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TESTB030 Release 2023-10-05
Send your 1.b4 games to me, please. Thank you! /Marek
Marek Trokenheim's homepage
(c) Marek Trokenheim

1.b4 c5 2.d4
Zilbermints' counter gambit

(...)

2...b6 3.bc5+= bc5 4.d5 d6 5.Nc3 Bb7 6.Rb1 Nf6?? 7.Rb7+- Na6 8.e4 Nb4 9.Bb5 Nd7 10.Qg4 Nc2 11.Kd1 e6 12.de6 f5 13.Bd7 (13.Bd7 Qd7 14.ed7 Kd8 15.Bg5 Be7 16.Be7 Ke7 17.Qg5 Ke6 18.d8N Rhd8 19.Qf5#; 13.ed7 Qd7 14.Bd7 Kd8 15.Bg5 Be7 16.Be7 Ke7 17.Qg7 Kd8 18.Qf6#) 1–0. pierre – oppovi, internet, 2010.

2...Nc6 3.bc5 d5 4.Nf3 Bg4 5.e3 Nf6 6.Be2 e6 7.0-0 Be7 8.c4 0-0 9.cd5 ed5 10.Nc3 Ne4 11.Ne4 de4 12.Nd2 Be2 13.Qe2 Qd5 14.Qc4 Qc4 15.Nc4 f5 16.Rb1+- Rab8 17.d5 Nd8 18.Ba3 Nf7 19.d6 Bf6 20.d7 Nd8 21.Rfd1 Nc6 22.Nd6 Be7 23.Nb7 g6 24.Rb3 Bd8 25.Rd6 Rf6 26.Nd8 Rd6 27.cd6 Rb3 28.ab3 Nd8 29.Bb4 Kf7 30.Ba5 Ke6 31.Bd8 Kd6 32.Bb6 Kd7 33.Ba7 Kc6 34.b4 Kb5 35.Bc5 h6 36.h4 g5 37.h5 Kc4 38.Bf8 f4 39.Bh6 Kb4 40.Bg5 fe3 41.Be3 (41.Be3 Kc4 42.h6 Kd5 43.h7 Ke6 44.h8Q Kd6 45.Qd4 Kc6 46.g4 Kc7 47.Qd5 Kc8 48.Qc6 Kb8 49.Qd7 Ka8 50.Qc8#) 1–0. marekt – akbardoc, chessworld.net, 2008.

2...e5 3.de5 (3.dc5 Nf6+=) 3...cb4= 4.Nf3 d5 5.Nbd2 (5.e3 Nc6=) 5...Nc6 (5...Qc7 6.e3=) 6.Bb2 Be6 (6...Nge7 7.e4=) 7.e4 (7.e3 Be7=) 7...Nge7 (7...Bc5 8.Bd3=) 8.Bb5 (8.Ng5 Ng6 9.Ne6 fe6+=) 8...Qc7 9.Ng5 h6 (9...a6!? 10.Ne6 fe6=) 10.Ne6+= fe6 11.Qg4 (11.Qh5 g6 12.Qg4 Kf7+=) 11...Qd7 (11...a6 12.Be2 (worse 12.Qe6 ab5 13.ed5 Nd8-/+) 12...Kf7 13.Rd1+-) 12.Nb3 (12.Rd1 Qc8+-) 12...de4 (12...h5!? 13.Qg5 Qc7+-) 13.Nc5+- Qc8 (13...Qd5 14.Ne4 h5 15.Qe2+-) 14.Rd1 (14.Ne4 Nd5+-) 14...a6 (better 14...e3!? 15.fe3 h5 16.Qe6 Qe6 17.Ne6 Rc8+-) 15.Ne4+- Kf7?? (better 15...Nd5 16.Bc4 Kd8+-) 16.Nd6 (16.Nd6 Kg8 17.Nc8 ab5 18.Qe6 Kh7 19.Ne7 Ne7 20.Rd7+-) 1–0. Marcus – 3223, internet, 2018.

2...Nf6 3.bc5+= g6 4.Nf3 Bg7 5.Nc3 0-0 6.e4 d6 7.cd6 Qd6? 8.e5+- Qc6 9.ef6 Qc3 10.Bd2 Qc6 11.fg7 Kg7 12.d5! Qd5 13.Bc3 (13.Bc3 Qe5 14.Ne5+-) 1–0. pierre – oppodets, internet, 2010.

2...g6 3.bc5 d5 4.c4 Be6 5.cd5+- Bd5 6.Nc3 Bg7 7.Nd5 Qd5+/- 8.e3 e5 9.Qf3 Ne7 10.Qd5+- Nd5 11.Rb1 Nc3 12.Rb7 0-0 13.Ne2 ed4 14.Nd4 Bd4 15.ed4 Re8 16.Be3 Nc6 17.Bc4 Rf8 18.Kd2 Ne4 19.Kd3 Rae8 20.Bb5 Nc5 21.dc5 Rc8 22.Bc6 Rc6 23.Ra7 Rd8 24.Kc4 Kg7 25.Rb1 Re6 26.Rbb7 (26.Rbb7 Rf8 27.a4+-) 1–0. marekt – Robbeee, chessworld.net, 2008.

2…d6

3.dc5= dc5 4.Qd8 Kd8 5.bc5 b6 6.Nc3 Nd7 7.cb6 Nb6 8.Nf3+- Ke8 9.Nb5 Nd7 10.Nc7 Kd8 11.Na8 Ke8 12.Nc7 Kd8 13.Nb5 a6 14.Nbd4 a5 15.Bd2 e5 16.Nc6 Ke8 17.Nfe5 Ne5 18.Ne5 Be6 19.e3 Bf5 20.Bb5 Bd7 21.Bd7 Kd8 22.Ba5 Ke7 23.Bb4 Kf6 24.Bf8 Ke5 25.Bg7 Nf6 26.0-0-0 Rg8 27.Rd4 Rg7 28.f4# 1–0. pierre – oppop, internet, 2010.

3.dc5 Nc6 4.cd6 ed6 (4...Nb4!? 5.Ba3 Nc6=) 5.a3+/- a5 (5...Qf6 6.c3+=) 6.b5 Ne5 7.Nc3 Nf6 8.e4 Qc7 9.Qd4 Ng6 (9...Be7 10.b6 Qd8 11.Bb5 Bd7 12.Nge2+/-) 10.Nf3 (10.b6 Qc5 11.Qc5 dc5+-) 10...Be6 (10...Qc5 11.Qc5 dc5 12.Bg5+-) 11.b6 Qc6?? (better is 11...Qc5+-) 12.Bb5 Qb5 (12...Ne7 13.Bg5 0-0-0 14.Bc6 Nc6 15.Qd3+-) 13.Nb5 Nf4 (13...Rc8 14.Nc7 Ke7+-) 14.Nc7 Ke7 15.Bf4 Ne4 16.Qe4 Rd8 17.Bg5 f6 18.Qe6 1–0. marekt – Baddy65, internet, 2012.

2...cb4

3.e4 b6 4.c3 (4.c4 bc3 5.Nc3 Bb7+=) 4...Bb7+= 5.Bd3 Nf6 6.f3 e6 7.e5 (7.Bg5!?+=) 7...Nd5-/+ 8.Be4 bc3 9.Bd5 Bb4 (9...Bd5 10.Nc3 Bb4 11.Qd3-+) 10.Qc2 (better is 10.Qb3!? c2 11.Qb4 cb1Q 12.Rb1 Bd5 13.Qb2-/+) 10...Bd5-+ 11.Nc3 (11.Be3 Nc6 12.a3 Ba5 13.Nc3 d6-+) 11...Qh4 12.g3 (12.Kf1 Bc4 13.Nge2 Qd4-+) 12...Qd4 13.Nge2 Qe5 14.Bf4 Bc3 15.Kd1 (15.Qc3 Qc3 16.Nc3 Bf3 17.Rf1-+) 15...Qf6 (15...Ba1?! 16.Be5 Be5 17.Qc8 Ke7 18.Qh8-+) 16.Nc3 Bf3 17.Ke1 (17.Kd2 Qd4 18.Qd3 Qf2 19.Ne2 Bh1 20.Rh1-+) 17...Bh1 18.Rd1 Na6 (18...0-0!? 19.Qd2-+) 19.Nb5 Bf3 20.Rc1 0-0 21.Qa4 (21.Qc3 Qf5 22.Nd6 Qd5-+) 21...Nc5 22.Rc5 bc5 (22...bc5 23.Qc2 Qa1 24.Kf2 Qh1-+) 0–1. Chester,Sean – Kosugi,Yuji, IECG, 2000. (=1.e4 c5 2.b4 cb4+= 3.d4 b6)

3.e4 Qc7 4.Bd2 d5 5.ed5= Nf6 6.c4 e6 7.de6 Be6 8.Qc2 Be7 9.Bd3 0-0 10.Ne2 Re8 11.h3 Bf8 12.0-0+= b5 13.Bf4 Qc8 14.Nd2 Nbd7 15.cb5 Qc2 16.Bc2 Bh3 17.Ng3 Be6=+ 18.Nge4 Nd5 19.Bh2 N7b6 20.Ng5= g6 21.Rfe1 Bd7=+ 22.Bd3 Bg7 23.Nb3 Nc3 24.Nf3 Bb5-/+ 25.Bb5 Nb5 26.Ne5 Nd5 27.Nc6 Rac8 28.Ne5 Na3 29.Rac1 Nb5 30.Bg3?? Nbc3 31.Rc2 h5 32.Kf1 Bh6 33.Nd7 Re1 34.Ke1 Bf4 35.Bf4 Nf4 36.g3 Re8 37.Kf1 Nd3?? 38.Nf6+- Kf8 39.Ne8 Ke8 40.Nc5?? Nc5+= 41.dc5 Kd7 42.a3 a5 43.ab4 ab4 44.Rb2 Nd5 45.Ke2 Kc6 46.Rc2 Nc3-/+ 47.Kd3 Kc5 48.Rc1 f6 49.Re1 Kd5 50.Re8= Nd1 51.f4 Nf2 52.Ke3 Ng4 53.Ke2 Nh6 54.Rf8= Ke6 55.Rb8+= Nf5 56.Kf2 Nd6 57.Rb4+/- Kf5 58.Kf3 g5 59.Rd4 g4 60.Ke3 Ke6 61.Ra4 Nf5 62.Kf2 Kf7 63.Ra5 Kg6 64.Ra7 Kh6 65.Ra1 Kg6 66.Rg1 h4? 67.gh4+- Kh5 68.Ra1 Nd6 69.Rd1 Ne4 70.Ke3 f5 71.Rd8 Kh4 72.Rf8 g3+= 73.Rh8 Kg4= 74.Rg8 Kh3 75.Kf3 Nd2 76.Ke2 Ne4 77.Kf1 Nd2 78.Kg1 Nf3 79.Kh1?? Nh4?? 80.Kg1= Nf3 81.Kf1 Nd2 82.Ke2 Ne4 83.Ke3 g2 84.Kf3 Nd2 85.Kf2 Ne4 86.Kg1 Ng3 87.Rh8 Kg4 ½–½. Katzourakis,Pavlos (2070) – Marianidis,D, Chania op, 1998.

3.Nf3 d5 4.Bf4 Nc6 5.e3 Nf6 6.Bb5 Qa5 7.a4?? (better is 7.Bd3-/+) 7...ba3-+ 8.Nfd2 Qb5 9.Na3 Qb2 10.0-0 e6 11.Nab1 (11.Qc1 Qc1 12.Rfc1 Ba3 13.Ra3-+) 11...Qa1 12.c4 a5 13.c5 a4 14.Qe2 Qb2 (15.Qd1 e5 16.Be5 Ne5 17.de5 Qe5-+) 0–1. ricar67 (1705) – Frank Bendig (2005), ChessWorld.net, 2003.

3.a3 ba3

4.c4 e6 5.Na3 Nf6 6.Nb5 Bb4 7.Bd2 Bd2 8.Qd2 a6 (better is 8...0-0!? 9.c5 Nc6=) 9.Nd6+/- Kf8 10.c5 Nc6 11.e4 h6 (11...Ne8 12.Ne8 Ke8 13.d5 ed5 14.ed5+/- (< 14.Qd5 Qf6 15.Rc1 d6=)) 12.Nf3 g6 (12...Ne8!?+-) 13.Ne5 Ne5 14.de5 Ne8 15.Nc4 (15.Nc8?! Rc8 16.Ra5 b6 17.Ra6 Rc5=) 15...Qc7 16.Ra5 Rb8 17.Qf4 (17.h4 Qc6 18.Qd4 Kg7+-) 17...Kg7 (17...b5 18.cb6 Rb6 19.Nb6 Qb6 20.Qd2 Qb1 21.Ke2 Qe4 22.Qe3+=) 18.Bd3 f6? (better is 18...Qd8+-) 19.ef6 Kf7 (19...Kf8 20.e5 d5 21.ed6 Qd8+-) 20.Ne5 Kf8 (20...Qe5 21.Qe5 d6 22.cd6 Nf6+-) 21.Ng6 Kf7 22.Nh8 Kf8 23.Qh6 Kg8 24.f7 1–0. MT – shmikci (1850), ICC, 2004.

4.g3 d5 5.Bg2 Nf6 6.Nf3 Nc6 7.0-0 b5 8.c3 a6 9.Na3 Bb7 10.Nd2 e6 11.e4 de4 12.Ne4 Be7 13.Nf6 Bf6 14.Qh5 Qd7 15.Bf4 Na5 16.Bb7 Qb7 (16...Nb7?! 17.Nb5 0-0 18.Na3=) 17.Rfb1 Nc6 (17...Qc6 18.Nc2 Qc3 19.Nb4-+) 18.Bd6 Rc8 19.Nc2 Ne7 20.Bc5 0-0 21.Rb3 Ra8 22.Rba3 Rfd8 23.Nb4 Nd5 24.Qf3 Qc8 25.Na6 e5 26.de5 Be5 27.Nb4 Ra3 28.Ra3 h6 29.Nd5 Qc5 30.Nb4 Qc4 31.Nc6 Bd6 32.Ra7 Re8 33.h3 Bc5 34.Rc7 Re2 35.Nd4 Rf2 36.Qf2 Bd4 37.Rc4 Bf2 38.Kf2 bc4 39.Ke3 f6 ½–½. Blankenberg,Bruno (2100) – Migliorini,Roberto (1980), Zilbermints Benoni (A), 2002. (=1.d4 c5 2.b4 cb4+=)

4.g3 Nf6 5.Nf3 e6 6.Bg2 Be7 7.0-0 0-0 8.Na3 Ne4 9.Bf4 d6 10.c4 f5 11.Nb5 a6 12.Nd2 Nf6 13.c5 dc5 14.Nc7 Ra7 15.Qb3 b5 16.Ne6 Be6 17.Qe6 Kh8 18.dc5 Bc5 19.Nb3 Qd7?? (better is 19...Bb6=) 20.Nc5+- (20.Nc5 Qe6 21.Ne6+-) 1–0. Blankenberg,Bruno (2100) – Cisnero,Juan Jose (2040), Zilbermints Benoni (A), 2002. (=1.d4 c5 2.b4 cb4+= 3.a3 ba3)

3.a3 Qa5

4.Bd2 Nc6 5.Nf3 Nf6 6.c3 e6 7.Qb3 Ne4 8.cb4 Nd2 9.Nbd2 (9.ba5?? Nb3 10.Ra2 Nbd4 11.Nd4 Nd4-+) 9...Bb4! 10.e3 (10.ab4 Qa1 Double attack (10...Qa1 Pinning; 10...Qa1 Deflection)) 10...d5 11.Bd3 Bd7 12.Ke2 Bd2 13.Nd2 e5 14.Rab1 (14.de5!? Rb8 15.Qb2+=) 14...e4 15.Bb5 a6 16.Bc6 Bc6 17.f3 Bb5 18.Kf2?? (better is 18.Ke1 0-0 19.Qd5 ef3 20.Qf3 Qa3 21.Kf2-/+) 18…Qd2-+ (18...Qd2 19.Kg3 Rd8-+) 0–1. Cisnero,Juan Jose (2040) – Balza,Fernando (1820), Zilbermints Benoni (A), 2002. (=1.d4 c5 2.b4 cb4+=)

4.Nd2 d5 5.Nb3 Qb6 6.ab4 Qb4 7.Bd2 Qd6 8.e3 Nf6 9.c4 b6 10.c5 Qc6 11.Nf3 Bg4 12.cb6 Qb6 (worse is 12...ab6 13.Bb5 Qb5 14.Ra8+/-) 13.Ba5 Qd6 14.Qc2 Nc6 15.Ne5 Na5 (15...Ne5? 16.de5 Qd7 17.Nd4+-) 16.Ra5 Qb4 17.Nd2 Bd7 18.Nd7 Nd7 (18...Qa5? 19.Nf6 ef6 20.Qc6 Ke7 21.Qa8 Qa1 22.Ke2+-; worse is 18...Kd7 19.Rb5 Qd6 20.Qa4+/-) 19.Ra7 Rd8 20.Qc6 Qd6 (20...e6 21.Bb5 Qd6 22.Nf3 Qc6 23.Bc6+/-) 21.Qa4 (21.Qd6!? ed6 22.Bd3 Ke7+-) 21...e6+/- 22.Bb5 (22.Bb5+-) 1–0. Blankenberg,Bruno (2100) – Balza,Fernando (1820), Zilbermints Benoni (A), 2002. (=1.d4 c5 2.b4 cb4+=)

3.c3 bc3

4.Nc3 d5 5.Nf3 e6 6.e3 Nf6 7.Bd3 Nc6 8.0-0 Bd7 9.Rb1 b6 10.Bd2 Be7 11.Ne5 0-0 12.Qf3 Bd6 13.Nd7 Qd7 14.Rfc1 Ba3 15.Rd1 Qe7 16.Bb5 Rfc8 17.Ba6 Rd8 18.Bb5 Rac8 19.Ba6 Rb8 20.Bb5 Na5 21.e4 Ne4 22.Ne4 de4 23.Qe4 Rbc8 24.Ba5 ba5 25.Bd3 g6 26.Be2 Qf6 27.Rb3 Bf8 28.g3 a4 29.Rb7 Rb8 30.Rb8 Rb8 31.d5 ed5 32.Qd5 Rb2 33.Kf1 Rc2 34.Rd2 Rd2 35.Qd2 Qc6 36.f3 h5 37.Qf4 Bd6 38.Qe4 Qe4 39.fe4 a3 40.Kg2 Kg7 41.Kf3 f6 42.Bc4 g5 43.h3 Be5 44.Bb3 ½–½. Balza,Fernando (1820) – Blankenberg,Bruno (2100), Zilbermints Benoni (A), 2002. (=1.d4 c5 2.b4 cb4+=)

4.Nc3 Nf6 5.e4 d6 6.Bb5 Bd7 7.Rb1 g6 8.Nf3 Bg7 9.Bd7 Qd7 10.Qb3 b6 11.e5 Ng4 12.Ng5 e6 13.Nb5 0-0 14.Nd6 Ne5 (14...Nc6!? 15.Qh3 h5+=) 15.de5 Be5 16.Nde4 Nc6 17.Bf4! Bg7 (17...Bf4 18.Nf6 Double attack) 18.Rd1 Nd4 19.Be3 h6? (better is 19...e5+/-) 20.Bd4+- (20.Bd4 hg5 21.Bg7+-) 1–0. Balza,Fernando (1820) – Cisnero,Juan Jose (2040), Zilbermints Benoni (A), 2002. (=1.d4 c5 2.b4 cb4+=)

3.e4 a5

4.a3 ba3 5.c3 b6 6.f4 (6.e5 a2 7.Ra2 Nc6=) 6...Bb7 (6...Nf6 7.e5 Ne4 8.Bd3=+) 7.Bd3 (7.e5 Qc7=+) 7...e6 (7...Nf6!?-/+) 8.Nf3=+ Nf6 9.Qe2 Be7 10.Ba3 Ba3 (10...Nc6 11.0-0=+) 11.Na3= d6 (11...Nc6!?=) 12.0-0+= 0-0 13.h3 (better 13.e5!? de5 14.fe5+/- (14.Ne5?! Nc6=; worse 14.Qe5 Nbd7 15.Qe3 Nd5=+)) 13...Nbd7 14.Nb5 Ba6 (14...d5 15.e5 Ne8 16.Ng5+=) 15.e5 (better 15.Nd6!? Bd3 16.Qd3+/-) 15...Bb5 16.Bb5 Nd5 17.Qd2 (worse 17.ed6 Nc3 18.Qd3 Nb5 19.Qb5 Nf6-+) 17...Rc8 18.Rac1 Nb8 19.Bd3 g6 20.c4 (20.Bb5 Nc7 21.Bd3 Nc6=) 20...Nb4=+ 21.Bb1 d5 22.cd5 Qd5 (22...Nd5 23.f5 gf5 (23...ef5? 24.Rc8 Qc8 25.Qh6+-) 24.Rc8 Qc8+=) 23.g4 White prepares the advance f5 (23.f5 Rc1 (23...gf5?? 24.Qg5 Kh8 25.Qh6+-; 23...ef5? 24.Qh6 Rc1 25.Rc1+-) 24.Rc1 f6 (worse 24...gf5 25.Qg5 Kh8 26.Qh6+-) 25.fg6 hg6 26.Bg6 N8c6+-) 23...N8c6 (better 23...Rc1 24.Qc1 N8c6-+) 24.f5= ef5 25.gf5 Rfd8?? (25...Nd4 26.Nd4 Rc1 27.Rc1 Rd8+/-) 26.f6+- Nd4 27.Qh6?? (better 27.Qd4 Qd4 28.Nd4+-) 27...Ne6 (better 27...Nf3 28.Kf2 Qd2 29.Qd2 Nd2-+) 28.Rc8+- Rc8 29.Ng5 Qc5 30.Kh1 (30.Kh1 Qd5 31.Be4 Qe4 32.Ne4 b5 33.Ng5 Re8 34.Ne6 Re6 35.Qg7) 1-0. Goran_Krastev (2270) - ZeruHmyz (2335), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 a5)

4.Bc4 e6 5.Qe2 Nc6 6.Nf3 g6 7.d5 Nce7 8.Bg5 (8.Bb2!? f6 9.0-0+=) 8...Bg7 9.e5 d6 10.Bb5 Kf8 11.de6 Be6 (11...fe6?! 12.a3 ba3 13.Ra3=) 12.Nbd2 Rc8 13.Nd4 Bd5 14.f4 Rc5 15.Ne4?? (better is 15.0-0+=) 15...Be4-+ 16.Qe4 de5 17.Ne6 fe6 18.Qb7 (18.Rd1 Qb6 19.Ba4 Nf6-+) 18...ef4 19.Bh4 (19.Rd1 Qc8 20.Qc8 Rc8 21.Bf4 Rc2 22.Rd2 Rc1 23.Rd1 Rd1 24.Kd1-+) 19…Ba1 (19...Ba1 20.0-0 Bd4 21.Kh1 g5-+) 0–1. Keller,Max – Bester,Kazimierz, ZN–2008–0-00372, 2008. (=1.e4 c5 2.b4 cb4 3.d4 a5)

4.Bc4 e6 5.Bf4 d6 6.Nf3 Be7 7.Qd3 Bd7 8.Nbd2 Nc6 9.d5+= ed5 10.ed5 Na7 11.0-0 b5= 12.Rfe1 bc4 13.Nc4 Kf8 14.Nd6= Nf6?? 15.Ng5?? Bd6=+ 16.Bd6 Kg8 17.Re7 Qb6 18.Qg3+= Be8?? 19.Ne6+- g6 20.Qe5 Nh5 21.g4 f6 22.gh5 (22.gh5 Qc7 23.Rc7 Bf7 24.Qf6 Be6 25.Qe6#; 22.Qf6 Qf2 23.Qf2 Nf4 24.Rg7#) 1–0. mbarker (2245) – capacuba (2275), net–chess.com, 2008.

4.Bd3 b6 5.Ne2 Ba6 6.Be3 Bd3 7.cd3 g6 8.Nd2 Bg7 9.0-0 d6 10.Ng3 Nf6 11.f4 Na6 12.f5 Nc7 13.Qf3 Nb5 (better 13...0-0!?=) 14.e5+/- de5 15.Qc6 Kf8 16.de5?? (better 16.Qb5 Nd5 17.Bg5+=) 16...Qd5-/+ 17.Qd5 (better 17.Qc4!? Qe5 18.Bb6-/+) 17...Nd5-+ 18.Rae1 Be5 (better 18...Ne3 19.Re3 Bh6-+) 19.Bb6?? (better 19.Bh6 Bg7 20.Bg7 Kg7 21.Nc4-+) 19...Bg3 (19...Nb6?! 20.Re5 Nc3 21.Nb3-+) 20.hg3 Nb6 0-1. blastol (2240) - RJFischer10 (2265), Rated Bullet game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 a5)

4.Nf3 Nc6 5.d5 Na7 6.Qd3 b5 7.Be2 Ba6 8.0-0 Qc7 9.e5 Rb8 10.Bb2 Bb7 11.a3 ba3 12.Na3 Ba6 13.e6 de6 14.Be5+- Qc8 15.Qd2 b4? 16.Ba6+- Qa6 17.Bb8 ba3 18.Ra3 Nb5 19.Ra5 Nf6 20.Ra6 (20.Ra6 ed5 21.Qd3+-) 1–0. mtr – Miki, littlegolem.net, 2009.

4.Nf3 g6 5.Bc4 Bg7 6.0-0 Qc7 ½–½. Matetic,Milovan (1930) – Zrilic,Bozo (2015), Rijeka CRO, 2nd League West, 2012. (=1.e4 c5 2.b4 cb4 3.d4 a5)

4.f4 e6 5.Nf3 Nf6 6.Bd3 h6 7.Bb2 d6 8.0-0 Nc6 9.c4 Qb6 10.c5 (better is 10.e5 Ng4 11.Qe2=) 10...dc5-/+ 11.dc5 (11.Nbd2 cd4 12.Rc1 a4-/+) 11...Qc5 (better is 11...Bc5!? 12.Kh1 Ng4-+) 12.Kh1-/+ Bd7 13.Nbd2 0-0-0 (better is 13...Ng4!? 14.Qe2 Qe3 15.Qe3 Ne3-/+) 14.Rc1= Qe3 15.Bd4?? (better is 15.Nc4 Qa7 16.Nfe5=) 15...Qd3-+ 16.Qa4 (16.Bb6 Qb5 17.Bd8 Kd8 18.Qc2-+) 16...Kb8 17.Bb6 Rc8 18.Rfd1 Qa6 19.Qb3 (19.Be3-+) 19…Qb6 (19...Qb6 20.Nc4 Qa7-+) 0–1. ondrasom – lyvyuralea, kurnik, 2012. (=1.e4 c5 2.b4 cb4 3.d4 a5)

3.e4 a6

4.a3 Qb6 5.Be3 e6 6.ab4= Bb4 7.c3 Be7 8.Qc2 d5 9.e5 Nc6 10.Bd3 Qc7 11.Ne2 Bd7 12.0-0 f6 13.Bh7 0-0-0 14.Bd3 fe5=+ 15.Nd2? e4-+ 16.Ra6?? Nb8 17.Bf4=+ Na6 18.Ba6?? Qc6 19.Ra1? ba6 20.Nb3 Bd6 21.Bd6 Qd6 22.Nc5 Bb5 (22...Bb5 23.Ng3 Nf6-+) 0–1. cjack (2265) – vampirex (2195), net–chess.com, 2010.

4.Nd2 e6 5.Bd3 b5 6.f4 Bb7 7.Ngf3 Nf6 8.0-0 Be7 9.a3 ba3 10.Ba3 b4 11.Bb2 a5 12.c3 bc3 13.Bc3 d5 14.e5 Nfd7 15.Qb3 Qb6 16.Ra5 Qb3 17.Nb3 0-0 18.Ra8 Ba8 19.g4 Nb6 20.Kf2 Rc8 21.Bd2 Bb7 22.Rb1 N6d7 23.Na5 Ba8 24.h4 Bd8 25.f5 Ba5 26.Ba5 Nc6 27.Bd2 Rb8 28.Rb8 Ndb8 29.Ke3 Bb7 30.fe6 fe6 31.Ng5 Nd8 32.Bh7 Kh8 33.Bg6 Nd7 34.Nf7 Nf7 35.Bf7 Nf8 36.Bb4 Nh7 37.Be6 g6 38.g5 Kg7 39.Be7 Nf8 40.Bf6 Kh7 41.Bf7 Nd7 42.e6 Nf6 43.gf6 Bc6 44.e7 Black resigned 1–0. Bazza3 – forkthis, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4)

3.e4 Nc6

4.a3 ba3 5.Ba3 e6 6.Bf8= Kf8 7.Nc3 Nf6 8.Nf3 h6 9.e5= Nd5 10.Nb5 a6 11.Nd6 b5 12.Bb5!+/- Ndb4 13.0-0+- Ne7 14.Nh4 a5?? 15.Qf3 Nf5 16.Nhf5 ef5 17.Qa8 f6 18.c3 Nc2 19.Qd5 Na1 20.Qf7# 1–0. pierred (2760) – zeca (1645), net–chess.com, 2010.

4.a3 ba3 5.Ba3 Nf6 6.Nd2 e6 7.Bf8= Rf8 8.e5+= Nd5 9.Nc4 b5? 10.Nd6+- Ke7 11.Qg4 g6?? 12.Qh4 f6 13.Qh7 Rf7 14.Qf7# 1–0. pierre – opporc, internet, 2010.

4.a3 d6 5.ab4 Nb4 6.c3 Nc6 7.Na3 a6 8.Bd3 Bd7 (8...Nf6 9.h3=) 9.f4 (9.Nf3 e5=) 9...Rc8 (9...Qc7 10.Bd2=) 10.Bd2 (10.Nf3 e6=) 10...g6 (10...e5 11.Nf3=) 11.e5 (11.Nf3 Nh6=) 11...d5 12.Nf3 e6 13.c4 (13.Nc2 Na7=) 13...Nb4 (better is 13...Ba3 14.Ra3 dc4+=) 14.Qe2? (better is 14.Be2=) 14...Nd3-+ 15.Qd3 Ba3 (better is 15...dc4!? 16.Nc4 Bb5-+) 16.Qa3 dc4 17.0-0 (17.f5 gf5 18.d5 Ne7 (worse is 18...ed5 19.0-0-/+) 19.de6 fe6-+) 17...Ne7 (17...Bc6 18.Rab1-/+) 18.Bb4 (18.Ba5 b6 19.Be1 0-0-/+) 18...Bb5 19.Rfd1 (19.Bc3 Nf5-/+) 19...Nd5 20.Bd6 (better is 20.Ng5!? Nb4 21.Qb4-+) 20...Nf4 21.Qe3 Nd5?? (better is 21...g5 22.Rf1 f6-+) 22.Qh6+= Kd7 23.Ng5 Qb6 (23...Qg8 24.Re1 c3-/+) 24.Qg7 (better is 24.Nf7 Kc6 25.Kh1+=) 24...Ne3?? (better is 24...Kc6 25.Nf7 Rhg8 26.Qh7 g5+=) 25.Qf7+- Kc6 26.Qe6 (better is 26.Bc5 Rhe8 27.Ne6+-) 26...Rhe8 27.d5 Nd5-+ 0–1. Lasberg,Ralf – Grawe,Herbert, Dortmund2, 2001. (=1.e4 c5 2.b4 cb4 3.d4 Nc6)

4.a3 e6 5.f4 Nf6 6.e5 Nd5 7.Bd2? Nd4 8.ab4 Bb4?? 9.c3=+ Bc3?? 10.Nc3+- Nc3 11.Bc3 Nf5 12.Nf3 b6 13.Bd3 Nh4? 14.0-0 Bb7 15.Nh4 Qh4 16.Bb5 0-0-0 17.Qd3 Qg4 18.Qc2 Kb8 19.Bb4 a5 20.Bd6 Ka8+- 21.Qd2 h5 22.Bc7 Rdf8 23.Bb6 h4 24.Ra5 Kb8 25.Qd6 Kc8 26.Qc7# (26.Bd7#) 1–0. rpatru (2165) – burrango (1970), net–chess.com, 2009.

4.d5 Ne5 5.Qd4 Qc7 6.Bb2 Qc2?? 7.Qe5+- d6 8.Bb5 Bd7 9.Bd7 Kd7 10.Qd4 Qc1?? 11.Bc1 e5 12.Qb4 Kc8 13.f4 ef4 14.Bf4 Kb8 15.Na3 Be7 16.Bd6 Kc8+- 17.Rc1 Kd7 18.Qb7 Kd6 19.Qc7# 1–0. marekt – bigj1969, chessworld.net, 2008.

4.d5 Ne5 5.f4 Ng6 6.Nf3 d6 7.Bb2 Nf6 8.Nbd2 Nf4 9.g3 Ng6 10.Bb5 Bd7 11.Bd3 e6 12.0-0 e5 13.h4 Be7 14.Qe1 Nh5 15.Kh2 0-0 16.Nc4 Bg4 17.Ne3 Bf3 18.Rf3 a5 19.Nf5 Rb8 20.Qf2 b5 21.Rg1 a4 22.Bc1 b3 23.ab3 ab3 24.cb3 b4 25.g4 Nhf4 26.h5 Nd3 27.Rd3 Nf4 28.Bf4 ef4 29.Qf4 h6 30.Rf3 Rb6 31.e5 Bg5 32.Qe4 de5 33.Qe5 Qb8 34.d6 f6 35.Qe6 Kh8 36.Qe7 Rb7 37.Qe4 Rd7 38.Rd1 Re8 39.Qc6 Rd6 40.Qd6 Qd6 0–1. baszame (1765) – isajashanica (1720), kurnik, 2012. (=1.e4 c5 2.b4 cb4 3.d4 Nc6)

4.d5 Ne5 5.Bf4 Ng6 6.Bc4?? (better is 6.Be3+=) 6...Nf4-+ 7.g3 Ng6 8.Ne2 Qb6 9.Nd4 e6 10.Nb3 Bc5 11.Qd3 (11.Nc5 Qc5 12.Nd2 Nf6-+) 11...N8e7 (better is 11...Bf2!? 12.Kd1 Ne5 13.Qe2-+) 12.N1d2 (12.Nc5 Qc5 13.Nd2 Ne5-+) 12...d6 (12...Bf2 13.Kf1-+) 13.0-0-0 (13.Nc5 Qc5 14.Nb3 Qc7 15.de6 Ne5 16.Bb5 Kf8-+) 13...Ne5 14.Qe2 a5 (better is 14...Bf2 15.Rhf1 Be3 16.de6 Be6 17.Be6 fe6 18.Rde1 Bd2 19.Qd2-+) 15.f4 N5g6 16.f5 (16.de6 fe6 (16...Be6?! 17.f5-+) 17.Bb5 Kf8 18.Nc5 Qc5-+ (18...dc5 19.Nc4 Qc7 20.Qd3-+)) 16...0-0 (16...ef5 17.Nc5 Qc5 18.Bb5 Kd8 19.Rhf1-+) 17.Qg4?? (17.fg6 Ng6 18.de6 fe6 19.Nc5 Qc5 20.Nb3-+) 17...ef5 18.ef5. Angel50 – knightRider77, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 Nc6)

4.f4 e6 5.Nf3 d5 6.e5 Qa5 7.Bd2 Qc7 8.Be2 Nge7 9.c4 (9.c3!?-/+) 9...dc4-+ 10.Bc4 Ng6 (10...Nd4 11.Bd3 Nf3 12.Qf3-+) 11.0-0 (11.Qe2 Be7+=) 11...a6 (11...Nd4!? 12.Bd3 Bc5-+) 12.Be3 Be7 (12...Nce5 13.fe5 Qc4 14.Ng5-/+) 13.Nbd2= 0-0 14.Rc1 b5 15.Bd3 Bb7 16.Qe1 (16.f5 ef5 17.d5 Qd7 18.dc6 Qd3+=) 16...Rad8 (16...Qd7 17.Nb3+=) 17.h4 (17.f5 ef5 18.Bf5 Rfe8=) 17...Rfe8 18.h5 Nf8 19.Qg3 Qb8 (19...Qd7 20.h6 g6 21.Nb3+=) 20.Ne4 (20.f5!? ef5 21.Bf5=) 20...f5?? (better is 20...Nd7=) 21.ef6+- (21.ef6 Bf6 22.Nf6 Kh8 23.Ne8 Re8 24.Ne5+-) 1–0. banker – nickbarletta, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4 3.d4 Nc6)

3.e4 d5

4.a3 ba3 5.Ba3 (5.ed5!? Qd5 6.Na3 Qe4 7.Ne2+=) 5...de4-/+ 6.Nc3 Nc6 (6...Nf6!? 7.Bb5 Bd7 8.Nge2-+) 7.Bb5 Qd7 (7...Qa5 8.Qd2 a6 9.Bc6 bc6 10.Ne4 Qd2 11.Kd2-/+) 8.Ne4 (8.d5 Nf6+=) 8...f5 (8...Qd5 9.Qe2 Nf6 10.Nf6 gf6=) 9.Nc5= Qd5 (9...Qc7!? 10.c4 a6=) 10.Nf3+/- b6?? (better is 10...a6 11.c4 Qd8 12.Bc6 bc6+/-) 11.Bc6 (better is 11.c4 Qd6 12.Ne5 bc5 13.Bc6 (13.Nc6?! Bd7 14.Bc5 Qf4+-) 13...Qc6 14.Nc6 cd4 15.Qf3+-) 11...Qc6+= 12.Nd3 Qe4 13.Qe2 Qe2 14.Ke2+= Bb7 15.Rhe1 Rc8 16.Rac1 Be4 17.Nh4? Rc4 18.c3-/+ g5 19.Nf3 a5 20.Ng5 Bh6 21.h4 Bg2 22.f3 Ra4 23.Bb2+= Bg5 24.hg5 h6 25.g6 Ra2 26.Ra1 Ra1 27.Ba1 e5? 28.Kf2 Ne7 29.Kg2 Ng6 30.Ne5 Nf4 31.Kh1 0-0 32.Nd7 Rf7 33.Nb6 Rb7 34.Nc4 a4 35.Nd6 Rb3 36.Nf5 h5 37.Kh2 Nd5 38.c4 Rf3 39.cd5 Rf5 40.d6 Rd5 41.Re5 Rd6 42.Rh5 Kf7 43.Ra5 a3 44.Ra3 Ke6 45.Ra4 Rc6 46.Kg3 Rb6 47.Kf4 Rb1 48.Ra6 Kd5 49.Ra5 Kc4 50.Ke5 Re1 51.Kd6 Ra1 52.Ra1 (52.Ra1 Kc3 53.d5 Kb2 54.Rh1 Kc3 55.Ke7 Kd2 56.d6 Kd3 57.d7 Kd4 58.d8Q Ke3 59.Rh3 Ke2 60.Qd3 Kf2 61.Rh2 Kg1 62.Qg3 Kf1 63.Qf2) 1–0. gus (2250) – chessnaif (2420), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5)

4.a3 de4 5.ab4 e5 6.Ra4-/+.

4.a3 de4 5.ab4 e5 6.c3 ed4 7.Bc4 Nc6 8.Bd2 (8.Qb3 Qd7-+) 8...Nf6 9.Qb3 Qe7 10.cd4 Nd4 11.Qb2 Nc6 12.Ne2 Ne5 13.Bb5 Bd7 14.Bd7 Nfd7 15.0-0 Nc4 (15...Nd3!? 16.Qb3-+) 16.Qc2 Nd2 17.Nd2 e3 18.Nc4 ef2 19.Rf2 b5?? (better is 19...Qb4 20.Nd4 Be7-+) 20.Nd6+/- Qd6 21.Qe4 Be7 22.Qa8 Bd8 23.Qe4 Ne5 24.Rff1 (24.Ra7?? Qd1 25.Rf1 Bb6 26.Qd4 Bd4 27.Nd4 Qd4 28.Kh1 Qa7-+) 24...0-0 25.Rad1 Qb6 26.Kh1 Nc4 27.Nf4 Bg5 28.Nd5 Qh6 29.Ne7 Be7 30.Qe7 Qe3?? (better is 30...Qe6 31.Qa7 Nb2+/-) 31.Qf7!! (31.Qf7 Rf7 32.Rd8 Qe8 33.Re8 Rf8 34.Rff8) 1–0. Kadas,Gabor (2225) – Dibusz,Ferenc, Hajduboszormeny op, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.a3 de4-+ 5.ab4 e5! 6.d5 Nf6-+ 7.Bb5 Bd7 8.Be2 Bb4 9.Kf1 0-0 10.Be3 Qc7 11.Na3 Bc5 12.Nc4 Be3 13.Ne3 a5 14.c4 Na6 15.g4 Qc5 16.Qb1 Nb4 17.g5 Ne8 18.Qe4 Qd4 19.Qb1 Nd6 20.h4 Qe4?? 21.Qe4 Ne4 22.Nf3 Rfe8 23.Kg2 Nc3 24.Rhe1 Ne2 25.Re2 Nd3 26.Rea2 a4 27.Rb1 Nc5 28.Ra3 f5 29.gf6 gf6-+ 30.h5 Kf7 31.Kh2 Rg8 32.Rb6 e4 33.Nd4 Rg5 34.Ne6 Rh5 35.Kg1 Ne6 36.de6 Be6 37.Rb7 Kg6 38.Rb6 Rg5 39.Kf1 Re5 40.Ke2 h5 41.c5 Bg4 42.Ng4 hg4 43.c6 Kg5 44.c7-/+ Rc8 45.Rc3? Re7-+ 46.Rc5 f5 47.Rb7 a3 48.Ra7 a2! 49.Raa5 Rf7 50.Ke3?? Rcc7 51.Rc7 Rc7 52.Ra2 Rc3 53.Ke2 g3 54.fg3 Rg3 55.Ra8 Kf4 56.Rb8 Re3 57.Kf2 Ra3 58.Rb2 Kg4 59.Rb8 Kf4 60.Rb2 Rd3 61.Ke2 Rh3 62.Rb8 Rh2 63.Kf1 Kf3 64.Kg1 Rg2 65.Kh1 Rg7 66.Rh8 e3 67.Rh3 Rg3 68.Rh8 e2 (68...e2 69.Re8 Rg8 70.Rg8 e1Q 71.Kh2 Qe5 72.Kg1 Qa1 73.Kh2 Qa2 74.Kg1 Qg8 75.Kf1 Qg2 76.Ke1 Qe2#) 0–1. Casillas,Adrian – Tippleston,Charles E (2165), Islington Congress, 1998.

4.a3 de4 5.ab4 e5 6.de5 Qd1 7.Kd1 Nc6 8.Bb5 Bg4 (8...Bb4!? 9.Be3 Bg4 10.f3 ef3 11.Bc6 bc6 12.gf3 Be6-/+) 9.f3=+ 0-0-0 10.Bd2 ef3 11.gf3 (worse 11.Nf3 Ne5 12.Be2 Bf3 13.gf3 Bb4 14.Ra7 Nf6-/+) 11...Bd7 12.Bc6 Bc6 13.Ra7 Kb8 14.Ra3 Nh6 (14...Bb4 15.Rd3 Rd3 16.cd3 Bc5=+) 15.Ne2 (better 15.Rd3!? Rd3 16.cd3=) 15...Bb4-/+ 16.Rb3 Bd2 17.Nd2 Rhe8 (17...Ng4! 18.Rg1 Ne5-/+) 18.Rg1=+ Nf5 19.f4 f6 20.Kc1 (20.ef6 gf6 21.Rh3 Ne3 22.Kc1 Nc2-+) 20...fe5-+ 21.fe5 Re5 22.Ng3 Nd4 23.Rc3 (23.Rb4!? Ra5 24.c3 Ra1 25.Rb1 Rb1 26.Kb1 Ne2 27.Ne2 Rd2-+) 23...h5 (23...Re2 24.Ndf1-+) 24.Kb2 Rb5 25.Nb3 h4 26.Nf1 Ne2 27.Rg7 Nc3 28.Kc3 Rf5 29.Nfd2 (29.Ne3 Rf3 30.Re7 Rh3-+) 29...Rf2 30.Nc4 Rh2 31.Nca5 (31.Ne5 Be4 32.Nd4 h3 33.Nd7 Ka8-+) 31...Be4 32.Nc5 (32.Rg4 Rc8 33.Kd4 Bc2 34.Rg7-+) 32...Rc2 33.Kb4 Rd4 34.Kb5 Rb2 35.Nab3 (35.Ncb3 h3 36.Rg8 Kc7 37.Rg1 Rd5 38.Kb4-+) 35...Bc6 36.Kb6 (36.Ka5 Ra2 37.Na4 Ka7 38.Rb7 Kb7 39.Nbc5 Ka7 40.Ne6 Rda4) 36...Rb4 37.Ka5 Rb5 38.Ka4 0–1. pdchessvamp (2005) – juliangon (2590), ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bb2 de4-/+ 5.Ne2 (5.Bb5 Bd7 6.Qe2 Nf6-/+) 5...Nf6-+ 6.g3 (6.Ng3 Nc6-+) 6...e5! 7.c3 (7.de5 Qd1 Combination) 7...e3! 8.cb4? (8.fe3 ed4 Double attack (8...ed4 Decoy)) 8...Qd5 9.Rg1 ef2 (9...Bb4 10.Bc3 ef2 11.Kf2 Ne4 12.Ke3 Nc3 13.Nec3-+) 10.Kf2 Ng4 11.Ke1 Qf3 12.Bg2 (12.Qa4 Nc6 13.Bg2 Qf2 14.Kd2 Bb4 15.Nbc3 ed4 16.Bc6 bc6 17.Qc6 Ke7 18.Qe4 Ne5-+) 12...Qf2 13.Kd2 Ne3 14.Qe1 Nc4 15.Kc1 (15.Kc2 Qe1 16.Re1 Ne3 17.Kd3 Ng2 18.Rg1 Bf5 19.Kd2-+) 15...Qe3 16.Nd2 (16.Kd1 Nb2 17.Kc2 Nc4-+) 16...Bb4 (16...Nb2?! 17.Kb2 Bb4 18.Nc4 Be1 19.Ne3-+) 17.Nc3 Bc3 18.Bc3 (18.Qe3 Bb2 19.Kc2 Ne3 20.Kb2 ed4 21.Nb3-+) 18...Qc3 19.Kd1 Nc6 20.Bc6 bc6 21.de5 Bg4 22.Qe2 (22.Nf3 Bf3 23.Qe2 Rd8) 22…Qd2 0–1. delightful_porridge – juliangon (2560), ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bb5 Bd7 5.Bd7 Qd7 6.e5 e6 7.a3 Qa4 8.Nf3 Nd7 9.0-0 Rc8 10.Ne1 Nb6 11.Bb2 (11.Qd3 Ne7-/+) 11...Nc4-+ 12.Nd3? (better is 12.ab4!? Nb2 13.Ra4 Nd1 14.Ra7-/+) 12...Nb2 13.Nb2 Qc2 14.Qc2 Rc2 15.Nd3 (15.Nd1 a5-+) 15...b3 16.Ne1 (16.Rd1 Nh6 17.Nb4 Rc8-+) 16...Ra2 17.Ra2 ba2 18.Nd3 (18.Nc2 ab1B 19.Rb1-+) 18...a1Q 19.Nc5 Bc5 20.dc5 Qe5 21.Re1 Qe1 0–1. Herlant,Christophe – Eeckhout,Jean_Louis (1860), Tournoi, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.c4? bc3?? 5.Nc3-/+ e6 6.Bf4 a6 ½–½. Jakob,Juergen – Gross,Markus, Badenweiler op, 1994. 4.Bd2 de4 5.Bb4 Nc6 6.Bb5 Bd7 7.c3? Nb4 8.Bd7 Qd7 9.cb4 e5! 10.a3 (10.de5 Qb5 Double attack (10...Bb4 Discovered attack; 10...Qb5 Decoy)) 10...Qd4 (10...ed4!? 11.Ne2 d3 12.Nec3-+) 11.Qd4 ed4 12.Nd2 Nf6 13.f3 (13.Ne2 0-0-0 14.f3-+) 13...e3 14.Nb3 (14.Nc4 b5 15.Ne5 Bd6-+) 14...d3 15.Nh3 (15.Rd1 d2 16.Ke2 Nd5-+) 15...Bd6 (better is 15...Rc8-+) 16.Nd4 (16.Rd1 d2 17.Ke2-+) 16...Be5 17.Nb3 (17.Rb1 Bd4 18.Nf4 d2 19.Kd1 Rc8-+) 17...Ba1 18.Na1 0-0 (18...0-0 19.Nb3 Rfd8-+) 0–1. dash_mate – craig4000, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bd2 de4 5.Bb4 Nc6 6.Bb5 Bd7 7.Bc3 Nf6 8.Ne2 (better is 8.d5 Nb8 9.Bd7 Nbd7 10.Ne2-+) 8...g6?? (8...Qb6 9.a4 0-0-0 10.Nd2-/+) 9.0-0? (9.d5!? Ne5 10.Be5 Bb5 11.Nbc3+=) 9...Bg7 (9...a6!? 10.Ba4 b5 11.Bb3-+) 10.d5-/+ Nb8 11.Bc4 0-0 12.Re1 (better is 12.Na3 Qc7 13.Qd2-/+) 12...Bg4 (better is 12...Qc7 13.Na3 Qd6-+) 13.h3+= Bd7 14.Ng3 b5 15.Bb3 a5 16.a3 Na6 17.Ne4 Ne4 18.Re4 Bf5 19.Bg7 Kg7 20.Qd4 Kg8 21.Re2 Rc8 (21...a4 22.Ba2 Qd6 23.Nc3+=) 22.c3 (better is 22.Nc3!? a4 23.Ba2+=) 22...Nc5 23.Ba2 a4 24.Nd2 Qd6 25.Nf3 (25.Bb1 Bb1 26.Rb1 Rfd8=) 25...Rc7 26.Ne5 (better is 26.Nh4+=) 26...Bd7?? (better is 26...Nb3!? 27.Bb3 ab3+=) 27.Rae1 (27.Rb1!?+=) 27...Nb3= 28.Bb3 ab3 29.Nd7 (better is 29.Rb2!?=) 29...Rd7-/+ (worse is 29...Qd7 30.Re7 Qd6 31.Rc7 Qc7 32.d6+=) 30.Qb4 Qb4 (30...Qd5?! 31.Re5 Qd2 32.Qb3=) 31.cb4 Rd5 (31...Ra8!?-/+) 32.Re3 (32.Re7? Rd2 33.R7e2 Re2 34.Re2 Ra8-/+) 32...b2 33.Rb1 Rd2 34.Rb3 Rc8 35.R3b2 Rcc2 36.Rc2 Rc2 37.Re1 e6 38.Re3 Rc1 39.Kh2 Ra1 40.Kg3 Kg7 41.Kf4 Kf6 42.Ke4 Ke7 43.Kd4 Kd6 44.f4 Rd1 45.Ke4 f5 46.Kf3 Rd5 47.Rc3 e5 48.fe5 Ke5 49.Ke2 h5 50.g3 Kd4 51.Rc6 Re5 52.Kd2 g5 53.Rc8 Ke4 Black prepares the advance f4 54.Rc3 (54.Rh8!?=) 54...f4+= 55.gf4 Kf4 56.Rd3?? (better is 56.a4+=) 56...g4-+ 57.hg4 (57.Rd8 gh3 58.Rd3 Kg4 59.Rd4 Kg3 60.Rd3 Kg2-+) 57...hg4 58.a4 g3 59.Rd4 Kf3 60.a5 (60.Rd3 Kf2 61.Rd8 ba4 62.Rf8 Kg1 63.Ra8-+) 60...g2 61.a6 g1Q 62.Rd3 Kf4 0–1. dash_mate – whitecat25, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bd2 de4 5.Bb4 Nc6 6.Bb5 Bd7 7.Bc6 Bc6 8.Ne2 -+.

4.Nd2 de4 5.Ne4 e6 6.Nf3 Nf6 7.Bg5 Be7 8.Bd3 a6 9.0-0 Nd5 10.Bd2 Nd7 11.Nfg5 N7f6 12.f4 (12.Rb1 b5+=) 12...Bd7 (12...Ne4 13.Be4 Nf6 14.Qe2 Qd4 15.Be3-+) 13.c4 bc3! 14.Nc3 (14.Bc3 Ne4 Double attack (14...Ne4 Decoy); 14.Nc3 Nb4 Combination) 14...Rc8 15.Nd5 Nd5 16.Qh5 g6 17.Qh6 Bf8 18.Qh4 Bg7 19.Qf2 Bc6 20.f5 Qf6 (20...gf5 21.Rae1 Ne7 22.Re6 fe6 23.Ne6-+) 21.Nf3 (21.fg6 hg6 22.Nf7 Qf2 23.Rf2 Bd4 24.Nh8 Ba1-/+) 21...ef5 (21...gf5!? 22.Rac1 Nc7-/+) 22.Rae1 Kf8 23.Qg3 f4 24.Qg4 Rc7 25.Ne5 g5 26.Be4 h5 27.Qd1 Ne7 (better is 27...Qd6-/+) 28.Ba5+/- (worse is 28.Nc6 Nc6 29.d5 Qd4 30.Kh1 Ne5+=) 28...Be4 29.Bc7 (worse is 29.Re4 b6 30.Bb4 Kg8+=) 29...Qf5 30.Qb3 Be5 31.Be5 Rh6 32.Qb4 Re6 33.Qa5 Bc6?? 34.Qd8+- Be8 35.Bd6 Qf6 36.Re6 fe6 37.d5! Kf7 38.Qc7 Bb5 39.Re1 b6 40.Qe7 Qe7 41.Be7 (41.Be7 Ke7 42.Re6 Kd7 43.Rb6+-) 1–0. Buddy Revell – Bazza3, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Nd2 de4 5.Ne4 Nf6 6.Bd3 Nbd7 (6...Qd5 7.f3 Bf5 8.Nf6 ef6 9.Ne2+=) 7.Qe2 Ne4 8.Qe4 Qc7 9.Ne2 Nf6 10.Qe5 Qe5 11.de5 Nd5 12.e6? (12.Nf4 Nc3+=) 12...fe6 (better is 12...Be6!? 13.Bb2 0-0-0-+) 13.Bb2+= Bd7 14.a3 ba3 15.Ba3 (15.Ra3 a5+=) 15...g6 16.c4 Bg7 17.Ra2 (better is 17.Rb1!? Nb6 18.c5-/+) 17...Nc3-+ 18.Nc3 Bc3 19.Kd1 Bc6 20.f3 Kf7 21.Ke2 Rhd8 22.h4 h5 23.Rc1 Bf6 24.Bb4 a6 25.g4?? Rd4 26.gh5 gh5 27.Be1 Rg8 28.Ke3 Rg1 29.Bc3 0–1. Ilic,An (2025) – Riegler,Dieter (2105), Rhodes GRE, 5th IBCA Ch, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Nd2 e6 5.Bb2 Nc6 6.Ngf3 Nf6 7.Bd3 Be7 8.0-0 b6 9.Bb5 Bb7 10.Ne5=+ Qc7 11.Re1 0-0-/+ 12.Bd3 Rad8 13.Nc6=+ Qc6 14.e5 Ne8 15.Re3 f5 16.Rh3 g6 17.Nf3 Nc7 18.Qd2 Qe8 19.Ng5 Bg5= 20.Qg5 Ba6 21.Bc1 Bd3-/+ 22.cd3 Rf7 23.Rg3 a5 24.h4-/+ Qe7 25.Qh6 Qf8-/+ 26.Qg5 Rg7 27.Qh6 Nb5-+ 28.Bg5 Rc7 29.h5 Qh6 30.Bh6 Nd4 31.hg6?? Ne2 (31...Ne2 32.Kh2 Ng3 33.Kg3 hg6-+) 0–1. Cimze,Ilgvars – Ross,Chris, Wch–09 blind, 1998.

4.Nd2 e6 5.Bd3 Nc6 6.Ngf3 Be7 7.0-0 de4 8.Ne4 Nf6 (8...Nd4? 9.Nd4 Nf6 10.Re1+-) 9.Re1 0-0 (9...Nd4? 10.Nd4 0-0 11.Bb2+-) 10.Rb1 a5 11.Nf6 Bf6 d4 draws heavy fire 12.Bb2 Ne7 (12...Nd4? 13.Nd4 Qd5 14.Nb5 Bb2 15.Rb2+-) 13.Ne5 Nd5 14.Qg4 g6 15.h4 (better is 15.a3!?+=) 15...Bh4-/+ 16.Re3? (16.a3 Be7 17.Ra1 Qc7-+) 16...Qg5 (16...Ne3 17.fe3 Bg5 18.Qe2-+) 17.Qe4? (17.Rg3 Qg4 18.Rg4-+ (18.Ng4?? Bg3 19.fg3 b6-+)) 17...f5 18.Qf3 Ne3 19.fe3 Qg3 20.Qe2 Bf6 21.Nf3 Bd7 22.Rf1 Bc6 23.e4 White intends e5 23...Rae8 24.e5 Bd8 25.Nd2 Qg4 26.Qf2 Bh4 27.Qe2 Qe2 28.Be2 b5 29.c4 bc3! 30.Bc3 Bd8 31.Nb3 b4 32.Bb2 Bb6 33.Rc1 Bd5 34.Nc5 Rf7 35.Nd3 Rc7 36.Rf1 Ba2 37.Nf4 Rc2 38.Bb5 Rb8 (38...Rb8 39.Ba1 Bd4 40.Bd4 Rb5-+) 0–1. Goldsmith,Alan (2005) – Hamilton,Douglas Gibson (2205), AUS–ch Gosford, 1987. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Nd2 e6 5.ed5 Nf6 (better is 5...ed5 6.Ngf3 Nc6-/+) 6.c4? (6.Bb5 Bd7 7.Bd7 Qd7 (worse is 7...Kd7 8.de6 Ke6 9.Ngf3+=) 8.de6 Qd4 9.ef7 Kf7+=) 6...ed5 (better is 6...bc3!? 7.Nc4 Nd5-+) 7.Qe2 Be7 8.h3 0-0 9.g4 (9.Ngf3!? Nc6-+) 9...Nc6 10.Bg2 (10.Ndf3-+) 10...Nd4 11.Qd3 dc4 12.Nc4 Nf3?? (better is 12...Re8 13.Bb2 Bc5 14.Ne3 Be6-+) 13.Qf3+= Qd4 14.g5?? (better is 14.Nb2+/-) 14...Qa1-+ (14...Qc4?! 15.Qb3 (15.gf6?? Bf6 16.Qf6 gf6-+) 15...Qb3 16.ab3-+) 15.Qe3 b3 16.ab3 Re8 17.gf6 Bb4 18.Kd1 Re3 19.fe3 Qc3 20.Nd2 Bf5 21.Ngf3 Qc2 22.Ke2 Re8 23.Nd4 Qd3 24.Kf3 Qe3 0–1. dunk0104 – decoeric, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5)

4.Bd3 Nc6 5.Bb2 e6 6.ed5 Qd5 7.Nf3 Nf6 8.c4 Qd8 9.Nbd2 Be7 10.Qc2 h6 11.0-0 0-0 12.Nb3 b6 13.Rad1 Bd7 14.Rfe1 Re8 15.Ne5 Qc7 16.Nd7 Nd7 17.d5 Na5 (better is 17...Nce5!?=) 18.de6+/- fe6 19.Bh7 Kh8 20.Bg7 (20.Bg7 Kg7 21.Qg6 Kh8 22.Qh6+=) 1–0. Buddy Revell – RedRaven, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bd3 Nc6 5.Nf3 Bg4 6.Bb2 e6 7.h3 Bh5 8.Nbd2 Qb6 9.0-0 Nd4?? (better is 9...de4 10.Be4 Nf6-/+) 10.Bd4+/- Qd4 11.Nd4 Bd1 12.Rad1 Bd6? (better is 12...de4!? 13.Ne4 a6+-) 13.ed5+- ed5 14.Rfe1 Be7 15.Nf5 g6 16.Ne7 Ne7 17.Nf3 Rd8 18.Bb5 Kf8 19.Ne5 Nf5 20.Nd7 Kg7 21.Rd5 Rhf8 22.g4 Nh6 23.Kg2 Ng8 24.Red1 Rfe8 25.Nf6! Rd5 26.Ne8 (26.Ne8 Kf8 27.Rd5+-) 1–0. Jangle,Hemang – Tom,Gordon, Fremont MSJE CC, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bd3 Nc6 5.Nf3 Bg4 6.Nbd2 e6 7.ed5 Qd5 8.h3 Bh5 9.Be4 Qd8 10.Bc6 bc6 11.a3 a5 12.Qe2 Nf6 13.0-0 Be7 14.ab4 ab4 15.Bb2 0-0 16.Ra8 Qa8 17.Ra1 Qb8 18.g4 Bg6 19.Ne5 Bd6 (19...Bc2 20.Nc6 Qd6 21.Ra6-/+) 20.Ndc4 Be5 21.Ne5 Qb5 22.Qb5 cb5 23.g5 Nd5 24.Ng6 hg6 25.Ra2 Rc8 26.Ba1 b3 (26...Nf4 27.Kh2-/+) 27.cb3+= Rc1 28.Kh2 Kf8 29.Bb2 (29.Bb2 Rb1 30.b4-/+). marekt – blindfaithcream, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5)

4.Bd3 Nc6 5.Nf3 Bg4 6.Be3 e5 7.h3 (7.de5 de4 8.Be4 Qd1 9.Kd1 Ne5 10.Bb7 Rb8+=) 7...Bf3 8.Qf3 Nf6 9.de5 Ne5 10.Qf5 Nd3 11.cd3 de4 12.Qb5? (better is 12.de4!? Qd7 13.Qd7 Kd7 14.Nd2+=) 12...Qd7-+ 13.Qe5 Qe7 (better is 13...Qe6!? 14.Qe6 fe6 15.de4 Ne4-+) 14.Qb5+= Qd7 15.Qe5 Qe7 16.Qf4?? (better is 16.Qb5 Kd8 17.de4 Ne4 18.0-0+=) 16...g6 17.Nd2 ed3 18.0-0 Bg7 19.Rad1 (19.Rae1 0-0-+) 19...0-0 20.Qh4 a5 21.Nf3 Nd5 22.Bg5 f6 23.Rfe1 Qd7 24.Bd2 Nc3 25.Qc4? Qd5 26.Qd5 Nd5 27.Rc1 Rac8 28.Rc8 Rc8 29.Re6 Rc6 30.Re8 Kf7 31.Rd8 Nc3 32.Rd7 Kf8 33.Rd3 Na2 34.Rd7 a4 35.Rb7 b3 36.Rb8 Kf7 37.Rb7 Kg8 38.Nd4?? Rd6-+ 39.Be3 f5 40.Rb8 Kf7 41.Rb7 Kf8 42.Rb8 Ke7 43.Bg5 Bf6 44.Rb7 Kf8 45.Rb8 Rd8 46.Ne6+= Kf7 47.Nd8 Bd8 48.Bd8 Ke6 49.Bg5 Kd5 50.Be7 Kc4 51.Ba3 Kd3 52.Kf1 Nc3 53.Bb2 Kc2= 54.Ba1?? a3-+ Black plans b2 55.f3 b2 56.Bb2 ab2 57.Kf2 b1Q 58.Rb1 Kb1 59.Ke3 Nb5 ½–½. Graff,John – Tufts,John, LERA Class–ch, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bd3 e6 5.Nf3 a6 6.0-0 Nf6 7.Re1 (better is 7.e5!? Nfd7 8.Ng5=) 7...de4-/+ 8.Be4 Ne4 9.Re4 Be7 10.Bf4 0-0 11.Nbd2 b5 12.Re1 Nc6 13.Be3 Bf6 (13...Qd5!?-+) 14.Ne4-/+ Bb7 15.Nf6 Qf6 16.Rb1 h6 17.Ne5 Qe7 (better is 17...Ne5!? 18.de5 Qg6-+) 18.Qg4+= f5 19.Qh5 (19.Nc6 Bc6 (19...fg4? 20.Ne7 Kf7 21.d5+-) 20.Qg3 Rf6+=) 19...Rf6 (19...Ne5 20.de5 Rac8 21.Qg6-/+) 20.Rbd1 (20.Nc6!? Bc6 21.Bf4+=) 20...f4-/+ 21.Bc1 Rf5?? (21...Ne5 22.Re5 Qf7 23.Qf7 Kf7 24.Bd2-/+) 22.Qh3 (better is 22.Nc6 Rh5 23.Ne7 Kf7 24.d5 Ke7 25.Re6 Kf7 26.Rd6+=) 22...Ne5-/+ 23.Re5 Raf8 24.Rde1 Re5 25.Re5 Bd5 26.a3 a5 27.ab4 a4 28.c3 Qf6 29.Qd3 Bc4 30.Qe4 Kh8 31.f3 g5 32.Qb7 Rf7 33.Qb6 Re7 34.Rb5 Bb5-/+ 35.Qb5 e5 36.Qd5? ed4-+ 37.Kf2 dc3 38.b5 Qe5 39.Qd1 Qc5 40.Kf1 Qb5 41.Kg1 Rd7 42.Qc2 Qd3 43.Qd3 Rd3 44.Kf2 Rd2! (44...Rd2 45.Ke1 Rg2-+) 0–1. Buddy Revell – Mengs, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Bd3 Nf6 5.e5= Nfd7 6.Nf3 h6 7.a3 e6 8.0-0 ba3 9.Na3 a6 10.c4 Be7 11.cd5 ed5 12.Qb3 Nb6 13.Bd2 Nc6 14.Rfb1 Nc4? (14...Ba3 15.Ra3 Qe7+-) 15.Nc4 dc4 16.Bc4 0-0 17.d5 Na7 18.Bd3 Kh8 (18...Bc5 19.Qc4 b6 20.Qe4+-) 19.Be3 Qd7 20.Bc2 b5 (20...f5 21.Nd4+-) 21.Qd3 g6 22.e6 Qd6 23.Bd4 Kg8 (23...Kh7 24.Be5 Qb6 25.d6 Be6 26.de7+-) 24.Ne5 Bf6 (24...f5 25.Ng6 Nc6 26.dc6 Be6 27.Nf8 Rf8 28.Ra6 Rd8+-) 25.Nf7 (25.Nf7 Rf7 26.ef7 Kf8 27.Qg6+-) 1–0. pierre – I_S_A, internet, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.ed5 Qd6 5.c4= a5 (5...bc3 6.Nc3 Nf6 7.Qa4 Nbd7 8.Bc4=) 6.Nf3 a4 (6...Nf6 7.Nbd2+=) 7.a3 Bg4 (7...Bf5!?+/-) 8.ab4 Qb4 (8...Bf3 9.Qf3 Qb4 10.Bd2+/-) 9.Bd2+- Qb6 (9...Bf3!? 10.Qf3 Qb2+-) 10.c5 Qg6 (10...Bf3 11.Qf3 (11.cb6?! Bd1 12.Bb5 Nd7 13.Kd1 Ngf6=; 11.gf3?! Qc7+-) 11...Qb2 12.Qc3 Qc3 13.Nc3+- (13.Bc3?! Nf6+/-)) 11.Ra4 Qe4 12.Be2 (12.Be3 Ra4 13.Qa4 Bd7+-) 12...Na6 (12...Ra4 13.Nc3 Qe2 14.Ne2 Ra3+-) 13.Nc3 Qf5 14.Ne5 Be2 (14...Nf6 15.Bb5 Kd8 16.Nf7 Kc8 17.f3+- (17.Nh8 Bd1 18.Kd1 Nd5 19.Nd5 Qd5-/+)) 15.Qe2 Nf6 (15...Rc8 16.g4 Qe5 17.Qe5+-) 16.Qb5 Nd7 17.g4 Qe5 18.de5 0-0-0 19.c6 (19.Ra6 Kc7 20.Qa5 Kc8 21.Nb5 b6 22.Ra8 Nb8 23.Qa7 Rd5 24.Rb8) 19...Ndc5 20.cb7 Kb8 (20...Kc7 21.Ra6 Rb8 22.Rc6 Kd8 23.Qa5 Kd7 24.Qc7 Ke8 25.Qb8 Kd7 26.Rc7) 21.Ra6 Nb7 (21...e6 22.Ra8 Kc7 23.Qc6) 22.Rb6 (22.Rb6 Rd5 23.Rb7 Kc8 24.Qc6 Kd8 25.Rb8) 1–0. marekt – nwalker08, internet, 2010. (=1.b4 c5 2.d4 cb4 3.e4 d5 4.ed5 Qd6)

4.ed5 e6 5.Bb5+= Bd7 6.de6 Bb5 (6...fe6 7.Qh5 g6 8.Qe5+=) 7.ef7+- Kf7 8.Qh5 g6 9.Qb5 Qe8 (9...Qd4 10.Qb7 Ne7 11.Qf3 Kg8 12.Ne2+-) 10.Qe8 Ke8 11.Nf3 Bg7 12.Bb2 Nc6 13.Nbd2 (13.a3 Nf6+-) 13...Rd8 14.0-0-0 Nd4 (14...Nge7 15.Nb3+-) 15.Rhe1 Kf8 16.Bd4 Bd4 17.Ne4 (better 17.Ng5!? Re8 18.Ne6 Re6 19.Re6+-) 17...Bb6+- 18.Rd8 Bd8 19.Rd1 (19.Nd6 Be7 20.Nb7 Nf6+-) 19...Be7 (better 19...Ke7!?+-) 20.Rd7+- Nf6 21.Nf6 Bf6 22.Rb7 a5 23.Rb5 (23.Ra7!? h5+-) 23...Kg7 (23...Bd8 24.Kd2+-) 24.Ra5 Re8 25.Kd1 Rd8 26.Ke2 Bc3 (26...Rc8 27.Ra7 Kh6 28.Kd1+-) 27.g4 (27.a3!? Re8 28.Kd3 Rd8 29.Kc4 Rc8 30.Kd5 Rd8 31.Kc6 Kf6+-) 27...Re8 28.Kd3 (28.Kf1 Re7 29.Ra4 Rc7+-) 28...Rf8 (28...Rd8 29.Kc4 Rf8 30.Ng5 Rf4 31.Kb3 Rg4 32.a3+-) 29.Ra7 Kg8 30.Ke3 (30.Ke2 Rc8+-) 30...Re8 31.Kf4 Rf8 (31...Re2 32.a4+-) 32.Kg3+- Re8 (32...Bb2!? 33.Ra4 Rb8 34.Nd2+-) 33.a3 Re2 34.ab4 Bb4 35.Ra8 Kg7 36.Rc8 Bd6 (36...Kf6 37.g5 Ke7 38.Rc7 Ke8 39.Rh7 Bd6 40.Kg2 Rc2 41.h4+-) 37.Kg2 1–0. OnlyPolishOpening (2435) – spinoleuze (2175), lichess.org, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 e6)

4.ed5 Bf5 5.c4= e6 6.g4 Bg6 7.h4 (7.de6 fe6 8.Bg2 Nc6=) 7...h5 (7...ed5!? 8.h5 Qe7 9.Qe2 Qe2 10.Be2 Be4=+) 8.gh5 Bh5 9.Be2 Nf6 10.Bg5 Be2 11.Qe2 Be7 12.Nd2 (12.Nf3 ed5 13.Bf6 gf6=) 12...ed5 (12...Nd5 13.cd5 Bg5 14.Qb5 Qd7 15.Qd7 Kd7 16.de6 Ke6 17.Ngf3-/+) 13.c5 (13.Bf6 gf6 14.Ngf3 Nc6=) 13...Nc6 (13...Kf8 14.Ngf3-/+) 14.Ngf3 (14.Bf6 gf6 15.Ngf3 Qc7=) 14...Qd7 (better 14...Kf8-/+) 15.0-0?? (better 15.Bf6 gf6 16.Kd1=) 15...Qg4-+ 16.Kh1 Qh3 (16...Ne4 17.Be7 Ke7 18.Ne4 Rh4 19.Nh4 Qe2 20.Ng3-+) 17.Nh2? (better 17.Kg1-+) 17...Nd4 18.Qe3 Qe3 19.fe3 Ne6 20.e4 (20.Kg2 Ne4 21.Ne4 de4 22.Be7 Ke7-+) 20...d4 (better 20...Ng5 21.hg5 Ng4 22.Ndf3 de4 23.Kg2 Ne3 24.Kg3 Nf1 25.Rf1 ef3 26.Nf3-+) 21.e5 Nd7 (21...Ng5?! 22.ef6 Rh4 23.fe7 Ke7 24.Rae1 Ne6 25.Kg2-/+) 22.Be7 Ke7 23.Nc4 Ndc5 24.Nd6 b6 (better 24...Raf8-+) 25.Rf7 Kd8 26.Rg1 (26.Nf3 g5 27.Rd1=+) 26...Rh4 27.Rg6 d3?? (better 27...Rb8 28.Kg1 a6-+) 28.Kg2?? (better 28.Re6 Rh2 29.Kh2 Ne6 30.Nb7 Ke8 31.Nd6 Kd8 32.Nb7 Kc8 33.Nd6 Kd8=) 28...d2 (better 28...Nf4 29.Rf4 Rf4-+) 29.Rf1 (29.Re6 Rh8 (29...Ne6?! 30.Nb7 Ke8 31.Nd6 Kd8 32.Nb7 Kc8 33.Nd6 Kd8=) 30.Rf1 Ne6-+) 29...Rd4 (29...Nf4 30.Kg3 Ng6 31.Nf3 Ne4 32.Ne4 Re4 33.Nd2-+) 30.Rd1 (30.Re6 Ne6 31.Rd1-+) 30...Ne4 (better 30...Nf4 31.Kf2 Ng6 32.Nf3-+) 31.Nf3?? (31.Re6 Nc3 32.Re8 Kc7 33.Ra8 Nd1 34.Nb5 Kb7 35.Ra7 Kb8 36.Nf1-+) 31...Nf4 (31...Rd6 32.ed6 Nf4 33.Kh2 Ng6 34.Nd2 Nd2 35.Rd2-+) 32.Kf1?? (32.Kg1 Ng6 33.Nd4 Nc3 34.Rd2 Ne5-+) 32...Rd6 (better 32...Rd3 33.Rg7 Rf3 34.Kg1 Ne2 35.Kh2 Rf2 36.Kh3 Nd6 37.ed6 Rc8 38.Rg8 Kd7 39.Rc8 Kc8-+) 33.Rd6 Nd6 34.Rd2 Ne6 35.Rd6 Ke7 36.Nd4 (36.Nh4 Nc5-+) 36...Nd4 37.Rd4 Ke6 38.Rg4 Ke5 (38...a5 39.Rg6 Ke5 40.Rb6 Rf8 41.Ke1-+) 39.Rg5? (39.Rg7 a5 40.Rg2 Rc8-+) 39...Kd4 (39...Kf6 40.Rg2-+) 40.Rg3 (40.Rg7 Kc3 41.Rg2 Rd8-+) 40...Kc4 (40...Rf8 41.Ke2-+) 41.Ke1?! (41.Rg7 Kc3 42.Rg2 Rd8-+) 41...Kb5 42.Kd1 Ka4 43.Kc1 Ka5 (43...Rc8 44.Kb2 Rc7 45.Rg6-+) 44.Kb1 (44.Rg7 a6-+) 44...Ka6 (44...Rg8!? 45.Rg5 Ka4 46.Rg6-+) 45.Rg4 Kb7 46.Rg5 (46.Rg7 Kc6-+) 46...Rc8 (46...Rg8 47.Rg6-+) 47.Rg6? (better 47.Rg7 Rc7 48.Rg6-+) 47...Rc7 48.Rg7 (48.Kb2-+) 48...Rg7 49.Kb2 Rg6 50.Kb3 Rg5 (50...a5 51.Kc4 Rg3 52.Kd4-+) 51.Ka4 (51.Kb4 Rg3-+) 51...Rg4 52.a3 (52.Kb3 a5 53.Kc2-+) 52...Rg3 (52...b5 53.Kb3 Rg3 54.Kb2 ba3 55.Kc2 b4 56.Kc1 Rg2 57.Kb1 b3 58.Kc1 a2 59.Kd1 a1Q) 53.Kb4 Rg2 (53...a5 54.Kc4 Kc6-+) 54.Ka4 Rc2 55.Kb4 Rb2 56.Kc3 Ra2 57.Kc4 (57.Kb3 Rd2 58.Kc3-+) 57...Ra3 58.Kb4 Ra4! (58...Ra4 59.Kb3 b5-+) 0-1. psm_ajedrez (2550) - alifie (2495), Rated Bullet game, lichess.org, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

4.e5 Qa5 5.a3 b3 6.c3 Qa4 (6...Qb6 7.Bb2=+) 7.Bb2 (7.Nd2!?=) 7...Nc6=+ 8.Nd2 Na5 9.Bd3 Nc4 (9...Nh6 10.Qe2 a6 11.Qf3=+) 10.Rb1 Na5 (10...Nd2 11.Qd2 Nh6 12.Qe2=) 11.Qe2 (11.Bc1 e6+=) 11...a6 12.Ngf3 (12.Bc1 e6=) 12...e6 13.0-0 Bd7 (13...Ba3?? 14.Ra1 Qc6 15.Ba3+-) 14.Qd1 (14.Ng5 A) worse 14...Ba3 15.Ba3 Qa3 16.Ra1+= (16.Nh7?! Qe7=; worse 16.Bh7 Bb5 17.Bd3 Bd3 18.Qd3 b2=+); B) 14...Be7 15.f4 b5=+ (15...Ba3 16.Ra1 Bb2 17.Ra4 Ba4 18.f5+-)) 14...Bb5 (14...Ba3? 15.Ba3 Qa3 16.Ra1+- (16.Nb3 Ba4 17.Nfd2 Nb3 18.Nb3 Nh6=+)) 15.Bb5 ab5 (15...Qb5!? 16.Bc1 Qd3=+) 16.Bc1= Ne7 17.Nb3 Nb3 (17...Nec6 18.Nbd2=) 18.Rb3 (18.Qb3 Qb3 19.Rb3 Ra5+=) 18...Nc6= 19.Nd2 Be7 20.Qe2 Attacking the isolated pawn on b5 20...Ra5 21.f4 g6 22.g4 White plans f5 22...h5 23.f5 hg4 (23...gf5 24.gf5 Bg5 25.fe6 fe6 26.Qf2+=) 24.fe6 fe6 25.Qg4 Kd7 26.Rf7 (26.Qg6 Raa8 27.Qb1 Rag8 28.Kh1 b4 29.ab4 Qb5-/+) 26...Raa8 27.Rb4?? (better 27.Rg7+=) 27...Nb4-+ 28.ab4? (28.cb4 Qc2 29.Rf1-+) 28...Raf8 29.Rf8 Rf8 (29...Bf8?! 30.Nf1-/+) 30.Nf1 Qc2 (better 30...Qa1 31.Qd1 Qc3-+) 31.Bh6 (31.Bd2 Rf1! 32.Kf1 Qd2 33.Qh3-+) 31...Qf2 32.Kh1 Qf1 33.Qg1 Qf3 34.Qg2 Qd1 35.Qg1 Rf1 36.Kg2 (36.h4 Rg1 37.Kh2 Qg4 38.c4 Qg3) 36…Qf3 0-1. maroski9 (2555) - zsolti_83 (2565), Rated Blitz game, lichess.org, 2021. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Qa5)

4.e5 a6 5.h3 Qa5 6.Bd2 Nc6 7.Nf3 Bf5 8.a3 Qb6 9.Be3 e6 10.Nbd2 (better is 10.Bd3-/+) 10...Be4 (10...ba3 11.g4 Bg6 12.c4-+) 11.Ng5 (better is 11.Ne4 de4 12.Nd2=) 11...Nd4?? (better is 11...Bg6-/+) 12.Nde4+- Bc5?? (better is 12...de4 13.Bd4 Bc5+-) 13.Nc5 Qc5 14.Bd3 (better is 14.Bd4 Qe7 15.Qc1+-) 14...Qc3 15.Bd2 Qb2 (15...Qc7 A) 16.Bh7 Rh7 17.c3 bc3 (worse is 17...Qe5 18.Be3 Nf5 19.Nh7=) 18.Qa4 Nb5 19.Nh7 cd2 20.Kd2 Qc3 21.Ke2 Qe5 22.Kd2 Qb2 23.Qc2 Qd4 24.Ke2 Qa1 25.Ra1 Nd4 26.Kd2 Nc2 27.Kc2 f6-+; B) 16.Nh7?! Qe5 17.Kf1 g6+/-; C) 16.ab4 Qe5 17.Be3+-) 16.Bb4 (better is 16.Rb1 Qa3 17.Bb4+-) 16...h6?? (better is 16...Nc2 17.Bc2 Qe5 18.Ne4 de4+/-) 17.Nf7+- Kf7 (17...Nf3 18.Kf1 Kf7 19.Qf3 Nf6+-) 18.Qh5 g6 19.Qg6 1–0. neilo – valla, ChessWorld.net, 2015.

4.e5 Qb6 5.Bb2 (5.Bd3 Nc6 6.Be3 Nh6+= (6...Nd4? 7.Bd4 Qa5 8.c4+-)) 5...Nc6 6.Be2 e6 (6...Bf5 7.Nf3-/+) 7.Nf3+= Nh6 8.Nbd2 Nf5 9.Nb3 a5 10.Rb1 Be7 11.0-0 0-0 12.Ba1 (12.Qd3 a4 13.Nbd2 f6+=) 12...Bd7 13.Nc1 Rad8 14.c3 Rfe8 15.a3 Qc7 16.cb4 ab4 17.ab4 Bb4 18.Bb5 Qa5 19.Bc6 Bc6 20.Nd3 Be7 21.Qb3 Rd7 22.Bc3 Qa6 23.Nb4 (23.Bb4 Bb5 24.Ra1 Bc4 (worse is 24...Bd3 25.Ra6 Bf1 26.Ra7+=) 25.Ra6 Bb3-/+) 23...Bb4 (23...Ba4 24.Na6 Bb3 25.Nc5 Bc5 26.Rb3-/+) 24.Bb4+= Ba4 25.Qa3 (25.Qc3 b6+=) 25...b5 (25...Bb5 26.Rfe1-/+) 26.Bc5 Rc8 27.Rfc1 Rdc7 28.Rc3 h6 29.Qb4 g5 30.Rbc1= Qc6 31.h3 Kh7 32.g4 Nh4 33.Ne1 f5 34.Qb1 Qa6 35.Ng2= Ng2 36.Kg2 Kg7? 37.gf5 ef5?? 38.Bb4 Rc3-/+ 39.Rc3 Rc3 40.Bc3 Kg6 41.Qb4 Qc8 42.Qd6 Kh5-/+ 43.Bb4 Qc4 44.Bc5?? b4 45.e6?? b3 46.e7?? b2 47.Qb8 Qb5 48.Qf8?? b1Q 49.Bd6 Q1f1 50.Kf3 Qbe2 (50...Qbe2 51.Kg3 Qef2; 50...Qbd3) 0–1. alaamattar (2165) – pwillows (2120), net–chess.com, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.e5 Qc7 5.Bd3 Nc6 6.Be3 Na5 7.Nd2 Bd7 8.Ne2 e6 9.0-0 Nc4 10.Nc4 dc4 11.Be4 Bc6 12.Ng3 Ne7 13.f4 g6 14.a3 ba3 15.c3 (15.Ra3? Nf5 16.Bc6 Qc6-+ (16...bc6?! 17.Rc3-/+)) 15...h5 16.Bc2 b5 17.Bc1 (17.Ra3?? Nd5 18.Bc1 Ba3 19.Ba3 Ne3-+) 17...Nd5 18.Ne4 a5 19.Ba3 Ba3 20.Ra3 Ne3 21.Nf6 Kf8 22.Qe2 Nf1 (22...Ng2?! 23.Qf2=) 23.Qf1 Kg7 24.Ra1 Bd5 25.f5 gf5 26.Nd5 ed5 27.Qf5 Qe7 28.Qf3 Qe6 29.Bf5 Qc6 30.e6 Rh6 31.Re1? (better is 31.Qg3 Kf8 32.Qg5 Re6 33.Be6 Qe6 34.Qh5-/+) 31...fe6-+ 32.Qg3 Kf7 33.Qg5 Rf6 (better is 33...Rah8-+) 34.Qh5-/+ Ke7 35.Bg4?? (better is 35.Qg5 Rg8! 36.Qg8 Rf5 37.Qb8+=) 35...Raf8-+ 36.Qg5 Kd7 37.h4 b4 38.cb4 ab4 39.h5?? b3 40.h6 b2 41.h7 Rf1! 42.Rf1 Rf1 43.Kh2 Rh1! 44.Kg3 Qd6 45.Kf2 b1Q 46.Qg7 Kc6 (46...Kc6 47.Qe5 Qe5 48.de5 Qe1 49.Kf3 Rf1) 0–1. Gabetto,Flaviano (2050) – Galli,Fabio, Robecchetto op, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.e5 Qc7 5.Nf3 Bg4 (5...Nh6 6.a3 Nc6 7.ab4 Nb4 8.c3=) 6.Be2 (6.h3 Bf3 7.Qf3 Qc2 8.Bb5 Nc6+=) 6...e6 (6...Nh6 7.0-0+=) 7.0-0 Nc6 8.h3 (8.Nbd2 Be7+=) 8...Bf3 9.Bf3 Nge7 10.Be3 (10.Bb2 Nf5 11.Qd3 Qd7-/+) 10…Nf5-/+ 0–1. fersbery (2110) – lopesq (2365), net–chess.com, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.e5 f5 5.a3 e6 6.ab4 Bb4 7.c3 Bf8 8.g4 (8.Nf3!?=) 8...Ne7=+ 9.Bd3 g6 (9...Nbc6 10.Nd2=+) 10.h4 Bg7 11.h5 Kd7 (11...Bd7 12.Bg5=) 12.Bg5 Qb6 (12...Nbc6 13.Nd2=) 13.hg6+= hg6 14.Rh8 Bh8 15.gf5 gf5? (better 15...ef5 16.Qa4 Nbc6+-) 16.Qh5+- Qd8 (16...Qb2 17.Ra3+-) 17.Be7 Qe7 18.Qh8 Nc6 19.Ne2 b6 (19...a5 20.Bb5+-) 20.Na3 (20.Bb5 a5+-) 20...Bb7 21.Qh6 a6 22.Nc2 b5 23.Kd2 (23.Nc1 Rg8+-) 23...Rf8 (23...Nd8 24.Nf4+-) 24.Nf4 Rg8 25.Ng6 (25.Be2!? Bc8+-) 25...Qf7 26.Nf4?? (better 26.Rg1+-) 26...Rg7?? (26...Qe7 27.Be2 Bc8+-) 27.Bf5!+- Nd8 (27...ef5 28.Qd6 Double attack (28.e6 Deflection; 28.e6 Passed pawn); 27...Qf5 28.Qg7 Deflection (28.Qg7 Overloading)) 28.Ne6! (28.Ne6 Qf5 29.Nc5 Ke8 30.Qg7 Qf2 31.Kc1 Qf4 32.Kb2+-) 1–0. sodiumattack (2080) – chessus11 (1890), gameknot.com, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 f5)

4.e5 g6 5.a3+= ba3 6.c3 h5 7.Na3 Nc6 8.Bd3 Nh6 9.Bg5 Nf5 10.Nf3 Bh6 (10...f6 11.Be3+=) 11.Qd2 (11.Bh6 Nh6 12.0-0 a6=) 11...Bg5+= 12.Ng5 e6 (12...b6!?+=) 13.Nb5+= Kf8 (better is 13...0-0!?+=) 14.Bf5+/- ef5 15.Nd6 Be6 16.Nb7 Qc7 17.Nc5 Re8 18.f4 Kg7 19.Kf2 Re7 20.Rhb1 Qc8 (20...Rb8 21.Rb8 Nb8 22.Rb1+/-) 21.h4 (21.Kg1 Rc7+-) 21...a5 22.Rb6 Rhe8 23.Qb2 Qa8 (better is 23...Rc7!?+/-) 24.Qb5+- (24.Nce6?! fe6 25.Qa3 Qc8+/-) 24...Rc7 25.Rb1 (25.Nge6!? fe6 26.Na6 Rcc8+-) 25...Bc8 26.Ra1 Ree7 (26...Be6 27.Nge6 Re6 28.Ne6 fe6+-) 27.Na6 (better is 27.Nb3!?+-) 27...Ba6+= 28.Ra6 Qc8 29.Rb6 Na7 (29...Qd7!?+=) 30.Qd5+/- (worse is 30.Qa5 Rc3 31.Qd5 Rc2 32.Kg1 Rc1 33.Rc1 Qc1 34.Kf2 Nc8+=) 30...Rc3 31.Qd6 Rc2 32.Kg3 Qc3 (32...Qe8!?+-) 33.Kh2 Qd2 (33...Qc7 34.Qf6 Kg8 35.Rd6+-) 34.Qf6 Kg8 35.Rb8 Nc8 36.Rc8! Rc8 37.Qe7 Qf4 38.Kg1?? (better is 38.g3 Rc2 39.Kh1 Rc1 40.Rc1 Qc1 41.Kh2 Qc2 42.Kh3+-) 38...Qd4= 39.Kh2 Qh4 40.Kg1 Qd4 41.Kh2 Qh4 42.Kg1 Qd4 ½–½. Macicek,Jan (2145) – Stehlik,Jiri (2075), Karvina op, 2005. (=1.e4 c5 2.b4 cb4+= 3.d4 d5)

4.e5 h6 5.Bb5 Bd7 6.Bd7 Qd7 7.Nf3 Qb5 8.Bd2 e6 9.c4? (9.a3!?-/+) 9...Qc4 10.Qe2 Qe2 11.Ke2 Nc6 12.Be3 Nge7 13.Nbd2 Nf5 14.g4 Ne3 15.fe3 Be7 16.h4 0-0-0 17.Nb3 b6 18.Rac1 Kb7 19.Rc2 Rc8 20.Rhc1 Na5 21.Rc8 Rc8 22.Rc8 Kc8 23.g5 (better is 23.Nbd2-+) 23...Nb3 24.gh6 gh6 25.ab3 Kd7 26.h5 a5 27.Kd3 b5 28.e4 Kc6 29.ed5 Kd5 30.Nd2 (30.Ne1 a4 31.Nc2 a3-+) 30...a4 31.ba4 ba4 32.Nc4 0–1. nickbarletta – banker, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.e5 Nh6 5.a3 e6 (5...Qa5 6.Nd2=+) 6.ab4 Bb4 7.c3 Be7 8.Ba3 (8.Bh6!? gh6 9.Nf3=) 8...Nc6=+ 9.Bd3 Bd7 (9...f6 10.Qh5 Nf7 11.f4=+) 10.f4 (10.Nf3 b5=+) 10...0-0 11.Nf3 f5 12.0-0 Nf7 (12...a6 13.Rf2=+) 13.Be7 Ne7 14.Na3 a6 15.h3 (15.Qe1 Qc7=+) 15...Rc8 16.Qd2 b5 17.Nc2 Qb6 18.g4 (18.Rfb1 Ra8=+) 18...Nh6-/+ 19.Ne3 fg4 20.hg4 Rf4 21.Bh7 Kh7 (better 21...Kh8 22.Bb1 Qc6=+) 22.Ng5+/- Kg6 23.Rf4 Kg5 (23...b4 24.Ng2 Nef5 (24...Rc3 25.Nh4 Kg5 26.Rf5 Kh4 27.Qg5 Kh3 28.Qh5 Kg3 29.Qh2 Kg4 30.Qf4 Kh3 31.Rh5) 25.gf5 Nf5 26.Rf5 Qd4 27.cd4 Rh8 28.Rf7 Rh1 29.Kh1 Ba4 30.Nf4 Kg5 31.Rg1 Kh4 32.Qf2) 24.Nd5 Nd5 25.Rf6 Kg4 (25...Ne3 26.Qe3 Kh4 27.Ra2 Qb8 28.Rh2 Kg4 29.Qf4) 26.Rg6 Kf5 (26...Kf3 27.Qd3 Kf4 28.Rf1) 27.Qd3 Kf4 28.Rf1 1-0. Goran_Krastev (2300) - Eggplant (2275), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4=+ 3.d4 d5 4.e5)

4.f3 de4-/+ 5.fe4 Nc6 6.Bb5 (6.d5 Nb8+=) 6...Bd7 (6...e5 7.Nf3 ed4 8.Qd4-/+) 7.Bc6 (7.Nf3!?+=) 7...Bc6-/+ 8.d5 Bb5 9.a4 Bd7 10.Qd2 e6 11.de6 (11.Qe2 Rc8 12.Be3 Qh4 13.Bf2 Qf6-+) 11...Be6 12.Nf3 Qc7 13.0-0 Rd8 14.Qf4 Qc2 15.Nbd2 (15.Be3 Nf6 16.Nbd2 Bd6-+) 15...Bd6 16.Qe3?? (16.Qh4 Ne7-+) 16...Nf6 (better is 16...Bc5 17.Qc5 Qc5 18.Kh1 Qc2-+) 17.Nd4 (17.Qe2-+) 17...Qc3 18.Qc3 bc3 19.N2f3 0-0 20.Re1?! Bb8 21.Bg5 Rc8 22.Bf6 gf6 23.Rac1 Bg4 24.Nh4? a6 25.h3 Bh5 26.Nhf5 Rfe8 27.g4 Bg6 28.Re3? Bf4 29.Rce1?? Be3 30.Re3 Bf5 31.gf5 c2 32.Nc2 Rc2 33.Kf1 Rc4 34.Kf2 Ree4 35.Rd3 Ra4 36.Rd8 Kg7 37.Rd7 Rf4 38.Kg3 Rf5 39.Rd3 Rg5 40.Kf2 Ra2 41.Kf3 h5 42.Ke4 Ra4 43.Kf3 h4 44.Rd7 b5 45.Rd3 Rg3 46.Ke2 Rd3 47.Kd3 Ra3 48.Kd4 Rh3 49.Kc5 Rc3 50.Kb6 b4 51.Ka6 b3 (51...b3 52.Kb7 b2 53.Ka6 b1Q 54.Ka5 Ra3) 0–1. dunk0104 – pipesharp, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5)

4.f3 de4 5.fe4 e5 6.Nf3-/+.

4.f3 e5 5.de5+= Bc5 (5...de4 6.Qd8 Kd8 7.Nd2 ef3 8.Ngf3+=) 6.ed5 (better is 6.Qd5!? Qb6 7.Ne2+=) 6...Qb6-/+ 7.Ne2?? (better is 7.Nh3 Bh3 8.gh3 Bf2 9.Ke2-/+) 7...Bf2 8.Kd2 Qe3 0–1. Billbob – HoangTuGia, ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.f3 e6 5.h4 Be7 6.a4 (6.g3!?-/+) 6...Bh4-+ 7.Kd2 (7.Ke2 Bg3-+) 7...de4 8.fe4 (8.Bb5 Nc6 9.Ke2-+) 8...Qd4 9.Bd3 Bg5 (better is 9...Qa1 10.Rh4 Qb1 11.Ke1-+) 10.Ke2 Bf6 (better is 10...Qa1 11.Bg5 Bd7 12.Nf3-+) 11.Ra2 Nc6 12.Nf3 Qd8 13.g4 g6 (13...e5!? 14.g5 Be7 15.Bb5-+) 14.Rg1 1–0. dunk0104 – Snoopy85, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.f3 e6 5.h4 f5 6.ef5 Nf6 (6...ef5!? 7.c4 bc3 8.Nc3 Nf6-/+) 7.fe6+= Be6 8.Bg5 Be7 9.Bf6 Bf6 10.g4 (better is 10.Ne2!?-/+) 10...Bh4-+ 11.Kd2 Nc6 12.Bb5 0-0 13.Bc6 bc6 14.a3? (14.Kc1 Qf6 15.Qd3 c5-+) 14...ba3 (better is 14...Qg5 15.Ke2 Bg4 16.Nd2-+) 15.Na3 (15.Kd3 Qf6 16.Na3 Bf7-+) 15...Bc8 (15...Bg5 16.Kd3-+) 16.Qe2? (16.c3 Bg5 17.Kc2 Ba6-+) 16...Bg5 (16...Qa5 17.c3 Bg5 18.Kd1 Qc3 19.Nc2 Bg4 20.Ra3-+) 17.Kd1 Qa5 18.Nh3? Bd7 19.Ng5+= h6 20.Nh3?? Rae8?? 21.Qd2?? Qc7?? 22.Kc1 Rf3+= 23.Qg2? Ref8 24.Ng1?? Rf1 25.Kb2 R8f2 26.Qh3? Qb6-+ 27.Kc3?? Ra1 28.Nc4 dc4 29.Ne2 Re2 30.Ra1-+ Qc7 31.Qf3 Re7 32.Kc4 Be6 33.Kd3 Bd5 34.Qf2 Be4 35.Kd2 Rf7 36.Qe3 Qh2 37.Kc3 Rf3 38.Qf3-+ Bf3 39.Ra7 Bg4 40.Ra6 Bf3 41.Ra8 Kh7 42.Kd3 Qe2 43.Kc3 Qe3 44.Kc4 Bd5 45.Kc5 Qc3 46.Kd6 Qd4 47.Ke7 Qc5 48.Kd7 Qc2 49.Rc8 Qf5 50.Kc7 Qc8! 51.Kd6 Qe6 52.Kc7 g5 53.Kb6 g4 54.Kc5 g3 55.Kb4 g2 56.Kc5 g1Q (56...g1Q 57.Kb4 Qe4 58.Kc3 Qgd4) 0–1. dunk0104 – Haroldlee123, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Nf3 de4-/+ 5.Ne5 Nc6 6.Nf7? (better is 6.Bb5 Bd7 7.Nd7 Qd7 8.a3 ba3 9.Ba3-/+) 6...Kf7-+ 7.Qh5 (7.d5 Nb8 8.f3-+) 7...g6 8.Bc4 e6 9.Qg4 (9.Qd1 Qd4 10.Qd4 Nd4 11.Kd1-+) 9...Qd4 10.Qf4 Nf6 11.Be6 Be6 12.c3 bc3 13.Be3 Qd3 14.Na3 c2 15.Qc7 Be7 16.Rc1 Bg4 17.f3 Qe3 18.Kf1 Qc1 19.Kf2 Qd2 20.Kg3 Nh5 21.Kg4 Qg5 22.Kh3 Qh4 0–1. king001 – marekt, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.Nd2 Nc6

5.Bb2 de4 6.Ne4 Qd5 7.Bd3 (7.Ng3) 7...Bf5 (7...Nd4? 8.Bd4 f5 9.Ng3+-) 8.c4?? (better is 8.Qe2-/+) 8...bc3-+ 9.Nc3 Qg2 10.Qf3 (10.Bf5 Qh1 11.Ke2 Qh2-+) 10...Qf3 11.Nf3 Bd3 12.0-0-0 Bc4 13.Ne5 Ne5 14.de5 Nh6 15.h4 (15.Rhg1 Nf5-+) 15...Ng4 16.Rd4 Nf2 17.Rh2 (17.Rg1 Rc8 18.Kc2 h5-+) 17...Nd3 18.Kc2 Ne5 19.Rh3 Rc8 20.a4 e6 21.Re3 0–1. Buddy Revell – Klaus Behrmann, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.Nd2 Nc6)

5.Bb2 e6 6.Ngf3 de4 7.Ne4 Nf6N 8.Bd3 Be7 9.0-0 0-0 10.Re1 Bd7 11.Qd2 Qc7 12.Ne5 Ne5 13.Nf6 Bf6 14.de5 Be7 15.Rad1 Bc6 16.f4 (16.c3!? Qa5 17.Bb1-/+) 16...Rfd8 17.Qe2 Bd5 18.f5 ef5 19.Bf5 g6 (19...Ba2 20.Bd4-+) 20.Bd3 Ba2 21.Rf1 Be6 22.Rf6? (better is 22.Qf3-+) 22...Bf6 23.ef6 Qc5 24.Kh1 Qh5 25.Qf1 Bf5 26.Be2 Bg4 27.Rd8 Rd8 28.Bd3 Bf5 29.Be2 Qh4 0–1. Alldrix – Emerson, playchess.de, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.Nd2 Nc6)

5.Bb2 e6 6.Ngf3 Nge7 7.Bd3 Ng6 8.g3 Be7 9.h4 Bd7 (9...0-0 10.h5 Nh8 11.e5-/+) 10.h5=+ Nf8 11.Nh4 (11.Qe2 h6=+) 11...g5 12.Ng2 h6 (12...Rc8 13.Ne3 de4 14.Ne4=+) 13.Ne3 Bc8 14.0-0 de4 (14...Nh7 15.Ng4=+) 15.Ne4 Qc7?? (better 15...Rg8 16.Bc4 Na5=) 16.d5+- Ne5 (16...e5 17.Nc4 f5 18.dc6 fe4 19.Be4 Bf6 20.cb7 Bb7 21.Nd6 Ke7 22.Nb7 Rb8+-) 17.Bb5 Bd7 18.d6 (18.d6 Qb8 19.Be5 (worse 19.de7 Bb5 20.Nd6 Ke7 21.Be5 Bf1+-) 19...Bb5 20.Bh8+-) 1–0. Garcia Toledo,P (2230) – Sandoval Blanco,Sebastian (1620), 2nd Zicosur Open, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.Nd2 Nc6)

5.Bb2 e6 6.Ngf3 Nf6 7.Bd3 Be7 8.0-0 a6 9.e5 Nd7 10.c3 bc3 11.Bc3 b5 12.Bb2 Bb7 13.Rc1 Rc8 14.Ne1 Qb6 15.Qg4 Bf8 16.Nb3 a5 17.f4? (better is 17.Nf3+=) 17...a4-+ 18.Nc5 Nc5 19.Rc5? (better is 19.dc5 Bc5 20.Kh1-+) 19...Bc5 20.Qg7 (20.dc5 Qc5 21.Kh1-+) 20...Bd4 21.Bd4 Qd4 (21...Nd4?! 22.Qh8 Kd7 23.Qh7=) 22.Kh1 Rf8 23.Bb5 Qb4 24.Bd3 h5 25.Qh6 Nd4 26.Qh5 Rc1 27.Qh4 Nf5 (better is 27...Qd2!? 28.Qg3-+) 28.Qf2 Nd4 29.Qe3?? Ra1 0–1. Buddy Revell – joselopescruz, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.Nd2 Nc6)

5.Bb2 Nf6 6.e5=+ Ne4 7.Ne4+= de4 8.d5 Na5 9.Qd4= e6 10.d6 Nc6 11.Qe4+/- Qa5 12.0-0-0 g6 13.Kb1+/- Bd7 14.Qh4 Qd8 15.Qg3 Bg7 16.h4 Qa5 17.f4 0-0-0 18.Qe3 h5 19.Nf3 Kb8 20.Bd3 Bh6 21.g3 Rc8 22.Nd2 Qa4 23.Nb3 b6+/- 24.Qe2 Na5 25.Na5 Qa5+= 26.Bc4 Rhd8 27.Bb3 Qc5 28.Bd4 Qc6 29.Qf2 Kb7 30.Rc1 a5 31.c3 bc3+= 32.Rhe1 Qb5 33.Ka1+= a4 34.Bd1+/- Qa5 35.Bf3+- Ka6 36.Rb1 b5 37.Qg2 Rb8 38.Rec1 Rdc8 39.Rc2 b4 40.Be2 Bb5 41.d7 Rc7 42.Rc3 bc3 43.Rb5 Qb5 44.Bb5 Kb5 45.Bc3 Rd8 46.Qb2 Kc6 47.Ba5 Rdd7 48.Qc2 Kb7 49.Bc7 Rc7 50.Qa4 Bf8 51.Qb5 Ka7 52.Qe2 Ba3 53.Qf2 Bc5 54.Qd2 Kb8 55.a4 Kb7 56.Qg2 Ka7 1–0. Long,Robert – Williams,Leighton (2195), WLS–ch Cardiff, 1997.

5.ed5 Qd5 6.Ndf3 Bf5-/+.

5.ed5 Qd5 6.Ngf3 Nd4 7.Nd4 Qd4 8.Bb2 Qb6 9.Nc4 Qc7 10.Be5 Qc6 11.Qd4 (11.Ne3!? Bd7 12.Be2-/+) 11...f6-+ 12.0-0-0 Be6 13.Na5 fe5 14.Qe5 Qc8 15.Bb5?! (15.Nb7 Kf7 16.Nc5 Ba2 17.Kb2-/+) 15...Kf7 16.Rhe1 a6 (better is 16...Nf6-+) 17.Nb7 Ba2?? (17...ab5 18.Nd8 Kg6 19.Ne6 Nf6-/+) 18.Rd7+/- Qb7 19.Rb7?? ab5= 20.Rb5 Nf6 21.Rb4 e6 22.Rb7 Be7 23.f4 g6 24.g4 White intends f5 24...Ng4 25.Qg5 Nf6+= 26.f5 Rhb8 27.fe6+/- Be6 28.Re6 Ke6? 29.Qe3+- Kf5 30.Re7 Ra1 31.Kd2 Rd8 32.Ke2 Rd5 33.Qf3 Kg5 34.h4 (34.h4 Kh6 35.Qf6 Rf5 36.Qg7 Kh5 37.Qh7 Kg4 38.Qg6 Kh3 39.Re3 Kh4 40.Re4 Rf4 41.Rf4 Kh3 42.Qh5 Kg3 43.Rg4) 1–0. Goldsmith,Alan – Holliday,Bruce, AUS–ch Toowoomba, 1986. (=1.e4 c5 2.b4 cb4 3.d4 d5)

5.ed5 Qd5 6.Ngf3 Bg4 7.Bb2 e6 8.Bc4 Bf3 9.gf3 (9.Qf3 Qf3 10.Nf3 Nf6-/+) 9...Qd8 10.Ne4 Nf6 11.Rg1 Qc7 12.Nf6 gf6 13.d5 Qh2 14.Rf1 0-0-0 15.Bf6 ed5 16.Bd5?? (better is 16.Bh8 dc4 17.Qe2-+) 16...Bg7!! 17.Bg7 (17.Bd8 Qe5 18.Be4 Rd8-+ (18...Qa1?! 19.Qa1 Ba1 20.Bg5-+; 18...Nd8?! 19.Rb1-+)) 17...Rhe8 18.Be4 Rd1 19.Kd1 Qg2 20.Re1 Qg7 21.Rb1 Rd8 22.Kc1 Qc3 23.Re3 Qd2 24.Kb2 Qf2 25.Rbe1 a5 26.a3 Qd2 27.Bh7 Nd4 28.ab4 Qb4 29.Kc1 a4 30.c4 a3 (30...a3 31.Bf5 Nf5 32.Rb3 Qb3 33.Re7 Rd1) 0–1. Goldsmith,Alan (2005) – Wastell,Gary (1965), AUS–ch Gosford, 1988. (=1.e4 c5 2.b4 cb4 3.d4 d5)

5.Ngf3 de4 6.Ne4 Qd5 7.Bd3 Bg4 (7...Nd4? 8.Nd4 Bd7 9.Nf3+-) 8.Bb2 Nf6 9.Qe2 e6 10.Nf6 gf6 11.Be4 Qd7 (better is 11...Qa5!?=) 12.d5+/- Ne5?? (better is 12...Ne7 13.Bf6 Rg8 14.Bh7 Bf3 15.Qf3 Qd5 16.Bg8 Qf3 17.gf3 Ng8+/-) 13.Ne5+- Be2 14.Nd7 (14.Nd7 Kd7 15.de6 Ke6 16.Ke2+-) 1–0. Royset,Jon Kristian (2270) – Kristensen,Kjell Ole, Tromsoe op–A, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.Nd2 Nc6)

5.Ngf3 de4 6.Ne4 Bg4 7.d5 Bf3 8.gf3 f5 (8...Ne5 9.Bb5 Nd7 10.Qe2=) 9.Ng3 Nb8 10.Nf5 Nf6 11.Bb5 Nbd7 12.d6 (12.Qe2 Qc7 13.Bb2 A) 13...Nd5? 14.Rd1+- (14.Ng7?! Bg7 15.Bg7 Rg8+=; 14.Bg7 Bg7 15.Ng7 Kf7 16.Qe6 Kg7 17.Rg1 Kf8 18.Qh6 Ke8 19.Qh5 Kd8 20.Qd5 Qe5 21.Qe5 Ne5 22.0-0-0 Kc7=); B) 13...0-0-0+=) 12...e6 13.Qe2 Kf7 14.Bc4 Nd5 15.Rg1?? (15.Bb2 N7f6 16.0-0-0 A) 16...ef5 17.Rd5 (17.Bd5?! Nd5 18.Rd5 Qd7+/-) 17...Nd5 18.Bd5 Kg6 19.Rg1 Kh5 20.Bg7 Rc8 21.Qe3 Rc2 22.Kd1 Rc1 23.Qc1 Bg7 24.Bf7 Kh4 25.Qf4 Kh3 26.Qg3; B) 16...Bd6 17.Ng7 Nf4+= (17...Kg7 18.Qe6 Re8 19.Rhg1 Kf8 20.Qf5 Bf4 21.Kb1+-)) 15...g6 (better is 15...Qf6 16.Ng7 Bg7-+) 16.Bb2-/+ N7f6 17.Ne3 Ne3 (17...Nf4!? 18.Qf1 Qd6-/+) 18.fe3+= Bd6 19.0-0-0 Qc7 20.h4 Rhe8 21.e4 Bf4 22.Kb1 Rad8 23.Bb3 Rd1 24.Rd1 a6 25.e5 Nd7?? (25...Nh5 26.Rd6=) 26.Rd6?? (better is 26.Qc4 Qc4 27.Rd7 (27.Bc4? Ne5 28.Be5 Be5-+) 27...Re7 28.Re7 (28.Bc4 Rd7 29.Be2 Rd5-+) 28...Ke7 29.Bc4+/-) 26...Nc5= 27.Qc4 Bh6 28.Qb4 Nb3 29.ab3 Rc8 30.Qe4 Qe7 31.Ba3 Qc7 32.h5 Bf8= 33.hg6 hg6 34.Qf4 Kg8+= 35.Re6?? Qc2-+ 36.Ka1 Ba3 (36...Ba3 37.Rg6 Qg6-+) 0–1. Alldrix (1720) – Glomp (1635), playchess.de, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.Nd2 Nc6)

5.Ngf3 Nf6 6.Bd3 Bg4 7.Bb2 e6 8.0-0 Be7 9.e5 Nd7 10.Qb1 Bh5 11.a3 Bg6 12.Bg6 hg6 13.ab4 Bb4 14.c4 Nb6 15.cd5 Nd5-/+ 16.Ne4 Qe7 17.Rc1=+ a5 18.Qd3 a4 19.Rc4 f6 20.Rb4? Ncb4 21.Nd6-/+ Kf8 22.Qg6 Kg8 23.Qb1 Qc7 24.Ne1 f5 25.Ba3-/+ Qc3 26.Nf3? Nc2-+ 27.Bb2 Qb3 28.Nd2 Qd3 29.Bc1 b6 30.Ra3 Nc3 31.Qb6 Na3 32.Qb7 Rf8 33.Qb2 Ne2 34.Kh1 0–1. Royset,J (2265) – Stokke,K (2300), TCh–NOR Open, 2006.

4.Bd3 de4

5.Be4 Nf6

6.Qd3 Ne4 7.Qe4 e6 8.Ne2 Nd7 9.0-0 Nf6 10.Qe5 Bd6 11.Qb5 Qd7 12.c4 Qb5-+ 13.cb5 b6 14.Bf4 Bf4 15.Nf4 Bd7 16.a4 a5 17.Nd2 g5 18.Nd3-/+ Rc8 19.Rac1 Ke7 20.Nc4 Nd5 21.g3 h5 22.h4? gh4 23.gh4 Rhg8 24.Kh2 Rg4 (24...Rg4 25.Nce5 Rh4 26.Kg3 Rc1 (26...Rd4?! 27.Rc8 Rd3 28.Nd3 Bc8 29.Kh4-+) 27.Nc1 Rd4-+) 0–1. McCallum,Ian – Burch,Ricardo, Swiss, 1997.

6.Bd3 Nc6 7.Bb2 Bg4 (7...Nd4 8.Bd4 Bg4 9.f3+-) 8.Qd2 e6 (8...Nd4 9.Bd4 Qd5 10.f3+- (10.Qb4?! Qg2 11.Bf6 ef6 12.Qa4 Bd7 13.Qe4 Qe4 14.Be4 0-0-0+=)) 9.Ne2 Be7 10.0-0 0-0 11.Re1 a5 12.a3 ba3 13.Na3 Nb4 14.Bc4 Rc8 15.Bb3 Nbd5 16.c4 Bb4 17.Nc3 Nc3 (17...Nb6 18.Qe3-/+) 18.Bc3=+ Bc3 19.Qc3 Qd7 20.h3 Bf5 21.Bc2 Bc2 22.Nc2 b6 23.Qb3 Qc6 24.Ne3 Rfd8 25.Red1 Ne4 26.Rab1 Rb8 27.Nc2 Nd6 28.c5 Nc8 (28...bc5 29.Qb8 Rb8 30.Rb8 Ne8 31.dc5+-) 29.Na3 a4 30.Qb5 Qe4 (30...Ne7!?-/+) 31.Qa4= Ra8 32.Qb3 bc5 (32...Rd4? 33.Rd4 Qd4 34.Rd1+- (34.cb6?! Ne7+-)) 33.dc5 Rd1 34.Rd1 Ne7 35.Nc4 Nd5 36.Nb6 Rb8 37.Rb1?? (better 37.Qd3 Qd3 38.Rd3 Nb6 39.cb6=+) 37...Nf4-/+ 38.f3 Qd4 39.Kh2 Qc5 40.Rb2?? (40.Nd7 Rb3 41.Rb3-/+ (41.Nc5?? Rb1 42.Kg3 e5-+)) 40...Nd5-+ 41.Qc4 Qd6 (41...Rb6?? 42.Qc5 g6 43.Rb6 Nb6 44.Qb6+-) 42.Kh1 h6 (better 42...Nb6 43.Qb4 Qc7-+) 43.Nc8-/+ Qe5 44.Rb8 Qb8 45.Qc5 Qf4 46.Ne7 Ne7 47.Qe7 g5 48.Qd8 Kg7 49.Qd1 h5 50.Qe2 h4 51.Qb2 e5 52.Qc2 Qb4 53.Qc1 Qe7 54.Qc2 Kf6 55.Qh7 Qd8 56.Qh6 Kf5 57.Qh7 Ke6 58.Qe4 Qd2 59.Qc6 Ke7 ½–½. bobby fissure (2105) – drink1966 (2040), ChessWorld.net, 2020.

6.Bd3 Nc6 7.Nf3 Bg4 8.Bb5 Qb6 9.Bc6 Qc6 10.Nbd2 e6 11.h3 Bf5 12.Qe2 Be7 13.Nc4? Rc8 14.Ne3 Qc3 15.Kd1 Qa1 16.Nf5 ef5 17.Qb5 Kf8 18.Qb7 Qc3 19.Bd2 Qc2 20.Ke2 Qc4 21.Kd1 Ne4 22.Be3 Qc2 23.Ke1 Qb1 24.Ke2 Nc3 (24...Nc3 25.Kd2 Qb2 26.Ke1 Qe2#) 0–1. Luka,Martin (2025) – Kleinsorgen,Horst (2095), remoteschach.de, 2006.

6.Bd3 Nc6 7.Nf3 Bg4 8.Bb5 Qb6 9.Bc6 Qc6 10.Nbd2 Qe6 11.Qe2 Qe2 12.Ke2 Nd5 13.Re1 Rc8 14.Kf1 (14.a3-+) 14...Rc2 15.Ne5 Bf5 16.h3 f6 17.Nef3 Nc3 18.a3 Bd3 19.Kg1 Ne2 20.Kh2 Nc1 21.Rac1 ba3 22.Rc2 Bc2 23.Rc1 Bg6 24.Rc7 (24.Ra1 e6 25.Nc4 a5-+) 24...a2 25.Nb3 Be4 26.Rc8 (26.Rc1 Bd5 27.Nfd2 e6-+) 26...Kd7 27.Rc1 e6 28.Nc5 (28.Ra1-+) 28...Bc5 29.dc5 Bb1 30.Nd2 a1Q (30...a1Q 31.Nb1 Qb2 32.Rd1 Kc6-+) 0–1. Buddy Revell – lonewolf, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5)

6.Bd3 Nc6 7.Nf3 Bg4 8.Be3 e6 9.Nbd2 Nd5 10.–0 Be7 11.Qe1 Qc7 12.Rc1 Bh5 13.Bb5 0-0 (13...Ne3?! 14.fe3 Qa5 15.Bd3-/+) 14.Bg5 Bg5 15.Ng5 Nd4 16.Bd3 (16.Qe4 Nf5 17.Bd3 Nc3-+) 16...Nc3 17.Ndf3 Bf3 18.Nf3 Nf3 19.gf3 e5 20.Ra1 b5 21.Kh1 f5 22.Rg1 Rae8 23.Qf1 a6 24.Qg2 Rf7 25.a3 e4 26.Rae1 (26.Rge1 Ref8 27.fe4 fe4 28.Re4 Ne4 29.Qe4 g6 30.ab4 Rf2-+) 26...ba3 27.fe4 fe4 28.Be4 Ne4 29.Re4 Re4 30.Qe4 Rf2 31.Qe8 Rf8 32.Qe6 Kh8 33.Qa6 Qd7 34.c4 (34.Rb1 Qd5 35.Kg1 Qd4 36.Kh1 Qe4 37.Kg1-+) 34...bc4 35.Qc4 Qb7 36.Rg2 a2! 37.Qc1 Rf2 (37...Rf2 38.Qc8 Qc8 39.Kg1 a1Q 40.Kf2 Qf5 41.Ke3 Qc3 42.Ke2 Qff3) 0–1. Buddy Revell – Per Aspera, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.Bd3 de4)

6.Bf3 Nc6 7.Bb2 e6 8.Ne2 Bd6 9.Qd3 Qc7 10.Nd2 0-0 11.Ng3 Rd8 12.Nde4 Be5! 13.Nf6 (13.de5 Rd3 Pinning (13...Rd3 Deflection; 13...Rd3 Clearance)) 13...Bf6 (13...gf6?! 14.Ne2+=) 14.Bc6 bc6 15.Qe4 Rd5 16.0-0 c5 17.Rfd1 cd4 18.Nh5 (18.Bd4 Bb7 19.Qg4-+) 18...Rh5 19.Qa8 d3 20.Be5 (20.Rd3 Bb2 21.Qb8-+) 20...Be5 21.Rac1 (21.cd3 Ba1 22.Ra1 Qh2 23.Kf1 Qh1 24.Ke2 Re5 25.Kf3 Qh5 26.Kg3 Rg5 27.Kf4 Qg4 28.Ke3 Re5 29.Qe4 Qg5 30.Kf3 Re4 31.de4 Qf6 32.Kg3 Qa1-+) 21…Bh2 (21...Bh2 22.Kf1 Bf4-+ (22...dc2?? 23.Rc2 Rc5 24.Rc5 Qc5 25.Rd8 Qf8 26.Rf8 Kf8 27.Qc8 Ke7 28.g3+-)) 0–1. HenrikAndersen – Yurispb, playchess.de, 2001.

6.Bf3 Nc6 7.Bb2 Bf5 8.Ne2 e6 9.0-0 Be7 (9...Bd6 10.Ng3 Bg6 11.a3-/+) 10.Nd2 (10.Ng3 Bg6-/+) 10...Rc8 11.Nc4 0-0 12.Ne3 Be4 13.Be4 Ne4 14.a3 ba3 15.Ba3 Ba3 16.Ra3 b5 17.Rb3 b4 (17...Nd6 18.Re1-/+) 18.Qd3 Nf6 19.c3 (19.Ra1 Rc7-/+) 19...a5 20.Ra1 Qe7 21.Nc4 Qc7 22.Ne3 Rfd8 23.h3 (23.Nc2 Nd5 24.cb4 Ncb4 25.Nb4 ab4-+) 23...Nd5 (23...Qd7 24.cb4 ab4 25.Qb1-+) 24.cb4 ab4 25.Rbb1 (25.Rc1 Qd6-+) 25...Qb7 26.Qb3 h6 27.Ra2 Qb5 28.Nd5 Rd5 29.Rc2 (29.Qe3 Rcd8-+) 29...Rcd8 30.Qc4 Qc4 (30...R8d6 31.Kf1-+) 31.Rc4 R8d6 32.Kf1 g5 33.Rbc1 Nd4 34.Rb4 Ne2 35.Ke2 Re5 (35...Rd2!? 36.Kf1-+) 36.Kf3 Rd3 37.Kg4 Rd2 38.Rf1 Kg7 39.h4 gh4 (39...Red5 40.hg5 hg5 41.Kg3-+) 40.Kh4 Rdd5 (40...Rf5 41.Kg3-/+) 41.Rfb1 Rh5 42.Kg4 Rdg5 43.Kf3 ½–½. marekt – MrStilton, internet, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5)

6.Bf3 e6 7.Bb2 Nbd7 8.a3 Nb6 9.ab4 Bb4 10.c3 Be7 11.Ne2 Qc7 12.Nd2 Bd7 13.0-0 0-0 14.c4 (14.Ba3!? Ba3 15.Ra3-/+) 14...Nc4-+ 15.Nc4 Qc4 16.Rc1 (16.Bb7 Rab8 17.Ba6 Qb3-/+) 16...Qb5 17.Rb1 Qb6 (better is 17...Qa6!?-+) 18.Ba3-/+ Qd8 (worse is 18...Ba3 19.Rb6 ab6 20.Qb3+=) 19.Be7 Qe7 20.Rb7 a5 21.Qa1 Rfc8 22.Nc3 Qd8 23.d5 ed5 24.Nd5= Nd5 25.Bd5 Rcb8 26.Rd1 Rb7 27.Bb7 Ra7 28.Bc6+= Qe7? 29.Qd4+- (29.Qd4 Bc6 30.Qa7+-) 1–0. Neikirkh,Oleg – Balchikliev,Mihail, BUL–ch Sofia, 1943. (=1.e4 c5 2.b4 cb4 3.d4 d5)

4.ed5 Qd5

5.a3 Nc6 6.Bb2 Bf5 7.ab4? (better is 7.Nf3!? Nf6 8.Be2-/+) 7...Nb4-+ 8.Na3 Nf6 (8...Rc8 9.Qf3 Be4 10.Qd1 Bc2 11.Qf3-+) 9.Bb5? (9.Nf3 Rc8 10.c3 Qe4 11.Be2 Nd3 12.Qd3 Qd3 13.Bd3 Bd3-/+) 9...Nd7 (9...Kd8 10.Nf3 Nc2 11.Nc2 Qb5 12.Bc1-+) 10.Nf3 (10.Kf1 Nc2! 11.Bc4 Qe4 12.Nc2 Qc2 13.Qc2 Bc2-/+) 10...Nc2! 11.Nc2 Qb5 12.Ne3 Bg6 13.Ba3 (13.Bc3 a5-+) 13...e6 14.Bf8 Nf8 (14...Rf8 15.Qa4 Qa4 16.Ra4-+) 15.Qe2 (15.Qa4 Qa4 16.Ra4 Be4-+) 15...Qe2 (15...Bd3!? 16.Qa2 Ng6-+) 16.Ke2-/+ Nd7 17.Rhc1 Be4 18.Rc7 (18.d5!? ed5 19.Nd4-/+) 18...Bc6-+ 19.d5 (19.Ne5 Ne5 20.de5 0-0-+) 19...ed5 20.Nd4 (20.Ra7 Ra7 21.Rc8 Ke7 22.Rh8 Ra2 23.Ke1 Nc5 24.Rh7 Nd3 25.Kf1 Rf2 26.Kg1 Re2 27.Nf5 Kf6-+) 20...Kd8 21.Rc6 bc6 22.Nc6 Kc7 23.Nd4 (23.Ne7 Nf6 24.N3d5 Nd5 25.Nd5 Kd7-+) 23...Rhe8 (23...Nf6 24.Ra5-+) 24.Kf1?! (24.Rc1 Kb7 25.Ndf5-+) 24...Nb6 25.Nb5 (25.Ra5 g6-+) 25...Kd7 26.Rd1 (26.Nc3 a5-+) 26...Re5 (26...a5 27.Nf5 Re5 28.g4-+) 27.Rc1 Rc8 (27...a6 28.Nd4 a5 29.Nf3-+) 28.Ra1 Rc5 (better is 28...a5!? 29.Ra5 Ra8 30.Ra8 Na8 31.Nd4-+) 29.Ra7 Kd8 30.Nd6 Re7 31.Nf7 Ke8 32.Nd6 Kf8 33.Ra6 Rc6 34.Ndf5 Re8 (34...Re4!? 35.f3 Rb4 36.Ra2-+) 35.Nd4 Rc1 36.Ke2 Nc4 37.Rc6 (37.h3-+) 37...Ra1 38.Ne6 (38.Ndc2 Ra2 39.Kd1 Ne3 40.fe3 Ke7-+) 38...Kg8 (38...Kf7 39.Ng5 Kg8 40.Re6 Re6 41.Ne6 Ne3 42.fe3-+) 39.Nd5 (39.h4 Ne3 40.fe3 Ra4-+) 39...Ra2 40.Ke1 (40.Kf1 Rd2 41.Ndf4 Ra8-+) 40...Ne5 (40...Rb8 41.Nc3 Ra1 42.Nd1-+) 41.Rd6 (41.Rb6 Nd3 42.Kd1 Nf2 43.Kc1 Nd3 44.Kb1 Rg2 45.h3-+) 41...Ra1 (better is 41...Nd3 42.Kd1 Nf2 43.Ke1 Nd3 44.Kd1 Rg2-+) 42.Ke2 Ra2 43.Kf1?? (43.Ke1 Nd3 44.Kd1 Nf2 45.Ke1 Nd3 46.Kd1 Rg2 47.h3-+) 43...Nd3 (better is 43...Ng4 44.f3 Rb8 45.Rd8 Rd8 46.Nd8 Ra1 (46...Nh2?! 47.Kg1-/+) 47.Ke2 Nh2-+) 44.f3?? (better is 44.f4-+) 44...Rf2 45.Kg1 Re2 46.h3 (46.h4 R8e6 47.Rd8 Re8 48.Re8 Re8-+) 46...R2e6 (46...R8e6 47.Rd8 Re8 48.Ne7 Kf7 49.Rd3 R8e7 50.Rd4-+) 47.Nf6 (47.Rd7 Rb8-+) 47...gf6 48.Rd3 Kf7 49.h4 (49.Rd7 R6e7 50.Rd4 Re2-+) 49...Re2 50.h5 (50.Rd7 R8e7 51.Kf1 Rc2-+) 50...Ra2 (50...Rg8 51.g4-+) 51.Rd7 Re7 52.Rd5 (52.Rd8 Re5-+) 52...Ree2 53.Rd7 Kg8 54.h6 (54.Kh2-+) 54...Rg2 55.Kf1 (55.Kh1 Rgd2 56.Rg7 Kf8-+) 55...Rgd2 (55...Raf2 56.Ke1 Rh2 57.Rd8 Kf7 58.Rd7 Ke8 59.Ra7 Rb2 60.Ra8 Kf7 61.Ra7 Kg6 62.Rg7 Kf5 63.Rg5 fg5 64.f4 Rb1) 56.Rg7 (56.Rd2 Rd2 57.Kg1-+) 56...Kf8 57.Ke1 (57.Re7 Ke7 58.Ke1 Rh2 59.f4 Ra1) 57...Rg2 (57...Rg2 58.Rg2 Rg2-+; 57...Rh2 58.Rg8 Kg8 59.f4 Ra1) 0–1. Achituev,Baldan – Shoboev,Dandar, Ulan–Ude RUS, Buryatia Ch, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

5.a3 Nc6 6.Nf3 Nf6 7.Be2 e5 8.de5 Qd1 9.Bd1 Ne4 +=.

5.a3 Nc6 6.Nf3 Bg4 7.Be2 e6 8.ab4 Bb4 9.c3 Be7 10.0-0 Nf6 11.Na3 0-0 12.h3 Bh5 13.Be3 Qd8 14.Qb3 Qc8 15.c4 Rd8 16.Rfd1 a6 17.Rac1 Qb8 18.Rb1 Qc8 19.Nc2 Rb8 20.d5 ed5 21.cd5 Ne5 22.Ne5 Be2 23.d6 Bd6 24.Nf7 (24.Qf7!? Kh8 25.Bh6=) 24...Bc4+= 25.Nd6?? (25.Qb6 Bf7 (worse is 25...Kf7 26.Rd6 Nd5 27.Rd8 Qd8 28.Qd8 Rd8 29.Rb7 Kg6 30.Bc5=) 26.Rd6 Re8-/+) 25...Rd6 (25...Bb3 26.Nc8 Rd1 (26...Rdc8?! 27.Rb3 Rc2 28.Bf4=) 27.Rd1 Rc8-+ (27...Bc2? 28.Rd8 Kf7 29.Nd6 Ke6 30.Rb8 Kd6 31.Rb7+-)) 26.Qb2+= Rd1 27.Rd1 b5 28.Nd4 Nd5 29.Nc2 Qe6 30.Bd4 Qg6 31.Be5 Rc8 32.Na3= Nb6 33.Rd6 Qe4 34.Rb6 Bd5 35.f3?? Qe3-+ 36.Kh2 Qb6 37.Bg7 Qg6 38.Be5 Bf7 39.Bg3 Qf5 40.Qd2 Qc5 41.Bd6? Qd5 42.Qf4 Bg6 43.h4 Qf5 44.Qg3? a5 45.f4 b4 46.Nb5 Qb5 47.Be5 Qd3 48.Qg5 Qf5 49.Qe7 Qf7 50.Qg5 a4 51.h5 Qf5 52.hg6 Qg5 53.gh7 Kh7 54.fg5 Kg6 55.Kg3 b3 56.Bb2 Rc2 (56...Rc2 57.Bh8 b2 58.Kg4 b1Q 59.Kf3 Qf1 60.Ke4 Qc4 61.Bd4 Re2 62.Kf3 Qd3 63.Be3 Qe3 64.Kg4 Rg2 65.Kh4 Qg3#) 0–1. Zwara,Szymon (1645) – Gora,Antonina, XXVIII Turniej Szachowy Juniorow Poland, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

5.a3 e5 6.Be3 Nc6 7.c4 bc3 8.Nc3 Qa5 9.Bd2 Nd4 (9...ed4?! 10.Nb5 Qd8 11.Bf4+=) 10.Nf3 Bg4 (10...Ba3 11.Nb5 Qb6 12.Nfd4 ed4 13.Ra3+/-) 11.Be2 (11.Nb5 Qb6 12.Nbd4 ed4 13.Qa4 Bd7 14.Qd4 Bc5 15.Qg7 Bf2 16.Kd1 Ba4 17.Ke2 0-0-0 18.Rc1 Kb8 19.Qe5 Ka8-/+) 11...Ne2 (11...Ba3 12.Nd4 ed4 13.Nb5+/-) 12.Qe2 f6 (12...Ba3 13.Nb5 Qb6 14.Qe5 Ne7 15.Ra3+/- (15.Na3?! Bf3 16.gf3 0-0+=)) 13.Ne4? (better is 13.Nb5!? Qb6 14.Qc4+=) 13...Qa4 14.0-0 0-0-0 (14...Qa6 15.Qa6 ba6 16.Bb4-+) 15.Rac1 Kb8 16.Ra1 (16.Qe3 A) worse is 16...Ba3 17.Ra1 Bf5 18.Nf6+= (18.Ra3?! Qa3 19.Qa3 Be4+-); B) 16...Ne7 17.Nc5 Nd5 18.Na4 Ne3 19.Be3 Bf3 20.gf3 Ba3+=) 16...Ne7 (16...Qc2 17.h3 Bf5 18.Rfe1-+) 17.Nc3 (17.Rfc1 Nc6 18.Be3 Nd4 19.Bd4 Rd4-+) 17...Qe8 (17...Qc2 18.Ra2 Qd3 19.Qd3 Rd3 20.Ne1-+) 18.Rab1 Qc6 19.Rbc1 Bf3 20.gf3 Nf5 21.f4?? (21.Nb5 Qe8-+) 21...Nh4 (better is 21...Nd4 22.Qe4 Nf3 23.Kg2 Nd2 24.Qc6 bc6-+) 22.f3 Ba3 23.Ra1 (23.Rc2 Rd2! 24.Qd2 Nf3 25.Rf3 Qf3-+) 23...Bc5 24.Kh1 Rd2! (24...Rd2 25.Qd2 Nf3-+) 0–1. Billbob – thecurator, ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

5.c4 Qc4?? 6.Bc4+- 1–0. Vasquez,Fernando – Estieu,Frederick, FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

5.c4 Qd6 6.a3 Nc6 (6...e5 7.d5=) 7.Be3 (7.Nf3 e5 8.d5 e4=) 7...e6 (7...e5 8.d5 Nd4 9.Bd3=) 8.c5 Qd5 9.ab4 Nb4 10.Nc3 Qf5 (10...Qd8!?+=) 11.Qa4+/- Nc6 12.Nb5 Kd8 (better is 12...Rb8!?+=) 13.Nf3 Be7?? (13...Nf6 14.Qa3+/-) 14.Qb3 (14.Ne5 a5 15.g4+-) 14...Nf6 (better is 14...a6+-) 15.Nd2 (better is 15.Bd3!? Qh5 16.h3+-) 15...Qd5 (15...Ng4 16.Qc3 Qd5 17.Nc4+/-) 16.Qb2 Kd7 17.Nc4 Bd8?? 18.Ncd6 Ba5 19.Ke2 Ne7?? 20.f3 Qh5?? 21.g4 Qh4 22.Bf2 Qh6 23.h4 Qf4 24.Rg1 Nfd5 25.g5 a6?? 26.Rg4 Qh2 27.Nc8 Rac8 28.Nd6 Rb8?? 29.Rc1 b6 30.Qa1? (better is 30.Nf7 and White could well hope to play on 30...bc5 31.Qa3 cd4 32.Bg2+= (32.Nh8?? a gruesome error 32...Nc3 33.Rc3 Bc3-+)) 30…Rbd8 0–1. Avdeeva,Viktoriya – Livschitz,Louiza, Wch U10 Girls, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

5.c4 Qd6 6.c5 Qf6 7.a3 +=.

5.c4 Qd6 6.Nf3 Bg4 7.Be2 Nc6 =.

5.c4 Qd7 6.Nf3 f6 (better is 6...Nf6!?+=) 7.Bd3+= e6 8.0-0 Bd6 (8...Ne7 9.a3 Nbc6 10.Re1+=) 9.c5 Bc7 (9...Bf8 10.Re1 Ne7 11.a3+/-) 10.Re1 (10.Bc4 Nc6 11.Re1 Qd8+/-) 10...Ne7+= 11.Bc4 Nd5 12.Qb3 Kf7 13.a3 Nc6 (13...a5 14.ab4 a4 15.Qd1+-) 14.ab4+/- Ncb4? (better is 14...Re8!?+/-) 15.Bd2+- Nc6 (15...a5 16.Bb4 Nb4 17.Re6+-) 16.Re6 Ke6 (16...Qe6?? 17.Bd5 Qd5 18.Qd5 Be6 19.Qh5 g6 20.Qh4+-) 17.Nc3 Nce7?? (17...Ke7 18.Nd5 Ke8+-) 18.Re1 Kf7 19.Nd5 Nd5 (19...Kf8 20.Ne7 Qe7 21.Re7 Ke7+-) 20.Bd5 Kf8 21.Bb4 Bd6 22.cd6 a5 23.Ba3 b5 24.Qe3 (24.Qe3 b4 25.Ne5+-) 1–0. Araujo,Renan Aparecido (1905) – Desideri,Ricardo Maruchi (1965), Sao Paulo BRA, Big Fun Open, 2014.

5.Nf3 Nc6 6.c4 Qa5 7.Bb2 =.

5.Nf3 Nc6 6.c4 bc3 7.Nc3 Qa5 8.d5 e6 9.Bd2 Bb4 10.dc6 Bc3 11.Rc1 Bd2 12.Qd2 Qd2 13.Nd2 bc6 14.Rc6 Nf6 15.Be2 Bd7 16.Rc7 Nd5 17.Rc1 Rb8 18.Nc4 0-0 19.0-0 Bb5 20.Rfd1 Rfc8 21.Bf1 Kf8 22.g3 Rc7 23.Ne5 Nc3 24.Rc3 Rc3 25.Rb1 Rc5 26.Nd7 Bd7 27.Rb8 Ke7 28.Rb7 a5 29.Bd3 f5 30.f4 Kd6 31.Kf2 e5 32.fe5 Re5 33.Ra7 g5 34.Ra6 Bc6 35.a4 Kc7 ½–½. Linklater,Lloyd (1695) – Schipper,Martin, IECG, 1998.

5.Nf3 Nc6=+ 6.Be2 Bg4 7.0-0 Rd8 8.Bb2 e6 9.a3 Nf6=+ 10.ab4 Bb4 11.h3 Bh5 12.c4 Qd6 13.Qb3 0-0 14.Rd1 a5 15.Na3= Rfe8 16.Nc2 Bg6 17.Ne5 Be4 18.Nd3 Qe7 19.Ndb4 ab4=+ 20.Ra4 b6 21.Bd3 Rc8 22.Nb4+= Na5 23.Qa2 Bd3 24.Nd3+/- Red8 25.Ne5 Qc7 26.Bc3 Ne4 27.Ba5 ba5 28.Qc2 Nd6 29.c5 Nf5 30.Qa2 Rd4 31.Rdd4 Nd4 32.Rd4 Qe5 33.Qd2 Qc5-/+ ½–½. Dimitriadis,Konstantinos (2340) – Vragoteris,Antonios (2335), GRE–chT Poros, 1998.

5.Nf3 Nc6=+ 6.Be2 g6 7.0-0 Bg7 8.Be3 Nf6 9.a3=+ ba3 10.c4= Qd8 11.d5 Nd5 12.cd5+= Ba1 13.Na3 Bg7 14.dc6 Qd1 15.Rd1 bc6 16.Nb5 0-0 17.Na7 Bb7 18.Rd7 Rab8 19.Re7 Ba8 20.h4 Rb7 21.Rb7 Bb7 22.Nd4 Bd4 23.Bd4 Rd8 24.Be3 Rd6 25.Bf3 Kg7 26.g4 f6 27.Kg2 Kf7 28.Kg3 Ke8 29.h5 Re6+= 30.Bd1 Rd6 31.Bc2+/- Kf7 ½–½. Anderson,Renard – Yasin,Hur, Hallsberg opJ, 1975.

5.Nf3 Bf5 6.c4 Qd8 (6...bc3 7.Nc3 Qa5 8.Bd2=) 7.Bd3 (7.Qa4 Qd7 8.Qb4 Nc6=) 7...Bd3+= 8.Qd3 e6 9.0-0 Nf6 10.Bg5 (10.Rd1 Bd6=) 10...Be7+= 11.Nbd2 0-0 12.Rfe1 Nc6 13.Rad1 Qd7 (13...Re8!?+=) 14.Bf6+= Bf6 15.Ne4 Be7 (better is 15...Rfd8 16.Nf6 gf6+=) 16.Nfg5 (better is 16.d5!? ed5 17.cd5+=) 16...h6?? (better is 16...f5 17.Qh3 h6=) 17.Nf6!! (17.Nf6 Bf6 18.Qh7) 1–0. Agarwal,Rohan (1680) – Mulye,Tejas, Fremont Weibel Quads, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

5.c4 Qa5

6.Bb2 e6 7.Nf3 Nf6 8.Bd3 Be7 9.0-0 Nc6 10.a3 Qh5 11.ab4 Nb4 12.Be2 0-0 13.Na3 Rd8 14.Nc2 Nc2 15.Qc2 Qf5 16.Bd3 Qf4 17.Rad1 Qc7 18.Ne5 b6 19.f4 g6 20.Kh1 Bb7 21.Qe2 Nh5 (21...a5!?-/+) 22.f5= ef5 23.Bf5 Ng7 (23...Bd6 24.Qg4 Ng7 25.Bd3+=) 24.Nf7 (24.Be4!? f5 25.Bb7 Qb7 26.c5=) 24...gf5+= (24...Nf5 25.Nh6 Kf8 26.Nf5 gf5 27.Rf5 Ke8 28.Ba3+-; 24...Kf7 25.Be6 Ke8 26.Bf7 Kf8 27.Be6 Ke8 28.Bf7 Kf8 29.Be6 Ke8=) 25.Nh6 Kh8 26.d5 Bc8 27.d6 Bd6 28.Rd6! Rf8 (28...Qd6 29.Nf7 Double attack (29.Nf7 Decoy); 28...Rd6 29.Qe8 Mate attack) 29.Rfd1 f4 30.Rd7!! (30.Rd7 Bd7 31.Qe7 Qe5 32.Be5 Rf6 33.Qf6 f3 34.Qg7) 1–0. Sumits,D – Kovacs,Z, corr HUN/K15, 1977. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qa5)

6.Qb3 Nf6 7.Nd2 e6 8.Bb2 Be7 9.Ngf3 0-0 10.Bd3 Bd7 11.Bc2 (11.a3 Nc6+=) 11...Nc6 (11...Bc6 12.Qe3-/+) 12.0-0 Qh5 13.Rae1 Rac8 14.Ne5 Qh6 (14...Rfd8 15.Ndf3 Bd6 16.Bd3-/+) 15.Qd3 (15.Ndf3 Na5 16.Qd3 Bc6+=) 15...Rfd8-/+ 16.Ndf3 g6 (16...Ne5 17.Ne5 Bd6 18.f4+=) 17.Re3 (17.Bc1 Qg7+=) 17...Be8 (17...Ne5 18.Ne5 Bd6 19.Rh3+=) 18.Qe2 (18.Nc6 Rc6 19.d5=) 18...Rc7 (18...Ne5 19.Re5 b5 20.cb5+=) 19.h3 (better is 19.d5!? Na5 20.de6 fe6 21.Nd4+=) 19...Ne5+= 20.Ne5 a6 (20...b5 21.c5+=) 21.Re1 (21.d5 A) 21...ed5? 22.Ng6 Ne4 23.Ne7 Re7 24.cd5+- (24.Be4?! Re4 25.Re4 de4+/-); B) 21...b5 22.de6 bc4=) 21...Qf8 (21...b5 22.d5 bc4 23.de6 fe6 24.Nc4=) 22.Bb3 (22.d5 ed5 23.Nf3 dc4 24.Re7 Re7 25.Qe7 Qe7 26.Re7 c3=) 22...Bd6 (22...b5!?+=) 23.d5 ed5 24.Ng6 (24.cd5!? Bb5 25.Qf3=) 24...fg6+= (24...hg6? 25.Bf6 Bd7 26.Bd8 Qd8 27.cd5+-) 25.Bf6 Qf6 26.Re8 Re8 27.Qe8 Kg7 28.cd5 Rf7 29.Qe3= b6 30.Kf1 Bc5-+ 31.Qe5 Qe5 32.Re5 Rf2 33.Ke1 Rg2 34.Re2 Re2 35.Ke2 Kf6 36.h4 b5 37.Kf3 Ke5 38.h5 gh5 39.Kg3 Be7 40.Kh3 a5 41.Bc2 Kd4 42.Bh7 Kc3 43.Bg8 Bd6 44.Bf7 Kb2 45.Bh5 Ka2 46.Be2 b3 0–1. Aladics,Jozsef – Berecz,Arpad (2140), Harkany Tenkes Cup, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

6.Bd2 Nc6 7.Nf3 +=.

6.Bd2 e5 7.Qe2 Nc6 (7...f6 A) 8.h3 Be7 (8...Ne7 9.Nf3 ed4 10.Nd4 Qd8 11.Qe4 Nbc6; 8...Kf7 9.de5 Nc6 10.Nf3 Ne5 11.Ne5 Qe5) 9.Nf3 ed4 10.Nd4 Nc6 11.Nb3 Qc7; B) 8.de5 fe5 9.Qh5 g6 10.Qh4 Be7 11.Qg3 Nf6; C) 8.Nf3+= Bg4 (8...Nc6 9.d5 Nd8 10.Nd4 Bd7 11.Nb3 Qc7; 8...Nd7 9.a3 Be7 10.c5 ed4 11.Bb4 Qc7) 9.Qe4 Bf3 10.Qf3 Nc6 11.d5 Nd4; 7...Ne7 8.Qe5 (8.Nf3 ed4 9.Nd4 Nbc6 10.Nb5 Bf5 11.Nd6 Kd7) 8...Qe5 9.de5 Ng6 10.f4 Bc5 11.Nf3 Bf5) 8.d5 Nce7 (better is 8...Bc5!? 9.Nf3 Bg4 10.dc6 Bd4 11.cb7 Rb8 12.Nd4 Be2+=) 9.Qe5+= Nf6 (9...f6 10.Qe3 Kd8 (10...Kf7 11.Bd3 Nf5) 11.Nf3+= Nf5) 10.Nf3+/- (10.Bd3 Qb6 11.Nf3 Ng4) 10...Nd7 (10...Qb6 11.Be2+/- Ng4) 11.Qd4 (11.Qe3 Qc5 12.Qc5 Nc5 13.Bb4 Ng6+/-) 11...Nf5 (better is 11...Nc5+/-) 12.Qe4+- Ne7 13.a3 (13.d6 Nf6 14.Qe3 Ng4+-) 13...Nc5 (13...Nf6!? 14.Qd4 Qd8 15.ab4 Nf5 16.Qe5 Qe7 17.Qe7 Be7+-) 14.Qe3 (14.ab4?? Qa1 (14...Ne4 15.Ra5 b6 16.Ra4+/-) 15.bc5 Bf5-+) 14...g6?? (14...Na6+-) 15.Qd4 (15.Bb4 Qd8 16.Bc3 Bh6 17.Qc5 0-0+-) 15...Nb3 16.Qh8 Na1 17.Qa1 Bf5 18.Bb4 Qb6 (18...Qd8 19.Nbd2 a5 20.Bc3+-) 19.c5 (19.c5 Qd8 20.d6+-) 1–0. marre – StefanG, internet, 2010.

6.Bd2 e6 7.Nf3 Nc6 8.Bd3 Qc7 (8...Nf6 9.Qe2+=) 9.a3 (9.0-0 Nf6=) 9...ba3 (9...Nf6 10.0-0=) 10.Na3= Nf6 11.Nb5 Qb8 12.0-0 a6 13.Nc3 (13.Na3 Be7+=) 13...Bd6 (13...Be7 14.Ne4=) 14.h3 (14.c5 Be7=) 14...0-0 15.Bg5 Be7 16.Re1 (16.Ne4 Ne4 17.Be7 Ne7 18.Be4 f5=) 16...h6 (16...Rd8 17.Ne4+=) 17.Bh4 Bd7 (17...Rd8 18.Bg3 Bd6 19.Bd6 Qd6 20.c5+=) 18.Qd2 (18.Qb1 Re8=) 18...Qd8 19.Rab1 Bc8 20.d5 ed5 (20...Na5 21.c5 ed5 22.Re7 Qe7 23.Nd5 Qc5 24.Nf6 Kh8 25.Ne4+-) 21.Re7 Qe7 (21...Ne7 22.Bf6) 22.Nd5+= Qc5 (better is 22...Nd5 23.Be7 Nde7+=) 23.Bf6+- Be6 (23...Ra7 24.Qb2 Qd6 (24...gf6?? 25.Nf6 Kh8 26.Nd7 f6 27.Nc5+-) 25.Bg7 f5 26.Bf8 Qf8+-) 24.Bg7! Kg7 25.Qc3 f6 26.Rb7 Rf7 (26...Ne7 27.Re7 Qe7 28.Ne7 Ra7+-) 27.Qf6 Kg8 28.Qg6 Kf8 29.Qh6 (29.Qh6 Ke8 30.Qe6 Qe7 31.Qc6 Qd7 32.Nf6 Kf8 33.Nd7 Kg8 34.Qg6 Kh8 35.Qf7 Rd8 36.Qh7) 1–0. diggitus (2325) – gtan (2245), net–chess.com, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qa5)

6.Nd2 e6 7.Nb3 Qd8 8.Nf3 Nf6 9.Bd3 Be7 10.0-0 0-0 11.Qc2 h6 12.h3 a5 13.Be3 Nbd7 14.Rad1 b6 15.Ne5 Bb7 16.f4 Qc7 17.Nd2 b5 18.c5 (18.cb5!? Qc2 19.Bc2+=) 18...Nd5-/+ 19.Rde1 Ne5 20.fe5 Bh4 (better is 20...Ne3!? 21.Re3 Rad8-/+) 21.Bf2+= Bf2 22.Rf2 Nc3 23.Ne4 (23.Nb1 Nb1 24.Rb1 Rad8+=) 23...Ne4 (23...Be4 24.Be4 Rad8 25.Rd2-/+) 24.Be4+= Be4 25.Re4 Rad8 26.Rg4 Kh8? (better is 26...h5 27.Rh4 Qe7=) 27.Qd2+- Kh7?? (better is 27...f5 28.ef6! g5+-) 28.Qf4 (better is 28.Rf6! Qe5 29.Rg7 (29.de5?? Rd2 30.Rf2 Rf2 31.Kf2 Rc8-+) 29...Kg7 30.Qh6 (30.de5 Rd2 31.Rf3 Ra2-+) 30...Kg8 31.de5 Rd1 32.Kh2+-) 28...Qe7 29.Qg3 f5 30.ef6 gf6 31.Qd3 f5+= 32.Rgf4 Qc5!-/+ 33.Qe3 Qd5 34.Rh4 Rf6 35.Rc2 Rg6 36.Qd2 Rd7 37.Rf4 Qd6 38.Qf2 Rdg7 39.Qe3 Qd5 40.Qf3 Qf3 41.Rf3 Rd7 42.Rf4 Rg3 43.Rc6 Re7 44.Kh2 Ra3 45.Rf2 Kg7 46.Rc5 Rd7 47.Rd2 Rd5 48.Rc7 Kg6 49.Re7 Rd6 50.Rb7 b3 51.ab3 Rb3 52.Re7 a4 53.Re2 a3 54.R2e6 Re6 55.Re6 Kg7 56.Ra6 b4 57.d5 Kf7 58.Rh6 a2 (58...a2 59.Ra6 Ra3-+) 0–1. Matiushinsky,Vladimir (2025) – Baisalova,Aigul (2100), Chelyabinsk op, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 Qa5)

6.Nd2 Nf6 7.Ngf3 Bg4 8.Be2 (8.h3 Bd7=) 8...e6+= 9.h3 Bh5 10.0-0 (10.Bb2 Be7+=) 10...Be7 11.Nb3 Qc7 12.a3 (12.Ne5 Be2 13.Qe2 Nc6+=) 12...Ne4 13.Bd3 Nf6 14.ab4 (14.Be2!?=) 14...Bb4+= 15.Bg5 Nbd7 16.Bh4 (16.Qe2 0-0+=) 16...0-0-/+ 17.c5 (17.g4 Bg6-/+) 17...b6 (17...Qc6 18.g4 Bg6 19.Bg6 hg6 20.Bf6 Nf6 21.Ne5-/+) 18.Bg3 (18.g4 Bg6 19.Bg6 fg6-/+) 18...Qc6 19.Bd6 Rfe8 20.Qe2 bc5 21.dc5 e5 (21...Bc5 22.Bc5 Bf3 23.Qf3 Qf3 24.gf3-/+) 22.Bb5 (22.g4 Bg6 23.Bg6 A) 23...fg6?! 24.Qc4 Qd5 25.Rfc1= (worse is 25.Qb4 Qf3 26.g5 Ne4-/+); B) 23...hg6-/+) 22...Qd5-/+ 23.Bc4 Qc6 (23...Qe4!?-/+) 24.Bb5= Qd5 25.Bc4 Qc6 (25...Qe4 26.Qe4 Ne4 27.c6 Nd6 28.cd7-/+) 26.Rfc1 (26.Bb5 Bf3 27.gf3 Qc8=) 26...e4 (26...Bf3 27.Qf3 Qf3 28.gf3-/+) 27.Bb5 (27.Nbd4 ef3 28.Qe8 Ne8 29.Nc6 Nd6 30.cd6 Bd6+-) 27...Qd5 (27...Qc8 28.Qc4 A) 28...Bf3 29.Qb4 a6 30.Bd7 (30.gf3?! ab5 31.Ra8 Qa8=) 30...Qd7 31.c6+=; B) 28...ef3 29.Qb4 a6+=) 28.Qc4= ef3 (28...Qc4 29.Rc4 (29.Bc4? ef3 30.g4 Bg6-+) 29...Bc5 30.Nc5+/-) 29.Qd5+= Nd5 30.Bd7 Nc3 (better is 30...Red8 31.Bc6 Nc3+/-) 31.Rc3?? (31.Be8!? Ne2 32.Kh2 Nc1 33.Nc1 Re8 34.Ra7 fg2 35.Kg2+=) 31...Bc3= 32.Rc1 Bb4 33.Nd4 Red8 34.Bc6 Rac8 35.Rb1 Rd6 36.cd6-/+ Bd6 37.Bb7 Re8 38.Nf3 Bf3 39.Bf3 Rb8 40.Rd1 Bc5 41.Rd7+= g6 42.Bd5 Rf8 43.g4 g5 44.Kg2 Kg7 45.Kg3 a5 46.f4 h6 47.h4 Be3 48.hg5 hg5+= 49.fg5 Bg5 50.Kf3 Kg6 51.Ra7 Bd2+= 52.Be4 Kf6 53.Bd5 Bb4 54.Kf4= ½–½. Roshchepkin,Boris (2290) – Nebolsina,Vera (2070), Serpukhov–B, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qa5)

6.Nf3 e6 7.Bd3 Nf6 8.0-0 Bd7 (8...Nc6 9.Re1=+) 9.Nbd2 Be7 10.Nb3 Qc7 11.Bb2 a5 (11...0-0 12.Re1=+) 12.d5= 0-0 13.Be5 Qd8?? (better 13...Bd6 14.Bf6 gf6+=) 14.d6+- a4?! (14...Bd6 15.Bd6 Re8 16.Re1+-) 15.Nc1 (15.de7 Qe7 16.Bd6 Qd8 17.Bf8 Qf8+-) 15...Bc6 (15...Bd6 16.Bd6 Re8 17.Rb1+-) 16.de7 Qe7 17.Qe2 (better 17.Bd6! Bf3 18.Be7 Bd1 19.Bf8 Kf8 20.Rd1+-) 17...Nbd7 18.Bg3 Nc5 19.Ne5 Rad8 20.Nc6 bc6 21.Bc2 Nfe4? (better 21...a3+-) 22.Be4 (22.Be4 f5 23.Bc2+-) 1-0. zuckertort (2310) - armine (2150), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4)

5.c4 bc3

6.Nc3 Qd6 7.Nf3 Nf6 8.Bc4 a6 9.Qa4 b5?? (better is 9...Nbd7+=) 10.Nb5!+- ab5 (10...ab5 11.Qa8 Pinning (11.Qa8 Deflection)) 11.Bb5 Nfd7 12.Bd7 (12.Qa8?! Qb4 13.Nd2 Qb5+=) 12...Bd7 13.Qa8 Bc6 14.Qa3 1–0. Leonavicius,Pierre – Schreffler,Bob, IECG, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3)

6.Nc3 Qd6 7.Nf3 Nf6 8.Bc4 e6 9.0-0 Bd7 (9...Be7 10.Nb5 Qd8 11.Bf4+=) 10.Rb1 Qc7 11.Qb3 (11.Qe2 Be7=) 11...b6 (better is 11...Nc6!? 12.Bd3 Nb4+=) 12.d5+= Be7 13.Re1 Qd6 (better is 13...0-0!? 14.de6 fe6+/-) 14.de6+- Be6 15.Be6 fe6 16.Re6 (16.Qe6?! Qe6 17.Re6 Kd7+=) 16...Qd7 (16...Qd8 17.Ba3 Nc6 18.Rc6 Ba3 19.Ne5+-) 17.Ba3 (17.Ne5 Qd8 18.Ba3 Nbd7 19.Be7 Qe7 20.Re7 Ke7 21.Qf7 Kd6 22.Nd7 Rhe8 23.Nb5 Kc6 24.Nd4 Kd6 25.Nf5 Kc6 26.Rc1 Kb5 27.Qb3 Ka6 28.Qa4 Kb7 29.Nd6) 17...Nc6 18.Ne5 Ne5 19.Re7 (19.Re7 Qe7 20.Be7 Ke7 21.Re1+-) 1–0. Martinez Fresneda,F – Perez Martin,MA, Spain–Cup3 corr, 1984. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3)

6.Nc3 Qe6 7.Be2 Qg6 (7...Nf6 8.Nf3+=) 8.Bf4 (8.Bd3 Bf5 (8...Qg2?? 9.Be4 Qh1 10.Bh1+-) 9.Qa4 Nd7 10.Bf5 Qf5=) 8...Qg2 9.Bf3 Qg6 10.Nge2 Qa6 11.Nd5 Qa5 12.Bd2 (12.Qd2 Qd2 13.Kd2 Na6+=) 12...Qd8 13.Rc1 Na6 14.Bf4 (14.Qa4!? Qd7 15.Qa5+=) 14...e6-/+ 15.Ndc3 (15.Nc7 Nc7 16.Rc7 Bb4 17.Nc3 Bc3 18.Rc3 Ne7-/+) 15...Nf6 16.Rg1 (16.Qb3 Nb4 17.Nb5 Nfd5-+) 16...Nb4-+ 17.Kf1 (17.Be5 Rg8-+) 17...Nfd5 18.Bd2 (18.Be5 f6 19.Bg3 Qa5-+) 18...Nc3 19.Nc3 Nd3 20.Rb1 (20.Bg5 f6 21.Qd3 fg5 22.Nb5+=) 20...Qd4 21.Ne4 (21.Qe2 h6-+) 21...Qc4 22.Qe2 Qc2 (22...e5 23.Rg3 Be6 24.Rb7-+) 23.Kg2 Be7 (23...Rg8 24.Rb3 Nf2 25.Nf2+=) 24.Rb3 Ne5 25.Qb5 Nd7 26.Rc1 Qa2 27.Rd3 (better is 27.Rbc3!? 0-0 28.Rc8 Rac8 29.Rc8=) 27...0-0-/+ 28.Rc8 Rac8 (28...Rfc8 29.Rd7) 29.Rd7= a6 30.Qb7 Rb8 31.Qa7 Bh4 32.Rf7 Rf7 33.Qb8 Rf8 34.Qd6 Rd8 35.Qb4 (35.Qf4 Be7+/-) 35...Re8 (better is 35...Rf8!?=) 36.Bc3+/- Kh8 37.Bh5 Rg8 38.Nd6?? (better is 38.Bf7 Rd8 39.Kh3+/-) 38...Qf2-+ 39.Kh3 Be7 40.Qd4? (better is 40.Nf7 Qf7 41.Bf7 Bb4 42.Bb4-+) 40...Qf1 41.Kg3 e5! (41...e5 42.Nf7 Qf7 43.Bf7 ed4 44.Bd4 Rf8-+) 0–1. diggitus (2325) – huimre (2635), net–chess.com, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3)

6.Nc3 Qe6 7.Be3 a6 (7...Nf6 8.Nf3 Ng4 9.Qd2+=) 8.Bd3 Nf6 9.Nge2 (9.Nf3 Nc6+=) 9...g6= 10.Rc1 (10.0-0 Bg7=) 10...Bd7 (10...Nc6 11.0-0 Bg7 12.Bb1=) 11.0-0 Bg7 12.Nf4 Qd6 13.Qb3 (13.d5 0-0=) 13...0-0 (13...Nc6=) 14.Be4 (better is 14.d5!? a5 15.Nb5 Bb5 16.Qb5+=) 14...Nc6-/+ 15.Bc6 (15.Nfd5 Nd5 (worse is 15...Ne4 16.Ne4 Qb8 17.Nb6+/-) 16.Qd5 Rac8-/+) 15...bc6-+ (15...Qc6?! 16.Ncd5 Qd6 17.Qb7 Nd5 18.Qd5+= (18.Nd5?? Rfb8 19.Ne7 Qe7-+)) 16.Na4 (16.Qc4 g5 17.Nfe2 Ng4-+) 16...Ng4 (16...Rab8 17.Qc3-+) 17.Nc5 g5 (17...Rab8 18.Qc4 g5 19.Ne4-+) 18.Ne4-/+ (18.Nd7? gf4 (18...Qd7?! 19.Nh5+=) 19.Ne5 fe3 (19...Ne3?! 20.fe3 Rab8 21.Qc3+=; 19...Ne5?! 20.de5 Be5 21.Bc5-/+) 20.Ng4 ef2 21.Kh1 Bd4-+) 18...Qh6 19.Nh3 Ne3 20.Qe3 Bh3 21.gh3 Rad8 22.Qg5 Qg5 23.Ng5 Rd4 (worse is 23...Bd4 24.Rc6 Rd5 25.Nf3=) 24.Rc6 Ra4 (24...Bf6 25.Nf3 Ra4 26.Rc2-/+) 25.Rc2 (25.Re1 Ra5 26.Nf3 Bf6+=) 25...Rd8 (25...Bf6 26.f3-/+) 26.Re1+= h6 27.Nf3 e6 28.Ne5 Rf4 29.Kg2 Rd5 30.Nf3 (30.Nc6 Rg5 31.Kf1 Bf6+=) 30...Bf6 31.Re3 Ra4 32.Ree2 (32.Nd2 Rg5 33.Kf1 Bg7+=) 32...Ra3 (32...Rda5 33.Nd2+=) 33.Re3 Ra4 34.Ree2 Rda5 35.Rcd2 Ra3 36.Re3 (better is 36.Rc2!?+=) 36...Ra2-+ 37.Rd7 Rb5 38.Nd2 Rg5 39.Kf1 Rf5 (39...Rd5 40.Ne4 Be5 41.Ra7-+) 40.Re2 (40.Rg3 Kf8 41.Ne4 Bh4-+) 40...Bh4 (40...Ra1 41.Kg2-+) 41.Rd4 Be7 42.Rd7 (42.Nc4 Re2 43.Ke2 a5-+) 42...Ra1-+ 43.Kg2 Rg5 44.Kf3 Ra3 45.Re3 Rf5 46.Kg2 (46.Ke2 Re3 47.fe3 Kf8-+) 46...Re3-+ 47.fe3 Bh4 (47...Bg5 48.Nf1-+) 48.Nf3 Bf6 49.Ra7 a5 50.e4 Rb5 51.Kg3 Bc3 52.Kf4 Kg7 53.h4 Rc5 54.Ke3 Bf6 55.Kf4 (55.h3!? Rc3 56.Ke2 Bd8-+) 55...Bd8-+ 56.Ra6 Bc7 57.Ke3 Rc3 58.Ke2 Bf4 59.Ra5 Re3 60.Kf2 Re4 61.Ra2 Rc4 (61...Rb4 62.h3-+) 62.Re2 (62.Ke2 Rc3-+) 62...Kf6 63.Kg2 e5 64.Ne1 (64.Ng1 Kg6-+) 64...Rc3 65.Nf3 Kf5 66.h5 (66.Ra2 Be3-+) 66...Rc4 Black plans e4 67.Kh3 (67.Ng1 e4-+) 67...e4 68.Nh4 (68.Ne1 Kg5-+) 68...Kg5 69.Rg2 Kh5 70.Nf5 Rc3 71.Ng3 Kg5 72.Rf2 (72.Ra2 Bg3 73.hg3 f5-+) 72...h5 73.Kg2 Bg3 74.hg3 f5 (74...Rf3!? 75.Rf3 ef3 76.Kf3-+) 75.Rf4 Rb3 (75...Rc2 76.Kh3-+) 76.Rf2 (76.Rh4 Rd3-+) 76...Rd3 77.Rf1 Rd2 78.Kh3 Rd4 (78...e3 79.Rf3 Rd3 80.Rf1-+) 79.Kg2 (79.Ra1 Rd3 80.Ra8 f4 81.Ra5 Kf6 82.Ra6 Ke5 83.Ra5 Kd6 84.Ra6 Kd7 85.Ra7 Kc6 86.Ra6 Kb5-+) 79...Rd5 80.Rf2 (80.Kh3 e3-+) 80...h4 81.gh4 Kh4 82.Kf1 Kg3 83.Rg2 Kf3 84.Rf2 Ke3 85.Re2 Kd3 (better is 85...Kf4 86.Rf2 Ke5-+) 86.Re1 (86.Kf2-+) 86...e3 87.Rd1 Ke4 88.Ra1 Kf3 89.Ke1 f4 90.Rb1 Rh5 0–1. Sieber,Martin (2035) – Zimniok,Lubomir (2095), CZE–ChT1E, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3)

6.Nc3 Nf6 7.Nd5 (7.Nd5 Nd5 8.Bc4+- e6 9.Bd5 ed5 10.Nf3 Bb4 11.Bd2 Bd2 12.Qd2 0-0+-) 1–0. diggitus (2325) – maaac (2415), net–chess.com, 2007.

6.Nc3 Qa5

7.Bb2 e6-/+ 8.Nf3 Nf6 9.Bd3 Be7 10.0-0 0-0 11.Re1 Nc6 12.Ne5 Nb4 13.Bc4 Nbd5 14.Rc1 a6 15.Nd5 Nd5 16.Qf3 Bf6 17.Red1 Qd8 18.Ba3 Re8 19.Bd3 g6 20.Be4 Be5 (20...Kg7!?=) 21.de5+= Qg5 22.Bd6 Bd7 23.Bd5 ed5 24.Rc7 (worse is 24.Qd5 Bc6 25.Rc6 bc6 26.Qc6 Qg4+=) 24...Be6 25.Rb7 Rec8 26.Bc7 h5 27.Qc3 h4 28.f3 h3 29.g3 Qf5 30.a3 Kg7 31.Rd3 Kg8 32.Qd4 Kg7 33.Rc3 Kg8 34.Qd2 (34.Qd2 g5 35.g4+=) 1–0. Vodicka,Ivan – Heinrich,Jan (2220), SVK–ch 1st G6 email, 2001. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5)

7.Bb5 Bd7-/+ 8.Qb3 e6 9.Bd7 Nd7 (worse is 9...Kd7 10.Qb7 Qc7 A) 11.Qa8?! Qc3 12.Ke2 A1) 12...Qa1? 13.Qb7 Ke8 14.Qb8 Ke7 15.Ba3 Kf6 16.Bf8 (16.Qf8 Qa2 17.Ke3 Qb3 18.Kd2 Qa2 19.Kc3 Qa1 20.Kc2 Qa2 21.Bb2 Qa4 22.Kd2 Qa5 23.Bc3 Qa2 24.Kc1 Qc4+-) 16...Qd4 17.Nf3 Qe4 18.Kd2 Qd5 19.Kc3 Qc6 20.Kb4 Qb6 21.Qb6 ab6 22.Kb5+-; A2) 12...Kc8+=; B) 11.Rb1 Qb7 12.Rb7 Ke8 13.Nb5+/-) 10.Bd2 Qb6 11.Nf3 Ngf6 12.Rc1 Qb3 13.ab3 Bb4 14.Nb5 Bd2 15.Nd2 (15.Kd2 Ke7-/+) 15...Ke7-/+ 16.Rc7 (16.Ke2 a6 17.Nc7 Rac8-/+) 16...a6-+ 17.Na3 Rac8 18.Rc8 Rc8 19.0-0 Rc3 20.Rb1 Nb8 21.Nac4 Nc6 22.Nf3 b5 23.Ncd2 (23.Nce5 Nd5-+) 23...Rd3 24.Ra1 Nd4 25.Ra6 (25.Nd4 Rd4 26.Nf3-+) 25...Nf3 26.gf3 Rd2 27.Ra1 (27.Rb6 Rd5-+) 27…Rb2 0–1. May,R – Andre,K, TT/4302 corr BdF, 1994. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5)

7.Bd2 a6 8.Nf3 Nf6 9.Rc1 Nc6 10.Bc4 Qf5 11.0-0 e6 12.Re1 Be7 13.Ne5 Ne5 (13...Nd4 14.Bd3 Qh5 15.Qa4 Nc6 16.Bf4-/+) 14.Re5 Qg4 15.Ne2. Zhdanenia,Konstantin – Molano,Ismael, OP–2009–0-01010, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Bd2 Qd8 8.Nf3 e6 9.Bb5 Bd7 10.0-0 Bb5 11.Nb5 a6 12.Nc3 Nf6 13.Qb3 b5 14.d5 Nd5 15.Nd5 Qd5 16.Qd5 ed5 17.Rfe1 Kd8 18.Ba5 1–0. Felbecker – Vymetal, corr, 1965. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Bd2 e5 8.Bb5 (better is 8.Nb5!? Qb6 9.de5+/-) 8...Bd7+= 9.Qe2 (9.Nd5 Qd8 10.Qb3 Nc6+=) 9...Bb4 10.Rc1 (10.Qe5!? Ne7 11.Bd7 (worse is 11.Qg7 Rg8 12.Qe5 Nbc6 13.Bc6 Bc6 14.Qa5 Ba5-/+) 11...Nd7 12.Qa5 (12.Qg7 Rg8 13.Qh7 Bc3-+) 12...Ba5 13.Nb5 Bd2 14.Kd2+=) 10...Ne7= 11.Nf3 (worse is 11.Qe5 Nbc6 12.Bc6 Qe5 13.de5 Bc6+= (worse is 13...bc6 14.Nf3=)) 11...0-0 (11...ed4 12.Nd5 (worse is 12.Nd4 0-0+=) 12...Bb5 13.Rc8 Kd7 14.Rc7 Kd8 15.Qe7 Be7 16.Ba5+=) 12.Bd7 (12.Ne5 Bb5 13.Qb5 Bc3 14.Qa5 Ba5 15.Ba5 f6+=) 12...Nd7+= 13.Ne5 (13.0-0 Ng6+=) 13...Ne5 14.Qe5 (14.de5?? Rac8-+) 14...Qe5 15.de5 Rac8 (15...Nc6 16.f4+=) 16.0-0 (16.Ne2!? Bc5 17.Nc3+=) 16...Rfd8 (16...Ng6 17.a3 Ba5 18.a4-/+) 17.Bg5 Kf8 (better is 17...Rc3!? 18.Be7 Rc1 19.Bd8 Rc2-/+) 18.Be7 (18.Ne4 Rc1 19.Bc1 Rd5=) 18...Be7+= (worse is 18...Ke7 19.Nd5 Rd5 20.Rc8 Re5 21.Rc7 Ke6 22.Rb7+-) 19.Ne4 Ke8 (19...Ba3 20.Rb1 b6 21.Rb3+=) 20.g3 Rc1 (20...Kd7 21.f4=) 21.Rc1 Rd4 22.f3 Rd5 (22...Kd7 23.Kg2+=) 23.Rc7 (23.f4 Rd4 24.Re1 Kd7=) 23...Re5+= 24.Rb7 f5 25.Nc3 Rc5 (25...Bc5 26.Kg2+=) 26.Na4 (26.Nb5 a6 27.Nc7 Kf7=) 26...Ra5 (26...Rc1 27.Kg2+=) 27.Nc3+= Rc5 28.Na4 Ra5 (28...Rc1 29.Kg2+=) 29.Nc3+= Ra3 (29...a6 30.Rb2+=) 30.Rb3 (30.Nb5 Rd3=) 30...Rb3+= 31.ab3 Kd7 32.Kf2 Kc6 33.Ke3 Bf6 34.Ne2 Kc5 35.Kd3 Be5 36.f4 Bb2 37.Ng1 Kb4 38.Kc2 Bf6 39.Nf3 g6 40.Ng5 h6 41.Ne6 Be7 42.h3 h5 43.h4 Bc5 44.Nc5= Kc5 45.Kc3 a5 46.Kd3 Kd5 47.Ke3 Kc5 48.Kd3 Kb4 49.Kc2 ½–½. Mione,Dario – Ubezio,Marco (2190), Corsico op2, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5)

7.Bd2 e6

8.Bb5 Bd7 9.Rb1 Nf6 (9...Nc6 10.Nf3+=) 10.Bd7= Nbd7 11.Qf3 (better is 11.Rb7!? Bb4 12.Qa4 Qa4 13.Na4 Bd2 14.Kd2 Ne4 15.Ke2=) 11...Bb4-/+ 12.Nge2 0-0 13.0-0 b6 14.Rb3 Rac8 15.Rfb1 Bc3 16.Nc3 Rc4 17.Rb5 Qa6 18.d5 ed5 19.Nd5 Re8 20.h3 Nd5 21.Qd5 Qc8 22.Qd3 Nf6 23.R5b4 Rb4 24.Rb4 Rd8 25.Rd4 Rd4 26.Qd4 Qd7 27.Qe5 h5 28.Bc3 Qc6 29.Bd4 Qa4 30.Qb8 Ne8 31.Qd8 Kf8 32.Qd5 h4 33.Be5 Qb4 34.Bd4 Qd6 35.Qe4 Qe7 36.Qg4 g6 37.Qf4 g5 38.Qf5 f6 39.a4 Kf7 40.a5 Qe1-+ 41.Kh2 Qa5 42.Qd7 Kf8 43.g3 hg3 44.Kg3 Qa3 45.Kg4 Qe7 46.Qe7 Ke7 47.f4 gf4 48.Kf4 Ng7 49.Bf2 Ke6 50.h4 Kd5 51.Be3 Kc4 52.Kg4 f5 53.Kg5 Kd3 54.Bg1 0–1. Korsakov,Boris – Geller,Efim P, UKR–ch Kiev, 1959. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

8.Nb5 Qd8 9.Nf3 Nf6 (9...a6 10.Qa4 Bd7 11.Bf4-/+) 10.Bd3 (10.Qc2 Nc6-/+) 10...Nc6-/+ 11.Rc1 (11.Qa4 a6 12.Nc3 Bd7-/+) 11...a6 12.Nc3 Be7 (12...Ba3 13.Rb1-/+) 13.Ne2 (13.Qa4 0-0-/+) 13...0-0 (13...Nb4 14.Bb1-/+) 14.Bb1 (14.Qb3 Qd5-/+) 14...Bd7 15.0-0 Rc8 16.Bg5 (16.Qb3 b5-/+) 16...Nb4 (16...b5 17.Ne5 Nb4 18.Bf6 gf6 19.Nd7 Qd7 20.Qb3-/+) 17.Qb3 (17.Rc8 Qc8 18.Qb3 Nbd5-/+) 17...a5 (17...Bc6 18.Bf6 gf6 19.a3+=) 18.Rc8 Bc8 19.Ne5 Nbd5 (19...Bd7 20.a3 Nbd5 21.Rc1+=) 20.Qh3 (20.Rc1 h6 21.Bf6 Nf6-/+) 20...Bd7 (20...h6 21.Bh6 gh6 22.Qh6 Bd6=) 21.g4 (21.Nc3 Nc3 22.Bf6 Nb1 23.Be7 Qe7 24.Rb1 Rc8-/+) 21...g6 (21...h6 22.Bf6 Nf6-/+ (22...gf6?? 23.Qh6 f5 24.gf5+-; 22...Bf6?! 23.Qd3 Re8 24.Qh7 Kf8 25.Bd3-/+)) 22.Qh6? (better is 22.Bh6 Re8 23.g5+=) 22...Ng4! 23.Ng4 (23.Be7 Nh6 24.Bd8 Rd8-+) 23...Bg5 24.Qh3 Bb5 (24...Bd2 25.Rd1 Bb4 26.Bd3-+) 25.Bd3 Bd3 26.Qd3 Bf6 (26...Qc7 27.Rb1-+) 27.Qe4 (27.Rb1 b6-+) 27...Bg7 (27...b5 28.Rc1-+) 28.Ne3 b5 29.Rc1 b4 30.Rc5 (30.Qf3 Qg5 31.Kf1 Rd8-+) 30...Nc3! 31.Nc3 bc3 (better is 31...Bd4!? 32.Rb5 Bc3 33.Qc2-+) 32.d5 (32.Nc2 Qb6-+) 32...ed5 33.Rd5 Qc7 34.Rb5 Rd8 35.a4 h5 36.Rb7 Qd6 37.Qc4 Qf6 38.Rc7 Qf3 39.Rc8 Rc8 40.Qc8 Kh7 41.Qc4 Kg8 42.Qc8-/+ Kh7 43.Qc4 f5 44.Qb3 f4 45.Nc2 Qd1 46.Kg2 f3 47.Kg3 Be5 48.Kh4 Qd8 (48...Qd8 49.Kh3 Qd7 50.Qe6 Qe6 51.Kh4 Qg4) 0–1. Schlag,Franz – Soos,Bela (2355), Hessenliga, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 e6)

8.Nb5 Qd8 9.Nf3 Nf6 10.Be2? Be7 (10...a6 11.Na3-/+) 11.0-0 (11.Qc2 Nc6 12.Qd3 a6-/+) 11...0-0 (11...a6 12.Na3-/+) 12.a4 (12.Bf4 a6 13.Nc7 Ra7-/+) 12...a6 (12...Nc6 13.Be3-/+) 13.Na3 Nc6 14.Bc3 (14.Nc2 Kh8-/+) 14...Nd5 15.Bb2 (15.Bd2 b6-/+) 15...Bd7 16.Nc4 Nf4 (16...Rc8 17.Kh1-/+) 17.Nce5 (17.Qd2 g5-/+) 17...Ne2 (17...Rc8!? 18.g3 Ne2 19.Qe2-+) 18.Qe2-/+ Nb4 (18...Ne5 19.Ne5 Rc8 20.Rfc1-/+) 19.Nd7 Qd7 20.Ne5 Qd5 21.Ra3 Nc6 22.Rh3 Ne5 23.de5 Rfd8 24.Qh5 (24.Qc2!? g6 25.Rc1-/+) 24...Qe4-+ 25.Rg3? (25.a5 Bc5 26.Ba3 Ba3 27.Ra3 Rd5-+) 25...Bf8 (better is 25...Qa4!? 26.Rh3 Qe4 27.Re3-+) 26.Ba3 Ba3 27.Ra3 Rd5 28.f4 Rd3 (better is 28...Rc8!?-+) 29.Rd3-/+ Qd3 30.Qd1 (30.Qf3 Qd4 31.Kh1 Rb8-/+) 30...Rd8 31.Qd3 Rd3 32.Rc1 Rd8 33.Rc7 Rb8 34.a5 Kf8 35.Kf2 Ke8 36.g4 h6 37.f5= ef5 38.gf5 b6 39.ab6 Rb6 40.Kf3 Rb5 41.Ke4 a5 42.Ra7 g5 43.f6 a4 44.Ra4 Rb7? 45.h3 Kd7 46.Rd4 Kc7?? 47.e6!+- fe6 48.f7 Rb8 49.Ke5 1–0. Schlag,Franz (2145) – Voelpel,Gerhard (2040), GER North–ch Seniors 5th, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 e6)

8.Rc1 Nc6 9.Bb5 Nf6 (better is 9...Qd8!?+=) 10.d5+/- a6 (10...Nd5? 11.Nd5 Qd8 12.Rc6 bc6 13.Bc6 Bd7 14.Ba8 ed5 15.Bd5+-) 11.dc6 (worse is 11.Bc6 bc6 12.dc6 Qc7=) 11...ab5 12.Nd5 b4 (12...ed5 13.Ba5 Discovered attack; 12...Nd5 13.Ba5 Discovered attack) 13.cb7 Bb7 14.Nc7 Qc7 (14...Ke7!? 15.Na8 Ba8+/-) 15.Rc7 Bg2 16.Qc2?? (better is 16.Bg5 Bh1 17.Bf6+-) 16...Bd6 17.Rc8 (17.Rc6 Be7 18.Rc8 Rc8 19.Qc8 Bd8 20.Bb4 Bh1 21.Ba5+/-) 17...Ke7+= 18.Rc7 Nd7 19.f3 Bh1-/+ 20.Qc6 Rad8 21.Rb7 Exerts pressure on the isolated pawn 21...f6 22.Kf2 g5 23.Qb5 Rhe8 24.Bb4 Bb4? 25.Qb4+- Kf7 26.Ne2 Kg8 27.Qb1 Bf3 28.Kf3 Ne5 29.Kg2 Ng6 30.Qb2 Nh4 31.Kf2 Rd5 32.Nd4 Red8 33.Qc2 Nf5 34.Qc7 (34.Qc7 R5d7 35.Qd7 Rd7 36.Rd7 Nd4 37.Rd4+-) 1–0. Partis,Michael (2060) – Harrison,Kevin (2085), AUS–ch Perth, 1978. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

8.Rc1 Qd8 +=.

8.Bc4 Qd8 9.Nf3 Nf6 10.0-0 Be7 11.Re1 0-0 12.Bf4 Bd6 13.Bg5 Nbd7 14.Nb5 Bb8 15.Qc2 a6 16.Nc3 b5 17.Bd3 h6 18.Bh4 Qb6 19.Ne4 Ne4 20.Be4 Bb7 21.Rad1 Ba7 22.Bg3 Rac8 23.Qd2 Nf6 24.Bb7 Qb7 25.Be5 Qe7 (25...Nd5 26.Qd3-/+) 26.h4 (26.Qa5 Rc6-/+) 26...Rfd8 (26...Nd5 27.Qa5 Qb7 28.Rc1-+) 27.Qf4 (27.Qa5 Rc6-/+) 27...Bb8 28.Bb8 Rb8 (28...Nd5 29.Qg4 Rb8 30.Ne5-+) 29.Ne5 (29.d5 Rb6 30.de6 Re6 31.Rd8 Qd8 32.Re6 fe6-/+) 29...Rbc8-+ 30.Qf3 Nd5 31.Qg3 (31.Rc1 Nb4-+) 31...Nc3 32.Rd2 Nd5 33.h5?? (33.Rdd1 Rc3 34.Qg4-+) 33...Qg5 (33...Qb4 34.Red1 Rc3-+) 34.Rd3? (34.Qg5!? hg5 35.g4-+) 34...Qg3 (34...Qh5 35.Rf3 Rc7 36.Ra3-+) 35.Rg3 Nf6 36.Rf3 (36.Ra3 Rd6-+ (36...Rd4?! 37.Ra6 Nh5 38.Nc6-+; 36...Nh5?! 37.Ra6 Nf4 38.g3-/+)) 36...Rd4 37.Re2 (37.Ra3 Rd6-+) 37...Rh4 (37...Nh5!? 38.g3 f6 39.Ng6-+) 38.Rd3 Rc1 (38...Rc1 39.Rd1 Rd1 40.Re1 Re1#) 0–1. Van Hove,Ode – Litwak,Aleksej, Dortmund op–B, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 e6)

8.Bd3 Nc6 9.Nf3 Nf6 10.0-0 Be7 11.Ne5 0-0 12.Nc6 bc6 13.Ne4 Qc7 14.Rc1 Ne4 15.Be4 Bd7 16.Qh5 g6 17.Qf3 Rac8 18.Rfe1 Rfd8 19.d5 Bd6 (worse is 19...ed5 20.Bd5 Bf5 21.Rc6+=) 20.dc6 Bh2 21.Kh1 Be8 22.Bg5 Be5 23.Bd8 Rd8 24.Qb3 Kg7 25.Red1 Rb8 26.Qc4 Rb2 27.Rc2 Rc2 28.Qc2 f5 29.Bf3 Kf6 30.Rb1 Qa5 31.g3 h5 32.Kg2 g5 33.Rb7 (33.Kg1 Bg6 34.Qe2 Bd4+-) 33...g4+= 34.Bd1?? (better is 34.c7 gf3 35.Kh2 Bc7 36.Rc7+=) 34...Qd5-+ 35.Kg1 (35.f3 Bc6 36.Rb3-+) 35...Bc6 (35...Qc6?! 36.Ra7 Qd6 37.Qc1=) 36.Ra7 Qg2# 0–1. Puleston,Tim – Stadler,Pavel, RE–2012–0-00091, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 e6)

8.Ne4 Qd5-/+ 9.Qc2 Nc6 10.Nf3 Bb4 (10...Nd4 11.Nd4 Qd4 12.Bc3-/+) 11.Bc4 (11.Rd1!?+=) 11...Bd2 12.Ned2 Nd4 13.Qb2 (13.Nd4!? Qd4 14.Rd1-/+) 13...Nf3 14.gf3 Qg5 15.Bb5 Kf8 16.Ne4 Qe7 17.Rd1 a6?? (better is 17...e5-/+) 18.Qa3!?+= g6?? (18...Qa3 19.Rd8 Mate attack) 19.Rd8+- (19.Rd8 Kg7 20.Rg8 Rg8 21.Qe7 ab5 22.Qf6 Kh6 23.Rg1 Rd8 24.Rg4 Rd5 25.Rh4 Rh5 26.Rh5 Kh5 27.Qg5) 1–0. Benitez – Euwe, Puerto Rico, 1948. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 e6)

7.Bd2 Nf6

8.Rb1 Qd8 9.Bb5 Nbd7 10.Nf3 e6 11.0-0 (11.d5 Nd5 12.Nd5 ed5+=) 11...Be7 12.Bf4 0-0 13.Bd3 (13.d5 ed5 14.Nd5 Nd5 15.Qd5 Nb6+=) 13...Nb6 14.Qc2 Bd7 15.Ne5 Rc8 16.Nd7 (16.Qd2 Be8+=) 16...Qd7-/+ (16...Nbd7?! 17.Rb7 Nd5 18.Nd5 Rc2 19.Ne7 Qe7 20.Bc2=) 17.Qd2 Rfd8 18.Ne2 (18.Nb5 Nc4 19.Qe2 Na3-/+) 18...Nc4 19.Qd1 (19.Bc4 Rc4 20.Rfc1 Rc1 21.Rc1 Nd5-/+) 19...Nd5-+ 20.Bg3 b5 21.Rb3 (21.Be4 Nf6 22.Bf3 a5-+) 21...a6 22.h4 (22.Bc2 Bd6-+) 22...h6 (22...Bd6 23.Bd6 Qd6 24.Re1-+) 23.Be4 Nf6 24.Bb1 (24.Bc2 a5-+) 24...Na3 (24...Bc5 25.Qc2 Bd4 26.Nd4 Qd4 27.Rd3-+) 25.Bd3 Nc4 26.Re1?? (26.Bb1 Bc5 27.Re1-+) 26...Bd6 (26...Nd5 27.Qa1-+) 27.Bb1 (27.Bd6 Qd6 28.Rb1 Ng4-+) 27...Na3 (27...Na5 28.Bd6 Qd6 29.Rg3-+) 28.Bd6 Qd6 29.Bd3 (29.Qd3 Nc4-+) 29...b4 (29...Nc4 30.Rb1-+) 30.Qd2 (30.Rb2 a5-+) 30...a5 31.Bb1 Nb1 32.Reb1 Rc5! 33.a3 ba3 34.Ra3 Rc2! 35.Qc2 Qa3 36.Qc7 Rf8 37.Nc3 Ra8 38.g3 Qf8 39.Na4 Nd5-+ 40.Qb7 Qd8 41.Rb5 g6 42.Rc5 Kg7 43.Kg2 Rb8 44.Qa6 Rb4 45.Qa5-/+ Qa5 46.Ra5 Rd4 47.Nb2 Rd2 48.Rb5 Nc3 49.Rb3 Ne4 50.Nd3 f5 51.Kf3 Rf2!-+ 52.Ke3 Rg2 53.Kf4 Kf6 (53...Kf6 54.Ke3 Rg3 55.Kd4 Nd2-+; 53...Ng3?! 54.Kf3 Rg1 55.Kf2-/+; worse is 53...Rg3 54.Ke5 g5 55.Ke6 gh4 56.Rb7 Kg6 57.Ne5 Kh5 58.Rb1-+) 0–1. Schlag,Franz (2150) – Weyrauch,Erich (2095), Mecklenburg VP–ch Seniors 3rd, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 Nf6)

8.Rb1 e6 9.Nf3 Nc6 10.Bb5 +=.

8.Rb1 e6 9.Nf3 Qd8 10.Bb5 Nbd7 11.0-0 Be7 12.Re1 0-0 13.Qe2 Nb6 14.Bd3 Bd7 15.Ne5 Bc6 16.Nc6 bc6 17.Be3 Nbd5 18.Rec1 Rb8 19.Rb8 Qb8 20.Bc4 (20.Ne4 Ne4 21.Be4 Bd6+=) 20...Rd8 21.Bb3 (21.Nd5!? cd5 22.Bd3-/+) 21...Ne3-+ 22.Qe3 (22.fe3 c5 23.Qb5 Qd6-+) 22...Nd5 (better is 22...Ng4!? 23.Qh3 Qf4-+) 23.Qd3 Bg5 24.Rd1 Nc3 25.Qc3 Qd6 26.Qc5 (26.Ba4 e5-/+) 26...Bf6-+ 27.Qa7 Bd4 28.Qa6 Qf4 29.Qe2 c5 30.g3 Qc7 31.Qc4 g6 32.Qe2 Kg7 33.Qc4 h5 34.Qe2 h4! 35.Kg2 (35.gh4 Qf4 Decoy) 35...Qb7 36.f3 Rh8 37.Rd4 cd4 38.Qe5 f6 39.Qd4 e5 40.Qc4 hg3 41.hg3 Qd7 42.Qd5 (42.Qb4 Qh3 43.Kf2 Qh2 44.Ke3 Qg1 45.Ke4 Qb1 46.Ke3 Qc1 47.Kd3 Qf1 48.Ke3 Rh2-+) 42...Qd5 43.Bd5 Rd8 (43...Rd8 44.Bb3 Rd2 45.Kf1 Kf8-+) 0–1. Vavruska,Antonin (2155) – Talla,Vladimir (2370), Stare Mesto CZE, Open, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5)

8.Rb1 e6 9.Nf3 Be7 10.Bb5= Bd7 11.Nd5 Qd8 12.Bd7 Qd7 13.Ne7 Qe7 14.Bb4 (14.Ne5 Nc6 15.0-0 Nd5+=) 14...Qc7 (14...Qd7 15.Qd2-/+) 15.0-0 (15.Ne5 Nd5+=) 15...Nc6-/+ 16.Qa4 Nd5 17.Ne5 Ndb4 (17...Nb6 18.Qc2+=) 18.Rb4 0-0 19.Rc4 Rfd8 20.Rfc1 Qb6 (20...Rd5 21.Nc6 b5 22.Ne7 Qe7 23.Rc8 Rd8 24.Ra8 ba4 25.Rcc8-/+) 21.Nc6= bc6 22.Rb4 Qc7 23.Rc6 Qf4 24.h3 (24.Qc2 e5 25.g3 Qg4=) 24...a5 25.Rbc4 Qd2 26.Rc2 Qd1 (26...Rd4?? 27.Rc8 (27.Rd2 Ra4 28.Rc5 h6-/+) 27...Rd8 28.Rd2 Rdc8 29.Rd7+-) 27.Kh2 g6 (27...Rd4!? 28.Qd4 Qd4 29.Rc8 Qd8 30.Rd8 Rd8+=) 28.R6c4= h5 29.Rb2 (29.Qc6 Ra7=) 29...Qe1 (29...Qa4 30.Ra4 Rd5=) 30.Qc2 (better is 30.Qc6!? Qa1 31.Rd2+=) 30...Rd4+= 31.Rc8 (31.Rd4 Qe5 Double attack (31...Qe5 Decoy)) 31...Rd8 (31...Rc8 32.Qc8 Kh7 33.Qc7-/+) 32.Ra8+= Qe5?? (32...Ra8 33.Qc7+=) 33.Kg1 (better is 33.f4 Qf4 34.g3+-) 33...Ra8-/+ 34.a4 Rd8 35.Rb1 Qd4 36.Qc7+= Rd5 37.Rb8 Kg7 38.Qc8 Kf6 39.g3 h4 40.Qh8 Kg5 41.Qd4 Rd4 42.Rb5 Rd5 43.gh4 Kh4 44.Kg2 Kg5 45.Kg3 Kf5 46.Rb7 f6 47.Ra7 g5 48.Ra6 Ke5 49.f3 Rc5 50.Ra8 Kd4 51.Rf8 Rf5-+ 52.Re8 Kd5 53.Ra8 Kc4 54.Rb8 Kd4 55.Rb6?? e5-+ 56.Rb5 Rf4 57.Kg2 Ke3 58.Ra5 Rf3 59.Ra6 f5 60.Rb6 Kf4 61.a5 Ra3 62.Rb5 e4 63.Rc5 Ra2 64.Kg1 e3 65.Kf1 Ke4 66.Rc4 Kf3 67.Rc1 f4 (67...f4 68.Rb1 e2 69.Ke1 Kg3-+) 0–1. Heimrath,Wolfgang (2130) – Meier,Volker (2230), Oberliga Bayern, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 Nf6)

8.Bb5 Bd7 9.Nd5 Qd8 10.Qb3 (10.Nf6 ef6 11.Rb1 Bb5 12.Rb5 Qd4 13.Rb7 Bc5 14.Qe2 Kf8+=) 10...Nd5-/+ 11.Qd5 Bb5 (11...Nc6 12.Rb1-/+) 12.Qb5 Qd7 13.Rb1 Qb5 14.Rb5 b6 15.Nf3 e6 16.d5 Bc5 17.de6 fe6 18.0-0 0-0 19.Re1 Na6 20.Rb2 (20.Re6? Nc7 21.Rc5 Ne6-+ (21...bc5?! 22.Rc6 Nd5 23.Rc5-/+)) 20...Rae8 21.Bc3 Nc7 22.Rbe2 Nd5 23.Be5 Bb4 24.Rc1 Rc8 25.Rec2 Rc2 26.Rc2 h6 27.Nd4 Kf7 28.Bg7 Kg7 29.Ne6 Kf6 30.Nf8 Bf8 31.g3 Bc5 32.Kg2 Nb4 33.Rd2 a5 34.a4 Ke6 35.f4 Nd5 36.Re2 Kf6 37.Re4 Nc3 38.Rc4+= Nd1 39.Kf3 Nb2-/+ 40.Rc2 Na4 41.g4 b5 42.h4 b4 43.g5 hg5 44.fg5 Kg6 45.Kg4 b3 46.h5 Kg7 47.h6? Kg6 48.Rh2 b2 49.h7 Bd4 50.Rh6 Kf7 51.Rf6 Bf6 52.gf6 b1Q 53.h8Q Qg6 54.Kh3 Qf5 55.Kh2 Qf4 56.Kh3 Qf5 57.Kh2 Qf2 58.Kh3 Qf3 59.Kh2 ½–½. Perez,F – Aguilar,Manuel, PER–chT Peru, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

8.Rc1 Nc6 9.Bb5 Bd7 10.Nd5 Qd8 11.Nf6 ef6 12.Nf3 Be7 13.Qb3 0-0 14.d5 Ne5 15.Ne5 fe5 16.0-0 Bb5 17.Qb5 Bg5 (better is 17...b6!?+=) 18.Bg5+= Qg5 19.d6 Rfd8 (19...Qd2!? 20.Rfd1 Qa2 21.Qb7 Qe6=) 20.f4+= Qh6 (20...Qh5!?+=) 21.fe5+/- Qe3 22.Kh1 Qb6 23.Qa4 (23.Qe2+-) 23...Rac8? (23...Qe3 24.Qb3 Qb3 25.ab3 f6=) 24.Rc8+- Rc8 25.Qf4 Rf8 (25...Kh8+-) 26.e6 (26.e6 f6 27.Qc4 Qd6 28.e7 Kh8 29.Qc7+-) 1–0. marekt – Ornitorrinco, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5 7.Bd2 Nf6)

8.Bc4 e6 +=.

8.Bc4 Bf5?? 9.Qb3+/- e6?? (better is 9...Qc7 10.Bf7 Kd8+/-) 10.Qb7+- Bb4 11.Nge2 (11.Bb5!? Kd8 12.Qa8 Ke7+-) 11...0-0 (11...Be4 12.Ne4 Ne4 13.Bb4+- (13.Qa8?! Bd2 14.Kf1 Qb4+-)) 12.Qa8 Ne4 (12...Bc3 13.Nc3 (13.Bc3?! Qc7 14.d5 Qc4 15.Bf6 Bd3+-) 13...Qb6 14.Bb5+-) 13.Ne4 Be4 14.Qe4 (14.Qe4 Bd2 15.Kf1+-) 1–0. Dolgopolyj,Vladimir (1770) – Mantler,Thorben (1640), Halver–ch fin, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5)

8.Nf3 Qd8 9.Bc4 (better is 9.Bb5 Nbd7 10.0-0+=) 9...Bg4 (better is 9...e6!?+=) 10.Qb3 (10.Ne5!? Be6 11.Be6 fe6 12.Qa4 Nbd7 13.Rb1+/-) 10...e6+= 11.Qb7 Nbd7 12.0-0 (better is 12.Ne5 Rc8 13.Ng4 Rc4 14.Nf6 Qf6 15.Nb5+=) 12...Nb6? (better is 12...Rb8 13.Qa7 Bf3 14.gf3 Ra8=) 13.Bb5+- Nfd7 14.Ne5 Bd6?? (better is 14...Rb8 15.Qa6 Bf5+-) 15.Nd7 Nd7 16.Bd7 Kf8 17.Bc6 Rc8 (17...Rb8 18.Qa7 Qe7 19.Qe7 Ke7 20.Rfb1+-) 18.Nb5 e5 (18...Rb8 19.Qa7 Qe7+-) 19.Nd6 Qd6 (19...Rc7 20.Qb5 Be2 21.Qe5 Rc6+-) 20.Bb4 Qb4 21.Qb4 Kg8 22.d5 (22.d5 h5 23.Qe4+-) 1–0. Jangle,Hemang – Tom,Gordon, Fremont MSJE CC, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5)

8.Nf3 e6 9.Bb5 Bd7 10.Nd5 Qd8 11.Nf6 Qf6 12.Bd7 (12.Rb1 Qf5 13.Qb3 Bb5 14.Qb5 Qb5 15.Rb5 b6-/+) 12...Nd7 (12...Kd7 13.Ne5 Kd6 14.Qb3+-) 13.0-0 Nb6 (13...Qf5 14.Rb1 Nb6 15.a4+=) 14.d5 Nd5?? (better is 14...Bc5 15.de6 fe6+= (15...Qe6?? 16.Re1+-)) 15.Qa4+- Kd8 (15...Ke7 16.Bg5+-) 16.Bg5 (16.Bg5 Be7 17.Bf6 Bf6 18.Rab1+-) 1–0. pierred (2750) – rpatru (2165), net–chess.com, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qa5)

8.Nf3 Bg4 9.Rc1 Nc6 10.Bb5 e6?? (better 10...Rc8=+) 11.Nd5!+- Qd8 (11...ed5 12.Bc6 Double attack (12.Ba5 Discovered attack); 11...Nd5 12.Bc6 Double attack (12.Ba5 Discovered attack)) 12.Nf6 gf6 (12...Qf6 13.Rc6 Kd8+-) 13.Rc6 bc6 (13...Qd7 14.Rc5 Bc5 15.Bd7 Kd7 16.dc5 Kc8+-) 14.Bc6 Ke7 15.Bb4 (15.Bb4 Qd6 16.Bd6 (16.Ba8 Qb4 17.Qd2 Qb1 18.Qd1 Qd1 19.Kd1 Bh6-/+) 16...Kd6 17.Ba8+-) 1-0. Srdanovic,Jovana (2070) - Martins,Ca1 (2230), Titled Tuesday, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3)

6.Nc3 Qd8

7.Ba3 Nf6 8.Bc4 g6 (8...Nc6 9.Nge2+=) 9.Qb3 e6 10.Bf8 Kf8 11.Nf3 Kg7 12.0-0 Nc6 13.Rad1 (13.Rfd1 Na5 14.Qb4 Nc4 15.Qc4 b6-/+) 13...Na5-/+ 14.Qb4 Nc4 15.Qc4 Bd7 (15...b6 16.Ne5-/+) 16.d5 (16.Ne5!?-/+) 16...ed5 17.Qd4 (17.Qf4 Be6-/+) 17...Be6 (17...Bg4 18.Rfe1-+) 18.Ng5 Re8 (18...Qb6 19.Ne6 fe6 20.Qe5-/+) 19.Rd3 (19.Ne6 fe6 20.Rfe1 Rc8-+) 19...h6 (19...Bf5 20.Rd2-+) 20.h4 (20.Ne6 Re6 21.f4 Qb6 22.Qb6 ab6-+) 20...Rc8 (20...Bf5 21.Re3 Re3 (21...hg5?! 22.Re8 Qe8 23.Nd5=) 22.fe3 Rc8-+ (22...hg5?! 23.hg5 Qb6 24.Qb6 ab6 25.gf6 Kh6 26.Rf2+=)) 21.Rf3? (21.Ne6!? Re6 22.Qa7-/+) 21...Rc4 (better is 21...Bg4 22.Rf6 Qf6 23.Qf6 Kf6 24.Nd5 Kg7 25.Nf3-+) 22.Ne6 Re6 23.Qa7 Qd7 24.Rd1 (24.Qb8 Rh4 25.Rf4 Rh5-+) 24...Rh4 (24...Qe7 25.Kf1 Ng4 26.Nd5 Nh2 27.Kg1 Nf3 28.gf3 Qh4 29.Ne3-+) 25.Qc5 (25.Rfd3 Qe7 26.g3 Re1 27.Kg2 Rd1 28.Nd1 Qe4 29.Rf3 Rh5-+) 25...Qd6 (25...Rc4!? 26.Qa3-+) 26.Qd6 Rd6 27.Nb5 (27.Rfd3 Rh5-+) 27...Rb6 (27...Ra6 28.a3-+) 28.Nc7 (28.Nc3 Rb2 29.g3 Rc4 30.Nd5 Ne4-+) 28...Rc6 29.Rf6 (29.g3 Rh5 (29...Rc7?! 30.gh4 Rc4 31.Rb1-/+) 30.Nb5 Rc2-+) 29...Kf6 (worse is 29...Rc7 30.Rd6 Rc2 31.R6d5-+) 30.Nd5 Kg7 31.g3 Ra4 32.Rb1 Rc5 33.Nf4 b5 34.Rd1 Ra2 35.Rd7 Rcc2 0–1. Tao,Gary – Schwarz,Daniel W (1915), Calchess State Scholastics, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Ba3 g6 8.Nf3 Bg7 (8...Nf6 9.Bc4=) 9.Bc4 (9.Bb5 Bd7 10.0-0 Bb5 11.Nb5 a6=) 9...Nh6= 10.h4 (10.0-0!?=) 10...Bg4 (10...Nc6 11.0-0-/+) 11.Nd5 (11.Rc1 0-0 12.0-0 Nc6-/+) 11...Nc6 12.Qb3 (12.0-0 0-0 13.Rb1 Rb8-/+) 12...Rb8 (better is 12...0-0 13.0-0 Re8-/+) 13.Ng5?? (better is 13.0-0 0-0 14.Ne5 Nd4 15.Ne7 Qe7 16.Be7 Nb3 17.Ng4 Na1 18.Nh6 Bh6 19.Bf8 Bf8 20.Ra1+=) 13...Nd4-+ 14.Qd3 (14.Qb1 Bf5 15.Be7 Qd5 (15...Bb1?! 16.Bd8 Nc2 17.Ke2 Ba1 18.Bc7-/+) 16.Bd5 Bb1-+) 14...Bf5 (better is 14...Be2 15.Qe2 Ne2 16.Bb5 Kf8 17.Be7 Qe7 18.Ne7-+) 15.Qg3 Nc2 16.Kd2 (16.Ke2 Na3 17.Qa3 Ba1 18.Ra1-+) 16…Na3 (16...Na3 17.Qa3 Be6 18.Qa4 Kf8 19.Ne6 fe6-+; 16...Na1?! 17.Be7 Qa5 18.Bb4 Qb4 19.Nb4 Rd8 20.Nd3+=) 0–1. Avdeeva,Yuliya – Ismailova,Aytaj, AZE–ch U14 Girls, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Bb5 Bd7 8.Qa4 Nf6 (8...Nc6 9.Nf3 a6 10.Be2+=) 9.Nf3 g6 (9...Nc6 10.d5 Qa5 11.Bd2 Qa4 12.Ba4=) 10.Rb1 (10.0-0 Bg7=) 10...Bg7 (10...Qc7 11.Qb3 Nc6 12.0-0=) 11.Bd7 Nfd7 12.Rb7 0-0 13.Be3?? (better is 13.Rb3+=) 13...Nb6-/+ 14.Qa3 Nc6 15.Nb5 (15.Ne4 Qd5 16.Nc5 e5-/+) 15...Nc4 16.Qa4? (better is 16.Qc5 N4a5 17.0-0-+) 16...N4a5 17.d5 (17.Nc3 Nb7 18.Qc6-+) 17...Ne5 (better is 17...Qd5 18.Nc7 Qd7-+) 18.Ra7-/+ Nf3 19.gf3+= Ra7 20.Ba7 Qd5-+ 21.Qa5 Qf3 22.Rg1 Qe4 23.Kf1 Qd3 24.Kg2 Qd5 25.Kf1 Rd8 26.Rg3?? Qh1-+ 27.Rg1 Rd1 28.Ke2 Qg1 29.Nd4 Qf1 30.Kf3 Qd3 31.Kg2 Bd4 (31...Bd4 32.Qd8 Kg7 33.Bd4 Qd4 34.Qd4 Rd4-+) 0–1. Christiani,Siegbert – Pawlitzki,Thomas, Oberliga Ost A9293, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Bb5 Bd7 8.Qb3 Bb5 9.Qb5 Qd7 =.

7.Bb5 Bd7 8.Bc4 e6 9.Nf3 Bb4 10.Bd2 Nf6 11.a3 Be7 12.0-0 0-0 13.Ne5 (13.d5 ed5 14.Nd5 Nd5 15.Bd5 Bc6 16.Bc6 Nc6-/+) 13...Nc6 14.Be3 Rc8 15.Bd3 (better is 15.Qd3-/+) 15...Nd5?? (better is 15...Ne5 16.de5 Rc3 17.ef6 Bf6-+) 16.Nd5= ed5 17.Nd7 (17.Qb1!? Ne5 18.de5= (worse is 18.Bh7 Kh8 19.de5 g6+=)) 17...Qd7+= 18.Qh5 g6 19.Qh6 Rfe8 20.h4 (20.Rfc1 Na5-/+) 20...Bf8 21.Bg5?? Bh6-+ ½–½. chessleon (2095) – carrafurca (2210), net–chess.com, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Bc4 e6 8.Nf3 (8.Qd3 Nf6=) 8...Nf6 9.0-0 Be7 (9...Nc6 10.d5 ed5 11.Nd5 Nd5 12.Bd5=) 10.Qb3 (10.d5 Nd5 11.Nd5 ed5 12.Bd5 Nc6=) 10...0-0 (10...Nc6 11.d5 Na5 12.Bb5 Kf8 13.Qc2+=) 11.d5 ed5 12.Nd5 Nd5 13.Bd5 Nc6 14.Rd1 ½–½. Mione,Dario – Hugony,Fabrizio (2270), Bratto op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Bc4 Nf6 8.Nf3 e6 9.0-0 Be7 10.Bf4 0-0 11.Nb5 Na6 (11...a6 12.Nc7 Ra7 13.d5-/+) 12.Qb3 Nd5 (12...b6 13.Be5-/+) 13.Bg3 (13.Bd5 Qd5 14.Rac1 Qb3 15.ab3 Bb4+=) 13...Nac7 (13...b6 14.Bd5 Qd5 15.Qd5 ed5 16.Rfe1-/+) 14.Nc7+= Nc7 15.Rac1 Bd6 16.Bd3 Nd5 17.Bd6 (17.Be5 Nf4 18.Bc4 Re8+=) 17...Qd6 18.Bb1 (18.Qb1 Nf6+=) 18...Bd7 (18...b6 19.Qd3 g6 20.Ne5-/+) 19.Rfe1 (19.Ng5 f5+=) 19...b6 (19...Bc6 20.Be4-/+) 20.Qd3-/+ f5 (20...g6 21.Ne5-/+) 21.Re5 (21.Ne5 Rac8+=) 21...Rac8-/+ 22.Rce1 Rf6 23.a3 Rg6 24.g3 (24.Nh4 Rg4 25.g3 Nc3-+) 24...Nc3 25.Nh4 (25.Qa6!?-/+) 25...Rg4-+ 26.f4 Ne4 (26...Qa3!? 27.Ng2-+) 27.R5e4 (27.Qd1 g5 28.Ng2 Nc3+=) 27...fe4 28.Qe4 Rh4 29.gh4+= g6 30.h5+= Be8 31.Ba2+/- Bf7 32.hg6 hg6 33.h4 Qa3 34.Be6 Qg3 35.Kf1 Rf8?? 36.Bf7 Rf7+= 37.Qe8 Kg7 38.Qe5 Kh7 39.Re3? Qf4-+ 40.Qf4 Rf4 41.Ke2 Rf7?? 42.Kd3 Kg7 43.d5 Rd7 44.Kd4+= Kf7 45.h5? gh5-+ ½–½. Aladics,Jozsef – Kragelj,Igor (2235), Harkany Tenkes Cup, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Bc4 Nf6 8.Nf3 e6 9.0-0 Be7 10.Bf4 0-0 11.Qe2 Nc6 12.Rad1 Nb4 13.Be5 Nbd5 14.Ne4 Ne4 15.Qe4 f6 16.Bd3 (16.Bf4 Nc3 17.Be6 Kh8-/+) 16...f5 (better is 16...g6 17.Bf4 Nc3-+ (17...Nf4?! 18.Qf4 Qd5 19.Rd2+=)) 17.Qe1+= Bb4 18.Qe2 Bd7 19.h4 Be7 20.Rc1 Bh4 21.g3 Bg5 22.Rce1 Bh6 23.Nh4 Qg5 24.Bc4 Bc6 25.Ng2 Qg4 26.Qg4 fg4 27.Be2 Nf6 28.Bf6 Rf6 29.Bg4 Bd5 30.a3 Rc8 31.f4 Rg6 32.Ne3 Rc3 33.Kf2? Re3!-+ 34.Re3 Rg4 35.Re5 Rg6 36.Rc1 Bc6 37.Rcc5 Rf6 38.Ke3 g6 39.Rc3 Bf8 40.Kf2 Bd6 41.Re1? g5 42.d5 ed5 0–1. Sikiric,Halid (1815) – Zlobec,Srdjan (2085), Sarajevo BIH, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Nf3 Bg4 8.Qa4 Nc6 (8...Bd7!? 9.Qb3 Nc6=) 9.Ne5+/- Bd7? (better is 9...Be6!? 10.Bb5 Rc8+=) 10.Nd7+- Qd7 11.d5 e6 12.dc6 bc6 13.Bf4 Nf6 14.Rd1 Nd5 15.Nd5 ed5 16.Bc4! Qe6 (16...dc4 17.Rd7 Pinning (17.Rd7 Deflection)) 17.Kf1 Kd8 (17...Qd7 18.Rd5! cd5+-) 18.Re1 Qd7 (18...Qe1 19.Ke1 dc4+-) 19.Qa5 (19.Qa5 Kc8 20.Ba6 Qb7 21.Qc7) 1–0. Klaus Behrmann – blackcrowman, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Bf4 e6 8.Bd3 Bb4 9.Rc1 Nc6 10.Nge2 Nf6 (10...Nd4? 11.Nd4 Qe7 12.Ndb5+-) 11.0-0 0-0 (worse is 11...Nd4 12.Nd4 Bc3 13.Rc3+/-) 12.Be5 Bc3 (12...Ne5!? 13.de5 Nd7-/+) 13.Nc3= Qe7 (13...Nd4? 14.Bd4 b6 15.Be5+-) 14.Nb5 Ne5 15.de5 Nd5 16.Rc4 b6 (better is 16...Qg5 17.Qc2 Qe5 18.Bh7 Kh8=) 17.Bh7+/- (17.Bh7 Kh7 18.Qh5 Kg8 19.Rh4 Qh4 20.Qh4+/-) 1–0. Fresneda – Lanz, corr E cup, 1985. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Bf4 e6 8.Bd3 Nc6 9.Nb5 Qa5 (9...Bb4!? 10.Kf1 Ba5+=) 10.Kf1= e5 11.Qe2 Nf6 12.Be5 Ne5 13.Qe5 Be6?? (better is 13...Kd8+=) 14.Nc7+- (14.Nc7 Qc7 15.Qc7+-) 1–0. marekt – craig4000, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

7.Nf3 e6

8.Rb1 Nf6 9.Bb5 Nbd7 10.d5 Qc7 11.de6 Qc3 12.Bd2 =.

8.Bb2 Nf6 9.Bd3 Be7 10.0-0 0-0 11.Qc2 Nc6 12.Ne4 h6 13.a3 Ne4 14.Be4 Bd7 15.Rfd1 Rc8 16.Qe2 Bf6 17.Ne5 Be5 (17...Qe7 18.Nd7 Qd7 19.d5 ed5 20.Bf6=) 18.de5= Qc7 19.Qh5 Ne7 20.Bc1 (20.Rac1!? Bc6 21.Rd6+=) 20...Bc6-/+ 21.Bd3 f5 (21...Ba4!? 22.Re1 Rfd8-/+) 22.ef6= Rf6 23.Bb2 Rff8 (23...Rf2 24.Kf2 Qb6 25.Ke1 Qb2 26.Qh3 Qe5 27.Kf2-+) 24.Be5 Qa5 25.Re1 Qd5?? (better is 25...Qd2 26.Qe2 Qe2 27.Be2 Bd5+=) 26.Qg4+/- Rf7 27.Rad1 (better is 27.Bc4 Qg2 28.Qg2 Bg2 29.Be6+/-) 27...Nf5?? (better is 27...Qa2 28.Qd4 Qd5= (worse is 28...Qa3 29.Ra1 Qb3 30.Bc4+/-)) 28.Bc4+- h5 29.Bd5 (29.Rd5?! hg4 30.Ra5 Bd7+=) 29...hg4 30.Be6 Re8 31.Bd4?? (better is 31.Bc3+-) 31...Re6!-/+ 32.Re6 Rd7 0–1. Fresneda – Garcia Molina, corr E gr I, 1985. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

8.Bb5 Bd7 9.Rb1 a6 10.Bd7= Qd7 11.Ne5 Qc7 12.Qa4 Nc6 13.Bf4 Qa5 14.Rb7 Qa4 (14...Qc3?? 15.Bd2 Qa1 16.Ke2+-) 15.Na4 Bb4 16.Ke2 Nd4 17.Kd3 Nb5 18.Nc6 (worse is 18.Rf7 Rd8 19.Kc2 Rd4+=) 18...Nf6?? (better is 18...Ne7 19.Nb6 Nc6 20.Na8 0-0+=) 19.Nb6+- Bd6 (19...Nd5 20.Nd5 (20.Na8?! Nf4 21.Kc2 0-0+/-) 20...Bc5 21.Nb6 Bb6 22.Rb6+-) 20.Bd6 (20.Na8?! Bf4 21.a4 Nd7+/-) 20...Nd6 21.Re7 Kf8 22.Na8 Ng4 (22...Ng4 23.Ke2 Ne5+-). Klaus Behrmann – Mengs, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

8.Bb5 Bd7 9.Rb1 Qc7 10.Qb3 +=.

8.Bb5 Bd7 9.Rb1 Ne7 10.Bd7 Qd7 11.Ne5 Qc8 12.Qf3 +=.

8.Bc4 Nf6 9.0-0 Be7 10.Re1 0-0 11.Bf4 Nbd7 12.Nb5 Bb4 13.Re2 a6 14.Nc7 b5 (better is 14...Ra7!? 15.Qa4 Be7-/+) 15.Na8= bc4 16.Bc7 Qe7 17.Nb6 (17.Ne5 Ne5 18.de5-/+) 17...Nb6-/+ 18.Bb6 Nd5 19.Bc5 (19.a3!? Nc3 20.Qc2 Ne2 21.Qe2 Ba3 22.Qc4-/+) 19...Bc5-+ 20.dc5 Nc3 (20...Qc5?! 21.Qc2+=) 21.Qc2 Ne2 22.Qe2 Qc5 23.Rc1 Bb7 24.Ne5 (24.Qc4 Qc4 25.Rc4-+) 24...Qd5 25.f3 Qd4 26.Kh1 Bd5 27.h3 (27.Rd1 Qf4-+) 27...Rb8 28.Rc2 (28.Rd1 Qb2 29.Qb2 Rb2 30.Nc4 Ra2 31.Kg1-+) 28...Rb1 29.Kh2 Qf4 30.g3 Qd4 31.h4 h5 32.Kg2 Qg1 33.Kh3 Qh1 (better is 33...Re1!? 34.Qg2 Qg2 35.Kg2 Re5 36.Kf2-+) 34.Qh2 Bf3 35.Nf3 (35.Qh1 Rh1 36.Rh2 Bg4 37.Kg2 Rh2 38.Kh2-+) 35...Qf3 36.Qg2 Rh1 (36...Rh1 37.Qh1 Qh1 38.Rh2 Qf1 39.Rg2 c3-+) 0–1. Gvozdenovic,S (2125) – Potpara,N (1970), Open, Bar MNE, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8 7.Nf3 e6)

8.Bd3 Nf6 9.0-0 Nc6 10.Be3 Bb4 11.Qb3 0-0 12.Rac1 +=.

8.Bd3 Nf6 9.0-0 Be7 10.Bb2 0-0 11.Rc1 Nc6 12.Ne4 Nb4 13.Nf6 Bf6 14.Bb1 Nd5 15.Ne5 g6 16.Qf3 Be5 (better is 16...Bg5!? 17.Rc2 Qf6-/+) 17.de5+= Bd7 18.Be4 Bc6 19.Rcd1 (19.Rfd1 Qg5=) 19...Qg5 20.Rfe1 (worse is 20.Bd5 Bd5 (20...ed5?! 21.Bd4+=) 21.Qh3 Ba2-/+) 20...Kg7 21.Bd5 Bd5-/+ 22.Rd5 ed5 23.Qd5 Qe7 24.Qf3 b5 25.e6 f6 26.g4 h6 27.h4 Kh7 28.h5 Rac8 29.hg6 Kg7 30.Qe3 Rc4 31.f3 Re8 32.Bd4 Qd6-+ 33.Ba7?? Qg3 34.Kf1 Rc2 35.Re2 Rd8 36.Qf2 Rd1 37.Re1 Rf2 38.Bf2-+ Re1 39.Ke1 Qf3 0–1. Schlag,Franz – Adler,Wilfried, GER–chT Seniors, 1994. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

8.Bd3 Nf6 9.0-0 Be7 10.Qe2 0-0 (10...Nc6 11.Be3 0-0 12.Rac1+=) 11.Bg5 (11.Bf4 Nc6 12.Be5+=) 11...Nc6 12.Rad1 (12.Rfd1+=) 12...Nb4 (12...Nd4? 13.Nd4 Bd7 14.Bc2+-) 13.Bf6 Bf6 (worse is 13...gf6 14.Bc4=) 14.Bb1 Nd5 15.Ne4 (15.Nd5 ed5 16.Rfe1 Bg4-/+) 15...b6 16.h4? (better is 16.Nf6!? Qf6 17.Ne5-/+) 16...Bh4-+ 17.g3 (17.Qc2 g6-+) 17...Be7 18.Ne5 f5 19.Nd2 Bb7 20.Rc1 Rc8 21.Nec4? (21.Nc6 Qd7 (21...Bc6?! 22.Qe6 Kh8 23.Rc6 Rc6 24.Qc6-/+; 21...Rc6?! 22.Rc6 Bc6 23.Qe6 Kh8 24.Qc6-/+) 22.Na7 Rc1 23.Rc1 Bb4-+) 21...Rf6 (21...Nc7 22.Ne3-+) 22.f3 (22.Nf3 Bb4 23.Nce5 Nc3-+) 22...Bd6 (22...Rg6!? 23.Kh2-+) 23.Ne5 (23.Nd6 Qd6 24.Rc8 Bc8-+) 23...Be5 24.de5 Rf7 (24...Rg6 25.Kf2-+) 25.f4 (25.Rc8 Qc8 26.Kh2 f4-+) 25...Rfc7 (better is 25...Nc3!? 26.Qe3 Rfc7 27.Kf2-+) 26.Rc7 Qc7 27.Nb3 Nc3 28.Qf2 Qc6 29.Kh2 Qe8 30.g4 fg4 31.Kg1 Nb1 32.Rb1 Qh5 33.Qh2 Qh2 34.Kh2 Rc3 35.Rc1 Rc1 36.Nc1 Kf7 37.Kg3 Bf3 38.Nb3 Bd5 39.Nc1 h5 40.a3 Bc4 41.Kh4 Kg6 42.a4 a6 43.Kg3 b5 44.ab5 ab5 45.Kh4 b4 46.f5 Kf5 47.Kg3 b3 48.Nb3 Bb3 49.Kh4 Kf4 50.Kh5 g3 (50...g3 51.Kg6 g2 52.Kf7 g1Q 53.Kg8 Qc5 54.Kg7 Qe7 55.Kh8 Qf8 56.Kh7 Bc2; 50...Bc2 51.Kh4 Ba4 52.Kh5 Be8 53.Kh4 g5) 0–1. Abdulzuhoov,Razmjo – Camilleri,S, Men Olympiad Elista RUS, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8 7.Nf3 e6)

8.Bd3 Nf6 9.Bg5 Nc6 10.0-0 Be7 11.Rc1 0-0 12.Ne4 +=.

8.Ne5 Bd6 (8...Bb4 9.Qa4 Nc6 10.Bd2=+) 9.Bb5 Nd7 10.Bf4 Bc7 11.Qg4 g6 (better 11...Ba5 12.Rc1 Kf8=) 12.Bg5+- Ne7 13.Bf6 (better 13.Ne4 Be5 14.de5+-) 13...0-0= 14.Nd7 (14.Bd7 Bd7 15.Qg5 Be5 16.de5 Qa5=) 14...Bd7=+ 15.Qh4 Nf5?? (15...Ba5 16.0-0 Bc3 17.Be7 Qe8+-) 16.Bd8+- Nh4 17.Bh4 Ba5 18.0-0 (18.0-0-0!? Bb5 19.Nb5 Rfc8 20.Kb2+-) 18...Bc3+- 19.Bd7 Ba1 20.Be7?? (better 20.Ra1 Rfd8 21.Bd8 Rd8 22.Ba4 Rd4 23.Bb3+-) 20...Bd4-+ 21.Bf8 Kf8 22.Bb5 a6 23.Bc4 b5 24.Bb3 a5 25.a4 (25.Rd1 Rd8-+) 25...ba4 26.Ba4 Rb8 27.Rd1 Rb4 28.Bc6 a4 29.h3 (29.g3-+) 29...a3 30.Rd2 e5 (better 30...Rb1 31.Kh2 Be5 32.g3 Rb2 33.Rd8 Kg7-+) 31.Kf1 Rb2 32.Rb2 Bb2 33.Bd5 f5 34.Ke2 f4 (34...Bd4!? 35.f3-+) 35.Kf3 h5 36.g4 hg4 37.hg4 Ke7 (better 37...Bd4!? 38.g5-+) 38.Ke4 Kd6 39.f3 Kc5 40.Ba2 Bd4 41.Bd5 Kb4 42.Ba2?? (42.Kd3-+) 42...Kc3 43.Kd5 Kd3 44.Ke6 (44.Bb3-+) 44...Ke3 45.Bd5 a2! 46.Ba2 Kf3 47.Kf6 (47.g5-+) 47...Kg4 48.Kg6 e4 49.Be6 Kg3 50.Kg5 f3 0–1. ratdog (1880) – claymil (2035), ChessWorld.net, 2013.

8.Bf4 Nf6 9.Rb1 Nc6 10.Bb5 Nd5 11.Bc6 bc6 12.Nd5-/+.

7.Nf3 Nf6

8.Rb1 e6 9.Bb5 Nbd7 10.Qe2 a6 11.Bd3 b5 12.Ne4 (12.0-0 Bb7-/+) 12...Qa5 13.Bd2 Qa2 14.Nc3 Qa3 15.0-0 Bb7 16.Rfc1 Rc8 17.d5 Qd6 18.Bb5 (18.de6 Qe6 19.Re1 Be7-/+) 18...ab5-+ 19.de6? (19.Nb5 Rc1 20.Bc1-/+) 19…Qe6 (19...Qe6 20.Re1 Qe2 21.Re2 Be7-+) 0–1. marekt – Bazza3, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8 7.Nf3 Nf6)

8.Bb5 Bd7 9.0-0 e6 10.Bf4 (10.Rb1!?=) 10...Bb4+= 11.Rc1? (better is 11.Bd7 Nbd7 12.Nb5+=) 11...Bc3-+ 12.Bd7 Nbd7 (12...Qd7?! 13.Ne5 Qc8 14.Bd2=) 13.Rc3 Nd5 14.Rb3? (better is 14.Bd2 Nc3 15.Bc3-+) 14...Nf4 15.Rb7 0-0 (15...Qc8 16.Rb2-+) 16.Rb3 (16.Qd2 Nd5 17.Rc1 a5-+) 16...Nb6 17.Qd2 Nfd5 18.Re1 Rc8 19.g3 (19.Rb5 Qd6-+) 19...Nc4 20.Qd3 h6 21.h3 (21.Rb5 Qd6-+) 21...Qa5 22.a3 Rc7 23.Kg2 Rfc8 24.Rc1 (24.Reb1 Ndb6-+) 24...Nd6 (better is 24...Nce3! 25.fe3 Rc1-+) 25.Rc7 Qc7 26.Kf1 (26.h4 Nf5-+) 26...Qc2 27.Ne1 Qd3 (better is 27...Qa2 28.Qb1 Qb1 29.Rb1-+) 28.Nd3 Kf8 29.Nc5 Nb6 30.a4 Nbc4 31.Ke2 Ke7 32.Kd3 Na5 33.Rb1 Ndc4 34.Rb5 Rc6 35.Rb4 Nd6 36.Rb8 Rb6 37.Ra8 Nc6 38.Kc3 Rb8 39.Rb8 Nb8 40.g4 g5 41.f3 Nc6 42.Na6 f5 43.Kd3 Nc8 44.Nc5 Kd6 45.Nb3 Kd5 46.a5 Nd6 47.Nc1 Nd4 48.Na2 Nf3 49.Nc3 Ke5 50.Ne2 Nb7 51.Ke3 fg4 52.hg4 Nh2 53.a6 Nc5 54.Nd4 Ng4 (54...Ng4 55.Kf3 Nh2 56.Kg3 Kd4 57.Kh3 Nf1 58.Kg4 Ne3 59.Kh5 g4 60.Kh4 Ke5 61.Kh5 g3 62.Kh6 g2 63.Kg6 g1Q 64.Kf7 Nf5 65.Kf8 Qg7 66.Ke8 Qe7) 0–1. Schnurr,Anton (1770) – Mueller,H (1890), Bayern–ch Seniors, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

8.Bb5 Bd7 9.Rb1 e6 10.0-0 Nc6 11.d5 ed5 12.Nd5 Nd5 13.Qd5 Be7 14.Rd1 a6 15.Ba4 b5 16.Bb3 Rf8 17.Ng5 Bg5?? (better 17...Qc7 18.Nf7 Ra7+-) 18.Bg5+- (worse 18.Qg5 Qg5 19.Bg5 f6 20.Re1 Kd8=+) 18...f6 (18...Qc7 19.Rbc1 f6+-) 19.Re1 Ne7 20.Re7! Qe7 (20...Qe7 21.Qa8 Mate attack; 20...Ke7 21.Qe5 Mate attack) 21.Qa8 Qd8 22.Re1 (22.Re1 Be6 23.Re6 Kf7 24.Rf6 Ke8 25.Re6 Kf7 26.Ra6 Qd5 27.Bd5) 1-0. Ibrouchene,Christophe (1795) - Le Pen,S (2140), ch-FRA Blitz Online Qual, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3)

8.Bc4 e6 9.0-0 Bb4 10.Bb2 =.

8.Bc4 e6 9.0-0 Be7 10.Re1 0-0 11.Bf4 Nd5 (better is 11...Nc6!?+=) 12.Bd5+= ed5 13.Qb3 Nc6 14.Nd5 Be6 (14...Bd6 15.Rad1+=) 15.Ne7+/- Qe7? (better is 15...Ne7 16.Qb7 Re8+/-) 16.d5+- Qb4 17.Qb4 Nb4 18.de6 Nc2 19.e7 Rfe8 20.Rac1 Ne1 21.Re1 (21.Ne1?! Re7 22.Nf3 Re2+=) 21...Rac8 22.g3 g6 23.Nd2 f5 24.Nf3 Rc4 25.Bd6 b5 26.Ng5 Rc6 27.Re6 Rd6 28.Rd6 Re7 29.Ra6 Rd7 30.Nf3 Kf8 31.Ne5 Rd5 (31...Re7 32.f4+-) 32.f4 Rd1 33.Kg2 Rd2 34.Kh3 g5 35.fg5 Re2 (35...Rd5 36.Nf3 Rd3 37.Nh4+-) 36.Nf3 Re3 (36...Re7 37.Nd4 Rb7 38.Nf5+-) 37.Nd4 1–0. Vavruska,Antonin (2150) – Fiala,Vlastimil (1995), CZE–chT2E, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3 Qd8)

8.Bc4 g6 9.0-0 (9.Ne5 e6+=) 9...Bg7+= 10.Ng5 (10.Ba3 0-0 11.Re1 Nc6=) 10...e6 (10...0-0 11.Qb3 e6 12.Ba3=) 11.Be3 (11.Ba3 Nc6 12.Nb5+-) 11...0-0= 12.d5 (better is 12.Rc1!?=) 12...Nd5-/+ 13.Bd5? (better is 13.Nd5 Ba1 14.Qa1 ed5 15.Rd1-/+) 13...ed5-+ (13...Bc3?! 14.Bc4 Ba1 15.Qa1-+) 14.Rc1 (14.Qb3 d4 15.Rad1-+) 14...Nc6 (better is 14...d4 15.Bd4 Bd4-+ (worse is 15...Qg5 16.Bg7 Kg7 17.Qd4 f6 18.Ne4-+)) 15.Nd5 Qa5?? (better is 15...Re8-/+) 16.Qb3+= h6 17.Rc6?? (better is 17.Ne4+=) 17...bc6-/+ (worse is 17...hg5 18.Ne7 Kh7 19.Rc5+/-) 18.Ne7 Kh8 19.Nf7 Kh7 20.Qc2? Bf5-+ 21.Qc6? Qc3 22.Qd5?? Qd3-+ 23.Qc6 Bd7 24.Qf3 Be6 25.Rd1 Qa6 26.g4 Bf7 27.g5 h5 (27...h5 28.Qe4 Qa2-+) 0–1. Gruenwald,Max – Doan,Lam Phuc, Magdeburg GER, Ch U10 (b), 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 bc3 6.Nc3= Qd8)

5.c4 Qd8

6.a3 ba3 7.Nf3 e6 8.Be2 (8.Ba3 Qa5 9.Nbd2 Ba3=+) 8...Nc6 9.0-0 Bd7 (9...Nf6 10.Na3 Bb4 11.Nb5=+) 10.d5 Nce7 (10...Nb4 11.Ba3 Qf6 12.Nbd2 ed5 13.Qb3=) 11.Nc3 Nf6 12.Ba3 ed5 13.cd5 a6 (better 13...Nf5!?=) 14.Re1+- b5 (14...Rc8 15.Bb4 Rc3 16.Bc3 Nfd5+-) 15.d6 Be6 16.de7 Be7 17.Be7 Qe7?? (better 17...Qd1 18.Red1 Ke7+-) 18.Bb5 (18.Bb5 Kf8 19.Nd4+-) 1–0. kovacic (2210) – nimzo1 (1915), ChessWorld.net, 2015.

6.a3 e5 7.d5 (7.de5 Qd1 Combination) 7...Nf6 8.Nf3 Na6 (8...e4 9.Nd4+=) 9.Ne5 Bd6 10.Nf3 0-0 11.Be2 b5 12.0-0 Bb7 13.cb5 Nc7 14.ab4 Ncd5 15.Bg5 Bb4 16.Qb3 h6 17.Bh4 Nf4 18.Bc4 Bc5 19.Nbd2 Ng2 20.Bf6? (20.Kg2 Bf3 Double attack) 20...Qf6-+ 21.Kg2 Rad8 (21...Rad8 22.Rad1 Qg5 23.Kh1 Qf5-+) 0–1. roy1nc6 (1830) – deynonicus (2310), gameknot.com, 2014.

6.a3 e6 7.Nf3 Nf6 8.Bd3 (8.c5 ba3 9.Na3 Be7+=) 8...Nc6 9.Bb2 (9.Be3 ba3 10.0-0 a2 11.Ra2 Nb4+=) 9...ba3-/+ 10.Na3 (10.Bc3 a2! 11.Nbd2 Bc5-/+) 10...Bb4 11.Kf1 Be7 (11...0-0 12.Ne5-/+) 12.h3 (12.Nb5 a6-/+) 12...b6 (12...0-0 13.Kg1-/+) 13.g4 (13.Ne5 Bb7-/+) 13...Bb7-+ 14.Nc2 a6 (14...0-0 15.Kg2-+) 15.Rg1 (15.Qe2 Nb4 16.Nb4 Bb4-/+) 15...0-0 16.Qe2 (16.g5 Nd7 17.Qe2-/+) 16...b5 (16...Re8!?-/+) 17.cb5 (17.g5 Ne8 18.Qe4 g6-/+) 17...ab5-/+ 18.Bb5 (18.g5 Ra1 19.Ba1 Ne8-/+) 18...Ra1 19.Ba1 Nd5 20.Bb2 (better is 20.Rg3-+) 20...Qb6 21.Ba1 (21.Ne5 Ne5 22.de5-+) 21...Nf4 22.Qc4 Na5 (22...Na5 23.Qa4 Ba6-+; 22...Nh3?! 23.Rg3 Nf4 24.d5 Nd5 25.Kg1-+) 0–1. Sanchez,Fernando (2265) – Fiorito,Fabian (2470), Villa Ballester op, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

6.Bb2 b6?? 7.Bd3?? (better is 7.Qf3 Nc6 8.Qc6 Bd7 9.Qb7+-) 7...Bb7= 8.Nf3 Nf6 9.Nbd2 g6 (9...e6!?+=) 10.0-0+= Bg7 11.Ne5 (11.Qa4!? Nbd7 12.Rfe1=) 11...0-0+= 12.f4 e6 13.Ndf3 Nc6 14.Qa4 Ne5 15.fe5 Ng4 16.Rae1? Bh6 17.h3 Be3-/+ 18.Kh1 Nf2-+ 19.Rf2 Bf2 20.Re2 Bf3 21.Rf2-/+ Bb7 22.Qb4 Qh4 23.Kg1 Be4 24.Be2 Rfd8 25.Qd2 Qe7 26.Qf4 Bf5 27.Rf3 Qb4 28.Ba3 Qb1 29.Bf1 Qe4 30.Bd6 Rac8 31.Qe4 Be4 32.Ra3 Rd7 33.c5 bc5 34.dc5 Rb7 35.Re3 Bd5-/+ 36.a3 Rb1 37.Kf2 Rb2 38.Re2 Rb1 39.Rc2 Rc6-/+ 40.Rd2 Rb3 41.a4 a6 42.Be2 Rb4 43.Bd1 h5 44.g3 Bb3 45.Rb2+= Bd1 46.Rb4+/- a5 47.Rb6 Rc8 48.Ra6 Ba4 49.Ra5 Bc6 50.Ke3 Kg7 51.Be7 Rc7 52.Bd6 Rc8 53.Ra7 Bd5 54.Kd4 h4 55.gh4 Rh8 56.Be7 Rb8 57.Ra6 Rb4+/- 58.Kc3 Re4 59.Bf6+- Kh6 60.Kb2 Re2 61.Kc3 Re4 ½–½. Riabchenko,A – Khosroev,Yakov, RUS–ch U12 Kazan, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

6.Bb2 e6 7.Nf3 +=.

6.Bb2 Nf6 7.Nf3 e6 8.Bd3 Be7 9.h4 (9.Ne5 Nc6=+) 9...b6 (9...0-0 10.Qe2-/+) 10.Ne5 (10.0-0 0-0-/+) 10...Qc7 (10...Bb7 11.h5-/+) 11.g4 (11.0-0 0-0-/+) 11...Bb7 12.Rh3 Nc6 (better 12...Nfd7-/+) 13.Nf7? (better 13.Nc6 Bc6 14.g5=+) 13...Kf7-+ 14.g5 Rad8 (14...Nd7 15.Bh7 Rh7 16.g6 Kg6 17.Qd3 Kf7 18.Qh7-+) 15.gf6 (15.d5 ed5 16.gf6 Bf6 (16...gf6?! 17.Qh5 Kf8 18.Qh6 Ke8 19.Qh5 Kd7 20.Qf5 Ke8 21.Qh5 Kd7 22.Qf5 Ke8 23.Qh5=) 17.Bf6 Rhe8 18.Kf1 Kf6 19.Rf3 Ke7 20.Re3 Ne5 21.cd5 Rd5-+ (21...Bd5?! 22.Qc2 Qd6 23.Bh7-+)) 15...Bf6 (15...gf6 16.Qh5 Kf8 17.Rg3 Rd4 18.Qh6 Ke8 19.Qg7-/+) 16.Rf3? (better 16.a3 ba3 17.Ra3-+) 16...Nd4 17.Rf6 gf6 (17...Kf6 18.Qh5-+) 18.Qh5 (18.Bd4 Rd4 19.Bg6 hg6 20.Qd4-+) 18...Ke7 19.Nd2 Qe5 (better 19...Qf4 20.Qd1-+) 20.Qe5 fe5 21.0-0-0 (21.h5 Rhg8 22.0-0-0 h6-+) 21...Rhf8 22.Rg1 (22.f3 Bf3 23.Rg1 Bc6-+) 22...Rg8 (22...Rf2 23.Rg7 Rf7 24.Rf7 Kf7 25.Bh7-+) 23.Re1 Nf3 (23...Rg2!? 24.Bh7 Rf2 25.Ne4-+) 24.Nf3 Bf3 (24...Rd3?! 25.Ne5 Rdd8 26.a3-+) 25.Bh7 Rg4 26.Be5 (26.h5 Rc4 27.Kb1 Bh5 28.Be5 Bf3-+) 26...Rc4 (26...Rh4 27.Bg6-+) 27.Kb2 (27.Kb1 Rh4 28.Bc2 Rc4-+) 27...Rh4 28.Bg6 (28.Bb1 Rd2 29.Ka1 Rh5-+) 28...Rd2 29.Kb3 (29.Ka1-+) 29...Bd5 30.Ka4 Ra2 31.Kb5 Ra5 0–1. Mooi,Kok Onn Osric (2010) – Jung,Young Hoon (1805), National Chess Championship for the Dr, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

6.Be3 e6 7.Bd3 Nc6 8.Ne2 Nf6 9.Nd2 Be7 10.0-0 0-0 11.Ne4 Ne4 12.Be4 Bf6 (12...Bd6 13.Qd3 f5 14.Bf3+=) 13.Qd3 g6 14.Rab1 a5 15.d5 (15.Rfe1 Qd7=) 15...Ne5+= 16.Qc2 ed5 17.Bd5 (17.cd5!? Re8 18.Rfc1+=) 17...Bf5-/+ 18.Be4 Be4 19.Qe4 Re8 20.Rfd1 Qc8 21.Qf4 (21.Rbc1 Ra6-/+) 21...Bg7 (21...Ng4 22.h3 Ne3 23.fe3-+) 22.c5 (22.Rbc1 Qg4 23.Kf1 Rac8-/+) 22...Qg4 (22...Ng4 23.Rb3-+) 23.Nd4 Qf4 24.Bf4 Rac8 25.Nb3 Nc6 26.Rd7 (26.Kf1 a4 27.Nc1 h6-/+) 26...Re2 27.Nd2 (27.Bd2!?-/+) 27...Bd4-+ 28.Nf3? (28.Rd1 Bf2 29.Kf1 Rce8-+) 28...Rce8 (better is 28...Bf2!? 29.Kf1 Ra2 30.Rc1-+) 29.Bg3 Bc5 30.Kf1? R2e7 31.Rd5 b6 32.Bh4 Re2 33.Nd2 Ne7?? 34.Rc5 Rd2 35.Rc7?? Nf5 36.Bf6 Ng7 37.Re1 Ne6 38.Rb7 Ra2 39.Rb6 Rc8 40.Rb1 Rcc2 41.Rb8 Nf8 42.Be7 Rf2 43.Kg1 ½–½. Garcia Alvarez – Garcia Martinez, Asturias–ch Oviedo, 2004. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

6.Nf3 Nf6 7.a3 e6 8.Bd3 Nc6 9.Bc2 ba3 (9...Qa5 10.0-0 Be7 11.Bb2+=) 10.0-0= Bb4 11.Ba3 Ba3 (11...0-0 12.Bb2=) 12.Ra3 (12.Na3 Rb8=) 12...0-0= 13.Nc3 Qe7 14.Qa1 Rd8 15.Rd1 Bd7 16.Rb1 (16.Ne4 Ne4 17.Be4 g6=) 16...Be8+= 17.Nb5 (17.Ne4!?+=) 17...Nb4-/+ 18.Bd1 a6 19.Nc3 Nc6 (19...Bc6 20.c5 Bf3 21.Rb4-/+) 20.Na4 White prepares c5 (20.Ne2!?+=) 20...Nd4!-/+ 21.Nd4 Rd4! 22.Qd4 Qa3 23.Nb6 Rb8 24.c5 Bb5 25.Bc2 Qa2 26.Qd2 (26.Rc1 Re8-+) 26...g6 (better is 26...Ne4! 27.Qd1 Nc3 28.Qd2-+) 27.Qc1 Qa5?? (better is 27...e5-+) 28.Qf4= Rd8 29.Qf6 Qd2? (29...Rd2 30.Bg6 hg6= (30...fg6? 31.Nc8 Rd7 32.Ne7 Re7 33.Qe7+-)) 30.h4 (better is 30.h3!? Qd4 31.Qe7+-) 30...Qd4+/- 31.Qe7 Rf8 (31...Re8 32.Qc7 Bc6 33.Rd1 Qh4 34.Nd7+=) 32.h5 (32.Rd1 Qb4+-) 32...Bc6+/- 33.hg6 hg6 34.Qg5 Kg7 35.Rd1 Qc3 36.Ba4 Ba4 (36...f6 37.Qh4 Qc5 38.Nd7 Bd7 39.Bd7+/-) 37.Na4+- Qc2 (better is 37...Qb3 38.Qe5 f6+-) 38.Qe5 Kg8 39.Qd4 (39.Nc3 Qf5 40.Qd4 Qc2+-) 39...e5 40.Qa1 Re8 41.Rc1 (41.Rd7 Qc4+-) 41...Qe4 42.Nc3 Qd4 43.Nd1 (43.Qb1 Qc5 44.Qb7 a5+/-) 43...Qf4? (better is 43...Qa1!? 44.Ra1 Rc8+/-) 44.Ne3+- Kg7 (44...Rd8 45.Qb2 Rd7 46.c6 bc6 47.Rc6+-) 45.Rc4 Qg5 46.Qd1 (46.Re4 Qd8+-) 46...f5? (better is 46...Rd8 47.Qe2 Qe7+-) 47.c6 Rd8 (47...bc6 48.Rc6 Rd8+-) 48.Qa1 f4 49.c7 Rc8 (49...Rh8 50.Qd1 Qe7 51.c8R Rc8 52.Rc8 fe3 53.fe3+-) 50.Nf1 (better is 50.Rc5!? Qf6 51.Re5 Kh7+- (51...fe3 52.Re7 Kh6 53.Qf6 ef2 54.Kf1 Kh5 55.Rh7 Kg4 56.Rh4 Kg3 57.Qf2)) 50...Qh5 (50...Qe7 51.Qc3 Qd6 52.Nd2+-) 51.f3 Qf5 52.Qc3 (better is 52.Nd2 Qe6 53.Qc3 Kh6+-) 52...Kf6 (52...b5 53.Rc6 b4+-) 53.Nd2 Qd7 (53...Qe6+-) 54.Ne4 Kf7 55.Qe5 Qd1 56.Kf2 Qd3 57.Nd6 1–0. Araujo,Renan Aparecido (1955) – Vieira,Alexandre Letizio (1815), Sao Paulo BRA, 2nd Karman Mem, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

6.Nf3 Nf6 7.a3 e6 8.Be2 ba3 9.0-0 Be7 10.Na3 0-0 11.Bf4 Na6 12.Qb3 Nc7 13.Rfd1 b6 14.Ne5 Bb7 15.Qh3 a6 16.Rab1 Be4 17.Rb3 (17.Rb6? Ncd5 18.cd5 Nd5 (18...Qb6?! 19.Nac4 Qb7 20.de6=) 19.Ra6 Nf4-+) 17...b5 18.d5 ed5 19.Nc6 Qe8 20.cb5 Nb5 (20...Ba3!? 21.Ra3 Nb5 (worse is 21...ab5 22.Ra8 Na8 23.Bb5+=) 22.Bb5 ab5-+) 21.Ne7-/+ Qe7 22.Bb5 ab5 23.Nb5 (better is 23.Bg5!?-+) 23...Bc2 24.Re3 (24.Bd6 Qd8 25.Rc1 Bb3 26.Qb3-+) 24…Qb4 (24...Qb4 25.Bd6 Qb5-+) 0–1. Vavruska,Antonin (2140) – Krejci,Jan (2500), Stare Mesto CZE, Open, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

6.Nf3 Nf6 7.Bd3 e6 8.0-0 Be7 9.Bf4 0-0 (9...Bd7 10.Bb8 Rb8 11.a3-/+) 10.Nbd2 Nc6 11.Nb3 (11.Be3 Ng4-/+) 11...a5 (11...b6 12.Qe2+=) 12.Nc1 (12.Bc2 Nh5 13.Be5 Ne5 14.de5 Qc7-/+) 12...b6 (12...Bd6 13.Bd6 Qd6 14.Ne2-/+) 13.Ne2 Bb7 14.Ne5 (14.Bb1 Bd6-/+) 14...Bd6 15.Qc2? (15.Nc6 Bc6 16.Qc1 Be4 17.Bd6 Qd6-/+) 15...h6?? (better is 15...Qc7 16.f3 Nd4 (worse is 16...Be5 17.de5 Ne5 18.Kh1-+) 17.Nd4 Be5 18.Be5 Qe5-+) 16.Rfd1 (16.Nc6 Bc6 17.Qc1 Be4 18.Bd6 Qd6-/+) 16...Qc7 17.Qb2?? (better is 17.Nc6 Qc6 18.f3-/+) 17...Nh5-+ 18.Nc6 Nf4 19.Ne5 Be5 20.de5 Nd3 21.Rd3 Rfd8 22.Rg3 Qc4 23.Rc1 Qd5 24.h3 Rac8 25.Rc8 Rc8 26.Kh2 Rd8 27.Qc1 Qe5 28.Ng1 Kh7 29.Nf3 Bf3 30.gf3 g6 31.Qc6 Qd6 32.Qb7 Rd7 33.Qc8 a4 34.Qa6 b3 35.ab3 ab3 36.Qb5 Qd5 37.Qb4 Qd1 38.f4 Rd3 39.Qf8= Rd7 40.Qb4 Rd2 41.Kg2 b2 42.f5 ef5 43.Qc4 Rd7 44.Qb4 b1Q 45.Rg6 Qb4 46.Rh6 Kg7 47.Rg6 fg6 48.h4 Qbg4 49.Kh2 Qdg1 0–1. Ma,Timothy – Yap,Nicholas A (1835), CalChess–ch Monterrey, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

6.Nf3 Nf6 7.Be2 g6 (7...e6!?+=) 8.Qa4= Bd7 9.Qb4 Nc6 10.Qb2 (10.Qb7? Rb8 11.Qa6 Nb4 12.Qa7 Nc2 13.Kf1 Na1-+) 10...Bg7 11.Nc3 (11.Qb7?? Rb8 12.Qa6 Nb4 13.Qa7 Nc2 14.Kf1 Na1-+) 11...0-0 12.Bf4 (12.Qb7?? Rb8 13.Qa6 Nb4 14.Qa7 Nc2 15.Kf1 Na1-+) 12...Bg4 13.Rd1 Rc8 14.Qb7 Bf3 15.Bf3 Nd4 16.Qa7 Rc4 17.Kf1 Rc3 18.Rd4 Qc8 19.Bd2 Rc7 20.Qa5 Rd8 (20...e5 21.Rd6+=) 21.Rd8+= Qd8 22.g3 Rc1 (22...Qd7!? 23.Be3 Qh3 24.Kg1 Rc2=) 23.Kg2+= Qa5 24.Ba5 Rc2 25.a4 Rc4 26.Bd1 Nd7 27.Re1 e6 28.Bb3 Rc8 29.Bd2 Rb8 30.Bc4 Rb2 31.Be3 Nb6 32.Bb5 Nd5 33.Bc1 Rb1 34.Bd2 Rb2 35.Re2 Nc3 ½–½. Martenot,Jean – Cadillon,Luis, FRA AJEC12 corr, 1992. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

6.Nf3 Bg4 +=.

6.Nf3 e6

7.Bd3 Nc6 8.Bb2 Nf6 9.0-0 Be7 10.Nbd2 0-0 11.Re1 b6 12.Ne4 Ba6 (12...Bb7 13.Qe2+=) 13.Qc2 g6 14.Rac1 (14.d5 ed5 15.Nf6 Bf6 16.Bf6 Qf6 17.cd5 Bd3 18.Qd3 Rad8=) 14...Rc8 15.Qd2 (better is 15.Qe2=) 15...Qd7?? (better is 15...Ne4 16.Re4 Bf6+=) 16.d5+/- Ne4 17.Be4 Rfd8 18.Qf4 Na5? (better is 18...Qd6 19.Qd6 Bd6 20.dc6 f5+-) 19.de6 fe6 (19...Qe8 20.ef7 Qf7+-) 20.Qe5 Bf8 (20...Bf6 21.Qf6 Rf8 22.Qh8 Kf7 23.Bg6 Ke7 24.Qg7 Rf7 25.Qf7 Kd8 26.Red1 Kc7 27.Rd7 Kb8 28.Be5 Rc7 29.Rd8 Bc8 30.Qc7 Ka8 31.Qc8) 21.Qh8 Kf7 22.Qh7 Ke8 (22...Bg7 23.Qg7 Ke8 24.Bg6 Qf7 25.Qf7) 23.Bg6 (23.Bg6 Qf7 24.Qf7) 1–0. Tao,Gary – Radu,Alex, California State–ch, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

7.Bd3 Nc6 8.Be3 +=.

7.Bd3 Nf6 8.0-0 Be7 (8...Nc6 9.Bb2+=) 9.Nbd2 (9.a3 Nc6 10.Bb2 0-0=) 9...0-0 (9...Nc6 10.Bb2+=) 10.Qc2 (10.Nb3 Nc6=) 10...Nc6 11.Bb2 g6 12.Rad1 (12.Rfe1 Bd7+=) 12...b6 (12...Re8 13.Rfe1+=) 13.Ne4 Bb7 14.Rfe1 (14.d5 ed5 15.cd5 Na5-/+ (worse is 15...Nd5 16.Qd2 f6 17.Bc4+-)) 14...Rc8-/+ 15.Qa4 (15.Nf6!? Bf6 16.Qd2-/+) 15...Na5 16.c5 Nd5 (16...Ne4 17.Be4 Be4 18.Re4-/+) 17.Ne5 (better is 17.h4-/+) 17...Nc6 (17...f5!? 18.Nd2 bc5-/+) 18.Ba6 (18.Nc4 Qd7=) 18...Na5 (18...Qc7!? 19.Nd6 Ne5 20.Nc8 Rc8 21.Re5 bc5 22.Bb7 Qb7 23.dc5 Bc5+=) 19.Bb7= Nb7 20.Qa7 Na5 21.Qa6 bc5? (better is 21...Nc6 22.Nc4 Ra8=) 22.dc5+- Bc5?? (better is 22...Re8+-) 23.Rd5 (better is 23.Ng4 Bf2 24.Nef2+- (24.Kf2?! Rc2 25.Re2 Qh4 26.Kf3 Rb2+-)) 23...ed5= 24.Nf6 Kg7 25.Ned7 d4 26.Nf8 (26.Qd3 Nc6 27.Bc1=) 26...Qf8 (26...Rc6 27.Qb5 Bf8 28.Nd5+=) 27.Nd7 (27.Ne4 Qd8 28.Rc1 Ra8+=) 27...Qd8= 28.Qb5 Ba7 (better is 28...Nc4! 29.Qc4 Qd7=) 29.Qd5?? (better is 29.Qe5 f6 30.Qe7 Qe7 31.Re7 Kh6 32.Nf6+=) 29…Nc6-/+ ½–½. Alekhine,Alexander – Rumat,PF, Jakarta sim, 1933. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

7.Be2!? =.

7.Ne5 Nf6 8.Bg5 (8.Bb2 Nc6 9.Nf3 Bd6-/+) 8...Be7 9.Bd3?? (better is 9.Be2-/+) 9…Qd4-+ (9...Qd4 10.Nf7 Rf8-+ (10...Kf7?! 11.Bg6 Kg6 12.Qd4 Kg5 13.Nd2-+)) 0–1. Gruenwald,Max – Li,Simon (1615), Magdeburg GER, Ch U10 (b), 2014. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.ed5 Qd5 5.c4 Qd8)

5.c4 Qe4

6.Be2 e5 7.Nf3= ed4 8.0-0 (worse is 8.Qd4 Nf6 9.Nbd2 Qd4 10.Nd4 Nc6 11.Nc6 bc6-/+) 8...Bf5 (better is 8...Nc6!? 9.Re1 Be7=) 9.Nd4 Nc6?? (9...Bc5!? 10.Bb2 Bd4 11.Bd4 Nf6+/-) 10.Nf5 (10.Bf3 Qd3 11.Nc6 Qd1 12.Rd1+- (worse is 12.Bd1 bc6 13.Re1 Kd7-/+)) 10...Rd8 (10...Qf5?? 11.Bg4 Rd8 12.Bf5 Rd1 13.Rd1+-) 11.Qe1?? (better is 11.Ng3 Qe5 12.Qb3+-) 11...Qf5+= 12.Bg4 Qe5 13.Qe5 Ne5-/+ 14.Re1 f6 15.f4 Bc5-+ 16.Be3 Nd3 17.Re2 Kf7 18.Be6 Ke6 19.Bc5 Kf5 20.Ba7-/+ Nf4 21.Re1 Nh6 ½–½. Drill,Frank (2135) – Diehm,Alexander, Giessen op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qe4)

6.Be2 Qg2 7.Bf3 Qg6 -+.

6.Ne2 e6 7.Nd2 Qf5 8.Ng3 Qg6 9.Qb3 Nc6 10.Bb2 a5 11.d5 a4 12.Qe3 Nd8 13.Bd3 Qh6 14.f4 Nf6 15.Be2 (15.Nf5 Ng4 16.Qe4+/- (16.Nh6?! Ne3 17.Kf2 Bc5=)) 15...Be7 16.Nde4 Ne4 17.Ne4 ed5 18.cd5 0-0 19.0-0 f5 20.Ng3 Bf6 21.Bf6 Qf6 22.Qc5 Nf7 23.Qb4 Qd6 24.Qc4 Bd7 25.Rad1 Qb6 26.Qd4 Qd4 27.Rd4 Nd6 28.Rc1 Rfc8 29.Rc8 Rc8 30.Rd2 Rc5 31.Bf3 b5 32.Ne2 b4 33.Nd4 Kf7 34.Rb2 Rc4 35.Nc6 Bc6 36.dc6 Ke7 37.g3 Ne4 38.Be2 Rd4 39.Bb5 Kd6 40.Ba4 Nc3 41.Bb3 Kc6 42.Bg8 h6 43.Be6 g6 44.Bf7 g5 45.fg5 hg5 46.Rf2 f4 47.gf4 gf4 48.Kg2 Kd6 49.Kf3 Ke5 50.Kg4 Rd1 51.h4 Rg1 52.Kh3 Nd1 53.Rg2? Rh1-+ 54.Rh2 Nf2 55.Kg2 f3! 56.Kg3? Ne4 57.Kh3 Rg1 58.Rb2 Rg3 59.Kh2-/+ Rg4 60.Kh3 Rg1 61.Bc4 Kf4 62.Kh2 Rg4 63.Kh3 Rg7 64.Bd3 Rb7 65.Be4= Ke4 66.h5 Ke3 67.Rb3 Ke2 68.Rb2 Ke3 69.Rb3 Kf4 70.Rb2 Rb5 71.Kh4 Ke3 72.Rb3 Ke2 73.Rb2 Ke3 74.Rb3 Kf2 75.Kg4 Kg2 76.Rf3 Rh5 77.Rb3 Rb5? 78.Kf4?? Ra5 79.Rb2 Kh3 80.Ke4 Kg4 81.Kd4 Kf4?? 82.Kc4+- Ra8 83.Rb4 Ke5 84.a4 Rc8 85.Kb3 Kd5 86.a5 Ra8 87.Ka4 Kc5 88.Rb5 Kc6 89.Rb6 Kc7 90.Rh6 Rg8 91.Kb5 Rb8 92.Ka6 Ra8= 93.Kb5 Rb8 94.Kc5 Kb7 95.Rb6 Ka7 96.Kc6 Rc8 97.Kd7 Rc5 ½–½. Demirbas,Fatih – Kuruz,Y (1885), ch–TUR Kemer–Antalya TUR, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qe4)

6.Ne2 Nf6 7.Nd2 +=.

6.Be3 Nc6 7.Nf3 e6 8.Bd3 Qg4 9.d5 ed5 10.cd5 =.

6.Be3 Nc6 7.Nf3 Bg4 8.Nbd2 Qg6 (8...Qf5 9.d5 Ne5 10.Be2+=) 9.Be2 (9.d5 Nb8+=) 9...e6 (9...Bd7 10.d5 Nd8+=) 10.0-0 (10.Ne5!? Be2 11.Ng6 Bd1 12.Nh8+=) 10...Nf6 (10...Rd8 11.h3 h5 12.hg4 hg4 13.Ng5 Nd4 14.f4+=) 11.h3 Bf3 12.Nf3 Rd8 (12...Qf5 13.Bd3 Qa5 14.Re1=) 13.Qa4 Be7?? (better is 13...Bd6=) 14.Ne5+- Qe4 15.Bf3 Qh4 16.Nc6 (16.d5 ed5 17.cd5 Nd5 18.Bd5 Rd5 19.Nc6 0-0 20.Ne7 Qe7 21.Qa7 Re8+-) 16...bc6 17.Bc6 Kf8 18.Qa7 g5 19.Bf3 (19.d5!? Qc4 20.Bg5 h6+-) 19...g4 20.hg4 Ng4 21.Bg4 Qg4 22.Bh6 Kg8?? (better is 22...Ke8+/-) 23.Qe7+- Rc8 24.Qg5 Qg5 25.Bg5 Rc4 26.Bf6 (26.Bf6 h5 27.Bh8 Kh8 28.Rfd1+-) 1–0. Kuzmin,Andrey – Sounov,Batyr (1915), Uliyanovsk RUS, Students Ch (m), 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Be3 Nc6 7.Nf3 Nh6 8.Bd3 +/-.

6.Be3 Bd7 7.Nd2 Qg6 (7...Qf5 8.Qb3 e6 9.Ngf3+=) 8.Ngf3 Nf6 (better is 8...f6!?+=) 9.Ne5+= Qf5 10.Bd3 Qh5 (10...Qe6!? 11.Ndf3 h6+=) 11.Be2+/- Qf5 12.0-0 (12.g4 Qe6 13.g5 Bc6 14.Nc6 bc6 15.gf6 Qf6+-) 12...Nc6 (better is 12...Bc6=) 13.f4+/- Ne5 14.fe5 (14.de5?! Ng4 15.Bd4 Nh6=) 14...Qg6?? (better is 14...Qe6+=) 15.ef6+- ef6 (15...gf6 16.Bf3 Rg8 17.Bb7+-) 16.Bf3 (16.Bh5 Qd3 17.Rf3 Bc6+-) 16...Bd6 (16...f5 17.Qe2 Be7 18.Bf4+-) 17.c5 Bc7 18.Bb7 Rb8 19.Be4 (19.Qf3 h5+-) 19...f5 20.Bf3 (better is 20.Bd3!? Qf6+-) 20...0-0 21.d5 Rfe8 22.Bd4 (22.Nc4 Bb5 23.d6 Bc4 24.dc7 Rbc8+-) 22...Bf4 23.c6 Bc8?? 24.Re1 Ba6 25.Ba7 Ra8 26.Nb3 h6 27.Bc5 Bd6 28.Bd6 Qd6 29.Qd4 g5 30.Nc5 Bb5 31.Nb7 Qf8 32.Re5 Re5 33.Qe5 Qc8 34.Nd6 Qb8 35.Bh5 Qb6 36.Kh1 Ra7 37.Bf7 Rf7+- 38.Qe6 Qd4 39.Qf7 Kh8 40.Re1 Be2 41.Qe8 (41.Qe8 Kh7 42.c7 Qc3 43.Re2 Qc1 44.Re1 Qc7 45.Re7 Qe7 46.Qe7 Kg8 47.Nf5 g4 48.Qg7; 41.c7 Qc3 42.c8Q Qc8 43.Nc8 b3 44.Re2 ba2 45.Re8) 1–0. Dolgopolyj,Vladimir (1720) – Mirus,Lothar, Halver Cup, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qe4)

6.Be3= e5 7.Nd2 Qf5 8.d5 (8.Ngf3 ed4 9.Nd4 Qe5=) 8...Nf6+= 9.Ngf3 Ng4 10.Be2 Ne3 11.fe3 Bc5 12.0-0 (12.Qb3!?+=) 12...Be3-/+ 13.Kh1 0-0 14.Qb3 Bh6 (14...Bc5!? 15.Ne1 Qd7-/+) 15.Bd3+= Qh5 16.Ne4 (16.Qb4!? Nd7 17.Ne4+=) 16...Bf4 17.g3 Bg4 18.Nh4 f5 19.Qb4? (better is 19.Nf2 Bf3 20.Kg1-/+) 19...Na6 20.Qd6 (20.Nf6 gf6 21.Qb5 Bh3 22.gf4 Qh4 (22...Bf1?! 23.Rf1 Qh4 24.Qb7-+) 23.Rg1 Kh8 24.Qb7 Bg4-+) 20...fe4 21.Be4 Rad8 (21...Be3 22.Qa3 Bc5 23.Qd3-+) 22.Qe7 (22.Qa3 Be2 23.Bf3 Bf3 24.Qf3 Qg5-+) 22...Rde8 (22...Bg5!? 23.Rf8 Rf8 24.Qa3 Bh4 25.gh4-+) 23.Qa3 Bh3 (23...Be2 24.Bf3 Bf3 25.Qf3 Qf3 26.Nf3-+) 24.Rf2 (24.Rfb1 Bg5 25.Nf3-+) 24...Bh6 (better is 24...Bg5 25.Rf8 Rf8-+) 25.Bh7 Kh7 26.Rf8 Rf8 27.Qf8 g5 28.Qf3+= Bg4 29.Qd3 Kg8 30.Ng2 Bf3 31.Qf5 Qf7 32.Qd3 g4-/+ 33.Re1 Nc5 34.d6?? Ne4! 35.d7?? Bg2 (35...Bg2 36.Kg2 Qf2 37.Kh1 Qe1 38.Kg2 Qf2 39.Kh1 Bg5 40.d8Q Bd8 41.Qd8 Kf7 42.Qd5 Kf6 43.Qd8 Kg7 44.Qe7 Kg6 45.Qe8 Qf7 46.Qf7 Kf7-+; 35...Nf2 36.Kg1 Nh3 37.Kf1 Bg2 38.Ke2 Bf3 39.Kf1 Bd1 40.Kg2 Qf2 41.Kh1 Qe1 42.Kg2 Qg1) 0–1. Perez Puchal,Antonio – Llames Prado,Raimundo, Asturias–chT Primera B, 1998. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.c4 Qe4)

6.Be3 e5 7.Nd2 Qg6 8.de5 Nh6 9.Bh6 (9.Bf4 Nc6=) 9...Qh6 10.Ngf3 Be7 11.Bd3 0-0 12.Qe2 Nc6 13.0-0 Re8 14.Be4 Bf8 15.Bc6 Qc6 16.Rfe1 Bg4 17.h3 Bh5 18.g4 (18.Qe3 Bc5 19.Nd4 Qa6=) 18...Bg6=+ 19.Nd4 Qb6 20.N2f3 Rad8 21.Rad1 Bc5 22.Nf5 (22.Nb3 Be7=+) 22...Rd1-/+ 23.Rd1 f6 24.Rd7 Bf5 25.gf5 fe5 26.Ng5 Qc6 27.Rf7?? (27.Qd3 e4 28.Qd5 Qd5 29.Rd5 b6=+) 27...Be7?? (better 27...h6 28.Qh5 Bf2 (28...hg5?? 29.f6 Bf8 30.Qg6+-) 29.Kf2 Qc4+/-) 28.Qh5= Bg5?? (better 28...Qh6 29.Rg7 Qg7 30.Qe8 Qf8 31.Qf8 Kf8+=) 29.Rc7!!+- Qf6 (29...Qc7 30.Qe8 Mate attack) 30.Qe8 Qf8 31.Qe6 Kh8 32.Rc8 Bd8 33.Qd7 (33.Qd7 Be7 34.Rf8 Bf8 35.Qf7+-) 1-0. Alivodic,Dario (2090) - Halfhide,Sebastian (2260), 29th EY Open U18, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4)

6.Be3= Nf6 7.Nd2 Qc6 8.Ngf3 Nbd7 9.Bd3 e6 10.0-0 Bd6 (10...Be7 11.Qb3=) 11.Rc1 (11.Qc2 b6 12.c5 Be7=) 11...0-0= 12.Qc2 Qc7 (12...h6 13.Ne4=) 13.h3 (13.Rb1 b6+=) 13...b6 (13...h6=) 14.Ng5 (better is 14.c5!? bc5 15.dc5+=) 14...h6+= 15.Nge4 Bh2 (15...Bb7 16.Nd6 Qd6 17.f3+=) 16.Kh1+= Bf4 17.Rfe1 (17.Qa4 a5+=) 17...Bb7+= 18.Kg1 (18.Qb2 Ne4 19.Be4 Be4 20.Ne4 a5+=) 18...Nh5-/+ 19.Nf3 f5 (19...Rad8 20.Qb3-/+) 20.Ned2 g6 (20...Be3 21.Re3 Nf4 22.Bf1+=) 21.Bf1 (21.Qb3 a5=) 21...Rf6 (21...Qd6 22.c5 Qc6 23.Qb3+=) 22.Qb3= a5 23.d5 (better is 23.Bf4!? Qf4 24.a3=) 23...Nc5-/+ 24.Bc5 bc5 25.Re6? (better is 25.g3 Bg3 26.fg3 Qg3 27.Kh1 ed5 28.Re7-+ (worse is 28.cd5 Qf2 29.d6 Kf8-+)) 25...Re6-+ 26.de6 Qd6 (better is 26...Bf3 27.Qf3 Rd8-+) 27.Re1?? (better is 27.Rd1-+) 27...Bd2 28.Rd1 a4 29.Qc2 Bf3 30.Rd2 Be4?? 31.Rd6?? Bc2-+ 32.e7 Re8 33.Rg6 Kf7 34.Rh6 b3 35.ab3 ab3 36.Be2 Nf6 0–1. Perpina Boluda,Vicente – Burriel Rosello,Carlos (2290), Mislata op8th, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qe4)

6.Be3 Nf6 7.Nd2 Qf5 +=.

6.Be3 Nf6 7.Nd2 Qg4 8.Ngf3 e6 9.h3 Qh5 10.Be2 (10.Bd3 Bd6=) 10...Qa5 11.0-0 Be7 12.Ne5 (12.Nb3 Qc7=) 12...0-0 13.f4 Nbd7 (13...Nc6 14.Bd3=+) 14.Bd3= Ne5 (14...Qa3!? 15.Qb3 Rd8=) 15.fe5+= Nd7 16.Qc2 g6 (16...h6 17.c5+=) 17.Bh6 Re8 (17...Rd8 18.Ne4 Ne5 19.de5 Qe5 20.Rae1+=) 18.Rf2 (18.Ne4 Ne5 19.de5 Qe5+-) 18...Bf8 (18...Qd8!?+=) 19.Bf8 Rf8 20.Ne4 Qd8 (20...Qb6 21.Qb2+-) 21.Raf1 b6 (21...Nb6 22.Nd6 f5 23.Qb3+-) 22.Qd2+- Bb7 23.Nd6 Qc7 (better 23...Bc6 24.Nf7 Qh4+-) 24.Nf7 Rae8 (24...Rfb8 25.Qh6 Nf8+-) 25.Qh6 (25.Bg6 Rf7 26.Bf7 Kh8 27.Be8 Qd8 28.Qh6 Qg5 29.Rf8 Qg8 30.Bd7 Qf8 31.Qf8) 25...Qc6 (25...Ne5 26.de5 Be4 27.Be4 Re7 28.Bg6 Rff7 29.Bh7 Kh8 30.Bg6 Kg8 31.Bf7 Rf7 32.Qg6 Kh8 33.Rf7 Qc5 34.Kh1 Qg1 35.Kg1 b3 36.Qg7) 26.Bg6! (26.Bg6 Rf7 27.Bf7 Kh8 28.Be8 Qg2 29.Rg2 Bg2 30.Rf8 Nf8 31.Qf8) 1–0. OnlyPolishOpening (2455) – Kitty_2004 (2190), lichess.org, 2020.

6.Be3 Nf6 7.h3 Nc6 (7...Bf5 8.Nd2 Qc2 9.Ngf3+=) 8.Nd2 (8.Nf3 Bf5 9.Nbd2 Qc2=) 8...Qg6 (8...Qf5 9.Ngf3=) 9.Ngf3+= e6 10.g4 (10.Nh4 Qh5 11.Be2 Qa5+= (worse is 11...Qh4 12.g3 Qd4 13.Bd4 Nd4 14.Bf3+/-)) 10...Nd7 (10...h6 11.Qb3 Ne4 12.Bd3 Nd2 13.Nd2+= (worse is 13.Bd2 Qf6 14.Ke2 Qd4-/+)) 11.g5 (11.Qb3 Qf6=) 11...Qf5 (11...f6 12.Rg1+=) 12.Nb3= e5 (better is 12...Qg6=) 13.Bd3+/- Qe6 (13...e4!? 14.Nh4 Qe6+/-) 14.d5+- Qd6 15.dc6 Qc6 16.Be2 (16.0-0 Qe6 17.Re1 Qh3+-) 16...a5 (16...b6 17.Qd5 Bb7 18.Qc6 Bc6 19.0-0-0+/-) 17.Qd5 g6 (17...Be7 18.Nbd2+-) 18.Rd1 (18.0-0-0 Bg7+-) 18...a4 19.Nc1 (19.Nbd2 h6+-) 19...Bg7 (19...Be7 20.Nd2+-) 20.h4 (20.Qd2 b3+-) 20...0-0 (20...e4 21.Nd4 Qd5 22.cd5+-) 21.h5 (21.Qc6 bc6 22.Nd2 b3+-) 21...Re8 (21...e4 22.Nd4 Qd5 23.cd5+-) 22.hg6 hg6 23.Qd2 Bf8 24.Kf1 (24.Nd3!? b3 25.ab3 ab3+-) 24...Nb6+/- 25.Bb6 (25.Rh4 e4 26.Bd4 f6 27.gf6 ef3+-) 25...Qb6 26.Kg1 (26.c5 Qc5 27.Nd3 Qc3 28.Nde5 Bg7+=) 26...Bc5 (better is 26...Ra5+=) 27.Qe1?? (27.Nd3!? b3 28.ab3 ab3 29.Nc5 (29.Nfe5 Bf2 30.Nf2 Re5+-) 29...Qc5 30.Qc3+-) 27...b3?? (better is 27...e4 28.Nd2 e3 29.fe3 Re3-+ (29...Be3?! 30.Kf1 Bg5 31.Qf2 Qf2 32.Kf2+=)) 28.Qf1?? b2-+ 29.Nd3 e4 30.Nc5 ef3 31.Bf3 Qc5 32.Qg2 Ra5 33.Bd5 Qe7 34.Qg3 0–1. Kopcak,S – Rzeszoto,Rastislav, SVK–ch Martin, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.c4 Qe4)

5.Nf3 e6

6.c4 bc3 7.Nc3 Bb4 8.Bd2 Bc3 9.Bc3 Nc6 10.Bd3 Nf6 11.0-0 0-0 12.Re1 Qh5 (12...b6 13.Rc1+=) 13.Rb1 (13.Rc1 Re8=) 13...a6 (13...b6 14.Qe2=) 14.Qc2 Nd5 15.Bd2 f6 16.h3 Nce7 17.Kh2 g5 18.g4 Qf7 19.Re2 (19.Qc5 b5+=) 19...Ng6 (19...b5 20.Rbe1+=) 20.Ree1 (20.Be4 Ngf4 21.Bf4 Nf4+=) 20...Ngf4 21.Be4 Ra7 22.Rg1 (22.h4!?=) 22...b5-/+ 23.Ba5 (23.Rbe1 Qc7-/+) 23...h5 (23...Bb7 24.Rb3-/+) 24.gh5 (24.Qc5!?-/+) 24...Qh5 25.Rg3 Rg7 (25...Kf7-+) 26.Rb3 (26.Rc1!?-/+) 26...g4 (26...Bb7 27.Ng1-+) 27.Ng1 f5 28.Bg2?? Ng2 29.Rg2 Nf4 30.Rgg3 Bb7 31.Bd2 Rc8 32.Rbc3 Rc3 33.Qc3 Nd5 34.Qc1 Nf6 35.f3 Bf3 36.Bf4?? Ne4-+ 37.Qc8 Kh7 38.Be5 Ng3 39.Kg3 Qg6 40.Bg7 Kg7 41.Qc7 Kh6 42.h4? Bd5-+ 43.Qd8?? f4! 44.Kf4 Qe4 45.Kg3 Qg2 46.Kf4 Qf2 47.Ke5 Qh2 48.Kf6 Qh4 (48...Qh4 49.Ke5 Qd8 50.Kf4 Qg5 51.Kg3 Qe3 52.Kg4 Bg2 53.Nh3 Qf3 54.Kh4 Qh3) 0–1. Diete,Guenter (1820) – Schmidt,Thomas (1670), Bad Woerishofen op, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

6.Nbd2 Nf6 +=.

6.Bd3 Nc6 7.0-0 Nf6 (7...Nd4? 8.Nd4 Nf6 9.Re1+-) 8.Bb2 Be7 9.Nbd2 0-0 10.Nc4 Qh5 11.Re1 Nd5 12.a3 ba3 13.Na3 Bd7 14.c4 Nf4 15.Bf1 Qg6 16.Kh1 Nb4?? (better is 16...Bb4 17.Re3 Rfd8-/+) 17.Ne5+/- Qf5 18.g4 Qg5 19.Nd7 Rfd8 20.Ne5 f6 21.Nd3 (21.Nf3 Qg4 22.Re3 b6+/-) 21...Nbd3+= 22.Bd3 Nd3? (better is 22...Qh4 23.Be4 Bd6+/-) 23.Qd3+- Ba3 24.Ra3 Qg4 25.Re4 Qf5 26.Qe2 e5 27.de5 fe5?? 28.Re5 Qb1 29.Kg2 Rf8 30.Rg3 (30.Rg3 Qb2 31.Qb2+-) 1–0. Reinhold,B – Lentschu,Dieter, Germany Cht corr, 1991. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5)

6.Bd3 Nf6 7.0-0 Be7 8.c4 bc3 9.Nc3 Qd8 10.Ne5 0-0 11.Bg5 Nbd7 12.f4 g6 (12...h6 13.Bf6 Nf6 14.Qa4-/+) 13.Bh6 (13.Rc1 Nb6+=) 13...Re8 14.Nf7? (better is 14.Rc1+=) 14...Kf7-+ 15.f5 Nf8 (better is 15...gf5!? 16.Rc1-+) 16.fg6 hg6 17.Ne4? (17.Qg4 Kg8 18.Qf4 b6-+) 17...N8h7 (17...Qd4 18.Kh1 Rd8 19.Nf6 Bf6 20.Qf3-+) 18.Qf3? (better is 18.Bc2-+) 18...Qd4 19.Kh1 Qe5 20.Bf4 Qh5 21.Qe3 Kg7 22.Ng3 Qh2! 23.Kh2 Ng4 24.Kg1 Ne3 25.Be3 e5 26.Rac1 Nf6 27.Ne4 Nd5 28.Bc5 Bf5 29.Bb1 b6 30.Bd6 Bf8 31.Rfd1 Nf4 32.Rc7 Kh6 33.Kf2 a5 34.Kf3 Rad8-+ 35.Nf6?? Bd6 36.Rh1 Nh5 37.Rh7 Kg5 38.Ne8 Bg4 39.Ke4 Ng3 40.Kd5 Bc5 41.Ke5 Bd4 0–1. Felbecker,Hans – Grund,Karl, corr BdF/Pokal F, 1961. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

6.Be2 Nc6+= 7.0-0 Nf6 8.a3 (8.c4 Qf5+=) 8...Qd8 (8...Bd7!?+=) 9.ab4= Bb4 10.c3 Be7 (10...Ba5 11.Qc2=) 11.Na3 (11.c4 0-0=) 11...0-0 12.Nc4 (12.Qc2 Nd5=) 12...a6 13.Nfe5 (13.Be3 Qc7+=) 13...Bd7 (13...Ne5 14.Ne5 Nd5 15.Bd2=) 14.f4 (14.Nd7 Nd7 (worse is 14...Qd7 15.Nb6 Qc7 16.Na8 Ra8 17.Bb2+/-) 15.Bf3 Qc7=) 14...Be8 (14...b5 15.Nd7 Nd7 16.Ne3+=) 15.Rf3 (15.Qd3!?+=) 15...b5-/+ 16.Ne3 Ne4 17.Qd3 (17.Bb2 f6 18.Nc6 Bc6+=) 17...f5 18.g4 (18.Bb2 Ne5 19.fe5 Bg6-+) 18...Ne5 (18...b4 19.Nf5 ef5 20.Qc4 Kh8 21.Nc6 Bc6 22.Qc6 Nc3 23.Rc3 Qd4 24.Be3 Qc3 25.Qc3 bc3 26.Kf2-+) 19.fe5 g6 (19...b4 20.Nd1 Rc8 21.c4-+) 20.Ng2 (20.d5 Bc5 21.gf5 gf5 22.de6 Qg5 23.Kf1 Bh5-+) 20...Rc8-+ 21.Bd2 (21.Bb2 Qb6-+) 21...Bg5 (21...b4 22.gf5 Nc3 23.Bc3 Rc3 24.Qd1 Rf5 25.Ra6-+) 22.Nf4 (22.Be1 a5-+) 22...Nd2 23.Qd2 (23.Ne6 Qe7 24.Nf8 Nf3 (24...Kf8?! 25.Rf5 Kg8 26.Rg5 Qg5 27.Ra6-+) 25.Bf3 Qf8 26.Ra6 b4-+) 23...fg4 24.Rf2 (24.Rff1 Qe7 25.Bg4 h5-+) 24...Bc6 25.Bg4 Bd5 ½–½. Kovacic,G – Pils,Walter (2360), AUT–chT, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5)

6.Be2 Nf6 7.0-0 Nc6 8.a3 Ne4 9.ab4 Bb4 10.c4 Qd6 11.d5 ed5 12.cd5 Ne7 13.Qd4 Nf6 14.Bb5 Kf8 15.Bf4 Qc5 16.Qc5 Bc5 17.d6 Ned5 18.Rc1 Ne4 19.Nbd2 Nd2 20.Bd2 Bd6 21.Ra7 Rb8 22.Ng5 h6 23.Ne4 ½–½. Proff,S – Rothenhagen,Siegfried, FRG–chT qual corr, 1991. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.Nf3 e6)

5.Nf3 Nf6

6.c4 bc3 7.Nc3 Qa5 8.Bd2 Nc6 9.Bb5 Bd7 10.d5 Nb8 (10...Nb4 11.a3 Na6 12.Bc4=) 11.Qb3+= Qd8 12.0-0 g6 (12...b6 13.Rac1 a6 14.Bd3+=) 13.Rfe1 Bg7 14.Qa3 (14.Bd7!? Nbd7 15.Qb7+=) 14...Bb5= 15.Nb5 Nd5 16.Nd6 Kf8 17.Nb7 Qc7 18.Rab1 Nc6 19.Na5 Na5 20.Ba5 Qd7 21.Rbd1 Bf6?? (21...Kg8 22.Ne5 Be5 23.Re5=) 22.Ne5?? (22.Qc5 Rc8 23.Qd5 Qd5 24.Rd5 a6+-) 22...Qb7?? (22...Qb5 23.Rb1 Qa6 24.Nd7 Kg7 25.Rbd1=) 23.Qc5?? (better 23.Qf3 Rc8 24.Rd5+-) 23...Nf4=+ 24.f3 Rc8 25.Qe3 Ne6 (25...Nd5 26.Qe4 e6 27.Bd2=+) 26.Nd7 (26.Nf7 Kf7 27.Qe6 Kg7 28.Rd7+-) 26...Kg7=+ 27.Nf6 ef6 28.Kh1 Rhe8 29.Bc3 (29.Bd2 Rc2=+) 29...Qc7 (29...Qb6 30.Qc1=+) 30.Ba1 (30.Bd2 Ng5 31.Qg1 Re1 32.Qe1 a6=+) 30...Nf4 (30...Qc5 31.Qe2-/+) 31.Qd4=+ (31.Qe8? Re8 32.Re8 Ng2-+) 31...Re5?? (31...Nh5 32.a3=+) 32.g3?? (better 32.Re5 fe5 33.Qe5 Kf8 34.Qg7 Ke8 35.Bb2+-) 32...Ne6?? (32...Re1 33.Re1 Nh5=) 33.Qh4?? (33.Qe5!? Qe5 34.Be5 (34.Re5?! fe5 35.Be5 Kh6=) 34...fe5 35.Re5+-) 33...g5?? (33...Rf5 34.Qg4-/+) 34.Qh5?? (34.Be5 fe5 35.Qg4+/-) 34...Qa5?? (better 34...Re1 35.Re1 Qa5-+) 35.Re5?? (better 35.Be5 fe5 36.f4+-) 35...fe5= 36.f4 f6?? (better 36...Rd8!? 37.Rd8 Qd8=) 37.fg5 (37.Rd7 Kg8 38.Qh7 Kf8 39.Qh8) 37...Ng5= 38.h4 Rd8 (better 38...Rc1 39.Rc1 Qd5 40.Kg1 Nf3 41.Kf2 Qd2 42.Kf3 Qc1 43.Qg4 Kh6=) 39.Rf1?? (39.hg5 Rd1 40.Qd1 fg5 41.g4+-) 39...Qd5 40.Kh2 Qd2 (40...Qd2 41.Kh1 Qd3-+; worse 40...Qa2 41.Kh1 Qa6 42.Rf6 Qb7 43.Kg1 Qb1 44.Rf1 Nh3 45.Kg2 Rd2 46.Kh3 Qf1 47.Kg4 Rd4 48.Bd4 Qe2 49.Kg5 Qh5 50.Kh5 ed4 51.Kg4-+) 0-1. blastol (2200) - Teho120 (2345), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3)

6.c4 bc3 7.Nc3 Qa5 8.Bd2 e6 9.Nb5 Qb6 10.Qa4 Nc6 (10...Bd7 11.Ne5 a6 12.Rc1=+) 11.Rb1= Qd8 (better 11...Ke7=) 12.Bc4 (12.Ba5! Qa5 13.Qa5 Na5 14.Nc7 Ke7 15.Na8=) 12...Be7 (12...a6 13.Nc3-/+) 13.0-0 (13.Bf4 0-0 14.Nc7 Nh5 15.Na8 Nf4-/+) 13...0-0 14.Rfd1 (14.Bd3 Bd7 15.Qb3 a6-/+) 14...a6 15.Nc3 Nd5 (better 15...Nd4!? 16.Ne5 Qc7-+) 16.Nd5=+ ed5 17.Bd3 Bf6 18.Qc2 (18.Re1 Re8=+) 18...h6 (18...Bg4 19.Bh7 Kh8 20.Bf5 Bf3 21.gf3 Nd4 22.Qd3-/+) 19.Qc1 (19.Bc3!?-/+) 19...Bg4 20.Bh6 (20.Be2 Rc8 21.Qa3 Re8-/+) 20...Nd4 (20...Bf3 21.gf3 Nd4 22.Kg2-+) 21.Qf4 (21.Nd4 Bd1 (21...gh6 22.Qh6 Bf5 23.Bf5 Re8 24.Bh7 Kh8 25.Bg6 Kg8 26.Qh7 Kf8 27.Qf7) 22.Be3 Bg4 23.Rb7 Qa5-/+) 21...Nf3 22.gf3 Bh5 (22...Bc8-/+) 23.Kh1? (better 23.Be4 d4 24.Qg3=+) 23...Qb8-+ (23...gh6 24.Qh6 Bg6 25.Bg6 fg6 26.Rb7=) 24.Qf6?? (better 24.Kg2 b5 25.Rbc1-+) 24...gf6 25.Rg1 Bg6! 26.Rg3 (26.Bg6 fg6 Combination) 26…Qg3! (26...Qg3 27.fg3 Bd3-+) 0-1. blastol (2200) - amazingoid (2325), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3)

6.c4 bc3 7.Nc3 Qd8 8.Bc4 (8.Rb1 e6+=) 8...e6 9.0-0 Be7 10.Qe2 (10.d5 0-0+=) 10...0-0 (10...a6 11.a4+=) 11.Rd1 Nc6 (11...Re8 12.Bf4+=) 12.Bb2 (12.d5 ed5 13.Nd5 Nd5 14.Bd5 Qc7=) 12...Nb4 (12...Na5 13.Bd3-/+) 13.Ne5 Nbd5 (13...Nfd5 14.Rac1-/+) 14.Rac1+= a6 15.Bb3 (15.Qf3 Nc3 16.Rc3 Nd5 17.Bd5 Qd5-/+) 15...Bd7 (15...Nc3 16.Bc3 Nd5 17.Bd5 ed5 18.Qf3-/+) 16.Re1 (16.Qf3 Bc6-/+) 16...Bd6 (16...Nc3 17.Bc3 Rc8 18.Qf3-/+) 17.Ne4 (17.Bd5 ed5 18.Qf3 Be6-/+) 17...Ne4 (17...Bb5 18.Qf3 Ne4 19.Re4-/+) 18.Qe4+= Be5 (18...b5 19.Red1+=) 19.de5 Bc6 (19...Qg5 20.Bc2 Qh6 21.Rb1+=) 20.Ba3 (20.Bc2 g6=) 20...Re8+= 21.Bc2 g6 22.Bc5 (22.Qg4 Qa5 23.Qg3 Qd2+=) 22...Rc8 (22...Qg5 23.h4 Qh5 24.Bd3+=) 23.Qd4 (23.Qg4 Qa5 24.Bb3 Red8+=) 23...Qd7 (23...Qg5 24.h4 Qh6 25.Qg4-/+) 24.f3 (24.Red1 Red8=) 24...Ne7 (24...Red8 25.Red1=) 25.Qb4 (25.Qb2 Bd5 26.Be3 b5=) 25...Bd5 26.Bb1 Nc6 27.Qd2 (27.Qb2 b5=) 27...b5+= 28.h4 (28.Qc3 Qd8+=) 28...h5 (28...Qc7 29.Qe3+=) 29.g4 (29.Re2 Qc7 30.Qg5 Bc4+=) 29...Qd8 (29...Qc7 30.Qf4 f5 31.gh5 gh5 32.Kf2=) 30.Qf2+= Na5?? (better is 30...hg4 31.fg4 Qa5+=) 31.Bb6+/- Rc1? (better is 31...Qe7 32.Ba5 Qa3+/-) 32.Bd8+- (32.Rc1?! Qe7 33.Ba5 Qa3+/-) 32...Re1 33.Qe1 Rd8 (33...Nc4 34.Bf6 Bf3 35.gh5 Bh5 36.Qc1 Rf8 37.Qh6 Ne5 38.Qg7) 34.Qa5 (34.Qa5 Rc8 35.Kf2 hg4 36.fg4+-) 1–0. muabdib (2560) – wvmaniac (2410), net–chess.com, 2008. (=1.e4 c5 2.b4 cb4 3.Nf3 d5 4.ed5 Qd5 5.d4 Nf6)

6.c4 Qd6 7.c5 Qe6 8.Ne5 =.

6.Be2 Nc6 7.0-0 Ne4 8.Bb2 +=.

6.Be2 Nc6 7.0-0 e6 8.a3 (8.c4 Qa5+=) 8...b5 (8...Bd7 9.c4 Qa5 10.Bb2=) 9.c3 a6 (9...Bd6!?+=) 10.ab4= Be7 11.c4 bc4 12.Nc3 Qd8 13.b5 Nb4 (13...Na5 14.b6 Nb3 15.Rb1 Nc1 16.Qc1= (worse is 16.Rc1 Qb6 17.Na4 Qd6+=)) 14.Bc4+= 0-0 15.Qe2 Bb7 (15...Qc7 16.Bb2+=) 16.ba6 Bf3 17.Qf3 (17.gf3?! Qd4 18.Bb2 Rfc8=) 17...Qd4 (17...Rc8 18.Bb3 Ra8 19.d5 Nfd5 20.Nd5 Nd5 21.Ba3+/-) 18.Be2+/- Rfc8 19.Bb2 Qb6 20.Qb7 Qd8 21.Rfd1 Nfd5 22.Nd5 Nd5 (22...ed5 23.Be5 Rc6 24.Ra3+-) 23.Be5 Bc5 (23...Bf6 24.Bf6 gf6+-) 24.Bf3+- Qg5 25.Bg3 Rd8 (25...Ba7 26.Bd5 ed5 27.Ra5+-) 26.a7 Re8? (26...Qe7 27.Rdb1 Kf8+-) 27.Bb8 Nb6 (27...Ba7 28.Ba7 Qe7 29.Qe7 Re7+-) 28.Rac1 (28.Rab1 Qh4+-) 28...h5 (28...Qe7 29.Qe7 Be7 30.Ba8 Na8 31.Rd7+-) 29.h4! Qf5 (29...Qh4 30.Rc5 Deflection) 30.Qc6 Rc8 (30...Reb8 31.ab8R Rb8 32.Rc5 Nd5+-) 31.Rc5! Qc5 32.Rd8!! Kh7 (32...Rd8 33.Qc7 Double attack (33.Qc7 Decoy)) 33.Rc8 (33.Rc8 Qc6 34.Rc6+-) 1–0. Bronstein,David I – Arlamowski,Edward, Poland–URS Lodz, 1955. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Nf6)

6.Be2 Nc6 7.0-0 Bg4 8.c4 bc3 9.Nc3 Qa5 10.Qb3 Rc8 11.Be3 a6 12.Rfc1 Qb4 13.Qd1 e6 14.Rab1 Qa5 (14...Qe7 15.Ne5 Be2 16.Ne2=) 15.d5 (15.Rb7!? Bb4 16.Nb5+=) 15...ed5+= 16.Rb7 Nd8 17.Rb3 Bb4 (17...Ne4!? 18.Ne4 Rc1 (18...de4?? 19.Rc8 Bc8 20.Bb6 Qb6 21.Rb6 ef3 22.Ba6+-) 19.Nf6 gf6 20.Bc1 Qa2=) 18.Bd4+/- Ne4 19.Nd5! Rc1 (19...Qd5 20.Rb4 Deflection (20.Rb4 Overloading)) 20.Qc1 Qd5 21.Rb4 0-0 (21...Qa2? 22.Qe3 f5 23.Bg7+-) 22.Be3 Re8 23.h3 Bh5 24.Rd4 Qa5 25.g4 Bg6 26.Qc8 The isolani on a6 becomes a target 26...h5 27.Qa6 Qa6 28.Ba6 Ne6 29.Rc4 hg4 30.hg4 Nd6 31.Rc6 Be4 32.Rd6 Bf3 33.g5 Rb8 34.Kh2 Rb4 35.Rd2 ½–½. Koenig,Uwe (2355) – Scheer,Walter (2150), RSX7D – B20 – Siz. FluegelG.–1, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Be2 e6 7.0-0+= Nc6 8.a3 (8.c4 Qf5+=) 8...Qd8 (8...Bd7!?+=) 9.ab4= Bb4 10.c3 Be7 (10...Ba5 11.Qc2=) 11.c4 0-0 (11...Bb4 12.Bd2=) 12.Nc3 b6 13.Bf4 Nb4 (13...Bb4 14.Qd3=) 14.Nb5 a6 (14...Bb7!? 15.Ra7 Ra7 16.Na7 Qa8=) 15.Bc7+/- Qe8 16.Ne5 (16.Bb6 Qc6 17.Bc5 Bc5-/+) 16...ab5 17.Ra8 bc4 18.Bc4 b5 19.Bb3 g6 (19...Nfd5!? 20.Ba5 Nc6+/-) 20.Qe2 Nfd5 21.Bd5 Nd5 22.Rc1 Bg5 23.Rc2 Qe7 24.Ra7 (24.Bd6 Qd6 25.Rcc8 Be7+-) 24...Qb4 25.Qd1 Nc3 (25...h6 26.g3 Be3 27.Nc6+- (27.fe3?! Ne3 28.Qd2 Nc2 29.Qb4 Nb4+-)) 26.Qa1 (26.Qe1 Nd5 27.Qb4 Nb4+-) 26...Ne4 27.Nf3 (better is 27.Bb6 Qb3 28.Qb2+-) 27...Bf6? (better is 27...Bh6+/-) 28.Be5+- Qb3 (28...Be5 29.Ne5 Qb3 30.Rc6+-) 29.Qc1 Be5 30.de5 (30.Ne5?! Nd6 31.Rcc7 Qd5+-; 30.Rc8?! Bf4 31.Rf8 Kf8 32.Qa3 Qa3 33.Ra3 b4+/-) 30...Kg7 31.h4 Rd8 32.Kh2 Rd7 33.Rd7 Bd7 34.Rc7 Qd5 35.Qf4 Be8? 36.Ng5 Ng5 37.hg5 b4?? 38.Qf6 Kg8 39.f4 Qd1 40.Qe7 (40.Qe7 Qa4 41.Rc8+-) 1–0. Depasquale,Chris (2290) – Chan Peng Kong (2260), Jakarta zt, 1987. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Nf6)

6.Be2 e6 7.0-0 Bd6 8.Nbd2 0-0 9.Nc4 Bc7 10.Bd2 (10.a3 ba3 11.Ba3 Re8+=) 10...Nc6-/+ 11.Qe1 a5 12.a3 ba3 (12...b5 13.Ne3 Qd6 14.c3-+) 13.Ra3-/+ b5 14.Ne3 (better is 14.Na5!? Nd4 15.Nd4 Qd4 16.Bb4-/+) 14...Qd6-+ 15.Ra1 (15.Rd3-+) 15...Nd4 16.Nd4 (16.g3 Ne2 17.Qe2-+) 16…Qh2 (16...Qd4?! 17.Ba5 Ra5 18.Ra5-/+) 0–1. Goodman – Wall,Bill, Dayton, 1980. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Nf6)

6.Be2 e6 7.a3 Nc6 8.0-0 Be7 9.ab4= Nb4 (9...Bb4 10.Na3=) 10.c3 (10.Ne5 Qd8=) 10...Nc6= 11.c4 Qd8 (11...Qd7 12.Nc3=) 12.Na3 (12.Nc3 0-0=) 12...0-0= 13.Bb2 (13.Nb5 a6=) 13...b6=+ 14.Bd3 (14.Nc2 Bb7=+) 14...Bb7 15.Nc2 Nb4 (15...a5 16.Qd2=+) 16.Nb4= Bb4 17.Ng5 (17.Qe2 a5 18.Bc2 Rc8=+) 17...h6=+ 18.Nf3 a5 19.Qe2 (19.Ne5 Nd7 20.Ng4 f5=+) 19...Qd6 (19...a4 20.Rfc1-+) 20.Ne5 (20.Bc2 Qc6-/+) 20...Nd7 (20...a4 21.Ra2-/+) 21.f4 (21.Nd7 Qd7 22.Rab1-/+) 21...f5 (21...a4 22.Rab1-/+) 22.Nd7 (22.Ng6!? Rf7 23.Qc2=+) 22...Qd7-/+ 23.Rfd1 (23.Rf2 a4 24.Rb1 a3-/+) 23...Rf6 24.Qh5 (24.Bc2 Rg6 25.d5 ed5 26.cd5 A) 26...Bd5? 27.Bb3 Re8 28.Bd5 (28.Rd5?! Re2 29.Rd7 Kh7=) 28...Kf8 29.Be5+-; B) 26...Rc8-/+) 24...Qe8 (24...a4!? 25.d5 Rf7 26.Bd4 ed5 27.Qg6-+) 25.Be2 (25.Qe8 Re8 26.Be2 Be4-/+) 25...Rg6 26.d5 (26.g3 Rd8-/+) 26...ed5-+ 27.Qf5?? (better 27.cd5 a4 28.Rac1 Bc5 29.Kh1-/+) 27...Rg2!! (27...Rg2 28.Kg2 Qe2 29.Kg3 d4 30.Qd5 Bd5 31.cd5 Rf8 32.Rf1 Rf6 33.f5 Bd6 34.Rf4 Bf4 35.Kf4 Qf2 36.Kg4 Qf5 37.Kg3 Rg6 38.Kh4 Qg4) 0–1. Steinbrenner,Juerg (2020) – Friesen,Viktor (2165), VMCG Open A, 2017. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Nf6)

6.Be2 e6 7.Bf4 Be7 8.0-0 0-0 9.a3 Ne4 10.ab4 Bb4 11.c4 Qf5 12.Bb8 Rb8 13.Ra7 Ng5 14.c5 b6 15.c6 Bd6 16.Nc3 Nf3 17.Bf3 e5?? (better is 17...b5+=) 18.Nb5+- Qg6 19.Nd6 Qd6 20.c7 Re8 (20...Rb7 21.Bb7 Qc7+-) 21.cb8Q Qb8 22.Ra8 Qc7 (22...Qd6 23.Re1+-) 23.Be4 (better is 23.Qc1!? Qc1 24.Rc1 Bd7 25.Re8 Be8+-) 23...f5 (23...ed4 24.Qd4 Qd7 25.Qd7 Bd7+-) 24.Bf5! Qc6 (24...Bf5 25.Qh5 Double attack (25.Re8 Pinning; 25.Re8 Deflection; 25.Qh5 Decoy)) 25.Qb3 Kf8 26.Qa3 Kf7 27.Rc1 ed4 28.Rc6 (better is 28.Qb3 Be6 29.Ra7 Re7 30.Re7 Ke7 31.Qb4 Qc5 32.Rc5 bc5 33.Qe1+-) 28…Re1. luiilii (2360) – rogeliovargas (2190), net–chess.com, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Nf6)

5.Nf3 Bg4

6.c4 Qa5 7.Bd2 Nc6-/+ 8.Be2 (8.d5 Nd4-/+) 8...e6 (8...Bf3 9.Bf3 Nd4 10.Bb7-/+) 9.0-0 Nf6 10.Re1 (10.Be3 Be7-/+) 10...Be7 (10...0-0-0 11.a3-/+) 11.Qb3 (11.Be3 0-0-/+) 11...0-0 (better is 11...Rd8 12.Qb2 Bf3 13.Bf3 Nd4 14.Bb7 Qb6-+) 12.h3? (better is 12.Be3-/+) 12...Bf3-+ 13.Qf3 (13.Bf3 Nd4 14.Qd3 Nf3 15.Qf3 Qa6-+) 13...Nd4 14.Qg3 (14.Qd3 Qe5 15.Bf1 Ne2 16.Be2 Qa1-+) 14...Rfd8 (better is 14...Nc2 15.Bh6 Nh5 16.Bh5-+) 15.Bd3 Nb3! 16.Bh7 Nh7 17.Qb3 Bf6 18.Bb4+= Qc7 19.Nc3 a5 20.Ba3 a4 21.Qb4 Ra6 22.Rad1+= Rd1 23.Rd1 b5? 24.Qb5+- Rc6 25.Ne4 g6 26.Nf6 Nf6 27.g3 Rc4+= 28.Qg5 ½–½. Uesato,Jonathan – Zhu,Kevin, California State–ch, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

6.c4 Qa5 7.Bd3 e6 (7...Nc6 8.Bb2+=) 8.0-0 (8.Nbd2 Nc6 9.h3 Bf3 10.Nf3 Rd8+=) 8...Nf6 9.Bg5 (9.Be3 Be7+=) 9...Qg5!-/+ 10.Qa4?? (10.Ng5 Bd1 Pinning (10...Bd1 Deflection)) 10...b5-+ 11.Qd1 (11.Ng5 ba4 12.f3 Bh5-+) 11...Qh5 12.Nbd2 (12.cb5 Bd6 13.h3 Bf3 14.Qf3 Qf3 15.gf3 Nbd7-+) 12...Bd6 13.c5 (13.Qe1 bc4 14.Nc4-+) 13...Bh2! 14.Kh1 (14.Nh2 Bd1 Pinning (14...Bd1 Deflection)) 14...Bf4 15.Kg1 Bd2 (better is 15...a6!? 16.Re1 Nc6 17.Be4 Ne4 18.Re4 Bd2 19.Qd2 Bf3 20.gf3-+) 16.Bb5 Nbd7 17.Qd2 0-0 (better is 17...Bf3!? 18.gf3 Nd5 19.Rfb1-+) 18.Nh2 Rab8 19.Bd7 Nd7 20.f3 (20.Rfb1 a5-+) 20...Bf5 21.g4 Qg6 22.Kf2 (22.Rac1 Rfc8-+) 22...Bd3 23.Rh1 (23.Rfd1 Bb5-+) 23...Bc4 (23...e5!? 24.c6 Nb6 25.Rhd1-+) 24.Rac1 Bd5 25.c6 Nb6 26.Qb4 Qd3 27.Rhd1 Qa6 28.c7 Rbc8 29.g5 Qa2 30.Rd2 Qb3 31.Qe7 Nc4 ½–½. Agarwal,Rohan (1785) – Mohan,Vijay, San Francisco Konig Memorial g/45 rapid, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

6.c4 Qa5 7.Be2 Nc6 +=.

6.c4 Bf3 7.cd5 Bd1 8.Kd1-/+.

6.Nbd2 Nc6 7.Bc4 Bf3 8.Qf3 Qf3 9.Nf3 e6 10.0-0 Nf6 11.Re1 0-0-0 (11...Rc8!? 12.Bd3 Bd6-/+) 12.Bb2. luiilii (2360) – marcosramospg, net–chess.com, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

6.Be2 Nf6 7.0-0 Nc6 8.c4 bc3 9.Nc3 Qa5 10.Qb3 Rb8 11.Be3 (11.Rd1 Rc8=) 11...a6 (11...e6 12.Rfd1+=) 12.Rfd1= Qb4 13.Qc2 e6 14.Rab1 Qe7 15.Qb3 (15.Ne4 Nb4 16.Rb4 Bf3 17.Nf6 gf6+=) 15...b5 16.Nb5? (better is 16.Ne5 Na5 17.Qc2+=) 16...Rb6?? (16...ab5 17.Bb5 Kd8 18.Qa4+/-) 17.Qa4?? (better is 17.Nc7! Qc7 18.Qb6 Qb6 19.Rb6+-) 17...ab5?? (17...Nd5 18.Rdc1 Bf3 19.Rc6 Rc6 20.Na7+=) 18.Bb5?? Rb5 19.Qb5 Qd7-/+ 20.Rdc1 Nd8 21.Qa5 Be7 22.Ne5+/- Qd5 23.Qa4 Kf8 24.f3 Bf5 25.Rb5 Qd6+= 26.Bf4 Kg8 27.Ng6 hg6? 28.Bd6 Bd6 29.g3 Nd5?! 30.Rc8 Kh7 31.Qa5 Be7 32.Rbb8 Bd6 33.Rd8 Rd8 34.Qd8 Bb8 35.Qb8 Nc3 36.Qb2 Nd5 37.a4 Bd3 38.a5 Ba6 39.Qa3 1–0. Landsrath,Mario – Nagel,Ralf, SVR–ch op Reil, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Be2 Nc6

7.0-0 e6 8.c4 Qd7 9.d5= ed5 10.Re1 (10.cd5!? Nce7 11.Re1=) 10...0-0-0 11.Bf4? (11.cd5 Qd5 12.Qd5 Rd5-/+) 11...Re8 (11...dc4 12.Qc1 Be7 13.a3-+) 12.Ne5? (12.cd5 Nf6 13.Qc1 Qd5-/+ (worse is 13...Nd5 14.Ne5 Re5 15.Be5+=)) 12...Be2 (better is 12...Re5 13.Be5 Ne5 14.cd5 Nf6-+) 13.Qc2?? (better is 13.Nd7 Bd1 14.Re8 Kd7 15.Rf8=) 13...Qc7 (better is 13...Bc4 14.Nd2 Ne5 15.Be5 b5-+) 14.Qf5+- Re6 15.Nc6 (better is 15.Nf7 Nd4 16.Qe6 Ne6 17.Bc7+-) 15...bc6?? (better is 15...Qc6 16.cd5 Bg4 17.Qg4 Qd5 18.Rc1 Kd8+=) 16.Bc7+- Kc7 (16...Bd3 17.Qh3 Kc7 18.Re6 fe6 19.Qd3 Nf6+-) 17.Qf4 (better is 17.Qf7 Re7 18.Qf8+-) 17...Kc8?? (better is 17...Bd6 18.Qf7 Re7+-) 18.Re2 (18.Re2 Re2 19.Kf1+/-) 1–0. Fehlbecker,Hans – Neu, corr, 1954. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

7.0-0 e6 8.h3 Bh5 9.c4 bc3 10.Nc3 Qa5 11.d5 (11.Qb3!? Bb4 12.Nb5 Bf3 13.Qf3-/+) 11...ed5-/+ 12.Qb3 0-0-0 13.Rb1 Qb4 14.Qc2 Bg6 15.Bd3 Qc4 (15...Qd6!?-/+) 16.Qb2= Qb4 17.Qd2 (17.Qc2 Qd6-/+) 17...Qa5 (17...Qe7 18.Rb5 Nf6 19.Nd5 Rd5 20.Rd5 Nd5 21.Bg6 hg6 22.Qd5=) 18.Rb5= Qc7 19.Nd5 Qd7 20.Bg6 hg6 21.Rd1 (21.Qc3!? Nge7 22.Ne7 Qe7 23.Be3=) 21...Nf6+= 22.Qe2 (22.Ng5 Nd5 23.Rd5 Qd5 24.Qd5 Rd5 25.Rd5 f6+=) 22...Qe6 (better is 22...Nd5!? 23.Rbd5 Qd5 24.Rd5 Rd5-/+) 23.Qc4= a6 24.Ra5?? (better is 24.Nb6 Kc7 25.Bf4 Bd6 26.Na8 Kb8 27.Rd6 Rd6 A) 28.Bd6? Qd6 (28...Ka8?! 29.Qe6 fe6 30.Rb2=) 29.Rb1 Ka8-+; B) 28.Qe6 fe6 29.Bd6 Ka8 30.Rb2=) 24...b5-+ 25.Qc2 Rd5 (25...Nd5 26.Ng5 Qf6 27.Bb2 Qg5 28.Qc6 Nc7 29.Rc1 Qc1 30.Qc1=) 26.Re1 (26.Ra6 Kb7 27.Rd5 Qd5 (27...Ka6?! 28.Rd2-+) 28.Rc6 Qc6-+) 26...Rc5 27.Qb2 Qd5 (better is 27...Qe1! 28.Ne1 Na5-+) 28.Ra6 Kb7 29.Ra4 Bd6 30.Be3 Rc4 31.Rc4 Qc4 32.Rc1 Qd5 33.Qe2 Ne4 34.a4 ba4 35.Qb2 Qb3 36.Qa1-/+ Bb4 37.Rb1? Qc4 38.Qa4? Nc3 39.Ne5 Na4 40.Nc4 Nc3 41.Na5 Na5 42.Rb4 Kc6 43.Bd2 Nd5 44.Ra4 Nb3 45.Be1 Nc5 46.Ra7 Re8 47.Kf1 Nd7 48.Ra6 Kc5 49.Ra5 Kd6 50.Ra6 Ke7 51.Ra5 N7b6 52.Ra7 Ke6 53.Ra6 Ke7 54.Ra7 Kf6 55.Ra5 Rc8 56.Rb5 Rc1 57.Ke2 Ke6 58.Bd2 Rg1 59.g3 Nc4 60.Be1 g5 0–1. Zemtsov,Igor (2350) – Kostenko,Petr (2515), Izmailov Memorial op, 2006. (=1.e4 c5 2.b4 cb4+= 3.Nf3 d5 4.ed5 Qd5 5.d4 Bg4)

7.0-0 Nf6 8.c4 bc3 9.Nc3 Qd7 (better is 9...Qa5!? 10.Bd2 Rd8+=) 10.d5+= Bf3 11.gf3 Qh3? (better is 11...Nd5 12.Nd5 Rd8+=) 12.dc6+- bc6 13.Qa4 Rc8 (13...Qe6 14.Bc4 Qc8 15.Ba6+-) 14.Qf4 (14.Ba6 Rd8 15.Qc6 Qd7+-) 14...g5 15.Qg3 (15.Qg5? Rg8 16.Qg3 Qf5-+) 15...Qf5 16.Ne4 (16.Qg5? Rg8 17.Qg8 Ng8-+; 16.Bg5?! Rg8 17.h4 h6+=) 16...Rg8 (16...Ne4 17.fe4 Qe4 18.Bd3+-) 17.Bd3 Qd5 (better is 17...Qe6+-) 18.Nf6 ef6 19.Re1 Kd8 20.Be4 Qe5 21.Qe5 fe5 22.Bh7 Rh8 23.Bf5 Rc7 24.Bd2 Rb7 25.Rab1 Rb1 26.Rb1 f6 27.Ba5 Ke7 28.Rb7 Kd6 29.Ra7 Kc5 30.Rf7 Kb5 31.Bd8 Bg7 32.Be7 (32.Be7 Bh6 33.Rf6+-; 32.Rg7?! Rd8 33.Rb7 Ka6+-) 1–0. Lorenzen,Sven – Olde,Henning, Schleswig Holstein–chE, 1990. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.c4 bc3 8.Nc3 Qa5 9.Bd2 e6 10.0-0 Bb4 11.Ne4 Bf3 12.Bf3 Bd2 13.Nd2 (13.Nd6 Ke7 14.Nc4+=) 13...Nd4 (13...Nge7 14.Nb3 Qd8 15.Bc6 Nc6 16.Re1-/+) 14.Nc4 (better is 14.Bb7!? Rd8 15.Nb3+=) 14...Nf3-/+ 15.Qf3 Qa6 (15...Qc7 16.Qb7 Qb7 17.Nd6 Ke7 18.Nb7-/+) 16.Rac1 (better is 16.Qf4!? Kf8 17.Rfb1=) 16...Nf6-/+ 17.Qb7 Qb7 18.Nd6 Ke7 19.Nb7 Rac8 20.h3 Nd5 21.Na5 Rc1 22.Rc1 Kd6 (22...Kd7 23.Nc4+=) 23.Nc4 Ke7 24.Ne5 a6 25.Nc6 Kd6 26.Na5 Kd7 27.Nc4 f6 28.Rd1 Ke7 29.Rb1 Rc8 30.Nb6 Rc2 31.Nd5 ed5 32.Rb7 Kf8 33.Rd7 Rd2 34.Kf1 a5 35.Ke1 Ra2 36.Rd5 a4 37.Rd2 Ra3 38.Rb2? Ra1-/+ 39.Kd2 a3 40.Rb8 Kf7 41.Ra8 a2 42.Ra7 Kg6 43.Ra3?? Rg1 44.Ra2-/+ Rg2 45.Ke2 h5 46.Kf1 Rg5 47.Ra3 Re5 48.Rd3 Kh6 49.Rd8 Kg6 50.Rd3 Rf5 51.Kg2 Kh6 52.Rg3 Rg5 53.h4? Rg3 54.fg3 (54.fg3 Kg6 55.Kf2-+). Ma,Timothy – Chock,David, Fremont Gomes Scholastic, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.c4 bc3 8.Nc3 Qd8 9.d5 Nb8 10.0-0 Nf6 11.Bf4 a6 12.Qb3 Nbd7 13.Qb7 Qc8 (better is 13...Rc8!? 14.Qb2 Qb6+=) 14.Ba6+/- Qb7 15.Bb7 Ra3 (15...Ra7 16.Bc6 Bf3 17.gf3+-) 16.Nb5+- Ra5?? (better is 16...Bf3 17.Rfc1 e5 18.Rc8 Ke7 19.Na3 Bd5 20.Bd5 Nd5 21.Bg5 f6+-) 17.Rfc1 Nb6 18.Nc7 Kd8 19.Ne5 Nfd5 (19...e6 20.Nc6 Kd7 21.de6 fe6 22.Na5 Ba3+-) 20.Nf7 (20.Ng4?! Nf4 21.Rc6 e5+=) 20...Kd7 21.Bc6 Kc8 22.Nd5 (22.Nd5 Nd5 23.Bd5 Kd7 24.Bc6 Ke6 25.Nh8+-) 1–0. sxx – yorugua, ChessWorld.net, 2003. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

7.c4 Qh5 8.d5 Nb8 9.Qa4= Nd7 10.Bf4 (10.Bb2 Ngf6=) 10...Ngf6 (10...Bf3 11.Bf3 Qf5-/+) 11.0-0 (worse 11.Qb4 e5 12.Qb7 Rb8 13.Qa7 Bc5-+) 11...h6 (11...a6 12.Bg3=) 12.Re1 (12.Qb5 e5 13.de6 Qb5 14.ef7 Kf7 15.cb5 Re8 16.Bc4 Be6=) 12...g5 (12...a6 13.Bd2+=) 13.Bg3 Bg7 (13...a5 14.h3 Bf3 15.Bf3+/-) 14.h3+/- (14.Qb4 Ne4 15.Bd1 f5=) 14...Bf3 15.Bf3 Qg6 16.Bd6?? (16.Qb4 Ng8 17.Qb7 Rd8+-) 16...0-0?? (better 16...Ng8 17.Qb4 0-0-0=+) 17.Be7+/- Rfe8 18.Nd2 (18.Bb4?! Nb6 19.Qb3 Nfd5=+) 18...Re7 (better 18...a5!?+/-) 19.Re7+- Nc5 (19...Nb6 20.Qb4 Nfd5 21.Bd5 Nd5 22.Qb7 Rd8 23.cd5 Ba1 24.Qa7 Qd6+/-) 20.Qb4 Nd3 (20...Nfd7 21.Rd1 Bf8+-) 21.Qb7 Rf8 22.Rd1 (22.Rb1 g4 23.hg4 Ng4 24.Bg4 Qg4+-) 22...h5 (22...g4 23.hg4 Ng4 24.Be4+-) 23.Be4 (better 23.Qa7!? g4 24.hg4 hg4+-) 23...Ne4 24.Ne4 (worse 24.Re4 Nc5 25.Qe7 Ne4 26.Ne4 g4 27.hg4 Qg4+-) 24...Nf4 (24...Nb2 25.Rb1 Nc4 26.Qc6 Qc6 27.dc6+-) 25.Qc6 Qf5 (25...f5 26.Qg6 Ng6 27.Re6+-) 26.Nd6 (better 26.Qd7 Qg6+-) 26...Qc2 27.Rde1 Bd4 28.Ne4 Nd3 (28...Kg7 29.Qb5 g4 30.d6 gh3 31.Qg5 Ng6 32.d7 hg2 33.Re8+-) 29.Rf1 Rb8 (29...Kg7 30.Ng5 Nf4 31.Qc7+-) 30.Nf6 Kh8 31.Re8 (31.Nd7 Nf2 32.Qh6 Qh7 33.Qh7 Kh7 34.Nb8 Nd3 35.Kh2 Be5 36.g3 Bb8 37.Ref7 Kg8 38.Rf8 Kg7 39.Rb8 Nc5+-) 31...Re8 32.Qe8 Kg7 33.Nh5 Kg6 (33...Kh6 34.Qf7 Nf2+-) 34.Qe4 Kh5 (34...f5 35.Qd4 Kh5 36.Qg7 g4 37.h4 Qd2 38.Qh7 Qh6 39.Qf5 Kh4 40.g3 Kh3 41.Qe4 Nf2 42.Qg2) 35.Qh7 1-0. unconvential (2155) - Pterodactyl (2210), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3)

7.Be3 Nf6 8.0-0 e6 9.Nbd2 (9.h3 Bf5-/+) 9...Be7 10.Re1 (10.a3 ba3 11.c4 Qa5-/+) 10...0-0 11.Bc4 (11.Qb1 Rfc8-/+) 11...Qd7 12.Bd3 Nd5 13.Ne4 (13.h3 Nc3 14.Qc1 Bh5-/+) 13...Ne3 (13...f5 14.Nc5 Bc5 15.dc5-+) 14.Re3 (14.fe3!? f5 15.Nf2-/+) 14...Nd4 (14...Rfd8 15.Nc5 Qc7 16.Nb3-+) 15.Ned2 (15.Ne5 Bd1 16.Nd7 Rfd8 17.Ndf6 gf6 18.Rd1 Rac8-+) 15...Nc6 (15...Rfd8 16.h3 Bf3 17.Nf3-+) 16.Ne4 (16.h3 Bf3 17.Nf3 Rfd8-+) 16...Rac8 (16...f5 17.Ned2-+) 17.h3 (17.Nf6 Bf6 18.Bh7 Kh7 19.Qd7 Ba1 20.Qb7 Bf6-+) 17...Bf3 18.Qf3 (18.Rf3 f5 19.Nd2 Nd4-+) 18...Ne5 (better is 18...f5!? 19.Ng3 Nd4 20.Qh5-+) 19.Qg3 (19.Qf4 Qc7-+) 19...Nd3 20.Rd3 Qc7 (20...Qa4 21.c3 b3 22.Nd2 ba2 23.Nf3-+) 21.Nd6 (21.Qe3 Qc2 22.Rd7 Bd8-+) 21...Bd6 22.Rd6 Qc3 (22...Qc2 23.Qf4-+) 23.Rad1 (23.Qc3 Rc3 (23...bc3?! 24.Rd7-+) 24.Rd7 Rb8-+ (worse is 24...Rc2 25.Rb7 Rb2 26.a3-+)) 23...Qg3 24.fg3 Rc2 25.Rd7 (25.R1d2 Rd2 26.Rd2-+) 25...Ra2 26.Rb7 Ra4 (26...a5 27.Rd6-+) 27.Rd4 (27.Rdd7 a5-+) 27...h6 (better is 27...a5!? 28.Rd6-+) 28.Rdb4 Rb4 29.Rb4 Ra8 30.Ra4 Kf8 31.Kf2 Ke7 32.Ke3 a5 33.Kd4 Kd6 34.Kc4 f5 35.Kb5 g5 36.Ra5 Ra5 37.Ka5 Ke5 38.Kb4 h5 39.Kc3 Ke4 40.Kd2 f4 41.gf4 Kf4 42.Ke2 Kg3 43.Kf1 e5 44.Kg1 e4 45.Kf1 e3 46.h4 Kh4 47.Ke2 Kg3 48.Kf1 h4 49.Kg1 g4 50.Kf1-+ e2! 51.Ke2 Kg2 (51...Kg2 52.Kd3 Kf3 53.Kd4 g3 54.Kd5 h3 55.Ke6 g2 56.Kf7 g1Q 57.Ke7 Qc5 58.Kd7 h2 59.Ke6 h1Q 60.Kf6 Qh6 61.Kf7 Qcf8) 0–1. Tian,Warren – Zhu,Kevin, California State–ch, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4 6.Be2 Nc6)

6.Be2 e6

7.0-0 Nc6 8.c4 Qa5 9.Be3 Nf6 10.h3 Bh5 11.Nbd2 Rd8 12.d5 (better is 12.Qb3!?+=) 12...ed5-+ 13.Nd4 Bg6 14.cd5 Nd5 15.Nc4 (15.Bb5 Ne3 16.Qe1 Rd4 17.Bc6 Kd8-/+) 15...Qc7 16.Nb5 (16.Nc6 bc6 (16...Qc6?! 17.Ne5 Ne3 18.Qd8 Kd8 19.Nc6 bc6 20.fe3-/+) 17.Qb3 Be7-+) 16...Qb8 17.Bg5 (17.Bf3 Ne3 18.Qe1-+) 17...Nf6?? (better is 17...Nc3 18.Bd8 Nd1-+ (18...Qd8?! 19.Nc3 bc3 20.Qe1+=; 18...Nb5?! 19.Bg5=)) 18.Qc1-/+ Nd4 19.Qe3 Ne6 20.Bf6 gf6 21.Rfd1 Bc5 22.Qc1?? Ke7 23.Bg4? Qf4 24.Qf4 Nf4 25.Re1 Kf8 26.Rad1 Kg7 27.Nbd6 Nd3 28.Nb7 Bf2 29.Kf1 Be1 30.Nd8 Rd8 31.Ne3 Bf2 32.Nf5 Kf8 33.h4 h5 34.Bh3 Bb6 0–1. Cagliero,Hugo – Sumiacher,Carlos, ARG–chT Rio Hondo, 1969. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.0-0 Nc6 8.c4 bc3 9.Nc3 Qd7 10.d5 ed5 11.Re1 Bb4 (better is 11...Be6-/+) 12.Ne5+/- Bc3 13.Nd7 Bd7 14.Bg4 (14.Bd2 Ba1 15.Ba6 Be5 16.Bb7 Rc8 17.Bc8 Bc8+-) 14...Nge7+= 15.Re7 Ne7 (15...Ke7 16.Ba3 Ke8 17.Bd7 Kd7 18.Qd5 Ke8 19.Qe4 Be5 20.Bb2+-) 16.Bd7 Kd7 17.Rb1 b6 18.Ba3 Rhe8 19.Rc1 (19.Rc1 Rac8 20.Qa4 Ke6 21.Qa7+/-) 1–0. Fehlbecker,Hans – Mohrlock, corr D Mkl, 1962. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

7.0-0 Nc6 8.c4 Qd8 9.d5= Nb8 (9...ed5 10.cd5 Nce7 11.Qa4 Bd7 12.Qb4+=) 10.h3 (10.Ng5 Bf5 11.de6 Nh6 12.Qd8 Kd8+-) 10...Bh5 (10...Qf6 11.Qb3 Bf5 12.Bb2+=) 11.Re1 (11.Ng5 Be2 12.Qe2 Be7 13.de6 Bg5 14.ef7 Kf7 15.Qh5 g6 16.Bg5 gh5 17.Bd8 Nc6+=) 11...Nf6 12.g4 (12.Ng5 Be2 13.Qe2 h6 14.Ne6 fe6 15.Qe6 Be7+=) 12...Bg6= 13.Ne5 (13.de6 fe6 14.Qd8 Kd8 15.Ng5=) 13...Be7 (13...Bd6 14.Ng6 hg6 15.de6=) 14.Qa4 (14.de6 Nc6 15.Nf7 Bf7 16.ef7 Kf7=) 14...Nbd7 (14...Kf8!?=+) 15.de6= fe6 16.g5 Nd5?? (better 16...Ne4 17.Ng6 hg6=+) 17.cd5+- (17.Ng6?! N5b6 18.Qc2 hg6 19.Qg6 Kf8+/-) 17...0-0 18.Ng6 (better 18.Nd7 Re8 19.de6 Bg5 20.Qb3+-) 18...hg6 19.de6 Nc5 20.Qd1 Bg5 (20...Qa5+-) 21.Qd8 Rad8 (21...Bd8 22.e7! Be7 23.Bc4 Kh7 24.Re7+-) 22.Bg5 (22.Bg5 Rd5 23.Bd2+-) 1-0. blastol (2305) - OCoringa (2160), Rated Bullet game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3)

7.0-0 Nf6

8.a3 Nc6 9.ab4 Bb4 10.c4 Qd7 11.Na3 (11.Bb2 0-0=+) 11...0-0 (11...Bf3 12.Bf3 Nd4 13.Nb5 Nb5 14.Qd7 Kd7 15.cb5-/+) 12.Nc2 Rfd8 (12...Bd6 13.Bb2-/+) 13.Nb4 Nb4 14.Qb3 Nc6 15.Bb2 (15.Be3 a5=+) 15...Bf3 16.Bf3 Nd4 17.Bd4 Qd4 18.Rfd1 Qb6 19.Rd8 (19.Rdb1 Rac8=+) 19...Rd8-/+ 20.Qb6 ab6 21.Bb7 (21.Ra7 Rb8-/+) 21...Kf8 22.Kf1 Ke7 (22...Ng4 23.Rb1-/+) 23.Rb1 (23.Ke2 Kd6-/+) 23...Rd6 24.f3 (24.Ke2 Nd7-/+) 24...Kd8 (24...Nd7 25.Ba6-/+) 25.Ba6 Ne8 (25...Kc7 26.Ke2-/+) 26.c5 (better 26.Bb5!?-/+) 26...bc5-+ 27.Rb8 Ke7 (27...Kc7 28.Re8 Ra6 29.Re7 Kd6 30.Rf7 Ra1 31.Kf2 Ra2 32.Kg3-+) 28.Bb5-/+ Nf6 29.g4? (29.Rb7 Nd7-/+) 29...Nd7 (29...Rd1!? 30.Kf2 Rb1 31.Rb7 Kd8 32.Bc6 Rb7 33.Bb7-+) 30.Rb7 Kd8 31.Ra7 (31.Ke2 Rd4-+) 31...g5 32.Ke2 (32.Bd7 Rd7 33.Ra5 Rc7-+) 32...h6 (32...Ne5 33.Ke3-+) 33.Ke3 (33.Bd7 Rd7 34.Ra8 Ke7-+) 33...f5 (33...Ne5 34.Be2-+) 34.Ra8 Ke7 35.Rh8? (better 35.Ra7-+) 35...f4 36.Ke2 Nf6 (better 36...Ne5!? 37.Re8 Kf7-+) 37.Rh6 Rb6 (37...Nd5 38.Rh7 Kf6 39.Ke1-+) 38.Bd3-/+ Rb2 39.Ke1 Nd5 40.Rg6 Ne3 41.Rg5 c4 42.Be4 0–1. Nascimento,C (1880) – Fernandes,Ant (2460), Portugal Open Rapid (2), 2017. (=1.e4 c5 2.b4 d5 3.ed5 Qd5 4.Nf3 cb4 5.d4 Bg4)

8.a3 Nc6 9.h3 Bf5 10.ab4 (10.Re1 Qa5-/+) 10...Bb4 11.c3 Be7 (11...Bb1 12.cb4 Be4 13.Qa4-/+) 12.Nbd2=+ 0-0 13.Nh4 1–0. bulent_2010 – draco69, ChessWorld.net, 2015. (=1.e4 c5 2.b4 d5 3.ed5 cb4 4.Nf3 Qd5 5.d4 Bg4)

8.c4 bc3 9.Nc3 Qa5 10.Bd2+=.

8.c4 Qd7 9.Bb2 (9.Ne5 Be2 10.Nd7 Bd1 11.Nf6 gf6 12.Rd1 Nc6=+) 9...Be7 (9...Bd6 10.d5=+) 10.a3 (10.Ne5 Be2 11.Qe2 Qc7=+) 10...0-0 (10...ba3 11.Na3 Nc6 12.Ne5 Be2 13.Qe2=+) 11.ab4 (11.Ne5 Be2 12.Qe2 Qc7=+) 11...Bb4-/+ 12.Ne5 Be2 13.Qe2 Qc7 14.Ra4 a5 15.Na3 (15.Nc3 Nbd7 16.Nb5 Qb8=+) 15...Ba3 16.Ra3 Nc6 (16...Rd8 17.Rfa1=+) 17.Ng4 Ng4 18.Qg4 Rfe8 (18...Nb4 19.Rc1=+) 19.Rg3 (19.Re1 Nb4 20.Re5 Qc4=) 19...f5 20.Qg5 Re7 (20...f4 21.Rg4 e5 22.de5 Ne5 23.Rf4=+) 21.d5 ed5 22.cd5 f4 23.Rg4 Ne5 24.Rf4 Ng6 (24...Nd3 25.Rc4 Qc4 26.Qe7 Nb2 27.Qb7=) 25.Rd4= Qd6 26.Bc3 (26.Qd2 a4=) 26...b5 27.Ra1 Ree8 28.Bd2 (28.Ra5? Ra5 29.Ba5 Qa3-+) 28...b4 29.Qg4 Rab8 (29...Reb8 30.Qd1=) 30.Qd1 (30.Ra5 Qb6 31.Ra1 h5 32.Rb4 hg4 33.Rb6 Rb6-+) 30...b3 31.Ra5 (better 31.Rb1 a4 32.Ra4 Qd5 33.Rb2-/+) 31...b2-+ 32.Qb1 Qf6 33.Rb4? (33.Rd3 Ne5 34.Bc3 Nd3 35.Bf6 gf6 36.Ra1-+) 33...Rf8 34.f3 Rb4 35.Bb4 Qd4 (35...Qd4 36.Kh1 Qb4-+) 0–1. Vasquez,Fernando – Koch,Christian (2335), FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

8.c4 Qd8 9.h3+= Bh5 (9...Bf5 10.Qa4 Qd7 11.Qb3+=) 10.a3 (10.Qb3 Be7+=) 10...ba3 (10...Be7 11.ab4 Bb4 12.Qb3+=) 11.Na3 Be7 (11...Nc6 12.Be3+=) 12.Nb5 0-0 (12...Na6!?+=) 13.Ra7 (13.Na7 Nbd7=) 13...Ra7 14.Na7 Nc6 15.Nc6 bc6 16.Ne5 Be2 17.Qe2 Qb6 (17...Qd4 18.Nc6 Qc5 19.Ne7 Qe7 20.Rd1=) 18.Bg5 Rc8 (18...Qc7 19.Rd1+=) 19.Rd1 Qb7 (19...Qc7 20.Bf4 Qb6 21.Qf3+=) 20.Qf3 h6 21.Bf4 Bd8 22.Rd3 (22.Ra1 Qb2 23.Ra7 Qd4 24.Rf7 Bc7 25.Rf6 Be5 26.Be5 Qe5=) 22...Qb1 23.Kh2 Bc7 24.Qc6 (24.Bg3 Bd6+=) 24...Kh7 (better is 24...Qd3! 25.Qb7 Qd4 26.Qc8 Kh7 27.Qc7 Qf4 28.Kg1 Ne4+=) 25.Qf3+/- Be5 26.de5 Rc4 27.Bh6 (27.ef6?! Rf4 28.Qf4 Qd3 29.fg7 Kg7=) 27...Nd5 28.Bg5 (28.Qf7?! Rc7 29.Qf3 Kh6+= (29...gh6?? 30.Qe4 Kh8 31.Qg6 Qd3 32.Qd3+-)) 28...Qb8 (28...Qb2 29.Qg3+/-) 29.Qe2 Kg8 30.Rg3 Rc3 31.Rc3 Nc3 32.Qe3 Nd5 33.Qg3 Kh7 34.h4 Qb1 35.Qg4 Qe1 36.f4 Ne3 37.Qh5 Kg8 38.Qf3 Nf1 39.Kh3 Ne3 40.Kh2 Nf1 41.Kh3 Ne3 42.g4 Qg1= 43.f5 ef5 44.gf5 Nf5 ½–½. Thomas,Andrew – Richardson,HW, BCF–ch Bath, 1963. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Qd5 5.Nf3 Bg4)

4.ed5 Nf6

5.a3 ba3 6.c4 (better is 6.Nf3!? e6 7.de6 Be6 8.Bb5 Nc6 9.Na3 Bb4 10.Bd2 Bd2 11.Qd2+=) 6...e6-/+ 7.Ba3 Qa5 (7...ed5!? 8.Bd3 Nc6-/+) 8.Qd2+= Qd2 9.Nd2 (9.Kd2 ed5 10.cd5 Nd5+=) 9...Ba3 10.Ra3 ed5 11.cd5 Nd5 12.Bc4 (12.Ngf3 0-0+=) 12...Be6-/+ 13.Ngf3 Nb4 (13...Nc6 14.0-0+=) 14.0-0 (14.Kd1 N8c6 15.Re1 Kd7+=) 14...Bc4 (14...N8c6!?+=) 15.Nc4= 0-0 (15...N8c6 16.Nd6 Kd7 17.Nf7=) 16.Nb6+= N8c6 (16...ab6 17.Ra8 Pinning (17.Ra8 Deflection)) 17.Na8 Ra8 18.Rb1 b6 (18...Rd8 19.g3+=) 19.Kf1 (19.Rc1 a5+/-) 19...Nc2 (better is 19...a5!?+=) 20.Ra4 Rd8 21.Rb2 N2d4 22.Nd4 Rd4 23.Rd4 Nd4 24.Rd2 Ne6 25.Rd7 g5 (25...a5 26.Rb7 Kf8 27.Rb6+-) 26.Ra7 h5 (26...Nc5 27.Ke2+-) 27.Rb7 Kg7 (27...f5 28.Rb6 Kf7 29.g3+-) 28.Rb6 Kf6 (28...h4 29.Ke1+-) 29.Rb5 Nf4 30.Ra5 Kg6 31.g3 Ne6 32.f3 f5 33.Ke2 f4 34.gf4 Nf4 35.Ke3 h4 36.Ke4 Ne2 37.Ra6 Kg7 38.Kf5 Nd4 39.Kg4 Kf7 40.Rd6 Ne2 41.Kg5 Ng1 42.Kg4 h3 43.Rd2 Kf6 44.Kg3 Kf5 45.Kf2 Kf4 46.Rd4 Ke5 47.Re4 (47.Re4 Kd5 48.Kg1+-) 1–0. Johansson,Thomas (2120) – Jablon,Stephen Eric, Politiken Cup, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6)

5.a3 Bg4 6.Bb5 (6.f3 Bf5 7.g4 Bg6 8.Bb5 Nbd7 9.ab4 Nd5+=) 6...Nbd7 7.f3 Bf5 (7...Qa5 8.Bd3 Bh5 9.Nd2+=) 8.ab4 Nd5 9.Bd2 (9.Qd2 e6 10.c3 Bd6+=) 9...e6 10.c3 Be7 (10...a6 11.g4 Bg6 12.Qa4-/+) 11.Ne2 0-0 12.0-0 a6 13.Ba4 Rc8 14.b5 N7b6 15.ba6 ba6 16.Bc2 (16.Bb3 a5+=) 16...Bc2-/+ 17.Qc2 Nc4 18.Rc1 (18.Qd3 a5+=) 18...a5 19.Re1 (19.Qe4 Bd6-/+) 19...Bd6 20.Ng3 (20.Ra4 Qh4 21.h3 Nd2 22.Qd2 Nb6-/+) 20...Qc7 21.Nf1 Rb8 22.Bc1 Rfc8 23.Na3 (23.Qa2!?-/+) 23...Na3-+ 24.Ba3 Nc3 (24...Bb4 25.Bb2-+) 25.Bd6 Qd6 26.Ra5 Qd4 27.Qf2 (27.Ne3 Ra8 28.Ra8 Ra8-+) 27...Qf2 28.Kf2 Rb2 29.Kg3 (29.Kg1 Kf8-+) 29...Nd5 (29...Ne2 30.Kf2 Nd4 31.Kg3-/+) 30.Rc1-/+ Rcb8 31.Rac5 h6 32.R5c2 g5 33.h4 Nf4 34.Rb2-/+ Rb2 35.Rc8 Kg7 36.hg5 hg5 37.Ne3 Rd2 38.Rc3?? Kg6 39.Kh2 f5 40.Ra3 Kf6 41.Kg1 Nd5 42.Nd5 ed5 43.Kf1 Rb2 44.Re3 Rb6 45.Kf2 Re6 46.Ra3 Ke5 47.g3 Kd4 48.Ra8 Rb6 49.Ra4 Kc3 50.Ke2 Re6 51.Kd1 Re3 52.g4 f4 53.Ra3 Kd4 54.Ra4 Ke5 55.Ra6 Rf3 56.Rg6 Rf2 57.Rg5 Ke4 58.Ke1 Rg2 59.Rg8 d4 60.Re8? Kf3 61.Rd8 Kg4 62.Rd4 Kg3 63.Kf1 Ra2 64.Rd8 Ra1 65.Ke2 f3 66.Kd2 Kf2 67.Rg8 Ra7 68.Rd8 Re7 69.Rd6 Kf1 70.Rd8 f2 71.Rd6 Re5 72.Rd8 Kg2 73.Rg8= Kf3 74.Rf8 Kg3 75.Rg8 Kf4 76.Rf8 Kg3 77.Rg8 Kf3 78.Rf8 Kg2 79.Rg8 Kf1 80.Rd8 Rg5 81.Rd7 Kg2 (81...Kg2 82.Rf7 f1Q 83.Rf1 Kf1-+) 0–1. Simms,Gary (2200) – Gossell,Thomas (2205), OCF Masters Tulsa USA, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6)

5.Bb2 Nd5 6.Bc4 Nc6 7.Nf3 Bg4 8.0-0 e6 9.Re1 Be7 10.Qd3 (10.a3 0-0-/+) 10...0-0 11.h3 (11.Nbd2 Bf5 12.Ne4 Rc8-+) 11...Bf3 12.Qf3 Bf6 (12...Nb6 13.Bb3-+) 13.Qe4 (13.Rd1 Qb6 14.Bd5 ed5 15.Qd5 Rfd8-+) 13...g6 (13...Nb6 14.Bd3 g6 15.Bb5-+) 14.Nd2 (14.Rd1 a6-/+) 14...Nb6 15.Bb3 (15.Rad1!?-/+) 15...Bd4-+ 16.Bd4 Qd4 17.Qe2 (17.Rad1 Rfd8-+) 17...a5 (17...Qf4 18.Rad1-+) 18.Nf3 (18.Rad1 Qf4-+) 18...Qc5 19.h4? (19.Nd2-+) 19...a4 20.Be6 fe6 (20...Rae8 21.Bf7 Kf7 22.Qd3-+) 21.Qe6 Kg7 22.Rad1 (22.Qe3 Qe3 23.fe3 Nc4-+) 22...Rae8 23.Qg4 (23.Qe8 Re8 24.Re8 Qc2-+) 23...Re1 24.Re1 Qf5 (24...Qc2 25.Qe6-+) 25.Qg3 (25.Qf5 Rf5 26.Ng5 Nd5-+) 25...Qf4 (25...Nd5 26.Qg5-+) 26.Qh3 (26.Kh2 Nd5-+) 26...Rf5 (26...Nd4 27.Re3-+) 27.Re2 (27.Qh2 Nd5 28.Qf4 Rf4-+ (worse 28...Nf4 29.Re4-+)) 27...h6 (27...Qc4 28.Rd2-+) 28.Nd2 (28.Qg3 Nd5 29.Qf4 Rf4-+ (worse 29...Nf4 30.Re4-+)) 28...Nd4 29.Re7 Kf8 30.Qe3 Qe3 (30...Qf2 31.Qf2 Rf2 32.Rb7 Rd2 33.Rb8 Ke7 34.Rb6 Nc2 35.Kh2-+) 31.Re3 Nc2 (31...Nd5 32.Rd3 Nf4 33.Re3 Nfe2 34.Kf1-+) 32.Re6 Rb5 (32...b3 33.Nb3 ab3 34.ab3-+) 33.Rg6 (33.Rf6 Kg7 34.Rf4 b3 35.ab3 a3-+) 33...b3 34.ab3 (34.Nb3 ab3 35.ab3-+) 34...ab3 (better 34...a3 35.b4 a2-+) 35.Rh6 b2 36.h5?? (36.Nb1-+) 36...Nc4! 37.Nb1 (37.Nc4 b1Q Combination) 37...N2a3 38.Nc3 (38.Rh8 Kg7 39.Re8 Nb1-+) 38...Rb3 Black prepares b1 39.Rf6 (39.Rh8 Kg7 40.Rb8 Rc3 41.Rb7 Kh6 42.Rb2 Nb2-+) 39...Kg7 40.Rg6 Kf7 41.Rg3 (41.Rh6 Rc3 42.Rh7 Kf6 43.Rb7 Kg5-+) 41...Rc3! 42.Rc3 b1Q 43.Kh2 b5 44.Rg3 (44.Rh3 Kg7 45.h6 Kh7-+) 44...Nc2 45.h6 Nd4 46.Rg7 Kf6 47.Ra7 Ne2 48.Ra6 (48.Ra1 Qa1 49.f4 Qg1 50.Kh3 Ne3 51.g4 Qg3) 48...Ke5 (48...Kg5 49.f4 Kg4 50.Rg6 Qg6 51.g3 Ne3 52.h7 Qh7) 49.Kh3 Qh1 (49...Qf5 50.Kh4 Qf2 51.Kh5 Nf4 52.Kg4 Ne3 53.Kg5 Qg3) 50.Kg4 Qg2 51.Kh5 (51.Kh4 Qf2 52.Kh5 Nf4 53.Kg4 Ne3 54.Kg5 Qg3) 51...Nf4 52.Kh4 Kf5 (52...Kf5 53.Rf6 Kf6 54.h7 Qg5; 52...Qh3 53.Kg5 Qh5) 0–1. Urbanaites,Elvira – Archangelsky,Mikhail (2050), 16th European Senior Championship, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6)

5.Bc4 Nd5 6.a3 Qa5 (6...Nc6 7.ab4 Ndb4 8.c3+=) 7.Nf3+= e6 (7...e6 8.0-0 Nc6+=).

5.Bc4 Nd5 6.Bd5 Qd5-+ 7.Nf3 Bg4 8.c4 Qc4 9.Nbd2 Qb5 10.Qb3 e6 11.a3 Nc6 12.ab4? (12.Bb2-+) 12...Bb4 (worse is 12...Nb4 13.Kd1-+; 12...Qb4?! 13.Rb1 Bf5 14.Rb2 Qb3 15.Rb3-+) 13.Rb1 (13.Qe3 Bf3 14.gf3-+) 13...Bf3 14.gf3 Nd4 (14...Nd4 15.Qd1 Bd2 16.Bd2 Qd3-+) 0–1. EDGARiuz – Pillsbury, playchess.de, 2005. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6)

5.Bc4 Nd5 6.Nf3 Nc6 7.0-0 Bg4 8.Re1 e6 9.Bb2 Nb6 10.Bb3 Be7 11.c4 (11.h3 Bf3 12.Qf3 Nd4 13.Qb7 Bf6-/+) 11...Bf3 (better is 11...Bf6!? 12.Re4 Bf3 13.gf3 a5-+) 12.a3?? (better is 12.Qf3 Nd4 13.Qb7-/+) 12…Bd1-+ (12...Bd1 13.Rd1 Na5 14.ab4 Nb3-+) 0–1. De Andrades,Jose JL – Cavalcanti,Jorge S, BRA TCS corr CXEB, 2000. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6)

5.Bc4 Nd5 6.Bg5 Qd6 (6...h6 7.Qh5-/+) 7.Qf3 e6 8.Ne2 Nc6 9.Nd2 Nce7 (9...Nb6 10.Ne4 Qd7 11.Bb5-/+) 10.0-0 (10.Bb5 Nc6 11.Bc4 h6-/+) 10...Bd7+= 11.Rfe1 Bc6 12.Ne4 Qc7 13.N2g3 (13.Rab1 Rc8+=) 13...h6 (13...Nc3 14.Bd3+=) 14.Bd2-/+ b5 (14...Ng6 15.Bd5 Bd5 16.Nf6 gf6 17.Qd5+=) 15.Bd3+= Ng6 16.Nc5 Bc5 17.Bg6? (17.dc5 0-0+=) 17...0-0 (better is 17...Bd4!? 18.Re6 Kd8 19.Rc6 Qc6-/+) 18.dc5+= fg6 19.Qg4 Rae8 20.Ne4 (20.Bb4? Rf4 (20...Nb4?! 21.Qb4 Rf4 22.Qb3+=) 21.Qg6 Nb4 22.Re6 Re6 23.Qe6 Qf7 24.Qf7 Kf7-+) 20...Nf6 (20...Qf7 21.f3 Qf5 22.Qf5 ef5 23.Nd6 Re1 24.Re1+=) 21.Nf6 Rf6 (worse is 21...gf6 22.Bh6 Rf7 23.Qg6 Kh8 24.Be3+/-) 22.Bb4 Rf4 23.Qg3 ½–½. Krejci,Dalibor – Kucharik,Jan, Brno op, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6)

5.Bd3 Nd5 6.Nf3 Bg4 7.Nbd2?? (7.h3!? Bh5 8.Bg5-/+) 7...Nc6 (better is 7...Nc3 8.0-0 Nd1 9.Rd1-+) 8.h3?? (better is 8.Nb1-+) 8...Nc3 9.hg4 Nd1 10.Kd1 e6 (10...Nd4!? 11.Bb2 Nc6 12.Bh7-+) 11.Bb2 f6 (11...h6!? 12.g5-+) 12.Re1 Qd7 13.Bc4 Be7 (13...Nd8 14.d5-+) 14.Be6 Qc7 15.g5 Nd8 (15...fg5?! 16.d5 Nd8 17.Bg7 Ne6 18.Re6-/+) 16.Bb3 fg5 17.Ng5 Kf8 18.Nge4 a5 19.a3 a4 20.Bc4 Rb8 21.ab4 b5 22.Ba2 Bb4 23.Rb1 Rc8 24.c3 Be7 25.Rc1 Nc6 26.Nf3 Qf4 27.Rc2 Qg4 28.Rce2 Rd8 29.Ng3 b4 30.Re4 Qc8 31.Rf4 Bf6 32.Be6 Qa6 33.Kd2 a3 34.Bc1? bc3 35.Kc3 Qa5 36.Kb3 Rb8 37.Kc4 Nb4 38.Ne4 Qb5 39.Kc3 Qd3 0–1. Alldrix (1620) – ChuckVentimiglia (2000), playchess.de, 2006. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6)

5.a3 Qd5

6.ab4 e5 7.c3 ed4 8.Ra5? (better is 8.Qd4!? Qd4 9.cd4 Bb4 10.Bd2-/+) 8...Qe4 9.Be2 dc3 (9...Qb1? 10.Bd3 Qd3 11.Qd3 dc3 12.Ra4+/- (12.Qc3?! Nc6 13.Ra4 Nd5=)) 10.Nc3 Bb4 11.Bd2 Qe7 (11...Qg2?! 12.Bf3 Qg6 13.Qa4 Nfd7 14.Qb4+=) 12.Rg5 0-0 13.Nf3 Nc6 14.Qa1 g6 15.0-0 Bc3 16.Bc3 Ne4 (16...Qe2?! 17.Bf6 Qa6 18.Qb2-/+) 17.Bg7 (17.Re5 Ne5 18.Be5 Rd8-+) 17...Ng5 18.Ng5 Qg5 (18...Qe2?! 19.Bf8 Qe5 20.Qe5 Ne5 21.Re1 Kf8 22.Re5-+) 19.Bf8 Kf8 20.Qh8 Ke7 21.Bf3 Qe5 22.Qg8 (22.Qh7 Nd4 23.Bg4 Bg4 24.Qh4 Ke8 25.Qg4 Rd8-+) 22...Rb8 (better is 22...h5!? 23.Rc1-+) 23.Bc6 Be6 (23...Be6 24.Qh7 Rh8 25.Qh8 Qh8 26.Bb7 a5-+) 0–1. Szabados,Karoly (2100) – Avram,Veso (2105). Subotica SER, City Ch, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Qd5)

6.ab4 e5 7.de5 Qe5 8.Qe2 Bb4 9.Bd2 0–1. roy1nc6 (1985) – nordlicht (1960), gameknot.com, 2014.

6.ab4 e5 7.Nf3 ed4 (7...Nc6 8.c3 Bg4 9.de5 Qd1 10.Kd1 0-0-0 11.Kc2 Bf5 12.Kb2=) 8.Qd4 Qd4 9.Nd4 Bb4 10.c3 (10.Bd2 Bc5 11.Nb3 Bb6-/+) 10...Bc5 11.Bb5 (11.Bc4 0-0-/+) 11...Bd7 12.0-0 Bd4 (12...0-0 13.Na3-/+) 13.Bd7 Kd7 14.Rd1 (14.cd4 Rc8-/+) 14...Nc6 15.Be3 b6 (15...a5 16.Na3-/+) 16.Na3 Kc8 (16...Rhd8 17.Bd4 Nd4 18.Nc4-/+) 17.cd4 (17.Bd4 Nd4 18.cd4 Rd8-/+) 17...Rd8 18.Nc4 (18.Nb5 Nd5-/+) 18...Nd5 19.Rdc1 (19.Rd3 Kb7-/+) 19...Kb7-+ 20.Ra3 (20.g4 b5 21.Rcb1 a6-+) 20...f6 (20...b5 21.Rb1 b4 22.Bd2-+) 21.Nd2 (21.g3 b5 22.Rb1 b4 23.Na5 Na5 24.Ra5 Kb6-+) 21...Rac8 22.Rca1 (22.Ne4 f5 23.Ng5 Nd4-+) 22...a5 23.Nf3 (23.Nc4 Ncb4 24.Na5 ba5 25.Ra5 Kb6-+) 23...Ncb4 (23...b5 24.R3a2-+) 24.Rb1 (24.Rb3 Rc4-+) 24...Ka6 25.Bd2 (25.Ne1 Rc4-+) 25...Rc4 (25...Nc2 26.Rd3-+) 26.h4 Nc2 (26...Nc2 27.Ra2 Nd4 28.Nd4 Rd4-+) 0–1. Brunold,Thomas – Giertz,Niklaus (2255), Ticino op, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Qd5)

6.c4 bc3 7.Nc3+= Qa5 (7...Qe6 8.Be2 Nd5 9.Qb3 Nc3 10.Qc3=) 8.Bd2 e6 (8...Nc6 9.Nf3 g6 10.Bc4+=) 9.Nf3= Be7 10.Bc4 Qd8 11.0-0 0-0 12.Bf4 a6 (12...Nc6 13.Qd3+=) 13.Re1 (13.d5 ed5 14.Nd5 Nc6=) 13...Nc6 14.d5 ed5 15.Bd5 Re8 (better is 15...Bd7!?=) 16.Bf7+/- Kf7 17.Qb3 Kg6 (17...Kf8!? 18.Ng5 Nd5 19.Nh7 Kg8+/-) 18.Rad1+- Qa5 19.Ne5 Kf5? (19...Ne5 20.Re5 Qe5 21.Be5+-) 20.Nc6 (better is 20.Nc4 Qd8 21.Rd8 Rd8 22.Bc7+-) 20...bc6+= 21.Re5 Qe5 22.Be5 Ke5 23.Na4 (23.Qf7 Bf5+=) 23...Nd5 24.Qg3?? (better is 24.Qb2 Ke6 25.Qg7+=) 24...Kf6-/+ 25.Qf3 Kg6 26.Qg3 Kf7-+ 27.Qf3 Bf6 28.Qh5 Kf8 29.Qh7 Be6 30.Nc5-/+ Rad8 31.h3 Nf4 32.Re1? Bc8 33.Re8-/+ Re8 34.Nd3 Nd3 35.Qd3 Rd8 36.Qf3 c5 37.g4 Ke7 38.Qe3 Kd6 39.g5 Bd4-+ 40.Qg3 Kc6 41.Qb8 Rf8 42.Qa8 Kc7 43.Qe4 Rf2 44.Qe7 Kb6 45.Qd8 Ka7 46.Qc7 Bb7 47.Qa5 c4 48.Qa4 Bc6! 49.Qc4 Rd2 (49...Rd2 50.Kf1 Bb5-+) 0–1. Soilemetzidis,Konstantinos (1905) – Radovic,Stefan (2070), Paracin SRB, Central Serbia Ch, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5-/+ 4.ed5 Nf6 5.a3 Qd5)

6.c4 Qe4!? 7.Ne2 Nc6-/+.

6.Nf3 e6 7.ab4 Bb4 8.c3 Be7 9.Na3 0-0 10.Bd3 Bd7 11.Nc4 b5 12.Nce5 Rc8 13.Qc2 Bb4 14.Bd2 Bc3 15.Bc3 b4! 16.0-0 (16.Bb4 Nc6 Double attack (16...Rc2 Pinning; 16...Rc2 Deflection; 16...Nc6 Decoy)) 16...Rc3-+ (16...bc3 17.Ng4 Nc6 18.Nf6 gf6 19.Bh7 Kg7 20.Be4=) 17.Qb1 Nc6 18.Rd1 h6 19.Ra6 (19.Nc6!? Bc6 20.Qb4-/+) 19...Nb8-+ 20.Nd7 Qd7 (20...Nfd7 21.Be4 Na6 22.Bd5 ed5 23.Qa2=; 20...Nbd7?! 21.Qb4 Qb3 22.Qb3 Rb3 23.Ne5-/+) 21.Ne5 Qc7 22.Ra4 a5 23.Qa1 Nc6 24.Nc6 Qc6 25.Ra5? (25.Be2-+) 25...Ra5 26.Qa5 Rd3! 1–0. Kalisch,Tom – Potter,D, AUS–ch reserve, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Nf3 Bg4

7.ab4 e5 8.Be2 e4 9.Nfd2 (9.Ne5 Bb4 10.c3 Be2 11.Qa4 Nbd7 12.Nd7 Qd7 13.Ke2 Bd6-/+) 9...e3 (9...Bb4 10.Bg4 Qd4 11.c3 Bc3 12.Nc3 Qc3 13.Ra3+-) 10.fe3 Qg2 11.Bf3 Qh1 12.Bh1 Bd1 13.Bb7 a6 (13...Bc2!? 14.b5 a6 15.Ba8 ab5=+) 14.Ba8= Bc2 15.Ba3 Bd6 16.Nc3 (16.Nf3 Be4 17.Be4 Ne4+=) 16...Bd3 (16...Bh2 17.Rc1 Bf5 18.Nf1=+) 17.e4 (17.Nf3!? Ke7 18.e4=) 17...Bh2=+ 18.Nf3 Bg3 19.Kd2 Bc4 20.Ne2 Bf2 21.Rc1 Be6 ½–½. marekt (2590) – juliangon (2680), ChessWorld.net, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Qd5 6.Nf3 Bg4)

7.Be2 Nc6 8.0-0 e6 9.ab4 Nb4 10.h3 Bf3 11.Bf3 Qb5 =.

7.Be2 Nc6 8.0-0 e6 9.ab4 Bb4 10.h3 Bh5 11.c4 Qd7 12.Qb3 0-0 (12...Nd4 13.Nd4 Qd4 14.Bh5 Qa1 15.Qb4 Nh5 16.Ba3+-) 13.Bb2 a5 14.Rd1 Rad8 (14...a4 15.Qe3 Rfe8 16.Ne5-/+) 15.Na3 Be7 16.Nc2 Qc7 17.d5 Nb4 18.Be5 Qb6 19.de6 (19.Bd4 Bc5 20.Nb4 ab4 21.Bf6 Bf2 22.Kh1 gf6-/+) 19...Rd1 20.Bd1 fe6 21.Bd4 Bc5 22.Bc5 Qc5 23.Ncd4 (23.Nb4!? ab4 24.Qd3-/+) 23...Bf3 24.Nf3 Ne4 25.Qb2 Nd3 26.Qd4 Qd4 27.Nd4 e5 28.Bf3 Ndf2 (28...ed4?! 29.Be4 Nf4 30.Ra5 Ne2 31.Kh2=) 29.Nb3 (29.Be4 Ne4 (worse is 29...ed4 30.Bd5 Kh8 31.Rf1+=) 30.Nf3 Ra8-+) 29...Nh3! 30.Kh2 Nhg5 31.Na5 Rf7 32.Be4-/+ Ne4 33.Rb1 Nc5-+ 34.Rd1 Rc7 35.Rd5?? b6 0–1. Drill,Frank (2135) – Bjerring,Kai (2365), La Pobla de Lillet op, 1996. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Qd5 6.Nf3 Bg4)

7.Be2 Nc6 8.0-0 e6 9.h3 Bh5 (9...Bf5 10.Re1-/+) 10.Bb2 (10.ab4 Nb4 11.Re1 Be7+=) 10...ba3 (10...a5 11.c3 bc3 12.Bc3-+) 11.Na3 Be7 12.c4 Qd8 (12...Qf5 13.Qb3 0-0 14.c5+=) 13.Qb3 (13.d5!? ed5 14.Bf6 Bf6 15.Rb1-/+) 13...0-0 14.Rfd1 Na5 15.Qa4 (15.Qa2 Re8-/+) 15...a6 16.Nc2 b6 17.Ne3 Nb7 18.Rac1 (18.Qc6 Ra7+=) 18...b5 (better is 18...Qc7!?-/+) 19.cb5= ab5 20.Qb5 Nd6 (20...Rb8 21.Qa4=) 21.Qe5 Bf3 22.Bf3 Nd7 23.Qg3 Ra2 24.Rb1 Nf5 (24...g6!?=) 25.Nf5+= ef5 26.Bd5 Ra5 (26...Ra7 27.Rdc1=) 27.Qb3 (27.Bc6!?+=) 27...Nf6 28.Bf3 Ne4 (28...Qd6 29.d5=) 29.d5 (29.Qd3+=) 29...Bc5 (better is 29...Nd6!?=) 30.Be4+/- fe4 31.Qc3 Qf6?? (better is 31...f6+=) 32.Qa5+- Qf2 33.Kh1 1–0. Hamann,Carsten (2190) – Feuerstack,Aljoscha (2130), Schleswig Holstein–ch M, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Qd5 6.Nf3 Bg4)

7.Be2 Nc6 8.ab4 Nb4 9.0-0 a5 +=.

7.Be2 e6

8.0-0 ba3 9.c4 Qd8 10.Na3 Be7 11.Nb5 a6 12.d5 (12.Bf4 0-0 13.Nc7 Ra7=) 12...ed5+= 13.cd5 Nc6?? (better is 13...Bc5+=) 14.dc6+- ab5 15.c7 (15.cb7 Rb8 16.Qd8 Bd8 17.Bb5 Nd7 18.Re1 Be6+-) 15...Qc8 16.Bb5 Bd7 17.Bd7 Nd7 18.Ra8 Qa8 19.Re1 0-0 20.Re7 Nb6 21.Qd4 Nc8 22.Bb2 f6 23.Qd5 Kh8 24.Rf7 Re8 (24...Nb6 25.Qb7 Re8 26.Re7+-) 25.Qd8 Nd6 26.Qd6 Qa2 27.Rf8 Rf8 (27...Qg8 28.Re8 h5 29.Rg8 Kh7 30.Qf8 Kg6 31.Qf6 Kh7 32.Qg7) 28.Qf8 Qg8 29.c8Q (29.c8Q Qf8 30.Qf8) 1–0. Dyrgaard,K (2250) – Jensen,Tobias Ilsoe (1950), Horsens DEN, Open, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Qd5)

8.0-0 Nc6 9.ab4 Bb4 10.h3 Bh5 11.c4 Qd6 12.Na3 0-0 13.Nb5 Qe7 14.Ne5 Be2 15.Qe2 a6 16.Nc6 bc6 17.Na3 Bc3 18.Bb2 Bb2 19.Qb2 c5 20.Nc2 Rfc8 21.Ra5 cd4 22.Qd4 Nd7 23.Rd1 Nc5 24.Qc3 Qc7 25.Ne3 h6 26.Rb1 Rab8 27.Rb8 Rb8 28.Qa1 Nb3 29.Qe5 Qe5 30.Re5 Rc8 31.Kh2 Kf8 32.g4 g6 33.h4 Ke7 34.Kg3 (better is 34.g5-+) 34...Kd6 35.f4 Rc5 36.h5 gh5 37.Rh5 Rh5 38.gh5 f5 0–1. Neumann,Ulrich – Niessen,Thomas (2465), IECG WC.2000.S.00001 email, 1999. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Qd5)

8.0-0 Nc6 9.ab4 Bb4 10.h3 Bh5 11.c4 Qd7 12.g4 Bg6 13.g5 Ne4 14.d5 ed5 15.cd5 Qh3 (15...Ne7!? 16.Ne5 Qd5 17.Qa4 Kf8 18.Nd7 Kg8=) 16.dc6= Bd6 ½–½. Teufel,Juergen – Freise,Helmut, FRG–ch, 1969. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

8.0-0 Nc6 9.h3 Bh5 10.c4 bc3! 11.Nc3 Qd8 12.Bg5 Be7 13.Qb3 (13.Rb1 b6-/+ (worse is 13...Ba3 14.Bf6 Qf6 15.Rb7+=)) 13...0-0 (better is 13...Bf3!? 14.Bf6 Bf6 (worse is 14...gf6 15.Bf3 Nd4 16.Qb7-/+) 15.Bf3 Nd4 16.Qb7 Rb8-+) 14.Qb7+= Rc8 15.Nb5 Qd5 16.g4? (16.Nc3 Qf5 17.Nb5 Bf3 18.Bf3 Rb8 19.Qc6 Qg5=) 16...Bg6 (better is 16...Nd4 17.Qd5 A) 17...ed5?? 18.Nfd4 (18.Nbd4?! Bg6+-) 18...Bg6 19.Na7+-; B) 17...Ne2 18.Kg2 Nd5 19.Be7 Ne7 20.gh5 a6-+) 17.Rac1?? (better is 17.Qa6-/+) 17...Nd4-+ 18.Qc8 (18.Qd5 Ne2 19.Kg2 ed5 20.Rc8 Rc8 21.Re1-+) 18...Ne2 (18...Nf3?! 19.Bf3 Qf3 20.Qc3-+; 18...Nb5 19.Qa6 Nd4 20.Nd4 Qg5 21.Qa7+=) 19.Kg2 Nc1 (19...Be4 20.Kh2 Bf3 21.Bf4 Ng4 22.hg4 Bg4 23.f3 Qh5 24.Kg2 Nf4 25.Kg1 Bf3 26.Qf8 Bf8 27.Kf2-+) 20.Qc1 Qb5 0–1. najtreb (1885) – arpad (1775), gameknot.com, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Qd5 6.Nf3 Bg4)

8.ab4 Bb4 9.c3 Be7 10.Qa4 (10.c4 Qd7-/+) 10...Nc6 11.0-0 0-0 12.Nbd2 Bh5 (12...a6 13.c4 Qd7 14.Bb2-/+) 13.Re1 (13.Ba3 Ba3 14.Ra3 a6-/+) 13...Rfc8 (13...a6 14.c4 Qd7 15.Bb2-/+) 14.Bc4 (14.Ba3 Ba3 15.Ra3 a6-/+) 14...Qd8 15.Ne5 (15.Ba3 Ba3 16.Ra3 a6-/+) 15...Nd5 (15...Ne5 16.de5 Nd7 17.Bb5-+) 16.Bd5 Qd5 17.Bb2 (17.Rb1 a6 18.Nc6 A) 18...bc6? 19.Re5+-; B) worse is 18...Rc6 19.Re5 (19.Rb7?! Bf6+=) 19...Qd8 20.Rh5+/-; C) 18...Qc6 19.Qc6 bc6-/+ (19...Rc6?! 20.Rb7 Bd8 21.c4=)) 17...f6 (17...b5!? 18.Qa6 Bd6-/+) 18.c4 Qd8 (18...Qd6 19.Nef3+=) 19.Nef3+= Bf7 20.Re3 (20.Qb3 a6-/+) 20...Bf8 (20...b6 21.Bc3-/+) 21.Bc3 (21.Ne4 Bg6-/+) 21...Ne7 (21...Bd6 22.Qb5-/+) 22.Rb1 (22.Bb4 Nf5 23.Rd3 Nd6+=) 22...b6 23.g4 (23.Qa6 Nf5 24.Re4 Nd6-/+) 23...a6 (better is 23...Qc7-/+) 24.h4? (better is 24.Bb4-/+) 24...b5!-+ 25.Qa5 (25.cb5 Nd5 Combination) 25...Qd7 (25...Qa5 26.Ba5 bc4 27.Rc1-+) 26.c5 (26.cb5 Nd5 27.b6 Qb7-+ (27...Rc3?! 28.Rc3 Nc3 29.Qc3+=; 27...Ne3?! 28.fe3 Rab8 29.g5-+)) 26...Nd5 27.Ree1 e5 28.Kh2 Qg4 29.Rg1 Qf4 30.Kh1 Nc3 31.Qc3 ed4 32.Qd4 Qd4 (32...Qd4 33.Nd4 Bc5-+) 0–1. Schott,Guido – Cmiel,Thorsten (2270), Porz op25, 1990. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Qd5 6.Nf3 Bg4 7.Be2 e6)

8.c4 bc3!? 9.Nc3 Qa5-/+.

8.c4 Qh5 9.0-0= Nc6 10.ab4 Bb4 11.h3 Bd6 (11...Bf3 12.Bf3 Qg6 13.Bc6 bc6 14.Qa4+=) 12.hg4= Ng4 13.g3 Qh3 14.c5 h5?? (better is 14...Bg3 15.fg3 Qg3 16.Kh1 Qh3 17.Kg1 Qg3 18.Kh1 Qh3 19.Kg1 Qg3=) 15.Bg5?? (15.cd6 h4 16.d7 Kf8 17.Qd3 hg3 18.Ba3 Kg8 19.d8Q Rd8 20.Qh7 Rh7 21.fg3 Qg3) 15…h4!-+ (15...h4 16.Bh4 Bg3 17.fg3 Rh4 18.gh4 Qg3 19.Kh1 Ne3-+) 0–1. Heider,K.H – Oppitz,P, Germany M–1354, 1989. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Qd5 6.Nf3 Bg4 7.Be2 e6)

5.a3 Nd5

6.ab4 e6 7.b5 Qf6 8.Nf3 Qg6 +=.

6.ab4 e6 7.c3 Bd6 8.Bd3 (8.Nf3 0-0=) 8...Nd7 (8...Qc7 9.Qc2 e5 10.Ne2 ed4 11.Nd4 Qe7 12.Kd1=) 9.Qg4 (9.Nf3 0-0=) 9...N7f6+= 10.Qh4 Qc7 11.Ne2 0-0 (11...e5 12.0-0 0-0 13.de5 Be5 14.Rd1+=) 12.0-0 Re8 (12...Bd7 13.Bd2+=) 13.f4 Bf8 (13...Be7 14.Qg3=) 14.Rf3 (better is 14.Bd2=) 14...Ne7?? (better is 14...Be7+=) 15.Bh7!+/- Nh7 16.Rh3 f6 17.Qh7 (17.Na3 Kf7 18.Qh7 Bd7+/-) 17...Kf7 18.Nd2 e5 19.Rf3 Bg4? 20.fe5+- Bf3 21.Nf3 Ke6? 22.Bf4 Nd5 23.Qh3 f5 24.Ng5 Ke7 25.Qf5 Qc6 26.Ra5 Kd8 27.e6 Ne7 28.Qd3 b6 29.d5 Nd5 30.Rd5 Kc8 31.Qa6 Qb7 32.Qc4 (32.Qc4 Bc5 33.Rc5 bc5 34.Qc5 Kd8 35.Nf7 Qf7 36.Qd5 Ke7 37.Qd7 Kf8 38.Qf7) 1–0. Kovacic,G – Mayr,Klaus, AUT–chT2O, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5)

6.ab4 e6 7.c3 Bd7 8.Nf3 f6 (8...Qc7 9.Bd2=) 9.Bd2 Bd6 10.Bd3 0-0 11.0-0 Nc6 12.Qc2 f5 13.b5 Nce7 14.Re1 Rc8 15.Qb3 (worse is 15.Ra7 Nb4 16.cb4 Rc2 17.Bc2 Qb6+=) 15...Bb8 16.c4 Nf6 17.Ng5 (17.Ba5 Qe8+-) 17...Re8 18.Bc3 Ng6 19.Bf5! Qc7 (19...ef5 20.Re8) 20.g3 (20.Ne6?? Qh2 21.Kf1 Nf4 22.Bh7 Nh7 23.Nf4 Qh1; 20.Be6? Be6 21.Nf3 Bc4 22.Re8 Re8-+) 20...Qc4 21.Qc4 Rc4 22.Be6 Be6 23.Re6 Re6 (23...Rec8 24.Ra3+=) 24.Ne6+/- Ne4 (24...Nd5 25.Ra3+/-) 25.Ra3 (25.Nd2 Nd2 26.Bd2 Ne7+-) 25...Bd6 26.Rb3 Nf8 27.Nf8 ½–½. Etman – Grott, corr, 1989. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5)

6.ab4 e6 7.c3 Be7 8.Nf3 =.

6.ab4 Bf5 7.b5 Nb4 8.Na3 Qa5 9.Bd2 Bc2 10.Qf3 Nd7 11.Bc4 e6 12.Nh3 Nf6 13.Ng5 Qb6 14.0-0 Bf5 (14...Qd4?? 15.Qb7 Bg6 16.Qa8 Qd8 17.Qd8 Kd8 18.Be6 fe6 19.Ne6 Kd7 20.Nf8 Rf8 21.Bb4+-) 15.Rfe1 Be7 16.Bb4 Bb4 17.Qf5 Be1 18.Re1 0-0 19.Qd3 Rad8 20.Nc2 Rd6 21.Nf3 Rc8 22.Ne3 Rdd8 23.h3 h6 24.Rd1 Ne8 25.Qb3 Nd6 Exerts pressure on the isolated pawn 26.Ne5 Nc4 27.N5c4 Qc7 28.Qa4 f6 29.Qa2 b6 30.Nb2 Qc3 31.Qe6 Kh8 32.Nd3 Qd4 33.g3 Qa4 34.Rb1 Re8 35.Qf5 Qe4 0–1. Zhdanenia,Konstantin – Blas,Igor (1870), BI–2007–P–00008, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.ab4 Bf5 7.b5 e6 8.Nf3+= Nd7 9.c4 Nb4 10.Na3 e5 11.de5 Nc5 12.Qd8 Rd8 13.Bg5 Rd7 14.Be3 (14.Be2!?=) 14...Nb3+= 15.Rd1 Nd3 16.Bd3 Bd3 17.Rd3 Rd3 18.Nb1 Bb4 19.Ke2 Rd7 20.Nbd2 Bd2 21.Bd2 Nd2 22.Nd2 Ke7 23.Ra1 Ke6 24.f4 Rhd8 25.Nf3 Kf5 26.Ra7 Kf4 27.Ra4 Ke4 28.g4 h6 29.h3 Re8 30.c5 Kd5 31.Rd4 Ke6 32.Ke3 Rd4 33.Kd4 f6 34.ef6+= gf6 35.Ke4 Kd7 36.Kd4 Re2-/+ 37.Kd5 White plans c6 37...Re3 38.c6 Kc7-+ 39.Nd4 Re5 40.Kc4 bc6 41.bc6 Ra5 42.Kb4 Rd5 43.Kc4 Re5 44.h4 h5 45.g5? fg5 46.hg5 h4 47.Nf3 h3 48.g6 Re6 49.g7 Rg6 50.Kd4 Rg7 51.Kd5 Rg2 52.Ke4 0–1. usingprogram (1935) – jasam20 (2005), internet, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Bc4 Nc6 7.Nf3 Bf5 8.0-0 Qa5 (8...e6!?-/+) 9.Bb2+= 0-0-0 10.ab4 Qb4 11.Bb3 e6 12.c4 (12.Ra4!? Qb6 13.Na3+=) 12...Nf4-/+ 13.Bc3 Qb6 14.d5 (14.Nbd2 Be7-/+) 14...Be4 (14...ed5 15.cd5 Nd5 16.Bd5-/+) 15.Nbd2 (15.Ng5!? Bg6 16.Nd2+=) 15...ed5-/+ 16.cd5 Bd5 17.Re1? (better is 17.Bd5 Rd5 18.g3-/+) 17...Bc5-+ 18.Rf1 Bb3 19.Qb3 Qb3 20.Nb3 Ne2 21.Kh1 Nc3 22.Nc5 Rd5 (22...Rd5 23.Na4 Na4 24.Ra4 b5-+) 0–1. wvmaniac (2670) – gcohen (2745), net–chess.com, 2015.

6.Bc4 e6 7.Nf3 ba3 8.Na3 Bb4 9.Bd2 Bd2 10.Qd2 0-0 11.0-0 Nc6 12.c3 Bd7 13.Rfe1 a6 14.Reb1 Qc7 15.Bd3 b5 16.Qg5 h6 17.Qh5?? (better 17.Qc1-/+) 17...Nf4-+ (17...Nc3?! 18.Rc1 Nd5 19.Ne5-+) 18.Qh4 Nd3 19.Qe4 Nf4 20.Nc2 Nd5 21.h3 (21.Qe1-+) 21...Nc3 22.Qe1 Nb1 23.Qb1 Rfc8 24.Ne3 Ne7 25.Ne5 Nc6 26.N3g4?? (26.Nf3 Qd6 27.Qe4-+) 26...Nd4 27.Qe4 (27.Qd3 Nc2 28.Rc1 h5 29.Nf6 gf6 30.Nd7 Nb4 31.Nf6 Kf8 32.Rc7 Nd3-+) 27...Nf5 28.Rd1 Bc6 (28...Be8 29.Rb1-+) 29.Qd3 (29.Nc6 Qb7 30.Nge5-+) 29...Rd8 30.Qc2 Rd1 31.Qd1 Bd5 32.Qd3 (32.Qe1 b4! 33.Nd3 Qc3-+) 32...Qc1 (32...h5!? 33.Ne3 Qe5 34.Nf5 Qf5 35.Qf1-+) 33.Kh2 Qf4 34.g3 Qe4 (34...Qc1 35.Nf3 Rc8 36.Ne3 Ne3 37.Qe3 Qe3 38.fe3 Bf3 39.g4 b4 40.Kg3 Bb7 41.g5 hg5 42.h4 gh4 43.Kg4 Rc4 44.e4 Re4 45.Kf3 b3 46.Kf2 b2 47.Kg2 Rf4 48.Kh3 b1Q 49.Kh2 Qh1) 35.Qd1 (35.Qe4 Be4 36.Nd7-+) 35…Qg2 0–1. pipesharp (2030) – bobby fissure (2130), ChessWorld.net, 2021. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5)

6.Nf3 Qa5 7.Bc4 Nc6 8.0-0 Bg4 9.Re1 (9.h3 Bh5-/+) 9...e6 10.Bb2 Be7 (10...Rd8 11.h3 Bf3 12.Qf3 ba3 13.Na3+=) 11.Bb3 (11.h3 Bf3 12.Qf3 b3-/+) 11...0-0 12.Re4 (12.ab4 Qb4 13.Nbd2 Nc3 14.Bc3 Qc3-/+) 12...Nf6 13.ab4 (13.Re3 Qc7-/+) 13...Qb4 (13...Qh5 14.Re3 Bb4 15.c4-/+) 14.Ra4 (14.Re3 Qd6-/+) 14...Qd6 (14...Ne4 15.Rb4 Bb4 16.h3-+) 15.Rg4? (better is 15.Re3!?-/+) 15...Ng4-+ 16.d5 Nf6 17.c4 Rfd8 18.Nc3 Qc7 (18...ed5 19.Nd5 Nd5 20.cd5-+) 19.Qe2 (19.Qb1 Qb6 20.Bc2 Nb4-+) 19…Qb6 (19...Qb6 20.Ba2 Nb4-+) 0–1. diggitus (2325) – pcmvr (2735), net–chess.com, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5)

6.ab4 Nb4

7.Ba3?? Qd4!!-+ 8.c3 (8.Qd4 Nc2) 8...Qe4 9.Kd2 Qf4 (better is 9...N8c6!? 10.Qe2 Qc2 11.Ke1 Qe2 12.Ke2-+) 10.Ke1 N4c6 11.Be2 (11.Nd2 Nd7-+) 11...Nd7 (11...Be6 12.Nf3-+) 12.Nd2 (12.Nf3 Nf6-+) 12...g6 (12...Nf6 13.Ngf3-+) 13.Bb2 (13.Nh3 Qc7-+) 13...Bg7 (13...Nc5 14.Ngf3 Bf5 15.Nd4-+) 14.h4 (14.Nh3 Qc7 15.Kf1 0-0-+) 14...Nc5 15.g3 Qc7 16.h5 Bf5 0–1. Proff,Stefan – Maeder,Karl_Heinz (2360), Dortmund op, 1991. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4)

7.c3 N4c6 8.Nf3 Bg4 9.d5 Bf3 10.gf3 Ne5 11.f4 Ned7 12.f5 (12.Bg2 Na6 13.0-0 Ndc5 14.Be3 e6 15.de6 Qc7 16.Ra6 Na6) 12...g6 (12...Nf6!?+= 13.c4 Nbd7 14.Nc3 g6 15.Qd4 gf5 16.Ra7 e5) 13.Qd4= Rg8 14.fg6 (14.Ra7 Bg7 15.Qa4 Ra7 16.Qa7 Qc7) 14...hg6 (14...Rg6 15.Ra7 Bg7 16.Qa4 Ra7) 15.Bg2 (15.Ra7!? Bg7 16.Qa4 Ra7 17.Qa7=) 15...Bg7+= 16.Qd2 (16.Qe3 Ne5) 16...Nc5 17.Qc2 Qd6 18.0-0 (18.Be3!?-/+) 18...Nbd7 19.Ba3 Be5 20.h3 Kf8 (20...Qf6!?-+) 21.Nd2-/+ Qc7 22.Nc4 Bd6 23.Rae1 Kg7 24.Nd6 Qd6 25.c4 Nf6 26.f4 Rae8 27.f5 g5 28.Kh1 b6 29.Rg1 Kf8 30.Bb2 Ncd7 31.Bd4 Rh8 32.Re3? (better is 32.Re2-/+) 32...Ng4-+ 33.Bf1 Ne3 34.Be3 f6 35.Bg2 Rh4 (35...g4 36.Qc1 Rc8 37.Bf4-+) 36.Ra1 a5 37.Qe2 (37.Bf2 Rh7 38.Qb3 g4-+) 37...Kf7 (37...Rc8!? 38.Ra4-+) 38.Rf1 Reh8 (38...Reh8 39.Kg1 Ne5-+) 0–1. Lipski,Tadeusz (2100) – Wojcieszyn,Zdzislaw (2015), Poland, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4)

7.Nf3 Bf5 8.Na3+= A) 8...e6 9.c3 (9.Bc4 N8c6 10.0-0 Be7 11.c3 Nd5 12.Ne5 0-0 13.Nc6 bc6 14.Bd2) 9...Nd5 10.Qb3 Nd7 11.Bc4 N5b6 12.0-0 Be7 13.Be2 0-0 14.c4; B) 8...Nd7 9.Be2 (9.c3 Nd5 10.Qb3 e6 11.Bc4 Be7 12.0-0 N5b6 13.Be2 a5 14.Nb5; 9.Bd2 e6 10.c3 Nc6 11.Be2 Be7 12.0-0 0-0 13.Nc4 Nb6 14.h3; 9.Bc4 e6 10.c3 Nc6 11.0-0 Be7 12.Bb5 0-0 13.Nc4 Rc8 14.Ne3) 9...Rc8 10.c4 e5 11.de5 Nc6 12.Bf4 Bb4 13.Kf1 a6 14.Nc2; C3) 8...N8c6 9.c3 Nd5 10.c4 Nc3 11.Qb3 Ne4 12.Qb7 Rc8 13.Nc2 g6 14.c5.

7.Nf3 Bf5 8.Bb5 N8c6 9.0-0 e6 10.c3 a6 11.Be2 Nd5 12.c4 Nf6 13.Nc3 Bb4 14.Qb3.

7.Nc3 Bf5 8.Bb5 Nd7 9.Ba4 e6 (9...Rc8 10.g4 Bg6 11.Qf3 Bc2 12.Nge2 Nd3 13.Kf1 Ba4 14.Qd3-/+) 10.Nf3 (10.Nge2 Be7+=) 10...Be7 11.0-0 0-0 12.Bb2 Nb6 (12...Rc8 13.Nd2-/+) 13.Bb3+= N6d5 14.Nd5 Nd5 15.Ne5 a6 16.Qf3 Rc8 17.c4 Nf6 18.Qb7 Rb8 19.Qf3 Qb6 20.Nc6 Qb3 (20...Bd6!? 21.Nb8 Rb8=) 21.Ne7+/- Kh8 22.Qb3 Rb3 23.Nf5 Rb2 24.Nd6 Rd2 25.Ra6 Rd4 26.c5 Rd5 27.Rc1 Nd7 28.Nb7 Rc8 29.c6 Ne5?? (29...g6 30.f4 Nf6 31.Na5=) 30.h3 (better is 30.c7 g6 31.Rd6+-) 30...h6 31.Rb6 Kh7 ½–½. Avdeeva,Viktoriya – Feliciano,Vanessa, Wch U10 Girls, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4)

7.Nf3 Bg4 8.c3 (8.Bb5 N8c6 9.c3 Bf3 10.Qf3 Qd5 11.Qd5 Nd5-/+) 8...N4c6 (better is 8...Bf3!? 9.gf3 Nd5-/+) 9.d5= Ne5?? (better is 9...Bf3 10.Qf3 Ne5=) 10.Ne5+- Bd1 11.Bb5 Nd7 12.Bd7 Qd7 13.Nd7 Bb3? 14.Nb6! Rd8 15.Ra7 g6 16.c4 Bg7 17.Be3 1–0. usingprogram (1835) – sergiulpt (1850), kurnik, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Nf3 g6 8.Bc4 (8.c3 Nd5= 9.Bb5 (9.c4 Nc7 10.Nc3 Bg7 11.Be2 Nc6 12.Be3 0-0 13.Qd2 Bf5 14.0-0; 9.Bc4 Bg7 10.Qb3 e6 11.Bg5 f6 12.Bd2 0-0 13.0-0 Nc6 14.Bd3; 9.Qb3 Bg7 10.Bc4 e6 11.Ba3 a6 12.0-0 b5 13.Bd3 Nc6 14.Bc5) 9...Bd7 10.Bc4 Nb6 11.Bd3 Bg7 12.0-0 Nc6 13.Nbd2 0-0 14.Ne4; 8.Bb5 Bd7 (8...N8c6 9.c3 Nd5 10.c4 Nc7 11.Bc6 bc6 12.0-0 Bg7 13.Nc3 0-0 14.Bf4) 9.Bd7 (9.Na3 Bb5 10.Nb5 a6 11.Bf4 Nd5 12.Be5 f6 13.Qe2 fe5 14.Qe5) 9...Nd7 10.0-0 Bg7 11.Re1 Nc6 12.Nc3 0-0 13.Ba3 Re8 14.Qd3) 8...Bg7 (8...Bf5 9.Na3 Bg7 (9...Nd5 10.Nb5 Nb6 11.Bd3 Nc6 12.d5 Bg7 13.dc6 bc6 14.Ra7) 10.c3+= Nd5 11.Qb3 e6 12.Qb7 Nd7 13.Bg5 f6 14.Bd2) 9.c3= (9.0-0 0-0 10.c3 Nd5 11.Qb3 Nb6 12.Na3 Nc6 13.Bd3 Be6 14.Qc2) 9...N4c6 (9...Nd5 10.Qb3 e6 11.0-0 0-0 12.Bd3 Nc6 13.Bg5 f6 14.Bd2) 10.0-0 0-0 11.Ba3 (11.Re1 Bf5= (11...Nd7 12.Nbd2 Nb6 13.Bd3 e5 14.Ne4) 12.Qb3 Qc7 13.Nbd2 b6 14.Nh4; 11.Nbd2 Na5 12.Bd3 Nbc6 13.Nb3 Qc7 14.Bg5) 11...Nd7 (11...a6 12.Bc1+= (12.Re1 b5 13.Bb3 b4 14.Bb2) 12...Nd7 13.Bg5 Nb6 14.Na3) 12.Nbd2 (12.Re1 Nb6 13.Bb5 Re8+= 14.Nbd2) 12...Nb6 13.Ba2 (13.Bd3 a5 14.Ne4) 13...Bf5 (13...Nd5 14.Qb3) 14.Re1 Bf6 (14...Qc7 15.Bc5+=) 15.Ne4 Be4 16.Re4 Rc8 (16...Qc7 17.Qe2=) 17.Qe1 (17.Bc5 Nd5 18.Rc1 b6+=) 17...Re8+= 18.Rd1 Na5 (18...e6 19.Ne5+=) 19.Ne5 (19.Bc5 e6=) 19...e6 20.Bc5 Na4 21.Bb4 Nc6 (21...Nb2!? 22.Ra1 Be5 23.de5 b6=) 22.Nf7 Kf7 23.d5 Nb4? (23...Qb6 24.dc6 Rc6 25.Bd5 Bc3 26.Bc3 Nc3 27.Bc6 Qc6 28.Rf4 Kg8 29.Ra1+=) 24.de6+/- Ke7 25.Rd7 (25.Rd8 Red8 26.Rb4 Nb6+/-) 25...Kf8? (better is 25...Qd7 26.ed7 Kd7 27.Qd2 Kc7 28.Qf4 Kd7 29.Qg4 Kc7 30.cb4 Kb6+/-) 26.e7?? Be7?? 27.Rd8+/- Rcd8 28.cb4 Bf6 29.Bb3 Bc3?? 30.Qe3+- Re4 31.Qe4 Re8 32.Qf3 Kg7 33.Qf7 (33.Qf7 Kh6 34.Qe8 Bb4 35.Qe3 Kg7 36.Qd4 Kh6 37.Qb4 Nc3 38.Qc3 a6 39.Qf6 b5 40.Qf8 Kh5 41.Bd1 Kg5 42.f4 Kh4 43.Qh6) 1–0. Zapolskis,A (2340) – Vavra,P1 (2390), Arcimpex Cup, Frydek Mistek CZE, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4)

7.c3 Nd5

8.Ba3 Bf5 9.Bd3 Bd3 10.Qd3 g6 11.Ne2 Bg7 12.0-0 0-0 13.f4 Re8 14.f5 e6 15.fg6 fg6 16.Qf3 Qd7 17.Nf4? (17.Nd2!?+=) 17...Nf4 (17...Nc3 18.Ne6 Ne2 (18...Re6?! 19.Nc3 Bd4 20.Kh1-+) 19.Qe2 Re6-+ (worse is 19...Qe6 20.Qd2-+; 19...Bd4 20.Nd4 Re2 21.Ne2+=)) 18.Qf4-/+ e5 19.Qd2? (better is 19.de5!? Be5 20.Qc4 Kg7 21.Bc1-/+) 19...ed4-+ 20.Bb4 Rd8 21.Rf2 dc3 22.Qa2 Qd5 23.Nc3 (23.Bc3 Qa2 24.Raa2-+) 23...Qa2 24.Rfa2 Nc6 (24...Nc6 25.Rb1 Bd4 26.Kf1 Nb4 27.Rb4 Rf8 28.Ke2 Rf2 29.Kd3 Bc3 30.Rf2 Bb4-+) 0–1. Lakota,Tomasz – Witowski,Pawel, Mistrzostwa Polski Juniorow do lat Poland, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.Ba3 g6 9.h4 Bg7 10.Qb3 Nc6 11.Nf3 0-0 12.Ra2 (12.h5 Re8 13.hg6 fg6-/+) 12...Bf5 13.Nbd2 Re8 14.Bb5 e5 15.de5 (15.0-0 ed4 16.cd4 Be6-+) 15...Ne5 (better is 15...Be5 16.0-0 Na5-+) 16.Be8-/+ Nf3 17.Nf3 Qe8 18.Kf1 Nc3 19.Rd2 Bd3 20.Kg1 Qe4 21.Bd6 a5 22.Kh2 b5 23.Re1 Qc4 24.Qc4 Bc4 25.Ne5 Bd5 26.Nd7 Bc6 27.Be5 b4 28.Nf6 Bf6 29.Bf6 Nd5 30.Ba1 a4 31.Rc1 Bb7 32.Rc5 b3 33.Rcd5 Bd5 34.Rd5 ½–½. Proff,S – Stieger,Rolf, Germany Cht corr, 1991. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.c4 Nc7 9.Bb2 Nd7 10.Qa4 e6 11.Nf3 Be7 12.Bd3 0-0 13.0-0 Bf6 (13...Nc5!? 14.Bh7 Kh7 15.dc5 Bc5+=) 14.Qc2= g6 15.Nbd2 Bg7 16.Ne4 Nf6 (16...Nb8!?=) 17.Ba3+= Ne4 18.Bf8 Kf8 19.Be4 f5 20.Bd3 b6 (20...Bd4 21.Nd4 Qd4 22.Rfd1+=) 21.Rfd1 Bb7 22.Qe2 (22.Be2!?+/-) 22...Bf3 23.Qf3 Bd4 24.Ra2 (24.Be4 Ba1 25.Ba8+=) 24...e5 (better is 24...Kg8!?=) 25.Be4+/- Rc8 (25...Rb8 26.Ra7 Qe7 27.Ra4+/-) 26.Ra7 Kg8 27.Bb7 Rb8 28.Bc6 Qd6 29.Bb5 Rd8 30.Kf1 e4 (30...Nb5 31.cb5 Qb4 32.Qc6+/-) 31.Qh3 (31.Qg3 Nb5 32.Qd6 Rd6 33.cb5 g5+/-) 31...Qf4 32.Qg3 Ne6?? (32...Qg3 33.hg3 Nb5 34.cb5+-) 33.Bc6 (33.Bd7 Rd7 34.Qf4 Nf4 35.Rd7 Bc5+-) 33...b5? (better is 33...Kh8+/-) 34.Bd5 Rd5 35.Qf4 Nf4 36.cd5?? Ba7-+ 37.Rb1 Nd5 38.Rb5 Nf4 ½–½. Schlag,Franz – Heemsoth,Hermann, GER–chT Seniors, 1994. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.c4 Nc7 9.Bf4 e6 10.Nf3 Bb4 11.Bd2 Bd2 12.Qd2 0-0 13.Nc3 Nc6 14.Be2 f6 15.0-0 Qd6 16.Rfe1 Rd8 17.Ne4 Qe7 18.c5 b6 19.Nd6 bc5 20.dc5 e5 21.Nc8 (better is 21.Qc2!?=) 21...Rac8-/+ 22.Bc4 Kh8 23.Qe3 Nd5 24.Qa3 Nf4 25.g3 Ne6 26.Bb5? (better is 26.Be6 Qe6 27.Qe3-/+) 26...Ncd4-+ (26...Qc5?! 27.Qc5 Nc5 28.Bc6 Rc6 29.Ra7-/+; 26...Nc5?! 27.Rec1 Nd4 28.Nd4 ed4 29.Qa7 Qa7 30.Ra7-+) 27.Nd4 Nd4 (27...Rd4?! 28.Qa7 Qa7 29.Ra7 Rc5 30.Rb1-/+; 27...ed4? 28.Qa6+-) 28.Ba6? (28.Ba4 Qc5 29.Qe3-+) 28…Nc2 (28...Nc2 29.Qf3 Rc5-+; 28...Rc5?! 29.Red1-+) 0–1. Ramsauer,Martin – Andre,Karl, GER theme, 1994. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.c4 Nf6 9.Ba3 e6 10.Bf8 Kf8 11.Nc3 Nc6 12.Nf3 g5 13.Nb5 g4 14.Nd2 a6 15.Nb3 Rb8 16.Nc3 h5 17.Qd2 b6 18.Be2 Bb7 19.0-0 Ne7 20.f3 Nf5 21.fg4 (21.d5 g3 (worse is 21...ed5 22.fg4 Nd6 23.g5+=) 22.hg3 Ng3+=) 21...hg4+= 22.Rf4 Qc7 (22...g3 23.h3 Ke8+=) 23.g3? (23.Bd3 g3 24.h3 Nh5+=) 23...Nh5 (better is 23...Qc6 24.d5 ed5 25.cd5 Nd5 26.Nd5 Qd5 27.Qd5 Bd5 28.Rf5 Bb3 29.Ra6 Be6+=) 24.Rg4= Nhg3 25.d5?? (better is 25.hg3 Rh1 26.Kf2 Rh2 27.Ke1 Rh1 28.Kf2 Rh2 29.Ke1 Rh1 30.Kf2=) 25...Rh2!-+ (25...Ne2?! 26.Qe2 Re8 27.Qf2-+) 26.Qd3 Ne2 27.Ne2 Qe5 28.Nf4?! Qh8 29.Qf3 Rb2 30.Re1 Qh2 31.Kf1 Nd4 1–0. Augstein,Joerg – Elsner,Frank, Mecklenburg VP LL1, 2000. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.c4 Nf6 9.Nc3 e5 10.d5 (10.de5 Qd1) 10...Nbd7 (10...Bc5!?-/+) 11.d6+= Nc5 12.Nb5 Ne6 13.c5 (13.Ra7?? Ra7 14.Na7 Qa5 15.Bd2 Qa7-+) 13...Bd7 14.Be3 (14.Bc4!? Rc8 15.Be6 Be6 16.Ra7 Rc5 17.Nc7 (worse is 17.Rb7 Qa5 18.Bd2 Qa8 19.d7 Bd7 20.Nc7 Rc7 21.Rc7 Bd6-/+) 17...Rc7 18.dc7 Qd1 19.Kd1+=) 14...a6-/+ 15.Nc3 Rc8 16.Nf3 (16.Nd5!?-/+) 16...Ng4 17.Ne4 (17.Qe2 Nc5 18.Bc5 Rc5-+) 17...Ne3 18.fe3 Nc5 19.Neg5? (19.Qd5 Ne4 20.Qe5 Be6 21.Qe4-+) 19...f6 20.Bc4 (20.Nh3 Bh3 21.gh3 Qd6-+) 20...fg5 21.0-0 Qf6 22.Qd5 (22.Nh4 Qd6 (22...gh4 23.Rf6 gf6 24.Qf3 Bd6 25.Qf6=) 23.Qh5 Kd8 24.Qg5 Kc7-+) 22...Qe6 (better is 22...Bd6!? 23.Ng5 Qg5 24.Qd6 Qe3 25.Kh1-+) 23.Qe6 (23.Ne5 Qd6 24.Qd6 Bd6-+) 23...Be6 24.Be6 Ne6 25.Rad1 Rd8 ½–½. Augstein,Joerg – Schreiner,Wolfgang, Mecklenburg VP LL1, 1999. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.c4 Nf6 9.Nc3 e6 10.Nf3 Bb4 11.Qb3 Nc6 12.Bd2 0-0 13.Be2 (13.Qb2 a5 14.Nb5 Bd7-/+) 13...a5-+ 14.0-0 Nd4 15.Nd4 Qd4 16.Rad1 Qh4 17.Bf3 e5 18.g3 Qh3 19.Bg2 Qf5 20.Be3 Bc3 21.Qc3 a4 22.h3 h5 23.Rfe1 Re8 24.Bc5 Ra6 25.Rd6 Rd6 26.Bd6 e4 27.Qb4 Qe6 28.c5 Qb3 29.Qd4 a3 30.Be5 Bf5 31.Bf1 (better is 31.Bf6!? gf6 32.Qf6-/+) 31...Qe6-+ 32.Bf6 gf6 (32...Qf6 33.Qa4 Qe7 34.Qa3-+) 33.Bc4 (better is 33.Qa4!?-/+) 33...Qe5-+ 34.Qe3 Ra8 (34...Bh3?! 35.Qa3 Rc8 36.Qb3-/+) 35.Ba2 Be6 36.Be6 Qe6 (36...fe6!? 37.Qh6 Qg5 38.Qg5 fg5 39.Kf1-+) 37.Ra1 a2 (worse is 37...Qh3 38.Qe4 Qc8 39.Qb4-/+) 38.Qd2 Kg7 39.Kh2 Qb3 40.Kg2 (40.Qc1 Qd5-+) 40...Qb1 41.Qc3 Ra3! 42.Qd4 Rd3 (42...Rd3 43.Qe4 Rg3 44.Kg3 Qa1-+) 0–1. Schlag,Franz – Fronczek,Heinrich (2270), GER–ch Seniors, 1997. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.c4 Nf6 9.Nc3 e6 10.Nf3 Be7 11.Be2 0-0 12.0-0 Nc6 13.Bf4 Bd6 14.Bc1 (14.Ne5 Bb4 15.Nc6 bc6+=) 14...Be7 (14...b6 15.Be3-/+) 15.Nb5 (15.Bf4 b6+=) 15...Ne8 16.Bf4 Nd6 17.Nc3 Bd7 (17...Bf6 18.Bd3+=) 18.Qb1= b6 19.Rd1 Ne8 20.Bd3 h6 21.Be4 (21.d5 ed5 22.cd5 Na5=) 21...Rc8 (21...Nf6 22.d5 Ne4 23.Ne4 ed5 24.cd5=) 22.d5 Na5? (22...ed5 23.Nd5 (worse is 23.Rd5 Nf6+=) 23...Bc5 24.Ne5 Ne5 25.Be5=) 23.Bd3 (23.de6 fe6 24.Bh7 Kh8+-) 23...e5 (better is 23...ed5!? 24.Ne5 Nf6=) 24.Ne5+/- Ra8 (24...Nd6 25.Nd7 Qd7 26.Bd6 Qd6 27.Ne4+/-) 25.Bh7 (25.Ne4 f5 26.Ng3 Bd6+-) 25...Kh8+/- 26.Bf5 (26.Nd7!? Qd7 27.d6+/-) 26...Bf5+= 27.Qf5 Nd6 28.Qd3 Qc8 29.Ra5 ba5+= 30.Nc6 Qd7 31.c5 Nc8 32.Ne7 Ne7+/- 33.c6 Nc6 34.dc6 Qc6 35.Rc1 Qf6 36.Qg3 Rfe8 37.Nd5 Qe6 38.Ne3 Rac8 39.Rd1 a4 ½–½. Schlag,Franz (2155) – Wilke,Erhard (1940), GER North–ch Seniors 6th, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.Bd3 g6 9.Nf3 Nc6 10.0-0 Bg7 11.Bg5 0-0 12.Qd2 Bg4 13.Be4 (13.Be2 a6-/+) 13...f6 14.Bh6 f5 15.Bg7 Kg7 16.Bd5 Qd5 17.Ne1 f4 18.f3 Bf5 19.Qb2 e5 20.de5 Qc5 21.Kh1 b6 22.Nc2 Ne5 23.Nd4 Nc4 24.Nf5 (24.Qb3 Bd7-/+) 24...Rf5-+ (worse 24...gf5 25.Qc1 Ne3 26.Re1-/+) 25.Qb3 Ne3 26.Rc1 (26.Rg1 Rh5 27.h3 a5-+) 26...Ng2! 27.Kg2?? (27.c4 Ne3 28.Nd2-+) 27…Rg5 (27...Rg5 28.Kh1 Qf2 29.Qf7 Kf7 30.Ra7 Ra7 31.Rd1 Qf3) 0–1. bobby fissure (2210) – marekt (2535), ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.Nf3 Bf5 9.Qb3 Nb6 10.Ne5 Qd5?? (better is 10...e6!?+=) 11.Qb6!?+= ab6 12.Ra8 Kd8 13.Na3 f6 14.Nec4 Kc7 15.Ne3 Qd7 16.Nb5 (16.Nf5?! Qf5 17.Nb5 Kc8+=) 16...Kc8 17.Nc4 (17.Nf5?! Qf5 18.Bc4 Qe4 19.Kd1 Qf5+=) 17...Qd8 (17...Qb5 18.Nd6! ed6 19.Bb5 Kc7+-) 18.Bf4 e5 19.de5 Bc5 (19...fe5 20.Be5 Kd7 21.Rb8+-) 20.e6! (20.e6 Be6 21.Rb8 Kd7 22.Rb7 Ke8 23.Rb8 Qb8 24.Bb8+-) 1–0. Drill,Frank (2135) – Fluvia Poyatos,Joan, La Pobla de Lillet op, 1996. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

8.Nf3 e6

9.Bd3 Qc7 10.Qc2 g6 11.0-0 Bd7 12.Re1 Bg7 13.Ba3 Nf4 14.Nbd2 Nd3 15.Qd3 Bc6 16.Nc4 Bb5 17.Nd6 Qd6 18.Qb5 (18.Bd6? Bd3 19.Bb8 Rb8 20.Ra7 Ke7-+) 18...Qc6 19.Qg5 Qc7 (19...f6!? 20.Qe3 Kf7+=) 20.d5+/- h6 (20...Bc3 21.Rac1 h6 22.Qe3+-) 21.Qg4 a6 22.de6 Bf6 (22...Bc3 23.ef7 Kf7 24.Nh4 Qh2 25.Kh2 Be5 26.Re5 g5 27.Re7 Kf6 28.Qf5) 23.Rad1 h5 (23...Bc3 24.ef7 Kf7 25.Nh4 Rg8 26.Re8 Qc6 27.Re7 Kf8 28.Rd8 Qe8 29.Rde8) 24.Qe4 Nc6 25.ef7 Kf7 26.Qe6 Kg7 27.Rd7 (27.Rd7 Qd7 28.Qd7 Kg8 29.Qb7+-) 1–0. Rihm,Frank – Bode,Andreas, corr, 1998. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

9.Bd3 Bd6 10.Qc2 +=.

9.Bd3 Be7 10.0-0 0-0 (10...Nc6 11.c4 Ndb4 12.Be2+=) 11.Ne5 (11.c4 Nb4=) 11...Nd7 (11...Nc6 12.Nc6 bc6 13.Qc2+=) 12.f4 (12.Nf3 g6=) 12...Qc7 (12...f6 13.Nc4-/+) 13.Rf3 (13.c4 Ne5 14.fe5 Nb4=) 13...g6 (13...f6 14.Rh3 f5 15.c4 Ne5 16.fe5+=) 14.Ba3 (14.c4!? Ne5 15.fe5=) 14...Ba3+= 15.Ra3 (15.Na3 Nc3 16.Qd2 Ne5 17.fe5-/+) 15...b6 (15...f6 16.Nd7 Bd7 17.Qd2-/+) 16.Qe1 (16.c4 Nb4 17.Nc3 Bb7=) 16...Qd8 (16...Bb7!?-/+) 17.c4 (better is 17.Nc6 Qc7 18.Ne5=) 17...Ne7 (17...N5f6 18.Qh4=) 18.Qe4 (better is 18.Be4!? Ne5 19.de5+/-) 18...Ne5= 19.fe5 (19.Qe5? Nc6 20.Qe3 Nd4-+) 19...Bd7 20.Rh3 (20.Qf4 Bc6 21.Rh3 h5+=) 20...Nf5 21.Qf4 f6 22.Be4 (22.Bf5 ef5 23.ef6 Rf6 24.Rae3+=) 22...fe5+= 23.Qe5 Qg5 24.Rhf3 (24.Rhc3 Rad8 25.Ra7 Qg4+=) 24...Rad8 (24...Qc1 25.Rf1 Qc4 26.Ba8 Ra8 27.Rc3 Qd4 28.Qd4 Nd4 29.Rc7=) 25.h4 (25.Rf4 Qh6 26.g3 a5+=) 25...Qc1 (25...Qh4 26.Rad3-/+ (26.Ra7?? Ne3 27.Re3 Qf2 28.Kh2 Qe3-+)) 26.Kh2+= Qc4 27.Ra7 b5 28.Rc7= Qb4 29.Nc3 Qe7 30.Bc6 Rf7 31.Ne4 Qh4 32.Rh3+= Qe7 33.g4 Ng7 34.Ng5 Rf2+= 35.Kg1 Qf8?? 36.Bf3+- Ra2 37.Nh7?? Ra1?? 38.Kg2+- Ra2 39.Kg3 Qe7 40.d5 Ra6 41.Nf6 Kf7 42.Ne4 Kg8 43.d6 Qf8 44.Nf6 Kf7 45.Nd7 Qd6 46.Nf6 (46.Nf6 Rd7 47.Rd7 Qd7 48.Nd7 Nf5 49.gf5 Rd6 50.Rh7 Ke8 51.Qh8) 1–0. Kovacic,G – Pammer,Andreas, AUT–chT2O, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

9.Bd3 Be7 10.Qc2 h6 11.0-0 Nc6 12.Na3 0-0 13.Nc4 b6 14.Ne3 Bb7 15.Ng4 Rc8 16.Qd2 Bg5 17.Qb2 Nf4 18.Bb1 Qd5 19.Ne3 Qd8 20.h4 Be7 (20...Bh4?! 21.g3 Bg5 22.gf4 Bf4 23.Qc2=) 21.g3 Nd5 22.Ng4? (22.c4 Ndb4-/+) 22...f5 (22...Nc3 23.Be3-+) 23.Nge5 Ne5 24.Ne5 Nc3 (24...Rc3?! 25.Bd2 Rc7 26.Ra7-/+) 25.Be3 a5 26.Bd3 Bf6 ½–½. Johnson,C (1885) – Garrett,William J (1950), Stillwater USA, 3rd OCF, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.ed5 Nf6 5.ab4 Nd5 6.d4 Nb4 7.c3 Nd5 8.Nf3 e6)

9.Bd3 Be7 10.c4 Kf8?? (better is 10...Nb4+=) 11.cd5+- ed5 12.0-0 Nc6 13.Nc3 (13.Qb3 Nb4+-) 13...Bg4 14.Be2 Rc8 (14...a6 15.Re1+-) 15.h3 Bf5 (15...Be6 16.Re1+-) 16.Qb3 b6 (16...Be6 17.Ba3+-) 17.Re1 (17.Ba6 Na5 18.Ra5 Rc3 19.Qc3 ba5+-) 17...Be4 (17...Na5 18.Qb2+-) 18.Ne4 de4 19.Ne5 Nd4 (19...Ne5 20.de5 Qd4+-) 20.Qf7 1–0. marre – spll, internet, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 Nb4 7.c3 Nd5)

9.Ne5 Bd6 10.Qg4 0-0 11.Bd3 f5 12.Qg3 Nd7 13.0-0 ½–½. Zhdanenia,Konstantin – Borst,John (1815), ZH–2006–0-00007, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.ab4 e5

7.Bb5 Nc6 8.de5 (8.Bc6 bc6 9.de5 Nb4 10.Qd8 Kd8 11.Na3 Bc5 12.Nf3 Rb8 13.Be3 Be3 14.fe3; 8.c4 Nc7 9.Bc6 bc6 10.Ne2 ed4 11.0-0 Ne6 12.Bb2 Bb4 13.Nd4 Nd4 14.Bd4) 8...Bb4 9.Bd2-/+ (9.c3 Nc3 10.Bc6 bc6 11.Qd8 Kd8 12.Bd2 Nd5 13.Nf3 c5 14.Na3) 9...Bd7 10.Bb4 Ndb4 11.c3 Qe7 12.Be2 0-0-0 13.cb4 Bh3 14.Qc2.

7.Bb5 Bd7 8.Bd7 (8.Bc4 A) 8...Bb4 9.Bd2 Nb6 10.Bb4 Nc6 11.Bb3 Nb4 12.de5 Qc7 13.Nf3 0-0 14.0-0; B) 8...Nb6 9.Bd3 (9.Bb3 ed4 10.Qd4 Nc6 11.Qe3 Be7 12.b5 Nb4 13.Nc3 0-0 14.Qe4) 9...Bc6 10.Nf3 e4 11.b5 ef3 12.0-0 Bd5 13.Re1 Kd7 14.c4; C) 8...Be6 9.b5 Bb4 10.Bd2 ed4-/+ (10...0-0 11.Ne2 ed4 12.Bb4 Nb4 13.Be6 fe6 14.0-0) 11.Nf3 Bc5 12.Qe2 0-0 13.0-0 Nd7 14.c3) 8...Qd7 (worse is 8...Kd7 9.Nf3 (9.de5 Kc7 10.c3 Nc6 11.Nf3 f6 12.0-0 Ne5 13.Qe2 Qe8 14.Rd1) 9...Bb4 10.c3 Nc3 11.Qb3+= Nc6 12.Ne5 Ne5 13.de5 Qe7 14.Nc3; 8...Nd7 9.c3 (9.Ne2 Bb4 10.c3 Be7 11.0-0 0-0 12.Qb3 N7b6 13.de5 Qc7 14.Ra5) 9...Qc7 10.Ne2 e4 11.Qb3 N7f6 12.c4 Nb4 13.0-0 Be7 14.Bd2) 9.de5 (9.Ne2 Bb4 (9...ed4 10.b5 Bb4 11.Bd2 Bc5 12.Na3 a6 13.ba6 0-0 14.0-0) 10.c3 Be7-/+ 11.c4 Nb6 12.c5 Nd5 13.de5 Nc6 14.0-0; 9.b5 Bb4 10.Bd2 Qb5 11.Qe2 Qe2 12.Ne2 Nc6 13.de5 Ne5 14.0-0) 9...Bb4 10.Bd2 0-0 (10...Nc6 11.Nf3 Nf4 12.g3-/+ (12.0-0 0-0-0 13.g3 Nh3 14.Kh1) 12...Nh3 13.Qe2 Bc5 14.Be3) 11.Nf3 Bd2 (11...Rd8 12.Bb4 (12.0-0 Nf4 13.c3 Be7 14.Ra4) 12...Nb4 13.Qe2-/+ Qf5 14.Na3; 11...Qf5 12.0-0 Nc6 13.Qe2 Rfd8 14.c3) 12.Qd2+= Nc6 (12...Rd8 13.Nc3 Nc3 14.Qc3) 13.0-0 Rad8 (13...Rfd8 14.Nc3=) 14.Re1 (14.Nc3 Qe6 15.Rad1 Ndb4=) 14...Rfe8 (14...Qf5 15.Na3+=) 15.Nc3+= Ndb4 16.Qe2 (16.Qd7 Rd7 17.Re2 a6+=) 16...Qf5 17.Rac1 a6 18.Qc4 (18.Qe4 Qe4 19.Re4 a5+=) 18...Qe6 (18...a5 19.Qe2+=) 19.Qh4 h6 20.h3 (20.Qe4 a5+=) 20...Qf5 21.Re2 (21.Qe4 Qe4 22.Re4 a5+=) 21...Nd5 22.Qc4? (better is 22.Nd5!? Rd5 23.Qc4+=) 22...Nf4-+ (22...Ne5 23.Re5 Re5 24.Ne5+-) 23.Re3 Ne5 24.Ne5 Re5 25.Rf3 (25.Rd1 Rd1 26.Nd1 a5-+) 25...g5 26.Qc7? (better is 26.g3 Rc8 27.Qd4 Qh3 28.gf4 Qf3 29.Qe5 Qc3 30.Qd5-+) 26...Rde8 (better is 26...Rc8 27.Qb7 Rc3 28.Rc3 Ne2 29.Kh1 Nc1-+) 27.Qb7-/+ 0–1. Radonjic,Aleksandar (2130) – Jotic,Vladimir (2240), TCh–Vojvodina, Sombor SCG, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 e5)

7.c3 ed4-/+ 8.Qd4 Nc6 9.Bb5 Nc7 (9...Be7!? 10.Nf3 0-0 11.Bc6 bc6-/+) 10.Qd8 (10.Bc6 bc6 11.Qd8 Kd8+=) 10...Kd8= 11.Bc6 bc6 12.Be3 (12.Nf3 Bd6+=) 12...c5 (12...Nd5 13.Ne2+=) 13.bc5= Bb7 (13...Nd5 14.Bd4 Nf4 15.Kd2=) 14.Nf3+= Bf3 15.gf3 Ne6 16.c6 (16.Ra5 Kc7+=) 16...Bc5 (16...Kc7 17.Nd2= (17.Ba7? Bc5-+)) 17.Nd2 (17.Na3 Kc7=) 17...Kc7 18.Ke2 (18.Nc4 Rhe8=) 18...Rhe8 (18...Kc6 19.Nc4=) 19.Ra4 (19.Nc4 f5=) 19...f5 (19...Rab8 20.Ne4 Rb2 21.Kd3 Rd8 22.Kc4=) 20.f4 (20.Nb3 Bb6=) 20...g5 21.Kf3 (worse is 21.fg5 f4 22.Ne4 fe3 23.fe3 Kc6-/+) 21...Be3 (21...g4 22.Kg2=) 22.fe3 gf4 23.ef4 (23.Nc4 fe3 24.Ne3 f4=) 23...Rad8 24.Ra7 Kc6 25.Ra6 ½–½. Rossetto,Hector – Sanguineti,Raul, Sao Paulo, 1957. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 e5)

7.c3 ed4 8.Qd4 Nc6 9.Bb5 Be7 10.Qg7 Bf6 11.Qg3 Ndb4 12.cb4? (better is 12.Qe3!? Be6 13.Qe2+=) 12...Ba1 13.Ne2 Bf6 14.Nbc3 Be6 (14...a6 15.Bc6 bc6 16.Ne4-/+) 15.0-0 Qe7 16.Ne4 0-0-0 (16...h6 17.Bf4 Bb2 18.Bd6+=) 17.Nf6= Qf6 18.Bg5 Qg7 19.Bd8 ½–½. Koenig,Uwe (2355) – Kirwald,Franz (2375), RSX7D – B20 – Siz. FluegelG.–1, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.c3 ed4 8.Qd4 Be7 9.Bb5 Nc6 10.Qg7 Bf6 11.Qg3 Ndb4 12.cb4 Ba1 13.Ne2 Qf6 14.0-0 Be5 (14...Qe5 15.Bc6 bc6 16.Qf3-/+) 15.f4 Bc7 16.Nbc3 Be6 17.Qf3 0-0 18.f5 Qe5 (18...Bb3 19.Ne4 Qe5 20.Bf4 Bb6 21.Kh1 Qf5 22.Bc6 bc6 23.Nd6+/-) 19.Qh5 (19.Qg4 Kh8 20.Bc6 bc6-/+) 19...Nb4 20.Bh6 Nd5 21.Bf8 Rf8 (21...Nc3?! 22.Nc3 Rf8 23.Qg5 Kh8 24.Qh6 Bb6 25.Kh1+=) 22.Qg5 Kh8 23.Qh6 Qe3 24.Qe3 Ne3 25.fe6 Bh2 26.Kh1 Nf1 27.e7 Bd6 28.ef8Q Bf8 29.Kg1 Nd2 30.Kf2 Kg7 31.Bd3 Nb3 32.Bc2 Nc5 33.Ke3 Ne6 34.Nf4 Bc5 35.Ke4 Nf4 36.Kf4 Bb4 37.Nb5 a6 38.Nd4 h6 39.Be4 b6 40.Kf5 Bc5 41.Nc6 Bd6 42.Bd3 a5 43.Ke4 ½–½. Koenig,Uwe (2330) – Raap,Christian (2375), RSX7D – B20 – Siz. FluegelG.–1, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.de5 Bb4 8.c3 Bc5 +=.

7.Nf3 e4 8.Nfd2 Bb4 9.Qe2 0-0 10.Bb2 Re8 11.c3 e3 12.fe3 Re3 13.cb4 Re2 14.Be2 Nb4 15.0-0 N8c6 16.Ra3 (16.Nf3 Bf5 17.Nbd2 Bd3-+) 16...Nd4 17.Bc4 Be6 18.Be6 Ne6 19.Rg3 (19.Raf3 Nd3-+) 19...Rc8 (19...Nd3!? 20.Rgf3 Nb2 21.Rf7 Qb6 22.Kh1-+) 20.Ne4 Nd5 21.Kh1 Qc7 22.Nbc3 Ndf4 23.Nb5 (23.Rgf3-+) 23...Qc4 24.Rf4 (24.Rgf3 Qb5 25.Bc1-+) 24...Qc1!! 25.Bc1 Rc1 (25...Rc1 26.Rf1 Rf1) 0–1. Lakota,Tomasz – Oszczanowski,Witold, Mistrzostwa Polski Juniorow do lat Poland, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.a3 Nd5 6.ab4 e5)

5.Bb5 Bd7

6.Bc4 Qa5 7.Qf3 b3 (7...Ba4 8.c3=) 8.c3 ba2 9.Ra2 Qc7 (9...Qc7 10.Na3 a6+=). Klaus Behrmann – Bazza3, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7)

6.Bc4 g6 7.Ne2 (7.Nf3 Bg7=) 7...Bg7 8.a3 ba3 (8...b5 9.Bb3 ba3 10.Ba3+=) 9.Ba3 (9.Qd3 b5 10.Bb5 Nd5 11.Na3 a6 12.Bd7 Qd7= (worse is 12...Kd7 13.Qf3 Ke8 14.c4+/-)) 9...0-0 (9...b5 10.Bb3+=) 10.h4 (10.Nbc3 Qc7 11.Bd3 Re8=) 10...Bg4 (10...b5 11.Bb3-/+) 11.f3+= Bc8 12.Nbc3 Nbd7 (12...a6 13.Bb4+=) 13.h5 (13.d6 e6=) 13...Nb6 14.Bb3 Nbd5 15.hg6 hg6 (worse is 15...fg6 16.Nf4 e6 17.Bf8 Bf8 18.Ncd5 Nd5 19.Nd5 ed5 20.Qe2+/-) 16.Qd2 Nc3 17.Qc3 Bf5 (17...Re8 18.Bc4+=) 18.Qe3 (18.g4 Bd7+=) 18...Nd5+= 19.Qg5 (19.Qd2 b5+=) 19...e5 20.Qd2 Re8 21.g4 ed4 22.0-0-0 (better is 22.gf5!? d3 23.Qd3 Re2 24.Qe2 Ba1 25.fg6 Qa5 26.Kf1 Qa3 27.Bd5+=) 22...d3!-+ 23.cd3?? (better is 23.gf5 Re2 24.Qd3 Qg5 25.Rd2-+) 23...Rc8 24.Kb1 (24.Bc4 Qf6 25.Bb2 Qb2 26.Qb2 Bb2 27.Kd2-+) 24...Re2! 25.gf5 (25.Qe2 Nc3 Double attack (25...Nc3 Decoy)) 25...Rd2 (25...Qb6 26.Bb4 Rd2 27.Rd2 Qb4 28.Rb2 Qd4 29.Ra2 Nc3 30.Kc1 Na2 31.Kd1 Rc1 32.Ke2 Nc3 33.Kd2 Qf4) 26.Rd2 Nc3 27.Kc2 Nb5 (27...Nb5 28.Kd1 Qf6-+) 0–1. Kopcak,Stanislav – Lasanda,Michal (2190), SVK–ch Bratislava, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7)

6.Bd7 Kd7?! 7.c4 b5 8.Nf3 =.

6.Bd7 Qd7 7.Nf3 Qd5 8.0-0 Nc6 9.Qd3 0-0-0 10.c4 Qd7 11.Bb2 e5 12.Nbd2 (12.de5 Qd3 Pinning (12...Qd3 Deflection); 12.Ne5 Nd4 Deflection) 12...ed4 13.Nb3 Bd6 14.Rad1 Rhe8 15.Nbd4 Nd4 16.Bd4 Ne4 17.Qb3 b6 18.Be5 Qe7 19.Rd5 Bc5 20.Qc2 f5 21.Qa4 Kb7 22.Bd4 Nc3 23.Bc3 bc3 24.Qb3 (24.Rf5 Qd7 25.Qc2 Qd3 26.Rf7 Ka8 27.Qd3 Rd3-+) 24...Rd5+= 25.cd5 Qf6 26.Qb5 Rc8 27.Qd7 Kb8 28.Qa4 g5 29.Qc2 (29.Re1 c2! 30.Qc2 Bb4-+) 29...g4-+ 30.Ne1 Qe5 31.Nd3 Qd5 32.Rd1 Bd4 33.Kh1 Re8 34.Nb4 Qc4 35.Nd3 Bf6 36.a3 f4 0–1. Valverde,Mario (2055) – Solis,Jose Alberto (2460), CiF–CUP2008 remoteschach.de, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7)

6.Bd7 Nbd7?! 7.Nf3-/+.

6.Bc4 b5

7.Bb3 a5 8.a3 ba3 9.Ba3 Na6 10.c3 Nc7 11.Nf3 Nfd5 12.0-0 e6 13.Bf8 Kf8 14.Ne5 f6 15.Ng4 h5 16.Ne3 Kf7 (16...Bc6 17.Nd5 Nd5 18.Re1-/+) 17.Qf3 Bc6 18.Nd2 Qd7 19.Ne4? (better 19.Nd5 Nd5 20.Bc2=+) 19...Nc3!-+ 20.Ng5? (20.Nc3 Bf3 Pinning (20...Bf3 Deflection; 20...Bf3 Clearance)) 20...Kg8 (better 20...Kf8!? 21.d5 ed5 22.Rfe1-+) 21.d5 N3d5 (21...N7d5 22.Nd5 Nd5 23.Ne6 Qe6 24.Rac1-+) 22.Nd5 (22.Ne6 Qe6 (22...Ne6?! 23.Bd5 Bd5 24.Nd5=+) 23.Rfd1 Rd8-+) 22...Bd5 (22...ed5 23.Ne4-+) 23.Bd5 Qd5 24.Qg3 Qg5 (24...Ne8 25.Nh3-+) 25.Qc7 Kh7 (25...a4 26.Qe7-+) 26.f4 (26.Ra5 Rhc8 27.Qd7 Ra5 28.Qc8 Qf5-+) 26...Qg4 (26...Qd5 27.Rad1 Qf5 28.Rd7-+) 27.h3 (27.Ra5 Qe2 28.Ra8 Ra8-+) 27...Qg3 (27...Qe2 28.Rfe1 Qc4 29.Qc4 bc4 30.Re6-+) 28.Rf3 (28.Qc5 Qg6 29.f5 Qg5 30.Qb5 Rhd8-+) 28...Qg6 29.Re1 (29.f5 ef5 30.Qc5 Rhc8-+) 29...Rhe8 30.Ree3 (30.Rfe3 a4-+) 30...h4 (30...a4 31.Rg3 Qh6 32.Rgf3-+) 31.Qd7 (31.Qc3 Qb1 32.Rf1 b4 33.Rb1 bc3 34.Rc3 Kg6-+) 31...Qf5 32.g4 (32.Qd2 b4-+) 32...Qc5 (32...Qd5 33.Qf7-+) 33.Kg2 White intends f5 (33.Qd2 e5 34.fe5 Re5 35.Qd3 Kg8 36.Qb3 Kh8-+) 33...Rad8 34.Qf7 Re7 35.Qh5 White plans f5 35...Qh5 36.gh5 Kh6 37.f5 (37.Rd3 Rb8 38.Rd6 b4-+) 37...e5 38.Ra3 (38.Re4 Kh5 39.Ra3 a4-+) 38…a4 0-1. unconvential (2195) - ANNALENA (2285), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5)

7.Bb3 a5 8.a3 ba3 9.Ba3 Na6 10.Nf3 b4 (better 10...a4!? 11.Ba2 b4-/+) 11.Bb2 Nc7 12.c4 bc3 13.Nc3 Qb8 14.0-0 Qb7 Increasing the pressure on the isolated pawn on d5 15.d6 (15.Ne5 A) 15...Ncd5? 16.Nd5 Nd5 A1) 17.Nd7?! Kd7 (17...Qd7?? 18.Ba4+-) 18.Qf3 e6+-; A2) 17.Qf3+-; B) 15...Rb8 16.Bc4 Ncd5 17.Nd5 Nd5+-) 15...Ne6 (15...ed6 16.Re1 Be7 17.Ba3=) 16.de7 (16.Re1!?+/-) 16...Be7+= 17.Re1 0-0 18.d5 Nc5 19.Re7 Nb3 20.Ra3 Nc5 21.Na4?? (better 21.Ra2+=) 21...Ba4-+ (21...Na4 22.Bf6 gf6 23.Qa4 Qb1 24.Re1 Qe1 25.Ne1 Ba4 26.Ra4-+) 22.Ra4?? (22.Rb7 Bd1 23.Rb5-+) 22...Qe7 (worse 22...Qb2 23.Rd4-+) 23.d6 (23.Rc4 Rfc8-+) 23...Qb7 24.Bf6 (24.Ra2 Nfe4 25.Be5 f6-+) 24…Na4 (24...Na4 25.Be5 Rfb8-+) 0-1. unconvential (2235) - NevSky (2310), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 d5 3.ed5 cb4 4.d4 Nf6 5.Bb5)

7.Bb3 a5 8.a3 ba3 9.Ba3 Bg4 10.Qd3= Qd7 11.Nf3 (11.Nc3 a4 12.Bc1 Ra6 13.Qb5 Qb5 14.Nb5 ab3 15.Nc7 Kd7 16.Na6 Na6 17.Ra6 bc2+/-) 11...Bf5=+ (11...Nd5? 12.Ne5 Qb7 13.Ng4+-) 12.Qe2 Nd5 (12...a4 13.Ba2 Qb7 14.Nc3=) 13.Ne5= Qb7 Black plans b4 (better 13...Nf4 14.Bf7 Kd8 15.Nd7 Ne2 16.Ke2 Nd7=) 14.c4?? (better 14.Qf3 e6 15.Nc3 Ba3 16.Ra3+/-) 14...Nf4-+ 15.Qd2 (15.Qf3 Qf3 16.Nf3 a4-+) 15...Qe4 (better 15...Ng2 16.Kf1 Ne3 17.Qe3 Qh1 18.Ke2 f6-+ (18...Bb1 19.Bc2 Qh2 20.Qf3=)) 16.Kd1 b4?? (16...Qg2 17.Re1 Nh3 18.Re2-+) 17.Bb4?? (better 17.Re1 Qg2 18.Qf4+-) 17...ab4-/+ 18.Qb4?? (18.Ra8 Qa8 19.Qf4-/+) 18...Qd4-+ 19.Ke1 Qe5 20.Kf1 (20.Kd2 Qb2 21.Bc2 Qc2 22.Ke3 Qe4 23.Kd2 Qd3 24.Ke1 Ng2) 20...Bd3 21.Kg1 Ne2 (21...Nh3 22.gh3 Qg5) 22.Kf1 Nc3 23.Kg1 Qe1 (23...Nb1?! 24.Ra8 f5 25.c5-/+) 0-1. unconvential (2230) - NevSky (2320), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 d5 3.ed5 cb4 4.d4 Nf6 5.Bb5)

7.Bb3 a5 8.a3 ba3 9.Na3 a4-/+ 10.Ba2 b4 11.Nc4 Nd5 12.Qf3 Be6 13.Ne3 Ra5 14.Bd5 Bd5 (14...Rd5?! 15.Nd5 Bd5 16.Qg3=) 15.Nd5 Rd5 (better is 15...Qd5!? 16.Qd5 Rd5 17.Ra4 Nc6+=) 16.Ra4= e6 17.Ne2 Bd6 18.0-0 (18.c4 bc3 19.Nc3 Qc7=) 18...0-0 (18...Qc7 19.Bf4 Bf4 20.Nf4-/+) 19.Qg4 (better is 19.c4!? bc3 20.Nc3=) 19...Qc7-/+ 20.Bf4 Nc6 (20...Qc2 21.Bd6 Qa4 22.Bf8 Kf8 23.Nf4-/+) 21.Ra6 Nd4-/+ 22.Nd4 Bf4-+ 23.Rc6? Rd4 24.Rc7 Bh2! 25.Kh2 Rg4 26.f4 Rh4 27.Kg3 Rh5 28.Rb7 Rc5 29.Rc1 Rc4 30.Kf3 h6 31.g3 Rfc8 32.Rd1 R8c7 33.Rb8 Kh7 34.Kg4 Kg6 35.Rd6 h5 36.Kh4 Rc2 37.Kh3 Rb2 38.Rb5 Rcc2 39.Rg5 Kh6 40.g4 Rb3 (40...Rb3 41.Rd3 Rd3 42.Kh4 Rh2#) 0–1. Gvozdenovic,S (2125) – Zecevic,Iv (1965), Open, Bar MNE, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Bb3 a5 8.a3 a4 9.Ba2 Bg4 10.Qd3 b3 11.cb3 (11.Qb5? Bd7 12.Qb7 Ra6 (12...ba2 13.Qa8 ab1B 14.Rb1+/-) 13.cb3 Rb6-+) 11...Qd5 12.Nf3 Bf3 13.gf3 Nc6 The isolani on d4 becomes a target 14.Be3? (better 14.ba4 Qd4 15.Qb5=+) 14...Ne5!-+ (14...Qf3?! 15.Rf1 b4 16.ba4 ba3 17.Nd2=+) 15.Qc2 (15.de5 Qd3 Pinning (15...Qd3 Deflection)) 15...Nf3 16.Ke2 Nd4 17.Bd4 Qh1 18.Nd2 (18.ba4 ba4 19.Nd2 Qb7-+) 18...Qb7 19.Rc1 e6 20.ba4 Ba3 (20...Ra4 21.Bf6 gf6 22.Bb1-+) 21.Qb3 (21.Rb1 b4 22.Bf6 gf6 23.Ne4-+) 21…Bc1 0-1. unconvential (2155) - NevSky (2235), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 d5 3.ed5 cb4 4.d4 Nf6 5.Bb5)

7.Bb3 a5 8.c3 a4-/+ 9.Bc2 Nd5 10.cb4 Nb4 11.Be4 (11.Nf3 Bc6 12.Na3 e6-/+) 11...Bc6-+ 12.Bc6 N8c6 (worse is 12...N4c6 13.d5 Qa5 14.Kf1-/+) 13.Be3 (13.Nf3 Nd4! 14.Na3 Nf3 15.Qf3 Rb8-+) 13...Nd4! 14.Na3 (14.Qd4 Nc2 Double attack (14...Nc2 Decoy); 14.Bd4 Qd4) 14...Nbc6 15.Rb1 Qa5 16.Bd2 b4 17.Nf3 e5 (17...Qd5!? 18.Nc2 Qe4 19.Ne3-+) 18.0-0 Be7 19.Nd4 Nd4 20.Qe1 (20.Nc2 Nc2 21.Qc2 0-0-+) 20...Nc6 (20...Rb8!? 21.Kh1-+) 21.Nc2 Rb8 22.a3 0-0 23.Nb4 Nb4 24.Bb4 Bb4 25.ab4 Qb5 26.f4 f6 27.fe5 fe5 28.Rf8 Rf8 29.Rc1 Qb6 30.Kh1 Qd4 31.Ra1 e4 32.Ra4 e3 33.h3 Qd3 (33...Qc4 34.Kh2 e2-+) 34.Kh2+= e2 35.Ra2 Re8 36.Ra1 Qd4 37.Rb1 Qe4 0–1. Haas,Bernd – Ramsauer,Martin, GER theme, 1994. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7)

6.Bc4 Bf5

7.Ne2 Nd5 8.Ng3 Bg6 9.0-0 e6 (9...Nc6 10.f4 f6 11.f5-/+) 10.f4+= Be7 11.f5 ef5 12.Nf5 Bf6 13.Qe2 (13.Qf3 Bf5 14.Qf5-/+) 13...Ne7-/+ 14.c3 (14.Kh1 Nbc6 15.c3 0-0 16.Nh6 Kh8 17.Rf6 gf6 18.cb4 Ng8-+) 14...0-0 (14...Nbc6 15.Ne7 Qe7 16.Qe7 Ke7 17.Re1 Kd8 18.Bb2-+) 15.Ne7 (15.Nh6 Kh8 16.Rf6 gf6-/+) 15...Be7 16.Bb2 (16.Be3 Nc6 17.d5 Ne5 18.cb4 Rc8-+) 16...Nc6-+ 17.cb4 (17.Nd2 Bf6 18.Ne4 Be4 19.Qe4 bc3 20.Bc3 Bd4 21.Bd4 Qd4 (21...Nd4? 22.Rad1+-) 22.Qd4 Nd4-/+) 17...Nb4 (17...Bb4 18.Nd2-/+) 18.Nc3 (18.Nd2!? Rc8 19.Rad1 Bf6-+) 18...Rc8 (better is 18...Bf6 19.Rad1 Rc8-+) 19.d5? (better is 19.Na4-+) 19...Nc2 20.d6 (20.Na4 Na1 21.Ba1-+) 20...Bd6 21.Nd5 Qh4 (21...Qh4 22.g3 Qc4 23.Qc4 Rc4-+) 0–1. Abelleyro,Fernando – Arregui,Jose Luis (2310), Villa Ballester op, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bf5)

7.Ne2 Nd5 8.Ng3 Bg6 9.h4 h6 10.h5 Bh7 11.0-0 e6 12.Bd5 (12.a3 Nc6-/+) 12...Qd5 13.c4 (better is 13.a3!?-/+) 13...Qc4-+ 14.Be3 Nc6 15.a3 (15.Nd2 Qd5-+) 15...0-0-0 (15...Bd3!? 16.Re1-+) 16.Nd2 (16.ab4 Kd7-/+) 16...Qd5-+ 17.Nf3 (17.ab4 Bb4 18.Nf3 Bd6-+) 17...b3 18.Qc1 Kb8 (18...Bd6 19.Qc3-+) 19.Qb2 Be7 (19...Bd6 20.Rac1-+) 20.Rfc1 (20.Ne5 Ne5 21.de5 Rc8-+) 20...Rc8 (20...Bd6 21.Rc3 Bc2 22.Rc1-+) 21.Ne2 Bc2 22.Ne1 Na5 23.Nc2 bc2 24.Rc2 Nc4 25.Qc1 Ne3-+ 26.Rc8 Rc8 27.Qe3 Bf6 28.Rd1 Qh5-+ 29.g3 a6 30.Rb1 Qd5 31.Rd1 e5 32.Nc3 ed4 33.Nd5 de3 34.fe3 Be5 35.Ne7 Re8 36.Rd7 Bg3 37.Nf5 Be5 38.Rf7 Ka7 39.Kf2 Kb6 40.Ng7-/+ Bg7 41.Rg7 Rh8 42.Rg4 h5 43.Rh4 Kc5 44.a4 Kb6 45.Ke2 Ka5 46.Kd3 Rd8 47.Kc3 Re8 48.Kd3 Re5 49.Rf4 Rg5 50.Kc3 Rg4 51.Kd3 Rg5 52.Kc3 Rc5 53.Kb3 Re5 54.e4 Kb6 55.Kb4 Re6 56.Rh4 Rh6 57.a5 Kc6 58.Kc4 Kd6 59.Kd4 Rh8 60.e5 Ke6 61.Ke4 Rh7 62.Rh1 h4 63.Rb1 Rc7 64.Rb6 Kf7 65.Kf5 Kg8 66.Rg6= Kf8 67.Rh6 Rc4 68.e6 Ke7 69.Rh7 Kd6?? 70.Rb7 h3+= 71.Rd7 Kc6 72.Rd3 h2= 73.e7 Re4 74.Ke4?? h1Q-+ 75.Kf5 Qh5 76.Kf6 Qh4 77.Ke6 Qh6 78.Kf5 Qh5 79.Kf6 Qh6 80.Kf5 Qh7 81.Kf6 Qd3 ½–½. Lopez Mateo,Pedro – Lopez Rodriguez,Jose Luis (2325), Valencia–A, 1994. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Qf3 Be4-+ 8.Bb5 (better is 8.Qh3-+) 8...Nbd7 9.Qh3 Qa5 10.Bd7 Nd7 11.Ne2 Qd5 12.c4 Bg2 13.Qb3 Qf3 (13...Qa5!? 14.Rg1 Bc6 15.Nd2-+) 14.Rg1 Qb3 (14...e5!? 15.Qf3 Bf3 16.Nd2-+) 15.ab3 Be4 16.Nd2 Bg6 17.Nf4 (17.f3 e5 18.Bb2 Bd6-+) 17...e6 (17...e5 18.de5 Ne5 19.Ke2-+) 18.c5 (18.Ke2 Bd6 19.Ng6 hg6-+) 18...Be7 (18...e5 19.de5 Ne5 20.Bb2-+) 19.Ra4 0-0 20.Nc4? (better is 20.Rb4!? b6 21.Ng6 fg6 22.Ne4-/+) 20...b5-+ 21.cb6 ab6 (21...Nb6 22.Ng6 fg6 23.Nb6 ab6 24.Ra8 Ra8 25.Kd1-+) 22.Ng6 hg6 23.Ra1?? (23.Ra8 Ra8 24.Ke2-+) 23...Ra1 24.f4 Ra2 (better is 24...Rc1 25.Kf2 Rc2 26.Kf3 Rc3 27.Ke2 Rb3 28.h4-+) 25.Bd2 (25.h3 b5 26.Ne3 Rc8-+) 25...b5 26.Ne5 (26.Ne3 Nf6 27.Rg2 Rb2-+) 26...Ne5 27.fe5 Rb2 (better is 27...Rc8 28.Rg2 Rcc2 29.Kd1-+) 28.Rg3 Bh4 (28...Bh4 29.Kd1 Bg3-+) 0–1. Roerholt,Leif (1840) – Jensen,Thore (2045), DM, 2013. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bf5)

7.Nf3!? Nd5 8.0-0-/+.

7.Bg5 Be4 8.Nf3 Bd5 9.Bd5 Nd5 10.0-0-/+.

7.Bb5 Nbd7

8.c4 a6 9.Bd7 Qd7 10.Nf3 b5 11.Ne5 Qc8 12.Qd2 bc4 13.Qb4 Nd5 14.Qa4-/+.

8.c4 bc3 9.Nc3 a6 10.Ba4 b5 11.Bb3 Nb6 (11...Rc8 12.Qf3 Qa5 13.Bd2 b4 14.Nce2-/+ –1.37) 12.Bb2 (12.Qf3 Bg4 13.Qf4 Qc8 14.Bd2-/+ –0.94) 12...Nbd5 13.Nd5 (13.Nf3 e6 14.Nd5-+ –1.44) 13...Nd5 14.Qf3 (14.Ne2-+ –1.44) 14...e6 15.Ne2 Bb4 16.Nc3 Nc3 17.Bc3 Bc3 18.Qc3 0-0 19.0-0 Rc8 20.Qd2 Be4 21.f3 Bd5 22.Rfe1 Bb3 23.ab3 Qb6 24.Ra2 Rfd8 25.Rd1 Rd6 26.Qf4 Rcd8 27.Rad2 Rd5 28.Qe3 e5 29.Re1 Rd4 30.Rd4 Qd4 31.Qd4 ed4 32.Rd1 d3 33.Kf2 d2 34.Ke2 Kf8 35.Rd2 Rd2 36.Kd2 a5 37.Kc3 Ke7 38.Kd4 Kd6 39.f4 f5 40.g3 g6 41.h3 h5 42.h4 a4 43.ba4 ba4 44.Kc4 a3 45.Kb3 Kd5 46.Ka3 Ke4 47.Kb4 Kf3 48.Kc5 Kg3 49.Kd5 Kf4 50.Ke6 Kg4 51.Kf6 f4 (51...f4 52.Ke5 f3 53.Kf6 f2 54.Ke6 Kh4 55.Ke5 g5 56.Ke4 g4 57.Ke3 f1Q 58.Ke4 Qf3 59.Ke5 g3 60.Kd6 g2 61.Kc5 g1Q 62.Kc4 Qc1 63.Kb5 Qcc6 64.Kb4 Qfc3) 0–1. Stavrou,Nikos – Kalofonos,P (1710), 39th TCh–GRE, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

8.c4 bc3 9.Nc3 a6 10.Bd3 Bd3-/+.

8.Bc4 a6 9.Nf3 Nb6 10.Be2 (10.Bb3 Nbd5 11.a3 e6-/+) 10...Nfd5 (10...Rc8 11.Bd3 Bd3 12.Qd3-+) 11.0-0 (11.Nh4 Be4-/+) 11...e6 12.a3 (12.Bd3!? Bd3 13.Qd3-+) 12...Rc8-+ 13.Bd3 Bd3 14.Qd3 Qc7 15.ab4 (15.Ne1 Bd6 16.g3 b3 17.Qb3 Nc4-/+) 15...Qc2 16.Qe3?? (16.Qc2 Rc2 17.Na3-+) 16...Ne3 17.Be3 Nd5 (17...Bb4!? 18.Na3 Qe2 19.Nb1-+) 18.Na3 Qc7 19.Rac1 Qd8 20.Nc4 Bb4 21.Nce5 0-0 22.Rc8 Qc8 23.Rc1 Qd8 24.Nd3 Bd6 25.Nc5 (25.Bd2 Qd7-+) 25...Bc5 26.Rc5 Ne3 (26...b5 27.Kf1-+) 27.fe3 Qb6 28.h3 (28.Kf2 Qb2 29.Kg3 b5-+) 28...Qb3 29.Kf2 h6 (29...Qa2 30.Kf1-+) 30.Ne5 b6 31.Rc7 a5 32.Nd7 (32.h4 a4 33.Ra7 a3-+) 32...a4 (32...Ra8!? 33.Ne5-+) 33.Nf8 Kf8 0-1. Galli,G (1810) - Botta,Alejandro (2190), XX Rio Grande Domingo Int, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5)

8.Ne2 Qa5 9.c4 (9.Bc4 Rc8 10.Nd2 b5 11.Bb3 Qc7 12.a4 ba4 13.Ra4 Nd5 14.Nc4-/+) 9...bc3 10.Nbc3 Nd5 11.Qb3 Nc3 12.Nc3 a6 13.Bd7 Bd7 14.Bd2+=.

8.Ne2 a6 9.Bd3 (9.Ng3 Bg6 10.Ba4 Nd5 11.0-0 e6 12.a3 Bd6 13.ab4 b5 14.Bb3-/+; 9.Ba4 Nd5 10.0-0 e6 11.Ng3 Bg6 12.a3 Bd6 13.Bb3 0-0 14.f4-/+; 9.Bc4 Nb6 10.Bb3 Nbd5 11.Ng3 Bg6 12.0-0 e6 13.f4 Qd7 14.a3-/+) 9...Bd3 10.Qd3 Nd5 11.Bg5 Qc7 12.c4 bc3 13.Nbc3 Qa5 14.Bd2-/+.

8.Ne2 Rc8 9.c3 (9.c4 a6 10.Ba4 Rc4 11.0-0 Rc8 12.Ng3 Bb1 13.Rb1 Nd5 14.Qh5-/+; 9.Bd3 Bd3 10.Qd3 Nd5 11.Nf4 N5b6 12.a3 Qc7 13.ab4 e5 14.Ne2-/+) 9...Bb1 10.Rb1 bc3 11.Ba4 Nd5 12.Rb7 Rc7 13.Qb3 e6 14.Rb8=.

8.Ne2 Nd5 9.Ba4 (9.Ng3 Bg6 10.0-0 Rc8 11.Re1 e6 12.Ne4 Qc7 13.Bd3 Qb6 14.Bf1-/+; 9.Bc4 N5b6 10.Bd3 Bd3 11.Qd3 e6 12.a3 Qc7 13.Bf4 Qc4 14.Qc4-/+; 9.Nf4 Nf4 10.Bf4 Rc8 11.Qf3 Qb6 12.Qd5 Be6 13.Qe5 Kd8 14.Bd7-/+) 9...Rc8 10.a3 e6 11.Ng3 Bg6 12.0-0 Qc7 13.ab4 Bb4 14.Ba3-/+.

6.Bc4 Bg4

7.Qd3 Nd5!? 8.Nf3 Bf3 9.Qf3 e6 +=.

7.Qd3 Nbd7 8.h3= Bh5 9.f4 a6 (better is 9...h6!?+=) 10.g4+/- b5 11.Bb3 (11.gh5 bc4 12.Qc4 Rc8 13.Qb4 Nd5-/+) 11...Bg6 12.f5 Nb6 13.Nd2 Nbd5 14.Ne2 e6 15.fg6 hg6 16.g5 Nh5 17.Nf3 Be7 18.h4 Rc8 19.Ne5 Bd6 20.Bd2 Qc7 21.Qe4 Nc3 (21...Be5 22.de5 Qc6 23.a4 ba3 24.Ra3+-) 22.Bc3+- Be5 23.de5 bc3 24.Rh3 0-0 25.Rd1 Qb6 (25...Qa5 26.Rd6+-) 26.Rd6 (26.Nc3?! Qg1 27.Kd2 Qf2 28.Kc1 Ng3 29.Rg3 Qg3+=) 26...Qa7 27.Rhd3 a5 28.a4 (28.Nc3?! a4+=) 28...b4 29.Kd1 Qf2 30.Kc1 Rfe8 31.Rf3 Qg2 32.Nf4 (32.Nf4 Qh1 33.Rd1 Qh4 34.Rg1+=) 1–0. Biondi,Maurizio – Loschi,Edoardo, corr, 1986. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bg4)

7.Nf3 Nd5 8.0-0 e6 9.a3 Nc6 10.Re1 ba3 11.Bd5? (better is 11.c3!?-/+) 11...Qd5-+ 12.c4 Bf3 (better is 12...Qc4!? 13.Ba3 Bf3 14.Qf3 Qd4-+) 13.cd5-/+ Bd1 14.dc6 Bb3 15.c7? (better is 15.cb7!? Rb8 16.Ba3 Rb7 17.Nd2+=) 15...Kd7 (15...a2!? 16.Nc3 Bb4 17.Re3-+) 16.Na3 a6 17.Bf4 Bd6 18.Bd6 Kd6 19.Re3 Bd5 20.Rc3 Rhc8 21.Rac1 b5 22.Rc5 Kd7 23.Nb1 Ra7 24.Nc3 Bc4 25.Na4 Rb7 26.f4 Bb3 27.Nb2 Rbc7 28.Nd3 Kd6 29.Ne5? f6 30.Nf7 Kd7 31.g4 e5 32.g5 Bf7 0–1. Goldsmith,Alan – West,Guy (2260), AUS–ch Toowoomba, 1986. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Nf3 Nd5 8.0-0 e6 9.a3 Nc6 10.Re1 Be7 11.ab4 0-0 12.c3= h6 13.b5 Na5 14.Bd5 Qd5? (better is 14...ed5 15.Ra5 Qa5 16.Re7 Rfe8+=) 15.Ra5+- b6 16.Ra1 Qb5 17.h3 Bh5 18.g4 Bg6 19.Ne5 Bb1 20.c4 Qb4 21.Re3 Bh7? (21...Bg5 22.Ba3 Qa5+-) 22.Ba3 1–0. marekt – fellrunner, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bg4)

7.Nf3 Nd5 8.a3 e6 9.0-0 Nc6 10.Re1 Be7 11.ab4 Bb4 12.Bd5 Qd5 (12...Be1?! 13.Bc6 bc6 14.Qe1 Bf3 15.Qe5+=) 13.c3 Be7 (13...Bf3 14.gf3 Bd6 15.f4-+) 14.c4? (better is 14.Nbd2!?-/+) 14...Qc4-+ 15.Ra4 Bf3 16.gf3 Qd5 17.Nc3 Qh5 18.d5 Ne5 19.Rf4 0-0 20.Ne4 Ng6 21.d6 Rfd8 22.Rg4 f5 23.de7 Rd1 (23...fg4?? 24.ed8Q Rd8 25.Qd8 Nf8 26.Ba3+-) 24.Rd1 fg4?? (24...Re8 25.Rd8 fe4 (25...fg4?! 26.Re8 Kf7 27.Nd6 Kf6 28.Ne4 Kf7 29.Nd6 Kf6 30.Ne4 Kf7=) 26.Re8 Kf7-/+) 25.Rd8+/- Kf7?? (better is 25...Rd8 26.ed8Q Nf8+/-) 26.e8Q 1–0. Goldsmith,Alan – Harrison,Kevin, AUS–ch Melbourne, 1982. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bg4)

7.f3 Bf5

8.a3 Nd5 9.ab4 Nb4 10.Na3 e6 11.c3 Nd5 12.Qb3 Nb6 13.Bb5 Nc6 14.Nc4 Nc4 15.Bc4 Qd7 16.Ne2 Bd6 17.Bf4 Rb8 (17...Bf4 18.Nf4 Qc7 19.Nd3-/+) 18.0-0 (18.Bd6 Qd6 19.Ng3 Qf4+=) 18...0-0 (18...Bf4 19.Nf4 Nd4 20.cd4 Qd4 21.Kh1 Qf4 22.Qb4+/-) 19.Bd6 Qd6 20.Ng3 Bg6 21.f4 (better is 21.Ne4!? Qc7 22.Bd3+=) 21...b5!-+ 22.Be2 (22.Bb5 Qd5 Double attack (22...Qd5 Decoy)) 22...b4 23.Rad1 (23.Ra4-+) 23...Rfd8 24.d5 Na5 (24...Qc5 25.Kh1 Rd5 26.Rd5 ed5 27.f5 bc3 28.Qa4-+) 25.Qa2 (25.Qa4 Qb6 26.Kh1 bc3 (26...ed5?! 27.cb4 Qb4 28.Qb4 Rb4 29.f5+=; 26...Rd5?! 27.Rd5 ed5 28.f5+=) 27.de6 fe6 28.Rd8 Rd8-+) 25...Qc5 26.Kh1 b3 (26...Rd5 27.cb4 Rb4 28.f5+=; 26...ed5 27.cb4 Rb4 28.f5+=) 27.Qb2 Bc2 (27...ed5?! 28.f5=) 28.de6 Rd1 (28...Rd1 29.Rd1 Bd1 30.ef7 Kf8 31.Bd1 Nc4-+) 0–1. Martinez Fresneda,F – Mula Rodriguez, Spain–Cup3 corr, 1984. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bg4)

8.a3 Nd5-/+ 9.ab4 Nb4 10.Na3 e6 11.c3 Nd5 12.Ne2 Nc6 13.0-0 (13.Qb3 Qd7-/+) 13...Be7 14.g4 (14.Qd2 0-0-/+) 14...Bg6 15.Bd5 ed5 (15...Qd5 16.Nf4 Qd8 17.Be3-/+) 16.Nf4 Qd7 17.Qb3 Rd8 18.Ng6 (18.Re1 0-0-/+) 18...hg6 (18...fg6 19.Nb1-+) 19.Bf4 Kf8 (19...Rc8 20.Rfe1 Kd8 21.Nc2-/+) 20.Ra2 (20.Nb5 a6 21.Nc7 g5-+) 20...Kg8 21.Re2 Bh4 (21...Rh7 22.Nc2-/+) 22.Nc2 (22.Nb5 g5 23.Bc7 Rc8-/+) 22...b6 (22...g5 23.Be3-/+) 23.Ra1 g5 24.Bd2 Qd6 25.Ne3 (25.Nb4 a5 26.Nc6 Qc6-/+) 25...g6 (25...Qf6 26.Qb5 a5 27.Rb1+=) 26.Ng2 f6 (26...Qf6 27.Rf1+=) 27.f4 Qd7 28.fg5 fg5 (28...Qg4 29.Qb1 Kg7 30.Qd1+=) 29.Rf1 (29.Ne3!?+=) 29...Qg4-/+ 30.Qd1 Qh3 31.Re3 Qd7 32.Rf6 Ne7 33.Qe2 Rh7 34.Nh4 gh4 35.Ree6 Rf8 36.Rd6 Qc8 37.Rf8 Kf8 38.Bg5 h3 39.Re6 Ng8+= 40.Qg4 Qd7 41.Bc1= Rg7 42.Ba3 Kf7 43.Re7 Qe7 44.Be7 Ke7 45.Qc8+/- Nf6 46.Qb7 Kf8 47.Qa8 Ne8 48.Qd5 Re7 49.Qf3 Kg7 50.c4 Re1 51.Kf2 Re7 52.Qh3 Nd6 53.c5 bc5 54.dc5+- Ne4 55.Kg2 Nf6 56.c6 Nd5 57.Qg3 Nf6 58.Qd6 Kf7 59.c7 (59.c7 Re2 60.Kh3+-) 1–0. TAO 5.5 – ISICHESS MMX, 3rd CSVN Leiden NED, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bg4)

8.a3 Nd5 9.ab4 Nb4 10.Na3 e6 11.Ne2 Be7 12.0-0 0-0 13.c3 Nd5 14.Bb3 Nc6 15.Nc2 Rc8 16.Ne3 Ne3 17.Be3 Na5 18.Ba2 a6 19.Bf2 Nc4 20.Ng3 Bg6 21.Qe2 Nb6 22.c4 Bf6 23.Rfd1 Na4 24.Qd2 b5 25.Qb4 a5 26.Qa3 Bc2 27.Rd2 b4 28.Qe3 Bg6 29.Ne2 Nb6 30.c5 Nd5 31.Bd5 ed5 32.Rda2 Re8 33.Qb3 Rc5 34.dc5 Ba1 35.Nf4 Bc3 36.Nd5 Re5 37.Nf4 Bd4 38.Ne2 Bf2 39.Kf2 Rc5 40.Qe3 Rc8 41.Nd4 h6 42.g3 Rc3 43.Qe5 f6 44.Qf4 b3 45.Rd2 Qb6 46.Rb2 Rd3 0–1. Ozsvath,Andras – Varnusz,Egon, Magyarorszag, 1973. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

8.a3 Nd5-/+ 9.g4 Bg6-/+.

8.Bb5 Nbd7 9.c4 bc3 10.Nc3 Qa5 11.Bd2=+ a6 12.Ba4 (12.Bd7 Bd7 13.Qb3 b5=) 12...Nd5 13.Nd5 (13.Qb3 Nc3 14.Bc3 Qc7-/+) 13...Qd5-/+ 14.Ne2 Qc4 (14...Rd8 15.Bb3 Qd6 16.0-0-/+) 15.Rc1 (15.Bb3!? Qb5 16.Nc3=+) 15...Qa2-/+ 16.0-0 (16.Nf4 e6-/+) 16...e6 17.Bd7 Kd7 18.Ng3 (18.Bf4 b5-/+) 18...Bd3 19.Ra1 (19.Re1-+) 19...Qc4 20.Rc1?! (20.Rf2 Qd4 21.Bc3 Qc3 22.Rd2 Qc5 23.Kh1-+) 20...Qd4 21.Rf2 Bc5 22.Be1 (22.Rc5 Qc5 23.Bh6 gh6 24.Qd3 Ke7-+) 22...Rac8 23.Rc3 (23.Kh1 Ke7-+) 23…Bb5 (23...Bb5 24.Qb1 Qe5 25.Rc5 Qc5-+) 0-1. unconvential (2215) - Flourish (2250), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Bb5)

8.c3 Nd5 9.Ne2 e6 10.Bb5 Nc6 11.c4 Nc7 12.Bc6 bc6 13.Qa4 Qd7 14.Nd2 Be7 15.Ne4 0-0 16.0-0 Rfd8 17.Bf4 Ne8 18.Rad1 Qb7 19.N2g3 Bg6 20.Rd2 a5 21.Rfd1 Qa6 22.c5 Nf6 23.Nf6 Bf6 24.Ne4 Be7 25.Nd6 Rab8 26.Rb2 Bd6 27.Bd6 Qb5 28.Qb3 a4 29.Qe3 a3 30.Rbd2 Rb7 31.Qb3 Ra8 32.Re1 h6 33.Re3 Qa4 34.Rde2 Qb3 35.Rb3 Bh7 36.g4 Kh8 37.f4 Bg8 ½–½. Rihm,Frank – Andre,Karl, GER theme, 1994. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bg4 7.f3 Bf5)

8.Nd2 Nd5 9.Ne4 e6 10.Ne2 Be4 11.fe4 Nc3 12.Nc3 bc3 13.0-0 Be7 14.Rb1 Qc7 15.Bb5 Nd7 16.Qg4 Rg8 17.Qh5 g6 18.Qh7 0-0-0 19.Bf4 Bd6 20.e5 Ne5 21.Be5 Be5 22.de5 Rh8 23.Qf7 Qe5 24.Qf4 Qc5 25.Kh1 Rd4 26.Qf6 Rdh4 27.Qe6 Kb8 28.h3 R4h6 29.Rf7 g5 30.Rb7 Kb7 31.Bc6 Ka6 32.Qe2 Ka5 33.Rb5 Ka4 34.Qe4 Ka3 35.Rb3 Ka2 36.Qa4 Qa3 37.Qa3# 1–0. Linklater,Lloyd – Bailen,Evaristo, IECG, 1998.

8.g4 Bg6 9.Ne2 Nd5 10.h4 h6 11.Bd5 Qd5 12.Nf4 Qd6 13.Ng6 Qg6 14.a3 Qb6 15.ab4 Qb4 (15...Qb4 16.c3 Qd6-/+) 0–1. Klaus Behrmann – RedRaven, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.Bb5 Bd7 6.Bc4 Bg4 7.f3 Bf5)

8.g4!? Bg6 9.Bf4 +=.

5.Bb5 Nbd7

6.a3 Qa5 7.Qe2 Nd5 8.Nf3 a6 9.Bd3 e6 10.0-0 Bd6 11.Ng5 N7f6 12.Ne4 Ne4 13.Qe4 Nf6 14.Qh4 Qh5 15.Qh5 Nh5 16.Nd2 Bd7 (better is 16...ba3!? 17.Nc4 Bc7-/+) 17.Ne4= Be7 18.ab4 Nf6 19.Nc5 0-0-0 20.Bf4 Nd5 21.Bg3 (worse is 21.Nd7 Rd7 22.Be5 f6-/+) 21...Nb4 22.Rfb1 Bc5 23.dc5 Nd3 24.Rb7?? (better is 24.Ra6 Bb5 25.Ra8 Kd7 26.Rd8 Rd8 27.cd3=) 24...Bc6 (better is 24...Kb7 25.cd3 Bb5-+) 25.Rb8 (better is 25.Rc7 Kb8 26.Rc6 (26.cd3?! Bb5+-) 26...e5 27.cd3+-) 25...Kd7= 26.Rd8 Rd8 27.Rd1 ½–½. Depasquale,Chris (2300) – Booth,Stewart (2300), Australian Masters, 1989. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.c4 bc3 7.Nc3 a6 8.Qa4 g6 9.Bf4 Bg7 10.d6 =+.

6.c4 bc3 7.Nc3 a6 8.Bd3 (8.Qa4 h6=) 8...Nb6-/+ 9.d6 (9.Nf3 Nbd5 10.Nd5 Qd5-/+) 9...ed6 (9...e6 10.Nf3-/+) 10.Nge2 Be7 11.0-0 0-0 12.Rb1 (12.Re1 Re8+=) 12...Rb8 (12...Nbd7 13.Nf4+=) 13.Qb3 (13.Re1 Nbd7+=) 13...Na8 (13...Nbd7+=) 14.Ba6 (14.d5!?+=) 14...Bf5-/+ 15.Rb2?? (better is 15.Bb5 Bb1 16.Qb1-/+) 15...ba6-+ 16.Qc4 (16.Qb8 Qb8 17.Rb8 Rb8-+) 16…Qc8 (16...Qc8 17.Qc8 Rfc8 18.Rb8 Rb8-+) 0–1. Schlag,Franz – Benko,Pal C (2420), Wch Seniors Bad Woerishofen, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6)

6.c4 bc3 7.Nc3 a6 8.Bd7 Qd7 Attacking the isolated pawn on d5 (8...Kd7? 9.Qa4 b5 10.Nb5+-) 9.Qb3 e6 10.de6 Qe6 11.Nge2 Qb3 12.ab3 Be6 13.0-0 Bb4 14.Bg5 Nd5 (worse is 14...Bb3 15.Bf6 Bc3 16.Nc3 gf6 17.Rfb1+/-) 15.Nd5 Bd5 16.Nf4 Be6 17.Ne6 fe6 18.Bf4 0-0 19.Be5 Rac8 20.Rfc1 Bc3 21.Rab1 Bd2 22.Rc4 b5 23.Rc5 Bb4 24.Rc8 Rc8 25.g4 a5 26.Kg2 Rc2 27.Kf3 Kf7 28.h4 g6 29.Ke3 Ke8 30.f3 Kd7 31.h5 Kc6 32.Kd3 Rd2 33.Ke4 Re2 34.Kd3 Re1 35.hg6 hg6 36.Rb2 Kd5 37.Bf4 Rd1 38.Ke2 Ra1 Black plans a4 39.Kd3 Ra3 40.Be3 a4-/+ 41.Kc2 Rb3 42.Rb3 ab3 43.Kb3 Be1 44.Bg1 b4 45.Be3 Bc3 46.Bf2 Bd4 47.Be1 Bc5 48.Bh4 Bf8 49.Bf2 Be7 50.Be3 Bc5 51.Bg5 Kd4 52.Kc2 Kc4 53.Bf6 Bd4 54.g5 Bc3 55.Bd8 b3 56.Kc1 Kd3 57.Bf6 e5 58.Kb1 Ke3 59.f4 Kf4 60.Kc1 Ke3 61.Bd8 Kd3 (61...Kd3 62.Be7 e4-+) 0–1. Depasquale,Chris (2305) – Ravikumar,Vaidyanathan, Lloyds Bank op, 1986. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.c4 bc3 7.Nc3 g6 8.Bg5 Bg7 9.d6 0-0 10.de7 Qe7 11.Nge2 h6 12.Bh4 Nb6 13.0-0 g5 14.Bg3 Bf5 15.Be5 a6 16.Bd3 Bd3 17.Qd3 Rfd8 18.f4 Ng4 (18...Nfd5 19.Bg7 Kg7 20.fg5 Qg5 21.Rf3 Nc3 22.Nc3+/-) 19.Bg7 Kg7 20.fg5 hg5 (20...Qg5 21.Rf4 Ne5 22.Qh3+/-) 21.Ne4 Nd5 22.N2g3 Nh6 23.Rae1 Nf4 24.Ng5! Qg5 (24...Qg5 25.Rf4 Combination) 25.Rf4! Rd5 (25...Qf4 26.Nh5 Double attack (26.Nh5 Decoy)) 26.Ref1 Rad8 27.Ne4 Qe7?? (27...Qg6 28.Rf6 Qg4+-) 28.Nf6 (28.Nf6 Nf5 29.Nd5 Rd5 30.Rf5 Rf5 31.Qf5+-) 1–0. Rihm,Frank – Ramsauer,Martin, GER theme, 1994. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6)

5.c4 bc3

6.Qa4 Bd7 7.Qb3 Qa5 8.Nc3 Nd5 9.Bd2 Nc3 10.Bc3 Qc7 11.d5 =+.

6.Qa4 Bd7 7.Qb3 Qa5 (better is 7...c2!? 8.Nc3 Na6 9.Ba6 ba6-/+) 8.Nc3+= Nd5 9.Bd2 Nc3 10.Bc4 (10.Bc3!? Qb6 11.Nf3+=) 10...Qf5+= 11.Bc3 Nc6 (11...b5!? 12.Be2 Nc6+=) 12.Nf3= e6 (12...Na5 13.Ba5 Qa5 14.Ke2=) 13.0-0+= Be7 (13...b5 14.Qb5 (14.Bb5 a6 15.Bc6 Bc6+/-) 14...Qb5 15.Bb5+=) 14.d5 ed5 15.Bd5 (15.Qb7?? Rb8 16.Qc7 dc4-+) 15...0-0 16.Rfe1 Rab8 17.Rad1 Rfd8 (17...Bf6 18.Be4 Be6 19.Qc2+= (worse is 19.Bf5 Bb3 20.ab3 Bc3-/+)) 18.Be4 Qf4 19.Bc6 (better is 19.g3 Qg4 20.Qb1+/-) 19...Bc6?? (better is 19...bc6 20.Be5 Rb3 21.Bf4 Rf3+-) 20.Re7+- Bf3 (20...Rd1 21.Qd1 Bf3 22.Qf3 Qf3 23.gf3+-) 21.Rde1 Bc6 (21...Rbc8 22.Be5 Qf5 23.Qf3 Qf3 24.gf3 b5+-) 22.Be5 (22.Be5 Qf5 23.Qg3+-) 1–0. Mione,Dario – Pantaleoni,Claudio (2235), Bratto op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.c4 bc3)

6.Qa4 Bd7 7.Qb3 c2 8.Nc3 Qb6 9.Qc2 Na6 10.Rb1 Nb4 11.Qd2 Rc8 12.Nf3 (12.a3 Nc2 13.Qc2 Rc3 14.Qc3 Qb1+=) 12...Qa5-/+ 13.a3 Nbd5 14.Nd5 Qd5 15.Bd3 e6 16.0-0 Bd6 17.Qe2 Bc6 18.Bg5 h6 (18...Ng4 19.Bc4 Bh2 20.Kh1-/+) 19.Bh4 (19.Bf6!? gf6 20.Bb5+=) 19...0-0 20.Bg3 Rfd8 21.Rbd1 (21.Bc4!? Qe4 22.Bd6 Rd6 23.Qd2-+) 21...Qh5 22.Bb1 (22.Ne5 Qe2 23.Be2 Ba3-+) 22...Bf3 23.gf3 Rc3 (23...Ba3 24.Bd3-+) 24.Rd3 (24.Bd6 Rd6 25.Qe5 Rd8-+) 24...Ra3 25.Ra3 Ba3 26.Kg2 (26.Be5 Bd6-+) 26...Bd6 (26...Rd4!? 27.Re1-+) 27.Rc1 Qg5 28.Qc2 (28.Qe3 Kf8-+) 28...g6 29.Re1 h5 30.h4 Qh6 31.Re2 Nd5 32.Kh2 Qf8 33.Kh1 Rc8 34.Qb2 Bg3 35.fg3 Qb4 36.Qb4 Nb4 37.Kg2 a5 38.Be4 b6 39.g4 hg4 40.fg4 Kg7 41.Kf3 Rc3 42.Kf4 a4 43.Ke5 a3 44.h5 a2 45.h6 Kh7 46.Re1 Nd3 47.Bd3 Rd3 48.Ra1 Ra3 49.g5 Ra5 50.Kd6 Rg5 51.Ra2 Kh6 52.Ke7 Kg7 53.Rf2 Rf5 54.Rb2 b5 55.Rh2 b4 56.Rb2 Rb5 57.Rf2 Rb7 58.Kd6 b3 (58...b3 59.Rb2 g5-+) 0–1. Bolding,Klaus (2300) – Vasilescu,Lucian (2365), FRA–chT2S France, 1997. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.c4 bc3)

6.Qa4 Bd7 7.Qb3 c2 8.Nc3 Bf5 9.Nf3 Nbd7 10.Nh4 e6 11.Nf5 =+.

6.Qa4 Nbd7 7.Nc3 g6 8.g3 (8.Rb1!?=) 8...Bg7-/+ 9.Bg2 0-0 10.Qb3 Ne8 11.Nf3 Nd6 12.0-0 Nb6 13.Ne5 Nf5 14.Be3 e6 15.a4 (15.Rac1 Re8=) 15...ed5 16.a5 (16.Nd5? Be6-+) 16...Nc4 17.Bd5 Ne5 18.de5 Ne3 19.fe3 Qe7 20.Rf7 Rf7 21.Rf1 Qe5 22.Ne4 Bh3 23.Qb7 Rd8 24.Rf7 Kh8 25.Bc4 Qa5 26.Kf2 Qe5 27.Qe7 Qb2? 28.Be2+- Rc8 29.Nf6 Qb1 30.Ne8 (30.Ne8 Qf5 31.Rf5 Re8 32.Qe8 Bf8 33.Qf8; 30.Rg7?? Qf5 31.Bf3 Rc2 32.Kg1 Rc1 33.Kf2 Rf1 34.Ke2 Qc2) 1–0. Remizov,Juri – Maksimenko, RUS Spartakiad 8th, 1982. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Bb5 Bd7 7.Bc4 (better is 7.Bd7!? Nbd7 8.Nc3 Nd5 9.Nd5 Qa5 10.Bd2 Qd5 11.Nf3-/+) 7...Qa5-+ 8.Qf3 Na6 (8...b5 9.Bb3 b4 10.a3-+) 9.Ne2? (better is 9.Nc3 Rc8 10.Ba6 Rc3 11.Bd2 Rf3 12.Ba5-+) 9...Nb4-+ 10.Bb3 Nbd5 (10...Bg4 11.Qg3 (11.Qc3?? Ne4 12.0-0 Nc3 13.Nec3 Rc8-+) 11...Be2 12.Ke2 Nbd5 13.Bg5-+) 11.Nbc3? (better is 11.Bd5 Nd5 12.Nbc3-+) 11...Bg4 12.Qg3 (12.Qg4 Ng4 (12...Nc3?! 13.Qg5 Ncd5 14.Bd2-/+) 13.Bd5 Rc8-+) 12…Be2 (12...Be2 13.Bd2 Nc3 14.Bc3 Qa6-+) 0–1. Fehlbecker,Hans – McLellan, corr WER/M (year?). (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.c4 bc3)

6.Nc3 Nd5

7.Bb2 Nc6 8.Nf3 e6 9.Bb5 Qa5 10.Qb3 (10.0-0!? Nc3 11.Bc6 bc6 12.Qc2-/+) 10...Bb4-+ 11.Rc1?? (better is 11.Bc6 bc6 12.Rc1-+) 11...Qb5 12.Nd2 Qa6 (better is 12...Qd3!? 13.Kd1-+) 13.Nd5 ed5 14.a3 (14.Kd1 Bg4 15.f3 Bd2 16.Kd2 Be6-+) 14...Ba5 (better is 14...0-0!? 15.Qf3 Re8 16.Kd1 Qa4 17.Qb3-+) 15.Qe3 Be6 16.Kd1 (16.Rc2 0-0 17.Qe2 Qb6-+) 16...0-0 17.Nf3 (17.Qf4 Bb6 18.Nf3 Qa4 19.Kd2 Na5-+) 17…Rfe8 (17...Rfe8 18.Qe2 Qb6-+) 0–1. Nees,N – Marggraff,Bernhard, Wuerzburg op, 1998. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.c4 bc3 6.Nc3 Nd5)

7.Bb2 e6 8.Nf3 Bb4 9.Bb5? (better is 9.Rc1-/+) 9...Bd7-+ 10.Bd7 Nd7 (10...Kd7?! 11.Rc1-/+; 10...Qd7?! 11.Rc1-/+) 11.0-0 (11.Rc1 Rc8 12.Qb3-+) 11...Bc3 12.Bc3 Nc3 13.Qb3 Nd5 (13...Qc7!? 14.Kh1 0-0 15.Rac1-+) 14.Qb7 0-0 15.Ne5 (15.Rfe1 N7b6-+) 15...Ne5 16.de5 Qc7 (16...Qg5 17.Rfe1-+) 17.Qb2 (17.Qc7 Nc7 18.Rfd1 Nd5-+) 17...Rab8 18.Qe2 Rfc8 (18...Nc3 19.Qh5-+) 19.h3 (19.Rfe1 Nc3 20.Qf3 Rb5-+) 19...a6! 20.Kh1 (20.Qa6 Qe5) 20...Rb4 (20...Rb6 21.Rfe1-+) 21.g3 (21.Qa6 Rc4-+) 21...Qb7 22.Kh2 (22.Kg1 Nc3 23.Qd2 Rb2-+) 22...Rb2 23.Qe4 Rcc2 24.Kg1 (24.Qd4 Qb8-+) 24...Qb6 25.Qf3 a5 (25...Qd4 26.Rac1-+) 26.Rac1 (26.Rfc1 Ra2 (26...Qf2?? 27.Qf2 Rc1 28.Rc1+-) 27.Rc2 Rc2-+) 26...Ra2 27.Rc2 Rc2 28.Qe4 Qc6 29.Qe1 (29.Qd4 a4-+) 29...Nc3 30.Qe3 a4 (30...Qd5 31.g4-+) 31.Qd4 Ne2 (31...Ne2 32.Kh2 Nd4 33.Kg1 Nf3 34.Kh1 Ne1 35.f3 Nf3 36.Rf2 Rf2 37.g4 Rh2) 0–1. Aladics,Jozsef (1950) – Kragelj,Igor (2240), Harkany Tenkes Cup, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.c4 bc3 6.Nc3 Nd5)

7.Qb3 Nc3 8.Qc3 e6 9.Bb2 Nc6 10.a3 Qa5 11.Nf3 Qc3 12.Bc3 Bd7 13.Bd3 Rc8 14.0-0 Ne7 15.Bb4 Bc6 16.Ne5 f6 17.Be7 Ke7 (worse is 17...fe5 18.Bf8 Rf8 19.de5=) 18.Nc6 Rc6 19.Be4 Rc7 20.Rab1 b6 21.Rbc1 Kd8 22.Rc7 Kc7 23.Rc1 Kd8 24.Bb7 g6 25.d5? ed5-/+ 26.Bd5 Bc5 27.a4 Re8 28.Kf1 Re5 29.Rd1 Kc7 30.Ba8 Re8 31.Bf3 f5 32.Re1 Rd8 33.Rd1 Rf8 34.Be2 Re8 35.Bb5 Re7 36.Re1 Rg7 37.Rd1 g5 38.Re1 h5 39.h3 g4 40.hg4 fg4 41.Be8 h4 42.Re4 Rg5 43.Rf4 Kd6 44.Bb5 Ke5 45.Rf7 a5 46.f4 gf3! 47.Rf3 Rg4 48.Bd7 Rb4 49.g3 h3! 50.Bh3 Ra4 51.Rb3 Ra1 52.Ke2 a4 53.Rf3 a3 54.Rf7?? a2 55.Rf5 Kd6 56.Rf6 Ke7 57.Rf4 Rh1 58.Ra4 0–1. Demirbas,Fatih – Bapoglu,I (1900), ch–TUR Kemer–Antalya TUR, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Bd2 a6 8.Nf3 Bg4 9.Qa4 Bd7 10.Qb3 Nc3 (10...Nc3 11.Qc3 Bc6+=). Klaus Behrmann – joselopescruz, ChessWorld.net, 2004.

7.Bd2 Nc6 8.Nf3 Nc3 9.Bc3 Be6 10.Bd3 Bd5 11.0-0 e6 12.Rb1 Qc7 13.Qc2 Rc8 14.Qe2 Bd6 15.Rfc1 0-0 16.Be4 Ne7 17.Ne5 Be5 18.de5 Rfd8 19.h3 Be4 20.Qe4 Nd5 21.Bd2 Qd7 22.Qg4 Rc1 23.Rc1 Rc8 24.Rd1 Kh8 25.Qd4 b6 26.Rb1 Rc2 27.Rc1 Rc1 (27...Ra2? 28.Qc4 Nc3 29.Bc3+-) 28.Bc1 Qb5 29.a4 Qb1 30.Qc4 h6 31.Kh2 Qf5 32.f4 g6 33.Bd2 Kg7 34.Kg3 Qb1 35.Kf2 Qb2 36.Ke1 h5 37.Kd1 Qb1 38.Ke2 Qg1 39.Qe4 a6 40.f5? (better is 40.Be1-+) 40...gf5 41.Qf3 h4 42.Qf2 0–1. pierre (2095) – gegitor (1915), internet, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Bd2 Nc6 8.Nf3 e6 9.Bb5 Be7 10.Ne5 Nc3 (10...Nc3 11.Qf3 0-0 12.Nc6 bc6 13.Bc6 Rb8 14.Bc3 Ba6+=). Klaus Behrmann – lonewolf, ChessWorld.net, 2004.

7.Bd2 Nc6 8.Nf3 Be6 9.Ne4-/+ (9.Bd3 Nc3 10.Bc3 Bd5-/+) 9...Bf5 10.Nc5 e5-/+.

7.Bd2 Nc6 8.Nf3 Bf5 9.Qb3=+ Ndb4 10.d5 Nc2-/+ 11.Kd1 Na1 12.Qb7 Rb8 13.Qc6 Bd7 14.Qa6 Qc7 15.Bd3 e6 16.de6 fe6 17.Ke2 Rb2 18.Rc1 Bb4 19.Kd1+= Rd2 20.Nd2 Bc3 21.Qa3 Qh2 22.Rc3 Qg2= 23.Rc7 (23.Rc7 Qf2 24.Qd6 Qg1 25.Bf1 Qg4 26.Kc1+-) 1–0. marekt – Karl_Gill, chessworld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.c4 bc3 6.Nc3 Nd5)

7.Bd2 e6 8.Nf3 Nc6 9.Nd5 Qd5 10.Qb3 Bd6-/+.

7.Nd5 Qd5 8.Nf3 Nc6 9.a3 e6 10.Bd3 Bd6-/+.

7.Nd5 Qd5 8.Nf3 Nc6 9.a3 g6 10.Rb1 Bg7 11.Rb5 Qd6 12.Bc4 0-0 (12...Bd4?! 13.0-0 Be6 14.Be6 fe6 15.Nd4 Nd4 16.Rb7+=) 13.0-0 Nd4 14.Nd4 Qd4 (14...Bd4? 15.Rd5 Qb6 16.Rd4+- (worse is 16.Qd4 Be6+-)) 15.Bd5 Rb8 16.Qb3 Qc3 17.Qc3 Bc3 18.Bg5 (18.Bf4 e5 19.Be3 b6-+) 18...Bf6-+ 19.Bf6 ef6 20.Rc1 (20.Rd1 b6-+) 20...Rd8-+ 21.Bf3 b6 22.Rc7 Rb7! 23.Rc1 (23.Rb7 Bb7 Combination; 23.Bb7 Rd1 Mate attack) 23...Rbd7 24.Rbb1 Kg7 25.Bg4 f5 26.Bf3 Rd3 27.Ra1 Be6 28.Rc7 R8d7 29.Rc2 R7d4 0–1. usingprogram (2070) – klickplay (1845), kurnik, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

7.Nd5 Qd5 8.Nf3 Nc6 9.Be2 Bg4 (9...Bf5 10.Qb3 Qb3 11.ab3-/+) 10.0-0 e6 11.h3 (better is 11.Rb1 b6 12.Qa4+=) 11...h5 (better is 11...Bf5-/+) 12.hg4+= hg4 13.Ne5 Nd4 (13...Ne5 14.de5 Qe5 15.Qa4 Ke7 16.Qb4 Kf6+/-) 14.Ng4 (better is 14.Qa4!? Kd8 15.Nf7 Ke7 16.Qd4 Rh1 17.Kh1 Qd4 18.Ng5+-) 14...Qh5?? (better is 14...Ne2 15.Qe2 Qh5=) 15.Nf6!+- (15.Nf6 gf6 16.Bh5+-) 1–0. Zhong,Larry – Soo Hoo,Jonathan, Calchess State Scholastics, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.c4 bc3 6.Nc3 Nd5)

5.Nf3 Nd5

6.a3 Bf5 7.Bb5 Nc6 8.Ne5 Qb6 9.Bc6 bc6 10.0-0 e6 11.Nc4 (11.ab4 Nb4 12.Na3 Qc7+=) 11...Qc7 12.Ne3 Bg6 13.ab4 Bb4 14.c4 Ne3 15.fe3 Bd6 16.h3 0-0 17.Nc3 Rfd8 18.Qa4 e5 19.c5 Be7 0–1. Dybner – Jansson, corr SWE, 1986. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Nf3 Nd5)

6.Bc4 Nc6-/+.

6.Bc4 e6 7.0-0 Be7 8.Bd5 Qd5 9.a3 ba3 (9...Nc6 10.ab4 Bb4 11.Ba3-/+) 10.Ba3+= Ba3 11.Na3 0-0 12.c4 Qh5 (12...Qd8 13.Nb5+=) 13.Ne5 (13.Nb5!? a5 14.Nd6=) 13...Qd1+= 14.Rfd1 Nd7 (14...f6 15.Nf3+=) 15.Nd7 (15.c5!?=) 15...Bd7-/+ 16.d5 ed5 17.Rd5 Be6 18.Rd2 Rfc8 19.Nb5 (19.Rd4 a5-/+) 19...Rc4-+ 20.Na7 h6 (20...h6 21.Rdd1 Rc5-+) 0–1. Rios,Mauricio – Clavijo,Jorge Mario (2380), Antioquia–ch, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Bc4 Bg4 7.0-0 e6 8.a3 Nc6 9.ab4 Bb4 10.c3 (better is 10.Be2!?-/+) 10...Nc3-+ 11.Nc3 Bc3 12.Ba3?? (12.Rb1 Qd7 13.d5-+) 12...Ba1 13.Qa1 Bf3 14.gf3 Qd4 15.Qa2 0-0-0 (15...a6 16.Qb3 Qd7 17.Rd1-+) 16.Rc1 Kb8 17.Bf1 (17.Rb1 Qc3-+) 17...Rd5 18.Bg2 (18.Rb1 Rhd8 19.Qe2 Qd2-+) 18...Rhd8 (better is 18...Qf4 19.Bb2-+) 19.Qb3 (19.f4 Qf4 20.Rf1 Rd1-+) 19...Qf4 (19...Qd3 20.Qd3 Rd3 21.Bb2 Rd1 22.Bf1 Rc1 23.Bc1-+) 20.Rf1 (20.Bb2 Rd3 21.Qc2 Rd2-+) 20...Rd3 (20...Nd4 21.Qe3 Re5 22.Qf4 Ne2 23.Kh1 Nf4 24.Bc1-+) 21.Qb2 R8d5 (21...Qd2 22.f4-+) 22.Qg7 (22.Bf8 Nd4 23.Be7 Nf5-+) 22...Rg5 23.Qh8 (23.Qf8 Rd8 24.Bc1 Qh2 25.Kh2 Rh5 (25...Rf8?! 26.Bg5 Rg8 27.f4+=) 26.Kg1 Rf8-+) 23...Rd8 24.Bc1 Qf5 25.Qc3 Rdg8 (25...Rdg8 26.Rd1 Rg2 27.Kf1 Qb5 28.Qd3 Rg1 29.Ke2 Nd4 30.Ke3 Qe5 31.Qe4 Qg5 32.Qf4 Qf4 33.Kf4 Rd1-+) 0–1. Quist,Sven Roy – Zeller,Frank (2400), Boeblingen op, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Nf3 Nd5)

6.Bc4 Bg4 7.h3 Bh5 8.0-0 e6 9.Re1 Nc6 10.Qd2 (better 10.Qd3!?-/+) 10...Bf3-+ 11.gf3 Be7 12.Bd5? (better 12.a3-+) 12...Qd5 (12...ed5?! 13.a3 0-0 14.ab4 Bb4 15.c3-+) 13.c3 0-0 14.Kg2 Rfd8 15.Qf4 Rac8 16.Qe4 Bf6 17.Bd2 (17.Be3 Qa5 18.cb4 Qb4-+) 17...h6 (17...Nd4 18.Rc1-+) 18.Kf1 (18.Be3 Qa5 19.cb4 Qb4-+) 18...Qh5 (better 18...Nd4 19.cd4 Bd4 20.Nc3 bc3 21.Be3 Qb5 22.Kg2 Be3 23.Qe3 Qg5 24.Kf1-+) 19.Qg4 Qg4 20.fg4 Nd4! 21.cd4 Bd4 (21...Rd4?! 22.Be3 Rc2 23.Nc3 bc3 24.Bd4 Bd4 25.Re2 Re2 26.Ke2-+) 22.Nc3 bc3 (22...Rc3?! 23.Bc3 bc3 24.Rad1-+) 23.Bf4 (23.Be3-+) 23...c2 24.Rac1 Bb2 0–1. genosniper – intotherainbow (2475), gameknot.com, 2020.

6.Be2 Nc6 7.0-0 Bg4 8.a3 a5 (8...e6!?-/+) 9.ab4= ab4 10.Ra8 Qa8 11.Ng5 Be2 12.Qe2 Qa6 (12...Nd4? 13.Qc4 e6 14.Qd4+-) 13.c4 (better is 13.Qh5!? g6 14.Qf3+=) 13...bc3-/+ 14.Qf3 Nf6 15.Nc3 e6 (better is 15...Nd4!? 16.Qe3 Nf5-/+) 16.d5= Nd8 17.Bb2 Be7 18.Nge4 (18.de6!? Ne6 19.Ne6 Qe6 20.Qb7=) 18...ed5+= 19.Ng3 (19.Nf6 A) 19...Bf6? 20.Nd5 Qc6 21.Rc1 (21.Bf6?! gf6 22.Nf6 Kf8 23.Qa3 Kg7 24.Nh5 Kh6 25.Qe3 Kh5 26.Qe5 f5 27.Qh8 Qd7+-) 21...Bb2 22.Qe2 Qe6 23.Nc7 Kd7 24.Ne6 (24.Qb2?! Qh6+-) 24...Bc1 25.Nd8 Rd8 26.Qd1 Ke8 27.Qc1+-; B) 19...Qf6 20.Qe2 Qc6+=) 19...d4 (19...Qb6 20.Nd1 0-0 21.Nf5-/+) 20.Nce4 (20.Nce2 Qc6 21.Qd3 Ne6+=) 20...Ne4 21.Qe4 Qc6 (21...Ne6 22.Nf5 Qc6 23.Qe5+=) 22.Qd4= Ne6 23.Qg4 Qb5 24.Ba1 (worse is 24.Bg7 Rg8 (worse is 24...Ng7 25.Qg7 Rf8 26.Qh7+-) 25.Nf5 Ng7+=) 24...h5 25.Qf3 Qc6 26.Rb1 Qf3 27.gf3 h4 28.Nf5 Rh5 29.Ne7 Ke7 30.Rb7 Ke8 31.Rb8 ½–½. Meyer,B – Preziuso,T, corr CH (ch), 1989. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Nf3 Nd5)

6.Be2 Nc6 7.0-0 h6 (7...Bf5 8.a3 e6 9.ab4 Bb4 10.Bd2-/+) 8.Re1 (8.Bb2 e6+=) 8...g5 (8...Bf5 9.Bd3 Bd3 10.Qd3-/+) 9.Bb2 (9.a3 Bg7 10.ab4 Ndb4+=) 9...Bg7-/+ 10.a3 0-0 11.ab4 Ncb4 (11...Ndb4 12.c3 Nd5 13.Bc4-/+) 12.c3 (12.Qd2 a5+=) 12...Nc6-/+ 13.Bd3 (13.Bc4 a6-/+) 13...Nf4 (13...g4 14.Nh4 Qb6 15.Qc2-/+) 14.Bc2 Qd7 (14...Be6!?-/+) 15.Bc1= Qg4 (15...Ng6 16.h3=) 16.Bf4 Qf4 17.Qd3 Rd8 18.d5? (18.g3!? Qg4 19.Nbd2+=) 18...Kf8 (18...Nb4 19.Qh7 Kf8 20.Ra4 Nc2 21.Rf4 Ne1 22.Rd4 Nf3 23.gf3+=) 19.Ra4 (19.Qb5 g4 20.Nfd2 Ne5-/+) 19...Qd6 20.Rd1 Ne5 21.Ne5 Be5 22.g3 (22.Na3 Qf6-/+) 22...Bd7-+ 23.Rb4 b5 24.Qh7 (24.Na3 a6 25.Re1 Rac8-+) 24...Bg7 (24...Qf6 25.Nd2 a5-+ (25...Bc3 26.Ne4 Qg7 27.Nc3+=)) 25.f4? (better is 25.Re4-+) 25...a5 26.Re4 Bg4 27.Rf1 Qc5 28.Rf2 (28.Kg2 Rd5 29.fg5 Rg5-+) 28...Rd5 29.fg5 Bf5 30.Re7 (30.g6 Rad8 31.Rd4 Rd4 32.cd4 Qc2 33.Rc2 Bc2 34.Na3 Bg6 35.Qg7 Kg7 36.Nb5-+) 30...Qf2!! 31.Kf2 Bh7 (31...Bh7 32.Bh7 Ke7 33.gh6 Bh6-+) 0–1. Christiani,Siegbert – Lai Hop Duong, Oberliga Ost A9293, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5 Nf6 5.Nf3 Nd5)

6.Be2 g6 7.0-0 Bg7 8.Bb2 0-0 9.a3 Nc6 10.ab4 Ncb4 11.c3 Nc6 12.Re1 Bf5 13.Qd2 Na5 14.Ra3 (14.Ra2 Qc7-/+) 14...Qc7-/+ 15.h4 (15.Ra4 Bd7 16.Ra3 Rfc8-/+) 15...Rfd8 16.h5 Nc4 17.Bc4 Qc4 18.Nh4 Bb1 19.Rb1 Nb6 (19...a5 20.Nf3-+) 20.Qe3 (20.Rba1!? a6 21.hg6 hg6 22.Nf3-/+) 20...Qd5-+ 21.hg6 hg6 22.Qf3 Nc4 23.Qd5 Rd5 24.Ra4 b5 25.Ra6 Rd6 26.Raa1 e6 27.Ba3 Ra6 28.Bc5 Ra1 29.Ra1 a5 30.Nf3 Bf8 31.Kf1? a4 32.Ke2? Bc5 33.dc5 Rc8 34.Nd4 Rc5 35.Kd3 Nd6 36.Rb1 e5 37.Nc2 Rd5 38.Ke3 f5 Black intends e4 39.Na3 Nc4 40.Nc4 bc4 41.Ra1 Ra5 42.f4 e4 43.Kd4 a3 44.Kc4 a2 45.Kb4 Ra8 46.Kb3 Kf7 47.Kc2 Ke6 48.Kb2 Ra6 49.g3 Ra8 50.c4 Kd6 51.Rd1 Kc5 52.Ka1 Kc4 53.Rd6 e3 54.Rg6 e2 55.Rc6 Kd3 56.Re6 Kd2 57.Rd6 Ke3 (57...Ke3 58.Re6 Kf2-+) 0–1. Liethen,Alexander – Poschke,Markus, GER–chJ NRW, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

6.Be2 g6 7.0-0 Bg7 8.Bb2 Nc6 9.a3 0-0 10.ab4 Ndb4 11.c3 Nd5 12.Nbd2 Bf5 13.Re1 Nf4 14.Nf1 Qb6 15.Bc1 Ne2 16.Qe2 h6 17.Ng3 Bg4 18.Be3 (18.h3 Be6+=) 18...Qc7 19.h3 Bf3 20.Qf3 a5 21.Ne4 Rfe8 22.Reb1 b6 23.Nd2 e6 24.Qd1 Ne7 25.Nf3 (25.Qb3 Red8-/+) 25...Nf5 26.Bd2 Red8 27.Qb3 Rab8 0–1. Schumann,Thorsten – Brachtel,Ralph, TT/4301 corr BdF, 1994. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.ed5 Nf6 5.Nf3 Nd5)

6.Ne5 Nc6 7.c4 (7.Bb5 Qb6 8.Qd3 a6+=) 7...Ne5 (7...bc3!? 8.Qb3 e6 9.Nc6 bc6 10.Nc3 Bb4-+) 8.cd5 Qd5 (better is 8...Qd6+=) 9.de5+= Qe5 10.Be3 Bd7 11.Nd2 Bc6 12.Rc1 e6 13.Be2 Be7 14.0-0 0-0 15.Bf3 Bf3 16.Nf3 (worse is 16.gf3 Rfd8+=) 16...Qa5 17.Qb3 Rac8 18.Rc8 Rc8 19.Rc1 Rc1 20.Bc1 Qc5 21.Be3 Qc3 22.h3 Qb3 23.ab3 b6 24.Ne5 Bc5 25.Bc5 bc5 26.Nd3 c4 27.bc4 a5 28.Kf1 Kf8 29.Ke1 Ke7 30.Kd2 Kd6 31.Kc2 e5 32.Kb3 f5 33.Ka4 e4 34.Nb2 Kc5 35.Ka5 f4 36.Ka4 g5? 37.Kb3+- h5 38.Na4 Kd4 39.Kb4 g4 Black prepares the advance f3 40.hg4 f3 41.gf3 h4 42.g5 White prepares c5 42...Ke5 43.Nc3 ef3 44.g6 Kf6 45.c5 Kg6 46.c6 (46.c6 h3 47.Ne4+-) 1–0. Goldsmith,Alan – Colhoun,David, AUS–ch Toowoomba, 1986. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.ed5)

4.e5 Nc6

5.a3 f6 6.Bd3 g6 7.h4 fe5-/+ 8.h5 Bg7 9.hg6 h6 10.de5 Ne5 11.Bb5 Kf8 12.Bb2 Qb6 13.Nf3=+ Ng6 14.Bg7 Kg7 15.Qd5 Nf6 16.Qc4 Bg4 17.Qb4 a5 18.Qb3=+ e5 19.Nbd2= Rhd8 20.Nc4 Qc5= 21.Qe3 Qe3 22.Ne3 Rac8 23.Nh4 Nh4 ½–½. Gietl,Thomas – Maiwald,Jens_Uwe, Ch Germany, Gladenbach (Germany), 1997.

5.a3 g6 6.ab4 Nb4 7.c3 Nc6 8.Bd3 Bg7 9.Na3 f6 10.f4 Nh6 11.Nf3 Bg4 (11...0-0 12.0-0=+) 12.0-0 0-0 13.Nc2 Bf5 14.Ne3 Bd3 15.Qd3 Qd7 16.Re1 fe5 17.de5 e6 (worse 17...Rf4 18.Nd5 Rd8 19.Bf4 (worse 19.Nf4 Qd3 20.Nd3 Rd3+/-) 19...Qd5 20.Qd5 Rd5 21.c4+/-) 18.Ng5 Kh8 (worse 18...Rf4 19.Nd5 Rd4 20.cd4 Qd5 21.Bb2 Be5 22.Qh3+=) 19.Nc4 Nf7 20.Nf7 Qf7 21.Nd6 Qd7 22.Qe3 (22.Rb1 b6=) 22...b6 (22...g5 23.fg5 Be5 24.Nb5-/+) 23.Rd1 (23.Qh3 g5 24.g3 gf4 25.gf4 Ne7-/+) 23...Ne7 (23...g5!? 24.fg5 Kg8-/+) 24.Qh3 Nf5 25.Ne4 (25.Nf5 Rf5 (worse 25...ef5 26.c4+/-) 26.c4 g5 27.cd5 gf4=+) 25...Kg8 (25...Qc6 26.Ng5 h6 27.Ba3=) 26.g4 (26.Ba3 Rfe8 27.g4 Ne7+=) 26...Ne7= 27.Nd6?? (better 27.Qh4!?=) 27...Qc6 (27...g5 28.f5 ef5 29.Bg5 fg4 30.Qd3 Be5 31.Be7 Qe7 32.Qd5 Kh8 33.Re1 Qd6 34.Qe5 Qe5 35.Re5-+) 28.Ra2 (better 28.Re1-/+) 28...Nc8 (better 28...g5 29.c4 gf4 30.cd5 Nd5-/+ (30...ed5?! 31.g5 Kh8 32.Qe6 Qc5 33.Rf2=)) 29.g5= Qd7 (29...Nd6 30.Qe6 Rf7 A) 31.Rd5? A1) 31...Qc3?! 32.Bd2 Qc8 33.Rd6= (33.Qd6?? Bf8-+); A2) 31...Bf8 32.Rd6 Bd6 33.Qd6 Qd6 34.ed6 Rd8-+; B) 31.ed6=) 30.Rd5+= Qe7 31.Nc8 Rac8 (better 31...Rfc8!? 32.Ba3 Qf7+=) 32.Ba3+/- Qf7 33.Bf8 Bf8 34.Rd3 Bc5 (better 34...a5!?+/-) 35.Kg2+- Rc7 36.Qf3 Bf8 (36...Qe8 37.Qe4+-) 37.Qe4 (37.Rad2 Rc4 38.Rd4 Rc7+-) 37...Kg7 38.Rad2 a5 39.Kg3 Bc5 (39...h5+-) 40.Qa4 Rc8?? (40...Be7 41.Qb3 h5 42.gh6 Kh6 43.Qb6 Rc4+/-) 41.Rd7 Be7 42.Re7! Rc3 (42...Qe7 43.Qd7 Double attack (43.Qd7 Decoy)) 43.Kg4 Qe7 44.Rd7 Rc7 (44...Kf8 45.Re7 Ke7 46.Qb5+-) 45.Re7 Re7 46.Qc6 b5 47.Qb5 h5 48.gh6! Kh6 49.Qa5 g5 50.Qd8 Rg7 (50...Rb7 51.fg5 Kg6 52.Qf6 Kh7 53.Kh5 Rg7 54.g6 Rg6 55.Qg6 Kh8 56.Qe8 Kg7 57.Qd7 Kf8 58.Kg6 Kg8 59.Qg7) 51.Qf6 (51.Qh8 Kg6 52.Qh5) 51...Kh7 52.fg5 Kh8 (52...Rg6 53.Qf7 Rg7 54.Qh5 Kg8 55.Qe8 Kh7 56.Kh5 Rb7 57.Qg6 Kh8 58.Qf6 Kg8 59.Kg6 Rd7 60.Qe6 Kf8 61.Qd7 Kg8 62.Qg7) 53.h4 (53.g6 Kg8 54.Qd8) 53...Kh7 54.Qh6 Kg8 55.Qe6 Kh8 (55...Kh7 56.Qh6 Kg8 57.Qg7 Kg7 58.Kf5 Kf7 59.e6 Ke7 60.g6 Kd6 61.g7 Kc5 62.e7 Kd5 63.g8Q Kc6 64.e8Q Kb6 65.Qb3 Kc5 66.Qe5 Kc6 67.Qbb5) 56.Qh6 Kg8 57.Qg7! Kg7 58.Kf5 Kf7 (58...Kf8 59.e6 Ke7 60.g6 Kd6 61.g7 Kc5 62.e7 Kb4 63.g8Q Ka4 64.Qc4 Ka5 65.e8Q Kb6 66.Qd7 Ka5 67.Qdc7) 59.e6 Kg7 (59...Ke7 60.g6 Kd6 61.g7 Kd5 62.e7 Kd4 63.g8Q Kd3 64.e8Q Kc3 65.Qe5 Kb4 66.Qgb8 Kc4 67.Qbb5) 60.g6 Kh6 (60...Kf8 61.Kf6 Ke8 62.g7 Kd8 63.e7 Kd7 64.g8Q Kc6 65.e8Q Kb6 66.Qd8 Kc5 67.Qb3 Kc6 68.Qbd5) 61.e7 Kg7 (61...Kh5 62.e8Q Kh4 63.Qe3 Kh5 64.Qg5) 62.e8Q Kh6 63.Qh8 1-0. Gaier,Walter (1750) - Zhao,Haolin (1840), London Classic Open, 2019. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4)

5.a3 g6 6.ab4 Nb4 7.c3 Nc6 8.Bd3 Bg7 9.Ne2 f5 (better 9...f6 10.f4 Nh6-/+) 10.Nf4+= Nh6 11.h4 0-0 12.Qf3 e6 13.Qg3 Nf7 14.h5 g5 15.h6 Nh6 (better 15...Bh6!? 16.Nh5 Bg7=) 16.Ne6+- f4? (better 16...Be6!? 17.Bg5 f4+-) 17.Bf4 (17.Bh7!? Kh8 18.Bf4 Be6 19.Bg5 Kh7 20.Bd8 Rad8+-) 17...Be6 18.Bg5 Qd7 19.Bh6 Bf5 20.Bg7 Qg7 21.Qg7 Kg7 22.Bf5 Rf5 23.Na3 Raf8 24.f3 a6 25.Nc2 Rg5 26.Ne3 Rc8? (better 26...Rg6+-) 27.f4 Rg6 28.f5 Rg5 29.f6 Kg6 (29...Kg8 30.Nd5 Rd8 31.Ne3 Ne5 32.de5 Re5 33.Ke2+-) 30.Nd5 Kf5 (30...h5 31.Kf2 Kf7+-) 31.0-0 Ke4 (31...Kg6 32.f7 Kg7 33.Nb6+-) 32.Nf4 1–0. Alonso,Ro (2210) – Chang,S (1990), Szmetan–Giardelli Open (4), 2018. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 g6)

5.a3 g6 6.ab4+= Nb4 7.c3 Nc6 8.Nf3 Bg4 (8...Bg7!?+=) 9.h3= Bf3 10.Qf3 Bg7 11.Bd3 f6 12.e6 Qc8? (better is 12...f5!? 13.g4 Qc8 14.gf5 Nd4 15.Qd5 A) worse is 15...gf5 16.0-0 Nc6 17.Qf5+/- (17.Bf5?! Nf6 18.Qg2 Qc7+=); B) 15...Nf5 16.Bf5 gf5 17.Qf5 Nf6=) 13.Qd5+/- f5 14.Bg5 Nf6 15.Bf6 (15.Qb3!?+/-) 15...Bf6+= 16.Nd2 0-0 17.g4 Qd8 (better is 17...Bg5 18.gf5 Ne5 19.de5 Qc3=) 18.Qg2?? (better is 18.Qd8!? Nd8 19.gf5 gf5 20.Nb3+= (worse is 20.Bf5 Bd4 21.Rg1 Kh8+=)) 18...Nd4?? (better is 18...Bd4 19.cd4 Qd4-+) 19.gf5?? (better is 19.cd4 Qd4 20.Ra3=) 19...Nb3!! 20.Ke2 (20.Nb3 Bc3 Double attack (20...Qd3 Discovered attack)) 20...Na1 (better is 20...Nc5 21.Bb1 Bc3-+) 21.Ra1-/+ Bc3 22.Rg1?? (better is 22.Rd1-/+) 22...Rf5!-+ 23.Nf3 Rf6 24.Ng5 Qb6 25.Ne4 Qb2 26.Kd1 Rd8 27.Qg3 Rf2! (27...Rf2 28.Qg6 hg6 29.Rg6 Kf8 30.Rg8 Kg8 31.Nf6 Bf6 32.Ke1 Qd2) 0–1. wizofoz (2375) – vhilts (2490), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4-/+ 3.a3 d5 4.e5 Nc6 5.d4)

5.a3 g6 6.ab4 Nb4 7.c4 Bg7 (7...dc4 8.Nf3=+) 8.Qa4 Nc6 9.cd5 (9.Nf3 Bg4 10.Nbd2 Nh6=) 9...Qd5=+ 10.Nc3?? (better 10.Nf3 Bg4 11.Nbd2=) 10...Qd4-+ 11.Nb5 (11.Bb2 Qe5 12.Be2-+) 11...Qe5 12.Be2 Qa1 13.Qa1 Ba1 14.Nc7 Kd7 15.Na8 b6 16.Be3 Bd4 (16...Bb7 17.Nb6 ab6 18.Bb6 Bc3 19.Kd1-+) 17.Kd2 (17.Bd4 Nd4 18.Nf3 Ne2 19.Ke2 Ba6 20.Kd2-+) 17...Bb7 18.Bb5 (18.Nb6 Bb6 19.Nf3 Nf6-+) 18...Be3 19.Ke3 Ba8 20.Ne2 (20.Nf3 Nh6-+) 20...Ke6 (20...Nh6 21.Nd4-+) 21.Bc6 (21.Nf4 Ke5-+) 21...Bc6 22.Nd4 (22.Nf4 Kd6-+) 22...Kd6 23.Nc6 Kc6 24.Rc1 Kb7 25.Kd4 (25.Kf3 a5-+) 25...Nf6 0–1. Oakley,Johnny – Oziminski,Wojciech, FICGS, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 g6)

5.Bb2 Qb6 6.Nf3 Bg4 7.Be2 e6 8.0-0 Nge7 9.h3? (better is 9.Nbd2-/+) 9...Bf3-+ 10.Bf3 Nf5 11.c3 bc3 12.Bc3 Ncd4 (12...Nfd4 13.Nd2-+) 13.Bd4 (13.Nd2 Nb5 14.Qa4 Qc6-+) 13...Qd4 14.Qd4 Nd4 15.Bd1 Rc8 16.Ba4 (16.Nd2 Bb4 17.Nb3 Bc3-+) 16...b5 17.Bd1 Nc2 18.Bc2 Rc2 19.a4 (19.Rd1 Bb4-+) 19...b4 20.Rd1 Bc5 (20...Re2!? 21.Nd2 Kd7 22.Kf1 Re5 23.Rab1-+) 21.Nd2 Bd4 22.Rab1 (22.Rac1 Rc1 23.Rc1 Kd7-+) 22...a5 (22...0-0 23.Rb4 Bc3 24.Rb7 Bd2 25.Ra7-+) 23.Nf3 (23.Rbc1 Rc1 24.Rc1-+) 23...Bf2 24.Kh1 (24.Kf1 Ke7-+) 24...Ke7 25.g4 Rhc8 26.Nd4 (26.Rd2 R8c3-+) 26...Bd4 27.Rd4 R8c3 0–1. cr50 – craig4000, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.Bb2 e6 6.Bd3 Nge7 7.Qg4 a6 8.h4 Bd7 9.Nd2 Nf5 10.h5 Nh6 11.Qg3 Ne7 12.Ngf3 Qb6 13.0-0 Bb5 14.Nh4 Nef5 15.Nf5 Nf5 16.Qf4 Bd3 17.cd3 g6 18.Nb3 gh5 19.Qf3 a5 20.Qh5 (better is 20.Nc5-+) 20...a4 21.Nc5 a3 (21...Bc5?! 22.dc5 Qc5 23.Rfc1-+) 22.Bc1 Nd4 (22...Nd4 23.Nb3 Nb3 24.ab3 Qd4-+; 22...Bc5?! 23.dc5 Qc5 24.Rd1-+) 0–1. Ramsauer,Martin – Rihm,Frank, GER theme, 1994. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Bb2 Nh6 6.Bd3 Bf5 7.Ne2 e6 8.Ng3 Bg6 9.h4 (9.a3 ba3 10.Ba3 Ba3 11.Ra3 Bd3 12.Qd3 f6-/+) 9...Bd3-+ 10.Qd3 f6 11.Nd2 Be7 12.Nf3 Nf7 (12...0-0 13.ef6 Rf6 14.Ng5-+) 13.Nh5 g6 (13...0-0 14.ef6 Bf6 15.Nf6 Qf6 16.a3-/+) 14.Ng7 Kd7 15.h5 f5 16.Bc1 Bf8 17.h6 Rg8 18.a3 Bg7 (better is 18...ba3!? 19.Ba3 Bg7 20.hg7 Rg7-/+) 19.hg7= Rg7 20.ab4 Qb6 21.c3 Rc8 22.Ng5 Ng5 23.Bg5 Ke8 24.0-0 Nd8 25.Ra3 h6 (25...Rgc7 26.b5+=) 26.Bh6= Rh7 27.Bg5 Rh5 28.Bf6 Rc7 29.g4 Rhh7 (29...fg4 30.Qg6 Double attack (30.Qg6 Pinning; 30.Qg6 Deflection)) 30.gf5 gf5 31.Qg3 (31.Rfa1 Rh5 32.Ra7+/-) 31...Rcf7 (better is 31...Rhf7=) 32.Qg8+- Kd7 33.Rfa1?? (33.Ra7 Qa7 34.Qd8 Kc6 35.Qe8 Rd7 36.Qe6 Kc7 37.Qf5 Qa8+-) 33...a6?? (33...Nc6 34.b5 Ne7 35.Qb8 Qb5 36.Ra7 Rfg7 37.Bg7 Rg7 38.Kh2 Rh7 39.Kg2 Rg7 40.Kh3 Qd3 41.Kh2 Rh7 42.Kg1 Rg7 43.Kh2 Rh7 44.Kg1 Rg7 45.Kh2=) 34.Ra5?? Nc6= 35.R5a3 Qb5-/+ 36.Qa8 Rfg7 37.Bg7+= 0–1. Kopcak,Stanislav (1965) – Jacko,Vladimir (1700), SVK–chT2D, 2007. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.Bb5 Qa5 6.Bc6 bc6 7.Bd2 Rb8 8.c3?? (better is 8.Nf3-/+) 8...b3!-+ 9.a4 (9.ab3 Qa1 Pinning (9...Qa1 Deflection)) 9...b2 (9...Bf5!? 10.e6 Nf6 11.Nf3-+) 10.Ra3 Qb6 11.Ne2 e6 12.Ra2 (12.a5 Qb7 13.Ra2 Qb5-+) 12...Ba6 13.a5 Qb7 14.Ra4 Bd3 15.0-0 Qb5 16.Re1 Bb1 17.c4 dc4 18.Nc3 Bg6 (18...Bd3 19.Nb5 cb5 20.Qf3 ba4 21.Qc6 Kd8 22.a6=) 19.Nb5 b1Q (19...cb5 20.Qf3 Kd7 21.Ra2-+) 20.Qb1 Bb1 21.Na7 Bd3 22.Nc6 Ra8 23.Bc3 (23.Rc1 Nh6 24.a6 Nf5-+) 23...Bc2 24.Rea1 (24.Ra2 Bb3 25.Rd2-+) 24...Ba4 25.Ra4 Kd7 26.Rc4 (26.Nb4 Bb4 27.Rb4 Ra5 28.Rc4 Ra7-+) 26...Rc8 27.d5 Ne7 28.de6 (28.a6 ed5 29.e6 Kd6 30.Bb4 Ke6 31.Nd4 Kd7 32.Rc8 Nc8-+) 28...fe6 0–1. belgaran (1785) – blake507 (1805), gameknot.com, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Bb5 Qa5 6.Bc6 bc6 7.Nd2 e6 8.Ne2 Ba6 9.0-0 Nh6 10.Nb3 Qb5 (10...Be2 11.Qe2 Qb5 12.Qd1+=) 11.Ng3 Nf5 12.Re1 Ng3 13.hg3 h5 14.Bg5 (14.a3 h4 15.gh4 Rh4 16.ab4 Bb4=) 14...Bb7 (14...Rc8 15.Re3+=) 15.f4 (15.Qd2 a5+=) 15...g6 (15...c5 16.Qf3 c4 17.Nd2-/+) 16.Qd2 (16.Kh2 a5-/+) 16...a5-/+ 17.a4 (17.Bf6 Rg8-/+) 17...ba3 18.Reb1 a2 19.Ra2 Increasing the pressure on the isolated pawn on a5 19...a4 20.Rba1 (20.Qc3 c5+= (20...ab3 21.Rb3 Rc8 22.Rb5 cb5 23.Qa5+-)) 20...Kd7 (20...ab3 21.Ra8 Ba8 22.Ra8 Kd7 23.Ra7 Ke8 24.cb3+-) 21.Nc1 c5 22.dc5 (22.Nd3!? Bc6 23.dc5 Bc5 24.Kh2-/+) 22...Bc5-+ 23.Kh2 Rhc8 24.c3 (24.Nd3 Bd4 25.Rc1 Bc3-+) 24...a3 25.Nd3 Ra4 (25...Qb3!? 26.Nc5 Rc5 27.Rc1-+) 26.Qc2 Ra7 27.Rb1 Qc4 28.Nc5 Qc5 29.Qb3 (29.Rb3 Rca8-/+) 29...Qc3 (29...Rc7!?-+) 30.Ra3-/+ Qb3 (30...Ra3?! 31.Qb7 Qc7 32.Qb4=) 31.Rab3 Ba6 32.Rb6 Rc6 (32...Bd3 33.R1b2-/+) 33.Rb8+= Rc2 (33...Bc8 34.g4+=) 34.Rd8= Kc7 35.Rbb8?? (better is 35.Ra1=) 35...Bb7-+ 36.Be7 Raa2 37.Bd6 Kc6 38.Kh3 Rg2 (better is 38...g5 39.Rh8 Rg2 40.Rh5 Ba6-+) 39.Kh4 Rh2 (better is 39...Raf2!? 40.Rf8 g5 41.Kh5 A) 41...gf4?! 42.Rf7 d4 43.g4= (43.Rbb7? Rg3 44.Rbc7 Kd5-+; worse is 43.Rfb7 Rg3 44.Be7 Rh2 45.Bh4 Kd5-/+); B) 41...Rg3 42.Rf7 Rh2 43.Kg6 gf4 44.Kf6 Rh6 45.Ke7 d4-/+) 40.Kg5-/+ Rh3 (40...h4 41.gh4 Ra4=) 41.Kf6= Rg3 42.Ke7 (42.Kf7 Rg4=) 42...d4 43.Rd7 Ra7 44.Rc7 Kb6 45.Rc4 Rc3 (45...d3 46.Kf7 d2+=) 46.Rd4 h4 47.Kf7 h3 48.Rd2 Rg3 49.Rc2 Rg2 50.Bc5 Ka6 51.Rg2 hg2 (51...Bg2 52.Ba7 h2 53.Rh8=) 52.Ke6 (52.Ba7?? Ka7 53.Rg8 Be4-+) 52...Be4 53.Rb6 (53.Ba7?? Ka7 54.Rf8 g1Q 55.Rf7 Ka6-+) 53...Ka5 54.Rb2 Ra6 55.Kd7 Rc6 56.Be3 Rc3 57.Bb6 Ka6 58.e6 Bf5 59.Kd6 Rd3 (59...Rc4 60.Bg1 Re4 61.Rg2 Re6 62.Kd5 Be4 63.Ke6 Bg2 64.f5=) 60.Ke7 (60.Ke5 Rd1 61.e7 Bd7=) 60...Rd1 61.Kf7 g1Q 62.Bg1 Rg1?? (better is 62...Be6 63.Ke6 Rg1=) 63.e7+- Bd7 (63...Re1 64.e8R Re8 65.Ke8 Ka5+-) 64.Rd2 Bb5 (64...Rf1 65.Rd7 Rf4 66.Ke6 Re4 67.Kd5 Re1 68.Rd6 Kb5+-) 65.Ra2 Kb6 66.Rb2 Re1 67.Rb5! (67.Kg6?! Re7 68.f5 Re2 69.Re2 Be2=) 67...Kb5 68.e8Q (68.e8Q Re8 69.Ke8+-) 1–0. Miciak,Maros (2085) – Michalicka,Milan (2225), Tatranske Zruby SVK, Tatry Open, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Bb5 Qa5 6.Bc6 bc6 7.Ne2 c5-/+.

5.Bb5 Bd7 6.e6 Be6-+ 7.Nf3 Bd7 8.Be3 Nf6 9.Qd2 e6 10.Bg5 Be7 11.Bf6 Bf6 12.Bc6 Bc6 13.Qb4 Qe7 14.a3 a5 15.Qb3 a4 16.Qd3 0-0 17.Ne5 (better is 17.0-0!?-/+) 17...Be5-+ 18.de5 Qc7 (18...Qg5 19.0-0 Qe5 20.Nc3-+) 19.f4 (19.Qe3 d4! 20.Qd4 Bg2-+) 19...Qa5 (19...f6!? 20.ef6 Rf6 21.g3-+) 20.Nd2 Rac8 (20...Bb5!? 21.Qd4-+) 21.Rb1-/+ Qc5 22.Nf3 h6 23.Nd4 Rc7 24.Nc6 Rc6 25.Ke2? (better is 25.Rb7 Qc2 26.Qc2 Rc2 27.0-0-+) 25...Qc2 26.Qc2 Rc2 27.Kf3 Rb8 (27...Rfc8 28.g3-+) 28.Kg4? (28.Rhc1 Rbc8 29.Rc2 Rc2 30.Rb7 Rc3 31.Ke2 Ra3 32.h4-+) 28...Rg2 29.Kf3 Ra2 30.Ra1 Ra1 31.Ra1 Kf8 32.Ke3 b5 33.Kd4 b4 34.Kc5 b3 35.Rb1 Ke8 36.Kc6 Rc8 37.Kd6 Rd8 38.Kc5 Ke7 39.Kb5 Ra8 40.Rc1 b2 41.Rb1 Rb8 42.Ka4 d4 43.Ka5 d3 44.Ka6 d2 45.Ka7 Rb3 46.a4 d1Q! 47.Rd1 b1Q 48.Rb1 Rb1 49.a5 f6 50.a6 fe5 51.fe5 Kf7 52.h4 Kg6 53.Ka8 Kf5 54.a7 Ra1 55.h5 Ra7! 56.Ka7 Ke5 57.Kb6 Kd5 58.Kb5 Kd4 59.Kc6 e5 60.Kd6 e4 61.Ke6 e3 62.Kf7 e2 63.Kg7 e1Q Qg1 65.Kh7 Ke5 66.h6 Kf6 67.Kh8 Kg6 68.h7 Qa7 69.Kg8 Qg7 0–1. paolo999123 – jjthegnome, gameknot.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.c3 Nh6 6.c4? (better is 6.Bh6 gh6 7.cb4+=) 6...dc4-+ 7.d5 Ne5 8.Bh6 gh6 9.Qa4 Bd7 (better is 9...Qd7!? 10.Qb4 e6 11.d6 Bd6 12.Qb2-+) 10.Qb4. mojosolo – winugly123, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Bd2 Nd4 6.Bb4 Nc6 7.Bc3 d4 8.Bb2 Ne5 (better is 8...Qb6!? 9.Qc1 Ne5-+) 9.Bd4 Nc6 10.Nf3 Bg4 11.c3 Bf3 (better is 11...e5!? 12.Be3 Qd1 13.Kd1 Rd8 14.Ke1 f5-+) 12.Qf3-/+ Nd4 13.cd4 Qd4?? (better is 13...Qd7+=) 14.Nc3?? (14.Bb5 Kd8 15.0-0+-) 14...Rc8?? (better is 14...a6 15.Be2 e6-/+) 15.Rd1?? Qc3-+ 16.Qc3 Rc3 17.Bb5 Rc6! 18.Rc1 e6 19.Bc6 bc6 20.Rc6 Be7 21.Rc8 Bd8 22.0-0 Nf6 23.Rd1 Nd5 24.Ra8 0-0 25.Ra7 g6 26.a4 Bb6 1–0. Irsmzao – Darkknight, playchess.de, 2003. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6)

5.Ne2 Qb6 6.Be3 Bf5 7.Ng3 Bg6 8.h4 h6 9.h5 Bh7 10.Bd3 Bd3 11.Qd3 Qa6 12.Qd1 (12.Qa6!? ba6 13.Ke2+=) 12...e6-/+ 13.f4 Na5 14.Nd2 Rc8 15.Ne2 Ne7 16.g4 g6 (16...Nc4 17.Rh3-/+) 17.Nb3 Nc4 18.Bc1 Qb6 19.Qd3 a5 20.Rh3 a4 21.Nc5 gh5-/+ 22.Rh5 Rg8 23.f5 Ne5! 24.de5 Qc5 25.Be3? Qc2 26.Qb5 Qc6 27.Qb4 Nf5 28.Qf8 Rf8 29.gf5 Qa6 30.f6 Qd3 31.Rc1 Rc1 32.Bc1 Rg8 33.Rh6 Rg2 34.Rh8 Kd7 (34...Kd7 35.Nd4 Qd4 36.Rd8 Kd8 37.Be3 Qe3 38.Kd1 Qd2) 0–1. Barosso,C – Enklaar,Bertus F, WchT U26, 1965. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

5.Ne2 f6 6.Bb2 g6 7.Nd2 Bg7 8.f4 Nh6 9.h3 Qb6 10.Nb3 Nf5 11.a4 Ne3 12.Qc1 (12.Qc1 Nc4 13.Nd2-+). Bazza3 – winugly123, ChessWorld.net, 2008.

5.Ne2 g6 6.a3-/+ ba3 7.Na3 Nh6 8.h4 Nf5 (8...Bg7 9.Bf4 f6 10.ef6 ef6 11.Nb5+=) 9.h5 gh5 10.Rh5 Ng7 (10...e6 11.c3+=) 11.Rh1 Bf5 (11...Ne6 12.c3=) 12.Nf4+= a6 (12...Ne6 13.g4 Be4 14.f3 Nf4 15.fe4=) 13.g4= Be4 14.f3 Bg6 15.Ng6 fg6 16.Bd3 e6 17.Bg6 Attacks the backward pawn on h7 17...Kd7 18.Bh7 (18.Rh7?? Rh7 19.Bh7 Qh4 20.Kf1 Qh7-+) 18...Bb4 19.Kf1 Bc3 20.Rb1 b5 21.Bb2 (21.Qd3 Bd4 22.f4 Qf8=) 21...Bb2= 22.Rb2 Qf8 23.Rb3 Qf4 24.Rd3 Raf8 25.Kg2 Ne8 26.Rh3 (26.Rh5 b4 27.Nb1 Qf7+=) 26...b4+= 27.Nb1 Nc7 28.Nd2 Nd4 (better is 28...Rf7!? 29.Bg6 Rh3 30.Kh3 Rg7-/+) 29.Ne4= Nc6 30.Nc5 (30.c4 Ne5 31.Rd4 Ke7 32.cd5 Nd5 33.Rd5 ed5 34.Qd5 A) worse is 34...Nf3 35.Bf5 Ne1 36.Kg1 Nf3 37.Rf3 Rh1 38.Kh1 Qf3 39.Kg1 Qe3 40.Kg2 Qe2 41.Nf2 Rf5 42.Qf5+/- (42.gf5?! Kf6+=); B) 34...Rd8 35.Qc5 Kf7=) 30...Ke7 (30...Kc8 31.Rb3-/+) 31.Qe1+= Qc4?? (better is 31...Rf7 32.Bg6 Rh3 33.Kh3 Ne5 34.Bf7 Nd3 35.Nd3 A) 35...Qf7?? 36.Qb4 Kf6 37.Qc3 e5 38.Qe5 (38.Ne5?! Nb5 39.Qe3 Qh7 40.Kg3 d4 41.Qf4 Ke6+-) 38...Kg6 39.Qd6 Kh7 40.Ne5+-; B) 35...Qf3 36.Kh2 Qg4= (worse is 36...Qf7 37.Qb4 Kf6 38.Qc3 Kg5 39.Kg3+/-)) 32.Qh4 Ke8 33.Bg6 1–0. Schulz,Lukas (2150) – Wisnet,Dominic (2280), 9. Wunsiedel Open, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Be3 a6 6.Bd3 g6 7.Ne2 Bg7 8.0-0 e6 9.a3 Nge7 10.ab4 Nb4 11.c3 Nd3 12.Qd3 Bd7 13.g4 h5 14.Bg5 Bb5 15.Qe3 hg4 16.Kh1 Qc7 17.Ng3 (17.Na3 Be2 18.Qe2-+) 17...Bf1 18.Nf1 Nf5 19.Qf4 Qc4 20.Ne3 (20.Kg1-+) 20...Ne3 21.fe3 Qe2 22.Na3 Qf3 (better is 22...Rh3 23.Nb5 Qb5 24.Rf1-+) 23.Qf3 gf3 24.h4 Rc8 25.Rc1 b5 26.Rc2 Bf8 27.Nb1 b4 28.Kg1 a5 29.Rb2 bc3 30.Rc2 Bb4 31.Kf2 a4 32.Kf3 a3 33.e4 de4 34.Ke4 a2! 35.Ra2 c2 36.Rb2 Rh4! (36...Rh4 37.Kf3 Rd4-+ (37...cb1B?! 38.Bh4 Rc3 39.Kf4-+)) 0–1. RedRaven – Bazza3, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Be3 Qb6 6.Bd3 h5 7.Ne2= Bg4 8.h3 Be2 9.Be2 g6 10.0-0 Nh6 11.c4 e6 12.cd5 (12.Bf3 Rd8 (12...dc4? 13.d5 Bc5 14.dc6 Be3 15.cb7+/-) 13.c5 Qa5=) 12...ed5 13.Bf3 (13.Bd3 Nf5+= (13...Nd4? 14.Bd4 Bc5 15.Bc5 Qc5 16.Nd2+-)) 13...Rd8+= 14.Re1 (14.Qd2!?+=) 14...Nf5-/+ 15.Nd2 Ne3 (better is 15...Ncd4!? 16.Bg5 Be7 17.Be7 Ne7-/+) 16.fe3+= Be7 17.Nb3 0-0 18.Rc1 Rfe8 19.Rf1 (19.Qd3 Kg7=) 19...Bf8 (19...Bg5 20.Re1 Ne5 21.de5 Be3 22.Kh1 Bc1 23.Qc1+=) 20.Nc5 (better is 20.Qd2=) 20...Ne5!-/+ 21.de5? (better is 21.Qb3 Nf3 22.Rf3-/+) 21...Bc5-+ 22.Bd5 Be3 23.Kh1 Re5 (23...Bc1!? 24.Bf7 Kh7 25.Qc1 Re5 26.Qf4-+) 24.Bf7 Kg7 25.Qe2 Bd4 (better is 25...Rf5!? 26.Rf5 gf5 27.Re1 Kf7 28.Qh5 Kf6 29.Qh4 Bg5 30.Qh7-+) 26.Qc2 Bc3 27.Rf3 Rd2 28.Qb3 Rb2 29.Qc4 Qc6 30.Qh4 Rf5 31.Bg6?? Rf3 32.Bh5 Rff2 33.Qg5-+ Kf8 34.Qd8= Kg7 35.Qg5 Kh7 36.Bf3 Rf3 37.Qh5 Kg8 38.gf3 Kf8 39.Qf5 Qf6 40.Qc8 Kf7 41.Qd7 Kf8 42.Qc8 Kf7 43.Qd7 Qe7 44.Qf5 Ke8 45.Qc8 Kf7 46.Qf5 Ke8 47.Qc8= Kf7 ½–½. Valguarnera,Girolamo (2185) – Russo,Alfio (1925), Siracusa op 2nd, 2007. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.Be3 Qb6 6.Bd3 Nh6 7.Nf3 Bf5 8.e6? (8.Bh6 Bd3 9.Qd3 (worse is 9.cd3 gh6 10.0-0 Nd4-/+) 9...gh6 10.0-0=) 8...Be6-+ 9.c4 Ng4 10.cd5 Ne3 11.fe3 Bd5 12.e4 b3 13.Nc3 Qb4 (13...b2 14.Rb1 Ba2 15.Na2 Qa5 16.Qd2 Qa2 17.d5+=) 14.0-0?? (better is 14.Qd2!? Be6 15.d5+/-) 14...b2 15.Rb1 Qc3 (better is 15...Bc4 16.Nd5 Bd5 17.ed5 Nd4=) 16.ed5+/- e6 17.dc6 bc6 18.Be4 (18.Rf2 Rb8+-) 18...Ba3? (18...Qe3 19.Rf2 Qe4 20.Ng5=) 19.Bc6?? (better is 19.Ng5 Rc8 20.Nf7+-) 19...Qc6+= 20.Ne5 Qa6 21.Rf7 Rc8 22.Qf3?? Rc1-+ 23.Kf2 Qa4 24.Qa8 (24.Qa8 Rc8 25.Qc8) 1–0. Fernandez Garcia (1970) – Correas Aguilera, Madrid–ch Veterans, 2009. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6)

5.Be3 Qb6 6.h3 Bf5 7.Nf3 e6 8.Nbd2 Nge7 9.Nb3 Na5 10.Nc5 Nec6 11.Na4 Qc7 12.Be2 Be7 13.Rg1 (13.0-0 Nc4-/+) 13...h6 (13...0-0 14.g4 Bg6 15.h4-+) 14.Rb1 b6 (14...Nc4 15.Bc4 dc4 16.g4-+) 15.g4-/+ Bh7 16.h4 Nc4 17.Bc1? (better is 17.Bc4!? dc4 18.g5-+) 17...b5-+ 18.Nc5 Bc5 19.Bc4 (19.dc5 Qa5 20.Bd3-+) 19...Nd4 20.Nd4 Qe5 (20...bc4 21.Bf4-+) 21.Ne2 (21.Qe2 Bd4 22.Bb5 Kd8 23.Qe5 Be5 24.Bd3-+) 21...bc4 22.Bf4 (22.Be3 Be3 23.fe3 a5-+) 22...Qe4 23.Rg3 (23.Rc1 e5 24.Bg3 0-0-+) 23...Qc2 24.Qc2 Bc2 25.Rb2 Ba4 (25...Be4 26.f3 Bh7 27.Be5-+) 26.Ng1 (26.Be5 Rg8-+) 26...a5 27.Nf3 c3 28.Rb1 f6 29.Bc1 0-0-0 30.Ng1 d4 31.Rd3 Bc2 32.Rb4 ab4 33.Rh3 d3 34.Nf3 e5 35.Rh2 e4 36.Nd2 cd2 37.Kd2 Rhe8 38.Ke1 e3 39.f3 d2 (39...d2 40.Kf1 dc1Q 41.Kg2 Rd2 42.Kh3 Qf1 43.Kg3 Bd6 44.f4 Bf4) 0–1. qr19kaash – zzac777 (1795), gameknot.com, 2011. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.Be3 g6 6.Ne2 Bh6 7.Qd2 Be3 8.Qe3 Bf5 9.Qd2 Qb6 10.c3 e6 11.f3 Rc8 12.Qe3? h5 13.g3? bc3-+ 14.Nbc3 Nb4 15.Kf2 Nc2 16.Qc1 Na1 17.Qa1 Bd3 18.Kg2 Ne7 19.Qd1 Be2 20.Ne2 Nf5 21.Qd3 Rc4 22.h4 Nd4 23.Nd4 Qd4 24.Qa3 Rc2 25.Kh3 Qc5 26.Qa4 Ke7 27.Bd3 Rc3 28.Qf4 Rf8 29.Rb1 b6 30.Bb5 Kd8 31.a4 Kc7 32.a5 Qa3 33.ab6 ab6 34.Be2 Rc2 35.Qd4 Qc5 36.Qd1 Ra8 37.Bd3 Rc3 38.Qd2 Raa3 39.Qf4 Rd3 40.Qf7 Kd8 41.Rf1 Qe7 42.Qg8 Kd7 43.Qg6 Rf3 44.Rf3 Rf3 45.Qh5 Qf7 (45...Qf7 46.Qg4 Rc3 47.Qa4 Kd8-+) 0–1. Alekhine,Alexander – Surber, Surabaya sim, 1933.

5.Be3 g6 6.Ne2 Nh6-/+ 7.Nf4 Nf5 8.Qd2 Bg7 (8...Ne3 9.Qe3 Bh6 10.Bb5-/+) 9.Bb5 Ne3 10.Qe3 a6 11.Bc6 bc6 12.0-0 e6 (12...0-0!?-/+) 13.Nd2 (13.a3 Bf8+=) 13...0-0 (13...f6 14.Nd3+=) 14.a3 (14.Rfb1 f6 15.Rb4 c5 16.dc5 fe5+=) 14...ba3 15.Ra3 Qc7 (15...f6 16.Nd3+=) 16.Nd3 Re8 (16...f6 17.ef6 Bf6 18.Rb1+=) 17.Nb3 (17.Rb1 Bf8 18.Ra2 Rd8=) 17...f6 18.f4 (18.ef6 Bf6 19.Re1 Be7=) 18...fe5 (18...Qe7 19.Nbc5=) 19.fe5 Rf8 20.Rfa1 Rf5 (20...Qb6 21.Ra5=) 21.Nbc5 (21.Ndc5 Qf7=) 21...Bf8 (21...Qb6 22.Rb3 Qd8 23.Nb4=) 22.g4 (22.Na6 Qb6 23.Nac5 Ra3 24.Ra3 Qb1 25.Qe1 Qe1 26.Ne1 Bc5 27.dc5 Re5=) 22...Rf7+= 23.Kg2 (23.Na6 Qb6 24.Nac5 Ra3 25.Ra3 Bc5 26.Nc5 Qb1 27.Kg2 Qc2 28.Kg3 Qd1=) 23...Qd8 (23...Qb6 24.Rb3 Qd8 25.h3+=) 24.c3 (24.Ra4 Qh4 25.h3 h6=) 24...Qh4 (24...Be7 25.Ra4+=) 25.Qg3 Qg5 26.R3a2 a5 27.h4 Qd8 28.Nb3 Be7 29.g5 a4 30.Ra4= Ra4 31.Ra4 Qb6 32.Nb4 c5 33.dc5+= Bc5 34.Nc5 Qc5 35.Ra2 Bb7-+ (35...Bb7 36.Nd3 d4 37.Kh2 Qd5-+ (37...Qc3?! 38.Nf4-+)) 0–1. Karim,Ismael – Bodson,Jordane, FRA–chTJ, 1999.

5.Be3 g6 6.Nf3 Bf5 +=.

5.Be3 h5 6.Bd3 Bg4 7.f3 Bd7 8.Ne2 e6 9.0-0 Nh6 10.Bh6 (10.c3 Rc8+=) 10...Rh6-/+ 11.Nd2 (11.Qd2 Qb6-+) 11...Ne7 (better is 11...Qb6!?-+) 12.f4 Nf5 13.Bf5 ef5 14.Nf3 Be6 (14...Qc7 15.Qd3-/+) 15.c3+= bc3 16.Nc3 Qd7 (16...Qa5 17.Qb3+=) 17.Qb3= Be7 18.Rab1 Rb8 19.Rfc1 b6 20.Rc2 (20.Nb5 Rb7=) 20...Rb7 (20...Rc8 21.Rbc1+=) 21.Rbc1= Kf8 (21...Rc7 22.Nd2=) 22.Ng5 (22.Nb5 Qd8+=) 22...g6 (better is 22...b5!?=) 23.Nb5+/- a6 (23...h4!?+/-) 24.Nc7 Kg7? (better is 24...Bg5 25.fg5 Rh8+-) 25.Nce6 (25.Na6?! Bd8+-; 25.Nge6?! fe6 26.Na6 Bd8+/-) 25...fe6 26.Rc7!! Rc7 (26...Rc7 27.Qb6 Double attack (27.Qb6 Decoy); 26...Qc7 27.Ne6 Double attack (27.Ne6 Decoy)) 27.Rc7 Qe8 28.Ne6 (better is 28.Qb6!? Kf8+-) 28...Kh8 29.Qd5 (worse is 29.Qb6 g5 30.Qa6 Bf8+-) 29...Qa4 (29...Rh7 30.Ra7 Bd8 31.Qd8 Qd8 32.Rh7 Kh7 33.Nd8 Kg8+-) 30.Qa8 (30.Qa8 Qe8 31.Qe8 Kh7 32.Re7) 1–0. Wenske,Hardy – Welzel,Markus (1720), Werther Schloss op–C, 2006. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.Nf3 Qa5 6.Bd2 (6.Nbd2 Bg4 7.Be2 Rc8+=) 6...Bg4-/+ 7.c3 0-0-0 (7...e6!?-/+) 8.Be2 Bf3 9.Bf3 Kb8 (9...e6 10.0-0+=) 10.0-0 (10.cb4 Qb6 (10...Nb4? 11.Qb3+-) 11.Bc3 Nb4=) 10...e6+= 11.Qc2 Nge7 12.Qb3 Nf5 0–1. alexp (2455) – chessnaif (2385), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.Nf3 Qb6 6.a3 (6.c4 Be6 7.c5 Qa5+=) 6...Bg4-/+ 7.Be3 (7.ab4 Bf3 (7...Qb4?! 8.c3 Qb6 9.Bd3=) 8.gf3 Qd4 (8...Nd4? 9.Be3 e6 10.c3+-) 9.Qd4 Nd4-/+) 7...e6 (7...Qa5 8.Qc1 e6 9.c3-/+) 8.Be2 Nge7 9.0-0 Nf5 10.ab4 Bf3 (10...Bb4 11.c3 Be7 12.Bf4-/+) 11.Bf3-/+ Ncd4 12.Bd4 Nd4 13.c3 Nf3 14.Qf3 Be7 15.Nd2 0-0 16.Nb3 Rfc8 17.Rfc1. alexp (2445) – lubo, net–chess.com, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Nf3 f6 6.Bf4 e6 (6...g5 7.Bg3-/+) 7.Bd3 (7.Bb5 Qb6 8.Bc6 bc6=+) 7...g5-/+ 8.Bc1 (8.Bg3 g4 9.Ng1 fe5 10.de5 Nh6-/+) 8...Qb6 (8...g4 9.Nfd2 fe5 10.de5 Ne5 11.Bb2-+) 9.0-0? (9.ef6 g4 10.Ne5 Nf6=+) 9...a6 (9...g4 10.Nfd2 fe5 11.Nb3-+) 10.a3 (better 10.ef6 g4 11.f7 Kf7 12.Ne5 Ne5 13.de5=) 10...f5?? (10...g4 11.Nfd2 Qd4 12.Nb3 Qe5 13.Qg4-/+) 11.c4?? (11.Ng5 Qd4 12.Qh5 Kd7 13.Ne6 Qa1 14.Nf8 Kc7+-) 11...Nd4?? (11...dc4!? 12.Bc4 g4-/+) 12.cd5 (12.Ng5 h5 13.cd5 ba3 14.d6+-) 12...Nf3=+ (12...ed5?? 13.Nd4 Ne7 14.Bg5+-) 13.Qf3 g4 14.Qe2 Qd4 (14...ed5 15.ab4 Bb4 16.Bb5 Kd8=+ (worse 16...Qb5 17.Qb5 ab5 18.Ra8+=; worse 16...ab5 17.Ra8 Ne7 18.Ba3+-)) 15.Bb2 (15.d6!?+-) 15...Qd5+= 16.Rd1 Kf7? (better 16...ba3 17.Na3 Ba3 18.Ra3 Qc5=) 17.Bf5!+- Qc6 (17...ef5 18.Rd5 Discovered attack (18.Rd5 Deflection; 18.Rd5 Overloading)) 18.Bg4 Ne7 (18...Nh6 19.Bh5 Kg7 20.Rd6+-) 19.ab4 Ng6 20.Ba3 (20.b5 Qc7+-) 20...Nf4 (20...Qb5!? 21.Qf3 Ke8+-) 21.Bh5 Ng6 (21...Kg7 22.Qg4 Ng6 23.Nd2+-) 22.b5! Qb6?? (22...ab5 23.Qe3 Combination; 22...Qb5 23.Qf3 Combination) 23.Nc3 (better 23.Qf3 Ke8 24.Qf6+-) 23...Ba3 24.Ra3 Rg8 (24...Kg7 25.Bg6 hg6+-) 25.Ne4 (25.Qf3 Ke8 26.Ne4+-) 25...Kf8 (25...Kg7 26.Bg6 hg6+-) 26.Rf3 (26.Qf3 Ke7 27.Qf6 Ke8 28.Rf3 Qd6 29.Qf7 Kd8 30.Rd6 Bd7 31.Qd7) 26...Ke7 (26...Kg7 27.Bg6 hg6 28.Rf7 Kf7 29.Qf3 Kg7 30.Qf6 Kh7 31.Rd3 Qe3 32.Re3 Rg7 33.Ng5 Kh8 34.Rh3 Kg8 35.Qd8) 27.Bg6 (27.Qd2 Qd4 28.Qg5 Kd7 29.Rf7 Ke8 30.Re7 Kd8 31.Rb7 Ke8 32.Qe7) 27...Rg6 (27...Rh8 28.Rf7 Ke8 29.Nf6) 28.Qb2 (28.Qd2 ab5 29.Qb4 Qc5 30.Qc5 Ke8 31.Rf8) 28...a5 (28...Qc5 29.Nc5 Rg4 30.Qd2 Rg2 31.Kg2 ab5 32.Qd8) 29.Qa3 (29.Qa3 Qd6 30.Qd6 Ke8 31.Rf8) 1–0. Vilas Boas,Crisolon Terto – Lima,Neil A N, Regional Sudeste, 2007. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 f6)

5.Nf3 Nh6 6.c3 Bg4 7.h3 Bf3 8.Qf3 Qa5 9.Bh6 gh6 10.cb4? (better is 10.a4!?+=) 10...Qb4-+ 11.Qc3 (11.Qc3 Qd4 12.Qd4 Nd4 13.Kd2-+). forkthis – winugly123, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.f4 Qb6 6.Be3 e6 7.Nf3 Nge7 8.g4 h5 9.g5 Nf5 10.Bf2 Bd7 11.Be2 Qa5 12.0-0 h4 13.Qd3 Nce7 14.Rd1 Ng6 15.Qd2 Rc8 16.Bd3 Nge7 17.Be1 (better is 17.a3 Ng6 18.Ra2-/+) 17...Ng6 (17...Bb5 18.Qb4 Qb4 19.Bb4 Bd3 20.Rd3-/+) 18.Bf5 (18.Bf2 Be7 19.h3-+) 18...ef5-/+ 19.h3 (19.Rc1 Bb5-/+) 19...Ba4 20.Rc1 Kd7 (20...Bb5 21.Qe3-/+) 21.a3 Bc2?? (better is 21...Bb5-/+) 22.Rc2+- Rc2 (22...Qa4 23.Rc8 Kc8 24.Qb2+-) 23.Qc2 Ke6 (23...Qa6 24.Qf5 Qe6 25.Qe6 Ke6 26.ab4+-) 24.Bd2 Qa6?? 25.a4 Qe2?? 26.Qc8 Ke7 27.Bb4 1–0. qr19kaash (1635) – notsana (1680), gameknot.com, 2012. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.f4 Qb6 6.Be3 Nh6 7.Nf3 Bg4 (7...g6 8.Bd3-+) 8.Be2 (8.Nbd2!?-/+) 8...Nf5-+ 9.Bf2 Bf3 10.Bf3 e6 (10...Ncd4?! 11.g4 e6 12.gf5=) 11.Nd2 (11.c3 bc3 12.Nc3 Bb4-+) 11...Nfd4 12.Nb3 Nf3 13.Qf3 Qc7 (13...Qa6 14.Qd3-+) 14.0-0 Be7 15.Kh1 (15.c3 bc3 16.Qc3 0-0-+) 15...0-0 16.Rae1 (16.Rac1 a5-+) 16...a5 17.Qh5 (17.Qd3 a4 18.Nd2 Rfc8-+) 17...a4 18.Nd2 (18.Nc1 Na5 19.Re2 Nc4-+) 18...f6 (18...Na5 19.Rc1-+) 19.Qg4 Qd7 20.Re3 fe5 21.fe5 Bc5 22.Rd3 Bf2 23.Ne4 Ne5 (23...Ne5 24.Qe2 Nd3 25.Qd3 Bb6-+) 0–1. Ferdiman,Tersiman (2005) – Hartono (2230), Jakarta INA, 2nd Indonesia Open, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

5.f4 e6 6.Be3 Nh6 7.Bd3 Qh4 8.g3 Qe7 9.Nh3 (9.Nf3 Qc7-/+) 9...Nf5 10.Bf5 ef5 11.Nd2 h6 12.Nb3 b6 13.Qf3 Be6 14.0-0 Qd7 15.Nf2 Be7 16.h3 a5 17.g4 (17.Rfc1!?-/+) 17...fg4 18.hg4 Bh4?? (better is 18...g6-+) 19.f5+/- Bf5 20.gf5 0-0-0 (20...h5 21.Nd3+/-) 21.Nh3 g5 22.Kg2?? (22.fg6 fg6 23.Nf4 Bg5+-) 22...Rhg8?? (better is 22...g4 23.Qe2 gh3 24.Kh3 Bg5-/+) 23.Qg4+/- Kb7 24.e6 fe6+/- 25.fe6 Qd6 26.Rf7 Ne7 27.Raf1 Rg6?? 28.Re7!+- Qe7 29.Rf7 Qf7 30.ef7 Rf6 31.Ng5! Bg5 32.Bg5 hg5 33.Qg5 Rf7 34.Qd8 Kc6 35.Qe8 Rd7 36.Nd2 Kc7 37.Nf3 Rd8 38.Qf7 Rd7 39.Qf4 Kb7 40.Ne5 Rc7 41.Nf7 Rc2 42.Kf3 Ka6 43.Nd6 Rc7 44.Ke3 a4 45.Qf1 Rc4 46.Nc4 dc4+- 47.Qc4 Ka5 48.d5 b5 49.Qc7 Ka6 50.d6 b3 51.ab3 ab3 52.d7 b2 53.d8Q b1Q 54.Qb6 (54.Qdc8) 1–0. qr19kaash (1635) – intenseagle, gameknot.com, 2012. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.f4 e6 6.Nf3 Nge7 7.Be3 Nf5 8.Bf2 Be7 9.Bd3 h5 10.0-0 h4 11.Bf5 ef5 12.c3 a5 13.cb4 ab4 14.Qb3 h3 15.g3 Kf8 16.Nbd2 Rh6 17.Be1 Ra3 18.Qc2 b6 19.Nb3 Qd7 20.Bf2 Ba6 21.Rfe1 Kg8 22.Rac1 Bc4 23.Re3 Qe6 24.Nfd2 b5 25.Nb1 Ra6 26.N1d2 Qg6 27.Nf3 Qg4 28.Nbd2 (better is 28.Nfd2!?-/+) 28...Rg6 29.Kh1 Ra2 30.Qd1 Re6 31.Kg1 g5 32.fg5 Nd4 (32...Bg5?! 33.Ng5 Qg5 34.Nf3-+) 33.Nd4 Qd4 34.Ra3 (34.Rc2 Ra1 35.Rc1 Rc1 36.Qc1 Bg5 37.Nf3 Be3 38.Qe3 (38.Nd4?? Bc1 39.Nf5 b3-+) 38...Qd1 39.Ne1-+) 34...Qd2 (34...Rd2?! 35.Ra8 (35.Bd4?? Rd1 36.Rd1 ba3-+) 35...Kg7 36.Bd4 Rd1 37.Rd1 Bg5 38.Kf2-/+) 35.Ra2 Qa2 36.Ra1 (36.Rc2 Qb3 37.g6 fg6-+) 36...Qb2 37.Rb1 (37.Qd4 Qc2 38.Re1 b3-+) 37...Qe5 38.Qh5 (38.Qe1-+) 38...Qe4 39.Ra1 Qg2 0–1. stampyshortlegs – marekt, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.f4 Bg4?? 6.Be2?? (better is 6.Qg4 Qa5 7.Bb2+-) 6...Be2-/+ 7.Ne2 e6 8.0-0 Qb6 9.Be3 0-0-0 (9...Nge7 10.Ng3-/+) 10.Nd2 f6 11.Rb1 fe5 12.fe5 a5 (12...Ne5!? 13.a3 Nf6+=) 13.a3 Be7 (better is 13...Ne5!? 14.ab4 ab4= (worse is 14...Bb4 15.c3+/-)) 14.ab4+/- ab4 15.c3 h5? 16.cb4 Bb4 17.Qc2 Nge7+= 18.Nf3 Nf5? 19.Bd2+- Qb5 20.Rb4 Qe2 21.Re1 Qa6 22.Ra4 Qb6 23.Ba5 Qb5 24.Rb1 Qb1 25.Qb1 Na5 26.Ra5 Kc7 27.Qc2 Kd7 28.Qc5 Rc8 29.Qb5 Kd8 30.Ng5 Nd4 31.Qb7 Rf8 32.Ne6! Ne6 33.Rd5 Ke8 34.Qd7 1–0. stampyshortlegs – king001, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.f4 Nh6 6.Be2 Qa5 7.Qd2 Bg4 8.Nf3 Qb6 9.Bb2 Nf5 10.h3 Bf3 11.Bf3 Ncd4 12.Bd5 Rd8 13.Bd4 Nd4 14.Bf7 Kf7 15.Qf2 Rc8 16.0-0 Rc2 White resigned 0–1. arvek (1865) – bulent_2010 (2550), ChessWorld.net, 2017. (=1.e4 c5 2.b4 cb4 3.f4 Nc6 4.d4 d5 5.e5 Nh6)

5.f4 Nh6 6.Nf3 Bg4 7.Bb5 Qb6 8.Bc6 bc6 9.Be3 Nf5 10.Bf2 Bf3 11.gf3 e6 12.0-0 c5 13.c3 Qb5 14.a4 Qa5 15.cb4 Qb4 16.Nd2? (16.Na3 c4-+) 16...c4 (better is 16...Nd4!? 17.Kh1-+) 17.Rb1 Qa3 18.Ra1 Qe7 19.Qc2 g6 20.a5 a6 21.Rab1 Qd7 22.Rb6 Bh6 23.Rfb1 0-0 (23...Bf4? 24.Rb8 Ke7 25.R8b7+-) 24.Rb7 Qd8 25.R7b6 Bf4 26.Kh1 h5 27.Rg1 Qe7 28.Rgb1 (28.Nb1 Rfb8-+) 28...Qa3 29.Kg2 Qa5 30.Nf1 Qa3 31.Qd1 Qc3 32.Kh1 h4 33.h3 a5 34.Nh2 Be3 35.Ng4 (35.Be3 Ne3 36.Qg1 Nf5-+) 35...Bf2 36.Nf2 Qd4 37.Qe1 Qf4 38.Kg2 Ne3 (38...Ne3 39.Qe3 Qe3-+) 0–1. Janula,Mariusz – Wilczynski,Adam (1865), 60th YMCA Spring C Poland, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.f4 Nh6 6.h3 Nf5 7.Bb2 Qb6 8.Nf3 Ng3 9.Rh2 g6 10.Bd3 Bh6 11.Qd2 0-0 12.Kf2 Ne4 13.Be4 de4 14.Ne1? (14.Ng5-+) 14...Ne5! 15.g4 (15.fe5 e3 Double attack (15...Bd2 Pinning; 15...Bd2 Deflection)) 15...Nc4 16.Qc1 Qd6 (16...Nb2 17.Qb2 Bf4 18.Kg2 Bh2 19.Kh2 Qd6 20.Kg2-+) 17.Kg3 (17.Ng2 Bg7 18.Kg3 Nb2 19.Qb2 Qd4 20.Qd4 Bd4-+) 17...Nb2 18.Rf2 Qd4 19.c3 bc3 20.Nc3 Nc4 21.Ne2 Qc5 22.g5 Bg7 23.Rb1 Rd8 24.Ng1 Bd4 (24...Bd4 25.Rc2 Bg1-+) 0–1. dennism (2355) – pierred (2800), net–chess.com, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

5.g4 h5! 6.g5 (6.gh5 Bf5 Decoy) 6...Bf5 7.Nh3 e6 8.Nf4 h4 9.Rg1 g6 (9...Qa5 10.Qd2-/+) 10.Be3 Qa5 11.Nd2 Rc8 12.Bd3 Nge7 13.Nb3 Qc7 14.Kf1 Bd3 15.cd3 Nf5 16.Kg2 Be7 17.Kh1 Kf8 18.Rc1 Kg7 19.Nh3 Qb6 (worse is 19...Ne3 20.fe3 Qb6 21.Rf1+=) 20.Rg4 a5 (worse is 20...Ne3 21.fe3 Qb5 22.Rf4+=) 21.Rf4 a4 22.Nc5 Bc5 (worse is 22...Ne3 23.fe3 Ne5 24.Na4 Rc1 25.Qc1+= (25.Nb6?? Rd1 26.Kg2 Nd3-+)) 23.Rc5 (23.dc5 Qb5 24.d4 b6-/+ (worse is 24...Ne3 25.fe3 Ne7 26.Rb1+=)) 23...b3 24.ab3 ab3 25.Rf5 (25.Ng1!?-/+) 25...ef5 26.Nf4?? (better is 26.Qb1-+) 26...b2 27.Qb1 Ra8 28.Nd5 (28.Rc1 bc1R 29.Qc1 Nd4-+) 28...Ra1 (28...Qb3 29.Nc3 Ra1 30.h3 Rb1 31.Nb1 Qd1 32.Kh2 Qb1 33.Rb5-+) 29.Nb6 Rb1 30.Kg2 Rg1!! 31.Kg1 b1Q 32.Kg2 (32.Rc1 Qb6 33.d5-+) 32...h3 33.Kf3 Qd1 34.Kf4 Qg4 0–1. Doermann,Alexander (2100) – Hirn,Oskar (2300), Forchheim op–A, 2003. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.Bg5 Qb6 6.Nf3 Bg4 7.Be3 g6 (7...Nh6 8.c4 bc3 9.Nc3-/+) 8.Be2+= e6 9.h3 (9.Nbd2 Nge7+=) 9...Bf3-/+ 10.Bf3 Bh6 11.0-0 Be3 12.fe3 Nge7 13.a4 Nf5 14.Qe1?? (14.Qd3 Rc8-/+) 14...b3?? (better is 14...Nfd4 15.Qf2 Nf3 16.Qf3 0-0-+) 15.c3+= Na5 16.Na3 0-0 17.g4 Ne7 18.Rf2 (18.Qh4 Qd8+=) 18...Rac8 (18...f6 19.ef6 Rf6 20.Bg2 Rf2 21.Qf2-+) 19.Rb1 (19.g5 a6-/+) 19...Rc6 (19...f6 20.ef6 Rf6 21.Bg2 Rf2 22.Qf2-/+) 20.Rfb2 (20.e4 a6+=) 20...Rfc8 (20...f6!?-/+) 21.Nb5 a6 22.Nd6 R8c7 23.Qf1? Rc3-+ 24.Bd1 Nec6?? 25.Qf4 Nb4 26.Qh6? Nd3?? 27.Ne8 f5 28.Nf6 Kf7 29.Qh7 Kf8 30.Qg8 Ke7 31.Qg6 Rc8?? 32.gf5 Ne5+- 33.Qg7 Nf7 34.Bh5 Rf8 35.Nh7 Rcc8 36.f6 Kd6 37.Nf8 Rc7 38.Bf7 Qb4 39.Qg3 Kc6 40.Be8 Kb6 41.Ne6 Rc8 42.f7 Nc4 43.Rb3 Qb3 44.Rb3 Ka5 45.Qe1 (45.Qe1 Nd2 46.Qd2 Rc3 47.Qc3) 1–0. qr19kaash – bittor (1625), gameknot.com, 2011. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.h3 Qb6 6.Nf3 Bf5 7.Bd3 (7.Be2 e6-/+) 7...Bd3 (7...Nd4 8.Nd4 Bd3 9.Qd3+-) 8.Qd3 e6 9.0-0 Nge7 10.Bg5 (10.Be3 Rc8-/+) 10...Nf5 11.Kh1? (better 11.Be3-/+) 11...Nfd4-+ 12.c3 (12.Nbd2 Bc5-+) 12...Nf3 13.Qf3 Ne5 14.Qe2 (14.Qg3 Qa6 15.Kg1 b3-+) 14...Bd6 (14...Qa6 15.Qa6 ba6 16.cb4 Bb4 17.Rd1-+) 15.cb4 (15.Be3 Qc7 16.cb4 Qc4-+) 15...0-0 (15...Qb4 16.Nd2-+) 16.a3 Qd4 (16...a5 17.Be3 d4 18.Bf4-+) 17.Nd2 Qd3 (17...Rfc8 18.Be3 Qd3 19.Qh5-+) 18.Qh5 f6 (18...a5 19.ba5 Ra5 20.Rfb1-+) 19.Be3 Nc4 (19...a5!? 20.ba5 d4 21.Bf4-+) 20.Nc4 Qc4 (worse 20...dc4 21.Rad1 Qa3 22.Rd6 Qb4 23.Re6+=) 21.Rfc1 (21.Rfe1 Rfd8-+) 21...Qe4 22.b5 (22.Rd1 Rfc8-+) 22...Qe5 23.Qe5 fe5 (23...Be5 24.Ra2-+) 24.f3 d4 25.Bd2 Rfc8 (25...Kf7 26.a4-+) 26.a4 Kf7 27.g4 (27.Kg1 a6 28.b6 Kf6-+) 27...Ke7 (27...a6 28.b6-+) 28.h4 (28.a5 a6-+) 28...Rc1 (28...a6 29.b6-+) 29.Rc1 Kd7 (29...a5 30.h5-+) 30.h5 Rc8 (30...Rd8 31.Kg2-+) 31.Rc8 Kc8 32.Kg2 Kd7 (32...Kc7 33.Ba5 b6 34.Bd2-+) 33.Kf2 Bc5 (33...Ba3 34.Ke2-+) 34.Ke2 a6 35.ba6 (35.Kd3 Kc7-+) 35...ba6 36.Kd3 Kc6 37.Kc4 Bb6 (37...h6 38.g5 hg5 39.Bg5-+) 38.Bg5 (38.g5 Bc5-+) 38...Kd6 (38...Ba5 39.h6 gh6 40.Bh6-+) 39.Bd2 Ke7 (39...g6 40.h6-+) 40.Bg5 (40.g5 g6 41.h6 Kd6-+) 40...Kf7 (40...Kd7 41.h6 gh6 42.Bh6-+) 41.Kd3 Ba5 42.Bh4 Ke8 43.Bg3 (43.Ke4 Kd7-+) 43...Bc7 44.Kc4 (44.Bh4 Kd7-+) 44...Kd7 (44...Bd6 45.g5-+) 45.Be1 Kc6 46.Bd2 Bd8 (46...Bd6 47.g5-+) 47.Be1 (47.g5 g6 48.h6 Bb6-+) 47...Bg5 48.Bg3 (48.Bb4 Bf4-+) 48...Kd6 49.Be1 Be3 (49...g6 50.Bb4 Kc6 51.Kd3-+) 50.Bb4 Kc6 51.Be1 (51.Bf8 g6-+) 51...Bc1 (51...g6 52.Bh4-+) 52.Bb4 Bb2 (52...g6 53.Be7-+) 53.Be7 (53.Kb3 Bc3 54.Bc3 dc3 55.Kc3-+) 53...Bc3 (53...g6 54.h6-+) 54.Ba3? (54.Bf8 g6 55.Bg7 Kd6 56.Bf8 Kc7=) 54...Kb6?? (better 54...Bd2-+) 55.Bd6= Ka5 (55...g6 56.Be5 gh5 57.gh5=) 56.Kb3 Kb6 57.Be5 (57.Kc4 Bb2=) 57...Kc5+= 58.Bg7 Bd2 59.Be5 Kd5 (better 59...Bh6 60.Bf6 Bf8+-) 60.Bf6?? (better 60.f4 Bf4 61.Bf4+-) 60...e5=+ 61.Kc2 Bf4 62.Kd3 Ke6 (62...Bg3 63.Bg7=) 63.Bd8 (63.Bh4 Kf7=) 63...h6 (63...Kd7 64.Bh4=) 64.Ke4= Bg5 (64...Kf7 65.Bb6 Bg5 66.Ke5=) 65.Bb6 (65.Bg5 hg5 66.a5 Ke7=) 65...Be3 (65...Kd6 66.f4 Bf4 67.Bd4 ed4 68.Kf4-/+) 66.Bc5 Bg5 67.f4 (67.Bb6!?=) 67...Bf4-/+ 68.Bd4 Looking at e5 68...Kf6 (68...ed4 69.Kf4 Kd5 70.a5-/+) 69.Bc3 (69.Bb6 Kg5 70.Kf3 e4 71.Ke4 Kg4=+) 69...Kg5 70.Be5?? (better 70.Kf3=) 70...Be5-+ 71.Ke5 Kg4 72.a5 Kh5 73.Kf5 ½–½. Gasper,Jaroslav (1825) – Zielinski,Olgierd (1920), European Amateur Chess Championship SLO, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.h3 Bf5 6.Nf3 e6 7.Nbd2 Rc8 8.Nb3 a6 9.Be3 Na5 10.Rc1 (10.Bd3 Nc4-/+) 10...Nc4 11.Be2 Ne3 12.fe3 Rc3 13.Qd2 Qc7 14.Bd1 (14.Bd3 Nh6-/+) 14...Be7 15.0-0 Nh6 16.Qf2 (16.Be2 b5-+) 16...0-0 17.Ne1?? (17.Nbd2-+) 17...Bg5 18.Nd3 Bd3 19.Re1 (19.cd3 Rc1 20.Qg3 f6 21.Nc1 Qc1-+) 19...Nf5 20.Nc5 (20.g4 Bh4 21.Qd2 Be1 22.Qe1 Ne7-+) 20...Bb5 21.Rb1 (21.Bg4 Bh4 22.Qd2 Be1 23.Re1 b6-+) 21...Be3 22.Re3 Ne3 23.Qd2 Nd1 24.Qd1 b6 25.Nd3 Bd3 26.cd3 f6 27.Kh2 fe5 28.de5 Qe5 29.Kh1 Rf2 30.Rb4 Rcc2 31.Rg4 Rfe2 32.Qg1 Re1 33.d4 Rg1 34.Kg1 Qe3 35.Kh2 h5 36.Rg6 Qf4 (36...Qf4 37.Rg3 h4 38.a3 Qg3 39.Kg1 Qg2) 0–1. qr19kaash – adivela (2090), gameknot.com, 2012. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

5.a3 ba3

6.Ba3 Qb6 7.Bc5 Qb2 8.Ra3 Bf5 9.Rb3 Qc2 10.Qc2 Bc2 11.Rb7 Bb1 12.Rb1 e6=+ 13.Bb5 Kd7 14.Nf3 Bc5 15.dc5 Nge7 16.0-0 h6 17.Ra1 Kc7 18.Rfb1 Ng6 19.Bc6 Kc6 20.Ra6 Kc5 21.Rc1 Kb5 22.Ra2 a5 23.Nd4 Kb6 24.Rb2 Ka6 25.Rc6 Ka7 26.Rcb6 Rhc8?? 27.Rb7 (27.Rb7 Ka6 28.R2b6) 1–0. Kluge,Klaus – Radding,Marvin, IECC, 1997.

6.Ba3 e6 7.Bf8 Kf8 8.Nf3 g6 9.Bd3 Nge7 10.h4 Nf5 11.c3 Kg7 12.g4 Nfe7 13.h5 h6 14.hg6 fg6 15.Qd2 Qf8 16.Ke2 Bd7 17.Na3 a6 18.Rh2 Qf7 19.Rah1 Raf8 20.Qe3 Ng8 21.Nc2 Qf4 22.Qf4 Rf4 23.Ne3 Nge7 24.Rb1 Na5 0–1. Rodriguez Izquierdo – Alfageme Alvarez, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

6.Ba3 Bf5 7.c3 e6 8.Bd3 Ba3 9.Na3 Nge7 10.f4 0-0 11.Nf3 f6 12.0-0 fe5 13.fe5 Bd3 14.Qd3 Nf5 15.Nb5 a6 16.g4 ab5 17.Ra8 Qa8 18.gf5 (18.Ng5 Ne5 19.de5 Qa7 20.Kh1 Qe3 21.Qe3 Ne3 22.Rf8 Kf8 23.Ne6 Ke7-+) 18...Rf5-/+ 19.Qb5 Qa6 20.Qa6 ba6 21.Kg2 a5 22.Rb1 Rf8 23.Rb6 Rc8 24.Ng5 Nd8 25.Ra6 h6 26.Ne6 Ne6 27.Re6 Ra8 28.Rb6 a4 29.Rb2 a3 30.Ra2 Kf7 31.Kf3 Ke6 32.Ke3 Ra4 (32...g5!?-/+) 33.Kd3 (33.Kd2!?+/-) 33...g5= 34.Kc2 g4 35.Kb3 Ra8 36.Rg2?? (better 36.Kc2-/+) 36...a2-+ 37.Ra2 Ra2 38.Ka2 h5 39.Kb3 h4 40.c4 dc4 41.Kc4 g3 42.hg3 hg3 43.d5 Ke5 44.Kc5 g2 45.d6 g1Q (45...g1Q 46.Kc4 Qd4 47.Kb3 Qd3 48.Ka4 Kd4 49.Ka5 Kc5 50.Ka4 Qc3 51.d7 Qb4) 0-1. Goran_Krastev (2360) - pacalmisu (2195), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 ba3)

6.Ba3 Bf5 7.c3 e6 8.Bf8=+ Kf8 9.Bd3 Bd3-/+ 10.Qd3 Qg5 11.Nf3 Qg2 12.Rg1 Qh3 13.Ke2 Nge7-+ 14.Qb5 Rb8 15.Nbd2 h6 16.Rg3 Qh5 17.Qc5 Kg8 18.Rag1 Nf5 19.Rg4 Kh7 20.Nb3 Rhc8 21.Qa3 Qh3 22.Qb2 b6 23.Qd2 Kg8 24.Nh4 Nce7 25.Nf5 Nf5 26.f3 Rc7 0–1. Reilly,Harry (1750) – Ventimiglia,Chuck (1745), IECG, 1998.

6.Ba3 Bf5 7.Ne2 e6 8.Bf8 Kf8 9.Ng3 Nge7 10.Nf5 Nf5 11.c3 f6 12.Qb3 Qc7 13.ef6 gf6 14.Bd3 Nh4 15.0-0?? (better is 15.g3 Ng6 16.h4+=) 15…Nf3!!-+ (15...Nf3 16.gf3 Qg7 17.Bg6 Qg6 18.Kh1 Rg8 19.Qa3 Ke8 20.Qf8 Kf8 21.Ra7 Qg2) 0–1. Tatlow,Stephen – Lovell,Frank, corr, 1995. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 ba3)

6.Na3 Bf5 7.Nf3 e6 8.c3 Be7 9.Be2 a6 10.0-0 h5 11.Nc2 g5 12.Ne3 Bg6 13.Qb3 Qd7 14.Ba3 g4 15.Ne1 Ba3 16.Ra3 Nge7 17.Nd3 0-0 18.Nc5 The backward pawn on b7 becomes a target 18...Qc8 19.Qb6 Ra7 20.f3 gf3 21.Rf3 Kg7 22.Bd3 Qd8 23.Qb2 Qc8 24.Bg6 Ng6 25.Qf2 b6 26.Nd3 Nce7 27.Qg3 h4 28.Qg5 b5 29.Ng4 Ng8 30.Nf4 Qd8 (30...Kh7 31.Ng6 fg6 32.Qh4 Kg7+-) 31.Nh5 (31.Nh5 Kh7 32.Nhf6 Kg7 33.Qh5+-) 1–0. Dahl,Pierre – Istomin,Sergei (1810), IECG, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

6.Na3 g6 7.c3 Bg7 8.Bd3 Nh6 9.Ne2 0-0 10.0-0 Bg4 11.f3 Bf5 12.Bf5 Nf5 (12...gf5?! 13.Bg5 Kh8 14.Qd3=) 13.g4 Nh6 14.Ng3 f6 15.f4 fe5 16.de5 e6 17.h3 a6 18.Nc2 Rc8 19.Nd4 Nd4 20.cd4 Qh4 21.Kg2 Rc3 22.Rf3 Rfc8 (22...Rfc8 23.Bd2 R3c6-/+) 0–1. Niebergall,G – Porubszky Angyalosine,MA (2175), St Ingbert op, 1991. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

6.c3 a6 7.Bd3 h5 8.f4 (8.Nf3 Bg4=+) 8...Bg4 9.Nf3 e6 10.Ba3 Ba3 11.Na3 Nge7 12.h3 Bf3 13.Qf3 g6 14.Kf2 (14.0-0 Nf5=+) 14...b5 15.Nc2 Kd7 (15...0-0 16.Qg3=+) 16.g4 White plans f5 (16.Ra2 Qb6=+) 16...Qb8 17.f5 hg4 18.hg4 gf5 19.gf5 Ne5 (19...Qb6 20.Ke2 Rh1 21.Rh1=+) 20.de5= Qe5 (20...Rh1 21.Rh1 Qe5+=) 21.Rae1 (better 21.Rh8 Qh8 22.Nb4 Qh2 23.Ke3=) 21...Rh2-/+ 22.Rh2 Qh2 23.Qg2 Qg2 24.Kg2 Rc8 (24...Kd6!?-/+) 25.fe6= fe6 26.Re3 (better 26.Nb4!?=+) 26...Kd6-/+ 27.Nd4 (27.Be2!?-/+) 27...e5-+ 28.Ne2 e4 29.Bc2 b4! 30.Be4 (30.cb4 Rc4 Double attack (30...Rc2 Pinning; 30...Rc2 Deflection; 30...Rc4 Decoy)) 30...de4 31.cb4 Rc4 32.Ng3 Ke5 33.Ra3 Nd5 34.Ra6 Rb4 35.Ra2 (35.Ne4 Ke4 36.Ra8 Rb2 37.Kg3 Rb3 38.Kf2 Nf6-/+) 35...Rb3 36.Kf2? (better 36.Ne4 Nf4 37.Kf2 Nd3 38.Kg2 Ke4 39.Ra8-/+) 36...Rf3-+ Black prepares the advance e3 37.Kg2 Nf4 (37...Ne3!? 38.Kh2 Nf1 39.Nf1 Rf1 40.Kg2-+) 38.Kh2 e3 39.Ra5 Ke6 40.Ra4 (40.Nf5 Rf2 41.Kh1 Ng2 42.Nd4 Kd6-+) 40...Kf6 (40...Kd5!? 41.Ra1-+) 41.Re4 Kg5 42.Re5 (42.Re8-+) 42...Kg4 43.Ne4?? (43.Re8 Rf2 (43...Rg3?! 44.Rg8 Kh4 45.Rg3=) 44.Kh1 Ng2-+ (44...Kg3?! 45.Re3 Kg4 46.Re8-+)) 43...Ne2 (43...e2 44.Nd6 Rf2 45.Kh1 Rf1 46.Kh2 e1Q 47.Re1 Re1-+) 44.Nc5?? (better 44.Kg2 Rf8 45.Nf6 Rf6 46.Re3 Nf4 47.Kh2 Rh6 48.Kg1-+) 44...Rf2 45.Kh1 Ng3 Black prepares e2 46.Kg1 Kf3 Black intends e2 (46...Kh3 47.Rh5 Nh5 48.Ne4 Rf5 49.Ng3 Kg3 50.Kh1 Rf1) 47.Rf5 (47.Re3 Ke3 48.Nd3 Ne2 49.Kh1 Rf1 50.Kh2 Kd3 51.Kh3 Ke4 52.Kg4 Rf5 53.Kh3 Kf3 54.Kh4 Ng3 55.Kh3 Rh5) 47...Nf5 48.Nd3 (48.Ne4 Ke4 49.Kh1 e2 50.Kg1 e1Q) 48...Rg2 49.Kf1 e2 (49...e2 50.Ke1 Ke3 51.Ne5 Rg1; 49...Ng3 50.Ke1 Rg1) 0-1. Goran_Krastev (2265) - Nimrod64 (2345), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 ba3)

6.c3 f6 7.Bd3 g6 8.f4 Nh6 9.h4 Bg4 10.Qc2 Nf5 11.h5 Bh6 12.Nf3 Bf3 13.gf3 e6 14.Na3 (14.hg6 hg6 15.Qg2 Kf7 16.Na3 Qa5-/+) 14...fe5-/+ 15.de5 Qa5 16.Bd2 Qc5 17.Bf5 gf5 18.Qb3 0-0-0 (18...Rg8 19.Qb7 Rb8 20.Qh7-+) 19.Qb5 Qb5 20.Nb5 Kb8 21.Nd6 Rd7 22.Be3 Rg8 23.Kf2 Rdg7 24.Rh2 b6 25.Ra2 Na5 26.Nb5 Nc4 27.Nd4 Kb7 28.Ne6 Re7 29.Ng5 Bg5 30.fg5 Ne5 31.Bf4 Nd3 32.Kg3 Kc6 (worse is 32...Nf4 33.Kf4 Rc7 34.Rhd2=) 33.Rad2 Nc5 34.Rhe2 Rge8 35.Re7 Re7 36.Kh4 Re1 37.g6 hg6 38.h6 Ne6 39.Bh2 (39.Bg3 Rh1 40.Rh2 Rh2 41.Bh2+=) 39...Nf8 40.Kg5 Re6 41.Bg1 Nh7 42.Kh4 a5 43.c4?? (better is 43.Ra2-+) 43...dc4 44.Rd8 Re1 45.Rh8 Rg1 46.Rh7 c3 47.Rh8 Kb5 48.Rc8 Kb4 49.f4 a4 50.Rc7 0–1. Dragojevic,Miodrag (2160) – Sribar,Peter (2225), Zagreb op–B, 2008. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 d5 5.e5 Nc6)

6.c3 g6 7.Na3=+ Bg7 8.Nf3 Nh6 9.Be2 0-0 10.Bd2 f6 11.ef6=+ ef6 12.0-0 Nf5 13.Qb3 b6 14.Rfd1 Be6 15.Bd3 Na5 16.Qa2 Nd6 17.Re1 Bf7 18.Bf4 Rc8 19.Qc2 Qd7=+ 20.h4 Ndc4 21.Bg3 Rfe8-/+ 22.Re8 Re8 23.h5 Na3 24.Ra3 Qg4 25.hg6 Bg6 26.Qa4 Bf8 27.Ra1 Rc8 28.Nh2 Qe6 29.Bg6 hg6 30.Nf3 Rc3-+ 31.Bb8 Qc8 32.Bf4 Qc6 33.Bd2? Qa4 34.Ra4 Rc4 35.Ra2 Bb4 36.Bf4 Nc6 37.Be3 a5 38.Kf1 Bc3 39.Nd2 Bd2 40.Rd2 b5 41.Ke2 b4 0–1. De Agustin,Manuel (2065) – Perez,Rodney (2475), La Coruna op, 1999.

6.Ne2 Bf5 7.Nf4 e6 8.g4 (8.c3!?-+) 8...Be4 9.f3? (9.Bg2 Qa5 10.Bd2-+) 9...Qh4 10.Ke2 Bc2! 11.Qd2 (11.Qc2 Nd4 Double attack (11...Nd4 Decoy)) 11...Bb1 12.Rb1 a2! 13.Qa2 Bb4 14.Nd3 Nge7?? (better is 14...Bc3 15.Qa4 Nge7 16.Rb7 0-0-+) 15.Nb4= Nd4 16.Ke3 0-0? 17.Kd4+- f6 18.Ke3 fe5 19.Be2 a5 20.Nc2 Rac8 21.Kd2 e4 22.Rf1 Qh2 23.Kd1 ef3 24.Rf3 Rf3 25.Bf3 Nc6 26.Be2 Qg1 27.Ne1+= b6? 28.Qa3 d4?? 29.Qd6+- Na7 30.Bd2 d3 31.Qe6 Kh8 32.Bd3 Rd8 33.Rb6 (33.Rb6 Qd4 34.Qf5+-) 1–0. Macicek,Jan (2155) – Malik,Jan (2215), CZE–chT2f, 2007. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 d5 5.e5 Nc6)

6.f4 Bf5 7.c3 e6 8.Ba3 Ba3 9.Na3 a6 10.Nf3 Nge7 11.h3 (11.Bd3 0-0-/+) 11...0-0 12.Be2 Rc8 (12...b5 13.0-0-+) 13.0-0-/+ Na5 14.Rc1 (14.Nb1 Bb1 15.Qb1 Rc3-/+) 14...b5 15.g4 (15.Bd3 Qc7-+) 15...Be4 16.Nd2 Nc4 (better 16...Bg6!?-+) 17.Nac4 bc4 18.Ne4 de4 19.Qc2 Nd5 20.Qe4 Qa5 c3 gets attention 21.Rf3 White prepares f5 21...Qa3 22.Qc2 Rc7 23.f5 Rb8 24.fe6 (24.Rb1 Rb1 25.Qb1 ef5 26.gf5 Qf8+=) 24...fe6 (24...Rb2!? 25.ef7 Rf7 26.Bc4 Rc2 (26...Rf3? 27.Bd5 Kh8 28.Bf3 Rc2 29.Rc2+-) 27.Rc2 Rf3 28.Bd5 Rf7-/+) 25.Rcf1 Qe7? (better 25...Rcc8 26.g5 a5=) 26.Qa4 Qg5 (better 26...Nb6!? 27.Qa6 Ra7+-) 27.Bc4+- h5 (27...Qe7 28.Qa2 Rd8 29.Qa6+-) 28.Bd5 (28.Qa6!? Qe7 29.gh5 Rbc8+-) 28...ed5 29.Rg3 (29.Qa6!? hg4 30.Qe6 Kh7 31.hg4 g6+-) 29...hg4 30.hg4?? (better 30.Qa5 Qd8 31.Qa6+-) 30...Rcb7?? (30...Rc3 31.Rg2 Qe3 32.Kh1 Qe4-+) 31.Qc6+- (31.Qa6?! Qh4 32.Qe6 Kh8+-) 31...Qh4 (31...g6+-) 32.Qd5 Kh7 33.Qf3 Kg8 34.Rh3 Qg5 (34...Qh3 35.Qh3 Rb6 36.g5+-) 35.Rh5 (35.Qd5 Rf7 36.Qf7) 35...Qg6+- 36.Rf5 (36.Qh3 Qh5 37.gh5 Re8+-) 36...Rb2 (36...Rb6 37.c4+-) 37.Rf8 (better 37.Qd5 Kh7 38.Rh5 Qh5 39.gh5+-) 37...Rf8 38.Qf8 Kh7 39.Qf5 1-0. NevSky (2275) - ZoeMcNally (2320), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 d5 3.e5 cb4 4.a3 ba3 5.d4 Nc6)

6.c3 e6

7.Ba3 Ba3 8.Na3 Nge7 9.Bd3 0-0 10.Nb5 f5 11.f4 Bd7 12.Nf3 Nc8 13.0-0 a6 14.g4 (14.Ra2 Rb8 15.Na3 N8e7=+) 14...Rb8 (14...N6e7 15.Qc2-/+) 15.Na3 (15.gf5 ef5 16.Na3=+) 15...g6 (better 15...N8e7!? 16.g5 Na5-/+) 16.gf5= gf5 (16...ef5 17.Qb3 N8e7 18.Nc2=) 17.Kh1 Kh8 (17...N8e7 18.Ng5 Qe8 19.Qf3=) 18.Ng5+= Qe7 (18...Qe8 19.Qf3 N8e7 20.Qh3+=) 19.Qh5 (19.Rf3 Rg8+=) 19...Nb6 20.Rf3 (20.Nc2 Nd8+=) 20...Be8= 21.Qh4 (21.Qh6 Bg6=) 21...Bg6 (21...Na4 22.Rh3 Bg6 23.Nb1=) 22.Rh3 (22.Nc2 Nd8=) 22...Na4 23.Bc2 Nb2 (23...b5 24.Nb1=) 24.Rg1 (24.Ra2 h5+/-) 24...Nc4 (better 24...b5 25.Qf2 a5=+ (25...Qa3 26.Nh7 Kg7 27.Qg3+-)) 25.Nc4+/- dc4 26.Qh6 Rg8 27.Rgg3 (27.Ne4 fe4 28.Rg6 Rg6 29.Qg6 Rg8+/-) 27...Rg7 (27...Nd8 28.d5 b5 29.d6 Qb7 30.Rg2+-) 28.Nf3 (28.Ne4 fe4 29.Rg6 Rg6 30.Qg6 Rg8+/-) 28...Rbg8 (28...Qf7=) 29.Rg5 (29.d5 Qa3+= (29...ed5?? 30.Nh4 Ne5 31.fe5+-)) 29...b5 (better 29...Qd7=+) 30.Rhg3?? (30.d5 Qa3 31.dc6 Qc1 32.Rg1 Qc2 33.Rhg3+-) 30...b4?? (better 30...Qa3 31.Nh4 Ne7-+) 31.Nh4+/- Be8?? (better 31...Qe8 32.Rg6 Rg6 33.Ng6 Rg6 34.Rg6 Qg6 35.Qf8 Qg8 36.Qf6 Qg7 37.Qe6 Qb7+-) 32.Bf5 (better 32.Nf5 Qg5 33.fg5 ef5 34.Qf6+-) 32...Rg5-+ (32...ef5? 33.Rg7 Rg7 34.Nf5+-) 33.Rg5 Rg5 34.fg5 ef5?? (better 34...bc3 35.Bh7 Nd4 (35...Qh7?! 36.Qf8 Qg8 37.Qh6 Qh7 38.Qf8 Qg8 39.Qh6 Qh7=) 36.Ng6 Bg6 37.Bg6 Kg8-+) 35.Nf5+- Qf7 (35...Bg6 36.Ne7 Ne7 37.Qf8 Ng8 38.Qb4 Be4 39.Kg1 h6+-) 36.g6! Qg6 (36...Qg6 37.Qf8 Mate attack) 37.Qf8 Qg8 38.Qf6 Qg7 39.Qg7 1-0. Goran_Krastev (2245) - norba94 (2235), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 ba3)

7.Ba3 Ba3 8.Na3 Nge7 9.Bd3 0-0 10.f4 Ng6 11.g3 Bd7 12.Nb5 f6 (12...Nce7 13.Nd6=+ (13.Ra7? Ra7 14.Na7 Qa5-+)) 13.Nf3 fe5 14.fe5 a6 (14...Nce7 15.Nd6 (15.Ra7? Ra7 16.Na7 Qa5-+) 15...Qc7 16.Rc1=) 15.Bg6 (better 15.Nd6!? Be8 16.0-0 Nge5 17.Nb7 (17.de5 Bh5 18.Bf5 Qb6 19.Kg2 ef5=) 17...Nf3 18.Rf3=) 15...ab5-/+ 16.Ra8 Qa8 17.Bd3 (better 17.Bb1 Qa3 18.Qd3 Rf3 19.Qf3 Qc1 20.Kf2 Qb2 21.Qe2 Qc3 22.Kg2 Qd4 23.Rf1 Ne5 24.Rf4=+) 17...Rf3?? (17...Qa3 18.0-0 Qc3-/+) 18.Qf3+/- Qa1 19.Kf2 (better 19.Kd2 Qb2 20.Bc2+/-) 19...Qb2= Black prepares b4 20.Be2 b4 21.Rf1 Qc3 (21...bc3?? 22.Kg1 h5 23.Qf8 Kh7 24.Bd3 Kh6 25.Rf6 Kg5 26.Qg7) 22.Qc3 bc3 23.Ke3 c2 24.Rc1 Nb4 25.Bd3 (25.Kd2!?=) 25...Ba4=+ 26.Kd2 Na2 27.Bc2 Nc1 28.Ba4 Na2 29.Bd7 Kf7 30.Bc8 b6 31.Ba6 h6 (31...h5 32.h4=) 32.Bb5+= Kg6 33.Kc2 (33.g4!?+=) 33...Kf5=+ 34.Kb3 (34.Bd3!? Kg4 35.Kb2=) 34...Ke4-/+ 35.Ka2 Kd4 36.Kb3 Ke5 37.Bd7 Kd6 38.Kc3?? (better 38.Bc8-/+) 38...Kd7-+ 39.Kd4 Kd6 40.g4 b5 41.Kd3 e5 42.Kd2 b4 43.Kd1 b3 44.Kc1 e4 (better 44...Kc5 45.h3-+) 45.Kb2 g6 (better 45...e3 46.Kc3-+) 46.Kb3 h5 47.Kc3 hg4 48.Kd2 Ke5 49.Ke2 d4 50.Kf2 Kf5 51.Kg2 Kg5 (51...Kg5-+) 0-1. Goran_Krastev (2350) - arna (2200), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

7.Ba3 Nge7 8.Bd3 Ng6 9.Bf8 Nf8 10.Na3 Nd7 11.f4 0-0 12.Nb5 f5 13.Nf3= Nb6 14.Nd6 Qe7 15.0-0 Nd8 16.g4 (16.Ra5!?=) 16...fg4-/+ 17.Ng5 h6 18.Nh7 (18.Bh7 Kh8 19.Bg6 Nc4 (19...hg5?? 20.Qg4 Nf7 21.Nf7 Rf7 22.Qh5 Kg8 23.Qh7 Kf8 24.Qh8) 20.Nc4 A) 20...hg5 21.Nd6 Nf7 22.Nf7 (22.Bf7 Rf7 23.Nf7 Qf7 24.fg5 Qe8 25.Qg4 Kh7+-) 22...Rf7 23.Qg4+-; B) 20...dc4 21.Qg4 Bd7=) 18...Rf5-/+ 19.Qg4 Kh7 20.Nf5 ef5 21.Bf5 Bf5 22.Qf5 Kh8 23.Kh1 Ne6 24.Qg4 (24.Qg6 Nc4-/+) 24...Nc4 25.Rg1 (better 25.Rf2-/+) 25...Ne3 (better 25...a5-/+) 26.Qh3 Nc2 27.Ra2 Nf4 28.Qf3 (28.Qf3 Nd4 29.cd4=). Goran_Krastev (2380) - uoylliki (2225), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

7.Ba3 Nge7 8.Bd3 Ng6 9.Bf8 Nf8 10.Na3 Nd7 11.f4 0-0 12.Nb5 f5 13.Nf3= Qe7 (13...Nb6 14.0-0=) 14.0-0 Nd8 (14...a5 15.Qb3=) 15.g4 (15.Na7!? Qe8 16.Qb3+/-) 15...fg4 16.Ng5 h6 17.Nh7 Rf5 18.Qg4 (18.Bf5 ef5 19.Nc7 Rb8 20.Nd5 Qf7=+) 18...Kh7 19.Nd6? (better 19.Ra7 Rb8 20.Bf5 ef5 21.Qf5 g6 22.Qb1=) 19...g6-+ 20.Ra7 (20.Rf2 Nf7 21.Rg2 Nf8 22.Nf5 ef5-+ (22...gf5?? 23.Qg7)) 20...Ra7 21.Nc8 Qa3 22.Na7 Qa7 23.Bf5 gf5 24.Qh4 Nc6 25.Qh5 (25.Qh5 Kg7 26.Qe8 Nde5 27.fe5 Nd4 28.Kh1+- (28.cd4?! Qd4 29.Rf2 Qd1 30.Kg2 Qg4 31.Kf1 Qd1 32.Kg2 Qg4 33.Kh1 Qd1 34.Kg2=)) 1-0. Goran_Krastev (2250) - uoylliki (2210), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

7.Ba3 Nge7 8.Bd3 Ng6 9.Bf8 Nf8 10.Na3 Nd7 11.f4 0-0 12.Nb5 Qh4 13.g3 Qd8 14.Nd6=.

7.Ba3 Nge7 8.Bd3 Ng6 9.Bf8 Nf8 10.Na3 Nd7 11.f4 0-0 12.Nb5 Qh4 13.g3 Qe7 14.Nd6=.

6.c3 Bf5-/+

7.Ba3 a6 8.Bd3 Bd3 9.Qd3 e6 10.Bf8 Kf8 11.Na3 Nge7 12.f4 (12.Nf3 Kg8=+) 12...g6 13.Nf3 Kg7 14.0-0 h5 15.g3 (15.Nc2 h4=+) 15...b5 16.Nc2 Qb6 Black intends b4 17.Kg2 Rhc8 18.h3 (18.Ra3 Na5=+) 18...a5 Black plans b4 19.g4 (19.Rfb1 b4=+) 19...hg4 20.hg4 b4 21.Ng5 (21.cb4 Nb4 22.Nb4 Qb4-/+) 21...bc3 22.f5 (22.Qh3!? Rh8 23.Qc3-/+) 22...ef5 (22...gf5 23.Qh3 Rh8 24.Qc3-+) 23.gf5 (23.Qh3 Rh8 24.Qc3 Rh4-+) 23...Nf5 24.Rf5 (24.Qh3 Rh8 25.Qc3-+) 24...gf5-/+ 25.Qf5 Nd8 26.e6 Kf8 (26...Ra6 27.ef7 Ne6 28.Qh7 Kf8 29.Qg8 Ke7 30.Qc8 Qd8 31.Qb7 Nc7+-) 27.Nf7 (better 27.Re1 Rc6 28.e7 Ke8 29.ed8N Kd8 30.Qf7+-) 27...Qe6-+ (27...Ne6?? 28.Ne5 Ke8 29.Qf7 Kd8 30.Qd7) 28.Qe6 Ne6 29.Nd6 Rc6 (29...Rcb8 30.Rf1 Ke7 31.Nf5 Kd7 32.Nfe3 Rg8 33.Kf2 Raf8 34.Ke2 Nf4 35.Kf2 Nh5 36.Ke1 Rf1 37.Kf1 Ng3 38.Ke1-+) 30.Rf1 (30.Nf5 Nc7-+) 30...Ke7 31.Nb5 (31.Nf5 Kd7-+) 31...a4 (31...Rb8 32.Nba3-+) 32.Nba3 (32.Nb4 Rd6! 33.Nc3 Ra5-+ (33...Nd4?! 34.Nbd5 Kd7 35.Rf4-+)) 32...Rb8 (32...Rg8 33.Kf3-+) 33.Kf3 Rb3 (33...Rf8 34.Ke2-+) 34.Ke3 Rcb6 35.Kd3 Kd6 36.Re1 (36.Rf7 Ra6-+) 36...Rb8 (better 36...Nf4 37.Ke3 Ng2 38.Kf2 Ne1 39.Ke1-+) 37.Rh1 Rh8 (better 37...Rg8-+) 38.Rh8+= Nf4 39.Ke3 Ne6 (better 39...Ng2 40.Kf3 Ne1 41.Ke2 Ng2+-) 40.Rh6?? (better 40.Ra8+-) 40...Ke7? (better 40...Rb2=) 41.Kd3 1-0. Goran_Krastev (2235) - ImprovingSkill (2360), Rated Bullet game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

7.Ba3 a6 8.Bd3 Nh6 9.f4 (9.Nf3 b5-/+) 9...e6 10.Bf8 Kf8 11.Nf3 Rc8 12.0-0 Bd3 13.Qd3 Nf5 14.g4 (14.Nbd2 Nce7=+) 14...Nh4 15.Ng5 (15.f5 Nf3 16.Qf3 Qe7=+) 15...h6 (15...h5 16.gh5 Ke8 17.Nd2-/+) 16.Nh3 h5 17.gh5 (better 17.g5!?-/+) 17...Rh5 18.Ng5 Rg5 (18...Ke8!?-+) 19.fg5-/+ Qg5 20.Qg3 Qg3 21.hg3 Nf5 22.Kf2 Nce7 (22...f6 23.g4 Nh6 24.Kg3-/+) 23.Ra3 f6 24.ef6 (24.Nd2 Kf7=+) 24...gf6-/+ 25.Nd2 Nd6 26.Ke2 (26.Re1 Kf7 27.Rb3 Nb5-/+) 26...Kg7 (26...Nef5 27.Kd3 Ke7 28.Rg1-+) 27.Kd3 Nef5 (27...e5 28.de5 fe5 29.Rb3-+) 28.g4-/+ Ng3 29.Rg1 Nge4 30.Ne4 (30.Rb3!?-/+) 30...de4-+ (30...Ne4 31.Rb1 Rc7 32.Rb6 Nf2 33.Kd2=) 31.Ke2 Kg6 32.Rb3 Kg5 (32...Rc6!? 33.Rh1-/+) 33.Rb6 Rd8 34.Rg2 (34.Rg3 Rd7-/+) 34...Rd7 (34...e5 35.d5-/+) 35.Rg1 Kf4 (better 35...a5!?-/+) 36.Rf1= Kg5 37.Rg1 Kf4 (37...a5!?-/+) 38.Rf1= Kg5 39.Rg1 ½-½. Goran_Krastev (2205) - Schnarble (2225), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

7.Bd3 Bd3 8.Qd3 e6 9.Na3 Nge7 10.Ne2 Nf5 11.0-0 Be7 12.f4 (12.Ng3 Ng3 13.Qg3 Bf8=+) 12...h5 (12...0-0 13.Nc2-/+) 13.g3 (13.Ng3 Ng3 14.Qg3 g6=+) 13...Rc8 14.h3 g6 (14...Qc7 15.Nb5 Qd7 16.Ba3 Ba3 17.Na3-/+) 15.Nc2 a6 16.g4 (better 16.Ba3!?-/+) 16...hg4-+ 17.hg4 Nh4 (17...Ng7 18.Kf2-+) 18.Ne3 Na5 19.f5 (19.Ba3!?-/+) 19...gf5-+ 20.gf5 Nb3 21.Rb1 Nc1 22.Rbc1 Bg5 23.Ng3 Ke7 (23...Be3 24.Qe3 Nf5 25.Nf5 ef5 26.Rf5-+) 24.f6 Kd7 (24...Ke8 25.Kf2-+) 25.Rb1 (25.Kf2 Qb6-/+) 25...Rc7 (25...Qc7 26.Kf2-+) 26.Kf2-/+ Be3 27.Qe3 Qg8 28.Rfc1 (28.Rg1!?-/+) 28...Qg4-+ 29.Rh1 Nf5 30.Nf5 Qf5 31.Ke2?? (31.Qf3 Qc2 32.Qe2 Rh1 33.Rh1 (33.Qc2?? Rh2 34.Ke3 Rc2-+) 33...Qc3 34.Rd1-+) 31...Qc2 (31...Rh1!? 32.Rh1 Qc2 33.Qd2 Qe4 34.Kd1 Qh1 35.Kc2-+) 32.Qd2 Qe4 33.Qe3 Rh1 34.Qe4 Rh2 (34...de4?! 35.Rh1 b5 36.Ra1 Rc3 37.Ra6=) 35.Kf3 de4 36.Ke4 (36.Kg3 Rc2 37.Kf4 b5-+) 36...Rh4 (better 36...Rc3 37.Kf4 Rh4 38.Kg5 Rd4 39.Rh1-+) 37.Kd3 Rh3 38.Kd2 Rhc3 39.Rh1 Rg3 (39...Rc2 40.Kd3-+) 40.Rh7 (40.Rb1 b5 41.Rb4 Rc4 42.Rc4 bc4-+) 40...Kc6 41.Rh8 Kd5 42.Rh4 b5 43.Rh8 (43.Rh2 Kd4 44.Re2 Rg1-+) 43...Kd4 44.Rd8 Ke5 45.Ra8 Kf6 (45...Rg2 46.Kd1 Rcc2 47.Rh8 Ra2 48.Rh5 Kd6 49.Rd5 Kd5 50.Kc1 Rg1) 46.Ra6 Rd7 (46...Rg2 47.Kd1 b4 48.Ra8 b3 49.Ra4 b2 50.Rf4 Ke5 51.Rf2 b1Q 52.Ke2 Qb2 53.Ke3 Rc3) 47.Ke2 Rdd3 48.Kf2 Ra3 49.Rb6 (49.Ra3 Ra3 50.Ke2-+) 49...Rgb3 50.Ke2 (50.Rb7 Rb2 51.Ke1 Ra1) 50…Ra2 (50...Ra2 51.Ke1 Rb1; 50...Rb2 51.Ke1 Ra1) 0-1. Trimitzios,Petros (2350) - Valdes Escobar,A (2355), Speed Chess Super Swiss, 2020. (=1.e4 c5 2.b4 d5 3.e5 cb4 4.a3 ba3 5.d4 Nc6)

7.Bd3 Bd3 8.Qd3 e6 9.Na3 Qd7 10.Ne2 f6-/+ 11.f4 f5 12.0-0=+ Nh6 13.h3 a6 14.Qf3 Na5 15.Nc2=+ Nc4 16.g4 Be7 17.Ng3 0-0-+ 18.g5 Nf7 19.Nh5 Nd8 20.Rf2 Kh8 21.h4 Nc6-+ 22.Rg2 b5 23.Ng7? Kg7 24.Qh5 Rg8 25.Ne1 Bf8 26.Raa2 a5 27.Nf3 Qe8 28.g6 h6 29.Ng5 Rh8 30.Nf7 a4 31.Qd1 N6a5 32.h5? Rg8 33.Qf3 Nb3 34.Be3 Be7 35.Bf2 Nbd2 36.Qh3 Ne4 37.Bh4 Ra7 38.Bf6 Bf6 39.ef6 Nf6 40.Qh4 Ng4 41.Rg4 fg4 42.Nh6 Qe7 43.Qe7 Re7 44.Ng8 Kg8 45.h6 a3 46.Kf2 Ra7 47.Kg3 Ne3 48.Kh4 g3! 49.Kg3 Nf5 50.Kg4 Nh6 51.Kg5 Nf5 52.Kf6 Ra6 53.Ke5 Kg7 0–1. Bakker,A (2215) – Ross,Laura, New York State Ch, 2000.

7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.h4 (10.Ba3 a5-/+) 10...Na5 11.Na3 Nec6 12.Rb1 a6 13.Nc2 b5 14.Bg5 Qc7 15.h5 h6 16.Bh4 Nc4 17.f4 Be7 18.f5 Bh4 19.Rh4 0-0-0?? (better is 19...ef5 20.Qf5 0-0-+) 20.fe6 Qe7 21.Qh3 Qe6 22.Qe6 fe6 23.Nf4 Rhe8 24.Ke2 Rd7 25.Ne1 b4! 26.Kd3 a5 27.Nc2 Rb7 28.cb4 ab4 29.Na1 Ra7-+ 30.Rhh1? Ra2 31.Nc2 Nb2 32.Ke3 Nc4 33.Kd3 Kd7 34.Nb4 Nb2?? 35.Kc3 Na4 36.Kd3 Ra3 37.Kd2 Nd4 38.Nfd3 Nb6 39.Nc5 Ke7 40.Ncd3? Nc4-+ 41.Ke1 Rea8 42.Kf2 Rf8 43.Kg1 Nd2 44.Rd1 Ne2 45.Kh2 Rf5 46.g4-/+ Nf3 47.Kg2 Rf8 48.Ra1 Nh4 49.Kh3 Ra1 50.Ra1 Nf3 51.Ra7= Ke8 52.Rg7 Ng5 53.Kh2 Nd4 54.Rg6 Nf7 ½–½. Kuncar,Petr (2115) – Gschwendtner,Stanislav (2165), Stare Mesto op, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 ba3 5.d4 Nc6)

7.Bd3 Qd7 8.Na3 a6 9.h3 Bd3 10.Qd3 e6 11.Ne2 Nge7 12.g4 Nc8 13.f4 Nb6 14.0-0 White plans f5 14...Be7 15.f5 h5 (better 15...0-0-/+) 16.f6?? (better 16.fe6 Qe6 17.Nf4=) 16...gf6-+ 17.ef6 Ba3 18.Ba3 hg4 19.hg4 Nc4 20.Bc1 0-0-0 21.Qg3 Rdg8 22.Kg2 White intends g5 (22.Kf2 Kd8-+) 22...Nd6 23.g5 Ne4 24.Qg4 e5 25.Rf5 (25.Qd7 Kd7 26.de5 Ng5 (26...Ne5?! 27.Rf5 Ng4 28.Rd5 Kc6 29.c4 Ngf6 30.Nd4 Kc7 31.Re5=+) 27.Bg5 Rg5 28.Kf2 Rh2 29.Ke1 Ne5-+) 25...Nd6 (better 25...Nc3!? 26.Nc3 Nd4 27.Rf4 ef4 28.Qd7 Kd7 29.Bf4-+) 26.Ng3 Nf5 27.Nf5 Qe6 (27...Kd8 28.Be3-+) 28.Bd2? (better 28.Nd6 Kc7 29.Qe6 fe6 30.Nf7-+) 28...Kb8 (28...Kd8!? 29.Kg3-+) 29.Re1 e4 30.c4 Qf6?? (30...Rd8!? 31.Qf4 Ka8 32.Kf2-+) 31.cd5? (better 31.Qg3 Ne5 32.Rf1=+) 31...Nd4-+ 32.Rf1?? (better 32.Qg3 Ka8 33.gf6 Nf5 34.Qg8 Rg8 35.Kf2-+) 32...Nf3 33.Rf3 (33.gf6?? Rg4 34.Kf2 Nd2-+) 33...ef3 34.Kf3 Ka8 (better 34...Qa1 35.Qf4 Ka8 36.Nh6 Qd1 37.Kf2-+) 35.Qf4?? (better 35.gf6 Rg4 36.Kg4+-) 35...Rh3-+ 36.Kf2 Qb6 37.Kg2 Qb3 38.Ne3 (38.Nd4 Qd3 39.Be1 Re3-+) 38…Re3! (38...Re3 39.Be3 Qd5 40.Kf2 Re8-+) 0–1. bobagem (2230) – bobby fissure (2155), ChessWorld.net, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 ba3)

7.Ba3 e6

8.Bd3 Ba3 9.Na3 Nge7 10.Nb5 0-0 11.f4 (11.Nd6 Bd3 12.Qd3 b6-/+) 11...Bd3 12.Qd3 Nf5 13.Nf3 a6 14.Na3 b5 15.Nc2 Na5 16.g4 Nh4 17.Ng5 Ng6 18.h4 h6?? (better 18...Nc4-/+) 19.h5+/- hg5 20.hg6 fg6 21.Qg6 Rf4? (better 21...Qc7!? 22.Rh3 Nb3+-) 22.Qe6 Rf7 23.Ke2?? (better 23.Nb4 Qc8 24.Qc8 Rc8 25.Ra5 Rc3 26.Ke2+-) 23...Nc4?? (23...Qc7 24.Ne3 Qc3+-) 24.Rh8!! (24.Ra6 Ra6 25.Qa6 Qd7 26.Qa8 Rf8 27.Rh8 Kh8 28.Qf8 Kh7 29.Qf5 Qf5 30.gf5 Nb6+-) 24...Kh8 25.Qf7 (25.Qf7 Qg8 26.Rh1 Qh7 27.Rh7 Kh7 28.Nb4+-) 1-0. Goran_Krastev (2245) - NaoKoala (2330), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

8.Bd3 Bd3 9.Qd3 Ba3 10.Na3 Nge7 11.f4 0-0 12.Ne2 f6 13.0-0 fe5 (13...Nf5 14.Ng3 Ng3 15.Qg3-/+) 14.fe5=+ Nf5 15.Nc2 (15.Nf4 Qd7=+) 15...a6 16.Ne3 b5?? (16...Ne3 17.Qe3 Qe7 18.Nf4-/+) 17.Nd1?? (better 17.Nf5 ef5 18.Rf5+/-) 17...Ne3?? (better 17...Qb6 18.Rf2 b4-/+) 18.Rf8 Nc4 Kf2+ N6xe5 Ke1+ (18.Qe3?! Rf1 19.Kf1 Qh4+-) 0-1. Goran_Krastev (2265) - Noonui (2445), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 ba3)

8.Bf8 Kf8 9.Na3 Nge7 10.Nb5 Nc8 11.Bd3=+ Bg6 (11...a6 12.Ne2=+) 12.f4 (12.Nf3 Na5=+) 12...a6=+ 13.Nf3 Rb8 14.Na3 Kg8 15.h4 (15.0-0 N8e7=+) 15...N8e7 16.g4 (better 16.h5!? Be4 17.Nc2=+) 16...Bd3 17.Qd3 h5 18.f5? (better 18.g5-+) 18...hg4 19.f6 (19.fe6 gf3 20.ef7 Kf7 21.Qf3 Kg8-+) 19...gf3 (19...Nf5 20.fg7 Ng7-+ (20...gf3 21.gh8Q Kh8 22.Qf3+=)) 20.Rg1 (20.fe7 Ne7 21.Qf3-+) 20...Nf5 21.Qf3 Rh4 22.Nc2 (22.fg7 Ncd4! 23.cd4 Qa5 24.Kf1 Qd2-+) 22...Re4 (22...Qb6 23.0-0-0 Na5 24.Rg7 Ng7 25.Rg1-+) 23.Kd2 (23.Kf2 Ne5! 24.de5 Qb6 25.Kf1 Qb5 26.Kf2 Qc5 27.Nd4 Rd4-+) 23...g6 24.Rh1 (24.Rae1 Qa5 25.Re4 de4 26.Qe4 Rd8-+) 24...Rc8 (24...Na5!? 25.Kd1 Qc7 26.Ra2-+) 25.Rag1 (25.Rh3 Ne5! 26.de5 Re5-+) 25...Ncd4! 26.Qh5 (26.Nd4 Qa5 Decoy; 26.cd4 Nd4 Double attack) 26...Rh4! 27.Rg6 (27.Rh4 Nb3 Double attack (27...Nb3 Decoy)) 27...Kf8 (better 27...fg6 28.Qg6 Kf8 29.Nd4 Qb6 30.Ne6 Qe6 31.Rh4 Nh4 32.Qh6 Ke8 33.Qh5 Kd7 34.Qh4 Qe5-+) 28.Qh8!! Rh8 (28...Rh8 29.Rh8 Mate attack) 29.Rh8 1-0. Goran_Krastev (2220) - norba94 (2260), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 ba3)

8.Bf8 Kf8 9.Nf3 Nge7 10.Nbd2 Rc8 11.Nb3 b6 12.Ba6 Rc7 13.h3 h6 14.0-0 g5 15.Ne1 Ng6?? (15...Kg7 16.Qd2=+) 16.Nd3?? (better 16.g4+/-) 16...Bd3 (16...Kg7 17.Qd2-/+) 17.Bd3 Nf4 18.Bb5 Ne7 19.g3 Nfg6 20.Rc1 Qc8 21.Qd2 Kg7 22.Bd3 a5 23.f4? (better 23.Qb2!?=+) 23...gf4-+ 24.gf4 Nh4 25.Kh1 (25.Kf2 a4 26.Rg1 Kf8-/+) 25...Rg8 26.Qf2 (26.Rg1 Kh8 27.Rg4 Nef5-+) 26...Nhf5 (26...Nef5 27.Rg1 Kh8 28.Rg8 Kg8 29.Qb2-+) 27.Rg1 Kh8 28.Rg8 Qg8 (28...Kg8 29.Qc2-+) 29.c4? (29.Nd2!? Qg3 30.Qg3 Ng3 31.Kg2 Ngf5-+) 29...a4 (29...dc4!? 30.Rc4 Rc4 31.Bc4 Qa8 32.Kh2-+) 30.Nd2 a3 31.Rg1? (better 31.Ra1 Qa8 32.Kh2-+) 31...Qa8 32.Qg2 (32.Kh2 a2 33.Ra1 Qa3 34.Bf5 Nf5-+) 32...a2 33.Ra1 Rc8 (33...Qa3 34.Bf5 Nf5 35.Nf3-+) 34.Nf3? (34.Nf1 Qa3 35.Bf5 Nf5 36.Ra2-+) 34...Rg8 (34...dc4 35.Ra2 Qd5-+ (35...cd3?! 36.Ra8 Ra8 37.Qd2=+)) 35.Qa2-/+ (35.Ra2?? Qc6 36.Qf2 dc4 37.Bf5 Nf5-+ (37...ef5?! 38.Kh2-+)) 35...Qb7 (better 35...Qa2!? 36.Ra2 Rg3 37.Bf5 Rf3-/+) 36.cd5= Nd5 37.Be4?? (better 37.Bf5 ef5 38.Qa7 Qa7 39.Ra7=+) 37...Ng3-+ 38.Kh2 Ne4 39.f5 (39.Rg1 Nf4 40.Rg8 Kg8-+) 39...Nf4 40.Nh4 (40.Rg1 Ra8 41.Qb2 Qa6-+) 40...Nc3 (40...Qe7 41.f6 Qb4 42.Rf1 Qd4 43.Rf2 Ne2 44.Ng6 Rg6 45.Rf1 Qe5 46.Kh1 Nf2 47.Rf2 Rg1) 41.Qf2 Qe4 (better 41...Nce2 42.Ra3 Qe4 43.fe6 fe6-+) 42.Rf1 (42.fe6 fe6 43.Rg1 Rg1 44.Qg1 Qe2 45.Kh1-+) 42...Nce2 43.fe6 (43.Ng6 fg6 44.fe6 Re8-+) 43...fe6 44.Qf3 Qf3 (better 44...Qd4 45.Re1 Qe5-+) 45.Rf3 b5 46.Rb3 (46.d5 Nd5 47.Ng2 Rg5-+) 46...Nd4 47.Rb4 (47.Rb1 Rg5 48.Rf1 Nde2-+) 47...Nfe2 48.Kh1 (48.Rb1 Rg5 49.Rf1 b4-+) 48...Rc8 (48...Rg5!? 49.Rb2 Rh5 50.Ng6 Kg7 51.Ne7 Rh3 52.Kg2 Nf4 53.Kg1 Rg3 54.Kh2-+) 49.Kh2 (49.Rb1 Rc3 50.Kg2 Nf4 51.Kf2 Nh3 52.Kg2 Nf4 53.Kf2 b4-+) 49...Rc2 50.Ng6 (50.Kh1 Ng3 51.Kg1 Kg8-+) 50...Kg7 51.Nf4 Nf4 52.Kg3 Nde2 53.Kg4 h5 54.Kg5 Rc3 55.Rb5 (55.Rf4 Nf4 56.Kf4 Rh3 57.Ke4 b4 58.Kd4 b3 59.Kc5 b2 60.Kd6 Rd3 61.Ke6 b1Q 62.Kf5 Rd4 63.Ke6 Qg6 64.Ke7 Qf7) 55...Rg3 56.Kh4 Ng6 57.Kh5 Nef4 0-1. NevSky (2480) - Blitzstream_twitch (2430), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.a3 ba3 5.d4 Nc6)

7.Na3 e6

8.Nf3 Nge7 9.Nb5 Nc8 10.Bd3 (10.Bg5 Be7=+) 10...Bg6 (10...Bd3 11.Qd3 a6 12.Qb1-/+) 11.0-0 Be7 12.h3 (12.Bg5 a6 13.Be7 Qe7 14.Bg6 hg6=+) 12...0-0 13.Bg6 hg6 14.Qd3 (14.Ba3 Ba3 15.Na3 a6=+) 14...a6-/+ 15.Bf4 Rb8 (15...Na5 16.Na3-/+) 16.Na3 Nb6 17.h4 Bh4 18.g3 Be7 19.Kg2 g5 (19...Na4 20.Rh1 Nb2 21.Qe2 Nd4 22.cd4+- (22.Qb2?! Nf3 23.Kf3 Qc7=)) 20.Be3 (20.Rh1 g6 21.Rh6 Kg7= (21...gf4 22.Rg6 fg6 23.Qg6 Kh8 24.Rh1 Bh4 25.Nh4 Rf7 26.Qf7 f3 27.Nf3 Qh4 28.Rh4)) 20...g4 (better 20...g6-/+) 21.Nh4? (21.Nh2!? Ba3 22.Ra3-/+) 21...Bh4 (better 21...Ba3!? 22.Ra3 Nc4-+) 22.Rh1-/+ f5 23.ef6?? (better 23.Rh4 Na5 24.Nc2-/+) 23...Bf6-+ 24.Qg6 (24.Bf4 Rc8 25.Qh7 Kf7 26.Qh5 g6 27.Qg4 Rh8 28.Rh8 Qh8-+) 24...Qe8 (24...Ne7 25.Qg4 Nf5 26.Bd2-+) 25.Qg4 (25.Qh7 Kf7 26.Qh5 Ke7 27.Qg4 Na4-+) 25...Kf7 (25...Na4!? 26.c4-+) 26.Rh7 (26.Rae1 Rh8 27.Rh8 Qh8 28.Bf4-+) 26...Na5 (better 26...Ne7!? 27.Rah1 Ng6 28.Bf4 Nf4 29.Qf4-+) 27.Bh6?? Increases the pressure on g7 (better 27.Bg5 Bg5 28.Qg5=) 27...Rg8-+ 28.Bf4 Rc8?? (better 28...Rd8-+) 29.Bd6= Nac4?? (better 29...e5 30.de5 Be5=) 30.Qh5 1-0. veverica (2285) - pacalmisu (2230), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 ba3)

8.Nf3 Nge7 9.Be2 Ng6=+.

8.Nf3 Nge7 9.Nh4 Be4 10.Nb5 Nc8 11.Qg4=+.

8.Nf3 Nge7 9.Nh4 Bg6 10.Ng6 (10.Nb5 Nc8=+) 10...hg6=+ 11.Bd3 Nf5 12.0-0 Qh4 13.h3 f6 (13...a6!?=+) 14.ef6 gf6 15.Nb5 Kf7 (better 15...Kd7!? 16.c4 dc4 (16...Nfd4 17.cd5 ed5 18.Ra4+-) 17.Bc4 Ncd4+=) 16.Re1+- Bd6?? (better 16...a5+-) 17.Bf5 gf5 (17...Bh2 18.Kh2 ef5 19.Qb3+-) 18.Nd6 Kg6 19.Re6 Rag8 (19...Rhd8 20.Nb7 Rd7 21.Nc5+-) 20.Qf3 (20.Qf3 Qh5 21.Qd5+-) 1-0. veverica (2240) - norba94 (2230), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.a3 ba3 5.d4 Nc6)

8.Nf3 f6 9.Bd3= Bd3 10.Qd3 fe5 11.de5 Bc5 (11...Nh6 12.Bh6 gh6 13.Nb5=) 12.0-0 Nge7 (better is 12...Nh6!? 13.Bh6 gh6=) 13.Nb5+/- Nf5 14.Ng5 Ke7 (14...Kd7 15.g4 Nh4 16.Qg3=) 15.g4+/- Nh6 (15...Nh4 16.Qg3 h6 17.Nd6+/-) 16.Nd4 Bd4 (16...Ne5? 17.Qe2 Qb8 18.Bf4 Nhg4 19.f3+-) 17.cd4 a5? (17...Ng4 18.Qh3 h5+-) 18.Ba3+- Kd7 19.f4 Ng4 (better is 19...Qb6 20.Bc5 Qa6+-) 20.Rab1 b6 21.Rfc1 Rc8 22.Qa6 Ra8?? (22...Nb8 23.Qb7 Rc7 24.Rb6 Nc6 25.Qc6 Rc6 26.Rbc6 Nh6 27.Rd6 Ke8 28.Re6 Kd7 29.Rd6 Ke8 30.Rd8 Kd8+-) 23.Qe2 (23.Qe2 Rc8 24.Qg4 Nd4 25.Qd1 Rc1 26.Rc1+-) 1-0. marekt (2005) - bassam71 (2095), gameknot.com, 2014.

8.Nf3 Nh6!?+=.

5.a3 Qa5

6.a4? b3 7.c3 Qb6 8.Ba3 -+.

6.a4? Bf5 7.Ne2 (7.Bb5 Rc8 8.Nf3 a6-+) 7...b3 (7...Nh6 8.Bd2-+) 8.c3 Bc2 (8...Qb6 9.Bb2-+) 9.Qd2 Bb1?? (better is 9...Nh6-+) 10.Rb1= Qa4 11.Qd1 Na5 12.e6? (better is 12.Bd2!?=) 12...fe6 13.Nf4 Qc6 14.Qh5 (14.Bd3!? Nf6 15.Qe2-/+) 14...g6-+ 15.Ng6? hg6 16.Qh8 Qc3 17.Bd2 Qc2 18.Rc1? Qe4 19.Kd1 b2 20.f3 bc1R 21.Bc1 Qb1 22.Qg8 Rc8 23.Bb5 Qb5 24.Qg6 Kd7 25.Re1 Qb3 26.Ke2 0–1. Rumyantsev,Nikolay (1790) – Beliaev,Vasily (2050), Uliyanovsk RUS, Privolje Open, 2012. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4)

6.Bb2 Bf5 7.ab4 Qb4 8.Bc3 Qb6 9.Nf3 e6 10.Nh4 (better is 10.Bd3!? Nh6 11.0-0-/+) 10...Nh6-+ 11.Na3 (11.Be2 Bb4 12.Ra4 0-0-+) 11...Bb4 12.Bb4?? (12.Qd2 Bc3 13.Qc3 Qd4 14.Qd4 Nd4 15.0-0-0-+) 12...Qb4 (12...Nb4?! 13.Rb1-/+) 13.Qd2 Qb2 14.Qc1 (14.Rb1 Qa3 15.Bb5 0-0-+) 14...Qc3 15.Kd1 (15.Ke2 Nd4 16.Kd1 Ng4 17.Bb5 Kf8-+) 15...Qd4 16.Ke1 Qh4 17.g3 (17.Bb5-+) 17…Qe4 (17...Qe4 18.Kd2 Qh1-+) 0–1. forkthis – Creatchy, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Nc6)

6.Bb2 Bf5 7.Bd3 Nh6 8.Ne2 e6 9.0-0 Qb6 10.h3 (10.ab4 Nb4 11.Nbc3 Be7 12.Bb5 Kf8+=) 10...Rc8 11.ab4 Bb4 (better is 11...Bd3!? 12.Qd3 Nb4-/+) 12.c3-/+ Be7 13.Bc1 Bd3 14.Qd3 Nf5 15.g4 Nh4 16.f4 h5 17.Be3 hg4 18.hg4 g6 (18...f5 19.ef6 gf6 20.Ng3-+) 19.Nd2 a6 20.Kf2 Na5 21.Rh1 Kd7 22.Rh3 Nc4 (22...Rce8 23.Rah1 Qd8 24.c4=) 23.Rah1 (23.Nc4 dc4 (worse is 23...Rc4 24.Rah1+/-) 24.Qc2 Qc7=) 23...Nb2 (23...Nd2 24.Bd2 Rh7+=) 24.Qc2+= Qb5 25.Rb1 Ba3 26.Nf1 Nf5 27.gf5 Rh3 28.fe6 fe6 29.Kg2 Rch8 30.Bc1 Rh1 (30...Nd3 31.Ba3 Qc6+=) 31.Neg3?? (better is 31.Bb2 Rf1 32.Kf1 Rh1 33.Kf2 Rb1 34.Qb1 Qb2 35.Qg6+=) 31...Nd3-+ 32.Ba3 R8h2 33.Nh2 Rb1 34.Qd2 Rb3 35.Bc1 Rb1 36.Ne2?? Nc1-+ 37.Nc1 Rb2 38.Qf2 Rf2 39.Kf2 Qb2 40.Ne2 a5 41.Nf3 a4 42.Ne1 a3 43.Nd3 b6 44.Ke3 Qe2! 45.Ke2 a2 46.Nb4 a1Q 47.Kd2 Qb2 48.Nc2 b5 49.Kd3 Qc1 50.Ne3 Ke7 0–1. Frink,Ferenc (2250) – Repkova,Eva (2350), SVK–chT1E, 2006. (=1.e4 d5 2.e5 c5 3.b4 cb4-/+ 4.a3 Nc6 5.d4 Qa5)

6.Bb2 Nh6-/+.

6.Qd2 Bf5 7.Bb2 e6 8.c3 (8.ab4 Qb4 (8...Bb4? 9.c3 Qb6 10.cb4 Nb4 11.Na3+-) 9.Bc3 Qb6-/+) 8...bc3 (better is 8...b3!?-+) 9.Nc3-/+ a6 10.Nge2 b5 11.h4 (11.Nf4 Nh6-/+) 11...h6 (11...Qb6!?-/+) 12.Nc1 Nge7 13.Nb3 Qb6 14.Be2 Na5 15.Na5 Qa5 16.g4 Bh7 17.f4 Nc6 18.f5 Qb6 19.Rd1 Na5 20.fe6 fe6 21.0-0 Nc4 22.Bc4 dc4 23.Qg2 Ra7 (23...Rd8 24.Ne4-+) 24.Kh2 (24.Qf3 Rd7-/+) 24...Be7 25.d5 (25.Ne4 Rf8-+) 25...Bd3-+ 26.Rd3 cd3 27.Qe4 Rf8 28.Qg6 Kd8 29.Rf8 Bf8 30.Qd3?? (30.Nd1 d2 31.d6 Bd6 32.ed6 Qd6 33.Kg2 Qd5 34.Kf2-+) 30...Qf2 31.Kh3 Qb2 32.de6 Kc8 33.Qf3 Be7 34.Qc6+= Kd8 35.Qd5 Kc7 36.Qd7 Kb6 37.Nd5 Ka5 38.Qa7 Qa3 39.Kg2 Qa2 40.Kg3 Qb3 41.Ne3+= Qe6 42.Qd4 Qb3 43.g5 hg5 44.h5 Qa4 45.Qc3+= Qb4 46.Qb4? Bb4-+ 47.Kg4? Bc5 48.e6 b4 49.Kf5 b3 50.Nd1 Be7 51.Kg6 g4 52.Kf7 g3 53.Ne3 0–1. Macicek,Jan (2155) – Cernin,Radim (2260), CZE–chT2f, 2006. (=1.e4 c5 2.b4 cb4-/+ 3.a3 d5 4.e5 Nc6 5.d4 Qa5)

6.Bd2 Nd4?! 7.Bb4 Qb6 8.Nc3 =.

6.Bd2 e6 7.Bd3 Nd4 8.Qg4 (8.Nf3 Nf3 9.Qf3 Bd7-/+) 8...Nc6 9.Nf3 Nh6 10.Bh6? (better is 10.Qf4 Bd7 11.0-0-+) 10...gh6 11.0-0 ba3 12.Nd4 0–1. Torres Herrero,Fernando – Sanchez Carazo,Gabriel, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Nc6)

6.Bd2 e6 7.Ne2 Nh6 8.Qc1 Nf5 9.Qb2 ba3 (9...Qb6!? 10.ab4 Ncd4 (worse is 10...Nb4 11.Kd1-/+) 11.Nd4 Qd4 (worse is 11...Nd4 12.Ra2-/+) 12.Qd4 Nd4-+) 10.Na3-/+ Qb6 11.Bc3 (11.Nb5 Nb4! 12.Bb4 Qb5-/+) 11...Be7 12.g3 Bd7 13.Bg2 0-0 14.0-0 Qb2 15.Bb2 b6 16.Nb5 0–1. Alfageme Alvarez – Sanchez Carazo, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Nc6)

6.Bd2 e6 7.Nf3!? Nh6 8.c3 +=.

6.Bd2 Bf5 7.c3 e6 8.Qb3-/+.

6.Bd2 Bf5 7.Nf3 e6 8.a4 Rc8 9.Bb5 a6 10.Bc6 (better is 10.Be2!?-/+) 10...Rc6-+ (10...bc6?! 11.c3-/+) 11.Ra2 Qc7 12.0-0 Bc2 (12...Rc2?! 13.Rc2 Bc2 14.Qc1-+) 13.Qe2 Bb3 14.Be3 (14.Rb2 Bc4 15.Qd1 Bf1 16.Kf1 Rc4-+) 14...Ba2 15.Qa2 Rc2 16.Qa1 b3 17.Bd2 (17.Nbd2 b2 18.Qd1-+) 17...Qc4 18.Na3 Ba3 19.Qa3 Qf1! 20.Kf1 b2 21.Qd6 (21.Qb3 Rc1 22.Bc1 bc1Q (22...bc1R?! 23.Ne1=) 23.Ke2 Qc6-+) 21…b1Q (21...b1Q 22.Ke2 Ne7-+) 0–1. Ornitorrinco – marekt, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qa5)

6.Bd2 Nh6 7.c3 Bg4 8.Be2 Be2 9.Ne2 +=.

6.Ne2 ba3 7.c3 a2 8.Na3 e6 9.Ra2 Nge7 (9...f6 10.ef6 Nf6 11.Qb3=+) 10.Qc2 (10.Qb3 Qd8=+) 10...Qd8 (10...Nf5 11.Qb2=+) 11.Ng3 Ng6 12.Bd3 Be7 13.0-0 0-0 14.f4 f5 (14...Qb6 15.Be3=+) 15.ef6= Bf6 16.Bg6 hg6 17.Qg6 Ne7 18.Qh5 Bd7 19.Raf2 Rc8 20.Bd2 Qa5 Attacking the backward pawn on c3 (20...Qe8 21.Qe2=) 21.Nc2 b5 22.Ne3 White intends f5 22...Rc3 (22...b4 23.cb4 Qb6 24.Ne2=) 23.f5 (23.Ne2 b4 24.Bc3 (worse 24.Nc3 bc3 25.Bc1 Bd4-/+) 24...bc3 25.Ng4+-) 23...Qa3= 24.fe6 Be6 25.Bc3 (better 25.Rf6!? gf6 26.Bc3 Qc3 27.Qh6+-) 25...Qc3= 26.Nef5 (26.Qe2 Qd4 27.Nh5 a6=) 26...Nf5 27.Nf5 Bf5 28.Rf5 Bd4 29.Kh1 Rf5 30.Qf5 Be5 31.Qf7 Kh7 32.Qa7 b4 33.Qf7 b3 34.Qd5 b2 35.Qf7 Qc1 36.Qf5 (36.Qh5 Kg8 37.Qf5 g5=) 36...Kg8 (36...g6 37.Qd7 Kh6 38.Qd3=) 37.Qb1 (37.Qd3 g5+=) 37...Qb1 (37...Qe3!?=) 38.Rb1+= Kf7 39.Kg1 Ke6 40.Kf2 Kd5 41.h3 (better 41.Ke2+-) 41...Kc4-+ 42.Ke2 Kb3?? (better 42...Kc3-+) 43.Kd1 Bg3 44.Kd2 Be5 45.h4 g6 (45...Bf6 46.h5 Bg5 47.Kd1 Kc3-/+) 46.g4+- Bg3 47.h5 gh5 48.gh5 Bf4 49.Kd3 Bh6 50.Ke4 Bd2 51.Kf5 Bc1 52.Kg6 Kc2 53.Rb2 Bb2 (53...Kb2 54.Kf5+=) 54.h6= Ba1 (54...Kd3 55.Kf5+=) 55.Kh7 Kb1 (55...Kd3 56.Kg8=) 56.Kg8= Ka2 (56...Kc2!?=) 57.h7 (57.Kf7 Kb3+=) 57...Ka3 58.h8Q (58.Kf7!?+-) 58...Bh8= 59.Kh8 ½–½. kovacic (2075) – Pennypacker (2245), ChessWorld.net, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qa5)

6.Nf3 Bg4 7.Be2 e6 8.0-0 Nh6 9.Nbd2 ba3 10.h3 Bf5-/+.

6.Nf3 Bg4 7.Be2 e6 8.0-0 Nh6 9.Nbd2 Rc8 10.Nb3 Qb6 11.ab4 (11.a4 Nf5 12.a5 Qc7=+) 11...Bb4-/+ 12.Ba3 (12.Bd2 Nf5 13.c3 Be7-/+) 12...Nf5 13.Bb4 (13.Bb2 0-0-/+) 13...Nb4 (13...Qb4 14.Qd3-/+) 14.Nc5 Bf3 15.Bf3 Nd4! 16.Qd4 Qc5 17.Qc5 Rc5 18.Ra7 0-0 19.Rb7 Nc2 20.Rc1 Rfc8 21.Bd1 g5 (better 21...Kf8!?-/+) 22.Bh5= Nd4 23.Bf7 Kf8 24.Rc5 Rc5 25.f3 (25.g3 h6=) 25...Rc2 26.h3 Re2 27.Bh5 Re5 28.Rh7 Ne2 29.Kf2 Nf4 30.Bg4 d4 31.Rc7?? (better 31.g3 Nd3 32.Kf1 Re1 33.Kg2=) 31...d3-+ 32.Rd7 Re2 33.Kf1 Nd5 34.Be6 Ne3 (34...Re6 35.Rd5 Re3 36.Rb5+-) 35.Kg1 Rg2 36.Kh1 d2 37.Bb3 Rf2 38.Rd3 Rf3?? (better 38...Re2-+) 39.Rd2= Rh3 40.Kg1 Kg7 41.Rd6 Nf5 (41...Rf3 42.Be6=) 42.Rb6 (42.Be6 Kf6 43.Bd7 Nd6 44.Bh3 Ke5=) 42...g4 (42...Rc3 43.Be6=+) 43.Bc2 Ne3 44.Be4 Kf7 45.Kf2 Ke7 46.Ra6 (46.Rg6 Nd1 47.Kg1 Rg3 48.Kh2 Rh3 49.Kg1 Ne3=) 46...Nd1 47.Kg2 Nc3 48.Bf5 Re3 49.Bg4 ½-½. Goran_Krastev (2255) - FraGer68 (2375), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3)

6.Nf3 Bg4 7.Be2 e6 8.0-0 Nh6 9.Nbd2 Bf3 10.Nf3= ba3 11.Bd2 (better is 11.Qd3!?=) 11…Qa4 (11...Qa4 12.Qb1 Bb4+=) 0–1. Rodriguez Izquierdo – Sanchez Carazo, Valladolid CC theme Sicilian Gambit, 1996. (= 1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Nc6)

5.a3 b3

6.cb3= Qb6 7.Be3 Bf5 8.b4 Bb1 (8...Nh6!?=) 9.Qb1 e6 (9...Nd4?? 10.Ne2 Qc7 11.Nd4 Qe5 12.Qc2+-) 10.Bd3 g6 (10...Nd4?? 11.Ne2 Qc7 12.Bd4+-) 11.h4 (11.Nf3 Nh6+=) 11...h5 (11...Nd4?? 12.Ne2 Qc7 13.Nd4+-) 12.Ne2 Nge7 13.0-0 Nf5 Will d4 fall? 14.Bf5 gf5 15.Qd3 Be7 16.g3 Kd7 17.Nf4 Rag8 18.Kh1 (18.Rfc1 Bh4 19.Rc5 Be7 20.Nd5 ed5 21.Qf5 Ke8 22.Rd5 h4+=) 18...f6 (18...Kc8!?+=) 19.b5 Na5 20.Rac1 Nc4 21.ef6 (21.Rc4!? dc4 22.Qc4+-) 21...Bf6+= 22.a4 Be7 (better is 22...Ne3 23.Qe3 Bd4+=) 23.Qb1?? (better is 23.Rfe1 Bb4 24.Nd5 ed5 25.Qf5 Qe6 26.Qe6 Ke6 27.Bd2 Kf6 28.Bb4+-) 23...Bd6?? (better is 23...Ne3 24.fe3 Qd6+=) 24.Ng2 0–1. Organdziev,Oliver (2295) – Andonov,Bogomil (2370), Sofia, 2006. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Nc6)

6.cb3= Qb6 7.Be3 Nh6 8.Nc3 Nf5 9.Nf3 e6 10.b4 Be7 11.Na4 Qd8 (worse is 11...Ne3 12.Nb6 (12.fe3?! Qc7+=) 12...Nd1 13.Na8+-) 12.h4 Ne3 (12...Nh4? 13.Nh4 Bh4 14.Qg4+-) 13.fe3 b6 14.Bd3 Bb7 15.Rc1 Rc8 16.Nc3 a5 17.b5 Nb8 18.Ng5 Bg5 19.hg5 Qg5 20.Qf3 Nd7 21.Rh5 (better is 21.a4!?+=) 21...Qe7-+ 22.a4 (22.Kd2 g6 23.Rhh1 Qa3 24.Qf4-+) 22...g6 23.Rh6 Qg5?? (better is 23...Ne5 24.de5 d4-+) 24.Qh3 (24.Qf4 Qf4 25.ef4 0-0=) 24...Kf8 25.Kd2= Ke8 26.Rf1 Qe7 27.Rh7 Rh7 28.Qh7 Nf8 29.Qg8 Rc7 30.Qh8 Qb4 31.Rc1 Bc8 32.Qh1 Bd7 33.Qe1 Nh7 34.Qh4 Nf8 35.Qg5 Rc8 36.Qh4 Qe7 37.Qg3 Nh7? 38.Qh3+- Nf8? 39.Nd5! (39.Nd5 Qa3 40.Rc8 Bc8 41.Nb6 Qb2 42.Ke1 Qc3 43.Ke2+-) 1–0. Krustev,Goran – Dobrev,Nayden (2140), BUL–ch U20 Sofia, 2009. (=1.e4 c5 2.b4?? cb4-/+ 3.d4 d5 4.e5 Nc6)

6.cb3 Bf5 7.Nf3 Bb1 8.Rb1+= e6 9.b4 Nge7 10.Bd3 Ng6 11.0-0 Be7 12.Be3 0-0 13.Nd2 f5 14.f4 Qe8 15.g4 (15.b5 Nb8+=) 15...Nh4= 16.Nf3 Nf3 (worse 16...fg4 17.Nh4 Bh4 18.Qg4+/-) 17.Qf3 g6 (17...Qg6 18.Qg2 Qg4 19.Qg4 fg4 20.f5+=) 18.Rb2 Bd8 (18...Qf7 19.gf5 gf5 20.Rc2+/-) 19.Rg2 (19.gf5 gf5 20.b5 Ne7+/-) 19...Kh8 (19...fg4!? 20.Qg4 Bb6+=) 20.gf5+/- gf5 21.Kh1 Bb6 22.Bb5 (22.Qf2 Qe7+=) 22...Rg8 (22...Nd4!? 23.Be8 Nf3=+) 23.Rfg1 Qf7 24.Bc6 bc6 25.Bf2 Rg2 26.Rg2 Rg8 27.Bh4 (27.Rg8 Kg8 28.h3 Qg6+=) 27...Rg2= 28.Qg2 Qg6 (better 28...h6 29.Qg1 Kh7=) 29.Bf6 (better 29.Qg6 hg6 30.Bf2+=) 29...Kg8-/+ 30.Qc2 (30.Qd2!? Qg4 31.Be7-/+) 30...Bd4-+ 31.Qc1 Qg4 32.Qf1 Kf7 33.Bd8 h5 34.Bc7 (better 34.Bf6-+) 34...h4 35.Bd6 (35.h3 Qg3 36.Bd8-+) 35...h3 36.Bc5 (36.Be7 Bf2 37.Qf2 Qd1 38.Qg1 Qf3 39.Qg2 Qg2) 36...Bc5 37.bc5 d4 38.Qg1 (38.Qh3 Qh3 39.Kg1 d3 40.Kf2 Qh2 41.Ke3 d2 42.Kd3 d1Q 43.Kc4 Qf4 44.Kc3 Qfd4) 38…Qf3 (38...Qf3 39.Qg2 Qg2) 0-1. Goran_Krastev (2260) - ZeruHmyz (2245), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3)

6.cb3 Bf5 7.Nf3 e6 8.Nc3 a6 9.b4 (9.Bd3 Bg4 10.Be3 Bf3 11.gf3 Nh6=) 9...Nge7= 10.Be2 Rc8 (10...Bg4 11.Bb2=) 11.Na4 (11.0-0 Ng6=) 11...Ne5= 12.Nc5 (12.Ne5!? Bc2 13.Bh5=+) 12...Nf3-/+ 13.Bf3 Qb6 (13...b6 14.Na6 Ng6 15.0-0-/+) 14.0-0=+ Nc6 15.Bb2 (15.Re1 Be7-/+) 15...Be7 16.Re1 a5 (16...Qc7 17.Bg4 Bg4 18.Qg4-/+) 17.Na4 (17.Bc3 Qa7=+) 17...Qa7 (better 17...Qd8!? 18.Nc5 b6-/+) 18.b5= Nd8 (18...Nb8 19.Rc1 0-0 20.Bd5=) 19.Rc1 Qb8 (19...Rc1 20.Qc1 b6 21.Qc8=) 20.Rc8 (20.Nb6!? Rc7 21.Qe2+=) 20...Qc8= 21.Qd2 Qc2 (21...Qc4 22.Qa5 Bd3 23.Nb6 Qb5 24.Qb5 Bb5 25.Bd5 ed5 26.Nd5=) 22.Qa5 Bg5 (22...Qb3 23.Bd1 Bc2 24.Re3+=) 23.Bc3+- 0-0 24.Bb4 Bh4 (better 24...Re8!?+-) 25.g3+- Qd3?? (25...Bf6 26.Bf8 Kf8 27.Nb6+-) 26.Re3 (better 26.Be2 Qd4 27.Bf8 Kf8+-) 26...Qb1 27.Kg2 Bg5 28.Re1 (28.Bf8 Kf8 29.Nc3 Qb2+-) 28...Qd3 29.Bf8 (29.h4 Bf6 30.Bf8 Kf8 31.Qb4 Be7+-) 29...Kf8 30.Qb4 Be7 31.Qc3 (better 31.Nc5 Bh3 32.Kh3 Qf3 33.Qb2+-) 31...Qb5= 32.Bd1 (32.Nc5 b6 33.Nb3 Ba3=) 32...Nc6 33.Be2?? (33.Bc2 Nd4 34.Rb1 Qe8 35.Bf5 Nf5=) 33...Qa5 (better 33...Qa4 34.Bd3 Bd3 35.Qd3 g6-+ (35...Nd4?! 36.Qh7 Bf6 37.Qh8 Ke7 38.Qc8-+)) 34.Qa5= Na5 35.Rc1 Nc6 36.Bd1 (36.Rc3 Bf6=) 36...Ba3=+ 37.Rc3 Bb4 38.Rb3 Ke7 39.Nc5 (39.Nc3 Kd7=+) 39...b6-/+ 40.Na4 Ba5 (40...b5 41.Nc5-/+) 41.Nb6 ½–½. Voet,D (1895) – Dorcas,Carlos, Brasschaat Open, 2017. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.cb3= Bf5 7.Nf3 e6 8.Nc3 Nge7 9.Be2 Bg4 10.0-0 Nf5 11.Be3 Be7 12.b4 0-0 13.Qd2 (13.h3!? Bh5 14.Qd2=) 13...f6-/+ 14.b5 Bf3 (14...Na5!? 15.ef6 Bf6-/+) 15.Bf3+= (15.gf3 Na5 16.ef6 Rf6-+; worse is 15.bc6 Be2 16.cb7 Bf1 17.ba8R Qa8 18.ef6 A) 18...Ne3? 19.fe7 (19.Qe3?! Rf6 20.Kf1 Qc6=) 19...Rf6 20.Qe3+- (20.fe3?! Bc4+/-; 20.Rf1? Nf1 21.Qe2 Kf7-+); B) 18...Rf6 19.Rf1 Rf8+=) 15...Na5 16.ef6 Bf6 17.Qd3 Kh8 18.Ne2 Nc4 19.Bg4 Nfe3 (worse is 19...Nce3 20.fe3 Bg5 21.Bf5 ef5 22.Rac1=) 20.fe3 e5 21.Bf5 Qe7 (better is 21...Bg5 22.e4 Ne3-/+) 22.a4?? (22.Nc3 Qd6 23.e4 ed4 A) 24.ed5? Ne3 (24...dc3?! 25.Qc4 Be5 26.Kh1-/+) 25.Ne4 Qd5 26.Bh7 Bh4-+; B) 24.Nd5-/+) 22...e4-+ 23.Qc3 Bg5 24.Bh3 Be3 25.Kh1 Rf6 26.Ng3 g6 (26...Bd2 27.Qb3-+) 27.Rf6 Qf6 28.Ne4? (28.Rf1 Qe7 29.Bg4-+) 28...Bd4 (28...de4?! 29.Qc4 Rd8 30.Rf1 Rd4 31.Qe2-+) 29.Nf6 Bc3 30.Rf1 Rf8 0–1. Gietl,Thomas (2340) – Safyanovsky,Mark (2395), Bayern–ch Kaufbeuren, 1998. (=1.e4 c5 2.b4?? cb4-/+ 3.a3 d5 4.e5 Nc6 5.d4)

5.a3 Qb6

6.ab4 Nb4 7.c3 Nc6 8.Bd3 e6 9.Nf3 Nge7 10.Na3 Ng6 11.Nb5 Be7 12.h4 a6 13.h5 Nf8 14.h6 g6 15.Bg5 Nd7 16.Be7 Ke7 17.Ng5 f6 18.ef6 Nf6 (18...Kf6 19.Qg4 Ne7 20.Nc7+-) 19.Qc1 Nd8 20.0-0 Nf7 (better is 20...Qc6!?=) 21.Qa3+/- Nd6?? (21...Ke8 22.Rfb1 Qc6 23.Nf7 Kf7 24.Nd6 Kg8 25.Nc8 Rc8+-) 22.Nd6+- Qd6 23.Qd6 Kd6 24.Nf7 Ke7 25.Nh8 Bd7 26.Ng6! hg6 27.Bg6 Rh8 28.Bd3 Rh6 29.f3 Nh5 30.Rfb1 Bc8 31.Kf2 Nf4 32.Bf1 Kf6 33.g3 Nh3 34.Bh3 Rh3 35.Rh1 Rh1 36.Rh1 Bd7 37.Ke3 a5 38.Kf4 a4 39.Rh8 Bb5 40.Rh6 Kg7 41.Re6 a3 42.Re7 Kf6 43.Rb7 a2 44.Ra7 Bc4 45.g4 Kg6 46.Kg3 Kg5 47.f4 Kf6 48.f5 Kg5 49.Ra3 Bb3 50.Ra6 (50.Ra6 a1Q 51.Rg6#; 50.Rb3?? a1Q 51.Rb7 Qc3 52.Kg2 Kg4 53.Rg7 Kf5-+) 1–0. Ciechocinski,S – Gorski,Jan, Poland–chT Mikolajki, 1991. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

6.ab4 Nd4?! 7.c3 Nc6 8.Qd5 =.

6.c3 b3 7.Bb2 Bf5 8.Nd2 Bc2 9.Qe2 e6 10.Ngf3 Nge7 11.c4 Qa5 12.cd5 Nd5 13.Qb5 Qb5 14.Bb5 a6 15.Ba4 Nf4 16.0-0 Nd3 17.Bc3 b2 18.Bc2 ba1R (worse is 18...ba1N 19.Bd3 Nc2 20.Bc2 Ba3 21.Nc4+/-; 18...ba1B?! 19.Ra1 Nf4 20.Bb2-+) 19.Ra1 Nf4 20.Kf1 Rc8 21.Be4 Ne5! 22.Bb7 (22.de5 Rc3 Discovered attack; 22.Ne5 Rc3 Discovered attack) 22...Rc3 23.Ne5 Ba3 24.g3 Nd5 25.Ndc4 Rc1 26.Rc1 Bc1 27.Nd6 Ke7 28.Nc8 Kf8 29.Ba6 Nb4 30.Bc4 Bb2 31.Nd6 Ke7 (31...Bd4?! 32.Nef7 Rg8 33.Ng5+=) 32.Ndf7 Rc8 33.Ng5 Bd4 34.Ngf3 Bc3 35.Be2 Rd8 36.Nc4 Ra8 37.h4 Ra2 38.Nce5 g6 39.Bc4 Rc2 40.Kg2 Rb2 41.Kf1 Nd5 42.Nd3 Rb1 43.Kg2 Rb6 44.Ng5 Nf6 45.f4 h6 46.Nf3 Ng4 47.Kh3 h5 48.Ng5 Ne3 49.Ba2 Ra6 50.Bb3 Ra3 51.Nc5 Bb4 52.Nge4 Ra1 53.Kh2 Rb1 54.Be6 Rb2 55.Kh1 Bc5 56.Nc5 Kd6 0–1. JohanK – Siegbert Guenzel, ChessWorld.net, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

6.c3 b3 7.Qe2 f6 8.ef6 Nf6 9.Qb5 Qb5 10.Bb5 Bf5 11.Nf3 0-0-0 12.Nbd2 Na5 13.Ne5 Rd6 14.Bb2 g6 15.Be2 Be6 16.a4 Rb6 17.Ba3 Bh6 18.Rb1 Bd2 19.Kd2 Nc4 20.Bc4 dc4 21.Rhe1 Re8 22.Bb4 Ra6 23.a5 b6 24.Ra1 b5 25.f3 Nd5 26.h4 Bf5 27.g4 b2 28.Rad1 b1Q 29.Rb1 Bb1 30.Rb1 Rf8 31.Re1 h5 32.Re4 Re6 33.Ke2 Kc7 34.g5 Nb4 35.cb4 Kd6 36.a6 Kd5 37.Nd7 Rf4 38.Re6 Ke6 39.Ne5 Rd4 40.Nc6 Rd7 41.Ke3 Kf5 42.f4 c3 43.Na5 c2 44.Nb3 Rd1 (44...Rd1 45.Nc1 Rc1-+) 0–1. Ottenweller,Wolfgang – Sherwood,Russell (1675), RI–2007–0-00136, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

6.Ne2 e6 7.ab4=+ Bb4 8.c3 Be7 9.Na3 a6 10.Qa4 Rb8 11.Rb1 Qa5 12.Qb3 b5-/+ 13.Nc2 h5 14.Nf4 Qc7 15.Be2 g6 16.Ne3 Na5 17.Qc2=+ Bf8 18.0-0 Bh6 19.Nfd5 ed5-/+ 20.Nd5 Qd8 21.Nb4 Bc1 22.Rfc1 Bf5 23.Bd3 Bd3 24.Qd3 Rb6 25.Na6=+ Nc4 26.Nc5 Ne7 27.Ne4 Ne5!-/+ 28.Qg3 Nf5?? 29.Re1 0-0 30.Qf4?? Nc4 31.h3 Kg7 32.g4 hg4 33.hg4 Qh4 34.Kg2 Nh6 35.f3 Qd8 36.Rh1 Rh8 37.g5 Nf5 38.Rh8 Qh8 39.Rh1 Qg8 40.Qc1 b4 41.d5? Nfe3 42.Kf2 Ra6 (42...Ra6 43.Nf6 Ra2 44.Ke1 Rc2 45.Qc2 Nc2 46.Ke2 Qd8 47.Rh7 Kf8 48.Rh8 Ke7 49.d6 Nd6 50.Nd5 Kd7 51.Rd8 Kd8 52.cb4 Nd4 53.Ke3 N6f5 54.Ke4 Kd7-+) 0–1. Bou Part,J – Parrell,R, Autonomico op, 1993.

6.Ne2 e6 7.ab4 Bb4 8.c3 Be7 9.Ng3 f5 10.Bd3 Bd7 11.0-0 g6 12.Ne2 g5 13.Nd2 g4 14.Nb3 h5 15.Nf4 Kf7 (15...h4 16.Ng6 Rh7 17.Be3=) 16.Re1 Nh6 17.Rb1 Qc7 18.c4 Nb4 19.cd5 Nd5 20.Nd5 ed5 21.Bf4 Be6 22.Qd2 Kg6 23.Na5 Bc8 (better is 23...Rab8!?+/-) 24.e6+- (24.e6 Qd8 25.Nb7+-) 1–0. Caprano – Capuano, corr ch ITA, 1990. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 e6)

6.Ne2 e6 7.ab4 Bb4 8.c3 Bf8 9.Nf4 Bd7 10.Be2 g6 11.0-0 a6 12.Na3 Qd8 13.Qb3 b5 14.Nc2 Nge7 15.Qa2 Ra7 16.Ba3 Nc8 17.Bf8 Kf8 18.Nd3 Nb6 19.Nc5 Nc4 20.Bc4 (20.Na6 Bc8 21.Bc4 Ra6-+; worse is 20.Nd7 Qd7 21.Bc4 bc4+=) 20...dc4 21.Na6 Qb6 22.Qa3 Kg7 23.Qd6 Rd8 24.Nab4 Be8 25.Ra7 Rd6 26.Ra6 Nd4 27.ed6 (27.Nd4 Qa6 Combination; 27.cd4 Qa6 Decoy) 27...Ne2 28.Kh1 Qc5 29.Na2 Bc6 30.Ncb4 (30.Ne3 Qd6 31.Nb4 Nc3-+) 30...Bb7 31.d7 Qg5 32.Nc6 Nf4 33.Rg1 Nd3 34.Rf1 Bc6 35.Rc6 Qd5 36.Rc7 Ne5 37.Rc5 Qd3 38.Kg1 Nd7 39.Rb5 Qd2 40.Ra5 Nf6 41.Ra4 Nd5 42.Ra5 Nf4 43.g3 Nd3 44.Ra7 Ne1 45.Ra5 Qe2 46.Ra7 Qe4 47.Re1 Qe1 48.Kg2 g5 49.h3 h5 50.Ra4 Qe4 51.Kg1 Qf5 52.Nb4 Qb1 53.Kg2 Qb3 54.Ra5 Qc3 55.Rg5 Kh6 56.Rb5 Qb2 57.g4 hg4 58.hg4 c3 59.Rh5 Kg7 60.Nd3 Qd2 (60...Qd2 61.Rh3 c2-+) 0–1. Bialas,Torsten – Partikas,Valentinas A, Baltic Sea tt6 corr9196, 1991. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

6.Ne2 e6 7.ab4 Bb4 8.c3 Bf8 9.Ng3 g6 10.Bd3 Bd7 11.0-0 Bg7 12.Nd2 Nge7 13.Nf3 0-0 14.Ba3 Qd8 15.h4 a6 16.h5 Na7 17.Qd2 Bb5 18.Rfb1 Re8 19.h6 Bf8 20.Nh2 Bd3 21.Qd3 Nb5 22.Ng4 Kh8 23.Bc1 Ng8 24.Qf3 Qh4 25.Qf4 Rac8 26.Ne2 Rc7 (26...Nc3?! 27.Nc3 Rc3 28.Rb7=) 27.Rb3 Rec8 28.Bd2 Rc6 ½–½. Rezzuti,Vincenzo (2300) – Chorfi,Khalid, WT/M/GT/339 corr ICCF, 1994. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

6.Ne2 g6 7.ab4= Nb4 8.Ba3 (8.c3 Nc6=) 8...Bg7 (8...Bf5 9.Bb4 Qb4 10.Nec3=+) 9.Qd2 (9.Nbc3 Bf5 10.Bb4 Qb4=) 9...Nc6=+ 10.Nbc3 Nh6 (better 10...Bh6!? 11.f4 Qd8=+) 11.Nd5+= Qd8 12.Nef4 (12.c4 0-0+=) 12...g5 (12...e6 13.Bd6 ed5 14.Nd5+=) 13.Nh5 Bf8?? (better 13...Qd5 14.Ng7 Kf8=) 14.Qg5 (better 14.Nhf6 ef6 15.Nf6 Qf6 16.ef6 Ba3 17.Ra3+-) 14...Qd5-+ 15.Ng7? (15.c3 Rg8 16.Qe3 Nf5-+) 15...Kd8 (better 15...Bg7 16.Qg7 Qe4 17.Be2 Rg8 18.Qh6 Nd4-+ (18...Qg2?! 19.0-0-0=+; 18...Rg2?! 19.Qe3 Qd4 20.Qd4 Nd4 21.Bd3-/+)) 16.Qh6 Rg8 17.Qh7 Rg7 18.Qh8 (18.Qd3 Rg4 (18...Qd4 19.Qd4 Nd4 20.0-0-0+-; 18...Nd4?! 19.0-0-0+=) 19.Bb2 Re4 (19...Nd4 20.0-0-0+-) 20.Kd1 Bf5-+ (20...Nd4 21.Ra4+-)) 18...Ke8 19.c3 (19.0-0-0 Bf5-+ (19...Nd4 20.Bb2 Rg4 21.f3-+)) 19...Bf5 20.Qh5 (20.Bc1 Qe4 21.Be3 Bh7-+) 20...Bg4 (better 20...Nd4 21.cd4 Qa5 22.Kd1 Bg4 23.Qg4 Rg4-+) 21.Qh4?? (21.Qh6 Bf3! 22.Qe3 (22.gf3?? Qf3 23.Qe3 Qh1-+) 22...Bg2 23.Rg1-+) 21...Qe4 (better 21...Nd4 22.f3 Nc2 23.Kf2 Na1 24.fg4 Qa2 25.Kf3 Qa3 26.Bb5 Kd8 27.Qe1-+) 22.Kd2 Rh7 23.Bd3 (23.Qh7 Qh7 24.f3 Bh6 25.Kd1 Be6-+) 23...Qd3!! (23...Rh4?! 24.Be4 Bh6 25.Kc2 Bd1 26.Kd1 Re4 27.g3-/+) 24.Kd3 Rh4 25.g3 Bf5 26.Kd2 (26.Ke3 Rh3-+) 26...Bh6 27.Ke2 Re4 (27...Re4 28.Kf3 b5-+) 0–1. Oakley,Johnny – Oziminski,Wojciech, FICGS, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

6.Be3 g6 7.ab4 Qb4 8.c3 Qb2 9.Ra3 Bg4 10.Rb3= Bd1 11.Rb2+= Ba4 12.Rb7 e6 13.Nf3 h6 14.Nbd2+/- Ba3 15.Bd3 Nd8 16.Rb1 Bc6 17.0-0 Ne7?? 18.Rb3+- 1–0. Limmer,Stefan (2140) – Straub,Juergen (2145), Landesliga S9495 Bayern, 1995.

6.Bf4 Bf5 7.ab4 Qb4 8.c3 Qb2 9.Nd2 Qc3 10.Ngf3 e6 11.Bb5 Ba3 12.0-0 Bb2 13.Ra2-/+ Bc2 14.Qe2 Nge7 15.Nb1 Qb3 16.Rb2 Qb2-/+ 17.Rc1 Rc8-+ 18.Ba4 0-0 19.Bc2 Nf5 20.h3 Nb4 21.g4?? Rc2-+ 22.Rc2 Nc2 23.Nbd2 Ne7 24.Kg2 Rc8 0–1. Vianna – Romano,V, Mar del Plata, 1928.

6.ab4 Qd4

7.Qd4 Nd4

8.Na3 Bd7 9.f4 e6-/+ 10.Bd2 Rc8 11.Bd3-/+ Nh6 12.Ne2 Nhf5 13.Nc1 a5 14.Na2 h5 15.Rb1 Ra8 16.Nc3 ab4 17.Nab5 Ra5 18.Nd4-/+ Nd4 19.Ne2 Ne2 20.Ke2-/+ Bc6 21.Ra1 Ra3 22.Rhb1 Kd7 23.Bc1 Ra1 24.Ra1 Be7 25.Be3-/+ Kc7 26.g3 g6 27.h3 b6 28.Ra7-/+ Bb7 29.Ba6 Rb8 30.Bb5 Bc5 31.Bd2 Be7 32.Be3 Bc5 33.Bd2 Kd8 34.Be3=+ d4 35.Bf2 Kc7 36.Kd3= Rd8 37.Ba6 Rb8 38.Bb5 Rd8 39.Ba6 Rb8 40.Bb5 1–0. Bongers,E (2105) – Van Tol,Leon, Dutch Open, Dieren NED, 2001.

8.Na3 e6 9.Rb1. Schellnast,Oskar – Hatzl,Johannes, 3.Stmk Fernschachmeisterschaft Austria, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

8.Bd3 Nc6 9.Bb5 Bd7 10.Bc6 Bc6 11.Ne2 e6 12.Bd2 f6 13.f4 Bd7 14.Nd4 Ne7 15.Na3 Nc6 16.Nab5 Nd4 (16...fe5? 17.Nc6 Rc8 18.Nca7 Rc2 19.fe5+-) 17.Nd4 Be7 18.0-0 0-0 19.Rf3 fe5 20.fe5 Rf3 21.gf3 a6 22.Kg2 Rc8 23.Ra2 Rc4 24.c3 Bb4! 25.Rb2 Bc3 26.Bc3 Rc3 27.Rb7 Bc8 28.Rb6 Kf7 29.Rc6 Rc6 30.Nc6 Bd7 31.Na5 Ke7 32.Kf2 Kd8 33.Ke3 Kc7 34.Kd4 Kb6 35.Nb3 a5 36.f4 g6 37.Nc5 Bc8 38.h4 h5 39.Nd3 a4 40.Kc3 Ba6 41.Nb4 Bb5 42.Nc2 Kc5 43.Nd4 Bd7 44.Nc2 Bc8 45.Kd3? Ba6 46.Kc3 Be2 47.Nd4 Bg4 48.Nc2 Bh3 49.Nd4 Bf5 50.Nf3 a3 51.Kb3? Bg4 52.Nd2 Kd4 0–1. Paldan,G – Finegold,Benjamin (2465), Detroit ch–MI op, 1992. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.Bd3 Nc6 9.Nc3 e6 10.Nb5 Kd7 11.Bd2 Ne5 (11...a6 12.c3 Rb8 13.Na3 Ne5 14.Bc2-+) 12.Ra7-/+ Ra7 13.Na7 Bd6 14.Bb5 Kc7 15.Nc8 Kc8 16.f4 Nc6 17.Bc6 bc6 18.Nf3 Nf6 19.Ne5 Rf8 20.Nc6 Kb7 21.Na5 Ka6 22.Nb3 (22.c4 Bb4 23.Bb4 Rb8-/+) 22...Kb5 23.Nc5 Ra8 24.Ke2 Bc5 25.bc5 Kc5 26.Rb1 Kc6 27.Bc3 Nd7 28.Rf1 f6 29.Ra1 Ra1 30.Ba1 Kc5 31.g4 e5 Black prepares d4 32.g5 d4 33.fe5 fe5 34.c3 Kc4 35.cd4 ed4 36.Bb2 Ne5 Black intends d3 37.Ba3 g6 (37...d3 38.Kd1-+) 38.Bd6 d3 39.Kd1 Nf3 40.Bf4 Kd4 41.h3 Ng1 42.Bc7 (42.h4 Nf3 43.Bg3 Ke3-+) 42...Nh3 43.Bb6 Ke4 44.Bd8 Ng1 45.Ke1 Nf3 46.Kf2 (46.Kd1-+) 46...Kf4 47.Bc7 Kg4 48.Bd8 Ng5 49.Ke3 Ne6 50.Ba5 h5 51.Kd3 Kf3 52.Kc4 (52.Bb6 h4 53.Bg1 Nf4 54.Kc4 Kg2-+) 52...h4 53.Kd5 Nf4 54.Ke5 h3 55.Bd2 g5 56.Kf5 h2 57.Kg5 Nh3 58.Kf6 h1Q 59.Ke6 Ke2 60.Ba5 Qc6 61.Kf5 Qd5 62.Kf6 0–1. wojwys (2125) – fraeyman (2070), gameknot.com, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.ab4 Qd4 7.Qd4 Nd4)

8.Bd3 Nc6 9.Nc3 e6 10.Nb5 Kd7 11.f4 Nb4 12.Ra7 Ra7 13.Na7 Nd3 14.cd3 Bc5 15.Nb5 Kc6 16.Nc3 Ne7 17.Nge2 Nf5 18.g4 Nd4 19.Nd4 Bd4 20.Ne2 Bc5 21.Ng3 b5 22.Kd2 Bd7 23.Kc3 (23.Bb2 Ra8-/+) 23...Kb6 24.d4 b4 25.Kb3 Bd4 26.Kb4 Rc8 27.Nh5 Rc4 28.Kb3 (28.Ka3 Ra4 29.Kb3 Ra5-+) 28...Ba4 29.Ka3 Bc2 30.Ka2 Ra4 31.Ba3 Kb5 32.Rc1 Bd3 33.Rd1 Bc4 34.Kb1 Bb3 (34...Bc3 35.Bb2 Rb4 36.Kc2 Bb2 37.Rb1-+) 35.Rd2 Bc3 (35...Ra3?! 36.Rd4 Ra2 37.Rd3-+) 36.Rd3 Kc4 (36...Ra3?! 37.Rc3 d4 38.Rg3-+) 37.Rc3 Kc3 38.Bb2 Kd3 39.Ng7 (39.Ba3 Bd1 40.Kb2 Bg4 41.Ng7 Rf4-+) 39...Bc2 40.Kc1 Rf4 41.Ba3 Kc3 42.Bb4 0–1. Garcia Alvarez,JB (1925) – Alvarez Fernandez,E (2210), Asturias–chT Preferente, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.ab4 Qd4 7.Qd4 Nd4)

8.Bd3 e6 9.Bd2 Bd7 10.c3 Bb5 11.Bb5 Nb5 12.Na3 Na3 13.Ra3 Ne7 14.f4 Nc6 15.Nf3 Rc8 16.Ra2 a6 17.0-0 Be7 18.Rb1 0-0 19.Be3 Nb8 20.Bd4 Rc7 21.b5 Bc5 22.ba6 Na6 23.Rab2 b6 24.Ra2 Nb8 25.Rba1 Rfc8 26.Ra7 Ra7 27.Ra7 Nc6 28.Ra6 Kf8 29.Kf2 Ke7 30.Ke3 f6 31.g4 fe5 32.fe5 h6 33.h4 g6 34.Kf4 Kd7 35.Ke3 Ke7 36.Ke2 Kd7 (worse is 36...Nd4 37.cd4 Bb4 38.Rb6 Rc2 39.Ke3+=) ½–½. Tsalicoglou,Jacque (2165) – Burger,Hein, Port Elizabeth RSA, Commonwealth Ch, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.ab4 Qd4 7.Qd4 Nd4)

8.Bd3 Bf5 9.Bf5 Nf5 10.Ne2 e6 11.c3 Nge7 12.0-0 (12.Nd2 h5-/+) 12...Nc6 13.f4 Be7 (13...a5 14.ba5 Bc5 15.Kh1 Ra5 16.Ra5 Na5 17.g4-+) 14.g4-/+ Nh4 15.Be3 0-0 (better is 15...h5!? 16.g5 Nf5-/+) 16.b5= Nb8 17.Ra7 (17.Ba7? Ra7 18.Ra7 Bc5 19.Nd4 Ba7-+) 17...Ra7 18.Ba7 Nd7 19.Nd2 (19.Bd4 Ra8=) 19...Ra8 (19...b6 20.g5-/+) 20.Be3+= Ra2 21.Kf2 Nc5 (21...g5 22.fg5 Ne5+=) 22.Kg3 (22.Rd1 h6=) 22...Ng6 (better is 22...Rd2!? 23.Bd2 Ne4 24.Kh3 Nd2-/+) 23.Bc5= Bc5 24.Nb3 Bb6 25.Ned4 Ra3 26.Rf3 (26.Rb1 Nf8=) 26...Kf8 (26...f6!? 27.ef6 gf6+=) 27.h4= Ke8 28.h5 Nf8 29.g5 g6 30.Kg4 Ke7 31.Rh3 Kd7 32.Rd3 Ke7 33.Rf3 Kd7 34.Rf2?? Ke7?? 35.Rb2= Kd7 36.Nc2 Ra4 37.Nb4 Kc7 38.Rc2 Nd7 39.Nd3= Kd8 40.Nb2?? Re4 41.Nd3= Ra4 42.Kf3 Ra3 43.Rb2 Nc5 44.Ndc5= Bc5 45.hg6 hg6 46.Ke2 Bb6 47.Kd3 Kd7 ½–½. Orenda,Omar (2135) – Pejic,Igor (1860), 7th Mediterranean Ch, 2009. (=1.e4 d5 2.e5 c5 3.b4 cb4+= 4.d4 Nc6 5.a3 Qb6 6.ab4 Qd4 7.Qd4 Nd4)

6.Ne2 Bf5

7.ab4 Nb4-/+ 8.Na3 e6 9.Ng3= Bg6 Black has a cramped position 10.c3 White threatens to win material: c3xb4 10...Nc6 11.Nb5 a6 Black threatens to win material: a6xb5 12.Qb3 Qd8 13.Nd6 Bd6 14.Qb7 Qc8 (14...Ne5 15.de5 Be7+= (15...Be5?? 16.Bb5 ab5 17.Ra8 Qa8 18.Qa8 Ke7 19.Qb7 Kd8 20.Bg5 Nf6 21.Qa8 Kd7 22.Qh8+-)) 15.Qc8+/- Rc8 16.ed6 Nf6 17.Ra6 0-0 (17...Nd4 18.Bf4 Nb3+=) 18.Bb5 (better is 18.Bf4!?+/-) 18...Nd4= 19.cd4 Rc1 20.Ke2 Rh1 (20...Rc2!? 21.Kf3 Be4 22.Ke3 Rc3 23.Kd2 Rb3+=) 21.Nh1= Ne4 22.Rc6 Nd6?? forfeits the advantage 23.Rd6+- Rb8 24.Bd3 Bd3 25.Kd3 g6 26.Rc6 Rb3 27.Rc3 White threatens to win material: Rc3xb3 27...Rb2? 28.Rc2 Rb3 29.Ke2 Rb4 30.Rd2 Kg7 31.f3 Rb3 32.Nf2 h5 33.Nd3 Rb1 34.Rc2 Rb7 35.Nc5 Ra7 36.Rb2 h4 37.Ke3 Ra3 38.Kf4 Kh6 39.Rb4 g5+/- 40.Ke5 Kg6 41.Rb8+- h3 42.Rg8 Kh7 43.Rg5 hg2 44.Kf4 Ra2 45.Nd7 Rd2 46.Ke5 Kh6 47.f4 Re2?? 48.Kd6+- Rf2 49.Ne5 Kh7 50.Nf7 Rf4 51.Ke6 Rd4?? Black has lost his nerve... understandable when you consider his position. . . 52.Rg2 Rd1 53.Nd6 d4 54.Ke5 Rh1 55.Nf5 1–0. Brenc,Tomislav – Ramesa,Davor, CRO–chT U18 Pula, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

7.c3 b3 8.Bb2 Bc2 9.Qc1 Rc8 10.Qe3 e6 11.Nd2 Nh6 12.c4 Nf5 13.Qf4 g5 14.c5 (14.Qg5 Ncd4 Deflection) 14...gf4 15.cb6 ab6 16.g4 fg3! 17.hg3 (17.Ng3 Ncd4 Deflection; 17.fg3 Ne3 Combination; 17.hg3 Bh6 Combination) 17...Na5 18.g4 Ne7 19.Ng3 Nc4 20.Bc4 dc4 (20...Rc4?! 21.Rh3-/+) 21.Nde4 Nd5 22.Kd2 b5 23.Nc3 b4 24.Nd5 ed5 25.ab4 Bb4 26.Bc3 Be7 27.Ra5 Bg5 28.Ke2 Bd3 29.Kf3 Rd8 30.Rha1 0-0 31.Nh5 f5 32.ef6 Bf6 33.Kg3 Be7 34.Nf4 (34.f4-+) 34...Bd6 35.Bd2 b2 0–1. Herrou,Christophe (2110) – Maitesian,Sergei (2275), FRA–chT2 North, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5)

7.Be3 Rc8 8.Ng3 Bg6 9.f4? (better 9.Be2!?-/+) 9...e6-+ 10.f5 (better 10.Bd3 Bd3 11.Qd3-+) 10...ef5 11.ab4 Nb4 12.c4 dc4 13.Na3 f4! 14.Qg4?? (14.Bf4 Nd3 Double attack (14...Nd3 Decoy)) 14...Ne7 (better 14...Rc6 15.Bc4 fe3-+) 15.Qf4 (15.Bc4 Rc4 16.Nc4 Nc2 17.Kf2 Ne3 18.Ne3 Qd4 19.Qe2-+) 15...Nbd5 16.Qf2 (16.Qf3 Ne3 17.Kf2 N7f5 18.Nc4 Nc4 19.Nf5 Bf5 20.Qf5 Qd4 21.Kg3 Qe3 (21...Qa1?! 22.Qc8 Ke7 23.Qc7 Ke8 24.Qc8 Ke7 25.Qc7 Ke8 26.Qc8 Ke7=) 22.Qf3 Qe5 23.Kh3 Qa1 24.Qb7 Rc5 25.Qf7 Kf7 26.Bc4 Rc4 27.Ra1 Bc5-+) 16...Ne3 17.Qe3 (17.Nc4 Nc4 18.Bc4 Rc4-+) 17...Nd5 18.Qf2 Ba3 (18...Ba3 19.Be2 Bb2-+) 0–1. Nino Lopez,M F (1805) – Herrera Perez,M S (2005), Regional Universitario ASCUN Cucuta Abs, 2016. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5)

7.Be3 e6 8.c4 Rc8 (8...dc4?! 9.d5 Qa5 10.dc6 bc6 11.Nd2=) 9.c5 Qa5 10.Nd2 ba3 11.Ng3 Bg6 12.Be2 f6 13.ef6 Nf6 14.Qb3 Qc7 15.Ra3 Be7 16.Nf3 0-0 17.Ng5 Qd7 18.Bb5 Ng4 19.0-0 Bf6 (better is 19...b6-/+) 20.Ra7+= Ne3 21.Qe3 The backward pawn on e6 becomes a target 21...Qe7 22.Bc6 Bg5 23.Rb7 Qf6+= 24.f4 Bf4 25.Rf4 Qf4 26.Qf4 Rf4 27.Bd7 Ra8 28.h3 Ra1 29.Kh2 Rd4?? 30.Be6+- Kf8 31.c6 Rc1 32.c7 Rdc4 33.Rb8 White intends c8 33...Ke7 34.c8Q Rc8 35.Rc8 Rc8 36.Bc8 d4 37.Bf5 d3? 38.Bg6 hg6 39.Ne4 Kd7 40.Nc5 (40.Nc5 Kd6 41.Nd3+-) 1–0. Hamann,Carsten (2020) – Schulz,Michael (2145), Oberbayern–ch, 1993. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.Be3 e6 8.Ng3 Bg6 9.Bd3 ba3 10.0-0 Qb2 11.Nd2 Bd3 12.cd3 Qb6 13.f4 g6 14.Nf3 Bb4 15.h3 Nge7 16.Ne2 h5 17.Bf2 Nf5 18.g3 0-0-0 19.Qc2 a5 20.Rfb1 Qa7 21.Kg2 Kb8 22.Nc3 Rc8 23.Nb5 Qa6 24.Qa4 Na7 25.Na3 (better is 25.Na7!? Qa7 26.Rb4 ab4 27.Qb4-/+) 25...Qd3-+ 26.Rb3 Rc3 27.Rc3 Qc3 28.Ra2 Ne3 29.Be3 Qe3 30.Nc2?? (better is 30.Nb5 Nb5 31.Qb5-+) 30...Qe2-+ 31.Kg1 Qf3 32.Nb4 Qg3 33.Kf1 Qf4 34.Kg2 Qe4 35.Kh2 Rc8 36.Qa5 Qd4 37.Qa4 Qe5 38.Kg2 Qe4 39.Kh2 Qf4 40.Kg2 Qe3 41.h4 Rc1 42.Na6 ba6 43.Rb2 Nb5 44.Rb5 ab5 45.Qb5 Kc7 46.Qb8 Kb8 (46...Kb8 47.Kh2 Rc2 48.Kh1 Qe1) 0–1. Fryer,David William (2070) – Grant,Alan (2195), Hastings Challengers, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5)

7.Be3 e6 8.Ng3 Bg6 9.Be2? ba3 10.c4 Qb2 11.Nd2 Nd4 12.Bd4 Qd4 13.cd5 Bb4 (13...Qd5 14.Qa4 Kd8 15.Rd1=; worse is 13...Qe5 14.de6 fe6 15.0-0-+) 14.Ra2 Ne7 (14...Qd5 15.Qa4 Kd8 16.Qb4 Qa2 17.Qf8 Kc7 18.Qd6 (18.Qa8? Qa1 19.Bd1 Qe5 20.Be2 a2-+) 18...Kc8 19.0-0+/-) 15.0-0 Nd5 16.Qa4 Ke7 17.Nf3 Qc5 18.Rd1 Rhc8 19.Rd4 Bc2 (19...Bc2 20.Rc2 Qc2 21.Rb4 a2 22.Rb7 Kf8 23.Qa3 Kg8-+) 0–1. Leoni,Alessandro (1975) – Dikmen,Ali Semih (2235), IECG, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5)

7.Be3 e6 8.Ng3 Bg6 9.Be2? Nge7 10.0-0-/+ Nf5 11.Nf5 Bf5 12.ab4 Bb4 13.Na3 Ba3 14.Ra3=+ 0-0 15.Rb3 Qc7 16.Rc3 Rfc8 17.g4 Bg6 18.h4 h6 19.h5 Bh7 20.Qd2 Qb6 21.Ra1 Rf8 22.Rb3=+ Qc7 23.g5 hg5 24.Bg5 Ne7 25.h6 g6 26.Rc3 Nc6 27.Qf4 f5 28.Rb1 Rac8 29.Rbb3 a6= 30.Kg2 Ra8 31.Rg3 Rfb8 32.Bh4 Kh8 33.Rbc3 Rc8 34.Rc5 Qd7 35.Bf6 Kg8 36.Bh5 Qf7 37.Rcc3 Ne7 38.Rc8 Rc8 39.Qg5 Re8 40.Bg6?? Bg6?? 41.h7!+- Qh7 42.Rh3 Qh3 43.Kh3 Kf7 44.Be7 Rh8 45.Kg2 (45.Kg2 Bh5 46.Qf6 Kg8 47.Qe6 Bf7 48.Qc8 Kh7 49.Qf5 Bg6 50.Qh3 Kg8 51.Qd7+-) 1–0. Trkulja,Zoran (1970) – Kramer,George Mortimer (2090), Vienna op–B, 1995.

7.f3 e6 8.Be3 (8.g4!? Bg6 9.h4-/+) 8...Ne5!-+ 9.Qd2? (9.de5 Qc7 Double attack (9...Qe3 Pinning; 9...Qe3 Deflection; 9...Qc7 Decoy)) 9...Nc4 10.Qc1 Rc8 11.Ng3 Ne3 12.Qe3 Bc2 13.Nd2 (13.a4 a6 14.a5 Qc7-+) 13...Rc3 (worse is 13...ba3 14.Be2-+) 14.Qe5 b3 (worse is 14...ba3 15.Qb8 Ke7 16.Ne2-+) 15.Qb8 (15.a4 b2 16.Rb1 Bb1 17.Bb5 Ke7 18.Nb1 Rc1 19.Ke2 Qc7 20.Qc7 Rc7-+) 15...Ke7 16.Nb3 Bb3 17.Rb1 Nh6 (worse is 17...Qd4 18.Ne2 Qe3 19.f4-+) 18.Qf4 Kd7 19.Qd2 Rc2 20.Qd3 (20.Qc2 Bb4! 21.Ke2 Bc2 22.Rb4-+) 20…Qa5 (20...Qa5 21.Kd1 Rd2 22.Kc1 Ba3 23.Rb2 Bb2 24.Kb1 Qa1) 0–1. fellrunner – marekt, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5)

7.Ng3? Bg6 (7...Qd4 8.Qd4 Nd4 9.Bb5 Kd8 10.Ba4 Bc2 11.Be3 Ba4 12.Bd4-+) 8.Bd3? (better is 8.Be3-/+) 8...Qd4-+ (8...Nd4 9.Be3 b3 10.Bg6 Qg6 11.Qd4 (worse is 11.Bd4 bc2 12.Qc1 Qg4-/+) 11...bc2 12.Nc3+-) 9.Bb5 (9.Ra2 Qe5 10.Ne2-+) 9...Qa1 10.Qd5 Rc8 11.e6 Nf6 12.Qc5 Qb1 13.0-0 Qc2 14.Qa7 Qc4! 15.Qb7 Qe6 16.Be3 Qd7 17.Qa6 b3 18.Bd4 e6 19.Rc1 Bc2 20.Bf6 gf6 21.Nh5 Be7 22.Qa4 b2 23.Qc2 bc1Q 24.Qc1 Rg8 25.Qh6 Rb8 26.Bf1 Qd5 27.Ng7 Kd7 28.Qh7 Ne5 29.f3 Nf3! (29...Nf3 30.gf3 Bc5 31.Kg2 Rb2 32.Kg3 Bf2 33.Kg2 Be3 34.Be2 Re2 35.Kg3 Qd6 36.Kh3 Rh2 37.Kg4 Qf4) 0–1. Pacak,Patrycja (1800) – Gluszko,Monika (1940), DMP – I Liga Juniorow Poland, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5)

7.ab4 Nb4

8.Na3 a6 9.Ng3-/+ Bg6 10.c3 Nc6 11.Bd3 e6 12.0-0 Nge7 13.Nb5 Nc8 14.Kh1 Rb8 15.Na3 Be7 16.f4 Bd3 17.Qd3 g6 18.Nc2 Na5 19.Ba3 Nc4 20.Be7 Ne7 21.Ne3 White prepares the advance f5 21...Rc8 (21...Ne3 22.Qe3 Rc8 23.Rfb1=+) 22.Ng4 (22.Rfb1!? Qc6 23.Nc4 dc4 24.Qe2=) 22...Qc7 23.Nf6 Kf8 24.f5 (24.Rf3 Ng8 25.Ng8 Kg8-/+) 24...Nf5 (24...ef5 25.Rf3-/+) 25.Nf5=+ gf5 26.Qh3 h5 27.Qh4 Ne3 (27...Nd2 28.Rf4-/+) 28.Rf3 (28.Rf2!?=+) 28...Ng4-/+ (28...Qc3?! 29.Nd7 Ke8 30.Nf6 Kf8 31.Nd7 Ke8 32.Nf6 Kf8=) 29.h3 (29.Nh5? Qe7 30.Qe7 Ke7-+) 29...Nh6 (29...Nf6 30.Qf6 Rh7 31.Rb1-/+) 30.Raf1 (30.Qh5 Kg7=) 30...Qe7 (better 30...Ng8-/+) 31.Qh5+/- f4? (better 31...b5+/-) 32.Rf4+- Rc3 33.Rg4! Qa3 (33...Ng4 34.Qh8 Mate attack) 34.Rg8 (34.Qh6 Ke7 35.Nd5 Ke8 36.Qh8 Kd7 37.Rf7 Kc6 38.Qc8 Kb5 39.Rb7 Ka5 40.Qd8 Ka4 41.Qd7 Rc6 42.Qc6 Ka5 43.Qb6 Ka4 44.Qa6) 34...Rg8?? (better 34...Ng8 35.Qh8 Rg3+-) 35.Qh6 Ke7 36.Ng8 Kd7 (36...Kd8+-) 37.Rf7 Kc6 38.Qe6 Kb5 39.Qd5 Ka4 40.Qd7 (40.Qb7 a5 41.Qd7 Kb3+-) 40...Kb3 (40...b5 41.Kh2 Qc1+-) 41.Qb7 Kc2 42.Rf1 (better 42.Qe4 Kb3 43.Rb7 Ka4 44.d5 Ka5 45.Qe1+-) 42...Rh3 (42...Kd3 43.Nf6 Kc4+-) 43.gh3 Qh3 44.Kg1 Qg3 45.Qg2 Qg2 46.Kg2 a5 If Black now only could play Rf3... 47.Rf2 (47.Rf2 Kb3 48.e6 Kc4 49.e7 Kb3 50.e8Q Kc4 51.Qa4 Kc3 52.Rf3 Kb2 53.Qa3 Kb1 54.Rc3 a4 55.Rc1) 1-0. Goran_Krastev (2230) - konakjan (2205), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2)

8.Na3 Qc6 9.Nf4 Nc2 (better is 9...Qc3!? 10.Bd2 Qd4-+) 10.Nc2-/+ Bc2 (worse is 10...Qc2 11.Qc2 Bc2 12.Nd5+=) 11.Qd2 Bb3 12.Ra5 Bc4 13.Rc5 Qd7 14.Bc4 dc4 15.Rc4 e6 16.d5 b5 17.Rc2 ed5 18.Nd5 Rc8 19.Rc8 Qc8 20.0-0 Ne7 21.Nf6 gf6 22.ef6 Qc6 23.Rd1 Nd5 24.Qd5 Qd5 25.Rd5 a6 26.Bd2 Ba3 27.Bh6 Rg8 28.Be3 Bb2 29.Bd4 Bd4 30.Rd4 Rg5 31.Re4 Kf8 32.Rd4 Re5 33.f4 Re6 34.Rd8 Re8 35.Rd1 b4 36.Kf2 Re6 ½–½. Bialas,Torsten – Bruning,Heinrich, Baltic Sea tt6 bd11, 1992. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4)

8.Na3 Qc6 9.Ng3 Bc2 10.Qd2 a6 11.Qb4+-.

8.Na3 Qc6 9.Ng3 Nc2 10.Nc2 Bc2 (worse is 10...Qc2 11.Nf5 Qf5 12.Qb3+-) 11.Qd2 a6 12.Ba3 Qa4 13.Qc3 Qc6 14.Qc6 bc6 15.Bb4 Rb8 16.Ra6 Rb4 17.Rc6 e6 (17...Bg6!? 18.Rc8 Kd7 19.Rf8 Rd4 20.Bb5 Ke6=) 18.Rc2 f6 19.Rc8 Kf7 20.Rc7 Ne7 21.Ne2 Kg6 22.ef6 Kf6 23.g4 h5 24.f3 Ng6 25.g5 Kg5 26.Rf7 Kh6 27.Rg1 Bd6 28.Bh3 Rb1 (28...Bh2?! 29.Rg2 Bd6 30.Be6-+) 29.Kf2 Rg1 30.Kg1 Re8 31.f4 Nh4 32.Kf2 Ng6 33.Kf1 Nf8-/+ 34.Kf2 Kg6 35.Rb7 Rb8 36.Ra7 Rb6 37.Bg2 Kf6 38.Bf3 Bb8 39.Ra3 g6 40.Ke3 Nd7 41.Rc3 Rb2 42.Rc6 Nb6 43.Bg2 Nc4 44.Kf2 Ke7 45.Bh3 Nd6 46.Bg2?? Kd7 47.Ra6 Nf5 48.Ke1 Nd4! 49.Nd4 Rg2 50.Ne6 Bd6 51.Kf1 Rh2 52.Nd4 0–1. Eiaaiia,A – Aieiaeei,A, corr, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4)

8.Na3 Qc6 9.Ng3 Nc2 10.Kd2?? Na3 (better 10...Qh6 11.Kc3 Rc8 12.Kb2 Qb6 13.Bb5 Bd7 14.Nc2 Bb5-+) 11.Ba3-/+ Nh6 12.Nf5 (12.Bc5 Bd7 13.Ba7 b6-/+) 12...Nf5-+ 13.Rc1 Qh6 (better 13...Qd7!? 14.Ke1 a6-+) 14.Ke1=+ a6?? (better 14...Qe6=+) 15.Qa4+- Kd8 16.Qa5 Ke8 (16...Kd7 17.Qc7 Ke6 18.Qb7 Nd4 19.Qa8 Ke5 20.Qb8 Kf6+-) 17.Bb5! ab5 (17...ab5 18.Qa8) 18.Qa8 (18.Qa8 Kd7 19.Qc8) 1–0. Krastev,Goran (2010) – Yordanov,Boris, 7th Sofia Bulgaria, CSKA Open, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4)

8.Na3 Rc8

9.Nf4 e6 10.Bb5 Nc6 11.0-0 Ba3 12.Bc6 Qc6 (worse is 12...Rc6 13.Ba3 Bc2 14.Qg4=; 12...bc6?! 13.Ba3 Qc7 14.Bc5=) 13.Ba3 Qc2 14.Qe1 Ne7?? (14...Rc4 15.Qa5 Qa4-/+ (15...Rd4 16.Qa7 Rf4 17.Qb8 Kd7 18.Rfc1 Qc1 19.Bc1 Ra4 20.Qb7 Kd8 21.Ra4 Ne7 22.Ra8 Nc8 23.Rc8)) 15.Be7+= Ke7 16.Qb4 Kd7 17.Ra7 Qc6 (17...Rc7 18.Qd6 Ke8 19.Ra8 Rc8+-) 18.Rb7+- Rc7 19.Rb6 Qc4 20.Qd6 Kc8 21.Ra6 Kb8 (21...g5 22.Ra8 Kb7 23.Rh8 Qd4+-) 22.Rfa1 Qd4 23.Ra8 (23.Ra8 Kb7 24.Qa6) 1–0. Caprano – Cillo, corr ch ITA, 1990. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8)

9.Nf4 e6 10.Bb5 Nc6 11.0-0 a6 12.Ba4 Bb4 13.g4 Be4 14.f3 Bc3 15.Rb1 Qd4 16.Qd4 Bd4 17.Kg2 Bg6 18.Rb7 Nge7 (worse is 18...Be5 19.h4+=) 19.h4 h5 (19...Be5?! 20.h5=) 20.c4 Be5 21.Ng6 Ng6 (21...fg6 22.Re1 0-0 23.Re7 Ne7 24.Re5+=) 22.f4 Bd6 23.cd5 ed5 (23...Nh4 24.Kg3 Nf5 25.gf5 ed5 26.Rb6+/-) 24.f5 (24.Re1 Kf8 25.Rb6-+) 24...Nh4 25.Kh3 hg4 26.Kg4 Kf8 (26...g6!? 27.Bb2 Rh7 28.f6-+) 27.Bc6 Rc6 28.Ra7 Rc8 29.f6 gf6 30.Rf6 Rc1 31.Rd6 Rg1 32.Kf4 Ng6 33.Kf3 Rh3 34.Kf2 Ra1 (34...Ra3?! 35.Kg1 Ra5 36.Rf6-+) 35.Nc2 Rh2 36.Kg3 Rc2 37.Rf6 Ra3 (37...Ra3 38.Rf3 Rf3 39.Kf3 Rc6-+) 0–1. Serra Pages,Jordi (2105) – Sanfeliu Fabregas,Albert, Catalunya–ch U18, 1998. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8)

9.Nf4 e6 10.Bb5 Nc6 11.0-0 Nge7 12.c3 Ng6 13.Ng6 hg6 (worse is 13...fg6 14.g4+/-) 14.Bg5?? (better is 14.g4 a6 15.Bc6 Qc6 16.gf5 Qc3 17.Be3 Ba3 18.Qa4 Qc6 19.Qa3 gf5 20.Rfc1+/-) 14...a6-+ 15.Be2 Qb2 16.g4 Bg4 17.Bg4 Ba3 18.Qa4 (18.Qd3 Ne5 19.de5 Rc3 20.Qe2-+) 18...Be7-+ 19.Rab1 Qc3 20.Rfc1 Qa3 21.Qa3 Ba3 22.Rc3 Be7 23.Be7 Ne7 24.Rc8 Nc8 25.Rb7 Rh4 26.h3 Rh8 27.Kg2 Rg8 28.Be2 f5 29.Ba6 Ne7 30.Bb5 Kf7 31.Bd7 Rd8 32.Bb5 g5 33.Kf3 Ra8 34.Bd7 Rd8 35.Bb5 Rh8 36.Kg2 Rh4 37.Bd7? Ng6-+ 38.Bc8 Kf8 39.Rb4 Nf4 (39...Nf4 40.Kf1 g4-+) 0–1. Hailey,AB – Borrell,Robert, USCF corr USA, 1994. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8)

9.Nf4 e6 10.Bb5 Nc6 11.c3 Ba3 12.Bc6 Qc6 13.Ra3 Ne7 14.0-0 a6 15.Re1 0-0 16.Ne2 b5 17.Bg5 Rfe8 18.Ng3 Bg6 19.Qf3 Qb6 20.Rea1 Ra8 21.R3a2 a5 22.h4 h6 23.Bd2 Nc6 24.h5 Bh7 25.Qg4 Kh8 26.Qf3 Rf8 27.Be3 f6 28.Qe2 fe5 29.de5 Qb7 30.Bc5 Rfe8 31.Qe1 b4 32.cb4=+ ab4 33.Ra8 Ra8 34.Ra8 Qa8 35.Bb4 Nb4 36.Qb4 Qa1 37.Kh2 Qe5 38.f4 Qf6 39.Qb8=+ Bg8 40.Kg1 Qd4 41.Kf1 Qe3 42.Ne2 Qe4 43.Kf2 Kh7 44.g4= Qd3 45.Qb4 Qh3 46.Qb1 Kh8 47.Qg1 Bh7 48.Nd4 Be4 49.Qg3= Qh1 50.Ne6 Qc1 51.f5 Qb2 52.Ke3 Qa3 53.Kf2 Qb2 54.Ke3 Kh7 55.Qf2 Qc1 56.Ke2 Qc2 57.Ke3 Qc1 58.Ke2 ½–½. Comp Tasc R30 – Ree,Hans (2435), The Hague AEGON, 1995.

9.Nf4 e6 10.Bb5 Kd8 11.0-0 Nc2 12.Nc2 Bc2 (worse is 12...Qb5 13.Ne3+=; worse is 12...Rc2 13.g4 Qb5 14.gf5+=) 13.Qe2 a6 (13...Qd4 14.Qh5 Ne7 15.Qf7+-) 14.Bd3 Bd3 15.Qd3 Ne7 16.Rb1 Qa7 17.Bd2 Nc6 18.Ne2 Be7 19.Qg3 g6 (19...Nd4?! 20.Nd4 Qd4 21.Qg7=) 20.Bg5 b5 (20...Nd4 21.Nd4 Rc4 22.Qe3+-) 21.Ra1 a5 (21...Nd4 22.Be7 Ke7 23.Qh4 g5 24.Qd4 Qd4 25.Nd4+=) 22.Rfb1 b4 (22...Nd4 23.Be7 Ke7 24.Qh4 g5 25.Qd4 Qd4 26.Nd4+-) 23.Bh6 Kd7 24.Be3 Ra8 25.Qf3 Ke8 26.Nf4 h5 (26...Nd4?! 27.Qd1 Bc5 28.Nd3+=) 27.Rc1 Qb6 (27...Nd4?! 28.Qd1 Bc5 29.Rc5 Qc5 30.Bd4+=) 28.Nd5 ed5 29.Qd5 Rc8?? (better is 29...Ra6-+) 30.e6= fe6?? (better is 30...Qc7 31.ef7 Kf8=) 31.Qe6+- Rc7? 32.d5 Qb7 33.dc6 Qb5 34.Rc5 Rc6 35.Rc6 Qe2 36.Rc8 1–0. Vogiatzis,Dimitrios (1985) – Kuespert,Helmut (1910), Landesliga Nord, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8)

9.Nf4 g5 10.Bb5 Kd8 11.Bd3 Qd4 12.Bf5 Qe5 13.Ne2 Qf5 14.0-0 Nf6 (14...Nc2 15.Nc2 Rc2 16.Nd4 Rc1 17.Qc1+= (17.Nf5 Rd1 18.Rfd1 e6 19.Ra7 ef5 20.Ra8 Ke7 21.Re1 Kf6 22.Rf8 Kg7=)) 15.Be3 Nc6 16.Nd4 Qd7 17.Nb3 b6 18.Nb5 Ke8 19.Qe2 Ne4 20.f3 Nd6 21.Nd6 Qd6 22.Qb5 Rc7 23.Rfd1 e6 24.c4 Qb4 (better is 24...Bg7!? 25.Bd4 Bd4 26.Nd4 dc4 27.Ne6 Qe6-/+) 25.Ra7-/+ Ra7 26.Qc6 Rd7 27.Qc8 Rd8 28.Qc6 Ke7 29.Bg5 f6 30.Nd4 Qd6 31.Bf4 Qc6 32.Nc6 Kd7 33.Nd8 Bc5 34.Kf1 Rd8 35.cd5 Kc8 36.Ke2 Rd5 37.Rd5 ed5 38.g4 Kd7 39.h4 b5 40.Kd3 Bd6 41.Be3 Be5 42.f4 Ba1 43.Bc5 Ke6 44.h5 Kf7 45.Kc2 f5 46.g5 Bg7 47.h6 Bf8 ½–½. Eriksen,John Iver (2090) – Hansen,Ojvind (2165), Denmark ch corr, 1999. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8)

9.Nf4 g5 10.Bb5 Kd8 11.Bd3 Qd4 12.Bf5 Qe5 13.Be3 gf4 14.Bc8 fe3 15.Bb7 ef2 16.Kf1 Nf6 17.c3 (17.Kf2?? Ne4 18.Kg1 Bg7 19.Bd5 Nd5-+ (19...Qa1?! 20.Qa1 Ba1 21.Be4-+)) 17...Qc3 18.Nb5 Qc4 (better is 18...Qc5!? 19.Na3 Qb6 20.Ba8-+) 19.Qe2 Nd3 20.Na7 Ne4 21.Rd1 Nec5 22.g3 Rg8 (worse is 22...Nb7 23.Qd3 Qd3 24.Rd3-/+) 23.Nc6 Kc7 24.Ne7 Be7 25.Qe7 Kb8 26.Rb1 (26.Kg2 Nf4 27.Kf3 Qb3 28.Qe3-+) 26...Nf4 27.Kf2 Qc2 28.Kf3 Qg2 29.Kf4 (29.Ke3 Qe2 30.Kd4 Qe7 31.Bd5 Ka7 32.gf4 Rd8 33.Ra1 Na6 34.Ra6 Ka6 35.Ra1 Kb5 36.Rb1 Ka4 37.Ra1 Kb4 38.Rb1 Ka3 39.Ra1 Kb2 40.Ra2 Kb1-+) 29...Qf2 30.Ke5 Qe3 31.Kd6 Rg6 32.Kd5 Qe7 33.Bc6 (33.Rhe1 Qd6 34.Kc4 Nb7 35.Re8 Kc7 36.Rb7 Kb7 37.Re4-+) 33...Kc7 34.Rhe1 Qd6 (34...Qd8 35.Kc4 Rc6 36.Re7 Qe7 37.h4 Qe4 38.Kc3 Qd3 39.Kb4 Qd4 40.Kb5 Qa4) 35.Kc4 Rg4 (35...Rg4 36.Re4 Qd3 37.Kb4 Ne4 38.Re1 Qc3 39.Kb5 Nd6 40.Ka6 Qc6 41.Ka5 Ra4) 0–1. Perez Pietronave,Carlos (2295) – Andres Mendez,Miguel (2370), Buenos Aires CABJ Sup, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8)

9.Nf4 g5 10.Bb5 Kd8 11.Nd3 Nd3 12.Bd3 Qd4 13.Bf5 Qe5 14.Be3 Qf5 15.Qd4 Nf6 16.Qa7 Nd7 17.0-0 e6 18.Nb5 Rb8 19.Bb6 Ke8 20.Bc7 Bc5 21.Nd6 Bd6 22.Bd6 Rd8 23.Qb7 f6 24.Bc7 Ke7 25.Ra7 Rc8 26.Bd6!! Kd6 27.Qd7 (27.Qd7 Ke5 28.Re1 Qe4 29.Re4 Ke4 30.Qe6 Kd4 31.Qe3 Kc4 32.Ra5 Kb4 33.Qa3 Kc4 34.Qd3 Kb4 35.Rb5 Ka4 36.Qb3) 1–0. Loskarn,Peter (2040) – Westermeyer,Andrew (1965), IECG, 1999.

9.Ng3 Nc2 10.Nc2 Bc2 11.Qg4 e6 12.Bd2? Bb4 13.Qf4 Bg6 14.Be2 Rc2 15.Rd1 Rd2 16.Rd2 Qa5 17.h4 h5 18.Bd1 Ne7 19.Ne2 0-0 20.Nc1 f6 21.Nb3 Bd2 22.Nd2 fe5 23.Qe5 Nc6 24.Qg5 Rf6 25.g4 Qc3 26.gh5 Qd4 27.0-0 Bd3 28.Nf3 Rf3 29.Bf3 Bf1 30.Kf1 Qf6 31.Qg3 Ne5 32.Bd1 a5 33.Bc2 Kf8 34.Qa3 Qe7 35.Qc3 Nc6 36.h6 d4 37.h7 Qh4?? 38.Qf3+- Ke7 39.Qg3?? Qh6 40.Qg6 Qh1 41.Qg1 Qh6 42.Qg6 Qh1 43.Ke2 Kf8-/+ 44.Qg3 Qh5 45.Kd2 Qh6 46.Kd1 Qh1 47.Kd2 Qh6 48.Kd1 ½–½. Lauren,Martti (2275) – Yrjola,Jouni (2505), FIN–chT, 1991.

9.Ng3 Nc2-+ 10.Nc2 Bc2 11.Qg4 e6 12.Be2 Bb4 13.Kf1 Bg6 14.Be3 h5 15.Qh3 h4 16.Kg1 Bc3 17.Rd1 a5 18.Nf1 a4 19.Bc1 Bc2 20.Rd2 Bd2 21.Bd2 Qb3 22.Qg4 Bg6 23.Bd1 Qb5 24.Be2 Qb1 25.Qh3 Qb3 26.Ne3 a3 27.Bd1 Qb1 28.g4 a2 29.Kg2 0–1. Al Hadhrani,I – Hamdouchi,Hichem (2390), Novi Sad ol (Men), 1990.

9.Nf4 a6

10.c3 Rc3 11.Qa4 Rc6 12.Bb5? (12.Qd1 e6 13.Qd2 g5-+) 12...ab5 (better is 12...Qd4 13.Bc6 bc6-+) 13.Qb4 e6 14.Qb5 (14.Qd2 b4 15.Nb1 Qc7-+) 14...Bb4 15.Ke2 Qd4 16.Qb7?? (16.Nc2 Qe5 17.Be3-+) 16...Qe5 (16...Qa1?? 17.Qc6 Kf8 18.Qa8 Ke7 19.Nd5 ed5 20.Bg5 f6 21.Ra1+-) 17.Be3 Bg4 18.f3 Qb2 19.Kf1 Qa1 20.Ke2 Qb2 21.Kd1 Ne7 22.Qa8 Rc8 23.Qa4 Nc6 (23...Nc6 24.fg4 Ba3-+) 0–1. Lemaire – Stroe, corr ch F distr, 1990. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6)

10.c3 Rc3 11.Bd2?? Ra3! (worse is 11...Qd4 12.Ba6 ba6 13.0-0-+) 12.Ra3 Nc2 13.Ke2 Nd4 14.Ke3 Nc2 15.Kf3 Na3 (15...Be4!? 16.Kg3 Na3 17.Qa4 Nb5 18.Bb5 Qb5 19.Qb5 ab5 20.Rc1-+) 16.Qa4 Nb5 17.Nd5 Qc6 18.Bb5 ab5 19.Qa8 Kd7 20.Rc1 Qd5 21.Kg3 Ke6 22.Rc7 f6 23.Qf8 Qd2 24.h4 Ke5 25.Rc5 Ke6 26.Rc8 g5 27.hg5 Qg5 28.Kh2 Be4 29.f3 Bc6 30.Qd8 h5 31.Qd3 h4 32.Rd8 Qe5 33.Kg1 h3 34.Qg6 Qe1 35.Kh2 Bf3! 36.Rg8 hg2 37.Rh8 Qh1 (37...Qh1 38.Kg3 g1Q 39.Kf4 Qd4 40.Qe4 Qe4 41.Kg3 Qg2) 0–1. Kuespert,Helmut (2050) – Schwarzmann,Tobias (2045), Oberfranken–ch, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6)

10.c4 Qa5 11.Bd2-/+ dc4 12.Bc3? (12.Bc4 Rc4! Black moves ahead of the opponent 13.Nc4 Nc2 14.Qc2 Qa1 15.Ke2 Bc2 16.Ra1=) 12...e6 13.Bc4 Nc2?? allows the opponent back into the game (better is 13...Qc7 and Black can celebrate victory 14.0-0 Nc2-+) 14.Qc2-/+ Qa3 White cannot castle queen side (14...Bc2 Not 15.Ba5 Ba3 16.Ba6 ba6 17.Ra3=) 15.Qd2 Qe7 16.Bb3 Qc7 Black threatens to win material: Qc7xc3 17.Ba5 White threatens to win material: Ba5xc7 17...b6 Black threatens to win material: b6xa5 (17...Qd7!? is noteworthy 18.d5 ed5 19.Nd5 Ne7+=) 18.Ba4+= Kd8 19.d5?? (better is 19.0-0 would bring relief 19...ba5 20.Rfc1=) 19...Qe5-+ 20.Kf1 Qa1 (20...ba5 21.de6 Bd6 22.Rd1-+) 21.Ke2 Qe5 (better is 21...Qa4 might be the shorter path 22.de6 Ke8 23.Qd7 Qd7 24.ed7 Kd7 25.Bd2-+) 22.Kd1 Bd6 (better is 22...ba5 and Black has triumphed 23.de6 Bd6 24.f3 Qf4 25.Qf4 Bf4 26.ef7-+) 23.Bb6 Ke7 24.g3 0–1. Pundt,Wilfried (1855) – Gruzmann,Boris (2260), GER North–ch Seniors 5th, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4)

10.Be2 Nc2 11.Nc2 Bc2 (11...Rc2?! 12.Nd5 Qb3 13.Ne3 Qc3 14.Kf1 Qa1 15.Nc2-/+) 12.Qd2 (12.Nd5?? Qb3 (12...Bd1 13.Nb6 Be2 14.Nc8+/-) 13.Qd2 Qd5-+) 12...e6 13.0-0 Bb4 14.Qe3 Bc3 15.Qg3 g6 (15...Ba1 16.Qg7 Bd4 17.Qh8+=) 16.Ba3? (16.Be3 Ba1 17.Ra1 Ne7-+) 16...Bd4 (better is 16...Ba1!? 17.Ra1 Qd4 18.Re1-+) 17.Nh5 f5 (17...gh5?! 18.Qg7 Be5 19.Qe5-+) 18.ef6 Nf6 (18...gh5 19.Bh5 Kd8 20.f7-+) 19.Qg5 (19.Nf6 Bf6 20.Rac1-+) 19...Kf7 20.Bg4 (20.Nf6 Bf6 21.Qe3 Qe3 22.fe3 Bf5-+) 20...Rhe8 (20...Ba1 21.Ra1 gh5 22.Bh5 Bg6 23.Bf3-+) 21.Nf4 (21.Nf6 Bf6 22.Qf4 Qd4 23.Qd4 Bd4-+) 21...Ng4 (better is 21...Ba1 22.Be6 Re6 23.Ne6 Ke6 24.Re1 Kf7 25.Ra1 Qf2 26.Kf2 Ne4 27.Ke3 Ng5 28.Bb2-+) 22.Qg4 Bf5 23.Qh4 h5 24.Rad1 Bf6 25.Qg3 Rc3 26.Nd3 Ra3 27.Rb1 Qc6 28.Rfc1 Rc3 29.Rc3 Bc3 30.Rc1 Bd3 31.Qd3 Rc8 32.Qf3 Kg7 33.g4 hg4 34.Qg4 b5 35.h4 b4 36.h5 Qe8 37.Kg2 Rc5 38.Qg3 Qf7 39.Rh1 Qf5 40.h6 Kh7 41.f3 Be5 42.Qe1 Rc2 (42...Rc2 43.Kf1 Qf3 44.Kg1 Qg2) 0–1. Pundt,Wilfried (1855) – Peleikis,Horst (1945), Niedersachsen–ch Seniors, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6)

10.c4 dc4

11.Bc4 Nc2 12.Nc2 Rc4 13.Nd5 Qb3 14.Nce3 Qd1 15.Kd1 Rd4 16.Bd2 Be4 17.Rc1 Kd8 18.Nb6 Bc6 19.Nf5 Re4 20.f3 ½–½. Rego,Sandro (1905) – Spiekermann,Stefan (1970), IECC, 1999.

11.Bc4 Nc2! 12.Nc2 Rc4 13.Nd5 Qb3 14.Nce3 Qd1 15.Kd1 Rd4 16.Ke2 Bd3 17.Ke1 e6 18.Nc3 Bb4 19.Bd2 Ne7 20.f3?! Nc6 21.Kf2 Bg6 22.Ke2 0-0 23.Be1 Ne5 24.g4 Rfd8 25.Rg1 Nd3 26.Nc2 Nf4 (26...Nf4 27.Ke3 Bc2-+) 0–1. Menassa,Elias – Andres,Miguel (2340), Pico City op, 1996.

11.Bc4 Nc2 12.Nc2 Rc4 13.Ne3 Rd4 14.Bd2 Rf4 15.Ba5 Qd4 16.Qd4 Rd4 17.Nf5 Re4 18.Ne3 Re5 19.0-0 Rb5 20.Rfb1 Nf6 21.Rb5 ab5 22.Rb1 Ne4 23.Rb5 Nd6 24.Rc5 Kd7 25.Nc4 Nc4 26.Rc4 e5 27.Rc7 Ke6 28.Kf1 Bd6 29.Rb7 Ra8 30.Be1 Ra2 31.Rb6 Kd7 32.Rb7 Bc7 33.Bc3 f6 34.g3 g5 35.g4 Ra4 36.Rb4 Ra3 37.Bb2 Ra2 38.Kg2 Bd6 39.Rb3 Bc5 40.Kg3 e4 41.Bf6 Bf2 42.Kh3 Bc5 43.Bg5 Bd6 44.Kh4 Rh2 45.Rh3 Rb2 46.Bf6 Rb1 47.Kg5 Rb5 48.Kh4 Ke6 49.Bg5 Rb1 50.Bd2 Rd1 51.Bh6 Kf6 52.Kh5 Rd5 53.Kh4 Kg6 54.Bc1 Rd1 55.Be3 h6 56.Bf2 Rd3 57.Rd3 ed3 58.Be3 Bb4 59.Kg3= d2 60.Bd2 Bd2 61.Kg2 Bg5 62.Kg3 Kf6 63.Kf3 Ke5 64.Kg2 Kf4 65.Kh2 Kf3 66.Kh1 Kf2 67.Kh2 Bh4 68.Kh1 ½–½. Loskarn,Peter (2040) – Crnic,Narcis (2025), IECG, 1999.

11.Bc4 Nc2 12.Nc2 Rc4 13.Ne3 Rd4 14.Bd2 Rf4 15.Ba5 Qd4 16.Qd4 Rd4 17.Nf5 Re4 18.Ne3 Re5 19.0-0 Re6 20.Nd5 Rd6 21.Nc7 Kd7 22.Rab1 b5 23.Rfd1 e6 24.Na6 Rd1 25.Rd1 Kc6 26.Nb8 Kb7 27.Rd7 Kb8 28.Rd8 Kb7 29.Rf8 f6 30.f3 Kc6 31.Rc8 Kd5 32.Kf2 e5 33.Ke3 h5 34.Bb4 h4 35.Kd3 Ke6 36.Ke4 Kf7 37.Rb8 Kg6 38.Be1 Kh7 39.Rb5 Nh6 40.Bh4 Ra8 41.g4 Ra4 42.Kd3 Rf4 43.Ke2 e4 44.Rb3 ef3 45.Rf3 Re4 ½–½. Loskarn,Peter (2040) – Richard,Phil (2090), IECG, 1999.

11.Be2 Nd3 12.Nd3-/+ Bd3 13.Bd3 Qd4 14.Bc4 Qa1 15.0-0 Qe5 16.Qa4 Rc6 17.Rd1? Qc7-+ 18.Bd5 e6 19.Nb5 Qb6 20.Bc6-/+ bc6 21.Nd4 Ne7 22.Be3 Qb7 23.Rc1 Kd7 24.f4 g6 25.Ne6 fe6 26.Qd4= Nd5 27.Qh8 Ne3 28.Qf8 Qb2 29.Qf7 Kd8 30.Qf8 Kd7 31.Qf7 Kd6 32.Qf8 Kd7 33.Qf7 ½–½. Levi,Eddy – Canfell,Gregory, ASK Solutions International Masters Canberra, 1995.

11.Be2 e6 12.0-0 c3 13.Nc4 (13.Nc4 Qc6 14.Ne3-+). Grott,Peter (1945) – Klusemann,Thorsten, DESC V0042 email, 1999. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6 10.c4 dc4)

11.Be2 g5 12.g4 Be4 13.f3 Bc6 (13...gf4 14.fe4 Nd3 15.Bd3 Qd4 16.Bc2 Qa1 17.Ba4 Rc6 18.Bc6 bc6 19.Qc2 Qe5 20.Nc4-/+) 14.Nc4-/+ Qd4! 15.Qd4 Nc2 16.Kf2 Nd4 17.Bb2 Ne2 (17...gf4?! 18.Bd4 Bg7 19.Rhd1=) 18.Ne2 h5 (18...Bg7 19.h4-/+) 19.e6 Nf6 20.ef7 Kf7 21.Ne5 (21.gh5 Bb5 22.Ne5 Ke6-+) 21...Kg8 22.Nc6 (22.Nd4 Be8 23.h4 Bg7 24.hg5 Ng4 25.fg4 Be5-+) 22...Rc6 (22...bc6?! 23.gh5 Rh5 24.Ra6=+) 23.h4 Rc2 24.hg5 Rb2 (24...hg4?! 25.Rh8 Kh8 26.Bd4 gf3 27.Kf3=) 25.gf6 ef6 26.Rh5 Rh5 (26...Rh7 27.Rh7 Bc5 28.Ke1 Kh7 29.Rc1-+) 27.gh5 Kh7 (27...Bc5 28.Kf1-/+) 28.f4 Kh6 29.Ra5 Rb5 30.Rb5 ab5 31.Ng3 Bc5 (31...b4!? 32.Ke3 b3-/+) 32.Ke2 b4 (32...b6 33.Ne4=+) 33.Kd3=+ Bf2 (33...Bf8 34.Kc4=+) 34.Ne4= Bh4 35.Kc4 Kh5 36.f5 Kg4 37.Kb4 Kf5 38.Nd6 Ke5 (38...Kg4 39.Kb5=) 39.Nb7 Kd4 (39...Kd5 40.Kc3=) 40.Nd6 Bg5 (40...Be1 41.Kb3=) 41.Ne8 f5 42.Ng7 Ke4 43.Nf5 ½–½. Janek – Veyrath, internet, 2017. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6 10.c4 dc4)

11.Be2 g5 12.g4 gf4 13.gf5 Nd3! 14.Bd3 Qd4 (14...cd3?! 15.Qd3 e6 16.fe6 fe6 17.0-0+=) 15.Qa4 Rc6 16.Be2 (16.Nc4 Qd3 17.Nb2 Qc3 18.Kf1 Bh6-+) 16...Qc3 (better is 16...Qa1 17.0-0 b5 18.Qa5 Qe5 19.Rd1-+) 17.Kf1 f3 (17...Qa1 18.Bf3 Kd8 19.Kg2 Qe5 20.Bc6 Qg7 21.Kf3 Qc3 22.Kg2 Qg7 23.Kf3 Qc3 24.Kg2 Qg7=) 18.Bd1 Qa1 19.Bf3 Qc1 20.Kg2 Qg5 21.Kf1 Qh6 22.Rg1 c3 23.e6 fe6 24.Bc6 bc6 25.Qc6 Kf7 26.Qc3 Nf6 27.Nc4 ef5 28.Ne5 Ke6 29.Nf3 Kd6 30.Qc4? Ng4?? 31.Qd4= Kc7 32.Qh8 e5 33.Qg8 e4 34.Qf7 Kb6 35.Qb3 Ka7 36.Qf7 Kb6 37.Qb3 Ka7 38.Qf7 ½–½. Leoni,Alessandro (1975) – Koch,Christian (2260), WC.2000.F.00002, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6 10.c4 dc4)

11.Be2 g5 12.g4 gf4 13.gf5 Nh6 14.Qa4 (14.Rb1 Qa5 15.Kf1 b5-+) 14...Qc6 15.Qc6 Nc6 (15...bc6?! 16.Bd2 a5 17.Bb4 ab4 18.Nc4-/+) 16.Nc2 Nf5 17.Bg4 e6 18.Bf5 ef5 19.Bf4 Rd8 20.0-0-0 Rd5 0–1. marekt – bulent_2010, ChessWorld.net, 2017. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6 10.c4 dc4)

11.Be2 g5 12.Nh5 Nd3 13.Bd3 Bd3 14.Qa4 Kd8 15.Ra2 Qd4 16.e6 Rc6 17.ef7 Nh6 18.Qa5 (18.Nc2 Qc3 19.Bd2 Qb3 20.Ba5 Kd7-+) 18...b6 19.Qa6 Qc3 20.Kd1 Qb3 (20...Qb3 21.Nc2 Rd6-+ (21...Nf7?! 22.Qa8 Rc8 23.Qd5 Nd6 24.Rb2-+); 20...Nf7 21.Qa4 Be4 22.Qa8 Kd7 23.Rd2 Nd6 24.Qa7 Ke8 25.Rg1 Bg2 26.Ng3-+) 0–1. Grott,Peter – Farmer,Walter, DESC D0057 email, 2000. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 a6 10.c4 dc4)

9.Nf4 Nc2

10.Qg4 e6 11.Bb5 Nc6 12.Nd5=+ Qd8 13.Nc2 Qd5 14.Rb1 h5 15.Qh3 Qe4 16.Kd1 Qg4 17.Qg4= hg4 18.Ba4 Rc7 19.Bc6+= Rc6 20.Rb7 Ne7 21.Ra7 Rc8 22.Ra4 Nd5 23.Bd2 Rb8 24.Ke2 Be7 25.g3 0-0 26.Ne3+/- Rb2 27.Nd5 ed5 28.Rd1 Rc8 29.Kf1 Rcc2 30.Be1 Bg5 31.Ra5 Kh7 32.Rd5 Kg6 33.Rd6 Kf5+/- 34.Rd7 Kg6 35.d5+- Be3 36.Rd6 Kh7 37.fe3 Rh2 38.Rd2! Rbd2 39.Bd2 Rd2 40.e4 Rd3 41.Kf2 Rf3 42.Kg2 Rd3 43.e6 fe6 44.Re6 Kg8 45.d6 Kf7 46.Re7 Kf6 47.e5 Kf5 48.Kf2 Ke4 49.d7 1–0. Mariotti,Sergio – Kuzmin,Gennadi P, Leningrad, 1977.

10.Qg4 e6-+ 11.Bb5 Kd8 12.0-0 Nh6 13.Qg5= Kc7 14.Nc2? Nc2-/+ 15.Nd5?? ed5-+ 16.Bf4 Qb5 17.e6 Kb6 18.Rab1 Bb4 19.Qg7 Rcg8 20.Qe5? Rc8 21.Bh6?? Rhe8-+ 22.Rfc1 Re6 23.Qf5 Rce8 24.Qc2=+ Rc6 25.Qh7+= Rc1 26.Rc1 Qc4 27.h3 Re1 28.Re1=+ Be1 29.Qf7 Qc6 30.Bg5 a5 31.h4 Bc3 32.h5 Bd4= 33.h6 a4 34.h7 a3?? 35.Be3+- Be3 36.h8Q Qc1 37.Kh2 Bf4 38.g3 Bg3 39.fg3 Qd2 40.Kh3 (40.Kh3 a2 41.Qhg7+-) 1–0. Bennett,W – Gilfillan,A, SNCL, 1994.

.....10.Nc2 Bc2

11.Qf3? e6 12.Bd2? (12.Qe3 Nh6 13.Ne2 Nf5-+) 12...Bb4 (better is 12...Qb2 13.Rd1 Bd1 14.Qd1 Ne7-+ (14...Qd4?! 15.Bb5 Rc6 16.0-0-+)) 13.Qe3 Ne7 14.Bd3 Bd2 15.Qd2 Bd3 16.Qd3 Qb4 17.Qd2 Qd2 18.Kd2 Nc6 19.Rhb1 b6 20.Ne2 Rc7 21.Kd3 0-0 22.Nc3 Na5 23.Nb5 Re7 24.Nd6 Ra8 25.Ra3 Rc7 26.Ra4 Kf8 27.f4 h5 28.h3 h4 29.Rf1 g6 30.f5 gf5 31.Rf4 Nc4! 32.Nb5? Nb2 33.Kd2 Na4 34.Nc7 Rc8 35.Nb5 a5 36.Rh4 Rc4 37.Ke3 Rb4 38.Nd6 Nb2 39.Rh8 Ke7 40.h4 Nd1 41.Kd3 Nf2 42.Ke3 Ng4 43.Kd3 a4 44.h5 a3 45.Ra8 Rb3 46.Ke2 b5 47.Ra7 Kf8 48.Nf7 b4 49.Ng5 Rb2 50.Kf3 a2 51.Nh7?? Kg8-+ 52.Nf6 Nf6 53.ef6 Rb3 54.Kf2 Ra3 55.f7 Kf8 56.h6 a1Q (56...a1Q 57.Ra3 ba3-+) 0–1. Martinez Gil,Joaquin (2060) – Hermesmann,Hans (2285), Cullera op, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2)

11.Qg4? e6 12.Nd5 Qb3 13.Ra5 (13.Bd2 Qd5 14.Ra7-+) 13...Bb4 14.Nb4 Qb4 15.Ke2 Bd1!! (15...Qa5 16.Qg7 Qd5 17.Be3-+) 16.Kd1 Qb3 (16...Qa5 17.Qg7 Qa4 18.Ke2 Rc1 19.Qh8 Qd1 20.Ke3 Rc3 21.Kf4 Qd4 22.Kg5 f6 23.Qf6 Nf6 24.Bb5 Kf7 25.Be8 Kg7 26.ef6 Qf6 27.Kh5 Rc5 28.Kg4 Rg5 29.Kh3 Qf5 30.Kh4 Qg4) 17.Ke2 Rc1 18.Rc5 Qd1 19.Ke3 Qg4 20.Bb5 Kf8 21.Rhc1 g6 22.Rc7 Ne7 23.Rb7 Qg5 24.f4 Nd5 25.Ke2 Qg2 26.Ke1 Qg1 (26...Qg1 27.Bf1 Qe3 28.Kd1 Qd4 29.Ke1 Qe4 30.Kd2 Qf4 31.Kc2 Nb4 32.Rb4 Qb4-+) 0–1. Gabetto,Flaviano (2125) – Aglietti,Graziano (2060), Corsica op1, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Qb6 7.Ne2 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2)

11.Qg4? e6 12.Nd5 Qb3 13.Qf3 Qf3 14.gf3 ed5 15.Bb5 Kd8 16.Ra7 Kc7 17.Bd2 Kb6 18.Ra5 Ne7 19.Be2 Nc6 (better is 19...Nf5!? 20.Rb5 Kc6 21.Be3-+) 20.Rd5 Ba3 21.0-0 Rhd8 22.Rb5 Kc7 23.Ba5 Na5 24.Ra5 Bb4 25.Ra2 Bf5 26.Rd1 Bc3 0–1. Laub,Patrick (2160) – Savchenko,Stanislav (2535), Lausanne op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2)

11.Qg4? e6 12.Nd5 Qc6 13.Ra5 Bf5 (13...ed5?? 14.Bb5 f5 15.Qg5+-) 14.Qd1 Qc1 (14...ed5 15.Bb5 Bb4 16.Bd2 Ba5 17.Bc6 Rc6 18.Ba5+=) 15.Bb5 Kd8 16.Qc1 (16.Ra7 ed5 17.0-0 Qd1 18.Rd1-+) 16...Rc1 17.Kd2 (17.Ke2 Rh1 18.Ne3 a6 19.Nf5 ef5-+) 17...Rh1 18.Ra7 ed5 19.Ra8 Bc8 0-1. Simonsen,O (2165) - Ziska,H (2535), TCh-FAI, 2019.

11.Qg4? e6 12.Nd5 Qc6 13.Be2 Qd5 (13...ed5? 14.Bb5 Bb4 15.Bd2 Bd2 16.Kd2+-) 14.0-0 Bf5 15.Qg3 a6 (15...Qd4?! 16.Bb5 Rc6 17.Be3-/+) 16.Ba3 Ne7 17.Rac1 Nc6 18.Bd6 Bg6 19.Bf3 Qb5 (19...Qd4!? 20.Rfd1 Qb2 21.Qf4-+) 20.d5 ed5 21.Rfe1 Be7 22.e6 (22.Red1 Rd8-+) 22...0-0 23.ef7 Rf7 24.Bg4 Bd6 25.Qd6 Rd8 (25...Rd8 26.Qg3 Kh8-+) 0–1. Krastev,G (2010) – Mladenov,Andrey, 3rd MGU Open, Sofia BUL, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

11.Qg4? e6-+ 12.Be2?! Nh6 13.Qh3?? Bb4 14.Kf1 0-0 15.Nh5 Qd4 (15...Qd4 16.Nf6 gf6 17.ef6 Nf5 (17...Qa1?! 18.Qh6 Qc1 19.Qc1-+) 18.Qg4 Qg4 19.Bg4 Bc3-+) 0–1. Lode,Peter – Aubel,Jochem, Hengelo op–B, 1992.

..... .....11.Nd5 Qb3

12.Qf3 a6 13.Qb3 Bb3 14.Nb6 Rd8 15.Be3 e6 16.Bd3 Bc5 17.dc5 Rd3 18.Ke2 Rd8 19.Rhc1 Ne7 ½–½. Martinez Gil,Joaquin (2055) – Garcia Amoros,Pablo (2180), La Pobla de Vallbona op, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3)

12.Qf3 a6 13.Qb3 Bb3 14.Ne3 e6 15.Bd2 Rc7 16.Rb1 Ba2 17.Rb2 Bd5 18.Nd5 ed5 19.Ba5 Rd7 20.Ba6! ba6 21.Rb8 Ke7 22.0-0 Nh6 23.Rc1 Ke6 24.f3 f6 (better is 24...Rg8!? 25.Rc6 Bd6 26.Rg8 Ng8=) 25.Rc6+= Kf5 26.g4 Kg5 27.e6 Re7 28.Be1 (28.Bd2 Kh4+/-) 28...g6?? (better is 28...Ra7=) 29.Bd2+- Kh4 30.Bh6 Bg7? (30...Bh6 31.Rh8 Be3 32.Kf1 Bd4+-) 31.Bg7 (31.Bg7 Rb8 32.Bf6 g5 33.Be7 Rb1 34.Kf2 Rb2 35.Ke3 Rb3 36.Kd2 Rb2 37.Kc1+-) 1–0. Parkin,James Matthew – Lennox,CJ, Oban op, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3)

12.Qf3 e6 13.Qb3=+ Bb3 14.Bb5 Kd8 15.Bg5 Ne7 16.Ne7 Be7 17.Be7 Ke7 18.Ra7 Bd5 19.0-0 Rc2=+ 20.h3 Rb2 21.Bd3 Rc8 22.Rd1 Rb4 23.Bf1 Rc2 24.Bd3= Rc8 25.Be2 Rc3 26.Ra8 Rb2 27.Bf3 Rcc2 28.Bd5 ed5 29.Rb8 Ke6 30.Rf1 Rd2-/+ 31.Re8 Kf5 32.g4 Kg5 33.Re7 Kg6 34.e6 fe6 35.Re6 Kf7 36.Re5 Rd4-/+ 37.Rfe1 Rf4 38.Re7 Kg6-/+ 39.Rd7 Rbf2 40.Rd5 Rf7 41.Rb5=+ R2f3 ½–½. Montheard,Xavier (2205) – Moingt,Jean Claude (2220), Clichy, 1994.

12.Qf3 e6 13.Qb3 Bb3 14.Bb5 Kd8 15.Bg5 Ne7 16.Ne7 Be7 17.Be7 Ke7 18.Ra7 Bd5 19.Kd2 Ra8 20.Ra8 Ra8 21.Rc1 Bg2 22.Rg1 Be4 23.Ke3 Bd5 (23...Bg6!?-/+) 24.Rg7+= Ra3 25.Ke2 Rh3 26.Rg8 f5 27.Re8 (27.Rg7 Kf8 28.Rc7 Rh2=) 27...Kf7-/+ 28.Rc8 Rh2 (28...Rh4!?-/+) 29.Bc4+= Bc4 30.Rc4 Kg6 31.Rc7 Kg5 32.Rb7 Kf4 33.Rb6 Rh6 34.Rb7 (34.Kd3!?=) 34...Ke4+= 35.Rd7 Rh2 36.Re7 f4 37.Rf7 Kd4 38.Rf4 Ke5 39.Ra4 Rg2 40.Kf3 Rg5 41.Ke3 Kf6 42.Kf4 h5 43.Ra8 Rf5 44.Kg3 Rb5 45.Rf8 Kg5 46.Rg8 Kf5 47.Rf8 Ke4 48.Rf6 Ke5 49.Rh6 Kd6 50.Rf6 Ke7 51.Rh6 Rf5 52.Rh7 Kf6 53.Rh6 Ke5 54.Rh8 Ke4-+ 55.Rh6 e5 56.Rh8 Rg5 57.Kh4 Rg4 58.Kh3 Rf4 59.Kg3 Rf5 60.Rh6 Rg5 61.Kh4 Rg1 62.Rh5?? Kf4-+ (62...Kf4 63.Kh3 Rh1 64.Kg2 Rh5 65.f3 Ke3 66.Kg3 Rg5 67.Kh2 Kf3 68.Kh1 Kf2 69.Kh2 Rh5#) 0–1. Krastev,G (1995) – Mladenov,P (2375), Venka Antonia Ivanova Mem, Sofia BUL, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

..... ..... .....12.Qf3 Qf3

13.Bb5 Kd8 14.gf3 a6 15.Nb6 Rb8 16.e6 g5 17.Bg5 Bg7 18.Rc1 Bd4 19.Rc2 fe6 20.Ba4 Bb6 21.Bf4 Ra8 22.Rd2 Kc8 23.Ke2 Bc5 24.Rc1 b6 25.Bd7 Kb7 26.Rc5! (26.Rc5 b5 27.Rc7 Kb6 28.Rdc2 Ra7 29.Be3 Ka5 30.Ra2 Kb4 31.Bd2 Kb3 32.Be6) 1–0. Caprano – Arachi,F, I ch corr, 1990. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3 12.Qf3 Qf3)

13.Bb5 Kd8 14.gf3 a6 15.Nb6 Rb8 16.e6+= g5 17.Bg5 Bg7 18.Rc1 fe6 19.Rc2 ab5 20.Bf4 e5 21.de5 e6 22.Rg1 Bf8 23.Ke2 Ne7 24.Rd1 Ke8 25.Rc7 Kf7 (better is 25...b4+/-) 26.Bg5+- h6 (26...Rg8 27.Bf6 Rg2+-) 27.Bf6 Rh7 28.Be7 (28.Be7 Be7 29.Re7 Ke7 30.Rd7 Kf8 31.Rh7+-) 1–0. Caprano – Landolfi, corr ch ITA, 1990. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3 12.Qf3 Qf3)

13.Bb5 Kd8 14.gf3 a6 15.Nb6 Rc3 16.Bd2 Rb3 17.Ba4 Rb6 18.Ba5 Ba4 19.Bb6 Kc8 20.Ra4 e6 21.Rc4. Caprano – Del Vasto,Catello, corr, 1990. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3 12.Qf3 Qf3)

13.Bb5 Kd8 14.gf3 e6 15.Bg5 Ne7 16.Nb4 a6-/+ 17.Nc2 Rc2 (worse is 17...ab5 18.Kd2+=) 18.Bd3 Rc7 19.Be4 h6 20.Bd2 Nc6 21.Ra4 Kd7 22.f4 Nb8 23.d5 ed5 24.Bd5 b5 25.Ra1 f6 26.e6 Kd6 27.Bb3 Ke7 28.0-0 Ke8 29.Rfc1 Bd6 30.Bb4 Rc1 31.Rc1 Bb4 32.Rc8 Ke7 33.Rh8 Bd6 34.f5 Nc6 35.Rg8 Bb4 36.Bd5 Kd6 37.Bc6 Kc6 38.Rg7 a5 39.Ra7 a4 40.Kf1 a3 41.e7 Be7 42.Re7 b4 43.Ra7 Kb6 44.Ra8 Kc5 45.Ke2 Kc4 46.Kd2 Kb3 47.Ra6 Kb2 48.Rf6 1–0. Grott,Peter (1945) – Rubin,Peter, DESC SE002 email, 1999. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3 12.Qf3 Qf3)

13.Bb5 Kd8 14.gf3 e6 15.Bg5 Ne7 16.Ne7=+ Be7 17.Be7 Ke7 18.Ra7 Rc7 19.Kd2 Rd8 20.Ke3 Rd5 21.Ba6= Rcd7 22.Bc4 Rd4 23.Bb5 Rd8 24.Rb7 Kf8 25.Rc1 Bg6 26.Rcc7 h5 27.Bd7 Rd5 28.f4 Rd3=+ 29.Ke2 Be4 30.Ra7 Kg8 31.h4 Rh3-/+ 32.Rc8 Rc8 33.Bc8 Rh4 34.Ke3 Bd5 35.Bb7 Rh3 36.Ke2 Bb7 37.Rb7 Ra3 38.f3 Ra2 39.Ke3 h4 40.f5 ef5 41.Kf4 Rf2 42.Rb1 h3 43.Kg3 Re2-+ 44.Kf4 g6 45.Kg5 Kg7 46.Kf4 Rg2 47.Rc1 h2 48.Rh1 Kh6 49.e6 fe6 50.Ke5 Kh5 0–1. Mousa,A (2280) – Yasseen,A (2295), 3rd Open Tanta City EGY, 2000.

13.gf3 a6 14.Nb6 Rc6?? (better is 14...Rd8 15.Be3 e6+=) 15.Bb5+/- Be4?? (15...Bd3 16.Bc6 (16.Bd3?! Rb6 17.d5 g6+=) 16...bc6 17.d5+/-) 16.Bc6 (16.fe4 e6 17.Bc6 bc6 18.Ra6 f6+-) 16...bc6?? 17.d5 cd5?? 18.Nd5 e6?? 19.Nc7 Kd7 20.Na6 Kc6?? 21.Ba3 Ba3 22.Ra3 Bg6 23.Kd2 Ne7 24.Nb4 Kb7 25.Nd3 Rd8 26.Rb1 Kc7 27.Ra7 Kc6 28.Ra6 Kd7 29.Rd6 Ke8 30.Rd8 Kd8 31.Rb7 Nd5 32.Nb4 Nb4 33.Rb4 Bf5 34.Ke3 Ke7 35.Rb7 Kf8 36.Kd4 g5 37.Ke3 Kg7 38.f4 gf4 39.Kf4 h6 40.Rc7 Kg6 41.Rc1 Kg7 42.Rg1 Kf8 43.Rg3 Bg6 44.Kg4 Kg7 45.Kh4 Kh7 46.Rf3 Kg7 47.Kg4 Bc2 48.Rf6 Bd1 49.f3 Bc2 50.h4 Bd3 51.h5 Bc2 52.Kf4 Bd3 53.Ke3 Bc2 54.Kd4 Bd1 55.Kc5 Kf8 56.Kd6 Be2 57.Rh6 Bf3 58.Kd7 Be2 59.Rh8 Kg7 60.Rb8 Bh5 61.Ke7 Bg6 62.Rb2 Bh5 63.Rg2 Bg6 64.Rg3 Kg8 65.Rg6! fg6 66.Ke6 Kf8 1–0. Pundt,Wilfried (1870) – Grabitz,Georg (1950), Niedersachsen–ch Seniors, 2005. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3)

13.gf3 e6 14.Bb5 Kd8 15.Bg5 f6 16.ef6 gf6 17.Nf6 h6 18.Nd7 hg5 19.Nf8 Ke7 20.Nd7 a6 21.Nb6 Rd8 22.Ba4 Bf5 23.0-0 Rh7 24.d5? ed5-+ 25.Rfe1 Kf6 26.Bb3 Ne7 27.Rac1 Rd6 28.Na4 Ng6 29.Nc3 Nf4 30.Rcd1 Rc7 31.Ne4 Be4 32.fe4 Re7 33.f3? d4 34.Kf2 Ke5 35.Rh1 Rc7 36.h4 Rb6 37.Rb1 Rc3 38.Ba4 Rb1 39.Rb1 Ra3 40.Bd7 Ra2 41.Kg1 gh4 42.Bc8 h3 0–1. Puzzoni,C (2110) – Aagaard,J (2475), Capo d'Orso Porto Mannu PAL, 2007.

13.gf3 e6 14.Bb5 Kd8 15.Bg5 f6 16.ef6 gf6 17.Nf6 h6 18.Nd7 hg5 19.Nf8 Bf5 20.Nd7 a6 21.Nb6 Rc2 (21...ab5?! 22.Nc8 Kc8 23.Ra8 Kd7 24.Rg1=) 22.Ba4 Rc3 23.Ke2 Ne7 24.Nd7 Nd5 25.Nc5 Rh4 26.Nb7 Kc7 27.Na5 Rd4 28.Rhd1 Bd3 29.Ke1 Nf4 30.Kd2 Rc5 0–1. Lavoisier,Fabrice – Bertrand,Jean Daniel, FRA AJEC/09IR corr, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2 11.Nd5 Qb3)

..... .....11.Nd5 Qc6

12.Nb4=+ Qc3 13.Qd2? Qa1-+ 14.Nc2 Qc3 15.Bb5 Kd8 16.Qc3 Rc3 17.Kd2 Rc8 18.Ba3 Nh6 19.d5 e6 20.d6 g5 21.Bb4 Ng4 22.Ra1-/+ Ne5 23.Ra7 Nc4 24.Bc4 Rc4 25.Kd3 Rb4 26.Nb4 Kc8 27.d7 Kd7 28.Rb7 Ke8 29.Ra7 Bg7 30.Nc6 Bf6 31.Ke4 Kf8 32.Ne5 Be5-/+ 33.Ke5 Kg7 34.h3 Rb8 35.Ra2 Rb4 36.Rc2 h5 37.Rd2 h4 38.Rc2 Kg6 39.f3 Ra4 40.Rb2 Ra1 41.Rd2 Re1 42.Kd4 Kf5 43.Kd3 Kf4 44.Ra2 Kg3 45.Ra5 f6 46.Ra2 Rg1 47.Ra6 Rg2 48.Re6 f5 49.Re5 Kf4 50.Ra5 Rf2 0–1. Neelakantan,Narayanan (2230) – Sareen,Vishal (2355), Goodricke, 1999.

12.Nb4 Qe4 13.Qe2 a6 14.Nc2 Qc2 15.Qc2 Rc2 16.Bd3 Rc7 17.Ke2 e6 18.Bd2 Ne7 19.Ba5 Rd7 20.Rhb1 Nc6 21.Bc3 Be7 (worse is 21...Nd4 22.Bd4 Rd4 23.Rb7+/-) 22.Rb2 0-0 (worse is 22...Nd4 23.Bd4 Rd4 24.Rb7+/-) 23.Rab1 b5 24.Ra2 b4 25.Ra6 Nd4 (worse is 25...bc3 26.Rc6 Rd4 27.Rc3+=) 26.Bd4 Rd4 27.Ra7 Bc5 28.Rc7 Rd5 29.f4 Rfd8 30.Be4 Rd2 31.Kf3 Bf8 32.Ra1 R2d7 33.Rd7 Rd7 34.Ra8 g6 35.g4 Kg7 36.Rb8 Rc7 37.f5 ef5 38.gf5 gf5 39.Bf5 h6 ½–½. Hamann,Carsten (2190) – Boehm,Thomas (2200), Schleswig Holstein–ch M, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2)

12.Qf3 e6 13.Nc3? Qc3 14.Qc3 Rc3 15.Bb5 (15.Ra7 Be4 16.Ra8 Kd7 17.Rf8 Rc1 18.Kd2 Rc2 19.Ke3 Ke7-+) 15...Kd8 16.Ra7 Ne7 (better 16...Be4 17.Ra8 Rc8 18.Rc8 Kc8-+) 17.Bd2 Rb3?? (better 17...Nc8 18.Rb7 Rc7 19.Rc7 Kc7-+) 18.Ba5= b6 19.Bb6 Kc8 20.Ba6 Kb8 21.Rb7 Ka8 22.Ra7 Kb8 23.Rb7 Ka8 24.Kd2?? (24.Ra7 Kb8=) 24...Nd5?? (better 24...Be4 25.Ra1 Bb7 26.Bc4 Kb8 27.Bb3 Bg2-+) 25.Ra7= Kb8 26.Rb7 Ka8 27.Ra1?? (better 27.Ra7 Kb8 28.Rb7 Ka8=) 27...Rb6-+ (27...Nb6?! 28.Kc2 Rb4 29.Rf7=) 28.Rf7? (better 28.Rb6 Nb6 29.Kc2-+) 28...Bb4 (better 28...Kb8 29.Kc2 Nb4 30.Kd2 Na6-+) 29.Kc2=+ Rc6 (29...Kb8 30.Bc4 Bc3 31.Rd1-/+) 30.Bc4 (better 30.Kd3 Rc3 31.Ke2+=) 30...Kb8= 31.Kd3 Rc7 (better 31...Rhc8!? 32.Bd5 ed5=+) 32.Bd5 Rf7 33.Ra8 Kc7 34.Ra7 Kb6 35.Rf7 ed5 36.Rg7 Rf8 37.f3 Rf4? (better 37...h5+/-) 38.Rh7+- Ba3 39.Rd7 (39.Kc3 Kc6+-) 39...Kc6 40.Rd8 Bb2? (better 40...Be7 41.Rb8 Kd7+-) 41.Rc8 (better 41.Rd6 Kc7 42.Rd5+-) 41...Kd7+= 42.Rc2 Rd4 43.Ke3 Rb4 44.f4 d4 (44...Rb3!? 45.Ke2 Ke7+=) 45.Kf3 (45.Ke4 Ba1 46.Ra2 Rb1+-) 45...Ke6 (better 45...Rb3 46.Ke4 Re3 47.Kd5 Rb3+/-) 46.Kg4 (better 46.Ke4+-) 46...d3 47.Rc6 (47.Rc6 Ke7 48.Rd6-/+) 1-0. Goran_Krastev (2300) - Eggplant (2280), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 Exerts pressure on the backward pawn 8.Na3 Rc8 The pressure on the backward pawn c2 grows 9.Nf4)

12.Qf3 e6-+ 13.Nf4 Bb4 14.Bd2 Qb6 15.Qe3 Ne7 16.Bd3 Bd2 17.Kd2?? (better is 17.Qd2 Bd3 18.Qd3-/+) 17...Qb2-+ 18.Rhc1 (18.Ra7 Bd3 19.Kd1 Nf5 20.Nd3 Ne3 21.fe3 Qc2 22.Ke1 Qd3 23.Kf2 Rc2 24.Kf3 Qf5 25.Kg3 h5 26.Ra8 Kd7 27.Rd8 Rd8 28.h3 Qf2 29.Kh2 Qg2) 18...Bb1 19.Kd1 Rc1 (19...Qa1?! 20.Rb1 Qa4 21.Ke1-+) 20.Qc1 Qa1 21.Qb1 Qb1 22.Bb1 Kd7 23.Be4 b5 24.Nh5 g6 25.Nf6 Kc7 26.d5 (26.Kc2-+) 26...ed5 27.Nd5 (27.Bd3 Kc6 28.Kc2-+) 27...Nd5 28.Bd5 Rd8 29.Kc2 Rd5 30.f4 a5 31.Kc3 Kc6 32.g3 b4 33.Kb3 Rd2 34.Ka4 Kc5 35.Kb3 Kb5 (35...Kb5 36.e6 a4) 0–1. Cabe – Xavierdupret, playchess.de, 2004. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bf5 7.ab4 Nb4 8.Na3 Rc8 9.Nf4 Nc2 10.Nc2 Bc2)

12.Qf3 e6 13.Nf4 Be4 14.Qb3-/+ a6 15.Be2 (15.Bd2 Ne7-/+) 15...Qc3 (15...g5!? 16.Nh5-+) 16.Qc3-/+ Rc3 17.Bd2 (17.f3 Bc2-/+) 17...Rc2 (17...Ra3 18.Rc1 Ne7 19.f3-/+) 18.Bd1 (18.f3 Bc6=+) 18...Rc8 19.f3 Bc6 20.Rc1 Ne7 21.Kf2 (21.Bc2 Rd8-/+) 21...Nd5 (21...Nf5!?-+) 22.Nd5-/+ ed5 23.Bb3 Be7 (better 23...Kd7-/+) 24.Bd5+= 0-0 25.Bc6 bc6 26.Ra1 (26.Rc4 f6+/-) 26...Rfd8= 27.Be3 c5 28.dc5 Bc5 29.Bc5 Rc5 30.Rhd1 (30.Ra6 Re5 31.Rd1 Ree8 32.Rd8 Rd8=) 30...Rd1 31.Rd1 g5 32.Re1 Kg7 33.Kg3 Kg6 (33...a5 34.h4 f6 35.hg5 Re5 36.gf6 Kf6 37.Ra1=) 34.e6= Rc8 35.e7 Re8 36.f4 f6 37.Re6 a5 (37...Kf5 38.Re2=) 38.Kg4 (38.Kf3 Kf5 39.Ra6 g4 40.Kg3 Re7 41.Ra5 Ke4 42.Kg4 Rg7 43.Kh3 Kf4 44.g3 Ke4 45.Ra4 Kd5=) 38...h5 39.Kf3 a4 40.h3 h4 41.g4 hg3 42.Kg3 (42.fg5 Kg5 43.Kg3 Kf5=) 42...gf4 43.Kf4 a3 44.h4 a2 45.Ra6 Re7 46.Ra2 Rb7 47.Rg2 Kh5 48.Kf5 Rb5 49.Kf6 (49.Kf6 Kh4 50.Rg8=) 1-0. Goran_Krastev (2300) - Eggplant (2280), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bf5 7.ab4 Nb4 Attacks the backward pawn on c2 8.Na3 Rc8 Increases the pressure on the backward pawn 9.Nf4)

6.Ne2 Bg4

7.ab4 Be2 8.Be2 Qd4 9.Qd4 Nd4 10.Bd3 e6 11.c3 Nc6 12.f4 d4 (better is 12...a6!?+=) 13.b5+= Nce7 14.cd4 Nd5 1–0. Curtis,Taylor (1800) – Koelbach,Ralf (1800), TG.2004.0.5, 2004. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bg4)

7.ab4 Be2 8.Be2=+ Qd4 9.Qd4 Nd4 10.Bd3 e6 11.Be3 Nc6-/+ 12.Bb5 Nge7 13.c3 0-0-0 14.0-0 a6-/+ 15.Bc6 Nc6 16.Bb6 Rd7 17.f4 Be7 18.b5 Nb8 19.Na3 Bd8 20.Bf2 Rc7 21.c4 Be7 22.cd5 ed5 23.Bb6 Bc5 24.Bc5 Rc5 25.Rfc1 Rc1 26.Rc1= Kd7 27.Rc5 Ke6 28.Rc7 f6 29.Rb7= ab5 30.ef6 gf6 31.Nb5 Nc6 32.Rc7 Ne7 33.Kf2 h5 34.Ra7 Nf5 35.Ra5 Ne7 36.Kf3 Rb8 37.Ra6 Kf5 38.Nd4 Kg6 39.Re6 Kf7?? 40.Re7!+- (40.Re7 Ke7 41.Nc6 Kd6 42.Nb8+-) 1–0. Neubauer,Martin (2295) – Rasik,Vitezslav (2415), Stockerau, 1993.

7.Be3 e6 8.ab4 Bb4 9.c3 Ba5 10.f3 Bf5 11.Kf2 Nge7 12.Na3 0-0-+ 13.g4 Bg6 14.h4 f5 15.ef6 Rf6-+ 16.Bg2 Raf8 17.Qd2 Qc7 18.h5 Be4-+ 19.f4 e5 20.de5 Ne5 21.Rh4 d4 22.Qd4 Bg2 23.Kg2 Qc6 24.Kf2 Qf3 25.Ke1 Bb6 26.Qe5 Be3 27.Rh2 Nc6 28.Qb5 Bf4 29.Nf4 Qc3 30.Kd1 Rd8 31.Nd5 Qa1 32.Nb1 Rf1! 33.Qf1 Qb1 34.Ke2 Nd4 (34...Nd4 35.Kf2 Rf8 36.Ke3 Qf1 37.Ne7 Kh8 38.Kd4 Qf4 39.Kd3 Rd8 40.Nd5 Rd5 41.Kc3 Qc7 42.Kb4 a6 43.Ka3 Qb6 44.Re2 Ra5#) 0–1. Montavon,G (2050) – Gilles,R (2250), Ambassador Open, 2000.

7.Be3 e6 8.ab4 Bb4 9.c3 Be7 10.Nd2 Nh6 11.h3 Be2 12.Be2 Nf5 13.Bf4 0-0 14.g4 Nh4 15.Bg3 f5 16.f4 fg4 17.hg4 Ng2 18.Kf2 Nf4 19.Bf4 Rf4 20.Kg3 Raf8 21.Bd3 h6 22.Rb1 Qc7 23.Rh5 Bg5 24.Rg5 hg5 25.Qh1 g6! 26.Qh6 (26.Bg6 Ne5 Decoy) 26...Qf7 27.Rh1 (27.Bg6 Rg4! 28.Kh3 Rh4 29.Qh4 Qg6 30.Rg1 Qd3 31.Rg3 Qd2 32.Qh6-+) 27...Rg4! 28.Kg4 (28.Kg4 Qf4 Mate attack) 28...Qf4 29.Kh3 g4 (29...Qe3 30.Kg4 Rf4 31.Kg5 Qg3) 30.Kh4 0–1. Gabetto,Flaviano (2125) – Mazzini,Antonio, Corsica op2 Corsico, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bg4)

7.Be3 e6 8.ab4 f6?? 9.c3 fe5 10.de5 Qc7 (10...Be2 11.Be2 (worse is 11.Qe2 d4 12.cd4 Bb4 13.Nd2 Nd4+=) 11...Qc7 12.b5 Ne5 13.Ra7+/-) 11.f4 (11.Qa4 Be2 12.Be2 Qd7+=) 11...Nh6 12.Qa4 Nf5 13.Bf2 b5 (better is 13...Be2!? is an interesting idea 14.Be2 Qd7+=) 14.Qb5+/- Be7?? Black falls apart (14...Rb8 15.Qa6 Nb4 16.cb4 (16.Qe6 Ne7 17.Qg4 Nd3 18.Kd2 Nf2-+) 16...Bb4 17.Nd2 Bd2 18.Kd2 Rb2 19.Ke1=) 15.h3 (better is 15.Ra6 ends the debate 15...Kd7 16.Nc1+-) 15...Be2+/- 16.Be2 0-0 17.0-0 Rab8 18.Qa6+- Kh8 19.b5 Ne5+/- 20.Qe6 Ng6+= Black threatens to win material: Ng6xf4 21.Ra7 Qf4 White king safety dropped 22.b6?? spoils everything 22...Bd6-+ 23.Rd1 Rbe8 24.Qe8 Qh2 25.Kf1 Ng3 26.Ke1 Re8 (26...Re8 27.Kd2 Re2 28.Kc1 Qg2-+) 0–1. Gietl,Thomas (2245) – Zentgraf,Alexander (2145), Landesliga Nord, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2)

7.f3 Bh5 8.ab4=+ Qb4 (better 8...Nb4!? 9.c3 Nd3 10.Qd3 Bg6=) 9.c3+/- Qb6 10.Nf4 Bg6 11.Nd5 Qd8 12.Ne3 e6 13.Ba3 Ba3 14.Na3 Nge7 15.Nb5 0-0 16.f4 a6 17.Nd6 b5 18.Bd3 Qd7 19.0-0 Rfb8 Black prepares the advance b4 (19...Bd3 20.Qd3 Ra7 21.f5 ef5 22.Nef5 Nf5 23.Rf5+/-) 20.g4 (20.f5!? ef5 21.Nef5 Nf5 22.Bf5 Bf5 23.Rf5+/-) 20...Bd3= 21.Qd3 Nc8 22.Nc8 (22.Ne4 N8e7=) 22...Rc8 23.g5 b4 24.Rf3 (24.cb4!? Nb4 25.Qe4=+) 24...bc3-/+ 25.Rh3 g6 (25...Nd4?! 26.Qh7 Kf8 27.Qh8 Ke7 28.Qg7=) 26.Rd1 (26.Nc2!?-/+) 26...Nb4-+ 27.Qe4 White prepares d5 (27.Ng4 Nd3 28.Nf6 Kg7 29.Nd7 Nf4-+) 27...c2 28.Rc1 Qc6 29.d5 (29.Qc6 Rc6 (29...Nc6?! 30.Rc2 Nd4 31.Ra2-/+) 30.Rg3 a5-+) 29...Nd5 (29...Qc3 30.Qg2 ed5 31.e6 fe6 32.Qg4-+) 30.Ng4?? (better 30.Rc2 Qb5 31.Rf2-/+) 30...Qc5 (30...Qc4 31.Qc4 Rc4 32.Rd3-+) 31.Kh1 Rab8 (31...Qc4 32.Re3 Ne3 33.Nf6 Kh8 34.Qe3-+) 32.Nh6 (32.Rf3 Rb1! 33.Rb1 c1Q (33...cb1R?! 34.Qb1 a5 35.Kg2-+; 33...cb1Q?! 34.Qb1 a5 35.Kg2-+) 34.Rc1 Qc1 35.Kg2 Rc4-+) 32...Kf8 (better 32...Kg7 33.Rf3 Rb4-+) 33.Nf7 (33.Rf3-+) 33...Kf7 (better 33...Rb1 34.Rb1 c1Q 35.Rc1 Qc1 36.Kg2 Nf4 37.Kg3 Nh3 38.Kh3 Rc3 39.Kh4 Rc4 40.Qc4 Qc4 41.Kg3 Kf7-+) 34.Rh7 Ke8 (34...Kf8 35.Qg6 Qg1 36.Kg1 Rc7 37.Rh8 Ke7 38.Qg7) 35.Qg6 Kd8 36.Qg8 (36.Qg8 Qf8 37.Qf8) 1-0. Goran_Krastev (2320) - piongu (2315), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2)

7.f3 Bf5

8.g4 Bd7 9.ab4 Nb4 10.c3 Nc6 11.Ba3 e6 (11...Qc7 12.Qb3 Na5 13.Qd5-/+) 12.Nf4 (12.Bf8 Kf8 13.Ng3 Nge7=+) 12...Ba3 13.Na3 Nge7 14.Nh5 (14.Qb1 Qb1 15.Rb1 b6-/+) 14...0-0-/+ 15.Bd3 (15.Qb1 Qb1 16.Rb1 b6-/+) 15...Ng6 16.Qd2 f6 (16...Qd8 17.Ng3-/+) 17.f4 (better 17.ef6 e5 18.Rf1 ed4 19.fg7 Rfe8 20.Kd1=) 17...fe5-/+ 18.fe5 Rf3 (18...Nh4 19.Kd1 Nf3 20.Qe2-+) 19.Be2 (19.Bg6!? hg6 20.Ng3=+) 19...Rf7 20.Rb1 Qa5 21.Nb5 Qb6 (21...Nh4 22.Nd6 Nf3 23.Bf3 Rf3 24.Rc1-/+) 22.Bd3 (22.Na3 Qd8 23.Rb7 Qh4 24.Ng3 Na5=+) 22...Qd8 (22...Nce5 23.de5 Ne5 24.Nd4=+) 23.g5 (23.Bg6 Qh4 24.Ng3 hg6=) 23...b6 (better 23...Nh4!? 24.Kd1 b6=+) 24.Nd6= Rf8 25.h4 (better 25.Bg6 hg6 26.Ng3=) 25...Nce7?? (better 25...Be8 26.Qe2 Qd7-/+) 26.Nf6+- gf6 27.gf6 Nf5 28.Bf5 ef5 29.Qh6?? (better 29.h5 Rf6 30.ef6 (30.hg6 Rg6 31.Qa2 Be6=+) 30...Qf6 31.hg6 Qd6 32.gh7 (32.Rh7?! Qg6 33.Rd7 f4=) 32...Kh8 33.Qg5 Re8 34.Kf2+-) 29...Rf6=+ 30.ef6 Qf6 31.h5 Qd6 32.hg6 Re8?? (32...Qg6 33.Qh2 Re8 34.Kd2 Qg5 35.Kc2 Kf8+-) 33.Kd2+- Qg6 34.Rbg1 (34.Rbg1 Kf7 35.Rg6 hg6 36.Qh7 Kf6 37.Rh6 Re2 38.Ke2 Be8 39.Qh8 Ke7 40.Rh7 Bf7 41.Qg7 Kd6 42.Qf7 g5 43.Qf6) 1–0. Krustev,Goran (2005) – Kolev,Nikolay (2070), 3rd Sofia MGU op, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bg4 7.f3 Bf5)

8.ab4 Nb4-+

9.Na3 Rc8 10.Nf4!? a6 11.c4 dc4 12.Nc4 Qd4 13.Qd4 Nc2 14.Kf2 Nd4 15.Bb2 =.

9.Na3 Rc8 10.Nf4 a6 Consolidates b5 11.Be2? (11.c4 e6 12.c5+=) 11...e6 (better is 11...g5 finishes off the opponent 12.Nh5 Bc2-+) 12.c4= dc4 13.Be3?? the final mistake, not that it matters anymore (13.Bc4 Nc6 14.Ne2=) 13...Nd5 (13...c3!? seems even better 14.Qc1-+) 14.Nd5?? (14.Nc4 Bb4 15.Kf2-+) 14...ed5-+ 15.g4 White threatens to win material: g4xf5. Black now must not overlook the idea B 15...Be6 16.0-0 (16.Nc2 does not improve anything 16...Bd7-+) 16...Ba3 (16...Bd7!? and Black can already relax 17.Rb1 Qc7 18.Ra1-+) 17.Qa4 (17.Ra3 does not save the day 17...Qb4 18.Ra4 Qb6-+) 17...Rc6 (17...Bd7 might be the shorter path 18.Qa3 h6 19.Rfb1-+) 18.Qa3 (18.Ra3 a fruitless try to alter the course of the game 18...Bd7-+) 18...Ne7 (18...c3 makes it even easier for Black 19.Bd3-+) 19.f4 (19.Rab1 Qa7 20.Bd1-+) 19...Bg4 (better is 19...Nc8-+ and Black has triumphed) 20.Bg4-/+ Rg6 21.h3 h5 22.f5 hg4 23.fg6+= Qg6 White wins a rook 24.Qd6 f6 Prevents intrusion on g5 25.Qb8= Kf7 26.Qh8?? throwing away the advantage 26...gh3= 27.Kf2 Qc2 28.Ke1 Qc3 29.Kf2 Qc2 30.Ke1 Qc3 31.Kf2 Twofold repetition 31...Qb2?? 32.Ke1 Qa1-/+ 33.Ke2 Qb2 34.Bd2 c3 35.e6 Ke6 36.Qh3 Kf7 37.Qc3 Qb5 38.Qd3 Qd7 ½–½. Pundt,Wilfried (1855) – Gelzenleichter,Siegfried (2240), Niedersachsen–ch Seniors, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2)

9.Na3 Rc8 10.Nf4 Nc2 11.Nc2 Bc2 (worse is 11...Rc2 12.Nd5 Qb3 13.Bb5 Qb5 14.Qc2 Bc2 15.Nc7 Kd7 16.Nb5+/-) 12.Qd2 e6 13.Ba3 Ba3 14.Ra3 Ne7 15.Rc3 Rc3 16.Qc3 Qb1 17.Kf2 0-0 18.g4 Rc8 19.Qe3 Qb2 20.Kg3 Rc3 21.Qf2 Nc6 22.Bd3 (22.Kg2 Qb3 23.Be2 Qa4-+) 22...Qb3 (better is 22...g5!? 23.Bh7 Kh7 24.Ne2-+) 23.Bc2 Rc2 24.Ne2 Qb2 25.Re1 g6 26.Qe3 a5 27.h4 a4 28.h5 a3 29.hg6 hg6 (worse is 29...fg6 30.Qg5 Re2 31.Re2 Qe2 32.Qf6 Qe1 33.Kg2-+) 30.Qd3 (30.Nc1-+) 30...a2 31.Nf4 Nd4 32.Ng6 (32.Qf1 Rc3 33.Nd3 Qa3-+) 32...Rg2 33.Kh4 0–1. Demeter,Vilmos – Szucs,Csaba (2115), HUN–chT2 Hungary, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bg4)

9.Na3 Rc8 10.Ng3 Nc2 11.Kf2 (11.Nc2 Bc2 12.Qe2-/+) 11...Bg6 (better is 11...Na1 would have given Black a clear advantage 12.Nf5 e6 13.Nd6 Bd6 14.ed6 a6 15.Qa4 Kd8-+) 12.Bb5 Kd8 13.Nc2 Rc2 14.Be2 e6 15.f4? (better is 15.Be3!?-/+) 15...Nh6-+ 16.h4 (16.h3 Bb4 17.Be3 Ke7-+) 16...Qb3 17.Rh3 Qc3 18.f5 ef5?? with this move Black loses his initiative (better is 18...Ng4! a shame that Black overlooked this excellent chance 19.Kf1 Rc1 (19...ef5 is no comparison 20.Nh1 Rc1 21.Rc3 Rd1 22.Bd1+=) 20.Qc1 Qd4 21.Bg4 Bc5-+) 19.Bg5 Kc8 20.h5 White threatens to win material: h5xg6 20...f4= Black threatens to win material: f4xg3 21.Nf1 Re2 Deflection: a1 22.Ke2 Qb2 23.Nd2 Bf5 24.Qc1 Qc1 25.Rc1 Kd7 26.Rhc3 Bg4 27.Nf3 White has a king attack 27...Nf5 28.Kd3 Bh5 29.Rc7+- Ke6 30.Rb7 Ne7?? Black falls apart 31.Be7 Bf3 32.gf3 (32.gf3 Be7 33.Rc6 Kf5 34.Re7+-) 1–0. Malachi,Avraham (2240) – Kozma,Karoly (2255), HUN–chT2, 2000. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

9.Na3 e6 10.Ng3=+ Bg6 11.c3 Nc6 12.Bd3 (12.Nb5 a6 13.Nd6 Bd6 14.ed6 Nf6=+) 12...Nge7 (12...a6!?=+) 13.Nb5= Nc8 14.Ba3 (better 14.Bf4!?=) 14...Ba3-/+ 15.Na3 0-0 16.0-0? (16.Bg6 hg6 17.Qc2 a6-/+) 16...a6 (16...Nd4 17.Rf2 Nc6 18.f4-+) 17.f4 (17.Bg6 hg6 18.Qe2 Na5-/+) 17...Bd3 (better 17...Nd4!? 18.Rf2 Nc6-+) 18.Qd3=+ g6 19.Nh1 N8e7 20.Nf2 h5 21.Rfb1 Qc7 22.g4 (22.Nc2 Nf5-/+) 22...hg4 23.Ng4 Kg7 24.Nf6 Rh8 25.Kh1 (25.Ra2 Na5-/+) 25...Ng8 (25...Nf5 26.Nc2-+) 26.Ng4 (26.Nb5 Qd8 27.Nd6 Nf6 28.ef6 Qf6 (28...Kf6?! 29.Nb7 Qc8 30.Nc5-/+) 29.Rb7 Nd8-+) 26...Nh6-+ 27.Rg1 (27.Nf6-+) 27...Ng4 28.Rg4 Ne7 29.Rag1 (29.Rf1 Nf5-+) 29...Rac8 30.Nb1 Rh5 31.Qf3 (31.Rg5 Rh6 32.R1g3-+) 31...Rch8 32.R4g2 Nf5 33.Qd3 (33.Qf2-+) 33...Rh3 34.Qe2 Qc4 35.Qg4 (35.Qd2-+) 35...Ne3 36.Qg5 Ng2 37.Qf6 Kg8 38.Rg2 Qf1 (38...Qf1 39.Rg1 Rh2) 0-1. Goran_Krastev (2330) - ANNALENA (2245), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2)

8.g4 Bg6

9.ab4 Nb4-+ 10.Na3 Rc8 11.c3 Nd3 12.Kd2 Nb2 13.Bb2-/+ Qb2 14.Ke3 Rc6 15.Qc1 Qc1 16.Nc1 a6 17.c4-/+ e6 18.c5 f6 19.ef6 gf6 20.h4 e5 21.Nb3 h5 22.Bd3 Bd3 23.Kd3 hg4 24.fg4 e4 25.Ke2 f5! 26.Nc2? Rch6 27.gf5-/+ Ne7 28.Ne3 Rh4 29.Rh4 Rh4 30.Rf1 Rh2 31.Rf2 Rf2 32.Kf2 Bg7 33.Ke2 Kd7 34.Kd2 Bh6 35.Ke2 Be3 36.Ke3 Nf5 37.Kf4 Ke6 38.Na5 Nd4 39.Nb7 Nc6 40.Nd6 a5 0–1. Laub,Patrick (2180) – Rausis,Igors (2490), Neuchatel op, 1996.

9.Kf2? Ne5-+ 10.ab4 e6 11.Be3 Nc4 12.c3 Nf6 13.Nf4 Ne3 14.Qa4 Nd7 15.Ke3 Bd6 16.Bb5 Bf4-+ 17.Kf4 Qc7 18.Ke3-/+ Ke7 19.Bd7 Qd7 20.Qd7 Kd7 21.Nd2 Rhc8 22.Ra3 Rc7 23.Rc1 Rac8 24.Nf1 b6 25.Kd2 h5 26.h3 hg4 27.hg4 Kd6 28.Ng3 Rh8 29.Rh1 Rh1 30.Nh1 f6 31.Ng3 e5 32.Ke3 Re7 33.Ra1 Kc6 34.de5 Re5 35.Kd4 Re7 36.Nf1 Rd7 37.Ne3 Bf7 38.Nf5 g6 39.Ne3 Kb5 40.Rb1 a6 ½–½. Doering,Karl Philipp – Braun,Siegmund, Regionalliga NW9697, 1997.

9.h4 h5 10.ab4 Nb4 11.Na3 Rc8 12.Nf4 Nc2 (worse is 12...Bc2 13.Qd2 e6 14.Nh5-/+) 13.Nc2 Bc2 (13...Rc2 14.Ng6 Rc1 15.Rc1 fg6 16.Qa4 Kf7 17.Bd3+-) 14.Qe2 a6 15.e6 hg4 (15...Qd4 16.ef7 Kd7 17.Qe6 (17.fg8R?! Qa1 18.Qe6 Kd8+-) 17...Kd8 A) worse is 18.fg8N Qa1 19.Kf2 Qa2-+ (19...Qc1 20.Qb6 Ke8 21.Bb5 ab5 22.Rc1+-); B) 18.fg8R?! Qa1 19.Kf2 Rg8+/-; C) 18.fg8Q Rg8 19.Ra5+-) 16.Qe5 fe6 17.Be2 Nh6 18.Ne6 Nf7 19.Qe3 gf3 20.Bf3 Be4! 21.Nf8 (21.Be4 Qe6) 21...Bf3 22.Ng6 Qg6 23.Qf3 Nd6 24.h5 Qf5 25.Qf5 Nf5 26.Bb2 Rc2 27.Bc1 Kd7 28.Kd1 Rg2 29.Rb1 b5 (29...Nd4?! 30.Rb7 Kd6 31.Ba3 Kc6 32.Re7-+) 30.Rb2 Ne3! 31.Ke1 (31.Be3 Rb2 Deflection) 31...Rb2 32.Bb2 b4 33.Rh3 Nf5 34.Bc1 a5 35.Bf4 a4 36.Kd2 a3 37.Kc1 Ra8 38.Rh1 b3 39.Rd1 Rh8 40.h6 gh6 41.Kb1 Rg8 42.Ka1 (42.Bc1 a2 43.Ka1 Rg4-+) 42...Nd4 43.Be5 Nc2 44.Kb1 Rg2 45.Bc3 Ne3 46.Rh1 Nc4 47.Rc1 e5 48.Rd1 Rc2 49.Rd5 Kc6 50.Rd1 a2 51.Ka1 Rc3 52.Rf1 (52.Rd6 Nd6 53.Kb2 Rd3 54.Ka1 e4 55.Kb2 Nc4 56.Ka1 Rd1) 0–1. Douglass,Stephen J – Heller,Roland, UECC Quad, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bg4 7.f3 Bf5)

9.h4 h5 10.ab4 Nb4 11.Nf4?? Bc2 (better is 11...Nc2 12.Kf2 Na1 13.Qa4 Kd8 14.Ng6 Qg6 (14...Qb1?! 15.Qa5 Kc8 16.Qc5 Kb8 17.Nh8 Qc2 18.Qc2 Nc2 19.Bd3 Nd4 20.Bb2-/+) 15.Qa5 Kd7 16.Qa1 hg4 17.Qa4 Kc7 18.Qa5 Qb6 19.Qb6 Kb6 (19...ab6?! 20.fg4 e6 21.Bd3-+) 20.fg4 a5-+) 12.Nd5 Nd5 13.Qc2 e6 14.Bd2? (14.Qa4 Kd8 15.Bd2 Bb4 16.Bb4 Qb4 17.Qb4 Nb4-/+) 14...Bb4 (14...Qd4 15.Qa4 Qa4 16.Ra4 hg4 17.fg4-+) 15.Ra4 Nge7 16.Bb4 Nb4 17.Qd2 Nec6 18.Na3 Rd8 19.Nc4 Qd4 20.Nd6 Rd6! 21.ed6 (21.ed6 Nd3 Double attack) 21...Qd2 22.Kd2 Kd7 23.Bb5 Kd6 24.Rb1 hg4 25.Bc6 Nc6 (worse is 25...Kc6 26.Rbb4 Rh4 27.Ra7+- (worse is 27.fg4 a6+/-); worse is 25...bc6 26.Rbb4 f5 27.fg4 Rh4 28.Ra7+/-) 26.Rg4 Nd8 27.Rc1 g6 (better is 27...e5!?-+) 28.Rd4+= Ke7 ½–½. Bove,Alessandro (2125) – Kidane,Robel (2045), ITA–ch U20, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bg4 7.f3 Bf5)

9.h4 h5 10.ab4 hg4 11.fg4 e6 (better is 11...Nb4!? 12.Na3 Rc8-+) 12.c3+= f6 13.Nf4 Bf7 (better is 13...Be4!? 14.Rh3 fe5 15.de5 Ne5 16.Qa4 Kf7-/+) 14.ef6+= Nf6 15.g5 Ne4 16.g6 Bg8 17.Be3 Be7 (better is 17...e5!? 18.Ne2 Be7+=) 18.Qg4 Ne5 (18...Ne5 19.Qg2 Bh4 20.Kd1 Rc8+=). Caprano – Kalinichenko, corr Poland, 1991. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Ne2 Bg4 7.f3 Bf5)

9.h4 h5 10.Rh2 hg4 11.fg4 e6 12.h5 Be4 13.Bg2 Bg2 14.Rg2 Be7 15.ab4 Nb4 16.c3 Nc6 17.Ng3 Bh4 18.Nd2 (18.Qf3 Rc8 19.Ba3 Nh6-/+) 18...f6 (better is 18...Ne5 19.Qa4 Kd8 20.de5 Qe3 21.Kd1 Bg3-/+) 19.Nf3-/+ Bg3 20.Rg3 fe5 21.Ne5 Ne5 22.de5 Ne7 23.Qd4 Qd4 24.cd4 Nc6 25.Rb1 b6 26.Rd3 Kd7 27.Ke2 Rhf8 28.Be3 Na5 29.Ra3 Nc4 30.Ra6 Kc6 31.Rh1 Kb7 32.Raa1 a5 33.g5 b5 34.h6 gh6 35.gh6 Rf7 36.Rhf1 Re7 37.Bg5 Rh7 38.Rf6 Re8 39.Raf1 b4 40.Rf7 Rf7 41.Rf7 Kc6 42.Re7 Rh8 43.Re6 Kb5 44.Re7 b3 45.Rb7 Nb6 46.Kd1 a4 47.Bc1 Ka6 48.Rf7 Nc4 49.Rf3 b2 50.Bb2 Nb2 51.Kc2 Nc4 52.Rh3 Rh7 53.e6 Kb5 54.e7 Nd6 55.Kc3 Re7 56.h7 Nf7 57.Rh5 Rc7 58.Kb2 Kc4 59.h8Q Nh8 60.Rh8 Ra7 61.Rh4 Rg7 62.Ka3 Rg1 63.Rh7 Kd4 64.Ka4 Rb1 65.Ka3 Kc4 66.Rc7 Kd3 67.Ka2 Rb8 0–1. Reis,Jose Luis E – Moore,Bobby G, NATT4–10 corr, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Ne2 Bg4 7.f3 Bf5 8.g4 Bg6)

6.Be3 ba3

7.Ra3 e6 8.Rb3 Qa5 9.Bd2 Qc7 10.Nf3 Nge7 11.Bd3 Nf5 12.Bf5 ef5 13.Nc3 Be6 14.0-0 a6 15.Qa1 Ra7 16.Ng5? (16.Ne2 b5-/+) 16...Be7 (better is 16...Nd4!? 17.Qa4 Nc6-+) 17.Ne2-/+ h6 18.Ne6 fe6 19.Nf4 Kd7 20.Ng6 Re8 21.Rg3 Bd8 22.h4 Kc8 23.Rb1 b5 24.Rc3 Kb7 25.Rc5 Qd7 26.Rc3 Bb6 27.Rd3 Ka8 28.h5 Rb8 29.Nf4 Bd8 30.Ra3 a5 31.Nd3 Be7 32.Rc3 Bb4 33.Nc5? Qe7 34.Rd3 Ne5 35.Re3 Bc5-/+ 36.Re5 Bd6 37.Re2 Bc7 38.Qc3 Rb6 39.Qd3 Qd6 40.g3 Qd7 41.Qf3 b4 42.Ree1 Qc6 43.Rec1 Qc4 44.g4? fg4 45.Qg4 Bb8 46.Rb3 a4 47.Re3 Qc7 48.Re6 Qh2 49.Kf1 Qh1 50.Ke2 Re6 51.Qe6 Qh5 52.Kf1 a3 53.Re1? Qh1 54.Ke2 Qe4 55.Qe4 de4 56.Bb4 a2 57.Ra1 Bf4 58.Bc5 Ra5 59.c3 Bc1 60.Rc1-/+ a1Q 61.Ra1 Ra1 62.Bf8 Rg1 63.Ke3 Rg4 64.c4 Kb7 65.d5 h5 66.c5 h4 67.Bd6 h3 68.f3 Rg6 69.Be5 ef3 70.Kf3 Rg5 71.c6 Kc8 72.Bg3 Rh5 73.Bh2 Rd5 74.Kg4 Rc5 75.c7 Rc7?? 76.Bc7= Kc7 77.Kh3 Kd6 78.Kg4 Ke6 79.Kg5 Kf7 ½–½. Leon,Juan Carlos (2265) – Larrea,Manuel (2270), Montevideo URU, Closed IM, 2012. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.Ra3 e6 8.Rb3 Qc7 9.Nd2 Bd7 10.Ne2 Na5 11.Rc3 Qb6 12.Bg5 Ne7 13.Rh3 Rc8 14.c3 Qb2 15.g4 Bb5 16.f4 Nc4 17.f5 Nb6 18.fe6 fe6 19.Nf4 Ba4 20.Qb1 Qb1 21.Nb1 Kd7 22.Bd3 h6 23.Rf1 Rg8 24.Be7+= Be7 25.Ne6 Kc6? 26.Rf7+- Bg5 27.Ng5 hg5 28.Bh7 Rh8 29.Rg7 Bc2 30.Rh6 Kb5 31.Na3 Ka4 32.Nc2 Rc3 33.Rb7 Kb5 34.Bd3! (34.Bd3 Rd3 35.Rh8+-) 1–0. Lugo,Blas (2340) – Andres,Miguel (2380), Capablanca mem, 1989.

7.Ra3 Bf5 8.Rb3 Qc7 9.Nf3 e6 10.Be2 a6 11.0-0 b5 12.Nh4 Nge7 13.Nc3 Na5-+ 14.Bb5 ab5 15.Nb5 Qc6 16.Nd6 Kd7 17.Rb5 Bg6 18.Qd2? Qc7 19.Ng6-/+ fg6 20.Rfb1 Nec6 21.Nf7 Rg8 22.Qe2 Be7 23.c4 Rgb8 24.cd5+= ed5 25.Qf3 Rb5 26.Rb5 Rb8 27.Qd5 Ke8 28.Qe6?? Rb5-+ 29.h3 Rb1 30.Kh2 Nd8 31.Nd8 Qd8 32.Qg8 Kd7 33.Qd5 Kc8 34.Qa8 Rb8 35.Qa6 Rb7 36.e6 Qb6 (36...Qb6 37.Qa8 Rb8-+) 0–1. Abdel Aziz,Shehab (2115) – Sadek,Sameh (2370), Cairo EGY, Egyptian Open, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.Na3 Bf5 8.Bd3 e6 9.Ne2 Bb4 10.Kf1 Ba3 11.Ra3 Nge7 12.h4 Bd3 13.Qd3 Nf5 14.g4 Ne3 15.Qe3 a5 16.Qb3 Qa6 17.Qb1? (better is 17.Qb2-+) 17...Nd4 18.Rd3 Ne2 19.Ke2 0-0 20.g5 Rac8 21.Rhh3 Qc4 22.Qb7 Qe4 (22...Qe4 23.Kd2 Qf4 24.Kd1 Qf2-+ (worse is 24...Qe5 25.Qb6-+)) 0–1. Ugarte Soto,Cesar – Littke,Adam, World op, 1992. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.c3 e6 8.Na3=+ Ba3 9.Ra3 Nge7 10.Bd3 Nf5 11.Bd2 Bd7 12.Nf3 Na5 13.0-0 Bb5-/+ 14.Bb5 Qb5 15.Qa1 b6 16.Rb1 Qd7 17.Bf4 0-0 18.Re1 Rfc8 19.g4 Ne7-+ 20.h4 Ng6 21.Bg3 Rc7 22.h5 Nf8 23.Qc1 Rac8 24.Bh4 Nc6 25.Bf6 Ng6?? 26.hg6+/- gf6 27.gh7 Kh7? 28.Kh2?? Kg7?? 29.ef6 (29.ef6 Kh7 30.Qg5 Qd6 31.Kg2 Qh2 32.Kh2 Nd4 33.Qg7#) 1–0. Junker,Rene (2100) – Roesl,Gerhard Jr (1905), Regionalliga NO9798, 1997.

6.Be3 e6

7.ab4 Qb4 8.c3 Qb2 9.Ra3?? Ba3-+ 10.Na3 (10.Bd3 a5-+) 10...Qc3 (10...Qc3 11.Bd2 Qa3-+) 0–1. Hilbert,Stephan J – Galanter,Gregory, FICGS, 2014. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 e6)

7.ab4 Qb4 8.c3 Qb2 9.Qa4 Bd7 10.Qa2 Qa2 11.Ra2 Nge7 12.g4 a6 13.Bd3 h5 14.f3 Nc8 15.Ne2 N6a7 16.Nf4 hg4 17.fg4 Bb5 18.Bc2 Nb6 19.Nd2 Rc8-+ 20.Ne2 Rh3 21.Ng3 Rc3 22.Kf2 Nc4 23.Nc4 Bc4 24.Bd2 Rcg3 (24...Rcg3 25.hg3 Rh1-+ (25...Ba2?! 26.Rh3 Nc6 27.Rh8-/+)) 0–1. Haritver (2245) – Gligoric,Svetozar (2565), Montilla/Moriles, 1978.

7.ab4 Qb4 8.c3 Qb2 9.Qa4 Bd7 10.Bb5? Ne5!-+ 11.Bd7 Nd7 12.Nf3 a5 13.0-0 b5 14.Qa5 Ra5 15.Ra5 Bd6 16.Ra8 Nb8 17.Bc1 Qb1 18.Bf4 Qf1! 19.Kf1 Bf4 20.Ne5 Be5 21.de5 f6 22.Rb8 Kf7 0–1. Lazarevic,Milunka – Borisenko,Georgy K, URS–JUG2 Lvov, 1962.

7.ab4 Qb4 8.c3 Qb2 9.Qa4 Bd7 10.Bb5 Ne5 11.Bd7 Nd7 12.Nf3 a5 13.Nbd2 b5 14.Qd1 Qc3 15.Rc1 (15.Rb1 Qc6-+) 15...Qd3 16.Rc7 (16.Ne5 Ne5 17.de5 Bb4-+) 16...Bd6 17.Qc1 (17.Rc6 Bb4 18.Qc1-+) 17...Bc7 18.Qc7 Ngf6 19.Ne5 (19.Bf4 0-0 20.Qc1 a4-+) 19...Ne5 20.de5 (20.Qe5 0-0 21.f3-+) 20...Nd7 (20...0-0 21.Qc1 Ng4 22.Qb2-+) 21.Qd6 (21.Qc6 Rb8 22.Ba7-+) 21...Rc8 22.Kd1 h6 23.h4 (23.Qa6 0-0 24.Qd6-+) 23...b4 24.Rh3 Qc2 25.Ke2 Rc6 0–1. Krastev,Goran (2015) – Nikolov,Sasho (2410), 7th Bulgarian Memorial NIKOLA BAHAROV, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 e6)

7.ab4 Bb4 8.c3 Ba5 9.Ra2 Bd7 10.Bd3 Rc8 11.Ne2 Nce7 12.0-0 h5 (12...Nf5 13.Bf5 ef5 14.Bd2=) 13.Bc1 Nh6 14.Ba3 Nhf5 15.Rb2 Qc7 16.Qb3 Bc6 17.Nd2 g5 18.Qa2 Bb6 19.Nb3 Qd7 (19...h4 20.Bc5=) 20.Na1 (20.Bc5 Bb5 21.Bb6 ab6+=) 20...Ng6 21.Nc2 g4 22.Ne3 Nfh4 (22...Ne3 23.fe3 Ne7 24.Rf4=) 23.Kh1 Rg8 24.Qb1 Qd8 25.Ra2 Qg5 26.Bc1 Qd8 27.Bd2 Rc7 28.Qe1 f5 29.ef6 Qf6 30.Nc2 Ng2 31.Bg6 Rg6 32.Kg2 Rf7 (better is 32...Qf3 33.Kg1 Bb5+=) 33.Nf4+/- Bc7? (better is 33...Bb5 34.Ng6 Bf1 35.Kf1 Qg6+/-) 34.Ng6+- Qf3?? (34...Qg6 35.Nb4 Bb5 36.Ra7 g3 37.hg3 Bg3 38.fg3 Bf1 39.Kg1 Rf3+-) 35.Kg1 Qh3 (35...Kd7+-) 36.Qe6 (36.Qe6 Kd8 37.Bg5 Re7 38.Be7 Ke8 39.Bf6) 1–0. Hausner,Ivan (2395) – Castelltort Fernandez,Antonio (2240), Villa de Benasque, 1999. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 e6)

7.ab4 Bb4 8.c3=+ Ba5 9.Bd3 Nge7 10.Ne2 Nf5 11.0-0 0-0 12.Bd2 f6 13.f4 Bd7-/+ 14.Kh1 Qd8 15.Na3 a6 16.g4 Nfe7 17.Qc2 f5 18.gf5 Nf5-+ 19.Ng3 Nce7 20.Qb2 b5 21.Nc2-/+ Be8 22.Qa3 Bc7-+ 23.Nb4 a5 24.Be2 Bg6 25.Nd3 b4! 26.cb4 Nd4 27.Rac1?? ab4 28.Qb4 Ne2 (28...Ne2 29.Ne2 Bd3-+) 0–1. Wiesmeier,F (2090) – Jorczik,J (2330), 27th Open Munich GER, 2007.

7.Qc1 Nge7 8.ab4=+ Qb4 9.c3 Qb6 10.Bd3 Bd7 11.Ne2 Rc8 12.0-0 h6 13.Na3 a6 14.Qb1 Qb1 15.Rfb1 Rb8 16.Nc2 g6 17.Rb2 Nf5 18.Bd2 h5 19.Rb6 Kd8 20.Rab1 Kc7 21.c4+= Be7 22.Bc3 Bg5 23.Bf5 gf5=+ 24.cd5 ed5-/+ 25.f4 Bh4 26.Ne3 Be6 27.Kf1 Rhg8 28.Bd2 Rgd8 29.Bc1 Be7 30.Ke1 h4 31.Kd2 Na7 32.R6b3=+ b5 33.Ra1 Rb6-/+ 34.Kd3 Kb7 35.Bd2 Nc6 36.Ba5 Na5 37.Ra5 Rc6 38.Nc3 Kb6 39.Ra1 Kc7?? 40.Nb5+= ab5 41.Ra7 Kb6 42.Re7 Ra8 43.g4 hg3= 44.hg3 Rg8 45.Ra3 Rc7 46.Rc7+= Kc7 47.Ke2 Kb6 48.Kf2 Rc8 49.g4 fg4 50.f5 Bd7 51.Nd5 Kb7 52.Nc3?? Rg8?? 53.Kg3+= Rg7 54.d5+/- Kb6 55.Ra8?? b4= 56.e6 fe6-/+ 57.de6 Bc6?? 58.Rb8 Kc5? 59.f6 Rh7 60.f7 Rh3 61.Kg4 (61.Kg4 Rf3 62.Ne2+-) 1–0. Nielsen,Lars – Sandor,Bela, Balatonalm di op, 1996.

7.Bd3 ba3-+ 8.Ra2 Bd7 9.c3-/+.

7.Bd3 ba3-+ 8.Ne2 Nb4 (8...Qb2 9.Na3 Qb6 10.h3-/+) 9.0-0 (9.Na3 h5-/+) 9...a2 10.Nbc3 Ne7 (10...Bd7!?-+) 11.Na2 Nd3 12.Qd3 Nc6 (12...Bd7 13.Rab1 Qc6 14.Bg5-/+) 13.c3 Prevents intrusion on b4 (13.Rfb1 Qa5+=) 13...Be7 (13...a5 14.Bd2-/+) 14.f4 (14.Nf4 h6-/+) 14...g6 (14...a5 15.Rfb1 Qd8 16.Nac1-/+) 15.g4? (15.Rfb1 Qa5-/+) 15...f5 (15...h5!? 16.gh5 Rh5-+ (16...gh5?! 17.f5-/+)) 16.ef6 Bf6 17.f5? (better is 17.Bf2!?+= deserves consideration) 17...ef5 (17...gf5!? 18.gf5 ef5 19.Rab1-+) 18.Nf4-/+ Qd8 19.Qb5 0-0 20.Nd5 (20.gf5 A) 20...gf5?! 21.Qd5 (worse is 21.Nd5 a6 22.Qc5 Be6-/+) 21...Qd5 22.Nd5+=; B) 20...a6 21.Qb2 Re8-/+) 20...Bg5 (20...Bg7 21.gf5 Ne7 22.Ne7 Qe7 23.Rae1 Bf5 24.Bf4-/+) 21.Rae1 Be6 22.Nab4 Nb4 23.Nb4 Be3 24.Re3+= Qd7 25.Qd7 Bd7 26.Re7 White threatens to win material: Re7xd7 26...Rf7 27.Rfe1 Raf8 28.g5+= Re7 29.Re7 Rf7 Black threatens to win material: Rf7xe7 30.Re5 An ideal square for the white rook. 30...Bc6 ½–½. Frink,Ferenc (2240) – Videki,Sandor (2440), Salgotarjan Balazs Memorial op, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.Bd3 ba3-+ 8.Nf3 Qb2 9.0-0 (9.Nbd2 Qc3 10.0-0 Nb4-+) 9...a2 (better is 9...Qa1 and Black wins 10.Bd2 a5-+) 10.Nbd2 Bd7 (10...Bb4 11.Nb3 Bc3 12.Bd2 Bd4 13.Nfd4 Nd4 14.Nd4 Qd4 15.Bb5 Bd7 16.c3-/+) 11.Nb3-/+ Qa3 (11...Nb4 12.Bc1 Qc3 13.Bd2-/+) 12.Qe2 (12.Nc1 h6-/+) 12...a6 (12...Nb4 13.Bb5 a6 14.Bd7 Kd7-/+) 13.Bd2? (13.Nc1!?-/+) 13...Nge7 (better is 13...Qa4-+ secures the point) 14.Nc1-/+ Nb4 (14...Qb2!? 15.Ra2 Qb6+=) 15.Bb4+= Qb4 16.Na2 Black has the pair of bishops 16...Qb6 17.Rfb1 White threatens to win material: Rb1xb6 17...Qc7 (17...Qa7-/+) 18.c4 (18.Ng5 h6 19.Qh5 g6+=) 18...Ng6 (better is 18...dc4 19.Bc4 Rc8-/+) 19.Bg6= hg6 20.cd5 ed5 Black has a new passed pawn: b7 21.Rc1 White threatens to win material: Rc1xc7 21...Bc6 (21...Qd8 22.Qb2 Rb8 23.Nd2=) 22.Nc3 Rd8 23.e6= f6 White has a new passed pawn: e6 24.Qd3 White threatens to win material: Qd3xg6 24...Rh6 25.g3 Be7 The bishop blocks e6 26.Nh4 f5 27.Ng6 Rg6 28.Qf5 Attacking the isolated pawn on d5. 28...Rf6 29.Qh5 g6 30.Qh8 Rf8 Black threatens to win material: Rf8xh8 31.Qh7 White has a mate threat 31...Rf6 Black threatens to win material: Rf6xe6 32.Qg8?? allows the opponent back into the game 32...Bf8-+ 33.e7 Ke7 34.Re1?? the position is going down the drain 34...Kd6-+ 35.Re5 Qf7 36.Qh8 Be7 37.Qh3 Rf5 38.Rae1 Bf6! the decision 39.Rf5 gf5 40.Qf5 Rf8 41.Qf4 Kd7 42.Qf5 Kc7 43.Qf4 Kc8 44.Rc1 Kd7 45.Na4-/+ Bd8 46.Nc5 Kc8 47.Qg4? Qf5 48.Qe2? Bb6-+ 49.Ne6?! hardly fazing for the opponent 49...Rf6 50.Rc6 bc6 51.Qa6 Kd7 52.Nf4 Qb1 53.Kg2 Bd4 54.Nd3 Qb5 55.Qa3 Qb6 56.f4 Re6 57.Qf8 Qd8 58.Qf5 Qf6 59.Qh3 Kc7 60.f5 Re2 61.Kf1 Rd2 62.Nf4 Be3 63.Qh7 Kb6 64.Ne6 Qa1 0–1. Schaffranietz,Horst (1815) – Schweier,Lorenz (2015), Regionalliga SW, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.Nf3 ba3 8.c3 Qb2 9.Na3 Qc3 10.Bd2 Qb2 11.Nb5 Kd8 (11...Nb4!? 12.Bc3 Qc2 13.Qc2 Nc2 14.Kd2 Na1 15.Nc7 Kd8 16.Na8 b6 17.Ba1 Bb7 18.Nb6 ab6=) 12.Rb1+/- Qa2 13.Bd3 (13.Bc3 a6 14.Ra1 ab5 15.Ra2 Ra2 16.Bb5+/-) 13...Qa6?? (13...a6 14.Ra1 Qb2+=) 14.Nd6 b5?? (better 14...Qa3 15.Nf7 Ke8+-) 15.Bb5 Qb6 (15...Qb5 16.Rb5 Bd6 17.ed6+-) 16.Nf7 (16.Nf7 Ke8 17.Nh8+-) 1-0. marekt (2420) - Haroldlee123 (1765), ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3)

7.Nf3 ba3 8.c3 Nge7 9.Na3 Nf5 10.Bf4 h6 11.h3 Bd7 12.Bd3 Na5 13.Nc2 Rc8 14.0-0 Nb3-/+ 15.Rb1 Rc3 16.g4 g5 17.Bh2 Nh4 18.Nh4 gh4 19.Na1 Qd4 20.Rb3 h5 21.Rc3+/- Qc3 22.gh5 a5 23.Qc2 Qc2= 24.Nc2 Bc5 25.Rb1 Bc6 26.Be2 Ke7 27.Bf4 f6 28.Ne3 fe5 29.Be5 Rh7 30.Ng2 Bd6 31.Bc3 a4 32.Nh4 a3 33.Ng6 Kd8 34.Be5 Be5 35.Ne5 Be8 36.Ra1 Bh5 37.Bg4 Ke7 38.Ra3 Bg4 39.hg4 Kd6 40.f4 Kc5 41.g5 Kd4 42.Kf2 Rg7 43.Ra4 Kc5 44.Ke3 Rg8 45.g6 Rg7 46.Ra5 Kd6 47.Rb5 1–0. pcmvr (2840) – pierred (2760), net–chess.com, 2010.

6.Be3 Bf5

7.a4 e6 8.Nf3 Nge7 9.Nbd2 Rc8 10.Nb3 Na5 11.Nc5 (11.Bb5 Nec6+=) 11...Nc4 12.Bc4 dc4 13.Nh4 Nd5 14.Nf5 ef5 15.0-0 Ne3 16.fe3 Bc5 17.a5 (17.dc5 Rc5 18.Qd4 0-0-+) 17...Qe6 18.Qf3 Be7 19.Qb7 0-0 20.Qa7 f6 21.Rfd1 (21.Qb6 Qb6 22.ab6 fe5-+) 21...fe5 22.d5 Qf6 23.Qd7 Bc5 24.a6 (24.Kh1 Be3 25.Qb5 Bd4-+) 24...Be3 25.Kh1 Rfd8 26.Qb7 (26.Qb5 e4-+) 26...Qb6 (26...b3 27.cb3 c3 28.a7-+) 27.Qe7 (27.Rdb1 Qb7 28.ab7 Rb8 29.Rb4 Rd5-+) 27...Qd6 28.Qh4 Bd4 29.Ra5 (29.Ra4 Qc5 30.Qh3 Qb5-+) 29...Qb6 30.Ra4 Rd5 31.a7 (31.Qg5 g6 32.Rb1 Bc3-+) 31...Qc6 (31...Ra8 32.Rf1 Ra7 33.Ra7 Qa7 34.Qh5-+) 32.a8Q Ra8 33.Ra8 Qa8 34.Qe7 Kh8 35.h3 Bc5 (35...Bc5 36.Qe8 Qe8 37.Rd5 Bd4-+) 0–1. Karaev,Seit (2000) – Natacheev,Petr (2155), Anapa op, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

7.a4 e6 8.Nf3 Nge7 9.Nbd2 Bg6 10.Nh4 Nd4 11.Ng6 Ng6 12.Bb5 Kd8 13.Nb3 +/-.

7.a4 e6 8.Nf3 Nge7 9.Nbd2 Bg6 10.Nh4 Nf5 11.Nf5 Bf5 12.Nb3 Be7 13.Bd3 Bd3 14.Qd3 0-0 15.0-0 Rac8 16.a5 Qa6 17.Qa6 ba6 18.Rfc1 f6 19.f4 Nb8 20.g3 Rc4 21.Nd2 Rc3 22.Kf2 Nd7 23.Ke2 Rfc8 24.Ra2 Ra3 (24...g5!?-/+) 25.Ra3+= ba3 26.c4 fe5 27.fe5 dc4 28.Nc4 (28.Rc4?? Rc4 29.Nb3 Rc2 30.Kd3 Rh2-+) 28...a2 29.Kd3 Nb8 30.Ra1 Nc6 31.Bd2 Rd8 32.Bc3 Bc5 33.Nd6 Bd6 34.ed6 Rd6 35.Ke4 Kf7 36.Ra2 Rd5 37.h4 h5 38.g4 (38.Ra4!?+=) 38...Ne7 (better is 38...hg4 39.Rg2 Na5 40.Ba5 Ra5 41.Rg4 Rh5-+) 39.Rf2= ½–½. Schneider,H.A – Knorr,Bernd, corr BdF, 1995. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

7.a4 e6 8.Nf3 Nge7 9.Nbd2 Bg6 10.Nh4 Nf5 11.Nf5 Bf5 12.Nb3 Be7 13.Be2 0-0 14.a5 Qc7 15.0-0 b6 16.ab6 ab6 17.Bd3 Ra1 18.Na1 Bd3 19.Qd3 Na5 20.Bd2 Qc4 21.Qe3 Ra8 22.Bc1 Qc3 23.Qc3 bc3 24.Be3 Nc4 25.Rb1 Ra2 26.Kf1 Ba3 (26...Ne3?! 27.fe3 b5 28.Ke2-+) 27.Ke2 Bb2 28.Nb3 Na3 29.Nc1 Bc1 (29...Nb1?! 30.Na2 b5 31.Kd3-/+) 30.Rc1 Nc2 31.Kd3 Ne3 32.Ke3 c2 33.Kd3 f6 34.f4 Kf7 0–1. Schneider,H.A – Siats,Norbert, corr BdF, 1995. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

7.ab4 e6 8.c3= Rc8 9.Qa4 a6 10.Nf3 Be7 11.Be2 h6 12.0-0 g5 13.Nbd2 g4 14.Ne1 h5 15.Nd3 Bg6 (15...f6 16.Rfb1+=) 16.Nf4 Nh6 17.Ng6 fg6 18.Rfb1 White prepares b5 18...Nf5 19.b5 ab5 20.Rb5 Qc7 21.Nb3 (21.Qb3 Rb8+/-) 21...Ne3 22.fe3 0-0 23.Nc5 Nd8 24.Qc2+/- Kg7? 25.Rab1?? Bc5+/- 26.Rc5 Nc6 27.e4?? b6-/+ 28.Rcb5?? Nd4!-+ 29.Qd3 Nb5 30.Qb5 Qc3 31.ed5 Qe3 32.Kh1 Rc1 33.Bf1 Rff1 (33...Rff1 34.Qf1 Rf1 35.Rf1 ed5-+) 0–1. Garcia Alvarez,Juan B – Dominguez Piris,Juan A, Asturias–ch Primera A, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

7.c3 b3 0–1. mojosolo – Siegbert Guenzel, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

7.c4 bc3! 8.Nc3 e6 9.Bb5 a6 10.Ba4 h5 (10...Qc7 11.Nge2-/+) 11.Nge2 Qc7 12.0-0 Nge7 13.Qd2 Nc8 14.Rfc1 Nb6 15.Bb3 Be7 16.Bg5 Rc8 17.Be7 Qe7 (worse is 17...Ke7 18.Bd5 Nd5 19.Nd5 ed5 20.Qg5 Ke8 21.Qf5+=; worse is 17...Ne7 18.Nb5 Qc1 19.Rc1 ab5 20.Qa5+-) 18.Qf4 Bg6 19.h4 Na5 20.Bc2 Bc2 21.Rc2 Rc4 22.Rd1 Na4 (22...Qa3?! 23.Ra2 Rc3 24.Ra3 Ra3 25.Qg5=) 23.Rd3 Qa3 24.Rg3 Nc3 25.Nc3 (25.Rcc3 Qf8-+) 25...Qf8 26.Rb2 g6 27.Kh2 (27.Ne2 Rc7-+) 27...Qe7 28.Re3 Nc6 29.Rd3 b5 30.Ra2? (better is 30.Nd1-+) 30…Nb4 (30...Nb4 31.Rad2 Nd3 32.Rd3 b4-+) 0–1. Likartsis,Athanasios (1700) – Tsorbatzoglou,Theodoros (2290), Kavala op, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

7.c4 e6 8.Qf3?? Nd4-+ 9.Bd4 Qd4 10.Ra2 Bb1 11.Rd2 Qe5 12.Kd1 ba3 13.cd5 Be4 14.Bb5 (14.Bb5 Kd8 15.Qf7-+). cjack (2135) – ludger, net–chess.com, 2009.

7.Bd3 e6 8.Bf5 ef5 9.Ne2 ba3 10.Na3 Qa5 11.Bd2 Qa4 12.0-0 Nd4 13.Nd4 Qd4 (13...Ba3? 14.Bc1+-) 14.Nb5 Qc5 (14...Qe5?? 15.Re1 f6 16.Nc7 Kf7 17.Re5 fe5 18.Na8+-) 15.Rb1 a5 16.Be3 Qc6 (16...Qc4 17.Bb6 Rc8 18.Ba5+=) 17.Nd4 (better is 17.Bb6! Ke7 18.Nc7+/-) 17...Qd7+= 18.Re1 Ne7 19.Bf4 Ng6 20.Bg3 f4 21.e6 fe6 22.Ne6 Be7 23.Bf4 (worse is 23.Nf4 Nf4 24.Bf4 0-0-/+; 23.Ng7? Kf7 24.Nh5 fg3 25.Qf3 Kg8 26.Qg3 a4-+) 23...Nf4 24.Nf4 0-0 25.Qd5 (better is 25.Nd5!? Rf7 26.Ne7 Re7 27.Re7 Qe7 28.Qd5 Qf7 29.Qf7 Kf7 30.Rb7 Kf6 31.Rb3+=) 25...Qd5= 26.Nd5 Bc5 27.Ne3 (27.Re2!?+=) 27...b6-/+ 28.Re2 Rf7 29.g3 Raf8 30.Nd1 g6 31.h4 Rf3 32.Rb3 Rb3 33.cb3 Rf3 34.Kg2 Rb3 35.Rc2 Rd3 36.Nb2 Rd5 37.Na4 Kf7 38.Nc5 Rc5 39.Rb2 b5 40.f4 b4 41.Kf3 Rc3 42.Kg4 b3 43.f5 a4 44.fg6 hg6 45.h5 gh5 46.Kh5 Rg3 47.Rf2 Ke6 48.Kh4 a3 (48...a3-+) 0–1. fellrunner – Ornitorrinco, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

7.Bd3 Bg6 8.Bg6 hg6 9.Nf3 e6 10.0-0 Nh6 11.Ng5 (11.ab4!? Bb4 12.c4+=) 11...Nf5 12.ab4 Nb4 (12...Ncd4 13.g4 Ne3 14.fe3-+) 13.c3 Nc6 (worse is 13...Ne3 14.fe3 Be7 15.Nf7=) 14.Nd2 Na5 (14...Be7 15.Ngf3-/+) 15.Qc2 (15.Qa4 Nc6 16.Qd1-/+) 15...Rc8 (worse is 15...Ne3 16.fe3 Rh5 17.Nf7+-) 16.Rfb1 Qc7 17.Qa4 Nc6 18.c4 Ne3 19.fe3 dc4 20.Nc4 Be7 21.Ne4 0-0 22.Ncd6 Rb8 23.Qc2 f5 24.Nb5 Qd7 25.Nc5 Bc5 26.Qc5 a6 27.Nd6 Rfd8 28.Qb6 (28.Rb6!?+/-) 28...Rf8+= 29.h3 1–0. Alfageme Alvarez – Torres Herrero, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

7.Bd3 Nh6 8.Ne2 g6 9.0-0 Rc8 10.Qd2 Bd3 11.Qd3 Bg7 (11...Nf5 12.Rc1+=) 12.Nd2 (better is 12.Bh6!? Bh6 13.Qh3+/-) 12...0-0 13.Nb3 Nf5 14.Bd2 e6 (better is 14...ba3!? 15.g4 Nfd4 16.Nbd4 Ne5-/+) 15.ab4= Be5 16.de5 Ne5 17.Qh3 Rc2 18.Rfc1 Rc4 19.Rc4 Nc4 20.Bc3 e5 21.Nc5 Rd8 22.g4 Ne7 23.Qg3 (better is 23.g5!? Nf5 24.Ng3 Ng3 25.Qg3+= (worse is 25.fg3 a5-/+)) 23...Nc6+= 24.Na4 (24.Rb1!?+=) 24...Qb5-/+ 25.Be1 Nb4 26.Nac3 Qc6 27.Ra4? (27.Ra7 Nc2 28.f3 Ne1 29.Qe1 Qb6 30.Qf2-+) 27...Nc2-+ 28.Rc4 dc4 (worse is 28...Qc4 29.Qh4 Rc8 30.Bd2-+) 29.Kf1 (29.f4 Rd3 30.Qh4 Nd4 31.Nd4 ed4 (worse is 31...Rd4 32.fe5 Qc5 33.Kf1 Qe5 34.Ne2-+) 32.Qd8 Kg7-+) 29...f6 30.f3 Rd3 31.Kg2 (31.Ng1-+) 31...Rf3! 32.Qh4 Ne3 (32...Ne3 33.Kg1 Rf1) 0–1. Garcia Alvarez,JB (1925) – Sanchez Repullo,D (2245), Asturias–chT Preferente, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

7.Ne2 e6 8.a4 b3! 9.cb3 Nb4 10.a5? (better is 10.Kd2-/+) 10...Qc7-+ 11.Nbc3 (11.Kd2 Qc2 12.Qc2 Nc2 13.Ra4 Ne3 14.Ke3 Bb1 15.Nc3-+) 11…Bc2 0–1. Gietl,Thomas (2230) – Fischer,Gerd (2130), Regionalliga NO, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

7.Ne2 e6 8.c4 ba3 (8...dc4?! 9.d5 Qa5 10.dc6 bc6 11.Nd2=) 9.c5 Qb2 10.Na3 Nb4 11.Nf4 a6 (11...Qc3 12.Ke2 g5 13.Nh3 Qb2 14.Ke1 Nd3 15.Bd3 Bd3 16.Qd3 Qa1 17.Nb1-+) 12.g4 (12.Qc1 Qc1 13.Rc1 f6-/+) 12...Nc2 (12...Bg4!? 13.Qa4 Ke7-/+) 13.Nc2+= Bc2 14.Bb5 Kd8 15.Nd3?? (better is 15.Qc1 Qc1 16.Bc1+=) 15...Qc3-+ (15...Bd1?! 16.Nb2 Bg4 17.Rg1-/+; 15...Qb5?! 16.Qc2 Ne7 17.0-0=) 16.Bd2 Qd4 (16...Bd1?! 17.Bc3 Bg4 18.Ba5 Kc8 19.Bb6-/+) 17.Qc2 (17.Ra4 Bd1 18.Rd4-+) 17...Qa1 18.Ke2 (18.Bc1 ab5 19.h3 Qa4-+) 18...Qh1 (18...ab5 19.Ra1 Ra1 20.Qb2+=) 19.c6 (19.Ba5 Kc8 20.Be8 Qe4 (20...Qh2?! 21.c6 b6 22.Bd7 Kc7 23.Bb6 Kb6 24.Qb3 Ka5 25.Qc3 Kb6 26.Qb3 Ka5 27.Qc3 Kb6 28.Qb3=) 21.Kf1 Qc4-+) 19...Qe4 20.Be3 Ne7 (better is 20...ab5 21.cb7 Rb8 22.Qc6-+) 21.cb7 (21.f3 Qe3! 22.Ke3 ab5 23.cb7-+) 21...d4 (better is 21...Rb8 22.Qc5 Rb7 (22...ab5?? 23.Qd6 Ke8 24.Qb8 Nc8 25.bc8Q Ke7 26.Qd6) 23.Qd6 Kc8 24.Ba6 d4-/+) 22.Bc6 Qg4 (22...Qc6?? 23.Qc6 Nc6 24.ba8Q Kc7 25.Bc1+- (25.Qa6?! de3 26.Ke3 Be7+-)) 23.f3 Qg2 24.Nf2 Rb8 25.Bd4 Nd5?? (25...Rb7 26.Bb7 f6 27.ef6 Qh2 28.fg7 Bg7 29.Bg7 Rg8+/-) 26.Bd5+- ed5 27.Bb6 Kd7 28.Qc7 Ke6 29.Qc8 (29.Qc8 Rc8 30.bc8Q Ke5 31.h4=; 29.Qb8 Bc5 30.Qc8 Rc8 31.bc8Q Ke5 32.Qc5 Kf6 33.Qd6 Kf5 34.Qd5 Kg6 35.Qe4 f5 36.Qe8 Kh6 37.Be3 f4 38.Bf4 g5 39.Bd6 g4 40.Bf4 Kg7 41.Qe7 Kg6 42.Qe6 Kg7 43.Bh6 Kh8 44.Qe8) 1–0. Lean Ayllan,F – Sergeant,P, corr, 1908. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

7.Ne2 e6 8.Ng3 Bg6 9.h4 h6 10.h5 Bh7 11.Bd3 Bd3 12.Qd3 ba3 13.0-0 a2! 14.Nd2 (14.Ra2 Nb4 Double attack (14...Nb4 Decoy)) 14...Nge7 15.f4 Nb4 16.Qb3 Rc8 17.c3 Na6 18.Qc2 Qc6 19.Rfc1 Qd7 20.Qa2 Nc6 21.Rf1 Nd8 22.Rac1 g6 23.Nb1 Be7 24.Qe2 Rg8 25.Qg4 Qb5 26.f5 g5 27.fe6 fe6 28.Qd1 Kd7 29.Qc2 Rg7 30.Nd2 Kc7 31.c4 dc4 32.Nc4 Kb8 33.Qa2 Nb4 34.Qb3 Qd5 35.Rf2 Ndc6 36.Rd2?? b5 0–1. Wiander,M (2155) – Urkedal,F (2435), Rilton Cup, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

7.Nf3 Qa5-/+.

7.g4 Bd7 8.c3 bc3 9.Nc3 Qa5-/+.

7.g4 Bd7 8.f4 e6 9.Nf3 h5 10.g5-/+ g6 11.ab4=+ Bb4 12.Kf2 Bf8 13.c4 Nge7 14.Qc1 Nf5 15.c5 Qd8 16.Qb2 Be7 17.Bd3 Na5 18.Nc3 Bc6 19.Nb5 Nc4-/+ 20.Bc4 dc4 21.Nd6 Bd6 22.ed6 0-0 23.Rhg1 Bf3-/+ 24.Kf3 Qd7 25.Qc3 Qc6 26.Ke2 b5 27.Ra5 Rfb8-+ 28.Qc2 Qd5 29.Rd1 b4 30.c6 Qa5 31.d7 c3 32.Qe4 Qa2 33.Bd2 Qc4 34.Kf2 cd2 35.Rd2 b3 36.c7 Qc7 37.d5 Qd7 38.d6 b2 39.Rd1 Nd6 40.Qe5 b1Q (40...b1Q 41.Rb1 Rb1 42.Qe1 Rb2 43.Kf1 Qc6 44.Qe2 Qh1 45.Kf2 Qh2 46.Ke3 Nf5 47.Kd3 Qe2 48.Kc3 Rc8#) 0–1. Brautsch,Soren (2200) – Jakobsen,Peter (2200), Aarhus–A, 1987.

7.g4 Bd7 8.Bg2 e6 9.Ne2-/+ ba3 10.0-0 Qb2 11.Nd2 Qb6 (11...Qb5 12.Nb1-/+) 12.c4 (12.Nb1 Qa5-/+) 12...Nge7 (12...Rc8 13.cd5 ed5 14.Nf4+=) 13.Ra3+= Na5 14.c5 Qc7 15.Qa1 Nec6 16.f4 b6 17.Rc1 b5 18.f5 Nb7 (18...b4 19.Ra4+=) 19.Nf4 Nbd8 20.Bd5? (better is 20.Ra6=) 20...ef5?? (better is 20...ed5 21.Nd5 Qb7-/+) 21.Bg2+/- Rc8 (21...b4 22.Rb3 Rc8 23.d5 Ne5 24.d6 Bd6 25.Nd5+-) 22.Nd5 (22.d5!? Ne5 23.Ra7+-) 22...Qb8+= 23.Bf4 Ne6= 24.gf5 Nf4 25.Nf4+/- Ne5? 26.de5?? Bc5+= 27.Rc5 Rc5 28.e6 fe6 29.fe6 0-0? 30.ed7?? Qf4= 31.Qa2?? Qf7?? 32.Qf7+- Kf7 33.Rf3 (33.Rf3 Ke7 34.Rf8 Kd7 35.Rf7 Kd8 36.Rg7+-) 1–0. Vekemans,Denis (1950) – Cleaud,Cyril (1730), Lille FRA, 5th Luc Open, 2014. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

7.g4 Bg6 8.Nh3 e6 9.Nf4 ba3 10.Ng6 hg6 11.Bd3 Rc8 (11...Nd4 12.Bd4 Bc5 13.Bc5 Qc5 14.Ra3+/-) 12.0-0 a6 (12...Nd4 13.Bd4 Qa5 14.c3+/-) 13.Na3 Qb2 (13...Nd4 14.Bd4 Bc5 15.c3+/-) 14.Qe2? (14.Qc1!? Qc3 15.Rd1-/+) 14...Ba3 (14...Nd4 15.Bd4 Qd4 16.Ra2-+) 15.Ba6? (15.Rfb1 Qc3 16.Qd1 Ne5 17.Rb3 Nf3 18.Kg2-+) 15...ba6 16.Qa6 Nge7 17.Ra3 (17.Qa3 Qa3 18.Ra3 Rh4-+) 17...0-0 (better is 17...Nd4 18.Qa4 Nec6 19.Bd4 Qd4 20.Qd4 Nd4-+) 18.Bc1? (18.Qa4-+) 18…Qd4 (worse is 18...Qc2 19.Be3-+) 0–1. Konstacky,Matej (2035) – Svoboda,Vaclav1 (2200), CZE–ch U16 Sec, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

7.ab4 Qb4

8.c3 Qb2 9.Nd2 Qc3 10.Bb5 Qb4 11.Bc6 bc6-/+.

8.c3 Qb2 9.Nd2 Qc3 10.Ne2 Qb2 11.Qa4 (11.Ng3 Nb4 12.Bb5 Kd8-/+) 11...e6 (11...b5!? 12.Qa2 Qa2 13.Ra2-+) 12.Ng3 Bc2 13.Qa2 Qa2 14.Ra2 Bg6 15.Be2 Bb4 16.0-0 Nge7 17.f4 0-0 18.Nf3 Rfc8 19.Nh4 Bc3 20.Ng6 hg6 21.Rd1 a6 22.Ra3 Bb4 23.Rb3 a5 24.Bb5 (24.Rdb1 f6-+) 24...a4 25.Rb2 Bc3 26.Ra2 (26.Bc6 Bb2 (26...bc6?! 27.Rb7 a3 28.Re7-+) 27.Bb7 a3 28.Ba8 a2-+ (worse is 28...Ra8 29.Bc1-+)) 26...a3 27.Ne2 Bb2 (better is 27...Nb4!? 28.Nc3 Rc3 29.Re2-+) 28.Bd2 (28.Rd2-+) 28...Nd4 29.Nd4 Bd4 30.Kf1 Bb2 31.Bb4 Nf5 32.Rd3 Nd4 33.Bd7 Rc1 34.Kf2 Nc2 35.Bd2 Ra1 36.Ra1 Na1 37.Bb5 a2 38.Bb4 Nc2 39.Bc3 a1Q 40.Bb2 Qb2 (40...Qb2 41.Kg3 Ne1 42.Kh4 Qf2 43.Rg3 Qf4 44.Kh3 Qh6 45.Kg4 Qh5 46.Kf4 Ra2 47.Be2 Re2 48.Rg6 Nd3 49.Kg3 Re3) 0–1. Garcia Alvarez – Menendez Villar (1950), Asturias–ch Oviedo, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

8.c3 Qb2 9.Nd2 Nf6?? 10.ef6+/- ef6 11.Qc1 Qc1 12.Rc1 Ba3 13.Rd1 Bb2 14.Ngf3 Bc2 15.Rb1 Bb1 16.Nb1 a5 17.c4 a4 18.cd5 Nb4 19.Bb5 Kd8 20.Ke2 a3 21.Na3 Ba3 22.Ra1 Nd5 23.Bd2 Kc7 24.Bc4 Rhd8 25.Kd1 Kc6 26.Kc2 b5 27.Bb3 Bf8 28.Rc1 Kb6 29.Rb1 Rd7 30.Bc4 Nc7 31.Be3 b4 32.d5 Kb7 33.Rd1 Rad8 0–1. wizofoz (2635) – waldokitty (2510), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

8.Nd2 Nd4 9.Bd4 Qd4 10.Ngf3 Qc5 11.Rb1 (11.Qb1 Qc3-/+ (11...Qc2 12.Qb7 Rd8 13.Bb5 Bd7 14.Ra7 Qc1 15.Ke2+-)) 11...Qc7 (11...Bc2!? 12.Qc1 Qc7 13.Nc4 dc4 14.Qc2 Qa5 15.Qd2 Qd2 16.Kd2-+) 12.Bb5-/+ Bd7 13.Qe2 e6 14.0-0 Ne7 15.c4 Bb5 16.Rb5 a6 17.Rb2 dc4 18.Nc4 Nd5 (18...Nc6 19.Rd1-/+) 19.Rc1 Qd8 (19...Qd7!? 20.Nb6 Nb6 21.Rb6 Be7+=) 20.Rb7= Be7 (20...Bc5 21.Ncd2 Ba3 22.Rc6=) 21.Nd4 Rc8 22.Re7? Ne7?? 23.Nd6+- Kf8?? 24.Rc8 Nc8 25.Qf3 Qd7+= 26.Qa8 g6 27.Qc8 Qc8 28.Nc8 Kg7 29.Nd6 Rb8 30.Kf1 Rb2 31.Nc6+/- Rc2 32.Na5 Rc5 33.Ndc4 g5 34.Ke2 Rd5 35.Ke3 Kg6 36.g4 Rd1 37.Kf3 Rd3 38.Kg2 h5 39.h3 h4 40.Kh2 f6 41.Kg2 f5 42.f3 ½–½. Teixeira,Aloisio – Coutinho,Rafael Perfeito, BRA–ch sf Brasilia, 1999. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.Nd2 e6 9.Rb1 Qc3 10.Rb7 a6 11.Ne2 Qc2 12.Qc2 Bc2 13.Nc1 Bb4 14.Bd3 ½–½. Heinrich,Olaf (2290) – Ziebarth,Susanne (1810), RSX7E – B20 – Siz. FluegelGmbt–1, 2008.

7.ab4 Nb4

8.Na3 a6 9.c3 Nc6 10.Bd3 Bd3 11.Qd3 e6 12.Nc2 Nge7 13.Nf3 Nf5 14.0-0 Na7 15.Rfb1 Qc6 16.Bd2 Rc8 17.g4 (17.Na3 Ba3 18.Ra3 Nb5-/+) 17...Ne7 18.Ng5 h6 19.Nh7 Ng6 20.Nf8 Kf8 (20...Nf8 21.Nb4 Qc7 22.Nc2-/+) 21.Nb4 Qb5 22.Qf3 Qd7 23.Nd3 Nb5 Attacking the backward pawn on c3 24.Qe2 Nh4 25.Nc5 Qe7 26.Rb3 Kg8 27.Bf4 Rc7 28.Bg3 h5! 29.gh5 Qg5 (29...Nf5!? 30.Qg4 Qe8=+) 30.Rb5= ab5 31.f4 (31.Ra8 Kh7 32.f4 Qe7 33.Bh4 Qh4 34.Ne6 Ra8 35.Nc7 Ra1 36.Kg2 b4 37.Nd5 b3 38.Qd3 Kh6-+) 31…Qd8-/+ ½–½. marekt – juliangon, ChessWorld.net, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

8.Na3 Qc7 9.Bb5 Nc6 10.c4 e6 11.c5 Nge7 12.Nf3 a6 13.0-0 Bg4 (13...ab5? 14.Nb5 Qd8 15.Nd6 Kd7 16.Nf7 Ra1 17.Qa1+-) 14.Be2 Rb8 15.Nc2 Nf5 16.Qd2 Be7 17.h3 Bf3 18.Bf3 0-0 19.g4 Ne3 20.Qe3 Rbe8 21.Be2 f6 22.f4 fe5 23.fe5 Rf1 24.Bf1 Rf8 25.Bd3 Bh4 26.Rf1 Rf1 27.Bf1 Be7 28.g5? (better is 28.Kg2-/+) 28...Nd4!-+ 29.Nd4 Bc5 30.Qc3 Qb6 31.Kg2 Bd4 32.Qc8 Kf7 33.Bd3 Qc6 34.Qh8 Qc1 35.Qh7 Qg5 36.Kf1 Qh6 (36...Qh6 37.Qh6 gh6-+) 0–1. wizofoz (2600) – zvujovic (2720), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

8.Na3 Rc8 9.Bb5 Nc6 10.c4 e6 11.Qb3 (11.c5 Qa5 12.Bd2 Qc7=+) 11...Ba3 12.Qa3 a6 13.Ba4? (better 13.Bc6!? Qc6 14.c5=+) 13...dc4-+ 14.Ne2 Qa5 15.Bd2 Qd8 16.Qc5 (16.Qg3 Nge7-+) 16...b5 17.Bd1 Nb8 18.Qa3 Ne7 19.Bb4 Nec6 20.Bd6 Bd3 21.d5 (21.Qc3 Qh4 22.0-0 Be2 23.Be2 Nd4-+) 21...ed5 22.Nf4 Qg5 23.Nh5 (23.Nd3 Qg2 24.Rf1 Qe4 25.Kd2 cd3 26.Qd3 Qd3 27.Kd3-+) 23...Qg2 24.Ng3 Nd4 (better 24...d4-+) 25.Qa5 (25.Bb8 Nf5 26.Qa6-+) 25...Nf5 26.Nf5 (26.Bg4 Ng3 27.0-0-0 Qf2-+) 26...Qh1 27.Kd2 c3 (better 27...Bf5 28.Ra3 d4 29.Bf3-+) 28.Kd3 (28.Qc3 Rc3 29.Ng7 Kd8 30.Kc3-+) 28...Qe4 0–1. Audisio,Cristobal – Calens,Diego, PRO AM, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

8.Na3 Rc8 9.Bb5 Kd8 10.c4 Qa5 11.Kf1 a6 12.Bd2 e6 (12...dc4 13.Qe1 e6 14.Ne2 ab5 15.Nc2-+) 13.cd5 (13.Qb3 ab5 14.c5 Qa4 15.Qb4 Qb4 16.Bb4 b6-+) 13...ab5 14.d6 Bd3 15.Ne2 Qb6 16.Bb4 Qd4 17.Kg1 (17.d7 Rc5 18.Kg1 Qb4 19.Qd3-/+) 17...Qe5-/+ 18.Nc3 (18.Ra2!? Be2 19.Re2-/+) 18...Rc3-+ 19.Bc3 Qc3 20.h4 b4 (20...Bd6 21.Nb5 Qc2 22.Nd6+/-) 21.Nb5 Bb5 22.Ra8 Kd7 23.Rf8 Qd3 24.Qa1 Kd6 25.Rh3 Qd2 26.Rg3 Bc6?? 27.Rd8 Bd7+= 28.Rg7 b3 29.Rf7 Nf6 30.Rfd7?? Nd7+= 31.Qh8 Kc6 32.Qh7 ½–½. Tauscher,David (2505) – Raap,Christian (2375), RSX7D – B20 – Siz. FluegelG.–1, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

8.Na3 Rc8 9.c4 Qa5 10.Bd2 dc4 11.Qf3 c3 12.Bb5 Kd8 (better is 12...Bd7!? 13.Bd7 Kd7-+) 13.Qf5-/+ cd2 14.Ke2 Nc6 15.Nf3 Nh6 16.Qd3 e6 17.Bc6 Rc6 18.Nc4 Qd5 (better is 18...Qc7!? 19.Ncd2 a6+=) 19.Ne3+= Qd7 20.Ra7 Be7 21.Rb1 Rc7 22.Qd2 b5?? (better is 22...Ke8+/-) 23.Qa5+- (23.Qa5 Ke8 24.Rc7+-) 1–0. Gabetto,Flaviano (2125) – Massironi,Marco (2105), Gorgonzola op 9th, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

8.Na3 e6 9.Bb5 Nc6 10.Bd3 Bd3 11.Qd3 Qb2 12.Rb1 Qa3 (12...Ba3?? 13.Rb2 Bb2 14.Qb3+-) 13.Qa3 Ba3 14.Rb7 Na5 (14...Na5 15.Rb5 Nc4-+) 0-1. marekt – juliangon, ChessWorld.net, 2021. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

8.Na3 e6 9.c3 Nc6 10.Nf3 Qb2 11.Nb5 Rc8 12.Na7 Ra8 13.Bb5 Nge7 14.0-0 Ra7 15.Ra7 Qb5 16.Ra8 Nd8 17.Nh4 Be4 18.Bc1 Qc4 19.Qd2 Nc8 20.f3-/+ Bg6 21.Ng6 hg6 22.Qb2 f6 23.Bf4 g5 24.Bg3 f5 25.Rb1 Be7 26.Be1 g4 27.fg4 fg4 28.Qb3 Qb3 29.Rb3 Kd7 30.Ra4 Bg5 31.c4 dc4 32.Rc4 Ne7 33.Ba5 Nec6 34.Bd8 Nd8 35.g3 Rf8 36.Kg2 Rf7 37.h4 gh3! 38.Kh3 Be7 39.Kg2 g5 40.Kh3 Rf2 41.Kg4 Ra2 42.Rb5 Ra6 43.Kf3 Rc6 44.Rc6 Kc6 45.Rb1 b5 46.Rc1 Kd7 47.Ke4 b4 48.Ra1 Kc6 49.Ra8 g4 50.Rc8 Kb7 51.Rc1 Bg5 52.Rc2 Kb6 53.d5 Kb5 54.Rc8 b3 55.de6 Nc6 56.Kd3 Be7 57.Kc3=+ Kc5 58.Rc7 Kd5 59.Kb2 (59.Kb3? Nd4 60.Kb2 Ke6-+) ½–½. Heinrich,Olaf (2290) – Schlaeger,Michael (2270), RSX7E – B20 – Siz. FluegelGmbt–1, 2008.

7.Bd3 Bd3

8.Qd3 ba3 9.Na3 e6 10.c3 Ba3 11.Ra3 Qb2 12.Ra4 a6 13.Qd2 Qb1 14.Qd1 Qd1 15.Kd1 Nge7 16.Nf3 b5 17.Ra3 Nc8 18.Ke2 Nb6 19.Rha1 Na4 20.Nd2 Na5 21.Ra4 ba4 22.Ra4 Nc6 23.Nb3 0-0 24.Nc5 a5 25.Kd3 Rab8 (25...Rfb8 26.h3-+) 26.Kc2? (better is 26.Nd7=) 26...Rb5-+ 27.Nd3 Rc8 28.Kd1 Rcb8 29.Bc1 f6 30.ef6 gf6 31.Bf4 Rc8 32.Bd6 Kf7 33.Kd2 h5 34.h4 Nd8 35.Nf4 (35.Kc2 Nb7 36.Ba3 Rg8-+) 35...Rb2 36.Kc1 (36.Kd1 Nb7 (36...Rf2?! 37.Ra5 Rb2 38.Nh5-+) 37.Nd3 Rb5-+ (37...Nd6?! 38.Nb2 Rc3 39.Ra5-/+)) 36...Rf2 37.Ra5 Rc3 38.Kd1 Rb3 (38...Nc6 39.Ra8 Nd4 40.Rf8 Kg7 41.Rb8-+) 39.Ra7 Rb7 40.Rb7 Nb7 41.Bc7 Ra2 42.g3 Na5 43.Nh5 Nc6 44.Bb6 Ra4 0–1. Montheard,Xavier (2205) – Fressinet,Laurent (2315), FRA–ch accession, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5)

8.Qd3 ba3 9.Na3 e6 10.c3 Ba3 11.Ra3 Qb2 12.Ra4 a6 13.Ne2 Qb3 14.Ra1 (better is 14.Qd1!? Qd1 15.Kd1-/+) 14...Nb4!-+ 15.Qb5 (15.cb4 Qc4 Double attack (15...Qd3 Pinning; 15...Qd3 Deflection; 15...Qc4 Decoy)) 15...ab5 16.Ra8 Kd7 17.cb4 Qb4 18.Bd2 Qb1 19.Bc1 Qc2 20.Ba3? (better is 20.Ra7 Qc6 21.Ra8-+) 20...b4! 21.0-0 (21.Bb4 Qb1 Decoy) 21...ba3 22.Rc1 Qe2 (22...Qb2!? 23.Rac8 Qb6 24.Ra8-+) 23.Rcc8 Qe1 (23...Qd1) 0–1. Sochacki,Wojtek (2090) – Feller,Sebastien (2225), FRA–chT U20a, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3)

8.Qd3 ba3 9.Na3 e6 10.Ne2 Ba3 11.Qa3 Qb4 12.Qb4 Nb4 13.Kd2 Nc6 14.Rhb1 Rb8 15.Nc3 Nge7 16.Nb5 Nc8 17.f4 g6 18.g4 h5 19.g5 a6 20.Nc3 Kd8 21.Na4 N8a7 22.Nc5 Attacks the backward pawn on b7 22...Nb5 23.c3 Ke7 24.h4 Nca7 25.Rg1 Rhc8 26.f5? (better 26.Rgb1!?=+) 26...ef5-+ (26...gf5?! 27.g6 Rg8 28.g7=+) 27.Bf4 (27.Rgb1 Rc7-+) 27...Ra8 (27...Nc7 28.Rgb1 Ne6 29.Ne6 fe6 30.Ra4-+) 28.Rgc1 (28.Rg3 b6 29.Na6 Nc6-+) 28...Rc7-+ 29.e6 Rc5! 30.dc5 fe6 31.Kd3 Rc8 32.c4 dc4 33.Kc4 Nc6 34.Re1 Rd8 35.Rad1 Rd1 36.Rd1 e5 37.Re1 Ke6 38.Bg3 Nbd4 39.Bf2 Nc2 40.Re2 Na3 41.Kb3 Nb5 42.Kc4 f4 43.Re4 (43.Re1 Kf5 44.Kd3 Na3-+) 43...Na3 44.Kd3 Kd5 45.Bg1 a5 (45...Nb5 46.Re1-+) 46.Ra4 e4! (46...e4 47.Re4 Nb4 48.Rb4 ab4-+) 0–1. sodiumattack (2050) – jaburr (2545), gameknot.com, 2018. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3)

8.Qd3 ba3 9.Na3 e6 10.Ne2 Ba3 11.Ra3 Nge7 12.0-0 0-0 13.Bg5 Nf5 14.Rb3 Qa6 15.Qd2 (15.Qa6 ba6 16.Rd1 f6 17.ef6 gf6=+) 15...h6 16.g4 (16.Bf4 Na5 17.Rc3 Nc4-/+) 16...Nfd4-+ (16...hg5 17.gf5 ef5 18.Rg3-/+) 17.Nd4 Nd4 (17...hg5!? 18.Nc6 Qc6-+) 18.Bh6=+ Qc4 Looking at c2 (18...Nb3 19.Qg5 g6 20.Qf6 Qf1 21.Kf1 Nd2 22.Ke2 Rfc8 23.Qg7) 19.Bg7 Nb3 (19...Ne2!? 20.Kh1 Ng3 21.Rg3 Qf1 22.Rg1 Qc4=) 20.Qg5= Qc2 21.Bf6 Qg6 22.Qh4 Qh7 23.Qg5 Qg6 24.Qh4 Qh7 25.Qg5 Qg6 ½–½. sodiumattack (2165) – billmorris (2145), gameknot.com, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3)

8.Qd3 Rc8 9.Ne2 e6 10.0-0 ba3 11.Na3 Ba3 12.Qa3 Nge7 13.Rfb1 Qc7 14.Qb3 (14.Nc3 a6+=) 14...b6 15.Bc1 (15.Nc3 Na5 16.Ra5 ba5-/+ (worse is 16...Qc3 17.Ra7 Qb3 18.cb3+/-)) 15...Na5 16.Qb5 Qc6 17.Nc3 0-0 (17...Qb5 18.Nb5 Rc2 19.Na7-/+) 18.Qc6 (18.Ba3 Qc3 19.Be7 Rfe8-/+) 18...Nec6 (18...Rc6 19.Nb5 Rc2 20.Na7-/+) 19.Nb5 Rfd8 20.c3 f6 21.f4 Rd7 22.Ba3 (22.Nd6 Rcd8-/+) 22...Nc4 23.Bc1 N6a5 24.Ba3 Nd2 25.Rd1 Ne4 26.Bb4-/+ Nc6 27.Ra6 Nb4 28.cb4 Rc4 29.Na7 Rb4 30.Nc8 Rb7 31.g4-/+ Rb8?? 32.Ne7+- (32.Ne7 Kf8 33.Nc6+-) 1–0. Kalisch,Tom – Pyke,Malcolm, Melbourne FIDE, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

8.Qd3 Rc8 9.Ne2 e6 10.0-0 Nge7 11.Qd2 Qa6 12.f4 (12.c3!? Nf5 13.a4-/+) 12...h5 13.c3 b3 14.Qd1 Na5 15.Nd2 Nf5 16.Bf2 Nc4 17.Nc4 dc4 (17...Qc4?! 18.Rb1-/+; 17...Rc4?! 18.Qb3 Rc6 19.Qb2=) 18.d5 Bc5 (18...ed5 19.Qd5 Qc6 20.Qc6 bc6 21.a4-/+) 19.d6-/+ Kd7 (19...Qc6 20.Bc5 Qc5 21.Rf2-/+) 20.a4 (20.Rb1!?-/+) 20...h4-+ 21.Bc5 (21.h3 Qb6 22.Qe1 f6-+) 21...Rc5 22.Nd4 Rd5 23.Qg4? Qb6 24.Kh1?? terrible, but what else could White do to save the game? 24...Rd4 25.cd4 Qd4 26.Qh3 Rh6 27.Rad1 Qc5 28.Rf3 Rg6 29.Rc3= Ng3 30.hg3 hg3 31.Rg3 Rh6 32.Qh6 gh6 33.Rg7 c3 Is this a dangerous pawn? 34.Rf7 Kd8 35.Rf8 Kd7 36.Rf7 Kd8 37.Rf8 Kd7 Twofold repetition 38.Rf7 Kd8 39.Rf8 Kd7 Draw by threefold repetition 40.Rf7 Kd8 ½–½. Malachi,Avraham (2220) – Feher,Attila (2225), HUN–chT2, 2001. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.Qd3 Rc8 9.Ne2 e6 10.0-0 Nge7 11.Nd2 Nf5 12.Rfb1 Qc7 13.ab4 Bb4 14.c3 Ba5 (14...Ne3?! 15.cb4 Nc4 16.Nc4 dc4 17.Qc4=) 15.g4 Ne3 16.fe3 0-0 17.Nf3 Qe7 18.e4 f6 19.ed5 ed5 20.Nf4 fe5 (20...Qd7!? 21.e6 Qd6 22.Qe3 Bc3 23.Ra4-+) 21.Nd5-/+ Qe6 (21...Qd7!? 22.Qe4 ed4 23.cd4 Rce8-+) 22.Qe4 Rf3 23.Qf3 ed4 24.Re1 Qf7 25.Ne7 Ne7 26.Qb7 Rc7 27.Qb8 Qf8 28.Qf8 (28.Qb3 Kh8 29.Ra5 dc3+= (29...Rc3 30.Qb7 Rc2 31.Rf1+-)) 28...Kf8 29.Ra5 dc3 30.Rc1 Rc4 31.Ra7 Rg4 32.Kh1 Nd5 33.Rd7 Rd4 34.Ra1+- Ke8 35.Rg7 Ne7 36.Rc1 Nf5? 37.Rc7+- Rd2 38.R7c3 Nd4 39.Re3 Kf7 40.Rf1 (40.Rf1 Kg6 41.Rg3 Kh5 42.Rh3 Kg6 43.Rg1 Kf6 44.Rh6 Ke5 45.Re1 Kd5 46.Rh7+-) 1–0. Frink,Ferenc (2210) – Juhasz,Bela (2205), HUN–chT2 Erkel, 2006. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3)

8.Qd3 Rc8 9.Ne2 e6 10.0-0 Nge7 11.Nf4 Ng6 12.Nh5 ba3 13.Na3 Nb4 Attacks the backward pawn on c2 14.Qd2 Rg8 (better is 14...Na6!?+=) 15.Rfb1+= Qc6 16.Rb4 Bb4 17.Qb4 a6 18.Bh6! a5 (18...gh6 19.Nf6 Deflection) 19.Qa5 (19.Ng7?! Rg7 20.Qa5 Rg8=) 19...gh6 20.Nf6 Kf8 21.Qb4 Kg7 22.Ng8 Rg8 23.Rb1 b6 24.Qb6 Qc3 25.Qb4 Qb4 26.Rb4 Ra8 27.Rb3 Ne7 28.Kf1 Nc6 29.c3 Ra4 30.Nb5 Ra1 31.Ke2 Ra2 32.Kf3 f6 33.ef6 Kf6 34.Kg3 Ne7 35.Nc7 Nf5+/- 36.Kf3 Ra7 37.Nb5+- Rb7 38.Rb4 h5 39.h3 h4 40.g4 hg3 41.fg3 h5 42.g4 hg4 43.hg4 Ne7 44.Na3 Rc7 45.Nb1 Nc6 46.Rb5 e5 47.Rd5+- Ke6 48.Ke4 Rg7+= 49.Rc5 Rg4 50.Kf3 Rf4 51.Ke3 Kd6 52.Re5 Rd4 53.Rh5 Rd1 54.Nd2 Re1 55.Kd3 Rc1 56.Rh6 Kc7 57.c4 Ne5 58.Kd4 Rd1 59.Kc3 Rc1 60.Kb2 Nd3 61.Kb3 Nc5 62.Ka3 Rc2 63.Rh2 Kc6 64.Kb4 Nd3 65.Kb3+/- Rc1 66.Rh3 Nc5 67.Kb2 Rg1 68.Nf3 Rg2 69.Kc3 Rg3 70.Rh6 Kc7 71.Kd4 ½–½. Frink,Ferenc (2210) – Varga,Kl (2115), XXVIII Open, Zalakaros HUN, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.Qd3 e6

9.ab4 Qb4 10.Nd2 Qb6 11.c3 Nge7 12.f4 (12.Ngf3 Qc7+=) 12...Nf5 13.Bf2 Be7 14.Ne2 a6 15.g4 Nh6 16.h3 Qc7 17.0-0 Na5 18.f5 Nc4 19.Nc4 dc4 (worse is 19...Qc4 20.Qc4 dc4 21.fe6 fe6 22.Rfb1+/-) 20.Qf3 Rc8 (20...ef5 21.gf5 Qd7 22.Be3=) 21.fe6 fe6= 22.Be3 g5 23.Ng3 Qc6 24.Ne4 Rf8 25.Qg2 Nf7 26.Rf2 h6 27.Raf1 b5 28.Ra2 Kd7?? 29.d5 ed5+= 30.Nf6 Bf6 31.Rf6 Qb7?? 32.Rfa6 Ke8 33.Ra7 Qb8 34.Qd5 Ne5 (34...Qb7 35.Rb7 Rc7 36.Qe6 Kd8 37.Ra8 Rc8 38.Rc8) 1–0. Harayssi,Zaki (1980) – Sumer,G (1875), Antalya TUR, World Amateur Ch, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

9.ab4 Qb4 10.Ke2 Nh6 11.Nf3 Nf5 12.Na3 Qb6 13.Rhb1 Nb4 14.Qb5+= Qb5 15.Nb5 Rc8 16.Ra7+/- Rc2 17.Bd2 Nc6 18.Rb7 Be7 19.g4 Nh6 20.Kd3 Rc4 21.Nc7 Kd8+/- 22.h3 Rf8 23.Na8 f6? 24.Nc7+- fe5 25.Ne6 Ke8 26.Ng7 Kf7 27.Ne5 Ne5 28.de5 Ng8 29.Nf5 Ke6 30.R1b6 Ke5 31.f4 (31.f4 Rf4 32.Bf4 Kf4 33.Ne7 Ne7 34.Re7+-) 1–0. Jahn,Constanze (2140) – Jugow,Alexander (2265), Oberliga Ost B9899, 1999.

9.ab4 Nb4 10.Qe2 Ne7 11.c3 Nf5?? (better is 11...Nbc6-/+) 12.cb4+= Bb4 13.Nd2 0-0 (13...Bc3 14.Rc1 Bd4 15.Bd4 Nd4 16.Qd3+=) 14.Ngf3+/- Bc3 d4 draws heavy fire 15.Rc1 Nd4 16.Nd4 Bd4 17.Rb1 Qc5 18.Bd4 Qd4 19.Rb7 Rab8 20.Rb8 Rb8 21.0-0 h6 22.Nf3 Qb4 23.h3 a5 24.Qa2 a4 25.Ra1 Ra8 26.Qa3 Qe4 27.Re1 Qc4 28.Rc1 Qf4 29.Rd1 Rb8 30.Qc1 ½–½. Leshchyshak,I (2135) – Masliak,D (2165), 1st Evgen Zaveriukha Mem, 2011. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Qb6)

9.ab4 Nb4 10.Qe2 Ne7 11.g4 Rc8 12.c3 Nbc6 13.h4 Na5 14.Qa2 Nec6 15.Nd2 Be7 16.h5 Qc7 17.f4 b6 18.Ne2 Qd7 19.Kf2 f6-/+ 20.Rag1 0-0 21.ef6 Bf6 22.f5 ef5 23.g5 Bd8 24.c4? dc4 25.d5 Nb4 (25...Nb4 26.Qa1 c3-+) 0–1. Bugarija,Zdravko – Feletar,D (2405), Christmas Open, Zadar CRO, 2003.

9.Ne2 ba3 10.0-0 a2! 11.Nbc3 (11.Ra2 Nb4 Double attack (11...Nb4 Decoy)) 11...Nb4 12.Qd2 Rc8 13.Rfc1 h5 (13...Qa6!?-/+) 14.Na2=+ a5 Attacking the backward pawn on c2 15.c3 Na2 16.Qa2 Ra8 17.Rab1 Qa6 (17...Qc6 18.c4+=) 18.Qa4 Kd8 19.Rb5 b6 (better 19...Ne7!?+=) 20.Rcb1 Rb8 21.c4 dc4 (better 21...Ne7 22.Nc3 h4+-) 22.d5 (22.Qc4?! Qc8 23.Qa4 Qd7+-) 1–0. sodiumattack (2070) – sherwoodforest (1880), gameknot.com, 2018. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Ne2 ba3 10.0-0 g6 (better 10...a2!? 11.Nbc3 Nb4-/+) 11.Na3= Ba3 12.Ra3 Na5 13.Bg5 (13.Rfa1 Nc4 14.Rb3 Qc6=+) 13...Nc4 14.Rb3 Qc6 15.Rfb1 b6 16.Qf3 a5 17.h4 (17.Rc3 h6 18.Qh3 a4-/+) 17...a4 18.Rc3 h6 19.Bc1 h5 (19...b5 20.Ba3-/+) 20.Ba3 Rc8 21.Rc4 (21.Qf4 Qd7=+) 21...Qc4 (21...dc4 22.Qc6 Rc6 23.Rb4-/+) 22.Rb6=+ Do you see the mate threat? 22...Qc2 (22...Rd8!?=+) 23.Re6= fe6 24.Qf8 Kd7 25.Qd6 Ke8 26.Qe6 Kd8 27.Qd6 Ke8 28.e6 Threatening mate: Qd7 28...Qb1 29.Nc1 Qc1 (29...Rc1 30.Kh2) 30.Bc1 Rc1 31.Kh2 The mate threat is Qd7 31...Nf6 32.Qf4 Ng4 (32...Rh1 33.Kh1 Ke7 34.Qc7 Ke6 35.Qc6 Kf7 36.Qa4+-) 33.Kg3 Do you see the mate threat? (33.Kg3 Rc3 34.f3+-) 1–0. sodiumattack (2200) – bluejaysnettetal (1950), gameknot.com, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Ne2 ba3 10.Na3 Bb4 11.Bd2 Nge7 12.0-0 (12.Bb4 Nb4 13.Qb3 a5+=) 12...Ba3-/+ 13.Ra3 0-0 14.Rb3 Qc7 15.Rfb1 b6 16.f4 (16.Ra3 Nf5-/+) 16...Rfc8 17.g4 (17.Ng3 Kh8-/+) 17...Qd7 18.Ng3 White plans f5 18...g6 (18...Rf8 19.Ra1-/+) 19.Rf1 White intends f5 19...Na5 (19...Kh8 20.Ra1+=) 20.Ba5= ba5 21.f5 ef5 22.gf5 gf5 23.Nf5 Nf5= 24.Rf5 Rc6 25.Rg5 Rg6 26.Qg3 Qc6 27.Rc3= Qb6 28.Rc5 Rd8 29.h4 Qb2 30.Qf4+= Qb6 31.h5 Rg5 32.Qg5 Kf8 33.h6+/- Ke8 34.Qg8 Ke7 35.Qh7 Rh8 36.Qh8 Qg6 37.Kf2 Qf5 38.Ke1 Qe4 39.Kd1 Qd4 40.Kc1 Qa1 41.Kd2+= Qd4 ½–½. Kuzmin,Andrey – Tsai,Roman (1840), Uliyanovsk RUS, Students Ch (m), 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

9.Ne2 a5 10.0-0 Qa6 11.Qd1 ba3 12.Na3 b5-/+.

9.Ne2 a5 10.0-0 Qa6 11.Qd2 h5 (11...Nh6 12.Bh6 gh6 13.ab4 Bb4 14.c3=+) 12.ab4=+ Bb4 13.c3 Be7 14.h3 (14.Na3 a4 15.Rfb1 Ba3 16.Ra3 Nge7=+) 14...b5 Black prepares a4 (14...a4 15.Qc2-/+) 15.g4? (better 15.Na3!?=+) 15...hg4-+ 16.hg4 a4 17.Nf4 (17.Na3 b4 18.cb4 Bb4-+) 17...Na5 (17...a3!? 18.Qc2-+) 18.Ra2 Nc4 19.Qe2 Rh4 (19...Rc8 20.Nd2-+) 20.g5 (20.Ng2 Rh8-/+) 20...g6 (20...a3 21.Qf3 b4 22.cb4 Bb4 23.Bc1-+) 21.Nd2 (21.Qf3 Rc8-+) 21...Ne3 (21...Bg5?! 22.Nc4 Bf4 23.Nd6 Kf8 24.Rfa1-/+) 22.fe3 Bg5 23.Ng2 Rh7 24.Nf3 Bh6 (24...Be7 25.Rb1-+) 25.Rb1 Ne7 (25...Rb8!? 26.Rab2 f5 27.ef6 Nf6 28.Qd3-+) 26.Rb5-/+ a3 (26...Nf5!? 27.Rb8 Kd7 28.Ra8 Qa8 29.Qb5 Qc6=) 27.Rb8=+ Kd7 28.Ra8 Qa8 29.Qb5 Qc6 30.Qb4 Rh8 31.Ra3 Rc8 32.Nd2 (32.Qd6 Qd6 33.ed6 Nc6-/+ (33...Kd6?! 34.Ne5 Nf5 35.Ra7=)) 32...Nf5 33.Ra7 Rc7 34.Rc7 Kc7 35.Kf2 Qb6 36.Qa3 Qb5 37.Nb3 Qd3 Pawn e3, live or die! 38.Qa5 Kc8 39.Qa8 Kc7 ½–½. Frink,Ferenc (2065) – Ambrozi,Peter (1965), SVK, 2018. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Ne2 a5 10.ab4 Nb4 11.Qb3 (11.Qd2 f6-/+) 11...Qa6 (11...Be7 12.0-0 Qa6 13.Ng3-/+) 12.Nbc3 (12.Na3 a4 13.Qb2 Rc8-/+) 12...Ne7 13.0-0 Nf5 (13...b5 14.Rfb1-/+) 14.Qa4=+ Nc6 (14...Qc6 15.Nb5 Rc8 16.Rfc1 Ne3 17.fe3=) 15.Nb5 Rc8 16.g4 (16.Bd2 Be7=+) 16...Ne3-/+ 17.fe3 Be7 18.Nf4 0-0 19.Rf3 (19.Rfc1 Qb6 20.c4 Ne5-/+) 19...b6 20.Raf1? (20.Nd3 Na7 21.Nd6 Rcd8-+) 20...Na7 (better 20...Ne5!? 21.de5 Rc4 22.Qb3-+) 21.Nd6 Bd6 22.ed6 b5 23.Qa2 a4?? (better 23...Rcd8-+) 24.Nd5?? (better 24.Ne6 fe6 25.d7 Rf3 26.dc8R Nc8 27.Rf3=) 24...ed5-+ 25.Qd5 Qc6 (25...Rc2?? 26.Rf7 Rg2 27.Kg2 h6 28.Rf8 Kh7 29.Qf5 g6 30.Qf7) 26.Qe5 Qd7 (26...f6 27.Qe6 Kh8 28.g5-+) 27.Rf4 (27.Qe7 Rcd8 28.Rf5 f6-+) 27...a3 (better 27...Rce8!? 28.Qf5 Qd6 29.R4f3-+) 28.Qe4 0–1. Frink,Ferenc (2105) – Radnai,Adam (2265), European Blitz, 2017. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Ne2 Qa6 10.Qa6 ba6 11.ab4 Bb4 12.Bd2 a5 13.0-0 Nh6 (13...Rb8!?-/+) 14.c3 Be7 15.c4 dc4 16.Rc1 0-0 (16...Nf5!? 17.Rc4 Kd7+=) 17.Rc4 Rfc8 18.Bh6 gh6 19.Nd2 Bb4 20.Nb3 Ne7 21.Na5 Rc4 22.Nc4 Rc8 23.Nd6 Rc2 24.Kf1 (worse is 24.Ra7 Re2 25.h4 Nc6 26.Ra8 Kg7-+) 24...a5 25.Rc1 Rc1 26.Nc1 Nc6 27.Nb5 f5 28.Ke2 Kf8 29.Kd3 Ke8 30.Kc4 Kd7 31.Nd3 Be7 32.Nf4 Nb4 33.Nc3 Bg5 34.Nfe2 Kc6 (better is 34...Bd2!?+/-) 35.Na4+- Nd5 36.Nc5 Nc7 (better is 36...Nb6 37.Kd3 Nd5 38.Ne6 a4+-) 37.Nb3?? (better is 37.f4 Be7 38.Ne6 Ne6 39.d5 Kd7 40.de6 Ke6 41.Nd4 Kf7 42.Nf5+-) 37...a4+= 38.Na5?? Kb6-+ 39.Kb4 Bd2 40.Ka4 Ba5 41.Nf4 Bc3 42.d5 Be5 43.Ne6 Ne6 44.de6 Kc6 45.h3 h5 46.Kb3 Kd6 47.Kc2 Ke6 48.Kd3 Kd5 49.Ke3 h4 0–1. Noire,Eric (2080) – Gagner,Nicolas (2140), FRA–chT2S, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Ne2 Rc8 10.0-0 ba3 11.Na3 Ba3 12.Qa3 Nge7 13.Rfb1 Qc7 14.c3 0-0-/+ 15.Bg5 Rfe8 16.Qc1 b6 17.Qf4 Ng6 18.Qg4 h6 19.Bc1 Qe7 20.g3 (20.Nf4 Qh4 21.Qf3 Nf4 22.Bf4 f6=+) 20...Kh7 21.h4 f5 (21...Na5 22.h5 Nf8 23.Ba3-/+) 22.Qh3 Na5 23.Kg2 Nc4 24.h5 Nh8 25.Bf4 Rc7 26.Kh2 Nf7 27.Rg1 Ng5 28.Bg5 hg5 (28...Qg5 29.Ra2-/+) 29.g4 f4 30.Qd3 Kg8 31.Kg2 (31.Qg6 Kh8-/+) 31...Qf7 (31...Rf8 32.f3-/+) 32.Kf3 Kf8 33.Rh1 Ke7 34.Qg6?? (better 34.Ng1-/+) 34...Qg6 35.hg6 Nd2 36.Kg2 f3 (36...f3 37.Kg3 fe2-+) 0–1. Recoder Creus,Jordi (2010) – Ramon Solans,Albert (2170), 4th OPEN DE LLINARS Group A, 2010. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Ne2 Rc8 10.0-0 Nge7 11.Nd2 Nf5 12.Rfb1 Be7 13.Nf3 Ne3 14.Qe3 a5 15.Rb2 0-0 16.ab4 ab4 (worse is 16...Bb4 17.c3+-; worse is 16...Nb4 17.c3+/-) 17.Rba2 Qb5 18.Ng3 Nb8 19.Rb2 Nd7 20.c3 Ra8 21.Rab1 Nb6 22.cb4 Nc4 23.Qe2 Qa4 24.Rb3 Na3 25.R1b2 Rfc8 26.Nf1 Rc1 27.Qd3 Ra1 28.g3 Rc8 29.Kg2 Rcc1 30.Ne3 Nc4 31.Re2 b5 32.Nc2 Rab1 33.Rb1 Rb1 34.Re1 Re1 35.Nfe1 Bb4 36.Nf3 h6 37.Nb4 Qb4 0–1. Gaspar,Muriel Aranka – Ederer,Karel (2135), OP–2010-0-01177, 2010. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

9.Ne2 Rc8 10.0-0 Nge7 11.Nd2 Nf5 12.g4 Ne3-+ 13.fe3 ba3 14.c4 (14.Rab1 Qc7-+) 14...Qa6 15.e4 (15.Rfc1 Na5-+) 15...dc4 16.Qf3 Rc7 17.Kh1 b5 18.Qf4 c3! 19.Nb3 (19.Nc3 Nd4 Deflection) 19...b4 20.d5 Qe2 21.d6 Rd7 22.Nc5 Nd8 23.Nd7 Kd7 24.Rae1 (24.Rfe1 Qb5-+) 24...Qa6 25.Qe3 f6! 26.Qc5 (26.ef6 Qd6 Deflection) 26...Qb6 27.Qc4 fe5 28.Rf3 Bd6 (28...Kd6 29.Rd1 Ke7 30.Qc8=) 29.Rd1 Ke7 30.Qf1 (30.Kg2-+) 30...c2 31.Rdd3 h6 (31...a2!? 32.Rde3 b3 33.Rb3-+) 32.g5 (32.Qc1 a2 33.Rf1 b3-+) 32...hg5 (32...a2 33.gh6 Qa6 34.Rd6 Qd6 35.hg7-+) 33.Qc1 Rh5 (better is 33...Qc6 34.Rde3-+) 34.Qc2 Qc6 35.Qf2 (35.Qd1 Rh4 36.Qd2 Rf4-+) 35...Qc1 36.Kg2 Bc5 37.Qf1 Qc2 (37...Qc2 38.Rf2 Bf2-+) 0–1. Macicek,Jakub (2045) – Stanisz,Patryk (2150), Karvina op, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Nf3 ba3 10.Na3+= Qb2 (better is 10...Ba3 11.Qa3 Nge7+=) 11.0-0+/- Ba3 (11...Qb6 12.Rfb1 Qc7 13.c4 Ba3 14.cd5 ed5 15.Ra3+=) 12.Rfb1+- (12.Qa3 Qa3 (worse is 12...Qc2 13.Rfc1 Qf5 14.Rab1+/-) 13.Ra3 Nge7-/+; 12.Ra3?! Qb6+=) 12...Qa1 13.Ra1 Be7 14.Qb5 Rb8? (better is 14...0-0-0+-) 15.Ra7 Nh6 (15...Bd8+-) 16.Rb7 Rb7 17.Qb7 Nd8 18.Qb5 Kf8 19.Bg5 (19.Qd7 f6 20.ef6 Bf6+-) 19...Nf5 (19...f6 20.ef6 Bf6+-) 20.Qd7 f6 21.g4 (better is 21.Bd2!? h5 22.Bb4 Kf7+-) 21...fg5 22.gf5 ef5 23.e6 h6 (23...g6+-) 24.Ne5 (24.Ne5 Kg8 25.Nf7 Nf7 26.Qe7+-) 1–0. Valbuena Castro,G (1850) – Ayza Casamitjana,A (2015), Barcelona ESP, 2014. (=1.e4 c5 2.b4?? cb4-/+ 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3-/+ Bd3 8.Qd3 e6)

9.Nf3 Rc8 10.0-0 Nge7 11.Nbd2 Nf5 12.Rfb1 a5 13.Kh1 Be7 14.Nf1 0-0 15.Rb2 Qc7 16.Rab1? (better is 16.ab4!? Nb4 17.Qe2-+) 16...ba3-+ 17.Rb7?? (17.Rb5-+) 17...a2 18.Rc7 ab1Q (18...ab1R?! 19.Rc8 Rc8 20.c4-/+) 19.Rc8 Rc8 20.Kg1 Ne3 21.fe3 Nb4 22.Qb5 Qc2 (22...Qc2 23.h3 a4-+) 0–1. Barros Tuapante,Daysi – Martinez Ival,C (2125), La Habana CUB, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Nf3 Nge7 10.0-0 Rc8 11.Nbd2 Nf5 12.Rfb1 Qc7 13.ab4=+ Bb4 14.c3 Be7 15.Qb5 b6 16.Bf4 0-0 17.Nb3 h6 18.h3 Rfd8 19.Rc1 Qd7 20.Qd3 a5 21.g4 Nh4 22.Nh4 Bh4 23.Nd2 Rb8 24.Nf3 Be7 25.h4 White prepares g5 25...b5 26.h5 b4 27.g5 b3 28.Rcb1 hg5 29.Ng5 Bg5 30.Bg5 Rdc8 31.h6 gh6 32.Bh6 f5 33.Qg3 Kh7 34.Qh4 Rg8 35.Bg5 (35.Kf1 Rg4 36.Qh2 Kg8-+) 35...Kg6 36.Qh6 Kf7 37.f4 Rg6 38.Qh7 Rg7 39.Qh6 Kg8 (better 39...Qc8!?-/+) 40.Kf2= Rh7 41.Qg6 Rg7 42.Qh6 b2 43.Ra2 Rh7 44.Qg6 Rg7 45.Qh6 Rh7 46.Qg6 Rg7 47.Qh6 Rh7 48.Qg6 ½–½. sodiumattack (2050) – realypetrov (2230), gameknot.com, 2018.

9.Nf3 Nge7 10.0-0 Nf5 11.Nbd2 ba3 12.Rfb1 Qc7 13.c4 Nb4 (13...dc4 14.Nc4 a2 A) 15.Ra2? A1) 15...Ne3?! 16.Ne3 (16.fe3? Nb4 17.Qb3 Na2 18.Qa2 Rc8 19.Qa4 Qc6 20.Qc6 Rc6-+) 16...a6 17.Qc4=; A2) 15...Nb4 16.Rb4 Bb4-+; B) 15.Rc1-/+) 14.Qb3 a2 15.Rb2 (15.Qa4!? Nc6 16.Qa2+=) 15...dc4 16.Nc4 (16.Qa4 Qc6 17.Rb4 c3 18.Qc6 bc6+=) 16...Be7 (better is 16...a5!?-/+) 17.Nd6 Bd6 (better is 17...Nd6!? 18.Qb4 Nc4 19.Qb7 Rc8 20.Qb5 Qd7 21.Qd7 Kd7 22.Rb7 Rc7 23.Rc7 Kc7 24.Ra2 Kb7=) 18.ed6+/- Qd6 19.Qb4 Qc7? (better is 19...Qb4 20.Rb4 b6+/-) 20.Qb7 Qb7 21.Rb7 0-0 (21...Nd6 22.Rb2+-) 22.Ra2 Rfc8 23.Raa7 Ra7 24.Ra7 h6 25.h3 Nd6 26.Ne5 f6 27.Ng6 Kh7 28.Nf4 Re8 (28...Nb5 29.Re7 e5 30.de5 fe5 31.Re5 Nd6+-) 29.Nh5 Nf5 (29...Kg6 30.Ng7 Rg8 31.Ne6 Nc4 32.Nf4 Kg5+-) 30.Nf6 Kg6 31.Ne8 1–0. Alfageme Alvarez – Veganzonez Rojo, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6)

9.Nf3 Nge7 10.0-0 Nf5 11.g4 (11.ab4 Bb4 12.Na3 0-0+=) 11...Nfe7 (11...Ne3 12.Qe3 Rc8 13.Nbd2 ba3 14.c3-/+) 12.Ng5 White threatens to win material: Ng5xh7 (12.ab4 Nb4 13.Qe2 h5=) 12...h6 Black threatens to win material: h6xg5 13.Nh3 h5 14.gh5 Nf5 15.Rd1 (15.ab4 Rh5 (worse is 15...Nb4 16.Qd1-/+; 15...Qb4?! 16.c3 Qc4 17.Qc4 dc4 18.Nd2+=) 16.Nf4 Rg5 17.Kh1 Nb4-/+) 15...Rc8 (15...Rh5 16.Nf4 Rh4 17.Nd5 Rg4 18.Kh1-+) 16.Nf4 Qd8 (better is 16...Qa5-/+) 17.Qb3? (better is 17.ab4 and White can hope to survive 17...Bb4 18.c3 Qg5 19.Kh1=) 17...Qg5-+ 18.Kh1 (18.Kf1 Nfd4! Deflection: f4 19.Qb2 Nf3-+) 18...Qg4 (18...Nfd4 19.Qa4 Ne2 20.Ne2 Qh5 21.Kg2 Qe2 22.Nd2 Qg4 23.Kh1-+) 19.Qd3 (19.Nd2 Nfd4 (19...Ncd4?! 20.Qa4 Nc6 21.Rg1-/+) 20.Qb1 Qf5-+) 19...Nfd4! Deflection: f4 20.ab4?? simply worsens the situation Nb4 21.Qd4 Bc5 22.Qd2 Be3 23.fe3 Rc2 24.Qe1 Qf3 25.Kg1 Rh5 26.Nd2 Rg5 27.Qg3 Rg3 28.hg3 Qe3 (28...Qe3 29.Kg2 Rd2 30.Rd2 Qd2 31.Kh3 Qd4-+) 0–1. Albertazzi,Lorenzo – Mogranzini,Roberto, ITA–ch U20 Paderno del Grappa, 2000. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

9.Nf3 Nh6 10.Bh6 gh6 11.0-0 Rc8 12.Rc1 Na5 13.ab4 Bb4 14.Nfd2 Nc4 15.c3 Be7 16.Nc4 dc4 17.Qe3 Bg5 18.f4 Be7 19.Nd2 Rg8? 20.Rcb1+- Qc6 21.Qe4 Qe4 22.Ne4 Ra8 23.Rb7 a5 24.Ra4 Rg4 25.g3 h5 26.Rc4 a4 27.Rcc7 (27.Rcc7 Rg7 28.Re7 Kf8 29.d5 ed5 30.Nf6 Rc8 31.e6 fe6 32.Rg7 Rc7 33.Rgc7 e5 34.Rf7) 1–0. Schirov,Sergey (2000) – Ochneva,Inga (1810), Tambov RUS, 2011.

9.f4 ba3-+ 10.Nc3 Bb4 11.Nge2 Nge7 12.0-0-/+ a6 13.Rfb1 Qc7 14.Na2 Ba5 15.Kf2 0-0 16.g4 f5 17.h3 b5 18.Qa3 Bb6 19.c3 Na5 20.Rg1? Nc4-+ 21.Qc1 Nc6 22.Ng3?! fg4 23.hg4 N6e5! 24.Ke2 Ng4 25.Bd2 Nd2 (25...Nd2 26.Qd2 Rf4-+) 0–1. Simon,Zs – Gara,Ticia (2235), HUN–ch U14 Girls, 1998.

9.Ne2 Nge7

10.0-0 a5 11.Nd2 Qa6 12.Qa6 Ra6 ½–½. Frink,Ferenc (2170) – Brhel,Jan (2075), SVK–ch op–A Banska Stiavnica, 2007. (=1.e4 c5 2.b4 d5 3.e5 cb4 4.a3 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7)

10.0-0 h5 11.ab4 Nb4 12.Qb3 Nc8 13.c3 Nc6 14.Qa4 Qc7 15.Nd2 a6 16.Rfb1 Rb8 17.f4 N8e7 18.h3 h4 19.Bf2 Nf5 20.c4 dc4 21.Qc4 b5 22.Qa2 Nb4 23.Qa5 (23.Qb2!?-/+) 23...Qa5-+ 24.Ra5 Ne7 25.Nb3 Nec6 26.Ra3 Be7 27.Na5 Na5 28.Ra5 Ra8 29.d5 (29.Nc3 Kd7-+) 29...Nd5 (better is 29...ed5!? 30.Nd4 Kd7-+) 30.Rbb5-/+ Bd8 (30...ab5?! 31.Ra8 Bd8 32.Rb8+=) 31.Ra4 ab5 32.Ra8 0-0 33.Rb8 b4 34.Bc5 Be7 35.Rb5 Bc5 36.Rc5 Rb8 37.Rc2 b3 38.Rb2 Rb4 39.f5 ef5 40.Nc1 Re4 41.Nd3 Nb4 42.Nc5 Re1 43.Kh2 Re5 44.Nb3 g5 45.Nd4 Nd3 46.Rb8 Kg7 47.Nf3 Re2 48.Ng5 Nf4 49.Rb4 Rg2 50.Kh1 Rg5 51.Rf4 Rh5 52.Kg2 Kf6 53.Kf3 Kg5 54.Ra4 Rh8 55.Ra1 Rb8 56.Rg1 Kf6 57.Ra1 Rb3 58.Kf4 Rh3 59.Ra6 Kg7 60.Kf5 Rb3 61.Ra4 h3 62.Rg4 Kf8 63.Rh4 Ke7 64.Rh8 ½–½. Frink,Ferenc (2240) – Berczes,David (2205), Budapest FS09 IM–C, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7)

10.0-0 h5 11.h3 Nf5 Increases the pressure on d4 12.ab4 Nb4 13.Qd2 Rc8 14.c3 Nc6 15.Qd3 Be7 16.Nd2 Qc7 17.Ra2 g6 (17...g5 18.g3-/+) 18.Nf3 Kf8 (18...Ne3 19.fe3 g5 20.Nd2+=) 19.Bg5 Kg7 20.Be7 Qe7 21.Nf4 b6 22.g3 Na5 23.h4 Rc7 24.Kh2 Rhc8 25.Ne2 Nc4 26.Ne1 a5 27.Ng2 b5 28.f3 b4 29.cb4 ab4 30.Nef4 b3! 31.Qb3 Rb7 32.Qd3+= Rcb8 33.Rc1 Rb3 34.Rc3 Qb4 35.Rac2 Rc3 36.Rc3 Qb1?? 37.g4= hg4 38.fg4 Nh6 39.Kg3 Rb2 40.h5 Qd3 41.Rd3 Rb6 42.Kh4 Ng8 43.hg6 fg6 44.Kg5 Nh6 45.Ng6 Ng4 46.Kg4 Kg6 47.Nf4 Kf7 48.Rh3 Rb1 49.Rh7+/- Kg8 50.Re7 Rd1?? 51.Ne6+- Re1 52.Kf5 Rf1 53.Kg6 Rg1 54.Ng5 Kf8 55.Ra7 Rf1?! 56.Nh7 Ke8 57.Nf6 Kd8 58.Nd5 (58.Nd5 Rg1 59.Kf5+-) 1–0. Frink,Ferenc (2250) – Magerciak,R (1970), Tatranske Zruby SVK, Tatry Open, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

10.ab4 Nb4 11.Qb3 Nec6 12.0-0 Be7 0–1. Hunstock,Joachim – Wisniewski,Przemyslaw, corr, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7)

10.ab4 Nb4 11.Qd2 Nf5 12.0-0 Nc6 Now all is on d4 13.c3 Be7 14.Qd3 0-0 15.Nd2 Qc7 16.g4 (16.Rfb1 a6-/+) 16...Ne3 (16...Nh4 17.Rfb1-/+) 17.Qe3 (17.fe3 a5-/+) 17...Rae8 (17...a5 18.f4-/+) 18.f4 f6 19.Nf3 (19.g5 fe5 20.fe5 Rc8-/+) 19...fe5 20.fe5 Na5 21.Nf4 (21.Nd2 Rf1 22.Rf1 Nc4 23.Nc4 Qc4-/+) 21...Bd8 (21...Nc4 22.Qc1 Ba3 23.Ra3 Na3 24.Ng5-/+) 22.Ne2 Nc4 23.Qd3 a5 24.Kg2 (24.g5 a4!-/+) 24...a4! 25.h4 (25.Ra4 Nb2 Double attack (25...Nb2 Decoy)) 25...a3 (25...Be7 26.h5-+) 26.g5 Qf7 (better 26...Be7!?-+) 27.Nd2-/+ Qh5 (27...Nb2 28.Rf7 Nd3 29.Rf3 Rf3 30.Kf3-/+) 28.Nc4 dc4 29.Qe4 Be7 (29...Rf1 30.Rf1 Rf8 31.Ng3=+) 30.Ng3= Qg6 (30...Rf1 31.Rf1 Qg6 32.Qb7 Qc2 33.Kh3=) 31.Qg6 hg6 32.Ne4 (32.Rfb1 Rf4=) 32...Rf1=+ 33.Rf1 (33.Kf1 Ra8=+) 33...b5 34.Nd6 Bd6 35.ed6 Ra8 (35...b4 36.cb4 c3 37.b5=+) 36.d7 Rd8 37.Ra1 Rd7 38.Ra3 b4 39.cb4 Rd4 40.b5 Rd2 (40...Rh4 41.b6 Rg4 42.Kf2 Rg5 43.Ra8 Kf7 44.b7 Rf5 45.Ke3 Re5 46.Kf3+-) 41.Kf3 Rb2 42.Ra4 c3 43.Rc4 c2 44.b6 (44.Rc7 Kf8=) 44...Rb3 (better 44...Kf8=) 45.Kg4?? (better 45.Ke2=) 45...Rb4!!-+ (45...Rb6?! 46.Rc2 Rb7 47.Kf4=) 46.Rb4 (46.Rb4 c1Q Combination) 46...c1Q 47.b7 (47.Re4-+) 47...Qd1 48.Kh3 Qh1 49.Kg4 Qg2 50.Kf4 Qd2 (50...Qd2 51.Ke4 Qb4 52.Ke5 Kf7-+) 0–1. Kuespert,Helmut (1930) – Lorenz,Mark (2210), Oberfraenkische Einzelmeisterschaft, 2016. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7)

10.Nd2 ba3 11.Qa3 Nf5 12.Qa4 Qb4 13.Qa2 Be7 (13...Ncd4 14.Bd4 Nd4 15.c3+/-; worse is 13...Nfd4 14.Bd4 Nd4 15.c3+/-) 14.Rb1 Qa5 (14...Ne3 15.Rb4 Ng2 16.Kf1 Bb4 17.Nf3+-) 15.Qb3 0-0 16.0-0 Ncd4! 17.Nd4 (17.Nd4 Nd4 Combination; 17.Bd4 Qd2 Deflection (17...Qd2 Overloading)) 17...Nd4 18.Bd4 Qd2 19.Rfd1 Qe2 20.Qb7 Bg5 21.Re1 Bd2?? (better is 21...Qc2 22.Ba7 Qc3-/+) 22.Re2+- (22.Re2 Bf4 23.Ba7+-) 1–0. Eiaaiia,A – Osseiaeaa,A, corr, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7)

10.Ng3 ba3 11.c3?? (better 11.Na3 h5 12.0-0=+) 11...Qb2-+ 12.Ra3 Nc8 13.0-0 (13.Ne2 Ba3 14.Bc1-+) 13...Ba3 14.Bc1 Qc1 15.Rc1 Bc1 16.Nh5 Bh6 17.f4 (17.Na3 a6-+) 17...N8e7 (17...Nb6 18.Na3-+) 18.g4 (18.Na3 a6-+) 18...g6 (18...0-0-0 19.Qf1-+) 19.Nf6 Kd8 20.Qb5 (20.Na3 a6 21.c4 Kc7 22.cd5 ed5-+) 20...Kc7 21.Na3 a6 22.Qf1 b5 (22...Bg7 23.Qd1-+) 23.Nc2 Bg7 24.Qe1 (24.Qf3 Na5-+) 24...h5 25.Ne3 (25.gh5 gh5 26.Ne3 Rh6-+) 25...hg4 26.Nfg4 Nf5 27.Nf6 (27.Qd2 a5-+) 27...Ne3 28.Qe3 Bf6 29.ef6 Rh5 0–1. Bartolozzi,Roberto (1935) – Paulet,Iozefina (2245), 7th Terre Degli Elimi, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7)

10.Ng3 h5 11.h4 Ng6-+.

..... 10.0-0 Nf5

11.c3 ba3 12.Na3 Ba3 13.Ra3 0-0 14.Rb1 Qc7 15.Bd2 (15.c4 dc4 16.Qc4 Rfc8-/+) 15...Na5 16.Bc1 (16.Rba1 b6-/+) 16...Nc4 17.Rab3 (17.Ra2 a5-/+) 17...b6-+ 18.g4 (18.Ng3 Ne7-+) 18...Ne7 19.f4 f6 20.ef6 Rf6 21.Ng3 g6 (21...a5 22.f5 a4 23.Rb5 ef5 24.Bg5-+) 22.h4 (22.Qe2 Qc6-+) 22...Re8 (22...Rf4 23.Bf4 Qf4 24.Rf1 Qg4 25.Kf2-+) 23.Ra1 ½–½. Kuespert,Helmut (1940) – Gorka,Michael (1935), Oberfraenkische Einzelmeisterschaft, 2017. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5)

11.c3 bc3 12.Nbc3 a6 (12...Qa5!?+=) 13.Rfb1 Qa7 14.Nd5 ed5 (14...Rd8 15.Nc7 Kd7 16.Ne6 fe6+=) 15.Qf5+/- Be7 16.e6 0-0 (16...fe6 17.Qe6 Rd8 18.Bf4+/-) 17.ef7 Rf7 18.Qd5 Rd8 (18...Rd8 19.Qe4 Qa8+/-). Torres Herrero,Fernando – Veganzonez Rojo,David, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5)

11.c3 Ne3 12.fe3 ba3 13.Na3 Ba3 14.Ra3 0-0 15.Nf4 Ne7 16.h4 Qc6 17.Nh5 Nf5 18.Ra2 (better is 18.Qe2!? Nh4 19.e4-+) 18...Nh4-+ 19.g4 Ng6 20.Rh2 Rac8 21.Rc1 Qc4 22.Qd2 Rfd8 23.e4? (23.Nf4-+) 23...de4 24.Ng7 Rd4! (24...Kg7 25.Qh6 Kg8 26.Qh7 Kf8 27.Rf2=) 25.Qh6 e3 (25...e3 26.Qh7 Kf8-+; 25...Ne5 26.Nh5 Qf1 27.Rf1 Nf3 28.Kh1 Nh2 29.Qg7) 0–1. wizofoz (2310) – tkletov (2625), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5)

11.Rd1 ba3 12.Na3 Ba3 13.Qa3 Ne3 14.fe3 Qb4 15.c3 (15.Qd3!?+=) 15...Qa3-/+ 16.Ra3 0-0 17.Ng3 b6 18.e4 g6 19.Rf1 Na5 20.Rf4 Rfc8 21.ed5 ed5 22.h4 Rc7 23.Rg4 (23.Ne2 a6-/+) 23...Kh8 24.h5 Rac8 25.hg6 hg6 26.Ne2 Nc4 27.Ra2 Ne3 28.Rh4 Kg7 29.Rh3 Nf5 30.Ra3 Rh8 31.Rh8 Kh8 32.Nf4 Ne7 33.Kf2 a5 34.Ke2 Kg7 35.g4 (35.Kd3!?+=) 35...Kh6-/+ 36.Kf3 Rc6 37.Nh3 g5 38.Nf2 Ng6 39.Nd3 f6 40.ef6 Rf6 41.Ke3 Nf4 42.Ne5 Ng6 43.Nd3 Re6 44.Kd2 Nf4 45.Ne5 ½–½. Klee,Helmut – Remus,Horst, ICCF World Cup8–9 prel–085, 1990. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5)

11.Nd2 Be7 12.Rfb1 0-0 13.c3 a5 14.g4 Nh4 15.f4 Qa6 16.Qa6 Ra6 17.Bf2 Rfa8 (17...b5 18.Bh4 Bh4 19.ab4+=) 18.Rb2 (better is 18.Bh4!? Bh4 19.g5=) 18...Ng6 19.Be3 Nf8 20.f5 Nd7 21.c4 (21.Rab1 b5 22.ab4 ab4 23.cb4 Ra3-/+) 21...Nb6 22.ab4 ab4 (worse is 22...Nc4 23.Nc4 ab4 24.Ra6 ba6 25.Nb6+=; 22...dc4? 23.b5 Bb4 24.ba6 (24.bc6?! c3 25.cb7 cb2 26.ba8R Ra8+/-) 24...Ra6 25.Ne4+-) 23.Ra6 ba6 24.cd5 (better is 24.c5!? Nc4 25.Nc4 dc4 26.Rc2-+) 24...Nd5 25.Bf2 a5 26.fe6 fe6 27.Ra2 Ra6 28.Ne4 a4 29.Nd6 (29.Nc1 Ra7 30.Ra1-+) 29...b3 30.Rb2 a3 (30...a3 31.Rb3 a2-+) 0–1. Mindl,Josef (2065) – Cuhra,Martin (2075), CZE–chT2a, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5)

11.Nd2 Be7 12.Nf3 Ne3-+ 13.fe3 ba3 14.c3 Na5 15.e4 Qc6 16.ed5 Qd5 17.Nd2 Rc8 18.Nf4 Qc6 19.Nh5 g6 20.Rf3? (20.Nf6 Bf6 21.Rf6 Qc3 22.Qc3 Rc3 23.Ne4-/+) 20...gh5 21.Raf1 a2 (21...Nc4 22.Nc4 Qc4 23.Qb1-+) 22.Qc2 Qd5 23.Qa4 Nc6 24.Rf7 (24.Nb3 Rg8-+) 24...Rg8 (24...Qa5!? 25.Qa5 Na5 26.R7f3-+) 25.R7f2 Kd7 (25...b5 26.Qa6 Kd8 27.Nf3-+) 26.Nf3 b5 27.Qc2 Rg7 28.Ra1 Rf8 29.Kf1 (29.Kh1 h4 30.h3 Rfg8-+) 29...Qc4 30.Kg1 b4 0–1. Pram,Imre (2095) – Magyar,Andras (2170), HUN–chT2 Szechenyi, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5)

..... .....11.ab4 Bb4

..... ..... .....12.c3 Be7

13.Na3 a5 14.Rfb1 White gets deadly initiative 14...Qa6 (14...Qc7 15.Nb5 Qd7 16.Bc1-/+) 15.Nb5 Bd8 (15...0-0!?=+) 16.Nf4 h5 (better 16...Na7=) 17.Nd5+- ed5 Theme: Deflection from f5 (17...0-0 18.Qe4 Rc8 19.Nf4+-) 18.Qf5+- Ne5?? (better 18...Ne7 19.Qf3 0-0+-) 19.Qe5 (19.Qe5 Kf8 20.Qd5+-) 1–0. sodiumattack (2175) – penelope80 (1810), gameknot.com, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7)

13.Nd2 a5 14.h3 Qa6 15.Qa6 Ra6 (worse is 15...ba6 16.Rfb1+=) 16.Rfb1 b6 17.Bf4 g5 18.Bh2 h5 19.Ra4 Kd7 20.g4 hg4 21.hg4 Nh4 22.Bg3 Rb8 23.f4 b5 24.Ra2 a4 25.fg5 Ng6 26.Nf3 b4 (26...b4 27.cb4 Rb4 28.Rb4 Nb4-+) 0–1. Eberth,Zoltan (2105) – Kriksciunas,Bronislavas (2240), SM–2009–0-00094, 2010. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

13.Nd2 Qd8 14.g4 Ne3 15.fe3 0-0 16.e4 a5 17.Rfb1 Qd7 18.Rb5 a4 19.Qb1 Rfb8 20.Nf3 a3 21.ed5 ed5 22.Qf5 Qf5 23.gf5 Ra5 24.Ra5 Na5 25.Nf4 Rd8 26.Kf2 b5 (26...Nc4 27.Ke2-/+) 27.Ke3 (27.f6!? gf6 28.ef6+=) 27...b4 28.cb4 Bb4 29.Ra2 Nb3 30.Nd3 Be7 31.f6 gf6 32.ef6 Bf6 33.Ra3 Nd4! 34.Nd4 Re8 35.Kf3 Bd4 36.Nf4 Rd8 37.Rd3 Be5 38.Nd5 Kg7 (38...Bh2?! 39.Ne7 Kf8 40.Rd8 Ke7 41.Rh8=) 39.h3 f5 40.Nf4 Rd3 41.Nd3 Kf6 42.Nb4 Kg5 (42...Bb2!?-/+) 43.Nc2 Kh4 44.Ne3 (44.Kg2 h6=) 44...f4 (better is 44...Kh3!? 45.Nf5 Bh8-/+) 45.Ng2= Kh3 46.Nf4 Bf4 47.Kf4 h5 48.Kf3 ½–½. Frink,Ferenc (2235) – Waller,Helmut (2115), Zalakaros op, 2004. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7)

13.Nd2 Qd8 14.g4 Ne3 15.fe3 0-0 16.Nf4 Bg5 17.e4 Bf4 18.Rf4 Rc8 19.Raf1 ½–½. Frink,Ferenc (2225) – Madl,Ildiko (2375), Zalakaros op, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7)

13.Nf4 Qd8 14.Qb5 (14.Nh5 0-0-/+) 14...Qd7 (14...Ne3?! 15.fe3 Qc8 16.Nd2+=) 15.Qd3 (15.Qe2 a5-/+ (15...Ne3?! 16.fe3 b6 17.Nd2+=)) 15...0-0 (15...Ne3 Worse is 16.fe3 a5 17.Nh5-/+) 16.Nd2 Rfc8 (16...Rab8 17.Rfb1-/+) 17.Ne2 (17.Rfb1 a6-/+) 17...a5 18.g4 Ne3 19.fe3 b5! Discovered attack: b5, c6–a7 20.Nf4? (20.Qb5 Na7 Discovered attack) 20...b4 21.c4 (21.cb4 ab4 22.Ra6 Nd8-+) 21...dc4 (21...a4 might be the shorter path 22.c5-+) 22.Nc4 Qb7 23.Nh5 Nd8 24.Na5 Qc7 25.Qb5 Kf8 26.Rfc1?? terrible, but the game is lost in any case 26...Qb8 27.Qb8+= Rab8 28.Kf2 Rc3 A classical outpost 29.Ke2 Rbc8 30.Kd2 Bg5 31.Nf4 Bf4 32.ef4 g6 33.h4 Nc6 34.Nc6 R8c6 35.f5?? Rc1-+ 36.Rc1 Rc1 37.Kc1 gf5 38.gf5 ef5 0–1. Frink,Ferenc (2230) – Istvandi,Lajos (2285), Zalakaros op, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5)

13.g4 Ne3 14.fe3 0-0 15.Nd2 f6 16.Nf4 (better is 16.ef6!? Rf6 17.Nf4-/+) 16...fe5-+ 17.Ne6 Nb4 18.cb4 Qe6 19.de5 Qe5 (better is 19...Bb4!? 20.Rf8 Rf8 21.Nf1-+) 20.Ra5 Bb4 21.Rd5 Qc3 22.Qc3 Bc3 23.Ne4 Bb4 24.Rb5 a5 25.Rb7 Rf1 (25...Rae8 26.Ng3+=) 26.Kf1+= Re8 27.Ng3 Bc3 28.Ke2 Ra8 29.Kd3 Bf6 30.Kc2 a4 31.Kb1 a3 32.Ka2 Bb2 33.Nf5 h6 34.h4 Ra4 35.g5 hg5 36.hg5 Kh7 37.Rb5 Kg6 38.Ne7 Kf7 39.Nd5 Re4 40.Rb6 Re5 41.g6 Ke8 42.Rd6 Bc1 43.Rc6 Rd5 44.Rc1 Rd2 45.Ka3 Rd3 46.Kb4 Re3 47.Rc7 Re7 48.Rc6 Rb7 49.Kc5 Ke7 50.Ra6 Rb1 51.Kd4 Rd1 52.Ke4 ½–½. Frink,Ferenc (2245) – Svanda,Josef (2115), Znojmo Hostan op, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7)

..... ..... ..... .....13.Nd2 0-0

14.Rfb1 Qc7 15.Bf4 a5 16.Qb5 g5 (16...Ra7 17.Ra4-/+) 17.Bg3 Rfb8 (17...Ra7 18.Ra4=+) 18.Nb3 (18.Ra4 h5 19.f4 Ng3 20.Ng3 gf4-/+) 18...Ra6-/+ 19.Na5?? (better 19.Nc5 Bc5 20.Qc5-/+) 19...Ra5-+ 20.Ra5 Na5 21.Nc1 (21.Ra1 Nc4 22.Ra7-+) 21...Qc3 22.Ne2 Qd2 23.f3 (23.Qa4-+) 23...Nc4 24.Kf1 (24.Qd7-+) 24...Nd4 25.Nd4 Ne3 (25...Ne3 26.Kg1 Qg2) 0–1. raymac – marekt, ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7 13.Nd2 0-0)

14.f4 Na5 15.Bf2 h5 16.Rab1 Qc7 17.Qf3 g6 18.g4 hg4-+ 19.Qg4 Kg7 20.Kh1 Rh8 21.Rg1 a6 22.c4 Nc4 23.Nc4 Qc4 24.Rb7 Rab8 25.Re7? Ne7 26.Bh4 Rh4! 27.Qh4 Qe2 (27...Qe2 28.Qg4 Qg4 29.Rg4 Nc6-+) 0–1. Mereu,M (1960) – Lach,P (2145), XIX EYCC Boys U18, Fermo ITA, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

14.Nf4 a5 15.Nd5+= ed5 16.Qf5 a4 17.Qg4 f5 18.ef6 Rf6 19.Rfb1 Qc7 20.Qd1 a3 21.Qb3 Qa5 22.c4 dc4 23.Qc4 Kh8 24.Rb7 Rd8 25.Nb3 Qh5 26.Rb5 Qe8 27.Nc5 Nd4= 28.Ra5 Nf5 29.R5a3 Rc6 30.Qe4 Ne3?? 31.Re3+/- Rc5 32.Qe7 Qe7 33.Re7 Rcd5 34.g3 Rd1 35.Rd1 Rd1 36.Kg2 h6 37.h4 Rd5 38.g4 Kg8 39.h5 Kf8 40.Ra7 Rd3 41.f3 Rb3 42.Kg3 Rb4 43.Ra5 Kf7 44.Rf5 Ke7 45.Rf4 Rb2 46.Rc4 Kf6 47.Kf4 Rb5 48.Rc6 Kf7 49.Rd6 Ke7 50.Rd4 Kf6 51.Ke3 Ra5 52.f4 Rb5 53.Ke4 Ra5 54.Rd6 Kf7 55.Rd5 Ra6 56.g5 hg5 57.fg5 Ra4 58.Kf5 g6 59.hg6 Kg7 60.Rd7 Kg8 61.Re7 Ra6 62.Re6?? Re6= 63.Ke6 Kg7 64.Kf5 Kg8 65.Kf6 Kf8 66.Ke6 Kg7 67.Kf5 Kg8 68.Kg4 Kg7 69.Kh5 Kg8 70.Kh6 Kh8 71.g7 Kg8 72.g6 ½–½. Frink,Ferenc (2260) – Pataki,G (2365), Zalakaros HUN, 2011.

14.Nf4 Qd8 15.g4 Ne3 16.fe3 Rc8 17.e4 Bg5 18.ed5 ed5 19.Nh5 Bd2 20.Qd2 Kh8 21.Rf3 Qh4 22.Qg2 Ne7 23.Ra7 Rc3 24.Rb7 Rfc8 25.Ng3 Ng8 26.Rbf7 Qg4 27.Ne2 Rc1 28.Rf1 Nh6?? 29.Qg4 Rf1+/- 30.Kf1 Ng4 31.h3 Nh6 32.Rd7+- Nf5 33.Ke1 Ne3 34.Kf2 Nd1 35.Kg3 Ne3 36.Kf3 Nf1 37.Rd5 Rf8 38.Ke4 g5 39.Rd7 h5 40.e6 Re8 41.d5 Kg8 42.Nd4 g4 43.hg4 h4 44.Nf5 h3 45.Rg7 Kh8 46.Rg6 h2 47.Rh6 Kg8 48.Kf4 Ra8 49.d6 Ra4 50.Ke5 Ra5 51.Kf6 h1Q 52.Rh1 Nh2 53.Rh2 Ra7 54.Ne7 Re7 55.Rh8! Kh8 56.de7 (56.de7 Kg8 57.Kg6 Kh8 58.e8Q#) 1–0. Frink,Ferenc (2260) – Szajbely,Z (2095), Zalakaros HUN, 2011.

14.Nf4 Rad8 15.h3 Qc7 16.Ne2 f6 17.f4 fe5 18.fe5 b6 19.Nf3 Na5 20.Bg5 Bg5 21.Ng5 Qe7 22.Nf4 Qg5 23.Ne6 Qe3 24.Qe3 Ne3 25.Rf8 Rf8 26.Nf8 Kf8 27.Kf2 Nec4 28.Ke2 Ke7 29.Kd3 Nc6 30.g4 a5 31.h4 a4! 32.g5 a3 33.Rg1 Nd8 34.Kc2 Ne6 35.Kb3 Ke8 36.Ka2 Kd7 37.g6 h6 38.Rf1 Nd8 39.Rf2 Ke8 40.Rf3 Ke7 41.Rf5 Ne3 42.Rf2= Nc4 43.Rf1 Ke8 44.Ra1?? Ke7 45.Kb3?? Ke8 46.Ra2 ½–½. Frink,Ferenc (2210) – Janovsky,Jozef1 (2085), SVK–ch Trencianske Teplice, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7 13.Nd2 0-0)

14.Nf4 Rfd8 15.g4 Ne3 16.fe3 a5 17.Nf3 Qa6 18.Qc2 b5 19.e4 de4 20.Qe4 b4 21.c4 Nd4 (21...Qb6!? 22.Rfd1-/+) 22.Nd4-/+ Bc5 23.Rad1 Qc4 24.Nfe2 Ra7 25.Rc1?? (better is 25.Qe3-/+) 25...Bd4 (better is 25...Rd4 26.Nd4 Qd4 (26...Bd4? 27.Kg2 Qa6 28.Qd4+-) 27.Qd4 Bd4 28.Kg2 h6 29.Rc8 Kh7-+) 26.Nd4+/- Qa6 27.Nc6 Qb6 28.Kh1 Qb7 29.Qf3 Rf8 30.Na7 Qa7 31.Rc4 Qe7 32.Rfc1 a4 33.Qe4 b3 34.Ra4 b2 35.Rb1 f5 36.Qg2 fg4? 37.Rg4 (37.Rb2?! Qg5 38.Rb1 Qe5 39.Qg4 Qd6+-; 37.Qg4?! Qd7 38.Rd4 Qc6 39.Qe4 Qb5+-) 1–0. Frink,Ferenc (2210) – Rozsnyai,Tibor (2125), HUN–chT2 Erkel, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7)

14.Nf4 Rfd8 15.g4 Ne3 16.fe3 Qc7 17.Rf3 Rdc8 18.Raf1 Nd8 19.Rh3 h6 20.e4 de4 21.Ne4 Qc4 22.Qe3 Qc7?? (better is 22...b5=) 23.Nh5+- g5?? (better is 23...Qa5+-) 24.Nhf6 Bf6 25.Nf6 Kf8 26.Rh6 Nc6 27.Qg5 (27.Qg5 Rd8 28.Qg8 Ke7 29.Nd5 Kd7 30.Qf7 Ne7 31.Qe6 Ke8 32.Nc7) 1–0. Andersen,Alf Roger (2180) – Urkedal,Frode Olav Olsen (2285), Oslo–ch, 2008. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7 13.Nd2 0-0)

14.h3 a5 15.Rfb1!? Qc7 16.Qb5-/+.

14.h3 a5 15.Nf4 Qa6-+ 16.Qc2 g6 17.g4 Ne3 (17...Nh4 18.c4 dc4 19.Qc4 Nf3 20.Kg2-+) 18.fe3 a4 19.e4 Bg5 (19...de4 20.Ne4 a3 21.Qd1-+) 20.ed5-/+ Bf4 21.Rf4 ed5 22.Qa2 (22.c4 dc4 23.Qc4 a3-+) 22...Qe2-+ 23.Raf1 (23.Rf3 Rfd8-+) 23...Qe3 24.Kg2 Qc3 25.Nf3?! (25.Nb1 Qb4 26.Qd5 Rad8-+) 25...Nb4 (25...a3 26.Qa1 Qa1 27.Ra1-+) 26.Qe2 Qd3 27.Qf2 Qc2 28.Ng5 a3 29.Nf7 a2 30.e6 Qf2 31.R1f2 a1Q 32.e7 Rfe8 33.Nh6 Kg7 34.Rf7 Kh6 35.h4 Ra2 36.g5 Kh5 37.Kg3 Qg1 38.Kh3 Ra3 (38...Ra3 39.R2f3 Rf3 40.Rf3 Qg4 41.Kh2 Qf3 42.Kg1 Re7 43.Kh2 Re2 44.Kg1 Qg2#) 0–1. Frink,Ferenc (2195) – Ebeling,Daniel (2350), 40th Men Olympiad, 2012. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

14.h3 a5 15.Nf4 Rfd8 16.g4 Nh4 17.Nh5 Qa6 18.Qb1 (18.Qa6 Ra6 (18...ba6?! 19.f4=+) 19.f4 Rc8-/+) 18...a4-+ 19.Ng3 a3 20.Ra2 b5 ½–½. Frink,Ferenc (2120) – Wirth,Adam (1960), ch–Chess Disabled, 2015. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7 13.Nd2 0-0)

14.h3 Rac8 15.Ra2 Qc7 16.Bf4 Kh8 17.g4 Nh4 18.Bg3 g5 (18...Ng6!?-/+) 19.f4+= Qd7 20.f5 f6 21.fe6 Qe6 22.Bh4 gh4 23.Nf4 Qg8 24.Nf3 f5 (better is 24...fe5!? 25.Ne5 Ne5 26.de5 Qg5 27.Nd5 Bc5 28.Kg2 Rf1 29.Qf1 Qe5 30.Qf6 Qf6 31.Nf6 Kg7+=) 25.Rg2+= fg4 26.Rg4 Qf7 27.Nh4 Bh4 28.Rh4 Rg8 29.Kh2 Qg7 30.Rg4 Qd7 31.Rfg1 Rg4 32.Rg4 Ne7 33.e6 Qc7 34.Rh4 Ng6 35.Qg6 Qf4 36.Rf4 hg6 37.Rf7 Re8 38.Rb7 Re6 39.Ra7 Re3 40.Rc7 Kg8 41.Kg2 Kf8 42.h4 Ke8 43.Rg7 Rc3 44.Rg6 Kf7 45.h5 Re3 46.Rg4 Kf6 47.h6 Re7 48.Kf3 Rh7 49.Rh4 Kg5 50.Rh1 Rf7 51.Ke3 Rh7 52.Rh2 Re7 53.Kd3 Kg6 54.h7 Rh7= 55.Rh7 Kh7 56.Kc3 Kg6 57.Kb4 Kf6 58.Kc5 Ke7 59.Kb5 Kd7 60.Kb6 Kd6 61.Kb5 Kd7 62.Kc5 Kc7 63.Kd5 Kd7 64.Ke5 Ke7 65.d5 Kd7 66.d6 Kd8 67.Kd5 Kd7 68.Kc5 Kd8 69.Kc6 Kc8 70.Kd5 Kd7 71.Ke5 Kd8 72.Ke6 Ke8 73.d7 Kd8 ½–½. Frink,Ferenc (2195) – Csolto,Tibor Jr (2190), SVK–chT1E, 2008. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7 13.Nd2 0-0)

14.h3 Rfc8 15.g4 Ne3 16.Qe3 Na5 17.f4 Nc4 18.Nc4 Rc4 19.f5 Qd8 20.Rf3 b5 21.Raf1 Bf8?? (better is 21...Bg5 22.Qf2 a5-+) 22.fe6+- b4 23.ef7 Kh8 24.cb4 Rac8 25.b5 Qe7 26.e6 Rc2 27.Nf4 Qb4 (27...Rd8+-) 28.Nd5 Qb2 29.R3f2 Qa2 (29...Rf2 30.Qf2 Qf2 31.Kf2 g6+-) 30.Nb4 (30.Nb4 R2c3 31.Qc3 Qe6 32.Re1 Rc3 33.Re6+-) 1–0. Frink,Ferenc (2255) – Lorenc,Tomas (2160), Tatry op Tatranske Zruby, 2006. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.a3 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Bb4 12.c3 Be7 13.Nd2 0-0)

..... ..... 11.ab4 Nb4

12.Qb3 Qb5 13.Nbc3 Qc6 14.g4 Ne3 15.fe3 a5 16.Rfc1 (16.Ng3 b5-+) 16...Be7 17.Na2 Na2 18.Ra2 0-0 19.Rb1 Bg5 20.Nf4 Rfb8 21.c3 b5 22.h4 (better is 22.Qa3-+) 22...Bh4 23.Kg2 b4 24.Kf3 (24.cb4 Rb4 25.Qd3 Rb1 26.Qb1-+) 24...a4 25.Qd1 bc3 (better is 25...b3 26.Rh2 Be7 27.Qd2-+) 26.Qa4 Qa4 (26...Ra4?? 27.Rb8 Qc8 28.Rc8 Bd8 29.Rd8) 27.Ra4 h6 28.Ra8 Ra8 29.Rc1 Rc8 30.Nd3 Rc4 31.Rc2 Be7 32.Nc1 Ba3 (32...Bb4 33.Ke2-+) 33.Na2 (better is 33.Ne2 Bb2 34.e4 de4 35.Ke4-+) 33...Bb2 34.Ke2 f6 35.ef6 gf6 36.Kd3 e5 37.Rf2 Kg7 38.Kc2 (38.de5 fe5 39.Kc2 d4 40.ed4 ed4-+) 38...ed4 39.ed4 Rd4 40.Rf5 0–1. Frink,Ferenc (2210) – Sinka,Istvan (2300), HUN–chT2 Erkel, 2006. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5)

12.Qb3 Qc7 13.Na3 Be7 14.Rfb1=+ b6 15.c3 Nc6-/+ 16.c4 dc4 17.Qc4 0-0 18.Rc1 Rfc8 19.Nb5 Qd7 20.d5 ed5-+ 21.Qf4 Nb4 22.Rc8 Rc8 23.Ra7= Qb5 24.Qf5 Re8 25.Nd4 Qd3=+ 26.Qd3 Nd3-/+ 27.Nc6 Bc5 28.Bc5 bc5 29.Ne7 Kf8 30.Nd5 Re5 31.Ne3 f5 32.g3 f4 33.gf4 Nf4 34.Rc7 Ne6 35.Rb7 Nd4 36.Kg2 Re7-+ 37.Rb8 Kf7 38.Rc8 Ne6 39.Kf3 Rc7 40.Rh8 Nf8 0–1. Pop,Valer (2120) – Susterman,Anja (2230), Marijampole op, 1996.

12.Qb3 Qc7 13.c3 Nc6 14.Bc1 h5 (14...Be7 15.Re1+=) 15.Na3 Be7 16.Nc2 Kf8 Black loses the right to castle (16...h4 17.Ne3 Ne3 18.fe3=) 17.Ne3 Nh6 (17...Ne3 18.fe3 Kg8 19.Nf4=) 18.Nf4 g6 Consolidates f5+h5 (18...Kg8 19.Qa2=) 19.Rd1 (19.Qc2 Qc8=) 19...Na5 Black threatens to win material: Na5xb3 (19...Kg7 20.Qb1 Rac8 21.Bd2=) 20.Qc2 (20.Qb5 Nc6+=) 20...Nf5= 21.h3 h4 22.Nf5 gf5 23.Nd5 ed5 24.Qf5 Nc4 'the knight is the knight!' 25.e6 White has a mate threat 25...Bd8 26.Bf4 White threatens to win material: Bf4xc7 26...Qe7= Black threatens to win material: Qe7xe6 27.Qd5 Qe6 28.Qb7 Nb6 29.Re1 White threatens to win material: Re1xe6 29...Qd7 Black threatens to win material: Qd7xb7 30.Qf3 Bc7 31.Re4 Bf4= 32.Rf4 Black wins a piece 32...Re8 33.Ra5 The rook aims for Ra1–a5–d5–d6 33...Re1 34.Kh2 Rh7 35.c4 Nc8 36.Rd5+/- Qc7 37.c5 Ne7= Black threatens to win material: Ne7xd5 38.Rd6 The white rook is well posted. 38...Ke8? 39.Qa8+- Nc8 40.Re4 Re4 41.Qe4 Qe7?? Black has lost his nerve... understandable when you consider his position 42.Qc6+- Kf8 43.Qc8 Kg7 44.Qg4 Kh8 45.Rc6 Rg7 46.Rc8 (46.Rc8 Qf8 47.Rf8 Rg8 48.Qg8) 1–0. Frink,Ferenc (2200) – Varadi,Viktor (2345), Alfoeld Cup op, 2001. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

12.Qb3 Rc8 13.c3=+ Nc6 14.Qb6 ab6 15.Nd2 Be7 16.Rfb1= Bd8 17.c4 Nce7 18.Rc1 0-0 19.g4= Nh4 20.Bg5 Nc6 21.Bh4 Bh4 22.Nf3 Be7 23.cd5 ed5 24.Nf4 Nb4 25.Rc8 Rc8 26.Ra7 Rb8 27.Kg2 h6 28.h4 Kf8 29.g5 hg5 30.hg5 g6 31.Kg3 Bd8 32.Kg4 b5= 33.Ra1 Rc8 34.Rh1 Kg7 35.e6 Bc7 36.Rc1 Nc6= 37.Nd5 fe6 38.Nf6 Bd8=+ 39.Ne8 Kf8 40.Nd6 Ne5 41.Ne5 Rc1 42.Nb5 Rg1-+ 43.Kf3 Rg5 44.Ke4 Bf6 45.f4 Rg1 46.Nd3 Ke7 47.Nc3 g5 48.Ne2 Ra1 49.fg5 Bg5 50.Nc3 Bf6 51.Nc5 b6 52.Nd3 Rh1 53.Nb5 Rh5 54.Ne5 Be5 55.de5 Rh4 56.Kd3 Kd7 57.Nd4 Rd4! 58.Kd4 Kc6 59.Kc4 b5 60.Kd4 Kb6 61.Kc3 Kc5 62.Kb3 Kd4 63.Kb4 Ke5 64.Kb5 0–1. Davey,M (2020) – De Wachter,M (2270), 16th Open Leuven BEL, 2004.

12.Qd2 Nc6 13.c3 Be7 14.Qd3 0-0 15.Nd2 a5 16.Rfb1 Qc7 17.Nf4 Ne3 18.fe3 a4 19.e4 Bg5 20.Nd5 (20.Rf1 Rfd8-/+) 20...ed5 21.ed5 The passed pawn on d5 will quickly become a dangerous weapon 21...Bd2 (21...Nd8 22.Nc4-/+) 22.dc6 Bg5 23.cb7 The passed pawn on b7 quickly leads to threats 23...Ra7 24.Qb5 Rb8 25.Ra4 Ra4 (25...Qc3 26.Rc4 Be3 27.Kh1 Rab7 28.Rc3 Rb5 29.Rb5+-) 26.Qa4 Qc3 27.Qa7 Threatening mate: Qxb8 27...Be3 28.Kh1 Qc7 29.Qa1 g6 30.d5 Bb6 31.d6 (31.Qa6 Rb7 32.d6 Qc2-/+) 31...Qb7-+ 32.Qa2 (32.Qc3 Qd5-+) 32...Qe4 33.Rf1 Qe5 34.Qf7 Kh8 35.d7 Rd8 36.g3 (36.h3 Bc5 37.Rd1 Bd6-+) 36...Bc5 37.Qf6 (37.Qf3 Rd7 38.Qf4 Qf4 39.Rf4 Rd1 40.Kg2 Rd2 41.Kh1 Kg7-+) 37...Qf6 38.Rf6 Rd7 39.Rc6 Be7 40.Rc2 Bg5 (40...Kg7 41.Kg2-+) 41.Rc5 (41.h3 Rd3 42.Kg2 Be7-+) 41...Bf6 42.Rc6 Kg7 43.Rc2 Rb7 44.Kg2 Rb2 45.Rb2 0–1. sodiumattack (2150) – kaceparov (2225), gameknot.com, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Nb4)

12.Qd2 Nc6 13.c3 Be7 14.Qd3 0-0 15.Nd2 Qd8 16.Rfb1 b6 17.Bf4 Bg5 (17...Qd7 18.Ng3-/+) 18.Bg5 (18.Nf3 Bf4 19.Nf4 Nh4-/+) 18...Qg5-/+ 19.Nf3 Qd8 20.g4 (20.c4 dc4 21.Qc4 Qd7-/+) 20...Nh4 21.Nh4 Qh4 22.Qg3 Qe7 23.f4 White intends g5 (23.g5 Na5-+) 23...f6 24.Qh4 Rae8 25.ef6 Rf6 26.g5 Rf7 27.Qg3 Na5 28.h4 (28.Qd3 Nc4-+) 28...Nc4-+ 29.h5 Nd2 30.Re1 Ref8 (30...Ne4 31.Qh3-+) 31.Kh2 (31.Qg4 Nc4 32.g6 Rf6 33.gh7 Kh7-+) 31...Ne4-+ 32.Qg4 a5 33.Rg1 White intends g6 (33.g6 Rf6-+) 33...Qd6 (33...Rf5 34.Rge1-+) 34.g6 hg6 35.Qg6 Qe7 36.Rg2 (36.Qg4-+) 36...Rf6 37.Qg4 R8f7 (37...Rh6 38.Rag1 Kh8 39.Kh1-+) 38.Rag1 (38.Qh3 Rh6 39.Rg6 Rf6 40.Rh6 Rh6-+) 38...a4 (38...Nc3 39.Rc1 Ne2 40.Re2-+) 39.Ra1 (39.Qh3 Rh6 40.Rg6 Nf2-+) 39...b5 40.Qh3 (40.Rb1 Qe8-+) 40...Rh6 41.Rg6 Rf6 42.Rh6 Rh6 43.Kg2 Qf7 44.Rh1 a3 (44...a3 45.Qf3 Qf5-+) 0–1. sodiumattack (2100) – fanami (2125), gameknot.com, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Bd3 Bd3 8.Qd3 e6 9.Ne2 Nge7 10.0-0 Nf5 11.ab4 Nb4)

12.Qd2 Be7 13.c3 Nc6 14.Qd3 0-0 15.Nd2 Na5 16.Nf4 Ne3 17.fe3 Qd8 18.e4 Bg5 19.ed5 ed5 20.Qg3 Bf4 21.Rf4= Nc4 22.Nc4 dc4 23.Raf1 a5 24.e6 f6 25.Rg4 g5 26.h4 h6 27.Rf5+= a4 28.Re4 Qe7= 29.d5 a3=+ 30.Re1 Ra6 31.Qf2 b5 32.Qd4 Kh7 33.Ref1 a2 34.Ra1 Kg6 35.Rf2 Rfa8 36.h5 Kg7 37.Qe4 Qe8 38.d6 1–0. Frink,Ferenc (2300) – Bida,M (2105), Arad ROM, Open, 2011.

7.Nf3 e6

8.a4 Na5 9.Bb5=+ Nc6 10.Bf1-/+ Nge7 11.Nbd2 Bg6 12.Nh4 Nf5 13.Nf5 Bf5 14.Nb3 Be7 15.a5 Qc7 16.Bd3 Bd3 17.Qd3 a6 18.0-0 Rc8 19.f4 0-0 20.Ra2 Ra8 21.Rf3 f5 22.Rf1 b6 23.Rfa1 b5 24.Rd1 Rac8 25.Bf2 Rfe8 26.Qh3 Bf8 27.Qd3 Rcd8 28.Qe2 g6 29.Bh4 Be7 30.Be7=+ Re7 31.Rd3 Ra8 ½–½. marekt – steviousmattias, ChessWorld.net, 2008.

8.a4 b3 9.cb3 Bb4 10.Nbd2 a6 11.Be2 Bc3 Now all is on d4 12.Rc1 Qb4 13.0-0 Nge7 (worse is 13...Nd4 14.Nd4 Bd4 15.Bd4 Qd4 16.Nc4 Qd1 17.Nd6 (17.Rcd1? dc4 18.bc4 Bc2-+) 17...Kd7 18.Rfd1+= (worse is 18.Bd1 Ne7=)) 14.Nb1 Bb2 15.Rc5 Bb1 16.Qb1 Bd4 (16...Qb3? 17.Rc2+-) 17.Nd4 Nd4 (worse is 17...Qc5 18.Ne6 Qa5 19.Ng7 Kd8 20.Qb2+=) 18.Bd4 Qd4 19.b4 Ng6 20.Rc7 Qe5 21.Qc2 0-0 22.Rb7 Rfc8 23.Qd2 Nf4 24.Bf3 Rc3 25.Re1 Rc2 26.Qe3 Qf5 27.Bd1 Rb2 28.Qa7 Rf8 29.Rb8 g6 30.Rf8 Kf8 31.Qd4 Rd2 32.Qc5 Kg7 33.Qc3 e5 34.Bf3 Rc2 35.Qb3 Qd3 36.Qd3 Nd3 37.Rb1 Nb4 0–1. Pinasco,Damian (2035) – Koch,Christian (2260), IECG, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.a4 Rc8 9.Be2 Nge7 10.Nbd2 Na5 11.Bb5 Nec6 12.0-0 (12.Nh4 Bg6+=) 12...a6 13.Bd3 Bd3 14.cd3 Be7 15.h4 (15.Qb1 0-0-/+) 15...h6 16.h5 f5 17.ef6 Bf6 18.Ne5 Ne7 (better is 18...Nd4!? 19.f4 b3-/+) 19.Qg4+= b3 20.Rab1 Rf8 21.Rfe1 Kd8 22.Bf4 (22.Qd1!? Be5 23.de5+=) 22...Nf5-/+ 23.Qg6 (23.Ndf3 Nc6-/+ (23...Nd4?? 24.Nd4 Re8 25.Bd2 Be5 26.Re5+-)) 23...Qd4 24.Nf7 Kd7 (24...Rf7 25.Qf7 Qf4 26.Qe6-/+) 25.Be5 Be5 (25...Ne7!? 26.Qf6 gf6 27.Bd4 Rf7 28.Nb3 Nb3 29.Rb3 e5 30.Rb7 Rc7 31.Rc7 Kc7 32.Rc1 Nc6=) 26.Ne5= Ke7 27.Nb3 Nb3 (27...Qa4?? 28.Na5 Rc7 29.Nb7+-) 28.Rb3 b5 (28...Qa4 29.Rb7 Kd6 30.Nf7 Kc6 31.Rbb1+-) 29.ab5 Rc2? (29...ab5 30.Rb5 Rc2 31.Rb7 Kd8+-) 30.Nc6+- Rc6 31.bc6 (31.bc6 Qf6 32.Rb7 Kd6 33.Qf6 gf6 34.c7+-) 1–0. Alekhine,Alexander – Konjovic,N, Sombor sim, 1930. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

8.a4 Nge7 9.Nbd2 Rc8 10.Nh4 Nd4 11.Bb5=+ Kd8 12.0-0 Bc2 13.Qg4 Nec6 14.Bc6= bc6 15.a5 Qb5 16.Qd4= c5 17.Qb2 Bd3 18.Rfc1 c4 19.Qa2 a6=+ 20.Nhf3 b3 21.Qb2= Qb4 22.Rc3 Bg6 23.Nb3 Rb8 24.Ba7 Rb7 25.Bb6 Ke8 26.Nfd4 Rb6 27.ab6 Qb6 28.Qa2 Bb4 29.Qa4 Kf8 30.Qd7 (30.Qd7 Bc3 31.Ra6+-) 1–0. marekt – Romerm, ChessWorld.net, 2008.

8.a4 Nge7 9.Be2 Be4 10.Nbd2 Nf5 Now all is on d4 11.Nb3 Be7 12.0-0 0-0 13.Qd2 Na5 14.Nc5 Bf3 15.Bf3 Nc4 16.Qd3 Nce3 17.fe3 Bc5 18.dc5 Qc5 19.Rfe1 Rac8 20.Rac1 Ne7 21.Kf1 Nc6 22.e4 Ne5 23.Qe3 d4 24.Qf2 b3! 25.cb3 Qc1 26.Rc1 Rc1 27.Bd1 Rd1 28.Ke2 Rd3 29.b4 Rc8 30.Qf4 Rc2 31.Ke1 Ra3 (31...Ra3 32.h4 Ra1 33.Qc1 Rac1) 0–1. Hughes,Peter – Walczak,Piotr (2235), OP–2009–0-00929, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.ab4 Bb4 9.c3 Be7 10.Qc1 (10.Bd3 Qb2 11.Ra4 Bd3 12.Qd3 a6=+) 10...Rc8 (better 10...Nh6-+) 11.Nbd2? (better 11.c4 Nh6! 12.c5-/+) 11...Nb4!-+ 12.Rb1 (12.cb4 Rc1 Double attack (12...Rc1 Pinning; 12...Rc1 Deflection; 12...Rc1 Clearance)) 12...Bb1 13.Qb1 (13.Nb1 Na2 14.Qd1 Nc3 15.Nc3 Rc3 16.Be2-+) 13...Rc3 14.Be2 (14.Kd1 Qc6 15.Nb3 Qa4-+) 14...Nc2 15.Kd1 Ne3 (better 15...Ba3!? 16.Qb5 Kf8 17.Nb1 Ne3 18.Kd2 Rc2 19.Ke3 Bc1 20.Rc1 Qb5 21.Bb5 Rc1 22.Bd3-+) 16.fe3 Qb1 17.Nb1 Rb3 (17...Re3!? 18.Re1 Rb3 19.Kc2-+) 18.Kc2 Rb6 19.Nc3 a6 20.Na4 Rc6 21.Kd3 b5 (21...Kd7 22.Ra1-+) 22.Nc3 (22.Nc5 Nh6 23.Nd2 Bc5-+) 22...Bb4 (22...Nh6 23.e4 Bb4 24.Na2 de4 25.Ke4-+) 23.Rc1 (23.Na2 Bf8-+) 23...Rc3 24.Rc3 Bc3 25.Kc3 Kd7 26.Kb4 (26.Ng5 Nh6-+) 26...Kc7 (26...Ne7 27.Bd3-+) 27.Ka5 (27.Ng5 Nh6-+) 27...Kb7 (27...Ne7 28.Kb4-+) 28.Nd2 (28.Ng5 Ne7 29.Kb4 Nc6 30.Kc3 Nd8-+) 28...Ne7 29.Nb3 (29.Kb4-+) 29...Nc6 0–1. Valbuena Castro,Gregorio (1720) – Valarezzo Ricard,Pedro (1885), 18th Obert Internacional Sant Marti Gro, 2016. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Bd3 Bd3 9.Qd3 Nge7 10.0-0 Nf5 11.a4 Na5 12.Nbd2 Be7 13.Nb3 Nb3 14.cb3 0-0 15.g4 (15.a5!? Qa6 16.Qa6 ba6 17.Bd2+=) 15...Ne3-/+ 16.fe3 Rac8 17.Nd2 Rc3 18.Qe2 Bg5 (18...Bg5 19.Rf3 Qa6-+) 0–1. Sanchez Carazo,Gabriel – Veganzonez Rojo,David, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Bd3 Bd3 9.Qd3 Nge7 10.Nh4 Ng6 11.Ng6 fg6 12.0-0 Be7 13.Nd2 0-0 14.Rfb1 Qc7 15.Nf3 (15.Qb3!?-/+) 15...ba3-+ 16.c3 b6 17.Bg5? (17.Bc1 Na5-/+) 17...Na5 (better is 17...Rf3!? 18.Qf3 Bg5-+) 18.Be7 Qe7 19.Qb5 (19.Nd2 Rf7-/+) 19...Rfc8 (19...Nc4 20.Ra2-+) 20.Rc1 Nc4 21.Ra2 a6 22.Qb1 b5 23.Ne1 Rab8 24.Qb4 Qb4 25.cb4 a5 26.Nc2 ab4 27.Nb4 Ne5! 28.Rc8 (28.de5 Rc1 Mate attack) 28...Rc8 29.h3 Rc1 30.Kh2 Nc4 0–1. Stevens,A.M – Osbun,Erik D, Golden Knights Prelim, 1957. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Bd3 Nge7 9.0-0 Bd3 10.Qd3 h5 11.ab4 Nb4 12.Qb3 Rc8 Attacking the backward pawn on c2 13.Na3 Nf5 14.Rfb1 Qc6 15.Bd2 a5 (worse is 15...Nc2 16.Nc2 Qc2 17.Qb7+/-) 16.c3 a4 17.Qb2 Na6 18.Qb7 Ba3 19.Ra3 0-0 20.Qc6 Rc6 21.Ra4 Rfc8 22.h3 Nc7 23.Rb7 Kf8 24.Raa7 f6 25.ef6 gf6+/- 26.g4 hg4 27.hg4 Nd6 28.Rb3 Ne4 Attacks the backward pawn on c3 29.Kg2 Nd2 30.Nd2 Ne8 31.Nb1 Nd6 32.f3 R8c7 33.Ra2 f5 34.Re2 fg4 35.Re6 gf3 36.Kf3 Ne4 37.Rc6 Rc6 38.Ke3 Nd6 39.Nd2 Nc4? 40.Nc4+- dc4 41.Rb4 Ke7 42.d5 Rh6 43.Rc4 Rh5 44.Kd4 Kd6 45.Rc6 Kd7 46.c4 Rh4 47.Kc5 White plans d6 47...Rh5 48.Rg6 Rh4 49.Rg7 Ke8 50.d6 Kd8 51.Kd5 Kc8 52.c5 Kd8 53.Rg8 (53.Rg8 Kd7 54.c6#) 1–0. Ding Yixin (2350) – Janjghava,N (2305), Batumi GEO, World Rapid Ch (w), 2012. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.Bd3 Nge7 9.0-0 h5 10.Nh4 Bd3-/+ 11.Qd3 g6 12.Nd2 a5 13.Rfb1= Qa6 14.ab4 Qd3 15.cd3 b6 16.ba5 Ra5 17.Nb3= Ra1 18.Na1 Nc8 19.Nf3 Be7 20.Nc2 Kd7 21.h4 Rd8 22.Bg5 Bg5 23.Ng5 Ke7 24.Ra1 N8a7 25.Kf1 Rc8 26.Rb1 Rb8 27.Ke2 Nc8 28.Ra1 Rb7 29.Ke3 Ra7 30.Rc1= Rc7 31.Nb4 N8a7 32.Na6 Rb7 33.Rb1 Nc8 34.Rc1 N8a7 35.Nh7 b5 36.Nc5 Rb8 37.Nf6 b4 38.Nb3 Rb6 39.f3 Ra6 40.g4 hg4 41.fg4 Kf8 42.h5+/- Kg7 43.Rh1 Ra3 44.hg6?? Rb3= 45.gf7 Kf7-/+ 46.Rh7 Kg6-+ 47.Rh8? Nd4! 48.Rg8? Kf7 49.g5 Nf5 50.Kf4 Ne7 51.Ra8 Nac6 52.Nd7 Ng6 53.Kg4 Rd3 54.Kh5 Rd4 (54...Rd4 55.Rf8 Nf8 56.Nf8 Ne5 57.Nd7 Nd7 58.g6 Kg7 59.Kg5 b3 60.Kh5 Nf6 61.Kg5 Rg4#) 0–1. Figueroa,C – Davin,Patrick, Philadelphia, PA USA, 1995.

8.Bd3 Bg4 9.0-0 Bf3 10.Qf3 Nd4?? (better is 10...Nge7+=) 11.Qg4+- 1–0. Rodriguez Izquierdo – Torres Herrero, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Be2 ba3 9.Na3?? Ba3 10.0-0 Bb4 11.c4 Nge7 12.c5 Qc7 13.Nh4 Be4 14.f4 g6 15.g4 h6 16.Bd3 Bd3 17.Qd3 h5 18.f5 gf5 19.gf5 0-0-0 20.fe6 fe6 21.Rf7 Rdg8 22.Kh1 Qd8 23.Rf6 Qd7 24.Raf1 Rg4 25.Ng2 Nf5 26.Nf4 h4 27.Ne6-/+ Ng7 28.Rf8 Rf8 29.Rf8 Ne8 30.Qf5 Re4 31.Qg6 b6 32.Re8 Kb7 33.Bg5 Ka6 34.cb6= ab6 35.Ra8+/- Kb5 36.Bh4 Nd4= 37.Nd4 Rd4 38.Qc2 Qg4 39.Qa4 Kc5?? 40.Be7+- Kc4 41.Qb4 Kd3 42.Ra3 Ke4 43.Qd4! (43.Qd4 Kd4 44.Ra4 Ke5 45.Rg4+-) 1–0. Burnham,Frank D (1785) – Andersen,Niels Erik (2015), London ENG, 3rd Classic Open, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

8.Be2 ba3 9.Na3?? Ba3 10.0-0 Bb4 11.c4 Nge7 12.Nh4 0-0 13.g4 Be4 14.f3 Bg6 15.c5 Qc7 16.f4 Be4 17.f5 f6 18.ef6 Rf6 19.g5 (19.fe6 Re6 20.g5 Bc2 21.Qc2 Re3-+) 19...Rf5 20.Nf5 Nf5 21.Qb3 (21.Rf5 ef5 22.Bf3-+) 21...Ne3 22.Qe3 Nd4! (22...Nd4 23.Rac1 Ne2 24.Qe2 Bc5 25.Rc5 Qc5 26.Qf2 Qf2 27.Kf2 a5-+) 0–1. Cisnero,Juan Jose (2040) – Blankenberg,Bruno (2100), SEMI Zilbermints Benoni–A email, 2002. (=1.d4 c5 2.b4 cb4 3.e4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Be2 ba3 9.c4 dc4 10.Bc4 -+.

8.Be2 ba3 9.Nbd2 Nb4 10.0-0 Bc2 11.Qc1 Bd3 12.Bd3 Nd3 13.Qc3 Nb4 (13...Nb2!? 14.Nb1 Qb4 15.Qa3 Qa3 16.Na3 Ba3 17.Ra3-+) 14.Ra3-/+ Ne7 15.Nb3 Nec6 16.Rb1 Qc7 17.Ra4 b6 18.Nc1 a5 19.Ne2 Rc8 20.Rc1 Be7 21.Qb3 b5 22.Raa1 0-0 23.h4 a4 24.Qb1 Qb7 25.Bg5 Na5 26.Bd2 Nb3 27.Rc8 Rc8 28.Bb4 Bb4 29.Ra2 Be7 30.Qd3 Qc6 31.Kh2 Qc4 32.Qe3 (32.Qb1-+) 32...Nd4 33.Rd2 (33.Ned4 Qa2 34.Nb5 Qc4-+) 33...Nf3 34.Qf3 Qh4 35.Kg1 Qb4 36.Rd1 a3 (36...a3 37.Qd3 Qb2-+) 0–1. Vavruska,Antonin (2150) – Mrva,Marek (2215), CZE–chT1E, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Be2 Nge7 9.0-0+= Bg4 10.ab4 Nb4 11.c3 Nbc6 12.Na3 Nf5 13.h3 Bf3 14.Bf3 Ba3 15.Ra3 0-0 16.Rb3 Qc7 17.Qb1 Na5 18.Rb5 b6 19.Bd5 (better is 19.Bg5!? h6 20.Bd2-/+) 19...Ne3-+ (19...ed5?! 20.Qf5 Qc6 21.Rbb1+=) 20.Ba8 Nf1 21.Be4 Nd2 22.Bh7 Kh8 23.Qc2 Nac4 (23...Rc8 24.Qd2 Kh7 25.Qf4-+) 24.Rb4? (24.Bd3-+) 24...g6 25.Bg6 fg6 26.Qg6 Qf7 27.Qh5 Qh5 (27...Qh5 28.g4 Qh3 29.f4 Qg4 30.Kh2 Nf3 31.Kh1 Qh3) 0–1. Garcia Alvarez – Lobo Rogriguez (2190), Asturias–ch Oviedo, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Nh4 ba3!? 9.Nd2 Bb4-+ (9...Nd4 10.Nf5 ef5 11.c3+-).

8.Nh4 Bg6 9.Ng6+= hg6 10.a4 a5 11.Nd2 Nge7 (11...Nd4? 12.Bb5 Kd8 13.Nc4+-) 12.g4 Rc8 (worse is 12...Nd4 13.Bb5 Nec6 14.Nb3+/-) 13.Nb3 f5 14.Bb5 Rh3 15.Nc5 Kf7 16.Bf1 Re3 17.fe3 Ne5 18.gf5 (better is 18.Be2!?=) 18...Nf5-/+ (18...ef5 A) worse is 19.de5 Qc5 20.Qd4 Qc3 21.Qc3 Rc3-+ (21...bc3?! 22.Rb1+=); B) 19.Rg1+=; 18...gf5?! 19.Bb5+=) 19.Qd2?? (better is 19.Qe2-/+) 19...Bc5 (better is 19...Nf3 20.Kd1 Nd2 21.Kd2 Bc5-+) 20.dc5? (20.de5 Be3 21.Qg2-+) 20...Qc5 21.Bd3 Nf3 22.Ke2 Nd2 23.Kd2 Qe3 24.Kd1 e5 25.Rf1 e4 26.Be2 Rc2! 27.Kc2 Qe2 28.Kb3 Qc4 29.Kb2 Qc3 30.Ka2 Qc2 0–1. mars2010 – dulek1998 (1850), kurnik, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

8.Nh4 Bg6 9.Ng6+= hg6 10.Be2 (10.ab4!? Bb4 11.c3+=) 10...ba3-/+ 11.0-0 (11.Ra2 Nh6-/+) 11...Nh6 (better is 11...Qb2 12.Nd2 Nd4-+) 12.Na3-/+ Nf5 13.c3 a6 14.Qa4 (14.Bg5 Rc8-/+) 14...Rc8 (14...Qb2 15.Nc2 Qc3 16.Rab1-+) 15.Bd2 Be7 16.Rfb1 Qc7 17.Qb3 Rb8 18.Nc2 0-0 19.g4 Nh4 20.f4 f6 (20...Na5 21.Qa4 Nc4 22.Be1-/+) 21.c4= Qd7 22.c5 fe5 (22...g5 23.Qh3 gf4 24.Qh4 Nd4 25.Nd4 Bc5-/+) 23.fe5+= g5 ½–½. Wilm,Guenter – Bauch,Ralf (2115), Marianske Lazne op, 2005. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Qb6 6.Be3 Bf5 7.Nf3 e6)

7.g4 Be4

8.f3 Bg6

9.ab4 Qb4-+ 10.c3 Qb6 11.Bd3?? Ne5! 12.de5? Qe3 13.Be2 e6 14.Qa4 Kd8 15.Qa5 b6 16.Qa6 Qe5 17.Nd2 Be7 18.Kf2 Bh4 19.Kg2 h5 20.c4 Qe3 21.Rf1 Qd2 22.cd5 e5 23.d6 Qc2 24.d7 Nf6 25.Qb7 Be4! 26.fe4 Qe4 27.Qe4 Ne4 28.Bf3 Nd2 29.Ba8 Nf1 30.Kf1 Kd7 31.Bf3 hg4 32.Bg4 Kd6 33.Nf3 Bf6 34.Ke2 Rd8 35.Nd2 g6 36.Rc1=+ Bg7 37.Ne4+= Ke7 38.Rc7 Ke8 39.Ng5 Bh6 40.Nf7+= Rd2 41.Ke1 Rh2 42.Nd6+/- Kf8 43.Be6 Bf4? 44.Rf7+- Kg8 45.Rf4 Kg7 46.Rf7 Kh6 47.Ne4 Rh4 48.Bd5 Rf4 49.Ra7 g5 50.Ra6 Rf8 51.Rb6 Kh5 52.Nf6 Kh4 53.Rb4 Kg3 54.Nh5 Kh3 55.Be6 Kh2 56.Rb2 Kg1 57.Bh3 (57.Bh3 Rf3 58.Rg2 Kh1 59.Ng3 Rg3 60.Rg3 e4 61.Kf2 e3 62.Re3 Kh2 63.Bg4 Kh1 64.Rh3#) 1–0. Buerger,Helmut (1940) – Ganser,Johannes (1900), RL–chC Polch, 1993.

9.Ne2 e6 10.Nf4 (10.Bc1!?-+) 10...ba3 11.h4? (11.Ng6 hg6 12.Kf2 Qb2-+) 11...h5 (better is 11...Qb2 12.Nd2 Bc2-+ (12...Qc2?! 13.Bb5 Qc3 14.Kf2-+)) 12.Ng6 fg6 13.Bd3 Ne5! 14.Kf2 (14.de5 Qb2 Double attack (14...Qe3 Pinning; 14...Qe3 Deflection; 14...Qb2 Decoy)) 14...Nd3 15.Qd3 Kf7 16.Na3 Ba3 17.Ra3 Nf6 18.Rb3 Qc7 19.Rc3 Qd7 20.g5 Ne8 21.Rb1 Nd6 22.Bf4 Nc4 23.Rcb3 b6 24.Re1 Rhe8 0–1. KingGeorge – Steinzell, playchess.de, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Bf5 7.g4 Be4 8.f3 Bg6)

9.Kf2 Rc8 10.c4 bc3!-+ 11.Nc3 Qb2 12.Nge2-/+ e6 13.Ra2 Qb6 14.h4 f6 15.h5 Bf7 16.f4 fe5 17.fe5 h6 18.Nf4 a6 19.Bd3 Nge7 20.Na4= Qc7 21.Nc5 Nd8 22.Bg6 Ng6-/+ 23.hg6 Bc5 24.Rc2-+ Nc6 25.Rc5 Bg6-/+ 26.Ng6 Qf7 27.Nf4 g5 28.Kg3 gf4-+ 29.Bf4 ½–½. Portisch,Gabor (2305) – Csiszar,Csaba (2245), Zalaegerszeg, 1993.

9.Nh3 e6 10.a4 a6 11.Nf4 Ne5! 12.Kf2 (12.de5 Qe3 Double attack (12...Qe3 Pinning; 12...Qe3 Deflection; 12...Qc7 Decoy)) 12...Nf3?? (better is 12...Nc6-+) 13.Ng6+= hg6 14.Kf3 Nf6 15.Nd2 Rc8 16.h4 Bd6 17.Bd3 Qc7 18.Rb1 Qd7 19.g5 Ng8 20.a5 Ne7 21.Kg2 Nc6 22.Nb3 Ke7 23.h5 gh5 24.Rh5 Rhg8 25.Qf3 Rcf8 26.Re1 Kd8 27.Bf4 Kc8 28.Qg3 Bf4 29.Qf4 Qd8 Attacking the isolated pawn on a5 30.Qd2 Na5 31.Qb4 Nc6 32.Qd2 g6 33.Rh7 Rh8 34.Reh1 Rh7 35.Rh7 Rh8 36.Rf7 Rh5 37.Rf6 Qh8 38.Qf4 Nd8 39.Rf8 Rg5 40.Qg5 Qf8 41.Qg6 Qb4 42.Qg7 Qb6 43.Nc5 Qc6 44.Be2 a5 45.Qg3 Qc7 46.Qc3?? Qg7 47.Kf2 Qf6 48.Bf3 Nc6 49.Nb3?? a4+= 50.Na5?? Qd4-+ 51.Qd4 Nd4 52.Ke3 Nc2 53.Kd3 Nb4 54.Kc3 Na6 55.Be2 Nc7 56.Kb4 b5 57.Nc6 Kd7 58.Nd4 e5 59.Nb5 Nb5 60.Bb5 Ke6 61.Ba4+= e4 62.Kc3 Ke5 63.Bc6 ½–½. Recoder Creus,Jordi (1965) – Medina Masdeu,Rasen (1825), Llinars del Valles ESP, 6th Open, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

9.h4 h5 10.e6 fe6 11.Bd3 Bd3 12.Qd3 hg4 13.fg4 Nf6 14.Nf3 Rc8 15.ab4 Qb4 16.Nbd2 Qd6 17.Bf2 Ne4 (better is 17...Nb4 18.Qg6 Kd8-/+) 18.Ne4= de4 19.Qe4 Qd5 20.Qg6 Kd8 21.Rh3 Rh6 22.Qg5 a6 23.Ne5 Rf6 24.Rd1?? Qg2-+ 25.Qe3 Nb4 26.Qg3 Nc2 27.Ke2 Qe4 28.Kf1 b5 29.g5 Rf4 30.Qb3 Qd5 31.Qd3 Nb4 32.Qa3?? Rc2 33.Rh2?? Rff2! 34.Kg1 Rg2 (34...Rg2 35.Kf1 Rcf2 36.Ke1 Nc2#) 0–1. Alexandria,Cesario (2115) – Valle,Adriano (2305), Brasiliense–ch, 1990. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

9.h4 h5 10.e6 hg4 11.Bd3 Bd3 12.ef7 Kf7 13.Qd3 Nf6 (13...g3 14.Ne2-+) 14.fg4 Qc7 (14...Kg8!? 15.Nf3 e6 16.g5-+) 15.Ne2 e5 (15...Ng4!? 16.h5 Nf6 17.Qg6 Kg8 18.ab4-+) 16.g5 Ne4 17.de5 (better 17.Nd2 Nd2 18.Bd2 ba3 19.Qf3 Ke8 20.Qd5-+) 17...Qe5 18.Bf4 Nc5 (better 18...Qe6 19.Be3 Bd6-+) 19.Qf3?? (better 19.0-0 Nd3 20.Be5 Kg8 21.Bg3 Bc5 22.Kg2-+) 19...Nd4 (19...Qa1?? 20.Be5 Ke8 21.Ba1+-) 20.Qf2 (20.Be5 Nf3 21.Kf1 Ne5 22.ab4-+) 20...Qe2 (20...Nc2 21.Kf1 Qe4-+ (21...Qa1 22.Be5 Kg8 23.Ba1+=)) 21.Qe2-/+ Ne2 22.Ke2 Ne4 23.a4? (better 23.Kf3!? Be7 24.ab4 Bg5 25.Bg5 Ng5 26.Ke3-/+) 23...Re8 24.Kf3 Rc8 25.Ra2 Be7 26.a5 (26.Nd2 Ng5! 27.Kg4 Nh7-+) 26...Ng5! 27.Bg5 (27.Bg5 Bg5 Combination; 27.hg5 Rh1 Pinning (27...Rh1 Deflection)) 27...Bg5 28.Kg4 (28.Rd1 Rh4 29.Rd5-+) 28...Bh4! 29.Rd1 (29.Rh4 Rc4 Deflection (29...Rc4 Decoy)) 29...Ke6 30.Nd2 Bf6 31.Nf3 (31.a6 Rh4 32.Kg3 Rc3 33.Nf3-+) 31...Rc4 32.Kg3 Rhc8 (32...Rc3 33.a6 b6 34.Ra4 Be5 35.Kg2 Rc2 36.Kg1 Bh2 37.Kf1-+) 33.Rd2 (33.Rb1 g5 34.Rb3 g4-+) 33...Rc3 34.Kg2 (34.a6 b6 35.Ra4 Be5 36.Kf2 Rf8-+) 34...Ra3 35.c4 (35.Re2 Kd6 36.Ra3 ba3-+) 35...dc4 36.Re2 Kf7 37.Rad2 (37.Ra3 ba3 38.Ra2 Bb2-+) 37...Rd3 (better 37...c3!? 38.Rd7 Kg6 39.Ne1-+) 38.Rd3 (38.Re4 b3 39.Rc4 Rc4 40.Rd3 b2 41.Rd7 Be7-+) 38...cd3 39.Ne5 (39.Re3 Rc3 40.Re1 Rc2 41.Kg3-+) 39...Be5 40.Re5 Rd8 41.Re1 b3 42.Kf2 b2 43.a6 ba6 44.Ke3 Re8 (44...Re8 45.Kd2 Re1 46.Ke1 b1Q 47.Kd2 Qc2 48.Ke3 d2 49.Kf4 Qa4 50.Kg3 d1Q 51.Kg2 Qf4 52.Kh3 Qdg4) 0–1. Rositsan,Boris (2165) – Slusnys,Evaldas (1875), Lithuanian Blind and Visually, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Bf5 7.g4 Be4 8.f3 Bg6)

9.h4 h5 10.Kf2 e6-+ 11.Ne2 hg4 12.fg4 Be4 13.Rh3 f6 (13...Nh6 14.Bh6 Rh6 15.Ke1-+) 14.Nd2 Bg6 (14...Bh7 15.Rb1-+) 15.Nf4 Bf7 16.ab4? (better is 16.ef6 Nf6 17.g5-/+) 16...fe5-+ (16...Bb4?! 17.ef6 Nf6 18.g5 Bd2 19.gf6 Be3 20.Re3 Rh4 21.Nd5-+; 16...Qb4?! 17.ef6 Nf6 18.g5+=; 16...Nd4 17.Nf3 Qb4 18.Qd4+-; 16...Nb4 17.c3 Nc6 18.g5=) 17.de5 (17.Nd3 ed4 18.Bf4 Nb4-+) 17...d4 (17...Qb4?! 18.Nd3 Qc3 19.Rb1-/+) 18.Nc4 de3 19.Re3 Qd8 (19...Qb4!? 20.Rb1 Qc5 21.Rb7-+) 20.g5 Rh4 21.Qd8 Nd8 22.Kg3 Rf4! 23.Kf4 Bb4 24.Rb3 Bc5 25.Rb5 Rc8 26.Bd3? Ne7 27.Rh1 a6 28.Rh8 Kd7 29.Rb1 b5 30.Nd2 Ng6 31.Bg6 Bg6 32.Ne4 Be4 33.Ke4 Nf7 34.Rc8 Kc8 0–1. Vogiatzis,Dimitrios – Maettig,Stefan, Mittelfranken–ch, 1994. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

9.h4 h5 10.g5 e6 11.Nd2 Ne5! 12.ab4 (12.de5 Qe3 Double attack (12...Qe3 Pinning; 12...Qe3 Deflection; 12...Qc7 Decoy)) 12...Bb4 13.Nh3? (13.Ra4 Nc6 14.Ne2-+) 13...Ne7 14.Kf2 Nf5 15.c3 (15.Nf4 Bc3 (15...Nd4?! 16.Nb3-/+) 16.Ra4 Rc8-+ (16...Nd4?! 17.Ng6 fg6 18.Nb3-/+)) 15...Bc3 16.Qa4 Nc6 17.Rb1 Qc7 18.Bf4 Qe7 19.Bd3 Bd4 20.Ke2 e5 21.Bh2 0-0 22.Rhe1 a6 23.Rbc1 Nb4 24.Nf2 Bf2 25.Bf5 Be1 26.Bg6 Bd2 27.Bh7 Kh7 28.Kd2 Rac8 White resigns. (28...Rac8 29.Qb3 Rc1 30.Kc1 Qc5 31.Kd1 Qd4 32.Ke2 Rc8-+) 0–1. Tufan,Turker – Perez,Brigiliano (2370), IECG, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

6.Be3 Nh6

7.ab4 Qb4 8.c3 Qb2 9.Ra3 Qb6 10.Bd3 g6 11.Ne2 Bf5 12.0-0 Bd3 13.Qd3 Nf5 14.Nd2 Bg7 (14...Qc7 15.c4 e6 16.c5=+) 15.h3 (15.Rb1 Qc7=) 15...0-0 16.g4 (16.Rb1!? Qc7 17.Qb5=) 16...Ne3-/+ 17.fe3 e6 18.Kg2 f6 19.ef6 Bf6 20.Nf4 Rae8 21.c4 Bg5 22.Rb3 Qc7 (better 22...Qd8!? 23.cd5 Na5-/+) 23.cd5= ed5 24.Nd5 Qd8 25.Rf8 Kf8 (25...Rf8!? 26.e4 Ne7 27.Ne7 Qe7+=) 26.e4+- Bd2 (26...Na5 27.Rb5+-) 27.Qd2 (27.Rb7!? Kg8 28.Qd2 Qh4+-) 27...Re4+- 28.Qh6?? (better 28.Qf2 Kg7 29.Rb7 Kh6 30.Kf1 Nd4 31.Nf6 Re1 32.Ke1 Qa5 33.Qd2 Qd2 34.Kd2+-) 28...Kg8?? (better 28...Ke8 29.Rb5 Nd4 (worse 29...Rd4 30.Qh7 Rd2 31.Kf1 Rd5 32.Qg8 Ke7 33.Qd5 Qd5 34.Rd5+=) 30.Qh7 Rg4 (worse 30...Nb5 31.Qg6 Kf8 32.Qe4+=) 31.hg4 Nb5 32.Qg6 Kd7 33.Qf5 Kd6=+) 29.Rb7+- (29.Rb7 Re7 30.Ne7 Ne7 31.Qg5 (31.Ra7?! Qd5 32.Kf2 Qd4 33.Qe3 Qf6 34.Ke2 Kf7+-) 31...Qd5 32.Qd5 Nd5 33.Kf3+-) 1–0. Frink,Ferenc (2170) – Beles,Milan (2105), Tatry op, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Nh6)

7.ab4 Qb4 8.c3 Qb2 9.Ra3 Qb6 10.Bh6 gh6 11.Bd3 h5 12.Rb3 Qc7 13.Qh5 Rg8 14.Qh7 Rg7 15.Qh8 Rg2 16.Ne2 Rg7 17.h4 Bd7 18.h5 0-0-0 (18...Rg5 19.h6 Na5 20.Rb2+-) 19.h6 Rg5 20.f4 Rg4 21.Qh7 Na5 22.Rb2 Nc4 23.Ra2 Qb6 24.Nd2 Kb8 25.Kf2 (25.Nc4 dc4 26.Be4 Bc6 27.Bc6 Qc6+/-) 25...Nd2 26.Rd2 Rc8 ½–½. Frink,Ferenc (2210) – Szabo,Krisztian (2515), Zalakaros op, 2009. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Nh6)

7.ab4 Qb4 8.c3 Qb2 9.Ra3 e6 10.Rb3 White threatens to win material: Rb3xb2 10...Qa2 11.Bc1 Qa5 White king safety improved 12.Nf3 (12.Bh6 gh6 13.Nf3 b6=) 12...Qc7 (12...Nf5 13.Rb2=) 13.Bd3 Bd7 14.Bh6 gh6 Black has the pair of bishops 15.Qc2 (15.Rb2 a5=) 15...0-0-0 (15...a5 16.Nbd2=) 16.0-0 Na5 17.Rb2 Nc4 Black threatens to win material: Nc4xb2 (17...Kb8 18.Ra2=) 18.Ra2 White threatens to win material: Ra2xa7 18...Kb8 19.Nbd2 Nd2 20.Nd2 Rc8 21.Rfa1 (21.Rc1!?= is an interesting alternative) 21...Qc3+= 22.Qb1 White has a king attack 22...Qd4 23.Nf3 Qc5 24.Rc2+= Qb6 25.Rb2 White threatens to win material: Rb2xb6 25...Qc7 Black has a cramped position 26.Ba6 b6 27.Bc8 Kc8 28.Nd4 Bc5 29.Nb3+/- Kb8 30.Nc5 Qc5 31.Rc2 White threatens to win material: Rc2xc5 31…Qd4 32.Qa2 b5 33.Qa3+- Qb6 34.Qe7 Rc8 35.Rca2 Rc7+= 36.Rd2 Bc8 37.Qa3 b4 Black threatens to win material: b4xa3 38.Qf3 a5 39.Rda2? b3-+ 40.Rb1? Rc4 41.h3 a4 42.Qf7? Qc7-+ 43.Qe8?? sad, but how else could White save the game? 43...Rc1 44.Kh2 Rb1 45.Ra4 Qc5 46.Qd8 b2 47.Ra6 Rh1! Mate attack 48.Kh1 Qc1 49.Kh2 Qf4 (49...Qf4 50.g3 Qf2 51.Kh1 b1Q) 0–1. Frink,Ferenc (2180) – Duppel,Matthias (2375), Erkel Memorial op, 2000. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.ab4 Qb4-/+ 8.Nd2 Nd4 9.Rb1 Qc3 10.Bb5? Nb5-+ 11.Rb5 Qe5 12.Ngf3 Qd6 13.0-0 a6 14.Nc4 dc4 15.Rd5 Qc7 16.Bf4 e5! 17.Be5 Qb6 18.Bd4= Qc7 19.Be5 ½–½. Heinrich,Olaf (2290) – Guelker,Lorenz (2225), RSX7E – B20 – Siz. FluegelGmbt–1, 2008.

7.ab4 Qb4 8.c3 Qb2 9.Ra3 Bf5 10.Rb3 Qa2 11.Rb7 Na5 12.Rb4 Bc2 13.Qe2 Nc4 14.Bh6 e6 (14...gh6?! 15.Qf3 Be4 16.Bc4 Qc4 17.Qg3=) 15.Rc4 Qb1 16.Kd2 dc4 17.Qc4 Rb8 18.Bf4 Ba3 19.Ke3 (19.Ne2 0-0 20.Ke3-+) 19...0-0 20.Kf3 Rfc8 (20...Rfc8 21.Qa6 Rc3 22.Be3 Bd1 23.Be2 Be2 24.Ne2 Re3 (24...Qh1?! 25.Nc3 Bf8 26.Kg3-+) 25.fe3 Qh1 26.Qa7 Rb3-+) 0–1. Migliorini,Roberto (1980) – Balza,Fernando (1820), Zilbermints Benoni (A), 2002. (=1.d4 c5 2.b4 cb4+= 3.e4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Nh6)

7.Bd3 Nd4? 8.Bd4 Qa5 9.ab4 Qb4 10.c3 +-.

7.Bd3 Bf5 8.Ne2 g6 9.0-0 Bd3 10.Qd3 Nf5 11.ab4 Nb4 12.Qb3 Rd8 13.c3 Nc6 14.Qb6 ab6 15.Nd2 Ne3 16.fe3 Bh6 17.Nf4 Bf4 18.ef4 Kd7 19.Rfb1 Ra8 20.Ra8 Ra8 21.Rb6 Kc7 22.Rb3 Ra2 23.Nf3 h6 24.g4 e6 25.h4 Na5 26.Rb1 Nc4 27.h5 gh5 28.g5 hg5 29.Ng5 h4 30.Rf1 Rc2 31.f5 Rc3 32.fe6 fe6 33.Ne6 Kc6 34.Rf7 Rg3 35.Kf2 b5 36.Nd8 Kb6 37.Rd7? Rg8-+ 38.Ne6 b4 39.Nc5 Kc6 40.e6 Nd6 41.Nd3 b3?? 42.Nb4?? Kb5-+ 43.Nd5 Nf5 44.Nf6? Rf8 45.Rf7 Rc8 46.Ne4 Rc2 47.Kg1 Ng7 48.Rg7 Ka6?? 49.Kh1 b2 50.Rg1 h3?? 51.Nc5 Ka5 52.Nd3 h2 53.Rb1 Re2 54.d5 Re3 55.Nb2 Re2 56.Nc4 Ka4 57.Nb6 Ka5 58.Nc8 Re5 59.d6 Re2 60.d7 Rd2 1–0. Frink,Ferencz – Vojtek,V (2295), Tatry Open Tatranske Zruby CZE, 2010. (=1.e4 c5 2.b4 cb4 3.a3 Nc6 4.d4 d5 5.e5 Qb6)

7.Bd3 Bg4 8.Qd2 ba3 (8...Nd4? 9.Bd4 Qd8 10.Qb4+-) 9.Bh6 Qb2 10.Ra3 Qb1 11.Qc1 Qc1 12.Bc1 Nd4 (better is 12...Nb4!?-/+) 13.Ra4= Nc2 14.Bc2 Bd7 15.Ra2 e6 16.Nf3 Bc5 17.Ba3 Ba3 18.Ra3 Ke7 19.Kd2 Rhc8 20.Bb1 b6 21.Bd3 f6 22.Ra6 Rf8 23.Rha1 fe5 24.Ne5 (worse is 24.Ra7 Ra7 25.Ra7 Kd6 26.Bh7 e4=) 24...Rf2 (24...Be8 25.Ke3+/- (25.Ra7?! Ra7 26.Ra7 Kd6+=)) 25.Ke3 Rg2 26.Ra7 Ra7 27.Ra7 Kd6 28.Nd7 Rh2 29.Nb6 Rh3 30.Kd2 e5 31.Nc8 Kc5 32.Rc7 Kd4 33.Be2 g6 34.Nd6 h5 35.Rg7 Rb3? 36.Rg6 Rb2 37.Ke1 h4 38.Nf5 Ke4 39.Nh4 d4 40.Rg4 Kd5 41.Bd3 Rb3 42.Be4 Kc4 43.Nf3 (43.Nf3 Kc5 44.Ne5 Re3 45.Kd2+-) 1–0. Frink,Ferenc (2080) – Langner,L1 (2350), Tatranske Zruby SVK, Tatry Open, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Be3 Nh6)

7.Bd3 Ng4 8.Ne2 f6 9.ef6 ef6 10.Nf4 Bd6 (worse is 10...Ne3 11.fe3 Ne7 12.Qh5 Kd8 13.Qf7+=) 11.Nd5 Qa5 12.Bc4 Bf5 13.0-0 Bh2 14.Kh1 Bd6 (14...Ne3? 15.fe3 Bg6 16.Kh2+-) 15.Ra2 Qd8 (15...Ne3?! 16.fe3 Bg6 17.ab4=) 16.ab4 Be6 17.Qe2 f5 18.Bg5 Qg5 (18...Nd4 19.Qd2 Bb4 A) 20.Nb4? Qc7 21.Bf4 Qc4-+; B) worse is 20.Qb4 Qg5 21.Nc7 Kd7 22.Be6 Kc7 23.Qc3 Kb8 24.Qg3 f4 25.Qg4 Qh6 26.Kg1 Ne6-/+ (26...Qe6?! 27.Qf4 Kc8 28.Qd4 Qa2 29.Qc5 Kb8 30.Qd6 Kc8 31.Qc5 Kb8 32.Qd6 Kc8 33.Qc5=); C) 20.Qd4 Qg5 21.Kg1 Bd6+=; D) 20.c3+-) 19.Qe6 Be7 20.Nc7 Kd8 21.Qd6 Bd6 22.Ne6 Ke7 23.Ng5 Bb4 (worse is 23...Nd4 24.c3 Ne5 25.Bd5=) 24.Nf3 Bd6 25.Rb2 Rab8 26.Re1 Kd8 27.Kg1 Re8 28.Rf1 a6 29.Bd3 g6 30.c4 Nb4 31.Be2 b6 32.Nc3 Re7 33.Rfb1 a5 34.Nb5 Kd7 35.Ra1 Bc7 36.Bd1 Bf4 37.g3 Bh6 38.Ba4 Rd8 39.Nc3 Kc7 40.Rd1 Bg7 41.Kg2 Kb7 42.Nb5 Bf6 43.Rbd2 h5 44.Rc1 Bg7 45.Rf1 Bh6 46.Rb2 f4 47.gf4 Bf4 48.Rd1 Rde8 49.Nc3 Rc8 50.Bb5 Rf8 51.c5 Be3 52.Rb4 ab4 53.c6 Kb8 54.Nd5 Ref7 55.fe3 Rf3 56.c7 Kb7 57.Ba6 Ka6 58.c8Q Rc8 59.Kf3 Rf8 60.Kg3 Kb5 61.Rb1 b3! 62.Rb3 Kc4 63.Rb6 Kd5 64.Rg6 Rf5 65.Kh4 Nh2 66.Rg7 Nf3 67.Kg3 h4 68.Kg4 Rf8 69.Kh3? Ke4 70.d5 Rd8 71.Re7 Kd5 72.Kg2 Rf8 73.Ra7 Ke4 74.Ra4 Ke3 75.Ra3 Ke4 76.Ra4 Ke5 77.Ra5 Kf4 78.Ra4 Kg5 79.Ra5 Kg4 80.Ra4 Rf4 81.Ra1 h3 (81...h3 82.Kf2 Nd4 83.Kg1 Rf6-+) 0–1. Wlasow,Andrey (1920) – Schroeder,Christoph (2130), OP–2009–0-00725, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

7.Nf3 Nf5-/+ 8.ab4 Qb4 9.Bd2 Qb6 10.c3 e6 11.Bd3 Be7 12.0-0 Qd8 13.Re1 a6 14.Bc1 Rb8 15.Nbd2 b5=+ 16.Nb3 0-0 17.Bf4 a5 18.g4 Nh4 19.Nh4 Bh4 20.Na5? Na5-+ 21.g5 Bg5 22.Qh5 h6 23.Bg5= Qg5 24.Qg5 hg5 25.Ra5 Bd7 26.Ra7 Bc6 27.Rb1 Ra8 28.Rba1 Rfd8 29.Ra8+= Ra8 30.Ra8 Ba8 31.Bb5 f6 32.Kf1 Kf7 33.Ke2 fe5 34.de5+/- Kg6 35.Bd3 Kf7 36.f3 Bc6 37.Kf2 g6 38.Ke3 Ba4 39.f4 g4 40.Be2+- Bd7 41.Bg4 Ba4 42.Be2 Bb3 43.Kd4 Bc2 44.c4 dc4 45.Bc4 (45.Bc4 Bf5 46.Bd3+-) 1–0. marekt – harn, chessworld.net, 2008.

7.Bh6 Qd4 8.Qd4 Nd4 9.Bd3 gh6 10.ab4 Nc6 11.Bb5 Rg8 12.g3 f6 13.ef6 ef6 14.c3 d4! 15.cd4 Bb4 16.Nd2 Be6 17.Ngf3 Bd5 18.0-0 Kd7 19.Rfb1 a5 20.Kf1 Kd6 21.Ke2 Rgc8 22.Kd3 Na7 23.Bc4 Bf3 24.Nf3 b5 25.Bf7 Nc6 26.Nh4 Ne7 27.Rb3 Rf8 28.Bh5 Rac8 29.Ng2 f5 30.Bf3 Rc4 31.Ne3 Rfc8 32.Rab1 Rc3 33.Rc3 Rc3 34.Ke2 f4 35.gf4 Ng6 36.Ng2 Rc2 37.Ke3 Ne7 38.Be4 Rc3 39.Ke2 Nc6 40.Rd1 a4 (40...Rh3!?-/+) 41.Ne3= a3 42.Bh7 Rb3 43.Bg8 Rb2 44.Kf3 Kd7 45.f5 Bc3 46.f6 a2 (worse is 46...Bd4 47.f7 Ne5 48.Ke4 Nf7 49.Kd4+/-; 46...Nd4 47.Ke4 Ke8 48.Nd5 Re2 49.Kd3+/-) 47.Ba2 (47.f7 Bb4 (47...Nd4? 48.Kg2 Ke7 49.Nd5 Kf8 50.Nc3+-) 48.Ke4 Bf8-/+ (48...Rf2?! 49.d5 Nd8 50.Ng4=)) 47...Ra2-/+ (47...Nd4?! 48.Kg2 Ra2 49.Nf5=) 48.Nf5 h5 49.f7 Ra8 50.Kg3? (better is 50.Ke4!?-/+) 50...Rf8-+ 51.d5 Ne7 52.Ne7 Ke7 53.d6 Kd7 54.Rd3 b4 0–1. Migliorini,Roberto (1980) – Blankenberg,Bruno (2100), SEMI Zilbermints Benoni–A email, 2002. (=1.d4 c5 2.b4 cb4+= 3.e4 d5 4.e5 Nc6 5.a3 Qb6 6.Be3 Nh6)

6.Nf3 Bf5

7.ab4 Nb4 8.Na3 e6 9.Bb5 Nc6 10.0-0 (10.c3!?-/+) 10...Ba3 11.Bc6 Qc6 (11...bc6?! 12.Ba3 Qb5 13.Qd2=) 12.Ba3 Ne7 (12...Qc2!? 13.Qe1 Nh6-/+) 13.Qd2 Rc8 (13...Ng6 14.Rfc1+=) 14.g4 (14.Be7!? Ke7 15.Ra7+/-) 14...Bg6 (14...Be4 15.Be7 Ke7 16.Qb4 Kd7 17.Ng5=) 15.Qg5 (15.Be7 Ke7 16.Qb4 Kd7 17.Ra7 A) 17...Bc2 18.Rc1 (18.Qb7?! Qb7 19.Rb7 Kc6 20.Rf7 Rhf8 21.Rf8 Rf8+-) 18...Rb8 19.Ra2+-; B) 17...Qc2 18.Qd6 Ke8 19.Rb7 Qf2 20.Rf2 Rc1 21.Kg2 Rg1 22.Kg1 Be4 23.Qe7; C) 17...Rc7=) 15...Qd7 (15...Ng8 16.Bd6-/+) 16.Bc5 (better is 16.Qe7!? Qe7 17.Be7 Ke7 18.Rfb1=) 16...a6 (16...Bc2?! 17.Be7 Qe7 18.Qg7=) 17.Rfb1 Nc6 18.Rb6 h6 (18...Bc2?? 19.Qg7 Kd8 20.Qh8 Kc7 21.Qg7+-) 19.Qd2 Be4 20.Ne1 (20.Qe2!?-/+) 20...Ne5!-+ 21.Qb4 Nc6 22.Qa3 e5 23.f3 Bg6 24.Rab1 Rc7 25.Bd6= Nd8 26.Be5 Rc6 27.Bg7 Rh7 1–0. Puzzoni,Christian (2070) – Maldarelli,Lorenzo (1790), Sardegna Reg–ch, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

7.ab4=+ Nb4 8.Na3 e6 9.c3 Nc6 10.Nb5 Rd8 11.Be2 a6=+ 12.Na3 Nge7 13.0-0=+ Nc8 14.Bd3 Bd3 15.Qd3 Be7 16.Bf4 Na5 17.Nd2 Qc7 18.Qg3 Kf8 19.h4 b5 20.Nc2 Qb6 21.h5 h6 22.Be3 f5 23.ef6+= Bf6 24.Bf4 Rd7 25.Ne3 Nc6 26.Ng4 Rf7 27.Nb3 a5 28.Rfe1 a4 29.Nc5 Nd8 30.Nf6 gf6+= 31.Qg6 Ne7 1–0. Kadas,Gabor (2280) – Katona,Marton (2190), Nyiregyhaza op, 1994.

7.Be2 e6 8.0-0 Rc8 9.Be3 a5 (9...ba3 10.Na3 Qb2+=) 10.Nh4+= Nce7 11.c4 dc4 12.ab4 (12.Nd2!? Bd3 13.Bd3 cd3 14.ab4 ab4 15.Ne4=) 12...Qb4-/+ (12...ab4?! 13.Nd2 Bd3 14.Bd3 cd3 15.Ne4=) 13.Bd2 Qb5 (13...c3 14.Nc3 Rc3 15.Nf5 ef5 16.Bc3 Qc3 17.Qa4 Nc6+/-) 14.Na3= Qd7? (14...Qd5 15.Qa4 Nc6 16.Nf5 ef5+/-) 15.Nc4+- (15.Nf5 A) 15...ef5 16.Nc4 Nd5 17.Ra5+- (17.Ba5?! Rc6+-; 17.Na5?! b5+-); B) 15...Nf5 16.Nc4 Qd4 17.Qa4 Rc6+/-) 15...Nd5 16.Nf5 ef5 17.Ra5 (17.Ba5?! Be7+-; 17.Na5 b6 18.Qb3 ba5+-) 17…Be7 1–0. Gietl,Thomas (2305) – Reich,Thomas (2370), Bayern–chA Germany, 1997. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.Nh4? Bc2 (better is 7...Qd4!? 8.Qd4 Nd4 9.Kd2-+) 8.Qc2-/+ Qd4 9.Bb5 Rc8 (9...Qa1 10.Bc6 Kd8 11.0-0+=) 10.Nf3? (better is 10.ab4 Qh4 11.Bd2-/+) 10...Qa1 11.Bb2 Qa2 12.ab4 Kd8 13.Nc3= Nb4?? 14.Qf5+- Nd3 15.Kf1 Rc7 16.Qf7 (16.Qf7 Rc3 17.Qf8 Kc7 18.Bd3 Rd3 19.Ke2-+) 1–0. Gabetto,Flaviano (2135) – Fiorili,Roberto (1740), Lombardia–ch, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

6.Nf3 Bg4

7.Bb2 ba3-+ 8.Ba3 (8.Bc3 e6 9.Bd3-+) 8...Bf3 9.Qf3 Qd4 10.e6 Qa1 (better is 10...Qe5!? 11.Be2 Qe6-+) 11.Qf7-/+ Kd8 12.Qf8 Kc7 13.Qa8 Nf6 14.Qh8 (14.Bd3 Qe5 15.Kd1 Ra8 16.f3-+) 14...Qb1 15.Kd2 (15.Ke2 Qc2 16.Ke1 Ne4 17.Bb4 Nb4 18.Qb8 Kb8 19.Be2 Qc3 20.Kf1 Qc1 21.Bd1 Qd1) 15...Ne4 16.Ke3 Qb6 (16...Qe1 17.Kf3 Qf2 18.Kg4 Ne5 19.Kh5 Qf5 20.Kh4 Qg4) 17.Kf3 (17.Bc5 Qc5 18.Kf4 Qf2 19.Kg4 Ne5 20.Kh5 Qf5 21.Kh4 Qg4) 17...Qf2 18.Kg4 Ne5 (18...Ne5 19.Kh5 Qf5 20.Kh4 Qg4) 0–1. Wood,L – Mease,A, USA, 1949. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4)

7.ab4 Qb4 8.c3=+ Qb6 9.Be2 e6 10.Nbd2 Nge7 11.0-0 Nf5 12.h3 Bf3 13.Nf3 Be7 14.Ba3 Ba3 15.Qa4?? (better 15.Ra3 0-0 16.Bd3=+) 15...Be7-+ 16.Rfb1 Qc7 17.Bb5 0-0 18.Rb2 a6 19.Bd3 b5 20.Qc2 g6 21.Bf5 ef5 22.Qb3 Rfd8 23.Rba2 Qb6 24.Re1 (24.Ne1 a5-+) 24...Na5 25.Qc2 Nc4 0–1. Chesed1 (1805) – bobby fissure (2160), ChessWorld.net, 2009.

7.c3 b3 8.Bb2+= e6 9.Bd3 Bf3 10.Qf3 Nge7 11.Nd2 Na5 12.0-0 g6 13.a4 Rc8 14.Bb5 Nec6 15.c4 f5? (better is 15...Qd8!?=) 16.ef6+/- Kf7 (16...Bb4 17.f7 Ke7 18.cd5 Bd2 19.dc6 bc6 20.Ba3 Kd7+-) 17.cd5+- Nd4 (17...Nd8+-) 18.Bd4 Qd4 19.de6 Ke6 20.Rfe1 Kf7 21.Nb3 (better is 21.Qh3 Qd6 22.Ne4+-) 21...Qb6 (21...Qf6 22.Qd5 Kg7 23.Qd7 Qf7 24.Qc8 Bb4+-) 22.Na5 Qa5 23.Qb7 Qc7 24.Qd5 Kf6 25.Re6 Kg7 26.Qd4 Kg8 27.Rc6 Bg7 (27...h6 28.Qc4 Qf7 29.Rc8 Qc4 30.Bc4 Kg7 31.Rc7 Kf6 32.Rf7 Ke5+-) 28.Bc4 (28.Bc4 Qf7 29.Rc8 Bf8 30.Qf6 Qc4 31.Qf8) 1–0. JJ1984 – Haroldlee123, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

7.c3 bc3-+ 8.Nc3 Bf3 9.Qf3 Qd4 10.e6 fe6 11.Bb5 Qe5 12.Kf1 g6 13.Bb2 Nf6 (13...Qf6!? 14.Qe3 Bg7 15.Qc5-+) 14.Re1-/+ Qf5 15.Qg3? (better is 15.Qf5!? gf5 16.Re6-+) 15...Bg7 (15...d4 16.Bc6 bc6 17.Nd1-+) 16.h3 (16.Bd3 Nh5 17.Qe3-+) 16...0-0 17.Bd3 Nh5 18.Qe3 Qf7 19.Nd1 e5 (19...Bb2 20.Nb2 d4 21.Qf3-+) 20.g3 (20.Bb5 e4 21.Bg7 Kg7 22.Bc6 bc6-+) 20...d4 21.Qg5 Qf3 22.Bc4 Kh8 23.Kg1 Nf6 24.Rh2 Ne4 25.Qh4 (25.Qg4 Nd2 26.Be2 Qg4 27.Bg4 h5-+) 25...Nd2 26.Be2 Qe2! (26...Qe2 27.Re2 Nf3 28.Kf1 Nh4 (28...Nh2?! 29.Kg2 Nf3 30.Qe4-+) 29.gh4 Rf5-+) 0–1. Rayo Sierra,Cayetano (2005) – Navarro Cia,Miguel (2325), Mondragon Arrasate Hiria op 5th, 2005. (=1.e4 c5 2.a3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Qb6 6.Nf3 Bg4)

7.Bd3 Bf3-+ 8.gf3? e6 9.a4?? Nge7 10.Be3-/+ g6 11.Nd2 Nf5 12.Bf5 gf5 13.Nb3 Na5 14.Na5 Qa5 15.0-0 Be7 16.Kh1 Rg8 17.Rg1 Kd7 18.Rg3 Rg3 19.hg3 Rc8 20.Kg2 Rc3 21.Bd2 Rc4-+ 22.Be3 Qc7 23.Rc1 Qc6 24.a5 Qa4 25.Qh1 Rc2 26.Ra1 Ra2 27.Rc1 b3 28.Qh7 b2 29.Rb1 Qa5 30.Qf7-/+ Qd8 31.Bg5 Qf8 32.Qh7 a5 33.Bc1?? bc1Q-+ (33...bc1Q 34.Rc1 b5-+; 33...bc1N?! 34.Rb7 Kc6 35.Re7=+; 33...bc1B 34.Rb7 Kc6 35.Re7-/+) 0–1. Bugarija,Zdravko – Jakic,Ivan, Zadar op, 1996.

7.Be2 e6 8.0-0 Rc8 9.ab4 Bb4 (9...Nb4 10.Na3 Nc2 11.Rb1-/+) 10.c3=+ Ba5 11.Ba3 a6 12.Qd2 Nge7 13.Qg5 Bg6 14.h4 (14.Nh4 Qd8=+) 14...h6-/+ 15.Qg4 0-0 16.h5 Bh7 17.Rc1 Qd8 18.Nbd2 Bb6 19.Rd1 Re8 20.Rac1 Nf5 21.Qf4 Bc7 (21...f6 22.Bd3=+) 22.g4 (22.Nb3 b5=+) 22...Nh4 23.Nh4 Qh4 24.Nf3 Qd8 25.g5 (25.c4 Be4-/+) 25...hg5 26.Ng5 Bf5 27.Bd3 (27.c4!?-/+) 27...f6-+ 28.Nf3 fe5 29.de5 Qf6 30.Qf5 (30.ef6 Bf4 Pinning (30...Bf4 Deflection)) 30...Qf5 (30...ef5? 31.ef6 gf6 32.Bf5+-) 31.Bf5 ef5 32.Rd5 Ne5 33.Nd4 (33.Ne5 Be5 34.c4 Rcd8-/+) 33...Nc4 34.Ra1 Na3 (34...f4 35.Kg2-/+) 35.Ra3 f4 36.Nf5 (36.Kg2 Re5 37.c4 Rd8 38.Re5 Be5-/+) 36...Rcd8 37.Rd8 Rd8 38.Kg2 (38.Rb3 b5-+) 38...Rd3 39.Rb3 b5 40.Rb1 (40.Nd4 Be5 41.Ne6 Bd6-+) 40...Kf7 (40...Rc3!? 41.Ne7 Kh7 42.Nd5-+) 41.c4 bc4 ½–½. Gietl,Thomas (2320) – Fischer,Gerd (2180), 50st Mittelfranken–ch HT, 2001.

7.Be2 e6 8.0-0 Rc8 9.Be3 a5 (9...ba3 10.Na3 Qb2+=) 10.Nh4+= Nce7 11.c4 dc4 12.ab4 (12.Nd2!? Bd3 13.Bd3 cd3 14.ab4 ab4 15.Ne4=) 12...Qb4-/+ (12...ab4?! 13.Nd2 Bd3 14.Bd3 cd3 15.Ne4=) 13.Bd2 Qb5 (13...c3 14.Nc3 Rc3 15.Nf5 ef5 16.Bc3 Qc3 17.Qa4 Nc6+/-) 14.Na3= Qd7? (14...Qd5 15.Qa4 Nc6 16.Nf5 ef5+/-) 15.Nc4+- (15.Nf5 A) 15...ef5 16.Nc4 Nd5 17.Ra5+- (17.Ba5?! Rc6+-; 17.Na5?! b5+-); B) 15...Nf5 16.Nc4 Qd4 17.Qa4 Rc6+/-) 15...Nd5 16.Nf5 ef5 17.Ra5 (17.Ba5?! Be7+-; 17.Na5 b6 18.Qb3 ba5+-) 17…Be7 1–0. Gietl,Thomas (2305) – Reich,Thomas (2370), Bayern–chA Germany, 1997. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

7.Be2 e6 8.0-0? Bf3-+ 9.Bf3 Nd4 (9...Qd4!? 10.Qd4 Nd4 11.Bd1-+) 10.Be3 Nf3 11.Qf3 Bc5 (11...Qc7!? 12.Qg3-+) 12.Bc5-/+ Qc5 13.ab4 Qd4 (13...Qb4 14.Na3 Nh6 15.Rfb1-/+) 14.Nc3 (14.Qc3 Qc3 15.Nc3+=) 14...Qb4 (better is 14...Qe5!? 15.Rfe1 Qf6-/+) 15.Rfb1= Qd4 16.Rb7 (16.Qg3 Kf8=) 16...Ne7 (16...Qe5?? 17.Qf7 Kd8 18.Qd7) 17.Nb5?? (17.Rab1 Qe5 18.Nb5+=) 17…Qa1 (17...Qa1 18.Qd1 Qd1) 0–1. Giraud,Roland (1860) – Godinot,Bernard (1825), Aquitaine–ch corr, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

7.Be2 e6 8.Be3!?-/+.

7.Be2 Bf3 8.Bf3 Qd4 9.Qd4 Nd4 10.0-0 Nf3 (worse 10...Nc2 11.Ra2 b3 12.Rb2-+) 11.gf3 e6 12.a4 (12.Bd2 ba3 13.Na3 Rc8-+) 12...Ne7 13.c3 (13.Rd1 Rc8 14.Ra2 Nc6-+) 13...Nc6 (13...Ng6 14.f4-+) 14.f4 a5 (14...Bc5 15.cb4 Nb4 16.Rd1-+) 15.Bd2 (15.Rd1 0-0-0-+) 15...Be7 (15...f6 16.Re1-+) 16.Rc1 (16.Rd1 f6-+) 16...0-0 (16...b3 17.Rd1 Rb8 18.Be3-+) 17.c4 (17.Ra2 f6-+) 17...Nd4 18.Rd1 (18.cd5 Ne2 19.Kf1 Nc1 20.Bc1 ed5-+) 18...dc4 19.Be3 Nb3 20.Ra2 Rfd8 21.Nd2 (21.Rd8 Rd8 22.Rb2-+) 21...c3 22.Bb6 (22.Rc2-+) 22...Rd2 23.Rdd2 cd2 (23...cd2 24.Rd2 Nd2-+) 0–1. Goldmund,Heike – Fierry Fraillon,David (1775), FICGS, 2014. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4)

7.Be2 Bf3 8.Bf3 Qd4 9.Qd4 Nd4 10.Bd1 Nc6 11.ab4 Ne5 12.Bf4 Nc4 13.c3 e6 14.Ba4 Kd8 15.Nd2 (15.Nd2 Rc8 16.Bb5-+) 1–0. Paul Tomillo,Jesus M – Torres Herrero,Fernando, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

7.Be3 ba3 8.Ra3 e6-/+.

7.Be3 ba3 8.c3 Bf3 9.gf3 e6 10.Na3 Ba3 (10...f6 11.Rg1-/+) 11.Ra3 Nge7 12.Rb3 (12.Bd3 f6 13.f4 f5-/+) 12...Qc7 13.Qb1 Na5 14.Bb5 (14.Ra3 f6-/+) 14...Nec6 15.Ra3 Nc4 (15...a6 16.Bd3-/+) 16.Ra4 (16.Bc4!? dc4 17.Qb5=+) 16...Nb6-/+ 17.Ra3 Nc4 (17...f6 18.ef6 gf6 19.f4-/+) 18.Rb3 (18.Ra4!?=) 18...0-0 (18...Ne3 19.fe3 0-0 20.Bd3-/+) 19.Bc4=+ dc4 20.Rb7 Rfb8 21.Rb8 (21.Rc7? Rb1 22.Ke2 Rh1 23.Rc6 a5-+ (23...Rh2?! 24.Rc4 h5 25.f4-+)) 21...Rb8 22.Qa2 (22.Qa1 Ne7=+) 22...Qa5 (22...Rb3 23.Qa1-/+) 23.Qa5=+ Na5 24.0-0 Nb3 25.d5 Rb5 (25...ed5!? 26.Ba7 Rd8=+) 26.d6= Rd5 (26...Re5?? 27.Rd1 Nc5 28.Bc5 Rg5 29.Kf1 Rc5 30.d7+-) 27.Ba7 Kf8 (27...Nd2 28.Ra1 Nf3 29.Kg2 Ne5 30.Bd4=+) 28.f4 (28.Re1 g5+-) 28...Ke8 (better 28...Rd3!?=) 29.Re1+- Rd3 (29...Kd7 30.Kg2+-) 30.Re3 Nc1 31.Bb6 (better 31.Kg2!?+-) 31...Rc3= 32.Rc3 Ne2 33.Kf1 Nc3 34.Ke1 Nd5 35.Be3 f5 (35...f6 36.Kd2=) 36.h4 Kd7 (36...Ne3?? 37.fe3 g6 38.Kd2+-) 37.Kd2 Kc6 (37...Ne3?? 38.fe3 g6 39.Kc3+-) 38.Kc2 Kd7 (38...h5 39.Kc1=) 39.Kb2 (39.h5 c3= (39...Ne3 40.fe3 Ke8 41.Kc3+-)) 39...Kc6 (39...h5 40.Kc2=) 40.Ka3 (40.h5 c3 (40...Ne3?? 41.fe3 Kd7 42.Kc3+-) 41.Kc2 Kd7=) 40...Kd7 (40...h6 41.h5=) 41.Ka4 Kc6 (41...Ne3?? 42.fe3 g6 43.Kb4+-) 42.Bc1 Nc3 43.Ka5? (better 43.Ka3=) 43...Ne2 (43...Na2 44.Be3 c3 45.Ka6-+) 44.Be3 c3 45.Kb4 c2 46.Kc4 c1Q 47.Bc1 Nc1 48.Kd4 Nb3 49.Kc4 (49.Ke3 g6-+) 49...Na5 (49...Nd2 50.Kd3 Ne4 51.Ke3-+) 50.Kb4 (50.Kd4 g6-+) 50...Nb7 51.Kc4 Nd8 (51...Nd6 52.ed6 Kd6 53.Kd3-+) 52.Kd4 Nf7 53.Kc4 (53.Kd3 h5 54.Ke3 Nh8-+) 53...g6 (53...Nh8 54.h5-+) 54.Kb4 (54.Kd3 h6 55.Kd4 Nd6 56.ed6 Kd6-+) 54...Nd6! 55.ed6 Kd6 56.Kc4 e5 57.f3 (57.Kd3 ef4 58.Ke2-+) 57...ef4 58.Kd4 h6 59.Kc4 Ke5 60.Kd3 g5 61.h5 g4 62.Ke2 Kf6 63.Kf2 Ke5 (63...Ke5 64.Ke2 g3-+) 0–1. Nunes,Moezio Correia (1680) – Brandao,J M Da Cost, Championship Cearense de Xadrez – FINAL, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

7.Be3 Bf3 8.gf3 e6 9.ab4 Bb4 10.c3 Be7 11.Bd3 f5 (11...f6!?-/+) 12.Rg1+= Kf7 13.Kf1 Rc8 14.c4? (14.Kg2 a6+=) 14...dc4 (better is 14...f4 15.cd5 fe3 16.de6 Ke6-/+) 15.d5?? (better is 15.Bc4 Qd8 16.Qb3 Nd4 17.Bd4 Qd4 18.Be6 Kf8 19.Qb7+=) 15...Qb2-+ 16.Bf5 ef5 (16...Qa1?! 17.Be6 Ke8 18.Bc8 Ne5 19.Bd4+= (19.Rg7?! Nd3 20.Rg4 Nf6=)) 17.e6 Kf8 18.dc6 Rd8 (18...Qa1?! 19.Bd4 Rd8 20.cb7+= (20.Ba1?? Rd1 21.Ke2 Rg1-+); 18...Rc6 19.Ra7 Bd6 20.Bd4+-) 19.Nd2 bc6 20.Qa4 (20.Ra7? c3 21.Qb1 cd2 (21...Rd2 22.Qf5 Nf6 23.Rg7 Rd1 24.Kg2+-) 22.Qb2 d1Q 23.Kg2 Qd6-+) 20...c3 (20...Rd2!? 21.Bd2 Qd2 22.Qc6 a5-/+) 21.Nc4 Qb5 22.Qb5 cb5 23.Ne5 b4 24.Ra7 f4 25.Bf4 Rd1?? 26.Ke2+- Rd8 27.Nd7 Ke8 28.Rg7 b3?? 29.Ne5 b2+= 30.Nc6 Bf6= 31.Rab7?? c2-+ 32.Rb2 Bb2 33.Nd8 Kd8?? 34.Bd6?? c1Q-+ (34...c1Q 35.Rd7 Kc8 36.Rc7 Qc7 37.Bc7 Kc7-+) 0–1. Gabetto,Flaviano (2135) – Salvador,Roland (2360), Lodi op 1st, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

7.Be3 Bf3 8.Qf3 e6 9.Bd3 Nge7 (9...Nd4 10.Qg4 Nc2 11.Bc2+-) 10.0-0 Ng6 11.a4 a6 (11...Nd4 12.Qd1 Bc5 13.a5+/-) 12.c4? (12.Qd1 Nf4-/+) 12...bc3?? (better is 12...dc4!? 13.Bc4 Nd4 14.Bd4 Qd4 15.Qb7 Rd8 (15...Qa1 16.Qa8 Kd7 17.Rd1 Qd4 18.Rd4 Kc7 19.Qa7 Kc6 20.Ba6 Ne5 21.Bb5; 15...Qc4 16.Qa8 Ke7 17.Qb7 Ke8 18.Rd1+-) 16.Ba6 Be7 (16...Ne5? 17.Bb5 Nd7 18.Ra2+-) 17.Bb5 Kf8-/+) 13.Nc3-/+ Bb4 (13...Nd4 14.Qd1 Bc5 15.a5+=) 14.Ne2 Qd8 15.Ng3 0-0 16.Rac1 Qh4 17.Rc6? (better is 17.Rfd1+=) 17...bc6-+ 18.Nh5 Be7 (better is 18...c5 19.Rb1 Qe7-+) 19.h3? (19.Rd1 Rfb8-+) 19...f6 (19...c5!? 20.g4-+) 20.g3 (20.ef6 Bf6 21.Nf6 Rf6-+ (21...gf6?! 22.Rc1+=)) 20...Qh3 21.Nf4? (21.ef6 Bf6 22.Bg6 hg6 23.Nf4-+) 21...Nf4 22.Qf4 g5 (22...g5 23.Qf3 fe5-+) 0–1. Roebers,Jan (2160) – Bosboom,Manuel (2395), Science Park Open A, 2016. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4)

7.Be3 Nh6 8.ab4 Bf3 9.gf3 Qb4 10.Qd2 (10.c3!? Qb2 11.Ra3=+) 10...Qd2 11.Kd2 e6 (11...Nf5 12.Ra4-/+) 12.Bd3 (12.Bh6 gh6 13.Bb5 Rg8=+) 12...Kd7 (12...f6 13.ef6 gf6 14.Na3-/+) 13.Na3 Ba3 14.Ra3 b6 (14...Nf5 15.Rb1 b6 16.Bf5 ef5 17.Rb5-/+) 15.Ba6 (15.Rg1!? Nf5 16.Bf5 ef5 17.Rg7=) 15...Na5 (15...Nf5 16.Bb7 Ncd4 17.Ba8 Ra8 18.Bd4 Nd4 19.Rg1-/+) 16.Kd3 (16.Bh6 gh6 17.Rg1 Rhg8=+) 16...Ke7 (16...Nf5 17.Rha1-/+) 17.Ra4 (17.Rc3=) 17...Rhd8 (17...f6 18.f4=+) 18.Bc1 (better 18.Bg5 Kd7 19.Bd8 Kd8 20.Rg1+=) 18...f6 19.f4 Kf7 20.Ba3 (better 20.Bd2=+) 20...g5 (20...Nf5 21.Re1-/+) 21.ef6 (better 21.fg5!? fg5 22.Bc1+-) 21...gf4=+ (worse 21...Kf6 22.fg5 Kg5 23.Be7 Kf5 24.Bd8 Rd8 25.Rg1+-) 22.Rf1 (better 22.Bc1!?=+) 22...Nf5-+ 23.Rg1 (23.Ke2 Nc4 24.Rd1 Na3 25.Ra3 Kf6-+) 23...Nc4 (23...Rg8 24.Rg8 Rg8 25.Bc1-+) 24.Rd1 (better 24.Bc4 dc4 25.Rc4 Kf6 26.c3-/+) 24...Nfe3?? (better 24...Na3 25.Ra3 Kf6-+) 25.Bf8?? (better 25.fe3 Ne3 26.Rd2+-) 25...Nf5 (25...Nf5 26.Ba3 Nfd6-+) 0–1. Nicolini,A (2140) – Langner,L1 (2355), Tatry Open, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

7.Be3 Nh6 8.ab4 Bf3 9.gf3 Qb4 10.Qd2 Qd2 11.Kd2 Nf5 12.c3 e6 13.Bd3 Kd7 14.Na3 Ba3 (14...h6 15.Rhb1 b6 16.Nc2-/+) 15.Ra3 b6 (15...Rhc8 16.Bf5 ef5 17.Rg1-/+) 16.Ba6 (16.Ra6 Rhc8-/+) 16...Na5 (16...f6 17.f4-/+) 17.Kd3 Ke7 (17...f6 18.f4-/+) 18.Ra4 (18.Rb1 f6-/+) 18...Rhd8 (18...f6 19.Rb1-/+) 19.Bc1 (19.Rg1 f6-/+) 19...f6 20.f4 Kf7 21.Ba3 Ne7 (21...Rd7 22.Bb4 Nc6 23.Rha1-/+) 22.Rb1 (22.Bb4 Nec6-/+) 22...Nec6 (22...Ng6 23.Ke3-/+) 23.Ke3 (23.Bd6 g6=+) 23...g5 24.ef6 (24.fg5 fe5 25.f4 e4=+) 24...gf4 25.Kf4 Kf6 26.Ke3 Rd7 27.f4 (27.Bb5 Rg8-/+) 27...Rg8 28.Rf1 (28.Re1 Ne7-/+) 28...Ne7 29.Bb5 (29.Be7 Re7 30.Ra2 Rc7-/+) 29...Rc7 (29...Nf5 30.Kd3 Rdg7 31.Ke2-+) 30.Kd3 (30.Be7 Ke7 31.Ra3 Kf6-/+) 30...Nf5-+ 31.Rf2 Rg1 32.Bb4 Nc4 (32...Nb3 33.Ba6 Re1 34.Kc2 Nbd4 35.Kd2-+) 33.Ra6? (33.Bc4 dc4 34.Kd2-+) 33...Rd1 (33...Ncd6 34.Bd6 Nd6 35.Ba4-+) 34.Ke2 Rd2 (34...Rd4 35.cd4 Nd4 36.Kd3 Nb5 37.Bc3 Nc3 38.Kc3 Nd6 39.Kd4-+) 35.Ke1 Rf2 36.Kf2 Nfe3 (36...Nfd6 37.Bc4 Nc4 38.Ra2-+) 37.Ba4 (37.h4 Kf5 38.Kf3 Nf1-+) 37...Rg7 38.Bf8 (better 38.Bb3-+) 38...Rg2 39.Kf3 Rh2 40.Ra7 (40.Bb5-+) 40…Nf5 (40...Nf5 41.Bg7 Ng7-+) 0–1. Nicolini,Alexander (2140) – Langner,Ladislav (2355), Tatry Open, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

7.Be3 Nh6 8.ab4 Bf3 9.Qf3 Qb4 (9...Nb4?! 10.Na3=; 9...Nd4?! 10.Qd5 Nhf5 11.Bd4 Nd4 12.Qe4=) 10.Nd2 e6 11.Bh6 Qd4=+.

7.Be3 Nh6 8.Bd3 g6 9.ab4 Nb4 10.Nc3 Bf3 11.gf3 Nd3 12.Qd3 Qc6 13.Kd2 a6 14.Rhb1 e6 15.Rb3 Nf5 16.Nb5 Rb8 (16...Be7 17.Qc3 Kd7 18.Qc6 Kc6 19.Nc3-+) 17.Na7-/+ Qc7 18.Bg5 Be7 19.Be7 Ne7 (19...Qe7?! 20.Nc6 Qg5 21.Ke2=) 20.Rb4 0-0 21.Qb3 (21.Qc3 Qd7 22.Qc5 Ra8-+) 21...Rfd8 22.Rb6 Kg7 23.Rb1 Rd7 24.h4? h5?? 25.f4?? Ra8-+ 26.Rb7 Qa5 27.c3 Ra7 28.Rb8 Rd8 29.Rb6 Nf5 30.Rb2 Nd4 31.Qb4 Qb4 32.R2b4 Nf5 33.Ra4 a5 34.Rbb4 Rda8 35.Kd3 Nh4 36.c4 dc4 37.Kc4 Nf5 (37...Nf5 38.Rb5 h4-+) 0–1. Leszczynski,Hubert (1845) – Hemmerling,Jaroslaw (1960), Poznan Poland, Summer Open, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

7.ab4 Bf3

8.Qf3 Qb4?? 9.c3+/- Qb3 10.Nd2 Qc2 11.e6 (worse is 11.Qd5 Qc3 12.Rb1 e6+= (12...Nd4? 13.Bb2 Qc6 14.Qd4+-)) 11...fe6? (better is 11...Nf6 12.ef7 Kd8+=) 12.Bd3+- Nd4 13.cd4 Qc6 14.0-0 Nf6 15.Re1 g6 16.Qe2 a6 (16...Qc3 17.Ba3 Rg8 18.Bc5+-) 17.Bb5!! Qb5 (17...ab5 18.Ra8 Pinning (18.Ra8 Deflection); 17...Qb5 18.Qb5 Double attack) 18.Qb5 ab5 19.Ra8 Kf7 20.Nf3 h6 21.Ne5 Kg7 22.Ba3 Ne4 23.Nd7 Kf7 24.Re3 Bg7 (24...Nf6 25.Rf3 g5+-) 25.Rf3 Nf6 (25...Bf6 26.Rh8 Kg7+-) 26.Ne5 1–0. bulent_2010 – Haroldlee123, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

8.Qf3 Qd4

9.c3 Qe5 10.Be2 e6 11.b5 Nd8 12.0-0 Bd6 13.g3 Qf6 14.Qg2 Ne7 15.h4 h6 16.Bb2 Nf5 17.Nd2 Be5 18.b6 0-0 19.Ra7 Ra7 20.ba7 Nc6 21.Ra1 Ra8 22.Nf3 Ra7 23.Ra7 Na7 24.Ne5 Qe5 25.f4 Qe3 26.Kh2 Ng3 White resigned 0–1. whitecat25 – thecurator, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4)

9.Qc3 Qe5 10.Qe5 Ne5 11.Bb5 Nc6 12.0-0 (12.Bf4 e6 13.Ra4 Nf6-+) 12...e6 13.Bb2 Nf6 (13...Bb4? 14.Bg7 f6 15.Bh8+-) 14.Ba3 (14.Bf6 gf6 15.Ra4 Bd6-+) 14...Bd6 15.Nd2 (15.Nc3 Ke7 16.Bc6 bc6-+) 15...Ke7 16.c4 (16.Bc6 bc6 17.Ra2 Rhb8-+) 16...Nb4 17.Rfb1 (17.cd5 Nbd5 18.Bb2 Rhc8-+) 17...a5 (17...Nc2 18.Bd6 Kd6 19.Ra2-+) 18.Nb3 (18.cd5 Nfd5 (18...Nbd5?! 19.Bd6 Kd6 20.Nc4 Ke7 21.Na5-+) 19.Bb2 f6-+) 18...dc4 19.Bc4 Rhc8 20.Nd2 (20.Bb5 Nfd5 21.Bb2 e5-+) 20...b6 (20...Nfd5 21.Bb2-+) 21.Bb2 (21.Kf1 Nfd5-+) 21...Bf4 22.Nf3 (22.Bc1-+) 22...Rc4 23.Bf6 (23.Ba3 Nfd5-+) 23...Kf6 24.g3 Bd6 (24...Bh6 25.h3-+) 25.Nd2 (25.Kf1 a4-+) 25...Rd4 26.Rd1 (26.Nb3 Rd5 27.Ra4 Rd3-+) 26...Nd5 Black prepares a4 27.Kg2 Bb4 28.Nb3 (28.Nf1 Rd1 29.Rd1 a4-+) 28...Rd1 29.Rd1 a4 30.Nd4 (30.Na1 b5-+) 30...a3 31.Nb3 a2 32.f4 (32.Na1-+) 32...Ne3 (32...Ne3 33.Kf3 Nd1-+) 0–1. Goldmund,Heike – Cuaycong,Virgilio, FICGS, 2015. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.ab4 Bf3 8.Qf3 Qd4)

9.Qc3 Qe5 10.Qe5 Ne5 11.Bb5 Nd7 12.Nc3 (12.Bb2 e6 13.Ke2 a6-+ (13...Bb4? 14.Bg7 Ngf6 15.Bh8+-)) 12...e6 13.Bd7 Kd7 14.b5 Bb4 15.Bb2 Nf6 16.0-0 Bc3 17.Bc3 Rhc8 18.Bd4 Rc2 19.Ba7 Rb2 20.Rab1 (20.Bd4 Ra1 21.Bb2-+) 20...Rb1 (20...Ra7?! 21.Rb2 Ne4 22.Rc1-/+) 21.Rb1 Ra7 0–1. Wood,Brainerd – Zalys,Ignas, USA Golden Knights corr, 1964. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4)

9.e6 Qb4 10.Bd2 Qe4 11.Qe4 de4 12.Nc3 +=.

9.e6 Qe5 10.Kd1 Qe6-/+.

9.e6 Qe5 (worse 9...Qb4 10.Bd2 Qe4 11.Qe4 de4 12.Nc3 fe6 13.Ne4=+) 10.Be2 Qe6 11.b5 (11.c3!?-+) 11...Nd4 12.Qd3 Qe2 13.Qe2 Ne2 14.Ke2 e6 15.Bb2 f6 16.Nc3 Kf7 17.Rhd1 Bd6 18.Ra2 Ne7 19.Rda1 Nc8 (worse 19...Bh2 20.Ra7 Ra7 21.Ra7-/+) 20.Kd3 Bc7 21.Ba3 Rd8 22.Bc5 b6 (worse 22...Bh2 23.g3-/+) 23.Bb4 Rd7 24.Ra6 Be5 25.g3 Rc7 26.R6a3 Bd6 (26...Bd6 27.Rb1 Bb4 28.Rb4 Nd6-+) 0–1. ClausGamborg (1920) – juliangon (2600), ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.ab4 Bf3 8.Qf3 Qd4)

9.e6 fe6 10.c3 Qf6 11.Qd1 +=.

7.Be3 e6

8.ab4 Rc8 9.c3 Nge7 10.Bd3 Nf5 11.Bd2 Be7 (11...Nh4 12.0-0+=) 12.0-0 (12.h3 Bf3 13.Qf3 Nfd4 14.cd4 Qd4=) 12...0-0 (12...Nh4!?=) 13.h3+= Bf3 14.Qf3 Nh4 15.Qe2 Ng6 16.Na3 a5 17.ba5 Na5 18.f4 Qc6 19.Nb5 Ra8 20.g4 Nc4 21.Rab1 (21.Na7!? Qc7 22.Bc4 dc4 23.f5+=) 21...Ra2 (worse is 21...Nd2 22.Qd2 Nh4 23.f5=) 22.Bc4 dc4 23.Rfd1? (better is 23.f5 ef5 24.gf5+=) 23...Nf4!-+ 24.Qf1 (24.Bf4 Re2 Pinning (24...Re2 Deflection)) 24...Nd3 25.g5 (25.Nd6 Bd6 26.ed6 b6-+) 25...Nb2 26.Re1 Qb5 27.Bc1 Qb3 28.Re2 Qc3 29.Bb2 Qg3 30.Qg2 Qg2 31.Rg2 b5 32.h4 b4 33.h5 c3 34.Bc1 Rb8 35.Ra2+- b3 36.Ra7 Bf8 37.Rc7 b2 38.Rc3 bc1Q 39.Rbc1 Rb4 40.Rd1 Rb8 41.Rc7 Rd8 42.Kf2 h6 43.g6 fg6 44.hg6 Bb4 45.Ke3 Re8 46.Rf1 Rd8 47.Rff7 Bf8 48.Ke4 Kh8 49.d5! ed5 50.Kd4 Kg8 51.e6 1–0. wizofoz (2375) – cmarcolino (2805), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.ab4 Bf3 9.gf3 Qb4 10.c3 Qb2 11.Qa4 a6 12.Bd3 Ra7 13.Ra2 Qb6 14.Nd2 Qc7 15.c4 dc4 16.Qc4 b5 17.Qb3 Nb4 18.0-0 (18.Ra1!? Nd3 19.Qd3-/+) 18...Na2-+ 19.Qa2 Ne7 20.d5 Nd5 21.Ba7 Nb4 (21...Qa7?! 22.Bb5 Kd8 23.Qa5 Qb6 24.Qb6 Nb6 25.Ba6=) 22.Qa1 (22.Bb5 ab5 23.Qa1 f6-+) 22...Nd3 (22...Qa7?! 23.Bb5 Ke7 24.Ne4=) 23.Qa6 Be7 (23...Ne5 24.Qb5 Nd7 25.Ra1-+) 24.Bb6 (better is 24.Qb5!? Qd7 25.Qb8 Bd8 26.Ne4=) 24...Qc6-+ 25.Rb1 Ne5 26.Rb5 Nd7 (26...Nf3 27.Nf3 0-0 28.Rb3+/-) 27.Nc4 (27.Rb3 Bc5 (27...Nb6?! 28.Qb6 Qc1 29.Nf1-+) 28.Nc4 0-0-+ (28...Nb6?! 29.Nb6 Bb6 30.Rb6 Qc1 31.Qf1 Qg5 32.Qg2 Qg2 33.Kg2-+)) 27...0-0 (27...Qc4 28.Qa8 Nb8 29.Qb8 Kd7 30.Qb7 Ke8 31.Ra5=; 27...Nb6 28.Rb6 Qd5 29.Qa4 Qd7 30.Rb8 Bd8 31.Qb4+/-) 28.Rb3 (28.Na5 Qf3 29.Bc7 Nc5-+) 28...Rc8 (28...Rb8 29.Na5 Qd5 30.Rb5 Qd1 31.Kg2-+) 29.Na5 Qc1 30.Kg2 Qg5 31.Kh3 Rc1 32.Be3 (32.f4 Qf4 33.Qa8 Bf8 34.Bd8-+) 32...Qh5 33.Kg2 Qg6 34.Kh3 Rg1 35.Qc8 Nf8 (35...Nf8 36.Qf8 Bf8 37.Kh4 Be7 38.Kh3 Qg2) 0–1. Gabetto,Flaviano (2135) – Martinez,Rolly (2410), Lodi op 1st, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.ab4 Bf3 9.gf3 Bb4 10.c3 Ba5 11.Qc2 Rc8 12.Rg1 g6 13.Nd2 Nge7 14.Bd3 Nf5 15.Kd1 f6 16.f4 (16.ef6 Ne3 Double attack) 16...Kf7 17.Rb1 Qc7 (worse is 17...Ne3 18.fe3 Qc7 19.Bg6 Kf8 20.Bd3+=) 18.Nf3 Rhd8 19.h4 Nce7 20.Bd2 Ng7 21.Qb3 Qc3?? (better is 21...b6-/+) 22.Bc3+- (22.Bc3 Rc3 23.Qb5+-) 1–0. Plant,Kevin D – Hofer,Rudolf (2380), ICCF Jubilee P166 email, 2001. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.Bd3 Nh6 9.0-0 Nf5 10.c4 (10.Bf5 Bf5 11.Nh4 Be4-/+) 10...Ne3 (better is 10...Nfd4!? 11.cd5 Bf3 12.gf3 ed5 (12...Ne5?! 13.Be4 Bc5 14.ab4 Qb4 15.Ra4 Ndf3 16.Bf3 Nf3 17.Kg2 Nh4 18.Kh3+=) 13.ab4 Ne5-+ (13...Qb4?! 14.Ra4 Nf3 15.Kh1=; worse is 13...Nb4 14.Bd4 Bc5 15.Qa4 Ke7 16.Bc5 Qc5 17.Ra3+/-)) 11.fe3-/+ dc4 12.Bc4 Be7 13.Nbd2 0-0 14.Qe1 (14.ab4 Bb4 (worse is 14...Qb4 15.Rb1 Qa3 16.Rb3 Bf3 17.Nf3=; worse is 14...Nb4 15.Qe2-/+) 15.Qe2 Rfc8-/+) 14...Rac8 15.Bd3 f5 (better is 15...ba3!? 16.Qg3 Bf3-+) 16.ef6= Bf6 17.Nc4 (17.Qb1!? e5 18.Bh7 Kh8 19.Nc4=) 17...Qd8-/+ 18.Qg3 Bf3 19.Qh3? (better is 19.Qf3 b5 20.Qh5-/+) 19...g6-+ 20.gf3 Kg7 21.f4 Qd5 22.ab4 Nb4 23.Ra5 0–1. Vilches del Castillo – Perpinya Rofes (2265), Murcia op, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.Be2 ba3 9.0-0 Qb2 10.Nbd2 a2 11.c4 Nb4 (11...Bb4!?+=) 12.Qa4= Nc6 13.cd5 ed5 14.Bb5 Bd7 0–1. Entefada – Jmcerna, playchess.de, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.Be2 ba3 9.0-0 Bf3 10.Bf3 Qb2 11.Nd2 Qc3 12.Nb3 a6 13.Bd2 Qc4 14.Be2 Qa4 15.Be3 b5 16.f4 f5 (16...Nh6 17.g4-/+) 17.g4 (17.ef6 Nf6 18.Bg4 Kf7-/+) 17...Nh6 18.h3 (18.g5 Nf7-+) 18...Bb4 19.Bd3 0-0 20.g5 Nf7 21.h4 Nfd8 22.h5 (22.Qc1 Bc3 23.Ra3 Qb4-+) 22...Bc3 23.Nc5 Qb4 24.Rb1 Qa5 25.Qf3 (25.g6-+) 25...a2 26.Ra1 Nd4 (26...Bd4?! 27.Nb3 Be3 28.Qe3-+; worse 26...Ba1 27.Ra1 Qc3 28.Nb3-+) 27.Qg2 (27.Qf2 N8c6 28.Nb7-+) 27...Ba1 28.Ra1 Qc3 29.Ra2 Qe1 (29...Qe1 30.Bf1 Qe3 31.Qf2 Qc3 32.Ra6 Nf7 33.Ra8 Ra8-+) 0–1. craig4000 (2140) – juliangon (2645), ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.Be2 Nge7 9.0-0 Nf5 10.ab4 Bb4 11.c3 Ne3 12.fe3 Ba5 13.Ng5 Bf5 14.g4 Bg6 15.Bd3 Qb2 (15...Ne5 16.Bg6 hg6 17.de5 Qe3 18.Kh1 Qg5 19.Qa4 Kf8 20.Qd7-/+) 16.Ra3=+ Bd8 (16...Bd3 17.Qd3 Bd8 18.Nf7=+) 17.Rf2 (17.Rb3 Qa2 18.Rf2 Qa4 19.Nf7 0-0 (19...Bf7 20.Rf7 Qb3 21.Qb3+-) 20.Bg6 hg6 21.Nd8 Rf2 22.Kf2 Na5 23.Ne6 Nb3+= (worse 23...Qb3 24.Qb3 Nb3 25.e4+-)) 17...Qb6 (17...Qf2 18.Kf2 Bg5 19.Ke2=+) 18.Rb3 Qc7 19.Bg6 f7 draws heavy fire 19...Bg5 (19...hg6?! A) worse 20.Rf7 Qa5 21.Ra3 Qb6=+ (worse 21...Bg5 22.Ra5 Kf7 23.Qf3 Kg8 24.Rb5+-); B) 20.Nf7 0-0 21.Nd6 Rf2 22.Rb7 (worse 22.Kf2 Na5=+) 22...Qb7 23.Nb7+=) 20.Bf7 Kd7 (20...Ke7 21.c4 dc4 22.Rc3-/+) 21.Qd3 (21.e4 de4 22.Qe2 Ke7=) 21...Raf8 (21...Nd8!? 22.Be6 Ne6 23.Rf7 Be7 24.Qb5 Kc8 25.Qd5 Ng5 26.Rg7 Rd8=) 22.c4 dc4? (better 22...Nd8!? 23.cd5 Rf7 24.de6 Ke6 25.d5 Ke5+-) 23.Qc4+- Nd8 24.Be6! Ne6 25.Qd5 Kc8 26.Qe6 (26.Qe6 Kd8 27.Qd5 Ke8 28.Qb5 (28.Qb7 Qc1 29.Kg2 Rf2 30.Kf2 Rf8 31.Ke2 Qf1 32.Kd2 Rf2 33.Kc3 Qc1 34.Kb4 Be7 35.Kb5 Qf1 36.Ka5 Ra2 37.Na3 Ba3 38.Qb5 Qb5 39.Kb5 Be7=+; 28.Rb7?? Qc1 29.Kg2 Rf2 30.Kf2 Rf8 31.Qf7 Rf7 32.Rf7 Qe3 33.Kg2 Kf7 34.e6 Qe6-+) 28...Kd8 A) 29.Qb7 Qc1 30.Kg2 Rf2 31.Kf2 Rf8 32.Ke2 Qf1 33.Kd2 Rf2 34.Kc3 Qc1 35.Kb4 Be7 (35...Be3?? 36.e6 a5 37.Ka5 Ra2 38.Kb5 Qf1 39.Kb4 Qf8 40.e7 Qe7 41.Qe7 Ke7 42.Re3 Kd6 43.h3+-) 36.Kb5 Rc2+= (36...Rh2? 37.Qb8 Qc8 38.Qc8 Kc8 39.d5+-); B) 29.Rc3+-) 1–0. Martinez,Jorge Alexander – Parra,Diego Alexander, 7th Festival Internacional De Ajedrez U, 2013. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.Be2 Nge7 9.0-0 Nf5 10.ab4 Bb4 11.c3 Be7 12.Nbd2 Ne3 13.fe3 0-0 14.c4 a5 15.cd5 ed5-/+ 16.Qc2 Nb4 17.Qb2 Rfc8 18.Rfc1 Rc1 19.Rc1 a4 20.Nb1 h5 21.Na3 Rc8 22.Rb1 Qc6 23.Bb5 Qc3 24.Ba4?? Qb2 25.Rb2 Rc1 (25...Rc1 26.Kf2 Nd3 27.Kg3 Nb2-+ (27...Ba3?! 28.Rb3-/+)) 0–1. oppo121 – marekt, internet, 2010.

8.Be2 Bf3 9.Bf3 ba3 10.Na3?? (better is 10.0-0 Qb2 11.Nd2 Nd4 12.Rb1-/+) 10...Ba3-+ 11.Ra3 (11.0-0 Bb4 12.Rb1-+) 11...Qb4 12.Qd2 Qa3 13.0-0 Nge7 14.Rb1 Na5 15.Qd1 0-0 16.Bd2 Qa4 17.Ra1 Qd4 18.Ra5 Qe5 19.Ra3 Nc6 20.Bc3 Qd6 21.Ra4 a6 22.Be4 g6 23.Bb2 b5 24.Ra3 Qb4 25.Bd5 ed5 26.Rb3 Qd6 27.Rg3 Rad8 28.Qh5 d4 29.Qh6 Qe5 30.h4 Kh8 31.Qd2 Rde8 32.Re3 Qc5 33.Rh3 Qe5 34.Qd3?? Qe1-+ 35.Kh2 Qf2 36.h5 Qf4 (36...Qf4 37.Qg3 Qg3 38.Rg3 Re2-+) 0–1. NikMed – Haroldlee123, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.ab4 Qb4

9.c3 Qb2 10.Qa4 Bf3 11.gf3 Nge7 12.Bd3 Nf5 13.0-0 Ne3 14.fe3 Rc8 15.e4 Be7 16.Ra2 Qb6 17.ed5 ed5 18.f4 0-0 19.Qd1 Rfe8 20.Kh1 Qc7 21.Qh5 g6 22.Rg2 Bf8 23.Rfg1 Bg7 24.Qf3 Rcd8 25.h4 Qd7 26.h5 Kh8 27.Rh2 Kg8 28.Nd2 Rf8 29.Qg3 Rfe8 30.Nf3 Ne7 31.hg6 hg6 32.Nh4 Rc8 33.f5 Rc3 34.f6 1–0. Coates,Stephen (1925) – Bozkurt,Mehmet (1865), IECG, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

9.c3 Qb6 10.Bd3 a6 11.0-0 Nge7 12.Nbd2 Qc7 13.Qa4 Nf5 14.c4 dc4 15.Bc4 Be7 16.d5 ed5 17.Bd5 Ne3 18.Bf7?? (better is 18.fe3 Bf3 19.Nf3+=) 18...Kf7-+ 19.fe3 Bf3 20.Nf3 Ke8 21.Nd4 Rd8 22.Qc4 Qe5 23.Nc6 Qd5 24.Qg4? bc6 25.Qg7 Rg8 (25...Rg8 26.Qb2 Qd2 27.Qd2 Rd2-+) 0–1. Coates,Stephen (1925) – Capezzali,Roberto (1750), IECG, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

9.Nbd2 Bf3 10.Qf3 Nd4 11.Bd4 Qd4 12.Bb5 Kd8 13.0-0 Nh6 14.c4? Qe5 (14...Qd2 15.cd5 Qb2-+ (15...Qd5 16.Rfd1 Kc7 17.Rd5 ed5 18.Qd5+-)) 15.Rfe1 Qf5 16.Qg3 a6 17.Ba4 Bc5 18.cd5 ed5 19.Rad1 Bf2 20.Qf2 Qf2 21.Kf2 b5 22.Bb3 Kc7 23.Bd5 Rae8 24.Bf3 Re1 25.Re1 Rd8 26.Nb3 Rc8 27.Re7 Kd6 28.Ra7 Rc2 29.Ke1 Ra2 30.Nd4 Ra4 31.Nc2 Ke6 32.Kd2 Nf5 33.Kd3 g6 34.Bb7+/- Kd6 35.Ra6 Ra6 36.Ba6 Kc5 37.Bb7 Nd6 38.Ba8 f6 39.Nd4 Nc4 40.Ne6 Kd6 41.Nf4 Kc5 42.h4 Nb6 43.Bb7 Nc4 44.Bc8 Nb2 45.Kc3 Na4 46.Kc2 Nb6 47.Bb7 Kd4 48.Ne6 Ke5 49.Nf8 Nc4 50.Bf3 Ne3 51.Kd3 Nf5 52.h5 gh5 53.Bb7 h4 54.Nd7 Kf4 55.Nf6 b4 56.Bc8 ½–½. Cardoso,Sergio (2020) – Jordan,Miguel, OP–2011–0-01581, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

9.Nbd2 Bf3 10.Qf3 Nd4 11.Bd4 Qd4 12.Bb5 Kd8 13.0-0 Nh6 14.Qe2 Qc3 15.Rfd1 Nf5 16.Nf3 Bc5 17.Rab1 Kc7 (17...Nd4!? 18.Nd4 Bd4+=) 18.Rb3+= Qa5 19.Bd3 g6 20.Rb5 Qa3 21.Rdb1 b6 22.Qd2 (22.c4!? d4 23.Qd1=) 22...Qa4+= 23.Qc3 (23.R5b2+=) 23...Qa3 24.R1b3?? (better is 24.Qd2=) 24...Qc1-+ 25.Bf1 Rhc8 (25...Kd8!?-+) 26.Rc5-/+ bc5 27.Qc5 Kd7 28.Qb5 Kd8 29.Qb4 Ke8 30.Rb1 Qc2 31.Bb5 Kd8 32.Qf8 Kc7 33.Qf7 Kb6 34.Qe6 Rc6 35.Qc6 Qc6 36.Bc6 Kc6 37.g4 Ne7 38.Nd4 Kc5 39.Ne6 Kc6 40.f4 a5 41.Kf2 a4 42.Nd4 Kc7 43.Ra1 Kd7 44.Ke3 a3 45.e6 Kd6 46.Nb5 Kc5 47.Ra3 Ra3 48.Na3 Kd6 49.Nb5 Ke6 50.Kd3 Nc6 0–1. Board_Pirate – marekt, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6)

9.Nbd2 f6 10.Rb1 Qe7 (10...Bf3 11.Qf3 Nd4 12.Qd1-/+) 11.h3+= Bh5 12.c4 fe5 13.cd5 ed5 14.de5 d4 15.Bg5 Bf3 (15...Qg5! 16.Ng5 Bd1 17.Kd1 Be7=) 16.Nf3= Qc7 17.Bb5 Be7 (17...h6 18.Bc1=) 18.0-0 Rd8 19.Qd3 g6 (19...a6!? 20.Bc6 Qc6+=) 20.Rfe1+= Kf8 (better is 20...Qd7!?+=) 21.Bc6+- Qc6 22.Nd4 Qd7?? (22...Qd5 23.Be7 Ne7 24.Ne6 Kg8 25.Qd5 Rd5 26.Rb7+-) 23.Be7 (23.Qf3 Kg7 24.Rb7 Bg5 25.Ne6 Kh6 26.Rd7 Rb8 27.Ng5 Rb1 28.Qf4 Re1 29.Kh2 Rh1 30.Kh1 Kh5 31.Qg4 Kh6 32.Qh4) 23...Ne7 24.Ne6! Ke8 25.Qb3 Rb8 26.Red1 Qc6 27.Rbc1 Qb6 28.Qa2 Rc8?? 29.Rc8 Nc8 30.Qd5 Rg8 31.Qd7 1–0. Gietl,Thomas (2235) – Vuckovic,Aleksandar (2290), Bayern–chA Uttenreuth, 1996. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6)

8.ab4 Bb4

9.c3 Bf8 10.Nbd2=+ Nge7 11.Be2 Nf5-/+ 12.0-0 Be7 13.c4 Bf3 14.Bf3 Ne3 15.fe3= dc4 16.Nc4 Qc7 17.Be4 0-0 18.Qb1 g6 19.Rc1 Qd7 20.Qb5 Rfd8 21.Nd2 Bg5-/+ 22.Qd3 Ne5! 23.Qe2 Nc6?? 24.Kh1 Rac8 25.Rcb1 Rc7 26.Bf3 Be7 27.Rf1 Bf8 28.Ne4-/+ Be7 29.Qf2?? f5-+ 30.Nd2 Bf6 31.Qe2 Kg7 32.g4? f4! 33.Ne4 Be7 34.Qb2 Kg8 35.d5 ed5 36.Nc3 Nb4 37.Rad1 Qe6 38.ef4 a5 39.Rfe1?! Qf6 40.Re3 d4 41.Re7 Re7 42.Ne2 Red7 43.g5 Qg7 44.Bg4 Rd6 45.Ng3 d3 46.Qg2 Nc2 47.Ne4 Ne3 48.Qa2 Qf7 49.Qa3 Ng4 50.Qa5 Qd5 51.Qd5 Rd5 52.h3 Rd4 53.hg4 Re4 0–1. Gietl,Thomas (2345) – Kordts,Wolfgang (2120), Regionalliga NO9798, 1998.

9.c3 Bf8 10.Nbd2 Nge7 11.h3 Bf3 12.Nf3 Nf5 13.Bd2 Be7 14.Rb1 Qc7 15.g4 Nh6 16.Bd3 Ng8 17.0-0 (17.Qb3 Rb8+=) 17...a6 18.Qa4 Ra7 19.c4 dc4 20.Be4? (better is 20.Qc4!? b5 21.Qc2=) 20...b5-+ 21.Rb5 ab5 22.Qb5 Kf8 (22...Kd7 23.d5 ed5 24.Bd5 Qb7 25.Qc4 Qa6 26.Bc6 Qc6 27.e6 Qe6 28.Qd4 Ke8 29.Qa7 Qd5+/-) 23.Bc6= g6 24.Rc1 White plans d5 24...Kg7 25.Rc4 Ra1 26.Kg2 Qa7 27.d5 ed5 28.Qd5 Ra2 29.g5 h6 30.Rf4 Bg5 31.Ng5 hg5 32.Rf3 Ra3 33.Bg5 Rf3 34.Qf3 Rh5 35.h4 Rh7 36.Bb7 Qb6 37.Bd5 Qc7 38.Qe4 Ne7 39.Bf6 Kg8 40.Qa4 Qd8 41.Bf3 Qf8? 42.Qg4 Nf5= Attacking the isolated pawn on h4 43.Bd5 Qe8 44.Qg6?? Rg7!-+ 45.h5 Rg6 46.hg6 Nh6 47.f4 Qd7 48.gf7 Kf8 49.Bf3 Qd2 50.Kg3 Kf7 51.Bg5 Nf5 52.Kg4 Kg6 (52...Kg6 53.Bc6 Qe2 54.Kh3 Qf2-+) 0–1. Gietl,Thomas (2325) – Rohrbach,Frank (2215), Landesliga Nord, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6)

9.c3 Ba5

10.Ra3 Nge7 11.Rb3 Qc7 12.Be2 a6 13.0-0 b5 14.Nbd2 0-0 15.h3 Bh5 16.g4 Bg6 17.Nh4 f5 (17...f6!? 18.ef6 Rf6 19.Bg5-+) 18.Ng6-/+ hg6 19.Nf3 Nd8 20.Ng5 (20.Qd3 Nf7+=) 20...Qd7 (20...Bc3!? 21.gf5 Nf5-/+ (21...gf5?! 22.Bb5 g6 23.Be2=)) 21.Qa1 Nec6 22.Ra3 f4 23.Bc1 Qe7 24.h4 Bc3 (24...Nb7!?=) 25.Qc3+/- b4 26.Qd3 Nd4 27.Qd4 ba3 28.Qd3 (28.Bf4?! Rb8 29.Bc1 Nf7+=) 28...a2 (28...Qe8!?+/-) 29.Ba3+- (29.Ba3 Qe8 30.Bf8 Kf8 31.Qd2+-) 1–0. Gabetto,Flaviano (2135) – Cardani,Roberto (1840), Lombardia–ch, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6 8.ab4 Bb4)

10.Qa4 a6 11.Nfd2 Bf5 12.Be2 Nge7 13.0-0 Qc7 14.Qa3 0-0 15.Nb3 Bb6 16.N1d2 Ba7 17.Rfc1 f6 18.ef6 Rf6 19.Bg5 Bb8 20.g3 Rg6 21.Be7 Qe7 22.Qe7 Ne7 23.Nc5 Ra7 24.Nf3 Bf4 25.Re1 Nc6 26.Nh4 Bd2-/+ 27.Ng6 Be1 28.Re1+= hg6 29.g4 b6 30.Na6 Be4 31.f3 Bc2 32.Bb5 Nd8 33.Nb4 Bb3 34.Rb1 Ra3+= 35.Kf2 Bc4 36.Bc4 dc4 37.d5 Rc3 38.Nc6 Rb3 39.Ra1 ed5 40.Ra8 c3 41.Nd4 Rb2 42.Ke3 Kh7 43.Rd8 b5 44.Rd5 b4 45.Rc5 Rh2 46.Rc4 Rb2 47.g5 Kg8 48.Rc7?? Rb1+/- 49.Ne2 Rb2? 50.Nf4+- Rb1 51.Nd3 b3 52.Rc3 b2 53.Rb3 Rg1 54.Rb2 Rg5 55.Rb7 Kh7 56.Kf4 Rf5 57.Kg4 Kh6 58.Nf2 Rg5 59.Kf4 Rf5 60.Kg3 Kh7 61.Nh3 Ra5 62.f4 1–0. Klaric,Zl (2415) – Brkic,A (2415), TCh–CRO, Rabac CRO, 2003.

10.Qa4 Nge7 11.Bd3 Bf5 12.Bf5 Nf5 (12...ef5?! 13.0-0+=) 13.0-0 0-0 14.Nfd2 Qc7 15.g4 Ne3 16.fe3 Qe7 17.Nf3 f6 18.ef6 Qf6 19.Qb5 Bb6 20.Nbd2 Qg6 21.Kh1 (21.g5!? Rad8-+) 21...Qg4 22.Rg1 Qh5 23.Rg5 Qh6 24.Qd3 Bd8 25.Rg4 Rc8 26.Rag1 Rc7 27.R1g3 Rcf7 28.e4 Bc7 29.e5 Bd8 30.Qe2 Kh8 31.Qg2 Be7 32.Rg6 (32.Rh3 Qe3 33.Rhg3-+) 32...hg6 33.Rh3 Kh7 34.Qg4 Rf5 35.Rh6 gh6 36.Qg1 (36.Kg2 a5-+) 36...Rf3 37.Nf3 Rf3 38.Qa1 Rf7 39.Qb2 Na5 (39...Bg5 40.Qa3-+) 40.Qb5 Nc4 41.Qb7 Ne3 (41...Ne3 42.h3 Kg7-+) 0–1. Coates,Stephen – Grinwis,Jaap, CC.2004.0.086, 2004. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6 8.ab4 Bb4)

10.Bd3 Nge7 11.0-0 Bf5 12.c4 Bd3 13.Qd3 dc4 14.Qc4 Nd5 15.Qd3 Bb4 16.Nbd2 (16.Rc1 a5=+) 16...a5 17.Qe4 Nce7 18.Nc4 (18.Qg4 0-0-/+) 18...Qa6 19.Rfc1 b5 20.Nb2 Bc3 21.Qb1 (21.Rc2 0-0-/+) 21...b4 (21...Nf5 22.Ra2-+) 22.Ra2 Bb2 23.Rb2 (23.Qb2 a4-+) 23...Nc3 24.Qc2 Ned5 (24...a4 25.Ra1 Rc8 26.Kh1-+) 25.Ra1 (25.Ne1 0-0-+) 25...Rc8 (25...Qc4-+) 26.g3? (better 26.Kh1-+) 26...a4 27.Kg2 a3 28.Rb3 h6 (28...Qc4 29.Rc1-+) 29.Ne1 (29.Re1 0-0-+) 29...0-0 30.Nd3 (30.Bd2 Rfd8-+) 30...Ne3 (30...Rfd8 31.h3-+) 31.fe3 Qb7 (31...Qb7 32.Kh3 Qf3-+) 0–1. Paulesu,Sebastiano (2065) – Miranda,Marcus (1930), FICGS, 2008. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6 8.ab4 Bb4 9.c3 Ba5)

10.Bd3 Nge7 11.0-0 Bf5 12.Be2 Qb2 13.Ra3 Bb1 (better is 13...0-0!?-/+) 14.Rb3= Bc2 15.Rb2 Bd1 16.Rd1 Rb8 17.Rdb1 Bc3 18.Rb7 (18.Rb3 Ba5 19.Rb7 0-0=) 18...0-0+= 19.Bg5? (19.g4 a5 20.Bd1 Rb7 21.Rb7 Rb8 22.Rb8 Nb8-/+) 19...f6 (better is 19...Nf5 20.Rb8 Rb8 21.Rb8 Nb8-+) 20.Rb8+= Rb8 21.Rb8 Nb8 22.ef6 gf6 23.Bf6 Nbc6 24.Bb5 h6 25.Kf1 Kf7 26.Be7 Ne7 27.Ke2 Nf5 28.Kd3 Bb2 29.g4 Nd6 30.Ne5 Kf6 31.Ba6 Ne4 32.f3 Nc5 ½–½. Lotero,Faiber (2165) – Nieto,Guillermo Luigui Ub (1990), Bogota COL, Millonario Open, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Qb6 6.Nf3 Bg4 7.Be3 e6 8.ab4 Bb4)

10.Bd3 Nge7 11.0-0 Bf5 12.Nh4 Bd3 13.Qd3 0-0 14.Nd2 Rac8 15.Ndf3 Qa6 16.Qa6 ba6 17.Ra3 h6 18.Nd2 Bb6 19.Ra6 Na5 20.Ra1 Nc4 21.Nc4 Rc4 22.Bd2 (22.Ra7? Ba7 23.Ra7 Nc6-+) 22...f6 23.ef6 Rf6 24.Nf3 Nc6 25.Kf1 Kf7 26.Ke2 Ke7 time. Pinasco,Damian (2135) – Mena,Alberto (2135), IECG, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

10.Bd3 Nge7 11.0-0 h6 12.h3 (12.Qe2 0-0 13.Rc1 Nf5-/+) 12...Bf5 13.Bc1 (13.c4 dc4 14.d5 Qb2 15.dc6 Qa1 16.Bf5 Nc6=+ (16...ef5?? 17.Qd7 Kf8 18.cb7+-)) 13...0-0 14.Nh4 Bd3 15.Qd3 f6 (15...Rfc8 16.Qg3 Kh8 17.Qf3-/+) 16.ef6 Rf6 17.Ba3 Qc7 18.Re1 Raf8 (18...Qf4 19.Nf3 Ng6 20.Bc1-/+) 19.Nd2 (19.Nf3 R8f7-/+) 19...R8f7 (19...Rf2 20.Re6 R2f6 21.Bd6-/+) 20.Nhf3 (20.Nb3 Bb6 21.Be7 Ne7-/+) 20...Ng6-/+ 21.Re3 (21.Ra2 Nf4 22.Qe3 Bb6-/+) 21...Bb6 (21...Nf4 22.Qf1-/+) 22.Qb5 e5 (22...Nf4 23.Bc5 Bc5 24.Qc5-/+) 23.de5 (23.Qd5 Nf4 24.Qa2 ed4 25.cd4 Bd4 26.Nd4 Nd4-/+) 23...Nce5-/+ 24.Re5 Ne5 25.Qe8 Rf8! 26.Bf8 Nf3 27.Nf3 Rf8 28.Qe6 Qf7 29.Qe2 a5 (29...Bc5 30.Qd2-/+) 30.Qa2 (30.Qb5 Qe6-/+) 30...Qe6 31.Rd1 Rf5 32.Nd4 (32.Qb3 Kh7-/+) 32...Bd4 33.Rd4 (33.cd4 b6-/+) 33...b6 (33...Qe1 34.Kh2 Qc3 35.Rd5 Qc7 36.Kg1 Rd5 37.Qd5 Kf8 38.Kf1-+) 34.Qd2 Re5 35.Qd3 Qf5 36.Qd2 Kh7 37.Kh2 Qf7 38.Qd3 Qg6 (38...Kg8 39.f4 Rf5 40.Kg1-/+) 39.Qb5 (39.Rd5 Rd5 40.Qd5 a4-/+) 39...Rg5 40.g4 Re5 (40...Qc2 41.Kg2 Qc3 42.Qb1 Rg6 43.Rd5-+) 41.Kg3 (41.Rd5 Rd5 42.Qd5 a4-/+) 41...Qe6 42.Qd3 Kg8 43.Qd2 (43.Kg2 h5-/+) 43...h5-+ 44.f3 (44.Kg2 hg4 45.Rg4 Qf6-/+) 44...Kh8 (44...hg4 45.hg4 Kf8 46.c4 dc4 47.Qf4 Kg8 48.Rc4-+) 45.Kf2-/+ h4 (45...hg4 46.hg4 g5 47.f4 gf4 48.Rf4-+) 46.Qd3 Kg8 47.Qd2 Qc6 (47...g5 48.Qd3-/+) 48.g5 (48.f4 Re4 49.Rd5 Rf4 50.Kg1 Rf3-+) 48...a4 (48...Qc5 49.g6-/+) 49.Rh4 b5 (49...a3 50.Rb4-/+) 50.Rd4 (50.Rb4 a3-/+) 50...a3 (50...Qb6 51.Kg3 Qe6 52.Rb4-/+) 51.f4=+ Rf5 52.Kg2 g6 (52...Kh8 53.Kg1=+) 53.Kh2 (53.Qc2 Rf7-/+) 53...Kh7 54.h4 (54.Qc1 Qd6=+) 54...Kg7-/+ 55.Qc1 Qa8 (55...Qd6 56.Qd2-/+) 56.Qa1 Qe8 (better 56...Kg8-/+) 57.c4?? (better 57.Qa3 Qe2 58.Kh1=) 57...Qe2-+ 58.Kg3 Qb2 59.Rd1 bc4 0–1. Cardoso,Sergio (2000) – Nig,Piotr (1800), FICGS, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6 8.ab4 Bb4 9.c3 Ba5)

9.c3 Be7

10.Bc1-/+.

10.Nbd2 Qb2 11.Rb1 Qc3 -+.

10.Nbd2 Nh6 11.Bh6 gh6 Black has the pair of bishops 12.Rb1 White threatens to win material: Rb1xb6 12...Qc7 13.Bd3 a6 Secures b5 14.Qa4 Kf8 Black loses the right to castle 15.0-0 Kg7 (15...Na5 16.Qa1+=) 16.c4 (16.Ne1!?= should be examined more closely) 16...dc4-/+ 17.Qc4 White has a new backward pawn: d4. Black has a new passed pawn: b7 17...b5 Black threatens to win material: b5xc4. 18.Qc3 Rac8 19.Qb2 Nb4 20.Rfc1?? causes further problems for ? (better is 20.Be4-/+) 20...Qc1!-+ Decoy: c1 (20...Nd3?! is a useless try 21.Rc7 Nb2 22.Re7 Bf3 23.Nf3-/+) 21.Rc1 Nd3 (21...Nd3 22.Rc8 Nb2-+ (22...Rc8?! 23.Qa2-/+)) 0–1. Gietl,Thomas (2210) – Kaiser,Wolfgang (2290), Oberliga Bayern, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

10.Bd3 Bd8 11.Na3= (11.h3 A) 11...Qb2 12.Ra3 (12.Ra4 Bf5 13.Bf5 ef5 14.0-0 Nge7 15.c4 0-0) 12...Bf3 13.gf3 Rb8 14.Rb3 Qa2 15.Ra3 Qb2; B) 11...Bh5 12.Na3 (12.Nbd2 Bg6 13.Rb1 Qc7 14.Qe2 Nge7 15.0-0 0-0) 12...Nh6 13.Nb5 0-0 14.Bh6 gh6 15.Qd2 Bf3; C) 11...Bf3 12.Qf3 Qb2 13.Ra4 Nh6 14.0-0 Be7 15.Rd1 Qb3; 11.0-0 A) 11...Nh6 12.Na3 (12.h3 Bh5 13.Na3 0-0 14.Bh6 gh6 15.Rb1 Qa5) 12...0-0 13.Bh6 gh6 14.Rb1 Qa5 15.Nb5 Be7; B) 11...Nge7 12.h3 (12.Na3 Nf5 13.h3 Ne3 14.fe3 Bh5 15.Rb1 Qa5) 12...Bh5 13.Na3 0-0 14.Rb1 Qa5 15.Nb5 Nf5; 11.Nbd2 A) 11...Nh6 12.Bh6 (12.Rb1 Qc7 13.Qb3 0-0 14.Bh6 gh6 15.h3 Bh5) 12...gh6 13.Rb1 Qc7 14.h3 Bh5 15.0-0 0-0; B) 11...Nge7 12.0-0 (12.Rb1 Qc7 13.0-0 Bf5 14.Bf5 Nf5 15.c4 Qd7) 12...Bf5 13.Rb1 Qc7 14.Bf5 Nf5 15.c4 Qd7) 11...a6 (11...Nge7 12.Nb5 (12.0-0 0-0 13.h3 Bf5 14.Nb5 Bd3 15.Qd3 a5) 12...0-0 13.h3+= Bh5 14.Nd6 Qb2 15.0-0 Qc3; 11...Nh6 12.Nb5 (12.Rb1 Qa5 13.Nb5 0-0 14.Bh6 gh6 15.Qc1 Bf3) 12...Be7 13.Rb1 Qd8 14.h3 Bf5 15.Bf4 Bd3) 12.Nb5 (12.0-0 Be7 13.h3 Bh5 14.c4 Ba3 15.Ra3 Nge7) 12...Rb8 (12...Be7!? 13.Nd6 Bd6 14.ed6 Nf6+= (14...Qb2 15.0-0 Bf3) 15.0-0 0-0) 13.Nd6+/- Kf8 14.h3 Bh5 15.g4 (15.0-0!?+- Be7) 15...Bg6+/- 16.Ng5 (16.0-0 Bd3 17.Qd3 h5+=) 16...Bg5+= 17.Bg5 f6 18.Qf3 (better is 18.Bg6!? hg6 19.Qf3+=) 18...Nd4 19.Qf4? (19.cd4 Qd4 20.0-0 Qd3=) 19...Bd3 (19...Qb2 20.0-0 Qc3 (20...Bd3? 21.cd4 Ke7 22.Rac1+-) 21.ef6 Qd3 (worse is 21...Bd3 22.fg7 Kg7 23.Qf7) 22.fg7 Kg7 23.Qe5 Kf8=) 20.ef6+= Nf3 21.Qf3 Qd6 (21...Nf6?? 22.Bf6 Kg8 23.Bg7 (23.Qd3?! gf6 24.Nf5 ef5=) 23...Qd6 24.Bh8+-) 22.fg7 Kg7 23.Qd3 Nf6 24.0-0 Ne4 (24...h5 25.Rfe1 hg4 26.Qd4+=) 25.Bh4 (25.Be3 Rbc8+=) 25...h5 26.g5 (better is 26.Rfe1!? hg4 27.Re4 Rh4 28.Rae1+=) 26...Qf4-+ 27.Qd4? (27.f3 Ng5 28.Bg5 Qg5 29.Kh1 Kf6-+) 27...Kg6 28.f3? Qh4 29.fe4 Qg3 30.Kh1 Qh3 31.Kg1 Qg3 32.Kh1 Qh4 33.Kg1 Qg5 34.Kh2 Qh4 35.Kg1 Rhg8 36.Rf2 Kh7 37.Kf1 Rbf8 (37...Rbf8 38.Ke2 e5-+) 0–1. Horvath,Ilona Klara (1870) – Havanecz,Bianka (2070), Budapest HUN, Ch U20 (g), 2013. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6 8.ab4 Bb4)

10.Bd3 Nh6 11.0-0 Nf5 12.Nbd2 0-0 13.h3 Ne5 14.hg4 (14.de5 Ne3 Combination; 14.Ne5 Bd1 Pinning (14...Bd1 Deflection)) 14...Ne3 (worse is 14...Nd3 15.gf5 a5 16.fe6 fe6 17.Qc2+/-) 15.fe3 Nd3 16.Qe2 Nc5 17.Rfb1 Qc7 18.dc5 Bc5 19.c4 dc4 20.Nc4 Rfd8 21.Na5 b6 22.Nb3 Be7 23.Nbd4 a5 24.Rc1 Qb7 25.Nc6 Rd5 26.Ne7 Qe7 27.Rab1 Rc5 28.Qb2 forfeited 1–0. Pinasco,Damian (2135) – Gonzaga Grego,Luis (2030), IECG, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6)

10.Be2 h5 11.0-0 Qb2 12.Ra4 Bf5 13.Bd3 Bd3 14.Qd3 Qb3 15.Ra1 Qc4 16.Qc2 a5 17.Nbd2 Qa6 18.Ne1 Nh6 19.Nd3 Nf5 20.Rfb1 0-0 21.Nf4 g6 22.h3 (22.Qa4!?+=) 22...Rfc8 23.Qd1 Ne3 (23...a4 24.Nf3-/+) 24.fe3+= Bg5 25.Qf3 Bf4 26.ef4 Ne7 27.g4 hg4 28.hg4 Qc6 29.Rc1 Kg7 30.Nf1 b5 31.Qg3 Rh8 32.Ra2 (32.Kf2 a4-/+) 32...Qc4 33.Rg2 a4 34.f5 Ng8 (better is 34...Kg8!?-+) 35.Nd2 Qc7 (35...Qc6 36.f6 Nf6 37.ef6 Kf6 38.Rf2 Ke7+=) 36.Rf1?? (better is 36.f6 Kf8 37.Rh2 Rh2 38.Qh2 Nf6 39.Qh6 Ke7 40.Qh4+/-) 36...a3 37.Nb3 a2 38.fe6 fe6 39.Nc5 Qe7 40.Ra1 Rh4? 41.Qf2?? Rh3+= 42.g5 Rc3 43.Ra2 Rf8 44.Ra7= Rc1 45.Kh2 Rf2 46.Re7 Ne7 47.Rf2 Nf5 48.Ne6 Kf7 49.Nf4 Rc4 50.e6 Kg7 51.e7 Ne7 52.Ne6 Kh8 53.Rf8 Ng8 54.Rf7 Rc2 55.Kg3 Re2?? 56.Nf8 Ne7 57.Re7! Re7 1–0. Gietl,Thomas (2245) – Ertl,Rolf (2115), Oberliga Bayern, 2004. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qb6 6.Nf3 Bg4 7.Be3 e6 8.ab4 Bb4)

5.a3 Qc7

6.ab4 Nb4 7.c3 Nc6 8.Bd3 g6 9.h3 Bg7 10.Ne2 Nh6 (10...f6 11.ef6 Nf6 12.Bf4+=) 11.Bh6 (11.Qb3!?=) 11...Bh6-/+ 12.0-0 0-0 13.f4 Bd7 14.g4 e6 15.Qe1 Bg7 16.Nd2 b5! 17.Nf3 (17.Bb5 Ne5 Decoy) 17...Na5 18.Ra2 Nc4 19.Ng3 a5 20.f5 Rfb8 21.Ng5 Ne5 (better is 21...Bh6!? 22.fe6 Be6-+) 22.de5+= Qe5 23.Re2 Qc3 24.Qc3 Bc3 25.Nf7 Kf7 (25...ef5!? 26.Re7 Be8 27.Nh6 Kh8 28.gf5 Bf6-/+) 26.fe6= Ke7?? (26...Ke8 27.ed7 Kd7 28.Rf7 Kd6 29.Rh7 a4 30.Bg6 a3 31.Nf5 Kc6 32.Ne7 Kc5+=) 27.Rf7+- Ke8 28.Rd7 Rd8?? (28...Ra7 29.Rh7! Rh7 30.Bg6 Kf8 31.Bh7 Bf6+-) 29.Bb5 (29.Bb5 Rdb8 30.Rb7 Kf8 31.e7 Kg8 32.e8Q Re8 33.Be8+-) 1–0. Frink,Ferenc (2260) – Rezsek,G (2000), XXX Zalakaros Open, 2011. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4)

6.ab4 Ne5 7.c3 Nc4 8.Bd3 (8.Nf3 Nd6-/+) 8...Nf6 9.Ne2 e6 10.0-0 Bd6 11.g3 0-0 12.Nd2 b5 (12...e5!? 13.Qb3 Bh3 14.Re1-+) 13.Nf3 Bd7 14.Bf4 Nb2 15.Qc2 Nd3 16.Qd3 Ne4 17.Ne5 f6 18.Nd7 Qd7 19.f3 Bf4 20.fe4 (20.Nf4 Nd6+=) 20...Bc7-/+ 21.Ra6 (21.Nf4 Qc6 22.ed5 ed5-/+) 21...Bb6 22.ed5 Qd5 23.Nf4 Qd7 (23...Qc6 24.Ra3-+) 24.Qe4 Rfe8 25.Kg2 (25.Nd3 Rad8 26.Nc5 Qc8-/+) 25...Rac8 (25...Rad8 26.Nd3-+) 26.d5? (26.Qf3 Qf7 27.Raa1 e5 28.de5 Re5-/+) 26...Rc3 (better is 26...Qb7!? 27.Ra2 Rc3-+) 27.de6-/+ Qd2 28.Kh3 Rc2 29.Rh1 Rc4 30.Qf5 Rd4 31.Qb5= Re6 32.Rb6 ab6 33.Ne6 Qh6 34.Kg2 Qd2 35.Kf3?? Rd3-+ 36.Kg4 Qe2 37.Kh4 g5 38.Ng5 Rd4 39.Kh3 Qb5 (39...Qb5 40.Nf3 Qf5 41.Kg2 Qc2 42.Kh3 Rb4 43.Rb1 Qb1 44.Nd2 Qf5 45.Kg2 Rb2 46.Kg1 Rd2 47.h3 Qb1; 39...Qg4 40.Kg2 Rd2 41.Kg1 Qd4 42.Kf1 Qf2) 0–1. Garcia Alvarez,JB (1925) – Cenal Gutierrez,R (2025), Asturias–chT Preferente, 2003. (=1.e4 c5 2.b4?? cb4-/+ 3.d4 d5 4.e5 Nc6)

6.Be3 Qa5 7.c3 bc3 8.Qc2-/+.

6.Be3 Bf5 7.Nf3 e6 8.Bd3 Nge7 9.0-0 Bd3 10.Qd3 Nf5 11.ab4 (11.c4 bc3! 12.Rc1 Qa5-/+) 11...Bb4 (11...Nb4 12.Qb5 Qc6 13.Na3-/+) 12.c3 Ne3 13.fe3 Be7 14.c4? (better is 14.e4!?+=) 14...Nb4-+ 15.Qc3 dc4 (15...Qc4 16.Qd2-+) 16.Na3 0-0 17.Rfc1 Nd5 18.Qc4 Qc4 19.Nc4 Rfc8 (19...b5 20.Nb2 b4 21.Ra6-+) 20.Nd6 (20.e4 Nf4 21.Kf1 Nd3-/+) 20...Rc1 21.Rc1 Bd6 (21...Ne3!? 22.Rc8 Rc8 23.Nc8 Kf8-/+) 22.ed6+= Rd8 (22...Ne3?? 23.d7 Rd8 24.Rc8+-) 23.e4 Nb6 (23...Nf6 24.e5 Nd5 25.Ra1+=) 24.Rc7= Rd7 25.Ne5 Rc7 26.dc7 Nc8 27.Kf2 Kf8 28.Ke3 Ke7 29.d5 (29.g4!?+=) 29…f6 (29...f6 30.Nd3 ed5 31.ed5 Kd6-+) 0–1. Kuhn – Lehmann, 3. DDR–PV/43 L, 1972. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qc7)

6.Be3 Nh6 7.ab4-/+ Nf5 (7...Bf5 8.Nf3-/+) 8.c3 (8.b5 Na5+=) 8...Ne3 9.fe3 Bf5 (9...g6 10.Qa4 Qd7 11.b5=) 10.Nf3+= e6 11.Qa4 Qd7 12.Nbd2 Be7 13.Nb3 0-0 14.Na5 Qc7 15.Nc6 bc6 16.Ba6 f6 17.Qa5 Qb8 18.0-0 Be4 19.ef6 Bf6 20.Qc5 Qe8 (20...Qc7!?+=) 21.Bb7+/- Rd8 22.Qc6 Qg6 (22...Qc6 23.Bc6 Rc8 24.b5+/-) 23.Qe6 Kh8 24.Qh3 (24.Ra7?! Bd4 25.Qg6 Be3 (25...hg6?? 26.ed4 Rf6 27.Ne5+-) 26.Kh1 Bg6+=) 24...Rb8? (24...Bd3!? 25.Rfe1 Be4+/-) 25.Ra7 Qf7?? (25...Rf7 26.Rfa1 Rd8+- (26...Rfb7?? 27.Rb7 Rf8 28.b5+-)) 26.Ne5 Qe8 27.Nd7 Bg2 (27...Qg6+-) 28.Kg2 (28.Kg2 Qe4 29.Qf3 Qc2 30.Rf2 Qg6 31.Kh1 Rb7 32.Nf8 Qb1 33.Rf1 Qf1 34.Qf1 Ra7 35.Qf5+-) 1–0. Hoover,Nathan (2195) – Nagle,Sean, Minnesota Wed Knight, 1997. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Nc6)

6.Nf3 Bg4 7.ab4 Nb4 8.c3 Nc6 9.Na3 a6 10.Be2 e6 11.0-0 Rd8 12.Qa4 Nge7 13.Be3 Nc8 14.Rab1 (14.Rfb1 Be7+=) 14...Bf5 15.Rb2 Be7 16.Nc2 0-0 17.Bd2 Nb8 18.Qb3 b5 19.Nb4 Bb4 20.cb4 Nb6 21.Rc1 Nc4 22.Bg5 Rc8 23.Ra2 Qb7 24.Raa1 Rc6 25.Nh4 Bg6 26.Qg3 Rc7 27.Bg4 Nc6 28.Qc3 a5 29.Ng6 (29.ba5!? b4 30.Qg3+=) 29...ab4-/+ 30.Qd3 hg6 31.Rab1 Ra8 32.Rd1 Ra3 33.Qe2 Qa7 34.Be3 b3 35.h4 b2 36.Kh2 Ra1 37.Qe1 Rb1 38.Rb1 Qa2 39.Be2 Na3 40.Bd3 Nb1 41.Bb1 Qa1 42.h5 gh5 43.Qf1 Ne5! 44.de5 Rc1! (44...Rc1 45.Qc1 bc1Q 46.Bc1 Qb1-+) 0–1. Yates,F – Buerger, London, 1926. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Qc7)

6.Nf3 Nh6 +=.

6.f4? Bf5 7.Nf3-/+ e6 8.Bd3 Bg4 9.Be2 Nge7 (9...Nh6 10.ab4 Bb4 11.c3-/+) 10.ab4 Nb4 11.c3 Nbc6 12.0-0 Nc8 (12...Nf5 13.Bd3+=) 13.Ng5 (13.Na3!?=) 13...Be2-/+ 14.Qe2 Be7 (14...h6 15.Nf3-/+) 15.Ba3 (15.Qh5 g6 16.Qh6 Bf8=) 15...0-0 (15...h6 16.Nf3-/+) 16.Qh5? (better is 16.Qd3!? g6 17.Rf3=) 16...h6-+ 17.Rf3? (17.Nf3 a5-+) 17...Ba3 (better is 17...Qb6 18.Be7 N8e7-+) 18.Na3 N8e7 (18...hg5 19.Rh3 f6 20.ef6 Rf6 21.fg5+-) 19.Raf1 (19.Nh3 Nf5-+) 19...Nf5 (better is 19...Qb6 20.Nh3 Qb3-+) 20.Nb5? (20.g4 Nfd4 21.cd4 Nd4 22.Rd3-/+) 20...Qe7 (better is 20...Qb6 21.Nd6 A) 21...hg5 22.Rh3 Nh6 23.fg5 Nd4 24.cd4 (24.gh6? g6 25.Qg4 Nf3 26.Kh1 Ne5-+) 24...Qd4 25.Kh1 Qe5 26.Qh4+/-; B) 21...g6-+) 21.g4-/+ Nfd4?? (better is 21...g6 22.Qh3 hg5 23.gf5 g4 24.Qg4 ef5+=) 22.Nd4+= Nd4 23.cd4 a5 24.Nh3+/- Qe8 25.g5 f5 26.g6 b5 27.Ng5 a4 28.Nf7 Rf7 29.gf7+- Qf7 30.Qf7 Kf7 31.Rb1 Rb8?? 32.Ra3 1–0. Steiner,Robert – Grisbrook,J, Golden Open Cash Tourn. Prel. (GOC), 1943. (=1.e4 c5 2.b4?? cb4-/+ 3.a3 d5 4.e5 Nc6 5.d4 Qc7)

6.f4? Nh6 7.ab4 Bf5 8.Nf3 Nb4 9.Na3-/+.

5.a3 e6

6.ab4 Nb4 7.c3 Nc6 8.Bd3 Qc7 9.Ne2 a6 10.0-0 f5 11.ef6 Nf6=+ 12.f4 Bd6 13.Nd2 0-0 14.Nf3 Bd7 15.Ne5 Rac8 16.Bd2 Ne7 17.Ng3 Nf5 18.Qf3 Ng3=+ 19.Qg3 Bb5 20.Bb5 Ne4 21.Qd3 Nd2 22.Bd7+= Nf1?? 23.Be6+- Kh8 24.Ng6! hg6 25.Qh3# 1–0. Koltanowski,George – Saxton,Delmar, simul blind, 1940.

6.ab4 Nb4 7.c3 Nc6 8.Bd3 Nge7 9.f4 Nf5 10.Nf3 Be7 11.0-0 0-0 12.g4 Nh6 13.f5 ef5 14.g5= Ng4 15.h3 a6 16.hg4 fg4=+ 17.Nh4 Bg5 18.Nf5 Bc1 19.Qc1 Bf5 20.Bf5 h5 21.Ra2 g6 22.Qh6+= g3?? 23.Bg6!+- fg6 24.Qg6 Kh8 25.Qh5 Kg7 26.Qg4 Kh7 27.Qh3 Kg6 28.Rf8 (28.Rf8 Qf8 29.Qg3 Kf7 30.Rf2 Ke7 31.Qg5 Ke6 32.Qg6 Kd7 33.Rf8 Rf8 34.Qg7 Ke8 35.Qb7 Rg8 36.Kf2+-; 28.Qg3?! Qg5 29.Qg5 Kg5 30.Rg2 Kh6+=) 1–0. Vaclavik,A (1930) – Hlavac,R (2150), 2nd Highlands Open A, 2005.

6.ab4 Nb4 7.c3 Nc6 8.f4 Nge7 9.Bd3 a6 10.Nf3 Nf5 11.0-0 h5 12.Na3 Rb8 13.Nc2 b5 14.Ne3 Ne3 15.Be3 g6 16.Ng5 Be7 17.Qc2 Rg8 18.Qe2 Bg5 (18...Na5!?+=) 19.fg5+= Ne7 20.h4 Nf5 21.Bf5 ef5 22.Bf4 Rb6 23.Rfb1 Kf8 24.Bd2 Rg7 25.c4? (better is 25.Rf1!?=) 25...dc4-/+ 26.Ba5? (better is 26.Bb4 Kg8 27.Qf2-+) 26...Qd4-+ 27.Kh1 (27.Kf1 Re6 28.Rd1 Qf4 29.Qf3 Qf3 30.gf3-+) 27...Qh4 28.Kg1 Re6 0–1. Orsos,Gabor – Virag,Attila Aba (2075), Miskolc Avas op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6)

6.Bb5 Qa5 7.Bc6 bc6 8.Nf3-/+.

6.Bb5 a6 7.Bc6 bc6 8.Nf3 Ne7 (better is 8...c5!?+=) 9.ab4+= Nf5 10.c3 Be7 11.0-0 a5 12.Qa4 Bd7 13.Bd2 (13.Qa2!?+=) 13...c5+= 14.Qb3 a4 15.Qb2 c4 16.Ra3 0-0 17.g4 Nh6 (better is 17...Nh4!? 18.Nh4 Bh4-/+) 18.Bh6= gh6 19.h3 Kh8 20.Nh2 Rg8 21.f3 f6 22.ef6 Bf6 (22...Bd6 23.f7 Rf8 24.Qf2-/+) 23.Qe2 h5 24.Kh1 Qc7 25.f4 hg4 26.Ng4 Raf8 27.Ne5 Be5 28.fe5 Be8 (28...Qd8 29.Nd2 Qg5-/+) 29.Nd2? (better is 29.Rf8 Rf8 30.Nd2+=) 29...Qg7-+ 30.Rf8?? (better is 30.Raa1 Qg3 31.Rf3 Rf3 32.Qf3 Qf3 33.Nf3-+) 30…Qg1# (30...Rf8?! 31.Qe3+=; 30...Qf8?! 31.Qf3=) 0–1. blackcrowman – joselopescruz, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 e6)

6.Bb5 Bd7 7.Bc6 Bc6 8.Bd2 ba3 9.Na3 Ne7 10.Nf3 Ng6 11.0-0 Be7 12.Qc1 h6 13.Re1 a6 14.c3 Rc8 15.Re3 Rc7 16.Ne1 Bg5 17.Rg3 Bd2 18.Qd2 Qc8 19.Nd3 b6 20.c4 0-0 21.Nf4 Nf4 22.Qf4 Bb7?? (22...Kh7 23.Rb3 Rb7 24.Rc1+=) 23.Qg4?? (better is 23.Qh6! f6 24.ef6+-) 23...f5 24.Qg6 Qe8 (better is 24...dc4!? 25.Qh6 f4-+) 25.Qh6+= Rff7 26.Rc1 Kf8 27.Qg5 Qe7 28.Qh5 Qb4 29.Qh4 Ke8+/- 30.Ra1 dc4+= 31.Qh8 Qf8 32.Qf8? Kf8 33.Rc1 b5 34.Rgc3 b4 35.Rc4 Rc4 36.Nc4 Rc7 37.Kf1 Bd5 38.Ke2 Rc4 (38...Rc4 39.Kd2 Rd4 40.Ke3 Re4 41.Kd2 Re5-+) 0–1. Wieczorek,Bruno – Wiczynski,Artur, Poland–ch U10 Kolobrzeg, 2003. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6)

6.c3 bc3 7.Nc3 g6 (7...Bd7 8.Rb1+=) 8.Nf3= a6 9.Bd3 Bg7 0–1. Hunstock,Joachim – Jaloszynski,Tadeusz, Poznan–ch2 corr Poland, 1990. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 e6)

6.Ne2 f6-/+ 7.f4 f5 8.Ng3 Qb6 9.Ne2=+ Bd7 10.ab4 Bb4 11.c3 Be7 12.Ng3 Na5 13.Na3 a6 14.Bd3=+ Rc8 15.Bd2 Qb2 16.Nc2-/+ Qb6 17.Ne3 g6 18.0-0 Nc4 19.Bc4 dc4 20.Rb1 Qc6=+ 21.Ne2 Qc7 22.Re1 Bc6 23.g4? Be4 24.Rb2 Bh4 25.Ng3 Bg3 26.hg3 Ne7 27.gf5 Nf5 28.Ng4=+ Bc6 29.Nf6 Kf7 30.g4 Nh4 31.Re3 h5 32.d5 Bd5 33.Nd5 ed5 34.e6? Ke8-+ 35.Rh3 Qe7 36.Qe2?? Rc6 37.f5? gf5-/+ 38.gf5? Nf5-+ 39.Rh5 Rg8 40.Kf2 Ng3 41.Bg5 Ne2 42.Be7 Nf4 (42...Nf4 43.Rb7 Nh5 44.Rb8 Ke7 45.Rg8 Re6-+) 0–1. Planells,J (1895) – Aranda Marin,Cristian (2235), ESP–chJ Los Barrios, 1995.

6.f4 Qa5 7.Qd2 Bd7 8.Nf3 0-0-0 9.Bb2 f6 10.ab4 Qb4 11.Bc3 Qb6 12.Na3 Ba3 13.Ra3 Qb1 14.Kf2+= b5?? 15.Rb3 Qa2 16.Bb5 a6 17.Bd3 Nh6 18.Ra1 Qa1 19.Ba1 Ng4 20.Kg3 f5 21.Ba6 Kc7 22.Rb7 Kc8 23.Qc3 Rde8 24.Qc5 h5 25.Rd7! Kb8 26.Qb6 Ka8 27.Qb7# 1–0. pereira – opponent, internet, 2009.

6.f4 Qb6 7.Nf3 a5 8.Be2 ba3 9.Na3 Bb4 10.Bd2 (better is 10.Kf2!?+=) 10...Nd4-+ 11.Nd4 Qd4 12.Bb5 (12.Bb4 Qb4 13.Qd2-+) 12...Bd7 13.Bd7 Kd7 14.Bb4 Qe4 15.Kf2 (15.Qe2 Qb4 (15...ab4?! 16.Qe4 de4 17.0-0-0 Ke7 18.Nb1-/+) 16.Qd2 f6-+) 15...Qf4 (15...ab4 16.Nb5 Ra1 17.Qa1 Qf4 18.Kg1-+) 16.Qf3 Qf3 17.Kf3 ab4 18.Nb5 Ne7 1–0. Paul Tomillo,Jesus M – Sobrino Garcia,Roberto, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 e6)

6.f4 Qb6 7.Nf3 Qa5 8.Qd2-/+.

6.f4 Qb6 7.Nf3 Nge7 8.ab4 Nb4 9.c3 Nbc6 10.Ba3 (10.Bd3 a5-/+) 10...g6 (10...a5 11.Bd6+=) 11.Bc5 White threatens to win material: Bc5xb6 11...Qb2 Black threatens to win material: Qb2xa1 12.Ra3 a6 Prevents intrusion on b5 13.Nbd2 White king safety improved 13...Nf5 14.Rb3 Qa2 15.Ra3 White threatens to win material: Ra3xa2 15...Qb2 Twofold repetition 16.Rb3 Qa2 1–0. Eberth,Zoltan (2255) – Besnyo,Marton (2090), Gongyos Matra op, 2002. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6)

6.f4 Nge7 ½–½. Bakos,Lili – Bakos,Laszlo, Gongyos Matra op, 2002. (=1.e4 c5 2.b4 e6 3.e5 cb4 4.a3 Nc6 5.d4 d5)

6.f4 f5 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7 10.Qh5 g6 11.Qf3 h5 12.Ne2 Bh4 13.g3 Be7 14.0-0 g5 15.fg5 Bg5 16.Nf4 Bf4 17.Bf4 Qe7 18.Na3 a6 19.Nb5 ab5?? (better is 19...Bc8+/-) 20.Ra8+- Kf7 21.Rfa1 (21.Qe3 Kg7+-) 21...Kg6? (21...b4 22.cb4 Qb4 23.R8a4+-) 22.Kh1 Qh7 23.Rf8 (23.Qe3 b4+-) 23...Nge7 (23...Qe7 24.Raa8 Kg7 25.Bh6 Kh6 26.Rg8 Rg8 27.Rg8+-) 24.Rf6 Kg7 25.Rh6 Qh6 26.Bh6 Rh6 27.Bb5 Kg6 (27...Ne5 28.Qe3 Bb5 29.de5+-) 28.Qf4 1–0. Toth,Jozsef (2040) – Hajdu,Zoltan (1905), Miskolc Avas op, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6)

6.f4 f5 7.Nf3 h6 8.h4 Qb6 9.ab4 Bb4 10.c3 Ba5 11.Be2 Bd7 12.Kf1 Nge7 13.Rh3 Nd8 14.Rg3 0-0 15.Nfd2 Bb5 16.Kg1 Be2 17.Qe2 Nf7 18.Ba3 Rfe8 19.Be7 Re7 20.Qh5? (20.Ra3 Qc7+=) 20...Kh8 (20...Bc3 21.Rc3 Qd4 22.Kf1 Qf4 23.Qf3 Qe5 24.Qf2-+) 21.Qd1 Qd8 (21...Bc3!? 22.Rc3 Qd4 23.Kh1 Qf4-+) 22.Nf3 Rc8 23.Ng5?? (better is 23.Nfd2-/+) 23...hg5-+ 24.Qh5 Kg8 25.hg5 Qb6 26.Rh3 Bc3! 27.Qh7 (27.Nc3 Qd4; 27.Rc3 Qd4) 27...Kf8 28.g6 (28.Nc3 Qd4 29.Kh1 Rc3 30.Rc3 Qc3-+) 28...Bd4 29.Kh2 Ke8 (better is 29...Nh6 30.Rh6 Ke8-+) 30.gf7 Kf7 31.Qh5 g6 32.Qh7 Ke8 33.Qg6 Kd7 34.Nc3 Bc3 35.Rd1 Qb3 36.Rhd3 (36.Rd4 a5-+ (36...Bd4?! 37.Rb3 b6 38.Rd3-+)) 36...Rc5 (better is 36...Rh8 37.Kg1 Qb6 38.Kf1 Rh1 39.Ke2 Qb2 40.Kf3 Rd1 41.Rd1-+) 37.Qf6 (37.Rf1 a5-+) 37...Qc4 (37...Rh7 38.Kg1 Bd4 39.Kf1 Qa2-+) 38.Rg3 (38.Qh6-+) 38...Qf4 (38...Rh7 39.Qh6 Rh6 40.Rh3 Qf4 41.Kg1 Bd4 42.Kh1 Rh3 43.gh3 Qf3 44.Kh2 Rc2 45.Rd2 Rd2) 39.Kh3 0–1. Frenkel,Vera (2120) – Root,Alexey (2030), USA–ch (Women), 1992. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6)

6.f4 Nh6-/+ 7.Nf3 Nf5 8.Be2 Bd7 9.ab4 Bb4 10.c3 Be7 11.0-0 a6 12.Na3 b5 13.Nc2 0-0 14.g4 Nh4 15.Nh4 Bh4 16.g5 f6 17.ef6 gf6 18.Bd3 fg5? 19.Kh1?? Rf7 20.Rg1 Rg7=+ 21.fg5 Bg5?? 22.Qh5?? h6= 23.h4 Be8 24.Qg4 Bf6 25.Qe6+/- Kh8? 26.Bh6+- Raa7 27.Bg7 Bg7 28.Qg4 1–0. Leenhouts,Koen – Werle,Jan (1630), NLD–ch U12 Hengelo, 1995.

6.ab4 Bb4

7.c3 Ba5

8.Ba3 Nge7 9.f4 Bb6 (9...Nf5 10.Nf3-/+) 10.Nf3 Ng6 11.Bd3 (better 11.Qd2!?=+) 11...Nf4-+ 12.0-0 Nd3 13.Qd3 Na5 14.Nbd2 Bd7 15.Bd6 a6 16.h4? (better 16.Qe3 Bb5 17.Rf2-/+) 16...Bb5-+ 17.Qe3 Bf1 18.Rf1 Bc7 (18...Qd7 19.h5-+) 19.Ba3? (19.Ng5 Bd6 20.Nf7 Qb8 21.Nd6 Kd7 22.Rf7 Kc6+-) 19...Qd7 (better 19...h6-+) 20.Ng5-/+ f6 (better 20...Qa4 21.Qf2 0-0-0-+) 21.ef6+= gf6 22.Ne6 Kf7 23.Ng5?? (23.Rf6 Kf6 24.Qg5 Ke6 25.Qg4 Kf6 26.Qd7 Nc6 27.Qc7 h6+-) 23...Kg7?? (23...Kg6 24.h5 Kg7 25.Ne6 Kf7 26.Rf6 Kf6 27.Qf3 Ke6 28.Qg4 Kf6 29.Qd7 Nc6 30.Qc7 Rad8+-) 24.Ne6 (24.Qe6 Qe6 25.Ne6 Kf7 26.Nc7 Rad8+/-) 24...Kf7 25.Nc5?? (25.Rf6 Kf6 26.Qg5 Ke6 27.Qg4 Kf6 28.Qd7 Rhe8 29.Qc7 Nc4 30.Qf4 Ke6 31.Nc4 dc4+-) 25...Qe8?? (25...Qd6 26.Qh3 Rhe8-/+) 26.Qf3 (better 26.Qg5 Bd8 27.Qd5 Kg6 28.Nde4+-) 26...Rf8?? (26...Qc6 27.Nd7 Ke8 28.Nf6 Kd8 29.Nd5 Qe6+/-) 27.Qd5+- Kg7 28.Ne6 Kh8 29.Bf8 Nc6 (29...Qc6 30.Bg7 Kg8 31.Qf5+-) 30.Bg7 Kg8 31.Nc7 (31.Ne4!? Bd8 32.Rf6 Ne7+-) 31...Qf7 32.Qf7 Kf7 1-0. Goran_Krastev (2285) - DamnGoodCoffee (2225), Rated Bullet game, lichess.org, 2015. (=1.e4 C02: French: Advance Variation 1...e6 2.d4 d5 3.e5 c5 4.b4 Nc6 5.a3 cb4)

8.Qa4 a6-/+ 9.Be3 b5 10.Qc2 Nge7 11.Bd3 Ng6 12.Nf3=+ h6 13.0-0 Nce7 14.Nbd2 0-0 15.Rfb1 Nf5 16.Nf1 f6 17.Ng3 fe5 18.Ne5? Ne5 19.de5 Bb6?? 20.Nf5 ef5 21.Bd4 Be6=+ 22.Rb2 Rc8 23.Qd2 Bd4 24.cd4 Qb6 25.Qb4 Ra8 26.Qc5 Qc5-/+ 27.dc5 Rfc8 28.Rc1 Rc6 29.Kf1 Rac8-+ 30.Rbc2 b4 31.Ke2 a5 32.Bb5-/+ R6c7 33.Ba4 Bd7 34.c6=+ Be8 35.Kd3= Kf7 36.Kd4 Ke6 37.Rc5+= Rb8 38.Rd5 b3 39.Ra5 b2-/+ 40.Rb1 Bc6 41.Bc6 Rc6 42.Ra2 Rc2 43.Ke3 Ke5 44.Ra5 Kf6 45.Ra6 Kg5 46.Ra2 Rb3 47.Kd4 Rf2 48.Kc4 Rb7 49.Kc3 Rg2 50.Rab2 Rbb2 51.Rb2 Rb2 0–1. Kucera,Petr (2380) – Petera,L, CZE–chMa U12, 1998.

8.Bb5 Nge7 9.Ne2 0-0 10.–0 a6 11.Bd3 Ng6 12.Nd2 Bc7 13.f4 f5 14.ef6 Rf6 15.g3 Qe7 16.Nf3 Bd7 17.Qc2 Rc8 18.Qb1 Rb8 19.Ba3 Bd6 20.Bd6 Qd6 21.Qb6 Qe7 22.Qb1 Qe8 23.c4 dc4 24.Bc4 Nge7 25.Nc3 b5 (25...Rh6 26.Ne4+=) 26.Bb3 (26.Bd3!?=) 26...a5+= 27.Ne4 Rf8 (27...Rh6+=) 28.Qa2? (better is 28.Neg5!? Qh5 29.Ne5 Ne5 30.de5=) 28...Nf5-/+ 29.d5 ed5 30.Bd5 Kh8 (30...Kh8 31.Rfb1 Nb4 32.Rb4 ab4-/+) 0–1. JacekMPL – Rachkir, playchess.de, 2005. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 e6 6.ab4+= Bb4 7.c3 Ba5)

8.Bd3 Qc7 9.Bd2 f5 10.Ne2 Qf7 11.Qb3 Nge7=+ 12.h4 Bd7 13.h5 Rc8 14.Na3 a6 15.Nc2 Rb8 16.Qa3 Bc7 17.Nf4 Na5 18.Qc5 Nec6 19.Rb1 Qe7 20.Qe7= Ke7 21.Ne3=+ Kf7 22.Ke2 Rhc8 23.g4= fg4 24.Bh7+= Na7 25.Bg6+/- Ke7 26.h6 Bb5 27.Bd3 Bd3 28.Kd3 Kf7 29.hg7 Rg8 30.Rh7 Rbe8 31.Ng4 Rg7 32.Nh6 Kf8 33.Ng6!! Rg6 34.Rf7 1–0. Sutr,T – Hirnthaler,E, Graz op, 1993.

8.Bd3 Nd4 9.Qg4 Nb3 (9...Ne7 10.Qd4 Nc6 11.Qe3+/-) 10.Qg7 Na1 11.Qh8 Kd7 12.Qh7 Ne7 (12...a6 13.Qf7 Ne7 14.Nf3+-) 13.Qf7 (13.Qh4 d4 14.Qd4 Kc7+-) 13...Qg8 14.Qg8 Ng8 15.Bb5 Kc7 16.Ba4 Bd7 (16...b5 17.Bb5 Rb8 18.Bd3+/-) 17.Bd1 d4 18.Ne2 (18.Bb2 Bc6 19.Nf3 Be4 20.Nd4 Bb1 21.Ba1 Ba2+-) 18...d3 19.Nd4 Ne7 20.Kd2 Nc2? (20...Rf8 21.Bf3 Nc6 22.Bc6 bc6 23.Ba3 Rf2 24.Kd3+-) 21.Bc2 (better 21.Nb3 Bc6 22.f3+-) 21...dc2 22.Nc2 (22.Kc2 Rg8 23.Rg1 Bb6+-) 22...Nc6 (22...Ng6!?+/-) 23.f4+- Rg8 24.g3 Ne7 25.Nd4 Nd5 (25...Nf5 26.Nf5 ef5 27.Ba3+-) 26.Ba3 a6 (26...b5 27.Kd3+-) 27.Bd6 Kc8 28.Kd3 Bb6 (28...b5+-) 29.Rg1?? (better 29.c4 Bd4 30.Kd4+-) 29...Bb5 (better 29...Nf4 30.Kd2 Rg4+/-) 30.c4 (better 30.Kd2+-) 30...Bd7?? (30...Nf4 31.Ke4 A) 31...Bc4?? 32.Rc1 (32.Kf4?! Bd4 33.Rc1 b5+/-) 32...Nd5 33.Rc4 Kd7 34.Nd2+-; B) 31...Bd4=) 31.cd5+- ed5 32.Rc1 Kd8 33.Nd2 (33.Nc3 Rh8 34.Rc2 Bd4 35.Kd4 Bf5+-) 33...Rh8 34.N2f3 Bg4 35.Nh4 White prepares f5 35...Rh7 (35...Rh5 36.Rb1 Bd4 37.Kd4+-) 36.f5 Kd7 (36...Bd4 37.Kd4 Rh4 38.gh4 Bf5 39.h5+-) 37.Rf1 (37.Rb1 Bc7 38.Rb7 Kc8 39.Rc7 Rc7 40.Bc7 Kc7+-) 37...Bh3 (37...Bd8 38.f6 Bh5 39.Nhf5+-) 38.Rf2 (38.Rb1 Bc7 39.Rb7 Kc8 40.Rc7 Rc7 41.Bc7 Kc7 42.Ne6 Kc6+-) 38...Bd8 (38...Ba7 39.Rf4+-) 39.f6 Rf7 40.Nhf5 Bf5 41.Nf5 (better 41.Rf5 Rf6 42.ef6 Kd6 43.g4+-) 41...Ke6 (41...Bf6 42.ef6 Rf6+-) 42.Ng7 Kd7 43.e6 Kd6 44.ef7 Be7 (44...Bc7 45.Rc2 Kd7 46.f8Q Bd8 47.Qe8 Kd6 48.Nf5) 45.fe7 Ke7 (45...d4 46.f8Q b5 47.e8Q Kc7 48.Qc5 Kb7 49.Rf7) 46.f8Q Kd7 47.Rf7 Kc6 48.Qc8 (48.Ne6 Kb5 49.Rb7 Kc6 50.Nd8) 48...Kb5 49.Rb7 Ka4 (49...Ka5 50.Qc5 Ka4 51.Qb4) 50.Qa8 (50.Qc2 Ka3 51.Qb3) 50...Ka3 (50...a5 51.Ne6 d4 52.Nc5 Ka3 53.Qa5) 51.Qa6 1-0. YeonBunHong (2215) - Aaron_Whitney (2325), Daily SuperBlitz Arena, lichess.org, 2019. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6)

8.Bd3 Bd7 9.Nf3 Nge7 10.0-0 0-0 11.Ng5 Ng6?? (better 11...Nf5=+) 12.Qh5+- h6 13.Nf7! Rf7 (13...Rf7 14.Qg6 Remove defender; 13...Kf7 14.Qg6 Double attack (14.Qf3 Deflection; 14.Qf3 Decoy; 14.Qg6 Remove defender)) 14.Qg6 Kf8 (14...Rf5 15.Bh6 Qe7 16.Bf5 ef5+-) 15.Qh7 Rf5 16.Bf5 (16.f4 Bb6 17.g4 Ne7 18.gf5 ef5+-) 16...ef5 17.Qg6 Ne7? (17...Qe8 18.Qd6 Qe7 19.Qd5 Be6+-) 18.Ba3 Bb6 (18...Bc7 19.e6 Be8+-) 19.e6 Be8 (19...Qe8 20.Be7 Kg8 21.Qe8 Be8+-) 20.Qh7 Bf7 21.Qf5 Qe8 22.Re1 Bd8 23.Qf7 (better 23.ef7 Qc6 24.Ra2 Qc8+-) 23...Qf7 24.ef7 Kf7 25.Be7 Be7 26.Re5 a5 (26...a6 27.Rd5 Rc8 28.Rd7+-) 27.Rd5 a4 (27...b6 28.Rd7+-) 28.Rb5 (28.Rd7 b5+-) 28...Ra7 29.c4 Bf6 30.Rb4 a3 (30...Bd4 31.Rba4 Ra4 32.Ra4+-) 31.Ra3 Bd4 (31...Ra3 32.Rb7 Kg8 33.Na3 Bd4+-) 32.Ra7 Ba7 33.Rb7 (33.Rb7 Ke6 34.Ra7+-) 1–0. Lorkiewicz,Ziemowit – Strek,Jaroslaw, 15th MFSz Pamieci Emanuela Laskera, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.a3 Nc6 6.ab4 Bb4 7.c3 Ba5)

8.Bd3 Nge7 9.Ne2 0-0 10.0-0 Ng6 11.f4 Bb6 12.Kh1 Nce7 13.Ba3 Re8 14.g4 White prepares f5 14...Nf8 (14...Bd7!?=+) 15.Ng3 White prepares the advance f5 15...Nd7 (15...a5 16.Nh5 Nc6 17.f5+=) 16.Qc2 (16.f5 Kh8+=) 16...h6 (16...Nc6!?=) 17.f5+= ef5 18.gf5 f6? (18...Nc6 19.f6! Nce5 (19...gf6 20.Qd2 Nce5 21.Qh6+-) 20.Bh7 Kh8 21.fg7 Kg7+=) 19.e6+- Nf8 (19...Nb8 20.Nh5 Kh7 21.Rg1+-) 20.Rg1 (20.Nh5!? Nh7+-) 20...g5 (20...Be6 21.Nh5 Nf5 22.Bf5+-) 21.Qe2 Kh8 22.Nd2 (22.Qh5 Ng8 23.Bb5 Re7 24.Be7 Qe7+-) 22...Bc7 (22...Ng8+-) 23.Qh5 Ng8 24.Rae1 Re7 25.Be7 Qe7 26.Nf3 Kg7 (26...a5 27.h4 Nh7 28.hg5 hg5 29.Kg2+-) 27.Qg4 Kh8 28.h4 Nh7 (28...Qh7 29.Rd1+-) 29.Re2 1–0. Chehayeb,Salah (2020) – Sivapathasundaram,Manojh, Canadian Open, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.a3 Nc6 6.ab4 Bb4 7.c3 Ba5)

8.Nf3 Nge7 9.Bd3 0-0 10.Bh7 Kh7 11.Ng5 Kg6 12.h4 f6?? (better is 12...Qe8 13.h5 Kh6+/-) 13.Qd3+- f5 14.h5 (14.h5 Kh6 15.Ne6 Kh7 16.Nd8 Bd8 17.Bf4+-) 1–0. Board_Pirate – TomOne, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6 6.ab4 Bb4 7.c3 Ba5)

8.Nf3 Nge7 9.Bd3 0-0 10.Bh7 Kh8 11.Bc2+- Qe8 (11...f6 12.Qd3 f5 13.Ng5+-) 12.Qd3+- g6 13.Bg5 (better 13.h4+-) 13...Rg8? (better 13...Ng8+-) 14.Bf6 Rg7 15.Ng5 (15.h4 Qf8+-) 15...Qf8 (15...Kg8 16.Nd2+-) 16.0-0 (16.h4!? Kg8+-) 16...Bd8 (16...a6 17.Bg7 Qg7 18.Nd2+-) 17.f4 (17.Nd2 Kg8+-) 17...Kg8 18.Rf3 (18.Nd2 Nf5+-) 18...Nf5 19.g4 (19.Bg7 Qg7 20.Rh3 Qf8+-) 19...Nh6 20.Rh3 (worse 20.Bg7 Qg7 21.Rg3 Be7+-) 20...Ng4 21.Bg7 (21.Rh4 Nf6 22.ef6 e5 (22...Bf6?? 23.Qh3 Rh7 24.Rh7+-) 23.fg7 Qd6 24.fe5 Ne5 25.de5 Qc5 26.Rd4 Bg5+-) 21...Qg7 22.Rh7 Qh7 23.Nh7 Kh7 24.Qh3 (24.Na3 Be7+-) 24...Nh6 25.Nd2 (25.Na3 Bd7+-) 25...Bd7 (25...Be7 26.Kf2+-) 26.Nf3 (26.Bb3 Be8+-) 26...Na5 (26...Kg7 27.Bd3+-) 27.Ng5 (27.Bg6!? Kg6 28.Qg2 Kh7 29.Ng5 Kh8+-) 27...Kg7 28.Ba4 (28.Bd3 b5+-) 28...b5 29.Bc2 (29.Bd1 Nc4+-) 29...Nc4 30.Qg3 Be8? (30...a5 31.h4+-) 31.Ra6 (31.Bg6 fg6 32.Ne6 Kh7 33.Nd8 Rd8 34.Ra7 Rd7 35.Rd7 Bd7+-) 31...Nb6 (31...Bb6 32.Kf2+-) 32.h4 (32.Bg6 fg6 33.Ne6 Kh7 34.Nd8 Rd8 35.Ra7 Rd7 36.Rd7 Bd7+-) 32...Bd7 (32...Kh8 33.Qh3 Kg7 34.h5 gh5 35.Qh5+-) 33.h5 Nf5 (33...Bc8 34.Ra1 a5+-) 34.Bf5 ef5 35.e6! Bc8 (35...Be6; 35...fe6 36.Ne6) 36.Ra1 (better 36.Nf7 Kf8 37.Nd8 gh5 38.Qg5 Be6 39.Qf6 Ke8 40.Ne6 Kd7 41.Nc5 Kc7 42.Qf7 Kc8 43.Rb6 ab6 44.Qd7 Kb8 45.Qb7) 36...Bg5 37.Qg5 Be6 38.hg6 (better 38.h6 Kh7 39.Qf6 Rg8 40.Ra7 Nc8 41.Qe6 Na7 42.Qf7 Kh8 43.Qa7 g5+-) 38...a5 (38...fg6 39.Qe7 Bf7+-) 39.gf7 Kf7 40.Qh5 Kf6 (40...Ke7 41.Re1 Rf8 42.Re6 Ke6 43.Qg6 Ke7 44.Qb6 Rg8 45.Kf2+-) 41.Qh6 Kf7 42.Kf2 (better 42.Re1 Re8 43.Qh5 Kf8 44.Qg6+-) 42...Nc4 (42...Nd7 43.Qh7 Ke8 44.Re1+-) 43.Rg1 (better 43.Qh7 Kf8 44.Qh8 Ke7 45.Qa8 Nb6 46.Qa5 Nd7 47.Qb4 Kf7+-) 43...Ke7 44.Rg6 Bf7 45.Qg5 Ke8 46.Rg8! Bg8 47.Qg8 Ke7 48.Qa8 a4 (48...Kd7 49.Qb7 Ke6 50.Qb5+-) 49.Qb7 (49.Qd5!? a3 50.Qb7 Kd8 51.Qb5 Nd6 52.Qa5 Kd7+-) 49...Kd6 50.Qb5 a3 51.Kg3 (51.Qc5 Ke6+-) 51...Ke6 52.Qc6 Ke7 (52...Nd6 53.c4! a2 54.cd5 Ke7 55.Qa4 Ne4 56.Kh4+-) 53.Qd5 a2 (53...Nd6 54.Kf3+-) 54.Qb7 (54.Qb7 Ke6 55.d5 Kf6 56.Qa6 Kf7 57.Qa2+-) 1–0. Nunes,Moezio Correia (1680) – Buarque,H L De Br (1930), Championship Cearense de Xadrez – FINAL, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6 6.ab4 Bb4 7.c3 Ba5)

8.Nf3 Nge7 9.Bd3 Nf5 10.Bg5 Qb6 11.0-0 h5 12.Ra3 Bd7 13.Rb3 Qc7 14.Na3 a6 15.Nc2 b5 16.Ne3 g6 17.Qc1 Rb8 18.Nf5 gf5 19.Bf6 Rg8 20.Qh6 Ne7 21.Ng5 Bc3?? (better is 21...Bc8+/-) 22.Rc1 b4 23.Nf7 (better is 23.Be7 Bb5 24.Bb5 ab5 25.Bb4+-) 23...Ng6?? (23...Ba4 24.Nd6 Kd7 25.Rbc3 bc3 26.Be7 Qb6+-) 24.Nd6 (24.Nd6 Qd6 25.ed6+-) 1–0. valentino_88 (1830) – jacamabe (1845), gameknot.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 e6 5.a3 Nc6 6.ab4 Bb4 7.c3 Ba5)

8.Nf3 Nge7 9.Bd3 Ng6 10.h4 f5 11.Bg5 Qc7 12.Bd2 0-0 13.Ng5 Nd8?? (better is 13...Nge7-/+) 14.Qh5+/- h6 15.Qg6 hg5 16.hg5 (16.Qg5?! Nf7 17.Qg3 Rd8+/-) 16...Qe7 (16...Bb6 17.Qh5 g6 18.Qh8 Kf7 19.Rh7 Ke8 20.Bb5 Nc6 21.Rc7 Rh8 22.Rc6 bc6 23.Bc6 Bd7 24.Ba8 Rh1 25.Ke2 Bb5 26.Ke3 f4 27.Kf4 Bd3+-) 17.Qh5 ½–½. Gaillard,Bruno (1905) – Martin,Jean Luc (1970), Le Touquet op, 2005. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 e6 6.ab4 Bb4 7.c3 Ba5)

8.Nf3 Nge7 9.Bd3 h6 10.0-0 0-0 11.Nh4 Nf5 12.Nf5= ef5 13.Qh5 Ne7 14.f4 Kh7 15.g4 g6=+ 16.Qh4 Re8 17.Ba3 Bb6 18.Nd2? fg4-/+ 19.f5 Bf5 20.Qf6 Be6 21.Qf4 a6 22.h3 gh3 23.Nf3 Nf5 24.Rab1 Rc8 25.Bf5 Bf5 26.Bc1 Rh8 27.Nh4 Be6 28.Ng6 Kg6 29.Kh1 h2 30.Rb6+= Qb6?? 31.Qf6 Kh7? 32.Qh6 Kg8 33.Qg5 Kh7 34.Rf4 (34.Rf4 Qd4 35.Rd4+-; 34.Rf6 Qd4 35.Rh6) 1–0. Rajabi Hezar,H (2200) – Sepehrkhouy,A, ch–IRI Tehran IRI, 2001.

8.Qg4 Nge7 9.Qg7 Rg8 10.Qh7 Nd4 11.Ra3 Bd7 12.Nf3 Nf3 13.gf3 d4 14.Bd2 dc3 15.Bc3 Bc3 16.Nc3 (worse is 16.Rc3 Qa5-+) 16...Qc7 17.Qe4 Bc6 18.Nb5 Bb5 19.Bb5 Kf8 20.Ke2 Nd5 21.Bc4 Qc5 22.Rb3 Rg2 23.Rf1 Rc8 24.Bd5 ed5 25.Qb4 Qb4 26.Rb4 b6 27.h4 Ke7 28.f4 Ke6 29.Kf3 Rgg8 30.Rb3 Kf5 31.Rd1 Rg4 32.Rd5 Rf4 33.Ke3 Re4 34.Kd2 Re5 (34...Rh4 35.Rd7-/+) 35.Rf3 Ke6 36.Re5 Ke5 37.Rf7 a5 38.h5 Rh8 39.Rb7 Rh6 40.Ke3 Kd5 (40...Rh5?! 41.Rb6 Kf5 42.f3=) 41.f4 a4 42.Kd3 Kc5 43.Rg7 Kb4 44.Rg5 Rc6 45.Rg6 Rc3 46.Kd2 b5 47.Rg5 Rh3 48.Re5 a3 49.Re4? Kb3 50.Re1 a2 51.f5 Rh5 0–1. Ronzano,Luca (1900) – Roversi,Stefano (1885), Asti op, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Ba5)

8.Qg4 Kf8 9.Nf3 Bd7 10.Ba3 Nge7 11.Bd3 Kg8 12.0-0 h5 13.Qf4 Nf5 14.Re1 h4 15.Re2 a6 16.Rea2 h3 17.Bf1 (17.g3!?+=) 17...hg2-/+ 18.Bg2 Rc8 19.Qg4 Bb6 20.Bc1 Qc7 21.Ba3 Na5 22.Bc5 Bc5 23.Ra5 Be7 24.Bf1 Rh6 25.Kh1 Rg6 26.Qh3 Qb6 27.Bd3 Rh6 28.Qf1 Nh4 29.Ne1 Qb2 30.R5a2 Qc1 31.Qg1 Rh5 32.Be2 Rg5 33.Qf1 Rg6 34.Bd3 Nf5 35.Rc2 Qg5 36.Rb2 Rc7 37.Nd2 Bc8 38.Ndf3 Qg4 39.Rc2 b5 40.Rb1 Bb7 41.Rb3 Rc4! 42.Ra2 (42.Bc4 dc4 Decoy) 42...Rc8 43.Qe2 Rc7 44.Qd1 Qh5 45.Ra1 Qg4 46.Ra2 Qh5 47.Ra1 Qg4 ½–½. BanzayFish – Kayko, playchess.de, 2001. (=1.e4 c5 2.a3 e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Ba5)

8.Qg4 g6 9.Nf3 Nge7 10.Bd3 Bd7 11.Bg5 Qc7 12.0-0 0-0-0? (better is 12...h5!? 13.Qf4 a6=) 13.Na3 a6 (13...Bc3 14.Nb5 Ne5 15.Na7 (15.de5?! Bb5 16.Bb5 Ba1 17.Ra1 h6+-; 15.Ne5?! Bb5 16.Bb5 Ba1 17.Nf7 Nf5 18.Nd8 h5+-) 15...Kb8 16.Ne5 (16.de5?! Ba1 17.Ra1 Qc3+-) 16...Ba1 17.Ra1+- (17.Be7?! Bb2+-)) 14.Bf6 Rhg8 15.Ng5 (15.Qh4!? Be8 16.Qh7+-) 15...h5 (15...Bc3? 16.Nb5 (16.Nf7?! Ba1 17.Ra1 Rde8+/-) 16...ab5 17.Ra8 Nb8 18.Be7+-) 16.Qh4 Nf5 (16...Be8 17.Rfc1+/-) 17.Bf5 gf5 18.Qh5 (worse is 18.Bd8 Qd8 19.f4 Bc3-/+) 18...Rdf8 19.Nh7 (19.Nf7 Be8 20.Nd6 Qd6 21.Qe8 Re8 22.ed6 Bc3-/+) 19...Bc3 20.Nb5! ab5 21.Ra8 Nb8 22.Be7 Rh8 (22...b6 23.Nf8 (23.Bf8?! Qb7 24.Qf7 Rh8+-) 23...Kb7 24.Rb8 Kb8 25.Rc1+- (25.Nd7?! Qd7 26.Qf7 Rd8+=)) 23.Bd6 (better is 23.Bf8 Rf8 24.Nf8+-) 23...Qd6 (23...Bd4 24.Bc7 (24.Bf8 Be5 25.Qf7 Bh2 26.Kh1 Bf4-/+) 24...Kc7 25.Rc1 Bc6 26.Qh4+-) 24.ed6 Bd4 (24...b4 25.Rb1+-) 25.Qh4 Be5 (25...Bc5 26.Rc1 b6+-) 26.Rc1 Bc6 27.Qe7 Bh2 28.Kh2 (28.Kf1 Bd6 29.Qd6 Rh7 30.Rb8) 28...Rh7 29.Kg1 f6 (29...Rh1 30.Kh1 Rh8 31.Kg1 Rh1 32.Kh1 e5 33.Qe8) 30.Qh7 (30.Qh7 Rf7 31.Qf7 Kd8 32.Rb8; 30.d7 Kc7 31.d8Q) 1–0. Fidalgo Fernandez (1845) – Vega Palacio, Asturias–ch Oviedo, 2004. (=1.e4 d5 2.e5 c5 3.b4 cb4+= 4.a3 Nc6 5.d4 e6 6.ab4+= Bb4)

8.Qg4 g6 9.h4 h5 10.Qf3? Nd4-+ 11.Qd1 Nc6 12.Bb5 (12.Nf3 Qc7-+) 12...Bd7 13.Bg5 Qb6 (13...Qc7 14.Bc6 Bc6 15.Nf3-+) 14.Qe2 (14.Bc6 Bc6 15.Nf3 Qc7-+) 14...Nge7 (14...Qc5 15.Bd2-+) 15.Bf6 (15.Nf3 a6 16.Bf6 ab5 (16...Qb5?! 17.Bh8 Qc4 18.Qc4 dc4 19.Kd2-/+) 17.Ra5 Qa5 18.Bh8 b4-+) 15...Rg8 16.Nf3 Ne5 (better 16...d4!?-+) 17.Bd7 (17.Ne5 A) 17...Qb5?! A1) worse 18.Nd7 Bc3 (worse 18...Qd7 19.Ra5 Nc6 20.Ra1+=) 19.Nc3 Qe2 (worse 19...Qd7 20.0-0+=) 20.Ke2 Kd7-/+; A2) 18.Qb5 Bb5 19.Ra5=; B) 17...Bb5 18.Qa2 Bb4 19.cb4 Qd4=+) 17...Nd7-/+ 18.Be7 Ke7 19.0-0?? (better 19.Qa2-/+) 19...Qc7 (19...Rgc8 20.Ra3 Qc7 21.Re1-+) 20.Na3 Bb6 (20...Qc3 21.Nb5 Qb4 22.Rfd1-+) 21.Nb5 (21.c4 Nf6-+) 21...Qc4 22.Qb2 a6 (22...Rgc8!? 23.Ra3-+) 23.Na3 Qc7 24.Rac1 (24.c4 Nf6-+) 24...Nc5 (24...Bc5!? 25.Ra1-+) 25.Qe2 1-0. Leisch,Lukas (2400) - Arakhamia_Grant,K (2380), Titled Tuesday 1st June, 2021. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6)

8.f4 Nge7-/+

9.Nf3 0-0 10.Bd3 Bd7 11.Bh7 Kh7 12.Ng5 Kh6?? (better 12...Kg6 13.Qg4 f5-/+) 13.f5! Qb6 (13...ef5 14.Ne6 Double attack; 13...Nf5 14.Ne6 Double attack) 14.Qg4 (14.Qg4 Bc3 15.Nc3 Nf5 16.Qh3 Nh4 17.Qh4 Kg6 18.Qh7; 14.Qf3 Nf5 15.Qh3 Nh4 16.Qh4 Kg6 17.Qh7) 1-0. Goran_Krastev (2260) - NaxcivanMR (2150), Rated Blitz game, lichess.org, 2015. (=1.e4 C02: French: Advance Variation 1...e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6)

9.Nf3 0-0 10.Bd3 Nf5 11.Ba3 Re8 12.Qe2 (better 12.Kf2!?-/+) 12...Nfd4-+ 13.Nd4 Nd4 14.Qe3 (14.Qh5 h6-+) 14...Nf5 15.Qh3 h6 (better 15...Qb6!?-+) 16.g4-/+ Ne7 17.0-0 (17.g5!?-/+) 17...Bb6-+ 18.Kh1 (18.Kg2 Ng6-+) 18...Bd7 19.g5 (better 19.Nd2-+) 19...hg5?? (better 19...Bc6 20.Kg2 d4 21.Kf2 dc3 22.Ke2 c2 23.Bc2 Nf5-+) 20.Qh7 Kf8 21.Qh8 1-0. Goran_Krastev (2275) - DamnGoodCoffee (2235), Rated Bullet game, lichess.org, 2015. (=1.e4 C02: French: Advance Variation 1...e6 2.d4 d5 3.e5 c5 4.b4 Nc6 5.a3 cb4)

9.Nf3 Nf5 10.Bb5 Bd7 11.Ba4 0-0 12.Ba3 Re8 13.Kf2 Rc8 14.Bc2 g6 (14...Nce7 15.Qd2-/+) 15.h4 h5 (better is 15...Qc7-/+) 16.g4? (16.Bf5 ef5 (16...gf5?? 17.Ng5 Re7 18.Qh5+-) 17.Qb3 Qb6 18.Qd5 Be6+=) 16...Ng7 (16...hg4 17.Bf5 ef5 18.Nfd2-+) 17.Qd3? (better is 17.gh5!? Nh5 18.Qd2-/+) 17...hg4-+ 18.h5 gf3 19.hg6 Nf5 20.Qf3 f6?? (better is 20...fg6 21.Bf5 ef5+- (21...gf5?? 22.Qg3 Qg5 23.Qg5 Kf7 24.Rh7)) 21.Bf5 (21.Qh5 Nh6 22.Qh6 Bc3 23.Qh7) 21...ef5 (21...Re7 22.Qh5 Kg7 23.Qh7 Kf8 24.Qh8) 22.Qh3 Ne7 (22...fe5 23.Qh7) 1–0. Krastev,Goran – Nikolov,Savko (1985), Sofia CSKA op, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 e6 6.ab4 Bb4)

9.Nf3 Nf5 10.Bd2 0-0 11.Bd3 Bd7 12.0-0 Bb6 13.Na3 Na5 14.Kh1 Rc8 15.Ng5 h6 16.g4 (better is 16.Nf3!?+=) 16...Nd4-+ (16...hg5 17.gf5 gf4 18.f6+/-) 17.cd4 hg5 18.Qf3 f5 (18...Bd4 19.Qh3 g6 20.Qh6+=) 19.fg5? (19.Ba5 Ba5 20.gf5 Bc3 21.fe6 Be6-/+ (21...Ba1?? 22.Qh5 Rf5 23.Bf5+-)) 19...g6?? (19...Nb3 20.Qh3 g6 21.Qh6-/+) 20.Qh3? (better is 20.Ba5!? Ba5 21.gf5+=) 20...Nb3-+ 21.gf5 ef5 22.Qh6 Rc6 23.e6 Re6 24.Rae1 Rfe8 25.Bb4 Bd4 26.Bf5 Bg7?? 27.Be6-/+ Re6 28.Qh4 d4 29.Rb1?? Bc6-+ 30.Kg1 Qd5 31.Qg3 Re3 (31...Re3 32.Rb3 d3-+) 0–1. wizofoz (2495) – flyingtiger (2830), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 e6 4.d4 d5 5.e5 Nc6 6.ab4 Bb4)

9.Nf3 h5 10.Bd3 Bd7 11.0-0 a6 12.Bd2 Rc8 0–1. wizofoz (2635) – agostinhoarruda (2500), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 e6 4.d4 d5 5.e5 Nc6 6.ab4 Bb4)

9.Nf3 h6 10.Bd3=+ Qb6 11.0-0 Bd7 12.Kh1 Qc7 (12...0-0 13.Ba3=+) 13.Ba3= Bb6 (13...0-0 14.Bd6 Qd8 15.Qb3=) 14.Bd6 (14.Nbd2 0-0=) 14...Qd8 15.Qe2 (15.Nbd2 a5=) 15...Bc7 16.Ba3 a6 17.g4 (17.Nbd2 0-0=) 17...b5=+ 18.f5 ef5 19.gf5 (better 19.Be7!? Ne7 20.gf5 Bf5 21.Bf5 Nf5 22.Ra6=+) 19...Bf5-+ (19...Nf5?! 20.e6 Ng3 21.hg3 Be6 22.Nh4=) 20.Bf5 Nf5 21.e6 (better 21.Nfd2 g6 22.Qf3-+) 21...Bd6?? (better 21...g6-+) 22.ef7+= Kf8 23.Ne5 (23.Bd6!? Nd6 24.Qe6+=) 23...Ne5= 24.de5 Ba3 25.Na3 Ne7 (better 25...g6!? 26.e6 Qc8=) 26.Nc2+/- Qc7 (26...Nc6 27.Qe3 h5 28.Nd4 Nd4 29.Qd4+=) 27.Nd4 Qb6?? (better 27...Qd7+/-) 28.Qg4+- Nc8 (28...h5 29.Ne6 Qe6 30.Qe6 Rh6+-) 29.Ne6 Ke7 30.Qg7 Ke6 (30...Qg1 31.Kg1 Rf8 32.Qf8 Ke6 33.Qe8 Ne7 34.f8N Ke5 35.Qe7) 31.Qh8 (31.Rf6 Ke5 32.Re1 Qe3 33.Re3) 31...Nd6 32.Qa8 Nf7 (32...Nf5 33.Qe8 Ne7 34.f8N Ke5 35.Qe7 Qe6 36.Qe6) 33.Qe8 1-0. Goran_Krastev (2240) - Thecheesykid (2210), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6)

7.c3 Be7

8.Bd3 Qc7 9.Ne2 f6 10.f4 Nh6 11.0-0 0-0 12.Ng3 Bd7 13.Qh5 (13.Nd2 a5-/+) 13...f5 14.Ba3 Ba3 15.Ra3 b5 16.Ne2 (better is 16.Bb5!? Rab8 17.Be2+=) 16...a5 17.Nd2 Rab8 Black prepares the advance b4 18.Rc1 Qb6 19.Nb3 Rfc8 20.Raa1 Be8 21.Qh4 b4 22.Qe1? bc3-+ 23.Rc3 a4! 24.Ra4 Ne5! 25.fe5? Rc3 26.Qc3 Ba4 27.Nc5 Bb5 28.h3 Bd3 29.Qd3 Qb1 30.Qb1 Rb1 31.Kf2 Kf7 32.Nf4 Rb6 33.Kf3 g5 34.Nfd3 f4 35.h4 gh4 36.Nf4 Nf5 37.Kg4 Nd4 38.Kh4 Rb5 39.Ncd3 Nc6 40.g4 d4 41.Ne2 Ne5 42.Ne5 Re5 43.Nd4 0–1. Arnaudov,Petar (2150) – Sethuraman,S P (2545), 1st Grande Europe Open, 2012. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6)

8.Bd3 Bd7 9.Ne2 f6 10.ef6 Nf6 11.f4 0-0 12.0-0 Qe8 13.Nd2 Ng4 14.Nf3 Bd6 15.h3 Nf6 16.Ne5 Qh5 17.Qe1 Rad8 18.Ng3= Qe8 19.Ra2 a6 20.Re2 g6 21.Nd7 Qd7=+ 22.Nh1 Rde8 23.Qh4 Nd8 24.g4 Qc7 25.Bd2 Rf7 26.Qh6 Bf8 27.Qh4 Bg7 28.g5=+ Nd7 29.Nf2 Ref8 30.Ng4 Qd6 31.Rff2 Nc6 32.Qg3 Nd8 33.h4 Re7 34.h5 gh5 35.Nf6? Nf6-+ 36.gf6 Rf6 37.Re5 Nf7 38.Rg2 Nh6 39.Rg5 Rff7 40.Rh5 Nf5 41.Qh3 h6?? 42.Bf5+- ef5 43.Rh6 Rf6 44.Rh8 Kf7 45.Rg7! Ke6 46.Re8! (46.Re8 Kd7 47.Ree7 Qe7 48.Qh7+-) 1–0. Koltanowski,George – Solomon, USA, Tampa FL, 1941.

8.Bd3 Bd7 9.Ne2 h5 10.Nf4= h4 11.Ng6 fg6-/+ 12.Bg6 Kf8 13.Qf3 Nf6 14.0-0 Be8 15.Be8 Ke8 16.ef6=+ gf6 17.Re1 Kf7 18.Ra2 Qd7 19.Rae2= Nd8 20.Bg5 Rc8 21.Re3 Rc7 22.Nd2 b5 23.Nb3 f5?? 24.Bf4 Rc4= 25.Be5 Rh7 26.Nd2 Qe8?? 27.Nc4+- bc4 28.Ra1 Nc6 29.Bf4 Qd7 30.Qd1 Rh8 31.Qa4 Bd8 32.Rae1 e5+/- 33.de5 Ke6?? 34.Qc2 Qg7 35.Rh3 Qg4 36.Bg3! f4 37.f3 Qf5 38.Qf5 Kf5+/- 39.Bf2 Ne5? 40.Re5!+- (40.Re5 Ke5 41.Bd4 Ke6 42.Bh8+-; 40.Ba7?! Bf6 41.Bd4 Nf7 42.g4 fg3 43.Bf6 gh2 44.Kh2 Kf6+=) 1–0. Frink,Ferenc (2255) – Szabo,Ba (2190), Open, Balatonlelle HUN, 2004.

8.Bd3 f5 9.g4 g6 10.gf5 ef5 11.Nh3 Bh4 12.Na3 Be7 13.Nf4 Ba3 14.Ba3+= Nge7 15.Qf3 Kf7 16.Bd6 Be6 17.Qg2 Nc8 18.Ne6 Ke6 19.c4 Kf7 20.Qd5 Kg7 21.Rb1 Nd6= 22.ed6 Rb8 23.Kd2 Qh4=+ 24.Kc3 Qf2 25.Rb2 Qh4 26.Rhb1= Kh6 27.Bf5 gf5?? 28.Qe6+- Kh5 29.Qf5 Kh6 30.Qe6 (30.Qe6 Kg7 31.Rg2 Qg5 32.Rg5 Kf8 33.Rf1#) 1–0. Simonsen,Olavur (2065) – Jakobsen,Ole (2385), 5th VISA Nordic Grand Prix, Torshavn, Faroe, 1997.

8.Bd3 h5 9.g4 hg4 10.Qg4 g6 11.Na3 Ba3 12.Ba3 Qh4 13.Qe2= Nge7 14.Nf3 Qh5 15.h4 Nf5=+ 16.Kd2 Qg4 17.Rag1= Qf4 18.Kd1 Qh6 19.Ng5 Bd7 20.Qb2 b6 21.Rg4 Qg7 22.c4 dc4 23.Bc4 0-0-0 24.Ke2 Kb7 25.Ra1 Bc8=+ 26.Nf3? Rd7?? 27.Bc5= Rhd8 28.d5 Nb8 29.Ra7! (29.Ra7 Ka7 30.Qb6 Ka8 31.Qa5 Ba6 32.Ba6+-) 1–0. Kadas,Gabor (2200) – Paoli,Enrico (2265), Agard, 1976.

8.Bd3 Nh6 9.Bh6= gh6 10.Nf3 f5 11.Na3 a6 12.Qd2 Bg5 13.Ng5+= hg5 14.Nb5 ab5?? 15.Ra8+- Qc7 16.Qg5 Rf8 17.Be2 Ne7 18.Bb5 Kd8 19.0-0 Qc3 20.Rc1 Qe1 21.Re1 (21.Re1 Rg8 22.Qf6 b6 23.Qe6 Rg2 24.Kg2 Kc7 25.Qe7 Bd7 26.Qd7#) 1–0. marre – usfa, internet, 2010.

8.Nf3 a5 9.h4 +=.

8.Nf3 Qc7 9.Bd2 f6 Black threatens to win material: f6xe5 (9...a5 10.Bc1-/+) 10.Bb5 (10.Bf4 f5-/+) 10...Bd7 11.Bc6 (11.ef6 Nf6 12.Qc1 Na5 13.Bd7 Nd7-/+ (worse is 13...Kd7 14.Bf4 Qb6 15.Ra2=)) 11...Bc6 Black has the pair of bishops 12.0-0 (12.ef6 Nf6 13.h4 a5-/+) 12...Bb5 (12...f5 13.Na3-/+) 13.Re1 a6 (better is 13...f5!?-/+) 14.ef6= Nf6 15.Re6 0-0 Black has an active position 16.Qe1 (16.Bf4 Qd7 17.Re1 Rac8=) 16...Rae8 (16...Bd6 17.c4 dc4 18.Ba5-+) 17.Qe5? (17.Bg5 Kh8+=) 17...Qe5 (better is 17...Qd7!? 18.h3 Ne4-+) 18.Ne5+= The white knight is well posted. (18.de5 Not 18...Ng4 19.Be1 Bc5 20.Re8 Re8-/+ (20...Be8?! 21.Nbd2=)) 18...Ne4 19.Be3 Rf6 20.Rf6 Bf6 21.Ng4 Be7 22.f3+= Nf6 23.Nf6 Bf6 24.Kf2 h6 Secures g5 25.Na3 Bd3 26.Ra2 Rc8 Black threatens to win material: Rc8xc3 27.Bd2 Kf7 28.Ke3 Bh7 29.Rb2 b5 30.Nc2 Re8 31.Kf2 Bc2 32.Rc2= Rc8 33.Ra2 Ra8 34.g3 Covers h4 34...Ke6 35.Ke3 Bg5 36.f4 White threatens to win material: f4xg5 36...Be7 37.Kf3 h5 38.h3 a5 39.Ke3 a4 Black has a new backward pawn: b5 40.Kd3 Bd6 41.Bc1 g6 42.Re2 Kd7 43.Ra2 Rf8 44.Bd2 g5-/+ 45.Rb2 Kc6 46.Bc1? gf4-+ 47.gf4 Bf4 48.Rf2 Bd6 49.Rf8 Bf8 50.Bg5 a3 51.Kc2-/+ b4 52.cb4 Bb4 53.Kb3 Bd6 54.Bc1 White threatens to win material: Bc1xa3 54...Kb5 55.Be3 Bb4 56.Bf2? a2!-+ Mate threat 57.Ka2 Kc4 58.Kb2 Bc3 59.Kc2 Bd4 60.Bg3 Be3 61.Be5 d4 62.Bf6 d3 63.Kd1 Kd5 64.h4 Ke4 65.Bd8 Kf3?? Black has let it slip away 66.Ke1? Kg4-+ 67.Kf1 Bf4 68.Be7?? sad, but how else could White save the game? 68...Bg3 69.Bb4 Kf3 70.Bd2 Bh4 71.Bh6 Bg3 72.Bd2 h4 73.Bc1 Bf4 74.Be3 Be3 75.Ke1 d2 (75...d2 76.Kd1 Kf2 77.Kc2 h3 78.Kb3 h2 79.Kb4 d1Q 80.Kc4 h1Q 81.Kc3 Qa4 82.Kb2 Bd4; 75...h3 76.Kd1 h2 77.Ke1 h1Q) 0–1. Nischler,Hermann – Zierott,Gert, Merano Gold Cup, 2002. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6)

8.Nf3 Qc7 9.Ng1 f6 10.Bf4 fe5 11.Qh5 g6 12.Be5 Ne5 (12...gh5?! 13.Bc7 Bd8 14.Bd8 Kd8 15.Be2=) 13.Qe5 Qe5 14.de5 Nh6-/+.

8.Qg4 Kf8 9.h4 h5 10.Qf4 Bd7 11.Bd3 Qc7 12.Nf3 Nh6 13.0-0 (13.Ng1 b5+=) 13...Na5 (13...a5 14.Ra2+=) 14.Ba3 Ba3 15.Ra3 f5 (15...Nc4 16.Bc4 Qc4 17.Nbd2+=) 16.Nbd2 (16.Ng5=) 16...b5 (better is 16...Nf7!?+= looks like a viable alternative) 17.Rfa1 Nc4 18.Bc4 bc4 (18...dc4 19.d5 ed5 20.Qd4+/-) 19.Ra6 Nf7 20.Ng5 Ng5 21.Qg5 Rh6 22.Nf3 Bb5 Black threatens to win material: Bb5xa6 23.R6a5 Qb6 24.Qc1 a6 25.Ne1 Rb8 26.Nc2 Rg6 27.g3 Kg8 28.Kh2 Rf8 29.f4 Rb8 30.R5a2 Rh6 31.Nb4 White threatens to win material: Nb4xa6 31...Kf7 32.Ra5 Rhh8 33.R1a2 Ra8 34.Nc2 Rhb8 35.Ne1 Bd7 36.Nf3 Ke7 37.Qa3 Ke8 38.Ra6 Ra6-/+ 39.Qa6 Qa6 40.Ra6 Rb2 41.Kg1 Rb3 42.Ra8 Ke7 43.Kf2 Rc3 44.Ng1 Rb3 The black rook is well posted. 45.Ne2 Bc6 46.Ra7 Bb7 47.Ke1+= Kd7 48.Kd2 Kc7 49.Ra2 Rd3 The black rook on an outpost 50.Ke1 Kb6 51.Rb2 Ka7 52.Rc2 Ba6 53.Rc3 Bb5 54.Rd3= cd3 A minor pieces endgame occured. 55.Nc1? Bc4-+ 56.Kd2 Kb6 (56...Kb6-+) 0–1. Hamann,Carsten (2190) – Masio,Andreas, Schleswig Holstein–ch M, 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 e6)

8.Qg4 Kf8 9.h4 h5 10.Qf4 Bd7 11.Nf3 Na5 12.Ng5 Nh6 13.Nd2 Qc7 14.Rh3 f5 15.Ba3 Ba3 16.Ra3 g6 17.Bb5+= b6 18.c4 dc4 19.Nde4 Ke7 20.Ne6 Be6 21.Qg5 Kf8 22.Qf6 Nf7 23.Ng5 Bd5 24.Nf7 Qf7 25.Qh8 Ke7 26.Qh6 Ke6 27.Rhg3+- Rg8 28.Rg5 f4 29.Rh5 Qe7 30.Ra4+- Be4 31.Qf4 Kd5 32.e6! (32.e6 Qg5 33.Rg5 Ke6 34.Re5 Kd6 35.Re4 Kd5 36.Qe5#) 1–0. Boros,Sandor – Bluemich,Max, Bad Liebenwerda, 1997.

8.Qg4 g6 9.Bd3 f5 10.Qf3 Bg5 Black threatens to win material: Bg5xc1 11.Ba3 (11.Nd2 a5+=) 11...Be7 (11...Bh6 12.h4+=) 12.Ne2 Nh6 13.h4 (13.0-0 Ba3 14.Na3 Nf7+=) 13...Bd7 (13...0-0 14.Qe3 Nf7 15.Be7 Ne7 16.Nd2+=) 14.Nd2 (14.h5 Rc8=) 14...0-0 (14...Bh4? doesn't work 15.Qh3+-) 15.Qf4 White threatens to win material: Qf4xh6 15...Ng4 16.Be7 Qe7 (16...Ne7? 17.f3 Ne5 18.de5+-) 17.f3 Nge5 18.de5 White wins a piece 18...Qg7 19.Qe3 Ne5 20.f4 Nc6? 21.Nf3 e5 22.fe5 Rfe8 23.Qc5 Ne5 24.Qd5 Nf7 25.Qd4 Bc6 26.Bc4 b5 27.Qg7 Kg7 28.Bf7 Kf7 29.Kf2 Bd5 30.h5 a5 31.Ng5 Kg7 32.Nf4 White threatens to win material: Nf4xd5 32…Bc4?? solves nothing 33.hg6+- hg6 34.Rhd1 Kh6 35.Nf3 Ra6?? simply worsens the situation 36.Rd7 (36.Rd7 Re2 37.Kg3 Bf7 38.Rf7 Rg2 39.Kg2 Rf6 40.Rh1) 1–0. Gietl,Thomas (2330) – Knechtel,Roland, Freising op, 2001. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6)

8.Qg4 g6 9.Bd3 f5 10.Qg3 Na5 11.Ra2 Bd7 12.h4 (12.Nd2 b5=) 12...Nc4 13.Nf3 Qb6 14.h5 g5 15.Bg5 (15.Ng5 Bf8 16.Nh7 Rh7 17.Qg8+/-) 15...0-0-0? (15...Qb3!? 16.Re2 Bb4+=) 16.0-0 (16.Bc1 Bf8+/-) 16...Bb5 17.Qf4 a6 18.Be7 Ne7 19.Ng5 Rdf8 20.Nd2 Nd2 21.Qd2 Bc4 22.Rb1 Qc6 23.Bc4 dc4 24.Ra5 b6 25.Ra6 Nd5 26.Qa2 Rfg8 27.Ra8 Kd7 28.Ra7 Nc7 29.f4 Ra8 30.h6 Rhg8 31.Ra8 Ra8+/- 32.Qb2 Nd5 33.Nh7 Rh8 34.Ng5 Nf4 35.Qd2 Nd5 36.Ra1 Rh6+= 37.Ra7 Nc7 38.Nh3 Rg6 39.Nf4+= Rg4 40.d5 Qc5 41.Kf1 Rf4 42.Qf4+= Qd5 43.Qe3 Kc6 44.Qf3 Qf3-/+ 45.gf3 Nd5 46.Ra2 Kc5 47.Rd2 b5-+ 48.Ke1 Nc3 49.Rd6 b4 50.Kd2 Nb5 51.Re6 b3 52.Ra6 c3 53.Kc1 Nd4 54.Ra3 Kb4 55.Ra8 Ne2 (55...Ne2 56.Kd1 c2 57.Ke2 c1Q 58.Rb8 Ka5 59.Ra8 Kb6 60.Rb8 Ka7 61.Rb3 Qc2 62.Ke3 Qb3 63.Kf4 Qe6-+) 0–1. Schmitt,Larry (2220) – Fang,Joseph (2430), Queen City op, 1994. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6)

8.Qg4 g6 9.Bd3 h5 10.Qh3 Na5 11.Bb5 (11.Nd2!?=) 11...Bd7+= 12.Bd7 Kd7 13.Qd3 a6 14.Nd2 Nh6 15.Ngf3 Qc7 16.0-0 g5 17.Ba3 Rag8 18.Rfb1 Nf5 19.Bc5 Bc5 20.dc5 g4 (20...Qc5 21.Ne4 Qc7 22.c4 Qc4 23.Nf6 Kd8 24.Qa3+-) 21.Nd4 Ne7 22.Ra5 Qa5 23.Rb7 Kd8 24.c6 Qa1 25.Rb1 Qa3?? 26.Rb8 Kc7 27.Rb7 Kd8 28.Qb1 Nc8 29.Rd7 Ke8 30.Qb8 Qa1 31.Nf1 Kf8 32.Ne6! (32.Ne6 fe6 33.Qc8) 1–0. Lazarevic,Milunka – Todorova,Paunka, Candidates Tournament (Women), 1959. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 e6 5.d4 Nc6)

7.c3 Bf8

8.Ba3 Nge7 9.Bd3 Ng6 10.Bf8 Kf8 11.Ne2 f6 12.f4 Qc7 13.Na3 Nd8 14.Qc2 f5 15.Nb5 Qb8 16.Qb3 Nf7 17.Qa3 Kg8 18.0-0 (18.Na7 b6+/-) 18...Bd7 (better is 18...a6!?+=) 19.Na7+/- h6 20.Nc6 Ra3 21.Nb8 Ra1 22.Ra1 Bc8 23.Bb5 Nf8 24.Be8 g5 25.Ra8 Kg7 26.Ng3 Nd7?? 27.Nh5+- Kf8 28.Bf7 Nb8 29.Be6 Ke7 30.Rb8 Ke6 31.Ng7 Kd7 32.Nf5 Kc7 33.Ra8 Rf8 34.Nd6 Rf4 35.Rc8 (35.Rc8 Kd7 36.Rc5+-) 1–0. Krustev,G (2005) – Atamer,T (1935), MGU–14 Open, Sofia BUL, 2010. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6)

8.Bd3 b6 9.Nf3 Nge7 10.Qc2 Qc7 11.Ng5 Nf5 12.0-0 Nb4?? 13.cb4+/- Qc2 14.Bc2 Nd4 15.Bd1 Bb4 16.Bb2 Nc6 17.Nf3 Bd7 18.Nc3 0-0 19.Ne2 a5 20.Ba4 Rfb8 21.Rfc1 b5 22.Bd1 a4 23.Ned4 Nd4 24.Nd4 a3 25.Bc3 Bc3 26.Rc3 b4 27.Rc7 Be8 28.Bb3 Rc8 29.Rc8 Rc8 30.f3 Bd7 31.Kf2 f6 32.f4 Rc3 33.Ke2 Kf7 34.Kd2 g5 35.ef6 gf4 36.Bc2? h6 37.Ne2 Rc4 38.Bd3 e5 39.Bc4 dc4 40.Rb1 a2 41.Ra1 Kf6?? 42.Kc2?? b3-+ 43.Kb2 Bc6 44.Nc3 Bg2 45.Nb5 Bd5 46.Nd6 e4 47.Kc3 Ke5 48.Nb5 e3 49.Nd4 f3 50.Nf3 Bf3 51.Kc4 b2 52.Ra2 b1Q 53.Ra5 Kf4 54.Ra4 Qe4 55.Kb5 e2 56.Re4 Be4 57.Kc4 e1Q 58.Kc5 Qh4 59.Kd6 Qh2 60.Kc7 Qh5 61.Kd6 Kf5 62.Kc5-+ Ke6 63.Kd4 Qd5 64.Ke3 Bf5 65.Kf2 Ke5 66.Kg3 Qd4 67.Kf3 Qd3 68.Kg2 Kf4 69.Kf2 ½–½. inznorek (1670) – anman (1935), kurnik, 2011.

8.Bd3 Qc7 9.Na3? Ba3?? (better is 9...Ne5 10.Nb5 Nd3 11.Qd3 Qb8-/+) 10.Ba3= Ne5 11.de5 Qc3 12.Kf1 Qe5 13.Bb5 Kd8 (13...Bd7!? 14.Bd7 Kd7 15.Qa4 Kd8+=) 14.Nf3 Qc3 15.Bd6 Bd7 16.Bd3 Bc6?? (better is 16...Nf6+/-) 17.Be5+- Qa1 18.Qa1 f6 19.Ng5! fe5 (19...fg5 20.Bg7 Combination) 20.Qe5 (20.Qe5 Ne7 21.Nf7 Kd7 22.Qd6 Ke8 23.Nh8+-) 1–0. Mabee – Bosco, Arizona, 1978. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Bf8)

8.Bd3 Bd7 9.Nf3 f6 10.Nh4 Qb8 (10...Qc8!?+=) 11.Qh5+= Kd8 12.Ng6 (12.Qf7!? Kc7 13.ef6 Nf6 14.Bf4 e5 15.de5+=) 12...Be8+= 13.Qh3 (13.Bf4 Nh6 14.ef6 hg6-/+ (14...Bg6? 15.Qh4 Qf4 16.Qf4+-)) 13...Bg6-/+ 14.Bg6 fe5 15.0-0 Nf6 16.Bf7 Bd6 (16...ed4!? 17.Be6 Qe5-/+) 17.de5+= Ne5 18.Be6 Qc7 (18...Ng6 19.c4=) 19.Bg5 Nf7 (19...Qc4!=) 20.Bf6+/- gf6 21.Bd5 Qe7 22.Nd2 Ne5 23.Ne4 Kc7 24.Ra4 Rab8? (24...Bc5 25.Nc5 Qc5 26.Be4+-) 25.Rd1 (25.Ra7 Bc5 26.Ra2 Rhd8+-) 25...Rbd8? (25...Bc5 26.c4+-) 26.Qf5 (better is 26.Rb1!? Rb8 27.Ra7 Nd7 28.Bb7 Rhe8 29.Ba6 Kd8+-) 26...Qd7 27.Be6?? Qe7 28.Nf6 Bc5?? 29.Qe5 (29.Qe5 Kc6 30.Rd7 Rd7 31.Bd7 Qd7 32.Nd7 Bf2 33.Kf2 Rf8 34.Nf8 a5 35.Ra5 b6 36.Qd5 Kc7 37.Ne6 Kc8 38.Ra8) 1–0. Capuano,Fausto – Sant'Anna,Eddie (2095), Pan American–ch U18, 1998. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Bf8)

8.Bd3 Bd7 9.Nh3 a6 10.Ng5 g6 11.Qf3 Nh6 12.h4 Be7 13.Ne6= Be6 14.Bh6 Qd7 15.Nd2 Bg4 16.Qe3 Bf5 17.Be2 Na7 18.Nb3 Bc2 19.Nd2 Nb5 20.Rc1 Bf5+= 21.f3 Rc8 22.g4 Ba3 23.Bb5 Qb5 24.Ra1?? Bb2-+ 25.Ra2? Rc3 26.Qf4 Be6 27.Qf6 Rg8 28.Kf2 Rc2 29.Bg5 Kd7 30.Rb1?? Bd4 31.Ke1 Qb1! 32.Nb1 Ra2 33.Qe7 Kc8 34.Qb4 Ba7 35.Be7 Kb8 36.Bd6 Ka8 37.Nc3 Rc2 38.Kd1 Rf2 39.Na4 Rc8 40.Nb6 Bb6 41.Qb6 Rfc2 (41...Rf3?! 42.Bc5 Rc5 43.Qc5-+) 0–1. Andersen,Preben (2055) – Duncan,Christopher R (2340), Taastrup, 1997.

8.Bd3 f5 9.Nh3 g6 10.Nf4 Nh6 11.Nd2 Nf7 12.h4 (12.0-0 Bd7=) 12...Be7 13.Nf3 0-0 14.h5 g5 15.Ng6 Re8 16.Ne7 Qe7 17.h6 Kh8 18.g4 Rg8 19.Ba3 Qd7 20.Qc2 Ne7 21.Rh5 Rg6 (21...Ng6 A) worse is 22.Ng5 Nge5 (22...fg4 23.Bb5 Ng5 24.Bd7 Nf3 25.Kd1 Bd7 26.Bc1+/-) 23.Nf7 Nf7+=; B) 22.gf5 Nf4 23.fe6 Qe6 24.Rh1 Nd3 25.Qd3=) 22.0-0-0 Ng8 23.Bf8 Ne7 24.Rg1 Kg8 25.Bg7 a5 26.Bf6 g5 draws heavy fire 26...a4 27.Rhh1 Rh6 28.Ng5 Ng6?? 29.Nf7 Rh5?? 30.gh5+- (30.gh5 Qc7 31.hg6 Qc5 32.gh7 Kf7 33.Rg7 Ke8 34.dc5 b6 35.h8Q#) 1–0. Behle,Karl Willi (2285) – Kildal,Helge (1950), GER–chT Seniors, 1999.

8.Bd3 Nh6 9.Nf3 Nf5 10.0-0 Be7 11.g4 (11.Ba3 0-0=) 11...Nh4 12.Nh4 Bh4 13.f4 Be7 14.Ba3 a6 15.Be7 Qe7 16.Na3 Rb8 17.Nc2 Bd7 18.Ne3 g6 (18...Ra8 19.f5+=) 19.g5= h5 20.gh6 (20.Be2 0-0=) 20...Rh6 21.Ng4 Rh8 22.Nf6 Kd8 23.Qb3 Be8 24.Qa2 Qc7 25.Qb2 Na5 (25...Na7!?-/+) 26.Qa3 Nc4 27.Bc4 Qc4 28.Rf2 (better is 28.Qd6!? Kc8 29.Ne8 Re8 30.Ra5=) 28...Bb5 29.Rc1 Qc7 30.Rf3 Qe7 31.Qa2 Rc8 32.Rb1 Kc7 33.Rb5 (better is 33.Qg2!?-/+) 33...ab5-+ 34.Qa5 Kc6 35.c4? (35.Qa1-+) 35...bc4 36.Qa4 Kc7 37.Qa5 b6 38.Qa7 Kd8 39.Qb6 Qc7 40.Qb5 Rb8 41.Rh3 Rf8 42.Qa4 Rb1 43.Kf2 Rb2 44.Kg3 Rb3 45.Kg4 Rh3 46.Qa8 ½–½. Gabetto,Flaviano (2050) – Rossi,Giampiero (2020), Robecchetto op, 1999. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 e6 5.a3 Nc6 6.ab4 Bb4 7.c3 Bf8)

8.Nf3 Bd7 9.Bd3 a6 10.Ng5 f5 11.g4 h6 12.Ne6 Be6=+ 13.gf5 Bf7 14.e6 Nf6 15.ef7 Kf7 16.0-0 Bd6 17.Qf3 Qc7 18.h3 Rhe8=+ 19.Nd2 Kg8 20.Qg2 Qf7 21.Kh1 Qh5 22.Rg1= Re7 23.Nf1 Rf8 24.Nh2 Kh8 25.Ng4 Ng4 26.Qg4+= Qf7 27.Be3 Rc7 28.Qh4 Be7 29.Qf4 Bf6 30.Rg6+= Rcc8 31.Rag1 Ne7=+ 32.Qg4 Ng8 33.Bd2 Rc7 34.Qg3 Rfc8+= 35.Qg4 Rc3 36.Bb1 R3c4 37.Qh5 Qf8 38.Bh6?? Nh6-+ 39.Rh6 gh6 40.Rg6 Rc1 41.Kg2 Bg5 42.Bd3 R1c3 43.Bb1 Rc1 ½–½. Dragojevic,Miodrag – Komic,I (2255), Open, Zagreb CRO, 2007.

8.Nf3 f6 9.Bd3 +=.

8.Nf3 Nh6 9.Bd3 Nf5 10.–0 Bd7 11.Ba3 Ba3 12.Na3 a6 13.Re1 g6 (13...Nce7 14.Ng5+=) 14.Qc1 h6 15.Kh1 Rc8 16.Qb2 Qc7 17.c4 Nfe7 18.c5 Rb8 19.Reb1 Nf5 20.Nc2 0-0 21.Ra3 Na7 22.Qc1 Kg7 23.Qf4 Bb5 24.g4 (24.Bf5!? ef5 25.Nh4+/-) 24...Bd3= 25.Rd3 Ne7 26.Qf6 Kg8 27.Ng5 Nec6? (27...Qd8 28.Rh3 Nf5 29.Qd8 Rfd8 (29...Rbd8? 30.Rb7 hg5 31.Ra7+-) 30.Ne6 fe6 31.gf5 ef5 32.Rh6 Kg7+=) 28.Rh3+- h5 29.gh5 Qe7 30.hg6 Qf6 31.ef6 fg6 32.f7 (32.Ne6 Rf6 33.Ng5 Nb5=) 32...Rf7 33.Nf7 Kf7 34.Rb7! Rb7 35.Rh7 Kf6 36.Rb7 Nb5 37.Rb6 Nbd4 38.Nd4 Nd4 39.Ra6 Ke5 (39...g5 40.Kg2+-) 40.Kg2 Nb3 (40...g5 41.Rb6+-) 41.c6 Kd6 42.c7! Kc7 43.Re6 d4 44.Kf3 d3 45.Rg6 Nd4 46.Ke3 Nc6 47.Rc6! (47.Rc6 Kc6 48.Kd3+-) 1–0. Szentmihalyi,David (2005) – Bogdany,Gabor (2030), HUN–chT2 Maroczy, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.a3 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Bf8)

8.Bd3 Nge7

9.Ne2 Bd7 10.0-0 Qc7 11.Na3 Nc8 12.f4 h5 13.f5 ef5=+ 14.Bf5 Bf5 15.Rf5 Qd7 16.Qf1 Na5 17.Rb1 Nb6 18.Nb5 Nac4 19.Ng3 h4 20.Nh5 Nc8 21.Nd6 N8d6 22.ed6 Nd6 23.Re5 Kd8=+ 24.Nf6 gf6?? 25.Qf6+- Kc7 26.Qh8 Nc4 27.Re1 b6 28.Bf4 Kb7 29.Qh4 a5 30.Qh5 a4 31.Rf1 a3 32.Bc1 a2 33.Ra1 Kc6 34.Rf7 (34.Rf7 Qe6 35.Bg5+-) 1–0. Guglielmi,Riccardo (2100) – Fiol,Fabrice (1970), Cannes op, 1990.

9.Ne2 Nf5 10.Nf4 Be7 11.g3 0-0 12.Qh5 Na5 13.Qd1 Nc4 14.Qc2 h6 15.h4 b5 16.Nd2 a5 17.Nf3 b4 18.g4 Nh4 19.Nh4 Bh4 20.cb4 Ba6 21.ba5 Na5 22.Ba6 Ra6 23.Nh5 Ra8?? (better is 23...Bg5 24.Qe2 Ra8-/+) 24.Bh6+/- Rc8 25.Qd3 g6? (better is 25...Nc6 26.Bg7 Nb4+-) 26.Nf6! Bf6 27.ef6 (27.Bf8 Qf8 28.ef6 Qb4 29.Kf1 Qc4 30.Qc4 Nc4+- (worse is 30...Rc4 31.Kg2 Rd4 32.Ra5 Rg4 33.Kf1 Rg1 34.Kg1 e5 35.Ra8)) 27...Qf6 28.Ra5 (better is 28.Bf8!? Kf8 29.g5 Qg5 30.Rh8 Kg7 31.Rc8 Nc4+-) 28...Rc4 29.Be3 (29.Bg5 Qg7 30.Be3 Rfc8+-) 29...Rfc8 30.Ra1 Qf3 31.Rg1 Rc1 32.Kd2 ½–½. Koltanyi,Imre (2065) – Hargittai,Szabolcs (2205), HUN–chT2 Erkel, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6 6.ab4 Bb4 7.c3 Bf8 8.Bd3 Nge7)

9.Ne2 g6 10.0-0 Bg7 11.f4 0-0 12.g4 f5 13.ef6 Rf6 14.Nd2 Qc7 15.Nf3 Bd7 16.Qe1 Rf7 17.Be3 h6 18.Qh4 Raf8 19.Kg2 Bf6 20.Qh3 Na5 21.Ne5+/- Be5 22.fe5 Rf1 23.Rf1 Rf1 24.Kf1 h5 25.gh5+- Nf5 26.Bf5 ef5 27.hg6 Bb5 28.Qf5 Be2 29.Ke2 Qc4 30.Kf2 Qc7 31.Bh6 (31.Bh6 Qe7 32.Qc8 Qe8 33.Qe8#) 1–0. Koltanowski,George – Kearns, simul blind, 1938.

9.Nf3 g6 10.0-0= Bg7 11.Bg5 Qc7 12.Qd2 h6 13.Bf4 Bd7 14.h4 Na5=+ 15.Qc2 a6 16.Nbd2 0-0 17.Nh2 Nac6 18.Ng4 f5 19.Ne3 Nd8 20.Nb3 Nf7 21.Nc5 g5 22.hg5 hg5 23.Bh2 Be5-/+ 24.Be5 Ne5 25.Rfb1 Ra7 26.Na6 ba6 27.de5 Qe5 28.Ra6 Rc7 29.c4 Rfc8 30.Qd2 d4 31.Nc2 Qg7-/+ 32.Rd6 Nc6 33.Nb4 Ne5-/+ 34.Na6 Nc4-+ 35.Bc4 Rc4 36.g3 R8c6 37.Rb8 Rc8 38.Rb3?? Rc1-+ 39.Kg2 Bc6 40.Rc6 Qb7 41.Qg5 Kh7 42.Qh5 Kg7 43.Qg5 Kf7?? 44.Qh5 Kg7 45.Qg5 Kh7 46.Qh5 (46.Rb7 Rc7 47.Rbc7 Kh8 48.Qg7#). Brenc,Tomislav – Biti,Ozren (2260), CRO–chT Pula, 1999.

9.h4 Rb8 10.Ba3 Nf5 11.Bf8 Kf8 12.Nf3 h5 13.Bf5 ef5 14.Nfd2 b6 15.Na3 a6 16.Nc2 a5 17.Qf3 g6 18.0-0 Be6 19.Ne3 (19.Qg3 Kg7=) 19...Kg7 (19...Qh4 20.Rfb1 Kg7 21.Rb5-/+) 20.Rfb1 (20.Qf4 Re8=) 20...b5 (20...Qh4 21.Rb5 Na7 22.Rb3-/+) 21.Nb3 a4 22.Nc5 b4 (22...Qh4 23.Nd5 Rhc8 24.Ne6 fe6 25.Nf6+=) 23.Qf4 (23.Na6 Rb6 24.Nb4 Nb4 25.cb4 Qh4 26.Nd5 Bd5 27.Qd5 Rd8+=) 23...bc3= 24.Rc1 (worse is 24.Ne6 fe6 25.Rc1 Qa5-+) 24...Rb4 25.Nc2 (worse is 25.Ra4 Nd4 26.Kf1 Ra4 27.Na4 Nb3 28.Rc3 d4-+) 25...Rc4 26.Ra4 Ra4 27.Na4 Qa5 28.Nc5 Rc8 29.Nd3 Qd8 30.Qg3 Qb6 31.Qe3 Qd8 32.g3 Qb6 33.Nc5 1–0. Maraczi,Erno (2125) – Kanyadi,Zoltan (2100), Debrecen Karneval Cup, 2008. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.a3 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Bf8)

9.h4 Bd7 10.h5 Ng8 11.h6 Nh6 12.Bh6 gh6 13.Ne2 f6-/+ 14.Nf4 Qe7 15.Qh5 Kd8 16.ef6 Qf6 17.g3 Kc7 18.Qd5 Bd6 19.Qe4 Raf8 20.Na3 a6 21.Rh4+= Qg5 22.Rh5 Rf4-/+ 23.Qh1 Qe7 24.Nb5 ab5 25.gf4 b4 26.cb4 Bb4 27.Kf1 Qd6 28.d5 ed5 29.Qh4 Rf8 30.f5 Qe5 31.Rb1 Qc3 32.Qg3 Kc8 33.f6 Qf6 34.Rd5 Be6 35.Rb5 Bd6 36.Qe3 Nd4 37.Rb7 Qf4 38.Ba6?? Qe3 39.R7b3 Kc7 40.Re3 Bf5 41.Rc1? Kd7 42.Rd1 Bc5 43.Bd3 Bg4 44.Be2 Be2 45.Re2 Kd6 46.Re4 Kd5 47.Rh4 Rf6 48.Kg2 Bb6 49.f3 Rg6 50.Kf2 Kc4 51.Ke3 Rd6 52.Re4 Kc3?? 53.Rd3= Kc4 54.Rd1 Kc3?? 55.Rd3= Kc4 56.Rd1 ½–½. Jurkovic,Hrvoje (2370) – Piven,Igor (2385), Schwarzach op–A, 1999.

5.a3 Bf5

6.ab4 Qb6 7.c3 Bb1 8.Rb1 e6 9.Bd3 g6 10.Ne2 h5 11.Bg5 Bh6 12.b5 (12.Bh6 Nh6 13.b5 Ne7+/-) 12...Nce7 (better is 12...Ne5!? 13.de5 Bg5+=) 13.h4 Nc8 14.Qa4 Nge7 15.Nf4 Bg5 16.hg5 0-0 17.Qd1 Rd8 18.Nh5 gh5 (18...Qa5 19.Nf6 Kf8 20.Rh8 Kg7 21.Rh7 Kf8+-) 19.Qh5 (19.Rh5?! Ng6=) 19...Kf8 20.g6 (20.Qh8 Ng8 21.g6 Ke7 22.gf7 Nh6 23.Qf6 Kd7+-) 20...Ke8 21.gf7 Kd7 22.Qh6 Nd6 23.ed6 Qd6 24.Qf6 Rf8 25.Rh6 Rac8 26.Rb3 1–0. Barquero Pinar,Denis (2105) – Sanchez Lopez,Juan Manuel (2115), Mataro–C, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Nc6)

6.ab4 Qb6 7.c3 e6 8.Nf3 Bb4? 9.cb4+- Nb4 (9...Be4 10.Nbd2 Qb4 11.Ra4 Bf3 12.gf3+/- (12.Rb4?! Bd1 13.Rb7 Ba4+=)) 10.Qa4 Kd8 11.Na3 Rc8 (11...Nd3 12.Bd3 Bd3 13.Bd2+-) 12.Bd2 Nc2 (12...Nc6 13.Nb5 a6 14.Nd6+-) 13.Nc2 Bc2 14.Qa7 (14.Qa7 Qa7 15.Ra7+-; 14.Qa3 Kd7+-) 1–0. jcarlos (2555) – diggitus (2400), net–chess.com, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

6.ab4 Qb6 7.c3 e6 8.Nf3 Be7 9.Be2 Bd8 10.0-0 Nge7 11.Nh4 0-0 12.Nf5 Nf5 13.Bd3 g6 14.Nd2 Ng7 (14...f6 15.b5 Nb8 16.Nf3+/-) 15.Nf3 Be7 16.Ba3 a6 17.Qd2 f5 (17...Rfc8 18.Qf4+=) 18.ef6!+/- Bf6 (18...Bf6 19.b5 Combination; 18...Rf6 19.b5 Combination) 19.b5+- Ne7 20.Bc5 Qc7 21.ba6 ba6 22.Ra6 Ra6 23.Ba6 Rb8 24.Bd3 Nc6 25.Qa2 Nd8 (25...Nh5 26.g3+/-) 26.Qa3 Nf7 27.Re1 Qb7 28.h3 Ra8 29.Qc1 Qc7 30.Qc2 Nd8 31.Rb1 Nh5 32.Bg6! Nf4 33.Bd3 Nd3 34.Qd3+- Qf4 35.g3 Qf5? 36.Qf5 ef5 37.Rb6 Kg7 38.Rd6 Ra1 39.Kg2 Rc1 40.Rd5 Rc3 41.Rf5 Ne6 42.Rd5 Rc2 43.Rd7 Kg6 44.Ba7 Rc1 45.Ne5 Be5 46.de5 h5 47.f4 h4 48.Rd6 Kf7 49.f5 Rc2 50.Bf2 Ng5 51.Rd4 hg3 52.Kg3 Nh3 53.Kh3 Rf2 54.Kg4 Re2 55.Rd7 Ke8 56.e6 Re1 57.Kg5 Rg1 58.Kf6 Rh1 59.Rg7 Rh6 60.Rg6 Rh8 61.Kg7 Rh5 62.f6 Rf5 63.Kh6 Kf8 64.e7 Ke8 65.Rg8 Kf7 66.e8Q (66.e8Q Kf6 67.Rf8#) 1–0. Garcia Alvarez,JB – Rodriguez Parra,JA, Asturias–chT40 Preferente, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

6.ab4 e6 7.c3= a5 8.b5 Nce7 9.Nf3 =.

6.ab4 e6 7.c3 Qb6 8.b5 Nb8 9.Bd3 Ne7 10.g4 Bg6 11.f4 Nd7 12.Nf3 Rc8 13.Bg6 hg6 14.Qd3 Ng8 15.f5 gf5 16.gf5 ef5 17.Qf5 Ne7 18.Qd3 Ng6 19.Ra7? (better is 19.Ng5!? Nh4 20.Qh3+=) 19...Qa7-/+ 20.e6 Ne7 21.ed7 Kd7 22.Ne5 Ke8 23.0-0 f6 24.Ng6 Ng6 25.Qg6 Kd8 26.Rf6 Rc3?? (better is 26...gf6 27.Qf6 Kd7 28.Qh8 Qb6 29.Qh7 Be7=) 27.Rf8!+- Rf8 28.Qd6 Ke8 29.Qe6 Kd8 30.Bg5 Kc7 31.Qe7 Kb6 32.Qd6 Ka5 33.b6 Rf1? 34.Kf1 Qa6 35.Kf2 Rc2?! 36.Bd2 Kb5 37.Qd5 Ka4 38.Nc3 Kb4 39.Qc5 Kb3 40.Qd5 Kb4 41.Nb1 Ka4 42.Nc3 Kb4= ½–½. Ruiperez,Ramon (1625) – Pellicer Coloma,Pedro (2005), Aragon–chT Autonomico, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 Nc6 6.ab4 e6)

6.ab4 e6 7.c3= Be7 8.f4 h5 9.Nf3 Nh6 10.Be2 0-0 11.0-0 Nb8 12.Na3 Nd7 13.Ng5 f6 14.ef6 gf6 15.Nf3 Bg4 16.Nc2 Rf7 17.Ne3 Bf3 (better is 17...Qc7!?+=) 18.Bf3+- (18.gf3?! Rg7 19.Kh1 f5=) 18...h4? (better is 18...f5+-) 19.f5! Nf8 (19...ef5 20.Nd5 Deflection; 19...Nf5 20.Nf5 Combination) 20.fe6 Ne6 21.Nd5 (better is 21.Bd5 Qd7+-) 21...Bd6 (21...Ng5+-) 22.Bh6 Ng5 23.Bg5 fg5 24.Ne3 (24.Ne3 Bf4 25.Qd3+-) 1–0. wizofoz (2515) – marcosaa (2575), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 e6)

6.ab4 e6 7.c3= Nh6 8.Nf3 (8.Bh6 gh6 9.Nf3 Rg8+=) 8...Be7 (8...Ng8!?+=) 9.Bh6+/- gh6 10.Bd3 Bg6 11.0-0 Qb6 12.Qe2 a5 13.Nbd2 0-0 14.b5 Nb8 15.Rfb1 Nd7 16.c4 1–0. pcmvr (2840) – marcosramospg, net–chess.com, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Nc6 6.ab4 e6)

6.Bb5 ba3 7.Ba3?? Qa5-+ 8.Qd2 Qb5 9.Nc3 Qc4 10.Nge2 b5 11.Bc5 e6 12.Bf8 Kf8 13.0-0 Nge7 (better is 13...b4 14.Ra4 a5 15.Rfa1 bc3 16.Rc4 cd2 17.Rc6-+) 14.Rab1 (14.Rfc1-+) 14...b4 15.Nd1 (15.Rb3 bc3 16.Rc3 Qa2-+) 15...Qc2 16.Qc2 Bc2 17.Rb2 Bd3 18.Re1 Be2 19.Ree2 Nd4 (19...Nd4 20.Red2 Ndc6-+) 0–1. Koeck,Friedrich – Scherber,Peter, Ruhrgebiet VK4, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

6.Bb5 Qb6 7.Ba4 e6 (7...Qa6 8.Bb3 (8.c3 Rc8 9.Ne2 b5 10.Bb3 e6 11.0-0 bc3 12.Nbc3 b4 13.Nb1-/+ –1.12; 8.ab4 b5 9.g4 Bg6 10.Nc3 ba4 11.b5 Qa5 12.Nge2 Nb8 13.Ra4-+ –1.72) 8...e6 9.Ne2 ba3 10.Na3 b5 11.Ra2 Qa5 12.c3 a6 13.0-0-/+ –0.81) 8.Nf3 (8.Ne2 Qa6 9.Bb3 ba3 10.Na3 b5 11.Ra2 Qb6 12.0-0 a5 13.Ng3-/+ –1.00; 8.c3 bc3 9.Nc3 Nge7 10.Nge2 Rc8 11.Nb5 Ng6 12.Ng3 a6 13.Nc3-/+ –1.03) 8...Rc8 (8...Be4 9.Nbd2 Qa6 10.ab4 Bb4 11.Qe2 Qb6 12.0-0 Bd2 13.Bd2+= –0.69) 9.0-0 a6 (9...Be7 10.ab4 Qb4 11.Bd2 Qb6 12.Ba5 Qa6 13.Bc3+= –0.50) 10.Re1 (10.Nh4 Bc2 11.Bc6 Qc6 12.Qd2 Qc4 13.Nf3-+ –2.37) 10...Qc7 11.Re2 b5 12.Bb3 Na5 13.Re1? Bc2-+ 14.Bc2 Qc2 15.Qc2 Rc2 16.Nbd2 b3 17.Rb1 b2! 18.Bb2 Nc4 19.Nc4 Rc4 20.Rbc1 Be7 21.Nd2 Rc1 22.Rc1 Kd7 23.Kf1 Nh6 24.Ke2 Rc8 25.Rc8 Kc8 26.Kd3 Kc7 27.f4 f5 28.g3 Nf7 29.Nb3 Nd8 30.Nc5 Bc5-+ 31.dc5 Kc6 32.Kd4 Nb7 33.Kc3 Kc5 34.Kd3 b4 35.ab4 Kb4 36.Bc3 Kb3 37.Kd4 a5 38.Kd3 a4 39.Bd4 Na5 40.Kd2 Nc4 41.Kd3 a3 42.Ke2 Kc2 43.Kf1 a2 44.Ke2 Nb2 45.Bb2 Kb2 46.Ke3 a1Q (46...a1Q 47.Ke2 Qg1 48.Kd2 Qf2 49.Kd3 Kc1 50.Kc3 Qb2 51.Kd3 Qd2) 0–1. Sulkowski,Dawid – Szysz,Mateusz (1775), Chelm Poland, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Nc6)

6.Bb5 e6 7.ab4 Bb4 8.c3 Bb1 9.Rb1? (better is 9.cb4 Bf5 10.Bc6 bc6 11.Ra6+=) 9...Bc3-+ 10.Kf1 Nge7 11.Qg4 Nf5 12.Ne2 Qa5 13.Bd3 Nce7?? (13...Bd4 14.Nd4 A) 14...Nfd4?! 15.Qg7 0-0-0 16.Be3-/+ (16.Qf7? Rd7 17.Qf4 Qc3-+); B) 14...Ncd4 15.Rb7 0-0-+) 14.Rb7 0-0 (14...a6 15.Qh5+=) 15.Qh5 (15.Qh3 Bb4 16.g4+-) 15...g6 16.Qg5 h6 17.Qf6 Bd2 18.g4 (18.Re7? Bc1 19.Nc1 Ne7 20.Qe7 Qd2-+) 18...Bc1 19.Nc1 Qd2 20.Kg2 (20.gf5 Qc1 21.Kg2 Qf4 22.Qe7 Qg4 23.Kf1 Qf3 24.fe6 Qh1 25.Ke2 Qg1 (25...Qh2 26.Bg6 Qf4 27.Bf7 Kh8 28.Qf6 Qf6 29.ef6+-) 26.ef7 Kh7=) 20...Rac8? (better is 20...Ne3!? 21.Kg3 Nc6 22.Bg6 Nd8+=) 21.gf5+/- Rc1? (21...Nf5 22.Bf5 ef5+/-) 22.Rc1+- (22.Re7 Rh1 23.Kh1 Qd3-/+) 22...Qc1 23.Re7 Qd1 24.h3 Qd3? 25.fe6 Qe4 26.Kh2 Qf5 27.ef7 (27.ef7 Kh7 28.Qf5 gf5 29.e6+-) 1–0. Gorbunova,Anna – Liasko,Ekaterina (1940), RUS–ch U16 Girls, 2004. (=1.e4 c5 2.b4 cb4 3.a3 Nc6 4.d4 d5 5.e5 Bf5)

6.c4 dc4 7.ab4 Qd4 8.Qd4 Nd4 9.Bc4 e6 10.Na3 Bb4 11.Kf1 Ne7 12.Ne2 Ne2 13.Ke2 0-0 14.Rd1 Bc3 15.Ra2 Be5 16.h3 Nc6 17.Nb5 a6 18.Nd6 Nd4 19.Kf1 Bd6 20.Rd4 Bc5 21.Rd7 b5 22.Be2 e5 23.Rc7 Bd4 24.Bf3 Bd3 25.Kg1 e4 26.Bd1 b4 27.Bb3 Rfc8 28.Bf4 Rc7 29.Bc7 Rc8 30.Bd6 Rc3 31.Bd5 b3 32.Ra4 b2 33.Ba2 Rc1 34.Kh2 Bf2 35.Rb4 b1Q 36.Bb1 Rb1 White resigned 0–1. dash_mate – craig4000, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

6.Bd3 Nd4 7.Bf5 Nf5 8.ab4-/+.

6.Bd3 e6 7.ab4 Bb4 8.c3 Be7 (8...Bd3 9.Qd3 Be7 10.Nd2-/+) 9.Ba3 (9.Bf5!? ef5 10.Nf3=+) 9...Nh6-/+ 10.Ne2 0-0 11.Ng3 Bg6 12.0-0 f5 (12...Bd3 13.Qd3 Ba3 14.Ra3-/+) 13.ef6 Rf6 14.Bg6 Rg6 15.Nd2 Ba3 16.Ra3 Qe7 17.Nf3?? (better 17.Qb3-/+) 17...Qa3-+ 18.Nh4 (18.Qc2 b5-+) 18...Rf6 (18...Rg4!? 19.Nf3 Qc3 20.h3-+) 19.Nh5 Rf7 20.Qd2 Qe7 21.Nf3 Nf5 22.Re1 Na5 (22...Nh4 23.Ne5 Ne5 24.Re5-+) 23.Ne5 Nc4 24.Qf4 (24.Nc4 dc4 25.Re5 Raf8-+) 24...Ne5 25.Re5 (25.Qe5 Qc7 26.g4 Nh4 27.Qc7 Rc7 28.Re6 Rc3-+) 25...Raf8 (25...Qa3 26.Qd2 Rc8 27.Re6 Qc3 28.Qc3 Rc3 29.f3-+) 26.Qd2 (26.f3 Rc8 27.Qd2 Qa3-+) 26...Qh4 (26...Nd6 27.Re2 Ne4 28.Qe3 Nf2 29.Ng3-+) 27.Nf4 (27.Ng3 Ng3 28.hg3 Qg4-+) 27...Qg5 (27...Nd4 28.Nd3 Nb3 29.Qe1-+) 28.h4 (28.g3-+) 28...Nh4 (better 28...Qh4 29.Nh3 Nd6-+) 29.Rg5-/+ Rf4 30.Qe3 R8f6 31.Qe5 g6?? (31...h6!? 32.Rh5 Kh7-/+) 32.Qb8 (better 32.Rg4! R4f5 33.Qb8 Rf8 34.Qa7+/-) 32...Kg7= 33.g3?? (better 33.Qa7 Kh6 34.Rg3 Rf2 35.Qb7=) 33...Nf3-+ 34.Kg2 Ng5?? (better 34...Re4 35.Re5 Ne5 36.de5 Rf7-+) 35.gf4=+ Ne4 36.Qb7 Kh6 37.Qc7 Rf5 38.f3 Nf6 39.Qe7 Nh5 (worse 39...Rf4 40.Qe6 (40.Qa7?! Rf5=+) 40...Rf5 41.Qe3 g5 42.Qe6+=) 40.Kf2 Nf4 41.Qa7 Kg5?? (41...Nh3 42.Kg3 Ng5 43.Qe7-/+) 42.Qd7 (better 42.Qh7 Kf6 43.Qh8 Ke7 44.Qb8+/-) 42...h5=+ 43.Ke1 (43.Qd8 Rf6=+) 43...h4 (43...Kh4 44.Kf2-/+) 44.Kd2 (better 44.Qd8 Rf6 45.Kf2=+) 44...h3-/+ 45.Qh7 (better 45.Qd8!? Rf6 46.Qd6-/+) 45...Nh5-+ 46.Qe7 Kf4?? (better 46...Rf6 47.Qd6 Rf3 48.Qe5 Kh4-+) 47.Qh4= (47.Qe6 Kf3 48.Qe2 Kg3-+) 47...Kf3 48.Qh3 Ng3 49.Qh2?? (49.Qh6 Rf6=) 49...Rf4 (better 49...Nf1 50.Kd3 Nh2-+) 50.Kc2 Re4 (50...Rf6 51.Qh8 Ne4 52.Qh3 Kf4 53.Qf1 Kg4 54.Qg1 Ng3 55.c4=) 51.Qh6+= Re2 52.Kb3 1-0. maroski9 (2415) - alifie (2415), Rated Bullet game, lichess.org, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Bd3)

6.Bd3 e6 7.Nf3 Nge7 8.0-0 Bg4 9.Nbd2 Ng6 (9...Nd4 10.ab4 Qc7 11.Re1-/+) 10.h3+= Bf3 11.Nf3 Be7 12.ab4 Bb4 13.Rb1 0-0 14.Bb5 a5 15.Bg5 Qc7 16.Bd3 b6 17.h4 h6 18.Bd2 Rfc8 19.h5 Nge7?? (19...Bd2 20.Qd2 Nge7 21.Rb2-/+) 20.g4?? (better is 20.c3 Bc3 21.Bc3 Ne5 22.Ne5 Qc3 23.Nd7+/-) 20...Bd2-+ 21.Qd2 Nb4 22.g5 Nd3 23.Qd3 Qc2 24.Qe3 Nf5 25.Qf4 Qe4 26.Qe4 de4 27.Nd2 Nd4 28.gh6 gh6 29.Rb6 Nf3 30.Nf3 ef3 31.Kh2 a4 32.Kg3 a3 33.Kf3 a2 34.Rg1 Kf8 35.Ra1 Rc5 36.Ke4 Ra4 37.Kd3 Re5 (37...Re5 38.Rb2 Ra3 39.Kc4 Re4 40.Kb5 Rea4-+) 0–1. Sobrino Garcia – Alfageme Alvarez, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

6.Nf3 Qa5 7.Bd2 e6 8.Bd3 Bg6 9.0-0 Qb6 10.Be3 ba3 11.Na3 Ba3 12.Ra3 Nge7 13.c4 Bd3 14.Qd3 0-0 15.c5 Qc7 16.Rb1 a5 0–1. Torres Herrero,Fernando – Hernandez Velasco,Jesus, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Nf3 Qa5)

6.Nf3 Rc8 7.Bd3 (7.ab4 Nb4 8.Bb5 Bd7 9.Bd7 Qd7=+) 7...Bg4 (7...Bd3 8.Qd3 e6 9.0-0=+) 8.Bb2 (8.ab4 Nb4 9.Bb5 Bd7 10.Bd7 Qd7=+) 8...Qb6-/+ 9.ab4 Bf3 (9...Nb4 10.Bc3 Nd3 11.Qd3-/+) 10.Qf3=+ Nd4 (10...Nb4 11.Bc3 Nd3 12.Qd3-/+) 11.Bd4 (11.Qg4 Nc2 (11...Qb4 12.Kd1 e6 13.Qd4+-) 12.Kd1 Qc7 13.Ra7 e6=+) 11...Qd4 12.Bb5 (better 12.e6 Nf6 13.c3=+) 12...Rc6?? (better 12...Kd8 13.c3 Qe5 14.Kd1 a6-+) 13.Bc6 bc6 14.Qc3 Qe4? (better 14...Qc3 15.Nc3 e6+-) 15.Kf1+- d4 16.Qc4 e6? (16...Qd5 17.Qd5 cd5 18.Ra7+-) 17.Ra7 (17.Nc3 Qe5 18.Qc6 Ke7 19.Ra7 Kf6 20.Qf3 Qf5 21.Ne4 Kg6 22.Qg3 Kh5+-) 17...Ne7 (17...Qd5 18.Ra8 Ke7+-) 18.Ra8 Kd7 19.Qc5 (better 19.Qa6 Qe5 20.Qa7 Qc7 21.Qd4 Nd5 22.Ra7 Qa7 23.Qa7 Nc7 24.Nd2 Bb4 25.Qd4 Nd5 26.Qg7+-) 19...Nc8= 20.Qc4 (better 20.Nd2 Qf4 21.Ra7 Na7 22.Qa7 Kc8 23.Nb3=) 20...Nb6?? (20...Ne7 21.Qa6 Qe5 22.Qa7 Qc7 23.Qd4 Nd5+-) 21.Ra7+- Ke8 22.Qd3 (better 22.Qe2!? Qd5 23.Nd2+-) 22...Qe5+- 23.Qa6 (23.Qf3!? Qb5 24.Kg1+-) 23...Bb4= 24.Qe2 (24.c3 Qh5 25.f3 Qf5 26.Ra8 Na8 27.Qa8 Ke7 28.Qa7 Ke8 29.Qb8 Kd7 30.Qb7 Ke8 31.Qc6 Ke7 32.Qb7 Kf6 33.Qb4 Qd3 34.Kf2 Qe3 35.Kg3 Qg5 36.Kh3 Qh5 37.Kg3 Qg5 38.Kf2 Qe3 39.Kg3 Qg5=) 24...Qc5 (24...Qg5 25.g3 Rf8 26.Rb7=) 25.h4 (25.Kg1 Rf8=+) 25...h5 (25...Rf8 26.Rb7=+) 26.Rh3= Rh6 27.Rg3 Nd5 (better 27...g6!?+=) 28.Qa6+- Qb5 29.Qb5 cb5 30.Rg7 f6?? (better 30...Ne7+-) 31.Ra8 1–0. Strater,Heinz (2090) – Salletmeier,Julian (1915), 9th International Schach–Open Neumarkt, 2010. (=1.e4 c5 2.b4 cb4 3.a3 Nc6 4.d4 d5 5.e5 Bf5 6.Nf3 Rc8)

6.f4 e6 7.Nf3 Rc8 8.Be2 Qb6 9.0-0 h5 10.Kh1-/+ Nh6 11.Be3 (11.Bb2 Ng4 12.Bc1 Be4-+) 11...Bg4 (11...Ng4 12.Bc1-+) 12.ab4 Bb4 13.c3 Be7 14.Nbd2 Nf5 15.Bf2 Bf3 (15...h4 16.h3 Ng3 17.Bg3 hg3 18.Rb1=+) 16.Nf3=+ g6 (16...h4 17.Bd3=+) 17.Qa4 (17.c4 h4=) 17...0-0 (17...Qb2 18.Bb5 a6 19.Bc6 Rc6 20.Rfb1 Qc3 21.Rb7=) 18.Rfb1 Qc7 19.Bd3 a6 20.h3 (20.Bf5 gf5 21.Qd1 Kg7=) 20...Qd7 21.g4 (21.Qb3 Rc7=+) 21...Ng7 (21...hg4 22.hg4 Nh6 23.g5-/+) 22.Bh4 Bh4 23.Nh4 Rcd8 (23...hg4 24.hg4 Ra8 25.Qb3-/+) 24.Qd1 (24.g5 Ra8=+) 24...Qe7 (24...hg4 25.Qg4 Ra8 26.Nf3-/+) 25.Nf3 Rc8 26.Rb3 Rc7 27.Kg2 Rfc8 28.Qd2 Qd8 29.Ng5 Rd7 30.Kh2 Na5 31.Rbb1 Nc4 32.Qg2 Ne3 (32...Qe7!?=+) 33.Qf3 Nc4 34.f5?? (better 34.Qg2=) 34...Nd2 35.Qe3 Nb1 (better 35...Qg5! 36.Qg5 Nf3 37.Kg2 Ng5 38.fg6 Rc3 39.Ba6 Rc2 40.Kg3 fg6 41.Rb7 Rb7 42.Bb7 h4 43.Kf4 Nh3 44.Ke3-+) 36.Rb1 Rc4?? (36...ef5 37.gf5 Rc3-+ (37...Nf5? 38.Bf5 Rdc7 39.Bc8 Qc8 40.Qf4+-)) 37.f6?? (better 37.Bc4 ef5 38.Be2 hg4 39.hg4+/-) 37...Rc3-/+ 38.Ne6?? (better 38.Rd1-/+) 38...Ne6-+ (worse 38...fe6 39.fg7 hg4 40.Rg1-+) 39.Qh6 (39.gh5 Qa5 40.Rg1 Qa2 41.Kh1-+) 39...Rd3 40.Rb6 Rd2! 41.Kg3 (41.Qd2 Qb6 Zwischenzug) 41...Qf8 (better 41...h4 42.Kh4 g5 43.Qg5 Ng5-+) 42.Qd2 hg4 (42...Qa3 43.Kg2 h4 44.Rb1 Qg3 45.Kh1 Qh3 46.Qh2 Qg4 47.Rf1-+) 43.Re6 (43.hg4 Qa3 44.Kf2 Qh3-+) 43...fe6 44.hg4 (44.Kg4 Kf7-+) 44...Qf7 (44...Qa3 45.Kf4 Rh7 46.Kg5 Kf7 47.Qf2 Qc1 48.Qf4 Qh1 49.Qh2 Rh2 50.Kf4 Rh3 51.g5 Qf3) 45.Qh6 (45.Kh4 Qh7 46.Kg5 Qh3-+) 45...Qh7 46.Qg5 (46.Qe3 Rc7 47.Qd3 Rc1 48.f7 Kf7-+) 46...Rf7 (better 46...Rc7!? 47.Qd2 Qh1 48.Qe3-+) 47.Qf4 (47.Qd2 Rc7 48.g5 Qh1-+) 47...g5! 48.Qc1 (48.Qg5 Kh8 Combination) 48...Qd3 (better 48...Qh4!? 49.Kf3-+) 49.Kg2 Qe2 (49...Kh8 50.Qc8 Kh7 51.Qe8 Qe4 52.Kf1-+) 50.Kg3 Qd3 51.Kg2 Qe2 52.Kg1?? (52.Kg3 Kh8 53.Qc8 Kh7 54.Qe8 Qe3 55.Kg2 Qe4 56.Kf1-+) 52...Qc4 (better 52...Qg4 53.Kf1 Qf4 54.Qf4 gf4-+) 53.Qg5 Kf8 54.Qh6 Ke8 55.Qh8 (55.Qe3 Rh7 56.g5 Rh4 57.f7 Kf8 58.Qa3 Kf7-+) 55...Rf8 (better 55...Kd7 56.Qb8 Qd4 57.Kf1 Qf4 58.Ke2 Qg4 59.Ke3 Qb4-+) 56.Qg8 (56.Qg7 Qd4 57.Kg2 Qe4 58.Kf2 Qf4 59.Kg2-+) 56...Rg8 57.f7 Kf7 58.g5 (58.Kf2 Qd4 59.Ke2 Rg4 60.Kf3 Qe4 61.Kf2 Rg2 62.Kf1 Qe2) 58...Rg5 59.Kf2 Rf5 (59...Qc2 60.Kf3 Rg2 61.Ke3 Qe4) 60.Kg3 Qd3 61.Kh4 (61.Kg2 Qf3 62.Kh2 Rh5 63.Kg1 Rh1) 61...Rf3 62.Kg4 Rg3 (62...Qf5 63.Kh4 Rh3) 63.Kh5 (63.Kh5 Qh7; 63.Kh4 Rh3 64.Kg4 Qf5). NevSky (2315) - Snipy (2165), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

6.f4 e6 7.Nf3 h6 8.Bd3 Bg4 9.Be3 (9.ab4 Bb4 10.c3 Ba5-/+) 9...Nge7 (9...Qa5 10.0-0 Nge7 11.c3 bc3 12.Qb3-/+) 10.0-0 (10.ab4!? Nf5 11.Bf5 Bf5 12.c3-/+) 10...Nf5-+ 11.Bf5 Bf5 (11...ef5?! 12.c4 Qa5 13.Nbd2 ba3 14.Qb3-/+) 12.ab4 Nb4 13.Na3 Rc8 14.c3 Nc6 15.Qa4 Qa5 (15...Qd7 16.Qb3-+) 16.Qa5-/+ Na5 17.Nb5 a6 (17...Nc4 18.Na7 Ra8-/+ (18...Ne3?! 19.Nc8 Nf1 20.Nd6 Kd7 21.Nf5+=)) 18.Ra5+= ab5 19.Rfa1 Bd3 20.Ra8 (20.Ra7 Rc7+=) 20...Kd7 21.Rc8 Kc8 22.Ra8 Kc7 (22...Kd7 23.Bc1 g6 24.Kf2+=) 23.Bc1+= g6 24.Ba3 (24.f5 g5 (24...ef5? 25.Bh6 Rh6 26.Rf8+-) 25.Ba3 Bg7 26.Bd6 Kc6 27.Rh8 Bh8 28.fe6 fe6=) 24...Bg7-/+ 25.Bd6 Kc6 26.Rh8 Bh8 27.Bf8 f6 (better is 27...h5!?-/+) 28.Bh6= fe5 (28...b6 29.Kf2=) 29.fe5+= Kd7 30.Kf2 Ke7? (30...Ke8 31.Ne1 Bf5 32.Kf3+=) 31.Ke3 (better is 31.Bg5 Kf7 32.Bd8+-) 31...Bf5+= 32.h3 Be4 (32...Kf7!?+=) 33.g4+/- b6 (33...Bf3 34.Kf3 Kf7 35.h4+/-) 34.h4 Bc2 35.Ng1 (35.Bg5 Ke8 36.Bf6 Bf6 37.ef6 Kf7+-) 35...Bd1 36.Ne2 Kf7 (36...Bc2 37.Bg5 Kf7 38.Bd8+/-) 37.Kd2 Bg7?? (better is 37...Bb3+/-) 38.Bg7+- (38.Kd1?! Bh6 39.Ng1 Ke8+=) 38...Be2 39.Ke2 Kg7 (39...g5+-) 40.g5 Kf7 41.Kd2 b4 42.Kc2 Ke7 (42...Ke8 43.Kb3 Kd7+-) 43.Kb3 bc3 44.Kc3 b5 45.Kb4 Kd7 46.Kb5 Ke8 47.Kc6 Ke7 48.Kc7 Ke8 49.Kd6 Kd8 50.Ke6 Ke8 51.Kd5 Kd7 52.e6 Ke7 53.Ke5 Ke8 54.d5 Kd8 55.d6 Ke8 56.Kf6 White intends e7 56...Kd8 57.e7 Ke8 58.h5 gh5 59.Ke6 1–0. Truksa,Vaclav (1815) – Pribyl,Viktor, Pilsen CZE, Open, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

6.f4 e6 7.Nf3 Nh6 8.h3 Be4 9.Nbd2 Nf5 10.Nb3 ba3 11.c3 Be7 12.Bd3 (12.Kf2 Bf3 13.Kf3 Qb6-+) 12...Bh4 13.Kd2 Ng3 14.Rg1 Bd3 15.Kd3 Ne4 16.Qc2 Be7 (better is 16...Bf2 17.Rd1 Qb6-+) 17.Ba3 Ba3 18.Ra3 Rc8 19.Qa2? (better is 19.Qb2-+) 19...Nc3! 20.Qb2 (20.Kc3 Nb4 Double attack) 20...Nb4 21.Ke3 Nb5 22.Nc5 Na3 (22...Na3 23.Rc1 Nac2 24.Rc2 Nc2 25.Qc2 Rc6-+) 0–1. Sharp,D – Diebert,C NM, Columbus OH, 1986. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.f4 Bf5 6.d4 e6)

6.g4 Be4 7.f3 Bg6 8.ab4 e6 9.c3 Qh4 10.Ke2 h5 11.b5 Nce7 12.g5 Nf5 13.Qe1? (13.Nh3 f6 14.ef6 gf6 15.b6+/-) 13...Nd4!-+ 14.cd4 Qd4 15.Qc3 Bc5?? (better is 15...Bd3! 16.Qd3 Qe5 17.Be3 Qa1-/+) 16.Be3+/- Qe3 17.Qe3 Be3 18.Ke3 Ne7 19.Bd3 Bd3 20.Kd3 Kd7 21.Ne2 Rhc8 22.Na3 Rc5 23.Rhc1 Rac8 24.Rc5 Rc5 25.Rc1 Rc1 26.Nc1 Kc7 27.Ne2 Nf5 28.g6! fg6 29.Nf4 Kd7 30.Ng6 Ke8 31.Nf4 Kf7 32.Nh5 Nh4 33.Ke3 Kg6 34.Ng3 Kg5 35.Nc2 Ng2 36.Kf2 Nf4 37.Nd4 Nd3? (37...g6+-) 38.Ke3 Ne5 39.f4 Kf6 40.Nh5 Kg6 41.fe5 Kh5 42.Ne6 Kg6 43.Kd4 a5 44.Kd5 (44.Nc5 Kg5+-) 44...Kf7 (44...a4 45.Kc4 Kf5 46.Ng7 Ke5+-) 45.Nd8 Ke7 46.Nb7 a4 47.Nc5 a3 48.b6 a2 49.Nb3 Kd7 50.e6 (50.e6 Kc8 51.Kc6 Kd8 52.Kd6 Kc8 53.e7 a1R 54.e8Q Kb7 55.Qc6 Ka6 56.b7 Ka7 57.Kc7 g5 58.b8Q) 1–0. Segovia Sanchez,Antonio – Uriarte Prieto,Goio, Gros op, 1996. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

6.g4 Be4 7.f3 Bg6 8.h4 h5 9.Ne2 e6 10.Nf4 hg4 11.Ng6 fg6 12.Bd3 Rh4 13.Bg6 Kd7 14.Rg1 Qb6 15.fg4 Qd4 (15...Nd4?! 16.Rf1 Rh2 17.Bd3-+) 16.Qd4 Nd4 17.Nd2 Ne7 18.Bd3 Nec6 19.Bb2 ba3 20.Bd4 Nd4 21.c4 (21.c3 Rh3 22.cd4 Rd3-+) 21...Bb4 22.cd5 (22.Kd1 Bd2 23.Kd2 Nf3 24.Kc3 Ng1 25.Rg1 Rc8-+) 22...Bd2 (better is 22...Rh2 23.Rf1 Bd2 24.Kd1-+) 23.Kd2 Nf3 24.Ke3 Ng1 25.Bb5 Kd8 26.d6 (26.Rg1 ed5 27.Kd4-+) 26...Rg4 27.Rf1 Rg3 28.Ke4 Rf3! 29.Rg1 (29.Rf3 Nf3 Combination) 29...Rf8 30.Bc4 Re8 31.Rg7 Rc8 32.Kd4 (better is 32.Bb5!? Rc1 33.Rb7+=) 32...a6-+ 33.Rb7?? (33.Bb3 Rb8 34.Kc5 b6 35.Kb4 a5 36.Kb5+=) 33...Rc4! 34.Kc4 a2 35.Kc5 a1Q 36.Rb8 Kd7 37.Rb7 Kc8 38.d7 Kb7 39.de8Q Qe5 40.Kc4 Qd5 41.Kb4 Qd6 42.Kb3 Qb6 43.Ka3 Qa5 (43...Qa5 44.Kb3 Qb5 45.Qb5 ab5-+) 0–1. Koltanyi,Imre (2065) – Mester,Attila (2085), HUN–chT2 Erkel, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

6.ab4 Nb4

7.Na3 Qa5 8.c3 Nc2?? (8...Nd3 9.Bd3 Qc3 10.Ke2 Bd3 11.Qd3 Qa1 12.Qb5 Kd8+=) 9.Nc2+- Qc3 10.Bd2 Qb2 (10...Bc2 11.Bb5 Kd8 12.Bc3 Bd1 13.Ba5 Kc8 14.Rc1 Kb8+-) 11.Ne3 e6 (11...Bd7 12.Nd5 Rc8+-) 12.Qa4 (worse is 12.Nf5 ef5 13.Qa4 Kd8 14.Qa5 Ke7+-) 12...Kd8 13.Bb5 (13.Nd1!? Bc2 14.Qa5 b6 15.Nb2 ba5 16.Ba5 Ke7+-) 13...b6 (13...f6 14.Ba5 Ke7 15.Ne2+- (worse is 15.Nf5 ef5 16.Ne2 Rc8 17.Bb4 Kf7+-)) 14.Be8 (worse is 14.Nf5 ef5 15.Ke2 Bc5 16.dc5 Qe5 17.Kf1 Nf6+-) 14...b5 15.Bb5 f6 (15...Rb8 16.Ba5 Ke7 17.Qb4 Qb4 18.Bb4 Kd8 19.Bf8+-) 16.Ba5 Ke7 17.Nf5 ef5 18.Qa3 Qa3 19.Ra3 Ke6 20.Re3 Nh6? 21.ef6 Kf6 22.Bc6 Bd6 23.Re8 Rb8?? 24.Kd2?? Rd8?? 25.Bc3 f4?? 26.Ne2 Kg6?? 27.g4 Kg5?? 28.Kd3 (28.Kd3 Rhe8 29.Be8 Re8 30.h3-/+). PashaSelim – Larryo, playchess.de, 2001. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.a3 Nc6 5.d4 Bf5 6.ab4 Nb4)

7.Na3 a6 8.c3 Nc6 9.Qb3 Na5 (9...b5 10.Nf3-/+) 10.Qa4=+ Bd7 11.Qc2 e6 12.Bd2 Rc8 13.Nf3 h6 14.Bd3 Ba3 15.Ra3 Nc4 16.Rb3? (better 16.Ra2=+) 16...Ba4-+ 17.Bc1?? (17.Qa2 Bb3 18.Qb3-+) 17...Na5 18.Nd2 Nb3 19.Nb3 Qb6 20.0-0 (20.Bd2 Qb3 21.Qb3 Bb3-+) 20...Qb3 21.Qe2 (21.Qb3 Bb3 22.Bd2 Bc4 23.Bc4 Rc4-+) 21...Ne7 (21...Rc3 22.Ba6 ba6 23.Qa6-+) 22.Qg4 (22.Bd2 Bb5 23.Bb5 Qb5 24.Qb5 ab5 25.Rb1-+) 22...Qc3 23.Bb1 (23.Qg7 Rg8 24.Qh7 Qc1 25.Rc1 Rc1 26.Bf1 Bb5-+) 23...Qc1 24.Qg7 Rg8 (better 24...Bb5 25.Qh8 Kd7 26.Qc8 Qc8 27.Bh7 Bf1 28.Kf1 Qc4 29.Ke1 Qd4 30.Bc2-+) 25.Qf6 Bb5 (25...Bb5 26.Qf7 Kf7 27.Bg6 Rg6 28.h3 Qf1 29.Kh2 Rg2) 0-1. Belenkaya,D (2295) - Motylev,A (2640), Titled Tuesday 3rd Nov, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 Attacks the backward pawn on c2)

7.Na3 a6 8.c3 Nc6 9.Bd3 Qc8 10.Nf3 (10.Bf5 Qf5 11.Qb3 Qe4 12.Ne2 Qg2=+) 10...g6 (better 10...Nd4!? 11.Qa4 Nc6 12.Bf5 Qf5-+) 11.0-0 Nh6 (11...Bd3 12.Qd3 b5 13.Nc2=+) 12.h3 (12.c4 Qd8=) 12...Bg7 (12...Bd3 13.Qd3 b5 14.Qe2=+) 13.Nh4 (13.c4!? Bd3 14.Qd3=+) 13...Bd3-/+ 14.Qd3 Nf5 15.Nf3 e6 (15...b5 16.Nc2-/+) 16.Bg5 0-0 17.g4 (17.c4 Qc7=+) 17...Nfe7-/+ 18.Bf6 Re8 (18...b5 19.Ra2-/+) 19.Nc2 (19.Bg7 Kg7 20.c4 Qc7=+) 19...b6 20.Ne3 Na5 21.g5 Nc4 22.Ng4 (22.Be7 Ne3 23.fe3 Re7=+) 22...Nf5 23.Nd2 Nd2 24.Qd2 b5 25.Nh6 (25.Bg7!? Kg7 26.Ra5-/+) 25...Nh6 26.Bg7 Kg7 27.gh6 Kg8 28.Qf4 Qd8 (28...Qc3? 29.Qf6 Kf8 30.Rfc1+-) 29.Kh2 (29.Ra3 Re7-/+) 29...Rf8 (29...f6 30.Rfe1-+) 30.Rae1 (30.Ra5 f6 (30...Qa5?? 31.Qf6 Qc3 32.Qg7) 31.Rfa1 Qc7-/+) 30...a5 (30...Qe7 31.Qg3-+) 31.Rg1 (31.Rb1 Rb8-+) 31...a4 32.h4 f6 33.Qg4 f5 (33...fe5!? 34.Qe6 Rf7 35.Kh3-+) 34.Qf4 Kh8 35.h5 Rg8 36.Rg3? (better 36.hg6 Rg6 37.Rg6 hg6 38.Rh1-/+) 36...g5-+ 37.Qd2 f4 38.Rg4 Qe8 39.Reg1 (39.Kg2-+) 39…Qh5 (39...Qh5 40.Kg2 Qg4 41.Kf1 Qf3-+) 0-1. Goran_Krastev (2250) - jlindner (2200), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4)

7.Na3 a6 8.c3 Nc6 9.Ne2 e6 10.Ng3 Bg6 11.h4 h5 12.Bd3 Bd3 13.Qd3 Be7 14.Bg5 b5 15.f4 g6 16.0-0 Nh6 17.Nc2 Bg5 18.fg5 Nf5 19.Nf5 gf5 (worse is 19...ef5 20.Nb4 Nb4 21.cb4=) 20.Ne3 Ne7 21.g3 Kf8 22.Qb1 Kg7 23.Qb4 Ng6 24.Ra2 Qb6 25.Raf2 Ra7 26.Nf5 (better is 26.Kh2!?-/+) 26...ef5-+ 27.Rf5 Rc8 28.Rf6 Rc6 29.g4 (better is 29.Qb3 Qc7 30.Kg2-+) 29...hg4 30.h5 a5 (30...Ne5 31.Rc6 Nc6 32.Qd6-+) 31.Qb1? (better is 31.Qb3 Nh4 32.h6 Kh8 33.Qd5 Rf6 34.Rf6-/+) 31...Ne5 32.Qf5 Nf3 33.Rf3 gf3 34.h6 Kh8?? 35.g6?? f2! 36.Kf1 fg6 37.Rf8 Kh7 38.Qe5 Kh6?? 39.Qh2 Kg5 40.Qf4 (40.Qf4 Kh5 41.Rh8 Rh7 42.Rh7) 1–0. Mariotti,Sergio – Benko,Pal C, Venice, 1974. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Nc6 6.ab4 Nb4)

7.Na3 a6 8.c3 Nc6 9.f4 e6 10.Nf3 Be7 11.Bd3 Nh6 12.0-0 0-0 13.Bf5 Nf5 14.g4 Nh4 15.Nh4 Bh4 16.g5 Ne7 17.Qg4 Ng6 18.Nc2 1–0. wizofoz (2310) – countfosco (2520), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4)

7.Na3 Qc8 8.Bd3? (better is 8.c4 e6 9.c5+=) 8...Nd3 9.cd3 Qc3 10.Bd2 Qd4 11.Nf3 Qd3 12.Qe2 e6 13.Nb5 Kd7 14.Nbd4 Qe2 15.Ke2 Bg6 16.h4 h6 17.h5 Bh7 (17...Be4 18.Nb5 a6 19.Rhc1-+) 18.Rhc1 (18.Nb5 Ne7 19.Na7 Be4-+) 18...Ne7 19.Nb5 Nc6 20.Nbd4 Be4 (better is 20...Be7-+) 21.Ra3?? (21.Nc6 bc6 22.Ra6-+) 21...Nd4 (21...Ba3!? 22.Rd1-+) 22.Nd4 Ba3 (22...Ba3 23.Rd1 a5-+) 0–1. whitecat25 – thecurator, ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4)

7.Na3 Rc8 8.Nf3 e6 (8...Nc2 9.Nc2 Rc2 10.Qc2 Bc2 11.Bb5 Qd7 12.Bd7 Kd7 13.Ra7+-) 9.Bb5 Nc6 10.0-0 a6 11.Be2 Nge7 12.Bg5 h6 13.Be3 g5 14.c4 dc4 15.Nc4 Nd5 16.Qb3 Rb8 17.Ne1 Be7 18.Nd3 0-0 19.h4 b5 20.Nd6 Bd6 21.ed6 Ne3 22.fe3 Qd6 23.hg5 hg5 24.Bf3 Bd3 25.Qd3 Ne5! 26.Qe2 (26.de5 Qd3 Pinning (26...Qd3 Deflection)) 26...Nf3 27.Qf3 f6 28.Qh5 Kg7 29.Qf3 b4 30.Rac1 Rb6 31.Rc5 b3 32.Rfc1 b2 33.Rc7?? (better is 33.Rb1-+) 33...Rf7 (better is 33...Qc7! 34.Rc7 Rf7-+) 34.Rf7 Kf7 35.Rf1 (35.Rb1 Qc7 36.Qe4 Qc1 37.Kh2 f5-+) 35...Qe7 (better is 35...b1Q 36.Qf6 Ke8 37.Qf7 Kd8 38.Rb1 Rb1 39.Kf2 Rb2 40.Kg1 Qd5 41.Qf6 Kc7-+) 36.Qe4 Kg7 37.Kf2 Qb7 38.Qb1 f5 39.Rd1 Qe4 0–1. Romagnoli,Franco (2115) – Pegoraro,Nicola (2080), Lodi op 1st, 2005. (=1.e4 c5 2.b4 cb4 3.a3 Nc6 4.d4 d5 5.e5 Bf5 6.ab4 Nb4)

7.c3 Nc2 8.Qc2 Bc2 9.Bb5 Qd7 10.Bd7 Kd7 11.Nf3 h6 12.Na3 Be4 13.e6 Ke6 14.Nb5 Kf6 15.Ne5 g6 16.f3 Bf5 17.Nc7 Rc8 18.Nd5 Kg7 19.Ra7 f6?? (better is 19...Nf6 20.Ne3 Rc3+=) 20.Ng4+/- Be6 21.Nf4 (21.Nge3 Rb8+/-) 21...Bf7 22.Bb2 h5 23.Ne3 e5 24.de5 fe5 25.Nd3 1–0. Kadas,Gabor (2220) – Botos,Krisztian, Salgotarjan op, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4)

7.g4? Nc2!? 8.Qc2 Bc2 9.Bb5 Qd7 -+.

7.g4? Bg6 8.c3 (8.Bb5 Nc6-/+) 8...Nc6 (8...Nc2 9.Qc2 Bc2 10.Bb5 Qd7 11.Na3-/+) 9.h4 h5 10.e6 (10.g5!?-/+) 10...hg4 11.Bd3 Bd3 12.Qd3 Nf6 13.Ne2 fe6 14.Nf4 Qd7 15.Qg6 Kd8 16.Na3? (better is 16.Qf7 Kc8 17.Ne6-+) 16...e5 17.Nd3 (17.Ne2 ed4 18.cd4 e5-+) 17...ed4 18.Nc5 (18.cd4 Nd4 19.Be3 Qf5 20.Qf5 Nf5-+) 18...Ne5 (better is 18...Qc8!? 19.Qc2-+) 19.Qb1 Qc6 20.cd4 Nf3 21.Kf1 b6 22.Nd3 Ne4 23.Ra2 Rc8 24.Nb5 Qf6 25.Na7 Ng3! 26.Kg2 Nd2! 27.Ne5 Nb1 28.Bg5 Qf5 29.Nc8 Nh1 30.Nd6 Qf2! 31.Rf2 Nf2 32.Nef7?! Kd7 33.Nh8 ed6 34.Kf2 Be7 35.Be7 Ke7 36.Ng6 Kf6 37.Nf4 Nc3 38.Kg3 Kf5 (38...Kf5 39.Nd3 Ne2 40.Kf2 Nd4-+) 0–1. Sapienza,J (2215) – Zapata Ferrada,M (2380), Bent Larsen ITT, 2011. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.a3 Nc6 5.d4 Bf5)

7.Na3 e6

8.c3 Nc6

9.Nc2 f6 10.Bb5 fe5 11.de5 Bc2 12.Qc2 Nge7 13.Nf3 a6 14.Bd3 g6 15.h4 d4 (better is 15...Qc7-/+) 16.h5= Rg8 17.hg6 hg6 18.Bg5 dc3 19.Rd1 (better is 19.Qc3!? Qb8 20.Be7 Ne7 21.Be4+=) 19...Qa5-/+ 20.Be7 Ne7 21.Be4 Rb8 22.Rh8 Rh8 23.Bg6 Ng6 24.Qg6 Ke7 25.Qf6 Ke8 26.Qg6 Ke7 27.Qf6 Ke8 ½–½. Loskarn,Peter – Watzlawek,Markus, Ruhrgebiet VL2–chT, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4)

9.Nf3 Be7-/+.

9.f4 Nh6 10.Nf3 Be7 11.Bd3 0-0 12.0-0 Bd3 13.Qd3 Nf5 14.g4 Nh6 (14...Nh4!?-/+) 15.Ng5+= Bg5 16.fg5 Ng4 17.Qg3 Nge5 18.de5 Qc7 19.Bf4 a6 20.Nc2 Ne7 21.Nd4 Rac8 22.Rf3 Ng6 23.Re1 Nf4 24.Qf4 b5 (better is 24...Qa5!?=) 25.Rh3 Qe7 26.Rh7?? (better is 26.Ra1+/-) 26...Kh7-+ 27.Qh4 (27.Qg3-+) 27...Kg8 (27...Kg6 28.Re3 Rh8-+ (28...Qg5?! 29.Rg3 Qg3 30.Qg3 Kh7 31.Qh3 Kg8 32.Ne6 fe6 33.Qe6 Kh7 34.Qh3 Kg6 35.Qg4 Kf7 36.Qd7 Kg6 37.Qg4 Kh6 38.Qh4 Kg6 39.Qg4=)) 28.Re3 Qa3 29.Rh3 Qc1 30.Kf2 f6 31.ef6 Qd2? (31...Qb2 32.Ne2 Qa3 33.Qh7 Kf7+-) 32.Ne2+- Rc4?? (better is 32...Rf6 33.gf6 Qh6 34.Qh6 gh6 35.Rh6 Kf7+-) 33.Qh7 (33.Qh7 Kf7 34.Qg7 Ke8 35.Qe7) 1–0. wizofoz (2450) – vhilts (2495), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4)

9.h4 h6 10.Qa4 (10.Nf3 a6+=) 10...a6 11.Nf3 Rc8 (11...Nge7 12.Nc2-/+) 12.Bd2 (12.Qb3 Rc7+=) 12...Qd7 13.Qb3 Nge7 14.Be2 Na5 15.Qb2 Nc4 (15...Nec6 16.Nc2-/+) 16.Nc4 dc4 17.h5 (17.Bd1!?+=) 17...Nd5-/+ 18.Nh4 Bh7 19.0-0 Be7 20.Nf3 Qc6 (20...Rc6 21.Bd1-+) 21.Nh2 Ra8 22.g3 (22.Ng4 0-0-/+) 22...Be4 (22...0-0 23.Ng4-+) 23.f3 (23.Rfe1 b5-/+) 23...Bh7-+ 24.Ng4 b5 (24...a5 25.Rfe1-+) 25.Nf2 (25.f4 b4!-/+) 25...0-0 (25...a5 26.Ne4-+) 26.Qc1 (26.Ra5 Bd8 27.Raa1 b4-+) 26...f5 (26...a5!? 27.Ne4-+) 27.ef6-/+ Nf6 28.g4 (28.f4!?-/+) 28...Nd5 29.g5? (29.Ne4 a5-+) 29...hg5 (better is 29...Bg5 30.Bg5 hg5-+) 30.Bg5? (30.Ng4-+) 30...Bg5 (better is 30...Qc7!? 31.Kh1 Bg5 32.Qg5-+) 31.Qg5 Rf5 (31...Nc3 32.Rfe1 Rf5 33.Qd2-+) 32.Qg4 (32.Qd2 Nf4 33.Ne4 e5 34.de5 Raf8-+) 32...Ne3 (32...Ne3 33.Qg3 Nf1 34.Rf1 Kh8-+ (34...Rh5?! 35.f4 Rd5 36.Bf3-+)) 0–1. Surtmann,Leopold (1860) – Stadler,Peter (2145), Hoersching AUT, Summer Open, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Nc6 6.ab4 Nb4)

9.h4 Nh6 10.Nf3 Ng4 11.Bd3-/+.

9.Bd3 Bd3

10.Qd3 a6 11.Ne2 Nge7 12.h4 b5 13.Nc2 Nc8 14.h5 Nb6 15.0-0 Nc4 16.Qh3 b4 17.cb4 Nb4 18.Nb4 Bb4 19.f4 f5 20.ef6 Qf6 21.Qb3 Bd6 22.Qa4 Kf7 (better is 22...Ke7!?-+) 23.f5+= e5 24.Qc6 Rhc8 25.Qd5 Kf8 26.h6 gh6 27.Ng3 ed4 28.Ne4 Qf7?? (28...Qe5 29.Bh6 Ke7 30.f6 Kd7 31.Qf7 Kd8 32.Qg8 Kd7 33.Qh7 Kc6 34.Nd6 Nd6+-) 29.Bh6+- (29.Qd4 Be5 30.Bh6 Kg8-/+) 29...Kg8 30.Nf6 (30.Nf6 Kh8 31.Qf7 Bh2 32.Kh2 Ne3 33.Qh7) 1–0. Taeger,Winfried (2250) – Knechtel,Roland (2250), Regionalliga SO, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4)

10.Qd3 a6 11.f4 Nge7 12.Nf3 h5 13.0-0 Nf5 14.Nc2 Be7 15.Ne3 g6 16.Ba3 0-0 17.Be7 Qe7 18.Ng5 b5 19.g4 (better 19.Nf5!? ef5 20.Ra2=) 19...hg4 20.Ng4 Kg7 21.Rf3 Rh8 22.Rh3 b4 (22...Qb7!?-/+) 23.Rh8=+ Rh8 (23...Kh8?? 24.Qh3 Nh4 25.Qh4 Kg7 26.Qh7 Kf8 27.Qh8) 24.Qa6 Qc7 25.cb4 Ncd4 (25...Nfd4 26.b5 Ne7 27.b6-/+) 26.Qa7= Qa7? (better 26...Qe7!?=) 27.Ra7+/- Rf8 28.b5 (better 28.Kf2!?+/-) 28...Nb5= 29.Ne6 Kg8?? (better 29...Kh8 30.Nf8 Na7=) 30.Nf6+- Kh8 31.Rb7 (better 31.Rd7 Nfd4 32.Nf8+-) 31...fe6 (31...Nfd6 32.Rd7 Ne4 33.Nf8 Nf6 34.ef6 Nd4+-) 32.Rb5 (32.Rh7) 32...Kg7+= 33.Rb7 Rf7 34.Ne8 Kf8 35.Rb8 Re7 36.Nf6 Kg7 37.Kf2 Kf7 38.Kf3 (38.Rh8+=) 38...g5 (better 38...Ra7!?=) 39.fg5+/- d4? (39...Rc7 40.Rb4 Kg6+=) 40.Ke4 (40.Rh8!? d3 41.h4 d2+-) 40...Rc7 41.g6 (better 41.Rg8 Nh4 42.Rh8+-) 41...Kg6+/- 42.h4 (42.Rb6 Rc2+/-) 42...Kf7 (42...Nh4 43.Rg8 (worse 43.Kd4 Kf5=+) 43...Kf7 44.Rh8=) 43.Rb6 (43.h5 Rc1+=) 43...Rc3 (better 43...Rc1 44.h5 Re1 45.Kf4 Rf1 46.Kg4 Ne3 47.Kh4 d3 48.Rb7 Kf8=) 44.Rd6?? (better 44.h5+=) 44...Re3 (better 44...Nd6!? 45.Kd4 Rc4 46.Ke3 Rh4 47.ed6 Kf6 48.d7-+) 45.Kf4 (45.Kf4 Nd6 46.Ng4 Re4 47.Kf3-+). Goran_Krastev (2235) - StoofBuzze (2430), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 The backward pawn on c2 becomes a target)

10.Qd3 Nge7 11.f4 h5 12.Nf3=+ Nf5 13.0-0 Be7 14.Nc2 0-0 15.Ba3 g6 (15...Qc7 16.Ne3 Ne3 17.Qe3 Ba3 18.Ra3=+) 16.Be7 Qe7 17.Ne3 Ne3 18.Qe3 Rfc8 19.h3 (19.Rf2 a5=+) 19...Kg7 20.g4 hg4 21.hg4 Rh8 22.Kg2 b6 23.Rh1 Na5 24.f5 gf5 25.gf5 ef5 26.Qf4 Nc4?? (26...Rag8!?=+) 27.Rag1 (27.Qg3 Qg5 28.Qg5 Kf8 29.Rh8) 27...Rag8= 28.Kf2 Kf8 29.Qf5 (better 29.Rg8 Rg8 30.Qh6 Ke8 31.Qc6 Qd7 32.Qa8 Qd8 33.Qc6 Kf8 34.Qh6 Ke7 35.Qf6 Ke8 36.Qc6 Qd7 37.Qa8 Qd8 38.Qc6=) 29...Rh1?? (better 29...Qe6 30.Rh8 Rh8 31.Qe6 fe6=+) 30.Qc8+- Qe8 31.Rg8 Kg8 32.Qe8 (32.Qe8 Kg7 33.Ng5+-) 1-0. Goran_Krastev (2245) - shaf (2320), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 Exerts pressure on the backward pawn)

10.Qd3 Nge7 11.f4 h5 12.Nf3 Nf5 13.Nc2 Be7 14.0-0 a6 15.Ba3 0-0 16.Be7 Qe7 17.Ng5 g6 18.Ne3 Ne3 19.Qe3 Kg7 20.Qh3 Rac8 21.g4 (21.Qd3!?=+) 21...Rh8-/+ 22.gh5 Rh5 (22...gh5?! 23.Qg3 Kh6 24.Rfb1=+) 23.Qg3 Rch8 24.Rf2 Na7 25.Kh1 (25.Rb2 Nb5-/+) 25...Nb5-+ 26.Rg1 Rc8 27.Qg4 (better 27.Rf3-/+) 27...Nc3?? (27...Kf8 28.f5 Qg5 29.Qg5 Rg5 30.Rg5 gf5 31.Rg3-+) 28.Rfg2?? (better 28.Nf7 Qf7 29.Qh5+/-) 28...Rh6 29.Rc1 Rc7 (29...Qa3 30.Rcg1 Nb5 31.Nf3-+) 30.Rgc2 Nb5 31.Rc7 Nc7 32.Nf3 Nb5 33.Rf1 (33.Qg5 Qg5 34.fg5 Rh8-+) 33...Nc3 34.Ng5 Rh5 35.h4 (35.Qg2 b5-+) 35...Ne4 36.Kh2 Qa3 37.Rg1 Qb2 (better 37...Rh6!?-+) 38.Rg2 Qd4?? (38...Rg5 39.Qg5 Qd4-+ (39...Ng5?! 40.Rb2 Nf3 41.Kg3 Nd4 42.Rb7=)) 39.Ne6+- fe6 (39...Kh6 40.Nd4 a5+-) 40.Qg6 Kf8 41.Qg8 Ke7 42.Rg7 1-0. Goran_Krastev (2275) - GaussGod (2200), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 Exerts pressure on the backward pawn)

10.Qd3 Nge7 11.f4 h5 12.Nf3 Nf5 13.Nc2 Be7 14.Ba3 0-0 15.Be7 Qe7 16.Ne3 Ne3 17.Qe3 a6 18.Ng5 g6 19.Qh3 Kg7 20.g4 (20.0-0 b5=+) 20...Rh8-/+ 21.Rg1 (21.Nf3 hg4 22.Qg4 b5-/+) 21...hg4 22.Qg4 Rh2 23.Nf3 Rh6 24.0-0-0? (better 24.Kd2-/+) 24...Na5-+ 25.Rdf1 (25.Kd2 Nc4 26.Ke2 Qa3-+) 25...Nc4 26.Qg5 (26.Qg3-+) 26...Qa3 27.Kd1 Qa1 28.Ke2 Qb2 29.Ke1 Qc3 (better 29...Rh2 30.Rg2 Rg2 31.Qg2 Qg2-+) 30.Kf2 Qe3 (30...Nd2 31.Ke2 Nf3 32.Qh6 Kh6 33.Rf3 Qb2 34.Kf1-+) 31.Kg2 Nd2 32.Nd2 Qd2 33.Rf2 (33.Kf3 Qd3 34.Kg2 Qe2 35.Kg3-+) 33...Qd4 (33...Rh2! 34.Kh2 Qf2 35.Kh3 Qf3 36.Rg3 Rh8 37.Qh4 Rh4 38.Kh4 Qh5) 34.Qf6 (34.Re2 Qd3 35.Kf2 Rc8-+) 34...Kg8 35.Kf1 (35.Qg5 Qe4 36.Rf3-+) 35...Rc8 36.Rg3 Rc1 (36...Qd1 37.Kg2 Qh1) 37.Kg2-+ Rh2! 38.Kh2 Qf2 39.Rg2 Qb6 40.f5 (40.Qh4-+) 40...ef5 (better 40...Rf1 41.Qh4 Rf5-+) 41.Qb6+- Rc6 42.Qd8 (42.Qb7 Re6+-) 42...Kg7 43.Qd5 Re6 (43...Rb6 44.Rc2 a5 45.Rc7+-) 44.Qb7 Re5 (44...f4 45.Rg4 Re5 46.Rf4+-) 45.Qa6 (45.Qb2 f6 46.Qb7 Kf8 47.Rg6 Re2 48.Kg3 f4 49.Kf3 Re3 50.Kf4 Re2 51.Qh7 Rf2 52.Ke3 Re2 53.Ke2 f5 54.Rg8) 45...Re6 46.Qf1 (better 46.Qa1 Kg8 47.Kg1+-) 46...Rf6 (46...Kf8 47.Rd2 Re8 48.Kg1+-) 47.Qf4 (47.Qa1 f4 48.Rg4 f3 49.Rf4 g5 50.Qf6 Kg8 51.Qf7 Kh8 52.Rf6 g4 53.Rh6) 47...Re6 48.Qf5 Re8 (48...Re2 49.Qd7 Rg2 50.Kg2+-) 49.Qg5 Rh8 (49...Re6 50.Qc5 Kg8 51.Qc8 Kg7 52.Qc3 Kh7 53.Rf2+-) 50.Kg1 Re8 51.Rf2 Re6 52.Qf4 (better 52.Qd5 Re1 53.Kg2+-) 52...Re7 (52...f5+-) 53.Qf6 Kf8 (53...Kg8 54.Qe7 f5 55.Rd2 g5 56.Rd8) 54.Qh8 1-0. Goran_Krastev (2270) - GaussGod (2205), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 The backward pawn on c2 becomes a target)

9.Bd3 Nge7

10.Nb5 Ng6-/+ 11.Ba3 Ba3-+ 12.Ra3 0-0 (better 12...Bd3 13.Qd3 0-0-+) 13.Bf5-/+ ef5 14.Nd6 (14.Ne2 f4 15.h4 f3 16.gf3 Nh4=+) 14...Qg5 (14...f6!? 15.Qb3 Qe7 16.Qb7 Qb7 17.Nb7 fe5-+) 15.g3 f4 (15...Qe7 16.f4=+) 16.Nf3=+ Qe7 17.Nf5?? (better 17.0-0=+) 17...Qa3-+ 18.0-0 Qc3 19.Ng5 (19.Kg2-+) 19...fg3 (better 19...h6 20.Nh3 fg3 21.hg3 a5-+) 20.Qh5+- gf2 21.Kh1 h6 (21...Qf3 22.Nf3 f6 23.Rf2 Nce7 24.Ne7 Ne7+-) 22.Nh6! gh6 23.Qh6 Qf3 24.Nf3 Nce7 (24...Rfc8 25.Rf2 Nd8+-) 25.Ng5 (25.Ng5 Rfc8 26.Qh7 Kf8 27.Qf7) 1-0. Goran_Krastev (2295) - darksquaregames (2260), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Bf5 6.ab4 Nb4 Attacks the backward pawn on c2)

10.Nb5 Ng6-/+ 11.Ba3 Ba3-+ 12.Ra3 0-0 (better 12...Bd3 13.Qd3 0-0-+) 13.g3?? (better 13.Bf5 ef5 14.Ne2-/+) 13...Bd3-+ 14.Qd3 f6 (14...a6!? 15.Nd6 Nce5 16.de5 Ne5 17.Qd1 Qd6 18.Rb3-+) 15.f4 fe5 (better 15...a6 16.Nd6 fe5 17.Nb7 Qe7-+) 16.fe5?? (16.de5 Nce5 17.fe5 Qb6-+) 16...Qe7 (better 16...a6 17.Nf3 Qb6 18.Rb3-+) 17.Nf3? (17.Qe3-+) 17...a6 18.Nd6 Rf3! 19.Qf3 Nce5! 20.de5 Ne5 21.Qe2 Qd6 22.Rb3 b5 23.0-0 Nc4 24.Qf2 Qd7 25.Rbb1 Qa7 26.Rbe1 Qf2 27.Rf2 e5 28.Ref1 (28.Kf1 a5-+) 28...h6 (28...a5 29.Rf7 Nd2 30.R1f2-+) 29.Rf7 (better 29.Rb1-+) 29...a5?? (better 29...Ne3 30.R1f2 Rc8-+) 30.Rd7=+ d4 (30...Kh7!? 31.Rff7 Kg6 32.Rg7 Kf5 33.Rd5 a4 34.Rb5 a3=) 31.Rff7= dc3 32.Rg7 Kf8 33.Rgf7 Ke8 (33...Kg8 34.Rg7 Kh8 35.Rh7 Kg8 36.Rhg7=) 34.Rfe7 (34.Rde7 Kd8+=) 34...Kf8= 35.Rf7 Kg8 36.Rg7 Kf8 37.Rgf7 ½-½. Goran_Krastev (2285) - Biloute20 (2215), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 The backward pawn on c2 becomes a target)

10.Nb5 Ng6-/+ 11.Ba3 Ba3-+ 12.Na3 0-0 13.Ne2-/+.

10.Nb5 Ng6-/+ 11.Ba3 Ba3-+ 12.Bf5 Be7 13.Bg6 hg6 14.Nf3-+.

10.Nb5 Ng6-/+ 11.Bf5 ef5 12.Ba3 Ba3 13.Na3 (13.Ra3 0-0 14.Ne2 Nh4-/+) 13...Qg5 (13...0-0!?-+) 14.g3-/+ 0-0 15.f4 Nf4 (15...Qe7 16.Nf3=+) 16.gf4 (16.Nf3!? Qg4 17.gf4 Qf4 18.Kf2+=) 16...Qg2=+ 17.Qf3 Qb2 18.Qd1 Qc3 19.Kf2 Nd4 20.Ra2 (20.Qc1 Qb4 21.Rb1 Qe7=+) 20...Rac8 (20...Rfc8 21.Nf3 Ne6=+) 21.Nf3=+ Ne6 (21...Nc6 A) 22.Qd5? Nb4 23.Nb5 Nd5 24.Nc3 Rc3-+ (worse 24...Nc3 25.Ra7 Rfd8 26.Rha1-+); B) 22.Ra1=+) 22.Qd2 (22.Nb5 Qc5 23.Nbd4 Nf4=) 22...Qc5 23.Kg3 d4 24.Rd1 Rfd8 25.Nc2 Increasing the pressure on the isolated pawn on d4 25...d3 26.Ne3 g6 27.Rb2 (27.Rb1 Rd7=+) 27...b6 (better 27...Qc6!?-/+) 28.Rb3=+ Rd4?? (28...Ng7 29.Kf2=+) 29.Rd3?? (better 29.Nd4 Qd4 30.Rb4+-) 29...Rf4=+ 30.Rd5 (30.Kg2 Kg7-/+) 30...Qb4-/+ 31.Rd3 Qd2 (31...Qa4 32.Kg2-/+) 32.R1d2 Rb4 (32...Ra4 33.Nd5 Kg7 34.Nf6-/+) 33.Nd5=+ Rbc4?? (better 33...Rg4 34.Kf2 Kg7=+) 34.Ne7+/- Kg7 35.Nc8 Rc8 36.Nd4 (36.Ra3 Nc5 37.Rb2 Ne4 38.Kg2 Rc7+/-) 36...Nc5+= 37.Rc3?? (better 37.Rc2+=) 37...Ne4-+ 38.Kf4 (38.Kg2 Rc3 39.Rb2 Rd3-+) 38...Rc3 39.Rf2 (39.Rg2 Kh6 40.Nb5-+) 39...Nf2 40.e6 0-1. Goran_Krastev (2255) - darksquaregames (2235), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Bf5 6.ab4 Nb4 Exerts pressure on the backward pawn)

10.Nb5 Ng6-/+ 11.Bf5 ef5 12.Nh3 a6 13.Bg5 Qd7-/+.

10.Nb5 Ng6-/+ 11.Bf5!? ef5 12.h4-/+.

7.Bb5 Nc6

8.c3 a6 9.Bd3 Bd3 10.Qd3 Na5 11.Nd2 Rc8 12.Ne2 Nc4 13.0-0 e6 14.h3 Ne7 15.f4 Nd2 16.Bd2 Rc4 17.g4 g6 18.Ng3 Bh6 19.Rf3 Qc7 20.Raf1 Rg8 21.f5 Bd2 22.fe6 fe6 23.Qd2 b5 24.Ne2 Ra4 (24...h5 25.Rf6 hg4 26.Qf4+=) 25.Qg5 Ra2 26.Nf4 Qc6 27.Qf6 Kd7 28.Nd3 Re8 29.Qf7 h5 (29...h6 30.Nc5 Kc8 31.Rf6+-) 30.Rf6 Qc3 31.Qe6 Kd8 32.Qb6 Kc8 (32...Qc7 33.Rd6 Kc8 34.Rc1 Qc1 35.Nc1+-) 33.Rc1 (better is 33.Rf8 Qc6 34.Re8 Qe8 35.Rc1 Nc6+-) 33...Rc2 34.Qa6 Kc7 35.Qa7 Kc8 36.Rc2 Qc2 37.Nc5 Qd1 38.Kg2 (38.Kg2 Qc2 39.Rf2 Qc5 40.Qc5 Kd7 41.Qd6 Kc8 42.Rc2 Nc6 43.Qc6 Kb8 44.Qb5 Ka7 45.Ra2) 1–0. Frink,Ferenc (2250) – Frindt,Kornel (2210), SVK–chT1E, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4)

8.Bc6 bc6 9.Ba3 e6 (9...Qa5 10.Nd2=) 10.Bf8 Kf8 11.Ne2 h5 12.0-0 Ne7 13.Nd2 c5 14.dc5 Qc7 15.Nb3 Qe5 16.Ned4 g6 (16...Rh6 17.Re1 Qc7 18.Nb5=) 17.Re1 Qc7 (17...Qf6 18.Qf3=) 18.Ra6 (18.Qf3 Kg8+=) 18...Qb7 (18...Kg8 19.f3+=) 19.Qe2 (19.Nf5?! Qa6 (worse is 19...Nf5 20.Qa1 Kg8 21.c6=; worse is 19...gf5 20.Qa1 Rh6 21.Nd4+/-) 20.Qd4 Rg8 21.Ne7 Ke7 22.Qd5 Rgd8+=) 19...Kg8 20.Rea1 Nc8 (20...Kh7 21.h3+=) 21.Nf5 gf5 22.Qe5 (22.Nd4 Rh7+=) 22...Qb8 (22...Rh6 23.Nd4+=) 23.Qf6 (23.Re6 fe6 24.Qe6 Kg7+-) 23...Qc7 (23...Qf4 24.Re6 fe6 25.Qe6 Kg7 26.Qd7 Ne7 27.Qe7 Kg8 28.Ra6+-) 24.Nd4 Rb8?? (24...Qe7 25.Qe5 f6 26.Qg3 Qg7+-) 25.R6a3 (better is 25.Ne6 fe6 26.Re6 Qf7 27.Qg5 Kf8+-) 25...h4? (25...f4 26.Qg5 Kf8+-) 26.Qg5 (better is 26.Nf5 secures victory 26...Rh7 27.Re1+-) 26...Kf8+= 27.Qf6 Kg8 ½–½. Hackl,Rene – Roemhild,Marcus (2130), Lippstadt op, 2000. (=1.e4 c5 2.b4 cb4 3.a3 Nc6 4.d4 d5 5.e5 Bf5 6.ab4 Nb4 7.Bb5 Nc6)

8.Nf3 a6 9.Nh4 Bd7 +=.

8.Nf3 e6 9.Bc6 (9.0-0 a6 10.Bc6 bc6+=) 9...bc6 10.0-0 Ne7 11.Ba3 Qb6 (11...Bg4 12.h3 Bf5 13.Bc5+=) 12.Nc3 (12.Bc5 Qc7+=) 12...Ng6 (12...Bg4 13.Bc5 Qc7 14.h3 Bf3 15.Qf3+=) 13.Bf8 (13.Na4 Qc7=) 13...Nf8 14.Nh4 (14.Na4 Qc7=) 14...Bg6+= 15.Rb1 (15.Na4 Qc7+=) 15...Qc7 (15...Qd8 16.Ng6 hg6 17.Rb7+=) 16.f4 Nd7 (16...Qe7 17.Ng6 Ng6 18.Qd3+=) 17.f5 (17.Ng6 hg6 18.Qd3 Nb6+=) 17...ef5 (17...Bf5 18.Nf5 ef5 19.Rf5+=) 18.Qd3 (18.Nf5 Bf5 19.Rf5 0-0+=) 18...0-0 (18...Nb6 19.Nf5 0-0 20.Rf2-/+) 19.Nf5 (better is 19.Qh3+=) 19...c5?? (better is 19...Nb6-/+) 20.Nd5+- Qa5 (20...Qd8 21.Nde7 Kh8+-) 21.e6 fe6?? (21...c4 22.Qf3 Ne5 23.Nfe7 Kh8 24.de5 Bc2+-) 22.Nfe7 Kh8 23.Ng6 hg6 24.Qh3 (24.Qh3 Kg8 25.Ne7) 1–0. marre – spll, internet, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Nc6 6.ab4+= Nb4 7.Bb5 Nc6)

8.Nf3 h6 9.c4 (9.0-0 a6+=) 9...e6 (9...a6+=) 10.c5 a6 11.Bc6 bc6 12.Nc3 Ne7 13.0-0 Ng6 14.Ne1 Be7 15.g4 Be4 16.f3 Bg5 17.fe4 0-0 18.Nf3 Bc1 19.Qc1 de4 20.Ne4 Ne7 21.g5 Nf5 22.gh6 Nh6 23.Nf6 Kh8 24.Kh1 Nf5 25.Nh4 Nh6 26.Ra3 Qd4 27.Rh3 gf6 1–0. marekt – trilobite, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 7.Bb5 Nc6)

8.c3 e6

9.Ne2 a6 10.Bd3 Bd3 11.Qd3 Nge7 12.0-0 Nf5 13.h3 Be7 14.Nd2 0-0 15.f4 h5 16.g4 Nh6 17.gh5 f5 18.Nf3 Nf7 19.Kh2 Na5 20.Rg1 Nb3 21.Ra2 Nc1 22.Nc1 Re8 23.Nb3 Qc8 24.Rag2 Bf8 25.Nh4 Nh8 (25...Qc7!?=) 26.Qg3 Re7? (26...b6 27.h6 Ra7 28.hg7 Rg7 29.Qg7 Bg7 30.Rg7 Kf8 31.Rg8 Ke7 32.R1g7 Kd8 33.Re8 Ke8 34.Rg8 Kd7 35.Rc8 Kc8 36.Nd2+-) 27.Ng6 (27.h6 Kh7 28.Ng6 Ng6 29.Qg6 Kh8 30.hg7 Bg7 31.Qh5 Kg8+-) 27...Rf7 (better is 27...Rc7+=) 28.h6!+- (28.Nf8?! Kf8 (worse is 28...Qf8 29.Nc5 Qe7 30.h6+/-) 29.Qf2 Ra7= (worse is 29...Qc3 30.Nc5+/-)) 28...Ng6 (28...gh6 29.Ne7 Mate attack) 29.Qg6 Qe8 30.hg7 Rg7 31.Qh6 Qf7 32.Nc5 Re8 33.h4 a5 34.h5 b6 35.Ne6! Re6 (35...Re6 36.Rg7 Combination; 35...Qe6 36.Rg7 Mate attack) 36.Rg7 Bg7 37.Rg7! Qg7 38.Qe6 Kf8 39.Qf5 Ke8 (39...Ke7 40.e6 a4 41.Qd5 Qf6 42.Qd7 Kf8+-) 40.Qc8 Ke7 41.Qc7 Kf8 42.Qd8 (better is 42.Qg7 Kg7 43.e6 Kf6+-) 42...Kf7 43.Qd5 Kf8 44.Qd8 Kf7 45.Qd7 Kf8 46.Qg7 Kg7 47.e6 1–0. Frink,Ferenc (2170) – Justus,Ivan (2105), Tatry op Tatranske Zruby, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4)

9.Ne2 a6 10.Bd3 Bd3 11.Qd3 Nge7 12.Ng3 h5 13.h4 Ng6 14.Bg5 Be7 15.f4 Bg5 16.fg5 Qb6 17.Nd2 Rc8 18.Rb1 Qa7 19.Qf3 b5 20.Nh5 Rh7 21.Ng7? (better is 21.Nb3!?+=) 21...Rg7-+ 22.Qf6 (22.h5 Nf8-+) 22...Rg8 (22...Rh7!? 23.h5 b4 24.Rh3-+) 23.h5 Nf8 24.h6 Nh7 25.Qf4 b4 26.Nf3 bc3 27.0-0 Nd8 28.Qe3 Qe7 29.Qd3 Ng5 30.h7 Rh8 31.Qa6 Nf3 32.Rf3 c2 33.Rc1 Rc6 34.Qa3 Rh7 35.Rc2 Qd7 36.Rg3 Rh8 (36...Rh8 37.Rgc3 Rc3 38.Rc3 Rg8-+) 0–1. Schiappoli,Dario – Collutiis,Duilio (2185), Napoli op, 1998. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 Nc6 6.ab4 Nb4 7.Bb5 Nc6)

9.Ne2 Qc7 10.0-0 a6 11.Ba4 Ra7 12.c4 Bb1 (12...dc4 13.Be3 Ra8 14.Nbc3-+) 13.Rb1 dc4 14.d5 ed5 15.Nd4 Nge7 16.Ba3 b5 (16...g6 17.Bd6 Qd7 18.Be7 Ke7 19.Rb7 Rb7 20.Nc6 Ke6 21.Nd4 Ke7 22.Bd7 Rd7 23.Nc6 Ke6 24.Qg4 f5 25.ef6 Kd6 26.Nb8+-) 17.Bb5 ab5 18.Nb5 Qe5 (better is 18...Qa5!? 19.Nd6 Kd7 20.Qg4 Kc7 21.Nf7 Qa3 22.Nh8 Ne5+=) 19.Re1 Qg5?? (better is 19...Ra3 20.Re5 Ne5 21.Na3 f6+/-) 20.Na7+- Kd8 21.Be7 Ne7 22.Rb8 Kc7 (22...Nc8 23.Rc8 Kd7 24.Qa4 Kd6 25.Qc6) 23.Qb1 (23.Qb1 Qe3 24.Re3 Kd7 25.Qb6 d4 26.Rd8) 1–0. Gabetto,Flaviano (2125) – Aranovitch,Emiliano (2300), Milan Crespi op, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 7.Bb5 Nc6)

9.Ne2 Nge7 10.0-0 a6 11.Bd3 Bd3 12.Qd3 Ng6 13.Ng3 Be7 14.f4 0-0 15.f5 ef5 16.Nf5 Qd7 17.Ne7 Nce7 (worse is 17...Qe7 18.Ba3 Qe6 19.Bf8 Rf8 20.Nd2+/-) 18.Nd2 Qe6 19.Nb3 Rac8 20.Bd2 Qc6 21.Qg3 f6 22.ef6 Rf6 23.Rf6 Qf6 24.Nc5 Qc6 25.Re1 a5 26.Bg5 Qc7 (26...Nf5!? 27.Qg4 Nd6+=) 27.Qe3 (27.Qh3 b6 28.Nd3 Qc3 29.Qe6 Kh8 30.Be7 Re8+=) 27...b6 28.Qe6 Kh8 29.Nd7 Re8 30.Nf6 Rf8= 31.Nd7 Re8 32.Nb6 h6?? 33.Nd5+- Nd5 34.Qe8 Kh7 35.Re6 Ngf4 36.Bf4 Nf4 37.Re3 Ng6 38.Qe4 Qd6 39.h4 h5 40.Qf5 a4 41.Qh5 Kg8 42.g3 a3 43.Qa5 Nh4 44.Qa8 Kf7 45.gh4 Qg6 46.Qg2 Qb1 47.Qf1 (47.Qf1 Qf1 48.Kf1+-) 1–0. Martin Martinez – Rodriguez Garcia, Asturias–chT Preferente, 1998. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 7.Bb5 Nc6)

9.Ne2 Nge7 10.Ba3 Ng6 11.Bf8 Nf8 12.Bd3 Bd3 13.Qd3 Nd7 14.0-0 0-0 15.Nd2 Rc8 16.h3 Qe7 17.f4 f5 18.Nf3 Nb6 19.Ra2 Nc4 20.g4 b5 21.Ng3 g6 22.gf5 gf5 23.Nh5 Kh8 24.Nf6 b4 25.Rg2 bc3 26.Ng5 Rf6 27.ef6 Qf6 28.Qc3 Nd6 29.Kh1 Ne4 30.Ne4 fe4 31.Rfg1 Qd4?? 32.Qg3+- Ne7 33.Qg5 Ng6 34.h4 e3? 35.h5+- Qf4 36.hg6 Qg5 37.Rg5 h6? 38.g7 Kg8 39.Re5 Rc4?! 40.Re3 Rh4 41.Kg2 Kg7 42.Re6 a5 43.Kf3 (43.Kf3 Kf7 44.Ra6+-) 1–0. Frink,Ferenc (2195) – Secheres,Ad (2035), Baile Felix ROM, 2012. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

9.Nf3 Qb6 10.Qa4 Nge7 11.Nh4 a6 12.Nd2 Rc8 13.Nf5 Nf5 (worse 13...ef5 14.Bd3=) 14.Bd3 Nh4 15.g3 Ng6 16.f4 Be7 17.0-0 (17.f5 ef5 18.Bf5 Rd8=+) 17...0-0 18.Nf3 Na5?? (better 18...f6=+) 19.Qa5+/- (19.Qa5 Qa5 20.Ra5 Rc3 21.Bb1+/-) 1-0. marekt - drink1966, ChessWorld.net, 2021. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4)

7.Bb5 Bd7

8.Be2 Rc8 9.c3 Nc6 10.Nf3 +=.

8.Be2 e6 9.c3 Nc6 10.h4 Nge7 11.h5 Nc8 12.Rh3 Nb6 13.Bd3 Qc7 14.Na3 a6 15.Nf3? (15.h6 g6-/+) 15...h6 (better is 15...Nd4!? 16.cd4 Qc3 17.Bd2 Qd3-+) 16.Kf1-/+ 0-0-0 (better is 16...Na7!?-/+) 17.Rg3 Be8 18.Bf4 f6 19.Qc1 fe5 20.Ne5 Bd6 (worse is 20...Bh5 21.Ng6 e5 22.Bf5 Kb8 23.Ne5= (worse is 23.Nh8 ef4 24.Rh3 Nd4 25.cd4 Qc1 26.Rc1 Ba3 27.Ra3 Rh8-/+)) 21.c4 Ne5 22.de5 Ba3 23.Ra3 Nc4 24.Rc3 Kb8 25.Kg1 Rc8 26.Be2 Rf8 27.Bg4 Qe7 28.Be3 Bb5 29.Bd4 Rc6 30.Bh3 Qf7 31.Rcf3 Qe7 32.Rf8 Qf8 33.Rg6 Na3 34.Qd2 Rc2 35.Qe3 Nc4 36.Bc5 (better is 36.Qg3!? Rc1 37.Kh2-+) 36...Ne3-+ 37.Bf8 Rc1 38.Kh2 Nf1 39.Kg1 Ng3 ½–½. Kadas,Gabor (2225) – Mate,Laszlo (2350), Hajduboszormeny op, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 7.Bb5 Bd7)

8.Be2 e6 9.Nf3 Qc7 10.c3 Nc6 11.0-0 Nge7 12.Na3 (12.Bd3 f6+=) 12...Na5 13.Nb5 Bb5 14.Bb5 Nec6 15.Qa4 0-0-0 (15...b6 16.Bd3+=) 16.Bd3= h6 (16...Kd7 17.Bg5 Be7 18.Be7 Ke7 19.Rfb1=) 17.Bd2 (17.Nd2 Be7=) 17...b6 (17...Be7 18.Rfc1+=) 18.Rfc1+= Kb8 (18...Kd7!?+=) 19.Rab1 (19.c4 dc4 20.Bc4 Nd4 21.Nd4 Rd4 22.Ba5 ba5 23.Rab1 Bb4 24.Be6 Qe5 25.Bf7 Rhd8+/-) 19...Be7 (19...Nc4 20.Bc4 dc4 21.Qc4+/-) 20.c4 Nc4 (20...dc4 21.Bc4 Nd4 22.Qa5 Nf3 23.gf3+-) 21.Bc4 dc4 22.Rc4 (22.Qc4?! Rc8+=) 22...Rc8 23.Rbc1 Kb7 24.Rc6 Qc6 25.Rc6 Rc6 26.d5! ed5 27.Nd4 Rc4 (27...Rc7 28.Nb5 Rc4 29.Qa7 Kc6 30.Be3 Kb5 31.Qb6 (31.Qe7?! d4 32.Bd2 Rhc8+-) 31...Ka4 32.Qa7 Kb3 33.Qe7+-) 28.Qd7 Ka6 (28...Rc7 29.Qd5 Kb8 30.Nc6 Rc6 31.Qc6 Rd8+-) 29.Qb5 (29.Qb5 Kb7 30.Qd5 Kb8 31.Qc4+-; 29.Qe7?! Rd4 30.Qa3 Kb7+/-) 1–0. marekt – card counter, chessworld.net, 2008.

8.Be2 Bf5 9.Bb5 Bd7 10.Bd7 (10.Be2!?=) 10...Qd7+= 11.Ba3 Qa4 12.Nc3 Qa5 13.e6 Nc6 14.ef7 Kf7 15.Nge2 Qd8 16.0-0 Nf6 17.Nf4 e6 18.Re1 Ba3 19.Ne6 Qd7 20.Ng5?? (better is 20.Ra3 Rhe8 21.Nc5 Re1 22.Qe1+=) 20...Kg6-+ 21.Ra3 Kg5 22.Nd5 Qd5 23.Rg3+= Kh6 24.Qc1 g5 25.Re5 Rhg8 26.Rgg5 Qe5 27.Rg8 Kh5 28.Qd1 Kh6 29.de5 Ng8 30.Qg4 Nge7 31.f4 Rg8 32.Qh4 Kg6 33.Qf6 Kh5 34.h3 a5 35.Kf2 h6 36.g4 Rg4 37.hg4 Kg4 38.Qh6 Kf5 39.Kf3 Nd4 40.Ke3 Nc2 41.Kd2 1–0. Simacek,P (2475) – Luch,M (2415), GMA, Olomouc CZE, 2009. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 Nc6)

8.Bd7 Qd7

9.Nf3 e6 +=.

9.c3 Nc6

10.Ba3 g6 11.Ne2 Bg7 12.Nd2 h5 13.Nf4 Ne5 (better is 13...Bh6!? 14.e6 Qc8 15.ef7 Kf7-/+) 14.de5+= Be5 15.Ne2 Nf6 16.0-0 Rc8 17.Bb2 a6 18.f4 Bb8 19.Nd4 0-0 20.Qf3 Qg4 21.Qe3 Bd6 22.f5 Qh4 23.g3?? (better is 23.h3 Ng4 24.Qd3 Bh2 25.Kh1=) 23...Qh2!-+ 24.Kh2 Ng4 25.Kh3 Ne3 26.Rf3 Ng4 27.Raf1 Ne5 28.Re3 g5 29.Kg2 Ng4 30.Re2 Nf6 31.N4f3 g4 32.Ne5 Rc7 33.Nd3 a5 34.Nf4 a4 35.Ra1? Ra8 36.Nb1? h4! 37.Ba3 Ba3 38.Ra3 h3 39.Kh2 1–0. Recoder Creus,Jordi (2095) – Menac Comas,Joan Ramon (2215), Barcelona ESP, 1st Tona Open, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Nc6 6.ab4 Nb4 7.Bb5 Bd7 8.Bd7 Qd7)

10.Ba3 g6 11.f4 Bg7 12.Nf3 Qf5 13.0-0 Qf4 14.Qb3 Qe3 15.Kh1 0-0-0 16.Nbd2 Nh6 17.Rfb1 Rd7 18.Nf1 Qd3 19.Rd1 Qc4 20.Qc2 Nb8 21.Bc5 Na6 22.Ne3 Qb5 23.Rdb1 Qc6 24.Ba7 b5 25.Qd3?? (better is 25.Bc5=) 25...Ra7-/+ 26.Rb5? (better is 26.Qb5 Qb5 27.Rb5-+) 26...Nc7 (better is 26...Nb4! 27.Qb1 Ra1 28.Qa1 Qb5 29.cb4-+) 27.Rba5? (27.Ra7 Nb5 28.Ra5+/-) 27...Ra5-+ 28.Ra5 e6 29.Rc5 ½–½. Yevlampiev,Sergey – Shabrina,Tatiana (1890), Kstovo op, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4 7.Bb5 Bd7)

10.Ba3 Nh6 11.Ne2 Qg4 12.0-0 (12.Rg1 Qd7 13.Nf4 g5 14.Nd3 b6 15.Bc1 Rg8 16.Nd2 Nf5 17.g4-/+; 12.Qb3 Qg2 13.Qb7 Qh1 14.Kd2 Rc8 15.Qc8 Nd8 16.Bd6 Qe4 17.Bc7+-) 12...Nf5 (12...b6 13.Bc1+= (13.Nd2 Nf5 14.Qa4 Rc8 15.Qb5 Nh4 16.Ng3 Qd7 17.Rfb1+=) 13...Rg8 14.Qa4 Rc8 15.c4 dc4 16.Qc4 e6 17.Qb5=; 12...Rc8 13.Ra2 b6 14.Qb3 e6 15.Bf8 Rf8 16.Na3 Nf5 17.Nb5=) 13.Nd2 (better is 13.h3!? Qe4 14.Nd2+= Qh4 15.Qb1 Qh6 16.Nf4 Ncd4 17.cd4+/-; 13.Qb3 Rb8 14.Re1 e6 15.Bf8 Rf8 16.Qb5 Kd8 17.Nd2+=) 13...Nh4-/+ 14.g3 Nf3 15.Kg2 (15.Nf3 Qf3 16.Qb3 Rb8 17.Rfe1-/+) 15...Nd2 16.Qd2 g5 (16...b6 17.Nf4-/+; 16...Qf5 17.Qb2-/+) 17.f3 (17.Rfb1+=) 17...Qf5 18.g4 (18.Rfb1 h5+=) 18...Qg6-/+ 19.Ng3 Nd8 (19...Na5 20.Qb2 b6 21.Rfb1-/+) 20.Nh5 (20.Rfb1 b6+=) 20...Qc6 (20...a6 21.Rfb1-/+) 21.Qg5+= Ne6 22.Qe3 h6 (22...Rg8 23.Qd3+=) 23.h4 (23.f4 Rg8 24.h3 Ng7 25.Ng7 Bg7+=) 23...Rg8 24.Kh3 (24.Kf2 b5=) 24...Rc8 (24...b5 25.Bb4+=) 25.Bb4 Qc4 26.Rg1 a6 27.Ba5 (better is 27.f4+=) 27...b6 (better is 27...Qc6!? 28.Rgb1 b5+=) 28.Bb6+= Qc3 (28...Ng7 29.Ng7 Bg7 30.Kh2+/-) 29.Qc3 Rc3 30.Kg3 Rg6 31.Rgb1 f5= 32.ef6 ef6 33.Bc5 Bc5 34.dc5= Nc5 35.Rc1 Rc1 36.Rc1 Nd3 37.Rc6 Nb4 38.Rb6+/- a5 39.Kf4 Kf7?? 40.Kf5+- d4 41.Rb7 (41.Rb7 Ke8 42.Kg6+-) 1–0. Nilsson,N (2185) – Drager,Mikael, 24th Politiken Cup, Copenhagen DEN, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.ab4 Nb4 7.Bb5 Bd7 8.Bd7 Qd7)

10.Ne2 e6

11.0-0 a5 12.Nd2 (12.Bf4 Nge7 13.Nd2 Nf5 14.Qb3 Be7 15.Rfb1 Ra7 16.Nf3) 12...Nge7 13.Ba3 Nf5 14.Bf8 Kf8 15.Nf4 Kg8 16.g4.

11.0-0 Nge7 12.Nd2 Ng6 13.Qb3 Be7 14.c4 a5 15.cd5 Qd5 16.Qd5.

11.0-0 Nge7 12.Qd3 Nc8 (12...a5 13.Ng3-/+) 13.h3 Nb6 14.Nd2 Be7 15.f4 (15.Nf4 Qd8+=) 15...g6 16.Ra2 (16.Ba3 Ba3 17.Ra3 0-0-/+) 16...0-0 17.g4 White prepares f5 17...Kh8 18.Nf3 (18.Ba3 Ba3 19.Ra3 Qe7-/+) 18...Nc4 19.Ng3 b5 (19...a5!?-+) 20.f5-/+ Rfb8 Black prepares the advance b4 21.fg6 fg6 (worse is 21...hg6 22.Ng5 Bg5 23.Bg5+/-) 22.Raf2 Rf8 (22...b4 23.Ng5 Bg5 24.Bg5+-) 23.Bh6= Rf7 24.h4 b4 (24...a6!?=) 25.h5+= Rg8?? (25...bc3 26.hg6 hg6 27.Qg6 N4e5 28.Ne5 Ne5+-) 26.Ng5+- Rf2 27.Rf2 Bg5 (27...N6e5 28.de5 Bc5+-) 28.Bg5 h6 (28...Nb2 29.Qf1 Qe7 (29...bc3?? 30.Rf7 Rg7 31.Rf8 Rg8 32.h6 Qg7 33.Qf6 Qf6 34.Bf6) 30.Bf6 Qf6 31.Rf6 Ne7 32.Re6 Nf5 33.Nf5 Rd8 34.Ne7 Rg8 35.Qf7 Rg7 36.Qe8 Rg8 37.Qg8) 29.hg6 hg5 (29...Nb2 30.Rb2 Rf8 31.Bh6 Kg8+-) 30.Rh2 1–0. Frink,Ferenc (2130) – Tejaswini,S (1990), Prague Open, 2015. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.a3 Nc6 5.d4 Bf5 6.ab4 Nb4 7.Bb5 Bd7 8.Bd7 Qd7)

11.0-0 Nge7 12.Ng3 g6-/+ 13.Na3 Bg7 14.Qb3 Na5 15.Qb5 Nec6 16.Bg5.

11.0-0 Nge7 12.h3 Nf5 13.g4 (13.Ng3!?-/+ Be7 14.Nf5 ef5 15.Ba3 0-0 16.Be7) 13...Nh4-+ 14.Ng3 (14.Nf4 Be7 15.Be3 0-0 16.Nd2) 14...Be7 15.Qd3 (15.Nh5 0-0-+ 16.Qd3) 15...h6 (15...0-0 16.Nd2-+ (16.Nh5-+)) 16.f4 (16.Ba3 0-0-/+) 16...g6 (16...0-0 17.Nd2-/+) 17.Ra2 h5 18.Be3 (18.Ba3 hg4 19.Be7 Qe7 20.hg4 0-0-0-/+) 18...0-0-0 (18...a5 19.Qc2-+) 19.Nd2 (19.g5 Kb8-/+) 19...hg4-+ 20.hg4 Rdg8 (20...b6 21.Rb2-+) 21.Nb3 (21.Rb2 Rg7-/+) 21...b6 (21...Kb8 22.Qe2-+) 22.Rh2 (22.Rb2 Kc7-/+) 22...f6 (22...Kb7 23.Ra2-+) 23.ef6-/+ Bf6 24.Rhf2 e5 (24...Kb8!?-/+) 25.de5+= (worse is 25.fe5 Qg4 26.Bd2 Be7-+) 25...Qg4 26.Bd4?? (26.Bb6 ab6 27.ef6+=) 26...Nf5 (better is 26...g5 27.ef6 gf4 28.Rf4 Qh3-+ (28...Qg3?! 29.Qg3 Rg3 30.Kf2 Rg2 31.Ke3 Re8 32.Kd3=)) 27.Rg2+= Ng3 28.Qg3 Qg3 29.Rg3 Bh4 30.Rg4 Ne7 31.Kg2 Nf5 32.Rh1 Be7 33.Rd1 Rh4 34.Rh4 Nh4 35.Kf1 Rf8 36.Be3 Bg5 37.Rd5 Bf4 38.Bf4 Rf4 39.Ke2 Nf5 40.Nd4 Ne7 41.Rb5 Rh4 42.Kd3 Rh3 43.Kc4 Re3 44.e6 Kc7 45.Rb1 a6 46.Ra1 b5 47.Kb3 Kb6 48.Kc2 Nd5-/+ 49.Kd2 Rc3-+ 50.e7 Rc8 51.Re1 Re8 52.Re6 Kc5 53.Nb3 Kb4 54.Nd4 Kc4 55.Nc6 Nf4?? 56.Rd6 Nd5 57.Rd8 Nf6 58.Ne5 Kb3 59.Ng6 a5 60.Kd3 a4-/+ 61.Rd6 Ng8-+ 62.Rd8 Ne7?? 63.Re8= Ng6 64.Kd4 a3 65.Kc5 a2 ½–½. Frink,Ferenc (2245) – Sondermann,J (2150), Open, Marianske Lazne CZE, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4 7.Bb5 Bd7)

11.0-0 Nge7 12.h3 h5 13.Ba3 g6 14.Qd3 Nf5 15.Bf8 Kf8 16.Nd2 Kg7 17.Nf3 Qe7 18.g3 b6 19.Kh2 Na5 20.Nf4 Nc4 21.Rg1 a5 22.g4 (22.Nd2!? Qc7 23.Nc4 Qc4 24.Qc4 dc4 25.Rgb1-/+) 22...hg4-+ 23.Rg4 Rh6 (23...Qd7 24.Nd2 Nd2 25.Qd2-+) 24.Rag1 (better 24.Nd5!? ed5 25.Qf5=+) 24...Rah8 25.Ng5 Kf8 26.Nge6 fe6 27.Ng6 Rg6! 28.Rg6 Qh4 29.Rf6 (29.Re6? Nce3 30.Rf6 Ke7 31.Rg7 Kd8 32.Rd6 Nd6 33.Qe3 Ne4-+) 29...Ke7 30.Rf5 ef5 31.Qf5 Rh7?? (better 31...Qh7 32.Qf6 Ke8 33.Qe6 Kd8 34.Qd5 Ke7+-) 32.Rg6+- Qh3 33.Qh3 Rh3 34.Kh3 a4 35.f4 a3 36.f5 a2 (36...Kf7 37.Rg2 Ne3 38.e6 Kf8 39.Rg3 Nf5 40.Rf3+-) 37.Rg1 1–0. Frink,Ferenc – Cvetkovic,Srdjan, 9th Arad Open, 2016. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.ab4 Nb4 7.Bb5 Bd7 8.Bd7 Qd7 9.c3 Nc6 10.Ne2 e6)

11.0-0 f6 12.Bf4 (12.Re1 fe5 13.de5 Bc5 14.Nd2 Nge7 15.Nf4 0-0 16.Ne4) 12...g5 13.Be3 fe5 14.de5 Ne5 15.Bg5 h6 16.Bf4.

6.Ne2 e6

7.ab4 Bb4 8.c3 Ba5 9.Na3 (9.Nd2 Nge7-/+) 9...a6 10.Nc2 Nge7 11.Ne3 Bg6 (11...0-0 12.Qd2-/+) 12.h4 (12.Qd2 0-0-/+) 12...h6 (12...0-0 13.h5 Bf5 14.Ba3-/+) 13.Ra3 (13.h5 Be4-/+) 13...b5 14.Bd2 (14.Nf4 b4 15.Ng6 Ng6-+) 14...0-0 15.Nf4 Bh7 (15...Be4 16.Qg4-/+) 16.g4 (16.Nd3 Qc7-/+) 16...Ng6-+ 17.Neg2 b4 (17...Nf4 18.Nf4 Rc8 19.g5-/+) 18.cb4 Bb4 (18...Nf4 19.Nf4 Nb4 20.Bd3 Bd3 21.Nd3 Nd3 22.Rd3-/+) 19.Bb4 Nb4 20.Qd2 (20.Nd3!? Qb6 21.Ra4-+) 20...Nf4-+ 21.Qb4 Rb8 22.Qc3 (22.Qd6 Rb1 23.Kd2 Qc8-+) 22...Rb1 23.Kd2 Ng2 24.Bg2 Rh1 25.Bh1 Qh4 26.Bf3 Qf2 27.Be2 Qf4 28.Kd1 Bg6 29.Ra6 Rb8 30.Ra1 Kh7 31.Qd2?? Qe4 32.Rc1 Rb3 0–1. Fess,Klaus – Escher,Helmut, GER–chT Seniors, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Ne2 Bf5 6.a3 e6)

7.ab4 Nb4 8.Na3 Qa5 9.Qd2 -+.

7.Ng3 Qb6 8.Nf5 ef5 9.c3 bc3 10.Nc3 Qd4 11.Qd4 Nd4 12.Rb1-/+.

7.Ng3 Nge7 8.ab4 Nb4 9.Nf5 Nf5 10.c3 Nc6 11.Qb3 Qc7 12.Na3 Be7 13.Nb5 Qd7 14.Bd3 0-0 15.Qb1 h6 16.h4 a6 17.Na3 Nh4 18.g3 Nf5 19.Rh5 g6 20.Rh6 Nh6 21.Bh6 Ba3 22.Ra3 Rfe8 23.Bg5 f5 (better is 23...Rec8!?-+) 24.ef6+= Qh7 25.Kd2 Qh5 26.f4 (better is 26.Bf4 Reb8 27.Bg6+/-) 26...Qh2 27.Be2 Qh7 (27...Qg3?? 28.Qg6 Kf8 29.Qg7) 28.Ra1 Nd8 29.Bd3 Kf7 30.Qb6 Rc8 31.Re1 Rc6 32.Qb1 Rh8 33.Qb4 Kg8?? (better is 33...Re8+/-) 34.Qe7+- Qf7 35.Qd8 Qf8 36.Qf8 Kf8 37.Bg6 a5 (37...Rc8+-) 38.f5 Rh2 39.Kd3 Rh3 40.Bf4 (40.Bf4 Kg8 41.fe6 Rd6 42.e7 Rf6 43.e8Q Rf8 44.Qe6 Kg7 45.Be5 Kh6 46.Bf7 Kg5 47.Bf4) 1–0. Krustev,Goran – Petrov,Vladimir1, BUL–ch U20 Sofia, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Ne2 e6)

7.Ng3 Bg6

8.ab4 Bb4 9.c3 Ba5 10.Bd3 Nge7 11.0-0 0-0 12.Ba3 Re8 13.f4 a6 14.f5 Nf5 15.Nf5 ef5 16.Bf5 Bf5 17.Rf5 Qd7 18.Qd3 Bb6 19.Kh1 f6! 20.Nd2 (20.ef6 Qf5 Decoy) 20...fe5-+ 21.Qh3 Rad8 22.Raf1 h6 23.de5 Ne5 (23...Re5 24.Rf8 Kh7 25.Qd3 g6 26.R1f7 Qf7 27.Rf7 Kh8 28.Qg6 Re1 29.Nf1 Rf1 30.Rf1 Bf2 31.Rf2 Ne5 32.Qh6 Kg8 33.Qg5 Kh8 34.Qe5 Kg8 35.Qg5 Kh8 36.Rf7 d4 37.Qd8) 24.Qh4 Be3 25.Nb3 Bg5 26.Qd4? (better is 26.Qg3 Nc4 27.Bc5-+) 26...Nc4 27.Rg5 hg5 (27...Na3?! 28.Rg3-+) 28.Bc1 Rf8 29.Rg1 g4 30.Bg5 Rde8 31.Nc5 Qf5 32.Bh4 Rf7 33.Bg3 (33.Rd1 Ne3 34.Rg1 Qh5-+) 33...a5 (better is 33...Re3 34.Bb8 b6 35.Na6-+) 34.Qd1 Re3 35.Bh4 b6 36.Nb3 Rc3 37.Nd4 Qe4 38.Ne2 Rd3 39.Qc2 Rd2 40.Qe4 de4 41.Nc3 e3 42.Bg5 Rc2 43.Nd5 0–1. Phan Hung,Chi – Bui Vinh, VIE–ch Can Tho, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Ne2 e6 7.Ng3 Bg6)

8.ab4 Nb4 9.Na3 Qa5 10.Bd2-/+.

8.ab4 Nb4 9.Na3 a6 10.c3 Nc6 11.h4 h6 12.h5 Bh7 13.Bd3 (13.Be2 Nge7-/+) 13...Bd3 14.Qd3 Nge7 15.0-0 Rc8 (15...b5 16.Nc2-/+) 16.Nc2 Qd7 (16...Qc7 17.Ba3-/+) 17.Ne3 Nd8 (17...g6 18.Ba3+=) 18.Ba3 Qb5 (18...Qc6 19.Bb4+=) 19.Qd2 (19.Qb5!? ab5 20.Ne2=) 19...Qc6+= 20.Rac1 (20.Bc5 b5+=) 20...Nf5 (20...b5 21.Qd1-/+) 21.Bf8+= (worse is 21.Nef5 Ba3 22.Qa2 Bc1 23.Nd6 Kd7 24.Nc8 Bg5-/+ (24...Qc8?! 25.Rc1 Ke8 26.c4=; 24...Qc3?! 25.Ne2 Qb2 26.Qa4 Nc6 27.Nd6-/+)) 21...Ng3 22.fg3 Kf8 (22...Rf8 23.c4 dc4 24.Nc4 Qc4 25.Rc4 Rc4 26.Qd3+=) 23.c4= dc4 24.Nc4 Qc4 (24...Qe8 25.Nd6 Rc1 26.Rc1+/- (26.Qc1?! Qd7=)) 25.Rc4+= Rc4 26.d5 Rc7 (26...Ke8 27.Rd1 Rc7 28.d6+=) 27.Qb4 Ke8 28.Qb6 (better is 28.d6 Rd7 29.Rc1+/-) 28...Kd7?? (better is 28...Rd7 29.d6 Rf8=) 29.d6+- Rc3 30.Rf7!! Nf7 31.Qb7 Kd8 32.Qe7 Kc8 33.Qe6 (33.Qe6 Kb8 34.Qf7+-) 1–0. Levi,Eddy (2235) – Hirschhorn,Jeremy, AUS–ch Sydney, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Ne2 e6)

8.ab4 Nb4 9.Bb5 Nc6 10.0-0 a6 11.Bc6 bc6 12.Qe2 Qb6 13.Nc3 Bb4 14.Bd2 Qd4 15.Ra6 Rb8 16.Nb1 Bd2 17.Qd2 Qd2 18.Nd2 Ne7 19.Ra7 Bc2 20.Rc1 Bd3 21.Nb3 Ng6 22.Nc5 Bb5 (22...Ne5?! 23.f4+=) 23.Nh5 0-0 (23...Ne5 24.Ne6 Nf3 25.gf3 fe6 26.Ng7 Kd8 27.Ne6 Ke8 28.Re1 Rg8 29.Kh1+-) 24.f4 Ra8 25.Rca1 Ra7 26.Ra7 Be2 27.Ng7 Nf4 (27...Kg7?! 28.Ne6 Kg8 29.Nf8 Nf8 30.Kf2-/+) 28.g3 (28.Kf2-+) 28...Ng6 (28...Kg7?! 29.gf4 Kg6 30.Kf2-+) 29.Kf2 Bg4 (29...Kg7?! 30.Ne6 Kg8 31.Nf8 Kf8 32.Ke2 Ne5 33.Ra8 Kg7 34.Re8=) 30.h3 Bh3 31.Nh5 Ne5 32.Nf6 Kg7 33.Nh5 (33.Ncd7 Nd7 34.Nd7 Rc8-+) 33...Kh6 34.Nf4 Bf5 35.Ke3 Nc4 36.Kf2 e5 37.Ne2 Nd6 0–1. Levi,Eddy (2235) – Goldenberg,Igor (2355), Australian Masters–A, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Ne2 e6 7.Ng3 Bg6)

8.ab4 Nb4 9.Bb5+= Nc6 10.c3 Nge7 11.h4 (11.0-0 a6 12.Be2 Nf5-/+) 11...Qb6 (11...a6 12.h5 ab5 13.Ra8 Qa8 14.hg6 Ng6 15.f4-+) 12.Qa4 Nf5 13.Nf5 (13.Ne2 h6-/+) 13...Bf5 (13...ef5? 14.h5+-) 14.Na3 (14.Nd2 a6-/+) 14...Be7 (14...Rc8 15.Be2 Qa5 16.Qa5 Na5 17.Nb5-+) 15.Be2 (15.Bg5 f6 16.ef6 gf6-/+) 15...h6 (15...Qd8 16.h5 h6 17.g4-/+) 16.Nb5 0-0 17.g4 (17.Ba3 Ba3 18.Qa3 f6 19.ef6 Rf6-/+) 17...Be4 18.Rh3 (18.f3 Bg6-/+) 18...a6 19.Nd6 Bd6 20.ed6 e5 (20...Qd8 21.g5 hg5 22.hg5-/+) 21.de5 Ne5 22.Ba3 (22.Qa5 Qd6 23.Ba3 Qe6 24.Bf8 Bf3-+ (24...Kf8?! 25.Re3+=)) 22...Rfe8-+ 23.Kf1 (23.Re3 Qd8-+) 23...Ng6 24.Qd4 Qd4 25.cd4 Bg2! 26.Kg2 Nf4 (worse is 26...Re2 27.Rc3 Rd8 28.h5 Nf4 29.Kf3-/+) 27.Kf3 (27.Kf1 Nh3 (27...Re2?! 28.Rc3 Rd8 29.Rc7+=; 27...Ne2?! 28.d7 Re6 29.Rb3=) 28.Bf3 Nf4-+) 27...Ne2 (27...Nh3 28.d7 Re2 29.Ke2-/+) 28.Bc5-/+ Re4 29.Rhh1 Nd4 (better is 29...Rd8!? 30.Rhd1 Nc3-+) 30.Bd4+= Rd4 31.Rhd1 Rd1 32.Rd1 Kf8 33.Kf4 Ke8 34.Ke5 Kd7 35.Kd5 f6 36.f4 b6 37.Re1+= Re8 38.Rb1 b5= 39.Rc1 Rc8 40.Re1 Re8 41.Rc1 ½–½. Neubauer,Martin – Nisipeanu,Liviu Dieter, Stockerau op–J, 1991. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Ne2 e6 7.Ng3 Bg6)

8.Bd3 Qh4 9.Bb5 f6-/+.

8.h4 Qa5!? -+.

8.h4 f6 9.h5-/+ Bf7 10.f4 (10.ef6 Qf6 11.Bb5 e5-/+) 10...Qc7 (10...Qa5 11.Qd2-/+) 11.Bb5 (11.ab4 Bb4 12.Bd2 Be7-/+ (12...Nd4?! 13.c3=)) 11...a6 (11...Qa5 12.Bc6 bc6 13.Bb2-/+) 12.ab4 Bb4 13.c3 (13.Bd2 Be7-/+) 13...Be7 14.Nf1 (14.Bd3 Nh6-/+) 14...Nh6 15.Ne3 (15.g4 f5 16.g5 Ng8-/+) 15...Kd7 (15...0-0!? 16.Bd3 f5-/+) 16.Bd3+= b5 17.Bd2 Na5 (17...f5 18.Bc1+=) 18.Na3 (18.g4 Nc4-/+) 18...Nc4 (18...f5 19.Ra2+=) 19.Nac4+= bc4 20.Bc2 f5 21.g4 g6?? (better is 21...fg4 22.Ng4 Nf5+=) 22.hg6+- (22.hg6 hg6 23.g5+-) 1–0. Stock,Ulrich – Ropcke,Hans, Schleswig Holstein–ch, 1988. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Ne2 e6 7.Ng3 Bg6)

8.h4 h6 9.h5 Bh7 10.Bd3 Bd3 11.Qd3 Qb6 12.Rh4 (12.Ne2 Rc8+=) 12...Nge7 (12...Rc8 13.Bd2-/+) 13.Bd2 (13.Kf1 Rc8 14.Nd2 g6+=) 13...a5 (13...g5!? 14.Rg4 Nf5-/+) 14.ab4 Nb4 15.Bb4 Qb4 16.Nc3 Rc8 (better is 16...Nc6 17.Rb1 Qe7-/+) 17.Kd2? (17.Nge2!?=) 17...Rc4 (better is 17...Nc6!? 18.Ra4 Qe7-/+) 18.Nge2-/+ Nc6 19.Ra4 Qe7 20.Rh1 (20.Rc4 dc4 21.Qg3 Qd7-/+) 20...Ra4 21.Na4 Qb4 (21...Na7 22.Rb1 Qc7 23.Ke3+=) 22.Nac3+= Qc4 23.Nb5 (23.Qc4!? dc4 24.Nb5=) 23...Bb4 24.c3 Qd3 25.Kd3 Be7 26.Rb1 (26.f4 Kd7 27.f5 a4-/+ (27...ef5?! 28.Nf4=)) 26...Kd7-/+ 27.Kc2 Ra8 28.Kb3 a4 29.Ka2 Na5 30.Na3 Kc6 31.Nc1 Nc4 32.Nc4 dc4 33.Kb2 (better is 33.Ne2!?-/+) 33...Ra5-+ 34.Kc2 Rb5 35.Rb5 Kb5 36.Na2 f6 37.f4 Kc6-+ 38.Kd2 Kd5 39.Ke3 Ba3 40.g4 b5 41.ef6-/+ gf6 42.g5 fg5 43.fg5 e5 44.de5?? Ke5 45.gh6= Bc5 46.Kf3 Kf6 47.Ke4= Bf8 48.h7 Kg7 49.h8Q Kh8 50.Kd5 Kg7 51.Kc6 b4 52.cb4 Kh6? 53.Kb5 a3= 54.Kc4 Kh5 55.b5 Bh6 56.Kb3 Bf8 57.b6 Kg5 58.Nc3 Bg7 59.Ne4 Kf4 60.Nc5 Kf5 61.Ka3 Bf8?? 62.Kb4 Ke5 63.b7 Bd6 64.Kc4 Bb8 65.Kb5 Kd6 66.Na6 Ba7 67.Nb4 Kc7 68.Ka6 Bb8 69.Nd5 Kc6 70.Ne7 Kc7 71.Nf5 Kc6 72.Nd4 Kc7 73.Nb3 Kc6 74.Na5 Kc5 ½–½. Langer,Christian – Schaffarczyk,Andre (2115), OWL–ch Liege Lemgo, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Ne2 e6 7.Ng3 Bg6)

6.Be3 e6

7.Bd3 Bd3 8.Qd3 Qa5 9.Ne2 ba3 A) 10.Qd2 Qd2 (10...Qa6 11.0-0 Rc8 12.Qd1 b5 13.c3 a2 14.Nd2 Qa3 15.Qc2 Nb4-/+; 10...a2 11.Nbc3 Bb4 12.Qd3 Rc8 13.Bd2 Bc3 14.Bc3 Qa4 15.Nc1 Nb4-/+) 11.Bd2 f6 12.ef6 gf6 13.Na3 e5 14.Be3 Ba3 15.Ra3 Nge7-+; B) 10.Nd2 Bb4 (10...Rc8 11.0-0 Nb4 12.Ra3 Nd3 13.Ra5 Rc2 14.Ra7 Bb4 15.Rb7 Ne7=; 10...Nb4 11.Qc3 Qa4 12.Nb3 Qb5 13.Kd1 Be7 14.Bc1 a2 15.Bd2 Qc6-/+; 10...Rb8 11.0-0 b5 12.Rfb1 Be7 13.Rb3 Qb6 14.Ng3 h5 15.Ne2 a6-/+) 11.0-0 Rc8 12.c3 Be7 13.Rfb1 Rc7 14.Nf4 Qa4 15.Nh5 g6-/+; C) 10.Bd2 Nb4 11.Qb3 a2 12.Kd1 ab1B 13.Rb1 b6 14.Nf4 Kd7 15.Nd3 Qa2-/+.

7.Bd3 Bd3 8.Qd3 Qa5 9.Ne2 b5 10.0-0 (10.Bd2 Nge7 (10...Qa4 11.0-0 ba3 12.Nbc3 Qc4 13.Nb5 Qd3 14.cd3 Kd7 15.Rfb1 a5+=; 10...Rc8 11.Qb3 Qb6 12.Qd3 ba3 13.Na3 b4 14.Nb5 Rb8 15.Nd6 Bd6-/+; 10...a6 11.Qb3 Qb6 12.Qb2 ba3 13.Na3 Qc7 14.0-0 Ra7 15.Qb3 Nge7-/+) 11.Ra2 Nf5 12.Rb2 Qb6 13.ab4 Nfd4 14.Na3 a5 15.ba5 Ra5-+; 10.Qb3 Rc8 (10...Nge7 11.0-0 Nf5 12.c3 Rc8 13.Rc1 Ne3 14.fe3 bc3 15.Nbc3 a6-/+; 10...Be7 11.0-0 ba3 12.Na3 b4 13.c4 Rb8 14.Bd2 Qa6 15.Nb5 Qb7-/+; 10...ba3 11.c3 b4 12.Na3 Qa6 13.Nc2 Qc4 14.Qc4 dc4 15.Nb4 Bb4+=) 11.Bd2 Qb6 12.Qd3 ba3 13.Na3 b4 14.Nb5 Rb8 15.Nd6 Bd6-/+) 10...Qa4 (10...Rc8 11.Nf4 Nh6 12.Bc1 Qa4 13.Bb2 ba3 14.Na3 Ba3 15.Ra3 Qc4-/+; 10...Be7 11.Nf4 Nh6 12.Kh1 Rc8 13.Kg1 0-0 14.Rd1 a6 15.Rc1 Rfd8-+; 10...a6 11.Qb3 Rc8 12.Bd2 Be7 13.Ra2 Qa4 14.Qa4 ba4 15.ab4 Nb4+=; 10...Rb8 11.Nc1 Qc7 12.Ne2 Nge7 13.c3 ba3 14.Na3 a6 15.Nc2 Ra8-/+) 11.h3 (11.Nd2 a6 12.ab4 Nb4 13.Qb3 Qb3 14.cb3 Nc2 15.Ra2 Ne3-/+) 11...a6 (11...Rc8 12.Rc1 a5 13.Qb3 Qb3 14.cb3 a4 15.ba4 b3-/+) 12.f4 (12.Rc1 Rc8 13.Qb3 Qb3 14.cb3 ba3 15.Na3 Nge7-/+) 12...ba3 (12...Rc8 13.f5 ba3 14.fe6 fe6 15.Nf4 Nb4-/+) 13.c3 (13.Na3 Ba3 14.Ra3 Qc4 15.Qd1 Nge7-/+) 13...Qc4 (13...Nh6 14.Ng3 Qb3 15.Rd1 a2-+) 14.Qd1 (14.Qc4 dc4 15.Na3 Ba3-/+) 14...Na5 (14...Nh6 15.g4 a2-+) 15.f5 ef5 16.Nf4 a2 17.Nd2 Qc6 18.Qf3 Ne7 19.Ra2 Nc4 20.Nc4 dc4?? (better is 20...Qc4 21.Ra3 a5-+) 21.d5= Qb7 22.Rfa1 Ng6 23.Ng6 hg6 (worse is 23...fg6 24.d6 Qf3 25.gf3+=) 24.d6 Qf3 25.gf3 f6 26.Ra6 Ra6 27.Ra6 fe5?? (better is 27...Kd7 28.f4 Rh3+=) 28.Ra7+/- (28.Ra7 Bd6 29.Ra8 Kd7 30.Rh8+-) 1–0. Frink,Ferenc – Dvorak,Li (2090), Tatry Open Tatranske Zruby CZE, 2010. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Be3 e6)

7.Bd3 Bd3 8.Qd3 Qa5 9.Ne2 Nge7 10.f4 h5 11.Nd2 Nf5 12.0-0 ba3 13.c3 Rc8 14.Ng3? (14.Ra2 Be7-+) 14...Nce7 (better is 14...Ne5!? 15.fe5 Rc3 16.Qb1 Ne3 17.Rc1-+) 15.Rfc1 (15.Ne2 Ne3 16.Qe3 Qa6-+) 15...h4 (15...Ng3!? 16.hg3 Nf5 17.Bf2-+) 16.Nf5 Nf5 (16...ef5?! 17.c4 Nc6 18.c5=) 17.c4 Qa6 (17...Ne3?! 18.Qe3 Bb4 19.Nb3-/+) 18.Bf2 Bb4 19.g4? (19.Rc2-+) 19...hg3! 20.hg3 (20.Bg3 Nd4 Combination; 20.hg3 Nh6 Combination) 20...Kd7 21.Rab1 Bd2 22.Qd2 a2 23.Ra1 Rc4 24.Rc4 Qc4 25.Ra2? (25.Qb2 Qc6-+) 25...Rc8 (better is 25...Qb3 26.Kg2 Qb1-+) 26.Ra7 Qc1 27.Qc1 Rc1 28.Kg2 Rb1 29.g4 Ne7 30.Bh4 Nc6 31.Ra8 Nd4 32.Rg8 (better is 32.Rd8!? Kc6 33.Rc8 Kb5 34.Rc7 Rb2 35.Bf2-/+) 32...Rb2-+ 33.Bf2 Ke7 34.Rc8 g5!-+ 35.fg5 Nc6 36.Rc7 Kf8 37.Kf1 Ne5 38.Bd4 Rb1 39.Kg2 Nc6 40.Bf6 Ke8 41.Rc8 Kd7 42.Rf8 d4 43.Rf7+= Ke8 44.g6 d3 45.Rh7?? d2-+ 46.g7 Rg1!! 47.Kh3 Rg4 48.Rh8 Kd7 (48...Kd7 49.Kg4 d1Q 50.Kg5 Qg1 51.Kh6 Qe3 52.Kg6 Qd3 53.Kf7 Qf5-+) 0–1. Macicek,Jan1 (2005) – Olsar,Robin (2055), CZE–chT2f, 2006. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Be3 e6)

7.Bd3 Bd3 8.Qd3 Nge7 9.Nf3 -+.

7.Nf3 Qa5 8.Qd2 ba3 9.Qa5 Na5 10.Na3 Ba3 11.Ra3 Nc4 12.Bc4 dc4 13.c3 Ne7 14.Kd2 0-0 15.h3 Rfc8 16.g4 Be4 1–0. Sanchez Carazo,Gabriel – Hernandez Velasco,Jesus, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

7.Bd3 Nge7

8.ab4 Nb4 9.Bf5 Nf5 (9...ef5?! 10.Ne2+=) 10.c3 Nc6 11.Bf4 (11.Nf3 Be7-+) 11...Be7 (11...Nh4 12.Kf1-+) 12.Nf3 (12.Ne2 0-0-+) 12...0-0 (12...g5 13.Be3-+) 13.Nbd2 Na5 (13...h5!? 14.h3 h4 15.0-0-/+) 14.0-0 (14.g4 Nh6+=) 14...Qc7 (14...h5 15.h3-/+) 15.Qa4 (15.g4 Nh6 16.Bh6 gh6-/+) 15...b6-/+ 16.Rfc1 Rfc8 17.h3 (17.g4 Nh4-/+) 17...Nc4 (17...h6 18.Ra2-/+) 18.Nc4 Qc4 19.Qc4 Rc4 20.Nd2 (20.Ra6 Rc7-/+) 20...Rc6 (20...Rc7 21.Nf3-/+) 21.g4-/+ Nh4 22.Ra6 Ng6 (22...Rc7 23.Rb1-/+) 23.Be3 Kf8 (23...f6 24.ef6 gf6 25.Nf3-/+) 24.Rca1 (24.Nf3 Rc7+=) 24...Rc3-/+ 25.Rb6 (25.Ra7 Rb8-/+) 25...a5 26.Nb1 (26.Nf3 Nh4 27.Nh4 Bh4-/+) 26...Rd3 27.Nd2 a4-+ 28.Kf1 Ke8 29.Ke2 Rc3 30.Nb1 Rc4 31.Na3 Ba3-+ 32.Ra3 Ne7 33.Kd3 Nc6 34.h4 Nb4 (34...Nb4 35.Ke2 Nc2-+) 0–1. giveaway (2400) – maaac (2400), net–chess.com, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Be3 e6 6.a3 Nc6)

8.Ne2 Bd3 9.Qd3 Nf5 10.0-0 Qc7 11.f4 h5 12.g3 Be7 13.Kg2 a6 14.c3 ba3 15.Na3 Ba3 16.Ra3 Na5 17.Bf2 Nc4 18.Raa1 Rc8 19.h3 g6 20.Rh1 a5 21.g4 Ne7 22.Bh4 b5 23.Bf6 Rg8 24.Rhb1 Rb8 25.Nc1 a4 26.Na2 Nc6 27.Nb4 Nb4 28.Rb4 Kd7 29.Kf2 hg4 30.hg4 a3 31.f5 gf5 32.gf5 Kc6 33.Qh3 Qd7 34.fe6 Qe6 35.Qe6 fe6 36.Rb3 Ra8 37.Ra2 Rg4 38.Be7 Rf4 39.Kg3? (39.Ke1-+) 39...Rf5 40.Rb1 (40.Rba3 Na3 41.Ra3 Rg8 42.Kh4-+) 40...Rg8 41.Kh4 Rf7 (41...Rf7 42.Bg5 Rh7 43.Kg4 Rhg7-+) 0–1. Macicek,Jakub (2060) – Uricar,Jakub (2030), CZE–ch U16 Zlate Hory, 2006. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

8.Ne2 Bd3 9.Qd3 Nf5 10.0-0 Rc8 11.ab4 Bb4 12.c3 Ba5 13.Nd2 0-0 14.g4 Ne3 15.fe3 f6 16.Nf4 fe5 17.Ne6 Rf1 18.Rf1 Qe7 19.Nc5 Re8 20.Rf3? (20.Ncb3!? Bb6-+) 20...Bb6 21.Qb5 Bc5 22.dc5 Rd8 23.e4 Qd7 24.ed5 Nd4 25.Qd7 Nf3 (25...Rd7? 26.cd4 Rd5 27.Nb3 ed4 28.Rd3+-) 26.Nf3 Rd7 27.d6 e4 28.Ne5 Rd8 29.Kf2 a5 30.Ke3 a4 31.Nc4 Re8 32.Na3 Kf7 33.h4 h6 34.c4 Kf6 35.Nb5 Ke5 36.Nc7 (36.Kd2-+) 36...a3 37.Ne8 a2 38.d7 (38.Kf2 a1Q 39.d7 Qd4 40.Kf1 e3-+) 38...a1Q 39.d8Q Qe1 0–1. Frink,Ferenc (2235) – Lagowski,Patryk (2385), Balatonlelle op, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Be3 e6)

8.Ne2 Bd3 9.Qd3 Nf5 10.0-0 Be7 11.Nd2 0-0 12.f4 (12.ab4 Nb4 13.Qb3 Qc7-/+) 12...h5 (12...ba3 13.Rfc1-+) 13.Rf3 g6 (13...ba3 14.Ng3 Ne3 15.Qe3-+) 14.Rh3 ba3 15.c3 b5 16.Qb5 Qb6 17.Qd3 Rab8 18.Qc2 Qb2 19.Qd1 a2 20.c4?? (20.Bf2!?-/+) 20...Ncd4 (20...Nb4 21.cd5 Nc2 (21...Nd5?! 22.Bf2-+) 22.Ra2 Qa2-+ (22...Nce3?! 23.Rb2 Nd1 24.Rb8 Rb8 25.d6-+; 22...Nfe3 23.Rb2 Nd1 24.Rc2+/-)) 21.Nd4?? (better is 21.Bd4 Nd4 22.Nc3-+) 21...Ne3 (21...Nd4?! 22.cd5 Nc2 23.Ra2 Qa2 24.d6-+) 22.Re3 Qd4 23.Qe1 Bc5 24.Nf1 (24.Ra2 Qe3 25.Qe3 Be3 26.Kf1 Bf4 27.cd5 Be5-+) 24...Rb3 (better is 24...Qa1! 25.Qa1 Be3 26.Ne3 Rb1 27.Kf2 Ra1 28.cd5-+) 25.Kf2 Qf4 (25...Qf4 26.Kg1 Rfb8-+) 0–1. Macicek,Jakub (2050) – Pecinka,Martin (1740), CZE–ch U16 Zlate Hory, 2006. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Be3 e6)

8.Bf5 ef5?! 9.ab4 Nb4 10.Nf3 +=.

8.Bf5 Nf5 9.ab4 Bb4 10.c3 Ba5 11.Ne2 0-0 12.0-0 f6 13.ef6 Ne3 (13...Rf6?! 14.Bg5=) 14.fe3 Rf6 15.Nd2 Bb6 16.Rf6 Qf6 17.Nf4 Rf8 18.Nf3 Bc7 19.Nd3 Qh6 20.Qe2 g5 21.h3 Qg6 22.Nc5 b6 23.Nd7 Rd8 24.Qb5 Rd7 25.Qc6 Rf7 26.Rf1 h5 27.g4 (27.Ng5 Bh2 28.Kh2 Rf1 29.Ne6-/+) 27...hg4-/+ 28.hg4 Kg7 29.Qe8 Rf6 30.Qe7 Rf7 31.Qg5 Qg5 32.Ng5 Rf1 33.Kf1 Kg6?? (33...Kf6 34.Nh3-/+) 34.Nf3?? (better is 34.Ne6 Bb8 35.Nf4 Kg5 36.Nd5+-) 34...e5 (34...a5 35.Ke2+=) 35.Ke2 (better is 35.de5!? a5 36.Ke2+=) 35...e4-/+ 36.Nh4 Kg5 37.Nf5 Bd8 38.Ng7 Kf6 39.Nh5 Ke6 40.Ng7 Kf7 41.Nf5 Bc7 42.g5 b5 43.g6 Kg6 44.Ne7 Kf7 45.Nd5 Bd6 46.c4 bc4 47.Nc3 a5 48.Ne4 Bb4 49.Nd2 Bd2 50.Kd2 a4 51.Kc3 a3 52.e4 Ke6 53.Kc2 Kd6 54.Kc3 Kc6 55.Kc2 Kb6 56.e5 Kc6 57.e6 Kd6 ½–½. Frink,Ferenc (2255) – Rozsnyai,Tibor (2145), HUN–chT2 Erkel, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Be3 e6)

6.Nf3 e6

7.Bd2 Qb6 8.Be3 (8.ab4!? Bb4 9.c3-/+) 8...ba3-+ 9.Na3?? (9.c4 Qb2 10.Nbd2-+) 9...Ba3 10.Ra3 (10.Bd3 Bb4 11.Kf1 Nge7-+) 10…Qb4 (10...Qb4 11.Bd2 Qa3-+) 0–1. TomOne – blindfaithcream, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 e6 6.a3 Nc6)

7.Bd3 ba3 8.Bf5 ef5 9.0-0 Qa5 10.Na3 b5 11.Bb2 Qb6 12.Nb1 a5 13.Nc3 Nge7 14.Nd2 Ng6?? (better is 14...Nd4 15.Nf3 Nf3 16.Qf3 Qc5-/+) 15.Nd5+= Qb7 16.Ne3 Bb4 17.c3 Be7 18.Nf5 Rd8? (better is 18...0-0+/-) 19.Ng7+- Kd7 20.Nf5 Ke8 21.Ng7?? (21.Qf3 Nh4 22.Nh4 Bh4+-) 21...Kd7 22.Re1 Rhg8 23.c4 (23.e6 Kc8 24.Nf5 Nf4+-) 23...bc4? (better is 23...Rg7 24.e6! fe6+/-) 24.d5 Nce5? (24...Qb2 25.Nc4 Qb4 26.Qg4 Kc7 27.d6 Bd6 28.ed6 Rd6 29.Ne8 Re8 30.Re8 f5+-) 25.Be5 (25.Be5 Ne5 26.Re5 Rg7 27.Qa4 Kc8 28.Qc4 Kd7 29.Qa4 Kc8 30.Qa5+-; worse is 25.Re5 Ne5 26.Be5 Qd5 27.Ra5 Bc5+-) 1–0. Sanchez Carazo,Gabriel – Sobrino Garcia,Roberto, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Nf3 e6)

7.Bd3 Bd3 8.Qd3 ba3 9.Na3 (9.Ba3 Qa5 10.Qd2 Ba3 11.Na3 Qd2 12.Kd2 Kd7+=) 9...Bb4 (9...a6 10.c3-/+) 10.c3 Ba5 (10...Be7 11.Nc2+=) 11.0-0 (11.Nb5 Bc7 12.Ng5 h6 13.Nc7 Qc7-/+) 11...h6 (11...a6!?-/+) 12.Nb5 Bc7 13.Ba3 a6 14.Nd6 Bd6 15.Bd6 Nge7 16.Rfb1 Qd7 (16...b5 17.Ne1+=) 17.c4 dc4 18.Qc4 b5?? (better is 18...0-0-/+) 19.Rb5+= Rc8 (19...0-0 20.Rc5+=) 20.Ra6 (better is 20.Rc5+/-) 20...Na7? (20...Nd4 21.Rc5 Ndc6 22.Nd4 Nd4 23.Ra7 (23.Qd4?! 0-0=) 23...Rc5 24.Qc5 Qa7 25.Qa7+-) 21.Rb8?? 0-0+= 22.Rc8 Rc8 23.Bc5 Qb7 24.Qa2 Nac6 25.Nd2?? Nd5 26.g3?? Ndb4 27.Rb6?? Qb6 28.Bb6 Na2 29.Kg2 Nc3 30.f4 Nd5 31.Bc5 Nd4! 32.Ne4 Nb3 33.Ba3 Rc2 34.Kf3 Nd4 35.Kg4 Ne3 (35...Ne3 36.Kh3 Nf3 37.Nf6 gf6 38.g4 Ng1 39.Kg3 Nf1 40.Kh4 Rh2) 0–1. Jakob,Daniel – Masfelder,David, Heimbach Weis op (2), 2002. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.Nf3 Bf5 6.d4 e6)

7.Bd3 Bd3 8.Qd3 Qa5 9.Qb3-/+.

7.Bd3 Bd3 8.Qd3 a6 9.0-0 Nge7 10.Bg5 (10.ab4!? Nb4 11.Qb3=) 10...h6-/+ 11.Be3 Nf5 12.Nfd2 Be7 13.ab4 Nb4 14.Qb3 Qc7 15.Na3 Rc8 16.c4 dc4 17.Ndc4 b5 18.Nd2 0-0 19.Ne4 Nd5 20.Rfc1 (20.Rfe1 Rfd8-+) 20...Qb7 21.Nd2? (21.Nc5 Bc5 22.Rc5 Nd4 23.Bd4 Nf4-+) 21...Rc1 (21...Nd4 22.Qd3 Rc1 23.Rc1 Ba3 24.Rd1-+) 22.Rc1 Rc8 (22...Nd4 23.Qd3 Ba3 24.Rb1-+) 23.Rc2 (better is 23.Rc8 Qc8 24.Nc2-+) 23...Ba3 (23...Nde3 24.fe3 Ba3 25.Rc8 Qc8 26.Qa3-+) 24.Rc8 Qc8 25.Qa3 Qc2 26.Nf1 b4 27.Qa1 (27.Qa5 Nc3 28.g3 Ne2 29.Kg2 Qe4 30.f3 Ne3 31.Ne3 Qe3 32.Qb4-+) 27...Nde3 28.Ne3 (28.Qa6 b3 29.fe3 b2-+) 28...Ne3 29.fe3 b3 30.Qa4 Qc1 31.Kf2 b2 32.Qe8 Kh7 33.Qf7 b1Q 34.Qe6 Qe1 35.Kf3 Qbd1 36.Kf4 Qh4 37.g4 Qh2 38.Ke4 Qg2 (38...Qg2 39.Kf4 Qdf3) 0–1. Momchev,Momchil (1815) – Dyulgerov,Volen (1645), Blagoevgrad BUL, 1st Open, 2013. (=1.e4 c5 2.b4 cb4+= 3.Nf3 d5 4.e5 Bf5 5.d4 e6 6.a3 Nc6)

7.Bd3 Bd3 8.Qd3 Qd7 9.0-0 Nge7 10.Bd2 ba3 11.Na3 (worse is 11.Ra3 Nf5 12.Rb3 h5-/+) 11...h5 12.Nh4 Nc8 13.c3?? (13.Nf3 Nb6+=) 13...Be7?? (better is 13...Ba3 14.Ra3 Qe7-+) 14.Qg3+= g6 15.Nb5 a6 16.Bf4 Nb6 17.Nd6 Bd6 18.ed6 Nc4 19.Nf3 0-0-0 20.Ne5 N4e5 21.de5 f6 22.ef6 e5 23.Be5 Ne5 24.Qe5 Qd6 25.Qd4 Rhf8 26.c4 dc4 27.Qc4 Kb8 28.f7 Rd7 29.Rae1 Rdf7 30.Re6 Qc7 31.Qe2 Rf6 32.Re7 Qb6 33.h3 Ka7 34.Re3 Rd8 35.Qc2 Rc6 36.Qa2 Rcd6 37.Rb3 Qc7 38.Qe2 Ka8 39.Ra1 Rb6 40.Re3 Rbd6 41.Re1 Qc6 42.Rg3 Ka7 43.Qe3 Qb6 44.Qf3 Rf6 45.Qe2 Rdf8 46.Rf1 R8f7 47.Re3 Rf8 48.Qd2 Rd6 49.Qe2 Rdf6 50.Qd2 Rf5 51.Qe2 R5f6 (51...Qb5!?+=) 52.Qd2= Rd6 ½–½. Okus,M (1995) – Yetkin,A (1880), 23rd Troya Open, 2015. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Nf3 e6)

7.Bd3 Nge7 8.0-0 Bd3 9.Qd3 Nf5 10.g4 Nh4 11.Nbd2 Be7 (11...Nf3 12.Nf3 Qc7 13.Qb3-/+) 12.Kh1? (12.Nh4!? Bh4 13.ab4=+) 12...0-0 (12...h5 13.Nh4 Bh4 14.gh5 Rh5 15.ab4 Nb4 16.Qb5 Nc6 17.Qb7 Nd4 18.Ra7 Ra7 19.Qa7-/+) 13.Nh4-/+ Bh4 14.f4 (14.ab4 Nb4 15.Qb3 a5-/+) 14...f6 15.Nf3 fe5 16.Ne5 Ne5 17.de5 Rc8 (17...Be7!?-/+) 18.ab4=+ Rc4 (18...a6 19.f5=+) 19.Rf3 (19.Ra7 Qc7= (worse 19...Rb4 20.Ba3 Rbf4 21.Bf8 Qf8 22.Rfa1+-)) 19...Be7 (19...a6 20.Rh3 g6 21.Bd2=+) 20.Rh3 g6 21.Ra7 (21.Rh6 Re4 22.Bd2 Qb6=+) 21...Qb6-/+ 22.Ra3 (22.Be3 Qb4 23.Rg3 Bc5 24.Bc5 Qc5 25.Rb7 Rcf4-/+) 22...Re4 (22...Bb4!? 23.Rb3 Qc6-/+) 23.Be3 Qb4 24.Ra1 Bc5 25.f5 (25.Bd2 Qb2 26.Rc1 Ra4-/+) 25...Be3-/+ (25...gf5 26.Bc5 Qc5 27.gf5 ef5 28.Rg1 Kf7 29.Rh7 Ke6 30.Rg6 Ke5 31.Qg3 Kd4 32.Rc7 Qc7 33.Qc7 Re1 34.Rg1 Rg1 35.Kg1 Rg8 36.Kf2+-) 26.fg6? (26.Re3 Re3 27.Qe3 gf5 28.gf5 Rf5 29.Rg1 Kf7-/+) 26...hg6?? (better 26...Qb2 27.gh7 Kh8-+) 27.Re3-/+ Rg4 28.Rg3 (28.h3 Rg5 29.Ree1 Rf2-+) 28...Rg3 29.Qg3 Qe4 30.Qg2 Qe5?? (better 30...Rf3-+) 31.Qf3?? (better 31.Qg6 Qg7 32.Qe6 Kh7 33.Rg1+-) 31...Qe4 (31...Rf3 32.c3 Rf2 33.Ra8 Kf7 34.Rf8 Kf8 35.h4 Qe1) 32.Qg2? (better 32.Qe4 de4 33.Re1-+) 32...Qg2 33.Kg2 ½–½. Kelder,Hendrek – Porrasmaa,T (2030), 16th Puhajarve Rapid, 2015. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5 6.Nf3 e6)

7.Bd3 Nge7 8.ab4 Nb4 9.Bf5 Nf5 10.c3 Nc6 11.Ba3 Ba3 12.Na3 0-0 13.0-0 Qa5 (13...a6 14.Qd3-/+) 14.Qd3 a6 15.g4 (15.Nc2 Qc7-/+) 15...Nfe7 16.Ng5 Ng6 17.h4 (17.f4 h6 18.Nc2 Qd8 19.Ne6 Nge5 20.Nd8 Nd3 21.Nb7 Rfb8=) 17...h6 (17...Rfc8 18.Rfb1 Nce5 19.de5 Rc3 20.Nb5 Rd3 21.Ra5 Ne5 22.Nc7-+) 18.Nf3 (18.h5 hg5 19.hg6 Qc7-/+) 18...Qd8 (18...b5 19.h5 Nge7 20.Nc2-/+) 19.h5 (19.g5 h5-/+) 19...Nf4 20.Qe3 g5 21.hg6 fg6 22.Kh2 Kh7 (22...b5 23.Rh1-+) 23.Kg3 (23.g5 Rf5-/+) 23...Rc8 24.Rh1 (24.Kh2 Kg7-+) 24...Kg7 25.Nc2 (25.Kh2 Na5-+) 25...Na5 (better 25...Na7 26.c4 Rc4-+) 26.Rh2?? (better 26.Kh2-+) 26...Rc3!! 27.Qd2 (27.Qc3 Ne2 Double attack (27...Ne2 Decoy)) 27...Nb3 28.Qf4 (28.Qc3 Ne2 29.Kg2 Nc3 30.Ra3-+) 28...Rf4 (28...Rc2 29.Qh6 Kf7 30.Ng5 Qg5 31.Qg5 Rc3 32.Kg2+-; 28...Rf3 29.Qf3 Rf3 30.Kf3 Na1 31.Na1 Qf8 32.Kg2-+) 29.Kf4 Qf8 (29...Qf8 30.Kg3 Qf3 31.Kh4 g5 32.Kh5 Qf7) 0–1. mnoerr (2125) – OnlyPolishOpening (2220), lichess.org, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 e6 6.a3 Nc6)

7.Bd3 Bg4 8.Be2-/+.

7.Bd3 Bg6 8.ab4 (8.0-0 Qa5+=) 8...Bd3 (8...Bb4 9.c3 Be7 10.Bg6 hg6 11.Ba3-/+) 9.Qd3 Nb4 10.Qe2 (10.Qb3 Qc7 11.Na3 a5+=) 10...Ne7 (10...Qc7 11.c3+=) 11.c3 (11.Ba3 Nf5+=) 11...Nbc6 12.Ba3 Ng6 13.g3 (13.0-0 Ba3 14.Na3 0-0-/+) 13...Ba3 14.Na3 a6 (14...0-0 15.h4-/+) 15.0-0 0-0 16.Rfb1 (16.h4 Nge7-/+) 16...b5 17.Nc2 Qc7 (17...f6 18.Nb4 Nb4 19.cb4-/+) 18.Ra3 Rfb8 (18...f6 19.ef6 Rf6 20.Rba1-/+) 19.Nfe1 (19.Nb4 a5 20.Nd3 a4-/+) 19...Nf8 20.Nd3 Nd7 21.f4 Ne7 (21...Qc8 22.f5-/+) 22.g4 (22.Ne3 a5-/+) 22...Nc8 (22...a5 23.Ne3-/+) 23.Ne3 Ncb6 24.f5 Nc4 25.Rab3 Qd8 26.Ng2 (26.Nb2 ef5 27.Nf5 Ndb6-/+) 26...Rc8 (26...ef5 27.gf5 Qg5 28.Ndf4-+) 27.Ndf4 Qb6 28.Kh1 Nf8 (28...Qc6 29.Kg1-+) 29.f6 g6 30.Qe1 Nd7 31.Nh3 Qd8 32.Qh4 Qf8 33.Rd1 Rab8 34.Ngf4+= a5?? 35.Rdb1?? Nd2 36.Ng5+= h6? 37.Nge6!+- fe6 38.Ne6?? Qf7-+ 39.Qh6 Ne4?? 40.Nf4= Nf8 41.g5 Rc6 42.c4 dc4= 43.Rf3?? Re8?? 44.d5+/- Re5 45.dc6 Rc5 46.h4 c3 47.h5 Qh7? 48.Qh7+- Kh7 49.hg6 Kg8 50.g7 Rc6 1–0. Beltran,Horacio – Fama,Ariel, Pan American–ch, 1997. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6 6.Nf3 Nc6)

7.Be2 ba3 8.0-0 Qb6 9.Na3 Nge7 10.Rb1 Qd8 11.Rb7 Nc8?? (better is 11...a6+=) 12.Ng5+- Be7 (12...Ba3 13.Nf7 Bc1 14.Nd8 (14.Nh8?! Kf8+-) 14...Nd8 A) 15.Qc1?! Nb7 16.Qa3 Ne7= (16...Bc2 17.Rc1 Bg6 18.Bb5 Kd8 19.Qa6+-); B) 15.Bb5 Kf8 16.Rd7+- (16.Qc1 Nb7 17.Bc6 Rb8+/-)) 13.Bb5 0-0 14.Bc6 Bg5 15.Rd7 (15.Rd7 Qa5 16.Ba8+- (16.Bg5?! Nb6+-)) 1–0. bulent_2010 – craig4000, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Nf3 e6 6.a3 Nc6)

7.Be2 Nge7 8.0-0 Nc8 9.ab4 Nb4 10.Na3 Be7 11.c3 Nc6 12.Nb5 0-0 13.Ba3 a6 14.Be7 Qe7 15.Na3 Nb6 16.Qb3 Qc7 17.Rfb1? (better is 17.Nh4 Na5 18.Qb4=) 17...Bb1-+ 18.Rb1 Nd7 0–1. Veganzonez Rojo,David – Paul Tomillo,Jesus M, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Nf3 e6)

7.Be2 Nge7 8.0-0 Nc8 9.c4 bc3! 10.Nc3 Be7 11.Be3 0-0 12.Kh1 a6 13.Nd2 b5 14.Nb3 Nb6 15.h3 Nc4 16.g4 Bg6 17.Nd2 N6a5 18.Nf3 Rc8 19.Bc1 h6 20.Nh2 (20.Rg1 Ne5! 21.Ne5 Rc3 22.Ng6 fg6-+) 20...Nb7 21.f4 Na3 1–0. Sanchez Carazo,Gabriel – Paul Tomillo,Jesus M, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5 6.Nf3 e6)

7.ab4 Bb4

8.c3 Ba5 9.Qb3 Qb6 (9...Nge7 10.Be2-/+) 10.Bb5 (better is 10.Qb6!? Bb6 11.Na3+=) 10...Nge7-+ 11.Bg5 0-0 12.0-0 (12.Be7 Ne7 13.Qa4-+) 12...Bd3! 13.Re1?? (13.Bd3 Qb3 Pinning (13...Qb3 Deflection)) 13...Bb5 (13...Qb5?! 14.Qb5 Bb5 15.Be7-+) 14.Qd1 (14.Be7 Ne7 15.Nbd2 a6-+) 14...h6 15.Be3 Nf5 16.Bf4 Qd8 (16...a6 17.Bd2-+) 17.Qd2 Nh4 0–1. Prabhugaonkar,Aditee Aman – Potluri,Supreetha (1735), Thrissur IND, Ch U15 (g), 2014. (=1.e4 c5 2.b4 cb4 3.a3 Nc6 4.d4 d5 5.e5 Bf5)

8.c3 Ba5 9.Bb5 Nge7 10.Bg5 Bb6 11.Nh4 0-0 12.Nf5 ef5 13.0-0.

8.c3 Ba5 9.Bd2 a6 (9...Nge7 10.Be2 0-0 11.0-0 Be4 12.Na3 a6 13.Ng5) 10.Na3 b5 (10...Nge7 11.Be2 0-0 12.0-0 h6 13.Nc2) 11.Qb3 (11.Be2 Nge7 12.0-0 0-0 13.Nc2) 11...Nge7 12.Nh4 (12.Be2 0-0 13.0-0) 12...Bg6 (12...0-0 13.Nc2) 13.Ng6 Ng6 14.Nc2 f6 15.f4 Kf7 (15...0-0 16.h3-+) 16.g3 Bb6 (16...Rf8 17.Bd3-/+) 17.Bd3 Na5 18.Qb1 Nc4 19.Ne3 f5 20.Ke2 Qc7 21.h4 Ba5 (21...Rhf8 22.h5 Ne7 23.g4-/+) 22.Bc4 dc4 (22...bc4 23.h5 Ne7 24.g4 fg4 25.Rg1-/+) 23.Qa2 (better is 23.d5 Rhf8 24.h5=) 23...Bb6-/+ 24.Rh3 Ne7 25.Rah1 Nd5 26.Qc2 a5?? (26...Qc6 27.Rg1 b4 28.Nd5 Qd5 29.g4-+) 27.h5?? (better is 27.Nd5 ed5 28.Qf5 Ke7 29.e6=) 27...Ne3-+ 28.Be3 0–1. Van de Putte,Ben – Saligo,Lu (2150), 25th Open, Geraadsbergen BEL, 2009. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.Nf3 Bf5 6.a3 e6)

8.c3 Be7 9.Bd3 Bd3 10.Qd3 h5 11.Na3 Nh6 12.Bh6 Rh6 13.0-0 b6 14.c4 Ba3 15.Ra3 dc4 16.Qc4 Qd5 17.Rc3 (17.Qc2 a5+= (17...Nd4? 18.Nd4 Rg6 19.Nf3+-)) 17...Ne7 (better is 17...Qc4!? 18.Rc4 Ne7-/+) 18.Qa6= Rg6 19.Rfc1 Rd8 20.Qa7 Nc6 21.Qb7 (worse is 21.Qb6 Nd4 22.Qd4 Qd4 23.Nd4 Rd4+=) 21...Nb4 22.Qb6 Na2 23.Rc5 Qf3?? (23...Nc1 24.Rd5 ed5 25.Qb5 Rd7+-) 24.Qd8!! (24.Qd8 Kd8 25.Rc8 Ke7 26.R1c7#) 1–0. Beier,Klaus – Schneider,Richard, Bayern–chB Lichtenfels, 1994. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

8.c3 Bf8 9.Bd3 Nge7 10.0-0 Bd3 11.Qd3 Nf5 12.Nbd2 a6 13.g4 Nh4 14.Nh4 Qh4 15.Qg3 Qg3 16.hg3 Be7 17.Kg2 Kd7 18.f4 f6 19.Nf3 Raf8 20.Ba3 Ba3 21.Ra3 Ne7 22.Rb3 Rb8 23.Rfb1 Kc7 24.Rb6 Nc6 25.g5 f5 26.R6b2 Na5 27.Ra2 Nc4 28.Nd2 Nd2 29.Rd2 h6 30.gh6 Rh6 31.Ra1 Rbh8 32.Kf3 Rh2 33.Rh2 Rh2 34.Ke3 Rc2 35.Ra3 g6 36.Kf3 Kb6 37.Rb3 Ka7 38.Ra3 b5 39.g4 Kb6 40.gf5 gf5 41.Ke3 a5 42.Rb3 a4 43.Ra3 Ka5 44.Kd3 Rf2 45.Ke3 Rb2 46.Kd3 Rb3 (46...Rb3 47.Ra1 b4-+) 0–1. Garmendez Gonzalez,F (2365) – Rohl Montes,JA (2405), Carlos Torre Memorial op, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

8.c3 Bf8 9.Bd3 Nge7 10.Ba3 Bd3 11.Qd3 Ng6 12.Bf8 Nf8 13.Nbd2 Ng6 14.g3 Qd7 15.h4 Nge7 16.0-0 h6 17.Kg2 0-0 18.g4 f5 19.ef6 gf6 20.Rg1 f5 21.g5 h5 22.Qe2 Ng6 23.Kh1 Kg7 24.Rge1 Rae8 25.c4 dc4 26.Qc4 Qd5 27.Qc3? (better is 27.Rab1!? b6 28.Qa4+=) 27...Nh4-+ 28.Kh2 Ng6 29.Nc4 Rc8 30.Ncd2 Nce5 31.Qa3 Ng4 32.Kg1 a6 33.Rac1 h4 34.Nc4?? (34.Rc8 Rc8 35.Rc1 Rc1 36.Qc1-+) 34...Rc4 35.Rcd1 (35.Rc4 Qc4 36.Qb2-+) 35...h3 36.Qd3 (36.Rd3-+) 36...h2! 37.Nh2 Nh2 38.Kh2 Rh8 39.Kg3 f4 (39...f4 40.Kg4 Rh4) 0–1. Pinzon,Nathaniel – Ramirez Arroyo,Joan Emmanuel (2020), Panama PAN, 3rd Open, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.a3 Nc6 6.Nf3 e6)

8.c3 Bf8 9.Be2 g6 10.0-0 Nge7 11.Ne1 Nc8 12.f4 h5 13.g3 a6 14.Ng2 Bh3 15.Rf2 Nb6 16.Ne3 Ne7 17.Nd2 ½–½. Kahn,E (2290) – Bacso,G (2120), FSIM February, Budapest HUN, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 e6 6.a3 Nc6)

6.g4 Bg6-/+

7.ab4 Nb4 8.Bb5 Nc6 9.Na3 a6 10.Be2 e6 11.h4 (11.Nf3 Ba3 12.Ra3 Nb4-/+) 11...f6 (better is 11...Bb4 12.Bd2 Ba3 13.Ra3 Nd4-+) 12.h5-/+ Bf7 13.f4 fe5 14.fe5 Be7 15.Nh3 Qa5 16.Kf1 Qc3 17.Bd2 Qd4 18.Nb5 Qe5?? (better is 18...Qb6-+) 19.Bf4= Qe4 20.Bf3 Qc4 21.Be2 Qe4 ½–½. Ulusoy,Tolga (1890) – Walter,Manfred (1725), Nuremberg–ch op, 2006. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 Bf5)

7.Ne2 Be4 8.Rg1 e6 9.Ng3 Bg6 10.ab4 Bb4 11.c3 Be7 12.Bd3 Kf8 13.f4 Bd3 14.Qd3 Na5 15.f5?? (better is 15.Nd2+=) 15...Nb3-+ 16.Bb2 Na1 17.Ba1 Qb6 18.Rf1 Ke8 19.Rf2 Nh6 20.h3 Bh4 21.Bb2 Rf8 (21...ef5 22.gf5 g6 23.Kd1 Nf5 24.Rf5 gf5 25.Nf5 Qb2 26.Nh4-+) 22.Na3 ef5 23.Nb5 fg4 24.Ba3 (24.Nd6 Kd8 25.hg4 Ng4-+) 24...Bg3 25.Qg3 Qb5 26.Rb2 (26.Bf8 Kf8 27.hg4 Qb1 28.Kd2 Rc8-+) 26...Qa6 27.c4 Nf5 28.Qg4 (28.Qc3 gh3 29.cd5-+) 28...Qa3 29.Rb7 Qe3 30.Kd1 Qd4 (30...Qd4 31.Qd4 Nd4 32.cd5 a5-+) 0–1. Lukovski,Lev (2060) – Bonnmann,Reinhard (2275), Cologne–ch, 2006. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

7.h4 Qa5 8.Qd2 Qa4 9.Ra2-/+.

7.h4 h5 8.ab4 Nb4 (8...hg4 9.e6-/+) 9.Bb5 Nc6 10.e6 (10.g5 e6-/+) 10...hg4 11.h5 (11.Qg4 Bc2 12.ef7 Kf7-/+) 11...Rh5 (11...f5 12.Ne2 Rh5 13.Rh5 Bh5 14.Nf4-+) 12.Rh5-/+ Bh5 13.Nh3 (13.ef7 Kf7 14.Ne2 Qb6 15.Bc6 Qc6-+) 13...Nf6 (13...Qd6 14.Nf4 Qb4 15.c3 Qb5 16.Nh5-+) 14.Nf4 fe6 (14...Qd6 15.Ra3-+) 15.Qe2 (better is 15.Nh5!? Nh5 16.Qg4-+) 15...Bf7 16.Nc3 (16.Ne6 Be6 17.Qe6 Qd7-+) 16...Qb6 (16...Qd6 17.Nd3 Nd7 18.Ra4-+) 17.Ne6 Be6 18.Qe6 Qd4 19.Bc6 (19.Bb2 Kd8 20.Bc6 bc6 21.Qc6 Rc8-+) 19...bc6 (better is 19...Kd8!? 20.Ra3 bc6-+) 20.Qc6-/+ Kf7 21.Ra6 (21.Ra4 Qe5 22.Be3 Rd8 23.Ra7 d4 24.Qc4 Kg6 25.Qd3 Qf5 26.Qf5 Kf5 27.Bd4 Rd4-+) 21...Rd8 (21...g3 22.fg3 Qg1 23.Kd2-+) 22.Qe6 (22.Be3 Qe5 23.Qc5 Rd7-+) 22...Kg6 (22...Ke8 23.Qc6 Rd7 24.Nb5 Qe4 25.Be3-+) 23.Ne2-/+ Qb4 24.c3 Qc4 25.Nf4 Kh7 26.Qf5 Kg8 (26...Kh8 27.Ng6 Kg8 28.Ra7 Qc3 29.Bd2-+) 27.Qe6 Kh8 28.Ng6 (28.Ra7 Qc3 29.Bd2 Qd4-+) 28...Kh7 29.Ne5 Qe4 30.Be3 Rb8 31.Ra1 Rb2 32.Qa6 Qe5 0–1. Bove,A (2125) – Zinchenko,Y (2320), EYb16 Budva YUG, 2003. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 Bf5)

7.h4 h5 8.g5 Qb6 (8...Qa5 9.Bd3 Bd3 10.Qd3-/+) 9.Be3 (9.Nf3 e6 10.Be2 Rc8-/+) 9...e6 10.Bd3 (better is 10.ab4!? Nb4 11.Na3-+) 10...Bd3-+ 11.Qd3 Nge7 (11...ba3!? 12.Nc3-+) 12.Ne2 (12.ab4 Nb4 13.Qe2 Nbc6-/+) 12...g6 (12...Rc8 13.Nf4 ba3 14.Na3-+) 13.Ng3 (13.ab4 Nb4 14.Qb3 Rd8-/+) 13...Nf5 14.Nf5 gf5 15.0-0? (15.ab4 f4 16.Bd2 Qd4 17.Qd4 Nd4-/+) 15...Be7 (15...f4 16.Bd2 Qd4 17.Qd4 Nd4 18.ab4 Nf3 19.Kh1 Nd2 20.Nd2 Bb4 21.Nf3-+) 16.a4? (16.c4 dc4 17.Qc4 f4-+) 16...Kf8 (16...f4 17.a5 Qa6 18.Bf4 Qd3 19.cd3 Nd4 20.Kg2-+) 17.Kh1? (17.Rd1 Qa6-/+) 17...Kg7 (better is 17...f4!? 18.Bf4 Qd4 19.Qd4 Nd4-/+) 18.Rg1 Kg6 (18...Qa6 19.Qd1-/+) 19.Nd2 Bd8 (19...Kh7 20.Nb3+=) 20.Nf1 (better is 20.Nb3=) 20...Ne7?? (20...Kg7 21.Kh2+=) 21.Ng3?? (21.a5 Qa6 22.Qd2+=) 21...a5 22.Rg2 Qa6 23.Qd1 Bb6 24.Ne2 Kg7 25.Nf4 Ng6 ½–½. Strejczek,Dariusz – Kulczyk,Pawel, Poland–chT2 North U20, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 Bf5)

5.Bb2 Bf5

6.Bd3 Bd3 7.Qd3 e6 8.a3 Qg5 9.Qg3 (9.g3 Nh6-/+) 9...Qf5-+ 10.Qd3 Qd3 11.cd3 b5 12.Nd2 (12.Nf3 a5-+) 12...a5 13.ab4 Bb4 14.Bc1 (14.Ngf3 a4-+) 14...Nd4 15.Ra2 Ne7 16.Ne2 Nec6 17.0-0 (17.Nd4 Nd4 18.Kd1-+) 17...Ne2 18.Kh1 Nc3 (18...Ne5 19.Nf3 Nc3 20.Rc2 Nd3 21.Be3-+) 19.Rc2 Nd4 20.Rb2 Ba3 21.Nb3 Bb2 22.Nd4 Bc1 23.Rc1 b4 24.Nb3 (24.g3 Kd7-+) 24...0-0 25.Nc5 Rfc8 26.d4 a4 27.g3 b3 28.Nd3 a3 29.Nb4 b2 30.Rg1 b1Q (30...Ne2 31.Na2 Ng1 32.Nc3 Rc3 33.Kg2 b1Q 34.h3 Qe4 35.f3 Rc2 36.Kf1 Qf3 37.Kg1 Qd1) 31.Rb1 Nb1 (31...Nb1 32.Kg2 Ra4-+) 0–1. 19larry (1740) – juliangon (2695), ChessWorld.net, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Bd3 Bd3 7.Qd3 e6 8.h4 Nge7 9.g4 Nc8 10.Nd2 h5 11.g5 g6 12.Ne2 Bg7 13.a3 ba3 14.Ba3 N8e7 15.Ng3 0-0 16.0-0 b6 17.c4 dc4 18.Nc4 b5 19.Nd6 b4 20.Bb2 a5 21.Ra4 Nc8 22.Nc8 Rc8 23.f4 Qd7 24.Rfa1 Rfd8 25.Ne2 Rc7 26.Qe4 Qd5 27.Qd5 Rd5 28.Rc1 Nd4! 29.Rc7 (29.Bd4 Rc1 Combination; 29.Nd4 Rc1 Combination) 29...Ne2 30.Kf2 Nf4 31.Rc8 Kh7 32.Ke3 Nd3 33.Bd4 Ne5 34.Bb6 b3 (34...b3 35.Rc1 f6-+) 0–1. Ramsauer,Martin – Haas,Bernd, GER theme, 1994. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Bd3 Nh6 7.Nf3 e6 8.Qe2 Be7 9.Nbd2 0-0 10.Nb3 (10.0-0 Qb6-/+) 10...Na5 (10...a5 11.0-0-+) 11.0-0 Rc8 (11...Bd3 12.Qd3 Nc4 13.Bc1-/+) 12.Bc1 Bd3 13.cd3 Nb3 (13...Nf5 14.g4 Nh6 15.Bh6 gh6 16.Qd2+=) 14.ab3 Nf5 15.Ra7 Qb6 16.Ra1 Nd4 17.Nd4 Qd4 18.Bb2 Qb6 19.Qg4 (19.g3!?-/+) 19...Rc2 20.Bc1 f5 21.Qg3 (21.ef6 Bf6 (21...Rf6?! 22.Ra8 Rf8 23.Be3+=) 22.Be3 d4-/+) 21...Rfc8 22.Bh6 Bf8 23.h4 (23.Rfd1 R2c3 24.Rab1 Qa6-+) 23...Kh8 (23...Qd4 24.Rfd1-+) 24.Bf4 R2c3 25.Rab1 Qa6 26.Rfd1 Qa2 27.h5 (27.Bd2 Rb3 28.Ra1 Qb2-+) 27...Rb3 28.Ra1 Qe2 29.f3 (29.h6-+) 29...Rd3 30.Re1 Qb2 31.Qg5 (31.Kh2 Qd4 32.h6 gh6-+) 31...Qd4 32.Kh2 Qb6 (32...b3 33.Rec1 h6 34.Qg3 Rc1 35.Rc1-+) 33.Ra4 (33.h6-+) 33...Ra3 34.Ra1 (34.Ra3 ba3 35.h6 a2 36.hg7 Bg7-+) 34...Ra4 35.Ra4 b3 36.h6 (36.Ra1-+) 36...b2 37.hg7 Bg7 38.Qe7 b1Q 39.Bg3 Q1g1 40.Kh3 Qh1 (40...Qh1 41.Bh2 Qbg1 42.Qg7 Kg7 43.Rg4 fg4 44.Kh4 Kg6 45.Kg4 Qhh2 46.f4 Qgg2#) 0–1. Borg,Zen – Mejia,Giovanni (2125), Taipa MAC, ASEAN Ch U18 (b), 2014. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Nc6)

6.Nf3 e6 7.Bb5 a6 8.Bc6 bc6 9.0-0 c5 10.c3 bc3 11.Nc3 Qa5 12.Qa4 Qa4 13.Na4 c4 14.Nc5 Bc5 15.dc5 Ne7 16.Ba3 0-0 17.c6 Nc6 18.Bf8 Kf8 19.Rac1 Bg4 20.Rfe1 Nb4 21.h3? (21.Rb1 Nd3 22.Re3 Bf3 23.gf3-+) 21...Bf3 22.gf3 Nd3 23.Kf1 Nc1 24.Rc1 Rb8 25.Rc2 Ke7 26.Ke2 Rb1 27.f4 Rg1 28.Rb2 g5 29.Rb7 Kf8 30.fg5 Rg5 31.f4 Rg2 32.Kd1 Ra2 33.Ra7 c3 34.Rc7 d4 35.Rc4 Kg7 (35...Rd2 36.Ke1-+) 36.Kc1 (36.Rd4 Rd2! 37.Rd2 cd2 38.Kd2-+) 36...d3 37.Rc3 Rc2! 38.Rc2 dc2 39.Kc2 Kg6 40.Kd3 Kf5 0–1. Scott,Gerry – Greenhalf,Guy, IECC, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Nf3 e6 7.Bb5 Nge7 8.Nbd2 Qb6 9.Bc6 (9.Be2!?-/+) 9...Qc6-+ 10.0-0 Qc2 11.Qc2 Bc2 12.a4 (12.Rfc1 Rc8 13.Nb3-+) 12...Nc6 13.Rfe1 Na5 Black prepares b3 14.Rec1 b3 15.Ne1 (15.Ba3 Nc4 16.Bf8 Rf8-+) 15...Bb4 16.Ndf3 Be4 17.Rc7 0-0 18.Rac1 Nc4 19.R1c4 dc4 20.Rc4 a5 21.Rc1 (21.Kf1 Bc6 22.Ke2 Ba4-+) 21...Rfc8 22.Rc8 (22.Rd1 b5 23.ab5 a4-+) 22...Rc8 23.Ng5 Be1 24.Ne4 Rc2 25.Ba3 (25.Kf1 Bb4 26.d5 ed5-+) 25…Bb4 (25...Bb4 26.Nc5 Bc5 27.dc5 Ra2-+) 0–1. delightful_porridge (1690) – juliangon (2735), ChessWorld.net, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Bb5 Qb6

6.a4 ba3 7.Na3 e6 8.Bc6 Qc6 9.Bd2 Ne7 10.Nf3 Ng6 11.Nb1 Be7 12.g3 0-0 13.h4 f6 14.Ra3? (better is 14.h5 Nh8 15.ef6 Bf6 16.h6-/+) 14...Ba3-+ 15.Na3 fe5 16.de5 (16.h5 Ne7 17.Ne5-+) 16…d4! (16...d4 17.Nb5 Qb5-+) 0–1. rgp – Ornitorrinco, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.a4 a6 7.Bc6 Qc6 8.c3 Qc3?? (better is 8...Bf5 9.Ne2 Bb1 10.Rb1 bc3-/+) 9.Nc3+- bc3 10.Ne2 e6 11.Nc3 Bb4 12.Qc2 Bd7 13.Ba3 Ba5 14.0-0 (14.Rb1!? Rc8 15.Bb4 Bc7+-) 14...Rc8 15.Bc5 (better is 15.Bb2+-) 15...b6 16.Bb6! Bb6 (16...Bc3 17.Rab1 Bd4+-) 17.Qd3 Ne7 18.g4 (18.Rfb1!? Rc6+-) 18...0-0 19.a5 (19.Qa6?! Bd4 20.Qd6 Bc3 21.Qe7 Bc6+/-) 19...Ba7 20.Qa6 (20.Rab1!? Rc7+-) 20...Bd4 21.Rae1?? (better is 21.Qd6 Bc3 22.Qe7+- (22.Qd7?! Nc6+/-)) 21…Bc3= (21...Bc3 22.Qd6 Be1 23.Re1 Nc6 24.Qd7 Na5=) 0–1. rgp – fellrunner, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.a4 a6 7.Bc6 Qc6 8.Nf3 Bf5-+ 9.0-0 Qc2 10.Qc2 Bc2 11.Nbd2 e6 12.Ne1 Bf5 13.f3 Rc8 14.g4 Bg6 15.h4 h5 16.g5 Ne7 17.Nb3 (17.f4 Nf5 18.Ndf3 Be7-+) 17...Nf5 18.Bf4 Rc3 19.Na5 Nd4 (19...b6 20.Nb7-+) 20.Rf2 Bc5 21.Kh1 (21.Kf1 b6 22.Nb7-+) 21...Nb3 22.Nb3 Bf2 (22...Bf2 23.Na5 b3-+) 0–1. karlsdad – marekt, ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Bc6 Qc6 7.Ne2 Bf5 8.c3 e6 9.Qb3 a5 10.0-0 (10.cb4!? Bb4 11.Bd2-/+) 10...Bd3-+ 11.Re1 Ne7 (better is 11...a4 12.Qb2 a3-+) 12.cb4? (better is 12.Bd2-/+) 12...Be2-+ 13.Bg5 (13.Na3 ab4 14.Re2 ba3-+ (14...Ra3?! 15.Ba3 ba3 16.Qa3-/+)) 13...Bc4 14.Qa3 (14.Qb2 Qb5 15.Na3 Qb4 16.Nc4 dc4-+) 14...Nf5 15.Nc3 (15.Nd2 Bb4 16.Qb2 Qb6-+) 15...Nd4 16.Rad1 (16.Qb2 Bb4 17.Rac1 Bc3 18.Rc3 Qb5 19.Qb5 Nb5-+) 16...Nc2 17.Qc1 (17.Qb2 Ne1 18.b5 Nf3 19.gf3 Qc5-+) 17...Ne1 18.Re1 (18.b5 Nf3! 19.gf3 Bb5 20.Nb5 Qb5-+) 18...ab4 19.Nd1 (19.Ne2 Qb6-+) 19...Ra2 20.Ne3 b3 21.f4 (21.Qc3 Bc5 22.Rb1 b5-+) 21...Bc5 (21...b2 22.Qb1 Qb6 23.f5-+) 22.Qb1 d4 23.Nc4 Qg2# 0–1. rogeliovargas (2190) – pierred (2760), net–chess.com, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Bc6 Qc6 7.h3 Bf5-+ 8.Nf3 e6 9.0-0 Ne7 10.Bd2 Nc8 11.a3 (11.c3 bc3 12.Nc3 Nb6-/+) 11...ba3 (better 11...Bc2!? 12.Qe2 b3 13.Qe3-+) 12.Na3-/+ Ba3 13.Ra3 Qc2 (13...Bc2?! 14.Qc1 Be4 15.Rc3+=) 14.Qc2 (14.Qa1 Qc6-/+) 14...Bc2 15.Bb4 Nb6 (better 15...Bg6!?-+) 16.Rc1-/+ Be4 17.Bc5? (17.Ng5!? Kd7 18.Nf7=+) 17...Nc8 (17...Nc4 18.Ra7 Ra7 19.Ba7 Bf3 20.gf3-+) 18.Rac3 b6 (better 18...Bf3!? 19.Rf3 a5-+) 19.Ba3=+ a5?? (better 19...Kd8 20.Ng5 Bg6=) 20.Rc8+- Rc8 21.Rc8 Kd7 22.Rh8 Kc7 (22...Kc6 23.Rc8 Kb5 24.Ng5+-) 23.Rf8 Bg6 24.Nh4 Kc6 (24...Bh5 25.g4 Bg6 26.Ng6 fg6 27.Rf7 Kc6 28.Re7+-) 25.Ng6 hg6 26.Rf7 b5 (26...g5 27.Re7 b5 28.Re6 Kb7 29.Bc5+-) 27.Re7 (better 27.Bc5!? g5+-) 27...b4 28.Re6 Kb5 29.Bb4! ab4 (29...ab4 30.Rg6 Combination; 29...Kb4 30.Rb6 Double attack) 30.Re8 (better 30.Rg6!? b3 31.Rg7 Kc6+-) 30...Kc4 (30...Kc6+-) 31.e6 (31.e6 Kd3 32.e7 Kd2 33.Rc8 Ke2 34.e8Q Kd1 35.Kf1 b3 36.Qe2) 1–0. raymac (1825) – bobby fissure (2170), ChessWorld.net, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Nf3?? Qb5-+ 0–1. Guralivu,Paul_Iosif – Vasquez,Fernando, FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

5.Ne2 Bf5

6.a3 e6 7.ab4 Bb4 8.c3 Ba5 9.Na3 a6 10.Nc2 Nge7 11.Ne3 Bg6 12.h4 h6 13.Ra3 b5 14.Bd2 0-0 15.Nf4 Bh7 16.g4 Ng6-+ 17.Neg2 b4 18.cb4 Bb4 19.Bb4 Nb4 20.Qd2 Nf4-+ 21.Qb4 Rb8 22.Qc3 Rb1 23.Kd2 Ng2 24.Bg2 Rh1 25.Bh1 Qh4 26.Bf3 Qf2 27.Be2 Qf4 28.Kd1 Bg6 29.Ra6 Rb8 30.Ra1 Kh7 31.Qd2?? Qe4 32.Rc1 Rb3 0–1. Fess,Klaus – Escher,Helmut, GER–chT Seniors, 1997.

6.Nf4 Qa5 7.Qd2-/+.

6.Nf4 e6 7.Be3 h6 (7...Rc8 8.Nd2-/+) 8.Nd2 (8.Be2 Rc8-/+) 8...Nge7 (8...Rc8 9.Be2-/+) 9.Be2 Nc8 10.0-0 Be7 11.Nh5 (11.Bd3 Bd3 12.Nd3 0-0-/+) 11...0-0 12.Bd3 Bd3 13.cd3 f5 (13...Kh7 14.Qg4 Rg8 15.Rfc1+=) 14.ef6 (14.Nf4!? Qd7 15.Qh5+=) 14...Bf6-/+ 15.Qg4 Qe7 (15...Kf7 16.Nf3-/+) 16.Nf3+= Nd6 (16...Kh7!?+=) 17.Bh6= Nd4 18.Nd4 Bd4 19.Bg5 Qf7 20.Qd4 Qh5 21.Be7 Nf5 22.Qe5 Rf7 23.Bb4 Qg4 (23...Qg6 24.Rfe1+=) 24.Bc5 (24.f4 Nh4 25.Qb2 Rf4+=) 24...Rf6 (24...b6 25.f3 Qg6 26.Bf2=) 25.f3+= Qa4 26.Bf2 (26.Rfc1 b6 27.Bf2 Raf8=) 26...Qa6 (26...Qc2 27.Ba7 Rg6 28.Rf2 Qd3 29.Bb6+=) 27.Rab1 (27.Rfd1 Rc8=) 27...b6 28.Qe2 Re8 29.g4 (29.f4 Qa4=) 29...Nd6 (29...Rg6 30.Kh1 Nh6 31.Bd4+=) 30.Bg3 (30.Bd4 e5 31.Be5 Nf7=) 30...e5 (30...Nf7 31.f4=) 31.Be5 Nf7 32.f4 Rfe6 33.Qf3 Qa2 (33...Qa5 34.d4+=) 34.Ra1 Ne5 (34...Qd2 35.Ra7 b5 36.Rd7+/-) 35.fe5+/- (worse is 35.Ra2 Nf3 36.Rf3 a5-/+) 35...Qb2 36.Qd5 Qe5 37.Qe5 Re5 38.Ra7 Rd8 39.Rf3 Red5 40.Ra3 b5 41.Kf2 Kh7 (41...b4 42.Rb3+/-) 42.h3 (42.Rb3 g5+/-) 42...Kg6 43.Ra6 (43.Rb3 Kg5+/-) 43...Kg5 (43...R8d6 44.Rd6 Rd6 45.Ke3+=) 44.Kg3 g6 (44...Rh8 45.Re6 Rh6 46.Re7+/-) 45.Ra7 (45.h4 Kh6+/-) 45...R8d7 46.h4 Kh6 47.Rd7 (47.Ra3 b4 48.Rb3 Rd4+=) 47...Rd7 48.Kf2 Rd4 49.Rg3 g5 (49...b4 50.Ke3 Rd7 51.Rg2+/-) 50.h5 b4 51.Ke3 Rf4 52.Rg1 (52.Rg2 Rf1+-) 52...b3 53.Kd2 b2 54.Kc2 Rb4 (54...Rf2 55.Kb1+/-) 55.Kb1 (55.d4 b1B 56.Rb1 Rd4+/-) 55...Rd4 (55...Kg7 56.d4!+/-) 56.Rg3 Rb4 ½–½. Klaman,Konstantin – Shamkovich,Leonid, URS–ch sf Leningrad, 1955. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Ng3 Bg6 7.Bd3 Qb6 8.Be3 Nh6-/+.

6.Ng3 Bg6 7.Be2 e6 8.0-0 Qb6 9.Be3 Rc8 10.h4 h6 11.h5 Bh7 12.Bd3 Bd3 13.Qd3 Nge7 14.Nd2 Na5 15.Rfc1 Rc3 16.Qe2 Nec6 17.Qg4 Ne5! 18.de5 Re3 19.fe3 Qe3 20.Kh2 Qd2 21.Rf1 Nc4 (21...Qc2 22.Rac1 Qh7 23.Rc8 Kd7 24.Rf7 Be7 25.Qb4 Kc8 26.Qe7+-) 22.Rfe1 Ne3 23.Qf3 Bc5 24.Re2?? (24.Nf1 Nf1 25.Rf1-+) 24...Qd4 25.Re3 Qa1 (worse is 25...Qe3 26.Qe3 Be3 27.Rb1-+) 26.Re2 Qd4 27.Kh3 0-0 28.Nf1 Qc3 29.Ne3 Be3 30.Re3 Qc2 31.g4 d4 32.Rb3 Rc8 33.Qb7 Rc3 34.Rc3 bc3 35.Qa8 Kh7 36.Qe4 Qe4 (36...Qe4 37.Kh2 c2 38.g5 Qh4 39.Kg2 c1Q 40.g6 Kh8 41.gf7 Qch1) 0–1. Kersten,Juraj (1915) – Cajka,Tibor (1905), SVK–chT2A, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Ng3 Bg6 7.h4 h5 (7...Qa5 8.Qd2 Qa4 9.Bd3-/+) 8.Be3 e6 9.Be2 (9.Nd2 f6-/+) 9...Nge7 (9...Qa5 10.Nd2-/+) 10.Nd2 Nf5 (10...Rc8 11.Nb3-/+) 11.Nf5=+ Bf5 (11...ef5 12.Nf3=+) 12.Nf3 (12.Bh5 Bc2 13.Bf7 Kf7 14.Qc2 Rh4 15.Rh4 Qh4=+) 12...Be7 13.Ng5 Bg6 (13...Qa5 14.0-0-/+) 14.Rh3 (14.0-0 Qb6-/+) 14...Qd7 (14...Rc8 15.Rg3 Qa5 16.Ne6 b3 17.Qd2-/+) 15.Bd3 Bf5 (15...Bd3 16.Qd3 Rc8 17.Rg3-/+) 16.Bf5 ef5 17.Qd3 (17.Rg3 g6-/+) 17...Nd8 (17...0-0 18.Qd1 g6 19.Rg3-/+) 18.Bd2 (18.Rf3 g6-/+) 18...g6 (18...Rc8 19.Rf3-/+) 19.Qb3 (19.Kf1 Rc8-/+) 19...Nc6 20.Qe3 (better 20.Rd3-/+) 20...Nd8 (20...Rc8 21.Rg3-/+) 21.Qb3 a5 (21...Rc8 22.Bb4 Bb4 23.Qb4 Rc2 24.Rb3-/+) 22.c3=+ Nc6 23.Kf1 (23.cb4 ab4 24.Qb2 0-0-/+) 23...0-0-/+ 24.Rg3 (24.Rc1 bc3 25.Bc3 Rfc8-/+) 24...bc3 (24...a4 25.Qb2 a3 26.Qb3-/+) 25.Qc3 Nd8 (25...Rfc8 26.Qb2-/+) 26.Re1 (26.Qb2 b5=+) 26...Ne6 27.Qd3 ½–½. Schulz,Lukas (2150) – Hecht,Carsten (2285), 9. Wunsiedel Open, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Ne2 Bf5)

5.Be3 e6

6.a3 ba3-/+ 7.c3 (7.Bd3 Nge7-/+ (7...Nh6 8.Nf3 Qb6 9.0-0 Ng4 10.Na3 Ne3 11.fe3 Be7 12.c4 0-0) 8.Na3 Nf5 9.Bf5 ef5 10.Nf3 Be7 11.0-0 0-0 12.Qb1 g5; 7.Na3 Bb4 (7...Nh6 8.Nf3 Nf5 9.c3 Be7 10.Bd3 0-0 11.0-0 Ne3 12.fe3 h6; 7...Nge7 8.Nf3 Nf5 9.c3 Be7 10.Bd3 Ne3 11.fe3 0-0 12.0-0 h6) 8.Bd2 Nge7 9.Nf3 Nf5 10.c3 Ba5 11.Bd3 0-0 12.0-0 a6; 7.Nf3 Qa5 (7...Qb6 8.Qc1 Nge7 9.Na3 Nf5 10.Bd3 Ne3 11.fe3 Be7 12.0-0 0-0) 8.Bd2 Qb6 9.Na3 Nd4 10.Bd3 Ne7 11.Nd4 Qd4 12.0-0 Nc6) 7...Bd7 (7...Nge7 8.Na3 (8.Nf3 a2 9.Ra2 Nf5 10.Bd3 Be7 11.0-0 Ne3 12.fe3 0-0) 8...Nf5 9.Bf4-/+ (9.Nf3 Be7 10.Bd3 Ne3 11.fe3 a6 12.0-0 0-0) 9...Be7 10.Nb5 0-0 11.Nf3 h5 12.Bd3 g5; 7...f6 8.Nf3 Nh6 9.Bh6 gh6 10.Bb5 Rg8 11.0-0 Bd7 12.Na3 a6; 7...Nh6 8.Na3 Nf5 9.Nf3 f6 10.ef6 Ne3 11.fe3 gf6 12.Bd3 e5; 7...a5 8.Na3 Nge7 9.Nf3 Nf5 10.Bd3 Be7 11.0-0 0-0 12.Nb5 Ne3; 7...Qa5 8.Qb3 Qb6 9.Bb5 Nh6 10.Nf3 Nf5 11.Na3 Be7 12.0-0 0-0) 8.Bd3 (8.Na3 Nge7-/+ 9.Bd3 Nf5 10.Nf3 Be7 11.Bd2 h5 12.Qb3 Na5; 8.Nf3 a2 9.Ra2 Nh6 10.Bd3 Nf5 11.Bf5 ef5 12.Qb3 Be7) 8...Nge7 (8...Qa5 9.Nf3-/+ (9.Ne2 Rc8 10.Qb3 Qb6 11.Qb6 ab6 12.Na3 Ra8) 9...a2 10.0-0 ab1Q 11.Rb1 Rb8 12.Bd2 Nge7) 9.Na3 (9.Nf3 Nf5-/+ (9...Qa5 10.Na3 Qc3 11.Ke2 Qb2 12.Qd2 Qd2) 10.Na3 Be7 11.Bd2 0-0 12.0-0 h5) 9...a6 (9...Nf5 10.Bd2-/+ (10.Ne2 Be7 11.0-0 0-0 12.Bf5 ef5) 10...Be7 11.Nf3 0-0 12.0-0 h5) 10.Ne2 (10.Nf3 Nf5+= 11.Bf5 ef5 12.Qb3 Be6) 10...Na5 (10...Ng6 11.0-0 Be7 12.c4 Nb4) 11.0-0 Qc7 (11...Nf5 12.Bf5 (12.Qc2 Ne3) 12...ef5 13.Bc1+=) 12.f4 (12.Qd2 Nb3 13.Nb5 Bb5 14.Bb5 Nc6-+; 12.Qb1 Nf5) 12...Nc4 (12...Nf5 13.Bf5 ef5 14.Bc1-/+) 13.Nc4 dc4 14.Be4 (14.Bc2 Bc6+=) 14...Bc6 15.Qc2 Be4 16.Qe4 g6 (16...Qd7 17.Ra5-/+) 17.Rfb1 Nd5 18.Bd2 Be7 19.g4 (19.Bc1 0-0+=) 19...Qc6 (19...Qd7 20.Bc1-/+) 20.Ng3 (20.Bc1 b5-/+) 20...b5 21.f5 a5 22.f6+= Bf8 23.Ra2 Kd7 24.Rba1 a4-/+ 25.Qb1 Ra7 26.Rb2 b4 27.cb4 c3 28.Rc2 Bb4 29.Be1 Qc4 30.Bf2 Rha8 31.Ne4-/+ a3 32.Qd1 a2 33.Nc5 Bc5 34.dc5 Kc6 35.h3 Rb7 36.Bd4?? Rb1! (36...Rb1 37.Rb1 Qd4 38.Kh1 Qd1 39.Rd1 a1Q 40.Ra1 Ra1 41.Kh2 Re1-+) 0–1. Ali,G (2300) – Bouaziz,S (2365), 4th Arab Champions League, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.a3 Qa5 A) 7.Nf3 Nh6 8.Bd3 Nf5 9.0-0 Ne3 10.fe3 Be7 11.c3 Bd7 12.Qb3 Rc8; B) 7.Bd3 Be7 (7...Nh6 8.Nf3 Nf5 9.0-0 Ne3 10.fe3 Be7 11.c3 Bd7 12.Qb3 Rc8; 7...Bd7 8.Nf3 Nh6 9.0-0 Nf5 10.Bf5 ef5 11.c3 bc3 12.Qb3 c2; 7...Nge7 8.Nf3 Nf5 9.0-0 Ne3 10.fe3 Be7 11.c3 Bd7 12.Qb3 Rc8; 7...h5 8.Nf3 Nge7 9.c3 ba3 10.Ra3 Qc7 11.Nh4 Na5 12.Ra2 Nc4) 8.Nf3 Nh6 9.0-0 Nf5 10.c3 Ne3 11.fe3 Bd7 12.Qb3 Rc8; C) 7.a4 Nh6 (7...Nge7 8.Nf3 Nf5 9.Nbd2 Qc7 10.Nb3 Ne3 11.fe3 Be7 12.Bd3 0-0) 8.Nd2 Nf5 9.Ngf3 Be7 10.Nb3 Ne3 11.fe3 Qc7 12.Bd3 0-0.

6.a3 Nge7 A) 7.Bd3 Nf5 (7...Qa5 8.Nf3 Nf5 9.0-0 Ne3 10.fe3 Be7 11.c3 Bd7 12.Qb3 Rc8; 7...Qb6 8.Nf3 Nf5 9.0-0 Ne3 10.fe3 Be7 11.ab4 Nb4 12.c4 dc4; 7...ba3 8.Nf3 Nf5 9.Bf5 ef5 10.Na3 Be7 11.0-0 0-0 12.c4 Be6) 8.Nf3 Be7 9.c3 Ne3 10.fe3 Qa5 11.Qb3 Bd7 12.0-0 Rc8; B) 7.ab4 Nf5 8.b5 Ne3 9.fe3 Qh4 10.Ke2 Ne7 11.Nf3 Qh6 12.g4 f5; C) 7.c3 Nf5 (7...bc3 8.Nc3 Nf5 9.Bb5 Bd7 10.Nge2 Qc7 11.0-0 Rc8 12.Qb3 a6) 8.ab4 Ne3 9.fe3 Qh4 10.Ke2 Be7 11.Nf3 Qg4 12.b5 Nd8; D) 7.Nf3 Nf5 8.Bd3 Ne3 9.fe3 Bd7 10.0-0 Be7 11.c3 Qa5 12.Qb3 Rc8.

6.Bd3 Nge7 7.Ne2 Nf5 8.0-0 Bd7 (8...Ne3 9.fe3 Qg5 10.Nf4-/+) 9.Nd2 Rc8 10.Bf5 ef5 11.Nf4 Be6 12.Nh5 Na5 13.Nb3 (13.Re1 Nc4-/+) 13...Nc4 14.Nc5 Qc7 15.Qf3 h6 16.Ne6 (16.Rab1 Rg8-/+) 16...fe6 17.g4 (17.Rac1 Qf7-/+) 17...Qf7 (17...g6 18.Nf6 Kd8 19.gf5 gf5 20.Kh1-+) 18.Nf4 (18.gf5!? Qf5 19.Qf5 ef5 20.Nf4-/+) 18...Be7-+ 19.Kh1 0-0 20.Rg1 g5 21.h4? (21.gf5 Qf5 22.Rac1 Kh7-+) 21...Kg7 (21...gf4 22.gf5 Kh7 23.fe6-+) 22.Rg2? (22.gf5 Qf5 (22...Ne3?! 23.f6 Bf6 24.ef6 Kh8 25.hg5=) 23.Rg2 Kh7 24.hg5 Bg5-/+ (24...hg5?? 25.Qh5 Kg8 26.Ng6+-; 24...Ne3?! 25.g6 Kg8 26.fe3+=)) 22...Na3 (better is 22...gf4 23.gf5 Kh7 24.fe6 Qe6 25.Bf4 Nd2-+ (25...Bh4?! 26.Rh2-/+)) 23.Rag1 Rg8?? (better is 23...Rh8-+) 24.Qe2 0–1. Fess,Klaus – Villing,Dieter (2230), RLP–ch Seniors, 2004. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6)

6.Bd3 Nge7 7.Ne2 Ng6 8.0-0 Be7 9.f4 0-0 10.c3 a6 11.c4 dc4 12.Bc4 b5 13.Bd3 f5 14.Nd2 Bb7 15.Rc1 Qd5 16.Qb3 Nd4! 17.Qd5 (17.Nd4 Qg2 Mate attack; 17.Bd4 Qg2 Mate attack) 17...Ne2 (17...Bd5 18.Nd4 Ba2 19.g4 fg4 20.Bg6 hg6 21.Nc6=) 18.Be2 Bd5 (18...ed5 19.Rc7 Bc8 20.Nb3=) 19.Rc2 Rfc8 20.Rfc1 Rc3! 21.Bd4? (21.Rc3 Ba2 Deflection (21...bc3 Passed pawn)) 21...Nf4 22.Bf3 Bf3 23.Bc3 Bc5 (23...Bc5 24.Kf1 Bg2 25.Ke1 Nd3 26.Ke2 Nc1 27.Rc1 bc3 28.Rc3 Bd4-+) 0–1. RedRaven – Per Aspera, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 e6)

6.Nf3 Nge7+= 7.Nh4 (7.Bd3 Nf5 8.0-0 Be7 9.c3 Ne3 10.fe3 0-0 11.a3 ba3 12.Na3 h6; 7.a3 Nf5 8.Bd3 Ne3 9.fe3 Qa5 10.0-0 Be7 11.c3 Bd7 12.Qb3 Rc8; 7.c4 Nf5 8.Nbd2 Be7 9.Bd3 0-0 10.0-0 Ne3 11.fe3 Bd7 12.Rc1 Rc8) 7...Rg8 (7...Qb6 8.Nd2 Bd7 9.Nb3 Ng6 10.Ng6 hg6 11.Be2 a5 12.0-0 a4; 7...h6 8.Bd3 g5 9.Nf3 Nf5 10.h3 Bd7 11.Nbd2 Ne3 12.fe3 h5; 7...Bd7 8.Nd2 Ng6 9.Ng6 hg6 10.Nf3 Be7 11.Bd3 Rc8 12.0-0 Na5) 8.Qg4 Nf5 9.Nf5 ef5 10.Qg3 g5 11.h4 Qa5 12.Nd2 f4.

6.Nf3 Nh6 7.Bd3 Nf5 8.a3 Ne3 9.fe3 Be7 10.0-0 Qb6 11.ab4 Nb4 12.c4 dc4.

5.Be3 Bf5

6.Nd2 Rc8 7.Ngf3-/+.

6.Nd2 e6 7.Ngf3 Rc8-/+.

6.Nd2 e6 7.Ngf3 h6 8.h3 Nge7 9.Nb3 a6 10.a4 (10.Rb1 Be4-/+) 10...Nc8 (10...ba3 11.Ra3 Be4 12.Nbd2-/+) 11.a5 N8a7 12.Qd2 Nb5 (12...Rc8-/+) 13.Nh2? (better is 13.Bb5!? ab5 14.Qe2+=) 13...Nc3 14.f3 (14.Bd3 Bd3 15.Qd3 Be7-/+) 14...Be7-+ 15.g3 0-0 16.Ng4 b6 17.ab6 Qb6 18.Bh6 gh6 19.Qh6 (19.Nh6 Kg7 20.Nf5 ef5 21.Qf4-+) 19...Qc7?? (19...Nd4 20.Nd4 Qd4 21.Nf6 Bf6 22.ef6 Qe5 23.Kf2 Ne4 24.fe4 Qd4 25.Ke1 Qa1 26.Ke2 Qf6 27.Qf6 Be4 28.Qg5 Kh7 29.Rh2+-) 20.Nf6? (better is 20.f4 f6 21.ef6-/+) 20...Bf6-+ 21.Qf6 Qd8 22.Qh6 Bc2 23.Kd2 (23.Nc5 Nd4 24.Qe3-+) 23...Bb3 24.Bd3 Ne4! 25.fe4 (25.Be4 de4 Combination; 25.fe4 de4 Passed pawn) 25...de4 (better is 25...Ne5 26.de5 de4 27.Qe3 Qd3 28.Qd3 ed3 29.Rhb1-+) 26.Be4 (26.Rhe1 Bd5 27.Be4 Be4 28.Re4 Ne5 29.Rh4 Nf3 30.Kd3 Qh4 31.gh4+/-) 26...Qd4 27.Bd3 Rfd8 28.Qh7 Kf8 29.Rhf1 Ne5 30.Qh8 Ke7 31.Qf6 Kd7 32.Rf3 Nf3 33.Qf3 Qa1 34.Qf7 Kc8 35.Qf3 Qd1! 36.Qd1 Rd3! 37.Kd3 Bd1 38.g4 a5 39.Kd4 b3 40.Ke5 b2 41.g5 b1Q (41...b1Q 42.Kd4 Qb4 43.Ke3 Qc3 44.Kf2 Qf3 45.Kg1 Qg3 46.Kf1 Kd7 47.h4 Rf8) 0–1. qr19kaash – tonnerre (1960), gameknot.com, 2011. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Nd2 e6 7.g4 Bg6 8.h4 h5 9.g5 Nge7 10.Be2 Nf5-+ 11.Nb3 Rc8 12.Bf4 Qb6 13.Nf3 a5 14.Be3 (14.Bd3 a4 (14...Nfd4 15.Nbd4 Bd3 16.Qd3+/-) 15.Nc1 Ncd4 16.Nd4 Nd4-+) 14...a4 15.Nc1 (15.Nbd2 Be7-+) 15...Na5 (15...Be7 16.Rf1-+) 16.Nd3 (16.Bd3!?-/+) 16...Nc4-+ 17.Qc1 Nfe3 (17...Nfe3 18.fe3 Na3-+) 0–1. Panchenko,Alexander N (2465) – Dovzhenko, Yalta op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Nd2 e6 7.g4 Bg6 8.h4 h5 9.g5 Nge7 10.Ne2 Nf5 11.Bg2 Be7 (11...Ne3 12.fe3 Rc8 13.Nf4-/+) 12.Nf3 Rc8 13.Bf4 (better is 13.Nf4!?-/+) 13...0-0 14.0-0 Qb6 15.Rb1 (15.Re1 Rfd8-+) 15...a5 (15...Qa6 16.Bh3-+) 16.Qd2 (16.a4 Nb8 17.Bd2 Nc6-+) 16...Qa7 (16...Na7 17.Rfd1-+) 17.Rfe1 (17.Rfd1 Qb8-+) 17...Rc7 (17...a4 18.Rec1-+) 18.Be3 Rfc8 19.Rb2? (19.Nf4!? Bh7 20.Rec1 a4-+) 19...a4 (19...Ne3!? and Black can already relax 20.fe3 a4 21.Nf4-+) 20.Ra1?? the position was bad, and this mistake simply hastens the end 20…Na5 (20...Na5 21.Qc1 a3-+) 0–1. Straub,Peter (2090) – Becker,Peter, Augsburg Afro op, 2001. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4)

6.Bd3 Bd3 7.Qd3 e6 8.Ne2 Qd7 9.0-0 Nge7 10.a3 Nf5 11.ab4 Nb4 12.Qd2 Be7 13.c3 Nc6 14.Qd3 0-0 15.h3 b5! 16.Nd2 (16.Qb5 Ne3 Combination) 16...Qb7 Black prepares the advance b4 17.Nf4 Rfd8 18.g4 Nh4 19.f3 a5 Black intends b4 20.Bf2 b4 21.Bh4 Bh4 22.Nh5 bc3 23.Rfb1 Qa7 24.Nb3 Ne5 25.Qc3 Nc4 26.Na5 Na5 27.Rb5 Rac8 28.Qb2?? Rc2! 29.Qb4 Qc7 (29...Qc7 30.f4 Bf2 31.Kh1 Rc1 32.Kg2 Ra1-+) 0–1. Frink,Ferenc (2195) – Szalai,K (2410), Arad ROM, Romania Open, 2012. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4)

6.Bd3 Bd3 7.Qd3 e6 8.Ne2 Nge7 9.0-0 Ng6 10.f4 Nge7 11.Nd2 Nf5 12.g4 Ne3 13.Qe3 g6 14.Rad1 Bh6 15.Nf3 Qa5 16.Qb3 Qa6 17.Rf2 b5 18.g5 Bf8 19.c3 Rc8 20.h4 Na5 21.Qb2 bc3 22.Nc3 b4 23.Nb1 Nc4 24.Qb3 Be7 25.h5 Rb8 26.Nh2? (26.Rh2 gh5 27.Rh5 Qc6-/+) 26...Qb6 (26...gh5 27.Qh3-+) 27.Ng4 gh5 28.Nf6 Bf6 29.gf6 Rg8 30.Kh2 h4 31.Qd3 (31.Rg2 Rg6-+) 31...Rg6 32.f5? (32.Rc2 Rg3 33.Qh7 Ne3-+) 32...Rg3 (32...Ne5!? 33.Qd2 Ng4 34.Kg1 ef5 35.Re2 Kd7 36.Kh1 Nf6 37.Re5-+) 33.Qe2 Ne3 34.Rd2 Ng4 35.Kh1 Nf2 (35...Nf2 36.Qf2 Rc8-+) 0–1. RedRaven – joselopescruz, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Bd3 Bd3 7.Qd3 e6 8.Ne2 Nge7 9.Ng3 Ng6 10.0-0 Be7 11.Nd2 0-0 12.f4 f5 13.Ne2 Qc7 14.Rfc1 Rfc8 15.Nb3 Na5 16.Na5 Qa5 17.Bd2 Qc7 18.c3 bc3 19.Rc3 Qd7 20.Rac1 Bd8 21.Rc8 Rc8 22.Rc8 Qc8 23.Qc3 (23.Bb4 Qc4 24.Qd2 Bb6-/+) 23...Qc3 (23...Qc4 24.Kf2-/+) 24.Bc3 Kf7 25.Kf2 Ke7 26.g3 Kd7 27.Ke3 Kc6 28.a4 (28.Bb4 Bc7-/+) 28...b5 29.ab5 Kb5 30.Kd3 Ne7 31.h3 Nc6 32.g4 g6 33.g5 Nb4 34.Kd2 Kc4 35.h4 (35.Bb4 Kb4 36.Kd3 a5-+) 35...Bb6 36.Bb4 Kb4 37.Kd3 Kb3 38.Nc1 Kb2 39.Ne2 Ba5 40.Ng3 Be1 41.Ne2 a5 (41...a5 42.Ng1 a4-+; 41...Bh4?! 42.Nc3+=) 0–1. Wenske,Hardy – Ehrlich,Tim, Bielefeld Gr6, 2006. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Bd3 Bd3 7.Qd3 e6 8.Ne2 f6 9.ef6 Nf6 10.0-0 Bd6 11.Nd2 0-0 12.h3 Rc8 13.Bf4 Na5 14.Qe3 Qd7 (14...Rc2?! 15.Qe6 Rf7 16.Rac1 Rc1 17.Rc1+=) 15.Bd6 Qd6 16.c3 Nc4 17.Nc4 Rc4 18.cb4 Rb4 19.Rab1 Rb1 20.Rb1 b6 21.Rc1 Re8 22.Ng3 e5 23.Nf5 Qd7 24.Qg5 Ne4 25.Qg4 Nf6 26.Nh6 Kh8 27.Qd7 Nd7 28.Rc7 gh6 29.Rd7 ed4 30.Kf1 (30.Ra7?? d3 31.Rd7 Re1 32.Kh2 Re5-+) 30...Re5 31.f4 (31.Ra7?? d3 32.f4 d2 33.fe5 d1Q 34.Kf2 Qd4 35.Kf3 Qe4 36.Kf2 d4-+) 31...Rf5 32.Ke2 Rf4 33.Ra7 Re4 34.Kd3 Re1 35.Kd4 Rd1 36.Ke5 d4 37.Kf6 Rf1 38.Ke5 d3 39.Rd7 ½–½. Lipien,Wieslaw (2095) – Khamidov,Komil (1930), Rubinstein Memorial op–B Poland, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Ne2 e6 7.Ng3 Nge7 8.Be2 Bg6 9.0-0 Rc8 10.f4 (10.Nd2 Nf5 11.Nf5 Bf5-/+) 10...h5! 11.h4 (11.Bh5 Nf5 Decoy; 11.Nh5 Nf5 Decoy) 11...Nf5 12.Nf5 Bf5 13.g3 g6 (13...Be7 14.Nd2-+) 14.Nd2 (14.a4 Bg7-/+) 14...a6 (14...Be7 15.Nf3-/+) 15.Nb3 (15.Rb1 Qa5-/+) 15...Na5 (15...Be7 16.Bd3-/+) 16.Rc1 (16.Nc5 Bg4-/+) 16...Rc3 (16...Nc4 17.Bd2-/+) 17.Kf2 (17.Bf2 Nc4-+) 17...Nc4 18.Bd2 Nd2 19.Qd2 Be7 (19...Qc7 20.Bd3-/+) 20.Bd3-+ Qc7 21.Rfe1 (21.Kg2 Bd3 22.cd3 0-0-+) 21...Bg4 22.Re3 (22.Kg2 0-0-+) 22...0-0 23.Be2 (23.Kg2 Rc8-+) 23...Re3 (23...Bf5 24.Kg1-+) 24.Qe3 Be2 25.Qe2 Rc8 26.Kg2 Qc3 27.Kh2 Qb2 28.f5 gf5 29.Qd1 b6 30.Na1 Rc4 31.Rb1 Qd4 32.Qh5 Qf2 33.Kh3 Rg4 (33...Rg4 34.Rb3 Qg1 35.Qg4 fg4 36.Kg4 Qa1-+) 0–1. Ivkovic,Dusan – Bogdanovic,Rajko, JUG–13ch Sarajevo, 1958. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Ne2 e6 7.Ng3 Bg6 8.h4 f5 9.Ne2 Be7 10.h5 Bf7 11.Nf4 (11.c3 bc3 12.Nbc3 a6-/+) 11...Qb6 (11...Nh6 12.Be2 g5 13.hg6 hg6 14.a3-/+) 12.Be2 (12.c4 Bg5 13.Nd2 Bf4-/+) 12...0-0-0 (12...Rc8!?-/+) 13.Kf1 Nh6 14.a3? (14.c3 Ng4 15.Bg4 g5=) 14...Rhf8?? (14...g5 15.ab4 gf4 16.Bf4 Ng4-+ (16...Bb4 17.Bh6 Nd4 18.c3 Ne2 19.Qe2-/+)) 15.ab4 Bb4 (15...Qb4!? 16.Rh3 Ng4 17.Bg4 fg4+=) 16.c3 ½–½. Mola,Pietro (2260) – Del Dotto,Riccardo (2175), Porto San Giorgio op, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Ne2 e6 7.Ng3 Bg6 8.h4 f5 9.Ne2 Bh5 10.f3 Be7 11.Bf2 Bf7 12.Nf4 Qb6 13.Bd3 0-0-0 (13...Nh6!?-/+) 14.Nd2 g5 (14...Nh6 15.Rb1+=) 15.hg5= Bg5 (15...Nd4? 16.g6 Bg6 17.Ng6 hg6 18.Rh8+-) 16.Ne2 h5 17.Rb1 Qc7 18.a3 ba3 ½–½. Arbakov,Valentin – Suetin,Alexey S, Moscow (Russia), 1981. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Ne2 e6 7.Ng3 Bg6 8.h4 f6 9.h5 Bf7 10.f4 Nh6 11.Nd2 fe5 (11...Be7!?-/+) 12.fe5+= Be7 13.Nf3 Ng4 14.Bf4 0-0 15.Bd3 Be8 16.Qd2 h6 17.Ne2 Na5 18.Nh2 Nc4 (18...Nh2 19.Rh2 Nc4 20.Bc4 dc4 21.Bh6 gh6 22.c3-+) 19.Qc1 (19.Bc4 Nh2 20.Bd3 Bh4 21.Kd1 Ng4-/+) 19...Bh5 (19...Nh2!? 20.Rh2 Qa5 21.Bc4 dc4 22.Bh6 gh6 23.Qh6 b3 24.c3-+) 20.Ng4-/+ Bg4 21.Bh6 Bf5 (21...gh6 22.Qh6 Bf5 23.Bf5 Bh4 24.Rh4 (24.Qh4?! Qh4 25.Rh4 Rf5=) 24...Qh4 25.Qh4 Rf5 26.Nf4+-) 22.Qf4 Bh3?? (22...gh6 23.Bf5 A) 23...Rf5? 24.Qh6 Kf7 25.Nf4+-; B) 23...ef5?? 24.Qh6 Bh4 25.Rh4+- (25.Qh4?! Qh4 26.Rh4 Rac8+=); C) 23...Bg5 24.Be6 Kh7-/+) 23.Qh2+= Bh4 24.g3 Bf5 25.Bc1 Be7 26.Nf4 Qe8?? (better is 26...Ne5 27.de5 Qc8+-) 27.Qh8 Kf7 28.Bf5 (28.Bf5 Bf6 29.Bg6 (29.ef6?? ef5 30.Kd1 Rh8-+) 29...Ke7 30.ef6 Kd6 31.Be8 Rh8 32.Rh8 gf6 33.Nh5+-) 1–0. Isolfsson,E – Olafsson,B, Iceland CCYB, 1990. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

6.Ne2 Bg4 7.f3 Bd7 8.Nf4 +=.

6.Nf3 Rc8-/+.

6.Nf3 e6-/+.

6.g4 Be4 7.f3 Bg6 8.Ne2-/+.

6.g4 Bg6 7.Ne2 (7.Nf3 Rc8-/+) 7...e6 8.Ng3 (8.Nf4 Nge7-/+) 8...Be7 (8...Rc8 9.h4 Nb8 10.Bd3-/+) 9.f4 Be4 (9...Qd7 10.Nd2-/+) 10.Rg1 (10.Ne4 de4 11.Bg2 Bh4 12.Ke2 Qd5-/+) 10...Bh4-/+ 11.Nd2 Nge7 (11...Bg6 12.Nf3-/+) 12.Bh3 (12.Nde4 de4 13.Bb5 0-0-/+) 12...Qb6 (better is 12...Bg6-/+) 13.Nf3? (better is 13.Nde4!? de4 14.Bf2-/+) 13...Bf3-+ 14.Qf3 Nd4 15.Bd4 Qd4 16.Ke2 Bg3 (16...Rc8 17.Rgc1-+) 17.hg3 Rc8 18.Qd3 Qd3 (18...Qc5 19.Rgc1-+) 19.Kd3 (19.cd3 f6-+) 19...h5 (better is 19...Rc3 20.Kd2-+) 20.g5 (20.Kd2 hg4 21.Bg4 Rh2 22.Be2 Nf5-+) 20...h4 21.Kd2 hg3 22.Rg3 Rc3! (22...Rc3 23.Rc3 bc3 24.Kc3 Rh3 25.Kd2 d4-+) 0–1. Klasan,E (2095) – Saric,Iv (2335), Goodbye Summer Open, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Bf5)

5.Be3 Nh6-+

6.a3 Nf5 7.ab4 Nb4 8.c3 Nc6 9.Bd2 g6 10.g4 Ng7 11.h4 (11.Bg2 Ne6-/+) 11...h5 12.g5 Bg4 13.Qb3 Rb8 14.Na3 a6 15.Nc2 Be6 (15...e6 16.Bg2-/+) 16.Ne2 (16.Bg2!?=) 16...Bf5+= 17.Ne3 Be4 18.Rh3 e6 19.Ng3 Bf5 (19...Bf3 20.Bd3+=) 20.Ngf5= Nf5 21.Nf5 ef5 22.Bg2 Ne7 23.c4 dc4+= 24.Qc4 Bg7 25.f4 0-0 26.d5 Qb6 27.Rb3+= Qg1 28.Qf1 Qa7 29.Ra5 Rbc8 30.Be3 Qa8 1–0. Kadas,Gabor (2270) – Leviczki,Tamas, Nyiregyhaza op, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

6.Bd3 Bf5 7.Bh6+= Bd3 8.Qd3 gh6 9.Ne2 (9.Nf3 Rc8+=) 9...e6 (9...Rc8 10.0-0+=) 10.0-0 (10.Nd2 Rc8+=) 10...Bg7 (10...Rg8 11.f4+=) 11.f4 (11.a3 ba3 12.Na3 f6=) 11...f6+= 12.Nd2 (12.a3 ba3 13.Na3 0-0+=) 12...0-0 13.Qh3 (13.a3 ba3 14.Ra3 a5+=) 13...Qe7 14.a3 Rae8 (14...b5 15.ab4 Nb4 16.c3=) 15.ab4= Qb4 16.c3 Qe7 (16...Qb2 17.Rfd1=) 17.Qd3 (17.Nf3 Ra8=) 17...fe5 (17...Rc8 18.Qg3=) 18.fe5 Qg5 (18...Rf1 19.Rf1 a5 20.c4=) 19.Nf3 (19.c4 Nb4 20.Qc3 dc4 21.Nc4 Nd5+=) 19...Qg6 20.Qd2 (20.Qe3 h5=) 20...h5 (20...Rf7 21.Nf4 Qg4 22.Nd3=) 21.Nh4 (21.Nf4 Qg4 22.Nd3 Rf7=) 21...Qg4 (21...Rf1 22.Rf1 Bh6 23.Qb2=) 22.g3 (22.Nf3 Rf7=) 22...Rf1+= 23.Rf1 Rf8 24.Rf8 (24.Qb2 Ne7+=) 24...Kf8 (24...Bf8 25.Qb2+=) 25.Nf4 (25.Qd3 Qe4 26.Qe4 de4=) 25...Ke8 (25...Bh6!?+=) 26.Qd3= Bh6 27.Nhg2 (better is 27.h3 Qg8 28.Nh5=) 27...Qf5?? (27...Bf4!? 28.Nf4 h4+=) 28.Qb5?? (better is 28.Qf5 ef5 29.Nd5+-) 28...Qf7+= 29.Qe2 h4-/+ 30.Nh5 hg3 31.hg3 a5 32.Ngf4 Bf4-+ 33.Nf4 Kd7 34.Qb5 Kc7 35.Kf2 Qe7 36.Ke3 h5 37.c4? dc4?? 38.Qc4+= Qa3 39.Ke4 Qg3+= 40.Ne6 Kb8 41.Nc5 Qg4-/+ 42.Kd5?? Ne7-+ 43.Kd6 Nf5 44.Kd7 Qg7 (44...Qg7 45.Ke6 Qg6 46.Kd7 Qc6 47.Kd8 Qc8) 0–1. Flatten,A – Ellers,Holger, Porz op28, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Nh6)

6.Bd3 Nf5-/+ 7.Nf3 g6 8.0-0 Bg7 9.a3 0-0 10.ab4 Ne3 11.fe3 Nb4 12.Be2 Bf5 13.Ne1 (13.Na3 Rc8 14.c3 Nc6+=) 13...Qc7 (13...Bh6 14.Ra3-/+) 14.Na3 a6 15.c3? (better is 15.Qd2 Nc6 16.Bf3-/+) 15...Qc3-+ 16.Rf3 Be4 17.Rh3 Rac8 (17...b5 18.Kf1-+) 18.g4 (18.Bg4 Rc7-+) 18...f6 19.e6 f5 20.Rg3 f4 21.Rh3 f3! 22.Ng2 fg2 23.Nb5 ab5 24.Bb5 Qb2 25.Qe1 Nc2 26.Rb1 Qd4! 27.Qh4 h6 (27...h6 28.Qh6 Bh6 29.ed4 Bg7 30.Rh8 Bh8 31.h4 Bd4 32.Kh2 Rf2 33.Rb3 g1Q 34.Kg1 Rd2 35.Re3 Be3 36.Kf1 Rf8) 0–1. Huettemann,Ralf (1945) – Jeric,Simon (2325), Feffernitz Raika op, 2005. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Be3 Nh6)

6.Nf3 Nf5 -+.

6.Bh6 gh6 7.Nf3 a5 (7...Qb6 8.c4 dc4 9.Bc4-+) 8.a3-/+ ba3 9.Na3 Bg4 (9...Rg8 10.c4 Bg4 11.Nb5 dc4 12.Bc4-/+) 10.Bb5 (10.Nb5 Bg7-/+) 10...e6-/+ 11.0-0 (11.Bc6 bc6 12.0-0-/+) 11...Rc8 (11...Rg8!?-/+) 12.h3 (12.c3 Bh5+=) 12...Bh5 13.Qd3 (13.c3 Rg8+=) 13...Bg7 (13...Be7 14.c3+=) 14.Nh2 (14.Rfb1 b6+=) 14...0-0 15.Qd2 (15.Bc6 Rc6 16.Ng4 Qe7-/+) 15...Qh4 (better is 15...f6!? 16.Bc6 bc6-/+) 16.c3 (16.f4 Bg6+=) 16...Qg5 (16...f6 17.ef6 Bf6 18.Qe3-/+) 17.f4+= Qg3 18.Bd3 (18.Nc2 Bg6 19.Ne3 Be4=) 18...f6 (18...a4 19.Nb5 Ra8 20.Ng4=) 19.Nb5 fe5 20.fe5 (20.de5 Rf7 21.Rae1 Rcf8=) 20...b6 (20...Qg5 21.Qg5 hg5 22.g4+=) 21.Nd6 Ra8 (21...Rcd8 22.Ng4 Bg4 23.hg4 Qg4 24.Qe3=) 22.Rab1 (22.Ng4 Bg4 23.hg4 Qg4+=) 22...Rab8 (22...Ne5!? 23.de5 Be5 24.Rf8 Rf8-+) 23.Rf8= Bf8 24.Bb5?? (better is 24.Rf1 Bg7 25.Rf2=) 24...Ne5!-+ (24...Bd6?! 25.ed6 Qd6 26.Qh6=) 25.de5 Qe5 (25...Qe5 26.Ne8 Be8-+) 0–1. giveaway (2370) – huimre (2770), net–chess.com, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Nh6-+)

6.Bh6 gh6 7.Nf3 Bg7 8.Be2 f6 9.ef6 Bf6 10.0-0 Rg8 11.Re1 Bh3 12.g3 Qb6 13.c3 0-0-0 14.a4 bc3 15.Nc3 Nd4 16.Rb1 Qc5 17.Nb5 Nb5 18.Bb5 Kb8 19.Qb3 Qb6 20.Qd3 Qd6 21.Nd4 Rdf8 22.Nc6 Ka8 23.Nd4 Bh8 24.Qh7?? Bd4 25.Re7 Rg3! (25...Rg3 26.hg3 Qg3 27.Kh1 Qg2) 0–1. Lonyuk,Bohdan – Jenneborg,Seved (1715), 14. LSS No Engine Cup Preliminary, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

6.Bh6 gh6 7.g3 Qb6 8.Ne2 Bg4 9.Bg2? (better is 9.c3!?-/+) 9...Be2-+ 10.Qe2 Qd4 (10...Nd4?! 11.Qd2-+) 11.c3 bc3 12.Na3 Qe5 13.Nb5 Rc8 14.f4 Qe2 15.Ke2 Bg7 16.Rac1 d4 17.Rhd1 Nb4 18.Bb7 Rb8 19.Nd4 Rb7 20.Rc3 Nd5 (20...Na2?! 21.Rc8 Kd7 22.Rc2-+) 21.Rc5 e6 22.Kf3 Bd4 23.Rd4 Ke7 24.f5 Kd6 25.Rdc4 Ke5 26.fe6 fe6 (26...Ke6?! 27.Rc6 Kd7 28.Rh6-+) 27.Re4 Kd6 28.Ra5 Rf8 29.Kg2 Rb2 30.Kh3 Rff2 31.Ra6 Kc5 32.Ree6 Rh2 33.Kg4 h5 34.Kg5 Ra2 35.Rac6 Kd4 36.Rcd6 (36.Ra6 Ra6 37.Ra6 Nc3-+) 36...Rh3 37.Re7 (37.g4 Rg2-+) 37...Rg3 38.Kh6 Rg6! 39.Rg6 hg6 40.Rd7 h4 0–1. RedRaven – lonewolf, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Nh6)

6.Bh6 gh6 7.h3 Qb6 8.Nf3 Bf5 9.Bd3 Be4 (9...Nd4? 10.Nd4 Bd7 11.Nf3+-) 10.e6 fe6 11.Be4 de4 12.Ne5 Ne5 (12...Nd4?! 13.c3 bc3 14.Qh5 Kd8 15.0-0+=) 13.de5 Rg8 14.0-0 Rg5 15.Nd2 Rd8 (worse is 15...Re5 16.Nc4 Qc7 17.Ne5 Qe5 18.Rb1+/-) 16.Qe2 Re5 17.Nf3 Qb5 (17...ef3?! 18.Qe5 Rd5 19.Qb8 Kf7 20.Qf4 Rf5 21.Qe4 fg2 22.Kg2+=) 18.Qb5? (better is 18.Rae1!? Qe2 19.Re2-/+) 18...Rb5-+ 19.Nh2 Rd2 20.Rae1 Rc2 21.Re4 Ra2 22.Nf3 Bg7 23.Re6 Ra1 24.Ra1 Ba1 25.Rh6 (25.Kf1 Bc3 26.Re3 a5-+) 25...a5 (better is 25...Bc3 26.Re6 b3 27.Re2-+) 26.Nd2 a4 27.Rh7 (27.Re6 Bc3 28.Nc4 Rc5-+) 27...b3 (better is 27...Bc3!? 28.g3-+) 28.Rh4 Rd5 29.Ra4 Be5 (29...Be5 30.Nf1 Bc3-+; 29...Rd2?! 30.Ra1 b2 31.Rb1+=) 0–1. Bruscato,Rodrigo – Borges,Rodrigo Da Silva (2200), Porto Alegre BRA, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Nh6)

6.Bh6 gh6 7.Qh5? Nd4 (7...Qb6 8.Qd1 Qd4 9.Qd4 Nd4 10.Bd3-+) 8.Bd3 (better 8.c3 bc3 9.Nc3-+) 8...Rg8 9.g3 (9.Nf3 Nc6 10.h3 Rg2 11.Bf1-+) 9...Bg4 10.Qh4 Qc7 11.Kd2 b3! 12.ab3 (12.cb3 Qa5) 12...Rd8 (better 12...e6 13.f3 Be7 (13...Bf3?! 14.Bb5 Nb5 15.Nf3-+) 14.Qg4 Rg4-+) 13.h3= (worse 13.Ra7 e6 (13...Qe5 14.Rb7 Bc8 15.Rb4=+) 14.Ke1 h5-+ (14...Qe5?! 15.Kf1-+)) 13...Nf5 14.Bf5 (14.Bb5 Rd7 15.Qg4 Rg4 16.hg4 Qe5-/+) 14...Bf5 15.Qa4 Rd7 16.Ra2 Rg6 17.Qf4 Ra6 18.Rb2? (18.Qf5 Ra2 19.e6 fe6 20.Qh5 Kd8 21.Nc3-+) 18...Be4-+ 19.f3?! (19.Nf3-+) 19...Bg7 20.fe4 (20.e6 fe6 21.Qc7 Rc7 22.fe4 Bb2 23.Ne2-+) 20...Be5 21.Qg4 The mate threat is Qg8 21...Rg6 (21...Rg6 22.Qf5 de4 23.Kc1 Rf6 24.Qd7 Qd7-+) 0–1. nline56 (1760) – leprechaun01 (2225), gameknot.com, 2017. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Be3 Nh6)

5.Nf3 Bf5

6.a3 e6 7.ab4 Bb4 8.c3 Ba5 9.Bd2 (9.Bb5 Nge7 10.Bg5 Bb6 11.Nh4 0-0 12.Nf5 ef5 13.0-0) 9...a6 (9...Nge7 10.Be2 0-0 11.0-0 Be4 12.Na3 a6 13.Ng5) 10.Na3 b5 (10...Nge7 11.Be2 0-0 12.0-0 h6 13.Nc2) 11.Qb3 (11.Be2 Nge7 12.0-0 0-0 13.Nc2) 11...Nge7 12.Nh4 (12.Be2 0-0 13.0-0) 12...Bg6 (12...0-0 13.Nc2) 13.Ng6 Ng6 14.Nc2 f6 15.f4 Kf7 (15...0-0 16.h3-+) 16.g3 Bb6 (16...Rf8 17.Bd3-/+) 17.Bd3 Na5 18.Qb1 Nc4 19.Ne3 f5 20.Ke2 Qc7 21.h4 Ba5 (21...Rhf8 22.h5 Ne7 23.g4-/+) 22.Bc4 dc4 (22...bc4 23.h5 Ne7 24.g4 fg4 25.Rg1-/+) 23.Qa2 Bb6-/+ 24.Rh3 Ne7 25.Rah1 Nd5 26.Qc2 a5?? 27.h5?? Ne3-+ 28.Be3 0–1. Van de Putte,Ben – Saligo,Lu (2150), 25th Open, Geraadsbergen BEL, 2009. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4)

6.Bb5 e6 7.0-0 Rc8 8.a3 a6 9.Bd3 Nge7 10.Bg5 Bg4 11.h3 Bf3 12.Qf3 Nd4 13.Qg3 Nef5 14.Qf4 (14.Qg4 h5 15.Qf5 ef5 16.Bd8 Kd8 17.Ra2 ba3 18.Rd1-+) 14...f6 15.ef6 gf6 16.Bh4 (16.Qd2 fg5 17.ab4 Qf6-+) 16...Rg8 (16...Nc2?! 17.Ra2 Ncd4 18.Qg4-+) 17.Re1 Nh4 (17...Nh4 18.Kh1 Ng2 19.Qd4 Ne1-+) 0–1. nrgjr2000 – lonewolf, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 d5 5.e5 Bf5)

6.c4 bc3! 7.Nc3 e6 8.Bd3 Bb4 9.Qc2 Bd3 10.Qd3 Bc3 11.Qc3 Qa5 12.Bd2 Qc3 13.Bc3 Rc8 14.Kd2 Nge7 15.Rhb1 Rc7 16.Rb3 Nc8 17.Rab1 Nb6 18.Kd3 Kd7 19.Ng1 Kc8 20.Ne2 Kb8 21.Be1 Rhc8 22.Ra1 Nd7 23.Rab1 f6 24.f4 fe5 25.fe5 Rf8 26.Nc3 a6 27.Nd5 ed5 28.Bg3 b5 29.a4 b4 30.e6 Nb6 31.Bd6 Re8 32.Bb4 Na8 (32...Re6?! 33.Bc5=; worse is 32...Nb4 33.Rb4 Re6 34.Rb6 Rb6 35.Rb6 Rb7 36.Ra6+/-) 33.Bd6 Kc8 34.Bc7 Nc7 35.Rc3 Re6 36.Rb6? Ne5! (36...Ne5 37.de5 Rb6-+) 0–1. Deambrosi,Ricardo – Bianchi,Albino Angel, LADAC XI ch–ARG fn, 1987. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bf5)

6.Bd3 Qd7 7.a3 (7.0-0 Bd3 8.Qd3 e6+=) 7...Bd3 8.Qd3 e6 9.0-0 Nge7 10.Nbd2 Ng6 11.Rd1 (11.ab4 Bb4 12.Ba3 0-0-/+) 11...Be7 (11...Rc8 12.ab4 Nb4 13.Qb3-/+) 12.Nf1 (12.ab4 Nb4 13.Qb3 Qc6-/+) 12...0-0 13.ab4 (13.Bg5 ba3 14.Be7 Qe7 15.Qa3 Qa3 16.Ra3 b5-/+) 13...Nb4 14.Qb3 (14.Qd2 Rfc8 15.c3 Nc6-/+) 14...Rfc8 15.c3 Nc6 16.Be3 (16.Bg5 Bg5 17.Ng5 b6-/+) 16...b6 (16...a5 17.N1d2-/+) 17.Ng3 (17.N1d2 Na5 18.Qb2 Qc7-/+) 17...Na5-+ 18.Qc2 Rc4 (18...Nc4 19.Nd2-+) 19.Nd2-/+ Rc7 (19...Rc6 20.Ne2-/+) 20.Nb3 (20.Qd3 Rac8 21.Ne2 Nc4 22.Nc4 Rc4-/+) 20...Nc4-+ 21.Nd2 Ne3 (21...a5 22.Nc4 Rc4 23.Rdb1-+) 22.fe3 Rac8 23.Ne2 Nh4 (23...Bg5 24.Qd3-/+) 24.Rf1 (24.Qd3 b5-/+) 24...b5 (24...Qb5 25.Rfe1-+) 25.Qd3 b4 26.cb4 Bb4 27.Nf3 Nf5 28.Ng5 Rc2 29.Rf2 Rd2 30.Qb1 h6?? 31.Qb4= Rcc2 32.Qb8 Rc8 33.Qb4 Rcc2 34.Qb8 Rc8 ½–½. attasantotjia (2295) – diggitus (2325), net–chess.com, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bf5)

6.Bd3 Bg6 7.h4 (7.Bg6 fg6 8.0-0 e6=) 7...Qb6 (7...Bd3 8.Qd3 Rc8 9.a3-/+) 8.h5 (8.Bg6 fg6 9.a3 e6+=) 8...Be4 (8...Bd3 9.Qd3 Rc8 10.Be3-/+) 9.Be3+= Nh6 (9...Rd8 10.Nbd2 Bd3 11.cd3+=) 10.Be4 de4 11.d5 Qa5 (better is 11...Qd8 12.dc6 Qd1 13.Kd1 ef3 14.cb7 Rb8 15.gf3 Rb7=) 12.dc6+/- Rd8 (12...b3!? 13.Qd2 Qc7+/-) 13.Nd4+- bc6 14.Qe2 (14.Nd2!? Qc7 15.e6 f5+-) 14...Qe5+/- 15.Nb3 (15.c3 Qd6+/-) 15...a5 (15...Nf5 16.Ba7 e6 17.g4+/-) 16.Qc4 (16.a4 e6+/-) 16...Qc7 (16...Qd5 17.Qd5 cd5 18.a4+/-) 17.N1d2 (17.Qe4 e6+/-) 17...Ng4 18.Qa6 (18.Qe4!? Ne3 19.Qe3+/-) 18...Ne3+= 19.fe3 Qg3 (19...f5 20.Nc4 (20.Na5 Qg3 21.Kf1 Rd2 22.Qc8 Rd8 23.Qc6 Kf7-/+) 20...g5 21.h6+/- (worse is 21.Qa5 Qg3 22.Kf1 Bg7+/-)) 20.Kf1 Qe3 21.Qc6 Rd7 22.Rh3 (22.Ne4 Qf4 23.Kg1 Qc7+-) 22...Qf4 23.Kg1 Qc7 24.Qc7 (better is 24.Qb5!? Qb7 25.a4+/-) 24...Rc7= 25.Ne4 a4 26.Na5 (26.Nbc5 e5 27.Na4 f5+=) 26...Rc2+= 27.Rd3 e6 28.Rad1= Be7 29.Rd7 f5+= 30.Nd6?? Kd7-+ 31.Nf5 Ke8 32.Ng7 Kf7 33.h6 Rb8 34.Rf1 Kg6 35.Ne6 Bc5 36.Kh1 Rb5 37.Nc6 Bf2 38.Nf4 Kh6 39.Ne7 Kg5 40.Nh3 Kf6 41.Ng8 Kg7 42.Nf2 Kg8 43.Ne4 Ra2 0–1. Blanchard,Esteban – Vernadet,Jacques, Paris op, 1993. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 d5 5.e5 Bf5)

6.Be2 e6 7.Nbd2 Qb6 8.Nb3 a5 9.a4 ba3 10.Ba3?? (better is 10.c3-/+) 10...Ba3-+ 11.Ra3 (11.0-0 Bb4 12.Ra4-+) 11...Qb4 12.Qd2 Qa3 13.0-0 Nge7 14.Nc5 Qb4 15.c3 Qb6 16.Bd3 Bd3 17.Qd3 a4 18.Rb1 Qc7 19.Rb7 Qa5 (19...Qc8 20.Rb2-+) 20.Rb1 (20.Rb5 Qd8 21.Nb7 a3 22.Nd8 a2-+) 20...0-0 21.Nb7 (21.Ng5 Nf5 22.g4 Qd8 23.Nge6 fe6 24.Ne6 Qh4 25.gf5 Qg4 26.Qg3 Qg3 27.hg3 Rf5-+) 21...Qa6 22.Qc2 Rfb8 (22...Rfb8 23.Nc5 Qc4 24.Rb8 Rb8-+) 0–1. Veganzonez Rojo,David – Sobrino Garcia,Roberto, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bf5)

6.Bd3 Bd3

7.Qd3 Rc8 8.0-0 +=.

7.Qd3 e6 8.0-0 Nge7 9.a3 Ng6 10.ab4 Bb4 11.Na3 0-0 12.c3 Be7 13.Nc2 a6 14.Ba3 (14.Bd2 Qc7-/+) 14...Ba3 15.Na3 (15.Ra3 f6-/+) 15...f6-+ 16.ef6 Qf6 17.Rfe1 (17.Qe3 Rae8 18.Nc2 e5 19.de5 Nce5 (19...Nge5?! 20.Ne5 Re5 21.Qd2-/+) 20.Ne5 Re5-+ (20...Ne5?! 21.Nb4-/+; 20...Qe5?! 21.Rae1-/+)) 17...Nf4 18.Qe3 Rae8 19.Ne5 (better is 19.g3 Qg6 20.Nh4-+) 19...Ne5 20.de5 Qg5 21.Qg3 Qh5 22.Qe3 (22.Ra2 Rf5 23.Qe3 Ref8-+) 22...Qg4 23.g3 (23.Qf3 Qf3 24.gf3-+) 23...Nh3 24.Kh1 Rf2 (24...Rf2 25.Rab1 Ref8-+) 0–1. rona81 (2095) – bassam71 (2010), gameknot.com, 2014.

7.Qd3 e6 8.0-0 Nge7 9.a3 Ng6 10.ab4 Bb4 11.c3 Be7 12.Ba3 0-0 13.Nbd2 Ba3 14.Ra3 Na5 15.h4 h6 16.Qe3 Qc7 17.h5 Ne7 18.g4 Nc4 19.Nc4 Qc4 20.Nd2 Qb5 21.f4 Qd7 22.Qh3 f5 23.g5 Kh8 24.Nf3 b5 25.Kf2 Rac8 26.Nh4 Kh7 27.Ra6 Rc6 28.Rc6 Qc6 29.Ng6 Re8 30.Qg3 Ng6 (better is 30...Ng8!?+=) 31.hg6 Kg8 32.gh6 gh6 33.Qh3 Qd7 34.Qh6 Qg7 35.Qg5 Qe7 36.Qh5 a5?? (better is 36...Qg7+=) 37.g7!+- Qd7 (37...Qg7 38.Qe8 Mate attack; 37...Kg7 38.Rg1 Mate attack) 38.Rg1 (38.Rh1 Qg7 39.Qe8 Qf8 40.Rg1 Kh7 41.Qf8 b4 42.Qg7) 38...Qc8 (38...Rd8 39.Qh8 Kf7 40.g8R Rg8 41.Qg8 Ke7 42.Rg7) 39.Qh8 (39.Rh1 Kg7 40.Qg5 Kf8 41.Rh8 Kf7 42.Qf6) 39...Kf7 40.g8Q! (40.g8Q Rg8 41.Qh7 Rg7 42.Rg7 Ke8 43.Qg8) 1–0. Loscos Vilafranca (2095) – Lopez Alaya (1945), Autonomico–chT, 2005. (=1.e4 c5 2.Nf3+= Nc6 3.b4 cb4+= 4.d4 d5 5.e5 Bf5)

7.Qd3 e6 8.0-0 Nge7 9.Bg5 Qb6 10.Nbd2 Nf5 11.c3 bc3 12.Rab1 Bb4 13.a3 cd2 14.Nd2?? (better is 14.Be3-+) 14...Qd4 15.Qd4 Nfd4 (15...Ncd4?! 16.Rb4 Ne2 17.Kh1-+) 16.ab4 Ne5 0–1. Sobrino Garcia,Roberto – Hernandez Velasco,Jesus, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bf5)

7.Qd3 e6 8.a3 ba3 (8...Nge7 9.ab4 Nb4 10.Qb3-/+) 9.Ba3+= Ba3 10.Na3 a6 (10...Nge7 11.0-0+=) 11.0-0 (11.c4 Nge7+=) 11...Nge7 (11...b5 12.Nb1-/+) 12.Rfb1 (12.Rfd1 b5-/+) 12...b5-/+ 13.c3 0-0 14.Ng5 (14.Rb2 Qc7-/+) 14...Ng6 15.f4 (better is 15.Qg3-/+) 15...h6 (15...Qc8 16.Qf3-/+) 16.Nh3? (better is 16.Ne6!? fe6 17.Qg6=) 16...Qh4-/+ 17.Rf1 Nge7 18.Qf3 (18.Nc2 Rfc8-/+) 18...Na5 (18...f6 19.ef6 Qf6 20.Qe2-+) 19.Nf2 Nec6 (19...Nf5 20.Rfb1-/+) 20.g3 (20.Ra2 b4 21.cb4 Nd4-/+) 20...Qe7 21.Ng4 (21.Nd3 Nb3 22.Ra2 b4-/+) 21...b4 (21...Qd7 22.Ne3-/+) 22.Nc2 (22.cb4!? Qb4 23.Nc2-/+) 22...Nc4-+ 23.Qd3 (23.Rf2 b3 24.Nce3 N6a5-/+) 23...b3-/+ 24.Nce3 N6a5 25.f5 ef5 (25...b2!? 26.Rab1 Qg5-/+) 26.Nd5 Qg5 27.Ngf6 gf6-/+ 28.Rf5 Qd2 29.Qe4 Rfd8 30.ef6 Qc2?? 31.Qg4 Kf8 32.Nc7 (32.Nc7 Qg2 33.Kg2 Ne3 34.Kh3 Ng4 35.Na8+- (35.Raa5?! b2 36.Rf1 Nf2 37.Kg2 Nd3+=; 35.Kg4?! Ra7 36.Rc5 b2+-; 35.Rfa5?! Nf2 36.Kg2 Rac8+/-); 32.Qg7 Ke8 33.Qg8 Kd7 34.Qf7 Kd6 35.Qe7 Kc6 36.Qc7 Kb5 37.Qc5) 1–0. Strejc,Josef – Rydl,Frantisek Jr, Chrudim op, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bf5 6.Bd3 Bd3)

5.Nf3 Bg4

6.a3 e6 7.ab4 Bb4 8.c3 Be7 9.Na3 Nh6 (9...Qa5 10.Qd3-/+) 10.Be2 Bf3 11.Bf3 Bg5 12.0-0 Bc1 13.Qc1 Nf5 14.g4 Nh6 15.h3 0-0 16.Nb5 f6 17.Re1? (better is 17.Be2-+) 17...fe5 18.de5 (18.Qe3 a6 19.Na3-+) 18...Rf3 19.Nd6 (19.Kg2 Qb6 20.Qb2 Raf8-+) 19...Rh3 (19...Qh4 20.Ne4 de4 21.Qc2 Qh3 22.Qe4 Ng4 23.Qf3 Qf3 24.Ra2-+) 20.Kg2 (20.g5 Ne5! 21.Re5 Qd6 22.Kg2-+) 20...Qh4 21.Qf4 Rf8 22.Qa4 Rf2 (22...Rf2 23.Kg1 Rh1) 0–1. Smith,J – Angelov,Angel (2220), Internet Section, 2004. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4)

6.Bb2 Qb6 7.Nbd2 Nh6 8.h3 Bf5 9.g4 Bg6 10.e6 fe6 11.Nh4 Nd4 12.Ng6 hg6 13.Nf3 Nc6 (13...Nf3 14.Qf3 Rd8 15.Bd3-/+) 14.Bd3 (14.Ng5!?-/+) 14...Ng4-+ 15.Bg6 Kd7 16.Qe2 Rh6 17.Rg1 Rg6 18.Rg4 Rg4 19.hg4 Rc8 20.0-0-0 Qa6 21.Qe3 (better is 21.Qe4!? Nb8 22.Ne5 Ke8 23.Qb4-+) 21...Qa2 22.Ng5 (22.Re1 e5 23.Ne5 Ne5 24.Qe5 Rc6 25.Qf5 Ke8-+) 22...Nd8 23.Rd2 b3 24.c3 (24.Qd3 bc2 25.Rc2 Rc2 26.Qc2 Qa6-+) 24...g6 25.f4 Qa6 26.Re2 Bh6 27.Nh3 Rc4 28.Rd2 (28.Rf2-+) 28...Ra4 29.Re2 Re4 (29...Re4 30.Qe4 de4-+) 0–1. Gimnopoulos,Lazaros (2170) – Konstantelias,Konstantinos (1915), Panellinio Protathlima op 1st, 2007. (=1.e4 d5 2.e5 c5 3.b4 cb4+= 4.d4 Nc6 5.Nf3 Bg4)

6.Bb2 Rc8 7.Bd3-/+.

6.Bb2 e6 7.Nbd2 Nge7 (7...Rc8 8.Bd3-/+) 8.Bd3 (8.Be2 Rc8-/+) 8...Nc8 (8...Rc8 9.0-0-/+) 9.0-0 (9.h3 Bh5+=) 9...Nb6 10.Rb1 (10.h3 Bh5+=) 10...Be7 (10...Rc8 11.h3 Bh5 12.Bb5-/+) 11.h3 Bh5 12.g4 (better is 12.c4!?+=) 12...Bg6-+ 13.Kg2 (13.Ne1 Bd3 14.Nd3 h5-+) 13...Rc8 (13...Bd3 14.cd3 h5 15.gh5 Rh5 16.Qb3-+) 14.Ne1 Nc4 15.Bg6 (15.Nc4 Bd3 Double attack (15...Bd3 Decoy); 15.Bc4 dc4 Combination) 15...hg6-+ 16.Nc4 dc4 17.c3 (17.Nf3 Qa5-+) 17...Qa5 18.Nc2 (18.Qc2 Qa2 19.Ra1 Qb3 20.Qb3 cb3-+) 18...bc3 19.Bc1 (19.Ba1 b5 20.Qe2 a6-+) 19...Qd5 (19...Rc7 20.a3-+) 20.f3 (20.Qf3 Qf3 21.Kf3 Rh3 22.Kg2 Rh4 23.Rb7 Nd4 24.Nd4 Rg4 25.Kf3 Rd4 26.Ra7 Rd3 27.Kg2 Bc5-+) 20...b6 21.Be3 b5 22.a3 a5 23.Bg1 (23.g5-+) 23...b4 24.ab4 ab4 25.Ne3 Qd4 0–1. Manolov,Ivan (2315) – Georgiev,Vladimir (2505), BUL–ch Plovdiv, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Bb5 e6 7.0-0 Qb6 8.Bc6 bc6 9.Be3 c5 10.c3 bc3?? (better is 10...Bf3 11.Qf3 bc3-/+) 11.Qa4+= Kd8 12.dc5 Bc5? (12...Qb2 13.Ng5 Nh6 14.Qa5 Kd7 15.Nc3 Qb7+/-) 13.Bc5 (13.Qg4?! g6 14.Ng5 Ke7 15.Bc5 Qc5+-) 13...Qc5 14.Qg4 g6 15.Rc1 Qe7 16.Nc3 f5 17.Qa4 Qd7 18.Nb5 Rb8 19.Qa5 Ke8 20.Nd6 Kf8 21.Nd4 Ne7 22.Rc7 Qd8 1–0. nrgjr2000 – blackcrowman, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 d5 5.e5 Bg4)

6.Bb5 e6 7.Be2 Bf3 8.Bf3 Nge7 9.h4? (better is 9.Bg4!?-/+) 9...Nf5-+ 10.Bg5 (10.Be3 Qb6 11.Bg4 Nfd4-+) 10...Be7 11.Be7 Qe7 (11...Nfe7?! 12.c3-+; 11...Nce7?! 12.g4 Nh6 13.c3-/+) 12.c4 (12.Be2 Nfd4 13.f4 f6-+) 12...Nfd4 (12...dc4?! 13.Nd2 c3 14.Bc6 bc6 15.Nf3-+) 13.cd5 ed5 (13...Nf3?! 14.Qf3 Ne5 15.Qg3-+) 14.0-0 0-0 (14...Qe5?! 15.Re1 Nf3 16.gf3+=; 14...Nf3?! 15.Qf3 Qe5 16.Nd2-+) 15.Bd5 Qe5 (15...Qh4?! 16.Re1 Qg5 17.Re4-+) 16.Bc6 Ne2 17.Kh1 Qa1 18.Bb7 Rae8 19.Bd5 Qf6 20.g3 Re5 21.Kh2 (21.Bg2-+) 21...Rd8 (21...Rd8 22.Bf7 Kf7 (22...Qf7?! 23.Qd8 Re8 24.Qa5-/+) 23.Qb3 Qe6 24.Qb4 Qa2-+) 0–1. edcz1 (1770) – conde7 (2500), gameknot.com, 2016. (=1.e4 c5 2.b4 cb4 3.Nf3 d5 4.e5 Bg4 5.d4 Nc6)

6.Nbd2 e6 7.Bb2 Nge7 8.Be2 h5 9.h3 Bf3 10.Nf3. Veganzonez Rojo – Rodriguez Izquierdo, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Nbd2 e6 7.Bb2 Nge7 8.h3 Bh5 9.Bd3 Rc8 10.0-0 Bg6 11.Nb3 Na5 12.Na5 Qa5 13.a3 Bd3 14.cd3 b3 (14...Nc6!?-/+) 15.Qb3= Qa6 16.a4 Nc6 17.Rfc1 Be7 18.Rc2 0-0 19.Qb5 (better is 19.Rac1=) 19...Nb4?? (better is 19...Qb5 20.ab5 Ne5 21.Rc8 Nf3 22.gf3 Rc8 23.Ra7 h5 24.Rb7 Bb4-/+) 20.Rc8+- Rc8 21.Qd7 (21.Qd7 Qc6 22.Qe7 Nd3 23.Ba3+-) 1–0. Suarez Navas,Luis E – Camacho Maldonado,Juan, PUR–ch, 1969. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4)

6.Be2 Qb6 7.Bb2 e6 8.0-0 Nge7 9.Nbd2 Ng6 10.c4 (10.h3 Bf3 11.Nf3 Nf4-/+) 10...bc3! 11.Bc3 Bf5 12.a4 (12.g3 Rc8-/+) 12...Bb4 13.Bb4 Qb4 (13...Nb4?! 14.a5 Qc6 15.g3=) 14.Qb3 0-0 15.Rfc1 Qb6 (15...Nf4 16.Bf1 Qb3 17.Nb3-/+) 16.Qe3 h6 17.Nb3 a5 (17...Rfc8 18.Nc5=+) 18.Nc5= Rfc8 19.Ne1? (19.h3!?=) 19...Nge7 (19...Qb2 20.Nf3 Nd4 21.Nd4 Rc5 22.Rc5 Qa1 23.Rc1-/+) 20.g4 Bh7 21.Ra3? (better 21.Nf3!?=+) 21...Qb4-+ 22.Nf3 (22.Rb3 Qd4 23.Rb7 Ng6-+) 22...Nd4 23.Nd4 Rc5 24.Rc5 Qc5 25.Rc3 (25.f3 Rc8-+) 25...Qb4 26.Rb3 (26.Bb5 Nc6! 27.Bc6 bc6 28.Rc6 Qa4 29.Rc1-+) 26...Qa4 27.Rb7 Nc6 (27...Nc6 28.Nc6 Qc6-+) 0–1. Trkulja,Zoran – Ponizil,Cyril, Vienna Open, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Be2 Qb6 7.Bb2 e6 8.0-0 Nh6 9.a3 Bf3 10.Bf3 ba3 11.Ba3 (11.Bc3 Nf5-+) 11...Qd4 12.Qd4 Nd4 13.Bd1 Ba3 14.Ra3 0-0 15.Nd2 (15.c3 Nc6 16.f4 Nf5-+) 15...Rfc8 16.c3 Nb5 17.Rb3 Nc3 18.Rb7 a5 19.Nb1 Nd1 20.Rd1 Ng4 21.f4 g5! 22.h3 (22.fg5 Ne5 Deflection) 22...Ne3 23.Re1 (23.Rd4 Rc2 24.Rd2 Rd2 25.Nd2 gf4-+) 23...gf4 24.g3 (24.Kf2 a4 25.Na3 Nc2 26.Nc2 Rc2 27.Kf3 a3-+) 24...a4 25.gf4 a3 26.Re3 (26.Nd2 a2 27.Nb3-+) 26...a2 0–1. alaamattar (2275) – rajagopal (2855), net–chess.com, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Be2 Qb6 7.Bb2 e6 8.0-0 Nh6 9.Nbd2 Be7 10.c4 bc3! 11.Bc3 0-0 12.Rb1 Qc7 13.h3 Bf5 14.g4? (better is 14.Rb2-/+) 14...Bb1-+ 15.Qb1 f6 16.Kh1 fe5 17.g5 (17.de5 Nf7 18.Bd3 Nfe5 19.Be5 Ne5 20.Ne5 Qe5 21.f4-+) 17...ed4 18.gh6 (18.Bd4 Nf5 (worse is 18...Nd4 19.Nd4 Qe5 20.N2f3 Rf3 21.Nf3 Qe2 22.Ng1-+) 19.Bc3 Rad8-+) 18...dc3 19.Bd3 (19.hg7 Kg7 20.Nb3 e5-+) 19...gh6 (19...cd2?! 20.Bh7 Kh8 21.hg7 Kg7 22.Qg6 Kh8 23.Qh5 Rf3 24.Bc2 Kg7 25.Rg1 Bg5 26.Rg5 Kf8 27.Qf3 Qf7 28.Qa3 Ne7 29.Qc3-+) 20.Bh7 Kh8 21.Rg1 cd2 (21...cd2 22.Qd3 d1B 23.Rd1 Nb4-+) 0–1. Sobrino Garcia,Roberto – Torres Herrero,Fernando, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Be2 Qb6 7.Be3 e6 8.0-0 Nge7 9.a3 Nf5 10.ab4 Bb4 11.c3 Be7 12.Bd2 0-0 13.h3 Bf3 14.Bf3 f6 15.ef6 Bf6 (15...gf6?! 16.Re1+=) 16.Na3 a6 17.Qc2? (17.Bg4 Be7-/+) 17...Qc7 (17...Nfd4 18.cd4 Nd4 19.Qb1 Qb1 20.Rab1-+ (20.Nb1?? Nf3 21.gf3 Ba1-+)) 18.Bd5 Ncd4?? (better is 18...Nfd4 19.cd4 ed5-/+) 19.cd4+- Qc2 20.Be6 Kh8 21.Nc2 Nd4 22.Nd4 Bd4 23.Rac1 Rae8 24.Bd7 Re2 25.Be3! Be3 26.fe3 Rd8 27.Rc8 Rc8 28.Bc8 g6 29.Bb7 Re3 30.Ba6 Kg7 31.Bc4 g5 32.Rf7 Kg6 33.Rd7 h6 34.Rd6 Kh5 35.Bf7 Kh4 36.Rd4 (36.Rd4 Re4 37.Re4 g4 38.Rg4) 1–0. DarkKnightsPawn – craig4000, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Be2 Qb6 7.Be3 e6 8.0-0 Nge7 9.Qd3 Bf5 10.Qd1 Be4 11.Ng5 (11.c4 bc3 12.Nc3 Bf3 13.Bf3 Nf5-/+) 11...Nf5 12.Ne4 de4 (12...Ne3?! 13.fe3 de4 14.Rf4=) 13.Nd2 (13.c3 Rd8-/+) 13...Ncd4 14.Rc1 (14.Bd4 Nd4 15.Ne4-+) 14...0-0-0 (14...Ne3!? 15.fe3 Nf5 16.Nc4-+) 15.Qe1 (15.Bg5 Be7 16.Be7 Ne7 17.Ne4 Kb8-/+) 15...Kb8 (15...Ne3 16.fe3 Nf5 17.Nc4-/+) 16.Ne4 Ne3 17.fe3 Nf5 18.Rf3 Bc5 (18...Qc7!?-/+) 19.Nc5 Qc5 20.Bd3 Nh6 (20...Qe5 21.Qb4 Rd7 22.Qe1-/+) 21.Rb1+= a5 (21...b3 22.Rb3 Qe5 23.Rf4+=) 22.Qg3= g6 23.Qg5 (23.Qh3 Nf5 24.g4 g5 25.Bf5 ef5 26.Rf5 Qc2+=) 23...Nf5+= 24.g4 h6 25.Qf4 Nh4 26.Rff1 g5 27.Qg3 Rhf8 (27...Rd7 28.Rb2-/+) 28.Rf6+= Rd5 29.Rbf1 Re5 30.Re6 fe6 31.Rf8 Ka7 32.Rf6 Re3-+ 33.Qf2 Re1 34.Bf1 Qf2 35.Kf2 Re4 36.Kg3 e5 37.Rh6 Re3 38.Kf2 Rf3 39.Ke2 Ra3 40.Rh5 Ra2 41.Kd3 Nf3 42.h4? Ne1 43.Ke4 Rc2 44.hg5?? b3 45.Bd3 Nd3 46.Kd3 Rg2 47.g6 Rg3 48.Kd2 Rg4 49.Re5 b2 50.Rb5?? Rg6 51.Rb2 Rg2 52.Kc3 Rb2 (52...Rb2 53.Kb2 Kb6-+) 0–1. Barros Tuapante,Daysi – Reyes Perez,Guillermo S (1980), La Habana CUB, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Be2 e6 7.0-0 Nge7 8.a3 Nf5 9.Nbd2 Qb6 10.ab4 Nfd4 (10...Qb4?! 11.c4 Rd8 12.Ra4=; 10...Nb4?! 11.Rb1 Qc7 12.h3 Bf3 13.Nf3+=; 10...Ncd4?! 11.Nd4 Qd4 12.Ba3 Be2 13.Qe2-/+) 11.Nd4 (11.c3!? Ne2 12.Qe2-/+) 11...Qd4-+ 12.Rb1 (12.Ra4 h5-+) 12...Be2 (12...Ne5? 13.Bb2 Be2 14.Qe2+- (14.Bd4? Bd1 15.Rfd1 f6-+)) 13.Qe2 Qe5 14.Qd3 (14.Qb5 Qc7 15.c4 Rd8-+) 14...Bd6 (14...Qc7 15.Ba3-+) 15.Nf3 Qe4 (15...Qh5 16.Be3-+) 16.Qe4 de4 17.Ng5 Bb4 (17...f5 18.f3 0-0 19.fe4-+) 18.Ne4 (18.c3 Bc3 19.Rb7 0-0-+) 18…b6 0-1. Kahn,E (2170) - Szeberenyi,A (2370), 5th Vezerkepzo IM, 2021. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Be2 Bf3 7.Bf3 e6 8.0-0 Be7 9.a3 a5 10.c3 bc3 11.Nc3 Bg5 12.Nb5 Be7 13.Bg4 Nh6 14.Bh6 gh6 15.Qd2 Bg5 16.Qe2 Be7 17.Rab1 Rg8 18.Bh3 Na7 19.Rfc1 Nb5 (19...Nc6 20.f4+=) 20.Qb5+/- (20.Rb5?! Ba3 21.Rcb1 Be7=) 20...Kf8 21.Qb7 Kg7 (21...Ba3? 22.Rc3 Bb4 23.Be6+-) 22.Rc7 Re8? (22...Rb8 23.Qb8 Qb8 24.Rb8 Rb8 25.f4+=) 23.Rd7?? (better is 23.Be6 Rb8 24.Qb8 Qb8 25.Rb8 Rb8 26.f4+-) 23...Qb8?? (better is 23...Rb8 24.Rd8 Rb7 25.Rb7 Bd8+/-) 24.Re7+- Re7 25.Qb8 Rb8 26.Rb8 Rc7 27.Rb1 (27.f4 Rc1 28.Kf2 Rc2 29.Kf1 Rd2+-) 27...Rc3 (27...Rc4 28.Rd1+-) 28.Ra1 (28.f4!? Ra3 29.f5 ef5+-) 28...Rd3 29.g3 Rd4 30.f4 Rd3 31.Bf1 Rd4 32.a4 (32.Rb1 h5+-) 32...f6 33.ef6 Kf6 34.Bb5 e5 35.fe5 Ke5 36.Rc1 Rd2 (36...h5 37.Rc7 h6 38.Re7 Kf6 39.Rh7 Rd1 40.Kg2 Rd2 41.Kh3+-) 37.Rf1 (37.Rc7 d4+-) 37...d4 (37...h5 38.Rf4 Rd4 39.Rf7+-) 38.Rf7 Ke4 Black prepares d3 39.Rh7 Kf3 40.Bc6 Ke3 41.Rh6 Rd1 42.Kg2 d3 43.Re6 Kd4 44.h4 Kc5 (44...Ra1 45.Kf2+-) 45.h5 d2 46.Bf3 Re1 47.Ra6 Kb4 (47...d1Q 48.Bd1 Rd1 49.Ra5 Kb6 50.Rf5+-) 48.Rd6 Ka4 49.Rd2 Re5 (49...Kb3 50.h6 Re7 51.g4+-) 50.h6 (50.h6 Rc5 51.Bg4+-) 1–0. mizuzul – raymac, ChessWorld.net, 2016. (=1.e4 c5 2.b4 cb4 3.d4 Nc6 4.Nf3 d5 5.e5 Bg4)

6.h3 Bf3 7.gf3 g6 8.h4 (8.a3 ba3 9.Na3 Nh6-/+) 8...Nh6 9.Bh3 Qb6 10.Be3 (10.Bb2 Rg8-+) 10...e6 (10...Nf5 11.Nd2-+) 11.Nd2 Nf5 (11...Nd4 12.Nb3 Nf3 13.Qf3+-) 12.Nb3 (12.Bf5 gf5 13.Nb3 Rc8-+) 12...Nh4 13.Bg5 Nf5 14.Bf5 gf5 (14...ef5?! 15.Bf6 Rg8 16.Rh7=) 15.Qd2 a5 16.Rd1 a4 17.Nc1 Be7 (17...Rg8!? 18.Be3-+) 18.Be7 Ne7 19.Qg5 (19.Ne2 Rc8-+) 19...Ng6 (19...Rc8 20.Rd2-+) 20.Qf6? (20.Ne2 Rc8 21.Qd2 Rc4-+) 20...Qd8 (20...Qc7!? 21.Rd2-+) 21.Qg7 (21.Qd8 Kd8 22.Nd3 Rc8 23.Nb4 Rc4-+) 21...Qe7 (21...Qc7!? 22.Rd2-+) 22.Nd3 Kd7 (22...Qc7 23.Rd2-+) 23.Rh7 (better 23.Rb1!? h5 24.Ke2-/+) 23...Rh7-+ 24.Qh7 Rc8 25.Nc5 (25.Rc1 Rh8 26.Qg7 Rh4-+) 25...Kc6 26.Qh3 Kb5 (26...b6 27.Nd3-+) 27.Qf1 Ka5 28.a3 (28.Rb1 Rc5 29.dc5 Qc5 30.Qe2-+) 28...Rc5 (better 28...ba3 29.Qe2 Rc5 30.dc5 Qc5-+) 29.ab4-/+ Kb4 30.Rb1 Ka5 31.dc5 Qc5 32.Rb7?? (better 32.Qe2 b5 33.f4-+) 32...Ne5 (better 32...Qc3 33.Kd1 Qa1 (33...Qf3 34.Kc1 Qa3 35.Kb1+-) 34.Ke2 Nf4 35.Ke3 Qf1 36.Kf4 a3-+) 33.Qe2-/+ Qc3 (33...Nc4 34.Qd3-/+) 34.Kf1=+ Qc4 35.f4 (35.Qc4 Nc4 36.Ke2=+) 35...Ng6 (better 35...Nc6 36.Qc4 dc4-+) 36.Qc4= dc4 37.Ke2 Nf4 38.Ke3 e5 39.Kd2 Nd5 40.c3 (40.Rf7!? f4 41.Rf5=) 40...f6=+ 41.Kc2 Nf4 42.Rf7 Nd3 43.f3 f4 44.Rf6 Ne1 45.Kd1 Nf3 46.Ke2 (46.Rf8!?=+) 46...Ng1-/+ 47.Kf1 (better 47.Kd2!? a3 48.Rf8-+) 47...a3-+ 48.Rf8 Ka4 49.Ra8 Kb3 50.Kg1 a2 51.Kf2 Kb2 52.Rb8 Kc3 53.Ra8 Kb2 54.Rb8 Kc1 (54...Ka1 55.Ke2 e4 56.Kd2-+) 55.Ra8 c3?? (better 55...Kb1 56.Rb8 Ka1-+) 56.Ra2= c2 57.Ra8 e4 58.Ke2 ½–½. Miciak,Maros (2095) – Staffen,Richard (1895), Slovak, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

6.Be2 e6

7.0-0 Qb6 8.Be3 Bf3 9.Bf3 Na5 10.Nd2 Rc8 11.Rb1 Qc7 12.Be2 a6 13.Bd3 b5 14.Qh5 Nc4 15.Nf3 Ne3 16.fe3 Nh6 17.Ng5 g6 18.Qh3 Qe7 19.Rf6 Bg7 (better is 19...Qd7+=) 20.Nf7!+/- Bf6 (20...Nf7 21.Qe6 Double attack (21.Qe6 Decoy)) 21.Nd6 Kd7 22.Nc8 Rc8 23.ef6 (23.Qh6?! Bg5 24.Qh3 Rf8=) 23...Qf8 24.e4 (better is 24.g4 Kd8 25.g5+-) 24...de4= 25.Be4 Qf6 26.Rd1 (26.Rb4 Qf4 27.Rb3 Qe4-+) 26...Nf5 27.d5 e5 28.g4 (better is 28.Qh7 Kd8 29.Rf1+=) 28...Qg7?? (better is 28...Qg5-/+) 29.gf5+- gf5 30.Bg2?? (better is 30.Kh1 Kd6 31.Bf5+-) 30...Qg6+= 31.Rd3 Rc2 32.Rg3 Qf7 33.Qh6 Kc8 34.Rg7 Qe8 35.Qa6 Kd8 36.Qb6 Kc8 37.Qb7 Kd8 38.Qb8 Rc8 39.Qd6 (39.Qd6 Qd7 40.Qd7) 1–0. Rudolph,Jens Erik (2020) – Hagenlueke,Thomas (1940), Harburg–chD 7th, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

7.0-0 Qb6 8.Be3 Nh6 9.Nbd2 Nf5 10.Rb1 Be7 11.c4 0-0 12.cd5 ed5 13.Nb3 Ne3 14.fe3 f6 15.ef6 Bf6 16.Nfd2 Be2 17.Qe2 Rae8 18.Nf3 Qd8 19.Rbe1 b6 20.Kh1 Qd6 21.Qb5 Re6 22.Rc1 Ne7 23.Qd3 g6 24.Rfe1 a5 25.Nbd2 Bg7 ½–½. GOUSGOUNIS – Schwarzertod, playchess.de, 2002. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4)

7.a3 ba3 8.Na3 Bb4 9.Bd2 Bd2 (better is 9...Bf3!? 10.Bf3 Ba3 11.Ra3 Nd4-+) 10.Qd2-/+ Nge7 11.h3 Bf3 12.gf3 Nf5 13.c3 a6 14.Bd3 g6 15.Bf5 gf5 16.h4 f6 17.Qh6 Qa5 18.0-0? (18.Kd2 Nd4 19.Qf6 A) 19...Nf3 20.Ke2 Rf8 21.Qe6 Kd8 22.Rhd1+- (22.Kf3?! Qc3 23.Kg2 Qc6 24.Qc6 bc6+/-); B) 19...Rf8-+) 18...0-0-0 (18...Qc3?! 19.Qh5 Ke7 20.ef6 Kd6 21.f7-+) 19.Qf6 Rhg8 20.Kh2 Qc3 21.Qe6 Kb8 22.Rfb1 (22.Qf5 Qd4 23.Qh3 Ne5 24.Rad1 Qf4 25.Kh1 Nf3 26.Rd3-+) 22...Qd4 (22...Nd4?! 23.Qf7 Nf3 24.Kh1 Rg1 25.Rg1 Qe5 26.Rg3 Qa1 27.Kg2 Nh4 28.Kh2-+) 23.Kh3 Qf2 (23...Ne5 24.Qa6 Qa7 25.Qa7 Ka7 26.Nc4 Kb8 27.Ne5+-) 24.Rb7 Ka8 25.Rg7 Rg7 26.Qc6 Ka7 27.Nb5 Kb8 28.Rg1 Qg1 (28...Qg1 29.Qb6 Qb6 30.Na7 Qg6 31.Nc6 Kc7 32.Nd8 Qg3; 28...Qf3 29.Kh2 Qf2 30.Kh3 Qe3 31.Kh2 Qg1 32.Kh3 Qg2) 0–1. Haghi – WernerGHF, playchess.de, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

7.Bb2 f6 8.Nbd2 a6 9.0-0 Be7 10.h3 Bh5 11.a3 ba3 12.Ba3 Ba3 13.Ra3 1–0. alaamattar (2175) – alexp (2455), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

7.Nbd2 Nge7 8.0-0 Nf5 9.Bb2 Be7 10.h3 Bf3 11.Nf3 Qb6 (11...0-0 12.Bd3+=) 12.g4 (12.Qd2!?+=) 12...Nh4-/+ 13.Nh4 Bh4 14.Qd2 h6 15.Rab1 0-0 16.c3 a5 17.f4 Rfc8 18.Ba1 (18.Kg2 Qc7 19.Rbc1 Qd8-/+) 18...Be7 19.Kg2 Qa7 20.f5 bc3 21.Bc3 Bb4 22.fe6 (22.Bb4? ab4 (22...Nb4?! 23.Rb2=) 23.Rf4 Qa2-+) 22...fe6 23.Rbd1 (23.Bb4? ab4 (23...Nb4?! 24.Bd3+=) 24.Rb2 Qd4 25.Qd4 Nd4-+) 23...Bc3 24.Qc3 Nb4 25.Qf3 Rf8 26.Qb3 Rf1 27.Bf1 Nc6 28.Qe3 Qb6 29.Bd3 (29.a4 Qb4 30.Bb5 Rb8+=) 29...Rf8 (29...Qd4?? 30.Bh7 Kh7 31.Rd4 Nd4 32.Qd4+-; 29...Nd4? 30.Bg6+-) 30.Bc2 Qb2 31.Qd3 (31.Rd2!? Qc1 32.Ba4-/+) 31...Rf4-+ 32.Kg3 Re4 (32...Rd4?! 33.Qh7 Kf8 34.Qh8 Ke7 35.Qg7 Kd8 36.Qf8 Kc7 37.Qd6 Kc8 38.Qe6 Kb8 39.Qd6 Ka7 40.Qc5 Qb6 41.Qb6 Kb6 42.Rd4 Nd4 43.Bd3+=) 33.Rb1 Qd4 34.Qd4 (34.Qd4 Rd4 35.Rb7-+). chesspal (2295) – calcex (2000), net–chess.com, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2+= e6)

7.Nbd2 Nh6 8.0-0 Be7 9.h3 Bf3 10.Nf3 Nf5 11.Bd3 0-0 12.Bb2 Rc8 13.Qd2 Na5 14.Qf4 g6 15.Bc1 Qb6 16.g4 Ng7 17.Qh6 f6 18.Rb1 a6 19.Kg2 Nc4 20.ef6 Bf6 21.a3 a5 (21...Bd4 22.Rb4 Qa7 23.Ng5+-) 22.ab4 ab4 (22...Bd4 23.Ng5 Rfe8 24.Qh7 Kf8 25.Be3 (25.Bg6?! Ke7 26.Be8 Re8+-; 25.Qg6?! Re7+-) 25...ab4 26.c3 Be3 27.fe3 Ke7 28.Qg7 Kd6 29.Nf7 Kc6 30.Bc4 Qe3 31.Bd3+-) 23.Bd2 Nd2 24.Nd2? (better is 24.Qd2 Be7 25.Qe3+=) 24...Bd4 25.Nf3 Rf3! 26.Kf3 e5 27.Kg2 e4 28.Be2 Ne6 29.Qd2 Qd6 30.Kh1 Bc3 31.Qe3 Be5 32.Qd2 Nd4 33.Bd1 Rc3 34.Kg2 Kg7 35.h4 Qd7 36.Rh1?? (36.Rb4 Rf3! 37.Qg5-+) 36...Nf3 37.Bf3 ef3 38.Kh3 Rc4 39.Rbg1 h5 40.Qg5 Bf4 41.Qf5 gf5 42.gh5 Kh7 43.Rg6 Be3! 44.Rhg1 Bf2 45.R1g3 Bg3 46.Kg3 Qc7 47.Kf2 Qh2 48.Kf3 Rc3 0–1. luiilii (2360) – pierred (2760), net–chess.com, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

7.Nbd2 Nh6 8.h3 Bf3 9.Nf3 Qb6 10.Be3 (10.Bh6!? gh6 11.0-0=) 10...Nf5-/+ 11.0-0 Be7 12.Qd2 Ne3 13.fe3 0-0 14.Bd3 Rfc8 15.Qf2 Qc7 16.Qg3 f6 17.Qg4 0–1. Veganzonez Rojo,David – Hernandez Velasco,Jesus, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

7.Be3 Nge7 8.0-0 Nf5 9.Bb5 Ne3 10.fe3 Qa5 11.Bc6 bc6 12.Qd2 Be7 13.h3 Bf5 14.a3 0-0 15.Qf2 ba3 16.Nh4?? (better is 16.Ra2-+) 16...Bh4 17.Qh4 a2 (17...Bc2?! 18.Na3 Be4 19.Rfc1-+) 0–1. yorugua – FMW, ChessWorld.net, 2003. (=1.e4 c5 2.b4 d5 3.e5 cb4 4.d4 Nc6 5.Nf3 Bg4 6.Be2 e6)

7.h3 Bf3 8.Bf3 Nge7 9.0-0 Nf5 10.Be3 Qb6 11.Qd3 Ncd4 0–1. Von Rosenberg,Clemens – Kondziela,Andreas (2090), DESC T0062 email, 2002. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4 6.Be2 e6)

7.0-0 Nge7

8.a3 Nf5 9.Nbd2 Qb6 10.ab4 Nfd4 11.Nd4 (11.c3 Ne2 12.Qe2 Rc8-/+) 11...Qd4 12.Rb1 (12.Ra4 Be2 13.Qe2 Qe5-+) 12...Be2 13.Qe2 Qe5 14.Qd3 (14.Qb5 Qc7 15.c4 dc4 16.Qc4 Bd6-+) 14...Bd6 (14...Bb4?! 15.Rb4 Nb4 16.Qb5 Nc6 17.Qb7-+) 15.Nf3 Qe4 16.Qe4 de4 17.Ng5 Bb4 18.Ne4 b6 0-1. Kahn,E (2170) - Szeberenyi,A (2370), 5th Vezerkepzo IM, 2021. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4)

8.a3 Nf5 9.Be3 ba3 10.Na3 Be7 11.c3 0-0 12.Bf4 a6 13.Nc2 Bf3 14.Bf3 Bg5 15.Bg5 Qg5 16.Be2 Rac8 17.f4 Qd8 18.Rf3 f6 19.Bd3 fe5 20.fe5 Qg5 21.Qe2 (21.Qb1 Nh4 22.Rg3 Qe7+=) 21...Nce7 22.Rh3 Ng6 23.Rh5 Qe7 24.Rf1 Nfh4 25.Rf8 Nf8 26.g3 Nhg6 27.c4 dc4 28.Bc4 b5 29.Bd3 Rc3 30.Be4 b4 31.Qd2 a5 32.Kg2 Qc7 33.d5? (33.h3 Ne7-+) 33...b3 (better is 33...Qc4!? 34.Nd4 ed5-+) 34.Nd4-/+ Qc4 (34...Ne5 35.de6 Neg6 36.Qf2+=) 35.de6 (better is 35.Kf2!?-/+) 35...Ne6-+ 36.Ne6 Rc2 (worse is 36...Qe4 37.Kh3 Qd3 38.Qd3 Rd3 39.Rf5-+) 37.Bc2 Qc2 38.Qc2 bc2 (38...bc2 39.Kf3 c1Q-+) 0–1. Kadas,Gabor – Varnusz,Egon, Hungary tt, 1985. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

8.a3 Nf5 9.Be3 Qa5 10.Qd3 Be7 11.Nbd2 ba3 12.c3 0-0 13.Nb3 Qc7 14.Bc1 Na5 15.Nbd2 b5! 16.Ba3 (16.Qb5 Qc3) 16...Ba3 17.Ra3 Nc4 18.Ra2? (18.Nc4 bc4 (18...Qc4?! 19.Rfa1=) 19.Qd2 Rfb8-/+) 18...Bf3?? (better is 18...Ng3! 19.Nc4 bc4-+ (19...Nf1?! 20.Nd6=)) 19.Nf3-/+ a5 20.Rb1 Rfb8 21.Bd1 Ne7 22.Ng5 Ng6 23.Bc2 Qe7 24.h4 Nf8 25.Nh7 Qh4 26.Nf8 Kf8 (26...Rf8?! 27.Rb5 Rfb8 28.Rb8 Rb8 29.Qf1=) 27.g3 Qh3 28.Bd1 Ke7 29.Bf3 g6 30.Bg2 Qf5 31.Qf1 Rb6 32.Bh3 Qg5 33.Qe1 Rab8 (33...Qh5 34.Bg2-+) 34.f4 (better is 34.Bf1!?-/+) 34...Qh5-+ 35.Rh2 Qf3 36.Bg2 Qe3 37.Qe3 Ne3 38.Bf3 Rc8 39.Rhb2 Rc3 40.Rb5 Rb5 41.Rb5 a4 42.Rb7 Kf8 43.Ra7 Nf5 44.Kf2 Nd4 45.Bg4 a3 46.Bd1 Rd3 47.Bg4 Nb5 48.Ra5 0–1. Duffy,Seamus (1870) – Griffiths,Ryan Rhys (1990), Dublin Gonzaga op, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

8.a3 Ng6 9.h3 Bf3 10.Bf3 Be7 11.ab4 Bb4 12.Nd2? (12.c3 Be7-/+) 12...0-0 (better is 12...Bc3!? 13.Rb1 Nd4 14.Rb7 Qc8-+) 13.Nb3 Qh4 14.Ba3 Rfc8 15.Be2 Bc3 16.Rb1? (better is 16.g3 Qg5 17.Bc1-/+) 16...Nd4-+ 17.Bd3 b6 18.g3 (18.Bg6 fg6 19.Bb2-+) 18...Qh3 19.Nd4 (19.Bg6 Nb3 20.cb3 fg6 21.Bb2-+) 19...Bd4 (19...Ne5?! 20.Bb2-+) 20.Bg6 Qg3 (20...hg6?! 21.Qd4 Rc2 22.Bd6+=; 20...fg6?! 21.Qd4 Rc4 22.Qa1+=) 21.Kh1 Qh3 22.Kg1 Be5 (22...Be5 23.Qh5 Qh5 (23...Qa3 24.Bf7 Kh8 25.Rb3+-) 24.Bh5 Rc2-+) 0–1. Paul Tomillo – Alfageme Alvarez, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

8.Nbd2 Nf5 9.h3 Bf3 10.Nf3 Nh4 11.Ne1 Be7 12.Be3 0-0 13.Bd3 f5 14.g3 Ng6 15.f4 Nh8 16.g4 g6 17.Nf3 Nf7 18.Rf2 a5 19.Qe2 a4 20.Rb1 b3 21.cb3 Nb4 22.ba4 Ra4 (worse is 22...Nd3 23.Qd3 fg4 24.hg4+=) 23.Rb2 Qc7 24.gf5 gf5 25.Rg2 Kh8 26.Bb1 Ra3 27.Qe1 Qc3 28.Qg3 Qe3 29.Rbf2 (29.Kh2 Ng5 30.Ng5 Qg3 31.Rg3 Bg5 32.Ra3 Bf4 33.Kg2 Bc1 34.Rb4 Ba3 35.Rb7 Kg8+=) 29...Bg5 30.fg5 Rg8 31.Qh4 Rg6 32.Qh5 Kg7 33.Bf5 Ra2 34.Bg6+= hg6 35.Qg4 Nd3 36.Qg3?? b5 37.h4 b4 38.h5 Rf2 39.Rf2 Nf2 40.h6 Kh7 41.Qf2 Qf2 42.Kf2 b3 43.Ke3 b2 44.Nd2 Ng5 45.Kd3 Kh6 46.Kc2 Nf7 47.Kb2 Kg5 48.Kc3 Kf4 49.Kd3 g5 50.Ke2 g4 51.Kf2 Nh6 0–1. Kopp,Andre (2145) – Londyn,Radek (2215), Landesliga Nord, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6 7.0-0 Nge7)

8.Be3 Nf5 9.h3 Bf3 10.Bf3 Qb6 11.g4 (better is 11.Bg4!? Nfd4 12.c3 bc3 13.Nc3-/+) 11...Nfd4 12.Bd4 (12.Bg2-+) 12...Qd4 13.Qd4 Nd4 14.Nd2 Rc8 (14...Rc8 15.Bd1 Rc3-+ (15...Nc2?! 16.Rc1+=)) 0–1. Lopez Martin,Hector Eduardo (1980) – Eve,Chris (1700), IECG, 2003. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4 6.Be2 e6 7.0-0 Nge7)

8.h3 Bf3 9.Bf3 Nf5 10.Be3 Qb6 11.c3 bc3 12.Nc3 Ncd4 13.Rb1 Nf3 14.Qf3 Qa5 15.Bf4?? (better is 15.Nb5 Be7 16.Nd4 Nd4 17.Bd4-+) 15...Nd4 16.Qd3 Qc3! (16...Qc3 17.Qc3 Ne2 18.Kh2 Nc3 19.Rb7 d4-+) 0–1. Anisimov – Anisimov, RUS–chT3 sf2 B6 corr, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

8.h3 Bf3 9.Bf3 Nf5 10.Be3 Be7 11.g4 Ne3 12.fe3 0-0 13.Nd2 Rc8 14.Nb3 Na5 15.Be2 Nc4 16.Rf3 f6 17.ef6 Rf6 (worse is 17...gf6 18.Bd3-/+) 18.Rf6 Bf6 19.Bc4 Rc4 20.Nc5 Qd6 21.Kg2 Bh4 (21...Bh4 22.Kh1 Qg3-+) 0–1. nrgjr2000 – Per Aspera, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 d5 5.e5 Bg4 6.Be2 e6)

7.a3 Qb6

8.Nbd2 Nd4 9.Nd4 Qd4 10.Bg4? (10.Rb1 Qe5 11.f3-+) 10...Qa1 11.0-0 Qc3 (11...Qe5 12.ab4 Bb4 13.c4-+) 12.Nb3 (12.ab4 Bb4 13.Nf3 Rc8-+) 12...Rc8 (12...ba3 13.Nd4-+) 13.Be2 a6 (13...ba3 14.Bb5 Kd8 15.Nd4-+) 14.Bd3 (14.ab4 Qc2 (14...Bb4?! 15.Bd2 Qc2 16.Bb4-+) 15.b5 Qd1 16.Rd1 Ra8-+) 14...Qc7 (14...Qe5 15.ab4 Bb4 16.Qg4-+) 15.f4 (15.ab4 Bb4 16.Qg4 Bc3-+) 15...Bc5 (15...ba3 16.f5 Ne7 17.fe6 fe6 18.Qh5 g6 19.Qg5-+) 16.Kh1 Ne7 (16...ba3 17.f5 ef5 18.Bf5-+) 17.Qg4 White intends f5 17...g6 18.ab4 Bb6 (18...h5!? 19.Qh4 Bb4 20.f5-+) 19.Ba3 Qd7 20.b5 a5 21.f5? (better 21.Qg5-+) 21...Nf5 22.Bf5 (22.Qf4 Ra8-+) 22...ef5 (worse 22...gf5 23.Qg7 Qb5 24.Ra1+- (24.Qh8?? Kd7 25.Rb1 Rh8 26.Nc5 Qc5 27.Bc5 Bc5-+)) 23.e6 (23.Qh4 Qe6-+ (23...Rc2 24.Qf6 Rg8 25.Qb6=)) 23...fg4 24.ed7 Kd7 25.Rf7 Ke6 (better 25...Kd8!? 26.Bb2 Ke8 27.Rb7-+) 26.Rb7 Rb8 27.Re7 Kf6 28.Rd7 (28.Re1 Rhe8 29.Rf1 Kg7-+) 28...Rhe8 29.Bb2 d4! 30.g3 (30.Bd4 Bd4 Combination; 30.Nd4 Re1 Mate attack) 30...Re1 31.Kg2 Re2 (better 31...Ke6 32.Rh7 d3 33.h4-+) 32.Kg1 (32.Kf1 Rh2 33.Rd4 Bd4 34.Nd4-+) 32…Rc2 (32...Rc2 33.Bd4 Ke6-+) 0–1. Nokes,Roger – Small,Vernon, NZL The Canterbury Ch New Zealand round, 1976 (New Zealand Chess Magazine Vol 2 No 5 October 1976).

8.Be3 ba3 9.0-0 Nge7 10.Na3 Nf5 11.Rb1 Qd8 12.Rb7? (better is 12.Qd3 Bb4 13.Rb3-/+) 12...Ba3-+ 13.Qa1 0-0?? (better is 13...Bf3 14.Bb5 Qc8-+) 14.Qa3-/+ Bf3 15.Bf3 Ncd4 16.Bd1 Qc8 17.Rb2 Ne3 18.Qe3 Nf5 19.Qh3 Rb8 20.Ra2 Qc7 21.g4 Ne7 22.Qe3 Nc6 23.Re1 Rb1 24.f4 Rfb8 25.c3 Qb6 26.Qb6-/+ R8b6 27.Rf1 White prepares the advance f5 27...Rc1 28.Bc2 White intends f5 28...Rf1 29.Kf1 g5! 30.f5 a6 31.Bd3 Ne5 32.Ba6 Ng4 33.fe6 fe6 34.Be2 Ne5 35.Bh5 Rc6 36.Rg2 h6 37.h4 Nf7 38.Rf2 Nd8 39.hg5 hg5 40.Ra2 Kg7 41.Ra8 Rd6 42.Ke2 Kf6 43.Kd3 Nc6 44.Rf8 Kg7 45.Rc8 Ne7 46.Re8 Nf5 47.Bg4 Kf6 48.Rf8 Ke5 49.Ra8 Rc6 50.Ra1 Nd6 51.Bf3 Rc4 52.Rg1 Kf6 53.Rf1 Rf4 54.Ke2 g4! 55.Bg4 Rf1 56.Kf1 Ne4 57.Ke2 Nc3 58.Kd3 Nb5 59.Be2 Ke5 60.Bf3 Nd6 61.Bg4 0–1. Kadas,Gabor (2270) – Gralka,Julian (2325), Tapolca, 1986. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

8.Be3 ba3 9.c3 Bf3 10.gf3 Qb2 11.Nd2 Qc3 12.0-0 (12.Bb5 Rc8-+) 12...Nd4 13.Qa4 Nc6 14.Bb5 Rc8 15.Qa7 Qe5 16.Rab1 Qc7 17.Ba4 b5! 18.Qc7 (18.Bb5 Qa7 Combination; 18.Rb5 Qa7 Discovered attack) 18...Rc7 19.Rb5 Bd6 20.Rc1 Ke7 21.Bb6 Rc8 22.Bc5 Na7! 23.Rb7 (23.Ba7 Rc7 Double attack (23...Rc1 Pinning; 23...Rc1 Deflection; 23...Rc7 Decoy; 23...Rc1 Clearance)) 23...Kf6 24.Nb3 a2 25.Bd4 e5 26.Ba1 Rc1 27.Nc1 Nc8 28.f4 Nge7 29.Nd3 d4 30.fe5 Be5 31.f4 Bd6 32.Bd4 Kf5 33.Bc2 Ke4 34.Bb2 f6 35.Nb4 Kf4 36.Na2 Nb6! 37.Kg2 (37.Rb6 Bc5 Decoy) 37...Nbd5 38.Bc1 Ke5 39.Bd2 g6 40.Rb1 f5 41.Bg5 Ra8 42.Re1 Kd4 43.Bb3 Ra3 44.Rd1 Kc5 45.Nc1 Kc6 46.Rd3 Nf4 47.Bf4 Bf4 48.Ne2 Bd6 49.Nd4 Kd7 0–1. Bessenyei,Sandor – Kruse,Hartwig, corr, 1992. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be2 e6)

8.Be3 ba3 9.Nbd2 Bb4 (9...Bf3!? 10.Nf3 Bb4 11.Kf1-+) 10.0-0-/+ Nge7 11.c4 0-0 12.c5 (12.h3 Bh5-+) 12...Qa5 (12...Qc7 13.h3 Bf3 14.Nf3-+) 13.Nb3 Qa4 14.Qc2 Bf3 (14...Rac8 15.Ra2-+) 15.gf3 0–1. Kadas,Gabor (2280) – Deak,Sandor (2320), Nyiregyhaza op, 1994. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 d5 5.e5 Bg4 6.Be2 e6)

8.Be3 Nge7 9.ab4 Qb4 10.c3 Qb6 11.Bc1 Ng6-/+ 12.Ba3 (12.Be3!?-/+) 12...Ba3-+ 13.Na3 Nf4 14.0-0 Ne2 (better 14...Qb2 15.Bb5 0-0-+) 15.Qe2=+ 0-0 16.Rfb1 Qc7 17.Nb5 Qe7 18.h3 Bf5 (18...Bh5!?-/+) 19.Rb2= b6 20.Nd6 Bg6 21.Nd2 (21.c4 dc4 22.Qc4 Na5=) 21...Na5 (21...f6 22.Qe3=+) 22.f4 (22.c4 f6=) 22...Qh4 (22...f6 23.Qe3-/+) 23.Qf3 (23.Qg4 Qd8=) 23...h6 (23...f6!? 24.Qe3 fe5 25.fe5 h6=+) 24.Nf1 Nc4 (24...f6 25.g3 Qh5 26.Qh5 Bh5 27.g4=+) 25.Nc4 dc4 26.Rb6 (26.Ne3 Bd3=) 26...Bd3 (26...ab6 27.Ra8 Ra8 28.Qa8 Kh7=+) 27.Rba6+= Rab8 28.Ra7 Rb2 29.R7a2?? (better 29.Ne3+-) 29...Ra2-/+ 30.Ra2 Qe1 31.f5 (31.d5 ed5 32.Rd2 Rd8 33.Rd3 cd3 34.Qd3 Rc8 35.Qd5 Rc3-/+) 31...Qc3-+ 32.Rf2? (better 32.Qe3 Qb3 33.Ra1 Bf5 34.Rc1-+) 32...ef5 33.Qd5 (33.Qe3 Rd8 34.e6 fe6 35.Qe6 Kh7-+) 33...Qa1 34.e6 (34.Kh2 Bf1 35.Rf5 Qe1-+) 34...fe6 35.Qe6 Kh8 (better 35...Kh7!? 36.Qe3-+) 36.d5 Qa7 (36...Rd8 37.d6 Qd4 38.Nd2 Rd6 39.Qe8 Kh7 40.Nf3-+) 37.d6 (37.Qe3 Qe3 38.Ne3 c3-+) 37...Rd8 (37...c3 38.d7 c2 39.Qe7-+) 38.Ne3 (38.Qe5 Qb6 39.g4 Qd6 40.Qd6 Rd6 41.gf5-+) 38...Qd7 (better 38...c3 39.Ra2 Qd4-+) 39.Qd7-/+ Rd7 40.Rd2 (40.Nf5 c3 41.Ne3 Kh7-/+ (worse 41...Rd6 42.Rf8 Kh7 43.Rc8=)) 40...f4 (40...Rd6?! 41.Nc4 Rc6 42.Rd3 Rc4 43.Kf2=+) 41.Nd5 (41.Ng4 Rd6 42.Ne5 Re6 43.Nd3 Rd6-+ (43...cd3?! 44.Rd3 Kh7 45.Kf2=+)) 41...Rd6 42.Nf4 g5?? (better 42...c3 43.Rd3 c2-+) 43.Nd3= cd3 44.Kf2 Kg7 45.Ke3 Kf6 46.Rd3 ½–½. Martinez,Julian (2160) – Osorio,Alejandro (1985), Torneo IRT Internacional Feria de las F, 2016. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4 6.Be2 e6)

8.Be3 Nge7 9.ab4 Qb4 10.c3 Qb6 11.c4 Nf5 12.c5 Qc7 13.Nc3 Be7 14.Nb5 Qd7 15.Nd6 Nd6 16.cd6 Bd8 17.Bb5 0-0 18.h3 Bh5 19.g4 Bg6 20.0-0 a6 21.Ne1 f6 22.f4 Bb6 (worse is 22...ab5 23.Ra8 Bb6 24.Rf8 Kf8 25.Nd3+=) 23.Bc6 bc6 24.Nd3 Be4 25.Rb1 Ba7 26.Rc1 fe5 27.fe5 Rf1 28.Qf1 Rf8 29.Qe2 Qb7 30.Nf2 Bf3 31.Qc2 Rc8 32.Rb1 Qd7 33.Qa4 (better is 33.Ra1!?=) 33...Qf7?? (better is 33...Be2-/+) 34.Qa6+- (34.Qa6 Ra8 35.Qc6+-) 1–0. Kadas,Gabor (2285) – Waldmann,Ivan (2320), HUN–chT Hungary, 1989. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

6.Be3 e6

7.a3 Qa5 8.Bd3 (8.Qd3 a6 9.Qb3 Nh6 10.Bd3 Nf5 11.Bf5 Bf5 12.0-0 Qb5 13.Nh4; 8.Be2 Nh6 9.0-0 Nf5 10.a4 Be7 11.Nbd2 Qb6 12.Nb3 Ne3 13.fe3; 8.Nbd2 ba3 9.Bd3 Nh6 10.0-0 Nf5 11.Bf5 Bf5 12.c4 Rc8 13.Nb3; 8.Qd2 f6 9.Be2 Bf3 10.Bf3 fe5 11.0-0 Nf6 12.c3 bc3 13.Nc3) 8...f6 (8...ba3 9.Nbd2-+ (9.Bd2 Qa4 10.c3 Qd1 11.Kd1 f6 12.ef6 Nf6 13.h3) 9...Nh6 10.0-0 Nf5 11.h3 Ne3 12.fe3 Bh5 13.c4; 8...Nh6 9.0-0 Be7 10.h3 Bh5 11.a4 Nf5 12.Bf5 ef5 13.Qd3) 9.ef6 (9.h3 Bf3 10.Qf3 fe5 11.de5 d4 12.Bd2 0-0-0 13.0-0) 9...Nf6 10.0-0 Be7 (10...ba3 11.Bd2 Qb6 12.Na3 Nd4 13.c3) 11.Nbd2 (11.c3 0-0 12.Qb3 Bf3 13.gf3) 11...ba3 12.c4 (12.h3 Bh5 13.g4) 12...Nb4 13.Be2 0-0 14.c5 Rac8 15.Qb3 Nc6?? (better is 15...a2-+) 16.Qb7= Ne4 17.Qb5?? (better is 17.Ne4!? de4 18.Ne5 Ne5 19.Bg4 Ng4 20.Qe7+=) 17...Nd2 18.Nd2+= Be2 19.Qe2 Bf6 20.Qd3 a2 21.Nf3 Rb8 22.Qe2 Qc3 23.Ra2 Bd4 24.Bd4 Nd4 25.Nd4 Qd4 26.Qe6 Kh8 27.Ra7?? Qc5 28.Ra2 Rfc8 29.Rd2 Rd8 30.h3 Rb6 31.Qf5 Rf6= 32.Qg5 h6 33.Qh4 Rfd6 34.Rd4 Re8 35.Qg4 Rde6 36.Qd1 Re5 37.Kh1 Qa5 38.Kg1 Qc5 39.Qd3 Qd6 40.g3 Re3 41.fe3 Qg3 ½–½. Mereu,M (1960) – Salentiny,E (1860), XIX EYCC Boys U18, Fermo ITA, 2009. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4 6.Be3 e6)

7.Nbd2 Nge7 8.h3 Bf3 9.Nf3 Nf5 10.Bf4 (10.Bd3 Ne3 11.fe3 Be7-/+) 10...Qb6 11.Be3 Ne3 12.fe3 Be7 13.Bd3 0-0 14.0-0 Rac8 15.Qe1 a6 (15...Qc7 16.Qd2-/+) 16.Qg3 Qd8 17.Qg4 g6 18.h4 Kg7 19.h5 Rh8 (19...b5 20.Rab1-/+) 20.g3 (20.Qf4 A) 20...gh5?? 21.Ng5 Bf6 22.ef6 Kf8 23.Qg3+- (23.Bh7?! Qc7+-); B) 20...Re8+=) 20...b5 21.Kf2 (21.Rab1 Rf8-/+) 21...Na5 22.e4 de4 23.Be4 (23.Qe4 Qc7-/+) 23...Rc3 24.Rh1 Nc4 25.h6 Kf8 26.Bd3 ½–½. Neumann,Ulrich – Salmi,Erkki, IECC, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be3 e6)

7.Bd3 Nge7 8.0-0 (8.h3 Bf5-/+) 8...Nf5 9.h3 (9.c3 bc3 10.Bf5 Bf5 11.Nc3 Rc8-/+) 9...Bf3-+ 10.Qf3 Ncd4 11.Qf4 g5! (11...Ne3 12.fe3 Nf3 13.Qf3+/-) 12.Qg4 (12.Qg5 Qg5 Combination) 12...h5 13.Qg5 Qg5 14.Bg5 Be7 (14...Bg7 15.Bf4-+) 15.Bd2 (15.Bf4 Rc8 16.Rc1 Rg8-/+) 15...0-0-0 (15...Rg8 16.Bf4-+) 16.c3 (16.Rc1 Rhg8 17.Kf1 Kb8-/+) 16...bc3 17.Nc3 Rhg8 18.Kh1 (18.Bf4 f6 19.Bf5 Nf5-/+ (19...ef5 20.Rac1 fe5 21.Nd5 Kd7 22.Rc7 Kd6 23.Be5 Kd5 24.Re7 Nf3 25.Kh1 Ne5 26.Rd1 Kc6 27.Rd8 Rd8 28.Re5=)) 18...Bg5 (18...Nh4 19.Rac1 Nc6 20.Rg1-+) 19.Bg5 (19.Rfd1 f6 20.ef6 Bd2 21.Rd2 Rdf8-/+) 19...Rg5 20.Rab1 (20.Rac1 Kb8 21.Rfd1 Rdg8-+) 20...Rdg8 21.Rfc1 Rg2 (better is 21...Kb8!? 22.Rg1 Nh4-+) 22.Nd5+= Kb8 (22...Kd8 23.Ne3 Ne3 (worse is 23...Rf2 24.Bf5 Ne2 25.Rd1 Kc7 26.Bd3+=) 24.Rb7 Nd5 25.Rb8 Ke7 26.Rb7 Kd8 27.Rb8 Kd7 28.Rb7 Kd8=) 23.Rc7?? (better is 23.Nc7 Ng3 24.fg3 R2g3 25.Na6 Ka8 26.Nc7 Kb8 27.Na6 Ka8 28.Nc7 Kb8=) 23...b6-+ (23...ed5 24.Rbb7 Ka8 25.Ra7 Kb8 26.Rcb7 Kc8 27.Rb1+-; 23...Rf2?? 24.Rcb7 Kc8 25.Rc7 Kd8 26.Rb8) 24.Be4 (24.Rf7 Rf2 (worse is 24...ed5 25.Bf5 Nf3 26.Rf8 Rf8 27.Kg2 Rf5 28.Rd1-+) 25.Ne7 Rgg2 26.Rf8 Kc7 27.Rc1 Kd7 28.Bb5 Nb5 29.Nf5 Rh2 (worse is 29...Rf5 30.Rf5 ef5 31.Kg2+=) 30.Kg1 ef5 (worse is 30...Rf5 31.Rf5 ef5 32.Kh2+=) 31.Rf5 Rfg2 32.Kf1 Ra2-+) 24...ed5 (better is 24...Rf2 25.Rc3 Ne2-+) 25.Bg2 Kc7 26.Bd5 Rg7 27.Rc1 (27.Rd1 Kd7-+) 27...Kb8 (27...Kd7 28.Rd1-+) 28.a4 Nh4 29.a5 Nhf3 30.a6 b5 31.h4 b4 32.e6 fe6 33.Bf3 Rc7 34.Rb1 Nf3 35.Rb4 Kc8 36.Rf4 Rc3 37.Rf7 Nh4 38.Ra7 Rc7 39.Ra8 Kd7 40.a7 Kc6 41.Re8 Ra7 42.Re6 Kd7 43.Rh6 Ra5 44.Kh2 Rg5 45.Kh3 Ng2 46.f3 Ke7 47.Ra6 h4 48.Ra7 Kd6 49.Ra6 Kc7 50.Kh2?? Rg3 51.Rh6? Rg7 52.Ra6 Kb7 53.Rf6 Ne1 54.Kh3-/+ Ng2 55.Kh2 ½–½. Izbinski,Bartlomiej – Zielinska,Danuta, Koszalin op B Poland, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be3 e6-/+)

7.Bd3 Nge7 8.h3 Bf5 9.0-0 Bd3 (9...Rc8 10.a3 ba3 11.Bf5 Nf5 12.Na3-+) 10.Qd3-/+ Nf5 11.a3 Be7 (11...Qa5!? 12.Bd2-+) 12.ab4 Nb4 13.Qb3 Qd7 14.Na3 (14.c3 Ne3 15.fe3 Nc6-/+) 14...0-0 15.Rfb1 b6 (15...Rfb8 16.Bc1 Nc6 17.c3-/+) 16.Bd2 Nc6 17.Qd3 f6 (17...Ba3 18.Ra3 h6 19.g4-/+) 18.Rb3? (better is 18.ef6!? Rf6 19.Rb2-/+) 18...fe5-+ 19.de5? (19.Ne5 Ne5 20.de5 Qa4-+) 19...Nh4?? (better is 19...Bc5-+) 20.Nh4-/+ Bh4 21.f4 Be7 22.Kh1 (22.Kh2 Rfd8-/+) 22...Bc5 23.Nb5 (23.Be3 Qf7-+) 23...Rf7 (better is 23...a5-+) 24.Nc3? (24.Rbb1 h5-/+) 24...Nd4?? (better is 24...Nb4 25.Qf1 Nc2-+) 25.Rbb1 (25.Rb2-/+) 25...Raf8 (25...Nf5 26.Bc1-/+) 26.Ne2 Ne2 27.Qe2 Qc6 28.Ra6-/+ d4 29.Rba1 Ra8 30.Qd3 Qd5 31.Rf1 Rc8 32.Rfa1 Rcc7 33.R1a4? Rfd7 34.Ra2 Kh8 35.Qb5 h6 36.Qd3 Qc6 37.Kh2 Rf7 38.Kh1 g5! 39.Qg6?? gf4-+ 40.Qh6 Kg8 41.Bf4 Rh7 42.Qg5 Rcg7 43.Qd8 Bf8 44.c4 dc3 45.Kh2 c2 46.Qd2 Qc4 47.R6a4= Qf1 48.Rc2 Rh3 49.Kh3+= Qh1 50.Bh2 Rh7 51.Rh4 Rh4 52.Kh4 Qh2 53.Kg4 (53.Kg4 Qe5 54.Qg5 Qg5 55.Kg5=) 1–0. Gimeno Oteo,Marco Antonio (2170) – Guzman Moneo,Alberto (2095), Aragon op, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be3 e6)

7.Bd3 Nge7 8.h3 Bf5 9.Be2 Ng6 (9...Bg6 10.Nh4-/+) 10.Nbd2 Nh4 (10...Be7 11.0-0-/+) 11.Nh4 Qh4 12.Nf3 (12.Rc1 Qd8-/+ (12...Nd4? 13.g3 Ne2 14.gh4 Nc1 15.Qc1+-)) 12...Qd8 13.0-0 (13.Bd3 Bd3 14.Qd3 Be7-/+) 13...Be7 14.Kh2 (14.Bd3!?-/+) 14...0-0 15.Rg1 (15.Bd3 Be4-/+) 15...Rc8-+ 16.Bd3 Bd3 (16...Be4 17.Qe2-+) 17.Qd3-/+ f6 18.g4? (better 18.ef6 Bd6 19.Kh1 Qf6 20.Rge1-/+) 18...fe5 19.Ne5 Ne5 20.de5 Rc3 21.Qd2 (21.Qd1 Qc7 22.Bd4 Rc4-+) 21...Qc7 22.Rac1 (22.Kg2-+) 22...Qe5 23.Kh1 Rf3 24.Kg2 (24.Bd4 Rh3 25.Kg2 Qh2 26.Kf1-+) 24...Rce3 25.Qe3 (25.Rce1 Qe4 26.Re3 Re3 27.Kf1 Rc3-+) 25...Re3 26.fe3 Qe3 27.Rce1 Qd2 28.Kf3 Qc2 (better 28...Bc5 29.Re2 Qc3 30.Kg2 Bg1 31.Kg1 Qh3 32.g5-+) 29.Re6 Qh2 (29...Bh4 30.Re8 Kf7 31.Re2 Qc3 32.Kg2 Qg3 33.Kh1 Qh3 34.Rh2 Qf3 35.Rhg2-+) 30.Rg3 (30.Re7 Qg1 31.Rb7 Qf1 32.Kg3-+) 30...Bh4 (30...Bh4 31.Rg2 Qh3 32.Kf4 Qg2 33.Re3 Kf7 34.g5 Bg5 35.Kf5 Be3 36.Ke5 Ke7 37.a3 Qe4) 0–1. Caburro,John – Sarihan,Mustafa, FICGS, 2006. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 Bg4 6.Be3 e6)

7.Bd3 Nge7 8.h3 Bf5 9.Bg5 Bd3 10.Qd3 Qc7-+.

7.Bd3 Nge7 8.h3 Bh5 9.g4 (9.0-0 Nf5 10.Bf5 ef5-/+) 9...Bg6 10.a3 (10.Nbd2 Bd3 11.cd3 Rc8-/+) 10...Bd3 (10...Qa5 11.0-0-/+) 11.Qd3 Qb6 (11...Ng6 12.Qb3-/+) 12.0-0 (12.ab4 Nb4 13.Qb3 Rc8 14.Qa4 Nec6-/+) 12...h5 (12...Rc8 13.Nbd2-/+) 13.ab4 (13.g5!?-/+) 13...hg4-+ 14.hg4 Nb4 15.Qb3 Na6 (15...Nc8 16.Qa4 Nc6 17.c4-+) 16.Qd3? (better is 16.Qb6!? ab6 17.Nbd2+=) 16...Ng6 (16...Rc8 17.Rc1-+) 17.c4 (17.Nbd2 Rc8-+) 17...Nb4 18.Qe2 (18.c5 Nd3 19.cb6 a6-+) 18...dc4 19.Qc4 Qc6 (19...a5 20.Rc1-+) 20.Qc6-/+ Nc6 21.Nc3 (21.Nbd2 a5-+) 21...Bb4-+ 22.Ne4 (22.Rfc1 a5-+) 22...0-0 (22...a5 23.Rfb1-+) 23.g5 (23.Rfb1 Rfd8-/+) 23...Rfd8 (23...a5 24.Rfb1-/+) 24.Kg2 (24.Rfb1 a5-/+) 24...Kf8 (24...a5 25.Rfb1-+) 25.Rh1 Ke7 (25...a5 26.Kf1-+) 26.Rab1 (26.Rh7 Rh8 27.Rg7 Kf8 28.Rg6 fg6-+) 26...a5 27.Nd6 (27.Bd2 b5 28.Bb4 Nb4-/+) 27...Rab8 (27...Rdb8 28.Rh7 Bd6 29.ed6 Kd6 30.Rg7-+) 28.Rh7 (28.Ne4 b5-+) 28...Bd6 29.ed6 Rd6 30.Ne5 Nce5 31.de5-/+ Rd5 32.Ba7-+ Rbd8 33.Rb7 Kf8 34.Bb8 Kg8 35.Rh1 Ne5 36.Be5 Re5 37.f4 Rf5 38.Kg3 g6 39.Rb2 e5 40.Rf2 Rd3 41.Kg4 Rd4 42.Rg2 Rdf4 43.Kg3 Rf3 44.Kg4 R5f4 0–1. Allajov,Ramil – Agaragimov,D (2250), WJun Nakhichivan AZE, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be3 e6)

7.h3 Bf3 8.Qf3 Qb6 9.Bd3-/+.

7.h3 Bh5 8.Be2 (8.Nbd2 Rc8-/+) 8...Nge7 (8...Bf3 9.Bf3 Nh6 10.g4-/+) 9.0-0 (9.Nbd2 Nf5-/+) 9...Nc8 (9...Nf5 10.Nbd2-/+) 10.a3 (10.c3 bc3 11.Nc3 Bb4+=) 10...Be7 (10...Qa5 11.Qd3-/+) 11.ab4+= Nb4 12.Na3 (12.Nbd2 0-0-/+) 12...0-0-/+ 13.Nd2 (13.Qd2 Nc6-/+) 13...Be2 (13...Bg6 14.Bh5-/+) 14.Qe2 a6 (14...Nb6 15.Qg4 f5 16.Qg3-/+) 15.f4 (15.Rfb1 b6+=) 15...Nb6 (15...Qc7 16.Rfc1-/+) 16.c3 Nc6 17.f5 ef5 18.Rf5 Na4 (18...f6 19.ef6 Rf6 20.Rf6 Bf6 21.Nc2-/+) 19.Nab1 (19.Qg4 Re8 20.Nab1 b5+=) 19...Nb6 20.Ra2 (20.Na3 f6 21.ef6 Rf6 22.Rf6 Bf6-/+) 20...Rc8 (20...Qd7 21.Rf3-/+) 21.Nb3 (21.Qg4 Re8+=) 21...Nc4 (21...Qd7 22.Qf3-/+) 22.Bf2 (22.N1d2 Ne3 23.Qe3 Qd7-/+) 22...Qb6 (22...g6 23.Rf3-/+) 23.N1d2 Nd2 (23...Na7 24.Qf3-/+) 24.Nd2 Na5 (24...Na7 25.Qd3-/+) 25.Rf3 (25.Qd3 Nc4 26.Rf3 Qe6-/+) 25...Rc6 (25...Nc4 26.Nc4 Rc4 27.Bg3-/+) 26.Nf1 Nc4 27.Kh2 Qd8 28.Ng3 Re6 29.Nf5-/+ Bf6! 30.Qd1 Bg5 31.h4 Be7 32.g4 h6 33.Bg3 Kh7 34.Qc1 g5 35.h5 Kg8 36.Raf2 Ba3 37.Qf1 Qd7 38.Kh3 b5-/+ 39.Ne3 Ne3 40.Re3 Be7 41.Ref3 Bd8 42.Rb2 Rc6 43.Be1 Qc8 44.Qd3 Be7 45.Rbf2 Re6 46.Qf1 Qe8 47.Rb2 Rb6 48.Ra2 Bd8 49.Bd2 Re6 50.Bc1 Be7 51.Ba3 Ba3 52.Ra3 Qe7 53.Ra2 Kg7 54.Raf2 Qc7 55.Qd3 Qc4 56.Qf5+= Qc7 57.Qd3 Qc4 58.Qf5 Qc7 59.Kg2 Rc6+= 60.Rf1 Qc8 61.Kh3? Qf5-+ 62.gf5 Rfc8 63.f6 Kg8 64.Kg4 Rc3 65.Kf5 Rf3 66.Rf3 Rc6 67.e6 Re6 68.Rc3 Kf8 69.Rc8 Re8 70.Rc6 Ra8 71.Rb6 Ke8 72.Ke5 a5 73.Rb5 a4 74.Kd5 a3 75.Rb1 a2 76.Ra1 g4 77.Kc4 g3 78.Kb3 g2 79.Re1 Kd7 80.Kb2 Re8 81.Rc1 Re2 82.Ka1 Ke8 83.d5?? Rf2 (83...Rf2 84.Rc8 Kd7-+) 0–1. Cierny,Lubomir (2005) – Murin,Pavol (1910), SVK–ch Prievidza, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 Bg4 6.Be3 e6)

5.f4 Bf5

6.Bb2 e6 7.Nf3 Nge7 8.Nbd2 Rc8 (8...Ng6 9.g3-+) 9.Nh4-/+ h6 10.Qf3 (10.Bb5!?-/+) 10...Bc2-+ 11.Bd3 (11.Rc1 Bh7 12.Qg3 Nf5 13.Nf5 Bf5-+ (13...ef5?! 14.Be2-/+)) 11...Bd3 12.Qd3 Qb6 (12...g5 13.Nhf3 gf4 14.0-0-+) 13.0-0 (13.f5 Qa6 14.Qh3 ef5 15.Nf5 Nf5 16.Qf5 Ne7-+) 13...g6 (13...g5 14.Nhf3 gf4 15.Rf2-+) 14.Rac1 Bg7 15.Rc5 (15.Nb3 g5 16.Nf3 gf4-+) 15...0-0 (15...g5 16.Nhf3-+) 16.Nhf3 (16.a3 a5-+) 16...Nf5 (better is 16...Nd4!? 17.Bd4 Rc5-+) 17.Rfc1 h5 18.Nb3 Bh6 19.Ng5 Bg5 20.fg5 a5 21.Rb5 Qa7 22.Nc5 Rb8 (22...Rc7 23.a3-+) 23.g3 (23.Nd7!? Ncd4 24.Rbc5-/+) 23...Rfd8 24.Kg2 Nce7 25.h3 Rdc8 26.g4 Ng7 27.Nd7 Rc1 28.Bc1 Rc8 29.Nf6 Kh8 30.Bb2 b6 31.Kg3 Rc4 32.gh5? (32.a4 Qc7-+) 32...Nef5 (32...Qa6!? 33.a4 ba3 34.Qb3 ab2 35.hg6-+) 33.Kg4? (33.Kh2 Qc7 34.Kg1 Nh5 35.Nh5 gh5 36.a4-+) 33...Nh5 (33...Rc2! 34.h6 Rg2 35.Kf3 Rg3 36.Ke2-+) 34.Nh5 gh5 35.Kh5 Qa6 (better is 35...f6 36.g6 Qg7 37.Qf5 ef5 38.Rb6 Rc8 39.Rf6 Qc7-+) 36.Rd5 ed5 37.Qf5 Qc8 38.Qf7 (38.Qf6 Kg8 39.Kh4-+) 38...Qh3 39.Kg6 Rc6 40.Qf6 Rf6 (40...Kg8 41.Qc6 Qh7 42.Kf6 Qf7) 41.gf6-+ Qe6 (better is 41...Kg8!? 42.Bc1-+) 42.Bc1 Kg8 43.Bg5 a4 0–1. thecurator – expruc, ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.f4 Bf5)

6.Nf3 e6 7.Bb2 Rc8 8.Bd3 Nge7 9.0-0 Qb6 10.Kh1 h5 11.Qe2 g6 12.Nbd2 h4 13.c4 bc3! 14.Bc3 Bd3 15.Qd3 Nf5 16.Rab1 Qc7 17.Rfc1 Bh6 18.Ng5 Bg5 19.fg5 Ncd4! 20.Bb2 (20.Bd4 Qc1 Pinning) 20...Nc6 21.Ba3 a6 22.Nf3 b5 23.Qc3 Kd7 24.Qd2 Qa5 25.Qd3 b4 26.Bb2 Nce7 (better is 26...Qa2!? 27.h3 a5-+) 27.a3-/+ Qb5 28.Qb5 ab5 29.ab4 Rc4 30.Ra1 Nc6 (30...Rb4?! 31.Ra7 Ke8 32.Ra8 Kd7 33.Ra7 Ke8 34.Ra8 Kd7 35.Ra7=) 31.Rc4 dc4 (31...bc4?! 32.b5 Nd8 33.Ra7 Kc8 34.Kg1-/+) 32.Bc3 Kc7 33.Kg1 Rd8 34.Be1 Rd5 0–1. Demanov,Nikolay (2055) – Lyanguzov,Oleg (2325), Tatarstan–ch op, 2009. (=1.e4 c5 2.b4 d5 3.e5 cb4 4.d4 Nc6)

6.Nf3 e6 7.Bd3 Nge7 8.a3 Bd3 9.Qd3 Qb6 10.Be3 Rc8 11.0-0 Nf5 12.Bf2 a6 13.Nbd2 ba3 14.c3 Na5 15.Rfb1 Qc7 16.Nb3 b5 17.g4 Nh6 18.h3 (18.Na5 Qa5 19.g5-+) 18...Qc3 19.Qc3 Rc3 20.Na5 Rf3 21.Kg2 Rc3 22.Nb7 Kd7 23.Rc1 Rc1 24.Rc1 Be7 25.Nc5 Bc5 26.dc5 Kc6 27.Be1 a5! 28.Ba5 Ra8 29.Bc3 Ra4 30.Rf1 (30.Kf3 Rc4 31.Bd2 Rc1 32.Bc1 b4-+) 30...b4 31.Ba1 b3 32.f5 b2 33.fe6 fe6 0–1. Zapata,Diego – Siviotti,Leonardo, Rio de Janeiro tt U20, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Nf3 e6 7.Bd3 Nge7 8.Be3 h6 9.Nh4 Bg6 10.Ng6 Ng6 11.0-0 Qd7 12.f5 Nge7 13.fe6 fe6 14.Qh5 Kd8 15.Nd2 Qe8 16.Qh4 Kd7 17.Nb3 b6 18.Rac1 Rc8 19.c4 0–1. Hernandez Velasco – Alfageme Alvarez, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

6.Nf3 e6 7.Be2 Rc8 (7...Nh6 8.Nbd2-/+) 8.0-0 a6 (8...Qb6 9.Bb2-/+) 9.Be3 (9.Nbd2 Qc7-/+) 9...h5 (9...Nce7 10.Bd3-/+) 10.Nbd2 Nh6 11.h3 Na5 12.Ne1 g6 (better is 12...Bg6-/+) 13.g4?? (better is 13.Bf2+= was necessary) 13...hg4-+ 14.hg4 Ng4! it's all over. 15.Bg4 Qh4 16.Ng2 Qg4 17.Qg4 Bg4 18.Rfc1 Bf5 19.Nb3 Nc4 20.Kf2 Na3 21.Ne1 Nc2 22.Nc2 Rh2 23.Kg3 Rhc2 24.Rc2 Rc2 25.Nc5 Bc5 26.dc5 a5 0–1. Jarrouj,Jackson – Jarrouj,Jorge, VEN–ch semi rapid, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5)

6.Nf3 h6 7.Bd3 Bd3 8.Qd3 e6 9.0-0 Nge7 10.Be3 Nc8 11.f5 ef5 12.Qf5 Be7 13.Nbd2 Qd7 14.Qd3 Nb6 15.Rae1 Na5 (15...Rc8 16.Rf2-/+) 16.Kf2?? (16.e6 Qe6 17.Bg5 Qe1 18.Re1 (worse is 18.Ne1 hg5 19.Qf5 Bf6+=) 18...hg5 19.Qe3+=) 16...Nac4 17.e6 fe6 (17...Qe6?! 18.Bg5 hg5 19.Re6 fe6 20.Qg6 Kd7 21.Re1+=) 18.Qg6 Kd8 19.Qe6 (19.Qe6 Qe6 20.Bg5 Qe1 21.Re1 hg5 22.Nc4 Nc4 23.g4-+). Hernandez Velasco,Jesus – Paul Tomillo,Jesus M, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6)

4.e5 e6

5.a3 Qa5 6.Nf3 Bd7 7.Bd3 Nc6 8.0-0 h5 9.Bb2 h4 10.ab4 Qd8 11.b5 Nb8 12.h3 Ne7 13.Qe2 Nf5 14.c4 dc4 15.Bc4 Bb4 16.Qe4 Qc7 17.Rc1+- Qb6 18.Bc3 Bc6? 19.d5 Bc3?? 20.Nc3 Ng3 21.Qg4 Kf8 22.de6 Bf3 23.Qf3 f6 24.ef6 g6 25.e7 Ke8 26.f7 Ke7 27.Re1 Kd8 28.f8Q Rf8 29.Qf8 Kc7 30.Nd5 (30.Nd5 Kd7 31.Qe8 Kd6 32.Qe7#) 1–0. pcmvr (2840) – rogeliovargas (2190), net–chess.com, 2010.

5.a3 b3 6.cb3+= Ne7 7.Bd3 Nbc6 8.Be3 (8.Nf3 Nf5+=) 8...Nf5= 9.Ne2 (9.Bf5 ef5 10.Ne2 Be7=) 9...Be7 (9...Ne3!? 10.fe3 Qg5=+) 10.0-0= Bg5 (10...Ne3 11.fe3 Bd7 12.b4+=) 11.Bg5 (11.Bf5 ef5 12.Bg5 Qg5+-) 11...Qg5+= 12.f4 (12.Bf5 Qf5 13.Nbc3 0-0+=) 12...Qe7 (12...Qh5!? 13.Bf5 Qf5+=) 13.Bf5+- ef5 14.Nbc3 Be6 15.Nb5 0-0 16.Qd3 a6 (16...Rfd8 17.Nd6+-) 17.Nd6 Qd7 18.g4 g6 (18...fg4? 19.f5+-) 19.Ng3 (19.gf5 Bf5 20.Nf5 Qf5 21.Qf5 gf5 22.Rf3+-) 19...f6?? (better 19...fg4 20.Qd2 f6=) 20.gf5+- fe5 (20...gf5 21.Ngf5 Bf5 22.Nf5+-) 21.fe5 (21.fe6?! Qd6 22.fe5 Qe6=) 21...Bf7 (21...gf5 22.Ngf5 Bf5 23.Nf5+-) 22.Rf4 (22.Ra2 gf5 23.Ngf5 Be6+-) 22...Rad8 (22...gf5 23.Ngf5 Be6 24.Raf1+-) 23.Rh4 (23.Raf1 Qe7+-) 23...b5 (23...gf5 24.Ngf5 Bg6 25.Rf1+-) 24.Kh1 (24.Rg4 Kh8+-) 24...Rb8 Black prepares the advance b4 (24...Qe7 25.f6 (25.Nf7?! Qh4 26.fg6 Nd4+-) 25...Qd7 26.Ngf5+-) 25.Rg1 b4 (25...Qd8 26.Rf4 Kh8 27.Rgf1+-) 26.Nh5 (26.Nh5 Be6 27.fg6 Ne5 28.de5+-) 1–0. Krustev,Goran (2005) – Metodiev,Veselin, 4th Sofia Bulgaria, MGU Open, 2010. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4)

5.a3 Qb6 6.ab4 Bb4 7.c3 Bf8 8.Bd3 Bd7 9.Qe2 Nc6 10.f4 (10.Nf3 Nge7=) 10...a6 11.Nf3 Na7 12.0-0 Bb5 13.Na3 (13.Nbd2 Bd3 14.Qd3 Qc6+=) 13...Bd3-/+ 14.Qd3 g6 (14...Qc7 15.Nd2-/+) 15.Bd2 (15.c4 Qc6=) 15...Ba3 16.Ra3 Qb5 17.Qc2 Qc6 18.Ra4 Ne7 19.Rb4 (19.Rfa1 Nac8+=) 19...b5-/+ 20.Ra1 Nac8 21.Ne1 Nb6 22.Nd3 Na4 23.Rb3 Nf5 24.Qc1 Qc4 25.Qb1 0-0 26.g4 Ne7 27.Kh1 Kh8 28.Rb4 Qc7 29.f5 Nc3 30.Qc1 Rfc8-/+ 31.f6 Nc6 32.Bc3= Nb4 33.Qh6 Rg8 34.Bb4 Qc4 35.Ra3 Qd4 36.Kg2 Qg4-+ 37.Kf2 Qd4 38.Kf3 Qe4 39.Kf2 Qf5 40.Ke3 Qe4 41.Kf2 Rac8 42.Bc5 Rc5! 43.Nc5 Qc2 44.Kf1 Qb1 45.Kf2 Qb2 46.Kf1 Qa3 47.Nd7 Qf3 48.Ke1 Qh5 49.Qc1 Qh4 50.Kd1 Qd4 51.Kc2 Qc4 52.Kb2-+ Qc1 53.Kc1 Rc8 54.Kb2 a5 55.h4 Rc4 56.Nb6 Rh4 57.Nc8 b4 58.Nd6 Kg8 59.Kb3 d4 60.Kc4 g5 (60...g5 61.Kd3 a4-+) 0–1. Frenklakh,Jennie – Trtanj,Tina, Wch U14 Girls, 1994. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4)

5.a3 Qc7 6.Bd3 Nc6 7.Ne2 f6 8.f4 Qb6 9.ab4 Nb4 10.0-0 f5 11.Na3 Nd3 12.Qd3 Ne7 13.c4 Qd8 14.Nb5 Nc6 15.cd5+/- ed5 16.Ba3+- Be6 17.Bd6 Kf7 18.g4 g6+/- 19.Ng3 Qd7 20.Rfb1 b6 21.Rc1 Rg8 22.Rc3 Rc8? 23.Rc6+- Qc6 24.Ra7 Bd7 25.gf5 Qc1 26.Kg2 Qb2?? 27.Kh3+- Ke8 28.Rd7 Kd7 29.e6 Kd8? 30.f6+- Bd6 31.Nd6 Rc2?? 32.e7 Kc7 33.Qc2!! Qc2 34.f7 Kd6 35.fg8Q Ke7 36.Qd5 1–0. Mariotti,Sergio – Holm Petersen,Sejer, Budapest, 1975.

5.a3 Qc7 6.Nf3 ba3 7.Na3 Ba3 8.Ra3 (worse is 8.Ba3 Qc3 9.Ke2 b6-/+) 8...Na6 9.Ba6 ba6 10.Qd2 Nh6 11.Rc3 Qb6 12.0-0 0-0 13.Ba3 Re8 14.Rb3 Qc6 15.Bc5 Nf5 16.Qa5 Bd7 17.Ra1 Bc8 18.Ra2 Re7?? (better is 18...Qd7+=) 19.Be7+- Ne7 (19...Qd7 20.Bh4 h6+-) 20.Qd8 (20.Qd8 Qe8 21.Qe8) 1–0. JohanK – groovenetwork, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.Ba3 Qb6 9.Bd3 (9.Nf3 Nc6=+) 9...Bb5 10.Be7 Ne7 (10...Bd3!? 11.Bb4 Bf5-/+) 11.Qb3= (11.Qb3 Ba6 12.Qb6 ab6 13.Nf3=). Goran_Krastev (2360) - ToLazyToGetAName (2315), Rated Blitz game, lichess.org, 2015. (=1.e4 C02: French: Advance Variation 1...e6 2.d4 d5 3.e5 c5 4.b4 cb4)

5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.Bd3 Nc6 9.Qg4 g6 10.Nf3 Na5 11.Ra5? (better is 11.Ba3=) 11...Qa5-+ 12.h4 h5 13.Qg3 0-0-0 (better is 13...Bb5!? 14.Ng5-+) 14.0-0 Nh6 15.Bg5 Bg5 16.Ng5 Rdf8 17.c4 Nf5 18.Bf5 gf5 19.Na3 f4! 20.Qd3 (20.Qf4 Qa3 Deflection) 20...f6 21.Nf3 Bc6 22.cd5 Qd5 23.Rc1 fe5 24.Rc6 bc6 25.Ne5 Kb7 26.Nc2 Rhg8 27.f3 Qb5 28.Qe4 a5 29.Na3 Qd5 30.Qd3 Qa2 31.Nc2 Rg7 32.Nc6 Qb1 33.Kf2 Rg2! (33...Rg2 34.Kg2 Rg8 35.Qg6 Rg6 36.Kf2 Rg1 37.Nd8 Kb6 38.Ne6 Qf1#) 0–1. Abu Es Soud,Amin – Krause,Hans Ulrich, Baden–ch HT1, 1994. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.Bb5 Bd7 6.Bd3 Nc6 7.Nh3 (better is 7.Nf3!?+=) 7...Nd4-+ 8.0-0 Bc5 (8...Qc7 9.Bf4-+) 9.Ng5 g6 10.Nf7? (better is 10.Be3-+) 10...Kf7 11.c3 Nc6 12.Qf3 (12.Be3 Be3 13.fe3 Kg7 14.cb4 Nb4-+) 12...Kg7 13.h4 (13.Bb2 bc3 14.Nc3 Bd4-+ (14...Ne5?! 15.Ne4 d4 16.Qg3 Nd3 17.Qd3-+)) 13...Ne5 14.Qf4 (14.Qe2 Nd3 15.Qd3 Qh4-+) 14...Qf6 (better is 14...Nd3 15.Qg3 Nc1 16.Rc1-+) 15.Qf6 Nf6 16.Bc2 Rhf8 17.Kh1 Nfg4 18.f4 Ne3 19.Be3 Be3 20.Bb3 Rf4 21.Rf4 Bf4 22.cb4 Nd3 23.Na3 Rc8 24.Nc2 Rf8 25.a3 Bg3 26.h5 Bc6 27.Nd4 Rf6 28.h6 Kh6 29.Nf3 e5 30.Bc2 Nf2 31.Kg1 e4 32.Nd2 d4 33.a4 e3 34.Nf1 Be5 35.b5 Bd7 36.Rb1 d3 37.Bb3 e2 38.Nd2 Bf4 39.Nf3 Be3 40.Kh2 Rf3! 41.gf3 d2 42.Kg2 e1Q 43.Re1 (43.Be6 Qb1 44.Bd7 Qh1 45.Kg3 Qg1 46.Kh4 g5) 0–1. stephenmason11 – NikMed, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 e6)

5.c3 Qb6 6.Nf3 Nc6 7.Be2 bc3 8.0-0 Nh6 9.Bh6 gh6 10.Nc3 Bg7 11.Nb5 0-0 12.Nd6 f6 13.Bb5 fe5 14.Bc6 bc6 15.Ne5 Qc7 16.Nc8 Be5 17.de5 Qc8 18.Qh5 Qe8 19.Qh6 Qg6 20.Qe3 Qg7 21.f4 Rf5 22.Rf3 Raf8?? (better is 22...Qc7+=) 23.Rg3+- Rf4 1–0. Mengs – blackcrowman, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.c3 bc3 6.Nc3 Bb4 7.Qa4 Nc6 8.Bd2 Bd7 9.Qb3? (better is 9.Nb5!? Be7 10.Qd1-/+) 9...Nd4-+ 10.Qd1 Qa5 (10...Qa5 11.Nge2 Nc6-+) 0–1. mojosolo – golly1, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.e5 d5)

5.Bd2 a5 6.a3 ba3 7.Na3 Nc6 8.Nb5 b6 9.Ra4 Ba6 10.Qb1 Nd4?? (better is 10...Qd7+=) 11.Rd4+- f6 12.Nd6 Bd6 13.ed6 Qd6?? (better is 13...Bf1 14.Kf1 Qd6=) 14.Ba6+- Ra6 (14...Ne7 15.Bb5 Nc6 16.Ra4+-) 15.Qb5 (15.Qb5 Kf7 16.Qa6+-) 1–0. forkthis – mojosolo, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.Bd2 Qb6 6.Nf3 Nc6 7.Be3 Bd7 8.Be2 Be7 9.0-0 h6 10.c4 a5 11.Nbd2 Qd8 12.Ne1 g6 13.f4 h5 14.Nef3 Nh6 15.h3 Nf5 16.Bf2 a4 17.cd5 ed5 18.Bb5 (18.Qc2 Rc8 19.Qd1 0-0+=) 18...Qa5 19.Bc6 Bc6 20.e6 f6 21.Qc2 Rg8 22.g4 (better is 22.Nh4!? Nh4 23.Bh4+=) 22...hg4-/+ 23.hg4 Qc7 (better is 23...Nh6!? 24.g5 Nf5-/+) 24.gf5+= gf5 25.Kh1 Qf4 26.Nh2 (better is 26.Rg1 Rh8 27.Kg2+=) 26...Bd6-+ 27.Ndf3 Rh8 (better is 27...Qe4!? 28.Qd1 Bh2 (28...Qe6? 29.Re1 Qe4 30.Re4 fe4 31.Nh4+-) 29.Kh2 Rh8 30.Bh4 Rh4 31.Nh4 Qh4 32.Kg2 Ke7-+) 28.Bg1-/+ Qg4 29.Qg2 Qh5 30.Qg7 0-0-0 31.Qf6 Rdg8 32.e7? (32.Rac1 Kb8 33.Rc6 bc6 34.Rf2-+) 32...Rg1?? (better is 32...Rh6 33.Qh4 Qh4 34.Nh4 Rh4 35.Rf5 Be7-+) 33.Kg1+= Bh2 34.Kf2 Qh3 35.Qg5 f4 36.Nh2 Qe3 37.Kg2 Qh3 38.Kf2 Qe3 39.Kg2 Qe2 40.Rf2 Rh2 41.Kh2 Qf2 42.Qg2 Qh4 43.Qh3 Qh3 44.Kh3 Kd7 45.Re1 Ke8 46.Kg4 b3 47.ab3 ab3 48.Kf4 Kf7 49.Kf3 Bd7 50.Ke3 Ke7 51.Kd3 Kd6 52.Kc3 Bb5 53.Kb3 Bc4 54.Kb4 b5 55.Rg1 Ke6 56.Kc5 Kf5 57.Re1 Kf4 58.Re5 Kf3 ½–½. golly1 – Bazza3, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.Nd2 Nc6 6.Ndf3 b6 7.Bd3 Nge7 8.Ne2 a5 9.0-0 Ba6 10.Bg5 Bd3 11.cd3 h6 12.Bh4 Qc8 13.Rc1 Qb7 14.Be7 Be7 15.Nd2 0-0 16.f4 Rac8 17.Qb3 b5 18.Rc2 a4 19.Qb1 Na7 20.Rfc1 Rc2 21.Rc2 Rc8 22.Kf2 Rc2 23.Qc2 Qc6 24.Qb2 Nc8 25.Kf3 Nb6 26.h3 a3 27.Qb1 Na4 28.Nb3 Nc3 29.Qc2 Bd8 30.g3 Qc7 31.Ke3 Kf8 32.g4 Ne2 33.Qc7 Bc7 34.Ke2 Ke7 35.Kf3 g5 36.Kg3 f6 37.h4 Kf7 38.Nc5 Kg6 39.h5 Kf7 40.Kf3 fe5 41.fg5? hg5-+ 42.de5 Be5 43.Nb3 Kf6 44.Ke3 Bc3 45.d4 e5 46.de5 Ke5 47.Nc1 Bd4 48.Kd3? Bc5 49.Nb3 Bb6 50.Kc2 Kf4 51.h6 Bd8 (51...Kg4?? 52.h7+-) 0–1. Bazza3 – golly1, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.Bd3 Nc6 6.Ne2 Qb6 7.0-0 Bd7 8.Be3 Nge7 9.a3 Nf5 10.Bf5 ef5 11.ab4 Bb4 12.c4= Ne7 13.c5 Qb5 14.Nbc3 Bc3 15.Nc3+= Qc6 16.Bg5 Ng6 17.Qb3 f4 18.g3 h6=+ 19.Bf4 Nf4 20.gf4 Bh3 21.Qd5 Bf1 22.Qc6 bc6 23.Kf1 a5 24.d5 cd5 25.c6 Ra6 26.Nd5 Rc6 27.Ra5 Rc1 28.Kg2 0-0 29.f5 Kh7 30.h4 Rfc8 31.e6= fe6 32.fe6 Re8 33.Ra6 Rc5 34.Nf4 g5=+ 35.Nd3 Rd5-/+ 36.Ra7 Kg6 37.Rd7 Rd8 38.Ne5 Kf6-/+ 39.Ng4 Ke6-+ 40.Rh7 Kf5 41.f3 Rd2 42.Kg3-/+ gh4 43.Kh4 R8d6 44.Kh5? Kf4-+ 45.Rf7 Kg3 46.f4 Rd1 47.Nf6 Rh1 48.Kg6 Kf4 49.Kg7 Ke5 50.Ng4 Kd4 51.Rf4 Kc5 52.Nf2 Rd7 53.Kg6 Rg1 54.Kh6 Rdg7 55.Nh3 R1g6 56.Kh5 Rg2 57.Rf5-/+ Kd6 58.Ng5? Rg8 59.Ra5 Kc6 60.Rf5 Rd8 61.Kg6 Rd5 62.Rf6? Kc5 63.Rf5-/+ Rf5 64.Kf5 ½–½. Bird,Henry Edward – Paulsen,Louis, Vienna it, AUT, 1882.

5.Bd3 Nc6 6.Ne2 Bd7 7.0-0 Rc8 8.Be3 Qb6 9.f4 Nge7 10.g4 h5 11.gh5 Rh5 12.Ng3 Rh8 13.Nd2 g6 14.Nf3 Nf5 15.Bf5 ef5 16.Kg2 Nd8 17.h4 Ba4 18.Rc1 Be7 19.Rh1 Ne6 20.Ng5 Bg5 21.hg5 Rh1 22.Qh1 Rc2 (22...Nd4 23.Bd4 Qd4 24.Qh8 Ke7 25.Qc8+=; 22...Bc2?! 23.Kg1-+) 23.Rc2 Bc2 24.Qh8 Nf8 25.Ne2 a5 26.Bc1? (26.Nc1 Qc7-+) 26...Qc6 27.a3 (27.Kf2-+) 27...Bd3 28.ab4 Be2 29.Ba3 Qc3 (29...Qc3 30.Qh4 ab4 31.Bb4 Qb4-+) 0–1. Fleury,Matthew – Say,Frank J, US op, 1995. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4)

5.Bd3 Nc6 6.Ne2 Nge7 7.0-0 Qc7 8.Nd2 Bd7 9.f4 a5 10.Nf3 Na7 11.g4 g6 12.Ng3 Nb5 13.Qe2 Nc3 14.Qe3 Bh6 15.a3=+ 0-0 16.Qe1 Rfc8 17.f5 Bf8 18.fg6 hg6 19.Ng5+= Nc6 20.Rf7 Nd4 21.Bg6 Qb6? 22.Nh5+- Nf3 23.Kh1 Ng5 24.Nf6 Kh8 25.Qh4 (25.Qh4 Bh6 26.Qh6 Nh7 27.Qh7#) 1–0. Koltanowski,George – Wyllie,Robert, simul blind, 1947.

5.Bd3 Nc6 6.Be3 a6 7.Ne2 f5 8.f4 Nh6 9.Qd2 Ng4 10.Ng3 h5 11.h3 Qh4 12.hg4 Qg3 13.Qf2 Qg4 14.Be2 Qg6 15.Nd2 Be7 16.0-0-0 Rh6 17.Rh3 Bd7 18.Rdh1 h4 19.Nf3 0-0-0 20.Bd3 Rdh8 21.Be2 b5 22.Ng5 Na5 23.Rh4 Nc4 24.g3 a5 25.Qg1 a4 26.Bf2? (26.Qf2 Kd8-/+) 26...Na5 (better is 26...Bg5!? 27.fg5 Qg5 28.Kb1 Na3 29.Kb2 Qd2-+) 27.g4 b3 28.gf5? (better is 28.Rh6 Rh6 29.cb3 ab3 30.ab3 Nb3 31.Kc2-/+) 28...Qf5-+ 29.Bd3 Qf4!! (29...ba2?! 30.Kb2 Qf4 31.Rh6 gh6 32.Be3-+) 30.Be3 Rh4 (30...Rh4 31.Rh4 Qh4-+ (31...Rh4?! 32.Bf4 ba2 33.Kb2 Rf4 34.Ne6 Be6 35.Qg6-/+)) 0–1. RedRaven – Mengs, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.Bd3 g6 6.a3 ba3 7.Ba3 Ba3 8.Na3 Qa5 9.Kf1 Qd8 10.Nb5 a6 11.Nd6 Kf8 12.h4 b5 13.h5 g5 14.h6 Bd7 15.Nf7?? (better is 15.Qh5 Be8 16.Qg4+-) 15...Kf7= 16.Qh5 Kf8 17.Rh3 Ne7 18.Qg5 Ke8 19.Qg7 Rg8? (better is 19...Rf8=) 20.Bg6 Ng6 21.Qg8 Nf8 22.Rg3 Nc6 23.Rg7 Ne7 (23...Qe7+-) 24.Qf7 1–0. Moiseev,Andrey – Kitova,Tatiana, RUS–Cup sf, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.Nf3 a5 6.a3 Na6 7.ab4 ab4 8.Bd3 h6 9.Bd2 Qb6 10.c3 Bd7 11.0-0 Bb5 (11...bc3!? 12.Nc3 Rb8=) 12.Bb5+= Qb5 13.Qb3 (13.cb4 Ne7+= (13...Bb4? 14.Qb3+-)) 13...g5 (13...Qd3 14.Qb2=) 14.cb4+= g4 15.Ne1 Ne7 16.Ra5 (16.Nc2 Nc6+=) 16...Qd7 (16...Qc4!? 17.Qa4 Nc6=) 17.b5 Nc7 18.Ra8 Na8 19.Nd3 Nf5 20.Nc3 Nb6 (20...Nd4? 21.Qa4 Nf3 22.gf3+-) 21.Ne2 Nc4 22.Ra1 Be7 23.Ra8 Bd8 24.Nc5 Nd2 25.Qb4 Qe7 26.Qd2 b6 27.Nd3 0-0 28.Ndf4 Qd7 29.Qd3 Bg5 30.Ra1 Rc8 31.h3 gh3 32.g4 Nh4 33.Nh5 (33.Nh3 Be7+=) 33...Qc7 34.f4 (34.Qh3 Qc4 35.Re1 Qb5=) 34...Be7 35.Rc1 Qd7 36.Rf1 White prepares the advance f5 36...Rc4 37.f5 Bg5 (37...ef5 38.gf5 Bg5=) 38.Nef4 (better 38.fe6 Qe6 39.Qh3+=) 38...ef5-/+ (38...Qb5 39.fe6 Qe8 40.Nd5 Qe6 41.Nhf6 (41.Qc4?? Qg4 42.Kf2 Qg2 43.Ke1 Qd2) 41...Bf6 42.Nf6 (42.Qc4 Qg4 43.Kf2 Qg2 44.Ke1 Nf3 45.Rf3 Bh4 46.Rg3 Qg3 47.Kd2 Qf2 48.Kc3 Qf3 49.Qd3 Qd3 50.Kd3 h2-+) 42...Kf8 43.Qh3+-) 39.Nh3 Qe7 (better 39...Qb5!? 40.Ng5 Qb2 41.Nf6 Kg7 42.Nh5 Kg6 43.Nf4 Kg5=+) 40.gf5 Qb4? (better 40...Ra4 41.Kh2 Ra3=) 41.Ng5+- hg5?? (41...Rc3 42.Nf6 Kg7 43.Nd5 Qb2 44.f6 Kf8=) 42.Nf6 (42.Qe3 Kf8 43.Qg5 Rc8 44.Qg7 Ke7 45.Qf6 Ke8 46.Qh8 Qf8 47.Nf6 Ke7 48.Qh4 Qg7 49.Kf2 Rc2 50.Ke3 Kf8+-) 42...Kg7?? (42...Kf8 43.e6 Rd4+-) 43.Nd5 (better 43.Qe3 Kh6 44.Ng8 Kg7 45.Qg5 Kf8 46.e6+-) 43...Qb2= 44.f6 (better 44.Qg3 Qd4 45.Ne3=) 44...Kf8?? (better 44...Kh8 45.Qg3 Qd4 46.Ne3 Rc3=+) 45.Ne3+- Rd4?? (45...Qd4 46.Qc4 Qe3 47.Rf2 Qe1 48.Qf1 Qe5+-) 46.Qh7 Nf3 (46...Rg4 47.Kh1 Ng6 48.Ng4+-) 47.Rf3 Qc1 48.Kg2 Rd2 49.Rf2 Rf2 50.Kf2 Qd2 51.Kf3 g4 52.Kg4 Qe2 53.Kf4 Qf2 54.Ke4 (54.Ke4 Ke8 55.e6 Kd8 56.e7 Kd7 57.Qh3 Kc7 58.Nd5 Kd6 59.Qa3 Qc5 60.e8Q Qa3 61.Qc6) 1–0. Husarik,Branko (2160) – Weber,Dirk (2275), Pardubice op–B, 2012. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 a5)

5.Nf3 a5 6.a3 Na6 7.Bd3 h6 8.h4 (8.c3 ba3 9.0-0 Bd7=) 8...g6 (8...ba3!? 9.c3 Bd7=+) 9.h5= g5 10.Ng1 (10.0-0 Qc7=) 10...Qb6 11.f4 (11.a4 Nc7 12.Ne2 Qc6=+) 11...gf4 (11...ba3 12.fg5 hg5 13.c3=) 12.Rh4 Be7 13.Rf4 Bg5 14.Rg4 Bc1 (14...f5 15.ef6 Bc1 16.Qc1 Nf6 17.Rh4-/+) 15.Qc1=+ Bd7 (15...f5 16.Rf4=+) 16.Nf3= 0-0-0 (better 16...ba3!? 17.Na3 Nb4=) 17.Nbd2 Kb8 (17...Rf8 18.Ba6 ba6 19.ab4 ab4 20.c3+-) 18.Rg7 (18.Rf4+-) 18...Ne7 (18...f5 19.Ba6 ba6 20.Nb3+-) 19.Ba6 (19.Rf7!? Nc6 20.Rf4 Rhg8+-) 19...ba6 (19...Nf5 20.Rf7 ba6 21.ab4 ab4 22.c4 Nd4 23.c5 Nf3 24.Nf3+= (worse 24.gf3 Qb5=+)) 20.Nb3 (20.ab4 ab4 21.g4 Rdf8+-) 20...Nf5+= 21.Rf7 (21.Rg4 Bb5+=) 21...Be8 22.Rf6 Bh5 23.ab4 ab4 (23...Bf3 A) worse 24.gf3 Nd4 (24...Qb4?! 25.Qd2=; 24...ab4 25.Qf4 Qc7 26.Re6 Qc3 27.Qd2+-) 25.Nc5 Qb4 26.c3 Nf3 (26...Qc5?! 27.cd4 Qb4 28.Qd2=) 27.Rf3 Qc5-+; B) 24.ba5 Qb4 25.Nd2 Qd4 26.Rb1 Kc8 27.Nf3 Qe4 28.Kf1=) 24.Qd2 (24.Qf4!? Bf3 25.gf3+-) 24...Bf3= 25.gf3 Rhg8 26.Ra4 (26.Qf2!?+-) 26...a5 (26...Rg1 27.Kf2 Rdg8 28.Rf8 Ka7 (28...Rf8?? 29.Rb4 Rfg8 30.Rb6 Kc7 31.Qc3 Kb6 32.Qc5 Kb7 33.Na5 Kb8 34.Qb6 Kc8 35.Qe6 Kd8 36.Qd5 Ke8 37.Qc6 Ke7 38.Qb7 Kf8 39.Qc8 Kg7 40.Qf5+-) 29.Rg8 Rg8 30.Rb4 Qc6+=) 27.Na5 (better 27.Qf2!?=) 27...Rg1-/+ 28.Kf2 Rdg8 (better 28...Nd4!? 29.Rb4 Nb5 30.Qd4 Qd4 (30...Nd4? 31.Rb6 Ka7 32.Rbe6+-) 31.Rd4 Nd4 32.Kg1 Rc8-/+) 29.Rf8= Kc7?? (29...Rf8 30.Rb4 Rfg8 31.Rb6 Ka7 32.Rb7 Ka8 33.Rb8 Kb8 34.Qb4 Kc7 35.Qb7 Kd8 36.Nc6 Ke8 37.Qc8 Kf7 38.Nd8 Kf8 39.Ne6 Ke7 40.Qc5 Ke6 41.Qc6 Ke7 42.Qf6 Ke8 43.Qf5 R8g6+-) 30.Rg8+- Rg8 31.Rb4 (31.Qb4?! Qb4 32.Rb4 Ra8=) 31...Qa6 32.Qc3 (32.Qc3 Kd7 33.Rb7 Qb7 34.Nb7+-) 1–0. Gallagher,Daniel GH (2145) – Mulligan,Scott (1985), Glorney Cup, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 a5)

5.Nf3 a5 6.a3 b6 7.ab4 Bb4 8.c3 Be7 9.Na3 Ba3 10.Ba3 Ba6 11.Ba6 Na6 12.Qd3 Nc7 13.0-0 Ne7 14.Nh4 Ng6 15.Ng6 hg6 16.h3 (16.Rfb1 Rb8=) 16...Rb8 17.Bd6 Rb7 18.Rfb1 Qc8 19.c4 dc4 20.Qc4 Kd7 21.Rc1 Qd8?? (better is 21...Kd8 22.Rc2 Qd7+-) 22.Rab1 (better is 22.Rc2 Rh4 23.Rac1 Rd4 24.Qd4+-) 22...Kc8 (22...Qb8+-) 23.Qa6 Kb8 24.Rb6 (24.Rb6 Rb6 25.Qb6 Ka8 26.Ra1 Qd7 27.Ra5 Na6 28.Ra6 Qa7 29.Ra7) 1–0. Schlag,Franz (1965) – Vaskovitch,Mark (1810), GER–chA Seniors, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 a5)

5.Nf3 a5 6.Bd3 Bd7 7.0-0 f5 8.ef6 gf6 (8...Qf6?? 9.Bg5+-) 9.c3 b5 (9...Qc7 10.cb4 Bb4 11.Bd2=) 10.Nfd2 (10.Ne5 Ke7+=) 10...bc3 11.Nc3 b4?? (11...Qb6 12.Nf3 Bb4 13.Bd2=) 12.Ne2?? (better is 12.Qh5 Ke7 13.Nd5 ed5 14.Qd5=) 12...e5 (better is 12...Bd6!?+=) 13.de5+/- fe5 14.Ng3 Bh6?? 15.Qh5+- Ke7? 16.Qe5 Be6 17.Nf5 Kf7 18.Qh8 Nd7 19.Qh7 Kf8 20.Nh6 Qe7 21.Qe7 Ke7 22.Re1 Nh6 23.Nf3 Ng4 24.Bf5 Kd6 25.Re6 Kc7 26.Bg4 Rg8 27.Bf4 Kd8 28.Bh3 Nc5 29.Rd6 Ke7 30.Rd5 Na6 31.Ra5 Ra8 32.Re1 Kf6 33.Bg5 Kg6 34.Re6 Kf7 35.Rea6 Re8 36.Rf5 Kg8 37.Rg6 Kh7 38.Rh6 Kg7 39.Re5 Rf8 40.Re7 Kg8 41.Be6 Rf7 42.Bf7 Kf8 43.Ra7 Kg7 44.Bb3 Kf8 45.Rh8 1–0. Salvatore – dunk0104, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 a5)

5.Nf3 Nd7 6.a3 ba3 7.c3 Ne7 8.Bd3 h6 9.0-0 Nc6 10.Na3 Nb6 11.Nd2 Bd7 12.f4 g6 13.Nf3 h5 14.Ng5 Ne7 15.Nb5 Nf5 16.Na3 (better is 16.Ra7!? Ra7 17.Na7=) 16...Be7 17.Rf3 Rc8 18.Nb1 a6 19.Rh3 Qc7 20.g4? (20.Ba3!?=) 20...Ng7 (20...Nd4 21.gh5 Bg5 22.hg6-/+) 21.Ra2 Bb5 22.Bc2 Qd7 23.Nd2 Bg5 24.fg5+= Kf8 25.Nf1 Bf1 26.Qf1 Kg8 27.gh5 Rh5 28.Rh5 Nh5 29.Qf3 Qc6 30.Bd2 Kg7 31.h4 Rh8 32.Be1 Nc8 33.Bd3 Ne7 34.Kg2 b5 35.Kh3 Nf5 36.Kg4 Qb6 37.Rb2 Qa5 38.Qe2 Qc7 39.Ra2 b4! 40.Ba6 bc3 41.Qd3?? Qb6 42.Bc3 Nhg3 43.Rh2 Ne4 (43...Ne4 44.Be1 Nd4-+) 0–1. Stein,Bernd (2385) – Gausel,Einar (2320), Arnold Cup Gausdal, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4)

5.Nf3 Nd7 6.a3 a6 7.ab4 Bb4 8.c3 Be7 9.h4 Rb8 10.Bd3 h6 11.Rh3 b5 12.h5 Nb6 13.Rg3 Bf8 14.Ba3 Nc4 15.Bf8 Kf8 16.Qc1 Ne7 17.Qf4 Nf5 18.Bf5 ef5 19.Nh4 Qd7 20.Nd2 Nd2 21.Kd2 Rb6 22.Rf3 Qe6 23.Qe3 g6 24.g4? Qe7-/+ 25.gf5 gf5 26.Nf5+= Bf5 27.Rf5 Rg8 28.Qf3 Rg5 29.Rf6 Rf6 30.ef6 Qe6-/+ 31.Qf4 Kg8 32.Re1 Qf5 33.Qd6 Qf2 34.Re2= Qf3 35.Qc6?? Kh7-+ 36.Qe8 Qf6 37.Qe3 Rh5 38.Rf2 Qg6 39.Qf3 Kg7 40.Qe2 Rg5 41.Qe7 Rg2 42.Qe5 Kh7 43.Rg2 Qg2 44.Kc1 Qe4 (44...Qe4 45.Qg3 h5-+) 0–1. Kadas,Gabor (2285) – Adok,Janos (2230), HUN–chT Hungary, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4)

5.Nf3 Nd7 6.Bd3 Nb6 7.0-0 Bd7 8.a3 a6 9.Ng5 Nh6 10.ab4 (worse is 10.Bh7 g6-/+) 10...g6 11.c3 Rc8 12.Qf3 Bg7 13.Qh3 Nc4 14.g4 (14.Bc4!? Rc4 15.Ne4+/-) 14...Qe7 15.f4 Rc6 16.Nf3 Ng8 17.Na3 Na3 18.Ra3 b5 19.Bd2 h5 20.g5 Qd8 21.Rfa1 Bc8 22.Qf1 Ne7 23.Ne1 Qb6 24.Be2 Bf8 25.Ra5 Rc4? (better is 25...Nf5!? 26.Nd3 Qc7+=) 26.Nd3 Nc6 27.Nc5?? (better is 27.R5a2+-) 27...Na5= 28.ba5 Qc6 29.Bc4 dc4 30.Qg2 Qg2 31.Kg2 Bc5 32.dc5 Bb7 33.Kf2 Ke7 34.Be3 Rd8 35.Bd4 Bc6 36.Rb1 Kd7 37.Rb2 Kc7 38.h4 Be4 39.Ke3 Bf5 40.Rd2 Kc6 41.Rb2 ½–½. Neuberg,Simon – Heckler,Mario (2285), Oberliga Sued W, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4)

5.Nf3 Nd7 6.Bd3 Be7 7.a3 ba3 (7...Qa5 8.0-0=) 8.Ba3 (8.Na3 a6=) 8...Nh6 9.0-0 Nb6 10.Qc1 (10.Nbd2 0-0=) 10...Nc4 (10...0-0 11.Qf4=) 11.Be7+= Qe7 12.Nc3 (12.Bc4 dc4 13.Na3 Nf5+=) 12...Qb4 (12...b6 13.Qf4=) 13.Qg5 (13.Qe1 Qb6+=) 13...0-0= (13...Qc3 14.Qg7 Rf8 15.Qh6+-) 14.Ne2 f6 15.ef6 Rf6 16.Nf4 (16.Rfb1 Qe7=) 16...Nf7 17.Qh4 (17.Qg3 Qf8=) 17...Rh6=+ 18.Qg3 Qd6 19.Rfe1 Bd7 20.Ng5 (20.Ra2 b6=+) 20...Ng5=+ 21.Qg5 Rf8?? (better 21...Rf6 22.Nh5 Rf7=+) 22.Nh5+- Rf7 23.Ra7 Qe7 (better 23...Bc8!?+-) 24.Ra8+- Be8 25.Qg4 (25.Re8!? Qe8 26.Ng7 Rg7 27.Qh6 Qd7+-) 25...Nd6 (25...Rf8!? 26.Nf4 Qb4+-) 26.Nf4+- Qf6?? (better 26...Qd7+-) 27.Re6 Qd4 (27...Qf4 28.Rae8 Ne8 29.Re8 Rf8 30.Qf4 Re8+-) 28.Ree8 Ne8 29.Re8 Rf8 30.Rf8 Kf8 31.Ne6 (31.Ne6 Re6 32.Qd4+-) 1–0. Bus,Konrad (2255) – Kempinski,R (2575), TCh–Poland Rapid (6), 2018.

5.Nf3 Be7 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5 10.Ne5 Nf6 11.Bg5 Nbd7 12.f4 0-0 13.0-0 Ne5 14.Bf6 (better is 14.fe5!? Nd7 15.Rf8 Nf8 16.Be7 Qe7 17.Na3=) 14...Nd3 15.Be7 Qe7 16.Qd3 Bd7 17.Nd2 a6 18.Qe3 Rf6 19.Rfe1 Raf8 20.g3 Qd6 21.Nf3 h6 22.Ne5 Be8 23.Reb1 Qc7 24.Rb2 Bb5 25.h4 Kh7 26.Rf2 b6 27.Kg2 a5 28.h5 g5?? (better is 28...Be8-/+) 29.hg6+/- Kg7 30.Rh1 Rh8 31.g4 Qe7? 32.Kg3 Be8+/- 33.f5 Qd6?? 34.Kg2 a4?? 35.Rh6 ef5?? 36.Rh8+- Bg6 37.Qh6 1–0. Pennekamp,Manfred (1810) – Imbierowicz,Dirk, Duisburg op, 2006. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 d5 5.e5 Be7)

5.Nf3 Be7 6.Bd3 Nc6 7.c4 bc3 8.Nc3 Bd7 9.0-0 Rc8 10.Bd2 =+.

5.Nf3 Ne7 6.a3 b3 7.cb3 Nbc6 8.Bd3 (8.Nc3 Nf5+=) 8...Nf5= 9.Bb2 Be7 10.Nbd2 (10.0-0 Qb6=) 10...0-0 (10...Qb6 11.0-0+=) 11.Nf1 (11.g4 Nh4 12.Nh4 Bh4=) 11...f6 (11...Qb6!?+=) 12.Ng3+= fe5 13.de5 (13.Nf5 e4 14.Ne7 Ne7+=) 13...Nh4= 14.Nh4 Bh4 15.0-0 Qg5 (better is 15...g6!?=) 16.Nh5+/- Qh6 (16...Ne5?? 17.f4 Rf4 18.Nf4+- (worse is 18.Rf4 Nd3 19.Qd3 Qh5+-)) 17.f4 g6 (17...Bd8 18.Qg4 g6 19.Nf6 Bf6 20.ef6+/-) 18.Nf6 Bf6 (18...Rf6!? 19.ef6 Qf8+/-) 19.ef6+- d4 (19...Bd7 20.Bb5+-) 20.Be4 e5? (20...Bd7 21.Bc6 Bc6 22.Qd4 Rad8+-) 21.Bd5 Rf7 (21...Kh8 22.fe5 Rd8 23.f7+-) 22.b4 (worse is 22.Bf7 Kf7 23.b4 Qh5 24.Qh5 gh5+-) 22...Kf8 (22...ef4 23.Qb3 Qf8 24.Rae1+-) 23.b5 Nd8 (23...Rf6 24.fe5 Rf1 25.Qf1 Bf5 26.bc6 Qe3 27.Kh1 bc6 28.Re1+-) 24.Qb3 Rf6 25.fe5 Rf1 (25...Rf5 26.Bd4 Qh4 27.Qc4+-) 26.Rf1 Kg7 (26...Bf5 27.g4 Qg5+-) 27.e6 Qh4 28.Qe3 Be6 29.Bd4 1–0. Kerigan,D (2395) – Unuk,Laura (2155), Karpos Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

5.Nf3 f5 6.a3 ba3 7.c3 Bd7 8.Bd3 Nc6 9.g4 fg4 10.Ng5 g6 11.Qg4 Nh6 (11...Nge7 12.Qf3 (12.Ne6?? Qc8-+) 12...Nf5 13.Bf5 ef5 14.Qd5+=) 12.Qf3 (better is 12.Nh7 Rh7 13.Bg6 Rf7 14.Bh6 Bh6 15.Bf7 Kf7 16.Qh5 Ke7 17.Qh4 Kf7 18.Qh6+-) 12...Qe7 13.Na3 Nd4 (13...Rc8!? 14.Nb5 Nf7=) 14.cd4+= Qb4 15.Bd2 Qd4 16.Nc2 Qe5 17.Kd1 Bg7 18.Re1 Qf6 (18...Qd6 19.Ra5 Be5+/-) 19.Qd5+- Rc8?? (better is 19...e5 20.Qb7 Rd8+-) 20.Ne6 Bc6 (20...Ng8 21.Ng7 Kf8 22.Qd7 Ne7 23.Re7 Qe7+-) 21.Nc7 (21.Nc7 Kf8 22.Bb4 Qe7 23.Be7#) 1–0. Haub,Thorsten Michael (2315) – Biesiada,Wolfgang, Wiesbaden op, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4)

5.Nf3 f5 6.a3 Nh6 7.ab4 (7.c3 Qa5=) 7...Bb4 8.c3 Be7 9.Bd3 (9.c4 Nc6=) 9...Nf7 (9...Nc6 10.Bh6 gh6 11.Qd2=) 10.h4 (10.0-0 Nc6=+) 10...Nc6=+ 11.Ng5 (11.Nbd2 0-0=+) 11...Bg5 (11...0-0!?-/+) 12.hg5= Ng5 13.Qh5 Nf7 14.g4 (14.Na3 g6 15.Qh2 a5=) 14...g6 15.Qh3 Bd7 (15...Qc7 16.Bd2=+) 16.gf5 ef5 17.Qg2 Be6 18.Na3 a6 19.Nc2 Rc8 (19...Qd7 20.Kd1=+) 20.Rb1 (20.Ba3 Qa5 21.Bb2 Qb6=) 20...b5 (20...Qc7 21.Qh3=+) 21.Bd2 (21.Ra1 Qb6=) 21...Rc7 (21...Qb6 22.Qg3=) 22.Ke2 (22.Ra1 Qc8=) 22...Qc8 23.Ra1 (better 23.Qh2=) 23...Rd7?? (better 23...0-0=+) 24.Rh7+- Rg8 25.Rhh1 g5 26.Rh5 (better 26.Nb4 Nb4 27.cb4+-) 26...Ncd8? (better 26...Rc7+-) 27.Nb4+- f4 28.Ra6 (28.Na6 Nc6 29.Kf1 Ra7 30.Bb5 Kf8+-) 28...g4 (28...Kf8 29.Ke1+- (29.Bb5?! Rb7 30.Re6 Qe6+-)) 29.Kd1 (worse 29.Bf4 Qc3 30.Nc2 Qb2+-) 29...f3 (29...Kf8 30.Kc2+-) 30.Qg3 Rb7 (30...Rc7 31.Qf4 (worse 31.Bb5 Rd7+-) 31...Rb7 32.Kc1+-) 31.Kc2 Qd7 (31...Rh8 32.Rh8 Nh8 33.Qf4+-) 32.Ra8 (32.Kb2 Qc8+-) 32...Ra7 (32...Rb6 33.Rh1+-) 33.Ra7 (better 33.Bb5 Qb5 34.Ra7 Qb6+-) 33...Qa7 34.Bb5 (34.Qf4!? Qb7+-) 34...Bd7 35.Bd7 Qd7 36.Qf4 (36.e6 Ne6 37.Nd5 Qc8 38.Nf6 Kf8 39.Nh7 Ke8+-) 36...Rg6 (36...Ne6 37.Qf6+-) 37.Kb2 (37.Qf5!? Rg7 38.Qd7 Kd7 39.Nd5 g3 40.fg3 Rg3 41.Nf6 Ke7+-) 37...Nc6 38.e6! Re6 (38...Qe6 39.Rd5 Discovered attack; 38...Re6 39.Qf5 Double attack (39.Rd5 Discovered attack; 39.Qg4 Deflection; 39.Qf5 Decoy)) 39.Nd5 (39.Rd5 Nd6 40.Rh5 Nc4 41.Kc1 Qd6 42.Rh8 Kd7 43.Rh7 Re7 44.Qg4 Qe6 45.Qe6 Ke6 46.Rh6 Kd7 47.Rc6 Nd2 48.Kd2 Re2 49.Kd3 Rf2+-) 39...Nce5+- 40.de5 (better 40.Nb4!? Nc4 41.Kb3 Nd2 42.Qd2+-) 40...Qd5+= 41.Qa4 Kf8 42.Qb4 Ke8 43.Qb8 (43.Bf4 g3 44.Qb8 Kd7=) 43...Ke7 (43...Kd7 44.Bf4 Ra6 45.Qb3+=) 44.Bg5 (better 44.Bf4 Qe4 45.Qb4 Qb4 46.cb4+-) 44...Kd7?? (better 44...Ng5 45.Qc7 Qd7 46.Qd7 Kd7 47.Rg5 Ke7=) 45.Rh7+- Rg6 (45...Re5 46.Rf7! Qf7 47.Qe5 Qc4+-) 46.Qd8 Ke6 47.Qe7 Kf5 48.Rf7 (48.Qf7?! Qf7 49.Rf7 Kg5=) 48...Ke4 49.Rf4 Kd3 50.Rd4 Qd4 51.cd4 Ke2 52.Bh4 (52.Bh4 g3 53.Bg3 Rg3 54.fg3+-) 1–0. Kadas,Gabor (2225) – Adok,Janos (2240), HUN–ChT3, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f5)

5.Nf3 f5 6.ef6 Nf6 7.Bd3 Nc6 8.0-0 Bd6 9.Re1 0-0 10.a3 Qc7 11.Bb2 Bd7 12.Ne5 ba3 13.Na3 (13.Ba3 Ba3 14.Ra3 a5+=) 13...Nb4-/+ 14.Bf1 Ba4 15.Re3 Bc2 16.Qe1 Qb6 17.Bc3 a5 18.Qc1 Bf5 19.h3 (19.Qb2 Rfc8-+) 19...Rfc8 20.g4 (20.Qb2 Ne4-+) 20...Be4 (20...Be5 21.de5 d4 22.Nc4 Rc4 23.Bc4 de3 24.Qe3-+) 21.Qd1 Nc6 22.g5 Ne5 23.gf6 Ng6 24.Nc4 dc4 (24...Rc4?! 25.Bc4 Bf5 26.Bd3 Bd3 27.Qd3 gf6 28.Qb1-/+) 25.Re4 gf6 26.h4 (better is 26.Qe1-+) 26...f5 27.h5 (27.Re3 Nf4-+) 27...Nf4 (27...fe4!? 28.hg6 hg6 29.Qg4-+) 28.Rb1 Qc7 29.Re3 Kf7 30.Qf3 Rg8 31.Kh1 Nd5 32.Re6 Ke6 33.Re1 Kf6 (better is 33...Kd7!? 34.Qd5 Qc6 35.Bc4 Qd5 36.Bd5-+) 34.Qd5 Rae8 35.Re8 Re8 36.Qb5? (better is 36.Ba5 b6 37.Bc3-+) 36...Qc6 (better is 36...Qf7 37.d5 Be5 38.Qb6 Kg5 39.f4 Bf4 40.Qg1 Kh5-+) 37.d5+- Be5 38.Be5 Re5-+ (38...Re5 39.Qa5 Rd5 40.Qc3 Rd4 41.Bg2 Qd7-+) 0–1. Lopatskaya,EK – Tarasenko,A, Ch Moscow (open), Moscow (Russia), 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f5)

5.Nf3 f5 6.ef6 Nf6-/+ 7.Bd3 Nc6 8.0-0 Bd6 9.Re1 0-0 10.Nbd2 Qc7 11.Bb2 Bd7 12.Ne5 Rae8 (12...Be8 13.Ndf3+=) 13.Re3 (13.Ndf3 Re7=) 13...Re7+= 14.Qe2 Be8 15.Re1 (15.Rh3 h6+=) 15...Bh5 16.f3 Be5 17.de5 Nd7 18.Nb3 Na5 (better is 18...Bg6!?-/+) 19.Qf2 Ref7 20.Qh4 Bg6 21.Qb4 Nc4 (21...Bd3 A) worse is 22.Rd3 Nc4 (22...Qc2? 23.Rd2 Qg6 24.Na5+-) 23.Nd4 Nc5+=; B) 22.cd3 Nb3 23.Qb3+=) 22.Bc4+= Qc4 23.Qc4 dc4 24.Nd4 Re8 25.Ba3 Nb6 26.Bd6 Rd7 27.Ra3 Nc8 28.Nb5 Red8+= 29.Rc3 a6 30.Nc7 Nd6 31.ed6 Rd6 32.Rc4 Rc8 33.Nb5 Rc4 34.Nd6 Rc2 35.Nb7 Ra2 36.Re6 a5 37.Ra6 a4 38.Ra8 Kf7 39.Ra7 a3-/+ 40.Nd6 Kf6 41.Nb5 Ra1-+ 42.Kf2 a2 43.Nc3 Bf7 44.Ra6 Ke7 45.Ra7-/+ Kf8 46.Ra8= Ke7 47.Ra7 Kf8 48.Ra8 Ke7 ½–½. Berg,E (2570) – Tikkanen,H (2570), Falun SWE, Men Ch, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4)

5.Nf3 f6 6.a3 fe5 7.Ne5 Nf6 8.ab4 Bb4 9.c3 Bd6 A) 10.Bf4 Qc7 (10...0-0 11.Bd3 Ne4 12.Be3 Qh4 13.Qg4 Qg4 14.Ng4 Nf6+=) 11.Qf3 Nbd7 12.Nd7 Bd7 13.Bd6 Qd6 14.Qe3 0-0-/+; B) 10.Ba3 Ba3 (10...0-0 11.Bd3 Nc6 12.0-0 Ne5 13.de5 Be5 14.Bf8 Qf8+=) 11.Na3 0-0 12.Bd3 Nbd7 13.0-0 a6 14.c4 dc4+=.

5.Nf3 f6 6.a3 fe5 7.Ne5 Nf6 8.ab4 Bb4 9.c3 Be7 10.Bd3 (10.Ba3 0-0 (10...Nbd7 11.Bd3 Qc7 12.Nd7 Qd7 13.Be7 Qe7 14.0-0 0-0+=) 11.Bd3 Nc6 12.Nc6 bc6 13.Qa4 Ba3 14.Na3 Qc7-/+) 10...Nc6 (10...0-0 11.0-0 Nc6 12.Bf4 Qb6 13.Qd2 Ne5 14.Be5 Nd7+=; 10...Nbd7 11.Bf4 0-0 12.0-0 Qe8 13.Re1 Qh5 14.Qd2 Ne5+=) 11.0-0 (11.Nc6 bc6 12.Ba3 0-0 13.0-0 c5 14.Re1 Qc7+=) 11...0-0 12.Nd2 (12.Qc2 Qc7 13.Bf4 Bd6 14.Re1 g6+=) 12...Bd7 (12...Qc7 13.Re1+= (13.f4 Ne5 14.fe5 Qc3-/+) 13...Ne5 14.de5 Nd7-/+) 13.Ndf3= a5 (13...Qc7 14.Ba3 Ba3+=) 14.Qe2 (14.Ba3 Ba3=) 14...Ne5 15.Ne5 Be8 16.Qe3 Qc7 17.Re1 Bd6 18.Ba3 Ba3 19.Ra3 a4 20.Rb1 Rb8 21.g3 (21.Bb5 Bb5 22.Rb5 Ne4=) 21...b5+= 22.Rb4 Qd6 23.Qe2 Nd7 24.Qh5?? (better is 24.Nd7 Bd7 25.Qh5=) 24...Bh5-+ (24...Bh5 25.Nd7 Qd7-+) 0–1. dereksmalls (2360) – marbachess (2220), gameknot.com, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f6)

5.Nf3 f6 6.a3 fe5 7.Ne5 Nf6 8.ab4 Bb4 9.c3 Bf8 A) 10.Bd3 Be7 (10...Bd6 11.Ba3 0-0 12.0-0 Nc6 13.Re1 Ne5 14.de5 Ba3=) 11.Ba3 0-0 12.0-0 Nbd7 13.Re1 Ne5 14.Re5 b6+=; B) 10.Bb5 Bd7 (10...Nbd7 11.Qf3 Be7 12.Qh3 Qb6 13.Ng6 Rg8 14.Ne7 Ke7=) 11.Qe2 Nc6 12.Bc6 Bc6 13.Bg5 Bd6 14.0-0 0-0=.

5.Nf3 g6 6.a3 Nc6 7.Be2 Bg7 8.ab4 Nb4 9.0-0 Ne7 10.Ba3 Nbc6 11.Nc3 0-0 12.Nb5 a6 13.Nd6 b5 14.Qd2 Qc7 15.Bc5 Bb7 16.c3 Rfe8 17.Ne8 Re8 18.Qf4 Nf5 19.g4 Bh6 (19...Nfe7!?+/-) 20.Ng5+- Kg7?? (better is 20...Bg5 21.Qg5 Ng7+-) 21.gf5 ef5 22.Bd6 Qd7 23.Qh4 f6 (23...Nd8+-) 24.ef6 Kf6 25.Nh7 (25.Nh7 Kg7 26.Nf6+-) 1–0. pierred – jumbo, casual, 2013. (=1.b4 c5 2.d4 cb4 3.e4 e6 4.Nf3 d5 5.e5 g6)

5.Nf3 g6 6.Bg5 Ne7 7.Bf6 Bg7?? (better is 7...Rg8=) 8.Bg7+- Rg8 9.Bf6 Bd7 10.Ng5 Qa5 (10...h6 11.Nf3+-) 11.Nd2 (11.Nh7 Bb5+-) 11...Nbc6 (11...h6 12.Ngf3+-) 12.Nh7 (12.Nb3 Qa3 13.Nh7 Qb2+-) 12...0-0-0 13.Ng5 Qb6 14.Nf7 Rdf8 15.Nd6 Kd8 16.Nb3 Kc7 17.Nc5 b3 18.cb3 Qb4 19.Qd2 Qd2 20.Kd2 Nd4 21.Ndb7 Bc6 22.Be7 Rf2 23.Ke3 Nc2 24.Kf2 Na1 25.Bd3 Bb7 26.Ra1 Rg7 27.Bd6 Kd8 28.Ne6 Kd7 29.Ng7 (29.Ng7 Bc6 30.Rc1 a6 31.Bg6 Kc8 32.Ne6 Kb7 33.Nd8 Kc8 34.Rc6 Kd8 35.e6 d4 36.e7 Kd7 37.e8Q) 1–0. pipesharp – decoeric, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 e6 5.Nf3 g6)

5.Nf3 h6 6.a3 b6 7.Bb5 (7.c3 ba3 8.Na3 Ba3 9.Ba3 Ne7+=) 7...Bd7= 8.Bd3 Nc6 9.0-0 Nge7 10.ab4 (10.c3 a5=) 10...Nb4=+ 11.Be2 Ng6 (11...Nf5 12.Nbd2=+) 12.c3 Nc6 13.Bd3 Be7 14.Na3 (14.g3 0-0=+) 14...a6 15.Be3 b5 16.Qb1 Nh4 (16...0-0 17.Bg6 fg6 18.Qg6=+) 17.Nh4 Bh4 18.f4 (18.Nc2 0-0=+) 18...0-0-/+ 19.Rf3 f5 (19...Qb6 20.Rh3 Be7 21.Rg3-/+) 20.Nc2 (20.ef6 Bf6 (worse 20...Rf6 21.g3+=; 20...gf6? 21.g3+-) 21.Nc2 a5-/+) 20...Be7 21.Bd2 Qb6 22.Kh1 (22.Ne3 b4 23.Qb3 Qc7-/+) 22...Na5 (22...a5 23.Qb2-/+) 23.Ne3 g6 (23...Rab8 24.Qd1-/+) 24.g4 (24.Kg1 Kh7=+) 24...Nc4-/+ 25.Qg1? (better 25.Bc4 dc4 26.gf5-/+) 25...Nd2-+ 26.gf5 ef5 (26...Nf3?? 27.Qg6 Kh8 28.f6 Rf7 29.Qf7 Bf6 30.Qh7) 27.Rg3?! (27.Rf2 Ne4 28.Rg2 Kf7 29.Nd5 Qc6 30.Be4 fe4-+) 27...Kh7 (27...Kf7 28.Nd5 Qe6 29.Nc7 Bc6 30.Rg2-+) 28.Qg2 Ne4 29.Be4 de4 (29...fe4?! 30.Rg1 Rg8 31.Nd5-/+) 30.Nd5 Qe6 31.Nc7 (31.Rg1 Rg8 (31...Qd5 32.Rg6 Qf7 33.Rg7 Kh8 34.d5+-) 32.Nc7 Qc6 33.Na8 A) 33...Qa8? 34.Rg6 Bg5 A1) 35.Rg5 Rg5 (35...hg5 36.Qh3 Kg7 37.Rg5 Kf7 38.Qh7 Ke6 39.Rg8+-) 36.fg5 Bc6=; A2) 35.Rd6 Bf4 36.Rd7 Kh8 37.Rg7+-; B) 33...Ra8?? 34.Rg6 Bg5 35.Rc6 Bc6 36.h4+-; C) 33...Be8-+) 31...Qc6 (better 31...Qg8 32.Na8 Ra8-+) 32.e6 (32.Na8 Ra8 (32...Qa8 33.Rg6 Rg8 34.Raa6 Qa6 35.Ra6 Rg2 36.Kg2+-) 33.d5 Qb6-/+ (33...Qd5?! 34.Rg6 Bc5 35.Rg7 Kh8 36.Rg1 Bg1 37.Rg6=)) 32...Be8 (better 32...Qc7 33.Rg6 Bg5 34.fg5 Kg6 35.gh6 Kf6 36.ed7 Qd7 37.Qg3-+) 33.Na8 Qa8 34.Qa2 Rf6 35.d5 Kg7 (35...Bd6 36.c4 Rf8 37.Qa6 Qa6 38.Ra6 Bf4 39.Rga3-+) 36.c4 bc4 (36...Bc5 37.Qa5 Qb7 38.Rg2-+) 37.Qc4 Bb5?? (better 37...Qb7-+) 38.Qb5!+- ab5 39.Ra8 Bd6?? (better 39...Rf8 40.Ra7 Kf6+-) 40.Rc3 (40.Rd8 Bf8 (40...Bf4 41.e7 Bc7 42.Ra8 Re6 43.de6 Kf6 44.e8Q e3 45.Qf7 Ke5 46.Qc7 Ke4 47.e7 f4 48.e8Q Kd3 49.Rg2 e2 50.Rd8) 41.Rd7 Kg8+-) 40...Rf8 (40...g5 41.Rc6 Bb4 42.fg5 hg5 43.Ra7 Kg8 44.d6 Bd6 45.Rd6 Rf8 46.Rdd7 Rc8 47.Rg7 Kh8 48.Rh7 Kg8 49.Rag7 Kf8 50.e7 Ke8 51.Rh8 Kd7 52.Rc8 Ke6 53.e8Q Kd5 54.Rd7) 41.Ra7 Kf6 (41...Kg8 42.Rc6 Bf4 43.d6+-) 42.Rc6 (better 42.Rc8! Bf4 43.Rf8 Ke5 44.e7+-) 42...Bf4 (42...Be7 43.d6 Rd8 44.de7 Re8+-) 43.e7 (43.e7 Ke5 44.ef8Q Be3 45.Qd6 Kd4 46.Ra3 Bg5 47.Qc5 Ke5 48.Qc3 Kd5 49.Qc5) 1–0. Mcnally,Ian (1980) – Cooper,Nigel (1745), NZL–ch Major, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 h6)

5.Nf3 h6 6.a3 Nc6 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7 10.0-0 Bd7 (10...0-0 11.Qb3=+) 11.Ba3 a6 (11...0-0 12.Bc2=+) 12.Nh4 (12.Qc2 0-0=) 12...b5 (12...0-0 13.Bc2=+) 13.Qg4 (13.Nf3 b4 14.cb4 Nb4=+) 13...g5 (13...0-0!?=+) 14.Nf3= Nf5 (14...b4 15.Bb2=) 15.Bc5 (15.Qh5!?+=) 15...b4 16.cb4 (16.Qh5 g4 17.Qg4 h5+- (17...bc3?? 18.Bf5 Ne7 19.Bc2+-)) 16...Bb4 17.Bb4 (17.Qh5!?=) 17...Nb4=+ 18.Bf5? (18.Rd1!?=+) 18...ef5-+ 19.Qh5 Be6 (better 19...g4!? 20.e6 Be6-+) 20.Nc3=+ g4 21.Nh4?? (better 21.Nd2=+) 21...Qg5-+ 22.Nf5 (22.Qg5 hg5 23.Rfb1 Nc2-+ (23...gh4?! 24.Rb4 0-0 25.Kf1=+)) 22...Bf5 (22...Qh5 23.Ng7 Ke7 24.Nh5=; 22...Qf5?! 23.Qf5 Bf5 24.f3-+) 23.Qg5 hg5 24.Nb5 (24.Ra5 Rd8-+) 24...Kd7 25.Nd6 Bd3 26.Rfc1 (26.Rfd1 Bg6-+) 26...Rh7 27.Ra4 (27.Nb7 Rah8 28.h3 Bb5-+ (worse 28...gh3 29.Ra4 a5 30.Nc5 Ke7 31.Rb4 ab4 32.Nd3-+)) 27...Rb8 28.Ra3 (28.f3 Nc2 29.Rc2 Bc2 30.Ra6 gf3 31.gf3 Rb1 32.Kg2 Bd3-+) 28...Rbh8 29.h3 gh3 30.g3 (30.Rac3 hg2 31.Kg2 Rh2 32.Kf3 Ke6-+) 30...h2 31.Kh1 g4 32.Rac3 (32.Rb3 Be2 33.Nb7 Rb8 34.e6 fe6 35.Nc5 Ke7 36.Ne6 Nd3-+) 32...Be2 33.Rb1 (33.Nf7 Nd3 34.Rc7 Ke8 35.Nd6 Kf8 36.Rc8 Kg7 37.Nf5 Kg6 38.Nh4 Rh4 39.R1c6 Kf5 40.Rf6 Ke4-+) 33...a5 (33...Nd3 34.Rb7 Ke6 35.Rd3 Bd3 36.Rb6 Kd7 37.Rb7 Kc6 38.Rb2 Bf1 39.Rc2 Kd7 40.f3 gf3 41.Rf2 Bg2 42.Rg2 fg2 43.Kg2 h1Q 44.Kf2 Rh2 45.Ke3 Qf1 46.e6 Kd6 47.ef7 Qf7 48.Kd3 Qf3) 34.Nb7 (34.Nf7 Rf7 35.e6 Ke6 36.Re3 Kd6 37.Re2 Nd3-+) 34...Bf3 35.Rf3 gf3 36.Na5 (36.Nc5 Ke7 37.Ra1-+) 36...Nd3 (36...Nd3 37.e6 fe6 38.Rb2 Nb2 39.Nb3 Nd3 40.Nc5 Nc5 41.dc5 Rb8 42.c6 Kc6 43.g4 Rb1) 0–1. Arroyave,Jhon Jairo (1840) – Cespedes,Cesar Ivan (2090), Nacional de Veteranos y Senior Fem, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 h6)

5.Nf3 h6 6.a3 Nc6 7.ab4 Bb4 8.c3 Ba5 9.Bd3 f5 10.ef6 Qf6 11.0-0 Nge7=+ 12.Ne5 0-0 13.Qh5 Bb6 14.Be3 Nd8 15.g4+= Nf7 16.h4 g6 17.Ng6= Ng6 18.Bg6 Kg7 19.Bd3 Rg8 20.f4 Kf8 21.Kh1 Ke7 22.Nd2 Bd7 23.Nf3 Be8 24.g5 hg5 25.fg5+/- Qh8 26.Qh8 Nh8 27.Ne5 Bh5 28.Rf6 Nf7 29.Nf7 Bf7 30.Raf1 Raf8?? 31.Bc1 Bd8 32.Ba3 Kd7 33.Rf7 Rf7 34.Rf7 Kc6 35.Rf8 Rf8 36.Bf8 a6 37.g6 Bf6 38.g7 Bg7 39.Bg7 Kd6 40.h5 Ke7 41.h6 Kf7 42.Be5 (42.Be5 Ke8 43.h7 Kf7 44.h8Q b5 45.Qg7 Ke8 46.Bg6 Kd8 47.Qc7#) 1–0. Simon,Laurent (1920) – Madenspacher,J (1950), France op, 1994.

5.Nf3 h6 6.Bd3 Ne7 7.0-0 Nbc6 8.a3 Bd7 9.Bd2 Nf5 10.Bf5 ef5 11.ab4 Bb4 12.c3 (12.Bb4 Nb4 13.Na3 Qc8=) 12...Be7+= 13.Na3 a6 14.Re1 0-0 15.Nc2 Be6 16.Ne3 b5 17.g3 (17.Bc1 Re8-/+) 17...Re8 18.Kh1 Bf8 19.h4 g6 20.h5 g5 21.Qc2 Qd7 22.Rg1 Bg7 23.Ne1 a5 (23...f6!? 24.ef6 Bf6 25.Nd3-+) 24.Nd3 Bf8 25.Ne1 Kg7 26.g4 Ne7 (26...fg4!? 27.Qd1-+) 27.f4-/+ fg4 28.fg5 Bf5 (28...hg5 29.Qd1-/+) 29.Qd1 Kh7 30.Ng4 Bg4 31.Rg4= Nf5 32.Qc2 Kh8= 33.Nf3?? Ne3!-+ 34.Be3 Qg4 35.Qf2 Qh5 36.Nh2 hg5 37.Rg1 Bh6 38.Rg3 Rf8 39.Kg2 Qg6 40.Nf3 Rg8 41.Bg5 Bg5 42.Ng5 Rg7 43.Kh2 Kg8 44.Qf4 a4 45.Qh4 a3 46.Rh3 Kf8 47.Nh7 Rh7! 48.Qh7 Qh7 49.Rh7 Kg8 (49...Kg8 50.Rh3 a2 51.Rg3 Kf8-+) 0–1. Wiesgickl,Gerhard (2195) – Hellinger,Armin, Oberpfalz–ch M2, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 h6)

5.Nf3 Nh6 6.Bh6 gh6 7.Bd3 Qa5 8.0-0 Bd7 9.Qe2 a6 10.c3 bc3 11.Rc1 Bb4 12.Qe3 Nc6 13.Qh6 0-0-0 (13...Rc8!?+=) 14.Qe3 Kb8 15.Bf1 (15.a3!?+=) 15...Rc8= 16.Nc3 Nd4 17.Nd4 (17.Qd4 Bc3; 17.Nd4 Rc3) 17...Rc3 18.Rc3 Bc3 19.Nb3 d4 20.Qf4 Qd5 21.Qf7? (better is 21.Rd1 Ba4 22.Bd3=) 21...Qe5?? (21...Ba1 22.Qg7 Rc8 23.Na1 Qa2-+) 22.Rd1?? (better is 22.Qd7 Ba1 23.Na1+/-) 22...Ba4 23.Rb1 Bc6 24.Nc1 Qe4 25.Nd3-/+ Rc8 26.h4 Rc7?? 27.Qf8= Rc8 28.Qe7?? Rg8-+ 29.Qd6 Ka8 30.Qh2 Rg4 31.g3 Bd2 32.Rb3 Qf3 33.Nb4?? Be3! 34.Re3 de3 35.Nc6 ef2 36.Qf2 Rg3 37.Bg2 Rg2! (37...Rg2 38.Qg2 Qg2 (38...Qc6?! 39.Qg8 Ka7 40.Qh7-+) 39.Kg2 bc6-+) 0–1. Borsos,Bogdan (2330) – Eberth,Zoltan (2235), Eger Agria op, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nh6)

5.f4 Nc6 6.Nf3 -+.

5.f4 f6 6.a3 Qc7 (6...fe5!? 7.fe5 Qh4 8.Ke2 Nh6-+) 7.Bd3+= ba3 (7...Nc6!? 8.Ne2 Nh6+=) 8.Na3= Bb4 (8...Qc3!? 9.Bd2 Qd4+/-) 9.Kf2+/- Nc6 10.Qh5 (10.Nb5 Qb6 11.Rb1 A) 11...Nd4?? 12.Be3 (12.Rb4?! Nc2 13.Rd4 Nd4=) 12...fe5 13.fe5+-; B) 11...Kd8+/-) 10...g6 (better is 10...Qf7 11.Qf7 Kf7=) 11.Bg6+/- hg6? (better is 11...Kf8 12.Nb5 Qg7+-) 12.Qh8+- Qf7 13.Nf3 Bd7 14.Rd1 (14.Nb5 Kf8+-) 14...Kd8 (14...Kf8 15.Bd2+-) 15.Kg1 Kc7 (15...Nce7 16.Rb1 a5 17.c3 Bc3 18.Rb7+-) 16.Nb5 Kb6 17.c3 (better is 17.Nd6 Bd6 18.ed6+-) 17...Ba5 (17...Kb5 18.cb4 Rf8+-) 18.Nd6 Qe7 (18...Qf8 19.Ba3 Bb4 20.cb4+-) 19.Ba3 Qd8 20.Bc5 Ka6 21.Rdb1 Rb8 22.Nd2 b6 23.Nb3 Qc7 24.ef6 Nf6 25.Qf6 bc5 26.Nc5# 1–0. Rozycki,Wojciech – Budzinska,Malgorzata, Polanica Zdroj Poland, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.Bf4 Ne7 6.Bb5 Nec6 7.Nf3 Qa5 8.Bc6 Nc6 9.0-0 Be7 10.Nbd2 Qc7 11.g3 h6 12.c4 g5 (better is 12...bc3 13.Nb1 g5-+) 13.Be3-/+ a5 14.a3 (14.Rc1 Qd7+=) 14...b6 15.cd5 ed5 16.Re1 Be6 17.Kg2 ba3 18.Nb1 Nb4 19.Na3 Qd7 20.Kh1 Bg4 21.Nc2?? (better is 21.Kg2-+) 21...Nc2 22.Qc2 (22.Kg2 Qf5 23.Qe2-+) 22...Bf3 23.Kg1 0-0 (23...Qh3 24.Qc6 Kf8 25.Qa8 Kg7 26.Qh8 Kh8 27.Ra5 Qg2) 24.Qc3 (24.Qd3-+) 24…Qh3 (24...Qh3 25.Ra5 Qg2) 0–1. mojosolo – Bazza3, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.g3 Nc6-/+ 6.Bb2 Nge7 7.Bg2 Ng6 8.Nf3 Be7 9.0-0 0-0 10.Nbd2 Qb6 11.Nb3 a5 12.Qd2? a4-+ 13.Nc5 -+. zurbateur (1655) – chessleon (2055), net–chess.com, 2008.

5.Qg4 f5 6.ef6 Nf6 7.Bb5 Nc6 8.Qe2 Bd6 9.Nf3 0-0 10.0-0 Bd7 11.Re1 Qc7 12.a3 Rae8 (better is 12...Bh2!? 13.Kh1 Bd6-+) 13.Bc6+= bc6 14.ab4 Bb4 15.c3 Bd6 16.Nbd2 c5 17.Ba3 a5 18.Ne5 a4 19.h3 cd4 20.Bd6 Qd6 21.cd4 a3 (better is 21...Rb8!?+=) 22.Nb3 Rb8 23.Nc5 Rb2 24.Qe3 Ra8 25.Ra3 (25.Ncd7?! Nd7 26.Nd7 Qd7 27.Ra3 Rf8=) 25...Rab8 26.Ra7 Be8 27.Qg5 Nh5 28.g4 h6 29.Qe3 Nf6 30.g5 hg5 31.Qg5 Nh5 32.Re7 g6 (32...R2b5+-) 33.Ne6 (33.Ne6 Qe6 34.Re6+-) 1–0. Garcia Andres,Daniel (2045) – Montes Santos,Lorenzo, Aragon–ch Preferente, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6)

5.h4 Nc6 6.Nf3 Bd7 7.Bd3 h6 8.Nbd2 a6 9.Qe2 Na7 10.0-0 Bb5 11.a4 Bd3 12.Qd3 Ne7 13.Nb3 Nec6 14.h5 Be7 15.Ne1 Na5 16.Qg3 Nb3 17.cb3 Bf8 18.f4 Nc6 19.Bb2 Qd7 20.Rc1 0-0-0 21.Rf2 g6 22.hg6 Rg8 23.g7 Rg7 24.Qh3 Kb8 25.Rfc2 Rg6 26.Qh5 Be7 27.g4 Rdg8 28.Rg2 Bd8 29.Rd1 f6 30.f5 ef5 31.gf5 Rg2 32.Ng2 fe5 33.f6? (33.de5 Rg5 34.e6 Bb6 35.Kf1 Rh5 36.ed7 Rf5 37.Ke1-+) 33...Rg5 34.Qh6 Qg4 35.Rd2 Qf4 (35...Nd4?! 36.Bd4 Qf4 37.Qh8 ed4 38.Qd8 Ka7 39.f7 Qd2 40.Qg5 Qg5 41.f8Q Qc1 42.Qf1=) 36.Bc1 Nd4 (36...Nd4 37.Rd1 Rg2 38.Kg2 Qg4 39.Kh1 Qd1 40.Kh2 Bc7 41.Qf8 Ka7 42.Qc5 Bb6-+) 0–1. Walrath,Edward L – Mueller,Thomas (2355), USA–ch14 prel, 1998. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4)

5.a3 ba3

6.Ba3 Ba3 7.Ra3 Nc6 8.Qg4? g6 (better is 8...Qb6 9.Nd2 Qd4 (9...Nd4 10.Qg7 Qb2 11.Ne2 Nc2 12.Kd1 Na3 13.Qh8-+) 10.Qd4 Nd4-+) 9.Bb5 Bd7 10.Bc6 Bc6 11.Ne2 Bb5 12.0-0 Nh6 13.Qf3 Nf5 14.Nbc3 Bc4 15.Rb1 Qc7 16.g4 Be2 17.Ne2 Ng7 18.Rab3 b6 19.Qf6 0-0 20.Rc3 Qd8 21.Qf4 f6 22.Qh6 Qe7 23.Rh3 Ne8 24.Nf4 g5?? (better is 24...Rf7+=) 25.Ne6?? (better is 25.Ng6 Qg7 26.Nf8 Kf8 27.Qh7 fe5 28.de5+-) 25...Rf7-+ 26.ef6 Qe6 27.Qg5 Kh8 28.f4? Nf6 29.f5 Qe4 30.Kf2 Qc2 31.Kf3 Qb1 (31...Qb1 32.Ke2 Rc8 33.Rh7 Nh7 34.Qe3 Rc2 35.Qd2 Re7 36.Kf3 Qb3 37.Kg2 Rd2 38.Kf1 Qd1) 0–1. Hradsky,Ales Jr (2020) – Soucek,Jakub (1850), CZE–ch Juniors op–A, 2007. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 ba3)

6.Ba3 Ba3 7.Na3 Qa5 8.Qd2 Qd2 9.Kd2 Bd7 10.Nb5 Bb5 11.Bb5 Nc6 12.Bc6 bc6 13.Ra6 Ne7 14.Nf3 Kd7 15.Rha1 Nc8 16.Ne1 Kc7 17.Nd3 Rb8 18.Nc5 Rf8 19.f4 h5 20.g3 g6 21.h3 Rb5 22.Kc3 ½-½. Van Amerongen,M (2150) - Damen,Jip (2180), 10th WLC Weekender, 2019. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4)

6.c3 Bd7 7.Ba3 Ba3 8.Na3 Ne7 9.Bd3 a6 10.Nf3 0-0 11.h4 b5 12.g4 (better is 12.Qc2!? h6 13.Nb5 Bb5 14.Bb5=) 12...Nbc6-/+ 13.Ng5 Ng6?? (13...h6 14.Nh3 Qc7 15.g5-/+) 14.Qd2?? (14.Nh7 Kh7 15.h5 Kg8 16.hg6 fg6 17.Bg6 Rf4+/-) 14...b4 (better is 14...h6!? 15.Nf3 Na5-/+) 15.cb4= Nd4? (better is 15...h6!? 16.Nf3 Qb6+=) 16.Bg6+/- Qg5?? (better is 16...Nb3 17.Bh7 Kh8+-) 17.hg5 (17.Qg5?! Nf3 18.Ke2 Ng5=) 17...Nf3 18.Ke2 Nd2 19.Bh7 Kh8 20.Kd2 Rfb8 21.Bd3 Kg8 22.Nc2 Rb6 23.Ra5 Bc6 24.Rha1 Bb7 25.b5 Kf8 26.Nb4 Ke7 27.Na6 Rc8 28.Nb4 Kd8 29.Rc1 Rc1 30.Kc1 Bc8 31.Nc6 Kd7 32.Ra7 Bb7 33.Kd2 Kc8 34.Na5 Kb8 35.Rb7 Rb7 36.Nb7 Kb7 37.Kc3 Kb6 38.Kd4 g6 39.f4 Kb7 40.Kc5 Kc7 41.b6 Kb7 42.Bb5 d4 43.Bc6 Ka6 44.Be4 (44.Be4 d3 45.Bd3 Kb7 46.f5 Kc8 47.fg6 fg6 48.Bg6 Kb7 49.Be4 Kc8 50.b7 Kc7 51.g6 Kb8 52.g7 Kc7 53.g8Q Kd7 54.Qf7 Kd8 55.b8Q) 1–0. Sanning,Nico (1605) – Kunze,Christopher (1730), GER–chT U16 Berlin, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.a3 ba3)

6.c3 Bd7 7.Bd3 Nc6 8.Ne2 Na5 9.Na3 a6 10.0-0 b5 11.f4 g6 12.g4 h5 13.f5 hg4 14.fg6=+ f5 15.ef6= Nf6 16.Bg5 Bg7 17.Ng3 Qe7 18.Nf5?? ef5-+ 19.Re1 Qe1?? 20.Qe1= Ne4 21.c4?? Bd4-+ 22.Be3 Nb3 23.Rb1 bc4 24.Rb3? Be3-+ 25.Qe3 cb3 26.Be4 fe4 27.Qd4 Ke7 28.Qd5 Be6 29.Qe4 Rad8 30.Nc4 Rd1 31.Kg2 b2 32.Qb7 Rd7 33.Qb2 Rg8 34.Ne5= Bd5 35.Kg3+/- Ke6? 36.Nd7+- Kd7 37.Qd4 Ke6 38.Qg4 Kf6 39.Qd4 Ke6 40.g7 Rb8 41.Qg4 Kf6 42.Qf4 (42.Qf4 Kg7 43.Qb8+-) 1–0. Sharpe,S – Thiele,Frank, Toronto–chB, 1995. Same as the game below.

6.c3 Bd7 7.Bd3 Nc6 8.Ne2 Na5 9.Na3 a6 10.0-0 b5 11.f4 g6 12.g4 (12.Nb1!?+=) 12...h5 13.f5 hg4 (13...ef5 14.gf5 gf5 15.Nf4-/+) 14.fg6+= f5 15.ef6 Nf6 16.Bg5 Bg7 17.Ng3 Qe7 18.Nf5?? (18.Nc2 Nc4 19.Bc4 dc4 20.Ne4+=) 18...ef5-+ 19.Re1 Qe1?? (better is 19...Be6 20.Bf5 Bf5 21.Re7 Ke7 22.Qe1 Be4-/+) 20.Qe1+= Ne4 21.c4?? Bd4-+ 22.Be3 Nb3 23.Rb1 bc4 24.Rb3?? Be3-+ 25.Qe3 cb3 26.Be4 fe4 27.Qd4 Ke7 28.Qd5 Be6 29.Qe4 Rad8 30.Nc4 Rd1 31.Kg2 b2 32.Qb7 Rd7 33.Qb2 Rg8 34.Ne5 Bd5 35.Kg3+/- Ke6? 36.Nd7+- Kd7 37.Qd4 Ke6 38.Qg4 Kf6 39.Qd4 Ke6 40.g7 Rb8 41.Qg4 Kf6 42.Qf4 (42.Qf4 Kg7 43.Qb8+-) 1–0. Sharpe,Sam – Thompson,Tracey, it, Toronto (Canada), 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.a3 ba3). Same as the game above.

6.c3 Bd7 7.Bd3 Nc6 8.Ne2 Rc8 9.0-0 a6 10.f4 f5 11.ef6 Nf6 12.Ng3 Bd6 13.Nh5 0-0 14.Ba3 Ba3 15.Ra3 Be8 16.Ng3 Ne7 17.Ra2 Bg6 18.Bg6 Ng6 (worse is 18...hg6 19.Qb3 Qd7 20.Nd2+=) 19.f5 ef5 20.Rf5 Ne4 (20...Qc7!?-/+) 21.Rf8+= Qf8 22.Ne4 de4 23.Rf2 Qe7 24.Qb3 Kh8 25.Rf7 Qg5 26.Qb7 Qe3 27.Rf2?? (27.Kf1 Re8 28.g3-/+ (28.Rg7 Qc1 29.Kf2 e3 30.Ke2 Qc2 31.Ke1 Qf2 32.Kd1 e2 33.Kc2 e1Q 34.Kb3 Qb1 35.Kc4 Qba2 36.Kb4 Qfb2 37.Kc5 Qc3 38.Kb6 Qaa5 39.Ka7 Qd4 40.Qb6 Qdb6)) 27...Rf8-+ 28.Qb2 Qe1 (28...Qe1 29.Rf1 Rf1) 0–1. Pravec,Vojtech – Suchanek,Miroslav, Morava–ch U16, 2006. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 ba3)

6.c3 f6 7.Bd3 Qc7 8.f4 f5 (8...Ne7!?+=) 9.Nf3 g6 (9...Nh6!?+=) 10.0-0+/- Nc6 11.Ba3 (11.Na3 Nh6 12.c4 dc4 13.Bc4+/-) 11...Ba3? (better is 11...Nh6!?+=) 12.Na3+- (12.Ra3?! Nge7=) 12...a6 (12...Qe7 13.Nb5 Nh6 14.Nd6 Kf8+-) 13.Nb5! Qe7 (13...ab5 14.Ra8 Pinning (14.Ra8 Deflection; 14.Ra8 Clearance)) 14.h3 (better is 14.Nd6!? Kf8 15.Re1+-) 14...Nh6+/- 15.Nd6 Kf8 16.Ng5 Nd8 17.g4 (better is 17.Qa4!?+/-) 17...Nhf7= 18.gf5 Ng5 (better is 18...ef5 19.Ngf7 Nf7 20.Nf7 Kf7=) 19.f6+/- (19.fg5?! ef5 20.c4 Qg5 21.Kh2 Qe3=) 19...Nh3 20.Kh2 Qc7 (20...Qd7 21.Qg4 Nf7 22.Nf7 (22.Kh3 Nd6 23.ed6 e5 24.Qd7 Bd7 25.Kg2 e4-/+; 22.Qh3?! Nd6 23.ed6 Ke8+/-) 22...Qf7 23.Qh3+-) 21.Kh3 (better is 21.Qa4!? Bd7 22.Qa3 Kg8 23.Kh3 Bc8+-) 21...Nf7+/- 22.Nf7 (22.Nb5 Qd8+/-) 22...Kf7 23.Rf3 Bd7 24.Kg2 Bb5 (24...Qc3?? 25.Bg6 hg6 26.Rc3+-) 25.Bb1 (25.Bc2 Ke8+/-) 25...Qc4 26.Ra2 Rac8 27.Rg3 Ke8 28.Rf2 Bd7? (better is 28...Kd7+=) 29.Qh1+- Kd8 30.Bg6 Kc7 31.Bf7 Rcf8? (better is 31...h5!? 32.f5 h4+-) 32.Rg7+- Kb8 (32...Qc6 33.f5 ef5 34.Kh2 Rf7 35.Rf7+-) 33.Qb1 Qc8 (33...Qc6 34.f5! ef5 35.Qb3 Rf7 36.Rf7 Rg8 37.Kf3+-) 34.Qb4 (34.Qb6 Qc6 35.Qc6 Bc6+- (35...bc6?? 36.Rb2 Ka8 37.Re2+-)) 34...Ka8 (34...Qc6 35.f5! ef5 36.Qb3 Rf7 37.Rf7+-) 35.Qe7 (35.f5 ef5 36.Qc5 Qc5 37.dc5 Bc6+-) 35...h6 (35...Rd8 36.Qc5 Qc5 37.dc5+-) 36.Kh2 Rd8 37.Qb4 Qc6 38.Rb2 (better is 38.f5 ef5 39.e6 f4+-) 38...Rb8? (38...Bc8 39.Bh5+-) 39.Qb6 (39.f5 ef5 40.Qa5 Qc4 41.Bd5 Qd5 42.Qd5 Bc6+-) 39...Qc3 40.Bh5 (better is 40.f5 Rhc8 41.fe6+-) 40...Bb5?? (better is 40...Bc6+/-) 41.Qb5+- Qe1 (41...Qd4 42.Ra2 Qa7+-) 42.Qe2 (42.Ra2 Qd2 43.Rd2 Rhg8 44.Rb2 Rgd8 45.Ra2 Rd6 46.ed6 e5 47.Ra6 ba6 48.Qa6) 42...Qh4 (42...Qa5+-) 43.Kg2 Qf4 44.Rbb7! 1–0. Krastev,Goran (2040) – Metev,Martin (2005), Sofia BUL, 2014. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 ba3)

6.Bd3 Nc6 7.c3 f5 8.Ne2 Nge7 9.Na3 Bd7 10.Nb5 Nc8 11.Nf4 N6e7 12.Ba3 g6 13.Bd6+= Kf7 14.Bc7 Qe8= 15.Qb3 Bh6 16.Ne2 Bb5 17.Bb5+= Nc6 18.c4 Qe7 19.cd5 Qc7 20.dc6 bc6 21.Bc4 Re8 22.0-0 Nb6 23.Ra6 Rab8 24.Rfa1 Rb7 25.Qa2 Re7 26.Nc3 Qd7 27.Ne2 Rc7 28.h3 Nd5 29.Rb1= Rb7 30.Rb7 Qb7 31.Bd5 cd5=+ 32.Nc3? Rc7 33.Ra5 Qb4-/+ 34.Rc5 Rd7 35.Nb5? Bf8-+ 36.Nd6 Bd6 37.ed6 Qd4 38.Rc7 Rc7 39.dc7 Qc5 40.Qa7 Qa7 41.c8Q Qa1 42.Kh2 Qf6 43.Qc7 Kg8 44.f4 d4 45.g4? fg4 46.hg4 d3 47.Qc8 Kf7 48.Qd7 Qe7 49.Qd3 Qh4 50.Qh3 Qh3 51.Kh3 h6 52.Kg3 Ke7 53.Kf3 Kf6 54.Ke4 h5 55.g5 Kf7 56.Kd4 Ke7 57.Ke5 h4 58.Ke4 Kd6 59.Kf3 Kd5 60.Ke3 h3 (60...h3 61.Kf3 h2-+) 0–1. Erdelyi,Z (2240) – Boros,De (2395), FSIMA August, 2002.

6.c3 Nc6

7.Ba3 Ba3 8.Na3 a6 9.Nb5 Nh6 10.Bd3 (10.Nd6 Kf8=) 10...0-0 11.f4 (11.Qc2 Kh8=) 11...Nf5 (11...f5 12.Nd6=+) 12.Nf3 f6 (12...Na5 13.Bf5 ef5 14.Nd6=+) 13.g4 (13.Bf5 ef5 14.Nd6 b6=) 13...Ne3 (better 13...fe5 14.fe5 Nh6=+) 14.Qb1?? (better 14.Bh7!? Kh8 15.Qe2 Ng4 16.Bd3=) 14...f5 (14...fe5 15.Bh7 Kh8 16.Ne5 Ne5 17.de5 Qh4 (17...Rf4?! 18.h4-+) 18.Ke2 Rf4-+ (18...Qh7 19.Qh7 Kh7 20.Ke3+/-)) 15.gf5-/+ Ng2 16.Kf2 Nf4 17.f6 (17.Nd6 ef5 18.Rf1 Nd3 19.Qd3 f4-/+) 17...gf6-+ 18.Bh7 (18.Ke1 Kh8 (18...Nd3?! 19.Qd3 Kh8 20.Qe3-+) 19.Kd1 fe5 20.de5 Qe8-+ (20...Nd3?! 21.Qd3 Qe8 22.Nfd4-+)) 18...Kh8 19.Rg1?? (better 19.Ke3 fe5 20.h4-+) 19...Nh3 20.Kg2 (20.Ke3 Ng1 (20...ab5 21.Qg6 Ng5 22.Qh6 Rf7 23.Ng5 fg5 24.Bg6 Kg8 25.Bf7 Kf7 26.Rgf1 Kg8 27.Qg6 Kh8 28.Rf7 Qg8 29.Qh5 Qh7 30.Qh7) 21.Qg1 fe5-+ (21...Kh7 22.Qg4 Rf7 23.Qh5 Kg8 24.Rg1 Rg7 25.Nd6 Rg1 26.Qf7 Kh8 27.Qh5 Kg8 28.Qf7 Kh8 29.Qh5 Kg8=; 21...ab5?! 22.Ra8 Kh7 23.Ke2-+)) 20...Ng1 (20...ab5?! 21.Ra8 Ng1 22.Nh4-+) 21.Kg1 (21.Nh4 Rf7 (21...ab5?! 22.Ng6 Kg7 23.Nf8=+) 22.Bg6 A) 22...ab5 23.Bf7 Ne5 24.de5+- (24.Ra8?! Nf7 25.Kg1 Qg8 26.Kh1 Nd6+/-); B) 22...Rg7-+) 21...fe5 (21...ab5?! 22.Ra8 f5 23.Bf5 Rf5 24.Qf1-+) 22.Ne5 (22.Qd3 Rf7 23.Bg6 A) 23...ab5?! 24.Ra8 Rf8 A1) worse 25.Ne5 Ne5 26.de5 Qg5 27.Kh1 Kg7-/+ (worse 27...Qe5 28.Qh3 Kg7 29.Qh7 Kf6 30.Ra1=); A2) 25.de5=; B) 23...Rg7 24.de5 Ne7-+ (24...ab5?! 25.Ra8 Ne7 26.Ng5 Ng6 27.Qh3 Kg8 28.Qe6 Be6 29.Rd8 Nf8 30.h4-+)) 22...Qg5 (22...ab5?! 23.Ra8 Ne5 24.de5 Qg5 25.Kh1-+) 23.Kh1 Ne5 (23...ab5?! 24.Ng6 Kg7 25.Ra8-/+) 24.de5 Qe5 (better 24...Qh5 25.Ra2 Qh7 26.Qh7 Kh7 27.Nd4-+) 25.Qd3 ab5 26.Ra8 Qe1 27.Kg2 Qf2 (better 27...Qh4 28.Qd4 Qd4 29.cd4 Kh7 30.Ra2-+) 28.Kh1 Qf1 (better 28...b4!? 29.Bg6 bc3 30.Qc3 Kg8-+) 29.Qf1 Rf1 30.Kg2 Rf8 31.Bd3 Kg7 (31...e5 32.Kg3-+) 32.Bb5-/+ e5 33.Kg3 Be6 34.Ra7 (34.Rf8 Kf8 35.h4 Kg7-/+) 34...Rf7 (34...Rc8 35.Ra3-+) 35.Be8 (better 35.h4-/+) 35...Re7 (35...Rc7 36.Ra3-+) 36.Bh5? (36.Bc6!=+) 36...d4 (36...Kf6!? 37.Bg4-+) 37.cd4-/+ ed4 38.Bf3 d3 39.Rb7 Rb7 40.Bb7 Kf6 41.Bf3 (41.Kf4 d2 42.Bf3 Bb3=) 41...d2 (41...Ke5 42.Kf2=+) 42.Kf2 Bd5 43.Bd1 Kg5 44.Kg3 Kf5 45.h4 (45.Kf2 Kf4=) 45...Ke4=+ 46.h5 Kd3 47.Kf4 Bg8 48.h6 Bh7 49.Ke5 Kc3 50.Kf4 Bc2 (50...Kd4 51.Kf3=+) 51.Bc2= Kc2 52.h7 d1Q 53.h8Q Qf1 54.Kg5 Qg2 55.Kf5 Qf3 56.Ke6 Qe4 57.Kd7 Qd5 58.Ke7 Qe4 59.Kd6 Qd3 60.Kc5 Qa3 61.Kc4 Qd3 62.Kb4 Qb3 63.Kc5 Qa3 64.Kd5 Qa2 65.Ke4 Qb1 66.Qc8 Kd2 67.Kf4 Qf1 68.Ke4 Qd3 69.Kf4 Qe3 70.Kg4 Qe2 71.Kg3 Qe1 72.Kh2 Qf2 73.Kh1 Qf3 74.Kg1 Qg3 75.Kh1 Ke2 76.Qc2 Kf3 77.Qf5 Ke3 78.Qe6 Kd4 79.Qd7 Kc5 80.Qc6 Kd4 81.Qd5 Ke3 82.Qe4 Kd2 83.Qe2 Kc3 84.Qc2 Kd4 85.Qe4 Kc5 86.Qd5 Kb4 87.Qc4 Ka3 88.Qa4 Kb2 89.Qc2 Ka3 90.Qa2 Kb4 91.Qc4 Ka3 92.Qa4 Kb2 93.Qa2 Kc1 94.Qc2 Kc2 ½-½. Goran_Krastev (2270) - ToyPistol85 (2200), Rated Blitz game, lichess.org, 2015. (=1.e4 C02: French: Advance Variation 1...e6 2.d4 d5 3.e5 c5 4.b4 cb4)

7.Na3 a6 8.Bd3 Bd7 9.f4 Nh6 10.Nf3 Be7 11.Ng5 Bg5 12.fg5= Nf5 13.h4 Qc7 14.g4?? Nfd4?? 15.cd4=+ Nd4 16.Bf4 Qc3 17.Kf2 0-0 18.Nc2 Nc2 19.Bc2 Rfc8 20.Rc1 Qb2 21.Re1 Ba4=+ 22.Re2 Bc2 23.Rec2 Rc2 24.Qc2 Qc2 25.Rc2 b5 26.Rc7 a5 27.Ke2 a4=+ 28.Rb7 a3 29.Be3 h5 30.gh5= g6 31.hg6+= fg6 32.Ra7 Rc8 33.Ra3 Rc4 34.Ra8 Kf7 35.Ra7 Kf8 36.h5! gh5 37.g6 Rc8 38.Bh6 Kg8 39.Rg7 Kh8 40.Rf7 b4 41.g7 Kh7+- 1–0. Leandro,J (2110) – Ruiz Blaiz,Sebastian, LXVII ch–CRC, 2003.

7.Bd3 Bd7 8.Na3 a6 9.Qg4 Nge7 10.Nf3 Nc8 11.0-0 Nb6 12.Ng5= h5 13.Qf4 f5 14.ef6 Qf6 15.Qc7 Na4 16.Qb7 Rb8 17.Qa6 Nc3 18.Nb5 Bb4 19.Be3 0-0? 20.Nh7+- Qd8 21.Nf8 Kf8 22.Nc3 Bc3 23.Qa3 Bb4 24.Qc1 Qh4 25.g3 Qf6 26.Rd1 h4 27.Bf1 e5 28.Ra6 h3?? 29.de5 Qf3 30.e6 Be8 31.Rc6 Bc6 32.Qc6 Qd1 33.Qc7 (33.Qc7 Qh5 34.Qb8 Ke7 35.Qb7 Ke6 36.Bh3 Qh3 37.Qc8 Kd6 38.Bf4 Ke7 39.Qh3+-) 1–0. Vavruska,A (2125) – Pilch,R (1975), Open Stare Mesto CZE, 2008.

7.Bd3 Bd7 8.Ne2 f5 9.Nf4 Nh6 10.0-0 Na5 11.Nh5 Nf7 12.Re1 Qb6 13.Na3 0-0-0 (better is 13...Qb3!?+=) 14.Re2+= Kb8 15.Rea2 Rc8 16.Bd2 Nc4 17.Nc4 dc4 18.Be2 a6 19.Be3 Bb5 20.Nf4 Nd8 21.h4 Be7 22.Qd2 Qc7 23.Rb1 Qd7 24.Bf3 White intends d5 24...Rg8 25.d5+= Bc5 26.d6 Nf7 27.Bd4 g5 28.Nh5 Qd8 29.Nf6 Rg7 30.h5 g4 31.Bd1 g3 32.f4+- Nh6 33.Bc5 Rc5 34.Qd4 Qb6 35.d7 Nf7 36.h6! Rg6 37.Bh5 Rc6 38.Qb6 Rb6 39.Bg6 hg6 40.h7 Kc7 41.Rd2 Kd8 42.Kf1 Rc6 43.Ke2 Rc5 44.Kf3 g5 45.Kg3 gf4 46.Kf4 Bc6 47.Rd6 Bd5 48.Ra6!! (48.Ra6 b5 49.Rba1+-) 1–0. Frenkel,Filipp – Robles,Henry, California op, 1992. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4)

7.Bd3 Nge7 8.h4 Nf5 9.h5 g5 (9...Be7!?-/+) 10.hg6= fg6 11.Nf3 Be7 12.g4 Nh4 13.Nh4 Bh4 14.Ba3 Bd7 15.Qf3 Qg5 (15...a5!?=) 16.Qh3+= Ne5 17.de5 Qe5 18.Kf1 Bf6 19.Bc5 Qf4 20.Be3 Qc7 21.Qf3 (21.Bg6 Ke7 22.Bd3 e5+/-) 21...Ke7 (21...0-0 22.Qh3 (worse is 22.Ra7 Ra7 23.Ba7 b6-/+) 22...Bc6 23.Ra7 Ra7 24.Ba7=) 22.Bc1 (worse is 22.Ra7 Ra7 23.Ba7 b6-/+) 22...Bc3?? (22...Be5 23.Bg5 Kd6 24.Ke2+/-) 23.Ba3 (better is 23.Bg5 Kd6 24.Qf4 e5 25.Qf6 Be6 26.Nc3+-) 23...Kd8+= 24.Nc3 Qc3 25.Rc1 Qg7 26.Qf4 Bc6 27.Bd6 Re8 28.Be5 Qg8 29.Bc7 Kc8?? 30.Rc6!+- e5 31.Bf5! gf5 32.Qf5 (32.Qf5 Qe6 33.Re6 b6 34.Bb6 Kb8 35.Qe5 Kb7 36.Rh7 Re7 37.Rhe7 Ka6 38.Qe2) 1–0. Frenkel,Filipp – Rubsamen,C, Ch USA (open), Concord (USA), 1995. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 ba3)

5.Nf3 Qa5

6.Bb2 b3 7.c3 ba2 8.Nbd2 Bd7 9.Qb3 Nc6 10.Ra2 (10.Qb7?? Rb8 11.Qa6 Qa6 12.Ba6 Rb2-+) 10...Qc7 11.Bd3 Na5 12.Qc2 h6 13.0-0 b5 14.Rfa1 Nc4 15.Nb3 Ne7 16.Nc5 Nc8 (worse is 16...Nb2 17.Rb2 Bc6 18.Bb5 Bb5 19.Rb5+/-) 17.Bc4 bc4 18.Ba3 Bb5 19.Rb2 Qc6 20.Ne6 (better is 20.Nh4!? Bc5 21.Bc5=) 20...fe6 21.Qg6 Kd8 22.Bf8 Rf8 23.Qg7 Re8 24.Qh6 a6 25.Ng5 Kc7 26.f4 Kb6 27.g4 Na7 28.f5 ef5 29.Qc6 Nc6 30.gf5 Ne5 31.de5 Re5 32.Rf1 Rf8 33.Rbf2 Bd7 34.Rb2 Kc5 35.Ra1 Rff5 36.h4 Bb5 37.Kg2? Re3-+ 38.Rf2 Rf2 39.Kf2 Rc3 40.h5 Be8 41.h6-/+ Bg6 42.Ra6 Rc2 43.Kg3 Bd3 44.Ne6 Kb4 45.Nf4 Be4-/+ 46.Re6 Ra2 47.Re8 Ra7 48.Kf2 Rh7 49.Re6 c3 50.Ke3 c2 51.Ne2 Rf7 52.Kd4? Rc7 53.Nc1 Rc4 54.Ke3 Rc3 55.Kd2 Rh3 56.Rb6 Kc5 57.Rf6 Rh2 58.Kc3 d4 59.Kb2 d3 60.Rf4 Kd4 61.Nb3 Ke3 62.Rf1 d2 (62...d2 63.Nd2 Kd2-+) 0–1. Rahls,Peter (2230) – Schulz,Klaus Juergen (2420), Bundesliga, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qa5)

6.Bd2 Nc6 7.c3 bc3 8.Nc3= Qd8 9.Bd3+= Bb4 10.0-0 Nge7 =. fersbery (2110) – lopesq (2365), net–chess.com, 2008.

6.Bd2 Nc6 7.Bd3 Bd7 8.0-0 Nge7 9.g4 (9.c3!?=) 9...Nc8 10.Be3 Nb6 11.Nbd2 Na4 12.Nb3 Qc7 13.Ng5 h6 14.Nh3 Nb2 15.Qf3 Nd3 16.cd3 Be7 17.Rac1 b6 18.g5 hg5 19.Bg5 Bg5 20.Ng5 f6 21.Nh3 0-0-0 22.Nf4 Kb7 23.Ng6 Rh6 24.Qg3 Be8 25.Nf4 fe5 26.de5 Qf7 27.Qg5 (27.d4 Bd7 28.f3 Rf8-/+) 27...Rc8 (better is 27...Bd7!? 28.Kg2 Rf8-+) 28.Kh1+= Bd7 29.Rg1 Rch8 30.Rg2 R8h7 31.f3 (better is 31.Kg1!?-/+) 31...Rh4-+ 32.Ng6 R4h5 33.Qg4 Ne5 34.Ne5 Re5 35.Qb4 Reh5 (better is 35...Ka8-/+) 36.Qd6= Ba4?? (better is 36...Ka8 37.Rc7 g5=) 37.Nc5! bc5 (37...bc5 38.Rb2 Mate attack) 38.Rb1 (38.Rb1 Bb3 39.Rb3 Ka8 40.Rb8) 1–0. Voisembert,Alain (2090) – Jeanne,Mickael (2205), FRA–chT1B, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qa5)

6.Nbd2 b3 7.cb3+= Nc6 8.Bb2 Nh6 9.Bd3 Bd7 10.a3 Be7 11.b4 Qd8 12.Nb3 Nf5 13.Rc1 g6 (13...Rc8 14.Nc5 Rc7 15.Qb3+/-) 14.Qd2 a6 15.Nc5 Ra7 16.0-0 g5 17.g4 (17.Nd7!? Kd7 18.Bf5 ef5 19.Qd3+/-) 17...Ng7+= 18.h4 (better 18.Kh1!?+=) 18...h5= (worse 18...gh4 19.Qh6 (19.Nd7?! Kd7 20.Qh6 Ne8=) 19...Bf8 20.Ng5+/-) 19.Ng5 (19.hg5 hg4 20.g6 gf3 21.gf7 Kf7 22.Qf4 Nf5 23.Bf5 ef5 24.Qf3 Qg8 25.Qg2 Qh7-+; 19.Nd7?! Qd7 20.Ng5 hg4=) 19...hg4 20.Nd7 Qd7 21.Qf4 Nf5 22.Bf5 ef5 23.e6 (better 23.Rfe1!? Bg5 24.Qg5=) 23...fe6-/+ 24.Rfe1 Bd6?? (better 24...Rh6-/+) 25.Qf5+- Rh4 (25...Rh6 26.Ne6 Re6 27.Re6 Kd8 28.Qg4 Kc7+-) 26.Re6 (better 26.Qg6 Ke7 27.Re6 Kd8 28.Rd6+-) 26...Be7 27.Rc5 Rh5 28.Bc1 Nd4 (28...a5 29.Rd5 Qd5 30.Qd5 ab4+-) 29.Qg6 Kd8 30.Qg8 (30.Nf7 Ke8 31.Qg8) 30...Qe8 31.Rd5 (31.Rd5 Kc7 32.Bf4 Bd6 33.Qg7 Qe7 34.Qe7 Kc8 35.Qf8 Kc7 36.Qd6 Kc8 37.Re8) 1-0. Baeta,M (1885) - Felix Simoes,Rodrigo (2105), Brazil Caxambu Open, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qa5)

6.Nbd2 Nc6 7.Bd3 (7.Nb3 Qc7=+) 7...Bd7 (7...b3 8.0-0 (8.cb3?? Qc3-+) 8...ba2 9.Nb3=+) 8.0-0 Nge7 9.Nb3 Qc7 10.Nc5 (10.a3 Nf5=+) 10...Ng6 (10...Nd4!? 11.Nd4 Qc5-/+) 11.Nd7=+ Qd7 12.h4 (12.a3 ba3 13.Ba3 Ba3 14.Ra3 Nb4=+) 12...Be7 (12...Qd8 13.Ng5=+) 13.g3 (13.h5 Nf8=+) 13...Nf8 (13...0-0 14.a3-/+) 14.a3 (14.h5 f6-/+) 14...ba3 (14...Qc7 15.Qe2-/+) 15.c3 (15.Ba3 Ba3 16.Ra3 Nb4=+) 15...h6 (15...Qc7 16.Ba3 Ba3 17.Ra3-/+) 16.Ba3 (16.h5 Qc7=+) 16...Ba3 17.Ra3 Qc7 (17...Ng6 18.Qb3=+) 18.h5 (18.Qb3 Nd7=+) 18...Nd7-/+ 19.Nh4 (better 19.Nd2-/+) 19...0-0-0 (better 19...0-0!?-/+) 20.Qa1 (20.Bb5 a6 21.Bd3 f6=) 20...Nb6 (20...Rdf8 21.Rc1=) 21.Nf3 (21.Rb1 Rhf8=) 21...f6 (21...Kd7 22.Rb1 Ra8 23.Bb5=+) 22.Bb5 (22.Rb1 Rhf8= (worse 22...fe5 23.Ne5 Ne5 24.de5+-)) 22...a6 23.Bc6 Qc6 24.Ra5 Kb8 25.Rb1 Ka7 26.Rc5 Qd7 27.Qa5 (27.Nd2 Rc8=) 27...Na8 (27...Nc4 28.Qc7 Qc7 29.Rc7+=) 28.Rcb5 Rb8 29.Ne1 (29.Qa3 Qf7 30.ef6 gf6=) 29...b6 30.Qa3 Nc7 31.R5b2 a5 32.Nd3 Na6 (32...Rhc8 33.Nc5 Qc6 34.Na4+=) 33.Nf4 (33.Kg2 Rhc8+=) 33...Rhd8 (33...Rhc8 34.Re2 Nc7 35.Ng6+=) 34.ef6 (34.Re1 Nc7+=) 34...gf6= 35.Re1 (35.Ng6 Re8=) 35...Re8 36.Rbe2 (36.Ng6 Rbc8=) 36...Nc7 37.Qc1 Re7 (37...e5 38.Ng6 Qg4 39.de5 Qh5 40.Nf4=) 38.Ng6 Rh7 (38...Rf7 39.Qe3=) 39.Qf4 Qd8 (39...Rf7 40.Rb1=) 40.Qc1 (40.Qf3!?+-) 40...Qd6 (40...Qd7 41.Rb2=) 41.Qc2 (41.Qe3 Ra8=) 41...Rg7 (41...Rg8 42.Ra1=) 42.Qd2 Rh7 43.Kg2 (43.Qe3 Ra8=) 43...Re8 (43...Ra8 44.Qd3=) 44.f4 (44.Qe3 Nb5=) 44...f5 (44...Qc6 45.f5=) 45.Qb2 (45.Ra1 Kb8=) 45...Rg7 46.Kf3 (46.Ra1 Ra8=) 46...Reg8 (46...Kb7 47.Rb1=+) 47.Re5 (47.Ra1 Ra8=+) 47...Re8 48.Qb3 (48.R5e2 Kb7=) 48...Rd8 (48...Kb7 49.Kg2=+) 49.R5e2 Ra8 50.Ra1 (50.Ra2 Kb7=+) 50...Na6 (50...Kb7 51.Rb2=+) 51.Rae1 (51.Kg2 Nc7=) 51...Nc7 52.Qa4 (52.Ra1 Kb7=+) 52...Ka6 (52...Kb7 53.Kg2-/+) 53.Qb3 (53.Rb1 b5 54.Qa1 Kb7=+) 53...Ka7 (53...Kb7 54.Ra1-/+) 54.Kf2 (54.Ra1 Kb7=+) 54...Ka6 55.Re3 (55.Kf3 Kb7=+) 55...Re8 (55...Kb7!?=+) 56.Rb1 (56.Ra1 Ra8=) 56...Rb8 (56...Ra8 57.Ne5 b5 58.Ra1=) 57.Ne5 b5 58.Nd3 (58.Ra1 Ra8+=) 58...Ka7 (58...a4 59.Ra1 Ka7 60.Qb2=) 59.Qa2 (59.Nc5 Qc6=) 59...a4 60.Rbe1 (60.Ne5 Ra8=) 60...Rb6 (60...Rbg8 61.Qe2=) 61.Nc5 Re7 (61...Qe7 62.Qb1=) 62.Kg2 (62.Re5 Rc6=) 62...Qd8+= 63.Qe2 (63.Qb2 Qe8+=) 63...Qe8 64.Re5 (64.Ra1 Rg7=) 64...Qf7 (64...Qg8 65.Qd3 Rg7 66.Qf3=) 65.Nd3 (65.Rb1 Qg8=) 65...Rc6 66.Nc5 Rb6 (66...Qg8 67.Qe3 Qg4 68.Rh1=) 67.Qf3 (67.Rb1 Qg8=) 67...Re8 68.R5e3 Re7 69.Nd3 (69.Rb1 Qg8=) 69...Qe8 (69...Kb8 70.Rb1=) 70.Ne5 (70.Ra1 Kb8=+) 70...Qc8 (70...Ra6 71.Ra1=) 71.Qd1 (71.Rb1 Rg7=) 71...Rg7 72.Qa1 (72.Qe2 Ra6=) 72...Qf8 (72...Ne8 73.Qa2=+) 73.Ng6 (73.R1e2!?=) 73...Qd6 74.Kh3 (74.R1e2 Kb8=+) 74...Ra6 (74...Kb7 75.Ne5-/+) 75.R1e2 (75.Ne5 Kb8=+) 75...Rg8 (75...Kb8 76.Ne5-/+) 76.Ne5=+ Qe7 (76...Kb8 77.Nd3=+) 77.Ng6 Qd6 78.Nh4 (better 78.Ne5!?=) 78...Rb8 (78...Kb7 79.Ng6-/+) 79.Ng6 ½–½. Schulz,Michael (2125) – Salewski,Bernd (2000), World Senior Teams +50, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qa5)

6.Nbd2 Bd7 7.Nb3 Qa4 8.Bd3 Bb5 9.0-0 Bd3 10.Qd3 Qa6 11.Qe3 Nd7 12.a3 ba3 13.Ba3 Ba3 14.Nbd2 Ne7 15.Ra3 Qb6 16.Qg5 Nf5 17.c4 0-0 18.cd5 Nd4 19.Rb1 Qc5 20.Rd3 Nf3 21.Nf3 ed5 22.Rbd1 f6 23.Qg3 Ne5 24.Ne5+= fe5 25.Rd5 Qc2 26.R5d2 Qc4 27.Rd7 Rf7 28.h3 Re8 29.Rd8 Qe6 30.Qg4 Qe7 31.R8d7-/+ Qf6 32.Rf7 Kf7 33.Qh5 Ke7 34.Qh7 Rd8 35.Rd8 Kd8 36.Qg8 Kc7 37.Qc4 Qc6 38.Qf7 Qd7 39.Qc4 Kd6 40.Qb4 Kd5 41.Qb3 Kc5 42.Qc3 Kb6 43.Qb4 Qb5 44.Qd6 Ka5 45.Qa3 Qa4 46.Qc5 b5 47.Qa7+= Kb4 48.Qg7 Qd1 49.Kh2 Qd4 50.Qf6 Kc5 51.h4 e4 52.Qg5 Qd5 53.Qc1 Kd6 54.g4 b4 55.h5 b3 56.h6 Qe5 57.Kg2 b2 58.Qd1 Ke7 59.Qb3 e3 60.Qb7+/- Ke6 61.fe3 Qc3? 62.Qe4+- Kf7 63.Qh7 Kf8 64.Qf5 Kg8 65.Qg6 Kh8 66.h7?? Qd2= 67.Kf3 Qd1 68.Kf2 Qd2 69.Kf3 Qd5 70.Kf2 Qb3 71.Qb1 Qc3 72.g5 Qc1 73.Qg6 b1Q?? 74.Qg8# 1–0. Kristensen,Kaa (2295) – Rewitz,P (2295), 50th Team Ch, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qa5)

6.Nfd2 b3 7.cb3= Nc6 8.Bb2 Nh6 9.a3 Nf5 10.b4 Qb6 Can d4 get defended? 11.Nb3 a5 12.b5 a4 13.bc6 (13.g4!? Nfe7 14.Nc1=) 13...bc6+= 14.N1d2 (14.g4!? Nh4 15.Rg1+=) 14...ab3-/+ 15.Bd3 (15.Nf3-/+) 15...Ba6 (15...Nd4 16.0-0 Ba6 17.Ba6 Ra6 18.Bd4 Qd4 19.Qb3 Rb6-+ (19...Qd2?? 20.Qb8 Kd7 21.Qb7 Kd8 22.Rab1+-)) 16.Ba6+= (16.Nb3? Bc4 17.Bc2 Bb3 18.Bb3 Rb8 19.Bd5 Qa5 (19...Qb2?! 20.Bc6 Ke7 21.0-0+=) 20.Qd2 Qd5-+) 16...Qa6 17.Qe2 (17.g4!? Nh4 18.Rg1+=) 17...Be7 (worse is 17...Ba3 18.Qa6 Ra6 19.Ra3 Ra3 20.Ba3 Nd4 21.Bc5+/-) 18.Qa6 Ra6 19.Ke2 (19.g4 Nh4-/+) 19...Kd7 20.Kd3 Rb8 21.Rhc1 Bg5 22.Rd1 Bd2 23.Rd2 Ra4 24.Rc1 Ne7 25.f4 g6 26.g4 Nc8 27.f5 gf5 28.gf5 ef5 29.Rg2 Nb6 30.Rg7 Nc4 31.Rf7 Ke6 32.Rf6 Ke7 33.Kc3? Nb2 34.Kb2-/+ Rd4 35.Rcc6 Rd2 36.Kb1 ½–½. Dombrowsky,Michael – Riedel,Wolfgang, Berlin op Berlin West, 1978. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qa5)

6.Nfd2 Nc6!? 7.Nb3 Qc7 +=.

6.Bd3 b3 7.Qd2 Qa2 8.Ra2 ba2 9.Qc3 Bb4 10.Qb4 a1Q 11.Ba3 Nd7 12.0-0 a5 13.Qd6 Kd8 14.c4 Ra6 15.Nbd2 Qc3 16.Bb2 Qb2 17.Rb1 Qc3 18.Ng5 Nh6 19.Nge4 de4 20.Qa6 ba6 0–1. GriffySr (2095) – Xixax (2125), FICS rated standard game, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qa5)

5.Nf3 a6

6.a3 ba3 7.c3 f6 8.Bd3 fe5 9.de5 Bc5 10.0-0 Nc6 11.Na3 Ba3 (11...Nge7!?+=) 12.Ba3= b5 13.Qd2 Nh6 14.Bd6 Nf7 15.Bb5 Bb7 16.Bc6 Bc6 17.Bb4 Qb8 18.Rfe1 Qd8 19.Qd4 a5 (19...Qd7 20.Qg4 Nh6 21.Qh3+=) 20.Bc5 (20.Qc5 Rc8 21.Ra5 Bd7+-) 20...g5 (20...Ng5 21.Nd2+=) 21.Qg4 (better is 21.Bb6 Qd7 22.Ba5+-) 21...h6?? (better is 21...Bd7+/-) 22.Qe6 Qe7 23.Qe7 1–0. pdchessvamp – dunk0104, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 a6)

6.a3 b5 7.ab4 Bb7 (better 7...Bb4!? 8.Bd2 Bd2 9.Nfd2 Bd7=) 8.c3+- Nd7 9.Bd3 Nb6 10.0-0 Rc8 11.Ng5 g6 12.Ra2 Qe7 13.Qe2 Nc4 14.f4 (14.Na3 Na3 15.Ra3 Qc7+-) 14...Bg7 15.g4 White plans f5 (15.Na3 Nb6 16.Bd2 Nh6+=) 15...Nh6 16.f5 (16.Na3 Nb6=) 16...ef5 17.gf5 gf5 18.Qh5 Rc6 19.e6 Kf8 (19...Kd8!? 20.ef7 Rg6 21.Bf5 Nf5 22.Rf5 Nd6=) 20.Bf5 f6?? (better 20...Nf5 21.Rf5 f6+-) 21.Nh7+- Rh7 22.Bh7 Ng8 23.Rg2 Re6 (23...Nd6 24.Rf4 Qe6 25.Rg7 Kg7 26.Bg8 Kg8 27.Qg6 Kf8 28.Rf6 Qf6 29.Qf6 Nf7+-) 24.Bg8 Re1 25.Bh6 Rf1 (25...Kg8 26.Rg7 Qg7 27.Bg7 Rf1 28.Kf1 Kg7+-) 26.Kf1 Bh6 27.Qh6 Ke8 28.Re2 Ne5 29.de5 fe5 (29...f5 30.Rg2 d4 31.Rg7 Qg7 32.Qg7 Bf3 33.e6 Bc6 34.Qf6 Bg2 35.Kg2 dc3 36.Bf7 Kf8 37.e7) 30.Qh5 (better 30.Rf2 e4+-) 30...Kd8 31.Qh8 (31.Re5 Qf8 32.Bf7 Kc7+-) 31...Kc7 32.Qe5 (32.Qe5 Qe5 33.Re5+-) 1–0. Pucarevic,Milenko (2175) – Vujosevic,Dimitrije (1770), Kup Beograda, 2016. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 a6)

6.a3 Nc6 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7 10.0-0 Ng6 11.Ba3 Bd7 12.Qc2 b5 13.Bc5 Bb6 14.Bd6 Na5 15.Nbd2 Nc4 16.Nc4 bc4 17.Be2 Bb5 18.Nd2 Bc7 19.f4? (better is 19.Bc7!? Qc7 20.Rfb1-/+) 19...Bd6-+ 20.ed6 0-0 21.f5 ef5 22.Rf5 Qd6 23.Bf3 Nh4 24.Rd5?? (better is 24.Rh5 Nf3 25.Nf3-+) 24...Nf3 25.Nf3 Qd5 0–1. Kessler,Lucien – Lorsche,J, Luxembourg op, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 a6)

6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 f6 10.0-0 Bd7 11.Nfd2 Nh6 12.Qh5 Kf8 (12...Nf7 13.ef6 gf6 14.f4+=) 13.f4 f5 14.h3 Qe8 15.Qf3 g6 16.Ba3 Kg7 17.Be7 Qe7 18.Na3 Nf7 19.g4 (19.Nb3!?=) 19...b5 20.gf5 gf5 21.Nc2 Rhg8 22.Nb3 Kh8 23.Kh2 b4 (23...a5 24.Rg1+=) 24.c4 (24.Ba6!? bc3 25.Qc3+=) 24...dc4+= 25.Bc4 a5 26.d5 ed5 (26...Nfe5 27.fe5 Ne5 28.Qf4 Nc4 29.Qc4-+) 27.Bd5 (27.Qd5 Nh6 A) 28.Na5 Qh4 29.Rf3 Ng4 30.Kh1 Na5 31.Qd7 Nf2 (worse is 31...Nc4 32.Ra8 Ra8 33.e6-+) 32.Kh2 Nh3 (worse is 32...Nc4 33.Ra8 Ra8 34.e6 Ng4 35.Kh1-+) 33.Qh7 Kh7 34.Rh3 Qh3 35.Kh3 Nc4 36.Ra8 Ra8 37.Nb4 Nb6-+; B) 28.e6+=) 27...Nce5-/+ 28.Qe3 (better is 28.fe5!? Qe5 29.Kh1-+) 28...Rac8-+ 29.Nbd4 Rc3 30.Qe1 Qc5 31.Bf7 Rc2 32.Nc2 Qc2 (32...Nf7?! 33.Qf2 Qf2 34.Rf2+=) 33.Rf2 (33.Qf2 Qf2 34.Rf2 Nf7 35.Ra5-+) 33...Nf3 34.Kh1 Ne1 35.Rc2 Nc2 (35...Nc2 36.Ra5 Bc6 37.Bd5 Bd5 38.Rd5 b3-+) 0–1. Chapu,Laurent – Simukov,Oleg, Prague Cedok op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 a6)

6.Bd3 Ne7 7.0-0 Ng6 8.c3 Nc6 9.a3 ba3 10.Na3 Be7 11.g3 0-0 12.h4 Re8 13.Ng5 (13.Nb5 f6 14.ef6 Bf6= (worse is 14...gf6 15.Qc2 Nf8 16.Bh6+=)) 13...Nf8 14.Qh5 Bg5 (better is 14...g6!? 15.Qh6 Na5+=) 15.Bg5+/- (15.Qg5?! Qg5 16.Bg5 Bd7=) 15...Ne7 16.Nb5 Nfg6 17.Qg4 h6 18.Bg6 (18.Bh6 gh6 19.h5+/-) 18...hg5+= 19.Bf7 Kf7 20.Nd6 Kg8 21.Qh5 Rf8 22.hg5 g6 23.Qh6 Rf3 24.Qh3 Qf8 25.Kg2 Rc3 26.Rh1+/- Qg7?? 27.Rhb1 Nf5 28.Ne8 Qh8?? 29.Nf6+- Kg7 30.Qg4?? Ne3 31.fe3 Rc2 32.Kf3 Qh2 33.Rf1 Bd7 34.Kf4 Rf2 35.Rf2 Qf2 36.Qf3 Qf3 37.Kf3 Bc6 38.Rh1 Rh8 39.Rh4? a5-+ 40.Ke2 b5 41.Kd2 a4 42.Kc2 b4 43.Kb2 Bb5 44.e4?? a3 45.Kb1 de4 46.Ka1 b3 (46...b3 47.Rh8 Kh8 48.Ne4 b2 49.Ka2 Bc4 50.Ka3 b1Q-+; 46...Rh4 47.gh4 e3 48.Ka2 e2 49.Ne8 Be8 50.Kb3 e1Q 51.Kc2 Qe2 52.Kb3 Qb2 53.Kc4 Qc3#) 0–1. Kravtchenko,Vladimir G (2065) – Loboda,Alexey M (1865), Kondopoga RUS, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4)

5.Nf3 b6

6.a3 ba3 7.Na3 Ba6 8.Nb5 Bb7 9.Bd3 Nc6 10.c3 Nh6 11.0-0 a6 12.Na3 b5 13.Nc2 Be7 14.Bh6 gh6 15.Qd2 f6 16.Qh6 fe5 17.Qh5 Kd7 18.Ne5 Ne5 19.Qe5 Bd6 20.Qe3 Qe7 21.f4 Rac8 22.Be2 Rhf8 23.Bg4 Qf6 24.Rae1 Rce8 25.Qh3 Bc8 26.Nb4 Kc7 27.Nd3 b4 28.Ne5+- bc3 29.Qc3 Kb8?? 30.Rb1 Ka7 31.Nc6 Ka8+- 32.Qc5!! Bc5 33.Rb8 1–0. egomi – marcjankowicz, kurnik, 2011.

6.a3 ba3 7.c3 Qd7 8.Bd3 Ba6 9.0-0 Bd3 10.Qd3 Nc6 11.Ba3 Ba3 12.Na3 Nge7 13.Nb5 0-0 14.Nd6 Nc8 15.Nb5 a6 16.Ra2 N8e7 17.Rfa1 Na5 18.Nd6 Nc8 19.Ng5 g6 20.Qh3 h5 21.Nc8 Rac8 22.g4 Kg7-/+ 23.gh5 Rh8 24.Qf3 Rh5 25.Qf6 Kg8 26.Rb2 Nc4-+ 27.Rba2 a5 28.Rb1 Rg5?? 29.Kh1?? Rf5 30.Qh4 Kg7 31.Rg1 Rh8 32.Qg4 Qe7 33.f4 Qh4 34.Qf3 Qf4 35.Qg2 Qf3 36.Qf3 Rf3 37.Rgg2 Rc3 38.Rac2 Rc2 39.Rc2 Rh4 0–1. murzyn1500 – ludice, kurnik, 2011.

6.a3 ba3 7.c3 Qd7 8.Bd3 Ba6 9.0-0 Bd3 10.Qd3 Nc6 11.Na3 Na5 12.Nb5 Nb3 13.Rb1 Nc1-/+ 14.Rbc1 a6 15.Nd6 Bd6 16.ed6 Qd6 17.Ne5 Nf6 18.c4 dc4 19.Rc4 b5 20.Rc6-/+ Qd5 21.Rc5 Qd8 22.Nc6 Qb6 23.Rfc1 0-0 24.Ne5 Rfd8 25.Nc6 Rd7 26.Rg5 Rc7 27.Rgc5 g6 28.Qf3 Kg7 29.Qf4 Rac8 30.Qe5?? Rc6 31.Rc6 Rc6 32.Rc6 Qc6 33.h3 Qd5 34.Qe3 b4 35.Kh2 b3 36.g3 a5 37.Qc3 a4 38.h4 Ne4 39.Qb2 Nf2! 40.Qf2 a3 41.h5 b2 42.h6 Kh6 43.Qe3 g5 44.Qa3 b1Q 45.Qe3 Qbh1# 0–1. murzyn1500 – ludice (1750), kurnik, 2011.

6.a4 Qc7 7.Bd3 Ba6 (7...a6 8.Ng5 Nc6 9.Bb2-/+) 8.Ba6 (8.Bb5 Bb5 9.ab5 a5 10.ba6 Na6+=) 8...Na6 9.0-0 (9.Qd3 Qc4 10.Qc4 dc4-/+) 9...Rc8 10.Ra2 Qc4 11.Rb2 Qc6 12.Ra2 Qc4 (12...Ne7 13.Qd3 Qc4 14.Qb3-+) 13.Rb2 Nb8 14.Bd2 Nc6 15.c3 a5 (15...bc3 16.Bc3 Nh6 17.Nfd2-+) 16.Re1 (16.Qc2-/+) 16...Nge7 (better is 16...Be7!?-+) 17.cb4-/+ ab4 (17...Nd4 18.Nd4 Qd4+=) 18.a5 (better is 18.Bb4 would allow White to play on 18...Qa6 19.Bd6=) 18...ba5-+ (18...Na5 Weaker is 19.Bb4 Nac6 20.Be7 Be7 21.Rb6=; 18...Nd4 Worse is 19.Nd4 Qd4 20.Rb4+=) 19.Qa4 b3 (19...h6!? 20.Rc2 Qd3 21.Rc5-/+) 20.Qb3-/+ Qb3 21.Rb3 Nf5 22.Rc1 Bb4 23.Bb4 ab4 24.g4 Nfe7 25.Nbd2 0-0 26.Kg2 Rb8 27.Rcb1 Rb5 28.R3b2 Ra8 29.Nb3 h6 30.Ne1 Ra3 31.Nc2 Ra8 32.h4? Nc8 33.Ne3 Rb6 34.f4 Rba6 35.f5 Ra2 36.Kf3 Rb2 37.Rb2 N8a7 38.Rc2+= Rc8 39.Kf4 Nb5 40.Rc5 Nc3 41.Nc2? Na4?? Black threatens to win material: Na4xc5. a transit from better to worse 42.Rb5+= Ne5 43.Ke5 Rc2 44.Rb4 Re2 45.Kf4 Nb2 ½–½. Schulz,Michael (2260) – Draeger,Thomas, Dresden ZMD op, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

6.Bb5 Nd7 7.0-0 a6 8.Bd3 Nh6 9.Ng5 Qe7 10.a3 (worse is 10.Bh7 g6 11.Qd3 Nf5-/+) 10...f6 11.Nh7 fe5?? (better is 11...Nf7 12.Bg6 Kd8+/-) 12.Bg6+- (12.Nf8?! Qf8 13.Bg6 Nf7=) 12...Kd8 13.Bg5 (13.Nf8 Nf8 (worse is 13...Qf8 14.Bg5 Kc7 15.Re1+=) 14.Bd3 ed4 15.ab4 e5+= (15...Qb4 16.Ba3 Qa5 17.Qh5+-)) 13...Nf6 14.de5 (14.Nf8?! ed4 15.Nh7 e5+-) 14...Nhg8 15.c4 (15.ab4 Qc7 16.Qd4 Be7 17.ef6 Nf6+-) 15...bc3 (15...Qc7 16.Re1 Be7 17.ef6 gf6 18.cd5 fg5 19.de6 Bd6 20.ab4 Ne7+-) 16.Nc3 (16.ef6 gf6 17.Nc3 Rh7 18.Bh7 Qh7 19.Nd5 Ke8 20.Nb6 Rb8+-; worse is 16.Nf8 Qf8 17.Qb3 Qc5 18.ef6 gf6+-) 16...Bb7 17.Ne4 Qc7 18.Nf8 (18.Nef6 gf6 19.Nf8 Ke7 20.Ne6 Ke6 21.Qg4 Ke7+-; 18.Nhf6?! gf6 19.Nf6 Qe5 20.Ng8 Qg5+/-; 18.Bf6?! gf6 19.Nf8 Ke7 20.Ne6 Ke6+-) 18...Qe5 (18...Ke7 19.Nh7 Qe5+-) 19.f4 Qb2 20.Rf2 Qb5 21.a4 (better is 21.Rc2 Bc8 22.Qd4 Ke7+-) 21...Qb4 22.Ne6 Ke7 (22...Kd7 23.Rb1 Qa5 24.Qd4+-) 23.Rb1 Qa5 (23...Qa3 24.N6c5! Bc6 25.Rb6+-) 24.Ng7 de4 25.Nf5 Kf8 26.Qd6 (26.Qd6 Ne7 27.Qf6 Kg8 28.Ne7) 1–0. Kaden,Uwe – Voelkel,Tobias, Ruhrgebiet VK4, 1999. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 b6)

6.c3 Qd7 7.a3 bc3 8.Nc3 Ba6 9.Bd3 Bd3 10.Qd3 Nc6 11.Bg5 Na5 12.0-0 Ne7 13.Rac1 Nec6 14.Nd2 (14.Ne2!?-/+) 14...Ba3-+ 15.Rce1 0-0 16.Re3 Be7 17.Rh3 g6 18.Rh7 (18.Rh7 Kh7 19.Be7 Qe7 20.Nb5-+). Leinonen,Lasse – Sorvari,Jarmo, Tampere–ch, 1989. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 b6)

6.Bd3 Nc6 7.Bg5 Be7 8.Be7 Nge7 9.0-0 0-0 10.Nbd2 Nf5 11.Nb3 a5 12.a4 ba3! 13.Ra3 Qe7 14.Ra4 Bd7 15.Bb5? (better is 15.Re1-/+) 15...Ne5!-+ 16.Bd7 (16.de5 Bb5 Discovered attack; 16.Ne5 Bb5 Discovered attack) 16...Qd7 (worse is 16...Nd7 17.Re1-+) 17.Ra1 Nf3 18.Qf3 a4 19.g4 Nh4 20.Qg3 ab3 21.Qh4 bc2 22.Rac1 Rfc8 23.Qg5 Ra4 24.Qd2 e5 25.h3 Rd4 26.Qd4 (26.Qe2 Qc7 27.Kg2-+) 26...ed4 27.Rc2 Rc2 (27...Rc2 28.Kg2 d3-+) 0–1. jupiter (2450) – pierred (2820), net–chess.com, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

6.Bg5 Be7 7.Be7 Ne7 (worse is 7...Ke7 8.Qd2 Nc6 9.Bb5+=) 8.Bd3 Ba6 9.0-0 Bd3 10.Qd3 Nbc6 11.Nbd2 0-0 12.Ng5 Nf5 13.Ndf3 (13.f4!?-/+) 13...Ncd4!-+ 14.Nh3 (14.Nd4 Qg5) 14...Nf3 15.Qf3 Qc7 16.Rfe1 Qc2 17.Re2 (17.Nf4-+) 17...Qc3 18.Qc3 bc3 19.Nf4 Nd4 20.Re3 Nc2 21.Rae1 (21.Rc3 Na1 22.Rc1 Nc2 23.Rc2 Rfc8 24.Rc8 Rc8-+) 21...Ne1 22.Re1 Rac8 23.Rc1 Rc4 24.Ne2 d4 25.Nf4 d3! 26.Nd3 Rd8 27.Ne1 c2! (27...c2 28.Nc2 Rc2-+) 0–1. Salvatore – marekt, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

6.a3 Ba6

7.ab4 Bf1 8.Kf1 Bb4 9.c3 Bf8 10.Qd3 Ne7 11.Na3 Nf5 12.Nb5=+ a5 13.Ba3 Ba3-/+ 14.Ra3 0-0 15.g4 Nh4 16.Nd6 Nf3 17.Qf3 Nc6 18.h4 Ne7 19.h5 Nc8 20.Nc8 Rc8 21.h6 g6 22.Kg2 Qg5 23.Qg3 f5 24.gf5 Qg3 25.fg3 gf5 26.Rb1 Rc6 27.Rab3 Rb8 28.Rb5 Kf7 29.Ra5 Rc3 30.Ra7=+ Kg6 31.Rh1 f4?? 32.Rg7+- Kf5 33.g4?? Ke4-+ 34.Rh7 Kd4 35.Rg7 Ke5 36.h7 Ra8 37.Rf1 Ra2 38.Rf2 Rg3 39.Kf1 Rf2 40.Kf2-/+ Rh3 41.g5 Kf5 42.g6= e5 43.Rg8 e4?? 44.h8Q Rh8 45.Rh8 Kg6 46.Rh3?? Kf5 47.Rh5= Ke6 48.Rh6 Ke5 49.Rb6 d4 50.Rb5 Ke6 51.Rh5 Kf6 52.Rh6 Kf5 53.Rh5 Kg4 54.Rh6 e3-/+ (54...e3 55.Ke1 Kf3-/+) 0–1. murzyn1500 – ludice (1650), kurnik, 2011.

7.Ba6 Na6

8.0-0 Qd7 9.ab4 Nb4 10.Na3 Ne7 11.Qe2 Nf5 12.g4 Nh6 13.h3 Be7 14.Be3 0-0 15.Ne1 Kh8 16.f4 Ng8 17.Nf3 f6 18.Rf2 Rac8 19.f5 ef5 20.gf5 Qf5 21.Nh4 Qe6 (21...Qh3?! 22.Ng6 hg6 23.Rh2-/+) 0–1. Lang,Stefan (2265) – Fierz,Martin (2285), Bodensee–Cup, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 b6 6.a3 Ba6 7.Ba6 Na6)

8.ab4 Nb4 9.Ba3 Be7 10.0-0 Nc6 11.Qd3 Na5 12.Nfd2 Qc7 13.Be7 Ne7 14.Na3 a6 15.c4 0-0 16.cd5 ed5 17.Rac1 Qb7 18.f4 Rfc8 19.f5 Rc1 20.Rc1 Rc8 21.Rf1 b5 22.f6 Ng6 23.Nf3 Nf4?? (better is 23...gf6 24.ef6 Nc4-/+) 24.Qd2+- Rc3? (24...Nh5 25.Qa5 gf6+-) 25.Qf4 Ra3 (25...h6+-) 26.Qg5 (26.Qg5 Kf8 27.fg7 Kg8 28.Qd8 Kg7 29.Nh4 h5 30.Nf5 Kh7 31.Qf6 Rg3 32.hg3 Nc4 33.Qg7) 1–0. De Jong,Peter – Bouedo,Emmanuel, Gent op, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

8.ab4 Nb4 9.c3 Nc6 10.0-0 Nh6 (10...h6 11.g3=) 11.Ng5 (11.Bh6!? is worth looking at 11...gh6 12.Qd3+=) 11...Be7 Black threatens to win material: Be7xg5 12.Qh5 0-0 13.g4 Qe8 14.Qh3 Bd8 Black's piece can't move: h6 15.Nf3 Kh8 16.Bh6 gh6 17.Qh6 f5 18.gf5 (better is 18.g5!?= is an interesting idea) 18...Rf5-/+ 19.Nbd2 Qf7 20.Rfe1 (20.Kg2 Be7 21.Rg1 Na5-/+) 20...Be7 (20...Rf3?! 21.Nf3 Qf3 22.Re3+= (22.Qe6?? the pawn must remain untouched 22...Bh4 23.Rf1 Rf8-+)) 21.Qe3 (better is 21.Qh3!?-/+) 21...Rf8-+ 22.Kf1? (22.Kg2 Na5 23.Kh1 Nc4-+ (23...Rf3?! is clearly worse 24.Nf3 Qf3 25.Qf3 Rf3 26.Re3 Rf2 27.Rg3-+)) 22...Qh5 (22...Rf3?! is the less attractive alternative 23.Nf3 Qf3 24.Qf3 Rf3 25.Re3+=) 23.Ke2?? simply worsens the situation 23...Bg5 (23...Bg5 24.Qg5 Rg5-+) 0–1. Khvedelidze,Tornike – Jirkvalishvili,Otar (2205), GEO–ch U20 Tbilisi, 2001. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.Nf3 b6)

8.ab4 Nb4= 9.c3 Nc6=+ 10.Ba3 Ba3 11.Na3=+ f6 12.Nb5= Nge7 13.Nd6 (13.Nd6 Kf8 14.0-0=). letitbe – martino (1685), net–chess.com, 2008.

8.ab4 Nb4 9.c3 Nc6 10.Na3 Ba3 11.Ba3 Nge7 12.Ng5 h6 Black threatens to win material: h6xg5 13.Nh3 (13.Nf3 Qd7+=) 13...Qd7 (13...0-0 14.0-0+=) 14.Nf4+= 0-0 15.Qg4 Kh7 16.Nh5 White has a mate threat 16...Rg8 17.Qf3 White threatens to win material: Qf3xf7 (17.Qg7 Rg7 18.Nf6 Kh8 19.Nd7 Ng8+=) 17...Ng6 18.h4 Na5 19.g4 Nc4 (better is 19...Rac8!?-/+) 20.Bc1= White intends g5 20...Qe7 (20...Rh8!? is an interesting idea 21.Qf6 gf6 22.Nf6 Kg7 23.Nd7 a5=) 21.g5+/- White gets more space 21...f6? 22.gf6+- Qf7 23.Qd3 gf6 24.Nf6 Kh8 25.Qe2 Ne7 26.Bh6 Rg6? 27.Bg5 Rg7 28.Nh5 Rg6 29.Nf4 Rgg8 30.Bf6 Kh7 31.Ne6! Mate attack 31...Qg6 32.Ng5 Kh6 33.Be7 Rae8 34.Bf6 Rgf8 35.Ra7 Rf6 36.Rh7 Qh7 37.Nh7 Rf4 38.Ng5 Ra8 39.Qd1 Ra2 40.Qb1 Ra7 41.Qc1 Rg4 42.Ne4 Kg7 43.Nf6 Rg2 44.Kf1 Rg6 45.h5 Rf6 46.ef6 Kf6 47.Qh6 Kf5 48.Qg6 (48.Qg6 Kf4 49.Rh4 Kf3 50.Qg2) 1–0. Stovring,Claus (2055) – Pedersen,Bjarne (2155), Aarhus Festuge, 2001. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 b6)

8.ab4 Nc7 9.c3 Ne7 10.0-0 Nc6 11.Ne1 g5 12.Qh5 Be7 13.f4 h6 (13...Rf8 14.f5 ef5 15.Rf5+/-) 14.f5 (better is 14.fg5 Kd7 15.gh6+-) 14...ef5+/- 15.Rf5 Rh7 16.Ra2 Qd7 17.Raf2 0-0-0 18.Rf7 Rf7 19.Rf7 Qe6 20.Nd3 Rf8 21.Rf8 Bf8 22.Qh3 (better is 22.Ba3!?+/-) 22...Qh3+= 23.gh3 Ne6 24.Kg2 a5 25.ba5 Na5 26.Na3 Kd7 27.Nc2 Nc4 28.Ncb4 Nc7 29.Kg3 Ke6 30.Kg4 Nb5 31.Na2 Nc7 32.h4 gh4 33.Nf4 Kf7 34.Kh4 Be7 35.Kh5 Bg5 36.h4 Be7 37.Ng6 Bh4 38.Nh4 Ke6 39.Kh6 Ne5 40.de5 Ke5 41.Be3 b5 42.Kg6 Ne6 43.Nf3 Ke4 44.Ng5 Ng5 45.Bg5 d4 46.Bf6 dc3 47.Nc3 Kd3 48.Nb5 ½–½. Nguyen Hung Duy,Thanh (2045) – Dodard,Herve (1690), Orleans op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

8.c3 b5 9.cb4 Qb6 10.Qd3 Ne7 11.Nbd2 Nc6 12.Nb3 Be7 (12...Nc7=) 13.h4 (13.0-0 Nc7+=) 13...Nab8 (13...Rc8!?=+) 14.Bd2 Nd7 15.Rc1 f6 (15...Rc8 16.Bg5=) 16.ef6+= Bf6 Increasing the pressure on the isolated pawn on d4 17.Nc5 Nc5 18.dc5 Qb8 (18...Qb7 19.Ng5 Bg5 20.hg5+- (20.Bg5?! 0-0=)) 19.Ng5+- Bg5 20.hg5 (20.Bg5?! 0-0=) 20...Qe5 21.Kf1 (21.Kd1 Qf5 22.Qb5+-) 21...d4? (better 21...Qf5!? 22.Qb5 0-0+=) 22.Re1 Qd5 23.Qb5 d3? (better 23...Rd8+-) 24.Rh3 (24.Qb7 0-0 25.Bc3 e5 26.Be5 Qf7 27.Qf7 Rf7+-) 24...0-0-0 25.Qa6 Kb8 26.b5 Nd4 27.c6 (27.b6 Qb7 28.ba7 Qa7+-) 27...Qb5 28.c7! Kc7 (28...Ka8 29.Qb5 Nb5 30.cd8R Rd8+-) 29.Bf4 (29.Qa7 Kc8 30.a4 Qb7 31.Rc1 Nc6+-) 29...Kd7 (29...e5 30.Be5 Rd6 31.Qd6 Kb7+-) 30.Qd6 Ke8 31.Re6 Ne6 32.Qe6 Kf8 33.Bd6 (33.Bd6 Rd6 34.Rf3 Qf5 35.Rf5) 1–0. Colijn,S (2275) – De Strycker,Nathan (2050), Brasschaat Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

8.c3 Nc7 9.cb4 Ne7 10.0-0 Nf5 11.Bg5 Be7 12.Be7 Qe7 13.Nc3 Qd7 14.a4 White plans b5 14...a6 15.b5 ab5 16.ab5 0-0 17.Qb3 f6 18.Rfb1 Rfb8 19.Na4 Qe8 20.Qd3 Ra5 The pressure on the isolated pawn grows 21.Nc3 Rba8 22.Ra5 Ra5 23.ef6 gf6 24.g4 Qg6-/+ ½–½. Sieber,M (2025) – Chromik,T (1805), Stare Mesto FIDE Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

8.c3 Nc7 9.cb4 Ne7 10.Bg5 h6 11.Be7 Be7 12.Nc3 Qd7 13.Qb3 0-0 14.0-0 Rfc8 15.Rfc1 Ne8 16.Nd2 Bg5 17.Rc2 Bd2 18.Rd2 Rc4 19.b5 Rac8 20.Ne2 R8c7 21.Qb2 Qc8 22.g3 Rc2 23.Rc2 Rc2 24.Rc1 Rb2 25.Rc8 Kf8 (worse is 25...Re2 26.Re8 Kh7 27.Re7+=) 26.Nc3 Rd2 27.Ra8 Rd4 28.Ra7 Rd3 29.Na2 Rb3 30.Nb4 f6 31.f4 fe5 32.fe5 Rb2 33.Rb7 Rb3 34.Rb6 Ra3 35.Re6 Kf7 36.Rb6 Re3 37.Nc6 d4 (37...Kf8 38.Rb7+-) 38.Rb7 (38.Nd4?! Re5 39.Kf2 Rd5+-) 38...Kf8 39.Rd7 d3 (39...Rc3 40.Nd4 Rc1 41.Kg2 Rb1+-) 40.b6 Re1 41.Kf2 Rb1 42.b7 Nd6 43.b8Q (43.b8Q Rb8 44.Nb8 Ne4 45.Ke3+-) 1–0. Von Rahden,Arvid (1970) – Biegler,Markus (1970), GER–ch U20 qual, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

8.c3 Nc7 9.cb4 Ne7 10.h4 Qd7 11.h5 Nf5 12.g4 Nh6 13.Rg1 (13.Bh6 gh6 14.Nbd2 a5 15.ba5 Ra5+=) 13...Rc8 (13...Ng8 14.h6=) 14.Nc3 Be7 15.Qd3 a6 16.Bd2 Nb5 (16...Ng8 17.g5+=) 17.Nd1 (17.Nb5!? ab5 18.Bh6 gh6 19.Qd2+/-) 17...Nc7 18.Nb2 0-0 19.a4 a5 20.ba5 ba5 21.Ba5 Qc6 22.Bd2 Na6 23.Rc1 Qa8 24.Bh6 gh6 25.Rc8 Rc8 26.Kf1 Nb4 27.Qb3 Rc2 28.Kg2 Qc6 29.Nd1 Kg7 30.Re1 Rc1 31.Kg3 Qc8 32.Re2 Qa6 33.Rd2 Ra1 34.Nb2 Ra2 35.Nh2 Qc8 36.f4 Qc1 37.Nf3 Qb1 38.Qc3 Na6 39.Nd3 Ra3 40.Qc1 Qc1 41.Nc1 Nb4 42.f5 Kf8 43.f6 Bd8 44.Rb2 Ra4 45.Ne2 Nc6 46.Rc2 Rc4 47.Rc4 dc4 48.Nd2 c3 49.Nc3 Bb6 50.Nb5 ½–½. bulent_2010 – marekt, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

8.c3 Qd7 9.ab4 Nc7 10.h4 Ne7 11.h5 h6 12.Kf1 a5 13.ba5 Nc6 14.a6 Na5 15.g3 Be7=+ 16.Kg2 Ra6 17.Nbd2 Qc6 18.Nf1 Qc3 19.Bh6 gh6 20.Rc1= Qb2 21.Rc7 Nc4 22.Rc8 Bd8=+ 23.N3h2 Kd7-/+ 24.Rc4 dc4 25.d5 Kc8 26.de6=+ fe6 27.Qd6 Kb7 28.Qe6 b5 29.Qd5 Rc6 30.Nd2 c3 31.Ne4 Be7=+ 32.Qd7 Rc7 33.Qd5 Kb8 34.Nd6 c2-+ 35.Rc1 Bd6 36.ed6= Rc4 37.d7 Kc7-/+ 38.Qd2 Rd8 39.Nf3 Rd7 40.Qh6 Rd1 41.Qh7 Kb6 42.Qh6 Rc6 43.Qe3 Ka5 44.Qa7 Kb4 45.Qe7 Rc5 46.Rc2 Qc2 47.h6 Qd3 48.Ne1 Qd5 49.Kh3 Qd7 (49...Qd7 50.Qd7 Rd7-+; 49...Qh1 50.Kg4 Rd4 51.Qe4 Re4 52.f4 Qh5#) 0–1. Zavgorodniy,S (2420) – Borsuk,K (2290), 3rd Geller mem Open A, Odessa UKR, 2007.

8.Qd3 Nb8= 9.ab4 (9.ab4 Bb4 10.c3=). letitbe – martino (1685), net–chess.com, 2008.

8.Qe2 Nc7 9.0-0 Qd7 10.ab4 Bb4 11.c3 Ba5 12.Bb2 Ne7 13.Nfd2 Qb5 14.Qb5 Nb5 15.Nb3 Nc6 16.Rc1 0-0 17.Na3 Na3 18.Ba3 Rfc8 19.Bd6 a6 20.f4 h6 21.g4 g6 22.Ra2 Ra7 23.Ra4 Nd8 24.Na5 ba5 25.c4 (worse is 25.Ra5 Nb7 26.Ra4 Nd6 27.ed6 Rc6-/+) 25...dc4 26.Rac4 Rc4 27.Rc4 Rd7 28.Rc8 Kg7 29.Ra8 Nc6 30.d5 ed5 31.f5 gf5 32.gf5 Nb4?? (better is 32...d4 33.Ra6 d3-/+) 33.Bf8 (better is 33.Be7! Rd6 34.ed6+-) 33...Kh7 34.e6 fe6 35.fe6 Rc7 36.e7 Rc1 37.Kg2 Rc2?! (37...Re1 38.e8Q Re8 39.Re8+-) 38.Kg3 (better is 38.Kf3!? Rc3 39.Ke2 d4+-) 38...Rc3 39.Kg4 Rc4 40.Kf5 Nd3 41.e8Q Rf4 42.Ke6 Re4 43.Kd5 (43.Kd5 Re8 44.Re8+-) 1–0. Lindner,Ulrich – Schwarz,Hans, Bayern–chI Bank Hofmann 2nd, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

8.c3 b3

9.Qb3 Nc7 10.a4 Qd7 11.0-0 Ne7 12.Ba3 Nc6 13.Bf8 Kf8 Black loses the right to castle 14.Nbd2 Na5 Black threatens to win material: Na5xb3 15.Qa3 Qe7 16.Qa2 g5 17.Rfc1 Kg7 18.c4 (18.Nf1 Rab8+=) 18...dc4 (18...g4 19.Ne1=) 19.Nc4+= Nc4 20.Rc4 White has a new backward pawn: d4 20...Nd5 A comfortable square for the black knight 21.Rac1 g4 Black threatens to win material: g4xf3 (21...a6 22.Kh1=) 22.Nd2+= Qg5 23.Ne4 White threatens to win material: Ne4xg5 23...Qf4 Black threatens to win material: Qf4xe4 24.Qe2 h5 25.g3 White threatens to win material: g3xf4 25...Qh6 26.h4 gh3= 27.Kh2 h4 28.Rg1+= hg3 29.Rg3 Kf8 30.Qf3 Qf4 31.Qf4 Nf4 32.Rc7 Rg8 33.Nd6 The white knight is well posted. 33...Rg3 34.Rf7 Kg8 35.Kg3 Ne2 36.Kh3 Nd4 37.f4 Rf8 38.Rf8 Kf8 A knight endgame occured 39.Nc8 b5 40.ab5 Nb5 Black has a new passed pawn: a7. 41.Kg4 a5 42.Nb6 Nd4 43.Kg3 Kf7 44.Kf2 Kg6 45.Ke3 Nb3 46.Na4 Kf5 47.Nc3 Nc5 48.Kd4 White threatens to win material: Kd4xc5 48...Nd7 49.Ke3 Kg4 50.Na4 Nf8 51.Nc5 Kf5 52.Kd4 Kf4 53.Kc4 Ke5 54.Ne6 ½–½. Rahls,Peter (2295) – Nautsch,Werner (2205), EU–chT Seniors, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

9.Qb3 Qd7

10.0-0 Ne7 11.a4 Nc6 12.Na3 Na5 13.Qb5 Nc7 14.Qd7 Kd7 15.Nb5 Be7 16.Bg5 Nb5 17.ab5 Rhc8 18.Be7 Ke7 19.Ra3 Nc4 20.Ra2 Rc7 21.Rc1 Rac8 22.Kf1 Na5 23.Ra3 Nc4 24.Ra2 Na5 25.Ra3 ½–½. Chulivska,Vita (2175) – Arutyunova,Diana (2200), UKR games U16 B4 2nd, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

10.0-0 Ne7 11.Nbd2 Nc6 12.c4 Na5 13.Qd3 dc4 14.Nc4 Nc4 15.Qc4 Nc7 16.Bg5 h6 17.Bh4 Nd5 18.Rfc1 Be7 19.Be7 Ne7 20.Nd2 Rc8 21.Qd3 0-0 22.Rd1 Qa4 23.Ne4= Nd5 24.Rac1 Qd7 25.Nd6 Rc1 26.Rc1 Rd8 27.Qa6 Qe7 28.g3 Rd7 29.Rc8+/- Kh7 30.h4 Rc7 31.Re8 Qd7 32.Qd3 g6 33.Rf8 Qc6 34.Rf7 Rf7 35.Nf7 Qc7 36.Qf3 Kg7 37.Nd6+- Qc1?? 38.Kg2 Qc6 39.Qf7 Kh8 40.Kh2 Qc2 41.Ne8 (41.Ne8 Qf2 42.Qf2 Kg8 43.Nd6 Nf4 44.Qf4 Kg7 45.Qf6 Kh7 46.Ne8 a6 47.Qg7#; 41.Qe6?! Qf2 42.Kh3 Qf1 43.Kh2 Qf2 44.Kh1 Qf1 45.Kh2 Qf2=) 1–0. Rahls,Peter (2190) – Krause,Ullrich (2285), BL2–N, 1995. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 b6)

10.a4 Nc7 11.0-0 Ne7 12.Ba3 f6 13.Nbd2 Nc6 14.Bf8 Rf8 15.ef6 gf6= 16.Qb1 Rf7 17.Re1 Kf8 18.Nf1 Ne8 19.Ng3 Nd6 20.Qc1 Kg8 21.Nh5 Kh8 22.Ra2 Rc8 23.Rae2 Nd8 24.Nh4 Ne8 25.Nf5 Nd6 26.Nh4 Ne8 27.Nf4 Ng7 28.Re3 Qa4=+ 29.Rh3 Rfc7 30.Qb1 Kg8 31.Ree3 Qa3 32.Reg3 Kf8-/+ 33.Qe1 Qd6 34.Qd2 Nf7-+ 35.Rg7 Kg7 36.Nh5 Kf8 37.Nf6 Ke7 38.Nh7 1–0. Prusikhin,M (2500) – Goldstern,F (2380), Christmas Open, Zurich SUI, 2001.

10.a4 Rc8 11.0-0 Nb8 12.a5 ba5 13.Ra5 Nc6 14.Rb5 Nh6 (better is 14...Nge7!?=) 15.Rb7 Rc7 16.Rc7 Qc7 17.c4 (17.Bh6!? gh6 18.Rc1+/-) 17...dc4+= 18.Qc4 Qd7? (better is 18...Nf5!?+=) 19.Bh6+- gh6 20.Nc3 Bg7 21.d5 (better is 21.Ne4!? 0-0 22.Rc1+/-) 21...Ne5+= 22.Ne5 Be5 23.de6 Qe6 (23...fe6? 24.Rd1 Bd6 25.g3+-) 24.Qb5 Kf8 25.Re1 Bh2 26.Kf1 Qb6 27.Qb6 ab6 28.g3 Bg3 29.fg3 Kg7 30.Rb1 Rb8 31.Rb5 Kg6 32.Kf2 f5 33.Nd5 Rb7 34.Kf3 Kg5 35.Ne3 Rf7 36.g4 h5 37.gf5 h4 38.Rb6 1–0. Maier,Christian (2380) – Fierz,Martin (2280), SUI–chT Switzerland, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 b6 6.a3 Ba6 7.Ba6 Na6 8.c3 b3)

10.a4 Ne7 11.Ba3 Nc6 12.Bf8 Kf8 13.Qb5 Nc7 14.Qd3 Na5 15.Nbd2 g6 16.h4 h6 17.h5 g5 18.Nh2 Rc8 19.Ng4 Ne8 20.Rh3 Nc4 21.Rf3 Nd2 22.Kd2 Ke7 23.Nf6 Nf6 24.Rf6 Rc4 25.a5 b5 26.f4 gf4 27.Rf1 Rf8 28.R1f4 (28.Rh6 b4 29.Rf4 bc3 30.Ke3 c2 31.Qa3 Ke8-+) 28...Ke8 29.Qf3 b4 30.cb4 Qa4?? (better is 30...Rb4 31.Qc3 Rc4+/-) 31.Re6+- (31.Re6 Kd8 32.Qd5 Qd7 33.Rd6+-) 1–0. Vogiatzis,Dimitrios – Wasl,Ernst, Regionalliga NO, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6)

10.h4 Ne7 11.h5 h6 12.a4 Nc6 13.Na3 Na5 14.Qb5 Nc7 15.Qd7 Kd7 16.Nd2 Na6 17.Nb5 Nc7 18.Na3 Na6 19.Rh3 Be7 20.f4 Rhc8 21.Nb5 Nc7 22.Na3 Na6 23.Bb2 f5 24.Ke2 Rg8 25.Rg3 g5 26.hg6 h5 27.g7 Ke8 28.Kf3 h4 29.Rh3 Rg7 30.g3 Rg3 31.Rg3 hg3 32.Kg3 Kd7 33.Rh1 Rg8 34.Kf3 Rg4 35.Nb5 Nc6 36.Rh7 Rh4 37.Rg7 Nc7 38.Na3 Ne8 39.Rf7 Rg4 ½–½. Tenti,Joaquin (2085) – Cortes,Martin Gustavo (2180), ARG–ch U16 Villa Carlos Paz, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.a3 Ba6 7.Ba6 Na6 8.c3 b3 9.Qb3 Qd7)

6.a3 Nc6

7.ab4 Bb4 8.c3 Be7 9.Bd3 a5 A) 10.Na3 Ba3 (10...Ba6 11.Nb5 Kf8 12.0-0 Na7 13.Na7 Ra7 14.Ba6=) 11.Ba3 Ba6 12.Bc2 Nge7 13.Nd2 Ng6 14.Bd6+=; B) 10.Qe2 Bd7 (10...Bb7 11.0-0 Qc8 12.Na3 Ba3 13.Ba3 Ba6 14.Rfb1=) 11.0-0 a4 12.Qc2 Rc8 13.Bh7 Nb4 14.Qb2+=.

7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 A) 10.Qc2 h6 (10...f5 11.0-0 Bb7 12.Be3 g5 13.Qe2 g4 14.Ne1=) 11.Qe2 Na5 12.Nfd2 Qc7 13.Qg4 g5 14.Ba3=; B) 10.Qe2 Na5 (10...a5 11.0-0 Qc7 12.Na3 Na7 13.Bd2 a4 14.c4=) 11.0-0 Qc7 12.Qc2 h6 13.Nbd2 Bb7 14.Ba3=.

7.ab4 Bb4 8.c3 Be7 9.Bd3 Bb7 A) 10.0-0 Qc7 (10...a5 11.Qa4 Qd7 12.Bb5 Qc7 13.Bf4 h6 14.Rc1=) 11.Nbd2 a6 12.Ba3 b5 13.Qc2 Ba3 14.Ra3+=; B) 10.Nbd2 Nh6 (10...a5 11.Qa4 Nh6 12.Ba3 0-0 13.Qc2 Kh8 14.Bh7=) 11.Qc2 Rc8 12.Ba3 Ba3 13.Ra3 Qd7 14.0-0+=.

7.ab4 Bb4 8.c3 Be7 9.Bd3 Qc7 A) 10.0-0 a6 (10...Bb7 11.Nbd2 a6 12.Qb3 Na5 13.Qa4 Bc6 14.Qc2+=) 11.Qe2 Na5 12.Nfd2 Nh6 13.Nf3 Nf5 14.Bg5+=; B) 10.Qc2 h6 (10...Bb7 11.Bh7 a5 12.Ba3 Ba3 13.Na3 Ba6 14.Bd3+=) 11.0-0 a5 12.Na3 Ba3 13.Ba3 Ba6 14.Bd6=.

7.ab4 Bb4 8.c3 Be7 9.Bd3 h5 10.0-0 (10.Nbd2 h4 (10...a5 11.Qe2 h4 12.0-0 Kf8 13.h3 Bd7 14.Ba3=) 11.0-0 h3 12.g3 Nh6 13.Qe2 Nf5 14.Ba3=) 10...Nh6 (10...a5 11.Qa4 Bd7 12.Qd1 Qc7 13.Na3 Na7 14.Qc2=; 10...Bb7 11.Nbd2 h4 12.h3 Nh6 13.Ba3 0-0 14.Qe2=) 11.Na3 (11.Ba3 0-0 12.Be7 Qe7 13.Qe2 Bb7 14.Nbd2=) 11...Nf5 12.Nb5 (12.Nc2 a5 13.Bf5 ef5 14.Ba3=) 12...0-0 (12...a6 13.Bf5 ef5 14.Bg5=) 13.Re1 (13.Ba3 Ba3 14.Ra3=) 13...a6 (13...h4 A) 14.Ba3 h3 (14...Ba3 15.Ra3 h3 16.Bf5 ef5 17.gh3 Na5 18.Ra2=) 15.Bf5 ef5 16.gh3 Na5 17.Bd6 Be6 18.Qd3=; B) 14.c4 Bb4 (14...dc4 15.Bf5 ef5 16.d5 Bb4 17.dc6 Be1 18.Qe1+/-) 15.Bg5 Qd7 16.cd5 ed5 17.Re2 h3 18.Rc2=; 13...Na5 A) 14.Nd2 a6 (14...h4 15.Qh5 a6 16.Bf5 ef5 17.Nd6 Bd6 18.ed6+=) 15.Bf5 ef5 16.Nd6 Bd6 17.ed6 Re8 18.Re8+=; B) 14.Bf5 ef5 15.Ba3 Nc4 16.Be7 Qe7 17.Nd2 Nd2 18.Qd2=; 13...Bd7 14.Ba3 (14.Bf5 ef5 15.Ba3 a6 16.Be7 Ne7 17.Nd6 Nc8 18.Nc8=) 14...Ba3 (14...Na5 15.Nd6 Bd6 16.ed6 h4 17.Bf5 ef5 18.Re7=) 15.Na3 h4 16.Bf5 ef5 17.Qd3 h3 18.gh3=) 14.Nd6 (14.Bf4!?+= h4 (14...g5 15.Bc1 g4 16.Nd2 Re8 17.Na3 f6 18.h3=) 15.Bf5 ef5 16.e6 Be6 17.Nc7 Ra7 18.Ne6+=; 14.Nd2 h4 (14...Bb7 15.Bf5 ef5 16.Nd6 Bd6 17.ed6 h4 18.Qb3=) 15.Qh5 Bd7 16.Bf5 ef5 17.Nd6 g6 18.Qd1+=) 14...Nd6-/+ 15.ed6 Qd6 16.Ne5 g6 17.Ng6 (17.Ba3!? Qc7 18.Be7-/+ (18.Nc6 Ba3 19.Ra3 Qc6 20.Qd2-/+); 17.Qc2 g5 18.Qe2=) 17...fg6-+ 18.Bg6 Qc7 (18...Kg7 19.Bh5 Rg8 20.Qg4 Kh7 21.Qh3-/+) 19.Qh5 Bd6 20.Bh6 Bh2! 21.Kf1 (21.Qh2) 21...Rf6 (21...a5 22.Bd3 Bd6 23.Re3 Rf2 24.Kg1+/-) 22.Re3 (better is 22.Bh7! Kh7 23.Bf4 Kg7 24.Bc7 Bc7 25.Re3=) 22...Bg3 (better is 22...Bd6-/+) 23.Qg4 Exerts pressure on the backward pawn (23.Qg4 e5 24.Bf7 (24.Qg3 Kh8 25.de5 Rf8 26.Bf8 a5+-) 24...Kf7 25.Qg7 Ke8 26.Qc7 Rh6 27.Rg3+- (27.fg3?! e4+-)) 1–0. dereksmalls (2285) – antinephilehi (2175), gameknot.com, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

6.Bb5 Bd7=+

7.Bd3 Nc6 8.0-0 Nge7 9.a3 Nf5 10.Be2 ba3 11.Na3 Be7 12.c4 dc4 13.Nc4 0-0 14.Ba3 Ba3 15.Ra3 b5 16.g4 Nfd4 17.Nd4 bc4 18.Bc4 (better is 18.Nc6!? Bc6 19.Bc4-/+) 18...Ne5-+ 19.Ba2 Qe7 20.Rg3 Rad8 21.Bb1 g6 22.Qe2 Qc5 23.Nb3 Bb5 24.Nc5 Be2 25.Re1 (25.Rc1 Bg4 26.Ra3-+) 25…Nf3 (25...Nf3 26.Rf3 Bf3-+) 0–1. Bairamov,Javor – Stereva,Slaveia, BUL–ch qual Velingrad, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 b6)

7.Bd3 Nc6 8.0-0 Nge7 9.a3 Nf5 10.Be3 h5 11.ab4 Bb4 12.c3 Be7 13.c4 Nb4 14.cd5 Nd5 15.Bd2 g6 16.Qb3 Bc6 17.Rc1 Bb7 18.Bb5 Kf8 19.Ba6 Qd7 20.Bb5 Qd8 21.Ba6 Qd7 22.Bb5 ½–½. Frohberg,Marco – Wilde,Dennis (2120), Schleswig Holstein–ch masters, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.Bb5 Bd7)

7.Bd3 Nc6 8.0-0 Nge7 9.Nbd2 Ng6 10.g3 Be7 11.h4 0-0 12.Nb3 a5 13.Be3 f5 14.ef6 gf6 15.h5 Nh8 16.Bh6 Re8 17.Ne5 Ne5 (17...fe5?? 18.Qg4 Ng6 19.Bg6+-) 18.de5 f5 (18...fe5?? 19.Qg4 Ng6 20.Bg6+-) 19.Bf5? (better is 19.Nd4-/+) 19...ef5-+ 20.Qd5 Nf7 21.e6? (21.Rfe1-+) 21...Be6 22.Qe6 Bf6 23.Qf5 Nh6 24.Qf4 Ba1 25.Ra1 Nf7 26.Nd4 Qg5 27.Qf3 0–1. Rahls,Peter (2340) – Hodgson,Julian M (2535), Biel MTO op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

7.Bd3 Nc6 8.a3 Nge7 9.c3 bc3 10.Nc3 h6 11.0-0= Ng6 12.Nb5 a6=+ 13.Nc3 Nh4 14.Be3 b5 15.Nh4 Qh4-/+ 16.f4 g6 17.Kh1 h5 18.f5 gf5-/+ 19.Bf5 Bh6 20.g3 Qe7=+ 21.Qh5 Qf8-/+ 22.Nd5 Be3-+ 23.Nf6 Ke7 24.Qf3 Qh6 25.Ra2 Ra7 26.Be4+= Nd4 27.Ng8 Rg8 28.Qf7 Kd8 29.Qg8 Kc7 30.Rf7 Qh5? 31.Rd7!+- Kd7 32.Qg7 Kd8 33.Qa7 Qe5 34.Qa8 Ke7 35.Qb7 Kd8 36.Qa8?? Ke7 37.Qb7?? Kd8 38.Ra1 Qf6 39.Qa6 Qf2 40.Qd6 (40.Qd6 Kc8 41.Rb1+-) 1–0. Menvielle Lacourrelle,A – Portisch,Lajos, Palma de Mallorca, 1966.

7.Bd3 Ne7 8.Bg5 h6 9.Bh4 Qc7 10.Nbd2 Nf5 11.Bg3 Qc3 12.0-0 Nc6 13.Ba6? (better is 13.Bf5!? ef5 14.Re1 Nd4 15.Re3 Nf3 16.Nf3-+) 13...Ncd4 14.Nd4 Qd4 (14...Ng3?! 15.Nb5 Qe5 16.Nf3=) 15.Qe2 Be7 16.Nb3 Qc3 (16...Ng3 17.Nd4 Ne2 18.Be2-+) 17.Rad1 (17.Bf4 0-0-+) 17...0-0 18.Bf4 b5! 19.g4 (19.Bb5 Bb5 Combination) 19...Nh4 20.Nd4 Bc5 21.Rd3 Qc4 (21...Bd4?! 22.Rc3 Bc3 23.Bg3-+) 22.Bh6 (22.Nb3-+) 22...gh6 23.Qd2 (23.Nb3 Be7 24.Nd4 Rab8-+) 23...Qd4! 24.Qh6 (24.Rd4 Nf3 Double attack) 24...Qe5 25.Qh4 Kg7 0–1. Lopez Pereyra,Antonio – Garcia Fernandez,Carlos (2305), Valencia, 1989. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 b6)

7.Bd3 f5 8.ef6 Nf6 (8...Qf6?? 9.Bg5+-) 9.0-0 Bd6 10.Ne5 Nc6 11.Re1 (11.Nc6!? Bc6 12.Qe2+=) 11...Nd4-/+ 12.Bb2 Be5 13.Re5 Nc6 14.Rg5 Qe7 15.a3 0-0 16.ab4 Qb4 (worse is 16...Nb4 17.Ba3 Ne4 18.Be4 Qg5 19.Bb4-+) 17.Qc1 e5! 18.Nc3 (18.Be5 Ng4 Double attack (18...Ng4 Decoy)) 18...Qh4 19.g3 Qh6 20.Nd1 Nd4 (20...Rae8!? 21.f3-+) 21.Bd4 ed4 22.f4 Ng4 23.h4 Qe6 24.Qd2 a5 25.f5 Qh6 26.Qg2 Nf6 27.Nf2 Bc6 28.Qf3 Rae8 29.Qf4 Ba8 30.Qd4+= Kh8 31.Rb1 Rb8 32.Bb5? Ne4-+ 33.Ng4?? Ng5 34.Kg2 Nf3! 35.Kf3 Rf5 36.Kg2 Qe6 37.Bd3 Rff8 38.h5 h6 39.Ne5 Rf6 40.Re1 Qd6 41.Ng6 Rg6! 42.Bg6 Qc5 43.Qe5? d4 44.Kh2 Rf8 45.Qc5-/+ bc5 46.Re7? Bd5 47.Ra7? Ra8 48.Rc7 a4 49.c4 Bg8 50.Rc5 a3 (50...a3 51.Be4 a2 52.Ba8 a1Q-+) 0–1. Mueller,Werner4 – Busch,Klaus (2345), Baden–Baden op, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6)

5.Nf3 Qb6

6.a3 b3 7.cb3+= Bd7 8.Nc3 Nc6 9.Na4 Qc7 10.Bd3 (better is 10.b4+=) 10...Nd4?? (better is 10...b5 11.Nb2 Nd4 12.Nd4 Qc3 13.Qd2 Qd4-/+) 11.Nd4+- Ba4 12.ba4 Qc3 13.Ke2 Bc5 14.Be3 b6 15.Rc1 Qa3 16.Qc2 a6 (16...Ne7 17.Ra1 Qb4+-) 17.Ra1 Qb4 18.Rhb1 Qa5 (18...Ne7 19.Rb4 Bb4 20.Qb1+-) 19.Nc6 (19.Nc6 Ne7 20.Na5 Be3 21.Ke3+-) 1–0. Tate,Emory (2330) – Takemoto,Naoko (2010), World op, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qb6)

6.a3 Nc6 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7 10.0-0 Qc7 11.Ba3 Bb6 12.Ng5 Na5 13.Qh5+/- Ng6 14.Nh7 Bd7?? 15.Bd6 Qc6 16.Bg6 0-0-0 17.Bf7 Nc4 18.Be7 (18.Be7 Rde8 19.Bg5+-) 1–0. marekt – doyabestson, chessworld.net, 2008.

6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 f6 10.0-0 fe5 11.Ne5 Nf6 12.Bg5 Ne5 (12...0-0!?+=) 13.de5+= Ne4 14.Be7 Ke7 15.Qg4 g6 16.Be4 de4 17.Qh4 Kd7? (17...Ke8 18.Na3 Qc6 19.c4+/-) 18.Rd1 (better is 18.Qf6!? Rd8 19.Na3+-) 18...Ke8+/- 19.Na3 e3 20.fe3 Qe3 21.Kh1 Bd7 (21...g5 22.Qh5 Ke7+-) 22.Nc4 g5 1–0. Lortat Jacob,Bertrand (1680) – Guillet,Jacques (1620), Montigny le Bretonneux Noel op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qb6)

6.Bd3 Bd7 7.Qe2 Nc6 8.Be3 Rc8 9.0-0 b3 (better is 9...Nge7+=) 10.ab3+/- Nb4 11.Rc1 Nd3 12.Qd3 Ne7 13.Nbd2 a6 14.c4 Qd8 15.Nf1 Bc6 16.Ng3 Ng6 17.Ne2 (17.c5 Be7+=) 17...Be7 18.Bd2 0-0 19.Nf4 (19.c5!?+=) 19...Nf4 20.Bf4 h6 21.Kh1 Qb6 22.c5 Qd8 23.Qe3 Bb5 24.b4 Kh7 ½–½. Shandyga,Stanislav – Shmat,Sergey, UKR–ch U16 sf, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qb6)

6.Be2 Nc6 7.0-0 Bd7 8.a3 b3 9.cb3+= Rc8 10.b4 Nh6 11.Bb2 Nf5+= 12.g4 Nh6= 13.h3 Be7 14.Nbd2 0-0 15.Nb3 f6 16.Nc5 Qc7 17.Rc1 a6= 18.Qd2 Bc5 19.Rc5 Qd8 20.Rfc1 fe5 21.de5 Ne7 22.Bd4 Ng6 23.Be3 Rc5+= 24.Bc5 Rf7 25.Ng5 Rf4= 26.Nf3 Bb5 27.Be3 Be2 28.Qe2 Rf8 29.Ng5 Ne5? 30.Ne6+- Qh4 31.Bg5 Qh3+= 32.Qe5 Qg4 33.Kf1 Qh3 34.Ke1 Qh1 35.Kd2 Rf2 36.Kd3 Qf3= 37.Be3?? Qe2-+ 38.Kd4 Nf5 39.Kd5 Ne3 40.Kd4 Nf5 41.Kd5 Qd3 42.Nd4 Qd4 43.Qd4 Nd4 44.Kd4 h5 45.Ke3 Rf7 46.a4 g6 47.b5 ab5 48.ab5 Kg7 49.b6 g5 0–1. Ashby,Anthony C – Fraser,M (2185), Jersey Open, Jersey JCI, 2003.

6.a3 Bd7

7.ab4 Bb5 8.Bb5= Qb5 9.c3 Qc6 10.0-0 Nd7 11.c4 (11.Qd3 a6=) 11...Bb4 12.cd5 Qd5 13.Qa4 Bf8 14.Nc3 Qc6 15.Nb5 Rc8 (15...a6 16.d5 ed5 17.Nfd4=) 16.d5 (better is 16.Qb3!? a5 17.Bg5+/-) 16...ed5+= 17.Nfd4 Qb6 (17...Qa6!? 18.Qa6 ba6 19.Ra6 Ne5+=) 18.Nf5+= (18.Na7 Rc4 19.Qb3 Qd4 (19...Rd4 20.Nb5 Nh6 21.Be3+/-) 20.Qb7 Be7-+) 18...Rc4 19.Nbd6 Bd6 20.Nd6 (20.Nd6 Qd6 21.ed6 Ra4 22.Ra4+=) 1–0. Gaehwiler,Gabriel (2285) – Heinechen,John (1900), Kocaeli TUR, World Ch U20 (b), 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Qb6)

7.ab4 Bb5 8.Bb5 Qb5 9.c3 Nd7 10.Na3 Qc6 11.Qd3 a6 12.0-0 b5 13.Bd2 Ne7 14.Ng5 h6 15.Nh7 g6 16.Nf8 Kf8 17.Nc2 Kg7 18.h4 Nb6 19.h5 Na4 20.Qf3 Ng8 21.Ne3 Nb6 22.Ng4 Nd7 23.Ra2 gh5 24.Nh2 f5 25.Qh5 Ne7 26.Rfa1 Ng6 27.Nf3 Qc8 28.g3 Ne7 29.Kg2 Nf8 30.Rh1 Ng8 31.Rh3 Ng6 32.Nh4 Qe8 33.g4 fg4 34.Qg4 Kh7 35.Nf3 Kg7 36.Rg3 N8e7? (better is 36...Qf7!?+/-) 37.Qe6+- Rf8 38.Nh4 1–0. Carrascoso Morales,Abel (2210) – Giua,Frederic (2200), NATO–ch, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qb6)

7.ab4 Bb5 8.Bd3 h5 (better is 8...Bb4!? 9.c3 Bd3 10.Qd3 Be7+=) 9.c3+= Bd3 10.Qd3 Nh6 11.Bg5 Nd7 12.Na3 Nf5 13.0-0 f6 14.ef6 gf6 15.Rfe1 Kf7 16.c4 (16.Bf4 Rc8+/-) 16...fg5 (better is 16...Bb4!? 17.Bd2 Bd2 18.Qd2 Qc6=) 17.Ng5 Kf6 (better is 17...Kg7!? 18.Ne6 Kf6+/-) 18.c5 Qb4?? (18...Qc7 19.Nb5 Qb8 20.Ne6 Rh7+-) 19.Re6 Kg5 (19...Kg7 20.Qf5 Qb1 21.Nb1 Rh6 22.Qf7 Kh8 23.Rh6 Bh6 24.Qh7) 20.f4! (20.f4 Kf4 21.Rf1 Kg5 22.Qf5 Kh4 23.Rf4) 1–0. Szabo,Laszlo – Bodenstab, Strasbourg op, 1985. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Qb6)

7.Bd3 Bb5 8.0-0 Nc6 9.Bb5 Qb5 10.ab4 Bb4 11.c3 Be7 12.Na3 Qb6 13.c4 Rd8 14.c5 Qa6 15.Qb3 b6 16.Bg5 Bg5 17.Nb5 Qb7 18.Ng5 h6 19.Nf3 Kf8 20.Nd6 Qc7 21.cb6 Qb6 22.Qe3 Qc7 23.Rfc1 Nge7 24.Qf4 f5 25.ef6 Qd6 26.fe7 Ke7 27.Qg4 g5 28.Ra6 Rb8 29.h4 Rb6 30.Rb6 ab6 31.hg5 h5 32.Qh4 Kd7 33.g6 Rg8 34.Qh5 Qf8 35.g3 Qg7 36.Kg2 Nd4 37.Ne5 Kd6 38.Nf7 Kd7 39.Qg5 Re8 40.Ne5 (40.Ne5 Kd6 41.Qe3+-) 1–0. Loskarn,Peter (2040) – Nava,Enrique (2135), IECG, 1999.

7.ab4 Bb4

8.c3 Bf8 9.Ba3 Bb5 (9...Ba3!? 10.Ra3 Ne7=+) 10.Bf8+= Bf1 (better 10...Kf8!? 11.Qb3 Ba6 12.Qb6 ab6=) 11.Bg7+- (worse 11.Rf1 Kf8 12.Nbd2 Nc6=+) 11...Bg2 12.Rg1 (worse 12.Bh8 Bh1 13.Nbd2 Qc6=+) 12...Bf3 13.Qf3 (13.Qa4 Nc6 14.Bh8 Nge7+-) 13...Qb2 14.Bh8 Nh6 15.Qd3 (15.Qf6 Qa1 16.Ke2 Qa6 17.Kd2 Qa2 18.Kc1=) 15...Qa1= 16.Bg7 Nf5 17.Bf6 (17.Qb5 Nd7 18.Bf6 Nh6+-) 17...Kf8=+ 18.Qb5 Na6 19.Kf1 (19.Ke2!?=) 19...Qa2=+ 20.Kg2 (20.Qb7?? Rb8 21.Qb8 Nb8-+) 20...Qc2 21.Re1 (21.Qb7? Ne3 22.Kg3 Qg6 23.Kf4 Qe4 24.Kg5 Rb8 25.Qe7 Kg8-+) 21...Rb8 22.Re2 Qc1 (22...Qd1!?=+) 23.Ra2= Qf4 24.Qe2 ½–½. Baeta,Marcio Netto (1960) – Rocha,Vitor Firmo De Souz (2130), Natal Brazil, City Championship, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qb6)

8.c3 Bf8 9.Na3 Qc7 (9...Nc6 10.Bd3+=) 10.Qc2 Ne7 11.Bd3 h6 12.0-0 Na6 (12...Nf5 13.c4=) 13.Bd2 (13.Nb5 Bb5 14.Bb5 Nc6=) 13...Nc8 14.Nb5 (14.Ba6 ba6 15.Rfb1 Nb6+=) 14...Qd8 (14...Qc6 15.Na3=) 15.c4= Nc7 16.Nc7 Qc7 17.c5 Be7 18.Rfc1 Bc6 19.Ba5 Qd7 20.Qe2 a6 21.Rcb1 Na7 22.Bb6 Nc8 23.Ba5 Na7 24.Bd2 Rc8 25.Qe3 Nb5 26.Qf4+= Qd8 27.Qg4 Bf8 28.h4 Qd7 29.h5 Na7 30.Ne1 Nb5 31.Nc2+= Nc7 32.Nb4 Bb5= 33.Bb5 Nb5 34.c6 bc6+= 35.Ra6 Qb7 36.Rba1 Rg8 37.Nd3 Be7 38.Bh6 Kd7?? 39.Bg7+- Nc7 40.Ra7 Qb3 41.Nc5 Bc5 42.dc5 Qc3 43.h6 Qe5 44.Be5 Rg4 45.h7 Rh4 46.Rb7 f6 47.Bc7 Rc7 48.Rc7 Kc7 49.Ra7 Kb8 50.Rg7 1–0. Thornert,H (2235) – Jagerflod,K (1975), SWE, Elitserien, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qb6)

8.c3 Bf8 9.Bd3 Ne7=.

8.c3 Bf8 9.Bd3 f5 10.Na3+- Ba3 (10...Be7 11.0-0 Nh6 12.Bh6 gh6 13.Qd2+-) 11.Ba3 (11.Ra3?! Ne7+=) 11...Nc6 12.0-0 Nge7 13.Ng5 (13.Rb1 Qa5 14.Bd6 Bc8+-) 13...g6 (13...0-0!?+-) 14.Qd2 h6 15.Nh3 Qd8 16.Rfb1 b6 17.Nf4 Rg8 (17...0-0 18.Bb5 Rf7 19.h4+-) 18.Bd6 Na5 19.Qe2 (19.Qe3 Kf7+-) 19...Kf7 20.Ba6 Nec6 21.g3 Bc8 22.Bd3 a6 (22...Kg7 23.h4+-) 23.h4 (23.Rb2 b5+-) 23...b5 24.Bb4 (better 24.Qf3+-) 24...Nb4+= 25.cb4 Nc4 26.Bc4 (26.Rd1 a5=) 26...bc4 (worse 26...dc4 27.d5 Qb6 28.Rd1=) 27.b5 (27.Ra5 Bd7=+) 27...Rb8 (27...Qb6 28.Qd1=+) 28.ba6 Rb1 29.Rb1 Ba6 30.Qb2 Qc7 31.Ne6 Ke6 32.Qb6 Qb6 33.Rb6 Ke7 34.Ra6 Rc8 35.Ra7 (35.Rg6?? c3 36.Rg7 Ke6 37.Rg6 Kf7 38.Rf6 Ke7-+) 35...Ke6 36.Ra6 Kf7 37.Ra1 f4 (37...c3=+) 38.g4 (38.Kf1 c3 39.Ke2 fg3 40.fg3 c2=) 38...Ke6 (better 38...c3!?-/+) 39.Kf1= f3 40.Ra6 Ke7 41.Ra5?? (better 41.Ke1=) 41...c3-+ 42.Ra7 (42.Rd5 c2 43.Rd7 Kd7 44.e6 Ke6 45.Kg1 c1Q 46.Kh2 Qf4 47.Kh3 Rc1 48.d5 Kd5 49.h5 Rh1) 42...Ke8 43.Ra1 c2 (43...Rc4 44.Ra8 Kd7 45.Ra7 Kc6 46.Ra1 Rd4 47.Rc1-+) 44.Rc1 Rc4 45.Ke1 (better 45.Kg1-+) 45...Rd4?? (45...Ke7 46.h5 g5-+) 46.Rc2-/+ Rg4 47.Rc3?? (better 47.Rc6-/+) 47...Rh4-+ 48.Kd2 (48.Rf3 Re4 49.Kd2 Re5-+) 48...Re4 (48...Rd4 49.Ke3 Re4 50.Kf3-+) 49.Rf3 Re5 50.Rf6 Rg5 51.Ke3 Ke7 52.Ra6 Rg4 53.f3 Rg5 54.Kf4 (54.Kd4 Kf7 55.f4-+) 54...Rf5 55.Kg3 (55.Ke3 Rf6 56.Ra1 g5-+) 55...Kf7 (55...Rf6!? 56.Ra7 Kd6 57.f4-+) 56.Rd6 h5 (56...Rg5!? 57.Kf4-+) 57.f4 Kg7 58.Rd7 Kh6 (58...Kf6!? 59.Ra7-+) 59.Rd6 h4! 60.Kg4 (60.Kh4 Rf4 Deflection) 60...Rh5?? (better 60...Kg7-+) 61.Kh3=+ Kg7 62.Ra6 (62.Rd7 Kf8=+) 62...Kf7 63.Rd6? (63.Rb6-/+) 63...Ke7?? (better 63...Rf5 64.Kg4 Kg7-+) 64.Rg6=+ d4 65.Ra6 d3 66.Ra2? (better 66.Ra1=+) 66...Ke6 67.Rd2 Rd5 68.Kh4 Kf5 69.Kg3 Ke4 70.Kf2 (70.f5 Ke3 71.Rd1-+) 70...Kf4?? (better 70...Rc5 71.Rd1 Rc2 72.Kg3 Ke3-+) 71.Ke1= Ke3 72.Rh2 Ra5 73.Rh3 Kd4 74.Kd2?? (better 74.Rh7=) 74...Ra2-+ 75.Kd1 (75.Kc1 Kc3 76.Kb1-+) 75...Kc3 76.Ke1 Ra1 77.Kf2 Kc2 78.Rh8 Ra3 79.Rd8 Kd1 80.Rd4 d2 81.Rd8 (81.Rc4 Ra5-+) 81...Rc3 82.Rd7 Rc5 83.Rd4 (83.Ke3 Rc2-+) 83...Rf5 84.Ke3 Re5 85.Kf4 Re2 0–1. Nunes,Moezio Correia (1745) – Freitas,M A Da C (1950), Memorial Campeao Cearense Emanuel Costa, 2015. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Qb6)

8.c3 Bf8 9.Bd3 Nh6!?+=.

5.Nf3 Nc6

6.a3 Nge7 7.ab4 Bd7 8.c3 (8.b5 Na5+=) 8...Nc8 (better is 8...Nf5!?=) 9.Bd3+/- Be7 10.h4 f5 11.Ng5 (11.0-0 0-0+/-) 11...0-0 (11...Qc7!?+=) 12.Qh5+/- h6 13.Qg6 Bg5 (13...hg5 14.hg5 Ne5 15.de5 Bg5 16.Bg5 Qg5 17.Qg5+-) 14.hg5 N6e7 15.Qh5 Be8 16.Qh3 h5 17.g6 (17.Be2!?+/-) 17...Bg6+= 18.Bg5 Be8 (18...a6!?+=) 19.Be2+/- g6 20.Qh4 Qc7 21.Bf6 Rf6? (better is 21...Kh7+/-) 22.ef6+- Nc6 23.Qg5 (better is 23.Rh3+-) 23...Kh7?? (23...Qf7+-) 24.g4 fg4 (24...Kg8 25.gh5 Qh7+-) 25.Bd3 g3 26.Qh5 1–0. Rzayev,A (2065) – Yokus,Kadir Geylani (1605), Turkish Cup, 2015. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Nge7)

6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5 10.de5 Qc7 11.Qe2 Nh6 12.Bh6 gh6 13.0-0 Bc5 14.Na3 0-0 15.Nb5 Qg7 16.Ra4 (16.Nbd4 Bd7=) 16...a6 (16...Bd7 17.h3 h5 18.Raa1-/+) 17.h3 h5 18.Nbd4 Bd7 19.Nc6 Bc6 (worse is 19...bc6 20.Rfa1=) 20.Rh4 Be8 21.Kh1 (21.c4 Qe7 22.g3 Rd8+=) 21...Be7 22.Rd4 b5 23.Rg1 Kh8 (23...Bc5 24.Rh4-/+) 24.g3 (24.Ra1!?+=) 24...Rc8-/+ 25.Nd2? (better is 25.Ra1!? Rc3 26.Ra6-/+) 25...Rc3-+ 26.g4?? (26.Rf4-+) 26...Bc5 27.gh5 Qg1! (27...Bd4 28.Rg7 Kg7 29.Qg4 Bg6 30.Bf1 Bf2 31.hg6 hg6 32.Qe6-/+) 28.Kg1 Bd4 (28...Bd4 29.Nf3 Bh5-+) 0–1. Meszaros,T (2420) – Farkas,R (2265), 34th Zalakaros Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

6.a3 h5 7.ab4 Bb4 8.c3 Be7 9.Ba3 a6 10.Bd3 Nh6 11.0-0 0-0 12.Kh1 Ba3 13.Na3 Bd7 14.Ng1 g6 15.Qd2 Kg7 16.f4 Ne7 17.Nf3 Nef5 18.Rfb1 b5 19.Nc2 Qc7 20.Ra3 Rfc8 21.Qe2 Bc6 22.Kg1 Bb7 23.Qd2 Ne7 24.Ne3 Nhf5 25.Nf1 Nc6 26.Rba1 Qb6 27.Bf5 ef5 28.Ne3 Nd8 29.Qa2 Ne6 30.g3 Qc6 31.Qe2 Nf8 32.Nh4 Qe6 33.Nef5 gf5 34.Qh5 Nh7 35.Nf5 Kg8?? 36.Qg4+- Kf8 37.Qg7 Ke8 38.Nd6 Kd7 39.f5 Qe7 40.Nb7 b4 41.cb4 Ng5 42.Nc5 Rc5 43.bc5 Nh3 44.Kf1 (44.Kf1 Kc8 45.Ra6 Ra6 46.Ra6+-) 1–0. Kluger,C (2080) – Papantoniou,J (2020), Australian Open, 2011. (=1.e4 c5 2.a3 Nc6 3.Nf3 e6 4.b4 cb4 5.d4 d5 6.e5)

6.a3 h5 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6 10.0-0 Rb8 11.Na3 a6 12.Nc2 b5 13.Nfe1 g6 14.f4 b4 (14...a5 15.Nf3+=) 15.cb4= Nb4 16.Nb4 Rb4 17.Nc2 (worse is 17.Ba6 Qb6 18.Qd3 Ba6 19.Ra6 Qd4 20.Qd4 Rd4 21.Ra8 Bd8+=) 17...Rb8 18.Bd2 0-0 19.h3 h4 20.Qe1 Bd7 (20...Nf5 21.Qf2=) 21.Ba6 Bb5 22.Bb5 Rb5 23.Ra6 Nf5 24.Qa1 Qb8 25.Ne3 Ng3 26.Rd1 Bb4 27.Bb4 Rb4 28.Kh2 Qb5 29.Ng4 Rb2 30.Qa3 Kg7 31.Ra7 Rb8?? (31...Qe2 32.Rg1 Nf1 33.Kh1 Rb1=) 32.Qe7+- Rb7? 33.Qf6 Kf8?? 34.Ra8 Rb8 35.Qh8 Ke7 36.Qh4 Kd7 37.Ra7 Kc6 38.Qg3 Qe2 39.Qc3 Kb6 40.Qc7 (40.Qc7 Kb5 41.Qc5; 40.Qc5) 1–0. De Jong,Peter – Strijkers,Niek, NED tt Netherlands, 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

6.a3 h5 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6 10.Ba3 Rb8 11.Be7 Qe7 12.0-0 0-0 13.Nbd2 b5 14.Ra3?? (14.Nb3 b4=) 14...a6 (14...Qa3 15.Nb1 Qe7 16.Nbd2-+) 15.Re1?? (15.Ra2 h4=+) 15...f6 (better 15...Qa3 16.Qc2 b4-+) 16.Ra2= Nf7 (16...b4 17.cb4 Nb4 18.Rb2=) 17.Bg6 (17.Nh4 fe5 18.Qh5 Nh6+=) 17...h4 (17...fe5 18.de5 Qc7 19.Qe2=) 18.Qb3 (better 18.Nh4 fe5 19.Qh5+=) 18...Nb4?? (better 18...h3!?-/+) 19.Ra5 (19.Qb4 Qb4 20.cb4 h3+-) 19...h3?? (better 19...Nh8 20.cb4 Ng6=) 20.Kh1 (20.Qb4!? Qc7+-) 20...Rb7?? (better 20...Nc6 21.ef6 Qf6 22.Bf7 Rf7-/+) 21.cb4 Rc7 22.Rc1?? (better 22.gh3 Nd8 23.Qb1+-) 22...Ne5 (better 22...Rc1 23.Ng1 hg2 24.Kg2 fe5-+) 23.Rc5 0–1. Boudry,William (1705) – Omorjan,Dejan (1990), 25th EY BU14, 2015. (=1.e4 c5 2.a3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Nf3 h5)

6.a3 h5 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6 10.Ba3 Rb8 11.Be7= Qe7 12.Na3 a6 13.Qb3 b5 14.0-0 Bb7 (14...0-0 15.h3=) 15.Rfb1 (15.Nc2 0-0=) 15...0-0=+ 16.Qd1 Rfc8 17.Nd2? (17.Nc2 Nf5=+) 17...g6 (better 17...b4!? 18.Nc2 bc3-/+) 18.Nb3=+ Kg7 (better 18...b4 19.cb4 Nb4=) 19.Nc5 (19.Nc2 Qg5=) 19...Rf8 (19...Ne5 20.Na6 A) 20...Rc3?! 21.Nb8 Nd3 22.Nb5 Nf2 23.Qe2+= (23.Kf2? Qh4 24.Kg1 Ng4 25.Qg4 Qg4 26.Nc3 Qd4 27.Kh1 Qc3-+); B) 20...Nd3 21.Nb8 Nf4-+) 20.Nc2= Ne5 21.Bf1 (21.Na6 Nd3 22.Nb8 Nf2 23.Kf2 Rb8 24.Rb5 Ng4 25.Kg1 Qh4+=) 21...Nc4=+ 22.Nb4 Increases the pressure on a6 (22.Bc4 dc4 23.Na6 Ra8=+) 22...a5 (22...Ra8!? 23.Bc4 dc4 24.Nba6 Ba6 25.Ra6 Ra6 26.Na6 Qd6-/+) 23.Bc4= dc4 24.Ra5 Qh4 (better 24...Ng4 25.g3 Qf6=) 25.Nb7?? (better 25.Qe1 Qg4 26.Qe5 Kg8 27.Qg3 Qg3 28.fg3+=) 25...Ng4-+ (25...Rb7?! 26.Qf3 Rb6 27.Ra7=) 26.h3 (26.Rb5?? Qf2 (26...Qh2?! 27.Kf1-+) 27.Kh1 Qh4-+) 26...Qf2 27.Kh1 Rb7 28.Qf3 (28.hg4?? hg4 29.Qg4 Rh8 30.Qh3 Rh3 31.gh3 Qf5-+) 28...Qf3 29.gf3 Nf6 30.Kg2 Rd8 31.Nc6 (31.Kf2 h4-+) 31...Rd5 (31...Rd6 32.Nb4-+) 32.Ne5 Ne8 33.Ra8 (33.Kf2 Nd6 34.Nc6 Rf5-+) 33...Nd6 34.Kf2? (better 34.Nc6-+) 34...b4! 35.Ra4 (35.Rb4 Rb4 Combination; 35.cb4 Rd4 Deflection) 35...bc3 36.Rb7 c2 (36...Nb7?! 37.Rc4 Nd6 38.Rc3 Rd4 39.Rc2-+) 37.Rf7 (37.Ra1 Nb7 38.Rc1 Rd4 39.Rc2-+) 37...Nf7 38.Rc4 Rd4!! 39.Rc7 (39.Rd4 Ne5 Combination) 39...c1Q! 40.Rc1 (40.Rc1 Rd2 Double attack) 40...Ne5 41.Ke3 (41.Rb1 Rd2 42.Ke3 Nc4 43.Ke4 e5 44.Rb7 Kf6-+) 41...Rh4 42.Rc5 (42.Rh1 Kf6-+) 42...Kf6 0–1. Boudry,William (1705) – Omorjan,Dejan (1990), EU–ch U14, 2015. (=1.e4 c5 2.a3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Nf3 h5)

6.a3 h5 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6 10.Na3 Nf5 11.0-0 Rb8 12.Re1 a6 13.c4 Nfd4-/+ 14.cd5 ed5 15.Bb2? Ne6 16.Bf5 b5 17.Nc2 a5 18.Ne3 Bb4 19.Re2 d4 20.Be4 de3 21.Bc6 Bd7 22.Bd7 Qd7 23.Re3 Qd1 24.Rd1 Ke7 25.Red3 Rhd8 0–1. Falkowski,Dawid (2065) – Pawelec,Bartosz (2045), Mistrzostwa Polski Niewidomych, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

6.a3 h5 7.ab4 Bb4 8.c3 Be7 9.h4 Nh6 10.Bd3 Nf5 11.Ba3 (11.Bg5 Rb8=) 11...g6 (11...a5 12.Bf5 ef5 13.Be7 Ne7 14.Na3=) 12.Be7 (12.Bf5 gf5 13.Nbd2 Ba3 14.Ra3 b6=) 12...Qe7 (12...Nce7!? 13.Na3 0-0=) 13.Na3+= 0-0 14.Bf5 ef5 (14...gf5 15.Ng5+/-) 15.0-0 b6 16.Qd2 Kg7 17.Rfe1 (17.Nb5 Na5 18.Rfb1 Be6=) 17...Na5 18.Qa2 Be6 19.Rad1 Rfc8 20.Re3 (20.Rd3!?+=) 20...f4-/+ 21.Red3 Bf5 22.R3d2?? Rc3-+ 23.Nb5 Rb3 24.Nd6-/+ Bg4 25.Rd3 Bf3?? 26.gf3? Rd3-+ 27.Rd3 Nc4 28.Nc4 dc4 29.Qc4 Qe6 30.Qc3 Qd5 31.Qd2 b5 32.Qf4 a5 33.Rc3 b4 34.Rc5= ½–½. Iordanov,Stoian (1990) – Nikolov,Momchil (2255), BUL–ch U18 Bulgaria, 2001. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3)

6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5 10.0-0 0-0 11.g4 Nh4 12.Nh4 Bh4 13.f4 g5 14.Ba3+= Re8 15.f5 (15.Nd2 gf4 16.Rf4 Qg5+/-) 15...f6 (15...Qb6 16.fe6 Be6 17.Bc5=) 16.Qe2 ef5 17.gf5 Ne5 (17...fe5? 18.f6 e4 19.f7 Kg7 20.f8Q Rf8 21.Bf8 Kh8 22.Rf7+-) 18.de5 Qb6 (18...fe5?? 19.f6 e4 20.f7 Kg7 21.fe8R Qe8 22.Qe3+-; 18...Re5 19.Qc2+=) 19.Kh1 Re5 (19...fe5 20.f6 Bf5 21.Bf5+-) 20.Qg2 Bd7 21.Nd2 Bc6 22.Nf3 Re3 23.Rad1 (23.Rab1 Qc7 24.Bb5 Re4+/- (24...Rc3? 25.Bc6 Qc6 26.Rbc1+-)) 23...d4 (23...Qb3 24.Bc5 d4-/+) 24.cd4?? (better is 24.Bc1 Rf3 25.Rf3=) 24...Qb3-+ 25.d5 (better is 25.Bc2 Qa3 26.d5-+) 25...Bd5?? (better is 25...Qd5 26.Nh4 Qd3-+) 26.Bc2+= Rf3?? (better is 26...Qc4 27.Rd5 Qd5+=) 27.Bb3+- Rf1 28.Rf1 Bb3 29.Qb7 1–0. Olsarova,Tereza (2295) – Just,Anita (1995), GER, Frauenbundesliga, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5 10.h4 h5 11.Ba3 g6 (11...a5 12.Bf5 ef5 13.0-0+=) 12.Bf5+= ef5 13.Qd2 Be6 14.Be7 Qe7 15.Na3 Kf8 (15...Na5!? 16.Ra2 Bd7+=) 16.Nb5= Kg7 17.0-0 b6 18.Rfb1 Na5 19.Nd6 Rhd8 20.Ng5 Nc4 21.Nc4 dc4 22.Rb4 Bd5 23.f3 (23.Qf4 Re8=) 23...Rab8 (23...f6 24.ef6 Qf6 25.Qe2+=) 24.Ra6 (24.Re1 b5 25.Qa2 Rb6+=) 24...Rb7+= 25.Qe1 f6 26.ef6 Kf6 27.Qg3 (27.Qe7 Re7 28.Nh3 Rde8+=) 27...Qd6 (27...Qe3 28.Kh2 Kg7 29.Qe5 Qe5 30.de5+=) 28.Qd6+= Rd6 29.Nh3 Re7 30.Nf4 Bf7 31.Kf2 Rd8 32.Rba4 Rdd7 33.Rb4 Rd8 (33...Bg8 34.Rb1+=) 34.Rba4= Rdd7 35.Rb4 Rd8 ½–½. Cuartas Medina,J (2280) – Jerez Perez,A (2405), TCh–CAT Gp1, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Bb5 Qa5 7.a4?? ba3-+ 8.Bd2 (8.Nc3 Bb4 9.0-0-/+) 8...Qb5 9.Na3 Qa4 10.0-0 (10.c3 Qd1 11.Kd1 Bd7-+) 10...b6 (10...Nd4 11.Nd4 Qd4 12.Nb5 Qe5 13.Re1-+) 11.Qb1 (11.Bc3 Ba6 12.Re1 Nh6-+) 11...Ba3 (11...Nd4!? 12.Nb5 Qb5 13.Nd4 Qb1 14.Rfb1-+) 12.c3 Na5 13.Bc1 Ba6 14.Ra3 Qb5 15.Qb5 Bb5 16.Re1 Ne7 17.Nh4 (17.Bf4 Ng6 18.Be3 Nc4-+) 17...Nc4 18.Ra2 a5 19.f4 Ng6 20.Ng6 hg6 21.Rf2 Ba4 22.g4 Rh3 23.g5 (23.f5 gf5 24.gf5 ef5 25.Rf5 g6-+) 23...Rc3 24.h4 Bc2 25.Kg2 (25.Bd2 Rh3 26.Ba5 Be4 27.Re4 de4-+) 25...Be4 26.Kh2 Kd7 27.f5 (27.Kg1 a4-+) 27...Bf5 28.Rh1 (28.Kg2 Rh8 29.Rf4 a4-+) 28...Rh8 29.Kg2 (29.Rf4-+) 29…Be4 (29...Be4 30.Kf1 Rc1 31.Ke2 Rc2 32.Kf1 Rf2 33.Kf2 Bh1-+) 0–1. Ratscales – juliangon (2645), ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Bb5 Qa5 7.Bc6 bc6 8.0-0 c5 9.a3 Ba6 10.Re1 Rc8 11.Bb2 Qb6 12.ab4 cb4 0–1. Ratscales – endre969, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6)

6.Bb5 Qa5 7.Qe2 +=.

6.Bb5 a6 7.Bd3 f5 8.0-0 Nh6 9.Nbd2 Bd7 10.Nb3 Na7 11.a4 ba3 12.Nc5 Bc5 13.dc5 Nf7 14.Ba3 Bb5 15.Nd4 Qc8 (worse is 15...Ne5 16.Re1 Bd3 17.cd3+=) 16.Rb1 0-0 17.f4 Re8 18.Rf3 Qd7 19.Qe2 Bd3 20.Rd3 Nd8 21.Rdb3 Rb8 22.Qh5 Ndc6 23.Nf3 Na5 24.Rd3 Nc4 25.Ng5 g6 26.Qh6 Qg7 27.Qg7 Kg7 28.Rdb3 Nb5 29.Bc1 Rbc8 30.Rb5 ab5 31.Rb5 Rc7 32.Kf2 h6 33.Nf3 Ra8 34.Nd4 Kf7 35.Ke2 Ra5 36.Ra5 Na5 37.Ba3 Nc4 38.Nb5 Rc6 39.Bb4 g5 40.g3 gf4 41.gf4 Rc8 42.Kf2 Rg8 43.h3 Ke8 44.Nd6 Nd6 45.ed6 Kd7 46.Bc3 Rc8 47.Bd4 b6! 48.Kg3 bc5 49.Be5 Rg8 50.Kh4 Rg2 51.c3 Re2 52.Bg7 Kd6 53.Bh6 d4 (53...d4 54.cd4 cd4-+) 0–1. Fritz,John (2040) – Mardell,Jimmy (2140), SWE–chT2, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Bb5 Nge7 7.0-0 Nf5 8.a4 a6 9.Bc6 bc6 10.Ng5 (10.c3!?+=) 10...c5-+ 11.Nh7?? (better is 11.dc5 Bc5 12.Nf3-+) 11...Qh4 12.h3 Rh7 13.c3 a5 (13...bc3 14.dc5 Bc5 15.Nc3-+) 14.Ra2 (14.dc5 Ba6 15.Re1 Bc5-+) 14...Ba6 15.Re1 cd4 16.cd4 Nd4 17.Be3 b3 18.Rb2 Nc2 19.Rb3 (19.Rc2 bc2 20.Qc2 Rc8-+) 19...Ne1 20.Qe1 Qa4 (20...Qa4 21.Nd2 Bb4-+) 0–1. Ratscales – nii_sama, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6)

6.c3 f6 7.Bd3 f5 (7...Qc7+=) 8.g4? (8.0-0!?=) 8...fg4 (8...Qa5 9.gf5 bc3 10.Qb3-/+) 9.Ng5 Nd4?? (better is 9...bc3!? 10.Nh7 Qa5 11.Bg6 Kd8 12.Nf8 Nge7-/+) 10.Qg4?? (better is 10.cd4 Qa5 11.Bd2+- (11.Qg4 Nh6 12.Qh5 g6 13.Bg6 Kd7 14.Nh7 b3 15.Bd2 Bb4+-)) 10...Nf5+= 11.Nh7 Qe7? (better is 11...Ngh6 12.Qg6 Kd7 13.Nf8 Qf8=) 12.Bb5 Kf7?? (12...Kd8 13.Bg5 Rh7 14.Be7 Nge7+-) 13.Ng5 (13.Nf8?! Rh4 14.Qg2 Re4 15.Kd1 Kf8=) 13...Kg6 14.Ne6 (14.Ne4 Kf7 15.Rg1 Ngh6 16.Qg6 Kg8 17.Nf6 Qf6 18.ef6 Nh4+-) 14...Kh7 (14...Kf7 15.Ng5 Kg6 16.Ne4 Kh7+-) 15.Qf5 g6 16.Nf8 (16.Nf8 Kg7 17.Qg6 Kf8 18.Bf4+-) 1–0. Kogan,Artur (2515) – Vigneron,Antoine (2085), Paris–ch op, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Bd3 Qa5 7.0-0 Nh6 8.Bb2 (8.Bh6 gh6 9.Nbd2 Bg7=) 8...Bd7 9.Nbd2 Rc8 10.Nb3 Qc7 11.Qd2 a5 12.Nc5 (12.a4!?=+) 12...Nd4!-/+ 13.Nd7 (13.Bd4 Bc5 Remove defender; 13.Nd4 Qc5 Discovered attack (13...Qc5 Remove defender)) 13...Nf3-+ 14.gf3 Qd7 15.Qe2 Qc7 16.Bb5 Kd8 17.Rac1 Nf5 18.Rfd1 Bc5 19.c3 bc3 20.Bc3 b6 21.Qe4 (21.Ba6 Ra8-+) 21...Bd4 22.Rd4 Nd4?? (better 22...Qc5 23.Rdd1 Qb5-+) 23.Qd4+= Qc5 24.Qd3 Qa3 25.Qd2 Rc5 26.Qg5 Kc8 27.Bd2 Rc1 (27...Qa2?? 28.Qe7 (28.Qg7?! Qd2 29.Rc5 bc5+/-) 28...Rc1 29.Bc1+-) 28.Bc1 Qf3 29.Bf4 h5 30.Qe7 Qd1 31.Kg2 Qg4 32.Bg3 Qe4 33.Kg1 Qb1 34.Bf1 Kb8 35.Kg2 (35.Qf7 g5 36.f3 A) 36...Qa2 37.Qe6 Qb1 38.Qd6 Ka7 39.Qd7 Ka8 40.e6+- (worse 40.Qd5 Ka7 41.e6 Qh7+-); B) 36...Qf5+=) 35...Qe4= (35...Qa2?? 36.Ba6 Qf2 37.Kf2 b5 38.Qb7) 36.Kg1 Qb1 (36...Qb4 37.Qf7 h4 38.a3 (worse 38.Qg7 Rc8-+) 38...Qa3 39.Qe6=) 37.Qd6 (37.Qf7 g5 38.Qf6 Rc8=) 37...Kb7 (37...Ka8 38.Qc7 Rf8 39.a3=) 38.Qd7+= Kb8 39.Qf7 Rc8? (39...g5 40.f3 Qf5+= (40...Qa2 41.Qe6 Qb3 42.Qf6+-)) 40.Qe6+- Rc1 (40...h4 41.Bh4 Rc1 42.Qg8 Ka7 43.Qg7 Kb8 44.Qg8 Ka7 45.Qg2+-) 41.Qe8 Kb7 42.Qd7 Ka8 43.Qd5 Ka7 44.Qf7 Ka8 45.Qf3 (45.Qg8!? Kb7 46.Qg7 Kc6 47.Qf6 Kb7 48.Qf7 Ka8 49.Qf3 Ka7+-) 45...Ka7 46.Qe2 Kb7 (46...Rf1 47.Qf1 Qa2+-) 47.e6 Re1 (47...Rf1 48.Qf1 Qe4+-) 48.Qa6 Kc6 49.Qc4 (49.Qc8 Kd5 50.Qc4) 49…Kb7 1-0. Reinuaba,C (2180) - Gomez Barrera,Gonzalo Andres (2040), ch-CHI, 2020. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4=+ 4.d4 e6 5.Bd3 d5 6.e5)

6.Bd3 a6 7.0-0 b5 8.Re1 Bb7 9.Nbd2 Nge7 10.Nf1 Qb6 11.Bb2 a5 0–1. alexp (2455) – vampirex (2285), net–chess.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 d5 5.e5 a6 6.Bd3 Nc6)

6.Bd3 a6 7.0-0 Qb6 8.Be3 f6 9.Nh4 Qc7 (9...g6 10.Nf3=) 10.Qh5 Qf7 11.Bg6 hg6 12.Qh8 fe5 (12...g5 13.Nf3=) 13.Nf3 (13.de5 Ne5 14.Nd2 Nc6+=) 13...Bd6 (13...ed4 14.Bd4 Nd4 15.Nd4=) 14.de5+= Ne5 15.Ng5 Qf8 16.Nh7 (better 16.f4 Ng4 17.Nh7+=) 16...Nf7-/+ 17.Nf8 Nh8 18.Nh7 Be5 (18...Nf6 19.Ng5-/+) 19.c3=+ bc3 20.Na3?? (better 20.f4 Bf6 21.Nf6 gf6 22.Nc3=) 20...b5 (20...Nf6 21.Ng5 Ng4 22.h3 Bh2 23.Kh1 Ne3 24.fe3-+) 21.f4 Bb8 22.Nb1 b4 23.a3 Ba7 (better 23...c2!? 24.Nd2 Nf6-+) 24.Ba7=+ Ra7 25.ab4 Rc7 26.Na3 (26.Rc1!? d4 27.Ng5=+) 26...Nf6 27.Ng5 Ke7 (27...Nf7 28.Nf3-/+) 28.Nc2 (28.Rf3!? Nf7 29.Rc1 Ng5 30.Rfc3 Rc3 31.Rc3=) 28...Nf7-/+ 29.Nf3 Ne4 30.Rfd1 (30.h4 Kd6-/+) 30...Kf8 (30...g5 31.f5-/+) 31.Ncd4 (31.h4 Ke7=+) 31...Kg8 (31...g5 32.Ra6 gf4 33.Ne6 Be6 34.Re6=+) 32.Rdc1 (32.h4 Nfd6=+) 32...Kh7 (32...g5 33.fg5 g6 34.Ra5-/+) 33.Ra3 (33.h4 Nfd6=+) 33...Nfd6 (33...g5 34.b5 ab5 35.Nb5-/+) 34.Ne2 (34.h4!?=+) 34...Nb5-/+ 35.Rb3 e5 (better 35...g5!? 36.fg5 Kg6-/+) 36.fe5= Bg4 37.Ned4 Nd2 (better 37...Nd4!? 38.Nd4 Rc4=+) 38.Nb5+= Nb3 39.Rc3 (39.Nc7 Nc1 40.Ne1 d4-+) 39...Rc3 40.Nc3 d4 41.Ne4 d3 (41...Bf3 42.Ng5 Kg8 43.Nf3+=) 42.Nfd2 (42.Kf2 Bf3 43.Kf3 Nd4 44.Ke3 Nc6+-) 42...Nd2 43.Nd2 g5 44.Kf2 Kg6 45.Ke3 Kf5 46.Kd4 Bh5 47.Nc4 Be2 48.Kd5 g4 49.g3 (better 49.e6 g3 50.hg3+/-) 49...Kg6?? (better 49...Bf3 50.Kd4 Be2+=) 50.e6+- Bd1 51.Ne5 (better 51.Kd6!? Bb3 52.e7 Kf7+-) 51...Kf6 52.Kd6 (52.Nd3!? Bb3 53.Kc6 Be6+-) 52...d2+/- 53.e7 (better 53.Nc4 Bb3 54.Nd2 Be6 55.Ne4 Kf5 56.Nc5+-) 53...Ba4=+ 54.Ng4 Kf7 55.Ne3 Ke8 56.h4? (better 56.h3!?=+) 56...d1Q-+ 57.Nd1 Bd1 58.Ke6 Be2 59.Kd6 Bg4 60.Kc5 Ke7 0-1. Gorodnichev,Alexey - Karmanova,Olga Dm (1765), St Petersburg RUS, 2019. (=1.Nf3 c5 2.e4 a6 3.b4 cb4 4.d4 e6 5.Bd3 d5 6.e5 Nc6)

6.Bd3 a6 7.0-0 g6 8.a3 ba3 9.Bg5 Be7 10.Be3 b5 11.c3 Bb7 12.Na3 Ba3 (12...Kf8!?+=) 13.Ra3+= Nge7 14.Bg5 0-0 15.Bf6 Qc7?? (better is 15...h6+=) 16.Qd2+- Nf5 17.Bf5 Ne7 18.Bb1 (18.Nh4 Rac8 19.Qh6 Nf5 20.Nf5 gf5 21.Qg7) 18...g5 (18...h5 19.Qh6 Qe5 20.Qg7) 19.Qg5 Ng6 20.Qh6 (20.Qh6 Ne5 21.Qh7) 1–0. craig4000 – conart, ChessWorld.net, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 a6 6.Bd3 Nc6)

6.Bd3 a6 7.0-0 h6 8.a3 Bd7 9.Re1 Rc8 10.Bd2 Qb6 11.ab4 Nb4 12.Bb4 Bb4 13.Re3 Ne7 14.g4 (14.Be2 Qc7 15.Rb3 Qc2 16.Rb4 Qd1 17.Bd1 Rc1+=) 14...Nc6-/+ 15.c3 Be7 16.Nbd2 Na5 17.Rb1 Qc7 18.Bc2 b5 19.Bd3 Nc4 20.Nc4 bc4 21.Bc2 Rb8 22.h4 Rb1 23.Bb1 a5 24.Bc2 Qb6 25.Re2 Qb5 26.g5 hg5 27.hg5 g6 28.Nh2? (better is 28.Re1-/+) 28...Bg5-+ 29.Ng4 Rh5 30.f4 Be7 31.Nf6 Bf6 32.ef6 a4 33.f5 gf5 34.Re6 Be6?? 35.Ba4+= Kf8?? 36.Bb5+- (36.Bb5 Rh6 37.Qf3 Rf6 38.Bc6+-) 1–0. Schiller,Thomas (1865) – Iwanow,Thomas (1745), Pinneberg–ch, 2006. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 a6 6.Bd3 Nc6)

6.Bd3 b6 7.Bg5 Be7 8.Be7 Nge7 9.0-0 0-0 10.Nbd2 Nf5 11.Nb3 a5 12.a4 ba3! 13.Ra3 Qe7 14.Ra4 Bd7 15.Bb5? (better is 15.Re1-/+) 15...Ne5!-+ 16.Bd7 (16.de5 Bb5 Discovered attack; 16.Ne5 Bb5 Discovered attack) 16...Qd7 (worse is 16...Nd7 17.Re1-+) 17.Ra1 Nf3 18.Qf3 a4 19.g4 Nh4 20.Qg3 ab3 21.Qh4 bc2 22.Rac1 Rfc8 23.Qg5 Ra4 24.Qd2 e5 25.h3 Rd4 26.Qd4 (26.Qe2 Qc7 27.Kg2-+) 26...ed4 27.Rc2 Rc2 (27...Rc2 28.Kg2 d3-+) 0–1. jupiter (2450) – pierred (2820), net–chess.com, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 b6 6.Bd3 Nc6)

6.Bd3 Bd7 7.0-0 b3?? 8.ab3+/- Bb4 9.c3 Ba5 (9...Be7 10.c4+/-) 10.Ng5+- Nh6 11.b4 Bc7 12.Qh5 Ne7 13.Nh3 (13.Na3 Ng6+-) 13...Ng6 (better is 13...Nef5!?+/-) 14.Bg5+- Qc8 15.Bh6 gh6 16.Qh6 Qd8 17.Bg6 fg6 18.Qg7 Rf8 19.Qh7 Rf7?? (19...Qe7 20.Qg6 Qf7+-) 20.Qg6 Kf8 (20...Ke7 21.Ng5 Rf5 22.g4+-) 21.Ng5 (21.Ng5 Rg7 22.Ne6 Be6 23.Qe6+-) 1–0. Granara Barreto,S (2145) – Perez,Cecilia Manuela, 10th American Continental, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0)

6.Bd3 Bd7 7.0-0 Qb6 8.Be3 g6 9.c4 bc3 (better is 9...Nge7!?+=) 10.Nc3+/- a6 11.Rb1 Qc7 12.Qd2 b5 13.Rfc1 Ba3 14.Rc2 Qa5 15.Rb3 Bf8 16.a3 h5 17.Qc1 Rc8 18.Na2 Na7 (18...Nge7 19.Rbc3+=) 19.Rbc3 Rc3 20.Rc3 Qb6 21.Ng5 (better is 21.Bg5!?+=) 21...Ne7= 22.Nb4 (22.h3 Bg7=) 22...Nac6 (22...a5 23.Nc2+=) 23.Nc2 (23.Nc6 Nc6 24.Ne4 Be7 25.Nd6 Bd6 26.ed6 0-0+= (26...Nd4?? 27.Bd4 Qd8 28.Bh8+-)) 23...Nf5 d4 draws heavy fire (23...Na5 24.Nf3+=) 24.Bf5= gf5 25.Ne1 (25.Nb4 Nb4 (25...Nd4 26.Bd4 Qd4 27.Rc8 Ke7 28.Nc6 Bc6 29.Rc6+-) 26.ab4 Be7=) 25...Na5 (25...Nd4? 26.Bd4 Qb8 27.Nd3+-) 26.Nd3 Nc4 27.Nf4? (better is 27.f4+=) 27...Qa5-+ 28.Rc2 (28.Qe1 Ba3 29.Nd3 b4-+) 28...Qa3 29.Qe1 (29.Qb1 a5 30.Ra2 Qb4-+) 29...b4 30.Bc1 (30.Re2 b3 31.Qb1 Be7-+) 30...Qa1 31.Nd5 (31.Re2 Qd4 32.Nf3 Qa1-+) 31...ed5 32.e6 Ba4 (better is 32...fe6 33.Ne6 Kf7 34.Ng5 Kg6-+) 33.ef7 Kd8 34.Ne6 Kc8?? (better is 34...Kd7 35.Re2 Qc3 36.Nf8 Rf8 37.Re7 Kd8 38.Qc3 bc3-+) 35.Qe5+- Kd7 36.Nf8 (better is 36.Qd5 Bd6 37.Rc4+-) 36...Rf8= 37.Qd5 Nd6 38.Rc5?? (better is 38.Qa5 Nb5 39.Qa6=) 38...b3-+ (38...b3 39.h3 b2-+) 0–1. Husarik,B (2155) – Jezbera,J (2170), TCh–CZE, 2015. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

6.Bd3 Bd7 7.0-0 Nge7 8.a3 Qb6 9.c3 b3-/+ 10.Bg5 (10.Bb2!? Rc8 11.Nbd2-/+) 10...Na5 11.Nbd2 (11.Qe2 Rc8-+) 11...Rc8 12.c4 (12.Nb1-+) 12...dc4 (12...dc4 13.Bc4 Nc4 (worse is 13...Rc4 14.Nc4 Nc4 15.Qe2-+) 14.Qb3 Qb3 15.Nb3 Nd5-+) 0–1. Franek,Jan (1965) – Szucs,Matyas (2065), Frydek Mistek CZE, U20(b) SF, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Bd3 g6 7.0-0= Bg7 8.a3 Qe7 (8...f6!? 9.Bb5 Qa5 10.Bc6 bc6 11.ef6 Nf6=) 9.ab4+= Qb4 10.Na3 a6 (10...Qb6!?+=) 11.Nb5!+/- Qe7 (11...ab5 12.Ra8) 12.Nd6 Kd8 13.c4 b6? (better is 13...f6+/-) 14.cd5 ed5 15.Qb3 b5 (15...Kc7+-) 16.Qd5 (16.Nc8?! Rc8 17.Ra6 Qd7 18.Bb5 Rb8+-) 16...Bd7 17.Qc5 (17.Nf7 Kc7 18.Bb5 ab5 19.Ra8 Qe6 20.Qb5 Qf7+-) 17...Qe6 (17...Rb8+-) 18.d5 (18.d5 Be5 19.de6 Ba1 20.Nb7 Ke8 21.ed7 Kd7 22.Qd6 Ke8 23.Qc6 Kf8 24.Ba3 Kg7 25.Ra1+-) 1–0. Rohde,Matse (2225) – Guggenberger,Simon (1870), R.–Tobies–Gedenkturnier–C, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Bd3 h6 7.0-0 Bd7 8.a3 ba3 9.Na3 Bb4 (9...Ba3 10.Ba3 (10.Ra3 Nge7 11.Rb3 b6 12.Qd2 0-0 13.Ba3 Re8 14.h3) 10...Nge7 11.Qb1 0-0 12.c4 dc4 13.Bc4 Re8 14.Qe4; 9...Nb4 10.Be2 (10.c4 Ne7 11.Be2 Nf5 12.Bd2 a5 13.g4 Nh4 14.Nh4) 10...a6 11.c3 Nc6 12.c4 Nge7 13.h3 dc4 14.Nc4; 9...Nge7 10.Rb1 (10.Nb5 Nf5 11.g4 a6 12.gf5 ab5 13.Ra8 Qa8 14.fe6) 10...Na5 11.Nb5 Nf5 12.g4 a6 13.gf5 Bb5 14.Bb5) 10.Bd2 (10.Nb5!?+/- a6 11.Nd6 Bd6 12.ed6 Nf6 13.Ba3 0-0 14.Re1) 10...Bd2 (10...Nge7 11.c3 Ba3 12.Ra3 0-0 13.Qc2 Nf5 14.Rb1) 11.Qd2 a6 12.c4 dc4? (better is 12...Nge7= 13.Rfb1 Ra7 14.cd5) 13.Nc4+- b5 14.Nd6 Kf8 15.Qf4 f5 16.d5 Nce7?? (better is 16...ed5 17.Rfe1 g5+-) 17.de6 Be6 18.Nd4 Qd7 19.Bb5! (19.Bb5 Nd5 20.Qf3+-) 1–0. Okus,Melih – Seb,Ozgur, Antalya TUR, Men Ch, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.Nf3 Nc6)

6.Bd3 h6 7.0-0 Bd7 8.Re1 Nge7 9.Nbd2 Nc8 10.Nf1 Nb6 11.Ng3 Na5 12.Nh5 Nac4 13.g3 Qc7 14.Nh4 0-0-0 15.Ng2 Na4 16.Qg4 g6 17.Nf6 Qc6 18.Ne3 b5 (18...h5 19.Qf4+=) 19.Qf3 Nab6 20.h4 (20.Rb1 h5=) 20...h5 (20...Ne5 21.de5 Qc3 22.Bd2 Qd2 23.Nd7 Rd7 24.Bb5=) 21.Bf1 Kb8 (21...Ne5 22.de5 Qc3 23.Nd7 Rd7 24.Bd2 Qd2 25.Bb5=) 22.Bg2 Rc8 23.Nc4 Nc4 (worse is 23...bc4 24.a3+/-; 23...Qc4? 24.Nd7 Nd7 25.Qf7+-) 24.Bf4 Nb6 25.Rac1 Rc7 26.Bd2 Nc4 27.Bf4 Bc8 28.c3 Bb7 29.Nd5?? (better is 29.Red1=) 29...Qd5-+ 30.Qd5 Bd5 31.Bd5 ed5 32.e6 Bd6 33.ef7 Rf7 34.Bd6 Nd6 35.Re6 Ne4 36.cb4 Rc8 (36...Rc8 37.Rc8 Kc8 38.Rg6 Rf2-+; 36...Nf2?! 37.Rc5 Nd3 38.Rb5 Ka8 39.Rd5 Nb4 40.Rde5-+) 0–1. Tosic,Nebojsa (2210) – Nikolic,Zivoslav (2410), SRB–chT2 Golubac, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6)

6.Bd3 h6 7.0-0 Nge7 8.c3 bc3 9.Nc3 a6 10.Rb1 b5 11.Ba3 Bd7 12.Bc5 Nc8 13.Bf8 Kf8 14.a4 b4 15.Na2 a5 16.Nc1 N6e7 17.Bc2 Nb6 18.Nd3 Bc6 19.Bb3 Qe8 20.Nc5 Nd7 21.Nd3 Rc8 22.Qd2 Kg8 23.g4? (better is 23.Qa2!?+=) 23...Nb6-+ 24.Nc5 Na4 25.Ba4 Ba4 26.Ra1 Bb5 27.Rfc1 Nc6 28.g5? (better is 28.Nb7 Rb8 29.Na5 Na5 30.Ra5-/+) 28...Qe7-+ 29.gh6 Rh6 30.Kh1 Rh5 31.Rg1 g6 32.Rg4 Kg7 33.Rag1 Rch8 34.Qf4? (34.Qc2 R5h6-+) 34...R8h6 (better is 34...Be2 35.R1g3-+) 35.Qe3 Rh3 36.Qf4? (36.Kg2-+) 36...Be2 37.Rg6 (37.R1g3 Bf3 38.Rf3 Rh2 39.Kg1 Rh1 40.Kg2-+) 37...fg6 38.Ng5 Rh2 39.Qh2 Rh2 40.Kh2 Nd4 0–1. Durik,Juraj (1825) – Vinarcik,Jan (2105), Bratislava Slovan op, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

6.Bd3 h6 7.0-0 Nge7 8.Nbd2 Nf5 9.Bb2 Be7 10.g4 (10.c4 bc3 11.Bc3 0-0+=) 10...Nh4-/+ 11.Nh4 Bh4 12.f4 0-0 (12...Be7 13.Nb3-/+) 13.Nf3 (13.g5 g6 14.gh6=) 13...Be7-/+ 14.Qe2 a6 15.Kh1 b5 16.Bc1 Na5 17.f5 ef5 (17...f6!?+=) 18.gf5= Nc4 19.f6 g5?? (19...gf6 20.Qg2) 20.fe7 Qe7 21.Rg1 (better is 21.Ng5 f5 22.Nh3+-) 21...Kh8?? (better is 21...f6+-) 22.Ng5! hg5 (22...hg5 23.Qh5) 1–0. denjohn – zucchini, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6)

6.Bd3 h6 7.a3 Bd7 8.Bd2 ba3 (8...Qb6 9.ab4 Nd4 10.c3 Nf3 11.Qf3+=) 9.c3 a6 10.Na3 b5 11.0-0 Nge7 (11...Qc8!?+=) 12.Bb5= Nc8 (12...Ne5 13.Ne5 ab5 14.Qe2+=) 13.Bd3+= Be7 14.Ne1 Na5 15.Nec2 (15.c4 Ba3 16.cd5 ed5 17.Ra3 Nc4 18.Bc4 dc4+/-) 15...Nb6 16.Qg4 g5 17.Qh5 (17.Rfb1 Ba4 18.Qe2 Qc7+/-) 17...Nac4 (better is 17...Nb3 18.Rad1 Na4=) 18.Nc4+/- Nc4 19.Bc1 (19.Bc4 dc4 20.f4 Rf8+/-) 19...Bb5 20.f4 1–0. Nazario,Marc Christian (2135) – Lita,Justine, San Antonio PHI, Ch Boys U20, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 h6 6.Bd3 Nc6)

6.Be2 Qb6 7.0-0 a5 8.a3 b3 (better is 8...Bd7!?=) 9.cb3+= Nge7 10.Nc3 Nf5 11.Na4 Qd8 12.Bb2 Bd7 13.Rc1 Be7 14.g4 Nh6 15.h3 f5 16.gf5 Nf5 17.Bd3 g6 18.Bf5 gf5 19.Kh2 0-0 (better is 19...b6!?=) 20.Rg1+/- Kh8 21.Qd2 Rg8 22.Qh6 Bf8? (22...Rc8 23.Nc5 Bc5 24.dc5+- (24.Rc5?! Rg1 25.Kg1 Qg8 26.Kf1 Qg7+=)) 23.Rg8 Kg8 24.Rg1 Kh8 25.Qh5 (better is 25.Qg5 Qg5 26.Ng5+- (26.Rg5?! Rc8=)) 25...Be8+= 26.Qh4 Qh4 27.Nh4 Bh6 28.Nc5 Bf7 29.Nb7 Rb8 30.Nc5 Bh5? (30...Bf8!?+=) 31.Ng2 (31.Ne6 Rb3 32.Bc1 Bf7+-) 31...Nd8 (31...Bf7 32.Rb1+/-) 32.Bc3 Nc6 33.f4 (33.Ne6?! Rb3 34.Ngf4 Bf7=) 33...Bf3 34.Rf1 Rg8?? (better is 34...Be4+/-) 35.Rf3+- (35.Rf3 Re8 36.b4 ab4 37.ab4+-) 1–0. Smith,J – Boron,Anthony, Internet Section, 2004. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 e6)

6.Be2 Qb6 7.a3 Bd7 8.ab4 Bb4 9.c3 Bf8 10.0-0 Nh6 11.Bh6 gh6 12.Qc1 Bg7 13.Ne1 0-0 14.Nd3 f6 15.Nc5 Qc7 16.ef6 Rf6 17.Nd2 Raf8 18.Bg4 Rg6 19.Qd1 b6 20.Nd7 Qd7 21.Qe2 Qd6 22.g3 e5 23.de5 Ne5 24.Bh3 Qe7 25.Rae1 Qg5 26.Bg2 Ng4 27.f4 Qf5 28.h3 Nf6 29.g4 Qd7 30.f5+/- Rg5 31.Nf3 Re8 32.Qd3 Rd8 33.Ng5 hg5 34.Re6 h5 35.gh5+- Nh5 36.Rg6 Nf4?? 37.Rf4! gf4 38.f6 Qe8 39.Rg7 Kf8+- 40.Re7 (40.Re7 Qh5 41.Rh7+-) 1–0. Sarihan,Sefa – Pietrzak,Wojciech, SL.2006.0.043, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

6.Be2 Nge7 7.0-0 Qb6 8.c3 bc3 9.Nc3 Nf5 10.Rb1 Qc7 11.Qa4 Bd7 12.Nb5 Qd8 13.Bg5 Qc8 14.g4 h6 15.Bd2 a6 16.gf5 ab5 17.Qc2 b4 18.Rfc1 ef5 19.Bb5 f4! 20.Rb3 (20.Bf4 Bf5 Combination) 20...Bf5 21.Qb2 Ra5 22.Bc6 bc6 23.Bb4 Bb4 24.Rb4 0-0 25.Rc3 Be4 26.Ne1 f3! 27.Qb3 (27.Nf3 Qg4) 27...f6 28.ef6?? (better is 28.Re3 Qg4 29.Kh1 fe5 30.de5-+) 28...Qg4 29.Kh1 Rf6 30.Rb8 Kh7 0–1. Rzepka,Piotr – Nakamura,Senri, CFriend SL–2004–0-00018 email, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Be2 Nge7 7.0-0 Nf5 8.a3 h5 (8...Qb6!? 9.Be3 f6=+) 9.ab4= Bb4 10.c3 Be7 11.Ba3 Bd7 12.Be7 Qe7 13.Na3 0-0 14.c4 (14.Bd3 b6=) 14...dc4 15.Nc4 Rfd8 16.Qd2 (better 16.Bd3!?=) 16...Be8-/+ 17.Qb2 Ncd4 18.Nd4 Nd4 19.Bh5? (19.Nd6 Ne2 20.Qe2 f6-/+) 19...Qg5 (better 19...Qc5!? 20.Qa2 Bb5-+) 20.Rfd1 Bc6 21.f4 Qh5 22.Rd4 Rd4 23.Qd4 Qe2 24.Ne3 a5 25.h3 (25.Rf1 a4-/+) 25...a4-+ 26.Rd1 (26.Ra3 b5-+) 26...a3 27.Rd2? (27.Rb1 b5-+) 27...Qb5 (27...Qe1!? 28.Kh2 a2 29.Nc2-+) 28.Kh2 (28.Qa1 Qb6 29.Re2 a2-+) 28...a2 29.Nc2 Qd5 30.Qb4 Qe4 31.Qe4 Be4 32.Na1 Bd5 33.Rc2 Ra4 34.Kg3 (34.Rf2 Re4 35.Rf1 b5-+) 34…Rb4 0–1. Abdelaal,Ibrahim – Prahov,V (2105), Quebec Open, 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

6.Be2 Nge7 7.a3 Nf5 8.ab4 Bb4 9.c3 Be7 10.0-0 0-0 11.Na3 Bd7 12.Nc2 Qc7 13.Ba3 Na5 14.g4 Ba3 15.Ra3 Ne7 16.Nd2 f6 17.ef6 Rf6 18.Ne3 Ng6 19.c4 dc4 20.Qa1 Nf4 21.Bf3 Nb3 22.Nb3 cb3 23.Rc1 Nh3 24.Kf1 Qh2 25.Bg2 Rf2 26.Ke1 Qg3 27.Nf5 Rf5 0–1. sbeaulieu (2565) – aimascar (2755), net–chess.com, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.Be3 Nge7 7.Nbd2 Nf5 8.Nb3 Be7 9.Qd2 0-0 10.Bf4 f6 11.Bd3 fe5 12.de5 a5 13.g3 (13.0-0 Bd7-/+) 13...h6 14.h4 (14.g4 Nh4 15.Nh4 Bh4-+) 14...Bd7 15.Bf5 Rf5 (worse is 15...ef5 16.Qd5 Kh8 17.0-0-0+=) 16.g4 Rf8 17.0-0-0 a4 (better is 17...Rf7 18.Nbd4 Qf8-+) 18.Bh6?? (better is 18.Nbd4-+) 18...ab3 19.cb3 Rf3 20.Bf4 (20.Be3 Ne5 21.g5 Ng4-+) 20...Bh4 (20...Qa5 21.Be3-+) 21.Rh2 (21.Be3 Ne5 22.g5 Bf2 23.Bf2 Nd3 24.Kb1 Nf2-+) 21...Ra2! 22.Qa2 Rf4 23.Rg2 (23.Rdh1 Rg4 24.Kb1 Qg5-+) 23...Qf8 24.Qe2 Rf2 25.Rf2 Bf2 26.Rd3 (26.Rd2 Bg3 27.Kd1 Qc5-+) 26...Qf4 27.Kd1 Ne5 28.Rh3 Qg4 29.Rh1 Qe2 30.Ke2 Ng4 31.Rh5 e5 32.Rh1 Kf7 33.Rf1 Ke6 34.Rh1 d4 35.Rh8 g5 36.Kf3 Kd6 37.Rg8 Be3 38.Rg6 Kd5 39.Rb6 Kc5 40.Rg6 d3 41.Rg7 Be6 42.Rg6 Kd5 43.Rg7 Kd6 44.Rh7 d2 45.Ke2 Bb3 46.Rh1 d1Q 47.Rd1 Bd1 48.Kd1 b3 (48...b3 49.Ke1 b2 50.Kd1 b1Q 51.Ke2 Qc2 52.Kf3 Nh2 53.Ke3 e4 54.Kd4 Qd3) 0–1. qr19kaash – cruiseylee78 (1700), gameknot.com, 2012. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Nf3 e6)

6.Ng5 Be7 7.Qh5 (7.Nf3!?+=) 7...g6-/+ 8.Qf3?? (better is 8.Qg4-/+) 8...Bg5-+ 9.h4 (9.Bb2-+) 9...Bc1 10.c3 (10.Nd2 Bb2 11.Rb1 Nd4 12.Qd3-+) 10...Bb2 11.h5 Ba1 12.hg6 fg6 13.cb4 Bd4 14.Bb5 Bd7 15.a3 Qg5 16.Nd2 Nge7 (16...Ne5 17.Bd7 Kd7 18.Qe2-+) 17.Nb3 Be5 (17...Rf8!? 18.Qh3 Rf2 19.Kd1-+) 18.Kf1 Qf5 19.Qe2 Qb1 20.Qe1 Qb3 21.Rh3 (21.Rh3 Qb2 22.Bc6 Nc6 23.Kg1-+). alanxxxxx – denjohn, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6)

6.h4 Qb6 7.h5 Bd7 8.a3 ba3 9.c3 Rc8 10.Na3 a6 11.Rh3 Qc7 12.Nd2 Na5 13.f4 f5 14.Be2 Nh6 15.Bb2 b5 16.Nc2 Qb6 17.Qb1 Ra8 18.Ne3 Be7 19.Qa2 Nc4 20.Ndc4 bc4 21.Ba3 Ba3 22.Qa3 Bb5 23.Rg3 Qc7 24.Bd1 Kf7 25.Rg5 g6 26.Ra2 Ng8 27.g4 Ne7 28.gf5 gf5 29.h6 Rhg8 30.Bh5 Ng6 31.Rag2 Bd7 32.R2g3 Qb6 33.Kf2 Rad8 34.Qc1 Qb3 35.Kf3 Be8 36.Rg6?? Rg6?? 37.Rg6+= hg6 38.Qg1 Ke7 39.Bg6 Qb8 40.Be8 Ke8?? 41.Qg7 (41.Qg7 Qb1 42.h7 Qh1 43.Ng2 Qh5 44.Kf2+-) 1–0. Kadas,Gabor (2275) – Szilagyi,Zsolt (2170), Hajduboszormeny op, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

6.h4 f5 7.Rh3 Nh6 (7...Bd7 8.Bg5 Qc7 9.Bd3+=) 8.Nh2 (8.Bg5 Qa5+=) 8...Qb6 9.Bh6 (9.Nf3 Ng4-/+) 9...gh6 (9...Qd4!? 10.Nd2 gh6-+) 10.Rd3+= Bd7 11.Be2 Rc8 12.a3 a5 13.Kf1 Be7 14.Bh5 Kd8 15.g3 Rg8 16.Be2 Kc7 (16...f4!?-/+) 17.ab4 ab4 (17...Bb4 18.Nf3=) 18.Nf3= f4 19.gf4 Rcf8 20.Nbd2 (20.Ke1!?+=) 20...Rf4= The isolani on h4 becomes a target. The pressure on d4 grows 21.Nb3 Be8 22.c3 Bg6-/+ 23.Re3 bc3 24.Rc3 Bb4 25.Re3 Be4 26.Nbd2? Bd2-+ 27.Qd2 Bf3 28.Bf3 Rd4 29.Qc2 Rg7 30.Rb3 Rb4 31.Rab1 Rb3 32.Rb3 Qa6 33.Be2 Qa1 34.Rb1 Qd4 35.Qb3 Kc8 36.Qa3 Qe5 37.Qf8 Kc7?? 38.Qa8= Kd6 39.Qf8?? Kc7?? 40.Qa8= Kd6 41.Qf8 Re7 42.Rb7 Qf5 43.Qf5 ef5 44.Rb6 Kc5 45.Rb5 Kd4 46.Rb6 Rc7 47.Ra6 f4 48.Bb5 Ne5 49.Kg2 Rg7 50.Kh3 f3 51.Ra4 Kc3 52.Be8 d4 53.Ra5 Re7 54.Bb5 d3 (54...d3 55.Ba4 Kb4-+) 0–1. Barendregt,Johan Teunis – Matulovic,Milan, Rubinstein Memorial, 1963. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

6.a3 ba3

7.Ba3 Qa5 8.c3 Ba3 9.Ra3 Qb6 10.Rb3 Qc7 11.Na3 a6 12.Bd3 (12.c4 f6+=) 12...f6 (better is 12...Na5!?-+) 13.ef6+= Nf6 14.0-0 (14.Nc2 0-0-/+) 14...0-0 15.Re1 Bd7 (15...Na5 16.Rb1-/+) 16.Ne5 Na5 17.Nd7 Nd7 18.Qh5?? (better is 18.Rb1-/+) 18...Nf6-+ (18...Nb3?? 19.Bh7 Kh8 20.Bg6 Kg8 21.Qh7) 19.Qh3 (19.Qd1 Nb3 20.Qb3 Ng4-+) 19...Nb3 20.Re6 Rae8 0–1. Unikum – Madsenm, playchess.de, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6 6.Nf3 ba3)

7.Ba3 Qa5 8.c3 Ba3 9.Ra3 Qc7 10.Bd3 f6 11.0-0 fe5 12.Ne5 Ne5 13.de5 Qe5 14.Re1 Qd6 15.Qg4 Kf7 16.Qh5 Kf8 17.c4 Nf6 18.Qf3 Kf7 19.Rb3 Rf8 20.Nc3 Kg8 21.Qg3 (21.cd5 ed5 22.Nb5-+) 21...Qg3 22.hg3 b6 23.cd5 ed5 24.Nb5 Bd7 25.Nd6 Rfd8 26.Nf5 Bf5 27.Bf5 Re8 28.Be6 Kf8 29.Kf1 Re7 30.Bf5 Rae8 31.Re7 Re7 32.f3 Kf7 33.Kf2 h5 34.Bd3 Nd7 35.Ra3 Nc5 36.Be2 a5 0–1. Cisnero,Juan Jose (2040) – Migliorini,Roberto (1980), SEMI Zilbermints Benoni–A email, 2002. (=1.d4 c5 2.b4 cb4 3.a3 e6 4.e4 d5 5.e5 Nc6 6.Nf3 ba3)

7.Ba3 Qa5 8.c3 Ba3 9.Ra3 Qd8 10.Bd3 Nh6 11.0-0 0-0 12.Qc2 g6 13.Ne1 f5 14.f4 Bd7 15.Rf3 Rc8 16.Qf2 Qe7 17.Nc2 a6 18.Ne3 Na7 19.Rh3 Nf7 (19...Ng4 20.Qe2 Ne3 21.Qe3 Bb5+=) 20.g4 (20.Qg3!?=) 20...Nb5 (20...Ng5 21.Rg3 Ne4 22.Be4 fe4 23.f5-/+) 21.Rb3 Rc7 (better is 21...Ng5 22.fg5 fg4 23.Ng4 Rf2 24.Kf2 Kg7+=) 22.gf5+= ef5?? (better is 22...gf5 23.Bf5 h6+/-) 23.Nd5+- Qd8 24.Nf6 Qf6 25.ef6 Nh8 (25...Nfd6 26.Qh4 Be6 27.Rb2+-) 26.Qh4 Be6 (26...Rf7 27.Nd2 Be6 28.Bb5 Bb3 29.Be8+-) 27.d5 (27.Rb2 Na7 28.Re2 Nc6 29.Re6 h5+-) 27...Bc8 (27...Bd5 28.Rb4 Na7 29.Rd4+-) 28.Rb5 (better is 28.Bb5!? ab5 29.Rb5 Re8+-) 28...ab5 29.d6 Rcf7 30.Bb5 Be6 31.Nd2 h5 32.d7! Rd8 33.Nf3 Rff8 34.Ne5 Nf7 35.Ng6 Nd6 36.Ne7 Kf7 37.Qh5 (37.Qh5 Kf6 38.Qg5 Kf7 39.Rh7#) 1–0. Lana Rodriguez,David – Codina Escudero,Juan, Aragon ONCE op 1st, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Ba3 a6 8.Bf8 Kf8 9.c3 (9.Nc3 Nge7=) 9...Rb8 10.Nbd2 b5 11.Nb3 Nge7 12.Be2 h5 13.h4 Nf5 14.Qd2 g6 (14...Qe7 15.Nc5=) 15.Rh3 Kg7 16.Bd3 Re8 17.Bf5 (17.Kf1 a5=) 17...ef5=+ (17...gf5?? 18.Rg3 Kf8 19.Nc5+-) 18.Kf1 a5 19.Nc5 a4 20.Ne1 (20.Rg3 Na5=+) 20...Qb6 (better 20...f4!? 21.Rf3 Qh4 22.Qf4 Qf4 23.Rf4 Bf5-+) 21.Ned3= Na5 22.f4 (22.Rg3!? Nc4 23.Qc1=) 22...Nc4-/+ 23.Qc1 Be6 ½–½. Gottschalck,C (1720) – Ramkilde,Mikael (1970), Xtracon Chess Open, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Ba3 Bb4 8.c3 Be7. Rodriguez Izquierdo – Sobrino Garcia, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6 6.Nf3 ba3)

7.Ba3 Bd7 8.Bf8 Kf8 9.c3 Na5 10.Bd3 Rc8 11.0-0 Qb6 12.Qe2 Ne7 13.Nfd2 a6 14.f4 Nb3 15.Ra3 Nd2 16.Nd2? (better is 16.Qd2 Kg8 17.Qf2=) 16...Rc3!-+ 17.Rc3 Qd4 18.Kh1 Qc3 19.g4 (19.Rf3 Qb4-+) 19...Bc6 20.h3 d4 21.Kh2 Nd5 22.Ne4 Qa5 23.Nd6 Nc3 24.Qe1 Qd5 25.Qg3 Qa2 26.Kg1 Ne2 (26...h5 27.gh5 Rh5 28.Nf7 Qg2 29.Qg2 Bg2 30.Kg2 Kf7 31.Kg3-+) 27.Be2 Qe2 28.Qh4?? Qg2 0–1. Zimmermann,Egon – Prescha,Kristiane (2015), Ruhrgebiet VK1, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Ba3 Nge7 8.Bd3 a6 9.h4 Bd7 10.h5 h6 11.Nbd2 Nc8 ½–½. Manea,Al (2410) – Carmaciu,L (2385), 2nd SPI Open, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 ba3 5.d4 d5 6.e5 Nc6 7.Ba3)

7.Na3 Ba3 8.Ra3 Nge7 9.Bd3 0-0 (better is 9...Qc7=) 10.Bh7+- Kh7?? (10...Kh8 11.Ng5 Nf5 12.Bf5 g6+-) 11.Ng5 Kg6 12.Rh3 Rh8 (12...Qa5 13.Kf1 Qb5 14.Kg1 Qe2 15.Qe2 Nd4 16.Qh5 Kf5 17.Nh7 g5 18.Qg5 Ke4 19.Nf6) 13.Nh7!! (13.Nh7 Qa5 14.Kf1 Qa6 15.Kg1 Qf1 16.Kf1 Kf5 17.Qf3 Kg6 18.Qg4) 1–0. Sevruk,Vitalij – Lauer,Frederic, ZN–2011–0-01370, 2011. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3)

7.Na3 a6 8.c3 f6 9.Bf4 g5 10.Bd2 (10.Bg3!? g4 11.Nd2 fe5 12.de5+=) 10...g4-/+ 11.Ng1 f5 (better is 11...fe5!? 12.Qg4 Nf6-/+) 12.h3 Ba3 13.Ra3 Qe7 14.Ra1 Qg7 15.hg4 fg4 16.Be3 Nge7 17.Be2 g3 18.f4 Nf5 19.Bc1 0-0 20.Nf3 Bd7 21.Rb1 b5 22.Qd2 Na5 23.Qa2 Nc4 24.Bd3 h6 25.Nh4 Nfe3 ½–½. Hoffer,Tristan (1970) – Grosdemange,David, Vandoeuvre op, 2004. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3)

7.Na3 a6 8.Bd3 Bd7 9.0-0 b5 10.c3 h6 11.Nc2 Na5 12.Ba3 Nc4 13.Bf8 Kf8 14.Qc1 Ne7 15.Nd2 g6 16.Nb3 Kg7 17.Nc5 a5 18.Qf4 Be8 19.Qf6 Kh7 20.Ne3 Nc6 21.Qd8 Rd8 22.Ng4 Rc8 23.Nf6 Kg7 24.Bc4 dc4 (worse is 24...bc4 25.Nb7+=) 25.Nb7 b4 26.Nd6 (worse is 26.Na5 bc3 27.Nb7 Nd4-/+) 26...Rb8 (26...Rd8 27.Nde8 Rhe8 28.Ne8 Re8+=) 27.cb4?? (better is 27.Rfc1 b3 28.Rcb1+/-) 27...ab4+= 28.Nfe8 (28.Ra4!?+=) 28...Rhe8-/+ 29.Ne8 Re8 30.Rfd1 Rd8 31.Ra6 Ne5 32.Kf1 Nd3 33.Ke2 Rd4 34.Ke3 e5 35.Rc6 b3 36.Rb6 h5 37.g3 g5 38.f4 gf4 39.gf4 Rf4 40.h3 b2 41.Rg1 Kf8 42.Rb7 Nf2 43.Rb2 Ne4 44.Rb5 f6 45.Rb7 Nd6 46.Rh7 Nf5 47.Kd2 Rf3 48.Ra1 Kg8 49.Rc7 c3 50.Ke1 Ng7 51.Raa7 Rg3 52.Kf2 Rg6 53.Rc3= ½–½. Ruggeri,Pietro (2145) – Cazzaniga,Walter (2175), Bratto op, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Na3 a6 8.Bd3 f6 9.0-0 b5 (9...Nb4!?=) 10.Nb5+= Bb7 (10...ab5 11.Ra8) 11.Nc3 Nb4 12.ef6 Nf6 13.Re1 h6? (13...Nd3 14.Qd3 Ne4 15.Ne4 de4+/-) 14.Bg6+- Kd7?! (14...Ke7 15.Ba3 a5+-) 15.Ne5 (15.Ne5 Kc8 16.Nf7+-) 1–0. bulent_2010 – mrmoto, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Na3 Bb4 8.Bd2 Ba3 9.Ra3 Nge7 10.Bd3 Nf5 11.c3 0-0 12.0-0 f6 13.Qb1 (13.Re1!?=) 13...fe5+= 14.de5 Ne5 15.Ne5 Qd6 16.g4 Qa3 (worse is 16...Qe5 17.gf5 ef5 18.Re1+/-) 17.gf5 ef5 18.c4 d4 (better is 18...Qd6 19.Re1 Re8+=) 19.Bb4+/- Qa6 20.Bf8 Kf8 (better is 20...Qf6!?+/-) 21.Bf5+- Qh6 (21...g6 22.Bc8 Rc8 23.Qb4 Kg8+-) 22.f4 (22.f4 Qb6 23.Qb6 ab6 24.Bh7+-) 1–0. Lehmann,Holger (2160) – Hansson,Susanne, Holger Blomstrand's op, 1997. (=1.Nf3 e6 2.e4 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Na3 Bb4 8.Bd2 Bd2 9.Qd2 a6 (better is 9...Nge7!?+=) 10.Nb5+= Nh6 11.Nd6 Kf8 12.Bd3 (better is 12.c4+=) 12...Nf5? (better is 12...f6 13.Qe2 Nf7 14.Nf7 Kf7 15.ef6 Qf6=) 13.Bf5+- ef5 14.0-0 (14.Ng5!? Be6 15.Nb7+- (15.Ne6?! fe6 16.0-0 b5+=)) 14...h6 15.Qd3 Ne7 (15...Kg8 16.Rfb1 (16.Nf5?! Nb4 17.Qd2 Bf5 18.Qb4 b5=) 16...g6 17.Qc3+-) 16.Rfb1+/- Ra7? (16...Qc7 17.Nd2 Rb8 18.Rb2+/-) 17.c4 (17.Qa3 g6 18.c3 Kg7+/-) 17...Be6 (better is 17...b6!?+/-) 18.c5+- Bc8 19.Rb6 g6 20.Qb3 (20.Rab1 Kg7+-) 20...Kg7 21.Nb7 Bb7+/- 22.Rb7 Qa8 23.Rb6 Rc8 24.h4 Rcc7 25.h5!+- g5 26.Ra3 Qc8 27.Qd3 Rc6 28.Qb1 Qd7 29.Rab3 Rac7 30.Qa2 Ra7 31.Qd2 Rac7?? 32.Ng5+- hg5 33.Qg5 Kf8 34.Rg3 Qe6 35.Rb8 Rc8 36.Rb7 R8c7 37.Qg7 Ke8 38.Rc7 Rc7 39.h6 Ng6 40.h7 (40.h7 Ke7 41.Rg6 Qg6 42.Qg6 fg6 43.h8Q+-) 1–0. Gietl,Thomas (2245) – Sattler,Stefan (2065), Landesliga Nord, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Na3 Bb4 8.Bd2 Bd2 9.Qd2 Nge7 10.Bd3 Bd7 11.0-0 a6 12.Qf4 h6 13.Rab1 b5 14.c3 0-0 15.Nc2 Na5 16.Ne3 Nc4 17.Ng4 Ng6 18.Nh6 Kh8?? (better is 18...gh6!? 19.Qh6 Qe7+/-) 19.Nf7+- Rf7 20.Qf7 (20.Qf7 Be8 21.Qe6+- (21.Bg6 Bf7 22.Bf7 Qe7+=)) 1–0. Sevruk,Vitalij – Shim Ng Min,Francis, RE–2011–0-00060, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3)

7.Na3 Bd7 8.c3 Qa5 9.Qb3 Rb8 10.Bd3 Nge7 11.0-0 Nf5 (11...Nc8 12.Bg5=) 12.Bd2 Qd8 13.Bf5 ef5 14.Rfe1 (14.Bg5 Be7 15.Be7 Ne7+=) 14...Ba3 15.Ra3 Be6 16.Ng5 0-0 17.Nf3 b5 18.Bg5 Qd7 19.Rea1 a5 20.R3a2 a4 21.Qc2 Na5 22.Re1 Nc4 23.Bc1 Ra8 24.Ba3 (24.Ba3 Rfe8 25.Nd2-/+). rayzrating – nimzo1, ChessWorld.net, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3)

7.Na3 Bd7 8.c3 Qa5 9.Qc2 Rc8 10.Bb2 f6 11.Nc4 (11.Qb3!?+=) 11...Qc7-/+ 12.Ne3 fe5 13.de5 Ne5 14.Ne5 Qe5 15.Qd2 a6 16.Bd3 (16.c4!? Qf4 17.g3-/+) 16...Nf6 17.c4 Qd6 (17...Qf4 18.Bf6 gf6 19.g3-+) 18.Qe2 Qb4 19.Kf1 dc4 20.Bc4 (20.Nc4 Nd5 21.Qh5 Kd8 22.Qg5 Qe7 23.Qg3-/+) 20...Bc5 (better is 20...Nd5 21.Nd5 Qc4 22.Qc4 Rc4-+) 21.Be6?? (21.Bf6 0-0 22.Nc2-/+) 21...Be6-+ 22.Nd5 Qc4 (22...Qg4 23.Nf6 gf6 24.Qg4 Bg4 25.f3-+) 23.Nf6?? (better is 23.Qc4 Bd5 24.Re1 Kf7 25.Qh4+-) 23...gf6-+ 24.f3 Qd5 25.g4 Be7 26.Kg2 0-0 27.Rad1 Qc6 28.Rhf1 Bg4 29.Kg3?? Be6 30.Qe3 Rcd8 31.Qh6 Rd1 32.Rd1 Bd6 33.Kh4 Qc4 34.Bd4 Kf7 35.Qh7 Ke8 36.Qh6 Be5 37.Qh5 Ke7 38.Qh7 Rf7 39.Qe4 Bd4 40.Rd4 Qc6 41.Qd3 Qc5 42.f4 Qf5 43.Qa3 Ke8 44.Qa4 b5 45.Rd8 Kd8 46.Qa5 Ke8 47.Kg3 Rg7 48.Kf3 Bd5 49.Ke3 Qe4 (49...Qe4 50.Kd2 Rg2 51.Kc3 Rc2) 0–1. Klein,Rafael – Bacsi,Andras (2075), Budapest FS03 FM, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3)

7.Na3 Bd7 8.Bd3 a6 9.0-0 b5 10.Be3 Bb4=+ 11.Ng5 Bc3 12.Qh5 The pressure on h7 grows 12...g6 (12...Nh6!? 13.Rad1 Qe7 14.Bb5 ab5 (14...Qa3? 15.Bc6 0-0-0 16.Bd7 Rd7 17.Rb1+-) 15.Nb5 Ba5 16.Nd6 Kf8-/+) 13.Qf3= Nh6 14.Qh3 (14.Bb5 Nd4 (14...ab5 15.Nb5 Ra1 16.Nd6 Kf8 17.Ra1+-) 15.Bd7 Qd7 16.Bd4 Bd4=+) 14...Nf5 Will d4 fall? 15.Bf5 ef5 (15...Ba1 16.Ra1 ef5 17.Qh6=+) 16.Qh6= Be6 (worse 16...Nd4 17.Qg7 Rf8 18.Bd4 Bd4 19.Nh7+-) 17.Qg7 (better 17.Nb5!? ab5 18.Ra8 Qa8 19.Qg7=) 17...Kd7-/+ 18.Nb5 (18.Rad1 h5 19.Nb1 Bb2=+) 18...Ba1 (18...ab5?! 19.Ra8 Qa8 20.Ne6 Ke6 21.Qf6 Kd7 22.Qf7 Kc8 23.Qe6 Kc7 A) worse 24.Qd5 Rd8 25.Qb5 Nd4 (25...Bd4?! 26.Bg5=+) 26.Qc4 Qc6-+; B) 24.Qd6 Kc8 25.Qe6 Kb8 26.Qd6 Kc8 27.Qe6=) 19.Ne6 (19.Nf7?? Qf8 20.Qf8 Rhf8-+) 19...Ke6 20.Nd6 Qf8 (20...Bd4 21.Qf7 Ke5=) 21.Qf6-/+ Kd7 22.Rb1 (22.Nf7 Qe7 23.Ra1 Qf6 24.ef6 Rhe8-/+) 22...Rb8-/+ (22...Nd4 23.Nf7 Rb8 24.Ra1+-) 23.Rb8?? (23.Ra1 Qe7 24.Qf7 Qf7 25.Nf7-/+) 23...Nb8 (better 23...Qb8 24.g3 Rf8 25.Nf7 Qb4 26.e6 Kc7-+) 24.Nf7 (better 24.Bh6 Qh6 25.Qf7 Kd8 26.Nb7 Kc8 27.Nd6 Kd8 28.Nb7 Kc8 29.Nd6 Kd8=) 24...Ke8?? (better 24...Qb4 25.g3 Rg8+=) 25.e6 (25.Qe6 Qe7 26.Nd6 Kf8 27.Bh6 Qg7 28.Qf7) 25...Qb4 (25...Qe7 26.Qh8 Qf8 27.Qf6 Qe7 28.Nd6 Kd8 29.Qh8 Qe8 30.Qe8 Kc7 31.Qc8 Kd6 32.Bf4 Ke7 33.Bg5 Kd6 34.Qc5 Ke6 35.Qe7) 26.Qe5 (26.Qe5 Qe1; 26.Qd8) 1–0. Garcia Trobat,Francisco – Pastor Villalba,Arturo, Spanish Veterans Championship, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Na3 Nge7 8.c3 Ng6 9.Bd3 Be7 10.Qc2 Bd7 11.Nb5 a6 12.Nd6 Bd6 13.ed6 Rc8 14.Qd2 Na5 15.h4? (better is 15.Qb2+=) 15...Nb3-+ 16.Qb2 Na1 17.Qa1 Qb6 18.h5 Nf8 19.h6 g6 20.Bg5 Qd6 21.Bf6 Rg8 22.Kd2?? (22.0-0-+) 22...Qf4 23.Ke2 Qf6 24.Rb1 Bc6 25.Ne5 Nd7 26.Nc6 bc6 27.Qa6 Qd8 28.Rb7 Rc7 29.Rb1 f6 30.Qa4 Kf7 0–1. Lahti,Jouko – Haataja,Riku, Kuopio op, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Na3 Nge7 8.c3 Ng6 9.h4 Be7 10.h5 Nf8 11.Nb5 Nd7 12.h6 g6 13.Nd6 Bd6 14.ed6 0-0 15.Bb5 f6 16.0-0 Nb6 17.Bf4 Qe8 18.Nh2 a6 19.Bd3 Nc4 20.Bc4 dc4 21.Ng4 b5 22.Re1 Nd8 23.d5? a5 24.Rb1? Bd7 25.Qd4 Qf7 26.Be5 fe5 27.Ne5 Qe8 28.Nd7 Qd7 29.de6 Ne6 30.Re6 Qa7 31.Qh4 Qc5= 32.Rbe1 1–0. Sevruk,Vitalij – Basson,Heinrich, SF–2011–0-00087, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Na3 f5 8.Nb5 Nh6 9.Bh6 gh6 10.Nd2 Rg8 11.Qh5 Rg6 12.g4 Kf7 (worse is 12...fg4 13.Bd3+/-) 13.gf5 ef5 14.Bd3 Qg5 15.Qg5 hg5 16.c4 Nb4 17.Bb1 Bd7 18.Nc3? (18.Nc7 Rc8 19.Nd5 Nd5 20.Ra7-+) 18...dc4-+ 19.0-0 Nc6 20.e6 Re6 21.d5 Rh6 22.dc6 Bc6 23.Bf5 Bd6 24.h3 g4 25.Bg4 Rh3 26.f3 Rg3?? 27.Kf2+= h5? 28.Nde4 (28.Nde4 Be5 29.Bh5 (29.Ng3 hg4 30.Rac1 Bf3+=) 29...Ke6 30.Ng3 Bc3 31.Bg4 Ke5 32.Rad1+-) 1–0. Vavra,Pavel (2365) – Pachmann,Ales (2190), Bohemians Prague, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Bb5?? Qa5 8.Nc3 Bb4-/+ (8...Qc3?! 9.Bd2 Qb2 10.Rb1=).

7.Bb5?? Bd7?? 8.c4 (8.Bc6 Bc6 9.Ba3 Qa5 10.Nfd2 Ne7=+) 8...Bb4 (8...dc4!? 9.Bc4 b5-/+) 9.Bd2=+ Bd2 (9...Nge7 10.Bc6 Nc6 11.Bb4 Nb4 12.Na3 dc4 13.Nc4-/+) 10.Nbd2 Nge7 11.Ra3 0-0 12.0-0 f6 (12...dc4 13.Bc4 Nb4 14.Qe2=+) 13.ef6= Rf6 14.c5 a6 (14...Be8 15.Bc6 Nc6 16.Qb3=+) 15.Bd3 Ng6 (15...Nf5 16.Bf5 Rf5 17.Qb3=) 16.Qb1 e5 17.de5 Nge5 (17...Nce5 18.Ne5 (worse 18.Qb7 Bc6 19.Qb1 Nd3 20.Rd3 Bb5-+) 18...Ne5 19.Bh7 Kh8 20.Bc2=) 18.Bh7+= Kf8 (18...Kh8 19.Re1 Nf3 20.Rf3+= (20.gf3?? Rh6 21.f4 Rh7-+; 20.Nf3?! Qf8+=)) 19.Re1 (19.Qb7 Ra7 20.Qb1 Nf3 21.Rf3 Bg4 22.Rf6 Qf6+-) 19...Rb8?? (better 19...Qc7+=) 20.Ne5+- (20.Ne5 Ne5 21.Re5+-; 20.Re5?! Ne5 21.Ne5 Qc7+-) 1–0. bulent_2010 – theredflash06, ChessWorld.net, 2015. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 ba3 6.Nf3 e6)

7.c3 a2 8.Ra2 Qb6 9.Bd3 Nge7 10.Na3 Ng6 11.0-0 Be7 12.g3 (12.Nb5 Bd7=) 12...f6 13.ef6 Bf6 14.Qc2 Nce7 (14...0-0 15.Bg6 hg6 16.Bf4=+) 15.h4 Bd7 (15...e5 16.Bg6 Ng6 17.de5=) 16.h5 Nf8 17.h6 (17.Bf4 Qd8=) 17...g6 (better 17...Nfg6=+) 18.Bf4+= Nf5 (18...Qd8!?+=) 19.Rb1+/- Qd8 20.Rb7 Rc8? (better 20...Bc8!? 21.Qa4 Nd7+-) 21.Qd2 (21.Nb5 a6 22.Ra6 Kf7 23.Bf5 gf5 24.Nd6 Kg6+-) 21...Bc6 (21...a6 22.Ba6 g5 23.Ng5 (worse 23.Bg5 Bg5 24.Ng5 Rg8+-) 23...Nh6 24.Nb5+-) 22.Ra7 Nd7 23.Nb5 0-0 24.Ne5 (better 24.Nc7 Rf7 25.Ne6+-) 24...Ne5 25.de5 Be7 26.Nd6! Nd6 (26...Bd6 27.ed6 Passed pawn; 26...Nd6 27.ed6 Passed pawn) 27.ed6 Bd6?? (better 27...Bf6 28.Qe3 Bd7+-) 28.Rg7 (28.Bd6 Rf7 29.Rf7 Qd6 30.Rg7 Kf8+-) 28...Kh8 29.Bd6 Qd6 30.Raa7 Qe5 31.Rh7 (31.Qe3 Bd7 32.Qe5 Rf6 33.Rg8 Rg8 34.Qf6 Rg7 35.Qg7) 31...Kg8+- 32.Rag7 (32.Qe2 Rf7 33.Qe5 Kh7 34.Rf7 Kh6 35.Qe3 g5 36.Rh7) 32...Qg7 33.Rg7 Kh8 34.Bg6 (34.Qg5 Bb7 35.Qg6 Rf2 36.Rh7) 34...e5 (34...Rf7 35.Rf7 Rb8 36.Qd4 e5 37.Qe5 Kg8 38.h7) 35.Qg5 d4 (35...Rf6 36.Rh7 Kg8 37.Qf6 Rb8 38.Qf7) 36.Rh7 Kg8 37.Be4 1-0. Abrashkin,B (2405) - Liyanage,Ranindu Dilshan (2175), Titled Tuesday, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

7.c3 a2 8.Ra2 Nge7 9.Na3 Nf5 10.Bd3 Be7 11.g4 Nh4 12.Nh4 Bh4 13.Nb5 0-0 14.g5 Bg5 15.Rg1 (15.Qh5!? h6 16.Ba3=+) 15...Bc1-/+ 16.Qc1 f5 17.Qh6 Qe7 18.f4 Kh8 19.Qh3 Bd7 20.Rag2 Rg8 21.Nd6 Be8 22.Rg3 g6 23.Kd2 (23.Bb5 a6 24.Bc6 bc6-/+ (24...Bc6?! 25.Rg6 Rg6 26.Rg6=)) 23...Rd8 (23...a5 24.Rb1 Nd8 25.Rg2-/+) 24.Bb5 Rd6 25.ed6 Qd6 26.Qh4 Qe7 27.Qh6 Qf8 28.Qh4 Rg7 29.Bc6 Bc6 (better 29...bc6 30.Re1 Qe7 31.Qe7 Re7=+) 30.Rg6+/- Be8?? (better 30...Rg6 31.Rg6 Bd7+/-) 31.Rg7+- Qg7 32.Rg7 Kg7 33.Qe7 Bf7 34.Qd6 1-0. Shirazi,K (2355) - Savchenko,B (2560), Titled Tuesday, 2020. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.Nf3 Nc6 5.d4 ba3 6.c3 d5 7.e5)

7.c3 a2 8.Ra2 h5 9.Bd3 Be7 (9...Nh6 10.Na3=+) 10.h4 (10.0-0 Nh6=+) 10...Nh6 11.Bg5 (11.Na3 Nf5=+) 11...Ng4 (11...Nf5 12.Bf5 ef5 13.0-0=) 12.Nbd2 Bd7 0–1. fasano (2090) – kylion (1685), gameknot.com, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.c3 b5 8.Bb5 Bd7 9.Na3 Ba3 10.Bc6 Bc6 11.Ba3 Ne7 12.0-0 0-0 13.Nh4 Re8 14.f4 Nf5 15.Nf5 ef5 16.Qh5 g6 17.Qh6 Re6 18.Rf3 f6 19.Bc5 a6 20.Rh3 Qd7 21.Ra6! Ree8?? (21...Ra6 22.Qf8 Mate attack) 22.Rc6 Rac8 (22...Ra1 23.Kf2 Ra2 24.Ke3+-) 23.Rc8 Rc8 24.ef6 Kf7 (24...Qf7 25.Re3 Qf6+-) 25.Qg7 Ke6 (25...Ke8 26.Qf8) 26.Re3 1–0. Scacco,Mauro (2100) – Willoughby,Peter, RI–2006–0-00072, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

7.c3 b6 8.Bd3 a5 9.Na3 Ba6 10.0-0 Bd3 11.Qd3 Nge7 12.Ng5 h6 13.Qh3 Ng6 14.Nf3 (14.Ne6 Qd7 (14...fe6? 15.Qe6 Nce7 16.Nb5+-) 15.Nf4 Nf4 16.Qd7 Kd7 17.Bf4 Ba3 18.Ra3 b5-/+) 14...Be7 15.Nb5 Na7 16.Na7 Ra7 17.Ba3 Ba3 18.Ra3 Qe7 19.Rb3 Rb7 20.Rfb1 0-0 21.Qg4 Rfb8 22.h4 b5 23.h5 Nf8 24.Nd2 a4 25.Rb4 Qc7 26.Qf3 Nd7 27.Qd3 Qc6 28.f4 Rb6 29.Nf3 (29.R1b2 Rc8 30.Nb1 Qc7=+) 29...R8b7 30.Nh4 White intends f5 30...Nb8 31.f5 Na6 32.f6? (better 32.R4b2 b4 33.fe6 Qe6 34.cb4-/+) 32...Nb4-+ 33.Qg3 Kf8 (33...g5 34.hg6 Qc7=) 34.Qg7= Ke8 35.Qg8 Kd7 36.Qf7 (better 36.cb4 a3 37.Rf1=) 36...Kc8?? (better 36...Kd8 37.Qf8 Qe8 38.Qb4 Qh5 39.Qf8 Qe8 40.Qh6 Rc7-/+) 37.Qf8+- Kc7 38.f7 (38.Rb4 a3 (38...Qc3 39.Kh2 Qc1 40.f7 Qf4 41.g3 Qd2 42.Kh3+-) 39.f7 a2 40.Qe7 Kb8 41.f8Q Ka7=) 38...Rb8 39.Qe7 (better 39.Qg7 Qd7 40.cb4+-) 39...Qd7+/- 40.Qb4?? (better 40.f8Q Rf8 41.Qf8+-) 40...R6b7?? (better 40...Qf7 41.Ng6 Rc8=+) 41.Qc5 Qc6 42.Qe7 (42.f8Q!? Rf8 43.Qf8 Rb8 44.Qh6 a3+-) 42...Kb6 43.f8Q Rf8 44.Qf8 Ra7 (44...Qc3 45.Nf3 a3 46.Qa8+- (worse 46.Qh6 a2 47.Qe6 Ka5+-)) 45.Qd8 (45.Qh6 Re7+-) 45...Qc7 (45...Rc7+-) 46.Qd6 (46.Qf6 Qc6+-) 46...Qc6?? (better 46...Qd6 47.ed6 Kc6+-) 47.Qc6 (better 47.Qa3 Ka6+-) 47...Kc6 48.Ng6 a3 (48...Rf7 49.Ra1+-) 49.Nf4 a2 50.Ra1 b4 51.Ne6?? (better 51.cb4 Kb5 52.Ne6 Kb4 53.Nf4+-) 51...b3-+ 52.Nd8 Kc7 (52...Kd7 53.Nf7 b2 54.e6 Ke6 55.Re1 Kf7 56.Rf1 Kg7-+) 53.e6 (53.Ne6 Kc8 54.Rf1-+) 53...b2 54.e7 ba1Q 55.Kh2 Kd7 (55...Kd7 56.Nc6 Qd1 57.Ne5 Ke7 58.Ng6 Ke8 59.Nh4 a1Q 60.Kg3 Qe1 61.Kh3 Qe3 62.Nf3 Qh1 63.Kg4 Qg2 64.Kf5 Rf7) 0-1. Budagova,Leyla - Valkova,Angelika (1975), Djerba Women Online, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

7.c3 Qb6 8.Bd3 Bd7 9.Ng5 g6 10.Qf3 Nd8 11.Na3 Ba3 12.Ba3 h6?? (12...Qa5 13.Bb2 Qb6 14.Qe2+=) 13.Nh3?? (better is 13.Nf7 Nf7 14.Bg6+-) 13...Ne7?? (better is 13...g5+=) 14.Qf6+- (14.Qf6 0-0 15.Qe7+-) 1–0. La Rota,Fabio (2345) – Neves,Jose Joaquim (2030), Internet Section, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.c3 Qc7 8.Bd3 f6 9.0-0 fe5 10.de5 Ne5 11.Ne5 Qe5 12.Re1 Qc7 13.Qh5 Qf7?? (better is 13...Kd8-/+) 14.Bb5+- Ke7 15.Ba3 Kf6 16.Qe5 Kg6 17.Bd3 Kh6 18.Bc1 (18.Bc1 Qf4 19.Bf4 g5 20.Qg5) 1–0. Storey,Charles (2215) – Cortes,Martin Gustavo, Internet Section, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.c3 Qc7 8.Bd3 f6 9.0-0 g6 10.Na3 a6 11.c4 Nb4 12.Be2 Bd7 13.h4 (13.Qb3 a5=) 13...Rd8 14.h5 (14.ef6 Nf6 15.Bg5 Be7=) 14...f5 (14...dc4 15.ef6 Nf6 16.Bg5+=) 15.c5 b6 (worse is 15...gh5 16.Ng5 Ne7 17.Bh5 Ng6 18.Qd2+/-) 16.Bg5 Be7 17.cb6 Qb6 18.Qd2 h6 19.Be7 Ne7 20.hg6 Ng6 21.Rfb1 a5 22.Nh2 Ke7 23.Bh5 (23.Nc2!?+=) 23...Be8= 24.Nc2 Rb8 25.Ra3 (25.Be2!?=) 25...Ne5+= 26.de5 Bh5 27.Rh3 Bf7 28.Rh6 Rh6 29.Qh6 Qc5 (worse is 29...Nc2 30.Qh4 Kd7 31.Rb6 Rb6 32.Qa4 Rc6 33.g4+/-) 30.Ne3 Kd7 31.Nf3 Rg8 32.Qf4 Bh5 33.Nd4= Qc7 34.Ne6!+/- Ke6 35.Qf5 Ke7 36.Qh5 Rf8 37.Qg5 Ke8 38.Nf5 Qh7 39.Nd6 Kd7 40.Qg4 Kc6 41.Rc1 Kb6 42.Qd4 Ka6 43.Qc5 Qd3 44.Ra1 (44.Ra1 Qb5 45.Qb5 Ka7 46.Qb7#) 1–0. Ciobanu,Aurelian (2230) – Gogulancea,Radu (1955), Predeal op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.c3 Qc7 8.Bd3 f6 9.Qe2 fe5 10.de5 (10.Ne5 Ne5 11.de5 a6-/+) 10...Nh6 (10...Bd7!?-/+) 11.Bh6+= gh6 12.0-0 (12.Na3 Ba3 13.Ra3+=) 12...Bg7 Black threatens to win material: Bg7xe5 (12...Qa5!?-/+) 13.Re1= 0-0 (13...a6 14.Na3 Na7 15.c4=) 14.Na3 a6 Covers b5 (14...Bd7 15.c4=) 15.c4 (15.Nb5 Qd7 16.Bc2+=) 15...Rf3 (better is 15...Qe7!?= should be considered) 16.Qf3+/- (16.gf3 Qf7 17.Kh1 Nd4 18.Bh7 Kh8-/+) 16...Ne5 17.Qg3 Bd7 18.cd5 ed5 19.Ra2 (19.Rad1!?+/-) 19...Rc8+= 20.Rc2 White threatens to win material: Rc2xc7 20...Bc6 21.Bf5+- Rf8 22.Be6 Kh8 23.Rce2 Re8 24.Bf5 Qe7 25.Nc2 Qg5 26.Nd4+- Qg3 27.hg3 Rf8 28.Re5 Be5 29.Re5 Kg7 30.f4 Rb8? 31.Re7 Kf6 32.Rh7 Ba4 33.Rh6 Kg7 34.Rb6 Be8 35.g4 a5 36.Be6 a4 37.Bd5 (37.Bd5 Bd7 38.f5+-) 1–0. Fiori,Nicolas – Crotti,Lucas, ARG–ch Superior, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

7.c3 g6 8.Na3 Nge7 (8...h5!?+=) 9.Nb5+- Bg7 (9...Nf5!? 10.g4 Ng7+-) 10.Nd6+- Kf8 11.Ng5 Ne5? (better 11...f6 12.Ngf7 Qc7 13.Nh8 fe5+-) 12.de5 Be5 13.Ngf7 Qc7 14.Nb5 Bc3 15.Bd2 Bd2 16.Qd2 Qb8 17.Qd4 Kf7 18.Qh8 h5 19.Qc3 Nc6 20.Qg3 (20.Be2!? a6 21.Qa3 e5+-) 20...Qg3 21.hg3 a6 (21...Kf6 22.g4! hg4 23.Rh8+-) 22.g4! Nb4 (22...hg4 23.Nd6 Combination) 23.Kd2 1–0. Calvi,Stefan (1995) – Hinteregger,Arthur (2215), 9th International Schach–Open Neumarkt, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.c3 g6 8.Bd3 Bg7 9.Na3 a6 10.Nb5 Bf8 11.h4 Bd7 12.Na3 h5 13.Bg5 Be7 14.Bd2 Nh6 15.Nc2 Qc7 16.0-0 Nf5 17.g3 Nd8 18.Qe2 Rc8 19.Ne3 Bc6 20.Ng2 Qd7 21.Rfb1 Kf8 22.Nf4 Kg7 23.Ng5 Bg5 24.hg5 h4 25.g4 h3?? (better is 25...Ne7=) 26.gf5+- ef5 27.e6! Ne6 (27...Ne6 28.Qe5 Double attack; 27...fe6 28.Qe5 Deflection) 28.Ne6 Qe6 29.Bf4 (29.Qf3!?+/-) 29...Qe2+= 30.Be2 f6 31.Bf3 (31.gf6!? Kf7 32.Kh2+/-) 31...Rh7 32.Re1 fg5 33.Bg5 Kf8 34.Kh2 Bb5 35.Re3 Bc4 36.Rae1 Rcc7 37.Re8 Kf7 38.Rd8 (38.Rd8 b5 39.Ree8+-) 1–0. Kappelt,Joerg (2130) – Mursaniow,Joerg (1860), Niederrhein–ch, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 g6)

7.c3 h5 8.Bd3 Nh6 9.0-0 f6 =.

7.c3 h5 8.Bd3 Nh6 9.Ba3 Ba3 10.Na3 g6 11.Nb5 Kf8 12.Qc1 a6 13.Qf4 Kg7 14.h3 Nf5 15.0-0 Rb8 16.Nd6 Nd6 17.ed6 b5 18.Rae1 Qf6 19.Qd2 Rd8 20.Re3 Rd6 21.Ne5 Qd8 22.f4 Ne7 23.g4 hg4 24.hg4 b4 25.f5 ef5 26.Rh3 Ng8 27.Qh2 Nf6 28.gf5 Bf5 29.Bf5 gf5 30.Rf5 Qa5 31.Rg5 Kf8 32.Ng6 fg6 33.Qd6 Kg7 34.Qe7 Black resigns 1–0. KeRuKinetik (2165) – playertttx (1985), FICS rated standard game, 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 h5)

7.c3 h5 8.Bd3 Nh6 9.h4 Nf5 10.Ba3 Bd7 11.Bf8 Kf8 12.Qb3 Bc8 13.Na3 Nce7 14.0-0 Rh6 15.g3 Ng6 (15...b6 16.Rfb1+=) 16.Rfb1 Nge7 17.Nb5 a6 18.Qa3 Kg8 19.Qc5 Bd7 20.Nd6 Nd6 21.ed6 (21.Qd6?! Nc8 22.Qb4 b5+=) 21...Nc6 (21...Nc8 22.Rb7 Be8+-) 22.Rb7+/- Rf6 23.Ne5 Ne5 24.de5 Rf3 25.Be2 Rf5 26.f4 (26.Qc7 Re5 27.Ba6 Be8+-) 26...Bc8? (26...Bb5 27.Bb5 d4 28.Bd3 Rf4 29.Qc7+-) 27.Ra7 (27.Re7!? Bd7+-) 27...Ra7 28.Qa7 g5? (28...f6 29.Bd3 fe5 30.Bf5 ef5 31.fe5 f4+-) 29.hg5 h4 30.Qc7 Qf8 (30...Qc7 31.dc7 Kg7 32.Ba6+-) 31.Kg2 Kg7 32.Bd3 (better is 32.Ba6!? Ba6 33.d7 Bc4+-) 32...hg3 33.Bf5 ef5 34.Qe7 Qh8 (34...Kg8+-) 35.Rh1 (35.Rh1 Qh1 36.Kh1+-) 1–0. Alonso Martinez,Tomas (2260) – Dieguez Lopez,Osvaldo, La Coruna op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 h5)

7.Bd3 a2 8.Ra2 Nb4 9.Rb2 Nd3 10.Qd3 Ne7 11.Nc3 Nc6 12.Ne2 Be7 13.h4 Nb4 14.Qd2 a5 15.Rh3 b6 16.Rg3 g6 17.c3 Nc6 18.Qh6 Bf8 19.Qf4 Ra7 20.h5 Ba6 21.Qg4 Qc8 22.Rh3 Bd3 23.hg6 Bg6 24.Nh4 Ba3 25.Ng6 fg6 26.Rc2 Bc1 27.Rc1 0-0 28.Nf4 Raf7?? 29.Qe6 Qe6+= 30.Ne6 Re8 31.Ng5 Ra7 32.Kd2 a4 33.Rch1 Ree7 34.f4 a3 35.g4 Na5 36.Kc2 Nc4 37.f5 gf5 38.gf5 Rg7 39.Nf3 Rg2 40.Kb1?? a2-+ 41.Ka1 Na5 (41...Na5 42.Rb1 ab1R 43.Kb1 Nb3 44.Rg3 Rg3-+) 0–1. Piceu,T (2330) – Gillain,C (2110), TCh–BEL, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Bd3 Qa5 8.Bd2 Qb6 9.Na3 (9.Bc3 Nb4=+) 9...Nd4-/+ 10.0-0 Nf3 (10...Bc5 11.Nd4 Bd4 12.Rb1-/+) 11.Qf3=+ Ba3 12.Ra3 Ne7 13.Rb3 (13.Rfa1 Ng6-/+) 13...Qc7 14.Re1 Bd7 (14...Nc6 15.Qh5-/+) 15.Bb4 Bc6 16.Bd6 Qd7 17.Qg3 0-0?? (better 17...g6=+) 18.Bh7!+- Kh7 19.Qh4 Kg8 20.Be7 f6 21.ef6 (21.Bf8?! Rf8 22.Rh3 f5+-) 21...d4 (21...Rf7 22.Rh3 Rf6 23.Bf6+-) 22.Rh3 (22.Rh3 Rf6 23.Bf6+-) 1-0. Jenni,F (2455) - Hamidi,Amir Mohammad (2275), Titled Tuesday, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Bd3 a6 8.c3 f5 9.0-0 Nh6=.

7.Bd3 a6 8.c3 f5 9.Ba3 Ba3 10.Na3 Nh6=+.

7.Bd3 a6 8.c3 f5 9.ef6 Nf6 10.0-0 Bd6 11.Re1 0-0 12.Ne5 (12.Ba3 Ba3 13.Na3 Qd6=) 12...Bd7 (12...Qb6 13.Nc6 Qc6 14.Ba3 Ba3 15.Na3=+) 13.Ba3 Ba3 14.Na3 Ne5 15.de5 Ne4 16.Be4 de4 17.Qd6 (17.Re4 Bc6 18.Rg4 h5=+) 17...Bc6 18.Qe6 Kh8 19.Rad1 (19.Qd6 Qh4 20.Rf1 Qg5=+) 19...Qb6 (better 19...Qa5 20.Nc2 Rae8-/+) 20.Re3?? (better 20.Qa2 Qa5 21.Rd4=+) 20...Qb2-+ 21.Rf1 Qa3 (21...Rad8!? 22.h3 Qa3 23.Qg4-+) 22.Rh3 Qc5 (better 22...Rfd8 23.Qf5 h6-+) 23.Qg6=+ h6 (23...Kg8 24.Qh7 Kf7 25.Qf5 Ke7 26.Qg5 Ke8 27.Qg6 (27.Qg7? Rd8 28.Qg6 Kd7-+) 27...Kd8 28.Qg7-/+) 24.Rh6= (24.Rh6 gh6 25.Qh6 Kg8 26.Qg6 Kh8 27.Qh6 Kg8 28.Qg6 Kh8 29.Qh6=). Filali,Razzouki Marouane (2250) - Chasin,Nico (2275), Titled Tuesday, 2021. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3)

7.Bd3 Nb4 8.Bb5 Bd7 9.Bd7 Qd7 10.0-0 (10.Na3!? Nc6 11.0-0+=) 10...a2-+ 11.Na3 Rc8 12.Bb2 Qa4 13.Ne1 Nh6 14.Qe2 a6 15.c3 Nc6 16.Ra2 Qb3 17.Ra1 Na5 18.f4 Nc4 19.Nc4 Qc4 (19...dc4?! 20.Nf3=) 20.Qf3 Qb3 21.Rf2 Be7 22.g4 Bh4 23.Rg2 Rc4 24.Nd3 Be7 25.Nc1 Qb6 26.f5 Rf8 27.Nd3 Qc6 28.f6 gf6 29.ef6 Bd6 30.Qe3 Ng8 31.Ne5 Be5 32.Qe5 Kd7 33.Ba3 Rc3?? 34.Bf8+- Rc1 35.Rc1 Qc1 36.Kf2 Qd2 37.Kg3 Qc3 38.Kh4 Qc7 39.Qc7 Kc7 40.g5 1–0. Olsarova,T (2230) – Dvoranova,M (2055), TCh–CZE–SLO w Extraliga, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Bd3 Bd7 8.0-0 Nh6 (8...a2 9.Ra2 Nb4 10.Ra1+=) 9.c3 f6 10.ef6 Qf6 11.Ng5 (11.Bg5!? Qf7 12.Na3 Ba3 13.Ra3=) 11...g6 12.Qc2 Nf7 13.f4? (better is 13.Nf7 Kf7 14.Na3+=) 13...Nd4!-+ 14.cd4? (14.Qd1-+) 14...Qd4 15.Kh1 Qa1 16.Nf7 Kf7 17.Qc7 Ke8 18.Re1 Qg7 19.Bb5 (19.Qb7 Rc8 20.f5 gf5 21.Bb5 Rc1 22.Rc1-+) 19...Bb5 (19...a2 20.Bb2 ab1Q (20...Bb5? 21.Bg7 ab1Q 22.Rb1 Bg7 23.Qg7+-; 20...ab1R 21.Rb1 d4 22.Re1 Bb5 23.Re6 Be7 24.Qb7-+; 20...ab1B?? 21.Bg7 Kf7 22.Bh8+-) 21.Rb1 d4-+ (21...Bb5? 22.Bg7 Bg7 23.Qg7+-)) 20.Re6-/+ Be7 21.Ba3 (21.Qb7!? a2 22.Qa8 Kf7 23.Re7 Ke7 24.Qa7 Ke6 25.Qg7 ab1Q 26.Qe5 Kd7 27.Qd5 Kc7 28.Qe5 Kc6 29.Qe6 Kc5 30.Qe1-+) 21...Kf8?? (better is 21...Bd7 22.Re5 Qf7-+) 22.Re7 (22.Re7 a6 23.Rg7 Ke8 24.Qe7) 1–0. Den Hartog,Marijn (1995) – Vos,Tjark (2095), Hoogeveen NED, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3)

7.Bd3 Nge7 8.c3 Nf5 9.0-0 h5 10.Bg5 Be7 11.Be7 Qe7 12.Bf5 ef5 13.Na3 Be6 14.Nb5 0-0 15.Nd6 g6 16.Qd2 b6? (16...Rfb8 17.Ra3+=) 17.Ng5?? (better 17.Qh6 f6 18.Qg6 Qg7 19.Qh5+-) 17...Kg7 18.h4 (18.Qf4 Rad8+=) 18...Rfd8 (18...f6 19.ef6 Rf6 20.Nb5=) 19.Rfb1 (19.Qf4 Kg8+=) 19...Rab8 (19...Na5 20.Ra3=) 20.Ra4 (20.Qf4 Rd7+=) 20...Rd6 21.ed6 Qd6 22.Nf3 (22.Ne6 Qe6 23.Re1 Qf6=) 22...Rd8 (22...f6 23.Ne1=+) 23.Re1 (23.Ne5 Na5=) 23...Rd7 (23...f6 24.Qe2 Re8 25.Qb5=) 24.Qg5 (24.Ne5 Re7=) 24...Qe7 (24...f6 25.Qe3 Re7 26.Raa1=+) 25.Qf4 Qd6 26.Qd6 Rd6 27.Ne5 Ne5 (27...a5 28.Nd3=) 28.Re5 (28.de5!? Rd7 29.Rea1+=) 28...Rd7 29.Kf1 Rc7 30.Ke2 Rc3 31.Ra7 Kf6 32.Rb7 Rb3 33.Re3 Rb4 34.Rc3 (34.Rd3 f4=) 34...Rd4=+ 35.Rb6 (35.g3!?=+) 35...Re4 36.Re3 Rh4 37.Kd3? (37.g3 Rc4-/+) 37...Re4 (better 37...Rh2!?-+) 38.Re4 fe4 39.Kd4 Kf5 40.Rb3 g5 41.Rh3 (41.Re3 h4 42.Re1 Kf4-/+) 41...h4-+ 42.Re3 (42.Ra3 g4-+) 42...f6 (42...g4 43.Rc3-+) 43.Ra3 (better 43.Re1!?-/+) 43...g4-+ 44.Ra6 h3 45.gh3?? (better 45.g3-+) 45...gh3 46.Ra7 Kg6 47.Ra1 Kg5 48.Rh1 (48.Ke3 Bg4 49.Rh1-+) 48...Kf4 49.Rh2 (49.Rg1 Kf3 50.Rg6 h2 51.Rf6 Bf5 52.Rf5 Kg4 53.Rd5 h1Q-+) 49...Kf3 50.Kc5 (50.Kc3 Bg4-+) 50...Bg4 51.Kd5 (51.Kd4 f5-+) 51…f5 0-1. nutzy35 (2270) - clubamigos (2275), Rated Bullet game, lichess.org, 2015. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Bd3 Nge7 8.c3 Ng6 9.Ba3 Ba3 10.Na3 0-0 11.Nb5 f6 (11...Nf4 12.0-0+=) 12.Bg6= hg6 13.Qe2 Bd7 14.0-0 Qe7 15.Rfb1 a6 16.Nd6 b5 17.Nb7 g5 18.Nc5 g4 19.ef6 Rf6 20.Ne5 Ne5 21.Qe5 Rc8 (better is 21...Qf7!?+/-) 22.Ra6+- Be8 23.Rba1 (23.Ne6?! Bf7 24.Nc5 Qe5 25.de5 Ra6 26.Na6 Rc3=) 23...Qf7 24.Qe2 Bc6 25.Qg4 Rf2? (25...Rh6 26.Qg3+-) 26.Qe6 (better is 26.Rc6 Rc6 27.Ra8 Kh7 28.Qh4 Kg6 29.Qf2 Qf2 30.Kf2+-) 26...Qe6+/- 27.Ne6 Re2 28.Nf4 Rc2 (better is 28...Re4 29.g3 g5+/-) 29.Ng6+- Rc7 (29...Re2 30.Ra7 Kh7 31.Ne7+-) 30.Rc6! (30.Rc6 Rc6 31.Ne7 Kf8 32.Nc6 Rc3 33.Ne5+-) 1–0. Schulze,Marc Andre (1725) – Hobusch,Alexander (2055), GER–ch Net qual4 U18 blitz, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Bd3 Nh6 8.0-0 Nf5 9.c3 Be7 10.Ba3 0-0 11.h3 Bd7 12.g4 (12.Qb3!?=) 12...Nh4-/+ 13.Nh4 Ba3 (worse is 13...Bh4 14.Bf8 Qf8 15.f4+=) 14.Na3 Qh4 15.Kh2 f6 16.f4 fe5 17.de5 Rac8 (17...g5 18.f5 Ne5 19.Bb5-+) 18.c4 (better is 18.Nb5!?+=) 18...Ne5 19.fe5 Rf2 20.Rf2 Qf2 21.Kh1 Bc6 22.Qb1 (22.Bh7 Kh7 23.Qc2 Qc2 24.Nc2 dc4 25.Kg1-+) 22...Qf3 23.Kh2 Qf4 24.Kg1 Qg3 25.Kh1 (25.Kf1 Rf8 26.Bf5 ef5 27.g5 dc4 28.Qa2-+) 25...dc4 (25...Rf8 26.Qb7 Bb7 27.Rb1 Rf2 28.Bh7 Kh7 29.Rb7 Qg2#) 26.Be4 Qh3 (26...Qh3 27.Kg1 Qg4 28.Kf2 Be4 29.Qe4 Qe4 30.Kg3 Qe5 31.Kg2 Qg5 32.Kh1 Rd8 33.Rg1 Qh5 34.Kg2 Qg4 35.Kh2 Rd2 36.Rg2 Qg2#; 26...Rd8 27.Qc2 Rd2 28.Qd2 Be4 29.Qg2 Qg2#) 0–1. Lopez,Gabriela – Mohota,Nisha, Wch U20 Girls, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Bd3 Nh6 8.c3 f6 9.0-0 Nf7 10.Re1 fe5 11.Ne5 Nce5 12.de5 g6 13.f4 Bd7 14.Kh1 Nh6 15.Nd2 Rc8 16.Qf3 Qh4 17.Rf1 Nf5 (17...Rc3?! 18.Qe2-+) 18.c4 dc4 19.Nc4? (better is 19.Bf5 gf5 20.Qb7-/+) 19...Bc6-+ 20.Qf2 Qh3?? (better is 20...Qf2 21.Rf2 Rd8 22.Nd6 Nd6 23.ed6 Bd6 24.Ba3 Bf4-+) 21.Be2? Bc5-+ (21...Bc5 22.Ra3 Qa3 (22...Bf2?! 23.Rh3 Bd4 24.Bd3-/+) 23.Ba3 Bf2 24.Rf2 b5-+) 0–1. Sakada,Carolina C (1875) – Yano,William Jorge F (2115), Foz do Iguacu BRA, 2nd Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Bd3 Nh6 8.Bh6 gh6 9.0-0 (9.Na3?? Qa5 10.Ke2 Ba3-+) 9...Bg7 10.Na3 0-0 11.c3 f6 12.ef6 Qf6 13.Re1 Bd7 (13...Qf4 14.Bb5=) 14.Nc2 (14.Qb1 Bc8=) 14...Rae8 (14...Be8 15.Re3=) 15.Ne3+= a6 (15...Kh8 16.Qb1+=) 16.Ng4 (16.Qb1!? Bc8 17.Bh7 Kh8 18.Bd3+=) 16...Qf4= 17.h3 (17.Ne3 Qf6=) 17...Re7 (17...e5 18.Nge5 Be5 19.de5 Ne5 20.Ne5 Re5 21.Re5 Qe5 22.Qb3=+) 18.Ra2 (18.Qc2 e5 19.Bh7 Kh8+=) 18...Kh8 (18...e5 19.Nge5 Be5 20.Ne5 Ne5 21.de5 Re5 22.Re5 Qe5 23.c4=) 19.Nfe5 Ne5 20.Ne5 (worse 20.de5 h5 21.Nf6 Bf6 22.ef6 Qf6-/+) 20...Be8 21.g3 Qg5 22.h4 Qf6 23.f4 (23.Qc2 Rc7+=) 23...h5 24.Kh2 Bh6 25.Rf1 Rg7 26.Rg2 (26.f5 ef5 27.Rf5 Qd6=) 26...a5 27.Be2 Rfg8 28.Qe1 (28.Bh5 Bf4 29.Rf4 Qf4 30.Be8 Qf5+/- (30...Rg3? 31.Nf7 Kg7 32.Rg3 Kf8 33.Qf3 Qg3 34.Qg3 Rg3 35.Kg3 Ke8 36.Nd6 Ke7 37.Nb7+/-)) 28...a4 (28...Bg6 29.Bd3=+) 29.Qf2 (29.Bd3 b5=+) 29...a3 (29...Bg6 30.Rgg1=+) 30.Bd3 Rc7 31.Qd2 (31.Qe1 Bg6=+) 31...Bf8 (31...Bg6 32.Rgf2-/+) 32.Ra1 (32.f5 Bd6 33.Re2 Qg7=+) 32...b5 (32...Bd6 33.Re2-/+) 33.Bc2 (33.Re2 Bd6=+) 33...Qe7 (33...Bg6 34.Bd3-/+) 34.Bd3 b4 35.cb4 Qb4 36.Qe3 Qe7 (36...Rc3 37.Rd1=+) 37.Rga2 Rc3 0-1. Jenni,F (2455) - Vastrukhin,O (2400), Titled Tuesday 1st Sept, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Be2 Qa5 8.Bd2 Qb6 9.Bc3 +=.

7.Be2 Nh6 8.h4 f6 9.Kf1 (9.Bh6!? gh6 10.ef6 Qf6 11.c3+=) 9...Nf7 10.Bf4 fe5 11.de5 Bc5 12.Na3 0-0 13.Nb5 Qe7 14.Bd3 Bd7 15.c3 Nfe5 16.Be5 Ne5 17.Ne5 Bb5 18.Bb5 (18.Nf3 Bd3 19.Qd3-+) 18...Rf2 (18...Bf2?! 19.Ke2-/+) 19.Ke1 Qf6 (19...Rg2?! 20.Qf3 Rb2 21.Bd3-+) 20.Qh5 Rf5 (20...Rf5 21.Qf7 Qf7 22.Nf7 Rf7-+; 20...Rg2?! 21.Rf1 Rf2 22.Ra2-+) 0–1. Vitor,Antonio – Iturri,M, Ch World (universities), Leon (Spain), 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6)

7.Be2 Nh6 8.Bh6 gh6 9.0-0 f6=.

7.Be2 Nh6 8.Bh6 gh6 9.0-0 Bg7=.

7.Be2 Nh6 8.Bh6 gh6 9.c3 Qa5=+ 10.Qc1 a2 11.Nbd2 Bd7 12.0-0 Be7 13.Qc2 Qc7 14.Ra2 a5 (14...f6 15.ef6 Bf6 16.Rb1=) 15.Rb1 0-0 16.Bd3 Kh8 17.Bh7 f5 18.ef6 Rf6 (18...Bf6 19.Bd3=) 19.Nh4 (19.Bd3!?=) 19...Bd6=+ 20.Nf1 Ne7 (20...e5 21.Bf5=+) 21.Bd3 (21.Nf3 Nf5 22.Bf5 Rf5=) 21...e5=+ 22.de5 Be5 Attacking the isolated pawn on c3 23.Ng3 Kg8 24.Re1 Re6 25.Qd1 (25.Nf3 Bc3 26.Re6 Be6+=) 25...Qc3 26.Rae2 Bg3 27.hg3 (27.Re6 Bh4 (worse 27...Be6 28.hg3 Qf6 29.Qb3=+) 28.Rh6 Bf2 29.Kf2 Qd4 30.Re3 Qf4 31.Qf3 Qh6 32.Re7 Rf8 33.Bh7 Kh8 34.Rd7 Qb6 35.Kg3 Rf3 36.Kf3 a4-+) 27...Re2-/+ 28.Be2 Ba4! 29.Qb1 (29.Qa4 Qb4 Double attack (29...Qe1 Deflection; 29...Qb4 Decoy)) 29...Qb4 30.Qa1 Bd7 (30...Bc2 31.Bf3 Rd8 32.Qe5=) 31.Bd3 (31.Bf3 Ra6 32.Rb1 Qd6=+) 31...Rf8 (better 31...Qd6!?-/+) 32.Qe5= Rf7 33.Rb1 (33.Ng6 Ng6 34.Bg6 Rf6 35.Qd5 Kh8=) 33...Qc5 34.Rb7 Nc6 (worse 34...Qf2 35.Kh2 Nc6 36.Qd6+-) 35.Qe1 Qd6 36.Ng6 Nb4 (36...Kg7 37.Nf4=) 37.Rd7 (37.Qa1 d4 38.Bc4 Be6 39.Be6 Qe6 40.Rb8 Kh7 41.Qd4 Qf6+- (41...Kg6?? 42.Rg8 Rg7 43.Rg7 Kf5 44.g4)) 37...Rd7= (37...Qd7 38.Qe5 Rf2 39.Qh8 Kf7 40.Ne5 Ke6 41.Nd7 (41.Kf2?! Qe7+-) 41...Nd3 42.Nb6+-) 38.Qe8 Kg7 39.Qh8 Kf7 40.Bf5 Rc7 41.f4 Nc6 42.Kh2 Qd8?? (better 42...h5=) 43.Ne5+- Ke7 44.Qh6 Ne5 45.fe5 (45.fe5 Rc6 46.Qg7 Ke8 47.Bg4+-) 1–0. abiodun – pierred, net–chess.com, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3)

7.Ba3 Ba3

8.Ra3 a6 9.Nbd2 b5 (better is 9...Nh6!?+=) 10.Bb5+= Nge7 11.c3 0-0 12.Bd3 h6 13.0-0 Ng6 14.g3 a5 15.Bb1 (15.Qe2 Bd7+=) 15...Ba6 16.Re1 f5 17.ef6 Qf6 18.Qc2 Nge7 19.Re3 (19.Qh7!? Kf7 20.Ne5 Ne5 21.de5=) 19...g6 20.Qc1 ½–½. Pantusenko,Valeria – Huebner,Stefan (1610), Leipzig VfB op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.Ba3 Ba3)

8.Ra3 Bd7 9.c3 a6 10.Bd3 Na7 11.Nbd2 Bb5 12.c4 dc4 13.Nc4 Bc4 14.Bc4 Rc8 15.Bd3 Ne7 16.0-0 h6 17.Qe2 Nac6 18.Rd1 Nb4 19.Bb1 Nbd5 20.Qd3 Qd7 21.Nd2=+ Nf4 22.Qf3 Qd4 23.Ne4 Qd1 24.Qd1+/- Rc1 25.Qc1 Ne2 26.Kf1 Nc1 27.Nd6 Kd7 28.Rc3 Nc6 29.Nb7 Ne5 30.Nc5 Kd6 31.Rc1 Ra8 32.Be4 Ra7 33.Nb7 Kd7 34.Na5 f5 35.Bb7+- g5 36.h3 Kd6 37.g3 h5 38.Ke2 f4 39.Rc2 fg3 40.fg3 h4 41.g4 Ng6+/- 42.Nc4 Ke7+= 43.Na5 Nf4 44.Ke3 Kd7 45.Bg2 Ng2 46.Rg2 Rc7 47.Rd2 Ke7 48.Rd3 Rc5 49.Nb3 Re5 50.Kd4+- Re1 51.Re3 Re3 52.Ke3 Kd6 53.Kd4 Kc6 54.Ke5 Kb5 55.Ke6 Kc4 56.Na1 a5 57.Kf5 1–0. Fernandez,Gera (2205) – Camarena Gimenez,R (2385), ch–ESP Open, Ayamonte ESP, 2002.

8.Ra3 Bd7 9.c3 Nge7 10.Bd3 h6 (10...a5 11.Ra1-/+) 11.0-0 (11.Nfd2 a5-/+) 11...0-0 (11...Nc8 12.Rb3-/+) 12.Nh4 (12.Nbd2 Qc7-/+) 12...Nc8 (12...a6 13.Qg4-/+) 13.g3 (13.Qg4 N6e7+=) 13...Nb6 (13...Nb8 14.Ng2+=) 14.Nd2 (14.Bc2 Qe7+=) 14...Qe7 Black threatens to win material: Qe7xa3 (14...a6 15.Ndf3-/+) 15.Ra1 Rfc8 16.f4 g6 17.Ndf3 (17.Nb3 Nd8 18.Nc5 Qf8+=) 17...Nd8 18.Qc2 Nc4 ½–½. Denisart,Anthony (2095) – Silvert,Alexandre (2000), FRA–chT1 France, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3)

8.Ra3 Nh6 9.Nc3 0-0 10.Bd3 f6 11.0-0 fe5 12.Ne5 Ne5 13.de5 Qg5 14.Qe2 Ng4 15.g3 (15.Nb5 Bd7 16.Ra4 Bb5 17.Rg4 Bd3 18.cd3-/+ (18.Rg5?? Be2 19.Re1 Bc4-+)) 15...Nh6 (better 15...Ne5 16.f4 Qe7-+) 16.Nb5=+ a6 17.Nd6 (17.f4 Qe7 18.Nd6=+) 17...Bd7 (17...Nf7 18.Nf7 Rf7=+ (18...Kf7?! 19.Bh7 Rh8 20.Bd3+=)) 18.Nb7= Be8 (18...Bb5 19.Nc5+=) 19.f4 Qe7 20.Nd6 (20.Rb3 a5+=) 20...Nf7= 21.Rfa1 Nd6 22.ed6 Qd6 23.Ra6 Ra6 24.Ra6 Qc5 (24...Bc6 25.Qe5 Qe5 26.fe5+=) 25.Kg2 Bf7 26.Qe5 Exerts pressure on the backward pawn 26...Rc8 27.h4 Rf8 28.h5 h6 29.Re6 (29.c3 Re8+=) 29...Be6= 30.Qe6 Kh8 31.Qg6 Kg8 32.Qh7 Kf7 33.Qg6 Kg8 ½–½. Roman,Rodrigo (2030) – Mendonca Campelo,H C (2125), 5th IRT Chess – Foz do Iguacu, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

8.Ra3 Nh6 9.Bd3 0-0 10.Qd2 Qe7 11.c3 b6 12.Ng5 Nf5 13.Nh7 Kh7 14.g4 g6 (14...f6!? 15.gf5 ef5+=) 15.gf5= ef5 16.h4 f6 17.f4 fe5 18.fe5 Bb7 19.Ra2 Ne5 20.de5 Qe5 21.Kd1 d4 22.Re1 Bf3 23.Kc1 Qc5 (23...Qg7!?=) 24.Rc2+/- Rac8 25.cd4 Qd4 (25...Qd6 26.Qg5 Rc2 27.Bc2+/-) 26.Re7 Kg8 27.Qh6 (better is 27.Bf5 Qd2 28.Nd2 gf5 29.Nf3 Rc2 30.Kc2+/-) 27...Rc2?? (better is 27...Qg1 28.Kb2 Qd4 29.Kc1 Qg1 30.Kb2 Qd4 31.Kc1=) 28.Bc2+- Qg1 29.Kb2 Qd4 (29...Qc1 30.Kc1 Rf7 31.Re8 Rf8 32.Rf8) 30.Nc3 Qb4 31.Bb3 (31.Bb3 Qb3 32.Kb3 Bd5 33.Nd5 Rf7 34.Re8 Rf8 35.Rf8) 1–0. Lana Rodriguez,D – Artal Alegria,FJ, Aragon–chT, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

8.Na3 a6 9.Nb5 g6 10.h4 (10.Nd6 Kf8+-) 10...Bd7 (10...Kf8!?+-) 11.Nd6+- Kf8 12.Ng5 (12.Bd3 Nge7+-) 12...Nh6+- 13.Nb7 (13.Qd2 f6 14.Qf4 Kg7 15.Nb7 A) 15...fg5? 16.hg5 Rf8 17.Qh4+- (17.Nd8?! Rf4 18.gh6 Kf8 19.Nc6 Bc6+-); B) 15...fe5 16.Nd8 ef4 17.Nc6 Bc6 18.Ne6 Kf6 19.Nf4 a5+=) 13...Qb6 (13...Qc7!? 14.Nc5 Ne5+=) 14.Nc5+- Qb4 (14...Ke7 15.c3 Ne5 16.Qc1+- (worse 16.de5 Qc5 17.Rc1 Nf5=+; 16.Ba6?! f6+=)) 15.Qd2 Qd2 16.Kd2 Bc8 (16...Ke7 17.c3 a5 18.Be2+-) 17.c3+- Kg7 18.Ba6 (18.Bb5 Bb7 19.Bd3 Rhb8+-) 18...Nf5? (better 18...Ba6!? 19.Na6 Ra7+-) 19.Bb5+- Ra1 20.Ra1 Nce7 (20...Nfe7 21.Rb1+-) 21.Ra7 h6 22.Nge6! fe6? (22...Be6 23.g4 Decoy; 22...fe6 23.g4 Combination) 23.g4 Kf8 (23...Kf7 24.gf5 gf5 25.Nd3+-) 24.gf5 gf5 (24...Nf5 25.Ba6 Ba6 26.Ne6 (26.Na6?! Kg8+-; 26.Ra6?! Kf7+-) 26...Kg8 27.Ra6+-) 25.Nd7 Bd7 26.Bd7 (26.Rd7?! Kf7+-) 26...Kf7 27.Ra6 Rb8 28.Be6 Kg7 29.Ra7 Kf8 30.c4 dc4 31.Bc4 Rb2 32.Ke3 Rc2 33.Ra8 Kg7 34.Re8 Ng6 35.Bd3 f4 36.Kf3 (36.Ke4 Rf2 37.d5 Kf7+-) 36...Rc3 (36...Nh4 37.Kf4 Rf2 38.Ke4 Rg2+-) 37.Ke4 Nh4 38.Re7 Kg8 (38...Kf8 39.Rh7 Nf3 40.Kf3 (40.Rh6?! Nd2 41.Kf4 Rd3+=) 40...Rd3 41.Ke4+-) 39.d5 Ng6 (39...Rb3 40.d6 Kf8 41.Bc4+-) 40.Re6 Kf7 (40...Nf8 41.Rh6 Rc8+-) 41.Rg6! Kg6 (41...Rb3 42.Rh6 Kg7+-) 42.Kd4 Rd3 43.Kd3 1–0. Martinez,Julian (2185) – Herazo,Adrian, 2nd IRT Feria de Bucaramanga, 2013. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.Nf3 Nc6 5.d4 d5 6.e5 ba3 7.Ba3 Ba3)

8.Na3 f5 9.Nb5+= Nh6 10.Nd6 Kf8 11.c4 Nf7 12.c5 Nd6 13.cd6 (13.ed6 g5 14.Bb5 g4+=) 13...Kf7 14.Bb5 Rf8 15.Bc6 bc6 16.0-0 Bd7 17.Ne1 Kg8 18.Nd3 a5 19.Nc5 Rf7 20.Qd2 Bc8 21.Rfb1 Rfa7 22.Ra3 h6 23.Qb2 Qe8 24.Rba1 Qd8 25.Rb3 Rf7 26.Rb8 Rb8 27.Qb8 Rf8 28.Qa8 Qe8 29.Qa5 f4 30.f3 g5 31.Qb6 g4 32.fg4 f3 (32...f3 33.d7! Bd7 34.Nd7 f2 35.Kf1 Qd7+-). Frias,Rui Santos – Sousa,Carlos Antonio Alme, POR–chT 8th corr9194, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

8.Na3= Nh6 9.Bd3 Qa5 10.Ke2 a6 11.Nb5+= Qb6 12.Nd6 Ke7 13.c3 Qc7? 14.Re1 f6+/- 15.Nb5 Qb8= 16.ef6 gf6 17.Qa4 Bd7 18.Qa3+= Kd8 19.Kf1 Ng4? 20.h3?? Nh2= 21.Nh2 Qh2=+ 22.Nd6 Kc7 23.Nf7?? Rhg8-+ 24.g3?? Qh3 25.Ke2 Qh5 26.Kd2 Qf7 0–1. bluephantom (2355) – slimmeboy, net–chess.com, 2008.

8.Ra3 Nge7

9.Bb5 Qb6 10.Rb3 Qa5 11.Nbd2 Bd7 12.0-0 a6 13.Bc6 Bc6 14.Qb1 b5 15.Qb2 0-0 16.Ra1 Qb6 17.Ne1 Nf5 18.Ndf3 a5 Black intends b4 19.Nd3 Rfc8 20.c3 Be8 21.Nc5 h6 22.Qe2 b4 (22...a4 23.Rb4=+) 23.cb4 (better 23.Qe1=) 23...ab4 24.Rab1 (24.Ra8 Ra8 25.h3 Nd4 26.Nd4 Qc5-+) 24...Nd4!-+ 25.Nd4 Qc5 26.Nf3 (26.Qd2 Ra4-+) 26...Rab8 (better 26...Ba4!? 27.R3b2 Bc2-+) 27.Qe1-/+ g5 28.h3 Ba4 29.Rb4 Rb4 30.Qb4 Qb4 31.Rb4 Bc2 32.Nd4 Be4 33.f3 Bg6 34.Kf2 Kg7 35.Rb2 Kf8 36.Rd2 Bb1 37.g3 Rc4 38.f4 Rb4 39.Nf3? (better 39.fg5 hg5 40.h4-/+) 39...gf4-+ 40.gf4 (40.Nd4 fg3 41.Kg3 Be4-+) 40...Rf4 41.Kg3 (41.Ke3 Rf5 42.Rd4 Be4 43.Re4 de4 44.Ke4 Kg7-+) 41...Rb4 (better 41...Rf5!? 42.Rb2 Be4 43.Nd4 Re5 44.h4-+) 42.Nd4 Be4 43.Kh4 Rc4 44.Kh5 (44.Kg4 f6! 45.Kf4 Kf7-+) 44...Rc3 (44...Kg7 45.Kh4-+) 45.Kg4 (45.Kh6 Rh3 46.Kg5 Kg7-+) 45...h5! 46.Kh5 Rh3 47.Kg4 Rc3 48.Kf4 Rc1 49.Ke3 Ke7 50.Ra2 Rc3 51.Kf4 Bg6 52.Ra7 Kd8 53.Ra8 Kd7 54.Ra7 Ke8?? (better 54...Rc7 55.Ra6 Rc4 56.Ra7 Kd8-+) 55.Ra8= Ke7 56.Ra7 Kf8 57.Ra8 Kg7 58.Ra4 (58.Ra7 Kh6 59.Ra8 Rc4-+) 58...Rc4 59.Rc4 dc4 60.Nb5 Bd3 (60...f6 61.Nc7 Kf7 62.Nb5-+) 61.Nc3 (61.Kg5 Be4-+) 61...Kg6 62.Nb5 Kh5 63.Nc3 Kh4 (63...Bf5 64.Ne2-+) 64.Nb5 Kh3 (64...Bf1 65.Nd6-+) 65.Kf3 (better 65.Ke3-/+) 65...Kh4 66.Kf4 Kh5 67.Nc3 Kg6 68.Nb5 f5 69.Nc3 Kh5 70.Nb5 Kh4 71.Nc3 Kh3 72.Kf3 Bc2 73.Nb5 Bd1 74.Kf4 Kg2 75.Nc3 Bc2 (75...Bf3!? 76.Na4-+) 76.Ne2 Be4 (better 76...Ba4 77.Ke3 Bd7-+) 77.Nc3? (77.Ke3 Kf1 78.Nf4=+) 77...Kf2 78.Ne4 (78.Na2 Ke2-+) 78...fe4 79.Ke4 c3 (better 79...Kg3 80.Ke3 Kg4-+) 80.Kd3= Kf3 81.Kc3 Ke4 82.Kd2 Ke5 83.Ke3 Kd5 84.Kd3 ½-½. Mei,Austin (1960) - Bivol,A (2385), PNWCC Online Blitz JP, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3)

9.c3 0-0 10.Bd3 Ng6 11.g3 Na5 12.Qe2 b6 13.0-0 Bb7 14.Nbd2 Qc7 15.Ng5 Qe7 16.Nh7?? (better is 16.Qh5 h6 17.Nf7 Rf7 18.Bg6+=) 16...Kh7 (16...Qa3 17.Bg6 fg6 18.Nf8 Rf8 19.Qd3-+) 17.Qh5 Kg8 18.Nf3 Rfc8 (18...Qa3!? 19.Ng5 Rfc8 20.Bg6 fg6 21.Qg6=) 19.Ng5-/+ Kf8?? (19...Qa3 20.Bg6 fg6 21.Qg6 Rc7 22.Qh7 Kf8 23.Ne6 Kf7 24.Nc7 Nb3 25.e6 Kf6 26.Qh4 Kg6+-) 20.Bg6 Ke8?? (better is 20...Qa3 21.Qf3 Rc7 22.Ne6 Kg8 23.Nc7 fg6 24.Na8 Ba8+=) 21.Bf7+- Kd7 (21...Kd8 22.Ne6 Kd7 23.Rfa1+-) 22.Be6 Kc7 23.Bc8 Rc8 24.Qf7 Qf7 25.Nf7 Rf8 26.Nd6 Ba6 27.Rc1 g5 28.Kg2 g4 29.c4! dc4 (29...Nc4 30.Ra6 Pinning (30.Ra6 Deflection); 29...Bc4 30.f4 Passed pawn; 29...dc4 30.d5 Passed pawn) 30.f4 (30.Rd1 Rd8 31.f3 gf3 32.Kf3 Rd6 33.ed6 Kd6+-) 30...gf3 31.Rf3 Rf3 32.Kf3 1–0. Ritter Aguilar,Jorge (2035) – Humphrey Ventura,Bruce (1900), Castellar op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

9.Nc3 0-0 10.Nb5 b6 11.Nd6 (11.Bd3 f6+=) 11...f6-/+ 12.Bd3 Nf5 (12...fe5 13.Nc8 e4 14.Ne7 Qe7 15.Rc3-/+) 13.Nc8 (13.Bf5 ef5 14.0-0 Be6+=) 13...Rc8 14.ef6 Qf6 15.c3? (better is 15.Bf5!? Qf5 16.0-0-/+) 15...Nh4-+ 16.Be2? (16.Kf1-+) 16...Ng2 17.Kd2 Nf4 (17...Qf4 18.Kc2-+) 18.Bb5 (18.Ba6 Rc7 19.h4 Ng2-+) 18...Ng6 (better is 18...Nh3!? 19.Bc6 Qf4 20.Kc2 Qe4 21.Kc1 Rf3 22.Bd7 Rfc3 23.Rc3 Rc3 24.Kb2-+) 19.Be2 e5 0–1. Paul Tomillo – Rodriguez Izquierdo, Valladolid CC theme Sicilian Gambit, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6 6.Nf3 ba3 7.Ba3 Ba3)

9.Bd3 Qc7 10.0-0 Bd7 11.Nc3 Nb4 12.Be2 0-0 13.Rb3 a5 14.h4 Rfb8 15.h5 h6 16.g4 (16.Qd2 b5+=) 16...b5 (16...a4 17.Rb4 Qc3 18.Qb1-+) 17.g5 (better is 17.Qd2!?-/+) 17...hg5-+ 18.Ng5 Nf5 (better is 18...a4 19.Ra3 f6-+) 19.Bd3? (better is 19.Qd2-+) 19...Nd3 20.Qd3 Qc4 (better is 20...b4!? 21.Rfb1 bc3 22.Rb8 Rb8 23.Rb8 Qb8 24.Qc3-+) 21.Rd1 a4 (21...b4 22.Na2-+) 22.Rbb1? (better is 22.Qc4 dc4 23.Rb4-+) 22...b4 23.Ne2 a3 (23...Qd3 24.Rd3 (24.cd3?? b3-+) 24...Bb5 25.Rd2 Be2 26.Re2 Nd4 27.Rd2-+) 24.Nc1 (24.Qd2 Ba4 25.Rdc1 a2-+) 24...Ba4 25.Nb3 (25.Rd2 Qd3 26.Nd3 Nd4-+) 25...Rc8 26.Rd2 (26.Qc4 Rc4 (worse is 26...dc4 27.Na1 b3 28.cb3 cb3 29.Rb3-+) 27.Rd2 Bb3 28.cb3 Rd4-+) 26...Qd3 27.cd3 (27.Rd3 Rc2 28.Kg2-+) 27...Bb3 28.Rb3 a2 (28...a2 29.Ra2 Ra2 30.Rb4 Rd2-+) 0–1. Relyea,F Alexander (1800) – Zelnick,David E, Bartlesville P, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.Ba3 Ba3)

9.Bd3 Bd7 10.0-0 Nb4 11.Be2 Ng6 (11...Qc7!? 12.Qd2 a5+= (12...Nc2? 13.Rc1+-)) 12.Rb3= Qe7 13.Qd2 a5 14.Ng5 (14.c3!? Nc6 15.Rb7=) 14...h6 (14...Ba4 15.Rc3-/+) 15.Nh3 b5 (15...Ba4 16.Rb2+=) 16.Rg3 (16.Na3 0-0=) 16...a4 (16...Nc6 17.Bd3 0-0 18.Bg6 fg6 19.Rg6-/+) 17.Nc3 Rb8 18.Rb1 Nc2?? (better is 18...0-0+=) 19.Qc2+- b4 (19...0-0 20.Nb5 Bb5 21.Bb5 Qh4+-) 20.Nd1?? (better is 20.Na4 0-0 21.Nc5 Ne5 22.de5+-) 20...b3 21.Qd3 (21.Qd2 0-0+/-) 21...Bb5 22.Qd2 Be2= 23.Qe2 a3? 24.Rgb3+- Rb3 25.Rb3 0-0 26.Qa2 Qa7 27.Rd3 Ra8 28.Nc3 Qa6 29.Rd1 Rb8 30.Rb1 Ra8? 31.Nb5?? Qa4 32.Rb3?? Rc8?? 33.g3 Qc4?? 34.Qa3 Qe2 35.Nc3?? Qe1?? 36.Kg2+- h5 37.Qa5 h4 38.Qa6?? Rc3+/- 39.Rc3 Qc3= 40.Qa8 Kh7 41.Qa4 hg3?? 42.Ng5+- Kh6 43.Nf7 Kh5?? 44.Qd1 Kh4 45.hg3 (45.hg3 Qg3 46.fg3) 1–0. Guitarra – Plattner,Rolf, Internet Section, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3 8.Ra3 Nge7)

9.Bd3 Bd7 10.0-0 h6 11.Re1 0-0 12.Nbd2 Nb4 13.Bh7?? (better is 13.Be2+=) 13...Kh7-+ 14.Ng5 (14.Qb1 Nbc6-+) 14...Kg8 (14...hg5 15.Qh5 Kg8 16.Rh3-+) 15.Rh3 (15.c3 Nd3 16.Qc2 Bb5-+ (worse is 16...hg5 17.Qd3 a6 18.Qg3-+)) 15...Nf5 (better is 15...hg5 16.Qh5 f6 17.ef6 Rf6 18.Qh7 Kf8 19.c3-+) 16.f4 (16.c3 Qg5 (worse is 16...hg5 17.cb4 Nd4 18.Qh5-+) 17.cb4 Nd4-+) 16...f6 (16...Ba4 17.Qg4-+) 17.Ndf3 (17.Rb3 fg5 18.Rb4 gf4-+) 17...Rc8 (17...fg5 18.fg5 hg5 19.g4-+) 18.Ne6 (18.ef6 Rf6 19.c3 Nc6-+) 18...Be6 19.g4 (19.c3 Rc3 20.Ng5 Rc6 21.Ne6 Re6-+) 19...Nc2 20.gf5 Bf5 21.Rg3 Ne1 22.Nh4 (22.Ne1 Rc4 23.Qb3 fe5 24.fe5 Qh4-+) 22…fe5 (22...fe5 23.Qe1 ef4 24.Nf5 Rf5-+) 0–1. Zimmermann,Egon – Rehmann,Marcus, Ruhrgebiet VK3–chT, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3 8.Ra3 Nge7)

9.Bd3 Nf5 10.0-0 Nfd4 (10...0-0!?=+) 11.Nd4= Nd4 12.Qg4 Nf5 (12...Qb6!? 13.Qg7 Rf8=) 13.Bf5+= ef5 14.Qg7 Rf8 15.Nc3 Be6 16.Nb5 Qb6? (better 16...Kd7+/-) 17.Nd6+- Kd7 18.Rb3 (18.Qh7?! Qb2 19.Re3 Qc2=) 18...Rg8 19.Qf6 (19.Qh7 Rh8 20.Qg7+- (20.Rb6?! Rh7 21.Rb7 Kc6+-)) 19...Qd4?? (19...Rg6 20.Qh4 Rg4 21.Qh7 Rb4 22.Nf7 Rb3 23.cb3 Re8 24.Nd6 Re7+-) 20.Rb7 Kc6 21.h3 (21.Rc7 Kb6 22.Rb1 Ka5+-) 21...Rg2 (21...a6 22.Rfb1 Rae8 23.Rf7+-) 22.Kg2 Rg8 23.Kh1 Qf4 24.Rc7 (better 24.Rb3 Qg5 25.Qg5 Rg5+-) 24...Kc7 25.Qe7 Bd7 26.Nb5 Kb6 27.Qd6 Bc6 28.f3 (better 28.Nd4! Qe4 29.f3 Qd4 30.Rb1 Ka5 31.Qc6+-) 28…Qg3 (28...Qg3 29.Qc7 Kb5 30.Rb1 Kc5 31.Qa5 Kd4 32.Qa1 Kc4 33.Qa2 Kd4 34.Qb2 Ke3 35.Qc3 Kf4 36.Qd4 Kg5+-; 28...Kb5?? 29.Rb1 Ka5 30.Qc7 Ka6 31.Qc6 Ka5 32.Qb5). Perez,Max (2415) - Langner,L1 (2380), Titled Tuesday, 2021. (=1.e4 c5 2.b4 e6 3.Nf3 cb4 4.a3 d5 5.e5 Nc6 6.d4 ba3 7.Ba3)

9.Bd3 Ng6 10.0-0 0-0 11.Nc3 f5 12.Nb5 Nf4 13.Nd6 Nd3 14.Qd3 b6 15.Rc3 Bd7 16.Rb1 a5 17.Nd2 Nb4 18.Qe2 Nc6 19.Rd3 Rb8 20.f4 Qh4 21.Rf1 Qe7 22.c3 Na7 23.Rh3 Nc8 24.Nf3 (24.Qh5 g6 (worse is 24...Nd6 25.Qh7 Kf7 26.ed6 Qd6 27.Nf3+=) 25.Nc8 Rfc8-/+ (25...gh5 26.Ne7 Kf7 27.Nd5 ed5 28.c4+/-; 25...Rbc8?! 26.Qe2-/+; 25...Bc8?! 26.Qe2+=)) 24...Nd6 25.ed6 Qd6 26.Ne5 Be8 27.Rff3 Rf6 28.Rfg3 Rb7 29.Qe1 b5 30.Rg5 b4 31.Qh4 g6?? (better is 31...h6 32.Rg7 Kg7 (32...Rg7?! 33.Qf6 h5 34.cb4 ab4 35.Rb3=) 33.Rg3 Bg6-+) 32.Rh5+= Qe7?? 33.Rh7!!+- Qh7 34.Qf6 Qg7 35.Qe6 Kf8 36.Qc8 Rc7 37.Rh8 Qh8 38.Qc7 Qh4 39.Qc5 Qe7+/- 40.Qa5 b3 41.Qa1 Qb7 42.Qb2 Qb5= 43.Kf2?? Kg7?? 44.Nf3 Qa4= 45.Nd2 Qa2 46.Qa2 ba2 47.Nb3 Bb5 48.Ke3 Kh6 49.Kf3 Bd3 50.h3 Kh5 ½–½. Ortiz Fernandez,VA (2080) – Garcia Alvarez,JB, Asturias–ch Oviedo, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3 8.Ra3 Nge7)

9.Bd3 Ng6 10.0-0 Nh4 +=.

9.Bd3 Ng6 10.Qd2 Qb6 (10...Nh4!? 11.Nh4 Qh4-/+) 11.0-0= 0-0 (worse is 11...Nd4 12.Nd4 Ne5 13.Re1 Nd3 14.Qd3+= (14.cd3? Qd4 15.Nc3 0-0-+)) 12.c3 f5 13.Ra2 Qd8 14.Na3 b6 15.Nb5 Na5 16.g3 (16.Rb1 Ba6=) 16...h6 (16...Ba6 17.Nd6 Bd3 18.Qd3+=) 17.Kg2 (17.Nd6 Nb7 18.Nb5 a6+=) 17...Ne7 (17...Ba6 18.Nd6 Bd3 19.Qd3+=) 18.h4 (18.Nd6!?=) 18...Bd7 19.Na3 a6 20.Nc2 b5 21.Ne3 (21.Nb4 Bc8-/+) 21...Nc4 22.Qe2 Qc7 23.Rc2 (23.h5 Be8-/+) 23...Be8 24.Rh1 (24.Ra2 Bh5-/+) 24...Bh5-+ 25.Qd1 f4 26.Nc4 dc4 27.Be4 Nd5 28.Bd5 ed5 29.gf4?? Rf4 30.Rh3 Raf8 31.Qg1 Rg4 32.Rg3 Rg3 33.fg3 Bf3 34.Kh2 Be4 35.Rf2 Rf2 36.Qf2 Qf7 (36...Qf7 37.Qe2 a5-+) 0–1. Malaczek,Mateusz – Khamidov,Komil, DMP – Extraliga Juniorow Poland, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3 8.Ra3 Nge7)

9.Bd3 h6 10.0-0 0-0 11.c3 Bd7 12.Rb3 Qc7 13.Bc2 (13.Nbd2 a6=+) 13...Na5-/+ 14.Rb2 (14.Rb4 Rfc8-/+) 14...Nc4 15.Ra2 Rfc8 16.Nfd2 Bb5 17.Re1 Nd2 18.Qd2 Bc4 19.Rb2 b5 (19...a5 20.Na3-/+) 20.Re3 (20.Na3 a6-/+) 20...a5 (20...Qa5 21.Rg3 Kf8 22.Rf3-/+) 21.Rg3 Kh8 22.Qf4 (22.Na3 Rab8-/+) 22...Ng8 (22...f5 23.Qf3-/+) 23.Qg4 (23.Na3 Rcb8=+) 23...g6 24.h4 Qe7 25.h5 g5 (25...a4 26.hg6 fg6 27.Nd2=+ (worse 27.Qg6 a3 28.Na3 Ra3-+)) 26.f4 (26.Nd2 f5 27.Qf3 b4-/+) 26...f5 27.ef6 Nf6 (27...Qf6?! 28.fg5 hg5 29.Qg5 Qg5 30.Rg5=) 28.Qf3 (28.Qh3 gf4 29.Rg6 Ng8 30.Re6 Qg7-/+) 28...Nh7 (28...Rf8 29.Nd2-+) 29.Qe3 (29.Bh7 Kh7 30.fg5 Rf8-/+) 29...Rg8 (29...Qd6 30.fg5 Ng5 31.Nd2-/+) 30.Bg6 (30.Nd2 gf4 31.Qe5 Nf6 32.Rg8 Rg8=+) 30...Raf8 (30...a4 31.Qe5 Rg7 32.fg5 Ng5 33.Nd2-+) 31.f5 Rf6 (31...Qd6 32.fe6 Rf6 33.Bf7 Rf1 34.Kh2+=) 32.Qe5 (32.Nd2 Qd6 33.Nc4 bc4=+) 32...Rg7 (32...Nf8 33.Re3 a4 34.Be8=+) 33.Re3=+ Nf8 34.g4 (34.Rf2 Ng6 35.fg6 Rf2 36.Kf2 Kg8=) 34...Nd7 ½–½. Lopez Caudevilla,David (1635) – Alvarez Serrano,Carlos (1790), Championship de Espana Sub14 Pul, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3 8.Ra3 Nge7)

9.Bd3 h6 10.0-0 0-0 11.c3 Bd7 12.Nbd2 a6 13.Qb1 Rb8 14.Nb3 Qc7 15.Nc5 Na7 16.Nd7 Qd7 17.Qb6 Nac6 18.Rb1 Rfc8 19.Kf1 Qd8 ½–½. Scacco,Mauro (2100) – Baumann,Arend, SI–2006–0-00062, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3)

9.Bd3 h6 10.h4 Bd7 11.Rh3 (11.Nc3 0-0-/+) 11...Rc8 (11...0-0 12.Nbd2-/+) 12.c3 b5 (12...Qc7 13.Nfd2-/+) 13.Bb5=+ Ne5 14.Ne5 (14.de5 Bb5 Discovered attack; 14.Ne5 Bb5 Discovered attack) 14...Bb5 15.Qh5 0-0 16.g4?? (better 16.Ra7 Ra8 17.Rb7-/+) 16...f6-+ 17.g5 fe5 18.gh6 Rf5 19.Qg4 g6 20.Ra7 Rc7 21.h5?? (21.Rc7 Qc7 22.Na3 Ba6-+) 21...g5 (better 21...Ra7 22.hg6 Kh8 23.g7 Kh7-+) 22.Ra5 Rb7 23.Nd2 (23.Ra1-+) 23...Qa5 24.h7 (24.Qd1 Qa3 25.Qb3 Qa1 26.Qd1 Ra7 27.h7 Kh7-+) 24...Kh7 25.f4 (25.Qd1 Qa3 26.Qb3 Qa1 27.Qd1 Ra7-+) 25...Qa1 26.Kf2 Rf4 27.Qf4 gf4 (27...gf4 28.Re3 fe3 29.Kg2 ed2 30.de5 Qf1 31.Kh2 d1Q 32.h6 Qg1 33.Kh3 Qdg4) 0-1. Novikov,E (2275) - Ostrovskiy,Al (2425), Titled Tuesday 8th Sept, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3)

9.g4 0-0-/+ 10.h4 Na5 (10...f6 11.ef6 Rf6 12.g5-/+) 11.Nbd2 a6 12.Bd3 b5 13.Ng5 h6 14.Bh7 Kh8 15.Rah3 (better is 15.Bd3 Nc4 16.Bc4 bc4 17.Ngf3-/+) 15...Ng6?? (better is 15...Nec6-+) 16.Nf7= Rf7 17.Bg6 Rf4 18.g5 Nc4 19.Qh5 Qa5 (19...Rd4?? 20.Nc4 dc4 21.gh6 Rd1 22.Qd1 Qd1 23.Kd1 gh6 24.Be4+-) 20.c3 Qa1 (20...Qa3=) 21.Ke2?? (better is 21.Bb1 Bb7 22.gh6+-) 21...Qb2+= 22.Rd1 Nd2 23.Rd2 Rf2 24.Kf2 Qd2 25.Qe2 Qe2 26.Ke2 Bd7 (26...Kg8 27.Rf3 Ra7 28.gh6 gh6 29.Rf6=) 27.Rf3= a5 28.Rf7 Rd8 29.gh6 gh6 30.Rh7 Kg8 31.Rh6?? (better is 31.Bb1+=) 31...Kg7-+ 32.h5 Kh6 0–1. Zimmermann,Egon – Briskorn,Andre, Dortmund op–B, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

8.Na3 Qa5

9.Qd2 a6 10.Bd3 (10.c3 Na7-/+) 10...b5 11.c3 Rb8 12.Ke2 (12.Nc2 Qd8+=) 12...Qd8 (12...Qb6 13.Nc2+=) 13.Rhb1 Nge7 14.Qg5 0-0?? instead of simply winning the game (better is 14...Ng6-/+) 15.Bh7+- Kh7 Black wins a piece 16.Qh5 Kg8 17.Ng5 Re8 18.Qf7 Kh8 19.Rd1 Nf5 20.Qg6 Kg8 21.Rd3 Qd7 22.g4 b4 (22...a5+- praying for a miracle) 23.gf5 ef5 24.Rh3 Kf8 (24...Re5 cannot change destiny 25.de5 Nd4 26.cd4 Qb5 27.Nb5 Be6 28.Ne6 ab5 29.Qg7) 25.Rh8 Ke7 1–0. Garcia Campitelli,Gonzalo (2110) – Bulo,Pablo (2145), Pan American–ch U18, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3)

9.Qd2 Qd2 10.Kd2 Nge7 11.Nb5 0-0 12.Bd3 Bd7 13.Rhb1 b6 14.Ne1 f6 15.f4 fe5 16.fe5 Na5 17.Ke2 Nec6 18.Nf3 Nc4 19.Bc4 dc4 20.c3 Na5 21.Nd6 Bc6 22.Ke3 Nb3 23.Ra2 b5 24.Ng5 Bd7 25.Ra6 Rfb8 26.Rf1 h6 27.Nge4 Rb6 28.Rb6 ab6 29.Rf7 Bc6 30.Rc7 Bd5 31.g4 b4 32.cb4 Ra3 (better is 32...Na1 33.g5 hg5 34.Ng5 Nc2 35.Kd2 Nd4=) 33.Nc4+/- Ra1 34.Ncd6 (better is 34.Nc3 Bc4 35.Rc4+/-) 34...Re1= 35.Kf4 White intends g5 35...Nd4 36.g5 Be4 37.Ne4 Rf1 38.Kg4 Nf3 39.gh6 Ne5 40.Kh5 (40.Kg3!? gh6 41.Re7+=) 40...g6-/+ 41.Kg5 Rf5 42.Kh4 Rf4 43.Kg5 Rg4 (43...Re4?! 44.Rc8 Kh7 45.Rc7 Kg8 46.Rc8 Kf7 47.Rc7 Kg8=) 44.Kf6 Re4 45.Rb7 Nd3 (better is 45...Kh8!?-/+) 46.h7= Kh8 47.Kg6 Ne5 48.Kf6 Nf3 49.Rb6 Attacking the isolated pawn on e6 49...e5 50.Kg6 Nh4 51.Kg5 Rf4 52.b5 Nf3 53.Kh6 Rf8 54.Re6 Nh2 55.b6 e4?? (better is 55...Ng4 56.Kg6 e4=) 56.Rg6+- e3 57.b7 1–0. Hanl,Frantisek (2105) – Vavra,P1 (2360), Golden Prague Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

9.Qd2 Qd2 10.Kd2 Nge7 11.Nb5 0-0 12.Bd3 Bd7 13.Nd6 b6 14.h4 (14.Ba6 f6=) 14...Na5 (14...f6 15.Ba6=) 15.Rab1 (15.h5!?=) 15...Nc8=+ 16.h5 (16.Nb5 Bb5 17.Rb5 f6=+) 16...Nd6-/+ 17.ed6 Nb7 18.Ne5 Rfd8 19.h6 g6 20.Rh3 (20.Rhe1 Nd6 21.g4 Kf8-/+) 20...Nd6 21.Rf3 Rac8 (21...Be8 22.Ng4-/+) 22.g4-/+ Be8 23.c3 Rc7 24.g5 Nc4 (24...Ba4 25.Ng4-/+) 25.Bc4 dc4 26.Rb4 (26.Re3 b5-/+) 26...b5-+ 27.Ng4 Bc6 28.Rf4 (28.Re3 a5 29.Rb2 Rb7-+) 28...a5 29.Rb1 (29.Rb2 Rb8-+) 29...Rb7 (29...Rb8 30.Ra1 Ra7 31.Nf6 Kh8 32.Ne4-+) 30.Ne5 (30.Ra1 a4-+) 30...Bd5 31.Ra1 Ra7 32.f3 Rda8 (32...a4 33.Ng4-+) 33.Rg4 b4 34.Rgg1 Rb8 35.Rgb1 bc3 (35...Rab7 36.Rc1 Ra8 37.Ra4-+) 36.Kc3 (36.Kc2 Rb2! 37.Rb2 cb2 38.Kb2 a4-/+) 36...Rb3 37.Rb3 cb3 38.Kb2 a4 39.f4 Kf8 (39...Rc7 40.Ka3-+) 40.Nd3 (better 40.Ng4 Rc7 41.Nf6 Rc2 42.Ka3-+) 40...Ke7 41.Nc5 Bc6 42.Kc3 Ra8 43.Kb2 (43.Nd3 Kd6-+) 43...Kd6 44.Ka3 (44.Nd3 Be8-+) 44...Kd5 45.Rd1 Bb5 (45...Kc4 46.Nd3 Kc3 47.d5 Bd5 48.Nb2-+) 46.Kb2 Bc4 (46...Kc4 47.Ka3-+) 47.Ka3 (47.Kc3 a3 48.Re1 a2-+) 47...Ra7 (47...Be2 48.Rd2 Bb5 49.Rd1-+) 48.Rd2 Ra8 (better 48...Bb5!?-+) 49.Nd7 (49.Rd1 Be2 50.Rd2 Bb5-+) 49...Ra6 (49...Kc6 50.Nf6-/+) 50.Nc5? (better 50.Nf6 Kc6 51.Nh7=+) 50...Ra7 51.Rd1 Bb5 (51...Be2 52.Rd2 Bb5 53.Kb4-+) 52.Kb2 (52.Kb4 Bc6-+) 52...Kc4 53.Ka3 Bc6 54.Rd2 Kc3 (better 54...Ra8 55.Rd1-+) 55.Rd1 (55.Rd3 Kc2 56.Re3 Ra8-+) 55...Kc2 (better 55...b2!? 56.Re1-+) 56.Rf1 Ra8 57.Rf2 (57.Re1 Rd8 58.Re2 Kd1-+) 57...Kc3 58.Rf1 b2 59.Rb1 Rb8 60.Na6 (60.Na4 Ba4 61.Ka4 Kd4 62.Ka3-+) 60...Be4 (60...Be4 61.Rb2 Rb2-+) 0–1. Baeta,Marcio Netto (1965) – Teixeira,Ricardo Da Silva (2205), IRT I Memorial Walter Cortinhas, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

9.Qd2 Qd2 10.Kd2 Nge7 11.Nb5 0-0 12.Bd3 f6 13.ef6 Rf6 14.Rhb1 b6 15.Re1 Bd7 16.c3 Na5 17.Kc2 Ng6 18.Rab1 Nf4 19.Bf1 Be8 20.Kc1 Bg6 21.Rb2 Bd3 22.Ne5 Bf1 23.Rf1 Ng2 24.Ra2 Ne3! 25.Re1 Nec4 26.Nc4 dc4 27.Nc7 Raf8-+ 28.Re6 Rf2 29.Rf2 Rf2 30.d5 Nb3 31.Kb1 Nc5 32.Re7 Rd2 33.Re8 Kf7 34.Rd8 Ne4 35.Rd7 Kg6 36.Kc1 Rd3 37.Ne8 Rc3 38.Kb2 Rb3 39.Kc2 Rc3 40.Kb2 Rb3 41.Kc2 Rh3 42.Rg7 Kf5 43.d6 Rh2 44.Kc1 c3 45.d7 Rd2 46.Rh7 Nc5 47.Rf7 Kg6 48.Rf6 Kg5 (48...Kg5 49.Rf5 Kf5 50.Nd6 Kf4 51.Nc4 Nd3 52.Kb1 c2 53.Ka2 c1Q 54.Kb3 Qc2 55.Ka3 Qa2) 0–1. Brochet,P (2390) – Apicella,M (2500), National I, Clermont–Ferrand FRA, 2003.

9.Qd2 Qd2 10.Kd2 Nh6 11.Nb5 0-0 (11...Kd7 12.Nd6=) 12.Bd3 Nb4 (12...f6!? 13.Nc7 Rb8 14.ef6 Rf6=) 13.Ra7 (13.Nc7!? Rb8 14.Rhb1+/-) 13...Ra7 14.Na7 Nd3 15.Kd3 (15.cd3?! Bd7=) 15...Bd7 16.Rb1 b5 17.Nb5 Rb8 18.c4 (better is 18.Na3!? Rb1 19.Nb1 Bb5 20.Kd2+/-) 18...Ng4= 19.Rb2 dc4 20.Kc4 Rc8 21.Kd3 Rb8 22.Kc4 Bc6 23.h3 Rb5 24.Rb5 Bb5 25.Kb5 Nf2 26.Kc6 Nd3 27.g3 h6 28.Kd6 (28.h4!?=) 28...Nf2+= 29.d5 Ne4 30.Kc6 ed5 31.Kd5 Ng3 32.e6 fe6 33.Ke6 g6 34.Ke5 Kf7 35.Kf4 Nh5 36.Ke5 ½–½. Gomes,Jose Luis – Ferreira,Antonio (2220), Almada, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.Ba3 Ba3)

8.Na3 Nge7

9.Nb5 0-0 10.Bd3 Qb6 11.c3 a6 12.0-0 Bd7 13.Nd6+= Nc8 14.Rb1+/- Qc7 15.Bh7 Kh8?? 16.Rb7 Qd8 17.Bd3 Nd6 18.ed6+- Bc8?? 19.Rb2 Qd6 20.Ng5 e5?? 21.Qh5+- Qh6 22.Nf7 Rf7 23.Qf7 Bg4 24.Qg6 Qg6 25.Bg6 ed4 26.cd4 Nd4 27.f3 Be6 28.Re1 Kg8 29.Rd2 Nb3 30.Rb2 (30.Rb2 Nd4 31.Rb4+-; 30.Re6?! Nd2 31.Rd6 a5+=) 1–0. justmove – hbeni (2030), net–chess.com, 2008.

9.c3 0-0 10.Bd3 h6 11.Nb5 Bd7 12.Nd6 b6 13.0-0 Nc8 14.Nc8 Qc8 15.Ne1 (15.Bc2!?=) 15...Na5+= 16.Rc1 Nc4 17.Qc2 Bb5 18.f4? (better is 18.Ra1-/+) 18...Ne3-+ 19.Qe2 Bd3 (19...Nf1?! 20.Bb5 Nh2 21.Kh2+=) 20.Nd3 Nf1 21.Qf1 a5 22.g4 (22.Qf3 a4-+) 22...a4 23.f5 a3 24.f6 Qd8 (24...gf6 25.Qf6 a2 26.Qh6-+) 25.Nf4 (25.fg7 Kg7 26.Nf4-+) 25...g5 (better is 25...gf6 26.Nh5 fe5 27.Nf6 Kg7 28.de5 Qe7-+) 26.Nh3?? (better is 26.Qh3 Kh7 27.Qd3 Kh8 28.Qh3=) 26...a2 27.Ra1? (better is 27.Nf2 h5! 28.Ra1-+) 27...Qc8 28.Qd3 Qc4 29.Qc2 Qa4 30.Qd2 Qb3 31.Ng5 Qb1 32.Kg2 Qa1 33.Qd3 Qb1 34.Qh3 a1Q 35.Qh6 Ra2 36.Kg3 Qg1 37.Kf4 Qac1 38.Kf3 Qf2# (38...Qcf1#) 0–1. Spiess,Gregor (2065) – Hirneise,Tobias (2315), GER–ch internet U18 qual, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.Ba3 Ba3)

9.Bd3 0-0 10.0-0 a6 11.c4 dc4 12.Bc4 (12.Nc4!? f6 13.Re1+=) 12...Nd5 13.Bd5 Qd5 14.Rc1 b6 (14...b5 15.Rc5 Qd7 16.Qd3-/+) 15.Nc4+= Rb8 16.Nd6 Bb7 17.Qd2 Rfd8 18.Rc2 f6 19.Nb7 Rb7 20.ef6 gf6 21.Rfc1 Nd4 22.Nd4 Qd4 23.Qe2 e5 24.h3 Rbd7 (24...b5!?-/+) 25.Qa6+= Qf4 26.Qa2 Kh8 27.g3 Qf3 28.Rf1 Rd1 29.Rc1 R8d2 (better is 29...b5-/+) 30.Rcd1?? (better is 30.Rc8 Kg7 31.Qg8 Kh6 32.Qf8 Kg6 33.Qg8 Kh6 34.Qf8 Kh5 35.g4 Kg6 36.Qg8 Kh6 37.Qf8 Kg6 38.Qg8 Kh6 39.Qf8 Kg6=) 30...Ra2-+ (30...Rd1?! 31.Qe6 Rf1 32.Kf1 Qd1 33.Kg2-/+) 31.Rd8 Kg7 32.Rd7 Kg6 33.h4 b5 34.Rd6 b4 35.Rb6 b3 36.Rb4 b2 37.Rb5 Qd3 38.Rb4 Ra1 39.Rb2 Qf1 40.Kh2 Qh1 0–1. Wupi – Gaertner, Canarias en Red prel 5th blitz, 2004. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 e6 5.d4 Nc6 6.Nf3 ba3 7.Ba3 Ba3)

9.Bd3 Bd7 10.Nb5 Nc8 11.c3 a6 12.h4 (12.0-0 0-0=+) 12...h6 13.Nd2 Na5 14.Na3 b5 15.Nc2 Nc4 16.Qg4 Nb2 17.Rh3 Nd3 18.Rd3 Rg8 19.h5 Nb6 20.Nb3 Na4 21.Rf3 Qe7 22.Na5 Rc8 Exerts pressure on the backward pawn (22...Bc8 23.Qg3-/+) 23.Nb4 (23.Nb7!? Rc6 24.Qg3+=) 23...Rc3 (23...Nc3 24.Na6 Ne4 25.Nc5=+) 24.Na6= Rf3 25.Qf3 Bc8 26.Nc6 Qb7 27.Nab4 Bd7 28.Rc1 Nb2 29.Qa3 (29.Na5 Qa7 30.Nb3 Qa4=) 29...Nc4=+ 30.Na5 Na3 (30...Qb6 31.Nc4 bc4 32.Qa8 Qd8 33.Ra1+=) 31.Nb7= Nc4 (31...Ke7!?=) 32.Ra1+= Bc8 33.Nc5 Nb6 34.Ra7 Nd7?? (better 34...g6 35.Rc7 Kd8 36.Rf7 gh5 37.Nc6 Ke8 38.Re7 Kf8+-) 35.Nd7+- (35.Nd7 Bd7 36.Ra8 Ke7 37.Rg8+-) 1-0. Leszko,Bence (2305) - Romanov,E (2595), Titled Tuesday, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.Ba3)

7.c3 Qa5

8.Qb3 Nge7 9.Bd3 Ng6 10.h4 Be7 11.h5 Nf8 12.Ba3 Qd8 13.Qc2 h6 14.Rh3 Nd7 15.Rg3 Ba3 16.Na3 0-0 17.Qd2 Kh8 18.Qf4 f5 19.Nh4 Ne7 20.Ke2 Nb6 21.Rh1 Bd7 22.Ng6 Kh7?? (22...Ng6 23.hg6 Kg8 24.Rh6 gh6 25.Qh6 Qe7 26.g7 Qg5 27.Rg5 Rfc8 28.Qh8 Kf7 29.g8Q Rg8 30.Qf6 Ke8 31.Rg8) 23.Rhh3 (23.Nf8 Qf8 24.Kf1 Ba4+/-) 23...Rc8 (23...Rf7 24.Kf1 Ba4+=) 24.Nc2?? (better is 24.Nf8 Qf8 25.Kf1+/-) 24...Rf7-/+ 25.Ne3 a6 26.Ng4 (26.Ne7!? Qe7 27.Rg6-/+) 26...Rc3-+ 27.Ne7 Qe7 28.Nf6 Rf6?? (better is 28...gf6 29.Qg4 Rc8 30.Qg6 Kh8 31.Qh6 Rh7-+) 29.ef6+/- Qf6 30.Bf5! ef5 31.Rc3 Bb5 32.Ke1 Nc4 33.f3 Nb2 34.Qd2 Nc4 35.Qf4 Nb2 36.Qd2 Nc4 37.Qf2 f4 38.Qc2 Kg8 39.Kf2?? Qd4-+ 40.Ke1 Qg1 (40...Qg1 41.Ke2 Ne3 42.Kd2 Nc2 43.Rc8 Kh7 44.Rc2 Ba4 45.Rg3 Qe3 46.Kd1 fg3 47.f4 Qd3 48.Ke1 Bc2 49.f5 Qd1) 0–1. Caruso,Augusto (2155) – Giuriati,Paolo (1955), Marostica op, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Qa5)

8.Bd3?? a2-+ 9.0-0 ab1Q (9...ab1B?! 10.Ra5 Bd3 11.Ra7 Ra7 12.Qd3-+) 10.Ra5 (10.Bb1?? Qa1 11.Qb3 Qa6-+) 10...Qb6 11.Rb5 Qc7 12.Ng5 h6 13.Qh5 Qe7 (better 13...Nd8-+) 14.Nf7!+- Qf7 15.Bg6 Nd8 16.f4 Ke7?? (better 16...Ne7 17.Bf7 Nf7+-) 17.Bf7+- Nf7 18.f5! ef5 (18...b6 19.Ba3 Ke8 20.fe6 Be6 21.Qg6+-) 19.Re1 b6 (19...Be6 20.Rb7 Ke8+-) 20.Ba3 Ke8 21.e6 Ba3 22.Qf7 (22.Qf7 Kd8 23.Rd5 Bd6 24.Rd6 Bd7 25.Qd7) 1–0. Janek – Gabriella, internet, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Qa5)

8.Bd3?? a2-+ 9.Bb2 ab1Q (9...ab1B?! 10.Ra5 Bd3 11.Ra1-/+) 10.Qb1 Qc7 11.Bh7 Nh6 12.Bd3 a5 13.Bc1 a4 14.Bh6 Rh6 15.g4 (15.0-0 f6 16.Bb5 a3-+) 15...Qa5 16.Qc2 Rh3 17.Ng5 (17.Ke2-+) 17...Nd4 18.Qb2 (18.Qa4 Qa4 19.Ra4 Ra4 20.Nh3 Ra1 21.Kd2 Nb3 22.Kc2 Rh1 23.Kb3 Rh2 24.Bf1-+) 18…Rd3 0–1. Nordquelle,Daniel – Heimisson,Hilmir Freyr (1740), Budva MNE, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 Qa5)

8.Ba3 Ba3

9.Ra3 Qc7 10.Bd3 Nge7 11.0-0 0-0 12.Bh7 Kh7 13.Ng5 Kg8?? (better is 13...Kg6 14.Qg4 f5 15.ef6 gf6 16.Ne6 Kf7 17.Qg7 Ke6 18.Qf8 Qf4=) 14.Qh5+- Rd8 15.Qf7 Kh8 16.c4 Ng8 (16...Nf5 17.Rh3 Nh6 18.Qg6 Kg8 19.Rh6 Qd7 20.Rh8 Kh8 21.Qh7) 17.Qc7 (17.Qg6 Nf6 18.ef6 Qh2 19.Kh2 Nd4 20.Qg7) 17...Rd7+- 18.Qd7! Bd7 19.Rh3 Nh6 20.Nf7 Kh7 21.cd5 ed5 22.Nc3?? Bh3+/- 23.gh3?? Nf7-+ 24.Nd5 Nd4 25.f4 Rd8 26.Ne3 a5 27.Nc4 a4 28.Rb1 b5 29.Na3 Ne2 30.Kf2 Nf4 31.Kg3 Nh3! 32.Kh3 Rd3 33.Kg2 Ra3 34.Rb5 Ra2 35.Kg1 Ra1 36.Kg2 a3 37.e6 a2 38.ef7 Rg1!! 39.Kh3 Rf1 40.Ra5= Rf7 41.Ra2 Rf6 42.Ra4 Rh6 43.Rh4 Rh4 44.Kh4 Kh6 45.h3 g5 46.Kg4 Kg6 47.h4 gh4 48.Kh4 ½–½. Schilay,Maria – Cebron,Asja, Mureck AUT, EU Ch U9, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 Qa5)

9.Ra3 Qc7 10.Bd3 Nge7 11.0-0 Bd7 12.Nbd2 Na5 13.Qe2 Ng6 14.g3 a6 15.Ng5 Nc6 16.f4 Nce7 17.g4 (17.c4 h6 18.Ngf3 dc4 19.Nc4 0-0=) 17...h6+= 18.Nh3 Qc8 (18...h5 19.g5+=) 19.Qf2 Nf8 20.f5 Nc6 (20...ef5 21.c4 Qc6 (21...fg4?? 22.Qf7 Kd8 23.Qg7+-) 22.gf5 Nh7=) 21.Nf4= Rg8 (21...ef5? 22.Nd5 Qd8 23.Ne4+-) 22.c4 Nb4 23.cd5 Nd3 (23...Nd5? 24.Nc4 Kd8 25.Nd6+-) 24.Nd3 ed5 25.e6 fe6 26.fe6 Be6 27.Nc5 Qc7 (better is 27...Ke7!? 28.Re3 Rb8+/-) 28.Re3+- Qe7 (28...0-0-0 29.Ne6 Ne6 30.Re6+-) 29.Ne6 Ne6 30.Rfe1 Kd7 31.Re6 (31.Qf5 Rae8 32.Re6 Qe6 33.Re6 Re6 34.Qf7 Kd6 35.Qg8 Re1 36.Kf2 Re7+-) 31...Qe6 32.Re6 Ke6 33.Qf5 Kd6 34.Qe5 Kc6 35.Qe6 Kc7 36.Qe7 Kc6? (36...Kb8+-) 37.Qc5 Kd7 1–0. Hebbinghaus,Holger (2235) – Wetzel,Benjamin, Chemnitz op, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 Qa5)

9.Ra3 Qc7 10.Bd3 Nge7 11.0-0 Bd7 12.Nbd2 h6 13.Qe2 (13.Qb3 0-0=) 13...0-0 14.Bc2 (14.Rb1 Nf5=) 14...Rfc8 15.Rb1 a6 16.h4 (16.Qd3 Ng6=+) 16...Na5 (16...Na7 17.Rab3 Bb5 18.Qe3-/+) 17.h5 (17.Qd3 Ng6=+) 17...Bb5-/+ 18.Qe3 Nc4 (18...Nec6 19.Ne1-/+) 19.Nc4 Qc4 (19...dc4?! 20.Qe4 Nf5 21.d5+=) 20.Re1 (20.g4 b6-/+) 20...Qc7 21.Nh2 (21.Rb1 b6-/+) 21...Nf5 (21...Nc6 22.Rea1-/+) 22.Qf4 Qe7 (better 22...Qd7-/+) 23.Qc1? (better 23.Rea1-/+) 23...Nd4!-+ 24.Bb1?? (24.cd4 Qh4 Double attack (24...Qh4 Decoy)) 24...Ne2 25.Re2 Be2 26.Qb2 (26.Rb3 Bh5 27.g4 Bg6 28.Bg6 fg6-+) 26...Bh5 (26...Qg5 27.c4 Bh5 28.Nf1 dc4 29.Be4-+) 27.Rb3 (27.Qc1 Qc5-+) 27...b5 (27...Qg5 28.Rb7 Qe5 29.g4-+) 28.Rb4 (28.Qd2 Qc7 29.g4 Bg6 30.Bg6 fg6-+) 28...Rc4 (better 28...Qc7!? 29.g4 Bg6 30.Bg6 fg6 31.Qe2-+) 29.Rc4 dc4 30.f4 (30.Qc1 Rd8 31.g4 Qd7-+) 30...Rd8 31.g4 (31.Nf1 Rd1 32.Be4 Re1-+) 31...Bg6 (31...Bg6 32.Bg6 fg6-+) 0–1. Meszaros,Andras (2295) – Fang,Yuxiang (2185), Caissa Im, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Qa5 8.Ba3 Ba3)

9.Ra3 Qc7 10.Bd3 Nge7 11.0-0 Ng6 12.Qc1 Bd7 13.h4 Na5 (13...f6!?+=) 14.h5= Nf8 15.Qg5 Rg8 16.h6 g6 17.Nbd2 b5 (better is 17...Bc6+=) 18.Qf6+- Nc4 19.Bc4 bc4 20.Qg7!! 1–0. Rahis – Danerud,Martin, Travemunde op, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Qa5)

9.Ra3 Qc7 10.Bd3 Nge7 11.0-0 h6 12.Ra2 a6 13.Na3 Na5 14.Qc2 Bd7 15.Rc1 b5 16.Nd2 0-0 17.Rca1 Rfc8 18.Nab1 Nec6 19.Nb3? (19.Bh7 Kh8 20.Bd3 Qb6+=) 19...Nb3 (better is 19...Nb4! 20.cb4 Qc2 21.Rc2 Nb3-+) 20.Qb3-/+ Qb6 21.Qd1 a5 22.Bc2 b4 23.Rb2 Qc7 24.Qd3-/+ g6 25.c4? dc4-+ 26.Qc4 Qb6 27.Nd2 Nd4 28.Qd3 Rc3 29.Qe4 Bc6 (29...Bc6 30.Qg4 Nc2-+) 0–1. Barcsi,Judit (2105) – Albert,Kornelia (2175), HUN–chT2 Maroczy, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Qa5)

9.Ra3 Qc7 10.Bd3 f6 11.Qe2 Nge7 12.ef6 gf6 13.0-0 0-0 14.Nh4 Bd7 15.Bh7 Kh7 16.Qh5 Kg7 17.Qg4 Kf7 18.Qh5 Kg7 19.Qg4 ½–½. Mueller,Dieter (2175) – Peter,Thomas (2240), NRW Class1, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Qa5)

7.c3 a6

8.Ba3 Ba3 9.Na3 Bd7 10.Bd3 b5 11.Qd2 Na5 12.Qf4 (12.Qc2 Ne7=+) 12...Qc7 13.Nb1 Nc4 (13...Ne7 14.Qg3 Ng6 15.h4=+) 14.Ng5 Bc6 (14...f5 15.Qh4=+) 15.Bh7 (15.Nh7 Nh6=) 15...a5 16.Bd3 Nh6 17.0-0 a4 18.Qg3 Qe7 19.f4 (19.Nh7 Rg8=) 19...g6 20.Bc4 bc4 (20...dc4 21.Na3=) 21.Na3 Kd7 22.Nc2 Nf5 23.Qf2 Nh6 (23...Ke8 24.Nb4 Qc7 25.Ra2+=) 24.h3 Nf5 25.Rfb1 Rhb8 26.Rb8 Rb8 27.Nb4 Rb4 (27...Bb5 28.Ra3+=) 28.cb4 Qb4 29.g4 (29.Nf3 Qc3 30.Re1 a3=) 29...Qc3= 30.Rd1 Ne3?? (better 30...Ng3=) 31.Re1+- Qd4 (31...Nc2 32.Rc1 Qd4 33.Rc2 Qf2 34.Kf2+-) 32.Qe3 (better 32.Re3!? Ke7+-) 32...Qe3 33.Re3 d4 34.Re1 d3 (34...c3 35.Kf2 d3 36.Ra1+- (36.Nf7? d2 37.Rd1 Ke7-+)) 35.Rd1 (better 35.Ne4 Kc7 36.Kf2+-) 35...a3= 36.Kf2 (36.Nf7 Ba4 37.Rf1 d2-+) 36...Ba4 37.Rd2?? (better 37.Rg1 d2 38.Ne4-+) 37...Bc2 38.f5 a2 39.Nf7 (39.Nf3 c3 40.fe6 fe6 41.Rd3 Bd3-+) 39...gf5 40.gf5 0–1. Gonzalez,Robert – Paez,David (2030), 10th OPEN FERIA DE CALI Grupo B E, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

8.Ba3 Ba3 9.Na3 Bd7 10.Bd3 Nge7 11.0-0 h6 12.Qd2 Na5 13.Qf4 b5 14.h4 Nc4 15.Nc2 Qc7 16.h5 Bc8 17.Qg4 Bb7?? (better is 17...0-0-/+) 18.Qg7+/- Kd7 19.Bh7 (19.Qf7? Raf8 20.Qg7 Rhg8 21.Qh6 Rf3-/+) 19...Qd8 20.Qf7 Qf8 21.Qf8 Raf8 22.Bd3 Rhg8 23.Be2 Nf5 24.Nb4 a5 25.Nd3 Ke7 26.Nc5 Bc6 27.Kh2 a4 28.g3 Be8 29.Ne1 Ng7 30.Ned3 Nd2 (30...Bh5 31.Bh5 Nh5 32.Rfb1=) 31.Rh1 (better is 31.Rfd1!? Nf3 32.Kg2+/-) 31...Bh5+= 32.Bh5 Nh5 33.Kg2 Rg5 34.Rad1 Nc4 35.Rb1= Rb8? 36.Na4!+/- Ra8? 37.Nac5+- Ra2 38.Rh3 Na3 39.Rb3 Nc2 40.Rb5 Ne3 41.Kf3 Nd1 42.Rb7 Ke8 43.Ne6 Rf5 44.Kg4 (44.Kg4 Raf2 45.Nc7 Kf8 46.Nd5 Rg5 47.Kh4+-) 1–0. Sochacki,Wojtek (2010) – Mouhamad,Joachin (1865), FRA–ch U14 Aix les Bains, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6)

8.Ba3 Ba3 9.Na3 Bd7 10.Bd3 f5 11.g4 fg4 12.Nd2 Nh6 13.h3 Qh4 14.Qc2 Rf8 15.0-0-0? (15.Nf1 gh3 16.Ne3 Rc8-+) 15...Qe7 16.Qb2 Rf2 17.Nc2 g3 18.Bh7 b5 19.Bg6 Kf8 20.Rhf1 Kg8 21.Rf2 gf2 22.Bd3 Qg5 23.Qa3 Qe7 24.Qa2?? (24.Qb2 Qh4 25.Nb3 Qf4 26.Kb1-+) 24...b4 25.c4 dc4 26.Nc4 Qg5 27.Kb1 (27.Kb2 Qh5 28.Rf1 Qh3 29.Qb3-+) 27...b3! 28.Qb3 Rb8 29.Nb6 Qd8 30.Kc1 Rb6 (worse is 30...Qb6 31.Qb6 Rb6 32.Rf1-+) 31.Qc3 Qg5 (31...Qg5 32.Qd2 Nf7 33.Qg5 Ng5-+) 0–1. Celander,Jesper – Dominicus,Eric, Stockholm Kristallen KM op, 1995. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3 5.Nf3 d5 6.e5 Nc6 7.c3 a6)

8.Ba3 Ba3 9.Na3 Nge7 10.Bd3 Bd7 11.0-0 Ng6 12.Qd2 0-0 13.g3 (13.Rfb1 b5=+) 13...b5-/+ 14.h4 Re8 (14...f6 15.Bg6 hg6 16.Rfe1-/+) 15.h5=+ Nf8 16.h6 g6 17.Nc2 Na5 18.Qf4 Nc4 19.Nh2 (19.Bc4 bc4 20.Rfb1+=) 19...Bc6-/+ 20.Ng4 Nd7 21.Nb4 Bb7 22.Bc2 Qe7 23.Nd3 Ncb6 (23...Rec8!?-/+) 24.Nc5=+ Reb8 (worse 24...Nc5 25.Nf6 Kh8 26.Ne8+/-) 25.Nf6 (25.Nd7 Nd7 26.Rfb1 Rc8=+) 25...Nf6-/+ 26.ef6 Qe8 27.Qc7 Bc6 (27...Bc8 28.Qe7 Qf8 29.Bd3-/+) 28.g4 (28.Ra6 Ra6 29.Na6 Rb7=) 28...Nc4 (28...a5!?-/+) 29.Ra6 Ra6 30.Na6 Rc8 31.Qg3 e5 32.Re1 e4 33.g5 Qd7 34.Bd1 Ra8 35.Nb4 Bb7 36.Be2 Nb6 37.Bg4 Qd8 38.Be2 Qd7 39.Rb1 Nc4 40.Bc4 bc4 41.Rb2 Qc8 42.Ra2 Ra2 43.Na2 Bc6 44.Nb4 Bb7 45.Kh2 (45.f3 ef3 46.Qf3 Qe6+=) 45...Qd8= 46.Qe5 Kf8 47.Kg3 Ba8 (better 47...Kg8!?+=) 48.Na6+/- Bb7? (better 48...Kg8+/-) 49.Qc7+- Qa8 (49...Qc8 50.Qc8 Bc8+-) 50.Qe7 (50.Nb8 Qa4 51.Qd8 Qe8 52.Nd7 Kg8 53.Qe8) 50...Kg8+/- 51.Nc7 Qb8 52.Qe8 (52.Qd7 e3 53.fe3 Ba6+-) 52...Qe8 53.Ne8 Kf8 54.Nc7 Bc6 55.Kf4 Bb7 56.Ke5 Bc6 57.Nd5 Ke8 58.Nb6 Bb5 59.Ke4 Kd8 60.Kd5 Kc7 (60...Ke8 61.Nc4 Ba4 62.Nd6 Kf8 63.c4+-) 61.Nc4 Bd7 62.Ne5 Be6 63.Kc5 (63.Kc5 Bf5 64.d5+-) 1-0. Graham,Cassie M (2005) - Sivarajasingam,Shayanna (1780), Gilbert Cup, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 a6)

8.Ba3 Be7-/+.

8.Na3 b5 9.Nb5+= Qb6 10.Bd3 Bb7 11.Nd6 Bd6 12.ed6 Nf6 13.0-0 h6 14.Rb1 Qa7 15.Ne5 Ne5 (better is 15...0-0!?+/-) 16.de5+- Nd7 17.Be3 Qb8 18.Qg4 Rg8 (18...g5 19.Bd4+-) 19.f4 (19.Bg6 Kf8 20.Qf4 Qe8 21.Rb7 a5+-) 19...Qc8 20.Qh4 Qc3 (20...g5 21.fg5 hg5+-) 21.Qe7# (21.Rb7?! g5 22.fg5 Qd3+-) 1–0. marekt – mrmoto, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.c3 a6 7.d4 Nc6)

8.Na3 Rb8 9.Bd3 b5 10.0-0 g6 11.Nc2 Nge7 12.Bg5 Bg7 13.Qd2 h6 14.Bh4 g5 15.Bg3 Nf5 16.h3 (16.Ne3 0-0=) 16...0-0 (16...g4 17.hg4 Ng3 18.fg3=+) 17.Bh2 Qb6 (17...Na5 18.Qe2=+) 18.g4 (18.Rfb1!?=) 18...Nfe7=+ 19.h4 gh4 20.Nh4 Qd8 (20...Na5!? 21.Rfb1 Nc4=+) 21.Bf4= Ng6 22.Ng6 fg6 23.Bg6 (23.Bh6 Qh4 24.Bf4 Bh6 25.Bh6 Qg4 26.Kh1 Rf3-+) 23...Qh4 (23...Na5 24.Qe3=) 24.Bh5+= Ne7 (24...Kh7!?+=) 25.Kg2+- Nc6 26.Bh6 Bh6 27.Qh6 Rb7?? (better 27...Qe7+-) 28.Bf7!! (28.Bf7 Rbf7 29.Qh4+-) 1–0. Husarik,Branko (2155) – Jezbera,Jiri (2135), CZE–ChT2C, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6)

8.Na3 Rb8 9.Bd3 f5 10.ef6 Nf6 11.0-0 Bd6 12.Re1 0-0 13.Ne5 Qc7 14.f4 b5 15.Nc2 Nd8 16.Re3 Ne4 (16...Qc3?? 17.Bh7 Nh7 18.Rc3+-) 17.Rh3 g6 (17...Nc3?? 18.Bh7 Kh8 19.Ng6) 18.Be4 de4 19.Qe1 Bb7 20.Ne3 (20.Qh4 Nc6+=) 20...Rc8 21.N3g4 Qg7 22.Nf2 The isolani on e4 becomes a target 22...e3 23.Qe3 Nc6 24.Ng6 Rf6?? 25.Ne5?? Be5?? 26.fe5+/- Rg6 27.Rg3 Ne7 28.Ne4 Nf5 29.Rg6 Qg6 30.Qe2 Nh4 31.Bg5 Be4+= 32.Bh4 Rc3 33.g3? Rc2-+ 34.Qe3 Rg2 35.Kf1 Rh2 36.Ra6?? Bb7 (36...Bb7 37.Qg5 Qg5 38.Bg5 Ba6-+; 36...Bg2 37.Ke1 Qb1 38.Ke2 Bb7 39.Qf2 Qc2 40.Ke3 Qf2 41.Kd3 Qf3) 0–1. Miljukovsky,M – Osanov, URS Spartakiad, 1963. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6)

8.Na3 Qc7!? +=.

8.Na3 Be7 9.Be3 Bd7 10.Bd3 b5 11.0-0 Rb8 12.Nc2 a5 13.h3 b4 14.cb4 ab4 15.Bf4 b3 16.Ne3 b2 17.Ra2 Qb6 18.Bc2 h6 19.Qd2 g5 20.Bg3 Bb4 21.Qd3 Ba5 22.Qa3 Qb4 23.Qb4 Rb4 24.Rb1 Nge7 25.Ng4 Ng8 26.Bd1 Bd8 27.Rab2 Rb2 28.Rb2 h5 29.Ne3 g4 30.hg4+/- hg4 31.Ng4 Nge7?? 32.Nf6 Kf8 33.Nd7 Kg7 34.Ba4 Na5 35.Rb8 Nf5 36.Bf4 Nc6 37.Bc6 Be7 38.Rh8 Kh8 39.g4 Ng7 40.Nf6 Bb4 41.Ng5 Nf5 42.gf5 ef5 43.Nd5 Ba3 44.Nf7 Kg7 45.Nh6 Bb2 46.e6 Ba3 47.Nf5 Kg6 48.e7 Be7 49.Nde7 Kf7 50.Bd5 Kf6 51.Be5 Kg5 52.f4 Kg4 53.Kg2 Kh5 54.Bf3 1–0. usingprogram – velani, internet, 2011.

8.Bd3 Qc7 9.0-0 g6 10.Na3 Na5 11.Qc2 Nh6 (11...b5 12.Qb2+=) 12.Bg5+= Bg7 13.Rfb1 (13.c4 dc4 14.Nc4 Nc4 15.Bc4 0-0+=) 13...0-0 (13...Bd7 14.Qd2 Nf5 15.Nc2=) 14.Qd2 (14.c4!? dc4 15.Nc4 Nc4 16.Qc4 (worse 16.Bc4 b5 17.Qd2 bc4 18.Bh6 Bb7-/+) 16...Qc4 17.Bc4+=) 14...Nf5= 15.g4 Ne7 16.Nc2 Re8 17.h4 Nc4 18.Qf4 f5 19.Nb4 (19.ef6 Qf4 20.Bf4 Bf6=) 19...Nb6=+ 20.Rb3 (20.h5 a5 21.Nc2 Qc3=+) 20...Bd7 21.Kg2 (21.h5 a5 22.Nc2 a4=+) 21...a5-/+ 22.Na2 Nc4 23.h5 Rac8 (23...Ra6!?-/+) 24.Rh1=+ Kf7 (24...a4 25.Rbb1=) 25.Bh6= Rh8?? (25...Bh8 26.hg6 Ng6 27.Qg3+=) 26.Ng5?? (better 26.Bg7 Kg7 27.Qg5+-) 26...Kg8= 27.Nf3 b5?? (27...a4 28.Bg7 Kg7 29.Qg5+/-) 28.Rbb1 (28.Bg7!? Kg7 29.Qg5+/-) 28...Kf7 (28...Qd8 29.Bg7 Kg7 30.hg6 Ng6 31.Qh6 Kg8 32.gf5 ef5 33.Rhg1+/-) 29.Qg5 (29.Bg7 Kg7 30.Qg5+-) 29...Bh6= 30.Qh6 Rcg8 31.Ng5 Ke8 32.Nh7 (better 32.Nc1=) 32...Kd8-/+ 33.gf5 gh5 (33...gf5 34.Kf1-/+) 34.Kf3 (34.Kh3 ef5 (worse 34...Nf5 35.Bf5 ef5 36.Qf6 Kc8 37.Qa6 Kd8 38.Qf6 Kc8 39.Qa6 Kd8 40.Qf6=) 35.Rbg1 Rg4=+) 34...ef5 35.Rh5 (35.Rbg1 Rg4-/+) 35...Rg6 (35...Be8 36.Rhh1 Bg6 37.Qf4 Rh7 38.Rh7 Bh7 39.Rb5-+) 36.Qf4? (36.Qc1 Nc6 37.Rg5 (37.Rb5 N6e5 38.de5 Ne5 39.Ke3 Nd3 40.Rb8 Qb8-+) 37...N6e5 38.de5 Ne5 39.Kg2 Nd3 40.Qe3 Rh7 41.Rg6 Nf4 42.Kg1 Ng6 43.Qg3-+) 36...Rg4-+ 37.Qh2 Nd2 (37...Be8!? 38.Rh6 Nd2 39.Ke3 Nb1 40.Bb1-+) 38.Ke3-/+ Nb1 39.Bb1?? (better 39.Nf6 Rh5 40.Qh5-/+) 39...f4 40.Kf3 Kc8 (40...Qc4 41.Nf6 Rh5 42.Qh5 Rg1 43.Qh8 Kc7 44.Nd7 Qf1 (44...Rb1 45.Nc5 Rb2 46.Nc1 Qc3 47.N1d3=) 45.Qb8 Kd7 46.Bf5 Nf5 47.Qb7 Kd8 48.Qd5 Ke7 49.Qb7 Kf8 50.Qc8 Kg7 51.Qc7 Kh6-+) 41.Nf6-/+ Rh5 42.Qh5 Rg1 43.Qf7?? (better 43.Qh7-/+) 43...Rb1-+ 44.Qe7 (44.Kf4 Qd8 45.e6-+) 44...Bc6 (better 44...Bg4! 45.Kg4 Qe7-+) 45.Qc5 Ra1 46.Nb4? (better 46.Qa3 Rf1 47.Nc1-+) 46...ab4 47.cb4 (47.Qb4 Ra4 48.Qf8 Qd8-+) 47...Ra3 48.Kf4 (48.Kg4 Ra2 49.f3 Kb7-+) 48...Ra2 (48...Kb7 49.Qc2-+) 49.f3 (49.Ke3 Ba8 50.Qf8 Kb7-+) 49...Ra6 (better 49...Ra3!? 50.Qf8 Kb7 51.Qc5-+) 50.Nd5 Bd5 51.Qd5 Qc1 52.Kf5 Qb1 53.Qe4? (53.Kg4 Qb4 54.Qg8 Kc7 55.Qf7 Kd8 56.Qg8 Ke7 57.Qg5 Kd7 58.Qf5 Kd8-+) 53...Qb4 54.Qc2 (54.Qg4 Qf8 55.Ke4 Kc7-+) 54...Kd7 (better 54...Qc4 55.Qe4 b4-+) 55.Qe4 (55.Ke4-+) 55...Qf8 56.Kg4 Qg8 (56...Qg7 57.Kf4 Qh6 58.Kf5 Qh7 59.Kf4 Qe4 60.Ke4 b4-+) 57.Kf4 Qf7 58.Kg5 (58.Ke3 Ra3 59.Ke2 Qc4 60.Kf2-+) 58...Qg7 59.Kf4 Qh6 60.Kg3 (60.Kf5 Qg6 61.Kf4 Qe4 62.Ke4-+) 60...Rg6 61.Kf2 Qh2 (61...Qd2 62.Qe2 Qd4 63.Qe3 Rg2 64.Kg2 Qe3 65.e6 Ke6 66.f4 Qe2 67.Kg1 Kf5 68.Kh1 Kf4 69.Kg1 Kf3 70.Kh1 Qg2) 62.Ke3 Qg1 63.Kf4 (63.Kd3 Qb1 64.Ke3 Qe4 65.fe4-+) 63…Qg5 0-1. Gierech,Pawel (1670) - Tarka,Aleksandra (1715), 221st YMCA Autumn B, 2019. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.Nf3 Nc6 5.d4 d5 6.e5 ba3 7.c3 a6)

8.Bd3 Be7 9.0-0 f5 10.ef6 Nf6 11.Na3 0-0 12.Re1 Bd6 13.Nb5 Bb8 14.Ng5 e5 15.de5 Ne5 16.Nd4 Re8 17.Bb1 h6 18.f4 hg5 19.fg5?? (better is 19.fe5 Re5 20.Re5 Be5 21.Bg5-/+) 19...Bg4-+ 20.Qc2 Ne4 21.Re4 de4 22.Ba2 Kh8 23.Qf2 Bh5 24.Qh4 g6 25.Bf4 Rf8 (better is 25...Qc8 26.Rf1 Qc3 27.Nf5-+) 26.Rf1 (26.Bg3-+) 26...Nf3! 27.Rf3 ef3 28.Bb8 Rb8 29.gf3 Qe7 30.Kf2 Rbe8 31.Be6 Qd6 32.Bg4 Qf4 33.Ne2 Qg4 (33...Qg4 34.Qg4 Bg4-+) 0–1. Simon,Laurent (2090) – Saatdjian,Thomas, Cap d'Agde Cavalier op, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

8.Bd3 f5 9.Na3 Bd7 10.h4 Nh6 11.Ng5 Rc8 12.Kf1 Qe7 (12...Qa5!? 13.Qd2 Qc7-/+) 13.Nc2+= Nf7 14.g4 Ng5 15.Bg5 Qf7 16.gf5 ef5 17.Qb1 Be6 18.Bf4 Nd8 19.Qb2 Be7 20.Ke2 Bd7 21.Ne3 Ne6 22.Bh2 0-0 23.Qb7 Rc7 (better is 23...Rc3 24.Qd7 Nd4 25.Kd2 Ra3 26.Nd5 Bg5 27.hg5 Qd7 28.Ra3 Qd5-+) 24.Qb3= Rfc8 25.Nd5 Rc3+= 26.Ne7? Qe7-+ 27.Qb6 Qh4 28.d5 Nd4 29.Ke3 Qe4 30.Kd2 0–1. Ivanov,Vladislav – Korovin,Mikhail (2110), Ufa RUS, Gumerov Mem, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 a6 6.a3 ba3 7.c3 Nc6)

8.Bd3 f6 9.0-0 fe5 10.de5 a2 11.Ra2 g6 12.Ng5 Bh6 13.Nh7 Ne5 (13...Rh7 14.Bg6 Rf7 15.Qh5+- (15.Bf7?! Kf7 16.Qh5 Kg7+=)) 14.Bh6 Nh6 15.Bg6? (better is 15.Qa4 Bd7 16.Qf4-/+) 15...Ng6 16.Qh5 Kf7 (16...Rh7?! 17.Qg6 Rf7 18.Qh6=) 17.Ng5 Kg7 18.f4 (18.Nf3 Nf7 19.Qg4 Qf6-+) 18...e5 19.Qd1 (19.Rb2 Nf4 20.Rf4 ef4 21.Rb7 Bb7 22.Ne6 Kf6 23.Nd8 Rad8 (worse is 23...Rhd8 24.Qh6 Ke5 25.Qg7 Kd6 26.Qb7+-) 24.Qh4 Kf5-+) 19...Qb6 20.Kh1 Ng4 (20...Ng4 21.g3 Ne3-+) 0–1. Brun – Marcotulli,Giancarlo, ASIGC–ASFAP corr, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 a6)

8.Bd3 h5 9.Na3 Nh6 10.Nb5 +=.

8.Bd3 h6 9.0-0 Bd7 10.Na3 Na5 11.Ne1 (11.Nc2!?+=) 11...Qc7 12.Bd2 (12.Bb2 Ne7+=) 12...Nc4 (12...Ne7!?+=) 13.Nc4= dc4 14.Bc2 Ne7 15.Qg4 (15.Qe2 b5=) 15...Bc6 16.f4 (16.Nf3 Nd5=) 16...g6+= 17.Qe2 (17.Bd1 b5+=) 17...b5-/+ 18.Nf3 Nd5 (18...Bg7 19.Nh4-/+) 19.Be4 (19.Nh4 Qd7+=) 19...Be7-/+ 20.h4 Qb7 21.g3 (21.Qd1 Nc7 22.Bc6 Qc6-/+) 21...0-0-0 (better is 21...h5-/+) 22.Kh2?? (better is 22.Qg2+=) 22...Nc3!-+ 23.Bc3 Be4 24.Rf2 (24.Ba5 Rdg8 25.Qe3 g5-+) 24...g5 (24...b4 25.Qc4 Kd7 26.Bb4 Qb4 27.Nd2 Qc4 28.Nc4-+) 25.Nd2 (25.Re1 Bf5-+) 25...Bd3 26.Qh5 Bg6 (26...gh4 27.Rg1-+) 27.Qe2 gh4 28.g4 Bd3 29.Qe3 (29.Qf3 h5! 30.gh5 Qf3 31.Nf3 b4-+) 29...Rhg8 30.Ba5 (30.Rg2 b4 31.Bb2 Kb8-+) 30...Rd7 31.Rg2 Kb8 32.Rgg1 Qd5 (32...b4 33.Nb3 Qb5 34.Nc5 Bc5 35.dc5-+) 33.Bc3 (33.Bb6 Kb7 34.Bc5 Bc5 35.dc5 Rc8-+) 33...b4 34.Bb2 Qb5 35.Ne4 c3 36.Bc1 (36.Nc3 bc3 37.Bc3 Rc8-+) 36...Rgd8 37.Nc5 (37.Rd1 Be4 38.Qe4 b3-+) 37...Bc5 38.dc5 b3 39.c6 (39.Ba3 b2 40.c6 ba1R 41.Ra1 Qc6 42.Bd6 Rd6 43.ed6 Qd6-+) 39...b2 40.Bb2 cb2 (40...Qb2 41.Rg2 Qa1 42.cd7 Rd7 43.Qb6 Kc8 44.Qc6 Rc7 45.Qa8 Kd7 46.Qf3-+) 41.cd7 ba1Q 42.Ra1 Rd7 43.Kh3 Bf1 (43...Bf1 44.Rf1 Qf1 45.Kh4 Qb1-+) 0–1. Kristjansson,Olafur (2230) – Stefansson,Hannes (2335), ISL–ch Akureyri, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 a6)

8.Bd3 h6 9.Na3 Ba3 10.Ba3 Nge7 11.0-0 0-0 12.Qe2 b5 (better is 12...Bd7!?=) 13.Bb5!+/- Bb7 (13...ab5 14.Be7 Combination) 14.Ba4 Rc8 15.Rfb1 Ba8 16.Qa6 Qd7 17.Qd3 Rb8 18.Bc2 g6 19.Qe3 Rb1 20.Rb1 Rb8?? (20...Kg7+-) 21.Rb8 Nb8 22.Qh6 Nf5 (22...Qa4 23.Ng5 f5 24.Qh7 Kf8 25.Qh8) 23.Qf8 (23.Qf8 Kh7 24.Ng5) 1–0. Pena Gomez (2185) – Lopez Martin (1830), CADAP–ch16 zt qual, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 a6)

8.Bd3 h6 9.Nfd2-/+.

8.Na3 Bd7

9.Bd3 b5 10.0-0 Ba3 11.Ba3 Nge7 12.Bd6 Nc8 13.Bc5 N8e7 14.Ra3 Qc8 15.Qc2 Ng6 16.Qd2 Nce7 17.Rfa1 Qb7 18.h3 0-0 19.Bg6 Ng6 20.Bf8 Nf8 21.h4 Bc8 22.h5 Qe7 23.h6 Bb7 24.hg7 Kg7 25.Qf4 Ng6 26.Qg4 Rf8 27.Ng5 Rh8 28.Kf1 Rc8 29.Qh5 h6 30.Nf3 Qc7 31.g3 Qc4 32.Kg2 Qd3 33.Rh1 Rh8 34.Ne1 Qe4 35.Qf3 Ra8 36.Nd3 Qf3 37.Kf3 a5 38.Nc5 Bc6 39.Rha1 a4 40.Rh1 Ne5 41.de5 d4 42.Ne4 dc3 43.Rc3 Bd5 44.Rb1 a3 45.Ke3 b4 46.Rb4 a2 47.Rc1 a1Q 48.Ra1 Ra1 49.Kf4 Be4 50.Re4 Kg6 51.Rd4 h5 52.f3 Ra7 53.Rc4 ½–½. Elias Rivas,Fernando – Lannoy,Jean_Claude Albert, CL5–2009.12.10, 2009.

9.Bd3 b5 10.0-0 b4 11.cb4 Bb4 12.Nc2 a5 13.Ng5 Bc3 14.Ra3 Bd4 15.Nd4 Nd4 16.Bh7 Nc6? (16...Qb6 17.Rd3 Nf5 18.Bf5 ef5 19.Rd5+/-) 17.Nf7 Kf7 18.Qh5 Ke7 19.Qg5 Kf8 20.Rf3 Nf6 21.Ba3 Nb4 22.ef6 gf6?? (22...Rh7 23.Qg6 Kg8 24.Rh3 Qf6 25.Qh7 Kf7 26.Rf3 Qf3 27.gf3+-) 23.Rf6 (better is 23.Bb2 d4 24.Bd4 Rh7 25.Rf6 Qf6 26.Qf6 Ke8 27.Bc5+-) 23...Ke7 24.Rh6 Kd6 25.Bb4 ab4 26.Qf4 Ke7 27.Qb4 Kf7 28.Qg4 Ra4 29.Qg6 Ke7 30.Re1 Qc8 31.Qf6 Kd6 32.Qe5 Ke7 33.Qd5 Rg4 34.Qf3 Rc4 35.Qf6 Kd6 36.Rd1 Kc7 37.Qe5 Kb6 38.Rb1 Ka7 39.Qa5 Qa6 40.Qa6 Ka6 41.Bd3 Rh6 42.Bc4 Ka5 43.f4 1–0. Kreideweiss,Frank – Klausner,Helmut, EU–ch M corr, 1986. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6)

9.Bd3 b5 10.Nc2 b4 11.Bd2 a5 12.cb4 Bb4 13.Nb4 ab4 14.0-0 Ra1 15.Qa1 Nge7 16.Rb1 0-0 17.Rb3 (better is 17.Bb4!? Nb4 18.Rb4+/-) 17...Qb6= 18.Qb1 Nf5 19.Kh1 (worse is 19.Bb4 Rb8 20.Bf5 ef5-/+) 19...Rb8 (worse is 19...Nfd4 20.Be3 (20.Bh7 Kh8 21.Be3 Rb8 22.Nd4 Nd4+-) 20...Rb8 21.Qb2+=) 20.g4 Nfd4 21.Bh7 Kf8 (better is 21...Kh8 22.Be3 Qc5+=) 22.Be3+/- Ke7? (22...f6 23.ef6 gf6 24.Qg6+-) 23.Qb2 (23.Nd4 Nd4 24.Rd3 Qc7 25.Bd4 Qc4+-) 23...Rh8? (better is 23...Qa6!? 24.Bd4 Qf1 25.Ng1 Qc4+/-) 24.Nd4+- (24.Bd4?! Nd4 25.Rb4 Qc5 26.Qd4 Qd4 27.Nd4 Rh7+=) 24...Qc7 25.Nc6 Bc6 26.Bd3?? d4+= 27.Kg1 Qe5 28.Kf1= Qh2 29.Bd4 Qf4 30.Bf5 Bb5 31.Bd3? Rh1-+ 32.Ke2 Qg4 33.f3 Qg2 34.Bf2-/+ Bd3 35.Rd3?? Qf2!!-+ 36.Kf2 Rh2 (36...Rh2 37.Ke1 Rb2-+) 0–1. Lehmann – Grille,Walter, DDR–Cup8 sf11 corr, 1983. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6 8.Na3 Bd7)

9.Bd3 Qc7 10.0-0 Na5 11.Bd2 Ne7 12.Ra2 Nc4 13.Bc1 Na3 14.Ba3 Nc6 15.Bf8 Kf8 16.Qb3 Ne7 17.Rb1 Bc6 18.Nd2 g6 19.Qd1 Kg7 20.Qf3 Rhc8 21.Qf6 Kg8 22.h4 Qd8 23.g4 Rc7 24.h5 Qf8 25.hg6 Ng6 26.Nf3 Qe7 27.Ng5 Qf6 28.ef6 Re8 29.f4 Nf4 (better is 29...h6!? 30.Nh3 Nf8-/+) 30.Bh7= Kf8 31.Rh2 e5 32.Bc2?? (32.Bf5 Kg8 33.Rh7 ed4 34.Kf2 Re2 35.Kf3+-) 32...Kg8+= 33.Bh7 Kf8 34.Bf5 Kg8 35.Bh7?? (35.Rh7 ed4 36.Kf2 Re2 37.Kf3+-) 35...Kf8= 36.Bf5 Kg8 37.Rh7 Ne6?? (37...ed4 38.Rg7 Kh8+-) 38.Be6 (38.Kf2 Ba4 39.Rbh1 Ng5 40.Rh8) 38...Re6+- 39.Rg7 (39.Rg7 Kh8 40.Ne6 fe6 41.Rc7 Be8 42.Rbb7 Kg8 43.Rc8 Kf8 44.Re7 ed4 45.Rce8) 1–0. Narings,Nick – Van Dongen,Rob, Dieren op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 a6 8.Na3 Bd7)

9.Bd3 Rc8 10.0-0 Na5 11.Ng5 White threatens to win material: Ng5xh7 (11.Bd2 h6=) 11...Be7 12.Nf7 (12.Nh7 g6 13.Nf6 Nf6 14.ef6 Qc7-+) 12...Kf7 Black wins a piece 13.Qh5 g6 14.Bg6 hg6 (14...Kg7 15.Bc2 Rc3 16.Bb2=) 15.Qh8+= Qf8 16.f4? (16.Qh7 Qg7 17.Qh3-/+) 16...Nb3 17.Ra2 (17.Rb1 Nc1 18.Rfc1 Ba3 19.Rb7-+) 17...Nc1 18.Rc1 Ba3 19.Qh7 Ke8 20.Qg6 (20.Ra3 Qa3 21.Qg8 Ke7 22.Qg7 Kd8 23.Qf6 Kc7-+) 20...Kd8 21.Rb1? (21.Rcc2 Be7-+) 21...Kc7 22.f5? Ne7 23.Qh7 Nf5 24.Rb7 Kb7 25.Qd7 Rc7 26.Qe6 Ne3 27.Rf2 Qg7 28.g3 Re7 29.Qf6 Qh7 30.h3 Qb1 31.Kh2 Rh7 32.Qe6 Be7 33.g4 Bd8 34.Rf8 Qc2 (34...Qc2 35.Rf2 Qf2 36.Kh1 Rh3) 0–1. Santos,Jose Duarte – Guerra,Vitor Manuel Vestia (2215), Lisbon–ch fin, 2001. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6)

9.Bd3 Be7 10.0-0 Rc8 11.Nd2 Na5 (11...Nh6 12.Qf3+=) 12.Bb2 (12.Nab1 b5=) 12...Qb6 13.Rb1 Qa7 14.Qg4 g6 15.c4 (15.Nc2 b5=) 15...f5 (better is 15...Bb4 16.Rfd1 Bd2 17.Rd2 Nc4-/+) 16.Qh3? (better is 16.ef6 Nf6 17.Qe2=) 16...Ba3-+ 17.Ba3 dc4 18.Bf5 ef5 19.e6? Bc6?? 20.d5 Qd4 21.dc6 Rc6+= 22.Bb4 c3 23.Nf3 Qd5? 24.Rbd1+/- Qb5?? 25.Qh4+- Qb6 26.Ba5 Qa5 27.Qd4 (27.Qd4 Re6 28.Qh8+-) 1–0. Vaisman,Volodia – Illijin,Neboisa, ROM–ch Bucharest, 1973. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6)

9.Bd3 Be7 10.0-0 f5 11.c4 Nb4 12.cd5 ed5 13.Re1 Be6 14.Nc2 Nd3 15.Qd3 Nh6 16.Bh6 gh6 17.Reb1 b5? (better is 17...Qd7+=) 18.Ra6!+- Bd7 (18...Ra6 19.Qb5) 19.Rh6 0-0 20.Ne3 Ra3 21.Qe2 Qa8 22.e6 Be8 23.Ne5 Bg5 24.Rh3 Qa7? (better is 24...h6+-) 25.Rg3 (25.Rg3 h6 26.e7 Qe7 27.Nd5+-) 1–0. Villumsen,Gert – Ackermann,Herbert, ICCF World Cup8–9 prel–170, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 a6 8.Na3 Bd7)

9.Bd3 f5 10.g4? g6 (better is 10...fg4!? 11.Ng5 Qa5-/+) 11.gf5+= ef5 (worse is 11...gf5 12.Ng5 Qa5 13.Qh5 Kd8 14.Nf7 Kc8 15.Nb1 Qa1 16.Nh8+=) 12.Qe2 Be6 13.Ng5 Qe7 (13...Qc8!?+=) 14.Nb5= (14.Nb5 Kd7 A) worse is 15.Ne6 Qe6 (15...Ke6 16.c4 Nb4 17.cd5 Nd5 18.Bc4+-) 16.Qb2 Rc8+=; B) 15.Nd6=) 1–0. Keres,Paul – Remmelgas, Fernpartie, 1935. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 a6 8.Na3 Bd7)

9.Bd3 h6 10.0-0 Nge7 11.Qb3 Qc7 12.Nb5 ab5 13.Ra8 Nc8 14.Bb5 Be7 15.Ba3 0-0 16.Be7 N8e7 17.Rfa1 Nc8 18.Bd3 Rd8 19.R8a2 N8e7 20.Kh1 Rb8 21.Nh4 Nd8 22.Ra3 Ndc6 23.Nf3 Nd8 24.Ra8 g6 25.R1a7 Bc6 26.Rb8 Qb8 27.Qb6 Kg7 28.Be2 Qc8 29.Nh4 Qb8 30.Kg1 Qc8 31.Bd3 Qb8 32.Qc5 Ng8 33.Kh1 Be8 34.Nf3 Bc6 35.Kg1 Be8 36.Kf1 Bc6 37.h4 Be8 38.Qb6 Bc6 39.g4 Be8 40.h5 g5 41.Be2 Ne7 42.Kg2 Nec6 43.Ra1 Ne7 44.Qd6 Nec6 45.Bd3 Qc8 46.Ra2 Qb8 47.Kg3 Qc8 48.c4 dc4 49.Bc4 Qb8 50.d5 ed5 51.Qf6 Kh7 52.Bd3 Kg8 53.Qh6 Black resigns 1–0. GriffySr (2100) – ManOOwar (2155), FICS rated standard game, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6 8.Na3 Bd7)

8.Bd3 b5

9.0-0 Bb7 10.Ba3 Ba3 11.Na3 Nge7 12.Ng5 h6 13.Qh5 g6 14.Qh3 Nf5 15.f4 Ke7 16.Nf3 Kd7 17.g4 Nfe7 18.Rfb1 Qc7 19.Qf1 Rhb8 20.Nd2 Na5 21.Nb3 Nb3 22.Rb3 Bc6 23.f5 gf5 24.gf5 Rg8 (worse is 24...ef5 25.Bf5 Ke8 26.Bd3+=; 24...Nf5?! 25.Bf5 Rg8 26.Kh1 ef5 27.Qf5 Ke8 28.Qh7=) 25.Kh1 Qe5! (25...ef5?! 26.Bf5 Ke8 27.Bh7-/+; 25...Nf5?! 26.Bf5 ef5 27.Qf5 Ke8 28.Qh7=) 26.Nb5? (26.de5) 26...ab5 27.Ra8 (27.de5 d4 28.Qg2 Ra1 29.Rb1 Rg2 30.fe6 fe6 31.h4 Rc2 32.Kg1 Rb1 33.Bf1 Rg2 34.Kh1 Rf1) 27...Ba8 28.Bb5 (28.de5?? d4 29.Qg2 Bg2 30.Kg1 Bd5 31.Kf2 Bb3 32.Bb5 Kc7 33.cd4 Nf5-+) 28...Kc7 29.Bd3 (29.de5?? d4 30.Qg2 Bg2 31.Kg1 Bd5 32.Kf2 Bb3 33.cd4 Nf5-+) 29...Qe3 30.Be2 (30.fe6 fe6 31.Rb1-+) 30...Nf5 31.Qd1 (31.Bd3-+) 31...Nh4 32.Qf1 0–1. Jorda,Thomas (1700) – Saint Paul,Guillaume (1620), FRA–ch op–C Chartres, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 a6)

9.Ba3 Ba3 10.Na3 Bb7 11.Qb1 h6 12.0-0 Nge7 13.Nc2 0-0 14.Ne3 Na5 15.Ng4 Nc4 16.Qc1 Nf5 17.Qf4 Qc8 18.Bf5 ef5 19.Nf6 Kh8 20.h4 (better is 20.Nh4 Qe6 21.Nf5=) 20...Nd6?? (better is 20...a5-/+) 21.ed6+- gf6 22.Qh6 Kg8 23.Qf6 Qe6 24.Qg5 Qg6? (better is 24...Kh8+-) 25.Qe7 Ra7 (25...Rfb8 26.Ne5 Qe6 27.Qg5 Kh7 28.Rfe1+-) 26.d7 (better is 26.Rfe1!? Qh6+-) 26...Qb6 27.Qg5 Kh8 28.Qh5 Kg7 29.Qf5 Qf6 30.Qg4 Qg6 31.Ng5 Kh6 (31...Kh8 32.Rfe1 f6+-) 32.Nf7! (32.Nf7 Qf7 33.Qg5 Kh7 34.d8Q Rd8 35.Qd8+-) 1–0. Barcsi,Judit – Lehocz,Jozsef, HUN–chT2, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

9.Ba3 Ba3 10.Na3 Bb7 11.Qb3 Nge7 12.Qb1 Rb8 13.Nc2 h6 14.h3 Qc7 15.Ra3 Nc8 16.Nb4 Nb4 17.Qb4 (17.cb4 Nb6=+) 17...Qe7 18.Qb2 (18.0-0 Nb6=+) 18...Nb6-/+ 19.Nd2 Nc4 20.Nc4 (20.Bc4 dc4 (worse 20...bc4 21.Ra6 Qc7 22.Rb6+=) 21.0-0 Qg5-/+) 20...dc4 21.Bf1 0-0 22.f3 Qh4 (22...f6 23.ef6 Qf6 24.Qf2-+) 23.Qf2 Qf2 24.Kf2 Rfc8 (24...f6!? 25.ef6 gf6 26.Be2-+) 25.Be2-/+ Kf8 26.f4 Ra8 (26...Rd8 27.Rd1-/+) 27.Bf3 (27.Rha1 Rc7=+) 27...Bd5 (27...Bf3 28.Kf3 a5 29.Rb1-/+) 28.Bd5 ed5 29.Rha1 Rc6 30.Ra5 Rb6 31.Rb1 Ke7 32.Kf3 (32.f5 h5=+) 32...Ke6 33.Kg4 Rab8 (33...g6 34.Rba1=+) 34.Rb4 (34.Rba1!?=) 34...Kd7 (34...g6 35.Rb2-/+) 35.Kh5 Kc7 36.g4 Rc6 37.Kh4 Kb6 38.Ra1 Rc7 39.f5 Rc6 40.Kg3 Ra8 41.Rab1 Rc7 42.Kf4 Kc6 43.h4 Rb7 44.Ra1 Kb6 (44...a5 45.Rb2-/+) 45.Rab1 Kc6 46.Ra1 ½–½. Jaberansari,Daniel – Sivarajasingam,Shayanna (1770), 14th South Wales Int, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

9.Na3 Bb7 10.Bd2 Nge7 11.0-0 Nc8 12.h3 Be7 13.Nh2 Nb6 14.Nc2 Qc7 15.f4 0-0-0 (15...Nc4!?-/+) 16.Nb4 Nb4 17.cb4 Kb8 18.f5 Rdf8 19.Ng4 Nc4 20.f6 gf6 21.Nf6 Bf6 22.Rf6 Qb6 23.Bc4 Qd4 (worse is 23...dc4 24.Be3-/+) 24.Kh2 dc4 (24...Qc4?! 25.Bh6 Qe4 26.Qf1+=; worse is 24...bc4 25.Qe1-/+) 25.Qg1?? (better is 25.Qe1-+) 25…Qd2 0–1. Moro,Roberto – Becker,Jonas (1920), Arco op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 a6)

9.Ng5 g6 10.Na3 Rb8 11.Nc2 h6 12.Nf3 Nge7 13.h4 Nf5 14.h5 g5 15.g4 Ng7 16.Ng1 Be7 17.f4 gf4 18.Bf4 Kd7 19.Qd2 b4 20.Bh6 bc3 21.Qc1 Ne8 22.Nf3 Qb6 23.Be3 a5 24.Kf2 Nb4 25.Bf1 Ba6 26.Nb4 Bb4 27.Ng5? (27.Ba6 Qa6 28.Qc2 Qc4=) 27...Nc7 (27...Bf1 28.Rf1 f5 29.gf5 ef5 30.Qd1-+) 28.Kg3 (28.Ba6!? Na6 29.Qc2=) 28...Rbf8-/+ 29.Qc2 Nb5 30.Nh7 Rh7?? (better is 30...Rc8+=) 31.Qh7+/- Na3? 32.Bh6 Nc4? 33.Bf8 Bf8 34.Qf7 Be7 35.Bc4 Bc4 36.Qf2 Bd3 37.Qe3 Be4 38.Qc3 Bb4 39.Qe3 Qb5 40.h6 Bh7 41.Rhf1 Bg6 42.h7! Qb8 43.Qh6 Qh8 44.Rac1 (44.Rac1 Qh7 45.Qh7 Bh7 46.Rf7 Be7 47.Rh7 Kd8 48.g5 Bg5 49.Rcc7 Bh6 50.Ra7 Bg7 51.Rag7 a4 52.Rh8) 1–0. Szilagyi,Zsolt (2265) – Adok,Janos (2260), HUN–chT2 Maroczy, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 a6)

9.Ng5 h6 10.Qh5 Ra7 11.Na3 g6 12.Bg6 fg6 13.Qg6 Kd7 14.Qe6 (better 14.Ne6 Qe8 15.Nf8 Qf8 16.Nb5 ab5 17.Ra7 Na7 18.Qb6+=) 14...Kc7-+ 15.Nb5 (better 15.Qf7!? Qe7 16.Qe7 Be7 17.Nf3-/+) 15...ab5 16.Ra7 Na7 17.Qf7 Kb8 (17...Qe7 18.Ba3 Qf7 19.Nf7-+) 18.Ne6 Be6 19.Qe6 Ne7 (19...Qc7 20.0-0-+) 20.Ba3 (20.0-0 Nac6-+) 20...Qc8 (20...Nec6!? 21.Bf8 Qf8 22.0-0-+) 21.Qb6 Ka8 22.Bc5 (better 22.0-0 Qd7 23.Ra1-+) 22...Qb8?? (better 22...Nec6-+) 23.Qf6=+ Rh7 24.0-0 Ng8 (24...Qe8 25.Ba7 Ng8+-) 25.Qe6?? (better 25.Qf8 Qf8 26.Bf8+-) 25...Bc5-/+ 26.Qd5 Rb7 27.Qc5 Ne7 28.Ra1 (28.f4 Rc7 29.Qd6 Nf5-/+) 28...Rc7 (28...Qc7 29.Qa3-/+) 29.Qd6 Nf5 30.Qd5 Qb7 31.Qg8 (31.Qe6 Ne7 32.Qh6 Rc3 33.Qf8 Rc8-/+) 31...Rc8 (31...Qc8 32.Qd5 Kb8 33.e6 Rc3 34.Rf1-+) 32.Qg4 (32.Qe6!? Ne7 33.Qh6-/+) 32...Ne7-+ 33.Qh3 (33.Qe6 Nd5-+) 33...Nd5 (33...Qc6 34.Rc1-+) 34.Qh6 Rc3 (34...Nc3 35.Qh4-+) 35.f4 (35.h3 b4-/+) 35...Ne3 36.Qh8? (better 36.Qg6-+) 36...Rc8 37.Qh3 Rg8 38.g3 Qe4 0–1. kovacic (2200) – thrashthebish (2070), ChessWorld.net, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

8.Bd3 Bd7

9.0-0 b5 10.Ba3 Ba3 11.Na3 Nge7 12.Nc2 h6 13.Ne3 0-0 14.Qe2 f5 15.ef6 Rf6 16.Ng4 Rf4 17.Nge5 b4 18.cb4 Nb4= 19.Bb1 Nec6 20.Qe3 Rf6 21.Nc6 Bc6 22.Ne5 Be8 23.Ng4 a5 24.Nf6+/- Qf6 25.Re1 Bf7 26.Qb3 Qe7 27.Ra4 Qb7 28.Qf3 Qb5 29.Ra3 Rf8 30.Qg4 a4 31.Re6 Kh8?? 32.Rh6! gh6 33.Qf5 Kg7 34.Rg3 Bg6 35.Rg6 (35.Rg6 Kh8 36.Qf8 Kh7 37.Qh6; 35.Qg6 Kh8 36.Qh6) 1–0. egomi – ghitaclaudia (1865), kurnik, 2011.

9.0-0 b5 10.Na3 Nge7 11.Nc2 Ng6 12.g3 Be7 13.h4 0-0 14.Ng5 h6 15.Nf7 Rf7 16.Qh5?? Nh8-+ 17.Ne3 Be8 18.Ng4 Rf5 19.Nh6 gh6 20.Qh6 Bg6 21.Bf5 Bf5 22.Bg5 Bf8 23.Qh5 Qd7 24.f4 Qh7 25.Qf3 Be4 26.Qe3 Qf5 27.Rf2 a5 28.Kh2 a4 29.Rb2 Rb8 30.Ra4 ba4 31.Rb8 Nb8 32.Qc1 a3 33.Qa1 Bb1 34.g4 Qc2 35.Kg3 a2 36.c4 Ba3 (36...Ba3 37.Qa2 Qa2 38.f5 Be4 39.Bd2 Qd2 40.h5 Qg2 41.Kh4 Bc1 42.cd5 Qh2; 36...Bb4 37.Qc3 Qc3 38.Kh2 Be4 39.f5 Qf3 40.cd5 Qg2) 0–1. egomi – timtimtim (1640), kurnik, 2011.

9.0-0 Rc8 10.Ng5 Nh6 11.f4 (11.Nh7 Nf5 12.Nf8 Kf8=) 11...Be7 (11...Qb6 12.Nf3+=) 12.Qf3 g6 Controls f5 (12...b5 13.Na3 (13.Bh7? is nothing because of 13...b4-+) 13...Na5 14.Bb2+= (14.Bh7 again this is a poisoned pawn 14...Nb3 15.Nc2 Na1 16.Na1 b4-+)) 13.g4 White plans f5 (13.Ba3 Nf5=) 13...0-0 (13...Qb6!? should not be overlooked 14.Kh1 Nd4 15.cd4 Qd4-/+) 14.Qh3= White threatens to win material: Qh3xh6 14...Kg7 Black king safety dropped 15.Nf3 Ng8 16.f5 (16.Ra3 Weaker is 16...Ba3 17.Na3 Na5-/+) 16...ef5 17.gf5 f6 Consolidates g5 18.e6 White threatens to win material: e6xd7 18...Be8 19.Qg2 (19.Ra3 Worse is 19...Ba3 20.Ba3 Nce7+=) 19...g5 20.h4 h6 21.Kf2 Black's piece can't move: g8 21...Bh5 22.Rh1 Bf3 23.Qf3 White has the pair of bishops 23...Na5 Black's piece can't move: g8 24.Ra2 Nc4 25.Kf1 b5 26.hg5 fg5= 27.Rah2 Nb2 28.Rh6 Nh6 29.Qh5 Rf5 30.Bf5 (30.Bf5 Qh8 31.Qg6 Kf8 32.Rh6 Qg8 33.Rh8 Bb4 34.Qf7) 1–0. Lange,Corinna – Hauer,Nadine (2090), GER–chT U20 Girls, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

9.0-0 h6 10.Na3 Nge7 11.Bc2 Rc8 12.Qd3 Na5 13.Nd2 Qc7 14.Bb2 Nf5 15.Rfc1 g6 16.Qh3 Be7 17.c4 Qb6 18.Bc3 Nc6 19.c5 Qd8 20.Bf5 ef5 21.Rcb1 Rb8 22.Rb6 Bg5 23.Rab1 Qc8 24.Qf3 Be6 25.Ndc4 dc4 26.d5 Bd5 27.Qd5+= 0-0 28.Nc4 Rd8 29.Nd6 Qe6 30.Qe6 fe6 31.g3 Ne7 32.Rb7+- Rb7 33.Rb7 Nd5 34.Ba5 Ra8 35.c6 Ne7 36.c7 Rf8 37.Rb8 Kg7 38.Rf8 Kf8 39.c8Q Nc8 40.Nc8 Ke8 41.f4 Bd8 42.Nd6 Kd7 43.Bd8 Kd8 44.Kf2 Ke7 45.Ke3 g5 46.h4 gf4 47.gf4 Kd7 48.Kd4 Kc6 49.Kc4 a5 50.h5 a4 51.Nf5! ef5 52.Kb4 1–0. Franciskovic,V (2095) – Prpic,Milan, Open, Senj CRO, 2008.

9.Na3 Nge7 10.h4 h5 (10...b5 11.h5=+) 11.Nc2 (11.0-0 Na5=) 11...Rc8 12.Ba3 g6 (12...Na7 13.Bc5 Nb5 14.Ng5-/+) 13.Ne3 Na5 (13...Na7 14.Bb4=) 14.Bb4 (better 14.Ng5=) 14...Nf5?? (better 14...Nec6 15.Bf8 Kf8=) 15.Ba5 b6 16.Bb4 Ne3 17.fe3 a5 18.Bf8 Rf8 19.Qd2 Qc7 20.Rc1 b5 (20...f5 21.Qb2+-) 21.0-0 Bc6 (21...Qd8 22.Ng5 f5 23.ef6 Rf6 24.Qc2+-) 22.Ng5 a4 (22...Ke7 23.Rf6 Be8 24.Qf2+-) 23.Qb2 (23.Bg6 Ke7 24.Bf7 Be8 25.Be6 Rf1 26.Rf1 Kd8+-) 23...Rb8 (23...Qe7 24.Rf7! Rf7 25.Bg6+- (25.Nf7?! Kf7 26.Bb5 Bb5 27.Qb5 a3+=)) 24.Qb4 (better 24.Bg6!? Qe7 25.Bf7 Kd7+-) 24...Qe7 25.Nf7! Qb4 (25...Rf7 26.Qe7 Double attack (26.Bg6 Decoy)) 26.cb4 Kd7 27.Bg6 Rg8 (27...Ra8 28.Nd6 Rf1 29.Kf1+-) 28.Bh5 a3 (28...Rb6 29.Nd6 Rh8 30.Rf7 Kd8 31.Be2+-) 29.Ra1 (29.Ng5 Kc7+-) 29...Ra8 30.Ng5 Rg7 31.Rf7 Rf7 32.Bf7 a2 (32...Ke7 33.Be6 Kf8 34.e4 de4 35.d5+-) 33.Be6 Kc7 (33...Ke8 34.h5 Ke7 35.h6+-) 34.e4! Bd7 (34...de4 35.Ba2 Pinning (35.Ba2 Deflection; 35.d5 Passed pawn)) 35.Bd5 Ra4 36.Ra2 Rb4 (36...Bg4 37.Rc2 Kb8 38.e6+-) 37.e6 (better 37.Ra7 Kc8 38.e6 Be6 39.Ne6 Ra4 40.Rc7 Kb8+-) 37...Bc8 (37...Be8 38.Rc2 Kd6 39.Nf7 Ke7 40.Rc7 Kf6 41.Nd6 Rd4 42.Ne8 Ke5 43.e7 Rd1 44.Kh2+-) 38.Nf3 (better 38.Ra7 Kb6 39.e7 Rd4+-) 38...Rb1 39.Kh2 b4 40.Rc2 (better 40.Ra7 Kb8 41.e7 Ka7+-) 40...Kd8 41.e7! Kd7 (41...Ke7 42.Rc8 Deflection) 42.Rc8! Ke7 (42...Kc8 43.e8Q Combination) 43.Rc7 Kd6 44.Rc6 (44.Rh7!? Rd1+-) 44...Kd7 45.Ne5 Ke7 46.Re6 (better 46.h5 Kd8 47.h6 Rf1+-) 46...Kd8 47.Rb6 Kc7 48.Rb7 Kc8 49.Bc6 b3 50.d5 (50.Nf7 Rh1 51.Kh1 b2 52.Nd6 Kd8 53.Rd7) 50...b2 (50...Rc1 51.Nf7 Rh1 52.Kh1 b2 53.Nd6 Kd8 54.Rd7) 51.d6 (51.Nf7 Rh1 52.Kg3 Rh3 53.gh3 b1Q 54.Nd6 Kd8 55.Rd7) 51...Kd8 (51...Rh1 52.Kh1 b1Q 53.Rb1 Kd8 54.Rb8) 52.Rb8 1-0. Hrabinska,M (2235) - Peng,David (2285), Titled Tuesday 1st Sept, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 a6)

9.Ng5 Be7 10.Nf7 Kf7 11.Qf3 Nf6 12.ef6 Bf6 13.Na3 =+.

9.Ng5 Nge7 10.h4 Rc8 11.Qf3 Nf5-/+ 12.g4 h6 13.Nf7 Kf7 14.gf5+= ef5 15.Bf5 Bf5 16.Qf5 Kg8 17.Qe6 Kh7 18.h5 Rg8 19.Qg6 Kh8 20.Na3 Ba3 21.Ra3 Ne7 22.Qg3= Nf5 23.Qf3? Rf8 24.Qg4= Qe7 25.Ra2 Qf7 26.f4? Rc3-+ 27.Kd2?? Rc4 28.Kd3?? Rfc8 29.Bd2 Rd4 30.Ke2 Re4 31.Kf3 Nd4 32.Kf2 Rf8 33.e6 Ne6 (33...Ne6 34.Kg2 Nf4 35.Bf4 Rf4-+) 0–1. karelpavlik – bryan55, kurnik, 2011.

9.Ng5 g6 10.Qf3 Nh6 11.h4 (11.Qf4 Na7+=) 11...Be7 (better is 11...Rc8 12.Qd1 Qb6 13.Ba3 Nd4 14.cd4 Qd4-/+) 12.Na3? (12.Qf4 Bg5 13.hg5 a2 14.Ra2 Ng8=) 12...Rc8 (better is 12...Qa5 Black missed this excellent chance 13.Bd2 Ba3-/+) 13.Nc2 Na7 14.Bd2 Nb5 Black threatens to win material: Nb5xc3 (14...Bb5 15.Rb1-/+) 15.Ne3? (better is 15.Ne6 would keep White alive 15...fe6 16.Bb5=) 15...Nc3-/+ 16.Ng4 Nf5 17.Bf5? gf5?? allows the opponent back into the game 18.Nh6 Bg5 19.Bg5 Opposite coloured bishops appeared 19...Qb6 20.Nf7 Sacrifices material 20...Kf7 21.Qh5 Kg8 22.Bf6 Ne4 23.Rh3?? causes even greater problems 23...Qb4-+ 24.Kf1 Qd2! Mate threat 25.Kg1 Qf2 26.Kh2 Qf4 27.Kg1 Be8 28.Rf3 Rc1 (28...Rc1 29.Rc1 Qc1 30.Kh2 Bh5-+) 0–1. Van Dam,Niels (1850) – Boedicker,Robert (2105), Haarlem Nova College op, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

8.Bd3 Nge7

9.Ba3 Bd7 +=.

9.Na3 Na7 10.c4-/+.

9.Na3 Ng6 10.0-0 (10.h4 Be7+=) 10...Be7 11.Qc2 (11.h3 b6-/+) 11...Bd7 (11...Nf8 12.c4-/+) 12.Bd2 (12.Qb2 Rb8-/+) 12...b5 (12...Rc8 13.Bg6 hg6 14.Be3-/+) 13.Rfb1 Na5 (13...Nf8 14.Qd1-/+) 14.Qa2 (14.Bc1 Nf8-/+) 14...0-0 (14...Bc6 15.Qc2-/+) 15.g3 Secures f4+h4 (15.h3 Qc8-/+) 15...Nc4 (15...Ba3!? 16.Qa3 Nb7-/+) 16.Nc4+= (16.Bc4? dc4 (16...bc4?! 17.Nc2+=) 17.Ne1 Bc6-+) 16...bc4 17.Bc2 Qc7 18.h4 Rfb8 19.Ng5 (19.h5!? Rb1 20.Qb1+=) 19...Nf8 20.Kg2 Rb6 21.Rb6 Qb6 22.Rb1 Qc7 23.Rb2 Rb8?? ruins a clearly superior position 24.Qb1+- Bg5 25.Rb8 Bd8 26.Bg5 f6 27.ef6 gf6 28.Rb7 Qc8 29.Bh6 f5 30.Rb8 Qc7 31.Qb4 Ng6 32.h5 Bc8 33.hg6 Be7 34.Qe7! Mate attack (34.Qe7 Qg3 35.fg3 hg6 36.Rc8) 1–0. Zentgraf,Robert (2085) – Vielwock,Vadim (2095), GER–ch U18 Winterberg, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 a6)

9.Na3 Ng6 10.h4 Be7 11.Ng5 (11.h5!? Nf8 12.h6+=) 11...Nh4! 12.Qh5 (12.Rh4 Bg5 Remove defender) 12...Bg5 13.Bg5 Qa5 (worse is 13...Ng2 14.Kf1 Nf4 15.Bf4+/-) 14.0-0 (14.Bh4? Qc3 15.Ke2 Nd4 16.Ke3 Nf5 17.Ke2 Qe5 18.Kd2 Qf4 19.Kd1 Qd4-+; 14.Qh4?? Qc3 15.Kd1 Qd3 16.Bd2 Nd4-+) 14...Nf5 15.Nb5 Qb6 16.Rfb1 0-0 17.g4 g6 18.Qh3 Ng7 19.Bf6 h5 20.Qe3 Kh7 (20...hg4?? 21.Qh6 Qb5 22.Qg7) 21.Qg5 Rg8 22.Kg2 (22.Kg2 Nd4 23.Nd4 Qb1 24.Rb1+-) 1–0. Warriner,Mark D – Waldrep,Carl E (2095), USA–ch11 prel, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 a6)

9.h4 b5 10.Ba3 Bb7 11.h5 +=.

9.h4 h5 10.Na3 Nf5 11.Bg5 Be7 (11...f6 12.Bf5 ef5 13.ef6 gf6 14.Bf4 Ba3 15.Ra3 Qe7 16.Qe2+=) 12.Bf5 (12.Nb5 0-0=) 12...ef5 13.Nb5 (13.Be7 Qe7 14.0-0 Be6=) 13...0-0+= (13...ab5? 14.Ra8 0-0 15.0-0+-) 14.Be7 Qe7 15.Ng5 g6 16.f4 f6 17.Nf3 fe5 18.de5 (18.fe5 f4=) 18...Qc5 (18...Re8 19.Kf1= (19.Qd5? Be6 20.Qd6 ab5 21.Ra8 Ra8-+)) 19.Qd3= Rb8 (19...Re8 20.Kd1=) 20.Nbd4 (20.Nd6 b5=) 20...Nd4 21.Nd4 b5 22.0-0 b4 23.cb4 Rb4 (23...Qb4?? 24.Rab1+-) 24.Rfd1 Bd7 25.Kh2 Bb5 26.Qd2 Rc8 27.Ne6 Qe7+= 28.Qd5 Bc4 29.Qd6 Qd6 30.Rd6+/- Be6 31.Re6 Rf4 32.Rg6 Kh7 33.Raa6 Rh4 34.Kg3 Rcc4 35.Rh6 Kg7 36.Rag6 Kf8 37.Rf6 Kg7 38.Rhg6 Kh7 39.Rg5 Rcg4 40.Rg4 Rg4 41.Kf3 Rg7 42.Rf5 Kg6 43.Kf4 h4?? 44.Rg5 Kf7 45.Rg7 Kg7 46.Kg4 Kg6 47.Kh4 Kf5 48.Kh5 Ke5 49.g4 Kf6 50.Kh6 Kf7 51.g5 Kg8 52.Kg6 Kh8 53.Kf7 1–0. Schuls,O (2220) – Lapidus,M (2215), Puhajarve EST, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 a6)

7.c3 Bd7

8.Ba3 Ba3 9.Na3 a6 10.Bd3 b5 11.0-0 Nh6 12.Nb1 0-0 13.Qc2 g6 14.Nbd2 Na5 15.Ra2 Nc4 16.Qc1 Nf5 (16...Bc6!?=) 17.Nc4+= bc4 18.Bf5 ef5 19.Qh6 f6 20.Re1 Re8 21.Rea1 Bb5 22.Rb2 Rb8 23.ef6 Qf6 24.Qf4 Rb6 25.Ne5 Reb8 26.Rbb1 Kg7 27.Re1 h6 28.Qf3 Qd6 29.h4 h5 30.Ra5 Qd8 31.Qf4 R8b7 32.Kh2 Rd6 33.Raa1 Qf6 (33...a5 34.Reb1=) 34.Re3 Rdb6 35.Ra5 Kh7 36.Rg3 Rg7 37.Kg1 Qd8 38.Ra1 Be8 39.Re3 Rgb7 40.Kh2 Qd6 41.Rg3 Rb8 (41...Qf6 42.Re3 Qd6 43.Kg3=) 42.Ra5+= Rc8 ½–½. samurai (2645) – Panza (2520), ChessWorld.net, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

8.Ba3 Ba3 9.Na3 a6 10.Bd3 Nge7 11.0-0 Nf5 12.Bf5 ef5 13.Qb3 Bc8 14.Nb5 0-0 15.Nd6 Ne7 16.Rfb1 (16.Nb7? Rb8 17.Ra6 Rb7-+) 16...b5 17.Qc2 Be6 18.Nb7 (18.Ra3 Qc7=) 18...Qb6=+ 19.Nc5 h6 20.h4 (20.Ra3 Rfb8=) 20...Rfb8 21.Qd2 a5 22.h5 Qc6 23.Qf4 Qc8 24.Kh1 b4 25.cb4 Rb4 26.Rc1 Qe8 Black prepares the advance a4 27.Rg1 a4 28.g4 (28.Ra3!?=+) 28...fg4-/+ 29.Nh2 (29.Ne6 fe6 30.Qg4 Qf7-+) 29...Kh8 (29...Nf5 30.Rgd1-+) 30.Ng4 (30.Ne6 fe6 31.Qg4 Nf5-+) 30...Nf5 31.Rad1 Qe7 32.Ne3 Qh4 33.Qh4 Nh4 34.Rg3 a3 (34...Nf5 35.Nf5 Bf5 36.Rd2-+) 35.Nc2 Rb2 36.Na3 Rf2 37.Kg1 Rf3 38.Rd3 Rg3 39.Rg3 Nf5 40.Rd3 Nd4! 41.Nb7? (41.Rd4 Ra3 Deflection (41...Ra3 Overloading)) 41…Nc6 0-1. Lam,P (2115) - Eggleston,D (2400), Newcastle ENG, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

8.Ba3 Ba3 9.Na3 a6 10.Bd3 Nge7 11.0-0 Ng6 12.Nc2 Nf4 13.Ne3 Nd3 14.Qd3 Ne7 15.Rfb1 Bb5 16.Qd2 Rc8 17.Ne1 Ng6 18.Nd3 Qg5 19.Nc5 0-0 (better is 19...Ne5!? 20.Qd1 0-0-/+) 20.Nb7= Nf4 21.Kh1 Bd3 22.Rg1 Qg6 23.Nc5 Bb5 24.c4 (worse is 24.Na6 Qd3 25.Qd3 Nd3-/+ (worse is 25...Bd3 26.Nc5+/-)) 24...dc4 25.Nc4 Bc4 26.Qf4 f6 27.f3 fe5 28.Qe5 Rf5 29.Qd6 Rd5 30.Qe6 Qe6 31.Ne6 Rc6 (31...Kf7 32.Rge1=) 32.Rge1 h6 33.Rad1 Rcd6 34.Re4 Bb3 (34...Rb5 35.Nc7 Rb7 36.Ne8+=) 35.Rd2?? Ra5-+ (35...Ra5 36.Kg1 Be6-+) 0–1. Gomez,Graciela – Piay Augusto,Mauro (2140), Burgas op 8th, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 Bd7)

8.Ba3 Ba3 9.Na3 a6 10.Bd3 Nge7 11.h4 (better is 11.0-0+=) 11...Qc7?? (better is 11...b5-/+) 12.Nb5+/- Qb8 13.Nd6 Kf8 14.Ng5 f5 (better is 14...Nd8!? 15.Bh7 Qc7+/-) 15.Qh5+- Nd8 16.Ne6 (16.Nh7?! Kg8 17.Qg5 Kh7 18.Qe7 Qc7+/-) 16...Be6 (16...Kg8 17.Ng7! Kg7 18.Qg5 Kf8 19.Qf6 Kg8 20.Qe7 Qc7+-) 17.Qe8 1–0. Houben,Jaap – Ketelaars,Tom, Hengelo U16 op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

8.Ba3 Ba3 9.Na3 Nh6 ½–½. Fervers,Lukas (2065) – Florea,Dan (2295), Oberliga Baden, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

8.Na3 Na5 9.Bd3 h6 10.0-0 Rc8 11.Ne1 a6 12.Nb1 Qb6 13.Ra2 Bb5 14.f4 Bd3 15.Qd3 g6 16.g4 Ne7 17.Ba3 Nc4 18.Bc5 Rc5 19.dc5 Qc5 20.Rff2 h5 21.h3? (better is 21.g5!?-/+) 21...hg4 22.hg4 Ne3 23.Qe2 Rh4 24.Ng2 Rg4 25.Kh2 N7f5 26.Ne3 Rh4 27.Kg1 Ne3 (27...Qe3?! 28.Qe3 Ne3 29.Nd2-+) 28.Qb2 Qa7 (28...Rg4!? 29.Kh1 Qc6 30.Qe2 Rh4 31.Kg1-+) 29.Qb5 ab5 30.Ra7 Bc5 31.Ra8 Kd7 32.Rf3 Nc2 33.Kf1 Rh1 34.Ke2 Rb1 35.Rh3 Ra1 36.Rb8 (36.Ra1 Na1 37.Rh7 Ke7-+) 36...Kc7 37.Rhh8 b4 38.Rbc8 (38.cb4 Nd4 39.Kf2 Ra2 40.Kg3 Bb4 41.Rhc8 Kb6-+) 38...Kb6 39.cb4 Nb4 40.Rh7 Ra2 41.Kd1 Be3 42.Rf7 (42.Rc3 d4 43.Rb3-+) 42...Rd2 43.Ke1 Nd3 (43...Nd3 44.Kf1 Rf2 45.Kg1 Rf4 46.Kh1 Rf7-+) 0–1. Altini,Daniele (2270) – Kislov,Mikhail (2430), Catania op, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7)

8.Na3 Nge7 9.Bd3 Nc8 10.0-0 Be7 11.Re1 Nb6 12.Nb5= Nc8 13.Bg5 a6 14.Be7 N6e7 15.Ng5 h6 16.Qh5 0-0 17.Bh7 Kh8=+ 18.Bd3 Be8 19.Qh3 Ng6 20.Bg6= Qg5 21.Bd3 Bb5-/+ 22.Bb5 Nb6 23.Bf1 Rac8 24.Re3 Rc6 25.Rg3=+ Qf4 26.Re1 Nc4 27.Rd3 a5 28.g3 Qg5 29.f4 Qg6 30.Qg2 a4 31.Rf3-/+ f5 32.ef6 Rf6 33.Bd3 Qf7 34.Ra1 b5 35.Bb1 g5-+ 36.f5 ef5 37.Qf2 f4 38.gf4 Rf4 39.Rf4 Qf4 40.Qc2 Qf7 41.Qd3 Re6 42.Bc2 Re3 43.Qd1 Qf3 44.Ba4 ba4 45.Qa4 Re2 46.Qa8 Kg7 47.Ra7 Kg6 48.Ra6 Kh5 49.Rh6 Kh6 50.Qh8 Kg6 51.Qg8 Kf5 52.Qh7 Kf4 53.Qf7 Ke3 54.Qe7 Kd3 55.Qh7 Kd2 56.Qh3 Qh3 (56...Qh3 57.Kh1 Qh2#; 56...Re1 57.Qf1 Rf1#) 0–1. Meixner,F (2085) – Tran,T (2200), 26th Budapest Spring Festival, Budapest, 2010.

8.Bd3 a2 9.Ra2 Nge7 10.h4 (10.0-0=) 10...Nc8 11.Ng5+/- g6?? (better is 11...Be7+/-) 12.Qf3+- f5 (12...Nd6 13.ed6 f5+-) 13.ef6 Nd6 (13...Qb6 14.Rb2 Nd4 15.f7 Ke7 16.cd4 Qd4 17.Rb7+-) 14.f7 Ke7 15.Nh7! Ne4 (15...Rh7 16.Bg5) 16.Be4 (16.Ba3 Nb4 17.Bb4 Nd6 18.Qf6) 16...de4 17.Bg5 (17.Ba3 Nb4 18.Bb4) 17...Kd6+- 18.Qg3 Kd5 19.Bd8 Rd8 20.Nf6 Kc4 21.Nd2 Kb5 22.Rb2 Ka4 23.0-0 Ka3 24.Nc4 Ka4 25.Ra1 (25.Ra1 Ba3 26.Ra3) 1–0. Asgarov,B – Szabo,Leon, EU–ch U10 Chalkidiki, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3)

8.Bd3 Qa5 9.Ra2 =.

8.Bd3 Qa5 9.Ba3 Ba3 (9...Be7 10.Qc2+=) 10.Ra3 (10.0-0 Nce7+=) 10...Qc7 11.0-0 (11.Nfd2 a6-/+) 11...Nge7 (11...Nce7 12.Ng5+=) 12.Nbd2 Ng6 (12...a5 13.Qc2+=) 13.Ng5 (13.Bg6 fg6 14.Qe2 0-0-/+) 13...Nce7 14.f4 (14.Qf3 0-0+=) 14...f6 (14...h6!? 15.Bg6 Ng6-/+ (worse is 15...hg5 16.Bd3=)) 15.ef6 gf6 16.Nh3 (16.Ne6 Be6 17.f5 Bd7 18.fg6 hg6-/+) 16...0-0-0 (better is 16...a5!?-/+) 17.Qa1 Nc6 18.Bb5 Nge7 19.Rb1 (19.Bc6!? Nc6 20.Kh1+=) 19...e5-/+ 20.c4 Bh3 21.Rh3+= ed4 22.Ba6 Qa5?? what a pity, victory was in sight 23.Bb7 Kc7 24.Qb2 Rb8+/- 25.Ra3 White threatens to win material: Ra3xa5 25...Qc5 26.cd5 Nd5 27.Ne4 Qe7 28.Qb5+- Ndb4 29.Rb4 White has a mate threat 29...Qb4?? 30.Qc6+- Kd8 31.Qf6 Kc7 32.Qg7 Kb6 33.Ra6 Kb5 34.Nd6 (34.Nd6 Qd6 35.Rd6+-; 34.Qd7 Kc4 35.Qc7 Kd3 36.Qc1 Qc3 37.Qd1 Kc4 38.Nd6 Kc5 39.Qh5 Kb4 40.Qb5) 1–0. Zawadzki,Stanislaw (2415) – Brodowski,Piotr (2180), Poland–chT Lubniewice, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3)

8.Bd3 Qa5 9.Qc2 b5 10.Ba3 = (10.Na3 b4-+).

8.Bd3 Rb8 9.Ba3 Ba3 10.Na3 a6 11.0-0 Nge7 12.h4 (12.Qe2 0-0=) 12...h6 13.g4 (13.Qe2!?+=) 13...b5-/+ 14.Kg2 Ng6 15.Bg6 fg6 16.Qd3 Ne7 17.Rh1 0-0 18.Kg3 Qe8 19.Nc2 Qf7 20.Qe3 Ra8 21.Nb4 a5 22.Nd3 a4 23.Nc5 Bc6 24.Ng5? (better is 24.Kg2-/+) 24...hg5-+ 25.hg5 Nc8 26.f4 Nb6 27.Raf1 Bd7 28.Qe2 Qe7 29.Qc2 Kf7 30.f5 ef5 31.e6 Be6 32.Ne6 Qe6 33.gf5 Qe3 34.Rf3 Qg5 35.Kf2 gf5 36.Ke1 Rae8 37.Kd1 g6 38.Rh7 Kg8 39.Qh2 Nc4 40.Rh8 Kg7 41.Rh7 Kf6 42.Rg3 Ne3 43.Re3 Qe3 (43...Qe3 44.Qh4 Ke6-+) 0–1. Jackson,James P – Clarke,B (1910), Leicester Group A, Littlethorpe ENG, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

8.Bd3 Qc7 9.0-0 Na5 (9...a2 10.Ra2 Be7 11.Be3=) 10.Ba3 Ba3 11.Na3 (11.Ra3 Ne7 12.Ra1=) 11...Nc4 (11...Qc3!? 12.Nb5 Bb5 13.Bb5 Kd8=) 12.Bc4+= dc4 13.Nd2 b5 (13...Ne7 14.Nac4 Nf5 15.g4+=) 14.Ne4 Rb8 15.Nd6 Kf8 16.f4 (16.Qh5 Bc6+=) 16...g6 (16...Nf6 17.Ndb5 Bb5 18.ef6 gf6 19.f5+=) 17.Nc2 (17.Qe2 Kg7+=) 17...a5 (17...Kg7 18.Nb4 Ra8 19.Na6+=) 18.Qe1 (18.Na3 f6+-) 18...Ne7 (18...Kg7 19.Qg3 Ne7 20.f5 Nf5 21.Rf5 ef5 22.e6+-) 19.Qh4+- Nd5 20.Qh6 Kg8 21.g4 White prepares f5 (better 21.Ne4!? Qd8 22.Ra5+-) 21...Nc3 (21...f6 22.f5 ef5 (22...Nc3 23.ef6 Be8 24.fe6 Ne2 25.Kg2 Bc6 26.Kh3 Bd5 27.f7 Qf7 28.Rf7 Ng1 29.Rg1 Bg2 30.Kg2 b4 31.Qg7) 23.gf5 Be8=) 22.f5+- ef5 23.gf5 Bf5 (23...Ne2 24.Kf2 Nd4 25.Nd4 Qc5+-) 24.Rf5+- gf5 (24...Qd7 25.Rf7 Qf7 26.Nf7 Kf7 27.Ra5 Ne2 28.Kf2 Nd4 29.Nd4+-) 25.Nf5 Ne2 (25...f6 26.Qf6 h5 27.Ne7 Qe7 28.Qe7 Rh7 29.Qe6 Kh8+-) 26.Kf2 (26.Kf2 Qe5 27.de5 b4 28.Qg7) 1–0. Bindzus,Ernst (1960) – Alla,Andreas, 15th IBCA Chess Olympiad, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7)

8.Bd3 Qc7 9.0-0 Rc8 10.Ng5 a6 (10...Be7 11.Na3 Qa5 12.Nc2=) 11.Qh5 The pressure on h7 grows 11...g6 12.Qf3 Nd8 13.h4 (13.Ba3 Bh6 14.Qg3 Qa5=) 13...Bb5 14.Bb5 ab5 15.Ba3 h6 (15...b4 16.Bb4 Bb4 17.cb4=+) 16.Bf8= Kf8 17.Nh3 Kg7 18.g4 (18.h5!?=) 18...f6 19.Re1 f5 (better 19...b4!? 20.cb4 fe5 21.de5 Qe7-/+) 20.gf5= gf5 21.Kh1 Ne7 22.Qh5 (22.Rg1 Kf8=) 22...Nf7 (22...b4 23.cb4 Qc4 24.Rd1=+) 23.Nf4 Qc6 24.Rg1 Kf8 25.Na3 Rg8 26.Nb5! Rg1 (26...Qb5 27.Rg8 Double attack) 27.Rg1 Qb5 28.Ne6 Ke8 29.Ng7 Kf8 (29...Kd8 30.Qf7 Qd3 31.Ne6 Kd7 32.Nc5 Rc5 33.e6 Kc7 34.Qe7 Kb8 35.Qd6 Rc7 36.Rg8 Ka7 37.Qc7 Qf1 38.Rg1 Qh3 39.Qh2 Qf3 40.Qg2 Qc3+-) 30.Ne6 (better 30.e6 Nh8 31.Qh6+-) 30...Ke8= 31.Ng7 ½–½. kovacic (2075) – fjarnold (2090), ChessWorld.net, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

8.Bd3 Qc7 9.Ba3 Ba3 10.Na3 Na5 11.Nb5 Bb5 12.Bb5 Nc6 13.0-0 Nge7 14.h4 h6 15.h5 a6 16.Qd3 Rc8 17.Ba4 b5 18.Bd1 Nb8 19.Ra3 Nec6 20.Nd2 Qe7 21.Ra1 Nd8 22.f4 f5 23.ef6 gf6 24.f5 e5 25.Re1 Nf7 26.Bb3 Rd8 27.Qg3 Kf8 28.Nf3 Rg8 29.Qh2 e4 (better is 29...b4 30.Ra5 Qb7-/+) 30.Bd5+= Rd5 31.Qb8 Kg7 32.Qf4 Qd7 33.Nh4 Ng5 34.Ra6 Kh7 35.Kh1 Qc8 36.Ra7 Rg7+/- 37.Rea1 Rdd7 38.Ra8 Qc3 39.Qb8 Nf7 40.Ng6 Rd8 41.Qa7 Qd4?? 42.Nf8+- Kh8 43.Ne6 Qa7+/- 44.R8a7 Rdg8 45.Ng7 Rg7 46.Rb7 Nd6 47.Ra8 Kh7 48.Rbb8 Re7? 49.Rh8+= Kg7 50.Rag8 Kf7 51.Rf8 ½–½. Bandt,Steffen – Van der Meer,Jeroen (2015), Budapest Spring op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7)

8.h4 a6 9.Bd3 h6 10.Na3 Rc8 11.h5 Na5 12.Nb1 Qb6 13.Ra2 Bb5 14.Bc2 Qc7 15.Nh4 Be7 16.Ra1 Bh4 17.Rh4 Qc4 18.Kd2?? (18.Rh1 Nc6 19.Bb3 Qd3+=) 18...Qc7 (better is 18...Nb3! 19.Ke3 Na1-+) 19.Rg4 (19.Ke1 Nc4+=) 19...f5 20.Ra5 (20.Rg3 Kf7+=) 20...Qa5-/+ 21.Rg7 Rc7 22.Rg6 Ne7 (better is 22...Bd7!?-/+) 23.Re6= Rg8 24.Ba3 Rg4 25.Qf3 Rd4 26.Kc1 Rd3?? 27.Bd3+- Rc3 28.Kb2 Ra3 29.Na3 Qb4 30.Ka2 Qd2 31.Bc2 Bc4 32.Nc4 dc4 33.Qf5 Qa5 34.Kb2 c3 35.Kb3 Qa1 36.Re7! Ke7 37.Qf6 Ke8 38.Bg6 (38.Bg6 Kd7 39.Qd6 Kc8 40.Bf5) 1–0. Lerch,Patrice (2290) – Nemirovski,Serge (2270), FRA–chT1B, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7)

8.Na3 a6

9.Bd3 b5 10.0-0 Nge7 11.Bb5 Ng6 (11...Ne5!? 12.Ne5 ab5=) 12.Bd3+= Be7 13.Qe2 0-0 14.Bd2 Na5 15.Rfb1 (worse is 15.Ba6 Nb3 16.Nc2 Na1 17.Ra1 Qb6-/+) 15...Qc8 16.h4 Re8 17.h5 Nf8 18.h6 g6 19.c4 Nc4 20.Nc4 (20.Bc4?! dc4 21.Bb4 Bb5+=) 20...dc4 21.Bc4 Bc6 22.Bb4 a5 23.Be7 Re7 24.Ng5 Qd8 25.Qe3 a4 26.Qf4 Nd7 27.Bb5 Bb5 28.Rb5 a3 29.Rb3+/- a2 30.Rb2 Qc7 31.Rba2 Ra2 32.Ra2 f5 33.Ra8 Nf8 34.Ne4 Qb7 35.Nf6 Kf7 36.Rd8 Qb1 37.Kh2 Ra7 38.Qg5 Ra1?? 39.Nd5! Qh1 40.Kg3 Ra3 41.Ne3 Kg8 1–0. Fernandez Garcia,Jose Luis (2390) – Hernandez Onna,Roman (2460), Las Palmas, 1980. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.a3 d5 6.e5 ba3 7.c3)

9.Bd3 b5 10.0-0 Nge7 11.Ng5 h6 12.Nf3 b4 13.cb4 Nb4 14.Bb1 Nec6 15.Ne1 Be7 16.Nec2 Qb6 17.Be3 Rc8 18.Qg4 g6 19.Qe2 Na5 (19...Nc2!? 20.Nc2 Na5+=) 20.Nb4= Bb4 21.Bd3 Nb3 22.Rab1 (22.Ra2 Nd4 23.Bd4 Qd4=) 22...Ba3+= 23.Qa2 Rc3 24.Bc2 Bb5 25.Rb3 Rb3 26.Qb3 Be7 27.Rc1 Kf8 28.Bd3 Kg7 29.Rb1 Rb8 30.Qd1 Bf8 31.Qf3 Qd8 32.Bc2 Rc8 33.Rc1 Qa5 34.h4 Bd3 35.Bh6= Kh6 36.Qf4 Kg7 37.Bd3 Rc1 38.Qc1 Qa4 39.Qe3 Qd1 40.Kh2+= a5 41.Be2 Qb1 42.Bd3 Qb8 43.Qg5 Qa7 44.Qf6 Kg8 45.h5 Be7 46.Qf4+= g5 47.Qd2 f5 48.ef6 Bf6+= 49.Qe3 Qd4 50.Qe6= Kf8 51.Qd6 ½–½. Pokhlebkin,Vladimir (2120) – Rakov,Anatoly (2070), Nizhnij Novgorod City–ch op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 Bd7)

9.Bd3 b5 10.Ng5 f5 (better is 10...b4!? 11.Nc2 b3 (11...bc3?! 12.Nh7 Qb6 13.Nf8 Kf8 14.Ba3 Ke8 15.Bc5+=) 12.Nf7 Kf7 (12...bc2?? 13.Qh5 g6 14.Bg6 hg6 15.Qg6+-) 13.Qf3 Nf6-/+) 11.ef6+= Nf6 12.Bh7 Rh7? (better is 12...Ne7 13.Bd3 Nf5+=) 13.Nh7+/- Nh7 14.Qh5 Ke7 15.Qh7 Kf7 16.h4 b4 (better is 16...Qa5 17.Bb2 b4+-) 17.Rh3 Be7 (17...Ne7 18.Rf3 Nf5+-) 18.Rf3 Bf6 19.Bg5 Ke8 (19...ba3 20.h5 e5 21.Bf6 Qf6 22.Rf6 Kf6+-) 20.Bf6 gf6 21.Rg3 Ne7 22.Qh8 (22.Qh8 Ng8 23.Rg7 Qe7 24.Rg8 Qf8 25.Rf8 Ke7 26.Ra8 e5 27.Qg7 Kd6 28.Ra7 ed4 29.Qf6 Be6 30.Qf4 Kc5 31.Qc7) 1–0. Gall,G – Salami,M, op San Benedetto, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Na3 a6)

9.Bd3 b5 10.h4 b4 11.cb4 Bb4 12.Bd2 Qb6 13.Rb1 Qa5 (13...Nge7 14.h5+=) 14.Nc2= Bd2 15.Nd2 (better is 15.Qd2 Ra7 16.Rb8 Ke7 17.Nb4 Nb4 18.0-0+= (worse is 18.Qb4 Qb4 19.Rb4 Nh6+=)) 15...Nd4?? (better is 15...Nh6+=) 16.Nd4+- Qc3 17.Qg4 Qd3 18.Qg7 Qd4 19.Qh8 0-0-0 (19...Qg4 20.0-0+- (20.Qh7?! Bb5 21.Rb5 ab5=)) 20.0-0 (20.Qg7 Ne7 21.Qf6 Nc6+/-) 20...Bb5 21.Rfc1 Kb7 22.Qh7 Qf4 23.g3 Qf5 24.Qf5 ef5 25.Nb3 d4 26.Na5 Ka8 27.Rc7 (27.Rc7 Kb8 28.Rf7+-) 1–0. Uhoda,Philippe (2155) – Glowka,Patrick (1735), Leuven op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

9.Bd3 Rc8 10.0-0 Na5 11.Nb1 Qb6 +=.

9.Bd3 Rc8 10.0-0 Na5 11.Nb1 Be7 12.Qc2 Nh6 13.Bh6 gh6 14.Rc1 h5 15.Nbd2 h4 16.h3 h5 17.Qa2 Nc6 18.Qb1 Rc7 19.Bf1 Na7 20.c4 dc4 21.Rc4 Bc6 22.Bd3 Nb5 23.Qe1 Bf3 24.Rc7 Nc7 25.Nf3 Nd5 26.Be4 Qd7 ½–½. Prakash,Om – Nepomuk,Hans, OP–2011–0-01405, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

9.Bd3 Rc8 10.0-0 Na5 11.Ng5 Be7 (11...Rc3 12.Bh7 Nc6 13.Nf7 Qh4 14.Nh8 Qh7+=) 12.h4 (better is 12.Nf7 Kf7 13.Qf3 Nf6 14.ef6 Bf6 15.Bc2=) 12...Rc3-+ 13.Nb1 (13.Qd2!? Rc8 14.Qd1 Nh6-+) 13...Rc1! 14.Qc1 Nb3 15.Nf7 (15.Qb2 Na1 16.Nd2 Nc2 17.Qc2 Nh6-+) 15...Nc1 (15...Kf7 16.Qf4 Ke8 17.Ra2-+) 16.Nd8 Nd3 (16...Kd8?! 17.Rc1 Bh4 18.Nc3=) 17.Nb7 Bc8 18.Na5 Bh4 19.Ra3 Nb4 20.Rc1 Bd7 21.Nb7 Be7 22.Rc7 Nh6 23.Nd6 Bd6 24.ed6 Nf7 25.Rb7 Nc6 26.Ra6 Nd6 27.Rc7 Rf8 28.Nc3 Rf4 29.Rac6 Bc6 30.Rc6 Kd7 31.Ra6 Nf5 32.Nb5 h5 33.g3 Re4 34.f3 Re3 35.Kf2 Rb3 36.g4 Rb2 37.Ke1 Nh4 38.Ra7 Kc6 39.Re7 Kb6 40.Rg7?? Nf3 41.Kd1 Rd2 42.Kc1 Kb5 (42...Kb5 43.gh5 Rh2-+) 0–1. Ciuffoletti,Paolo – Naumkin,Igor (2435), Saint Vincent op, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Na3 a6)

9.Bd3 Rc8 10.0-0 f6 11.Nc2 (11.ef6 Nf6 12.Re1 Qc7=) 11...fe5 (11...Qc7 12.Re1=+) 12.de5 Qc7 13.Re1 (better 13.Bf4=+) 13...Na5 (13...Bc5 14.Be3 Be3 15.Ne3=) 14.Re3 (14.Ng5 Ne7 A) 15.Nh7?! Nb3 16.Ra3 Nc5+= (16...Qc3? 17.Re3+-; worse 16...Nc1 17.Qc1 Qc5 18.Nf8 Rf8 19.Nd4+=); B) 15.Qf3+-) 14...Bc5 (14...Nb3 15.Ng5 A) 15...Qc3 16.Qf3 Qc5 17.Rb1 Nc1 18.Qf7 Kd8 19.Nd4+-; B) 15...Nc1? 16.Qh5 g6 17.Bg6 hg6 18.Qh8+- (worse 18.Qg6 Kd8 19.Nf7 Ke7 20.Nh8 Nh6+-); C) 15...d4 16.Nd4 Na1 17.Qh5 g6 18.Bg6 hg6 19.Qg6 Kd8 20.Nf7 Ke7 21.Ba3 Qc5 22.Bc5 Rc5 23.Nh8 Nh6 24.Qf6 Ke8+-) 15.Ncd4+- Nc6 16.Bb2 (16.Ng5 Nd4 17.Qh5 g6 18.Bg6 Ke7 19.cd4 Bd4 20.Ba3 Bc5+-) 16...Nh6 (16...g6 17.Ng5 Nd8 18.Ba3 Ba3 19.Ra3=) 17.Ng5 Bd4 (17...Ke7!? 18.Nc6 Bc6=) 18.cd4+= Nb4 (18...Nf7 19.Qg4 Ng5 20.Qg5 0-0+-) 19.Bh7+- (19.Nh7? Nd3 20.Qh5 Nf7 21.Rd3 Qc2-+) 19...Qd8 (better 19...Kd8+-) 20.Qh5 Ke7 21.Rf3 (21.Qg6 Rh7 22.Nh7 Qh8+-) 21...Qe8? (21...Be8 22.Qh3 Bd7 23.Ne4+-) 22.Qh4 (better 22.Bg6 Qg8 23.Ne4+-) 22...Nf5+- 23.Rf5! ef5 (23...ef5 24.e6 Passed pawn) 24.Ne4 (24.Ba3!? a5 25.e6 Be6 26.Re1+- (26.Ne6?! Ke6 27.Re1 Kd7 28.Re8 Rce8+-)) 24...Kf8+= 25.Nd6 (25.Ba3 a5 (25...fe4?? 26.Bb4 Rc5 27.Bc5 Kf7 28.Qf4 Ke6 29.Qf5; 25...de4 26.Bb4 Kf7 27.Qh5 Ke6 28.Qf5 Kd5 29.Qe4 Kc4 30.Qd3 Kb4 31.Rb1 Ka5 32.Qa3 Ba4 33.Qb4) 26.Nd6 Qe7+=) 25...Qe7= 26.Qh5 Will f5 fall? (26.Qh3 Rc6 27.Ba3= (27.Nb7 Rh7 28.Qh7 Rh6 29.Qh6 gh6-/+)) 26...Rc2 (better 26...g6!? 27.Nc8 Bc8 28.Qh6 Qg7 29.Qg6 Qg6 (worse 29...Rh7 30.Qd6 Qe7 31.Ba3+=) 30.Bg6 Kg7 31.Bf5 Bf5-/+) 27.Nf5 (27.Ba3 Ra2 28.Ra2 Na2 29.Bc5+-) 27...Rh7= 28.Qh7 Qf7 (28...Bf5 29.Qf5 Qf7 30.Qf7 Kf7 31.Bc1=) 29.Qh8 (29.Ba3 Qf5 30.Bb4 Kf7+=) 29...Qg8+= 30.Qg8 Kg8 31.Ba3 (31.Ne7 Kf7 32.Ba3 Rc4 33.Bb4 Rb4 34.Nd5 Rd4=) 31...Bf5 32.Bb4 Rc4 (32...b6 33.h3 a5 34.Be7+=) 33.Bc5 a5 34.h3 (34.g4 Be4+=) 34...a4 35.Rb1?? (better 35.g4 Bc2 36.e6+-) 35...Bb1-+ 0–1. Sanchez,Victor Daniel – Valencia,Andres Felipe (1930), Championship Nacional Sub14 Absoluto, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Na3 a6)

9.Bd3 Be7 10.0-0 Rc8 11.Bd2 Na5 (11...b5 12.Qb1=) 12.Nc2 (12.Qc2 Qc7=+) 12...Nb3 13.Rb1 Nd2 14.Qd2 b5 (14...Qc7 15.Ne3-/+) 15.Ne3 h5 (15...Nh6 16.Ra1 Qb6 17.Ra2=+) 16.Ra1= Rc6 17.Rfb1 Nh6 18.Nc2 0-0 (18...Qc8 19.Nb4 Rb6 20.Qa2 Qc3 21.Qa5=) 19.Nb4 Bb4 20.cb4 Qe7 21.Ra3 Nf5 22.h3 Nh4 23.Nh2 f5 (23...Bc8!?=) 24.Be2+= Be8 (24...f4 25.Bh5 Be8 26.Bg4+=) 25.Rba1+- f4 26.g3 (better 26.Ra6!? Qg5 27.Bf1+-) 26...fg3= 27.Rg3 (better 27.fg3!? Nf5 28.g4 hg4 29.hg4=+) 27...Nf5 28.Rc3? (better 28.Rga3!? Qh4 29.Nf3 Qh3 30.Ra6 Qg4 31.Kf1-/+) 28...Rc3 (28...Qb4!? 29.Rd3 Qd2 30.Rd2-+) 29.Qc3 Qg5 30.Kh1 Qf4 (30...Qh4!? 31.Bd3 Nd4 32.Ra6 Qf2 33.Ra3-+) 31.Nf3-/+ Nh4 (31...h4 32.Ra6 Bh5 33.Ra2 (33.Re6 Qe4 34.Qd3 Bf3 35.Qf3 Ng3 36.Kg2 Rf3 37.Bf3 Qe1 38.fg3 Qg3 39.Kf1 Qh3 40.Ke2 Qe6-+) 33...Bf3 34.Qf3 Qd4 35.Kg2-+) 32.Nh4 Qh4 33.Qg3?? (better 33.Bf1-+) 33...Qe4 (33...Qe4 34.Kg1 Qe2-+) 0–1. Khudov,Mikhail (2135) – Tsapalin,Sergey (2030), IPCA Russian Championship, 2016. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.Nf3 e6 6.d4 ba3 7.c3 Bd7 8.Na3 a6)

9.Bd3 Be7 10.0-0 f6 11.Re1 fe5 12.de5 Nh6 13.Bh6 gh6 14.Qc2 Ba3 15.Ra3 Qe7 16.Raa1 0-0-0 (better is 16...Qg7!?=) 17.Qb2 Be8 (better is 17...Rdf8!? 18.Be2 Rhg8+=) 18.Ra6+- Bg6? (better is 18...Qc7 19.Ra8 Kd7 20.Rd8 Kd8+-) 19.Ra8 Kc7 20.Rb1 Rb8 (20...Nb4 21.Rd8 (21.Qb4? Qb4 22.Rb4 Ra8 23.Bg6 hg6-+; 21.cb4?! Ra8 22.Rc1 Kb8 23.Bg6 hg6=) 21...Kd8 22.Bg6 (22.Qb4?! Qb4 23.Rb4 Bd3 24.Rb7 Re8+-; 22.cb4?! Bd3 23.Ra1 Kd7+-) 22...hg6 23.cb4+-) 21.Bg6 (better is 21.Qb6 Kd7 22.Qb7 Ke8 23.Qc6 Kf7 24.Bg6 Kg6 25.Rab8 Rb8 26.Rb8 Qf7+-) 21...hg6 (21...b5 22.Rb8 Rb8+-) 22.Qb6 Kc8 23.Qc6!! (23.Qc6 Qc7 24.Rb7 Kd8 25.Qc7 Ke8 26.Rab8) 1–0. Wetterau,Georg (1860) – Rutman,Gennady (1750), Muensterland Verbandsklasse–A, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Na3 a6)

9.Bd3 f5 10.0-0 b5 11.Nc2 Nh6 12.Re1 Nf7 13.Bf5 Be7 (13...ef5!? 14.e6 Be7=) 14.Bd3+= 0-0 15.Ne3 Na5 16.Nd5 (16.Qc2 h6+=) 16...ed5= 17.e6 Nc4 18.ed7 Qd7 19.h3 Bf6 20.Ba3 Na3 21.Ra3 Qd6 22.Ra2 Qc6 23.Qc2 g6?? (better is 23...h6=) 24.Bg6!+- hg6 25.Qg6 Kh8 26.Ne5 Qc3?? 27.Qf6+- Kg8 28.Qg6 Kh8 29.Nf7 Rf7 30.Qh5 Kg8 31.Qg4 Kf8 32.Re3 Qc1 33.Kh2 Qc7 34.g3 b4 35.Qh5 (35.Qh5 Rh7 36.Qd5+-) 1–0. Staak,Eric – Anderson Smith,William T, Adelaide Interclub–A, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Na3 a6)

9.Bd3 h6 10.0-0 b5 11.Be3 Nge7 12.Nd2 Na5 13.Qh5 g6 14.Qf3 Bg7 15.g4 0-0 16.Qh3 Nc4 (16...Kh7 17.g5+=) 17.Nac4 bc4 18.Bc2 Nc6 19.Bh6 Qe7 20.g5 Rfb8 21.f4 Rb2 22.Rac1 Qf8 23.Bg7 Qg7 24.Rf3 Ne7 25.Nf1 Nf5 26.Bf5 ef5 27.Ne3 Be6 28.Rf2 Rb3 (better is 28...Rf2!? 29.Kf2 Qf8=) 29.Qf3+/- Rb5 30.Ra2 (30.Nc4 Qh7+-) 30...a5? (better is 30...Ra7=) 31.Nc4!+- Qf8 32.Nd6 Rb3 33.Qd3 Qb8 34.Rca1 Qb6 35.Qc2 Ra7 36.Ra3 Rb2 37.Qa4 Rb1= 38.Rb1 Qb1 39.Kg2 Qb2 40.Kg3 Qd2 41.Qb3 Qe3= 42.Kg2 Qe2 43.Kg3 Qg4 44.Kf2 Qf4 45.Ke2 Qh2 46.Kd3 Qg3 47.Kc2 Qg2 48.Kb1 Qg1 49.Kb2 Qg2 50.Kb1 Qg1 51.Kb2 Qg2 ½–½. Gaillard,Bruno (1940) – Oger,Claude (2000), Le Touquet op, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Na3 a6)

9.Bd3 h6 10.0-0 Nge7 11.Kh1 Rc8 12.Bd2 Na5 13.Qb1 Nec6 14.Nc2 Qc7 15.Qa2 Be7 16.Ne3 b5 17.Rfb1 0-0 18.Ng4 f5 (18...Ra8 19.Bc1-/+) 19.ef6=+ Bf6 20.Qa3 (20.Bc1 Bd8=+) 20...Ra8 21.Qc1 Be8 (21...Be7!?-/+) 22.Bf4= Qe7 23.Rb2 (23.Nf6!? Rf6 24.Qe3=) 23...Bh5=+ 24.Nf6 (24.Nge5!?=+) 24...Qf6-/+ (24...Rf6?! 25.Ne5 Qe8 26.g4+=) 25.Be5 Qf7 26.Ne1 Ne5 27.Ra5 Ng4 (better 27...Qc7!? 28.Raa2 Ng4-/+ (worse 28...Nd3 29.Nd3 Bg4 30.Nc5=+)) 28.f3=+ Nh2 29.Raa2 Nf3 30.gf3 (30.Rf2!?=+) 30...Bf3-/+ 31.Kg1 Be4 32.Be4 (32.Rf2 Bf5=+) 32...Qf1 33.Kh2 de4 34.Qe3 Rf5 35.Rg2?? (better 35.Qe2-+) 35...Rh5 36.Kg3 Qf5 37.Rh2 Rg5 (better 37...Qg6 38.Kf2 Rh2 39.Kf1 Ra2 40.Qf4 Rf8 41.Qf8 Kf8 42.d5 Qf6 43.Nf3 Qf3 44.Ke1 Qe2) 38.Qg5 Qg5 39.Kf2 Rf8 (better 39...e3 40.Ke2 Qg4 41.Ke3 Qg1 42.Kd3 Qg3 43.Ke4 Qe1 44.Rhe2 Qc3 45.Rac2-+) 40.Ke2 Qg1 (40...Qg3 41.Rg2 Qc3 42.Rc2 Qd4 43.Rd2 Qc4 44.Kd1-+) 41.Rg2 Qf1 42.Kd1 e3 43.Ra6 (43.Rge2 Rf2 44.Rac2-+) 43...Rf2 44.Ra8 Kh7 45.Ra2 e2 (45...e2 46.Kd2 Rg2 47.Ng2 Qg2-+) 0-1. Vilimek,Vit (1680) - Bartos,J (2110), Ceske Budejovice Open, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

9.Bd3 Nge7

10.0-0 Nf5 11.Nc2 Be7 12.Ne3 Ne3 13.fe3 0-0 14.e4 Rc8 15.Qe1 f6 16.ef6 Rf6 17.e5 Rf7 18.Ra2 Na7 19.Bh7 Kh7 20.Ng5 Bg5 21.Rf7 Bc1 22.Qc1 Be8 23.Rf3 (23.Rb7 Nb5 24.Ra6 Rc3 25.Qf4-+) 23...Bg6-/+ 24.Qf4 Bf5 25.g4 Bg6 26.Raf2 Nb5 27.Qg3 Qg5 28.h4 (better is 28.Re3-+) 28...Qc1 29.Rf1 Qd2 30.h5 Be4 31.Qf4 Qf4 32.Rf4 Rc3 33.Kf2 Nd4 34.Rf7 Rf3 35.Rf3 Nf3 36.Ke3 Ne5 37.g5 Bf5 38.Rc1 Nc4 39.Kf4 g6 40.Rh1 b5 41.hg6 Kg6 42.Rh6 Kg7 0–1. Schlag,Franz (2115) – Goettert,Stefan (2205), GER–chA Seniors, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Na3 a6)

10.0-0 Ng6 11.Ng5 Ba3 12.Ra3= Qe7 13.f4 h6 14.Ne6 Be6 (worse 14...Qe6 15.f5 Qe7 16.fg6+-) 15.f5 Bf5 16.Bf5 0-0 17.Ra2 Qc7 18.e6 Nh4 19.ef7 Qf7 (19...Rf7?? 20.Be6 Nd8 21.Bf7 Nf7 22.Qh5+-) 20.Bh7 Kh7 21.Rf7 Rf7 22.Ba3 Ng6 23.g3 Re8 24.Rf2 Rf2 (24...Rc7 25.Bd6 Rd7 26.Bc5+=) 25.Kf2 b5 (25...Na7 26.Qg4 Rd8 27.h4+-) 26.Qh5 (26.Qb3 Re6 27.Qd5 Rf6 28.Ke2 Na5+-) 26...Rd8 27.Qe2 1–0. WAR62 – marekt, ChessWorld.net, 2020. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.a3 ba3 5.d4 d5 6.e5 Nc6 7.c3 Bd7 8.Na3 a6)

10.Bg5 Qc8 11.0-0 b5 12.Bb5 Ne5 (12...ab5?? 13.Nb5 Ra1 14.Nd6 Kd8 15.Qa1+-) 13.Ne5 Bb5 14.c4 Bd7 (14...Bc6!?=) 15.Qf3+/- (worse is 15.Nd7 Qd7 (worse is 15...Kd7 16.cd5 ed5 17.Be7 Be7 18.Qf3+/-) 16.c5 Nc6+=) 15...f5 (15...Nf5 16.cd5 ed5+-) 16.Be7 (16.Nd7?! Qd7 17.Rfe1 h6=) 16...Be7 17.Qh5 (17.cd5?! 0-0+/-) 17...g6 18.Ng6! hg6 19.Qh8 Kf7 20.Qh7 Kf6 21.cd5 Qc3? (21...Qh8 22.Qh8 Rh8 23.Rfb1+-) 22.Qh4 (better is 22.d6 Bd6 23.Qd7 Ba3+-) 22...Kf7 23.de6 Be6 24.Qh7 Kf6 25.Rfc1 Qb2 26.Rcb1 Qc3 27.Qh4 Kf7 28.Qg3 Qd4 29.Nb5 Qd7?? 30.Nc7 Bd6 31.Rd1 Qc7 32.Rd6 a5? 33.Qe5 Qc4 34.Rad1 Ra7 35.Qe3 Re7 36.Qh6 a4?? 37.Rd8 Kf6 38.h4 Rf7 39.Qh8 (39.Qh8 Rg7 40.Rf8 Bf7 41.Rc8 Qc8 42.Qc8+-) 1–0. Forgacs,Attila (2225) – Molnar,Jozsef (2160), HUN–chT2 Breyer, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Na3 a6)

10.Bg5 h6 11.Bc1 (11.Bd2 Na5=+) 11...Qa5 (11...Na5!?=+) 12.Bd2+= Qc7? (better 12...Ng6+=) 13.Nb5!+- (13.Nb5 ab5 14.Ra8 Nc8 15.Qe2+-) 1–0. Janek – Frederico, internet, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Na3 a6)

10.h4 Nc8 11.Ng5 Be7 (11...Qa5!? 12.Bd2 h6=+) 12.Qf3= Bg5 13.hg5 N8e7 14.Nc2 (14.Rh7 Rh7 15.Bh7 g6+=) 14...Qc7 15.Ba3 Nc8 (better 15...Na5!? 16.Bh7 Nc4=) 16.g6 (better 16.Rh7 Rh7 17.g6 (worse 17.Bh7 N6e7+-) 17...Ne5 18.de5 Qc3 19.Ke2 Qe5 20.Kd2+-) 16...fg6?? (16...Nd8 17.Bc5 h6 18.gf7 Nf7+-) 17.Bg6 (better 17.Rh7! Kd8 18.Rh8 Be8 19.Qf8+-) 17...Kd8 18.Rh7 (18.Bh7?! Be8+-) 18...Rg8 (18...Re8+-) 19.Rg7 (19.Rg7 Rh8 20.Rh7+-) 1–0. Smolka,M (2175) – Lapaj,M (2165), ch–Poland Academic Team (4), 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Na3 a6)

8.Bd3 Na5

9.0-0 a6 10.Ng5 g6 11.f4 (11.Na3 Rc8=) 11...Rc8 12.f5 (12.Ba3!? Ba3 13.Ra3=) 12...ef5+= 13.g4? (better is 13.Qc2+= and White is still in the game) 13...Nh6-+ 14.gf5 Nf5 (14...Bf5 15.Bf5 Nf5 16.e6 fe6 17.Ne6-/+) 15.Bf5 (better is 15.Bd2-+) 15...Bf5 (15...gf5? 16.Qh5 Be6 17.Ne6+-) 16.Rf5 gf5 17.Qh5 Qc7?? there were better ways to keep up the pressure (17...Rc7 18.Bf4 Nb3-+) 18.e6-/+ Bd6 19.Nf7? (better is 19.Ra2!?-/+) 19...Rg8-+ 20.Kh1 Ke7?? an unfortunate move that relinquishes the win (better is 20...Rg6 Black would have gained the upper hand 21.Ba3 Nc4 22.Bd6 Nd6-+) 21.Nd6+- Ke6 (21...Rcf8 no good, but what else? 22.Qh7 Kd8 23.Nf7 Kc8 24.Qf5 Rd8 25.e7 Qd7 26.ed8Q Rd8+-) 22.Qf5 Kd6 23.Bf4 Kc6 24.Qe6 (24.Qe6 Kb5 25.Na3 Ka4 26.Nc4 Kb3 27.Ra3 Kc2 28.Qe2 Kb1 29.Qd1) 1–0. Frohberg,Marco – Seeck,Klaus, Schleswig Holstein–ch M, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.Ba3 Ba3 10.Na3 a6 11.Nd2 Ne7 12.0-0 0-0 13.f4 (13.Qc2 h6=+) 13...f5 14.ef6 Rf6 15.Qb1 h6 16.Nb3 Nb3 17.Qb3 b5 18.Nc2 Qc7 19.g3 Rff8 (19...Be8 20.Ne3-/+) 20.Ne1 (20.Ra3 Nc6=+) 20...Rfc8 21.Ra3 Nc6 22.Bb1 (22.Nf3=+) 22...Ne7 (22...b4!? 23.cb4 Nd4-/+) 23.Nd3 (23.Bd3!?=) 23...Nf5=+ 24.Nc5 a5?? (better 24...Qd6=+) 25.Bf5+- a4 26.Qa2 b4 (26...Qd6 27.Bd3 Rc5 28.dc5 Qc5 29.Kg2 Bc6+-) 27.cb4 Bb5 (27...ef5 28.Qd5 Kh8 29.Qd7 Qd7 30.Nd7 Rd8+-) 28.Be6 Kh8 29.Bc8 Bf1 30.Kf1 (30.Kf1 Rc8 31.Qd5+-) 1–0. De Oliveira,Peter (1910) – Ferreira,J De Vargas (1785), 1st IRT da Recra Cat B, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

9.Ba3 Ba3 10.Na3 a6 11.h4 Rc8 12.Rc1 Qe7 13.Nb1 Nc4 14.Qc2 f5 15.ef6 Nf6 16.Ng5 e5 17.Bh7? (better is 17.0-0!? e4 18.Bc4 Rc4 19.Rfe1-/+) 17...ed4 (worse is 17...Nh7 18.Qg6 Kf8 19.Nh7 Kg8 20.Qg5-+) 18.Kf1 Ne5 (worse is 18...Nh7 19.Qg6 Kf8 20.Nh7 Kg8 21.Re1-+) 19.Re1? (19.Bg6 Ng6 20.Qg6 Kf8 21.Kg1-+) 19...Bb5 (better is 19...Nh7 20.Nh7 Bb5 21.Kg1 Nf3 22.gf3 Qe1 23.Kg2 Qe6-+) 20.Kg1-/+ d3 21.Bg6 Kf8 22.Qd2 Rc6 23.Rh3 Nfg4 24.Bd3 Bd3 25.Rd3 Rh4 26.Rd5 Qf6?? 27.Rd8 (27.Rd8 Qd8 28.Qd8) 1–0. Payne,Colin R – Hebbes,Tim (2095), Southend op London, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

9.Na3 Ne7 10.h4 a6 11.h5 h6 12.g4 Qc7 13.Qc2 Rc8 14.Nb1 Nec6 15.0-0 Na7 16.Qa2 Nc4 17.Bf4 Be7 18.Bg3 Bb5 19.Nh4 Nb6 20.Rd1 Bd3 21.Rd3 0-0 22.f4 Qd8 23.Qf2 Nc4 24.Rf3 Nc6 25.Kh2 Qb6 26.Nd2 Nd2 27.Qd2 Na5 28.Rg1 Nc4 29.Qe1 Qd8 30.Kh3 Rc6 31.Rff1 Nb2 32.Qa1 Nc4 33.Nf3?? f5 34.ef6 Bf6 35.Bh4 White plans g5 35...Nd6 36.g5 hg5 37.fg5 Be7 38.Ne5 Rc8 39.Rf8 Qf8 40.Rg3? Qf5 41.Kh2 Qf2 42.Kh3 Nf5 43.Ng4 Qf4 0–1. Lengyel,Laszlo (2255) – Kecskes,Gabor (2255), HUN–chT Hungary, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.Ng5 g6 10.h4 h6 11.Nf7 Kf7 12.Qf3 Kg7 13.Bg6 Nf6 (13...Be8 14.Bd3 Be7 15.Ba3 Ba3 16.Ra3=) 14.Qg3= Rg8 15.ef6 Qf6 16.h5 (worse is 16.Ba3 Qg6 17.Qg6 Kg6 18.Bf8 Nb3-/+ (18...Raf8?! 19.Ra5 a6 20.Nd2+=)) 16...Kh8 17.Bf4 Bg7 18.Nd2 Nc4 19.Nc4 dc4 20.Ra3 a5 21.0-0 Be8 22.Rfa1 Bg6 23.hg6 Qf5 24.Bc7 Bf6 25.Ra5 (25.Ba5?! Rg6 26.Qe3 e5=) 25...Ra5 26.Ra5 Qb1 27.Kh2 Rg6 28.Qf3 Bg7? (28...Qd3!?+=) 29.Ra7 (29.Ra8!? Kh7 30.Qf7 Rf6 31.Qg8 Kg6+-) 29...Rg5 30.Rb7 Qg6 31.g3 Rf5 32.Bf4 Rf8 33.Kg2 Qf5 34.Rc7 Qd5 35.Rc5 Qd7 36.Rc4 Rc8 37.Rc8 Qc8 38.Be5 Be5 39.de5 Qc4 40.Qf4 Qc6 41.Kh2 Kh7 42.c4 Kg6 43.Kg1 Kg7 44.Qf6 Kh7 45.Qf7 Kh8 46.Qf4 (46.Qf4 Kg7 47.g4+-) 1–0. Martens,Martin – Krays,Alexander, Memorial M.Euwe, Sas Van Gent (Netherlands), 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7)

8.Bd3 a6

9.0-0 b5 10.Na3 Nge7 11.Ng5 (11.Bb5 Ne5 (11...ab5? 12.Nb5 Nc8 13.Ra8+-) 12.Ne5 ab5=) 11...Ng6 (11...Nf5!?=+) 12.Qh5+= Nce7? (better 12...Ba3 13.Ba3 a5+=) 13.Qf3+- (13.Nh7?! Nf5=) 13...Nf5 (better 13...f5 14.ef6 gf6 15.Qf6 Qb8+-) 14.g4?? (better 14.Bf5 ef5 15.Qd5+-) 14...Be7 (better 14...Nh6=+) 15.gf5+= Bg5? (better 15...Nh4 16.Qg3 Bg5 17.Bg5 Qg5 18.Nb5 0-0+-) 16.fg6+- fg6 (16...hg6 17.Nb5! Bb5 18.Bb5 ab5 19.Ra8 Qa8 20.Bg5+-) 17.Kh1 (17.Nb5 Bb5 18.Bb5 ab5 19.Ra8 Qa8 20.Bg5 Qa2+-) 17...Rf8 (17...Bc1 18.Rfc1 Qc8 19.Rc2+-) 18.Qg3 (18.Qh3!? Bh6+-) 18...Bh4 19.Qg2 (better 19.Qh3+-) 19...Ra7? (better 19...Rf7+-) 20.Nb5!+- Bb5 (20...ab5 21.Ra7 Pinning (21.Ra7 Deflection; 21.Ra7 Clearance); 20...Bb5 21.Bb5 Double attack) 21.Bb5 (21.Bb5 Kf7 22.Qh3+- (22.Ba6?! Qa8+-)) 1–0. kovacic (2075) – calulag6 (2085), ChessWorld.net, 2010.

9.0-0 b5 10.Ng5 Be7 11.Qg4 Nh6 12.Qh5 Qb6 13.Na3 0-0-0 14.Qe2 (14.Nf7 Be8 15.Bh6 gh6 16.Nb5 ab5+=) 14...Na5 15.Be3 Rdf8 16.Rfb1 Nc4 17.Nc4 dc4 18.Bc4 Nf5 19.Bd3 Ne3 20.Qe3 Bg5 21.Qg5 f6 22.Qe3 Kb7 (better is 22...Kd8+-) 23.c4 Bc6 24.cb5 ab5 25.Be4 (25.Bb5 Bb5 26.Qf3 Kc8 27.Qa8 Kd7 28.Ra7 Qb7 29.Qb7 Kd8 30.Qb8) 25...Ra8 26.Qf3 Ra1 27.Ra1 Rc8 28.ef6 gf6 29.Bc6 Qc6 30.Qa3 Qb6 ½–½. Kampmann,Heiko – Voigt,Ulrich (2230), Leipzig VfB op, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.Bd3 Nc6 8.c3 a6)

9.0-0 Qc7 10.Re1 h6 11.Ba3 Ba3 (11...Be7 12.Nbd2 Ba3 13.Ra3 Nge7 14.Qb3 0-0 15.c4 Na5 16.Qb4 dc4+=; 11...Nge7 12.Nbd2 b5 13.Bd6 Qc8 14.Nb3 Nd8 15.Nc5 Nb7 16.Be7 Ke7=) 12.Na3 Rc8 (12...Na5 13.Qb1 Ne7 14.Qb4 Nec6 15.Qb2 b5 16.Reb1 0-0+=) 13.Nd2 (13.c4 Nge7 14.c5 Nb4 15.Rb1 Nec6 16.Re2 Nd3=) 13...Nge7 14.Qg4 0-0 15.Re3 (15.Nb3 Na5 16.Nc5 b6=) 15...Nf5 (15...f5 16.Qf4 Ng6+=) 16.Rh3 (16.Bf5 ef5+=) 16...Qd8 (16...f6-/+) 17.f4 Qa5 18.Nb3 Qc3 19.Bf5 ef5 20.Qg7 (20.Rc3? fg4 21.Kf2 f6-+) 20...Kg7 21.Rc3 Nb4 22.Nc5 Bc6 23.Nb1 Ra8 24.Nd2 b6 25.Na6 Bb7 26.Rb1 Na6 27.Rb6 Bc8 28.Rg3 Kh7 29.Rf6 Be6 30.Rh6?? (better is 30.Rh3 Rfc8 31.Rfh6 Kg7 32.Kf2=) 30...Kh6-+ 31.Rh3 ½–½. Janos,I (2160) – Tropp,O (1970), Tatry Open Tatranske Zruby CZE, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 Rc8 10.Re1 Na5 11.Na3 Rc3=+ 12.h4? (better 12.Bg5!? Qb6 13.Nb1-/+) 12...Nb3-+ 13.Ng5?? (better 13.Bb2 Rd3 14.Qd3 Na1 15.Ra1-+) 13...Na1 (13...Rc1 14.Qb3 Re1 15.Re1-+) 14.Nf7 (14.Bb2 Rb3 (14...Ba3?! 15.Bc3 Be7 16.Qa1=+) 15.Ba1 A) worse 15...Ba3 16.Qb3 Be7 17.Qb7+= (worse 17.Nh7 b5-/+); B) 15...Ra3-+) 14...Kf7 15.Qh5 (15.Bg5 Nf6 (15...Ba3 16.Bd8 Nb3 17.Qf3 Ke8 18.Bg6 Kd8 19.Qc3+=) 16.Nb1 Ba4-+) 15...g6 16.Bg6 hg6 17.Qh8 Bg7 (17...Ba3?! 18.Qh7 Kf8 19.Bh6 Nh6 20.Qh6 Kf7 21.Qh7 Ke8 22.Qg8 Ke7 23.Qg7 Ke8 24.Qg8 Bf8 25.Qg6 Ke7 26.Qf6 Ke8 27.Qg6 Ke7 28.Qf6 Ke8 29.Qg6=) 18.Qh7 Ne7 19.h5 Qh8 20.Qh8 Bh8 21.h6 (21.Bb2 Rb3 22.Ba1 Ra3 23.hg6 Kg6-+) 21…Nb3 (21...Nb3 22.Bb2 Rd3-+) 0–1. johnpolanyk (2085) – Pawnhunter1 (2500), ChessWorld.net, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 a6)

9.0-0 Rc8 10.Re1 Na5 11.Ng5 Nc4 (11...Be7 12.Nf7 Kf7 13.Qf3 Nf6 14.ef6 Bf6 15.Ra3=) 12.Qh5 The pressure on h7 grows (12.Qf3 Nh6=+) 12...g6 13.Qf3 Qe7 (13...Nh6 14.Bc4 Rc4 15.Na3=+) 14.Qg3 (14.Nh3 a2 15.Ra2 Qd8=+) 14...Nh6 (14...Nb2 15.Bc2=) 15.Na3 Na5 16.Nb5? (better 16.Nb1!? Qd8 17.Ba3=) 16...Bb5-/+ (worse 16...ab5 17.Ra5 Qd8 18.Ra7=) 17.Bb5 ab5 18.Ra5 Nf5 19.Qd3 Bh6 (better 19...b4 20.Bd2 Bh6 21.Qb5 Kf8 22.Qb4 Qb4 23.cb4 Kg7=+ (23...Nd4?! 24.Ne6 fe6 25.Bh6 Kf7 26.Rd1=)) 20.Qb5+/- Qd7 21.Qb4 (21.Qd7 Kd7 22.Nf7 Bc1 23.Nh8+/- (23.Rc1?! Rhf8 24.Nd6 Nd6 25.ed6 Kd6=)) 21...Bf8+= 22.Qb3 Be7 23.Nf3 0-0 24.Rb5 (24.Bd2 Ra8 25.Rea1 Ra5 26.Ra5 Qc6+=) 24...Rc7 (24...Rc3 25.Rb7 Rb3 26.Rd7=+) 25.Bd2 Rfc8 (25...Ra8 26.Rb1=) 26.Rb1 (26.Ra1 Bd8+=) 26...Bf8 (26...Rb8 27.g4 Ng7 28.Rb6+=) 27.h3 (27.Rb7 Ra8+/-) 27...h5 (27...Rb8!?+=) 28.Rb7+/- Rb7 29.Qb7 Qb7 30.Rb7 Ra8 31.Ng5 (31.Kf1 Ra2+/-) 31...Nh6 (31...Ra1 32.Kh2 Rf1 33.Nf7 Rf2 34.Bg5 Nd4 35.Nd8+-) 32.Rc7 (32.Kf1 h4+/-) 32...Rb8 (32...Ra2 33.Be3+/-) 33.Kh2 (33.Kf1 Rb1 34.Ke2 h4+-) 33...Ra8 34.Nf3 Ra2 35.Be3 Ra8 (35...Nf5 36.Rc8+/-) 36.Ng5 Rb8 37.c4 dc4 38.Rc4 Rd8 (38...Nf5 39.Bd2+/-) 39.Rc7+- Bg7 40.Rb7 (40.Kg1 h4+-) 40...Rf8 (40...Bf8 41.Kg1+-) 41.Ne4 Nf5 (better 41...h4+-) 42.Nf6?? (better 42.g4 Ne3 43.fe3 hg4 44.hg4+-) 42...Bf6+/- 43.ef6 Rd8 The isolani on d4 becomes a target (43...Nd6 44.Ra7+=) 44.Rb4+/- h4 45.Kg1 Rd7 46.Kf1 Kh7 47.Ke2 g5 48.Bg5 Nd4 (48...Nd4 49.Kf1 Nf5+/-). Popadic,Dr (2155) - Aitbayev,A (2475), Titled Tuesday, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 Rc8 10.Ng5 Be7 11.f4 g6 12.Ba3 Ba3 13.Na3 Nge7 14.Qe1 h6 15.Qh4 Kf8 16.Rae1 Ng8 17.Qh3 Kg7 18.Nf7? (better is 18.Nf3+=) 18...Kf7-+ 19.Bg6 (19.Rb1 b5 20.Nc2-+) 19...Kg6 20.f5 ef5 21.e6 Nge7 22.g4 Rf8 23.Qh5 Kg7 (23...Kg7 24.ed7 Qd7-+) 0–1. Rossi,Carlo (2330) – Satta,Vladimiro (2295), ITA–chT Italy, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 a6)

9.0-0 Rc8 10.Ng5 Be7 11.f4 g6 12.Qg4 Na7 13.Ba3 Bb5 14.Rf3 Bd3 15.Rd3 h5 16.Qf3 Nh6 17.h4 Nb5 18.Bb2 0-0 19.Nd2 Qd7 20.Nf1 Rc6 21.Re1 Kg7 22.Ng3 Ng4 23.f5 ef5 24.Ne2 Nc7 25.Nf4 Rd8 26.Bc1 Bg5 27.hg5 Qe7 28.Nh5? gh5 29.Qf5 Rg6 30.Rh3 Rh8?? 31.Rf1? Qe6 32.Rhf3 Qf5 33.Rf5 Rc6 34.Rf7 Kg6 35.Bd2 Rh7 36.Rf8 Ne6 37.Re8 Rf7 38.Rb1 b5 39.Ra1 Rf5 40.Ra8 Nc7 41.Rd8 Rf2 42.Be1 Rf7 43.Bd2 Rc4 44.Rd6 Kg7 45.e6 Rf2 46.Re1 Rd2 47.Rd7 Kg6 48.e7 Ne8 49.Rd8-/+ Nc7 50.Rc8?? Kg5 51.Rc7-/+ Nf6 52.Rd7 Rc3 53.Rd5 Kg6 54.Rd6 Rc8 55.Ree6 Re8 56.Rf6 Kg7 57.Ra6 Re7 58.Rg6 Kf7 59.Rg5 Rd4 60.Rh5 b4?? 61.Rh7+- Ke8 62.Ra8 (62.Ra8 Kd7 63.Ra7 Kc6 64.Rae7+- (worse is 64.Rhe7 Rd1 65.Kh2 Rd8+-)) 1–0. Roehrich,Stefan – Gebhardt,Ulrich (2245), Dortmund op–A, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.0-0 Rc8 10.Ng5 Be7 11.Nf7 Kf7 12.Qf3 Nf6 13.ef6 Bf6 14.Ba3 Qa5 =.

9.0-0 Be7 10.Na3 Rc8 11.Bd2 Na5 12.Qb1 g6 13.Rc1 Bc6 14.c4 Ba3 15.Ra3 Nc4 16.Bc4 dc4 17.Rc4 Qd7 18.Qc1 Ne7 19.Bh6 Nf5 20.Rac3 Qd5 21.h3 Qe4 22.Rc2 Rg8 23.d5 Qd5 24.Rc5 Qd7 25.Rd2 Qc7 26.Bg5 Ne7 27.Rd6 Rd8 28.Qd2 Rd7 29.Rc1 Nf5 30.Rd7 Qd7 31.Qe2 Ne7 32.Rd1 Nd5 33.Qe1 Qc7 34.Rc1 Qb6 35.Nd2 Qa5 36.Qe4 Qa3 (36...Ne7!? 37.Qh4 h6+=) 37.Nc4= Qa4 (37...Qb3 38.Nd6 Kd7 39.Nf7+=) 38.Nd6 Kd7= 39.Qe1 f5 40.Ra1 Qb4 41.Qc1? Qd4 42.Qe1+= Qc3 43.Bd2 Qd4 ½–½. Kampmann,Heiko (2145) – Florea,Dan, Baunatal op 2nd, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 a6)

9.0-0 Nge7 10.Ba3 g6 11.h3 Nf5 12.Nbd2 Ba3 13.Ra3 Qe7 14.Ra2 0-0 15.Rb2 b5 16.Nb3 b4 17.cb4 Nb4 18.Bf5 ef5 19.Nc5 a5 20.Qd2 Kg7 21.Re1 Be6 22.Reb1 Rfc8 23.Ne1 Rc7 24.Ned3 Nd3 25.Qd3 f4 26.Qd2 Bf5 27.Ra1 Attacks the isolani on a5 27...f3 28.g4 Bc8 29.Qf4 h5 30.gh5 Bh3 31.h6 Kh7 32.Rb6 Rca7 33.Rab1 Bc8 34.Rf6 a4 35.Na4 Bf5 36.Rbb6?? Ra4-+ 37.Rf5 gf5 38.Qf5 Kh8 39.Rf6 Rg8 40.Kh2 Rd4 41.Kh3 Qb4 42.Qh5 Qe1 (42...Qe1 43.Qf3 Qf1 44.Kh2 Rh4 45.Qh3 Rh3) 0–1. Witte,Manfred – Niesel,Matthias, BL2–N, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 Nge7 10.Ba3 Ng6 11.Bf8 Nf8 12.h4 Ng6 13.g3 f5 14.ef6 gf6 15.h5 Nge7 16.Re1 Qc7 17.Qc2 (17.Qe2 0-0+=) 17...Qd6 (17...e5 18.de5 fe5 19.c4-+) 18.Nh4 f5 19.Na3 Kf7 20.Ng2 Rag8 21.Qd2 h6 22.Nc2 Rg5 23.Nf4 Ng8 24.c4 Nf6 25.Ng6 Rg8 26.Ne5 Kg7 27.c5 Qc7 28.Kg2 Rh5 29.f4 Ne5 30.fe5 Ng4 31.Rh1 Rh1 32.Rh1 Ba4 33.Ne1 Qf7 34.Be2 Qg6 35.Nf3 Rf8 36.Qb4 Bc6 37.Qb6? f4-+ 38.Kf1 fg3 39.Qb3 Qe4 40.Ke1 Bb5 41.Ng1 Be2 (41...Be2 42.Ne2 Qh1 43.Kd2 g2-+) 0–1. Prus,Marek (1995) – Turlej,Lukasz (2090), Poland–chT2 Wysowa, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 a6)

9.0-0 h5 10.Ng5 g6? 11.Qf3+/- Nh6?? 12.Nf7!+- Nf7 13.Bg6 Rh7 14.Bh7 (14.Bh7 Ne7 15.Qh5+-) 1–0. Kabanov,N (2495) – Ivanov,Valer (2260), 11th Master Open, Voronezh RUS, 2007.

9.0-0 h6 10.Ba3 Ba3 11.Na3 b5 12.Qd2 Nge7 13.Nc2 Na5 14.Rfb1 Qc7 15.h4 (15.Nb4!? Nec6 16.Rb2=) 15...Nc4-/+ 16.Qf4 f5 17.Nb4 Qc8 18.Bc2 (18.Bc4 A) worse is 18...Qc4 19.Na6 (19.Ra6? Ra6 20.Na6 Qa2 21.Nc7 Kf7-+) 19...Ra7 20.Qe3+/-; B) 18...bc4?! 19.Ra5=; C) 18...dc4 19.Rb2 Bc6+=) 18...a5 19.Nd3 0-0 20.Nc5 Be8 21.Bd3 a4 22.Qh2 Qc6 23.h5 Bf7 24.Ra2 Rab8 (24...Rfb8 25.Nd2+=) 25.Ne1 (25.Nd2 Rfd8=) 25...Rb6 26.Be2 Rfb8 27.Ned3 Qe8 28.Qh4 Nc6 29.Nb4 N6a5 30.Kh1 Rc8 31.Nbd3 Nc6 32.g4 (32.Qh3 Qd8+=) 32...Ne7 (better is 32...fg4!? 33.Qg4 Kh7+=) 33.g5= hg5 34.Qg5 Kh7 (34...Rc7 35.Nf4+=) 35.Rg1 (35.Rg1 g6 36.hg6 Ng6 37.Bh5+-) 1–0. Rossi,Carlo (2345) – Borgo,Giulio (2350), ITA–ch, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 h6 10.g3 g6 (10...b5 11.Ba3 Ba3 12.Ra3=+) 11.Nh4 (11.Nbd2 a2=+) 11...Nge7 12.Qg4 (12.Ba3 Rg8=+) 12...Nf5 13.Bf5 (13.Nf5 gf5 14.Qf3 b5=+) 13...ef5 (13...gf5 14.Qh5 Rg8 15.Nf3-/+) 14.Qe2 (14.Qf3 Be7 15.Ng2 a2 16.Ra2 Be6=+) 14...b5 (14...Na5 15.Qc2-/+) 15.e6 Be6 (better 15...Bc8!?-/+) 16.Ng6= fg6 (better 16...Rh7!?=) 17.Qe6+= Ne7 18.Re1 Qd7 (18...g5 19.Ba3 Qd7 20.Qg6 Kd8 21.Be7 Be7 22.Ra6 Ra6 23.Qa6+-) 19.Qg6+- Kd8 20.Qb6 Kc8 21.Na3 (21.Qf6!? Rg8 22.Ba3+- (22.Ra3?! Nc6+=)) 21...Qc6 22.Qc6 Nc6 23.Nb5! Kb7 (23...ab5 24.Ra8 Pinning (24.Ra8 Deflection; 24.Ra8 Clearance)) 24.Na3 Bg7 (24...Kc7!?+-) 25.Rb1 Ka7 26.Re6 Rac8 27.Bf4 (27.Nc2!?+-) 27...Rhe8+- 28.Rg6 (28.Rg6 Bf8 29.Bd6+-) 1–0. Browning,Rebecca (1880) – Hoffmann,Matthias (2020), 21st Rhein–Main–Open, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 a6)

9.0-0 Nh6 10.Na3 Nf5 11.Bf5 ef5 12.Bg5 =.

9.Ba3 Ba3 10.Na3 h6 11.0-0 Nge7 12.Qe2 0-0 13.Rfb1 b5 14.Nc2 Qc7 15.Ra3 Rfb8 ½–½. Lucaroni,Massimiliano (2265) – Krupenski,Igor, Tallinn op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 a6)

9.Na3 Rc8 10.0-0 Na7 11.Qd2 Ba3 12.Ba3 Bb5 13.Bc5 Bd3 14.Qd3 Nb5 15.Rfc1 Ne7 16.c4 dc4 17.Rc4 Nd5 18.Rac1 b6 19.Ba3 Nf4 20.Qe3 Rc4 21.Rc4 Qd7 22.Bb4 Nd5 23.Qc1 Na7 24.Ba3 a5 25.Qg5 Rg8 26.Rc2 h6 27.Qc1 Kd8 28.Nd2 f6 29.Nc4 Nb5 30.Qb2 a4 (worse is 30...Na3 31.Nb6 Nc2 32.Nd7 Kd7 33.Qc2+/-) 31.Rc1 Re8 (worse is 31...Na3 32.Nb6 Qb5 33.Rc8 Ke7 34.Nd5 (34.Qa3? Kf7 35.Rc4 Nb6 36.Rc7 Nd7-+) 34...ed5 35.Qa3 Kf7 36.Rc7 Kg6 37.ef6+=) 32.Bb4 Qb7 (worse is 32...Nb4 33.Qb4 Qc6 34.Qd2+/-) 33.Bd2 Qa6 34.Na3 Na7 35.Nc4 b5 36.Nd6 Re7 37.Qb1 fe5 38.de5 Nc6 39.Qh7 (worse is 39.Nb5 Rb7-/+ (39...Ne5?! 40.Nd4 Kd7 41.f4+=)) 39...b4 40.Qg8 Kd7 41.Ne4 Kc7 42.Nc5 Qc8 43.Qh7 a3 44.f4 Qa8 45.Qc2 ½–½. Kondziela,Andreas (2095) – Ster,Peter (1945), desc–online.de, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 a6)

9.g4 Be7 10.g5 Rc8 11.Na3 b5 12.Nc2 Qb6 13.h4 Na5 14.Bd2 Nc4 15.Qc1 a5 16.Ke2 (16.h5 b4 17.cb4 ab4-/+) 16...Bf8 (16...a4 17.h5-/+) 17.h5 Ne7 18.Nh2 Nc6 (18...Nf5 19.Nf3-+) 19.Bc4 dc4 20.Be3 Qb7 21.Rb1 Ne7 22.Ng4 (22.h6 Nd5 23.Qb2 gh6 (23...Ne3?! 24.hg7 Bg7 25.Ne3-/+) 24.gh6 b4-+ (24...Ne3?! 25.Ne3 Bh6 26.Nhg4-+)) 22...Bc6 (22...Qe4!? 23.f3 Qd3 24.Kf2-+) 23.Rg1 Bf3 24.Ke1 Nd5 25.Bd2 b4 26.cb4?? (better is 26.h6-+) 26...c3 (26...ab4?! 27.Rg3 Bg4 28.Rg4-+) 27.Nce3 Qb5 (27...Qb5 28.Qd1 Bd1 29.Nd1 Qd3 30.Nf6 gf6-+) 0–1. Bazant,Petr Jr – Utebekov,G, Wch U12 Szeged, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3)

9.Ng5 Be7 10.h4 Bg5 (better is 10...Qa5!? 11.Ba3 Nd4 12.Nh7 Bb5-+) 11.hg5+= g6 12.Rh4 Na5 13.Ra3 Rc8 14.Qf3 h5 (better is 14...Bb5!?=) 15.Rf4+= Ne7 16.Rf7 (16.Rf7 Nf5 17.Bf5 gf5 18.g6+/-) 1–0. Schlupp,Olivier (1820) – Abello,Sebastien (2010), FRA–chT U18 France, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 a6)

9.Ng5 f5 10.ef6 Nf6 11.Nh7 Qc7 12.Nf8 Kf8 13.f4 (worse is 13.Na3 Rh2 14.Rh2 Qh2+=) 1–0. Stahl,Clement (2050) – Simon,Leopold (2140), FRA–chT2 East, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.Bd3 Nc6 8.c3 a6)

9.Ng5 g6 10.Qf3 f6 (better 10...Nh6=+) 11.Nh7!+- f5 (11...Rh7 12.Bg6 Decoy) 12.Nf8 Kf8 13.Ba3 Kg7 (13...Ke8 14.Qg3 Nge7 15.Bc5+-) 14.Qg3 (14.Nd2 Nh6+-) 14...Qh4 15.Qh4 (15.Qe3 Qg4 16.g3 Qh3+-) 15...Rh4+= 16.Nd2 Na7 (16...g5 17.Bc1 Rh7 18.Nb3+-) 17.Nb3 (17.Nf3 Rh5+-) 17...Bb5 18.Kd2 (18.Bb5 Nb5 19.Nc5 Kf7 (worse 19...Na3 20.Ra3 Kf7 21.Nb7+-) 20.Nb7 Nc3 21.Nd6 Kg7+=) 18...Bd3= 19.Kd3 b6 20.Nd2 Nb5 21.Nf3 Rh5 22.h3 (22.Rhb1!? g5 23.Bc1+-) 22...Rc8= Exerts pressure on the backward pawn 23.Rhc1 g5 (23...a5 24.h4=) 24.Bb2 (24.Bd6!? g4 25.Ng1+=) 24...g4 (24...a5 25.Rab1 Rc6 26.Nd2=) 25.Ng1 (25.hg4 fg4 26.Nd2 Nc7=) 25...a5 (25...Ra8 26.Ne2 Rh4 27.Rh1=) 26.c4 (26.Ne2 Rh4 27.Rh1 gh3 28.Rh3 Rh3 29.gh3 Ne7+=) 26...dc4=+ 27.Rc4 Rc4 28.Kc4 Nc7 29.Ba3 Rh8 (29...Nd5 30.Rb1=) 30.f3 (30.hg4 fg4 31.Ne2 Nd5=) 30...Nh6 (30...b5 31.Kd3 Nd5 32.Bc5=) 31.Bd6 (31.hg4 fg4 32.Bc1 Nd5=) 31...Nd5=+ 32.Kb5 (32.Ne2 gh3 33.gh3 f4 34.Rg1 Kf7=+) 32...Rc8 (32...gh3 33.Nh3 Nf7 34.Kc6=+) 33.fg4 fg4 34.hg4 Rc2 (34...Ng4 35.g3=+) 35.Nf3 (35.Nh3 Kg6 36.Rf1 Ng4 37.Nf4 Nf4 38.Rf4 Kg5=) 35...Nf7 (35...Kg6 36.g5 Nf7 37.Ne1 Rb2 38.Kc6 Ng5 39.Rc1-/+) 36.Nh4 (36.Ne1 Rd2 37.Kc4 Nh6= (37...Nd6 38.ed6 Kf8 39.Nf3 Rg2 40.Rh1 Rc2 41.Kb5 Rb2 42.Ka6+-)) 36...Nd8 (36...Rd2 37.Kc4=) 37.Rf1 Nc6 (37...Rb2 38.Kc4 Nc6 39.Nf5 Kg6=+) 38.g5 (38.Nf3!?=) 38...Nd4=+ 39.Ka6 Ne3 (39...Rc8 40.g6=+) 40.Rf6 White prepares the advance g6 (better 40.Rf4 Rd2 41.Bf8 Kg8 42.Bh6+=) 40...Ng2 (40...Rc6!?=) 41.Bf8 (better 41.Ng6 Rc8 42.Bf8 Kh7 43.Ne7 (43.Kb6?! Ne3 44.Kb7 Nd5 45.Kc8 Nf6+=) 43...Ra8 44.Kb6 Rf8 45.Rf8+-) 41...Kh7?? (better 41...Kg8 42.Ng6 Nf5 43.Re6 Nge3+-) 42.g6+- Kg8 43.Bh6 Rc8 44.g7 Ra8 1–0. Unneland,Mathias – Ponomarev,Grigori, European Youth Chess Championships, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 a6)

9.h4 h6 10.Na3 Rc8 11.0-0 Na5 12.Bd2 Ne7 13.g3 Nc4 14.Qb3 (14.Nc4 dc4 15.Be2 a5-/+) 14...Nc6 15.Bc1 N6a5 16.Qc2 b5 17.Nc4 bc4 (worse is 17...Rc4 18.Bc4 dc4 19.Nd2+/-) 18.Be2 Bb5 19.Nd2 Rb8 20.Rb1 Kd7 (20...Be7!?-/+) 21.f4 g6 22.Nf3 Be7 23.Be3 Nb3 24.Bf2 a5 25.g4 a4 26.f5 gf5 27.gf5 Qg8 28.Kh2 Qh7 29.Bg3 Qf5 30.Qf5 ef5 31.e6 fe6 32.Bb8 Rb8 33.Ne5 Kd6 34.Rb2 Bh4 35.Rg1 Bf2 36.Rg7 Nd4 37.Rb5 Nb5 (37...Nb5 38.Nc4 dc4 39.Bc4 Nc3-+; 37...Ne2 38.Nf7 Ke7 39.Nh8 Kf6 40.Rg6 Ke5 41.Nf7 Kf4 42.Rb8 Nc3 43.Re6-/+) 0–1. Kieffer,C (2140) – Navrotescu,C (2390), Creon FRA, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

8.Bd3 b5

9.0-0 b4 10.cb4 a2 11.Nc3 Nb4 12.Bb5 (12.Na2 Nd3 13.Qd3 a5=) 12...Rb8 13.Bg5 (13.Be2 Ne7=) 13...Be7 (13...Ne7 14.Bd7 Qd7 15.Na2+=) 14.Bd7 Qd7 15.Bd2 Bf8 (15...Nh6!?+=) 16.Na2+= Na2 17.Ra2 Ne7 18.Qa1 (18.Rc2 Ng6+=) 18...Nc8= 19.Rc1 Be7 20.Rac2 Bd8 21.Qa6 (21.Ne1 Nb6 22.Ra2 Rb7=) 21…Nb6 ½–½. Forcen Esteban,Daniel (2510) – Ribeiro,Jose (2090), Navalmoral de la Mata ESP, 2013. (=1.e4 e6 2.Nf3+= d5 3.e5 c5= 4.b4 cb4+= 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3 b5)

9.0-0 b4= 10.cb4 Nb4 11.Ba3 Nh6=.

9.0-0 b4 10.cb4 Nb4 11.Na3 Ne7 12.Rb1 Rb8 13.Bg5 h6 14.Bh4 a5 15.h3 Rb6 16.Bc2 Nc2 17.Qc2 Rb4 18.Qa2 Qa8 19.Rbc1 Nf5 20.Nc2 Rb7 21.Rb1 Nh4 22.Nh4 Be7 23.Rb7 Qb7 24.Nf3 a4 25.Rb1 Qc7 26.Qb2 0-0 27.Na3 Rc8 28.Kh2 Be8 29.Nb5 Bb5 30.Qb5 a3 31.Qb3 (31.Ra1-+) 31...Qc3 32.Qa2 Qc2 (32...Qc2 33.Ra1 f6-+) 0-1. marekt (2180) - sperling (2345), gameknot.com, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Bd7 7.d4 Nc6 8.Bd3)

9.0-0 b4= 10.cb4 Nb4 11.Be2 Ne7 12.Na3 Rb8 13.Nc2 a5 14.Nd2 (14.Nb4!? ab4 15.Qb3=) 14...Nec6-/+ 15.Nb3 (15.Nf3!?-/+) 15...Nc2 (15...a4 16.Nb4 Rb4 17.Nc5 Nd4 18.Nd7 Qd7 19.Bd3-+) 16.Qc2-/+ Qb6 17.Bd1 Nd4 18.Nd4 Qd4 19.Qc7 Rc8 (19...Qa1 20.Qb8 Ke7 21.Bb2+-) 20.Qa5 Bb4 (20...Qe5 21.Re1 Qf6 22.Ba4-/+) 21.Be3 Ba5 (21...Qc4 22.Qa7 Bc3+=) 22.Bd4+= Bc3 23.Bc3 Rc3 24.Ra7 Ke7 25.Ba4 Rd8 26.f4 (26.Ra1 Ke8-/+) 26...Ke8 27.Bd7 Rd7 28.Ra8 Ke7 (28...Rd8!? 29.Ra7 Rdc8-/+) 29.Rh8+= g6 30.Rh7 d4 31.Rd1 Rc2 32.Rh3 Ra7 33.Rg3 Raa2 (33...Ra4 34.h4=) 34.h4= Rc3 35.Rgd3 Rcc2 36.Rg3 Rc3 37.Rgd3 Rd3 38.Rd3 Ra4 39.Kf2 Kd7 40.Kf3 Kc6 41.Ke4 Kc5 42.Rd2 Rc4 43.g4 Rc1 44.h5 (44.Rd4?? Re1 45.Kd3 Rd1 46.Ke3 Rd4-+) 44...Re1 45.Kf3 gh5 46.gh5 Kd5 47.Rh2 Re3 48.Kg4 d3 49.h6 Re2 50.Rh1 d2 51.Rd1 Rh2 52.h7 Rh7 ½–½. Olsarova,Tereza (2250) – Hoang,Thanh Trang (2490), Plovdiv BUL, 2014. (=1.e4 e6 2.Nf3+= d5 3.e5 c5+= 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 b5)

9.Na3 a6 =.

9.Na3 b4 10.cb4 Bb4 11.Bd2 a6 12.0-0 Nge7 13.Nc2 a5 14.Qe2 Bd2 15.Qd2 h6 16.h4 0-0 17.Ne3 Nb4 18.Bb1 Nf5 19.Nf5 ef5 20.Qf4 Bb5 21.Qf5 g6 22.Qf4 Kg7 23.Rc1+= Bd3 24.Ra3 Bb1 25.Rb1 Qe7 26.Nh2 h5 27.g4 Qh4-/+ 28.Rbb3 f5 29.ef6 Qf6 30.Qd2 hg4 31.Re3 Rf7 32.Ng4-/+ Qg5 33.Qe2 Nc6 34.Rad3 Rf4 35.Rg3 Re4 36.Qd1 Rae8 37.Ne3 Qf6 38.Qh5? Rf8-+ 39.f3 Rd4 40.Nd5?? Qd6 41.f4 Rd3 42.Ne3 Re3! (42...Re3 43.Qg6 Qg6 44.Rg6 Kg6 45.Kf2 Re4 46.Kf3 Rff4 47.Kg2 Re2 48.Kh3 Rf3 49.Kg4 Ne5 50.Kh4 Rh2) 0–1. Rahls,Peter (2205) – Junge,Ralf (2315), Bundesliga, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 ba3 7.c3 Nc6 8.Bd3)

9.Na3 b4 10.cb4 Bb4 11.Bd2 Nge7 12.0-0 a5 13.Nb5 Nc8 14.Qc2 Bd2 15.Qd2 Nb4 16.Be2 Rb8 17.Nc3 Ne7 18.Ra3 Nbc6 19.Na4 ½–½. Gross,Karl – Pluemmer,Rolf, desc–online.de, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 b5)

9.Na3 b4 10.cb4 Bb4 11.Bd2 Nh6 12.0-0 Nf5 13.Nc2 Bd2 14.Qd2 a5 15.Rfb1 0-0 16.Ra3 f6 17.Bf5 ef5 18.Rb5 (18.Ne3!?+=) 18...Ne5-/+ 19.Rba5 Ra5 20.Qa5 Nf3 21.gf3 Qe8 (21...Be6!?-/+) 22.Qd5+= Be6 23.Qd6 f4 24.Ne1 (24.Qf4 Qg6 Double attack) 24...Qg6 (24...Bh3 25.Qd5 Kh8 26.Ra1+=) 25.Kh1+= Re8 26.Qf4 Bh3 27.Re3 Rd8 28.Qe4 Bf5 29.Qf4 h6 30.Ng2 Bh3 31.Ne1 Qf7 32.Qe4 (32.Qh4 Bf5+=) 32...Qc4+= 33.Rd3? Qb5-+ (33...Qb5 34.Qe2 Re8-+) 0–1. Garcia,Jason – Svensen,T (2125), 24th ECC, Kallithea GRE, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.Na3 b4 10.Nc2 bc3 11.0-0 Nb4 12.Ng5 Nd3 13.Qd3 h6 14.Qh3 (better is 14.Nf7!? Kf7 15.Qf3 Nf6 16.Re1-/+) 14...Ne7 (14...hg5 15.Qh8 Ne7 16.Bg5+/-) 15.Qh5 Ng6 (15...hg5?! 16.Qh8 Bb5 17.Re1=) 16.Nh3 Be7 17.f4 0-0 18.g4 Bb5 19.Rf2 Bd3 20.f5 Re8 21.Be3 Bf8 22.Bg5 Qb6 (22...hg5? 23.Ng5 Qg5 24.Qg5 ef5 25.gf5 Ne5 26.de5+-) 23.Rd1? (23.Rc1 Rac8-+ (23...hg5?? 24.Ng5 Bd6 25.Qh7 Kf8 26.f6+-)) 23...Be4 (23...Ne5!? 24.Be3 Bc2 25.Rc2 ef5 26.gf5-+) 24.f6 Ne5 (24...hg5?! 25.Ng5 Ne5 26.Ne4 de4 27.fg7 Bg7 28.de5-+) 25.fg7 Bg7 26.Bh6 Bg6 27.Qh4 Bh6 28.de5 Bd2 29.Ng5 Rf8 30.Kg2 Bc2 31.Rf5 Bg5?? 32.Qg5= Kh7 33.Qh4 Kg8 34.Rh5 Be4 35.Kf1 Bd3 36.Rd3 Qb1 ½–½. Franciskovic,Vinko (2045) – Ivekovic,Josip (2030), CRO–chT U20, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 b5)

9.Bb5 Ne5! 10.Ne5 (10.de5 Bb5 Discovered attack; 10.Ne5 Bb5 Discovered attack) 10...Bb5 11.Na3 Bd7 12.Qd3 Nf6 13.Bf4 Qa5 14.Nd7 Nd7 (14...Ba3? 15.Nf6 gf6 16.Bd6+-) 15.Nc2 Qd8 16.0-0 Be7 17.Rfb1 Qc8 18.Rb3 0-0 19.Qb5 Nb6 20.Ne3 Rd8 21.Qa6 Bd6 22.Qc8 Nc8 (worse is 22...Rac8 23.Bd6 Rd6 24.Ra7=) 23.Bd6 Rd6 24.Rb7 Rc6 25.Rd7 h5 26.Nd1 a5 27.Rb7 Nb6 28.Kf1 a4 29.Ke2 a3 30.Kd2 a2 31.Kc2 Ra3 32.Kb2 Nc4 33.Kc2 e5 34.de5-/+ Ne5 35.Rb3 Ra5-+ 36.Rb2 Rca6 37.Kb3 Ra3 38.Kc2 d4! 39.Rb8 Kh7 40.cd4 Nc6-+ 41.Rb7 Nd4 42.Kb2 f6 43.Nc3+= Ne6 44.Ra2 Ra2 45.Na2 Nf4 46.Nb4 Re6 47.g3 Nh3 48.Nd3 Re2 49.Kc3 Nf2 50.Nf4 Re5 51.Rb2 Nd1-+ (51...Nd1 52.Kc2 Nb2 53.Kb2 g5 54.Nh5 Kg6-+) 0–1. Consuegra,Oscar Enrique – Rosado,Enrique, Barranquilla Carnaval Cup, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 b5)

9.Ng5 b4 10.Nh7 Be7 11.Qh5 Qb6?? (11...Nh6 12.Bh6 gh6 13.Bg6=) 12.0-0?? (12.Nf6 gf6 13.Qh8 0-0-0+/-) 12...a5?? (better is 12...g6 13.Bg6 Nd8+= (13...fg6? 14.Qg6 Kd8 15.Qg7+-)) 13.Nf6!+- gf6 14.Qh8 0-0-0 15.Ba3?? fe5 16.cb4 Qd4 17.b5 Nb4 18.Bb4 Bb4 19.b6?? Qa1-+ 20.Ba6 Kb8 21.Nd2 Qd4 22.Nf3 Qb6 23.Ne5 Qa6 24.Nd7 Rd7 25.Qg8 Qc8 26.Qg5 d4 27.Rc1 Rc7 28.Rd1 Qd7 29.h4 d3 30.h5 d2 31.h6 f5 32.Kh2 Qe7 33.Qe3 f4! 34.Qh3 e5 35.f3 Qf6 (35...Qf6 36.g4 Rh7-+) 0–1. Haub,Thorsten Michael (2310) – Lazic,Miroljub (2430), Munich op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.Ng5 Be7 10.h4 h6 (better is 10...b4!?-/+) 11.Nf7= Kf7 12.Qh5 Kf8 13.Rh3 b4 14.Rf3 Nf6! 15.ef6 Bf6 (15...gf6?? 16.Bh6 Rh6 17.Qh6 Kg8 18.Rg3 Kf7 19.Qg7 Ke8 20.Bg6) 16.g4 Be8 17.Bg6 Ne7 18.Be8 Qe8 19.Qe5 Ng6 20.Qh5 (20.Qg3 a5 21.h5 Ne7-+) 20...Ke7 (20...a5 21.Bd2 Rb8 22.Ra2-+) 21.Re3 (better is 21.Rf6 Kf6 22.cb4-+) 21...Nf4 22.Re6?? (22.Qe8 Rae8 23.Rg3-+) 22...Ne6 23.Qd5 Qd7 24.Qe4 Rhe8 25.g5 Kf8 26.Be3 hg5 27.Qf5 gh4 28.Kf1 Rad8 29.Qa5 Nf4 30.Qb4 Be7 31.Qa5 Qh3 32.Ke1 Ng2 33.Kd2 Ne3 34.fe3 Qg2 35.Kd1 Rd5 36.Qa7 h3 37.Nd2-+ Qg1 38.Ke2 Qa1 39.Qb7 Rg5 40.Qf3 Bf6 41.Qh3 Qc3 42.Qh8 Kf7 43.Qh3 Re3! (43...Re3 44.Qe3 Rg2 45.Kf3 Rg3 (45...Rd2 46.Qc3 a2 47.Qc7 Kg6 48.Qg3 Bg5 49.Qe1-+) 46.Kg3 Qe3 47.Kg2 Qd2 48.Kf3 Qd3 49.Kf2 Bh4 50.Kg2 a2 51.d5 Qg3 52.Kf1 Qf2) 0–1. Helin,Mikael (1970) – Azizi,Haroon (2120), Rilton Cup, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 b5)

8.Bd3 Rc8

9.0-0 Na5 10.Ng5 Be7 11.Qh5?? Can h7 get defended? (11.Nf7 Kf7 12.Qf3 Nf6 13.ef6 Bf6 14.Ra3 Qb6=) 11...Bg5?? (better 11...g6 12.Nf7 gh5 (12...Kf7?! 13.Bg6 Kg7 14.Bd3-/+) 13.Nd8 Nb3-+) 12.Bg5= Qb6 13.Na3 (better 13.Qe2!?=) 13...Rc3-/+ 14.Rfb1 Qd4 (better 14...Nb3 15.Bf1 Qd4-/+ (15...Na1?! 16.Rb6 ab6 17.Nb5=)) 15.Nb5= Qe5 (15...Bb5 16.Bb5 Nc6=) 16.Nc3?? (better 16.Re1 Nf6 17.Qh4+-) 16...Qc3=+ 17.Qe2 b6 (better 17...Nc6!?=+) 18.Rc1+= Qd4 (better 18...Qb4!? 19.Bd2 Qh4+=) 19.Bb5+- Ne7 (19...Nc4!? 20.Bd7 Kd7 21.Ra7 Kd6+-) 20.Bd7+- Kd7 21.Qb5 (21.Qa6!? Nec6 22.Ra5 Rc8+-) 21...Kd6 22.Be7?? (better 22.Ra5 ba5 23.Qb7+-) 22...Ke7-/+ 23.Rc7 Kf6 24.Rac1 (24.Re1 Rf8-/+) 24...Nc4 25.Qd7 Ne5 26.Qe7 Kg6 27.Ra7 Rc8! 28.Qa3 (28.Rc8 Qd1 Mate attack) 28...Rc1 29.Qc1 b5 (29...Nd3 30.Qf1-/+) 30.Ra3 h6 (30...Kf6 31.Rb3-/+) 31.Qb1 Kf6 32.h3 (32.Qb5 Qd1 33.Qf1 Qf1 34.Kf1 Nc4-/+) 32...b4 33.Rb3 Nc6 34.Qa2 (34.Rf3 Ke7-/+) 34...Qc4 35.Rf3 Ke7 (35...Kg6 36.Qb1 Qe4 37.Qa1-/+) 36.Qa1 (36.Qa8 Ne5 37.Qb7 Nd7-/+) 36...e5 (better 36...f6!?-/+) 37.Qa8=+ f6 (37...Nd8 38.Qa7 Ke6 39.Qb6 Kd7 40.Qa7 Ke8 41.Qa4 Qc6 42.Qb4=) 38.Qb7 (38.Qg8 Qc1 39.Kh2 Qg5=) 38...Kf8 39.Qc8 Kf7 40.Qd7?? (better 40.Qc7 Ne7 41.Qe5=) 40...Ne7-+ 41.Rg3 d4 42.Rg7? (better 42.Kh2-+) 42...Kg7 43.Qe7 Kg6 44.Qe8 Qf7 45.Qb5 b3 46.Qd3 Kg7 47.Qb5 Kg6 (better 47...Qe6 48.g4-+) 48.Qd3 f5 49.g4?! (49.Qa6 Kh7 50.Qd6-+) 49...b2 50.Qc2 h5 (50...Qd7 51.Qb2 fg4 52.Qb6 Kg5 53.h4 Kh5 54.Qf6-+) 51.gf5? (51.gh5 Kh5 52.Qb2-+) 51...Qf5 52.Qb2 Qh3 53.Qc2 (53.Qb8 Qf5-+) 53...Qf5 54.Qc6 Kg5 55.Qc1 Qf4 56.Qc4 Qf5 57.Qc1 Kh4 58.Kf1 (58.Qc4-+) 58...d3 59.Qc4 (59.Ke1 Qe4 60.Kd2 Qf4 61.Kd1 Qf3 62.Kd2 Qe2 63.Kc3 Qc2 64.Qc2 dc2 65.Kc2 Kh3-+) 59...e4 60.Qg8 Qg5 (better 60...Qf3 61.Qg3 Qg3 62.fg3 Kg3 63.Ke1 e3 64.Kd1 h4 65.Kc1 d2 66.Kd1 h3 67.Ke2 h2 68.Ke3 d1R 69.Ke4 h1Q 70.Ke5 Qc6 71.Kf5 Rd5 72.Ke4 Qe6) 61.Qb8 Qg4 62.Qd8 Kh3 63.Qa5 (63.Qd7 Qd7 64.Ke1 d2 65.Kd1 h4 66.f4 ef3 67.Kc2 d1Q 68.Kb2 Q7d4 69.Ka3 Q1a4) 63...Qe2 64.Kg1 Qd1 (64...Qd1 65.Qe1 Qe1) 0–1. kovacic (2195) – boriskrol (1695), ChessWorld.net, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Rc8)

9.0-0 Na5 10.Ng5 g6 11.Na3 a6 12.Bd2 b5 13.h4 h5 (13...h6 14.Nf3+=) 14.Qb1 (14.Qf3 Nh6 15.Nf7 Nf7 16.Bg6 Qh4 17.Bf7 Kd8+/-) 14...Ne7 15.Nc2 Nec6 16.Nb4 Nb4?? (16...Bb4 17.Bg6 Nc4 18.Bf7 Kf8 19.Be6 A) 19...Nd2?? 20.Qf5 Kg7 21.Qf7 Kh6 22.Bd7+- (22.cb4?! Be6 23.Qe6 Kg7 24.Qf7 Kh6+-); B) 19...Kg7+-) 17.Bg6+- (17.cb4?! Nc4 18.Bf4 Rc7+=) 17...Qb6 18.Nf7 (18.cb4?! Nc4 19.Bc1 fg6 20.Qg6 Kd8 21.Qf6 Kc7 22.Qh8 Bb4 23.Qh5 Bc3+-; 18.Bf7?! Kd8 19.cb4 Nc4+-) 18...Nbc6 19.Nh8 Kd8 20.Nf7 Kc7 21.Nd6 Bd6 22.ed6 Kb7 23.Bh5 Rh8 24.Qg6 Qd8 25.Bg5 Qf8 26.Be7! Qh6 27.Qh6 Rh6 28.g4 Nc4 29.Ra2 b4 30.Rb1 a5 31.cb4 ab4 32.Bf7 Kb6 33.h5 Kb5 34.g5 Rh8 35.Bf6 Rc8 36.g6 Nd6 37.h6 Ne4 38.Bg7 Nc3 39.Rab2 Nb1 40.Rb1 Kc4 41.h7 b3 42.Bg8 Ne7 43.h8Q Rg8 44.Qh3 Rb8 45.Rc1 Kb4 46.Qc3 (46.Qc3 Kb5 47.Qb3 Ka5 48.Ra1 Ba4 49.Ra4) 1–0. Kappelt,Joerg – Zahn,Richard (2130), Niederrhein–ch, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.Bd3 Nc6 8.c3 Rc8)

9.0-0 Na5 10.Ng5 g6 11.Na3 a6 12.Bd2 h6 13.Nh3 Bg7 14.Rb1 Ne7 15.Qg4 b5 16.Nf4 h5 17.Qg3 Nc4 (17...Bf8 18.Qf3=+) 18.Nc4= dc4 19.Bc2 Bc6 20.Bg6 (20.Rfd1 Nf5 21.Qh3 Bh6=+) 20...Ng6 (20...fg6 21.Ne6 Qd5 22.Ng7 Kf7 23.Bg5=) 21.Ng6 fg6 22.Qg6 Kf8 23.Qe6 Qd7 24.Qg6 (24.Qd7 Bd7 25.Ra1 Ra8=+) 24...Qg4-/+ 25.Qd6 Kf7 26.f3 Qd7 (26...Qe6 27.Qe6 Ke6 28.Ra1-/+) 27.Qd7 Bd7 28.f4 Bf5 29.Ra1 Ra8 30.Bc1 (30.Ra5 Rhd8-/+) 30...Ke6 (30...a5 31.Rd1-+) 31.Ba3 (31.Ra5 Rhg8-/+) 31...a5-+ 32.Bd6 Bf8 33.Bc7 (33.Bf8 Rhf8 (worse 33...Raf8 34.Ra5 Bd3 35.Rf2+=) 34.Rfc1 Bd3-+) 33...b4 (33...a4 34.Bb6-+) 34.Ba5? (34.Ra5 Ra5 35.Ba5-+) 34...b3 35.Rf2 (35.Kf2 b2 36.Rab1 Bb1 (36...Ra5?! 37.Rb2 Ra3 38.Rb5-+) 37.Rb1 Ra5 38.Rb2 Ra3-+) 35...Rh7 36.d5 Kd5 37.Rd1 Kc6 38.Bd8 (38.Bb4 Bb4 39.cb4-+) 38…Bc5 0-1. Senyuz,Mustafa Zorbey (1750) - Dogan,A (2200), TCh-TUR Club, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.0-0 a6 10.Na3 Na5 11.Qc2 h5 12.Ng5 Nh6 13.f4 Be7 14.Bd2 Qc7 15.Bg6? (better is 15.Rfb1!?+=) 15...Ba3-+ 16.Bf7 Nf7 17.Qg6 Rf8 18.f5 Nc4 19.fe6 Nd2? (better is 19...Nce5 20.de5 Qb6 21.Kh1 Be6 22.Nf7 Kd7 23.Ra3 Qb2 24.Qg7 Rg8+-) 20.Rf7 Rf7 (20...Kd8 21.ed7 Qd7 22.Ne6 Qe6 23.Qe6 Rf7 24.Qf7 Rc3 25.Qb7 Ke8+-) 21.ef7 (21.ef7 Kd8 22.Ra3 Qe5 23.de5+-) 1–0. Baeumler,Ilja (2185) – Heinsohn,Thomas (2190), Oberliga Nord W, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3 Rc8)

9.0-0 a6 10.Re1 Na5 11.Qc2 h6 12.Ba3 Ba3 13.Na3 Ne7 14.Qb2 Qc7 15.Rec1 0-0 16.Nd2 Nac6 17.Nb3 f6 18.f4 fe5 19.fe5 Rf7 20.Nc5 Attacks the backward pawn on b7 (better 20.Qe2=+) 20...Na5 (20...Ne5!? 21.Be2 Rb8-/+) 21.Rcb1 (better 21.Nd7 Qd7 22.Nb5 ab5 23.Ra5=) 21...Bc6?? (better 21...Nec6 22.Re1 Rcf8=) 22.Ne6+- Qd7 23.Nc5 Qg4 24.Qe2 (24.Rf1!? Rff8+-) 24...Qe2+- 25.Be2 Nf5 26.Bg4 g6 27.Nc2 Nc4 28.Re1 (28.Be2 Nfe3 29.Ne3 Ne3+-) 28...Re8 (28...a5 29.e6 Rg7 30.Bf5 gf5 31.Ne3 Ne3 32.Re3+=) 29.Bh3 (better 29.Be2!?+-) 29...a5= 30.Rab1 b6 31.Nd3 Ba4 32.Rbc1 (32.Bf5 Rf5 (worse 32...gf5 33.Ne3+-; worse 32...Bc2 33.Bg6 Rd8 34.Rbc1 Bd3 35.Bd3+-) 33.Ne3 Ne3 34.Re3 Re6+=) 32...Kg7=+ 33.g3 Bc2 (33...g5 34.Bf5 Rf5 35.Kg2=+) 34.Rc2= Nfe3 35.Rce2 Rf3 36.Nf4 g5 37.Ng2 Ng2 38.Bg2 Rc3 39.Bd5 Rd8 40.Bc4 Rc4 41.Rb1 ½–½. Focke,Adrian (1800) – Mueller,Maximilian, German Youth Teams, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.Bd3 Nc6 8.c3 Rc8)

9.0-0 Be7 10.Na3 a6 11.Nb1 Na5 12.Bg5 Nc4 13.Be7 Ne7 (worse is 13...Ke7 14.Qb3+=) 14.Ng5 Ng6 15.Qh5 h6 (better is 15...Qe7 16.f4 Nf8+=) 16.Nf7+/- (16.Bg6?! Qg5 17.Bf7 Ke7+=) 16...Kf7 17.Bg6 Kf8?? (better is 17...Kg8+/-) 18.Qf3+- Qf6 19.ef6 (19.ef6 Be8 20.Qg4 Bg6 21.Qg6 gf6 22.Qf6 Kg8 23.Qe6 Kg7 24.Qe7 Kg8 25.Re1+-) 1–0. Gerlach,Fabian – Langmann,Markus, GER–chT U16 Bendorf, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.Bd3 Bd7 8.c3 Rc8)

9.0-0 Be7 10.Na3 a6 11.Bf4 Na5 12.Qc2 b5 13.Nb1 (13.Bh7 b4 14.Bg8 A) worse is 14...Rg8 15.Qh7 Rf8 16.cb4 Bb4 17.Rfb1+/- (17.Qg7 Nb3 18.Bg5 Qa5+/-); B) 14...Rc3-+) 13...Nc6 14.Qe2 (worse is 14.Ra6 Nb4 15.cb4 Rc2 16.Bc2 Bb4-/+) 14...Nb8 15.Rc1 h5 16.Qe3 Nh6 17.Ng5 Ng4 18.Qd2 a5 19.h4 Qb6 20.Qb2 b4 21.Nd2 Nc6 22.Ndf3 0-0 23.Nh7 Rfe8 24.Bg5 Rb8 25.Be7 Ne7 26.Qd2 Bb5 27.Bb1 Nf5 28.Nhg5 b3 29.Bf5 ef5 30.Rcb1 a4 31.Qf4 Bd7 32.Ne1 a3?? 33.Ra3= b2 34.Nd3 Qb5 35.Nb4 Qe2= 36.Ra2 Qc4?? 37.Rab2+= Qc3 38.Nf3 Rec8 39.Qd2 Qd2 40.Nd2 Be6 41.Kf1 Kf8 42.Ke2 Ra8 43.Nd3 Ra4 44.Rb4 ½–½. Schmedders,Hans Gerd (2305) – Kleibaumhueter,Klaus (2105), Ruhrgebiet VK3–chT, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3 Rc8)

9.0-0 Be7 10.Qe2 Qc7 11.Ba3 a6 12.Be7 Nge7 13.Nbd2 Na5 14.Rfc1 Nc4 15.Nc4 dc4 16.Be4 Bc6 17.Bc6 Qc6 18.Nd2 Nf5 19.Qe4 h5 20.Qc6 Rc6 21.Rcb1 b5 22.Rb5 (22.Ne4!?=) 22...ab5+= 23.Ra8 Ke7 24.Rh8 b4! 25.Ne4 (25.cb4 Nd4 Deflection) 25...Nd4! 26.cd4?? (better is 26.Ra8 Ne2 27.Kf1 Nc3 28.Ra7 Kd8 29.Nc3 bc3 30.Ke2-+) 26...c3-+ 27.Nc3 bc3 (27...Rc3?! 28.Kf1-/+) 0–1. Gil Fernandez,Juan Jose – Gomez Dominguez,Breixo (1905), Burgas op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 Rc8)

9.0-0 Nge7 10.Ba3 g6 11.Nbd2 Bg7 12.Qe2 0-0 13.Rfb1 b6 14.Ba6 Ra8 15.Nf1 Bc8 16.Bb5 Bb7 17.Ne3 Re8 18.Bd6 Nc8 19.Bb4 Qc7 20.Ng4 Rd8 21.Qe3 a6 22.Bd3 Nb4 23.cb4 Qe7 24.Qf4 Qf8 25.Rc1 Rd7 (25...Qb4 26.Rc7 Rf8 27.Ng5+/-) 26.Nf6 Bf6 27.ef6 Nd6 28.Ne5 Rdd8 29.Rc7 Rac8 30.Re7 Kh8?? (30...Rc3 31.Nd7 Rd7 32.Rd7 Ne8 33.Rb7 Rd3+-) 31.Bg6! (31.Ba6 Ba6 32.Ra6 Ra8 33.Ra8 Ra8+/-) 1–0. Muzik,Martin (2070) – Cerveny,Libor (2090), CZE–ch qf03 email, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Bd7 7.d4 Nc6 8.Bd3 Rc8)

9.0-0 Nge7 10.Ba3 Ng6 11.Bf8 Nf8 12.Na3 a6 13.h4 Ng6 14.g3 f5 15.Ng5 h6 16.Nh3 0-0 17.h5 Nge7 18.Nf4 Qe8 19.Be2 b5 20.Nc2 Ra8 21.Ne3 Qc8 22.Qd2 Nd8 23.Nd3 Nb7 24.f4 Be8 25.g4 fg4 26.Bg4 Nf5 27.Bf5+= ef5 28.Nd5 Qd8 29.Qg2 Kh8 30.e6 Qd6 31.e7 Rg8 32.Rfe1 Bh5 33.Ne5 Be8 34.Kf2 a5 35.Ne3 Qe7 36.Nf5 Qc7 37.Rg1 g6?? 38.Nh6 Rg7?? 39.Qh3 Rh7+/- 40.Ng6 Bg6= 41.Rg6 Qf4 42.Qf3 Qh2?? 43.Ke3?? Re8+= 44.Kd3 Nc5 45.dc5 Rd7 46.Rd6 Rd6 47.cd6 Qd6 48.Kc2 Qh2 49.Kb3 a4 50.Ka3 Qd6 51.Ka2 ½–½. Lobato Lavin,Alvaro (2030) – Hernandez Ramos,David, San Sebastian De Los Reyes ESP, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 f5 10.ef6 Nf6 11.Ng5 Bd6 12.Bh7? Ne7-+ 13.Qd3 Nh7 14.Nh7 Nf5 15.Qh3 Kf7 16.f4? Kg8 17.Na3 Rh7 18.Qf3 Qh4 19.h3 Qg3 20.Bd2 Rh3 21.Qg3 Rg3 22.Nc2 a6 23.Rab1 Bb5 24.Rfe1 Nh4 25.Ne3 Bf4 (25...Bf4 26.Kh1 Ng2 27.Ng2 Bd2 28.Re6 Bc3-+) 0–1. Haraldsson,L (2065) – Suslin,A (2140), IV Amateur Open, Calvia ESP, 2007.

9.0-0 f5 10.g4 Be7 (10...fg4!? 11.Ng5 Nh6-/+) 11.gf5+= ef5 12.Na3 Be6 13.Kh1 a6 14.Rg1 Kf8 15.Bg5 Qd7 16.Nc2 Nd8 17.Qd2 Nf7 18.Rab1 g6 19.Rb3 Kg7 20.Rgb1 Rc7 21.Rb6 h6 22.Bf4 g5 (22...Qc8!? 23.Rg1 Nd8+=) 23.Bf5+= Nd8 24.Be6 Ne6 25.Be3 Rh7 26.Qd3 Kh8 27.Qf5 Nd8 28.e6 Qe8 29.Bd2 Rc6 30.Ne5 Rb6 31.Rb6 Rg7 32.c4 dc4 33.d5 Qh5 (33...Qf8 34.Ne3 Qf5 35.Nf5 Bc5+-) 34.Ne3 Bc5?? (34...Bf6 35.Bc3 Qe8+-) 35.Bc3 (35.Bc3 Ne7 36.Qf8 Ng8 37.Qc5+-) 1–0. Thomsen – Thompson, corr we MKl, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 Rc8)

9.0-0 g6 10.Ng5 (10.Ba3 Nge7=) 10...Be7 11.f4 Nh6 12.Qf3 Qb6 13.Kh1 Qb3 (13...a2 14.Ra2 Nf5 15.Ba3+=) 14.Ba3= Ba3 15.Ra3 Qb6 16.Qh3 Nf5 (16...Ng8 17.Kg1=) 17.Bf5 ef5 18.Qh6 Be6 19.Qg7 (worse is 19.Nh7 Qd8+=) 19...Ke7 20.Nf7! Bf7 21.Qf6 Kd7 22.Qf7 Ne7 23.e6 Qe6= 24.Qe6 Ke6 25.Ra7 Rc7 26.Re1 Kf6 27.Ra2 Nc8 28.Re5 Re7 29.Ra5 Rd8 30.Rb5 Rdd7 31.Kg1 Na7 32.Rb2 Nc6 33.Ree2 Re4+= 34.g3 Rde7 35.Kf2 Re2 36.Re2 Re2 37.Ke2 Na5 38.Na3 Ke6 39.Kd3 Kd6 40.Nc2 Nc4 41.Ne1 Ke7 42.Nf3 Nd6 43.Ng5 h6 44.Nf3 Ne4 45.Ne5 g5 ½–½. Lange,Corinna – De Blecourt,Sandra (2025), BL2 West, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.Ba3 Ba3 10.Na3 a6 11.0-0 Nge7 12.Qd2 Na5 13.Bc2 Nc4 14.Qg5 Ng6 15.Qd8 Rd8 (15...Kd8!? 16.Nc4 Rc4-/+) 16.Nc4= dc4 17.Rfb1 Bc6 18.Ng5 (18.Rb4 Nf4 19.Rc4 Bf3 20.gf3 Ke7=) 18...0-0 (better is 18...Nf4!? 19.Be4 Nd5+=) 19.Be4= Be4 20.Ne4 f6 21.ef6 gf6 22.Rb7 e5? (better is 22...f5!? 23.Nc5 e5+/-) 23.de5?? (better is 23.Ra6 Nh8 24.Nf6 Rf6 25.Rf6 ed4 26.cd4 Rd4 27.g3+-) 23…fe5 0–1. bsavage (2290) – fhupp (2345), net–chess.com, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 Rc8)

9.Ng5 f5 10.g4 (10.ef6 Nf6 11.Bh7 Ne7= (worse is 11...Rh7 12.Nh7 Bd6 13.Ba3+-)) 10...Be7 (better is 10...Nh6-/+) 11.gf5+= ef5 12.e6 g6?? (better is 12...Bg5 13.ed7 Kd7 14.Bf5 Kc7 15.Bc8 Qe7 16.Kf1 Bc1 17.Qc1 Kc8 18.Qa3 Qf7=) 13.Bf5+- (13.ed7?! Qd7 14.0-0 Nf6+/-) 13...Be6 14.Ne6 (worse is 14.Be6 Bg5 15.Bg5 Qg5 16.Bc8 Kd8+-) 14...Qd6 (14...Qb6 15.Ng7 Kf7 16.Bc8 Kg7 17.Bh3+-) 15.Ba3 (better is 15.Bf4 gf5 16.Ng7 Kd7 17.Bd6 Bd6 18.Nf5 Re8 19.Ne3 Nf6+-) 15...Qb8 16.Bh3 Nf6 17.Qf3 Kf7 (17...Rg8 18.Nf4 Rc7 19.Nd5 Nd5 20.Qd5+-) 18.Ng5 Kg7 19.Bc8 Qc8 20.0-0 (20.Be7 Ne7 21.Ra7 Nc6+-) 20...Rf8 (20...Ba3 21.Na3 h6 22.Nh3+-) 21.Qh3 (better is 21.Be7!? Ne7 22.Ra7 Nc6+-) 21...Qh3 22.Nh3 Ba3 23.Na3 Ne4 24.Nb1 Rf3 25.Kg2 Rd3 (25...Rf5 26.f3 Nd6 27.Nd2+-) 26.Nf4 (26.Nf4 Rc3 27.Nc3 Nc3 28.Rfe1+-) 1–0. Vilenchuk,M (2165) – Romano,Francis C, US Amateur Team–ch East, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3)

9.Ng5 g6 10.h4 (10.Nf3 Nge7=) 10...h6 (10...Qa5 11.Qf3 Nh6 12.Ba3 Nf5+=) 11.Nf3+= b5 12.h5 g5 13.Ba3 Ba3 14.Na3 a6 15.0-0 Nge7 16.Nh2 Nf5 17.Ng4 b4 18.Nf6 Kf8 19.g4 (19.Nd7?! Qd7 20.Ba6 ba3 21.Bc8 Qc8 22.Ra3 Kg7=) 19...Ng7 20.Nc2 a5 21.f4 Ne8 22.fg5 hg5 (worse is 22...bc3 23.Nd7 Qd7 24.g6+-) 23.Qd2 (23.Nd7!? Qd7 24.Bg6+=) 23...Nf6= 24.Rf6 Ne5 (better is 24...bc3 25.Qg5 Be8=) 25.de5+- Rc3 26.Raf1 Qb6 27.Kg2 Be8 28.Bg6 Rh6?? (28...Rc4 29.Qg5 Rc7+-) 29.Nd4 Rc4 30.Qg5 Qd4 31.Rf7 (31.Rf7 Bf7 32.Rf7 Ke8 33.Qe7) 1–0. Doering,Karl Philipp (2020) – Meyer,Christian (1940), Landesliga N Bayern, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3 Rc8)

9.h4 Na5 10.Rh3 (10.Ba3 Ba3 11.Ra3 Qb6+=) 10...h6 11.h5 Nc4 12.Na3 (12.Nfd2 b5 13.Bc4 dc4 14.Ba3 Qa5+=) 12...Qa5-/+ 13.Bc4 Rc4 14.Nd2 Rc3 (14...Ra4 15.Qb3 Bb5 16.Rg3-/+) 15.Nc2+= Qc7 16.Rc3 Qc3 17.Ra7 Qc8 18.Ba3 Ba3 19.Na3 Qb8 20.Ra5 Ne7 21.Nb5 0-0 22.Nd6 Nc8 (22...Nc6 23.Ra4-+) 23.Nc8 Rc8 24.Qa1 Qc7 25.Nb3 b6 26.Ra7 Qc2 27.Rd7?? (better is 27.Nd2 Bb5 28.Ra8-+) 27...Qb3 28.Rb7 Rc2 29.Rb8 Kh7 30.Rb7 Qb4 (30...Qb4 31.Kf1 Qc4 32.Kg1 Rc1 33.Qc1 Qc1 34.Kh2 Qf4 35.Kh3 Qf2-+) 0–1. Weng,Annegret (2170) – Elschner,Annegret (2120), BL, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3)

8.Bd3 Be7

9.0-0 a6 10.Na3 Rc8 11.Ne1 (11.Bd2 Na5+=) 11...Na7 (11...Nh6!?+=) 12.Bd2 Ba3 13.Ra3 Bb5 (13...Ne7=) 14.Bb5 (better is 14.Qg4!? Kf8 15.Rb3=) 14...Nb5+= 15.Rb3 Ne7 16.f4 (16.Nd3 Rc4+=) 16...Qc7 (16...0-0 17.Nd3-/+) 17.g4 (17.Nd3!?+=) 17...g6-/+ 18.Ng2 (18.Nd3 h5-/+) 18...h5 19.h3 (19.g5 Nf5-+) 19...hg4-+ 20.hg4 Kd7 21.Ne3 Rh7 22.f5 (22.Qf3-+) 22...gf5 23.gf5 Rg8 24.Kf2 Kc8 (24...Rh2 25.Ke1 ef5 26.Qf3-+) 25.Qf3 (better is 25.Rh1!? Rgh8 26.Rh7 Rh7 27.fe6 fe6 28.Qg4-+) 25...Qa5 26.Rfb1?? (26.Ke1-+) 26...Nd4! 27.Qd1 Rh2 28.Ke1 Re2 (28...Re2 29.Qe2 Rg1 30.Nf1 Ne2 31.Ke2 Qc5-+) 0–1. Cabot Muntane,Jordi (1935) – Diaz Camallonga,Carles (2235), Barcelona ESP, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 Bd7)

9.0-0 a6 10.Na3 f6 11.Re1 Qb8 12.c4 dc4 13.Nc4 b5 14.Ne3 fe5 15.de5 Ne5 16.Be4 Ra7 17.Bb2 Nf3 18.Qf3 Nf6 19.Bd4 0-0 20.Ba7 Qa7 21.Bd3 Bc5 22.Re2 Qb6 23.Rd1 Bc6 24.Qh3 e5 25.Ng4 (better is 25.Qe6!? Kh8 26.Qe5+=) 25...e4+= 26.Nf6 Rf6 27.Be4 Bf2 28.Kh1 Be4 29.Re4 Bc5 30.Re8 Bf8 31.Qc8 Qf2 32.h3 a5 33.Qb8 (33.Qa8!?+=) 33...b4 34.Kh2 Qf4 35.Qf4 Rf4 36.Ra8 Rf5 37.g4 Rf7 38.Rd5 Rb7 39.Rf5 Rf7 40.Rf7 Kf7 41.Ra5 Be7 42.Kg3 Ke6 43.Ra6 Kd5 44.Kf4 h6 45.Ra7 Bf6 46.Rb7 Kc4 47.Ke4 b3 48.Rc7 Kb4 49.Kd3 Ka3?? 50.Rb7?? Kb2? 51.Rb5?? Ka2= 52.Rb7 b2 53.Kc2 Ka3 54.Kb1 Ka4 55.Rb8 Ka5 56.Rb3 Ka6 57.Rd3 Ka5 58.Rd7 Kb5 59.h4 Kc5 60.h5 Kc4 61.Rc7 Kd5 62.Rb7 Ke4 63.Rb4 Kf3 64.Kc2 Kg3 65.Kb1 Kh4 66.Rc4 Kg5 67.Rb4 Kh4 68.Rc4 Kh3 69.Rd4?? Kh2 70.Rd3+= Kh1 71.Rd2 Kg1 72.Rc2 Kf1 73.Rd2 Ke1 74.Rc2 (74.Rb2?? Bb2 75.Kc2 Ke2-+) 1–0. Mortensen,Erling (2470) – Pietocha,Pawel (2020), Champions Challenge, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.Bd3 Nc6 8.c3 Be7)

9.0-0 f5 10.Na3 Nh6 11.Bh6+= gh6 12.Qd2 Bg5 (12...Bf8 13.Rfb1 Bc8 14.c4+=) 13.Ng5 Qg5 (13...hg5 14.Nb5+=) 14.f4+- Qe7 (14...Qg6 15.Nb5 0-0 16.Nd6+-) 15.Qe2 (15.Nb5 0-0+-) 15...0-0 16.Qh5 (16.Rfb1 Na5+=) 16...Qg7 (16...Rfc8 17.Rf3+=) 17.Rf3 Be8 18.Qh4 (18.Qh3 Ne7+=) 18...Ne7 19.Rh3 (19.c4 Bc6 20.Qf2 Rfb8+=) 19...Ng6= 20.Qf2 Kh8 (20...Bc6 21.Rg3+=) 21.Kh1 (21.c4 Bc6+=) 21...Bc6 22.Nb5 (22.Rg3 Qe7=) 22...Bb5 23.Bb5 a6 24.Bd3 Rac8 25.Bc2 (25.Be2 Rg8=) 25...Rc6 26.Qd2 b5 27.Rg1 (27.Bd3 Rfc8=+) 27...Ne7 (27...Qc7 28.Rb1=+) 28.g4 (better 28.Rg3!? Qf7 29.Ra1=) 28...fg4-/+ 29.Rh4 Rg8 (29...Rfc8 30.Rhg4 Qf8 31.R4g3-/+) 30.h3 (30.Qd3 Qg6 31.Qe2 Qe8 32.Rh6 Nf5=+) 30...g3 (30...Rgc8 31.hg4 b4 32.f5 Rc3 33.f6=+) 31.Rg4=+ Qf7 32.R1g3 (32.R4g3 Rg3 33.Rg3 Nf5=+) 32...Rg4 (32...Rgc8 33.Bb1-/+) 33.hg4=+ a5 (33...h5!? 34.g5 Rc8-/+) 34.Rh3 (34.Bd3 Rb6 35.Rh3 Qg7=) 34...Qg7 35.f5 ef5 (35...h5 36.Qf2 (worse 36.Rh5 ef5 37.gf5 Qg3=+) 36...Qg4 37.Rg3 Qh4 38.Kg2=) 36.gf5+= Qg4 37.Qg2 Qg2 38.Kg2 a4 (38...Kg8!?+=) 39.f6+- Ng6 40.Bg6 hg6 41.Rh6 Kg8 42.Rg6 Kf8 43.Kf3 a3 44.Kf4 a2 45.Rg1 Rc3? (45...Ra6 46.Ra1 Ke8+-) 46.e6 Rc2 47.Rh1 Kg8 (47...Rf2 48.Ke5 Kg8 49.Rg1 Kh7+-) 48.f7 Kg7 49.Rg1 Kh7 50.Ke3 (better 50.e7 a1Q 51.Ra1 Rc3 52.Rh1 Kg6 53.e8Q Rf3 54.Kf3 Kf6 55.f8Q Kg5 56.Qf4) 50...Rc3 51.Kd2 (51.Kf2!? Rc2 52.Kf3 Rc3 53.Kg4 Rc7+-) 51...Rg3 52.Rh1 Kg7 53.Rf1 Rg2 54.Kd3 Rg3 55.Kc2 Rg2 56.Kb3 a1Q 57.f8Q (57.f8Q Kg6 58.Qf7 Kh6 59.Rf6 Kg5 60.Qg7 Kh5 61.Rh6) 1–0. Forcen Esteban,Daniel (2375) – Martinez Lopez,David (2110), CAMPEONATO DE ESPANA SU J U18, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Be7)

9.0-0 f6 10.Na3 a6 11.Re1 f5 (11...Rc8 12.c4 fe5 13.de5+/-) 12.Nc2 (12.c4 Ba3 13.Ba3 Nge7+/-) 12...b5 (12...Rc8 13.Rb1+=) 13.Ne3 (13.h3+=) 13...Nh6 (13...Qb8 14.Nh4 g6 15.Nf3+=) 14.Nf1 (14.Nd5!? ed5 15.e6+/-) 14...Na5 (14...Nf7 15.Bf5 b4 16.Bc2 bc3 17.Re3=) 15.Ng3 Nc4 (15...0-0 16.Bh6 gh6 17.Nh5+=) 16.Nh5 (16.Bc4 bc4 (16...dc4? 17.d5+-) 17.Nh5 Rg8+=) 16...Kf7 (16...Rg8 17.Nf6 gf6 18.Bh6+=) 17.Qe2 (17.h3 Rf8+/-) 17...Bc8 (17...Re8+/-) 18.Ng3 (18.Bc4 bc4 19.Bh6 gh6+/-) 18...Rf8 (18...Bb7+=) 19.Nd2 (19.Bc4 bc4 20.Bh6 gh6+/-) 19...Qc7 (19...Kg8 20.Nc4 (worse is 20.Bc4 bc4 21.Qd1 Rb8+=) 20...bc4 21.Bc2=) 20.Nb3 (20.Bc4!? bc4 21.Ndf1+=) 20...Kg8 21.Nh5 (21.Bh6 gh6 22.Qh5 Kg7=) 21...Kh8 22.Qf3 Rg8 23.Bh6 gh6 24.Nf6 Rg6 25.Nh5 Qd8 26.Bc4 bc4 27.Na5 Qc7 28.Reb1 Ra7 29.Qe2 Rg8 30.Qb2 Bd7 31.Qb6 Bd8 32.Qc7 Bc7 33.Nf6 Rg7 34.Nb7 Bc6 35.Nc5+/- Re7 36.Na6 Bd8? 37.Nb4 Ra1 38.Ra1 Bb7 39.Kf1 Rf7 40.Ne8+- Rd7 41.Nd6 Be7 42.Ra7 Bd6 43.ed6 Kg7? 44.Na6 Kf6 45.Nc5 Rd6 46.Rb7 Kg6 47.Re7 Kf6 48.Rh7 Kg6 49.Rb7 Kf6 50.h4 Kg6 51.Ke2 Kf6 52.h5 Kg5 53.Rg7 Kh5 54.Kf3 (54.Kf3 e5 55.de5+-) 1–0. Papp,Zoltan Csaba (2255) – Csorba,Marton, Infotozsde op 9th, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3)

9.0-0 f6 10.Na3 fe5 11.Ne5 (11.de5 Nh6 (11...a6 12.Re1 b5 13.Nc2 Qc8 14.Ncd4 Nd4 15.cd4 a5 16.Bg5 Qb7= 0.06; 11...Rc8 12.Rb1 Na5 13.Qc2 g6 14.Nb5 Bb5 15.Bb5 Kf7 16.Qa4 Nc6+= 0.62; 11...Qc8 12.Nb5 a6 13.Nd6 Bd6 14.ed6 b5 15.Ng5 Ne5 16.Bh7 Nf6+= 0.37) 12.Bh6 gh6 13.c4 0-0 14.Nb5 Qb6 15.Rb1 Nb4 16.Nbd4 a5= –0.06) 11...Nf6 (11...Ne5 12.de5 g6 13.Nb5 Bb5 14.Bb5 Kf7 15.Be3 a6 16.Bd3 b5= –0.22) 12.Bg5 0-0 13.Bf6 (13.Qb1 Ne5 14.de5 Ng4 15.Be7 Qe7 16.Bh7 Kh8+= –0.63) 13...Bf6 (worse is 13...gf6 14.Qg4 Kh8 15.Qh5+/- f5 16.Ng6 Kg8+/- 0.84) 14.Qh5 (14.f4 Ne5 15.fe5 Be7 16.Qh5 g6= 0.00) 14...Ne5?? (better is 14...g6 15.Nc6 bc6-/+ 16.Qe2 c5-/+ –0.84) 15.Bh7 (15.Bh7 Kh8 16.Bg6 Kg8 17.Qh7) 1–0. Sakada Contrera,C (1890) – Souza Horokoski,G, Maringa BRA, Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.Bd3 Bd7 8.c3)

9.Ba3 Ba3 10.Na3 a6 11.h4 (11.Qb1 Nge7=) 11...h6 12.Qe2 Rc8 13.0-0 Nge7 14.c4 0-0 15.Rfb1 Rb8 16.c5 Nf5 17.Bf5 ef5 18.Rb6 Re8 19.Rab1 Qc7 20.Qa2 Be6 21.Nc2 f4 22.Nb4 Attacks the isolani on d5 22...Bf5 23.Rb2 Be4 24.Nc6 bc6 25.Qa6 Bf3 26.gf3 Ra8 27.Qb7 Qd8 28.Qc6+/- Re6? 29.Qa8!+- Qa8 30.Rb8 Re8 31.Ra8 Ra8 32.Rb5 Ra1 33.Kg2 Rc1 34.Rb8 Kh7 35.Rd8 Kg6 36.Rd5 Kf5 37.Rd7 Ke6 38.Rd6 Kf5 39.c6 h5 40.d5 Ke5 41.Rd7 f6 42.c7 g5 43.d6 g4 44.Rd8 gf3 45.Kf3 Rc3 46.Kg2 f3 47.Kg3 f5 48.c8Q (48.c8Q Rc8 49.Rc8+-) 1–0. Calavalle,G (2200) – Gattafoni,Alessio (2005), 1st Fermo Festival, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.Ba3 a6 10.0-0 Ba3 11.Na3 Nge7 12.Ng5 h6 13.Qh5 g6 14.Qh3 Kf8 15.f4 Kg7 16.Nf3 Rc8 17.Qh4 Nf5 18.Qf2 h5 19.c4 Nb4 20.Bf5 ef5 21.Qd2 a5 22.Rfc1 Be6 23.c5 b6 24.Nb5 bc5 25.dc5 Ra8 26.Nfd4 Bc8 27.c6 Qb6 28.Nd6 Ba6 29.Kh1 Ra7 30.Ra3 Rc7 31.Rg3 Kh7 32.N4f5 gf5?? (better is 32...Rc6 33.Rb1 Rd8+= (33...gf5 34.Qd1 Qg1 35.Kg1 Be2 36.Qe2 Rc1 37.Rc1 Kh6 38.Nf7 Kh7 39.Qh5)) 33.Qd1 (33.Qd1 Qg1 34.Kg1 Be2 35.Qe2 Kh6 36.Nf5 Kh7 37.Qh5) 1–0. Milanollo,Mario – Zielbauer,Thomas, Graz op–B, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Be7)

9.Ba3 Qc7 10.0-0= a6 11.Nbd2 Ba3.

9.Ba3 Qc7 10.0-0 a6 11.Be7 Nge7 12.Ng5 Ng6 13.Qh5 0-0-0?? (better is 13...Nce7=) 14.Nf7+- Be8 (14...Nf4 15.Qf3 Nd3 16.Qd3+-) 15.Bg6 (better is 15.Nh8!? Nh8 16.Qh7 Bf7+-) 15...hg6 (15...Bf7 16.Bf7 Qe7+-) 16.Nd6 Qd6 17.Qh8 (17.ed6?? gh5 18.Re1 Kd7-+) 17...Qe7 18.Nd2 g5 19.Qh7 Nb8 20.Nb3 Nd7 21.Qd3 Nb6 22.Rfb1 Bb5 23.Qh3 Nc4 24.Nc5 (24.Nc5 Re8 25.Rb5 ab5 26.Ra8 Kc7 27.Re8 Qe8 28.Ne6 Kb8 29.Qf5+-) 1–0. Fiori,Hector (2060) – Pissano,Roberto, Villa Ballester op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Bd7 7.d4 Nc6 8.Bd3 Be7)

9.Ba3 f6 10.0-0 Qc7 11.Re1 b6.

9.Na3 a6 10.0-0 Rc8 11.Ne1 Na5 12.Bd2 h5 13.g3 Bc6 14.Nb1 Nc4 15.Bc1 Bb5 16.f4 g6 17.Ng2 Nh6 18.h3 Nf5 19.Rf3 Qb6 20.Ra2 Kf8 21.Bf5 gf5 22.Kh2 Qc6 23.Ba3 Na3 24.Na3 Ba4 25.Qb1 b5 26.Ne1 a5 27.Qb2 Ke8 28.Nb1 h4 29.g4 fg4 30.hg4 Bd1 31.Rd3 Bg4 32.Ra5 Rb8 33.Na3 b4 34.cb4 Rb4 35.Rb3 Rb3 36.Qb3 Kf8 37.Nac2 Qc7 38.Rb5 Bf5 39.Rb8 Kg7 40.Rb7 Qa5 41.Qe3 Bc2 42.Nc2 Rc8 43.Rb2 Rc3 44.Qf2 Rd3 45.Ne1 Rg3 46.f5 ef5 47.Ng2 Qa3 48.Nf4 Bg5 49.Ra2 (49.Nd5 Rh3 50.Kg1 Qa1 51.Qf1 Rg3 52.Rg2 Rg2 53.Kg2 h3 54.Kf2 Bh4 55.Kg1 h2 56.Kg2 Qf1 57.Kf1 h1Q 58.Ke2 Qe4 59.Ne3 f4-+) 49...Qb3 50.Rb2 Qd1 51.Ne2 f4! 0–1. Karker,Norbert – Rosgaard, ICCF–Cup corr, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 Be7)

9.h4 f6 10.Na3 fe5 11.de5 Qa5 12.0-0 Qc3 13.Ra2 Ne5 14.Ne5 Qe5 15.Bb2 Qf4? (better is 15...d4 16.Bd4 Qd5+/-) 16.Bg7+- Bf6 17.Qh5 (17.Bh8?! Bh8 18.Bh7 Nf6=) 17...Kd8 18.Bh8 Bh8 19.Qh7 (19.Bh7?! Nf6 20.Qf7 Qh6=) 19...Qd4?? (19...Be5 20.Qg8 Kc7+-) 20.Qg8 Be8 21.Bg6 (21.Bg6 Ke7 22.Rb1+-) 1–0. Sochacki,Christophe (2030) – Lapidus,Mark (1840), EU–ch U12 Herceg Novi, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Be7)

8.Bd3 Nge7

9.0-0 a2 10.Ra2 Nf5 (10...a6 11.Ba3 b5 12.Nbd2) 11.Ba3= Ba3 12.Ra3.

9.0-0 Nc8 10.Ba3 Be7= 11.Be7 Qe7 12.Na3.

9.0-0 Nc8 10.Ng5 Be7 11.f4 g6 12.Na3 Nb6 13.Qg4 Rc8 14.h4 h5 15.Qg3 Bg5 16.fg5 Na5 17.Nb5 Nbc4 18.Qf4 0-0 (better is 18...f5!? 19.Bc4 Nc4 20.Nd6 Nd6 21.ed6 Rc3=) 19.Bc4+/- (19.Na7?! Ra8+=) 19...Nc4 20.Na3 (better is 20.Na7!? Rc7 21.Ba3 Na3 22.Ra3+=) 20...Qa5= 21.Nc4 Qa1 22.Ba3 Qc3 23.Bf8 Rf8 24.Nd6 The backward pawn on f7 becomes a target 24...b5 25.Rf3 Qb4 26.Kh2 Qe1 27.Rf1 Qe2 28.Rc1 Qg4 29.Qf2 b4 30.Rc7 Ba4 31.Nf7 (31.Nf7 Qh4 32.Qh4 Rf7 33.Rf7 Kf7 34.Qf2 Ke8 35.Qf6+-; 31.Ra7?! f6 32.gf6 Bc6 33.f7 Kh7+-) 1–0. Nelson,Barry – Jestadt,Jesse, CalChess State–ch, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 Nc8 10.Ng5 Be7=+ 11.Qg4 h6 12.Nh7 g6?? 13.Bg6?? Rg8-/+ 14.Bf7 Kf7 15.Qh5 Rg6 16.Bh6 Qg8 17.Be3 Ke8 0–1. Nurkic,Sahbaz (2395) – Mrdja,Milan (2425), Salsomaggiore op, 1997.

9.0-0 Nf5 10.g4 Nh4-/+ 11.Nbd2 Be7 (11...Nf3 12.Nf3 f6 13.Re1-/+) 12.Nh4 Bh4 13.f4 h6 14.Ba3 Be7 15.Nf3 Ba3 16.Ra3 Ne7 17.Rb3 (17.Qb3 Qc7=+) 17...b6 (17...Ba4 18.Bb5 Bb5 19.Rb5-/+) 18.Qb1 Qc7 19.Kg2 h5 20.h3 (20.g5 0-0=+) 20...hg4-/+ 21.hg4 Bc6 22.Rh1 Kd7 23.Qf1 Ng6 (23...Rh1 24.Qh1 Rg8 25.Kf2=+) 24.Kg3 (24.Bg6 fg6 25.Rh8 Rh8=) 24...Ne7 (24...Rh1 25.Qh1 Rh8 26.Qb1-/+) 25.Rh8 (25.Kg2!?=) 25...Rh8=+ 26.Bb5 (26.Kf2!?=+) 26...Bb5-/+ 27.Qb5 Qc6 (27...Kd8 28.Ng5 Rf8 29.Kf2-/+) 28.Ng5 (28.Qc6 Nc6 29.f5 Ne7-/+) 28...Qb5 29.Rb5 f6 30.Nf7 Rf8 31.Nd6? (31.ef6 gf6 32.Nh6 Nc8-/+) 31...fe5 (better 31...g5 32.fg5 fe5 33.de5 Ng6-+) 32.fe5-/+ Nc6 (32...Nc8!? 33.Nc8 Rc8 34.Rb3-+) 33.Rb2 g5 34.Ra2 (34.Rh2 Ne7=+) 34...Rf4 (34...Rf1!?-/+) 35.Nb5 1-0. nicemove (2370) - Aaron_Whitney (2325), Rated Bullet game, lichess.org, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 g6 10.Bg5 Bg7 11.Na3 0-0 12.Qc1 Na5 13.Rb1 Rc8 14.h4 b6 15.h5 Ba4 16.Qf4? (better is 16.Rb4!? Bc6 17.Qf4=) 16...Rc3-/+ 17.h6 Bh8 18.Qh4 Nac6 (18...Rd3?! 19.Be7 Qd7 20.Bf8 Kf8 21.Ra1+=; 18...Ra3? 19.Be7 Qe7 20.Qe7 Rd3 21.Qa7+-) 19.Bb5 Bb5 (19...Ra3 20.Bc6 f6 (20...Bc6?? 21.Be7 Qd7 22.Ba3+-) 21.ef6 Nf5-+ (21...Bc6 22.fe7 Qe8 23.ef8R Kf8 24.Rfc1+-)) 20.Nb5+= Rd3?? (better is 20...Rf3 21.gf3 Qd7 22.Be7 Ne7-/+) 21.Nd6?? Rf3 22.gf3 Be5?? 23.Be7 Bh2 24.Kh2 Ne7 25.Qf6?? Qd6-+ 26.Kg1 Nf5 27.Rbe1 Qf4 28.Ra1 Qf3 29.Ra7 Qg4 30.Kh1 Qh3 31.Kg1 Qh6 32.Ra3 Qf4 33.Rfa1 Qg4 34.Kf1 Qd4 35.Qd4 Nd4 36.Rb1 Rb8 37.Rd3 Nf5 38.Rdb3 Kg7 39.Rb6 Rb6 40.Rb6 h5 41.Kg2 Kf6 42.Rb4 Kg5 43.Kf3 f6 44.Kg2 e5 45.Rb5 d4 46.Rd5 Nh6 47.Kg3 Kf5 48.Rd8 g5 49.Rh8 h4 50.Kh3 Ng4 51.f3 Ne3 52.Rf8 Nd5 53.Rd8 Nf4 54.Kh2 d3 55.Kg1 e4 56.fe4 Ke4 57.Kf2 g4 58.Kg1 Kf3 59.Kh2 g3 60.Kh1 h3 61.Rg8 d2 (61...d2 62.Rd8 Ne2 63.Rd3 Kg4 64.Rg3 Ng3 65.Kh2 f5 66.Kg1 d1Q 67.Kf2 Ne4 68.Ke3 Qd2) 0–1. Chretien,Antonin (1690) – Divine,Armand (1800), France–ch U12, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nge7)

9.0-0 g6 10.Bg5 Bg7 11.Qd2 h6 12.Bf4 Na5 13.Qe2 (13.Na3? g5 14.Bg3 Nb3-/+) 13...0-0 14.Ra3 Qc7 15.Nbd2 Rfc8 16.Rfa1 b6 17.h4 Bc6 18.h5 Nc4 19.R3a2 a5 20.hg6 fg6 21.Nc4 dc4 22.Bc4 Bd5 23.Bd5 ed5 24.Ra3 Kh7 25.g3 Qc4 26.Qd2 b5 27.Ra5 Ra5 28.Ra5 Qc3 29.Qc3 Rc3 30.Kg2 Nc6 31.Ra6 b4 32.Rb6 Bf8 33.Rb7 Kg8 34.e6 Rf3 35.Kf3 Nd4 36.Kg2 Ne6 37.Bd2 Attacks the isolani on b4 37...Bc5 38.Bb4 Bb4 39.Rb4 Kf7 40.Rb5 d4 41.Rd5 Kf6 42.Kf3 h5 43.Ke4 g5 44.Rd6 d3 45.Kd3 Kf5 46.Ke3 h4 47.gh4 gh4 48.Ra6 h3 49.Ra4 Kg5 50.Kf3 Nf4 51.Ra5 (51.Ra5 Kg6 52.Kf4+-; 51.Rf4?! h2 52.Rg4 Kh5 53.Rg5 Kg5=) 1–0. Dovzik,Juri (2345) – Popescu,Daniel Dorin (2305), Odorheiu Secuiesc op, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.0-0 Ng6 10.Na3 a6 11.Rb1 Na5 12.Qc2 Rc8 13.Qb2 Ba4 14.Re1 Be7 15.Bd2 b5 16.Qa2 Ba3 17.Qa3 Nc4 18.Bc4 Rc4 19.Bg5 Qc7 20.Bd2 Qe7 21.Qb2 0-0 22.Bg5 Qc7 23.Bd2 Rc8 24.Qa3 Ne7 25.Rec1 Nc6 26.Ne1 Na5 27.Nd3 Rc6 28.Qa2 Nc4 29.Bf4 h6 30.g4 Qe7 31.Nc5 f6 32.Qe2 Qc7 33.Re1 fe5 34.Be5 Ne5 35.Qe5 Qe5 36.Re5 Kf7 37.Rbe1 Bc2 38.Ne6 (worse is 38.Re6 Re6 39.Ne6 Rc3 40.Nd8 Kf6-+) 38...Rc3 39.Rd5 b4 40.Rd7 Kg8 41.Rg7 Kh8 42.Rb7 R3c4 43.h3 Re8 44.Re5 b3 45.d5 Re4 46.Rh5 R8e6 47.de6 Re6 48.Rc5 Rg6 49.Rc8 Rg8 50.Rc6 Rg7 (50...Ra8 51.Rh6 Kg8+-) 51.Rh6 Kg8 52.Rb8 Kf7 53.Ra6 1–0. Broli,Pelagie – Pierrugues,Laurent, FRA corr, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3 Nge7)

9.Ba3 a6 10.0-0 b5 11.Nbd2 Ng6 12.Bf8.

9.Na3 a6 10.g4 h6 11.h4 b5 12.Bb5 Ne5 (12...ab5? 13.Nb5 Nc8 14.Ra8+-) 13.Bd7 Nd7 14.Qa4 Nc8 15.Ne5 Ncb6 16.Qa5 Ne5 17.de5 Ba3 18.Qa3 Nc4 19.Qa4 Qd7 20.f4 Qa4 21.Ra4 h5 22.g5 g6 23.Ba3 Kd7 24.Ke2 Rhb8 25.Ra1 a5 26.Bb4 Rb5 27.R4a2 Kc6 28.Kd3 Kb6 29.Kd4 Rc8 30.Be7 Nb2 31.f5? gf5 32.Bf6 f4 (32...f4 33.Rb2 Rb2-+) 0–1. Haub,Thorsten Michael (2310) – Przewoznik,Jan (2430), Berliner Sommer, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.Na3 a6 10.h4 Nf5 11.g4 Nfe7 12.Bd2 h5 13.gh5 Rh5 14.Ng5 Rh8 15.Qf3 Nf5 16.Bf5 ef5 17.Qd5 Qe7 18.Nb5 Be6 (18...ab5 19.Ra8) 19.Ne6 fe6 20.Qg2 Qf7 21.Bg5 Rc8 22.Nd6 Bd6 23.ed6 Na7 24.0-0 (24.Be7 A) 24...Rc3?? 25.Qb7 Qg6 26.Kd2+- (26.Qa7 Qg2 27.Kd2 Rb3-/+); B) 24...Rc6=) 24...Rc6 (better is 24...Nb5!?+=) 25.Rfb1+= Nb5?? (better is 25...Qd7+=) 26.Rb5!+- (26.Rb5 Qd7 27.Be7+-) 1–0. Rahls,Peter (2340) – Casagrande,Fabio (2040), Arco op, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nge7)

9.Na3 Nc8 10.Ng5 Be7 11.Nb5 h6 +=.

9.Na3 Nc8 10.Ng5 Be7 11.Qh5 Bg5 12.Bg5 N6e7 13.0-0 (worse is 13.Bh7 Qc7 14.Rc1 Ng6 15.Bg6 Rh5 16.Bh5 Qa5-/+) 13...Nb6 14.f4 Qc7 15.Be7 Ke7 16.f5 (better is 16.Rfc1!?+=) 16...Qc3+= 17.f6 gf6 18.ef6 Ke8 (better is 18...Kd8 19.Qf7 Qd4 (19...Qd3?? 20.Qe7 Kc8 21.f7 Qd4 22.Kh1 Qa1 23.Ra1+-) 20.Kh1 Qc5-/+ (20...Qd3 21.Qe7 Kc8 22.f7+/-)) 19.Nb5+- Bb5 (19...Qd3? 20.Nd6 Kd8 21.Nf7 Kc8 22.Nh8 Qd4 23.Kh1+-) 20.Bb5 Kd8 21.Qf7 Qd4 22.Kh1 Qb4 23.Qe6 Rc8 (23...Qb5 24.Qe7 Kc8+-) 24.Ra7 (24.Ra7 Rc3 25.Qb6 Rc7 26.Ra8) 1–0. Wohlfart,Paulus – Karabalis,Harilos (2205), Hessenliga, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nge7)

9.Na3 Nc8 10.Ng5 g6?? 11.Qf3+/- Qe7 (better is 11...f6!? 12.ef6 Qa5+-) 12.Nb5+- Rb8? (12...Ne5 13.de5 Bc6+-) 13.Nd6! Nd6 14.ed6 Qd6 15.Qf7 Kd8 16.Qf6 Be7 17.Qh8 Kc7 18.Qh7 e5 19.Nf7 Qe6 20.Qg6 (20.0-0 g5+-) 20...ed4 21.Qe6 Be6 22.Bf4 Kd7 23.Bb8 Bf7 24.Bf5 Kd8 25.Ba7 dc3 26.Bb6 Ke8 27.0-0 Bf6 28.Ra8 Ke7 29.Bc5 1–0. Mertens,Heiko – Budczies,Jan, Oberliga NRW, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nge7)

9.Na3 Nf5 10.Qb3 Na5 11.Qa2 Bc6 12.Nc2 Nc4 13.Ne3 (13.Bc4 dc4 14.Qc4 Bf3 15.gf3 Qd7+=) 13...Nce3 14.fe3 Be7 15.Qc2 Qd7 16.Qe2 0-0 17.Ba3 a5 18.g4 Nh4 19.0-0 Nf3 20.Rf3 Ba3 21.Ra3 Qe7 22.Ra1 f6 23.ef6 Rf6 24.Rf6 gf6 25.Rf1 a4 26.c4 dc4 27.Bc4 Bd5 28.Bd5 ed5 29.Qf3 Qe6 30.g5 (better is 30.h3-+) 30...fg5 31.Qg3 a3 0–1. Peeters,T (2005) – Goormachtigh,J (2235), 27th Geraadsbergen Open, 2011. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 e6 5.Nf3 d5 6.e5 Nc6 7.c3 Bd7 8.Bd3)

9.Na3 Ng6 10.h4 Be7 11.h5 Nf8 12.Nb5 a6 13.Nd6 Bd6 14.ed6 h6 15.Bf4 Nh7 16.Qb1 Nf6 17.Qb7 Ra7 18.Qb3 0-0 19.Kf1 (19.Ba6? Qa8 20.Be5 Ra6 21.Ra6 Qa6 22.Bf6 gf6-+; 19.Ra6?! Ra6 20.Ba6 Qa5+=) 19...Qa8 20.Rh4 Rb8 21.Qc2 Rb6 22.Qc1 Qf8 23.c4 (23.Be5 Qd8= (worse is 23...Ne5 24.de5 Nh7 25.Rg4+/-)) 23...dc4 24.Bc4 Nd8 25.Ne5 Bb5 (worse is 25...Rd6 26.Ng4 Ne8 27.Bd6 Nd6 28.Ra6 (28.Ba6? Ra6 29.Ra6 Bb5 30.Kg1 Ba6-+) 28...Ra6 29.Ba6+=) 26.Bb5 Rb5 27.Qa3 Rd5 28.Rc1 Qd6 29.Qd6 Rd6 30.Ng4 Rd4 31.Be3 Rg4 (31...Ng4?? 32.Bd4 Nh2 33.Rh2+-) 32.Rg4 Rd7 33.Ra4 Nh5 34.Ra6 Nb7? (better is 34...Nf6!?=) 35.Ra7+/- (35.Ra7 f5 36.Rb1+/-) 1–0. KARFOPOULOS – Radost, playchess.de, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 Bd7 8.Bd3 Nge7)

9.Ng5 Ng6 10.Qh5 Nce7 11.Qf3 Nf5 12.Bf5 ef5 13.Qd5 Qe7 14.Qb7 Rc8 15.h4 Ne5 16.0-0 (worse is 16.de5 Qe5 17.Be3 a2=) 16...Nc6 17.Ba3 (17.Na3?! Rb8 18.Qc7 Rc8+=; 17.Ra3 Rb8 18.Qc7 Rb1-+) 17...Qe2 18.Qb3 Nd8 19.Ra2 Qc4 20.Re1 Ne6 21.Qc4 Rc4 22.d5 h6 23.de6 fe6 24.Ne6 Ba3 25.Na3 Re4 26.Ng7 Kf7 27.Re4 fe4 28.Nc4 1–0. Tate,Emory (2370) – Chipkin,Leonard (2230), New York op Newark, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nge7)

9.h4 Nc8 10.Ng5 Qa5 11.Qh5 (11.Ba3 Nd4 12.Nh7 Be7+=) 11...Nd8?? (better is 11...a2 12.Qf7 Kd8-/+) 12.Ba3+= Bb5? (12...Ba3 13.Ra3 Qc7 14.Nh7 Rg8+/-) 13.Bb4 (13.Bc5 Ba4 14.Nh7 Bc5 15.dc5 Rg8+-) 13...Qb6 14.Ba5 Qa5 15.Ra5 Bd3 16.Kd2 Bg6 17.Qe2 Be7 18.Na3 Nc6+= 19.Ra4 Nb6 20.Qb5 0-0 21.f4 Ba3-+ 22.Ra3 Nc4 23.Ke2 Na3 24.Qb7 Rac8 25.h5 Bf5 26.h6 g6 27.Ra1 Nc2 28.Ra7?? Na7-+ 29.Qe7 Nd4! 30.cd4 Rc2 31.Ke1 Rc1 32.Kf2 Rh1 33.Nh7 Rc8 34.Ng5 Rc2 35.Kg3 Rc3 36.Kf2 Rc2 37.Kg3 Rc3 38.Nf3 Rh6 39.Qd8 Kg7 40.Qf6 Kg8 41.Qd8 Kg7 42.Qf6 ½–½. Levi,Eddy (2295) – Garbett,Paul Anthony (2310), Melbourne, 1993. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.h4 Nf5 10.Ba3 Ba3 11.Na3 =+.

9.h4 h5 10.Ba3= Nf5 11.Bf8 Kf8 12.Bf5 ef5 13.Qb3 Ne7 14.Qb7 Rh6 15.Ra7 Ra7 16.Qa7 Bb5 17.Ng5 Qc8 18.Qa5= Qb8 19.Kd2 Bc4 20.Ke3 Kg8 21.Nd2 Nc6=+ 22.Qc5 Ne5 23.f3?? f4-+ (23...f4 24.Kf2 Nd3 25.Kg1 Nc5 26.dc5 Bd3-+) 0–1. von Rahden,A – Becker,M, 4, VR2DEM U20 Pinneberg, 1996.

9.h4 h6 10.Na3 a6 11.h5 Na5 12.Nh4 Qc7 13.Bd2 b5 14.0-0 Nc4 15.Nc4 dc4 16.Bc2 Nd5 17.f4 (17.Be4 Bc6=+) 17...b4 18.f5 Qb6 Black prepares b3 (18...bc3 19.Bc1-/+) 19.fe6 Be6 20.Bf5 (20.Nf5 bc3 (worse 20...Nc3 21.Bc3 bc3 22.Qf3=) 21.Ba4 Kd8=+) 20...b3 (20...bc3 21.Bc1-/+) 21.Be6 (21.Qf3 a5-/+) 21...Qe6 (21...fe6?! 22.Ng6 Rg8 23.Qf3=) 22.Nf5 g6 23.hg6 fg6 (23...Qg6 24.Qf3 Qe6 25.Ne3+=) 24.Ng3 (24.Ne3 Ne3 25.Be3 Bg7=+) 24...Be7-+ 25.Ne4 Kd7 26.Qe2 Qc6 (26...Rac8 27.Ra4-/+) 27.Ra5=+ Rhc8 (27...Kd8!?=+) 28.Nc5 Bc5 29.Rc5 Qe6 30.Qc4 (30.Rc4 Nf4 31.Rf4 Rc4+=) 30...Rc5 31.dc5 (worse 31.Qc5 Rc8 32.Qa7 Rc7+-) 31...Rc8 (better 31...b2!?=) 32.Bh6+- Qe5? (better 32...b2 33.Qd4 Ke8+-) 33.Rd1+- (33.Qb3?! Rc5 34.Qa4 Rb5 35.Qg4 Kc7 36.Qg6 Kb7+-) 33...Ke6 (33...Kc7 34.Rd5 Qe1 35.Kh2 Rh8 36.Qf4 Kc8+-) 34.Qa6 Kd7 (34...Kf7 35.Qc8 g5+-) 35.Qb7 Rc7 36.Rd5 (36.Rd5 Qd5 37.Qd5 Ke8 38.Bg5 Rg7 39.Qb3 Kf8 40.Bh6 Ke7 41.Qb7 Ke6 42.Bg7 g5 43.c4 g4 44.Qd5 Ke7 45.c6 g3 46.Qd7) 1–0. Steil Antoni,F (2180) – Roy,Ali (1910), 4NCL, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.Bd3 Bd7 8.c3 Nge7)

9.h4 h6 10.h5 Na5 11.Na3 a6 12.Nh4 Qc7 13.Bd2 b5 14.Kf1 Nc4 15.Rh3 Bc6 16.Bc1 Nc8 17.Qg4 N8b6 18.Rf3 0-0-0 (better is 18...Bb7-/+) 19.Nc2 a5 20.Rf4 Be8 21.Kg1 Na4 22.Qf3 (22.Rb1 Nc3 23.Rb3 Na2-+) 22...Be7 (22...Nc3 23.Na3 b4 24.Nb1 Nb1 25.Rb1-/+) 23.Na3 Bg5 24.Bc4 bc4 25.Rg4 Bc1 (25...f5 26.Bg5 fg4 27.Bd8 gf3 28.Bc7 Kc7 29.Nb1 fg2 30.Ng6 Bg6 31.hg6-+) 26.Rc1 Rg8 (26...f5 27.Rf4 Nb2 28.Rb1-+) 27.Qg3 (27.Qe3 Kd7=) 27...f6 (27...f5 28.Rf4-/+) 28.ef6? (better is 28.Ng6!?=) 28...Bh5-/+ 29.Rf4?? (better is 29.Rg7 Qg3 30.Rg3 Rg3 31.fg3-/+) 29...g5-+ 30.f7 Qf4 31.Qf4 gf4 32.fg8Q Rg8 33.Nb5 Nb6 34.Kf1 Kd7 35.Nf3 Bf3 36.gf3 Rb8 37.Ra1 Na4! 38.Ra4 Rb5 39.Kg2 Rb3 40.Ra5 Rc3 41.Ra7 Kd8 0–1. Levi,Eddy – Kantorovich,M, Cup Doeberl, Canberra (Australia), 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 Nge7)

9.Ba3 Ng6

10.Bc1 Be7 11.0-0 0-0 12.Re1 a6 13.Nbd2 b5 14.Nf1 b4 15.Bd2 a5 16.Ne3 a4! 17.cb4 (17.Ra4 Ra4 Combination) 17...Nb4 18.Bg6 hg6 19.Bc3 Qc7 20.Qd2 Rfb8 21.Rec1 Qa7 22.h3 a3 23.Rcb1 Qa4 24.Kh2 Nc6 25.Rc1 Rb3 26.Ra2 Rab8 27.Qc2 Nb4 28.Bb4 Qb4 29.Nd1 (29.Qd1 Ba4 30.Qg1 Rb2-+) 29...Ba4 (29...Rf3!? 30.gf3 Qd4 31.Qc3 Qf4 32.Kg2-+) 30.Qc7 Rb7 31.Qc8 Kh7 32.Rca1 (32.Nd2 Ra7 33.Nb3 Bb3-/+) 32...Rb8 (32...Ra7 33.Qc1-+) 33.Qc1 (better 33.Qc7-+) 33...Rb2 34.Nb2 ab2 35.Rb2 Qb2 36.Qb2 Rb2 37.Ra4 f6? (better 37...Rb7=) 38.Ra7+- Bd8 39.Rd7 Rb8 40.g4 (40.Rd6 fe5 41.de5 Be7 42.Re6 Rb7+-) 40...fe5 (40...Kg8 41.h4+=) 41.Ne5 (better 41.de5 Kh6 42.Nd4+-) 41...Bf6= 42.Rd6 Rb4 43.Nc6 Rc4 44.Re6 Bd4 45.Nd4 Rd4 46.Rd6 Rd2 47.Kg3 Rd3 48.f3 (48.Kf4 Rd2 49.f3 Rd4 50.Ke3 Rd1+/-) 48...d4 (48...g5!?+=) 49.h4 Rd1 50.h5 (50.g5!?+/-) 50...gh5+= 51.gh5 d3 52.Kg4 d2 53.Kf4 Kh8 54.h6 gh6 (better 54...g5!? 55.Ke3 Kh7=) 55.Rh6+/- Kg7 56.Rd6 Kf7 57.Rd3 Kf6 58.Ke3 Re1 59.Kd2 Re8 60.Rd4 Kf5 61.Kd3 Re7 62.Rb4 Re8 63.Rb5 (better 63.Rb7!?+/-) 63...Kf4= 64.Rb4 Kf3 65.Rb3 Rd8 66.Kc4 Ke4 67.Kc3 Rc8 68.Kb2 Kd4 69.Rb4 Kc5 70.Rb3 Kd5 71.Rd3 Ke4 72.Rc3 Rb8 73.Kc2 Kd4 74.Rc7 Rb6 ½-½. Popadic,Dr (2170) - Trakru,Rohun (1775), Titled Tuesday 7th July, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

10.Bf8 Kf8 11.0-0 Nf4 12.Bc2 Na5 13.Qd2 Ng6 14.Na3 Rc8 15.Ng5 h6 (15...f6 16.Nf3+=) 16.Nh3 Ne7 17.f4 Qc7 18.Rf3 a6 19.Raf1 Nc4 20.Nc4 Qc4 21.Nf2 Ba4 22.Bb1 g6 23.g4 White intends f5 (23.Rc1 Qc6+=) 23...h5 24.h3 Kg7 25.f5+= hg4 26.hg4 gf5-/+ 27.gf5 Rcg8 28.Ng4 Kf8-+ 29.Rg3 Rh4 30.Qg2-/+ Bb5 31.Ne3? Qe2?? 32.Rg8= Ng8 33.Qe2 Be2 34.Rf2 Bg4 35.fe6 Be6+= 36.Kg2 Ne7-/+ 37.Rb2 b5 38.Ra2 Bc8 39.Rf2? Rh3 ½–½. Llaneza Vega,Juan Alberto – Cascudo Pueyo,Ignacio, Oviedo1, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

10.Bf8 Nf8 11.0-0 Ng6 12.g3 (12.Na3 a6=) 12...Nge7 13.Na3 a6 14.c4 g6 (14...Nb4 15.c5+=) 15.Qd2 h5 16.Qf4 Nb4 17.Bb1 Bc6 18.Ng5 0-0 19.c5 b6 20.cb6 Nc8 21.h4 (better is 21.Rc1 Nb6 22.Nf3=) 21...Kg7?? (better is 21...Nb6!? 22.g4 hg4 23.Qg4 Qe8=) 22.g4 hg4 23.Qg4 Qe7 24.h5 f5 25.ef6!+- Rf6 26.hg6 Nb6+/- 27.Re1 Bd7 28.Nf7 Rf8 29.Qh5+- R6f7 30.Qh7 Kf6 31.gf7 Qf7?? 32.Qh4 Kg7 33.Re3 Rg8 34.Rg3 Kf8 35.Qd8 Qe8 36.Qb6 (36.Qb6 Nc6 37.Bd3+-) 1–0. Bryan,Jarod J (2225) – Bakker,Andrew (2115), Massachusets op, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

10.Bf8 Nf8 11.Na3 a6 12.Qd2 b5 13.h4 Na5 14.Bc2 Qe7 15.Qg5 Rg8 16.Qe7 Ke7 17.Kd2 Bc6 18.Ne1 h6 19.Nd3 Nd7 20.Nb4 Bb7 21.Ra2 Nc4 22.Nc4 dc4 23.Rha1 Bg2 24.Ra6 g5 25.Ra8 Ba8 26.hg5 h5 (26...hg5 27.Ra5=) 27.Ke3 h4 28.f4 h3 29.Be4 Be4 30.Ke4 h2 31.Kf3 Nb6 32.Ra7 Kf8 33.Kg2 Rh8 34.Kh1 Rh3 35.Rb7 Na4 36.Na2 Nb2 37.Rb5 Nd3 38.Rb1? (38.Rb8 Ke7 39.Rb7 Kd8-/+) 38...Nf2 (38...Nf4?! 39.Rb2=) 39.Kg2 h1Q 40.Rh1 Rh1 41.Nb4 Rc1 (better is 41...Nd3 42.Kh1 Nb4-+) 42.Kf2-/+ Rc3 43.Ke2 Rb3 (43...Rb3 44.Nc6 Kg7-/+) 0–1. Vetoshko,Volodymyr (1840) – Vdovichenko,Vladislav (2195), UKR–ch sf U20, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3 Nge7)

10.Bf8 Nf8 11.Qb3 b6 12.Na3 Ng6 13.h4 Nf4 14.Bf1 f6 15.g3 Nh5 16.c4 fe5 17.cd5 ed5 18.de5 0-0 19.Qd5 Kh8 20.Bg2 Ne7 21.Qb3 Bc6 22.Nb5 Qd7 23.Nd6 Nc8 24.Nc8 Qc8 25.0-0 Qb7 26.Ra3 b5 27.Qd3 g6 28.Qe3 b4 29.Rd3 a5 30.e6 Ng7 31.Rfd1 Nf5 32.Qe5 Qg7 33.Qg7 Kg7 34.Ng5 Bg2 35.Rd7 Kg8 36.Kg2 Rfe8 37.g4 Ng7 (worse is 37...Nh4 38.Kg3 h6 39.Nf7+/-) 38.R1d6 b3 39.Ne4 Re6 40.Re6 (better is 40.Rg7!? Kg7 41.Re6+/-) 40...Ne6= 41.Nf6 Kf8 42.Nh7 Ke8 43.Nf6 Kf8 44.Nh7 ½–½. Simonella,Raffaele – Prestini,Davide, ITA email Italy, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 Nge7)

10.Bf8 Nf8 11.h4 Ng6 12.g3 0-0 13.Na3 f6 (13...Na5 14.Ng5 Qc7 15.Nb1=) 14.h5 (14.Bg6 hg6 15.Qd3 Qe8=+) 14...Nh8 (14...Nge7 15.Nb5-/+) 15.Qc2 (15.Qb1 f5 16.Rg1=+) 15...fe5 (better 15...f5!?=+) 16.Bh7+= Kf7 17.de5 Qa5 18.0-0 (18.Ng5 Ke7 19.f4 Rac8=) 18...Qc5 19.Qe2 (19.Rfb1 Ke8 20.Qd3 Nf7=) 19...Ke7 20.c4 (20.Rfc1=) 20...d4 (20...dc4 21.Rfb1 Rab8 22.h6 gh6 23.Nc4=) 21.Nb5 (21.Rfb1 a6+=) 21...a6 (21...Nf7 22.Rfe1 a6 23.Na3=) 22.Nd6 (22.Qe4 Rf3 (22...ab5?? 23.Qh4 Rf6 24.ef6 gf6 25.Ra8+-) 23.Qf3 Rf8+=) 22...Ne5 23.Ne5 Kd6 24.Rfe1 Nf7 (24...Rad8!?+=) 25.Nd7+- Kd7 26.Qe6 Kc7 27.Bf5 (27.Qe7 Qe7 28.Re7 Kb8+-) 27...Rad8 (27...Kb8 28.Be4 Ng5 29.Qd7 Ne4 30.Re4+-) 28.Qg6 (28.Qe7 Qe7 29.Re7 Kb6 30.Rb1 Kc5 31.Rbb7 Ng5 32.Rec7 Kd6+-) 28...Rd6 (better 28...d3 29.Re3 d2=) 29.Qg7 Rdd8 30.Bd3 Rd7 31.Rab1 b6 (31...Rh8 32.g4 Kb8 33.Qf6+-) 32.f4 (32.Bf5 Rdd8 33.g4 d3+-) 32...Rh8 33.g4 Rhd8 (33...Qd6 34.Qg6 Qg6 35.Bg6+-) 34.Qf6 Nd6 (34...Rf8 35.Ra1 Nd8 36.Qh6+-) 35.Qe5 (35.Ra1 a5+-) 35...Re8 (better 35...Qe5 36.fe5 Nb7+-) 36.Qc5 bc5 37.h6 (37.h6 Re3 38.h7+-) 1–0. kovacic (2380) – drink1966 (2005), ChessWorld.net, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nge7 9.Ba3 Ng6)

10.Bf8 Nf8 11.h4 Ng6 12.g3 0-0 13.h5 Nge7 14.h6 g6 15.0-0 Nf5 16.Bf5=+ ef5 17.Qb3 Na5 (better 17...Bc8!?=+) 18.Qd5+= Bc6 (18...b6 19.Nbd2=) 19.Qd8 Rfd8 20.Ra5 Bf3 21.Nd2 Be2 (21...b6 22.Ra2 (22.Nf3?! ba5 23.c4 Rac8=) 22...Bb7 23.Rfa1+-) 22.Re1+- Bd3 (22...b6 23.Ra2 (23.Re2?! ba5 24.Nb3 Rab8 25.Na5 Rb6=) 23...Bg4 24.Rea1+-) 23.Re3 b6 24.Ra2 (24.Rd3?! ba5 25.d5 a4=) 24...Bb5 25.c4 Bc6 (25...Be8 26.d5+-) 26.d5+- Bb7 27.Rb2 Rac8 (27...Kf8 28.Rd3+-) 28.f4 (28.Ra3 Ra8+-) 28...Rc5 (28...Bd5 29.cd5 Rd5 30.Ra3+-) 29.Ra3 Ra8 30.Kf2 Kf8 31.Ke3 Ke7 (31...f6 32.Kd4+-) 32.Kd4 f6 33.Rba2 fe5 (33...a5 34.Rb2 fe5 35.fe5+-) 34.fe5 a5 35.Rb2 Rac8 (35...Rcc8 36.Rb6 Ra7 37.Ra5 Ra5 38.Rb7 Ke8 39.Rh7+-) 36.Rb6 (36.Rb6 Bd5 37.cd5+-) 1–0. marekt – craig4000, ChessWorld.net, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.Nf3 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nge7 9.Ba3 Ng6)

10.g3 Ba3=+ 11.Na3 a6 12.h4 b5 13.Nc2 Na5 14.0-0 Nc4-/+ 15.Qc1 Qe7 16.Kg2 Nf8 17.Ne3 Bc6 18.Nd2 Nd2 19.Qd2 Nd7 20.f4 g6 21.Nc2 h5 22.Ra2 Nb6 23.Nb4 Qb7 24.f5 ef5 25.Qg5=+ Bd7 26.Rfa1 Na4-/+ 27.e6 Be6-+ 28.Re1? Qc7?? 29.Qd2?? Qd6 30.Na6 Qa6 31.Rb1 Bd7 32.Qe2 Qe6 33.Bb5 Qe2 34.Re2 Kd8 35.Bd7 Nc3 36.Bc6 Rc8 37.Rb7 Rc6 38.Ree7 Nb5! 39.Rbd7 Kc8 40.Rf7 Rc7 41.Rc7 Nc7 42.Rf6 Rg8 43.Kf3 Kd7 44.Kf4 Ke7 45.Ke5 Rg7 46.Rb6 g5 0–1. Gocheva,R (2200) – Karountzos,N (2015), Open, Halkidiki GRE, 2008.

10.g3 f6 11.ef6 Qf6 (11...gf6 12.0-0 e5 13.Re1 Ba3 14.Na3 e4 15.c4 0-0 16.cd5 ed3 17.dc6 Bc6) 12.0-0 Ba3 (12...a6 13.Bf8 Rf8 14.Nbd2 Na7 15.Qe2 Nb5 16.Qe3 Ne7 17.Ne5 Qh6) 13.Ra3 0-0 14.Nbd2 b6 (14...Rab8 15.Qb1 e5 16.Qa2 Be6 17.Bg6 hg6) 15.Qc2 (15.Qb1 Qe7 16.Qb3 a5 17.Qb2 a4) 15...Rab8 16.Rb1 (16.Qb2 a5 17.Re1 b5) 16...Rbc8 17.Ra6 (17.Ra2 Rc7) 17...Rc7.

8.Bd3 f5

9.0-0 a6 10.Na3 Rc8 11.Nc2-/+.

9.0-0 Be7 10.Na3 Rc8 11.c4 Nb4 12.Be2 dc4 13.Nc4 a6 14.Qb3 Bc6 15.Ba3 a5 16.Bb4 Bb4 17.Ne3 Bd5 18.Bb5 Ke7 19.Nd5 Qd5 20.Qd3 Rc3 21.Qe2 Nh6 22.Bd3 Rhc8 23.Qe3 Nf7 24.Rfc1 h6 25.h4 (25.Rc3 Rc3 26.Rc1 Rc1 27.Qc1 g5 28.Qc7 Qd7-/+) 25...Nd8 26.Rc3 Rc3 27.Qe2 Nc6 28.Rd1 Ba3 29.Bb1 Nb4 30.Qe1 Rf3 31.gf3 Qf3 32.Qd2 Qg4 33.Kf1 f4 (33...Qh4?! 34.Qc3 Qh1 35.Ke2 Qh5 36.Ke1 Qh1 37.Kd2=) 34.Bd3 f3 (34...Qh4 35.Qc3 Nd3 36.Rd3 Qh1 37.Ke2 Qe4 38.Kd1-+) 35.Bc4 Qh4 36.Kg1 Qg4 (36...Qg4 37.Kf1 Qg2 38.Ke1 Qg6-+) 0–1. Schwertel,Gottfried – Nitsche,Werner, OB67 corr, 1980. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5)

9.0-0 Nge7 10.Ba3 Nc8 11.h4 Ba3 12.Na3 a6 13.g3 Nb6 14.Ng5 0-0 15.Qd2 Rc8 16.Rfb1 h6 17.Nh3 Ne7 18.Nf4 Rc6 19.Rb4 Qc7 20.Rab1 Bc8 21.Qa2 Rd8 ½–½. Holland,J – Bagnall,P, corr GBR candidates–b, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3 f5)

9.0-0 g6 10.Na3 a6 11.c4 Nb4 12.cd5 (better is 12.Bg5 Be7 13.Qd2=) 12...Nd3 (better is 12...Nd5 13.Nc4 b5-/+) 13.de6+= Be6 14.Qd3 Black has the pair of bishops 14...Rc8 15.Re1 (15.Ng5 Bd5+=) 15...Bb4 (15...Be7 16.Bb2+=) 16.Bd2 Bd2 17.Qd2 Bd5 18.Nc2 Ne7 White has an active position (18...h5 19.Re3+=) 19.Nb4 (19.Ng5!?+= should not be overlooked) 19...Bf3= 20.gf3 Nd5 (20...a5 21.Na2=) 21.Kg2 White king safety dropped 21...Rc4 22.Nd5+= Qd5 23.Rad1 0-0= 24.e6 Pushes the passed pawn 24...Re8 Black threatens to win material: Re8xe6 25.Re5 White threatens to win material: Re5xd5. The rook dominates 25...Qd6 26.Qe3 Re7 27.d5 b5 28.Qg5 f4?? 29.Qe7+- Qe7 30.d6 Qf6 31.d7 Qe5 32.d8Q Kg7 33.Rd7 Kh6 34.Qh4 Qh5 35.Qh5 Kh5 36.e7 (36.e7 Rc8 37.Rd8 Rc1 38.Rd5 Kh6 39.e8Q Rc7 40.Qf8 Rg7 41.Rd6 Kg5 42.Qg7 Kh5 43.Rd5 Kh4 44.Qh6) 1–0. Schlag,Franz (2140) – Anker,Dieter (1850), Mecklenburg VP–ch Seniors 1st, 2001. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.ef6 Nf6 10.Na3 a6 =.

9.g4 Qa5 10.Ba3 Ba3 (worse is 10...fg4 11.Bf8 Qa1 12.Bg7 gf3 13.Bh8+/-) 11.Ra3 Qd8 12.gf5 ef5 13.Rg1 Qe7 14.Qb3 Nf6 15.c4 (15.Qb7 Rb8 16.Qc7 Rb1 17.Bb1 Qa3 18.ef6 Qc3 19.Kf1 Qc4 20.Kg2 gf6 21.Re1 Ne7+=) 15...Nb4 (15...dc4 16.Bc4 b6+=) 16.cd5?? (better is 16.Kf1 Ne4 17.cd5 Nd3 18.Qd3+=) 16...Nd3-/+ 17.Qd3 Nd5 18.Qb3 Bc6 19.Nbd2 0-0 20.Nc4 Qb4 (20...Kh8 21.Nd6-/+) 21.Nfd2 Qb3 22.Rb3 b6 23.Rbg3 g6 24.Nd6 Nf4 25.N2c4 Ne6 26.Rd3 Nf4 27.Rdg3 Bd5 28.Ne3 Be4 29.Kd2 Rad8 30.Rc1?? Rd7 31.Rc3 Nd5 32.Nd5= Bd5 33.f4 a5 34.Rg1 a4 35.Kc2 Ra8 36.Kb2 b5 37.Ka3 Rb8 38.Kb4 Ra7 39.Nf5 Kf8 40.Ne3 Bb3 41.Rgc1 Bc4 42.d5 Rf7 43.Ng2?? Bd5-/+ 44.Rc8 Rc8 45.Rc8 Kg7 46.Ne3 Rf4 47.Kb5 Bb3 48.Rc7 Kh6 49.h3 Be6 50.Ra7 Bh3 51.Nd5 Re4 52.Re7 a3 53.Nf6 Re3 0–1. Will,Dominik – Szwarc,Klaus Peter (1890), Giessen–ch, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5)

9.g4 Be7 10.gf5 ef5 11.Rg1 g6 12.Qb3 Na5 (12...a2!? 13.Ra2 Bc8=) 13.Qd5+= Qb6 14.Ng5 (14.Nfd2 Be6 15.Qb5 Qb5 16.Bb5 Nc6 17.Ba3 a6+=) 14...0-0-0 (better is 14...Nb3!? 15.Qf7 Kd8 16.Ba3 Na1+=) 15.Na3+/- (15.Ba3 Bg5 16.Bd6 Nc6-+) 15...Nh6 (15...Ba4 16.Qe6 Qe6 17.Ne6+-) 16.Rb1 Qc7 17.Ne6 (better is 17.Nc4!? Nc4 18.Qc4 Qc4 19.Bc4+-) 17...Qc3= 18.Bd2 Qd3 (18...Qa3 19.Ke2 (19.Ba5? Bc6 20.Qc4 Qa5 21.Ke2 Qd5-+) 19...Be6 20.Qe6 Kb8 21.Ba5 Qa5 22.Qe7=) 19.Rg3= Qe4 20.Qe4 fe4 21.Nd8 Nf5 22.Nf7 Rf8+= 23.Rc3 Nc6 24.d5 Rf7 25.dc6 Bc6+= 26.Nb5 Kd7 27.Na7 Nd4 28.Nc6 bc6 29.Be3 Nf3-/+ 30.Ke2 Ne5 31.Rb7 Ke6 32.Bd4 Bd6 33.Rf7 Nf7 34.Ke3 Kd5 35.Bg7 Bh2 36.Rc1 Nd6 37.Rd1 Ke6 38.Bf8 h5 39.Bd6 Bd6 40.Ke4 g5 41.Rc1 Kd7 42.Ra1 Bf4 43.Ra7 Kd6 44.Kd4 h4 45.Ra3 c5 46.Kc4 Ke5 47.f3 h3 48.Kc5 h2 0–1. Chlaifer,Roman – Ellers,Holger (2255), NRW–ch U20 Muenster, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Bd7 7.d4 Nc6 8.Bd3)

9.g4 g6 10.gf5 gf5?? (better is 10...ef5 11.Qb3 Na5+=) 11.Ng5+/- h5 12.Be2 (12.Be2 Bh6 13.Bh5 Kf8 14.Ba3 Kg7 15.Nf7+-) 1–0. Vangsgaard – Drechsler, corr eu Mkl, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5)

9.g4 Nh6 10.Bh6 (10.Bh6 gh6 11.gf5 ef5 12.Rg1=). Reusch,Simon – Fuller,Robert A, IECC, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5)

9.h3 g6 10.g4 Qc7 11.Na3? (11.Ba3 Be7+=) 11...a6?? (better is 11...Nd4!? 12.cd4 Qc3 13.Bd2 Qd3-+) 12.Nb5 Qb8 13.Na3 Nge7 14.Nc2 Bg7 15.Be3 0-0 16.Bg5 fg4 17.hg4 Qc7 18.Be2 Rf7 19.Qd2 Raf8 20.Bh6 Bh6 21.Qh6 Nd8?? 22.Ng5+- Qc3 23.Kd1 Rg7 24.Nh7 Rf2 25.Nf6 Kf7 26.Nd7?? Re2= 27.Ke2 Qc2 28.Qd2 Qe4 29.Kf2 Qg4 (29...Qg4 30.Nf6 Qf5 31.Ke2 Ndc6+/-) 0–1. Mackiewicz,Piotr – Hildebrandt,Siegfried, ICCF–Cup8 V061 corr, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5)

9.h3 Nh6 10.Bh6 gh6 11.Na3 Ba3 12.Ra3 Qe7 13.Ra2 b6 14.Qd2 Qg7 15.g3 Na5 16.0-0 0-0 17.Kh2 Nc4 18.Qe2 Rfc8 19.Rg1 h5 20.Nh4 Qh6 21.Ng2 Na5 22.Qe1 Rc7 23.h4 Be8 24.Nf4 Rac8 25.Ba6 Rd8 26.Qa1 Bf7 27.Re1 Qf8 28.Re3 Qe8 29.Be2 Kg7 30.Rd3 Rdc8 31.Rc2 Nc4 32.Qd1 Na3 33.Rc1 Nb5 Attacks the backward pawn on c3 34.Qb3 a6 35.Re3 Nd4+= 36.Qb6 Ne2 37.Ne2 Rc6 38.Qd4 Rc4 39.Qd2 Qa4 40.Rd3 h6 41.Rb1 R8c7 42.Nd4 Qa5 43.Rb3 Ra4 44.Rf3 Ra1 45.Qf4 Re1 46.Re3 Re3 47.Qe3 Qc5 48.Rb6+= Kh7 49.Ra6 Qc3 50.Qc3 Rc3 51.Ne6 Be6 52.Re6 f4 53.gf4+- Rf3 54.Rf6 Rf2 55.Kg3 Re2 56.Rd6 Re3 57.Kg2 Re4 58.Kf3 Rd4 59.f5 Kg7 60.Rd7 Kg8 61.e6 1–0. Lengyel,Laszlo – Adok,Janos (2230), HUN–chT Hungary, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3)

9.h4 Qa5 10.Ba3 Ba3 11.Ra3 Qd8 12.g4 fg4 13.Ng5 Nh6 14.Bh7 Ne7 15.Rg1 Nef5 16.Bg6 Kf8 17.Qb3?? (better is 17.Bf5 Nf5 18.Rg4 Nh4 19.Qd3+=) 17...Nh4-+ 18.Qb4 Kg8 19.Rg4 Ng6 20.Ne6 Be6 (20...Ng4?! 21.Nd8 Bf5 22.Qb7 Rd8 23.Ra7-/+) 21.Rg6 Bf5 22.Rd6 (22.Rg1 Qh4 23.Nd2-+) 22...Qh4 23.Nd2 Bd3 (23...Bd3 24.Nf1 Qh1-+) 0–1. Lam,Paul GM (2100) – Patrick,David A, GBR–ch op Swansea, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3 f5)

9.h4 Nge7 10.g4 Qc7 11.Ba3 Ng6 12.Bc1 Nge7 13.Kf1?? (13.Ba3!?=) 13...g6 14.Na3 a6?? (14...Nb8 15.Nb5 Bb5 16.Bb5 Nd7 17.gf5 Nf5+= (17...ef5? 18.e6 Nc6 19.ed7 Kd7 20.Qb3+-; 17...gf5?! 18.Ng5 Qc3 19.Rb1=)) 15.Nb5!+- ab5 16.Ra8 Nd8 17.gf5 ef5 18.Kg2 h6 19.e6! Bc6 (19...Be6 20.Bb5 Deflection) 20.Ne5 b6 (20...Bg7 21.Bf4 Qb6+-) 21.Rd8! Qd8 22.Nf7 Qc7 23.Nh8 Bg7 24.Ng6! Ng6 25.Qh5 Kd8 26.Qg6 Be8 27.Qf5 Bc6 28.Bf4 Qe7 29.Bb5! Bb7 30.h5 Bf8 31.Bg3 Qg7 32.e7! Qe7 33.Re1! Qe4 34.f3 Qf5 35.Re8# 1–0. Helin,M (1935) – Kazmierczak,Ewa, Gibraltar Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3)

9.g4 Nge7+=

10.Na3 a6 11.Rg1+= Qc8 12.Bd2 b5 13.Nc2 fg4 14.Rg4 Nf5 15.Ne3 Nce7 16.Ng5 h6 17.Nh3 Ne3 18.fe3 Qc6 19.Qb1 0-0-0 (19...g5!?-/+) 20.Nf4 Be8 21.e4 g5 22.ed5 ed5 (worse is 22...Nd5 23.Ne6 Rd7 24.Bf5+/-) 23.Ng2 Bg6 24.Ne3 Bd3-/+ 25.Qd3 Kb8 26.Rg1 Qe6 27.h4 Rg8 28.0-0-0 gh4 29.Rg8 Qg8 30.Rf1 h3 31.Rh1 Qe6 32.Qf1 b4 33.cb4 Rc8 34.Kd1 Nc6 35.Nc2 Qg4-/+ 36.Qe2 h5 37.Rf1 Be7 38.Qg4 hg4-+ 39.Bf4 Rf8 40.Ne3 Nd4 41.Ng4 Ne6 42.Nf6 Bf6 (42...Bf6 43.ef6 Nf4 44.Rf4 Kc7-/+; 42...Bb4 43.Nd7 Kc7 44.Nf8 Bf8 45.Bg3=; 42...Nf4?! 43.Nd7 Kc8 44.Nf8-+) 0–1. Hirzel,Andre – Bruk,Ofer (2340), Kobanya op, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

10.Na3 fg4!? 11.Nd2 h5-/+.

10.gf5 Nf5

11.Na3 Qa5 12.Bd2 Ba3 13.Qb3 Rf8 14.Ra3 Qc7 15.Ke2 0-0-0 16.Rb1 h6 17.Be3 Be8 18.Bf5 Rf5 19.Nh4 Bh5 20.Kf1 Rf7 21.Ng2 Rdf8 22.Qc2 Bf3 23.Qd2 (23.Ne1 Be4 24.Nd3 Rf3-+) 23...Na5 24.Qc1 a6 25.Nf4 Nc4 26.Ne6 (26.Rab3 Ne3 27.fe3-+) 26...Qd7 (26...Na3 27.Nc7 Nb1 28.Ne6+/-) 27.Rb7 Qe6 28.Rb4 Qh3 (worse is 28...Na3 29.Qa3 Be2 30.Ke1-+) 29.Ke1 Qh2 30.Rc4 dc4 31.e6 Rb7 32.Kd2 Bd5 (32...Bd5 33.Qc2 Rb2-+) 0–1. Mossekel,Manfred – Van Bruchem,JG, ICCF–Cup corr, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5)

11.Ng5 Be7 12.h4 Qa5 13.Bf5 ef5 14.e6 (14.e6 Bc8 15.Ba3 Bg5 16.Qh5 g6 17.Qg5-/+). KARFOPOULOS – Mvs, playchess.de, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5 9.g4 Nge7 10.gf5 Nf5)

.....11.Ng5 Qe7

12.Na3 0-0-0 13.Nb5 Kb8 14.Bf5 ef5 15.e6 Be6 16.Bf4 Kc8 17.Na7 Na7 18.Ra7 Bd7?? (better is 18...Rd6 19.Bd6 Qd6+-) 19.Kd2 b6 (19...Bb5 20.Re1 Qf6+-) 20.Rc7 (20.Rc7 Kb8 21.Rd7 Qd6 22.Rd8 Kb7 23.Bd6 Bd6 24.Rd6 Kc7 25.Qb3 Kb7 26.Qb6 Kc8 27.Ne6 Re8 28.Qc7) 1–0. Hald,Jens Erik Kofoed – Jensen,HB, Politiken Cup, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

12.Na3 0-0-0 13.Nf3 Qf7 14.Rb1 Be7 15.Qa4?? (better is 15.Ng5 Qf8 16.Qb3+=) 15...Ncd4-+ 16.Qa7 (16.Qd1 Ne3! 17.Ng5 Bg5 (worse is 17...Nd1 18.Nf7 Nc3 19.Ra1-+) 18.Be3 Nf3 19.Ke2 Ne5-+) 16...Nf3 17.Ke2 Bc6 18.Ba6 Kd7 19.Bb7 Bb7 (19...Ne5?? 20.Bc6 Kc6 21.Rb6 Kc5 22.Re6) 20.Qa4 (20.Rb7 Ke8 21.Qa4 Kf8-+) 20...Bc6 21.Rb7 Ke8 22.Qc6 Kf8 23.Qc7 Qh5 24.Kd3 Qg6 25.Ke2 Qg4 26.Kf1 Qe4 (26...Qe4 27.Qe7 Ne7-+) 0–1. Cuartas,Carlos Enrique (2330) – Padevsky,Nikola (2430), Siegen ol (Men) qual–F, 1970. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

12.Na3 0-0-0 13.Bf5 ef5 14.Nb5 Ne5?? (better is 14...Kb8 15.Qb3 g6+=) 15.Na7+- Kc7 16.Bf4 (16.de5?! Qe5 17.Kf1 Re8+- (17...Qc3?? 18.Ne6 Kd6 19.Nd8 Qc4 20.Kg2+-)) 16...Qe8 (16...Re8 17.de5 (worse is 17.Be5 Kd8 18.f4 Be6+-) 17...Qc5 18.Qb3+-) 17.Qe2 (17.de5 Be6+-) 17...Qg6 (17...Bc6 18.Nc6 (worse is 18.Qe5 Kd7 19.Kd2 Qe5 20.de5 Bc5+-) 18...Kc6 19.de5+- (19.Qe5?! Bd6 20.Qe8 Rde8 21.Be5 Be5 22.de5 Re5 23.Kd2 Rhe8+/-; 19.Be5 Bd6+-)) 18.Qe5 (better is 18.Be5 Bd6 19.Nf7 Rhe8 20.Nd6 Qd6+-) 18...Bd6 19.Qd6 Qd6 20.Bd6 Kd6 21.Nf7 Ke7 22.Nd8 Rd8 23.Kd2 1–0. Pena Gomez,Enrique Duvan – Ferrer Montilla,Luis, corr, 1977. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5 9.g4 Nge7)

12.Na3 0-0-0 13.Bf5 ef5 14.Nb5 Be8 15.Na7 Na7 16.Ra7 Kb8 17.Ra1 h6 18.Nf3 Qe6 19.Qc2 Bb5 20.h4 Be7 21.Qa2 Ba6 22.Ba3 Rhe8 23.Be7 Re7 24.Nd2 Qg6 25.Nb3 (better is 25.Kd1+=) 25...Rc8 26.Qb2?? (better is 26.Kd2 Qg2 27.Qc2 Qf2 28.Kc1 Qe3 29.Kb2-/+) 26…f4 (26...f4 27.Ra6 Qa6-/+) 0–1. Larsen,Benny – Muir,Walter Gabriel, USA–DEN corr, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f5)

12.Na3 g6 13.Bf5 ef5 14.Nb5 +=.

8.Bd3 f6

9.0-0 g6 10.Na3 a6 11.ef6 Nf6 12.Re1 Bg7 13.Ng5 0-0 14.Ne6 Be6 15.Re6 Qd7 16.Re1 Ng4 17.f3 Nh6 18.Nc2 Nf5 19.Ne3 Ne3 20.Be3 Rae8 21.Qd2 Re6 22.Bf2 Rfe8 23.Re6 Re6 24.Bc2 Na7 25.Bb3 Nb5 26.c4?? Nd4=+ 27.Bd4 dc4 28.Bc4 Qd4 29.Qd4 Bd4 30.Kf1 Ba1 31.Be6 Kf8 32.Bc8 b5 33.Ba6=+ b4 34.Bc4 Be5 35.g3 g5 36.Ke2 Ke7 37.Kd3 Kf6 38.Ke4 h5 39.g4 hg4-/+ 40.fg4 Bh2 41.Kd5 Bf4 42.Bb3 Bd2 43.Bc2 Bc3 44.Kc4 Ke5 45.Kb3 Kf4 46.Bf5 Bd2 ½–½. Belosvetov,N (2325) – Bulakh,S (1995), Sun Pawn Open, Ilichevsk UKR, 2007.

9.Nfd2 Qc7 10.Qh5 Kd8 11.Qf7?? (better 11.Ba3 Ba3 12.Na3=+) 11...Nh6-+ 12.Qh5 f5?? (better 12...Nb4 13.Ke2 Nd3 14.Kd3 Be8-+) 13.Nf3 Be8 14.Qh4 Be7 15.Qg3 (15.Ng5 Kd7 16.0-0 Qa5 17.Ba3 Nf7 18.Be7 Qa1 19.Ne6 g5 20.Bg5 b6 21.Bf5 h6+-) 15...Bg6 (15...a2 16.Ra2 Nb4 17.Ng5-/+) 16.Ng5 (16.Qf4 a2 17.Ra2 Nf7=+) 16...Kd7 17.f4 (17.Qf4 Qa5 18.Ba3 b5=) 17...Nd4!-/+ 18.0-0? (18.cd4 Qc1 Double attack (18...Qc1 Pinning; 18...Qc1 Deflection; 18...Qc1 Clearance)) 18...Nc6 (better 18...Nb3!? 19.Ra2 Ng4 20.Nf3-+) 19.Kh1 Bg5 (19...Ng4 20.Nf3-/+) 20.Qg5 Nf7 (20...a2 21.Ra2 Rhc8 22.Qg3-/+) 21.Qg3 Rhe8 (21...a6 22.Ba3 b5 23.Nd2-/+) 22.Na3 a6 ½–½. Kurzweil,Nalani – Reichelt,Lena, German Youth Championship U10, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 f6)

9.Nfd2 fe5 10.Qh5 g6 11.Bg6 Ke7 12.Ba3 Kf6 13.Bh7+-.

9.Ng5 fe5 10.Qh5 g6 11.Bg6 Ke7 12.Nf7 (12.Ba3?! Kf6 13.Bd3 Qe8 14.Qf3 Kg7+-) 12...hg6 13.Qg6 +-.

9.Ng5 f5 10.f4 Qa5 11.Ba3 Ba3 12.0-0 Nge7 13.Na3 0-0 (13...Qc3?? 14.Nb5 Qb4 15.Ra4+-) 14.Nb5 Qb6 15.Nd6 1–0. Dirtytrick – Badplayer, playchess.de, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 Bd7 8.Bd3 f6)

9.Ng5 f5 10.g4 Be7 11.Ne6 (better is 11.gf5!? ef5 12.e6 Bg5 13.Qh5 g6 14.ed7 Kd7 15.Qg5 (worse is 15.Bg5 gh5 16.Bf5 Ke8 17.Bd8 Kd8+=) 15...Qg5 16.Bg5 Re8 17.Kd2+/-) 11...Be6-/+ 12.gf5 Bc8 13.Qh5 Kd7 14.Qg4 Nf6 15.e6 Kc7 16.Bf4 Kb6 17.Qd1 a6 18.Na3 Ba3 19.Ra3 Ka7 20.c4 dc4 21.Bc4 Qe7 (better is 21...Nd5 22.Be5 Ne5 23.de5 Qb6-+) 22.Qd3?? (better is 22.Ra4!? Na5 23.d5 Nc4 24.Rc4=) 22...Qb4?? (better is 22...Nb4 23.Qb3 Nc2 24.Qc2 Qa3-+) 23.Kf1 Qe7 (better is 23...Ne7!?-/+) 24.d5= Nb8?? (better is 24...Nb4 25.Qd4 b6=) 25.d6 Qd8 26.Qd4 b6 27.Qd3 Bb7 28.Rg1 Nh5 29.Be5 Nc6+= 30.Bg7 Ng7? 31.Rg7+- Ne5?? 32.Rb7! Kb7 33.Qd5 (worse is 33.Ba6 Ra6 34.Qa6 Kc6+-) ½–½. Sova,Nikolay – Malchikov,Dmitry, RUS–ch U12 Russia, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Bd7 8.Bd3 f6)

9.Ng5 f5 10.g4 h6 11.Nh3 a2 12.Ra2 Qh4 (better is 12...Nge7!?+=) 13.Nf4+/- Nge7 (13...Kf7!? 14.gf5 ef5+=) 14.h3+- fg4 15.Bg6 Ng6 16.Ng6 Qh5 17.Nh8 Qf5 18.Qc2 Qf3 19.Rh2 0-0-0 (19...gh3 20.Nd2 Qf5 21.Qf5 ef5 22.Ng6+- (22.Rh3 f4 23.Rf3 g5+/-)) 20.Nd2 Qf4 21.Nf1 Qf3 22.hg4 Qg4 23.Nf7 Re8 24.Qd3 Be7 25.f3 (25.f3 Qf5 26.Qf5 ef5 27.Rhg2+-) 1–0. Schmelz,Thomas – Otspere,Urmas, CiF, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7)

9.Ng5 f5 10.g4 Nh6 11.gf5 Nf5 12.Qf3 +=.

9.Ng5 f5 10.h4 Be7=+ 11.g4 (11.Ba3 Qa5 12.0-0 Rc8=+) 11...Bg5 (11...a2!? 12.Ra2 Qc8=+) 12.hg5= g6 (12...b5 13.gf5 ef5 14.g6= (worse 14.Ba3 Qg5 15.Bb5 Qg2=+)) 13.gf5 ef5 14.Na3 Nge7 15.Nb5 Nc8 (better 15...0-0+-) 16.f4 (16.e6!? Be6 17.Bf4+-) 16...Be6 (16...a6 17.Rh6=) 17.Ba3+= a6 18.Bd6 Kf7 19.Bc7 (19.Rh2 Qd7+=) 19...Qd7 20.Nd6 Kg7 21.Nc8 Qc8 22.Bd6 Qd7 23.Qb3 b5 24.Kd2 Qb7 25.Ra2 Ra7 26.Rha1 h6 (26...Re8 27.Ra3+=) 27.Rh1 (27.gh6 Rh6 28.Qb1 Rh2 29.Be2 Rh8+-) 27...hg5= 28.Rh8 Kh8 29.Bc5 Ra8 (29...gf4? 30.Ba7 Qa7 31.Bb5 Nd4 32.cd4 Qd4 33.Bd3 Qe5 34.Kd1+-) 30.fg5 Qc8 31.Ke3?? (31.Qa3 Qb7=) 31...Kg7?? (31...Ne5 32.Qb1-+) 32.Rh2? (32.Qa3 Qd8 33.Kf4 Bd7=) 32...Qd8?? (better 32...Ne5 33.Ke2 Qc7-+ (33...Nd3?! 34.Kd3 Qc7 35.Re2-+)) 33.Kf4=+ Qa5 (33...Qd7 34.Qa3 Qe8 35.Qa1=+) 34.Ra2 Qd8 35.Rh2 Qa5 36.Qb2 (36.Ra2 Qc7 37.Qa3 Qb8=) 36...Qd8 (36...Re8 37.Rh1 Qd8 38.Qa2=) 37.Rh6 Qg8 ½–½. Burbach,Brunel Baron – Goh,Jie Yi (1690), Laos International Open Chess Champions, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 f6)

9.Ng5 fg5?? 10.Qh5 g6 11.Qg6 hg6 12.Bg6 Ke7 13.Bg5 Nf6 14.Bf6.

9.Nh4 Qc8 10.Qh5 Kd8 11.Ba3 Be8.

8.Bd3 g6

9.0-0 Be7 10.Na3 a6 11.h4 Rc8 12.Ng5 Nh6 13.Re1 Nf5 14.Bf5 ef5 15.e6 (15.Qb3!?+=) 15...Be6-/+ 16.Ne6 fe6 17.Re6 Kf7 18.Re1 Bh4 19.Qf3 Bf6 20.Bf4 Qd7 21.Nc2 Rce8 22.Ne3 Re4 23.Reb1 Rhe8 24.Qg3 h5 25.Qf3? R8e7 26.Bh2 Bg5 27.Nf1 h4 28.Qd1 Kg7 29.Rb6 Rf7 30.Rab1 Nd8 31.Rd6-/+ Qc8 32.Be5 Bf6 33.Bf6 Rf6 34.Rd5 Rc6 35.Re5 Re5 36.de5 Ne6 37.Qd5 b5 38.Rb3 Nc5 39.Rb1 Ne4 40.e6 Qe6 41.Qd4 Nf6 42.Qh4? Qe4 (42...Qe4 43.Qe4 Ne4-+; 42...Rc3?! 43.Qd4 Rc7 44.Ra1-+) 0–1. Hald,Jens Erik Kofoed – Marosi,Csaba (2215), Kecskemet op, 1991. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 f6 10.Ba3 fe5 11.Bf8 Kf8 12.de5 =.

9.0-0 Bh6 10.Na3 a6 11.Nc2 Bc1 12.Qc1 Qe7 13.Qb2+= Nd8 14.Qc1 Rc8 15.Qd2 h5 16.Ne3 Nh6 17.c4 Bc6 18.cd5 ed5 19.Rfc1 Qd7+= 20.Ng5 Ne6 21.Ne6 Qe6 22.f4 0-0 23.f5 gf5 24.Rf1 Bd7 25.Nf5 Nf5 26.Bf5 Qf5 27.Rf5 Bf5 28.Qg5 Bg6 29.e6 Rc6 30.Re1 Kg7 31.e7 Re8 32.Qd5 f6 33.Qd7 Rb6 34.d5 a5 35.d6 Rc6 36.Qb7 Rd6 37.Qc7 Ra6 38.Qb7 Rd6 39.Qc7 Ra6 40.Qb7 Rd6= ½–½. Gabetto,Flaviano (2155) – Everet,Alexandor (2130), Corsico op, 1996.

9.Na3 a6 10.0-0 Nh6 11.Bg5 Qc7 12.Bf6 Rg8 13.c4 (13.Ng5 Na7 14.Nh7 Qc3 15.Nf8 Kf8+-) 13...Nb4 (13...Ng4 14.cd5 ed5 15.Re1=) 14.Ng5+= Nf5 15.Nh7 (15.Bf5 ef5 16.Qe2 h6+=) 15...Nd4 (better 15...Nd3!? 16.Qd3 dc4 17.Qc4 Qc4 18.Nc4 Bh6=) 16.Nf8+= Rf8 17.cd5 (17.Bg6!? fg6 18.Qd4+-) 17...Nd5= 18.Ba6 Ra6 (18...Nf6 19.Qd4 ba6 20.ef6+=) 19.Qd4+= Qc3 (19...Nf6 20.Rfc1 Qb6 21.Qb6 Rb6 22.ef6+-) 20.Qc3+- Nc3 21.Nc4 Bc6 22.Nb6 (22.Ra6 ba6 23.Ra1 Bb5 24.Nd6 Kd7+=) 22...Rg8 23.f3 Threatens g5 23...Bd7 24.Ra6 ba6 25.Ra1 (25.Ra1 Bb5 26.Kf2+-) 1–0. justforfun – pierred, net–chess.com, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

9.h4 Nge7 10.h5 Qc7 (better 10...Nf5=) 11.Na3? (better 11.Ba3 Bh6 12.Nbd2=) 11...a6?? (better 11...Nd4 12.cd4 Qc3 13.Qd2 Qa1=) 12.Nb5!+- (12.Nb5 ab5 13.Ra8 Nd8 14.Qb3+-) 1–0. Drevinskas,Tomas – Girsvaldas,Dovydas, Lithuanian U18, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7)

9.h4 h5 10.0-0 Be7 11.Ng5 Nh6 12.Qf3 Nf5 13.Na3 a6 14.Nc2 Na5 15.Rb1 Rc8 16.Bd2 Nc4 17.Bc4 dc4 18.d5 ed5 19.Nd4 Be6 20.Nde6 fe6 21.Rb7 Rc6 22.Rfb1 0-0 23.Qh3 d4 24.g4 hg4 25.Qg4 dc3 26.Bc3 Bg5 27.hg5 Qd3 28.Qg2 Rc7 ½–½. Dovzik,Juri (2410) – Vigh,Bela (2370), Donau Cup op rapid, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

8.Bd3 h6

9.0-0 a2 10.Ra2 Nge7 11.Ba3 a6 12.Nbd2 b5 13.Bc5 Nf5 14.Bf8 Kf8 15.Qb3 Na5?? (better is 15...Nfe7+=) 16.Qb4+- Ke8 17.Qa5 Ke7 (17...Qa5 18.Ra5 Rc8 19.Ra6 Rc3 20.Be2+-) 18.g4 g6 (18...Qa5 19.Ra5 Rhc8 20.Ra3+-) 19.Qd8 (worse is 19.gf5 gf5 20.Qb4 Ke8+-) 19...Rhd8 20.gf5 gf5 21.Nb3 Rdb8 22.Nc5 (22.Rfa1 Bc8+-) 22...Bc8 (22...a5 23.Rb1+-) 23.Rb1 Kf8 24.Ra5 Rb6 25.Bb5! Rab8 26.Na4 Rb5 27.Rab5 ab5 28.Nd2 Bd7 29.Nc5 Bc6 30.c4! Kg7 31.cb5 Rb5 32.Rb5 Bb5 33.f4 Kg6 34.Kf2 Kh5 35.Kg3 Be2 36.Nb7 Kg6 37.Nb3 Ba6 38.N3c5 Bb5 39.Nd8 Be8 40.Ndb7 Bd7?? 41.Kh4 Kg7 42.Kh5 f6 1–0. Perez,Flavio – Ailloud,Eliot, FRA–chT U18, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 h6)

9.0-0 Na5 10.Na3 a6=+ 11.Nd2 (11.Nb1 Qc7=+) 11...Rc8 (11...Ne7 12.Nc2=+) 12.Bb2 (12.Nab1 Qb6=) 12...Ba3 (12...Qb6 13.Ra2=) 13.Ra3= Bb5 (13...Ne7 14.Qg4 0-0 15.Rfa1=) 14.Bb5+= ab5 15.Qa1 (15.Qg4 Rh7+=) 15...b6 16.Rb1 Ne7 (16...f6 17.Re1=) 17.Bc1 Qd7 18.Qb2 Nc4 (18...Ng6 19.Kf1=) 19.Nc4+= dc4 20.Qb5 Qb5 21.Rb5 Nd5 22.Rb1 (22.Bd2 Kd7 23.Ra7 Rc7=) 22...Kd7 23.Rba1 (23.Bd2 Ra8 24.Rba1 Ra3 25.Ra3 Rc8=) 23...Kc6 (23...Rc7 24.Bd2=) 24.Kf1 (24.Bd2 f6+=) 24...Nc7 25.Ra4 (25.Bd2 Rhd8=) 25...Kd5 (25...b5 26.Ra7=) 26.Ba3 (26.Ke2 Ra8=) 26...Ra8= 27.Bd6 (27.Bb4 Ra4 28.Ra4 Ke4=) 27...Ra4 28.Ra4 Nb5 29.Bb4 Rc8 (29...f6 30.Ra6 Rb8 31.ef6 gf6 32.Ke2=) 30.Ke2 (30.Ra2 f6 31.f4 Rc6=) 30...g6 (30...f6!?=) 31.Kd2+= Nc7 32.Ra7 Kc6 33.Bd6 Nb5 (33...Nd5 34.Rf7 Ra8 35.Rf3+=) 34.Rf7 Nd6 35.ed6 Kd6 36.Rb7 Kc6 37.Rg7 g5 38.Rg6 Kd6 39.Rh6 Ra8 (39...Rf8 40.Ke3 Ra8+-) 40.Rh3 (40.Rg6!?+-) 40...Ra2+= 41.Ke1 Ra1 42.Ke2 Ra2 43.Kf3 Rc2 44.Kg4 Rf2 45.Rg3 Rf5 46.Rf3 (46.Re3 b5=) 46...b5 47.Re3 Kd5 (47...b4 48.cb4 Rf2 49.g3=) 48.g3=+ b4 49.cb4 Kd4 50.Re6 Rb5 51.Rd6 Kc3 52.h4 gh4 53.gh4 Kb4 ½–½. Yasin,Hur (1950) – Taskaya,Muhammed (2010), Turkish Championship Club, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Bd7 7.d4 Nc6 8.Bd3 h6)

9.0-0 Na5 10.Nfd2 Ne7 11.Na3 Nec6 12.Nc2 Be7 13.Ne3 h5 14.f4 g6 15.Qf3 Rc8 16.Qg3 Kf8 17.Ba3 Kg7 18.f5 ef5 19.Nd5 Bh4 20.Qf3 Be6 21.Nf4 Ne7 22.Bb4 Nac6 23.Bd6 Bd7 24.Nh3 Ng8 25.Rfb1 b6? (better is 25...Be7+/-) 26.Ba6+- Rc7 27.Nc4 Nb8 28.Bc7 Qc7 29.Nd6 Nh6 30.Nb5 Qd8 (30...Bb5 31.Bb5 Rc8+-) 31.Na7 f4 32.Qf4 Bh3 33.gh3 Bg5 34.Qf3 Na6 35.Ra6 Nf5 36.Rab6 Nh4 37.Qe4 Qd7 38.e6 (better is 38.Nb5!? Qh3 39.Qe2 Ra8+-) 38...Qa7 39.Rb7 Qa2 40.Rf7 Kh6 41.Rbf1 Re8 42.d5 1–0. Tornay Gomez,Josu (2110) – Hernando Casas,Jose Manuel (2110), Mondragon Arrasate Hiria op 3rd, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 h6)

9.0-0 Rc8 =.

9.Na3 a6 10.0-0 b5 11.Nc2 Nge7 12.Nfe1 (12.Ba3 Ng6 13.Bf8 Nf8+=) 12...Na5= 13.Ne3 Nec6 14.f4 (14.Nf3 Qb6=) 14...g6 (14...Be7=) 15.Qg4 (15.Nf3 h5+=) 15...Ne7 (15...Nb3 16.Rb1 Nc1 17.Rc1-/+) 16.Bc2 (16.Ra2 Nc4=) 16...Nc4 (16...Qc7 17.Qd1=+) 17.Qh3 (17.Nd3 Nf5 18.Nc4 dc4=+) 17...Nf5 (17...Ne3 18.Qe3 Bg7 19.Nd3=) 18.Ng4 (18.Nc4!? bc4 19.g4=) 18...Be7=+ 19.Nf2 (19.Nd3 a5=+) 19...h5 (19...Kf8 20.g4 Nh4 21.Ng2-/+) 20.g4 (20.Bf5 ef5 21.Nc2 0-0-/+) 20...Nh4-+ 21.Ng2 (21.g5 Nf5-/+) 21...a5 22.Bd1 (22.Bd3 hg4 23.Ng4 Kf8-+) 22...hg4 23.Ng4 Bc6 (23...Kf8 24.Nh4 Rh4 25.Qg2-+) 24.N4e3 (24.Nh4 Bh4 25.Qf3 Qb6-+) 24...Kd7 (24...b4 25.Nh4 Rh4 26.Qf3-+) 25.Nh4 Rh4 26.Qf3 (26.Qg2 Qb6-+) 26...Qh8 (26...a4 27.Ra2-+) 27.Qg2 Kc7 (27...a4 28.Rf2-+) 28.Nc4 (28.Bf3 Ne3 29.Be3 a4-+) 28...dc4 (28...bc4?! 29.Ba3 Ba3 30.Ra3-+) 29.Bf3 Bf3 30.Qf3? (30.Rf3 Qh5 31.h3-+) 30...Rh2 31.Qa8 (31.Rf2 Rh3 32.Qe4 Rc3-+) 31...Qa8 32.Kh2 Kb6 33.Be3 (33.d5 Qd5 34.Be3 Kc6-+) 33...Qe4 34.Rfe1 (34.Bf2 Qf4 35.Kg1 Qg4 36.Kh2 Bh4-+) 34...Ka6 (better 34...Qf3!? 35.d5 Bc5 36.Bc5 Kc5 37.d6 Qf4 38.Kh1 Qf3 39.Kh2-+) 35.d5 Qc2 (35...Qd5 36.Ra5 Kb7 37.Ra7 Kc6 38.Kg3-+ (38.Re7?? Qd8-+)) 36.Kg3 ed5 37.Ra5 (37.Rec1 Qb3 38.Rab1-+) 37...Ka5 (37...Ka5 38.Ra1 Qa4-+) 0–1. Esmaeilnejad,M (2035) – Korneev,Oleg (2565), 1. Aftab Cup Open, 2017. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 e6 5.Nf3 d5 6.e5 Nc6 7.c3 Bd7 8.Bd3 h6)

9.Nfd2 b5=+ 10.Nb3 (10.Ba3!? b4 11.Bb2=+) 10...b4-/+ 11.cb4 a2 12.Nc3 Bb4 13.Bd2 Nge7 (13...Qb6!? 14.0-0 Nd4 15.Nd4 Qd4-/+) 14.0-0=+ 0-0 15.Nb5 (15.Na2!? Bd2 16.Qd2=+) 15...Bd2-/+ 16.Qd2 Rb8 17.Nc5 Ne5! 18.Nd7 (18.de5 Bb5 Discovered attack) 18...Nd7 (18...Qd7?! 19.de5 Rb5 20.Bb5 Qb5 21.Ra2=) 19.Ra2 (19.Na7 Rb3-/+) 19...Nf6 (better 19...Nc6!?-+) 20.Ra7-/+ Ne4 21.Qf4 (21.Be4 de4 22.Nc3 Rb4-/+) 21...Nf5 (21...Ng6!? 22.Qc7 Qc7 23.Nc7 Nf4 24.Be4 de4-+) 22.Rfa1=+ Nfd6 23.Nd6 Qd6 24.Qd6 Nd6 25.h4 Rb4 26.R1a4 Ra4 27.Ra4 h5 28.Ra6 Rd8 29.f3 g6 30.Kf2 Kg7 31.Ke3 Nf5 32.Bf5 gf5 33.g3 Rb8 34.Ra3 Rb1 35.Rc3 Re1 36.Kf2 Rd1 37.Ke3 Kf6 38.f4 Re1 39.Kd2 Rg1 40.Ke2 Ke7 41.Ra3 Rg2 42.Kf3 Rc2 43.Ra7 Ke8 44.Ra8 Kd7 45.Rh8 Rc3 46.Kf2 Rd3 47.Rh5 Rd4 48.Rh8 Rd2 49.Ke3 Rg2 50.Rg8 Rh2 51.Kd4 Ke7 52.Kd3 f6 53.Kd4 Rh3 54.Rg7 (54.Ra8 Rg3 55.h5 Rh3 56.Ra7 Kf8-/+) 54...Kf8 55.Ra7 Rg3 56.h5? (better 56.Kc5-/+) 56...Rf3-+ 57.Kc5 Rf4 58.h6 Kg8 59.Rg7 Kh8 60.Rf7 d4 61.Rf6 Re4 62.Kc4 Kh7 63.Kd3 e5 64.Rf5 Re3 65.Kd2 Kh6 66.Rf8 Kg5 67.Rf7 Rh3 68.Ke2 d3 (68...d3 69.Kd2 e4 70.Rg7 Kf5 71.Rf7 Ke6-+) 0–1. Fernandez,Dan SIN (2460) – Korneev,O (2560), 4NCL International (6), 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 ba3 5.d4 d5 6.e5 Nc6 7.c3 Bd7 8.Bd3 h6)

9.h4 a6 10.0-0 Qc7 =.

9.h4 a6 10.Ba3 b5 (10...Ba3!? 11.Ra3 Nge7+=) 11.Bf8 Kf8 12.h5 (12.0-0 Nge7=) 12...Na5 13.Nh4 (13.0-0 Qc7=) 13...Nc4 A classical outpost (13...Ne7!?= has some apparent merit) 14.Qf3+= Ne7 15.Rh3 (15.Bc4 bc4 16.Ng6 Ng6 17.hg6 Be8=) 15...Nf5 (better is 15...Kg8!?= should not be overlooked) 16.Nf5+= (16.Bf5 Inferior is 16...ef5 17.Qd5 Nb6=) 16...ef5 17.Qd5 Qc8 (better is 17...Nb6!? looks like a viable alternative 18.Qb7 a5=) 18.Bc4+/- bc4 19.Nd2 White threatens to win material: Nd2xc4 19...Bb5 (19...Kg8 20.Qc4 (20.Nc4? Be6 21.Qc5 Bc4-+) 20...Qf8 21.d5+/-) 20.Re3 Ra7 (20...Qc6 21.Qf3+/-) 21.Qd6 Ke8? 22.Kf1 Rd7 23.Qb4 Qc6 24.e6 fe6 25.Rae1 Kf7 26.Nf3+- Qd6 27.Ne5 Kf6?? sad, but how else could Black save the game? 28.Nd7 Qd7 29.Qc5 Re8 30.d5! Deflection: g7 30...e5 31.Re5!! Decoy: c6 (31.Re5 Re5 32.Qf8 Qf7 33.Qd6 Kg5 34.Qe5 Kh5 35.Qd6+-) 1–0. Gajewski,Grzegorz (2340) – Maslowski,Michal (2140), Poland–ch U16 Zakopane, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Bd7 7.d4 Nc6 8.Bd3)

9.h4 a6 10.Na3 Rc8 11.h5 Na5 12.Bd2 Nc4 13.Nc4 dc4 14.Bc2 Bc6 15.Rh3 Ne7 16.Nh4 Bd5 17.f4 Nc6 18.f5 Be7 19.Qg4 Bg5 20.Bg5 Qg5 21.Rg3 Qg4 22.Rg4 Ke7 23.fe6 Be6 24.Rg7 Rcg8 25.Rg8 Rg8 26.Kf2 Rg5 27.Nf3 Rh5 28.Be4 Nd8 29.Ra5 White intends d5 29...Rh1 30.d5 Bd7 31.Rc5 b5 32.Rc7 Ke8 33.e6 fe6? (better is 33...Be6 34.de6 Ne6+=) 34.d6+- Rd1 35.Bg6 Nf7 36.Ne5 Rd6 37.Nf7 (37.Nd7 Rd7 38.Rd7 Kd7 39.Bf7 a5-/+; 37.Bf7?! Kd8 38.Ra7 Rd5+=) 37...Rd2 38.Ke3 Rg2? (38...Rd1 39.Ne5 Kd8+-) 39.Ne5 Ke7 40.Rd7 (worse is 40.Nd7 Kd6 41.Ra7 Rg6+=) 40...Kf6 41.Be4 Rb2 (41...Rg7+-) 42.Kf4 Rf2 43.Bf3 (43.Bf3 Rf3 44.Nf3 e5 45.Ne5+-) 1–0. Nabuurs,M (2245) – Pettersen,J (1965), XVII Sant Marti Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 h6)

9.h4 a6 10.h5 Rc8 (10...b5 11.0-0=+) 11.Nh4 (11.0-0 Na7=+) 11...Nge7 (11...Qc7 12.0-0=+) 12.Ba3=+ Nf5 (12...Ra8 13.Bd6=+) 13.Nf5= ef5 14.Bf8 Kf8 (14...Rf8 15.0-0=) 15.Qb3+= Qe7 16.0-0 ½–½. Steil_Antoni,Fiona (2190) – Berry,Neil (2240), Winter Chess, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 h6)

9.h4 b5 10.Ba3 b4 11.cb4 Bb4 12.Bb4 Nb4 13.Nc3 +=.

9.h4 Rc8 10.Ba3 Ba3 11.Na3 a6 12.0-0 g5 13.g3 f5 14.ef6 Qf6 15.Re1 Nge7 16.Ne5 Ne5 (16...gh4 17.Qh5 Kd8 18.Nf7 Kc7 19.Nh8 hg3 20.fg3 Rh8 21.Re3=) 17.de5 Qg7 18.h5 Rc3 19.Qd2 Rd3 (19...Rc8!?-+) 20.Qd3+= Nc6 21.Rab1 Nd8 (21...Ne5?! 22.Qe2 Nc6 23.Rb7=) 22.Nc2 Bb5 23.Qc3 0-0 24.Ne3 d4 25.Qd4 Nc6 26.Qg4 Ne5 27.Qe6 Qf7 28.Qf7 (28.Qe5 Qf2 29.Kh1 Bc6 30.Nd5 Qf3 31.Kh2 Bd5-+ (31...Qd5?! 32.Qd5 Bd5 33.Rbd1+=)) 28...Rf7 29.Red1 Nf3 30.Kg2 Bc6 31.Kh3 g4 32.Ng4 ½–½. Stahl,Clement (2065) – Labadie,Jean Jacques (2040), FRA–chT2 East, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 h6)

9.h4 Rc8 10.Ba3 Na5 11.Bf8 Kf8 12.Qc1 b6 13.h5 Qe7 14.Qf4 Ke8 15.Rh3 Qf8 16.Nh4 Ne7 17.Na3 Nc4 18.Rf3 Na3 19.Ra3 Nc6 20.Qg3?? (better is 20.Ra6 Qg8 21.Bb5=) 20...Qa3-+ 21.Ng6 (21.Qg7 Rf8 22.Ng6 Nd4 23.cd4 Qc1 24.Ke2 Rc2 25.Bc2 Qc2 26.Ke1 Qc1 27.Ke2 Bb5 28.Rd3 Qc2 29.Kf3 fg6 30.Qf8 Kf8 31.Re3 Qf5 32.Kg3 Qg5 33.Kh2 Qh5 34.Rh3-+) 21...Qc3 22.Ke2 Nd4 (22...Nd4 23.Ke3 Qc1 24.Kd4 Qc5) 0–1. Rosenberg,Oliver (2030) – Stenzel,Thomas (2225), Dresden ZMD op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Bd7 7.c3 Nc6 8.Bd3 h6)

9.h4 Nge7 10.Na3 Nc8 11.h5 Na5 (11...Be7 12.0-0-/+) 12.Nh4 (12.Be3 Nb6=+) 12...Nb6-/+ 13.Rb1 (13.Nf3 Be7-/+) 13...Qc8 14.0-0 Nac4 (14...Qc3 15.Bb2 Qb3 16.Qb3 Nb3 17.Nb5-/+) 15.Nb5 (15.Nc4!? Nc4 16.Nf3-/+) 15...Qc6-/+ 16.Qf3 (16.Qb3 Qb5 17.Qb5 Bb5 18.Rb5 Be7-/+) 16...a6-+ 17.Nd6 Nd6 18.ed6 Bd6 19.Qg4 Bf8 (19...Kf8 20.Rb3-+) 20.Nf3-/+ f6 (20...Nc4 21.Bc4 Qc4 22.Ne5-/+) 21.Qg6 (21.Nh4 g5 22.Ng6 Rg8-/+) 21...Kd8 22.Re1 Nc4 23.Qg3 (23.Bf4 b5-/+) 23...b5-+ 24.Nh4 Be8 (24...g5 25.Ng6 Rg8 26.Nf8 Rf8 27.Bc4 dc4 28.Ba3-/+) 25.Qg4 (25.Ng6 Bg6 26.Qg6 a5-/+) 25...f5 (25...e5 26.Ng6 Bg6 27.Qg6-/+) 26.Qe2 Bf7 27.Qf3 (27.Ng6 Bg6 28.hg6 Kd7-/+) 27...Be7 (better 27...Nd6-+) 28.Nf5? (better 28.Qg3-/+) 28...ef5-+ 29.Bc4 Qc4 (29...bc4!? 30.Qf4 Qd6 31.Re5-+) 30.Qf5 Bf6 (30...Qc3 31.Bb2 Qc6 32.Qf7+=) 31.Ba3 Qc6 (31...Qc3 32.Bc5 Qa5 33.Re6 Be6 34.Qe6=) 32.c4 (32.Be7 Be7 33.Qf7-+) 32...dc4 (32...Qc4 33.Bc5 Bd4 34.Be7 Kc7 35.Qf7+-; 32...bc4 33.Bc5 Qd7 34.Qd7 Kd7 35.Rb7 Kc6 36.Reb1=+) 33.d5 (33.Be7 Be7 34.Qf7 Bf6-+) 33...Qd7 (33...Bd5 34.Red1 Kc7 35.Rd5+-; 33...Qd5 34.Rbd1 Bd4 35.Be7 Kc7 36.Qf4 Kb7 37.Rd4+-) 34.Qf4 White intends d6 (34.Be7 Be7 35.Qf7 Bc5-+) 34...Re8 (34...Bh5 35.Re6 Kc8 36.Rd6-+; 34...Qd5 35.Rbd1 Kc8 36.Rd5 Bd5 37.Qf5 Kc7 38.Qd5+-) 35.Bc5 (35.Bb4 Bh5 (35...Bd5?! 36.Ba5 Kc8 37.Re8 Kb7 38.Ra8 Ka8 39.Rd1=; 35...Qd5?? 36.Ba5 Kd7 37.Qc7) 36.Ba5 Kc8-+) 35...Kc8 (35...Bh5 36.Bb6 Kc8 37.Re6-+) 36.d6 (36.Re8 Qe8 37.d6 Qe5-+ (37...Bh5?! 38.Qf5 Kb7 39.Qd5 Qc6 40.Qh5-/+)) 36...Re1 37.Re1 Bd5 (better 37...Bh5!? 38.Qe4 Kb8 39.Rb1-+) 38.Rd1 Bc6 39.Be3 (39.Bd4 Bg5 40.Qg3 Qf7 41.Qg4 Bd7-+) 39...Bg5 (39...Bg5 40.Qd4 Be3 41.Qe3 Kb7-+) 0–1. Wiander,Michael (2245) – Emmoth,Alfons (2040), 46th Rilton Cup Stockholm SWE, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 h6)

9.h4 h5 10.Ng5 (10.Ba3!? Be7 11.Nbd2=) 10...Qa5+= 11.Bd2?? (better is 11.Qb3+=) 11...a2-+ 12.Qc2 (12.c4 Bb4 (12...ab1Q?! 13.Qb1 Qc7 14.Nf7 Kf7 15.Bg6 Ke7 16.Ba5-+) 13.Bb4 Nb4-+ (worse is 13...Qb4 14.Nd2-+; 13...ab1R?! 14.Ba5 Rd1 15.Kd1-/+)) 12...ab1Q (12...ab1N?! 13.Ra5 Nd2 14.Rb5=; worse is 12...ab1R 13.Rb1 Qc7 14.0-0-+) 13.Qb1 Qc7 14.Nf7 Kf7 15.Bg6 Ke7 16.Bg5 Nf6! 17.Rh3 Ne5! 18.de5 Qe5 19.Re3 Qh2 20.Qb7 Rb8 21.Qa7 Kd8 22.Bf7?? Qg1-+ 23.Ke2 Rb2 24.Kd3 Qf2 25.Qa8 Ke7 26.Re6 Kf7 27.Rf6 gf6 28.Qd5 Kg6 (28...Kg6 29.Ra5 Qe2 30.Kd4 Bg7 31.Qd7 Qd1 32.Bd2 Qd2 33.Ke4 Qd7 34.Kf4 Qg4 35.Ke3 Re2 36.Kd3 Qe4) 0–1. Capron,Daniel (2160) – Baldy,Philippe (2275), FRA–chT France, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

9.0-0 a6

10.Ba3 Ba3 11.Na3 Rc8 12.Qe2 (12.Nc2 Na5 13.Ra3 Ne7=) 12...Na5 (12...Nge7 13.Qb2=) 13.c4 (13.Qb2!?=) 13...dc4=+ 14.Bc4 Bc6 (14...Ne7 15.Bd3-/+) 15.d5=+ ed5 16.e6? (16.Bd3 Ne7=+) 16...Nf6?? (16...dc4 17.ef7 Kf8 18.fg8Q Rg8=) 17.ef7 Kf7 18.Ne5 Kg8 19.Bd3 Qd6 20.Ng6 (20.Qb2 Nd7 21.Ng6 Nc5=+) 20...Re8-/+ 21.Qd2?? (better 21.Qd1-/+) 21...Nb3-+ 22.Qd1 Na1 23.Qa1 Ng4 24.f4 (24.g3 Ne5 25.Ne5 Qe5 26.Qc1-+) 24...Qc5 (24...Qc5 25.Kh1 Nf2 26.Rf2 Qf2-+) 0–1. Jukes,Sam (1795) – Dilleigh,Stephen P (2055), 1st The Four Nations Chess League Sprin, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 h6)

10.Na3 b5 11.Nc2 Na5 12.Ne3 Bc6 13.Ne1 Nc4 14.f4 g6 15.g4 White intends f5 (15.Nf3 Ne7=+) 15...Ne7-/+ 16.N1g2 Qd7 17.Qf3 a5 18.f5 g5 (18...gf5 19.gf5 ef5 20.Nf5 Nf5 21.Bf5=+) 19.fe6=+ Qe6 (19...fe6? 20.Qf6 Rg8 21.Bh7+-) 20.Bf5 (20.Nf5!?=) 20...Nf5-/+ 21.gf5 Qd7 22.e6 (22.Qh5 Bg7=+) 22...Qb7 (22...fe6 23.Re1 0-0-0 24.fe6 Qe6 25.Qh5-/+) 23.ef7 Kd8 (23...Qf7 24.Nc4 bc4 25.Ne3-/+) 24.Nc4 dc4 (24...bc4 25.Qh5 Be7 26.Re1+-) 25.d5 Bd7 (25...Bd5? 26.Rd1 Ke7 27.Rd5 Kf7 28.Rb1+-) 26.Be3 Bd6 (26...Ra6 27.h4 gh4 28.Nf4 Bf5 29.Bd4=) 27.Rad1 Kc7 (27...b4 28.Qh5 Ba4 29.Qg6=) 28.Qh5= b4 (28...a4=) 29.Rd4 (29.Bd4!? Rhf8 30.Ne3+=) 29...Bb5=+ (29...bc3? 30.Rc4 Kb8 31.Qg6+-) 30.Bf2 Rad8 (30...Bc5 31.Rdd1 Be7 32.d6 Bd6 33.Rd6 Kd6 34.Qg6 Kc7 35.Bg3 Kc8 36.Qg8 Rg8 37.fg8Q Kd7 38.Qf7 Kc8 39.Qf8 Kd7 40.Rd1 Qd5 41.Qf7 Kd8 42.Rd5 Bd7 43.Qd7) 31.Qg6 (31.Ra1 bc3 32.Ra5 c2=+) 31...b3 (31...Bc5 32.d6 Kb8 33.Rdd1=) 32.Ne3 (32.Bg3 Qb6=) 32...Qa6 (32...Bc5 33.Qe6 Kb8 34.Re4=+) 33.Bg3 a4 34.Bd6 Qd6 (34...Rd6?? 35.Qg7 Rd7 36.d6 Kb6 37.Qh8 Rf7 38.Qh6+-) 35.Nc4 (35.Ra1 Qc5=) 35...Qc5 36.d6 Kb8 37.Qe6 Bc6? (37...Bc4 38.Qc4 Qc4 39.Rc4 Rd6 40.Ra4 Rb6+-) 38.Qe5+- Qa7 39.d7 Ka8 40.Qd6 Bb5 41.Qd5 Qb7 42.Nb6 Ka7 43.Qb5 Qb6 44.Qa4 Kb7 45.Rb1 b2 (45...Ra8 46.Qc4 b2+-) 46.Qc2 Kc7 47.Rb2 Qa7 (47...Qc5 48.Qf2 Qe5+-) 48.Qe2 Qc5 49.Rb5 (49.Rb5 h5 50.Rc5 Kb6 51.Rb5 Kc7 52.Qc4) 1–0. Lenier,J (2110) – Levesque,T (2090), e2e4 Brighton Masters, 2013. (=1.e4 e6 2.Nf3 c5 3.e5 d5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 h6)

10.Na3 Rc8 11.c4 Nb4 12.c5 b6 13.cb6 Qb6 14.Rb1 Ne7 15.Ba6 Qa6 16.Rb4 Ng6 17.Rb3 Ba4 18.Qd3 Qd3 19.Rd3 Be7 20.Bd2 0-0 21.Rb1 Rb8 22.Rb8 Rb8 23.g3 Bb3 24.Bc1 Ba4 ½–½. Emodi,Gyula (2415) – Portisch,Gabor (2295), HUN–chT2, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3 h6)

10.Na3 Rc8 11.c4 Nb4 12.cd5 Nd5 13.Re1 Bb4 (13...Bc6 14.Bd2=+) 14.Nc4 (14.Bd2 Be7=) 14...Be1 (14...Bb5 15.Nfd2-/+) 15.Nd6=+ Kf8 16.Qe1 Rc7 17.Ba3 Nge7 18.Nd2 b5 (18...Kg8!?-/+) 19.Bc5 Kg8 (better 19...Bc8!?-/+) 20.Ra6= Nc8 (20...b4 21.N2c4=) 21.Ra8+= (worse 21.Nb5 Rc5 22.dc5 Nb4=+) 21...Bc6 22.Rb8 The pressure on the isolated pawn grows 22...Qd7 23.N2e4 (23.Bb5?! Bb5 24.Nb5 Rb7 25.Rc8 Qc8=) 23...Nf4 24.Qe3 (24.Bc2 Nd5+-) 24...Nd3 25.Qd3 Be4 26.Qe4 Rc6?? (better 26...f5 27.Qe2 Kh7 28.Nb5 Rc6=) 27.f4 (27.Qc6 Qc6 28.Rc8 Qc8 29.Nc8 Kh7+-) 27...g6? (better 27...Rc7+-) 28.Qc6!!+- Qc6 (28...Qc6 29.Rc8 Double attack (29.Rc8 Decoy)) 29.Rc8 Qc8 30.Nc8 Kg7 31.Na7 (better 31.Nd6!? Rb8 32.Ba7 Ra8 33.Nb5 g5+-) 31...Rb8 32.Nc6 Ra8 33.Kf2 Ra2 34.Kf3 Rc2 35.Kg3 Rb2 36.Nb4 Rb3 37.Kh4 Rb2 38.Kh3 Rb3 39.g3 Rb2 40.d5 ed5 41.Nd5 Rc2 42.Bb4 Rb2 (42...h5+-) 43.e6! (43.e6 fe6 44.Bc3 Kf7 45.Bb2 ed5 46.Kg4+-) 1–0. kovacic (2190) – Rettich (2185), ChessWorld.net, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 h6)

10.Na3 Nge7 11.Nc2 Na5 12.Rb1 Nec6 13.Nfe1 b5 14.f4 g6 15.Kh1 Nc4 16.g4 White prepares the advance f5 (16.Nf3 Be7+=) 16...Qh4 (16...Be7 17.Bc4 bc4 18.Kg1-/+) 17.Ng2 Qd8 18.f5 (18.Nge1 Be7 19.Bc4 bc4 20.Kg1-/+) 18...gf5-/+ 19.gf5 ef5 20.Nf4 Ne7 21.Qf3 Be6 22.Ne3 Ne3 23.Be3 Rc8 24.Bd2 Qb6 25.Nh5 Kd8 26.Ng3 Rg8 27.Nf5 Nf5 28.Bf5 Bf5 29.Qf5 Rc7 30.Qf3 Rd7 31.c4= Qd4 32.Ba5 Kc8 33.cb5 ab5 34.Rfc1 Bc5 35.Bb6 Rg1 36.Rg1 Bb6 37.Rgc1 Bc7 38.Qe2 b4 39.Ra1 Qe4+= 40.Qe4 de4 41.Rc4 e3 42.Rb4= Rd2 43.Re4 Bb6 44.Re1 Kd7 45.R1e3 Be3+= 46.Re3 Ke6 ½–½. Olsarova,T (2215) – Medic,Mir (2275), 11th Mediterranean Flower, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3)

10.Qe2 Rc8 11.Na3 (11.Ba3 Ba3 12.Na3 Na5=) 11...Na5=+ 12.c4 (12.Bb2 Qc7=+) 12...dc4 (12...Nb3!? 13.Ra2 dc4 14.Nc4 Nc1 15.Rc1 b5 16.Nd6 Bd6 17.Rc8 Bc8 18.ed6 Qd6-/+) 13.Nc4=+ Nc4 14.Bc4 Ne7 15.Bd3 (15.Ba3 Bc6 16.Bd3 Qd7=+) 15...Nd5 16.Bd2 Be7 17.Rfb1 Bc6 18.Ba5 Qd7 19.g3 (19.Bd2 0-0-/+) 19...0-0 20.Bd2 Rfd8 21.Ne1 (21.Ba5!? b6! 22.Bd2-+) 21...Nc7-+ 22.Be3 Nb5 (22...Qd5 23.f3-+) 23.Qg4? (23.Bb5 Bb5 24.Qg4 Bf8-+) 23...Kf8 (23...Qd5 24.f3 Nd4 25.Bd4 Qd4 26.Qd4 Rd4 27.Rc1-+) 24.Bh6?? (better 24.Bf1-/+) 24...gh6-+ 25.Bh7 (25.Bb5 Bb5 26.Nf3-+) 25...Bg5 26.h4 Qd5 27.f3 (27.Qh3 Bd2 28.Nc2 Bc3-+) 27...Be3 28.Kh2 (28.Kh1 Bd4 29.Be4 Qe5-+) 28...Nd4 (28...Bd4!? 29.Be4 Qe5 30.Nd3-+) 29.Qg8 (29.Be4 Qe5 30.Bc6 Nc6-+) 29...Ke7 30.Qg7 (30.Qg4 Nf3 31.Nf3 Qf3 32.Qf3 Rd2 33.Qg2 Bg2-+) 30...Nf3 31.Nf3 Qf3 32.Ra2 Bd2 33.Rg1 (33.Qf6 Qf6 34.ef6 Kf6-+) 33...Rd4 (33...Qf2 34.Kh3 Qg1 35.Qf6 Ke8 36.Qh8 Kd7 37.Rd2 Kc7 38.Qd8 Rd8 39.Rf2 h5 40.Be4 Qf2 41.Bd5 Bd5 42.g4 Qg2) 34.Rd2 (34.Qf6 Qf6 35.ef6 Kf6-+) 34...Rd2 35.Kh3 Qf2 36.Bg6 (36.Qf6 Qf6 37.ef6 Kf6 38.Bb1-+) 36...Bg2 (36...Qh2 37.Kg4 Bf3 38.Kf4 Rc4 39.Be4 Re4 40.Kf3 Qe2) 37.Rg2-+ Qg2 38.Kg4 Qe2 (38...Rf2 39.Qf7 Rf7 40.Bf5 Rf5 41.h5 Rc4) 39.Kh3 Qf1 (39...Rc4 40.Qf7 Kd8 41.Qf8 Kc7 42.Qe7 Kb8 43.Qe8 Ka7 44.Qb8 Kb8 45.Be4 Qf1 46.Kg4 Qf5) 40.Kg4 Rd3! 41.Kh5 (41.Bd3 Qd1 Double attack (41...Qd1 Decoy)) 41...Rg3 42.Qh7 (42.Qf8 Rf8 43.Bh7 Qf3 44.Kh6 Qg4 45.Be4 Qh4) 42...Qf3 (42...Qd1 43.Kh6 Qc1 44.Kg7 Rg8 45.Qg8 Rg6 46.Kh8 Qh6 47.Qh7 Qf8 48.Qg8 Qg8) 43.Kh6 Rg6 44.Qg6 fg6 45.h5 (45.Kg6 Qf7 46.Kh6 Rh8 47.Kg5 Qf5) 45...gh5 (45...Rh8 46.Kg7 Qf8 47.Kg6 Qh6) 46.Kg5 (46.Kh7 Qg4 47.Kh6 Rh8) 46...Qg4 47.Kh6 Rh8 0–1. kovacic (2315) – Rettich (2130), ChessWorld.net, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 h6 9.0-0 a6)

8.Bd3 Nh6

9.0-0 Rc8 10.Na3 (10.Bh6 gh6 11.Na3 a6=) 10...a6 (10...Nf5 11.Bf5 ef5 12.Qb3=) 11.Qe2 (11.Bh6!? gh6 12.Qd2=) 11...Nf5+= 12.g4 (12.Bf4 Na5 13.Qb2 Be7+=) 12...Nh4-/+ 13.Nh4 (13.Bf4 Na5 14.Nb1 Nf3 15.Qf3 Be7-/+) 13...Qh4 14.Kh1 (14.f4 Na7-/+) 14...Na5-+ 15.Bb2 h5 16.g5 (16.f3 Ba3 17.Ra3 Nc4-+) 16...Be7 (better is 16...Nb3!? 17.Ra2 Qg5-+) 17.f4 Nb3 18.Ra2 0-0 19.Nc2 Kh8 (19...Rc6 20.Ne3 Rfc8 21.Ng2=) 20.Ne1 f6 21.Ng2 Qg4+= 22.Rf3 h4 23.gf6 gf6 24.h3 Qh5 25.ef6 Rf6 26.Qf2 Rff8 27.f5+= Nd2 28.Nf4?? Qf3-+ 29.Qf3 Nf3 30.Ng6 Kg7 31.Ne7 Rce8 32.Ba3 Rf7?? 33.Rg2+= Kh8 34.Ng6 Kh7 35.fe6 Be6= 36.Nh4 Bf5+= 37.Nf3 Bd3 38.Ng5 Kg7 39.Nf7 Kf7 40.Rf2 Kg6 41.Kh2 ½–½. De Lagontrie,Jean (2095) – Debailleul,Pierre (1940), Bethune op, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.0-0 Be7 10.Na3 a6 11.Bh6 gh6 12.Qb1 Na5 13.Bh7 Rc8 14.Qc2 (14.Rc1 b5 15.Ra2 Qc7=) 14...b5 15.Nb1 b4 16.Bd3 Bb5 17.Bb5 ab5 18.Qd3 Qb6 (18...Nc4 19.cb4 Bb4 20.Rc1+=) 19.cb4+= Bb4 20.Na3 Nc4 21.Nc2 Be7 22.Nd2 Kd7 (22...Rg8 23.Rfb1=) 23.f4 (23.Rfb1 Ke8+=) 23...Ra8 (23...Nb2 24.Qb3 Nc4 25.Nf3=) 24.Nb3 Ra4 25.Kh1 Na5 (25...Qc6!?=) 26.f5+- Nb3 27.Qb3 White gets in control 27...Ra1 28.Ra1 Rc8 29.f6 Bf8 30.h3 h5 (30...Kd8 31.Rb1+=) 31.Rb1 (31.Qf3+=) 31...b4 (better 31...Kd8!?+=) 32.Nb4+- Rb8?? (better 32...Ra8+-) 33.Na6!!+- Qb3 Threatening mate... how? (33...Qa6 Deflection from b8 34.Qb8) 34.Nb8 Qb8 35.Rb8 Bh6 36.g4 hg4 37.hg4 Kc6 38.Kg2 Be3 39.Rf8 Bd4 40.Rf7 Be5 (40...Bc5 41.g5 d4 42.g6+-) 41.g5 d4 42.g6 d3 43.Kf3 Bf4 44.g7 (44.g7 d2 45.Ke2+- (45.Kf4?! d1Q=)) 1–0. Sarkar,J (2320) – Skotheim,Andreas (2070), TV2 Fagernes GM Open, 2018. (=1.e4 c5 2.Nf3 e6 3.b4 d5 4.e5 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nh6)

9.0-0 Be7 10.Kh1 (10.Bh6 gh6 11.Na3 Rc8=) 10...Rb8 (10...Ng8 11.Ne1-/+) 11.Na3 (11.Bh6 gh6 12.Na3 Rc8=) 11...a6 Covers b5 (11...Ba3 12.Ra3 Ng8+=) 12.Qe2 (12.Bh6 gh6 13.Qc1 Bg5=) 12...b5 (better is 12...Ng8!?-/+) 13.Nc2 Qb6 (13...Rb6 14.Ba3 Nb8 15.Be7 Ke7 16.Ng5=) 14.Bh6 gh6 Black has the pair of bishops 15.Nd2 (15.Qd2 Bf8=) 15...a5 16.Qh5 b4 17.Rab1 (17.cb4 Bb4 18.Nf3 Bc3=) 17...Qd8 (better is 17...a4 18.cb4 Nd4-/+ (worse is 18...Bb4 19.Nf3+=)) 18.cb4= Bb4 19.Qh6 Traps the king in the center 19...Bf8 Black threatens to win material: Bf8xh6 20.Qh5 h6 21.f4 Nb4 (better is 21...Rb1!? is an interesting idea 22.Rb1 Rg8+=) 22.Nb4 ab4 23.f5 Qg5 24.Qe2 ef5? 25.e6!+/- Decoy: e6 25...Be6? 26.Qe5 Qd2?? the position was bad, and this mistake simply hastens the end 27.Qb8 Ke7 28.Qc7 Kf6 29.Qe5 Kg6 30.Bf5 (30.Bf5 Kh5 31.Be6 Qg5 32.Bf7 Kh4 33.Rf4 Qf4 34.Qf4) 1–0. Novak,Ksenija (2090) – Dedijer,Sanja (2050), Busevec op U20 Girls, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.0-0 Nf5 10.Ba3 Ba3 11.Na3 =.

9.0-0 Nf5 10.Na3 Be7 (10...a6 11.Nc2=) 11.g4 Nh4 12.Nh4 (12.Nb5 Ng6+=) 12...Bh4 (12...Ba3 13.Ba3 Qh4 14.Be2=) 13.Nb5 Be7 14.Ba3 (14.Nd6!? Bd6 15.ed6=) 14...Ba3= 15.Ra3 0-0 16.f4 f6 17.c4 (17.Nd6!?= is worth looking at) 17...fe5+= 18.de5 (18.fe5 Rf1 19.Qf1-/+) 18...Qh4?? White king safety dropped. releasing the pressure on the opponent (18...Qb6!? 19.Kg2 dc4 20.Bc4 Ne5 21.fe5 Bb5 22.Rf8 Rf8 23.Bb5 Qb5-+) 19.Kg2 (19.cd5!? ed5 20.Be2+=) 19...Ne7 (19...Nb4 20.Be2+=) 20.Nd4 (20.Ra7?? White will choke on that pawn 20...dc4 21.Ra8 Ra8 22.Bc4 Bb5 23.Be6 Kh8-+; 20.Na7 is clearly weaker 20...Nc8 21.Bc2 h5-/+ (21...Na7 is much worse 22.Rh3 Qe7 23.Bh7 Kf7 24.f5+-; 21...Ra7?! 22.Rh3 Qd8 23.Bh7 Kf7 24.cd5=)) 20...Rac8 21.Bb1 Rc4 Wins material. A classical outpost. 22.Rg3 Ng6-/+ 23.Bg6 hg6 24.Rh3 Qe7 25.Rd3 Rfc8 0–1. Salmensuu,Olli (2425) – Keskisarja,Teemu (2285), FIN–chT, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Bd7 8.Bd3)

9.0-0 Ng8 10.Na3 h6 11.Rb1-/+.

9.Bh6 gh6 10.Qc2? f5 (better 10...Rc8!? 11.Be2 Qa5-+) 11.0-0 (11.Na3 Rc8 12.Qb2 a6=) 11...Rc8=+ 12.Qe2 (12.Na3 Nb4 13.Qd2 Nd3 14.Qd3 a6=+) 12...Rg8 (12...Qa5 13.Qa2-/+) 13.Re1? (13.Na3 a6=) 13...Qe7 (better 13...Qa5-+) 14.Na3= Qg7 15.g3 Ba3 (15...a6 16.Qb2 Qg4 17.Be2=) 16.Ra3+= Kf8 17.Nd2 (17.Qe3 b6+=) 17...Be8 18.Nb3 b6 19.c4 (19.Ra2=) 19...Nb4 (better 19...dc4!? 20.Bc4 Qe7=+) 20.c5+= Qd7 (20...Qe7 21.Rea1 Rc7 22.Qd2 Nd3 23.Qd3+=) 21.Rea1 (21.Ba6 Na6 22.Qa6 Rb8+-) 21...Rc7+= 22.cb6 ab6 23.Ra8 (23.Qd2 Nd3 24.Qd3 Qe7+=) 23...Kg7= 24.Qd2 Nd3 25.Qd3 Qb5 26.Qe3 Rf8 (26...Bd7 27.Rg8 Kg8 28.Qh6 Qb3 29.Qg5 Kf7 30.Qf6 Ke8 31.Qh8 Kf7 32.Qh7 Ke8 33.Qg8 Ke7 34.Qg5 Ke8 35.Qh5 Kf8 36.Ra8 Rc8 37.Rc8 Bc8 38.Qh8 Ke7 39.Qc8 Qb1 40.Kg2 Qe4 41.f3 Qe2 42.Kh3 Qf3 43.Qc7 Ke8 44.Qc6 Kf7 45.Qd7 Kg6 46.Qe6 Kg5 47.Qf6 Kh5 48.Qf7 Kh6 49.Qf8 Kg6 50.Qe8 Kh6 51.Qc6 Kh5 52.Qc2=) 27.Nc1 (27.Nd2 f4 28.gf4 Qc6+=) 27...f4= 28.gf4 Bg6 29.Rf8 Kf8 30.Ne2 Kg7 31.h3 Qb2 32.Ra8 b5 33.f5 (33.Ra6 b4 34.Kh2 Rc2 35.Ra7 Kg8 36.Ra8 Kg7 37.Ra7 Kg8 38.Ra8 Kg7 39.Ra7=) 33...Qb1 (worse 33...Bf5 34.Qg3 Bg6 35.Nf4 Qb1 36.Kh2+=) 34.Kh2 (34.Kg2 Qf5 (worse 34...Bf5 35.Qg3 Bg6 36.Nf4+=) 35.Rb8 Qg5 36.Qg3 Be4 37.Kf1 Qg3 38.fg3 Bd3=) 34...Qf5=+ (34...Bf5 35.Nf4 Rc1 36.Qg3 Bg6 37.Ne6 Kf7 38.Qf4 Qf5 39.Rf8 (39.Qc1?? Qf2 40.Kh1 Be4) 39...Ke6 40.Rf5 Rh1 41.Kh1 Bf5 42.Qh6 Bg6 43.Qf8+-) 35.Ng3 (35.Rb8 Rf7 36.Kg1 Qg5 37.Ng3 Qe3 38.fe3 Rf3=+) 35...Qg5 (35...Qf7 36.Ne2 b4 37.Rb8-/+) 36.Qa3 (better 36.f4!? Qe7 37.f5 ef5 38.Ne2=+) 36...Rf7-/+ 37.Qb2? (better 37.Ra7!?-/+) 37...h5-+ 38.Ra3?! (38.Nf1 h4 39.Ra1 b4-+) 38...h4 39.Qb5 (39.Nf1 b4 40.Re3-+) 39...hg3 40.fg3 Qd2 (40...Qd2 41.Kh1 Be4 42.Rf3 Bf3 43.Kg1 Qg2) 0–1. Panko,Eduard (1945) – Jakab,Bela (2255), MSR Deti a Mladeze CH16, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Bd7 8.Bd3 Nh6)

7.c3 Be7

8.Ba3 f5 9.Be2 Nh6 10.0-0 0-0 11.Be7 Ne7 12.Na3 Bd7 13.Nb5 Bb5 14.Bb5 Nf7 15.Qd2 a6 16.Bd3 Qc7 17.Rfc1 b5 18.Ra3 Ra7 19.Rca1 Rfa8 20.g3 Qd8 21.Bb5+= Qb6 22.Bd3 a5 23.Rb1 Qc7 24.Ra4 Nc8 25.Qb2 Nd8 26.c4 Rb7 27.Qc2 1–0. Hiaja,Herve – d'Aragona,Vittoria, CL6–2009.02.04, 2009.

8.Ba3 h5 9.h4 (9.Bd3 h4=) 9...a6 10.Bd3 Bd7 11.Be7 Nce7 12.Ng5 Nf5 13.Qf3 (13.Bf5 ef5 14.0-0 Qc7=) 13...g6 (13...Nge7 14.Qe2+=) 14.g4 (better is 14.Bf5!? gf5 15.Nd2+=) 14...hg4-/+ 15.Qg4 Ngh6 16.Qf4 Qb6 17.Qd2 ½–½. Grechanovskaya,Elena (2140) – Capek,Ivan (2180), Decin op, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

8.Na3 f6 9.Bb5 fe5 (better 9...Bd7!?=+) 10.Ne5+= (worse 10.de5 Qc7=+) 10...Bd7 11.Qh5 (worse 11.Nd7 Qd7 12.Qh5 g6=+) 11...g6 12.Ng6 Nf6 (12...hg6 13.Qh8 Pinning (13.Qh8 Deflection)) 13.Qh6 Rg8 14.Bc6 (14.Ne7 Qe7 15.Bc6 Bc6=) 14...Bc6 (14...Rg6 15.Bd7 Qd7 16.Qh3=+) 15.Ne5 Rg2 16.Bg5 Ng8?? (16...Qa5 17.Bd2 Bd7=+ (17...Ba3? 18.Qf6 Qb5 19.Ra3 Qb1 20.Ke2+-)) 17.Qh5 (17.Qh5 Kf8 18.Qf7) 1-0. Kountaras,Marcelo Daniel (1675) - Fortunati,Federico, XX Rio Grande Domingo Int, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

8.Bd3 a6 9.Na3 Na5 10.0-0 =.

8.Bd3 Bd7 9.0-0 f5 10.ef6 Nf6 11.Re1 0-0 12.Ng5 Qc8 13.Qe2 Nd8 14.Bd2 h6 15.Nf3 Bd6 16.Nh4 Be8 17.Na3 a6 18.Nc2 Bh5 19.f3 Qc7 20.g4 Bf7 21.Ng6 Bg6 22.Bg6 Bf4 23.Ne3 Ne8 24.Be8 Re8?? (better is 24...Be3 25.Qe3 Re8-/+) 25.Nd5!+- ed5 26.Qe8 Kh7 27.Bf4 (better is 27.g5 Bh2 28.Kh1+-) 27...Qf4 28.Qe3 Qf7 29.Qd3 Kh8 30.Re3 Ne6 31.Qf5 Qf5 32.gf5 Nf4 33.Rae1 Kg8 34.Re8 Re8 35.Re8 Kf7 36.Rc8 b5 37.Kf2 a5 38.Rb8 b4 39.cb4 Nd3 40.Ke3 Nb4 41.Ra8 Kf6 42.Ra5 Kf5 43.Rb5 Nc2 44.Kd2 Na3 45.Rd5 Kf4 46.Kd3 1–0. Franciskovic,Vinko (2020) – Zavacki,Ivan (2145), Zupanja op–B, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Be7)

8.Bd3 f6 9.Qe2 (9.Na3 fe5 10.de5 Qa5+=) 9...Bd7 10.0-0 fe5 11.de5 (11.Ba3? fails to 11...e4 12.Be4 de4-+; 11.Ne5?! Nf6=) 11...Bc5 12.Ng5 g6 Consolidates f5 13.Re1 (13.Na3 Ba3 14.Ra3 Nge7+/-) 13...Nge7= 14.Qg4 (14.Ba3!? Ba3 15.Na3=) 14...Qb6 White has an active position 15.Re2 0-0-0 (15...Rf8 16.Nh3+=) 16.Na3 (16.Ba3 Rhf8 17.Nf3 Rde8=) 16...Rdf8 Black threatens to win material: Rf8xf2 (better is 16...Qb3 17.Rc2 Ne5-/+) 17.Raa2?? (17.Nf3 Bf2 18.Kh1 a6+=) 17...Nf5?? Black plans d4. Black has let it slip away (better is 17...Qb3 and Black has reached his goal 18.Reb2 Qc3-+) 18.Nf3 d4 (18...Qb3!? 19.Rec2 a6+=) 19.cd4 (19.Reb2 Qc7 20.Nb5 Ne5 21.Ne5 Qe5=) 19...Nfd4 20.Nd4 Bd4 21.Rac2 Kb8 White has an active position 22.Nc4 White threatens to win material: Nc4xb6 22...Qb3 Black threatens to win material: Qb3xd3 23.Qe4 Rf5 The pressure on e5 grows 24.Ba3 b5?? forfeits the advantage (better is 24...g5 is just about the only chance 25.g3 Ka8=) 25.Bd6+- Ka8 26.Na5 Qb1 27.Re1 Bf2 28.Rf2 Qd3 29.Qd3 Na5 30.Rf5 gf5 31.Bc7 (31.Bc7 Bc6 32.Ba5+-) 1–0. Lange,Corinna – Manger,Erika, Thueringen–ch HT, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

7.c3 Nge7

8.Na3 a6 9.Bd3 Bd7 10.h4 (10.0-0 Ng6=) 10...Na5 11.Ng5 h6 12.Qh5? (better 12.Nh7=+) 12...g6-+ 13.Nf7 Kf7 (13...gh5?? 14.Nd6) 14.Qf3 Kg8 15.h5 Qe8 (15...g5!? 16.0-0-+) 16.hg6 Bg7 (16...Nb3 17.Rb1 Nc1 18.Rc1 Ng6 19.Nc2-+) 17.Qh5 (17.Bc2 Nac6-/+) 17...Nb3 18.Rb1 Nc1 19.Rc1 Rc8 20.Kd2 Qf8 21.Qh4 (21.Ke2 Ng6! 22.Qg6 Qa3-+) 21...Nf5 22.Bf5 Qf5 (22...ef5?! 23.Nc2-/+; 22...Qa3?! 23.Bd3-+) 23.f4 (23.Qg3 Be8-+) 23...h5 (23...Be8 24.Qg3-+) 24.Nc2 (24.Rb1 Qg6 25.g3 Bc6-+) 24...Qg6 25.Ne3 Bh6 (25...Bb5 26.f5 ef5 27.Qf4-+) 26.g3? (26.Rh3 Kf8 27.Qh5-+) 26...Bb5 27.c4 Bc4 28.Rc3 Qe4 29.f5 (29.Nc2 Qe2 30.Kc1 Qg4 31.Qg4 hg4-+) 29...Be3 (29...Qg2! 30.Kc1 Be3 31.Re3 Bb3 32.Rc3 Rc3 33.Kb1 Qa2) 30.Re3-+ Qf5 31.g4 Qf4 (31...Qg4 32.Rg3 Qg3 33.Qg3 Kf7 34.Qf4 Ke8 35.Qf6+-) 32.gh5 Qh4 33.Rh4 Kh7 (33...Rh6 34.Rf3-+) 34.Rf4 Rhf8 35.Rf6 Rf6 36.ef6 Re8 37.Rg3 (37.f7 Rf8-+) 37...Kh6 38.Ke3 Rf8 39.Kf4 (39.Rg7 b5 40.Ra7 b4-+) 39...Rf6 40.Ke5 Rf2 41.Ke6 Kh5 42.Kd6 b5 43.Kc5 a5 44.Kb6 (44.Ra3 a4-+) 44...b4 0–1. Otter,Nils (1755) – Lange,Cecilia (1885), Lichtenberger Sommer, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7)

8.Na3 Bd7 9.Bd3 Ng6 10.Ng5 (10.0-0 Be7+=) 10...Qa5-/+ 11.Qd2 Rc8 12.0-0 Qd8 13.Qe2 Be7 14.Qh5 Bg5 (14...Qa5!? 15.Bb2 Nd4 16.cd4 Qd2 17.Nf7 Kf7 18.Qf3 Kg8+=) 15.Bg5+= Nce7 16.Bd2 (16.Nb5 Bb5 17.Bb5 Kf8=) 16...a6 17.f4 (17.c4!?+=) 17...0-0 18.g4 f5 19.ef6 Rf6 20.Rf3 Nf8 21.Re1 Rh6 22.Qg5 Nc6 23.f5 Rf6 24.Qh4 Qe8 25.g5 Rf7 26.Rh3 e5 27.de5 Bf5 28.e6 Re7? 29.Bf5+- g6 30.Bg4 Nd8 31.Bf3 Qc6 32.Qd4 Nde6 33.Bd5 Qc7 34.Rhe3 Rd8 35.Re6 (35.Re6 Ne6 36.Re6 (36.Be6?! Re6 37.Re6 Rd4 38.cd4 Qd7+=) 36...Rd5 37.Qd5 Re6 38.Qe6 Qf7 39.Qd6+-) 1–0. Cuartas,Carlos Enrique (2330) – Calderon,D, Skopje ol (Men) qual–G, 1972. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7)

8.Na3 Nf5 9.Nb5 h5 10.Bd3 Be7 11.0-0 g6 12.Ba3 a6 13.Be7 Nce7 (worse is 13...Qe7 14.Bf5 gf5 15.Nd6 Kd7 16.c4+/-) 14.Qb3 Rb8 15.Na3 b5 16.Nc2 0-0 17.h3 Nc6 18.Nb4 Qb6 19.Bf5 gf5 20.Nd3 Kg7 21.Nf4 Rh8 22.Qd1 h4 23.Ng5 Qd8 24.Nf3 Bb7 25.Qd2 Na5 26.Ne6 fe6 27.Ra5 Rh6 28.Qg5 (better is 28.Rfa1!?+/-) 28...Qg5= 29.Ng5 Rc8 30.Ra3 Kf8 31.f4 Ke7 32.Rb1 Rhh8 33.Kf2 Rc7 34.Ke3 Ra8 35.Kd2 Rc6 36.Nf3 Rh8 37.Ng5 Ra8 38.Nf3 Rh8 39.Rb2 Rb6 40.Ng5 ½–½. Asrian,Armen (2175) – Pitelin,Igor (2095), Kimry–ch, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Nge7)

8.Na3 Nf5 9.Bd3 Be7 10.0-0 0-0 11.Qc2 h6 12.Nb5 Bd7 13.g4 Nh4 14.Nh4 Bh4 15.Nd6 Rb8 16.f4 Be7 17.Ba3 a6 (17...b5 18.Bc5+=) 18.Rab1 (18.g5 h5 19.Bh7 Kh8 20.g6+/-) 18...b5+= 19.Bc5 Na5 20.Ra1 Qc7 (20...Ra8!?+=) 21.Rfb1 Nb7?? (better is 21...Ra8 22.Nb5 Bb5 23.Be7 Qe7 24.Ra5 Qh4-/+) 22.Nb7+- 1–0. Perez,Flavio (2115) – Alba,Lucas (1830), FRA–chT, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7)

8.Bd3 Bd7 9.Qc2 Rc8 10.Ba3 Ng6 11.Bg6 hg6 12.Bf8 Kf8 13.0-0 a6 14.Nbd2 g5 15.Nb3? (better is 15.h3=) 15...g4-+ 16.Ne1 Qh4 17.h3 Ne7 18.Kh2 Nf5 19.Nc5 Bb5 20.Ned3 b6 21.Nb3 (21.c4 dc4 22.Na6 g3 23.Kh1-+) 21...gh3 22.g4 Qg4 23.Rg1 Qe4 24.Rad1 Nh4 (24...Nh4 25.Rg3 Nf3 26.Rf3 Qf3-+) 0–1. Roosink,Tim – Schlawin,Marlon (2300), Vlissingen HZ op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

8.Bd3 Nf5 9.0-0 Be7 10.Na3 0-0 11.g4 Nh4 12.Nh4 Bh4 13.g5 Bg5-/+ 14.Qh5 h6 15.f4 Be7 16.f5 ef5-+ 17.Bh6 gh6 18.Kh1 Bg5 19.h4 Kh7 20.Nb5=+ Bh4?? 21.Rf5 Ne7 22.Rf7 Kg8 23.Bh7 Kh8 24.Qh6 Bg5 25.Qg7 (25.Qf8 Qf8 26.Rf8 Kh7+/-) 1–0. Dragojevic,Miodrag – Sukunda,D (2080), Open, Zagreb CRO, 2007.

8.Bd3 Nf5 9.0-0 Be7 10.g4 Nh4 11.Nh4 Bh4 12.f4 Be7 13.Ba3 Bd7 14.f5 h5 15.Ra2 (15.Be7 Qe7 16.f6 gf6 17.ef6 Qd6+=) 15...a6 (15...Bg5 16.Bd6-/+) 16.Rg2 h4 (better is 16...Bg5!?-/+) 17.Be7= Qe7 18.c4? (18.f6 gf6 19.Rf6 b5=) 18...Nb4 (better is 18...Nd4!? 19.cd5 ed5-+) 19.fe6-/+ Be6 20.c5 Qg5 21.Qf3 0-0 22.Bf5 a5 23.Qc3 g6 24.Nd2 Nc6 25.Kh1 a4 26.Qd3 Kg7 27.Rgf2 a3 28.Nf3 Qf4 29.Nh4? Qd4-+ 30.Qb5 Nd8 31.Be6-/+ Ne6 32.Qb7 Ng5?? 33.Qe7 Qe4-/+ 34.Ng2? a2-+ 35.Qf6 Kg8 36.Ra1 Qd4 37.Rff1 Ne4 38.Qf4 Qc5 39.Nh4?? Ra6 40.e6? fe6 41.Qh6 e5 42.Ng6 Rf1 43.Rf1 Nf2 44.Kg2 a1Q 45.Ra1 Ra1 46.Qh8 Kf7 47.Ne5 Ke6 48.Qe8 Qe7 49.Qe7 Ke7 50.Kf2 Ra2 51.Kg3 Ra4 52.Kf3 Kf6 53.Nd3 Kg5 54.h3 Re4 55.h4 Kh4 56.Nf4 Kg5 57.Nd5 Rg4 ½–½. Rahls,Peter (2315) – Von Hartlieb,Justus (2245), Berliner Sommer, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7)

8.Bd3 Nf5 9.0-0 Be7 10.g4 Nh4 11.Nh4 Bh4 12.f4 g6 13.g5 h6 14.Na3 hg5 15.Nb5 g4 16.Nd6 Kf8 17.Qg4 Be7?? (better 17...Rh7=+) 18.Nf7!+- Rh4 (18...Kf7 19.Qg6 Combination) 19.Qg3 Qe8 (19...Qc7 20.Qg6 Bb4 21.Nh6+- (21.cb4?! Qf7 22.Qg5 Rh5+/-)) 20.Bg6 Bd7 (20...Qf7 21.Bf7 Kf7+-) 21.f5 ef5 22.Bh6 Rh6 23.Nh6 Bh4 24.Qg2 Qd8 25.Nf5 (better 25.Bf5 Qg5 26.Bd7 Kg7 27.Nf5 Kh8 28.Rf3+-) 25...Kg8 (25...Be6+-) 26.Bf7! Kf7 (26...Kf7 27.Nd6 Mate attack) 27.Qg7 (27.Nd6 Ke7 28.Rf7 Ke6 29.Qg4) 27...Ke6+- 28.Qg6 Bf6 (28...Qf6 29.ef6 Be8 30.f7 Kd7 31.Qd6 Kc8 32.fe8Q Bd8 33.Qed7) 29.Ng7 Ke7 30.Qf6 1-0. Horak,Martin (2330) - Djordjevic,Vu (2345), Titled Tuesday, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

8.Bd3 Nf5 9.Na3 Be7 10.0-0 0-0 11.g3 a6 12.h4 Bd7 13.Bg5 h6 14.Be7 Qe7 (worse 14...Nce7 15.g4+/-) 15.Kg2 (15.Qb3 Rfd8=+) 15...b5-/+ 16.Qb3 Na5 17.Qc2 Nc4 18.Nc4 dc4 (better 18...bc4!? 19.Be2 Rfb8-/+) 19.Be4= Ra7 20.d5 g6 (20...Qc5!?=+) 21.d6= Qd8 22.Qd2 Kh7 23.Bf5 (better 23.h5!? Rg8 24.Rh1+=) 23...ef5=+ 24.Qe3 Ra8 (24...Qa8 25.h5=+) 25.Nd4= Re8 26.Rfe1 Be6 27.Ne6 Re6 28.Qc5 Qd7 29.Qd5 Ra7 30.Reb1 Qe8?? (better 30...f6 31.f4 Re8=+) 31.f3?? (better 31.Rb5! Rae7 32.Rb6 (32.de7?! Qb5 33.Qb5 ab5=; 32.Ra6?! Re5 33.Qc6 Rb5 34.de7 Qc6 35.Rc6 Re5+=) 32...Re5 33.Qc4+/-) 31...Re5-+ 32.Qd4 Re2 33.Kh3 Rd7 34.Ra6 Qe6?? (better 34...Rc2 35.Qd1 Rc3 36.Rb5 Rd3-+) 35.Rb5=+ f4 36.g4 Re3 37.Kg2 Rd3 38.Qf2? (38.Qe5 Rd2 39.Kg1 R7d6 40.Qe6 Re6 41.Re6 fe6 42.Rb7 Kg8 43.Re7-/+) 38...R7d6-+ 39.Rd6 Qd6 40.Rb6 Qd7 41.Rb2 Rc3 42.Rd2 (42.Re2 Rd3 43.Qc5 Qd4 44.Qd4 Rd4-+) 42...Rd3 43.Rc2 (43.Ra2 Qd5 44.Qe2 c3-+) 43...Qd5 (better 43...c3 44.Qe2 Rd2 45.Rd2 Qd2-+ (worse 45...cd2 46.Qd1-+)) 44.Re2 (44.Qe2 c3 45.Rc3 Rc3-+) 44...h5 (44...c3 45.Qf1 Rd2-+) 45.Re4 (45.g5 c3 46.Qf1-+) 45...hg4 46.Rf4 gf3 47.Kg3 f5 (better 47...Rd2 48.Qf3 Rd3-+) 48.Rf3 (48.Kh3 c3 49.Ra4-+) 48...Rf3 (48...c3!? 49.Qa7 Kh6 50.Rd3 Qd3 51.Kf2 Qd2 52.Kg3-+) 49.Qf3 Qf3 50.Kf3 c3 51.Ke3 Kh6 52.Kd3 Kh5 53.Kc3 Kh4 54.Kd2 Kg3 55.Ke2 Kg2 56.Ke1 f4 57.Ke2 f3 58.Kd2 f2 59.Kd3 f1Q 60.Ke3 Qf3 61.Kd2 Kf2 62.Kc2 g5 63.Kc1 (63.Kb2 g4 64.Ka2 g3 65.Kb2 g2 66.Kc2 g1Q 67.Kb2 Qgd1 68.Ka2 Qfb3) 63...g4 (63...Qb3 64.Kd2 g4 65.Kc1 g3 66.Kd2 g2 67.Kc1 g1Q 68.Kd2 Qe1) 64.Kb1 (64.Kb2 Qd3 65.Ka2 g3 66.Ka1 g2 67.Kb2 g1Q 68.Ka2 Qgb1) 64...g3 (64...Qd3 65.Kb2 g3 66.Kc1 g2 67.Kb2 g1Q 68.Ka2 Qgb1) 65.Kb2 (65.Kc2 Qf5 66.Kd2 Qf4 67.Kc3 g2 68.Kc2 Qb4 69.Kd3 g1Q 70.Kc2 Qgb1) 65...Qe3 (65...g2 66.Kc2 g1Q 67.Kb2 Qgd1 68.Ka2 Qfb3) 66.Kc2 g2 67.Kb1 (67.Kb2 g1Q 68.Ka2 Qd1 69.Kb2 Qeb3) 67...g1Q (67...Qd2 68.Ka1 g1Q) 68.Kb2 (68.Ka2 Qd1 69.Kb2 Qeb3) 68…Qgc1 (68...Qgc1 69.Ka2 Qe6) 0-1. Budagova,Leyla - Miroshnik,Ekaterina (2135), Djerba Women Online, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

8.Bd3 Nf5 9.h4 Be7 10.Nbd2 0-0 11.g4 Nh4 12.Nh4 Bh4 13.Nf3 Bf2 14.Kf2 h6 15.g5 hg5 16.Rh8!! Kh8 17.Qh1 Kg8 18.Qh7# 1–0. Berch,Neil – Hughes,Chris, IECG, 1999.

8.Bd3 g6 9.Na3 Bg7 10.0-0 0-0 11.Nc2 Bd7 12.Rb1 Na5 13.Ba3 Re8 14.Ne3 Rc8 15.Qd2 Bh6 16.g4 Bf4 17.Qc2 Qc7 18.Nd1 Nc4 19.Bc1 Bc1 20.Qc1 Kg7 21.Qf4 Ng8 22.g5 Ba4 23.Bc4 dc4 24.Ne3 Bc6 25.Kg2 b5 26.Kg3 Bf3 27.Kf3 Qc6 28.Kg3 Ne7 29.Ra1 a6 30.h4 Nf5 31.Kh3 Red8 32.Nc2 Ra8 33.Ra5 Ra7 34.Rfa1 Rda8 35.f3 Ne7 36.Kg3 Nd5 37.Qd2 Rb7 38.h5 gh5 39.Qh2 0–1. Gonzalez,Carlos Alberto (2135) – Menendez,Daniel (2215), Buenos Aires–chT Intercoop, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

8.Bd3 g6 9.h4 Bg7 10.Na3 0-0 11.h5 b6 12.Bg5 Bb7 13.Qd2 f6 (13...Qd7 14.Bf6 Nf5 15.Bg7 Ng7 16.hg6 fg6 17.Ng5+-) 14.Bh6 (better is 14.ef6 Bf6 15.Bf6 Rf6 16.hg6 Ng6 17.Ng5+/-) 14...Rf7?? (14...Bh6 15.Qh6 Nf5 16.Qd2 fe5 17.de5+=) 15.Nb5 (better is 15.Bg7!? fe5 16.Be5 Rf3 17.gf3 Ne5 18.de5 Qc7+-) 15...Nc8?? (15...fe5 16.hg6 Ng6 17.Ng5+=) 16.c4?? g5+= 17.Bg7 Rg7 18.h6 Rd7 19.ef6 Qf6 20.Qg5 Qg5= 21.Ng5 a6 22.cd5 ed5 23.Nc3 Nd4 24.Rh4 Re7 25.Kf1 Nb3 26.Rd1 Rd7 ½–½. Papp,Gabor – Szobi,Laszlo, HUN–ch U10 Paks, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.a3 ba3 7.c3 Nbc6)

8.Bd3 g6 9.h4 h5 10.Na3 a6 11.Nb5 Nf5 12.Bg5 Be7 (better 12...Qd7!?=) 13.Bf5+- ef5 14.Nd6! Kf8 (14...Bd6 15.Bd8 Pinning (15.Bd8 Deflection)) 15.Qb3 Qc7 (15...Qd7 16.Qd5 Bd6 17.ed6+=) 16.Qd5 (16.Nc8?! Rc8 17.0-0 Bg5 18.Ng5 Ne7+=) 16...Be6 17.Be7 (17.Qc5 b6 18.Be7 Kg8 19.Nb5+-) 17...Qe7? (better 17...Ne7 18.Qa5 Qa5 19.Ra5 Nc8 20.Nc8 Rc8+-) 18.Qc5+- Kg7 (18...Bd7 19.0-0+-) 19.Rb1 Bd7 (19...Bc8 20.0-0 Qd7 21.d5+-) 20.Rb7 Rab8 21.0-0 (21.d5 Rb7 22.Nb7 Re8 23.dc6 Qc5 24.Nc5 Bc6+-) 21...Rb7 22.Nb7 Rb8 23.Nd6 a5? (23...Kg8+-) 24.d5 Ne5 (24...Rb5 25.Qb5 Ne5+-) 25.Nf5! (25.Nf5 Bf5 26.Qe7 Nf3 27.gf3+-) 1–0. Drozniak,Stanislaw (2060) – Pilch,David (1630), Karvina Open CZE, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7)

8.Ba3 Ng6

9.Bf8 Kf8 10.h4 Bd7 (10...h5 11.Bd3 Rh6 12.g3=+) 11.h5= Nge7 12.h6 gh6 13.Qd2 Ng8 14.Na3 (14.Qb2 b6+=) 14...a6= 15.c4 Qa5 16.cd5 (16.Qa5!? Na5 17.c5=) 16...ed5 17.Nc2 Qd2 18.Kd2 Nge7 19.Rh6 Bg4 20.Rh4 (20.Ng5 Kg7 21.Rf6 Rhf8=+) 20...h5 (20...Bf3 21.gf3 Ng6 22.Rh5-+) 21.Be2 (21.Ra3 Nf5 22.Rh2 h4-/+) 21...Nf5 22.Rh2 (22.Rhh1!?-/+) 22...Bf3-+ 23.Bf3 Ncd4 24.Nd4 Nd4 25.Rh5?? (better 25.Bd1-+) 25…Nf3 (25...Nf3 26.gf3 Rh5-+) 0-1. Bryan,J (2165) - Maltsevskaya,Aleksandra (2330), Titled Tuesday, 2021. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 Nge7)

9.h4 Ba3 10.Na3 0-0 11.h5 Nge7 12.Bd3 f5 13.h6 g6 14.Ng5 Bd7 15.f4 a6 16.Nc2 b5 17.0-0 Na5 18.Qe1 Nc4 19.Ne3 a5 20.Bc4 bc4 21.Rf2 Nc6 22.g4 Qe7 23.Rg2 Kh8 24.gf5 gf5 25.Qh4 Rg8 26.Raa2 Rg6 27.Kh1 Be8 28.Rab2 Nd8 ½–½. Scacco,Mauro (2165) – Lemaire,Claude (2230), IECG, 2002.

9.h4 Ba3 10.Na3 h6 11.Qd2 Na5 12.Rb1 a6 13.Bd3 Ne7 14.g4 Qc7 15.0-0 Bd7 16.Rfc1 b5 17.Ne1 Nc4 18.Nc4 dc4 19.Be4 Bc6 20.Bc6 Qc6 21.Ng2 Qf3 22.Qf4 Qh3 23.Qe4 Nd5 24.Ne3 Qh4 25.Nd5 ed5 26.Qf5 0-0 27.Ra1 Qh3 28.Rc2 Rfe8 29.f3 Re6 30.Rh2 Qg3 31.Rg2 Qh4 32.f4 Qh3 33.Qc2 Qe3 34.Rf2 Rg6 35.Qf5 Qc3 36.Rd1 Qe3 37.Qh5 Qg3 38.Kf1 Qg4 (38...Qg4 39.Qg4 Rg4-+) 0–1. Larocca,Hector – Cativelli,Gerardo (2225), Buenos Aires GP I, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

9.Bf8 Nf8

10.Na3 Nd7 11.Bd3 f6 12.Nh4 (12.ef6 Nf6 13.0-0 0-0=) 12...0-0 (better is 12...fe5!? 13.Qh5 Ke7-/+) 13.Qh5+= f5 (13...fe5?? 14.Bh7 Kh8 15.Ng6) 14.g4?? (better is 14.Nb5=) 14...Nde5 (better is 14...Qa5!? 15.Kd2 Nd4 16.Rhb1-+) 15.de5 Ne5 16.Be2 g6 17.Ng6 hg6 18.Qh6 fg4 19.h3 Qa5 20.0-0 Qc3 21.hg4 Bd7 22.Rfe1 Bc6 23.Bd3 Rf2! 24.Rac1 Qd3 25.Kf2 Ng4 (25...Ng4 26.Kg2 Nh6 27.Rc6 Qd2 28.Kh3 Qe1 29.Nc2 Qf1 30.Kh2 Qf2 31.Kh3 Qf3 32.Kh2 Ng4 33.Kg1 Qf2 34.Kh1 Qf1) 0–1. Yondonjamts,Erdemdalai (1765) – Yakubboev,Nodirbek (2005), Wch U10 Maribor, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7 8.Ba3 Ng6 9.Bf8 Nf8)

10.Bd3 Nd7 11.Na3 0-0 12.Nb5 f6 13.Qe2 fe5 14.de5 a6 15.0-0 Rb8 16.Nbd4 Nd4 17.Nd4 Nc5 18.f4 Nd3 19.Qd3 g6 20.Rf3 Bd7 21.Kh1 Qe7 22.c4 Qc5 23.cd5 Qd5 24.Raf1 Rbd8 25.Rg3?? (better is 25.Rd1-/+) 25…Bc8 (25...Bc8 26.Rg6 hg6 27.Qg6 Kh8=) 0–1. Schettki,Martin – Banik,Thorsten, Ruhrgebiet–ch U17, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7 8.Ba3 Ng6 9.Bf8 Nf8)

10.Bd3 f6 11.Na3 fe5 12.Ne5 Ne5 13.de5 Ng6 (13...Qg5!? 14.0-0 Qe5+=) 14.Qh5 0-0 15.0-0 Bd7 16.f4 Rc8 17.c4 (17.Bg6!? hg6 18.Qh3+=) 17...dc4-/+ 18.Bg6 hg6 19.Qg6 c3 20.Rad1 Qb6 21.Kh1 Be8 22.Qg4 (22.Qe4 Qc6 23.Qb4 Bg6-+) 22...Qb3 (better is 22...c2 23.Rc1 Qb3 24.Rc2 Rc2 25.Nc2 Qc2 26.Qe6 Bf7-+) 23.Rb1? (better is 23.Ra1-/+) 23...Qa3-+ 24.Rb7 Bf7 25.f5 Qa6 (25...Qa6 26.Rbb1 c2-+) 0–1. Bosch,Jeroen – Blees,Albert (2350), Dieren op, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

10.Bd3 Ng6 11.g3 f6 (11...0-0 12.Nbd2=+) 12.0-0 (12.Nbd2 fe5 13.Bg6 hg6 14.Ne5 Ne5 15.de5 Qc7 16.Qa4 Bd7=+) 12...fe5 13.Bg6 hg6 14.de5 (14.Ne5 Ne5 15.de5 Qg5=+) 14...g5-/+ 15.Qd3 Rh6 16.Qe3 Exerts pressure on the isolated pawn 16...g4 17.Ng5 (17.Nd4 Qe7=+) 17...Rh5 (17...Qc7!? 18.Re1 a6-/+) 18.f4= Qe7 (18...Bd7 19.Nd2=) 19.Na3 a6 (better 19...Na5!?=) 20.Nb5+= Kf8 21.Nd6 Kg8 22.Qe2 g6 (22...a5 23.Kg2+=) 23.Rae1 (23.Rfb1 a5+-) 23...b5+= 24.Qg4 d4? (24...Ne5 25.Re5 Qd6 26.Ne6 Rh6+-) 25.Nge4 (better 25.Nc8!? Rc8 26.Ne6+-) 25...Kg7 26.cd4 Nd4 27.Rc1 Bb7 28.Rc3?? (better 28.Nf6 Rhh8 29.Rcd1+- (29.Nb7?! Qb7 30.h3 Qb6=)) 28...Nf5?? (better 28...Be4 29.Ne4 Qa7+=) 29.Rfc1+- (29.Nb7?! Qb7 30.Nc5 Qe7+=) 29...Kh8 (29...Be4 30.Rc7 Ra7 31.Re7 Re7 32.Ne4 Rh8+-) 30.Rc7 (30.Rc7 Be4 31.Qg6+-; 30.Nb7?! Qb7 31.Rc6 Qd7+-) 1–0. Blazquez Criado,Sergio (1930) – Karlsson,Henrik (1755), Open Letni Praha – B, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7 8.Ba3 Ng6 9.Bf8 Nf8)

8.Bd3 Ng6

9.Ba3 Ba3 10.Na3+= 0-0 11.h4 Nf4 12.Bb1 (12.0-0!?=) 12...Ng2+= 13.Kf1 Nf4 14.Qc2 g6 15.Qd2 Nh5 16.Qh6 f5 17.Rg1 Rf7 18.Qh5 Qa5 19.Rg2?? (better is 19.Nc2Qc3 20.Rg3=) 19...Rg7-+ 20.Qg5 (20.Qh6 Qc3 21.h5 Qf3-+ (21...Qa1?! is clearly weaker 22.hg6 hg6 23.Rh2=)) 20...Qc3 21.Nc2 Qf3 22.Ne3? Bd7 23.Bd3 Nd4 24.Rg3 Qh1 25.Rg1 Qh3 26.Rg2 Nf3 27.Qf4 Nh4 28.Qd4 Ng2 29.Ng2 Qh1 30.Ke2 Qg2 31.Ra7 Ra7 32.Qa7 h6 33.Qb7 Kh7 0–1. Isaev,Evgeny Yurievich – Blinkov,Pavel (2170), RUS–ch U14 Smolensk, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

9.Ba3 Be7!? =.

9.Na3 Be7 =.

9.Ng5 Be7 10.Qh5 Bg5 11.Bg5 Qb6 12.Bc1 (12.0-0 Qb2 13.Ra3 0-0=) 12...Bd7 (12...Nd4 13.cd4 Qd4 14.Ra3 Qe5 15.Qe2 Qe2 16.Ke2=+) 13.Na3 (better 13.0-0!?=+) 13...Nd4!-/+ 14.0-0 (14.cd4 Qd4 Double attack (14...Qb4 Decoy)) 14...Nc6 15.Be3 Qd8 16.f4 a6 17.c4 (17.Nc2 Qh4 18.Qh4 Nh4-/+) 17...d4 18.Bd2 b6 19.Nc2 Bc8 20.Be4 Bb7 21.Nb4 (21.Qe2 0-0-/+) 21...Qc7 22.Qf3 Nd8 (22...Nge7 23.Rfc1-/+) 23.Bb7 Qb7 (worse 23...Nb7 24.Na6 Ra6 25.Ra6+-) 24.Qb7 Nb7 25.Na6 Rc8 26.Rfc1 Nc5 27.Rcb1 (27.Nc5!? bc5 28.Rcb1-/+) 27...Ne4-+ 28.Bc1 Rc4 29.Rb6 0-0 30.g3 (30.Rb4 Rfc8 31.Rc4 Rc4-+) 30...d3 (30...Rfc8 31.Bb2-+) 31.Be3 Ne7 32.Nb4 (better 32.Rb4 Rb4 33.Nb4-+) 32...Nf5 33.Bf2 (33.Bc1 d2 34.Bd2 Nd2 35.Ra7-+) 33...d2 34.Nd3 Nc3 (better 34...Rc3 35.Rb4 Rd3 36.Re4 Rc3-+) 35.Nb2 Ne2 36.Kf1 (36.Kg2 Rc1 37.Rba6 Nc3-+) 36...Rc1 (36...Neg3!? 37.hg3 Rc1 38.Ke2 Ra1 39.Kd2-+) 37.Ke2 Ra1 38.Kd2 Rd8 39.Ke2 h5 40.Kf3 (40.Nc4 Rc8 41.Nd2 Ra2-+) 40...Ra2 (better 40...Rd2 41.Nc4 Rc2-+) 41.Nc4? (better 41.Ke2-+) 41...Rd3 42.Kg2 Rc3 (better 42...Rc2-+) 43.Rb2 Ra1 (43...Rb2!? 44.Nb2 Rc2 45.Nd3-+) 44.Nd2 (44.Nd6 Nd6 45.ed6 Rd1-+) 44...h4! 45.Ne4 (45.gh4 Ra4 Combination) 45...Rc8 (45...Rc4!? 46.Ng5 Ra8-/+) 46.g4=+ h3 47.Kh3 Ra3 (47...Ra4 48.gf5 Re4 49.fe6 fe6 50.Bg3=+) 48.Kg2= Ne3 49.Be3 Re3 50.Nd6 Ra8 51.Kf2 Raa3 (51...Rea3 52.Rc2-/+) 52.Kg2 (52.Rb8 Kh7 53.Ra8 f6=+) 52...Rf3 (52...Ra4 53.Rf2-/+) 53.f5 (53.Rb8 Kh7 54.Ra8 f6=+) 53...Rf4 (53...Rfb3 54.Rc2=+) 54.h3= ef5 55.gf5 (worse 55.Nf5 Rff3-/+) 55...Rff3 56.Rb8 Kh7 57.Nf7 Rf5 58.e6 Ra2 (58...Re3 59.h4=+) 59.Kg3= Rc5 60.e7 Ra3 ½–½. Salmons,Calum (1920) – Sivarajasingam,Venetia (1840), 5th Hull England, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7 8.Bd3 Ng6)

9.0-0 Be7

10.Na3 0-0 11.Nc2 a6 12.Ne3 (12.Ba3=+) 12...b5 (12...Nf4!?=+) 13.Bb5= ab5? (better 13...Qc7=) 14.Ra8+- Qb6 Black intends b4 15.Bb2 Na5 (15...Ba6 16.Rf8 Bf8 17.Qd2+/-) 16.Qa1+- Nb3? (better 16...Ba6 17.Rf8 Bf8+-) 17.Qa7 (17.Qa2 Qb7+-) 17...Qa7 18.Ra7 b4 (18...Rd8 19.Rb1+-) 19.c4 (better 19.Rb1!? f6 20.ef6 Bf6 21.cb4 Nh4+-) 19...dc4 20.Nc4 Nd4?? (20...Rd8 21.Re1 Bd7+-) 21.Nd4 Bc5 22.Nc6 (better 22.Rc7 Bd4 23.Bd4+-) 22...Ba7+= 23.Na7 (better 23.Nd6 Bc5 24.Rc1 Bd6 25.ed6=) 23...Bb7?? (better 23...Ba6 24.Rc1 Nf4=) 24.Nb5 Rc8 (24...Nf4 25.f3+-) 25.Ncd6 (25.Nbd6!? Rb8+-) 25...Rc2 26.Nb7 Rb2 27.f4 h6 (27...Rd2!?+/-) 28.g3+- Ne7 29.N7d6 Nd5 30.Rc1 Nc3?? (better 30...Ne3+-) 31.Nc3 bc3 32.Rc3 f6 33.Rc8 Kh7 34.Rc7 (better 34.Re8!? fe5 35.fe5 h5+-) 34...fe5 35.fe5 Re2 36.Ne8 Re5 (36...Kg6 37.Rg7 Kf5 38.Rf7 Ke5 39.Rh7+-) 37.Rg7 Kh8 38.Rg6 (38.Ra7 Rf5+-) 38...Kh7 39.Rf6 Re4 40.Nd6 Re3 (40...Re2 41.h3+-) 41.Kf2 Re5 42.Rh6! Kh6 (42...Kg7 43.h4 Kh6 44.Nf7 Kg6 45.Ne5 Kf5 46.Nd3+-) 43.Nf7 Kg6 44.Ne5 Kf5 45.Nf3 Kg6 46.Ke3 Kf5 47.h3 Kf6 48.g4 Kg6 49.Ke4 Kf6 50.Kf4 White prepares g5 50...Ke7 51.Ke5 Kd7 52.Ng5 Ke7 53.Ne6 Kf7 54.g5 (54.Kf5 Ke7 55.g5 Kf7 56.g6 Ke7 57.h4 Ke8 58.h5 Kd7 59.g7 Kd6 60.g8Q Kc6 61.Qb8 Kd5 62.Qc8 Kd6 63.Qc7 Kd5 64.Qc5) 54...Kg6 55.h4 Kh5 (55...Kf7 56.h5 Ke7 57.h6 Ke8 58.h7 Ke7 59.h8Q Kf7 60.Kf5 Ke7 61.Qd8 Kf7 62.g6) 56.g6! Kg6 (56...Kg6 57.Nf4 Combination) 57.Nf4 Kh6 58.h5 (better 58.Kf6+-) 58...Kg5 59.Ke6 Kf4 (59...Kh6 60.Kf5+-) 60.h6 Kg5 61.h7 Kh6 62.h8Q Kg5 63.Qf6 (63.Qd4 Kg6 64.Qg4 Kh6 65.Kf6 Kh7 66.Qg7) 63...Kg4 64.Qg7 (64.Qf2 Kh3 65.Ke5 Kg4 66.Qg2 Kh5 67.Kf5 Kh4 68.Qg4) 64...Kf3 65.Ke5 (65.Qc3 Kg2 66.Ke5 Kf1 67.Kf4 Ke2 68.Qc2 Ke1 69.Ke3 Kf1 70.Qf2) 65…Ke3 (65...Kf2 66.Ke4 Kf1 67.Qb2 Ke1 68.Ke3 Kd1 69.Qd2) ½-½. ZinitheWuslon (2215) - Stupidity_Tries (2250), Rated Bullet game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7)

10.Na3 0-0 11.Re1 a6 12.h4 (12.Nc2!?+=) 12...Bh4 13.Re3 (better is 13.Nh4 Qh4 14.Re3-/+) 13...f5?? (better is 13...Be7-+) 14.Nh4= Nh4 15.Rh3 Ng6 16.Qh5 Kf7 17.Bg5 Nce7 18.Nb5! Rh8 19.Nd6 Kg8 20.Rb1?? Qd7= 21.g4 b5 22.gf5 Nf5 23.Bf5 ef5 24.Rf3 f4-+ 25.Nc8 Rc8 26.Qh2?? Qg4 27.Qg2 Qg2 28.Kg2 h6 29.Bf4 Nh4 30.Kg3 Nf3 31.Kf3 Rc3 32.Be3 Kf7 33.Ra1 Ra8 34.Kg4 b4 35.Ra5 Ke6 36.Bh6 gh6 37.f4 b3 38.f5-+ Ke7 39.Rd5 b2 40.f6 Kf8 (40...Kf8 41.Rc5 Rc5 42.dc5 b1Q-+) 0–1. Thomsson,Hakan (1740) – Doyle,Philip (1680), IBCA–ol blind, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 Nge7)

10.Qd2 0-0 11.Na3 Bd7 12.Nc2 Rc8 13.Ba3 a6 14.Rfb1 Qc7 15.Ne3 Ba3 16.Ra3 Na7 17.Nd1 Bb5 18.Ne1 Bd3 19.Nd3 Nb5 20.Rab3 Qa5 21.R3b2 Rc7 (21...Nc3?! 22.Nc5 (worse is 22.Rb7 Qa3-/+) 22...Rc5 23.dc5=) 22.Ra2 Qb6 23.Nc5 Qc6 24.g3? (better is 24.Qe3+=) 24...Ne5!-+ 25.Qe3 (25.de5 Qc5) 25...Nc4 26.Qd3 e5 27.Ne3 (27.Raa1-+) 27...e4 28.Qc2 Ne3 (better is 28...Nca3 29.Qb3 Nb1 30.Nd5 N1c3 31.Nc7 Qc7-+) 29.fe3 Nd6 30.Qe2 Nc4 31.Kg2 a5 32.h3 b6 33.Na4 Qh6 34.h4 Ne3 35.Kh2 Rc6 36.Rb6 Rb6 37.Nb6 Qb6 38.Qe3 Rc8 39.Qg5 Qb5 40.Qd2 a4 41.Qc2 Ra8 42.Kh3 a3 43.Qc1 Qb3 44.Qd2 h6 45.h5 e3! (45...e3 46.Qe2 Re8-+) 0–1. Virgus,Andrei – Lapidus,Mark (1840), Baltic Sea Chess Stars, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7 8.Bd3 Ng6)

10.Bg6 hg6 11.Ba3 Bd7 12.Qd2 Ba3 13.Na3 Ne7 14.Ng5 Nf5 15.f4 Qe7 16.Nc2 a6 17.Nb4 Bb5 18.Rfe1 Bc4 19.Nc2 Qc7 20.Reb1 Qd7 21.Na3 b5 22.Nc2 0-0 23.Ne3 f6 24.Nf3 Nh6 25.Qf2 Bd3 26.Rd1 Be4 27.Nd2 Bf5 28.Qg3 Qf7 29.Nb3 Rfc8 30.Nc5 a5 31.Qf3 fe5 32.fe5 b4 33.c4 Be4 34.Qe2 Nf5 35.Rf1?? (35.Ne4 de4 36.c5 Rd8+=) 35...Qe8 (35...Nd4 36.Qd2 Qa7 37.Ra5 Qa5 38.Ne4-+) 36.Nf5 gf5 37.Rfc1 Qg6 38.Ra2 dc4 39.Ne4 fe4 40.Rc4 Rc4 41.Qc4 e3 42.Ra1 Qe8 43.Rc1 Qd7 44.Qd3 Rc8 45.Rc8 Qc8-+ 46.Qe3 Qc6 47.Qg5? Qd7 48.Qd2 b3 49.Qa5?? Qd4 50.Kf1 b2 (50...b2 51.Qa8 Kh7-+) 0–1. Vetoshko,Volodymyr – Choba,Yulia (1830), Rodatychi op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7 8.Bd3 Ng6)

9.h4 Be7 10.h5 Nf8

11.Ba3 Bd7 12.h6 g6 13.Nh2 Qb6 14.Ng4 0-0-0 (better is 14...Bg5!?=) 15.0-0 Kb8 16.Qf3 Be8?? (better is 16...g5+-) 17.Be7 Ne7 18.Qf6 Nf5 19.Qh8 Bb5 20.Bb5 (20.Bb5 Qb5 21.Re1+-) 1–0. Surtees,Michael (2175) – Grassie,Duncan (2105), Blackpool op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nge7 8.Bd3 Ng6)

11.Na3 a6 12.Nc2 Na5 13.Ne3 b5 14.Ba3 Ba3 15.Ra3 Bb7 16.Nd2 Nc4 17.Bc4 dc4 18.Qg4 Qe7 19.Ra1 f5 20.ef6 gf6 (20...Qf6?! 21.Ne4 Qe7 22.Nd6 Kd8 23.Qf4+=) 21.0-0 0-0-0 22.Rfb1 Nd7 23.Qe2 Qd6 24.f3 Rhg8 25.Ne4 Qc7 26.Rb4 f5 27.Nd2 Nb8 (27...Rg5 28.Ndc4 Rh5 29.Nf1-/+) 28.Rab1 Nc6 29.R4b2 Na5 30.Nc2 Qd6 31.Nb4 Rg7 32.Ra2 Nb3?? (better is 32...Nc6 33.Nc6 Qc6-/+) 33.Nc4!+/- (33.Nb3?! cb3 34.Rb3 Rdg8=) 33...bc4 34.Qc4 Rc7 35.Qb3 e5 36.de5 Qb6 37.Kh1 a5 38.Nc2?? (better is 38.Rba1 Rc5 39.Qf7+-) 38...Qb3 (better is 38...Rd1! 39.Rd1 Qb3-+) 39.Rb3+= Bd5 40.Nd4 Bb3 41.Nb3 Rc3 42.Na5 Kc7 43.Kh2 Rd5 44.Ra4 Kb6 45.Nc4 Kb5 46.Nb2 Rc2 47.Ra8 Rdd2 48.Rb8 Kc6 49.Rc8 Kd7 50.Rc2= Rc2 51.Nd3 Ke6 52.f4 Rc3 53.Ne1 Kd5 54.g3 Ke4-/+ 55.Ng2 Kf3 56.Kh3 Kf2 57.e6?? Rg3 58.Kh4 Kg2 59.h6-+ Rg8 60.e7 Kf3 (60...Kf3 61.e8R Re8 62.Kg5 Rf8 63.Kh5 Kf4 64.Kh4 Rc8 65.Kh3 Rc2 66.Kh4 Rh2) 0–1. Sviridov,Alexander (2295) – Doronin,Maxim, RUS–ch U16 Kazan, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Nge7 8.Bd3 Ng6)

11.Na3 a6 12.Bd2 Nd7 13.Qc2 h6 14.Rh3 Nb6 15.Rg3 Bf8 16.Bc1 Bd7 17.Nb1 Rc8 18.Qd2 Nc4 19.Bc4 dc4 20.Ba3 Na5 21.Qb2 Nb3 22.Ra2 Bc6 23.Bf8 Kf8 24.Nbd2 Nd2 25.Kd2 Qe7 26.Qb6 Rg8 27.Qb1 Rc7 28.Ke3 Rh8 29.Rg4 Bd5 30.Nd2 Qe8 31.f3 Qc6 32.Ne4 Be4 33.fe4 Rg8 34.Qb4 Ke8 35.Ra5 b5 36.Qa3 Ra7 37.d5? ed5-/+ 38.ed5 Qd5 39.Rd4 Qe6?? 40.Qc5= Re7?? 41.Qb5+- Kf8 42.Qb8 Re8+/- 43.Qd6 Qd6 44.Rd6 f6 45.Rda6 fe5 46.Ke4 Kf7 47.Ra7 Kf6= 48.Rc7 Kg5 49.Rc4 Kh5 50.Re5 g5 51.Rc6 Re5 52.Ke5 Re8 53.Kf5 Rf8 54.Ke4 Kg4 55.Rh6 Rc8 56.Kd4 Kg3 57.c4 Rd8 58.Kc3 Rc8 59.Kd4 Rd8 60.Ke4 Rc8 61.Kd5 Rd8 62.Rd6 Rf8 63.c5 Rf5 64.Kd4 Kg2? 65.c6+- g4 66.c7 g3 67.c8Q Rf2 68.Rg6 Rf3 69.Qc2 Rf2 70.Qe4 Kh2 71.Qh4 (71.Qh4 Kg2 72.Qg3 Kf1 73.Qg1 Ke2 74.Re6 Kd2 75.Qf2 Kd1 76.Re1; 71.Rh6 Kg1 72.Rh1) 1–0. Vermeulen,Bram – Delers,Raphael, BEL–ch U16 Belgium, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7 8.Bd3 Ng6)

11.Na3 Nd7 12.Qc2 h6 13.g4 Nb6 14.Rg1 Ba3 (better is 14...Bd7!?+=) 15.Ba3= Na5 16.g5 Nac4 17.Bc5 Qc7 18.g6 Bd7?? (18...fg6 19.Bc4 Nc4 20.Qg6 Qf7 21.Qg7 Qg7 22.Rg7 b6+-) 19.gf7+- (19.gf7 Kd8 20.Rg7+-) 1–0. Siriaev,A – Leis,H, corr EUR/M, 1981. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7 8.Bd3 Ng6)

11.h6 g5 12.Na3 Ng6 13.0-0+=.

11.h6 g6 12.0-0 Nd7 13.Na3 0-0 14.Nb5 f6 15.Re1 (15.ef6 Nf6 16.Bf4=+) 15...f5 (better 15...fe5!? 16.de5 Nc5-/+) 16.Ba3= a6 17.Qd2 Nb6 (17...a5 18.Be7 Qe7 19.Nd6+=) 18.Be7 Qe7 19.Nd6 Rb8 20.Reb1 Nd7 21.Ng5 (21.Qg5 Qd8+/-) 21...Nde5 22.de5 Ne5 23.Nc8 Rfc8 24.f4 (24.Be2 Nd7+=) 24...Nd3 (24...Qc5 25.Kh1 Ng4= (25...Qc3? 26.Qe3+-; 25...Nd3 26.Qd3 Qc3 27.Qc3 Rc3 28.Ra6+-)) 25.Qd3+/- Rc4? (25...Qc5 26.Kh2 Qc6 27.Qe3+-) 26.Re1?? (26.Ra6 Qc5 27.Kh2 Qc7 28.Ne6 Qd7+-) 26...Rf4?? (better 26...Qc5 27.Kh2 Rf4+=) 27.Ne6 Rg4 (27...Re4 28.Qd5 Qe6 29.Qe6 Re6 30.Re6 Kf7+-) 28.Qd5 Qf7 29.c4 (29.Nd8 Rg2 30.Kf1 Rd8 31.Qd8 Qf8 32.Re8 Rg1 33.Kg1 Kf7 34.Rf8 Ke6 35.Re1) 29...Rc8 (29...Rf8+-) 30.Rab1 (30.Nd8 Rg2 31.Kf1 Qe6 32.Qe6 Kf8 33.Qf7) 30...b5 (30...Rg2 31.Kg2 b5 32.cb5+-) 31.cb5 (31.Nd8 Rd8 32.Qd8 Qf8 33.Re8 Rg2 34.Kg2 Kf7 35.Rf8 Ke6 36.Re1) 31...Qa7 (31...Rf8 32.Qd6 f4 33.Nf8 f3+-) 32.b6 Qf7 33.b7 (33.Nd8 Rd8 34.Qd8 Qf8 35.Re8 Rg2 36.Kg2 Kf7 37.Rf8 Ke6 38.Re1) 33...Rb8 34.Qd6 (34.Qd6 Qf8 35.Nf8 Rg2 36.Kg2 g5 37.Qe6 Kf8 38.Qe7 Kg8 39.Qg7; 34.Nd8 Rg2 35.Kf1 Rf2 36.Kf2 Rd8 37.Qd8 Qf8 38.b8Q Qd8 39.Qd8 Kf7 40.Rb7) 1-0. Horak,Martin (2330) - Dong Bao Nghia (2225), Titled Arena Apr 3rd, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

11.h6 g6 12.Na3+/- Nd7 (12...a6 13.0-0+/-) 13.Nb5 0-0 14.Ba3 (better 14.Qc2!?+/-) 14...Ba3 (14...f6 15.Be7 Qe7 16.ef6 Nf6 17.0-0=+) 15.Ra3 (15.Na3 f6 16.ef6 Nf6 17.0-0=+) 15...Nb6 (15...f6 16.ef6 a6 17.f7 Rf7 18.Nd6=) 16.Nd6 (16.Qc2 Qe7 17.0-0 f6 18.ef6 Rf6=+) 16...Qe7 (16...f6 17.Nc8 Rc8 18.ef6=+) 17.Qa1 (17.Qe2 f6 18.Rb3 fe5 19.de5 Rb8=) 17...f6=+ 18.Nc8 (18.c4 dc4 19.Be2 Rd8=+) 18...Rac8 19.ef6 Qf6 (19...Rf6 20.Ne5 a6 21.Rb3=+) 20.0-0 Rf7 (20...Qe7 21.Be2=+) 21.Re1 (21.Qc1 Qe7=) 21...Re8 (21...Qf4 22.Re6 Qh6 23.Qe1=) 22.Qb2 (22.Bb5 Ree7+=) 22...e5 (22...Qf4 23.Bb5=) 23.de5+= Ne5 (23...Qf4 24.Ra7 Na7 25.Qb6+=) 24.Ne5 Re5 25.Re5 Qe5 26.Ra7 Nc8? (26...Qf6!?+=) 27.Rb7+/- Qe1 (27...Rb7 28.Qb7 Ne7 29.c4+-) 28.Bf1+- Nd6? (28...Qe5 29.g3+-) 29.Rf7 (better 29.Rb8 Rf8 30.c4+-) 29...Kf7 30.c4! Ne4? (30...dc4 31.Qg7 Deflection; 30...Nc4 31.Qb7 Double attack (31.Qg7 Deflection)) 31.cd5 Nd2 (31...Nf6+-) 32.Qg7 Ke8 33.Qg8 Kd7 34.Qh7 Kc8 35.Qg8 Kb7 36.Qf7 Kb8 37.Qf8 Kc7 38.Qc5 Kd8 39.Qb5 Nf1 40.Qf1 Qd2 41.h7 Qh6 42.Qa6 (42.Qa1 Qh7 43.Qa8 Ke7 44.Qb7 Kd6 45.Qh7 Ke5 46.Qg8 Ke4 47.Qe6 Kd4 48.d6 Kc5 49.d7 Kb5 50.Qb3 Kc5 51.d8Q g5 52.Qdd5) 42...Qc1 43.Kh2 Qf4 (43...Qh6 44.Kg3 Qg5 45.Kf3 Qd5 46.Ke3 Qe5 47.Kd3 Qd5 48.Kc2 Qc5 49.Kb3 Qd5 50.Qc4 Qd1 51.Kb2 Qd2 52.Ka3 Qd6 53.Qb4 Qd3 54.Kb2 Qe2 55.Kc1 Qf1 56.Kc2 Qf2 57.Qd2 Qd2 58.Kd2 Ke7+-) 44.Kg1 (44.g3 Qf2 45.Kh3 Qf5 46.g4 Qf3 47.Kh4 g5 48.Kg5 Qe3 49.Kg6 Qe4 50.Kh6 Qf4 51.Kh5 Qh2 52.Kg6 Qc2 53.Kg7 Kc7 54.h8Q Qb2 55.Kh7 Qb1 56.Kh6 Qb6 57.Qf6 Qe3 58.Kg7 Qg5 59.Qg5 Kd7 60.Qc6) 44...Qc1= 45.Qf1 Qh6 46.Qd3 (46.Qa1 Qh7 47.Qa8 Kd7 48.Qb7 Kd6 49.Qh7 Kd5 50.Qg6 Ke5 51.Qh6 Kd5 52.g4 Kc5 53.g5 Kb4 54.g6 Kc4 55.g7 Kb4 56.g8Q Kc3 57.Qh3 Kb4 58.Qd5 Ka4 59.Qhb3) 46...Qh7 47.f4 (47.Qa6 Qd7+-) 47...Qa7 (47...Qh4 48.Qe3+-) 48.Kh2 Qh7 (48...Qe7 49.Kg3 g5+-) 49.Kg3 Qf7 (49...Qh5 50.Qd4 g5 51.Qf6 Kd7 52.fg5+-) 50.Qe4 Qf6 (50...Kc7+-) 51.Qe5 Qb6 52.Kg4 Qf2 (52...Qg1 53.g3 Kc8 54.Qe6 Kb7 55.d6+-) 53.g3 Qh2 54.d6 (better 54.Qd6 Kc8 55.Qg6+-) 54...Qh1 (54...Kd7+-) 55.Qe7 Kc8 56.Qc7 1-0. Rusan,P (2105) - Shubenkova,Veronika (1815), Titled Tuesday, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nge7)

7.c3 f5

8.Ba3 Ba3 9.Ra3 Nge7 +=.

8.Ba3 Ba3 9.Na3 Nh6 10.h4 (10.Be2 0-0=+) 10...Nf7 11.Bd3 Bd7 12.Qb1 b6 13.Nc2 Qc7 14.Ne3 0-0 15.g4 Nce5! 16.de5 (16.de5 Qc3 Double attack (16...Qc3 Decoy); 16.Ne5 Qc3 Double attack) 16...Ne5 17.Ne5 Qc3 18.Kf1 (18.Kd1 Qe5 19.gf5 ef5=+) 18...Qe5-/+ 19.gf5 ef5 20.Rg1 Kh8 21.Ra3 f4 22.Ng4 (22.Rg5 Qe7 23.Nc2 h6-+) 22...Qe7 (22...Qh5 23.Be2 Qh4 24.Ne5-+) 23.Qa1-/+ Rae8 (better 23...f3 24.Rg3 Qh4-/+) 24.Rg2?? (better 24.h5 Qh4 25.h6-+) 24...f3-+ (24...Qh4?! 25.Rh2 Qg4 26.Rg2 Qg2 27.Kg2-/+) 25.Rg3 Qh4 26.Nh2 Bh3 27.Kg1 Qg3! 28.fg3 f2 29.Kh1 Re1 30.Nf1 Bf1 (30...a5 31.Kh2 Ra1 32.Ra1-+) 31.Bf1 a5 32.Kg2 Ra1 33.Ra1 g6 34.Rd1 a4 (34...Rf5 35.Be2-+) 35.Rd5-/+ a3 36.Rd2 Ra8 (36...h5 37.Ra2 Ra8 38.Be2-/+) 37.Ra2 Ra5 38.Kf2 b5 39.Ke3 (39.Bb5 Rb5 40.Ra3 Rf5 41.Kg2 Kg7-/+) 39...b4 40.Bc4 Rc5 41.Kd4 (41.Be2 h5-/+) 41...Rg5-+ 42.Rg2 (42.Be2 Rg3 43.Kc4 Kg7-+) 42...h5 43.Rg1 Kg7 44.Kd3 h4! 45.g4 (45.gh4 Rg1 Pinning (45...Rg1 Deflection)) 45...h3 46.Rh1 Rg4 47.Rh3 Rg2 48.Rf3 g5 49.Bb3 Kg6 (49...Rb2!? 50.Kc4 a2 51.Ba2 Ra2 52.Kb4-+) 50.Kc4 Rb2 (better 50...Rg4!? 51.Kc5 Rf4-/+) 51.Rf8 a2 52.Ra8 ½–½. Bernadskiy,V (2540) – Karagiannis,A (2205), Aegean Open, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f5)

8.Na3 Nh6 9.Bd3 Nf7 10.h4 Be7 11.Bd2 a6 12.Qb1 (12.h5 0-0-/+) 12...b5 13.Nc2 Na5 14.Nb4 Bb7 15.Bf4 (15.Ng5 Ng5 16.Bg5 Bg5 17.hg5 Nc4-/+) 15...Nc4 16.Nc2 Rc8 (16...0-0 17.Ne3-/+) 17.Kf1 Qb6 18.Kg1 0-0 19.Nd2 (19.h5 Qc7-/+) 19...a5 Black prepares b4 (19...Qc7 20.Bc4 dc4 21.h5-/+) 20.g3 (20.h5 Qc6-/+) 20...b4 (20...a4 21.h5-+) 21.cb4 ab4 22.Nb3 Nd8 (22...Ba6 23.Nc5 Rc5 24.dc5 Bc5 25.Rh2-+) 23.Bg5-/+ Bg5 (23...Qc7 24.Be7 Qe7 25.h5-/+) 24.hg5 Nc6 25.Nc5 Nd4! 26.Nd7 (26.Nd4 Rc5 Discovered attack (26...Qc5 Remove defender)) 26...Nf3 27.Kg2 Qc6 28.Nf8 d4 29.Kh3 Ng5 30.Kh4 Nf3 (30...Qh1?! 31.Qh1 Bh1 32.Kg5 Ne5 33.Ne6 Nd3 34.Ncd4 Nf2 35.Kf5-+) 31.Kh3 g5 32.g4 (32.Ne3 de3 33.Be4 Qe4 34.Qe4 Be4 35.Ne6 Nce5-+) 32...fg4 (32...Ne1! 33.Be4 Qe4 34.Rg1 Qf3 35.Kh2 Qf2 36.Rg2 Qg2) 33.Kg4 (33.Kg3 Nfe5 34.Bh7 Kf8 35.Qb4 Kg7 36.Qb7 Qb7 37.Nd4-+) 33...Nce5 (33...Nce5 34.Kg3 Nd3-+ (34...Kf8?! 35.Qb4 Kg8 36.Rh7-/+); 33...Nfe5 34.Kh5 Qf3 35.Kg5 Qg4 36.Kf6 Qg7 37.Ke6 Qf7) 0–1. Shabazz,Daaim – Lyansky,Yan, 2nd Bahamas National Chess Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f5)

8.Bd3 a6 9.0-0!?=.

8.Bd3 a6 9.g4 Nge7+= 10.Na3 (10.gf5 Nf5 11.Rg1 b5-/+) 10...Rb8 (10...fg4!? 11.Nd2 h5-/+) 11.Nc2 g6 12.Ne3 Bg7 13.h4 h6 14.Rg1 0-0 15.gf5 ef5 16.Ng2 Kh7 17.h5 g5 18.Bg5 hg5 19.Ng5 Kh8 20.h6 Bh6 (better is 20...Be5!? 21.de5 Ne5=) 21.Qh5+/- Ng8 22.Nh4 Nce7 23.Nf7 Rf7 24.Qf7 Qf8 (24...Ra8!?+/-) 25.Rg8!+- Qg8 (25...Ng8 26.Ng6#; 25...Qg8 26.Qf6 (26.Qe7)) 26.Qe7 Bg5 27.Qc7 Bh4 28.Qb8 Qg1 29.Kd2 Qa1? (29...Qf2 30.Kc1 Qg1 31.Kb2 Qg8+-) 30.Qc8 Kg7 31.Qb7 (31.Qf5 Qb2 32.Bc2 Bf2 33.Qh7 Kf8+-) 31...Kg6 32.Qa6 (better is 32.Qc6 Kg7 33.Qd7 Kg8 34.Qe6 Kg7 35.Qf5 Bf2 36.Qf2 Qb2 37.Bc2 Qb6+-) 32...Qa6 33.Ba6 Bf2 34.Bb7 f4 35.Bd5 Kf5 36.Kd3 Bh4 37.c4 Bd8 38.c5 Ba5 39.Kc4 1–0. Djurhuus,Rune (2530) – Fossan,Petter (2330), NOR–chT Norway, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 f5)

8.Bd3 a6 9.g4 g6 10.gf5 ef5 11.Na3 Nh6 (11...h6 12.Rg1 g5 13.Nd2=+) 12.Bg5= Qd7 13.0-0 Nd8 (13...Ng8 14.Nb5 Nd8 15.Re1+=) 14.c4 (14.e6 Ne6 15.Ne5 Qd6 16.Qa4 Bd7 17.Nd7 Ng5 (worse 17...Qd7 18.Bb5 ab5 19.Qa8 Kf7 20.Bh6+/-) 18.Nb6 Kf7 19.Na8 Nh3 20.Kg2 Nf4 21.Kh1 Nd3-+) 14...Ba3 (14...Ne6 15.Bf6 Rg8 16.cd5 Qd5 17.Nc4+/-) 15.Ra3+= Nhf7 16.Bf6 0-0 17.Qb3 (17.Re1 Re8+/-) 17...f4 18.Kh1 dc4 (18...Qh3!? 19.Be2 dc4 20.Qc4 b5+=) 19.Bc4+/- b5 20.Bd5 (20.Bb5!? ab5 21.Ra8=) 20...Rb8+= 21.Rg1 Ne6 22.Qd3 (better 22.Ra6 Ba6 23.Be6+-) 22...Re8? (better 22...Nh8 23.Ba2 b4+=) 23.Rg6+- Kf8 24.Be6 Re6 25.Rg7 Rf6 26.ef6 Rb6 27.Qh7 (27.Ne5 Qb7 28.Kg1 Rf6 29.Qh7 Be6+-) 27...Rf6 28.Ne5 Qd5 (28...Qf5 29.Ng6 Ke8 30.Qg8 Kd7 31.Ne5 Ke7+-) 29.f3 Be6 (29...b4 30.Ra5!! Bb7 31.Rd5 Bd5 32.Nd7 Ke7 33.Nf6 Kf6 34.Qg6 Ke7 35.Qg5 Kd6 36.Rg6 Kd7 37.Qd5 Ke8 38.Rg7 Ke7 39.Qf7 Kd6 40.Qd7) 30.Ra6 Qd4 31.Ra8 (31.Ra8 Ke7 32.Nc6 Kd6 33.Nd4+-; 31.Rf7 Rf7 32.Qh6 Rg7 33.Qf6 Kg8 34.Qe6 Kh7 35.Qh6 Kg8 36.Ra8 Qd8 37.Rd8) 1-0. Popadic,Dr (2155) - Podlesnik,B (2355), 73rd ch-MNE, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3)

8.Bd3 Bd7 9.0-0 Nge7 10.h4 (10.Na3 a6=) 10...Nc8 11.g4 (11.Bg5 Be7+=) 11...Be7 12.gf5 ef5 13.Ng5 Bg5 (13...0-0!?-/+) 14.Bg5+= N8e7 15.Qh5 Kf8 (15...g6 16.Qh6+=) 16.Na3= a6 17.Kh1 Be6 18.Nc2 Qe8 19.Qf3 Qf7 20.Rfb1 Ng6 21.h5 (21.Bb5!?+=) 21...Nge5!-/+ 22.de5 Ne5 23.Qe2? Nd3-+ 24.Be3 f4 25.Qd3 Qh5 26.Kg1 Qg5 27.Kf1 fe3 28.Ne3 h5 29.Rb7 Rh6 30.Qd4 Rf6 31.Rab1 Re8 32.Rb8 Bh3 33.Ke2 Qg4 34.Qg4 Bg4 35.Ke1 Bf3 36.Kd2 h4 37.Re8 Ke8 38.Rb8 Kf7 39.Rb7 Kg6 40.Nf1 Bg2 41.Ke1 Re6 (41...Re6 42.Ne3 h3-+) 0–1. Augustin,Josef – Plachetka,Jan, CSR–ch Jablonec, 1962. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3)

8.Bd3 Bd7 9.g4 Nge7+= 10.gf5 Nf5 11.Ng5 Nce7 12.Na3 h6 13.Nh3 Qc7 14.Nb5 Bb5 15.Bb5 Kf7 16.Bd2 g6 17.Rg1 a6 18.Bd3 Rg8 19.Nf4 Qc6 20.Qf3 b5 21.Rb1 Rb8 22.Qh3 Rb7 23.Kf1 Ke8 24.Kg2 g5 25.Nh5 Kd8 26.Kh1 Rg6 27.f4 g4 28.Rg4 Rg4 29.Qg4 b4 30.cb4+/- Qb6 31.Qg1 Rc7 32.Ra1 Qd4 33.Qd4 Nd4 34.Ra6 Nf3 35.Be3 Rc3 36.Bb6 Kc8 37.Be2 Kb7? 38.Bc5+- Nh4 39.Kg1 Rc2 40.Kf1 Nef5 41.Bf8 Nd4? 42.Ra7! Ka7 43.Bc5 Rc5 44.bc5 Nhf5 45.Ng3 Ng7 46.Bd1+/- Ka6 47.Ba4 Ka5 48.Bd7 Nb3 49.f5 Nf5 50.Nf5 Nc5 51.Be6 Ne6 52.Nh6 Kb4 53.Ng4 Kc4 54.h4 Ng7 55.Kf2 d4 56.Kf3 Kd5 57.Kf4 d3 58.Ne3 Kd4 59.Nf1 Kd5 60.Nd2 Kd4 61.Nf3 Kd5 62.Ke3 Nf5 63.Kf4 d2 64.Nd2 ½–½. Mortensen,Erling (2460) – Karlsson,Lars (2550), Copenhagen, 1985. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

8.Bd3 Bd7 9.h3 g6 10.g4 (10.0-0 a2 11.Ra2 a6=) 10...Nh6 11.Na3 a6 12.Bg5 Qc8 13.Bf6 Rg8 14.Qd2 Nf7 15.0-0 b5 16.gf5 (16.Nc2 fg4 17.hg4 Bh6+=) 16...gf5-/+ 17.Kh2 Bh6 18.Rg1 Ne7 19.Qb2 Ng6 20.h4 Bc6 (better is 20...Bf4 21.Kh1 Nd8+=) 21.h5+= Ne7 (better is 21...Bf4 22.Kh3 Nfh8+=) 22.Nc2?? (better is 22.Qb4 Bf4 23.Kh3+-) 22...Qc7 (22...Rg1 23.Rg1 Qc7 24.Ng5 Ng5 25.Bg5-/+) 23.Nb4 Bb7 24.Na6 Ra6 25.Bb5+= Rc6 26.Ra7 Rg1? 27.Bc6+- Nc6 28.Rb7 (28.Rb7 Bc1 29.Rc7 Bb2 30.Kg1+- (worse is 30.Rc6 Kd7 31.Rb6 Rc1+-)) 1–0. Shashin,Boris S – Naglis,Boris, Moscow, 1970. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

8.Bd3 Be7 9.Ba3 Nh6 10.Be7 Qe7 11.Na3 0-0 12.h4 Nf7 13.Qd2 Na5 14.Qc2 h5 15.Rh3 g6 16.Rg3 Kg7 17.Ng5 Bd7 18.f4 Nh6 19.Nb5 Bb5 20.Ra5 Bd3 21.Qd3 Rfc8 22.Qb5 Rc6 23.Rd3 Nf7 24.Nf3 a6 25.Qb2 Rac8 26.g3 Qc7 27.Ra3 Rb6 28.Qc2 Rb5 29.Nd2 Nh6 30.Nb3 Ng4 31.Ke2 Qb6 32.Nd2 Rb2 33.Qa4 Rc6 34.Rb3 Qb3 35.Qb3 Rb3 36.Nb3 b6 37.Rf3 Kf7 38.Kd3 Ke7 39.Na1 Kd7 40.Nc2 Rc4 41.Ne3 Ne3 42.Re3 Ra4 43.Kc2 Ra1 44.Kb2 Rg1 45.Kb3 b5 46.Ka3 Kc6 47.Kb3 Kb6 48.Ka3 a5 49.Rd3 a4 50.Ka2 Ka5 51.Rf3 Rd1 52.Ka3 (52.Kb2-+) 52...Rb1 53.Ka2 Rb3 54.Re3 Kb6 55.Rd3 b4 56.Re3 Rc3 57.Re2 Kb5 58.Rg2 Kc4 59.Rd2 b3 60.Kb1 a3 61.Rd1 0–1. Vera Leon,Ely – Sequeda,Pablo, Barquisimeto Preolimpic, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f5)

8.Bd3 Be7 9.Na3 a6 10.Bd2 b5 (better is 10...Ra7!?+=) 11.Nb5+= Bd7 (11...ab5 12.Ra8) 12.Na3 g5? (better is 12...Qc7+/-) 13.Ng5!+- h5 (13...Bg5 14.Qh5) 14.Nh3 (14.h4 Qc8+-) 14...h4 15.0-0 Bc8 16.Nc2 Bb7 17.Nf4 Qc8 18.Ng6 Rh7 19.h3 Kd7 20.Ne3 Qe8 (20...Kd8 21.c4 dc4 22.Ne7 Ke7 23.Nc4 Nd4 24.Bb4 Kd8 25.Bf5+-) 21.Ne7 (21.Nf4 Rh6 22.Ned5 Bd8+-) 21...Nge7 22.Qc2 (22.Ng4 Ng8+-) 22...Rf7 (22...Rg7 23.Rfb1 Ra7 24.Rb2+-) 23.Rfb1 (23.c4 Qf8+-) 23...Ra7 24.Rb6 Nc8 25.Rb3 Qg8 26.Qb2 Ke8 27.c4 dc4 28.Bc4 Rg7 29.Bf1 Nd8 30.Bb4 Bf3 31.Bc5 f4 32.Ng4 Bg4 33.hg4 Rg4 34.Ba7 Na7 35.Ra6 Nac6 36.Rf3 Qg6 37.Qc3 Qe4 38.Ra4 Ne5 39.Bb5 Nec6 40.d5! Qd5?! 41.Bc6 Nc6 42.Raf4 Qd1 43.Kh2 Qd6 44.g3 hg3 45.fg3 Rf4 46.Rf4 e5 47.Rf2 Ke7 48.Qf3 Qh6 49.Kg2 Nd8 50.Qa3 Qd6 51.Qd6 Kd6 52.Rf5 Ne6 53.Kf2 Nd4 54.Rf6 Kd5 55.Ke3 Nc2 56.Kd3 Nb4 57.Kc3 Na2 58.Kd2 Nb4 59.g4 (59.g4 Kc5 60.g5+-) 1–0. Villumsen,Gert – Kotsch,Gernot, ICCF World Cup8–9 prel–170, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.d4 ba3 7.c3 f5)

8.Bd3 Be7 9.h4 Qa5 10.Qb3 Nh6 11.Bh6 gh6 12.Na3 Rg8 13.g3 Rg4 14.Ke2 a6 15.Nc2 Qd8 16.Ne3 Rg7 17.Rhd1 Kf8 18.Kf1 b5 19.Qa2 Rb8 20.Ng2 Qe8 21.Nf4 Qf7 22.Nd2 Rg4 23.Be2 Rg8 24.Bh5 Qg7 (better is 24...Rg6!?+=) 25.Qa6+/- (25.Qa6 Nd8 26.Qa5+-) 1–0. Proettel,Sven (2110) – Rivinius,Otto (1870), Duisburg op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 ba3 7.c3 f5)

8.Bd3 Nge7 9.Na3 Bd7 10.Nc2 Ng6 11.g4 Nce7 12.h3 a6 13.Ng5 Nh4 14.Ne6 Be6 15.Bg5 Ng2 16.Kf1 Qd7 17.Kg2 fg4 18.hg4 Bg4 19.f3 Bf5 20.Ne3 Bd3 21.Qd3 Rc8 22.Rac1 Qe6 23.Rh7 Rh7 24.Qh7 g6 25.Ng4 Qf5 (better is 25...Kd8!?+=) 26.Be7+/- Be7 27.Qg8 Kd7 28.Qd5 Kc7 29.Qe4 Rg8 30.d5 Bg5 31.Rb1 b5 32.d6 Kd7 33.Qb7 Ke6 34.Rd1 Qc2 35.Nf2 Be3?? (35...Qa2 36.Qh7 Ke5+-) 36.Qe7 Kf5 37.Qf6 1–0. Zherebukh,Yaroslav – Seletsky,Grigory (2310), UKR–ch sf Alushta, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f5)

8.Bd3 g6 9.h4 (9.Na3 Kf7+-) 9...h5 (9...Nh6 10.Na3 Nf7 11.0-0=) 10.Ng5 (10.Na3 Nh6+-) 10...Nh6 (10...a2 11.Ra2 Nh6+=) 11.f3 (better 11.Na3!? Be7 12.Nb5+=) 11...Nf7 12.g4?? (better 12.Na3 Be7 13.Nb5=+) 12...hg4-+ 13.fg4 Be7 (better 13...Ng5!? 14.Bg5 Qa5 15.Bf6-+) 14.Ke2 Ng5 (14...Nh6!? 15.gf5 Nf5-/+) 15.hg5-/+ Rh1 (15...Kf7 16.Na3 Kg7 17.Rh6 Bg5 18.Rh8 Kh8 19.Qh1 Kg7 20.gf5 ef5 21.Nb5=) 16.Qh1=+ Bg5 (16...a2!? 17.Ra2 fg4 18.Bg6 Kd7=+) 17.Ba3= Be7 18.Qh7 Kd7 19.Nd2 a6 (19...f4 20.Bg6 Qf8 21.Bd3+=) 20.Bb5 (20.gf5 gf5 21.Rg1+-) 20...Rb8?? (better 20...ab5 21.Be7 Qe7 22.Qe7 Ne7 23.Ra8 fg4=) 21.Bc6+- bc6 (21...Kc6 22.Be7 Qd7+-) 22.gf5 (22.gf5 gf5 23.Bd6+-) 1–0. Kumala,Aleksander (2165) – Wallner,Joachim (2315), 26th Cracovia Open A Poland, 2016. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.d4 d5 6.e5 ba3 7.c3 f5)

8.ef6 Nf6 9.Bd3 Be7 10.0-0 0-0 11.Re1 Bd7 12.Na3 a6 13.Nc2 Qc7 14.Ne5 Ne5 15.Bf4 (15.de5 Ne8-/+) 15...Nf3 16.Qf3 (16.Qf3 Bd6 Combination; 16.gf3 Qf4 Discovered attack) 16...Bd6 17.Bd6 Qd6 18.Re5 Rac8 19.Qh3 The backward pawn on e6 becomes a target 19...g6 20.Ra3 Rf7 (20...Qb6!?-/+) 21.Qg3 Kg7 22.h4 Rcf8 23.f4 Ne4 24.Be4 de4 25.h5 Rf4 26.Rb3 b5 27.Ne3 R4f6 28.Qh4 Rf4 29.Qg5?? Be8 30.hg6 Bg6 31.Rb1 Kh8 32.Ra1 R4f7 33.Qg4 Bf5 34.Qh4 Qc6 35.Rc5 Qd6 36.Rf1 Bg6 37.Ra1 Rf4 38.Qh6 R4f7 39.Ng4 Qg3 40.Ne5 (40.Ne5 Rf5 41.Ng6 Qg6 42.Qg6 hg6 43.Ra6 Rc5 44.dc5-/+). Vergara,Pablo – Liebert,Heinz (2400), Tel Aviv ol (Men) fin–B, 1964. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3)

8.h3 a6 9.Na3 Ba3 10.Ba3 +=.

8.h3 Nh6 9.Bd3 (9.Bh6!? gh6 10.Na3=) 9...Nf7+= 10.g4 (10.Ba3 Be7-/+) 10...Be7 (10...a6 11.Na3 Qc7 12.Nb5-/+) 11.gf5 ef5 12.h4 (12.Na3 0-0-/+) 12...0-0 (12...a6 13.Na3 Qd7 14.Rg1+=) 13.Ba3 (13.Na3 Kh8-/+) 13...Ba3 (13...a6 14.Bc1+=) 14.Ra3 (14.Na3 Be6-/+) 14...Qe7 (14...a6 15.Ra2+=) 15.Ra2 (15.Rg1 b6-/+) 15...Nd6 (15...a6 16.Rg1+=) 16.Ng5 (16.Nfd2 Re8-/+) 16...Ne4 (16...h6 17.Nf3-/+) 17.f4 (17.Qb3 Ng5 18.hg5 g6+=) 17...h6-/+ 18.Rah2 (18.Nf3 a5-/+) 18...Rb8 (better is 18...b6!?-/+) 19.Qb3+= Be6 (19...Ng5 20.hg5 hg5 21.Qd5 Be6 22.Qf3+-) 20.Ne6 Qe6 21.Rg2 Kh8 22.h5 Ne7 23.Rhg1 Rg8 24.Nd2 Qc6 Black threatens to win material: Qc6xc3 25.Nb1 b5 26.Qb4 Qc7 27.Ra2?? further deteriorates the position 27...Nc6-+ 28.Qb2 b4 29.Be4 fe4 30.Qd2 bc3 31.Nc3 Nb4 32.Nd1 Na2 33.Qa2 Qc1 34.f5 Rb1 35.Qd2 a5! Mate attack 36.Rg3 Qd2 37.Kd2 a4 38.Nc3 Rb4 39.Ne2 Rc8 40.Ra3 Kg8 41.Ra2 Kf7 42.Nf4 Rd4 43.Ke3 Rcc4 44.Rg2 Rd1 45.e6 Kf8 46.Rb2 Rdc1 47.Nd5-/+ a3 48.Ra2?? leading to a quick end Ra4 49.Nb6 Ra6 50.Nd7 Ke7 0–1. Bespalov,Alexey (2325) – Kerzhner,Stanislav (2245), RUS–ch Schools, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

8.Bd3 Nh6

9.0-0 Nf7 10.Ba3 Ba3 11.Na3 g5 12.h3 (12.Nc2 0-0=) 12...0-0 13.Nb5 a6 14.Qd2? (14.Qc2 h6+=) 14...Kh8 (better is 14...Na5 15.Nd6 Nd6 16.Ra5 Ne4-/+) 15.Qe2 Rg8 16.Rfe1 Rb8 17.Na3 Ne7 18.g4 Ng6 19.Reb1 (19.gf5!? Nf4 20.Qe3+=) 19...Nf4-/+ 20.Qf1 b5 21.Bb5? (better is 21.Nh2-/+) 21...ab5-+ (21...Rb5?! 22.Nb5 ab5 23.Rb5+=) 22.Nb5 Bd7 23.Nd6 Be8 (better is 23...Nd6 24.ed6 Rb1 25.Rb1 Be8-+) 24.Ra7?? (24.Nb7 Qc8 25.Nc5-+) 24...Nd6 25.ed6 Qd6 (25...Nh3 26.Qh3 Rb1 27.Kg2-+) 26.Ne5 (26.Rbb7 Rb7 27.Rb7 Qc6-+) 26...Rg7 (26...Nh3 27.Kg2 Nf4 28.Kh2-+) 27.Rba1 (27.Raa1 Rb1 28.Rb1 Ra7-+) 27...Ra7 28.Ra7 Qb6 29.Re7 Qb2 30.Qe1 Nh3 31.Kh1 (31.Kf1 Kg8 32.Nd3-+) 31...Nf2 32.Kg1 Nh3 33.Kf1 Nf4 (33...Nf4 34.Re8 Re8-+) 0–1. Brookfield,Toby (1760) – Al Huwar,Jasem (2230), Dresden ol (Men), 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 f5)

9.Na3 Be7 10.Nb5 (10.Bh6 gh6 11.0-0 Rg8=) 10...Nf7+= 11.h3 a6 12.g4 0-0 13.gf5 ef5 14.h4 Be6 15.Na3 b5 16.Nc2 b4 (16...Qc8 17.Bf4-/+) 17.cb4 Nb4 18.Ne3 (18.Nb4!? Bb4 19.Bd2-/+) 18...Qc8 19.Kf1 f4 20.Ng2 Nd3 21.Qd3 Bf5 22.Qb3 Rb8 23.Qd1 Bc2 24.Qe1 Be4 25.Qd1 Qc3 26.e6 Qa1 27.ef7 Kf7 28.Nd2 Ba3 (28...Ba3 29.Ne4 de4 30.Nf4 Qc1 31.Qc1 Bc1-+) 0–1. Cuartas,Carlos Enrique (2395) – Jansa,Vlastimil (2535), Nice ol (Men) qual–F, 1974. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3)

9.Na3 Nf7 10.h4 Be7 11.Nc2 Bd7 12.Ne3 a6 13.g4 fg4 14.Ng4 Qc7 15.Qc2 0-0-0 (15...Rc8!? 16.Ne3 Na5=) 16.Ne3 (worse is 16.Bh7 Rh7 17.Qh7 Nce5 18.Nge5 Qc3 19.Kf1 Ne5 20.de5 Rf8-/+) 16...Kb8 (16...Rdf8 17.h5= (worse is 17.Bh7 Nfe5 18.Ne5 Ne5-/+)) 17.Bd2 (17.Bh7 Rh7 18.Qh7 Nce5 19.Ne5 Qc3 20.Ke2 Bb5 21.Nd3 Qa1 22.Qg7 Qc3-+) 17...Rc8 (17...g6+=) 18.0-0 (18.Bh7!? Rhf8 19.Rg1+/-) 18...Na5 (18...g5!?=) 19.Rfb1+= (worse is 19.Bh7 Bb5 20.Rfb1 Be2+=) 19...Ka7 20.Qb2 Bc6 21.Qa2 b6 22.Ng2?? (better is 22.c4 dc4 23.Ba5 ba5 24.Qc4+-) 22...Bb7= 23.Qc2 Nc4 24.Bc1 g6 25.Bf1 Qc6 26.Ra2 Rhg8 27.Nfe1 h6 28.Nd3 g5 29.h5 g4 30.Ngf4 Ng5 31.Ng6 Nf3 32.Kh1 Qe8 33.Ndf4 Bg5 34.Qb3 Rc6 35.Bd3 Qd8 36.Ng2? Bc1-+ 37.Rc1 Qg5 38.N6f4 Rf8 39.Bg6 Rf4 40.Rca1 a5 41.Qb5 Rf8 42.Qb4 Rg8 43.Qb1 Nce5! 44.de5 Qe5 (44...Qe5 45.Qg1 Rg6-+) 0–1. Storey,Ch (2265) – Lock,G (2230), Jessie Gilbert Celebration Int, Coulsdo, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

9.Rg1 Be7 10.Bh6= gh6 11.g4 (11.Na3 Rg8=) 11...fg4 12.Rg4 Qa5 13.Qb3 Qb6 14.Qc2 Qb2 15.Qb2 ab2 16.Ra2 Bd7 (16...a5 17.Rb2 a4 18.Nbd2+=) 17.Rb2= 0-0-0 18.Nbd2 Rdg8 19.Rg8 Rg8 20.Bh7 Rf8 21.Ng1 b5 22.Ne2 b4 23.Rc2 bc3 24.Rc3 Bb4 25.Rh3 Na5 26.Nc3 (better is 26.Bd3=) 26...Rf4-/+ 27.Rd3 Rg4 28.Na2 Bd2 29.Rd2 Nc4 30.Rd1 Bb5 (30...Ba4 31.Rb1 Rd4 32.Nc3 Ne5 33.Ra1-+) 31.Rc1 (better is 31.Nc3!? Rg1 32.Ke2 Nb2 33.Nb5 Rd1 34.Na7 Kd7 35.Nb5-+) 31...Rg1 32.Ke2 Rc1 33.Nc1 Ne5 34.Ke3 Ng4 35.Kf3 Nh2 36.Kf4 a5 37.Bg8 Kd7 38.Nb3 a4 39.Nc5 Kd6 40.Be6 a3 (40...a3 41.Bf5 Bc4-+) 0–1. Djurhuus,Rune – Hellsten,Johan, It (cat.10), Asker (Norway), 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 f5 8.Bd3 Nh6)

9.Rg1 Nf7 10.g4 +=.

9.Bh6 gh6 10.Na3 Ba3 11.Ra3 Qe7 12.Ra1 0-0 13.g3 Bd7 14.Nh4 Rfc8 15.0-0 Nd8 16.Qd2 Nf7 17.f4 Rc7 18.Rfc1 a6 19.Ng2 Rac8 20.Ne3 Qd8 21.g4 Qh4 22.gf5 Qf4 23.Rf1 Qh4 24.Kh1 Kh8 25.fe6 Be6 26.Rf6 Ng5 27.Ng2= Qh3 28.Raf1 Rc3 29.Rf8?? Rf8-/+ 30.Rf8 Kg7 31.Qf4 Bf7 32.Rb8 Qf3 33.Rb7?? Rd3-+ 34.Qf3 Nf3 35.Nf4 Rd2 36.Ne6 Kg6 37.Nf4-+ Kg5 38.Nh3 Kg4 39.Rb2 Rb2 40.Nf2 Rf2 41.h3 Kg3 (41...Kg3 42.e6 Rf1#; 41...Kh3 42.e6 Rf1#) 0–1. Bosch,Jeroen (2370) – Peelen,Piet (2390), Amstelveen, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

7.c3 f6

8.Ba3 Nh6 9.Bf8 Rf8 10.Bd3 f5 (10...fe5 11.de5 Ng4 12.0-0+=) 11.h4 Kf7 12.Na3 Kg8 13.Ng5 Bd7 14.Nb5 a6 15.Nd6 b5 16.g4 (16.0-0+=) 16...b4?? (better is 16...Ng4 17.Rg1 Qc7 18.Rg4 fg4 19.Bh7 Kh8+=) 17.gf5+/- ef5 18.Qb3 bc3 19.Qd5 (19.Qc3?! Qb6 20.Nf3 a5=) 19...Kh8 20.Bc4 Ne7 21.Ndf7 Nf7 22.Nf7 Rf7 23.Qf7 Bb5 24.Rg1 Ng6 25.Bb5 ab5 26.Ke2 Nf4 27.Kf3 Ng6 28.Qd7?? (better is 28.h5 Ra1 29.Ra1 Ne5 30.de5+-) 28...Nh4+= (28...Qd7?? 29.Ra8 Qe8 30.Re8 Nf8 31.Rf8#) 29.Ke2 Ng6?? (better is 29...g6 30.Qb5 Ng2+=) 30.Rg6! (30.Rg6 Ra2 31.Ra2 hg6 32.Qd8 Kh7 33.Qh4 Kg8 34.e6 b4 35.Ra8#) 1–0. Lanzani,Mario (2330) – Cazzaniga,Walter, Porto San Giorgio op, 1992. (=1.Nf3 e6 2.e4 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

8.Na3 a6 9.Bd3 f5 10.Bg5 Qc7 11.0-0 Rb8 (11...Na5 12.Qc2=) 12.c4 (12.Re1 b5=) 12...h6 (12...dc4 13.Bc4 b5 14.Bb3=+) 13.Bd2 (13.cd5 ed5 14.Bd2 Be6=) 13...dc4 14.Nc4 b5 15.Ne3 Nge7 16.Qb3 Qd7 Attacking the backward pawn on d4 17.Rfc1 (17.Bc3 Bb7=+) 17...Bb7 18.Nc2 (18.Bc3 Nd8=+) 18...Nd5 19.g4 (19.Be2 Be7-/+) 19...g6 (19...fg4 20.Nh4-+) 20.h4 (20.gf5 gf5 21.Kf1 Rg8-/+) 20...h5 (20...Qf7 21.g5-/+) 21.gf5 gf5 22.Ng5 (22.Kf1 Nce7-/+) 22...Be7 (22...Nce7 23.Be2-/+) 23.Be2 Bg5 (23...f4 24.Kh2-/+) 24.Bg5 Kf7 (24...Nd8 25.Kh2-/+) 25.Kh2 (25.Kf1 Ke8=+) 25...Rbg8 26.Ne3? (better 26.Bf3!?=+) 26...Nd4-+ 27.Qd3 (27.Qd1 Ne2 28.Qe2 Ke8-+) 27...Ne2 28.Qe2 Ne3 29.Qe3 Qd5 (better 29...Rc8-+) 30.Rc7= Ke8 31.f3 Qf3 (31...Rg5 32.hg5 Rf8= (32...Qf3 33.Qf3 Bf3 34.g6+-)) 32.Qf3+- Bf3 33.Ra6 (33.Rac1 Rg5 34.hg5 Bd5+-) 33...Rg5 34.hg5 Bd5 (34...Rf8 35.g6 Kd8+-) 35.Rc8 Kd7 (35...Kf7 36.Rh8 f4 37.Ra7 Kg6 38.Rg8 Kf5+-) 36.Rh8 Bb7 (36...f4 37.Rh7 Ke8 38.Rb6 Bb7 39.Rbb7 b4 40.Rh8) 37.Rd6 (37.Rh7 Kc8 38.Ra7 f4 39.Rab7 f3 40.Rbf7 b4 41.Rh8) 37...Kc7 38.Rh7 Kb8 (38...Kc8 39.g6 f4 40.g7 Kb8 41.g8Q Ka7 42.Qc8 b4 43.Rb7) 39.Rb6 (39.Rb6 Ka7 40.Rhb7 Ka8 41.g6 h4 42.g7 b4 43.g8Q) 1–0. Alshourfaa,Hazaa (1700) – Al_Hamlan,Faisal (1955), Kuwait First Stage Championship, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f6)

8.Bd3 Qa5 9.Ba3 Bd7?? (better 9...Ba3 10.Ra3 Qc7=+) 10.Bf8+- Qa1 11.Bg7 a5 (11...fe5 12.Ne5 (12.Bh8?! e4+-) 12...Ne5 13.de5+- (13.Bh8?! Nd3 14.Qd3 Ne7+-)) 12.Qb3 (better 12.Bh8 f5 13.Ng5 Qb2+-) 12...a4 13.Qa3 (13.Qb7 Rb8 14.Qb8 Nb8 15.Bh8 f5-+) 13...Qa3 14.Na3 Nce7 (14...fe5 15.de5 (15.Bh8?! e4+-) 15...Nce7 16.Bh8+-) 15.Bh8 b5 (15...f5+-) 16.Nb5 Bb5 17.Bb5 Kf7 (17...Kd8 18.ef6 Ng6 19.Bg7+-) 18.0-0 (18.ef6 Nf6 19.Ne5 Kf8 20.Bf6 Ng8+-) 18...a3 (18...Ng6 19.Bf6 Nf6 20.Ng5 Ke7 21.ef6 Kf6 22.Nh7 Ke7+-) 19.ef6 Nf6 20.Ne5 Kf8 21.Bf6 1–0. De Oliveira,Peter (1880) – Ramos,F E Gueller, 1st Magistral De Xadrez Da Recra, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f6)

8.Bd3 Qc7 9.0-0 Bd7 10.Re1 fe5 11.de5 g6 (11...a2 12.Ra2 a6 13.Ba3=) 12.Na3= a6 13.Nb5 Qb8 14.Nbd4 Bg7 e5 becomes the focus of attention 15.Nc6 Bc6 16.Ba3 Nh6 17.Ng5 Be5 18.Ne6 (18.Qe2 Bh2 19.Kh1+/-) 18...Kf7+= (worse is 18...Bc3 19.Nc7 Kd8 20.Re7+=) 19.f4? (better is 19.Bc1 Re8 20.Qf3 Kg8 21.Bh6 Re6 22.Bf4+=) 19...Ke6?? (19...Bc3 20.Re3 Bf6-/+ (20...Ba1 21.Qa1 Qf8 22.Nf8 Nf5 23.Qh8 g5 24.Qh7 Ng7 25.Re7 Kf8 26.Qg7#)) 20.Re5+/- Kf6 21.c4 Re8 22.cd5+- Bd7 23.Qe2 Qa7 24.Kh1 Ng4 25.Rf1 Ne5 26.fe5 Kg7 27.e6 Bb5 28.Rf7 Kg8 29.Qe5 (29.Qe5 Qg1 30.Kg1 Bd3 31.Qg7) 1–0. Kappelt,Joerg – Braun,T, Duesseldorf–ch, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

8.Bd3 Qc7 9.0-0 fe5 10.Ne5 Ne5 11.de5 g6 12.Re1 Ne7 13.Na3 Bd7 14.Bg5 Bg7 15.Qg4 Nf5 16.Qb4 a5 17.Nb5 Bb5 18.Qb5 Kf7 19.g4 Ne7-/+ 20.Re3 Rhf8 21.c4 d4 22.Re4 Nc6 23.f4 Kg8 24.c5 h6 25.Bh4 g5!-+ 26.fg5 hg5 27.Bg3 Be5 28.Kg2 Bg3 29.hg3 e5 30.Rh1 Rf6?? 31.Rh5 Raf8 32.Qb3 Kg7?? 33.Rg5 Kh8 34.Rh5 Kg7 35.Rg5 Kh8 36.Rh5 Kg7 37.Rf4!! Rh6 38.Rg5 (38.Rg5 Rg6 39.Rg6 Kh7 40.Rg5 e4 41.Be4 Kh6 42.Rh5 Kg7 43.Rh7) 1–0. Pudas,T (2165) – Topi Hulmi,T (2280), ch–FIN Helsinki FIN, 2006.

8.Bd3 Qc7 9.Ba3 fe5-/+ 10.Bf8 Kf8 11.de5 Ne5 12.Bc2 (12.0-0 Nf6-/+) 12...Nf6-+ 13.Qd4? (better 13.0-0 Nf3 14.Qf3-+) 13...Nf3 14.gf3 e5 15.Qh4 Be6 (15...a5 16.0-0-+) 16.0-0 g5! 17.Qb4 (17.Qg5 Rg8 Pinning (17...Rg8 Decoy)) 17...Qe7 (better 17...Kg7!? 18.Na3 a6 19.Rfe1-+) 18.Re1 Qb4 19.cb4 Rc8 (better 19...Kf7 20.Re5 Rhc8-+) 20.Re5?? (better 20.Na3-+) 20...Rc2 21.Re6 (21.Na3 Rc6 22.b5-+) 21...Rc1 22.Kg2 0–1. Mladenovic,Milan (1980) – Chelushkina,I (2235), Letnji Open Jezero, 2017. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.Nf3 e6 5.d4 d5 6.e5 Nc6 7.c3 f6)

8.Bd3 Qc7 9.Bf4 Bd7 (9...Qa5 10.Ra2=) 10.0-0 0-0-0 (better is 10...a6!?= should be considered) 11.Na3+/- a6 12.Bg3 f5 13.c4 Nge7 14.Ng5 (better is 14.Qb1 Be8 15.Nb5 ab5 16.cb5+/-) 14...Re8?? cause more grief (better is 14...Kb8+/-) 15.Nf7+- Rg8 (15...f4 16.Bf4 (16.Nh8?! fg3 17.Nf7 gh2 18.Kh1 Kb8+-) 16...g5 17.Bd2+- (worse is 17.Nh8 gf4 18.Nf7 Kb8+-)) 16.Nd6 (better is 16.Nb5 and White can celebrate victory 16...ab5 17.Ra8 Nb8 18.cb5 Nec6 19.Nd6 Kd8 20.bc6 Bc6+-) 16...Kb8 (16...Kd8 17.Nab5! an unexpected blow 17...ab5 18.Nf7 Kc8 19.Ra8 Nb8 20.cb5+-) 17.Rb1 Na5 (17...Nd8 18.Qb3 Bc6 19.h4+-) 18.c5 Ka8 19.Qd2 (19.Ba6!? might be the shorter path 19...ba6 20.Rb6 Qb6 21.cb6 Rb8 22.b7 Rb7 23.Nb7 Kb7+-) 19...Nec6 20.Rb6 Bd6 21.ed6 Qc8 22.Ra1 g5 23.Nb5! Boing! 23...ab5 24.Bb5 f4 25.Bc6 (25.Bc6 Rh8 26.Qa5 Kb8 27.Qa8) 1–0. Taeger,Winfried (2285) – Zadlo,Michael (2110), Bayern–chI Bank Hofmann 4th, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

8.Bd3 Qc7!? 9.ef6 gf6 10.Ba3 Nge7 +=.

8.Bd3 Nge7 9.ef6 (9.Ba3 fe5 10.Ne5 Ne5 11.de5 g6=+) 9...gf6 10.Nh4 e5 (10...Qd6 11.Na3 Kd8 12.Nb5=) 11.Qh5 Kd7 12.Na3 Qe8 13.Qg4 (better 13.Qe8!? Ke8 14.Nb5=+) 13...Kd8-+ 14.Qd1 e4 (14...Ng6 15.Ng6 ed4 16.Be2 Qg6 17.Bf3 Qe8 18.Kf1 dc3 19.Be3-+) 15.Be2-/+ Be6 (15...Ng6 16.Ng6 Qg6 17.Qb3 Qg2 18.Qd5 Bd7 19.Rf1-/+) 16.Nb5 Ng6 17.Ng6 Qg6 (17...hg6 18.Bf4 Rh7 19.Qb3=+) 18.g3 a6 19.Bf4 Rc8 20.Nd6 Bd6 21.Bd6 h5 22.Qb3 Qf7 23.h4 (23.f3 Qd7 24.Bc5 h4 25.gh4 e3=+) 23...Qd7 24.Bf4 Ke8 (24...Bg4 25.Bg4 hg4 26.Qb6 Ke8 27.h5-/+) 25.0-0=+ Rh7 26.f3 Ne7 27.Ra4 (27.Qb4 Nf5=+) 27...Rc6 (27...Rc3 28.Qc3 Qa4 29.Ra1-/+) 28.fe4 (better 28.Ra5!?=+) 28...de4-+ 29.Qb2 (29.Qc2 Nd5 30.Bd2 b5-+) 29...b5 (29...Nd5 30.c4 Nb6 31.d5 Na4 32.dc6 Nb2 33.cd7 Kd8 34.Rb1 Nc4 35.Rb7 Rd7 36.Rb8 Ke7 37.Bh5-/+) 30.Ra3 Qb7 (better 30...Nd5!?-+) 31.Rfa1=+ Bg4 (31...Kd8 32.c4 Bc4 33.Bc4 Rc4 34.Ra6 Rc6+=) 32.Ra6= Ra6 33.Ra6?? (better 33.Qb5 Qb5 34.Bb5 Rc6 35.d5+=) 33...Bd7?? (better 33...Be2 34.Rf6 Bc4-+) 34.Qa3 (better 34.Rf6 Nd5 35.Rg6+-) 34...Nd5?? (better 34...Kf7+-) 35.Ra8+- Kf7 (35...Bc8 36.Rb8 Nf4 37.Bb5 Qb5 38.Rb5+-) 36.Rb8 Qc6 37.Bb5 (better 37.Qf8 Kg6 38.Qg8 Rg7 39.Bh5 Kh5 40.Qg7 Be8+-) 37...Qe6 38.Bc4 Kg6 (38...e3 39.Bd3 Ne7 40.Qb2+- (40.Bh7 e2 41.Bg8 Kg6=+)) 39.Qc5 Bc6 40.Rb6! Qg4 (40...Nb6 41.Be6 Pinning (41.Be6 Deflection)) 41.Rc6 (better 41.Qc6 Qd1 42.Bf1 Nb6 43.Qe4 Kg7 44.Qb7 Kg6 45.Qb6+-) 41...Nf4+- 42.Qg5 (42.Rf6! Kf6 43.Qe5 Kg6 44.Qe4 (44.Qf4 Qf4 45.gf4 Kf5-+) 44...Kh6 45.Qf4 Qf4 46.gf4+-) 42...Qg5= 43.hg5 Nh3 44.Kg2 Ng5 45.d5 (45.Be2 h4 46.gh4 Rh4=) 45...Kf5 46.Be2 Ke5 47.c4 h4 48.gh4 Rh4 49.d6 (49.Rc8 Rh7=) 49...e3=+ 50.c5 (50.Rb6 Rd4 51.Rb3 Ke4-/+) 50...Ne6 (50...Rd4-/+) 51.Rc8? (better 51.d7 Rd4 52.Re6 Ke6 53.c6=) 51...Nf4-+ 52.Kf3 Rh3 53.Kg4 f5 54.Kg5 Ne6 (54...Ne2?? 55.Re8 Kd4 56.d7 Rg3 57.Kf6+-) 55.Kg6 Rg3 56.Kh6 Rg2 57.Bc4?! (57.Bh5 Rd2 58.Kg6-/+) 57...Kf6 58.Kh7 e2 59.Be2 Re2 60.d7 Ke7 0–1. Mela,Benjamin (2325) – Santillan,Leandro (2040), 4A Torneo Abierto Internacional Memoria, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f6)

8.Bd3 g6 9.0-0 Qc7 10.Re1 f5 11.Ba3 Ba3 12.Na3 a6 13.Nb5! ab5? 14.Ra8+- Nge7 15.Bb5 0-0 16.Qd2 Kg7 17.Ng5 Qd7 18.Rea1 h6 19.Nf3 Qc7 20.Qd3 g5 21.h3 Ng6 22.Qc2 g4 23.hg4 fg4 24.Nh2?? Nd4=+ 25.Qd3 Nb5 26.Qb5 Ne5 27.Qb4 h5 28.Qd4 Kg6 29.Re1 Nc6 30.Qd3 Kg7 31.Qd4?? Kg6 32.Qd3 Kg7 33.Ra4 Bd7 34.Ra2 Qf4 35.Qe3 Qf5 36.Rb2 Bc8 37.Reb1 Na5 38.Nf1 Nc4 39.Qd4 e5 40.Qd5 Nb2 41.Rb2 Rf7 42.Rd2 Be6 43.Qd8 Bc4?? 44.Qh4?? Qf6 45.Qg3?? Qf4-/+ 46.Ne3 Qg3 47.fg3 Rc7 48.Nc4 Rc4 49.Rd7 Kf6 50.Rc7?? Kf5 51.Rc4+- b5 52.Rb4 e4 53.Rb5 Ke6 54.Rb4 e3 55.Re4 Kd5 56.Re3 Kc5 0–1. egomi (1740) – namrezy (1830), kurnik, 2011.

8.Bd3 Nh6 9.Bh6 gh6 10.Na3 fe5 11.de5 (worse 11.Ne5 Ne5 12.de5 Qg5-/+) 11...Bg7 12.0-0 (12.Nb5 0-0 (worse 12...Ne5 13.Ne5 0-0 14.Ng4+/-) 13.Qe2 Bd7=+) 12...0-0 (12...Ne5? 13.Ne5 0-0 14.f4+-) 13.Re1 Bd7 14.Rb1 b6 15.Bc2 (15.c4!?=) 15...Be8=+ 16.Nd4 Nd4 (16...Ne5 17.Ne6 Qd6 18.Nf8 Kf8 19.Bh7+-) 17.cd4 Qh4 18.g3 Qe7 (18...Qh3 19.Nb5=+) 19.Nb5= Bg6 20.Rc1 a6 21.Nd6 b5 22.Bg6 (22.f4 Rad8=) 22...hg6 23.Rc6 b4 (23...Kh7 24.Qd2=) 24.Qb1 Qg5 25.Qb4 a5 26.Qc3 a4 (26...Qg4 27.Rc7 a4 28.Rb7=) 27.Rc7 a3 (27...Qg4 28.Rb7 Kh8 29.Kg2+/-) 28.Rb7+= Qd8 (28...Kh7 29.Kg2+/-) 29.Qc2 Kh7 30.h4 (30.Ra1+/-) 30...a2 (better 30...Rf3!?+=) 31.Ra1+- Rf3 32.Ra2 Rfa3 (32...Ra2 33.Qa2 Rf8+-) 33.Ra3 Ra3 34.h5 Qg5 35.Qg6 (35.Rg7 Kg7 36.Qc7 Kg8 37.Qc8 Kg7 38.Qd7 Kg8 39.Qe6 Kg7 40.Qd7 Kg8 41.Qc8 Kh7 42.Qb7 Kg8 43.Qd5 Kg7 44.Qf7 Kh8 45.hg6 Rg3 46.fg3 Qc1 47.Kh2 Qc2 48.Kh3 Qg6 49.Qg6 h5 50.Nf7) 35...Qg6 36.hg6 Kg6 37.Re7 Bf8 38.Re6 Kg7 (38...Kh7 39.Re8 Kg7 40.Nf5 Kf7 41.Rd8+-) 39.Nf5 Kf7 40.Rf6 Ke8 41.Nd6 Ke7 (41...Bd6 42.Rd6 Ra5+-) 42.Rf7 (42.Rf7 Ke6 43.Rf8+-) 1-0. Bilquez,R (2275) - Benitah,Y (2375), TCh-FRA, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

8.Bd3 Nh6 9.Bh6 gh6 10.Na3 Bg7 11.0-0 0-0 12.Qe2 (12.ef6 Qf6 13.Re1 Qf4=) 12...fe5+= 13.Ne5 Ne5 14.de5 Qg5 15.Rae1 Bd7 16.g3 Rac8 17.f4 Qe7 18.Nb1 Be8 (18...a5 19.Rf2+=) 19.g4 h5 20.f5 (20.gh5 Qh4) 20...Qg5 21.f6 Bh6 (21...Qg4?! 22.Qg4 hg4 23.fg7 Rf1 24.Rf1 Kg7 25.Rf6=) 22.Rf2 Kh8 (22...hg4!? 23.c4 dc4 24.Bc4 Bf7-/+) 23.Rg2+= h4 24.h3 Bg6 25.Rf2 Rf7 26.Bg6 (26.Rf3 Kg8-/+) 26...hg6 27.Qb5 Bf8 28.Kg2 Rc6 29.c4? (29.Qa5 b6 30.Qa4-/+) 29...d4?? (better is 29...dc4 30.Qa5 Rc5-+) 30.Nd2+= a6 (30...Qh6 31.Re4 Bc5 32.Nf3=) 31.Qa4 (31.Qb3 Qh6=) 31...Kg8 (31...d3!? 32.Re4 Bc5=) 32.Nf3+= Qf4 33.Nh4 Qh6 34.Nf3 Rh7 35.h4 Qf4 36.g5 (better is 36.Nh2!? Qh6 37.Nf3=) 36...d3-/+ 37.Kf1 0–1. Gabetto,Flaviano (2125) – Cazzaniga,Walter (2175), Corsica op1, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 f6)

8.ef6 Nf6 9.Bd3 Bd6 10.0-0 0-0 11.Re1 h6 (11...Re8 12.Bb5=+) 12.Na3 Re8 (12...a6 13.Nb5 Bb8 14.Na3=+) 13.Bg6 Re7 (13...Rf8 14.Nb5 Bb8 15.Ba3=) 14.Nb5 Ne8 15.Ne5 Bd7 (better 15...Ne5 16.de5 Bc5=) 16.Be8+- (16.Nd7?! Qd7 17.Qh5 Bb8+=) 16...Be8 17.Nd6 Qd6 18.Ba3 Qd8 19.Be7 Qe7 20.Nd3 Bf7 21.Qb3 b6 22.Nb4 Na5 (22...Nb4!? 23.cb4 Qf6 24.Qc3+-) 23.Qd5!+- Rc8 (23...ed5 24.Re7 Pinning (24.Re7 Deflection)) 24.Qe4 Qd6 25.Re3 (25.Ra3 Nc6+-) 25...Nc4 26.Rg3 a5 27.Nd3 b5 28.Qg4 Qf8 29.Qf4 Kh7 (29...g5+-) 30.Rf3 Kg8 31.Ne5 Ne5 32.Qe5 (32.de5?! a4+-) 1–0. Armanda,Ivica (2375) – Petrusic,Toni (2175), 16th Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6)

8.ef6 Nf6 9.Bd3 Bd6 10.Ba3 Ba3 11.Na3 0-0 12.0-0 a6 13.Qc2 (13.Re1 Bd7=+) 13...Qc7 14.Rfe1 h6 (14...Bd7 15.Qe2=+) 15.Qe2 Bd7 16.Rac1 (16.Nc2 Nh5=+) 16...Rfe8 (16...b5 17.Ra1=+) 17.Ne5 (17.c4 Rf8=) 17...Ne5 (17...b5 18.Bg6 Re7 19.Nc6 Bc6 20.Bf5=+) 18.de5= Ne4 19.Be4 de4 20.Qe4 Qc5 (20...b5 21.Qg4=) 21.Qd4 (21.Qb7!? Red8 22.Qb3+-) 21...Qa3 (21...Qd4 22.cd4 b5 23.Rc7=+) 22.Qd7= Qe7 23.Qd6 Qf7 24.Re2 (24.Red1 Rf8 25.Rd2 Qf5=) 24...Rad8 25.Qb6 Kh8 (25...Rd3 26.c4=) 26.c4 Qh5 (26...Qf4 27.Qb1=) 27.Rce1 0–1. Julien,Jules_Alois (2100) – Normand,Victor (1720), 10th Angers France, Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f6)

8.Bd3 fe5

9.de5 Bc5 10.0-0 Nge7 11.Na3 Nf5 12.Qe2 a6 13.Bb2 0-0 14.c4 Qe7 15.Rfd1? (better is 15.Nc2!?-/+) 15...Nh4-+ 16.Nh4 (16.Kh1 Nf3 17.gf3 Rf4-+) 16...Bf2 (16...Qh4?! 17.Rf1-+) 17.Qf2 (17.Kh1 Qh4 18.Rf1 Nb4-+) 17...Rf2 18.Kf2 Qh4 19.Kg1 Qg5 20.Re1 Qd2 21.Bc2 dc4 22.Rad1 Qb4 23.Bc1 Qc5 24.Kh1 b5 25.Re4 Qe7 26.Re3 Bb7 27.Rh3 g6 28.Re1 Rf8 29.Rhe3 Nd4 30.Be4 Be4 31.Re4 Nb3 32.Bh6 Qa3 33.Bf8 Qf8 34.g3 a5 35.Rf4 Qa8 36.Kg1 a4 37.Rf6 a3 38.Re6 Nd4 39.Rf6 Nf3 40.Rf3 Qf3 41.e6 Qc3 42.Re2 Kf8 43.e7 Ke8 (43...Ke8 44.Kf2 Qd4 45.Kg2 b4-+) 0–1. Lerch,Patrice – Piceu,Tom, EU–ch U16 Szombathely, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6 8.Bd3 fe5)

9.de5 Bc5 10.Qe2 Nge7 11.0-0 b6 12.Bg5 0-0 13.Na3 Qd7 14.Nb5 Nf5 15.Be3 (15.c4 a6 16.Rfd1 Rb8 (16...ab5 17.Ra8 bc4 18.Bf5 Rf5 19.Be3-/+) 17.cd5 ed5-/+) 15...Ne3 16.fe3 g6 17.Nbd4 Qc7 18.Nc6 Qc6 19.Ng5 Qc7 20.Rf8 Bf8 21.Rf1 Bh6 (21...Qc3?? 22.Qf3 Bg7 23.Qf7 Kh8 24.Qe8 Bf8 25.Qf8) 22.Qg4 Qg7 23.Rf6 Bg5 24.Qg5 Bd7 25.h4 Rc8 26.Bg6 Kh8 (26...hg6 27.Rg6 Qg6 28.Qg6 Kh8 29.Qf6 Kg8 30.Qe7 Rc3 31.Qd7+-) 27.Qh5 Rg8 28.g4 Ba4 29.g5 Bd1 30.Qd1 hg6 31.Qf3 1–0. Moeller,Reinhold (2185) – Schwenger,Kurt (1950), desc–online.de, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3 f6 8.Bd3 fe5)

9.de5 Nge7 10.0-0 Nf5 11.Nd4 Ncd4 12.cd4 Be7 13.Bf5 ef5 14.Qh5 g6 15.Qh6 Bf8 16.Qh3 Qb6 17.Nc3 (17.Qd3 Bd7 18.Na3 a5=) 17...Be6 (17...Qd4 18.Ba3 f4 19.Qf3 Ba3 20.Nd5-/+) 18.Bg5? (better is 18.Ne2!?=) 18...Qd4-/+ 19.Bf6 Bb4?? (better is 19...Rg8-/+) 20.Nb5 Qb6 21.Nd6 Bd6 22.ed6 (22.Bh8!? Be7 23.Bf6 Bf6 24.ef6+/-) 22...Rf8 23.Qh7 Qd6 24.Qb7 Rb8 25.Qg7 Qd7 26.Qg6 Qf7 27.Qf7 Kf7 28.Be5 Rb3 29.Bd6 Rc8 30.Ra3 Ra3 31.Ba3 d4 32.Ra1 a5-/+ 33.Kf1 d3 34.Bc1 Rc2 35.Be3 d2 36.Ke2 Bc4 37.Kd1 Bb3 38.Ke2 d1Q! 39.Kd1 Ra2 (39...Ra2 40.Kc1 Ra1 41.Kb2 Rh1 42.Kb3 Rh2-+) 0–1. Chuprov,Dmitry (2465) – Fingerov,Dmitry (2350), RUS Cup Qualifier, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6 8.Bd3 fe5)

9.de5 Nge7 10.Ba3 Nf5 11.Bf8 Rf8 12.h4 h5 13.Na3 g6 14.Nb5 Qe7 15.0-0 Kf7 (15...Nh4? 16.Nh4 Qh4 17.Nc7 Kd8 18.Na8 Ne5 19.Be2+- (19.Ra7?? Ng4 20.Qg4 hg4-+)) 16.Bf5 gf5 17.Nd6 Kg7 18.Qe2 Nd8 19.Ng5 Rh8 20.Ra7! Ra7 21.Nc8 Qc5 22.Na7 Qa7 23.Qb5 b6 24.Rb1 Qc7 25.Qb6 Qe5 26.Qa7 Kg6 27.Rb8 Qe1 28.Kh2 Qe5 29.g3 Qf6 30.Rd8! Qd8 31.Qf7 Kh6 32.Qe6 Kg7 33.Qf7 Kh6 34.Ne6 Qg8 35.Qf5 Qg6 36.Qf4 Kh7 37.Ng5 Kg7 38.Qc7 Kf6 39.Qd6 Kg7 40.Qd7 Kf6 41.Qd5 Re8 42.Qd4 Ke7 43.c4 Kf8 44.Qf4 Kg8 45.c5 Rc8 46.Qc4 Kh8 47.Qd4 Qg7 48.Qd5 Rf8 49.Ne4 Qg6 50.c6 Kg7 51.c7 Kh6 52.Qd2 Kg7 53.Nd6 Qe6 54.Qc3 Kh7 55.Qc2 Kg7 56.c8Q Rc8 57.Nc8 Qe5 58.Nb6 Qf6 59.Nd5 Qe6 60.Nf4 Qe5 61.Qe2 Qd6 62.Nh5 Kh6 63.Nf4 Qd4 64.Qe6 Kh7 65.Qf5 Kh8 66.Nh5 Kg8 67.Qf6 Qg4 68.Qg7! Qg7 69.Ng7 (69.Ng7 Kh8 70.g4+-) 1–0. Kuzevanova,Evgenia (1970) – Donets,Valentina (2180), St Petersburg Rudenko Memorial (Women), 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 ba3 5.d4 d5 6.e5 Nc6 7.c3 f6 8.Bd3 fe5)

9.de5 Nge7 10.Ba3 g6 11.h4 Bg7 12.Qe2 Nf5 Black intends d4 13.Bc1 Qc7 14.Bf4 Bd7 15.h5 d4 (better is 15...a5!?+=) 16.g4 Nfe7 17.h6 (17.cd4 Rf8 18.Be3 Nb4+/-) 17...Bf8 18.c4 (18.Nd4 Nd4 19.cd4 Nd5+=) 18...Nb4 (18...Nc8 19.Na3-/+) 19.0-0 (better is 19.Nd4!? Qc5 20.Nb3 Nd3 21.Qd3=) 19...Nd3 20.Qd3 Nc6 21.Nbd2 Be7 22.Ne4 0-0 23.Bg3 Nb4 24.Qb3 Qc6 25.Nf6 Bf6 26.ef6 Qc5 27.Ne5 Bc6 28.g5 a5 29.Rfe1 b6 30.Rad1 Rad8 31.f4 Bb7 32.Qb1 Nc6 33.Ng6 d3 34.Kh2?? hg6-+ 35.Rd3 Kf7 36.Rb3? Nd4 37.Rb6-/+ Ba8 38.Rb7 Kg8?? 39.Qg6 (39.Qg6 Kh8 40.Qg7#) 1–0. Martens,Martin (2390) – Ricci,Marco, Hyeres op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

9.de5 g6 10.Ba3 Bg7 11.Bd6 Nh6-/+.

9.de5 g6 10.h4 Bg7 11.Qe2 Qc7 12.Bf4 Nge7 13.0-0 (13.h5 Rf8 14.g3 b6=+) 13...0-0 14.Bh2 Rf3 (14...a2!? 15.Ra2 Bd7-/+) 15.Qf3=+ Ne5 16.Qe2 N7c6 17.h5 Qe7 (17...Qf7 18.hg6 Ng6 19.Ra3-/+) 18.hg6 hg6 (18...Ng6 19.Qh5=+) 19.Bc2 (19.Be5 Ne5 20.Ra3 Qh4-/+) 19...Qf6 (19...Qc5 20.Ra3 b5 21.Be5 Ne5 22.Bd3-/+) 20.Na3 Bd7 (20...Qh4 21.Nb5 Qh5 22.f3=) 21.f4 (21.Nb5 a6=+) 21...Nc4 (21...Nf7!?=+) 22.Nc4= dc4 23.Qe4 (23.Qc4!? Qc3 24.Qc3 Bc3 25.Rab1=) 23...Qc3=+ 24.Qg6 Qf6 (24...Qd4 25.Kh1 Qf6 26.Qh7 Kf8 27.Rfb1=+) 25.Qh7 Kf7 (25...Kf8 26.Rad1 Nd4=) 26.Qh5 (26.Rad1!? Ke7 27.Qe4=+) 26...Ke7-/+ 27.Bg3 Rh8 28.Qc5 Ke8 (28...Kf7 29.Qc4 Qd4 30.Qd4 Bd4 31.Bf2 Ba1 32.Ra1 a6=+) 29.Rad1 (better 29.Qc4!? Qd4 30.Qd4 Bd4 31.Bf2 Ba1 32.Ra1=+) 29...Qd4-/+ 30.Bf2 (30.Qd4!? Nd4 31.Be4-/+) 30...Qf4-+ 31.Bg6 Kd8 32.Rd7? (better 32.Bh5 Kc8 33.g3-+) 32...Kd7 33.Rd1 Kc8 34.Qa3 (34.Qe3 Qe3 35.Be3 Kc7-+) 34...Bd4 (better 34...Qh6 35.Qh3 Qg6 36.Qf3-+) 35.Rd4 (35.Bd4 Nd4 36.Qc5 Nc6-+) 35...Nd4 36.Qc5 Nc6 (36...Nc6 37.Qe3 Qe3 38.Be3 Kd7-+) 0–1. Moravec,Vit (2180) – Rosenbaum,Vit (2055), Rakovnik Czech Republic, Regional Team, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6 8.Bd3 fe5)

9.de5 g6 10.h4 Bg7-/+ 11.Bf4 Nge7 12.h5 0-0 (12...Qc7 13.Qe2-/+) 13.g3=+ Qb6 14.Rh2 Bd7 (14...Qc7 15.Qe2=+) 15.Na3 (15.hg6 Ng6 16.Ng5 a2=) 15...Rac8 (15...Qb2 16.Qc1 Qc1 17.Rc1 gh5 18.Rh5-/+) 16.Nc2 (16.hg6 hg6 17.Rb1 Qc5 18.Rb7 Qa3 19.Rd7 Qc3 20.Qd2 Nb4 21.Qc3 Rc3=+) 16...Qc5 (16...Qc7 17.hg6 Ng6 18.Qe2=+) 17.Ra3 Nf5 (17...Qb6!?=) 18.hg6+= hg6 19.g4 Nfe7 (better 19...Nh4 20.Nh4 Rf4 21.Ng6 Rf7=) 20.Bg3?? (better 20.Be3 Qa3 21.Na3 Rf3 22.Qf3 Ne5 23.Qh3 Nd3 24.Kd2+-) 20...a6 (20...Rf3 21.Qf3 Ne5 22.Be5 Be5 23.Rh3-/+) 21.Rb3 (21.Be2 Rf3 22.Bf3 Ne5-+ (22...Be5?! 23.Be5 Ne5 24.Be2=)) 21...Na5 (better 21...Rf3 22.Qf3 Ne5 23.Be5 Be5-/+) 22.Bg6?? (better 22.Ra3=+) 22...Nb3-+ 23.c4 (23.Bh7 Kf7 24.c4 Qc4 25.Ng5 Ke8 26.Qd3-+) 23...Ng6 24.Ne3 Qb4 25.Kf1 Rf3! 26.Kg2 (26.Qf3 Nd2 Double attack (26...Nd2 Decoy)) 26...Re3! 27.Qb1 (27.fe3 Qd2 Double attack (27...Qd2 Decoy)) 27...Rg3! 28.fg3 (28.fg3 Qc3 Double attack (28...Qc3 Decoy); 28.Kg3 Qc3 Double attack (28...Be5 Decoy)) 28...Qc4 29.Kh3 Ne5 (29...Ne5 30.Kg2 Ng4-+) 0–1. Helin,Mikael (1935) – Gieritz,Dietmar (2130), 10th Gibraltar Challengers–B, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f6 8.Bd3 fe5)

9.de5 Nh6 10.Bg5 Qc7 11.0-0 Nf7 12.Bh4 (12.Bf4!?-/+) 12...Nce5 13.Ne5 Ne5 (13...Qe5 14.Bb5 Bd7 15.Bd7 Kd7 16.Qa4 Kd6 17.Bg3+-) 14.Bg3 Bd6 15.Na3 Bd7 (15...Qc3 16.Nb5 Qd3 17.Nd6 Ke7 18.Be5 Qd1 19.Rfd1+/- (19.Rad1?! Rd8 20.Nc8 Rac8+=)) 16.Nb5 Bb5 17.Bb5 Nc6 18.Qg4 0-0-0 19.Qe6 Kb8 20.Rfb1 Rhe8 21.Bd6 Qd6 22.Qg4 Re7 23.Qa4 Re6? (better is 23...Ka8=) 24.Bc6+/- Qc6 25.Qa7 Kc7 26.Qd4 Rd7 27.Qf4 Qd6 28.Qa4 Qc6 29.Qa5 Kd6?? (better is 29...b6 30.Qb4 Kd8+/-) 30.Rb6+- 1–0. Boada,Wiston (2235) – Ramos,Marcos (1720), Barquisimeto VEN, Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

9.de5 Nh6 10.Bh6 gh6 11.0-0 Bg7 12.Qc2? (12.Re1 0-0+=) 12...0-0 (12...Ne5 13.Ne5 Be5 14.Qd2-+) 13.Nbd2 (better is 13.Qe2!?+=) 13...Ne5-+ 14.Bh7 Kh8 15.Ne5 Be5 16.Nf3?? (better is 16.Bd3-+) 16...Rf3 17.gf3 (17.Qe2 Qf6 18.Qf3 Qf3 19.gf3 Kh7 20.Ra3-+) 17…Qg5 (17...Qg5 18.Kh1 Qf4 19.Ra3 Qh2) 0–1. Georgakopoulos,Nikolaos (2125) – Dochev,Dimitar (2370), Nikea op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6 8.Bd3 fe5)

9.Ne5 Nf6 10.0-0!? =.

9.Ne5 Nf6 10.Qc2= Ne5 11.de5 Ne4 12.Be3 Qc7 13.f3 Nc5-/+ 14.Bh7 Qe5-+ 15.Kf2 Bd6 16.Qg6 Kf8?? 17.Bd4+= Nd3 18.Qd3 Qg5 19.g3 Qh6? 20.Bg6+- Qh3 21.Na3 Bg3 22.hg3 (22.hg3 Qh2 23.Rh2 Rh2 24.Ke3+-) 1–0. Mindeguia Guruceaga,J (2125) – Flores Mendoza,Jose Anton, Open Pamplona ESP, 2002.

9.Ne5 Nf6 10.Bg5 Bd6 11.f4 0-0 12.Na3 a6 (12...h6 13.Bf6 Rf6 14.0-0=+) 13.Nb5 (13.Qb1!? h6 14.Bh7 Kh8 15.Ng6 Kh7 16.Nf8 Kg8 17.Bf6 Qf8 18.Nb5 Bf4 19.Bh4-/+) 13...Be7=+ 14.Bf6 (14.0-0 Bd7=+) 14...Rf6-/+ (14...Bf6 15.Qh5 g6 16.Ng6 hg6 17.Qg6 Bg7 18.Qh7 Kf7 19.Bg6 Kf6 20.Bh5 ab5 21.Qg6 (21.Ra8?! Rg8+-) 21...Ke7 22.Qg7 (22.Ra8 Bh8=+) 22...Kd6 23.Ra8+-; worse 14...gf6 15.Qg4 Kh8 16.Qh3+-) 15.Qh5 Ne5?? (better 15...h6 16.Ng4 Bd7 (worse 16...Rf4 17.Nh6 Kf8 18.g3+-) 17.Nf6 Bf6=+) 16.Bh7+- Kf8 17.fe5 (17.Qe5? Bd7 18.Na3 Qa5-+) 17...Rh6 18.Qf3?? (better 18.0-0 Bf6 19.Qg5 Rh7 20.ef6+-) 18...Ke8+= 19.Bg6 Kd7 (19...Rg6 20.Qh5 Pinning (20.Qh5 Decoy)) 20.Qf7 (20.Bd3 Rb8 21.Nd6 Bd6 22.ed6 Qh4 23.g3 Qg5=) 20...Qf8= 21.Qf8 Bf8 22.0-0 Be7 (worse 22...Rg6 23.Rf8 Rb8 24.Nd6+-) 23.Bc2 Rb8 24.Na7 Ra8 25.Nb5 Rb8 26.Na7 Ra8 27.Ba4 (27.Nc8 Rc8 (worse 27...Kc8 28.Rf7 Kd8 29.Rg7+-) 28.Rfb1 Rc7= (worse 28...Rc3 29.Rb7 Rc7 30.Rc7 Kc7 31.Ra6+-)) 27...Kd8 28.Nc8 Rc8 (worse 28...Kc8 29.Rf7 Kd8 30.Rg7+-) 29.Rfb1 (29.Rf3 g5=) 29...Rc7 (29...b5 30.Bd1 Rc3 31.Ra6=+) 30.Rb6 (30.Bd1 Bg5 (worse 30...Rc3 31.Rb7 Rh4 32.Ra6 Rd4 33.Ra8 Rc8 34.Rc8 Kc8 35.Re7 Rd1 36.Kf2+-) 31.Rb3 Bd2=+) 30...Bg5 (30...Rc3?! 31.Rb7 Rc7 32.Rb8 Rc8 33.Rc8 Kc8 34.Bd1+=) 31.Rf1 (better 31.Rd1!?=+) 31...Bd2-+ 32.Rb2 (32.Rf8 Ke7 33.Rf3 Bc3 34.Rc3 Rc3 35.Rb7 Kf8-+) 32...Be3 (32...Bc3?! 33.Rf8 Ke7 34.Rbf2=) 33.Kh1 b5 (33...Rc3 34.Rb7 Rc1 35.Rd7 Kc8 36.Rc1 Bc1 37.Rg7+=) 34.Bd1?! (34.Bb5 ab5 35.Rb3-+) 34...Rc3 35.Ra2 Bd4 (35...Rc6!? 36.Re1 Bd4 37.g3-+) 36.Ra6 Be5 (36...Rc1 37.Be2 Rf1 38.Bf1-+) 37.Rf7 Ke8 38.Rb7 Rc7 (38...Rh2 39.Kg1 Bc7 40.Re6 Kf8 41.Rb5-/+; 38...Bh2 39.Ra8 Bb8 40.Kg1+=) 39.Ra8 (39.Rc7 Bc7 40.h3 Rf6-+) 39...Kd7 40.Rbb8 (40.Rc7 Kc7 41.h3-+) 40...Rc1 41.Rd8 Kc6 (41...Kc6 42.Rdc8 Bc7-+) 0–1. Prokoshin,Sergey – Efanov,Mikhail, Maestro–A op, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6 8.Bd3 fe5)

9.Ne5 Nf6 10.Bg5 Bd6 11.f4 Qe7 12.0-0 Bd7 (12...0-0 13.Qb3+=) 13.Re1 (13.Bf6 Qf6 14.Nd7 Kd7 15.Na3 Ba3 16.Ra3 a6=) 13...0-0 14.Qc2 g6 Prevents intrusion on f5 (14...Kh8 15.Na3 Ba3 16.Bh7=) 15.Ng4 (15.Na3 Rac8 16.Qd2 a6+=) 15...Bf4 (15...Qg7 16.Bh6 Qe7 17.Bf8 Rf8+= (worse is 17...Kf8 18.Nf6 Qf6 19.Na3+/-)) 16.Nh6+/- (16.Bf6 Rf6 17.Nf6 Qf6 18.Na3 Rc8-/+; 16.Nf6 Less advisable is 16...Rf6 17.Bf6 Qf6 18.Na3 Rc8-/+) 16...Kg7 17.Bf4 Ne4 (17...Nh5 18.Be3 e5 19.de5+- (19.Na3?! Nf4+/-; 19.Ra3?! is the less attractive alternative 19...Qh4 20.Qd1 Nf4=)) 18.Be3 Qh4 (18...e5 19.de5 g5 20.Be4 de4 21.h4 gh4 22.Qe4+-) 19.Qe2 (better is 19.Qc1!? Rac8 20.Be4 de4 21.Qd2+-) 19...e5+/- 20.Be4 ed4 21.cd4 de4? (21...Qe4 22.Qb5 a6 23.Qb7 Ra7+-) 22.Qd2+- Rae8 23.Na3 Ne7 24.d5 Nf5 25.Bg5 (25.Bg5 Qg5 26.Qg5 Nh6 27.Nc4+-) 1–0. Gajewski,Grzegorz (2355) – Macak,Stefan (2210), EU–ch U16 Chalkidiki, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

9.Ne5 Qh4 10.Nc6 bc6 11.Na3 a5 +=.

9.de5 Qc7

10.0-0 Ne5 11.Ne5 Qe5 12.Re1-/+.

10.0-0 Nge7 11.Na3+= a6? (11...Ne5 12.Bf4 Nf3 13.Qf3 e5 14.Qh5 Kd8 15.Be5 Qc6+-) 12.Nb5!+- ab5 13.Ra8 Ng6 (13...b4 14.cb4 Nb4 15.Qa4 Nbc6 16.Bg5+-) 14.Bb5 (better 14.Nd4!? Nd4 15.cd4 Ne7+-) 14...Be7 15.c4 dc4 16.Bc4 0-0 17.Qb3 (better 17.Qc2+-) 17...Na5? (better 17...Kh8+/-) 18.Be6+- Kh8 19.Qa2 Be6 20.Rf8?? (better 20.Qa5 Qa5 21.Ra5+-) 20...Nf8-/+ 21.Qa4 Nc4 (21...Nc6 22.Qe4-/+) 22.Bf4 h6 23.Nd4 Bd5 (23...Ne5 24.Re1 Bd6 25.Ne6 Ne6 26.Qe8 Kh7 27.Qe6 Nf3 28.gf3 Bf4 29.Qe4 g6 30.h4+-) 24.Qe8 Kh7 25.Rd1 (25.Bg3!?-/+) 25...Ng6-+ 26.Bg3 Nce5 (26...Nge5?! 27.Nf5 Nb2 28.Qe7 Qe7 29.Ne7 Nd1 30.Nd5=) 27.Nf5 (27.f4 Qd7 28.Qd7 Nd7-+) 27...Bf6 28.h4 (28.Qb5 Be4 29.Ne3-+) 28...Qc2 29.Re1?? (29.Rd5 Qb1 30.Kh2 Qf5 31.Qb5-+) 29…Qf5 0-1. ZoeMcNally (2375) - ANNALENA (2200), Rated Blitz game, lichess.org, 2015. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3)

10.0-0 Nh6 11.Na3 Nf7 12.Nb5 Qb8 13.Bf4 a6 (13...Nfe5?? 14.Ne5 Ne5 15.Qh5 g6 16.Qe5 (16.Be5?! gh5 17.Bb8 Rb8+=) 16...Qe5 17.Be5+-) 14.Nbd4 Bc5 (14...Nce5? 15.Ne5 Ne5 16.Re1 Nd3 17.Bb8 (worse is 17.Qd3 Qf4 18.Ne6 Be6 19.Re6 Be7-/+) 17...Ne1 18.Be5 (worse is 18.Qe1 Be7 19.Ne6 Rb8+-) 18...Ng2 19.Kg2+-) 15.Nc6 bc6 16.Nd4 Bd4 (better is 16...0-0!?=) 17.cd4+/- c5 18.dc5 Bd7 (18...Qb4 19.Qc1+/-) 19.Qg4 (19.Ba6 Qb4 20.Be3 Qe4+-) 19...Qb4 20.c6 (20.Ra6?! Ra6 21.Ba6 g5=) 20...Bc8 21.Qg3 g5 22.Be3 Qc3 23.Be2 (23.Bg5 Rg8 24.Bg6 Qc6+/-) 23...Qe5 (23...d4 24.Rac1 Qb2+-) 24.Qe5+/- Ne5 25.Bd4 Nf7 26.Bh8 Nh8 27.f4 (27.Ra3 Ng6+-) 27...Ke7 28.fg5 Nf7 29.h4 Ne5 30.Rf6 a5 31.Rh6 d4? 32.Rd1 Nc6 33.Bf3 Bd7 34.Rh7 Kd6 35.Bc6 Bc6 36.Rd4 Bd5 37.Ra4 Rb8 38.Ra5 Rb1 39.Kh2 Rb2 40.Rd5! ed5 41.Rf7 Ke6 42.Rf1 d4 43.g6 Rb7 44.h5 Rg7 45.Kg3 d3 46.Kg4 (46.Kg4 d2 47.Rd1+-) 1–0. Loskarn,Peter – Voelkel,Tobias, Ruhrgebiet VK4, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 f6 8.Bd3 fe5)

10.0-0 Nh6 11.Bh6 gh6 12.Re1 Bc5 13.Na3 0-0 14.Nb5 Qg7 15.Ra4 Bd7 16.Rh4 (16.h3 Rf3 17.Qf3+=) 16...Rf3 (better is 16...Ne5!? 17.Re5 Bf2 18.Kf2 Qe5-/+) 17.Qf3= Ne5 18.Re5 Qe5 19.Rg4 Kh8 20.Qf7 Qe1 21.Bf1 Bf2! 22.Qf2 Qf2 23.Kf2 Rf8 24.Ke1 Rf1! 25.Kf1 Bb5 26.Ke1 a5 27.Kd2 Bc4 28.Kc1 (28.Rh4!? Kg7 29.Rg4 Kf6 30.Rf4 Kg5 31.Rf7-/+) 28...e5 29.h4 e4 30.Rg3 b5 31.Kc2 h5 32.Rg5 e3 33.Rh5 e2 34.Re5 Kg7 35.g4 Kf6 36.Re8 (better is 36.Rf5 Ke6 37.Kd2-+) 36...a4 37.Kb2 (37.Kc1-+) 37...d4! 38.cd4 Be6 39.g5 Kf7 (39...Kf7 40.Kc2 e1Q 41.Re6 Ke6 42.d5 Kd5 43.Kd3 Qg3 44.Kd2 Kd4 45.Kc2 Qc3 46.Kb1 a3 47.g6 Qb2) 0–1. Pappelis,Dimitrios (1885) – Stoumbos,Konstantinos (2160), Aigialias op 1st, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 f6 8.Bd3 fe5)

10.Bb5-/+.

10.Qe2 a6 +=.

10.Qe2 Nb4 11.Bb5= Bd7 12.Bd7 Kd7 (12...Qd7 Worse is 13.cb4 a2 14.Ra2 Bb4 15.Bd2+-) 13.Ba3 Nc6 14.0-0 Nh6 (14...Rd8!?+= must definitely be considered) 15.c4+/- d4 16.Rd1 Ke8 (16...Qb6 17.Qe4 Ke8 18.Bf8 (18.Nd4?! Nd4 19.Rd4 Nf7+/-) 18...Rf8 19.Qh7+/-) 17.Bf8 (17.Nd4!? Nd4 18.Rd4+/-) 17...Rf8 18.Na3 Qe7 19.Nb5 Kf7 20.Nfd4 Nd4 21.Rd4 Nf5 22.Rd3 Kg8 23.Rad1 Rfd8 24.Nd6 b6 25.Nf5 ef5 26.Qf3 White threatens to win material: Qf3xf5 26...Rf8 27.Qd5 Kh8 28.f4 a5 29.Qd6 Qd6 30.Rd6 A double rook endgame occured 30...Rfb8 31.Rb1 a4 32.Rdb6 Rb6 33.Rb6 a3 A strong pawn 34.Rb1 Kg8 35.Ra1 a2 36.Kf2 Kf7 37.Ke3 Ke6 38.h4 g6 39.Kd4 h6 40.Kc3 g5 41.hg5 hg5 42.fg5 Ke5 43.g6 Is this a dangerous pawn? 43...Ra7 44.g7 Deflection: a2 44...Rg7 45.Ra2 Rg3 46.Kb4 Kd6 47.Rf2 White threatens to win material: Rf2xf5 47...Kc6 48.Rf5 Rg2= 49.Rf6 Kc7 50.Kb5 Rg1 51.Rf7 Kc8 52.c5 Rg6 53.c6 Don't underestimate that pawn 53...Rg1 ½–½. Ardelean,George Catalin (2440) – Nanu,Ciprian (2410), Bucharest Supercom Cup, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

10.Qe2 Bd7 11.0-0 Nge7 12.Na3 Ng6 13.Nb5 Qb8 14.c4 dc4 (14...Nge5 15.Ne5 Qe5 16.cd5 Qe2 17.Be2 ed5 18.Nc7 Kf7 19.Na8+=) 15.Bg6 hg6 16.Rd1 Qc8 (16...a6!? 17.Qc4 Qc8+/-) 17.Qc4+/- Kf7 18.Ba3 Ba3 19.Ra3 Kg8 20.Nd6 Qb8 (20...Qf8 21.Rad3 Rb8 22.Nb7+-) 21.Rad3 Rh5 22.g4 Rh3 (22...Rh7 23.Nb7! Ne5 24.Ne5 Qe5 25.Rd7 Qh2 26.Kf1+-) 23.Nf7 (better is 23.Nb7!? Ne5 24.Ne5 Rd3 25.Rd3 (25.Nd3?! Qb7 26.Nc5 Bb5+=) 25...Qe5 26.Rd7+-) 23...Be8 24.N7g5 (24.N7g5 Rh6 25.Qe6 Kh8 26.h3+-) 1–0. Rodriguez,Guillermo Daniel (2530) – Frank,Mario Alberto (2350), Copa de Maestros IV, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 f6 8.Bd3 fe5 9.de5 Qc7)

10.Qe2 Nge7 11.0-0 Ng6 (11...Nf5 12.Na3 Be7 13.Nb5=) 12.Re1 (12.Bg6 hg6 13.Ba3 Rh5=) 12...Bc5 13.Bg6 hg6 14.Ba3 Qa5 (14...Bb6 15.Nbd2=) 15.Bc5 Qc5 (worse is 15...Qa1 16.Qc2 Qa5 17.Qg6 Kd8 18.Qg5 Ke8 19.Qg7 Qc5 20.Qh8 Qf8 21.Qf8 Kf8 22.h4+/-) 16.Na3 Bd7 (16...Qc3?? 17.Nb5 Qa1 18.Ra1+-) 17.Qd3 Ne7 18.Reb1 b6 19.Nd4 Nf5 20.Nab5 a5 21.g4 Nh4 22.Nd6 Kf8 23.Ra2 a4 24.Rb4 Kg8 25.Nb3 Qc7 26.Rf4 Kh7 27.Qg3 g5 28.Qd3 Kg8 29.Rf7 Rf8 30.Rf8 Kf8 31.Nd4 Kg8 32.Qe3 Ng6 33.Qg5 Rh6 34.Qe3 Qc5 35.f4 Rh4 36.Qg3 b5 37.Kh1 Rh7 38.f5+/- Nf8 39.Rf2 Rh8?? 40.fe6+- Ne6 41.N4f5 (41.N4f5 Kf8 42.Nh6 Ke7 43.Qh4 g5 44.Nhf5 Kd8 45.Qh8 Kc7 46.Qa8+-) 1–0. Preziuso,Toni – Monn,Paul, SUI–ch M corr, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.d4 ba3 7.c3 f6 8.Bd3 fe5 9.de5 Qc7)

10.Qe2 Nh6 11.0-0 Nf7 e5 becomes the focus of attention 12.Re1 g6 13.Na3 Bc5 14.Nb5 Qd8 15.Ra4 a6 16.Nbd4 Nd4 17.Nd4 Bd7 18.Ra2 Qb6 19.Qg4 Bd4 20.cd4 Rc8 21.Rb2 Qa5 22.Qe2 Bc6 23.Bd2 Qd8 24.Bb4 Qh4 25.Bc5 Nh6 26.Rb3 Qg4 27.Qd2 Nf7 28.Bf1 Qg5 29.Qb4 Qd8 30.Rf3 Qd7 31.g3 Ng5 32.Rf4 Bb5 33.Bg2 Bd3 34.Qd2 Bc4 35.Rf6 Nf7 36.Bh3 Rc6 37.Bd6! Nd8 38.Qh6 Rd6 39.ed6 Qd6 40.Rfe6 Ne6 41.Re6 (41.Re6 Qe6 42.Be6+-; 41.Be6?! Kd8=) 1–0. Buecker,Stefan (2345) – Poldauf,Dirk (2355), GER–ch Bad Neuenahr, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

10.Qe2 Bc5

11.0-0 a6 12.Ba3 Be7 13.Be7 Nge7 14.Na3+=.

11.0-0 Nge7 12.Ba3 Qa5 13.Ng5=.

11.0-0 Nge7 12.Ba3 Qb6 13.Bc5 Qc5 14.Qc2=.

11.0-0 Nge7 12.Na3 0-0!?+=.

11.0-0 Nge7 12.Na3 a6 13.Nb5+= Qb8 14.Be3 ab5 (14...Be3 15.Nd6 Kd7 16.Qe3+/-) 15.Bc5+/- 0-0?? (better is 15...Ra1 16.Ra1 Bd7+/-) 16.Bd6+- (16.Bb5?! Ra1 17.Ra1 Rd8+-) 16...Ra1 (16...Qa7 17.Ra7 Ra7 18.Bb5+-) 17.Ra1 (17.Bb8?! Rf1 18.Qf1 Nb8+-) 1–0. Van Wissen,Michiel E – Van Briemen,Willem Jan, NED–ch U20 Hengelo, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

11.0-0 Nge7 12.Na3 g6?? Black is ruining his position (better is 12...0-0+= and Black hangs on) 13.Nb5+/- White threatens to win material: Nb5xc7 13...Qb8? (13...Qd7 14.Be3 Be3 15.Nd6 (worse is 15.Qe3 0-0=; 15.fe3?! 0-0=) 15...Kd8 16.Nf7 (16.fe3?! Kc7+=) 16...Ke8 17.Nh8+/-) 14.Bg5?? forfeits the advantage (14.Be3 Be3 15.Nd6 (15.Qe3?! 0-0+=) 15...Kd7 16.Qe3+- (16.fe3?! a6+=)) 14...0-0 Black has a cramped position 15.Bf6 Here comes the goal-getter 15...Bd7 (better is 15...a6!? would keep Black alive 16.Qd2 ab5 17.Ra8 Qa8=) 16.Qd2+/- Rf7 17.Rfe1 (17.Qh6 Qf8 18.Qh4 h6+/-) 17...a6 (17...Qf8 18.Ra2=) 18.Nbd4 Bd4 19.cd4 Nf5? 20.Bf5 ef5 21.Ng5 Qf8 22.Nf7 Qf7 23.h4 Rf8? 24.Qg5 Nd4+= 25.h5 Bc6 26.Ra3 Nc2?? 27.hg6+- Qg6 28.Rg3 Qg5 29.Rg5 Kf7 30.Rg7 Ke8 31.Rc1 Nd4 32.Re7 Kd8 33.Kh2 Kc8+/- 34.Rh7 a5 35.Be7 Rg8+= 36.Bd6 'the bishop is the bishop!' 36...f4 37.Rc5 White threatens to win material: Rc5xa5 37...Nb3?? 38.Rc3 a4?? 39.Rc7+- Kd8 40.Rh3 d4?? 41.Rhh7+- d3 42.e6 d2 43.e7 Ke8 44.Rc8 Kd7 45.e8Q Kd6 46.Rc6! Decoy: g6 46...bc6 47.Rd7 Kc5 48.Qg8 Nd4 49.Qg4 a3 50.Qd1 a2 51.Ra7 f3 52.Ra2 fg2 53.Kg2 Kc4 54.Rd2 c5 55.Rd4! an unexpected blow (55.Rd4 cd4 56.Kf3 Kd5 57.Kf4 Kc4 58.Ke5 d3 59.Qc1 Kb5 60.Kd5 Kb6 61.Qc8 d2 62.Qb8 Ka5 63.Kc5 Ka4 64.Qb4) 1-0. Lutz,Reinhard - Zeindl,Stefan, AUT-chT2W, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

9.Ne5 Ne5

10.de5 Qc7 11.0-0 Bc5 12.Ba3 (12.Qh5 Qf7 13.Bb5 Kf8=) 12...Ne7 (12...Ba3 13.Qh5 Qf7 14.Qf7 Kf7 15.Na3=+) 13.Bb5 (13.Bc5 Qc5 14.Qf3 Bd7=+) 13...Bd7 14.Bd7 Kd7 15.Qa4 Kd8 16.Bc5 Qc5 17.Na3 (17.Qb3 b6=+) 17...Qc3-/+ 18.Rfe1 (18.Rab1 Qc7-/+ (18...Qe5? 19.Rb7 Qd6 20.Nb5+-)) 18...Nc6 (18...Rf8 19.Nb5 Qd2 20.Rf1-/+) 19.Qg4=+ Re8 (19...Qc5 20.Qe6 Rf8 21.Rad1=) 20.Qg7= Qb4 21.Qg3 (21.Qh7 a5=) 21...Nd4 (21...h5 22.Qg5 Qe7 23.Qh5=) 22.Rab1 Qe7 23.Qc3 Nf5 24.Rec1 b6 25.Nb5 Qd7 (25...Rg8 26.Ra1 a5 27.Qc6=+) 26.Qa3 (26.Qc7 Qc7 27.Nc7 Kd7+=) 26...Re7 (26...Rg8 27.f4=+) 27.Rc7 Pawn a7, live or die! (27.g4!? Ng7 28.Rc7 Qc7 29.Nc7 Rc7 30.Rb6+-) 27...Qe8 28.Qc3 (28.Ra7 Rea7 29.Na7 Qd7 30.Qf8 Qe8=) 28...Qb5!?=+ 29.Rb5 Rc7 30.Qd2 Rac8 31.Rb1 Rg7 32.h3 (32.Kf1 Rc5=+) 32...Rc4 (32...h5 33.g3=+) 33.Kh1 (33.Kf1 Rf7=) 33...Rd7 (33...Nd4 34.Rd1 Rd7 35.f4=+) 34.Qg5 Kc7 35.Qg8 Ng7?? (better 35...Nd4=+) 36.Qa8+- (36.Qh7?! a5+=) 36...Rc6 37.Qa7 Kd8 38.Qa8 (38.Qb8 Rc8 39.Qb6 Ke8+-) 38...Rc8 39.Qa3 (39.Qa6 h5+-) 39...Rc6 (39...Rb8 40.Qd3 Ne8 41.Qa6+-) 40.Qf8 (40.Qa4 Rdc7+-) 40...Ne8+- 41.Ra1 (41.f4 Re7+-) 41...Rc8 (41...Re7!?+-) 42.Ra6 Rb8 43.Qb4 d4 (43...Rdb7 44.Kg1+-) 44.Qd2 Kc7? (44...b5+-) 45.Ra7 Rb7 46.Ra4 (better 46.Ra8 Rb8 47.Qc2 Kb7 48.Rb8 Kb8+-) 46...b5 47.Ra8 Ng7 48.Qb4 (48.Ra6 Kc8+-) 48...Kb6 (better 48...Kc6 49.Ra6 Rb6+-) 49.Rc8 Rd5 50.Ra8 Rdd7 51.Qa5?? (better 51.Qa3!? Ra7 52.Ra7 Ra7 53.Qd6 Ka5 54.Qd4+-) 51...Kc5 (51...Kc6 52.f4 Kd5 53.Rd8+-) 52.Rc8 (52.Qa3 Kd5 53.f4 Rbc7+-) 52...Kd5 53.f4 Nf5?? (53...Ke4 54.Qe1 Kf4 55.g3 Kf5 56.g4 Kg5 57.h4 Kf4 58.Rc2 Rb6 59.Rf2 Kg3 60.Qg1 Kh4 61.Qh2 Kg4 62.Qg1 Kh4 63.Rh2) 54.g3 (better 54.Qa8 d3 55.Rd8+-) 54...Ke4= (54...Ng3? 55.Kg2 Nh5 56.Qa2 Ke4 57.Qe2 Kf4 58.Rf8 Rf7 59.Rf7 Rf7 60.Qf3 (60.Qh5?! Rd7+-) 60...Ke5 61.Qf7+- (61.Qh5?! Rf5 62.Qe8 h6+-)) 55.Kg2 Ra7 56.Qb5 Ra2 57.Kg1 Ra1 58.Kf2 Ra2 59.Kg1 Ra1 60.Kf2 ½–½. Devallee,Jeremie (2050) – Bilquez,Romain (2130), FRA–ch op–A, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 f6 8.Bd3 fe5 9.Ne5 Ne5)

10.de5 Ne7 11.Ba3 Nc6 12.Qh5 Kd7 13.Qf7 Be7 14.Qg7 Qg8 15.Qg8 Rg8 16.Kf1 h5 17.Bb5 Ba3 18.Ra3 Kc7 19.Bc6 bc6 20.Nd2 a5 21.f4 a4 22.Kf2 Bd7 23.c4 c5 24.g3 d4 25.Rb1 Rab8 26.Rb8 Rb8 27.Ra2 Rb4 28.h3 Be8 29.g4 Bg6 30.Ra3 Kb6 31.Rf3 White prepares the advance f5 31...Rb2 32.Ke1 d3 33.f5 a3 34.Rd3 a2 35.Ra3 ef5 36.gf5 Bf5 37.Ke2 Bh3! 38.Ke3 Be6 39.Kd3 Bf5 40.Ke3 h4 41.Nf3 h3 42.Kf4 Be6 43.Kg3 Rg2 44.Kf4 h2 (44...h2 45.Nh2 Rh2 46.Rb3 Kc6-+) 0–1. Gausel,Einar (2315) – Tiller,Bjorn (2410), NOR–ch Kristiansand, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

10.de5 Ne7 11.Ba3 g6 12.h4 Nc6 13.f4 Rg8 14.g4 Kd7 15.g5 h5 16.Qc2 Ba3 17.Na3 Qa5 18.Ke2 (18.Bg6 Rg6 19.Qg6 Qc3 20.Kf2 Qd2 21.Kf1 Qf4 22.Kg2 Qf3 23.Kf3 Ne5 24.Kg3 Ng6-/+) 18...Ne7 19.Nb5 Qd8 20.Qa4 Nc6 21.Rhd1 Ke7 22.Nd6 Kf8 23.Bb5 Qc7 24.c4 dc4 25.Bc4 Rg7 26.Qa3 Re7 27.Ne4 Ne5 28.fe5 Qc4 29.Ke3 Qc7 30.Rf1 (better is 30.Rac1 Qb6 31.Rd4+-) 30...Kg7+= 31.Rac1 Qb6 32.Ke2 Qd8 33.Nd6 Rd7 34.Rcd1 a6 (34...b6 35.Rf6 Kh7 36.Qf3=) 35.Qb3 (35.Rf6 Kh7 36.Rdf1+-) 35...Qe7?? (35...Qg8!?+=) 36.Rf7?? (better is 36.Qd3 Kh7 37.Rf6+-) 36...Qf7= 37.Nf7 Rf7 38.Rd8 b5 39.Qc3 Bb7 40.Ra8 Ba8 41.Qc8 ½–½. Schulze,Christoph (1665) – Klein,Michael, Mecklenburg VP–ch U18, 2004. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.Nf3 f6 8.Bd3 fe5 9.Ne5 Ne5)

10.de5 g6 11.0-0 Bg7 12.Re1 Ne7 13.Na3 0-0 14.c4 Bd7 15.Bg5= Bc6 16.Qg4 Qd7 17.h4 dc4-/+ 18.Bc4 Nd5 19.Nc2 Qf7 20.Re2 Qf5 21.Qg3 Nf4 22.Bf4 Qf4 23.Be6 Kh8 24.Qf4 Rf4 25.Rae1 Re8 26.g3= Ra4 27.Bb3 Ra5 28.f4 Bd5 29.Ra1 Ra1= 30.Na1 Bc6 31.Rd2 Bf8 32.Nc2 Bc5 33.Kh2 Kg7 34.g4 Re7 35.e6 h6 36.Nd4= Be4 37.Kg3 a6 38.h5 gh5 39.Re2 Bd4 40.Re4 Bc3 41.gh5 Kf6 42.Kf3 b5 43.Re3 Bb4 44.Ke4 a5 ½–½. Perez,Flavio – Ricci,M (2160), Open, Cannes FRA, 2000.

10.de5 g6 11.0-0 Nh6 12.Na3 Nf7 13.f4 Bd7 14.Be3 a6 15.c4 Bc6 16.Qb3 d4 17.Bf2 Bc5 18.Nc2 0-0 (better is 18...Nh6!?+=) 19.Qb2+= d4 seems the pivot of the position 19...Qb6 20.Qb6 Bb6 21.Rab1 (21.Nd4? Bd4 22.Bd4 Rfd8 23.Bg6 Rd4-+) 21...Ba7 22.Bd4 (22.Nd4? Bd4 23.Bd4 Rfd8 24.Bg6 Rd4-+) 22...Rfd8 23.Ba7 ½–½. Thomsson,Hakan – Van Gelder,Jan, IBCA–ol blind, 1985. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4)

10.de5 g6 11.Qg4 Ne7 12.Bg5 Bg7 13.f4 0-0 (13...Qc7 14.0-0-/+) 14.h4 (14.Na3 d4 15.Nb5 dc3-/+) 14...Qe8 (14...Qc7 15.h5 Nf5 16.hg6 hg6 17.Qh3-/+) 15.Be7 (better is 15.Na3!? Nf5 16.h5-/+) 15...Qe7-+ 16.h5 Qf7?? (better is 16...g5 17.g3 Bh6 18.Na3 Kh8 19.fg5 Qg7-+) 17.g3= Qe7 (17...Rd8 18.hg6 hg6 19.Qg5+/-) 18.h6 Bh6? (better is 18...Be5 19.fe5 Bd7+=) 19.Rh6+- Rf7 20.Qh4 Qh4 21.Rh4 Bd7 22.Na3 a6 23.Kd2 Rc8 24.Rah1 Be8? 25.Bg6 Rfc7 26.Be8 Re8 27.Rg4 Kh8 28.Rh6 1–0. Krustev,Goran (2005) – Marinov,Kalin, Sofia BUL, 2012. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3)

10.de5 g6 11.h4 Ne7 12.h5 Qc7 13.f4 g5 14.g3 (14.fg5 Qe5) 14...Bh6 15.0-0 (15.Rf1 Nc6-/+) 15...gf4 16.gf4 Rg8 17.Kh2 Nc6 18.Na3 Ne5 0–1. De Jong,Peter – Karlsson,Einar, EU/M/GT/390 corr ICCF, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 ba3 7.c3 f6 8.Bd3 fe5 9.Ne5 Ne5)

10.Qh5?? Nf7-+ 11.0-0 Nf6 12.Qe2 Bd6 13.Na3 0-0 14.h4 (14.Nb5 Bb8-+) 14...e5 15.Nb5 Bb8 16.de5 Ne5 17.Bc2 Nc4 18.Bg5 h6 19.Be3 (19.Bf6 Rf6 (worse is 19...gf6 20.Qh5 Rf7 21.Rfd1-+) 20.Rad1 Qd7-+) 19...Ne3 (19...Ng4!? 20.g3 Qe8 21.Nd4 Nce3 22.fe3 Bg3 23.Rf8 Qf8 24.Rf1-+) 20.fe3 Be6 21.Nd4 Qd6 22.Nf3 (22.Rf4 Qd7-+) 22...Bg4 (better is 22...Ne4 23.h5 Qg3-+) 23.Qd3 (23.Rfb1 b6-+) 23...Bf3 24.Rf3 Qh2 25.Kf1 Bg3 (25...Bg3 26.Qf5 Qh1 27.Ke2 Qa1 28.Rg3 Ne4 (28...Qc3?! 29.Rg7 Kg7 30.Qg6 Kh8 31.Qh6 Kg8 32.Qg6 Kh8 33.Qh6 Kg8 34.Qg6 Kh8 35.Qh6=) 29.Be4 de4 30.Rg7 Kg7 31.Qe5 Rf6 32.Qe7 Rf7 33.Qe5 Kg8-+) 0–1. Santaella Amate,S (2015) – Blanco Villalba,JF, Malaga City–ch, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 f6 8.Bd3 fe5 9.Ne5 Ne5)

8.Bd3 f5

9.0-0 Bd7 10.Na3 a6 11.Bg5 Be7 12.Qd2 Bg5 13.Ng5 h6 14.Nf3 Nge7 15.Rab1 0-0 16.Rb7 Na5 17.Rb2 f4 18.Rfb1 Nf5 19.Qf4 g5 20.Qg4 Be8 21.h4 Bg6 22.hg5 h5 23.Qf4 Nd6 24.Qe3 Ne4 25.c4 Nc6 26.Rb7 Rf3 27.gf3 Nd4 28.fe4 de4 29.Be4 Be4 30.Qe4 Qg5 31.Kf1 Nf5 32.c5 Rf8 33.Ke1 Qg1 34.Ke2 Ng3 35.fg3 Rf2 36.Kd3 Qg3 37.Kc4 Rf4 38.Rb8 Kg7 39.R1b7 Kh6 40.Rh8 Kg5 41.Rg8 Kh4 42.Rg3 Re4 43.Kd3 Ra4 44.Rg6 Ra3 45.Kc4 a5 46.c6 a4 47.c7 Ra1 48.Re6 a3 49.Ra6 a2 50.Kd5 Rd1 51.Ke6 a1Q 52.Ra1 Ra1 53.c8Q Ra6 54.Kf5 Ra3 55.Qc4 Kh3 56.Rb3 Rb3 57.Qb3 Kh4 58.Qg8 Kh3 59.Kf4 h4 60.Kf3 Black resigns 1–0. GriffySr (2020) – donbandzi (2025), FICS, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6)

9.0-0 Nh6 10.Na3 Nf7 11.h4 (11.c4!?=) 11...Be7+= 12.g3 0-0 13.Nc2 Bd7 14.Nce1 Na5 15.Ng2 Rc8 16.Bd2 b6 17.Nf4 Qe8 18.Re1 Nh8 19.g4 Ng6 20.gf5 Nf4 21.Bf4 Rc3 22.f6 gf6 23.Bh6 Rf7 24.Qd2 Bb4?? (better is 24...Qc8 25.Qe2 Nc6-+) 25.ef6= Rf6 26.Qg5 Rg6 27.Bg6 Qg6 (worse is 27...hg6 28.Ne5 Be7 29.Qg4+/- (29.Qg6?! Qg6 30.Ng6 Bf6+=)) 28.Ne5 Qg5 29.Bg5 Bc8 30.Bd2 Rb3 31.Bb4 Rb4 32.Rec1 Bb7 33.Rc7 Rd4 34.Ra3 Rh4?? (34...Rf4 35.Rg3 Kf8 36.Rh7 Bc6 37.Rh8 Ke7 38.Ng6 Kd6 39.Nf4 Bd7+-) 35.Rg3 (35.Rg3 Rg4 36.Rg4 Kf8 37.Rf7 Ke8 38.Rg8) 1–0. Baretic,Dragoljub – Lilley,Graham, IBCA–ol blind, 1980. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3)

9.Na3 Ba3 10.Ba3 Nge7 11.Ng5 0-0 12.h4 h6 13.Nh3 Rf7 14.h5 a6 15.Nf4 b5 16.Be7 Re7 17.Bb5 Qb6 18.Ba4 Na5 ½–½. Buchenau,Frank (2260) – Becker,M, Kassel op, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 f6)

9.Na3 Nge7 10.Nb5 Ng6 11.Bg5 Qd7 12.h4 h6 13.Bc1 Be7 14.h5 Nf8 15.Ba3 b6 16.Be7 Ke7 17.Nd6 a5 18.Qe2 Na7 19.Qb2 Qc7 20.0-0 g5 21.g4 (21.Rfc1 Bb7+/-) 21...f4? (better is 21...fg4!? 22.Nh2 Nc6=) 22.Rfb1 Rb8 (22...Nc6!?+/-) 23.Ra5!+- Nc6 (23...ba5 24.Nc8) 24.Rb5 Ba6 (24...Ra8 25.Rb6 Bd7+-) 25.Qa3 Ra8 26.Rb6 Bd3 27.Qa8 Nd7 (27...Qd7 28.Rc6 Ng6 29.Nc8 Rc8 30.Rc8 Qc8 31.Qc8 Bb1 32.Qb7 Ke8 33.hg6 Bg6 34.Qc6 Ke7 35.Qd6 Kf7 36.Qd7 Kf8 37.Qe6 Bf7 38.Qd6 Kg8 39.Qh6 Be8 40.Ng5 Bh5 41.gh5 f3 42.Qg6 Kf8 43.Qf7) 28.Qh8 (28.Qh8 Qd6 29.Qg7 Ke8 30.ed6 Nb6 31.Ne5 Nd7 32.Qd7 Kf8 33.Qf7; 28.Rc6?! Ra8 29.Rc7 Bb1+-) 1–0. Pokhlebkin,Vladimir (2120) – Gur,Oleg (1940), Nizhnij Novgorod Dubinin Memorial, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.d4 Nc6 7.c3 f6)

9.g4 Nge7=+ 10.Na3 fg4-/+ 11.Ng5 Nf5 12.Qg4 g6 (12...Qa5 13.Bb2 Qb6 14.Nb5-/+) 13.Nc2 (13.Nb5 Qb6=+) 13...Be7 (13...Qc7 14.Ba3=+) 14.h4 (better 14.Nh7 Rh7 15.Qg6 Rf7 16.Bf5 ef5 17.e6 Be6 18.Qe6=) 14...h6?? (better 14...h5 15.Qg1 Rg8=+) 15.Ne6!+/- Be6 16.Qg6 Kd7 17.Bf5 Bf5 (better 17...Qg8!?+-) 18.Qf5 Kc7 19.Ne3 Bh4 (19...Kb8 20.e6+-) 20.Ba3 (20.e6!? Be7+-) 20...Be7 21.Qf7 Kb8 22.Qd5 Qf8 (22...Qd5 23.Nd5 Ba3 24.Ra3+-) 23.Be7 Qe7 24.Nf5 Qg5 25.Qd6 Kc8 26.Qe6 (26.Rh6 Rh6 27.Qf8 Kd7 28.Qf7 Ne7 29.Nh6 Qh6=+; 26.Nh6?! Qg2 27.Qe6 Kb8+-) 26...Kc7 27.Qf7 (27.Nh6?! Raf8+-) 27...Kc8 (27...Kb8+-) 28.Nd6 (28.Nd6 Kd8 29.Nb7 Kc8 30.Qe6 Kb8 31.Qd6 Kc8 32.Qc6 Kb8 33.Nd6 Qe5 34.de5 a5 35.Qb6) 1-0. Devallee,J (2220) - Benitah,Y (2375), TCh-FRA, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

9.g4 Nge7=+ 10.gf5 Nf5 11.Rg1 Bd7=+.

9.g4 Nge7 10.Rg1 g6 (10...a2 11.Ra2 Bd7 12.Na3=+) 11.Na3= fg4 12.Rg4 Bg7 (12...Nf5 13.Bg5 Qb6 14.Nc2=+) 13.Nb5= 0-0 14.Nd6 (14.h4 a6=) 14...Nf5 (14...Be5 15.Nb7 Qc7 16.Nc5-/+) 15.Bg5 (15.Ba3 Qd7=) 15...Qd7 16.Bf5 ef5 (worse 16...gf5 17.Rg3 Kh8 18.Qd2+/-) 17.Rh4 Nd8 (17...Qe6 18.Bh6 Bf6 19.Bf8 Bh4 20.Nh4 Kf8 21.Nf3=) 18.Qd2?? (better 18.Qb3 Nf7 19.Qd5+/-) 18...Nf7-/+ 19.Nf7 Rf7 20.Kf1 Qb5 21.Kg2 Bd7 22.Rg1 Rc8 23.Kh1 (23.Bh6 Bh8-/+) 23...Qc6 24.Qf4 (24.Rc1 b5-/+) 24...Qc3-+ 25.Bf6 Bf6 26.ef6 Rcf8?? (26...Rf6 27.Rh3 Be6=) 27.Ne5+- Be6?? (27...Rf6 28.Nd7 Qc6 29.Nf8 Rf8+-) 28.Rg6 (28.Qh6 Qa1 29.Ra1 f4 30.Nf7 Rf7 31.Ra7 Bf5 32.Ra8 Bc8 33.Rc8 Rf8 34.Qf8) 28...Kh8 (28...hg6 29.Qh6 Qe1 30.Kg2 Qe4 31.Re4 fe4 32.Ng6 Bh3 33.Qh3 Rf6 34.Qh8 Kf7 35.Qh7 Ke6 36.Qe7 Kf5 37.Nf8 Rf8 38.Qf8 Ke6 39.Qc8 Kd6 40.Qb7 a5+-) 29.Rg7 Qe1 30.Kg2 Rg7 31.fg7 Kg7 (31...Kg8 32.Qh6 Qf1 33.Kf1 Re8 34.Qh7) 32.Qh6 Kh8 33.Qh7 1-0. Remolar Gallen,J (2335) - Golubenko,Valen (2205), Titled Tuesday, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

7.c3 Nh6

8.Na3 Be7 9.Bh6 gh6 10.Bd3 0-0 11.0-0 f5 12.ef6 Rf6= 13.Nc2 Bd7 14.Ne3 Rf4 15.g3 Rf7 16.Ng4 Bd6?? 17.Nh6+- Kg7 18.Nf7 Kf7 19.Nh4 (19.Nh4 Kg8 20.Qb1+-) 1–0. marre – oppo, internet, 2010.

8.Na3 f5 9.Bh6 gh6 10.Nb5 a6 11.Nd2 Kf7 12.Qh5 Kg7 13.g4 f4 14.g5 Rg8 (14...hg5!? 15.Rg1 h6+=) 15.Qh6+= Kh8 16.Qf6 Rg7 17.Nf3 Be7 18.Qf4 Bg5 19.Ng5 Qg5 20.Qg5 Rg5 21.Nd6 Nd8 22.h4 Rg8 23.Bd3 Bd7 24.Kd2 Bc6 25.Rhg1 Rf8 26.Rg5 b5 27.Rh5 Ra7 28.Nb5 (28.Ke3 a5+/-) 28...Raf7 (28...Rf2!? 29.Ke1 Bb5 30.Bb5 Rc2+=) 29.Nd6+/- (29.Ra6?! Rf2 30.Kd1 Rf1 31.Bf1 Rf1 32.Kd2 Bb5+=) 29...Rf2 30.Ke1 Nb7?? (better is 30...R2f3 31.Ba6 Rc3+/-) 31.Ra6 Nd8 32.Ra7 Nb7 33.Nb7 Rh2 34.Nd6 Rh1 35.Ke2 Rh2 36.Kd1 Rh1 37.Kd2 Rh2 38.Kc1 Rh1 39.Kc2 Rh2 40.Kb1 Rh1 41.Ka2 (41.Ka2 Rh2 42.Ka3+-) 1–0. Baumhus,Reinhard (2405) – Pichler,Juergen (2425), Gelsenkirchen, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nh6)

8.Bd3 Bd7 9.0-0 a6 10.Na3 Be7 11.Nc2 Nf5 12.Ra2 0-0=+ 13.g4 (13.Ba3 Ba3 14.Ra3 Nh4=+) 13...Nh4-/+ 14.Nh4 Na5?? (14...Bh4!? 15.Ba3 Be7-/+) 15.Ne3?? (15.Nf3 Nc4+-) 15...Bb5?? (better 15...Bh4 16.Ba3 Re8=+) 16.Bh7?? (better 16.Bb5 ab5 17.Nf3+-) 16...Kh7-+. Leconte,M (2205) – Goryachkina,A (2475), ch–EUR Women Blitz, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nh6)

8.Bd3 Bd7 9.h4 Rc8 (9...Nf5=+) 10.Ng5? (10.Bh6 gh6 11.Na3 f6=) 10...Na5 (better 10...Qa5 11.Ba3 Nd4-+) 11.Nh7= Be7 12.Ba3 Nc4 (12...Ba3!? 13.Ra3 Nc4 14.Bc4 dc4= (worse 14...Rh7 15.Bd3 Nf5 16.h5+-)) 13.Be7+= Qe7 14.Ra7 Nb2 15.Qe2 Nd3 16.Qd3 Nf5 17.Ng5 (17.g4 Nd4 18.Rb7 Nc6=) 17...Rh4 18.Rh4 Nh4 19.Nf3 Ng2 20.Kf1 (better 20.Kd2!?=) 20...Nf4-/+ 21.Qh7 Bb5 22.Kg1 (22.Ke1 Nd3 23.Kd2 Nf2 24.Qg8 Qf8 25.Qf8 Kf8 26.Rb7 Ne4 27.Kc2 Be2-+) 22...Ba6 (22...Qf8 23.Qh4 Ne2 24.Kg2-/+) 23.Qg7 Kd7 24.c4 Kc7 25.c5 (25.Qh6 Ne2 26.Kf1 Bc4-+) 25...Kb8 26.Ra6 ba6 27.Nc3 Qb7 28.Kh2?? (better 28.Qh6 Nd3 29.Qe3-+) 28...Qb2-+ 29.Qf7 (29.Nd1 Qe2 30.Qg4-+) 29…Qf2 (29...Qf2 30.Kh1 Qg2; 29...Qc3?! 30.Qf4 Qc2 31.Qg3-/+) 0-1. NevSky (2390) - holtchess (2420), Rated Blitz game, lichess.org, 2015. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.b4 cb4 3.a3 ba3 4.d4 d5 5.e5 Nc6 6.c3 e6 7.Nf3)

8.Bd3 Be7 9.Ba3 Nf5 10.Be7 Qe7 11.Na3 0-0 12.0-0 Bd7 (12...Nh4 13.Nb5=) 13.Qd2 (13.Qb1 a6=) 13...a6 (13...Nh4 14.Nh4 Qh4 15.Nb5=+) 14.Nc2 b5 15.Ne3 (15.Nb4 a5 16.Nc6 Bc6=+) 15...Ne3 16.fe3 f6 17.ef6 Rf6 18.Bb5 a5 (18...Na5! 19.Bd7 Nc4=) 19.Bd3 a4 20.e4 Na5 21.Qg5 Rf7 (21...Nb3 22.Ra2+=) 22.Qh5 Be8 (better 22...Nb3 23.Rae1 g6+=) 23.ed5+- g6 24.Qe5 (24.Qh6 ed5 25.Ng5 Rf1 26.Rf1 Bc6+-) 24...ed5 25.Qd5 Bc6 26.Qe5 (26.Qa2 Qe3 27.Kh1 Rd8+-) 26...Qe5 (26...Qb7!?+/-) 27.Ne5+- Rf1 28.Bf1 Bd5? (28...Be8 29.Bd3+-) 29.c4 (better 29.Ra4 Kf8 30.c4+-) 29...Nb3+/- 30.Ra3 Be6 (30...Be4 31.d5+/-) 31.d5+- Bf5 32.Bd3 Nc5 33.Bf5 gf5 34.Kf2 Rb8 (34...Kg7 35.Nc6 Re8 36.Nd4+/-) 35.Ke3+- Rb3 36.Rb3 Nb3 37.Nd3 a3 (37...Kf7 38.Nb4+/-) 38.Nb4+- Nc1? (better 38...Kf7+-) 39.Kd2 (39.Nc2!? Nb3 40.Na3 Kf7+-) 39...a2 40.Nc2 Nb3 41.Kc3 Nc5 42.Kb2 Kf7 43.Ka2 Kf6 44.Kb2 Ke5 45.Kc3 h5 46.Kb4 Ne4 47.Ne3 (47.Kb5 Nd6 48.Kc5 Nb7 49.Kc6 Na5 50.Kb5 Nb3+-) 47...f4 48.Nf1 (48.Nc2 Nf6+-) 48...h4 (48...Kd6 49.Kb5+-) 49.Kb5 (49.h3 Ng3 50.Kc5 Nf5+-) 49...Kd4 (49...Kd6+-) 50.c5?? (better 50.h3 Nd6 51.Kc6 Nc4 52.d6+-) 50...Kd5= 51.c6 Kd6 52.Kb6 Nf6?? (better 52...Nc5=) 53.Nd2+- Nd5 54.Kb7 Kc5 (54...h3 55.gh3 Ke5 56.c7 Nc7 57.Kc7+-) 55.Nf3 Kc4 (55...h3 56.gh3 Kd6+-) 56.Nh4 Kd3 57.c7 Nc7 58.Kc7 Ke2 (58...Ke3 59.Kd6 Ke4 60.Ke6+-) 59.Ng6 (better 59.Kd6 Ke3 60.Nf3+-) 59...Kf2 (59...f3 60.gf3 Kf3 61.Ne5 Kf4+-) 60.Nf4 (better 60.h4 Kg3 61.h5 Kg2 62.Nf4 Kf3+-) 60...Ke3 61.h4 Kf4 62.h5 Kg5 63.g4! Kf6 (63...Kg4 64.h6 Passed pawn) 64.Kd6 Kg5 65.Ke6 Kh6 66.Kf6 Kh7 67.g5 Kg8 68.g6 (68.h6 Kf8 69.h7 Ke8 70.Ke6 Kd8 71.Kd6 Kc8 72.h8Q Kb7 73.Qb2 Kc8 74.g6 Kd8 75.Qh8) 68...Kh8 (68...Kf8 69.g7 Ke8 70.Ke6 Kd8 71.Kd6 Kc8 72.g8Q Kb7 73.Qb3 Kc8 74.h6 Kd8 75.Qg8) 69.h6 White plans g7 (69.g7 Kh7 70.Kf7 Kh6 71.g8Q Kh5 72.Qg3 Kh6 73.Qg6) 69...Kg8 70.g7 (70.h7 Kh8 71.g7 Kh7 72.Kf7 Kh6 73.g8Q Kh5 74.Qg3 Kh6 75.Qg6) 70...Kh7 71.Kf7 Kh6 72.g8Q Kh5 73.Qg3 Kh6 74.Qh4 (74.Qg6) 1-0. Fernandez,Michael (2185) - Bilych,Olexiy (2285), Titled Tuesday 6th July, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 ba3 7.c3)

8.Bd3 f5 9.0-0 Nf7 10.Kh1 Be7 11.Rg1 h5 12.Ba3 g5 13.g3 g4 14.Be7 Ne7 (14...gf3?? 15.Bd8 Ncd8 16.h4+-) 15.Nh4 Rg8 16.f4 Ng6 17.Ng6 Rg6 18.h4 (18.Qb3+=) 18...Rg7 (better is 18...gh3!? 19.Qh5 Rh6-/+) 19.Na3 Bd7 20.Qb3 Qc8 21.Rgc1 Bc6 22.Kh2 Nd8 23.c4 Qd7 24.c5 Kf8 25.Nc2 Re7 26.Ra2 a6 27.Rb1 Rc8 28.Na1 Qe8 29.Qc2 Qf7 30.Rb6 Be8 31.Qb2 Nc6 32.Nc2 Na7 33.Ne3 Bc6 34.Qb1 Rd8 35.Nf5 ef5= 36.Bf5 Kg7 37.Bd3 Nb5 38.f5 Nd4 39.f6 Kh8 40.Bg6 Qe6 41.fe7 Qe7 42.Qc1 Kg7 43.Bh5 Nf3 44.Kg2 Ne5 45.Rf2 d4-/+ 46.Rc6 bc6 47.Rf5 Nd3 48.Qf1 Ne1-/+ 49.Kh2 Nf3 50.Kh1 Rf8 51.Bg4 Rf5 52.Bf5 Qe3 53.Kg2 Ne1 54.Kh3 Qf3 55.Qf3+= Nf3 56.Kg4 Ne1 57.Kf4 Kf6 58.Be4+- a5 59.g4 a4 60.g5 Kg7 61.h5 a3 62.h6 Kg8 63.Bc6 Nd3 64.Kg3 Nb4+/- 65.Bb5 Kh7 66.Bc4 a2?? 67.Ba2!+- Na2 68.c6 Nc3 69.c7 Ne4 70.Kf4 Nd6 71.Ke5 d3 72.Kd6 d2 73.c8Q d1Q 74.Ke7 Qe1 75.Kd8 Kg6 76.Qc7 Qd1 77.Qd7 Qf3 78.Qg7 Kh5 79.Qf6 Qa8 80.Ke7 Kg4 81.Kf7 Qb7 82.Qe7 Qf3 83.Kg7 Qc3 84.Kh7 Kh5 85.Qf7 Kg4 86.g6 Qc2 87.Kh8 Qc8 88.Qg8 Qc3 89.g7 Qf6 90.h7 Kg5 91.Qf8 Qe5 92.Qd8 Kh6 93.Qb6 Kh5 94.Qc6 Kh4?? 95.Kg8 Qb8 96.Kf7 Qb3 97.Qe6 Qb7 98.Qe7 (98.Qe7 Kg4 99.g8Q Kf3 100.Qb7 Kf4 101.Qb3 Ke5 102.Qgg3 Kf5 103.Qe6) 1–0. Salmensuu,Olli – Kekki,Petri, Ch Finland Helsinki, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.c3 Nc6 7.d4 Nh6)

8.Bd3 f6 9.0-0 fe5 10.de5 Qc7 11.Re1 g6 (11...a2 12.Na3 Ba3 (12...a6 13.Ra2 Ra7 14.Bh6 gh6 15.Nd4 Rg8 16.Nac2=) 13.Ba3 Nf7 14.Ra2 g5 15.c4 g4 16.cd5=; 11...Nf7 12.Na3 Bc5 (12...Be7 13.c4 Bb4 14.Re2 Nfe5 15.Ne5 Ne5 16.Nb5=) 13.Nb5 Qb8 14.Nbd4 0-0 15.Nc6 bc6 16.Qc2=) 12.Qd2 (12.Na3 Nf7= (12...Nf5 13.Nb5 Qd7 14.c4 Bb4 15.Bf5 gf5 16.cd5+-) 13.c4 Bg7 14.cd5 ed5 15.Nb5 Qb6 16.Nd6+=) 12...Qg7 (12...Nf7 13.Na3 Bg7 (13...Nfe5 14.Ne5 Ne5 15.Bb5 Bd7 16.Qg5=+) 14.Nb5-/+ Qb8 15.Nbd4 Nfe5 16.Ne5-/+; 12...Bg7 13.Na3 Nf7 14.Nb5 Qb8 15.Nbd4 Nfe5 16.Ne5-/+) 13.Na3= Nf7 e5 seems the pivot of the position 14.Qf4 (14.Qe3 b6= 15.Bb5 Bd7 16.Nd4=) 14...Be7 (14...g5 15.Qg4-/+ Nfe5 16.Ne5=+) 15.Nb5 (15.Qg3 0-0 16.Nb5=) 15...0-0 16.Qg3 Bd7 17.Nbd4 Nd4 (17...a6 18.Ba3=) 18.Nd4 (18.cd4 a5 19.Bd2 a4=) 18...Rfc8=+ 19.Bd2 Nh6 (19...a5 20.f4=+) 20.Reb1 Rc7 (20...b6 21.Ra6=+) 21.Qh3 (21.Rb6 Nf5 22.Bf5 gf5 23.Qg7 Kg7 24.Re6 Bc5 25.Nf5 Kh8+-) 21...Nf5 22.Bf5 (22.Bf4 a5=+) 22...gf5-/+ (22...ef5?! 23.Bf4 g5 24.e6 gf4 25.ed7+=) 23.Qg3 (23.Rb6!? Qg6 24.Be3-/+) 23...Qg3-+ 24.hg3 Bc5 25.Rb3 (25.Kf1 Kg7-+) 25...a5 26.Rb2 b5! 27.Be3 (27.Nb5 Rb7 Decoy) 27...Ra6 28.Kf1 Ba7 (28...a4 29.Ke2-+) 29.Ra3 (better 29.Rb5 a4 30.Ra3-/+) 29...Bc5 30.Raa2?? (30.Ra1 Bb6 31.Bd2-+) 30...a4 31.Ke2 Rb6 32.Kd3 b4 33.cb4 Rb4 34.Rc2 Bb6 (34...Kf7 35.Kd2 Bb6 36.Rc7 Bc7 37.Nf3-+) 35.Rc7 (35.Rcb2 Rb2 36.Rb2 Ba7-/+) 35...Bc7 36.f4 Rc4 37.Bd2 Bb6 38.Bc3 Bc5 39.Kd2?? (better 39.Rb2-+) 39...Bd4 40.Bd4 Rd4 41.Ke3 (41.Kc3 Rc4 42.Kd3 Rb4-+) 41...Rb4 42.Kf3 (42.Kd2 Rb3-+) 42...Rb3 43.Kf2 a3 44.Kg1 (44.Ke1 Bb5 45.g4 Bc4 46.gf5 Rb1 47.Kd2 Ba2 48.fe6 Bc4-+) 44...Bb5 45.Kh2 Bc4 46.Ra1 Rc3 47.Kh3 (47.g4 fg4 48.Rb1 a2 49.Rb8 Kf7-+) 47...a2 48.Kh4 Rc2 49.g4 fg4 (49...Rg2 50.gf5 ef5 51.e6-+) 50.Kg4 (50.g3 d4 51.Kg4 d3-+) 50...Rb2 (50...Rg2!? 51.Kf3 Rb2 52.Rg1 Kf7 53.Rh1-+) 51.f5 Rb1 52.Ra2 ef5 53.Kf5 Ba2 54.e6 Rf1 55.Ke5 Re1 56.Kd6 Re6! 57.Ke6 d4 (57...d4 58.Ke5 d3-+) 0–1. Sakada,Marcos Contrera – Cruz,William Ferreira Da (2135), Championship Paranaense Absoluto, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3 Nh6)

8.Bd3 f6 9.0-0 Nf7 10.ef6 Qf6 11.Na3 a6 12.Re1 Bd6 13.Nc2 0-0 14.Ne3 Ng5 15.Ng5 Qg5 16.Nf5 Bf4 17.h4 Qf6 18.Bf4 ef5 19.g3 (19.Qb3 Qf7=) 19...Be6+= 20.Qb3 Qf7 21.Re2 Qd7 22.Rb2 Rf7 23.Qb6 h6 24.Rab1 Nd8 25.Qa5 Rc8 26.Rb6 Rc6 27.Rc6 Nc6 28.Qc5 Nd8 29.Rb6 Qc8 30.Qd6 Qd7 (30...Rd7 31.Qa3=) 31.Qb8 Rf8 32.Bc7 Nc6 (32...Qc8 33.Qc8 Bc8 34.Rd6+=) 33.Qb7+/- Na5 34.Qa6 Qc7 35.Qa5 f4 36.Qc5 (36.Qc5 Qc5 37.dc5+/-) 1–0. Savory,Richard J – Cox,John J, BCCP–ch6 corr, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 ba3 6.c3 Nc6 7.d4 Nh6)

8.Bd3 f6 9.Bh6 gh6 10.ef6 Qf6 11.Na3 Rg8=.

8.h4 f6 (8...Nf5 9.g4 Nfe7 10.Na3=+) 9.ef6 (9.Bh6 gh6 10.Na3 Bg7 11.ef6 Qf6=+) 9...Qf6 (9...gf6!? 10.Na3 Nf7-/+) 10.Bg5= Qf7 11.Bb5 (11.Bh6 gh6 12.Na3 Be7=) 11...Bd6 (11...Ng4 12.Qe2-/+) 12.Ne5 (12.Bh6!? gh6 13.Na3=+) 12...Be5-/+ 13.de5 0-0 Threatening mate... how? 14.Qe2 Qf5 (14...Nf5 15.Bc6 bc6 16.g4-/+) 15.f4 (15.Bh6!? gh6 16.Bc6 bc6 17.Na3=+) 15...a2 16.Nd2 Qg4 17.Bh6 Qg3 18.Qf2 Qc3 19.0-0 gh6 20.Nf3 Bd7 21.Bc6 bc6 22.Ra2 Qb4 (22...a5 23.Rc2 Qb4 24.Nh2-/+) 23.Ra7 Ra7 24.Qa7 Rf7 25.f5 (25.Nh2 h5-/+) 25...ef5 26.Qe3 f4 27.Qe2 (27.Qd4 Qe7-/+) 27...Be6 (27...Bg4 28.Qc2 Bf3 29.Rf3 Qe1 30.Rf1 Qe3 31.Kh1-+) 28.Qc2 (28.Rc1 Rc7-/+) 28...c5-+ 29.Rc1 Rc7 30.Rb1 Qe4 31.Rb8 Kg7 32.Qa2 Qg6 33.Qa5 Qf7 34.Qa6 (34.Rb6 Rc8-+) 34...d4 (34...Qe7 35.Qd3-+) 35.Rb6 (35.Qd6 Qe7 36.Re8 Qe8 37.Qc7 Qd7 38.Qc5 d3=+) 35...Bc4 (35...Ra7 36.Qf1-+) 36.Qa5 Qe7 (36...Bd5 37.Rf6 Qe7 38.Qe1-/+) 37.Rf6 (37.Qd2!?-/+) 37...Bd5 38.Qd2 (better 38.Qe1!?-/+) 38...Bf3-+ 39.Qf4? (39.gf3 Qe5 40.Rf4-+) 39...Bh5 (better 39...Bd5-+) 40.Qh6= Kg8 41.Qh5 c4 (41...Qd8!?=) 42.Qg4 White prepares the advance e6 42...Kh8 43.Qd4 Qc5 44.Qc5 Rc5 45.e6 Re5 46.Rf4 Re6 47.Rc4 Kg7 48.Kf2 h5 49.Rc5 Kg6 50.Kf3 Ra6 51.Rg5 Kh6 52.Re5 Kg6 53.Kf4 Rf6 54.Ke4 Rf2 55.Rg5 Kh6 56.Rg3 (56.g3 Rf1+-) 56...Rf1 (56...Rb2 57.Kf5+=) 57.Rf3 Rh1 58.g3 Re1 59.Kf5 Ra1 60.Re3 Rf1 61.Ke6 Kg6 62.Ke7 Rf7 63.Kd6 Rf1 64.Re6 Kg7 65.Re5 Kg6 66.Rg5 Kh6 67.Ke6 Rf3 68.Ke5 Ra3 69.Ke4 ½–½. Kabanov,N (2475) – Vastrukhin,O (2395), Vladimir Dvorkovich Rapid, 2018.

8.Bh6 gh6 9.Na3 a6 10.Bd3 b5 (better 10...f6!?=) 11.Nb5!+- Bb7 (11...ab5 12.Ra8 Pinning (12.Ra8 Deflection; 12.Ra8 Clearance)) 12.Na3 Ne7 (12...f5 13.ef6 Qf6 14.Qe2+-) 13.Qd2 Bg7 14.Nc2 0-0 15.Ne3 Ng6 16.g3 (16.0-0 Qc7+-) 16...f5 17.Ng2 Rf7 18.h4 Qe7 19.h5 Nf8 20.Nf4 a5 21.0-0 Bc6 Black prepares a4 22.Rfb1 a4 23.Rb4 Qe8 24.Ra3 Rb7 25.Rb7 Bb7 26.Bc2 Bc6 27.Ne1 Qe7 28.Qc1 Nd7 29.Ned3 Nb6 (29...Bf8 30.Nb4 Bb5 31.Qd1=) 30.Nc5+- Bd7 31.Ra2 (better 31.Qb2!? Nc4 32.Qb7+-) 31...Be5= 32.Nd7 Bf4 33.Qf4 Qd7 34.Qh6 a3 (34...Qf7 35.g4 fg4 36.Bh7 Qh7 37.Qe6 Qf7 38.Qb6 Qh5 39.Ra4 Ra4 40.Qd8 Kg7 41.Qd7 Qf7 42.Qa4+=) 35.g4 (35.Bf5 ef5 36.Qb6 f4+-) 35...fg4 (35...Nc4=) 36.Qg5 (better 36.Bh7!? Qh7 37.Qe6 Qf7 38.Qb6 Qh5 39.Qe6 Kh8 40.Qc6=) 36...Qg7-/+ 37.Qg7 (37.Qe3!? Qf6 38.Qe2-/+) 37...Kg7-+ 38.Bd1 Kf6 39.Bg4 Rg8 40.f3 Nc4 41.Kf2? (41.Re2 e5 42.Kf2 e4-+) 41...e5 (better 41...Rb8 42.Kg3 Rb2-+) 42.de5-/+ Ke5 43.Re2 (43.Ke2 Rb8 44.Kd3 h6-/+) 43...Kd6 44.Re6 Kc5 45.Re7?? (better 45.Ra6 Rb8 46.Bf5-+) 45...Ra8 46.Re1 a2 47.Ra1 Nd2 48.Be6 Nb3 49.Rd1 Rd8 (49...a1Q!? 50.Ra1 Ra1 51.f4-+) 50.Bf5 h6 51.Ke3 a1Q 52.Ra1 Na1 53.Kd3 Nb3 54.Kc2 Na5 55.Kd3 Nc4 56.Bh3 (56.Ke2 Re8 57.Kf2 Ne5-+) 56...Re8 57.Bg4 Re3 58.Kc2 d4 (58...Ne5!? 59.Kd2 Rd3 60.Kc2-+) 59.cd4 Kd4 60.Kc1 (60.f4-+) 60...Kc3 61.Kb1 (61.f4 Re1 62.Bd1 Ne3 63.Kb1 Rd1 64.Ka2 Nc2 65.f5 Ra1) 61…Kb3 (61...Kb3 62.f4 Re1 63.Bd1 Rd1) 0–1. Naesborg,Jens_Ole (1865) – Warston,Hakan (1660), Xtracon Chess Open, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nh6)

8.Bh6 gh6 9.Bd3 f5 10.Na3 Ba3 11.Ra3 Qe7 12.Rb3 0-0 (12...a5 13.Qa1=) 13.0-0 a6 14.Qd2 b5 15.Ra1 Bd7 (15...Ra7 16.Qh6 Qg7 17.Qg7 Kg7 18.Kf1+=) 16.Qh6 Qg7 17.Qd2 Kh8 18.Bf1 (18.Rba3 Rg8 19.g3 Nb8+=) 18...Ra7 19.Ne1 Bc8 20.Nd3 Qc7 21.Qa2 (21.Rba3 f4+-) 21...Rg8 22.f4 Rg4 23.Be2 Rg8 24.Qa3 (24.Nc5 Qg7 25.g3 Qg6+-) 24...Qe7 (24...Qg7 25.Bf3+-) 25.Qb2 (25.Qe7 Re7 26.Nc5 Nb8+-) 25...Qh4 26.Bf3 Rag7 (26...Rg6 27.g3+=) 27.Qf2 Qh6 28.g3 Qh4 29.Kf1 Qd8 30.Rba3 Qb6 31.Nc5 Nb8 32.Qb2 Qd8 33.Bh5 Qc7 34.Ke1 Qd8 35.Kd2 (35.Be2!?+-) 35...Qc7 36.R3a2 Qd8 37.Qa3 Can a6 get defended? 37...Qb6 38.Nd3 Rd8 39.Rg1 Nc6 40.Qc5 Qb7 41.h3 Rc7 42.Qa3 Qb6 43.Rb1 Rg8 44.g4 a5 (44...Rcg7 45.Rba1+-) 45.Qc5 (45.Qd6!?+-) 45...Ne5+= 46.Qb6 Nc4 47.Ke2 Nb6 48.Rb5 Nc4 49.Nc5 fg4 50.hg4 Rf8 51.Kf3 e5 52.f5 (52.de5 Ne5 53.Ke3 Nc4 54.Kf3 Re7=+) 52...Rg7 (52...e4 53.Ke2=) 53.Rb8 Rgg8 54.de5 Ne5 55.Kf4 (better 55.Ke2=) 55...Ng6 (55...Ng4 56.Bg4 Rg4 57.Kg4 Bf5 58.Kf4 Rb8 59.Kf5 Rb5+-) 56.Bg6+- hg6 57.Ra5 gf5 58.g5 Re8 59.Raa8 Rgf8 (59...Kh7+-) 60.Nb7 Re4 (60...Bd7 61.Re8 Re8 62.Re8 Be8 63.Nd6+- (63.Kf5?! Kg7+-)) 61.Kf3 Rc4 62.Nd6 Rc3 63.Kf4 Rc1 64.Rc8 Rf1 (64...Rcc8 65.Rc8 (worse 65.Nc8 Kg7+-) 65...Rc8 66.Nc8+-) 65.Ke5 Re1 66.Kd5 Rc8 67.Rc8 (67.Nc8?! Kh7 68.Nd6 Kg6 69.Rg8 Kh7+-) 67...Kh7 68.Rc6 Rg1 69.Nf7 Kg7 70.Rc7 (better 70.Ke6 Rb1+-) 70...Rd1 71.Ke5 Kg6 72.Nd6 (72.Kf4 Rf1 73.Kg3 f4 74.Kh4 Rh1 75.Kg4 Rg1 76.Kf3 Rf1 77.Ke2+-) 72...Re1+= 73.Kf4 Rf1 74.Ke5 (74.Ke3 Kg5 75.Ke2 Ra1+-) 74...Re1 75.Kf4 (75.Kd5 Kg5 76.Rg7 Kf4+=) 75...Rf1= 76.Ke5 (76.Kg3!? Kg5 77.Rc5+=) ½–½. Bhakti,K (2305) – Tarun,V Kanth (2075), 17th Prague Open, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 ba3 7.c3 Nh6)

8.Bd3 Nf5=+

9.0-0 Bd7 10.Na3 Black has a new passed pawn: a7 10...Rc8 (10...a6 11.Qe2=) 11.Re1 White has an active position (11.Bf5 ef5 12.Nc2 a6=) 11...Nh4 (11...a6 12.Nc2=) 12.Ng5 (12.Nb5 a6 13.Nd6 Bd6 14.ed6 h6+=) 12...Nf5 (12...Qa5!? should not be overlooked 13.Nc2 Qc3+=) 13.Bf5+/- ef5 14.e6 (better is 14.Nb5!?+/-) 14...fe6 15.Ne6 Be6 16.Re6 Kf7 Black threatens to win material: Kf7xe6 17.Re3 Qd7 18.Qf3 (18.Nc2 a6=) 18...Be7 (18...Ba3 19.Ra3 Rhe8 20.Ra1+=) 19.Nb5 (19.Nc2!?=) 19...a6 20.Nd6? (better is 20.Na3= saving the game) 20...Bd6-+ (20...Qd6?! 21.Qf5 Qf6 22.Qd5 Ke8 23.Re6=) 21.Qd5 Kf6 22.Rg3 h6 23.Bf4 Rcd8 (23...Rhd8!? 24.Bd6 Qd6 25.Qb3-+) 24.Re1?? the final mistake, not that it matters anymore 24…Rhe8 (24...Rhe8 25.Rge3 Re3 26.fe3 Bf4 27.Qd7 Be3 28.Re3 Rd7-+) 0–1. Davies,Christopher (2085) – Marusenko,Petr (2360), South Wales Masters 7th, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

9.0-0 Be7 10.Bc2 Na5 11.Na3 Bd7=+ 12.Ne1 Rc8 13.Bd2 a6 14.f4 Ba3-+ 15.Ra3 Nc4 16.Qc1 Na3 17.Qa3 Bb5 18.Rf3 h5 19.Qa1 Qc7 20.Bf5 ef5 21.Re3 Qc4 22.Nf3 Bd7 23.Bc1 Qa4 24.Ba3 Rh6 25.Qb2 Rg6 26.Bd6 Qd1 27.Re1?? Qf3 0–1. Vafiadis,K (2260) – Kosic,D (2540), 11th Open, Kavala GRE, 2002.

9.0-0 Be7 10.g4 Nh4 11.Nh4 Bh4 12.f4 Be7 13.g5 (13.Ba3 Bd7=+) 13...h6-/+ 14.g6 f5 (14...f6 15.Ba3 0-0 16.Qh5-/+) 15.ef6 (15.Ba3 0-0-/+) 15...Bf6-/+ 16.Ba3 Ne7 17.Nd2 0-0 18.Nf3 Re8 19.Ne5 Be5 (19...Qc7!?=+) 20.fe5+= Nf5 21.Qh5 Qg5 (better 21...a5!?=) 22.Qg5+/- hg5 23.Bc1 (23.Bc5 a6+/-) 23...Bd7 24.Bg5 a6 (24...Rec8 25.Ra3+=) 25.Rfb1 (25.Ra5 Rac8 26.Bf5 ef5 27.Rd5 Bc6+/-) 25...b5 26.Ra5 Rec8 27.Bd2 Rcb8 28.Rba1 Nh4 (28...Rb6 29.Kf2+=) 29.Kf2+/- Be8 (29...Rb6 30.Bg5 Nf5 31.h4+/-) 30.Rg1 (better 30.Ra6!? Ra6 31.Ra6 Bg6 32.Bg6 Ng6 33.Re6+-) 30...Ra7 31.Rg4 Nf5 32.h4 Nh6 (32...Bc6 33.Rf4+/-) 33.Rf4 (33.Bh6 gh6 34.Ke3 Rc7+/-) 33...Rc8 34.h5 Rc6? (34...Bd7 35.Rf3+/-) 35.Ke2?? (better 35.Bb5 Rc8 36.Ra6 (36.Ba6?! Rc6+/-) 36...Ra6 37.Ba6+-) 35...Rb6 (35...Rac7 36.Rf1 Bd7 37.Bh6 gh6 38.Ra3+/-) 36.Ra1 (36.Rf2 Ng4 37.Rf3 Bc6+-) 36...Bd7+/- 37.Raf1 (37.Bc1 a5+/-) 37...Nf5+= 38.Rg4 a5 Black intends b4 39.Rh1 (39.Ra1 Rb8+=) 39...b4= 40.cb4 ab4 41.Rf4?? (41.h6 gh6 42.Bh6 Nh6 43.Rh6 Bb5=) 41...Ra2?? (better 41...Ng3 42.Kf3 Nh1-+) 42.Bf5 (42.Rc1!? Ra7 43.Bf5 ef5 44.Rf3=) 42...ef5=+ 43.h6? (better 43.Rb1=+) 43...Rg6-+ 44.Kd3?? (44.h7 Kh8 45.Rh2-+) 44...Rg3 (better 44...Rg2 45.Ra1 Rad2 46.Ke3-+) 45.Be3 (45.Ke2 gh6 46.Rh6 Bb5 47.Kf2-+) 45…Ra3 (45...Ra3 46.Kd2 Rg2 47.Rf2 Ra2 48.Kc1 Rgf2 49.Bf2 Ra1 50.Kb2 Rh1-+; 45...Bb5) 0-1. Horak,Martin (2340) - Moraes,Nelson da Silva (2175), Titled Tue 4th Aug, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

9.0-0 h5 10.Na3 Be7 11.Re1 a6 12.Bb2 g6 (12...0-0!?-/+) 13.Nc2= Na5 (13...0-0 14.Ne3=) 14.Ne3 b5 15.Bf5 (15.Nf5 gf5 16.Ba3 Ba3 17.Ra3 Nc4=) 15...gf5 16.Nd2 (16.Ba3 Ba3 17.Ra3 Rg8=+) 16...Bb7=+ 17.Qf3 Rb8 (17...Bg5 18.Ba3=+) 18.Qg3 Kf8 19.Ba3 Ba3 20.Ra3 Nc4 21.Ra2 (21.Ndc4!? dc4 22.Qf4=) 21...Rg8-/+ 22.Qf4 Qg5 (22...Nd2 23.Rd2 Qg5 24.Qg5 Rg5 25.f4-/+) 23.Qg5 Rg5 24.f4 Rg8 25.Nb3 Ke7 26.Nc5 Rgc8 27.Kf2 (27.Nc4 dc4 28.Kf2 h4=) 27...h4 (27...Nb6 28.Rc1=+) 28.Rb1 (worse 28.Na6 Ba6 29.Ra6 Nd2 30.Ra7 Kf8-/+; worse 28.Nb7 Rb7 29.Ra6 Nd2-/+) 28...Ne3 29.Ke3 Rc6 30.Kd3 (worse 30.Nb7 Rb7 31.Kd3 Rb8-/+) 30...Bc8 31.Kc2 Kd8 32.Kb3 Kc7 33.Kb4 Kb6 34.Rf1 Ra8 35.Ra5 (35.Rf3 a5 36.Kb3 Ba6=) 35...Bb7=+ 36.Rf3 Rg8 37.Ra2 Rc7 38.Rff2 Ra8 39.Ra5 Rac8 40.Rfa2? (better 40.Rd2=) 40...Rc5-+ 41.dc5 Rc5 42.g3 Rc4 43.Kb3 d4 (43...Re4!?-+) 44.cd4-/+ Rd4 45.Kc3 Rc4 46.Kd3 hg3 47.hg3 Rc8 48.Ra1 (better 48.Kd2!?-/+) 48...Rg8-+ 49.Kd4 Rg3 50.R5a3 Rg4 51.Rf1? (better 51.Ke3-+) 51...b4 52.Ra2 (52.Raa1 Bc6-+) 52...a5 53.Rb2 (53.Raa1 Ba6 54.Rfe1 Rf4 55.Ke3 Rh4-+) 53...Bd5 54.Rh2 Rg3 (54...a4!? 55.Rh8 b3 56.Rb8 Kc7 57.Rb4-+) 55.Rh8 Rc3 56.Rb8 Bb7 57.Rf8 (57.Rg1 Rf3-+) 57...Rc7 58.Rb1 (58.Rd8 a4 59.Ra1 a3-+) 58...Rd7 59.Ke3 Kb5 0–1. Zakarian,David (2350) – Arkell,Keith C (2405), 5th Hull England, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.c3 Nc6 7.d4 Nh6)

9.Na3 Be7 10.g4 Nh4 11.Nh4 Bh4 12.0-0 Be7 13.f4 f5 14.ef6 gf6 15.g5 f5 16.Qh5 Kf8 17.Ra2 Qe8 18.Qh6 Kg8 19.Rg2 (19.Nb5 Qg6 20.Qg6 hg6+=) 19...Qg6-/+ 20.Qh3 Kf7 21.Rg4 Bd7 22.Rh4 Bf8 23.Kh1 a6 24.Rg1 Ke7 25.c4 Nb4 26.cd5 Nd3 27.Qd3 ed5 28.Nc2 Kf7 29.Ne1 Bg7 30.Nf3 Rhe8 31.Ne5 Be5 32.Rh6 Bg7 33.Rg6 hg6 34.Ba3 Re4 The isolani on d4 becomes a target 35.Bc5 Rae8 36.Rf1?? Bb5-+ (36...Bb5 37.Qb3 Bf1 38.Qd5 R4e6 39.Qb7 Kg8-+) 0–1. Hawkes,Peter D – Martin,Benjamin, NZL–ch New Zealand, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 ba3 6.d4 Nc6 7.c3)

9.Qe2 =.

6.a3 a5

7.ab4 ab4?? 8.Ra8+- Nge7 9.Bd3 h6 10.0-0 g6 (10...Nf5 11.c4 dc4 12.Bc4+-) 11.Nbd2 Bg7 12.Nb3 0-0 13.h4 (13.Bf4 Qc7+-) 13...Qc7 14.Be3 Nf5 15.Bf5 gf5 16.Qd2 Kh7 17.h5 Rg8 18.Rfa1 b6 19.g3 (19.R8a2 Bd7+-) 19...Bf8 20.Kg2 Ne7 (20...Bb7 21.R8a2+-) 21.R1a7 (better 21.Qb4 Bb7 22.R8a4 Nc8+-) 21...Bb7 22.Re8 (better 22.Rf8 Rf8 23.Bh6+-) 22...Qd7 (22...Nc6 23.Ra2 Qd7 24.Rf8 Rf8 25.Bh6 Rg8+-) 23.Rb8 f4 (23...Qb5 24.Rbb7 Qe8 25.Rc7+-) 24.Bf4 Qb5 25.Rbb7 (25.Rbb7 Qe8 26.Qb4+-) 1-0. Carlsen,Magnus (2860) - Tang,Andrew (2535), Katara Bullet Final, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 a5)

7.ab4 Bb4

8.c3 Bf8 9.Bd3 Nge7 10.0-0 Nf5 11.Re1 Be7 12.Ba3 0-0 13.Nbd2 Bd7 14.Nb3 Ba3 15.Ra3 Nfe7 16.Nc5 b6 17.Nb7 Qc7 18.Nd6 Be8 19.Bh7 Kh7 20.Ng5 Kg6?? 21.Qg4+- Ne5 22.de5 Qc4 23.Nc4 (23.Nc4 Bb5 24.Ne6 Kh6 25.Qg7 Kh5 26.Qg5) 1–0. egomi (1730) – policemannn (1770), kurnik, 2011.

8.c3 Be7

9.Bd3 b6 10.0-0 Ba6 11.Qa4 Bd3 12.Qc6 Kf8 13.Re1 Rc8 14.Qa4 Bb1 15.Rb1 Rc3 16.Be3 Rc4 17.Qb5 Bb4 18.Rec1 Rc1 19.Rc1 Ne7 20.h3 h6 21.Nd2 g6 22.Nb3 Kg7 23.Qa6 Nf5 24.Qb7 Ne3 25.fe3 Qg5 26.Rc7? Qe3 27.Kh1 Rf8 28.Nc1 Be1 29.Qc6 Bg3 30.Qc3 Qc3 31.Rc3 Rb8 32.Rg3-/+ b5 33.Rc3? b4-+ 34.Rc5 a4 35.Ra5 b3 36.Nb3? ab3 37.Ra1 b2 38.Rb1 Rb3 39.Kh2 Rd3 40.Rb2 Rd4 41.Rb7 Re4 42.g4 Re5 43.h4 Re4 44.g5 Rh4 (44...Rh4 45.Kg3 hg5-+) 0–1. murzyn1500 – killerskull (1610), kurnik, 2011.

9.Bd3 h6 10.0-0 g5 11.h3 Bf8 12.Ba3 Nge7 13.Re1 Bd7 14.Qe2 a4 15.Bd6 Na5 16.Na3 Nb3 17.Rab1 Qa5 18.Nb5 Bb5 19.Bb5 Nc6 20.Bf8 Rf8 21.Qd3 Ke7 22.Rb2 Rfc8 23.Ra1?? Qb6 24.Ba4+- Nc5 25.Rb6 Nd3+/- 26.Rb7 Kf8 27.Rbb1 Na5 28.Bb5 Nc4 29.Ra8 Ra8 30.Bc4 dc4 31.Rb7 Ra1 32.Kh2 Nf2 33.Rc7 Ne4 34.Rc4+/- Rc1 35.h4?? g4-+ 36.Ng1 h5?? 37.Ne2+/- Re1 38.Nf4?? g3 39.Kh3 Rh1 0–1. egomi – hristaras59, kurnik, 2011.

9.Bd3 Nh6 10.0-0 Nf5=+ 11.Na3 0-0 12.Nb5 f6 13.Ba3 (13.ef6 Rf6 (worse 13...gf6 14.Bf5 ef5 15.Bf4+/-) 14.Re1 Rf7=) 13...Ba3 14.Ra3 fe5 15.de5 b6 16.Qe2 Bd7 (16...Ba6 17.Ra4-/+) 17.Ra4 (17.Bf5 Rf5 18.Nd6 Rf8=) 17...Rc8 (17...Na7 18.Rb1-/+) 18.Rg4 g6 19.h4 (19.Ra4 Nb8 20.Nfd4 Bb5 21.Bb5 Qe7=+ (worse 21...Rc3 22.Ne6 Qe7 23.Nf8+/-)) 19...Kh8 20.Nfd4 (20.h5 gh5 21.Ra4 Nb8-/+) 20...Nfd4 (better 20...Ncd4!? 21.cd4 Bb5 22.Bb5 Nh4-+) 21.cd4=+ Ne7 (21...Nb4 22.Nd6 Rc7 23.Ra1=+) 22.Nd6= Rc3 (22...Ra8 23.h5 Be8 24.Qd2=) 23.h5 Nf5? (better 23...gh5 24.Rg3 Nc8 25.Qh5 Qe7+=) 24.hg6+- hg6 25.Rg6 Qh4 26.Nf5 ef5 27.g3 (27.e6 Kh7 28.Rg4 Qg4 29.Qg4 Be6+-) 27...Qh7 28.Rd6 (better 28.Rb6 Rc6 29.Rc6 Bc6 30.Re1+-) 28...Qg7?? (28...Rc6 29.Rc6 (29.Rd5?! Rh6 30.Qf3 Bc6=) 29...Bc6 30.Rb1+-) 29.Kg2 (better 29.Qh5 Kg8 30.Rg6 Rd3 31.e6 Be6 32.Qh6+-) 29...Kg8 30.Rh1 (better 30.Qf3!?+-) 30...f4+/- 31.Bh7 Kf7?? (better 31...Qh7 32.Rh7 f3 33.Qf3 Rcf3 34.Rdd7 Rf2 35.Kh3 R8f7 36.Rhf7 Rf7+-) 32.Rd7 (better 32.e6 Ke8 33.Qh5 Kd8 34.Rd7 Qd7 35.ed7 fg3+-) 32...Ke8 33.Qb5 (33.Rg7 f3 34.Qf3 Rcf3 35.Bg6 Kd8 36.Rc1 Rf2 37.Kh3+-) 33...f3-+ (33...Qd7?! 34.Bg6 Kd8 35.Qb6 Qc7 36.Qb5 f3 37.Kh3 Qd7 38.Qd7 Kd7 39.Kg4=+) 34.Kh2?? (34.Kh3 Qd7 35.Qd7 Kd7 36.g4-+) 34...Qh7 (34...Qh6 35.Kg1 Rc1 36.Qf1 Rf1 37.Kf1 Qh1) 35.Kg1 (35.Rh7 Rc6 36.Qc6 Kd8 37.Qd7) 35...Rc1 36.Qf1 Rf1 (36...Qd7 37.Qc1 Rg8 38.Rh6+-) 37.Kf1 Qb1 (37...Qh1) 0-1. ZinitheWuslon (2250) - Stupidity_Tries (2300), Rated Bullet game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 a5)

9.Bd3 Nh6 10.Ba3 Nf5 11.Be7 Nfe7 12.Na3 0-0 13.Qc2 h6 14.Nb5= f5 15.Nd6 Ng6 16.h4 b6 17.h5 Nf4?? 18.g3?? Nd3-/+ 19.Qd3 Ba6 20.Qd2 b5 21.0-0 b4 22.Rfb1 bc3 23.Qc3+= Nb4 24.Nh4 Qg5?? 25.Ra5+- Nd3 26.Ra6! Ra6 27.Qd3 Rfa8 28.Qe3 Qh5+= 29.Qf3 Qg5 30.Qe3 Qe3=+ 31.fe3 g5 32.Ng2 Ra2 33.Rf1 ½–½. beecinu (2385) – chessgirlwi (2130), net–chess.com, 2008.

9.Bd3 Nh6 10.Bh6 gh6 11.0-0 Bd7 12.Na3 Na7 13.Qe2 Bc6 14.Qe3 Bg5 15.Ng5 hg5 16.f4 gf4 17.Qf4 Qe7 18.Rf3 b5 19.Nc2 Nc8 20.Nb4 ab4-/+ 21.Ra8 Ba8 22.Bb5 Kd8 23.cb4 Rf8 24.Ra3 Qb4 25.Ra8 Qb5 26.Qc1 Kd7 27.Ra2 Qc4 28.Qa1 Nb6 29.Ra7 Kc6 30.h3 Rg8 31.Kh2 Qc2 32.Ra2?? Rg2 (32...Rg2 33.Kh1 Qa2 34.Qa2 Ra2-+) 0–1. egomi (1650) – amator64 (1730), kurnik, 2011.

9.Bd3 Nh6 10.Bh6 gh6 11.0-0 Bd7 12.Nbd2 Na7 13.Qc2 b5 14.Rfb1 a4 15.Bh7 Bc6 16.Bd3 Qd7 17.Nf1 Kd8 18.Ng3 h5 19.h4 Kc7 20.Qd2 Rag8 21.Kh2 Nc8 22.Ne2 Nb6+= 23.g3 Nc4 24.Qf4 Rh7?? 25.Bh7+- Rg4 26.Qf7 Bd8 27.Qd7 Kd7 28.Nf4 Rf4 29.gf4 Ba5 30.Rc1 a3 31.f5 ef5 32.Bf5 Ke7 33.Ra2 b4 34.cb4 Bb4 35.Bd3 Bb5 36.Bc4 Bc4 37.Rc4! dc4 38.d5 c3 39.Kg3 Kd7 40.Kf4 Kc7 41.Kf5 Kb6 42.d6 Kc6 43.Ke6 Kc5 44.d7 Kc4 45.d8Q Kb3 46.Qd5 Ka4 47.Nd4 c2 48.Qb5 1–0. egomi (1660) – amator64 (1720), kurnik, 2011.

6.a3 Qa5

7.a4 Nge7 8.Nbd2 Qc7 9.Nb3 Ng6 10.Be3 Be7 11.Bd3 0-0 12.h4 h6 13.h5 Nh8 14.Nfd2 f6 15.f4 b6 16.Nf3 Nf7 17.Qe2 Bb7 18.g4 fe5 19.de5 Rac8 20.0-0-0 Qd7 21.Kb2 Na5 22.Bb5 Qc7 23.Na5 ba5 24.Ba7 Nd8 25.Be3 Qc3 26.Kb1 b3 27.Bd3 Ba3 28.Bd4 bc2 29.Bc2 Ba6! 30.Bd3 Qb3 31.Ka1 Rf4 32.Qa2 Qa4 33.Ba6 Rc2 (33...Rc2 34.Qc2 Qc2-+) 0–1. Helm,Gary – Ling,Anthony J, BCCA B11 email, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.a4 Nge7 8.Be2 Qb6 9.0-0 Nf5 10.Be3 h5 11.Bd3 Be7 12.c4 Ne3-+ 13.fe3 dc4 14.Bc4-/+ Bd7 15.Nbd2 0-0-0 16.Nb3 Na5 17.Nfd2 Rdf8 18.Na5 Qa5 19.Nb3 Qd8 20.Rc1 Kb8 21.a5 a6 22.Qd2 Bc8 23.Rfd1 f6 24.d5 fe5 25.de6?? Qe8?? 26.Bd5 Bg5 27.Rc8?? Qc8-+ 28.Rc1 Qe8?? 29.Nc5 Qb5 30.Nd7 Ka7-/+ 31.Bc4? Qa5-+ 32.h4 Qa3?? 33.Re1?? Bh4 34.Nf8?? Rf8 35.Rd1 Rf2 36.Qd3 Qd3 37.Rd3 Rc2 38.Bd5 Rc3 39.Rd1 a5 40.Bf3 e4 41.Bh5 b3 42.Kh2 a4 43.Rd4 a3 44.Ra4 Kb6 45.Ra3 b2 46.Rc3 b1Q 47.Bg6 Bf6 48.Rc4 Be5 49.Kh3 Qh1 50.Kg4 Qg2 51.Kf5 Bf6 52.Bf7 Qf1 (52...Qf1 53.Kg6 Qg1 54.Kf5 Qg5 55.Ke4 Qg4 56.Kd3 Qd1 57.Ke4 Qh1 58.Kf4 Qf1 59.Ke4 Qc4 60.Kf3 g5-+) 0–1. Ridameya Tatche,J (2140) – Diez Gonzalez,P (2330), Open, Malaga ESP, 1999.

7.Bb2 ba3 8.c3 a2 9.Na3?? Ba3-+ 10.Ra2 Bb2 11.Ra5 Bc3 (11...Na5?! 12.Qc2 Bc3 13.Qc3=) 12.Nd2 Ba5 13.Qa4 (13.Qg4 Kf8-+) 13...Nge7 14.Bb5 0-0 15.Ke2 Bd7 16.Nb3 Bb6 17.Rc1 a6 18.Bc6 Nc6 (worse 18...bc6 19.Qb4 Nc8 20.Nc5 Bc5 21.Qc5-+) 19.Qa1 Nb4 (19...Rfc8 20.Kd1-+) 20.Ke3 (20.Nc5 Bb5 21.Kd2 Rfc8-+) 20...Bb5 21.Nc5 Nc6 22.f4 Rac8 23.h4 (23.Nb3 Bc4 24.Qb2 Bb3 25.Qb3 Bd4 26.Ke2 Na5-+) 23...Na5 (23...Nd4 24.Qd4 Bc4 25.Kd2-+) 24.Qa3 (24.h5 Bc5 25.Rc5 Nb3-+) 24...Nc4 25.Rc4 dc4 (worse 25...Bc4 26.Nd7 Bc7 27.Nf8 Rf8 28.Qe7-+) 26.Nb7 c3 27.Nd6 (27.Nc5 c2 28.Qc1 Bc5 29.dc5 Rc5-+) 27...c2 28.Qc1 (28.Nc8 Rc8 29.Qc1 Rc3 30.Kd2 Bd4 31.Qc2 Rc2 32.Kc2 Be3-+) 28...Rc3 (28...Rc3 29.Kd2 Bd4 30.Qc2 Rc2 31.Kc2 Bf1-+) 0–1. Alshourafaa,Hazaa – Mayer,I (2070), FSFMB October, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bb2 ba3 8.c3 a2 9.Nbd2 f6 10.Bd3 Bd7 11.0-0 Nh6 12.Qb3 Be7 13.Ra2= Qc7 14.Re1 0-0 15.Qc2 f5 16.Nb3 b6 17.h4 Qd8 18.Bc1 Bh4 19.Bh6 gh6 20.Nh4 Qh4 21.Re3 Kh8 22.Rh3 Qg5 23.Rg3 Qe7 24.Rh3 Rg8 25.Rh6 Rg2!-/+ 26.Kg2 Qg7 27.Kf1 Qh6 28.Qc1? Qh3 29.Ke2 Be8 30.Qg5 Bh5?? 31.Kd2=+ Rf8 32.Bb5?? Qf3 33.Kc2-/+ Na5 34.Na5 ba5 35.Ra5 Qf2 36.Kb1? Bf3 37.Qe7 Be4 38.Ka1 Qg1 39.Ka2 Rg8 40.Qf6-/+ Qg7 41.Qe6 f4 42.Bf1 f3 43.Rc5 h5 44.Rc6 Bh7 45.Rc8 Qg5 46.Kb3-/+ Rc8 47.Qc8 Qg8 48.Qa6 Qb8 49.Ka3 Qb6 50.Qc8= Kg7 51.Qd7 Kh6 52.Qf7 Bc2 53.Qf8 Kg5 54.Qg7? Kf4 55.Qf7 Ke3 56.Qd5 Qb1 57.Bc4?? Qa1 58.Kb4 Qb2 59.Kc5 Qc3 (59...Qb6) ½–½. Zentgraf,R (2055) – Welz,P (2200), Open, Rostock GER, 2002.

7.Bb2 ba3 8.c3 a2 9.Nbd2 f6 10.Bd3 fe5 11.de5 Nh6 12.0-0 Bd7 13.Qe2 a6 14.Nb3 Qa4 15.Nbd4 Nd4 16.Nd4 Rc8 17.Rfe1 Bc5 18.Bc1 Bd4 19.Ra2 Qa2 20.Qa2 Rc3 21.Qd2 Rf8 22.Bg6 hg6 23.Qd4 Rc2 24.f3 Kf7 25.Qb6 Bc6 26.Bh6 gh6 27.Qc7 Kg8 28.Qe7 Re8 29.Qf6 Kh7 30.Qf7 Kh8 31.Rb1 Rg8 32.Qe6 a5 33.Qf6 Kh7 34.e6 b5 35.e7 Be8 36.Qd6 a4 37.Kf1 Bc6 38.Re1 Be8 39.Rd1 Rc4 ½–½. Moeller,Reinhold (2185) – Kleinsorgen,Horst M (2110), DESC, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bb2 ba3 8.c3 b5 9.Na3 Ba3 10.Ra3 Qb6 11.Bd3 Nge7 12.0-0 0-0 13.Bh7 Kh7 14.Ng5 Kh6?? (14...Kg6 15.Qg4 f6 16.Ne6 Kf7 17.Qg7 Ke6 18.Qf8 fe5 19.de5 Kd7+- (19...Ke5? 20.Qh6 d4 21.cd4 Kd5 22.Rc1+-; 19...Ne5? 20.Re1 Qc5 21.Qh6 Kd7 22.Re5+-)) 15.c4 g6 (15...Qa5 16.Rh3 Kg5 17.Qh5 Kf4 18.Rh4) 16.Qf3 Ne5 17.Qh3 Kg7 18.Qh7 Kf6 19.de5 Kg5 20.Rg3 (20.Rg3 Kf5 21.Qh3 Ke4 22.Qg4) 1–0. Moeller,Reinhold – Warnest,Stefan, DESC, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Qd2 Bd7 8.Be2 f5 9.0-0 Nh6 10.Qd3 Nf7 11.Bb2 Qb6 12.ab4 Bb4 13.Na3 Be7 14.Rfb1 0-0 15.c4 dc4 16.Nc4 Qd8 17.Bc3 Qc8 18.h4 Rd8 19.Qe3 Bf8 20.Qf4 Ne7 21.Bd2 Nd5 22.Qg3 Bc6 23.h5 Qd7 24.Rd1 b5 25.Na5 b4 26.h6 Nc3 27.Bc3 bc3 28.hg7 Bb4 29.Nc6 Qc6 30.Ne1 c2+= 31.Rdc1 Be1 32.Bf3 Qc4 33.Re1 Rac8 34.d5 Rd5 35.Bd5 Qd5 36.Qe3? Ne5!-/+ 0–1. Macicek,Jan (2155) – Orzechowski,Jacek (2225), CZE–chT2f, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Qa4 8.Bd3 ba3 9.Nc3 Qa5 10.Nb5 Qb6 11.0-0 a6 12.Na3 Nd4 13.Be3 Nf3 14.Qf3 Qc6 15.Rfb1 Be7 16.Nb5 Bd7 17.Rb3 b6 18.Rc3?? (better is 18.Nd4 Qb7 19.c4=) 18…ab5-+ (18...ab5 19.Ra8 Qa8-+) 0–1. Schwertel,Gottfried – Schneider,W, FRG corr Germany, 1980. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qa5)

7.Bd2 Qa4 8.Bd3 Na5 9.ab4 (9.Ng5!? Be7 10.Qh5+=) 9...Qa1-/+ 10.ba5 Bd7 0–1. Zenmaster2000 – David Lonsdale, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Qa4 8.Bd3 Bd7 9.0-0 Rc8 (worse is 9...ba3 10.Nc3 Qa5 11.Nd5+=) 10.Qe2 Na5 11.Ng5 Nc4 12.Nh7 Be7 (12...ba3 13.Nf8 Nd2 14.Ng6 Nf1 15.Nh8 Qd4 16.c3+=) 13.Qg4 g6 (13...Na3?? 14.Qg7 Bb5 15.Qh8+-; 13...ba3?? 14.Qg7 Rh7 15.Qg8 Bf8 16.Bh7 Nd2 17.Nd2+-; worse is 13...Nd2 14.Qg7 Rh7 15.Qg8 Bf8 16.Nd2+= (16.Qh7 Nf1 17.Bf1 Qc2 18.Qc2 Rc2 19.ab4 Rc1-+)) 14.Bg6 Nd2 (14...fg6? 15.Qg6 Kd8 16.Qg7 Nd2 17.Nd2 Rh7 18.Qg8 Be8 19.Qh7 Qc2 20.Qh6 ba3 21.Rfb1+-; 14...ba3 15.Bf4 Nh6 A) 16.Bh6? Ne5 (16...fg6? 17.Qg6 Kd8 18.Qg7+-) 17.Bf7 Nf7-+; B) 16.Qh5+=) 15.Bd3?? (better is 15.Nd2 Nh6 16.Qf4 fg6 17.Qh6 Qc2 18.Nf3+/-) 15...Nh6-+ 16.Qf4? (16.Qg7 Rg8 17.Qh6 Nf1 18.Bf1 Qc2 19.Nd2-+) 16...Nf1 17.Qh6 Rg8 (17...b3 18.Nf6 Bf6 19.Qf6-+) 18.Kf1? (18.Nf6 Bf6 19.ef6 b3 20.cb3 Qd4 21.Bf1 Qa1-+) 18...Bb5 (better is 18...b3!? 19.Nd2 bc2 20.Bc2 Rc2 21.Qe3-+) 19.Bb5 Qb5 (19...Qb5 20.Kg1 Qe2-+ (worse is 20...Rc2 21.Qe3 b3 22.Nc3-+)) 0–1. Castella Garcia,Fausto (2380) – Tscharotschkin,Michael (2235), Cullera op–A, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Qa4 8.Bd3 Nh6 9.Bh6 gh6 10.Qc1 Bg7 11.0-0 a6 12.c3 0-0 13.Qb2 bc3 14.Nc3 Qa5 15.Ne2 f6 16.Qc2 (better is 16.ef6 Bf6 17.Rac1=) 16...fe5-/+ 17.de5 Ne5 (17...Be5?! 18.Bh7 Kh8 19.Ne5 Ne5 20.Bd3+=) 18.Bh7 Kh8 19.Nfd4 Bd7 20.Ra2 Rac8 21.Qb1 b5 22.f4 Ng4 23.h3 Ne3 24.Rf3 Nf5 (better is 24...Nc4!? 25.Kh1 Nd2-+) 25.Bf5-/+ ef5 26.Kh2 Rc4 27.Qd3 Qb6 28.Rd2 Qf6 29.Nb3 Rfc8 30.Re3 Be6 31.Nbd4 Bd7 32.Nf3 Re4 33.Ne5 Be6 34.Rg3 Bf7 35.Nf3 (better is 35.Qf3!?+=) 35...Qd6 36.Nh4 Qe6 37.Nf3? Re3 (37...Re3 38.Ned4 Rd3 39.Ne6 Rf3 (worse is 39...Be6 40.Rd3 Rc4 41.Rg6+/-) 40.gf3 Be6-+) 0–1. Meixner,Ferenc (2125) – Bottyan,Peter (2190), HUN–chT2 Breyer, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qa5) 7.Bd2 Bd7 8.Bd3 Qb6 9.ab4 Nd4 10.Nd4? Qd4-+ 11.Bc3 Bb4 12.Bb4 (12.Qd2 Bc3 13.Qc3 Qc3 14.Nc3 f6-+) 12...Qb4 (12...Qa1 13.c3-+) 13.c3 (13.Nd2 Qc3 14.f4 Qd4-+) 13...Qc5 (better 13...Qf4!? 14.0-0 Qe5-+) 14.Qg4-/+ g6 15.0-0 h5 (15...f5 16.Qf4-/+) 16.Qf4 a6 17.Rc1 Rc8 (17...b5 18.Nd2-/+) 18.Nd2=+ Ne7 19.h3 (19.Nf3 Bb5 20.Ra5 Nc6 (20...Bd3? 21.Rc5 Rc5 22.Qd4+-) 21.Bb5 ab5-/+) 19...Nf5 20.Rab1 (20.Nf3 Bb5 21.Ra5 b6 22.Bb5 ab5=+) 20...b5 21.Nf3 Qe7 (21...Bc6 22.Ra1 Bb7 23.Qd2-/+) 22.Ra1 Rc6 23.Bf5 ef5 (23...gf5 24.Nd4 Rb6 25.Qe3-/+) 24.Qe3 (24.Nd4 Rb6=+) 24...Bc8-/+ 25.Nd4 (25.Qd3 Rc5-/+) 25...Rc4 26.Qf3 (26.f4 Bb7-/+) 26...0-0 (26...Qe5 27.Re1 Qe4 28.Re4 de4 29.Qg3+-) 27.Qg3 (27.Re1 Re8-/+) 27...Kh7 (27...b4 28.Nb3-+) 28.Nf3 (better 28.Rd1!?-/+) 28...f4-+ 29.Qh2 Qc7 (29...f6 30.Re1-+) 30.Re1 Re8 (30...f6 31.Nd2 Rc3 32.Qf4-+) 31.Rad1 (31.Red1 Bb7-+) 31...Rg8 (31...Kg7!?-+) 32.Rd4-/+ Rd4 33.cd4 b4 (33...g5!?-/+) 34.Qf4= a5?? (34...Qe7 35.Nd2=) 35.g4?? (better 35.Ng5!? Kg7 36.Qf6 Kh6 37.Nf7 Kh7 38.e6+-) 35...hg4 (35...Rg7 36.Rc1 Qb7 37.Ng5 Kh8 38.Qf6=) 36.hg4 (better 36.Ng5 Kg7 37.Qf6 Kh6 38.hg4 Bg4 39.Nf7 Kh7 40.Ng5 Kh6 41.Qf4+-) 36...Qd7?? (36...Rg7 37.Rc1 Qd8 38.Qf6=) 37.Nh2 (better 37.Ng5 Kg7 38.Qf6 Kh6 39.Nf7 Qf7 40.g5 Kh5 41.Qf7+-) 37...b3 (better 37...Rh8!?-/+) 38.Re3= b2?? (better 38...Rh8=) 39.Rb3 (39.Rh3 Kg7 40.Qh6) 39...Qb7 (39...Qb7 40.Rh3 Kg7 41.Qh6) 0–1. Nazario,Marc Christian (2030) – Budoso,Eliseo (1990), NATIONAL JUNIORS Championship, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Bd7 8.Bd3 Qb6 9.Be3 ba3 10.0-0 a2 (10...Nb4 11.Na3 Nd3 12.Qd3=+) 11.Ra2= Nb4 12.Rb2 Qc7 13.c3 (better 13.Be2!?=) 13...Nd3-/+ 14.Qd3 a6 15.Rc1 Bb5 16.Qd1 Bc4 (16...b6 17.Qb3-/+) 17.Nfd2 (17.Nbd2 b5 18.Nc4 Qc4-/+ (worse 18...bc4 19.Rcb1 Be7 20.Qa4 Kf8 21.Rb7+=)) 17...b5 18.Nc4 Qc4 19.Qb3 (19.Nd2 Qc6 20.Rb3 Ne7=+) 19...Ne7 (19...Qb3 20.Rb3 Ne7 21.Nd2-/+) 20.Nd2 Qb3 21.Rb3 Nf5 (better 21...Nc6!?-/+) 22.Ra1=+ Be7 (22...Ne3 23.fe3 Be7 24.Rb5+=) 23.Rb5= 0-0 24.Rba5 Rfc8 25.Nb1 (25.Ra6 Ra6 26.Ra6 Rc3=+) 25...Rc6=+ 26.Kf1 f6 27.ef6 Bf6 (27...Ne3 28.fe3 gf6 29.Ke2=+) 28.Ke2 Be7 (28...Rb8 29.Kd3=+) 29.Kd3 Nd6 (29...Bd6 30.h3=+) 30.Nd2= Kf7 31.Bf4 h6 32.Bd6 Bd6 (worse 32...Rd6 33.c4+=) 33.g3 (33.c4 Bb4 (worse 33...Bh2 34.g3+-) 34.R5a4 Bd2 35.Kd2 dc4=) 33...Bc7 34.R5a4 a5 (34...e5 35.c4 Rd8 36.c5=) 35.c4 dc4 (35...g5 36.Rb1=) 36.Nc4+= Rca6 37.Rb1 R8a7 (37...Kf6 38.h4+=) 38.Rb5 (38.f4 Kf6+-) 38...Kf6 (38...g5 39.Ke4+=) 39.Ke4 Ra8 40.f4 g6 41.h4 h5 42.Ne5 (42.Rc5 R8a7+=) 42...Be5 (42...R8a7 43.g4+=) 43.fe5 Kf7 44.Rb7 Kf8 45.Kf4 R6a7 46.Rb5 Kg7 47.d5 ed5 48.Rd5 Kf7 (48...Rf8 49.Ke4 Rfa8 50.Rc5+-) 49.Kg5 Ra6 50.Rb5 (50.Rd7 Ke6 51.Rg7 Ke5 52.Rg6 Rg6 53.Kg6 Ke6+-) 50...R8a7 51.Rd5 Ke7 (51...Ra8 52.Rd7 Kg8+-) 52.Rd6+- Ra8 (52...Rd6 53.ed6 Kd6 54.Kg6+-) 53.Kg6 (53.Rg6!? Rg6 54.Kg6 Ke6+-) 53...Rd6+- 54.ed6 Kd6 55.Kh5 Ke6 (55...Kc5 56.g4+-) 56.Kg4 (56.Kg6 Rg8 57.Kh7 Ra8+-) 56...Kf6 (56...Kd5 57.h5+-) 57.Kf4 (57.h5 Rg8 58.Kf4 Rg5+-) 57...Kg6 58.g4 Rf8 59.Kg3 Ra8 60.Kf4 Rf8 61.Ke5 Rh8 62.Ra5 Rh4 63.Kf4 Rh1 64.Ra6 Kf7 65.Kg5 Kg7 (65...Rg1 66.Ra7 Kf8 67.Kh5+-) 66.Ra7 Kf8 67.Kg6 Rc1 (67...Rg1 68.g5+-) 68.Ra8 Ke7 69.g5 Rc6 (69...Rg1 70.Rg8+-) 70.Kg7 Rc1 71.g6 Rh1 72.Ra4 Re1 73.Rf4 Re2 74.Kg8 Rg2 75.g7 Rh2 76.Re4 Kf6 (76...Kd7 77.Kf7 Rf2 78.Kg6+-) 77.Kf8 (77.Kf8 Rg2 78.g8Q Rg8 79.Kg8+-) 1–0. Kuespert,Helmut (1930) – Lojak,Benjamin, Oberfraenkische Einzelmeisterschaft, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Bd7 8.Bd3 Qb6 9.Be3 Rc8 10.0-0 Na5 11.ab4 Bb4 (11...Qb4?? 12.Bd2 Qb2 13.Ra5+-) 12.Qe2 Nc4 13.Nbd2 Nb2 14.c4 Nd3 15.Qd3 a5 16.Rfc1 Ne7 17.Rab1? (better is 17.Bg5!?+=) 17...Qa6-/+ 18.Qb3 0-0 19.Bg5 (19.c5 b6-/+) 19...Nf5 (better is 19...dc4!? 20.Nc4 b5 21.Ne3-+) 20.cd5 (20.g4 dc4 21.Nc4 b5 22.Na5 Ba5 (22...Qa5?! 23.Rc8 Rc8 24.Qb4 Qb4 25.Rb4=) 23.gf5 ef5-/+) 20...ed5 21.Qd5 Bc6 ½–½. Llaneza Vega,Juan Alberto – Busto Prendes,Abel, Asturias–chT Preferente, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Bd7 8.Bd3 Rc8 9.0-0 Qb6 10.ab4 Bb4 11.c3 Be7 12.Qe2 Qb2 (12...a6 13.Na3=) 13.Na3+= Qb6 (13...Ba3 14.Rfb1 Combination) 14.Rfb1 Qc7 15.Nb5 Qd8 (better 15...Qb8!?+=) 16.Na7+/- Na7 17.Ra7 Bc6 18.g3 (18.Bb5 Kf8+/-) 18...Qd7 19.Rba1 Bd8 20.Ng5 Bg5 21.Bg5 h6 22.Bc1 Ne7 23.Qg4 Bb5 24.Bb1 (24.Qg7 Rg8 25.Qh7 Bd3 26.Qd3 Rg6+-) 24...Rc3 (better 24...Qc7 25.Bd2 g6+/-) 25.Ba3?? (better 25.Ra8 Rc8 26.Qg7+/-) 25...Qc7 26.Ra8?? (better 26.Qd1=) 26...Nc8?? (better 26...Kd7 27.Bd3 Bd3 (27...Ra8?! 28.Bb5 Kc8 29.Qg7 Raa3 30.Ra3 Ra3 31.Qf8 Qd8 32.Qf7-+) 28.Rh8 Ra3-+) 27.Ba2?? (better 27.Bd3! Rd3 28.Qg7+-) 27...Ra3 (better 27...Rg8 28.Qd1 b6=) 28.Qg7?? (better 28.Ra3 0-0 29.Bb3+/-) 28...Rf8 (better 28...Ra8 29.Qh8 Kd7 30.Qh6 Qc2-+) 29.Qh6?? (better 29.Ra3 Ba6 30.Bb3+-) 29...Ra8-+ 30.Rc1 Qa5 (30...Ra2 31.Rc7 Ra1 32.Kg2 Bf1 33.Kf3 Ra3 34.Kf4=) 31.Bb1 Qa3 (better 31...Ne7 32.Bc2-+) 32.Bh7 (32.Bc2 Qb2 33.Qd2 Ne7-+) 32...Qb2 (32...Rh8!? 33.Rd1 Qf3 34.Re1-+) 33.Qe3 (33.Kg2 Qd4 34.Qg5 Ne7-+) 33...Ra1 34.Ra1 Qa1 35.Kg2 Bf1 36.Kf3 Qd1 37.Kf4 Rh8 38.Be4 Ne7 (38...de4 39.f3 Ne7 40.Kg4 ef3 41.Qe4 f2 42.Kf4 Bh3 43.Qh1 Nd5 44.Qd5 f1Q 45.Qf3 Qff3 46.Kg5 Rh5) 39.Bf3 Ng6 (better 39...Qc2 40.Be4 de4 41.Kg5-+) 40.Kg5 Qb1 (40...Qb1 41.Be4 de4-+) 0-1. Linnemer,L (2160) - Courjal,Pauline (1845), ch-FRA Blitz Online Qual, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Nge7 8.a4 Nf5 9.c3 Be7 10.g4 bc3 11.gf5? (better is 11.Nc3 Bb4 12.Nb5+=) 11...cd2-+ 12.Nbd2 ef5 13.Bb5 Bd7 14.0-0 Rc8 15.Nb3 Qb6 16.Rc1 a6 17.Bc6 Rc6 (17...bc6?! 18.Nc5-/+) 18.a5 Rc1 19.Nc1 Qa5 20.Qb3 Bb5 21.Re1 Bc4 (21...Bb4 22.Re3 f4 23.Re2-+) 22.Qb2? (22.Qb7 g6 23.e6-/+) 22...Bb4 23.Re3 0-0 24.e6 fe6 25.Re6 Qa4 26.Ne5 (26.Kg2 Qd1 27.Ne2 a5-+) 26...Qd1 27.Kg2 Qf1 28.Kg3 Qg1 29.Kf3 Qh1 30.Kg3 (30.Kf4 Qh2 31.Kf3-+) 30...f4 31.Kg4 (31.Kh4 Qh2 32.Kg5 h6 33.Kg4 Qg2 34.Kh4 Qg5 35.Kh3 Bf1 36.Kh2 Qg2) 31...Qg2 32.Kh4 g5 33.Kh5 Qh3 34.Kg5 Rf5 0–1. forkthis – JohanK, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Nc6 6.a3 Qa5)

7.Bd2 Nge7 8.c3 bc3 9.Nc3 Nf5 10.Nb5 Qd8 11.g4 Nh6 12.h3 a6 13.Nc3 f6 14.ef6 gf6 (14...Qf6? 15.g5 Qf7 16.gh6+-) 15.Bd3 Nf7 16.Qe2 Be7 17.h4 e5 18.g5 e4 (18...ed4 19.gf6 dc3 20.Bc3+=) 19.gf6 Bf6 (19...ed3?! 20.fe7 Qe7 21.Qe7 Ne7 22.Rg1+=) 20.Nd5 Qd5 21.Be4 Qe6 22.d5 Qe7 23.dc6 Ba1 24.Bb4 Nd6 25.Ng5 Be5 26.cb7 Rb8 27.Qh5 Kf8? (27...Kd7 28.Qg4 (28.bc8B?! Rhc8 29.Ke2 Rc4=) 28...Kd8 29.bc8N Rc8 30.Ne6 Ke8 31.Rh3=) 28.Qh6 (better is 28.Bd6 Bd6 29.Nh7 Rh7 30.bc8Q Rc8 31.Qf5 Rf7 32.Qc8 Qe8 33.Qe8 Ke8 34.Bg6+-) 28...Ke8+= 29.Qh5 Kd7 (29...Kf8!? 30.Bd6 Bd6 31.Nh7 Rh7 32.bc8Q Rc8 33.Qf5 Rf7 34.Qc8 Qe8 35.Qe8 Ke8+-) 30.Qg4+/- Ke8?? (30...Kd8 31.bc8N Rc8 32.Ne6 Ke8=) 31.Qh5 Kf8?? 32.Qh6?? Ke8+= 33.Qh5 Kf8 ½–½. Deleau,Denis (2105) – Boursier,Julien (2070), FRA–chT3 Gr01, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Nge7 8.c3 Nf5 9.Bd3 Be7 10.Bf5 ef5 11.Qb3 Be6 12.cb4 Qb6 13.Qd3 a5 14.b5 Na7 15.Nc3 0-0 16.Rb1 Rfc8 (16...Ba3? 17.Na4 Qd8 18.Qa3+-) 17.Na4 Qd8 18.0-0 Bd7 19.Nc3 Be6 20.b6 Nc6 21.Nb5 Qd7 22.Rfc1 f4 23.Qb3 Bf5 24.Nc7 Bb1 25.Na8 Ra8 26.Rb1 g5 27.Qd3 Rc8 28.h3 h6 29.Nh2 Kg7 30.Rb5 Bd8 31.Nf3 (worse is 31.Ba5 Nd4 32.Rb4 Ne6=) 31...Ra8 32.Qb3 a4 33.Qa2?? (33.Qd5!? Qd5 34.Rd5 Bb6 35.Bc3+/-) 33...Ne7?? (better is 33...Ne5 34.Qd5 Qd5 35.Rd5 Nf3 36.gf3 Bb6-/+) 34.Qb2+= Nf5 35.Rc5 Rc8 36.Qc2 Ne7 37.Ba5 Rc6?? 38.Qa4+/- Qc8 39.Qb5 Qe6 40.a4 Kf8 41.Nd2 g4 42.hg4 Qg4 43.Rc6 Nc6 44.Qd5 Qd1 45.Nf1 Qa4 46.Qd6 Kg7? 47.Bc3 Qc4 48.Ba1 Be7 49.Qd7 Bb4? 50.e6 Ne7 51.d5 (51.d5 Kg6 52.Qe8+-) 1–0. Stiefel,Roland (2070) – Weber,Max (1890), Rostock op, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Nge7 8.Bd3 Bd7 9.0-0 Ng6 10.c3= ba3 11.Na3 Ba3 12.Qb3 Qc7 13.Ra3 0-0 14.h4 b5 15.h5 Nge7 16.Qc2 g6 17.Bh6 Rfc8 18.Qd2 Qd8 19.Nh4 Nf5 20.Bg5 Qf8= 21.Nf5 ef5 22.Bf6?? Qa3-+ 23.Qg5 Qf8 24.Bb5 h6 25.Qe3 Ne5! 26.de5 Bb5 27.Rb1 a6 28.hg6 fg6 29.Qb6 Qf7 0–1. Hiaja,Herve – Colliver,Scott, IECC, 2002.

7.Bd2 Nh6 8.c3 Nf5 9.Qb3 Bd7 (9...bc3 10.Bc3 Qd8 11.Nbd2=+) 10.Qb2 (10.g4 Nfe7=) 10...bc3=+ 11.Bc3 Qb6 12.Bb5? (better 12.Qb6 ab6 13.g4=+) 12...Ne5!-+ 13.de5 (13.de5 Bb5 Discovered attack; 13.Ne5 Bb5 Discovered attack) 13...Bb5 (13...Qb5 14.Qb5 Bb5 15.g4-+) 14.Nd4 Nd4 15.Bd4 Bc5 16.Bc5 Qc5 17.Nc3 Ba6 18.Rc1? (better 18.Rd1-+) 18...Qd4 19.Nd1 Qb2 (better 19...Qe4 20.Ne3 d4-+) 20.Nb2 Kd7 21.Na4 (21.Kd2 f6 22.Rhe1 Rac8-+) 21...b6 0–1. Buchberger,Sascha (1735) – Holle,Cedric (1730), DEM Oberhof U14, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Nh6 8.Bd3 Qb6 9.Bh6 gh6 10.ab4 (10.0-0 Bd7 (10...Nd4? 11.Nd4 Bd7 12.Nf3+-) 11.ab4 Nd4=) 10...Qb4+= (10...Nd4? 11.Nd4 Qc7 12.0-0 Qe5 13.Re1+-) 11.c3 Qb2 12.Qa4 Bd7 13.Ra2 Qc1 14.Qd1 Qd1 15.Kd1 b6 (15...a5 16.Ke2+=) 16.Na3 Be7 17.Nb5 0-0 18.Ra6 Bc8 19.Ra2 a5 20.Ke2 f6 21.ef6 Rf6 22.Ne5 Ne5 23.de5 Rf8 24.Rb1 Bc5 25.f3 Bd7 26.Nc7 Ra7 27.Na6 Ra6 28.Ba6 Rf5 29.Bb5 Re5 30.Kd3 Bc8 31.Re2 Re2+= 32.Ke2 Kg7 33.f4 h5 34.Re1 Bd6 35.g3 Kf6 36.Ke3 h4 37.Kf3 e5-/+ 38.Rd1 hg3 39.hg3 h5 40.fe5 Ke5 41.Re1 Kf6 42.Bc6 Bg4 43.Kg2 Be5 44.Bd5 Bc3 45.Rc1 Bd4 46.Bc6 Bc5 47.Rf1 Kg5 48.Rf7 Bf5 49.Kf3 Bg6 50.Ra7 Kf6 51.Ke2 Ke5 52.Rg7 Kf5 53.Ra7 Ke6 54.Rg7 Bf7 55.Kf3 Kf6 56.Rh7 Bf8 57.Bb5 Bg7 58.g4 hg4 59.Kg4 Bg6 60.Rh1 Ke6 61.Rd1 ½–½. koesparov (1815) – ossekop (2070), gameknot.com, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Nh6 8.Bd3 Nf5 9.c3 Bd7 10.Qb3 bc3 11.Bc3 Qb6 12.Nbd2 Be7 13.0-0 0-0 14.Bf5 ef5 15.Qc2 Qa6 16.Nb3 b6 (16...Ba3? 17.Nc5 Qc4 18.Nd7+-) 17.Nfd2 Rfc8 (17...Ba3? 18.Nb1+-) 18.f4 Rc7 (18...Ba3 19.Nb1 Nd4 A) 20.Ra3?? Qf1 (20...Nc2?! 21.Ra6 Bb5 22.Ra2 Bf1 23.Kf1 Ne3 24.Ke1-+) 21.Kf1 Nc2-+; B) 20.Nd4+/-) 19.Rf3 Rac8 (19...Ba3 20.Nb1+/-) 20.Qd1 Ne5! (20...Ba3 21.Nb1+/-) 21.Re3 (21.de5 Bc5 (21...Rc3); 21.fe5 Rc3) 21...Rc3 (21...Ba3?! 22.Bb4 Nc4 23.Nc4 dc4 24.Nd2=) 22.Re5 Bf6 23.Rd5 Qb7 24.Re5 Be5 25.fe5 Bc6 26.Nb1 Re3 27.Qd2 Rb3 (27...Rb3 28.Nc3 Bg2-+) 0–1. Murie,Eric (2080) – Housieaux,David (2200), St Lorrain, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd3 b3 8.c3 Qb6 9.Bb2 Na5 10.Nbd2 Bd7 11.a4 Rc8 12.Qe2 Ne7 13.0-0 Ng6 14.g3 Be7 15.h4 Bc6 16.Ng5 Qd8 17.f4 Nf8 18.Qh5 g6 19.Qh6 Rg8 20.Ba3 Ba3 21.Ra3 Qe7 22.Raa1 Bd7 23.Nde4 de4 24.Ne4 Rc3?? (better is 24...Kd8-/+) 25.Nc3+/- Qb4 26.Ne4 Qd4 27.Kh2 Qd3 28.Nf6 Kd8 29.Ng8 Qc2 30.Kh3 Qf5 31.Kh2 Qc2 32.Kg1 Qc5 33.Rf2 b2 34.Rd1 Kc7 35.f5 Ba4 36.Re1 Bc2 37.Qd2?? b1Q-+ 38.Rb1 Bb1 39.fg6? Ng6 40.Nf6 Ne5 41.Kh2 Nac4 42.Qf4 Qe3 43.Rf1 Bf5 44.Nd5 ed5 45.Qf5 Qe4 46.Qh5 Ne3 (46...Ne3 47.Qe5 Qe5 48.Rf7 Kd6-+) 0–1. Vavra,Pavel (2390) – Matras,Ondrej (2230), Prague ProMoPro op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qa5)

7.Bd3 b3 8.c3 Qb6 9.Bb2 Bd7 10.Nbd2 Na5 11.c4 dc4 12.Nc4 Nc4 13.Bc4 Bb5 14.Rc1 Bc6 15.0-0 Ne7 16.Ng5 g6 17.Qg4 Bh6 (17...h5 18.Qf4 Nf5 19.Rfd1=) 18.Rfd1 (18.Rc3!?+=) 18...Bd5= 19.h4 (19.Rd3 Bc4 20.Rc4 Bg5 21.Qg5 Nd5=) 19...Bg5 20.Qg5 Bc4 21.Qf6 (21.Rc4 Nd5=) 21...Rg8 22.Rc4= Nd5 23.Qf3 Qa6 24.Qb3+= Kd7 25.Rc5 g5 26.Qf3 Ke7 27.Rdc1 Qb6 28.Bc3 a5 29.a4 g4 30.Qd3 Rgc8 31.Ba5 Rc5 32.Bb6 Rc1 33.Kh2 g3 34.fg3 Ra4 35.Bc5 Kd8 36.Qh7 Raa1?? 37.Qg8 Kd7 38.Qf7 Kd8 39.Qf8 Kc7 40.Qd6 Kc8 41.Qe6 Kc7 42.Bd6 Kd8 43.g4 Nc7 44.Qe7 Kc8 45.Bc7 (45.Bc7 b6 46.Bd6+-) 1–0. Wirig,Anthony (2250) – Harris,Costas (2065), Wch U16 Oropesa del Mar, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd3 Be7 8.0-0 Bd7 9.Bb2 Nh6 10.c3 ba3 11.Na3 Ba3 12.Qc2 0-0 (better is 12...Qc7!? 13.Ba3 Nf5=) 13.Ba3+/- g6?? (better is 13...Rfc8+/-) 14.Bf8+- Kf8 15.Ra5 Na5 16.Qb2 b6 17.Qb4 Ke8 (17...Kg8 18.Ra1+-) 18.Ng5 Nc6 19.Qd6 a5 (19...Ne7 20.Nh7 Nhg8+-) 20.Nh7 Ne7 21.Nf6 Kf8 22.Nd7 Kg7 23.Qe7 Ng8 24.Qh4 a4 25.g4 a3 26.Nf6 Nh6 27.g5 Rh8 (27...Kf8 28.gh6 Rc8 29.Nh7 Kg8 30.Qf6 Kh7 31.Qg7) 28.gh6 Rh6 29.Ne8 Kh7 (29...Kf8 30.Qd8 Rh4 31.Nd6 Kg7 32.Qf6 Kh7 33.Qf7 Kh8 34.Qf6 Kh7 35.Qg6 Kh8 36.Nf7) 30.Qf6 a2 (30...Rh2 31.Qg7) 31.Qg7 1–0. pierred (2820) – riaanvdb (2295), net–chess.com, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 Nc6 5.d4 cb4 6.a3 Qa5)

7.Bd3 Nge7 8.0-0 Bd7 9.Bb2 Qb6 10.c3 bc3 11.Nc3 Ng6 (11...Qb2?! 12.Na4 Qa1 13.Qa1+=; 11...Nd4?! 12.Nd4 Qb2 13.Ncb5 Bb5 14.Rb1-/+) 12.Rb1 Be7 13.Bc1 Qd8 14.g3 (14.Rb7 Qc8 15.Rb1 Nce5 16.de5 Qc3+=) 14...a6 15.h4 (15.Rb7 Qc8 16.Rb1 Nd4 17.Nd4 Qc3+=) 15...Rc8-/+ 16.h5 Nf8 17.h6 0–1. biggie (2155) – willitheblitzer (2160), gameknot.com, 2013. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.a3 d5 6.e5 Qa5)

7.Bd3 Nge7 8.0-0 Nf5 9.Bb2 Qd8 10.ab4 Bb4 11.c3 Be7 12.c4 Nb4 13.cd5 ed5 14.Ba3 Nd3 15.Qd3 0-0 16.Nc3 a6 17.Rfb1 Ba3 18.Ra3 Ne7 19.Qe2 Nc6 20.Qa2 Attacks the isolani on d5 20...Rb8 21.h3 b5 22.Qd5 b4 23.Raa1 Bb7 (worse is 23...bc3 24.Qc6 Rb1 25.Rb1+=) 24.Qd8 Rfd8 25.Na4 a5 26.Nc5 h5 27.Rd1 Rd5 28.Kf1 Bc8 29.Rac1 Bf5 30.Rd2 Rc8 31.Na4 Ne7 32.Rc8 Bc8 33.Rc2 Be6 34.Ke2 Rd8 35.Rc5 Bb3 36.Nb6 a4 37.Nd2 Nd5 38.Nd5 Bd5 39.Rb5 a3 40.Rb4 a2 41.Ra4 Ra8 (41...Bg2?! 42.Nf3=) 42.Ra8 Ba8 43.Nb3 Bg2 44.h4 Bd5 45.Na1 g5! 46.hg5 h4 47.f3 Kg7 48.Ke3 Kg6 0–1. Faber,Hans_Alban (2460) – Kirwald,Franz (2385), RSX7D – B20 – Siz. FluegelG.–1, 2011. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 e6 5.a3 d5 6.e5 Qa5)

7.Bd3 Nge7 8.Nbd2 b3 9.0-0 (9.cb3? Qc3 10.Bb2 Qd3-+) 9...bc2 10.Qc2 Nf5 11.Nb3 Qa4 12.g4 Nh6 13.h3 Bd7 14.Bd2 Rc8 (14...Ba3 15.Qa2 Nb4 16.Bb4 Qb4 17.Qa3 Qa3 18.Ra3+-) 15.Qb2 a6 16.Rfc1 Na7 (16...b6!?+=) 17.Rc8 Bc8 18.Na5 Nb5?? (18...f5 19.Qb6 fg4 20.hg4 Nb5 21.Nb7 Be7+-) 19.Bc2+- (19.Bc2 Qa3 20.Ra3 Ba3 21.Qb3+-) 1–0. Shashin – Poliak, USSR, 1964. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd3 h6 8.0-0 ba3 9.Ba3 Ba3 (better is 9...Be7!?=) 10.Na3+/- Qd8 11.Nb5 Nge7 12.Nd6 Kf8 13.c3 g6 14.Nh4 Nf5 15.Nhf5 gf5 16.Qh5 Qe7 17.f4 b6 18.Rf3 Nd8 19.Bb5 a5 20.h3 (20.Rg3 Bd7 21.Be2 Bc6+=) 20...Nb7 21.Nc8 Rc8 22.g4 fg4 23.hg4 Nd8 24.g5 Nc6 25.Rg3 Ke8 26.gh6 Qf8 27.Rg7 Rg8 28.Qg5 Kd7 29.Kf2 Kc7 30.Bc6 Kc6 31.Rg1 Rh8 32.h7 (better is 32.f5!?+/-) 32...Qa3= 33.Rg8 Qb2+= 34.Kg3 Qc3 35.Kg4 Qd4?? 36.Rc8= Rc8 37.Rc1 Kb5 38.Rb1 Ka4 39.Qg8 Rc4?? 40.Qf7 Qe5+= 41.Qe8 Ka3 42.Qf8 Ka2 43.h8Q (43.h8Q Qh8 44.Qh8 Kb1 45.Qb8+/-; 43.Rb6?? Qe2 44.Kg5 Qg2 45.Kh6 Qh3 46.Kg7 Rc7 47.Qf7 Qc3 48.Kg6 Qg3 49.Kh6 Rf7-+) 1–0. craig4000 – whitecat25, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd3 Nh6 8.0-0 Be7 9.Nbd2 Qc7 10.Nb3 Nf5 11.g4 Nh6 12.h3 ba3 13.Re1 Nb4 14.Ba3 Nd3 15.Qd3 Ng8 16.Rec1 Bd7 17.Nbd2 Ba3 18.Qa3 b5 19.c4? bc4-+ 20.Nc4 dc4 21.Nd2 Ne7 22.Nc4 Kf8 23.Nd6 Bc6 24.d5 Nd5 25.Qf3? Nb4-+ 26.Rc6 Nc6 27.Rc1 g6 ½–½. Meissen,Frank (2495) – Boehme,Sebastian (2525), RSX8D – Challengers–1, 2008.

7.Bd3 Nh6 8.0-0 Nf5 9.Bb2 Be7 10.ab4 Qb4 d4 seems the pivot of the position 11.Ba3 Qb6 12.c3 Bd7 13.g4 (13.Nbd2 Qc7=) 13...Nh6=+ 14.h3 Rc8 15.Re1 a6 16.Nbd2 0-0 (16...Ba3 17.Ra3 Qc7 18.Qb3=+) 17.Nb3 Ba3 18.Ra3 Na7 19.Nc5 Rc5 20.dc5 Qc5 21.Qa1 f6 22.Ra2 Bb5 23.Qb1 Bd3 (worse 23...Qc3 24.Bh7 Kh8 25.Re3+=) 24.Qd3 Nb5 The isolani on c3 becomes a target 25.Nd4 Qc3 26.Qc3 Nc3 27.Rc2 Ne4 28.Ne6 Re8 29.Nc7 Rc8 30.e6 Nd6 31.Rcc1 d4 32.Red1 Kf8 33.Rd4 Ke7 34.Rcd1 Rc7 35.Rd6 Rc4? (35...Rc1 36.Rc1 Kd6 37.Rb1+-) 36.Rb6 (36.f4!? Rf4 37.Re1 Ke8+-) 36...Rc7 37.f4 g6 38.Rd7! Rd7 39.ed7 Kd7 (39...f5 40.d8Q! Kd8 41.Rb7 fg4 42.Rh7+-) 40.Rb7 Ke6 41.Rb6 Kf7 42.Ra6 Kg7 43.Kf2 Nf7 44.Ra7 Kg8 45.Kf3 f5 (45...Nd6 46.Ra6 Ne8 47.g5+-) 46.gf5 gf5 47.Ra5 Nh6 48.Kg3 Kg7 49.Kh4 Kg6 (49...Nf7+-) 50.Ra6 Kg7 51.Kg5 (51.Kg5 Nf7 52.Kf5+-) 1-0. Stanford,Sheila B (2145) - Guindy,E (2140), Hillerod, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Qa5 6.d4 Nc6)

7.Bd3 Nh6 8.0-0 Nf5 9.Bb2 h5 10.ab4= Qb4 Will d4 fall? 11.Ba3 Qa5 12.c3 g6 13.Qd2 Bd7 14.Ra2 Qc7 15.Bf8 Kf8 (15...Rf8 16.Na3 Na5 17.Nb5 Bb5 18.Bb5 Nc6 19.Rc1=) 16.h3 (16.Na3 Na5+=) 16…Rc8 ½–½. Kristensen,Kaare (2280) – Stein,Bernd (2365), Copenhagen, 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qa5)

7.Be2 ba3 8.Bd2 Qb6 9.Bc3 Rb8 10.Na3 Nh6 11.0-0 Be7 12.Bd2 Nf5 13.c3 Bd7 14.g4 Nh4 15.Nh4 Bh4 0–1. ICCFmember – David Lonsdale, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd2 Qb6

8.ab4 Nd4 9.c3 Nf3 10.gf3 Ne7 11.Be3 Qc7 12.f4 Bd7 13.Bd3 Nc6 14.Na3 a6 15.Nb5 Qd8 16.Nd6 Bd6 17.ed6 Qf6 18.Qb3 0-0 19.0-0-0 a5 20.b5 a4 21.Qc2 Na5 22.Bh7 Kh8 23.Kb1? (23.Bd3 Rfc8 24.Kb1 Rc3-+) 23...Nb3 (better is 23...Nc4 24.Ka2 Nd6-+ (24...Bb5?! 25.Bd3-+)) 24.Bd3 Rfc8 25.Qb3?? (better is 25.Qe2 g6 26.f5 Rc3 27.fg6 fg6 28.Ka2-+) 25...ab3 26.Bd4 Qf4 27.Rhg1 e5 28.Be3 Qa4 (28...Qa4 29.Kc1 Rc3 30.Kd2 Rd3 31.Ke1 Qb4 32.Bd2 Qe4 33.Be3 Rd1 34.Kd1 Qd3 35.Ke1 Ra1 36.Bc1 Rc1) 0–1. Rieger,Martin – Heika,Martin (2285), Regensburg op, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.ab4 Nd4 9.c3 Nf3 10.Qf3 Bd7 11.Na3 (11.Bd3 Qc7 12.Qe2 Ne7=+) 11...Ne7 12.Bd3 Ng6 13.Qg3 a5 (13...Be7 14.0-0=+) 14.0-0 Be7 15.Be3 (15.ba5 Ra5 16.Rfb1 Qc5-/+) 15...Qd8 16.Nb5 0-0 (16...ab4?? 17.Ra8 Bc8 18.Na7+-) 17.f4 (17.Nd6!?=+) 17...ab4-/+ 18.Ra8 (18.c4!?-/+) 18...Qa8-+ 19.cb4? (19.Qe1 Bb5 20.Bb5 Qa3 21.cb4 Qb4 22.Qb4 Bb4-+) 19...Bb5 (better 19...Qa6 20.Bg6 Bb5 (20...fg6?! 21.Nd6-/+; 20...hg6?! 21.Nd6-/+; 20...Qb5?! 21.Bc2-+) 21.Bh7 Kh7-+) 20.Bb5-/+ Qa3 21.f5 (21.Qf2 Qb4 22.Bd3 Qc3-+) 21...ef5 22.Rf5 (22.Bd7 f4 23.Bf4 Qb4-+) 22...Qb4 23.Bd3 Ra8 (better 23...Qc3 24.Bf1 Bh4-+) 24.Qf2?? (better 24.Rf1-+) 24...Rf8 (better 24...Ra3 25.Bd2 Qb2-+) 25.Bd4?? (25.Qg3 Qc3 26.Bb6-+) 25...b5 (25...Rc8!? 26.h3-+) 26.g3 (26.Qe3 Nh4 27.Rf1 Rc8=+) 26...Qb3 (26...Ra8 27.Kg2 Ra4 28.Bb6-+) 27.Qf3 (27.Qe3 Kh8-/+) 27...b4 28.h4 Bh4 29.e6 The isolani on d5 becomes a target (29.gh4 Nh4 Double attack) ½–½. Burghardt,Jozsef (2205) – Karacsonyi,Gellert (2035), 20th Pannonia–Ramada Kupa, Fide Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.ab4 Nd4 9.Nd4 Qd4 10.Bb5 Bd7 11.Bd7 Kd7 12.c3 (12.Bc3!? Qd1 13.Kd1-/+) 12...Qe5-+ 13.Kf1 Nf6 14.Qa4 Kd8 15.Be3 Qe4 16.Na3 Bd6 17.Nb5 Qc4 18.Kg1 Ne4 (18...Qc6 19.Nd6 Qd6 20.Ba7-+) 19.f3-/+ Nc3 (better is 19...Qe2 20.Bd4 e5 21.Qa5 Ke7 22.fe4 ed4 23.Nd6 Qe3 24.Kf1 Qf4 (24...Kd6?! 25.Qd5 Kc7 26.cd4+=) 25.Kg1 Qd6 26.cd4 de4 27.Qg5 Kf8-+) 20.Nd6= Qd3?? (20...Na4!? 21.Nc4 dc4 22.Ra4 Kd7=) 21.Nf7 (better is 21.Nb7 Ke7 22.Bc5 Kf6 23.Qd7 Ne2 24.Kf2+-) 21...Ke7?? (better is 21...Kc8 22.Qd7!? Kd7 23.Ne5 Kd6 24.Nd3 d4+/-) 22.Bc5+- Kf6 23.Qd7 Rhe8 24.Ne5! Ke5 25.Qg7 Kf4 26.Qf6 Qf5 27.g3 (27.g3 Kf3 28.Qc3 Kg4 29.h3 Kh5 30.g4 Kg6 31.gf5 ef5 32.Kf2+-; 27.Qh4 Qg4 28.Qg4 Ke5 29.Qg5) 1–0. Spencer,E (2180) – McGowan,D (2105), 115th ch–SCO, Glasgow SCO, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

8.Bb4 Nb4 9.ab4 Bb4 10.c3 Be7 11.Bd3 Qb2 12.Qa4 Bd7 13.Ra2 Qc1 14.Qd1 Qd1 15.Kd1 Nh6 16.Na3 a6 17.Kd2 0-0 18.Rb1 b5 19.h3 f6 20.Nc2 Nf7 21.ef6 gf6 (21...Bf6 22.Ne3-/+) 22.Ne3 (better is 22.Rba1!?=) 22...Rfb8 23.Re1 Bd6 24.Rea1 Bc8 25.Rb2 Bc7 26.Ne1 Nd6 27.Rab1 Bd7 28.N1c2 Kg7 29.Re1 Kf7 30.Reb1 Nc4 31.Bc4 dc4 32.Ke2 h5 33.Kd2 Bc6 34.Na3 (34.g3 h4! 35.g4 Bd6-+) 34...Be4 35.Ra1 Rg8 36.Rg1 (36.g3 e5 37.Nac2 f5-+) 36...Bf4 37.Nac2 (37.g3 h4! 38.g4 e5-+) 37...Rg2 38.Rg2 Bg2 39.Ke2 Be4 0–1. Ismailov,Makhad (1625) – Masset,J (2060), Angers FRA, 8th Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.Bc1 Qa5 9.Bd2 Qa4 10.Bc1 ba3 11.Ba3 Bb4 12.c3 Qd1 13.Kd1 Be7 14.Bd3 a6 15.Kd2 Bd7 16.Bb2 f6 17.Bb5? (17.Ba3 Nh6-/+) 17...Nh6 (better is 17...Ne5!? 18.Bd7 Nd7-+) 18.ef6 gf6 19.Bd3 Nf7 20.c4 dc4 21.Bc4 Nd6 22.Bb3 Nb4 23.Re1 Kf7 24.Nc3 Rhe8 (24...Rhc8 25.Nd1-+) 25.g4 (better is 25.d5!? ed5 26.Nd5 Nd5 27.Bd5 Kf8 28.Rec1-/+) 25...Rac8 26.Rec1 Bf8 27.h4 Bc6 28.Ke2? (better is 28.Nh2-+) 28...Bf3 29.Kf3 Nd3 30.Ba3 Nc1 31.Rc1 Nb5 32.Nb5 Ba3 33.Be6 Ke6 34.d5 Kf7 (34...Kf7 35.Rc8 Rc8-+) 0–1. Kovalcsik,Zoltan (1945) – Csatlos,Roland (1960), HUN–chT2 Barcza, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.Bc1 Qa5 9.Bd2 Bd7 10.Bd3=+ Qb6 11.Be3 ba3 (better 11...Nh6!? 12.ab4 Nb4-/+) 12.0-0= (12.Na3?? Ba3 13.0-0 Bb4-+) 12...Nb4 13.Na3 Nd3 14.Qd3 Ba3 (14...Qa6 15.Rfb1 Qd3 16.cd3=) 15.Ra3 (15.Qa3 Qc7+=) 15...Rc8 16.Rfa1 (16.Rb3!? Qa6 17.Qa6 ba6 18.Rb7=) 16...Bb5=+ 17.Qb3 a6 18.Bd2 Qc7 19.Rc1 (19.Qe3=) 19...Qc4 (19...Ne7!?=+) 20.Qb2 (20.Qe3 Ne7 21.Qg5 Rg8=) 20...Qc7 21.Bb4 Ne7 22.Rc3 Nc6 (22...Qd7 23.Rc8 Qc8 24.Qa3=+) 23.Bd6 Qd8 24.Re3 (24.Re1 Ne7=) 24...Na5 (24...Ne7!?=+) 25.Nd2= b6 26.Rg3 g6 27.c3 (27.h3 h5=) 27...f5 28.Ra1 Nc4 29.Nc4 Rc4 30.Qd2 Qd7 31.Qh6 Rg8 32.Rh3 Rg7 33.Rg3 Qf7 34.h4 (34.Ra3 Ra4=) 34...Kd7 35.Qc1 Rg8 36.Qb2 Kc6 37.Qd2 Qg7 38.Ra3 h6 39.f4 Kb7 40.Rb3 Qd7 41.h5 Qf7 42.hg6 Rg6 43.Qf2 Ra4 44.Ra3 Rc4 (44...Ra3 45.Ba3 Rg8 46.Rg8 Qg8 47.Qh4-/+) 45.Rg6 (45.Rb3!?=) 45...Qg6=+ 46.Qh4 Qg7 47.Qf6 Qf6 48.ef6 Be8 49.Bf8 h5 50.g3 a5 51.Rb3 Rc8 52.Bc5 Attacks the backward pawn on b6 52...Rc6 53.Be7 Rc8 54.Bc5 Rc6 55.Be7 ½–½. Panko,Eduard (1990) – Joba,Arpad (2050), MSR Deti a Mladeze CH08, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.Bc1 Bd7 9.ab4 Bb4 10.c3 Be7 11.Bd3 (11.h4 a5-/+) 11...Na5 (11...a6 12.Qc2-/+) 12.Ra2 (12.Nfd2 Bd8-/+) 12...Rc8 (12...Bb5 13.Ng1-/+) 13.Rb2 Qc7 14.0-0 (14.Qc2 h6-/+) 14...a6 (14...h5 15.Ra2+=) 15.Ng5 Bg5 16.Bg5 Nc4 17.Ra2 Bb5 (17...h6 18.Be3-/+) 18.Qg4 h5 (18...g6 19.Qh3+=) 19.Qg3 g6 (19...Kf8 20.Kh1+=) 20.f4 (20.Qf4 Qc6-/+) 20...Ne7 (20...Qc6 21.Kh1-/+) 21.Qh3 Kd7 22.Bf6 Rhg8 23.Qh4 Rce8 24.h3 Nc6 25.Rf3 Kc8 26.g4 Qb6 27.Qf2 hg4 28.hg4 Nb8 29.Rh3 Nd7 30.Bg5? a5 31.Rh7? Rgf8?? 32.Bc4 Bc4 33.Rb2 Qc6 34.Kg2 b5 35.Qh4 Bd3-/+ 36.Qe1 Rh8-+ 37.Rh4? Rh4 38.Bh4 Rh8 39.Kg3 Nb6 40.Na3 0–1. Kukula,Pawel (2215) – Zietak,Krzysztof (1800), Ciechocinek KPZ–ch, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

8.Bc1 f6 9.Bd3 Bd7 (9...fe5!? 10.de5 Nge7-/+) 10.0-0+= Nge7 (worse is 10...Nd4 11.Nd4 0-0-0 12.Nf3 fe5 13.Be3+-) 11.ab4 Nb4 (worse is 11...Qb4 12.Na3 Qa5 13.ef6 gf6 14.Bf4+-; 11...Nd4? 12.Nd4 fe5 13.Qh5 Ng6 14.Bg6 hg6 15.Qh8 ed4 16.Bf4+-) 12.Be2 Ng6 13.c3 Nc6 14.ef6 gf6 15.c4 dc4 16.Bc4 0-0-0 (16...Na5!? 17.Ba2 Rc8=) 17.Be3+= Qc7 18.Qe2 (18.Nc3 a6 19.Qb1 Nd4 20.Bd4 Qc4+/-) 18...Nf4= 19.Bf4 Qf4 20.Be6 Kb8 21.d5 (21.Nc3 Nd4 22.Nd4 Qd4 23.Bd7 Qc3= (23...Rd7? 24.Rad1 Qc3 25.Rd7+-; 23...Qd7?! 24.Qe3 b6 25.Rfb1=)) 21...Nd4 (better is 21...Be6!? 22.de6 Bb4+=) 22.Nd4+= Qd4 23.Na3 Be6 24.de6 Bc5 25.Nb5 (25.Nc4 Qd3 26.Rfe1 Qe2 27.Re2 Rhe8=) 25...Qf4 (25...Qe5 26.Qa2 Rhg8 27.Na7-/+) 26.Rfd1 (26.Qc2 Rhg8 27.Rfd1 Rc8=) 26...Qe5 27.Qe5 fe5 28.Re1 (better is 28.Rac1!?=) 28...a6-/+ 29.Re5 Be7 (29...Rc8!? 30.Rc5 Rc5-/+) 30.Rb1 Rd3 31.Rf5 (31.Kf1 Rhd8+= (worse is 31...ab5 32.Reb5 Re8 33.Rb7 Ka8 34.f4+=)) 31...Rhd8 32.g3 (32.f4!?+=) 32...Rd1-/+ 33.Rd1 Rd1 34.Kg2 ab5 35.Rb5 (35.Rf7 b4 36.Re7 b3 37.Re8 Kc7-/+) 35...Kc7 (35...Re1 36.Rh5-/+) 36.f4+= Kc6 (36...Rd2 37.Kh3 Re2-/+) 37.Rb2 (better is 37.Rh5!?+=) 37...b5-/+ 38.g4 Rd3 (38...Rd4 39.Kf3 b4-+) 39.Re2 (better is 39.Rc2!? Kd6 40.Rb2-/+) 39...b4-+ 40.g5 b3 41.h4?? (41.f5 Bg5 42.e7 Be7 43.Re7-+) 41...Rc3 42.h5 (42.Re1 b2 43.Rb1-+) 42...Rc2 43.Kf3 Re2 44.Ke2 b2 45.g6 hg6 46.hg6 b1Q 47.g7 Qe4 0–1. Kuespert,Helmut (1925) – Zier,Oliver (2145), Fuerth GER, Pyramiden Cup, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.Bc1 Nh6 9.ab4 Bb4 10.c3 Be7 11.Bd3 Nf5 12.0-0 Bd7 13.Na3 Na5 14.Rb1 Qc7 15.Nc2 Nc4 16.Bf4 Ba4 17.Qc1 Nh4 18.Nh4 Bh4 19.Bc4 Qc4 20.Ne3 Qc7 21.c4 dc4 22.Qa3? (22.Qc4!? Qc4 23.Nc4+=) 22...Bb3 (22...b5 23.d5-+) 23.d5 Qe7 24.d6 Qd7 25.Rfc1 0-0 (better is 25...Rc8!?-/+) 26.Nc4= Bc4 27.Rc4 Bd8 28.Be3 b5 29.Rcb4 f6 30.Rb5 fe5 31.Qa6 Bb6 32.Bb6 Qd6 33.Ra1 Rfb8 34.Qa5 Qc6 35.Qb4 Rb6 36.Rb6 ab6 37.Ra8 Qa8 38.h3 Qd8 39.Qb5 Kf7 40.Qe5 Qd7 41.Qf4 Ke7 42.Qg5 Kd6 43.g3 h6 44.Qf4 Ke7 45.Qh4 Kf7 46.Qh5 Kg8 47.Qe5 b5 48.Qc5 Qd1 49.Kh2 Qd5 50.Qc8 Kh7 51.h4 b4 52.Qc2 Qf5 53.Qb2 Qe4 54.Qb3 Qd4 55.Qe6?? Qf2 56.Kh3 Qc2 0–1. Seryogin,Peter V (2060) – Smirnov,Alexander (2230), RUS Central Region–ch, 2007. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.c3 b3 9.Bd3 Bd7 10.0-0 Na5 11.Be3 Ne7 12.Nbd2 Rc8 13.Ng5 h6 14.Nf7? (better is 14.Nh7-/+) 14...Kf7-+ 15.Qh5 (15.Qh5 Kg8 16.Qe2 Rc3 17.Rfe1-+). golly1 – winugly123, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.d4 d5 5.e5 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.c3 bc3?? 9.Bc3 (9.Nc3!? Nd4 10.Qa4 Nc6 11.Bd3=) 9...Nge7=+ 10.Bd3 Ng6 11.Qd2 Bd7 (11...Be7 12.0-0=+) 12.h4 h6 (12...h5 13.Bg6 fg6 14.Qg5=+) 13.h5= Nge7 14.Qf4 (14.Ra2 Nf5=) 14...a5 (14...g5!? 15.hg6 Ng6=+) 15.Nbd2 (15.0-0 Rc8+=) 15...a4 16.0-0 Qc7 (better 16...Na5!?=) 17.Rfc1+- Nc8 18.Bb4 (better 18.Qg3+-) 18...Bb4-/+ 19.ab4 Qb6 20.Bc2 a3 21.Qg4? (better 21.Nb3!? Nb4 22.Nc5-/+) 21...0-0-+ 22.Nb3 Nb4 23.Nc5 Bb5 24.Ba4 (24.Ne1 a2 25.Bb3 Ne7-+) 24...Ra4 25.Na4 Ba4 26.Ra3 Bc2 27.Ne1 (27.Nh4 Nd3 28.Rca1 Ne7-+) 27...Be4 (better 27...Bf5 28.Qd1 Nc6-+) 28.Rg3 g6 29.Qf4 Qd8?? (better 29...Ne7 30.hg6 fg6 31.Qh6 Qd4-+) 30.Qh6+- Ne7 31.hg6 Ng6?? (31...fg6 32.Rh3 Kf7+-) 32.Nf3+- Bf3 33.gf3 (better 33.Rc3 Nd3 34.Rd3+-) 33...Nd3 34.Rd1 Nb2?? (34...Nde5 35.de5 Qc7+-) 35.Rb1 Nc4 36.Rb7 (36.Rb7 Nce5 37.de5 Qe7 38.Re7 Rc8 39.Rg6 fg6 40.Qg7) 1–0. Mendez Rivera,Anderson H (1940) – Gutierrez Villamil,J (2085), 2nd JAHV McGregor Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.Bd3 Bd7 9.0-0 Nd4-/+ 10.ab4 Nf3 11.Qf3 Bb4 12.Qg4 Bf8 13.Nc3 h5 (13...Ne7 14.Be3 Qc6 15.Nb5+=) 14.Qe2 Bc5 (14...Ne7 15.Nb5 Bb5 16.Bb5 Nc6 17.c4 dc4 18.Qc4+=) 15.Nb5+= Qc6 16.Be3 Ne7 17.Bc5 Qc5 18.Nd6 Kf8 19.Nb7 Qc3 20.f4 (20.Nd6 Nc6 21.Rfe1 h4=) 20...f5 (20...h4 21.Nd6+=) 21.Qf2= a5 22.Qb6 Kf7 23.Ra5+= Ra5 24.Na5 g5 25.fg5 Qe5 26.Nb7 Kg6 27.Nc5 Bc8 28.Kh1 h4 29.h3 Kg5 30.Qb4 Nc6 31.Qd2 Kf6 32.Bb5 Qd4 33.Nd3= Ne7 34.Re1 Ng6 35.c3 Qb6 36.Ba4 Qa5 37.Bb3 d4 38.Nb4= dc3 39.Qd4 Kg5 40.Be6?? Be6?? 41.Re6+/- Qd8 42.Qg7 Rh6+= 43.Qc3 Nf4 44.Re5 Qa8-/+ 45.Qc2?? Qa1-+ (45...Qa1 46.Kh2 Qe5-+) 0–1. Seps,M (2180) – Chelushkina,I (2325), 39th Olympiad Women, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qa5)

8.Be3 ba3 9.Qc1-/+.

8.Be3 ba3 9.Nbd2?? Bb4 (9...Qa5 10.Be2-+) 10.Qc1 (10.c3 Bc3 11.Ra3-+) 10...Bc3 11.Qa3 Ba1 (11...Bb2 12.Qa2 Ba1 13.Qa1-+) 12.Qa1 Nge7 (12...a5 13.Qb1 Qb1 14.Nb1-+) 13.c3 a5 14.Bd3 Bd7 15.0-0 Qc7 16.Rb1 Rb8 (16...a4 17.Kh1-+) 17.c4 Nb4 18.Be2 Nf5 19.Rc1 (19.cd5 Nd5 (19...Ne3?! 20.d6 Qd8 21.fe3-+) 20.Ne4 Nde3 21.fe3 0-0-+ (21...Ne3?! 22.Rc1 Qd8 23.Nd6 Kf8 24.Qa3-+)) 19...Bc6 (19...Qb6!? 20.cd5 Nd5 21.Nc4-+) 20.cd5 Nd5 (20...ed5?! 21.Nf1-+) 21.Nc4 a4 22.g4 Nfe3 23.fe3 0-0 24.Qb1 Qd7 25.e4 Nf4 (25...Nf4 26.Bf1 b5-+) 0–1. Denisart,Anthony (2095) – Troubat,Michael (1890), Aurec Cup, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

8.Be3 ba3 9.Bd3 Qb2 10.Nbd2 Nb4 11.0-0 Nd3 12.cd3 Qb5 13.Qe2 Bd7 14.Rfb1 Qa6 15.Nb3 Bb5 16.Ne1 b6 17.Qd2 Ne7 18.Nc2 Nc6 (18...Bd3 19.Nb4 Qa4 20.Nd3+/-) 19.Nc5? (better is 19.Nc1-+) 19...bc5 20.Ra3 Qb7 21.Rab3 (21.dc5 a6 22.d4 Be7-+) 21...a6 22.Na3 (22.dc5 Ne5 23.Nd4 Nc6-+) 22...c4 (better is 22...cd4 23.Bf4-+) 23.dc4 dc4 24.Nc4 Be7 0–1. Pirttimaki,Timo (2220) – Ovsiannikov,Maxim (2115), Vetemaa Memorial, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.Be3 ba3 9.Bd3 Nh6?? 10.0-0=+ Nf5 Now all is on d4 (10...a2 11.Ra2 Bd7 12.Nc3=) 11.Na3= Ba3 (11...Nfd4? 12.Nd4 Ne5 13.Nc6 Qe3 14.fe3 bc6 15.Qh5+-) 12.Ra3 Qd8 (12...Nfd4?? 13.Nd4 Ne5 14.Nb5+-) 13.Qd2 Rb8 (13...0-0 14.c4=) 14.g4 (14.Bg5!? Qd7 15.c4+=) 14...Ne3= 15.Qe3 a6 16.c3 b5 17.Rb1 Bb7 18.Nd2 Na5 19.Rba1 Nc4 20.Nc4 bc4 21.Bc2 Bc8 22.R3a2 0-0 23.g5 Re8 24.f4 (24.h4 Qe7=) 24...Re7=+ 25.Qh3 g6 26.Kf2 Rc7 27.Ke3 (27.Qg4 Ra7=+) 27...Rcb7 (27...Ra7 28.Qg2=+) 28.Qf1 (28.Ra6 Rb3 29.Bb3 Ba6=) 28...Qe7 (28...Rb5!?=+) 29.Qc1 (29.Ra6!? Rb2 30.R6a2=) 29...Kf8 ½–½. Fernandez,Michael (1905) – Jackson,J (2230), Coventry England, E2e4 Open, 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qa5 7.Bd2 Qb6)

8.Be3 ba3 9.Be2 Nge7 (9...Qb2 10.Nbd2 Nb4-+) 10.Na3+= Nf5 Pawn d4, live or die! 11.0-0 Ne3 12.fe3 Ba3 13.Ra3 Qb4 14.Qa1 Qe7 15.Bb5 0-0 16.Bc6 bc6 17.Qc3 Qc7 18.Rfa1 a6 19.Rb1 Ra7 20.Qc5 Rb7 (20...Qe7 21.Qc3+=) 21.Rab3= Rb5 (21...Rb3!? 22.cb3 Qb7=) 22.Rb5+= ab5 23.Rb5 f5 24.Ra5 Re8 25.Ra7 Bb7 26.Qb4 Rb8 27.Ng5 Qd7? 28.Qd6+- Qc8 29.Ne6 (29.Ne6 Kh8 30.Qe7+-; 29.Qe6?! Qe6 30.Ne6 h6+-) 1–0. Dubois,Jean Marie (2320) – Litique,Michel (2100), FRA–chB Epinal, 1986. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

7.Bd3 ba3

8.Bd2 Bb4 9.c3 Be7 10.Na3 Ba3 11.Qb3 Nge7 12.Ra3 Qc7 13.0-0 Na5 14.Qb5 Nec6 15.Rfa1 a6 16.Qb1 h6 17.Qa2 b6 18.Bc1 Bb7 19.Qe2 Nc4 20.R3a2 Ne7 21.Nd2 Nd2 22.Bd2 0-0 23.Ra3 f5 24.ef6 Rf6 25.f4 (25.Ba6 Ba6 26.Ra6 Ra6 27.Ra6 Qc6=) 25...Raf8 (25...a5!?+=) 26.Ba6= Ba6 27.Ra6 Nc8 ½–½. Cuartas,Carlos Enrique (2420) – Hug,Werner (2455), Dortmund, 1980. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

8.Bd2 Nb4 9.0-0 a2 10.Qe2 Bd7 11.Nc3 Nd3 12.Qd3 Qc7 13.Ra2 Ne7 14.Rb1 Nc6 15.Nb5 Qb8 16.Rab2 b6 17.c4 dc4 18.Qc4 Qb7 19.d5 ed5=+ 20.Qd5 Be6 21.Qe4 Rd8 22.Ng5 Rd5 23.f4 Qd7 24.f5 Bc5 25.Kh1 Bf5 26.Qd5 Qd5 27.Nc7 Kd7 28.Nd5 Bb1 29.Rb1 Ne5 30.Bc3 f6 31.Ne4 ½–½. Leygue,D (2250) – Dunis,A (2395), P V Masters Cannes FRA, 2002.

8.Bd2 Nb4 9.Be2 a2 10.Nc3 Qc7 11.0-0 a6 12.Na2 Nc6 (12...Nc2? 13.Rc1+-) 13.Bd3 b5 14.Qe2 Bb7 15.Rfb1 Rc8 16.c3 Nge7 17.Ng5 Ng6 18.Qh5 Nge5 19.Ne6 Qe7 20.Nf8 Nd3 21.Nh7 g6 22.Qh3 f5 23.Qd3 Qh7 (23...Rh7?? 24.Re1+-) 24.Re1 Kd7 25.h3 Rcg8 26.Nc1 g5 27.Nb3 g4 28.Nc5 Kd8 29.Nb7 Qb7 30.Qf5 gh3 31.Re6 hg2 (31...Ne7 32.Bg5 hg2 33.Raa6 Rg5 34.Qg5 Rh7+-) 32.Rd6 (32.Qd5?! Qd7 33.Bg5 Kc7 34.Bf4 Kd8 35.Qd7 Kd7 36.Rd6 Ke7 37.Re1 Kf7 38.Rd7 Kf6+=) 32...Kc7? (32...Ke8 33.Bh6 Rh6 34.Re1 Ne7 35.Rh6 Rf8+-) 33.Rd7 Kb6 34.Rb7 Kb7 35.Qd7 (35.Qd7 Kb6 36.Ra6 Ka6 37.Qc6 Ka7 38.Qd7 Ka6 39.Qd6 Ka7 40.Bg5+-) 1–0. Kondziela,Andreas (2095) – Schulz,Hans Juergen (1855), DESC, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd3 ba3)

8.Bd2 Nb4 9.Be2 a2 10.Nc3 Qc7 11.0-0 Bd7 12.Na2 Na2 (12...Nc2? 13.Rc1+-) 13.Ra2 Ne7 14.Qb1 a5 15.Rc1 Bc6 16.c4 (16.Bb4 Ng6 17.Bf8 Rf8+=) 16...dc4+= 17.Rc4 a4 18.Rac2 Qd7 19.Bd3 Nd5 20.Ra2 h6 21.Bc1 Be7 22.Ba3 Ba3 23.Ra3 0-0 24.Bh7 Kh8 25.Be4 Rfc8 26.Bd5 Bd5 27.Rc8 Rc8 28.Ne1 Rc4 29.Qd1 (29.Qb6 Rc1 30.Re3 a3-+) 29...Be4 30.Nf3 (30.Qd2 Qd4 31.Qd4 Rd4-+) 30...Bf3 31.gf3 Qd8 (31...Qd8 32.Kf1 Rd4-+) 0–1. Schiebener,Hans J – Prokopp,Heinz (2435), 60yearsBdF–WS23, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qa5)

8.Bd2 Qb6 9.c3 Qb2 10.Na3 Ba3 11.Rb1 Qa2 12.Qa4?? (better is 12.Ra1 Qb2 13.Rb1=) 12...Bd7-+ 13.0-0? (13.Qd1 Bf8-+) 13...Ne5! 14.Bb5 (14.de5 Ba4 Discovered attack; 14.Ne5 Ba4 Discovered attack (14...Qd2 Deflection; 14...Qd2 Overloading)) 14...Nf3 15.gf3 Bb5 (15...Qd2?! 16.Bd7 Ke7 17.Qa3 Kf6 18.Rb7 Qg5 19.Kh1-+) 16.Rb5 Qc4 (16...Qd2 17.Rb7 Kf8 18.Qa3 Ke8 19.Qa4 Kf8 20.Qb4 Ke8 21.Qb5 Kf8 22.Qc5 Ke8 23.Qc6 Kf8 24.Qd6 Ke8 25.Qd7 Kf8 26.Qf7#) 17.Rb4 Qc6 18.Qa3 Ne7 19.Rfb1 b6 20.Ra4 Nc8 21.Bf4 f6 22.Rc1 g5 23.Bg3 Kf7 24.c4 Re8 25.cd5 Qd5 26.Rc7 Kg8 27.h4 b5 28.hg5 Qg5 29.Rc5 f5 30.Rb5-/+ Ne7 31.Ra7 Ra7 32.Qa7 Nd5 33.Qd7 Re7 34.Rb8 Kg7-/+ 35.Qd8 Kh6 36.Qf8 Kh5 37.Kf1 f4 38.Bh2 Qh4 39.Re8?? Qg5 (39...Qh2?! 40.Re7 Qh3 41.Ke2 Ne7 42.Qf7 Kh6 43.Qf8 Kg6 44.Qe8 Kf5 45.Qf7 Kg5 46.Qe7 Kg6 47.Qe8 Kg7 48.Qd7 Kg6 49.d5+=) 0–1. Cernousek,Lukas (2255) – Boukal,Petr (2265), CZE–chT2a, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

8.Bd2 Qb6 9.c3 Bd7 10.Na3 Ba3 11.Ra3 Na5 12.Ng5 Bb5 13.Qf3 Nh6 14.Nh7 Bd3 15.Qd3 Nf5 16.Ng5 Nc4 17.Ra1 f6 18.ef6 gf6 19.Nf3 Kf7 20.Bf4 Rag8 21.0-0 a6 22.Rfe1 Rg4 23.Bg3 Ng3 24.hg3 Nd6?? (better is 24...Rg7-/+) 25.Ne5!+/- fe5 26.Qf3 Nf5 27.Qg4 ed4 28.Rab1 Qa7 29.Qf4 Qb8 30.Qf3 d3 31.Rb6 Qc8 32.Qd3 Re8 33.Qf3 Kg8 34.g4 Ng7 35.c4! Rf8 36.Qg3 dc4 37.Rd1 Rf7 38.Rbd6 Qc5 39.Rd8 Kh7 40.Qh4 Kg6 41.g5! c3?? 42.Qh6 Kf5 43.Qh7 Kg5 44.R1d4 c2 45.Qh4 Kf5 46.Qe4 Kf6= 47.Qh4 Kf5 48.Qh3 Kf6 49.Qh6 Kf5 50.g4 Ke5 51.Qe3 Kf6+- 52.Rf4 Ke7 53.Qc5 (53.Qc5 Kd8 54.Rf7 c1R 55.Qc1 Ne8 56.Qd2 Nd6 57.Qd6 Ke8 58.Qd7) 1–0. Webster,Ian (2115) – Rudolf,Anna (2210), BCF–chT4a, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd3 ba3)

8.Bd2 Qb6 9.c3 f5 10.0-0 Bd7 11.Qe2 Na5 12.Na3 Ba3 13.Rfb1 (13.Ra3 Ne7+=) 13...Qc7 14.Ra3 Ne7 15.Ng5 (15.Bc1 Nc4 16.Raa1 0-0=) 15...0-0= 16.Rb4 (16.c4 A) 16...dc4? 17.Ba5 (17.Ra5 cd3 18.Rc5 Qd8-/+) 17...b6 18.Bc4 ba5 19.Be6 Be6 20.Ne6+-; B) 16...Nc4 17.Bc4 Qc4=) 16...a6 (16...h6 17.Nf3=) 17.h4 b5 18.Ra1 Nc4 19.Bc1 Nb6 (19...a5 20.Rbb1+=) 20.Rb3 Na4 21.Ba3 Qd8 22.g4 h6 23.Nh3 Rf7 24.g5 Rc8 25.Rc1 Rc6 26.Kh2 Be8 27.gh6 gh6 28.Qd2 Kh7 29.Rg1 Ng6?? 30.h5+- Nh8?? 31.Bc1 Rf6 32.ef6 Qf6 33.Be2 e5 34.de5 Qe5 35.Qf4 Qf6 36.Be3 (36.Be3 Qe6 37.Bd4+-) 1–0. Lorincz,Istvan (2380) – Szabolcsi,Janos (2410), HUN–chT, 2000. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qa5)

8.Nbd2 Qc3 9.Ra2 Nb4 10.Ra3 Nd3 11.cd3 Ba3 12.Qa4 Bd7 13.Qa3 Rc8 14.Bb2 Qa3 15.Ba3 Rc3 16.Ke2 (16.Bb2 Rc2 17.Ba3-+) 16…Ra3 0-1. pacal56 (2260) - RmeaThy (2415), Rated Blitz game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qa5)

7.Bd3 Bd7

8.0-0 Qb6 9.Be2 Rc8 10.ab4= Bb4 11.c3 Be7 12.Na3 Na5 13.Rb1+= Qd8 14.Bb2 a6=+ 15.Nc2 Ba4 16.Bd3 Nc4 17.Ba1 b5-/+ 18.Qe2 Bc2 19.Bc2 Na3 20.Rb3 Nc2 21.Qc2 Nh6 22.Qa2 Rc6 23.Bb2 0-0 24.Ra1 Qc7 25.Ne1 f6 26.f4?? fe5-+ 27.fe5 Qe5!! 28.Nf3 Qe3 29.Kh1 Rf3 30.gf3 Qf3 31.Kg1 e5! (31...e5 32.Qb1 Bh4 33.Qc2 Rg6 34.Qg6 Bf2 35.Kf1 Bg3 36.Kg1 Qf2 37.Kh1 Qh2#) 0–1. Orozco,Lu (1945) – Sanchez Castillo,S (2270), Panamericano w, San Salvador ESA, 2008.

8.0-0 Rc8 9.Ra2 Nge7 10.Rb2 ba3 11.Bd2 Qc7 (worse is 11...ab2 12.Ba5 Na5 13.Qd2+=) 12.Na3 a6 13.Qb1 Na5 14.c4 Nc4 (worse is 14...dc4 15.Ba5 Qa5 16.Nc4 Rc4 17.Bc4+/-) 15.Bc4 dc4 16.Rb7 Qd8 17.Rc1 c3 18.Rc3 Nd5 19.Rc8 Bc8 (19...Qc8? 20.Rb8 Ba3 21.Qb3+-) 20.Nc4 Bb7 21.Qb7 Qc7 22.Qa8 Qd8 23.Qb7 Qd7 24.Qb8 Qd8 ½–½. Kondziela,Andreas (2095) – Rohde,Friedhelm, DESC, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd3 Bd7)

8.0-0 Rc8 9.Bb2 Qb6 10.ab4 Nb4 11.Ba3 Nd3 12.Qd3 (12.cd3!? Ba3 13.Ra3=+) 12…Bb5-/+ (12...Bb5 13.c4 Bc4-/+ (13...Rc4?! 14.Bf8 Kf8 15.Na3=)) 0–1. craig4000 (2105) – juliangon (2600), ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd3 Bd7)

8.0-0 Rc8 9.Bb2 Qb6 10.Re1 Nh6 11.h3 (11.ab4 Nb4 12.Ba3 Be7=+) 11...Be7 (11...ba3 12.Ba3 Nd4 13.Nd4 Qd4 14.Bf8 Kf8 15.Nd2-/+) 12.ab4=+ Nb4 13.Bc1 Nd3 14.Qd3 Bb5 (14...Nf5 15.Ba3=+) 15.Qb3 Nf5 16.Bb2 (16.g4 Nh4 17.Nh4 Bh4=+) 16...Bc4 (16...Bd8!?-/+) 17.Qb6=+ ab6 18.Nbd2 Ba6 19.c3 (19.Rec1!?=+) 19...h5 20.Nf1 (20.Nb1 g5=+) 20...b5 21.Rec1 Kd7 22.Ne3 (22.Ba3 Ba3 23.Ra3 b4-/+) 22...Ne3-+ 23.fe3 Rc4 Black prepares b4 (23...b4 24.cb4 Bb4 25.Ra4-+) 24.Nd2 (24.e4 b4 25.ed5 ed5-/+) 24...Rc6 (24...Rc7 25.Nb3 Rhc8 26.g3-+) 25.Rf1 b4 26.Rf7 (26.Rfc1 Rhc8 27.cb4 Rc2 28.Rc2 Rc2-+) 26...Ke8 (26...bc3 27.Ba3 cd2 28.Re7 Kd8 29.Rd1-+) 27.Rg7 (27.Re7 Ke7 28.cb4 Rc2-+) 27...bc3 28.Re7 Ke7 29.Ba3 Kf7 30.Nf3 Rb6 (30...Rg8 31.Kf2-+) 31.Ng5 (better 31.Bc5 Rb2 32.Ng5 Kg8 33.Rc1-+) 31...Kg6 32.h4 (32.Bc5 Rc6 (32...Kg5?! 33.Bb6 Bd3 34.Ba5-+) 33.Nf3 Kf5-+) 32...c2 33.Rc1 Rc8 0–1. whitecat25 (2115) – juliangon (2620), ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd3 Bd7)

8.0-0 Nge7 9.Bb2 Qb6 10.ab4 Nb4 11.Na3 Nd3 12.Qd3 Ng6 (worse is 12...Qb2 13.Rfb1 Qa1 14.Ra1+=) 13.Rfb1 Be7 14.Bc1 Qc6 15.Nb5 a6 16.Nd6 Bd6 17.ed6 0-0 18.h4 f6 19.Ba3 b5 20.Bc5 e5 21.h5 e4 22.Qe3 Nh8 23.Nh4 Nf7 24.Qf4 Rfe8 25.Rb3 e3 26.f3 (better is 26.Re3!? Re3 27.fe3+=) 26...e2-+ 27.Re1 a5 28.Rc3 Qb7 29.Kf2 b4 30.Rb3 Qb5 31.Nf5 Re6 32.Ne7 Kh8 33.Nd5 Qc6 34.Nc7 Rb8 35.Ne6 Be6 36.Re3 Bc4 37.Re7 Ng5?? 38.h6 Ne6 39.hg7 Kg8 40.Re6! Be6 41.d7 Qa8 42.Qf6 Bd7 43.Re2 h5 44.Re7 Qd5 45.Qh6 (45.Qh6 Qf3 46.gf3 b3 47.Qh8) 1–0. Franciskovic,Vinko (2150) – Starcevic,Kresimir, CRO–ch U17 Rabac, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

8.0-0 Nge7 9.Bb2 Ng6 10.g3 Rc8 11.Ng5 Be7 12.h4 Bg5 13.hg5 Qb6 14.Kg2 Nd4?? (better is 14...ba3 15.Bc3 Nge7-+) 15.Bg6= (15.Bg6 Nc6 16.Bh5 ba3 17.Ba3 Ne5 18.Re1+=) 1–0. Franciskovic,Vinko (2150) – Vrsek,Ivan (2035), CRO–ch U17 Rabac, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd3 Bd7)

8.0-0 Nge7 9.Nbd2 Qb6 10.Nb3 Ng6 11.h4 Be7 12.h5 Nf8 13.Bg5 Bg5 14.Ng5 h6 (14...Nd4? 15.Nd4 ba3 16.c3+-) 15.Nh3 0-0-0?? (better is 15...Nd4 16.Qg4 Nb3 17.cb3 Rg8-/+) 16.Qg4 Rg8 17.Rfb1 Kb8 18.ab4 Ne7 19.Nc5 f5 (19...Bb5 20.Qf3 Bd3 21.cd3+/-) 20.Qe2 (better is 20.ef6!? gf6 21.Qf4 e5 22.de5 fe5 23.Qe5 Qc7 24.Qc7 (24.Qe7?! Rg2 25.Kf1 Bh3 26.Qc7 Kc7+/-) 24...Kc7 25.Nd7 Nd7 26.Ra7+-) 20...g5 21.b5 Nc8 22.Qe1 Be8 23.Qb4?? Rg7?? 24.Na4+- Qc7 25.Qf8 b6 26.Qb4 Bh5 27.Kf1 f4 28.Qc3 Qf7 29.Ra2 Rd7 30.Rba1 Rc7 31.Qd2 Bg4 32.Ng1 h5 33.f3 Bf5 34.Bf5 Qf5 35.Rd1 g4 36.Qd3 Qf8 37.Ne2 Rcf7 38.Nac3 Qg8 39.Rda1 gf3 40.Qf3 Rg3 41.Qf2 h4 42.Ke1 Rg2= 43.Qh4 f3-+ 44.Nf4 Rg4 45.Qf2 Rff4 46.Nd1 Rg1 (46...Rg1 47.Kd2 Rg2-+) 0–1. Steinfeldt,Henry – Schulenberg,Torben (1940), Hamburg–ch U20, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Qa5 6.d4 Nc6)

8.0-0 f6 9.Be3 fe5 10.Ne5 Ne5 11.de5 Ne7 12.Nd2 (12.Bd2 Nf5=) 12...ba3+= 13.Nb3 Qc7 14.Ra3 Nc6 15.Ra1 (15.Qh5 Kd8 16.Raa1 Qe5 (16...Ne5?! 17.Ba7 Rc8 18.Bd4 Nd3 19.cd3=) 17.Qe5 Ne5 18.Ba7 Rc8-/+) 15...Qe5 16.Re1 Bd6 17.f4 Qf6 18.c4 0-0 (18...d4 19.Nd4 Nd4 20.Be4-/+) 19.cd5 (19.Nc5!? Bc8 20.cd5 ed5 21.Be4 Bf4 22.Qd5 Kh8 23.Bf4 Qf4 24.Rf1 Qe3 25.Kh1-/+) 19...ed5-+ 20.Qh5 Bf5 21.Rad1 (21.Qf3 Nb4 22.Bd4 Qh6 (22...Bd3?! 23.Bf6 Rf6 24.g3=) 23.Bf5 Rf5-+) 21...Rae8 22.Bf5 Qf5 23.Qf5 (23.Qf3 Bf4 24.Bf4 Re1 25.Re1 Qf4 26.Qd5 Kh8-+) 23...Rf5 24.g4 Rf6 (24...Bf4?! 25.gf5 Be3 26.Kg2-+; 24...Rf4?! 25.Bf4 Re1 26.Re1 Bf4 27.Kg2-+) 0–1. Brun,Jorge Humberto – Garmarz,Walter Eduardo Zenk, ICCF EM/J50/P128 ICCF Email, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qa5)

8.0-0 Nh6 9.Bb2 Qc7 10.ab4 Nb4 11.Be2 (better is 11.Ba3!?+=) 11...Qc2 12.Na3?? (better is 12.Qd2-/+) 12...Qb2-+ 13.Nb5 Kd8 0–1. Fineboim,Igor (2030) – Dehaybe,Andre (2100), RA–2011–0-00165, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5)

8.0-0 Nh6 9.Bd2 Nf5 10.c3 bc3 11.Nc3 (better 11.Bc3!? Qc7 12.Qb3=) 11...Nfd4-/+ (11...Ba3? 12.Nb5 Qb6 13.Ra3+- (13.Na3?! Nfd4 14.Bc3 Nf3 15.Qf3 a6+-); 11...Ncd4?! 12.Nb5 Qb6 13.Nbd4 Nd4 14.Rb1 Nf3 15.Qf3-/+) 12.Nd4 Nd4 13.Rb1 Qd8 (13...Qc7 14.Re1-/+) 14.Qg4 (14.Rb7 Qc8 (worse 14...Ba3 15.Qg4 Bc5 16.Qg7+=) 15.Rb1 Nc6=+) 14...Nc6-/+ 15.Qg3 a6 (15...b6-/+) 16.f4? (better 16.Rb7!? Bc8 17.Rbb1=) 16...Qc7 (16...b5 17.Rfc1-/+) 17.Nd1 (17.Rfc1 f6 18.Ne2 fe5 (18...Ba3?! 19.Qg7 Rf8 20.Bh7=) 19.Bh7 Kd8-/+ (19...Rh7?! 20.Qg6 Kd8 21.Qh7=)) 17...b5 (17...f6 18.ef6 gf6 19.Qh4 Ba3 20.Qf6-/+) 18.Nf2 Na5 (18...Rc8 19.Rfc1-/+) 19.Kh1 (19.Bb4 Rd8-/+) 19...Nc4 (19...Ba3?! 20.Qg7 Rf8 21.Ng4=+) 20.Bb4 h5 (20...Bc6-/+) 21.Nh3 (21.Bc4!? h4 22.Qh3 Bb4 23.Rb4 bc4 24.Qg4-+) 21...h4-+ 22.Qf2 (22.Qe1 Na3 23.Bf8 Rf8-+ (23...Nb1?! 24.Bd6 Qb7 25.Qb1=)) 22...a5 (better 22...Na3!? 23.Ba3 Ba3 24.Qe2-+) 23.Bf8 Kf8 24.Rbe1 (24.Rfc1 Kg8-+) 24...Qb6 (24...Na3 25.f5 Nc4 26.Ng5 ef5 27.Bf5-/+) 25.Qe2 (25.Qa2 Kg8-+) 25...g6 (25...Na3 26.f5 a4 27.Ng5 ef5 28.e6 fe6 29.Bf5=) 26.Ng5 (26.Ra1 Rc8-+) 26...Kg7 (26...Na3 27.Qg4 Rh6 28.Qf3-+) 27.Rf3 (27.Ra1 Rac8-+) 27...Rac8 (27...Na3 28.Bg6 fg6 29.Ra3-+) 28.Rh3 b4 (28...Qc5 29.Rd1-+) 29.ab4-/+ ab4 0–1. Mouron,Daniel (2120) – Morley,Paul (2260), WS/M/308, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qa5 7.Bd3 Bd7)

6.a3 a6

7.ab4 Nb4 8.c3 Nc6 9.Bd3 Bd7 10.Ng5 g6 11.h4 Nh6 12.h5 Nf5?? (better 12...Qc7!?=) 13.g4 (13.hg6 fg6 14.g4+- (14.Nh7 Qe7 15.Nf6 Qf6 16.ef6 Rh1 17.Bf1 Ncd4-/+; 14.Rh7?! Rh7 15.Nh7 Qh4 16.Nf8 Kf8+/-)) 13...Nfe7? (13...Nh6 14.Nh7 Rh7 15.hg6+-) 14.hg6?? (better 14.Qf3 Qc7 15.Qf7 Kd8 16.hg6 (16.Nh7?! Be8 17.Qf8 Rf8 18.Nf8 Nd4+-; 16.Ne6?! Be6 17.Qf6 Nd4 18.Qh8 Qe5 19.Qe5 Nf3 20.Kf1 Ne5 21.hg6 hg6+=) 16...Ne5 17.de5 hg6 18.Rh7 Qe5 19.Be3+-) 14...Ng6+= (14...fg6 15.Qf3 Qb6 16.Qf7 Kd8 17.Rh7 (17.Ne6?! Be6 18.Qe6 Bg7+-) 17...Rh7 18.Nh7+- (18.Qh7 Nd4 19.cd4 Qd4 20.Nf7 Kc7+/-)) 15.Nh7 Bg7 16.Qf3 (16.Rh5 Qc7+/-) 16...b5 (16...Nge5 17.de5 Ne5 18.Qe2+=) 17.Ba3 (better 17.Bg6 fg6 18.Bg5+/-) 17...Na5?? (17...Nge5 18.de5 Ne5 19.Qe2=) 18.Bd6 (better 18.Bg6 fg6 19.Nf6 Kf7 20.Nd5 Bf6 21.Rh8 (21.ef6?! ed5 22.Be7 Qc7+-) 21...Qh8 22.Nf6+- (22.ef6?! ed5 23.Bd6 Qe8 24.Be5 Nc6+-)) 18...Nc4+= 19.Bc4 (better 19.Bg6 Nd6 20.Bd3=) 19...dc4 (better 19...bc4 20.g5 Ra7+=) 20.Nd2+- Qc8 21.Ng5 Rh1 (21...f6 22.ef6 Rh1 23.Qh1+-) 22.Qh1 Bc6 23.Qh7 (23.Qh7 Kd7 24.Nf7+-) 1-0. zergy (2235) - Ali_rastbod (2335), Rated Bullet game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

7.ab4 Nb4 8.c3 Nc6 9.Bd3 g6 10.h4 h5 11.Na3 Rb8 12.Nc2 b5 13.Bg5 Qc7 14.0-0 Be7 15.Nb4 Rb6 (15...Bb4 16.cb4 Nb4 17.Be2+=) 16.Qb1 Bg5 17.Ng5 Nge7 18.Ra2 Nf5 19.Bf5 gf5 20.Rc1 Kf8 21.Qb2 Kg7 22.Qd2 Ne7 23.Nf3 Bb7 24.Nd3 Ng6 25.Nc5 Qe7 26.g3 f4 27.Kh2 fg3 28.fg3 Rf8 29.Re1 f5 30.ef6 Rf6 31.Ne5 Ne5 32.Re5 Rf5 33.Qe2 Re5 34.Qe5 Kh6?? (better is 34...Kg8+/-) 35.Rf2 (35.Qh8 Kg6 36.Nd3 Qg7 37.Ne5 Kf6 38.Rf2 Ke7 39.Qg7 Kd6 40.Qd7#) 35...Qe8 (35...Kg6 36.Nd3 Qg7 37.Qg5 Kh7 38.Qh5 Kg8 39.Qe8 Kh7+-) 36.Rf6 (36.Nd7! Qg8 37.Rf6 Kg7 38.Qg5 Kh8 39.Qh6 Qh7 40.Rf8#) 36...Kh7+- 37.Qg5 (37.Qg5 e5 38.Nd7 Kh8 39.Nb6 Qe7 40.Qh6 Kg8 41.Rg6 Kf7 42.Qh7 Ke8 43.Rg8 Qf8 44.Qd7#) 1–0. Szabo,Zsolt (2280) – Porubszky Angyalosine,Maria A (2135), HUN–chT, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3)

7.Bd3 ba3 8.Ba3 (8.0-0 b5 9.Na3 b4=) 8...Nb4 (8...Ba3 9.Na3 Bd7 10.c4=) 9.Bb4 (9.0-0 Bd7=) 9...Bb4 10.c3 Ba5?? (better is 10...Be7=) 11.Qa4+- Bd7 12.Qa5 b6 (12...Qa5 13.Ra5 Ne7 14.Nbd2+-) 13.Qa3 (13.Qa2 Ne7+-) 13...b5 (13...Ne7 14.0-0+- (14.Ba6?! Ra7+-)) 14.0-0 Ne7 15.Nbd2 0-0 16.Nb3 f6 (16...Ng6 17.g3+-) 17.Nc5 Ng6 18.Rfe1 (better is 18.ef6 gf6 19.Qc1 e5 20.de5 Ne5 21.Ne5 fe5+-) 18...fe5 (18...Nf4 19.ef6 Nd3 20.f7 Rf7 21.Nd3+-) 19.Bg6 hg6 20.Re5 (20.Ne5 Bc8+-) 20...Bc8 (20...a5 21.Re3 Qe7 22.Qb2+-) 21.Rae1 Qe7 22.Qc1 Rf5 23.Ng5 a5 24.g4 Re5 25.Re5 a4 26.Nce6 Be6 27.Re6 Qc7 28.Qe3 Qd7 29.Qh3 Qe6 30.Qh7 Kf8 31.Ne6 Kf7 32.Nf4 Ra6 33.Qh8 a3 34.Qd8 a2 35.Qd7 Kf6 36.h4 a1Q 37.Kg2 g5 38.Nh5 (38.Nh5 Kg6 39.Qg7#) 1–0. Winter,Malcolm – Schnoewitz,Brigitte, SF–2011–0-00116, 2011. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 d5 5.e5 e6 6.a3)

7.Bd3 Bd7 8.h4 Qb6-/+ 9.Be3 ba3 10.c3? (better 10.0-0-/+) 10...Qb2-+ 11.Ra3?? (11.Nbd2 Qc3 12.Be2-+) 11...Ba3 12.Ng5 Nge7 13.Qh5 g6 14.Qf3 0-0-0 (better 14...Nf5 15.Bd2 h6 16.Nf7 Kf7 17.g4-+) 15.0-0 Rdf8 16.Bc1 Qc1 17.Rc1 Bc1 18.Nf7 Kb8 19.Qd1 Rf7 20.Qc1 Rhf8 21.f3 Na7 (21...Rf4 22.Nd2-+) 22.c4 (22.Qa3 Nf5-+) 22...dc4 23.Bc4 Rc8 24.Qf1 Bb5 25.Nd2 (25.Na3 Rc4! 26.Nc4 Nf5-+) 25...Nd5 26.Bb5 Nb5 (worse 26...ab5 27.g3-+) 27.Ne4 Rfc7 28.Qf2 (28.Qd3 Rc1 29.Kh2 R8c2-+) 28...Rc1 29.Kh2 R8c2 0-1. Pitkeathly,Hamish - Scott,Luke (1880), Irish International Open, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4)

7.ab4 Bb4

8.c3 Ba5 9.Bd3 b5 10.0-0 Nge7 11.Re1 h6 (11...Qd7 12.Qc2=+) 12.Ba3 (12.Nfd2 Bb7=) 12...Bb7 13.Qb3 Bc7 14.Nbd2 Na5 15.Qc2 Nc4 16.Nc4 dc4 17.Be4 Be4 18.Qe4 Qd5 (18...Nd5 19.Bc5=+) 19.Qg4 0-0?? (better 19...Ng6=+) 20.Be7+- Rfe8 (20...Rfb8 21.Bf6 g6+-) 21.Bf6 g6 22.Qh4 Kh7 (22...h5 23.Qf4 Kh7 24.Ng5 Kg8 25.Nf7 Red8 26.Qh6 Qg2 27.Kg2 Kf7 28.Qg7 Ke8 29.Qe7) 23.Ng5 Kg8 24.Qh6 Qg2 25.Kg2 (25.Kg2 Be5 26.Qg7) 1-0. healer69 (2355) - Aaron_Whitney (2340), Rated Bullet game, lichess.org, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3)

8.c3 Ba5 9.Bd3 Nge7 10.Bd2 b5 11.h4 Bb6 (11...h6 12.Rh3-/+) 12.Ng5 (better 12.Bb5!? 0-0 13.h5=) 12...h6-/+ 13.Nf3 Na5 14.g4 (14.Bf4 0-0-/+) 14...Nc4 15.Bc1 Bd7 16.g5 hg5 17.Ng5 g6 (better 17...Nf5!?-/+) 18.Qf3 Nf5 Attacks the isolani on h4 19.Bf5 gf5 (19...ef5?! 20.Qd5 Be6 21.Qc6 Bd7 22.Qd5=) 20.h5 f6 (20...b4 21.Qd1-/+) 21.ef6 Qf6 22.h6 (better 22.Nd2!? Na5 23.Qg2-/+) 22...Rh6-+ 23.Rh6 Qh6 24.Na3 Na3 25.Ra3 Ke7 (25...Bd8 26.Qg2-+) 26.Bf4 Qh4 27.Qe3 a5 (27...Qh1 28.Ke2 Qb1 29.Qe5 Qb2 30.Kd3 Qa3 31.Qg7 Ke8 32.Qg6 Kd8 33.Qg8 Be8 34.Qe6=) 28.Nf3 (28.Qe5 Rg8 29.Nf3 Qh5 30.Qd6 Ke8-/+) 28...Qh1 29.Ke2 Qb1 (29...Ke8 30.Qe5 Qh7 31.Qe3-+) 30.Bg5 (better 30.Nd2!? Qg1 31.Bg3-/+) 30...Ke8-+ 31.Nd2 Qb2?? (better 31...Qg1-+) 32.Rb3+/- Qc2? (better 32...Qa1 33.Qh3 Bc6+/-) 33.Qe5+- Bc8 34.Qh8?? (better 34.Qd6 Kf7 35.Rb1+-) 34...Kd7=+ 35.Rb5?? (better 35.Qf8 a4 36.Qe7 Kc6 37.Qe8 Kb7 38.Rb5 Qc3 39.Bd8 Qd4 40.Bb6 (40.Rb6?! Qb6 41.Qe7 Kc6 42.Bb6 Kb6+-) 40...Qb6 41.Nf3+- (41.Rb6?! Kb6 42.Qd8 Kc6+-)) 35...Kc6?? (better 35...Ba6 36.Qh7 Kc6-+) 36.Qe8+- Bd7 37.Rb6! (37.Qa8 Kb5 38.Qb7 Bc6-+) 37...Kb6 38.Qd7 (38.Qa8?! Bb5 39.Kf3 Qd1 40.Kf4 Qd2 41.Ke5 Qg5 42.Qb8 Ka6 43.Qa8 Kb6 44.Qb8 Kc6 45.Qc8 Kb6 46.Qb8=) 38...Qc3 39.Qe6 Qc6 40.Qf5 a4 0-1. Springer777 (2400) - Aaron_Whitney (2430), Lichess Liga 6B Team Battle, lichess.org, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3)

8.c3 Be7 9.Nfd2+=.

8.c3 Be7 9.Bd3 Bd7 10.0-0 Rc8 11.Na3 Na5 12.Qc2 Qc7 13.Bd2 b5 14.Rfb1 h6 15.Be2 Ba3 (better is 15...Nc6!?=) 16.Ra3+= b4 17.Rb4 Ne7 18.Ba6 Ra8 19.Bd3 0-0 20.Qc1 Rfb8 21.h4 Nc4 22.Rb8 Rb8 23.Ra1 Bc6 24.Rb1 Bb5 25.Bc4 Bc4 26.Rb8 Qb8 27.Qc2 Nc6 28.g4 Qb5 29.Kg2 Na5 30.h5 Bd3 31.Qd1 Be2 32.Qe1 Qd3 33.Be3 Nc4 34.Kg3 Ne3 35.fe3 Qe3 36.Qf2 Qe4 37.Nh2 Qd3 38.Nf3 Qe4 39.Nh2 Qd3 40.Nf3 Qe4 (40...Bd1 41.Kg2-/+) 41.Qg2 (41.Nh2 Kf8 42.Qe1 Qe3 43.Kg2-/+) 41...Qd3 (better is 41...Kh7!?-/+) 42.Qf2= ½–½. Claesen,Jeroen – Laurent,Michel, Huy op, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

8.c3 Bf8 9.Bd3 Bd7 10.Ng5 g6 11.Qf3 Nh6 12.0-0 Bg7 13.h4 0-0 14.h5 f6 15.Nh7 Kh7 16.hg6 Kg8 17.Qh5 fe5 18.Bh6 Bh6 19.Qh6 Qe7 20.de5 Ne5 21.Bc2 Qg7 22.Qh7 Qh7 23.gh7 Kg7 24.Nd2 Rac8 25.Rfe1 Rc3 26.Ba4 Nc6 27.Bc6 Rc6 28.Ra3 Kh7 29.Rg3 Rf6 30.Nf3 Be8 31.Ng5 Kh6 32.Ree3 b5 33.Rg4 Bg6 34.Rh3 Kg7 35.f4 Rf8 36.Nf3-/+ Rc1 37.Kf2 Rc4-+ 38.Rhg3 Rf6 39.Kg1 Rcf4 40.Rg5 R4f5 41.R5g4 Rh5 42.Nh4 Rh6 43.Nf3 Rh5 44.Nh4 Rh4! 45.Rh4 e5 Black plans e4 46.Rg5 Re6 Black intends e4 47.Kf2 d4 48.Rg3 e4 49.Ke2 b4 50.Kd1 d3 51.Re3 a5 52.Kd2 a4 53.Rh1 Rc6 54.Rhe1 Rc2 (54...Rc2 55.Kd1 Bh5 56.g4 Bg4 57.R1e2 Be2 58.Ke1 Bf3 59.Kf1 d2 60.Rd3 ed3 61.Kf2 d1Q 62.Kg3 Rg2 63.Kf4 Qe2 64.Kf5 Qe4) 0–1. Nielsen,Soren Holst – Pedersen,Karsten Nymann, DEN–chB Randers, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4)

8.c3 Bf8 9.Bd3 Nge7 10.h4 Bd7 11.h5 h6 12.0-0 Nf5 13.g4 (13.Nbd2 b5+=) 13...Nh4-/+ 14.Nh2 (14.Nh4 Qh4 15.Nd2 Na7-/+) 14...g6 15.hg6 Ng6 16.Bg6 fg6 17.Qd3 Rg8 18.Qh3 Qe7 (18...Na5 19.Nd2-+) 19.Nd2 (19.Bh6 Qh7 20.g5 Be7+=) 19...0-0-0 (19...Qf7!?-/+) 20.Nb3 (20.Ba3 Qf7+=) 20...Qf7 (20...h5 21.Nf3 hg4 22.Qg4+=) 21.Ba3 (21.Bh6 Bh6 22.Qh6 Rh8+=) 21...Qf4 22.Bf8 Rdf8 (22...Qf8 23.Rfb1 Na7 24.Nc5+/-) 23.Nc5 Nd8 24.Nd7 (better is 24.Nd3!? Qf7 25.Qh6-/+) 24...Kd7-/+ 25.Qd3 h5 26.g5 (better is 26.Qe2-+) 26...Qg5 27.Kh1 Rf4 28.f3 Rh4 29.Rf2 Qf4 30.Rb1 Qf5 31.Qd1 g5 32.Qa4 b5 33.Qa2 (33.Qb4 Nb7 34.Ra1 g4 35.Ra6 Qd3-+) 33...g4 34.fg4 Qe4 35.Rg2 hg4 1–0. Zvjaginsev,V (2640) – Akopian,Vl (2685), 11th EICC Men Playoff, Rijeka CRO, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3)

8.c3 Bf8 9.Bd3 (9.Ng5 Be7 10.Qg4 f5+=) 9...Nge7 (9...h6 10.Ba3+=) 10.h4 (10.Ng5 h6 11.Nh3 a5-/+) 10...h5 (10...Nf5 11.g4 Nfe7 12.Ba3+=) 11.Ba3 Na5 (11...g6 12.Qe2=) 12.Ng5 Black's piece can't move: f8 12...Nc4 Menacing 13.Qf3 White threatens to win material: Qf3xf7 13...Nf5 14.Bf8 Kf8 15.g4 (better is 15.g3!?= should be investigated more closely) 15...hg4-/+ 16.Qg4 Nh6 Black threatens to win material: Nh6xg4 (16...a5 17.Rg1 Rh4 18.Qg2-/+) 17.Qf4 (17.Qg3 Ke8 18.Nf3=) 17...f5?? with this move Black loses his initiative (better is 17...Nb2 18.Bh7 b5-/+) 18.ef6+/- Qf6 (18...gf6 19.Nh7 Rh7 20.Bh7+-) 19.Nh7 Rh7 20.Qf6 gf6 21.Bh7 White wins the exchange 21...Bd7 22.Rg1 Be8 23.Nd2 Nd6 24.Nb3 b6 Consolidates a5+c5 25.Bg6 Bf7 26.f3 Controls e4+g4 26...Ndf5 27.h5+= Nh4 Black threatens to win material: Nh4xf3 28.Ke2 Bg6 29.hg6 Kg7 30.Rh1 Ng6 31.Rag1 Nf5 32.Nc1 Nfe7 33.Nd3 Rh8 34.Rh8 Kh8 35.Ra1 a5 36.Rb1 Nc8 37.Kd2 Kg7 38.Rb5 Kf7 39.Nb2 Nf8 40.Na4 Nd7 41.Rb1 Nd6 ½-½. Barcsi,Judit (2125) - Vodila,Sandor, HUN-chT2 Maroczy, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

6.a3 b3

7.cb3 Qa5 8.Bd2 Qb6 9.Be3 Nge7 10.Bd3 Bd7 11.0-0 Na5 12.Bc2 Rc8 13.Nbd2 Ng6 14.h4 Be7 15.h5 Nh4 16.Nh4 Bh4 17.Rc1 Be7 18.Qg4 Ba3 19.Qg7 Rf8 20.Bh6 Bb5 21.Qh7 Bf1= 22.Bf8 Bf8 23.Rf1 Qd4 24.Nf3 Qc3 25.Ng5+/- Rc7 26.Bg6! Qe5 27.Bf7 Kd8 28.Ne6?? Qe6!-+ 29.Be6 Rh7 30.g4 d4 31.Rd1 Nc6 32.Bd5 Rd7 33.Be4 Bh6 34.Bd3 Ne5-+ 35.Bf5 Rd6 36.Kg2 d3 37.Kg3 Rd4 38.Bd3 Rd3 39.Rd3 Nd3 40.f3 Ke7 41.Kh4 Kf6 42.Kg3 a5 43.Kg2 b5 44.Kf1 Nc5 45.Ke2 Nb3 46.Kd3 Nc5 47.Kd4 b4 (47...b4 48.Kc4 b3-+) 0–1. Miteva,S (1675) – Vasileva,V (1705), 60th ch–BUL w, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 Qb6 8.Nc3 a5 9.Bd3 Bd7 (9...Nd4? 10.Nd4 Qc7 11.Ncb5 Qe5 12.Be3+-) 10.Be3 Rc8 11.Na4 Qa7 12.0-0 b6 13.Qe2 Nge7 14.Nc3 Ng6 15.Nb5 Qb8 16.h4 Be7 (16...f6 17.h5 fe5 18.hg6+/-) 17.h5+/- Nf8 18.Ng5 h6 19.Nh3 Na7 20.Na7 Qa7 21.Qg4 f5 22.Qg7 Rh7 23.Qg8 Kd8? (23...Rc3!? 24.Nf4 Rb3+-) 24.Rfc1 (24.Nf4!? Rc3 25.Rad1 Ba3+-) 24...Rc1 25.Rc1 (better is 25.Bc1!? Be8 26.Nf4+-) 25...Be8+/- 26.Nf4 Bf7 27.Qg3 Ba3 28.Rc2 Be8 29.Nd5 ed5 30.Bf5 Rc7 31.Bh6 (31.Rc7 Qc7 32.Bh6+=) 31...Rc2= 32.Bc2 Qf7 (32...Ne6!?=) 33.Bg5+/- Be7? (better is 33...Kc8!? 34.h6 Qg8+/-) 34.e6!+- Ne6 (34...Qe6 35.Be7 Deflection; 34...Ne6 35.Qd6 Double attack) 1–0. Kadas,Gabor (2280) – Fekete,Karoly (2120), HUN–ch Seniors, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 Qb6 8.Nc3 Bd7 9.b4 Nh6 (9...Nge7!?+=) 10.Na4 Qd8 11.Bd3 (11.Bh6!? gh6 12.Nc5 Bc5 13.bc5+/-) 11...Nf5+= 12.Bg5 Be7 13.Be7 Qe7 14.Bf5 ef5 15.Nc5 Be6 16.Qa4 0-0 17.0-0 f4 18.Rac1 (18.b5!? Nb8 19.Rfc1+/-) 18...Bg4+= 19.b5 Bf3 20.gf3 (20.bc6 Qg5 21.g3 fg3 22.fg3 Qe3 23.Rf2 Qc1 24.Rf1 Qe3 25.Rf2 bc6-+) 20...Qg5 21.Kh1 Qh5 22.Rc3 (worse is 22.Nb7 Qf3 23.Kg1 Qg4 24.Kh1 f3+=) 22...Ne7 23.Nb7 Nf5 24.Nd6 (24.Nc5!?+=) 24...Nd6= 25.ed6 Rad8 26.Qb4 Rfe8 27.Qc5 Qh3 28.Rg1 Re2 29.Qc7+= Rf8 30.d7+/- Rf2 31.Qf4+- Rf1?? 32.Qg4 Rg1 33.Kg1 Qh6 34.a4 f5 35.Qg2 Rd8? 36.Qe2 Kf7 37.Rc8 Qg5 38.Kh1 Qe7 39.Qe7?? Ke7+= 40.Rd8 Kd8 41.h4 g6 42.Kg2 h6 43.f4 h5 44.a5 Kd7 45.Kf3 Kc7 46.Ke3 Kb7 47.Kd3 a6 48.b6 Kc6 49.Kc3 Kd6 50.Kb3 Kd7 51.Kb4 Kc6 52.b7! Kb7 53.Kc5 g5 54.hg5 h4 55.g6 h3 56.g7 h2 57.g8Q h1Q 58.Qd5 (58.Qd5 Qd5 59.Kd5+-) 1–0. Husarik,Branko (2105) – Hrubant,Ivan (2120), CZE–chT2c, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 Qb6 8.Bd3 Bd7 (8...Nd4? 9.Nd4 Qc7 10.Bf4+-) 9.Be3 Rc8 10.0-0 Na5 11.Nbd2 Bb5 12.Qe2 a6 13.Rac1 Ne7 14.Rc8 Nc8 15.Rc1 Nc6 16.b4 Be7 17.Nb3 Bd3 18.Qd3 0-0 19.Nc5 Rd8 20.Ng5 g6 21.Bd2 Bf8? (better is 21...N8a7+/-) 22.Qh3 h6 23.Nf7! Kf7 24.Qe6 (24.Ne6?! Re8 25.Nf8 Rf8 26.Bh6 Rh8 27.Qd7 N6e7+/-) 24...Kg7 25.Qf6 Kh7 (25...Kg8 26.Qg6 Kh8+-) 26.Ne6 Nd4 (26...N8e7 27.Qf7 Kh8 28.Nf8 Rf8 29.Qf8 Ng8 30.Bh6+-) 27.Rc7 (27.Qf7 Kh8 28.Nf8 Ne2 29.Kh1 Ng3 30.hg3 Rf8 31.Qf8 Kh7 32.Qf7 Kh8 33.Rc8 Qd8 34.Rd8) 27...Ne7 (27...Qc7 28.Nc7 Ne7 29.Qf7 Bg7 30.Qe7 Nc6+-) 28.Re7 (28.Re7 Kg8 29.Qg6 Bg7 30.Qg7; 28.Nd8?! Qc7 29.Qf8 Ndf5+-) 1–0. Konik,Michael – Kabir,Razaul, Karl Mala Memorial op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 Nge7 8.Bd3 Qb6 9.Bb2 Nf5 10.g4 Nh6 11.Rg1 Be7 12.Nc3 a6 13.g5 Nf5 14.Bf5 ef5 15.Nd5 Qa5 16.Nc3 Bd7 17.b4 Qd8 18.d5 Na7 19.d6 Bf8 20.Nd5 (20.Nd5 Qc8 21.Nc7 Kd8 22.g6 (< 22.Na8 Qa8 23.Qd5 Be6 24.Qa5 Ke8+-) 22...hg6 23.Ng5+-) 1–0. Forsberg,V (2190) – Myrberg,R, Scandinavian Chess Tournament, Taeby SWE, 2007.

7.cb3 Nge7 8.Bd3 Nf5 9.Bb2 Be7 10.0-0 0-0 11.Nc3 Ncd4 12.Nd4 Nd4 13.Bh7 Kh7 14.Qd4 Rh8 15.Nb5 Kg8 16.Qd3 Bd7 17.Rac1 Qb6 18.Nd4 g6 19.Rc2 Kg7 20.Rfc1 Bg5 21.Rf1 Bf4 22.g3 Be5 23.Nf5 gf5 24.Be5 f6 25.Bd4 Qd6 26.Qd2 e5-/+ 27.Bc5 Qe6 28.f4 e4 29.Bd4 Bc6 30.Qe3 a6 31.g4 fg4-/+ 32.f5 Qd6 33.Qg5 Kf8 34.Bf6 Rg8 35.Qh6 ½–½. Sam,Christian – Jankovskis,Guntis (2325), Wuerzburg op 9th, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 Nge7 8.Be2 Bd7 9.0-0 Qb6 10.Nc3 Na5 11.Bd2 (11.b4 Nc4+=) 11...Nf5 (11...Qb3!? 12.Nb5 Bb5 13.Ba5 Qa4=) 12.b4+= Nc4 13.Bf4 Rc8 14.g4 Ne7 15.Nb1 Ng6 16.Be3 Be7 17.Nbd2 Ne3 18.fe3 Rc3 19.e4 (19.Kf2 0-0-/+) 19...Nf4 20.ed5 (20.Re1-/+) 20...Nd5 (better is 20...ed5!? 21.Re1 Bg4-+) 21.Ne4 Rc8 22.Qd2 0-0 23.Rf2 Ba4 24.Bd3 Qc6 25.Kg2 b6 26.Raf1 Nc3 (26...a5 27.ba5 Ba3 28.Nf6 Nf6 29.ef6+=) 27.Nc3 Qc3 28.Qc3 Rc3 29.Be4 Ra3 30.Rb1 Rb3 31.Rb3 Bb3 32.Rb2 Ba4 33.Ra2 (better is 33.b5!?=) 33...b5-/+ 34.Rb2 Rc8 35.Kg3? (better is 35.d5!? ed5 36.Bd5-/+) 35...Rc4-+ 36.Kf2 Rb4 37.Rd2 Rc4 38.Bd3 Rc3 39.Ke2 a5 40.Bb1 (40.Ra2 f6-+) 40...Bb3 41.Ne1 (41.Ba2-+) 41...Bg5 42.Rd3 (42.Rb2 Bc1 43.Rb3 Rb3-+) 42...Bc4 43.Nf3 Bd3 (43...Bd3 44.Bd3 Bf4 45.Bb5 Bh2-+) 0–1. Xiong,Ferdinand – Elgin,Resul Goekberk, Wch U10 Kemer, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 f5 8.Bd3+- Nge7 9.Nc3 Ng6 10.h4 Be7 11.b4 0-0 (11...Bh4?? 12.Nh4 Nh4 13.Qh5 g6 14.Qh4 Qh4 15.Rh4+-; worse 11...Nh4 12.Nh4 0-0 13.Nf3+-) 12.g3 Bd7 13.Bg5 h6 14.Be3 Rc8 15.Qd2 (better 15.Na4!?=) 15...Nb4!-/+ 16.Bb1 (16.ab4 Bb4 Combination) 16...Nc6 17.Bh6 Na5 18.h5 (18.Ba2 Rc3 19.Qc3 gh6-/+) 18...Nh8-+ (18...gh6?! 19.hg6 Bg5 20.Qb2=) 19.Bg7 Kg7 20.h6 Kh7 21.Ra2? (21.Ba2-+) 21...Nc4 22.Qd3 Qa5 23.Kf1 b6 24.g4 (24.Ne2 Nf7-+) 24...Nb2! (24...Ba3?! 25.gf5 ef5 26.Ng5 Kg8 27.Qg3 Nd2 28.Rd2 Rc3 29.Rd3=+) 25.Rb2 Qc3 (better 25...Rc3!? 26.Qe2-+) 26.Qc3 Rc3 27.gf5 ef5 28.Rh3 a6?? (better 28...Rfc8 29.e6 Be6-+) 29.Ng5+= Bg5 30.Rc3 Bb5 31.Bd3 Bc4?? (better 31...Bd3 32.Rd3 Bd8+=) 32.Bc4+- (32.Rb6?! Bd2 33.Rc4 dc4 34.Bc4 Bc3+-) 32...Rc8 (32...dc4 33.Rb6 Rc8 34.Rg3+-) 33.Rb6 (better 33.Rg3 dc4 34.Rg5 Rc6+-) 33…dc4 1–0. Rotov,Igor – Mastrokoukos,G (2300), 18th Puhajarve Rapid (20), 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 b3)

7.cb3 f6 8.Bd3 Qb6 9.0-0 Bd7 (9...Nd4? 10.Nd4 Bc5 11.Nf3+-) 10.b4 0-0-0 (10...Nd4? 11.Nd4 0-0-0 12.Nf3+-) 11.Be3 Kb8 12.Nc3 Nce7 13.Qb3 Nf5 14.Bf5 ef5 15.Rfb1 Ne7 16.a4 (16.Nd5?! Nd5 17.Qd5 Be6+/-) 16...Be6 17.a5 Qc6 18.ef6 gf6? (18...Ng6+-) 19.Nd2?? (better is 19.Bf4 Ka8 20.Na4+-) 19...Ng6+/- 20.f3 Rg8 21.Ne2 Bd6 22.b5 Qd7 23.f4 Qg7 24.g3 (24.Rc1!?+=) 24...h5= 25.Kf1 h4 26.Ke1 hg3 27.hg3 Rh8 28.Nf1 Rh1 29.Kd2 Rc8 30.Rc1 Rc4 31.Rc4 dc4 32.Qa4 Qe7 33.Rb1 Bd5 34.Nc3 Be4 35.Rc1? Bd3-+ 36.Qa1 Bb4 37.Re1 Bc3 38.Kc3 Rf1 39.Rf1 Bf1 40.Qf1 Qe3 41.Kc4 Ne7 42.Qh3? Qc1 43.Kd3 Qd1 44.Kc4 Qc2 45.Kb4 Nd5 (45...Nd5 46.Ka3 Qc3 47.Ka2 Nb4 48.Kb1 Qc2 49.Ka1 Qc1) 0–1. De Jong,Peter – Van Kerkhof,P, NED–chT Netherlands, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 f6 8.Bd3 fe5 9.de5 Bc5 10.0-0 Bb6 11.Qc2 g6 12.Nc3 Nge7 13.Bh6 Nf5 14.Bf5 gf5 15.Nb5 Bc7 16.b4 (16.Bg5 Qd7+/-) 16...Bb8 17.Rfe1 Rg8 18.Qc5 a6 19.Nbd4 Nd4 20.Qd4 (20.Nd4? Ba7 21.Qc3 Qh4-+) 20...Bd7 21.Qd2 Bb5 22.Bg5 Qd7 23.Bf6 Rg6 24.Rac1 Bc4 25.Nh4 Rg4 26.h3 Rg8 27.Qd1 b5 28.Qf3 Qf7 29.a4 Bc7 30.ab5 ab5 (30...Bb5? 31.Nf5 Rg6 32.Ne7+-) 31.Ra1 Ra4 32.Qe3 Qd7 (32...Rb4 33.Nf5 Qg6 34.g4+-) 33.Nf3 Bd8 (33...Rb4?? 34.Ra8 Bd8 35.Rd8 Qd8 36.Bd8+-) 34.Reb1 Qb7 35.Qd2 (35.Bd8 d4 36.Qf4 Bd5+/-) 35...Bb6 36.Qd1 Qa7 37.Bh4 Kd7 38.Nd2 Rc8? (38...Bd3 39.Ra4 ba4+=) 39.Ra4 ba4 40.Qh5 Kc6 41.Nc4 dc4 42.b5 Kd5?? 43.Qd1 Ke5 44.Rb2 Bd4 45.b6! Qd7 46.Re2 Kd5 47.Bf6 Kc5 48.Rd2 (48.Rd2 Qb5 49.Bd4 (worse is 49.Rd4 Kb6 50.Rd7 Ka6+-) 49...Kc6 50.Bc3+-) 1–0. Rahls,Peter (2245) – Kircher,Werner (1810), Seefeld op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 b3)

7.cb3 f6 8.Bd3 fe5 9.de5 Nge7 10.0-0 (10.b4 Bd7+-) 10...g6+= 11.Bb2 Bg7 12.Nbd2 0-0 13.Re1 Bd7 14.b4 Nf5 15.Rc1 Rc8 16.Qe2 Nh4 17.Nh4 (17.b5 Na5+-) 17...Qh4+= 18.Nf3 Qf4 e5 becomes the focus of attention 19.Rc5 b6 (19...a6 20.Rec1+=) 20.Rc2 Ne7 21.Rec1 Rc2 (21...Ba4 22.Rc8 Rc8 23.Rc8 Nc8 24.Bb5 Bb5 25.Qb5+-) 22.Rc2+- Rc8 23.Rc8 Bc8 (23...Nc8!? 24.Qc2 Qf8+-) 24.Qc2+- Bf8 (24...Qf8 25.Qc7 Qe8 26.Qa7+-) 25.Bc1 (25.Qc7 a5+-) 25...Qf7 26.Bg5 (better 26.Qc7+-) 26...Qe8 27.Bf6 Qd7 28.h4 (28.Nd4 Bb7+-) 28...Qc6 29.Qd2 Nf5 (29...Qa4 30.Qc1 Qc6 31.Qg5+-) 30.g4 (30.h5 a5+-) 30...Ng7 (better 30...Nh6+=) 31.h5!+- d4 (31...gh5 32.Qh6 Combination) 32.Ng5 (better 32.hg6 hg6 33.Bg6 Qf3 34.Qh6 Qg4 35.Kh2 Qg6 36.Qg6+-) 32...Bb7+- 33.Ne4 (33.Be4 Qc3 34.Qe2 Bc6 35.Bc6 Qc6 36.hg6 h6+-) 33...gh5+= 34.gh5 Nh5 35.Qg5 Ng7 36.f3 (better 36.Bg7 Bg7 37.Qd8 Bf8 38.Kh2+=) 36...Qe8?? (better 36...Qd7=) 37.Bg7+- Qg6?? (37...Be4 38.Bf8 Qg6 39.Qg6 A) 39...hg6?? 40.Be4 (worse 40.fe4 Kf8 41.Kf2 Kf7+-) 40...Kf8 41.Bg6+-; B) 39...Bg6 40.Bg6 Kf8 41.Bh7 Kg7+-) 38.Qg6 (38.Nf6 Kf7 39.Bg6 hg6 40.Bf8 Kf8 41.Qh6 Kf7 42.Qh7 Kf8 43.Qg8 Ke7 44.Qe8) 38...hg6+- 39.Bf8 Kf8 40.Nf6 (better 40.Kf2!? Be4 41.Be4 Kf7+-) 40...Bf3 41.Kf2 Bc6 (41...Bh5 42.Kg3+-) 42.Kg3 (42.Bg6 Ke7+-) 42...Kf7 43.Kf4 a5 (43...Bb7 44.b5+-) 44.Kg5 (44.b5!? Bg2 45.Nd7 Bd5+-) 44...ab4 45.ab4 Ke7 46.Bg6 Bb5 47.Bc2 (47.Kf4 Bc6+-) 47...d3 (47...Be2 48.Bb1 d3 49.Ne4+-) 48.Bd1 d2 49.Kf4 Kf7 50.Ke3 Kg6 (50...Ke7 51.Kd2 Bc6 52.Ke3+-) 51.Kd2 (51.Bc2!? Kf7+-) 51...Kf5 52.Kc3 (52.Ng4!? Ke4+-) 52...Ke5 53.Ng4 Kf4 (53...Kd6 54.Kd4+-) 54.Nf2 (54.Kd4!? Kf5+-) 54...e5 (54...Ke3 55.Nh3+-) 55.Nd3 Kf5 56.Nb2 Kf4 57.Ba4 Ba6 (57...Ba4 58.Na4 b5 59.Kb2+-) 58.Bc6 e4 (58...Bf1 59.b5 e4 60.Kd2+-) 59.b5 Bc8 60.Kd2 e3 61.Ke2 Bg4 62.Ke1 Ke5 (62...Be6 63.Nd3 Kf5 64.Ke2+-) 63.Nc4 Kd4 64.Nb2 (better 64.Nb6 Kc5 65.Nd7 Bd7 66.Bd7+-) 64...Bf5?? (64...Ke5 65.Na4 Bf5+-) 65.Na4+- Bd3 66.Nb6 (better 66.Be8+-) 66...Kc5?? Attacks the isolani on b5 (better 66...Bb5 67.Bb5 Kc5=) 67.Nd7 (better 67.Na4 Kd6 68.Nb2+-) 67...Kd6 68.Nf6?? (better 68.Kd1+-) 68...Kc5= 69.Ng4 Bb5 70.Ne3 Bc6 71.Nd1 ½–½. Rotov,Igor – Kveinys,A (2545), 18th Puhajarve Rapid (10), 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 b3)

7.c3 Qb6=+ 8.Bb2 a5 9.a4 Bd7 10.Nbd2 Be7 11.Nb3 Nh6 12.Bc1 Nf5 13.Rb1 Qc7 14.Bg5 0-0 15.Be7+= Nce7 16.Nc5 Bc6 17.Bd3 b6 18.Na6 Qa7 19.Qb3 Nc8 20.0-0 Re8 21.Bb5 Bd7 22.g4 Nfe7 23.c4 dc4=+ 24.Qc4 Nd5 25.Ng5 Nce7 26.Rfc1 Rec8 27.Qd3 Ng6 28.h4 Rc1 29.Rc1 Bc8 30.h5 Nf8 31.Qf3 h6?? 32.Bc6 hg5 33.Ba8?? Qa8-/+ 34.Nc7 Qb7 35.Nd5 ed5-+ 36.Qc3 Bg4 37.Qg3 Qd7 38.f3 Bh5 39.Qg5 Bf3 40.Kf2 Be4 41.Ra1 b5 42.ab5 Qb5 43.Qd2 a4 44.Ra3 Qc4 45.Rc3 Qb4 46.Ke3 a3 47.Rc8 Qd2 48.Kd2 a2 49.Ra8 Bb1 50.Ke3 g6 51.Kf4 Kg7 52.Ra7 Ne6 53.Ke3 g5 0–1. Drevinskas,Tomas – Zitinskas,Lukas, 20th Open, Panevezys LTU, 2007.

7.c3 Nge7 8.Qb3 Nf5 9.Bd3 Be7 10.0-0 0-0 11.a4 Na5 12.Qc2 Qc7 13.h3 Bd7 14.Qe2 g6 15.g4 Ng7 16.Ng5?? f5?? 17.ef6=+ Bf6 18.f4?? Nc4 19.h4 Rae8 20.Qh2 Bg5 21.hg5 e5 22.de5 Bg4-/+ 23.Qh4 Bh5 24.Rf2 Nf5 25.Qh3 Qc5 26.Kg2? Nce3-+ 27.Be3 Ne3 28.Kh2?? Ng4 29.Qg4 Bg4 30.Rg2 Bh5 31.f5 gf5 32.g6 hg6 33.Nd2 Qe3 34.c4 Qd3 35.Rag1 Re5 36.Nf3 Qf3 37.Rg6 Bg6 38.Rg6 Kf7 39.cd5 Rh8 40.Rh6 Re2 (40...Re2 41.Kg1 Qg2; 40...Rh6 41.Kg1 Rh1) 0–1. murzyn1500 – busquete, kurnik, 2011.

6.a3 Qb6

7.ab4 Bb4 8.c3 Be7 9.Na3 a6 10.Be2 Bd7 11.0-0 Qc7 12.Nb5 Qb8 13.Qa4?? (better is 13.Na3+=) 13...Na7-+ 14.c4 ab5 (better is 14...dc4 15.Nd6 Bd6 16.Qc4-+) 15.cb5 b6 16.Bd2 Bc8 17.Rfc1 Bb7 18.Qc2 Bd8 19.Bb4 Nc8 20.Bd3 Ra1 21.Ra1 Nge7 22.h4 Qc7 23.Qd2 Qd7 24.h5 Nf5 25.Qf4 Be7 26.Bd2 f6 27.g4 fe5?? 28.Ne5+= Qd8 29.gf5 ef5 30.Bf5+- Nd6?? 31.Bd7 (31.Bd7 Qd7 32.Nd7 Kd7 33.Qg4 Kd8 34.Ra7+-) 1–0. Kovalcsik,Zoltan (1945) – Hazir,Barbara (1700), HUN–chT2 Barcza, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6)

7.c4 dc4 8.Bc4 Na5 9.Bd3 Bd7 10.0-0 Ne7 11.ab4 Qb4 12.Bd2 black resigned. 1–0. jasperp – raulsarobe (2490), net–chess.com, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6)

7.Be2 Bd7 8.0-0 Nh6 9.ab4 Bb4 10.c3 Be7 11.Nbd2 (11.Bh6!? gh6 12.Qd2=) 11...0-0+= 12.Bd3 Rac8 13.Ba3 Qd8 (13...Ba3 14.Ra3 Nf5 15.Qa1=) 14.Qb1 g6 15.c4 (15.Be7 Qe7 16.Qb7 Rb8+=) 15...b6 16.cd5 ed5 17.Be7 Qe7 18.Qb2 Nb4 (18...Nb4 19.Ba6 Rc2=) 0–1. Schwabe Rivera,Ulrich – Diaz Montes,Edwin (1985), Bayamon PUR, Men ch, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 e6 4.d4 d5 5.e5 Nc6 6.Nf3 Qb6)

7.Be3 ba3 8.Bd3 Qb2 9.Bd2?? (better is 9.Nbd2-/+) 9...Qa1-+ 10.Bc3 Bb4 11.Bb4 Nb4 12.0-0 a2 13.c3 (13.Na3 Qd1 14.Rd1-+) 13...Nd3 14.Qd3 ab1Q (better is 14...Qb2 15.Nbd2-+) 15.Rb1 (15.Qb1?? Qb1 16.Rb1 a5-+) 15…Qa5 0–1. Fernandez Perez,M – Tuimil Parapar,R, Naron op, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4)

7.ab4 Bb4

8.c3 Ba5 9.Ba3 Bd7 10.Be2 Rc8 11.0-0 Qc7 12.Qc2 a6 13.Nbd2 (13.Bd6 Qd8=) 13...Bb6 (13...Nd4 14.Nd4 Qc3 15.Ne4 de4 16.Qe4-/+) 14.Rfb1?? (better is 14.Qb2=) 14...Nd4!-+ 15.Nd4 (15.cd4 Qc2; 15.Nd4 Qc3) 15...Bd4 16.Qb3? (16.Nc4 Be5 17.Ne5 Qe5 18.Rb7 Rc3 19.Qd1-/+) 16...Qc3-+ (16...Be5 17.Qb4 Kd8 18.Qf8 Be8 19.Bb4 Bh2 20.Kh1+=; 16...Qe5 17.cd4 Qd4 18.Nf3+-) 17.Qb7 (17.Ra2 Qb3 18.Rb3 Be5 19.Rb7 a5-+) 17...Qd2 18.Qa6 (18.Bb2 Bb2 19.Qb2-+) 18...Ba1 (better is 18...Ne7-+) 19.Qd6+- Kd8 (19...Rc1 20.Rc1 Qc1 21.Bc1 Ne7 22.Qb8 Nc8+-) 20.Bb5 Nf6 21.ef6 Rc7 22.Bd7 (22.Bd7 Qf2 23.Kf2 Bd4 24.Kf1 Rc1 25.Rc1 Bc5 26.Be6 Bd6 27.Rc8; 22.Qe7 Kc8 23.Ba6 Rb7 24.Bb7 Kb8 25.Qd6 Ka7 26.Bc5) 1–0. Guillen Lorenzana,Xan – Cascudo Pueyo,Ignacio, Asturias–Galicia m, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qb6 7.ab4 Bb4)

8.c3 Ba5 9.Bd3 Bd7 10.0-0 f6 11.Ra2 Qc7 12.Qe2 0-0-0 (better is 12...Nge7!?+=) 13.Ba3+/- Qb8 14.Rb2 (14.c4 fe5 15.de5 dc4 16.Bc4 Bc7+/-) 14...Bb6 (14...fe5 15.Ne5 Ne5 16.de5+=) 15.Nbd2 fe5 16.de5 h6 (16...Qa8 17.Ra1 Re8 18.Bd6+-) 17.Nb3 (17.Bd6 Bc7 18.Rfb1 Na5+-) 17...Bc7 18.Nc5 Na5 19.Na6! (19.Nd7?! Rd7 20.Bb5 Rf7+-) 19...Qa8 (19...ba6 20.Rb8 Double attack) 20.Nc7 Kc7 21.Bd6 Kc8 22.Nd4 (22.Ra1 Nc6+-) 22...g5 (22...Re8+-) 23.Ra1 Nc4 (23...Nc6 24.Rba2 Nge7 25.Be7 Ne7 26.Ra7 Qb8+-) 24.Bc4 dc4 25.Qc4 Bc6 26.Nc6 bc6 (26...Rd6 27.ed6 Kd7 28.Ne5 Kd6 29.Rb6 ab6 30.Qd4 Ke7 31.Ra8 Kf6 32.Rf8 Ke7 33.Qd8#) 27.Rb8 (27.Rb8 Kd7 28.Ra8 Ra8 29.Rb1 g4 30.Rb7 Kd8 31.Qe6 a5 32.Qd7#; 27.Qe6 Rd7 28.Qe8 Rd8 29.Rb8 Qb8 30.Qc6 Qc7 31.Qc7#) 1–0. Koop,Thilo – Kneuer,Rainer, Wiesbaden op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

8.c3 Ba5 9.Bd3 Bd7 10.Ng5? Qd4-+ 11.Ra5? (better 11.Nf3 Bc3 12.Ke2-+) 11...Qe5 12.Be3 Na5 13.0-0 Nf6 14.Re1 Nc4 15.f4 (15.Bc4 dc4 16.Nf3 Qh5-+) 15...Ne3 16.fe5 Nd1 17.ef6 gf6 (17...Nb2 18.fg7 Rg8 19.Bh7 Rg7 20.h4-+) 18.Nh7 Nb2 19.Nf6 Kd8 20.Bc2 (20.Bf1 Rc8-+) 20...a5 21.Rf1 (21.Na3 Bc6-+) 21...a4 (better 21...Bb5!? 22.Rf2-+) 22.Nd7 Kd7 23.Rf7 Kc6 24.Na3 Nc4 (24...e5!? 25.Re7 Rae8 26.Re8 Re8 27.Bg6-+) 25.Nc4 dc4 26.Be4 Kd6 27.Rb7 Rhb8 28.Rf7 Ra5 29.Rf2 a3 30.g4 (30.Ra2-+) 30...a2 (30...a2 31.Rf1 Ke5-+) 0–1. Korolkovaite,Monika – Plutaite,Ausra, LTUChampionshipG14, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4)

8.c3 Ba5 9.Be2 Nge7 10.0-0 0-0 11.Qc2 Bd7 12.Ng5 Ng6 13.h4 Rac8 14.Qd3 f5 (14...h6 15.h5 hg5 16.hg6 fg6 17.Bg5=) 15.ef6 (15.h5 Nge7=) 15...Rf6= 16.Nh7 Kh7 17.h5 Be8 (17...Rh8 18.hg6 Kg8 19.Bg5=) 18.hg6 (18.Bg5 Rf5 19.hg6 Bg6=) 18...Bg6 (18...Rg6 19.Bh5 Qc7 20.Bg6 Bg6 21.Qh3 Kg8 22.Qe6 Bf7 23.Qg4+/-) 19.Qh3 Kg8 20.Bg5 Bf5 21.g4 Rg6 22.Qh5 Be4 23.f3?? Nd4 24.fe4?? Nf3 25.Kg2? Rg5 26.Qh3 Ne5 27.Ra2 Qc5 28.Rh1 Bb6 29.Qh8 Kf7 30.Rf1 Kg6 31.Qh3 Rf8 32.Qg3 Rf1 33.Kf1 Qe3 34.Qe3 Be3 35.ed5 ed5 36.Ra4 Nc6 37.Kg2 b5 38.Ra6? Bb6-+ 39.Bb5 Ne5 40.Nd2 Rg4 41.Kf1 Kf5 42.Ke2 Rg2 43.Kd1 g5 44.Ra4 g4 45.c4 dc4 46.Nc4 Nc4 47.Rc4 g3 48.Bc6 Rg1 49.Ke2-/+ Bf2 50.Kf3 Ra1 51.Kg2 Ra3 52.Re4 Rc3 53.Ba8 Rc8 54.Bb7 Rb8 55.Bc6 Rb6 56.Ba8 a5 57.Ra4 Be1 58.Kf1 Bb4-+ 59.Kg2 Kf4 60.Ra1-/+ Rg6 61.Rf1 Ke5 62.Bf3 Kd4 63.Rd1 Kc3 64.Be4 Rd6 65.Rf1? Kd4 66.Bf5 Ke5 67.Kg3+= a4 68.Rf4 Be1 69.Kg4= Rd4 70.Rd4 Kd4 71.Be6 ½–½. Adam,Etienne (1770) – Tireau,Jean Marie (1710), FRA–chT4, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4)

8.c3 Be7

9.Ba3 Ba3 10.Na3 a6 (10...Nge7 11.Bd3=) 11.Bd3 (11.Nb5!+-) 11...Nge7= 12.0-0 Qc7?? (better 12...Na5=) 13.Nb5!+- ab5 14.Ra8 Na5 (14...b4 15.Qb1 bc3 16.Rc1+-) 15.Bb5 (15.Qb1 Nac6+-) 15...Kf8 (15...Nec6+-) 16.Qa4 (16.Qa4 Nac6 17.Qa3+-) 1–0. Zuleta,Juan Esteban – Castro,Jairo Antonio (1960), IRT Camp Nacional de Ajedrez C, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7)

9.Nfd2 +=.

9.Bd3 Bd7 10.0-0 f5 11.Ra2 Nh6 12.Rb2 Qc7 13.Bh6 gh6 14.Qd2 0-0-0 15.c4 Rdg8 16.cd5 ed5 17.Nc3 Be6 18.Rc1 Ba3 19.Nb5 Bb2 20.Rc6 Qc6 21.Na7 Kd7 22.Nc6 Ba3 23.Qc3 Ra8 24.Na5 Rhc8 25.Bb5 Ke7 26.Qa3 Kf7 27.Qb4 b6 28.Nc6 Ra1 29.Ne1 Re8 30.Kf1 f4 31.Qd6 f3 32.Nd8 Rd8 33.Qd8 Re1 34.Ke1 fg2 35.Be8 Kg8 36.Bh5 Kg7 37.Qe7 Kh8 38.Qf8 Bg8 39.Qf6 1–0. Frohberg,M – Siebrecht,Sebastian, It (open), Hamburg (Germany), 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3)

9.Bd3 Bd8 10.0-0 Nge7 11.Ba3 0-0 12.Bh7 Kh8 (better is 12...Kh7!? 13.Ng5 Kg6=) 13.Bd3 g6 14.h4 (14.Nbd2 f6+/-) 14...Kg7 15.h5 Rh8 16.hg6 fg6 17.Nh2 (better is 17.Bc5 Qc7 18.Na3+=) 17...Nd4-/+ 18.cd4 Qd4 19.Nd2? (better is 19.Be7 Be7 20.Ra4 Qe5 21.g3-/+) 19...Qh4?? (better is 19...Qd3 20.Bd6 Nf5-+) 20.Ndf3+- Qf4 21.Bc1 Qf7 22.Ng5 Qg8 23.Ng4 Nf5 24.Nf6! Bf6 25.ef6 Kf6 26.f4 Ke7 27.Ba3 Kd8 28.Bb2 Ne3? 29.Bf6 Ke8 30.Bb5 Kf8 31.Qd4 (31.Qd4 Qh7 32.Nh7 Rh7 33.Qe3+-) 1–0. Smith,Devon – Reed,Ken, NZL–ch Major op, 2007. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6 6.Nf3 Qb6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f5 10.0-0+= Qd8 (10...Nh6 11.Bh6 gh6 12.Na3+=) 11.c4+- Nb4 12.Nc3 Nd3 (12...Nh6 13.Ba3 0-0 14.cd5 Nd5 15.Be7 Qe7 16.Nd5 ed5 17.Qb3+-) 13.Qd3 dc4 14.Qc4 Bd7 15.d5 Qc8 (better 15...Rc8!? 16.Qd3 Qc7+-) 16.Qb3 1–0. Karl – Entinet, internet, 2018. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 e6 5.Nf3 Nc6 6.d4 Qb6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f6 10.0-0 a6 11.Na3 Bd7 12.Nh4 (12.c4 A) 12...Nd4 13.Nd4 fe5 14.Qh5 Kf8 15.Ndc2+/- (worse is 15.Qe5 Bf6 16.Qe2 Qd4-/+); B) 12...fe5 13.de5 Bc5=) 12...g6 13.Nf3 Rc8 14.Re1 fe5 15.de5 Bc5 16.Qc2 Nge7 17.Bg5 Rf8 18.Bf6 Nf5 19.Reb1 Qc7 20.Qe2 Be7 21.Bf5 gf5 22.Ng5 Kd8 23.c4 Bf6 24.ef6 Rf6 25.cd5 Nd4 (better is 25...ed5!? 26.Qh5 Qf4-/+) 26.Qe3 Qc3 (better is 26...e5 27.f4 Qc5 28.fe5 Nf3 29.Kf2 Ne5 30.Qc5 Rc5 31.Nh7 Rh6-+) 27.Qe5?? (27.Nh7!? Rg6 28.Nf8+/-) 27...Rg6?? (better is 27...Nb3 28.Qc3 Rc3 29.Rb3 Rb3 30.Nh7 Rh6-+) 28.h4 h6 29.Qh8 Be8?? 30.Nf7+- Ke7?? 31.h5 Nf3 32.Kh1-/+ Qh8 33.Nh8 Rg8 34.Rb7+= Kf6 35.gf3?? Bh5-+ 36.Rb3 Rh8 37.de6 0–1. Capron,Daniel (2070) – Chokbengboun,Thomas (1900), St Chely d'Aubrac op 5th, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4)

9.Bd3 f6 10.0-0 Bd7 11.Na3 a6 12.c4 fe5 (12...Nd4 13.Nd4 fe5 14.Qh5 Kf8 15.Ndc2+- (worse 15.Qe5 Bf6 16.Qe2 Qd4-/+)) 13.de5 d4 (13...Bc5 14.Rb1 Qc7 15.cd5 ed5 16.Re1=+) 14.Qe2 (14.Nb5 Bc5+=) 14...0-0-0 (14...Rd8 15.Ng5 Bg5 16.Qh5 Kf8 17.Bg5+=) 15.c5 (15.Nc2 Be8+=) 15...Bc5 (15...Qc7 16.Nc4 Bc5 17.Ng5+-) 16.Nc4 Qc7 17.Nd6 (better 17.Ng5!? Rf8 18.Nh7+=) 17...Bd6=+ 18.ed6 Qd6 19.Ba6?? (better 19.Ba3 Qf4 20.Rfb1=) 19...Nb8?? (better 19...ba6!? 20.Ra6 d3-+) 20.Bf4 (better 20.Bd3+-) 20...Qf4=+ 21.Rfc1 Bc6 22.Qe6 Rd7 (22...Kc7 23.Bb7 Qc1 24.Rc1 Kb7 25.Rb1 Kc7 26.Qe5 Kd7 27.Qd4 Kc8 28.Rb8 Kb8 29.Qd8 Kb7+-) 23.Bb7 Kb7 24.Rc6! Nc6 (24...Nc6 25.Qd7 Double attack (25.Qd7 Deflection; 25.Qd7 Remove defender; 25.Qd7 Overloading)) 25.Qd7 Qc7?? (25...Kb6 26.Qc8 Nge7 27.Qh8 Qh6+-) 26.Rb1 (26.Rb1 Nb4 27.Rb4 Ka6 28.Qc7 Nf6 29.Qb6) 1–0. Steinbrenner,J (2020) – Becking,FJ (1870), VMCG Open A, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qb6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f6 10.0-0 fe5 11.de5 Bd7 12.Qe2 Na5 (12...Nh6!?=) 13.Nd4+- g6 (13...Nh6 14.Bh6 gh6 15.Nd2+-) 14.Be3 Bc5 15.Nd2 Ne7 (15...Bd4!? 16.cd4 Ne7+-) 16.Rfb1+- Qd8 (16...Bd4 17.Rb6 (17.cd4?! Qc7+-; 17.Bd4?! Qc7+=) 17...Bb6 18.Bb6 ab6 19.Qf3+-) 17.Nb5 (better 17.Ne6!? Be6 18.Bc5 Nf5+-) 17...Be3 18.Nd6 (18.fe3?! 0-0=+; 18.Qe3?! 0-0+=) 18...Kf8 19.Qe3 (19.fe3?! Kg7+-) 19...Nf5?? (19...Kg7 20.Nf3 Rf8+-) 20.Bf5 gf5 (20...ef5 21.e6 Be6+-) 21.Qc5 (better 21.Ra5 Rg8 22.Rb7+-) 21...b6+= 22.Qe3 Qh4 (22...Rg8!?+=) 23.Rb4+- Qh5 24.Nf3 Rg8 25.Rh4 Qg6 26.Ne1 (better 26.g3 h5 27.Nd4+-) 26...Bc6?? (better 26...Rg7+=) 27.Rh6+- Qg5 28.Rf6 Ke7 29.Rf7 Kd8 30.Qg5 (30.f4 Qh5 31.Ra7 Ra7 32.Qb6 Rc7 33.Qb8 Kd7 34.Qg8 Qg6+-) 30...Rg5 31.Rh7 (31.Nd3 Rg8 32.Ra5 ba5+-) 31...Rg4 32.h3 Rg6? (32...Rg8 33.Nf3+-) 33.g3 (better 33.Nd3!? Rg8 34.Ra5 ba5+-) 33...Nb3 (33...Rg8!?+-) 34.Raa7 Ra7 35.Ra7 Nd2 (35...d4 36.Ra3 Nd2 37.cd4+-) 36.Kh2 (better 36.Nd3!? Bd7 37.Nf4 Nf3 38.Kg2 Ne5 39.Ng6 Ng6+-) 36...Ne4 37.Ne4 de4 (37...fe4 38.g4+-) 38.Ng2 Kc8 (38...Rg8 39.Nf4 Re8 40.h4+-) 39.Re7 (39.Nf4 Rg8+-) 39...Bd7 (39...Rh6 40.Nf4+-) 40.Nf4 Rh6 41.h4 Kd8 42.Rg7 b5 (42...Bb5 43.Rb7+-) 43.Rg6 (better 43.Kh3 Rh8+-) 43...Rg6 44.Ng6 Be8 45.Nf4 Ke7 46.Kg2 (46.Kg1 e3+-) 46...Bc6 (46...Bf7 47.Kf1+-) 47.Kf1 Bd5 (47...e3+-) 48.Nd5 ed5 49.Ke2 (better 49.h5 d4 50.cd4 b4+-) 49...Ke6 50.Ke3 Ke5 51.h5 d4 (51...Kf6 52.Kf4 Ke6+-) 52.cd4 Kf6 53.d5 b4 54.Kd4 b3 55.Kc3 b2 56.Kb2 1–0. Pla Rofes,Aleix – Gracia Train,Carles (1675), Campionat Absolut de Tarragona Group B, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f6 10.Qc2 f5 11.Na3 Bd7 12.0-0 Rc8 13.Qe2 Na5 14.Bd2 a6 15.Rfb1 Qc7 16.Nc2 Bd8 17.g4 (17.Nh4! g6 18.Nf3=) 17...Ne7+= 18.gf5 Nf5 19.Bf5 ef5 20.Ne3 Be6 21.Ng2 0-0 22.Nf4 Qf7?? (22...Re8 23.Qd3 g6 24.Ne6 Re6 25.Bg5-/+) 23.Kh1?? (better is 23.Ra5 Ba5 24.Ng5+-) 23...Rc6 (23...Re8 24.Ne6 Qe6 25.Bg5-/+) 24.Rg1? (better is 24.Ra5!? Ba5 25.Ng5=) 24...Nb3 25.Rab1 Nd2 26.Qd2 Qd7 27.Rg3 Rf7 28.Rbg1 Kf8 29.Rh3 h6 30.Rg6 Ba5?? 31.Ng5+/- hg5 32.Ne6 Kg8 33.Rhh6?? Re6!-+ 34.Qg5 Rg6 35.Qg6 Qb5 36.Kg2 Qe2 37.Rh4?? f4-+ 38.e6 f3 39.Kg3 Bc7 40.Kg4 Rf4 41.Kg5 Rh4 42.Qe8 Kh7 43.Qg6 Kg8 ½–½. Sobolevsky,Leonid (2255) – Pokorna,Regina (2170), Bratislava Slovan op, 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qb6 7.ab4 Bb4)

9.Bd3 f6 10.ef6 Nf6=+ 11.Ne5 (11.0-0!?=+) 11...0-0-/+ 12.0-0 Bd6 (12...Ne5 13.de5 Ne4 14.Be4 de4 15.Ba3=+) 13.Ba3 (13.Qe2 Qc7 14.f4 Bd7=+) 13...Qc7 (better 13...Ne5!? 14.de5 Be5 15.Bf8 Kf8-/+) 14.Bd6= Qd6 15.Re1 Bd7 (15...Qc7 16.Nd2=) 16.Nd2 Be8 17.h3 Nh5 18.Qb1 g6 19.Ndf3 (19.Qb7 Rb8 20.Qa6 Rb6=) 19...Nf4 20.Ng5 (better 20.Bf1!?=) 20...Ne5-/+ (20...Nd3? 21.Qb7 (21.Qd3?! Ne5 22.Re5 Bd7=) 21...Qe7 22.Qe7 Ne7 23.Nd3+-) 21.Re5 Qc6 (21...h6 22.Nf3 Nh3 23.gh3 Rf3 24.Bg6-/+) 22.g3 (22.Bc2 Qc3 23.g3 Nh3 24.Nh3 Qd4=) 22...Nd3=+ 23.Qd3 Bd7 24.Rae1 (24.Ree1 a5=+) 24...Rae8 (24...Rf6 25.h4=+) 25.h4=+ Rf5 (25...Rf6 26.h5=+) 26.h5 Kg7 (26...h6 27.Nf3 Qa6 28.Qd1=) 27.Qe3 Rf6 (27...gh5 28.Nf3 Qd6 29.Nh4 Re5 30.de5=) 28.Nh3 a5 (28...Rf5 29.Nf4=) 29.Nf4+= a4 30.Rg5 (30.hg6 hg6 31.Rg5 Rh8 32.Ng6 Rg6 33.Qe5 Kf7 34.Rg6 Kg6 35.Qh8 Kf7+-) 30...Rf5= 31.Ng6 hg6 32.Rg6 Kf7 33.Qh6 Ke7 34.Rg7?? (better 34.g4 Rf3 35.Qg5 Kd6 36.Qe5 Ke7 37.Qg5 Kd6 38.Qe5 Ke7 39.Qg5=) 34...Kd8-+ 35.g4 Rff8 (35...Rf3 36.Qg5 Kc8 37.h6-+) 36.Qc1 (36.Qg5 Kc7 37.h6 a3-/+ (37...Qc3 38.Rc1 Qc6 39.Rc6 bc6 40.Qe5 Kc8 41.Qd6+-)) 36...Rf3 (better 36...Kc7-+) 37.Re3? (better 37.h6 Qd6 38.h7-+) 37...Ref8 (better 37...Re3 38.Qe3 a3-+) 38.Rf3= Rf3 39.Kg2 Rc3?? (better 39...Rf8 40.h6 Qd6=) 40.Qf4+- Kc8 (40...e5 41.Qg5 Kc7+-) 41.h6 a3 (41...b6 42.h7 Kb7+-) 42.h7 b5 43.h8Q Be8 (43...Kb7 44.Qfb8 Ka6 45.Qa8 Qa8 46.Qa8 Kb6 47.Rd7 Rg3 48.Kg3 e5 49.Rb7 Kc6 50.Qa6) 44.Rg8 (44.Qf7 Rg3 45.fg3 Qc2 46.Kh3 Qh2 47.Kh2 a2 48.Qfe8) 44...Kb7 (44...Qd7 45.Re8 Kb7 46.Qb8 Ka6 47.Qa8 Qa7 48.Re6 Ka5 49.Qa7 Kb4 50.Qf8 Kc4 51.Qfc5 Kd3 52.Re3 Kc2 53.Qc3 Kb1 54.Qaa3 b4 55.Re1) 45.Re8 a2 (45...Ka7 46.Re7 Kb6 47.Qd8 Ka6 48.Qfd6 b4 49.Q8b8 Rg3 50.fg3 Ka5 51.Qc6 a2 52.Ra7) 46.Rb8 Ka6 (46...Ka7 47.Qf7 Qc7 48.Qd8 Ka6 49.Qdc7 Rc7 50.Qc7 a1Q 51.Ra8) 47.Ra8 Kb6 48.Qhb8 (48.Qd8 Qc7 49.Qfd6 Kb7 50.Qa6) 48...Qb7 49.Qb7 (49.Qfd6 Rc6 50.Qb7 Kb7 51.Qb8) 49...Kb7 50.Qb8 (50.Qb8 Kc6 51.Ra7 Rg3 52.Kg3 b4 53.Qb4 a1Q 54.Qc5) 1–0. Brown,Geoffrey D – Dean,Robert A (1820), 6th The Four Nations Chess League Congr, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 g6 10.Bg5 Bg5 11.Ng5 Qd8 12.Qd2 h6 13.Nf3 Bd7 14.Na3 a6 15.c4 Na5 16.cd5 (16.Qe3 dc4 17.Nc4 Nc4 18.Bc4 Ne7+=) 16...ed5 (better is 16...Nb3!? 17.Qb2 Na1-/+) 17.Qa2 Ne7 18.Nc2 Nac6 19.0-0 0-0 20.Rab1 b5 21.Ne3 Be6 22.h4 (22.Rfc1!?=) 22...Qb6 23.Qb2 b4 24.Nc2 (24.Ra1 f6-/+) 24...a5 25.Qc1 Kg7 26.Qf4 f5 (26...f6 27.Qd2-+) 27.h5 (27.Rb2 a4-/+) 27...gh5 (better is 27...g5 28.Qd2 g4-+) 28.Ng5?? (better is 28.Rb2-/+) 28...hg5-+ 29.Qg5 Ng6 30.g3 Qd8 31.Qh5 Rh8 32.Qf3 Qg5 33.Qg2 Qg4 34.f4 Rh3 35.Ne3 Qg3 36.Nf5 Bf5 37.Bf5 Qe3 38.Rf2 Rg3 39.Rbb2 0–1. Haug,Finn (1930) – Fedin,Viktor (1760), Alta ASKO Hostturnering, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 h5 10.Na3 Nh6 11.Nb5 Nf5 12.Qe2 Qd8 13.Bf5 ef5 14.Nd6 Bd6 15.ed6 Be6 16.Bf4 Qd7 17.c4 0-0 18.c5 f6 19.h4 Rfe8 20.0-0 Bf7 21.Qb5 Re4 22.g3 a6 23.Qb6 Rc8 24.Rfb1 Nd8 25.Nd2 Rd4-/+ 26.c6 Nc6 27.Qb7 Rd8 28.Ra6 Ne5 29.Be5 fe5 30.Nf3?? Rd1!?-/+ 31.Kh2 Rb1 32.Qb1 e4 33.Ne5 Qe6 34.Qb6 Re8 35.Qd4 f4 36.Rb6 Qf5 37.d7 Be6?? 38.g4 hg4 39.Rd6 g3!-+ 40.Kg1 gf2 41.Kf2 e3 42.Ke1 Qb1 43.Ke2 Qc2 44.Ke1 Qf2 45.Kd1 e2 (45...e2 46.Kc2 e1Q 47.Qf2 Qf2 48.Kc3 Qe1 49.Kb3 Rb8 50.Rb6 Rb6 51.Kc2 Bf5 52.Nd3 Bd3 53.Kd3 Qd1 54.Kc3 Rb3) 0–1. Kanonenberg,Wilhelm – Schulz,Rainer, Regionalliga NordS, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4)

9.Bd3 h5 10.Ng5 Qd8 11.h4 Bd7 12.Qf3 Bg5 13.Bg5 Nge7 14.0-0 Rc8 15.Qg3 Qc7 16.Be7 Ke7 17.Qg5 (better is 17.Qg7!? Rcg8 18.Qf6 Ke8 19.Nd2+=) 17...Kf8= 18.f4 Qd8 19.Qg3 g6 20.Rf2 Na5 21.Ra3 Kg7 22.Rfa2 b6 23.Nd2 Qe7 24.Nf1 Rc7 25.Ne3 Kh7 26.f5 Rg8 27.f6 Qf8 28.Nd5 ed5 29.e6 Rc6 30.ed7 Rf6 31.Qg5 Qd6 32.Qh5 Kg7 33.Qe5 Qd7+= 34.Rf2 Qe6 35.Rf6 Qf6 36.Qd5 Qh4 37.Qe5 Qf6 38.Qc7 Re8 39.Ra1 Qe6 40.Qg3 Qe3 41.Qe3 Re3 42.Rd1 f5 43.d5 Nb7 44.c4 Nd6 45.Bf1 Rc3 46.Ra1 a5 47.Rb1 Nc4 48.Bc4 Rc4 49.Rb6 Rd4 50.d6 Kf7 51.Ra6 a4 52.Ra7 Ke6 53.d7 g5 54.d8Q Rd8 55.Ra4 f4 56.Kf2 Kf5 57.Ra3 Rd2 58.Kf1 Kg4 59.Rb3 Ra2 60.Rc3 Kh4?? 61.Rh3= Kg4 62.Rb3?? Ra5 63.Kf2 Kf5 64.g3 Ra2 65.Kf1 Kg4 0–1. Garcia,Jason – Gooding,Ian R, Monmouth op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7)

8.c3 Bf8

9.Bd3 Bd7 10.0-0 Nge7 11.Ba3 Rc8 12.Qe2 a6 (12...Ng6 13.Bf8 Rf8 14.Na3+=) 13.Nbd2 Ng6 14.Rfb1 Qc7 15.g3 (15.Bf8 Kf8 16.g3 Kg8+=) 15...Ba3 16.Ra3 0-0 17.h4 Rfe8 (17...Na7 18.Ng5 Nb5 19.Bb5 Bb5 20.Qh5=) 18.h5 Nf8 (18...Nge7 19.h6=) 19.Nb3 (19.h6 f5+=) 19...Na7 20.Nc5 Bb5 21.Rab3 (21.h6 g6=) 21...Bd3 (21...h6!?+=) 22.Qd3= Nb5 23.g4 h6 24.Qe3 Nh7 25.g5 hg5 26.Ng5 Ng5 27.Qg5 Qe7 28.Qg3 Rc7 29.f4 Kh7 30.R1b2 Rg8 31.Rh2 Rc5 32.dc5 Qc5 33.Kh1 Qc4 34.Rb1?? Qe4-+ 35.Rg2 Qb1 36.Kh2 Qf5 37.Qh4 Nc3 38.Rg5 Qe4 39.h6 g6 40.Rg2 Ne2 41.Rf2 Nd4 42.Qf6 Qf5 43.Qe7 b5 44.Kg1 a5 45.Qa7 Nb3 46.Qb7 b4 47.Qe7 Kh6 48.Rh2 Kg7 49.Qh4 Qh5 50.Qf6 Kf8 51.Qd8 Kg7 52.Qf6 Twofold repetition 52...Kh7 53.Qf7 Rg7 54.Qe6 Nd4 55.Qd5 Ne2 56.Kh1 Nf4 57.Rh5 Nh5 58.e6 Ng3 59.Kg2 Nf5 60.Qa5 b3 61.Qb4 b2? 62.Qb2+/- Re7 63.Qe5 Ng7= 64.Qh2 Kg8 65.Qb8 Re8 66.Qg3 Re6 67.Qb3 ½–½. Landsrath,Mario (1760) – Gadaskin,Gennadi, Koblenz–ch, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

9.Bd3 Nge7 10.0-0 Nf5 11.g4 (11.Ne1 a5-/+) 11...Nfe7= 12.Na3 (12.Ng5 Ng6-/+) 12...Bd7 13.Rb1 Qa5 14.Rb7 a6 (14...Nd8 15.Rb2=) 15.c4 Bc8 16.Rb3 Ng6 (16...h5 17.Bd2 Qc7 18.g5+/-) 17.c5 Rb8 (better is 17...Nge7!?+=) 18.Rb8 Nb8 19.Qb3 Qc7 20.Bd2 Ne7 21.Rb1 Nec6 22.Nc2 Be7 23.Nb4 0-0 24.Nc6 Nc6 25.Qa4 f6 26.Rb6 Bd7 27.Qa6 fe5= 28.Rb7 Qc8-/+ 29.Rd7 Qd7 30.Bb5 Rf3 31.Bc6 Qd8 32.Ba5?? Qf8-+ 33.Bd7? Rf2 34.Be1 Rc2 35.Qe6 Kh8 36.Qe5 Rc1 37.Bf5 Bh4 38.Qd5 Re1 39.Kg2 Re2 40.Kg1 Re1 Twofold repetition 41.Kg2 Bd8 42.Kf2 Bh4 43.Kg2= ½–½. Demarcke,Dirk (2245) – Letemple,Frederic (2030), FRA–chT2S, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

9.Bd3 Nge7 10.0-0 Ng6 11.g3 (11.Ng5 Nce7=) 11...Be7=+ 12.h4 Bd7 13.Ng5 (13.h5 Nf8=+) 13...Bg5 (13...b5 14.Qh5 Bg5 15.Bg5=+) 14.Bg5=+ f6 15.h5? (better 15.Qh5 Ke7 16.ef6 gf6 17.Be3=+) 15...Nge5-+ (15...fg5?! 16.hg6 h5 17.Nd2-/+) 16.de5 fg5 17.Qc2 (17.Re1 0-0-+) 17...Ne5 18.Bh7 Qf6 19.f4 (19.Nd2 Rc8-+) 19...Qh6 (better 19...gf4!? 20.gf4 Qh6 21.Bg6 Ng6 22.Qg6 Ke7 23.Rf2-+) 20.fe5 Qh7 21.Qh7 Rh7 22.g4 Ke7 (22...Rc8 23.Rd1-+) 23.Nd2 Rhh8 24.Nf3 Bb5 25.Rf2 Rhf8 (25...Rac8 26.Ra3-+) 26.Ng5 Rf2 (26...Bc4 27.Kg2-/+) 27.Kf2-/+ Rf8 28.Kg3 Rc8 29.Ra3 Rf8 30.Nf3 (30.Ra1 b6-/+) 30...Rc8 31.Ra2?? (31.Ng5 Bc4 32.Kf3-/+) 31...Rc3-+ ½–½. Stukner,Simon (2155) – Vysoglad,Petr (2050), CZE–ChT2F, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 a6 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nge7 10.Ba3 Ng6 11.Bf8 Nf8 12.Na3 a6? 13.Nb5+- Nd7 (13...Ng6 14.Nd6 Kf8 15.Qd2+-) 14.Nd6 Ke7 (better 14...Kf8 15.Qc1 f6+-) 15.Qc1 h6 (15...Kf8 16.0-0 f6+-) 16.Qa3 Qc7 (16...Nc5 17.dc5 Qa7+-) 17.Nb5 (17.Nb5 Kd8 18.Nc7 Kc7 19.0-0+-) 1–0. Dekker,Teus (2020) – Van Den Burg,Karel (1605), Rotterdam Netherlands, Pathena Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nge7 10.Na3 a6 11.Nb5 Nf5 12.g4 Nh6 13.Ng5 (13.Bh6!? gh6 14.Rg1=) 13...Bd7+= 14.Qe2 Rc8 15.Nd6 Bd6 16.ed6 Nd8 (16...Na7 17.Nh7 Rc3 18.Bh6 Qd4-+ (worse is 18...gh6 19.Qe5 Rh7 20.Bh7+=)) 17.Ba3? (17.Nh7 Rc3 18.Be3-+) 17...Rc3-+ 18.Bc5 Rc5 (better is 18...Qb3!? 19.Rb1 Qb1 (19...Rd3?! 20.Rb3 Rb3 21.Qa2-+) 20.Bb1 Rc1 21.Kd2 Rh1-+) 19.dc5-/+ Qc5 20.Rd1 (20.Qb2 Ng4 21.Rg1 Nf6-+) 20...Ba4 21.Rb1 Qd6 22.Nh7 Qe7 (22...Qc7 23.g5 Qc3 24.Qd2 Qd2 25.Kd2-+) 23.Qe5 f6 (23...f5 24.g5 Ng4 25.Qa1-+) 24.Bg6 Nhf7 25.Qh5 Rg8 26.0-0 Bc6 27.Rfe1 e5 28.Qf5 Qe6 29.Bf7 Qf7 30.Rbd1 (30.f4 e4 31.Rbd1 Ke7-+) 30...Ke7 (30...Bd7 31.Ng5 Bf5 32.Nf7 Kf7 33.gf5-+) 31.f4 g6 32.Re5 fe5 33.Qe5 Ne6 34.Re1 Bd7 35.Ng5 Qf6 36.Qf6?? Kf6-+ 37.Nf3 Nf4 38.g5 Kf5 39.Re5 Kg4 40.Nd2 Re8 41.h3 Nh3 (41...Nh3 42.Kh1 Re5 43.Kg2 b6 44.Nf1 Re2 45.Kh1 d4 46.Ne3 Kg3 47.Nf1 Kh4 48.Ne3 Bc6 49.Ng2 Bg2 50.Kh2 Bd5) 0–1. Perez,Flavio – Innocente,Nicolas, FRA–chT, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nge7 10.Qc2 Bd7 11.Na3 a6 12.Nb5 (12.0-0!?+=) 12...Nb4-/+ 13.cb4 Bb5 14.0-0 Rc8 15.Qb1 Nc6 16.Be3 Bb4 17.Rc1 Bd3 18.Qd3 Qd8 19.Ng5 g6 20.f4 Be7 21.Bf2 Bg5 22.fg5 0-0 (22...Qg5 23.Be3 Qg4 24.Qb3+=) 23.Qg3 Ne7 24.Rcb1 Nf5 25.Qf4 Rc7 26.g4 Ne7 27.Ra3 Qc8 28.Rh3 Rc3 (28...b5 29.Be3 Rc2 30.Qg3-/+) 29.Be3 Qc6 30.Rf1 Kg7?? (better is 30...Rc2-/+) 31.Qf6+- Kg8 32.Qe7 Qc7 33.Qf6 Qd8 34.Qf4 b5 35.Rh6 b4 36.Qg3 Kg7 37.Rf3 Qb6? 38.Rh7! Kh7 39.Qh4 Kg8 40.Rh3 Rc1 41.Kf2 Rc2 42.Kf3 (42.Kf3 Rf2 43.Kf2 Qd4 44.Qh7#; 42.Kg3 Rg2 43.Kg2 Qd4 44.Qh7#) 1–0. Mischke,Luis – Lehmann,R, Saarland–ch MA, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4)

9.Bd3 Nge7 10.g4 Ng6 11.h4 h5 12.gh5 Rh5 13.Bg6 fg6 14.Ng5 Ne7 15.Ba3 Nf5 16.Bf8 Kf8 17.Nf3 Qc7 18.Qc1 Bd7 19.Nbd2 a6 20.Nf1 Rc8 21.Kd2 Qc4 22.Ne3?? (better is 22.Qc2-/+) 22...Ne3-+ 23.fe3 (23.Rb1 Ng4 24.Rb4 Qb4 25.cb4 Rc1 26.Rc1-+) 23...Bb5 24.Rh2 (24.Qc2 Qe2 25.Kc1 Qf3-+) 24...Qd3 25.Ke1 Rc3 (25...Rc3 26.Kf2 Rc1 27.Rc1 g5 28.Rc8 Ke7 29.Rc7 Kd8 30.Rb7 Qf1 31.Kg3 gh4 32.Rh4 Be2 33.Rb8 Kc7 34.Rb7 Kb7 35.Rh5 Qf3 36.Kh2 Qh5 37.Kg2 Qf3 38.Kh2 Bf1 39.e4 Qg2) 0–1. Neufuss,Peter – Zoder,Roland, Donau op–B Vienna, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 f5 10.0-0 Nge7 11.Ba3 Ng6 12.Bf8 Kf8 (12...Nf8 13.Na3 Ng6 14.Nb5=) 13.Ng5 (13.Na3 Nf4+=) 13...h6 14.Nh3 Bd7 15.g4 (better is 15.Na3!?=) 15...Nd4+= 16.gf5 (16.cd4 Qd4 17.Ra3 Ne5 18.gf5 a6+= (worse is 18...Nd3 19.Rd3 Qh4 20.Re1 ef5 21.Rd5+/-)) 16...Ne5 (16...Nf5!? 17.Bf5 ef5 18.Qd5 Be6-+) 17.cd4+= Qd4 18.Ra3 ef5 (worse is 18...Nd3 19.Rd3 Qh4 20.Re1+/-) 19.Be2 Qd1 20.Rd1 (20.Bd1? g5-+) 20...Bc6 21.Nf4 g5 22.Nd5 f4 (22...a6 23.Ra5 Re8 24.Bh5+=) 23.Ra5 (23.Nb6 f3 24.Bf1+= (24.Na8 fe2 25.Re1 Nf3 26.Rf3 Bf3-+)) 23...f3 24.Bf1 Kf7 (24...Bd5 25.Rdd5 Nc6 26.Ra4=) 25.Nbc3 Rhd8= 26.Nb4 Rd1+= 27.Nd1 Ke6 28.Ne3 g4 29.Nc4 Nc4 30.Bc4 Kd6 31.Rh5 Rh8 32.Nd3 Be4 33.Nf4 Rc8 34.Bf1 Rc1 35.Rh6 Ke5 36.Ng6?? Kf6-+ 0–1. Landsrath,Mario (1730) – Schnur,Edmund (1970), Koblenz–ch, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3)

9.Bd3+= h6 10.Nfd2 +=.

6.a3 Qc7

7.ab4 Nb4 8.c3 Nc6 9.Bd3 f6 10.Qe2 fe5 11.de5 Nb4 12.Bb5 Bd7 13.Bd7 Kd7 14.0-0 Na6 15.Nd4 Ne7 16.Qg4 (16.Nd2 Nc6 17.Nc6 Qc6= (17...bc6?? 18.Ra6 Be7 19.c4+-)) 16...Qb6 (better is 16...Qe5!? 17.Be3 Qf6-/+) 17.Be3 Ng6 18.Nd2 Nc5 (18...Ne5!? 19.Qe2 Nc5=) 19.Rfb1 Qc7 20.N2b3 Re8 21.Ra7 Qe5? (21...Nd3 22.Ne6! Nge5 23.Nec5 Kd6+-) 22.Nc5 Bc5 23.Rbb7 (worse is 23.Rab7 Kc8 24.Ne6 Re6+-) 23...Kc8 24.Rc7 (24.Qe2 Qd6 25.Nb5+-) 24...Qc7 25.Rc7 Kc7 26.Ne6 Kc6?? (26...Re6 27.Qe6 Rb8+-) 27.Qa4 (27.Qa4 Kd6 28.Qa6 Ke7 29.Bc5 Kf6 30.Nd8 Kg5 31.Nf7 Kf5 32.Qd3 Kf6 33.Qf3 Ke6 34.c4+-; worse is 27.Bc5 Re6 28.Qe6 Kc5+-; worse is 27.Nc5 Re3 28.fe3 Kc5 29.Qd4 Kc6 30.Qg7 Kd6+-) 1–0. Orozco Lopez,Luz Elena (1945) – Mendez,Karina Paola, Cali qual (Women), 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qc7 6.a3 Nc6)

7.ab4 Nb4 8.c3 Nc6 9.Bd3 f6 10.Bf4 fe5 11.Ne5 Ne5 12.Be5 (worse is 12.de5 Ne7+=) 12...Qf7 13.Na3 Ba3 14.Qa4 Bd7 15.Qa3 Ne7 16.Qb2 0-0 17.0-0 b6 18.f4 Nf5 19.Rf3 Rfc8 20.Ba6 h5? (better is 20...Rf8!?+=) 21.Bc8+- Bc8 22.g3 Qg6 23.Bc7 Qg4 24.Qg2 Bd7 (24...Bb7!?+/-) 25.h3 Qg6 26.Bb6! a6 27.Qf2 Nd6 28.Kh2 Ne4 29.Qg2 Bb5 30.Ba5 Rf8 31.Rd1 Bc4 32.Bb4 Ra8 33.Ba5 Rb8 34.Bb4 Ra8 35.Ra1 Ra7 36.Ba5 Rb7 37.Bb4 Ra7 38.Ra5 Rc7 39.Qb2 Rb7 40.Qg2 Rc7 41.Ra1 Ra7 42.Re3 Rc7 43.Rae1 Ra7 44.Ba5 Rb7 ½–½. Vasilescu,Victor (2030) – Roubine,Akim, Avoine op, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qc7)

7.c3 bc3 8.Nc3 a6 =.

7.Bd3 ba3 8.Na3 (8.Ba3 Nb4+=) 8...Nb4 (8...Nd4 9.0-0 Nf3 10.Qf3-/+) 9.0-0 Nd3 10.Qd3 Bd7 11.c4 Ne7 12.Nb5 Bb5 13.cb5 Ng6 14.Ba3 Ba3 15.Ra3 0-0 16.Rc3 Qd7 17.Rfc1 Rfc8 18.g3 Rc3 19.Rc3 Rc8 20.Rc8 Qc8 21.Qa3 a6 22.b6 Qc6 23.Qd6 Qd6 24.ed6 Kf8 25.Kf1 Ke8 26.Ke2 f6 27.Kd3 Kd7 28.Nd2 Kd6 29.Nb3 Kc6 30.f4 f5 31.h3 h5 32.Kc3 Nf8 33.Kb4 Kb6 34.Na5 Nd7 35.Nb3 Ka7 36.Na5 Nf6 37.Nb3 Ne4 38.Nc5 Nc5 39.Kc5 b6 40.Kd6 a5 41.Ke6 a4 42.Kf7 a3 43.Kg7 a2 44.Kg6 a1Q 45.Kf5 Qd4 46.Kg5 Qe3 0–1. Anderson,George – Milord,Frank, Winnipeg Mating Season op, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.a3 e6 6.Nf3 Qc7)

7.Bd3 f5 8.0-0= Nge7 9.Bd2 Ng6 10.h3 (10.Qe1 Qb6 11.Qe3 Be7=) 10...a6 11.Be2 Bd7 12.ab4 Nb4 13.c3 Nc6 14.Bd3 Nd8 15.g4 fg4 16.hg4 Rc8 17.Re1 Bb5 18.Bc2 (18.Bb5 ab5 19.Qb3 Qd7+=) 18...Be7-/+ 19.Kg2 Nh4 20.Nh4 Bh4 21.Rh1 g5 22.f4 Nf7 23.Na3 Bc6 24.Bd3 Ke7 25.Qb1 Rcg8 26.Bh7 Rg7-/+ 27.Bg6 Rhg8 28.Bf7 Rf7+= 29.Qb4 Kd8 30.Raf1 a5 31.Qb1 Qe7 32.Qb6+= Kd7 33.Nb5+/- Bb5 34.Qb7+- Ke8 35.Qb5 Qd7 36.Qa5 Qa7 37.Qb5 Qd7 38.Qa6 Kf8 39.fg5 Rf1 40.Qf1 (40.Qf1 Qf7 41.Rh4 Qf1 42.Kf1+-; 40.Kf1 Qf7 41.Ke2 Qf2 42.Kd3 Qf3 43.Kc2 Qe4 44.Kb2 Qh1 45.Qe6 Qd1 46.Qf5 Ke8 47.Qc8 Ke7 48.Qc7 Kf8 49.Qd8 Kf7 50.Qd7 Kf8+-) 1–0. Baretic,Dragoljub – Magrini,Riccardo, Bari op, 1971. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qc7)

7.Bd3 f6 8.0-0 +=.

7.Be2 Qa5 8.0-0 Bd7 9.Bb2 Qc7 10.ab4 =+.

7.ab4 Bb4+=

8.c3 Ba5 9.Ba3 Bd7 10.Be2 f6 11.Bd6= Qd8 12.Nh4? g6 13.Bh5?? Kf7-+ 14.Qg4 Nge7 15.ef6-/+ gh5?? 16.Qg7 (16.Qg7 Ke8 17.f7#) 1–0. Leveikina,J (2030) – Kleymann,J (2020), 12th European Maccabi Games, Rome ITA, 2007.

8.c3 Be7

9.Ba3 Bd7 10.Bd3 Na5 11.Be7 Ne7 12.h4 (12.Qc2 Ng6+=) 12...Nc4 13.Qe2 a6 14.0-0 Rc8 15.h5 h6 16.Nh4 Qb6 17.Nd2 Nd2 18.Qd2 Bb5 (18...Qc6 19.Ra3+=) 19.Rab1 Qc6 20.Bb5 ab5 21.Qb2 0-0 22.Rfc1 (worse is 22.Qb5 Qc3 23.Qb7 Nc6+=) 22...Rc7 23.Qb5 Qb5 24.Rb5 Rfc8 25.Rcb1 Rc3 26.Rb7 Rc1 27.Rc1 (27.Kh2 Rb1 28.Rb1 Rc4=) 27...Rc1+= 28.Kh2 Nc6 29.Rc7? (better is 29.Nf3!?+=) 29...Rc4-+ 30.Rc8 Kh7 31.Rc6 Rc6 32.Nf3 Rc4 33.Kg3 f6 34.Kf4 Kg8 35.Ke3 Rc3 36.Ke2 Kf7 37.g4 Rf3 38.Kf3= fe5 39.de5 Ke7 40.Ke3+= Kd7? 41.Kd4 Ke7 42.f4 Kf7 43.f5 Ke7 44.Kc5 Kf7 45.fe6 Ke6 46.Kd4 (46.Kd4 Kd7 47.Kd5+-) 1–0. Amori,Michael – Townsend,M Paul (2220), New York State–ch, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qc7)

9.Bd3 a6 10.h4 (10.0-0 b6=+) 10...h6 11.g4 (11.h5 Bd7=+) 11...Bd7 12.g5 0-0-0 (12...hg5 13.Bg5 Bg5 14.Ng5-/+) 13.Ke2 (13.Rg1 Rf8=) 13...f6 (13...Rf8!?=+) 14.ef6= gf6 15.gf6 (better 15.g6!? Bf8 16.Rg1=) 15...Nf6-/+ 16.Bd2 (16.Qb3 Rdg8-/+) 16...Rdf8 (16...e5 17.de5 Ne5-+) 17.Na3 (better 17.Be3!?-/+) 17...e5-+ 18.de5 Ne5 19.Bf4 Bd6 (19...Nfg4 20.Be5 Ne5 21.Nb5-+) 20.Be5 Be5 21.Qb3? (21.Qc2-+) 21...Bc6 (better 21...Bg4 22.Nb5 Qe7 23.Bf5 Bf5 24.Na7 Kd8 25.Qb6 Bc7 26.Qe3 Re8-+) 22.Rhb1 (22.Nc2!?-/+) 22...Nd7 23.Rg1?? (better 23.Qc2-+) 23...Nc5 24.Qc2 Bd6 (24...Qf7 25.Bf5 Qf5 26.Qf5 Rf5 27.Ne5 Re5 28.Kf1-+) 25.Nb5?? (25.Bf5 Kd8 26.Nd4 Qe7 27.Kf1 Qh4 28.Qb1-+) 25...Qe7 (25...Bb5 26.Bb5 Qf7 27.Kd1 Qf3 28.Be2 Qf2 29.Bg4 Kc7 30.Qf2 Rf2 31.Be2-+) 26.Kf1 (26.Kd1 Bb5 27.Bb5 Rf3-+) 26...Rf3 (worse 26...Bb5 27.Bb5 Rf3 28.h5-+) 27.Bf5 (27.Nd6 Qd6 28.Be2 Rf6 29.Bg4 Kd8-+) 27...Nd7 (better 27...Kd8 28.Nd4 Rf4-+) 28.Re1 (28.Nd4 Rf4 29.Nc6 bc6 30.Ra6-+) 28...Bb5 29.Kg2 Qh4 30.Kf3 Qf4 31.Kg2 Rg8 32.Kh3 (32.Bg6 Qg4 33.Kh1 Qh3) 32...Qh2 0–1. Danielsson,Sigurdur (1760) – Hauksson,Hordur Aron (1870), Reykjavik Open, 2016. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Qc7 5.Nf3 Nc6 6.d4 e6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f5 10.Na3 (10.0-0 b6=) 10...Nh6 (better is 10...Nd4!? 11.Qa4 Nc6-/+) 11.Bh6 gh6 12.Qd2 0-0 (12...Rg8!?=) 13.Nb5+= Qd8 14.Qh6 Rf7 15.g4 f4 (15...fg4 16.Rg1) 16.g5 Qf8 17.Qh5 Bd7 18.Rg1 Rg7 19.g6 Kh8 20.Ke2 a6 21.gh7 Be8 (21...Qf7 22.Qf7 Rf7 23.Nd6 Bd6 24.ed6+-) 22.Qh3 1–0. Barendregt,Johan Teunis – Bonkenburg,Jan, Hoogovens–C Beverwijk, 1966. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qc7 6.a3 Nc6)

9.Bd3= f6 10.Qe2 Bd7 11.0-0 f5 (11...fe5!? 12.de5 Nh6 13.Bh6 gh6=) 12.Na3+/- Ba3 (12...Nh6 13.Nb5 Qb8 14.Nd6 Bd6 15.ed6 Qd6 16.Re1+/-) 13.Ba3 Nge7 14.Bd6 Qd8 15.Rfb1 Nc8? (15...b6 16.Ba6+/-) 16.Ba3?? (16.Rb7 Nd6 17.ed6 0-0+-) 16...g6? (16...Nb6 17.Bc5+/-) 17.g4?? (17.Rb7 Na5 18.Rbb1 Nb6+-) 17...Kf7? (17...Nb6!?+/-) 18.gf5 (18.Qe3!? h6+-) 18...gf5 19.Rb7 Nb6 20.Bc5 Rg8 21.Kh1 Qc8 22.Nh4 Rg4?? 23.Nf5 ef5 24.Bf5 Qb7 25.Qg4 Ne5 26.Qf4 Ng6 27.Bg6 Kg7 28.Qf7 Kh6 29.Qh7 Kg5 30.Be7 Kf4 31.Qf7 (31.Qf7 Kg4 32.Rg1 Kh3 33.Qf3) 1–0. Devallee,Jeremie (2165) – Baillargeant,Tony (1930), Avoine FRA, 2014. (=1.e4 e6 2.Nf3+= d5 3.e5 c5+= 4.b4 cb4+= 5.d4 Nc6-/+ 6.a3 Qc7)

9.Bd3 f6 10.Bf4!? Qb6 11.Qe2 =.

9.Bd3 f6 10.Bf4 f5 11.h4 Bd7 12.g4 fg4 13.Ng5 Nh6 14.Nh7 0-0-0 15.Bh6 gh6 16.Qg4 Rhg8 17.Qf4 h5 18.Nd2 Rg4 19.Qf7 Ne5 20.de5 Qe5 (20...Qc3 21.Ra7 Bb4 22.Ra8 Kc7-+) 21.Kd1+= Bh4 22.Nf3 Qf4? (better is 22...Qc7 23.Qh5 Ra4 24.Ra4 Ba4 25.Ke2 Be7+-) 23.Qf4+- Rf4 24.Nh4 Rf2 25.Rf1 Rf1 26.Bf1 a6 27.Be2 Rg8 28.Kd2 e5 29.Nf6 Rh8 30.Nd5 Bg4 31.Ng6 Rd8 32.Nge7 Kb8 33.Bg4 hg4 34.Rg1 Rh8 35.Rg4 Rf8 36.Ke3 b5 37.Rg7 (37.Rg7 Rc8 38.Nc8 Kc8 39.Ra7+-) 1–0. Parpinel,Marco (2095) – Proietti,Giorgio (1880), Rome Accademia op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qc7 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f6 10.Nh4? fe5-/+ 11.Qh5 Kd8 12.Ng6 Nf6 (12...hg6?? 13.Qh8 ed4 14.Qg8 Kd7 15.0-0+- (worse is 15.Bg6 Qe5 16.Kd1 dc3+-)) 13.Qh3 Re8 14.Ne7 Ne7 15.de5 Qe5 16.Be3 Nf5 17.Bf5 Qf5 18.Qg3 e5 19.0-0 Qg4 20.Bb6 Kd7 21.Qe3 Qe6 (21...a6 22.Re1-+) 22.Bc5 (better is 22.Ra7!? Ra7 23.Ba7-/+) 22...b6-+ 23.Bb4 Bb7 24.Nd2 Qg4 25.Ra7 Ra7 26.Qb6 Rea8 (better is 26...Ra2!? 27.Qb7 Ke6-/+) 27.Qd6= Kc8 28.Qf8 Kc7 29.Qd6 ½–½. Wiesgickl,Gerhard – Hladik,Martin, Oberpfalz–ch M2, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qc7)

9.Bd3 Nh6 10.0-0 (10.Bh6 gh6 11.Na3 Rg8=) 10...Nf5=+ 11.Na3 Qd8 12.Nb5 0-0 13.g4 (13.Ba3 f6=) 13...Nh4=+ 14.Nh4 Bh4 15.f4 Be7 16.g5 g6 (16...a6 17.Ba3=+) 17.Ba3= Ba3 18.Ra3 a6 19.Nd6 Ne7 (19...Qc7 20.Qf3=) 20.Qg4 (20.Qb3 Nf5 21.Nb7 Bb7 22.Qb7 a5+=) 20...Nf5 21.Bf5 ef5 (21...gf5!? 22.Qf3 Ra7=) 22.Qg2+- Be6 23.Nb7 Qb6 (23...Qc7 24.Nd6+-) 24.Nc5 Rfc8 25.Rb3 (25.Rfa1 Rc5 26.dc5 Qc5 27.Qf2 Qc4+-) 25...Qc6 (25...Qd8 26.Ra1+-) 26.Rfb1 a5 27.Rb7 (27.Qa2 Rc7+-) 27...Rc7 28.R7b6 Qe8 29.Qb2 a4 30.Qa3 Rcc8 (30...Bd7!?+=) 31.R1b4+- Bd7 32.Rd6 (better 32.Nd7!? Qd7 33.Rd6+-) 32...Bc6+= 33.Rb6 Rab8 34.Rb4 Rb4 (34...Ra8!?=) 35.cb4+= Kg7 36.Rf6 Bd7? (36...Kg8 37.Kg2+=) 37.Ra6 (better 37.Nb7!?+-) 37...Bb5 38.Ra5 (38.Ra7 Qc6+-) 38...Qc6 39.Qe3 (worse 39.Na4 Qc2 40.Qa1 Ba4-/+) 39...Re8 (better 39...Kg8!?+-) 40.e6!+- Kf8?? (40...fe6 41.Qe5 Combination) 41.Qe5 Re6 42.Qb8 (better 42.Qh8 Ke7 43.Ra7 Qd7 44.Nd7 Bd7+-) 42...Qe8?? (42...Re8 43.Qb5 Qb5 44.Rb5+-) 43.Qe8 (better 43.Ne6 fe6 44.Rb5 Qb8 45.Rb8 Ke7 46.b5+-) 43...Re8 (43...Ke8?? 44.Ne6 fe6 45.Rb5+-) 44.Rb5 Ra8 45.Ra5 (45.Ra5 Re8 46.Ra4+-) 1–0. Castella Garcia,Fausto (2330) – Castro Exposito,C (2060), VILLA DE MISLATA – A, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qc7 7.ab4 Bb4 8.c3 Be7)

6.a3 Bd7

7.ab4 a6 8.c3 Be7 9.Bd3 Rc8 10.0-0 f6 (10...Na7 11.Ne1+=) 11.Re1 (11.ef6 Nf6 12.Re1 Qc7+=) 11...f5 (11...fe5 12.de5 Qc7 13.Bf4+=) 12.Qe2 (12.Na3 Nb8 13.Bd2 Qc7+-) 12...Na7+= 13.Qb2 Bb5 14.Bc2 g5 (14...Qc7 15.Bd2+=) 15.Na3 g4 16.Nd2 (worse 16.Nb5 Nb5 17.Nd2 Nc3=+ (worse 17...Rc3 18.Ba4 Rc6 19.Nb1+=)) 16...Qc7 17.Ndb1 (worse 17.Nb5 Nb5 18.Ba4 Qc3 19.Bb5 ab5=+) 17...Bd7 18.Bd2 h6 (18...h5 19.Bd3+=) 19.Qc1 (19.Bd3 Bc6+-) 19...Qd8 20.Qd1 Bg5 21.Bd3 (21.Bb3 Ne7+-) 21...Ne7 (21...Qb6 22.Ra2+=) 22.c4+- Kf7 (22...Qc7 23.c5+-) 23.Nc3 Kg6 (23...Nac6!? 24.cd5 Nb4 25.Bg5 Rc3 26.Be7 Qe7+=) 24.cd5+- Bd2 25.Qd2 Nd5 (25...ed5 26.b5 ab5 27.Nab5 Nb5 28.Nb5 Bb5 29.Bb5 Qb6+-) 26.Nd5 ed5 27.e6 Be8 (27...Bb5 28.Nb5 Nb5 29.Re5+-) 28.Re5 Nc6 (28...Kg7 29.e7 Qc7 30.Bf5 Bd7+-) 29.Rf5 Kg7 30.Qf4 Ne7 (30...Qe7 31.Qg4 Bg6 32.Rf7 Qf7 33.ef7 Ne7+-) 31.Rf7! (31.Rf7 Kg8 32.Qg4 Ng6 33.Qg6) 1–0. Rodshtein,Tereza (2295) – Kindt,Ulrike, Fraubundesliga, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

7.ab4 a6 8.c3+= Nh6 9.Bh6 gh6 10.Bd3 Ne7 11.0-0 Rc8 12.Nh4 Ng6 13.Ng6 fg6 14.Qg4 Qg5 15.Qe2 Qe7 16.f4 Bg7 17.Ra3 0-0 18.Nd2 a5 19.Ra5 Rc3 20.Rc5 Rc8 21.Nb1 R3c5 22.bc5 b6 23.cb6 Qb4 24.b7 Rb8 (worse is 24...Qb7 25.Ba6 Qb4 26.Bc8 Qd4 27.Qf2 Qf2 28.Kf2 Bc8 29.Rc1+-) 25.Ba6 Bc6 26.Nd2 Qd4 27.Qf2 Qf2 28.Kf2 Bb7 29.Rb1 Ba6? (better is 29...Be5!? 30.Bb7 Bf4=) 30.Rb8+- Kf7 31.Ke3 h5? (better is 31...Bf8!?+/-) 32.Nf3+- h6 33.Ra8 Bf1 34.g3 Bh3 35.Nd4 g5 36.Ra7 Kf8 37.Nb5 h4 38.Nd6 hg3 39.hg3 gf4 40.gf4 Kg8 41.Ne8 Bh8 42.Kd4 Bf5? 43.Nd6 Bg4 44.f5! Bf5 45.Nf5 ef5 46.Kd5 Bg7 47.e6 Bf6 48.Rf7 Bg5 49.Rf5 Kg7 50.Kd6 Kg6 51.Rg5! (51.Rg5 Kg5 52.e7 Kg4 53.e8Q Kg3 54.Qe3 Kg4 55.Ke5 h5 56.Qf2 Kh3 57.Kf4 h4 58.Qf3 Kh2 59.Qg4 Kh1 60.Kf3 h3 61.Qh3 Kg1 62.Qg2) 1–0. Horvath,Karoly (2170) – Csukas,Tibor (2000), HUN–chT2 Barcza, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

7.ab4 b5 8.c3+= Nge7 (8...a5 9.ba5 Ra5 10.Ra5 Na5 11.Bd3+=) 9.Bd3 a5 10.Na3 Qb8 (10...Qb6!?+=) 11.Nb5+- (worse 11.Bb5 ab4 12.Bc6 Nc6 13.cb4 Bb4 14.Kf1 0-0-/+) 11...Ne5 12.Ne5 (12.de5?! Bb5 13.Bb5 Qb5+-) 12...Bb5 13.ba5 (13.Qf3 Bd3 14.Qf7 (worse 14.Nd3 ab4 15.Ra8 Qa8=+) 14...Kd8 15.Nd3 ab4 16.Ra8 Qa8 17.cb4+-) 13...f6 (13...Bd3 14.Qd3 (14.Nd3?! Qb5+=) 14...Qb3 15.0-0+-) 14.Rb1 (14.Qh5 g6 15.Bg6 hg6 16.Qh8 fe5+-) 14...fe5 15.Bb5 Kf7 16.Qf3 Kg8 17.0-0 (17.a6 Ra6 18.Qg4 h5 19.Ba6 Qb1 (19...hg4?? 20.Rb8 ed4 21.Ba3+-) 20.Qe6 Kh7+-) 17...Ra5+- 18.Bd7 Qd6 19.Be8 Nf5 20.Rb7 Be7 21.de5 Qd8 22.Bd7 Ra6 23.Be6! Re6 24.Qf5 Rc6 (24...Rb6 25.Rb6 Qb6 26.e6+-) 25.Bg5 Qc8 (25...g6 26.Qf3 Rc7+-) 26.Qc8 (26.Qc8 Rc8 27.Be7+-) 1–0. Nitish,Belurkar (2265) – Vrecion,Jiri (1975), 4th Prague Summer Open, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

7.c3 bc3 8.Nc3 Na5 9.Rb1 Rc8 10.Bd2 a6 11.Bd3 Bc6 12.0-0 Nc4 13.Bc4 (better is 13.a4!?+=) 13...dc4-+ 14.d5 ed5 15.Nd4 Ba3 16.Qg4 White intends e6 16...Bf8 17.e6 Nf6?? (better is 17...fe6 18.Rfe1 Qd7-+) 18.ef7= Kf7 19.Qe6 Kg6 20.Rb7 Bb7 21.Qf5 ½–½. Belanoff,Stuart (2270) – Nucci,Luciano (2015), CP–2007–P–00030, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

7.Bd3 Qa5 8.0-0 Rc8 9.Bd2 Be7 10.c3 =+.

7.Bd3 Nge7 8.0-0 Nf5 9.ab4 Nb4 (9...Ncd4 10.Nd4 Nd4 11.c3=+) 10.Bf5= ef5 11.Ba3 a5 12.c3 (12.Nc3 Bc6=) 12...Na6 (12...Bb5 13.Re1 Nd3 14.Re3=+) 13.Bf8= Kf8 14.Re1 g6 15.c4 Nb4 (15...dc4 16.d5 Be8 17.d6=+) 16.Nc3? (16.cd5 Nd5 17.Na3 a4=+) 16...Be6 (better 16...dc4!? 17.d5 Nd3-/+) 17.c5 Kg7 (17...Bd7 18.Ra3=) 18.h4 (18.Nb5 h6+=) 18...b6 (18...Bd7 19.Qd2=) 19.Qd2 bc5 20.dc5 Nc6 (20...Qe7 21.h5 gh5 22.Nb5=) 21.h5 h6 (21...gh5 22.Nb5+=) 22.hg6 Kg6 23.Ra4 Rb8 24.Ne2 Rb4 (24...Rb5 25.Rc1+=) 25.Rb4+/- ab4 (25...Nb4 26.Nf4 Kh7 27.Nh5+/-) 26.Nfd4 Qd7?? (better 26...Nd4 27.Qd4 Qc7+/-) 27.Nf4+- Kh7 28.Nh5 Qc7?? (28...Kg6 29.Nf6 Qc7 30.Nc6 Qc6+-) 29.Nc6 Qc6 30.Qb4 (better 30.Qf4 f6 31.Qg3+-) 30...Rc8 31.Rc1 (better 31.Re3 Kg8 32.Nf6 Kf8 33.Rg3+-) 31...Qc7? (31...Qa6 32.Rc3 Qa1 33.Kh2+-) 32.Qd4 (32.Nf6 Kg6 33.Qf4 Kg7+-) 32...Qc6 (32...Qa5+-) 33.Rc3 Qb5 (33...Kg8 34.Nf6 Kf8 35.Qh4+-) 34.Kh2 (34.Nf6 Kh8 35.Qh4 Qb1 36.Kh2 h5 37.Qg5 Qh1 38.Kh1 Rc5 39.Qh6) 34...Qe2 (34...Kg8 35.Nf6 Kf8+-) 35.Qh4 (35.Nf6 Kg7 36.Rg3 Qg4 A) 37.Qg4?! fg4 38.Ng4 Bg4= (38...Rc5?? 39.Nf6 Bg4 40.Rg4 Kf8 41.Rg8 Ke7 42.Re8); B) worse 37.Rg4 fg4 38.Ng4 Rc5 39.Qc5 Bg4+-; C) 37.Ng4 fg4 38.Rg4 Kf8 39.Rh4 Rc6 40.Rh6 f6 41.Rf6 Kg7 42.Qh4 Bf7 43.Rc6 Bh5 44.Rc7 Bf7 45.Qf6 Kh7 46.Rf7 Kg8 47.Qg7) 35...Qe5+/- 36.Rg3 f4 37.Rg7 (37.Nf6!? Qf6 38.Qf6 fg3 39.Kg3 Rc5 40.f4+/-) 37...Kh8= 38.f3?? (better 38.c6=) 38...d4-+ 39.c6 d3 40.c7 Re8 (better 40...Rf8 41.Rg4 Bg4 42.fg4 f6-+ (42...Qc7?? 43.Qf6 Kh7 44.Qg7)) 41.Nf6= Kg7 42.Ne8 Kg6 43.Qd8 Qh5 44.Kg1 Qc5 45.Kh2 Qh5 46.Kg1 Qc5 47.Kf1?? (better 47.Kh2 Qf5 48.Qd4=) 47...Qc1 48.Kf2 Qe3?? (better 48...Qc3 49.Kg1 d2-+) 49.Kf1= Qc1 50.Kf2 Qe3?? (better 50...Qc3 51.Kg1 d2-+) 51.Kf1= Qc1 52.Kf2 Qc5 53.Kf1 Qc1?? (53...Qc3 54.Kg1-+) 54.Kf2 Qe3?? (better 54...Qc3 55.Kg1 d2-+) 55.Kf1= Qe2 56.Kg1 Qe1 57.Kh2 Qg3 58.Kh1 Qe1 59.Kh2 Qg3 60.Kh1 Qe1 61.Kh2 Qg3 62.Kh1 ½-½. Gareev,T (2595) - Quparadze,G (2460), World Blitz, 2019. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.a3 d5 5.e5 Nc6 6.d4 Bd7)

7.Bd3 Nge7 8.0-0 Nf5 9.c3 bc3 10.Bf5 ef5 11.Nc3 Be6 12.Rb1 Rb8 13.Nb5 h6 14.Qd3 a6 15.Nd6 Bd6 16.ed6 0-0 (16...Qd6!? 17.a4 Qc7-/+) 17.Ne5+= Ne5 18.de5 b5 19.Rb4 Qd7 20.Qg3 Kh7 21.Rh4 Rh8?? (better is 21...f6+=) 22.Bh6! gh6 (22...gh6 23.Qg5 Mate attack) 23.Qg5 (23.Qg5 Qd6 24.Rh6) 1–0. Hirn,Oskar (2315) – Stuhl,Alexander, Staufer op, 2003. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.Nf3 Nc6 5.d4 d5 6.e5 Bd7)

7.Bd3 Nge7 8.0-0 Ng6 9.ab4 Nb4 10.Be2 a6 11.g3 b5 12.c3 Nc6 13.Be3 Qb6 14.Qb3 Be7 15.Bb5? (better is 15.h4-/+) 15...Rb8-+ 16.c4 dc4 17.d5 (17.Bc4 Qb3 18.Bb3 Rb3-+) 17...cb3 (17...Qb5!? 18.Qb5 ab5 19.dc6 Bc6 20.Nd4-+) 18.Bb6 ab5 19.dc6 Bc6 (19...Rb6?! 20.Ra8 Bd8 21.cd7 Kd7 22.Rd1 Kc7 23.Nbd2-/+) 20.Ba7 b2 (20...b2 21.Ra6 Rc8-+ (21...Bf3?! 22.Bb8 Bc5 23.Ba7-/+); 20...Bf3?! 21.Bb8 b2 22.Ra7+=) 0–1. Snoopy85 – marekt, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.d4 Nc6)

7.Bd3 h6 8.0-0 a6 9.ab4 Bb4 10.c3 Ba5=.

7.Bd3 h6 8.0-0 a6 9.c3 bc3 10.Nc3 b5 11.Be3 Nge7 12.Qc2 Na5 13.Nd2 (13.a4 b4 14.Nd1 Qb6-/+) 13...Nec6 14.Rfb1 Be7 15.Ne2 (15.Qd1!?+=) 15...Nc4 16.Bc4 bc4 17.Nc3 (17.Nf4 0-0-/+) 17...Qa5 (17...Rb8 18.Rb8 Qb8 19.Qd1-/+) 18.Qc1 (18.h3 0-0-+) 18...Na7 (18...0-0 19.Qc2-/+) 19.Nf3 (19.a4 Nc6-+) 19...Qc7 20.Bd2 (20.Na2 0-0-/+) 20...Nc6 21.Be1 (21.Bf4 Bc8-/+) 21...Na5 22.Nd2 Qa7 23.Ne2 Ba4 24.Qc3 Qc7 25.h3 0-0 26.Nc1 Rfb8 27.g3 Nc6 28.Nf3 Bd1 29.Nd2 Qa7 30.Na2 Nd4 31.Kh2 Bb3 32.Nb4 a5 33.Nb3 cb3 34.Nc6 Nc6 35.Qc6 a4 36.Qc3 Rc8 37.Qd3 Bc5 38.Bc3 Bf2 39.Rf1 Qe3 40.Qe3 Be3 41.Bb4 Rc2 42.Kh1 Rac8 43.Rae1 Rc1 44.Kg2 R8c2 45.Kf3 Re1 46.Re1 Bc1 47.h4 b2 48.Rd1 b1Q 49.Rd4 0–1. Stefan,Elena Elisabeta (1660) – Miron,Oana (2125), ROM–ch sf U18 Girls, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

7.Bd3 h6 8.0-0 a6 9.Nbd2 ba3 (9...Nge7 10.Nb3=) 10.c3 b5 11.Ba3 Ba3 12.Ra3 Nge7 (12...b4 13.cb4 Nb4 14.Be2=) 13.Nb3 (13.Qa1 0-0=) 13...b4= 14.cb4 Nb4 15.Be2 a5 16.Qd2 Nbc6 (16...0-0 17.Na5 Ra5 18.Qb4=) 17.Rfa1 The pressure on the isolated pawn grows 17...0-0 18.Na5 Na5 19.Ra5 Ra5 20.Qa5 (20.Ra5 Nc6 21.Ra1 Qb6+=) 20...Qa5= 21.Ra5 Ng6 (21...Nc6 22.Rb5=) 22.g3 (22.Ra7 Rd8+=) 22...Rc8 (22...Rb8 23.Kf1=) 23.Ra7 (23.Kf1 Be8+=) 23...Be8 24.Rb7 Kf8 25.Kg2 Ne7 26.Rb6 g6 27.h4 (27.Rb7 Ra8=) 27...Rc2 28.Bd3 Rc3 29.Be2 Rc6 (29...Rc2 30.Bf1=) 30.Rb8 Rc8 31.Rc8 (31.Rb2 Ra8=) 31...Nc8 32.Nh2 h5 (32...Ne7 33.Kf1=) 33.g4 (33.Kf3 Na7=) 33...hg4 34.Ng4 (34.Bg4 Ba4=) 34...Ne7=+ 35.Ne3 (35.Nh2 Ba4=+) 35...Nc6 (better 35...Ba4!?-/+) 36.Nc2= Ne7 ½–½. Voegeli,Max (1805) – Bonell Gleich,Xavier (1885), 10th Santa Eugenia CAT, Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7)

7.Bd3 h6 8.0-0 Nge7 9.ab4 Nb4 10.Ba3 Nd3 11.Qd3=.

7.Be2 Qa5 8.0-0 f6 9.Bb2 Qb6 10.ab4 =+.

7.Be2 Nge7 8.ab4 Nb4 9.0-0 Nf5 10.g4 (10.Ba3!?+=) 10...Nh4-/+ 11.Nh4 Qh4 12.Bf4 Qd8 13.Bg3 g6 14.Qd2 Nc6 15.c4 Qb6 16.Rd1 Bg7 (16...dc4 17.Bc4 Qb4 18.Qd3+=) 17.Nc3 Ne7 (better is 17...dc4!? 18.Bc4 0-0=) 18.Rdb1+/- Qc7 (better is 18...Qc6!? 19.Nb5 0-0+/-) 19.cd5+- Rc8? (better is 19...Nc8+-) 20.Nb5 (20.Nb5 Qc2 21.Nd6 Kf8 22.Qf4+-; 20.Ra7 Qc3 21.Qc3 Rc3 22.Rbb7 Nc8 23.Rd7 Na7 24.Ra7 0-0+-) 1–0. Allram,Sebastian (1935) – Illner,Gerhard (2035), Zwettl AUT, ASVOE Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7)

7.Be2 Nh6 8.0-0 (8.Bh6 gh6 9.ab4 Bb4 10.c3 Be7=+) 8...Nf5-/+ 9.ab4 Bb4 10.Ba3 Ba3 (10...Be7 11.g4 Nh6 12.h3-/+) 11.Na3=+ a6 (11...0-0 12.Qd2=+) 12.g4 (12.c4 0-0=+) 12...Nfe7 (12...Nh4 13.Nh4 Qh4 14.f4-/+) 13.c4=+ 0-0 14.Qc2 (14.Rb1 Qc7=+) 14...Rc8 (14...f6 15.Rfd1-/+) 15.Qb1 (15.Rfb1 b5 16.c5 b4-+) 15...Rb8 (15...Ng6 16.Rd1-/+) 16.Bd3 (16.g5 Ng6 17.Qc1 f6 18.ef6 gf6-+) 16...Ng6 17.Rd1 (17.cd5 ed5 18.h3 Qc8-+) 17...Nce7 (17...Nh4 18.Be2-+) 18.h4 (18.g5 b6 19.Qc2 Bc6-/+) 18...dc4 (18...f5 19.g5 dc4 20.Nc4-+) 19.Nc4-/+ Bc6 20.Ncd2 (20.Be4 Nd5 21.Qb3 Nh4-+) 20...Nd5-+ 21.h5 Nc3 (21...Ngf4 22.Bh7 Kh8 23.Be4-+) 22.Qc2 (22.Qb3 Nd1 23.hg6 fg6 (23...hg6?! 24.Qd1 f6 25.Bc4=) 24.Rd1 Qe8-/+) 22...Nd1-+ 23.hg6 fg6 (23...hg6?! 24.Qd1 a5 25.Be4=) 24.Qd1 Rf4 25.g5 (25.Bc4 Rg4 26.Kh2 Qd7-+) 25...Qe7 (25...Qf8 26.Bc4 Bf3 27.Nf3 Rf3 28.Be6 Kh8 29.Qd2-+) 26.Bc4 (26.Be2 Rbf8 27.Qb3 h6-+) 26...Rbf8 27.Be2? (27.d5 ed5 28.Bf1 Rg4 29.Bg2 d4 30.Qb3 Kh8-+) 27...Qf7 (better 27...Rd4! 28.Qe1-+) 28.Ra3?? (28.Qb3-+) 28...Rd4 0–1. Sikora,Matous – Geffert,Michal, Orlova Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7)

7.ab4 Bb4

8.c3 Ba5

9.Bb5 a6 10.Bd3 h6 (10...Rc8 11.0-0=) 11.Ba3 Nge7 12.0-0 0-0 13.Qc2 (13.Qb3 b5=) 13...b5 (13...Rc8 14.Bd6=) 14.Nbd2 (14.Bd6 Re8=) 14...Bb6 (14...b4!? 15.Bb2 bc3 16.Bc3 Bc3 17.Qc3 a5=) 15.Nb3 g6 (15...Re8 16.Rfd1=) 16.Nc5 (16.Qd2 Kh7+/-) 16...Kg7 (16...Qc7 17.Qd2 Bc5 18.Bc5+/-) 17.Ra2 (17.Qd2 Ra7+/-) 17...Qc7 (17...Na5 18.g3+=) 18.Rfa1 (18.Na6 Qb7 19.Rfa1 g5+/-) 18...Bc8 19.h3 (19.Qd2 Na5+=) 19...Bb7 (19...Na5 20.Bc1+/-) 20.Qe2 (20.Qd2 Bc8+/-) 20...Rfc8 (better is 20...Kg8+=) 21.Nh2 Nf5 22.Ng4 h5 23.Bf5 ef5 24.Nf6 Rd8?? 25.g4 fg4 26.hg4 h4 27.g5 Bc8+= 28.e6 fe6 29.Ne6+= Be6 30.Qe6 Ba7? 31.Re1+= a5 32.Qc6 Qc6+= 33.Re7 Kf8 34.Rh7 Rd6 35.Re2 b4 36.Rh8 Kf7 37.Rh7 Kf8 Twofold repetition 38.Ree7?? Rf6-+ 39.gf6 Qf6 40.Ra7 Ra7 41.Ra7 ba3 42.Ra8 Kg7 43.Ra7 Kh6 44.Ra5 h3 45.Rd5 Qf3 (45...Qf3 46.Rh5 Kh5 47.c4 Qg2) 0–1. Chirita,Andra Marina – Cojocaru,Alexandra, ROM–ch sf U12 Girls, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

9.Bb5 Ne5 10.Bd7 Nd7 11.0-0 +=.

9.Bd3 Bc7 10.0-0 (10.Ng5 g6=) 10...Nge7 11.Na3 a6 12.Nc2 h6 13.Ne3 b5 14.Ba3 Na5 (14...0-0 15.Rb1=) 15.Nh4+= Nc4 (15...Bb6 16.Bc2+=) 16.Bc4 dc4 17.f4 g6 (17...Nc6 18.Qg4 g6 19.Nf3+=) 18.Qf3 h5? (better 18...Rb8!?+=) 19.Be7+- Ke7 20.f5! gf5 (20...ef5 21.Nd5 Combination; 20...gf5 21.Nhf5) 21.Nhf5! ef5 22.Nd5 Kf8 23.Nc7 Ra7 24.Na6 Rh6 25.Nb4 Ra4 26.Rad1 (26.Nd5 h4+-) 26...h4 (26...Kg7 27.Qe3+-) 27.d5 (better 27.Qe3 Rg6 28.Nd5+-) 27...Rb4? (better 27...h3 28.g3 Qb6 29.Kh1 Qg6+-) 28.cb4+- h3 29.g3 (29.Qe3 Qb6 30.Qc5 Kg7 31.Qb6 Rb6 32.gh3 Rg6 33.Kf2 Rh6+-) 29...Rg6 (29...Ra6 30.Ra1 Qa8 31.Ra6 Qa6 32.Re1+-) 30.Rf2 (30.Qe3 Kg8+-) 30...Qe7 (30...Qa8 31.Qh5 Kg7 32.Qh4+-) 31.Qc3 Qh4 32.e6! fe6 33.de6 Be6 34.Qe5 Qg5?? (34...Kf7 35.Re2 (35.Qb5?! Qe4+-) 35...Qe7 36.Qb5+-) 35.Qc7 (better 35.Ra2 Qe7 36.Qb8 Kg7 37.Ra7 Qa7 38.Qa7 Kf6 39.Rd6+-) 35...Qe7 36.Qb8 Kg7 37.Qe5 (37.Qb5 Kf7+-) 37...Rf6 (37...Qf6 38.Qb5 Rg4 39.Qb7 Kg6 40.Qc6+-) 38.Qb5 (38.g4 Kg8 (38...Qb4?? 39.g5 Qf8 40.Rd6+-) 39.Rd6 Rg6+-) 38...Qc7? (better 38...Bf7+-) 39.Qc5 Qb7 40.b5 (better 40.Rd4+-) 40...c3? (40...Qe4 41.Qd4 Qd4 42.Rd4+-) 41.Rc1 (better 41.Rd6 Qe4 42.Qc3 Qb1 43.Rf1+-) 41...Qe4 42.Qe7?? (better 42.Qc3 Bd5 43.Kf1+-) 42...Kg6+= 43.b6 (43.Qe8!? Kg7 44.Rd1+=) 43...Qe3= 44.Qa3 Bd5 45.Rc3 (45.Qc3? Qe4 46.Qf3 Qf3 47.Rf3 Bf3-+) 45...Qe1 46.Rf1 ½–½. Meyer,Henrik (2115) – Irkilmez,Yakub (1880), German Youth Championship Open A, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Ba5)

9.Bd3 Rc8 10.0-0 Nge7 11.Ba3 Qc7 12.Ng5 g6 13.Qf3 Nf5?? (13...0-0 14.Qh3 h5 15.g4+/-) 14.g4?? (better is 14.Bf5 Qd8 15.Bg6 Qg5 16.Bf7 Kd8 17.Qh3+-) 14...Qd8 15.Bc1 Ncd4 16.Qf4 Bc3-/+ 17.gf5? Qg5!? 18.Qg5 Nf3 19.Kg2 Ng5 20.Ra7? Ne4 21.Nc3+= Nc3 22.fe6 fe6 23.Rb7 Bc6 24.Rh7?? Rh7 25.Bg6 Ke7 26.Bh7 d4 27.f3 Rh8 28.Bd3 Rh5 29.Re1 Nd5 30.Kg3 Rh8 31.Be4 Rg8+/- 32.Kf2 Rh8 33.h4! Kd7 34.Bg5 Nb4? 35.Rd1+- Be4 36.Rd4 Bd5 37.Rb4 Kc6 38.Rb2 Rf8 39.Rc2 Kd7 40.Rc3 Rf5 41.f4 Rf8 42.h5 Be4 43.Bh6 1–0. Pringolliet,Cyril (1965) – Karbovnik,Sylvain (1845), FRA–chT2D, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5)

9.Bd3 f5 10.0-0 Nge7 11.g4 0-0 12.Ba3? (better is 12.g5!?-/+) 12...fg4-+ 13.Bh7 Kh7 14.Ng5 Kg8 15.Qg4 Nf5 (better is 15...Rf5 16.Qh4 Rg5 17.Qg5 Nf5 18.Qd8 Bd8-+) 16.Qh5+- Nh6 17.Qg6 Qg5 18.Qg5 Rf5 19.Qg3 Be8 20.f4 Bh5 21.Ra2 Rc8 22.Rg2 Rc7 23.Qh4 Rcf7 24.h3 ½–½. Dominguez Escalona,AJ – Diez Gonzalez,PM (2300), Malaga City–ch, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5)

9.Bd3 f6 10.0-0 Rc8 11.Bd2 a6 12.Re1 f5 13.Ng5 g6 (13...Qc7=) 14.g4 (better is 14.Bf5 Qe7 15.Bd3+/-) 14...h6-/+ 15.Nh3 Nge7 (15...Qh4 16.Nf4 Nge7-/+ (16...fg4?? 17.Ng6 Qh5 18.Nh8+-)) 16.gf5= Nf5 17.Bf5 gf5 (worse is 17...ef5 18.e6 Qh4 19.Qf3 Qg4 20.Qg4 fg4 21.Nf4+-) 18.Qh5 Ke7 19.Kh1 (better is 19.Qh4 Kf7 20.Qh5 Ke7 21.Qh4 Ke8 22.Bg5+=) 19...Qe8?? (better is 19...Be8 20.Bg5 Kd7+=) 20.Qh4 Kf7 21.Qf6 (21.Qf6 Kg8 22.Rg1 Qg6 23.Rg6 Kh7 24.Qg7) 1–0. Deiller,Pascal – Leroy,Adrien, Chartres op, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

9.Bd3 h6 10.0-0 Nge7 11.Ba3 0-0 12.Nh4 f5 13.f4 Bb6 14.Ra2 Qe8 15.g4 g6 16.Rg2 Kh7 17.Rf3 Rg8 18.Rh3 Qf7 19.Nd2 Rg7? (19...Kh8 20.Nhf3 Qg7 21.gf5 ef5 22.e6+/-) 20.Rhg3?? (better is 20.Nhf3 Kg8 21.Rh6 fg4 22.Rg4+-) 20...Rag8 21.Ndf3 Kh8 22.Kh1 Be8 23.Qg1 fg4 24.Rg4 Nf5 25.h3 Bd8 26.c4? (better is 26.Nf5 gf5 27.Rg7 Rg7 28.Qe1-/+) 26...dc4-+ 27.Bc4 Nh4 28.Nh4 Na5 29.Bd3 Bc6 30.Kh2 g5 31.Ng6 Rg6 32.Bg6? Qg6 33.Rf2 h5 34.Rg3 g4 0–1. Upero,Jussi (2140) – Honkanen,Marko (2065), FIN–chT1, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Ba5)

9.Bd3 h6 10.0-0 Nge7 11.Kh1 Rc8 12.Ba3 a6 13.Re1 Na7 14.Be7 Ke7 15.Qb3 Ke8 16.Qb7 Nb5 17.Na3? (17.Bb5 ab5 (17...Bb5? 18.Ra5 Rb8 19.Rb5 ab5 20.Qc6 Qd7 21.Qa6+-) 18.g3 Qb6 19.Qb6 Bb6+=) 17...Rb8 (17...Bc3 18.Bb5 A) 18...Bb5?? 19.Nb5 Qd7 20.Qa6 Ba1 21.Nd6 Ke7 22.Nc8 (worse is 22.Qa1 Ra8 23.Qb1 g6+-) 22...Rc8 23.Ra1+-; B) 18...ab5 19.Nb5 Bb5 (19...Be1?! 20.Nd6 Ke7 21.Nc8 Qc8 22.Qc8 Rc8 23.Ne1+=) 20.Qb5 Kf8-/+) 18.Qa6= Nc3 19.Rec1 Ra8 20.Qd6 Rc8 (20...Ne4 21.Be4 de4 22.Ng1=) 21.Bb5 (better is 21.Nb5! Rc6 22.Qa3 Nb5 23.Bb5 Rc1 24.Rc1 Bb5 25.Rc5+/-) 21...Bb5 22.Nb5 Nb5 23.Qd8 Kd8 24.Rc8 Kc8 25.Ra5 ½–½. Martinez,Jorge1 (2195) – Ramirez,Carlos4 (2310), 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

9.Bd3 h6 10.0-0 Nge7 11.Nh4 Nf5 (11...Rc8 12.Qg4 g6 13.Qf3+=) 12.Nf5= ef5 13.Qf3 Ne7 (13...Be6!?=) 14.Ba3+= Be6 15.Be7 Ke7 16.Bf5 Bf5 17.Qf5 b6 18.Qg4 Qd7 19.Qg7 Qf5 20.Qg3 Rag8 21.Qe3 Qg4 22.g3 h5 23.Ra2 (23.Nd2!? h4 24.Nb3 Qh5+-) 23...h4+/- 24.Nd2 Rg6 (better is 24...Rc8!? 25.Ra3 Ke8+/-) 25.Nb3+- Rgh6 26.Na5 ba5 27.Ra5 hg3 (27...a6 28.f3 (28.Rd5?! hg3 29.f3 Qc8=) 28...Qe6 29.g4+-) 28.Ra7 Ke8 29.fg3 (29.Qg3 Qg3 30.fg3 Rh2+-) 29...Rh2 30.Ra8 (30.Raf7 Rh1 31.Kf2 Rf1 32.Kf1 Qd1 33.Qe1 Rh1 34.Kf2 Qe1 35.Kf3 Qe4 36.Kf2 Rh2 37.Kf1 Qb1#; 30.Rff7?? Rh1 31.Kg2 R8h2) 30...Ke7 31.Rh8 Rh8 32.Qf3 Qh3?? (32...Qg6+-) 33.Qf7 Kd8 34.Qd5 Kc8 (34...Ke7 35.Qb7 Ke8+-) 35.Qa8 Kd7 (35...Kc7 36.Rf7 Qd7 37.Qa7 Kc6 38.Qd7 Kb6 39.Qe6 Ka5 40.Ra7 Kb5 41.Qa6) 36.Rf7 Ke6 37.Qa2 1–0. Olsarova,Tereza (2205) – Podlesny,Pavel (2105), Havirov CZE, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5)

9.Bd3 Nge7

10.0-0 0-0 11.Bh7 Kh7 12.Ng5 Kg6 13.Qg4 Qb8?? 14.Ne6 Kh7 15.Qg7 1–0. Malferrari,Sofia (1605) – Hu,Jenny, Montlucon France, Youth Championship, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 0-0 11.Bh7 Kh7 12.Ng5 Kg6 13.Qg4 f5 14.ef6 Kf6-/+.

10.0-0 0-0 11.Bh7 Kh7 12.Ng5 Kg6 13.Qg4 f5 14.Qg3 f4 15.Qg4 Qe8 16.h4 b5 17.Ra2 b4 18.Bf4 Rf4 19.Qf4 Qf8 20.Qg3 Kh6 21.Qe3 Nf5 22.Qc1 Qc8 (22...Kg6 23.Qf4 bc3 24.Qg4-+) 23.g4 b3 24.Ra5 Na5 25.gf5 Nc4 (25...ef5!? 26.e6 Be8+/-) 26.Qf4 ef5 27.e6 Be8 28.Re1 1–0. Prakash,Om (1720) – Rooijen Van,Peter, RC–2011–0-00082, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

10.0-0 0-0 11.Bh7 Kh7 12.Ng5 Kg6 13.Qg4 f5 14.Qg3 f4 15.Qg4 Kh6?? 16.Bf4 (16.Qh4 Kg6 17.Qh7 Kg5 18.h4 Kg4 19.f3 Kg3 20.Qg7 Ng6 21.Qg6 Kh4 22.Qg4) 16...Rf4+- 17.Qf4 Ng6 (17...Qe8!?+-) 18.Nf7+- Kh7 19.Nd8 Nf4 20.Nc6 Bc6 (20...Ne2 21.Kh1 Bb6 22.Na5+-) 21.Ra5 b6 22.Ra3 Bb5 23.Re1 a6 24.g3 Nd3 25.Re3 Nb2 26.Rb3 (26.Nd2!? Rc8 27.g4 Nd3+-) 26...Nc4 27.Rf3 (better 27.Re2!?+-) 27...Ba4+= 28.Rb4 b5 29.Rf7 a5 30.Rc4 dc4 (30...bc4 31.Rb7+-) 31.Rc7 Bd1 32.Rb7 (better 32.h3+-) 32...a4? (32...b4 33.cb4 Bf3=) 33.Na3+- (33.Rb5 a3 34.Na3 Ra3-/+) 33...Ra5 34.Rb5 Rb5 35.Nb5 g5 36.f4 gf4 37.gf4 Kg6 38.Kf2 Kf5 (better 38...Bc2+-) 39.Ke3 Bc2 (39...Bb3 40.Na3+-) 40.Na3 (better 40.d5 Kg6 41.de6+-) 40...Bd3 41.Nb5 Bf1?? (41...Bc2 42.d5 Kg6 43.de6 Bf5+-) 42.Nd6 (42.d5!? ed5 43.Kd4 Bg2+-) 42...Kg4 43.Nb5 Bg2 (43...Kf5 44.d5 ed5+-) 44.Kd2 Kf4 45.Kc2 Ke3 46.Kb2 (46.Nc7 Bh3 47.Kb2 Kd2+-) 46...Bc6 47.Nc7 Kd2 48.Ne6 a3 49.Ka3 Kc3 50.h4 Kd2 (50...Bf3 51.Nc7 Kd2 52.Na6+-) 51.Nc5 Bd5 52.Na4 Kd3 (52...Bf3 53.Kb4 Kd3+-) 53.e6! Kd4 (53...Be6 54.Nc5 Double attack (54.Nc5 Decoy)) 54.e7 Bf7 55.Kb4 Kd5 56.Nb6 ½–½. Vekemans,Denis (1950) – Dhuyvetter,Frederik (1805), 6th Lille France, LUC Open, 2015. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Nc6 5.d4 e6 6.Nf3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 a6 11.Ng5 g6 12.Qf3 Nf5 (better is 12...0-0+=) 13.g4+/- (13.g4 Nh6 14.Qh3+/-) 1–0. Fidalgo Fernandez,Lucia (1885) – Garcia Perez,Alberto, Asturias–ch Primera, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 b5 11.Na3? (better 11.Nfd2=+) 11...Bc3-+ 12.Nb5 (12.Rb1 Nd4 13.Nb5 Nf3 14.Qf3 Be5-+) 12...Ba1 13.Ng5?? (13.Be3 Bd4! 14.Nd6 Kf8 15.Bd4 Nd4 16.Nd4-+) 13...Nc8 14.Qh5 Ne5! 15.de5 g6 16.Qf3 0-0 17.Qh3 (better 17.Nh7!? Be5 18.Nf8 Qf8 19.Re1-+) 17...h5-+ 18.g4 (18.Nf3 Bb5 19.Bb5 Rb8-+) 18...Bb2! 19.Bd2 (19.Bb2 Qg5 Deflection) 19...Be5 20.gh5 Qf6 (better 20...Qe7-+) 21.hg6-/+ Qh8 22.g7 (22.Qh8 Bh8 23.Bb4 fg6 24.Bf8 Kf8-/+) 22...Kg7-+ (22...Qg7?! 23.Bh7 Kh8 24.Be4 Kg8 25.Bh7 Kh8 26.Be4 Kg8 27.Bh7=) 23.Nh7 Ne7 (23...f5 24.Qh6 Kf7 25.Qh5 Kg8 26.Qg6 Bg7 27.Nf8-+) 24.Re1 (24.Bh6 Kg8 25.Qg2 Ng6 26.Nf8 Rf8 27.Bf8 Kf8 28.Bg6 Bb5 29.Rb1-/+) 24...Nf5-+ 25.Bh6? (25.Bf5 ef5 26.Qh6 Kg8 27.Re5 Qh7-+ (27...Qe5 28.Nf6 Qf6 29.Qf6 Rae8 30.Bh6 Re1 31.Kg2 Rg1 32.Kg1 Bb5 33.Qg7)) 25...Kg8 (better 25...Kh7 26.Bf8 Kg8 27.Qh8 Bh8-+) 26.Nf8-/+ Bb5 (26...Rf8 27.Bf5 Bg7 28.Bg7 Qg7 29.Kh1 Bb5 30.Rg1 ef5 31.Rg7 Kg7 32.Qg2 Kf6 33.Qd5+=) 27.Bf5 ef5 (worse 27...Rf8 28.Re3 ef5 29.Qg2 Bg7 30.Bg7 Qg7 31.Rg3 Qg3 32.Qg3 Kh7 33.Qh3 Kg6 34.Qg2 Kf6 35.Qd5 Rg8 36.Kh1+=) 28.Re3 f4 (28...Bg7 29.Rg3 Re8-/+) 29.Ng6= Qh7 (29...fg6 30.Qe6 Kh7 31.Rh3 Be2 32.Qf7 Qg7 33.Bg7 Bh5 34.Bf6 Kh6 35.Qg7) 30.Re5 ½–½. Mouron,Daniel (2110) – Hassler,Erich (2315), WS/M/264, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 Qc8 11.Ng5 g6 (11...h6 12.Qh5 Rf8 13.Nf3+=) 12.Qf3= Kd8?? (better is 12...0-0=) 13.Nf7+- Kc7 14.Nh8 Qh8 15.Ba3 Rf8 16.Bd6 Kc8 17.Qe2 Bb6 18.Na3 Rf7 19.Nb5 Nf5 20.Rfb1 Qd8 (20...Kd8 21.Qg4+-) 21.Qb2 Be8 22.Bc5 Bc5 23.Bf5 ef5 24.dc5 Kb8 25.Nd6 Qc7 (25...Qe7+-) 26.Ne8 Qd7 27.Nd6 Rg7 (27...Re7 28.Qb3 Qe6 29.Nb7+-) 28.Nb7! Ka8 (28...Qb7 29.Qa2) 29.Na5 Rg8 (29...Qf7 30.Nc6 Qb7 31.Ra7 Qa7 32.Qb8 Qb8 33.Rb8) 30.Nc6 Qc6 31.Ra7! Ka7 (31...Ka7 32.Ra1 Mate attack) 32.Ra1 (32.Ra1 Qa6 33.Qb6 Ka8 34.Ra6) 1–0. Wiesgickl,Gerhard (1860) – Rohrmueller,Helmut, Regionalliga NO, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 Nf5 11.Ba3 Qc8 12.g4 (12.Qb3!?=) 12...Nh6 (12...Nfe7 13.Be7 Ke7 14.c4-/+) 13.Ng5 Bd8 (13...Qd8 14.f4=+) 14.Nh7 Na5 (14...g6 15.Nf6 Bf6 16.ef6=) 15.f4 (15.Bc1!?=) 15...Nc4=+ 16.Bc4 (16.Qe2 Bb5 17.Bc5 b6-/+) 16...dc4 (16...Qc4!? 17.Ng5 f6-/+) 17.Ng5= Be7 (17...f5!? 18.ef6 gf6=) 18.Be7+= Ke7 19.Qe2 (19.Ne4 Qg8+=) 19...Bc6 (19...f5 20.gf5 Nf5 21.Nd2=) 20.Nd2 Bd5 (20...Qd7 21.Nge4=) 21.Nge4+= Qc6 22.Nd6 Can c4 get defended? 22...b5 (22...f5 A) 23.N6c4 Ng4 (23...fg4?! 24.Qd3=+) 24.Ne3 Rh2 25.Qh2 Nh2 (25...Ne3 26.Rfc1+=) 26.Kh2 Rh8 27.Kg1 Rh1 28.Kf2 Rh2 29.Kg1 Rd2-+; B) 23.N2c4? Ng4 24.Ne3 Rh2 25.Nd5 Qd5-+; C) 23.Rfb1 b6 C1) 24.N6c4? Ng4 (24...fg4?! 25.Nd6=) 25.Nb6 ab6 26.Ra8 Qa8-+ (26...Ra8?! 27.c4-+); C2) 24.g5=) 23.f5+= f6 (23...ef5 24.g5 Ng8 25.Rf5+=) 24.fe6 (24.g5 fe5 25.gh6 gh6+-) 24...Be6+= (24...Ke6?? 25.ef6 Be4 26.N2e4+-) 25.Rae1 (better 25.Nf5 Nf5 26.gf5=) 25...Qd5?? (better 25...Kd7!?=) 26.Nf5 (26.Nb5 Rac8 27.Na7 Rc7+-) 26...Kf7 (26...Bf5 27.ef6 (27.gf5?! Rae8+=) 27...Kf6 28.Qe7 Kg6 29.Re5+-) 27.Ne4 (better 27.ef6 gf6 28.Nd6 Ke7 29.Nb5+-) 27...Ng8?? (better 27...Bf5 28.gf5 fe5+-) 28.Ned6+- Kf8 29.ef6 Bf5 1–0. Becker,Robin (1940) – Bosse,Lea (1690), German Youth Championship Open A, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 Ng6 11.Ba3 Nce7 12.g3 Bb6 13.h4 0-0 14.Qc2 (better is 14.h5!? Nh8 15.Qc2+/-) 14...Re8= 15.h5 Nf8 16.g4 Rc8 17.Kg2 h6 18.Nbd2 Nc6 19.Nb3 Na5 20.Nc5 Bc6 21.Kg3 Bc5 (better is 21...Nd7!? 22.Bb4 Bc5 23.Ba5 b6+=) 22.Bc5+= (worse is 22.dc5 Nc4 23.Bb4 Ra8-/+) 22...b6 23.Ba3 Qd7 24.Nh4 (better is 24.Ba6!?+=) 24...Bb5 25.f4 Bd3 26.Qd3 Nh7 27.Ra2 Qa4 28.Rff2 Qb3 29.Bb4 Nc6 30.Bd6?? (better is 30.Qc2 Qc2 31.Rfc2 (worse is 31.Rac2 a5 32.Ba3 Na7-/+) 31...Nb4 32.cb4 Rc2 33.Rc2+=) 30...Ne5!-+ 31.Qe2 (31.de5 Rc3 Combination; 31.Be5 Rc3 Combination; 31.fe5 Rc3 Combination) 31...Rc3 32.Kg2 Rg3 33.Kf1 (33.Kh1 Ng4 34.Rf3-+) 33...Qb1 34.Qe1 Qe1 (better is 34...Rg1! 35.Kg1 Qe1 36.Kg2 Ng4 37.Nf3-+) 35.Ke1 Nd3 (35...Nd3 36.Kf1 Nf2 37.Kf2 Rg4-+) 0–1. Kraehenbuehl,Jean (1785) – Schweizer,Robert (1995), Bern op, 2004. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6 6.Nf3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 Ng6 11.Ng5 f5 (better is 11...Nce7!?+=) 12.Qh5+= Kf8 13.g4 h6? (better is 13...Kg8 14.gf5 ef5+=) 14.Ne6!+- (14.Qg6?! hg5 15.gf5 Rh6 16.Qg5 Qg5 17.Bg5 Rh5+=) 14...Be6 15.gf5 (15.Qg6?! Bf7 16.Qf5 g6+-) 15...Bf5 (15...Qh4 16.Qg6 Bf7+-) 16.Qf5 (16.Bf5?! Nh4 17.Bd3 g6 18.Bh6 Ke8 19.Bg6 Ng6 20.Qg6 Kd7 21.Qg4 Kc7+-) 16...Kg8 17.Qe6 Kh7 (17...Kf8 18.Bg6 Qe7+-) 18.Bg6 1–0. Gross,Karl (2115) – Kiechl,Stefan (1915), Goch op, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.Ba3 0-0 11.0-0 h6 12.Bc2 f5 13.Qd3 Bc7 14.Nbd2 Na5 15.Nh4 Rf7 16.g4 (16.Rfb1 a6=) 16...Rc8 (16...fg4?? 17.Qh7 Kf8 18.Qh8) 17.f4 Bb6 (17...Qe8 18.Rfb1=+) 18.gf5 Nf5 19.Nf5 ef5 20.Rf2 Be6 21.Rg2 Rfc7 22.Bb2 Nc6 23.Qg3 Qf8 24.Bd1 Kh8 25.Kh1 Ne7 26.Bh5 Bf7 27.Bf7 (27.Be2 Rc6=+) 27...Qf7 28.Rag1 g6 29.Nf3 (29.Qh4 Kh7 30.Nf3 Qg8+-) 29...Rc6 30.Qh3 1–0. Prakash,Om (2000) – Magitz,Aaral (1975), FICGS, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.Ba3 Rc8 11.h4 (11.h3 Bb6+=) 11...Qb6 (11...a6 12.Ra2=) 12.0-0 Ng6 (12...Qd8 13.Re1=) 13.g3 (13.Qd2 Qd8 14.g3+=) 13...Nce7?? (better is 13...Nge7+=) 14.h5+/- Nf8? (14...Qc7 15.hg6 hg6 16.Bd6+-) 15.Qd2?? (better is 15.Be7 Ke7 16.Qc1 Bc3 17.Nc3+-) 15...Bb5?? (better is 15...h6 16.Be7 Ke7+/-) 16.Bb5 (better is 16.Qg5 Rc7 17.Bb5 Qb5 18.Be7+-) 16...Qb5 17.Be7 Ke7 (17...Ra8+-) 18.Qg5 Kd7 19.Qg7 Ng6 (19...Bb6 20.Qh8 Qd3 21.Nh2+-) 20.hg6 hg6 (20...Rcf8 21.gf7 Qd3 22.Ng5+-) 21.Qf7 (21.Qf7 Kd8 22.Ng5+-) 1–0. Narmontas,Raimondas (2150) – Sarakauskas,Vytautas, Klaipedai, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

10.Ba3 Nc8 11.Qd2=.

10.Qc2 Rc8 11.Ba3=+.

10.Qc2 h6 11.0-0 Rc8 12.Ba3 Bb6 13.Qe2 0-0 14.Kh1 (14.Nbd2 f6=+) 14...a6 (14...f6 15.ef6 Rf6 16.Bd6=+) 15.Nh4 (15.Qb2!?=) 15...Na7=+ 16.f4 Bb5 (16...Re8!?=+) 17.f5= Bd3 (17...Re8 18.f6 Bd3 19.Qd3+=) 18.Qd3 ef5 (18...Re8 19.f6 Nec6 20.Qg3+-) 19.Nf5 Nac6 20.Rf3 (20.Qf3 Kh7+-) 20...g6 (better 20...Nf5 21.Qf5 Ne7=) 21.Nh6+- Kg7 22.Qd2 f6 23.ef6 (23.e6 Qc7 24.Rh3 f5+-) 23...Rf6+= 24.Rf6 Kf6 25.Ng4 (25.Qf2 Kg7 26.Qf7 Kh8 27.Qf6 Kh7+-) 25...Ke6 (25...Kf7!?+=) 26.Qe3+- Kd7?? (better 26...Kf7 27.Nd2 Nf5+-) 27.Nf6+- (27.Nf6 Kc7 28.Qg3 Ne5 29.Qe5 Kc6 30.Be7+-) 1–0. Strater,Heinz (2105) – Nent,Alexander (1770), 8th Goch op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.Bd2 a6 11.Na3 b5 12.Nc2 Bb6 (12...Qc7 13.0-0-/+) 13.0-0 Ng6 (13...0-0 14.Ng5 g6 15.Qf3=) 14.Ng5 0-0 (better 14...Nce7=+) 15.Qh5+- (15.Qh5 h6 16.Nf7 Rf7 17.Qg6+- (17.Bg6?! Rf8+=)) 1–0. Joncic,Dragan (1925) – Reutimann,Hans Peter (1820), 5th Zuerich op–B, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.Bd2 a6 11.Na3 Rc8 12.Ng5 h6 13.Qh5 g6 14.Qh3 b5 15.Nc2 Nf5 16.g4 Ng7 (16...Nfd4 17.Nd4 Nd4 18.Nf7 Kf7 19.cd4 Bd2 20.Kd2+=) 17.f4 Qe7 18.0-0 Kd8 (18...Kf8 19.Nf3=) 19.Nb4 (19.Nf3 Ne8+/-) 19...Nb4 (better is 19...Bb4!? 20.cb4 Kc7 21.Nf7 Qf7 22.Ra6 Rb8+= (22...Nd4? 23.Qe3+-)) 20.cb4+= Bb6 21.Nf3 Ra8 22.f5 (better is 22.Rfc1!?+=) 22...ef5+= 23.Bg5 hg5 24.Qh8 Ne8 25.Kh1 fg4 (25...Qb4 26.gf5 gf5 27.Ng5 Qd4 28.Rad1+/-) 26.e6 fe6 27.Ne5 Kc7?? (better is 27...Bd4 28.Nf7 Qf7 29.Qd4 Qg7 30.Qg4 Nd6+=) 28.Rf7+- Qd6 (28...Qf7 29.Nf7 Kb7+-) 29.Rd7 Qd7 30.Nd7 Kd7 31.Bb5! (31.Bb5 ab5 32.Ra8 Nd6 33.Rg8 e5 34.Rg7 Ke6 35.Qf8 Bd8 36.Rg6 Bf6 37.Rf6 Kd7 38.Qd6 Kc8 39.Rf7 ed4 40.Qc7) 1–0. Leygue,Dominique (2325) – Aggoune,Eddy (1760), Marseille Hiver op, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.Qe2 h6 11.Bd2 Nf5 12.h4 (12.Bf5 ef5 13.c4 dc4=+) 12...Rc8 (12...Qb6 13.Na3 0-0 14.g4=) 13.Na3 (13.Bf5 ef5 14.Qb5 Qb6 15.Qd5 Be6=+) 13...a6-/+ 14.g4 Nfe7 15.h5 Qb6 16.Rb1 Qc7 17.g5 (17.c4!?=+) 17...hg5-/+ 18.Ng5 Nd8 (18...Nf5 19.Bf5 ef5 20.e6 fe6 21.Ne6 Be6 22.Qe6 Ne7 23.Kd1-/+) 19.Rc1 (19.c4 Bd2 20.Qd2 Rh6=+ (worse 20...dc4 21.Nc4 Nf5 22.Ne4+=)) 19...Nec6 (19...Nf5 20.Qg4-/+) 20.Kf1 (20.Qg4 Ne5 21.de5 Qe5 22.Qe2 Nc6-/+) 20...b5 (20...Ne7 21.Rg1 Nf5 22.Nh3-/+) 21.h6 (21.Nh7 Rg8=) 21...gh6 (21...Rh6!? 22.Rh6 gh6-/+) 22.Nh7 Nb7 (better 22...f5 23.Nf6 Ke7 24.Bf5 Nf7=+) 23.Rh6 Kd8 24.Qh5 (better 24.Bg5 Ne7 25.Be7 Ke7 26.Qg4+-) 24...Be8+- 25.Bg5 Ne7 26.Nf6 Rh6 27.Qh6 Qb8 (27...Qc6+-) 28.Qf8 Kc7 29.Qe7 Kb6 30.Be3 (better 30.Ne8 Re8 31.Qf7 Qc8+-) 30...Bc3 (30...Qc7 31.Qf8 Bc6+-) 31.Nb1 b4 (31...Bb2 32.Rc8 Qc8 33.Ne8+-) 32.Nc3 bc3 33.Qb4 (33.Rb1!? Ka7 34.Ra1 Ba4 35.Ra4 Rc6+-) 33...Ka7 34.Ba6 Nd8 (34...Nc5 35.Qb8 (worse 35.dc5 Qb4 36.Bc8 Bb5 37.Kg2 d4-/+; 35.Qc3 Ka6 36.Ke1 Ba4+-) 35...Rb8 36.dc5 Ka6 37.Ra1 Kb7 38.Rb1 Kc7 39.Rb8 Kb8 40.Ne8+-) 35.Qa3 (35.Qa5 Qc7 36.Qa3+- (36.Ne8 Qa5 37.Bc8 Qb5 38.Kg2 Qe8 39.Rc3 f6=+)) 35...Qb6 (35...Qb2 36.Ra1 Qa3 37.Ra3 Rc6 38.Bd3 Kb8 39.Ne8 c2+-) 36.Bc8 Kb8 37.Qc3 (37.Ne8 Kc8 38.Rc3 Nc6+-) 37...Bb5 38.Kg1 Nc6 39.Nd7 Kc8 40.Nb6 Kb7 (40...Kb8 41.Qc5 f5 42.Qb5 f4 43.Qc6 Ka7 44.Ra1 Kb8 45.Ra8) 41.Rb1 (41.Qc5 Kb8 42.Qb5 f6 43.Qc6 Ka7 44.Ra1 Kb8 45.Nd7) 41...Kb6 (41...Ba6 42.Nd5 Bb5 43.Rb5 Kc8 44.Qc6 Kd8 45.Rb8) 42.Qc5 Kc7 (42...Kb7 43.Rb5 Kc7 44.Qd6 Kc8 45.Qc6 Kd8 46.Rb8 Ke7 47.Qd6) 43.Rb5 Kd7 (43...f6 44.Qd6 Kc8 45.Qc6 Kd8 46.Rb8 Ke7 47.Qc7) 44.Qd6 (44.Rb7 Ke8 45.Bh6 Ne5 46.Qe7) 44...Kc8 (44...Ke8 45.Rb7 f5 46.Qc6 Kd8 47.Bg5) 45.Qc6 Kd8 46.Bg5 f6 47.ef6 (47.Bf6) 47...e5 48.f7 (48.Rd5) 1–0. Pingin,Artem – Thatte,Nishchal, European Youth Championship U8, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

10.0-0 h6

11.Ba3 0-0 12.Bc2 f5 13.Qd3 b5 14.Bd6 Bb6 15.Nbd2 Na5 16.g4 Rf7 17.Nh4 Nc4 18.gf5 Nf5 19.Nf5 Rf5 20.Nc4 dc4 21.Qe3 Rg5 22.Kh1 Bc6 23.f3 Qe8 24.Be4 a5 25.f4 Rf5-/+ 26.Qf3 Be4 27.Qe4 Ra7 28.d5 Qa8 29.Rad1 ed5 30.Qd5 ½–½. Wrede,Michael (2265) – Jacobsen,Joerg (2170), BdF, 2008.

11.Ba3 a6 12.Nfd2 0-0 13.Qh5 (13.Nb3 Bc7=+) 13...f6 14.f4 (14.Nb3 Bc7 15.ef6 Rf6-/+) 14...Bb6 (14...fe5!? 15.fe5 Rf1 16.Nf1 b5 17.Be7 Ne7-/+) 15.Nf3=+ fe5 16.fe5 Qe8 17.Qg4? (better 17.Qe8 Rae8 18.Rf2=+) 17...Rf3!-+ 18.Qf3 (18.Rf3 Ne5 Double attack (18...Ne5 Decoy); 18.gf3 Ne5 Double attack (18...Ne5 Decoy); 18.Qf3 Nd4 Decoy) 18...Ne5 (18...Nd4!? 19.Qg4 Nec6 20.Kh1 (worse 20.cd4 Bd4 21.Kh1 Ba1-+) 20...Ne5 21.Qg3 Nd3 22.cd4 Bd4 23.Ra2-+) 19.Qg3 (19.Qe3 Nd3 20.Qd3 Bb5-+) 19...Nd3 20.Qd3 Bb5 21.Qh3 Bf1 22.Qe6 Qf7 23.Qe7?? (23.Qf7 Kf7 24.Kf1 Nf5-+) 23...Qe7 (better 23...Qg6 24.Kf1 Re8 25.Qe8 Qe8-+) 24.Be7 Bb5 (24...Bd3 25.Nd2-+) 25.Na3 Bd3 26.Rd1 Be4 27.Rd2 (27.c4 Re8 28.Bb4 Re6-+) 27...Re8 28.Bb4 Bc7 29.Re2 (29.c4 a5 30.Bc3 a4-+) 29...b6 (29...Rc8 30.Re1-+) 30.Nc2 (30.c4 Re6-+) 30...Kf7 (30...a5 31.Ba3-+) 31.Rf2 (31.Ne3 a5 32.Rf2 Kg6-+) 31...Ke6 32.Ne3 a5 (32...h5!? 33.Ba3-+) 33.Bf8 Bd6 (33...a4 34.Bg7 a3-+) 34.Bd6 (better 34.Bg7!? Rc8 35.Rf6 Ke7 36.Rh6 Rc3 37.Kf2-+) 34...Kd6-+ 35.Rf7 (35.Rb2 Kc7-+) 35...Re7 36.Rf8 (36.Rf2 Bd3 37.Rf3 a4 38.Nd5 Kd5 39.Rd3 Ra7-+) 36...Ra7 37.Rb8 Kc6 38.Rc8 (38.c4 a4 39.cd5 Bd5 40.Rc8 Kd7-+) 38...Kb5 (better 38...Rc7 39.Re8 a4 40.Ra8-+) 39.c4? (39.Re8 Bd3 40.Nd5-+) 39...dc4 40.Nc4 Bd5 (40...Rd7!? 41.d5-+) 41.Ne3 (41.Nd6 Ka6-+) 41...Bb3 42.d5 (42.Kf2 Rd7-+) 42...a4 43.d6 (43.Nf5 Bd5 44.Nd4 Kb4 45.Nc2 Ka5-+) 43...a3 44.Rc7 (44.Rc1 a2 45.Ra1 Rd7-+) 44...Ra8 45.Rc1 a2 46.Ra1 Kc6 (46...Rd8 47.Nf5-+) 47.Nf5 (47.Kf2 Rd8-+) 47...Bc4 48.Ne3 (48.d7 Kd7 49.g4 b5-+) 48...b5 49.Kf2 (49.d7 Kd7 50.Nc4 bc4-+) 49...Kd6 50.Ke1 (50.Nc2 Kc5 51.Rc1 b4-+) 50...Kc5 51.Kd2 Rd8 (better 51...b4 52.g4 Ra3-+) 52.Kc2 (52.Kc1 Rf8 53.Nc4 Kc4 54.Ra2 Rf1 55.Kb2 Rf2 56.Kb1 Ra2 57.Ka2-+) 52...b4 53.Rc1 Rd3 Black prepares the advance b3 54.Nd1 (54.Nf1 Rc3 55.Kd1 Rc1 56.Kc1 a1Q 57.Kd2 Bf1 58.h4 Qc3 59.Kd1 b3 60.g4 b2 61.h5 b1Q) 54...b3-+ 55.Kb2 Rd2 56.Ka3 (56.Ka1 Rc2 57.Rb1 ab1Q 58.Kb1 Bd3 59.g4 Rd2 60.Kc1 Rd1 61.Kd1 b2 62.Ke1 b1Q 63.Kf2 Kd4 64.g5 Qf1 65.Kg3 Be2 66.gh6 Qg1 67.Kf4 Qg4) 56...Rc2 57.Ra1 (57.Nf2 Rc1 58.Ne4 Kb6 59.Kb4 a1Q 60.Nc3 Rc3 61.g3 Qa5) 57...Rg2 (57...b2 58.Ka4 ba1Q 59.Ne3 Qc3 60.Nc2 Bb5) 58.Nb2-+ Rh2 59.Rd1 g5 60.Na4 Kc6 (60...Kb5!? 61.Ra1 g4 62.Nc3 Kc6 63.Na4-+) 61.Rc1 Rc2 62.Rh1 Be6 (62...Kb5 63.Nb2-+) 63.Nb2 h5 64.Nd3 Kd6 65.Nb4 b2 66.Na2 Ba2 67.Rd1 (67.Rb1 Bb1 68.Kb3 Kd5 69.Ka4 Ba2 70.Ka5 b1Q 71.Ka4 Rc3 72.Ka5 Ra3) 67...Bd5 (67...Bd5 68.Kb4 Rc1 69.Rd5 Kd5 70.Ka4 Rc2 71.Ka5 b1Q 72.Ka4 Ra2) 0–1. Sambuev,Bator (2535) – Charbonneau,Pascal (2505), PRO League Atlantic, 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.d4 d5 6.e5 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

11.Ba3 a6 12.Nfd2 Bc7 13.f4 g6 14.Nf3 Nf5 15.Qe2 b5 16.Nbd2 Na5 17.g4 (17.Bc5 Bc6=) 17...Ne7 18.f5 (better is 18.Bc5!?+=) 18...gf5-+ 19.Nh4? (better is 19.Be7!? Qe7 20.gf5 ef5 21.Qg2-/+) 19...Rg8 20.Kh1 Nc4?? (better is 20...Rg4 21.Ng2 Nc4-+) 21.gf5-/+ Na3 22.Ra3 Nf5 23.Nf5 ef5 24.Nb3 Bb6 25.Bf5 Bf5 26.Rf5 Qd7?? 27.Rf6+/- Bd8?? 28.e6+- Qe7 29.ef7 Kf8 30.fg8Q Kg8 31.Qg4 Kh7 32.Qg6 Kh8 33.Qh6 Kg8 34.Rg6 (34.Rg6 Kf7 35.Rg7 Ke8 36.Qh8 Qf8 37.Qh5 Qf7 38.Qf7) 1–0. Hanser,Michael (2160) – Filzmeier,Bruno, Velden op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

11.Bc2 a6 12.Ba3 Rc8 13.Nfd2 Na7 14.Bc5 b6 (14...Bb6 15.Nb3+=) 15.Ra5= bc5 16.Ra6 Qc7 (16...Nac6 17.dc5 Ne5 18.Re1=) 17.Ba4 0-0 18.dc5 (18.Bd7!? Qd7 19.Nb3 cd4 20.cd4=) 18...Nac6= 19.c4 Ne5 20.cd5 Nd5 21.Ne4 Ra8 22.Ra8 Ra8 23.Bd7 Nd7 24.Qc1 Ra5 25.c6 Nb8 26.Na3 Nc6 27.Nc4 Ra7 28.Ned6 Nd4 29.Qb2 e5 30.f4 Ne3 31.Ne3 Qd6 32.Rd1 Qc5 33.Qb8= Kh7 34.Qe5 Qe5 35.fe5 Nc6 36.Rd5 Re7 37.Nc4 Kg6 38.Kf2 38...Kf5+= 39.e6 Ke4 40.Rd6 Re6-/+ 41.Rd7 Rf6 42.Kg3 Rg6 43.Kf2= Rf6 44.Kg3 Kf5 45.Rc7 Ne5 46.Rc5 Re6 47.Ne5 Re5 48.Rc7 Kf6 49.Kf4 g5 50.Kf3 Kg6 51.g4 Re6 52.h3 Rf6 53.Kg3 h5 54.Rc8 h4 55.Kg2 Rd6 56.Rc5 Rd2 57.Kg1 f6 58.Rc7 Rd5 59.Kg2 Rd2 60.Kg1 Re2 61.Ra7 Re5 62.Kg2 Re6 63.Rb7 f5 64.gf5 Kf5 65.Rf7 Ke4 66.Rf1 Rd6 67.Re1 Kf5 68.Rf1 Kg6 69.Rf2 Rd3 70.Kh2 Rd4 71.Kg2 Kh5 72.Rb2 Kg6 73.Rb5 Rd2-/+ 74.Kg1 Kf6 75.Ra5 Re2 76.Ra8 Rd2 77.Rf8 Ke5-/+ 78.Rf7 Ke4 79.Rf8 Ke3 80.Rf5+= Rd1 ½–½. Klotz,Stefan – Brauer,Christian (2190), Porz op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6)

11.h4 a6 12.h5 b5 13.Nh4 b4 (13...0-0 14.Qg4 Kh8 15.Ba3=+) 14.Qg4 (14.Bd2!?=+) 14...bc3-/+ 15.Qg7 (15.Rd1 Qb6 16.Be3 Kf8-/+) 15...Rg8 16.Qh7 Nd4 17.Ng6 fg6 18.Ba3 Bb5?? (18...Ndf5 19.Bf5 A) 19...ef5?? 20.Be7 Rh8 21.Qh8 (21.Bd8?! Rh7 22.Ba5 d4+-) 21...Ke7 22.Qg7 Ke8 23.hg6+-; B) 19...gf5 20.Be7 Rg2 21.Kg2 Qe7 22.Qg6 Kd8 23.Ra5 c2 24.Qh6 Qh4 25.Qf6 Qf6 26.ef6 Bb5+=) 19.Be7+- Qe7 20.Qg8 Kd7 21.Qa8 Nf3 22.gf3 Qg5 23.Kh1 Qh5 24.Kg2 Qg5 25.Kh1 Qh4 26.Kg2 Qg5 ½–½. Devallee,Jeremie (2255) – Guignier,Nicolas (2210), Agen France, Accession Championship, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nge7)

8.c3 Be7

9.Ba3 Rc8 10.Bd3 a6 11.0-0 Na7 12.Re1 Bb5 13.Bc2 Ba3 14.Ra3 Ne7 15.h4 Bc4 16.Ng5 h6 17.Nh3 h5 (better is 17...Nb5!? 18.Ra4 0-0+=) 18.Qf3 Nec6 19.Qg3 g6 20.Nd2 Bb5 21.Nb3 Qe7 22.Raa1 b6 23.Re3 a5 24.Rf3 Rf8 25.Rc1 Ba4 26.Ng5?? (better is 26.Qf4 Nb5 27.Ng5+=) 26...Bb3-+ 27.Rf7 Rf7 28.Bg6 (28.Nf7 Nd4 29.Nd6 Kd8 30.Bd3-+) 28...Nd8 29.Rb1 a4 30.Qf3 Kd7 31.Qh5 Rg7 32.f4 Rc3 33.g4 Qb4 34.Qh8 Qd4 35.Kh1 Re7 (35...Re7 36.Rf1 Rg3-+) 0–1. Bujak,Michal (2150) – Vyparina,Matej (2250), Pardubice op–E, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Ba3 f5 10.Bd3 g5?? (better is 10...a6+=) 11.Ng5!+/- Qb6?? (11...Bg5 12.Qh5#) 12.Qh5+- (12.Qh5 Kd8 13.Nf7 Kc7 14.Nh8 Nd4 15.Qh7+-) 1–0. marillion – madik, gameknot.com, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Ba3 Nh6 10.Bd3 Nf5 11.Qb3 Nh4 12.Nh4 Bh4 13.Qb7? (better 13.g3 Bg5 14.f4= (14.Qb7? Rb8 15.Qa6 Rb6-+)) 13...Rb8-+ 14.Qa6 Rb6 15.Qa4 Ne5! 16.Qc2 (16.de5 Qg5 Double attack (16...Ba4 Discovered attack; 16...Qg5 Decoy)) 16...Nd3 17.Qd3 Qf6 (17...Bb5!? 18.Qd1 Qc7-+) 18.g3-/+ Bb5 19.Qd1 Bg5 20.Bc5 Qf5 21.f4 (better 21.f3 Rb7 22.Na3-/+) 21...Qe4?? (better 21...Bf4 22.gf4 Qf4-+) 22.Kf2= Be2 23.Qa4 Bb5 24.Qd1 Be2 25.Qe2 Qh1 26.Bb6 Qh2 27.Kf3 Qh1 28.Ke3 0-0 (28...Qc1 29.Kf2 ab6 30.Qb5 Ke7 31.Ra7 Kf6 32.fg5 Qg5 33.Qd3+=) 29.Ba7 Qg1 30.Qf2 Qc1 31.Kf3 Qh1 32.Ke2 Qc1 (32...Be7 33.Qf1 Qh2 34.Kf3+-) 33.Qe1 Bf4? (better 33...Qb2 34.Nd2 Be7+-) 34.gf4+- Qb2 (34...Qf4 35.Bc5 Qe4 36.Kd1 Qf3 37.Qe2 Qh1 38.Kc2+-) 35.Nd2 Qc3 36.Bc5 Rb8 (36...Rc8+-) 37.Qb1! Re8 (37...Rb1 38.Ra8) 38.Ra3 (38.Ra3 Qa3 39.Ba3+-) 1–0. Baeta,Marcio Netto (2085) – Villasanti,Sebastian (1625), Cuiaba Brazil, Contaud Open, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Ba3 Nh6 10.Be7 Qe7 11.Bd3 0-0 12.Na3 Nf5 13.Bf5 ef5 14.Nb5? f6?? 15.Qe2? fe5-+ 16.de5 a6 17.Nc7=+ Rac8 18.Nd5 Qc5 19.c4 Be6 20.0-0= Bd5 21.cd5 Qd5 22.Rfd1 Qe6 23.Rd6 Qe7 24.Rad1 Rcd8 25.Qc4 Kh8 26.Qc3 h6 27.Qc5 Kh7 28.Nd4 Ne5?? 29.Rh6!!+- Kh6 30.Qe7 Ng6 31.Nf5! Rf5 32.Qd8 1–0. pokerbait (2350) – chessgirlwi (2100), net–chess.com, 2008.

9.Na3 Na5 10.Bd3 a6 11.0-0 Rc8 12.Bd2 h5 13.Nc2 Nc4 14.Bc1 Nh6 15.Nd2 g6 (15...Bb5 16.Qh5 Na3 17.Qf3 Nc2 18.Bb5 ab5 19.Ra2+=) 16.Qe2 (16.Bc4!? dc4 17.Ba3+=) 16...Nb6+= 17.Nb1 Na4 Attacks the backward pawn on c3 18.Qe1 Qc7 19.Bd2 Nb2 20.Be2 Nf5 21.Ne3 Nc4 (21...h4 22.h3+=) 22.Bc1 Bb5-/+ 23.g3 Qc6 24.Qd1 b6 25.Nf5 ef5 26.h4 a5 27.f4 Kd7 28.Rf3+= Ra8 29.Bc4 Bc4 30.Ba3 b5 31.Be7 Ke7 32.Nd2 Rhb8 33.Nb3 Bb3 34.Qb3 Qc4 Black intends b4. Black prepares a4 35.Qd1 a4 36.Ra3 Rb7 37.Rf2 b4 38.Ra4 Ra4 39.Qa4 bc3 40.Qa3 Qb4 41.Qa6 Rb6 42.Qa7 Kf8 43.e6 Re6 44.Qa8 Kg7 45.Qd5 c2! 46.Rf1 Qc3 0–1. Ibrahimov,Rasul – Krutikhin,Yury Petrovich, URS–ch30 sf Novosibirsk, 1961. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7)

9.Qb3 Qc7 10.Ba3 Rc8 11.Bd3 a6 12.0-0 Ba3 13.Qa3 (worse is 13.Na3 Na5 14.Qd1 Qc3-/+) 13...Nge7 14.Rc1 0-0 15.Nbd2 Ra8 16.Nb3 Rfb8 17.Nc5 Bc8 18.Rcb1 b5 19.Qc1 Na5 20.Qg5 Nc4 21.h4 a5 22.g4 Nc6 23.Qh5 g6 24.Qg5 Qe7 25.Qf4 b4 26.Bc4 dc4 27.Ne4 Kg7 28.Nf6 b3 29.h5 h6? (29...Qf8 30.hg6 fg6 31.Kg2+-) 30.g5 hg5 31.Qg5 Bb7 32.h6 Kh8 33.Nh4 a4?? (better is 33...Rg8=) 34.Kh2?? (better is 34.Ra4! Rg8 35.Rc4+-) 34...a3?? (better is 34...Rg8-/+) 35.Qg6!! (35.Qg6 Qf6 36.Qf6 Kg8 37.Qg7) 1–0. Bennett,Hilton Petrie (2090) – Abadia Pascual,Luis, Calvia op 1st, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Bb5? Qb6 (9...Ne5!? 10.Ne5 Bb5 11.Na3 Ba3 12.Ba3-+) 10.Bc6 (10.Bd3!?+=) 10...Bc6-/+ (worse is 10...bc6 11.0-0=) 11.0-0 h6 (11...a5 12.Na3-/+) 12.Na3 Rc8 (12...h5 13.Bg5+=) 13.Rb1 (13.Qc2 a6+=) 13...Qc7 (13...Qa6 14.Qb3-/+) 14.Qd3 (14.Nb5!? Bb5 15.Rb5+=) 14...a6-/+ 15.c4 dc4 16.Nc4 Bb5 17.Rb5 ab5 18.Nd6 (better is 18.Ne3!?-/+) 18...Bd6-+ 19.ed6 Qd6 20.Ba3 (20.Qb5 Qd7 21.Qd3 Ne7-+) 20...b4 (20...Qd5!? 21.Qb1 Ne7 22.Bc5-+) 21.Qb5 Qc6?? (better is 21...Qd7 22.Qb4 Ne7-+) 22.Qb4+- Qc7 (22...f6 23.Qf8 Kd7 24.Qg7 Kd8 25.Qh8 Qe8+-) 23.Qf8 Kd7 24.Qf7 (24.Ne5 Qe5 25.Qf7 Kc6 26.de5 Rd8 27.Rc1 Kb6 28.Rb1 Ka5 29.Qc7 Ka4 30.Rb4 Ka3 31.Qa5) 24...Kd8+- 25.Qf8 Kd7 26.Qg7 Ke8 27.Qh8 Qf7 28.Ne5 1–0. Pelias,Marilyn (1610) – Yagunova,Zinaida, Katerini GRE ,World Seniors Ch (w), 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Bd3 a5 10.0-0 a4 11.Na3 (worse is 11.Ra4 Ra4 12.Qa4 Ne5-/+) 11...Na5 12.Nb5 Nc4 13.Bc4 dc4 14.Nd6 Bd6 15.ed6 Bc6 16.Ba3 Nf6 17.Ne5 Bd5 18.Bb4 b5 19.Re1 0-0 20.d7 Nd7 21.Bf8 Kf8 22.Qb1 Ne5 23.Re5 Qa5 24.Ra3 Kg8 25.Re2 Qd8 26.Re3 (26.Qb5?? Rb8 27.Qb2 Rb2 28.Rb2 Kf8-+) 26...Qd6 27.Qb4? (better is 27.Qb2-/+) 27...Qb4-+ 28.cb4 Bc6 29.Ra1 Rd8 30.Rd1 Rd5 31.f4 h5 32.h4 Kh7 33.Kf2 Kg6 34.g3 Kf5 35.Rc3 f6 36.Re3 Rd6 37.Rd2 Bd5 38.Re1 c3 39.Rdd1? (better is 39.Rc2 Rc6 40.Rec1-+) 39...c2 40.Rd2 Rc6 (40...Rc6 41.Rc1 Be4-+) 0–1. Glenzer,Andre (1990) – Borgschulze,Maik, Ruhrgebiet VL2, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Bd3 a5 10.0-0 Na7 11.Qc2 h5 12.Ba3 h4 13.h3 b6 14.Qd2 Bb5 15.Be7 Ne7 16.Na3 Bd3 17.Qd3 Nf5 18.Nc2 Rc8 19.Ne3 Ne3 20.fe3 Rh5 21.Nd2 Qc7 22.Qe2 Rh6 23.Qg4 Kf8 24.c4 dc4 25.Ne4 Re8 26.Ng5 Re7-/+ 27.Rf2 Nc6 28.Raf1 Nd8 29.Nf3 b5 30.Nh4 Rd7 31.Ng6 Kg8 32.Nf4 c3 33.Nh5 Rg6 34.Qe4 Qc6 35.Qd3 b4 36.Nf4 Rh6 37.e4 Qc7 38.g4 Rh4 39.Qg3 Rh8 40.Qe3 Qb6 41.Nh5 Rh7 42.Qg5 Kh8 43.d5 b3 44.Kh2 b2 45.Nf6 gf6 46.Qf6 Kg8 47.de6 Ne6 48.g5 Qe3 49.Qf5 Nf4! 50.Rf4 Rd2 51.R1f2 Rh3 (51...Rh3 52.Qh3 Qf4 53.Qg3 Rf2 54.Kh3 b1Q 55.Qf4 Qf1 56.Kg4 Rf4 57.Kg3 Rf3 58.Kg4 Qh3) 0–1. Ng,Willy – Ovall,Larry (2055), 2009 EMTF Lechenicher SchachServer, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

9.Bd3 Nc6 10.0-0 Qc7 11.Ba3 Ba3 12.Na3 a6 (better is 12...Na5!?=) 13.Nb5!+/- Qb8 (13...ab5 14.Ra8) 14.Nd6 Ke7 15.Qc1 Nh6 16.Qa3 Kd8 17.Rfb1 Bc8 18.Qc5 (better is 18.Qc1!? f6 19.Ra6 Ra6 20.Ba6+-) 18...Qc7+/- 19.Rb6 Rb8 20.Rab1 Kd7 21.Bc2 (21.Bb5 ab5 22.Nb5 Qb6 23.Qb6 Rd8+-) 21...Kd8 22.Ba4 Ne7 23.Qb4 Nhf5?? (23...f6+-) 24.Nf7 1–0. Schnelle,Lukas (1995) – Walter,Julian (1770), NRW–ch U16 Kranenburg, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Bc5 8.d4 Be7)

9.Bd3 Rc8 10.0-0 a6 11.Ne1 Qc7 12.Qg4 g6 13.Ba3 Na5 14.Qf4 Ba3 15.Ra3 Nc4 16.Ra2 Bb5 17.h4 h5 18.Nf3 (18.Na3 Na3 19.Ra3 Qd7+=) 18...Qe7 19.Nbd2 Nh6 20.Rc1 Ng4 21.Nf1 (21.Nc4 Bc4 22.Bc4 Rc4+= (worse is 22...dc4 23.Ng5+=)) 21...Na3+= 22.Rd2 Bd3 23.Rd3 Nc4 24.Ng5 (24.Rb1 a5-/+) 24...a5 (24...0-0!? 25.f3 f6 26.fg4 fg5 27.Qg5 Qg5 28.hg5 hg4-/+) 25.Ra1 Ra8 (25...0-0 26.Qc1-/+) 26.Nh2 (better is 26.Nd2!? Nb2 27.Rf3+=) 26...Nh2 27.Kh2 (27.Qh2 a4 28.Rf3 0-0-/+) 27...Ra7 (better is 27...a4!?-+) 28.Rf3+= b6 (28...b5 29.g4+=) 29.Qg3 Rf8 (29...0-0 30.Rf6=) 30.Nh7 Rh8 31.Ng5 Rf8 32.Rf6 Kd7 33.Qf3 Kc6?? (better is 33...Ke8=) 34.Ne6!+- fe6 (34...fe6 35.Rf8 Pinning (35.Rf8 Deflection)) 35.Rf8 a4 (35...Qh4 36.Kg1 Qe7 37.Rg8+-) 36.Rf6 a3 37.Qd3 a2?? (37...Qe8+-) 38.Qg6 Kb5 39.Re6 Qa3 (39...Qh4 40.Kg1 Qd8 41.Qc2+-) 40.Qc2 (better is 40.Qe8!? Ka6 41.Qc8 Ka5+-) 40...Qa4 (40...Qb2 41.Qb2 Nb2+-) 41.Qe2 Qb3 (41...Qa6 42.Qf3 Qb7+-) 42.Qf3 (better is 42.Rd6 Qc3 43.Rd5 Kb4 44.Ra2 Ra2 45.Qa2+-) 42...Na3 43.Qe2 Nc4 44.Qf3 (better is 44.Rd6 Qc3 45.Rd5 Kb4 46.Ra2 Ra2 47.Qa2+-) 44...Na3 45.Qh5 Nc2 (45...Qb2 46.Qe8 Kc4 47.Rc6 Kd3 48.Qg6 Kd2 49.Qg5 Kc2 50.Ra2 Qa2 51.e6+-) 46.Qe8 Ka5 47.Ra2! Qa2 48.Qb8 Ra6 49.Rd6 Ne1 (49...Nd4 50.cd4 Qf2 51.Rd5 Kb4 52.Qd6 Kc3 53.Qc6 Kd3+-) 50.Qf8 (better is 50.Rb6! Nf3 51.Kh1 Qa1 52.Rb1 Qb1 53.Qb1+-) 50...Ra7 51.Rf6 (better is 51.e6 Qa3 52.Qd8 Nf3 53.gf3+-) 51...Rh7 (51...Qc4 52.Qa3 Qa4+-) 52.Qb4 1–0. Kaczmarek,Ale (2315) – Rozycki,B (2085), 25th Cracovia Open A, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7)

9.Bd3 Rc8 10.0-0 a6 11.Ne1 Qc7 12.Qg4 g6 13.Nf3 h5 14.Qf4 Nh6 =.

9.Bd3 Rc8 10.0-0 a6 11.Ne1 Qc7 12.Qg4 g6 13.Bg5? f5 (better is 13...f6!? 14.ef6 Nf6-/+) 14.Qg3 Bg5 15.Qg5 Qd8 16.Qf4 g5 17.Qg3 h5 Black plans g4 18.Nf3 g4 19.Nh4 Rh6 20.f3 Qg5 21.Qe1 Nge7 22.g3 Na7 23.Na3 Ng6 24.fg4?? (better is 24.f4 Qe7 25.Ng6 Rg6 26.c4+=) 24...Nh4-+ 25.gh4 Qg4 26.Kh1 Rg6 27.Qf2 Qh3 28.Be2 Ke7 (28...Rc3 29.Bh5 Ra3 30.Bg6 Kd8 31.Ra3 Qa3 32.h5+-; 28...Qc3?? 29.Bh5 Nc6 30.Bg6 Ke7 31.Rfd1+-) 29.Bh5 Rg7 30.Rg1 Rcg8 31.Rg7 Rg7 32.Rg1 Rg1 33.Qg1 Kd8 (33...Qh4 34.Qg7 Kd8 35.Qf8 Kc7 36.Qd6 Kc8 37.Qf8 Qd8 38.Qd8 Kd8 39.Be2-/+) 34.Qe1? (34.Qg3 Qf1 35.Qg1 Qg1 36.Kg1 Nb5+=) 34...Bb5 (34...f4 35.Bd1-+) 35.Nb5? (better is 35.Qg3 Qf1 36.Qg1+=) 35...Nb5-+ (35...ab5?! 36.Qg3 Qg3 37.hg3=) 36.Qg1 Kc7 (36...Nc3?! 37.Qg8 Kc7 38.Qf7 Kb6 39.Qe6 Ka7 40.Qg8-+; 36...Qc3?! 37.Qg8 Kc7 38.Qe6 Qc1 39.Kg2 Qd2 40.Kh3 Qc3 41.Kg2 Qb2 42.Kg3 Qa3 43.Kf2 Nd4 44.Qd5 Qb2 45.Kg1=; 36...Qh4?! 37.Bf3-+) 37.Be2 Nc3 (37...Qc3 38.Bb5 ab5 39.Qg7 Kc6 40.Qe7 Qc1 41.Kg2 Qd2 42.Kf1 Qf4 43.Kg2 Qg4 44.Kf1 Qd1 45.Kg2 Qc2 46.Kg1 Qb1 47.Kf2 Qb2 48.Kf3 Qc3 49.Kg2 Qd2 50.Kf1 Qd3 51.Ke1 Qe4 52.Kf1 Qh1 53.Kf2 Qh2 54.Kf3 Qh3 55.Kf2 Qh2 56.Kf3 Qh1 57.Kf2 Qh2=) 38.Qg7?? (better is 38.Qc1=) 38...Kb6-+ 39.Qe7 Ne4 40.Qe6 Ka7 41.Qg6 Qh4 42.Bf3 (42.Qf5?? Ng3 43.Kg2 Nf5-+) 42...f4 43.Qg1 Ng3 44.Kg2 Nf5 45.Kh1 Ne3 46.Qc1 Kb8 47.Qg1 Qh3 48.Qf2? (48.Bg2 Qh7 (48...Qg2?! 49.Qg2 Ng2 50.Kg2=) 49.Qe1 a5-+) 48...Qf5 (better is 48...a5 49.Be2 Qf5 50.h3 Qh3 51.Qh2-+) 49.h4 Qh3 50.Kg1 a5 51.Bh1?? (51.Be2-+) 51...Qg4 52.Kh2 (52.Bg2 a4 (52...Ng2?! 53.Qg2 Qd1 54.Kh2-+; 52...Qg2?! 53.Qg2 Ng2 54.Kg2=) 53.e6 Kc8-+ (53...Qg2 54.Qg2 Ng2 55.e7+-)) 52...a4 (52...Nf1! 53.Qf1 Qg3) 53.Bf3 (53.Bg2 Qg2 54.Qg2 Ng2-+) 53...Qg3! 54.Qg3 fg3 55.Kg3 a3 56.Kf4 a2 57.Ke3 a1Q 58.Bd5 Qe1 (58...Qe1 59.Kd3 Qg3 60.Kc4 Qh4-+) 0–1. Ibanez Aullana,J (2315) – Suarez Gomez,Julio (2415), 80th ch–ESP, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Bd3 Bd7 10.0-0 Na5 11.Na3 Rc8 12.Qc2 h5 13.Re1 Nh6 14.Bh6 Rh6 15.Nb5 a6 16.Nd6 Bd6 17.ed6 Kf8 0–1. Paliulionis,Andrius – Azadmanesh,M, 05, EuYouth U14 Boys, Tallinn EST, 1997. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 d5 5.e5 e6 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 Bd7 10.Ba3 Ba3 11.Na3 a6 12.h4 (12.Qb1 Nge7=) 12...h6 13.g4 Nge7 14.Qc2 g6 15.g5 (15.h5 g5+=) 15...h5 (15...hg5!? 16.Ng5 Nf5-/+) 16.0-0 0-0 17.Nb1 Rc8 18.Qb2 Qc7 19.Nbd2 Rb8 20.Rfb1 Rfc8 21.Nb3 Rd8 (better is 21...Na7!? 22.Nc5 Bb5+=) 22.Nc5= Bc8 23.Nd2?? (23.Qb6 Qb6 24.Rb6 Kg7+=) 23...Re8?? (better is 23...Ne5 24.Ba6 Nd7 25.Nd7 Bd7-/+ (25...Qd7?! 26.Be2+=)) 24.Qb6+= Qb6 25.Rb6 Rd8 26.Rab1 Na5? 27.Na6!+- Ra8 28.Nc5 Ra7 29.Ra1 Nec6 30.Bb5 Re8 31.Bc6 Nc6 32.Ra7 Na7 33.Nb7 Bb7 34.Rb7 Ra8 35.c4 Nc8? 36.c5+- Ra1 37.Kg2 Kg7 38.Nb3 Rb1? 39.c6 Rb2 40.c7 Rb1 41.Rb8 Ne7 42.Nc5 Rd1 43.Re8 Ra1 44.Re7 Ra8 45.Ne6 Kg8 46.Rd7 fe6 47.Rd8 Rd8 48.cd8Q Kf7 49.Qf6 Ke8 50.Qg6 Kd7 51.Qf7 Kc6+- 52.g6 (52.g6 Kb6 53.Qe6 Kb5 54.Qd5 Kb4 55.g7 Kc3 56.g8Q Kd2 57.Qg3 Ke1 58.Qc3 Ke2 59.Qdf3) 1–0. Povilaitis,Tomas – Caliskan,Seha, Budva MNE, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Be7 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f6 10.Bf4 fe5 11.de5 Qc7 12.Qe2 0-0-0 13.0-0 Rf8 14.Be3 Ne5 (14...Rf3 15.gf3 Qe5= (worse is 15...Ne5 16.Ra7 Qb8 17.Ba6+-)) 15.Ne5+/- Qe5 16.Ra7 Bc6 17.Bb5 (17.f4 Qd6+/-) 17...Qd6 (17...Bd6!? 18.g3 Ne7+/-) 18.Bc6+- Qc6 (worse is 18...bc6 19.Bb6 Qh2 20.Kh2 Bd6 21.Kg1 Bg3 22.Qa6 Kb8 23.Qb7) 19.Rc1 e5 20.Na3 Nf6 21.c4 (better is 21.Rb1!? Ba3 22.Ra3+-) 21...d4= 22.Bg5 Ba3 23.Ra3 Re8 24.Rb1 Qe4 25.Qb2 Rhf8 26.Ra7 Rf7 27.Bf6 gf6 (27...Rf6 28.Rb7 Ree6 29.c5 Rf2 30.Qf2+- (30.Kf2?? Qe3 31.Kf1 Rf6 32.Qf2 Qf2)) 28.Qb5 Rfe7 29.Ra8?? (29.c5 Qc6 30.Qb3=) 29...Kc7= 30.Qa5 Kd7 31.Rb7 Qb7 32.Ra7 Qa7 33.Qa7 Ke6 34.Qa2 Kf7 35.Kf1 Rc7 36.c5 Kg7 37.Qa3 Rec8 38.Qg3 Kf7 39.Qh3 Rc5 40.Qh7 Ke6 41.f4 d3 42.Qh3 (42.Qd3?? A) 42...ef4?! 43.Qe4 Re5 44.Qd3= (44.Qf4?? Rf5 45.Qf5 Kf5-+); B) 42...Rc1 43.Kf2 R8c2 (43...ef4?! 44.Qe4 Kf7 45.Kf3=) 44.Ke3 Re1 45.Kf3 e4 46.Qe4 Re4 47.Ke4 Rg2-+) 42...f5 43.fe5 (43.Qh6 Kd5 44.fe5 Ke4 45.Qh4 f4 46.Qh7 Ke5=) 43...R8c6 (43...Rc1!? 44.Kf2 A) 44...Ke5?! 45.Qg3 (45.Qd3 R8c2 46.Ke3 Rc3-+) 45...Ke6 46.Ke3= (46.Qd3?? R8c2 47.Kg3 Rc3 48.Qc3 Rc3 49.Kf4 Rc2-+); B) 44...R8c2 45.Ke3 d2 46.Qh6 Kd5 47.Qd6 Kc4 48.Qc6 Kb4 49.Qb6 Ka3 50.Qa5 Kb2 51.Qb4 Ka1 52.Qa4 Kb1 53.Qb4 Rb2 54.Qd2 Rd2 55.Kd2 Rc4-+) 44.Qh6= (44.Qd3?? Rc1 45.Kf2 R6c2 46.Kg3 Rc3 47.Qc3 Rc3 48.Kf4 Rc2-+) 44...Ke5 45.Qe3 Kf6 46.Qh6 (46.Qd3?? Rc1 47.Kf2 R6c2 48.Kg3 Rc3 49.Qc3 Rc3 50.Kf4 Rc4 51.Kf3 Ke5-+) 46...Ke7 47.Qg7 Kd6 48.Qd4 Kc7 49.Qg7 (49.Qd3?? Rc1 50.Kf2 R6c2 51.Kg3 Rc3 52.Qc3 Rc3 53.Kf4 Rc5-+) 49...Kb6 50.Qb2 Ka6 51.Qa3 Kb7 52.Qb3 (52.Qd3?? Rc1 53.Kf2 R6c2 54.Ke3 Rc3 55.Qc3 Rc3 56.Kf4 Kc6-+) 52...Kc7 53.Qf7 (53.Qd3?? Rc1 54.Kf2 R6c2 55.Kg3 Rc3 56.Qc3 Rc3 57.Kf4 Rc5-+) 53...Kd6 54.Qf6 Kd5 55.Qf5 Kc4 56.Qe4 Kc3 57.Qe3 Kc2 58.Qe4 Rf6 (58...Rc4!? 59.Qf5 R6c5+=) 59.Kg1= Rcf5 60.Qc4 Kd2 61.Qb4 Kd1 62.Qa4 Kd2 63.Qb4 ½–½. Surya,Benito (1705) – Manley,Jason, ch–CAN, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f6)

9.Bd3 f6 10.Nh4 g6 11.Na3?? fe5-+ 12.Ng6? (12.g3-+) 12...hg6 13.Bg6 Kf8 14.0-0 Be8 (14...Nf6 15.Bc2-+) 15.Bc2 (15.Be8 Qe8 16.Nb5 Qh5 17.Qh5 Rh5-+) 15...Nf6 Black prepares e4 16.f4 (16.Re1 e4-+) 16...e4 17.f5 e5 (better is 17...ef5 18.Rf5 Kg7-+) 18.de5 (18.Ba4-+) 18...Bc5 19.Kh1 Ne5 20.Bf4 (20.h3 e3 21.Qe1 Neg4-+) 20...Neg4 21.Qe2 (21.h3 Qe7 22.Qc1-+) 21...Nh2! 22.Bh2 (22.Bh2 Ba3 Combination) 22...Qd6 23.g3 Qg3 (better is 23...Nh5 24.Rg1 Ng3 25.Rg3 Qg3 26.Qg2 Qc3 27.Rg1-+) 24.Rg1 Bg1 25.Rg1 Qe5 (better is 25...Qd6 26.Qd2 Qa3-+) 26.c4 (26.Bd1 Rc8 27.c4-+) 26...Bh5 27.Be5 Bf3 0–1. Audisio,Cristobal – Mirada,Luciano, Rubinstein, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 f6 9.Bd3 Bd7)

9.Bd3 g5 10.h4 g4 11.Ng5 h5 12.f3 (better 12.Na3!? a6 13.0-0=) 12...Nh6=+ 13.fg4 (13.Nd2 a5=+) 13...hg4 (13...Ng4 14.Qe2-/+) 14.g3 Qb6 15.Rf1 Nd4 16.cd4 Qd4 17.Ra2 Bb4 (better 17...Rc8!? 18.Bf4 Bb4 19.Ke2 Nf5=+) 18.Ke2= Qe5 19.Kf2 Nf5 20.Qg4 Rh4 21.Re2?? (better 21.gh4 Qh2 22.Qg2 Qh4 23.Ke2 Ng3 24.Kd1 Nf1 25.Qf1 (worse 25.Bf1 Qe1 26.Kc2 Rc8 27.Bc4 Rc4 28.Kb3 Rc3 29.Kb2 Rc1 30.Qf3 Rb1 31.Kc2 Rc1 32.Kb2 Qd2 33.Kb3 Rb1 34.Rb2 Qb2) 25...Qh5 26.Nf3+-) 21...Rh2-+ (21...Rg4?! 22.Re5 Ng3 23.Kf3 Nf1 24.Kg4-+) 22.Kg1 Re2 23.Qe2 (23.Be2 Ng3 24.Nf7 Bc5 25.Kg2 Qe2 26.Qe2 Ne2 27.Ba3 Ba3 28.Na3-+) 23...Qg3 (better 23...Bc5 24.Rf2 Qg3 25.Kf1 Bf2 26.Nf3-+) 24.Kh1 0-0-0 25.Bf5 Rh8 26.Bh3 (26.Bh7 d4 27.Qg2 Bc6-+) 26…Bc6 (26...Bc6 27.Qg2 d4-+) 0–1. Narva,J (2150) – Iivonen,M (2075), 28th Heart of Finland Op, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7)

9.Bd3 h6 10.0-0 g5 11.Na3 a6 12.Ne1 (12.c4 h5+=) 12...h5 (12...Qc7 13.Bb2+=) 13.f4 (13.Nec2 b5+=) 13...g4= 14.Nec2 Nh6 15.Ne3 White prepares the advance f5 15...b5 (15...h4 16.Ng4 Ng4 17.Qg4+=) 16.Nac2+= Qb6 17.f5 (better 17.Ba3+=) 17...Na5? (better 17...h4=) 18.fe6+- Be6 19.Nb4 (better 19.Ba3!? Ng8 20.Nb4+-) 19...Bb4+= 20.cb4 Nc6 21.Rf6 (21.Bb2 Nb4 22.Be2 Nc6+=) 21...Ng8 22.Rf4 Nb4 23.Bf5 (23.Nf5 Bf5 24.Bf5 Ne7+=) 23...Ne7 (23...Nc6!?=) 24.Ba3+= Nbc6 25.Bc5 Qb7 26.Bd3 (26.Be6 fe6 27.Rf6 Kd7+=) 26...Rg8 (26...b4 27.Rf2+=) 27.Qe1 (27.Rc1 b4+=) 27...g3 (27...b4 28.Rf1+=) 28.hg3 Rc8 (28...b4 29.Rh4+=) 29.Nf5 (29.Rc1!?+-) 29...Nf5+= 30.Bf5 Nd8 31.Bd3 Bg4 32.Qb4 Bd7 33.Raf1 Qc7 (better 33...Rg3 34.Qd2 Rc5 35.dc5 Qc7+=) 34.Bd6?? (better 34.Rf6 Be6 35.Be2+-) 34...Qc3=+ 35.Qb1 (35.Qc3 Rc3 36.R4f3 Rc6=+) 35...Rg3 36.Bg6? (36.Rd1 Nc6 37.Rf2 Be6=+ (worse 37...Qd4 38.e6 Rg2 39.Kg2 Be6 40.Be2+-; 37...Nd4? 38.e6 Rg2 39.Rg2 Be6 40.Kh1+-)) 36...Qd2?? (36...Qe3 37.Kh2 Rh3 (37...Rg6 38.Qg6 Qf4 39.Rf4+-) 38.gh3 Qh3 39.Kg1 Rc3-+) 37.R4f2=+ Qd4 (37...Qg5!? 38.e6 Be6 (38...Qg6?? 39.Qg6 Be6 40.Qg3+-) 39.Bg3 Qg6 40.Qg6 fg6=) 38.e6+= Rg2? (better 38...Be6!? 39.Bg3 h4+-) 39.Kg2+- Qg4 40.Kh1 Be6 41.Bf5 (41.Rg2 Qh4 42.Rh2 Qd4 43.Bh5 Qe4 44.Kg1 Nb7+-) 41...Qh4 (41...Bf5 42.Qf5 Qf5 43.Rf5+-) 42.Rh2 Qd4 (better 42...Bf5!? 43.Qf5 Qe4 44.Qe4 de4 45.Rh5 Rc4+-) 43.Rh5 Rc6 44.Bh2 (better 44.Bb4+-) 44...Qc4?? (better 44...Bf5 45.Rhf5 Qe4 46.Qe4 de4+-) 45.Qe1 (45.Rh8 Ke7 46.Qe1 Kd7+-) 45...Kd7 (45...d4 46.Be4 Kd7 47.Qf2+-) 46.Qf2 (46.Rh4 Qc5 47.Qe5 Bf5 48.Qf5 Re6+-) 46...Qc5 (46...Bf5 47.Qf5 (47.Rf5?! Qe4 48.Qg2 Qg2 49.Kg2 Rc2 50.Kh3 d4+-) 47...Ke7 48.Qg5 Kd7 49.Qg2+-) 47.Qf4 (47.Qf3 Qc4+-) 47...Qc4 48.Qf2 Qc5 49.Qg3 (49.Qf3!? b4+-) 49...Qc4 50.Re1 (better 50.Bd3 Qc3 51.Rh4+-) 50...d4?? (50...Bf5 51.Rf5 Re6 52.Re6 Ke6+-) 51.Rh8 Bf5 (51...Qc5 52.Qg8 Qe7+-) 52.Rd8! Kd8 (52...Kd8 53.Qg8) 53.Qg8 (53.Qg8 Kd7 54.Qe8) 1–0. Saumy,Zainab (1685) – Yang,Yijing (1975), World Youth Girl U16, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 h6)

9.Bd3 h6 10.h4 Qc7 11.Na3? (11.0-0 Na5=) 11...a6 (better is 11...Nd4 12.cd4 Qc3 13.Bd2 Qd3-+) 12.0-0+= 0-0-0 13.h5 Na5 14.Qe2 Nb3 15.Ra2 Nc1 (15...Qc3?? 16.Rc2 Qc6 17.Rc6 Bc6 18.Be3+-) 16.Rc1 Ba3 17.Ra3 Ne7 18.Ra6 Bc6 19.Ra7 Kd7 20.Nd2 Ra8 21.Ra8 Ra8 22.Qg4 g5 23.Qf3 Ra2 24.Nf1 Qa5 25.Qf7 Qa3 26.Rb1 Qc3 27.Bb5?? (better is 27.Bg6 Ra8 28.Qf6+/-) 27...Bb5+= 28.Rb5 Qc6?? 29.Rc5 Qa6?? 30.Ne3+- Qd3 31.Nd5! ed5 32.Rd5 Kc8 33.Qe8 Kc7 34.Qd8 (34.Qd8 Kc6 35.Rc5) 1–0. Wohlfart,Paulus – Biller,Helmut, Hessenliga, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7)

9.h4 Qb6 10.Bd3 f5 11.Ng5 Na5 12.Na3 a6 13.g4 (13.Bd2 Qc7+=) 13...h6-/+ 14.Nh3 Qb3 (worse is 14...Bh4 15.gf5 Be7 16.Qh5 Kd8 17.Ng5+=) 15.Qd2 Rc8 16.Nb1 Qb6 (16...Nc4 17.Qe2 Bb4-/+ (17...Bh4 18.gf5 Be7 19.fe6 Be6 20.Nf4+-)) 17.Qe2? (better is 17.gf5 ef5 18.Nf4+=) 17...Nb3-+ (17...Bh4?! 18.gf5 Be7 19.Qg4+=) 18.Qb2 Bd8 (18...Bh4 19.Nd2 Be7 20.Nb3 (20.Qb3? Qb3 21.Nb3 Rc3-+) 20...Rc3 21.Bc2+= (21.Qc3 Bb4 22.Kd2 fg4 23.Bg6 Kd8+=)) 19.0-0? (19.gf5 ef5 20.Ra2 Nc1 21.Qc1 Qd4 22.Nf4-+ (22.cd4?? Rc1 23.Ke2 Rh1-+)) 19...Na1 20.Qa1 Bb5 (20...Bh4!? 21.Nf4 Ne7 22.gf5 ef5 23.Qa2-+) 21.Bb5 ab5 22.gf5 ef5 23.h5 Ne7 24.Nf4 0-0 25.Qa2 Rc4 26.Ba3 Kh7 27.Be7 Be7-/+ 28.Nd5 Qd8 29.Nf4 Qa8 30.Qc2 Qc8-/+ 31.Qd3 b4 32.cb4 Rd8 33.e6= White prepares d5 33...Rf8 34.Ng6 Qe6= 35.d5?? Qe4 36.Qe4+= Re4 37.Nf8 Bf8 38.Rd1 Rb4 39.Nc3 Bd6 40.Ne2 Rg4 41.Kf1 Rh4 42.Rd3 Rh1 43.Kg2 Rh5 44.Nd4 f4 45.Ne6 Rf5 46.Nd8 b5 47.Nb7 Rf6 48.Kf3 g5 49.Rb3 b4-+ 50.Ke4 Be7 51.Ke5 Rb6 52.Na5 Bf6 53.Kf5 Bd4 54.f3 Rf6 55.Ke4 Bc3 56.Nc6-/+ g4! 57.Nb4 Bb4 58.Rb4 g3 59.Rb2 h5-/+ 60.d6? Rd6-+ 61.Kf4 Rg6 62.Rb7 Kh6 63.Rb1 h4 64.Ke3 h3 0–1. Kirsch,Josef (1870) – Falout,Lubos (2180), CZE–chTJ, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7)

9.h4 h5 10.Ng5 g6 11.g3 Nh6 12.Bd3 Na5 13.0-0 b5 (13...Rc8 14.Nh3=) 14.Na3 (14.Nd2 Nf5=) 14...Nc4 (14...a6 15.Bf4=) 15.Nc4 bc4 16.Bc2 a5 17.Bd2 (17.Nh3 Qb6=) 17...Kf8 Black loses the right to castle 18.Ra2 Kg7 Black king safety dropped 19.Qe2 Qc7 20.f3 Covers g4 (20.Nh3 Nf5=) 20...Nf5 Black threatens to win material: Nf5xg3 21.Bf4 (21.Qf2 Qd8+=) 21...a4 (21...Bg5 22.hg5 h4 23.Bf5 gf5 24.g4+=) 22.Bf5 (22.g4!? hg4 23.fg4 Nh4 24.Be3=) 22...gf5-/+ 23.Nh3 a3 White has to watch this pawn 24.Kh1 Ba4 25.Bc1 Bb3 (25...Bb3 26.Ra1 a2-/+) 0–1. Kadas,Gabor (2270) – Boricsev,Oleg (2350), HUN–chT2, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

9.Bd3 Na5

10.0-0 b5 11.Na3 b4 12.cb4 Bb4 13.Nb5 Ne7 14.Nd6 Bd6 15.ed6 Nc8 16.Ne5 Nc4?? (better is 16...Nd6 17.Qg4 g6=) 17.Bc4 dc4 18.Nf7! (18.Nc4?! Bb5 19.Qf3 Rb8=) 18...Kf7 19.Qf3 Qf6 20.Qa8 Qd4 21.Be3 Qd6 22.Rfd1 Qc6 23.Ra7 Qa8 24.Ra8 Bc6 25.Ra5 Bd5 26.Rc5 Nd6 27.Ra1 Nf5 28.Rc7 Kf6 29.Bd2 Ke5 30.Bc3 Ke4 31.Rd1 h5 32.Bg7 Rg8 33.Bc3 h4 34.g3 Kf3? 35.Re1 Ra8 36.Ra1 Rb8 37.Rca7 Ke2 38.R7a3 Rb3 39.R3a2 Kd3 40.Be5 Bf3 41.Rc1 Nd4 42.h3?? Ne2-/+ 43.Re2 Ke2 44.gh4 Bd5 45.Rc3 Rb1 46.Kh2 Kf2 47.Bd4 Ke2 ½–½. Koop,Thilo – Luckow,Joern, Schleswig Holstein–ch qual, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Na5)

10.0-0 b5 11.Nbd2 Qc7 12.Bb2 Rc8 13.Ra2 b4 14.cb4= Bb4 15.Ba6 Rb8 16.Qe2 Ne7 17.Rc1 Qb6 18.Ba3 Nec6 19.Rb2= Qd8 20.Bb4 Rb4 21.Rb4 Nb4 22.Rb1 Nbc6 23.Nb3 Nb3 24.Rb3 Qa5 25.Bd3 0-0 26.Qb2 h6 27.h3 Re8 28.Bb1 Qa4 29.Bc2 Qc4 30.Bd3 Qa4 31.Bb5 Qa5=+ 32.Bc6 Bc6 33.Nd2 a6 34.Ra3 Qb5 35.Rb3 Qe2-/+ 36.Re3 Qd1 37.Kh2 Bb5 38.Nb3 Rc8 39.Rc3 Rc3 40.Qc3 Qe2 41.f3 Qf2-+ 42.Nd2 h5 43.Qb4 g5 44.Qc3 g4! 45.hg4 hg4 46.fg4 Qf4 47.Kg1 Qg4 48.Nb3 Bc4 49.Nc5 Qd1 50.Kh2 Qb1 51.Qa5 Qb5?? 52.Qd8+/- Kg7 53.Nd7 Qb7?? 54.Qf8 Kg6+- 55.Qg8 Kh6 56.Qf8 Kg5?? 57.Qf7 Qb1?? 58.Qe7 Kg4?? 59.Nf6 Kf5 (59...Kf5 60.Qh7 Kg5 61.Qh5 Kf4 62.Qh6 Kf5 63.g4#) 1–0. Bossoni,M (1990) – De Nisi,R (1845), Open A, Arco di Trento ITA, 2007.

10.0-0 b5 11.Nfd2 h5 (11...Nc4 12.Qg4 Bf8 13.Nc4 bc4 14.Bc2=) 12.f4 g6 13.Qc2 Nh6 14.Ba3 Nc4 15.Nc4 (15.Be7!? Qe7 16.Qc1=) 15...bc4=+ (worse 15...dc4 16.Be4 Rb8 17.Be7 Ke7 18.Ra7+-) 16.Bg6 (16.Be2=+) 16...fg6 (better 16...Ba3 17.Ra3 fg6 18.Qg6 Nf7-/+) 17.Qg6+= Kf8 18.f5 The mate threat is fxe6 18...Nf5 A pinning theme. (18...ef5 19.e6) 19.Rf5 ef5 20.Qf6 A double attack 20...Kg8 21.Be7 Qb6?? (21...Qe8 22.Qg5 Kf7+-) 22.Qb6 (22.Qb6 ab6 23.Ra8 Kf7 24.Rh8 Ke7 25.Rh5+-) 1–0. Bhakti,K (2305) – Kellner,P (1975), 17th Prague Open, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Na5)

10.0-0 b5 11.Ng5 Bg5 12.Bg5 Qg5 13.Ra5 Qd8 14.Ra6 Qc8 15.Ra2 Ne7 16.Qc2 g6 17.Qb3 a6 18.Qb4 Qd8 19.Nd2 Nc6 20.Qd6 Na5 21.Rfa1 Nb7 22.Qa3 Qb6 23.h4 Bc6 24.Nf3 h6 25.Nh2 Kd8 26.Ng4 h5 27.Nf6 Ra7 28.Kh2 Kc8 29.f3 Kb8 30.Qe7 Nd8 31.Qd6 Kc8 32.Kh3 Nb7 33.Qa3 Rd8 34.g4 hg4= 35.fg4 Kb8?? 36.h5 a5 37.Qb2 Nc5? 38.dc5+- Qc5 39.Qe2 gh5 40.gh5 d4 41.cd4 Qd4 42.Bb5 Bb5 43.Qb5 Rb7 44.Qa5 Rb3 45.Kg2 Rg8 46.Ng8 Qe4 47.Kf1 Rf3 48.Rf2 Qd3 49.Kg1 Rg3 50.Kh2 Rh3 51.Kg1 Rg3 52.Kh2 ½–½. Holemar,David (2325) – Vass,Frantisek (2335), AUT–chT2O, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Na5)

10.0-0 Qb6 11.Na3 Rc8 12.Rb1 Qc7 13.Nb5 Bb5 14.Bb5 Kf8 15.Ng5 Bg5 16.Bg5 h6 (16...Qc3?? 17.Rc1 Qc1 18.Bc1+-) 17.Bc1 Ne7 18.Ba3 Kg8 (18...Qc3 19.Qa4 Nac6 20.Bc6 Qc6 21.Rfc1+-) 19.Qa4 a6 20.Ba6 ba6 21.Be7 Nc4 (worse is 21...Qc3 22.Bb4 Qd4 23.Qa5 Qe5 24.Qa6+/-) 22.Qa6 Nd2 23.Rb7 Qc3 24.Bb4 Qd4 25.Ra7 Nf1?? (better is 25...Rc2 26.Qa4 Rb2 27.Qe8 Kh7 28.Qf7 Qe5-/+) 26.Qc8+- Kh7 27.Qc2 Qe4 28.Qe4 de4 29.Kf1 Kg6 30.Bd6 Rc8 31.Ke2 Rc3 32.Ra3 Rc4 33.Rg3 Kh7 34.Bf8 g6 35.Rb3 1–0. Hoiberg,Nina (2285) – Harmsen,Jessica (2200), Thessaloniki ol (Women), 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 Nc4 11.Qc2 g6 12.Nbd2 b5 13.Nb3 a5 14.Nc5 Qb6 15.h4 (15.Bc4 bc4 16.Nd7 Kd7=) 15...Rc8 (better is 15...Bc5!? 16.Bc4 Bd4 17.Bd5 Bf2 18.Rf2 ed5-/+) 16.Bc4= dc4 17.Nd7 Kd7 18.Rd1 Kc7 (18...Ke8 19.Be3=) 19.Ba3 a4 20.d5 Bc5? (better is 20...ed5!? 21.Rd5 Rd8 22.Rd8 Kd8+=) 21.Bc5 Qc5 22.de6 Ne7? (better is 22...fe6!? 23.Qb2 Rb8+-) 23.Rd7 Kb6 24.Rb1 Nc6 25.Qa4 Ra8 26.Rb5!! Qb5 27.Rb7!! Kb7 28.Qb5 Kc7 29.Qc4 (29.Qc4 Kb7 30.ef7 Ra1 31.Kh2+-) 1–0. Holemar,David (2285) – Smolen,Jan (2320), AUT–chT2O, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 Bd7 4.a3 c5 5.b4 cb4 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 Na5)

10.0-0 Bc6 11.Na3 a6 12.Qc2 f5 13.ef6= Nf6 14.Ng5 Qd6 15.Re1 Ng4 16.g3 Bg5 17.Bg5 0-0 18.Bh7 Kh8 19.f4 Nf6 20.Bd3 Ne4 21.Qg2 Kg8 22.Qh3 Nb3 23.Ra2 Rf5 24.Nc2 Nbd2= 25.Qg2 Ng5=+ 26.fg5 Nf3-/+ 27.Kh1 Ne1 28.Ne1 Raf8 29.Bf5 Rf5=+ 30.h4 Qf8 31.Kh2 Bb5-/+ 32.Rd2 Rf1 33.Nc2 Qf3 34.Qf3 Rf3-+ 35.Na3 Bd3 36.Rb2-/+ b5 37.Kh3? Bf5-+ 38.Kg2 Be4 39.Kh2 Rc3 (39...Rc3 40.Nb5 ab5 41.Rb5 Rc4-+) 0–1. Shabazz,Daaim – Kochetkov,Vit (2305), 107th Annual US Open, Chicago USA, 2006.

10.0-0 Rc8 11.Nfd2 h5 12.Nb3 Nb3 13.Qb3 Qb6 14.Qb6 ab6 15.Ra7 Bc6 16.Na3 Nh6 17.Nb5 Nf5 18.Bd2 0-0 19.Rfa1 g6 20.g3 Kg7 21.Kg2 f6 22.ef6 Kf6 23.Bf4 Rfd8 24.h3 Nd6 25.Be5 Kf7 26.Nd6 Bd6 27.f4 Be7 28.Kf3 b5 29.g4 b4 30.cb4 Bb4 31.f5 hg4 32.hg4 gf5 33.gf5 Bd6 34.Kf4 Be5 35.Ke5 ef5 36.Bf5 Re8 37.Kd6 Rcd8 38.Kc5 Re3 39.R1a3 Rde8 40.Kd6 Kf6 41.Re3 Re3 42.Bc8 Rb3 43.Ra2 Rd3 44.Rf2 Kg5 45.Ke5 Re3 46.Kd6 Re4 47.Kc5 Re8 48.Bh3 Re3 ½–½. Volkmer,Andreas (2220) – Wuttke,Stefan (2095), Oberliga Nord O, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 Rc8 11.Ne1 h5 12.f4 g6 13.Qc2 Qb6 14.Na3 Qb3 15.Nb5 Qc2 (worse is 15...Bb5 16.Ra5 Bc4 17.Qb3 Bb3 18.Ra7+=) 16.Nc2 (16.Bc2? Bb5 17.Ra5 Bf1 18.Kf1 a6-+ (18...Rc3?! 19.Ra7 b6 20.Rb7-+)) 16...b6 17.Ba3 Bb5 18.Bb5 Kd8 19.Rf3 Rc7 20.Bd6 Rb7 21.Nb4 Bd6 22.ed6 Rd7 23.Ra5 ba5 24.Nc6 Ke8 25.Ne5 Nf6 26.c4 dc4 27.Rc3 a6 28.Bd7 Nd7 29.Rc4 Ne5 30.de5 Kd8 31.Rc7 h4 32.Rf7 a4 33.Ra7 Rh5 34.Ra6 Rf5 35.Ra4 g5 36.g4 hg3 37.hg3 gf4 38.gf4 Rh5 39.Kg2 Rh6 40.Kg3 Rh1 41.f5! (41.f5 Rh6 42.f6+-) 1–0. Olsarova,Tereza (2200) – Meszaros,Gyula (2255), Purley ENG, Big Slick IM, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 Bd7 4.a3 c5 5.b4 cb4 6.d4 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Na5)

10.Ra2 b5 11.h4 (11.0-0 Rc8=) 11...Nc4 12.Ng5 Bg5 (12...Nh6 13.Qf3=) 13.hg5= Qb6 (better 13...Ne7!?=) 14.g6+- fg6 15.Bg6! Kd8 (15...hg6 16.Rh8 Pinning (16.Rh8 Deflection)) 16.Bd3 (16.Rh7 Rh7 17.Bh7 Ne7+-) 16...Kc7 (16...Ne7 17.Qf3+=) 17.Nd2 Nd2 (17...Ne7!?+=) 18.Qd2+- (worse 18.Kd2 Nh6+-) 18...a5 Black plans b4 (18...Kb7!?+-) 19.Ba3 Nh6 20.Bc5 Qc6 21.Qg5 b4 (21...a4+-) 22.Qg7 b3 (22...Nf5 23.Bf5 Rag8 24.Qf7 ef5 25.Ra5+-) 23.Rb2 (23.Rh6?? ba2 24.Rh7 a1Q 25.Kd2 Qb2 26.Ke3 Rh7 27.Qh7 Qc3-+) 23...a4 (23...Nf5 24.Bf5 Rag8 25.Qf7 ef5 26.Bd6 Kb7 27.Rb3 Ka8 28.0-0+-) 24.Rh6 (better 24.Qh6 Rag8 25.f3+-) 24...a3 (24...Rhg8 25.Qf7 Rg2 26.Rh7 Rd8+-) 25.Bd6 Kc8 (25...Qd6 26.ed6 Kc6 27.Bb5 Kb6 28.Rb3 Rad8 29.Bd7 Ka5 30.Be6 Rd6 31.Qa7 Ra6 32.Ra3 Kb5 33.Qa6) 26.Qh8 Be8 27.Re6 Qc3 28.Rd2 (28.Rd2 Qc1 29.Ke2 Kb7 30.Qh7 Bf7 31.Qf7 Kb6 32.Bc5 Ka5 33.Qc7 Ka4 34.Qd7 Ka5 35.Qb5) 1–0. Setyaki,Azarya Jodi (2325) – Legowo Parahita Millyena (2085), 5th Fano Summer Open A, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Na5)

10.Ra2 h5 11.0-0=+.

10.Na3 a6 11.0-0 b5 12.h3 Qb6 13.Rb1 Rc8 14.Bb2 Nc4 15.Nc4 dc4 16.Bc2 Bc6 17.Nd2 f5 18.ef6 Nf6 (worse is 18...gf6 19.Qh5 Kd7 20.Rfe1=; 18...Bf6?! 19.Re1 Bd5 20.Ne4=) 19.Re1 Bd5 20.g4 g6 21.Qe2 0-0 22.Bc1 Nd7 23.Be4 Bg5 24.Bd5 ed5 25.Nc4 Rc4 26.Bg5 Kg7?? (better is 26...Rc3 27.Bh6 Rf7 28.Qe8 Nf8-/+) 27.Qe7+- Rf7 28.Bh6?? (28.Qe8 Rc3 29.Bh6 Kh6 30.Qf7 Qd4 31.Rbd1+- (31.Qd7 Rg3 32.Kh1 Qf2 33.g5 Rg5-+)) 28...Kg8= 29.Qe8 Nf8 30.Re3 Qf6 31.f4 b4 32.Bg5 Qg7 33.cb4 Qd4 34.Rbe1 Rb4 35.Kg2 Rb2 36.Kf3 Qg7 37.Kg3 Qd4 38.Kh4 Rf2 39.Re7 Qg7?? 40.Kg3 Rc2+= 41.Bh6 Rc3 42.Kg2 Rc2 43.Kg3 Rc3 44.Kh2?? Rc2?? 45.Kg3= ½–½. Schulz,Hans Juergen (2070) – Biermann,Helge (1745), Hamburg League qual, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Na5)

10.Na3 a6 11.0-0 Rc8 12.Bd2 Nc4 (12...Nh6!?=) 13.Nc4+- dc4 14.Bb1 (14.Be4 Bc6 15.Qc2 Qd7+-) 14...Bc6+= 15.Ne1 f5 16.ef6 (16.Qh5 g6 17.Qe2 Kf7=) 16...Nf6 17.Nf3 0-0 18.Re1 Bd5 19.Ng5 Rc6 20.Qc2 h6 21.Nh7 Rf7 22.Qg6 e5?? (22...Nd7 23.Qh5 e5 24.de5 Nc5-/+) 23.Nf6+- (23.de5 Ne4 24.Nf6 Bf6 25.Be4 Be4 (25...Be5?? 26.Qh7 Kf8 27.Qh8 Ke7 28.Qd8 Kd8 29.Bd5+-) 26.Qe4 Qd2 27.ef6 Rff6 28.Qe8 Rf8-/+; 23.Re5?! Ne4 24.Rd5 Rg6 25.Rd8 Bd8 26.Be4 Rd6+=) 23...Rff6 (23...Rcf6?? 24.Qh7 Kf8 25.Qh8) 24.Qh7 Kf7 25.de5 (better 25.Re5!? Be6 26.Be4+-) 25...Rg6+= 26.Bg6 (26.g3 Qd7 27.Bg6 Rg6 28.Be3-+) 26...Rg6= 27.e6 (better 27.Bf4 Rg2 28.Kf1=) 27...Be6-/+ 28.Bf4?? (better 28.Re6 Re6 29.Qf5 Bf6 30.Be3-+) 28...Bf5-+ 29.Rad1 (29.Kh1 Bf6 30.Rad1-+) 29...Qf8 (better 29...Qc8 30.Qg6 Bg6 31.Be5-+) 30.Bh6?? (better 30.Re5 Rg2! 31.Kg2 Bh7 32.Rd7-/+) 30...Rg2!!-+ 31.Kg2 Bh7 32.Bf4 (32.Rd7 gh6 33.Rb7 a5-+) 32...Bd3 0–1. Bonassi,Tommaso – Simonetto,Adriano, Lignano Sabbiadoro Open, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Na5)

10.Na3 a6 11.Qc2 Qc7 12.0-0 h5 13.Bg5 Nc4 14.Be7 Ne7 15.Bc4 dc4 16.Nd2 b5 17.Ne4 Nf5 18.Qe2 Bc6 19.Nc5 h4 20.Nc2 Bb7 21.Ne3 Ne3 22.fe3 a5 23.Qg4= 0-0-0 24.Rf2 Bc6 25.Rfa2 a4+/- 26.Rb2 Qa5 27.Rb4+/- h3 28.g3 Qa8 29.Rf1 a3 30.Ra1 g6 31.Ra2 Bf3? 32.Qf4+- Be2 33.e4 Qa5 34.Qf7 Qb6 35.Ra3 Kb8 36.Rb5!! Qb5 37.Qa7 Kc8 38.Qa8 Kc7 39.Ra7 (39.Ra7 Qb7 40.Qb7#) 1–0. Capron,D (2135) – Nass,E (1970), 3rd Open, St Chely d'Aubrac FRA, 2003.

10.Na3 a6 11.h4 b5 12.Ng5 Nh6 13.Qh5? (better is 13.0-0-/+) 13...Nb3-+ 14.Rh3 (14.Nc2 Na1 15.Na1 Qa5-+) 14...Nc1 15.Bh7 Bg5 (better is 15...Nb3 16.Rb1 Nd4-+) 16.hg5 Rh7 17.Rc1 Qe7 ½–½. Deleau,Denis (2125) – Chauvet,Jean Marc (1955), Provence–ch, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Na5)

10.Na3 a6 11.h4 h6 12.h5 Qc7 13.Bd2 Ba3 14.Ra3 Nc4 15.Ra2 Nd2 (15...Ne7 16.Rh3-/+) 16.Qd2+= Ne7 17.0-0 Rc8 18.Ra3 Nc6 19.Rfa1 Na7 20.Qf4 (20.Rb3 Bb5-/+) 20...0-0 21.c4 dc4 22.Rc3 cd3 23.Rc7= Rc7 24.Rd1 Rc3 25.Qe3 Nb5 26.Rd3 Rd3 27.Qd3 Bc6 28.Nd2 a5 29.Nc4 a4 30.Nd6 Nd6-/+ 31.ed6 Ra8 32.Qa3 Ra5 33.g4 Rd5 34.Qb4 Rb5 35.Qc3 Kf8 36.Kh2 Rd5 37.Qb4 Ke8 38.f4 Kd7 39.Kg3 Rd6 40.g5 f6 41.g6-/+ Kc7 42.Qa5 Kb8 43.Qc5 Rd7 44.Kf2 Kc8 45.f5 ef5 46.d5 Rd5 47.Qf8 Rd8 48.Qg7 Rd2 49.Ke3 Rg2 50.Qh6 a3 51.g7 a2 52.Qf6+/- f4? 53.Kf4+- Bd5 54.Qc3 Kd7 55.h6 Bg8 56.Qd4 Kc6 57.Qe4 Kc5 58.Qa4 b5 59.Qa7 Kb4 60.Ke3 Rg3 61.Kd4 Kb3 62.Qa6 b4= 63.Qf1 Rc3 64.Qh1 Bh7 65.Qe1= Kb2 66.Qd2 Ka3 67.Qe1 Rc8 68.Kd5 b3 69.Qa5 Kb2 70.Qd2 Rc2 71.Qd4 Kc1 72.Qg1 Kd2 73.Qh2 Kc1 74.Qg1 Kb2 75.Qd4 Rc3 76.Qd2 Kb1 77.Qd1 Kb2 ½–½. Levi,Eddy (2235) – Situru,Nathanael (2415), Canberra, 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.Qc2 Qb6 11.Nbd2 (11.Bh7? Nb3 12.Bb2 Na1 13.Ba1 Qa5-+) 11...Bb5 12.0-0 Rc8 13.Ba3 Bd3 14.Qd3 Ba3 15.Ra3 Ne7 16.Rb1 Qc7 17.Qb5 Nec6 18.c4 a6 19.Qb2 dc4 20.Ne4 0-0 21.Nfg5 h6 22.Rh3? (better is 22.Nf3-+) 22...Rfd8 23.Nf3 Nd4! 24.Nf6 gf6 25.Nd4 Qe5 26.Rg3 Kf8 27.Qa3 Qc5 28.Ne6 fe6 29.Qc1 Qh5 30.Rh3 Qg5 31.Qa3 Kf7 32.Rg3 Rd3! 33.Qa4 Qd5 34.Rg4 Rd8 35.h4 Rd1 (35...Rd1 36.Rd1 Qd1 37.Qd1 Rd1 38.Kh2 c3-+) 0–1. Buecker,Stefan (2365) – Breutigam,Martin (2320), Bundesliga, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Qc2 h6 11.Qa2 Nc6 12.h4 a6 13.h5 Na7 14.Rh3 Bb5 15.Qc2 Bg5 16.Ng5 hg5 17.Bb5 Nb5 (17...ab5?! 18.Qe2=) 18.Qe2 Nh6 19.Rg3 g4 20.Bh6 Rh6 21.Qg4 g6 22.hg6 Rg6 23.Qf4 Rg3 24.Qg3 Kd7 25.Qd3 (better is 25.Qf3!?=) 25...Qg5-/+ 26.Na3?? (better is 26.Nd2 Qg2 27.Ke2-/+) 26...Na3-+ 27.g3 Nc4 28.f4 (28.Qb1 Qd2 29.Kf1 Kc6-+) 28...Qg6 29.Ke2 Qd3 30.Kd3 Rh8 31.Rb1 (31.Ra2 Rh3 32.Rg2 Rh1-+) 31...Kc6 (31...Rh2 32.Rb7 Kc6 33.Rc7 Kc7 34.g4 Rd2) 32.Rg1 Rh2 (32...Rh2 33.Rd1 a5 34.f5 a4 35.fe6 fe6 36.g4 a3 37.g5 a2 38.g6 a1Q 39.Ra1 Rd2) 0–1. Garet,Jacques (1840) – Pavillon,Guillaume (1760), Le Touquet op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Na5)

10.h4 a6 11.0-0 Bb5 12.Ra2 Bd3 13.Qd3 Nc4 14.h5 Rc8 15.g3 Nh6 (better is 15...g6!?-/+) 16.Bh6+= gh6 17.Nh2 0-0 18.Ng4 Kg7 19.Nd2 Qc7 20.Rb1 Nd2 21.Qd2 Bg5 22.f4 Be7 23.Kh2 Qc6 24.Rb3 Rc7 25.f5 Bg5 26.f6 Kh8 27.Qd1 b5 28.Nf2 Rfc8 29.Nd3 Qb6 30.Nc5 a5 31.Qd3+/- b4 32.cb4 ab4 33.Ra4 Rc5 34.dc5 Qc5 35.Rab4 Bf6 36.ef6 Qf2 37.Kh3 Qf6 38.Qf3 Qa1? 39.Rb8 Rb8 40.Rb8 (40.Rb8 Kg7 41.Rb7+-) 1–0. Reinderman,Dimitri (2415) – Pliester,Leon (2385), Purmerend, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.h4 Nc4 11.Ng5 Nh6 12.Nh7 (12.Qh5 Rg8=) 12...Qc7 (better is 12...Nf5!? 13.Bf5 ef5=) 13.Qf3 Nf5 14.Ng5 Nh6 (14...Nh4?? 15.Qf7 Kd8 16.Rh4+-) 15.Nh7 Nf5 16.Ng5 Nh6 (16...Rh4?? 17.Rh4 Ne5 18.de5 Qe5 19.Kd1 Nh4 20.Qf7 Kd8 21.Qg8 Kc7 22.Qa8 Bg5 23.Ra7+-) 17.Nd2 Bb5 18.Qh5 Qc6 19.Nb3? (19.Nc4 Bc4 (worse is 19...dc4 20.Be4 Qb6 21.d5 ed5 22.Bd5+/-) 20.Bc4 Qc4=) 19...a6 (19...Ne5 20.Bb5 Qb5 21.de5 Qb3 22.Rh3-+) 20.0-0 0-0-0 (20...Na3 21.Bg6 Rf8+= (worse is 21...fg6 22.Qg6 Kd7 23.Ba3 Bf1 24.Be7+-)) 21.Qe2 Rde8 22.g3 b6 23.Bf4 Bd8 24.Rfb1 Bc7 25.Nd2+/- Kb7 26.Rb4 f6 27.Nc4 fg5 28.Bg5 Bc4?? 29.Rc4 dc4 30.Be4 a5 31.Bc6 Kc6 32.Qc4 Kb7 33.d5 ed5 34.Qd5 Ka6 35.e6 Ng8 36.Qc6 Rc8 37.Qd7 White intends e7 37...Nf6+- 38.Qg7 Ne4 39.e7 Rcg8 40.Qf7 Ng5 41.hg5 1–0. Reinderman,Dimitri – Vogel,Jaap (2280), Eindhoven, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.h4 f5 11.g4 Qb6 12.gf5 ef5 13.Bf4 Rc8 14.Qc2 g6 15.Qa2 Nb3 16.Qa7 Qc6 17.Ra2 b6 18.Bc2 Na5 19.Qa6 Nc4 20.Ba4 b5 21.Qc6 Bc6 22.Bc2 h5? 23.Rg1+- Kf7 24.Ng5 Bg5 25.Bg5 Rc7 26.Bf4 Re7 27.Nd2 Nh6 28.Nf3 Ng4 29.Ng5 Kg7 30.Ke2 Rb8 31.Nh3 Kh7 32.Bg5 Ree8 33.f3 Nh6 34.Bf6 Nf7? 35.Bf5! Rg8 36.Bd3 Bd7 37.Nf4 Rge8 38.Ng6 Kh6 39.Bg5 Ng5+- 40.hg5 Kg7 41.Ra7 Nb6 42.Nf4 Ra8 43.Nh5 (43.Nh5 Kf7 44.g6 Ke7 45.Ra8 Ra8 46.Nf4+-) 1–0. Limbach,Renate (2145) – Villegas,Sandra (2025), Wch U20 Girls, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.h4 h6 11.Rh3 Qc7 12.h5 Nc4 13.Rg3 Bf8 14.Kf1 a6 15.Kg1 Ne7 16.Nh4 0-0-0 (16...Bb5!?-/+) 17.Na3 Be8 18.Qb3 Na5 19.Qa2 Rg8 (worse is 19...Qc3 20.Nc2+-) 20.Bd2 g5 21.hg6 fg6 22.c4 g5 23.cd5 Nd5 24.Rc1 Nc6 25.Nc4 Ndb4 26.Bb4 Bb4 27.Nf3 Bf7 28.Be4 Kb8 29.Nd6 Bd6 30.ed6 Qd6? 31.Bc6+- Rc8 32.Ne5 Be8 33.Rgc3 Qd4?? 34.Qe6+- Bc6 35.Rc6 Rce8?? 36.Nd7 Ka7 37.Ra6!! ba6 38.Rc7 (38.Rc7 Ka8 39.Qc6#) 1–0. Wohlfart,Paulus – Seidel,Andre, Wiesbaden op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.h4 h6 11.h5 Nc4 12.Nfd2 Qc7 13.Qg4 Bf8 14.Bc4 dc4 15.Ne4 Rh7 16.Nbd2 Bc6 17.0-0 Bd5 18.f4 a6 19.f5 0-0-0 20.fe6 Be6 21.Qg3 g6 22.Ba3 Ba3 23.Ra3 Ne7 24.Nd6 Kb8 25.Rb1 Nf5 26.Nf5 gf5 27.Ra6 Rhh8 28.Rd6 Rhg8 29.Qf3 Rd6 30.ed6 Qc8 31.Rb5 Rg5 32.Rc5 Qd7 33.Qf4 Rg4 34.Qe5 f6 35.Qf6 Qd6 36.Nf3 f4 37.Re5 Rg2 38.Kh1 Rf2 39.Re6 Qa3 40.Qf4 Ka7+- 41.Qe3 Qa1 42.Ng1 Qb2 43.d5 b6 44.Re7 Ka6 45.Qh3 (45.Qh3 Rf8 46.Qd7 Qc3 47.Qa4 Qa5 48.Qc4 Qb5 49.Ra7 Ka7 50.Qb5+-) 1–0. Kabanov,Nikolai (2500) – Turkin,Viktor (2295), Voronezh op–A, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Na5)

10.h4 h6 11.h5 Nc4 12.Rh3 Bb5 13.Rg3 Bf8 14.Nfd2 a6 15.Nf1 Ne7 16.Qg4 Qd7 17.Rf3 Nc6 18.Qf4 0-0-0 (better is 18...a5-/+) 19.Bc4= (worse is 19.Qf7 Qf7 20.Rf7 N4e5 21.Bb5 Nf7 22.Bc6 bc6 23.Ra6 Kb7-+) 19...Bc4 20.Qf7 Qf7 21.Rf7 Bd3 22.Nbd2 Rd7 23.Rf3 Bb5 24.Rg3 Rf7 25.Rg6 Nd8 26.Ne3 Rc7 27.Ba3 Be8 28.Rg3 Bh5 29.c4 dc4 30.Ndc4 Ba3 31.Ra3 Kb8 32.Na5 Rf8 33.f3 Be8 34.Nec4 Nc6 35.Nc6 Bc6 (worse is 35...bc6 36.Ra6 Rf4 37.Nd6+-) 36.Nd6 Bd5 37.Kd2 g5 38.Rh3 Rh8 39.g4 Rch7 40.Rh5 Kc7 41.Ke2 Bc6 42.Rc3 a5 43.Ne4 Kb8 44.Nf6 Rc7 45.Rh1 a4 46.Rhc1 Rhc8 47.Ke3 ½–½. Hrabinska,Myroslava (2295) – Aslanian,Ludmila K (2180), UKR–ch (Women), 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Na5)

10.0-0 a6

11.Nbd2 Rc8 12.Nb3 Nc4 13.Re1 h5 14.Nfd2 g6 (14...Bb5 15.Bc2+=) 15.Bc4 dc4 16.Na5 b5 (16...Qc7 17.Qf3=) 17.Qf3 Qb6 Black prepares b4 18.Ne4 b4 (18...Bc6!? 19.Nc6 Qc6+/-) 19.Nb7!+- Rc6 (19...Qb7 20.Nd6 Double attack (20.Nd6 Decoy)) 20.Nbd6 Bd6 21.Nd6 Rd6 22.ed6 Qd6 23.Qa8 Ke7 24.Ra6 Qc7 25.cb4 Kf6 26.Ra7 Qc8 27.Qf3 Kg7 28.Bf4 h4 29.b5! h3 30.Ra8 Qa8 31.Qa8 Bb5 32.Be5 (32.Be5 Nf6 33.Qf3 Rb8 34.Bf6 Kf8 35.Qa3 Kg8 36.Qh3 c3 37.Qh8#) 1–0. Rahls,Peter (2190) – Breutigam,Martin (2345), BL2–N, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Re1 Bb5 12.Bc2 Nc4 13.Nbd2 Qc7 14.Nf1 Bd8 15.Ng3 Ne7 16.Nh5 0-0 17.Bh7 Kh7=+ 18.Ng5 Kg8 19.Ng7 Ne5 20.N7e6 fe6 21.Ne6 Qc3 22.Bd2 Qc8 23.Re5 Rf6 24.Nd8 Qd8 25.Bg5 Rf7 26.Qg4 Qc8-/+ 27.Qh5 Qc3-+ 28.Rae1 Qd4 29.Be3 Qc3 30.Bh6 Nf5 31.Qg6= Ng7 32.R5e3?? Qf6-+ 33.Qf6 Rf6 34.Bg5 Rf7 35.h4 Bc4 36.g4 a5 37.h5 d4 38.Re4 a4 39.Rd4 Bb3 40.Rd3 Bc4 41.Rd4 b5 42.f4 a3 43.f5 a2 44.Ra1 Ne8 45.h6 Nf6 46.Bd2 Nd5 47.Kg2 Re8 48.Kf3 Kh7 49.Bf4 Nc3 50.Bd6? Nb1 51.Bb4 Re5 52.Kf4 Re2 53.Kf3? Re8 54.Kf4 Kh6 55.Rd6 Kg7 56.g5 Re2 57.Bc5 Nc3 58.Bd4 Kf8-+ 59.Bc3 Rf2 60.Kg3 R7f5 61.Bb4 Kf7 62.g6 Kg8 63.Re1 R5f3 64.Kg4 Rf4 65.Kg3 Rf6 66.Re8 Kg7 67.Rd7 Kg6 68.Ra7 Bf7 69.Re4 R2f3 70.Kg2 Rf2 71.Kg3 R6f3 72.Kh4 Rf4 73.Kg3 Re4 (73...Re4 74.Kf2 Rb4 75.Ra6 Kg5 76.Ra2 Ba2-+) 0–1. Al Modiahki,M (2535) – Bhat,V (2395), Oz.com qualifier blitz ICC, 2000.

11.Ne1 h5 12.Ra2 Rc8 13.Re2 Nh6 14.Re3 g6 15.Rh3 Bc6 16.g4 Kd7 17.Bh6 Rh6 18.f4 Qh8 19.g5 Rh7 20.Rg3 Nc4 21.Qe2 Qd8 22.h4 Rh8 23.Ng2 Kc7 24.Bc4 dc4 25.Nd2 Kb8 26.Ne3 b5 27.Kh2 Bb7 28.Rgg1 Qc7 29.Rb1 Rhd8 30.Rb2 Rd7 31.Nef1 b4! 32.Qe3 a5 33.Ng3 bc3 34.Qc3 Bb4 35.Rb4 ab4 36.Qb4 Rd4 37.Nde4 Qc6 38.Rb1 Re4 39.Ne4 c3?? 40.Qd6-/+ Qd6 41.Nd6 Rc7 42.Kg3 c2 43.Rc1 Rc3 44.Kf2 Rh3 45.Ke2 Rh4 46.Ke3 Rh3 47.Kd4 Rh2 48.Nf7 Rf2 49.Nh8? Rf4 50.Ke3 Re4 51.Kf2 Rh4 52.Kg3 Rg4 (52...Rg4 53.Kf2 Rg5-+) 0–1. Buecker,Stefan (2345) – Hort,Vlastimil (2540), GER–ch Bad Neuenahr, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Bf4 Rc8 12.Nfd2 Qb6 13.Re1 Bb5 14.Bc2 Nc4 15.Nc4 Rc4 16.Na3 Ba3 17.Ra3 Ne7 18.Qg4 Ng6 19.Be3 Rc8 20.h4 Rg8 21.h5 Nf8 22.Bg5 g6 23.Re3 gh5 24.Qh5 Rc7 25.Rf3 Be2 26.Ba4 Bb5 27.Rb3 Qc6 28.Bb5 ab5 29.Ra3 b6 30.Re3 b4 31.cb4 Ng6 32.Re1 Nf8 1–0. Taeger,Winfried (2265) – Neyer,Guenter, Bayern–chI Bank Hofmann 1st, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Na5)

11.h4 Nc4 12.Ng5 Qc7 13.Qh5 h7 seems the pivot of the position (13.Nd2 Bg5 14.hg5 Bb5+=) 13...Bg5 (13...Nh6!?=) 14.Qg5+= (worse 14.Bg5 Ne7=; 14.hg5?! Ne7=) 14...g6 15.h5 (15.Nd2 Bb5+=) 15...Bb5+= 16.Qh4 (16.Nd2 Na5 17.Bb5 ab5+=) 16...gh5 (16...Ne7!?=) 17.Bg5+- Na3 18.Bb5 (18.c4 Nc4 19.Rc1 h6 20.Qh5 Qb6+=) 18...Nb5 Exerts pressure on the backward pawn 19.Na3 (19.Qh5!? Rc8 20.Rc1=) 19...Nc3= 20.Qh5 Rc8 21.Rfc1 b5?? (better 21...Qd7 22.Rc2 Rc6=) 22.Nb5?? (better 22.Nb1 b4 23.Ra6+-) 22...ab5-+ 23.Rc3?? (better 23.Ra6 h6 24.Bd2-+) 23...Qc3 24.Ra7 (24.Ra6 h6 25.Be3-+) 24...Qe1 25.Kh2 Qf2 26.Bf6 (26.Be3 Qf5 27.Qf5 ef5 28.Rb7-+) 26...Qf4 (26...Qf4 27.Kh3 Rc3 28.Qf3 Rf3 29.gf3 Nf6 30.Ra2 Qh6 31.Kg2 Rg8 32.Kf1 Qh1 33.Ke2 Rg2 34.Ke3 Qc1 35.Kd3 Ra2 36.ef6 Qd2; 26...Nf6?? 27.Qf7 Kd8 28.Qe7) 0–1. Bilquez,Romain (2180) – Cori,Jorge (2600), 34th Andorra Open, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.d4 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Na5)

9.Bd3 a6

10.0-0 Na7 11.Na3 b5 12.Nc2 Qb6 13.Ng5 Nc6 14.Qh5 g6 15.Qf3 Nd8 16.Bd2 Ra7 17.Rfb1 h6?? (better is 17...Qc7=) 18.Nf7!+- Rh7? (18...Nf7 19.Bg6) 19.Nd8 Kd8 20.c4 (20.Bg6?! Rg7 21.c4 a5+-) 20...dc4 (20...Qb7 21.cb5 ab5 22.Ba5 Kc8 23.Bg6+-) 21.Ba5 Qa5 22.Ra5 cd3 23.Qd3 Bc6 (23...Rg7+-) 24.Qg6 (24.Qg6 Bf8 25.Qg8+-) 1–0. Lucaroni,Massimiliano (2230) – Pegoraro,Giorgio (2095), Marostica op, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6)

10.0-0 Na7 11.Na3 Rc8 12.Rb1 (12.Qb3!? Qc7 13.c4 dc4 14.Nc4=+) 12...Rc3-/+ 13.Rb7 Qa8 14.Rb3 Ba4 15.Rc3 Bd1 16.Rd1 Bb4 17.Rb3 Nc6 18.Nc2 a5 19.Nb4 ab4 20.Bb5 Nge7 21.Rb4 0-0 22.Rb1 h6 23.Bd2 Rb8 24.Ra1 Qb7 25.Bd3 Nf5 26.Rdb1 Qc8 27.Rc1 Nfe7 28.Rc5 Rb3 29.Bc2 Rb2 30.Bd3 Qb7 31.Bc3 Rb3 32.h3 g5 (32...Qb8 33.Nd2 Rb6 34.Nf3=+) 33.g3 Qb6 34.Rc1 Nb4 35.Rb5 Qc6 36.Bd2 Rd3 (36...Nd3?! 37.Rc6 Rb5 38.Rc7+=) 37.Rc6 Nbc6 38.Be3 Nf5 39.Rc5 Rd1 40.Kg2 Ncd4 41.Nd4 Nd4 42.Rc1 Rd3 43.h4 (43.Rc8 Kg7-/+) 43...Nf5-+ 44.hg5 Ne3 (44...Ne3 45.fe3 Re3 46.gh6 Re5-+) 0-1. marekt (2190) - walterheinz (2195), gameknot.com, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0)

10.0-0 Na7 11.c4 dc4 12.Bc4 Bb5 13.Nbd2 Nh6 14.Qb3 0-0 15.Rd1 Bc4 16.Nc4 b5 17.Ne3 Nc6 (better is 17...a5!?=) 18.d5+= ed5 19.Nd5 Qb8?? (better is 19...Nf5+=) 20.Bh6+- (20.Ne7?! Ne7 21.Bh6 gh6+=) 20...gh6 21.Rac1 (21.Ne7?! Ne7 22.Qe3 Qe8+/-) 1–0. Chernov,Igor (2300) – Nadvikov,Roman (2185), Moscow–ch Silent fin, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.0-0 Qc7 11.Ng5 +=.

10.0-0 g5 11.Be3 h5 12.Qd2 g4 13.Ng5 Na5 14.Ra2 Nb3 15.Qd1 Bg5 16.Qb3 Bc6 17.Na3 h4 (17...g3 18.Bg5 gh2 19.Kh2 Qg5 20.Nb5=) 18.Re2 (better is 18.Bg5!? Qg5 19.Nb5+/-) 18...Nh6 19.Nc2 Nf5 20.Nb4 (20.Bg5 Qg5 21.Nb4 Bd7=) 20...g3 (20...Ne3 21.Nc6 Qd7 22.fe3 Qc6 23.e4=) 21.Nc6= gh2 22.Kh1 bc6= 23.Bf5 ef5 24.Qb7 0-0 25.f4 Bh6 26.Qc6 Bg7 27.Qa4 Re8 28.Qc2 Qc8 29.Bf2 Qe6 30.Bh4 a5 31.g4 fg4+= 32.f5 Qh6 33.Rh2 Qe3 34.f6 Bh6 35.Qf5 Qe4 36.Qe4 de4 37.Rg1 Reb8 38.Be1 (38.Be1 Kh7 39.Rg4+-) 1–0. Morkisz,Bogdan (2200) – Nieradka,Feliks, Bytom op, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 g6 11.Be3 h5 12.Na3 Nh6 13.c4 dc4 14.Nc4 b5 (14...Nb4 15.Be4 Bb5 16.Qb3=) 15.Ncd2 (15.Nd6 Bd6 16.ed6 Ng4=) 15...Nf5 16.Ne4 Nb4 17.Bg5 Bg5 18.Nfg5 Nd3 19.Nf6 Kf8 20.Qd3 Bc6 21.Rac1 Rc8 (worse is 21...Nd4 22.Rfd1 Kg7 23.Qe3+-) 22.Qa3 Kg7 23.Rfd1 a5 (23...Nd4 24.Qe3 Nf5 25.Rd8 Ne3 26.Rh8 Rh8 27.fe3+-) 24.Qc5 Ne7 25.Qa3 Nd5 26.Nge4 b4 27.Qd3 a4 28.Qa6 (28.Nd6 Rc7 29.Nd5 Bd5 30.Rc7 Qc7-/+) 28...Qb6-/+ 29.Qb6 Nb6 30.Nd6 Bd5 (30...h4!?-/+) 31.Nc8= Rc8 (worse is 31...Nc8 32.Nd5 ed5 33.Rc7+/-) 32.Rc8 Nc8 33.Kf1 a3 34.Nd5 ed5 35.Ke2 b3 36.Kd2 b2 37.Kc2 Nb6 38.Kb3 Nc4 39.Ka2 Kf8 40.h3 Ke7 41.g4 hg4 42.hg4 g5 43.Kb1 Kd7 44.Ka2 Kc6 45.Rd3 Kb5 46.Kb1 Ka5 47.Ka2 Kb6 48.Rd1 Kc7 49.Rd3 Kd7 50.Rd1 Ke6 51.Rd3 f6-/+ 52.ef6 Kf6 53.Rd1 Ke6 54.Re1 Kd6 55.Re2 Kd7 56.Kb1 Kd6 ½–½. Nordquelle,Daniel – Steinthorsson,Felix, Budva MNE, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.0-0 h5 11.Ba3 Nh6 12.Re1 g5 13.c4 (13.Be7!? Qe7 14.Nfd2=) 13...g4+= 14.Nfd2 Nd4 15.cd5 ed5 16.Nc3 Be6 17.Qa4 Nc6 18.Nf1 (18.Be7 Qe7 19.Nb5 Kd7-/+) 18...Ba3 19.Ra3 Qg5 20.Qb3 0-0 (20...Qe7 21.Nb5 0-0 22.Nd6-/+) 21.Qb7+= Ne5 22.Bb1 (22.Ba6 Rfd8+=) 22...Nf3! 23.gf3 gf3 24.Ng3 h4 25.Re6?? (better is 25.Ra6 Rae8 26.Nce4 de4 27.Qe4-+) 25...hg3 26.fg3 Rab8 (26...Ng4 27.Nd1 Qd2 28.Rf3 Qd1 29.Kg2-+) 27.Qe7 f2! (27...f2 28.Kf1 Qc1 29.Re1 fe1R 30.Qe1 Qa3-+) 0–1. Kula,Dominik (1965) – Dvorak,Vladimir (2045), Ostrava CZE, Ostravsky Konik, 2014.

10.0-0 Nh6 11.Bh6 gh6 12.Ne1 Qc7 13.Qh5 0-0-0 14.Qf7+/- Rdf8 15.Qh5 Qd8 16.f4 Kb8 17.Rf2 Rhg8 18.Nd2 Bh4 19.g3 Na5 20.Ng2 Bg3 21.hg3 Rg3 22.Rf3 Rfg8 23.Rg3 Rg3 24.Qe2 Nc4 25.Nf1 Rg7 26.Kh2 Qf8 27.Ng3 a5? 28.Nh5 Rf7 29.Nf6 Bc6 30.f5 ef5 31.Bc4 dc4 32.d5 Bb5 33.Ra5 Ba6 34.d6 Qd8 35.Rd5 b6 36.e6 Rf6 37.e7 (37.e7 Qd7 38.e8Q Bc8 39.Qd7 Bd7 40.Qc4 Kb7 41.Qc7 Ka6 42.Qd7 Rf7 43.Qc8 Rb7 44.d7 b5 45.Rd6 Ka7 46.d8Q b4 47.Qa5#) 1–0. Al Hadarani,H (2370) – Kayle,C (2095), 4th ch–Arab, Beirut LEB, 2000.

10.Ba3 h6 11.h4 Na7 12.Be7 Ne7 (worse is 12...Ke7 13.Qb3=) 13.Na3 Rc8 14.c4 Qa5 15.Kf1 Qc7 16.c5 Nec6 17.Nc2 Nb5 18.Qd2 Nb8 19.Rh3 b6 20.cb6 Qb6 21.Rg3 Kf8 22.Qf4 Nc7 23.Bg6 Be8 24.Nd2 Nb5 25.Nb3 Rc3 26.Nc5 Rg3 27.fg3 Kg8 28.Bd3 Nc7 29.Kg1 a5 30.Ne3 Nba6 31.Na6 Na6 32.Rc1 Nb4 33.Bb1 Nc6 34.Rd1 a4 35.Nc2 Qb3 36.Kh2 Kf8 37.Qf1 Ne7 38.Rd3 Qb6 39.Na3 Nc6 40.Qd1 Nb4 41.Rc3 Bd7 42.Rc5 Ke7 43.Qd2 Rb8 44.h5 Rb7 45.g4 Na6 46.Rc3 Qb2 47.Qd3 Rb6 48.Rc2-/+ Qb3 49.Rc3 Qb2 50.Rc2 Qb4 51.Rf2 Qb3 52.Qf1 Be8 53.Rf3 Qb2-+ 54.Qd3 Qc1 55.Rf1-/+ Qb2 56.Rf3 Nb4 57.Qe3? Nc6 58.Rf2 Qd4 59.Qd4 Nd4 60.Rd2 Nc6 61.Bc2 Ne5 62.Re2 Ng4 63.Kg3 Nf6 64.Re5 Kd6 65.Re1 Nh5 66.Kh4 Nf6 67.Rd1 Rb4 68.Kg3 Ng8 69.Bh7 Ne7 70.Nc2 Rb3 71.Bd3 Bb5 72.Ne1 Bd3 73.Nd3 a3 74.Kh2 a2 (74...a2 75.Ra1 Rd3 76.Ra2 e5-+) 0–1. Carrascoso Morales,Abel – Garcia Tejera,Daniel (2070), Autonomico–chT, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6)

10.Na3 Na5 11.h4 f6 (11...Rc8 12.Qc2+=) 12.Qc2 f5 13.g4 (better is 13.Qa2!?=) 13...fg4-/+ 14.Ng5 Bg5 (better is 14...Qc7!?-/+) 15.hg5+= Qc7 16.Bg6 (worse is 16.Bh7 0-0-0 17.Rb1 Ne7-+) 16...Kd8 17.Bd2 (worse is 17.Bh7 g6 18.Ke2 g3 19.Qg6 Nb3-/+) 17...Ne7 18.Rh7 (18.Bh7? g6-+) 18...Ng6 19.Qg6 Rh7 20.Qh7 Nb3?? (better is 20...Be8-/+) 21.Qg7+= Na1?? (better is 21...Qa5 22.Qf8 Kc7 23.Qa8 Na1+/-) 22.Qf8+- Be8 23.g6 Qe7 24.g7 Qa3 25.g8Q Qf8 (25...Nc2 26.Kd1 Kc7 27.Qd6 Qd6 28.ed6 Kc6 29.Kc2 Rc8+-) 26.Qf8 b5 (26...b6 27.Bg5 Kc7 28.Qd6 Kb7 29.Qe7 Kc6 30.Qe6 Kb7 31.Qd5 Ka7 32.Qa2+-) 27.Bg5 Kc7 28.Qd6 Kb7 29.Bd8 Rc8 (29...Rd8 30.Qd8 Bc6+-) 30.Qe7 Kb8 31.Bb6 Nc2 32.Kd2 Rc4 33.Qa7 Kc8 34.Qa8 Kd7 35.Qb7 1–0. Osipenko,Pavel (2040) – Sidabras,Jonas (1815), Lichtenberger Sommer, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6)

10.Na3 b5 11.Nc2 b4 12.0-0 bc3 13.Nfe1 (13.Ra6!? Ra6 14.Ba6+=) 13...a5-/+ 14.Ra3? (14.Qg4 g6-/+) 14...Nb4?? (better is 14...Ba3 15.Ba3 Nge7-+) 15.Rc3-/+ Nd3 16.Nd3 Bb5 17.Na3 Bd3 18.Qd3 Bb4 19.Nb5 (19.Rc2 Ne7+=) 19...Rc8 (better is 19...Bc3!? 20.Nd6 Kf8 21.Qc3 g6-/+) 20.Rc8 Qc8 21.Bg5 Qc4 22.Rc1 Qd3 23.Rc8 Kd7 24.Rc7 ½–½. Rossi,Carlo (2310) – Anceschi,Vittorio (2310), Reggio Emilia–B, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3)

10.Na3 Rc8 11.0-0 Na5 12.Bd2 Ba3 13.Ra3 Nc4 14.Bg5 Ne7 15.Ra1? (better is 15.Bc4!? Rc4 16.Nd2+=) 15...Nb2-/+ 16.Qd2 Nd3 17.Qd3 (better is 17.Rfb1!? Nf2! 18.Qf2-+) 17...Bb5-+ 18.Qe3 Bf1 19.Rf1 h6 20.Bh4 Qc7 21.Rc1 Nf5 22.Qd3 Nh4 23.Nh4 Qc4 24.Qg3 g5 25.Nf3 Qd3 26.h4 Rc3 27.Rf1 Qf5 (27...Qf5 28.hg5 hg5-+) 0–1. Steinhauser,Thomas (2070) – Lukas,Norbert (2085), Schweinfurt op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.Qc2 Rc8 11.Qb3 Qc7 12.0-0 f5 13.ef6 Nf6 14.Re1 0-0 15.Qd1 Bd6 16.Ba3 Ba3 17.Na3 b5 18.Ng5 e5 19.de5 Ne5 20.Nh7 Neg4 21.Nf8 Qh2 22.Kf1 Rf8 23.Ra2 (23.Qb3 Nf2 24.Ke2-+) 23...Nh5 24.Bh7 Kh7 25.Qd3 Kg8 26.Qd5 Kh8 (26...Kh8 27.Ke2 Nf4 28.Kd1 Nd5-+) 0–1. Drzazga,Rafal (2105) – Oliwa,Patryk (2150), Poland–ch U18 Sopot, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.Qc2 Rc8 11.Bh7 Nb4 12.Qd1 (12.cb4 Rc4 Double attack (12...Rc2 Pinning; 12...Rc2 Deflection; 12...Rc4 Decoy; 12...Rc2 Clearance)) 12...Rh7 13.cb4 Bb4 14.Bd2 Bd2 15.Nbd2 Bb5 16.Rc1 Ne7 17.Nb3 Rc1 18.Qc1 Nc6 19.Qc3 Qb6 20.Nfd2 Bc4 21.Nc4 dc4 22.Qc2?? (better 22.Qc4 Qb4 23.Qb4 Nb4 24.h3=+) 22...Qb4 (better 22...Qb3 23.Qh7 Qc3 24.Kd1 Qa1 25.Kd2 Qh1 26.Qh8 Ke7 27.Qg7 Qh2 28.Kc3-+) 23.Nd2 Rh4 24.0-0 (24.Qc4 Re4 25.Kd1 Qc4 26.Nc4 Rd4 27.Nd2 Ne5 28.Ke2-+) 24...Nd4 (24...Rd4?! 25.Nf3 Rd3 26.Qe2-+) 25.Qa2 (25.Qd1 c3 26.Nf3 c2-+) 25...c3 26.Nf3 (26.Nc4 c2 27.Kh1-+) 26...Nf3 27.gf3 Qf4 (27...Qf4 28.Re1 Qh2 29.Kf1 Rb4-+) 0–1. Valbuena Castro,Gregorio (1645) – Valarezzo Ricard,Pedro (1865), 20th Obert Internacional Sant Marti Gro, 2018. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Nc6 5.a3 e6 6.ab4 Bb4 7.c3 Be7 8.Nf3 Bd7 9.Bd3 a6)

10.Qc2 h5 11.Nbd2 Rc8 12.Qb1 Qc7 13.Nb3 Na7 14.0-0 Nb5 (14...Qc3?! 15.Nc5 Bb5 16.Bd2 Bd3 17.Qb7= (17.Bc3? Bb1 18.Rfb1 Nb5-+)) 15.Na5 (15.Bb2 Nc3 16.Bc3 Qc3+=) 15...b6 (better is 15...Nc3!? 16.Qb2 Na4-/+) 16.c4+= Nc3 17.Qb3 ba5 18.Qc3 Bb4 19.Qc2 dc4 20.Be4 Ne7 21.Bg5 Bc6 22.Be7 Ke7 (22...Qe7?! 23.Qc4 Bb7 24.Qe2=) 23.d5? (better is 23.Rfc1!? Be4 24.Qe4-/+) 23...Bd5 24.Bd5 ed5 25.Qf5 Qd7 26.Qg5 Kf8 27.Nd4 Qg4 28.Qe3 Rh6 29.Nc2? (29.f4 Rg6 30.Ra2 Bc5-+) 29...Qe4 30.Qh3 Rd8 (30...Qc2 31.Qc8 Ke7 32.Qb7 Ke6 33.f4+/-) 31.Nb4 ab4 32.Rfe1 Qg4 33.Qe3 d4 34.Qd2 b3 (better is 34...Rb6 35.f3 Qd7 36.Qg5-+) 35.Qb4 Kg8 36.Qc4 Qe6 37.Qb4 Qb6 38.Qc4 Rc6 39.Qe2 d3 40.Qh5 d2 41.Red1 b2 42.Rab1 Rc1 43.Qf5 (43.h3 Rb1 44.Rb1 d1Q 45.Rd1 Rd1 46.Qd1-+) 43...Rd1 (better is 43...Qb3 44.h3 Rd1 45.Kh2 Rb1 46.Qb1-+) 44.Rd1 b1Q! (44...b1Q 45.Qf7 Kf7 46.e6 Ke6 47.h4 Qd1 48.Kh2 Qf2 49.Kh3 Rd3 50.g3 Qg3) 0–1. Broszeit,Peter (2130) – Winkelmann,Elena (1945), Dresden ZMD op, 2004. (=1.e4 c5 2.Nf3 e6 3.e5 d5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.Qe2 Na5 11.Qc2 h6 12.h4 (12.Bh7 Bb5+=) 12...Bb5 13.Bh7 Qc7 14.Na3?? (better is 14.Bg8!? Rg8 15.Ba3+=) 14...Ba3 (better is 14...Rh7 15.Nb5 ab5-+) 15.Ba3 Rh7! Double attack: a1/e1 16.Bb4 (16.Qh7 Qc3 Double attack) 16...Qc4 17.Ra5 Ne7 (better is 17...Rh8-/+) 18.Qd1?? (better is 18.Ra3-/+) 18...Nc6-+ 19.Nd2 Qd3 20.Rh3 Nb4!! 21.cb4 Qd4 22.Qc2 Rh8 (22...g6 23.Qc3 Qg4 24.Qf3 Qb4 25.Ra3-+) 23.Qc7 Qb4 24.Rb3 Qe7 25.Qb6 Rc8 26.Nf3 Qc5 27.Qc5 Rc5 28.Nd4 Kd7 29.Nb5 Rb5 30.Rbb5 ab5 31.Rb5 Kc6 32.Rb3 b5 33.Kd2 h5 34.Rg3 g6 35.Rf3 Rf8 36.Kc3 Kc5 37.Rd3 Ra8 38.Kb2 d4 39.Rf3 Ra7 40.Rb3 Kc4 41.g3 d3 42.Rc3 Kd4 43.Rb3 Rb7 44.Rb4 Kc5 45.Kc3 d2! 46.Rb1 Rd7 47.Rd1 b4 48.Kb3 Rd3 49.Kc2 Kc4 50.f4?? b3-+ 51.Kb2 Kd4 (51...Kd4 52.Rd2 Rd2 53.Kb3 Rg2-+) 0–1. Tidman,Sophie E (1925) – Richards,Heather (2230), BCF–chT, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Qe2 Rc8!?-/+.

10.h4 Na5 11.Ng5 Nh6 12.Bc2 Rc8 13.Qf3 Nc6 14.Ra2 b5 15.Be3 (15.Qg3!? b4 16.Nf3=) 15...b4-/+ 16.Qg3 (16.Bd2 bc3 17.Bc3 Bb4-/+) 16...Rb8 (16...bc3 17.Nh7 Nb4 18.Qg7-+) 17.Ra6 bc3 18.Ne6 fe6 (worse is 18...Be6 19.Qg7 Kd7 20.Qh6+= (20.Bh6 Nd4 21.Ra7 Kc6 22.Ba4 Kb6-/+)) 19.Bh6 (19.Qg7 Nf7 20.Bh7-+) 19...gh6 20.Qg7 (20.Bh7 Qc8 21.Bg6 Kd8 22.Rc6 Qc6 23.Bc2-+) 20...Nd4?? (better is 20...Rf8 21.Qh7 Qc7 22.Rc6 Qc6 23.Qh6 Qc4 24.Qh5 Kd8-+) 21.Qh8+/- Bf8 22.Bh7 Rb1 23.Bb1 c2 24.Bc2 Nc2 25.Kd2 Qc8 26.Ra7 Nd4= 27.Rb1?? Qc4 28.Rb8 Bc8 29.Rab7?? Qe2 30.Kc3 Qc4 31.Kd2?? Qe2 ½–½. Zhukov,Viktor (2235) – Ustinov,Mikhail (2150), Petroff Memorial op, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.h4 Na7 11.Ng5 Bb5 12.Nf7? (better is 12.Bh7 b6 13.Qf3=) 12...Kf7-+ 13.Qh5 Kf8 14.Rh3 Bd3 15.Rd3 g6 16.Qg4 Ke8 (worse is 16...Bh4 17.Qe6 Kg7 18.Rf3-/+) 17.h5 (better is 17.Qe6 Qd7 18.Qd7 Kd7 19.h5-+) 17...Kd7 18.Rh3 g5 19.h6 Qf8 20.Bg5 Qf5 21.Qf5 ef5 22.Bf4 Nb5 23.Ra2 Nc7 24.Bd2 b5 25.Rh5 Ke6 26.f4 (26.Ra5 Bf8-+) 26...Rf8 (better is 26...Bf8!? 27.Bc1-+) 27.g3 Bd8 28.Bc1 Rf7 29.Nd2 Be7 30.Nb3 b4 31.cb4 Bb4 32.Bd2 Bf8 33.Ba5 Nh6?? (33...Nb5 34.Bb6 Bb4 35.Kf2+=) 34.Bc7 (better is 34.Nc5 Bc5 35.Rh6 Ke7 36.dc5+-) 34...Rc7= 35.Ra6 Kf7 36.Rf6 Kg8 37.Nc5 Bc5 38.dc5 1–0. Kadas,Gabor (2220) – Toth,Laszlo2 (2065), HUN–chT2 Erkel, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.h4 Qc7 11.Ng5 h6 12.Qh5 (better 12.Nf3!?-/+) 12...Bg5-+ 13.hg5 Nd4! 14.gh6 (14.cd4 Qc1 Double attack (14...Qc1 Pinning; 14...Qc1 Deflection; 14...Qc1 Clearance)) 14...Nh6 (14...Nb3 15.Qg5 A) 15...Na1? 16.Qg7 0-0-0 17.Qh8 Nh6 18.Qh6+- (18.Rh6?! Rh8 19.Rh8 Be8 20.Re8 Kd7=); B) 15...Nc1-+) 15.Qg5=+ Ndf5 16.f4 (16.Kd1 Rg8 17.g4 Ne7=+ (17...Qe5? 18.gf5 Nf5 19.Re1+-)) 16...Kf8 (16...Rg8!? 17.Bd2 Qd8 18.Rh5-+) 17.g4-/+ Ng3 18.Rh3 Ne4 19.Qh4 Qb6 20.Re3? (20.Rh1 Qf2! 21.Qf2 Nf2 22.Kf2 Ng4 23.Kg3 Rh1 24.Ba3 Ke8 25.Kg4-+) 20...Kg8-+ 21.Be4 de4 22.Qg3 Bc6 (22...Ng4 23.Qg4 Rh1 24.Kd2 Bb5-+) 23.Nd2 0–1. Elishev,Ivan (2195) – Nerushev,Arseniy (1890), Fide Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.h4 Qc7 11.Ng5 Nh6 12.0-0 Nf5-/+ 13.Qf3 g6 (13...h6 14.Nf7 Kf7 15.g4=+) 14.g4=+ h6 (14...Nh6!?=+) 15.gf5= hg5 16.fg6 fg6 (16...gh4?? 17.Qf7 Kd8 18.g7+-) 17.Bg6 Kd8 18.Bg5 Kc8 (better 18...Be8 19.Bd3 Bh5=) 19.Qf7?? (better 19.Bf7+=) 19...Bg5-+ 20.hg5 Ne5! 21.Qf6 (21.de5 Qe5 Combination) 21...Nf3 22.Kg2 Nh4 23.Kg1 Ng6 24.f4 Rg8 (24...Qc4 25.Na3 Qe2 26.Rf2-+) 25.Nd2 (25.Qf7 Qd8 26.Nd2 Qf8 27.Qf8 Rf8-+ (27...Nf8?! 28.Rf3-+)) 25...Qd8 (25...Kb8 26.Rf3-+) 26.Qf7 (26.Qd8 Kd8 27.Kg2 Rf8-+) 26...Qf8 27.Qf8 Rf8 (27...Nf8?! 28.Kf2-+) 28.Rf3 Kc7 (28...Nf4?! 29.Raf1 Ne2 30.Kf2 Rf3 31.Kf3-+) 29.Raf1 Rf5 30.Kh2 Rh8 31.Kg3 Rf7 32.c4 dc4 33.Nc4 Bb5 (33...Bc6 34.Re3 Nh4 35.Rd3 Nf5 36.Kf2 Rh2 37.Ke1-+) 34.Rc1 (34.Ne5 Rg7 35.Rc1 Kd6 36.Ng6 Rg6 37.Re3-+) 34...Bc4 35.Rc4 Kd6 36.Rb4 b5 (36...Kd5!? 37.Ra4-+) 37.Ra3 Ra8 (37...Rf4?! 38.Ra6 Ke7 39.Ra7 Kf8 40.Rb5-/+) 38.Rb5 ab5 (38...Nf4?! 39.Rb6 Kd5 40.Kg4-+; 38...Rf4?! 39.Rb6 Kd7 40.Rb7 Kc6 41.Rg7 Rd4 42.Rg6-/+) 39.Ra8 Nf4 (39...Rf4 40.Rd8 Kc6 41.Rg8-+) 40.Kg4 Kd5 41.Rg8 (41.Rb8 Kc4 (worse 41...Kd4 42.Rb5 e5 43.Rb4 Kc5 44.Ra4-+) 42.Rb6 b4-+ (worse 42...Kd4 43.Rb5 e5 44.Rb4 Kc5 45.Ra4-+)) 41...Kd4 42.g6 (42.Rb8 Rf5-+) 42...Ng6! 43.Rg6 e5 (43...b4 44.Re6 b3 45.Rd6 Kc3 46.Rc6 Kd3 47.Rb6-+) 44.Rb6 Kc5 45.Re6 Kd5 46.Rb6 Rf4 47.Kg3 b4 48.Rb5 Kd6 49.Rb8 (49.Kg2 Ke6-+) 49...Kc5 50.Re8 Kd4 51.Rb8 Kc3 52.Rb5 b3 53.Re5 Rf1 (53...Rb4 54.Re3 Kd2 55.Kf3-+) 54.Kg2 Rf8 55.Rc5 Kb4 56.Rc7 Rb8 (56...Rb8 57.Rc1 b2-+) 0–1. Ossa,Orlando (2235) – Sanchez,Sebastian Felipe (2410), Semifinal, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.h4 Rc8 11.Ng5 h5 12.Qf3 Nh6 13.0-0 Nf5 (better is 13...Na5!? 14.Bf4 Qc7+=) 14.Bf5+= ½–½. Ridameya,Jose – Haag,Martin, It (open), Malaga (Spain), 1998. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6)

10.h4 Rc8 11.Ng5 Nh6 12.g4 Qb6 13.Bh7 Nd4 14.cd4 Bb4 (14...Bb4 15.Ke2 Rc1 16.Qc1 Qd4-+) 0–1. Jensen,Jens Otto – Olsen,Svein (2150), Norway ch NM2000, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.h4 Rc8 11.Ng5 Nh6 12.Nh7 Nf5 (worse is 12...Bh4 13.Bh6 gh6 14.Qg4+/-) 13.g4 Rh7 14.gf5 ef5 15.h5 Qc7 16.Bd2 Na5 17.Qf3 Nc4 18.Bc1 (18.Qd5?? Nd2 19.Nd2 Qc3-+) 18...Rh8 19.Bf5 (19.Qd5? Bc6 20.Qc4 Bh1 21.Qa4 Bc6-+) 19...Ne5 20.Bd7 (20.de5 Qe5 Double attack) 20...Nd7 21.Qd5 Nf6 22.Qf3 Qc6 23.Qc6 Rc6 (23...bc6?! 24.Ra6 Rh5 25.Rh5 Nh5 26.Ra7+=) 24.h6 Re6 25.Kf1 Ne4 26.Ra2 gh6 27.Re2 Bg5 (27...f5 28.c4 Rc6 29.Nd2 Nd2 30.Bd2 Rc4 31.Bg5-+) 28.Re4?? (better is 28.d5 Bc1 29.de6=) 28...Bc1-+ (28...Re4?! 29.Bg5 Rg4 30.Be3= (30.Bh6? Rg6-+; worse is 30.Rh6 Rh6 31.Bh6 Rh4-+)) 29.Re6 fe6 30.d5 ed5 31.Ke2 Bf4 32.Kd3 Kd7 33.Kd4 h5 34.Kd5 h4 35.Ke4 Bc7 36.Rh3 Bb6 37.f4 Bf2 38.Rd3 Kc6 39.Kf3 Bc5 40.Kg4 Be7 41.Re3 Rh7 42.Nd2 a5 43.Nf3 h3 44.Nh2? a4 45.Re2 a3 46.Kf5 Bd6 47.Kg6 Re7 48.Rf2 Re3 49.Nf3 Rc3 50.Ne5 Kc7 51.Ng4 b5 52.Nf6 Rg3 53.Kf7 Rg2 54.Rf3 h2 55.Ne8 Kc6 (55...Kc6 56.Rh3 a2-+) 0–1. Magrini,Riccardo (2225) – Astengo,Marcello (2030), Robecchetto op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.h4 f5 11.Ng5 h5 12.Rh3 g6 13.Rg3 Qc7 14.Bf4 Nd8 15.Nd2 b5 (15...Qc3? 16.Bf5 Qd2 17.Bd2 gf5 18.Rb3+-) 16.Qb1 Nh6 (16...Qc3? 17.Bf5 Qd2 18.Bd2 gf5 19.Bb4+-) 17.Nh3 Ng4 18.Bg5 Bg5 (18...Qc3? 19.Bf5 Qd4 20.Bg6 Nf7 21.Bf7 Kf7 22.Rf3 Kg7 23.Be7 Qe5 24.Kd1+-) 19.Ng5 0-0 (worse is 19...Qc3 20.Bf5 Qd4 21.Bg4 Qe5 22.Be2+-) 20.Be2 Kg7 21.Qb4 Bc8 22.Nb3 f4 23.Rf3 Ra7 24.Nh3 Qe7 ½–½. Biro,Sandor (2330) – Hoang Thanh Trang (2445), Budapest FS05 GM, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.0-0 Na5

11.Ba3 b5=.

11.Ba3 Rc8 12.Be7 Ne7 13.Qc2 h6 14.Rc1 Nec6 15.Nbd2 Nb4! 16.Qb1 Nd3 17.Qd3 Bb5 18.Qb1 0-0 19.Qb4 Nc4 20.Nc4 Rc4 21.Qb2 Qd7 22.Nd2 Rc7 23.Qb4 Rfc8 24.Nb1 Rc4 25.Qb2 Qc7 26.Qd2 b6 27.h3 Ra4 28.Na3 Bc4 29.Qb2 b5 30.Nc2 Ra1 31.Ra1 a5 32.Ne3 Bd3 33.Ra3 Rb8 34.Qa1 a4 35.Qb2 Bc4 36.Qb4 Rb7 37.Ra1 Bb3 38.Kf1 Qe7 39.Ke2 Qb4 40.cb4 Rc7 41.Kd2 Kf8 42.Rc1 Rc1 43.Kc1 Bc4 44.Kb2 Bd3 45.Kc3 Bc4 46.h4?? f6 47.f4 Kf7 48.g4 Be2 49.ef6 Kf6 50.f5 Bf3 51.fe6 Ke6 52.Kb2 Bg4?? 53.Ng4-/+ Kf5 54.Nf2 g5 55.hg5 hg5 56.Nd1 Ke4 57.Nc3 Kd4 58.Nb5 Kc4 59.Nc7 g4 60.b5 Kc5 61.b6 Kb6 62.Nd5 Kc5?? 63.Nf6= ½–½. McDougall,Andrew – Hackman,Paul, Eastleigh ENG, Hampshire Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Na3 Rc8 12.Qc2 g6 13.Nb1 Nc4 14.Nbd2 Bb5 15.Nc4 Bc4 16.Bc4 Rc4 17.Nd2 Rc6 18.Nb3 Qc8 19.Bd2 h5 20.Rfb1 b5 21.Qd3 Kf8 22.Nc1 Kg7 23.Ne2 Nh6 24.f3 Qd8 25.Ra2 Qc7 26.h3 h4 27.Rba1 Ra8 28.Qe3 Nf5 29.Qf4 Qd8 30.g4 hg3! 31.Ng3 Qh8 32.Nf5-/+ ef5 33.Qg3 Qh5 34.Kg2 Bh4 35.Qh2 g5 36.Rf1 f4 37.Kh1? Bg3 38.Qg2 Rh8 39.Be1 Qh3 40.Qh3 Rh3 41.Kg1 Be1 42.Re1 Rf3 43.Rea1 Rfc3 44.Ra6 Ra6 45.Ra6 Rd3 46.Rb6 Rd4 47.Rb5 Kg6 48.Rb6 Kf5 49.Rf6 Ke5 50.Rf7 Rd2 51.Rg7 Kf5 52.Rf7 Kg4 0–1. Naesborg,Jens Olav – Jorgensen,A (1980), Politiken Cup, Helsingor DEN, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Nfd2 b5 12.Qf3=.

11.Nfd2 Rc8 12.Qg4 g6 13.Qh3 Bb5 14.Bb5 ab5 15.Na3 (15.Ba3 Nc4=) 15...b4=+ 16.cb4 Bb4 17.Qd3 Ne7 (17...Qd7 18.Rb1 Qa4 19.Bb2=+) 18.Rb1 Nec6 19.Nb5 Be7 (19...Qe7 20.Nf3=+) 20.Qh3 (20.Ba3 0-0=) 20...Qd7 (20...0-0 21.Ba3=+) 21.Nf3 (21.Ba3 0-0=) 21...Nc4 (21...Nb4 22.Na3-/+) 22.Bh6=+ Bf8 (22...Rg8 23.Bg5 h5 24.Rfc1=+) 23.Ng5 (23.Rfc1 Ra8=) 23...Qe7 24.Rfc1 Bh6 25.Qh6 Qf8 (25...Kd7 26.Ne4 N6e5 27.de5 de4 28.Na7+-) 26.Qh3+= Qe7 (better 26...N6a5+=) 27.Rc4!+- Qg5 (27...dc4 28.Nd6 Double attack) 28.Nd6 Kf8 29.Rb7?? (better 29.Nf7 Qf5 30.Qf5 gf5 31.Rc6 (31.Nh8? dc4 32.d5 ed5-+) 31...Rc6 32.Nh8+= (32.Rb7?? Rc1)) 29...dc4-+ 30.Rf7 Kg8 31.f4 Qh5?? (31...Qd8 32.Qe6 Nd4 33.Rf8 Kg7 34.Qf7 Kh6 35.Rd8 Rhd8 36.Nc8 c3+-) 32.Qe6 Qd1 33.Kf2 Qd2 (33...Qd4 34.Kg3 Qd3 35.Kg4 Qd1 36.Kh3 Qh5 37.Kg3 Qh3 38.Kh3 Rd8 39.Rd7 Kf8 40.Qf7) 34.Kg3 Qd3 35.Kh4 g5 (35...Qh3 36.Kh3 Rd8 37.Rb7 Kf8 38.Qf7) 36.fg5 Qd4 (36...Qg3 37.Kg3 Rd8 38.Rb7 Kf8 39.Qf7) 37.Rf4 (37.Rf4 Kg7 38.Qf7) 1–0. Kaczmarek,Aleksander (2395) – Duda,Lukasz (2200), 1nd Polish Championship League, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Na5)

11.Ne1 Rc8 12.f4 (12.Ba3 Nc4 13.Qg4 g6 (worse is 13...Na3 14.Qg7 Nb1 15.Qh8+=) 14.Be7 Ne7=) 12...g6 (12...Nc4 13.Qb3+=) 13.Nf3 Nh6 (13...Nc4 14.Bc4 Rc4 15.Nfd2+=) 14.Ba3= Nc4 15.Be7 Qe7 16.Qe1 (16.Bc4 Rc4 17.Qb3 Rc7+=) 16...Nf5 17.Nbd2 (17.Rf2!?+=) 17...Nce3-/+ 18.Bf5 (18.Rf2 Rc3 19.Qb1 Ng4-/+) 18...Nf1-+ (18...Nf5?! 19.Qc1-/+) 19.Nf1 (19.Bd3 Nd2 20.Qd2 0-0-+) 19...ef5 20.Ne3 Be6 21.h3 (21.c4 dc4 22.d5 Bd7-/+) 21...Qc7 22.c4 Qd7 (better is 22...dc4!? 23.d5 Bd7-+) 23.c5 h6 24.Qb4 0-0 25.Rb1 Rb8 26.Qa5 Rfc8 27.Kh2 Qd8 28.Qa3 b6 29.Qa6-/+ bc5 30.Rb8 Rb8 31.dc5 d4 32.Nd1 Qd5 33.Qd6 Rb1 34.Nf2-/+ Rb2 35.Kg3 Rb3 36.c6 Rc3 37.c7 Qc6 38.Qd8 Kh7-+ 39.Qd4 Qc7 40.Nd1 Rc4 41.Qd3 Qc6 42.Ne3 Rc3 43.Qd2 Ra3 44.Nd4? Qe4 45.Ndc2 Rd3 46.Qf2 g5 47.h4 Bb3 (47...Bb3 48.Kh2 gf4 49.Nf5 Qf5-+) 0–1. Rotov,Igor – Volodin,Alek (2475), Puhajarve EST, 2013. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.a3 a6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

11.h4 Rc8 12.Ng5 Bg5 13.hg5-/+.

11.h4 h6 12.g3 (12.Qc2 Rc8-/+) 12...Qb6 (12...Nc4 13.Nfd2 Nd2 14.Bd2-/+) 13.Na3 (13.Ba3 Ba3 14.Na3 Qc7-/+) 13...Rc8 (13...Qc7 14.Nb1-/+) 14.Rb1 (14.Nb1 Qd8-/+) 14...Qc7 (14...Qd8 15.Bb2 Bf8 16.Nc2-/+) 15.Bb2 Nc4 (better is 15...Nc6!?-+) 16.Nc4 dc4 17.Be4 Bc6 18.Re1 (18.d5!? Bd5 19.Bd5 ed5 20.Qd5+=) 18...Be4 19.Re4 Qc6 20.Qe2 Bf8 21.d5 Qd5 22.Rd1 Qc6 23.Nd4 Qb6 24.Ne6? (better is 24.Qc2!? Qa5 25.Ra1-/+) 24...Qe6-+ 25.Rd6 Qf5 26.g4 Qh7 27.Rc4 Rb8 28.Rd1+= Be7 29.Qd2? Rd8?? 30.Rc8!! Mate attack (30.Rc8 Qd3 31.Qd3 f5 32.e6 Bd6 33.Qd6 Rc8 34.Qd7 Kf8 35.Qf7) 1–0. Schulz,Michael (2260) – Weischede,Thomas (2300), Berlin–ch MK, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 b5

11.Ba3 Ba3 12.Na3 Nge7 13.Qe2 Ng6 14.Nd2 (14.Qe3 0-0=+) 14...Nf4-/+ 15.Qf3 Qg5 (15...Nd3 16.Qd3 0-0 17.Nf3-/+) 16.Nb3 (16.Nb5 0-0 17.Nd6 f6 18.ef6 e5 19.Ba6 A) 19...Rf6? 20.N6e4 Qg6 21.Nf6 Qf6 22.Bc4 Ra1 23.Bd5 Nd5 24.Qd5 (24.Ra1?! Qf3 25.Nf3 ed4 26.cd4 Kf7+=) 24...Qf7 25.Qf7 Kf7 26.Ra1 ed4 27.cd4+-; B) 19...Qf6-+) 16...Ke7 17.Nc5 b4 (better 17...f6 18.ef6 gf6-/+ (18...Qf6?! 19.Nc2=)) 18.cb4?? (better 18.Nc2 Nd3 19.Qd3 Ne5 20.de5+=) 18...Nd4-+ (18...Nb4?! 19.Rfb1 Nbd3 20.Nd3 Nd3 21.Qd3=+) 19.Qg3 (19.Qf4 Qf4 20.Ba6 Rhb8-+) 19...Nfe2 (19...Nfe2 20.Kh1 Ng3 21.fg3 Bb5-+) 0–1. Vojta,Jakub (1770) – Bin_Suhayl,Ieysaa (1895), European Youth Chess Championship U12, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 b5)

11.Ba3 b4 12.cb4= Nb4 13.Bb4 Bb4 14.Ra6 Ra6 15.Ba6 Ne7 16.Bd3 h6 17.Ne1 (17.Qe2 Nc6+=) 17...0-0 18.Nc2 Ba4 19.Qe2 Qb6 20.Nb4 Qb4 21.Qd2 (21.Qe3 Nc6 22.Nc3 Nd4=+) 21...Rb8 22.Nc3 Nc6 23.Rb1 Bb3 (23...Qd4?? 24.Rb8 Nb8 25.Bh7 Kh7 26.Qd4+-) 24.Qc1 (24.Rc1 Nd4 25.Qe3 Nf5 26.Bf5 ef5-/+) 24...Qd4 25.Bb5 Na5 26.Ne2? (better 26.Qe1!?-/+) 26...Qe5-+ 27.Bd3 Bc4 28.Rb8 Qb8 29.Bc4 Nc4 30.h4 Qb2 (30...Qe5 31.Ng3-+) 31.Qe1 (31.Qb2 Nb2 32.Nd4 Kh7-+) 31...Qd2 (31...Qe5 32.Kf1-+) 32.Qf1 (32.Qd2 Nd2 33.Nd4 Kh7-+) 32...f6 (32...e5 33.Ng3-+) 33.g3 (33.Ng3 Kf7-+) 33...e5 34.Nc1 Qc2 35.Nd3 Qd2 36.Ne1?? (36.Nc1 f5 37.Nb3-+) 36...e4-+ 37.Ng2 Kf7 38.Qa1 Ne5 (38...g5 39.Qa8-+) 39.Qa7 Kg8 40.Ne3 (40.Nf4 Qd1 41.Kg2 Qf3 42.Kg1 Kh7-+) 40...Qe1 41.Kg2 Nd3 (better 41...Nf3 42.Qa8 Kh7 43.Qd5 Qg1 44.Kh3 Qh2 45.Kg4 Ne5 46.Kf4 Qf2 47.Ke4 Qg3-+) 42.Nf5+= Qf2 43.Qf2 Nf2 44.Kf2 Kf7 45.Ke3 h5 46.Kd4 g6 47.Ne3 Ke6 48.Nd5 f5 49.Nf4 Kf6 50.Nh3 Ke6 51.Ng5 (51.Ke3!?+-) 51...Kf6+= 52.Kd5 f4 (better 52...Ke7 53.Ke5 e3+-) 53.Ke4 (53.Ne4?! Kf5=) 53...fg3 54.Kf3 g2 55.Kg2 Ke5 56.Kg3 Kf5 57.Kf3 Ke5 58.Ke3 (better 58.Ne4+-) 58...Kf5 59.Kf3 Ke5 60.Nh3 (60.Ne4 Kf5 61.Ng3 Ke5+-) 60...Kf5 61.Kg3 Ke5 62.Nf4?? (better 62.Kf2+-) 62...Kf5= 63.Nh3 Ke5 64.Ng5 Kf5 65.Kf3?? (65.Nf7 Ke6 66.Nh6 Ke7+-) 65...Ke5 66.Ne4 Kf5 67.Ng3 Ke5 68.Ke3 Kf6 69.Kf4 Ke6 70.Kg5 (70.Kg5 Kf7 71.Ne2+-) 1–0. Larranaga Aldalur,J (1900) – Puga Senar,F (1740), 30th Open San Sebastian ESP, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 a6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Nc6 10.0-0 b5)

11.Ba3 h6 12.Qd2 Na5 13.Qf4 Nc4 14.Qg4 g6 (worse is 14...Na3 15.Qg7 Nb1 16.Qh8 Nc3 17.Rfc1+-) 15.Re1 a5 16.Be7 Ne7 17.Nh4 Nf5 18.Nf5 gf5 19.Qg7 Rf8 20.Qh6 b4 21.Nd2 Nd2 22.Qd2 b3 23.c4 a4 24.cd5 ed5 25.e6 (better is 25.Qb4!?=) 25...fe6-/+ 26.Be2 Qe7 (26...Rh8 27.h3-+) 27.Bf3 (better is 27.Bh5!? Kd8 28.Bd1=) 27...Qd6-/+ 28.Qg5 Qe7 29.Qe7?? (better is 29.Qd2=) 29...Ke7-+ 30.Bd5 Rac8 31.Be6 Be6 32.Ra4 b2 33.Ra6 (33.Rb4 Rc1 34.Kf1-+) 33...Rc1 34.Rae6 Kf7 35.Re7 Kg8 36.h3 b1Q 37.Kf1 Re1 38.Re1 Qb5 39.Kg1 Re8 40.Rc1 Qb2 41.Rc5 Qd4 42.Rf5 Re1 43.Kh2 Qd6 44.f4 Re2 0–1. Santaella Amate,S (2015) – Ortega Gonzalez,JL, Malaga City–ch, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 b5)

11.Na3 Na5 12.Bf4 Bc6 13.Nc2 (13.Nd2 Qc7=+) 13...Nc4 14.Rb1 g5 15.Bc1 h5 16.Nfe1 Kd7 17.f4 gf4 18.Bf4 Qf8 19.Nf3 Qg7 20.h4 (20.Ne3 Nh6=) 20...Rf8 (20...Qg4 21.Bg5 Qg3 22.Nb4-/+) 21.Ng5 (21.Ne3 Ne3 22.Be3 Qg3=) 21...Nh6=+ 22.Nb4 Bb4 (22...Bb7 23.Qf3=+) 23.Rb4 (23.cb4 Ng4=) 23...Ng4 24.Qe2 a5 25.Rbb1 a4 26.Rf3 Kc8 (26...f5 27.ef6 Rf6 28.Re1=) 27.Rff1 Re8 (27...Kd7 28.Rf3=) 28.Bg3 (28.Bc1 Nh6+=) 28...Re7= 29.Bf4 Rg8 30.g3 (30.Bc1=) 30...f6 (better 30...Kd7=+) 31.ef6 Nf6 32.Bc4 (32.Ne6 Qf7 33.Ng5 Rg5 (33...Re2?! 34.Nf7 Ra2 35.Rfe1=) 34.Bg5 Re2 35.Rf6 Qf6 36.Bf6 Re3 37.Bc4 bc4-+ (worse 37...dc4 38.d5 Bd5 39.Rb5 Rg3 40.Kh2 Rg2 41.Kh3-/+)) 32...dc4 33.Qe5 Nd5?? (33...Ne8 34.Qb8 Kd7+-) 34.Qb8 Kd7 35.Qd6 Kc8 36.Qc6 (36.Qc6 Rc7 37.Qa6 Kd8 38.Ne6 Ke8 39.Ng7 Rgg7 40.Qa8 Kd7 41.Qd5 Kc8 42.Bg5 Rc5 43.Rf8 Kc7 44.Qc5 Kb7 45.Qb5 Kc7 46.Bf4) 1-0. Rotov,Igor - Ehlvest,J (2535), 18th Puhajarve Rapid, 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.0-0)

11.Nbd2 Na5 12.Ba3 Nc4 13.Nc4 bc4 14.Bc2 Ba3 15.Ra3 Ne7 16.Qd2 0-0 17.h4 h6 18.Rfa1 a5 19.h5 Nc6 20.Bb1 f5 21.ef6 Qf6 22.Qb2? (22.Bc2!?+=) 22...Rfb8 23.Qe2 Rb3 24.Qc2 Ra3 25.Qh7 Kf7 26.Ra3 Ke7 27.Ra2 a4 28.Qc2 Qf5 29.Qb2 Qf4 30.Bc2 Nd8?? (better is 30...Qd6+=) 31.Ne5+- Qd2 (31...Ke8 32.Qb4 Nc6 33.Bg6 Kd8+-) 32.Qb4 (32.Qb4 Kf6 33.Qf8 Nf7 34.Qf7 Kg5 35.Qg7 Kh5 36.Qg4) 1–0. Peters,Duncan (1885) – Lindberg,Douglas (1620), AUS–ch reserves, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

11.Nbd2 Nh6 =.

11.Re1 Qb6 12.Ng5 g6 (12...b4 13.Be3=+) 13.Qf3= Nd8 14.h4 (14.Bf4 h6 15.Nh3 b4=+) 14...Bg5 (14...Qc6!?=+) 15.Bg5= h5 (15...h6 16.Be3=) 16.Nd2+= Nb7 17.Qf4 Qc7 18.Rac1 (18.Ra3 Bc6+-) 18...Bc6 19.Re3 Ne7 20.Bf6 Rg8 21.Qh6 Kd7 (21...Rf8 22.Qh7=) 22.Rg3 (22.Qh7 Raf8+=) 22...Raf8 (22...Ke8 23.Qh7 Rf8 24.Ra1+=) 23.Nf3 Nd8 (better 23...Nf5!? 24.Bf5 gf5+-) 24.Ng5 Nf5 25.Bf5 gf5 (25...ef5 26.Nh7 Ne6 27.Nf8 Rf8 28.Ra1+-) 26.Bg7 Re8 27.Nh7 Kc8 28.Nf6 a5 (28...Qa5 29.Qh7 Rg7 30.Qg7+-) 29.Ng8 (29.Qh7 Rgf8+-) 29...Rg8 30.Bf8 (better 30.Qh5!? Qe7+-) 30...Rg3 31.fg3 Be8 32.Qh5 b4 33.Qd1 (33.Qd1 bc3 34.Bc5+-) 1–0. Papp Z,Csaba (2270) – Farkas,Richard (2295), Maroczy–Kobanya, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 b5)

11.Re1 h5 12.Nbd2 g5 13.Nb3 g4 14.Nfd2 Qb6 15.Qe2 Rb8 16.Nc5 Bc5 17.dc5 Qb7 18.Nb3 Nge7 19.Bg5 Rg8 20.Bf6 Ng6 21.Qe3 Nce7 22.Nd4 Rc8 23.Nb3 Bc6 24.Qd4 Kd7 25.Re2 h4 26.Rea2 Ra8 27.Qb4 Kc8 28.Ra5 d4 29.Bb5?? Bb5-+ 30.Qb5 ab5 31.Ra8 Kc7 32.R8a7 dc3 33.Rb7 Kb7 34.Kf1 Nd5 35.g3 h3 36.Ke2 Nf6 37.ef6 Rd8 38.Ra5 Kc6 39.Ra6 Kd5 40.f4 gf3! 41.Kf3 Ne5 42.Kf4 Nd3 43.Ke3 Nc5 44.Nc5 Kc5 45.Ra7 b4 46.Rf7 b3 47.Rc7 Kb4 48.g4 c2 49.g5 b2 (49...b2 50.Kf2 c1Q 51.Rb7 Ka5 52.Ra7 Kb6 53.Ra4 Qd2 54.Kf3 b1Q 55.Ra6 Ka6 56.Kg3 Qg1 57.Kh3 Qdh2) 0–1. Thomas,Mark – Clarke,B (2010), Congress, Blackpool ENG, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Ne1 f5 12.g4 g6 13.gf5 ef5 (13...gf5!? 14.Qh5 Kf8=) 14.Ng2+= Be6 (14...Bg5!?+=) 15.Nf4+/- Kf7 16.Na3 (16.Kh1 Bg5 17.Ne6 Ke6 18.Bb5 ab5 19.Bg5 Qf8 20.Ra8 Qa8+/-) 16...Ba3 17.Ba3 Nge7 18.Qf3 Na5 (better is 18...Qd7!?+/-) 19.Kh1 (19.Ne6?! Ke6 20.Rfe1 Nc4 21.Bc4 bc4+-) 19...Nc8?! (19...Nec6 20.Rab1 Qd7+-) 20.Rg1 (20.Ne6?! Ke6 21.Rfe1 Ne7+-) 20...Nb6 (20...Nc6 21.Qh3 (21.Ne6?! Ke6 22.Qh3 N8e7+-) 21...b4 22.cb4+-) 21.Rae1 (better is 21.Qg3 Nbc4 22.Ng6 Na3 23.Nh8 Qh8 24.Ra3 Nc4 25.Bc4 dc4+-) 21...Nac4 22.Bf5?? (better is 22.Bb4+-) 22...Bf5-+ 23.e6 Ke8 24.Ng6?? (24.e7 Qd7 25.Bc5-+) 24...hg6 25.Rg6 Qh4 26.Rg8 Rg8 27.Qf5 Ra7 28.Bc5 Rh7 (28...Rh7 29.Qf7 Rf7 30.ef7 Kf7 31.Re7 Kf6 32.Re8 Re8 33.Bd6 Nd6 34.Kg2 Qg4 35.Kf1 Qf3 36.c4 Qh1) 0–1. Depau,Alessandro (1740) – Tommasini,Enzo (2165), Porto Mannu ITA, 6th Open, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3= a6)

11.Qe2 Ra7 12.Be3=.

11.Qe2 h5 12.Qa2 (12.Ba3 Ra7=) 12...Ra7 13.Ne1 (13.Ba3 Qc7=) 13...Nh6 14.f4 (14.Nf3 h4=+) 14...g6 (14...h4 15.Ba3-/+) 15.Nf3 Nf5 16.Qf2 Na5 (16...Bh4 17.Qd2=) 17.Qa2 (17.Ba3 Ba3 18.Ra3 Nc4 19.Bc4 bc4=) 17...Nc4=+ 18.Re1 (18.Bc4 dc4 19.Ba3 Bc6=+) 18...Kf8 (18...Qc7 19.Nbd2=+) 19.Nbd2 Kg7 20.Nf1 (20.Nc4 dc4 21.Bf5 gf5=) 20...Nh6 (20...Bc6 21.Qf2-/+) 21.Ng5 (21.Bc4 dc4 22.Ba3 Bc6 23.Be7 Qe7=+) 21...Qc7 22.Ng3 (22.Nd2 Nd2 23.Bd2 Rc8=+) 22...Nf5 (22...Rc8 23.Qc2-/+) 23.Ne2 (23.Nf5 gf5 24.Qf2 h4=+) 23...b4 (23...a5 24.Nf3-/+) 24.Ne4 (24.Bf5 gf5 25.Qb3 a5 26.cb4 Bb4-/+) 24...Bb5 (better 24...b3 25.Qb3 Na5-+) 25.N2g3?? (25.Nf6!?-/+) 25...Ng3 (better 25...de4 26.Ne4 Rd8 27.Rd1-+) 26.hg3?? (26.Ng3 bc3 27.Qc2 Bb4-+) 26...Rha8 (better 26...de4!? 27.Be4 bc3 28.Qc2-+) 27.g4? (27.Nf2 bc3 28.Qc2 Bb4-+) 27...hg4 (27...de4 28.Be4 Rh8 29.f5 ef5 30.gf5-+) 28.Ng3 (28.Nf6 bc3 29.Ng4 Nb2-+) 28...Bh4 (28...Ne5 29.fe5 Qc3 30.Bf1 Qg3 31.Re3-+) 29.Kf2? (29.Qf2 bc3 30.Nh5 gh5 31.Qh4 Ne5 32.Re5 Bd3 33.Qh5-+) 29...Nb6 (better 29...Ne5 30.de5 Qc3 31.Be3-+) 30.Qe2 (30.Rd1 Na4 (worse 30...Qc3 31.Bb2 Qc8 32.Qb3-+; 30...bc3?! 31.Qe2-+) 31.cb4 Bg3 32.Kg3 Nc3-+) 30...Bd3 (better 30...Qc3 31.Bd2 Qd3 32.Qd3 Bd3 33.Re3-+) 31.Qd3 Qc3 (31...bc3?! 32.Ra3-+) 32.Qc3 bc3 33.Ra3 (33.Re2 Nc8-+) 33...Rc7 34.Re3 Nc4 (34...Nc4 35.Rec3 Na3 36.Rc7 Nb5-+) 0–1. Wiekhorst,Frank – Limbach,Torsten (2140), Pinneberg op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 a6 9.Bd3 Bd7 10.0-0 b5)

11.Be3 Qc8 12.Nbd2=.

11.Be3 h6 12.Nfd2 (12.Nbd2 Qc7=) 12...Qb6 13.Nb3 Kd8 (13...Bf8 14.N1d2=) 14.f4 (14.Qh5 g6 15.Qf3 Rh7=) 14...Be8 (better 14...f6 15.Qg4 g5=) 15.f5 (better 15.Qg4 g6 16.Nc5=) 15...Ne5!-/+ 16.fe6 (16.de5 Qe3 Double attack (16...Qe3 Pinning; 16...Qe3 Deflection; 16...Qe3 Decoy)) 16...fe6 17.Bf2 (17.Bc2 Nc4 18.Qe1 e5-+) 17...Nd3-+ 18.Qd3 Nf6 19.N1d2 Bd6 (19...Rf8 20.Bg3-+) 20.Bg3 Bg3 (20...e5!? 21.Qf5 Bd7-/+) 21.Qg3=+ Qc7 22.Qh3 (22.Qe1 Bd7 23.Nc5 Re8=+) 22...Bd7-/+ 23.Qh4 (23.Rfe1 Rf8-/+) 23...g5 (better 23...Re8-+) 24.Qf2? (better 24.Qe1 Ng4 25.Nf3-/+) 24...Ng4-+ 25.Qg3 Qg3 26.hg3 Ke7 27.Nc5 (27.Ra5 e5-+) 27...Ne3 (better 27...a5!? 28.Nd7 Kd7 29.Rf7 Kd6 30.Rb7-+) 28.Rf3 Nf5 29.Ra6 (29.Re1 Nd6-+) 29...Ra6 30.Na6 Ra8 (30...g4 31.Rf4-+) 31.Nc5 (31.Nb4 g4 32.Rd3 Be8-+) 31...Ra1 (31...g4 32.Rd3-+) 32.Kh2 h5 (32...Ra2 33.Ndb3 g4 34.Rd3-+) 33.Ndb3 Rd1 (33...Rb1 34.g4 hg4 35.Rd3 g3 36.Kh3-+) 34.Nd7 (34.Rd3 Re1 35.Nd7 Kd7-+) 34...Kd7 35.Nc5 (35.g4 hg4 36.Rd3 Re1-+) 35...Ke7 (35...Kd6 36.g4 hg4 37.Rd3 g3 38.Kh3-+) 36.Rf2?? (36.Rd3 Re1 37.g4 hg4 38.Rd2-+) 36...Nh6 (36...Nh6 37.g4 Ng4 38.Kg3 Nf2 39.Kf2 Rc1-+) 0–1. Ward,Andrew – Bansal,Rohan (1965), British Chess Championships: Week, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.0-0 b5)

10.0-0 Rc8

11.Ra2 Na5 12.h4 h6 13.g3 Nc4 14.Nh2 h5 15.Nf3 Nh6 16.Ng5 Nf5 17.Nh3 g6 18.Bg5 Bg5 19.Ng5 Qe7 20.Qf3 Nh6 21.Nh3 0-0 22.Nf4 Kg7 23.Re2 Rc7 24.Bc2 Ng4 25.Qd3 Nb2 26.Qd2 Nc4 (26...Bb5 27.Nd3 Nc4 28.Qc1-/+) 27.Qc1 (27.Qd3 Bb5 28.Ng6 Nce5 29.Qb5 fg6 30.Qb6-+) 27...Rh8 28.Bd3 b5 29.Qc2 b4 30.cb4 Bb5 31.Nc3 Qb4 32.Ncd5 ed5 33.Nd5 Nce3 34.Re3 (worse is 34.Qc7 Nd5 35.Qc2 Rc8 (worse is 35...Qd4 36.Bb5 Ne5 37.Rd1 Nf3 38.Kf1+=) 36.Qc8 Bd3-+) 34...Rc2 35.Nb4 Ne3 36.fe3 Bd3 37.Nd3 Rc3 38.Rd1 a5 39.d5 a4 40.d6 a3 41.Nb4 Rb3 42.Rd4 a2 43.Na2 Rb1 44.Kf2 Rb2 45.Kf3 Ra2 46.Ke4 Ra3 47.Kf4 Rha8 48.Ke4 Kf8 49.e6 fe6 50.Ke5 Re3 51.Kf6 Ke8 52.g4 Kd7 53.g5 e5 54.Rb4 Rf3 55.Kg6 Rf4 (worse is 55...Kd6 56.Kh5 Kc5 57.Re4-+) 56.Rb7 Kd6 57.Kh5 Rh8 58.Kg6 Rhh4 0–1. Upero,Jussi (2135) – Suomalainen,Erkki, FIN–chT1, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.Ba3 Na7 12.Be7 Qe7 13.Ne1 Bb5 14.f4 g6 15.Qf3 h5 16.Rf2 Nh6 17.h3 Bd3 18.Nd3 h4 19.Rb2 Nb5 20.Nc5 Nf5 21.Qd3 0-0 22.Kh2 Rc6 23.Rb3 Rc5 24.dc5 Qc5 25.Na3 Na3 26.Rba3 (26.Raa3? Qf2 27.Ra1 Ne3-+) 26...Ng3 27.Rb3 Rc8 28.Qf3 Qc4 29.Rab1 b5 30.Ra3 Qe4 31.Qe4 de4 32.Ra6 Rc3 33.Raa1 (33.Rb5 Rc1 34.Ra1 Ra1 35.Rb8 Kg7 36.Rg8 Kg8 37.f5 Rh1) 33...e3 34.Re1 (34.Rb5 e2+=) 34...e2 35.Rab1 Rc4 36.Rb5 Rf4 37.Rb2 Re4 38.Rb5 Rd4 39.Kg1 Rf4 40.Rbb1 Rf1 41.Kh2 Rf4 42.Kg1 Rf1 43.Kh2 Kg7 44.Ra1 Kh6 45.Rab1 Kg5 46.Ra1 Kf4 47.Rab1 Re1 48.Re1 Ke3 (48...Ke5?! 49.Kg1-+) 49.Ra1 Kf2 (49...Kf2 50.Ra2 Ne4-+) 0–1. Bossi,Alessandro – Sgnaolin,Davide (2065), Bratto op, 1997. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.a3 e6 5.d4 d5 6.e5 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.0-0 Rc8)

11.Na3 h5 12.c4 dc4 13.Nc4 Nh6 14.Nd6 Bd6 15.ed6 Ng4 16.Bg5 Qb6 17.d5 ed5 18.h3 Nf6 19.Rb1 Qa7 20.Re1 Kf8 21.Bf6 gf6 22.Qd2 Be6 23.Qf4 Kg7 24.Nh4 Qd4? (better is 24...Ne5+=) 25.Qg3+- Kf8 26.Re6! (26.Rb7 Ne5 27.Nf5 Bf5 28.Bf5 Rd8+=) 26...Rg8 (26...fe6 27.Ng6 Deflection) 27.d7 (27.d7 Rg3 28.dc8Q Nd8 29.Qd8 Kg7 30.Nf5 Kh7 31.Qf8 Rg2 32.Kg2 Qf2 33.Kf2 fe6 34.Qg7) 1–0. Shkuro,Iuri (2445) – Trajkovic,Predrag (2390), Evpatoria, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 a6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7 10.0-0 Rc8)

11.Nbd2 h5 12.Nb3 Na7 13.Na5 Rc7 14.c4 dc4 15.Nc4 Bb5 16.Rb1?? (better is 16.Qe2+=) 16…Bc4-+ 0–1. Moreira,Jose (2045) – Vaassen,Jack (2105), SA–2010-0-00175, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Nfd2 Na7 12.f4 Bb5-/+ 13.Nf3 Nh6 14.Na3 Ba3 15.Ra3 Qc7 16.Rb3 Ba4 17.Bd2 Nb5 18.Qb1 Bb3 19.Qb3 0-0 20.Rb1 Qc6 21.Ng5 Nc3 22.Rc1 Qa4 23.Rc3 Qd4 24.Kh1 Rc3 25.Qc3 Qc3 26.Bc3 Rc8 27.Bd2 a5 28.Bh7 Kh8 29.Bb1 a4 30.Nf3 Rc6 0–1. Irmer,Friedrich (2255) – Koprek,Juergen (2385), RSL2, 2009.

11.Nfd2 Na7 12.f4 g6 13.f5 (13.Ba3!?+=) 13...ef5 14.Qf3 Be6 15.Ra2 Nc6 16.Re1 Bh4 17.g3 Be7 18.Nf1 h5 19.Ne3 Bg5 20.Rb2 b5 21.Ra2 Be3 22.Qe3 Na5 23.h4 Qb6 24.Nd2 Nc4 25.Qf4 Nd2 26.Bd2 Ne7 27.Rea1 Ra8 28.Bc1 Nc6 29.Rb1 Kd7 30.Ba3 Qa5 31.Qd2 Qb6 32.Bc5 Qc7 33.Qe2 Rhc8 34.Bd6 Qd8 35.Rba1 f4 36.Ra6 Ra6 37.Ra6 Ra8 38.Bb5 Ra6= 39.Ba6 Qa5 40.Qb5 Qa1 41.Kg2 f3 42.Kf2+- Qa2?? 43.Kf3 Bg4 44.Ke3 Qe2 45.Qe2 (45.Qe2 Be2 46.Be2+-) 1–0. Zherebukh,Yaroslav (2085) – Bordovsky,Volodimir (2115), UKR–ch U12 Ternopol, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.Nfd2 h5 12.Nb3 Na7 13.f4 g6 14.Rf3 Bb5 15.Bc2 Nh6 16.Ba3 b6 17.Bd3 a5 18.Qe2 Qd7 19.Be7 Ke7 20.Qb2 Bd3 21.Rd3 Kf8 22.N3d2 Qd8 23.Na3 Kg7 24.Nb5 Nb5 25.Qb5 Rb8 26.Rb1 Nf5 27.g3 Qe8 28.Kf2 Qb5 29.Rb5 Rhc8 30.Nb1 Rc4 31.Rd2 Rc6 32.Rdb2 a4 33.Ke2 Ne7 34.Kd3 Ra8 35.R5b4 a3 36.Ra2 h4 ½–½. Zimmermann,Frank (2280) – Reim,Gerd (2155), Niedersachsen–Hessen tt, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.0-0 Rc8)

11.Nfd2 h5 12.Nb3 g6 13.Ba3 Ba3 (13...Nb8 14.Nc5 Rc7 15.h3+=) 14.Ra3 (14.Na3 Qh4+=) 14...Nge7 (14...Qc7 15.Ra1+=) 15.Nc5+= White threatens to win material: Nc5xb7 15...Qc7 (15...Rc7 16.Qb3 Qc8 17.Rd1+=) 16.Re1 (16.Nb7!? must be considered 16...Qb7 17.Ba6+=) 16...a5 (16...Nb8 17.Qb3 Bc6 18.Ra2+=) 17.Nd2 (17.Rb3 Nd8+=) 17...b6+= 18.Na4 (18.Na6 Qa7+=) 18...Na7 19.Qa1?? (better is 19.Qb3 would keep White alive 19...Ba4 20.Qa4 Qd7 21.Qc2-/+) 19...Ba4-+ 20.Ra4 Qc3 (20...Qc3 21.Ba6 Qd2-+) 0–1. Bajart,Simon (1920) – Parant,Frederic (2125), FRA–chT3 Gr8, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Nfd2 Nh6 12.Nb3 Nf5 13.Ba3 Ba3 14.Ra3 Rc7 15.Qe2 Qe7 16.Qf3 Na7 17.Bf5 Nb5 Attacks the backward pawn on c3 18.Ra2 ef5 19.Nc5 (19.Qd5? Be6 (19...Nc3?! 20.Nc3 Rc3 21.Qb7+=) 20.Qf3 Bb3-+) 19...0-0 20.Qd5 Attacking the backward pawn on b7 20...Be6 21.Ne6 Qe6 22.Qe6 fe6 23.Rb2 Rfc8 24.g3 Rc4 25.Rd1 R8c7 26.Rd3 Kf8 27.h4 Ke8 28.Kf1 Kd7 (worse is 28...Nc3 29.Nc3 Rc3 30.Rc3 Rc3 31.Rb7+/-) 29.Rb3 Kc8 30.Ke2 Kb8 31.Ke3 Rc8 32.Ke2 R8c6 33.Ke3 Rc8 34.Ke2 R8c6 35.Ke3 Rc8 ½–½. Seps,M (2205) – Zhukova,N (2435), European Ind w, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Re1 Na5 12.h4 Nc4 13.Ng5 Bg5 14.Bg5 Ne7 15.Qh5 h6 16.Bc1 Kf8 17.Bc4 dc4 18.Ba3 Kg8 19.Nd2 Be8 20.Qe2 Nd5 21.Ne4 Qh4 22.Nd6 Nf4 (worse is 22...Nc3 23.Qc2 Ra8 24.Qc3+-) 23.Qf3 Bc6 24.Qg3 Qg3 25.fg3 Nd3 26.Nc8 Ne1 27.Re1 Kh7 28.Nb6 Bb5 29.Bd6 Kg6 30.Kf2 Kf5 31.Ke3 g5 32.Rf1 Kg6 33.d5 ed5 34.Nd5 Bc6? (better is 34...Bd7+-) 35.Ne7 Kg7 36.Nc6 bc6 37.e6! f6 (37...fe6 38.Be5 Double attack) 38.e7 Re8 (38...Kf7 39.Be5 Ke6 40.Bf6+-) 39.Kd4 Kf7 40.Kc4 1–0. Gross,Karl (1985) – Krebel,Andreas (1725), Goch op, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.0-0 Rc8)

11.Re1 Na7 12.Qc2 h5 13.Na3 Qc7 14.Qb1 Qc3 15.Bd2 Qc7 16.Qb3 Bd8 17.Reb1 Bc6 18.Qa2 Qd7 19.Rb2 Ne7 20.Bb4 Ra8 21.Qb1 a5 22.Bd2 b6 23.Qe1 h4 24.h3 Ba4 25.Qe2 Bc6 26.Bg5 Rb8 27.Rab1 Ba4 28.Bh4 Nec6 29.Bd8 Qd8 30.Bb5 Nb5 31.Nb5 Bb5 32.Qb5 Qd7 33.Ra1 Ke7 34.Qa4 Nb4 35.Qa3 Kf8 36.Rc2 Kg8 37.Rc3 Rc8 38.Ng5 Rh5 39.Rc8 Qc8 40.Rc1 Qd8 41.f4 Rg5 42.fg5 Qg5 43.Rc8 Kh7 44.Qf3 Qg6 45.Kh2 a4 46.Rc7 b5 47.Rf7 Nc6 48.Rf4 Ne7 49.Rh4 Kg8 50.Qc3 Qe8 51.Qc5 Nf5 52.Rf4 Qg6 53.Rg4 Qe8 54.Kg1 Qa8 55.Qb6 Qe8 56.Rf4 Ne3 57.Qc5 Nc4 58.Qb4 a3 59.Rf2 Kh7 60.Kh2 Qg6 61.Qe7 Ne3 62.Qa3 Qe4 63.Rf3 Nf5 64.Qd3 Qd4 65.g4 Qd3 66.Rd3 Nh4 67.Kg3 Ng6 68.Re3 b4 69.Re2 Ne7 70.Rb2 Nc6 71.Kf4 Kh6 72.h4 g5 73.hg5 Kg7 74.Rc2 Ne7 75.Ke3 b3 76.Rc7 Kf8 77.Rb7 Nc6 78.Rb3 Ne5 79.Kd4 Ng6 80.Kc5 1–0. Tomisek,Petr (2170) – Svoboda,Frantisek (2390), CZE–chT 3DE 1L B1 email, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.Ne1 Na7 12.f4 Nb5 13.Bd2 f5 14.g4 (better is 14.ef6!? Nf6 15.Nf3+=) 14...Nh6-/+ 15.h3 Qb6 16.Nc2 0-0 17.Kh2 g6 18.Ra2 Nf7 19.Ne3 Kh8 20.Be1 Qd8 21.gf5 gf5 22.Rg2 Rg8 23.Rfg1 Rg2 24.Rg2 Qf8 25.c4 dc4 26.Bc4 Qh6 27.Bg3 Be8 28.d5 Ne5 (better is 28...Bc5!? 29.de6 Be3 30.ef7 Bc6=) 29.Bb5+/- Bb5 30.Qd4 Rd8? (30...Bf6 31.fe5 Bg5 32.Nf5 ef5 33.e6 Bf6 34.Be5+-) 31.fe5 (better is 31.Qe5 Qf6 32.Qe6 Qe6 33.de6+-) 31...Bg5+= 32.Nf5 ef5 33.e6 Bf6 34.Be5 Rf8 35.e7 Rf7 36.d6 Bd7 (better is 36...Be8!?+/-) 37.Nc3+- Be5 38.Qe5 Qf6 39.e8Q (39.e8Q Be8 40.Qe8 Rf8 41.d7 Qd6 42.Kh1+-) 1–0. Garcia,Eduardo (2295) – Cabello Rodriguez,Sandro (2150), Benidorm op–A, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 Bd7 4.a3 c5 5.b4 cb4 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 a6 10.0-0 Rc8)

11.Ne1 Na7 12.f4 g6 13.g4 (13.Nf3 Bb5+=) 13...Bb5 14.f5 Bd3 15.Nd3 Nb5 (15...gf5!? 16.gf5 ef5+=) 16.fe6+= fe6 17.Qf3 Kd7 (17...Nc3 18.Nc5 Qb6 19.Nc3 (19.Qc3?! Bc5 20.Kg2 Ne7 21.dc5 Qc5+=) 19...Bc5 20.Na4 Bd4 21.Kh1+-) 18.Qf7 Qf8 (18...Nc3 19.Qg7 Ne2 20.Kg2 Nc1 21.Rc1 Rc1 22.Nc1=) 19.Nc5 Rc5 20.dc5 Qf7 21.Rf7 Ke8 22.Rf3 Bc5 23.Kg2 h5 24.g5 Rh7 25.Na3 Na7 26.Nc2 Nc6 27.Ba3 Ba3 28.Na3 Nge7 29.Rf6 Kd7 30.Re1 Rg7 31.c4 dc4 32.Nc4 Nd5 33.Rf3 Ke7 34.Nd2 Rg8 35.Rb3 b5 36.Ne4 b4 37.Nf6 Rd8 38.Rb2 Nf4-+ 39.Kg3 Nd3 40.Rc2 Ne1 41.Rc6 Ra8 42.Rc7-/+ Kd8 43.Rf7? Rb8-+ 44.Ne4 Nd3 45.Ra7 Rb6 46.Nd2 b3 47.Kf3 b2 48.Nb1 Ne5 49.Ke4 Nc6 50.Rg7 Rb4 51.Kd3 Ne7 52.Kc3 a5 53.Rh7 Kd7 54.Rh8 Nd5 55.Kc2 a4 56.Rg8 Ne7 57.Ra8 e5 58.Nc3 Ke6 59.Rc8 Rb7 60.Ra8 Nd5 (60...Nd5 61.Nb1 Rb4-+) 0–1. Zavarce,Oscar Enrique (2120) – Llorente,J (2295), 45th Capablanca Mem Open, Havana CUB, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ne1 Qc7 12.Qg4 Bf8 13.Nc2 Na5 14.Bf4 (14.Ba3!?=) 14...Nc4+= 15.Ne3 Bb5 16.Re1 Ne7 17.Nc4 Bc4 18.Bc2 Nc6 19.Nd2 (19.Na3 Na5+=) 19...Bb5 20.Bg5 (20.Rec1 Na5-/+) 20...h6 21.Be3 Nb4 (21...Nb8 22.Nb1+=) 22.Bg6+= Qd7 23.cb4 fg6 24.Qg6 Qf7 25.Qg4 (25.Qb1 Be7+=) 25...Bb4-/+ 26.Rec1 Kd7 (26...Rc1 27.Rc1 0-0 28.Nf3-/+) 27.Nb3 b6 28.h3 Rhf8 29.Kh1 Bc4 30.Nd2 Bb5 31.Rcb1 a5 32.f4 Bd3-+ 33.Rb3 Bc2 34.Rb4-/+ ab4 35.Qe2 Ra8 36.Qb5+= Kc7 37.Rc1 Qg6 38.Qb4 Rfc8 39.Nb3 Qd3 40.Na1 Kb7 41.Nc2+/- Rc2 42.Qe7 Kb8 43.Rc2 Qc2 44.Qe6 Qb3 45.Qg8+- Kb7 46.Qg7 Ka6 47.Bf2 Qd3 48.Kh2 Qf1 49.Qg3 h5 50.f5+- h4 51.Qf3 Rc8 52.Bh4 Qf3 53.gf3 Kb7 54.e6 b5 55.Be7 Kc7 56.f6 Re8 57.f7 Re7 58.f8Q (58.f8Q Re6 59.Qc5 Rc6 60.Qb5+-) 1–0. Kaczmarek,Aleksander (2165) – Gierulski,Kamil, Mistrzostwa Polski Juniorow Poland, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.Ne1 f5 12.Qh5 g6 13.Qh3 (13.Qd1!?=+) 13...Nd4!-/+ 14.Bh6 (14.cd4 Rc1 Pinning (14...Rc1 Deflection; 14...Rc1 Clearance)) 14...Nh6-+ 15.Qh6 (15.cd4 Nf7-+) 15...Bf8 16.Qh3 Nb3 17.Ra2 Nc1 18.Rd2 Nd3 19.Nd3 Bb5 20.Rc1 Bd3 (20...Rc4 21.f4-+) 21.Rd3 Bg7 22.Qe3 0-0 23.Nd2 (23.f4 b5-+) 23...f4 24.Qh3 (24.Qe2 Qc7 25.Nf3 Rf5-+) 24...Rf5 25.Rd1 Be5 26.c4 b5 27.cd5 ed5 28.Nf3 (28.Qf3 Bb2-+) 28...Bg7 (28...Rc5 29.Qg4-+) 29.Nh4 Re5 30.Nf3 Re8 31.Qg4 Qd6 32.h4 h5 (32...Rc5 33.Nd4-+) 33.Qg5 d4! 34.Nd2 (34.Nd4 Rc5 Combination) 34...Rc5 35.Qc5 Qc5 36.Nf3 Bf6 (36...Qc4 37.R3d2 Re4 38.Rb1-+) 37.Kh2 (37.Nd4 Bh4 38.R3d2 Rd8-+) 37...Rd8 38.Kh3 (38.Ra1 Qc8-+) 38...Qf5 (38...b4!? 39.g3-+) 39.Kh2 Qg4 (39...Qe6 40.R3d2 Qc4 41.Re1-+) 40.g3 (40.Nd4 Bd4 41.Rd4 Qd1 42.Rd1 Rd1-+) 40...fg3 41.fg3 Re8 42.R1d2 Be5 (42...Re3 43.Re3 de3 44.Rc2 Qf3 45.Rc1 Be5 46.Rc8 Kf7 47.Rc2 e2 48.Rc3 Qc3 49.Kg2 Qg3 50.Kh1 e1Q) 43.Ne5 Re5 44.Rd4 Re2 45.Re2 Qe2 46.Kh1 Qf3 47.Kh2 Qf2 48.Kh1 Qd4 49.Kg2 b4 50.g4 Qg4 51.Kf2 (51.Kf1 b3 52.Kf2 Qd4 53.Ke2 b2 54.Kf3 Qd2 55.Kg3 b1Q 56.Kf3 Qbd3) 51...b3 52.Ke3 (52.Kf1 b2 53.Kf2 b1Q 54.Ke3 Qge4 55.Kd2 Qbc2) 52...b2 53.Kd2 b1R (53...Qe4 54.Kc3 b1Q 55.Kd2 Qbc2) 54.Kc2 Qd1 55.Kc3 Rc1 56.Kb2 Qc2 57.Ka3 Ra1 58.Kb4 Ra4 0–1. Freiherr Von Hauff,Christopher (1705) – Halas,Julia (1795), DVM U16, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.Ne1 h5 12.f4 g6 13.Ra2 Nh6 14.h3 h4 15.Nc2 Nf5 16.Ne3 Ne3 17.Be3 Na5 18.Qg4 Qb6 19.Bg6? (better is 19.Qf3-/+) 19...Nc4-+ (19...fg6?! 20.Qg6 Kd8 21.f5-/+) 20.Bf7 Kf7 21.f5 ef5 22.Rf5 (22.Qf3 Ke8-+) 22...Bf5 23.Qf5 Kg7 24.e6 0–1. Morkisz,Bogdan (2115) – Skawinski,Arkadiusz (2305), Druzynowe Mistrzostwa Polski w szachach Poland, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.Be3 Na5 12.Nfd2 Nc4 (12...Qc7 13.Qg4 Bf8 14.Rc1+=) 13.Nc4 dc4 14.Bc2 Bc6 15.Qg4 g6 16.Nd2 h5 17.Qe2 Nh6 18.Bh6 (worse is 18.Nc4 Qd5 19.f3 Bb5 20.Bh6 Bc4-+) 18...Rh6 19.Rfb1 h4 (19...Bd5 20.Be4 Qd7 21.Rb6=) 20.Be4 (20.Nc4 b5 21.Nd2 h3 22.Ra6 Bg2 23.Qb5 Kf8+/-) 20...Bd5 (20...h3 21.Bc6 Rc6 22.Rb7+/-) 21.Bd5 (21.Rb7!? Bb7 22.Bb7+/-) 21...Qd5= 22.Qe4 (22.Ne4 h3 23.g3 Kf8=) 22...Rc7 23.Qd5 (23.Qe3 h3 24.f3 Rh5=) 23...ed5+= 24.Rb6 Kd8 25.Nf1 Rd7 26.f4 (26.Ne3 Bg5+=) 26...Rh8 (26...Kc7!? 27.Rab1 Kc8+=) 27.Ne3= Kc8 28.Kf2 (28.Ra5 Rhd8=) 28...Kb8 (28...Bd8 29.Rb2+=) 29.Rab1 Ka8 (29...Kc8 30.e6 fe6 31.Re6=) 30.e6 fe6 31.Re6 Rf8 32.Nd5 Bd8 33.Nb6 (33.Re5!?+=) 33...Bb6+= 34.Rbb6 Rf4 35.Ke3 g5 (35...Rf1 36.Ke2 (36.Rg6?? Re7 37.Rbe6 Re1 38.Kf3 R7e6 39.Re6 Re6-+) 36...Rdf7 37.Rg6 R1f2 38.Ke1+=) 36.Rb4 (36.Re5 Rg7+=) 36...Rg4 (36...Rf1!? 37.Rb2 Ka7-/+) 37.Kf3= Rf4 38.Ke3 Rc7 (38...Rf1!? 39.Re5 Re1 40.Kf3 Re5 41.de5 b5-/+) 39.Re5= Rg4 40.Kf3 Rf4 41.Ke3 Rg4 ½–½. Hoiberg,Nina (2210) – Greger,R (2305), DEN, 2014. (=1.e4 e6 2.Nf3+= d5 3.e5 c5 4.b4 cb4+= 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 a6 10.0-0 Rc8)

11.Bf4 Na7 12.Re1=+.

11.Bf4 h6 12.Nfd2 (12.Qb3 Na5 13.Qb2 Nc4=+) 12...Na7 13.Qg4 g5 (13...Bf8 14.Rc1=+) 14.Be3 Bb5 15.Qe2 h5 (15...Bd3 16.Qd3 Nc6 17.Rc1=+) 16.c4= dc4 17.Nc4 Bc4 (17...h4 18.Rc1=) 18.Bc4 Nc6 19.Rd1 Qc7 (19...Nb4 20.Nd2=) 20.Nd2 g4 21.Rac1 Ba3 (21...Nh6 22.Bd3+=) 22.Rc2+= Nge7 (22...Bb4 23.Ne4 b5 24.Bb3+-) 23.Ne4+- Nf5 24.d5 (24.Nf6 Ke7+-) 24...Qe5 25.dc6 Qe4 26.Bd3 Qe5 27.Bf5 Qf5? (27...b5 28.Qd3 Bd6 29.Qd6 Qd6 30.Rd6 ef5+-) 28.cb7 Rb8 29.Rc8 Ke7 30.Qa6 Bb4 31.Rh8 Rh8 32.Qb6 Ba5 (32...Qa5 33.b8Q Rb8 34.Qb8 Bd6 35.Qd6 Kf6+-) 33.Qd6 (33.Qd6 Kf6 34.Bd4 Kg5 35.Bh8+-) 1–0. Nabelek,Marek (2210) – Podlesny,Pavel (2140), CZE–ChT2F, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.0-0 Rc8)

11.g3 Na5 12.h4 Bb5 13.Bb5= ab5 14.Kg2 Nc4 15.h5 (15.Qb3 Qd7=) 15...Nh6 16.Bh6 gh6 17.Nbd2 0-0 18.Nh2 (18.Nc4 dc4 19.Qd2 Kg7+=) 18...f5 (18...Na3 19.Rc1+=) 19.ef6= Bf6 (worse is 19...Rf6 20.Ng4 Rf8 21.Qe2+/-) 20.Ndf3 (20.Re1 Bg7=) 20...Bg7 (20...Nd6 21.Qe2 Qe8 22.Ng4+=) 21.Qe2= Qe8 22.Ra7 (22.Rfe1 Qh5 23.Qe6 Qf7=) 22...Rc7 (22...Nd6 23.Re1 Ne4 24.Rb7 Rc3 25.Rb5 Rcf3 26.Nf3-/+) 23.Ng4 (23.Re1 Re7 24.Nd2 Qc6+=) 23...Re7 (23...Nd6!?-/+) 24.Nfe5= Ne5 (24...Qh5?? 25.Nf6 Rf6 26.Qh5+-) 25.Ne5 Rc7 26.Rb1 Be5 27.Qe5 Qf7 28.f4 Rc3 29.Rb5 Rc2 30.Kh3 Rc7 31.Rb6 Re8 32.Rb2 Qf5 33.Qf5 ef5 34.Rb5 Rd7 35.Rb6 Re4 36.Rh6 Kg7 37.Rb6+= Rd4 38.Kh4 Rc4 39.Rbb7+/- Rb7 40.Rb7 Kg8 41.Rd7+- d4 42.Kg5 Rc3 43.Kf5 Rg3 44.Kf6 h6 45.Rd4 Ra3 46.Rd6 Kh7 47.f5 Ra7 48.Re6 Ra5 49.Re7 Kg8 50.Kg6 Kf8 51.Rb7 Rc5 52.Rb8 Ke7 53.f6 Ke6 54.Re8 Kd7 55.f7 (55.f7 Kc6 56.f8Q Rg5 57.Kh6 Rd5 58.Rc8 Kb5 59.Qe7 Rf5 60.Qb7 Ka4 61.Ra8 Ra5 62.Rb8 Rh5 63.Kh5 Ka5 64.Ra8) 1–0. Kovalenko,Igor (2650) – Zatonskih,Anna (2465), Liepaja LAT, Rokade Open, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.g3 Na5 12.h4 Nc4 13.Ng5 h5 14.Qf3 Bg5 15.Bg5 Ne7 16.Qe2 Qb6 17.Ra2 a5 18.Na3 Qc7 19.Rb1 b6 20.Qd1 Rb8 21.Nb5 Bb5 22.Rb5 Nc6 23.Qa4 Rc8 24.Bc4 dc4 25.Qc4 Qd7 26.Qb3 Nb4 27.Rb6 Na2 28.Qa2 Qc7 (28...Rc3?? 29.Rd6 Qc7 30.Qa4 Kf8 31.Rd8 Qd8 32.Bd8+-) 29.Qa3 Rh7?? (29...Ra8 30.Rc6 Qd7+-) 30.Rc6 f6 31.Rc7 Rc7 32.ef6 gf6 33.Bf6 Rhf7 34.Be5 Rc8 35.Qa5 Rf5 36.Qa6 Kd7 37.Qd6 (37.Qd6 Ke8 38.Qe6 Kd8 39.Qf5 Rc3 40.Bf6 Kc7 41.Qa5 Kd7 42.Qc3 Ke6 43.Qc6 Kf7 44.d5 Kg6 45.Bd4 Kf7 46.Qd7 Kg6 47.d6 Kh6 48.Qg7) 1–0. Fish,Andrew (2090) – Blackburn,Suzie G (1775), WLS–ch Hensol Park, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.g3 Na7 12.h4 Bb5 13.Ng5 Bd3 14.Qd3 Bg5 15.hg5 Qc7 16.f4 Ne7 17.g4 g6 18.Ba3 Nb5 19.Bc5 h5 20.gh6 Rh6 21.Nd2 b6 (better is 21...Nc6-/+) 22.Ra6= bc5 23.Qb5 Kf8 24.Qd3 Kg7 25.Nf3 cd4 26.cd4 Qc4 27.Ra3 Rch8 28.Kg2 Rb8 29.Rc3 Rb2 30.Rf2 Rf2 31.Kf2 Qb4 32.Rb3 Qa5 33.Ra3 Qb6 34.Qb3 Qc7 35.Ra8 Rh8 36.Rh8 Kh8 37.Ng5 Kg7 38.Qh3 Qc2 39.Ke3 Qc1 40.Kf3 Qc3 41.Ke2 Qh3 42.Nh3 Kf8 43.Ng5 Ng8 44.Kf3 Ne7 45.Kg3 Nc6 46.Nf3 Nb4 47.Kh4 Nd3 48.Kg5 Nf2 49.f5 gf5 50.gf5 Ne4 51.Kf4 Nc3 52.f6 Kg8 53.Ng5 Ne2 54.Ke3 Ng3 55.Kd3 ½–½. Dorst,Joachim – Reim,Gerd (2180), Hermannen op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

11.g3 f6 12.Re1 f5 13.h4 Nh6 (13...Qc7!?+=) 14.Bh6= gh6 15.Bf5 (15.Qd2!?=) 15...ef5+= 16.e6 0-0 17.ed7 Qd7 18.Nh2 f4 19.Qh5 fg3 20.fg3 Rf5 21.Qh6 Kh8 22.Ra2 Rg8 23.Rg2 Bd6 24.Nf1 Bf8 (24...Rg6 25.Qe3-/+) 25.Qe3 Na5 26.Nbd2 Rf7 27.Qe5 Bg7 28.Qh5 Nc4 29.Nf3 Bf6 30.g4 Bd8 31.Ne5 Ne5 32.Re5 Rgf8 ½–½. Martens,Martin (2430) – Braun,Christian (2405), Meesterklasse, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.0-0 Rc8)

10.h4 b5

11.Bc2 =.

11.Ng5 Qb6 12.Bh7 (12.Nh7 Nb4+=) 12...Bg5 13.hg5 0-0-0 (better is 13...g6!?+=) 14.Bb2 Nge7 15.Kd2 (better is 15.Ba3!?+=) 15...g6= 16.Qf3 Kb7 17.Qf7?? (better is 17.Kd1+=) 17...Rhf8-+ 18.Qg7 Rf2 19.Kc1 Rg2 20.Qf6 b4 21.Bg6? Nd4! 22.Qe7?? Nc6-+ 23.Qh7 Qe3 24.Kd1 Qe2 25.Kc1 Qb2 26.Kd1 Qa1 27.cb4 Qd4 28.Kc1 Nb4 29.Qh3 Rc2! 30.Bc2 Na2 0–1. Swiercz,Sarah – Magnin,Segolene (1795), FRA–ch U20 Girls, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

11.Ng5 Bg5 12.Bg5 Nge7 13.Qg4 Qb6 14.Be3 Kf8 15.0-0 Nf5 16.Bf5 ef5 17.Qf3 Be6 18.Nd2 h6 19.Rfb1 Ke7 20.Qg3 Rhg8 21.Nb3 a5 22.h5 g5 23.hg6 Rg6 24.Qh4 Kd7 25.c4 Rag8 26.Nc5 Kc8 27.Rb5 Rg2-/+ 28.Kh1 Qd8 29.Qd8 Kd8 30.Ne6 fe6 31.cd5 R2g4 (31...R2g4 32.Rb8 Nb8 33.Bg5 R8g5 34.Ra3 Rh5 35.Rh3 Rh3#) 0–1. Rahls,Peter (2325) – Tscharotschkin,Michael, Dortmund op–A, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Rh3 b4 12.h5 (12.Rg3 A) worse is 12...Bh4 13.Rg7 (13.Nh4?! Qh4 14.Rg7 Qh1 15.Ke2 Qd1 16.Kd1 h5=) 13...h6 14.Bh7+/- (14.Ba6?! Nb8=); B) 12...g6=) 12...h6 (12...a5!?+=) 13.Rg3= (worse is 13.Ra6 Ra6 14.Ba6 bc3-/+; 13.Ba6? Qb6-+) 13...Bf8 14.c4 (14.Ba6? Nb8-+) 14...dc4 15.Bc4 Na5 16.Ra5? (better is 16.Bd3+=) 16...Qa5-+ 17.d5 (17.Nbd2 Ne7-+) 17...ed5 (17...Ba4!? 18.Qe2 ed5 19.Bd3-+) 18.Bd5 Ba4 19.Qd3 (19.Bb3 Bb3 20.Qb3-+) 19...Rd8 20.Bf7 Ke7 (better is 20...Kf7 21.Qg6 Ke7-+) 21.Nd4 White plans e6 21...Rd4 22.Qd4 Kf7 23.Rf3 Ke8 24.Qa7? Ne7 25.e6 Qd5 26.Nd2 Qe6 27.Re3 Qg4 28.Nf3?? Qd7 29.Qb8 Qd8 30.Qd8 Kd8 31.Ne5 Be8 32.Rd3 Kc8 33.Rd6 Kb7 34.Rd8 Bc6 35.Nf7 Rg8 36.Bf4 Nc8 37.Ne5 b3 38.Kd1?? b2 39.Kc2 Be4 40.Nd3 Bd3 41.Rd3 Be7 42.Rd7 Kc6 43.Rc7 Kb6 44.Kb2 Rf8 45.Rc4 Bc5 46.f3 Nd6 47.Ra4 Kb5 48.Kb3 Re8 49.Bd2 Re2 50.Ra5 Kb6 51.Ra2 Kb7 52.g4 Be3 53.Bc3 Ra2 54.Ka2 Ne8 55.Be5 Bg5 56.Bd4 Kc6 57.Kb3 Kb5 58.Be5 Bf6 59.Bb8 a5 60.Bg3 a4 61.Ka3 Be7 62.Ka2 Kc4 63.Be5 Bd6 64.Bb2 Nf6 65.Bc1 Kd3 0–1. Rossi,C1 (2345) – Ivanovic,An (2015), 13th Trieste Open, 2011. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Rh3 f6 12.Rg3 Kf7 13.Nfd2 +=.

11.h5 Nh6 12.0-0 Na5 13.Nh2 Nf5 14.h6 g6 15.Ng4 Nc4 16.Nd2 0-0 17.Bc4 dc4 18.Ne4 Bc6 19.Ngf6 Kh8 20.g4 Be4 21.Ne4 Nh4 22.Bf4 g5 23.Bg3 Qd5 24.f3 Ng6 25.Ra2 a5 26.Qc1 b4 27.Ng5 b3 28.Ra4?? (28.Raf2-+) 28...Bg5 (better is 28...Qb5 29.Nh7 Rfb8-+) 29.Qg5-/+ f6! 30.Qe3 f5 31.Qe2 Rac8 32.f4 Qb5 33.Ra3 a4 34.Qh2 fg4-+ 35.Qe2 Rb8 36.Qg4 b2 37.Rb1 Qc6 38.Qe2? Nf4 39.Qd2 Qe4 40.Rb2 Rb2 41.Qb2 Ne2 42.Kh2 Rg8 43.Ra4 Qe3 (43...Qe3 44.Qe2 Qg3 45.Kh1 Qg1) 0–1. Zemtsov,Igor (2350) – Kartashov,Dmitry (2180), Izmailov Memorial op, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6)

10.h4 Qc7
11.0-0= Nh6 12.Bh6 gh6 13.Qd2 Bf8 14.Qe2 Na5 15.Nbd2 Qc3 16.Rfc1 Qb4 17.Rab1 Qa3.

11.Ba3 f6 12.Qe2 Ba3 13.Ra3 Nge7 14.0-0 0-0 15.Nbd2 fe5 16.de5 Nf5 17.c4 Be8 18.cd5 ed5 19.Rc3 Bh5 20.Bf5 Rf5 21.Qd3 Qf7 22.Ng5 Ne5 23.Qc2 Qg6 24.Qb3 h6 25.Qd5 Kh8 26.Qb7 Raf8 27.Nge4 Nf3 28.Kh1 Nd2 29.Nd2 Be2 30.Rg3 Qf6 31.Ne4 Qh4 32.Rh3 Qh3! 33.gh3 Bf1 34.Qd7 Rf3 (34...Bh3?! 35.Ng3 Rc5 36.Qh3 Rf2 37.Kg1-+) 35.h4 Bd3 36.Nc3 Bc2 37.Qc6 Rf2 38.Qa6 Rd2 0–1. Hendriks,H – Hannebauer,Torsten, EU/FSM corr ICCF, 1986. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.h4 Qc7)

11.Ng5 f5 12.ef6?? Nf6-/+ (12...gf6?? 13.Qh5 Kd8 14.Nf7 Kc8 15.Nh8+-) 13.Bh7 0-0-0 (13...Nh7?! 14.Qh5 Kd8 15.Nf7 Kc8 16.Nh8+=; 13...Rh7?! 14.Nh7 Nh7 15.Qh5 Kf8 16.Qh7 Nd4 17.Bh6 Qe5 18.Be3+=) 14.Bg6 Rdf8 15.Nf3? (15.Nf7 Ne4 16.Be4 Rf7-+ (worse is 16...de4 17.Nh8 Rh8 18.h5+/-)) 15...Rhg8 (15...e5!? 16.de5 Ne5 17.Bf4-+) 16.Qe2 Nd4?? (16...Ng4 17.Bg5 Bg5 18.hg5 e5-+) 17.Qb2?? (better is 17.Nd4 e5 18.Nf5+/-) 17...Nc6 (better is 17...Nf3 18.gf3 Bc5 19.Qe2-+) 18.Ng5 (18.Bg5-+) 18...Ne5 19.Qc2 (19.Bf4 Nfg4 (19...Ng6 20.Bc7 Kc7 21.Nd2+/-) 20.Bg3 Nf2 21.Bf2 Ng6-+) 19…Nfg4 (19...Nfg4 20.f4 Rh8-+) 0–1. Brenc,T (2100) – Vargic,D (2380), 18th TCh–CRO b, Sibenik CRO, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ng5 Bg5 12.hg5 Nge7 13.Ba3 Qa5 14.Qd2 b5 15.Qb2 Qb6 16.Bc5 Qb7 17.Qc2 g6 18.Nd2 Qc8 19.Ke2 Nd8 20.Nf1 Nb7 21.Ba3 a5 22.Ne3 b4 23.cb4 Qc2 24.Nc2 (24.Bc2?! Nc6=) 24...ab4 25.Bb4 Ra1 26.Ra1 Nc6 27.Ra8 Nbd8 28.Bc5 f5 29.gf6 Kf7 30.Ke3 Re8 31.Bb5 Nb7 32.Bc6 Ra8 33.Bd7 Na5 34.Na3 Nc4 (34...h6 35.Kd3 Rd8 36.Bb5+-) 35.Nc4 dc4 36.d5! ed5 (36...ed5 37.Bc6) 37.Bd4 (better is 37.Bc6 Ra6 38.Bd5 Re6 39.f4 h6 40.Ke4 h5 41.f5 gf5 42.Kf5 Kg8 43.Kg6 Kh8 44.Bf8 Kg8 45.Bg7 c3 46.Be6) 37...Rd8 (37...Ra3 38.Kf4 Ra6+-) 38.e6 Kg8 39.e7 (39.e7 h6 40.ed8Q Kh7 41.Qe7 Kg8 42.Qg7) 1–0. Chachaj,Tomasz (2325) – Bednarski,Artur, Poland–chT reg Poland, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.h4 Qc7)

11.Ng5 h6 A) 12.Nh3 Bh4 (12...0-0-0 13.Nf4 Kb8 14.Kf1 Na7 15.Bb2 Qb6 16.Ra2 Bb5 17.Rh3 Bd3; 12...h5 13.Ng5 Nh6 14.0-0 Ng4 15.Bf4 0-0 16.f3 Nh6 17.Nh7 Nf5) 13.0-0 Be7 14.Nd2 0-0-0 15.Qh5 f6 16.Nf3 fe5 17.de5 Bc5; B) 12.Nf3 h5 (12...0-0-0 13.Bf4 h5 14.Qb3 Be8 15.0-0 Nh6 16.Rc1 Na5 17.Qc2 Nc4) 13.0-0 Nh6 14.Ng5 Ng4 15.Bf4 0-0 16.Nh7 Rfd8 17.f3 Nge5.

11.Ng5 Nh6

12.Ba3+= 0-0-0 13.Qe2 Rdf8 14.Be7 Ne7 15.Nh7 Rfg8 16.Ng5 Kb8 17.Qb2 f6.

12.Ba3+= Nf5 13.Be7 Ke7 14.0-0 Nh4 15.Qh5 Ng6 16.Re1 Be8 17.Qg4 Na5.

12.Ba3+= g6 13.0-0 0-0 14.Qf3 f5 15.Qf4 Ba3 16.Ra3 Ng4 17.Nd2 h6.

12.Kf1 b5 (12...0-0-0 13.Ba3 Kb8 14.Kg1 Rc8 15.Qe2 Ba3 16.Ra3 Rcg8 17.Qh5 f6; 12...Rc8 13.Ba3 g6 14.Rh3 Nf5 15.g4 Nh6 16.Be7 Ne7 17.h5 Qb6; 12...Qb6 13.Rh3 Nf5 14.g4 Nh6 15.Nh7 Na5 16.Na3 Qc7 17.Kg2 Qc3) 13.Rh3 b4 14.Kg1 bc3 15.Bh7 Qb6 16.Nc3 Qd4 17.Qd4 Nd4.

12.Bf4 Nf5 (12...Qb6 13.Nd2 Qb2 14.Rc1 Nf5 15.g4 Nfd4 16.cd4 Qd4 17.Qf3 Ne5) 13.g4 Nh6 14.Nh7 Na5 15.Ng5 Nc4 16.Ra2 f6 17.ef6 Qf4.

12.Nh7 0-0-0 13.Bh6+/- gh6 14.Kf1?? (14.Qh5!?+/-) 14...Na5 (14...Ne5!? 15.de5 Qe5-/+) 15.g3 Nc4 16.Qe2 Bb5 17.Kg2 Rde8 18.Ra2 Kb8 19.Rc1 f5 20.ef6 Bd6 21.Qf3 (better is 21.Bg6!? Ne5 22.f7 Ng6 23.fe8R Re8 24.Qe3-/+) 21...Rh7-/+ 22.Bh7 Qh7 23.Nd2 Rf8 24.Re1 Qf7 25.Qg4 Qf6 26.Nf3? (26.Nc4!? Bc4 27.Re6-/+) 26...Bd7 27.Qh5?? (27.Ree2-+) 27...Be8 28.Qg4 h5 29.Qe6 Qf3 30.Kh2 Bc6 31.Qh6 Qg4 32.Re6 Rf2! 33.Rf2 Qg3 34.Kh1 Qf2 35.Rd6 Qh4 36.Kg2 Nd6 37.Qd6 Kc8 38.Qe6 Kc7 0–1. Van Voorthuijsen,P – De Ruiter,T, KNSB hoofdklasse, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.h4 Qc7 11.Ng5 Nh6)

12.Nh7 Nf5 13.Ng5 Nh4 14.Kf1 Ng6 (14...Qb6!?+=) 15.Rh8= Nh8 16.Qh5 0-0-0 17.Nf7 Nf7 18.Qf7 g5 19.Qg7 Nb4 20.Be2 (20.cb4?? Qc1 21.Ke2 Bf8-+; 20.Bg5 Bg5 21.cb4 Qc1 22.Ke2 Bh6-+) 20...Nc2 21.Qe7 Na1 22.Qa3 Rh8 23.Kg1 Bb5 24.Bb5 Qh7 25.f3 Qb1 26.Bf1 Nc2 27.Qc5?? Kb8 28.Bg5 Qe1 29.Bh4 Qh4 30.Qd6 Ka8 31.Ba6 Qh1 (31...Qh1 32.Kf2 Qe1; 31...ba6 32.Qa6 Kb8 33.Qb6 Kc8 34.Qe6 Kd8 35.Qd5 Ke8 36.Qe6 Kf8 37.Qc8 Kf7 38.Qd7 Kg8 39.Qe6 Kg7 40.Qd7 Kg6 41.Qe6 Kg7 42.Qd7 Kh6 43.Qe6 Kg7=) 0–1. Peelen,Piet (2380) – Biebinger,Gerhard (2290), Groningen op, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.h4 h5

11.Ng5 Qc7 12.Be3 g6 13.g4 hg4 14.Nf7 Kf7 15.Qg4 g5 16.Ke2? (16.Bg5 Ke8; 16.hg5 Rh1) 16...Ne5! (16...gh4?? 17.Rg1 Ke8 18.Qg7+-; 16...Rh4 17.Rh4 Nd4 18.cd4+-) 17.de5 Qe5 (17...gh4 18.Bg6 Kf8 19.Qf3 Bf6 20.ef6+-; 17...Rh4?? 18.Rh4 Qe5 19.Rh7 Kf8 20.Kd1+-) 18.Nd2 (18.hg5 Rh1 19.Qf3 Ke8 20.Qh1 Bc5+=) 18...Nf6 (18...gh4!? 19.Rag1 Bf6-+) 19.Qg5-/+ Qg5 (19...Qc3 20.Qg6 Kf8 21.Bh6 Rh6 22.Qh6 Ke8 23.Rhc1 Qe5 24.Kd1+=) 20.hg5 (20.Bg5? e5-+) 20...Ng4 21.Nf3 Bd6 (worse is 21...Ne3 22.Ne5 Kg7 23.Ke3+=) 22.Rh4 Rh4 23.Nh4 Ne3 24.Ke3 Kg7 25.Nf3 e5 26.Rb1 Bc6 27.Bf5 Rf8 28.Nh4 Rh8 29.Nf3 Bc5 30.Ke2 Bb5 31.Kd2? (better is 31.Rb5 ab5 32.Ne5-+) 31...Rg8?? (31...Rf8 32.Bg4-+) 32.Nh4?? (better is 32.Ne5 Bf2 33.Rh1+=) 32...Bf2-+ 33.Be6 Bh4 34.Bd5 Bg5 (34...Bg5 35.Kc2 Rd8-+) 0–1. Curcuru,John Michael (2130) – Gutman,Joshua, Lindsborg op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

11.Ng5 Qc7 12.Rh3 Bg5 13.hg5= g6 14.Ba3 b5 15.Bd6 Qb7 (15...Qd8 16.Nd2=) 16.Nd2 Nce7 17.g4 h4 18.Nb3 (18.Bc5 Qc7+=) 18...Nc8 19.Bb4 Qc6 (19...Nce7 20.Qf3+=) 20.Qf3+- Nce7 21.Ke2 Qc7 22.Na5 Rh7 23.Rah1 Kd8 24.Rh4 Rh4 25.Rh4 Be8 26.Rh8 Kd7 27.Qh1 Qb6 28.Qh7 Kd8 29.Rg8 Ng8 30.Qg8 Qc7 31.Qh8 Kd7 (31...Qd7 32.Nb3 Kc8 33.Nc5+-) 32.Nb3 Kc6 33.Na5 Kd7 34.Qf8 Kd8 (34...Rd8 35.Nb3 Kc8 36.Ba5+-) 35.Nb3 (better 35.Nb7! Kc8 36.Nd6 Kd7 37.Nf7 Kc6 38.Qc5 Kb7 39.Nd6 Kb8 40.Ne8 Qc5 41.Bc5 a5+-) 35...Qc6 36.Ba5 Kc8 37.Nc5 Ra7 38.f4 Kb8 39.f5 ef5 40.gf5 gf5 (40...Ka8+-) 41.Bf5 (41.Bf5 Rc7 42.Bd7+-) 1–0. Husarik,Branko (2175) – Novak,Radomir (2165), CZE–ChT2C, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6)

11.Ng5 Qc7 12.Rh3 Nh6 13.Qh5 (better 13.Be2!?=+) 13...Nd4!-+ 14.Bf4 (14.cd4 Qc1 Pinning (14...Qc1 Deflection; 14...Qc1 Clearance)) 14...Nc6 (14...Nb3 15.Ra2-+) 15.Qe2 (15.Nh7 Qb6 16.Nd2 Qc5-/+) 15...Rc8 (better 15...Na5-/+) 16.Bh2 Na5 17.Qh5 (17.Ra2 Nb3 18.Qd1 Nc5-+) 17...Nc4 (17...Nb3 18.Ra2-+) 18.Bg6 Kd8 (18...Ne5? 19.Nf7 Nef7 20.Bc7 Rc7 21.Qe5+-) 19.Bf7 Qb6 20.Qg6 Bg5 21.Qg5 Kc7 22.Nd2 Nd2 23.Qd2 (23.Bg6 Qb2 24.Rd1 Nc4-+) 23...Nf7 24.c4 (24.Qd3 Qc6-+) 24...dc4 25.Qf4 (25.Rf3 Be8 26.Bg3 Kb8-+) 25...Qb4 26.Kf1 Nh6 27.Kg1 Kb8 (27...Kd8 28.Qe4-+) 28.Kh1 (28.Rc1 Nf5 29.h5 Be8-+) 28...Bc6 (28...Qb2 29.Rha3-+) 29.f3 Qb2 30.Rc1 (30.Rg1-+) 30...Rhf8 (30...Rhf8 31.Qc4 Bd5 32.Qc8 Rc8 33.Rc8 Kc8-+) 0–1. Moravec,V (2215) – Galchenko,Matvey (2335), 28th Czech Open A, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

11.Ng5 Bg5 12.hg5 g6 13.Rh4 Qc7 14.g4 0-0-0. Bosch,Jeroen – Schuit,Adrie, corr, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 a6)

11.Ng5 g6 12.Qc2 Bg5 13.hg5 Nge7 14.g4 Qc7 15.gh5 0-0-0? (better is 15...gh5 16.Rh4 Rc8=) 16.h6+- Nf5 17.Nd2 Ne5 (17...Rde8 18.Qb3+-) 18.Bf5 ef5 19.de5 Qe5 20.Kf1 (better is 20.Kd1 Qf4 21.f3+/-) 20...Bb5= 21.Kg1 Qe2?? (better is 21...Qf4 22.Nf1 Qg4 23.Ng3 f4 24.Bf4 Qf4+=) 22.Rh3 1–0. Yarina,Gennady – Mokshanov,Igor (1885), Samara op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

11.Ng5 g6 12.Qf3 Nh6 13.Nf7! Nf7 (13...Nf7 14.Bg6 Double attack (14.Bg6 Decoy)) 14.Bg6 Qc7 (14...Qb6 15.Qf7 Kd8 16.Ba3+- (worse 16.Bh5 Be8 17.Qe6 Rh5+-)) 15.Qf7 Kd8 16.Qg7 Rf8 (16...Re8 17.Bg5 Bg5 18.Be8 Be8 19.Qg5 Qe7+-) 17.Bg5 (17.Bh5?! Kc8+-) 17...Re8 18.Be8 (better 18.Bh5 Qb6 19.Be8 Be8+-) 18...Be8 19.Be7 Ne7 20.0-0 (20.Rh3 Nf5 21.Qg5 Qe7+-) 20...Rc8 (20...Nf5 21.Qg5 Qe7 22.g3+-) 21.Rc1 (21.Qf6 Qb6 22.Qf8 Kd7+-) 21...Qb6 (21...Nf5 22.Qf6 Qe7 23.Nd2+-) 22.Qf6 (22.Na3 Qb2 23.Qf6 Rc6+-) 22...Kd7 (22...Qb2 23.Na3 Rc6 24.c4 dc4 25.Rcb1+-) 23.Nd2 Rc6 (23...Bg6 24.Ra2+-) 24.Rab1 (24.Rcb1 Qa7 25.Ra3 Bg6+-) 24...Qc7 25.Nf3 (25.c4 Bg6 26.Rb4 b5+-) 25...b5 26.Ng5 (26.Ra1 Ng8 27.Qg5 Bf7+-) 26...Qb6 (26...Nf5 27.g3+-) 27.Nh7 Ng6 28.Qg7 Kc8 (28...Kd8 29.Nf6 Rc7 30.Qh6+-) 29.Qg8 (29.Nf6 Nf4 30.Ne8 Ne2 31.Kf1 Nc1 32.Rc1 Qd8 33.Nd6 Rd6 34.ed6 Qd6 35.Qg8 Kd7 36.Qf7 Qe7 37.Qh5 a5+-) 29...Qd8 30.Nf6 Nh4 (30...Nf4 31.Ne8 Ne2 32.Kf1 Nc1 33.Rc1+-) 31.Qe8 (31.Ne8!? Nf5+-) 31...Qe8 32.Ne8 Kb7 (32...Nf5 33.Ra1+-) 33.Nd6 (33.Nf6 Ng6 34.Nh5 Rc8+-) 33...Kb6 34.c4 (34.Rb3 Nf5 35.Nf5 ef5+-) 34...dc4 35.Nc4 Ka7 (35...Kc7 36.Ne3 Ng6 37.d5 ed5 38.Nd5 Kd7 39.Nf6 Kc7 40.Rc6 Kc6 41.Rc1 Kb7 42.e6+-) 36.Nd6 (36.Ne3 Rb6+-) 36...Rc1 (36...Kb6 37.Rc6 Kc6 38.Ra1+-) 37.Rc1 b4 (37...Kb6 38.Rc8 Ng6 39.Kf1+-) 38.Ra1 (better 38.Rc4!? a5+-) 38...Kb6 39.Nc4 (39.Rb1 a5+-) 39...Kb5 40.Nd6 Kb6 41.d5! ed5 42.e6 Ng6 43.Nc8 Kb5 (43...Kc7 44.e7 Kd7 45.Re1 Ne7 46.Ne7+-) 44.e7 (better 44.f4 b3 45.f5 Ne7+-) 44...Ne7 45.Ne7 a5 46.Nd5 (46.f4 b3 47.f5 b2+-) 46...a4 (46...b3 47.Nf4 Kc4 48.Rc1 Kd4 49.Ne6 Kd5 50.Nc7 Kd4 51.Nb5 Kd5 52.f4+-) 47.f4 (47.f4 a3 48.f5+-) 1–0. Voegeli,Max (1740) – Coronado Iruela,Manuel (2075), 29th Torneig Obert Costa Brava, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

10.h4 h6

11.Na3 b5 12.Nc2 Na5 (12...b4 13.Bb2=) 13.Nb4 (13.Nd2 Rc8=) 13...Qb6 Black's piece can't move: g8 14.Rb1 Rc8 Black threatens to win material: Rc8xc3 15.Qd2 h5 16.Ng5 Nh6 17.Be2 White threatens to win material: Be2xh5 (17.0-0 Bb4 18.Rb4 Qc6=) 17...Nf5 (17...Nc4 18.Bc4 dc4-/+) 18.Rh3 (18.Bd3 Nc4 19.Qd1 a5-+) 18...Nc6 (18...f6 19.ef6 gf6 20.Nf3-/+) 19.Nc2 (19.Nc6 Qc6 20.Bb2 a5-/+) 19...b4 (19...f6 20.ef6 gf6 21.Nf3-+) 20.Qd1 g6 (20...a5 21.Kf1-/+) 21.Bd2 a5 22.Na3 Qd8 23.Nb5 bc3 24.Rc3 Kf8 Black loses the right to castle 25.Rf3 Nb4 26.Rc1? Bb5 27.Bb5-/+ Rc1 28.Qc1 Kg7 29.Bb4? ab4 30.Bd3 Bg5 31.hg5 Nd4 32.Rf6 Qc8 33.Qb1 Qc3 34.Kd1 Ra8 35.Bg6 Ra1 (35...Ra1 36.Rf7 Kg8-+) 0–1. Haroutjunian,Gevorg (2320) – Zatonskih,Anna (2420), Batumi op, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Nbd2 a5 =.

11.Bf4 b5 12.Nbd2 b4 13.c4 a5 14.cd5 ed5 15.Rc1 a4 16.e6 fe6 17.Bb5 Qb6 18.Bc6 Bc6 19.Ne5 Nf6 20.Rc6 Qd4 (20...Qb7+-) 21.Ng6 (21.Re6 0-0 22.Be3 Qc3 23.Re7 a3+-) 21...Kf7? (21...Rf8!?+/-) 22.Be5 (22.Be3 Qe3 23.fe3 Kg6+-) 22...Qd3 (22...Qg4 23.Nh8 Rh8 24.Qa4 Qg2+-) 23.Nh8 Rh8 24.Qe2?? (better is 24.Qa4 Ne4 25.Qc2 Qc2 26.Rc2+-) 24...Qe2+= 25.Ke2 Ra8 26.Rc7 1–0. Koutoukidis,P (2175) – Hrisomalis,T (2050), Rio GRE, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.h4 h6)

11.g3 Na5 12.0-0 Rc8 (12...Qb6 13.Qe2-/+) 13.Ne1 (13.Nfd2 Qb6=+) 13...h5 (13...Nc4 14.Nd2-/+) 14.Ng2 Bb5 (14...Nc4 15.Nd2 Bb5 16.Qf3=+) 15.Bb5=+ ab5 16.Nf4 g6 17.Ba3 Nc4 18.Qb3 Qb6 19.Nd3 Ba3 (19...g5 20.Be7 Ne7 21.hg5=+) 20.Na3= Attacks the isolani on b5 20...Ne7 (20...Nd2 21.Qb5 Qb5 22.Nb5 Kf8+-) 21.Qb5+= Qb5 22.Nb5 Nc6 23.Ra2 (23.Na7 Na7 24.Ra7 b6+=) 23...0-0 24.Rb1 Ra8 25.Rba1 Ra5 26.Ra5 N6a5 27.Ra2 Rc8 28.Nb4 Kf8 29.Kf1 b6 30.Ke1 Ke7 31.Ke2 Kd7 32.Ke1 Rg8 33.f4 Ne3 (33...Rf8 34.Ke2=) 34.Ke2 (34.Nd6 f6=) 34...Nf5 (34...Nec4 35.Na3=) 35.Kf3 Rc8 36.Nd3 Ke7 37.Nb4 Kf8 38.Na6 Nc6 39.Rb2 Na5 40.Ra2 Ke7 41.Nb4 Kd7 42.Nd3 (42.Ra1 Nc4=) 42...Ra8 43.Nb4 Rf8 (43...Rc8 44.Nc2=) 44.Ra3 Kc8 45.Nc2 Kb7 46.Ra2 (46.Ne3 Ne3 47.Nd6 Kc6 48.Ke3 Nb7 49.Nb7 Kb7=) 46...Kc6= 47.Na7 Kb7 ½–½. Theuretzbacher,K (2245) – Dizdar,G (2505), TCh–AUT, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.h4 h6)

11.Rh3 Na5 12.h5 Bb5 13.Bc2 Nc4 14.Rg3 Bf8 15.Na3 Na3 16.Ba3 Ne7 17.Nh4 Qc7 18.Bd6 Qc4 19.Kd2 Rc8 20.Bb3 Qc6 21.Qf3 Qd7 22.Rg4 Rc6 23.Rf4 Nc8 24.Ng6 Nd6 25.Nh8 Ne4 Exerts pressure on the backward pawn 26.Re4 de4 27.Qe4 Qc7 28.Qf3 Bc4 29.Bc4 Rc4 30.Rb1 b5 31.Ra1 Rc6 32.Nf7 b4 33.Nd8 bc3 34.Kc2+= Rb6 35.Qf8?? Kd7 36.Qg7 Kd8 37.Qc7 Kc7 38.Kc3 Kc6 39.Kc4 Rb2 40.Ra6 Kd7 41.Ra7 Ke8 42.Kc5 Rf2 43.Kd6 Rg2 44.Ke6 Kd8 45.d5 Rc2 46.d6 Rc8 47.Rh7 (47.Rh7 Rc1 48.Rh8#; 47.Rg7 Rc1 48.Rg8#) 1–0. Wohlfart,Paulus – Carton,Patrick (2250), Oberliga Hessen, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Rh3 Na5 12.h5 Nc4 13.Rg3 Bf8 14.Kf1 Ne7 15.Na3 b5 16.Kg1 Bc6 17.Nc4 dc4 18.Bc2 Nd5 19.Be4 Qc7 20.Nd2 a5 21.Ba3 Ba3 22.Ra3 0-0 23.Qg4 f5 24.ef6 Rf6 25.Ra1 Ra7 26.Rf3 Bd7 27.Rf6 Nf6 28.Qe2 Qf4 29.Bf3 Nd5 30.Bd5 ed5 31.Nf3 a4 32.Qe7 Qb8 33.Qc5 Qb7 34.Re1 Ra8 35.Ne5 Kh7 36.Ng6 Re8 37.Ne5 Be6 38.Rb1 Rb8 39.Rb2 Qa6 40.Qe7 Bf5 41.Qf7 Qe6 42.Qc7 Qc8 43.Qd6 Qd8 44.Qb4? Qg5-+ 45.f3 Bd3 46.g4 Qc1-+ 47.Kg2 Ra8 48.Ra2 Qf1 49.Kg3 Qe1 (49...Qe1 50.Kg2 Bf1 51.Kh2 Be2 52.Qb5 Qf2 53.Kh1 Bf3 54.Nf3 Qa2 55.Qd5 Rb8 56.Qe4 Kh8-+) 0–1. Ansel,Andy (2045) – Diotallevi,Maurizio (2350), corr ICCF EM/CL/Q09–3 ICCF Email, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Rh3 b5 12.h5 Qb6 13.Rg3 Bf8 14.Kf1 Nge7 15.Ba3 b4 16.Bb4 Nb4 17.cb4 Nf5 18.Bf5 ef5 19.e6 Be6 20.Ne5 Rc8 21.Kg1 Bb4 22.Rg7 f4 23.Na3 Ba3 24.Ra3 Qb2 25.Qd3?? (25.Ra1 Kf8 26.Rg4 Bg4 27.Ng4-+) 25...Rc1-+ 26.Kh2 Qf2 27.Nf3 Kf8 28.Ra2 (28.Rc3 Rc3 29.Rf7 Bf7 30.Qc3-+) 28...Qa2 29.Rg6 Qa1 30.g4 Qb2 31.Nd2 Rd1 (31...Rd1 32.Kh3 Qc1 33.Kg2 Rg1 34.Kf3 fg6 35.Kf4 g5 36.Ke3 Rg3 37.Ke2 Bg4 38.Qf3 Bf3 39.Nf3 Rg2 40.Kd3 Qa3) 0–1. Rusan,Paul (2325) – Foisor,Ovidiu Doru (2355), ROM–chT Baile Tusnad, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.h4 h6)

11.h5 Na5 12.Ba3 (12.Qc2!?+=) 12...Rc8 13.Be7 Ne7 (worse is 13...Ke7 14.Qc1 Ke8 15.Nbd2+=) 14.Nh4 Bb5 (14...0-0 15.0-0-/+) 15.Bc2? (15.Bb5 ab5 16.Na3 Qd7+=) 15...Nec6 (15...0-0 16.Rh3 f6 17.ef6 Rf6 18.Na3-/+) 16.f4 Nc4 17.Kf2 Kd7 (17...Qe7 18.Nf3-/+) 18.Qg4 Qe7 19.Qg7 Rcg8 20.Qf6 Qf6 21.ef6 Rg4 (21...Rc8 22.Nf3=) 22.g3 (22.Kf3 Rgg8 23.Ng6 fg6 24.hg6 e5 25.Bf5 Kd6+/-) 22...Rf8 (22...a5!?=) 23.Nf5+/- Rh8 24.Ng7 Rg8 25.Bd1 R4g7 26.fg7 Rg7 27.g4 Ne7 (27...Nb2 28.Bf3+=) 28.Na3 Na3 29.Ra3 Nc8 30.g5! Nd6 (30...hg5 31.h6 Passed pawn) 31.Bc2 Ne4 32.Be4 de4 33.Raa1 hg5 (better is 33...Ke7!?+/-) 34.h6+- Rh7 35.fg5 e5 36.de5 Ke6 37.Rag1 Ke5 38.Ke3 Kf5 39.Rh4 Bc6 (39...Bd3 40.Rf4 Ke5 41.Rgg4+-) 40.Rf4 Ke5 41.g6 fg6 42.Rg5 Ke6 43.Rg6 Ke5 (43...Kd5 44.Rh4 Kc4 45.Rg7+-) 44.Rh4 Kf5 (44...Kd5 45.Rg7 Rh8+-) 45.Rhg4 1–0. Kerigan,D (2405) – Cavus,Recep, TCh–TUR Super League, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 a6 10.h4 h6)

11.h5 Na7 12.Nfd2 Bb5 13.Rh3 Bd3 14.Rd3 Nb5 15.Qg4 Bf8 16.c4 Qc7 17.Na3 Na3 18.Ba3 dc4 19.Rc3 (19.Bf8!? Kf8 20.Rg3=) 19...b5-/+ 20.Bd6 Qc6 (20...Bd6?! 21.Qg7 Bb4 22.Rc2=) 21.Rac1 Bd6 22.Qg7 Bb4 23.Qh8 Bc3 24.Rc3 Ke7 25.Qg7 a5 26.Qh7 a4 (better is 26...Qd5 27.Nf3 b4-+) 27.Ne4+= Rf8 28.Rf3 b4?? (better is 28...Qa8 29.Nd6 Kd7 30.Rf7 Rf7 31.Qf7 Ne7+=) 29.Nd6+- c3 30.Rf7 Rf7 31.Qf7 Kd8 32.Qg8 Kc7 33.Qc8 Kb6 34.Qb8 Ka5?? 35.Qa7 Qa6 36.Qc5 (36.Qc5 Qb5 37.Qb5) 1–0. Winkler,Daniel – Lang,Erich, Zuerich op–B, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6 10.h4 h6)

11.h5 b5 12.Rh3 Qb6 13.Rg3 Bf8 14.Kf1 Nge7 15.Ba3 Nf5 16.Bf5 ef5 17.Qd2 Nd8 18.Nh4 Rc8 19.Qe3 Qe6 20.Nd2?? (better is 20.Bd6=) 20...Ba3-+ 21.Ra3 Qe7 22.e6 Be6 23.Ra6 Qh4 24.Rg7 Qf6 25.Rg3 f4 26.Qf3 Qh4 27.Rg7 Kf8 28.g3 Qh3 29.Kg1 Kg7 30.Qf4 Qf5 (30...Qf5 31.Qf5 Bf5-+) 0–1. Levi,Eddy (2315) – Samar,Raul, Sydney op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.h5 Rc8 12.Na3 Na5 13.Bd2 Nc4 14.Nc4 dc4 15.Be4 Bc6 16.Qb1 Qd7 17.Rh3 Bf8 18.Bc1 Ne7 19.Nd2 Be4 20.Ne4 Nd5 21.Rg3 Rc6 22.Ba3 Nf4 23.Bf8 Kf8 (worse 23...Rf8 24.Rg7 Kd8 25.Nd6 Nd3 26.Kf1+/-) 24.Kf1 b5 25.Rf3 (25.Qd1 Nd5=) 25...Nd5 (25...Nd3 26.Kg1=+) 26.Nc5= Qa7?? (better 26...Qc8=) 27.Qb5!+- ab5 (27...Qa8+-) 28.Ra7 Rc8 (28...Ne7+-) 29.Rff7 Ke8 30.Ne6 b4 (30...Rg8 31.Ng7 Rg7 32.Rg7 Nc7+-) 31.Ng7 Kd8 32.Rad7 (32.Rfd7) 1-0. Hambleton,A (2450) - Diaz Villagran,R (2305), Titled Tuesday 2nd June, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 a6)

9.Bd3 b5

10.0-0 a5 11.Bf4 (11.Na3 b4 12.Nb5 bc3 13.Nc3 Rb8=) 11...Rb8 Black intends b4 (11...b4 12.cb4 ab4 13.Ra8 Qa8 14.Nbd2=+) 12.Nbd2 Qb6 13.Qb3 (13.Qc2 b4=) 13...b4 (13...a4 14.Qb2=+) 14.Rfb1= a4 (14...Nh6 15.h3=) 15.Qd1 (15.Ra4 Na5 16.Qb4 Bb4 17.Rab4 Qb7+=) 15...Qc7 (15...a3 16.c4=) 16.c4+= (16.Ra4 bc3 17.Rb8 Qb8=) 16...dc4 17.Nc4 Na5 (17...a3 18.Be4+=) 18.Rc1 (better 18.Nd6 Kf8 19.Ra4 Ba4 20.Qa4+-) 18...Nc4= 19.Bc4 Qb6 20.Ra4 Ba4 21.Qa4 Kf8 22.d5 Bc5? (better 22...ed5 23.Bd5 b3=) 23.de6+- Bf2 24.Kh1 Be3?? (24...Ne7 25.ef7 Be3 26.Be3 Qe3+-) 25.Be3 Qe3 26.Rf1 (26.Rd1 Qc5 27.Qd7+-) 26...Nh6?? (26...Ne7 27.Qd7 b3+-) 27.Qd7 g6 (27...Qc5 28.Nd4 Qe7+-) 28.Ng5!! Qg5 (28...Qg5 29.Rf7) 29.Rf7 Kg8 30.Rg7 White plans e7 30...Kf8 31.e7 (31.e7 Kg7 32.e8Q Nf7 33.Qef7 Kh6 34.Qg7 Kh5 35.Be2 Qg4 36.Qg4) 1–0. Zeman,Matyas (2165) – Jelinek,Michal (2080), European Youth Chess Championship U16, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 b5)

10.0-0 Na5 11.Na3 Nc4 12.Nc4 bc4 (worse is 12...dc4 13.Be4+=) 13.Bc2 a6 14.h3 h5 15.Qd2 Nh6 16.Ba3 Nf5 17.Bf5 ef5 18.Be7 Qe7 19.Ra5 Bb5 20.Qf4 Qe6 ½–½. Qashashvili,Alexandre (2295) – Grigoryan,Avetik (2580), Albena BUL, Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 Na5 11.g3 Nc4 12.h4 h6 13.Nh2 (13.Nbd2 Bc6=) 13...Bf8 14.Qh5 Qc7 15.f4? (better is 15.Qe2!?+=) 15...Ne7-/+ 16.f5? (16.Re1 b4! 17.cb4 Qb6-+) 16...ef5 (16...Nf5 17.Qf3 h5 18.Bg5-+) 17.Ng4? (17.Na3 Na3 18.Ra3 a5-/+) 17...Be6?? (17...fg4 18.Qf7 Kd8 19.Qf2-+) 18.Ra6? (18.Ne3 g6 19.Qf3 Rb8-/+) 18...g6?? 19.Nf6+= Kd8 20.Qe2 Ng8 21.Bf4 Rb8 22.Nd5?? Qb7 23.Bc4 Qa6 24.Nb4? Bb4-+ 25.Be6 fe6 26.cb4 Ne7 27.Qd2 Qb6 28.Rd1 Ke8 29.Bh6 Rc8 30.Nc3 Rh6! (30...Rh6 31.Nb5 Qb5 32.Qh6 Qb4-+) 0–1. Matthew,Ian G (1910) – Hebbes,Tim (2100), London ENG, 5th Classic Open, 2013. (=1.e4 e6 2.Nf3+= d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7)

10.0-0 a6 11.Nbd2 =.

10.0-0 b4 11.cb4 Nb4 12.Be2 a5 13.Nc3 Rc8 (13...Rb8 14.Be3=) 14.Bd2 h5 15.Qb3 Nh6 16.Nb5 Qb6 (16...Rb8 17.Qa4 0-0 18.Qa5 Qa5 19.Ra5=) 17.Nd6 (17.Qa4!? Nc6 18.Rfb1+=) 17...Bd6-/+ 18.ed6 Qd6 (18...Nf5!?-/+) 19.Ra5= Nc6 20.Ra6 Nf5 Exerts pressure on the isolated pawn 21.Bb5 0-0 22.Bc6 (better 22.Qa4!? Rc7 23.g3+=) 22...Rc6-/+ 23.Bb4 (23.Rc6 Bc6 24.Rb1 Ra8=+) 23...Rb8 (23...Ra6?! 24.Bd6 Nd6 25.Rb1=) 24.Ra8 Kh7 (better 24...Rcc8 25.Rb1 Qf4 (25...Ra8?! 26.Bd6 Nd6 27.Ne5=) 26.Rb8 Rb8-/+) 25.Ne5? (better 25.Rb8 Qb8 26.Ne5-/+) 25...Qb4?? (better 25...Rb4 26.Qf3 g6-+) 26.Rb8+= Qb3 27.Rb3 Nd4 28.Rd3 (28.Rb4 Ne2 29.Kh1 Rc7+=) 28...Ne2= 29.Kh1 Rc7 30.Nf7 Nf4 31.Rf3 Ng6 (31...Bb5 32.Rb1 Rf7 33.Rb5+=) 32.Ng5 (32.Re3 Kg8 33.Ne5 d4+=) 32...Kg8 (32...Kh6 33.Nf7 Kh7 34.Re3+=) 33.Re1 Attacks the backward pawn on e6 (33.Rf7 e5+=) 33...e5 (33...Rc2 34.h3 (34.Ne6? Be6 35.h3 Bd7-+) 34...e5 35.Ra1+/-) 34.Rf7 (34.Rb3+=) 34...e4 (34...d4 35.h3 Nh8 36.Rf3=) 35.h3 (35.Rb1!?+/-) 35...Ne5= 36.Re7 Ng6 37.Rf7 Ne5 38.Re7 Nc6?? (better 38...Ng6 39.Ne6 Ne7 40.Nc7 Kf7=) 39.Rg7?? (better 39.Rc1 Rb7 40.Rd7 Rd7 41.Rc6+-) 39...Kg7-+ 40.Re3 (40.f3 Kf6 41.Nh7 Ke5 42.fe4 de4-+) 40...Kf6 41.Rg3 (41.h4 Ne5 42.Re1 Kf5-+) 41...Ne5 (better 41...Bc8!? 42.h4 Ne5 43.Kg1 Rc1 44.Kh2 Ng4 45.Rg4 Bg4 46.Kg3-+) 42.Nh7 Kf5 (better 42...Ke6-+) 43.Ng5 (43.Rg5 Ke6 44.Rh5-+) 43...Rc1 (43...h4 44.Ne4 hg3 45.Ng3 Kg5 46.Kh2-+) 44.Kh2 h4 45.Rg4 (45.Ne4 hg3 46.Ng3 Kf6 47.Ne2-+) 45...Ng4 46.hg4 Kg5 47.g3 (47.f4 Kg4 48.f5 Bf5 49.g3 e3 50.gh4 Be4 51.h5 Rh1) 47...hg3 (47...h3 48.Kh3 Bg4 49.Kg2 Bf3 50.Kh3 Rh1) 48.Kg2 (48.Kg3 Rc3 49.Kg2 d4 50.Kf1 Bg4 51.Kg2 Bf3 52.Kg3 d3 53.Kh2 d2 54.Kg3 d1Q 55.Kh2 Qh1 56.Kg3 Qg2) 48...gf2 (48...Kg4 49.fg3 d4 50.Kf2 e3 51.Kg2 Bc6 52.Kh2 Rh1) 49.Kf2 Rc3 (49...Kf4 50.Ke2 e3 51.Kd3 Bb5 52.Kd4 e2 53.Kd5 e1Q 54.g5 Qe5) 50.Ke2 (50.Kg2 Rc2 51.Kf1 Bb5 52.Ke1 e3 53.Kd1 Rd2 54.Kc1 d4 55.Kb1 e2 56.Kc1 e1Q) 50...Rg3 (50...Bb5 51.Kf2 e3 52.Kg2 Kf4 53.g5 Rc2 54.Kg1 Kg3 55.g6 Rc1) 51.Kd2-+ Rf3 52.Ke2 (52.Kc2 e3 53.Kc3 e2 54.Kd2 Bb5 55.Ke1 Rf1 56.Kd2 e1Q 57.Kc2 Bc4 58.Kb2 Qc1) 52...Kg4 (52...Bb5 53.Kd2 e3 54.Kc2 e2 55.Kd2 d4 56.Kc2 e1Q 57.Kb2 Qd2 58.Kb1 Rf1) 53.Kd2 Kf4 54.Ke2 (54.Kc1 Rf1 55.Kd2 e3 56.Kd3 Rc1 57.Kd4 e2 58.Kd5 e1Q 59.Kd4 Qe4) 54...d4 (54...Rd3 55.Kf2 e3 56.Ke2 Rd2 57.Ke1 Bg4 58.Kf1 Kg3 59.Ke1 Rd1) 55.Kd2 (55.Ke1 Rd3 56.Ke2 Kg3 57.Ke1 Bg4 58.Kf1 Rd1) 55...Bb5 (55...Rf2 56.Ke1 e3 57.Kd1 d3 58.Kc1 Rc2 59.Kb1 e2 60.Ka1 e1Q) 56.Kc2 (56.Kc1 Rc3 57.Kb1 e3 58.Kb2 e2 59.Ka2 e1Q 60.Kb2 Qd2 61.Kb1 Rc1) 56…Ke3 (56...Ke3 57.Kb3 d3 58.Kb2 d2 59.Kb3 d1Q 60.Kb4 Qa4 61.Kc3 Qc4 62.Kb2 Rf2 63.Ka3 Qc3; 56...Rc3 57.Kb2 e3 58.Kb1 Bd3 59.Ka2 e2 60.Kb2 e1Q 61.Ka2 Qb1) 0-1. Horak,Martin (2330) - Galchenko,Matvey (2430), Titled Arena May 8th, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 b5)

10.0-0 b4 11.c4 a5 12.cd5= ed5 13.Qb3!?=.

10.0-0 b4 11.c4 a5 12.cd5 ed5 13.Nbd2 Qb6 14.Nb3 Nd8 15.Ng5 (15.Be3 Ne6=+) 15...Bb5 16.Bb5 Qb5 17.e6 (17.Re1 a4-/+) 17...Ne6 (17...Bg5 18.Bg5 Ne6 19.Re1-/+) 18.Ne6 fe6 19.Qg4 Kf7 20.Bg5 (20.Re1!? Qb6 21.Qh5 g6 22.Qf3 Nf6 23.Bg5-/+) 20...Nf6 21.Qf4 (21.Bf6 Bf6 (21...gf6?! 22.Rfe1 Qb6 23.Ra5=+; 21...Kf6?! 22.Rfe1 Qb6 23.Ra5=+) 22.Rfc1 Rhc8-+) 21...Qd3 (better 21...a4!? 22.Nc5 Bc5 23.dc5 Qb8-+) 22.Na5-/+ b3?? (better 22...Qf5-/+) 23.Nc6+- Qf5 (23...Ra1 24.Ne5 Ke8 25.Nd3 Rf1 26.Kf1 Nd7+-) 24.Qc7 (24.Qc7 Ra1 25.Ne5 Qe5 26.de5-+ (26.Qe5?? Rf1 27.Kf1 b2-+)). Hilbert,Stephan J – Laine,Jari, FICGS, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 b5)

10.0-0 b4 11.c4 a5 12.cd5= ed5 13.Qe2 Qb6 (13...a4 14.Qd1-/+) 14.Bb5 (14.Be3 a4=+) 14...Ne5!-/+ (14...Nd4 15.Nd4 Qd4 16.Bd7 Kd7 17.Rd1+-) 15.Qe5 (15.de5 Bb5 Discovered attack; 15.Qe5 Bb5 Discovered attack (15...Qb5 Deflection; 15...Qb5 Overloading); 15.Ne5 Bb5 Discovered attack) 15...Bb5 (15...Qb5 16.Qg7 Bf6 17.Re1 Be6 18.Qg4-/+) 16.Re1 f6 (16...Kf8 17.Qd5 Qc6 18.Qf5-/+) 17.Qd5 (17.Qh5 g6 18.Qd5 Bc6-/+) 17...Qc6 18.Qh5 g6 19.Qg4 Kf7 (19...Qd7 20.Qf4-/+) 20.h4 (20.Bf4 a4-/+) 20...Qd5 (20...a4 21.Bf4-+) 21.Qf4 (21.Qg3 a4-+) 21...Kg7 (21...Bd6 22.Ng5 Kf8 23.Ne6 Qe6 24.Re6 Bf4 25.Bf4-+) 22.h5 g5 (22...Qh5?! 23.Qc7 Kf7 24.Bd2=+) 23.Qc7 Qd7 24.Qd7 (24.Qc2 a4-+) 24...Bd7 25.d5 Bd6 (25...a4 26.Re4-+) 26.Bb2 (26.Nbd2 g4 27.Ne4 Bf8-+) 26...h6 (26...Ne7 27.Nbd2 Nd5 28.Ne4-+) 27.Nd4? (better 27.Nbd2-+) 27...Ne7 28.Ne6 (28.Nc6 Bc6 29.dc6 Kf7-+) 28...Kf7 0–1. Chapman,Nigel (1735) – Scholzen,Wolfgang (2080), 8th Pilsen Open, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 b5)

10.0-0 b4 11.c4 dc4 12.Bc4 Na5 13.Be2=+.

10.0-0 Qb6 11.Be3 Na5 12.Nbd2 Nh6 13.Bh6 gh6 14.Qe2 a6 15.Qe3 Bf8 16.Nh4 Rc8 17.Rfc1 Rc6 18.Be2 Qc7 19.f4 (better is 19.Rc2=) 19...b4-/+ 20.Ba6 Ra6 21.cb4 Rc6 22.Rc5 Nb7 23.Ra8 Bc8 (better is 23...Nd8-+) 24.Rc6-/+ Qc6 25.b5 Qc1 26.Kf2 Bb4 27.Nhf3 Nd8 28.f5 Bf8 29.f6 Bb7 30.Ra7 Rg8 31.Qd3 Rg6 32.g3 Bb4 33.Nb3 Qc7 34.Ra4 Bf8 35.h3 Bc8 36.Nbd2 Bd7 37.Nb1 Qc1 38.Nc3 Qb2 39.Nd2? Bb4-+ 40.Rb4 Qb4 41.Nf3 Qb2 42.Nd2 h5 43.Kf3 Nb7 44.Na4 Qb4 45.Qc2 Qd4 46.Qc7 Qd3 47.Kf2 Qd2 48.Kf3 Qd3 49.Kf2 Qg3 50.Ke2 Bb5 51.Kd2 Qd3 52.Kc1 Rg1 (52...Rg1 53.Kb2 Rb1 54.Ka2 Qb3) 0–1. Denisov,Nikolay (2170) – Chichulin,Alexei (2135), Kuzbass–ch Kemerovo, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7)

10.0-0 Rb8 11.Na3 b4 12.cb4 Nb4=+ 13.Bb1 a5 14.h3 (14.Nc2 Nc6=+) 14...h5 15.Be3 (15.Nc2 Nc6=+) 15...Nh6-/+ 16.Qd2 Nf5 (16...a4 17.Rc1-/+) 17.Bf5=+ ef5 18.Nb1 Bb5 (18...0-0 19.Nc3=+) 19.Rd1 0-0 20.Nc3 Bc4 (20...Bd3 21.Bg5 Bg5 22.Ng5=+) 21.Bg5 Bg5 22.Ng5 Nd3 23.Rdb1 Rb1 24.Rb1 f4 (24...Qd7 25.Qd1 g6 26.Nf3=+) 25.h4 Qd7 26.Rb6 Qg4 27.Nf3 f6 (27...Ra8!? 28.Na4 Qf5=+) 28.Nb5 fe5 (28...a4 29.Nd6 fe5 30.de5=+) 29.de5 Qc8 (29...a4 30.e6 Qg6 31.Nd6+-) 30.Nd6 (worse 30.Qa5 Qc5 31.Kh2 d4-/+) 30...Qc5 31.Rb7 a4 (31...Qa3 32.Qc2 Ne5 33.Nc4 Nf3 34.gf3 dc4 35.Qc4 Kh8 36.Qd5+=) 32.e6 Qd6 (32...a3 33.e7 Qd6 34.ef8R Qf8+-) 33.Qc3+- Ne5 34.Ne5 (34.Qe5 Qe5 Combination; 34.Ne5 Ba6 Decoy) 34...Qe6 (34...Qa6 35.Re7 Qd6 36.Ra7+-) 35.Nc4+- Qf6 (35...Rf7 36.Rb8 Rf8 37.Rf8 Kf8 38.Ne5+-) 36.Qf6 Rf6 (36...gf6? 37.Nb6+-) 37.Nb6 a3 38.Nd5 Rd6 (38...Ra6 39.Rb1 (39.Nf4?? a2-+) 39...f3 40.gf3+-) 39.Nc3 Rc6 40.Rb3 Ra6 41.Rb1 Rc6 (41...f3 42.g3+-) 42.Nd5 Rd6 (42...Rc5 43.Nf4 Ra5 44.Kf1+-) 43.Nf4 1–0. Paulesu,Sebastiano (1965) – Pech,Matej, FICGS, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 b5)

10.0-0 Rb8 11.Na3 b4 12.cb4 Nb4 13.Bb1 h5 14.Nc2 Bb5 15.Nb4 Bb4 (15...Bf1 16.Nc6 Qb6 17.Nb8+-) 16.Bd3 Bd3 17.Qd3 a5 18.Bg5 Ne7 19.Nd2 Qd7 20.Rfc1 0-0 (20...Qb5 21.Qc2=+) 21.Nb3= The isolani on a5 becomes a target 21...a4 22.Nc5 Bc5 23.dc5 Rb4 24.Qe2 h4 25.Qa6 Nc6 26.Ra4 (26.Bd2 Re4 27.f3 Rc4-/+) 26...Nb8-/+ 27.c6 Na6 28.cd7 Ra4 29.f4 Rc4 30.Rc4 (30.Rf1 Nc5 31.d8Q Rd8 32.Bd8 h3-+) 30...dc4 31.Kf2 h3! 32.gh3 Nb4 33.d8Q Rd8 34.Bd8 Nd5 35.Ba5 Kh7 36.Kf3 (36.Bd2 Kg6-+) 36...c3 37.Ke4 c2 38.Bd2 Nb4!! 39.f5 (39.Bb4 c1Q Combination) 39...Na2 40.Kf4 (40.fe6 fe6 41.Be3 c1Q 42.Bc1 Nc1-+) 40...c1Q 41.Bc1 Nc1 42.Kg5 (42.fe6 fe6 43.Ke3-+) 42...Nd3 0–1. pierred – abiodun, net–chess.com, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 b5)

10.0-0 Rb8 11.Na3 b4 12.cb4 Nb4=+ 13.Be2 h5=.

10.0-0 Rb8 11.Na3 b4 12.Nb5 bc3 13.Nc3 a5=.

10.0-0 Rb8 11.Qc2 a5=.

10.Na3 b4 11.cb4 Qb6 12.Nc2 Nb4 13.Nb4 Bb4 14.Bd2 Ne7 15.Ra6 Qb7 16.0-0 Bd2 17.Qd2 Bc6 18.Qg5 Kf8 19.Rb1 Qd7 20.h4 Rc8 21.h5 h6 22.Qf4 Rc7 23.Rb8 Nc8 24.Bg6 Ke8 25.Bd3 Rb7 26.Rb7 Qb7 27.Qc1 Kd7 28.Qc5 Kc7? (better is 28...Nb6+=) 29.Ne1+- Nb6 30.Nc2 Kb8 31.Nb4 Rc8 32.Qd6 Ka8 33.Ra5 Nc4 34.Bc4 dc4 35.f3 Qd7 36.Qc5 Qb7? 37.Nc6+/- Rc6 38.Ra7! Qa7 39.Qc6 Qb7 40.Qc4 Qb1 41.Kf2 Qf5 42.g4 Qf4 43.Qa4 Kb8 44.Qb4 Ka8 45.Kg2 Ka7 46.Qb2 Ka8 47.Qa3 Kb8 48.Qf8 Kb7 49.Qg7 Qd2? 50.Kh3 Qf2 51.Qf7 Kb8 52.Qf8 Kc7 53.Qh6 Qf3 54.Kh4 Qf2 55.Kg5 Qd4 56.Qe6 1–0. Geronimi,Pierre Francois (1890) – Boukobza,Adrien (2190), Calvi Balagne op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7)

10.Bb5 Ne5-/+ 11.Ne5 (11.de5 Bb5 Discovered attack; 11.Ne5 Bb5 Discovered attack) 11...Bb5 12.Qg4 Kf8 (12...Bf8 13.Ba3-/+) 13.Qf3 Nf6 14.Ba3 a6 15.g4 h6 16.h4 Rc8 17.g5 hg5 18.hg5 Rh1 19.Qh1 Ng8 (19...Ba3!? 20.Ra3 Ne4-/+) 20.Qf3= Be8?? (better 20...f6=) 21.Ng6 1-0. pacal56 (2205) - Durzo (2340), Rated Blitz game, lichess.org, 2015. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 b5)

10.h4 a5 11.Ng5 f5 (11...Nh6!?=+) 12.Bb5 (12.ef6 Bf6 (12...gf6?? 13.Qh5 Kf8 14.Qf7) 13.Nh7 Qb6+=) 12...Rc8 (12...Qb6!? 13.Ba4 Rb8+=) 13.Qa4+- Qc7 14.0-0 h6 15.Nf3 g5 (15...Rb8!?+=) 16.hg5+- hg5 17.Bg5 Rh5 18.Bf4 Nh6 19.Rc1 Kf7? (better 19...Bd8!?+-) 20.c4+- Nb8 21.Na3 (21.Qa5 Qa5 22.Ra5 dc4 23.Bc4 Rh8+-) 21...dc4 (21...Qb7 22.cd5 ed5 23.Rc8 Qc8 24.Bd7 (worse 24.Qa5 Nc6 25.Qb6 Ng4+-) 24...Nd7 25.e6 Ke6 26.Rc1+-) 22.Nc4 Qb7 (22...Qd8 23.Bd7 Nd7 24.Ng5 Rg5 25.Bg5 Rc4 26.Rc4 Bg5 27.Qa5 Qa5 28.Ra5+-) 23.Bd7 Nd7 (23...Qd7 24.Qd7 Nd7 25.Nd6 Bd6 26.Rc8+-) 24.Rab1 Qe4 (24...Rc4 25.Qc4 Qa8+-) 25.Nd6 Bd6 26.Qd7 Be7 27.Bh6 (better 27.Qc8 Qf4 28.Rc6 Kg7+-) 27...Rg8 (27...Rd8 28.Qc7 Qg4+-) 28.Rb7 Rg2 (28...Qb7 29.Qb7 Rh6+-) 29.Kg2 Qg4 30.Kf1 Rh1 31.Ke2 Qe4 32.Be3 (32.Be3 Kg7 33.Qe7 Kg8 34.Qg7) 1–0. Schuls,O (2220) – Dubrovin,R (2220), 19th Puhajarve Rapid (12), 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 b5)

9.Bd3 Qb6

10.0-0 0-0-0 11.Na3+= a6 12.Qc2 (12.Qe2 Qc7+-) 12...h5 (12...Nh6 13.Bf4 Nf5 14.Rfb1+=) 13.Be3 Nh6 (13...Qc7 14.Qe2+=) 14.Rfb1 Qc7 15.Qe2 Nb8? (better 15...Rdf8!?+=) 16.c4+- Bc6? (better 16...Be8+-) 17.Nb5 ab5 18.cb5 Kd7 (18...Nf5 19.Bd2 Kd7+-) 19.Ra7 (19.bc6?! Nc6 20.Rb5 Ra8+-) 19...Ke8 (19...Kc8 20.bc6 Nc6 21.Rab7 Qb7 22.Ba6+- (22.Rb7?! Kb7 23.g3 Ra8+=)) 20.bc6 Nc6 21.Rbb7 Qc8 22.Bb5 Nf5 (22...Kf8 23.Bc6 Qc6 24.Re7+-) 23.Rc7 (23.Rc7 Kf8 24.Bc6+-) 1–0. Skoloud,Barnabas (1755) – Menshikov,Ivan, 18th Marienbad Open, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Na5 11.Na3 Rc8 12.Rb1 Qd8 (12...Qc7 13.Nb5 Bb5 14.Bb5 Kf8 15.Be2=) 13.Qd2 (13.Qc2!?=) 13...a6=+ 14.g4 (14.Qb2 Qc7 15.Bd2 Ra8=+) 14...h5 (14...Qc7 15.Bb2-/+) 15.g5 h4 16.Kh1 b5 17.Rg1 (17.g6 f6-/+) 17...Nc4 (17...Qc7 18.g6 f6-+ (18...Qc3 19.gf7 Kd8 20.Rg7+-)) 18.Nc4=+ dc4 19.Be4 Bc6 20.Bc6 Rc6 21.Qf4 Qd5 22.Kg2 (22.g6 f6 23.Re1 Rh5-/+) 22...g6 23.Kh3 a5 24.Rg4 b4 25.Rh4 Rh4 26.Nh4 Qh1 27.Ng2 Qd1 28.Qe4 Qd3 29.Qd3 cd3 30.cb4 Bb4 31.Bf4 (31.Be3 Ne7 32.Rd1 a4=+) 31...Ne7 32.Rd1 Nf5 (32...a4 33.Rd3 a3 34.Rd1-/+) 33.Rd3=+ Rc3 34.Rc3 Bc3 35.Ne3 Nd4 (35...Ne3!? 36.Be3 Bb2-+) 36.Nc4=+ Nc6 37.Kg4 (better 37.Nd6!? Kf8 38.Nc4=+) 37...a4-+ 38.Kf3 (38.h3-+) 38...Na5 (better 38...Ne5!? 39.Be5 Be5-+) 39.Na5 Ba5 40.Bc1 Bb4 41.Kg4 (41.Ke4 Bc5 42.f3 Ke7=+) 41...a3 42.h4 (42.f4 Kd7 43.Kf3 Kc6-/+) 42...a2 43.Bb2 Kd7 44.h5 (better 44.Kf3-+) 44...gh5 45.Kh5 Kc6 46.g6 fg6 47.Kg6 Kd5 48.f4 Bc5 49.f5 ef5 50.Kf5 Bd4 51.e6 Bb2 52.e7 a1Q 53.e8Q Qf1 54.Kg4 Qg2 55.Kh5 Qh3 56.Kg5 Qg3 57.Kh5 Qf3 58.Kg5 Bc1 59.Kh4 Qf4 60.Kh3 Qf3 ½–½. Nunes,Moezio Correia (1795) – De Araujo,Jose Claudio (1820), CCXC – Prof Nilo Sales – Etapa, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Na5 11.Nbd2 Rc8 12.Rb1 Qc7 13.Bb2 a6 14.Ne1 (14.Ra1 h6=) 14...Nh6 15.f4 (15.Nef3 Nf5=+) 15...Bb5 16.Bb5 ab5 17.g4 (17.Nc2 0-0-/+) 17...g6 (17...0-0 18.f5-/+) 18.Ng2 Qd7 19.Ne3 b4 20.cb4 Bb4 21.Rf3 Bd2 22.Qd2 Nc4 23.Qg2 Ne3 (23...b5!?-/+) 24.Re3= Qa4 25.Ra3 Qb4 26.Rh3 Ng8 27.Qe2 Ne7 28.Qd1 Qc4 29.Rc3 Qa6 30.Ra1 Qb5 31.Rb3 Qd7 32.Ra7 (32.Ba3 Nc6=+) 32...Rb8=+ 33.Qd3 Nc8 34.Ra1 0-0 (34...h6 35.Ba3=+) 35.Bc1 (35.Ba3 Rd8=) 35...f5 (35...f6 36.Ba3 Rf7 37.Bc5=+) 36.ef6 (36.g5!?=+) 36...Rf6-/+ 37.Bd2 Nd6 38.Rf1 (38.Ra7 Nc4-/+) 38...Ne4 39.Bc1 Rc8 40.Qb1 (40.Be3 Rc7-/+) 40...Rf7 41.Qb2 Rc4 (41...Qe7 42.Be3-+) 42.Be3-/+ Qc7 43.Rb1 (43.Rc1 g5! 44.f5 ef5 45.Rc4 dc4-+) 43...Rc2-+ 44.Qa3 (44.Qa1 Rf4 45.Bf4 Qf4 46.Qa8 Kg7 47.Qb7 Kf6-+) 44...Rc3 (44...Nd2 45.Bd2 Rd2 46.Rf1 Rf4 47.Rc1-+) 45.Qa4? (45.Rc3 Qc3 46.Qb3-/+) 45...Qc6?? (better 45...Re3!? 46.Re3 Qf4 47.Re4 Qe4-+) 46.Qa8? (better 46.Qc6!? bc6 47.Rc3 Nc3 48.Rb2-/+) 46...Rf8-+ 47.Qa7? (better 47.Qa1-+) 47...Rb3 48.Rb3 Qc2 49.Qb7 Qd1 (better 49...Rf4! 50.Qb8 Rf8 51.Qb5-+) 50.Kg2 Qg4 51.Kf1 (51.Kh1 Qf3 52.Kg1 Ng5-+) 51...Qd1 (better 51...Rf4 52.Ke1 Qh4 53.Ke2 Rf2 54.Kd3 Nc5 55.Kc3 Nb7 56.Bf2 Qf2 57.Rb7 Qe3 58.Kc2 Qe2 59.Kb1 Qd3 60.Kb2 Qd4 61.Ka2 Qc4 62.Kb1 Qf1 63.Kc2 Qe2 64.Kc1 Qh2-+) 52.Kg2 Qe2 ½–½. Schwarz,J – Wagner,Bernd, Verbandsliga Nord Baden, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Qb6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Nc6)

10.0-0 Na5 11.Nbd2 Rc8 12.Rb1 Qc7 13.Bb2 Bd8 14.Rc1 b5 15.Ba3 Be7 16.Be7 Ne7 17.Re1 0-0 18.Bh7 Kh7 19.Ng5 Kg6 20.Qg4 f5 21.ef6 (21.ef6 e5 22.Ne6 Kf6 23.Re5 Qe5 24.de5 Kf7 25.Ng5 Ke8 26.e6+-) 1–0. Zedtler,Uwe (2110) – Lipscomb,David, DESC, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.ab4 Bb4 6.c3 Be7 7.d4 d5 8.e5 Bd7 9.Bd3 Qb6)

10.0-0 a6 11.Ba3 (11.Nbd2 Qc7+=) 11...Ba3 (11...Nh6 12.Nbd2+=) 12.Na3 Nge7 13.Nb5 Ne5 (13...Nf5 14.Bf5 Qb5 15.Bd3=) 14.Ne5+- Bb5 15.Qb3?? (better 15.Bb5 Qb5 16.Rb1+-) 15...Rd8 16.Rfb1 Nc6 (16...Nf5 17.Bb5 ab5 18.Qb5 Qb5 19.Rb5=+) 17.Bb5= Qb5?? (better 17...ab5 18.Qb5 Qb5 19.Rb5 Ne5 20.de5 Rb8=) 18.Qc2 1–0. De Oliveira,P (1910) – Da Silva,L De Lima, 1st IRT da Recra Cat B, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Rc8 11.Na3 a6 12.Bd2 Na5 13.Rb1 Qc7 14.Nc2 Nc4 15.Bc4 Qc4 16.Ne3 Qc7 17.c4 dc4 18.d5 ed5 19.Nd5 Qc6 20.Bc3 Be6 (20...Bc5 21.e6 Be6 22.Bg7 Qd5 23.Qe1-/+) 21.Ne7 Ne7 (21...Ke7?! 22.Nd4 Qd7 23.Rb6=) 22.Nd4 Qc7 23.Ne6 fe6 24.Qg4 Nf5 25.Bb4 Kf7 26.Qf3 Qc6 27.Qf4 (27.Qh5 g6 28.Qh3 b5-+) 27...Rhd8 28.Bd6 Kg8 (28...Rd6?! 29.ed6 c3 30.g4 Qd6 31.Rb7 Kg8 32.Qg5+=) 29.Rfd1 b5 30.Qg5 (30.Bb4-+) 30...Nd6 (30...Rd6?! 31.ed6 Qd7 32.Qf4-/+) 31.ed6 Rd6 32.Qe7 Rcd8! (32...Rcd8 33.Qd8 Rd8 34.Rd8 Kf7-+) 0–1. Bossoni,Mario (1970) – Watson,Ron H (2110), Arco op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Rc8 11.Na3 a6 12.Ng5 Bg5 (12...Na5!? 13.Qh5 g6-/+) 13.Bg5= Nge7 14.Qg4 Ng6 15.Rfb1 Qc7 16.h4 (16.Nc2 Nge5 17.de5 Ne5-/+) 16...Nge5 17.de5 Ne5 18.Qd1 Qc3 19.Bf1 Bc6 (better 19...f6!? 20.Be3 b5=) 20.Be3+- Ng6 (20...Qa5 21.Bd4 Qc7 22.Qh5+-) 21.Bd4 Qa5 22.Nb5 Qd8 23.Na7 (worse 23.Bg7 A) worse 23...Bb5 24.Bb5 ab5 25.Bh8 Nh8 26.h5+= (26.Rb5?! Qh4 27.Rb7 Ng6=); B) 23...Rg8 24.Na7 Rg7=+) 23...Ra8 24.Nc6 bc6 25.h5 (25.Bg7?! Rg8 26.Qd4 A) 26...Qh4? 27.Qc3 (27.Ba6?! Qd4 28.Bd4 Nh4+=; 27.Ra6?! Ra6 28.Ba6 Qd4 29.Bd4 Kd7+=) 27...Ne7 28.Rb7+- (28.Ba6 Qg5 29.Bb7 Kd7 30.Ba8 Qg7 31.Ra7 Kd6 32.Qa3 c5+-); B) 26...Nh4+=) 25...Ne7 (25...Nh4!?+-) 26.Bg7+- Rg8 27.h6 Nf5 (27...a5 28.Bd3 Ng6 29.Bg6 fg6 30.Rb7+-) 28.Bd3 Qg5 29.Bf5 Qf5 30.Qa4 Rc8 31.Qa6 (better 31.Rb8 f6 32.Rc8 Kf7 33.Rg8 Kg8 34.Qc6+-) 31...Kd7 (31...e5+-) 32.Rb7 Kd6 33.Qa3 c5 34.Qa7 (34.Qa7 f6 35.Rf7+-) 1–0. Stukner,S (2135) – Chromik,T (1825), Ostravsky Konik A, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Qb6 9.Bd3 Bd7)

10.0-0 Rc8 11.Nbd2 f6 12.Re1 Nh6 (12...fe5 13.de5 Nh6 14.Nb3+=) 13.Nb3 Nf7 14.Bf4 (14.ef6 gf6 15.Ba3 Qd8=) 14...f5 15.h3 g5 16.Bc1 h5 17.Nh2 g4 18.Bf1 gh3 19.gh3 Ng5 20.Bg5 Bg5 21.Nc5 Qc7 22.Nf3 Rg8 (22...Be7!?-/+) 23.Ng5+= Rg5 24.Kh1 Ke7 25.f4 Rg3 (better is 25...Rg6=) 26.Qh5+/- Rcg8 (26...Rc3 27.Qh4 Kf7 28.Be2 Ne5 29.fe5 Rh3 30.Qh3 Qe5 31.de5 Ke7 32.Qh7 Kf8 33.Bh5 Rc5 34.Qf7) 27.Qh4 Ke8 28.Be2 Qd8?? (28...Nd8 29.Bh5 Nf7 30.Bf7 Kf7 31.Ra7+-) 29.Qh5 (29.Bh5 R3g6 30.Bg6 Rg6+-) 29...R3g6?? (better is 29...Ke7 30.Nb7 Qe8 31.Qh4 Kf8 32.Qh6 R8g7+-) 30.Rg1 Ne7 31.Rg6 Ng6 32.Rg1 Kf7 33.Nb7 Qh4 34.Nd6 Kf8 35.Qh4 Nh4 36.Rg8 Kg8 37.Kh2 Kg7 38.Kg3 Ng6 39.Ba6 Ne7 40.Nb7 Bc8+/- 41.Nc5 Ba6 42.Na6 Nc8 43.Nc5 Kf7 44.h4 Nb6 45.h5 a5 46.Nb3?? a4+= 47.Na1 a3-/+ 48.Kf2 Na4 49.Ke3 Nc3 50.Kd2 Nb5 51.Kd3 Kg7 52.Nb3 a2 53.Kc2 Nd4! (53...Nd4 54.Kb2 Nb3 55.h6 Kh6 56.Ka2 Kh5-+) 0–1. Martin Fuentes,Paula – Collado Barbas,Laura (1980), ESP–ch U16 Padron, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Bd8? 11.Ng5 (11.Na3!? Na5 12.Rb1+/-) 11...Bg5 12.Bg5 Nge7 13.Na3 0-0 (13...a6 14.Qh5 Rc8+=) 14.Nb5 (better is 14.Rb1 Qa5 15.Rb7 Qa3 16.Rd7+/-) 14...Nc8?? (better is 14...h6 15.Be7 Ne7=) 15.Qh5+- h6 16.Bf6 Ne5?? 17.de5 Bb5 18.Qg4 g5 19.Qh5 Bd3 20.Qh6 (20.Qh6 Qf2 21.Rf2 Nd6 22.Qg7) 1–0. Lemke,Berfin – Wendland,Tobias (1630), DEM Oberhof U12, 2010. (=1.e4 e6 2.Nf3+= d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4+= Bd7 9.Bd3 Qb6)

10.0-0 f5 11.Ra2 Nh6 (11...Rc8 12.Ba3=) 12.Rb2 Qc7 13.Bh6 gh6 14.Qd2 0-0-0 (14...Bf8 15.c4=) 15.c4+/- Rdg8 16.cd5 (16.Qh6?! Nd4 17.Nd4 Qe5 18.Nf5 ef5=) 16...ed5 17.Nc3 Be6 18.Rc1 (18.Rfb1 b6+/-) 18...Ba3 19.Nb5 (worse is 19.Qh6 Rg6 20.Qd2 Qg7+=) 19...Bb2?? (better is 19...Qg7 20.Na7 Kd8 21.Nc6 Ke8+/-) 20.Rc6+- (20.Nc7?! Bc1 21.Qc1 Kc7 22.Qh6 Rg6=) 20...Qc6 (20...bc6 21.Nc7 Kc7 22.Qa5 Kb8 23.Qb4 Ka8 24.Qb2+-) 21.Na7 Kd7 22.Nc6 Ba3 23.Qc3 Ra8 24.Na5 Rhc8 25.Bb5 Ke7 26.Qa3 Kf7 27.Qb4 b6 28.Nc6 Ra1 29.Ne1 Re8 30.Kf1 f4 31.Qd6 f3 32.Nd8 Rd8 33.Qd8 Re1 34.Ke1 fg2 35.Be8 Kg8 36.Bh5 Kg7 37.Qe7 Kh8 38.Qf8 Bg8 39.Qf6 1–0. Frohberg,M – Siebrecht,Sebastian, It (open), Hamburg (Germany), 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 f6 11.Na3 0-0-0 12.Qe2 Rf8 13.Nb5 Nh6? (better is 13...Kd8+=) 14.Bh6+- gh6 15.Rfb1 Kd8 16.Nd6 Qc7 17.Rb7 Bd6 18.Rc7 Bc7 19.Bb5 a5 20.Rb1 fe5 21.Bc6 Bc6 22.Ne5 Bd7 23.Nd7 Kd7 24.Qb5 Kd8 (24...Kd6 25.Qc5 Kd7+-) 25.Qc6 Re8 26.g3 (better is 26.c4!? dc4 27.d5 ed5 28.Qd5 Ke7 29.Re1 Kf6 30.Qc6 Kf5 31.Re8 Re8 32.Qe8 Bd6+-) 26...Rhf8 27.Rb7 Rf7 28.Ra7 (28.Ra7 Rd7 29.Ra8 Ke7 30.Re8 Ke8 31.Qe6 Kd8 32.Qg8 Ke7 33.Qh7 Ke8 34.Qh6+-) 1–0. Reinderman,Dimitri (2245) – Kupper,Patrick, EU–ch U20 Arnhem, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 f6 11.Na3 fe5 12.Ne5 Nf6 13.Bg5 Ne5 14.de5 Ne4 15.Be4 de4 16.Be7 Ke7 17.Qg4 Kf8 18.Nc4 Qc7 19.Nd6 (19.Qe4?! Bb5 20.Nd6 Bf1 21.Rf1 Kg8= (21...Qc3?? 22.Qb7 Qc7 23.Qc7 a5 24.Qf7)) 19...Kg8 20.c4 h5 21.Qg6 Bc6 22.Qe6 Kh7 23.Ra3 (23.Nf7 Kg8 24.Nh8 Kh8+-) 23...Rhf8 24.Rg3 Be8 25.Re1 Qd7 26.Qd7 Bd7 27.Nb7 Rab8 (27...Rae8 28.Nc5 (28.Re4 Bc6 29.Rh4 Re5+=) 28...Bg4 29.Ne4 (29.Re4?! Bf5 30.Re1 Rc8+-) 29...Re5 30.h3+-) 28.Nd6 Bc6 29.Rh3 (29.Ne4 Be4 30.Ra3 Rfc8+=) 29...Rb2 30.Rh5 Kg6 31.Rh3 Rff2 32.Rg3 Kh7 33.Ne4 Rfc2 34.Ng5 Kg8 35.Nf3 Bf3 36.gf3 (worse is 36.Rf3 Rg2 37.Kf1 Rh2+=) 36...Rh2 37.f4 Rh4 (37...a5!?+-) 38.e6 Rb8 39.Re4 Rf8 40.e7 Re8 41.Rg5 g6 42.Ra5 Kf7 43.Ra7 g5 44.c5 Rg4 45.Kf2 Rf4 ½–½. Leisebein,Peter – Boehme,Stefan, DDR–ch M952 corr, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 f6 11.Qe2 fe5 12.Ne5 Nf6 (12...Ne5 13.de5 g6 14.Be3=) 13.Re1 (13.Nd7!? Kd7 14.Re1+=) 13...Ne5= 14.de5 Ne4 15.Be4 de4 16.Nd2 0-0 17.Ne4 Qc7 18.Bg5 Bg5 19.Ng5 Rf5 20.Qe3 h6 21.Nf3 a6 22.Nd4 Rf7 23.f4 Rc8 24.f5 ef5? (better is 24...Re7!? 25.f6 Rf7=) 25.e6+- Re7 26.ed7 Re3 27.dc8Q Qc8 28.Re3 f4 29.Rf3 g5 30.Re1 Qc7 31.g3 fg3 32.hg3 Kh7 33.Rfe3 Qc8?? 34.Kh2 g4 35.Re7 Kg6 36.R1e6 Kg5 37.Rg7 (37.Rg7 Kh5 38.Re5 Qf5 39.Rf5) 1–0. Wippich,Markus (1995) – Hoelter,Mike, Nittenau–ch 7th, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Nh6 11.Na3 a6 12.Ng5 0-0-0 (better 12...Nf5!?=+) 13.Nh7+= Nf5 14.Ng5 Rdf8 15.Rb1 Qc7 16.Qc2 (16.Nh3!?+=) 16...f6 ½–½. Vaclavik,Ales (1935) – Hradil,Karel (1865), CZE–ChT2F, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Nh6 11.Na3 a6 12.Bh6 gh6 13.Nc2 =.

10.0-0 Nh6 11.Na3 a6 12.Bh6 gh6 13.Qd2 Na5+=.

10.0-0 Nh6 11.Na3 Nf5 12.Rb1 Qa5 13.Qb3=.

10.0-0 Nh6 11.Re1 Rc8 (11...Nf5 12.Nbd2=) 12.Re2 Nf5 13.g4 Nh4 14.Nh4 Bh4 15.Rb2 Qc7 16.Bd2 (16.g5 h5=) 16...f6 (16...Be7!?-/+) 17.g5= Bf2 (better is 17...fg5!? 18.Qh5 Kf8 19.Bg5 Bg5 20.Qg5 Kg8=) 18.Kf2+= fe5 19.Qh5 Ke7 20.Kg1 ed4 21.cd4 Rcf8 22.Qh4 (22.Bh7 g6 23.Qg6 Rf7-/+) 22...g6 (22...e5!? 23.Nc3 Be6 24.de5 Ne5 25.Qb4 Kd8+-) 23.Nc3+- Rf3 (23...Kd8 24.Rab1 Bc8 25.Re1+/-) 24.Be2 (24.Bg6!? Be8 25.Bc2 h5+-) 24...Rf7 25.Re1 a6?? (better is 25...Kd8+/-) 26.Ba6!+- Kd8 (26...ba6 27.Nd5 Double attack) 27.Bb7 Rhf8 28.Bc6 Qc6 29.Rb8 Bc8 30.Ne2 Qc2 31.Rc1 Qd2 32.Rbc8 (32.Rbc8 Kd7 33.R1c7 Kd6 34.Qg3 Rf4 35.Qa3 Qb4 36.Qb4; worse is 32.Rcc8 Kd7 33.Rd8 Ke7 34.Re8 Re8 35.Rb7 Kf8 36.Rf7 Kf7 37.Qh7 Kf8 38.Qh8 Ke7 39.Qg7 Kd8 40.Qf6 Kd7-+) 1–0. Brito,Luizmar J (2255) – Demasi,Joao, Maalox Plus op, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.Qc2 Rc8 11.Qb2 Qc7 12.g4 (12.Na3 a6+=) 12...f6 (better is 12...a6-/+) 13.g5? (better is 13.Bf4 g5 14.Bg3=) 13...fe5-+ 14.Ne5 Ne5 15.de5 Qe5 16.Qe2 Qe2 17.Ke2 Bc5 18.Ba3 a6 19.Bc5 Rc5 20.Kd2 Ne7 21.Rf1 0-0 22.f4 Nc6 (22...Bb5!? 23.Bb5 Rb5 24.Na3 Rb2 25.Nc2-+) 23.h4 Na5 24.Ra3 (24.Ke2 Nc4 25.Nd2 Nd6-+) 24...Nc4 25.Bc4 Rc4 26.Ke3 Re4 (26...Re4 27.Kd2 Bb5-+) 0–1. Baerschneider,Alfred – Hanisch,Bernd, EU–ch GT278 corr, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.Qc2 Rc8 11.Qd1 a6 12.Ng5? (12.Ba3 Qc7=+) 12...h6 (12...Nd4 13.Nh7 Nb3-+) 13.Qh5? (better 13.Nf3-/+) 13...Bg5-+ 14.Bg5 Nge7?? (14...Nb4 15.Bg6 fg6 16.Qg6 Kf8-+) 15.0-0= Nd4 16.Be3 (better 16.cd4!? Qd4 17.Be7 Qa1 18.Bd6=+) 16...Qb2-/+ 17.Ra3 Ndf5 18.Bc1 Qb6 19.g4 g6 20.Qh3 Ng7 21.Qh4 Qc7 22.Bg5 (22.Re1 Ng8-/+) 22...Bb5 (22...Nc6!? 23.f4 Nh5-+) 23.Bb5-/+ ab5 24.Bf6 Kf8 25.Rb3 Ng8 26.Rb5 Nf6 27.ef6 (27.Qf6!? Rh7 28.Re1-/+) 27...Ne8-+ 28.g5 (28.f4 Nd6 29.Rb2 Nc4-+) 28...Nd6 29.Rb3 Nf5 (29...Ne4 30.Rd1-+) 30.Qb4 Qd6 (30...Kg8 31.Qb7 Qb7 32.Rb7 hg5 33.Rc1-+) 31.Qb7 Re8 32.gh6 Rh6 (32...Qe5 33.Nd2-+) 33.Qb4-/+ Kg8 34.Qd6 Nd6 35.Nd2 g5 36.f4 (36.Rb6 Rd8-/+) 36...gf4 (36...g4 37.Rb6 Rd8 38.Rfb1-+) 37.Rf4-/+ Nf5 (37...Rg6 38.Kf1-/+) 38.Rg4 Rg6 39.Rbb4 Kh7 40.Nf3 (40.Kf2 Rf6 41.Ke2 e5-/+) 40...Reg8 (40...Rf6 41.Kf2-+) 41.h3 Rf6 42.Ng5 Kh8 43.Nf3 (43.Rb7!? Rf8 44.Ra7-/+) 43...Rg4 44.Rg4 Nh6 (44...Ne3 45.Rg3-+) 45.Rg3 Nf5 46.Rg4 Ne3 47.Rh4 (47.Rg3 Nc4-+) 47...Kg7 48.Ne5 (48.Kf2 Nd1 49.Ke2 Nc3 50.Ke3 Rf5-+) 48...Rf5 (48...Rf1 49.Kh2-+) 49.Nd3 Rf1 50.Kh2 Rd1 51.Ne5 Rc1 52.Rf4 f6 (52...f5 53.Ra4-+) 53.Nd7 (53.Ng4 Rc2 54.Kg1 Rc3 55.Nf6-+) 53...Rf1 (better 53...f5!? 54.Kg3-+) 54.Rf1 (54.Nf6!? Kg6 55.Rf1 Nf1 56.Kg1 Kf6 57.Kf1-/+) 54...Nf1-+ 55.Kg2 Ne3 56.Kf3 Nd1 (56...Nc4!? 57.Nc5 Kf7 58.Na6-+) 57.Nc5-/+ Nc3 58.Ne6 Kf7 59.Nf4 d4 60.Nd3 (60.Ne2 Ne2 61.Ke2 Ke6=) 60...Kg6 61.Kg4 (61.Kf4 Ne2 62.Ke4 Kg5=+) 61...Nd5 62.Kf3 Kf5 63.h4 Ne3 (63...Ne7 64.Nc5-/+) 64.Nf4 (64.Nc5 Ng4 65.h5 Nh6-/+) 64...Ng4 (better 64...Nc4-+) 65.Ng2? (better 65.Nd5-/+) 65...Ne5 66.Kg3 d3 67.Ne3 Ke4 68.Kf2 (68.Nd1 f5 69.Kf2-+) 68...Kf4?? (better 68...f5 69.Nd1 f4-+) 69.Nd5=+ Kg4 (69...Kf5 70.Ke3=+) 70.Nf6= Kh4 71.Ke3 Kg5 72.Nd5 Kf5 ½–½. Lopez Nadal,Alex (1790) – Escofet Llongueras,Joan (1620), 20th Obert Internacional Sant Marti Gro, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

9.Bd3 Qc7

10.0-0 Na5 11.Qc2 h5 12.Ba3 Nc4 13.Bc4 Qc4 14.Nbd2 Qc7 15.h4 Nh6 16.Be7 Ke7 17.Qb3 Rhc8 18.Rfc1 b5 19.Qa3 Ke8 20.Nb3 Nf5 21.Nc5 a5 22.Qb2 Rcb8 23.Qd2 Qd8 24.Qf4 b4 25.cb4 Rb4 26.Nd3 Rb6 27.g3 Bb5 28.Qd2 Bd3 29.Qd3 Rb4 30.Qc3 Rc4 31.Qd3 Rac8 32.Rcb1 Rc3 33.Qb5 Qd7 34.Qd7 Kd7 35.Kg2 Ra8 36.Rb7 Rc7 37.Rb3 a4 38.Rba3 Rc4 39.Rd1 Rb8 40.Rdd3 Rbb4 41.Ng5 Ke8 42.Nf3 Nd4 43.Nd4 Rd4 44.Rd4 Rd4 45.f3 Kd7 46.Kf2 Kc6 47.Ke3 Rc4 48.Kd3 Kc5 49.Ra1 d4 50.Ra3 Rc3! 51.Rc3 dc3 52.Kc3 Kd5 (52...Kd5-+) 0–1. Bakels,Rosanne – Friesen,Kim, NED–ch U20 Girls, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Qc7)

10.0-0 a6 11.Bg5 +=.

10.0-0 Rc8 11.Bf4 a6 12.Qe2 Na5 13.Qa2 (13.Nfd2 Bf8=+) 13...Nc4 14.Nbd2 Bb5 15.Rfc1 Bd8 (15...Qc6 16.Nc4 Bc4 17.Bc4 Qc4 18.Qb2=+) 16.Nb3 (16.Qc2 Ne7=+) 16...Ra8 (16...Ne7 17.Nbd2-/+) 17.Qe2 (17.Nbd2 Qc6=+) 17...Ne7-/+ 18.Nfd2 Ng6 19.Be3 0-0 20.Ra2 Be7 21.g3 (21.Bc4!? dc4 22.Na1-/+) 21...Nd2-+ 22.Nd2 Bd3 23.Qd3 Rfc8 24.Nf1 (24.c4 dc4 25.Rc4 Qd8 26.Rc8 Rc8-/+) 24...b5 25.Bd2 Qb6 (25...Qc6 26.Ne3-+) 26.Rb1 Rcb8 (26...Qc6 27.Ne3-+) 27.Rab2 (27.Ne3 Qc6-/+) 27...Qc6-+ 28.Ne3 Nf8 29.h4 Nd7 30.Kg2 (30.h5 f6 31.ef6 Nf6-+) 30...Nb6 (30...Ne5 31.de5 d4 32.Kg1 de3 33.Be3-+) 31.Kh3 Nc4 32.Nc4 dc4 33.Qc2 (33.Qf1 Qf3-+) 33...a5 34.Qc1? (34.Ra1-+) 34...Ba3 0–1. Guld,A – Kiss,P, HUN–ch U14 Paks, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Qc7 9.Bd3 Nc6)

10.0-0 f6 11.Re1 fe5 12.Ne5 Nf6 13.Ba3 Ba3 14.Na3 0-0 15.Nb5 Qd8 16.Nd6 Bc8 17.Nc8 Qc8 18.Qc2 Qc7 19.Re3 h6 20.h3 Rfe8 21.Bg6 Re7 22.Rae1 Nd8 23.f4 Nd7?? (23...b5 24.g4=) 24.g4?? (better is 24.Bh7 Kh8 25.Ng6 Kh7 26.Ne7 Kh8 27.Ng6 Kg8 28.f5+-) 24...Nf8 25.Bh5 Nc6 26.Nc6 bc6 27.f5 c5 28.fe6 (better is 28.Qf2!?+=) 28...cd4-+ 29.Bf7 Kh8 30.Rd3 dc3 31.Qc3 Qb6 32.Kh1? Qb7 33.Kg1 Rc8 34.Qd4 Rc2 35.Qd5= Qb4 36.Qd4?? Qa5 37.Qe5 Qa2?? 38.Qe4 Rh2?? 39.Rd8 Qf2 0–1. Richard,Jean Paul (1830) – Wyss,Jonas (2160), Lausanne op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Qc7)

10.0-0 f6 11.Bf4 f5 12.Na3 a6 13.Ng5 (13.Nb5 Qc8 14.Nd6 Bd6 15.ed6 Nf6=) 13...g6 (13...Na5 14.Bd2 b5+=) 14.g4 (14.Nb5 Qc8 15.Nd6 Bd6 16.ed6 Nf6=) 14...Bg5 (better is 14...Qd8!? 15.Qc1 h6-/+) 15.Bg5+= h6 (15...Na5 16.gf5 ef5 17.Nb1=) 16.Bd2 (16.Nb5 Qb8 17.Nd6 Kf8+=) 16...Nge7 (better is 16...Rc8!?+=) 17.Nb5+= Qb8 18.Nd6 Kf8 19.Kh1 (19.gf5 Nf5 20.Bf5 ef5+/-) 19...Nc8= 20.Nc8 Qc8 21.Rg1 White prepares the advance g5 21...Qe8 22.Qf3 Qf7 23.Qh3 f4 24.g5+= h5 25.Rg4+/- Ne7 26.Rf4 Nf5 27.Rg4 Kg7+= 28.Rgg1 b5 29.Rgb1 Rhb8 30.Ra5 Ne7 31.Qe3 Nc6 32.Ra2 Qf8 33.f4 Qe8 34.Qf3 Ne7 35.Ra5 Nc6 36.Ra2 Ne7 37.Rba1 Rb6 38.Bc1 Qc8 39.Ba3 Nc6 40.Bc5 Rbb8 41.Rb2 Qd8 42.f5! gf5 43.g6 Qh4= 44.Rg1 Rh8 45.Rbg2 Ne7 46.Rg3+/- Nc6 47.Ba3 Qd8 48.Bc1+/- b4?? 49.Bg5+- Ne7 50.Bf6 (50.Bf6 Kf8 51.g7 Kf7 52.gh8R Qh8 53.Rg7 Ke8 54.Re7 Kd8 55.Bh8 Kc7 56.Bf5 Rd8 57.Be6 a5 58.Bd7 a4 59.Bh3 Kb6 60.Rg6 Ka5 61.Ra7 Kb5 62.Bf1#) 1–0. Wohlfart,Paulus – Kissel,Ralf, Mannheim op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3)

10.0-0 f6 11.Bf4 f5 12.g4 fg4+= 13.Ng5 Nh6 14.Na3 (14.Nh7!? g5 15.Ng5+=) 14...0-0-/+ 15.Bd2 Nf5 16.Qg4 a6 17.Kh1 Bg5 18.Bg5 Be8 19.h4 Qf7 20.Rg1 Kh8 21.Rg2 Rc8 22.Rag1 (22.Kg1 Na5 23.Nb1 Nc4-/+) 22...Rc7 23.Nb1 Qh5 24.Qh3 b5 25.Rg4 Qf7 26.Bc1 b4 27.Rg5 bc3 28.Ba3? Rg8 29.Bf5 ef5 30.Rf5 Qe6 31.Rf3 Qh3 32.Rh3 c2 33.Nc3 Bg6 34.Kh2 Rd8 35.h5? Bf5 36.Rhg3 Nd4 37.Bd6 Rf7 38.Bc5 Nb3 39.Ba3 d4 40.Na2 Be6 41.f4 d3 42.f5 Rf5 43.Be7 d2 44.Rg7 Rh5 (44...Rh5 45.Bh4 d1Q 46.Rd1 Rh4 47.Kg1 cd1Q 48.Kf2 Rd2 49.Kg3 Rg4 50.Rg4 Qg4#) 0–1. Mertens,Heiko – Schmitz,Andreas, Oberliga Mittelrhein, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 h6 11.Na3 a6 12.Nb5 Qb8 13.Nd6 (13.Na3!?+=) 13...Bd6-/+ 14.ed6 Qd6 15.Ba3 Qf4 16.Qe2 Qc7 17.Ne5 Nge7 18.f4 g6 19.Nc6 Bc6 (19...bc6?! 20.Ba6 Nf5 21.Bd3+=; 19...Nc6?! 20.f5 gf5 21.Rf5+=; 19...Qc6?! 20.Qe5 Rg8 21.Bb4-/+) 20.Rab1 h5 21.Bc5 b5 22.Ra1 Nf5 23.Qb2 Kd7 24.Ra2 Rhb8 25.Bf5 gf5 26.Qf2 Qd8 27.Qe2 Qh8 28.Rfa1 Bb7 29.Ra5 h4 30.h3 Qf6 31.Ba3 Rc8 32.Bc5 Rc6 33.Bb4 Rac8 34.Qe3 Rg8 35.Rf1 Rcc8 36.Rf3 Rg6 37.Ra2 Rcg8 38.Ba5? Qg7 39.Qe2 Rc8 40.Bb4 Qf6 41.Qe1?? Rc4 42.Qa1 Rc6 43.Qb2 Qg7 44.Ba3 Rc8 ½–½. Weiler,W (2145) – Moeller,Jeremy (1980), Bonn–Bad Godesberg, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Qc7 7.d4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 h6 11.Na3 a6 12.h4 Rc8 13.Ne1 (better 13.Bd2!?+=) 13...Na5=+ (worse 13...Bh4 14.Qg4 g5 15.g3+-) 14.Bd2 (better 14.Bb2=+) 14...Nc4 (better 14...Bh4!? 15.Rb1 Bg5-/+) 15.Nc4+= dc4 16.Bc2 (16.Qg4 g6 (16...cd3? 17.Qg7 Bb5 18.Qh8+-) 17.Be2 h5+=) 16...Bf8 (16...Bh4? 17.Qg4 Bg5 18.f4+-) 17.f4 (17.d5 ed5 18.Bf4 Be6=) 17...Ne7= 18.h5 Rg8 (18...Nf5 19.Bf5 ef5 20.Nc2=) 19.Bh7 (19.Qe2 a5+=) 19...Rh8 20.Bb1 (20.Qb1 f5 21.ef6 gf6+=) 20...Rg8 (20...f5 21.Nf3=) 21.Nc2 g6 (21...f5 22.Ne3+=) 22.Ne3+- Nf5 (22...gh5!? 23.Qh5 Bc6+-) 23.hg6+- fg6 (23...Rg6 24.Bf5 ef5 25.Qh5+-) 24.Bf5 gf5 (better 24...ef5 25.Nd5 Qd8 26.Nf6 Kf7+-) 25.Qh5 Kd8?? (25...Ke7 26.d5 Be8 27.Qh4 Kd7+-) 26.Qf7 Rg7 (26...Rg2 27.Ng2 Be7 28.Qg8 Be8 29.Qe6+-) 27.Qf8 Be8 28.Qf6 (better 28.Be1 Qd7 29.d5 Rg6 30.Ra6 ba6 31.Bh4 Kc7+-) 28...Qe7 29.d5 (29.Qh6 Bc6+-) 29...Rg6 (29...Qf6 30.ef6 Rd7 31.Be1+-) 30.Qe7 Ke7 31.d6 (31.Be1 Rc5+-) 31...Kd8 32.g4! h5 (32...fg4 33.f5 Combination) 33.g5 Bc6 (33...Rc5 34.Kf2 Bc6 35.Kg3+-) 34.Nc4 Bb5 (34...Ke8 35.Nb6 Rd8 36.Kh2+-) 35.Nb6 Rc6 (35...Bf1 36.Nc8 Bd3 37.Ne7+-) 36.c4! Bc4 (36...Rb6 37.Ba5 Bc6 38.Bb6 Ke8 39.Rfd1+-) 37.Nc4 Rc4 38.Ba5 Kd7 (38...Ke8 39.Rac1 Rd4 40.Rc8 Kf7+-) 39.Rac1 Rc6 40.Rc6 bc6 41.Rb1 (41.Rb1 c5 42.Rb7 Kc6 43.Rc7 Kd5 44.d7+-) 1–0. Tate,Emory (2380) – Base,Alfredo B, Oak Park Master Challenge, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Qc7 6.ab4 Nc6 7.d4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.0-0 Nh6 11.Ng5 0-0-0 (better is 11...Nf5!?+=) 12.Na3 (12.Nh7?! Nf5 13.Ng5 Bg5 14.Bg5 f6 15.Bf5 ef5=) 12...a6 13.Qe2 Na7 14.Bd2 Nb5 (14...Ba3!? 15.Ra3 Bb5=) 15.Nb5+/- Bb5 16.Bb5 ab5 17.Qb5 Qd7?? (17...Qc6 18.Qc6 bc6+-) 18.Ra8+- Kc7 19.Qa5 Kc6 20.Rb1 (20.Rb1 Qc8 21.Rb6 Kd7 22.Qb5 Qc6 23.Rb7 Ke8 24.Qc6 Kf8 25.Rd8 Bd8 26.Qd6 Ke8 27.Qd7 Kf8 28.Qd8) 1–0. Hoiberg,Nina (2180) – Coull,Alison (1915), Eileen Tranmer Memorial 7th, 1985. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 Nh6 11.Bh6 gh6 12.Qd2+=.

10.0-0 Nh6 11.Bh6 gh6 12.Nfd2 Na5 (12...Qb6 13.Re1=) 13.Qh5 (13.Qg4 Bf8=) 13...Nc4 (13...Bf8 14.Rc1=) 14.Bc4+= dc4 15.Ne4 Bc6 16.Nbd2 a6 17.f4 Bd5 18.f5 ef5 19.Qf5 (19.Rf5 Rg8+-) 19...Rg8 (19...Qd7 20.Qd7 Kd7 21.Ra5 Be4 22.Ne4+=) 20.Rae1 (20.Qh7 0-0-0+-) 20...Be6 (20...Qc6!?=) 21.Nf6 (21.Qh7 0-0-0 22.Qh6 Rg6+-) 21...Bf6+= 22.Qf6 Kd7 (22...Bd5 23.Rf2 Qe7 24.Qh6+-) 23.Ne4 (23.Qh6 Rg6 24.Qh7 Rag8 25.Rf7 Bf7 26.e6 Kc8 27.ef7 Rg2 28.Kh1 Rh2 29.Qh2 Qf7+-) 23...Bd5 (23...Rg6 24.Qf3 Ke7 25.Nf6+-) 24.g3 (24.Qh6 Kc8+-) 24...Raf8 (24...Rg6 25.Qf4 Be6 26.Rd1+-) 25.Qf5 (25.Qh6 Be4 26.Re4 Kd8+-) 25...Be6 (25...Kd8 26.Nf6 Be6 27.Qf4+- (worse 27.Qh7 Rg6+-)) 26.Qh7 Kc8 (26...Rh8!? 27.Nf6 Kc8+-) 27.Qh6 Qe7 (27...Rd8 28.Nd6 Kb8 29.Ra1+-) 28.Nf6 (28.Nd6 Kc7+-) 28...Rh8 29.Qf4 Rd8 30.Qe4 White intends d5 30...Rh6 31.Rf2 Qc7 (31...Rdh8 32.Rb1 Bh3 33.Qf3+-) 32.d5 (better 32.Rb2+-) 32...Bh3?? (32...Rf6 33.ef6 Bd5 34.Qg4 Kb8 35.Rd2+-) 33.Qd4 (better 33.d6 Qc6 34.Qc6 bc6+-) 33...Kb8 34.d6 (34.Ra1 Rhh8 35.Rb2 Ka8+-) 34...Qc6 35.Qd5 Qd5 36.Nd5 Re6? (36...Be6 37.Nf6 b5+-) 37.Rf7 Rdd6 38.Nf4 (38.ed6? Re1 39.Kf2 Rf1 40.Ke3 Rf7-+) 38...Rd2 (38...Re8 39.Nh3 (worse 39.ed6 Re1 40.Kf2 Rd1+-) 39...Rd3 40.Nf4+-) 39.Ne6 (39.Nh3!? Rc2+-) 39...Be6 40.Rf8 (40.Rf6 Bh3+-) 40...Ka7? (40...Kc7+-) 41.Rf6 Bd5 (41...Bd7 42.e6 Be8 43.g4+-) 42.e6 (42.e6 Be6 43.Rfe6+-) 1–0. Bochinski,Stefan – Liedtke,Matthias (2305), Oberliga Ost A9293, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Qc7 7.d4 Bb4 8.c3 Be7 9.Bd3 Bd7)

10.Ng5 Bg5 11.Bg5 Nge7 12.Qf3 h6 13.Bd2 Na5 14.Bc2 Nc4 15.Bc1 a5 16.Qg3 g6 17.Qf3 b5 18.Qf6 Rh7 19.h4 Ng8 20.Qf3 0-0-0 (better is 20...Rg7!?+=) 21.h5 Be8 22.Qg4 Qe7 23.f4 (better is 23.Na3!? a4 24.Nc4 dc4 25.Ba3+-) 23...f5+= 24.ef6 Nf6 25.Qe2 Nh5 26.Rh5 gh5 27.Bh7 Qh7 28.Qe6?? (28.Na3!?=) 28...Kb7 (better is 28...Bd7 29.Qd5 Re8 30.Kf2 Qc2 31.Bd2 Kd8 (31...Nd2?! 32.Qa8 Kc7 33.Qa5 Kd6 34.Qb6 Kd5 35.Qc5 Ke4 36.Nd2 Qd2 37.Kg1-+) 32.Ra5 Na5 (32...Nd2?! 33.Ra8 Ke7 34.Qc5 Kf7 35.Qd5 Kf8 36.Qd6 Kg8 37.Qd5 Kf8 38.Qd6 Kg8 39.Qd5 Kf8=; 32...Qb1 33.Ra8 Ke7 34.Ra7+/-) 33.Qa8 Ke7 34.Qa5 Qb1 35.Qb4 Qb4 36.cb4 h4-+) 29.Nd2 Rd7 (29...Qd3 30.Qe7 Kc8 31.Qc5 Kb8 32.Nc4 Qc3 33.Kf2 A) worse is 33...Qc4 34.Qb6 (34.Ra5 Qc5 35.dc5 Kb7+=) 34...Kc8 35.Ba3+/- (35.Qa5 Qd4 36.Be3 Qb2 37.Kg1 Bc6 38.Qa6 Bb7 39.Qe6 Rd7 40.Rc1 Qc1 41.Bc1 d4+-); B) 33...bc4?? 34.Rb1 Ka8 35.Qb6 Qc2 36.Bd2 Qb1 37.Qb1+- (37.Qd8?! Qb8 38.Qd5 Ka7+-); C) 33...dc4 34.Qb6 Kc8 35.Qc5 Kb7 36.Qe7 Kc8 37.Qc5 Kd7=) 30.Kf2+= Re7 31.Qd5 Bc6 32.Qh5 Qc2 33.d5? (33.Qc5 Re4 34.d5-+) 33...Be8-+ 34.Qh4 Re4 35.Kf3?? Qd3 36.Kg4 h5 37.Kg5 Qd5 38.Kh6 Re6 39.Kg7 Rg6 (39...Rg6 40.Kh8 Qg8) 0–1. Soprunov,Igor – Onischak,Artur, UKR–ch U12 Nikolaev, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Qc7)

10.h4 f5 11.g4 (11.Bg5 a6=+) 11...fg4 12.Ng5 Ne5 13.de5 Qe5 14.Be3 Nf6 (14...Bc5 15.Bh7 Be3 16.Bg6 Ke7 17.Nf7 Bf2 18.Kf2 Qf6 19.Kg3-/+) 15.Kd2 (15.Qc2 Bc6 16.Kd1= (worse 16.Bh7 Nh7 17.Qg6 Kd7-/+)) 15...0-0=+ 16.Qc2 h6 17.Nh7 Nh7 18.Bh7 Kh8 ½–½. Messina,Enrico (2145) – Supino,Domenico (2100), 3rd Napoli Vomero op, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Qc7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd7)

9.Bd3 Rc8

10.0-0 f5 11.Ba3 Nh6 12.g3 Nf7 13.Qe2 0-0 14.h4 Ba3 15.Ra3 a6 16.Nbd2 Na7 17.Rc1 Qe7 18.Raa1 Nb5 19.c4 dc4 20.Nc4 Bc6 21.Nb6 Rcd8 22.Bb5 Bb5 23.Qe3 Bc6 24.Nd2 Nh6 25.Qf4 Nf7 26.Ndc4 (26.Qe3 f4 27.Qf4-/+) 26...g5-+ 27.hg5 Qg5 28.Qe3 Qh5 (better is 28...f4!? 29.Qf4 Qf4 30.gf4 Rd4-+) 29.Kf1-/+ Bf3 30.Ke1 Bc6 31.Na5 Be4 32.f4? (better is 32.Nac4+=) 32...Qh1-+ 33.Kf2 Qg2 34.Ke1 Nh6 35.Nb3?? (better is 35.Qf2 Qf2 36.Kf2 Rd4 37.Rc3-+) 35...Ng4 36.Qe2 (36.Rc3 Ne3 37.Re3 Bf3-+) 36...Qg3 37.Kd2 Qb3 (37...Qb3 38.Rc4 Qb2 39.Ke1 Qa1 40.Qd1 Qa3-+) 0–1. Landsrath,Mario (1785) – Weinmann,Helene, Koblenz–ch, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Rc8)

10.0-0 f5 11.c4 Nb4 12.cd5 Rc1 13.Qc1 Nd3 14.Qd2 Qb6 15.Nc3 (better is 15.d6!? Qb2 16.Qb2 (16.Qd3?! Qa1 17.Na3 Qa2=) 16...Nb2 17.Ra7+-) 15...Nb4+= 16.de6 Qe6 17.d5 White plans d6 17...Qb6 18.d6 Bc6 19.de7 Ne7 20.Qd6 Qd8?? (better is 20...a5+-) 21.Qb4 1–0. Nowicki,Heiko – Mueller,H, Bochum Post op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 f5 11.ef6 Nf6 12.Re1 Qb6 13.Nbd2 0-0 14.Rb1 Qc7 15.Ng5 e5 16.de5 Ne5 17.Bh7 Nh7-+ 18.Nh7 Bg4 19.f3 Kh7 20.fg4-/+ Nd3 21.Qc2 Qc5 22.Kh1 Qc3 23.Qc3 Rc3 24.Re7 Rc1 25.Rc1 Nc1 26.Rb7 Rf2 27.Rb1 Rd2 28.Rc1 a5 29.Kg1 a4 30.Ra1 Rd4 31.h3 Kg6 32.Kf2 Kf6 33.Ke3 Ke5 34.Rf1 Rc4 35.Rf7 g6 36.Re7+= Kd6 37.Rg7 a3 38.Rg6 Kc5 39.Ra6 Kb4 40.g5 Kb3 41.g6 a2 42.g7 Rc8 43.h4 Rg8 44.Rb6 Kc2 45.Ra6 Kb2 46.Rb6 Kc3 47.Rc6 Kb2 48.Rb6 Kc1 49.Ra6 Kb1 50.Rb6 Kc2 51.Rc6 Kb3 52.Rb6 Kc3 53.Rc6 ½–½. Shuvalov,Arvind – Gavrilov,Mikhail (1830), St Petersburg RUS, Autumn Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 f6 11.ef6 Nf6 12.Re1 0-0 13.Ng5 e5?? (better is 13...Bd6=) 14.de5+/- Ng4 15.Bh7 (15.e6!? Bg5 16.Qg4 Qf6+-) 15...Kh8 16.e6 Bg5 17.Qg4 (17.ed7?! Qd7 18.Bg5 Kh7=) 17...Bc1 18.ed7 Rc7? 19.Bf5 Qf6 20.Re8 b6 21.Qh4 Kg8 22.Be6 Qe6 23.Re6 1–0. Scacco,Mauro (2085) – Tsapanidis,Vasilis, Nachod op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Rc8)

10.0-0 h5 11.Na3 a6 12.c4 Nb4 13.Be2 Nh6 14.Rb1 Nf5 (14...dc4 15.Nc4 Nd5 16.Bd2+=) 15.c5= a5 16.Nb5 Bb5 17.Bb5 Kf8 18.Bd2 b6 19.Bb4 ab4 20.c6 Ra8 21.Ra1 Ra5 22.Qd3 g6 23.Nd2 Rb5 24.Qb5 Nd4 25.Qa6 Kg7 26.Qb7 Bc5 27.Ra7 Rf8 28.Rfa1 Qc8-/+ 29.c7 Nb5 30.Qc6 Nd4 31.Qa4 b5-/+ 32.Qa6 b3?? 33.Qc8 Rc8+= 34.Rb7 b2 35.Ra2 Nc6 36.Rb2 Ne5 37.R2b5 Bd6 38.f4 Nd3 39.g3 Rc7 40.Rc7 Bc7 41.Rb7 Bd6 42.Nf3 Nc5 43.Rb6 Ne4 44.Rc6 Be7 45.Kf1 Bf6 46.Ke2 g5 47.Ke3 g4 48.Ne1 Be7 49.Nd3 Nd6 50.Rc7 Nf5 51.Kf2 Bf6 52.Kg2 Bd4 53.Nb4 Ne3 54.Kf2?? Kg6 55.Nc6+= Bf6?? 56.Nb8?? d4 57.Nd7 d3?? 58.Nf8 Kf5?? 59.Kg1 d2-+ 60.Kf2 d1Q 61.Ke3 Bd4# 0–1. Devallee,J (2045) – Feryn,A (2040), ch–FRA u20b Montlucon FRA, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 Nh6 11.Na3 (11.Bh6 gh6 12.Qd2 Bf8=) 11...a6 Consolidates b5 12.Nc2? (12.Bh6 gh6 13.Qb3 Rc7+=) 12...Na5 (12...Ng8 13.Bd2-/+) 13.Bf4? (better is 13.Bd2!?+= is the best option White has) 13...Rc3-+ 14.Qd2 (14.Nce1 Nc4 15.Bh6 gh6-+) 14...Rd3! leaving no more doubts 15.Qd3 (15.Qd3 Bb5 Combination) 15...Bb5 16.Qe3? (better is 16.Qc3!? Bf1 17.Bh6 gh6 18.Ra5-+) 16...Nf5 17.Qe1 Bf1 18.Qf1 Nc4 19.g4 Nh4 20.Nh4 Bh4 21.Qb1 Bg5 22.Bg3? Qe7 23.Ne1 0-0 24.f4 Bh4 25.Qd3 Bg3 26.hg3 f6 27.Nf3 fe5 28.de5 Qc5 29.Kg2 Qe3 30.Qc2 h6 31.Re1 Qe1! the best thing is for Black to hand back some material (31...Qe1 32.Ne1 Ne3 33.Kf2 Nc2 34.Nc2 Rc8-+) 0–1. Lebrun,Benoit (2205) – Guez,Fabien (2115), FRA–chT2S, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 Nh6 11.Bh6 gh6 12.Qd2 Bf8 13.Na3 a6 14.Nc2 Na7 15.Ne3 Bb5 16.Rfc1 Bd3 17.Qd3 Nb5 The backward pawn on c3 becomes a target 18.Nd2 Bg7 19.f4 0-0 20.f5 f6 21.Nf3 fe5 22.de5 ef5 23.Nf5 Kh8 24.Rc2 (24.Ng7!? Kg7 25.Kh1=) 24...Be5=+ 25.Ne5 Qf6 26.Nd4 (worse 26.Qd5 Qf5 27.Rd2 Rc3-+) 26...Qe5 27.Nb5 ab5 28.Rd1 Rc4 29.Qd5 Qd5 30.Rd5 b4 31.Rb5 Rc3 32.Rc3 bc3 33.Rb7 Rc8 34.Rb1 h5 35.Rc1 Kg7 36.Kf2 Kf6 37.Ke3 Kf5 38.Kd3 Kf4 39.Rc3 Rc3 40.Kc3 Ke3 41.h4 Kf2 42.Kd2 ½–½. Pridorozhni,A (2570) – Lugovskoy,M (2425), 14th Ugra Governor's Cup (3), 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

10.Qb3 Nb4 11.Be2 Qc7 12.0-0 (12.Ra7!? Qb6 13.Ra3+=) 12...Nc6+= 13.Na3 a6 14.Qa2 h5 15.Bf4 Nh6 16.c4 Nb4 17.Qd2 dc4 18.Nc4 Nf5 19.Rfc1 Bc6 20.Ne3 Ne3 21.fe3 (21.Qe3? Nd5 22.Qe4 f5 23.ef6 Nf4 24.Rc6 Ne2 (24...bc6 25.Ba6 Bd6 26.Bc8 Qc8 27.fg7+-) 25.Kf1 Qc6 26.Qg6 Kd8 27.fe7 Kc7 28.Ke2 Qc4 29.Qd3 Qd3 30.Kd3 Kd7-+) 21...Qd7 22.Bg5 0-0 23.Be7 Qe7 24.Rcb1 Nd5 25.e4 Nc7 26.Qf4 Bb5 27.Bb5 Nb5 28.d5 ed5 29.ed5 Qc5 30.Kh1 Qd5 31.Rd1 Qc4 32.Qg5 Qg4 33.Qe3 Rc2 34.Rg1 Rfc8 35.h3 Qg6 36.Raf1 Nc7 37.Nh4 Nd5 38.Qf3 Qe6 39.Qh5 Ne7 40.Qf3? R8c3-+ 41.Qg4 Qg4 42.hg4 Rc4 43.Nf3 Rg4 44.Rb1 b5 45.Ra1 Rg6 46.Rgd1 Rgg2 47.Ne1 Rh2 48.Kg1 Ra2 49.Rd8 Kh7 50.Ra2 Ra2 51.Rd7 Ng6 52.Nf3 Re2 53.Ng5 Kg8 54.Rd8 Nf8 55.Re8 b4 56.Kf1 Ra2 57.Rb8 a5 58.e6 fe6 59.Ne6 Kf7 60.Nf8 b3! 61.Rb3 Kf8 62.Rf3 Ke7 63.Rg3 Kf6 64.Rf3 Ke5 65.Rg3 a4 66.Rg7 a3 67.Ra7 Ra1 68.Kf2 Kd4 69.Kf3 Kc3 70.Kf2 Kb2 71.Ke2 Rc1 72.Rb7 Ka2 73.Kd2 Rc8 74.Rb6 Rh8 75.Kc1 Rh2 ½–½. Slaa,Ricardo – Heltzel,Joost, NED–ch U16 Leiden, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

10.h4 Na5 11.Ng5 Qb6 12.Bc2 (12.Nh7? Nb3 13.Ra2 Nc1 14.Qc1 Qd4-+) 12...h5 13.Qf3 Bg5 14.hg5 Nb3 15.Bb3 Qb3 The backward pawn on c3 becomes a target 16.0-0 (better is 16.Rh5!? Rh5 17.Qh5=) 16...Bb5 17.Re1 Ba6 18.Ba3 Ne7 19.Bc5 Qc2 20.Qe3 h4 21.Rc1 Qf5 22.Nd2 Ng6 23.c4 Nf4 24.Kh2 Qg4 25.Rg1 Ne2 26.Rge1 Nf4 27.Rg1 Rh5 28.Ra6 ba6 29.Qb3 Rc5?? (29...Ne2 30.Qa4 Kd8 31.Qa5 Kd7 32.Qa4 Rc6=) 30.Qb8+= Ke7 31.Qd6 Ke8 32.Qb8 Ke7 ½–½. Nieuwelink,Kees – Brenninkmeijer,Joris (2385), NED–ch sf B Eindhoven, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.h4 Na5 11.Rh3 b5 12.Ng5 b4 13.Kf1? (better is 13.Bh7!? Nh6 14.cb4=) 13...bc3-/+ 14.Nf7 Kf7 15.Qh5 Kf8 16.Rf3 Nf6 17.ef6 Bf6 18.g4?? (better is 18.Ra5 c2 19.Rf6 Qf6 20.Na3 Qd4 21.Bc2+=) 18...Be8 (18...Nb3 19.g5 Be8 20.Qg4 Nc1 21.gf6 gf6 22.Qg5 Nd3 23.Rf6 Bf7 24.Rf7 Kf7 25.Ra7 Qc7 26.Qh5 Ke7 27.Qg5 Ke8 28.Qf6-/+) 19.Qe5 Bf7 20.Qe2 Kg8 21.Be3 Qc7 22.Nc3? Qc3 23.Rc1 Qc1 24.Bc1 Rc1 25.Kg2 Rc8 26.Re3 Nc6 27.g5 Nd4 28.Qg4 Be7 29.Qd4 Bc5 30.Qa4 Be3 31.fe3 Bg6 32.Qd7= Rf8 33.Qe6 Bf7 34.Qd7 Re8 35.Qa7 Bg6 36.Qd7 Bf7 37.h5 Bh5?? 38.g6+- Kf8 39.Qf7 1–0. Sochacki,W (2260) – Vala,F (2110), Pardubice CZE, Czech Open Rapid, 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.a3 Nc6 5.ab4 Bb4 6.c3 Be7 7.d4 d5 8.e5 Bd7 9.Bd3 Rc8)

10.h4 Qc7 11.Ba3 h6 12.h5 a6 13.Rh3 (13.0-0 Ba3 14.Na3 Nge7+=) 13...Ba3-/+ 14.Ra3 Nge7 15.Rg3 Kf8 (15...0-0!?-/+) 16.Nh4= Nf5 17.Nf5 ef5 18.Qc2? (better is 18.Qf3!? Ne7 19.Kf1=) 18...Nd4!-/+ 19.Qb2? (19.cd4 Qc2) 19...Nc6 (19...f4!? 20.cd4 fg3 21.Qb4 Ke8 22.fg3-+) 20.f4 Re8 21.Qf2 (21.Kd1 Kg8-+) 21...Be6 (21...f6!? 22.Kd1 fe5 23.fe5-+) 22.Nd2 Qe7 23.Ra1 Rg8 (23...Qh4 24.Be2-+) 24.Nf3-/+ Rc8 25.Kd2 (25.Kf1 Qc7-/+) 25...Ke8 (25...Rh8 26.Ke2-+) 26.Rh3 Qc7 27.Bc2 (better is 27.Kd1!?-/+) 27...d4!-+ 28.cd4? (28.cd4 Nb4 Combination; 28.Nd4 Nd4 Combination) 28...Nb4 29.Rc1 Qc2 (29...Qc2 30.Rc2 Rc2 (30...Nc2?! 31.Rh1=) 31.Kd1 Rf2-+) 0–1. Khachatourians,Teni (1735) – Karimi,Yeganeh (1835), Rasht IRI, Women Ch, 2013. (=1.e4 e6 2.Nf3+= d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

10.h4 Qc7 11.Bf4 Qb6 12.0-0 Qb2 13.Ra4 a6 14.Ng5 h6 15.Qh5? (better is 15.Nf3!?+=) 15...Nd8-+ 16.Bc1 Qb3 17.Ra1 Bb5 (better is 17...g6!? 18.Bg6 Bg5 (18...fg6?! 19.Qg6 Kf8 20.Nh7 Rh7 21.Qh7=) 19.Bg5 fg6 20.Qg6 Nf7-+) 18.Bb5-/+ Qb5 19.Nh3 Qd3 20.Qg4 Qg6 21.Qg6 fg6 22.g3 Bf8 23.Nf4 Kf7 24.Ne2 Ne7 25.Nd2 Nf5 26.Ba3 Ba3 27.Ra3 Nc6 28.Rb1 Rc7 29.Nb3 Na7 30.Nc5 Nb5 31.Rab3 g5 32.hg5 hg5 33.Kg2 Ne7 34.f4 gf4 35.Nf4= Rh6 36.Nfe6 Rc8 37.Rf1 Kg8 38.Nf4 b6 39.Na4 Rhc6 40.Ne2 g5 41.Rf6 Rb8 42.Rc6 Nc6 43.Rb1 Nd8 44.Kh3 Ne6 45.Kg4 Kf7 46.Rf1 Kg7? 47.Rf6+- Nbc7 48.Kf5 b5 49.Nc5 Nc5 50.dc5 Rf8 51.Nd4 Rf6? 52.ef6 Kf7 53.Nf3 g4 54.Ng5 Kg8 55.Kg6 (55.Kg6 d4 56.f7 Kf8 57.Nh7 Ke7 58.f8Q Kd7 59.Nf6 Kc6 60.Qd6 Kb7 61.c6 Kc8 62.Ne8 Ne8 63.Qd7 Kb8 64.Qb7) 1–0. Cuartas,Carlos Enrique (2330) – Geller,Uzi (2330), Siegen ol (Men) fin–B, 1970. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3)

10.h4 Qc7 11.h5 f6 +=.

10.h4 f6 11.Bf4 Qb6 12.Qe2 Na5 13.0-0 f5 14.g4 (14.Qa2 Bd8 15.Bg5 Ne7+=) 14...Nc4 15.gf5 ef5 16.Re1 Be6 17.Qc2 Nh6 18.Nbd2 Nd2 19.Qd2 a6 20.Bh6 gh6 21.Qh6 Rg8 22.Kh1 Rc6 23.Rab1 Qc7 24.Rg1 Bf7 (24...Rc3?? 25.Qe6 Rf8 26.Rg8+-) 25.Qh7 Rf8 26.Bf5 (26.Qf5?! Rh6 (26...Rc3?? 27.e6 Be6 28.Qe6+-) 27.Qf4 Rfh8+=) 26...Rc3 27.Ng5 Bg8?? (better is 27...Bg5 28.hg5 Bg8 29.Qg6 Bf7+-) 28.Qg6 Kd8 29.Be6 Qc6 1–0. Stukner,Simon (2000) – Podlesny,Pavel (2180), Karvina op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

10.h4 h6 11.Ng1 Na5 12.Qg4 Bf8 13.Bc2 Qb6 14.Ra3 h5-+ 15.Qg5 g6 16.Qg3 Nh6 17.f3? Bb5 18.Bg6? Rg8-+ 19.Bf7 Kf7 20.Qf4 Nf5 21.Nh3 Rg2 22.Ng5 Kg6 23.Ra2 Ra2 24.Rg1 Re2 25.Kd1 Bd3 26.Ne4 Kf7 27.Nd6 Bd6 28.Rg7 Ke8 29.Rg8 Kd7 30.Rg7 Ng7 31.Qf7 Be7 32.Nd2 Rd2! (32...Rd2 33.Ke1 Re2 34.Kf1 Qb1 35.Qe7 Ke7 36.c4 Qc1#) 0–1. Helin,M (1950) – Brinck Claussen,B (2345), Politiken Cup, Copenhagen DEN, 2005.

10.h4 h6 11.Rh3 Qc7 12.h5 a6 13.Rg3 Kf8 14.Be3 Na5 15.Nfd2 b5?? (better is 15...Bh4 16.Rg4 Bd8=) 16.Qg4+- Bg5 17.Bg5 hg5 18.Qg5 Rh6 (18...Ke8 19.Qg7 Rh5+-) 19.Qg7 Ke7 20.Qg5 (20.Qg5 Nf6 21.Qh6+-) 1–0. Jensen,Find (1970) – Petersen,Steen (2085), Politiken Cup, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.h4 Nh6 11.Bh6= gh6 12.Qd2 Bf8 13.Na3 Na5 14.Ra2 a6 15.Rh3 Qc7 16.Nb1 Rg8 17.Bh7 (better 17.Rh2!?=+) 17...Rg2-/+ 18.Rg3 Rg3 19.fg3 Bb5 20.Qf4 Nc6 21.Rf2 (21.Nfd2 f5 22.Bg6 Kd7-/+) 21...Nb4 22.Rd2? (22.cb4 Bb4 Pinning) 22...Qc4 (better 22...f5!? 23.Bf5 ef5 24.Qf5 Nc6-+) 23.Nh2-/+ Qb3 24.Rf2?? (better 24.Qf3=+) 24...Rc7 (better 24...f5 25.ef6 Bd3-+) 25.Qd2?? (25.Rf3 f5 26.ef6 Rh7 27.Nd2 Nc2 28.Kf2-/+) 25...f5 26.ef6 (26.Na3 Nd3 27.Kf1 Qa3 28.Bg6 Kd8-+) 26...Rh7 27.f7 Kd8 28.Rf6 (28.Rf3 Qb1 29.Qd1 Nd3 30.Rd3 Bd3 31.Qb1 Bb1-+) 28...Qb1 29.Kf2 Qa2 (29...Qa2 30.Ke3 Ke7-+) 0-1. Mrva,Mart (2400) - Piesik,P (2400), TCh-SVK, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

10.0-0 Na5

11.Ra2 a6 12.Ne1 g6 13.Re2 Bb5 14.Bb5 ab5 15.Re3 Nc4 16.Rh3 Ra8 17.f4 Ra1 18.Be3?? (18.Qb3 Qd7+=) 18...Qa5 (better is 18...Na3-+) 19.Nc2-/+ Ra2 20.Bc1 (better is 20.Rf2!?-/+) 20...Qa4-+ 21.Rf2? (better is 21.Nb4 Qd1 22.Rd1-+) 21...Qb3 22.g4 (22.Be3 Rb2 23.Nd2 Qc2 24.Qc2 Rc2 25.Nc4 Rf2 26.Nd6 Bd6 27.Kf2 Ba3-+) 22...Qb1 23.f5 Bg5! 0–1. Nordholz,Thomas – Reim,Gerd, Oberliga Nord W, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Ra2 a6 12.Qe2 Nc4 13.Ne1 Bf8 14.f4 Ne7 15.Nf3 g6 16.g4 h5 17.h3 hg4 18.hg4 Bb5 19.Ng5 Nc6 20.f5 gf5 21.gf5 Be7?? (better is 21...ef5 22.Rf5 Rc7-/+) 22.Nf7!+/- Rg8 (22...Kf7 23.fe6 Passed pawn) 23.Kh1 Qb6 24.Nh6 Rg3= 25.Rf3 Rf3 26.Qf3 N4e5 27.de5 Ne5 28.Qh5 Kd8 29.f6 Bf6 30.Bg5? Nd7?? 31.Bf6 Nf6-/+ 32.Qf3 Bd3 33.Qd3 Ne4 34.Kg2 Qc7 35.Qe3 Qg7 36.Kh3 Kc7 37.Rg2 Qf6 38.Rg4 Nf2 39.Kg3 Ng4 40.Ng4 Qf5 41.Nd2 Kb8 42.Nf3 Rc4 43.Nfe5 Re4 44.Qc5+= Qf4 45.Kh3 Qf1 46.Kg3 Qe1 47.Kh3 Qf1 48.Kg3 Qb5 49.Qd6 Ka7 50.Nd7 Qd3 51.Kh4 Rg4 52.Kg4 Qf5 53.Kh4 Qh7 54.Kg5 Qg8 55.Kf6+/- Qc8 56.Ke6 Qc6 57.Qc6 bc6 58.Kd6 Kb7 59.Kc5 a5 60.Ne5 a4 1–0. Buono,Michele (2190) – Rotoni,Matteo (2085), Porto San Giorgio op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.0-0 Na5)

11.Ba3 a6 12.Be7 Ne7 13.Ng5 g6 14.g4 h6 15.Nf3 Nc4 16.Qc1 h5 17.h3? (17.g5 Qc7+=) 17...Bb5 (17...hg4 18.hg4 Bb5 19.Qf4-+) 18.Qf4 hg4 19.hg4 Nc6 20.Kg2 Qe7 21.Ng5 Kd7 (21...Na7 22.Rh1 Rh1 23.Kh1-+) 22.Rh1 (better is 22.Qf7!? Rh4 23.Qe7 Ke7 24.Kg3+=) 22...Rh1-+ 23.Kh1 Rf8 24.Qf6 Qf6 25.ef6 Nd6 26.Bb5 Nb5 27.Kg2 Nd6 28.Nf3 Ne4 29.Ne5 Kc7 30.f3 Nf6 31.Nc6 Kc6 (31...bc6?! 32.Ra6 Nd7 33.Na3-/+) 32.Nd2 Nd7 33.Nb3 Rc8 34.Rh1 Kd6 0–1. Luodonpaa,Martti (2005) – Tuominen,Risto (2255), Joensuu We JoeSK op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

11.Qc2 h6 12.Qa2 Nc6 13.Bd2 Bg5 (13...g5 14.Be3=+) 14.Ng5 hg5 15.Na3 a6 16.c4 (16.Rfb1 Rb8=) 16...Nd4=+ 17.Qb2 dc4 18.Nc4 Nb5 19.Ba5 Qe7 20.Nb6 Rb8 21.Rfd1 Bc6 22.Bb5 Bb5 23.Rac1 Bc6? (23...g4 24.Nc8 Qh4 25.Rd8 Qd8 26.Bd8 g3 27.Nd6 Kf8+-) 24.Bb4 Qc7 25.Bd6 Qd8 26.Bc5 (better 26.Nc4 g4 27.Bb8+-) 26...Bd5+= 27.Bd6 Bc6 28.Bb8 (28.Nc4!? Bd5 29.Bb8 Qb8 30.Nd6 Kd7 31.Nf7 Rh4+-) 28...Qb8 29.Nc4 Ne7 30.Nd6 Kf8 31.Nb7 Bd5 (31...Bb7 32.Qb7! Nc6 33.Qb8 Nb8 34.Rd8 Ke7 35.Rh8+-) 32.Qb6 Kg8 33.Rc7 Nf5 (33...Ng6 34.Qd6+-) 34.Qc5 (34.Rdc1 Kh7+-) 34...Kh7 35.Nd6 Qb3 36.Rc1 Nh4 (36...Nd6 37.ed6 Qd3 38.Rf7 Qe4+-) 37.Nf7 Bg2 38.Ng5 (better 38.Nh8 Bd5 39.f4 Nf3 40.Kf2 Qa2 41.Qc2 Qc2 42.R1c2 Kh8 43.R2c3 gf4 44.Rf3 Bf3 45.Kf3+-) 38...Kh6 (38...Kg6 39.Qe7 Nf5 40.Qe6 Qe6 41.Ne6 Be4+-) 39.Qe7 (better 39.Nf7 Kh7 40.Qc4 Qc4 41.R1c4 Nf5 42.Kg2 Re8+-) 39...Kh5 (39...Nf5 40.Nf7 Kh7 41.Qg5+- (41.Kg2 Ne7 42.Re7 Qb4-+)) 40.Qg7 (better 40.Ne6 Qe6 41.Qe6+-) 40...Rh6 41.R7c4 (41.R7c3 Qb2 42.Nh7 Rg6 43.Nf6 Kg5+-) 41...Nf5 42.Qg8 Bd5 43.R4c3 Qb4 44.Rh3 Nh4 45.Qf7 (45.Rg3!? Qf4 46.Re1 Qf5+-) 45...Rg6 46.Rg3 Nf5 47.Ne4! Ng3 (47...Qe4 48.Qg6; 47...Be4 48.Qg6) 48.Qh7 (48.Nf6 Kh6 49.Qh7 Kg5 50.hg3 Rf6 51.Qh4 Qh4 52.gh4 Kf5 53.ef6 Kf6+-) 48...Rh6 49.Ng3 Kg5 50.Qg8 Kh4 51.Rd1 (better 51.Qg7 Qd2 52.Ra1+-) 51...Kh3?? (51...Qg4 52.Qd8 Kh3 53.Rd3+- (53.Rd5 Qf3 54.Kf1 Qd5 55.Qd5 ed5-+)) 52.Qg5 (52.Ne4! Qa3 53.Qg2 Kh4 54.Qg5 Kh3 55.Qh6 Kg4 56.Qg5 Kf3 57.Re1 Be4 58.Qg3) 52...Rh4+- 53.Qe3 Rg4 54.Qh6 Rh4 55.Qe3 Rg4 56.Qd3 Qf4 57.Qf1 (57.Qa6?! Qf3 58.Qf1 Kh4 59.Rd5 Qd5=) 57...Kh4 58.Rd5 (58.Qe2 Kg5+=) 58...ed5 59.Qa6 d4 60.Qd6 (60.e6 Qf6 61.Qe2+-) 60...Kh3-+ 61.Qc7 Qe4 62.Kf1 Qb1 63.Ke2 d3 (63...Kh2?! 64.e6 Rg6 65.e7 Re6 66.Ne4 Kh1 67.f3 Qb5 68.Kd2=+) 64.Kd2 Qb2 65.Ke3 Qd4 (65...Kh2?? 66.Qh7 Rh4 67.Qh4 Kg2 68.Qh1) 66.Kd2 Qf2 67.Kd1 d2 68.Qh7 Kg2 69.Qb7 Kh2 (69...Kh2 70.Qh7 Kg2 71.Qb7 Kg3 72.Qa8 Qe1 73.Kc2 d1Q 74.Kb2 Qe5 75.Ka2 Qea1) 0–1. Kaczmarek,Aleksander (2330) – Mulet,Piotr (2275), 1nd Polish Championship League, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.0-0 Na5)

11.Nfd2 a6 12.f4 (12.Qg4 g6=) 12...f5 13.Kh1 Nc4 (13...Nc6 14.Ba3=) 14.Nf3 (14.Nc4!? dc4 15.Be2=) 14...Nh6 (14...Qc7 15.Bc4 Qc4 16.Nfd2=+) 15.h3 (15.Bc4 Rc4 16.Ba3 Rc8=+) 15...Nf7 (15...Bb5 16.Ng5 Bg5 17.fg5-/+) 16.Rg1 (16.Bc4 Rc4 17.Ba3 Bh4-/+) 16...h5 (16...Bb5 17.Nbd2-/+) 17.Qe1 g6 (17...Rg8 18.Nbd2=+) 18.Na3 (18.Bc4 Rc4 19.h4=+) 18...Kf8 (18...Na5 19.Ra2=+) 19.Nh2 (19.Nc4 dc4 20.Be2 Bc6+=) 19...Nh6 (19...Qa5 20.Bc4 Rc4 21.Nc4 Qa1 22.Nb6=+) 20.Ra2 (20.Nc4 dc4 21.Be2 Kg7=) 20...Kf7 (20...Qa5 21.Bc4 Rc4 22.Nc4 Qa2 23.Nd6=+) 21.Nc2 (better 21.Nc4!? dc4 22.Be2=) 21...Bb5 22.Qe2 Qc7 23.Ne1 (23.Nf3 Ke8=+) 23...Qc6 24.Nef3 Nb6 (24...Ke8 25.Nd2-/+) 25.Ng5 Bg5 26.fg5 (26.Bb5 Qb5 27.Qb5 ab5 28.fg5 Ng8-/+) 26...Ng8 27.Bd2 Bd3 28.Qd3 Ne7 29.Rb1 Nc4 30.Be1 (30.Bc1 b5-/+) 30...b5 31.Nf3 Rc7 32.Nd2 Nd2 33.Bd2 Ra8 34.Rb3 Nc8 35.Bc1 (35.Rba3 Ke8-/+) 35...Nb6 36.Ba3 Na4 (36...Nc4 37.Bb4-/+) 37.Bd6 (37.Bb4 Qc4 38.Qb1 a5-/+) 37...Rcc8 (37...Qc4 38.Qd1 Nc3 39.Rc3 Qc3 40.Bc7 Qc7 41.Rc2-+) 38.Kh2 (38.Qe3!?-/+) 38...Qc4-+ (worse 38...Nc3 39.Rc2 Qc4 40.Rcc3 Qd3 41.Rd3+=) 39.Qc4 Rc4 (39...bc4?? 40.Rb7 Kg8 41.Ra4+-; 39...dc4?! 40.Rba3-/+) 40.Rc2? (better 40.Raa3-+) 40...Rac8 41.Bc5 (41.Bb4 Rd4!! 42.cd4 Rc2-+) 41...Nc5 42.dc5 R4c5 (42...d4 43.Ra3-+) 43.Ra3 (43.Ra2 Rc3 44.Rc3 Rc3 45.Ra6 b4-+) 43...R5c6 (better 43...d4 44.Ra6 dc3 45.Kg3-+) 44.Rca2 Ra8 45.Ra5 (45.Kg3 Ke7-+) 45...Rb6 (45...Rc3 46.Ra6 Ra6 47.Ra6-+) 46.g4 (46.Kg3 Rc8 47.R2a3 Rbc6 48.Ra6 Ra6 49.Ra6 Rc3 50.Kf2 Rc4-+) 46...hg4 (46...h4 47.Rf2-+) 47.hg4 Ke7 48.Kg3 Rc6 49.gf5 ef5 50.Rb5 Rc3 51.Kf2 ab5 52.Ra8 Rc7 (better 52...d4!? 53.Ra6 Re3 54.Rg6 Re5 55.Rg7 Kd6 56.g6-+) 53.Ra6 Rb7 (53...Kf7!? 54.Rd6-+) 54.Rg6-/+ Kf7 ½–½. Salmons,Calum (1920) – Jamroz,Viktor (1715), 5th Hull England, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Rc8 10.0-0 Na5)

11.Ne1 f5 12.g4 a6 13.gf5 ef5 14.Qf3? (better is 14.Ng2 Qb6 15.Ra2=) 14...Nb3-+ 15.Nc2 Na1 16.Na1 g6 17.Qd5 Be6?? (17...Bc6 18.Qd8 Rd8 19.Nb3-+) 18.Qd8?? (better is 18.Qe6 Rc6 19.Qb3+-) 18...Rd8-+ 19.Nb3?? b5 20.Na5 Bd5 21.Na3 Rc8 22.Nb5 ab5 23.Bb5 Kf8 24.c4 Ba8 25.d5 Bb4 26.Nb3+= Ne7 27.d6 Nc6 28.Bh6 Kf7 29.f4 Nd8 30.Ra1 g5 31.Ra4 Bc3 32.Bg5 Ne6 33.Ra7 Kg6 34.Bd7?? Ng5-+ 35.Bc8 Rc8?? 36.fg5-/+ Be5 37.d7 Rd8 38.h4 Kf7 39.Kf1 Be4 40.c5 Bb8 41.Ra5 Rd7 42.Ke2 Bf4 43.c6 Rc7 44.Nd4 Bh2 45.h5 f4 46.Nf5? Bc6 47.Nh6 Ke6 48.Ng4 f3 49.Kf2 Bd6 50.Ne3 Bb4 51.Ra1 Bc5 52.g6 hg6 53.hg6 Kf6 54.Rc1 Ba7 55.Rc3 Kg6 56.Kg3 Be3 57.Re3 Kf5 58.Rc3 Rg7 (58...Rg7 59.Kf2 Rg2 60.Ke3 Re2 61.Kd4 f2 62.Rc5 Kg4-+) 0–1. Lazarev,Gennady (2395) – Gurin,Anatolij (2225), RUS–ch Seniors, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

11.h3 a6 12.Re1 (12.Ra2 Nc4-/+) 12...Bc6 (12...h5 13.Ng5 Bc6 14.h4+=) 13.Nh2 (13.Qc2 h5+=) 13...h5 (13...h6 14.Qg4 g5 15.Ba3=) 14.Bc2 (14.Nf1 Nc4+=) 14...g6 (14...Nc4 15.Ra2+=) 15.Qf3 (15.Bd3 h4+=) 15...Rh7 (15...Bb5 16.Qg3+=) 16.Qg3 Kd7 (16...Bh4 17.Qf4 Rg7 18.Qf3+=) 17.Qf3 (17.Bd3 h4 18.Qf3 Ke8+=) 17...Qb6 (17...Bb5 18.Rd1+=) 18.Na3 (18.Ra2 Bb5+=) 18...Qc7 (18...Ke8 19.Qg3=) 19.Rd1 (19.Qd1 Ke8+=) 19...b5 (19...Ke8 20.Be3+=) 20.Nb1 Bb7 21.Bd2 Nc4 22.Bc1 a5 23.Nf1 b4 24.Ba4 Bc6 25.Bc6 Qc6 26.cb4 ab4 27.Nbd2 Nb6 28.Ra7 Rc7 29.Rc7 Qc7 30.Nb3 Ke8 31.Be3 Nh6 32.Rc1 Qd7 33.Nfd2 Kf8 34.Qe2 Kg7 35.Qa6 Na4 36.Rc8 Nb2?? 37.Qa8?? Nc4 38.Nc5 Bc5= 39.dc5 d4?? 40.Bg5+- Ne5 41.Ne4 f5 42.Bf6 Kf7 43.Rf8 1–0. Schulz,Hans Juergen (2075) – Gaede,Derek (2165), Hamburg HSK Elo op 2nd, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.h3 Qb6 12.Nfd2 +=.

11.h4 h6 (11...Nh6 12.Ng5=) 12.g3 (12.Re1 g5=) 12...Qb6 13.Nfd2 (13.Qc2 g5=) 13...Bb5 (13...h5 14.Ra2=+) 14.Bb5 Qb5 15.Qg4 Rh7 (15...g5 16.h5=+) 16.h5 (16.Qf3 g5 17.Na3 Qa6=) 16...a6 (16...Bf8!?=+) 17.f4+= Nc4 18.Nc4 Rc4 (18...dc4? 19.f5 Qd5 20.fe6 Qe6 21.Qf3+-) 19.f5 Qc6 20.f6 (20.Kg2 ef5 21.Qf5 g6 22.hg6 Qg6 23.Qg6 fg6=) 20...Bf8 21.Ra2 (21.Ba3 Qc7 22.Bd6 Qc8 23.Bf8 Kf8=) 21...b5 (21...Kd8 22.Ba3 Qe8 23.Bf8 Qf8 24.Qf3=) 22.Bd2 (better 22.Ba3+=) 22...Qc7?? (better 22...Ra4 23.Ra4 ba4=) 23.Ra6+- gf6 (23...Qb7 24.Re6! Kd8+-) 24.Ra8 Kd7 25.Qg8 1–0. Gharagyozyan,Artur – Saeed Abbas Kadhim, 5th Iraqi International Open, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.0-0 Na5)

10.0-0 a6

11.Ba3 Ba3 12.Na3 Nge7 13.Nc2 (13.Qd2 Na5 14.Rfb1 Ba4=+) 13...Na5=+ 14.Qd2? (better 14.Ra3=+) 14...Nb3-+ 15.Qg5 Na1 16.Qg7?? (16.Ra1 Nf5 17.Qd2-+) 16...Rg8 17.Qh7 (17.Qh6 Nc2 18.Bc2 Bb5-+) 17...Nc2 18.Bc2 Rc3 19.Nh4 (19.Bd3 Rd3! 20.Qd3 Bb5-+) 19...Qc8 (better 19...Bb5 20.g3 Bf1 21.Kf1-+) 20.Bg6 (20.Bd3-+) 20...fg6 21.Nf3 Rc1 22.g3 Bb5 23.Ng5 Rf1 24.Kg2 Rf8 (24...Rf8 25.Nf3 Rf2 26.Kh3 Qc2 27.Kg4 Qf5 28.Kh4 g5 29.Kh5 Qh7 30.Kg5 Rf5 31.Kg4 Qh5) 0–1. Delaruelle,Christian (1840) – Yuan,Beline (1800), 9th Rouen France, Open, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.0-0 a6)

11.c4? Nb4!?-+.

11.c4? dc4 12.Bc4-/+ Nb4 13.Qb3 (13.Be2 Bc6-/+) 13...Rc4 14.Qc4 Bb5 15.Qb3 Bf1 16.Kf1 Qd5 17.Qa4 Qc6 18.Bd2 Qa4 19.Ra4 Nd5 20.Nc3 Nc3 21.Bc3 Nh6 22.d5 (22.Bd2 Kd7-/+) 22...ed5 23.Rd4 0-0 24.Rd5 Rd8 25.Rd8 Bd8 26.Nd4 Bb6 27.f4 (27.Nf3 a5-/+) 27...Ng4-+ 28.Nf5 g6 (28...Nh2!? 29.Ke2 Bc5-+) 29.Nd6-/+ Ne3 30.Ke2 Ng2 31.Kf3 Ne3 32.Nb7 Nf5 33.Ke4 Kf8 34.Kd5 Be3 35.Ke4 Bc1 (better 35...Ke7!?-/+) 36.Nc5= a5 37.Ba5 Kg7 (37...Ke8 38.Bb4+=) 38.Bc3 Kh6 (38...Kf8 39.Nb3 Be3 40.Bb4 Ke8 41.Na5+=) 39.Nd3 (39.Nb7 Ba3+/-) 39...Ba3+= 40.Bb4 Bb4 41.Nb4 Kh5 42.Nc6 (42.Nd5 Kh4 43.Nf6 h5=) 42...Kh4 43.Nd8 Nh6 44.Kd5 (44.Nb7 Kh3+=) 44...Kg4 45.Ke4 Kh3 46.Kd5 (46.e6!? fe6 47.Ne6=) 46...Kh2-/+ 47.Kd6? (better 47.Ke4!?-/+) 47...Kg3-+ 48.Ke7 (better 48.e6 Nf5 49.Ke5 fe6 50.Ne6-+) 48...Kf4 49.e6 fe6 50.Ne6 Kg4 (better 50...Kf5 51.Nd4 Ke5 52.Nc6 Kf4-+) 51.Nf8-/+ Nf5 (51...Ng8 52.Ke6 h5 53.Ng6-/+) 52.Kf6 h5 53.Ng6 Nh4 (53...Nd4!? 54.Ne5 Kg3-/+) 54.Ke5?? (better 54.Ne5 Kf4 55.Nd3 Ke4 56.Kg5=) 54…Ng6-+ (54...Ng6 55.Kd5 Nf4 56.Kd4 h4 57.Ke3 h3 58.Kd4 h2 59.Kc5 h1Q 60.Kc4 Qc1 61.Kb4 Nd5 62.Kb3 Qc3 63.Ka2 Nb4 64.Kb1 Qb3 65.Kc1 Qc2) 0-1. Ljukin,S (2365) - Rishi,S (2460), Titled Tuesday, 2020.

11.Nbd2 Na5 12.Nb3 Nb3 13.Qb3 Bc6 14.h4 (14.h3 h5=) 14...Qd7 15.Qd1 (15.Re1!?=) 15...Bb5=+ 16.Bb5 Qb5 17.Bd2 Bd8 18.Rb1 Qd7 19.Ne1 (19.Qb3 Rc7=+) 19...Ne7=+ (worse 19...Bh4 20.Qg4 g5 21.g3+-) 20.h5 (20.Qb3 b6=+) 20...Nc6 (20...Nf5!?-/+) 21.Nd3= b6 22.Qg4 g6 23.f4 (23.Qh3!?=) 23...Na5=+ 24.f5 ef5 (24...gf5?! 25.Qg7 Rf8 26.Qh7=) 25.Qh3 Nc4 (25...0-0 26.hg6 fg6 27.Qf3=+) 26.Bh6 (26.hg6!? Nd2 27.g7=) 26...Rc6 (26...Na3 27.Rbc1=+) 27.Rbe1 (27.Nb4 Re6 28.Na6-/+) 27...Rg8 (better 27...g5!? 28.Bg7 g4-+) 28.Bc1= g5 (28...Be7 29.hg6 Rcg6=) 29.e6?? (better 29.Nb4 f4 30.Nc6 Qc6 31.e6+-) 29...fe6-/+ 30.Qf5 Qe7 (better 30...a5!?-/+) 31.Qg4= Bc7?? (better 31...Rf8=) 32.Nb4+- (32.Nb4 Qd6 33.Bf4+-) 1–0. Rahls,Peter (2235) – Hort,Vlastimil (2420), World Senior Teams +65, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Rc8 10.0-0 a6)

11.Nbd2 Na5 12.Qc2 Qc7 13.Bh7 (13.Bb2!?=) 13...Qc3-/+ 14.Qb1 Qb4 15.Bb2 Nh6 16.Bc2 0-0 (16...Bc6 17.Qa2-/+) 17.Rc1 Rc6 18.Bh7 Kh8 19.Rc6 Nc6 (worse is 19...bc6 20.Ba3 Qb1 A) 21.Nb1? Ba3 (21...Kh7 22.Be7 Rb8 23.Bd6-/+) 22.Ra3 Nc4-+ (22...Kh7?! 23.Ra5 Rb8 24.Nbd2-/+); B) 21.Bb1 Ba3 22.Ra3+=) 20.Bd3 Rc8 21.Qa2 Na7 22.Nb1 Bb5 23.Ba3 Qa4 24.Qe2? (better is 24.Qd2 Bb4! 25.Bb4 Qa1 26.Bc2-+) 24...Ba3 25.h3 Rc1 (25...Rc1 26.Kh2 Qb3 27.Ra3 Qb1-+) 0–1. Zvjaginsev,Vadim (2685) – Rodshtein,Maxim (2630), Moscow RUS, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Nfd2 Na7 12.f4 Bb5 13.Nf3 Bd3 14.Qd3 Nh6 15.Ng5 g6 16.Qh3=+ Ng8 17.g4 Qb6 18.Kh1 Nb5 19.Nf7? Kf7-+ 20.f5 ef5 21.gf5-/+ Nf6?? 22.ef6+- Bf6 23.fg6 hg6 24.Qd7 (24.Qd7 Kg8 25.Qc8 Qd8 26.Qb7+-) 1–0. Ermeni,A (2310) – Kleinhenz,HG (2010), MTO Open, Biel SUI, 2006.

11.Nfd2 Nh6 12.g4 Na7 13.Nb3 Bb5 14.Kh1 Bd3 15.Qd3 Qc7 16.Qh3 Bf8 17.f4 Nb5 18.Rf3 Ng8 19.f5 ef5 20.gf5 Qd7 21.e6 Qc7 22.Re3 (better is 22.ef7 Qf7 23.f6=) 22...Nf6-/+ 23.ef7 Kf7 24.Bd2 Bd6 25.Be1 Rhe8 26.Re6 Qd7 27.Re8 Re8 (27...Ne8?! 28.Qh7 Nf6 29.Qg6 Kg8 30.Bh4-/+) 28.Bh4 Qe7 (better is 28...Re2!? 29.Bg3-+) 29.N1d2 Qe2 (better is 29...Qe3 30.Nf3 Qh6-+ (30...Nc3?! 31.Bf6 Kf6 32.Qh4 Kf5 33.Rf1+=)) 30.Qg2?? (better is 30.Bf6 Kf6 31.Qh4 Kf5 32.Rf1 Kg6 33.Rg1 Kf7 34.Qh7 Qh2 35.Qh2 Bh2 36.Kh2 Nc3 37.Rf1 Kg8 38.Rc1-/+) 30...Nc3 31.Bf6 Kf6 32.Rg1 Bf8 33.Nc5?? Qh5 34.Ne6 Kf7 35.Nf3 Kg8?? 36.Ne5 Re7+= 37.Ng4 Qh4 38.Ne5? Ne4 39.Rf1 Kh8?? 40.Nf8+- Qf6? 41.Ne6 b5 42.Ng6! hg6 43.fg6 Re6?? 44.Rf6 Rf6 45.Qh3 Kg8 46.Qc8 Rf8 47.Qe6 (47.Qe6 Kh8 48.Qh3 Kg8 49.Qh7) 1–0. Gaudron,Fanny – Assad,Kathy, FRA–ch U14 Girls, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.0-0 a6)

11.Re1 Na5 12.Nfd2!?=.

11.Re1 Na5 12.h4 Nc4=+ 13.g3 h6 14.Nbd2 Bb5 15.Nc4 Bc4 (worse 15...Rc4 16.Bc4 Bc4 17.Nd2+=) 16.Bc2 Bf8 17.Nh2 Ne7 18.f4 h5 (18...b6 19.h5-/+) 19.Nf3 g6 20.Ba3 Bb5 21.Qd2 Qc7 22.Re3 Nf5 23.Bf5 gf5 24.Bf8 Kf8 25.Ng5 Bc4 26.Qb2 Kg7 27.Ree1 a5 28.Qa3 Ra8 29.Kg2 b5 30.g4? (better 30.Qc1-/+) 30...hg4-+ 31.h5 Bd3 32.Kg3 Be4 33.Reb1 (33.Ne4 de4 34.Rh1-+) 33...Rh5 (better 33...Bb1!? 34.Rb1 Rh5 35.Qc5 Qc5 36.dc5-+) 34.Ne4 Rh3 35.Kf2 de4 36.Rb5 (36.Qc5 e3 37.Kf1-+) 36...Rah8 (36...e3 37.Kg1 Rah8-+) 37.Kg1 (37.Rc5 Qe7 38.Qb4 Rf3 39.Ke1 Qh4 40.Kd1 Qf2 41.c4 Rh1 42.Qe1 Re1) 37...Qc4 38.Qe7 Rh1 39.Kg2 Qe2 (39...Qe2 40.Kg3 Qh2; 39...R8h2 40.Kg3 Qc3) 0-1. Sivanesan,Subramanian (2010) - Harikrishnan,A (2400), 45th Sitges Open, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Rc8)

11.Re1 Na5 12.h4 Nc4=+ 13.h5 Nh6 (13...Bb5 14.Qc2-/+) 14.Nfd2 (14.Bh6 gh6 15.Qb3 Qc7=) 14...Bb5 (14...Nd2 15.Bd2 Bg5 16.Be3=+) 15.Nf1 (15.Nc4!? Bc4 16.Bh6 gh6 17.Bc4 Rc4 18.Qg4=) 15...Nf5-/+ 16.Qf3 g6 17.h6 Bg5 18.Bf5 gf5 19.Qh5 (19.Qg3 Be7=+) 19...Bc1 20.Rc1 Rg8 21.f4 (21.Nfd2!?-/+) 21...Rg4-+ 22.g3 (22.Nfd2 Rf4 23.Nf3 Qe7-+) 22...Ke7 (22...Na5 23.Rc2-+) 23.Ra2 Qg8 24.Rg2 Qg6 25.Qh3 Rg8 26.Kh2 f6 27.Nbd2 fe5 28.de5 Bc6 29.Nc4 dc4 30.Rd2? (better 30.Rf2-+) 30...Rf4 31.Ne3 (31.Rcd1 Qg5 32.Rd4 Rf3-+) 31...Re4 32.Ng2 (32.Nf1-+) 32...Qg5 33.Rcd1 (33.Rcc2 Rg4 34.Rd4 Rg3-+) 33...Rg6 (better 33...Rg4 34.Rd8 Rg3 35.Rg8 Rh3 36.Kh3 Qg8 37.Rd2 Qg4 38.Kh2-+) 34.Nh4 Rh4! 35.gh4 (35.gh4 Qf4 Mate attack; 35.Qh4 Rh6 Pinning (35...Rh6 Decoy)) 35…Qf4 (35...Qf4 36.Qg3 Qg3) 0-1. Leconte,JO (2225) - David,Alb (2530), 7th ch-Francophonie Blitz blitz, 2019. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

11.Ne1 Na5 12.Qg4 g6 13.f4?? (better 13.Ba3=) 13...Nb3-+ 14.f5? (14.Nc2 Na1 15.Na1-+) 14...ef5 (14...Na1?! 15.fg6 hg6 16.Qg6-+; 14...Nc1 15.fg6 hg6 16.Qf4-+) 15.Bf5 (15.Qd1 Na1 16.Bb2 Qa5-+) 15...Bf5 16.Rf5 gf5 (16...Na1 17.Rf2-+) 17.Qg7 Bf6 (17...Bf6 18.ef6 Qf6 (18...Na1?! 19.Qh8 Kd7 20.Qh7 Qf6 21.Nd3-+; 18...Nc1?! 19.Qh8 Qf6 20.Qh7-+) 19.Qf6 Nf6-+; worse 17...Na1 18.Qh8 Kd7 19.Qh7-+; 17...Nc1?! 18.Qh8 Kd7 19.Qh7-+) 0–1. Pelantakis,Mihail (1660) – Skaperdas,K (2190), 20th Iraklio Open, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 Bd7 4.a3 c5 5.b4 cb4 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 Rc8 10.0-0 a6)

11.Ne1 Na7 12.f4 f5 13.g4 g6 14.gf5 gf5 15.Rf2 Kf8 16.Raa2 Bb5 17.Rg2 Qe8 18.Nf3 Qh5 19.Qf1 Nh6 20.Rg3 Rg8 21.Ng5 Bg5 22.fg5 Nf7 23.Rh3 Qg6 24.Rg2 Bd3 25.Qd3 Nb5 26.Rhg3 Ke8 27.Bf4 Nh8 28.Rb2 Qf7 29.Rbg2 Ng6 30.Qf1 Rc4 31.Bd2 Ra4 32.Rf2 Ra1 33.Qd3 f4 34.Rgg2 Na3 (34...Na3 35.Rf1 Nb1 36.Rb1 Rb1 37.Qb1 Nh4-+) 0–1. Arnau de Arenys,A – Araguas,C, ESP–Cup corr, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 Rc8)

11.Ne1 Na7 12.Qg4 g6 13.Qg3 Bb5 14.Be3 Bd3 15.Nd3 Nb5 Attacks the backward pawn on c3 16.Rc1 h5 17.Nf4 Bh4 18.Qh3 Qe7 (18...Rc4!? 19.Ne2 Rc6=) 19.Nd5+= Qd8 20.Nb6 Rc6 21.d5 ed5 22.c4 dc4 23.Na3 (better is 23.Nc3!? Nc3 24.Rc3 Bf2 25.Bf2 Rb6 26.Bb6 Qb6 27.Kh1+=) 23...Na3-/+ 24.Rd1 Qe7 25.Nd5 Qe6?? (better is 25...Qe5 26.Bd4 Qd5 27.Bh8 Qc5 28.Qh4 Rd6+/-) 26.Qh4+/- Ne7? (better is 26...f6!? 27.Ra3 Qe5+-) 27.Nf6 Kf8 1–0. Chandler,Patrick – Mueller,Thorsten, Moscow op, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ne1 Qc7 12.Bd2 Na5 13.f4 (13.Na3 Ba3 14.Ra3 Nc4=+) 13...Nc4-/+ 14.Bc1 Qb6 (14...Nh6 15.Qf3-/+) 15.Ra2 (15.Nc2 Nh6=+) 15...f5 (15...Nh6-/+) 16.g4 (16.Qh5 g6 17.Qd1 Bb5-/+) 16...Nh6 (16...fg4 17.Qg4 Nh6 18.Qh5 Kd8 19.Ng2-+) 17.h3 (17.g5 Nf7-/+) 17...0-0-+ 18.Rg2 (18.g5 Nf7-/+) 18...g6 (better 18...Bb5-+) 19.Qf3? (better 19.g5!? Nf7 20.Ra2-/+) 19...fg4-+ 20.hg4 Ne5! 21.Qh3 (21.fe5 Rf3 Pinning (21...Rf3 Deflection)) 21...Nd3 22.Nd3 Nf7 (better 22...Qb1 23.Bb2 Qa2 24.Qh6 Bd6-+) 23.g5?? (23.Rh2 h6 24.Ne5 Qb1 25.Nd7 Rfd8-/+) 23...Kg7 (better 23...Qb1 24.Ba3 Qf1 25.Kf1 Ba3 26.Kg1-+) 24.Be3 (24.Rh2 Rh8 25.Ne5 Ne5-+) 24...Bb5 25.Rb2 Qc6 26.c4 (26.Rd1 Bd3 27.Rd3 b5-+) 26...dc4 (26...Bc4 27.Rh2 Rh8 28.Rc1-+) 27.Ne5 (27.Rh2 Rh8 28.Nc5 h6 29.Ne6 Kg8-+) 27...Ne5 28.Qh6 (28.Rh2 Rh8 29.fe5-+) 28...Kg8 29.Rh2 Rf7 30.de5 c3 31.f5 (31.Rc1 Qf3 32.Qh3 Qh3 33.Rh3 c2-+) 31...ef5 (31...Qe4 32.Re1 c2 33.Rc2 Rc2 34.Nd2 Qg4 35.Kh2 Rf5 36.Qg7 Kg7 37.Ba7 Rg5 38.Rf1 Qg2) 32.Bd4 (32.Rc1 f4 33.Rc3 fe3 34.Rc6 Rc6-+) 32...Bc5 (32...Bc5 33.Bc5 Qc5 34.Rhf2 Bf1 35.Nc3 Qc3-+) 0–1. Popova,Yulia (1770) – Karpenko,Artem (2040), Fide Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Rc8 10.0-0 a6)

11.Ne1 f5 12.g4 Na5 13.gf5 ef5 14.Ng2 g6 15.Nf4 Bg5 16.e6 Bc6 17.Bf5 Ne7 (17...gf5?? 18.Qh5 Ke7 19.Qf7 Kd6 20.Ba3) 18.Bc2 0-0 19.Qg4 Bf4 20.Bf4 Nc4 21.Bh6 Rf6 22.Bg5 Qf8 (better 22...Rf8!?+=) 23.Re1+- Re8 24.Bf6 Qf6 25.Na3 (25.Ra2 Kh8+-) 25...Rf8 26.Qg3 Nd2 27.Re3 (27.Re2 Ne4 28.Be4 de4+=) 27...Nf3 (27...Ne4 28.Be4 de4 29.Nc4+=) 28.Kg2 (better 28.Kh1!?+/-) 28...Nh4= 29.Kg1 Nef5 ½-½. Mikula,Michal (1830) - Fraczek,Dar (2030), Jastrzebia Gora POL, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8)

11.Ne1 f5 12.g4 Na5 13.Ng2 g6 14.gf5 ef5 (14...gf5 15.Qh5 Kf8 16.Ra2+=) 15.Nf4 (15.Re1!?+-) 15...Bg5+= 16.e6 (worse 16.Nd5 Bc1 17.Qc1 Nb3-/+) 16...Bc6 17.e7?? (better 17.Bf5 Nc4 18.Bh3+=) 17...Qd6-/+ (17...Ne7?? 18.Ne6 Qd6 19.Ng5+-) 18.Bf5 (18.Nh3!? Bc1 19.Qc1-/+ (19.Ra5? Bh6-+)) 18...gf5-+ (18...Bf4 19.Bf4 Qf4 20.Bc8+=; 18...Ne7 19.Bc8 Bf4 20.Ba3+=) 19.Qh5 Kd7 20.Qg5? (20.Re1 Nf6 21.Qh3-+ (21.Qg5?? Rhg8 22.Ng2 Rg5 23.Bg5 Ne4-+)) 20...Ne7-+ 21.Ba3 Rhg8 22.Bd6 Rg5 23.Kh1 Kd6 24.Ra5 Ng6 (24...Bb5 25.Re1-+) 25.Ng6 hg6 26.Rg1 Rg1 27.Kg1 Bb5 28.Ra3 Re8 29.Nd2 Re1 30.Kg2 Bd3 31.Rb3 (31.Nf3 Be4 32.Kg3 Rh1-+) 31...Kc7 32.h4? (32.Nf3 Be4 33.Kg3 Rh1-+) 32...Rd1 (better 32...Re2 33.Rb2-+) 33.Rb2 a5 34.Kg3 (34.Ra2 a4!-+) 34...a4 (34...Rc1 35.Nb3 Rc3 36.Na5 Bc2 37.Kf4-+) 35.Ra2 b5 36.Nf3?! (36.Kf4-+) 36...Bc4 37.Ra3 Rd3 38.Kf4 Bb3 (38...b4 39.Ra4 bc3 40.Ra7 Kb6 41.Ra1-+) 39.Ne5 (39.Ng5 Rc3 40.Ne6 Kc6-+) 39...Rc3 40.Ng6?? (40.Ra1 b4 41.Ng6-+) 40...Rc1 41.h5 (41.Ne5 Rd1 42.Ke3-+) 41...b4 42.h6 (42.Ra4 Ba4 43.Ne5-+) 42...ba3 43.Kg5 Rg1 44.Kh5 Bd1 (44...Bd1 45.Kh4 Rg6 46.h7 Rh6 47.Kg5 Rh7 48.Kf6 Rh6 49.Kf5 a2 50.Kg5 Rh7 51.Kf5 a1Q 52.f3 Qd4 53.Ke6 Qf4 54.Kd5 a3 55.Kc5 Rh5) 0–1. Ponce Cano,Adrian – Longa Yauca,Javier, 4th Calvia Spain, Amateur Open, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.0-0 a6)

11.Ne1 h5 12.f4 g6 13.g4? (better is 13.Ba3=) 13...hg4-+ 14.Ng2 Nh6 (14...Rh3 15.Be2-+) 15.Ra2 (15.Ne3 Na7-+) 15...Na7 16.Ne3 Bb5 17.Re1 Bh4 18.Ree2 Bd3 19.Qd3 Nb5 20.Rad2 (20.Rec2 Qd7-+) 20...Nf5 21.Bb2 Ne3 22.Re3 Qc7 23.Rg2 Be7 24.Rg4 Qc4 25.Qd1 a5 26.Rg2 Qc6 27.Qa4 Nd4! 28.Qa5?? Nb3 29.Qa2 Bc5 30.Qb3 Be3 31.Kh1 Qc4 32.Qd1 Qe4 33.Nd2 Bd2 34.Qd2 Rc4 35.Bc1 Rh3 36.Qa2 Rhc3 37.Qa8 Rc8 (37...Rc8 38.Qc8 Rc8 39.Bd2 Rc2 40.Kg1 Qd4 41.Kh1 Rd2 42.Rd2 Qd2 43.h3 Qf4 44.h4 d4 45.Kg2 d3 46.h5 d2 47.hg6 d1Q 48.gf7 Kf7 49.Kh3 Qdf3#) 0–1. Freyberg,Dominic (1955) – Grieger,Thomas (1690), JBLN Ost, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.h4 Bh4 12.Nh4 Qh4 13.Qb3 Nd8 14.g3 (14.Nd2 Ne7=) 14...Qh3=+ 15.Ra2 (15.Ba3 Ne7 16.Ra2 h5-+) 15...f5 (15...Ne7!?-/+) 16.f3 (16.Nd2 Nh6 17.Nf3 Ng4-/+) 16...Qh5 17.g4 (17.Bf4 Ne7=+) 17...Qf7=+ (17...fg4?? 18.Rh2 Qf7 19.fg4+-) 18.gf5 (18.Nd2 Ne7 19.gf5 ef5-/+) 18...ef5-/+ 19.Ba3 (19.Na3 Ne7-/+) 19...Ne7 20.Qb4 (20.Bd6 0-0-/+) 20...Rc6 (20...h5 21.Rg2-/+) 21.Rg2 Re6 (21...Rg6!?-/+) 22.c4=+ Nec6 23.Qb2 (better 23.Qc3 Rg6 24.Rff2=+) 23...Rg6-/+ 24.cd5 (24.Rc1 Rg2 25.Qg2 Nd4-+) 24...Qd5 25.Bc5? (better 25.Rg6 hg6 26.Bc5 Ne5 27.Qe2-+) 25...Rg2-+ 26.Kg2 (26.Qg2 Nd4 27.Bd6 N8e6-+) 26...Ne6 27.Nc3 (27.Qc3 Ne5! (worse 27...Nc5 28.dc5 Be6 29.Na3-+) 28.de5 Qc5 (28...Nc5?! 29.Bc4 Qc6 30.Rd1-+) 29.Bf5 Nf4 30.Kh1 Qb5 31.Bd7 Qd7-+ (31...Kd7 32.Rd1 Ke6 33.Qc7 Qe5 34.Qd7 Kf6 35.Rd6 Ne6 36.Nd2 Qh5 37.Kg2 Qg5 38.Kf2 Qh4 39.Kg2 Qg5 40.Kf2 Qh4 41.Kg2 Qg5=)) 27...Nf4 28.Kh2 (28.Kg3 Nd3 29.Nd5 Nb2-+) 28...Nd3 29.Nd5 Nb2 30.Nc7 (30.Rb1 Na4 31.Rb7 Nc5 32.dc5-+) 30...Kd8 31.Nd5 (31.Rb1 Kc7 32.Rb2 Be6-+) 31...Na4 32.Bd6 (32.Rb1 b5-+) 32...Nd4 33.Rd1 (33.Kg3 Bc6 34.Ne7 Kd7-+) 33...Ne6 (better 33...Nf3!? 34.Kg3 Bc6 35.Rd3-+) 34.Ne7 (34.Bb4 h5-+) 34...f4 35.Nf5 (35.Kg2 Nc3 36.Rc1 Nb5-+) 35...Nc3 36.Rg1 (36.Rd3 Nb5-+) 36...g6 37.Nh6 (37.Be7 Kc7 38.Bf6 Rf8-+) 37...Ke8 38.Ng4 (38.Kg2 Bc6-+) 38...Bc6 39.Nf6 (39.Kg2 Ne2 40.Rh1 N2d4-+) 39...Kf7 40.Rc1 (40.Kg2 Nd4 41.Rc1 Bf3 42.Kf2 Nd1 43.Ke1 Nb5-+) 40...Nb5 41.Bb4 (41.Ne4 Rd8 42.Kg2 Be4 43.fe4 Nd6 44.ed6 Rd6-+) 41...Rd8 (41...Ng5 42.Kg2 Rd8 43.Ne4 Ne4 44.fe4 Be4 45.Kf2-+) 42.Kg2 (42.Ne4 Be4 43.fe4 Rd4-+) 42...h5 0–1. Arcos Facio,Mateo (2160) – Roselli Mailhe,Bernardo (2420), 1. Marcel Duchamp Cup, 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.0-0 a6)

11.h4 Nh6 12.Bh6 gh6 13.Qd2=.

10.h4 a6

11.Ng5 Qb6 12.Ba3 (worse is 12.Nh7 Nd4 13.Qg4 Bb5 14.Bb5 A) 14...Nb5? 15.Qg7 Nd4 16.Qh8+- (16.cd4?? Rc1 17.Ke2 Rc2 18.Nd2 Qd4-+); B) worse is 14...ab5 15.Qg7 Nc2 16.Ke2 Na1 17.Qh8=; C) 14...Qb5 15.Qd4 Rh7-+; 12.Bh7?! Bg5 13.hg5 g6+=) 12...Nd4 13.Nf7 (worse is 13.cd4 Qd4 14.Ra2 Bg5 15.hg5 Qe5 16.Kf1 Qg5-/+) 13...Kf7 14.cd4 Bb4 15.Kf1 Bb5 16.Qf3 Ke8 17.g3 Bd3 18.Qd3 Ba3 19.Na3 Ne7 20.Kg2 Nc6 21.Rhb1 Qc7 22.Nc2 g6 23.Ne3 Na5 24.Ng4 Nc4 25.Nf6 Ke7 26.Qb3 Rb8 27.h5 gh5 28.Rh1 Ne5 29.de5+= Qe5 30.Nh5 Qe4 31.Kg1 Rhf8 32.Rh4 Qe5 33.Qa3 Qd6 34.Nf4 Qa3 35.Rh7 Rf7 36.Rf7 Kf7 37.Ra3 Rd8 38.Nd3 Kf6 39.Nc5 b6 40.Na6 d4 41.Rf3 Ke5 42.Nb4 Rc8 43.Kf1 Rc4 44.Rb3 Kd6 45.Nd3 Kc7 46.Ke2 Ra4 47.Kf3 Kc6 48.Ke4 b5 49.Rb4 1–0. Doric,Nenad (2405) – Jakovljevski,Radivoje (2050), CRO–ch Zagreb, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 Rc8 10.h4 a6)

11.Ng5 Bg5 12.hg5 g6 13.Qg4 Nb4 14.Rh3 (14.cb4 Rc1) 14...Nd3 15.Rd3 Bb5 16.Rh3 Qd7 17.Ba3 Qc6 18.Nd2 b6 19.Bd6 Rd8 20.Qf4 Rd7 21.Rc1 Kd8 22.Bf8 h5 23.gh6 Rh7 24.Bg7 a5 25.Qe3 Ba6? (better is 25...Ne7+=) 26.Nf3+- Qc4? (26...Bc4 27.Ng5 Rg7 28.hg7+-) 27.Kd2 (better is 27.Ng5!? Nh6 28.Bh6 Rh8 29.Ne6 Kc8+-) 27...Nh6 28.Bh6 Kc8 29.Bf8 (better is 29.Ng5!? Rh8+-) 29...Rh3 30.gh3 Kb7 31.Ne1 Rd8 32.Be7 Rh8 33.h4 Rh5 34.Bg5 Rh7 35.Nd3 Bb5 36.Rc2 Rh8 ½–½. Hebbinghaus,Holger (2235) – Tscheppe,Karl Heinz, Buchholz op 1st, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Rc8 10.h4 a6)

11.Ng5 g6?? 12.h5+/- Bg5 (12...gh5 13.Nf7! Kf7 14.Qh5 Kf8 15.Bh6 Nh6 16.Qh6 Kf7 17.Bh7+-) 13.hg6+- fg6 (13...h5 14.Rh5 Bh6 15.Qf3+-) 14.Bg6! hg6 (14...Kf8 15.Qf3 Bf6 16.Bg5+- (16.ef6?! Qf6 17.Nd2 Nce7=)) 15.Rh8 Kf8 (15...Qe7 16.Rg8 Kf7+-) 16.Qf3 Kg7 17.Qh3 Bh6 1–0. Castella Garcia,Fausto (2325) – Iagar,Razvan_Gabriel (2150), Mislata ESP, Closed IM, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ng5 Nh6 12.Bd2 Nf5 13.g3 g6 14.Qf3 (14.Bf5 ef5 15.Qb3 h6-/+) 14...h6 (14...Qb6 15.g4 Qb2 16.gf5 Qa1 17.Nf7 Rg8=) 15.Nf7+= Kf7 16.g4 Bh4 17.gf5 ef5 18.Qd5 Be6 19.Qd8 Bd8 20.Na3 (better is 20.Rh6!? Ba5 21.Rh8 Rh8 22.Ke2=) 20...Na5 21.Ke2 (21.Rh6!? Rh6 22.Bh6-/+) 21...Nb3-+ 22.Rab1 b5 23.Nc2 Ba5 24.Rb3 Bb3 25.Ra1? (better is 25.Nb4-+) 25...Bc3 26.Ra6 Bd2 (better is 26...Bc2 27.Ra7 Kf8 28.Bc3 Rc3 29.Bb5 Bb3 30.Ra8 Kg7 31.Ra7 Bf7-+) 27.Ra7 Kg8 28.Kd2 Rh7 29.Ra6 Bc2 30.Bc2 Rd7 (better is 30...Kg7!?-/+) 31.Rg6+= Kh7?? (better is 31...Kf7 32.Bf5 Rd4 33.Ke3 Rd5=) 32.Bf5+- Rd4 33.Ke3 Rdd8 34.Rc6 (34.Rc6 Kg7 35.Bc8+-) 1–0. Martorell Aubanell,Adria (2120) – Simon Del Sol,Jaume (2010), Santa Eulalia de Roncana ESP, 6th Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ng5 Nh6 12.g4!? =.

11.Ng5 Nh6 12.Bh7 g6-/+ 13.Qf3? (better is 13.Nd2!? Na7 14.Ndf3+=) 13...Nd4!-+ 14.Qf4?? (14.cd4 Rc4 Double attack (14...Rc1 Pinning; 14...Rc1 Deflection; 14...Rc1 Decoy; 14...Rc1 Clearance)) 14...Nc2 15.Kd1 Rc4 (15...Na1 16.Nf7 Nf7 17.Bg6-+) 16.Qf3 (16.Kc2 Rf4 17.Bf4-+) 16...Na1 17.Nf7 Nf7 (17...Ba4!? 18.Ke1 Nf7 19.Bg6 Re4 20.Be3-+) 18.Bg6 Ba4 19.Ke1 (19.Ke2 Rf8 20.Bh6 Re4 21.Be4 de4 22.Qe4 Bc6-+) 19...Re4! 20.Kf1 Bb5 (20...Bb5 21.Kg1 Re1 22.Kh2 Rh4 23.Kg3 Rhh1 24.Qf7 Kd7-+) 0–1. Huenerberg,Clemens (1695) – Pytel,Bozena (2085), St Ingbert op, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Rh3 h6 12.Rg3 Bf8 13.Kf1 Na5 14.Kg1 Qb6 15.Bc2 Ne7 16.h5 Nf5 17.Rh3 Nc4 18.Ra2 Ne7 19.Nh4 Kd8 20.Rf3 Be8 21.Na3 Rc7 22.Rg3 Na5 23.Bd2 Nec6 24.Bd3 Kc8 25.Nc2 Nc4 26.Bc4 dc4 27.Ne3 Ne7 28.Qa1 ½–½. Spraggett,Kevin (2585) – Ross,Paul (2260), Canada zt, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

9.Bd3 f5

10.0-0 Na5 11.Na3 Rc8 12.Nb5 Bb5 13.Bb5 Kf8 (13...Kf7 14.Qa4 b6 15.Bd2=) 14.Ng5+= Bg5 15.Bg5 Qg5 16.Ra5 a6 (16...Ra8!?+/-) 17.Bd7+- Rd8 18.Be6 Ne7 19.Qb3 Qg6 20.Qb6 Rc8 (20...Ke8!?+=) 21.Rc5 Rc5 (21...Ke8!?+/-) 22.dc5+- h5 23.Qd6 Rh6 (23...f4 24.c4 d4 25.Qd8 Qe8 26.Qd4+-) 24.Bd7 Qd6 25.cd6 Nc6 (25...Kf7 26.e6 Kf6 27.de7 Ke7 28.Rd1+-) 26.e6 g6 (26...g5 27.Re1 Ne7 28.Bc8+- (worse is 28.de7 Ke7 29.Re5 Rf6+-)) 27.Re1 (better is 27.Bc6 Rh7 28.Bd5 Ke8+-) 27...Rh7 (27...Ne7+-) 28.Bc6 bc6 29.e7 (29.e7 Re7 30.Re7+-) 1–0. Noetzel,Felix (2100) – Boehning,Kilian (1885), Oberhof GER, Ch U25 A, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.0-0 a6 11.Na3 b5 12.Nc2 h6 13.Nd2 Na5 14.Qh5 Kf8 15.f4 Nc4 16.g4 Qe8 17.Qe8 Ke8 18.gf5 ef5 19.Nc4 bc4 20.Be2 g6 (better is 20...Bh4!?=) 21.Bf3+/- Be6 22.Ne3 Rd8 23.Ra6+- Kf7 24.Ra5 g5 25.Nd5 gf4? 26.Nf4 Bg5 27.d5 Bc8 28.Bh5 Kg7 29.Be2 Ne7 30.Bc4 Ng6 31.Nh5 Kf8 32.Ba3 White intends d6 32...Kg8 33.d6 Kh7 34.e6 Be3 35.Kh1 Bb7 36.Bd5 Bd5 37.Rd5 Nh4 38.d7 Kg6 39.Ng3 f4 40.Ne4 Rhg8 41.Be7 Nf5 42.Bd8 Rd8 43.Rf5! (43.Rf5 Kf5 44.e7 Rd7 45.e8Q+-) 1–0. Ayza Casamitjana,A (1865) – Solsona Manonelles,J (1700), Balaguer ESP, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 a6 11.Be3 b5 12.Nfd2 Na5 13.Qh5 g6 14.Qh3 Nc4 15.Nc4 dc4 16.Be2 Bc6 17.Nd2 Bd5 18.g4 Bg5 19.f4 Bh6 20.gf5 ef5 21.Nf3 Bg7 22.Bf2 Ne7 23.Bh4 0-0 24.Ng5 h6 25.Bf3? (better is 25.Nf3-/+) 25...hg5-+ 26.Bd5 Qd5 27.Bg5 Nc6 28.Rfe1 Rfe8 29.Rab1 a5 30.Re3 Re6 (30...b4 31.Qg2 Qg2 32.Kg2-+) 31.Rbe1? (better is 31.Qg2 Qg2 32.Kg2-+) 31...Kf7 32.Qg2 Ne7 33.Rf3 b4 34.h4 bc3 35.h5 gh5 36.Qh3 Rh8 37.Be7 Ke7 38.Rg3 Qd4 39.Kh1 Qf4 40.Rg7 Kf8 41.Rf1 Qe4 42.Rg2 Re5 43.Qg3= Re7 44.Rf5?? Qf5-+ 45.Rf2 Re1 46.Kh2 Re2!? 47.Re2 Qd7 48.Qf4 Qf7= 49.Qd6 Kg8 50.Rg2?? Kh7-+ 51.Qc6 Rf8 52.Qe4 Qf5 53.Qe7 Rf7 54.Qe8 c2 55.Rg8?? Qf2 56.Kh3 Rf3 (56...Rf3 57.Rg3 Qg3) 0–1. Seehagen,Terry – Karmali,Hafiz (1865), Edmonton June op2, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.0-0 a6 11.g4 fg4-/+ 12.Ne1 Qb6 (12...Bg5 13.Bg5 Qg5 14.Qd2 Qd2 15.Nd2-+) 13.Qg4=+ 0-0-0?? (13...g6 14.Qh3 Kf7 15.Ng2=) 14.Na3 (14.Qg7 Nf6 15.Qh6 Rdg8 16.Kh1=) 14...Nh6=+ 15.Qe2 (15.Qg7?? Rdg8 16.Qg3 Rg3 17.hg3 Nf5-+) 15...Rdf8 16.Nac2 Nf5 17.Ng2 g5 18.Bd2 (18.Ba3 Kd8=+) 18...Kd8 19.Rab1 (19.Rfb1 Qc7=+) 19...Qc7-/+ 20.Bf5 (20.Nce3 Ne3 21.Ne3 h5-/+) 20...Rf5 (20...ef5?! 21.Nge3 Be6 22.c4 dc4 23.d5=) 21.Nge3 Rf4 22.Ng2 Rf5 23.c4 (23.Nge3 Rf7 24.c4 dc4 25.Nc4-/+) 23...dc4-/+ 24.Qc4 b5 (24...Rhf8 25.Qe2-/+) 25.Qa2 Bc8 26.Nce3 White intends d5 26...Rf3?? (better 26...Rf7-/+) 27.d5+- ed5? (better 27...Qe5 28.dc6 Rhf8+-) 28.Qd5+- Qd7 (28...Bd7 29.Qf3 Rf8 30.Qh5 Ne5 31.f4 gf4 32.Rf4+-) 29.Qf3 h5 (29...Ne5 30.Qh5 Qd2 31.Rfd1+-) 30.Qd5 (better 30.Rfd1 Ke8 31.Bc3+-) 30...Qd5 31.Nd5 Ne5 32.f4 Bc5 33.Be3 Be3 34.Nde3 gf4 35.Rbd1 Ke8 (35...Kc7 36.Nf4 Rg8 37.Kf2+-) 36.Rf4 Bb7 (36...Rh6 37.Nd5 Kd7 38.Rf5+-) 37.Nd5 Rh6 (37...Kd7 38.Rf5 Nc4 39.Ngf4+-) 38.Nf6 (38.Nf6 Rf6 39.Rf6+-) 1–0. Oldenhuis,Lance (1875) – Bollaart,Jeroen (1880), 5th Science Park Amsterdam Open – Group, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.0-0 Bf8 11.Na3 a6 12.h4 Nge7 13.Ng5 h6 14.Nh3 g6 15.g4 Bg7 16.Nf4 0-0 17.gf5 gf5 (worse is 17...Nf5 18.Ng6 Rf7 19.Qg4=) 18.Kh1 Qe8 19.Rg1 Kh8 (19...Kh7 20.Qb3 b5 21.Nc2-/+) 20.Be2 (better is 20.Nh5!? Rg8 21.Ng7 (worse is 21.Rg7 Rg7 22.Ng7 Kg7+=) 21...Rg7 22.Bh6 Rg1 23.Qg1+=) 20...Rg8+= 21.Bh5 Qf8 22.Bg6 Nd8 23.Qh5 Rc8 24.Bd2 a5 25.Rg2 b5 26.Rag1 Rb8 27.Qd1 Ndc6 28.Nd3?? (28.Qh5 b4 29.Bf7 ba3 30.Bg8+/-) 28...Ng6-+ 29.Rg6 Be8 30.Nc5? Bg6 31.Rg6 Ne5 32.Ne6?? Qa3 33.de5+= b4?? 34.Bh6+- Qc3 35.Bg7 Rg7 36.Rg7 Qh3 37.Kg1 Qh4 38.Rg5 Rg8 39.Rg8 Kg8 40.Qd5 Qg4 41.Kf1 Qh3?! 42.Ke2 Qg4 43.f3 Qg2 44.Ke3 Qg1 45.Kf4 Qh2 46.Kf5 Qh7 47.Kf6 Qf7 48.Kg5 Qe7 49.Kg4 Kh8 50.f4 a4 51.f5 Qa7 52.Qd8 Kh7 53.Qh4 Kg8 54.Qg5 Kh8 55.Qh6 Kg8 56.Qf8 Kh7 57.Ng5 1–0. Smith,Devon – Yee,Stanley, NZL–ch Major op, 2007. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 Nc6 6.Nf3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.0-0 g5 11.Ng5! Bg5 (11...Bg5 12.Qh5 Double attack (12.Qh5 Decoy)) 12.Qh5 Kf8 13.Bg5 (13.Qg5?! Qg5 14.Bg5 h6+=) 13...Qe8 14.Qd1 (14.Qh4!? h6+-) 14...Qg6+- 15.Bc1 Nge7 16.Be2 h5 (16...Rg8 17.Bf3+=) 17.h4 Nd8 18.g3 (18.Bg5 Ke8+-) 18...Nf7 19.Na3 a6 20.Nc2 (20.Qb3 Bc6+-) 20...Kg7 21.Ne1 Rac8 (21...Bb5 22.Bb5 ab5 23.Ra8 Ra8 24.Nd3+-) 22.Ra3 (22.Ng2!? Kh7+-) 22...Qh7 23.Nd3 Be8 (23...Ng6!?+-) 24.Nc5+- Nd8 25.Bg5 Kf8 26.Qb3 (26.c4 Bc6+-) 26...Nec6 (26...Bc6 27.Rb1+-) 27.Rb1 Rc7 28.Qb6 Rg8 (28...Qf7 29.Bd3+-) 29.Bd8 (29.Bh6! Rcg7 30.Bg7 Rg7+-) 29...Nd8 30.Ne6 Ne6 31.Qe6 Qf7 32.Qh6 Rg7 33.Rb6 Kg8 34.Rf6 (better 34.Bf3 Rc6 35.Rc6 Bc6 36.Kh2+-) 34...Rg6?? (34...Qe7 35.Rb3 f4 36.Qf4 a5+-) 35.Rf7 Rh6 (35...Bf7 36.Qf4 Be6 37.Bh5+-) 36.Rc7 1–0. Pawar,Harshit – Iyer Vivek, Mumbai International Open, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.0-0 g6 11.Na3 Na5 12.Nb5 Bb5 13.Bb5 Kf7 14.Qa4 b6 15.c4 (15.Ba3 Ba3 16.Ra3 h6=) 15...Nc4 16.Bc4 dc4 17.Qc4 Rc8 18.Qa6 Rc7 19.Bd2 Qd5 20.Rfc1 Rd7 21.Rc2 Kg7 22.Rac1 Nh6 23.Rc7 Ra8 24.Qa4 (24.Qc4 Rc7 25.Qc7+=) 24...Rad8 (better 24...b5!? 25.Qa6 Nf7=) 25.Qa7+- Nf7 (25...b5 26.Qa6 Nf7 27.R7c6+-) 26.Qb6 g5 27.Rd7 (27.Ba5 g4 28.Ne1 f4+-) 27...Rd7 28.Rc7 (better 28.Bc3!?+-) 28...g4= 29.Rd7 Qd7 30.Ne1 Ne5 31.Bc3 Nc4 32.Qa6 Qd5 33.Nd3 Bd6 34.g3 Kf7 35.Qa7 Kg6 36.Qd7 Qe4 (36...h6 37.Bb4 Kf6 38.Bd6 Qd6 39.Qh7+=) 37.Ne5 (37.d5 e5 (37...ed5?? 38.Qg7 Kh5 39.Qf7 Kh6 40.Bg7 Kg5 41.Qf6 Kh5 42.Qh6) 38.Nf4 Kh6 39.Qe6 Kg5 40.h4 gh3 41.Nh3 Kg4+-) 37...Ne5= 38.Qe6 Kg7 39.de5 (39.Qd6 Nf3 40.Kf1 Qb1 41.Ke2 Qc2 42.Kf1 Qd1 43.Be1 Qe1 44.Kg2 Qg1) 39...Qb1 40.Kg2 Qe4 41.Kf1 Qd3 42.Kg1 ½–½. Eder,Matthias (2120) – Wilfling,Hermann (2145), Graz Austria, Steirische Landesliga, 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.ab4 Bb4 6.c3 Be7 7.d4 d5 8.e5 Bd7 9.Bd3 f5)

10.0-0 g6 11.Na3 a6 12.c4 dc4 13.Bc4 b5 14.Bb3 Na5 15.Ba2 b4 16.Nc4 Rb8 17.Bd2 Nb7 18.Re1 Kf8 19.Nd6 Nd6 20.ed6 Bd6 21.Be6 Be6 22.Re6 a5 23.Qb3 Rb7 24.Rae1 1–0. Rodriguez,Guillermo (2435) – Rinaldi,Carlos Alberto (2490), corr ICCF Amici Sumus LADAC/CAPA (A), 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3)

10.0-0 h5 11.Ba3 Nh6 12.Qd2 Nf7 13.c4 Ba3 14.Ra3 Ne7 (14...dc4 15.Bc4 Rh6 16.Nc3=) 15.Nc3+= Bc6 16.c5 Ng6 (16...b6 17.Nb5+=) 17.Rfa1 Nh4 (17...a6!?+/-) 18.Nh4+- (worse is 18.Ra7 Ra7 19.Ra7 Nf3 20.gf3 h4+/-) 18...Qh4 19.Nb5 (19.Ra7?! Ra7 20.Ra7 Qd4+=) 19...0-0 20.Ra7 Ra7 21.Ra7 (worse is 21.Na7 Qd4 22.Ra2 Bd7-+) 21...Nd8 (21...Ng5 22.Qb2+-) 22.Bf1 (22.g3!? Qg4 23.Be2 Qg6+-) 22...Bb5+/- 23.Bb5 Nc6 24.Bc6 (24.Rb7?! Qd4 25.Qd4 Nd4+=) 24...bc6 25.g3 (25.Qb2 f4 26.Qb7 Qg5+-) 25...Qg4 26.h3 Qg6 27.Qf4 Rf7 (27...Rc8 28.Kg2+/-) 28.Ra6 Rc7 29.Ra8 Kh7 30.Kg2 Qf7 31.Qg5 Qg6?? (better is 31...f4+/-) 32.Rh8!!+- (32.Rh8 Kh8 33.Qg6+-) 1–0. Vitor,Antonio (2165) – Alexandre,Jorge (2305), POR–chT Portugal, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Ba3 a6 11.h4 g6 12.h5 g5 13.g4 fg4 14.Nh2 Nh6 15.Ng4 Ng4 16.Qg4 Ba3 17.Na3 0-0 18.Rg1 Kh8 19.Qg5 Qg5 20.Rg5 Rg8 21.Rg8 Rg8 22.Ke2 Rg5 23.h6 Be8 24.Rb1 b5 25.Nc2 Bh5 26.Ke3 Rg8? (better is 26...Bg6+=) 27.Ra1+- Nb8 28.Nb4 Bg6 29.Na6 Bd3 30.Nb8 Rb8 31.Kd3 Kg8 32.Ra7 Rb6 33.Rc7 b4 34.cb4 Rb4 35.Re7 Rb6 36.Ke3 Kf8 (36...Rb3 37.Kf4 Rd3 38.Re6 Rd4 39.Kf5+-) 37.Rh7 Rb3 38.Kf4 Rh3 (38...Rb2 39.Rd7 Kg8 40.Kg5 Rf2 41.h7 Kh8 42.Kg6 Rg2 43.Kf7+-) 39.f3 (better is 39.Kg5!? Rh1+-) 39...Kg8 40.Rg7 Kh8 41.Rg3 (better is 41.Rg6+-) 41...Rh4 42.Ke3 (42.Ke3 Rh6 43.Kf2 Rh2 44.Rg2+-) 1–0. Narmontas,Raimondas (2130) – Jurevicius,Tomas, LTU–ch sf Vilnius, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.Na3 a6 11.0-0 b5 12.Nc2 g6 13.Qe2 h5 14.Ba3 Kf7 15.Ra2 Ba3 16.Ra3 Kg7 17.Rfa1 Nb8 18.Nb4 Qb6 19.Qa2 Bc8 20.Nd2 Ne7 21.Nb3 Nec6 22.Nc6 Qc6 23.Nc5 Rf8 24.Qb2 Bb7 25.Qb4 Rf7 26.f4 Kh7 27.Ra5 Rc7 28.R1a3 (28.Nb7?! Rb7 29.Qa3 Nd7=) 28...Nd7 29.Bb5 ab5 30.Nb7 Rb8? (better is 30...Ra5 31.Nd8 Ra3 32.Qe7 Kh8 33.Nc6 Ra1 34.Kf2 Ra2 35.Kg3 Rc6 36.Qe8 Nf8 37.Qc6 h4 38.Kh4 Rg2+-) 31.Qe7 Kg8 32.Nd6 Nf8 33.Qf6 b4 34.Rb3 Ra8 35.Rc5?? Qd7?? 36.Rb5?? Rc3 37.R5b4 Rb3 38.Rb3 Ra1 39.Kf2+/- Qa7 40.Kg3 Ra3 41.Ra3 Qa3 42.Kh4 Qa7 43.Nc8 Qg7 44.Ne7 Kh7 45.Qg7 Kg7 46.h3 Kh6 47.Ng8 Kg7 48.Nf6 Kh6 49.g4 hg4 50.hg4 fg4 51.Kg4 Nh7 52.Ne8 Nf8 53.Nf6 ½–½. Perez,Flavio – Savinel,Philippe, FRA–chT2S, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.Na3 a6 11.Nc2 Qc7 12.g4 fg4 13.Ng5 Ne5! 14.de5 Qc3 15.Kf1 Qe5 16.Qg4 Nf6 17.Qh3 Rf8 18.Bh7 0-0-0 (better is 18...Bb5 19.Bd3 Bd3 20.Qd3 Ng4-/+) 19.Bd3+= Bc5 20.Be3 Be3 21.Qe3 Qe3 22.Ne3 (22.fe3? Ne4 23.Ke2 Ng5-+) 22...Kc7 23.Bg6 Rc8 24.Ke2 Bb5 25.Bd3 Bd3 26.Kd3 Kd6 27.Rac1 Rc6 28.Rc6 bc6 29.Ra1 Ra8 30.Nf7 Kc5 31.Ne5 Kd6 32.Nf7 Kc5 33.Rc1 Kb6 34.Ne5 c5 35.Rb1 Kc7 36.Rc1 Kd6 37.Nf7 Ke7 38.Ne5 Ne4 39.f3 c4 40.N3c4 Nc5 41.Ke3 dc4 42.Rc4 Rc8 43.Rf4 Kd6 44.Nc4 Kc6 45.Rf7 Rc7 (45...Rg8 46.Ne5 Kb5 47.h4-/+) 46.Rc7 Kc7 47.Kf4 Kd7 48.Kg5 Ke8 49.Kg6 Kf8 50.f4 Nb3 51.f5 ef5 52.Kf5 a5 53.Kg6 (better is 53.Ke4!?+=) 53...a4-+ 54.h4 Nc5 55.h5 Nd3 56.h6 gh6 57.Kh6 Kf7 58.Kg5 Ke6 59.Kg4 0–1. Rieger,Martin – Schmidt,J, Oberpfalz–ch M1, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.ef6 Nf6 11.0-0 0-0 12.Re1 Qc7 13.Ng5 Attacks the backward pawn on e6 (13.Ba3=+) 13...h6 (better 13...Bd6!?-/+) 14.Ne6= Be6 15.Re6 Bd6 16.g3 Rae8 (16...a6 17.Nd2=) 17.Bf5 (17.Re8 Re8 18.Be3 b6=) 17...Re6 ½–½. Zvara,David (2100) – Pilny,Jiri (1985), Rakovnik Czech Republic, Regional Team, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.ef6 Nf6 11.0-0 0-0 12.Re1 Qc7 13.h3 a6 14.Ng5 The backward pawn on e6 becomes a target 14...Nd8 15.Ra2 h6 16.Nf3 Nf7 17.Rae2 (17.Qc2 b5=+) 17...a5-/+ 18.Nh4 Bd6 19.Ng6 b5 (better 19...Rfd8!?-/+) 20.Nf8= Rf8 21.Nd2 Rb8 1–0. Gharagyozian,A (2250) – Djukic,Sa (2170), 5th ChessAmateur Belgrade, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.ef6 Nf6=+ 11.g4 0-0-/+ 12.g5 Ne4 13.h4 e5! 14.Be4 de4 15.Ne5 Ne5 16.de5 Qc8 17.Ba3 Ba3 18.Ra3 e3! 19.fe3 Bc6 20.Rh2 Qf5 21.Nd2 Qe5 22.Qe2 Qg3 23.Kd1?? Qd6 0–1. Schmitz,A (2115) – Cobb,C (2400), 3rd South Wales Int, 2006.

10.ef6 Nf6 11.Ng5 Qc7 12.Bh7 0-0-0 (worse is 12...Nh7 13.Qh5 Kd8 14.Nf7 Kc8 15.Nh8+-) 13.Qc2? (better is 13.Bd3 Rh2 14.Rh2 Qh2 15.Bf1+=) 13...Nh7-+ 14.Nh7 Nd4! 15.Qd3 (15.cd4 Qc2 Pinning (15...Qc2 Deflection; 15...Qc2 Clearance)) 15...Nb3 (15...Qe5!? 16.Be3 Nf5 17.Ra7 Rh7 18.Kd2-+) 16.Ra7 Kb8 17.Be3 Qc4?? 18.Qc4 dc4 19.Ra2 e5 20.Ng5 Rh5 21.Ne4 Bc6 22.f3 Be4 23.fe4 Rd3 24.Bf2 Rh8 25.0-0 Rf8 26.Ra4 b5 27.Ra6 Rf6 28.Rf6 Bf6 29.Na3 Nd2-/+ 30.Ra1 Ne4 31.Nb5 Nc3 32.Na3 e4 33.Re1 Ne2! 34.Re2 Ra3 35.Bg3 Kb7 36.Re4 c3 37.Rc4 Kb6 38.Be1 Kb5 39.Rc8 Ra1 40.Kf2 Kb4 41.Ke2 Kb3 42.h4 Ra4 43.Kf3 Rc4 44.Rc4 Kc4 45.Bc3 Kc3 46.h5 Kd4 47.Kf4 Kd5 48.Kf5 Kd6 49.h6 Ke7 50.Kg6 gh6 ½–½. Go,B (2125) – Nijs,N (2250), 14th HZ Open, Vlissingen NED, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Rg1 h5 11.g3 Nh6 12.Ba3 Nf7 13.Nh4 Rh6 14.Nd2 g5 15.Ng2 Ba3 16.Ra3 Qe7 17.Ra2 g4 18.f4 Nh8 19.Qb3 b6 20.Kf2 Ng6 21.Rga1 h4 22.Nf1 Kf7 23.Nfe3 Kg7 24.c4 dc4 25.Qc4 Rc8 26.d5 hg3 27.hg3 Nce5 28.Qd4 Qb4! 29.Bc4 (29.Qb4 Nd3) 29...Rc4 30.Nc4 Qc4 31.Qc4 Nc4 32.Ra7 Nf8 33.Nh4? (better is 33.Rd7 Nd7 34.Ra7-+) 33...Kf6 34.Rd1 e5 35.fe5 Ke5 36.Ra8 Ng6 0–1. Wohlfart,Paulus (2195) – Drozdovskij,Yuri (2570), Bad Woerishofen op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.g4 Qb6 11.gf5 ef5 12.Na3 (12.Nbd2 g6=) 12...Rc8 (12...Na5 13.Rg1 g6 14.Nd2=+) 13.Rg1 Qa5 (13...g6 14.Qe2 Be6 15.Nb5=) 14.Bb2 (14.Bd2 g6+=) 14...g6 (14...Qb6 15.Bc1 g6 16.Qe2=) 15.Nb5 (15.Qb3 Be6+=) 15...Qb6= 16.Qe2 a6 17.e6 (17.Nd6 Bd6 18.ed6 Kf7 19.Ne5 Ne5 20.de5 Nf6=+) 17...ab5=+ 18.ed7 Kd7 19.Bb5 Bf6 (19...Kd8 20.Ne5 Ne5 21.de5=+) 20.Ne5 (20.Ba3 Ra8=) 20...Be5=+ 21.de5 Re8?? (21...Ke6!?=+) 22.0-0-0 (22.c4 d4 23.Bd4 Qd4+-) 22...Kc7 (22...Kc8!? 23.c4 dc4 24.Qc4 Nge7=) 23.e6+= Nge7 24.c4 dc4 25.Be5 Ne5?? (better 25...Kc8 26.Bc6 Nc6 27.Qc4 Qf2 28.Bh8 Rh8=) 26.Qe5 (26.Qe5 Kc8 27.Bd7 Kd8 28.Be8 Kc8 29.Bd7 Kd8 30.Bb5 Qd4 31.Rd4 Nd5 32.e7 Kc8 33.Qh8 Kc7 34.Qd8) 1–0. Filipi,Stepan (2100) – Falout,Lubos (2200), CZE–ChT2A, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h3 h5 11.Rg1 Nh6 12.Bh6 Rh6 (12...gh6?! 13.Nbd2=) 13.g4 hg4 14.hg4 fg4 15.Rg4 Qb6 16.Nbd2 Rh1 17.Ng1 0-0-0 18.Rb1 Qc7 19.Ndf3 Rg8 20.Bg6 Rf8 21.Kf1 Na5 22.Bd3 Rg8 (22...Qc3? 23.Rc1 Qc1 24.Qc1 Kd8 25.Ke2+-) 23.Bg6 Kb8 (23...Qc3? 24.Rc1 Qc4 25.Bd3+-) 24.Kg2 Rgh8 25.Qc2 Nc4 26.Re1 Qd8 27.Ne2 R8h2! 28.Nh2 Re1 29.Nf4 a5 30.Bf7 g5 31.Be6? (better is 31.Ne6 Qb6 32.Rg5 Bg5 33.Ng5-/+) 31...Bc6?? (better is 31...gf4 32.Rg8 Be6 33.Rd8 Bd8-+) 32.Nf3 Ra1 33.Nh3 a4 34.Nhg5 a3 35.Nh7 Qb6 36.Nf6 Qb1 37.Qe2 Qd1 38.Qd1 Rd1 39.Bd5 a2 40.Bc4 a1Q 41.d5 Ba4 42.Be2 Qb2?? 43.Nd4?? Rd2-+ 44.Bf3 Qc3 45.Ne4 Qd4 46.Nd2 Qd2 47.d6 Bd6! 48.ed6 Bd7 49.Rg6 Qf4 0–1. Martens,Martin (2430) – Nikolic,Predrag (2670), Amsterdam ACT op 1st, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h3 h5 11.h4 Nh6 12.Bg5 Nf7 13.Be7 Qe7 14.Na3 Rc8 15.0-0 a6 16.c4 Nb4 17.cd5 Nd5 (worse is 17...Nd3 18.de6 Qe6 19.Qd3+=) 18.Re1 0-0 19.g3 Nc3 20.Qd2 Bc6 21.Nh2 Bd5 22.Nc2 Ne4 23.Qe2 g6 24.Ne3 Nc3 25.Qb2 Rc6 26.Ng2 Rfc8 27.Nf4 Kg7 28.Nf1 b5 29.Ne3 Qd7 30.Qb4 Bf3 31.Nf1 Nd5 32.Nd5 Bd5 33.Nd2 Rc3 34.Bf1 Bb7 35.Kh2? Qd5-+ 36.Bh3 R8c7 37.Re3? Rc1 38.Rc1-/+ Rc1 39.Nf3? Qa2 40.Qe7 Qf2 41.Bg2 Qe3 42.Qb7-+ Qe4 43.Qe7 Rc2 44.Nd2 Rd2 (44...Rd2 45.Qf6 Kf8 46.Qf7 Kf7 47.d5 Qg2) 0–1. Pen Li,Min – Vorontsov,Pavel, UKR–ch U12 Nikolaev, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h4 a6 11.g4 Nh6 12.Bh6 gh6 13.gf5 ef5 14.Nfd2 Be6 15.Qh5 Kd7 16.Bf5 Bf5 17.Qf5 Kc7 18.Qf4 Qf8 19.Qf8 Raf8 20.Ke2 Rf4 21.Nf3 h5 22.Nbd2 Rg8 23.Rag1 Rfg4 24.Nf1 Rg1 25.Rg1 Rg1 26.Ng1 Bh4 27.Ne3 b5 28.Nd5 Kd7 29.f4 a5 30.Kd3 a4 31.Nf3 Bd8 32.f5 h4 33.f6 h3 34.Kc2 h6 35.Kb2 Na5 36.Nf4 Nc4 37.Ka2 Nd2? (37...Ke8 38.Nh3 Ba5 39.e6 Bc3 40.Nf4+-) 38.Nh2?? (better is 38.e6 Kc8 39.f7+- (39.Nd2 h2 40.e7 Be7 41.fe7 Kd7=)) 38...Ne4+/- 39.Kb2 a3? 40.Ka3+- Nc3 41.Kb4 Ne4 42.Kb5 Nf6 43.Nh3 Nd5 44.Kc4 Ke6 45.Ng4 Bg5 46.Ngf2 Be7 47.Ne4 Nb6 48.Kd3 Kf5 49.Nc3 Nd7 50.Nd5 Ne5 51.de5 Bc5 52.Kc4 Ba7 53.Ne7 Ke5 54.Nc6 Kf5 55.Na7 Kg4 56.Nf2 Kf3 57.Nd3 h5 58.Nc6 h4 59.Nd4 Kg4 60.Kd5 h3 61.Ke4 h2 62.Nf2 Kg3 63.Ke3 Kg2 ½–½. Berghof,Axel – Petri,Bernd (2135), Oberliga Ost–C, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h4 a6 11.Ng5 Nh6 12.Qh5 Kf8 13.Ne6 Be6 14.Bh6 gh6 15.Bf5 Bf5 16.Qf5 Ke8 17.Nd2 Qd7 18.Qh5 Kd8 19.Qh6 Qg4 20.g3 Kc7 21.Qe3 Rhg8 22.Qf3 Qf3 23.Nf3 h6 24.Ke2 a5 25.Rhb1 a4 26.Rb5 a3 (better is 26...Rgd8!?-/+) 27.Rd5= Na5 28.Rb5 Kc6 29.Rab1 Rgd8 30.d5 Rd5 31.Nd4 Rd4 32.cd4 a2 33.d5 Kd7? (better is 33...Kc7!? 34.Ra1 Nc4+/-) 34.Ra1+- Nc4 35.Rb7 Ke8 36.f4 Bc5 37.Kd3 Nb6? (better is 37...Ne3 38.Rb3 Nd5+-) 38.d6+- Nd5 39.Kc4 Ne3 40.Kc5 Nc2 41.Ra2! Ra2 42.e6 Ra8 43.Rh7 (43.Rh7 Rc8 44.Kb6 Rb8 45.Ka7+-) 1–0. Schatz,Dieter (2135) – Berresheim,Helmut (2075), Oberliga Sued W, 2006. (=1.e4 c5 2.Nf3 e6 3.a3 d5 4.e5 Nc6 5.b4 cb4 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h4 Qb6 11.Na3= a6 12.Bg5 Rc8 13.0-0= Nd8 14.Be7 Ne7= 15.c4 Bc6 16.Qd2 0-0 17.c5 Qc7 18.g3 Be8 19.Nc2 Bh5 20.Ng5 Nec6 21.f3 h6 22.Nh3 Qe7 23.Kh2 Be8 24.Rab1 Rc7 25.Rb6 Nf7 26.f4 Nfd8 27.Be2 Bf7 28.Rfb1 Qe8 29.Bd1 Bh5 30.Bh5 Qh5 31.Qd1 Qd1-/+ 32.Rd1 g6 33.Kg2 Kf7 34.Ra1 Ke7 35.Kf3 Kd7 36.Ke3 Nf7 37.Rab1 Na5 38.Na3 Rg8 39.R6b2 g5 40.fg5 hg5 41.Rg1 Rcc8 42.hg5 Rh8 43.Nf4 Ng5 44.Rb6 Rc6 45.Rbb1 Rh2 46.Rg2 Rg2-/+ 47.Ng2 b5 48.cb6?? Rc3 49.Ke2 Ra3 50.b7 Nc6 51.b8Q Nb8 52.Rb8 Ra2 53.Kf1 Nf3 54.Nf4-/+ Nd4 55.Rb6 a5 56.Rd6 Ke7 57.Ra6? a4 58.Ra7 Kd8 59.Ra6 Kd7 60.Rd6 Ke7 61.Ra6 a3 62.Ra4 Nc6 63.Nd3 Ra1 64.Kg2 a2 65.Kh2 Rd1 (65...Rd1 66.Ra2 Rd3-+) 0–1. Sturma,M (2095) – Heinig,Wo (2295), Open, Arco ITA, 1999.

10.h4 Qb6 11.Na3 Nh6 12.Nb5 Nf7 13.Rb1 Qd8 14.Ng5 a6 15.Na3 Qa5 (15...Bg5?! 16.hg5 b5 17.Qd2+=) 16.Nc2 Qc3 17.Kf1 b5 18.Rh3 Ng5 19.Bd2 (19.Bg5 Qa5-/+ (19...Nd4?! 20.Bd2 Qc7 21.Nd4+=)) 19...Qd2! 20.Qd2 Nh3 21.gh3 0-0 22.Qf4 Rfb8 23.Ke2 b4 24.Rg1 b3 25.Ne3 a5 26.Bf5 ef5 27.Nd5 Rf8 (better is 27...Bd8 28.Nf6 Bf6 29.ef6 g6-+) 28.Ne7-/+ Ne7 29.Qg3 Rf7 30.Qb3 Nc6 31.Qd5 Rd8 32.e6?? (better is 32.Rd1-/+) 32...Nd4! 33.Qd4 Bb5 34.Ke3 f4 35.Ke4 Rd4 36.Kd4 Re7 37.Rb1 Bc6 38.Ke5 Be8 39.Rb6 a4 40.Kf4 g6 41.Ke5 Bf7 42.Rb8 Kg7 43.Ra8 Re6 44.Kf4 Rf6 45.Kg3 Bb3 46.Ra5 h5 47.Ra7 Kh6 48.Ra5 Rc6 49.Kf3 Rc3 50.Kg2 Bc2 51.Kh2 a3 52.Ra7 Bb1 53.Ra5 a2 54.Ra7 Rc2 55.Kg3 Rb2 56.f4 Be4 57.f5 Bf5 0–1. Capron,Daniel (2105) – Hennemann,Xavier (2100), St Chely d'Aubrac op 4th, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

10.h4 Qc7 11.Kf1 a6 12.g4 (12.Rh3 Na7+=) 12...fg4 13.Ng5 Nh6 14.Nh7 (14.Bh7 a5+=) 14...0-0-0 (14...Nf5 15.Ng5-/+) 15.Kg2 Kb8 16.Qe2 (16.h5 Rdg8+=) 16...Na5 (16...Nf5 17.Bf5 ef5 18.Ng5-/+) 17.Ba3 (better is 17.Bg5!? Nc6 18.Bc1=) 17...Ba3-/+ 18.Na3 (better is 18.Ra3 Nc4 19.Ra1-/+) 18...Nc4 19.Rhb1 (19.Nc4 dc4 Combination; 19.Bc4 Rh7 Deflection) 19...Nf5-/+ 20.Nc4 dc4 (20...Rh7 21.Nd6 Bb5 22.Bb5 ab5 23.Nb7 Nh4 24.Kf1 Qb7 25.Rb5+-; 20...Nh4 21.Kf1 dc4 22.Be4+=) 21.Be4 Bc6 (21...Bb5!? 22.Ng5 Qe7 23.Rb5 Nh4 24.Kf1 ab5+-) 22.Ng5= Nh4 23.Kf1 Nf3 (23...Be4 24.Qe4 Nf3 25.Nf3 gf3 26.Qf3=) 24.Nf3 (24.Ne6!? Qf7 25.Nd8 Rh1 26.Kg2 Rh2 27.Kg3 Rh3 28.Kg2 Rh2 29.Kg3 Rh3 30.Kg2 Rh2=) 24...gf3= 25.Qf3 Rdf8 26.Qg2 (better is 26.Bc6!? Rf3 27.Bf3=) 26...Be4-/+ 27.Qe4 Ka7 28.Rb2 Rf7 29.Rab1 b5-/+ 30.Ra1 Qb7 31.Qb7 Kb7 32.Kg2 Rf5 33.Rba2 Rg5 34.Kf3 Rh3 35.Kf4 Rf5 36.Kg4 Rc3 37.Ra6 Rd3 38.Re6 Rf2 39.Re7 Kc6-+ 40.Re6 Kd5 41.Rd6 Ke4 42.Re1 Re3 43.Re3 Ke3 44.e6 Kd2 45.Rb6 c3 46.Rb5 c2 47.Rc5 g6 48.d5 Re2 49.Kg5 c1Q 50.Rc1+/- Kc1 51.Kf6 g5? 52.d6+- g4 53.d7 Rd2 54.e7 Rd7 55.e8Q Rd3 56.Qe2 Rd2 57.Qc4 Kd1 58.Kg5 g3 59.Qb3 Ke1 60.Qg3 Rf2 61.Kg4 Kf1 62.Qd3 Kg1 63.Qd1 Kg2 64.Qd3 Kg1 65.Qe4 Kh2 66.Qe5 Kg2 67.Qe1 Rf3 68.Qe4 (68.Qe4 Kf1 69.Kf3 Kg1 70.Qg6 Kf1 71.Qb1) 1–0. Helin,Mikael (1910) – Ivarsson,Torbjorn (2120), Copenhagen DEN, Politiken Cup, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h4 Qc7 11.Bg5 Na5 12.Be7 Ne7 13.Ng5 h6 14.Nh3 Nc4 15.Nf4 g6 16.Rh3 Nb2 17.Qe2 Nd3 18.Qd3 a6 19.Rg3 Kf7 20.Nd2 Bb5 21.Qf3 Bc4 22.Rb1 b5 23.Qd1 a5 24.Nf3 b4 25.h5 (25.cb4 ab4 26.Nd2 Rhb8-/+) 25...g5-+ 26.Rg5 (26.Ng6!? Rhb8 27.cb4 ab4 28.Ne7 Qe7-+) 26...hg5 27.Ng5 Ke8 28.Nfe6 Qb6 29.Qa4 Qc6 30.Qc6 Nc6 31.Nc7 Ke7 32.Na8 Ra8 33.cb4 ab4 (33...Nd4?! 34.ba5 Nb3 35.h6 Ra5 36.h7+=; 33...Nb4?! 34.h6 Ba2 35.Rd1 Nc2 36.Kd2 Nd4 37.Ke3-+) 34.h6 Nd4 35.h7 Ne6 36.Ne6 Ke6 37.Rb4 Ke5 38.Rb7 Rh8 39.Kd2 Bf1 40.g3 Bg2 41.f4? Kf6 0–1. Malaczek,Mateusz (1820) – Osinski,Kamil (1710), 23. Memorial Kochana – B Koszalin Poland, 2012. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.a3 Nc6 5.ab4 Bb4 6.c3 Be7 7.d4 d5 8.e5 Bd7 9.Bd3 f5)

10.h4 Rc8 11.g4 Qb6 12.gf5 ef5 13.0-0 Nd8 14.Kh1 Nh6 15.Ng5 0-0 16.Bf4 Ne6 17.Ne6 Qe6 18.Ra7 Qb6 19.Ra2 Be8 20.Bg5 Bg5 21.hg5 Qg6 22.f4 Nf7 23.Rh2 h6 24.Rg1 hg5 25.fg5 Nh8 (25...Ng5? 26.Qc1 Rc7 27.Rg5+-) 26.Qf3 Bd7 27.Qh3 (better is 27.Rh6! gh6 28.gh6+/-) 27...Kf7+= 28.Qf3 Ke7 29.e6 (better is 29.Qh5!?+=) 29...Be6+= (29...Ke6 30.Re1 Kd6 31.Qf4 Kc6 32.Rb2 Qh5 33.Kg2 Qg4 34.Qg4 fg4 35.Bb5 Kd6 36.Bd7 Kd7 37.Rb7 Kc6 38.Rg7+/-; 29...Qe6?? 30.Re2 Ng6 31.Rge1+-) 30.Re1 Kd7?? (better is 30...Kd8-/+) 31.Bb5 Rc6 32.Rhe2 Nf7? 33.Re6+- Rh8 34.Kg2 Qh7 35.Qd5 (35.Qd5 Kc8 36.Re8 Re8 37.Re8 Kc7 38.Re7 Kb8 39.Rb7 Ka8 40.Bc6 Qh3 41.Kh3 Ng5 42.Kg2 Ne4 43.Qd8) 1–0. Kieffer,Christian (2090) – Carton,Camille (2225), FRA–chT2 North, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h4 g6 11.g4 fg4 12.Ng5 Nh6 13.Nh7 Nf5 (13...Rh7? 14.Bg6 Nf7 15.Bh7 Nfe5 16.de5 Ne5 17.Qe2+-) 14.Qg4 Rh7 15.Qg6 Rf7 16.Bf5 ef5 17.h5 Qc7 18.e6?? (better is 18.Bf4 Ne5 19.Be5+= (worse is 19.de5 Qc4 20.Be3 Bb5-+)) 18...Be6!-+ 19.Na3 (19.Qe6 Nd4 Decoy) 19...Kd7 20.h6 Nd4! 21.Rh3 Nb3 22.Rb1 Nc1 23.Nb5 Qf4 24.Nd4 Rf6 25.Rb7 Kd6 26.Qg7 Re8 27.Nb5 Kc6 28.Re7-/+ Qe4 29.Re3 Qh1 30.Kd2 Nb3 31.Kc2 d4 32.Na7 Kb6 33.Nc8 Rc8 34.R3e6 Re6 35.Re6 Rc6 36.Rc6 Qc6 37.Kb3 Qc3 38.Ka2 Qc2 ½–½. James,Ann Marie (2080) – Rudd,Jack (2325), South Wales op 3rd, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.0-0 Nh6

11.Ba3 0-0 12.Be7 Qe7 13.Na3 Be8 14.Qd2 f4 15.Nb5 Bh5 16.Kh1 (16.Qe2 Nf7-/+) 16...Nf7 17.Rg1 a6 18.Na3 Nh6 19.Ne1 Na5 20.Ra2 b5 21.f3 Qh4 22.Nb1 Nc4 23.Bc4 bc4 24.Qf2 (better is 24.Nc2!?-+) 24...Qf2 25.Rf2 Bg6 26.Nc2 Rfb8 27.Nb4 Bb1 0–1. pdchessvamp – marekt, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5 10.0-0 Nh6)

11.c4 Nb4 12.cd5 Nd5 13.Qb3 Qb6 14.Qd1 0-0 15.Bh6 gh6 16.Na3 Ba3 17.Ra3 a5 18.Rb3 Qc7 19.Qd2 a4 20.Ra3 Kg7 21.Bb1 Qa5 22.Qa2 Rac8 23.Nh4 Rc3 24.g4? (24.Rc3 Nc3 25.Qb2 Bb5-+) 24...f4 (better is 24...Qb4 25.Rc3 Nc3-+) 25.Be4 Qb4 26.Ra1 Ra3 27.Qa3 Qa3 28.Ra3 b5 29.Nf5 (better is 29.Bd5 ed5 30.f3-+) 29...ef5 30.Bd5 b4 31.Ra1 fg4 32.e6 Bb5 33.Rc1 Rd8 34.Rc7 Kf6 35.Rf7 Kg5 36.h4 Kh4 37.Rf5 Bd3 38.Re5 Rc8 39.e7 Bg6 40.Be4 Rc1 41.Kh2 Be8 42.Bh7 a3 43.Bg8 Rc2 44.d5 a2 45.Bf7 Bf7 (45...Bf7 46.e8Q g3 47.Kh1 a1Q 48.Re1 Bd5 49.f3 Bf3 50.Kg1 Qd4 51.Qe3 Qe3 52.Re3 Rc1 53.Re1 Re1; 45...g3 46.Kg2 Rf2 47.Kg1 a1Q 48.Re1 Qe1) 0–1. Husarik,Branko (2150) – Hlavacek,Robert (2200), CZE–chT1W, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5)

11.Re1 0-0 12.Na3 Na5 13.c4 Bc6 14.c5 b6 15.Bd2 (better is 15.Bh6!? gh6 16.cb6 ab6 17.Qb1=) 15...bc5-/+ 16.dc5 Bc5 17.Qc2 Nb7 18.Bh6 gh6 19.Reb1 Rc8 20.Qd2 Kg7 21.Nc2 Bb6 22.Ncd4 Qe8 23.Ba6 Rc7 24.Bb5 Bd7 25.Ra3 Nc5 26.Qf4 Ne4 27.Bd7 Qd7 28.g4? (better is 28.Rab3-/+) 28...fg4-+ 29.Qg4 Kh8 30.Qe6 (30.Rb6 Rc1 31.Kg2 ab6 32.Ne2-+) 30...Qg7 31.Kf1 Bd4 32.Qd5 Nd2 (32...Nd2 33.Ke2 Nb1 34.Qd4 Na3-+) 0–1. Daoudi,Kamal (2185) – Fenollar Jorda,Manuel (2260), Benidorm op U2300, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5 10.0-0 Nh6)

11.Re1 0-0 12.Bh6 gh6 13.Qc1 Kg7 14.Nbd2 a6 15.Nb3 b5 16.Qf4 Rg8 17.Nc5 Bc5 18.dc5 Ne7 19.Nd4 Ng6 20.Qe3 Qc8 21.Bf5 ef5 22.e6 Kf6 (22...f4 23.Nf5 Kf6 24.Qd4 Kf5 25.Qd5 Kf6 26.ed7 Qd8+=) 23.ed7+- Qd7 24.Qh6 Rge8 25.h4 Re1 26.Re1 Re8 27.Ra1 (27.Ra1 Qg7 28.Ra6 Kf7 29.Ra7 Ne7 30.Qg7 Kg7 31.Nf5 Kf6 32.Nd4+-) 1–0. Cherkasov,Nikolai – Kakabadze,Revaz, URS–chT Nabereznye Chelny, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Kh1 Nf7 12.Ng1 (12.Ba3 0-0=+) 12...Na5 (12...0-0 13.Ba3=+) 13.Nh3 (13.Ba3 Nc4=+) 13...Qb6 (13...b5 14.Ba3=+) 14.Na3 (14.Ba3 Ba3 15.Ra3 Bb5=+) 14...Qb3 15.Qd2 (15.Nb5 Qd1 16.Rd1 Bb5 17.Bb5 Nc6=+) 15...Rc8-/+ 16.Bb2 Qb6 17.Qe2 0-0 18.g4? (better 18.Rfb1=+) 18...fg4-+ 19.Rg1 Nh6 20.Bc1 Nf5 21.Qg4 Rf7 22.Bd2 (22.Bf5 ef5 23.Qg3 a6-/+) 22...Qd8 (22...Nb3 23.Rgb1 Ba4-+ (23...Nd2?! 24.Rb6 ab6 25.Qd1+=; 23...Na1?! 24.Rb6 ab6 25.Nb1-/+)) 23.Bc2 (23.Ng5 Bg5 24.Bg5 Qc7-/+) 23...a6 24.Nb1 (24.Ng5 Bg5 25.Bg5 Qc7-/+) 24...Qb6 25.Ra2 Nc4 26.Bg5 (26.Ng5 Bg5 (worse 26...Nd2 27.Nf7 g6 28.Nd2 Kf7 29.Rb1+=) 27.Bg5 Kh8-/+) 26...Bf8 (26...Qd8 27.Bd3-/+) 27.Nf4 (27.Bf4-/+) 27...Ne5 (better 27...Qc6!?-/+) 28.de5= d4 (28...Qf2 29.Nd3 Qb6 30.h3=+) 29.Be4 (29.Bf5 Rf5 30.Be7 Rf4 31.Qf4 Be7-/+) 29...Bc6 30.f3 Ne3?? (better 30...Qb3 31.Rd2 dc3-/+) 31.Qe6+- Re8 32.Qh3 (better 32.Bh7 Kh7 33.Qf7 Bf3 34.Ng2+-) 32...Be4=+ 33.fe4 Re5 34.cd4 (34.Qg3 Bd6 35.Bf6 Qc6 (worse 35...Re4 36.Bg7 Bf4 37.Bd4 Qg6 38.Qh3+-) 36.Be5 Be5=) 34...Rg5!-/+ 35.Rg5 (35.Qe3 Rg1 36.Qg1 Rf4-/+) 35...Qb1 36.Rg1 Qe4 37.Ng2 Ng4 38.Qb3 Qd4 39.Rf1 Nf6 40.Raf2 b5 41.Rf4 Qe5 (41...Qb6 42.Rc1-+) 42.Ne3 (42.Rf5 Qe8-/+) 42...Bd6-+ 43.Ng4 Qg5?? (43...Qf4 44.Rf4 Bf4 45.Nf6 gf6-/+) 44.Nf6+- gf6 45.Rf6 (45.Rf6 Qh5 46.Rd6+-) 1–0. Fernandez Cardoso,Alexey (2430) – Abreu Jean,Carlos Paul (2290), 10th Remberto Fernandez, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5 10.0-0 Nh6)

11.Bh6 gh6 12.c4 Nb4= 13.Be2 (13.c5 b6 14.cb6 ab6 15.Ra8 Qa8=) 13...Bc6 (13...dc4 14.Bc4 b5 15.Bb3=) 14.Qd2 (14.c5!?=) 14...dc4=+ 15.Qh6 Bd5 16.Na3 (16.Nc3 Bf3 17.Bf3 Qd4-/+) 16...Nd3 17.Rfd1 a6 (17...Bf3 18.Bf3 Qd4 19.Qe6 Qf2 20.Kh1+-) 18.g3 (better 18.Nc4!? Bc4 19.Bd3+=) 18...b5 19.Ng5?? (better 19.Qh5 Kd7 20.Bd3 cd3 21.Rd3-/+) 19...Bg5-+ 20.Qg7 Qe7 21.Qh8 Kd7 22.Qa8 Ba8 23.Nb5 ab5 (23...Qb4 24.Ra6 Qb5 25.Ra7 Ke8 26.Ra8 Kf7 27.h4-+) 24.Ra8 (24.Ra7 Ke8 25.Ra8 Kf7-+) 24...Qb4 25.Ra7 (25.Rda1 Bd8 26.R8a7 Ke8-+) 25...Ke8 26.Bh5 (26.Rh7 Qc3 27.Rb7 Qd4 28.Bd3 cd3 29.Rb5 Be3 30.Rb8 Kf7-+) 26...Kf8 27.Rf7 Kg8 28.Ra1 Bd8 29.Rd7 Ba5 30.Ra7?? (30.Bf7 Kf8 31.Be6 Qb2-+) 30...c3 (30...Qb2 31.R7a5 Qf2 32.Kh1-+) 31.R1a5 (31.R7a5 c2 32.Ra8 Kg7 33.Rf1-+) 31...c2 (31...Qd4 32.Ra2 Qd5 33.Bf7 Kf8 34.Be6 Qe6 35.Ra8 Ke7 36.R2a7 Qd7 37.Rd7 Kd7 38.Ra7 Kc6 39.Ra8=+) 32.Ra8 Kg7 33.R5a7 Kh6 34.Rh8 c1Q 35.Kg2 Kh5 36.Rah7 (36.Rhh7 Qh6! 37.Rh6 Kh6 38.Ra2-+) 36...Kg6 37.h4 f4 38.Rh6 Kf5 39.Rf6 Ke4 40.f3 Ke3 41.Kh3 (41.gf4 Qbd2 42.Kh3 Kf3 43.Re6 Nf4) 41...Nf2 (41...Nf2 42.Kg2 Qh1) 0–1. Huang,Qiuyu (1955) – Marin,Sam (1975), CMA Futurity mate, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5 10.0-0 Nh6)

11.Bh6 gh6 12.Qd2 Kf7 13.Qh6 Qg8 14.Na3 a6 15.c4 Nb4 16.Be2 dc4 17.Nc4 Qg6 18.Qh3 Nd5 19.Qg3 Qh6 (19...Qg3!? 20.fg3 Rhd8+=) 20.Nd6= Kf8 21.Ne1 (21.Nb7? Rg8 22.Ra6 Ra6 23.Ba6 Rg3 24.hg3 f4-+) 21...Rg8 22.Qb3 Nf4 (22...Bc6 23.Nb7 Nf4+=) 23.Bf3+/- Bd6 24.ed6 (better is 24.Qb7 Rd8 25.ed6+/-) 24...Bb5= 25.Qb5 (worse is 25.Bb7 Rb8 26.Bf3 Kf7-/+) 25...ab5 26.Ra8 Kf7 27.Rg8 Kg8 28.Bb7 Qf8 29.d7 Qd6 30.Bc6?? (better is 30.Bc8 Ne2 31.Kh1 Nd4 32.Nd3+=) 30...Ne2-+ 31.Kh1 Nd4 (31...Nd4 32.Bf3 Qd7-+) 0–1. Anton,Jose (1990) – Lenfant,Francois (2105), Bouches du Rhone op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 Bd7 4.a3 c5 5.b4 cb4 6.d4 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5 10.0-0 Nh6)

11.Bh6+= gh6 12.Nfd2 Rg8 13.Qh5 Rg6 14.Kh1 (14.Ra2 Bh4=) 14...Kf8 (14...Qb6 15.Na3 Nd8 16.Nc2=) 15.Nb3 (15.Rg1 Qb6 16.Ra2 Bd8=) 15...Kg7 (15...a5 16.Nc1=) 16.N1d2 (16.Nc1 Be8 17.Qf3 Qb6=) 16...a5 17.Rae1 (better is 17.Nc1!?=) 17...a4-/+ 18.Nc1 Qa5 19.Ne2 (better is 19.Nb1!?-/+) 19...Nd4!-+ 20.Nd4 Qc3 21.Bf5 Qd4 22.Bg6 hg6 23.Qe2 Bb4 24.Rd1? Qb2 25.f4? Rf8 26.g4?? Qc2 27.f5 gf5?? 28.gf5+= Bc6 29.Qh5?? d4 30.Nf3 Qf5 31.Qf5 Rf5 32.Kg2 Re5 33.Kg3 Bf3 34.Rf3 Rd5 35.Rdf1 Rd7 36.Rf6 d3 37.Re6 d2 38.Rd1 b5 39.Kf3 Bc3 40.Ke2 Kf7 41.Rh6-/+ Re7 42.Kd3 Re1 43.Rd2 Bd2 44.Kd2 Rb1 45.Kc2 Rb3 46.Ra6 Rh3-+ 47.Rb6?? Rh2 48.Kc3 Rh5 49.Kb4= Ke7 50.Rc6 Rf5 51.Rh6 Re5 52.Rb6 Kd7 53.Rh6 Rd5 54.Rg6 Kc7 55.Rh6 Rd6 56.Rh5 Rb6 57.Rh7 Kb8 58.Rh8 Kb7 59.Rh7 Ka6 60.Rh8 Rc6 61.Ra8 Kb7 62.Rh8 Ka6 63.Ra8 ½–½. Rodriguez Costa,M – Sanchez Martin,V (2120), ESP–ch U20 Mondariz, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Bh6 gh6 12.Ne1 0-0 13.Qh5 Kg7 14.Nd2 Qe8 15.Qh3 Qg6 16.f4 h5 17.Rf3 (17.Qe3 h4=) 17...Kh8 18.Nc2 Qg4 Black plans h4 19.Ne3 Qh3 20.Rh3 (worse is 20.gh3 a5-+) 20...Be8 21.Be2 h4 22.Kf2 a5 23.Nf3 a4 24.Nh4 a3 25.Nf3 Na5 26.Nd2 Ba4 27.c4 Bb4 28.Nef1 (28.cd5!? Bd2 29.Ra3=) 28...dc4 29.Bc4 Nc4 30.Nc4 Rac8 31.Nfe3 Bb3 32.Na3+/- Ra8 33.Nec2 Bc2 34.Nc2 Ra1 35.Na1 Ra8 36.Nb3 Ra2 37.Kf1 Kg7 38.Rd3 Kf7 39.d5 Rb2 40.d6+- Ke8 1–0. Witte,Manfred – Reim,Gerd, GER–chT N, 1976. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Bh6+= gh6 12.Ne1 (12.Qd2 Bg5 13.Qb2 Na5=) 12...0-0 (12...Rg8!?+=) 13.Qh5 Kg7 (13...Bg5 14.f4 Be8 15.Qe2=) 14.f4 (14.Bc2 Rg8=) 14...Be8 15.Qh3 (15.Qe2 Rg8=) 15...h5 (15...Bh4 16.g3 Be7 17.Bb5=) 16.Kh1 (16.Qg3 Kh8=) 16...a6 (16...Bh4 17.Nf3 Be7 18.Qg3 Kh8 19.Bc2=) 17.Rg1 (17.Qg3 Kh8=) 17...Bg6 (17...Bh4 18.g3 Be7 19.Be2+/-) 18.Be2 Qe8 (18...Bh4 19.g3 Be7 20.Bh5 Bh5 21.Qh5+/-) 19.Nd2 (19.Qg3 Kf7=) 19...Qf7 (19...h4 20.Bd1=) 20.Nd3 (20.Qg3 h4 21.Qf2 Rg8=) 20...b6 (20...h4 21.Rab1 b5 22.Qe3=) 21.Nb3 a5 22.Nb2 Rfd8 23.Na4 Rab8 24.Nb2 Kh8 25.Qe3 Qf8 26.Qh3 Qf7 Twofold repetition 27.Qe3 Qf8 ½–½. Fiori,Nicolas (2070) – Lida Garcia,Fernando (2160), Metropolitano Superior op, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.g4 fg4+=

11.Ng1 Qc7 12.Qg4 g6 13.Ne2 +=.

11.Ng1 Bf8 12.Qg4 (12.h3 A) 12...Qc7 13.hg4 h6 14.Ne2 Nge7 15.Na3 Nd8 16.f4 Qc6 17.Be3 Nf7 18.Nc2 a5=; B) 12...Qb6 13.hg4 h6 14.Nd2 Qc7 15.Ne2 Rc8 16.Bg6 Kd8 17.Nf4 Na5 18.Ba3 Be7=; C) 12...Nge7 C1) 13.Bg5 g3 (13...Qc7 14.hg4 h6 15.Nd2 a6 16.Ngf3 Rg8 17.Be3 Ra7 18.Qb3 Rh8=) 14.Qh5 g6 15.Bg6 hg6 16.Qh8 Qb6 17.Nd2 Nd4 18.Be7 gf2+=; C2) 13.hg4 h6 14.Ne2 a6 15.Qc2 Qc7 16.Ba3 Nc8 17.Nd2 Nb6 18.Qb1 Ba3=; D) 12...Qh4 13.Qg4 Qg4 14.hg4 h6 15.Nd2 a5 16.Ngf3 Be7 17.Ra2 a4 18.Rh5 Kd8+=) 12...Nge7 13.Nf3 (13.Ne2 a5 (13...Nf5 14.Rg1 g6 15.Bg5 Qb6 16.Nd2 Bg7 17.Bf5 ef5 18.Qg2 Qb5=; 13...Qc7 14.Rg1 g6 15.Bg5 Bg7 16.Nf4 Qb6 17.Ra2 0-0 18.Nd2 Nf5=; 13...a6 14.Rg1 g6 15.Bg5 Qb6 16.Bf6 Rg8 17.Nd2 h6 18.Rb1 Qc7+=) 14.Bg5 Qb6 15.Nd2 a4 16.Ra2 Qc7 17.Rg1 h6 18.Bh4 Kd8=; 13.Bg5 Qc8 (13...Qb6 14.Ne2 a5 15.Nd2 a4 16.Ra2 Qc7 17.Rg1 h5 18.Qf3 Rc8=; 13...h5 14.Qf3 Qc7 15.Ne2 Qb6 16.Nd2 h4 17.h3 a5 18.Nf4 Nd4=; 13...Qc7 14.Ne2 Nf5 15.Nf4 Bc8 16.Bf5 ef5 17.Qh5 Qf7 18.Qf7 Kf7 19.Nd5+=) 14.Ne2 a5 15.Nd2 a4 16.Rg1 Nf5 17.Qh3 Nce7 18.Be7 Ke7+=; 13.Nd2 a5 (13...Nf5 14.Ne2 g6 15.Rg1 a5 16.Qh3 Bg7 17.Bf5 ef5 18.Nf4 b5=; 13...Qc7 14.Ne2 Nf5 15.Rg1 g6 16.h4 Rg8 17.h5 Bh6 18.hg6 hg6=; 13...a6 14.Ne2 Nf5 15.Qf3 Nh4 16.Qg4 g6 17.Nf4 Be7 18.Ba3 Ba3+=) 14.Ne2 Nf5 15.Nf4 Nce7 16.Ne2 b5 17.Rg1 Qc7 18.Ba3 a4+=) 13...Nf5 14.Ng5 (14.Rg1 g6 15.Bg5 Qc7 16.Bf6 Rg8 17.Ng5 Bc8 18.Nd2 h6+=) 14...Nce7 (14...g6 15.Ba3 Ba3 16.Ra3 Qe7 17.Rg1 b5 18.Ra6 b4-/+) 15.Ba3 g6 16.c4 (16.h4 h6 17.Nf3 Rg8 18.Rg1 Qc7+=) 16...dc4 (16...Qa5 17.Ke2 Nc6 18.Nf3 dc4-+) 17.Bc4 Bc6 18.Be6?? (18.Be7!? Qd4-+ (18...Qe7 19.Rg1-+)) 18...Qd4 (better is 18...Bh1 19.Bf7 Kd7 20.Be6 Ke8 21.Bf7 Kd7 22.Be6 Ke8 23.Bf7 Kd7-+) 19.Bf7-/+ Kd7 20.Be6 Ke8 (20...Kc7 21.Bd6 Kb6 22.Bf5 Qa1 (worse is 22...Nf5 23.Bc7 Kc7 24.Ne6 Kb6 25.Nd4 Bh1 26.Nd2+-) 23.Qb4 Ka6=) 21.Bf7= Kd7 22.Be6 Kc7 23.Bd6 Kd8 24.Bf5 Qa1 25.Bd3? Qa5-+ 26.Ke2 Bh1 27.Ne6-/+ Ke8 28.Nc7 Kd8 29.Na8?? Qa2 30.Nd2 Bc6 31.Bc4 Qc2 32.Bc7 Ke8 33.Qd4 Nd5 34.Bd5 Bb5 35.Kf3? Bc5-+ 36.Bf7 Kf7 37.e6 Ke6 38.Qe5 Kd7 39.Qg7 Be7 40.Qd4 Kc6 41.Qh8 Qd2 42.Bf4 Qd3 43.Be3-+ Qd1 44.Kg3 Qg1 45.Kf3 Qh1 46.Kg3 Bd6 47.f4 Qe1 (47...Qe1 48.Bf2 Bf4 49.Kf4 Qf2 50.Ke4 Qe1 51.Kf4 g5 52.Kg4 Be2 53.Kg5 Qd2 54.Kf5 Qd3 55.Kg5 Qe3 56.Kf5 Qf3 57.Ke5 Qc3 58.Ke4 Qh8-+) 0–1. Olsarova,Tereza (2230) – Das,Arghyadip (2470), Hastings ENG, Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ng1 Bg5?? 12.Ba3 Nh6 13.Qc2 Nf5 14.h3 gh3 15.Nh3 Bh6 16.Bf5 ef5 17.Qb3 Be6 18.Qb7 Qc8 19.Qb5 Rb8 20.Qe2 Qd7 21.Ng5 Bg5 22.Qh5 Qf7 23.Qg5 f4 24.Nd2 h6 25.Qg2 g5 26.Nc4 Qg6 27.Nd6 Kd7 28.Kd2 Rb3 29.Rhc1 (29.Qf1 Rhb8 30.Qa6 g4-/+) 29...Rhb8 30.Qf1 R8b6 31.Ra2 g4 32.Bc5?? (better is 32.Rcc2-/+) 32...Rb2-+ 33.Rb2 (33.Ke1 Ra2 34.Bb6-+) 33...Rb2 34.Ke1 Rb1 35.Kd2+= Rc1 36.Kc1 Qg8 37.Qa6 Qb8 38.Qd3 Qg8 39.Qa6 Qb8 40.Qd3 Ne7 41.Qh7 Qb3?? 42.Ne4 de4-/+ 43.Qe7 Kc6 44.Bb4 Qc4 45.Qe8= Kb7 46.Qe7 Ka8 47.Qf8 Bc8 48.Qf4 h5 49.Qe4+/- Bb7 50.Qf5 h4? 51.e6 Bc8 52.Qe4 Bb7 53.e7 Qf1 54.Kb2 Qf2 55.Ka3 Be4 56.e8Q Kb7 57.Qe4 Kc7 58.Qe7 Kc6 59.Qd6 Kb7 60.Qd7 Ka6 (60...Kb6 61.Bc5 Ka6 62.Qa7 Kb5 63.Qa4) 1–0. Therkildsen,Thomas (2195) – Le Hay,Thierry (2170), FRA–chT3 North, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5 10.g4 fg4)

11.Ng1 Bg5?? 12.Ba3? Nh6-/+ 13.h3 Qa5 14.hg4 (14.Kf1!? Be7 (14...g3 15.fg3 Be7 16.Qh5 Nf7 17.Kg2) 15.hg4-/+ b5 16.Nf3 b4 17.g5) 14...Nd4 15.Nf3 Nf3 16.Qf3 d4 17.Qb7 Qe5 18.Be4?? Rb8-+ 19.cd4 Qf4 20.Rh6 Rb7 21.Re6 Be6 22.Bb7 Qd4 23.Bc6 Kf7 (23...Kf7 24.Bb2 Qb2-+) 0–1. Chapman,Nigel (1740) – Molnar,Jiri (1875), Novy Bor CZE, Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5 10.g4 fg4)

11.Ng1 Bg5?? 12.Qg4+/- Bc1 13.Qg7 Qg5 14.Qh8 Qg2 15.Nd2 (15.Bf1 Qe4 16.Ne2+-) 15...0-0-0 16.Rc1 Qh1 17.Ndf3 Nge7 18.Qf6 Rg8 19.Ke2 Nf5 20.Bf5 ef5 21.Qd6 Rg6 22.Qd5 Qg2 23.h3 Re6 24.Qc4 Kb8 25.d5 Re5 26.Ne5 Ne5 27.Qd4 Bb5 28.c4 Nc4 29.Qh8 Kc7 30.Nf3 Qh3 31.Nd2 Qg4 32.Kd3 Kd7 33.Qh7 Kd8 34.Rc4 Bc4 35.Nc4 Qe4 36.Kc3 (36.Kc3 Qd5 37.Qh8 Kd7 38.Qg7 Kc8 39.Qd4 Qd4 40.Kd4+-) 1–0. Lund,Jens Dahlen (2150) – Norman,Nigel (2035), SH–2007–0-00123, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ng1 Nh6 12.h3 g3 13.fg3 0-0 (better is 13...Nf5!? 14.Ne2 0-0-/+) 14.Bh6= gh6 15.Nf3 Qb6 16.Qe2 Be8 17.0-0 Bg6 18.Bg6 hg6 19.Na3 Kg7 20.Kg2 a6 21.Nc2 Rac8 22.Ne3 Na5 23.Ng4 Nc4 (23...Rc3 24.Qd2 Rff3 25.Rf3 Rf3 26.Kf3+/-) 24.Rab1 Qc7 25.Nh4 (25.Ra1 Rf5-/+) 25...g5 (25...Na3!? 26.Rb3 Rf1 27.Qf1-+) 26.Nf3-/+ Na5 27.Rfc1 Rf7 28.Qd3 Qc4 29.Qc4 Rc4 30.Ne3 Rc8 31.Rc2 Bd8 32.Nd2 Kg6 33.Ra1 h5 34.Ra3 Rd7 35.g4 b6 36.gh5 Kh5 37.Kg3 Rcc7 38.Ra1 Rf7 39.Nf3 Rf8 40.Nh2 Rf4 41.Raa2 Rc8 42.Nhg4 Be7 43.Ra1 Rc6 44.Rb1 Bd8 45.Ra1 Rc7 46.Kg2 Rc8 47.Kg3 Rc7 48.Kg2 Kh4 49.Nh2 Rf8 50.Raa2 Kh5 51.Nhg4 Kh4 ½–½. marekt – bulent_2010, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

11.Ng1 Nh6 12.h3 g3!-/+ 13.Bh6 (13.fg3 Nf5 Decoy) 13...gf2 14.Kd2? (14.Kf2 Rf8 (14...gh6 15.Qh5 Kf8 16.Qh6 Kf7 17.Nf3+/-) 15.Kg2 gh6 16.Qh5 Rf7 17.Bh7 Kf8 18.Qh6 Rg7 19.Bg6 Kg8+=) 14...Bg5 (14...Qb6 15.Bg7 Rg8 (15...fg1Q?! 16.Rg1 Qb2 17.Ke3=) 16.Qh5 Kd8 17.Qh7 Qb2 (17...fg1Q?! 18.Rg1 Qb2 19.Ke3 Rg7 20.Rg7 Qa1 21.Bb5-/+) 18.Kd1 Rg7 19.Qg7 fg1Q (19...Qa1?! 20.Nf3=) 20.Rg1 Qa1 21.Qg8 Be8 22.Qe6 Qa4 23.Kc1 Qb3-/+) 15.Bg5 Qg5 16.Kc2 fg1Q 17.Rg1 Qh6 18.Qf3 Rf8 19.Qg2 Rc8 20.Kb2?? (better is 20.Kd1 Nd4! 21.Qg7 Qh5 22.Qg4 Qg4 23.Rg4-+) 20...Qe3 21.Bc2 Nd4! 22.Qg7 Nc2 (22...Nc2 23.Rg3 Qb6 24.Kc2 Rf2 25.Nd2 Rd2 26.Kd2 Qb2 27.Ke1 Qa1 28.Kf2 Qb2 (28...Rc3?? 29.Qg8 Ke7 30.Rg7) 29.Kg1 Qc1 (29...Rc3 30.Qg8 Ke7 31.Rg7) 30.Kh2 Qd2 31.Kh1 Qe1 32.Kg2 Qe2 33.Kg1 Qd1 34.Kh2 Qc2 35.Rg2 Qg2 36.Kg2 Rc3 37.Qh8 Ke7 38.Qf6 Ke8 39.Qh8 Kf7 40.Qf6 Ke8 41.Qh8=) 0–1. Dannevig,Oystein (2245) – Scholler Larsen,Ole, Politiken Cup, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3)

11.Ng1 Nh6 12.Bh6!? gh6 13.h3 =.

10.h4 h5

11.Qe2 Rc8 (11...Nh6 12.Bg5+=) 12.g3 (12.Ba3 a5=) 12...Nb4 (better is 12...Nh6+=) 13.Bf5? (better is 13.Ra7!? Qb6 14.Ra1=) 13...ef5-/+ 14.e6 Be6! 15.Qe6? (15.0-0 Qb6 16.cb4 Bb4 17.Bd2+=) 15...Nc2-+ 16.Kf1? (16.Kd1 Rc6 17.Qc6 bc6 18.Kc2-+) 16...Rc6 17.Qf5 Na1 18.Ne5 Rf6 19.Qd3 Qb6 20.Bg5 Qa6 21.c4 dc4 22.Qe4 Nh6 23.Nc3 0-0 24.f4 Qa3 25.Nd5 Nb3 26.Rh2 Qc1 27.Kg2 Bd8 28.Nd7 Ng4 29.N5f6 Bf6 30.Qe6 Kh8 31.Rh1 Qd2 32.Kh3 Nd4 33.Qd6 Nf2 (33...Nf2 34.Kg2 Nh1 35.Kh1 Qd1 36.Kg2 Qe2 37.Kg1 Nf3 38.Kh1 Qf1#) 0–1. Hanser,Michael – Bohak,Janko (2225), Bled op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Bg5 a6 12.0-0 Nh6 13.Nbd2 Nf7 14.Be7 Qe7 15.Qb3 0-0 16.Rfb1 (16.Qb7? Rfb8 17.Ra6 Rb7 18.Ra8 Ncd8-+) 16...b5 17.Nf1 Rfb8 18.Ng3 g6 19.Ne2 a5 20.Qa2 (worse is 20.Bb5 Na7 21.Ra5 Nb5 (21...Bb5?! 22.Qa2 Be2 23.Rb8 Rb8 24.Ra7+=) 22.Ra8 Ra8-+) 20...b4 21.cb4 Nb4 22.Qd2 Nd3 23.Qd3 Rb4 24.Rb4 Qb4 25.Qa3 Qa3 26.Ra3 a4 27.Nf4 Rb8 28.Nd3 Rb1 29.Kh2 Rb3 30.Rb3 ab3 31.Nb2 (31.Nd2 Bb5 32.Nc5 b2 33.Ne6 Bc4=) 31...Nd8 (better is 31...Bb5!?-/+) 32.Nd2= Bb5 33.Nb3 Nc6 34.Kg3 Bc4 35.Nd2 Nd4 ½–½. Barletta,Antonio (2030) – Rotoni,Matteo (2085), ITA–ch qual Saint Vincent, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

11.Bg5 Nh6 12.Nbd2 Nf7 13.Be7 Ne7 14.Nf1 a5 15.Ng3 a4 16.Ne2 Qa5 17.Qb1 0-0 18.Qb7 Ra7 19.Qb1 Raa8 20.Kd2 Rfb8 21.Qc2 Nd8 22.Rhb1 Nc8 23.Nf4 Rb6 24.Nh5 Ra7 25.g4! Rc7 (25...fg4 26.Ng5 Combination) 26.gf5+- ef5 (better is 26...Rb1 27.Rb1 ef5+-) 27.Rg1 (27.Bf5 Bf5 28.Qf5 Qc3 29.Ke2 Rb2 30.Kf1 Rb1 31.Rb1 Rf7 32.Nf6 gf6+=) 27...Ne6 (27...Bc6+-) 28.Nf6 (28.Nf6 Kf7 29.Nd7+-) 1–0. Lerch,Patrice (2305) – Pieroni,Guillaume (2225), FRA–chT1B, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5 10.h4 h5)

11.Ng5 g6 12.0-0 Nh6 13.c4 (13.Nd2 Rc8+=) 13...Nb4 (13...Ng4 14.Be2 dc4 15.Na3=) 14.cd5+= Nd5 15.Bc4 Bc8 (15...Rc8 16.Bd5 ed5 17.Qf3+=) 16.Bd5 (16.Qa4!? Bd7 17.Qb3+/-) 16...Qd5+= 17.Qd3 Nf7 18.Nc3 Qd7 19.d5 Ng5 20.hg5 (20.Bg5!? Bg5 21.hg5+/-) 20...b6 21.Rd1 Bb7 22.Qb5 Bd5 23.Nd5 ed5 24.Qd5 Qd5+= 25.Rd5 Kf7 26.Rd7 Ke6 27.Rda7 Ra7 28.Ra7 Rb8 29.f4= b5 30.Ra6 Kd5 31.Rg6 b4 32.Rh6 Rc8 33.Bb2 Rg8 34.Rh5 Bc5 35.Kh2 Bd4 36.Bd4+= Kd4 37.Rh7 Rb8 38.Rd7+/- Ke4? 39.g3?? b3= 40.Rd1 b2 41.Rb1 Kf3 42.g6 Rh8 43.Kg1 Kg3 44.Rb2 Kf4 45.Re2 Rg8 46.e6 Rg6 47.Kf2 Rg8 48.e7 Re8 49.Re6 Kg4 50.Ke3 f4 ½–½. Rahls,Peter (2305) – Albrecht,Rainer (2220), Berlin–ch, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ng5 g6 12.Na3 a6=+ 13.Bd2 (13.0-0 Nh6=+) 13...Nh6 14.Nc2 (14.0-0 Nf7=+) 14...b5 (14...Nf7 15.Nf7 Kf7 16.g3=+) 15.Nh3 (15.Ra2 Nf7=+) 15...Kf8 (15...Bh4 16.Nf4 Rg8 17.Ng6 Bf2 18.Kf2 Ng4 19.Ke1 Rg6 20.Rh5=+) 16.Nf4 Kg7 17.g3 (17.Qf3 Rg8=+ (worse 17...Bh4 18.Ng6 Kg6 19.g3+-)) 17...Qb6 18.Ne3 Ng4 (18...Rhc8 19.f3-/+) 19.Ng4= hg4 (19...fg4? 20.Bg6 (20.Ng6?! b4+-) 20...Nd4 21.Nh5 Rh5 22.cd4 (22.Bh5?! Nf3 23.Kf1 Qc6+-) 22...Qd4 23.Bh6 Rh6 24.Qd4 Rg6 25.Qb6+-) 20.h5 gh5 21.Rh5 (21.f3 Nd4 22.cd4 Qd4=+) 21...Rh5=+ 22.Nh5 Kf7 23.f3 Ne5 24.de5 Qg1 25.Bf1 b4 26.Qe2 (26.c4 Rh8 27.fg4 Rh5-/+) 26...bc3 (26...Bb5 27.Qf2 Qf1 28.Qf1 Bf1 29.Kf1 gf3 30.Kf2-/+) 27.Bc3 Rc8 28.Bd2 Bb5 29.Qf2 Qf1 30.Qf1 Bf1 31.Kf1 Rh8 32.Ra6 Rh5 33.Ra7 Kf8 (better 33...Rh8=) 34.Kg2 (better 34.Ra8!? Kg7 35.Ra7=) 34...gf3 35.Kf3 Rh1 (35...Rh2 36.Be3-/+) 36.Be3 (36.Ra8 Kf7 37.Ra7 Rh8=+) 36...Rb1 37.Rc7 (37.Ra8!? Kf7 38.Ra7-/+) 37...Rb3-/+ 38.Ke2 Rb2 39.Kd3 Rb3 40.Kd4?? (40.Ke2 Bb4 41.Rb7 Rb2 42.Kd1-+) 40...Rb4 (better 40...Bb4!? 41.Bh6 Ke8-+) 41.Kd3-/+ ½–½. Calavalle,Giulio – Sfera,Mattia, 14th Festival Internazionale, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f5 10.h4 h5)

11.Ng5 g6 12.Bf4 Nh6 13.g3 Nf7 14.Nh3 Na5 15.Bc1 Qb6 16.Nd2 Rc8 17.Rb1 Qc7 18.Bb2 a6 19.Nf4 Rg8 20.Qe2 b5 21.0-0 Qc6 22.Ra1 Nc4 23.Nc4 bc4 24.Bc2 Qb6 25.Ra2 Bb5 26.Rfa1 Nd8 27.Bc1 Ra8 28.Kh2 Nb7 29.Rb1 Rb8 30.Ba4 Nd8 31.Bb5 ab5 32.Rba1 Kf7 33.Ra6 Qb7 34.Ra7 Qc8 35.Nh3 Nc6-/+ 36.Ng5 Ke8 37.R7a6 Rg7 38.Qb2 Bd8 39.R1a2 Rgb7 40.Bd2 Qd7 41.Qa1 Bb6 42.Nh3 Ra7 43.Nf4 Kf7 44.Ra7 Ba7 45.Nh3 Bb6 46.Bg5 Bd8 47.Bd8= Rd8 48.Ng5 Kg7 49.Ra6 Rb8 50.Qa3 Rb7?? 51.Qc5+- Rc7 52.Ra8 Rc8 53.Rc8 Qc8 54.Qd6 b4 55.Ne6 Kh6 56.Nf8 Kg7 57.Qf6 Kg8 58.Ne6 Qd7 59.Qf8 Kh7 60.Ng5 1–0. Christensen,Bo Garner (2220) – Cherednichenko,Elena (2105), Rewal op–A, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

11.Ng5 g6 12.Rh3 Nh6 13.Rg3 Nf7 14.Be2 Ng5 15.Bg5 Bg5 16.Rg5 Ne7 17.Qb3 Bc6 18.Nd2 Qd7 19.Rg3 Rg8 20.Nf3 Nc8 21.Ng5 Rg7 22.Qa3 a5 23.Qc1 Qe7 24.Qf4 Kd8 25.Nh3 Be8 26.Kf1 b5 27.Ng5 a4 28.Nf3 Nb6 29.Ne1 a3 30.Nd3 Na4 31.Qc1 Rc8 32.Qa3 Rc3 33.Qc3 Nc3 34.Ra8 Kc7 35.Ra7 Kb6 36.Re7 Re7 37.Nb4? Rc7 38.Bd3 Ka5 39.Nc2 b4 40.Ke1 b3 41.Ne3 b2 42.Nd1 Nd1 43.Kd1 Rc1 44.Kd2 Ba4 45.Rg6 Rd1 46.Kc3 Rd3! 47.Kb2 Kb4 48.Re6 Rd2 49.Kb1 Ka3 (49...Ka3 50.Rc6 Bc6 51.Kc1 Rd4 52.f3 Ba4 53.g4 Rd1) 0–1. Prohorov,Vladimir – Kiseleva, It (open), Yalta (Ukraine), 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

10.h4 Nh6

11.Na3 a6 12.Nc2 (12.Bh6 gh6 13.Nd2 0-0=) 12...b5 (12...Ng4!?-/+) 13.Bh6= gh6 14.Ne3 0-0 15.g4 f4 16.Nc2 Be8 17.Kf1 Kh8 18.Kg2 Qb6 19.Qb1 Rg8 20.Kh3 Bg6 21.Nce1 Raf8 (21...Qd8 22.Rg1-/+) 22.Bg6 Rg6 23.Nd3 Rg7 24.Qc2 Nb8 25.Qd2 Qd8 26.Rhg1 (26.Nf4? Rgf7 27.Kg3 Rf4 28.Qf4 Rf4 29.Kf4 Qe8-+) 26...Qc8 27.g5 (27.Nf4? Rgf7 28.Kg3 Rf4 29.Qf4 Rf4 30.Kf4 Ba3-+ (30...Qc3?! 31.Rac1 Qa5 32.Rc8 Kg7 33.Rb8-+)) 27...hg5 28.Ng5 Bg5 29.Rg5 Rg5 30.hg5 f3 31.Rg1 Rf5 32.Nf4 Qf8 33.Rg4 Nc6 34.g6 Qh6 35.Rh4 Qg5 36.Rh7 Kg8 37.Rg7 Kh8 38.Rf7?? Qh6-+ 39.Kg3 Rg5 40.Kf3 Ne5 41.de5 Qh1 42.Ke2 Re5 43.Qe3 Re3 44.fe3 e5 (44...e5 45.Rh7 Qh7 46.gh7 ef4 47.ef4 Kh7-+) 0–1. Najer,Evgenij – Smykovsky, Memorial M.Chigorin, St. Petersburg RUS, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5)

11.Na3 Nf7 12.g4 fg4 13.Ng5 Ng5 (better is 13...Qa5!? 14.Bb2 Bg5-+) 14.hg5-/+ Qa5 (worse is 14...Bg5 15.Bg6 Kf8 16.Qg4 Nd4 17.cd4 (17.Bg5? Qg5 18.Qd4 Qg6-+; worse is 17.Qd4 Bc1 18.Rc1 Qg5-/+) 17...Qa5 18.Kd1 Bc1 19.Kc1 (19.Rc1?! Qa3 20.Qf4 Ke7 21.Qg5 Kf8 22.Qf4 Ke7 23.Qg5 Kf8 24.Qf4=) 19...Rc8 20.Kd1 Ba4 21.Ke2 Bb5 22.Nb5 Qb5 23.Bd3 Rc2 24.Ke3+-) 15.Bg6 Kd8 16.Bd2 Qa6 (better is 16...Ba3!? 17.Qb3 Qc7 18.Qa3 Ne7 19.Rh7 Rh7 20.Bh7 g6+=) 17.Nc2= Qb5 18.Bh5? (better is 18.Rb1!? Qa6 19.Qg4= (worse is 19.Bh7 g3 20.fg3 Be8+=)) 18...Qd3 19.Rg1 Qe4 20.Be3 Bg5 21.f3 (better is 21.Bg4 Rf8 22.Be2 Be3 23.Ne3-/+) 21...gf3?? (21...Bh4 22.Kd2 Qf3 23.Rg4 Qd1 24.Kd1-+) 22.Rg5?? (better is 22.Rg4 Bh4 23.Kd2+=) 22...Qh4-+ 23.Kd2 h6 24.Qg1 Kc7 25.Rg7 Qh5 26.Nb4 Rhf8 27.Nd3 Rf7 28.Nf4 Qf5 29.Rg3 Raf8 30.Rf1? Na5-+ 31.Rgf3 Nb3 32.Ke1 Qb1 33.Kf2 Qc2 34.Ke1 Qc3 35.Kd1 Qa1 36.Kc2 Qa2 37.Kc3 Kb8 38.Ne6 Be6 39.Rf7 Rc8 40.Kb4 Rc4 (40...Rc4 41.Kb5 Qa4#) 0–1. Shibut,Macon A (2250) – Abramson,David, World op, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.Ng5 Nf7 12.f4 h5 13.g3 Na5 14.Na3 g6 15.c4 (15.0-0!?+=) 15...Ba3 16.Ba3 dc4 17.Bc2 Ng5 18.fg5 Bc6 19.0-0? (better is 19.Rg1-+) 19…Qd5 (19...Qd5 20.Qd2 c3-+) 0–1. Bender,Klaus (2105) – Helstroffer,Arnaud (2215), Staufer op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 Bd7 4.a3 c5 5.b4 cb4 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 f5)

11.Bh6 gh6 12.Na3 a6 13.Qd2 Bf8 14.Nc2 Bg7 15.Qf4 0-0 16.g4 Ne7 17.h5 fg4 18.Qg4 Nf5 19.Rg1 Rf7 20.Bf5 ef5 21.Qf4 Qc7 22.Ra3 Kh8 23.Ne3 Qb6 24.Kf1 (24.Kd2 Qb2 25.Nc2 Rc8=) 24...Rg8 25.Rg3? Qb1-+ 26.Kg2 Qe4 27.Nd5 Qd5 28.Kg1 Bc6 29.Ra1 Bf8 30.e6 Rfg7 0–1. Dmitriev,Igor – Zhivodov,Gennady Petrovich, Saratov Aratovsky Memorial, 1977. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Bh6 gh6 12.Qd2 Qc7 13.Na3 Na5 14.Nb5 Bb5 15.Bb5 Kf7 16.Rb1+=.

11.Bh6 gh6 12.Qd2 Bf8 13.0-0 Rg8=.

11.Bh6 gh6 12.Qd2 Bf8 13.g3 a6 14.Qe2 Bg7 15.Ng1 (15.Nbd2 a5+=) 15...Qe7-/+ 16.Nh3 Rc8 (better is 16...0-0 17.Nf4 b5-/+) 17.Nf4?? (17.0-0 Na7=) 17...Nb4 18.Qh5 (18.cb4 Qb4 Double attack (18...Rc1 Decoy)) 18...Qf7 19.Qf3 Nd3 20.Nd3 Bf8 21.Nf4 Rg8 22.Nd2 Bb5 23.Qe3 Qd7 24.Nh5 Bg7 25.Nf3 Qf7 26.Nf4 Rc6 27.Kd2 Kd7 28.Rhc1 Rgc8 29.Ne1-/+ Bf8 30.Rab1 Rc4 31.Neg2 Kc7 32.Qf3 Kb8 33.Rb3 Ra4 34.Rcb1 Ra2 35.R1b2 Rb2 36.Rb2 Rc6 37.g4 fg4 38.Qg4 Ka7 39.Qd1 Qc7 40.Qf3 Be7 41.Qg3 Qa5 42.Rc2 Qa3 43.Nd3 Ba4 44.Rc1 Qa2 45.Ke3 Ba3 46.Rg1 Rc3 47.Ngf4 Bb5 48.Qg7 Qc2 49.Qh7 Bc1 (49...Bc1 50.Rc1 Qc1 51.Kf3 Bd3 52.Nd3 Qd2-+) 0–1. Dziodzio,Angelika (1970) – Cichocka,Urszula (1705), Mistrzostwa Polski Juniorek, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

11.Bh6 gh6 12.Qd2 Bf8 13.h5 Rc8 14.Rg1 Rg8 15.g4 Qe7 16.Qf4 Qf7 17.Nbd2 Be7 (17...Bb4 18.Rc1 Be7 19.Ra1=+) 18.Qh6 fg4 (18...b6 19.Rg3=) 19.Qh7+= Qh7 (19...Rg7 20.Qh6 Kd8+-) 20.Bh7+- Rg7 (20...Rh8 21.Bg6 Kf8 22.Rg4+-) 21.Bd3 Nd8 (21...Kf7 22.h6 Rgg8 23.Nh2+-) 22.h6 (22.Ra7?! Rc3 23.Be2 Kf7=+) 22...Rg8 23.h7 (23.Ra7 Rc3 24.Be2 Rc1 25.Bd1 Rh8 26.Rg4 Rh6=+) 23...Rh8 24.Rg4 Kf8 25.c4 (better 25.Rf4 Nf7 26.Bg6+-) 25...dc4 26.Nc4 Bb5 27.Rf4 Ke8?? (27...Kg7 28.Ke2 Rh7 29.Rg4 Kf8 30.Bh7 Rc4 31.Rf4 Kg7+-) 28.Nd6 Bd6 29.Bb5 Ke7 (29...Nc6 30.ed6 a6 31.Ng5+-) 30.ed6 (better 30.Nh4 Bb4 31.Kf1+-) 30...Kd6 31.Rh4 Nf7 (31...Rc7 32.Bd3 a6 33.Ne5+-) 32.Ra7 Rc3 (32...Rc7 33.Kd2+-) 33.Ne5 (better 33.Rb7 Rc1 34.Kd2 Rc7 35.Rc7 Kc7+-) 33...Ng5 (33...Ne5 34.de5 Ke5 35.f4 Kf6 36.Rb7+-) 34.Rh5 (34.Rb7 Rc7 35.Nc4 Kd5 36.Rc7 Nf3 37.Ke2 Nd4 38.Kd3 e5+-) 34...Rh7 35.Rg5 Rc2 36.Kd1 (better 36.Kf1 Rhc7+-) 36...Rf2 37.Nd3 (37.Ke1 Rc2 38.Rg1 Rc1 39.Kf2 Rg1 40.Kg1 Kd5+-) 37...Rh1 38.Ne1 Rb2 (38...Rf7 39.Ke2+-) 39.Bd3 (better 39.Rb7 Rb5 40.Rgb5 Rh3+-) 39...Rhh2 (39...Rb4 40.Rg4+-) 40.Rb5 Rbd2 (40...Rb5 41.Bb5 Rh7 42.Nf3+-) 41.Kc1 Rdf2 (41...Ra2 42.Rab7 Ra1 43.Bb1 Ra6+-) 42.Rb6 (42.Rbb7 Rf7 43.Rf7 Kd5 44.Ra5 Kd4 45.Rf4 Ke3 46.Raa4 Rc2 47.Kc2 e5 48.Rae4) 42...Kd5+- 43.Ra5 Kd4 44.Rb4 Kc3 45.Rc4 (45.Rc4 Kb3 46.Rb5 Ka3 47.Bc2 Rc2 48.Nc2 Rc2 49.Kc2 b6 50.Rb3 Ka2 51.Ra4) 1–0. Parramon Ros,Francesc (2025) – Amores Gago,Javier (1820), 4th OPEN DE LLINARS Group A, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f5 10.h4 Nh6)

9.Bd3 f6

10.0-0 f5 11.Na3+/- Nh6 12.Re1 (12.Bh6 gh6 13.Qd2 0-0+/-) 12...0-0 (12...Nf7 13.c4 Nb4 14.cd5 Nd5 15.Bc4+=) 13.Bh6 gh6 14.c4 (better is 14.Nb5!?=) 14...Nb4+= 15.cd5 Nd5 16.Nc4 Nf4 17.Nd6 Nd3 (17...Bd6!? 18.ed6 Bc6+=) 18.Qd3+= Bc6 19.Nd2 Bd6 20.ed6 Qd6 21.Qe3 (21.Nc4!? Qd5 22.Ne3+=) 21...Rf6-/+ 22.Ra5 b6 23.Re5 Bd5 24.Nf3 Rg6 25.Nh4-/+ Rg5 26.f4 Rg4 27.g3 Kh8 28.Kf2 Be4?? 29.Qc3 Rg7 30.Rc1? Rd7?? 31.d5= Kg8 32.de6 Qd2 33.Qd2 Rd2 34.Ke3 Rd3 35.Ke2 Rd5 36.Rd5 Bd5 37.e7 Be4 38.Ke3 Re8 39.Rc7 Kf7 40.Ra7 Re7 41.Ra3 Rb7 42.Nf3 Bf3 43.Kf3 b5 44.Ke3 b4 45.Rb3 Ke6 46.Kd4 Kd6 47.Kc4 Rc7 48.Kd4 Rb7 49.Kc4 h5 50.Rd3 Ke6 51.Re3 Kf6 52.Rd3 b3 53.Rb3 Rb3 54.Kb3 Ke6?? 55.Kc4+- Kd6 56.Kd4 h6 57.h4 Ke6 58.Kc5 Ke7 59.Kd5 Kf6 60.Kd6 Kf7 61.Ke5 Ke7 62.Kf5 Kf7 63.Ke5 Ke7 64.f5 Kf7 65.f6 Kf8 66.Kf5 Kf7= 67.Ke5 Kf8 68.Ke6 Ke8= 69.Ke5 Kf8 ½–½. Evans,Kevin – Williams,R (1940), 6th South Wales Int, Treforest WLS, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.Na3 fe5 11.de5 Bc5 12.Qc2 Qa5 13.0-0 Nge7 14.Bh7 Rc8 15.Qd3 a6 16.Nc2 Qc7 17.Re1 Kd8 18.Ng5 Rf8 (worse is 18...Ne5 19.Re5 Bf2 20.Kh1+-) 19.Nd4 Bd4 20.cd4 Nb4 21.Qb3 Qc4 22.Qh3 Nc2 (22...Qd4? 23.Be3 Qc4 24.Ne6 Be6 25.Qe6+-) 23.Bc2 Qc2 24.Nf3 Qg6 25.Nh4 Qf7 26.Ra2 Nf5 27.Qg4 Rc4 28.Ba3 Ne7 29.Rb2 Bb5 30.Be7 Qe7?! (30...Ke7 31.Ng6 Ke8 32.Nf8 Kf8+-) 31.Ng6 Qa3 32.Rb5 ab5 33.Nf8 Qf8 34.Qe6 Qb4 35.Qd5 Kc7 36.Rd1 1–0. Dirtytrick – Flanker, playchess.de, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f6)

10.Bf4 fe5 11.de5 Nh6 12.h4 (12.Bh6!? gh6 13.0-0+=) 12...Nf7-/+ 13.Qc2 h6 14.Bg6 Rc8 15.h5 0-0 ½–½. Gesterkamp,Rainer – Hartmann,Christian, Schleswig Holstein–chF, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Bf4 fe5 11.Ne5 Ne5 12.Be5 Nf6 13.Qc2 a6 14.Bf6 Bf6+= 15.Bh7 Ke7 16.f4 Qc7 17.Rf1 Be8 18.g3 Rc8 19.Rf3 Bd4! 20.f5? Qe5 21.Kf1 Bb5 22.Kg2 Qe1 23.f6 gf6 24.Qg6 Qg1 25.Kh3 Bf1 26.Kg4 f5 27.Kf4 e5 28.Kg5 Be3 29.Kf5 Bd3 (29...Bd3 30.Ke5 Bg6 (30...Rh7?? 31.Qd6 Ke8 32.Rf8#) 31.Bg6 Bh6 32.Rf7 Kd8-+) 0–1. Haupt,J (1870) – Acunzo,D (1800), 20th World Seniors, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.ef6 Nf6 11.Qe2 0-0 12.0-0 Bd6 13.Bg5 Qc7 14.Na3 a6 15.Rfe1 Rae8 16.Ne5 Be5 17.de5 Ne4 18.Be4 de4 19.Qe4 Rf5 20.Bf4 Ne7 21.Nc4 Bc6 22.Qd4 Ng6 23.Bg3 Rd8 24.Nd6 Rff8 25.Qg4 Bd7 26.Qb4 Bc6 27.Qc4 Qe7 28.Qg4 Ra8 29.c4 b5 30.c5 a5 31.h4 Rfb8 32.h5 Nf8 33.Bh4 Qc7 34.f4 Bd5 35.f5 ef5 36.Qf5 Be6 37.Qg5 a4 38.h6 b4 39.Re3 b3 40.Rf1 g6 41.Ne4 b2-+ 42.Ree1 a3 43.Nf6 Kh8 44.Qd2 a2 45.Ne4 b1Q 46.Bf6 Kg8 47.Bg7 Qe4! 48.Re4 a1Q (48...a1Q 49.Ra1 Ra1 50.Kh2 Qc5-+) 0–1. Vogiatzis,Dimitrios (1985) – Heimerdinger,Joerg (2025), Landesliga Nord, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f6)

10.Nh4 Bc8 11.Qh5+/- Kd7 12.Ng6! hg6 13.Qh8 fe5 14.de5 (14.Bg6?! Bf6 15.de5 Ne5+/-) 14...Ne5 15.Bb5 Kc7 16.Qg7 (16.Qg7 Kb6 17.Be3 Kb5 18.Qe5+-) 1–0. Wiesgickl,Gerhard (1885) – Bruederle,Siegfried (1665), Oberpfalz–ch M2, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f6)

10.Nh4 fe5 11.Qh5 Kf8 12.Ng6 hg6 13.Qh8 ed4 14.Bg6 dc3 15.Bh7= (worse is 15.Nc3 Bb4 16.0-0 Bc3-/+).

10.Nh4 g6 11.Nf3 Rc8=.

10.Nh4 g6 11.Nf3 fe5 12.de5 Qc7 13.Bf4=+.

10.Nh4 g6 11.Nf3 f5 12.h4 (12.Ba3 h6=) 12...h6 13.g4 White prepares h5 13...Qb6 (worse 13...fg4 14.Bg6 Kf8 15.Bh5+-) 14.h5 g5 15.gf5 ef5 16.Qc2 f4 (16...g4 17.Nfd2 Qc7 18.Kd1=+) 17.Bg6= Kd8 (17...Kf8 18.Rg1=) 18.Bf7 Bf8 19.Qg6 (19.Bd5 Nge7 20.Be4 Be6+=) 19...Qc7 (19...Qb5 20.Bg8 Ne7 21.Qd6+=) 20.Bg8 Ne7 21.Qf7 Be8?? (better 21...Rg8 22.Ba3 Rh8=) 22.Qf8+- Rg8 (22...Ng8 23.Ba3 Qf7 24.Qd6 Qd7 25.Nfd2+-) 23.Qf6 1–0. Nystroem,Leif – Seppanen,Asko (2290), Helsinki We op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 f6 9.Bd3 Bd7)

10.Nh4 g6 11.ef6 Nf6 12.Bh6 (12.Nf3 Rc8=) 12...Kf7 (12...e5 13.h3 e4 14.Be2+=) 13.0-0 (13.Nf3 Bd6=) 13...e5 (13...Ng8 14.Qf3 Bf6 15.Bg5=) 14.de5= Ne5 15.f4?? (better is 15.Nf3 Qc7 16.Na3=) 15...Qb6-+ 16.Kh1 Nd3 17.Qd2 (17.Ra2 Ng4 18.Qd3 Bh4-+) 17...Ne4 (better is 17...Bb5 18.c4 Bc4-+) 18.Qd3 Nf2 (better is 18...Bh4 19.Nd2 Nd2 20.Qd5 Be6 21.Qd2-+) 19.Rf2 Qf2 (19...Bh4?! 20.Rf1+=) 20.Nd2 (20.Nf3 Qb2 21.Ra5 Qc1 22.Ng1-+) 20...Qh4 (20...Bh4 21.Qd5 Ke7 22.Qe5 Be6 23.Nf3+/-) 21.Bg5 Bg5 22.Nf3 Qf4 23.Qd5 Kf6 24.Qd7 Rad8 25.Qb7 Qb8 26.Qc6?? Qd6-+ 27.Qb5 Qd1! 28.Rd1 Rd1 29.Ng1 Be3 30.h4 Rhd8 31.Qc6+= Kg7 32.Qc7? Kh6 33.Qg3?? Rg1 34.Kh2 Re8 35.h5 Re4 36.Qf3 Rh4 37.Kg3= Rh5 38.Qe3 Rg5+= 39.Kf4 Rf1 40.Ke4 Rff5 41.Kd3 a5 42.c4 a4 43.g4 Ra5 44.Kc2 Rae5 45.Qf4 Kg7 46.Kb2 h5 47.gh5 Rh5 48.Ka3 Rhf5 49.Qd4 Kf6 50.Ka4 Ke6 ½–½. Arp,Frans (2120) – Kent,Dave, Haarlem AKN op, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 fe5

11.de5 Qb6 12.Na3 a6 13.Be3 Bc5 14.Bc5 Qc5 15.Nb5 Ke7 16.Qd2 Nh6 17.Qg5 Kf8 18.Nd6 b5 (better is 18...Qc3 19.Bb5 Kg8=) 19.Bb5+- Qb6 20.Bd3 a5 21.Rfb1 Qd8 22.Qf4 Kg8 23.Rb7 Rb8 24.Rab1 Rb7 25.Rb7 Ne7 26.Qd4 (better is 26.Ng5!? a4+-) 26...Nc6 27.Qc5 g6? (27...Ng4 28.Bb5 Nge5 29.Ne5 Ne5 30.Bd7 Nd7+-) 28.Bb5 Nb8 (28...Bc8 29.Nc8 Qc8 30.Bc6+-) 29.Qa7 1–0. Taeger – Herbasch, Aibling op, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 f6)

11.de5 Bc5 12.Re1 Nge7 13.Ng5 g6 14.h4 Qb6 15.Be3 Be3 16.Re3 0-0-0?? 17.Na3 Rdf8= 18.Rb1 Qc5=+ 19.Qb3 Na5 20.Qa2 h6 21.Nb5 Nec6 22.Nd6 Kc7 23.Ngf7+- g5?? 24.Be2 Rh7 25.Rb5 (25.Rb5 Qe3 26.fe3+-; 25.hg5?! A) 25...Rff7? 26.g6 a6 27.gf7+- (27.Nf7?! Rg7+-); B) 25...a6 26.Nb7 Nb7 27.Rb7 Kb7 28.Qb1 Ka7 29.Qh7 hg5 30.Ng5 Qe7+/-) 1–0. Hahne,H (2175) – Helmich,J (1840), Open Kiel GER, 2006.

11.de5 Qc7 12.Re1 a6 13.Qe2 0-0-0 14.Qb2 h6? (better is 14...Rf8 15.Nbd2 Kd8=) 15.Ra6+- Bc5 16.Ra8 Nb8 17.Be3 Be3 18.Re3 (18.fe3?! Bc6+/-) 18...Ne7 19.Nd4 Rdf8 20.Na3 Nf5 21.Bf5 ef5 22.c4! dc4 23.Nc4! Bc6 (23...Qc4 24.Rc3) 24.Ne6 (24.Nb6 Kd8 25.Ne6 Ke7 26.Nc7 Rd8 27.Qb4 Kf7 28.Qb3 Bd5 29.Nbd5 Kf8 30.Qc2 g6 31.Qc5 Kg8 32.Qe7 Rf8 33.Rb8 Rb8 34.Nf6) 24...Rd8 25.Re1 Rhe8 26.Nc7 Kc7 27.Qb6 Kc8 28.Rc1 1–0. Lange,Corinna (2160) – Borries,Barbara, GER–chT Federal Cup (Women), 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f6)

11.de5 Qc7 12.Re1 Bc5 (12...a6 13.Qc2 g6 14.g3+=) 13.Ba3 (13.Ng5 Nge7 14.Qh5 g6-/+) 13...Ba3 14.Na3 Nce7 15.Nd4? (better is 15.Qb1=) 15...Nh6?? (15...Qc3 16.Nab5 Bb5 17.Bb5 Kf7+=) 16.Nab5+/- Bb5 17.Bb5 Nc6?? (better is 17...Kf7 18.Qh5 Ng6+/-) 18.Ne6+- Qd7 19.Nc5 Qf7 20.e6 Qf5 21.Nb7 0-0 22.Bc6 Qf2 23.Kh1 Ng4 24.Qg4 (24.Qg4 Rf4 25.Bd5 Rg4 26.e7 Kh8 27.Nd8+-) 1–0. Lange,Corinna – Kuehn,Karsten, Thueringen–ch HT, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

11.de5 g6 12.Na3 a6 13.Re1 Na5 14.Nd4 Bg5 (14...b5 15.Nac2=) 15.f4 (15.Bg5 Qg5 16.Nac2 Nc6 17.Nc6 bc6+=) 15...Bh6 16.Qg4 Qc8 17.Bd2 Ne7 18.Qh3 Bg7 19.g4 (19.Ra2 0-0=+) 19...0-0 20.Kh1 Nac6 21.Nac2 Nd4 22.Nd4 Nc6 23.Nf3 Ne7 24.Qh4 (24.Nd4!?=) 24...Qd8 25.Ng5 h6 26.Nf3 Qe8 27.Nd4 Nc6 28.Qg3 Ne7 29.h4 (29.Qh4 b5=+) 29...Qc8 30.Rg1 Qc7 31.Rae1 Bc8 (31...Kh8 32.f5 gf5 33.gf5=) 32.Bb1 (32.f5 Kh7+-) 32...b5 (32...Kh8 33.h5=) 33.h5 (33.f5!?+=) 33...gh5= 34.Qd3 (better 34.gh5 Rf7 35.f5 Nf5 36.Bf5 ef5 37.e6 Qg3 38.ef7 (38.Rg3?! Be6 39.Ne6 Kh8+-) 38...Kf7 39.Rg3+-) 34...h4?? (better 34...Rf7!?=+) 35.g5?? (35.Qh7 Kf7 36.f5+-) 35...Kf7= 36.gh6 Bh8 37.Qh7 Ke8 38.Rg6 Qb6 (38...Ng6 39.Qc7 Pinning (39.Qc7 Deflection)) 39.Rg7! Bg7 40.hg7 Rg8 41.Bg6 Kd7 42.Bf7 Bb7 43.Be6 Kc7 44.f5 b4 (44...Bc8 45.Be3 Qa5 46.Bg8 Bf5 47.Nf5 Ng8+-) 45.Bg8 b3 (45...Rg8 46.f6 bc3 47.Bc3 Bc6+-) 46.Be6 (46.Be6 Qc5 47.f6+-) 1–0. Vesel,M (2035) – Pavlin,Ivan (1865), TCh–SLO Div (7), 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.ab4 Bb4 6.c3 Be7 7.d4 d5 8.e5 Bd7 9.Bd3 f6)

11.Ne5 Nf6 12.Re1 0-0 13.Nd2 a6 14.Ndf3 (14.Rb1+=) 14...b5 (better 14...Ne5 15.Ne5 Bb5=) 15.Nc6+- Bc6 16.Re6 Bd6 (better 16...Bb7 17.Ne5 Bd6+-) 17.Bg5 (17.Ba3 Ba3 18.Rc6 Qe7+-) 17...h6 (17...Qd7!? 18.Re1 Ne4=) 18.Bh4 (18.Bf4! Bf4 19.Rc6+-) 18...Qd7+= 19.Re1 b4 (19...Ne4!? 20.Ne5 Be5 21.de5 Rfe8+=) 20.cb4 Bb4 21.Ne5 Qb7 22.Rb1 a5 23.Re3 Be8 24.Bc2 Bh5 25.f3 g5 (25...Rab8 26.Bf2+-) 26.Be1+- Rfe8 27.Reb3 Nd7? (better 27...Rab8+-) 28.Bb4 (28.Rb4?! ab4 29.Bb4 Ne5 30.de5 Qa7 31.Kf1 Re5=) 28...Ne5 (28...ab4 29.Rb4 Qc8 30.Bf5 Re5 31.Bd7 Qd7 32.de5 Qa7 33.Rb6+-) 29.Bd6 (29.de5?! Qb6 30.Kh1 ab4 31.Qd5 Qe6+-) 29...Nf3 30.gf3 (30.Rf3?! Qg7+-) 30...Qd7 (30...Qf7 31.Be5 Rac8 32.Rb7+-) 31.Be5 Qf7 (31...Re7 32.Rb6 Rf8 33.Rh6 Re5 34.de5 Bf3 35.Rg6 Kh8 36.Qd4 Qg4 37.Qg4 Bg4 38.Rb7 Bf5 39.Rf6 Rf6 40.ef6 Bc2 41.Rb8 Kh7 42.f7 Kg6 43.f8Q Kh5 44.Qf7 Kg4 45.h3 Kg3 46.Rh8 Bh7 47.Rh7 a4 48.Qf2) 32.Kg2 (better 32.Qd3 Rad8+-) 32...Rf8 (32...Rac8 33.R1b2 Rf8 34.Re3+-) 33.Qd3 Ra7 (33...Rac8 34.Kg1 Rc2 35.Qc2+-) 34.Rf1 (better 34.f4 Qd7 35.f5+-) 34...Qe7 (34...Qe6 35.Rc3+-) 35.Qb5 (better 35.Rb6 Qh7 36.Qc3+-) 35...Qf7 (35...Qe6+-) 36.Qc6 (36.Qc6 Re8 37.Qh6 Re5 38.de5+-) 1–0. Durante,A (1940) – Moratorio,Alberto (1690), 3rd Marcel Duchamp Cup, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 f6 10.0-0 fe5)

9.Bd3 h5

10.0-0 a6 11.Qe2 (11.Qb3 Nh6=) 11...Rc8 (11...Nh6 12.Na3=+) 12.Nbd2 g5 (12...Na5!?=) 13.Nb3+= Na7 14.Nc5 g4 15.Ne1 (15.Nd2 Bc5 16.dc5 Rc5+-) 15...Bc5 16.dc5 Bb5 17.Bb5 (better 17.Bd2!?+=) 17...Nb5=+ 18.c4 dc4 19.Be3 (better 19.Qc4!? Ne7 20.Nd3-/+) 19...Qd5-+ 20.Rc1 (20.Nc2 Ne7 21.Na3 Nf5 22.Qc4 Ne3 23.fe3 Qc4 (23...Rc5?! 24.Qf4 Rf8 25.Nb5 Rb5 26.Rab1-/+; 23...Qc5?! 24.Qf4 Rf8 25.Nb5 ab5 26.Rfd1=) 24.Nc4 Rc5-+) 20...Ne7 (better 20...c3!? 21.f3-+) 21.Rc4 Nf5 (21...Qe5?! 22.Nd3 Qf5 23.Nb4-/+) 22.Nc2 (22.c6 0-0-+) 22...Nh4 (22...Qe5!? 23.c6 Rc6 24.Rc6 bc6 25.Qc4-+) 23.Ne1-/+ Rg8 24.g3 (better 24.Qc2 Nf5 25.Nd3-/+) 24...Nf3?? (better 24...Nf5-+) 25.Nf3=+ gf3 26.Qc2 Qe5 27.Rf4 (27.c6 bc6 28.Rc6 Rd8=+) 27...Rg4-/+ 28.Qh7 Rf4 29.Bf4 Qc5 30.Qh8 Qf8 31.Qh5 Nd4 32.Be3 Qg7 33.Rd1 Rd8 34.Bd4 Rd4 35.Rc1 (35.Qf3 Rd1 36.Qd1 Qc3 37.Qa4 Ke7-/+) 35...Qf6 (better 35...Rc4! 36.Rd1 Qc3-+) 36.h4-/+ e5 37.Qh7 Qe6 (37...b5 38.h5=+) 38.Qh8 Ke7 39.Qb8 (39.h5 Rd7 40.Re1 e4=+) 39...Rd7 40.Kh2 (40.h5 Kf6 41.Re1 Kf5-/+) 40...Qd6 41.Qh8 Qd4 42.Rc2 e4 43.Qh6 Qe5 (43...Rd5 44.Rc7 Ke8 45.Qh7=) 44.Qe3 (44.Rc8 Rd8 45.Rd8 Kd8 46.Qf8 Kc7 47.Qf7 Kb6 48.Qb3 Kc6 49.Qc4 Kd6 50.Qb4 Kc7 51.Qc4 Kb8=+) 44...b5 45.Qa3 (45.Qb6 e3! 46.fe3 Qe4 47.Qc5 Ke6-/+) 45...Qd6 46.Qe3 Qe5 47.Qa3 Rd6 48.Rc7 (48.Rc6 Qd4 49.Rd6 Qd6-+) 48...Kf6 49.Qe3 Kg7 50.Qa7? (better 50.Ra7-+) 50...Qf5 51.Rc5 (51.Qe3 Rd1 52.Rc1 Rc1 53.Qc1 Qe5-+) 51...Rd5 52.Rc1 Rd2 53.Qe3 (53.Rf1 Qe5 54.Re1 b4-+) 53...Re2 54.Qb6 (54.Qd4 Qf6 55.Qc5 e3-+) 54...e3 55.Qd4 Kh7 (55...Qf6 56.Qg4 Kh6 57.Qf4 Qf4 58.gf4-+) 56.g4 ef2 (56...Rf2?! 57.Kh3 Rd2 58.Qe3-+ (58.gf5 Rd4 59.Kg3 e2 60.Ra1 Rd1 61.Ra3 e1Q 62.Kf4 Rd4 63.Kf3 Qe4 64.Kg3 Qf4 65.Kg2 Rd2 66.Kg1 Qf2 67.Kh1 Qg2)) 57.Kg3 (57.gf5 f1Q 58.Kg3 Qc1 59.Kg4 f2 60.Qb4 f1Q 61.Qd6 Re4 62.Qf4 Qcf4 63.Kh5 Qh4) 0–1. Llaneza Vega,Marcos (2310) – Bajo Gutierrez,Ignacio (2300), Asturias–chT Final, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 h5 9.Bd3 Bd7)

10.0-0 b5 =.

10.0-0 h4 11.h3 f6 12.ef6 Nf6 13.Bg6 Kf8 14.Ng5 Be8?? (better is 14...Qc8=) 15.Ne6+- (15.Ne6 Kg8 16.Nd8 Bg6 17.Nb7+-) 1–0. willitheblitzer (2060) – towser2, gameknot.com, 2011. (=1.e4 e6 2.a3 d5 3.e5 c5 4.b4 Nc6 5.Nf3 cb4 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 h5)

10.0-0 h4 11.h3 b5 12.Na3 b4 13.Nb1 a5 14.Bb2 Nh6 15.Nh2 Qb6 16.Ng4 bc3 17.Bc3 Nd4 18.Na3 Nhf5 19.Bd4 Nd4 20.Ne3 Qb2 21.Qg4 Ba3 22.Ra3 Qa3 23.Qd4 Rc8 24.Rd1 Ba4 25.Ra1 Rc1 26.Rc1 Qc1 27.Kh2 Bd7 28.Qa7 Ke7 29.Qa5 Rb8 30.Bc2? Qb2 31.Qc5 Ke8 32.Qc7 Rc8 33.Qd6 Rc6 (33...Rc6 34.Nd1 Qc2 (worse is 34...Rc2 35.Nb2 Rb2 36.Qc7+=) 35.Qb8 Rc8-+) 0–1. Ng,Willy – Ovall,Larry (2055), 2011–ServTourn Final, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 Nh6 11.Ba3 0-0 12.Be7 Ne7 13.Ng5 (13.Nh4 g6=) 13...g6 (13...Nef5 A) 14.Qh5? g6 15.Nf7 gh5 (worse is 15...Nf7 16.Qg6 Kh8 17.Bf5 ef5 18.e6+-; 15...Rf7?! 16.Qg6 Rg7 17.Qh5-/+) 16.Nd8 Rfd8-+ (16...Rad8?! 17.Ra7 Rb8 18.h3+=); B) 14.Nf3=) 14.Qf3 Nef5 15.Qf4 Kg7 16.Nd2 a6 17.Ndf3 Rc8 18.Rac1 (18.Rfb1 Rc3 19.Bf5 Nf5 20.Rb7 Qc8=) 18...Bb5 19.Bb5 ab5 20.h3 Ng8 21.g4 (21.Qd2 Qc7=) 21...hg4+= 22.hg4 Nfh6 23.Kg2 Qe7 24.Rh1 Rc6 25.Rh3 f6 (25...b4 26.Rch1 Ra8+= (26...Rc3?? 27.Qh2 Rf3 28.Rh6 Rf2 29.Kf2+-)) 26.ef6+= Qf6 27.Qf6 Nf6 28.Ne5 Nfg4 29.Nc6 bc6?? (29...Rf2 30.Kg3 bc6 31.Rh6 Kh6 32.Ne6 Kh7 33.Kg4 Rf6 34.Rh1 Kg8+-) 30.Rh6 1–0. Dimitrov,Pavel (2320) – Ilchev,Plamen (2110), Veliko Tarnovo BUL, 1st Open, 2013. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.ab4 d5 5.e5 Nc6 6.d4 Bb4 7.c3 Be7 8.Nf3 Bd7 9.Bd3 h5)

10.0-0 Nh6 11.Ba3 g6 12.Be7 Qe7 (12...Ne7 13.Na3=+) 13.Qb3 (13.Na3 0-0+=) 13...b6= 14.Na3 Na5 15.Qb2 Rc8 16.Nc2 0-0 17.Ne3 Kg7 18.h4 Bc6 19.Ng5 Ba8 (19...Nf5 20.Nf5 ef5 21.Rfe1=) 20.f3 Nc4 (20...Nf5 21.Nf5 ef5 22.Rfe1=) 21.Bc4+= dc4 22.Ra6 Rc7 23.Qe2 Rd8 (23...Nf5 24.Nf5 (24.Nc4? Bd5 25.Ne3 Ne3 26.Qe3 Bc4-+) 24...gf5 25.Qf2+=) 24.Qf2 (24.g4 Rh8+=) 24...b5 25.Nc2 (25.Rb1 Bc6+=) 25...Bb7 (better 25...Nf5!?=) 26.Ra7+/- Bd5 (26...Ra8 27.Rfa1 Ra7 28.Ra7+=) 27.Ra5 Rb8 (27...Ra8 28.Rb5 Ra2 29.Rfb1+/-) 28.Nb4 (28.Rfa1+/-) 28...Nf5? (better 28...Ra7!? 29.Ra7 Qa7+/-) 29.g4+- hg4 (29...Nh6 30.gh5 Rcb7 31.Nh3+-) 30.fg4 Nh6 31.Qf4 Ra7?? (31...Rd7+-) 32.Ra7 (better 32.Nd5 ed5 33.Ra7 Qa7 34.Qf6 Kg8+-) 32...Qa7 33.Nd5 ed5 (33...Nf5+-) 34.Qf6 Kg8 35.e6 Rf8 36.ef7 Rf7 (36...Qf7 37.Nf7 Rf7 38.Qg6 Rg7 39.Qh6 Rg4 40.Kh1 Rg7 41.Ra1 Rg3 42.Ra8 Kf7 43.Ra7 Kg8 44.Qh7 Kf8 45.Qf7) 37.Qg6 Rg7 (37...Kf8 38.Qh6 Kg8 39.Qg6 Kh8 40.Nf7 Qf7 41.Rf7 b4 42.Qg7) 38.Qe8 1-0. Pereira – Marekt, internet, 2021. (=1.d4 c5 2.b4 cb4 3.e4 d5 4.e5 Nc6 5.a3 e6 6.Nf3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5)

10.0-0 Nh6 11.Na3 Na5 12.Nd2 g6 13.c4 Nc4 14.Nac4 dc4 15.Nc4 Bc6 16.Be3 (better is 16.Na5!? Qd4 17.Bh6=) 16...Nf5-/+ 17.Bf5 gf5 18.f3 h4 19.Qd2 b5 20.Nb2 a5 21.Rfc1 Bd5 22.Nd3 (22.Qe2 Qd7-/+) 22...Rg8 23.Kf2 b4 24.Nf4 a4-+ 25.Nd5 Qd5 26.Rc7 h3! 27.g3 b3 28.Rac1 Kd8 29.Re7 Ke7 30.Qb4 Kd8 31.Qb6 Ke8-/+ 32.Rc5 Qd8 33.Qc6 Kf8 34.Bh6 Rg7! 35.d5 ed5?? 36.Rd5= Qe8?? 37.Qf6+- Qe6 38.Qg7 Ke7 39.Bg5 (39.Bg5 Qf6 40.Bf6 Ke6 41.Rd6) 1–0. Witte,Manfred – Petersen,Johannes, Regionalliga NordN, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 Nh6 11.Na3 a6 12.Nc2 g6 (12...h4 13.h3=) 13.Ne3 Nf5 14.c4 (14.Ba3 Qc7=) 14...dc4+= 15.Bf5 gf5 (worse is 15...ef5 16.d5 (worse is 16.Nc4 Be6 17.Nd6 Bd6 18.ed6 Qd6-/+) 16...f6 17.dc6 Bc6 18.Nc4 Qd1 19.Rd1 Bf3 20.gf3 fe5 21.Ne5+=) 16.Nc4 Nb4 17.Nd6 (17.Bd2 Bc6+=) 17...Bd6-/+ 18.ed6 Bb5 19.d5 (better is 19.Re1!? Nd3 20.Bg5 Qd6 21.Re3-/+) 19...Nd5-+ 20.Re1 Bc6 (20...Qd6 21.Nh4 0-0-0 22.Bb2-+) 21.Nd4-/+ Qf6 (better is 21...Rg8 22.Nc6 bc6-/+) 22.Bb2= Rg8? 23.g3?? Qg6+= 24.Nc6 bc6 25.Qb3 f4 26.Qb7+/- Rd8 27.Qc6 Kf8 28.d7 fg3 29.hg3 Nf6 30.Qd6 Kg7 31.Qe7 e5 32.Be5 h4 33.Ra4 (33.Ra4 Qf5 34.Bf6 Kg6 35.Ree4 Rd7 36.Rg4 Kh7 37.Rh4 Kg6 38.Rag4 Qg4 39.Rg4 Kh5 40.Qe4 Rd1 41.Kg2 Rg1 42.Kg1 Rg4 43.Qh7#) 1–0. Rahls,Peter (2190) – Welz,Peter (2170), Berlin–ch, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.0-0 Nh6 11.Na3 a6 12.Re1 Nf5 13.Nc2 Na5 14.Ne3 Ne3 15.Be3 Bc6 16.h4 Nc4 17.Bg5 Nb2 18.Qd2 Nd3 19.Qd3 Bb5 20.Qe3 Rc8 21.Reb1 Qc7 22.Be7 Qe7 23.Ng5 Rh6 24.Re1 Rh8 25.Qd2 Rc7 26.Re3 Kd8 27.Rf3 Be8 28.Qb2 Kc8 29.Qb6 Rf8 30.Qa7 f6 31.Nh7 Rf7 32.Qa8 Kd7 33.c4 dc4-/+ 34.d5? fe5 35.de6+= Qe6 36.Ng5 Qd5 37.Nf7 Bf7 38.Qf8 Kc6 39.Qg7 Be6 40.Qg6 Kb6 41.Rf6 Rc6 42.Rb1 Ka7 43.Qh7 Rc8?? 44.Re6+- c3 45.Rd6 c2 46.Rd5 Rc7 47.Qe4 Rc4 48.Qe3 Rd4+- 49.Rc1 (49.Rc1 b5 50.Re5 Kb6 51.Qd4 Kc6 52.Rc2 Kb7 53.Re7 Kb8 54.Qd8) 1–0. Kozel,Roman (2415) – Ivanov,Vladimir A1 (2145), Rodatychi op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5)

10.Ba3 a6 11.Nbd2 Na5 (11...Na7 12.Be7 Ne7 13.Nb3=) 12.0-0 Ba3 13.Ra3 Bb5 14.Bb5 ab5 15.Qb1 Qd7 16.Qb4 b6 17.Rb1 Rc8 18.Qb5 Qb5 19.Rb5 Rc6 20.Ne1 Ne7 21.Nd3 Nc8 22.Nb4 Rc7 23.Kf1 0-0 24.Ke2 f6 25.f4 fe5 26.fe5 Rcf7 27.Nd3 Nc4 28.Ra1 Ra7 29.Rbb1 Nd2 30.Kd2 Rff7 31.Ke3 g5 32.h4 gh4 33.Nf4 Ra1 34.Ra1+/- Rc7 35.Kd3 Kf7 36.Rh1 Ne7+= 37.Rh4 Ng6= 38.Ng6 Kg6 39.Rh1 Rf7 40.Ke3 Ra7 41.Rb1 Rb7 42.Rf1 Rc7 43.Rf6 Kg5 44.Re6 Rc3 45.Ke2 Rc2 46.Kf3 Rc3 47.Ke2 Rc2 Twofold repetition 48.Ke3 Rg2 49.Rd6 h4 50.e6 ½–½. Tabatabai,John (2050) – Purdon,Colin (2085), Dyfed op Gwbert on Sea, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3)

10.Ba3 Qc7 11.Be7 Nge7 12.Na3 Na5 13.Nb5 (13.Rc1 Nc4 14.Qb3 Rc8=) 13...Bb5=+ 14.Bb5 Nac6 (14...Kf8 15.0-0=+) 15.0-0 a6 16.Ng5 Rc8 17.Bd3 g6 (17...Na5 18.Qf3 Nec6 19.Rfb1=) 18.Qf3 Nf5 19.h3 (19.Rfb1 Ra8=) 19...Qe7 20.Qf4 Nb8 21.Qd2 Qc7 22.Rfc1 Nc6 23.Qf4 (23.Nf3 Ra8=) 23...Qe7 24.Rcb1 Nb8 25.Rb3 0-0 (25...Qc7 26.Nf3=) 26.g4 (26.Nf3 Rfe8=) 26...Ng7 (26...hg4 27.Qg4 b5 28.Bf5 ef5 29.Qh4=+) 27.Rab1 (27.Qf6!? Rc7 28.Bg6 Qf6 29.ef6 fg6 30.fg7=+) 27...b5=+ 28.Be2 (28.Nf3 hg4 29.Qg4 Rc6-/+) 28...Rc6 (better 28...f6!? 29.ef6 Qf6-/+) 29.gh5=+ gh5 (29...f6 30.ef6 Qf6 31.Qf6 Rf6 32.hg6 Rg6 33.f4=) 30.Qh4 (30.Bh5!? f6 31.ef6 Qf6 32.Qf6 Rf6 33.Bg4=) 30...f6=+ 31.ef6 Qf6 32.Rf1 (32.Bh5!? Nh5 33.Qh5=+) 32...Qf4 33.Bg4? (better 33.Qf4 Rf4 34.Re1-/+) 33...Nd7 (better 33...Rf5 34.Nf3 hg4 35.hg4 Rf6-+) 34.Kh1 (34.Ne6 Ne6 35.Qh5-+) 34...Rf5 (better 34...Nf5 35.Qh5 Ng3 36.Kg1 Nh5 37.Ne6-+) 35.Ne6 Ne6 (worse 35...Re6 36.Qd8 Re8 37.Qd7 hg4 38.c4 bc4 39.Rg3 Qg3 40.fg3 Rf1 41.Kg2-+) 36.Rg1 Kf8 (36...hg4?! 37.Rg4 Qg4 38.Qg4 Ng7 39.Qg2-+) 37.Rg3 (37.f3 hg4 38.fg4 Qe4 39.Kh2 Rf3-+) 37...hg4 38.Rg4 (38.Qg4 Qf2 39.Rg2 Qf1 40.Rg1 Qf3 41.Kh2 Ng5-+) 38...Qf3 39.Kg1 (39.Kh2 Qf2 40.Qf2 Rf2 41.Rg2 Rg2 42.Kg2 Nf4 43.Kf3 Nh3 44.Ra3-+) 39...Qd1 40.Kg2 Qb3 41.Qh6 Ke7 42.Qh7 Rf7 43.Qh4 Nf6 0–1. Kreken,Eivind Grunt – Sundsbo,Sigve (1795), 10th Sveins Memorial, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 h5 9.Bd3 Bd7)

10.Ba3 Nh6 11.0-0 g6 (11...0-0 12.Qb3=) 12.Qd2 a6 13.Be7 Ne7 14.Na3 Nhf5 15.Rfb1 Bc6 16.Nc2 0-0 17.h3 Kg7 18.Ne3 Ne3 19.Qe3 Ng8 (19...b5 20.Qf4=) 20.Ng5 Qe7 21.Rb2 Rac8 (21...b5 22.Rb3=) 22.g4 hg4+= 23.hg4 Nh6 24.f3 Rh8 25.Bf1 Rce8 26.Re1 a5 27.Bb5 Bb5 28.Rb5 Ra8 29.Reb1 Ra7 30.c4 dc4 31.d5 ed5 32.e6 b6! 33.Rd5 Re8 34.Qb6 Qc7?? 35.Qd4+- Kg8 36.Ne4 fe6? 37.Rd7!! (37.Rd7 e5 38.Qa7 Qa7 39.Ra7+-) 1–0. Mahdi,Khaled (2330) – Hinteregger,Arthur (2155), Jacques Lemans op, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.Na3 a6 11.Nc2 Nh6 12.Ne3 b5 13.h3 h4 14.g4 (14.0-0!?=) 14...hg3-/+ 15.fg3 g6 16.Ng2 Qb6 17.0-0 Nf5 18.Kh2 0-0-0 (better is 18...b4!? 19.g4 Ng7-/+) 19.Rf2 Rh7 20.Rfa2 Rdh8 21.h4 (21.Ra6?? Rh3 22.Kg1 Qa6 23.Ra6 Rh1 24.Kf2 Rd1 25.Ra8 Nb8-+) 21...Nb8 22.Bf4 Bc6 23.Qc1 Bb7 24.Ng5 Rg7 25.Rb1 Kd7 26.Ne3 Nd4?? (better is 26...Kd8-/+) 27.cd4+/- Qd4 28.Bb5 ab5 29.Rb5 Bc6 30.Nf3 Qe4 31.Ra7 Kc8 32.Re7 Qf3 33.Qc5?? (better is 33.Kg1 Rh4 34.gh4+-) 33...Qe2-+ 34.Kh3 (34.Ng2 Qb5 35.Qd6 Nd7-+) 34...Qb5 35.Qd6 Nd7 0–1. Dubois,Jean Marie (2190) – Mercier,Jean Pierre (2220), FRA–ch, 1985. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Be3 Nh6 11.Na3 (11.0-0 Rc8=+) 11...a6 (11...Nf5 12.0-0 Na5 13.Nd2=+) 12.Nc2 (12.0-0 Rc8=+) 12...b5 (12...Nf5 13.Bd2=+) 13.Bd2 (13.0-0 Nf5=+) 13...Qb6 (13...Nf5 14.0-0=+) 14.Rb1 (14.0-0 h4=) 14...Qc7 15.Bg5? (15.Ne3 Na5=+) 15...Rc8?? (15...Ne5 16.Ne5 Bg5 17.0-0-+) 16.Rc1?? (16.0-0 Nf5=) 16...Qd8?? (better 16...Bg5 17.Ng5 Ne5-+) 17.h4=+ Ng4 18.Qd2 (18.0-0 f6 19.Bg6 Kf8=+) 18...Na5 19.Rb1 (19.Be7 Qe7 (19...Ke7?! 20.Qg5 Ke8 21.Qg7=) 20.Rb1 Nc4 21.Bc4 Rc4-/+) 19...Nc4 (19...Qc7 20.Nb4 Qc3 21.Na6 Nb3 22.Qc3 Rc3-/+) 20.Qf4 (better 20.Bc4!? Rc4 21.Be7 Qe7 22.Qd3-/+) 20...Qa5-+ 21.0-0 (21.Nb4 Qa3 22.Qc1 a5-+) 21...Qc3 (21...f6 22.Nb4 Na3 23.ef6 gf6 24.Rbe1-/+) 22.Be7 (22.Bc4!? f6 23.ef6 gf6 24.Bb3-+) 22...Qd3-+ (worse 22...Ke7 23.Bc4 dc4 24.Rfc1-/+) 23.Bb4? (better 23.Nb4 Qe4 24.Qg5-+) 23...a5 24.Bd6 (24.Qg5 ab4 25.Qg7-+) 24...Nd6 25.ed6 Qc2 (25...Rc2 26.Ne5 Ne5 27.de5-+) 26.Qg5 (26.Rbc1 Qf5 27.Rc8 Bc8 28.Qc1-+) 26...f6 27.Qg7 Qh7 28.Qh7 Rh7 29.Rfe1 (29.Rfc1 Rc1 30.Rc1 Nh6-+) 29…Kf7 0–1. Fizerova,Lucie – Bashylina,Luisa (1835), Bad Blankenburg GER, EUR Team Championships, 2018. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.e5 Nc6 6.ab4 Bb4 7.c3 Be7 8.Bd3 h5 9.Nf3 Bd7)

10.g3 Nh6 11.h3 Nf5 12.Kf1 Qb6 13.Ra2 0-0-0 (better is 13...Na5!?-/+) 14.Kg2= Kb8 15.Ba3 Rc8 16.Bf5 ef5 17.c4 (better is 17.Re1!?=) 17...dc4-/+ 18.Be7 Ne7 19.Nc3 f4! 20.Qd2 (20.gf4 Qg6 Combination) 20...fg3 21.fg3 Qg6 22.Qf4 Qf5 23.Qd2 Bc6 24.d5 Nd5! 25.Nd5 Rhd8 26.Qd4? (26.Qf4 Qf4 27.Nf4-/+ (27.gf4?? Rd5 28.Re1 Rd3-+)) 26...Rd5-+ 27.Qa7 Kc7 (27...Kc7 28.Rf2 h4-+) 0–1. Telfer,Kenneth (2245) – Whiteley,Andrew J (2335), London Cafe Baroque 5th, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 h5)

10.g4? hg4-+ 11.Ng1 g6 12.Qg4 Nh6 13.Qh3 Qb6 14.Na3 Nd4! 15.cd4 Qd4 16.Nc2 Qe5 17.Ne2 Nf5 18.Qg2 Rh4 19.Bg5 Nd4 20.Be7 Nc2 (20...Ke7?! 21.Ncd4 Rd4 22.Ra3+=) 21.Kd2 Na1 (21...Ke7?! 22.Bc2 Bb5 23.Rae1-+) 22.Bh4 Nb3 23.Kc2 Nd4 (better is 23...Ba4 24.Rb1 Rc8 25.Kd1 Nc1 26.Ke1 Nd3 27.Kf1 Bc2-+) 24.Nd4-/+ Rc8 25.Kd2 Qf4 26.Ke2 Qh4 27.Nf3 Qf6 ½–½. Balzert,Antonius – Fien,Andreas, Verbandsliga Sued Baden, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5)

10.h3 h4 11.0-0 Nh6 12.Na3 Na5 13.Nh2 g6 (13...Nf5 14.Ra2+=) 14.Bh6 Rh6 15.Ng4 Rh5 16.Qb1 Kf8 17.Nc2 Kg7 18.Nce3 Rc8 19.Qb2 b6 20.Be2 Rh8 21.f4 (21.Rfc1 Nc6=) 21...Bc6 22.Nh2 Qc7 23.Ba6 Rb8 24.Bd3 Rh5 25.Rf2 Bb7 26.Be2 Rhh8-/+ 27.Nhg4 Rbc8 28.Rc1 Nc4 29.Nc4= dc4 30.Ne3 Bd5 31.Nd5 ed5 32.Rcf1 Rhf8 33.Bg4 Rcd8 34.f5 Bg5 35.Qe2 Kg8 36.Kh1 Qc6= 37.e6 fe6 38.fg6+/- e5?? 39.Qe5+- Qg6 40.Be6 (40.Be6 Kh7 41.Rf8 Rf8 42.Rf8 Bf6 43.Rf6 Qf6 44.Qf6 b5 45.Bf7 b4 46.Qg6 Kh8 47.Qg8#) 1–0. Chandler,Patrick (2190) – Becker,Hartmuth (2140), Oberliga Ost–B, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.h4 a6 11.Ng5 Qc7 12.Rh3 (12.Qf3 Nh6 13.Ba3 Qa5+=) 12...Nh6+= 13.Na3 Na5 14.Bd2 Nf5 15.Kf1 g6 16.Kg1 Nc4 17.Nc4 dc4 18.Be4 Bc6 19.Qe2 Be4 20.Qe4 Bg5 (20...0-0!?-/+) 21.Bg5= Qc6 22.Qc6 bc6 23.Ra4 Kd7 24.Rh1 c5 25.dc5 Kc6 26.Kh2 Kc5 27.Ra5 Kc6 28.Rha1 Rhb8 29.f3 Rb5 (29...Rb3 30.g4 (worse is 30.Ra6 Ra6 31.Ra6 Kb7-/+) 30...Nh4 31.Bh4 hg4 32.Ra6 Ra6 33.Ra6 Kb5 34.Ra7 gf3 35.Be1+=) 30.g4 (30.Ra6 Ra6 31.Ra6 Kb7=) 30...Ra5+= 31.Ra5 Kb6 (31...Ng7!?=) 32.Ra4+= Ng7 33.Be3 Kc6 34.Rc4 Kd7 35.Rf4 Ke8 36.Rc4 Kd7 37.Rd4 Ke8 (better is 37...Ke7!?+=) 38.Bh6+- Kf8 39.gh5 Kg8 40.hg6 fg6 41.Rd7 (better is 41.Bg7!? Kg7 42.Kg3+-) 41...Nf5+= 42.Bg5 a5 43.Rd2 Rc8 44.Kh3 (44.Ra2 Rc3 45.Ra5 Rf3 46.Ra8 Kf7 47.Ra7 Ke8+=) 44...Rc3= 45.Ra2 Rc5 46.Bd2 Rc4 (46...Re5 47.Ra5 Rd5 48.Ra8 Kf7 49.Ra7 Kf6 50.Bg5 Ke5 51.Ra8=) 47.Ra5+= Rh4 48.Kg2 Rc4 49.Ra8 Kf7 50.Ra7 Kg8 51.Bg5 Rc2 52.Kh3 Rc3 53.Kg4 Rc2 ½–½. Rossi,Carlo1 (2295) – Ranieri,Fabrizio (2280), TCh–ITA, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5)

10.h4 a6 11.Ng5 Bg5 12.Bg5 Qc7 13.Nd2 Ne5 14.de5 Qc3 15.Be2 Qe5 16.Rh3 f6 17.Be3 Ne7 18.Nf3 Qd6 19.Rg3? (better is 19.Rc1!?=) 19...Nf5-/+ 20.Rh3 e5 21.Bc1 g6 22.Ba3 Qe6 23.Qb1 b5 24.Nd2 Kf7 25.g4 Nd4 26.Bd3? (26.gh5 Qf5 27.Rd3 Ne2 28.Ke2 Qh5 29.Ke1 Qh4 30.Qb3 Qh1 31.Nf1 Qe4 32.Kd2 Qf4 33.Ke2 Bg4 34.f3-+) 26...e4-+ (26...Qg4?! 27.Rg3 Qh4 28.Bg6 Kg7 29.Be4 Qg3 30.fg3 de4 31.Qe4+=) 27.Re3 Qg4 (27...hg4?! 28.Ne4 Nf3 29.Kd1 de4 30.Be4-/+) 28.Qb4?? (28.Bf1 Rhc8 (worse is 28...Qh4 29.Bc5 Nf5 30.Rh3-+) 29.Ra2 a5-+ (29...Qh4 30.Ne4 Nf3 31.Kd1 de4 32.Re4-+)) 28...Nc6 (better is 28...ed3 29.Kf1 Rhe8 30.Rae1-+) 29.Qd6 Qe6 (29...ed3 30.Qd5 Kg7 31.Qd3-+) 30.Qf4 Qe5 31.Qe5 Ne5 32.Be2 f5 (better is 32...Bg4-+) 33.Bb2 Rhe8 34.Nb3? (better is 34.Rea3!? Bc8 35.Be5 Re5 36.Bb5-/+) 34...f4 35.Rc3 Nc4 36.Bc1 f3 37.Bf1 Rec8 38.Na5 (38.Bc4 bc4 39.Nd4-+) 38...Na5 39.Rc8 Rc8 (39...Rc8 40.Bf4 Nc4 41.Ra6 Bg4-+; 39...Bc8?! 40.Ra5 Bb7 41.Bb2-+) 0–1. Lindner,Ulrich – Lau,Siegfried (2075), Bayern–chI Bank Hofmann 2nd, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5)

10.h4 Nh6

11.Na3 a6 12.Nc2 g6 (12...Ng4 13.Bg5=+) 13.Ne3 (13.Bg5 Nf5=) 13...Na5 (13...b5 14.Ba3=+) 14.Ng5 (14.Ba3 Qc7 15.Qc2 Ba3 16.Ra3 Nf5=) 14...Kf8 (14...b5 15.Qc2 Nf5 16.Nf5 gf5 17.Qd1=+) 15.Rh3 (15.Ba3 Qc7 16.Be7 Ke7=) 15...Rc8 16.Bd2 b5 (16...Qc7 17.Kf1=+) 17.Qb1= Nf5 (17...Kg7 18.Qa2 Nc4 19.Bc4 dc4 20.Qa6=+) 18.Nf5 (18.Bf5 gf5 19.Qa2 Nc4 20.Nc4 dc4 21.Qa6 Bc6=+) 18...gf5 (18...ef5 19.Qa2 Nc4 20.Qa6 Nd2 21.Kd2 Bg5 22.hg5 Qg5 23.Ke2=) 19.Rg3 (19.Qd1 Qb6=) 19...Rc6 20.Nf3 Nc4 21.Bc4 dc4 22.Qc1 (22.Bg5 Ke8=) 22...Ke8 23.Bh6 Bf8 (23...Bh4 24.Bg7 Bg3 25.Bf6 Qf6 26.ef6=) 24.Bg5 Be7 25.Bh6 Bf8 (25...Bh4 26.Bg7 Bg3 27.Bf6 Qf6 28.ef6=) 26.Bg5 ½–½. Lampen,T (2305) – Linqvist,G (2125), 10th Open Jyvaskyla FIN, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 h5 9.Bd3 Nc6 10.h4 Nh6)

11.Na3 a6 12.Bg5 b5 13.Nc2 Nf5 14.Ne3 g6 15.Be7 Nce7 16.Ng5 Ne3 17.fe3 Nf5 18.Qf3 0-0 19.e4 de4 20.Ne4 Kg7 21.Nf6 Qc7 22.Be4 Ra7 23.g4 hg4 24.Ng4 Rc8 25.Rc1 Bc6 26.Nf6 Be4 27.Ne4 Nd4 28.Qf6 (28.cd4 Qc1) 28...Kg8 29.h5?? (better is 29.Nd6 Rb8 30.h5+=) 29...Qe5!-+ 30.Qe5 Nf3 31.Ke2 Ne5 32.h6 Kh8 33.Ra1 f5 34.Nd6 Rca8 35.Rhd1 Rd7 36.Rd4? Nc6 37.Rd3 b4 38.cb4 Nb4 39.Rd2 Nd5 40.Nc4 Nc3 41.Ke3 Rd2 42.Kd2 Ne4 43.Ke3 Kh7 44.Nb6 Ra7 45.Kf4 Kh6 46.Ke5 Rb7 47.Nc4 Rc7 48.Ne3 Rc6 49.Rh1 Kg7 50.Ra1 g5 51.Rg1 Kg6 52.Ng2 Kf7 53.Ne3 Rc5 54.Kd4 e5 55.Kd3 Rc3 56.Ke2 Ke6 57.Ra1 Rc6 58.Kf3 g4 59.Ng4 Ng5 (59...Ng5 60.Kg3 fg4 61.Kg4 Ne4-+) 0–1. Proietti,Tosca (1825) – Cannada Bartoli,Vincenzo, Senigallia Perini Memorial 3rd, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5)

11.Ng5 Nf5 12.Na3 Nh4 (12...g6!?-/+) 13.Rh4= Bg5 14.Rh5 Rh5 15.Qh5 Bc1 16.Nb5 Qg5?? (better is 16...Ke7 17.Nd6 Qf8 18.Rc1 f6=) 17.Nd6+- Ke7 (17...Kd8 18.Nf7 Kc7 19.Ng5 Bb2+-) 18.Qf7 Kd8 19.Qf8 Kc7 (19...Be8 20.Nf7 Kc7 21.Qd6 Kc8 22.Ng5 Bg5 23.Qe6 Bd7 24.Qd5 Bh4+-) 20.Nb5 (20.Nb5 Kb6 21.Qc5) 1–0. Schmidt,Wolfgang (2290) – Schubert,Werner (1975), Niederbayernliga, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Bd7 6.ab4 Bb4 7.c3 Be7 8.d4 Nc6 9.Bd3 h5)

11.Ng5 Nf5 12.Qf3 g6 13.g3 Qc8 14.Bf5? (14.Ba3 Bd8 15.Bf5 gf5+= (worse is 15...ef5 16.Qd5 Bg5 17.hg5=)) 14...gf5 (14...Nd4 15.cd4 Qc1 16.Ke2 Qb2 17.Nd2 ef5 18.Qe3-+) 15.Nh3? (better is 15.Ba3+=) 15...Nd4!-+ 16.Qd1 Nb5 17.Nf4 Qc7 18.0-0 Qe5 19.Re1 Qg7 20.Kh2 Qg4 21.Qd3 Kf8?? 22.Nd5 ed5 23.Qd5 f4! 24.Qe5 fg3 25.fg3 Qh3 26.Kg1 Bf6! 27.Qf4 Bc6 (27...Bc6 28.Re2 Qh1 29.Kf2 Qg2 30.Ke1 Qg1 31.Qf1 Qg3 32.Qf2 Bc3 33.Nc3 Qc3 34.Kf1 Qa1 35.Qc5 Kg8-+) 0–1. Wallin,Per – Nilsson,Anders, SWE–ch U18 Linkoping, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 h5)

11.Ng5 Nf5 12.Qf3 g6 13.g4 hg4 14.Qg4 Qc7 15.h5 (15.Ba3-/+) 15...Ne5?? (15...Ncd4 16.Bf4 Nb3 17.Nf7 Kf7 (17...Na1 18.Nh8 g5 19.h6+=) 18.Qg6 Kf8+-) 16.de5= Qe5 17.Kf1 Qf6 18.Kg1 e5 19.Qe2 Nd6 20.hg6 Rh1 21.Kh1 fg6 22.f3 Nf7 23.f4? (better is 23.Nf7 Qf7 24.Kg2+=) 23...ef4-+ (23...Ng5?! 24.fg5 Qh8 25.Kg1-/+) 24.Nf3 Bg4 25.Qg2 Bh5 26.Ra4 g5 27.Bb2 g4 28.Nh2 Ne5 29.Qd5 Nd3 30.Qd3?? Rd8 31.Rd4 Rd4 32.cd4 g3 33.Qb5 Qc6 34.Qc6 bc6 35.Nf1 Bd6 36.Nbd2 Bf7 37.Kg2 a5 38.Nf3 a4 39.N1d2 Bd5 40.Nb1 Ke7 41.Nc3 Bb3 42.Nd2 Bc2 43.Kf3? Ke6 44.Nde4 Bc7?? 45.Nc5-/+ Kf5 46.N5a4 Ba5 47.Bc1= Bc7 48.Nc5 Bd6 49.N5e4 Bc7 (49...Bc7 50.Nc5 Bb8=) 0–1. Soriano Ascaso,Ignacio (2180) – Escuer Sanchez,Nestor (2090), Altoaragones Masters 3rd, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5)

11.Ng5 Nf5 12.Qf3 g6 13.g4 (13.0-0!?+=) 13...hg4-/+ 14.Qg4 Rc8 15.h5 Ncd4! 16.Kf1? (16.cd4 Rc1) 16...Bb5 17.Bb5 Nb5 18.Nf7 Kf7 19.Qg6 Kf8 20.Rg1 Bh4?? (better is 20...Qb6 21.Be3 Qc6 22.Bh6 Nh6 23.Qg7 Ke8 24.Qh8 Bf8-+) 21.Qe6+= Ng7 (better is 21...Ne7!? 22.Rg4 A) 22...Rh5 23.Bh6 Rh6 24.Qh6 Ke8 25.Qe6+- (25.Qh4?! Qb6+-); B) 22...Ke8 23.Rh4 Rc6= (worse is 23...Nc3 24.Nc3 Rc3 25.Bg5+/-)) 22.Bh6+/- Rc7 23.Qf5 (better is 23.Rg4!? Bg5 24.Qf5 Rf7 A) 25.Qg5?! Qg5 26.Bg5 Rh5=; B) 25.Bg5?? B1) 25...Rf5?! 26.Bd8 Rhh5 27.Bh4+=; B2) 25...Rh5?? 26.Qf7 (26.Bd8 Rff5 27.Bh4 Ne6+=) 26...Kf7 27.Bd8+-; B3) worse is 25...Nh5 26.Qg6 (26.Bd8?! Rf5 27.Rg5 Ng7=) 26...Qc7 27.e6+-; B4) 25...Nf5 26.Bd8 Ne3 27.Kg1 Ng4-+; C) 25.Bg7 Kg7 26.Rg5 (26.Qg5?! Qg5 27.Rg5 Kh6+=) 26...Kf8 27.Qg6+-) 23...Kg8= 24.Qe6 Kf8 25.Ra4 (better is 25.Rg4!? Bg5 26.Qf5 Rf7 A) 27.Qg5?! Qg5 28.Bg5 Rh5=; B) 27.Bg5?? B1) 27...Rf5?! 28.Bd8 Rhh5 29.Bh4+=; B2) 27...Rh5?? 28.Qf7 (28.Bd8 Rhf5 29.Bf6 Ne8-/+) 28...Kf7 29.Bd8+-; B3) worse is 27...Nh5 28.Qg6 (28.Bd8?! Rf5 29.Rg5 Ng7=) 28...Qe8 29.Bh6 Rh6 30.Qh6 Ng7 31.e6 Qe6 32.Qh8 Ke7 33.Rg7+-; B4) 27...Nf5 28.Bd8 Ne3 29.Kg1 Ng4-+; C) 27.Bg7 Kg7 28.Rg5 (28.Qg5?! Qg5 29.Rg5 Kh6+=) 28...Kf8 29.Qg6+-) 25...d4= 26.Rc4 Rh7? (26...Rh6 27.Qh6 Rf7+= (27...Rc4?? 28.Rg7 Qd5 29.Qh8 Qg8 30.Qg8)) 27.Rg4+- Bg5 (27...Rh6 28.Qh6 Kg8 29.Rc7 Qc7 30.cd4 Nd4 31.Rd4 Qe5 32.Rh4 Qb5 33.Kg2 Qd5 34.f3 Qd1+-) 28.Rg5 Rh6 29.Qh6 Kg8 30.Rg7! Rg7 31.Qe6 Kh7 32.Qf5 Kh6 33.Rc8 (33.Rc8 Rg1 34.Kg1 Qg5 35.Qg5 Kg5 36.e6+-) 1–0. Bender,K – Wirtz,KH, corr JMZ–06, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 h5)

11.Ng5 Nf5 12.Bf5 ef5 13.Qb3 Be6 14.Qb7 Qc8 15.Qc8 Rc8 16.Ke2 Kd7 17.Ba3 Rb8 18.Be7 Rb2 19.Nd2 Ke7 20.Rhb1 Rhb8 21.Rb2 Rb2 22.Rb1 Rb1 23.Nb1 Bc8 24.Nh3 g6 25.Nf4 Be6 26.Nd3 Bc8 ½–½. Heiming – Sprotte,Norbert, FRG corr Germany, 1977. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5 10.h4 Nh6)

11.Ng5 g6 12.Qf3 Nf5 13.Bf5 gf5-/+ 14.Rh3 (14.0-0 a5-/+) 14...Qb6 (14...a5 15.Kf1-/+) 15.Rg3 Bg5 (15...Qb3!?-/+) 16.Rg5=+ 0-0-0 17.Rh5 (better 17.Na3!?=+) 17...Rh5-+ 18.Qh5 Na5?? (better 18...Nd4 19.cd4 Qd4-+) 19.Nd2 (19.Qf7?? Nb3 20.Ra3 Nc1-+) 19...Bb5 (better 19...Qc7!? 20.Ba3 Bb5= (20...Qc3?? 21.Rc1 Qc1 22.Bc1+-)) 20.Qf7+- Qc6?? (better 20...Rh8 21.Qf6 Re8+-) 21.Ra5+- 1–0. Martinez,Julian (2215) – Rodriguez,German Enrique (2045), IRT Camp Nal Mayores Absoluto AJEDREZ A, 2015. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.d4 d5 6.e5 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 h5 10.h4 Nh6)

11.Bh6 gh6 12.Nbd2=.

11.Bh6 Rh6-/+ 12.Na3 a6 13.Nc2 Na5 14.Ra2 Qc7 15.Qa1 Nc4 16.Nd2 (16.0-0 Rc8-/+) 16...f6 (16...Nd2 17.Kd2 f6 18.f4-/+) 17.f4 (17.ef6 Bf6 18.Bc4 dc4=+) 17...f5 (17...Nd2 18.Kd2 a5 19.Qb2-/+) 18.Bc4 dc4 19.Kf2 (19.Ne3 Bb5=+) 19...Bc8 (19...a5 20.Na3-/+) 20.g3 (20.Ne3 b5-/+) 20...b5-/+ 21.Rb1 Qc6 22.Ne1 (22.Ne3 Kf8-/+) 22...Bb7-+ 23.Nef3 Kf7 24.Rh1 b4 (24...Rg6 25.Rb1-+) 25.Ra4 (25.Rb1!?-/+) 25...a5!-+ 26.Qd1 (26.Ra5 bc3 Passed pawn) 26...Rhh8 27.Ng5?? (27.Qa1-+) 27...Bg5 28.hg5 Qa4 (28...Qa4 29.Qa4 Bd5+-) 0-1. Voegeli,M (1615) - Mallol Descarrega,Gerard (1700), 20th Miquel Mas Open, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3 h5)

9.Bd3 Nh6

10.0-0 0-0?? 11.Qc2 (11.Bh6 gh6 12.Qc2 a6+=) 11...f5 (11...Nf5!? 12.g4 Nh4 13.Bh7 Kh8 14.Nh4 Bh4=) 12.ef6+/- Bf6 (better is 12...Rf6!? 13.Bh7 Kh8+/-) 13.Bh7+- Kh8 14.Na3 (14.Re1!?+/-) 14...Rc8 15.Qd3 (15.Qg6!? Be8 16.Qb1+=) 15...e5= 16.de5 Ne5 17.Ne5 Be5 18.Bh6 (18.Qd5?? Bh2 19.Kh1 Bb8-+ (19...Kh7?! 20.Qd3 Kh8 21.Kh2-+)) 18...gh6 (18...Qh4 19.f4 Bc3 20.Rac1 Qh6 A) 21.Qd5?? Bc6 (21...Qh7?! 22.Qd7 Qf5 23.Qf5 Rf5 24.Rb1+=) 22.Qd3 Bb4-+ (22...Qh7?! 23.Qc3 a6 24.Qb2=); B) 21.Rc3 Qh7 22.Qd4 Rc3 23.Qc3-/+) 19.Qd5 Qc7 20.Be4 Bc6 21.Qc4 Bh2-/+ 22.Kh1 Be5 23.f4 Bf4 24.Bc6 bc6 25.Rae1 Rcd8 26.Nc2 Rd2 27.Nd4?? Qg7?? 28.Ne2+= Bc7 29.Qe4? Bd6 30.Nd4?? Rf1?? 31.Rf1+= Qg3 32.Qe8= Qg8 33.Qc6 Qg3 34.Qc8 Kh7?? 35.Qd7 Kh8 36.Qd8 Kh7?? 37.Qd7 Kh8 38.Qc8 Twofold repetition 38...Qg8 39.Qh3 Qg6 40.Nf5 Rd5 41.c4 Re5 42.Qc3?? Qh5-+ 43.Qh3 Qh3 44.gh3= Bf8 45.Nh4 Re8 46.Ng6 Kg7 47.Nf8 Rf8 48.Ra1 Ra8 49.Kg2 Kf6 50.Kf3 Ke5 51.Ke3 ½–½. Lisznyai,Sandor (2145) – Macsik,Tamas (2195), HUN–chT, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 Na5 11.Na3 a6 12.Nc2 Rc8 13.Bd2 Nc4 14.Bh6 gh6 15.Rb1 Bc6 16.Nfe1 Qa5 17.Nb4 Bb5 18.Qh5?? (better is 18.Nf3+=) 18...Nd2-+ 19.Nf3? (19.Rb2 Nf1 20.Bb5 Qb5-+) 19...Nf1 (better is 19...Nb1!? 20.Rb1 Rc3 21.Nd5 ed5 22.Bf5-+) 20.Rf1 Rc3 21.Bb5 Qb5 22.Na2 Rf3! 23.Qf3 Qc4 24.Nc1 Qd4 25.Nd3 Rg8 26.h3 Rg5 27.Rc1 Rf5 28.Qg3 Kd7?? 29.Qg8+= Qc4? 30.Rc4 ½–½. Milesi,Laurent (2020) – Zimmermann,Walter (2250), Provence–chA, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3)

10.0-0 Nf5 11.Na3 0-0 12.g4 Nh4 13.Nh4 Bh4 14.f4 Be7 15.g5 (better is 15.Nb5+=) 15...f5?? (better is 15...a6-/+) 16.gf6+- gf6?? (16...Bf6 17.ef6 Rf6+-) 17.Bh7 Kh7 18.Qh5 Kg7 19.Ra2 Rg8 (19...f5 20.Rg2 Bg5 21.Rg5 Qg5 22.Qg5 Kf7+-) 20.Rg2 Kf8 21.Qh6 (21.Qh6 Kf7 22.Qh7 Ke8 23.Rg8 Bf8 24.Qg6 Ke7 25.ef6 Kd6 26.Nb5) 1–0. Bouhaddoun,Oussama – Fridman,Daniel (2625), Rabat MAR, 5th Blitz Marathon, 2014. (=1.e4 e6 2.Nf3+= d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6-/+ 6.a3 Bd7 7.ab4+= Bb4 8.c3 Be7 9.Bd3 Nh6)

10.0-0 Nf5 11.Re1 0-0 12.Nbd2 Rc8 (12...Qb6 13.Rb1 Qc7 14.Bf5 ef5 15.Qb3=+) 13.Nf1 (13.Bf5 ef5 14.Qb3 Be6=) 13...a6 14.Ng3 (14.Bf5 ef5 15.Qb3 Nb8=) 14...Na7 (14...Ng3 15.fg3 Na7 16.Qc2-/+) 15.Bd2 (15.Nf5!? ef5 16.Qb3=) 15...Ng3-/+ 16.hg3 Bb5 17.Bb1 Bc4 18.Nh2 Nb5 19.Qh5 g6 20.Qh3 (better 20.Qh6-/+) 20...f5 (better 20...Na3!?-/+) 21.ef6= Bf6 22.Qe6 Kh8 23.Ng4 Bg7 24.Bh6?? (24.Ne5 Be5 25.Qe5 Kg8 26.Qe6 Rf7=) 24...Qd6?? (better 24...Re8 25.Qe8 Qe8 26.Re8 Re8 27.Bg7 Kg7-+) 25.Qe3 Rf7 (25...Bh6!? 26.Nh6 Qc7=+) 26.Bg7 Kg7 27.Qh6 Kg8 28.Ne5 (28.Qh4 Kg7=) 28...Rg7 (28...Rfc7 29.Nc4 Rc4 30.Bd3 Rc3 31.Bb5 ab5 32.Ra5=) 29.Re3 Rf8 (29...Bb3 30.Qh3 Rf8= (30...Rc3? 31.Rc3 Nc3 32.Qc8 Qf8 33.Qc3+-)) 30.Ba2 (better 30.Nc4 dc4 31.Be4+=) 30...Qf6?? (better 30...Ba2 31.Ra2 Rc7-/+) 31.Rf3 (31.Nc4 Qf2 32.Kh2 Qf6+-) 31...Qe7? (better 31...Qe6!? 32.Bc4 dc4 33.Rf8 Kf8+=) 32.Rf8 (32.Nc4 dc4 33.Bc4 Kh8 34.Bb5 ab5 35.Rf8 Qf8+-) 32...Qf8 33.Nc4 dc4 34.Bc4 Kh8 35.Bb5 ab5 36.Re1 (36.Qg5 b4 37.cb4 Re7+-) 36...Rf7 (36...b4 37.c4+-) 37.Qf8 Rf8 38.Re7 (38.Re5 Rc8 39.Rb5 Rc3 40.Rb7 Rd3+-) 38...Rc8 39.Rb7 Rc3 40.Rb5 Rc1 41.Kh2 Rd1 42.Rd5 Kg7 43.Rd7 Kh6 (43...Kf6 44.d5+-) 44.f4 (44.g4 g5+-) 44...Rd2 (44...g5 45.Rd6 Kh5 46.Rd5+-) 45.g4 Rd3 46.g3 Rd2 47.Kh3 Rd3 (47...g5+-) 48.g5 Kh5 49.Rh7 1-0. Popadic,Dr (2155) - Matveeva,O (2170), Titled Tuesday, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6)

10.0-0 Ng8!?-/+.

10.Na3 a6 11.0-0 (11.Bh6 gh6 12.0-0 b5=) 11...Rc8 (11...Nf5 12.Bf4=+) 12.Bd2 (12.Bh6 gh6 13.Qd2 Na5=) 12...Na5 (12...Nf5 13.Bf5 ef5 14.Re1=+) 13.Qb1 (13.Bh6 gh6 14.Qc2 Bb4=) 13...Nf5=+ 14.Nc2 Nc4 15.Bc4 Rc4 (worse 15...dc4 16.Qb7 Bb5 17.Bg5+=) 16.g4 (16.Qb7 Bb5=+) 16...Nh4-/+ 17.Nh4 Bh4 18.f4 (18.Qb7 Bb5=+) 18...Be7 (18...Rc7 19.Rf3-/+) 19.Ne3 White prepares the advance f5 (19.Qb7 Bb5=+) 19...Rc8 20.Rc1 (better 20.Qb7!? Bb5 21.Rfb1-/+) 20...Bb5-+ 21.g5 (21.f5 Qd7-+) 21...h6 (21...b6!? 22.Qb3-+) 22.g6-/+ f6 (22...0-0 23.f5 f6 24.ef6 Rf6 25.fe6-+) 23.f5 (23.ef6!? Bf6 24.f5-/+) 23...fe5-+ 24.fe6 0-0 25.Nf5 (25.de5 Qb6-+) 25...e4 26.Rf1 (26.c4 Bc4 27.Ne3 b5 28.Nc4 bc4 (28...dc4?! 29.Qe4 Qd6 30.Be3-+) 29.Ra6 Qe8-+) 26...Rf6 (26...Bf1!? 27.Qf1 Rf6 28.Qh3 Rg6 29.Kh1-+) 27.c4 (27.Rf2 Qf8 28.Ne7 Qe7-+) 27...Rg6 (27...Bc4!? 28.Ba5 Qe8 29.Qb7 Qg6 30.Kh1-+) 28.Kh1 dc4 (better 28...Rc4!? 29.Rg1 Bg5 30.Bg5 hg5 31.Qb2-+) 29.Qe4 Bc6 (29...Bf6 30.Ra5-+) 30.d5 Bd5 31.Ne7 Qe7 32.Qd5 Rd8 33.Qa5 b6 (better 33...b5 34.Rf7 Qe6 35.Qd8 Kf7 36.Qc7 Qe7 37.Qe7 Ke7-+) 34.Qc3?? (34.Qh5 Qe6 35.Be3-+) 34...Rd3 35.Rf7 (35.Rf3 Rc3 36.Bc3-+) 35...Qe6 (35...Rc3?! 36.Re7 Rc2 37.Re8 Kh7 38.Re1 Rd2 39.e7=) 36.Rg7 (36.Raf1-+) 36...Rg7 (36...Rg7 37.Qg7 Kg7-+) 0–1. Schulz,Hans_Juergen (2070) – Meier,David_Geffrey (2245), Bargteheide GER, Open, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Nh6 9.Bd3 Bd7)

10.Na3 Nf5 11.Qb3=+.

10.Nbd2 0-0 11.Nf1 Kh8 (11...Nf5 12.g4 Nh4 13.Nh4 Bh4 14.Ba3-/+) 12.Ng3 (12.Bh6!? gh6 13.Qd2=) 12...Ng8=+ 13.Bc2 f5 14.ef6 Nf6 (worse 14...Rf6 15.Qd3 g6 16.h4=) 15.Qd3 Be8 16.Qe2 Qd6 17.Ng5 e5 (17...Nd8 18.Ba3 Qc7 19.0-0=+) 18.Ba3 (18.Nf5 Qd7 19.de5 Ne4+=) 18...Qd7 (18...Qc7 19.Ne6 Qa5 20.Bb2+=) 19.de5 (19.Bf5!? Nd4 20.cd4+/-) 19...Ba3= 20.Ra3 Qe7 21.ef6 Qa3 22.fg7 Kg7 23.Ne6 Kh8 24.0-0 (24.Nf8 Bf7 25.0-0 Rf8+=) 24...Bf7 (better 24...Rf7 25.Qd3 a5-/+) 25.Nf8+= Rf8 26.Qg4 (better 26.Qd2!? Qe7 27.Qh6+=) 26...Qc3-/+ 27.Bb1 Qg7 28.Qh3 Bg6 29.Nh5 (29.Qe6 Qf6 30.Qe2 Bb1 31.Rb1 b6-/+) 29...Bh5 (better 29...Qh6!? 30.Nf4 Qh3 (30...Qf4?! 31.Bg6 Qc7 32.Rd1=+) 31.Nh3 a6-+) 30.Qh5-/+ Ne5 31.Bh7 (better 31.Rd1!? Ng4 32.Bf5=+) 31...Nf3-+ 32.Kh1 Qh7 33.Qh7 Kh7 34.gf3 Rf3 35.Rb1 b6 36.Rd1 (36.Kg2!? Rf6 37.Kf1-/+) 36...Rf2-+ 37.Rd5 Ra2 (37...a5 38.Rh5 Kg7 39.Rb5-+) 38.Kg1 Kg6 39.h4 Re2 40.Rd7 Ra2 41.Rd5 Kf6 42.h5 Kg7 43.Rd6 b5 44.Kf1 b4 45.Rd7 (better 45.Ke1-+) 45...Kh6 46.Rb7 a5 47.Rb5 Ra3 (better 47...Rh2!? 48.Rb8-+) 48.Ke1 b3 49.Kd1 (49.Kd2 Ra2 50.Kc1 a4-+) 49...a4 (49...Ra1 50.Kd2 a4 51.Kd3-+) 50.Kc1 Ra2 51.Kb1 Rh2 (better 51...Kg7!?-/+) 52.Rb4= Ra2 53.Rb5 Rc2 (better 53...Kg7!?-/+) 54.Rb4= Ra2 55.Rb5 ½-½. Soubirou,O (2140) - Martinez,Felicien (1865), ch-FRA Blitz Online Qual, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6)

10.h4 Nf5 11.Na3 a6 12.Nc2 h5 13.c4 (13.Bg5 Qc7=+) 13...Nb4 (13...dc4 14.Bc4 Nb4 15.Nb4 Bb4 16.Bd2 Bd2 17.Qd2-/+) 14.Nb4 (14.Bf5!? ef5 15.Nb4 Bb4 16.Bd2 Bd2 17.Nd2-/+) 14...Bb4-/+ 15.Bd2 Bd2 16.Qd2 dc4 17.Bf5 ef5 18.d5 Rc8 19.0-0 c3 20.Qd4 (20.Qc2 f4-/+) 20...Bb5-/+ 21.e6 (21.Rfc1!?-/+) 21...0-0-+ 22.Rfe1 (22.ef7 Rf7 23.Rfc1 Qf6-+) 22...fe6 23.Re6 c2 (23...Rc4!? 24.Qe5 c2 25.Rc1-+) 24.Rc1 Rf6 25.Qe5 Qc7 26.Qe3 (better 26.d6!? Qc5 27.d7 Bd7 28.Rf6 Qe5 29.Ne5 gf6 30.Nd7-+) 26...Qc3-+ 27.Qg5 Re6 28.de6 Qf6 29.Qe3 f4 (29...Rc3 30.Qd2 Rc4 31.e7 Qe7 32.Qd5 Kh8 33.Ne5-+) 30.Qe1 (30.Qe4 b6 31.Ng5-/+) 30...Bd3-+ 31.Ng5 (31.Qd2 Bf5-+) 31...Bg6 (31...Qc3 32.Qc3 Rc3 33.e7-+) 32.Qd2 Rd8 33.Qe2 Qb2?? (better 33...f3 34.gf3 Qb2-+) 34.Qe1?? (34.e7 Qc1 35.Kh2 Qg1 36.Kg1 Rd1 37.Kh2 Rh1 38.Kh1 c1Q 39.Kh2+=) 34…Qc1!-+ (34...Qc1 35.Qc1 Rd1 36.Qd1 cd1Q 37.Kh2 Qe1-+) 0-1. Williams,Si1 (2460) - Kislov,O (2245), Titled Tuesday 9th June, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6)

10.h4 Nf5-/+ 11.Na3 a6 12.Ng5 h6-+ 13.Nh3 Nh4 (13...Bh4?! 14.g4 Nfe7 15.Nf4+=) 14.g3 Nf5 15.Bf5 ef5 16.Nf4 Be6 17.Nc2 g5 18.Nh5 Na5 (better is 18...Qc7-+) 19.Ne3+= Nc4 20.Nc4 dc4 21.Ba3 Qd5 22.Kd2 (22.0-0 Bd8+=) 22...b5 23.Be7 Ke7 24.Nf6 Qb7 25.Ke3 Bd5 26.Rg1 Kf8 27.f3 a5 28.Qb1 Kg7 (better is 28...Be6!?=) 29.Qf5+/- b4? (29...Kf8+/-) 30.f4?? (30.Nh5!? Kg8 31.Qf6 Rh7 32.Ra5 Bc6+-) 30...Be6? (better is 30...Qc6=) 31.Nh5+- Kf8?? 32.Qf6 Rh7 33.f5 Bd5 34.Qd6 Kg8 35.Nf6 Kh8 36.Nd5 b3 37.Ne7 b2 38.Qf6 Rg7 39.Qh6 (39.Qh6 Rh7 40.Qf6 Rg7 41.Rh1 Qh1 42.Rh1) 1–0. Aira,Johannes (2095) – Savola,Laura (2075), 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6)

10.h4 Nf5-/+ 11.Na3 Nh4?! 12.Nh4 Bh4 13.Qg4=.

10.h4 Nf5 11.g3 h5 12.0-0 g6 13.Na3 a6 14.Nc2 Na7 15.Bg5 Bb5 16.Na3 Bd3 17.Qd3 Kf8 18.Rfd1 b5 19.Nc2 Nc6 20.Rdb1 Kg7 21.Qd2 Bg5 22.Ng5 Qc7 23.Qf4 Nce7 24.Rb3 Nc6 25.f3 (25.Rbb1 Na5 26.Nb4-/+) 25...Qe7-/+ 26.Rd1 Rab8 27.Ne1 b4 28.Ng2 bc3 29.Rc3 Ncd4 30.Rd4 Qa7 31.Kh2?? (better is 31.Rcd3!?+=) 31...Qd4 (better is 31...Nd4 32.Nf7 Qf7 33.Qd4 Rb2-+) 32.Ne6?? fe6 33.Rc7 Kg8 34.Qg5 Qe5 35.Qg6 Ng7 36.Qf7 Kh7 37.f4 Rhf8 38.fe5 Rf7 39.Rf7 Ra8 40.Nf4 Kg8 41.Rb7 a5 42.g4 hg4 43.h5 Nf5 44.Ne6 a4 45.Nc7-/+ Rd8 46.Ra7 d4 47.Ne6 Rb8 48.Ra4+= Rb2 49.Kg1 g3 50.Nd4 Nh4 51.Ra1?? Rd2-+ 52.Ra8 Kh7 (52...Kh7 53.Rf8 Rd4 54.Rf7 Kh6-+) 0–1. Gross,Karl (2065) – Becker,Marcel (2310), Goch op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nh6)

10.Bh6 gh6 11.Qd2 Bg5 12.Ng5 Qg5 13.f4 Qe7 14.Na3 a6 15.Nb5 Kd8 16.Nd6 Rb8 17.Qb2 Be8 18.0-0 Qc7 19.Rfb1 b5 20.Ra6 b4 21.Nb5 bc3 22.Qc3 Qc8 23.Qa3 Qd7 24.Rc1 Qb7 25.Qd6 Qd7 26.Rac6 Qd6 27.Rd6 Ke7 28.Nc7 Ba4 29.Na6 Rbc8 30.Rc8 Rc8 31.Nc5 Bd1 32.f5 (32.f5 Bg4 33.Rd7 Kf8 34.f6+-) 1–0. Feduk,Iv (1940) – Onokienko,Olexandra, ch–UKR g18, Kyiv UKR, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Bh6 gh6 11.h4 Qc7 12.Qd2 h5 13.Qh6 0-0-0 (13...Bf8 14.Qf6 Rg8 15.Ng5+=) 14.Qd2 Rdg8 15.g3 f6 16.ef6 Bf6 17.Na3 a6 18.Ke2 (better is 18.Nc2!?=) 18...e5-/+ 19.de5 Ne5 20.Nb5?? (better is 20.Ne5 Qe5 21.Kd1-/+) 20...Bb5-+ 21.Bb5 Nf3 22.Kf3 Bc3 23.Qe3 Qf7 24.Kg2 Ba1 25.Rc1 Kb8 26.Ba6 ba6 27.Qb6 Qb7 28.Qd6 Ka8 29.Ra1 Rg6 30.Qe5 Rc8 31.Qh5 d4 32.Kh3 Rf8 (32...Rf8 33.Qe2 Qc6-+) 0–1. Gierloff,Christine – Feil,Carmen, Klinge Girls, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d4 Bd7 9.Bd3)

10.Bh6 gh6 11.h4 f5 12.Nfd2 0-0 13.Qh5 Kg7 14.Rh3 Be8 15.Rg3 Bg6 16.Nf3 Rg8 17.Nbd2 Qf8 18.Ng1 Kh8 19.Qe2 f4 20.Rh3 Bd3 21.Qd3 Rg2 22.Ngf3 Qg7 23.Qb5 Bf8 24.0-0-0? Rc8 25.Kb2 Rf2 26.Rg1 Rd2! (26...Rd2 27.Nd2 Qg1-+) 0–1. Kopczynski,M (2240) – Akesson,Ralf (2465), 7th Amplico AIG Life, Warsaw Poland, 2007.

8.c3 Bf8

9.Ba3 Ba3 10.Na3 a6 11.Bd3 Nge7 12.Nc2 Rc8 13.0-0 Ng6 (13...Na7 14.Qd2=+) 14.Ne3 (14.Qd2 0-0=) 14...Nce7 15.Qd2 (15.Rb1 b5=) 15...0-0 (15...Nf4 16.Bc2=+) 16.Rfb1 Qc7 17.Rb3 (17.c4 dc4 18.Nc4 Bc6=) 17...f6 (17...a5 18.Rba3=+) 18.ef6= Rf6 19.Ng4 Rff8 20.Nge5 (20.Qb2 Rb8=) 20...Ne5 21.Ne5 Be8 (21...Nc6 22.Ng4=) 22.Rab1 (22.Qb2 Bb5+=) 22...b5 23.Ra1 Nc6 (23...a5 24.Bb5 Bb5 25.Rb5 Qc3 26.Qc3 Rc3 27.Rba5=) 24.Nf3 Nb8 (24...Na5 25.Rba3 Nc4 26.Bc4 Qc4 27.Ne5+= (worse 27.Ra6 Qc3 28.Qc3 Rc3=)) 25.Qe3 (25.Ng5 Qf4 26.Qf4 Rf4 27.Bh7 Kh8+-) 25...Qd6 (25...Rf6 26.Ne5+=) 26.Ng5+- Rf6 (26...h6 27.Ne6 Rf7 28.Nc5+=) 27.Bh7 Kh8 28.Bd3 Qe7 (28...Kg8!?+-) 29.Re1 1–0. Martinez,Julian (2275) – Hinestroza,Cristian (2005), IRT Camp Nal Mayores Absoluto AJEDREZ B, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Na5 10.0-0 (10.Qc2 Ne7=) 10...Ne7 11.Ba3 Nc4 12.Bc4 dc4 13.Nbd2 Nd5 (13...b5 14.Ne4 Nf5 15.Bf8 Rf8 16.d5=) 14.Bf8 Kf8 (worse 14...Rf8 15.Nc4 Bc6 16.Nd6 Ke7 17.Qb3+-) 15.Nc4 Nc3 16.Qd2 Nb5 17.Rab1 (17.Rfb1 Kg8=) 17...a6=+ 18.Qf4 (18.Rfc1 Bc6 19.Rb3 Bd5-/+) 18...h6 (18...Bc6 19.Ng5 Qe7 20.Rb2=+) 19.Nd6 Nd6 20.ed6 g5 21.Qe5 (21.Qg3 Bc6=) 21...f6=+ 22.Qe4 (22.Qe3 b5 23.Nd2 Kg7=+) 22...b5= 23.Rfc1 Ra7 24.Rc5 White prepares the advance d5 24...Kg7 25.Rbc1 Qb6 26.d5 (26.Rc7 Rc7 27.dc7-/+) 26...Qd6-/+ 27.Nd4 Re8?? (27...ed5 28.Rd5 Re8 29.Qe8 Qd5-/+ (29...Be8?? 30.Rd6 b4 31.Ra1+-)) 28.de6+= Be6 29.Rc6 Bd7 30.Nf5?? (better 30.Qe8! Bc6 31.Nc6+-) 30...Bf5= 31.Qe8 (31.Rd6?? Re4 32.f3 Re6-+) 31...Qe5 (31...Re7 32.Rd6 Re8 33.Ra6=) 32.Qd8+= Be4 (32...Rd7 33.Rc7 Rc7 34.Rc7 Kg6 35.Rc1+=) 33.Rc7 (33.Rc8 Kg6+-) 33...Rc7+= 34.Rc7 Kg6 35.h3 Qa1?? (better 35...Bg2 36.Kg2 Qe4 37.Kf1 Qh1 38.Ke2 Qe4 39.Kd2 Qf4 40.Kc3 Qc1 41.Kb4 Qe1 42.Rc3 Qf2 43.Qd3 Kh5 44.Qf3 Qf3 45.Rf3 Kg6+-) 36.Kh2+- Qe5 37.g3 Bd5 38.Rd7?? (better 38.Re7 Be6 39.Qe8 Kf5 40.Qc6+-) 38...Qe1 39.Rd5 Qf2 ½–½. Klabis,Rokas (1915) – Paulauskaite,Gintare (2055), Radviliskis, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Na5 10.Ng5 Be7 11.f4 (11.Nf7 Kf7 12.Qf3 Nf6 13.ef6 Bf6=) 11...g6 (11...Nh6 12.0-0=+) 12.0-0= h5 (12...Qc7 13.Ba3=) 13.Qc2 Bg5 (13...Nc4 14.Bg6 Nh6 15.Bd3+=) 14.fg5 Ne7 15.Rf6 b5 (better 15...Qb6+=) 16.Qf2?? Exerts pressure on the backward pawn (better 16.Ba3+=) 16...Nb3-+ 17.Ba3 Na1 18.Rf7 (18.Be7 Qe7 19.Qb2-+) 18...Nf5 19.Rf6 Qa5 (19...b4 20.cb4 Qb6 21.Bf5 gf5 22.Qb2-+) 20.Qb2 (20.Qa2-/+) 20...b4 (better 20...Qa4!? 21.Qa1 Qd1 22.Bf1 b4-+) 21.cb4-/+ Qb6 (21...Qa4 22.Nc3 Qb3 23.Qa1-+) 22.Bf5 (22.Qa1!? Rc8 23.Nd2 Nd4 24.Bg6 Kd8 25.Kh1=+) 22...gf5-/+ 23.Qa1 a5 (23...Rg8 24.g6 Kd8 25.Nd2-/+) 24.b5 (better 24.g6!? Rg8 25.g7=) 24...Qb5-/+ (24...Bb5?! 25.Bd6 Kd7 26.Rf7 Kd8 27.g6=) 25.g6 0-0-0 (25...Qe2 26.Qc3 Bb5 27.Re6 Kd8=) 26.Nc3 (26.Bc5 Qd3 27.Nc3 a4=) 26...Qd3= 27.Bc5 Qe3 28.Kh1 a4 (28...Rdg8!?+=) 29.h3 (29.Na4 Ba4 30.Re6 Qe2-/+) 29…f4 (29...Rdg8!? 30.Ba7 Rg7+-) 1–0. Nitish,Belurkar (2290) – Liu,Zhaoqi (2130), 8th HD Bank Cup, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 a6 10.Ng5 Be7 11.h4 (worse is 11.Nh7 g6 12.Nf6 Nf6 13.ef6 Bf6-/+) 11...h5 12.Qf3 Bg5 13.hg5 g6 14.g4 h4 15.Qf4 h3 (better is 15...Na5!?+=) 16.Ba3 Nge7 17.Bc5 Na7 18.Qg3 Bb5 19.Rh3 Rh3 20.Qh3 Kd7 21.Bb5 Nb5 22.Qf3 Qg8 (better is 22...b6!? 23.Be7 Qe7=) 23.c4!+/- Nc7 (23...dc4 24.Qb7) 24.Be7 Ke7 25.Qa3 Kd7 26.Qd6 Kc8 27.cd5 Nd5? (better is 27...Qd8 28.Qd8 Kd8+/-) 28.Nd2+- Qd8 (28...b6 29.Rc1 Kb7 30.Qd7 Kb8 31.Nc4+-) 29.Rc1 Nc7 30.Nc4 Qd6 31.ed6 (31.ed6 Kd7 32.dc7 Kc7 33.Ne5 Kd6 34.Nf7 Kd5 35.Rc7 Kd4 36.Rb7+-; 31.Nd6?! Kd7 32.Nb7 Nb5+/-) 1–0. Hebbinghaus,Holger (2235) – Kull,Florian (2120), Buchholz op 1st, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nge7 10.0-0 a6 11.Na3 Rc8 12.c4 dc4 13.Nc4 (worse is 13.Bc4 b5 14.Bd3 Nd5+=) 13...Nd5 14.Nd6 Bd6 15.ed6 Ncb4 16.Bb1 Qb6 17.Ne5 Qd6 18.Qg4 0-0 19.Bh6 g6 20.h4 Nc6 21.Ng6 fg6 (21...hg6?! 22.Bg6 Kh8 23.Bg7 Kg8 24.Bh6=) 22.Bg6 Kh8 (22...hg6?? 23.Qg6 Kh8 24.Qg7) 23.Bh7 Rg8 (better is 23...Rf7 24.Bg6 Rg8-+) 24.Bg8= Rg8 25.Bg5 Rg6 26.h5 Rg5 (better is 26...Rg8!? 27.Rfb1 e5 28.de5 Bg4 29.ed6 Rg5 30.Rb7 Bc8-/+) 27.Qg5+/- Qe7 28.Qe7 Nce7 29.Rab1 b5 30.Ra1 Bc8 31.Rfc1 Bb7 32.Kf1 b4 33.Rcb1 Nc6 34.Ke2 a5 35.Kd3 Ba6 36.Ke4 Nc3 37.Kf4 Nb1 38.Rb1 Nd4 39.Ke5 Nc2 40.Ke6?? (better is 40.g4 Bc4 41.Rd1-/+) 40...a4-+ 41.Kd5 (41.Rd1 a3 42.Rd8 Kh7 43.Kf5-+) 41...a3 42.Rg1 (42.Rd1 a2 43.Kc5-+) 42...a2 43.g4 b3 44.g5 b2 45.g6 b1Q 46.g7 Kg8 47.h6 Qg1 (47...Qg1 48.Kc6 a1Q 49.h7 Kh7 50.g8Q Qg8 51.Kb6 Qe6 52.Kc7 Qd4 53.f4 Qed6) 0–1. Blachon,Pascal (2075) – Wornath,Kai Rudolf (2380), Canarias en Red prel 5th blitz, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nge7 10.Ba3 Ng6+= 11.Bf8 Nf8 12.Na3 a6 (12...Ng6 13.0-0=) 13.0-0 (13.c4 Ng6=) 13...b5 14.Nd2 (14.Nc2 Ng6=) 14...Ng6+= 15.f4 0-0 (better is 15...b4 16.Nc2 a5+=) 16.Qh5? (16.Nb3 Qe7+=) 16...f5 (better is 16...b4!? 17.Nc2 bc3-/+) 17.ef6+= Qf6 18.Rf3?? (better is 18.Nf3 Be8 19.Ne5+=) 18...Nf4?? (better is 18...Nd4 19.Rff1 Rac8-+) 19.Qh7+- Kf7 20.Rf4! Qf4 21.Rf1 Qf1 22.Nf1 Rh8 23.Qg6 Kg8 24.Ne3 Rh6 25.Qg3 Rf8 26.Ng4 Rh8 27.Qc7 Rf7 28.Bg6 Re7 29.Qd6 Kf8 30.Nc2 e5 31.Ne5 Ne5 32.de5 Rh6 33.Nd4 a5 34.Qb8 Be8 35.Be8 Re8 36.Qb5 (36.Qb5 Re5 37.Qa5 Re1 38.Kf2+-) 1–0. Boyard,Marie (2035) – Makhlouf,Youmna (1950), 40th Women Olympiad, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6)

9.Bd3 Nge7 10.Ng5 h6 11.Nh3 Na5 12.f4? (12.Nf4!?=) 12...g6 13.g4? (better is 13.Na3!?-/+) 13...h5-+ 14.Ba3 Nc4 15.Bc4 dc4 16.Nd2 Nd5 17.Ne4 Qh4 18.Nhf2 Ba3 19.Ra3 Ne3 (19...Bc6 20.gh5 Rh5 21.Qg4-+) 20.Nf6? (better is 20.Qd2!? Ng4 21.h3 Nf2 22.Qf2 Qf2 23.Kf2+=) 20...Qf6! 21.ef6 Nd1 22.Kd1 Bc6 23.Rg1 hg4 24.Ng4 Bf3 25.Kc1 Bg4 26.Rg4 Rh2 27.Rg5 Rf2 28.Rg4? Rh2 29.Ra4?? b5 30.Ra5? Rh5 31.Kb2 Kd7 32.Ka3? a6 33.Kb4 Kc6 34.Rg5 Kb6 35.Ra1 a5 36.Ka3 Rh3 37.Kb2 Rh2 (37...Rh2 38.Kb1 Rah8-+) 0–1. Rittemann,Steffen (2060) – Daum,Norman (2150), GER–ch op U25, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nge7 10.h4 Na5 11.Ng5 h6 12.Nh7 Nc4 13.Rh3 Nf5 14.Nf8 Rf8 15.Bc4 (15.h5 b5+=) 15...dc4-/+ 16.Nd2 Bc6 17.g4 Nd4 18.Ba3 Nb3 (better is 18...Rh8!? 19.cd4 Qd4=) 19.Nc4+/- Qd5? (better is 19...Qd1!? 20.Rd1 Rg8+/-) 20.Qb3+- 0-0-0?? (20...Qe4 21.Re3 Qh1 22.Kd2 Qh4+-) 21.Nd6 (21.Nd6 Kb8 22.Qd5 ed5 23.Nf5+-) 1–0. Mach,Holger (2270) – Guenther,Andreas (2130), GER–chT Univ, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nge7 10.h4 h5 11.Ng5 (11.0-0 Nf5 12.Bg5 Qc7=) 11...g6 (11...Nf5 12.Bf5 ef5 13.Ba3=+) 12.g4 (12.Nf3 Bg7=+) 12...hg4 13.Qg4 Nf5 (13...Rc8 14.Rh3 Qb6 15.Ba3=+) 14.h5 Nh6?? (better 14...gh5 15.Rh5 Rg8=+) 15.hg6+- f6?? (better 15...Nb4 16.cb4 Ng4 17.Rh8 Qc7+-) 16.g7 Bg7 (16...Ng4?? 17.Bg6 Ke7 18.Ba3 Nb4 19.Bb4) 17.Qh5 (17.Nh7!? Nb4 (17...Ng4?? 18.Bg6 Ke7 19.Ba3 Nb4 20.Bb4) 18.Qg6 Nf7 19.cb4 Bf8+-) 17...Kf8 18.Nh7 Rh7 19.Bh7 Nf5 (19...Be8 20.Qf3 Nf5 21.Ba3 Nce7 22.Bf5 ef5 23.ef6 Bf6 24.Qf5+-) 20.Bf5 (20.Ba3 Nce7 21.ef6 Bf6+-) 20...ef5 21.Ba3 Ne7 (21...Kg8 22.Rg1 Nd4 23.cd4 Qa5 24.Nd2+-) 22.ef6 (22.Rg1 Qe8 23.Qh7 Qf7 24.Rg7 Qg7 25.Be7 Kf7 26.Qg7 Kg7 27.Bf6 Kf7+-) 22...Bf6 23.Qg6 Bd4 (23...Qb6 24.Rh7 Qe6 25.Kd1 Re8+-) 24.Rh7 (24.Rh7 Qe8 25.Qg5+-; 24.cd4 Qa5 25.Nd2 Qa3 26.Rh8 Ng8 27.Qf6 Ke8 28.Rg8 Qf8 29.Qf8) 1–0. De Jong,Migchiel (2275) – Markus,John Raymond (2230), Ghent Open Ghent op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 f5 10.0-0 Na5 11.Kh1 b5 12.g4 fg4 13.Ng5 Ne7 14.Qg4 h5?? (better is 14...Nb3 15.Qf3 Qb6+/-) 15.Qf3+- Qb6 (15...Nf5 16.Bf5 ef5 17.e6+-) 16.Nf7 Nb3 (16...Rg8 17.Nd6 Kd8 18.Ra5 a6+-) 17.Nh8 (17.Nh8 0-0-0 18.Ra2 Nc1 19.Rc1+-) 1–0. Frohberg,Marco – Neumann,Frank, Schleswig Holstein–ch masters, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 f5 10.g4 Nce7 11.h3 a6 12.Ng5 Nh6 13.Ne6 Be6 14.Bh6 gh6 15.gf5 Bg8 (worse is 15...Bf5 16.Bf5 Qb6 17.Qa4 Kf7 18.Bd3+/-) 16.Qh5 Bf7 17.Qe2 White intends e6 17...Bg8 18.e6 Qd6 19.Qh5 Kd8 20.Qh4 Kc7 21.Qf6 Ng6 22.fg6 Qe6 23.Qe6 Be6 24.gh7 Re8 25.Kf1 Bd6 26.Bg6 Ref8 27.h4 Bg3 (27...Bf5!? 28.h5 Rf6=) 28.Ra2+/- Bf5 29.h5 Rf6 30.Rg1 Bh3 31.Ke1+/- Bd6 32.Re2 Bf5 33.Nd2 Bf4 34.Nf3 Kd6 35.Ne5 Rh7 36.Bh7 Bh7 37.Rg7 Bf5 38.Rb7 Rf8 39.Rb6 Kc7+- 40.Rc6 (40.Rc6 Kb7 41.Rd6+-) 1–0. La Rota,Fabio (2295) – Reyes,Romuel (2320), New York op, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6)

9.Bd3 g6 10.Na3 a6 11.Bg5 Be7 12.Be7 Nge7 13.Qd2 Ng8 (better is 13...Na5!? 14.Qb2 b5+=) 14.0-0+= Na5 15.Rfb1 b5 16.Qf4 Nc4? (better is 16...Rc8!? 17.Nc2 Rc3+=) 17.Nc4+/- dc4? (better is 17...bc4!? 18.Bc2 h6+-) 18.Be4+- Ra7 19.d5 ed5 20.Bd5 Bf5 21.Bc6 Bd7? 22.e6 fe6 23.Qd4 (23.Qd4 Bc6 24.Qa7 Bf3 25.gf3 Qg5 26.Kf1+-) 1–0. Gaillard,Bruno (1940) – Pavillon,Guillaume (1760), Bethune op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 h6 10.Nbd2 a6 11.Nb3 Rc8 12.Nfd2 Na7 13.Nb1 Bb5 14.Bc2 b6 15.Bd2 a5 16.Nc1 Bd7 17.Nd3 Nb5 18.Nf4 Qc7 19.Bd3 Qa7 20.Qg4 Ne7 21.Nh5 g6 22.Nf6 Kd8 23.Qe2 Nc7 24.Nd7 Kd7 25.Na3 Nc6 26.Nc2 b5 27.0-0 Qb7 28.Rfb1 Rb8 29.Qf3 Ke8 30.Ne3 b4 31.Qf4 Qb6 32.Bc2 Be7 33.Ba4 Nb5 34.cb4 ab4-/+ 35.Nc2?? Bg5-+ 36.Qf3 Bd2 37.Qd3 Bc3 38.Ra2 Kf8 39.h4 Kg7 40.Bb5 Qb5 41.Qf3 Qb7 42.Qf6 Kh7 43.Ra6 Rhf8 44.Rc6 Qc6 45.Ne3 Bd4 46.Ng4 Qc2 47.Qf4 Qb1 48.Kh2 0–1. Calavalle,G (2235) – Rotoni,M (2130), 32nd Open Arco ITA, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

9.Bd3 h6 10.h4 Na5 11.Na3 a6 12.Ng1 Qc7 13.Ne2 Ne7 14.h5 Nc8 15.Rh3 Nb6 16.Bc2 Nbc4 17.Nc4 Nc4 18.Nf4 0-0-0 (18...b5!?-/+) 19.Rg3 Kb8 ½–½. Barczay,Laszlo – Schmidt,Wlodzimierz, Rubinstein Memorial, 1969. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7)

9.Bd3 h6 10.h4 Na5 11.h5 Ne7 12.Nh4 Nc4 13.Na3 Qc7 14.f4? (better is 14.Qc2!?+=) 14...Na3 (better is 14...Ne5!? 15.Nb5 Nd3 16.Qd3 Qb6-+) 15.Ra3-/+ Nf5 16.Rb3 Nh4 17.Rh4 Be7 18.Rh3 Ba4 19.Rb7 Qb7 (19...Bd1?! 20.Rc7 Ba4 21.Kd2=; 19...Qc3?! 20.Qd2 Qc6 21.Qb2-/+) 20.Qa4 Kf8 21.f5 ef5 22.Bf5 Bg5 23.Ba3 Be7 ½–½. Van Oijen – Duchene, PK1–ASV, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Bb4 8.c3 Bf8)

9.Bd3 Nh6 10.0-0 Rc8 11.Ng5 Nf5 12.Qh5 g6 13.Qh3 h6 14.g4 Nfe7 15.f4 Bg7 16.Nf3 b5 17.Na3 a6 18.Nc2 Na5 19.Nb4 Rc3 20.Bd2 Rc8 21.Nd5 Nd5 22.Ba5 Qe7 23.Qg3 h5 24.Ng5 hg4-+ 25.Be2 Rc2 26.Qd3 Rc6 27.Bg4 Nf4! 28.Rf4 Qg5 29.Qg3 Rc2 30.Rf7 Rc1 31.Rf1? Ra1 32.Ra1-/+ Rf8 33.Rd1 Qf4 34.Qg2 Qe3 35.Kh1 Rf4 Attacking the backward pawn on d4 36.Qa8?? Kf7-+ 37.Qg2 Rg4! 38.Qg4 0–1. Mertens,Heiko – Ellers,Holger (2225), GER–ch int U20, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7)

7.ab4 Nb4

8.c3 Nc6

9.Ba3 Ba3 10.Na3 a6 11.Bd3 Rc8 12.0-0 Na5 13.Qc2 Ne7 14.Rfb1 (14.Bh7? g6 15.Ng5 Nf5-+) 14...h6 15.Qd2 Ba4 16.Ra2 Qc7 17.Nc2 Nb3 18.Qe2 b5 19.Ra4 ba4 20.Ba6 0-0 (worse is 20...Qc3 21.Bc8 Qc8 22.Na1=) 21.Bc8 Rc8 (21...Nc8?! 22.Na1 Na1 23.Ra1=) 22.Qb5 Qc3 23.Ne3 (23.Qa4?? Qc2 24.Re1 Nc6-+) 23...a3 24.Nd1 Qc2 (24...Qc2 25.Qb3 Qb3 26.Rb3 a2-+) 0–1. Strater,H (2075) – Baeumler,I (2235), 21st Open Goch GER, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Nc6)

9.Bd3 a6 10.Ng5 Be7 11.h4 (worse is 11.Nh7 g6 12.Nf6 Nf6 13.ef6 Bf6-/+) 11...Bg5 12.hg5 Nge7 13.Qh5 Ng6 (13...Qc8!? 14.g6 Ng6 15.Bg6 fg6 16.Qg6 hg6 17.Rh8 Kf7 18.Rc8 Rc8+=) 14.Bg6+= fg6 15.Qg6 hg6 16.Rh8 Kf7 17.Rd8 Rd8 18.Nd2 Rh8 19.Nb3 Rh1 20.Ke2 Nd8 21.Ba3 Bb5 22.Kd2 Ra1 23.Na1 Ba4 24.Bc5 b5 25.Nc2 (25.f4 Nc6+=) 25...Bc2= 26.Kc2 Nc6 27.Kb3 Ke8 28.Ka3 Kf7 ½–½. Ossa,Orlando Jose (2240) – Carvajal,Nolberto (2295), Cali qual, 2008. (=1.e4 e6 2.Nf3 c5 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.a3 Bd7)

9.Bd3 Nge7 10.Na3 Nf5 11.0-0 Be7 12.g4 Nh4 13.Nh4 Bh4 14.f4 (14.Nb5 0-0=) 14...Be7= 15.Nb5 0-0 16.Ba3 a6 17.Nd6 b5 18.g5 g6 19.Bc5 Na5 20.Rf3 (20.Rf2 Nc4=) 20...Nc4 (20...Bc6 21.Rh3=+) 21.Bc4= dc4 (21...bc4 22.Nb7 Qe8 23.Nd6=) 22.Ne4+= Bc6 23.Be7 Qe7 24.Nf6 Kg7 25.Rh3 h5 (25...Rh8+=) 26.Ra6 (better 26.gh6 Kh8 27.Ra5+-) 26...Ra6 27.Nh5 Kg8 (27...gh5 28.Qh5 Ra1 29.Kf2 Ra2 30.Ke3 Re2 31.Ke2 Bf3 32.Kf3 Qb7 33.Kg3 Qg2 34.Kg2 Rd8 35.Qh6 Kg8 36.Qh8) 28.Nf6 Qf6! 29.gf6 (29.ef6 Rfa8 Combination; 29.gf6 Rfa8 Combination) 29...Raa8 (29...Rfa8 30.Kf2 Ra1 31.Qa1 Ra1 32.Re3-+) 30.Rh8 (30.Qc1 Ra2 31.f5 Rg2 32.Kf1 g5 33.Rg3 Rg3 34.hg3 Ra8 35.Qg5 Kf8 36.fe6 Ra1 37.Kf2 Ra2 38.Ke3 Re2 39.Ke2 Bf3 40.Kf3 fe6 41.Qg7 Ke8 42.Qe7) 30...Kh8-+ 31.Qg4 (31.f5 Ra2 32.fg6 fg6 33.Qc1-+) 31...Ra1 (31...Ra1 32.Kf2 Ra2 33.Ke3 Rh2-+) 0–1. Kleman,Miroslav (2240) – Szucs,Vladimir (2150), SVK, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.ab4 Nb4 8.c3 Nc6)

9.Bd3 Nge7 10.Ng5 h6 11.Nh7 Nf5 (11...a6!?+=) 12.Nf8 Kf8 13.0-0 (13.Bf5 ef5 14.Qb3 Bc8 15.Ba3 Kg8+=) 13...Nce7 14.Ba3 Kg8 15.Nd2 Ng6 16.Bf5 ef5 17.Nf3 (17.Rb1 Qa5 18.Bd6 b5+=) 17...a6 (17...Bb5 18.Re1 Qd7 19.Nd2-/+) 18.Qd2 (18.Re1 Rc8 19.Bb4 Nf4-/+) 18...Kh7 19.Rfe1 (19.g3 f4-/+) 19...Nf8 (19...Rc8 20.Reb1 Bb5 21.h3-/+) 20.Qd3 Qc8 21.Bd6 Bb5 22.Qe3 Ne6 23.Nh4 g6 24.f4 Re8 25.Nf3 Qc6 26.h3 Rac8 27.Rac1 a5 28.g4 Ng7 29.Nh4 Qd7 30.Qg3 h5 31.gh5 Nh5-+ 32.Qf2 Qd8 33.Kh2 Bd3 34.Re3 Be4 35.Rg1 Qd7 36.Nf3 Bf3 37.Rf3 Rc6 38.Qa2 Qe6 39.Rb1 ½–½. Zoltan,Andras (2045) – Kovacs,Zoltan (2065), Budapest FS09 FM, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7)

9.Bd3 f6 10.Ng5 f5 (10...fg5?? 11.Qh5 g6 12.Qg6 hg6 13.Bg6 Ke7 14.Bg5 Nf6 15.Bf6; 10...fe5?? 11.Qh5 g6 12.Bg6 Ke7 13.Qf3+-) 11.g4 Qe7 (11...Nh6 12.gf5 Nf5 13.Qf3+=) 12.h4 0-0-0 (12...h6 13.Nf3+=) 13.Na3 h6 14.Nb5 (better is 14.Nf3!?=) 14...hg5-/+ 15.Nd6 (15.Qb3 Kb8 16.Ba3+/-) 15...Qd6?? (better is 15...Kb8-/+) 16.ed6+- gh4 17.Bg5 Nf6 18.gf5 (18.Bh4 g5 19.Bb5 Rh4 20.Rh4 gh4-+; 18.Rh4?! Bd6 19.gf5 e5 20.de5 Be5+/-) 18...Bd6 19.Qf3 (worse is 19.Bh4 ef5 20.Kd2 Bf4 21.Kc2 g5+=) 19...Rde8 20.Bf6+- ef5 21.Kd2 gf6 22.Bf5 Re7 23.Bd7 Rd7 24.Qf6 Rf8 25.Qh4 Rdf7 26.Rhf1 Rf3 27.Rae1 Kc7 28.Kc2 b5 29.Re2 b4+/- 30.Rg1 Rc3 31.Kb2 Na5 32.Qh7 Kb6 33.Rg6 Nc4 34.Kb1 Rc8 35.Rb2 a5 36.Qd7 Rc6 37.Ka2 Ra3 38.Kb1= ½–½. Neuberg,Simon – Egels,Andreas, Oberliga Sued W, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7)

9.Bd3 h6 10.0-0+= a6 11.g3 Nge7 12.Nh4 g6 13.Be3 b5 14.Nd2 Na5 15.Qf3 Qc7 16.Rfc1 Bc6 17.Ng2 Nc4 18.Nb3 a5 19.Nf4 Nf5 20.Bf5=+ gf5 21.Qh5 Qe7 22.Nc5 Kd8 23.Nfd3 Kc8 24.Rcb1 Qe8 25.Ra2 Be7 26.Rba1 Qg8 27.Nb3 Bd8 28.Nb4 Be8=+ 29.Qe2 h5 30.Nd2 h4 31.Bf4 Qg4-/+ 32.Nf3 Rb8 33.Nc2 Bc6 34.Ne3-/+ Qg6 35.Kh1 hg3-+ 36.fg3 Rb7 37.Ng2 Qg4 38.Ne3 Qh3 39.Ng1 Qh5 40.Nf3 Kd7 41.Ng2 b4 42.cb4 ab4 43.Ra7 Ra7 44.Ra7 Bc7 45.Bc1? Qg4 46.Nf4 Qg3 47.Nd3 Rh3 48.Nc5 Kc8 49.Ng1? Bb6 50.Nh3 Qh3 51.Ra6 Kc7 52.Nd3 b3 53.Nb2 Nb2 (53...Nb2 54.Bb2 f4-+) 0–1. Dankert,P – Karpov,Anatoli, Munich, 1979.

9.Bd3 h6 10.0-0 Nge7 11.Re1 Na5 12.Nh4 Qc7 13.f4 Nc4 14.Qh5 a6 15.f5 ef5 16.e6 Be6 17.Re6 g6 18.Ng6 fg6 19.Qg6 Kd8 20.Qf7 Kc8?? (20...a5 21.Bc4 dc4 22.Na3+-) 21.Bf5 (better is 21.Bc4 dc4 22.Ba3+-) 21...Kb8+/- 22.Bd3 Ka7 (better is 22...Nc8!? 23.Qf6 Bg7+-) 23.Qf6 (23.Qf6 Qc8 24.Na3 (24.Re7?! Be7 25.Qe7 Re8+-) 24...Na3 25.Ra3 (25.Qh8 Qc3 26.Bb2 Qb2-/+; worse is 25.Ba3 Nc6+-; worse is 25.Re7 Be7 26.Qe7 Nc4+=) 25...Qe6 26.Qe6+-) 1–0. Bolding,Klaus (2305) – Buffe,Fabrice, Cannes, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7 7.ab4 Nb4)

7.Bd3 Qb6

8.ab4 Nb4 9.Be2 Bb5 (9...Nh6!?+=) 10.c3 Be2 11.Qe2 Nc6 12.Ba3 (12.0-0 a6=) 12...Ba3 13.Na3 Nge7 14.0-0 0-0 15.Rfb1 Qc7 16.Nb5 Qd7 17.Nd6 b6 18.c4 dc4 19.Qc4 Nd5 20.Rc1 Ncb4 21.Ra3 a5 22.Nd2 f5 23.Qe2 Kh8 24.Qh5 Nf4 25.Qf3 Nbd5 26.h4 g5 27.hg5 Rg8 28.N2c4+= Qa7 29.g3 Nh3= 30.Kg2 Ng5+= 31.Qh5 Raf8 32.Kh2 f4-/+ 33.g4 f3 34.Nd2?? Rg6-+ 35.Rh1 Nf4 36.Qh4 Ne2 37.N2e4 Ne4 38.Ne4 Qg7 39.Ng3 Rg4 40.Qh3 Rff4 41.Ne2 Rg2 (41...Rg2 42.Qg2 Qg2#) 0–1. Tselkovskiy,Kirill (1990) – Szotkowski,J (2060), Lazy Poland, Perla Baltyku, 2012. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.a3 Nc6)

8.ab4 Nd4 9.c3 Nf3 10.Qf3 Qc7 11.Bf4 Ne7 12.0-0 Nc6 (12...Ng6 13.Re1-/+) 13.Re1 d4 (better 13...Rc8!?=+) 14.b5+= Na5 (14...Ne7!? 15.cd4 Nd5+=) 15.cd4+- Nb3 16.Ra4 Qb6 17.Be3 Bb5 18.Bb5 Qb5 19.Nc3 White intends d5 19...Qb6 20.d5 Bc5 21.de6 (21.Ne4 Qd8 22.de6 fe6 23.Bc5 Nc5 24.Nc5 Qd5 25.Qd5 ed5 26.Nb7 Ke7+-) 21...fe6 (21...0-0!? 22.e7 Rfc8+=) 22.Ne4+- Be3 23.Qe3 (better 23.Nd6!? Kd7 24.Qf7 (24.fe3?! Raf8 25.Qg4 Nc5+-; 24.Re3?! Nc5 25.Rd4 Raf8+-) 24...Kc6 25.fe3+- (25.Re3?! Raf8 26.Qg7 Nc5+=)) 23...0-0= 24.Rb1 Rac8 (24...Qe3!? 25.fe3 Rac8 26.Ra7 Nc5 27.Nc5 Rc5 28.Rab7 Re5=) 25.Qb6 (25.Qb3?? Qb3 26.Raa1 Qd5-+; 25.Rb3?? Qe3 26.h4 Qb3-+) 25...ab6 26.g3 (26.Rb4 Nc5 27.Nd6 Rc6+=) 26...Nc5= 27.Nc5 Rc5 (27...bc5 28.Rb7 Rf7 29.Rb3=) 28.Rb6 Re5 29.f4 Re2 30.Rb7 Rc8 31.Ra1 h6 32.Rb3 ½–½. Tran,Tommy – Emans,Job, Dutch C Youth, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Bd7 7.Bd3 Qb6)

8.Be2 Rc8 9.ab4 Bb4 10.c3 Be7 11.0-0 Na5 12.Ba3 Ba3 13.Ra3 Ne7 14.Nbd2 Bb5 15.Bb5 Qb5 16.Qa1 b6 17.Rb1 Qd7 18.c4 (18.Nb3!? Nac6 19.Nc1+=) 18...dc4-+ 19.Ne4 0-0 20.Qc3 Nd5 21.Qc2 Qe7 22.Ra4 c3 23.Nfg5 g6 24.h4 Rc4 25.Rc4 Nc4 26.Nc3? (better is 26.Rc1-/+) 26...Na3-+ 27.Nd5 ed5 (27...Nc2? 28.Ne7 Kh8 29.Nc6+-) 28.Qb2 Nb1 29.Qb1 Qa3 (29...f6 30.Nf3-+) 30.Nf3 Rc8 31.Qb5 (31.Kh2-+) 31...Qc1 32.Kh2 (32.Qf1 Qf4 33.Qe2 Rc1 34.Ne1 Qd4 35.h5-+) 32...Qf4 33.Kh3 Rc1 (33...Rc1 34.Qe8 Kg7 35.Qf7 Kf7 36.Nh2 Qf2 37.e6 Ke6 38.Nf1 Rc3 39.Kh2 Qf4 40.Kh1 Rc2 41.Kg1 Qf2 42.Kh2 Qg2) 0–1. Santos,Micael – Ribeiro,Bruno (2200), POR–chT Portugal, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 Bd7)

8.Be3 ba3 9.0-0 Nb4 10.Na3 Nd3 11.Qd3 Ba3 12.Qa3 Bc6 13.c4 Qd8 14.Bg5 Qd7 15.Rfd1? h6 16.cd5-/+ Bd5 17.Bd2 Ne7 18.Bb4 Bf3 19.Qf3=+ 0-0 20.Rdb1 b6 21.Be7 Qe7 22.Rb6 ab6 23.Ra8 Qb4 24.Rf8 Qf8 25.Kf1 Qd8 26.Qe4 b5 27.Ke2 b4 28.Ke3 Qb8 29.Qc2 b3 30.Qb2 Qb5 31.g3 Qc4=+ 32.Kd2 Qf1 33.Kc3+= Qd1 34.f4 Qf3 35.Kb4 Qd5 ½–½. Scacco,M (2070) – Mola,P (2275), 6th Open Genova ITA, 2002.

8.Be3 ba3 9.0-0 Nb4 10.Na3 Nd3 11.Qd3 Ba3 12.Ra3 Rc8 13.Rb3 Qc7 14.Bd2 a6 15.Rfb1 (15.Rc3 Qd8 16.Ra1 Bb5 17.Rc8 Qc8+=) 15...Bb5+= 16.Qe3 Ne7 (16...Qc2? 17.Rc1+-) 17.Qg5 Nf5 18.g4 (18.Rc3 Bc4-/+) 18...h6-/+ 19.Qh5 Ne7 20.Ng5 g6 (20...0-0!?-/+) 21.Qh4 Nc6 22.Nf3 Na5 23.Qf6 Rg8 (23...Rh7!? 24.Rc3 Nc4-/+) 24.Rc3= Bc4 25.Bh6 Nc6 26.h4 (26.Ra3 Ra8=) 26...b5+= 27.Bg7 Qe7 28.h5 Rg7?? (better is 28...gh5 29.gh5 b4+=) 29.Qg7+/- gh5 30.gh5 1–0. Pena Gomez,Enrique Duvan – Garcia Zamora,S, corr, 1977. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.a3 Nc6 6.d4 Bd7)

8.Be3 ba3 9.0-0 Nb4 10.Be2 a2 11.Nc3 (11.c3 ab1B 12.Rb1 Bb5 13.cb4 Ne7-/+) 11...Rc8-/+ 12.Na2 (12.Bd2 Ne7-/+) 12...Nc2 13.Rb1 Qc7 14.Bd3 Na3 15.Rc1 Nc4 16.Nc3 Ba3 17.Rc2 b5 18.Nb1 Be7 (18...Ne3?! 19.fe3 Qa5 20.Rc8 Bc8 21.Na3 Qa3 22.Ng5=) 19.Nbd2 Qb7 (19...a5 20.Qa1-+) 20.Qb1 Bc6 21.Rcc1 h6 22.Nb3 Qb8 (22...a5 23.Bd2 a4 24.Nc5 Bc5 25.dc5 Nd2 26.Nd2-+) 23.Qa2-/+ Bb4 24.Bb1 (24.Bd2 Nd2 25.Nfd2 Ne7-/+) 24...Ne7 25.Ne1 (25.Bd2 Nd2 26.Nfd2 Qb6-+) 25...a5 26.Nd3 (26.Nc2 Bc3 27.Na3 b4 28.Nc4 dc4 29.Rc3 bc3 30.Na5 Qb2 31.Nc4 Qa2 32.Nd6 Kd7 33.Ba2 Ra8-+) 26...Ba3 Black intends b4 (26...Ne3?! 27.fe3 Qa8 28.Nb4 ab4 29.Qf2=+) 27.Rc2 a4 (27...Ne3?! 28.fe3 b4 29.Na5-/+) 28.Nbc5 b4 Black plans b3 (28...Ne3?! 29.Na6 Qb6 30.fe3 Qa6 31.Qa3-/+) 29.Rc4 (29.Qa1 Ne3 30.fe3 Bb5-+) 29...dc4 30.Qc4 Bd5 (30...Nf5 31.Qa2-+) 31.Qc2 (31.Qa6 Qa8 32.Qa4 Qa4 33.Na4 b3-+) 31...b3 32.Qd2 Qa8 33.Qe2 (33.Nf4 Bc5 34.dc5 a3-+) 33...Bc4 (better 33...Bg2 34.Re1-+) 34.Qg4 Bc5 (34...Nf5 35.Rd1-+) 35.dc5 Bd5 (35...Bb5 36.Rc1-+) 36.Nf4 (36.Nb4 h5 37.Qg5 a3 38.Nd5 Qd5-+ (38...Nd5?! 39.Qg7 Rf8 40.Bd3-+; 38...ed5?! 39.Bd3-+)) 36...a3 Black prepares a2 (36...g6 37.Nd5 Nd5 38.Bg6 fg6 39.Qg6 Kd7 40.Qf7 Kc6 41.Qe6 Kb5 42.Rc1-+) 37.Nh5 (37.Nd5 ed5 38.Bd3-+) 37...a2 38.Ng7 (38.Qg7 a1Q (38...ab1R?! 39.Nf6 Kd8 40.Rb1=) 39.Qh8 Kd7-+) 38...Kd7 39.Bd3 (39.Ba2 ba2 40.Ra1-+) 39...a1Q 40.Bb5 Nc6 (better 40...Kd8 41.Qb4 Rb8 42.Bd4-+) 41.Nh5 (41.Qh5 Rcf8 42.Rd1 Rh7-+) 41...Qf1! 42.Bf1 (42.Bf1 b2 Passed pawn; 42.Kf1 Qa1 Double attack (42...b2 Passed pawn)) 42...Ne5 (better 42...b2 43.Nf6 Kc7-+) 43.Qd4 Ng6 44.Bb5 Kc7 45.c6 (45.Nf4 Qa5 46.Ng6 Qe1 (46...fg6 47.Qg7 Kb8 48.c6-+) 47.Bf1 fg6 48.Bf4 Kb7-+) 45...Qa5 46.Bf1 (46.Bf4 Nf4 47.Qf4 Kb6-+) 46...Bc6 47.Qf6 (47.Ng7 e5 48.Qd3 Qd5-+) 47...Qh5 48.Qf7 Bd7 (better 48...Kd6 49.Qa7 Qd1 50.Bc5 Ke5 51.Ba3-+) 49.Bd4 (49.Qf6 Qd1 50.Qc3 Kd6 51.Qb4 Ke5-+) 49...Rhf8 (better 49...Rcf8!? 50.Bb6 Kd6 51.Qg7-+) 50.Bb6 (50.Qg7 Rg8 51.Bb6 Kc6-+) 50...Kb6 (50...Kb6 51.Qd7 Qd5-+) 0–1. Ramos Alvarez,Maximo (1935) – Madrid Sole,Antonio (1775), 20th Obert Internacional Sant Marti Gro, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.Bd3 Qb6)

8.Be3 ba3 9.0-0 Nh6 10.c4 (10.Na3 Ng4=) 10...Nf5 (10...Qb2 11.Nbd2 Qc3 12.Qb1-/+) 11.Na3 (11.Bf5!? Qb2 12.Nbd2 ef5 13.cd5=) 11...Ne3= (worse is 11...Nfd4 12.cd5 Nf3 13.gf3+/-) 12.fe3 dc4 13.Nc4 Qc7 (13...Qd8!?+=) 14.Ng5+/- Nd8 15.Qf3 (15.Ne4!?+/-) 15...Bc6+= 16.Qf4 (16.Qg3 f5+=) 16...h6 17.Ne4 Be4 18.Qe4 Be7 (18...Nc6 19.Qf3=) 19.Rac1 (19.Rfc1 Qb8+=) 19...Qd7= 20.Qg4 0-0 21.Qe4 g6 22.Rf3 Rc8 23.Rcf1 (23.Rg3!? Kh8 24.Qf4=) 23...Qd5+= 24.Qg4 Rc4 25.Rf7?? (better is 25.Bg6 Bg5 26.Be4 Rd4 27.ed4 Qd4 28.Kh1 Qe5 29.Bd3+=) 25...g5 (better is 25...Rf7 26.Qg6 Kf8 27.Qh6 Ke8-+) 26.Bh7?? (better is 26.Re7 Rf1 27.Bf1+-) 26...Kh8= 27.Rf8 Bf8 28.Rf8?? Kh7-+ 29.h4 Rc1 30.Kh2 Kg7 31.Rf6 Rc2 32.hg5 Rg2?? 33.Qg2+/- Qg2 34.Kg2 hg5 35.Rf2 b5 36.Rc2 a5 37.Rc5 a4 38.Rb5 Nc6 39.Rb6 Na5 40.Ra6 Nc4 41.Kf3 a3 42.e4 Kg6 43.Kg4 Ne3 44.Kf3 Nc4 45.d5 Kh5 46.de6 g4 47.Kg3 Nd2 48.e7 Ne4 49.Kf4 Nd6 50.Ra3 Ne8+- 51.e6 Kg6 52.Ke5 g3 53.Rg3 Kh6 54.Rf3 Kh5 55.Rf8 Kh4 56.Re8 (56.Re8 Kg3 57.Rg8 Kf2 58.e8Q Ke2 59.Qb5 Kf2 60.Qb2 Kf1 61.e7 Ke1 62.Rg1) 1–0. Persante,Robert – Xu,Haizhou, Dos Hermanas Internet qual–D, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 e6 6.Nf3 Bd7 7.Bd3 Qb6)

8.Be3 ba3 9.Ng5 g6 (9...Qb4 10.Nd2 Qc3 11.0-0 Nd4 12.Nge4 de4 13.Ne4 Ne2 14.Qe2 Qe5 15.f4-+) 10.h4 (10.0-0!?+=) 10...h6 11.Nf7? (better is 11.Nf3-/+) 11...Kf7-+ 12.Qf3 Ke7 (12...Kg7 13.Qg3 Nge7 14.0-0-+) 13.Bg6 (13.c3 Be8-+) 13...Be8 14.h5 (14.Be8 Re8 15.0-0-+) 14...Qb2 15.c4 (15.Bc1 Qc1 16.Qd1 Qb2 17.Ra3 Nd4-+) 15...Rd8 (better is 15...Qa1 16.Bc1 a2-+) 16.Ra3 Bg6 17.hg6 (17.Rb3 Qb3 18.Bg5 hg5 19.Qb3 Nd4 20.Qb7 Ke8-+) 17...Qb1 18.Kd2 Qg6 19.Rc1 (19.c5 b6 20.Ra6 Kd7-+) 19...Rh7 (better is 19...dc4 20.Rc4 Ke8 21.Rac3 Ne5 22.Qb7 Nc4 23.Rc4-+) 20.cd5 Rd5 (20...ed5 21.Rb3 Ke8 22.Qe2-+) 21.Rb3 (21.Rc6 bc6 22.Ra7 Rd7 23.Rd7 Kd7 24.Qf8 Qg2 25.Qd6 Ke8 26.Qb8 Kf7 27.Ke2-+) 21...Rd7 (21...Nd4?? 22.Rb7 Ke8 23.Rc8 Rd8 24.Rd8 Kd8 25.Rb8 Ke7 26.Qb7) 22.Ke2 (22.Rc6 bc6 23.Rb8 Bg7-+) 22...Rf7 23.Qh3 Qe4 24.f3 Nd4 25.Ke1 Nf3! 26.gf3 Rf3 27.Qf3-/+ Qf3 28.Bc5 Ke8 29.Rf3 Bc5 30.Rc5+= Ne7 31.Rf6 Rd5 32.Rd5 ed5 33.Rh6 Kd7 34.Rd6 Kc7 35.Kd2 a5 36.Kc3 b5 37.Kb3 Nf5 38.Rd5+= Kc6 39.Rd3 Kc5 40.e6 Kc6 41.Rd1 Ne7 42.Rd7 Nc8 43.Rd1 Ne7 ½–½. Von Rahden,Arvid – Zschiedrich,Heiko, DLM Binz, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Bd7 7.Bd3 Qb6)

8.Be3 Nge7 9.ab4 Nb4 10.Be2 Nf5 11.c3 Nc6 12.Bc1 Rc8 13.Ba3 Ba3 14.Na3 Na5 15.Rb1 Qc7 16.Nb5 Bb5 17.Bb5 Kf8 18.Rc1 a6 19.Bd3 Ne7 20.h4 Nc4 21.h5 Nb2 22.Qe2 Nd3 23.Qd3 h6 24.Rh3 Qc4 25.Qd2 Nc6 26.g4 Nb4! 27.Ng1 Ke7 28.Ne2 Nc6-/+ 29.g5 Rcg8 30.g6 fg6 31.Nf4 Rh7 32.Ng6 Kd7 33.Qf4 Nd8?? 34.Nf8+- Rf8 35.Qf8 Qa2 36.Qg8 Qb2 37.Rd1 Qc2 38.Rhd3 Nc6 39.Qh7 Nd4 40.Qg7 (40.Qg7 Kc6 41.cd4+-) 1–0. Johnson,C (1740) – Montero,J (1780), NAO, Stillwater USA, 2010. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Bd7)

6.a3 Nge7

7.ab4 Qb6 8.c3 a5 9.b5 Na7 (better 9...Nb8+/-) 10.Ba3?? (10.Qa4!?+/-) 10...Bd7 Will b5 fall? (better 10...Nb5!? 11.Bb4 Nc7=+) 11.Bc5+= Qd8 12.b6 (12.Qa4!? b6 13.Ba3+=) 12...Nac8= 13.Na3 Nb6 14.Bd3 Ng6 15.g3? (better 15.Bf8!? Nf8 16.0-0=) 15...Bc5 16.dc5 Nc8 (16...Na4 17.Nb5 Nc5 18.Nd6 Kf8 19.Bc2-/+) 17.h4 (17.Qe2 Qc7-/+) 17...Qc7-+ 18.h5? (better 18.Bg6!? fg6 19.Qd4-+) 18...Ne5 19.Ne5 Qe5 20.Kf1 Bc6 (20...Qc3 21.Nb5 Bb5 22.Bb5 Ke7 23.Rc1-+) 21.Nb5 0-0 22.f4 (22.Nd4 Qf6 23.h6 g6-+) 22...Qe3 23.Nd4 Ne7 (23...Qg3 24.Qd2-+) 24.Ra2? (24.Kg2 Nf5! 25.Bf5 ef5-+) 24...e5 (24...Qg3 25.Rf2-+) 25.Re2 (25.fe5 Qg3 (25...Qe5?! 26.Kg2-+) 26.Rg1 Qe5-+) 25...Qg3 (25...ed4?! 26.Re3 de3 27.Rh2-/+) 26.fe5 Qf4 (26...Bd7 27.Rf2-+) 27.Rf2 (27.Ke1 h6-+) 27...Qh6 (better 27...Qe5!? 28.h6 g6 29.Qd2-+) 28.Rg1 a4 29.Rfg2 g6 (29...Qf4 30.Nf3 g6 31.Kf2-+) 30.hg6 (better 30.Rg5-+) 30...fg6 31.Ke1 (31.Ke2 Qh5 32.Ke1 Qe5 33.Re2 Qf4-+) 31...Qh4 (better 31...Qe3!? 32.Ne2-+) 32.Kd2 a3 (better 32...Rf2 33.Rf2 Qf2 34.Ne2 Nf5-+) 33.Qc2?? (33.Re1-+) 33...Rf2 34.Ne2 (34.Rf2 Qf2 35.Ne2 Qg1 36.Ng1-+) 34...d4 (better 34...Rg2 35.Rg2 Qh6 36.Ke1 a2-+) 35.cd4?? (35.Bc4 Kg7 36.Rf2 Qf2 37.cd4-+) 35...Nd5 (better 35...Bg2 36.Qc3 Nd5-+) 36.Bg6?? (better 36.Rf2 Qf2 37.Bc4-/+) 36...Qf4 (36...hg6?? 37.Qg6 Kf8 38.Qd6 Kf7 39.Rg7 Ke8 40.Rg8 Rf8 41.Rf8) 37.Kd1 (37.Ke1 Rg2 38.Bf7 Qf7 39.Rg2 Kf8 40.Rf2 Qf2 41.Kf2-+) 37...Ne3 38.Ke1 (38.Kc1 Rg2 (worse 38...Ng2 39.Nf4 Rc2 40.Bc2+/-; 38...Bg2 39.Nf4 Nc2 40.Bc2-+) 39.Bh7 Kh8-+) 38...Nc2 (38...Ng2 39.Kd1 Rf1 40.Rf1 Qf1 41.Kd2 Qe1 42.Kd3 Bb5 43.Ke4 Qh4 44.Nf4 Qf4 45.Kd5 Ne3 46.Ke6 Nc2 47.Bh7 Kh7 48.c6 Re8 49.Kd7 Qf7 50.Kd6 Qe6 51.Kc7 Qc6) 39.Kd1 (39.Bc2 Rg2 40.Rg2 (40.Nf4?? Rg1 41.Kf2 Rg4 42.Bb3 Kh8-+) 40...Kh8 41.Nf4-+) 39...Rg2 40.Rg2 (40.Nf4 Ne3 41.Ke1 Rg1 42.Ke2 a2 43.Bf7 Kf7 44.e6 Ke8-+) 40...Qf1 41.Kc2 Qg2 42.Bf7 Kf7 43.e6 Ke6 (43...Ke7 44.Kd1 a2 45.Kd2 a1Q 46.d5 Ra2 47.Ke3 Qe2 48.Kf4 Qae5) 44.d5 (44.Kd1 a2 45.Nf4 Kf5 46.Ng2 a1Q 47.Ke2 Ra2 48.Kd3 Bb5 49.Ke3 Qc3) 44...Kd5 (44...Kf5 45.Kd3 Bb5 46.Kc2 Qe2 47.Kc1 Ba4 48.c6 Qe1) 45.Kc3 Kc5 (45...Qe2 46.Kb3 Qc4) 46.Nd4 Qb2 47.Kd3 Bb5 (47...Qd4 48.Ke2 Bg2 49.Ke1 Re8) 48.Ke3 (48.Ke4 Qd4 49.Kf3 Rf8 50.Kg3 Qg1 51.Kh4 Rf4 52.Kh5 Qg6) 48...Re8 (48...Qd4 49.Kf3 Rf8 50.Kg3 Qg1 51.Kh4 Rf4 52.Kh5 Qg6) 49.Kf3 (49.Kf4 Qd4 50.Kg3 Re3 51.Kg2 Qd2 52.Kg1 Re1) 49...Qd4 50.Kg3 (50.Kg2 Qh4 51.Kf3 Bc6) 50...Qe4 (50...Re3 51.Kg2 Qd2 52.Kg1 Re1) 51.Kf2 Qf4 52.Kg1 (52.Kg2 Bc6 53.Kg1 Re1) 52...Rg8 53.Kh1 Qh6 (53...Bc6) 0-1. Leszko,Bence (2320) - Ider,B (2485), Chess.com Bullet Open, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 Nc6 5.a3 cb4 6.d4 Nge7)

7.Bb5 Bd7 8.Bc6 Nc6 (8...bc6?! 9.ab4 a5 10.Bd2=) 9.0-0 Be7 10.c3 bc3 11.Nc3 0-0 12.Rb1 b6 13.Nb5 Na5 14.a4 Nc4 15.Nd2 Bc6 16.Nf3 f6 17.ef6 Bf6 18.Nc3 Rc8 19.Re1 Qd6 20.Bg5 1–0. Giraud,Roland (1850) – Lacassagne,Jean (1760), AJEC Gr05 email, 2000. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Ne7 6.a3 Nbc6)

7.Bd3 Ng6 8.0-0 Be7 9.c3 bc3 10.Nc3 0-0 11.Ne2 Bd7 12.Ne1 f6 13.Nf4 fe5 14.Ng6 hg6 15.Bg6 Be8 (15...Nd4?? 16.Qh5 Ne2 17.Kh1 Ng3 18.hg3 Rf6 19.Qh7 Kf8 20.Qh8#; 15...ed4?? 16.Qh5 Rf6 17.Qh7 Kf8 18.Qh8#) 16.Be8 Qe8 17.de5 Ne5 18.Nd3 Nd3 19.Qd3 Bf6 20.Ra2 Rc8 21.Bd2 Qc6 22.Qb1 Qd7 23.Rc2 Rc2 24.Qc2 Rc8 25.Qg6 Qf7 26.Qg3 e5 27.Qb3 d4 28.Qh3 Rc6 29.Re1 Qe6 30.Qf3 Rc2 31.Bb4 Qc6 32.Qf5 (better is 32.Qb3!? Rc4 33.Bd2-/+) 32...Rc1-+ 33.Qd3 Qc4 34.Qg6 Re1 35.Be1 Qe6 (35...Qe2 36.Qb1-+) 36.g4 e4 37.Bb4 e3 (37...e3 38.Be1 e2-+) 0–1. Mueller,Jens – Schmitt,Christian, Verbandsliga Nord Baden, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nge7)

7.ab4 Nb4

8.Ba3 Nbc6 9.h4 Bd7 10.h5 h6 11.Bd3 Na5 12.Nbd2 Nec6 13.Bf8 Kf8 14.c3 b6 15.Nh4 Rc8 16.Qf3 Kg8=+ 17.g4 Be8 18.Qe3 f6 19.ef6= Qf6 20.f4 Nd8 21.Ba6 Rc7 22.Ndf3 g5? 23.fg5+- hg5 24.Ng2 Nf7+= 25.0-0 Qe7= 26.Rae1 Rh6 27.Be2 Nc4 28.Bc4 Rc4 29.Ne5 Ne5 30.Qe5 Rc3 31.Ne3 Qg7? 32.Qb8 Qd7+/- 33.Nd5 Rc2 34.Rf6 Rc8+- 35.Rh6 ed5 36.Qg3 Rc4? 37.Rhe6 Bf7 38.Re7 Qd8 39.Qe5 (39.Qe5 Qf8 40.Qg5 Kh8 41.Qf6 Kg8 42.h6 a6 43.Rf7 Qf7 44.Re8 Qe8 45.Qg7#; 39.Ra7?! Rd4 40.Re5 b5+-) 1–0. Zemtsov,I (2360) – Voitsekhovsky,S (2490), 28th Nezhmetdinov mem, 2006.

8.c3 Nbc6

9.Ba3 Bd7 10.Bd3 Ng6 11.Bg6 hg6 ½–½. Relyea,F Alexander (1800) – Acosta,Diego (1780), Oklahoma op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Ba3 Ng6 10.Bf8 Nf8 11.Na3 a6 12.Nb5 Ng6 13.Nd6 Ke7 14.Ng5 (14.Qb3 Kf8+=) 14...Nce5 (14...Qc7 15.Qb3 (15.Ndf7? Nce5 16.Nh8 Qc3 17.Qd2 Qa1 18.Qd1 Qd1 19.Kd1 Nh8 20.de5 h6-+) 15...f6 16.Qa3=) 15.de5+= Ne5 16.Nc8 (16.Nb5 Bd7 17.f4 Ng6=) 16...Rc8= 17.Qd4 f6 18.Qb4 (better 18.Nh3!?=) 18...Qd6=+ 19.f4 (19.Qb7 Rc7 20.Qb2 fg5 21.Qc1-+) 19...Qb4-+ (19...fg5?! 20.fe5 Qb4 21.cb4=) 20.cb4 Nc6 (20...fg5?! 21.fe5 Rc2 22.g3=) 21.Nf3 b5?? (better 21...Nb4 22.Kd1 b5-+) 22.Ra6+= Nb4 23.Ra7 Kf8?? (better 23...Kd6+=) 24.Nd4+- h6 (24...Nc6 25.Ne6 Ke8 26.Bb5+-) 25.Ne6 (25.Ne6 Ke8 26.Bb5 Rc6 27.Nd4+-) 1–0. Baeta,Marcio Netto (1975) – Campos,Sergio De Oliveira, Aberto do Brasil – VII Memorial Bobby Fischer, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nbc6 7.ab4 Nb4 8.c3 Nbc6)

9.Ba3 Ng6 10.Bf8 Nf8 11.Bd3 Bd7 12.h4 Ng6 13.g3 Qc7 14.Qc2 a6 15.0-0 (15.h5!? Nf8 16.h6=) 15...Rc8+= 16.Rc1 Na5 17.Nbd2 Bc6 18.Ng5 Nc4 (better is 18...Bb5!?=) 19.Bc4+/- dc4 20.Nc4 0-0 (better is 20...Rd8!?+/-) 21.Nd6 Rcd8 (21...Qe7 22.Nc8 Rc8 23.Ne4+-) 22.h5 h6 23.Ngf7?? (23.Ndf7 hg5 24.hg6 Rf7 25.gf7 Qf7+/-) 23...Rf7? (23...Ne5 24.de5 (24.Ne5?! Qd6 25.Qe2 Rc8+=; worse is 24.Nd8 Nf3 25.Kf1 Qd8-/+) 24...Rf7 25.Nf7 Qf7 26.Qe2=) 24.Qg6 (better is 24.Nf7!? Qf7 25.Qg6+/-) 24...Rd6+/- 25.ed6 Qd6 26.Ra5 b5 27.Ra6 Qd5 28.Rc6 Qc6 29.Qg4 Rf3 30.Re1 Rc3 31.Qe6 Qe6 32.Re6 Rd3 33.Rb6 Rd4 34.Rb5 Kf7 35.Kg2 Kf6 36.Kh3 Re4 37.f4 Re1 38.Rb6 Kf5 39.Rg6 Re7 40.Kg2 Ke4 41.Ra6 Rd7 42.Kh3 Kf5 43.Ra5 Kf6 44.Kg4 Rd6 45.Ra3 Rc6 46.Kf3 Re6 47.Ra5 Re1 48.Ra6 Kf7 49.Kg4 Rc1 50.Ra5 Rg1 51.Kf3 Kf6 52.Ra6 Kf7 53.Ra7 Kf6 54.Kg4 Rg2 55.Ra6 Kf7 56.Rg6 Rb2 57.Rd6 Rb3 58.Kh4 Rb2 59.Rd5 Kf6 60.Re5 Rb4 61.Kg4 Rc4 62.Kf3 Ra4 63.Re3 Rb4 64.Rd3 Ke6 65.g4 Rb5 66.Ke4 Rb4 67.Ke3 Rb5 68.Ra3 Rb4 69.Ra6 Kf7 70.Rd6 Ra4 71.Rd4 Ra1 72.Rd6 Re1 73.Kd4 Rg1 74.Rg6 Re1 75.Kd5 Re2 76.Rc6 Re3? 77.Rc7 Kf6 78.Rc6 Kf7 79.Rc4 Re7 80.Re4 Rd7 81.Ke5 Ra7 82.Kf5 Rc7 83.Re5 Rc1 84.Rb5 Rc7 85.Ra5 Rb7 86.Ke5 Re7 87.Kf5 Rb7 88.Rc5 Ra7 89.Rb5 Rc7 90.g5 hg5 91.fg5 g6 92.hg6 Kg7 93.Ra5 Rb7 94.Re5 Rc7 95.Ra5 Rb7 96.Ra6 Rb5 97.Kg4 Rb4 98.Kh5 Rb7 99.Rf6 (99.Rf6 Rb1 100.Rf7 Kg8 101.Rd7+-) 1–0. Perez,Flavio (2230) – Barraud,Mickael (1890), FRA–ch U20 Aix les Bains, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Ba3 Ng6 10.Bf8 Nf8 11.Bd3 Ng6 12.0-0 0-0 13.Qc2 a6 14.Nbd2 f5 15.Rfb1 Nh4 16.Nh4 Qh4 17.Rb6 Qd8 18.Rb2 Na5 19.Qa4 b6 (19...Nc6!?=) 20.Qb4+= Qc7 21.Ra3 (21.Qb6?! Qc3 22.Nf3 Nc6+=) 21...Nc6 22.Qb6 Rf7 23.Qc7 Rc7 24.Rb6 a5 25.f4 Bd7 (25...Ne7 26.Kf2+=) 26.Nb3+/- Kf7 27.Nc5 Ke7 28.Kf2 h6 29.Rab3 (29.Bb5 g5 30.fg5 hg5 31.Nd7 Kd7+-) 29...g5+= 30.g3 a4 31.Ra3 Nb8 32.Ke3 Bc6 33.Bb5 Bb5 34.Rb5 Nd7 35.Nd7 Kd7 ½–½. Horvath,Karoly (2170) – Baranyai,Szabolcs Jr (2235), HUN–chT2 Barcza, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Ba3 Ng6 10.Bf8 Nf8 11.h4 h6 12.Na3 a6 (12...Nd7!?+=) 13.Nb5= Nh7 14.Nd6 Kf8 15.Qc1 Qe7 16.Qf4 Kg8 17.Ra3 f6 18.Rh3 1–0. Salazar,Andres Felipe (1830) – Jaramillo,Amparo (1630), Manizales op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Na3 Bd7 10.Nb5 Nc8 11.Bd3 (11.Bg5 Be7-/+) 11...Rb8 (11...h6!?-/+) 12.Ng5= Be7 13.Qh5 g6 (13...Bg5!? 14.Bg5 Qb6=) 14.Qh6+= Bf8 15.Qh3 Bg7 16.Qf3 (16.Nh7 a6 17.Na3+=) 16...f5?? (better is 16...0-0-/+) 17.ef6!+/- Qf6 18.Nc7 Kf8? 19.Qg3?? h6 20.Ba3 Kg8 21.Nh3 Kf7?? 22.Nf4 g5 23.Nh5 Qd8 24.0-0 N8e7 25.Rae1 Ng8?? 26.f4 Nce7 27.fg5 Nf5 28.g6 1–0. Michailow,Sergej (2175) – Hass,Manfred, Schleswig Holstein–ch VM, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.d4 d5 6.e5 Nge7)

9.Na3 f6 10.Nb5 Ng6 11.Bd3 Be7 12.ef6 gf6 13.Nh4 (13.Bg6 hg6 14.Bf4 0-0=) 13...f5 (13...Nh4!? 14.Qh5 Kd7 15.Qh4 Qg8+=) 14.Ng6= hg6 15.Bf4 Kf7 16.Nc7 Rb8 17.Nb5 ½–½. Asrian,Armen (2175) – Pakhteev,Yury (2285), Kimry–ch, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Na3 Ng6 10.Bd3 Be7 11.0-0 Bd7 12.Nb5 a6 13.Na3 0-0 14.Qc2 Rc8 15.Rb1 Nb4!-+ 16.Qd2 Nd3 17.Qd3 Re8 18.Rb7-/+ Ba3 19.Ba3 Bb5 20.Rb5 ab5 21.Bc5 Rb8 22.Rb1 Qa5 23.h4 h6 24.Bb4 Qa2-+ 25.g3 Nf8 26.Nd2 Nd7 27.Nb3 Qa4 28.Qc2 Rbc8 29.Qb2 Qa7 30.Ra1 Qb7 31.Nc5 Nc5 32.Bc5 Ra8 33.Rb1 Ra5 34.Qb4 Rea8 35.Kg2 Ra3 36.Qa3-/+ Ra3 37.Ba3 Qa6 38.Ra1 g6 39.f3? Qa4?? 40.Bb2?? Qc2-+ (40...Qc2 41.Kh3 Qb2-+) 0–1. bluephantom (2340) – amikhlin (2320), net–chess.com, 2008.

9.Na3 Ng6 10.h4 h5 11.Bd3 a6 12.Bg6 fg6 13.Qd3 Ne7 14.Bg5 Kf7 15.0-0 Qc7 16.Nb5 ab5?? (better is 16...Qc6+=) 17.Ra8+- Bd7 (17...Qc4 18.Qd2 Kg8+-) 18.Be7 Ke7 19.Ng5 Be8 20.Re8! Ke8 21.Qg6 Kd7 22.Qe6 (22.Qe6 Kd8 23.Nf7 Qf7 24.Qf7+-) 1–0. marekt – NikMed, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.a3 e6 6.Nf3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Bd3 b6 10.Na3 Bb7 11.0-0 Nf5 12.Nc2 Be7 (12...Qc7 13.Ba3=+) 13.Qe2 (13.Bf5 ef5 14.Ne3 Qd7=) 13...0-0=+ 14.Kh1 Nh4 (14...Na5 15.Bf5 ef5 16.Ne3=+) 15.Nh4= Bh4 16.f4 f5?? (better 16...Be7=+) 17.ef6!+- Bf6 (17...Qf6 18.g3 Combination; 17...Rf6 18.g3 Combination; 17...gf6 18.Qg4 Double attack (18.Qe6 Discovered attack; 18.Qg4 Decoy); 17...Bf6 18.Qe6 Discovered attack) 18.Qe6+- Kh8 19.Qh3 h6 20.Qf5 Kg8 21.Qh7 Kf7 22.Re1 Ne7 23.Ba3 Rg8 (23...Bc8 24.Be7 Be7 25.Bg6 Kf6 26.Bh5+-) 24.Re2 (24.Re7 Qe7 25.Qg6 Kf8 26.Be7 Ke7 27.Re1 Kd6+-) 24...Qd7 (24...Ba6 25.Ba6 Ng6+-) 25.Rae1 Rae8 26.Be7 Re7 27.Bg6 Kf8 28.Re7 Be7 29.Bf5 (29.Bf5 Qc6 30.Be6 Qe6 31.Re6+-) 1–0. Back_Rank_Amateur (2515) – mizuzul (2090), ChessWorld.net, 2019. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.d4 d5 5.e5 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Bd3 Bd7 10.0-0 Ng6 11.Na3 a6 12.c4 Be7 13.Bb1 (13.c5 b6 14.cb6 Nb4+=) 13...0-0 14.cd5 ed5 15.Qb3 Bg4 16.h3 (better is 16.Qb7!? Qc8 17.Qc8 Rfc8 18.Bg6 hg6 19.Rd1-/+) 16...Bf3-+ 17.Qf3 Nd4 18.Qd3 Nc6 19.f4 Bc5 20.Kh1 b5 21.Bd2 Bb4 (21...Qb6 22.Rc1 Rfd8 23.Nc2-+) 22.Rc1 (22.Bb4!? Nb4 23.Qc3-/+) 22...Bd2 23.Qd2 Qd7 24.Rc5 Rfd8 25.Nc2 d4 26.Ne1 Nce7 27.Nf3 Rac8 28.e6 fe6 29.Rc8 Qc8 30.Ng5 Nf8 31.f5 Nf5 32.Bf5 ef5 33.Rc1 Qd7 34.Rc5 g6 35.Qc2 h6 36.Nf3 Ne6 37.Ne5 Qd6 38.Qa2 Kg7 39.Rc6 Qe5 40.Re6 Qc5 41.Qa6 Qc1 42.Kh2 Qf4 43.Kg1 ½–½. Chernov,Igor (2300) – Nadvikov,Roman (2185), Moscow–ch Silent fin, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 Nc6 5.a3 cb4 6.d4 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.Bd3 Bd7 10.Ba3 Nc8 11.Bf8 Kf8 12.Qc1 Nb6 13.Nbd2 a6 14.0-0 Na7 15.Qa3 Kg8 16.c4 Nc4 17.Bc4 dc4 18.Nc4 Bb5 19.Rfc1 Bc4 20.Rc4 Nb5 21.Qe3 Nc7 22.Qb3 Rb8 23.Ng5 Nd5 (23...Qg5 24.Rc7 g6 25.Qf3=) 24.Ne4 g6 25.Nd6 Kg7 26.Rb1 (26.Nb7 Qe7 27.Rb1 Rhd8 28.Nd8 Rb3 29.Rb3 Qd8-+) 26...Qe7 27.Qg3 (27.Nb7? Rhd8-+) 27...h6 28.h4 Rhg8 29.Rb3 Kh7 30.Rf3 Rg7 31.Rc5 g5 32.hg5 Qg5 33.Qg5 hg5 34.g4 Kg6 35.Nf5 Rh7-/+ 36.Ng3 Nf4 37.Rc7 b5 38.Ra7 Rb6 39.Ra3 Rh8 40.R3a6-/+ Ra6 41.Ra6 Rb8 42.Kf1 b4-/+ 43.Ke1 b3 44.Ra1 Rb4 45.Rb1 b2 46.Kd2 Rd4-+ 47.Kc3 Rd5 48.Rb2-/+ Re5 49.Kd4 Re1 50.Rb5 Nd5 51.Rb8 Nf6 52.f3 Rg1 53.Ne4 Ne4 54.Ke4 f5 55.gf5 ef5 56.Ke3 f4 57.Ke2 Ra1 ½–½. Della Corte,Alessandro (2205) – Pinto,Gaetano (1975), Torre del Greco op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nbc6 7.ab4 Nb4 8.c3 Nbc6)

9.Bd3 Bd7 10.Na3 a6 11.h4 Na5 12.Ng5 g6 13.h5 h6 14.hg6 Ng6 (worse is 14...fg6 15.Qc2 Nf5 16.g4+-) 15.Nf7! Kf7 16.Bg6 Kg6?? (better is 16...Kg8+-) 17.Qh5 Kg7 18.Rh3 (18.Bh6 Rh6 19.Qh6 Kf7 20.Qh5 Ke7 21.Qh7 Ke8 22.Qg6 Ke7 23.Rh7 Bg7 24.Qg7 Ke8 25.Qf7) 18...Kg8 19.Rg3 Bg7 20.Bh6 Rh7 21.Ke2 Be8 22.Qh3 Kf7?? 23.Rf3 Kg8?? 24.Qe6 Kh8 25.Bg7 (25.Bg7 Kg7 26.Rg3 Bg6 27.Qg6 Kf8 28.Qh7 Qg5 29.Rg5 Nc4 30.Rg8) 1–0. Gorbunova,Anna – Nikolaeva,Alexandra (2130), RUS–ch U16 Girls, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.h4 Bd7 10.Bd3 h6 11.Na3 Nc8 12.Rh3 Nb6 13.h5 a6 14.Nh4 Qc7 15.Qf3?? (better is 15.Kf1-/+) 15...Ne5!-+ 16.de5 Qc3 17.Bd2 (17.Kf1 Qa1 18.Nb1 Qe5-+) 17...Qa1 18.Nb1 Qe5 19.Kf1 Bb5 0–1. Nikoliuk,Nikolay – Bahtin,Vladimir (2305), Moscow–ch, 1997. (=1.e4 e6 2.Nf3 c5 3.a3 Nc6 4.b4 cb4 5.d4 d5 6.e5 Nge7 7.ab4 Nb4 8.c3 Nbc6)

9.h4 Nf5 10.h5 h6 11.g4 Nfe7 12.Na3 a6 13.Bd3 Bd7 14.g5 Nc8 (14...hg5 15.Bg5 Qc8 16.Ra2-/+) 15.g6 (15.gh6 gh6 16.Rg1 N8e7=) 15...f5 16.ef6 (16.Qb3 b5=+) 16...Qf6-/+ 17.Qe2 (17.Nh2 e5 18.Nb5 Bd6 19.Nd6 Nd6 (19...Qd6?! 20.Ba3 Qf6 21.de5 Ne5 22.Be2-/+) 20.de5 Qe5 21.Qe2 Ne4-+) 17...Bd6 18.Nb5 Bb8 19.Na3? (better 19.Nh2-/+) 19...0-0-+ 20.Rh3 (20.Nd2 e5 21.Nb3-+) 20...e5 21.de5 (21.Ng1 Bh3 22.Nh3-+) 21...Ne5 22.Ne5 (22.Ng1 Bh3 23.Nh3 Qe6-+) 22...Be5 23.Re3 (23.Rb1 Bc3 24.Kd1 Bh3 25.Rb7 Qc6-+) 23...Bc3 24.Kd1 Ba1 25.Nc2 Bc3 26.Bd2 Nd6 0-1. claseajedrez (2585) - Arifars17 (2565), Rated Bullet game, lichess.org, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Nge7)

9.Bd3 Nf5

10.0-0 Be7 11.g4 Nh4-/+ 12.Nh4 Bh4 13.f4 Be7 14.Na3 (14.Nd2 Qc7=+) 14...0-0 15.Qc2 g6 (15...h6!?-/+) 16.f5=+ ef5 (16...Bg5 17.f6 Bc1 18.Qc1+-) 17.gf5= f6 18.Bh6 (18.e6 gf5 19.Bh6 Be6 20.Bf8 Bf8 21.Bf5 Bf5 22.Qf5 Kh8+=) 18...fe5 19.Bf8 Bf8 (19...Qf8 20.fg6 Qh6 21.gh7 Kh8 22.Qe2=) 20.fg6 e4 21.gh7 Kh8 (21...Kh7!? 22.Bb5 Qg5 23.Kh1 Bg4+=) 22.Qg2+= Be6 23.Be2 Qd7 24.Qg6 (24.Nb5 Qh7 25.Bg4 Bg4 26.Qg4 a6+=) 24...Ne7 (24...Qg7!? 25.Bh5 Be7+=) 25.Qg5+- Kh7 26.Rf4?? (better 26.Rf6 Bg7 27.Raf1 Bf6 28.Rf6+-) 26...Bh6-/+ 27.Rh4 (27.Qh5 Rg8 28.Kh1 Rg5 29.Rf7 Bf7 30.Qf7 Rg7-+) 27...Nf5-+ 28.Rh6 Nh6 29.Kh1 (29.Kf1 Rg8 30.Qe3 Qd6-+) 29...Rg8 30.Qf4 (30.Qe3 Qg7 31.Rg1 Qg1 32.Qg1 Rg1 33.Kg1 a6-+) 30...Qg7 31.Qf2 Ng4 32.Qh4 Qh6 33.Qh6 Kh6 34.Bg4 (34.Kg2 a6-+) 34...Bg4 (worse 34...Rg4 35.Nc2 a6 36.Rb1-+) 35.h3 (35.Kg2 Bf3 36.Kf1-+) 35...Bf3 (35...Bf3 36.Kh2 Rg2 37.Kh1 Ra2 38.Kg1 Ra1 39.Kf2 Ra3-+) 0–1. Martin Ares,Miguel Angel (1770) – Costa Trave,Jaume (1985), 6th Santa Eulalia de Roncana Spain, Ope, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.Na3 Be7 11.Nc2 a6 12.Ne3 Rb8 13.Nf5 ef5 14.Qc2 g6 (14...Qd7 15.0-0=+) 15.Bh6 b5 16.0-0 Rg8 (16...Rb6 17.Qd2=) 17.Bf4 (17.Rfe1 Rb6=) 17...g5 18.Bd2 Qd7 19.Kh1 (19.Rfb1 Qe6=) 19...Rb6 (19...Qe6 20.Rfb1=+) 20.Rfb1= Bd8 21.Re1 Qe6 22.Bc1 f4 23.Ba3 g4 24.Nd2 (24.Bh7? Rh8 25.Nd2 Qh6-+) 24...Qh6 (24...f3 25.gf3 gf3 A) 26.Nf3?? Qg4 27.Ng5 Rg5-+ (27...Qg5?! 28.Rg1 Bg4 29.Be2-+); B) 26.Rg1 Rg1 27.Rg1+=) 25.g3 (25.Bc5!? Rb8 26.Bd6= (26.Bh7?? Rh8-+)) 25...Bg5=+ 26.Nb3 f3 (26...Rh8 27.Bf5 Ne7 28.Bc8 Nc8 29.Qf5+-) 27.Bc5= Rb8 28.Bd6 (28.Bh7?? Qh3 29.Rg1 Rh8-+) 28...Be7 (better 28...Rb6!?=) 29.Bb8+- Rg5 30.Qc1 Nb8 31.Nc5 (31.Re3 Rh5 32.Qg1 Bg5+=) 31...Qh3 (31...Rh5!? 32.Qh6 Rh6=) 32.Bf1+= Qh5 (32...Qh6!?+=) 33.e6 Rf5 34.ef7 (34.Qb2 fe6 35.Bb5 ab5 36.Qb5 Kf7-+) 34...Kf7+= 35.Qe3 Nc6? (better 35...Qg5+=) 36.Na6+- Rf6 37.Nb4 Rh6 38.h3 (38.h4 Kg7 39.Ra7 Na7 40.Qe7 Qf7 41.Qe5 Rf6 42.Nd5 Nc6 43.Qf6 Qf6 44.Nf6 Kf6 45.Bb5 Ne7+-) 38...Bb4 39.cb4 Be6 (39...Kg7 40.h4+-) 40.h4 Ne7 (40...Kg7+-) 41.Ra7 (worse 41.Bb5 Rf6 42.Ra8 Qh6 43.Be8 Kg7 44.Qg5 Qg5 45.hg5 Rf8 46.Re6 Nf5+-) 41...Ke8 (41...Rf6 42.Rc1 Kf8+-) 42.Bb5 Kf8 43.Qf4 Nf5 44.Qb8 (44.Qb8 Bc8 45.Qc8 Qe8 46.Re8) 1–0. Scripcaru,George_Daniel (1910) – Serikbay,Chingiz (2115), WSCC Iasi – Romanian O15, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.0-0= Be7 11.Kh1 g6 12.g4 Ng7 13.Bh6 0-0 14.Nbd2 b6 15.h4 Bd7 16.h5 Rc8 17.Qe2 Na5 18.Rac1 Rc7 19.Kg2 Qc8 20.Rh1 Rc3 21.Rc3 Qc3 22.hg6 fg6 23.Bg7 Kg7 24.Qe3 h5 25.gh5 Nc4?? 26.Nc4+- dc4 27.hg6 (27.hg6 Qb3 28.Qh6 Kg8 29.Qh7; < 27.Bg6 Qe3 28.fe3 a5=+) 1–0. Faybish,N (2230) – Bergmans,N, Belgian Interteam, Antwerp BEL, 1999.

10.0-0 Be7 11.Re1 a6 12.Nbd2 Bd7 13.Nf1 (13.Qb3 Qc7=) 13...b5=+ 14.Ne3 Ne3 15.fe3 Na5 16.e4 Bc6 17.ed5 (17.Nd2 de4 18.Ne4 Nc4=+) 17...Bd5-/+ 18.Nd2 Nc4 (18...Qc7 19.Qc2-/+) 19.Ne4 (19.Nc4!? bc4 20.Qa4 Qd7 21.Bc4 Qa4 22.Ra4 Bc4 23.Rc4=) 19...0-0 20.Qg4 f5 (20...Kh8 21.Qh3 g6 22.Bh6+=) 21.ef6= Bf6 22.Nf6 (22.Bg5 Be7=) 22...Qf6=+ (worse 22...Rf6 23.Bg5+-) 23.Rf1 Qe7 24.Bg5 Qd7 (24...Qb7!?=+) 25.Rf8= Rf8 26.Ra6 Nd6 (26...Qb7 27.Ra1=) 27.Ra1 (27.Qh4 Nf5 28.Qe1 Nd6+=) 27...Bc4= 28.Bc4 (28.Bc2 Bd5+=) 28...Nc4 29.Re1 Rf5 30.h3 Nd6 31.Bh6 Kh8 (31...Rf6 32.Bf4=) 32.Bf4 (32.Re6 Rf7 33.Bf4 Nc4+-) 32...h6 (32...Nc4 33.Bg3=) 33.Bg3 (33.Bd6 Qd6 34.Qg6 Rf6 35.Qe8 Kh7 36.Qb5 Qg3 37.Qb1 Kg8+-) 33...Kh7 (33...Nc4!?+=) 34.Qe2+- Rf6 35.Bh4 (35.Bd6 Qd6 36.Qd3 Kh8 37.Qb5+=) 35...Rg6= 36.Bf2 (better 36.Qd3=) 36...Qc6-/+ 37.Be3 Qc3 38.Rc1 Qb3 39.Rc6?? (better 39.Rc5-/+) 39...Nf5-+ 40.Bd2 (40.g4 Ne3 41.Kh2-+) 40...Nd4 (40...Nd4 41.Qf1 Nc6-+) 0–1. Martin Ares,Miguel Angel (1745) – Costa Trave,Jaume (1895), 5th Obert d'Escacs Vall del Tenes, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.0-0 h6 11.Na3 a6 12.g4 (12.Nc2 Qc7=) 12...Nh4-/+ 13.Nh4 Qh4 14.f4 Be7 (14...h5 15.g5-/+) 15.f5 (15.Nb5 Rb8 16.Nd6 Bd6 17.ed6 Bd7-/+) 15...Bg5 (better 15...h5!? 16.g5 Bg5-/+) 16.Nb5= Kd7 (16...Bc1 17.Nc7 Kd8 18.Na8-/+) 17.fe6 (17.Nd6 Bc1 18.Rc1 Nd8+=) 17...fe6+= 18.Rf7 Ne7 (18...Be7 19.Rg7 Rf8 20.Qd2=) 19.Nd6 (19.Rg7 Rf8 20.Bg5 hg5+-) 19...h5+- 20.Bg5 (worse 20.Nc8 Rac8 (20...Kc8?! 21.Bg5 Qg5 22.Qc1 Qc1 23.Rc1=) 21.Rg7 hg4-/+) 20...Qg5 21.Qf3?? (better 21.Qa4 Kc7 22.Qb4+-) 21...hg4=+ (worse 21...Qg4 22.Qg4 hg4 23.Rg7+=) 22.Re7 (22.Qf4 Qf4 23.Rf4 g6=+) 22...Ke7 (22...Qe7 23.Qg4 Rh4 24.Qg3-+) 23.Qf7 Kd8 24.Rf1?? The backward pawn on b7 becomes a target (better 24.Nb7 Bb7 25.Qb7 Qe3 26.Kh1 Qf3 27.Kg1 Qe3 28.Kh1 Qf3 29.Kg1 Qe3=) 24...Qe3-+ 25.Rf2 (25.Qf2 Rh3 26.Qe3 Re3 27.Rf8 Kc7 28.Bg6 Rc3 29.Bf7-+) 25...Qd3 0–1. Lee,Swee Loong Raymond – Gan,Jing Khai, SKBJ FIDE Rated Serie, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.Na3 Be7 11.Nc2 0-0 12.h4 f6 (12...Nh4? 13.Nh4 h6 14.Bh6 gh6 15.Qg4 Bg5 16.f4+-) 13.ef6 Bf6 14.g4 Nd6 (worse is 14...Nh4 15.g5 Nf3 16.Qf3+=) 15.g5 Be7 16.g6 h6 17.Ne3 Bf6 18.Ng4 e5 (18...Qc7 19.Nh6 gh6 20.Bh6 Re8-+) 19.Nh6?? (better is 19.Nge5 Re8 20.Bf4-/+) 19...gh6-+ 20.g7 (20.Bh6 Re8 21.Be2-+) 20...Bg7 21.Rg1 Qf6 (21...ed4?! 22.Bh6 Qe7 23.Qe2 Qe2 24.Ke2 Re8 25.Kd1-+) 0–1. Mazaira Alba,Javier I (1895) – Navarro Alonso,Jorge Luis (2150), Ortigueira op 2nd, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.a3 Nc6 5.d4 d5 6.e5 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.h4 Be7 11.h5 Bd7 12.Ra2 Rc8 13.g4 Nh4 14.Ng1 (14.Rh4!? Bh4 15.g5 Bf2 16.Rf2+=) 14...g5 (14...0-0!?-/+) 15.f4+= gf4 16.Bf4 Bg5 (better is 16...f5!?=) 17.Bg3+= Nd4 18.Rah2 (18.cd4 Rc1 19.Qc1 Ng2 20.Rg2 Bc1+=) 18...Ndf5 (18...Nc6!?=) 19.gf5+= Nf5 20.Bf5 ef5 21.Nf3 (worse is 21.Qd5 Bc6 22.Qd8 Rd8+=) 21...Qb6 22.Bf2 (worse is 22.Ng5 Qe3 23.Kf1 Qg3+=) 22...Be3 23.Nd4 Bd4 24.Bd4 (24.cd4?! f4=; 24.Qd4? Qb1 25.Qd1 Qe4 26.Kd2 Rg8-+ (26...Qe5 27.Re1 f6 28.Qb3+/-)) 24...Qe6 25.Rg2 b6 26.Qb3 Kd8 27.Na3 (27.Kd1 Re8+/-) 27...Kc7 28.Qb4 Rhg8 29.Rhg1 Rg4 30.Rg4 fg4 31.Rf1 Re8 32.Kd2 f5 33.Be3 Kb7 34.Bf4 Rd8 35.Qd6 Qd6+= 36.ed6 Re8 37.Nc2 a5 38.Nd4 a4+= 39.Bh6 g3 40.Bf4 g2 41.Rg1 Rg8 42.Nf3 Rg4 43.Ke3 Bb5 44.Rb1 a3 45.Ng1? a2+= 46.Ra1 Bc4 47.d7 d4 48.cd4 Rg8 49.Bg5 Kc7 50.d8Q Rd8 51.Bd8 Kd8 52.Ne2 b5 53.Nf4 b4 54.Kd2 b3 55.Kc3+/- Bf1 56.Ng2 Bg2= 57.Kb3 f4? 58.Kc4+- f3 59.Ra2 Bf1 60.Kc3 Be2? 61.Kd2 h6 62.Ra7 Bb5 63.Ke3 Be8 64.Rh7 Bh5 65.Rh6 Bg4 66.Rh4 Bf5 67.Kf3 Kd7 68.Kf4 Be6 69.Ke5 Bc4 70.d5 (70.d5 Bd3 71.Rg4+-) 1–0. Borsavolgyi,Tamas (2320) – Paal,Attila (2210), HUN–chT2 Maroczy, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.h4 h5 11.Bf5 ef5 12.Qe2 Be7 13.Ng5 Be6 14.0-0=+ a6 15.Nd2 Na5 16.Ba3 Bg5-/+ 17.hg5 Qg5 18.Bc5 Nc4 19.Nc4-/+ dc4 20.Qf3 0-0-0 21.Bd6=+ Qg4 22.Ra6 Qf3-/+ 23.Ra8 Kd7 24.Rd8 Rd8 25.gf3 f4 26.Ra1 Bd5-+ 27.Kg2 g5 28.Ra5 Ke6 29.Rc5 g4 30.Rc7 h4 31.Re7 Kf5 32.e6 Bf3 33.Kf1 Rd6 34.ef7 Rf6 (34...Rf6 35.Re5 Kg6-+) 0–1. Jahn,C (2250) – Sedina,E (2380), ch–SUI Women, Scuol SUI, 2001.

9.Bd3 Ng6

10.0-0 Be7 11.Ne1 0-0 12.f4 f5 13.Rf3 Rf7 14.Rh3 Nf8 15.g4 (15.Ba3 Bd7+=) 15...g6 (15...fg4 16.Qg4 Qb6 17.Nf3-/+) 16.Ra2 a5 17.Na3 b6 18.Rg2 (18.gf5 ef5 19.Qa4 Bb7-/+) 18...Ba6 (18...fg4 19.Rg4 Ba6 20.Nb5-+) 19.Nf3 (19.gf5!? ef5 20.Nb5-/+) 19...Bd3-+ 20.Qd3 Na7 (20...fg4 21.Rg4 Qd7 22.Ng5-/+) 21.gf5 ef5 (21...Rf5!? 22.Ng5 Qd7 23.Nc2 Bg5 24.fg5-/+) 22.Ng5-/+ Bg5 23.Rg5 Ne6 24.Rg2 Qd7 25.Rhg3 b5 26.h4 Rc8 (26...Ng7!?-/+) 27.h5+= Rg7 (better is 27...Nf8!?+=) 28.hg6+= hg6 29.Rg6 Rg6 30.Rg6 Ng7 31.e6 Qe8?? (31...Qe7 32.Qh3 Rc6 33.Qf5 Rc3 34.Bb2=) 32.Qf5?? (better is 32.Rh6 Rc6 33.Qh3 (33.Nb5?! Nb5 34.Qh3 Re6 35.Rh8 Kf7 36.Re8 Re8+/-) 33...Re6 34.Rh8 Kf7 35.Re8 Re8 36.Kf2+-) 32...b4?? 33.Qf6 Qf8 34.Qe5?? Qe7?? 35.f5+- Nc6 36.Qd5 (36.Qd5 Qh4 37.e7 Kh7 38.Rh6 (38.Rc6?! Qe1 39.Kg2 Qe2 40.Kg3 Qe1 41.Kf4 Qc1 42.Ke5 Qe3 43.Kd6 Rc6 44.Kc6 Qe7 45.cb4 ab4+=) 38...Qh6 39.Bh6 Ne7 40.Qf7 Kh6 41.Qf6 Kh5 42.Qe7 (42.Qg7?! Rg8 43.Qg8 Ng8 44.cb4 ab4=) 42...Rc3 43.f6+-) 1–0. Carson – Oslick, Seattle, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.0-0 f6 11.h4 (11.Re1!?=) 11...fe5-/+ 12.h5 (12.Bg6 hg6 13.de5-/+) 12...Nf4 (12...e4 13.hg6 hg6 14.Re1 ed3 15.Bg5-/+) 13.de5 (better 13.Bb5!? Nd3 14.Bd3=) 13...Nd3-/+ (13...Nh5?! 14.g4 Nf6 15.ef6 gf6 16.Nd4=) 14.Qd3 Qc7 15.Re1 (15.Qe2 Qf7 16.Nd4 a5-/+) 15...Bd7 (15...Qf7!? 16.Na3 Ba3 17.Ba3 Qh5 18.c4-/+) 16.Na3 Bc5 (16...Nd8 17.Nb5 Bb5 18.Qb5 Qd7 19.Qd3-/+) 17.Nb5=+ Qb8 (17...Qb6 18.Nd6 Bd6 19.ed6=+) 18.Nd6 (18.Be3!? Be3 19.Nd6 Kf8 20.Qe3+/-) 18...Bd6= 19.ed6 Qd6 20.Ba3 Qc7 (20...Qf4 21.Qd5 0-0-0 22.Qc5=) 21.Qd5+= 0-0-0 22.Qb3 (22.Qg5!?+=) 22...e5= 23.Reb1 (23.Ng5!? Rhe8 24.Qc4=) 23...Bg4 24.Ng5 Rhe8 (24...Bh5 25.Qa4 Rhe8 26.Nh7-/+) 25.Ne4 (25.f3 Bf5 26.Ne4 Be4 27.fe4 b6=+) 25...Be6 (25...Bh5!? 26.Nc5 Na5-/+) 26.Qb2 Bd5 (26...b6 27.Rd1 Rd1 28.Rd1=) 27.Nc5 b6 28.Na6? (28.Qe2 Be6= (worse 28...bc5 29.Qa6 Kd7 30.Rb7+/-)) 28...Qd7 (28...Qf7 29.Nb4 Nb4 30.Bb4 Qh5 31.c4-+) 29.Nb4 (29.Qe2 Qf5 30.Nb4 Nb4 31.Bb4 Kb8=+) 29...Nb4 (29...Be4 30.Re1 Qg4 31.f3 Bf3 32.Re3 Nb4 33.cb4-+) 30.Bb4 Qg4 31.f3 Qd7 (31...Bf3 32.Ra7 Bb7 33.Qf2-/+) 32.Ra6 (better 32.c4!? Bc4 33.Rc1=+) 32...e4 33.Rba1 ef3 34.Ra7 Re1!? 35.Kf2? (35.Re1 Qa7 Deflection) 35...Re2?? (better 35...fg2 36.Re1 Qa7-+) 36.Qe2=+ fe2 37.Rd7 Kd7 (37...Rd7 38.Ke2 Bg2 39.Rg1=+) 38.Ke2 Kc6 39.Kf2 Re8 40.Re1 (40.Ra7 Re5=) 40...Ra8 (40...Re1 41.Ke1 Bg2 42.Kf2=+) 41.Re7 (41.g4!?=) 41...Ra2=+ 42.Ke3 (42.Kf1 Rg2 43.c4 Rg5 44.cd5 Kd5=+) 42...Rg2-/+ 43.c4? (better 43.Ra7-/+) 43...Bc4-+ 44.Kd4 Kb5 (44...Kb5 45.Bc3 Rg5-+) 0-1. NaoKoala (2190) - Rhum_Citron (2345), Rated Bullet game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7)

10.g3 Be7 11.h4 h6 12.Bg6 fg6 13.Qd3 0-0 14.Nbd2 Qe8 15.Nf1 (15.Ba3 Ba3 16.Ra3 b6+=) 15...Qf7 (15...b5 16.N1d2 b4 17.Qe3-+) 16.N1h2 b6 17.0-0 (17.g4!?-/+) 17...a5-+ 18.Qb1 Ba6 19.Re1 Rab8 20.Bf4 g5! 21.hg5 hg5 22.Bg5 Bg5 23.Ng5 Qf2 24.Kh1 Rf5 25.Ra2 (25.Ne6?? Rh5 26.Qh7 Rh7 27.Ra5 Rh2) 25...Bd3 (better is 25...Qg3!? 26.Ne6 Bd3-+ (26...Qc3?! 27.Rg2 Kh8 28.Rg7-/+)) 26.Rf2+= Bb1 27.Rf5 Bf5 28.g4 Bd3 29.Ne6 a4 30.Ra1 b5 31.Kg1 Na5 32.Nf4 Be4-/+ 33.Nf1 Nb3 34.Ra3 Rf8 35.Ne6 Rc8 36.Nc5 Nc5 37.dc5 Rc5 38.Kf2 Kf7 39.Ke3 Ke6 40.Nd2 Ke5 41.c4 d4 42.Ke2 bc4 43.Ra4 c3 44.Nb3 c2 45.Nc1 Rb5 46.Kd2 Rb1 47.Ra5?! Kf4 48.Ra4 Ke5 49.Ra5 Kf4 50.Ra4 d3 51.Nd3 Kf3 52.Nc1 g5 53.Ra3 Kf4 54.Ra4-/+ Kf3 55.Rc4?? Rb7 56.Rc3 Kf4 (56...Kf4 57.Ne2 Kg4-+) 0–1. Storey,Charles (2270) – Terry Lujan,Renato Alfredo (2365), Dos Hermanas Internet qual–E, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7 7.ab4 Nb4 8.c3 Nbc6)

10.h4 Be7 11.g3 Rb8 12.Ba3 (12.0-0 Nf8=) 12...Ba3 (12...h6 13.0-0=) 13.Na3 a6 14.Ng5 (14.h5 Nge7=) 14...b5 (14...Qc7 15.Nc2=) 15.Nc2 (15.0-0 Qe7=) 15...Qc7 16.0-0 h6 17.Nh3 Nce7 18.h5 (18.Ra3 Nf5=) 18...Nf8 19.Qd2 Rb6 (19...Nd7 20.Rfd1=) 20.g4 (20.Nf4 Rb8=) 20...Nc6 21.f4 Qe7 (21...a5 22.Rfb1=) 22.Qf2 Nh7 (22...a5 23.Rab1=) 23.Kh2 (23.Bh7 Rh7 24.f5 Rh8+=) 23...a5 24.Rfb1 b4 25.Qg3 0-0 26.g5 hg5 27.fg5 Rd8? 28.g6+/- fg6 29.hg6 Nf8 30.Rf1 Re8? 31.Rf7 Qd8 32.Raf1 Ne7 33.Nf4 Nf5 34.Qh3?? Qg5? 35.Bf5 ef5= 36.Rf8 Kf8 37.cb4 Qh6 38.Nd5?? Rg6 39.Qh6 Rh6 40.Kg3 ab4 41.Ncb4 Rd8 42.Rd1 Rg6 43.Kf2 Rg4 44.Ke3 g5?? 45.Nf6= f4 46.Kf2 Rh4 47.Nc6 Re8 48.Ne8 Ke8 49.Rb1 Bf5 50.Re1? Be6 51.Nb4+= g4 52.d5? Bf5?? 53.Kg2?? f3-/+ 54.Kg3 Rh3 55.Kf4?? f2-+ 56.Ra1 Rf3 57.Kg5 f1Q 58.Ra8 Kd7 (58...Kd7 59.e6 Kc7 60.Ra7 Kd6 61.Rd7 Kc5 62.Na2 g3 63.Rc7 Kd5 64.e7 Qe1 65.Nc3 Rc3 66.e8R Qe8 67.Rc3 Qe7 68.Kf5 Qe5 69.Kg4 Qc3 70.Kh3 Qf3 71.Kh4 g2 72.Kg5 g1Q 73.Kh4 Qfh1) 0–1. Feher,Tamas (2130) – Csukas,Tibor, HUN–chT3, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nge7)

10.h4 Be7 11.h5 Nf8 12.Na3 Bd7 (12...a6!?+=) 13.Nb5+/- a6 14.Nd6 Bd6 15.ed6 h6 16.Rb1 (16.Qc2 Na7 17.Bf4 Bb5+=) 16...Rb8 (16...Bc8 17.Bf4+/-) 17.Ne5 (17.Qc2 Na7+/-) 17...Nh7+/- 18.Qg4 Kf8 19.f3 Nf6 20.Qg3 (20.Qf4 a5+/-) 20...Be8 (20...a5 21.Kf2+-) 21.Kf2+- b5 22.Ba3 (better is 22.Be3+-) 22...Bd7?? (22...Kg8 23.Bc5+-) 23.Rh4 (better is 23.Nc6 Qe8 24.Nb8 Qb8 25.Bb4+-) 23...Na5 24.Ng4 Nc4 25.Nf6 Qf6 26.Bc4 dc4+= 27.Rg4 Rg8 28.Re1 a5? 29.Bc1+- b4? 30.Rf4 Qd8 31.d5 ed5?? 32.Rf7!! Kf7 33.Qf4 Qf6 34.Re7 Kf8 35.Qf6 gf6 36.Bh6 Rg7 37.Rd7 (37.Rd7 Kg8 38.Rg7 (38.Bg7?! b3 39.Bf6 b2=) 38...Kh8 39.d7+-) 1–0. Lund,Jens Dahlen (2110) – Vontina,Maria, OP–2012–0-02243, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nge7)

10.h4 Be7 11.h5 Nh4?? 12.Nh4+- Bh4 13.Qg4 g5 14.g3 1–0. Leygue,D (2250) – Mondy,Marcel, 4th Open, Marseille FRA, 2003.

10.h4 f5 11.h5 Nge7 12.Bg5 Qc7 13.Na3 Ng8 14.Nb5 Qd7 15.Qb1 (15.c4 Nb4 16.c5 Nc6+=) 15...a6 16.g4 (16.Bf4 Nh6=) 16...Rb8+= (16...fg4?? 17.Bg6 Qf7 18.Nc7 Kd7 19.Bf7 (19.Na8? Qf3 20.Rh4 Qc3 21.Bd2 Qd4-+) 19...Kc7 20.Nh2+-) 17.gf5 (17.Na3!?+=) 17...ab5-/+ 18.fe6 Qe6 19.Bh7 Rh7 (better is 19...Nge7!? 20.h6 gh6-+) 20.Qh7= Qf7 21.Nh4 (21.Qg6 b4 22.Qf7 Kf7+=) 21...Nce7 (21...b4!? 22.Bd2 bc3 23.Bc3 Bg4-/+) 22.0-0 Bg4 23.Ng6 (23.f3 Bd7= (23...Bh5? 24.e6 Qe6 25.Qh5 Kd7 26.Rae1+-)) 23...Bf5 24.f4 (better is 24.e6 Be6 25.Nf8 Kf8 26.Rfe1-/+) 24...Qe6?? (24...b4 25.e6 Be6 26.f5 Bf5 27.Rae1-/+) 25.Ra2?? (better is 25.Be7 Ne7 26.Nf8 Kf8 27.Qh8 Ng8 28.Rf3+=) 25...Rc8 26.Rg2? Rc3?? 27.Nf8+= Qb6 28.Ng6 Qd4 29.Rff2 Rc1 30.Kh2 Qe3 (30...Qe3 31.Qg8 Ng8 32.Rf1 Rf1 33.Rg3 Rf2 34.Kh1 Qe4 35.Kg1 Qe1) 0–1. Perez Reclusa,Jesus Miguel (2115) – Martinez Zazo,Jesus, Absoluto Preferente, 1999. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.Nf3 Nc6 5.d4 d5 6.e5 Nge7 7.ab4 Nb4 8.c3 Nbc6 9.Bd3 Ng6)

6.a3 f5

7.Bd3 ba3 8.Ba3 Ba3 9.Na3 Nh6 10.0-0 0-0 11.c3 Nf7 12.Qd2 Na5 13.Rfb1 Bd7 14.c4 dc4 15.Nc4 (worse is 15.Bc4 Nc4 16.Nc4 Bc6-/+) 15...Nc4 16.Bc4 Qc8 17.Qa2 Re8 18.d5 ed5 19.Bd5 Be6 20.Be6 Qe6 21.Rb7 Qa2 22.Ra2 Ne5 23.Nd4 (better is 23.Ne5!? Re5 24.f4+=) 23...Nc6!-/+ 24.Nf3 (24.Nc6 Re1 Mate attack) 24...Re7 25.Re7 Ne7 26.Ra6 g6 27.h4 Nd5 28.Ne5 Nb4 29.Ra4 a5 30.g3 Kg7 31.Kg2 Kf6 32.Nd7 Ke6 33.Nb6 Ra6 34.Nc4 Nc6 35.Ne3 Rb6 36.Ra3 Ra6 37.Ra4 Kd6 38.Kf3 Kc5 39.Kf4 Kb5 40.Ra1 a4 41.Kg5 a3 42.Kh6 Ra7 43.Rb1 Kc5 44.Rc1 Kd6 45.Nc4 Kd7 46.Kh7 a2 47.Ra1 Nb4 48.Kg6 Nc2 49.Rd1 Ke6 50.h5 a1Q 51.Ra1 Ra1 (51...Na1?! 52.h6=) 52.h6 Rh1 53.h7 Ne1 54.Kg7 ½–½. Goh,Kevin (2390) – Haba,Petr (2510), Champions Challenge, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 f5 6.d4 Nc6)

7.Rg1 Bd7 8.g4 fg4 9.Ng5? (9.Rg4 Qa5+=) 9...Qb6 (9...h6!? 10.Bd3 Nge7 11.Nh7-/+) 10.Rg4-/+ Nh6 11.Rf4 0-0-0 (better is 11...Nf5!? 12.Nf3 Qa5-/+) 12.ab4= Be7 13.h4 Rdf8 14.c3 Rf4 15.Bf4 Rf8 16.Bg3 Nf5 17.Nf3 Nb4 18.cb4 Bb4 19.Nbd2 Nd4 20.Nd4 Qd4 21.Ra2?? (better is 21.Qc1 Kd8 22.Ra2=) 21...Qe4-+ 22.Be2 (22.Qe2 Qb1 23.Qd1 Qa2-+) 22...Qh1 23.Bf1 Qe4 (better is 23...Bb5! 24.Qe2 Be2 25.Ke2 a5-+) 24.Be2+= Qh1 (better is 24...Kd8 25.Rb2 Bb5 26.Rb4 Qb4 27.Bb5 Qb5+=) 25.Bf1-+ Bb5 26.Qc1 (26.Qe2 Be2 27.Ke2-+) 26...Kb8 27.Kd1 Bf1 (27...Bf1 28.Kc2 Rc8 29.Kb3 Rc1 30.Kb4 Bc4-+) 0–1. Vistisen,Lars – Lindestrom,Torsten, DEN–chB Denmark, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 f5 6.d4 Nc6)

7.h4 Qa5 8.Be2 +=.

7.h4 Nh6 8.ab4 Bb4 9.c3 Be7 10.Bh6 gh6 11.Qc1 Bf8 12.Be2 Bg7 13.Nbd2 0-0 14.Nf1 Bd7 15.Ng3 Be8 16.Bd3 Na5 17.Qa3 b6 18.Ne2 Bf7 19.Nf4 Qc7 20.0-0 Rfd8 21.Rfc1 Bf8 22.Qa2 Be7 23.Bb1 Kh8 24.Kh2 Qc4 25.Qb2 Rac8 26.Nd2 Qc6 27.g4? Bh4 28.gf5 Bg5-/+ 29.Nh3 ef5 30.f4 Be7 31.Bf5 Be6 32.Be6 Qe6 33.Nf1 Rg8 34.Ne3 Qg6 35.Rg1 Qe4 36.Rg8 Rg8 37.Qf2 Bh4 38.Qh4+= Qe3 39.Qf6 Rg7 40.Qf8 Rg8 41.Qf6 Rg7 42.Qd8 Rg8 43.Qh4 Qe4 44.Rg1 Rg1 45.Ng1 Nc4 46.Qf6 Kg8 47.e6 Qc2 48.Kh3 Qc3 49.Kh4 Qe1 50.Kh5 Nd6 51.Qd8 Kg7 52.Qe7 Kg8 53.Qd6 Qg1 54.Qd8 Kg7 55.Qe7 Kg8 56.Qf7 (56.Qf7 Kh8 57.Qf8 Qg8 58.e7 a5 59.Qf6 Qg7 60.e8Q) 1–0. Barendregt,Johan Teunis – Liebert,Heinz, Rubinstein Memorial, 1963. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f5)

7.ab4 Bb4

8.c3 Bf8 9.Bd3 Nge7 10.h4 h5 11.Na3 Na5 12.Rh3 a6 13.Ng5 g6 14.Rg3 Bh6 15.Rb1 b5 16.Nc2 Nc4 17.Be2 Bg5 18.Bg5 Kf7 19.Qc1 Qg8 20.Bf6 Rh7 21.Nb4 Bd7 22.Nd3 Be8 23.Qg5 Kf8 24.Nf4 Nc6 25.Bh5! b4? (25...gh5 26.Qg8 Mate attack; 25...Rh5 26.Ng6) 26.cb4 (better is 26.Ng6 Bg6 27.Bg6+- (27.Qg6?! Qg6 28.Bg6 Rc7+-)) 26...Nd4? (26...Bf7 27.Ng6 Ke8+-) 27.Be7!! (27.Ng6 Bg6 28.Bg6 Rb8 29.Be7 Re7 30.Qf6 Rf7 31.Bf7 Qf7 32.Qh8 Ke7 33.Qb8 Nc2 34.Kd1 N2a3+-) 27...Re7 28.Qf6 (28.Qf6 Rf7 29.Ng6 Qg6 30.Qg6 (30.Rg6? Rf6 31.Rf6 Kg7 32.Be8 Ne5-+) 30...Ne5 31.Qg8 Ke7 32.f4 Nc2 33.Kf2+-) 1–0. Braunschlaeger,Claus (2230) – Gross,Raimund, Bayern–chI Bank Hofmann 6th, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 f5 7.ab4 Bb4)

8.c3 Be7

9.Bd3 Bd7 10.g4 (10.0-0!?=) 10...fg4+= 11.Ng1 Bg5?? (better is 11...g6+=) 12.Qg4+/- Bc1 (12...Bh6!? 13.Bh6 Nh6 14.Qg7 Nf7+/-) 13.Qg7+- Qg5 14.Qh8 Qg2 15.Nd2 (better is 15.Bf1!? Qe4 16.Ne2+-) 15...Bb2 16.Ngf3 (better is 16.Bf1!? Qh1 17.Qg8 Ke7 18.Qg7 (18.Qa8?! Bc3 19.Ne2 Ba1+/-) 18...Ke8 19.Rb1 Bc3 20.Rb7+-) 16...Qh1= (16...Ba1? 17.Rg1 Qg1 18.Ng1+-) 17.Ke2 Qg2 (better is 17...Qa1 18.Qg8 Ke7 19.Qg5 Kf8 20.Qf6 Ke8 21.Qh8 Ke7 22.Qf6 Ke8 23.Qh8 Ke7 24.Qf6 Ke8=) 18.Rg1+- Qg1 19.Ng1 0-0-0 20.Nb1 a5 21.Qh7 a4 22.f4 a3 23.Na3 Ba3 24.h4 b5 25.Nf3 b4 26.f5 Nge7 27.f6 Nf5 28.Bf5 ef5 29.cb4 Nb4 30.e6! Be6 31.Qa7 Nc6 32.Qa3 f4 33.Qc1 (33.Qc1 Kd7 34.Qc5+-) 1–0. Borge,Nikolaj (2410) – Hamann,Svend (2380), DEN–chB Tonder, 1993. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f5)

9.Bd3 h5 10.h4 Nh6 11.Na3 a6 12.Bf4 Rb8 13.Nc2 b5 14.Ne3 Na5 15.g3 Nc4 16.Rb1 Bd7 17.Ng2 Nf7 18.Bd2 Nd2 19.Nd2 Qc7 20.Rc1 Ne5 (20...g6!?-/+) 21.de5= Qe5 22.Be2 g6 23.Nf4 Kf7 24.0-0 Qd6 25.Nf3 Bf6 26.Re1 Rbc8 27.c4 bc4 28.Rc4 Rc4 29.Bc4 Rc8 30.Ba2 Rc3 31.Nh3 Qa3 32.Nhg5 Bg5 33.Ng5 Kf8 34.Qd4 Rg3 35.Kh2 Rg5 36.hg5 Qa2 37.Qf6 Ke8 38.Qg6 Kd8 39.Qf6 Kc7 40.Qe5 Kb7 41.Qd4 Qa5 42.g6 Qc7 43.Qe5 Be8? 44.Qc7+- Kc7 45.Re6 Bg6 46.Rg6 a5 47.Ra6 f4 48.Kg2 (worse is 48.Ra5 Kd6+-) 1–0. Gietl,Thomas (2230) – Thanner,Hans Peter (2110), Regionalliga NO, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f5 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7)

9.Bd3= Nh6 10.h3 Nf7 11.g4 g6 12.Qe2 0-0-/+ 13.gf5 ef5 14.h4 Be6 15.Ng5 Ng5-+ 16.hg5 Rc8 17.Bd2 Bg5 18.f4 Bh4 19.Kf1 Be7 20.Be1 Qb6 21.Ra2 Rf7 22.Rb2 Qc7 23.Qh2 Na5 24.Rg2 Rg7 25.Rg3 Nc4 26.Rh3 Bd8 27.Be2 a5 28.Qg3 Qf7 29.Bc4 dc4 30.Na3 Be7 31.Nc2 a4 32.R1h2 a3 33.Ne3 Ra8 34.Ra2 g5 35.Qg2 gf4 36.Qb7 Rd8 37.Ng2 Bd5 38.Qb6 Rg2 39.Rg2 Bg2 40.Kg2 Qg6 41.Qg6 hg6 42.Bd2 Rb8 43.Rh1 Rb2 44.Kf3 Rd2 45.Kf4 Kf7 46.Rh7 Ke8 47.Rh8 Kd7 48.Ra8 Rf2 49.Ke3 Rc2 50.d5 Bc5 51.Kf4 Rc3 52.Kg5 Rd3 53.Kg6 Rd5 54.Kf5 c3 55.Kf6 c2 56.e6 Kc7 (56...Kc7 57.e7 Be7 58.Kg7 c1Q 59.Ra7 Kc6 60.Ra6 Kb5 61.Rf6 Bf6 62.Kf7 Bh8 63.Ke6 Qc7 64.Kd5 Qc6#) 0–1. Helin,M (1960) – Nygren,D (2200), 34th Rilton Cup, Stockholm SWE, 2004.

9.Bd3 Nh6 10.h3 Nf7 11.g4 g6 12.gf5 gf5 13.Rg1 Kf8 14.Be3 Rg8 15.Rg8 Kg8 16.Nbd2 Kh8 17.Ke2 Bd7 18.h4 Qf8 19.Ng5 Ng5 20.hg5 Be8 21.Qh1 Qf7 22.Qg2 Qg7 23.Qh3 Bg6 24.Nf3 b6 25.Nh4 Kg8 26.Ng6 hg6 27.c4 Nb4 28.cd5 Nd5 29.Bc4 Bb4 30.Bd5 ed5 31.Bf4 a5 32.Rh1 Kf7 33.Rc1 Qh8 34.Rc7 Ke6 35.Rc6 Kd7 36.Qh8 Rh8 37.Rb6 Ra8 38.Kd3 Be1 39.e6 Ke7? 40.Be5 a4?? 41.Bf6+- Kf8 42.Rb7 Re8 43.Rf7 Kg8 44.Rg7 (44.Rg7 Kf8 45.e7 Re7 46.Re7 Bf2 47.Ra7+-) 1–0. Narciso Dublan,Marc (2360) – Ferran Biosca,Robert (2185), Foment op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 f5 6.d4 Nc6)

9.Bd3 Nh6 10.Bh6 gh6 11.h4 Rg8 12.g3 Bd7 13.Qc1 Bf8 14.Ng1 (14.Qb2 a5=) 14...Rc8 (14...a5 15.Qd1=+) 15.Qb2 Qc7 16.Ne2 a6 17.0-0 (17.Nd2 Be7=) 17...Nd8 (17...Be7 18.h5=+) 18.Nf4 Be7 19.Kh2 Nf7 (19...Qc6 20.Rc1=+) 20.Rc1= Bh4 21.gh4 Ne5 22.de5 Qe5 23.Qd2 Rg4 24.Re1 (24.Kh3 Rf4 25.Rg1 Rh4 26.Kg2 Qf4 27.Qf4 Rf4-+) 24...Qf4 (better 24...Rh4!? 25.Kg1 Qf4 26.Qf4 Rf4-+) 25.Qf4-/+ Rf4 26.Kg3 Rg4 27.Kh3 Kf7 28.Be2 Rg7 29.Bf3 Kf6 30.Kh2 Rc4 31.Kh3 Rf4 32.Nd2 Bc6 33.Rg1 (33.Ra5 Bb5-/+) 33...Rg6 (33...Rg1 34.Rg1 a5 35.Rg8-+) 34.Rg3-/+ e5 35.Bh5? (better 35.Ra2-/+) 35...Rf2-+ 36.Bg6 Rd2 (better 36...hg6 37.Rg2 Rg2 38.Kg2 d4 39.Kf2 dc3-+) 37.Bh7-/+ f4 38.Rg6 Kf7 (better 38...Ke7!? 39.Rg2 Rg2 40.Kg2 d4 41.Kf2 dc3-/+) 39.Kg4= d4 (better 39...Rg2 40.Kf5 Bd7 41.Ke5 Rg6 42.Bg6 Kg6 43.Kf4 Kh5=+) 40.Rd6 (40.cd4 Rd4 41.Kf5 f3+-) 40...Ke7 (40...dc3!? 41.Rd2 cd2-/+) 41.Rc6 (41.Rh6 dc3 42.Rc1 Bd7 43.Kf3 Bc6 44.Rc6 bc6 45.Rc3 Rh2=) 41...bc6=+ 42.cd4 (42.Ra6 dc3 43.Rc6 Rg2 44.Kh5 Rg3=+) 42...Rd4 43.Ra6 Rd6 (better 43...Rc4!?=+) 44.Be4+= Rf6 (better 44...c5!? 45.Ra7 Ke6+-) 45.Bc6+- Kf8 46.Ra8 Kg7 (46...Ke7 47.Be4+-) 47.Be4 (47.Bd5 h5 48.Kg5 Rd6 49.Ra7 Kf8+-) 47...Rf8 (47...Kf7 48.Bd5 Ke7 49.Ra5+-) 48.Ra7 Rf7 49.Ra6 Rf6 50.Ra5 h5 51.Kf3 (51.Kh5?! f3+-) 51...Re6 52.Bf5 (52.Ra7 Kf6 53.Rh7 Re8+-) 52...Re7 53.Ke4 Kf7 54.Ra6 (54.Re5?! f3 55.Bh3 Re5 56.Ke5 f2+-) 54...Kg7 55.Rg6 Kh8 56.Rh6 Kg8 57.Rh5 Kg7 58.Rh7 Kf8 59.Rh6 Kg7 (59...Rf7 60.Rc6 (60.Ke5?! f3+-) 60...f3 61.Rc3+- (61.Ke5 f2 62.Rc8 Kg7+-)) 60.Ra6 Re8 61.Kf3 (better 61.h5!? Kh8+-) 61...Rf8 (61...Rh8 62.Kg4+-) 62.Be4 Rb8 (62...Rf6 63.Ra5 Re6 64.h5+-) 63.Kg4 (63.h5 Kh8+-) 63...Rb4 (63...Rg8 64.h5+-) 64.Kf5 f3 65.Rg6 (65.Ra7 Kg8 66.Ra2 Rb5+-) 65...Kh7 (65...Kf7 66.Rg1 f2 67.Rf1+-) 66.Rg3 (66.Rf6!? Kg7 67.h5 Kg8+-) 66...f2 67.Rf3 Rb2 68.Ke5 (better 68.Kg5!? Kh8+-) 68...Kh6 69.Rf8 (better 69.Rf4!? Ra2 70.Kd4 Kh5 71.Bf3 Kh6+-) 69...Kh5 (69...Rb5 70.Ke6 Rb6 71.Kd5 Rb5 72.Kd4+-) 70.Bd3 (70.Rh8!? Kg4 71.Bd3+-) 70...Kh4+- 71.Ke4 Kg3 72.Ke3 Kh2 73.Be2 (73.Rf2?! Rf2 74.Kf2=) 73...Kg1 (73...Kg3 74.Rf3 (74.Rf2?! Rb3 75.Bd3 Rd3 76.Kd3 Kf2=) 74...Kh4 75.Rf2+-) 74.Rg8 (74.Rf2?! Rb3 75.Bd3 Rd3 76.Kd3 Kf2=) 74...Kh2 75.Kf2 Rb3 76.Rc8 Ra3 77.Rc5 Rb3 78.Rc6 Ra3 79.Rg6 Rb3 80.Bd1 Rb2 81.Be2 Rb3 82.Rg8 Ra3 83.Rg2 Kh1 84.Rg5 Kh2 85.Rd5 Rb3 86.Rg5 Ra3 87.Rg7 Rb3 88.Bc4 Rb2 89.Kf3 Rc2 90.Bd3 Rc3 91.Rd7 Ra3 92.Rh7 Kg1 93.Rd7 Kh2 94.Rd4 Kg1 95.Rd8 Kh2 96.Kf2 Ra2 97.Be2 Ra3 98.Rc8 Rb3 99.Rd8 Ra3 100.Bc4 Kh3?? (better 100...Rg3+-) 101.Rd4 Kh2 102.Be6 (102.Be6 Rf3 103.Kf3 Kg1 104.Kg3 Kf1 105.Bg4 Ke1 106.Rd1) 1–0. Nabelek,M (2270) – Bures,M (2100), TCh–CZE, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f5 7.ab4 Bb4 8.c3 Be7)

9.h4 g6 10.Bg5 h6 11.Be7 Nge7 12.Na3 Bd7 13.Nb5 Nc8 14.Bd3 a6 15.g4 Rb8 16.Nd6 Nd6 17.ed6 Bc8 18.gf5 ef5 19.Qe2 Kf7 20.Ne5 Ne5 21.de5 Be6 22.c4 Rc8 23.Rb1?? Qd7 24.cd5 Bd5 25.Rg1 Rhe8 26.Kd2? Qa4-+ 27.Qe3 Qa2 28.Ke1 Re5-+ 29.Qe5 Re8?? 30.Qe8+= Ke8 31.Rg6 Bf3 32.d7?? Kd7-/+ 33.Bf5 Kc7 34.Bd3 Qa5 35.Kf1 Qd2 36.Rg7 Kd6 37.Bf5 Ke5 38.Bh7 Kf6 39.Rg3 Qe2 40.Kg1 Bc6 41.Bd3? Qh5-+ 42.Bf1 a5 43.Bg2-/+ Bg2 44.Kg2 b5 45.Re1 Qh4 46.Rf3 Kg7 47.Rc1 Qe4 48.Rc7 Kg6 49.Rcf7 b4 50.Kh2 Qe5 (50...Qe5 51.Kg1 a4-+) 0–1. Dannenberger,Alf – Schumacher,Ralf, Badenweiler op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 f5)

6.a3 f6

7.Bd3 Qc7 8.0-0 fe5 9.Ne5 Ne5 (9...Nf6 10.Nc6 bc6 11.Nd2=+) 10.Bf4= Nf6 11.Be5 Qf7 (11...Qa5!?=) 12.ab4 (12.c3 ba3 13.Na3 Ba3 14.Qa4 Nd7 15.Ra3 Qe7+-) 12...Bb4+= 13.c3 Be7 14.Qa4 (better 14.Na3!?+-) 14...Bd7=+ 15.Bb5 (15.Qb3 Bc6=+) 15...Bd8 (15...a6 16.Bd7 Nd7 17.c4=+) 16.Nd2 (16.Bf6 gf6 17.Re1 a6 18.Bd7 Qd7 19.Re6 Be7=) 16...0-0=+ 17.Nf3 (17.c4 dc4 18.Bd6 Bb5 19.Qb5 a6 20.Qc4 Be7 21.Be7 Qe7=+) 17...Bb5 18.Qb5 Ne4 19.c4 dc4 (19...a6 20.Qb1=+) 20.Qc4 Bb6 (20...a5 21.h4 Ra6 22.Rab1=+) 21.Rae1 Qg6 (21...Rac8 22.Qd3 Nc3 23.Ng5=+) 22.Re4 Qe4?? (better 22...Rf3 23.Re3 Re3 24.fe3 Re8=) 23.Qe6+- Rf7 24.Qf7!! Kf7 25.Ng5 (25.Ng5 Kg8 26.Ne4+-) 1–0. Hanl,Frantisek (1920) – Rosenbaum,Vit (2055), Rakovnik Czech Republic, Regional Team, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

7.Bd3 Qc7 8.Qe2 fe5 9.de5 Nh6 10.Bh6 gh6 11.0-0 Bg7 e5 draws heavy fire 12.Bb5 ba3 13.Ra3 0-0 14.Re1 a6 15.Nbd2 Nb4 16.Bd3 Nc2 17.Rc1 Qe7 18.Rc3 Nb4 19.Rc7 Qe8 20.Bb1 Rf7 21.R7c3 a5 22.Nd4 Bd7 23.N2f3 a4 24.Qd2 b5 25.Rc7 Na6 26.Rb7 b4 27.h3 b3 28.Nb3 ab3 29.Rb3 Ba4 30.Rb6 Rc7 31.Rc7 Nc7 32.Qd3 Qg6! 33.Qc3 Qf7 34.Qd3 Bf8 35.Rb7 Rc8 36.Nd4 Bc5 37.Kh1 Bd4 38.Qd4 Bc6 39.Rb3 Kh8 40.Qh4 h5 41.Rf3 Qg7 42.Qh5 d4 43.Rg3 Qe7 44.Qh6 Rg8 45.Qf4 Rg3 46.fg3 Qb4 47.Qf6 Kg8 48.Bd3 Qc5 49.h4 Qa3 50.Qg5 Kf7 51.Qf4 Ke7 52.Qd4 h6 53.Kh2 Nd5 54.Be4 Kd7 55.Qf2 Qe7 56.Bf3 Bb7 57.Qb2 Bc6 58.Qc1 ½–½. Tortosa,Horacio – Sala,Stefano, IECG, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

7.Bd3 Qc7 8.ef6 Nf6 9.h3 Bd6 10.c3 bc3 11.Bb5 (better is 11.Nc3!? a6 12.Qb3-/+) 11...0-0 12.Bc6 Qc6 13.0-0? (13.Ra2 Ne4 14.Rc2-+) 13...c2 14.Qd3 cb1Q 15.Rb1 Qc4 16.Qe3 Nh5 17.Bd2 Nf4 18.Rfe1 (18.Bb4 Bb4 19.ab4 e5 20.de5 Bf5-+) 18...Nd3 19.Red1 Bf4 (worse is 19...Ba3 20.Ba5 Bb4 21.Ne5-+) 20.Qe2 Ne5 21.Kf1 (21.Qc4 Nf3 (21...dc4?! 22.de5 Bd2 23.Rd2=; worse is 21...Nc4 22.Bf4 Rf4 23.Rb3-+) 22.gf3 dc4 23.Bf4 Rf4-+) 21...Nf3 22.gf3 Bd2 23.Rd2 Rf3 24.Kg2 Qe2 25.Re2 Ra3 0–1. Bazza3 – Per Aspera, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.a3 Nc6 4.Nf3 e6 5.d4 d5 6.e5 f6)

7.Bd3 f5 8.0-0 Bd7 9.Be3 Nge7 10.Kh1 Qc7 11.Bd2 Ng6 12.c4 (12.c3 bc3 13.Nc3 Be7+=) 12...bc3 (better is 12...dc4!? 13.Bc4 Nd4 14.Nd4 Qc4 15.Bb4 Rd8-+) 13.Nc3+= a6 14.Re1 Be7 15.Bf5 ef5 16.Nd5 Qd8 17.Ne7 Nce7 (worse is 17...Qe7 18.Bg5 Qf7 19.e6 Be6 20.d5+/-) 18.Qb3 Bc6 19.Ng5 Qd5 (19...Qd4?! 20.Qf7 Kd7 21.Qe6 Ke8 22.Qf7 Kd7 23.Qe6 Ke8 24.Qf7 Kd7=) 20.Qh3? (20.Qd5 Bd5 21.Rac1 Nc6-+) 20...h6 (better is 20...Qd4!? 21.Be3 Qe5 22.Bb6-+) 21.Nf3 0-0-0 (21...Qe6!? 22.Rac1-+) 22.Rac1 Kb8 23.Rc5 (23.Bb4 Qe6-/+) 23...Qe6 (23...Qa2 24.Ba5 Rd5 25.Rd5 Bd5 26.Qg3-+) 24.Rec1? (24.Rb1 Qa2 25.Rcc1 Be4-+) 24...Rd5 (better is 24...Bf3!? 25.Qf3 Rd4-+) 25.R5c4 Rhd8 26.Bb4? Nf4 27.Qh4 g5 28.Ng5 hg5 29.Qg5 Neg6 0–1. Serrano,Felipe (2045) – Santa,Juan (2335), PUR–ch San Juan, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f6)

7.ef6 Nf6-/+ 8.ab4 Bb4 9.c3 Bd6 10.Bd3 0-0 11.0-0 e5 12.de5 Ne5 13.Ne5 Be5 14.f4 Bc7 15.Ra2 Bb6 16.Kh1-/+ Ne4 17.Qe1? Bf5-+ 18.Be4 Be4 19.Ba3 Re8 20.Qg3 Bf5 21.h3? Re3 22.Qg5 Qg5 23.fg5 Bd3 24.Rd1 Rae8 (24...Rae8 25.Bd6 Re1 26.Re1 Re1 27.Kh2 Rb1-+) 0–1. Bongers,E (2090) – Matamoros Franco,C (2510), XXX Open, Seville ESP, 2005.

7.ef6 Nf6 8.ab4 Bb4 9.c3 Bd6 10.Bd3 0-0 11.0-0 e5 12.de5 Ne5 13.Ne5 Be5 14.h3 Bd7 15.Ba3 Re8 16.Qb3 Qc8 17.Ra2 Bh3 (17...Bf5!? 18.Bb5 Re6-+) 18.gh3-/+ Qh3 19.f3 Bf4 (19...Bf4 20.Bc1 Bc7-+) 0–1. Demianowicz,Maciej (1985) – Bugalski,Michal (2250), Gdansk–chA 7th Poland, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

7.ef6 Nf6 8.Bd3 Bd6 9.0-0 0-0 10.c3 bc3 11.Nc3 a6 12.Bg5 Qe8 13.Bf6 Rf6 14.Ng5 Rh6 15.f4 Qh5 16.Qh5 Rh5 17.Be2 (better is 17.Ne2!?-/+) 17...Rh6-+ 18.Rad1 (18.Nf3 Bf4 19.Rad1 b5-+) 18...Ba3 19.f5? (19.Nf3-+) 19...Nd4! 20.Bf3 (20.Rd4 Bc5) 20...Nf5 21.Nd5 (21.Rd5 ed5 22.Bd5 Kf8-+) 21...Bc5 22.Kh1 Ng3 (22...ed5?! 23.Bd5 Kf8 24.Bb7 Bb7 25.Rf5 Kg8 26.Rc5-/+) 0–1. Kjenner,Svein – Hammersland,Arne Henrik (1660), Bergen Sommer op NOR, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 f6)

7.ab4 Bb4

8.c3 Bf8 9.Bd3 fe5 10.Ne5 Ne5 11.de5 g6 12.Be3 Bd7 13.0-0 Bg7 14.Ra7 Ra7 15.Ba7 Qc7 16.Bd4 Be5 17.Be5 Qe5 18.Re1 Qf6 19.Qb3 Bc6 20.Nd2 Ne7 21.Nf3 0-0 22.Qb2 Nf5 23.Bf5 ef5 24.h3 Ra8 25.Nd4 Qd6 ½–½. Irmer,Friedrich (2255) – Zill,Christoph (2495), RS–Pyramide remoteschach.de, 2009.

8.c3 Bf8 9.Bd3 Nge7 10.h4 Qc7 11.Bf4 Ng6 12.Bg3 fe5 13.de5 (13.Bg6!? hg6 14.Ne5 Ne5 15.Be5=) 13...Bc5+= (13...Nge5 14.Ne5 Ne5 15.Qh5 Qf7 16.Qe5+-) 14.0-0 Bd7 (14...Nge5 15.Ne5 Ne5 16.Qh5 Qf7 17.Qe5+/-) 15.Na3 Nce7 (15...0-0 16.Bg6 hg6 17.Nb5+=) 16.Nb5 Bb5 17.Bb5 Nc6 18.Ng5 Nf8 (18...Nge5 19.Ne6 Qd6 20.Bc6 bc6 21.Qh5 g6 22.Qe5 Qe5 23.Be5+-) 19.Qe2 h6 20.Nf3 Ng6 21.h5 Nge7 22.Nh4 0-0 23.Bd3 Nf5 24.Bf5 ef5 (worse is 24...Rf5 25.Nf5 ef5 26.Qb5+/-) 25.Ng6 Rfe8 26.Rad1 Qf7 (26...Rad8 27.Rfe1+=) 27.Rfe1 Ne7 28.e6 Qf6 29.Be5 (better is 29.Ne7 Re7 30.Rd5 Qc3 31.Bh4=) 29...Qe6-/+ 30.Nf4 Qf7 31.Qb5 Rac8 32.Rd3 a6 33.Qb7= Nc6 34.Qf7 Kf7 35.Ng6 d4-/+ 36.Rf3 Kg8 37.Rf5? Ne5-+ 38.Ree5 Re5 39.Re5 dc3 40.Re2 Rb8 41.Rc2 Bd4 42.Ne7 Kf7 43.Nf5 Be5 44.Kf1 a5 45.Ke2 a4 46.Ne3 Rb2 47.Kd3 a3 48.Rc1 Rd2 49.Ke4 Bf6 50.Ng4 Rd4 (50...Rd4 51.Kf3 Rg4 52.Kg4 a2-+) 0–1. Biro,Sandor (2315) – Szakacs,Daniel (2125), HUN–chT2 Szechenyi, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4)

8.c3 Bf8 9.Bd3= f5 10.g4 Nge7=+ 11.gf5 Nf5 12.Bf5 ef5 13.Ng5 Be7-/+ 14.h4 f4! 15.Bf4 0-0 16.Be3 h6 17.Nh3 Bh4 18.Qh5 Rf5 19.Qe2 Qf8 20.Nd2 Qf7 21.0-0-0 Be6 22.Rdg1=+ Kf8 23.Rg4 Qe7?? 24.Kb2 Rf7? 25.Nf4+- Bg4 26.Ng6 Ke8 27.Qg4 Qc7 28.Rh4 Rc8 29.Qe6 Ne7+/- 30.Nb1 Qc4?? 31.Rf4+- Qb5 32.Kc2 Qa4 33.Kc1 Rc3 34.Nc3 Qa3 35.Kc2 Rf4 36.Bf4 (36.Bf4 a5 37.Bg3 a4 38.Bh4 Qb3 39.Kd2 Qb4 40.Ne7 g5 41.Ned5 Kf8 42.Qh6 Ke8 43.Nf6 Kd8 44.Qh8 Kc7 45.Nfd5 Kd7 46.Qg7 Kd8 47.Bg5 Qe7 48.Qe7 Kc8 49.Qc7#) 1–0. Rahls,P (2275) – Gorelli,M (2205), Open, Arco ITA, 1999.

8.c3 Bf8 9.Bd3 f5 10.g4 g6 11.h3 Bh6 12.Na3 Qa5 (12...Bc1!? 13.Rc1 a6+=) 13.Bb2 Bf8 14.gf5 ef5 15.Nb5 Qd8 16.Qb3 Kf7 17.Nd6 Bd6 18.Qd5 Be6 19.Qd6 Qd6 20.Ng5 (20.ed6!? Bd5 21.Be2+=) 20...Kg7 21.ed6 Bd5 22.Rg1 h6 23.c4 (better is 23.Ne6! Be6 24.d5+=) 23...Nb4-/+ 24.Bb1 hg5 (worse is 24...Bc4 25.Ne6 Kf7 26.Nc7+=) 25.cd5 Rh3 (worse is 25...Nd5 26.Rg5 a5 27.Ra3=) 26.Rg5 Kf6 27.Rg3 Rg3 (27...Nd5?? 28.Rh3 Ke6 29.Rg3+-) 28.fg3 Nd5 29.Ba2 Ke6 30.Ba3 Ngf6 31.Rc1 Kd7 32.Rc5 Rc8 33.Rd5+= Nd5 34.Bd5 Rc3 35.Bb4 Rg3 36.Bb7?? Rb3 0–1. La Rota,Fabio (2290) – Yumol,R, New York op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

8.c3 Ba5

9.Ba3 fe5 10.de5 Nge7 11.Bd3 h6 12.0-0 0-0 13.Bc2 Qc7 (13...Bc7!?=+) 14.Qd3= g6 15.Bd6 Qb6 (15...Qd8 16.Nh4 Rf7 17.Be7 Qe7 18.Ng6=) 16.Nh4 Rf7 17.Ng6 Rg7? (better 17...Nf5=) 18.Ne7+- Ne7 19.Be7 Re7 20.Qg6 Kf8 21.Ra4 Rf7 22.Qh6 Ke7 23.Qg5 (23.Bg6 Qc6 24.Ra5+-) 23...Kd7 24.Bg6 Re7 25.h4 (25.c4 Bb4+-) 25...Qd8? (25...Qb5 26.Bc2 Bb6 27.Rb4+/-) 26.h5 (26.c4 b6+-) 26...b6 27.h6 Ba6 28.Rd1 Qh8 29.c4 Bb7 30.cd5 Bd5 31.Rad4 Qf8 32.Rf4 Qg8 (32...Qd8+-) 33.Rd5! ed5 34.Bf5 Re6 35.Be6 Qe6 36.Qg7 (36.Qg7 Kc6 37.Rf6 Qf6 38.Qf6 Kc5 39.e6+-) 1-0. Zaromb,Charles Irving (1735) - Fudim,Basya, Netanya Open, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

9.Bb5 Bd7 10.0-0 Bc7 11.Re1 fe5 12.Bc6= Bc6 13.Ne5 Be5 14.Qh5 Kd7 15.Re5 Nf6 16.Qh3 Qe7 17.Nd2+= Rhe8 18.Ba3 Qf7 19.Rae1 Rad8 20.Nf3+/- Kc8 21.R5e3 Rd7? 22.Ne5+- Qg8 23.c4 dc4+/- 24.Nc4 Kb8 25.Bd6 Ka8?? 26.Nb6!! (26.Nb6 ab6 27.Ra3 Ba4 28.Ra4#) 1–0. Larsen,Pet (2270) – Klos,Bjarne, AS04 Centenary, Copenhagen DEN, 2004.

9.Bb5 Bd7 10.Qa4 Bc7-/+ 11.ef6 Nf6 12.Ba3 a6 13.Bc6 Bc6 14.Qc2 Bd6 (14...Bb5 15.Bb4-/+) 15.Bd6 Qd6 16.0-0 0-0 17.Re1 Ne4 18.Nbd2 Rf6 (18...Nd2 19.Qd2 a5 20.Ng5=+) 19.Ne4= de4 20.Ne5 Raf8 21.Nc6 (21.Re2 Qd5=) 21...Qc6=+ 22.Qe4 (22.Re2 b5=+) 22...Qc3-/+ (worse 22...Rf2 23.Qc6 bc6 24.Re6+=) 23.Rac1 Qb2 24.f3 Qb6 (better 24...Rd8!?-/+) 25.Rb1= Qc6 26.Rb7 Qe4 27.Re4 Ra8 28.d5 (28.Re7!?+=) 28...ed5= 29.Ree7 Rg6 30.Kf2 (30.Rbd7 Rf8=) 30...a5 (30...h6 31.Rbd7=+) 31.Ra7= Ra7 ½–½. kovacic (2265) – Rettich (2100), ChessWorld.net, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Ba5)

9.Nbd2? Bc3-+ 10.Ra4 Ba5 (10...Qb6!? 11.Bd3 Bd7 12.Ra3-+) 11.Bb5 Bb6 (11...Bd7 12.0-0-+) 12.0-0 Bd7 13.Ba3 Na5 14.Bd7 (14.ef6!? Nf6 15.Qe2+=) 14...Qd7-/+ 15.Bb4 (15.ef6 gf6 (15...Nf6?! 16.Ne5 Qc7 17.Qe2=) 16.Re1 Bc7-/+) 15...Nc6-+ 16.Ba3 Bc7 17.Re1 b5 18.Ra6 Nb8?? (18...fe5 19.Nb3 e4+=) 19.Qb1?? (better is 19.Re6! Kd8 20.ef6 Nf6 21.Be7 Kc8 22.Bf6 gf6 23.Rf6+/-) 19...Na6-+ 20.Nb3 (20.ef6 gf6 21.Qf5 Kd8 22.Re6 b4-+) 20...b4 (20...Nh6 21.ef6 gf6 22.Qd3-+) 21.Nc5 Nc5 (21...ba3 22.Nd7 Kd7 23.Qb5 Kd8 24.Qa6+-) 22.Qb4 Ne7 23.Qc5 f5 (23...fe5 24.Ne5 Be5 25.de5-+) 24.Rc1 (24.Ng5 Rc8 25.Qa7 Nc6-+) 24...Bb6 25.Qb4 h6 26.Nd2 Kf7 27.Qc3 Rhc8 28.Qh3 (28.Bc5 a5-+) 28...Rc1 29.Bc1 Rc8 30.Nb3 (30.Qa3 Rc2 31.Nf1 Bd4-+) 30...Qc7 (better is 30...Qa4 31.Bd2 Bd4 32.Kf1 Qc4 33.Ke1-+) 31.Qe3 Qc3 32.Qf3 Qc1! (32...Qc1 33.Nc1 Rc1 34.Qd1 Rd1) 0–1. Ionita,Carmen_Nicola – Muntianu,Alexandra_Teodora, Calimanesti ROM, Ch U10 (g), 2014. (=1.e4 c5 2.b4 cb4+= 3.a3 e6 4.d4 d5 5.e5 f6 6.Nf3 Nc6 7.ab4 Bb4)

9.Bd3 Bc7 10.0-0 fe5 11.Ne5 Be5 12.de5 Ne5 13.Qh5 Nf7 14.Ba3 a6 15.Nd2 Qg5 16.Qe2 Ne7 17.c4 Qe5 18.Qd1 Qc7 19.Rc1 d4-/+ 20.Ne4 0-0 21.Qh5 Ng6 22.f4 Qd8?? 23.Rf3?? Bd7 24.Rg3 Nh6 25.Ng5?? Nf4-+ 26.Qh6 gh6 27.Ne6 Ng6 28.Nf8 Be8-/+ 29.Rf1 Qh4 30.Bd6 Qh5 31.Be4 Kh8 32.Bf3+- Qa5 33.Bd5 Bf7 34.Rf7 Qe1+- 35.Rf1 Qe2 36.Bc5 Qd2 37.Rg4 1–0. Salmensuu,O (2440) – Lalic,B (2550), Open Groningen NED, 1999.

9.Bd3 Bc7 10.0-0 Nh6 11.ef6+= Qf6 12.Ba3 Nf7 13.Qc2 g6 14.Qe2 Nd6 15.Ne5+= 0-0 =. pokerbait (2345) – jvanmechelen (2610), net–chess.com, 2008.

9.Bd3 fe5 10.de5 Qc7 11.0-0 Nge7 12.Ba3 0-0 13.Bd6 Qd8 14.Ra4 g6 (14...h6 15.Bc2=) 15.Qd2 Bc7 16.Qh6 Rf3 (16...Bd6? 17.Ng5 (17.ed6?! Nf5 18.Bf5 Rf5=) 17...Rf7 18.Nf7 (worse is 18.ed6 Qd6 19.Nf7 Kf7+-) 18...Kf7 19.Qh7 Ke8 20.ed6 Qd6 21.Na3+-) 17.gf3 Ne5 18.Be5 Be5 19.Rh4 Bd7 (19...Qe8 20.Qh7 Kf8 21.Re1+=) 20.Qh7 Kf8 21.Re1 Bf6 22.Rf4 Nf5? (22...Ng8!?+/-) 23.Qg6 (better is 23.Rg4 g5 24.f4 d4 25.Bf5 ef5 26.Qh6 Kf7 27.Qh5 Kf8 28.Rg5 Bg7+-) 23...Be8? (better is 23...Bg5 24.Re6! Be6 25.Qe6 Bf4 26.Qf5 Kg8 27.Qf4 Qe7+/-) 24.Qh7+- Qd6 25.Rg4 Bf7 (25...Ng7+-) 26.Bf5 ef5 (26...e5+-) 27.Qh6 (27.Qh6 Bg7 28.Qg7) 1–0. Skiotis,Pano (2055) – Thomas,Brian (1665), Doeberl Cup, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

9.Bd3 fe5 10.de5 Bc7 11.Qe2 Nge7 12.0-0 0-0 13.Bh7? (better is 13.Rd1+=) 13...Kh7-+ 14.Ng5 Kg8 15.Qh5 Rf5 16.Qh7 (16.f4 Bb6 17.Kh1 Rg5 18.Qg5-+) 16...Kf8 17.Qh8 Ng8 18.Ba3 Nce7 19.Qh5 Nh6 20.g4 Re5 21.f4 Re2 22.Nh7 (22.f5 ef5 (22...Rh2?! 23.Qg6 ef5 24.Nh7 Kg8 25.Nf6 Kf8 26.Nh7 Kg8 27.Nf6 Kf8 28.Nh7=; 22...Bh2 23.Kh1 Qb6 24.f6+-) 23.gf5 Rh2-+ ( 23...Bh2?! 24.Kh1 Kg8 25.f6-+)) 22...Kg8 23.Nf6 gf6 24.Qh6 (24.g5 Rc2 25.Qh6 Bb6 26.Kh1 d4-+) 24...Qf8 (better is 24...Bb6 25.Kh1 d4 26.Qh3 Qd5 27.Qf3-+) 25.Qh5 Bd7 26.g5 Rc2 27.g6?? Qg7-+ 28.Rf3 Bc6 29.Rh3 Bb6 30.Kf1 Bb5 31.Ke1 Bf2 32.Kd1 Be2 33.Kc2 Bh5 34.Rh5 Qg6 35.Kb2 Qh5 36.Nd2 0–1. Choi,Matthew – Van Hall,Girish, Twente Young Master op–C, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f6 6.a3 Nc6 7.ab4 Bb4 8.c3 Ba5)

9.Bd3 fe5 10.de5 Nge7 11.0-0 =.

8.c3 Be7

9.Bb5 Bd7 10.0-0 fe5 11.Bc6 (worse is 11.de5 Ne5 12.Bd7 Nd7-/+) 11...Bc6 12.Ne5 Nf6 13.Bg5 (13.Nc6 bc6 14.Qe2 Bd6=) 13...0-0 14.Nd2 h6 (14...Bb5 15.Re1+=) 15.Bh4 (15.Nc6 bc6 16.Bh4 Bd6+=) 15...Kh7 (15...Bb5!? 16.Re1 Bd6+=) 16.Qc2 Ne4?? (better is 16...Kg8=) 17.Be7+- Qe7 18.f3 Bb5 (18...Kg8 19.fe4 (19.Ne4?! de4 20.Nc6 bc6+/-) 19...Rf1 20.Rf1+-) 19.Rfb1 (worse is 19.fe4 Bf1 20.Nf1 Kg8+-) 19...Ba6 20.fe4 de4 (20...Kg8+-) 21.Qe4 (better is 21.Ne4 Kg8 22.Ng6+-) 21...Rf5 (21...Kg8 22.Ng6 Qf7 23.Nf8 Rf8+-) 22.g4 Raf8 23.gf5 Qg5 24.Qg2 Rf5 25.Qg5 Rg5 26.Kf2 Rf5 27.Ndf3 g5 28.Ke3 1–0. Kutalek,Jan (1705) – Szpalek,Martin, Karvina CZE, Primator Cup, 2014. (=1.e4 c5 2.b4 cb4-/+ 3.a3 Nc6 4.d4 e6 5.Nf3 d5 6.e5 f6 7.ab4+= Bb4 8.c3 Be7)

9.Bb5 Bd7 10.0-0 Nh6 +=.

9.Bb5 Bd7 10.Qe2 Qb6 11.Bd3 Nh6 (11...f5 12.0-0=) 12.Bh6= gh6 13.ef6 Bf6 14.0-0 0-0-0 (14...0-0!?=) 15.Na3+- e5? (better 15...Rdf8+-) 16.Rfb1+- (16.Ne5?! Ne5 17.de5 Rde8+-; 16.de5?! Rde8 17.Rfb1 Qc5+-) 16...Qc7 17.Nb5 Qb8 18.de5 (18.Ne5 Be5 19.de5 Rde8+-) 18...Be5? (better 18...Rde8+-) 19.Ne5 Qe5 20.Na7 Kc7 21.Nb5 (better 21.Qb2 Rdg8 22.Qb7 Kd6 23.Nb5 Ke7+-) 21...Kb8 22.Qa2 Kc8 1–0. Zimniok,Lubomir – Kozelsky,Marek, Orlova Open, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bb5 Bd7 10.ef6 Nf6-/+ 11.0-0 Ne4 (11...0-0 12.Nbd2-/+) 12.Bd3+= Nd6 (12...0-0 13.Qc2+=) 13.Na3 (13.Qc2!?=) 13...0-0-/+ 14.Nc2 Nf7 (14...Qc7!?-/+) 15.Ne3+= a6 16.Qc2 h6 17.Ng4 Rc8 18.Qa2 Qc7 19.Bb1 (better is 19.Qe2+=) 19...e5 (19...Nd6 20.Qe2-/+) 20.Nge5 (20.Ne3!? Be6 21.Nd5 Bd5 22.Qd5+/-) 20...Nfe5 (20...Nce5 21.de5 Qc3 22.Be3+=) 21.de5= Ne5 22.Qd5 Nf7 23.Qd3 Rfe8 24.Bd2 Bf6 Attacking the isolated pawn on c3 25.Nd4 Rcd8 26.Qh7 Kf8 27.Ba2 Qc5 28.Qg6 Ne5 29.Qg3 Nc4 30.Bf4 g5 31.Be3 Ne3 32.fe3 Kg7 33.Qf3 Qe5 34.Rae1 Re7 35.Kh1 Qe4?? 36.Qf6 (36.Qf6 Kh7 37.Bb1 Rg8 38.Qe7 Kh8 39.Be4 Bf5 40.Bf5 Rg6 41.Bg6 a5 42.Rf8) 1–0. Schirov,Sergey (2025) – Sviridova,Olga (1990), Tambov RUS, 2012. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

9.Bd3 a6 10.0-0 b5 (better is 10...Ra7!?=) 11.Bb5+= Bb7 (11...ab5 12.Ra8) 12.Bd3 Nh6 (12...fe5!? 13.Ne5 Ne5 14.de5 g6+/-) 13.ef6+/- Bf6 14.Qe2 Bc8 15.Ng5?? (better is 15.Bh6 gh6 16.Ba6+/-) 15...Bg5-/+ 16.Qh5? Nf7-+ 0–1. Capron,Daniel (2070) – Lengert,Martin (1910), St Chely d'Aubrac op 5th, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 a6 10.h4 Rb8 11.Rh3 f5 12.Rg3 Kf8 13.h5 b5 14.Kf1 Qe8 15.h6 Nh6 16.Bh6 gh6 17.Qd2 Qf7 18.Qh6 Ke8 19.Nbd2 Rg8 (better is 19...b4!? 20.cb4 Nb4-/+) 20.Rg8+= Qg8 21.Bf5 ef5 22.Qc6 Kf8 23.Qc7 Ra8 24.Qc6 Rb8 25.Qc7 ½–½. Huibers,Peter (2040) – Werbeck,Torsten (2265), Gent, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 f6 6.d4 Nc6 7.ab4 Bb4 8.c3)

9.Bd3 Bd7 +=.

9.Bd3 f5 10.0-0 g5 11.Ng5 h5 12.f4 Qb6 13.Be2 (13.Na3 h4+-) 13...h4 (13...Bg5 14.fg5 Ne5 15.Bf4+=) 14.Bh5+- Kd7 15.Kh1 Qb5 16.Bf7 (16.Be2!? Qb6 17.Ba3+-) 16...Nd8+= 17.Bg8 Rg8 18.Na3 Qa6 19.c4 dc4 20.d5 Bg5 21.fg5 (better 21.Nc2 Qb6 22.fg5+=) 21...Nf7 (21...h3 22.Nc2 hg2 23.Kg2 Qb6+-) 22.Qh5+- Rg7 23.de6 (23.g6 Ne5 24.Qh8 Rg6 25.Qe5 h3+-) 23...Qe6+- 24.Bf4 (24.Rd1 Kc7 25.Qh4 Qc6+-) 24...h3 25.Rfd1 (25.Qh3 Ke8+-) 25...Ke7 (25...Ke8 26.Rd6 Qe7 27.Nb5+= (27.Nc4?! hg2 28.Kg1 Be6+=)) 26.Qh3+= Ng5?? (better 26...Qc6!?+=) 27.Qh4 (27.Qh8 Kf7 28.Rd8+-) 27...Qg6 28.Nc4 Be6 29.Nb6! Rb8 (29...ab6 30.Bg5 Double attack (30.Ra8 Pinning; 30.Ra8 Deflection)) 30.Ra7 (30.Ra7 Ke8 31.Bg5 Qg5 32.Qg5 Rg5 33.g3+-) 1–0. Schlag,Franz (1915) – Gensch,Manfred (1750), 2rd Berlin Germany, Senior Championship, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f5 10.0-0 g5 11.Ng5 h5 12.h4 Kf8 13.Be2 Qe8 14.Na3 Qg6 15.Nb5 Bd7 16.Ba3 Kg7 17.Be7 Nge7 18.f4 Nc8 19.Rf3 Kh6 20.Rg3 Nd8 (better is 20...a6+-) 21.Nc7 Rb8 22.Kh2 Rg8 23.c4 dc4 24.d5 Rg7 25.de6 (worse is 25.Bc4 ed5 26.Bd5 Be8+-) 25...Ne6 26.Nce6 (26.Bc4 Be8 27.Nce6 Rd7+-) 26...Be6+/- 27.Qd8 Rg8 28.Qc7 Nb6 (28...Ra8 29.Qb7 Nb6+-) 29.Raa3?? (better is 29.Ra7 Na8 30.Qd6+-) 29...Nd5 30.Qc4 Rgc8 (30...a6!? 31.Ne6 Qe6 32.Bf3+-) 31.Qd4 Qe8? 32.Qf2 a6? 33.Ne6 Qe6 34.Qf3 Qf7 35.Rg5 Rg8 36.e6 Qe8 37.Qd5 Rd8 38.Qf5 Rg5 (38...Rg6 39.Rag3 Kh7 40.Rg6 Rd5 41.Rg7 Kh8 42.Qh7) 1–0. Lange,Corinna (2075) – Zschischang,Marine (2055), GER–chT Federal Cup (Women), 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f5 10.h4 Nh6 11.Ng5 0-0-/+ 12.Na3 a6 13.Nb5 Na5 14.Nd6 Bd6 15.ed6 Nc4 16.Bc4 dc4 17.Bf4 Bd7 18.Kf1 Ng4 19.Qe2 Re8 20.Re1 (20.Qc4?? Bb5 21.Qb5 ab5-+) 20...Bc6 21.Rh3 Bd5 22.Rg3 b5 23.Rg4 (23.h5!? Qd7 24.Kg1-/+) 23...fg4-+ 24.Qc2 g6 25.h5 (25.Qe2 h6 26.Ne4 Qh4 27.Qg4 Qg4 28.Nf6 Kg7 29.Ng4 h5-+) 25...Qf6 26.g3 Qf5 27.Qc1 (27.Qf5 ef5 28.Re5 Re5 29.de5 gh5-+) 27...h6 28.Nf7 (28.Re5 Qd3 29.Ke1 gh5 30.f3-+) 28...Kf7 29.hg6 Kg8 (29...Qg6 30.Re3-+) 30.Re3 (30.Re5 Qd3 31.Ke1 Rad8-+) 30...Ra7 (30...Qg6 31.Ke1-+) 31.Ke2 a5 32.Bh6 b4 33.Qa1 Bf3 34.Kd2 b3 35.Bf4 Qc2 36.Ke1 b2 (36...b2 37.Kf1 ba1R 38.Re1 Re1 39.Ke1 Qe2) 0–1. Helin,Mikael – Raaste,Eero J (2340), Heart of Finland op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 f5 10.h4 Nh6 11.Bh6!? gh6 12.Qd2 =.

9.Bd3 f5 10.h4 Nh6 11.Bh6 gh6 12.Ng1 Bf8 13.Qh5 Ke7 14.g4 Qe8 15.Qe8 Ke8 16.gf5 ef5 17.Ne2 Be6 18.Ng3 Ne7 19.Na3 Bd7 20.Nh5 Kf7 21.Nf6 Bc6 22.Rg1 (22.Nc4!?+/-) 22...Bg7 23.Nh5 Rhg8 24.e6 Kf8 25.Kd2 Rd8 (25...a5 26.Nb5+=) 26.Rg3 (26.Nc2!? Be8 27.Ng7 Rg7 28.Rgb1+/-) 26...Bh8 27.Rf3 Rg6 (27...Rg4 28.Rh1+=) 28.Nf4 (better is 28.Re1!? Rg4 29.Bf5 Rh4 30.Bd3 Ke8 31.Nb5+/-) 28...Rg4+= 29.Nc2 Rh4 30.Ra7 Bf6 31.Ke2 Bg5 32.Ng2 Re4 33.Be4 de4 34.Rh3 Ng6 (34...f4!? 35.Ke1 Bd5=) 35.Nb4 Rd6 36.Nc6 bc6 37.Rf7 Kg8 38.Rf5 Re6 39.Rh1 Ne7 40.Rc5 Kf7 41.Ne3 Ng6 42.Rf5 Ke7 43.d5 Rd6? 44.Rg5!+- hg5 45.Nf5 (45.Nf5 Kf6 46.Nd6 cd5 47.Rh7+-) 1–0. Trzaska,Peter (2225) – Neuer,Thomas, Ruhrgebiet VK3–chT, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 Nh6 10.Ba3 fe5-/+ 11.Be7 Qe7 (11...Ne7?! 12.Ne5 0-0 13.Qc2=) 12.de5 0-0 13.Na3 Bd7 14.Nb5 Kh8 15.Qc2 (15.Qe2 Qc5 16.0-0 Nf7-/+) 15...g5 (15...Rf3 16.gf3 Ne5-/+) 16.h4? (better is 16.Nbd4+=) 16...g4-+ 17.Ng5 Ne5 18.Na7 (18.0-0 Ng8 19.Rfe1 Nd3 20.Qd3 Bb5 21.Qb5 Rf6-/+) 18...Nd3 (18...Qc5!? 19.Bb5 Rf5 20.Bd7 Nd7 21.0-0-+) 19.Qd3 Nf5 20.f3?! (20.Qe2 Qc5 21.0-0-+) 20...g3 21.Kd2 (21.Ne4 Kg8-+) 21...Qc5 22.Rhe1 Ra7 23.Ne6 Qf2 24.Re2 Ra1 25.Rf2 gf2 26.Nf8 Ra2 (better is 26...Ba4 27.Qf5 f1N 28.Kd3 Rd1 29.Ke2 Ng3 30.Kf2 Nf5-+) 27.Kd1 (27.Kc1 Ba4 28.g4 Ra1 29.Kb2 f1Q 30.Qf1 Rf1 31.gf5 Rf3-+) 27...f1Q! 28.Qf1 Ra1 (28...Ra1 29.Kd2 Rf1 30.Nd7 Rf2 31.Kd3 Nh4-+) 0–1. Jung,Bernhard (1880) – Tereick,Benjamin (2355), Staufer op, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 Nh6 10.ef6!? Bf6 11.Bh6 gh6 12.Qe2 =.

9.Bd3 Nh6 10.Bh6 gh6 11.ef6 Bf6 12.Ne5? (12.Qe2 Qc7=) 12...0-0 (12...Be5 13.de5 Qg5 14.0-0-/+) 13.Qh5? (better is 13.f4!?=) 13...Ne5-/+ 14.de5 Bg7 15.0-0 Qg5 16.Qe2 Be5 17.Ra4 Rf4 18.Rf4 Bf4 19.c4 Bd7 20.Qc2 Qg7 21.Re1 a5 22.Qb3 Bc6 23.g3 a4 24.Qa2 Be5 25.Qe2 a3 26.Qa2 Qf6 27.Bf1 (27.Nd2 Bc3 28.Rd1 dc4 29.Bc4 Rf8-+) 27...Bb2 (27...dc4 28.Bc4 Qf3 29.Kf1-+) 28.Bh3 (28.Bg2 Qd4 29.Bh3 Kh8-+) 28...Rf8 29.f4 (29.Rf1-+) 29...Qd4 30.Kf1 Qd3 31.Re2 Rf4! 32.gf4 Qh3 33.Ke1 Qh4 34.Kf1 Qf4 35.Ke1 Qc1 36.Kf2 Bd4 37.Kg3 Qg5 38.Kh3 e5 (38...e5 39.Re5 Bd7 40.Rf5 Bf5) 0–1. Strater,Heinz (1940) – Goerke,Joachim (2105), Niederrhein–ch, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bf4 f5 10.Bd3 Bd7 11.Na3 a6 12.h4 h6 13.h5 Bg5 14.Qd2 Bf4=+ 15.Qf4 Nge7 16.Nh4 b5 17.Nc2 Qb6 18.0-0 0-0 19.g4 b4 20.cb4= Nb4 21.Nb4 Qb4 22.gf5 ef5 23.Kh1 Qc3 24.Ba6 Bb5!-/+ 25.Rfc1 Qh3-+ 26.Kg1 Ra6 27.Rab1 Rc6 28.Re1 Qd3 29.Red1 Qc2 30.Rdc1 Qa4 31.Re1 Bd3 32.Ra1 Qb4 33.Qe3 Rc3 34.Qf4 Be4 35.f3 Qd4 36.Kh1 Bf3! (36...Bf3 37.Qf3 Qh4 38.Kg2 Rf3 39.Kf3 Rb8-+) 0–1. Brenc,Tomislav – Res,Rudi, ch–CRO (team) Pula CRO, 1999.

9.Bd3 Qc7

10.Qe2 Na5 11.Bf4 (11.Qc2 f5=) 11...f5 12.g4 (12.0-0 a6=) 12...Nb3 (12...fg4 13.Ng5=+) 13.Ra2= fg4 14.Ng5 Bg5 15.Bg5 Nh6 (better 15...h6!? 16.Be3 b6+=) 16.Bh6 gh6 17.Qg4 Bd7 (17...b6!?+-) 18.Qh5+- Ke7? (better 18...Kd8 19.Qh6 Kc8+-) 19.Qh4 Ke8 20.Qh6 Kd8 (20...Bc6+-) 21.Qg7 (21.Qg7 Re8 22.Ra3+-) 1–0. Messina,Enrico (2145) – Vespe,Francesco (1980), Bisaccia op, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Qc7)

10.Qe2 Bd7 11.Na3?? (11.Bf4 f5=) 11...Rc8?? (better is 11...Nd4 12.cd4 Qc3 13.Kd1 Qa1-+) 12.Nb5= Qb8 (12...Qb6!?=) 13.Ba3+/- a6 (13...Rd8!?+/-) 14.Bd6+- Qa8 15.Nh4 Nh6 16.Qh5 Nf7 17.Bh7 Nce5 18.de5 Bb5 19.Be7 Ke7 20.Ng6+/- Kd7 21.Nh8 Nh8 22.Qg4 Rf8 23.Bc2 Qb8+/- 24.f4 fe5 25.Qg7 Nf7 26.Kd2 Ke7= 27.Bg6 ef4 28.Rae1 f3 29.gf3 Qf4 30.Re3 d4 31.cd4+/- Rd8 32.Qf7 Qf7 33.Bf7 Rd4 34.Kc3 Rc4 35.Kb2 Kf7 36.h4 Rb4 37.Kc2 Ba4 38.Kc3 Rb3 39.Kd4 Re3 40.Ke3 Kg6 41.Kf4 Bc6 42.Kg4 a5 43.Rd1 a4 44.Rd8 b5 45.Rd6 Bd5 46.Ra6 Bc4 47.h5 Kh6 48.Kh4 Kg7 49.Kg5 Bb3? 50.h6+- Kh7 51.Ra7 Kh8 52.h7 (52.h7 Bc2 53.Kh6 Bh7 54.Rh7 Kg8 55.Rb7+-) 1–0. Heidrich,Manfred (2310) – Witke,Thomas (2330), BL2–S, 1989. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

10.Kf1 Nh6 11.Na3 Nf7 12.h4? Bd7 13.Rh3? fe5-+ 14.de5 Nce5 15.Bf4 Bd6 16.Nd4 Nd3 17.Nab5 Bb5 18.Nb5 Qc4 19.Nd6 Nd6 20.Ra4 Nf2! 21.Rc4 Nd1 22.Rc7 0-0 23.g3 e5 24.Ke2 Nc3! 25.Rc3 ef4 26.gf4 Rae8 27.Kd1 Rf4 28.h5 Ne4 29.Rce3 d4 30.Rhf3 de3 31.Rf4 Nc3 32.Ke1 Rd8 33.Kf1 Rd1 34.Kg2-+ e2 (34...e2 35.h6 e1Q 36.Rf6 Qg1 37.Kh3 gf6 38.Kh4 Qg5 39.Kh3 Rh1#) 0–1. Helin,M (1950) – Spence,D (2165), Gibtelecom Masters Catalan Bay ENG, 2007.

10.Bf4 f5 11.0-0 Nd8 12.Qb3 Bd7 13.h4 (13.Na3 Ba3 14.Ra3 Ne7+=) 13...Nf7 14.c4 Bc6 15.Nc3 Qd7? (better is 15...dc4!? 16.Bc4 Bf3=) 16.cd5+/- ed5 17.Rfe1 Qe6 18.Nb5 Bb5 19.Qb5 (19.Bb5?! Kf8+/-) 19...Qc6 20.Qb1 Kf8 21.Rc1 Qd7 22.Bf5 (22.Bf5 Qd8 23.Qb7+-) 1–0. Schulz,M – Camphausen,Wolfgang, Bad Bertrich op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

10.Bf4 f5 11.h4 Bd7 12.Na3 Ba3 13.Ra3 Nge7 14.Ng5 h6 15.Nh3 0-0-0 (15...Na5 16.Qa1 b6 17.0-0+=) 16.Qa1 Rdg8 17.0-0 g5 18.hg5 hg5 19.Ng5 Rh4 20.g3 Rg4 21.Qc1 Ng6 22.f3?? (better is 22.Be2 Rf4 23.gf4+=) 22...Nf4-+ 23.fg4 Nd3 24.Qe3 Nb2 (24...fg4?! 25.Qd3 Rg5 26.Rf8 Nd8 27.Ra7+=) 25.Ra2 Nc4 26.Qf4 Qd8 27.Nf7 Qf8 28.Nh6 Rg6 29.gf5 ef5 30.Rh2 Ne7 31.Ng4 Ng8 32.Rh7 Be6 33.Nf6 Ne7 34.Kg2 Rg7?? 35.Qh6+- Rf7? 36.Rh8 Qh8 37.Qh8 Kc7 38.Rh1 Ne3 39.Kf3 Ng6 40.Qh6 (40.Qh6 Ne5 41.de5+-; 40.Ke3?! Nh8 41.Rh8 Kc6+-) 1–0. Jahn,Constanze (2175) – Schulz,Petra (2115), BL, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

10.Bf4 g5 11.Bg3 f5 (11...Qb6 12.ef6 Nf6= (worse is 12...Bf6 13.Ng5 Bg5 14.Qh5 Kd8 15.Qg5 Nge7 16.0-0+/-)) 12.Ng5!+/- Bg5 13.Qh5 Qf7 14.Qg5 Qg6 15.Qd2 h5 16.h4 Nh6 17.Na3 0-0 18.Qg5 Kh7 19.Bf4 Nf7 20.Qg6 Kg6 21.f3 (21.Rh3 Kh7+-) 21...Kg7+/- 22.g4! fg4 (22...fg4 23.fg4 Combination; 22...hg4 23.fg4 Combination) 23.fg4 Nh6 24.Bh6 Kh6 25.g5 Kg7 26.Ke2 Bd7 27.Rhf1 a6 28.Rf6 Ne7 29.Raf1 Nf5 30.Bf5 ef5 31.Rb6 Bc6 32.Ke3 f4 33.Kf3 a5 34.Rfb1 a4 35.Ra1 Ra5 36.Nc2 Rb5 37.Rb5 Bb5 38.Rb1 Bc6 39.Rb6 Kg8 40.Nb4 a3 41.Na2 Kg7 42.Rb3+- Kg6 43.Ra3 Bd7 44.Rb3 Bg4 45.Kf2 Ra8 46.Nb4 Ra5 47.Rb2 Ra1?! 48.Nd5 f3 49.Ne3 b5 50.d5 Rh1 51.Rb5 Rh2? 52.Kg1 Re2 53.Rb6 Kg7 54.Ng4 hg4 55.Rf6 Re5 56.c4 Re1 57.Kf2 Re2 58.Kf1 Re3 59.Re6 Rc3+= 60.Re1 g3+= 61.Rd1?? Rc2-+ 62.d6 Rh2 63.Ke1 Rh1 (63...Rh1 64.Kd2 Rd1 65.Kd1 g2-+) 0–1. Hanser,Michael (2160) – Barva,Attila (2250), Eger Agria op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 fe5

10.de5 Bc5 11.0-0 Nge7 12.Bg5 0-0-/+ 13.Nbd2 h6 14.Bh4 Qe8 15.Bg3 Nf5 16.Re1 Bd7 17.c4 Qf7 18.cd5 ed5 19.Nb3 Bb6 20.Qd2? Rae8 21.Re2? Ng3-+ 22.hg3 Bg4 23.Bb1 Bf3 24.gf3 Ne5 25.Qc2 Nf3 26.Kg2 Ne1 27.Re1 Qf3 28.Kh2 Qh5 29.Kg2 Re1 (29...Re1 30.Qh7 Kf7 31.Bg6 Qg6 32.Qg6 Kg6 33.Re1 Rf2 34.Kh3 Rf3-+) 0–1. Straub,P (2110) – Giddins,S (2240), Gibraltar Masters, Catalan Bay ENG, 2003.

10.de5 Bc5 11.Qc2 Qc7 12.Bf4 Bd7 13.Na3 Ba3 14.Ra3 0-0-0 (14...g6!?=) 15.0-0 Nge7 16.Rb1 Kb8 17.Be3 Nc8 18.Ba6 Nb6 19.Bb5 Nc8 20.Qe2 h6 (20...Ne5? 21.Ne5 Be8 22.Ba6+-) 21.Bc5 Ka8 (21...N6e7!? 22.Qe3 b6 23.Be7 Ne7+=) 22.Qe3 b6 (22...Na5 23.Bd6! Nd6 24.ed6 Qb6 25.Qb6 ab6 26.Bd7 Rd7+-) 23.Bc6 (23.Bd6 d4 24.Nd4 (24.Bc7?! de3 25.Bd8 ef2 26.Kf2 Rd8+/-) 24...Nd6 25.Bc6 (25.ed6?! Qd6 26.Nc6 Qa3+/-) 25...Bc6 26.Ne6+- (26.ed6?! Rd6 27.Rba1 Rhd8+=; 26.Nc6?! Qc6 27.ed6 Rd6=)) 23...Bc6+= 24.Rb6?? (better is 24.Bb4+=) 24...d4-/+ (24...Nb6 25.Bb6 d4 26.Bd4+/-) 25.Rc6?? de3-+ (25...de3 26.fe3 Rd1 27.Kf2 Qc6-+) 0–1. Burriel Rosello,C (2190) – Navarro Ortiz de Orruno,B (2085), Murcia–ch, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5)

10.de5 Bc5 11.Qc2 Qc7 12.Bf4 Nf6 13.Na3 (13.ef6 Qf4 14.fg7 Rg8 15.Bh7 Rg7 16.Bg6 Kd8-+) 13...Nh5+= 14.Nb5 Qb8 15.g3 Nf4 16.gf4 a6 17.Nbd4 Nd4 18.cd4 Bb4 19.Kf1 Bd7 20.Bh7 Qd8 21.Qg6 Kf8 22.Rg1 Qe7 23.Ng5 Rc8 24.h4 Rc7 25.Kg2 a5 26.Rac1 Rc4 27.Rc4 dc4 28.Kf3 Bc6? (better is 28...Bc3+/-) 29.Ke2 Bd5 30.h5 c3 (30...Bc3 31.h6 gh6 32.Qh6 Ke8 33.Bg6 Kd7 34.Qh8+-) 31.h6 gh6 32.Qh6 Ke8 33.Bg6 Kd7 34.Qh8 Ba3 35.Be4 (35.Be4 Ba2 36.Qb8 Bc4 37.Kf3+-) 1–0. Scacco,Mauro (2285) – Thurlow,Kevin J (2160), CFriend AM–2004–0-00010 email, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5)

10.Ne5 Nf6 11.0-0 0-0 12.Nd2 Bd7 13.f4 a6 14.Qe2 Rc8 15.Re1 Ne5 16.fe5 Ne8 17.Bb2 g6 18.c4 dc4 19.Bc4 Ng7 20.Ne4 Bc6 21.Nf6 Kh8 (21...Bf6 22.ef6 Rf6-/+ (worse is 22...Qf6 23.d5 Qf5 24.dc6 Rc6 25.Bg7 Kg7 26.Be6+-)) 22.Rf1 Bd5 (22...Nf5 23.Qd3+= (23.Be6? Nd4 24.Bd4 Qd4 25.Kh1 Bb5-+)) 23.Bd5 ed5 24.Ba3 Ba3 25.Ra3 Qb6 26.Rd3 Ne6 27.Qd2 Qb5 (27...Rc7 28.Ra1 (28.Nd5?? Rf1 29.Kf1 Qb1 30.Ke2 Rc2-+) 28...Qc6 29.Qe3+=) 28.Rd1?? (28.Rh3 Rf7 29.Qh6+-) 28...Rf7+= 29.Rf3 Rd7?? 30.Qh6 Qe2?? 31.Qd2?? Qd2+= 32.Rd2 Rc1 33.Kf2 Ng5?? 34.Re3?? Rf7+= 35.Ke2 Ne6 36.Nd5 Rd7 (36...Rd7 37.Nf6 Rd4 (worse is 37...Nd4 38.Kf2 Rd8 39.Red3+/-) 38.Rd4 Nd4 39.Kd2 Rc7=) 0–1. Perez,Flavio (2180) – Ribreau,Herve (2245), FRA–chT2, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5)

10.Ne5 Nf6 11.f4 0-0 12.0-0 Bd7 (better is 12...Ne5 13.fe5 Ne4=) 13.g4 (better is 13.Nd7 is the best option White has 13...Qd7 14.Nd2=) 13...Ne5-/+ 14.fe5 Ne4 15.Rf8 Qf8 16.Qe2 Ng5 17.Kg2 g6 (17...a5 18.Be3-/+) 18.h4 White threatens to win material: h4xg5 18...Ne4 Menacing 19.g5 White gains space (19.Be4 de4 20.Kg3 Qf3 21.Qf3 ef3+=) 19...Qf7 (19...Bc6 20.Be3+=) 20.Be3 a6 (20...Qf5 21.Kh2 a6 22.Qg2+=) 21.Ra2 (21.Be4!? de4 22.Nd2=) 21...Rf8 (21...Qf5 22.Rb2 Bb5 23.Bb5 ab5 24.Qf3-/+) 22.c4 (22.Be4!? de4 23.Nd2-/+) 22...Bc6 23.c5? Bc5 24.dc5?? d4!-+ Deflection: g5 25.Kg1 de3 26.Qe3 Qf4 (26...Qf4 27.Qf4 Rf4-+) 0–1. Perez,Flavio (2120) – Hassan,Abdul (2255), Wch U14 Oropesa del Mar, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

10.de5 Qc7

11.0-0 Bd7 12.Re1 =.

11.0-0 Nh6 12.Na3 (12.Bh6 gh6 13.Bb5 a5=) 12...0-0 (better is 12...Nf7!?-/+) 13.Nb5 Qd8 (13...Qb8 14.Bh6 gh6 15.Qc2 Ne5 16.Bh7 Kh8 17.Ne5 Qe5 18.Bd3+= (18.Ra7?? Ra7 19.Na7 Bc5-+; 18.Na7?? Bc5-+)) 14.Qc2 (14.Bh6 gh6 15.Qd2 Rf3 16.gf3 Ne5 17.Be2+=) 14...Rf3 (14...Nf5!?=) 15.Bh7 Kh8 16.gf3 Ne5 17.Kg2 (17.Bh6 gh6 18.Qe2 Kh7 19.Qe5 a6+/-) 17...Bd7 18.Nd4 Bd6 19.Bf4 (19.Rb1 Qh4 20.h3 b6=) 19...Qf6 (19...Nef7 20.Bd6 Nd6 21.Ne2=) 20.Bg3 Rf8? 21.f4 Nc6= 22.Qd3 Bf4 23.Bg6?? Ne5-+ (23...Ne5 24.Qb1 Qg6 (worse is 24...Ng6 25.Qb7 Bc8 26.Qc6-+) 25.Qb7 Nhg4-+) 0–1. Capron,Daniel (2180) – Andrieux,Pascal (2090), FRA–chT2S, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

11.Qe2 d4 12.0-0+= Bc5 13.Ba3 Ba3 14.Na3 Nh6 15.Nb5+- Qe7 16.Nd6 Kd7 17.Bb5 Nf7? 18.Rfd1 Kc7 19.Bc6 bc6 20.Nd4 Bd7 21.Qa6 Rhb8 22.Qa5 Rb6 23.c4 Kb8 24.c5 Rb5 25.N6b5 cb5 26.c6 Bc8 27.Qb5 Kc7 28.Qa5 (28.Qa5 Kb8 29.Ne6 a6 30.Rab1 Bb7 31.c7 Kc8 32.Rd8 Nd8 33.cd8Q Qd8 34.Qd8#) 1–0. Van den Berg,I (2095) – Kuijpers,J (1915), HZ Open, Vlissingen NED, 2005.

11.Qe2 Bd7 12.0-0 Na5 13.Nd4 a6 (better is 13...g6!?=) 14.Qh5+/- Kd8 (14...Kf8!?+/-) 15.Qg4 (15.Qg4 Bf8 16.Qe6+/-) 1–0. Westphal,Wolfgang (2080) – Witkowski,Rainer (1965), Mecklenburg VP LL, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5)

11.Qe2 Nh6 12.Bh6 gh6 13.0-0 0-0 14.Na3 Ba3 15.Ra3+= Qg7 16.Ra4 Bd7= 17.Rh4 Kh8 18.Re1 Be8 19.Qe3 Bg6 20.Rg4 Rg8 21.Nh4 Ne7 22.Rb1 b6= 23.Rbb4 Raf8 24.Rg3 Qf7 25.Rf3 Qe8 26.Ng6+= Ng6 27.Rg3 Qf7= 28.Rbg4 Nf4=+ 29.Rg8 Rg8 30.Rg8 Kg8 31.Bc2 Kg7 32.g3 Ng6 33.h4 Qe7 34.f4 Qc5 35.Kf2 Ne7 36.Ke2 Qc4 37.Qd3 b5 38.Kd2 Nf5 39.g4?? Qf4-+ (39...Qf4 40.Ke1 Qg4 41.Qb5 Qh4 (41...Nh4?! 42.Qb7 Kf8 43.Qb8 Ke7 44.Qc7 Ke8 45.Qc8 Kf7 46.Qc7 Kg8 47.Qc8 Kf7 48.Qc7 Ke8 49.Qc8 Ke7 50.Qc7 Ke8=) 42.Kd1 Qh1 43.Kd2 Qh2 44.Qe2 Qf4 45.Kd3 Ng3-+) 0–1. Hargues,F (2075) – Vehi Bach,V (2420), XXVIII Open, San Sebastian ESP, 2005.

11.Qe2 Nh6 12.Bh6 gh6 13.0-0 Bc5 14.Na3 (14.Nbd2 Rg8=) 14...0-0 15.Nb5 Qg7 16.Ra4 (16.Nbd4 Rf4=) 16...a6 17.h3 h5 18.Nbd4 Bd7 19.Nc6 (19.Raa1 Kh8=+) 19...Bc6 (worse 19...bc6 20.Rfa1+=) 20.Rh4 Be8 21.Kh1 (21.c4 Qe7 22.g3 a5=+) 21...Be7 22.Rd4 b5 23.Rg1 (23.Qd2 Bc5 24.Ng5 Qh6=+) 23...Kh8 (23...Bg6 24.Bc2-/+) 24.g3 (24.Bc2 h4!-/+) 24...Rc8 25.Nd2 (better 25.Ra1!?-/+) 25...Rc3-+ 26.g4?? (26.Nb1 Rc8 27.Rf4-+) 26...Bc5 27.gh5 Qg1! (27...Bd4?! 28.Rg7 Kg7 29.Qg4 Bg6 30.Bf1 Bf2 31.hg6-/+) 28.Kg1 Bd4 0–1. Meszaros,Tamas – Farkas,Richard, 34th Zalakaros Chess Festival, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5 10.de5 Qc7)

11.Bf4 g6 12.0-0 (12.Na3 Ba3 13.Ra3 Nge7=) 12...Bd7 13.Re1 Kf7 (13...a6 14.c4 Nb4 15.cd5 Nd5 16.Bg5=) 14.Na3 (14.Ng5 Bg5 15.Bg5 Nge7= (15...Ne5? 16.Bf4 Nf6 17.Be5+-)) 14...Nd8 (14...Na5 15.Ng5 Bg5 16.Bg5 Qc3 17.Nb5 Bb5 18.Bb5+=) 15.c4+= Kg7 16.Qd2 (16.cd5 ed5 17.Qb3 Qb6 18.Qd5 Bc6+=) 16...Ba3 (16...Bc6 17.Nb5 Bb5 18.cb5+=) 17.Ra3+- dc4 18.Bc4! b5 (18...Qc4 19.Qd3 Double attack (19.Qd7 Discovered attack; 19.Qd7 Deflection; 19.Qd3 Decoy; 19.Qd7 Overloading)) 19.Rd3 Bc6 (19...Qc4?? 20.Rd7 Nf7 21.Ng5+-) 20.Bb3 Ne7 (20...a5 21.Ng5 h6 22.Rd8 hg5 23.Bg5 Rd8 24.Bd8+- (24.Qd8?! Qd8 25.Bd8 Kf7+-)) 21.Bh6 Kg8 1–0. Martorell Aubanell,Adria (2055) – Ferrandiz Iserte,A (1885), 3rd Obert Ateneu Colon, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5 10.de5 Qc7)

11.Bf4 Nh6 12.Bh6 (12.Na3 Ba3 13.Ra3 Nf7=) 12...gh6 13.Qe2 Bd7 14.0-0 0-0-0 15.Na3 Ba3 16.Ra3 Rdf8 17.Nd4 a6 (17...Ne5? 18.Ra7 Qd6 19.Rb1 Nd3 20.Qd3+-) 18.Rb1 Nd4 19.cd4 Bc6? (19...Rhg8 20.Qb2 Bc6 21.Rc3+/-) 20.Qg4 (better is 20.Rc3!? Kd7 21.Qe3+-) 20...Qf7 21.Rb2 (21.Rc3 Kd8 22.Qe2 Rhg8+-) 21...h5? (better is 21...Rhg8!? 22.Qh3 Kd7+=) 22.Qh3 Re8?? (better is 22...Qd7+/-) 23.Rc3+- Qc7 24.Rbc2 Qb6 25.Qh5 Qd4+= 26.Ba6 Kb8 27.Rb3?? Qa1?? 28.Bf1= Ba4 29.Rb7 Kb7 30.Qf7 Ka8 31.Rc5 Bb5 32.Rb5 Qa7 33.Qf4 Rb8 34.Rb8 Rb8 35.g3 Qd7 36.Bd3 Rb3 37.Bh7 d4 38.Qf8 Ka7= 39.Qc5 Kb8 40.Qf8 Kc7 41.Qc5 Kb8 42.Qf8 ½–½. Llaneza Vega,M (2160) – Navarro Ortiz de Orruno,B (2075), ESP–ch U14 Oropesa del Mar, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

10.de5 Nh6

11.0-0 Nf5 +=.

11.Bf4 Nf7 12.h4 Qc7 (12...0-0 13.Nbd2-/+) 13.Kf1 (13.0-0 0-0 (13...Nce5?? 14.Ne5 Bd6 15.Nf7 Kf7 16.Qh5 Ke7 17.Bd6 Qd6 18.Re1+-; 13...Nfe5? 14.Ne5 0-0 15.Qh5+-) 14.Re1 Bc5+=) 13...a6 (13...0-0 14.Qe2-/+) 14.Qe2 Bd7 15.Nbd2 (15.Rh3 Nh6+=) 15...Na5 (15...0-0!?-/+) 16.c4+= dc4 17.Nc4 Nc4 18.Bc4 Rc8 19.Bd3 Bc6 (19...0-0 20.Kg1=) 20.Rh3 Rd8 21.Kg1 Rd5 22.Rc1 Qb6 (22...Rc5 23.Rc5 Bc5 24.Rg3=) 23.Ng5 (23.Bc4 0-0+=) 23...Ng5 24.hg5 Kd7 25.Be3 Qa5 26.f4 Bb5 27.Rd1 Bd3 28.Rd3 Kc8 29.Kh1 Kb8 30.Bf2 Rd3 31.Qd3+= Qb4 32.Rf3 g6 33.Qe3 b6 34.Be1? Qc5 35.Qb3= Qc6 36.Rc3 Bc5 37.Bf2 Ka7 38.Bc5 bc5 39.Qc4 Qd5 40.Qd5= ed5 41.Rc5 Kb6 42.Rd5+= a5 43.g4 a4 44.f5 a3?? 45.f6+- a2 46.Rd1 Ra8 47.f7 (47.f7 Kc7 48.e6+-) 1–0. Helin,Mikael (1875) – Nilsson,Christer (2020), Stockholm SWE, Elo Challenge, 2014. (=1.e4 e6 2.Nf3+= d5 3.e5 c5= 4.b4 cb4+= 5.d4 Nc6 6.a3 f6 7.ab4+= Bb4 8.c3 Be7 9.Bd3 fe5)

11.Bf4 g5 12.Be3-/+.

.....11.Bh6 gh6

12.0-0 0-0 13.Qe2 Rf7 14.Nbd2 Qf8 15.Nd4 Bc5 16.N2b3 Bb6 17.g3 Bd7 18.Kh1 Re8 19.f4 Qg7 20.Nb5 Rff8 21.Nd6 Rb8 22.h3 Kh8 23.Kh2 Rg8 24.Rf3 Be8 25.Ne8 Rbe8 26.Qb2 Ref8 27.Raf1 Qe7 28.Bb1 Rg7 29.Kh1 Rfg8 30.Kh2 h5 31.Rd1 Rf7 32.Rdf1 Qf8 33.Qe2 Qg7 34.Bc2 Rgf8 35.Qd3 Qh6 36.Kh1 a6 37.Bb1 Ba7 38.Kg2 Qg7 39.c4 dc4 40.Qc4= Re8 41.h4 Rc7 42.Qe2 Qg4 43.Rd1 Ne7 44.Kh2 Rc3!? 45.Rdd3 Rc7 46.Nd2 Rc1 47.Rd7 Rec8 48.Bd3 Ng6 49.Rf1 R1c7 50.Qg4 hg4 51.Rc7 Rc7 52.Bg6 hg6+= 53.Ne4 Rc2 54.Kh1 Re2 55.Ng5 Bf2 56.Rd1 Re1 57.Re1 Be1 58.Kg2 a5 59.Ne6 a4 60.Nd4 a3 61.Nc2 a2 62.h5? gh5 63.f5 Bc3 64.e6 Kg7 (64...Kg7 65.Kg1 b5-+) 0–1. Kappelt,Joerg (2155) – Lemanczyk,Thomas (2265), Niederrhein–ch, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5)

12.Ra2 0-0 13.h4 Rf7 14.Re2 Bd7 15.Rh3 Kh8 16.Nbd2 Qc7 17.g4 Rg8 18.Rg3 Rfg7 19.g5 hg5 20.hg5 Bg5 21.Ng5 Rg5 22.Rh3 Rg1 23.Nf1 R8g7 24.f4 Be8 25.Reh2 Bg6 26.Rh6?? Ne5! 27.fe5 Qc3 28.Ke2 Bd3 29.Qd3 R1g2 30.Rg2 Rg2 31.Ke3 d4 (31...d4 32.Kf3 Qd3 33.Kg2 Qe2 34.Kg1 d3-+; 31...Qe1 32.Kd4 Rg4 33.Qe4 Re4 34.Kd3 Qf1 35.Kc2 Qf2 36.Kc3 Re3 37.Kb4 Qb2 38.Kc5 Qb6#) 0–1. Perez,Fl (2240) – Arsenault,N (2110), Open A, Cannes FRA, 2007.

12.Qc2 Qc7 13.Qe2!? +=.

12.Qc2 Qc7 13.Bh7 Ne5-/+ 14.Nbd2 Bf6 15.Bg6 Kd8 16.0-0 Rg8 17.Bh5 a5 18.Ra2 a4 19.Ra4.

12.Qc2 Qc7 13.Bh7 Ne5 14.Nbd2 Bf6 15.Bg6 Ke7 16.0-0 Bd7 17.Rac1 Rhg8 18.Bd3 Rac8 19.Be2 (19.Nd4 Rg4 20.Be2 Qc3 21.Qc3 Rc3 22.Bg4 Rc1 (22...Ng4?! 23.Rc3 Bd4 24.Rb3=) 23.Rc1 Ng4-/+) 19...Rg7 20.Nd4 Ng4 21.N4f3 Rcg8 (better is 21...Qc3 22.Qb1 Qb2 23.Qb2 Bb2-+) 22.h3?? (better is 22.g3-/+) 22...Nh2 (better is 22...Ne3! 23.Qd3 Rg2 24.Kh1 Nf1 25.Rf1 Qc3 26.Qb1-+) 23.g4 Ng4 24.hg4 (24.Kh1 Ne5 25.Rg1-+) 24...Rg4 25.Kh1 Qf4 (better is 25...R8g5!? 26.Qh7 Bg7 27.Qg7 Rg7 28.Rg1-+) 26.Nh2 Qh2!! (26...Qh2 27.Kh2 Rh4) 0–1. (1256) Ridameya Tatche (2140) – Vehi Bach (2390), Barbera op, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5 10.de5 Nh6)

12.Qc2 Qc7 13.Bh7 Ne5-/+ 14.Bg6 Kd8 15.Bh5 Nf3 16.Bf3 Qe5 17.Be2 Bd7 18.0-0 Rg8 19.Bf3 Bd6 20.g3 Qg7 21.Nd2 h5 22.Bg2 (22.Bh5!? Rh8 23.Be2-/+) 22...h4-+ 23.Nf3 hg3 24.fg3 Rc8 25.Qb2 Qc3 26.Qb7 Qb4 (better is 26...Rb8!? 27.Qa6 Qc5 28.Kh1 Bb5 29.Qa5 Bc7 30.Qa7 Qa7 31.Ra7 Bf1 32.Bf1 e5-+) 27.Ra7-/+ Qb7 28.Rb7 Rf8 29.Bh3 Bc5 30.Kh1 Bc6 31.Rb3 Ke7 32.Re1 Rf6 33.Ng5 d4 34.Bg2+= Bg2 35.Kg2 Bd6 36.Re2 Bc7 37.Rd3 Bb6 38.Ne4 Rf5 39.h4 e5 40.Kh3 Rcf8 41.Ng5 Kd6 42.Kg4 Kd5 43.h5 Bd8 44.Nf3 Bb6 45.Nh4 Rf1 46.Ng6 e4 47.Rb3 R8f6 48.Nf4= Kc4 49.Rb6?? Rb6+= 50.Re4 Rb8 51.Kh3 Rg8 52.Kg2 Ra1 53.Ng6 Kc3 54.Re6 d3 55.Rc6 Kb3 56.h6?? Rd8 57.Rb6 Kc3 58.Rc6 Kb4 59.Rb6 Kc5 60.Rb2 d2 61.Rd2 Rd2 62.Kf3 Rh2 63.Nh4 Rh4! 64.gh4 Ra6 65.Kg4 Rh6 66.Kg5 Rh8 67.h5 Kd6 68.Kg6 Ke7 69.h6 Rg8 70.Kh7 Rg1 71.Kh8 Kf6 72.Kh7 Rh1 73.Kg8 Rh6 (73...Rh6 74.Kf8 Rh8) 0–1. Mereu,Matteo (1960) – Gonzalez Laso,Adrian (2055), EU–ch U18, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3 Be7 9.Bd3 fe5 10.de5 Nh6 11.Bh6 gh6)

12.Nbd2 Qc7 13.Qe2 0-0 14.0-0 Rf7 15.Ra4 (15.Qe3 Bd7=) 15...Bd7 16.Re1 Rg7 17.Rf4 Rf8 18.Qe3 (18.Rf8 Bf8 19.c4 Nb4+=) 18...Be8 (18...Rf4 19.Qf4 Qa5 20.Rc1-/+) 19.Nf1 (19.Rf8 Bf8 20.Nb3 a5+=) 19...Bc5 (19...Rf4!? 20.Qf4 h5-/+) 20.Rf8+= Bf8 21.Ng3 (21.Qh6?? Rg2 22.Kg2 Bh6-+) 21...b6 22.Nd4 (22.Qh6 Rg3 23.Bh7 Qh7 24.Qe6 Qf7 25.Qf7 Kf7 26.hg3 Be7=) 22...Nd4 23.cd4 h5 24.f4 h4 25.Ne2 Bh5 26.f5+/- Be2 27.Re2 ef5 28.Bf5 Qd8 29.Qf3 Kh8 30.Rc2 Rc7 31.Qh5 Qe7 32.h3 Rc2 33.Bc2 b5 34.e6 Qg7 35.Qd5+= Qg3 36.Qe4+/- Qg7 37.Qh4 a5 38.Qd8 a4+/- 39.Qd7 Qh6 40.Qe8 a3 41.Bb3 Qe3 42.Kh1 Qc1 43.Kh2 Qf4 44.Kh1 Kg7 45.Qf7 Qf7 46.ef7 Kf6 47.g3 Kf5 48.Bc2 Ke6 49.Bb3 Kf5 50.Bc2 Ke6 ½–½. Nokes,Roger (2290) – Saric,Ibro (2555), 38th Olympiad, Dresden GER, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 Bb4 8.c3)

7.ab4 fe5

8.b5 e4 9.bc6 ef3 10.cb7 Bb7 11.Bb5 Kf7 12.Qf3 Nf6 13.Nd2 (13.Bd3 Qb6 14.Qe3 Bd6=) 13...Bd6 (13...Qc7 14.Ba3=) 14.0-0 (14.Nc4+=) 14...Rf8 (14...Qc7 15.Qh3=) 15.Qh3 (15.Nc4!? Bb4 16.Rb1+/-) 15...Qb6 (15...a6 16.Bd3 Bc8 17.Nf3+= (17.Bh7? Nh7 18.Nc4 Bc7-+)) 16.Rb1 Kg8? (better is 16...Qc7!?+=) 17.Bd3+- (17.Qe6?! Kh8 18.g3 Bc8=) 17...Qc7 18.Rb7! Bh2 (18...Qb7 19.Qe6 Double attack) 19.Qh2 Qb7 20.Nf3 h6 (20...Qc6 21.Re1+-) 21.Ba3 Rfc8 22.Qh3 Rc3 23.Qe6 Kh8 24.Ne5 Ne4 25.Nf7 Kh7 26.Nd6 Qc6 27.Qf5 Kg8 28.Qe6 Kh7 29.Bb4 Rd3 30.cd3 Nf6 31.Re1 a5 32.Bc5 a4 33.Qf5 Kh8 34.Qg6 (34.Qg6 Qd7 35.Nf7 Kg8 36.Re7 Qe7 37.Nh6 Kh8 38.Be7 Nh7 39.Nf5 Rg8 40.Bd6 a3 41.Be5 Nf6 42.Bf6 gf6 43.Qh5#) 1–0. Forcen Esteban,Daniel (2465) – Gonzalez Mateos,Rafael (2160), Madrid ESP, 3rd Gonzalez Mem–A, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

8.de5 Bb4 9.c3 Bc5 10.Ba3 Ba3 11.Na3 +=.

8.de5 Bb4 9.c3 Bc5 10.Bd3 Nge7 11.Ba3 Ba3 12.Na3 0-0 13.Qe2 Bd7 (13...Nf5 14.Nb5+=) 14.Nb5= Na5 (14...Nf5 15.Bf5 Rf5 16.Nd6 Rf3 17.Qf3 Ne5 18.Qg3=) 15.Nbd4 (15.Nd6 Qc7 16.0-0 g6= (16...Qc3 17.Rfc1 Qb4 18.Rc7+-)) 15...Nec6 16.0-0 a6 17.h4 Qe8 18.Ng5 h6 19.Bh7?? (better is 19.Nh7 Rf5 20.Rfe1 Nd4 21.cd4-/+) 19...Kh8-+ 20.Qc2 (20.Bd3 hg5 21.hg5-+) 20...Qe7 (20...hg5 21.Bg6 Rf7-+) 21.Bg8 g6 22.Qg6 (22.Be6!? hg5 23.Bd7 Qd7 24.Qg6 Nd4 25.cd4-/+) 22...hg5-+ 23.Be6 Nd4 24.Bd7 Ne2 25.Kh2 Qd7 26.Ra5 Nc3 27.Rc5 Ne4 28.Rd5-/+ Qh7 29.Qb6?? Qh4-+ 30.Kg1 Rac8 31.Qb2 Nf2! 32.e6 Kg8 33.Rf2 Rf2 34.Qb1 Rfc2 35.Qf1 Rg2! (35...Rg2 36.Kg2 Rc2 37.Rd2 Rd2 38.Qe2 Re2 39.Kf3 Qe4 40.Kg3 Qg2) 0–1. Lenier,J (2015) – Brown,Mart (2240), Crawley ENG, Masters B, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

8.de5 Qc7 9.Bf4 (9.c3 Ne5 10.Nd4 Bd7+=) 9...Bb4 10.c3 Bc5 11.Bd3 Nge7 12.Qc2 Bd7 (12...h6 13.Na3-/+) 13.Na3 (13.Bh7 Rf8 14.Bg3 Rf3 15.gf3 Ne5=) 13...Ba3 (13...0-0!? 14.Nb5 Qb6-/+) 14.Ra3+= Rf8 15.Bg3 Nf5 16.Bf5 Rf5 Now all is on e5 (16...ef5 17.e6 f4 18.ed7 Qd7 19.Qe2 Qe7 20.Bh4 Qe2 21.Ke2+=) 17.0-0 Kf8 18.Rd1 Kg8 19.c4 Na5 (19...Ne7 20.Qd3+=) 20.Nd4= Qc4 (better is 20...Rf7 21.cd5 Qc2 22.Nc2 Nc4 23.de6 Be6=) 21.Ra5+/- Qc2 22.Nc2 Rff8 23.Nd4 Rfc8 24.f4 g6 25.Bf2 b6 26.Ra3 a5+/- 27.g4 White prepares the advance f5 27...b5 28.f5 gf5 29.gf5 ef5? 30.e6+- Be8 31.Nf5 Rc4 32.Rg3 Bg6 33.Rd5 Rc1 34.Kg2 Kf8 35.Bc5 (35.Bc5 Rc5 36.Rc5 Bf5 37.Rf5 Ke7 38.Rb5 Ke6 39.Rgg5+-) 1–0. Frohberg,Marco (2240) – Schueler,Hendrik (2175), GER CupT, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

8.Ne5 Ne5 9.de5 Bb4 10.c3 Bc5 11.Bd3 Ne7 12.Qh5 (12.Ba3 Ba3 13.Ra3 0-0-/+) 12...g6-/+ 13.Qh6 Qc7 14.Bf4 Nf5 15.Bf5 ef5 (15...gf5 16.Qh5 Qf7 17.Qe2-/+) 16.0-0=+ Be6 17.Bg5 (17.Be3 Bf8 18.Qf4 Bg7-/+) 17...Bf8 (17...Qe5 18.Bf4 Qf6 19.Re1-/+) 18.Qh3 (18.Qh4 Qc4-/+ (18...Qe5? 19.Bf6 Qe4 20.Qe4 de4 21.Bh8+-)) 18...Bg7 (18...Qe5 19.Be3 Qe4 20.Qg3-/+) 19.Na3 Kf7 (better 19...0-0!?-/+) 20.Nb5= Qd7 21.Nd6 Kg8 22.Rfb1 (better 22.Qg3 b6 23.Rfe1+=) 22...Be5-/+ 23.Nb7 Qc7 (23...f4 24.Qh4 Bc3 25.Nc5-/+) 24.Qe3 (24.Bd2-/+) 24...h6 (24...Qc3 25.Ra3 Qd4=+) 25.Bf4 (25.Bf6 Bf6 (25...Bh2? 26.Kh1 Kf7 27.Bh8 Rh8 28.Ra7+-) 26.Qe6 Kg7+=) 25...Bf4 26.Qe6 Qf7 (26...Kh7!? 27.Ra6 Rhg8=+) 27.Qc6= Kh7 (27...Re8!?=) 28.Nd8+- Rhd8 29.Rb7 Qb7 30.Qb7 Kh8 31.g3 Bg5? (better 31...Be5 32.Ra6 Rac8+-) 32.Ra6+- (32.Ra7?! Ra7 33.Qa7 Kg8+-) 32...Rab8 33.Qa7 (better 33.Qf7 Rf8 34.Qd5+-) 33...Rg8?? (33...Ra8 34.Qd4 Kh7 35.Ra8 Ra8+-) 34.h4 (34.Qd4!? Rg7 35.Rg6 Rb1 36.Kg2 Rbb7+-) 34...Bc1 35.Qd4 Rg7 36.Rg6 (worse 36.Qd5 h5+-) 36...Rbb7 37.h5 (37.Rf6 Kg8+-) 37...Rbd7 38.Rf6 Kg8 39.Rf5 Rde7 (39...Rg5 40.Rg5 Bg5 41.c4+-) 40.Qd5 Kh7 (40...Rgf7+-) 41.Rf8 Rg5 42.Qd8 (42.Qd8 Rg3 43.fg3 Re1 44.Kf2 Be3 45.Ke1 Bd2 46.Kd2 Kg7 47.Qe7) 1–0. Lenier,Jude A (2015) – Brown,Martin (2220), 99th ch–GBR, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 fe5)

8.Ne5 Ne5 9.de5 Bb4 10.c3 Bc5 11.Qg4 Qc7 12.Bb5= Kf8 13.Qf3 Qf7 14.Qe2 Ne7 15.0-0 h5 (15...Kg8 16.Be3 b6 17.Bc5 bc5 18.Qe3=) 16.Be3 b6 17.Nd2 Nf5 18.Nb3 Qe7 (18...Be3 19.fe3 Bb7 20.Nd4+=) 19.Nc5 bc5 20.Ra5 d4 (20...Qc7!? 21.Rfa1 Kg8+=) 21.cd4+/- cd4 22.Bd2 (22.Bd4!? Nd4 23.Qe4+/-) 22...Bb7+= 23.Rb1 Bd5?? (23...Kf7 24.Bc4 Bc6 25.Qd3+=) 24.Bd3 (better 24.Bb4+-) 24...Kg8?? (better 24...Qd7+/-) 25.Bf5+- Bg2 (25...h4 26.Be4 Rd8 27.Bd5 ed5 28.Rba1+-) 26.Kg2 (better 26.Qc4 Bf3 27.Be6 Kh7 28.Qd3 g6 29.Qf3+-) 26...ef5 27.Qf3 Rf8 (27...Rd8 28.Rb7 Qe8 29.Raa7 Qg6 30.Kf1 f4+-) 28.Rb7 Qe6 29.Raa7 (worse 29.Rba7 Qg6 30.Kf1 f4+-) 29...Rh7 (29...Qg6 30.Kf1 f4 31.Bf4 Rf4 32.Qf4 Qd3 33.Kg2 Qg6 34.Kh1 Qc6 35.f3 Qg6 36.Rg7 Qg7 37.Ra8 Kh7 38.Qf5 Qg6 39.Ra7 Kh6 40.Qf4 Qg5 41.Ra6 Kg7 42.Qg5 Kf7 43.e6 Ke8 44.Ra8) 30.Qb3 (better 30.Qg3 Kh8 31.Rg7+-) 30...Qb3 31.Rb3 Re8 (31...g6 32.Rh7 Kh7 33.Rd3+-) 32.f4 (32.Rbb7 h4+-) 32...Rh6 (32...g5 33.Rh7 Kh7 34.Rb7 Kg6 35.Rd7+-) 33.Rab7 (33.Rd7 Rg6 34.Kf2 h4+-) 33...Kh7 (33...Rd8 34.Rg3 Rh7 35.Rg5+-) 34.R3b6 (34.Rd3!? Ra8+-) 34...Rb6 35.Rb6 Rc8 36.Rd6 Rc4 37.Kf3 h4 38.Ke2 Ra4 39.Rd5 Kg6 40.Ra5 (40.Ra5 Rc4 41.Ra6 Kf7 42.Kd3+-) 1-0. Bilquez,R (2275) - Adrian,C (2240), TCh-FRA, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 f6)

8.b5 Nd4

9.Ne5 Nf5 10.Qh5= g6 11.Ng6 Bb4 12.c3 Nf6 13.Qh3 Rg8 14.cb4 Qd6 (14...Rg6 15.Bd3=) 15.Nd2 (15.b6 a6 16.Bb5 Kd8+=) 15...Rg6 16.Bb2 (16.Qc3 d4 17.Qc5 Nd7=) 16...e5 Black prepares d4 17.Rc1 (17.Qf3 d4 18.Bd3 e4 19.Ne4 Ne4=+) 17...Be6-/+ 18.Qb3 e4 (18...d4 19.Qa4 Qb6 20.Qa5-/+) 19.g3 (19.Qa4 Qb6 20.Qd1 e3 21.fe3 Ne3-/+) 19...d4-/+ 20.Bc4 e3 21.fe3 Rg3 22.Nf1 Rf3 (better 22...Bc4 23.Rc4 Rg4=+) 23.Qd1?? (23.Be6 Ne3 24.Bf7 Kf8 25.Qe6 Qb4 26.Nd2 Ng2 27.Kd1-/+) 23...Nh4 (23...Nh4 24.Be6 Qb4 25.Qd2 Re3 26.Kd1 Qa4 27.Qc2 Qc2 28.Kc2 Re6 29.Bd4 Nf5 30.Bf6 Rf6-+) 0–1. pierred – hatsek, net–chess.com, 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f6 6.a3 Nc6 7.ab4 fe5)

9.Ne5 Qh4

10.Bd3 Bd6 11.Nf3 Nf3 12.gf3 (12.Qf3!? Qf6 13.Qf6 Nf6 14.c4-/+) 12...Bc5 13.Qe2 Nf6 14.Nd2 0-0 15.Nf1 (15.Bb2-+) 15...Ng4! 16.Be3 (16.fg4 Rf2 Combination) 16...Ne3 17.Ne3 Bb4 18.Kd1 Bd7 19.Ng4 h5 20.Ne5 (20.Ra4 hg4 21.Rb4 Qf6-+) 20...Qd4 21.c3 Bc3 (worse is 21...Qc3 22.Rc1 Qb3 23.Bc2=) 22.Nd7 Rfe8?? (better is 22...Ba1 23.Nf8 Kf8-+ (23...Rf8?! 24.Qe6 Kh8 25.Qg6 Qa4 26.Bc2 Qd4 27.Bd3=)) 23.Rc1= Re7 24.Re1?? (better is 24.Qe3 Bb2 25.Qd4 Bd4 26.Nc5=) 24...Be1-+ (24...Rd7?! 25.Qe6 Kf8 26.Re3=) 25.Ke1 Qf4 (25...Rd7?! 26.Qe6 Rf7 27.Bg6 Qb4 28.Kd1 Qb3 29.Kd2 Qf3 30.Bf7 Qf7 31.Qf7 Kf7 32.Rc7 Ke6 33.Rg7+=) 26.Kd1 Rd7 27.Qe6 Qf7 28.Qe3 (28.Bf5 Re7 29.Qg6 Qg6 30.Bg6 h4-+) 28...Re7 29.Qc5 b6 30.Qd4 Qf3 31.Kd2 Rd8 (better is 31...Rf8!? 32.Rf1-+) 32.Rc3 Qf6 (32...Qf6 33.Qf6 gf6-+) 0–1. Rahls,Peter (2235) – Gieritz,Dietmar (2160), BL2–Nord, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.ab4 fe5)

10.Bd3 Bd6-/+ 11.Nf3!? Nf3 12.Qf3-/+.

10.Bd3 Bd6-/+ 11.g3 Qf6-+ 12.f4 Be5 13.fe5? (better is 13.Ra4-+) 13...Nf3 14.Ke2 Qe5 15.Kf3 Qa1 16.c3 Qa5 17.Kg2 Nf6 18.Ba3 Bd7 19.Bb4 Qb6 20.Qe2 a6 21.ba6 ba6 22.Nd2 a5 23.Ba3 Qc6 24.Nf3 Qc3 25.Bd6 Qc6 26.Ba3 Qa4 27.Ra1 Rc8 28.Ne5 d4 29.Kh3? Qb3 30.Nc4 Rc4! 31.Bc4 Qe3 32.Qe3 de3 33.Bc5 a4 34.Re1 Kf7 35.Be3 Rc8 36.Be2 Rc3 37.Bd4 e5 (37...e5 38.Kg2 ed4-+) 0–1. Meulner,Klaus – Renner,Manfred, Bayern–chB Wildflecken, 1988. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f6)

10.Be3 Nf5 11.Qd3 Ne3 12.Qe3 Nf6 13.Bd3 (13.Nd2 d4 14.Qd3 Qf4-/+) 13...Bb4 14.Nd2 0-0 (14...d4 15.Qg3 Qh6 16.Rd1-/+) 15.0-0 Ng4 16.Ng4 Qg4 17.Nf3 Bd6 18.Rfe1 Qh5 (18...a5 19.ba6 ba6 20.Qb6-/+) 19.Ra4 g6 (19...Rf3 20.Qf3 Bh2 21.Kf1 Qf3 22.gf3-/+) 20.c4 (20.Ne5 a6=+) 20...Rf4 (20...Rf3 21.Qf3 Bh2 22.Kh1 Qf3 23.gf3=+) 21.h3 Bd7 22.Nd4 Attacking the backward pawn on e6 22...e5 (better 22...Rf6!?=+) 23.Ne2+= Rh4 24.Ng3 Qh6 25.Qh6 Rh6 26.cd5 Kg7 27.Ne4 Be7 (better 27...Bb8!?+-) 28.d6+- Bf8 ½–½. Gasimov,Parviz (2375) – Abdulla,Khayala (2205), Nakhchivan Open, 2016. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6 5.a3 d5 6.e5 f6 7.ab4 fe5)

10.Be3 Nf5 11.Bb6 Qf4-/+.

10.g4 Bc5 11.Bb2 Nf5 12.Qf3 Ngh6 (better is 12...Nfh6!? 13.b6 A) 13...Bb6? 14.Bb5 Kd8 15.Qf8 Kc7 16.Nd3 Bf2 17.Nf2+- (17.Qf2?! Qf2 18.Nf2 Nf7 19.Bg7 Ne7+-); B) 13...Nf6 14.Ra7 Ra7 15.Bb5 Kd8 16.ba7 Ba7+=) 13.gf5+/- 0-0 14.Bd3 Nf5 15.Rg1 Nd4 16.Qg2 Qf6 17.Ng4 (17.f4 Nf3 18.Qf3 Bg1=) 17...Nc2 18.Bc2 Qb2 19.Bh7 Kh8 20.Qh3 Qc1 21.Ke2 Rf2 22.Nf2 Qg1 23.Ng4 e5?? (23...Qd4 24.Nc3 Qg4 25.Qg4 Kh7+-) 24.Bg6 Kg8 25.Nf6 Kf8 26.Qh8 Ke7 27.Nd5 Kd6 28.Qd8 Bd7 29.Qe7 Kd5 30.Qd7 (30.Qd7 Bd6 31.Nc3 Kc4 32.Rg1 Rd8 33.Qf7 Kc3 34.Qf3 Kc4 35.Rc1 Kb4 36.Qc3 Ka4 37.Rb1 e4 38.Qd4 Ka5 39.Qa7) 1–0. Lenier,J (2120) – Adrian,C (2235), Guernsey GCI, Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.a3 f6 7.ab4 fe5)

7.Bb5 Bd7

8.0-0 a6 9.Bc6+= bc6 10.ab4 Bb4 11.Bd2 Bd2 12.Nbd2 Qc7 13.Nb3 fe5 14.Ne5 Nf6 15.Nc5 Bc8 16.c3 0-0 17.Qa4 Re8 18.Rfb1 (18.Nc6?! Bd7 19.Nd7 Nd7=) 18...Rb8 19.Rb8 Qb8 20.f3 (20.Qc6?! Qb2 21.Qa4 Qc3=) 20...Qb2 21.Qa3 (21.Na6?! Ba6 22.Qa6 Qc3 23.Nc6 Nd7=) 21...Qa3 22.Ra3 Re7 23.Rb3 g5 24.Rb8 Re8 25.Rb6 Nh5 26.Rc6 Nf4 27.Ng4 Rf8 28.Kf2 a5 29.Rc7 h5? (better is 29...e5 30.Nh6 Kh8 31.de5 g4+-) 30.Nh6 Kh8 31.Nf7 Kg8 32.Nd6 (32.Ng5?! Ng6+-) 1–0. Jefferson,NW (2025) – Grobler,David J (2245), BCCA/TT/PG/2011 (ENG), 2011. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.a3 d5 6.e5 f6)

8.0-0 fe5 9.Bc6= bc6 10.Ne5 Nf6= 11.ab4 Bb4 12.c4 0-0 13.c5 Ba5 14.Bg5 Bc7= 15.Nd2 Qc8 16.Ndf3 Be8 17.h3 h6 18.Bh4= g5 19.Bg3 Ne4 20.Bh2 Kg7 21.Nd3 Bh5 22.g4?? Bh2 23.Kh2=+ Nc3 24.Qe1 Rf3 25.Ne5 Qc7 26.Kg2+= Rf4 27.Qc3 Bg6 28.Ra6+= Raf8 29.Rc6 Be4 30.f3 Qb7 31.Re6+- Qb5 32.Qe3 a5+/- 33.Rb6 Qe8 34.Rb3 a4 35.Rc3 Qb5 36.Rf2 Qb4 37.c6 Bh7 38.c7 Qb7 39.Qc1 Rc8+/- 40.Rb2 Qa6 41.Rc6 Qa7 42.Rb8! Rff8 43.Nd7 Rfe8 44.Rc8 Re2 45.Kg3 a3 46.Rh6! Kh6 47.h4 (47.h4 Qc7 48.Rc7 Re3 49.Qe3 Bf5 50.Qg5 Kh7 51.Nf6 Kh8 52.Qg7#; 47.Qc6 Re6 48.Qe6 Bg6 49.Rh8 Kg7 50.Qg8) 1–0. Pudas,T (2165) – Niemi,K (2250), ch–FIN Helsinki FIN, 2006.

8.0-0 fe5 9.Bc6 bc6 10.Ne5 Nf6 11.Bg5 ba3 12.c3 (12.Na3 Be7=) 12...Bd6=+ 13.Na3 0-0 14.Nc2 Qc7 15.Bf6 gf6 16.Ng4 (better 16.Nd7!? Qd7 17.Qg4 Kh8 18.Rfe1=+) 16...f5-+ 17.Nh6? (better 17.Ne5 Be5 18.de5 Qe5 19.c4-/+) 17...Kg7 18.g4 (18.Qh5 Bf4 19.Nb4-+) 18...Kh6 19.g5 (19.Kg2 c5-+) 19...Kg7 (better 19...Kg5!? 20.h3-+) 20.Qh5 Kh8 21.Qh6 Be8 (21...Rg8 22.Kh1-+) 22.Qe6 (22.Rfe1 Bf7-+) 22...Bg6 (22...Bh2 23.Kh1 Bf4 24.Rg1-+) 23.Qe3 (23.Qe2-+) 23...f4 24.Qd2 (24.Qe6 Rae8 25.Qg4 Bc2 26.Rfe1-+) 24...f3 25.Ne3 Bh2 (25...Qd7 26.Qd1 Qh3 27.Re1 Qh2 28.Kf1 Qh1) 26.Kh1-+ Qf4 (26...Qf4 27.Qa2 Qh4 28.Ng2 Qh3 29.Ne3 Bd6 30.Kg1 Qh2) 0–1. Bukowska,K (1910) – Buchta,Agnieszka (1850), TCh–Poland 2nd League (5), 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 f6 7.Bb5 Bd7)

8.0-0 Ne5 9.Ne5 fe5 10.Qh5 g6 11.Qe5 Bb5 12.Qh8 Bf1 13.Qg8 Qf6 14.Kf1 Qd4 15.Qe6 Be7 16.c3 bc3 17.Ra2 Qd1 18.Qe1 c2 19.Nc3 Qd3 20.Ne2 Qd1 21.Nc3 Qd3 22.Qe2 Qc3 23.Rc2 Qd4 24.Bg5 Qe4 25.f3 Qe2 26.Re2 0-0-0 27.Re7 d4 (27...Rd7 28.Re8 Kc7 29.Ke2+-) 28.Bf4 Rd5 29.Rc7 Kd8 30.Rb7 Ra5 31.Bc7 (31.Bc7 Kc8 32.Ba5 Kb7 33.Ke2+-) 1–0. Tate,Emory (2325) – Read,Rhys, Illinois op, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

8.Bc6 Bc6 9.0-0 a5 10.c3 (10.Re1 f5+=) 10...ba3+= 11.Re1 f5 12.Ng5 Qd7 13.Ba3 g6 (13...a4 14.Qf3+=) 14.Bf8 Kf8 15.Nh3 Kg7 16.Nf4 Nh6 17.Nd2 Qe7 (17...a4 18.c4=) 18.Re3 (18.c4 Rhc8=) 18...a4 19.c4 (19.Rg3 Rhd8=) 19...dc4+= 20.Nc4 Nf7 (20...Rhd8 21.Nd6+=) 21.Nb6 (21.Rg3 Rhd8=) 21…Ra6+= ½–½. Lockwood,Austin (2205) – Chiricuta,Ing. Marius (2200), Romania – internet, 2009. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.a3 Nc6 5.d4 d5 6.e5 f6)

8.ef6 Nf6 9.Bg5 Be7 10.0-0 0-0 11.Bc6 Bc6 12.Nbd2 (12.Qe2 Bd7+=) 12...h6 13.Bh4 Nh5 (better is 13...ba3!? 14.Qe2 Bd7-/+) 14.Be7= Qe7 15.Ne5 Qh4 (better is 15...Be8!?=) 16.Ndf3+/- (worse is 16.ab4 Qd4 17.Nc6 bc6+=) 16...Qf4 (16...Qf6 17.ab4 Bb5 18.Re1+=) 17.Nc6 bc6 18.ab4 Qg4 19.h3 Qf4 20.Ne5 Qg5 21.Nc6 Nf4 22.Qg4 (22.Qf3 a6 23.Ra5 Ng6+/-) 22...Qf6? (22...Qg4 23.hg4 Ne2 24.Kh2 Rf4+/-) 23.Ra7?? (better is 23.b5!?+-) 23...h5 (better is 23...Ra7 24.Na7 Qd4=) 24.Ne7?? (better is 24.Qd1 Ra7 25.Na7 Qd4 26.Qd4 Ne2 27.Kh2 Nd4 28.c3+/-) 24...Qe7! 25.Re7 hg4 26.hg4 Ne2 27.Kh2 Nf4 28.g3 Ng6?? 29.Re6+= Rf6 30.Rf6 gf6 31.f4 Kg7 32.f5 Ne7 33.b5 Rh8 34.Kg2+/- Rb8 35.Rb1 Nc6?? 36.Rb4 Na7 37.b6+/- Nc6 38.Rb5 Nd4 39.Rb2 Ne2 40.c4 Nc1? 41.cd5+- Nd3 42.Rb3 Ne1? 43.Kf1 Nc2 44.d6 Na1? 45.Rb1 Nc2 46.d7 Ne3 47.Ke2 Ng4 48.b7 Ne5 49.d8Q! Rd8 50.b8Q Rb8 51.Rb8 Kh6 52.Kf2 Kg5 53.Rb5 Nd3?? 54.Kf3 Ne5 55.Re5! fe5 56.Ke4 Kf6 57.g4 Kg5 58.Ke5 Kg4 59.f6 Kg5 60.f7 Kh4 (60...Kh6 61.f8Q Kh7 62.Qf7 Kh8 63.Qe7 Kg8 64.Kf6 Kh8 65.Qg7) 1–0. Sonnyspock – Tonhao, playchess.de, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.d4 Nc6 5.b4 cb4 6.a3 f6)

7.Bd3 fe5

8.de5 Bc5 9.0-0 Qc7 10.Bb2 Nh6 11.ab4 Nb4 12.Na3 Nd3 13.Qd3 Bd7 14.Ng5 (14.Nb5 Qb6 15.Nbd4 Nf7+= (worse is 15...Qb2 16.Rfb1 Qa1 17.Ra1+/-)) 14...Nf7 (14...Nf5!?-/+) 15.Nf7+= Kf7 16.Kh1 Raf8 17.f4 g6 18.c4 Bc6 19.cd5 Bd5 20.f5? (better is 20.Bd4 Qc6 21.Rg1-/+) 20...gf5-+ 21.Rf5 (21.Bd4 Rhg8 22.Rf2 Qc6-+) 21...Ke8 (21...ef5?! 22.Qd5 Ke7 23.e6-+) 22.Rg5 Rhg8 23.Qg3 Qf7 (23...Qf7 24.h4 Rg5 25.Qg5 Rg8-+) 0–1. Mateos Gomez,Juan Francisco (2180) – Larino Nieto,David (2310), Don Benito, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.Bd3 fe5)

8.de5 Qc7 9.0-0 Ne5-/+ 10.Ne5 Qe5 11.Bb5 Kf7 12.Ra2 Nf6 13.Nd2 Bd6 (13...ba3!? 14.Ba3 Qc7-+) 14.Nf3-/+ Qh5 15.Be2 Ke7 (15...Kg8 16.ab4 Bb4 17.Bb2-/+) 16.h3 (16.ab4 Bb4 17.Be3 a6+=) 16...Rd8 17.Ng5 Qe8 18.ab4 h6 19.Nf3 Bd7 (19...e5 20.b5-/+) 20.Bd3 (20.Be3 Bb4 21.Ra7 Ra7 22.Ba7 Kf8+=) 20...Qh5 21.Re1 Kf8 22.c3 Re8 23.Qc2= Kf7 24.Re5 g5 25.Ng5 hg5-/+ 26.Rg5 Qh8 27.Bg6 Ke7 28.Be8 Be8 29.Qe2? Ne4-+ 30.Qg4 Ng5 31.Bg5 Kd7 32.Qf3 Qe5 33.Bf6 Qe1# 0–1. Johansson,Robin – Kallerholm,Par, Stockholm op2, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

8.de5 Qc7 9.0-0 Ne5 10.Bf4 Nf3 11.Qf3 Bd6 12.Qh5 Kf8 13.Bd6 Qd6 ½-½. Qashashvili,A (2495) - Adrian,C (2255), 6th Prague Summer Open, 2019. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 f6)

8.de5 Qc7 9.0-0 Ne5-/+ 10.Bf4 Nf3 11.Qf3 Qf7-/+.

8.de5 Qc7 9.Bf4 Nh6 10.0-0 Nf7 Pawn e5, live or die! 11.Re1 Bd7 12.c4 bc3 13.Nc3 Be7 14.Qd2 Qa5 Exerts pressure on the isolated pawn 15.Qb2 g5 16.Bd2 (16.Qb7?? Rb8 17.Qb8 Nb8-+) 16...g4 17.Nb5 (17.Qb7?? Rb8 18.Qb8 Nb8-+) 17...Qd8 18.Nfd4 a6 19.Nc6 bc6 (worse is 19...Bc6 20.Nd6 Kf8 21.Qd4+/- (worse is 21.Nb7 Qb8=)) 20.Nd4 c5 21.Nf5 Rb8 22.Qc1 c4 23.Ng7? (better is 23.Ne7 Qe7 24.Bb1+=) 23...Kf8-+ 24.Bh6 Nh6?? 25.Qh6-/+ Kf7 26.Nh5 Qf8 27.Qf4 Ke8 28.Nf6 Kd8 29.Bc4 dc4 30.Red1 Bf6 31.ef6 Rc8 32.Rab1 0–1. Vasse,Albert – Suez Panama,G (2030), Gibraltar Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6)

8.de5 Be7 9.0-0= Nh6 10.c3 ba3 11.Na3 0-0 12.Re1 Bd7 13.Nb5 Be8 14.Nbd4 Qd7 15.Qc2+= Nd4 16.Nd4 Bc5 17.Bh7 Kh8 18.Bd3 Rc8 19.Qe2 Qf7 20.Be3 a6 21.Reb1 Bd4 22.Bd4 Qe7 23.Rb2 Nf5 24.Qg4 Kg8 25.Rab1 Bc6 26.h3 Rf7 27.Qg6+/- Kf8 28.Bb6 Kg8 29.Ba5 d4 30.cd4 Qd7 31.Bb6+- Qd5 32.Bc5 b5 33.Re1 a5 34.Re4 Be8+/- 35.Rd2 Rf6 36.Qg4 Rg6 37.Qf4 Bc6 38.f3 Rc7 39.Re1 Rf7 40.Be4 Qd7 41.Bc6 Qc6 42.Qe4 Qe4 43.Re4 b4 44.d5+- ed5 45.Rd5 Re6+/- 46.Rd8 Kh7 47.Ra8 b3 48.Ra5 Rb7+= 49.Ra1 b2 50.Rb1+/- Rc6 51.Ba3 Rc2 52.Kh2 Rb3+= 53.Bb2 Rbb2 54.Rb2 Rb2 55.h4 Kg6 56.Kh3 Rb1 57.g4+/- Ne7 58.Kg3 Rb8 59.Ra4 Rb5 60.h5 Kf7 61.f4 Ke6 62.Kh4 Rc5 63.Kg5 Rc6 64.Ra5 Nd5 65.Ra7 Rc7?? 66.Ra6 Kf7 67.f5 Re7 68.e6 Kg8 69.Ra5 Ne3?? 70.Re5 Nc4 71.Rd5 Kh7 72.Rd7 Rd7 73.ed7 Ne5 74.Kf4 Nd7+= 75.g5 Nc5 76.Ke5 Nd3+= 77.Kd6 Nf2= 78.Ke7 Ne4 79.f6 Ng5 80.fg7 ½–½. Nokes,R (2325) – Song,R (2060), Oceania zt, Auckland NZL, 2005.

8.de5 Nh6 9.c3 bc3 10.0-0 d4 11.Qc2 Nf7 12.Bh7 (12.Rd1 Nfe5 13.Ne5 Ne5 14.Bb5 Bd7 15.Rd4 Bc5 (worse is 15...Bb5 16.Rd8 Rd8 17.Nc3+/-) 16.Bd7 Nd7-/+) 12...Nce5 13.Ne5 Ne5 14.Bg6 Nf7 15.Rd1 Bd6 16.g3 (16.h3 e5-+) 16...e5 17.Nc3 dc3 18.Qa4 (18.Qd3 0-0 19.Bf7 Kf7 20.Qd6 Bg4 21.Qd8 Rad8-+) 18...Ke7 19.Be3 (19.Qe4 Be6 20.Bf7 Kf7 21.Qb7 Qe7 22.Qf3 Qf6 23.Qf6 gf6 24.Rd6 Ke7-/+) 19...Qc7 20.Rac1 Be6 21.Rd3 Qc6 22.Qc6 bc6 23.Bf7 (23.Rcc3 Bd5-+) 23...Bf7 (23...Kf7?! 24.Rd6 Bd5 25.Rd7 Ke6 26.Rg7 Rh2 27.Rg6 (27.Kh2?? Rh8 28.Rh7 Rh7 29.Bh6 Rh6 30.Kg1 Rh1) 27...Kf7 28.Kh2 Kg6 29.g4=) 24.Bg5 Ke6 25.Rdc3 Kd7 (25...Be8!? 26.Be3-+) 26.Rc6 Rhc8 (26...Ba3 27.Rc7 Ke6 28.R1c6 Kf5 29.Rf7 Kg5 30.h4 Kh5 31.Rg7-/+) 27.Ra6 Rc1 28.Bc1 Bc4 29.Ra5 Kc6 0–1. Rahls,Peter (2205) – Glek,Igor V (2580), Bayern–chI Bank Hofmann 2nd, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 f6 7.Bd3 fe5)

8.Ne5 Nf6 9.0-0 Bd6 10.Bb2 0-0=+ 11.ab4 Nb4 12.Be2 (12.Ba3 a5=+) 12...Qc7 13.Na3 Bd7 14.c4 a6 15.Rc1 Nc6 16.f4 (16.Nb5 ab5 17.cb5 Qb8 18.bc6 bc6-/+) 16...Rae8 (better 16...Nd4!? 17.Bd4 Ba3-/+) 17.Bd3 Kh8 (17...Ne4 18.Be4 de4 19.Qc2=+) 18.Bb1 (18.c5 Be7=+) 18...Qb6 19.Rf2 Qd8 (19...Be7 20.c5 Qb4 21.Nd3=+) 20.Rc3 Ne7 (20...Ne4 21.Be4 de4 22.Re3=+) 21.Rh3 Be5 22.fe5 Ne4 23.Be4 de4 24.Qh5 h6 25.Bc1 Nf5 26.g4 e3 (26...Nd4 27.Bh6 Ne2 28.Re2+-) 27.Be3 Ne3 28.Re3 Bc6 (28...Rf2!? 29.Kf2 Rf8 30.Ke1-+) 29.Rd2-/+ Rf4 30.Nc2 Ref8 31.Re1 Qa5 (31...Qa5 32.Rde2 Qc3-+) 0–1. Stepanischev,Anton (1925) – Galishnikov,Yuri (1830), Fide Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 f6 7.Bd3 fe5)

8.Ne5 Nf6 9.0-0 Bd6 10.Nc6 bc6 11.ab4 Bb4 12.c3 Bd6 13.Ba3 0-0 14.Qe2 Qc7 15.Bd6 Qd6 16.Nd2 c5 17.Rfb1 a5 18.Bc2 Bd7 19.Nf3 cd4 20.cd4 Rfb8 21.Rb8 Qb8 22.Ne5 Bb5 23.Qf3 Qb6 24.Rb1 Rc8 25.Rc1 Qa6 (25...Qd4? 26.Bh7 Kh7 27.Qh3 Kg8 28.Rc8 Be8 29.Re8 Ne8 30.Qe6 Kh7 31.Qg6 Kg8 32.Qe8 Kh7 33.g4+-) 26.Qa3 a4 27.Qe7 Be8 28.Qa3 Ne4 29.Bd3 Rc1 30.Qc1 Qa7 31.Be4? Qd4-+ 32.Bh7 Kh7 33.Nf3 Qb4 34.h4 Qd6 35.Qc2 Kg8 36.Ng5 Kf8 37.f4 Ke7 38.Qb2 Qf4 39.Qg7 Kd6 40.Qb7 Qd4 41.Kf1 e5 42.Nf3 Qc4 43.Kf2 Qc5 44.Ke1 e4 45.Qb8 Kd7 46.Qb7 Ke6 47.Ng5 Kf5 48.Qh7 Kg4 49.Ne4 Qg1 50.Ke2 Bb5 51.Kd2 Qg2 (51...Qg2 52.Kc1 Qe4-+; 51...de4?! 52.Qe4 Kg3 53.Qe5 Kh4 54.g3 Qg3 55.Qg3 Kg3 56.Kc1=) 0–1. Marchisotti,Mauro Massimo – Negri,Jacopo, ITA KO email, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 f6 7.Bd3 fe5)

6.a3 Nh6

7.ab4 Nb4 8.c3 Nc6 9.Bd3 Nf5 10.0-0 Be7 11.Re1 0-0 12.Qc2= h6 13.g3 Bd7 14.Kg2 b5 15.Qa2 b4 16.Bf5 ef5 17.Qd5 bc3 18.Nc3 Nb4 19.Qb3 Be6 20.d5 Nd5-/+ 21.Nd5 Bd5 22.Qe3 Qc7 23.Ba3 Ba3 24.Ra3 a5 25.Kg1 Rfb8 26.Nd4 a4 27.Rea1 Rb4 28.Qd2 Qb6 29.Rd1 Rb2 30.Qe1 Be4-+ 31.g4 Rd8 32.Ra4 Bc2 33.Nc2-/+ Rd1 34.Qd1 Rb1 35.Ra1 Rd1 36.Rd1 Qb3 37.Ne3 f4 38.Rd8 Kh7 39.Nf1 Qf3 0–1. Zentgraf,Robert (2110) – Piorun,Kacper (2355), XVIII Kochan Mem, Koszalin Poland, 2007.

7.c3 bc3=+ 8.Nc3 (8.Bh6 gh6 9.Qb3 Rg8=+) 8...Bd7 (8...Nf5 9.Rb1=+) 9.Bd3 Be7 (9...Rc8 10.Bd2=) 10.0-0 Rc8 11.Ne2 (11.Bh6 gh6 12.Qd2 Qa5=) 11...Nf5 12.g4 (12.Bf5!? ef5 13.Qb3=) 12...Nh4-/+ 13.Nh4 Bh4 14.f4 Be7 15.f5 h5 16.Nf4 Nd4 17.Be3 Bc5 18.f6? (better 18.Nh5 Rh5 19.gh5 Nf5 20.Bc5 Qg5 21.Kh1-/+) 18...gf6-+ 19.Nh5 fe5 20.Nf6 Ke7 (20...Kf8 21.g5-+) 21.Kh1 (21.Nd5 Kf8 22.Nf6-+) 21...Kd6 22.Bg5 (22.g5 Rh3 23.Bg1-+) 22...Qa5 (better 22...Bc6-+) 23.Nd7-/+ Kd7 24.Rf7 Kc6 25.Bf6 Rh3 (25...Rhf8!? 26.Rf8 Rf8 (26...Bf8?! 27.Be5 Nb5 28.Qf1=) 27.Be5 Nf3-/+) 26.Be5=+ Qc3?? (better 26...Re3 27.Bf4 Rf3=+) 27.Bf1 (27.Qa4 Kb6 28.Rb7 Kb7 29.Qa6 Ka8 30.Qc8) 27...Nf3?? (better 27...Qc2 28.Bh3 Qe4 29.Bg2 Qe5 30.Qa4 Nb5+/-) 28.Qa4 (28.Qa4 Kb6 29.Qb5; 28.Bc3?? Rh2; 28.Bh3 Ne5 29.Rh7 Kd6=+) 1-0. pacal56 (2185) - zuckertort (2545), Rated Blitz game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

7.Bd3 ba3 8.Ba3 Ba3 9.Na3 0-0 10.0-0 f6 11.Re1 fe5 12.de5 Bd7 (12...Nf7 13.c3=+) 13.c4= Nb4 (13...Bc8 14.Nb5=) 14.cd5 (14.Bh7 Kh7 15.Qb1 Nf5 16.Qb4 Bc6+=) 14...Nd5 (14...Nd3 15.Qd3 Bc6 16.d6 Bf3 17.gf3 Qg5 18.Kh1=+) 15.Nc4 (15.Qb1!?+=) 15...Bc6= 16.Na5 (16.Nd6 Nf7=+) 16...Nf5 (16...Nf4!? 17.Nc6 Qd3 (worse 17...bc6 18.Be4+=) 18.Qd3 Nd3=+) 17.Bf5= ef5 18.Nc6 bc6 19.Nd4 Qe8 (19...Qd7!?=) 20.Ra6+/- Nb6 21.Qf3 (21.Qc2!?+/-) 21...c5= 22.Nc6 Kh8 (22...Qe6 23.Na7 Rfe8 24.Qe3=) 23.e6+/- Rf6 24.Na7 Re6?? (better 24...Rb8 25.Qc6 Nc4+/-) 25.Rf1 (better 25.Re6 Qe6 26.Qa8 Na8 27.Re6+-) 25...Qb8 (better 25...Re5-/+) 26.Nc6?? (better 26.Qf5 Rf6 27.Qe4=) 26...Qb7 (26...Rc6!? 27.Qc6 Ra6 28.Re1-+) 27.Ra8 Qa8 (worse 27...Na8 28.Qf5 Re8 29.Qc5+/-) 28.Rd1 h6 (28...Kg8 29.Nd8 Qf3 30.gf3-+) 29.Nd8 Qf3 30.gf3 Re8 (30...Re7 31.Rd6 Rd7 32.Rb6 Rd8 33.Rc6 Rd1 34.Kg2-+) 31.f4 (31.Nb7!? c4 32.Nd6-+) 31...c4 32.Nf7 Kg8 33.Ne5 Rc8 34.Rc1 (34.Rd6 Na4 35.Rd4 Nb2-+) 34...c3 35.Kf1 Nd5 36.Nd3 Kf7 37.Ke2 Ke6 38.Kf3 c2 (38...g6 39.Rc2-+) 39.Ne1 Nb4 40.Ke3 Rc4 41.f3 Kd5 42.Kd2 (42.Ke2 g6-+) 42...Rf4 43.Ra1 (43.Nc2 Nc2 44.Rc2 Rf3 45.Ke2-+) 43...Rd4 44.Ke2 (44.Kc3 c1Q! 45.Rc1 Na2 46.Kb2 Nc1 47.Kc1 Rh4-+) 44...Rc4 (44...Rh4 45.Nd3 Rh2 46.Ke3 Nd3 47.Kd3-+) 45.Rc1 (45.Kd2 Rh4 46.h3 Rh3-+) 45...Ke5 (45...Rh4 46.h3 Rh3 47.Nd3 Rh2 48.Ke3-+) 46.Kd2 (46.Nd3 Nd3 47.Kd3 Rc5-+) 46...Kf4 (46...Rh4 47.h3 Rh3 48.Nd3 Nd3 49.Kd3-+) 47.h4 (47.Ke2 g5-+) 47...Kg3 48.h5 Kh4 49.Ke3 (49.Ke2 Kh5 50.Nd3 Nd3 51.Kd3 Rc8-+) 49...Kh5 50.Kf2 (50.Ke2 g5-+) 50...Kg5 (50...g5 51.Ke2-+) 51.Kg2 (51.Ke2 Rc8-+) 51...h5 52.Kg3 h4 53.Kh3 Kf4 (better 53...Kh5 54.Kg2-+) 54.Kg2 (54.Kh4 Ke3 55.Kh5-+) 54...Ke3 55.Kf1 Kd2 56.Ra1 (56.Nc2 Kc1 57.Ne3-+) 56...c1Q 57.Rc1 Rc1 58.Kf2 Re1 59.f4 (59.Kg2 Re2 60.Kg1 h3 61.Kh1 Rg2 62.f4 g5 63.fg5 Nd3 64.g6 Nf2) 59...Nd3 (59...Nd5 60.Kg2 Ne3 61.Kh2 Re2 62.Kh3 g5 63.fg5 Nf1 64.Kh4 Rh2) 60.Kg2 Nf4 (60...Nf4 61.Kh2 Re2 62.Kg1 g5 63.Kf1 g4 64.Kg1 g3 65.Kf1 Re1) 0-1. pacal56 (2225) - zuckertort (2535), Rated Blitz game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

7.Bd3 Nf5+= 8.0-0 Ncd4 9.Nd4 Nd4 10.ab4 Nc6 (10...Bb4 11.c3 Nc6 12.cb4 Ne5 13.Be3+/-) 11.Bb5 Bb4 12.Qg4 g6?? (12...Bf8 13.c4-+) 13.Bh6?? (better is 13.Qb4! Bd7 14.Qb2+-) 13...Bf8 14.Bg5 Be7 15.Bh6 Bd7 16.Bc6 Bc6 17.Nd2 (17.Qh3 Rg8-/+) 17...Qc7-+ 18.Nf3 Bf8 19.Be3 (19.Bf8 Rf8 20.Rfb1 a5-/+) 19...h5 20.Qf4 Bg7 (20...a5 21.Ng5 Bh6 22.Rfd1-+) 21.Bd4 (21.Ra7 Ra7 22.Ba7 b6-+) 21...0-0 22.g4 (better is 22.Bc5!? Rfc8 23.Bd6-+) 22...hg4-+ 23.Qg4 Bb5 24.Rfb1 Be2 25.Qf4 (25.c3 b6 26.Re1 Qc4-+) 25...Bf3 26.Qf3 b6 (26...Be5 27.Be5 Qe5 28.c4 dc4 29.Qb7-+) 27.Re1 (27.Qe2 Rfc8-+) 27...Qc2 28.Ra3 Rfc8 29.Rea1 a5 30.Qe3 Qf5 31.Rb3 Rc4 32.Rb6 Rd4! 33.Qd4 Be5 34.Qd2 0–1. Herman,Diego (2210) – Dokuchayev,Andrey, Internet Section, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

7.Bd3 Nf5 8.Be2 Qb6-/+ 9.0-0 (9.Bb2 ba3 10.Bc3 a5-/+) 9...Be7 (9...Nfd4 10.Nbd2-+) 10.c3? (better 10.Be3!?-/+) 10...bc3-+ 11.Nc3 Ncd4 (11...Nfd4 12.Nd4 Qd4 13.Bb2-+) 12.Nd4 Qd4 13.Bb5 Bd7 14.Bd7 Kd7 15.Qb3 Qb6 16.Qa2 Rhc8 17.Bd2 (17.Rb1 Qa6 (17...Rc3?! 18.Rb6 ab6 19.Bb2=+) 18.Qb3 Ke8-+) 17...Ke8 18.Rab1 Qc6 (18...Qd4 19.Rfc1-+) 19.Rfc1 Kf8 20.Ne2 (20.Nb5 Qa6-+) 20...Qa6 21.Nf4 Rc4 22.h3 (22.Rc4 Qc4 23.Qb2 b5-+) 22...Rac8 23.Rc4 Rc4 24.Qb3 b6 (24...Ba3?! 25.Ra1 Nd4 26.Qa3 Qa3 27.Ra3=+) 25.Qf3 (25.Qd1-+) 25...Kg8 (better 25...Qa3 26.Qh5 Qa2-+) 26.Nd5-/+ Bf8 (26...Qa3?! 27.Ne7 Qe7 28.Qa8 Qf8 29.Qa7=) 27.Nf4 (27.Nb4 Qa4-/+) 27...Qa3 (27...Nd4 28.Qd3 Nc6-+ (28...Ba3?! 29.Ra1 Ra4 30.Ra3 Ra3 31.Qd4=)) 28.Qe2? (better 28.Qa3 Ba3 29.Ra1-/+) 28...Qa2-+ 29.Rd1?? (29.Qe1-+) 29...Rf4! 30.Qd3 (30.Bf4 Qe2 Pinning (30...Qe2 Deflection; 30...Qe2 Remove defender)) 30...Rd4 31.Qc3 h5 32.Qc1 Qb3 (32...Qd5 33.Kh1 Nh4 34.Rg1 Rd2 35.Qd2 Qd2 36.g3 Qd5 37.Kh2 Nf3 38.Kg2 Bc5 39.g4 Nh4 40.Kg3 Qf3 41.Kh4 Bf2 42.Kh5 Qh3 43.Kg5 Be3) 33.Re1 Ba3 34.Qc8 Kh7 35.Bg5 (35.Qc3 Qc3 36.Bc3 Rd3-+) 35...Bb4 (35...Rd1!? 36.Rd1 Qd1 37.Kh2-+) 36.Rf1 Rd1 37.Rd1 (37.Qa6 Ng3! 38.fg3 Bc5 39.Kh2 Qb1-+) 37...Qd1 38.Kh2 Bd2 (38...Bc5 39.Qd8 Qf1-+) 39.Qd7 (39.Bd2 Qd2 40.Qb7 Qf2 41.Qf7 Qg3 42.Kg1 Qe3 43.Kh2 Qe5 44.Kg1-+) 39...Bg5 (better 39...Bf4! 40.Bf4 Qd7-+) 40.Qd1+/- Bf4 41.g3 Be5 42.Qh5 Kg8 43.f4 (43.Qf3 Kh7+/-) 43...Bf6 (43...Bd6!?+/-) 44.Qf3+- a5 45.g4 (better 45.Qa8 Kh7 46.Qe8+-) 45...Nd4? (better 45...Ne7!? 46.Qb7 g5+-) 46.Qa8+- Kh7 47.Qe4 (better 47.Qb7!? g6 48.Qb6 Bh8+-) 47...g6 48.g5 (48.g5 Bg7 49.h4+/-) 1-0. suci_rahma_garut (2505) - Arifars17 (2495), CF Edisi Juli I Arena, lichess.org, 2020. (=1.e4 c5 2.Nf3 e6 3.a3 Nc6 4.b4 cb4 5.d4 d5 6.e5 Nh6)

7.Bd3 Nf5+= 8.Bf5 ef5 9.0-0 Be6+=.

7.h4 Bd7 8.ab4 Nb4 9.c3 Nc6 10.Bd3 Be7 (10...Nf5 11.Qb3+=) 11.Nbd2 (11.Bh6 gh6 12.Qb3 b6=) 11...b5 12.Nf1 Nf5 13.g4 (13.h5!?+=) 13...Nh4-/+ 14.Rh4 Bh4 15.g5 b4 16.Nh4 bc3 17.Nf3 Qb6 18.Rb1 Nb4 19.Ba3 Nd3 (better is 19...a5!?-/+) 20.Qd3= Qa5 21.Bb4 Qa2 22.Bc3 Rc8 23.Rc1 a6 24.Ng3 0-0 25.Nh5 Bb5 26.Qe3 Qc4 27.Nd2 Qd3 28.Qd3 Bd3 29.Nf4 Bf5 30.Nb3 Rc4 31.Ne2 Rb8 32.Nc5 Rb6 33.Kd2 Rb1 34.Rb1+= Bb1 35.Nc1 a5 36.N1b3 a4 37.Na5 Rc3 38.Kc3+- h5 39.gh6 gh6 40.Na4 h5 41.Kd2 h4 42.Ke3 h3 43.Kf3 f6 44.Nc6 Bd3 45.Nc3 Kg7 46.Kg3 fe5 47.Ne5 Bf5 48.Nb5 Kf6 49.Nd6 Kg5 50.Nf3 Kf6 51.Nf5 Kf5 52.Kh3 Kf4 53.Kg2 Kg4 54.Ne5 Kf4 55.Nc6 Kg4 56.f3 Kg5 57.Kg3 Kf5 58.Kf2 Kg5 59.Ke3 Kf5 60.Nd8 e5 61.de5 Ke5 62.Nc6 Kf5 63.Nd4 Kg5 64.Nb3 Kf5 65.Kd4 Ke6 66.Nd2 Kd6 67.Nf1 Ke6 68.Ne3 (68.Ne3 Kf6 69.f4+-) 1–0. Seps,M (2180) – Sedina,E (2340), Mitropa Cup w, Chur SUI, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

7.h4 Ng4 8.Bd3 +=.

7.Bh6 gh6 8.ab4 Bb4 9.c3 Be7 10.Qc1 Bg5 11.Qc2 f5 12.ef6 Qf6 13.Bd3 Bf4 14.Bh7 Bd7 15.Bg6 (15.Rf1 Bd6=) 15...Ke7 (15...Kd8 16.0-0=) 16.Bd3= Rag8 17.g3 (17.0-0 Rg4=) 17...Bg3=+ 18.hg3 Qf3 19.Rh2 h5 20.Nd2 Qf6 21.Qb2 h4 22.Qa3 (better 22.Rh4!? Rh4 23.gh4 Qh4 24.Nf1=+) 22...Ke8 23.Rh4 (23.gh4 e5-/+) 23...Rh4-+ 24.gh4 Rg1 (24...Rg2!? 25.0-0-0 Qh4 26.f3-+) 25.Nf1 e5 26.de5 Ne5 27.Be2 Nf3 (27...Qh4?! 28.Qa7 Qe4 29.Kd2= (29.Qb7?? Rf1 30.Kd2 Nc4 31.Bc4 Rf2 32.Be2 Qe2 33.Kc1 Qc2)) 28.Bf3 Qf3 29.Qc5 (29.c4 Qe4 30.Qe3 Bh3 31.Qe4 de4 32.Ra7 Bf1 33.Rb7 Bc4 34.Kd2 Rh1-+) 29...Rf1! 30.Kf1 Qh1 31.Ke2 Qa1 32.h5?! (32.Qd5 Qb2 33.Qd2 Bg4 34.Ke3 Qd2 35.Kd2 Kf7-+) 32...Qb2 (32...Bg4!? 33.f3 Qb2 34.Kd3 Qb1 35.Kd2 Bf3 36.Qc8 Ke7 37.h6-+) 33.Kf3 Qd2 34.Qd6 (34.Qa7 Qc3 35.Qe3 Qe3 36.Ke3-+) 34...Qc3 35.Kf4 Qd4 (35...Qc1!? 36.Ke5 Qe1 37.Kf6 Qf2 38.Kg7 Qf7 39.Kh6-+) 36.Kg5 Qg7 37.Kh4 (37.Qg6 Kf8 38.Kf4 Qg6 39.hg6-+) 37…Qe7 (37...Qe7 38.Qe7 Ke7-+; 37...Qg4) 0-1. Jenni,F (2455) - Caruana,F (2835), Titled Tue 4th Aug, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

7.Bh6 gh6 8.ab4 Bb4 9.c3 Be7 10.Bd3 Bd7 11.Qd2 Bg5 12.Ng5 hg5 13.h4 gh4 14.Qf4 Qe7 (14...Na5 15.Rh4 Bc6 16.Nd2+=) 15.Rh4 0-0-0 (15...a6 16.Nd2+=) 16.Rh6 (16.Na3 a6+=) 16...Rdg8 17.g3 Qg5 18.Qg5 Rg5 19.Nd2 (19.Na3 Ne7+=) 19...Rg7= 20.0-0-0 Kc7 21.Rdh1 a5 22.Kb2 b5 23.Nb3 (23.Bh7 a4=) 23...b4 (23...Kb6!?=) 24.Nc5+= (worse 24.Rh7 Rgh7 25.Rh7 Rh7 26.Bh7 a4=) 24...bc3 25.Kc3 Bc8 26.Bb5 (26.Bh7 Nb4+/-) 26...Na7 (better 26...Ne5!? 27.de5 Kb6 28.Ne6 fe6=+) 27.Ba4+= Bb7 (better 27...Kd8!?+=) 28.Re6!+- Kc8?? (28...fe6 29.Ne6 Double attack) 29.Re7 1-0. Jenni,F (2455) - Djordjevic,Vu (2350), Titled Tuesday 1st Dec, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

7.Bh6 gh6 8.ab4 Bb4 9.c3 Bf8 10.Bd3 Bg7 11.0-0 f6 12.Re1 (12.ef6 Qf6 13.Re1 0-0=) 12...fe5 13.de5 0-0 14.Nbd2 Rf7 15.Rb1 (15.c4 Qc7 16.Qe2 Bd7=) 15...Qc7=+ Increases the pressure on e5 16.Qe2 Bd7 17.c4 d4 (better 17...a5!?=+) 18.Qe4+= Bh8 (18...Rf5 19.Nd4 Re5 20.Qh7 Kf8 21.Re5 Ne5 22.Be4+=) 19.Qg4 (19.Nb3 Nb4+/-) 19...Rg7+= 20.Qh5 Be8 21.Qh6 Bg6 22.Ne4 Be4? (22...Rf7 23.Nd6 Bd3 24.Rb7 Qb7 25.Nb7 Bg6+-) 23.Qe6+- (23.Re4 Rg6 24.Rg4 Rg4 25.Qe6 Kf8 26.Qg4 Ne5 27.Ne5 Be5 28.Qf5 Kg8+-) 23...Qf7 (23...Kf8 24.Be4 Re8 25.Qh6+-) 24.Qf7 Rf7 25.Be4 (25.Re4?! Rf3 26.gf3 Ne5+/-) 25...Re7 (25...Raf8 26.Bd5 Kg7 27.Bc6 bc6 28.Nd4+-) 26.Bd5 (better 26.Rb7! Rb7 27.Bc6 Rab8 28.Bb7 Rb7+-) 26...Kf8 27.e6 (27.Rb7 Rb7 28.Bc6 Rab8 29.Bb7 Rb7 30.Nd4 Be5 31.Ne6 Ke8+-) 27...Bf6 (27...Rd8 28.Ng5 Ne5 29.Rb7 Rb7 30.Bb7+-) 28.g3 (28.Rb7 Rb7 29.Bc6 Rab8 30.Bb7 Rb7+-) 28...Rae8 (28...Rd8 29.Kf1+/-) 29.Re4 (29.Rb7 Rb7 30.Bc6 Rb3 31.Be8 Rf3+-) 29...d3? (29...a5 30.Rb5+/-) 30.Rd1 (30.Re3 Nd8 31.Rd3 b6+-) 30...Nb4? (30...Nd8 31.Rd3 Ne6 32.Ra3+/-) 31.g4 (31.Ne1 Rc7 32.Nd3 Na2+-) 31...a5 (better 31...b5!?+/-) 32.Ne1+- a4 33.Nd3 Nc2 (33...Na2 34.Re3 Nc3 35.Rde1+-) 34.Nf4 (34.Nc5!? a3 35.Nd7 Kg7+-) 34...a3 35.Nh5 Bg7 (35...Bb2 36.Rf4 Kg8 37.g5+-) 36.Re2 (36.Rf4 Kg8 37.Rf7 Bc3+-) 36...Nd4 (better 36...Nb4+-) 37.Ra2 Ne6 38.Ra3 (38.Ra3 Ng5 39.Rb3+-) 1-0. Bellahcene,B (2510) - Zaibi,A (2380), Djerba Blitz Masters, 2020. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.a3 d5 6.e5 Nh6)

7.ab4 Bb4

8.c3 Ba5 9.Ba3 Nf5 10.Bd3 Nfd4 (better 10...a6!?=+) 11.Nd4+= Nd4 (better 11...Ne5 12.Bb5 Bd7+=) 12.Qg4+- Nb3 13.Qa4 Bd7 14.Qb3 Qg5 15.0-0 Qe5 16.Qb7 Rb8 17.Qa7 Bb6 18.Qa6 Kd8 (18...Bc7 19.g3+-) 19.Bb4 Kc7 (19...Bc7 20.g3+-) 20.Qa3 Bc6 21.Nd2 d4 (21...Kd7 22.Bc5+-) 22.cd4 (better 22.Rfe1!? Qg5 23.Ne4 Be4 24.Be4 Kd8+-) 22...Bd4 23.Rac1 Rhc8 (23...Ra8 24.Rc6! Kc6 25.Be4 Kd7 26.Ba8 Qc7+-) 24.Nc4 (better 24.Be4! Ra8 25.Rc6 Kd7 26.Qd3 Rc6 27.Nf3 Qe4 28.Qe4+- (28.Qd4?! Qd4 29.Nd4 Rc4=)) 24...Qg5? (24...Qd5 25.Ne3 Be3 26.Rc6 Qc6 27.fe3+-) 25.Be4! Be4 26.Nd6 Kd7 (26...Bc6 27.Rc6! Kc6 28.Nc8 Rc8 29.Qa6 Kc7 30.Qd6 Kb7 31.Qd4+-) 27.Ne4 Qd5 (27...Qc1 28.Rc1 Rc1 29.Qc1 Rb4 30.g3+-) 28.Nc5 (28.Qa4 Qb5 29.Qb5 Rb5 30.Rc8 Rb4+-) 28...Ke8 (28...Bc5 29.Bc5 Ke8 30.Bf8+-) 29.Rfd1 (29.Na6 Qd7 30.Nb8 Rb8+-) 29...e5 (29...Rc6+-) 30.Na6 Ra8 31.Rc7 Qb5 (31...Qe6 32.Rdc1 Bb6+-) 32.Qf3 Qa6 33.Qf7 Kd8 34.Qd7 (34.Qe7) 1-0. Leszko,Bence (2320) - Winterberg,L (2385), Titled Tuesday, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

8.c3 Be7

9.Bd3 Bd7 10.Qc2 Rc8 11.Qe2 Nb4 (11...Nf5 12.0-0+=) 12.0-0 Nd3 13.Qd3 Nf5 14.Ba3 (14.Ra7? Qb6 15.Ra2 Bb5-+) 14...a6 15.Be7 Ne7 16.Na3 0-0 17.Ng5 Ng6 18.f4 f6 19.f5 ef5 (19...fg5 20.fg6 h6 21.Rf8 Qf8 22.Nc2-/+; 19...fe5 20.fe6 Qg5 21.ed7 Rf1 22.Rf1-/+) 20.e6 (20.Nf3-+) 20...fg5 21.ed7 Qd7 22.c4 (22.Rae1 Nf4 23.Qf3 b5-+) 22...dc4 (better is 22...Nf4!? 23.Rf4 gf4 24.c5-+) 23.Nc4 Qb5 24.Rfc1 (24.Ne5 Qd3 25.Nd3 Rf7-+) 24...Nf4 25.Qf1 Qd5 (25...Qd5 26.Kh1 Qd4-+) 0–1. Yrle,Michel – Guez,Fabien, Meudon op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6)

9.Bd3 Bd7 10.Nbd2 f5 (10...Ng8 11.Nf1+=) 11.ef6 Bf6 (11...gf6 12.Rb1 Qc8 13.Nf1=) 12.Qc2 g6 13.Ba3 (13.0-0 Nf7+=) 13...Kf7 (13...Nf7 14.Qa2+=) 14.h4= Nf5 (14...Ne7 15.Nb1=) 15.h5 Rc8 (15...gh5 16.Bf5 ef5 17.Rh5=) 16.Qb1 Qc7 17.g4 Nfe7 18.g5 (18.Kf1 b6=) 18...Bg7= 19.Be7 (19.Bb5 a6 20.Be2 e5=) 19...Ke7 (19...Ne7? 20.h6 Nc6 21.hg7 Kg7 22.Rh6+-) 20.h6 (20.Bf1 e5 21.h6 Bf8=) 20...Bf8 21.Bg6 hg6 22.Qg6 Qf4 23.h7 Kd6 24.Nh4 Be7-/+ 25.Ndf3? Rcf8?? 26.Qd3+= Be8 27.g6 Bf6 28.Qe3? Qe3-+ 29.fe3 a6 30.Rb1 Kc7 31.Ke2 e5 32.Rbg1+= e4 33.Ng5 Nd8 34.Rf1 Bb5+= 35.Ke1 Bf1-/+ 36.Rf1 Bg7 37.Nf5? Rf6-+ 38.Ng7 Rg6 39.Nf7 Rh7 40.Ne8 Kc8 (40...Kc8 41.Nfd6 Kb8-+) 0–1. Lutz,Reinhard – Stoeckl,Norbert (2105), AUT–chT2W, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Nh6)

9.Bd3 Bd7 10.Bh6 gh6 11.Qd2 Bf8 =.

9.Bd3 f5 10.ef6 Bf6 11.Bh6 gh6 12.Qd2 Qe7 13.Qh6 Qg7 14.Qg7 Bg7 15.Ra2 Bd7 16.0-0 Ke7 17.Re1 Bf6 18.Nbd2 Kd6 19.Nb3 b6 20.Ba6 Rab8 21.h4 h6 22.g3 b5 (better is 22...e5!?+=) 23.Nc5+= b4 24.Bb7 (worse is 24.Nd7 Kd7 25.cb4 A) worse is 25...Bd4 26.b5 (worse is 26.Nd4 Nd4 27.Rb1 e5+=) 26...Nb4 27.Ra4+= (worse is 27.Nd4 Na2 28.Re6 Rb6+=); B) 25...Rb4-/+) 24...bc3 25.Bc6 Kc6 26.Nd7 Kd7 27.Ra7 Kd8 28.Re6 Rb1 29.Kg2 c2 30.Rd6 Ke8 31.Re6 Kd8 32.Rd6 ½–½. Schulz,Michael (2260) – McDonald,Neil R (2390), Hastings Challengers, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7)

9.h4 Bd7 10.Bd3 Qb6 11.0-0 Nf5=+ 12.Na3 a6 13.Nc2 Nh4 14.Nh4+= Bh4 15.Qg4 Be7 16.Qg7 0-0-0 17.Qh6 Rdg8= 18.Qh5 f6 19.ef6 Bf6 20.Bf4 e5 21.de5+/- Ne5?? 22.Be5+- Rg5 23.Bd4 Qe6? 24.Qh2 Rhg8 25.Ne3 Be7 26.Rae1 Bd6 27.f4 Rg3 28.Re2 Rh3 29.Bf5 Qf5 30.Nf5 Bf5 1–0. Mahdi,K (2350) – Lenz,A (2180), 10th Open, Aschach AUT, 2001.

9.h4 Nf5 10.h5 h6 11.Bd3 a6 12.0-0 Bd7 13.Nbd2 Na5 14.g4 Nh4 15.Nh4 Bh4 16.f4 Rc8 17.Qc2 Qc7 18.Nf3 Be7 19.Bd2 Nc4 20.Bc1 Na5 (20...Qc6 21.Qa2-/+) 21.Qb1 (21.Bd2 Ra8-/+) 21...Nc4 22.f5 (22.Qc2 Qc6 23.Qe2-/+) 22...Qc6 23.Ra2 b5 24.Rg2 a5 25.f6 (25.Ra2 a4-+) 25...gf6 26.ef6 Bf6 27.g5 hg5 28.Ng5 Na3?? (better is 28...Bg5 29.Bg5 Rf8-+) 29.Ba3= Bg5 30.Rg5 Qc3 31.Bc5 Qd2 32.Rg3 b4 33.Bg6 fg6= 34.Qg6 Kd8 35.Bb6 Ke7 36.Bc5 Kd8 37.Qf6 Kc7 38.Qe5 Kb7+= 39.Rf7 Qd1 40.Kg2 Qc2 41.Kh3 Rh7 42.Rd7 Rd7 43.Qe6 Qh7 44.Rg6 Rcc7 45.Kh4 b3 46.Qb6 Kc8 47.Qa5 Rb7 48.Qa8 Kc7 49.Qa6 b2?? 50.Bd6 Rd6+- 51.Qd6 Kc8 52.Qf8 Kc7 53.Qf4 Kc8= ½–½. Chuprov,Dmitry (2525) – Kiselev,Vitaliy1 (2385), Voronezh op–A, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nh6 6.d4 Nc6 7.ab4 Bb4 8.c3 Be7)

9.h4 Ng4 10.Bb5 Qb6 11.Qd3 Bd7-/+ 12.Ba4 h5 13.0-0 Na5 14.Bd7 Kd7 15.Ba3 a6 16.Nbd2 Qc7 17.Ng5 Nh6 18.Bd6 Qd8 19.Be7= Ke7 20.c4 Nc4 21.Nc4 dc4 22.Qc4 Kf8 23.Rfc1 g6 24.Qb4+/- Kg7 25.Qb7 Qe8? 26.Rc7+- Rf8 27.Re7 Qc8 28.Ne6 Kg8 29.Nf8 Qf8 30.Rc1 Nf5 31.Rec7 Re8 32.Rc8 Kg7 33.Qa6 Nd4 34.Re8 Qe8 35.Qf6 Kg8 36.Rd1 Ne6 37.Rd6 Kh7 38.g3 Kg8 39.Ra6 Nf8 40.Ra7 Nh7 41.Qd6 Qc8 42.Rc7 Qf5 43.Re7 Qb1 44.Kh2 Qf5 45.Qc5 g5 46.Re8 Kg7 47.Qd4 Kh6 48.Rg8 Qe6 49.Qd6 gh4 50.Qe6 (50.Qe6 fe6 51.gh4+-; 50.Qd2 Ng5 51.Qg5 Kh7 52.Qg7#) 1–0. Fomina,T (2210) – Voronova,T (2225), SenWM Women, Bad Zwischenahn GER, 2008.

9.Bd3 Nf5

10.0-0 0-0 11.Qc2 f6 +=.

10.0-0 0-0 11.g4 Nh4-/+ 12.Nh4 Bh4 13.f4 Be7 14.g5 g6 15.Ra2 Bd7 16.h4 h5 (16...b5 17.h5-/+) 17.gh6+= Bh4 18.Rg2 Ne7 (better is 18...Kh7!?+=) 19.Qh5 Nf5 20.Bf5 ef5 (20...Kh8!? 21.Bg6 fg6+=) 21.Rg6+/- Kh8 22.Rg7 Be6 23.Kh1 Rc8 (23...a5+-) 24.Rfg1 Bf2 25.R1g5 f6 (25...Bh4 26.Qh4 f6 27.ef6 Qf6+-) 26.ef6 (26.Rh7! Kh7 27.Qg6 Kh8 28.Qg7) 26...Qf6 (26...Qe8 27.Qh3 Bf7 28.Qf5 Qe4 29.Qe4 de4+-) 27.R5g6?? (27.R7g6 Qf7 28.Qe2 Bd4 A) 29.Qe6?! Qe6 30.Re6 Bb6+-; B) worse is 29.cd4 Rc1 30.Kg2 Qc7 (30...Rb1 31.Qe5 Qf6 32.Rf6 Rb2 33.Kh3 Rh2 34.Kh2 Kh7 35.Rf8 Kh6 36.Rh8) 31.Qe5 Qe5 32.de5 Re8-/+ (32...Rb1?! 33.Re6 Rc8 34.Rf5=); C) 29.Re6?! Rfe8 30.Re8 Re8+-; D) 29.Be3+-) 27...Bf7+/- 28.Rf6 Bh5 29.Rf8 Rf8 30.Rb7 (30.Kg2!? Be1 31.Rb7+=) 30...Bf3 31.Kh2 Rf6 32.Rb8 Kh7 33.Rb7 Kh8 34.Rb8 Kh7 35.Rb7 Kh6 36.Nd2 Bh5 37.Ra7 Rc6 38.Ra3 Be3 39.Nb3 Rc3 40.Be3 Re3 41.Ra6 Kg7 42.Nc5 Bf3 43.Ne6 Kf7 44.Ng5 Ke7 45.Ra7 Kf6 46.Ra6 Ke7 47.Ra7 Kf6 48.Ra6 Ke7 ½–½. Temhhgen,Khharelba – Oskouev,A (2170), Asia–ch U20 Rasht, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.0-0 0-0 11.g4 Nh4 12.Nh4 Bh4 13.f4 g5 14.Ba3+= Re8 15.f5 (15.Bc2 f5 16.ef6 Qf6=) 15...f6 (15...Qb6 16.fe6 Be6 17.Bc5=) 16.Qe2 ef5 (16...Kh8 17.Nd2 ef5 18.gf5+=) 17.gf5+= Ne5 (17...fe5? 18.f6 e4 19.f7 Kg7 20.f8Q Rf8 21.Bf8 Kh8 22.Rf7+-) 18.de5 Qb6 (18...fe5?? 19.f6 e4 20.f7 Kg7 21.fe8R Qe8 22.Qe3+-; 18...Re5 19.Qc2+=) 19.Kh1 Re5 (19...fe5 20.f6 Bf5 21.Bf5+-) 20.Qg2 (20.Qc2 g4+=) 20...Bd7 (20...Qe3 21.Bc2 Qe2 22.Qe2 Re2 23.Bb3+=) 21.Nd2 Bc6 22.Nf3 Re3 23.Rad1 (23.Rab1 Qc7 24.Bb5 Re4+/- (24...Rc3? 25.Bc6 Qc6 26.Rbc1+-)) 23...d4 (23...Qb3 24.Bc5 d4-/+) 24.cd4?? (better is 24.Bc1 Rf3 25.Rf3=) 24...Qb3-+ 25.d5 (better is 25.Bc2 Qa3 26.d5-+) 25...Bd5?? (better is 25...Qd5 26.Nh4 Qd3-+) 26.Bc2+= Rf3?? (better is 26...Qc4 27.Rd5 Qd5+=) 27.Bb3+- Rf1 28.Rf1 Bb3 (28...Rc8 29.Qd5 Kg7 30.Qf7 Kh6 31.Qf6 Kh5 32.Bf7 Kg4 33.Qd4 Kh3 34.Rf3 Bg3 35.Rg3) 29.Qb7 (29.Qb7 Rb8 30.Qb8 Kg7 31.Qf8) 1–0. Olsarova,T (2295) – Just,A (1995), Fraubundesliga, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7)

10.0-0 h5 11.Na3 Kf8 12.Nc2 Na5 (12...h4 13.h3=) 13.Ne3 b6 (13...Ne3 14.fe3 Qc7 15.Qc2=) 14.Qc2 g6 15.Bd2 Kg7 16.Rad1 a6 17.g3 (17.Nf5 ef5 18.Ra1 h4+=) 17...b5 18.Nf5 ef5 19.h4 Nc4 20.Bc1 Be6 21.Ng5 (21.Bg5 Re8-/+) 21...Rc8 22.Qa2 Qb6 23.Bc4 (23.Nf3 Rc7-/+) 23...Rc4-+ (23...dc4?! 24.d5 Bd7 25.Be3=) 24.Bd2 f4! 25.Bf4 (25.Bf4 Rc3 Deflection; 25.gf4 Bf5 Combination) 25...Rc3 26.Ra1 Ra8 27.Qd2 Rc4 28.Be3 Bb4 29.Qe2 Bg4 30.f3 Be6 31.Rad1 Rac8 32.Rf2 Bc3 33.Qd3 b4 34.g4 Rh8 35.Kg2 b3 36.Kg3 b2 37.Qb1 Ra4 38.Qc2 Ra3 39.Rff1 hg4 40.fg4 Bd4 41.Rd4 Re3 42.Kg2 Qd4 43.Ne6 fe6 44.Rf7 Kh6 45.g5 Kh5 (45...Kh5 46.Qc5 Qg4 47.Kf1 b1Q 48.Qc1 Qc1 49.Kf2 Qe1) 0–1. Schulz,Michael (2290) – Barsov,Alexei (2445), Untergrombach op, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.Ba3 0-0 11.Qc2 h6 +=.

10.Ba3 0-0 11.g4 Nh4 12.Nh4 Ba3 13.g5 Be7 (worse is 13...Qg5 14.Nf3 Qf4 15.Na3+/-) 14.Qh5 g6 15.Ng6 fg6 (15...fg6 16.Bg6; 15...hg6 16.Bg6) 16.Bg6 (16.Bg6 hg6 17.Qg6 Kh8 18.Qh6 Kg8 19.g6+-) 1–0. Calavalle,Giulio (2230) – Boscolo,Marco (2070), Porto San Giorgio op, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.Ba3 0-0 11.h4 f6 12.g4 fe5 13.de5 Nh6 14.g5 Nf5 15.Be7 Nce7 16.Ra4 Bd7 17.Rg4 Qc7 18.0-0 (18.h5-+) 18...b5 19.h5 Be8 20.h6 Bh5 21.hg7 Bg4 22.gf8Q Rf8 23.Be2 Bf3 24.Bf3 Qe5 25.Re1 (25.Qe1 Ng6 26.Nd2 Qd6-+) 25...Qf4 26.Re6 (26.Qe2 e5-+) 26...Nh4 (26...Qg5?! 27.Kf1-+) 27.Re7 (27.Nd2 Nf3 28.Qf3 Qd2-+ (28...Qf3?! 29.Nf3 Rf3 30.Re7-/+)) 27...Nf3 (27...Qf3?! 28.Qf3 Nf3 29.Kg2-/+) 28.Kf1 Nh2 29.Kg1 (29.Ke2 Qf2 30.Kd3 Rf3 31.Qf3 Nf3 32.Re2-+) 29...Qg5 30.Kh1 Qe7 (better is 30...Nf3 31.Re3 Qh5 32.Kg2 Nh4 33.Kh3 Qd1 34.Rg3 Kh8 35.Kh4 Qh1 36.Kg4 Rg8 37.Kf5 Qe4 38.Kf6 Rf8 39.Kg5 Rf5 40.Kh6 Qh4) 31.Qd5 Qf7 32.Qg5 Kh8 (32...Kh8 33.Qe5 Qg7 34.Qg7 Kg7 35.Kh2 Rf2 36.Kg3 Rb2-+) 0–1. Sadusea,Johnny – Reyes Larenas,Luis A, Benidorm op–B, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.Na3 Bd7 11.0-0 0-0 12.g4 Nh4 13.Nh4 Bh4 14.g5 (14.Rb1 Na5=) 14...Bg5+= 15.Bh7?? (better is 15.Qh5 h6 16.f4+=) 15...Kh7-+ 16.Qh5 Bh6 17.Kh1 Ne7 18.Rg1 (18.Nc2 Nf5 19.Bh6 Nh6-+) 18...Nf5 19.Bg5 Qe8 20.Bd2 g6 21.Qh3 Kg7 22.Bh6 Nh6 23.Nc2 Nf5 24.Ne3 Rh8 25.Qf3 Qe7 26.Ng4 Qh4 27.Rg2 Bb5 28.Nf6 Qh3 29.Qf4 Be2 30.Kg1 0–1. Jordanov,Stefan (1990) – Rusev,Krasimir (2250), BUL–ch U18 Bulgaria, 2001. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Nh6)

10.g4 Nh6 11.h3 Bd7 12.Na3 a6 13.Nc2 Rc8 14.Ne3 Na5 15.Qc2 Bb5 16.Bh7 Nb3 17.Qb3= Rh7 18.Ba3 Ng8 19.h4 Ba3 20.Qa3 Ne7 21.h5 Ng6 22.Ng2 Qc7=+ 23.Ng5 Rh6 24.Rh3? Ne5!-+ 25.de5 Qe5 26.Re3 Qg5 27.Qd6 Qg4 28.Qd5 Rh5 29.Qb7 Rh1 30.Kd2 Rd8 (30...Rd8 31.Kc2 Ba4 32.Qb3 Qf5 33.Kb2 Rd2 34.Ka3 Ra1 35.Qa2 Raa2 36.Kb4 Qb5) 0–1. Lugo,Blas (2410) – Perelshteyn,Eugene (2535), SPICE Cup Lubbock USA, 2007.

10.h4 Nh4 11.Nh4+/- Bh4 12.Qg4 Be7 13.Qg7 Rf8 14.Rh7 Bd7? (better is 14...Qb6!?+/-) 15.Bh6 (15.Bg6 Qc8 16.Bf7 Kd8+-) 15...Qb6 16.Qg3 Qb2 17.Ra4?? (better is 17.Qf4 0-0-0 18.Bf8 Rf8 19.Ra4=) 17...Ne5!-+ 18.de5? (18.de5 Ba4 Discovered attack; 18.Qe5 Ba4 Discovered attack) 18...Ba4 19.Bf8 (19.Rg7-+) 19...Qc1 (19...Bf8? 20.Qf4 0-0-0 21.Qa4 Qc1 22.Ke2+-) 20.Ke2 Bd1 21.Ke1 Bf3 (21...Bf8?! 22.Qe3 Qe3 23.fe3-/+) 0–1. Krug,Rudi (1825) – Harzer,Paul (2020), Bahn–chT Friedrichroda, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.h4 h5 11.Ba3 g6 (11...Nh4 12.Be7 (12.Nh4 Bh4 13.g3=+ Bg5 14.f4 Bh6 15.Rh5 Bd7 16.Bd6=+) 12...Nf3 13.Qf3 Qe7 14.Rh5 Rh5 15.Qh5 Bd7 16.Na3=; 11...Ba3 12.Na3 f6 13.ef6 Qf6 14.Nb5 0-0 15.Qe2 Bd7 16.Ng5=+) 12.Bf5= (12.Be7 Qe7 13.Bf5 gf5 14.Na3 f6 15.ef6 Qf6 16.Nb5=) 12...ef5 13.Qd2 (13.Qb3 Ba3 14.Na3 0-0 15.Nb5 Qb6 16.Rb1=) 13...Be6 (13...0-0 14.Be7 Qe7 15.Qh6 Re8 16.0-0=) 14.Be7 Qe7 15.Na3 (15.0-0 a5 16.Na3=) 15...Kf8 (15...f6 16.0-0=+) 16.Nb5= (16.0-0=) 16...Kg7 17.0-0 b6 18.Rfb1 Na5 19.Nd6 (19.Qf4 Nc4=) 19...Rhd8=+ 20.Ng5 Nc4 21.Nc4 dc4 22.Rb4 (22.Ne6 Qe6 23.Qg5 f6 24.ef6 Qf6 25.Qf6 Kf6=+) 22...Bd5 23.f3 (23.Qf4 Qc7=+) 23...Rab8 (23...f6 24.ef6 Qf6 25.Ra6-/+) 24.Ra6 (24.Qf4 Rb7=+) 24...Rb7 25.Qe1 f6 26.ef6 Kf6 27.Qg3 Qd6 28.Qd6 Rd6 29.Nh3 Re7 30.Nf4 Bf7 31.Kf2 Rd8 32.Rba4 Rdd7 33.Rb4 Rd8 (33...g5 34.hg5 Kg5 35.g3=+) 34.Rba4= Rdd7 35.Rb4 Rd8 ½–½. Cuartas Medina,JH (2280) – Jerez Perez,Alfonso (2405), CAT, Team ChampionshipGp1 Round 1–3, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.h4 h5 11.Na3 Bd7 12.Bg5 f6 13.Bf4 (13.ef6 gf6 14.Bf5 ef5+=) 13...a6 14.Qb3 Na5 15.Qa2 Nh6 16.Bg6 Nf7 17.Rh3 b5 18.Rg3 Kf8 19.Nc2 Nc4 20.Nb4 a5 21.Kf1 (21.Nd3 a4+=) 21...Rc8 (better is 21...fe5!? 22.de5 Bh4 (22...ab4 23.Qa8 bc3 24.Qb7+/-) 23.Nh4 Qh4-+) 22.Nd3+= a4 23.Qe2 Qa5 24.Rc1 a3 25.Nfe1 (25.ef6 gf6 26.Qe1 Ke8+=) 25...a2 (25...fe5 26.Be5 Bh4 27.Rf3-/+) 26.Nc2 Na3 27.Na1 Rc3 28.Bh5 f5-/+ 29.Bf7 Kf7 30.Qa2 b4 31.Nb3 Rc1 32.Bc1+= Qa6 33.Ke2? Bb5 34.Nbc5 Qa7 35.Nb3 Rh4-+ 1–0. Varini,Massimo (2085) – Pahor,Milos (2045), Nova Gorica op–B, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.h4 h5 11.Nbd2 g6 12.g3 Bd7 13.Nf1 Na5 14.Ba3 Qc7 15.Qc2 Ba3 16.Ra3 Nc4 17.Bc4 Qc4 18.N3d2?? (better is 18.N1d2 Qc6 19.Qd3+=) 18...Nd4!-+ 19.Qd1 (19.cd4 Qc2) 19...Qd3 20.Ne3 Nc6 (better is 20...Nb5!? 21.Rb3 Nc3 22.Qf3-+) 21.Nf3 (21.Qa1!?-/+) 21...Qd1-+ 22.Kd1 Ke7 23.Kd2 Rhd8 24.Rb1 b6 25.Nc2 Na5 26.Ne3 Rdc8 27.Nd4 Nc6 28.Nf3 Rc7 29.Rb6-/+ Rb8 30.Rb8 Nb8 31.Nd4 Rb7 32.Nb3 Rb5 33.Na5 Rb2 34.Nc2 Rb6 35.Nb4 Na6 36.Nac6 Bc6 37.Na6 Rb2 38.Ke3 Bb5 39.Nc7 Re2 40.Kd4 Re4-/+ 41.Kc5 a6 42.Nb5 Rc4 43.Kb6+= ab5 44.Kb5 Re4 45.Ra7 Kf8 46.Ra2 Re5 47.c4 dc4 48.Kc4 Rd5 49.Re2 Ke7 50.Kc3 Kf6 51.Re4 e5 52.f3 Kf5 53.Kc2 f6 54.Re3 Rd4 55.Re1 g5 56.hg5 Kg5 57.Rh1 h4 58.gh4 Rh4-+ 59.Rg1 Kf4 60.Kd3 f5 61.Rf1 Rh3 62.Ke2 Rh2 63.Kd3 Ra2 64.Rh1 Ra3 65.Ke2 Re3 66.Kf2 Rf3 67.Ke2 Rg3 68.Kf2 e4 69.Rh4 Rg4 70.Rh3 Ke5 71.Rh5 Rf4 72.Ke2 Rf3 73.Rg5 Rh3 74.Rg2 f4 75.Rg8 Rh2 76.Kf1 e3 77.Ra8 Ke4 78.Kg1 Re2 0–1. Mazaira Alba,Javier I (1940) – Dimitrijevic,Dragan, Benidorm op–B, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.h4 h5 11.g3 Bd7 12.0-0 Na5 (12...0-0 13.Ng5 g6 14.Nd2-/+) 13.Re1 Rc8 (13...0-0 14.Ng5 g6 15.Ba3 Ba3 16.Ra3+=) 14.Ba3 Qb6 (14...Ba3 15.Ra3 0-0 16.Ng5+=) 15.Bf5 ef5 16.e6 (16.Be7!? Ke7 17.Ng5=) 16...Be6+= 17.Be7 Ke7 18.Qc1 Nc4 19.Qg5 (19.Nbd2 Nd6 20.c4 dc4 21.d5=) 19...Kf8-+ 20.Nbd2 f6 (better is 20...Nd6!?-+) 21.Nc4+= dc4 (21...fg5?? 22.Nb6 ab6 23.Re6 gh4 24.Nh4+-; 21...Rc4?! 22.Qe3 Rc6 23.Reb1+=) 22.Qf4 Kf7 (22...g6 23.Nd2+=) 23.Reb1= Qc6 24.Ra7 Rc7 (24...Rb8 25.Ne1=) 25.d5 (25.Qc7! Qc7 26.Rbb7 Qb7 27.Rb7 Kg6 28.Rb5+=) 25...Bd5= 26.Nd4 Qd7 27.Nf5 Rd8 28.Rd1 Qc6-/+ 29.Ne3 Rcd7 30.Raa1 Be6 31.Rd7 Rd7 32.Nc2 0–1. Rantanen,Y (2355) – Rudolf,An (2305), FIN, SM–Liiga, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nh6 6.a3 Nc6)

10.h4 h5 11.Bg5 Bd7 12.Bf5 ef5 13.Qb3 Bg5 14.Ng5 Qe7 15.Qb7 (15.0-0 Be6=) 15...Rb8+= 16.Qc7 f6 17.Nf3 Rc8 18.Qd6 Qd6 19.ed6 Be6 20.0-0 (20.c4!? dc4 21.Nc3=) 20...Kd7-/+ 21.c4 Kd6 (21...dc4 22.Nc3 Kd6 23.Nb5 Kd7 24.Nc3-/+) 22.Nc3 (22.c5 Kd7+=) 22...a5 (22...dc4 23.Nb5 Kd7 24.Nc3-/+) 23.Rfb1 (23.Nb5 Ke7 24.Rfe1 A) 24...dc4? 25.d5 Nb4 26.Re6 (26.de6?! Nc2=) 26...Kf8 27.Nd6+-; B) 24...Rhd8=) 23...Rb8 (23...dc4 24.Rb7 Bd5 25.Nb5 Ke6 26.Re1 Be4 27.Nd2-/+) 24.Rc1 Rb4 (24...dc4 25.d5 Bd5 26.Rd1+=) 25.cd5 Bd5 26.Nd5 Kd5 27.Rc5 Kd6 28.Rac1 Rb6 (28...Nd4 29.Nd4 Rd4 30.Ra5 Rh4 31.Rf5-/+) 29.d5+= Ne5 30.Ne5 fe5 31.Ra5 Rhb8 32.Kh2 g6 33.Rc3 e4 34.f3 Re8 35.Kg3 e3+= 36.Ra1 Rb4-/+ 37.Re1 f4-+ 38.Kh3 Kd5 39.g3 Kd4 40.Ra3 e2 41.gf4 Re3 42.Ra6 Rf3 43.Kg2 Rf4 44.Rg6?? Ke3 45.Re6 Rbe4 (45...Rbe4 46.Re4 Re4-+ (46...Ke4?! 47.Re2 Kd3 48.Re5=)) 0–1. Rahls,Peter (2230) – Dolmatov,Sergey (2640), Passau op 4th, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf5)

10.h4 h6 11.Na3 a6 12.Nc2 Rg8 13.h5= Rb8 14.0-0+= Na5 15.Bf4 Qc7? 16.Bf5+- ef5 17.e6 Qf4 18.ef7 Kf7 19.Ne5 Kf6 20.Ne3 Be6 21.Nd7?? Kf7= 22.Nb8 Rb8?? 23.Ra5+/- Bd6 24.g3 Qg5 25.Ng2 Kg8 26.Qf3+= Bc7? 27.Ra2 Bf7= 28.Nf4 Re8 29.Nd5+= Re4 30.c4 Bh5 31.Qb3+/- f4? 32.Nc7+- fg3 33.fg3?? Re3= 34.Qb7 Rg3 35.Rg2 Qe3 36.Rff2 Bf3 37.Qc8 Kh7 38.Qf5 Kh8 39.Kh2 Rg2 40.Rg2+/- Bg2 41.Kg2 Qe2 42.Kg3 Qe3 43.Kg2 Qe2+= 44.Qf2 Qg4 45.Kh2 Qh5 46.Kg3 Qg6 47.Kf3 Qf7= 48.Ke3 Qc7 49.Qf8 Kh7 50.c5 Qg3 51.Ke4 Qg2? 52.Qf3+- Qc2 53.Ke5 Qc4 54.c6 a5 55.Qe4 Kh8 56.Kd6 a4 57.c7 Qb4 58.Kc6 Qc4 59.Kb7 Qb5 60.Ka7 (60.Ka7 Qd7 61.Qa8 Kh7 62.Qd8+-) 1–0. Cernousek,L (2240) – Mcgowan,D (2115), TCh–Europe Boys U18, 2001.

9.Bh6 gh6

10.Bd3 Bd7 11.0-0 Na5 12.Nfd2 Qc7 13.Qh5 Nc4 (13...Bf8 14.Qf3=) 14.Qh6 a6 (14...Nb2 15.Qg7 (worse is 15.Bh7 Bf8 16.Qh3 Bb5+=) 15...Rf8 16.Be2+=) 15.Nc4 dc4 16.Be4 Bc6 17.Nd2 0-0-0 18.Qe3 Rhg8 (18...Kd7 19.Qf3+/-) 19.Rfb1 Bd5 20.Ra4 b5? (better is 20...Kd7+/-) 21.Ra6+- Kb7 22.Rba1 Ra8 23.Ra8 Ra8 24.Ra8 Ka8 25.Bd5 ed5 26.Qf3 Qb7 27.Qf7 b4 28.Qe8 (28.Nb1!? h6+-) 28...Ka7 29.Qa4 Kb8 (29...Qa6 30.Qa6 Ka6 31.Nb1+-) 30.cb4 (better is 30.Nb1!? Kc8+-) 30...Bb4 31.Nf1 Bc3 (31...Kc7 32.Qa1+-) 32.e6 Bd4 (32...Bb4+-) 33.Qe8 Ka7 (33...Qc8 34.Qb5 Kc7 35.e7+-) 34.e7 (34.e7 Kb6 35.Qd8 Qc7 36.Qc7 Kc7 37.e8Q+-) 1–0. Levi,Eddy (2260) – Small,Vernon A (2330), Fencible Masters, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7)

10.Bd3 Bd7 11.0-0 a6 12.Ne1 Bf8 13.f4 Ne7 14.g4 (14.Qb3 Qc7=) 14...h5 15.g5 (15.gh5 Nf5 Combination) 15...Bb5 (15...Qc7!?=+) 16.Bb5= ab5 17.Na3 (17.Ra8 Qa8 18.Qd3 Qa4=) 17...Ra5 (17...b4 18.cb4 Nc6 19.b5 (worse 19.Qh5 Bb4 20.Nec2 Ba3 21.Na3 Nd4-/+) 19...Nd4 20.Qd4 Ba3 21.Nc2=+) 18.Qb3 Nf5 (18...Nc6 19.Nf3=) 19.Nec2 Ba3 (19...h6 20.Nb5 Ra6 21.c4 dc4 22.Qc4=) 20.Ra3+= Ra3 21.Qa3 (21.Qb5 Kf8 22.Qb4 Kg7 23.Na3 h6+=) 21...h6= 22.Rb1 (22.Ra1!?=) 22...hg5=+ 23.Rb5 gf4 24.Rb7 f3 25.Kf1 Rg8 26.Ne1?? (26.Qa4 Kf8 27.Qa3 Kg7 28.c4-+) 26...Ne3-+ 27.Kf2 Qh4 28.Kf3 Qe4 29.Kf2 (29.Ke2 Nc4 30.Kd1 Qg4 31.Kc1 Na3 32.Rb8 Kd7 33.Rg8 Qg8 34.c4 Nc4 35.Nd3 Qg5 36.Kc2 Qd2 37.Kb1 Qd3 38.Kc1 Qc3 39.Kd1 Qd2) 29...Nd1 30.Kf1 Rg1!! 31.Kg1 (31.Kg1 Qe1) 31...Qe1 (31...Qe1 32.Kg2 Qe2 33.Kg1 Qf2 34.Kh1 Qf1) 0–1. Nevednichy,V (2530) – Andreescu,Darie_Ioan (2295), TCh–ROU Superliga, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bh6 gh6)

10.Bd3 Bd7 11.h4 a6 12.Qd2 Bf8 13.Qf4 Bg7 14.Qg4 0-0 15.Ng5 (better is 15.Nbd2!?=) 15...f5 16.ef6 Qf6 17.Nh7? (17.Nf3!?-/+) 17...Qf2-+ 18.Kd1 Qe3 (better is 18...Rf4 19.Qh3 Nd4 20.cd4 Rd4-+ (20...Bd4?! 21.Ra3-+)) 19.Bc2? (19.Qh3 Qh3 20.Rh3 Rf2-+) 19...Rf2 (better is 19...Rf4 20.Qh3 Bd4 21.Qe3 Be3 22.Rh3-+) 20.Re1 Qf4 21.Qf4 Rf4 22.Nd2 e5 23.de5 Be5 (23...Rh4?! 24.Nf6 Bf6 25.ef6-/+) 24.Rf1 Rf1 (24...Bc3?! 25.Rf4 Ba1 26.Nf6 Bf6 27.Rf6 Bg4 28.Nf3-+) 25.Nf1 Bg4 26.Kc1 Kg7 27.Ra4 Bh5 28.Ne3 (28.Bd3 Bc3 29.Ne3 Bg6-+) 28...b5 (28...Bc3?! 29.Nd5 Be5 30.Re4-+) 29.Ra2 (29.Nf5 Kh8 30.Ra3-+) 29...Bf4 30.Kd2 (30.Kb1 Be3 31.Bf5 Ne7-+) 30...Re8 31.Ra6 Re3 (31...Re3 32.Bg6 Re6 33.Kc2 Bg6 34.Kb2 Bh7-+) 0–1. Perez,Flavio (2205) – Mercier,Jean Pierre (2250), FRA–chT2, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7 9.Bh6 gh6)

10.Bd3 f5 11.ef6 Bf6 12.0-0 0-0 13.Re1 Bd7 14.Na3 Kh8 15.Qb1 Qe7 16.Qb7 Rab8 17.Qc7 Rbc8 18.Qg3 Rf7 19.Nb5 Rg7 20.Qd6 Qf7? 21.Na7+- Rcg8 22.g3 Nd8 23.Ne5 Be5 24.Qe5 Rf8 25.Qe2 h5 26.Bb5 h4 27.Bd7 hg3 28.fg3 Qd7 29.Nb5 Qc6 30.Ra7 Ra7+= 31.Na7 Qc3 32.Qe5 Kg8= 33.Qg5 Kh8 34.Qe5 Kg8 35.Qg5 ½–½. Redon,B (2200) – Petersen,SoB (2205), 3rd Open, Plancoet FRA, 2003.

10.Bd3 f5 11.ef6 Bf6 12.Ne5? 0-0 (better is 12...Be5!? 13.de5 Qg5-/+) 13.f4= Ne5 14.fe5 Bg7 15.h4 Bd7 16.Nd2 Rf4 17.Nf3 Be8 18.h5 (18.Qd2 Rf8=) 18...Qe7 19.Rh3 Rg4 20.Ra2 a5 21.Qb1 Bf8 22.Rb2 Ra7 23.Rf2 b5 24.Nh2= Rg7 25.Rhf3 Bf7 26.Ng4 Rg4= 27.Rf7 Qf7 28.Rf7 Rf7 29.Qb5 Rg2 30.Qa5 Be7 31.Qa6 Bh4 32.Kd1 Bg5 33.Be2= Rg1 34.Kc2 Rg2 35.Kb3 Re7 36.Bd3 Rh2 37.Be2 Rg2+= 38.Bd3 Rg3 39.Kc2 Kg7 40.Kb3 Rh3 41.Kb4 Rh5 42.c4 Rh4 43.Kc5 Be3 44.Kd6 Kf7 45.Bh7 Rg4 46.cd5 ed5?? 47.Qc8+- Rg7 48.e6 Kf6 49.Qf8 Kg5 50.Qf5 Kh4 51.Bg6 Kg3 52.Kd5 Ra7 53.Ke4 Bg5 54.Qf3 Kh2 55.Qf2 Kh1 56.Bh5 Ra3 57.Bf3 Rf3 58.Kf3 Bf6 59.Qe1 Kh2 60.e7! (60.e7 Rg5 61.e8Q Rf5 62.Ke4 Rf3 63.Qh5 Bh4 64.Qhh4 Kg2 65.Qhh1#) 1–0. Lerner,David B (2010) – Pohl,Klaus A (2230), Harvard op, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nc6 6.d4 Nh6)

10.Bd3 f6 11.Qd2 fe5+= 12.Ne5 Ne5 13.de5 Qc7 14.Bb5 Bd7 15.Bd7 Kd7 16.0-0 (16.f4 Rhg8 17.g3 Ke8+=) 16...Qe5-/+ 17.Re1 Qf6 18.Qe2 Bc5 19.Nd2 Kc7 20.Nb3 Bb6 21.c4 dc4 (21...Kd6!?-/+) 22.Qc4= Kb8 23.Nc5 Rd8 24.Rec1 (24.Rad1!? a5 25.Rd8 Qd8 26.Ne6+=) 24...Qd4-/+ 25.Ne6 Qc4 (25...Qf2 26.Kh1 a6 27.Nd8+-) 26.Rc4 Rd2 27.Rf4 a5 28.Kf1 Ka7 29.Re1 (29.g4!?-/+) 29...Rc8-+ 30.Rb1? (better is 30.Kg1-+) 30...Rcc2 31.Ke1 (31.h3 Rf2 32.Rf2 Rf2 (32...Bf2?! 33.Rb3-+) 33.Ke1 Rg2-+) 31...Bf2 (better is 31...Re2 32.Kf1 Re6 33.g4-+) 32.Kf1 Bb6 0–1. Ciuffoletti,Paolo (2160) – Vezzosi,Paolo (2335), Saint Vincent op, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.a3 Nh6 6.d4 Nc6 7.ab4 Bb4 8.c3 Be7)

10.Bd3 f6 11.Qd2 fe5+= 12.Ne5 Ne5 13.de5 Qc7 14.f4 0-0 15.0-0 Bd7 16.Kh1 Kh8 17.Rf3 b5 18.Rh3 Rf7 19.Rh6 Rg8 20.Na3 Bf8 21.Rh3 Ba3 22.Ra3 a5 23.Ra1 Rfg7 24.Bf1 Be8 25.Rf3 Bg6 26.Rf2 (worse is 26.Bb5 Be4 27.Rg3 Rg3 28.hg3 Rg3-/+) 26...Be4 27.Ra2 a4 0–1. Seidel,Michael – Simon,Holger, DESC, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.a3 Nh6 7.ab4 Bb4 8.c3 Be7)

6.Bb5 Bd7

7.0-0? Ne5 8.Bd7 Nd7 9.a3 -+.

7.0-0 Be7 8.Bc6 (8.Be2 a5=) 8...bc6 9.a3 ba3 (9...a5 10.ab4 ab4 11.Ra8 Qa8 12.Nbd2=) 10.Ba3 Nh6 11.Nbd2 0-0 12.Nb3 Nf5 13.Nc5 Bc8 14.Qd2 Nh4 (14...a5 15.Kh1=) 15.Nh4+= Bh4 16.g3 Be7 17.Ra2 f6 18.Re1 fe5 19.Re5 Rf6 20.Qe2 (20.Nd3 Bf8+=) 20...Bc5 21.Bc5 Rf7 22.f4 g6 23.Qg4 a6 24.h4 Rf5 25.h5 Qe8 26.c3 Rb8 27.Rae2 Re5 28.Re5 Rb1 29.Kg2 Rb7 30.f5+= Qf7? 31.hg6?? hg6 32.Qg5 Kg7 33.Qd8 Bd7 34.g4+= gf5 (34...ef5 35.Re7 Be8 36.Rf7 (36.Qe8?! Re7 37.Qe7 fg4+/-; 36.Re8?! fg4 37.Rf8 Qe6+-) 36...Kf7 37.g5 Rb2 38.Kf3 Rh2 39.Qe7 Kg8 40.Qe8 Kh7 41.Bf8 Rh3 42.Kg2 Rg3 43.Kg3 f4 44.Kf3 Kg8 45.Qe7 c5 46.Qg7) ½–½. Guhr,Katja – Naiditsch,Evgenija (2140), GER–chT U20 Girls, 2000. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

7.0-0? Nge7 8.Bg5 a6 9.Bd3=+ h6 10.Bh4 g5-/+ 11.Bg3-/+. paolog (2105) – chessleon (2055), net–chess.com, 2008.

7.0-0? h6 8.Nbd2? (8.Bd3 Nge7+=) 8...a6 (8...Ne5 9.Be2 Nf3 10.Nf3-+) 9.Ba4? (9.Bd3 Nge7+=) 9...b5 (9...Ne5!? 10.Ne5 Ba4-+) 10.Bb3-/+ a5 11.a4 Na7 12.Bb2 ba4 13.Ba4 Ba4 14.Ra4 Nb5 15.Qe2 Qb6 16.Nb3 Nc3 17.Bc3+= bc3 18.Qd3 Bb4+= 19.Rfa1 Ne7 20.Nc1 0-0-/+ 21.Ne2 Rfc8 22.h3 Rc4 23.Ng3 Nc6 24.Ne2 Ne7 25.Nc1 Nf5 26.Na2 Ra6?? 27.Nb4+- Rb4 28.Rb4 ab4 29.Ra6 Qa6 1–0. cr50 – zucchini, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6)

7.Nbd2? Qb6 8.Bc6-/+ bc6 (8...Qc6 9.Rb1-/+) 9.0-0 Be7 (9...c5 10.Re1-/+) 10.Nb3+= f6 (10...a5 11.a3+=) 11.Re1 (11.a3 Qc7=) 11...c5 (11...a5 12.a3 a4 13.ab4 Bb4 14.Bd2+=) 12.dc5= Bc5 13.Nc5 Qc5 14.Be3 Qc7 15.Bd4 f5 16.Nh4 (16.Qd2 a5=) 16...Nh6 17.Qh5 Nf7 18.Re3 (18.a3!? ba3 19.Nf5+=) 18...Qc2-/+ 19.Rg3? (better is 19.Nf3-/+) 19...g6-+ 20.Ng6?! (20.Qd1 Qd1 21.Rd1-+) 20...hg6 21.Qg6 Rc8 22.h3 Qe4 23.Ba7 Qe5 24.Rd1 Rh6 25.Qg8 Ke7 26.Qg7 f4 27.Qe5 Ne5 28.Rg5 Kf6 (28...Kf6 29.Bd4 Kg5 30.Be5 Rc4-+) 0–1. lunchtimeplayer – malvesp, ChessWorld.net, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 e6 5.Nf3 Nc6 6.Bb5 Bd7)

7.Nbd2? Ne5!? 8.a4 Nf3 9.Nf3 Bb5 10.ab5 -+.

7.Bd3 Nge7 +=.

7.Be2 f6 +=.

6.Bd3 Qb6

7.0-0 Nd4?? 8.Nd4+- Bd7 9.Bb2 Bc5 10.Nb3 Be7 11.Bd4 Qc7 12.c3 a5 13.cb4 ab4 14.Qg4 g6 15.Qh3 Ba4 16.Rc1 Qd8 17.Qe3 Bb3 18.ab3 Ra1 19.Ba1 Qa5 20.Rc8 Kd7 (20...Bd8 21.Bd4 Ne7 22.Bb6 Nc8 23.Ba5 Ba5 24.Qc5+-) 21.Qc1 Bd8 22.Ra8! Qc7 (22...Qa8 23.Bb5 Mate attack) 23.Bb5 Ke7 (23...Qc6 24.Qc5 Bc7 25.Qf8 Ne7 26.Qh8 Ng8 27.Qg8 Bb8 28.Qb8 Qb5 29.Qd6) 24.Qc7 Bc7 (24...Kf8 25.Qd8 Kg7 26.Qf8) 25.Re8 1–0. pierred (2820) – acaudron (2270), net–chess.com, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6)

7.a3 Nd4?? 8.Nd4+- Qd4?? (better is 8...Bc5 9.Qg4 Ne7+/-) 9.Bb5 Kd8 (9...Bd7 10.Bd7 Kd7 11.Qd4 ba3 12.Qa4 Kd8 13.Be3+-) 10.Qd4 ba3 (10...Bd7 11.Bd7 Kd7 12.ab4 b6+-) 11.Ba3 Ba3 12.Na3 b6 13.Bc6 Rb8 14.c4 Bb7 15.cd5 Bc6 16.dc6 Ke8 17.Qd7 Kf8 18.Qd6 Ke8 19.Qb8 Ke7 20.Qd6 Ke8 21.Qd7 Kf8 22.Qd8 1–0. Fries Nielsen,PF (2125) – Christensen,Simon Ellegard, 20th North Sea Cup, Esbjerg DEN, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6)

7.a3 Bd7 8.0-0 Nd4 9.ab4 Nf3 10.Qf3 Qd4 11.Ra2 Qe5 12.Bb2 Qd6 13.b5 Nf6.

7.a3 Bd7 8.ab4 Nb4 9.0-0 Rc8 10.Bd2 Nd3 11.cd3 Nh6 12.Nc3 Nf5 13.Na4 Qb5.

7.a3 Bd7 8.ab4 Nd4 9.0-0 Nf3 10.Qf3 Ne7 11.c3 Ng6 12.Re1 Qc7 13.Qe3 Be7.

7.a3 Bd7 8.ab4 Nd4 9.Ng5 (9.c3 Nf3 10.Qf3 Qc7+=) 9...g6 (9...Qc7 10.0-0 Bb4 11.Bf4-+) 10.Be3 Bh6 (10...Qb4 11.c3 Qb2 12.Ra5-+) 11.Nf7 Kf7 (11...Be3 12.Nd6 Ke7 13.fe3 Nc6-+) 12.Bd4= Qb4 13.c3 Qf8 14.Qf3 Ke8 15.Qf8 Kf8 16.Ba7 (better is 16.Ra7 Ra7 17.Ba7=) 16...Ra7?? (better is 16...Ne7+=) 17.Ra7+- Ne7 18.0-0 Kf7 1–0. Sainet,Bertrand – Buscara,Sevan, FRA–chT U20, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6)

7.a3 Bd7 8.Be2 ba3+= (8...Nh6 9.ab4 Bb4 10.c3 Ba5 11.Bh6 gh6 12.Qc2 0-0 13.0-0 Rac8) 9.0-0 Nge7 10.Na3 Nf5 11.Rb1 Qa5 12.g4 Ba3 13.gf5 Bb4.

7.Be3 Nge7 8.0-0 Bd7 9.Ng5 Nf5 10.Bf5 ef5 11.Qf3 (11.c4 bc3 12.Nc3 Be6+=) 11...Be6 (worse is 11...Nd4 12.Qd5 Ne2 13.Kh1-/+) 12.c3 Be7 13.Ne6 fe6 14.cb4 Bb4 (14...Nd4? 15.Qh5 g6 16.Qd1 Qb4 17.Bd4+- (worse is 17.Qd4 Qd4 18.Bd4 Kd7+/-)) 15.Rd1 0-0 16.a4 1–0. craig4000 – Snoopy85, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6)

7.Be3 Nge7 8.0-0 Nf5 Now all is on d4 9.a3 Ncd4?? (better 9...Qa5=+) 10.Bd4 (10.Nd4 Ne3 11.fe3 Bc5 12.Bb5 Ke7+-) 10...Nd4+/- 11.Nd4 ba3 (11...Bd7 12.Nb3+-) 12.Na3 Bc5 13.Bb5 Kf8 14.Nb3?? (better 14.c3+-) 14...Ba3-/+ 15.Ra3 Qb5 16.Qd4 b6 17.f4 (17.Rfa1 a6-/+) 17...g6 (17...Ke8-/+) 18.f5? (better 18.Rfa1!?-/+) 18...gf5-+ (worse 18...ef5 19.e6 Rg8 20.Re1-/+) 19.Qh4 (19.Qd2 Ke8-+) 19...Rg8 (19...Ke8 20.Rf2-+) 20.Qd8? (better 20.Rfa1 Rg4 21.Qd8 Qe8 22.Qd6 Kg7 23.Ra7 Ra7 24.Ra7-/+) 20...Qe8-+ 21.Qf6 Rg6 (21...Qe7!? 22.Qh6 Rg7 23.Rfa1-+) 22.Qh8 Ke7 23.Qh7 Bd7 (23...Qg8 24.Qh4 Ke8 25.Qf2-+) 24.Rfa1 (24.Qh4 f6-/+) 24...a5 25.Nd4 (25.Qh4 f6-+) 25...Qh8 26.Qh8 Rh8 27.Rb1 Rg4 28.c3 Rhg8 29.Rb2 (29.g3 f4 30.Rb6 fg3 31.h3-/+) 29...Re4 (better 29...a4-+) 30.Rb6-/+ a4 31.Rb7 Kd8?? (31...Ra8-/+) 32.Ra7?? (32.Rb8 Ke7 33.Rg8 Re5+-) 32...Re5?? (32...Rg6 33.Ra2 Re1 34.Kf2-/+) 33.Ra2?? (better 33.Ra8 Ke7 34.Rg8+-) 33...Re1-/+ 34.Kf2 Rc1 35.Rb2? (better 35.Ra8!? Bc8 36.Ne2-/+) 35...Rc3-+ 36.Rb8 Bc8 37.Ra4 Kc7 (37...Rg4!? 38.Ne2 Rc2 39.Rba8-+) 38.Raa8 Rc4 (better 38...Kd7-+) 39.Nb5=+ Kd7 (39...Kd8 40.h4=) 40.Ra7= Kc6 (40...Kc6 41.Rc7). Lorian2514 (2290) - Aaron_Whitney (2285), Rated Bullet game, lichess.org, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Qb6)

7.0-0 Bd7

8.a3 Nd4 9.ab4 Nf3 10.Qf3 Bb4 11.c3 Bc5 12.Ba3 Ne7 13.Bc5 Qc5 14.Na3 a6 (14...Qc3 15.Rfe1 Qd2 16.Reb1-+) 15.Nc2 (15.c4 Ng6 16.Rfe1 Bc6-/+) 15...b5 (15...Qc3 16.Qe3-+) 16.Nd4 Nc6 17.Nc6 Bc6 18.Qg3 0-0 (18...Qc3 19.Rac1 Qd4 20.Rc6+/-) 19.Rac1 (19.Ra5 Bb7-+) 19...g6 (19...a5 20.Ra1-+) 20.h4 Kg7 21.h5 a5 22.Qg5 Kg8 (22...Rfc8 23.Qf6 Kg8 24.Rc2-+) 23.Qf6 (23.hg6 fg6 24.Bg6 Ra7 (24...hg6?! 25.Qg6 Kh8 26.Qh6 Kg8 27.Qg6 Kh8 28.Qh6 Kg8 29.Qg6=) 25.Bf5 Rg7 26.Be6 Kh8-/+) 23...Rfe8 (23...Rfc8 24.Rc2-+) 24.hg6 hg6 25.Bg6 fg6 (better 25...Qe7 26.Qe7 Re7-+) 26.Qg6= Kf8 27.Qf6 Kg8 28.c4?? (better 28.Qg6 Kh8 29.Qh6 Kg8 30.Qg6=) 28...Qf8 (28...bc4 29.Rc3 Rec8 30.Rg3 Kh7 31.Qg7) 29.Qg5 Qg7 30.Qh4 (30.Qg7 Kg7 31.cb5 Bb5 32.Rc7 Kg6 33.Ra1-+) 30...bc4 (better 30...dc4 31.Qh2 Kf7 32.Qf4 Ke7 33.Qh4 Kd7 34.Qd4 Bd5-+) 31.Rc3-/+ Rf8 32.Rg3 Rf7 33.Rg7 Rg7 34.Qf6 Re8 35.f4? (better 35.Rb1!?-/+) 35...d4-+ 36.f5?? (36.Rf2 c3 37.Qh4-+) 36...Rg2 37.Kh1 Rg6 (37...Rg6 38.Kh2 Rf6 39.ef6 Kf7 40.fe6 Re6-+) 0-1. ZinitheWuslon (2295) - Stupidity_Tries (2275), Rated Bullet game, lichess.org, 2014. (=1.e4 C00: French: Unusual White 2nd moves 1...e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6)

8.Bb2 Rc8 9.Nbd2 Na5 (9...h5 10.Re1-/+) 10.Qe2 (10.a3 Qd8-/+) 10...Ne7 (10...Ba4 11.Ng5 Be7 12.f4-/+) 11.Rfb1 (11.h3 Ng8-/+) 11...Nec6 (11...Ng6!? 12.Ng5 Be7 13.Nh3-/+) 12.a3 Qc7 (12...Qd8 13.c3 ba3 14.Ba3 Ba3 15.Ra3-/+) 13.Rc1 (13.Bc1 b6-/+) 13...a6 14.Qe3 (14.c3 ba3 15.Ba3 Be7+=) 14...ba3 (14...Qd8!?-/+) 15.Ba3+= Ba3 16.Ra3 Nb4 17.Qg5 g6 (17...Kf8 18.Qh5 Nd3 19.Rd3-/+) 18.Qf6 (18.Qh6!? Nd3 19.Rd3=) 18...0-0= 19.Ng5 Nd3 20.Rd3 Qd8?? (better is 20...h5=) 21.Nh7!+- Mate attack 21...Bb5 (21...Kh7 22.Rh3 Mate attack) 22.Rh3 Re8 (22...Be2 23.Qf4 f5 24.ef6 Qd7+-) 23.Nf3 (23.Qf4 Rc3 24.Qh6 Rh3 25.gh3+-) 23...Qf6 24.Nf6 Kf8 25.Ne8 Be8 26.Ng5 Ke7 27.Ra3 (27.Kf1 Nc4 28.Ke2 a5+-) 27...Nc4+/- 28.Raa1 ½–½. Dubois,Martine (2055) – Guadalpi,Celine, FRA–chT2 France, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 Rc8 9.Nbd2 Na5 10.a4 Ne7 11.Ng5 Nf5 12.Qf3 Nh6 (12...h6 13.Nf7 Kf7 14.g4=) 13.Nh3 (13.Nh7!? Nf5 14.Nf8 Rf8 15.Bf5 ef5 16.Qd5+/-) 13...Be7 14.Nf4 0-0 (14...g6+=) 15.g4 (better is 15.Qg3 f5 16.Nh5+=) 15...f5 16.gf5 Nf5 17.Kh1 Nc4 (17...Nd4 18.Qh5 h6 19.Rg1+/-) 18.Nb3 Nb2 (worse is 18...Nfe3 19.fe3 g6 20.Qh3-/+) 19.Nc5 Bc5 (19...Nd3?! 20.Nd7 Qc6 21.Nf8 Nf4 A) worse is 22.Qf4 Rf8 23.Qg4 Qc2+= (worse is 23...Ne3 24.fe3 g6 25.Rab1=); B) worse is 22.Bf4 Rf8 23.Qd3 Nh4+=; C) 22.Nh7 Kh7 23.Qf4 Qc2 24.Qg4 Qe4 25.Qe4 de4 26.Rfc1+=; 19...Ne3 20.Nd7 Qc6 21.Bh7 Kh7 22.Nf8 (22.fe3 Qd7 23.Qh3 Kg8+=) 22...Rf8 23.fe3+- (23.Qe3?! Rf5+-)) 20.dc5 Qc7 21.c6 (21.Bb5 Rf7 22.Nd3 Nd3 23.cd3 Qe5 24.Bd7 Rd7-+) 21...Qc6 22.Bb5 Qc7 23.Nd5? (23.Ba7 Bb5 24.ab5 Qe5 25.Nd3 Nd3 26.Qd3-+) 23...Ne3 (better is 23...Bc6 24.Bc6 Qc6 (24...ed5?! 25.Bd5 Kh8 26.Ba7+=) 25.Nf6 gf6 26.Qc6 Rc6-+) 24.Nc7 Rf3 25.Bd7 Nf1 (25...Rcf8!? 26.Ne6 Rf2 (26...Nc2 27.Ra2+/-) 27.Nf8 Rf1 28.Rf1 Nf1 29.Nh7 Kh7-+) 26.Bc8= Nd2 27.Be6 Kf8 28.Kg2 Rc3 29.Nd5 Rc2 30.Bd7?? Ne4?? 31.e6+/- Nd6 32.Re1 Nd3? 33.e7 Kf7 34.e8Q Ne8 35.Be8 Kf8= 36.Re3 Rf2 37.Kg3+/- Rd2? 38.Bh5 g6= 39.Be2 Nc5 40.Nb4 Na4 41.Bf3 b6 42.Ra3 b5 43.Nd5 Rc2= 44.Nf6 Kg7 45.Ne4 a6 46.h4 Rc6 47.Rd3 Nc5 48.Nc5 Rc5 49.Ra3 b4 50.Ra6 Rb5 51.Ra7 Kh6 52.Bc6 Rb8 53.Rb7?? Rb7-/+ 54.Bb7 ½–½. Scacco,Mauro (2115) – Pienabarca,Nicola (2100), Rome Petra op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 Rc8 9.Nbd2 Nh6 10.Nb3 a5 (10...Nf5 11.Rc1+=) 11.Nc1 (11.Nc5!?=) 11...Ng4+= 12.Ne2 Na7 (12...f6 13.ef6 gf6 14.Rc1-/+) 13.Ng5 (13.Bd2 h5=) 13...h6+= 14.Nf7 Kf7 15.Nf4 h5 16.Ng6 Kg8 17.Nh8 Kh8 18.h3 Nh6 19.Qh5 Be8 20.Qh4 Nb5 21.Kh1 Kg8 22.Rad1 Nc3 23.Ra1 Qc7 (23...Bb5 24.Bh6 gh6 25.Qg4 Bg7 26.Rfc1-/+) 24.g4 (better is 24.Bh6 gh6 25.Qg4 Kh8 26.Qe6+/-) 24...Be7-/+ 25.Qg3 Nf7 26.f4 Bb5 27.f5 Ne4 28.Be4 Bf1 29.fe6 Ng5 30.Bd5 Bc4 31.Bg2 Qd8 (31...Be6?! 32.d5 Qc3 33.Qe1=; 31...Ne6 32.d5 Bh4 33.Qh4 Qe5 34.Rd1 Qe3 35.de6+=) 32.Kh2 (32.Bb7!? Rc7 33.Bg2-/+) 32...Ne6-+ (32...Be6?! 33.d5 Bf7 34.d6=) 33.Rd1? (better is 33.Qf2 Qc7 34.Qf5-+) 33...Be2 34.Qe1 Bd1 35.Qd1 Bg5 36.Bf2 Nf4 37.Bb7 Rc3 38.Bg3 Qc7 39.Be4 Re3 (39...Re3 40.Bd3 Qc3-+) 0–1. Maras – Joao cxv (Joao Neumann), playchess.de, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 Nge7 9.a3 Rc8 10.Ng5 Nf5 11.c4? Ne3 (11...Nfd4 12.cd5 ed5 13.ab4 Bb4 14.Nd2+=) 12.fe3-/+ Ne5! 13.Kh1? (13.de5 Qe3 Double attack) 13...Qd8 (13...Nd3 14.Nf7 dc4 15.Nh8+=) 14.de5 Qg5 15.cd5 ed5 (better is 15...Qe5!? 16.Nd2 ba3 17.de6 Be6 18.Qa4 Bd7 19.Qb3-+) 16.Qf3 f6 (16...Qe5 17.Qf7 Kd8 18.Nd2 ba3 19.Nf3 Qe3 20.Qd5-+) 17.e6 (17.Qd5 Qe5 18.Qe5 fe5 19.ab4-+) 17...Be6 18.ab4 Bb4 19.Bb5 (19.Ra7 0-0 20.Rb7 Bc5-+) 19...Kf7 20.Ra7 Rhd8 (better is 20...Rc7!? 21.Ra4 Bd6 22.g3-+) 21.Rb7 Kg8 22.Bd7 Rd7 23.Rb4 Rdc7 24.Rd4 (24.Qf4 Qf4 25.ef4 Rc2-+) 24...Rc1 25.Nd2 R1c3 26.Re1 Re3?? (better is 26...Qe5-+) 27.Re3= (27.Qe3?? Qe3 28.Nf3 Rc1-+) 27...Rc1 28.Nf1 Qe3 29.Qe3 Rf1 30.Qg1 Rg1 31.Kg1 Kf7 32.Kf2 Kg6 33.Ke3 Kg5 34.Rb4 h5 35.Rd4 g6 36.g3 Kf5= 37.Rf4 Ke5 38.Rd4 Bf5 39.Rb4 Be4 40.h3 Kf5 41.Rb6 Bg2 42.h4 d4 43.Kd4 g5 44.hg5 fg5= 45.Ke3 h4 ½–½. Rizzo Correa Galvao,R (2000) – Ferreira,RMM (1815), Cuiaba BRA, Contaud Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 Nge7 9.a3 Ng6 10.Ng5 Be7 11.h4 (11.Qh5 Bg5 12.Qg5 Qd8 (worse is 12...Nd4 13.Qg4+/-) 13.Qd8 Kd8+=) 11...Bg5 12.hg5 Nce7 (12...Nf4 13.ab4 Nd3 14.Qd3 Qb4 15.Na3+=) 13.ab4 Qb4 14.Na3 a6 (14...Nf5 15.Bf5 ef5 16.Qd3-/+) 15.c4= 0-0 16.Qh5 Qb6 17.c5 Qc7 18.g4 f6 19.f4 (19.gf6 gf6 20.f4 fe5 21.fe5 b6=) 19...Be8 (19...fe5 20.de5 Rad8-/+) 20.Ra2 (20.ef6 gf6 21.gf6 Rf6=) 20...f5?? (better is 20...fg5 21.fg5 Rf1 22.Kf1 Nf8-/+) 21.Rh2+= Kf7 22.gf5 Nf5 23.Bf5 ef5 24.Qf3 Ke6 25.Nc4 Bb5 26.Nb6= Rad8 27.Rc1 Rh8 28.Bd2 Qc6 29.Ba5 Rdg8 30.Kf2 Ne7 31.Rch1+/- Qe8 32.Rh7 Rh7 33.Rh7 Qg6 34.Qh3 Nc6 35.Nd5 Na5= 36.Nf6?? Rd8 37.d5-/+ Rd5 38.Nd5 Kd5 39.Rh8 Qc6 40.Rd8 Ke6?? 41.Rd6+- (41.Rd6 Qd6 42.ed6+-) 1–0. Ramos Moreno – Ortega Gonzalez, Malaga–ch, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 Nge7 9.a4 a5 (9...Rc8 10.Nbd2+=) 10.Nbd2 Nf5 11.Nb3 0-0-0 (11...Ne3 12.fe3 Be7 13.Qe1+=) 12.Ng5 Be8 (12...Ne3!? 13.fe3 Ne5 14.Nf7 Nf7 15.Rf7 e5=) 13.Bf5+= ef5 14.e6 (14.Qd3 g6+=) 14...f6 15.Nf7 (15.Nh3!?=) 15...Bf7+= 16.ef7 Qc7 17.Qd3 g6 18.c4 Qf7 19.cd5 Qd5 20.Rac1 Kb8 21.Nc5?? (better is 21.Bf4 Ka7 22.Qb5-/+) 21...Bc5-+ 22.Rc5 (22.Qc2 Bd4 23.Bd4 Qd4-+ (23...Nd4?! 24.Qc7 Ka8 25.Rc5 Qc5 26.Qc5-+)) 22...Qc5! 23.Rc1 (23.dc5 Rd3) 23...Qd5 24.Bf4 (24.Rd1 Rhe8 25.f3 Ka8-+) 24...Ka8 25.Qb5 (25.Bc7 Qd4 26.Qf1 Rc8-+) 25...Qb5 26.ab5 Nd4 27.Kf1 Nb5 0–1. Roehl,Herbert – Arab,Baha Eldin, Hassloch op–B, 1998. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 d5 5.e5 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 Nge7 9.Nbd2 Nf5=+ Will d4 fall? 10.Rb1 (10.Bf5 ef5 11.Nb3 Qc7=+) 10...Qc7 (10...Ne3 11.fe3 Be7 12.c3-/+) 11.Qe2 (11.Bf5 ef5 12.Nb3 Be7-/+) 11...Be7 12.Rfe1 0-0 13.g4 (13.Nb3 Ne3 14.Qe3 f5-/+) 13...Ne3-+ 14.Qe3 ½–½. Gietl,Thomas (2170) – Scherbel,Hans (2015), Regionalliga NW, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 Nge7 9.g4 Na5 10.Qe2 Nc4 11.c3 Rc8 12.cb4 Qb4 13.Nbd2 Na3 14.Nb1 Nc6 15.Na3 Qa3 16.Rab1 b6 17.Rb3 Qa5 18.Ba6 Rb8 19.Bb5 a6 20.Ba6 Nb4 21.Bd3 Nd3 22.Qd3 Qa2 23.Rfb1 b5 24.Qd1 Ra8 25.Bd2 Qa4 26.Bc3 Qc4 27.Bb4 Bb4 28.Rb4 Qc3 29.R4b3 Qa5 30.Ng5 Qd8 31.Qd2 Qe7 32.Rf3 0-0 33.Rh3 h6 34.Nf3 Ra3 35.Kh1 f6 36.Rg3 Be8 37.Re1 Bg6 38.Nh4 Be4-+ 39.Re4 de4 40.Ng6 Qb7 41.d5 e3 42.Re3 Re3 43.Qe3 Qd5 44.f3 Qd1 (44...Qd1 45.Kg2 Qc2 46.Kg3 Qg6-+) 0–1. Seedorf,Sven – Maus,Siegfried (2305), Oberliga NRW, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

8.Be3 Nge7 9.g4 f6 10.Nbd2 Qc7 11.Bf4 h6 12.Bg3 Qb6 13.Nb3 f5 14.gf5 Nf5 15.Bf5 ef5 16.Re1 Be6 17.Nh4 g5 18.Ng6 Rg8 19.Nf8 Kf8 20.Nc5 Ne7 21.h3 Ng6 22.Qh5 Kg7 23.a3 f4 24.Bh2 Raf8 25.ab4 a6 26.Ra3 Rf5 27.Qd1 Nh4 28.c4 f3 (28...dc4 29.d5 Bc8 30.Qb1-/+) 29.Ree3 (29.Ne6 Qe6 30.cd5 Qd5+=) 29...g4 (29...dc4 30.Bg3 Rd8 31.Ne6 Qe6 32.Kh2-/+) 30.hg4 (30.Ne6!? Qe6 31.Bg3+= (31.hg4?! Kf8=)) 30...Rg5= 31.Bg3 Rg4 32.Kf1 Kh7 (32...Nf5 33.Rf3 Rd4+= (33...dc4 34.d5 Rd8 35.d6+-; 33...Nd4?? 34.Rf6 Kh7 35.Qd3 R8g6 36.Ne6 Ne6 37.cd5+-)) 33.Qd3 Bf5 34.Qd2 Qg6 35.Rf3 (better is 35.Rec3=) 35...Nf3-/+ 36.Rf3 ½–½. Rodriguez Alamar,JC (2105) – Lara Lopez,S (1785), Murcia–ch, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

8.Be3 f6 9.ef6 Nf6 10.c4 bc3 11.Nc3 a6 12.Rb1 Qc7 13.Ng5 (13.Qe2!?+=) 13...Bd6-/+ 14.f4 0-0 15.Ne2 h6 16.Nf3 Ng4 (16...Nb4 17.Ne5-/+) 17.Bd2+= Ne7 (17...b5 18.Rc1-/+) 18.h3 (18.Ne5 A) worse is 18...Ne5 19.fe5 Rf1 20.Qf1 Be5 21.de5+/-; B) 18...Be5?! 19.fe5 (worse is 19.de5 Bb5 20.Bb5 Qb6 21.Kh1 ab5-/+) 19...Rf1 20.Qf1+=; C) 18...Nf6+=) 18...Nf6+= 19.g4 (19.Bb4 Bb4 20.Rb4 b5+=) 19...Ng6?? (better is 19...Rac8-/+) 20.Bg6+- 1–0. Hansen,Soren Aager – Nielsen,Michael Backman, Politiken Cup, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

8.Be3 Nh6 9.h3 Nf5 10.Bf5 ef5 11.Qd2 (11.c4 bc3 (worse is 11...dc4 12.d5 Qd8 13.dc6 Bc6 14.Nd4+=) 12.Nc3 Be6+=) 11...Rc8 12.a3 Na5 13.ab4 Bb4 14.Qd1 Bb5 15.c3 Be7 (worse is 15...Bc3 16.Nc3 Rc3 17.Bd2+/-) 16.Re1 Nc4 17.Bc1 a6 18.Qc2 Bd7 19.Nbd2 Qc7 20.Nc4 Qc4 (20...dc4 21.d5 Bc5 22.e6 fe6 23.Qf5+/- (23.de6?! Bc6 24.Qf5 Bf3=)) 21.Bd2 0-0 22.Reb1 Qc6 23.Qa2 Ra8 24.Rc1 b5 25.Ne1 Rfc8 26.Nd3 Qc4 27.Qb1 a5 28.Re1 Be6 29.Ra2 Rcb8 30.Rc1 h6 31.g3 g5 32.Kh2 f4! 33.g4 h5! 34.f3 hg4 35.hg4 Kg7 36.Kg2 Rh8 37.Rh1 Rh1 38.Kh1 Rh8 39.Kg1 b4! 40.cb4 Qd4 41.Kg2 Bg4! 42.Nf2 Rh2! (42...Rh2 43.Kh2 Qf2 44.Kh1 Bf3) 0–1. Evertz,Dieter – Schramm,Alexander, Ruhrgebiet VK1, 2000. (=1.e4 e6 2.Nf3 c5 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.Bd3 Qb6 7.0-0 Bd7)

6.Bd3 Bd7

7.0-0 b3?? 8.ab3+- Bb4 (8...Qb6 9.c3+-) 9.c3 Ba5 (9...Be7!? 10.Na3 Qb6 11.Qe2+-) 10.Ng5+- Nh6 11.b4 Bc7 12.Qh5 Ne7 13.Nh3 (13.Na3 Ng6 14.Nh7 Qh4 15.Qh4 Nh4+-) 13...Ng6 (13...Nef5!? 14.Bg5 Qc8+-) 14.Bg5 Qc8 15.Bh6 gh6 16.Qh6 Qd8 (16...Ke7 17.Nd2+-) 17.Bg6 fg6 18.Qg7 Rf8 19.Qh7 Rf7? (19...Bb5 20.Rc1 Qd7 21.Qg6 Qf7+-) 20.Qg6 Kf8 (20...Ke7 21.Ng5 Rf5 22.g4+-) 21.Ng5 (21.Ng5 Qe7 22.Nf7 Qf7 23.Qh6 Qg7 24.Qe3+-) 1–0. Granara Barreto,Sebastian (2145) – Perez,Cecilia Manuela, 10th American Continental Championship, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.0-0 Qc7 8.a3 h6 9.ab4 Nb4 10.c3 (10.Ba3 a5-/+) 10...Nd3 11.Qd3 a6 12.Re1 Ne7 13.Ba3 Bb5 14.Qd2 Ng6 (14...Rc8 15.h4-/+) 15.Bf8 Nf8 16.Na3 Bc6 (16...Qc6 17.Nb5 Qb5 18.Reb1-/+) 17.c4+= Nd7 (better is 17...a5!?+=) 18.cd5= Bd5 19.Rec1?? (better is 19.Nb5! Qd8 20.Nd6 Kf8 21.Nb7 Bb7 22.Qb4 Nc5 23.Ra3+=) 19...Qd8 20.Nc4 (20.Ne1 Rb8-/+) 20...Bc4 (20...0-0!?-/+) 21.Rc4 0-0 22.d5 Nb6 23.Rg4= f5 24.Rg6+/- Qd5?? 25.Qh6+- Rf7 26.Ng5 Rd8 27.Qh7 Kf8 28.Ne6 Ke7 29.Nd8 Qd8 30.Qh4 (30.Qh4 Ke8 31.Re6 Re7 32.Qh8 Kf7 33.Qd8 Ke6 34.Qb6 Kf7 35.Rd1 Re5 36.Qb3 Kg6 37.Qg8 Kf6 38.f4 Re3 39.Qd8 Re7 40.Rd7 Kg6 41.Qe7 b6 42.Qg5 Kh7 43.Qg7) 1–0. Fervers,Lukas (1670) – Kaeck,Ralf, GER–ch U14 Winterberg, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

7.0-0 Rc8 8.a3 Qb6 9.Be3 Nge7 10.Re1 (10.c4 Qa5=+) 10...Ng6 (10...Qa5 11.Nbd2 ba3 12.Nb3=+) 11.h4= Be7 (11...h5 12.Bg6 fg6 13.ab4 Bb4 14.c3=) 12.g3 (12.h5!? Nf8 13.c4=) 12...h5-/+ 13.Qe2 (13.a4 Na5=+) 13...a6 (13...0-0 14.a4-/+) 14.Nbd2 ba3 15.Reb1 (15.c4 Rc7=+) 15...Qc7-/+ 16.Bg5 Bg5 (better 16...Bb4-/+) 17.Bg6?? (17.hg5 h4 18.gh4 Nh4 19.Ra3-/+) 17...Bd2-+ (17...fg6?! 18.Ng5 Nd4 19.Qd3-/+) 18.Bf7 Kf7 19.Qd2 Rhf8 (19...Na7!? 20.Qf4 Kg8 21.Ra3-+) 20.Ra3 Ne7 21.c3 Ke8 (21...Kg8!? 22.Ng5-+) 22.Ng5 Rh8 (22...Ra8 23.Qd1 Rh8 24.c4 dc4 25.Rf3-+) 23.Rab3 (23.Qb2 a5 24.Rb3 a4 25.Rb7 Qc3-+) 23...b5 24.Nh3 (24.Qa2 a5-+) 24...Nf5 25.Nf4 (25.Qg5 Rh6-+) 25...Kf7 26.Qd1 g6 27.Qd2 (27.Nd3 Ra8-+) 27...Qd8 (27...a5 28.Ra3-+) 28.Nd3 (28.Nh3 Rf8-+) 28...Rc4 (28...a5 29.Nc5 a4 30.R3b2-+) 29.Kg2 (29.Nc5 Bc8-+) 29...Qe7 (29...a5 30.Ra3-+) 30.f3 (30.Ra1 Ra8-+) 30...Rhc8 31.Nc5 R8c5 32.dc5 Rc5 (32...a5 33.Ra1 a4 34.Rb4 Rc5 35.Rf4-+) 33.Qf2 (33.Ra3 Bc8-+) 33...Bc8 (better 33...a5!? 34.Qd2-+) 34.Kh3 Qc7 35.g4 Ng7 (35...Ne7 36.Qe3-+) 36.Qe3 Rc4 37.Rd1 hg4 38.fg4 Re4 39.Qf3 Kg8 40.Rf1 (40.Rb4 Re5 41.Qg3-+) 40...Qe5 41.Qf8 (41.Qf7 Kh7-+) 41...Kh7 42.c4 (42.Qf7 Re3 43.Rf3 Re1-+) 42...dc4 43.Rbf3 (43.Rg3 Bb7 44.Rf7 Qa1-+) 43...Bb7 44.h5 (44.Qf6 Qf6 45.Rf6-+) 44...gh5 45.g5 Qg5 46.Rg3 (46.Qg8 Kg8 47.Rf4 Re3 48.R4f3 Rf3 49.Rf3 Bf3 50.Kh2 Qg2) 46…Rh4 0–1. Roebuck,Derek (1660) – Davidsson,Oskar Vikingur (1815), Reykjavik Open (10), 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Bd7)

7.0-0 f6 8.c4 bc3 (8...Nge7!?=) 9.Nc3+= fe5 10.de5 Bb4 (better 10...Nh6+=) 11.Ng5?? (better 11.Nb5+-) 11...Ne5-/+ (11...Bc3 12.Qh5 g6 13.Bg6 Kf8 14.Qf3 Nf6 15.Qc3 Ne5 16.Qe5 hg6 17.Bb2+-) 12.Nh7? (better 12.Nb5 Nf6 13.Bf4=+) 12...Qh4?? (better 12...Rh7 13.Bh7 Bc3 14.Qh5 Kf8 15.Ba3 Ne7-+) 13.Bg5+- (13.Bg5 Rh7 14.Bh4 Rh4 15.g3+-) 1–0. Roebuck,Derek (1645) – Balouka Myers,Reuben, 30th Hampstead: Under Section, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.0-0 Nh6 8.a3 Qb6 9.Be3 Rc8 10.Ng5 (10.Bh6 gh6 A) 11.ab4 Nb4 (11...Nd4 12.c3 Nf3 13.Qf3 Rg8 14.Bh7 Rg5 15.h4 Re5 16.Qf6 Bd6-/+) 12.Re1 a6 13.c3 Nd3 14.Qd3 Qb2 15.Ra5 Bb5 16.Qd2 Qd2-/+; B) 11.Be2 Qa5 (11...Rg8 12.ab4 Bb4 13.Qd3 Rg7 14.Qe3 Bf8 15.Na3 a6 16.Rfb1 Qc7+=; 11...Be7 12.ab4 Qb4 13.Na3 Qb2 14.Nb5 Ne5 15.Ne5 Bb5 16.Bb5 Qb5=; 11...Qc7 12.ab4 Bb4 13.Qc1 Bf8 14.Na3 a6 15.Qf4 Rg8 16.c4 Ba3=) 12.Qd3 Be7 13.Qb3 f6 14.ef6 Bf6 15.Qb2 ba3 16.Ra3 Qb4=; 10.ab4 Nb4 11.Bh6 gh6 (11...Nd3 12.cd3 gh6 13.Qe2 a6 14.Nbd2 Qc6 15.Rfb1 Rg8 16.Qd1 Qc2=) 12.Re1 a6 13.Ra3 Nc2 14.Bc2 Qb2 15.Rc3 Rc3 16.Nc3 Qc3+=) 10...Nf5 (10...Nd4 A) 11.Nh7 Be7 (11...Bc5 12.ab4 Bb4 13.c3 Bc3 14.Nc3 Rc3 15.Rb1 Rd3 16.Qd3 Bb5+=; 11...ba3 12.Nf8 Kf8 13.Ra3 Qb2 14.c3 Ndf5 15.Ba7 Bb5 16.Rb3 Qa2+=) 12.ab4 Qb4 13.c3-/+ Qb2 14.Ra5 Ndf5 15.Bh6 Qb6 16.Bf5 Qa5+=; B) 11.Bh7 Bc5 (11...Rc4 12.ab4 Qd8 13.Bd3 Ndf5 14.Bd2 Rc6 15.b5 Rc8 16.Ra7 Qb6+/-) 12.ab4 Qb4 13.c3 Qb2 14.cd4 Qa1 15.dc5 Qe5 16.Re1 Qf6=; 10...Be7 A) 11.ab4 Nb4 12.Na3 Nd3 13.Qd3 Qa6 14.Qa6 ba6 15.Nf3 Nf5 16.Rfb1 Ne3-/+; B) 11.Qh5 b3 (11...a6 12.Nh7 b3 13.cb3 Qb3 14.Qe2 Qb6 15.Bh6 gh6 16.Nd2 Qd4-/+; 11...Rc7 12.Nh7 b3 13.cb3 Qb3 14.Qe2 Qb6 15.Nc3 Nd4 16.Qd2 Nf3-/+) 12.cb3 Qb3 13.Rd1 Qb2 14.Nd2 Nd4 15.Rab1 Qa3 16.Nf1 Qa4-/+; C) 11.Nh7 ba3 (11...Nf5 12.Bf5 ef5 13.Qh5 g5 14.Bg5 Qd4 15.Be7 Ke7 16.Qg5 Ke8+/- 1.16) 12.c4 dc4 13.d5 Qb2 14.dc6 Bc6 15.Bc4 Qa1 16.Bd4 Rd8-+; D) 11.Nf3 Nf5 (11...Ng4 12.ab4 Nb4 13.Bd2 Nd3 14.cd3 h5 15.Nc3 a5 16.Qe2 Qa6+=) 12.Bf5 ef5 13.ab4 Qb4 14.Nbd2 Qc3 15.Nb3 0-0 16.Bd2 Qc4+=) 11.ab4 (11.Bf5 ef5 12.ab4 f4 13.Bd2 Be7 14.Qh5 g6 15.Qh6 Bf8 16.Qh4 Nd4-/+; 11.Nf3 Ne3 (11...Qa5 12.Bf5 ef5 13.Qd3 Qa4 14.Rc1 Na5 15.Nfd2 Qb5 16.Qb5 Bb5-/+; 11...Qc7 12.ab4 Bb4 13.Bf5 ef5 14.Bd2 Be7 15.Nc3 Be6 16.Nb5 Qb8=; 11...Be7 12.Bf5 ef5 13.ab4 Qb4 14.Bc1 0-0 15.Ba3 Qb6 16.Be7 Ne7+=) 12.fe3 Be7 13.ab4 Nb4 14.Nbd2 Nd3 15.cd3 Bb5 16.Rb1 Rc3-/+) 11...Bb4 (11...Nfd4? 12.c3+-; 11...h6 12.Nf3 Ne3 13.fe3 Nb4 14.Ne1 Be7 15.Nd2 0-0 16.Qh5 Nd3-/+; 11...Qb4 12.Bf5 ef5 13.Ra3 Qe7 14.Ra1 h6 15.Nh3 g5 16.f4 g4+=; 11...Nb4 12.Bf5 ef5 13.c3 Na6 14.Qf3 Qc6 15.Nd2 Be7 16.Rfb1 h6+=; 11...Ne3 12.fe3 Ne5 13.Nh7 Nd3 14.Nf8 Qc7 15.Qd3 Qh2 16.Kf2 Rf8+=) 12.c4? (12.Bf5 ef5 13.c4+= Be6 14.c5 Qc7 15.Na3 Ba3 16.Ra3 b6=) 12...Nce7?? (12...Nfd4 13.cd5 A) 13...Ne5 14.de6 Bc6 15.Nf7 Nf7 16.Qh5+- (16.ef7?! Kf8+/-); B) 13...ed5 14.Bh7 Be7-+) 13.c5+= Qd8 14.Qh5 g6 15.Qh3 h6 16.g4 Ng7 17.Ra7 Rb8 18.Ra2 b6 19.cb6 Qb6 20.Na3 Qa5 21.Rfa1 Qd8 22.Nf3 Ng8 23.Nh4 Ne7 24.Ng2 Ng8 25.Nf4 Ne7 26.Qf1 g5 27.Nh3 Ng6 28.f4 gf4 29.Nf4 Nf4 30.Qf4 Qg5 31.Qf3 Qh4 32.Rf2 0-0 33.Nc2 Be7 34.Ne1 f5 35.gf5 ef5 36.Rg2 Be6?? 37.Bf2 (37.Bf2 Qg5 38.Rg5 hg5 39.Nc2+-) 1–0. Olsarova,T (2240) – Varga,Kl (2180), Mitropa Cup Women, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.a3 Qa5 8.0-0 (8.Bd2 Qa4 9.c3 Qd1 10.Kd1 b3 11.Be3 Na5) 8...Rc8 (8...Be7 9.Bd2 f6 10.Ra2 Rc8 11.Rb2 Qa4; 8...Nge7 9.Nbd2 Nf5 10.Nb3 Qb6 11.ab4 Bb4) 9.Bd2 Qa4 10.Qc1 ba3 11.Nc3 Qa5.

7.a3 Qc7 8.0-0 Nge7 9.Qd2 Qb6 10.Ra2 Nd4 11.Nd4 Qd4.

7.a3 Nge7 8.0-0 Qc7 (8...Qb6 9.Be3 Qa5 10.Bd2 Nf5 11.Bf5 ef5; 8...Nf5 9.Bf5 ef5 10.c3 bc3 11.Nc3 Be6; 8...Ng6 9.Be3 Qa5 10.Ng5 ba3 11.Qh5 a2) 9.Qd2 Nf5 10.Qf4 Qb6 11.Bf5 ef5.

7.a3 Nge7 8.ab4 Nb4 9.Be2 Nf5 10.c3 Nc6 11.0-0 Be7 12.g4 Nh4 13.Nh4 Bh4 14.f4 Be7 15.Na3 a6 16.Nc2 Rc8 17.f5 0-0 18.Bd3 f6 19.ef6 Bf6 20.Rb1 Na5 21.Ba3 Re8 22.Bc5 b5 23.fe6 Be6 (23...Re6?! 24.Bf5 Qe8 25.Qf3=) 24.Ra1 (24.Nb4 Nc4 25.Bc4 bc4 26.Na6 Qd7+=) 24...Ra8 25.Nb4 Nc4 26.g5 (better is 26.Qf3!? a5 27.Qh3-+) 26...Bg5 27.Qh5 Bh6 (27...g6!? 28.Bg6 hg6 29.Qg6 Kh8+=) 28.Ra6-/+ Qg5 29.Qg5 Bg5 30.Ra8 Ra8 31.Bf5 Bf5 32.Rf5 Ra1 33.Rf1 Rf1 34.Kf1 Ne3 35.Ke2 Kf7 36.Kf3 g6 37.h4 Bh6 38.Na6 Ke6 39.Bb4 Kd7 40.Nc5 Kc8 41.Ne6 Nf5 42.h5 gh5 43.Nf4 Nh4 44.Kg3 Bf4 45.Kf4 Ng6-+ 46.Kg5 h4 47.Bd6 Kb7 48.Bh2 Kb6 49.Kf5 Nf8 0–1. Irmer,Friedrich (2255) – Kesselheim,Peter (2400), RSL2, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Nc6)

7.a3 Nge7 8.ab4 Nb4 9.Be2 Nf5 10.c3 Nc6 11.Bd3 Qc7.

7.a3 Nge7 8.Bd2 ba3 (8...Nf5 9.Bb4 Nb4 10.ab4 Bb4 11.c3 Be7) 9.Na3 Nf5 10.Bf5 ef5 11.0-0 Be6.

7.a3 f5 8.g4 Be7 9.gf5 ef5 10.ab4 Nb4 11.Rg1 g6 12.c3 Nd3 13.Qd3 Qb6 14.Na3 0-0-0 (14...Rc8!? 15.Nb1 Bf8-/+) 15.Bg5 Qb2 16.Nc2 Bb5 17.Qd2 Kb8 18.Rc1 h6 19.Be7 Ne7 20.Nb4 Qb3 21.Qe3 Rc8 22.Qd2 Rc7 23.Qc2 Qc4 24.Qa2 Qa2 25.Na2 Bc4 26.Nb4 a5 27.Nc2 Bb3 28.Kd2 g5 29.Na3 Bc4 30.Ra1 Ba6 31.Rab1 Rhc8 32.Rgc1 Nc6 33.Ne1 f4 34.Nd3 Bd3 35.Kd3 Nb4! 36.Kd2 (36.cb4 Rc1) 36...Na2 37.Nb5 Nc1 38.Nc7 Rc7 39.Rc1 Ka7 40.c4 (better is 40.Rg1!?-/+) 40...dc4-+ 41.d5? (better is 41.Ra1 Ka6 42.e6-+) 41...Rc5 42.Re1 Rd5 43.Kc3 b5 44.e6 Rd8 45.e7 Re8 46.Kd4 Kb6 47.Kd5 c3 0–1. Henriksen,Bo – Pedersen,Hans Dahl, Ringsted1, 1992. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Bd7)

7.Bb2 Nge7 8.h4 Qb6 9.Nbd2 Na5 10.h5 Bb5 11.g4 Nc4 12.Bc1 Nc6 13.Qe2? (better is 13.Nc4 Bc4 14.Bc4 dc4 15.h6-/+) 13...a6?? (13...Nd4!? 14.Nd4 Qd4-+) 14.Nb3 (better is 14.Nc4!? Bc4 15.Bc4 dc4 16.Qc4=) 14...a5 15.a3 (better is 15.Be3!?-/+) 15…Na3 0–1. Serfontein,Jaco – Maggs,Derwent J, RSA–chT U20 Cape Town, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.Nbd2 Qc7 A) 8.Nb3 Nge7 (8...f6 9.Bf4 Rc8 10.0-0 Nge7 11.Qd2 f5) 9.0-0 Nf5 10.a3 Be7 11.Re1 b6; B) 8.Bb2 Nh6 (8...Nge7 9.0-0 Nf5 10.Rb1 Qa5 11.Ra1 Be7) 9.Rc1 Qa5 10.Ra1 Be7 11.0-0 0-0; C) 8.0-0 Nge7 (8...Nh6 9.a3 Nf5 10.Nb3 Be7 11.Re1 b6) 9.Nb3 Nf5 10.a3 Be7 11.Re1 b6.

7.Nbd2 Be7 8.0-0 Qb6 9.Nb3 a5 10.Be3 a4 11.Nc5 Bc5 12.dc5 Qc7 13.Kh1 Nge7 (13...Ne5?! 14.Bf4 f6 15.Ne5 fe5 16.Qh5 Kf8 17.Be5 Qc5 18.Rab1=) 14.Qe2 Ng6 (14...Ne5?! 15.Bf4 f6 16.Ne5 fe5 17.Be5 Qc5 18.Bg7+=) 15.h4 (15.Bg6 hg6 16.Bd2 Qa5-/+) 15...Nce5 16.h5 Nd3 17.cd3 Ne7 18.Rab1 Nc6 19.Nd4 Nd4 20.Bd4 f6 21.Rb4 Kf7 22.Rfb1 Bc6 23.Be3 Rac8 24.h6 g6 25.Qg4 Rhf8 26.d4 Kg8 27.f4 Qf7 28.Rf1 Qe7 29.Bg1 e5 30.f5 Kf7?? 31.Rbb1 Rg8? 32.Rfe1?? Qf8 33.Bh2 Qh6 34.de5 gf5 35.Qf5 d4 36.e6? Ke7 37.Rb2 Rg6 38.Qf4 Qf4 39.Bf4 Rcg8 40.Bd6 Ke8 41.Ree2 d3 42.Rf2 Rg2! (42...Rg2 43.Rg2 Rg2 44.Rg2 d2-+) 0–1. Macicek,Jan (2145) – Geffert,Michal (2090), Karvina op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.Nbd2 Nge7 A) 8.a3 Ng6 (8...Nf5 9.Nb3 Qb6 10.0-0 a5 11.Bf5 ef5) 9.Nb3 Be7 10.0-0 Qc7 11.Qd2 a5; B) 8.Nb3 Nf5 (8...Rc8 9.a3 Qb6 10.0-0 Nf5 11.g4 Nfe7; 8...Qb6 9.0-0 Nf5 10.Bf5 ef5 11.a3 Qc7) 9.Rb1 Qc7 10.0-0 Be7 11.g4 Nh6.

7.Nbd2 Nh6 A) 8.Nb3 Nf5 9.Rb1 Be7 10.0-0 0-0 11.Bf4 f6; B) 8.a3 Nf5 (8...Qb6 9.Nb3 Nf5 10.0-0 a5 11.Bf5 ef5; 8...Rc8 9.Nb3 Nf5 10.0-0 ba3 11.Ba3 Ba3; 8...Qc7 9.0-0 Nf5 10.Nb3 Be7 11.g4 Nh6) 9.Nb3 Qb6 10.0-0 a5 11.Bf5 ef5; C) 8.Rb1 Nf5 (8...Be7 9.Nb3 Nf5 10.0-0 0-0 11.Bf4 a5) 9.Nb3 Qc7 10.0-0 a5 11.Bf5 ef5; D) 8.0-0 Nf5 (8...Be7 9.Nb3 Nf5 10.Rb1 0-0 11.Bf4 f6; 8...Rc8 9.a3 Qb6 10.Nb3 Nf5 11.g4 Nfe7; 8...Qb6 9.Nb3 Nf5 10.a4 Qc7 11.Bd2 Be7) 9.Nb3 Be7 10.Rb1 0-0 11.Bf4 f6.

7.Be3 Be7 A) 8.Nbd2 A1) 8...Nh6 9.Bh6 gh6 10.Qe2 Qb6 11.Qe3 0-0-0 12.0-0 f6 13.Qh6 Rdf8 14.Rac1; A2) 8...Qb6 9.0-0 (9.Nb3 Nh6 10.0-0 Nf5 11.Bf5 ef5 12.Nc5 Qc7 13.Bg5 Bc5 14.dc5; 9.Qc1 Nh6 10.Bh6 gh6 11.Nb3 a5 12.Qh6 a4 13.Nbd2 Nd4 14.0-0) 9...Nh6 10.Nb3 Nf5 11.Bf5 ef5 12.Nc5 Be6 13.Ng5 Bg5 14.Bg5; A3) 8...h5 9.h4 (9.0-0 Nh6 10.Nb3 Nf5 11.Bf5 ef5 12.Ne1 h4 13.Nd3 0-0 14.Qf3; 9.Nb3 Nh6 10.0-0 Nf5 11.Bf5 ef5 12.Ne1 h4 13.Qf3 Be6 14.Nd3; 9.Qe2 Nh6 10.0-0 Nf5 11.Nb3 b6 12.Bf5 ef5 13.Rfc1 Rc8 14.Ne1; 9.Rc1 Nh6 10.0-0 Nf5 11.c4 bc3 12.Rc3 Qa5 13.Qb3 Ne3 14.fe3) 9...Nh6 10.Ng5 Ng4 11.Qf3 0-0 12.Nh7 Re8 13.Ng5 f5 14.Qf4; B) 8.Qe2 B1) 8...Qc7 9.0-0 (9.Nbd2 Nh6 10.Bh6 gh6 11.Qe3 h5 12.Qh6 h4 13.0-0 0-0-0 14.Nb3) 9...Nh6 10.Bh6 gh6 11.Qe3 h5 12.Nbd2 0-0-0 13.Rfc1 Kb8 14.c3; B2) 8...Nh6 9.Bh6 gh6 10.Nbd2 f6 11.Qe3 Qb6 12.Qh6 fe5 13.de5 0-0-0 14.0-0; B3) 8...Qb6 9.Nbd2 (9.c4 Nh6 10.Nbd2 Ng4 11.cd5 ed5 12.Nb3 Ne3 13.Qe3 0-0 14.0-0) 9...Nh6 10.Bh6 gh6 11.Qe3 0-0-0 12.0-0 f6 13.Qh6 Rdf8 14.Rac1; B4) 8...f5 9.h3 (9.0-0 Nh6 10.Nbd2 g5 11.h4 f4 12.Ng5 Bg5 13.hg5 fe3 14.gh6; 9.Nbd2 Nh6 10.Bh6 gh6 11.0-0 Qb6 12.Qe3 0-0-0 13.Rfc1 Kb8 14.Nb3; 9.c4 dc4 10.Bc4 Nh6 11.Bh6 gh6 12.0-0 Na5 13.Nbd2 Nc4 14.Nc4) 9...Nh6 10.0-0 0-0 11.Bh6 gh6 12.c4 Be8 13.Qb2 dc4 14.Bc4; B5) 8...h5 9.0-0 (9.Nbd2 Nh6 10.0-0 Nf5 11.Nb3 b6 12.h3 0-0 13.Rac1 Ne3 14.Qe3; 9.Nfd2 Nh6 10.Qh5 Qb6 11.Nf3 0-0-0 12.Nbd2 g6 13.Qh3 g5 14.Qg3; 9.h3 Nh6 10.0-0 Rc8 11.Bh6 Rh6 12.Nbd2 Kf8 13.Qe3 Kg8 14.Rfe1; 9.c4 dc4 10.Bc4 Nh6 11.Nbd2 Nf5 12.Bd3 Qa5 13.0-0 0-0 14.Be4; 9.c3 Nh6 10.0-0 Qb6 11.cb4 Nb4 12.Nc3 Rc8 13.Bd2 Nd3 14.Qd3) 9...Nh6 10.c3 Qb6 11.cb4 Nb4 12.Nc3 Rc8 13.Bd2 Nd3 14.Qd3; C) 8.a3 C1) 8...Nh6 9.0-0 (9.c3 Qa5 10.0-0 bc3 11.Qb3 Ng4 12.Nc3 Ne3 13.fe3 0-0 14.Nb5; 9.Bh6 gh6 10.ab4 Nb4 11.0-0 0-0 12.Qd2 Nd3 13.cd3 a5 14.Qh6; 9.ab4 Nb4 10.Bh6 gh6 11.0-0 a5 12.Be2 a4 13.Qd2 Qa5 14.Na3) 9...Ng4 10.Bd2 Qb6 11.h3 Nh6 12.ab4 Nb4 13.Bb4 Qb4 14.Nbd2; C2) 8...Qb6 9.0-0 (9.ab4 Nb4 10.0-0 Nh6 11.Bh6 gh6 12.Nc3 Rc8 13.Na4 Qc6 14.Nc5; 9.Qd2 Qa5 10.0-0 Nh6 11.Bh6 gh6 12.a4 Qb6 13.Qh6 Nd4 14.Nbd2) 9...Nh6 10.ab4 Nb4 11.Bh6 gh6 12.Na3 0-0 13.Qd2 Nd3 14.cd3; C3) 8...Qa5 9.0-0 Nh6 10.c3 bc3 11.Qb3 Ng4 12.Nc3 Ne3 13.fe3 0-0 14.Nb5; D) 8.0-0 D1) 8...h5 9.a3 (9.c3 Nh6 10.a3 a5 11.ab4 ab4 12.Ra8 Qa8 13.h3 Qa5 14.cb4; 9.Nfd2 h4 10.h3 Qc7 11.Qg4 g6 12.Nf3 Nh6 13.Bh6 Rh6 14.Rc1; 9.c4 dc4 10.Bc4 Nh6 11.Nbd2 Ng4 12.Ne4 Na5 13.Bd3 Ne3 14.fe3; 9.Nbd2 Nh6 10.Nb3 Nf5 11.Bf5 ef5 12.Nc5 Bc8 13.Rc1 Qa5 14.Ra1; 9.h4 Nh6 10.Ng5 Bg5 11.hg5 Ng4 12.Qf3 Qb6 13.Qf4 0-0 14.Nd2) 9...Nh6 10.c3 a5 11.ab4 ab4 12.Ra8 Qa8 13.Bg5 Bg5 14.Ng5; D2) 8...Qc7 9.Qc1 (9.a3 Nh6 10.c3 b3 11.Qb3 Na5 12.Qc2 Nf5 13.Bf4 h6 14.Nbd2; 9.c3 Nh6 10.a3 Nf5 11.Bf5 ef5 12.cb4 0-0 13.Nc3 Be6 14.Rc1; 9.h3 Nh6 10.Bh6 gh6 11.Qd2 h5 12.Qf4 f5 13.Rc1 0-0-0 14.c3; 9.Nbd2 Nh6 10.Bh6 gh6 11.Qc1 0-0-0 12.Nb3 h5 13.Qh6 Kb8 14.Rfe1; 9.Qd2 h5 10.Rc1 Nh6 11.c3 Qb6 12.Bg5 Rc8 13.Be7 Ne7 14.Rc2) 9...h5 10.Nbd2 Nh6 11.c4 bc3 12.Qc3 Rc8 13.Rfc1 Ng4 14.Bf4; D3) 8...Nh6 9.Bh6 (9.a3 Qb6 10.ab4 Nb4 11.Bh6 gh6 12.Nc3 Rc8 13.Na4 Ba4 14.Ra4; 9.c3 Qb6 10.cb4 Nb4 11.Bh6 gh6 12.Nc3 Rc8 13.Rc1 Nd3 14.Qd3) 9...gh6 10.Nbd2 Qb6 11.Nb3 a5 12.Rb1 Rd8 13.Re1 a4 14.Nc5.

7.Be3 Nge7 A) 8.Qe2 Nf5 9.Bf5 (9.0-0 Be7 10.Bf5 ef5 11.c4 Be6 12.Nbd2 0-0 13.Rac1 Rc8 14.Qd3; 9.a4 Be7 10.0-0 0-0 11.Nbd2 Qb6 12.Nb3 h6 13.a5 Qc7 14.Bd2; 9.c4 Ne3 10.fe3 Be7 11.Nbd2 0-0 12.0-0 Qb6 13.Rac1 f6 14.Nb3) 9...ef5 10.0-0 Be7 11.c4 Be6 12.Nbd2 0-0 13.Rac1 Rc8 14.Qd3; B) 8.c4 dc4 9.Bc4 Rc8 10.0-0 Nf5 11.Nbd2 Be7 12.Bd3 Qa5 13.Qb3 Ne3 14.fe3; C) 8.g3 C1) 8...Qc7 9.Nh4 (9.Qe2 Nf5 10.Bf5 ef5 11.0-0 Be6 12.Ng5 Be7 13.Ne6 fe6 14.Qh5; 9.0-0 Nf5 10.Bf5 ef5 11.Qe2 Rc8 12.Rc1 Be7 13.c4 Be6 14.cd5; 9.Qd2 Nf5 10.0-0 Ne3 11.Qe3 Be7 12.Nbd2 0-0 13.Rfc1 f5 14.Nb3; 9.Bf4 Qb6 10.0-0 Nd4 11.Nbd2 Ng6 12.Be3 Nf3 13.Nf3 Bc5 14.Bc5; 9.Nbd2 Nf5 10.Bf5 ef5 11.Nb3 Be7 12.Nc5 Na5 13.0-0 0-0 14.Qd3) 9...Qb6 10.0-0 g5 11.Nf3 g4 12.Ng5 h5 13.Nd2 Nf5 14.Bf5; C2) 8...Nf5 9.Bf5 (9.Qe2 Be7 10.0-0 0-0 11.Bf5 ef5 12.c4 Be6 13.Nbd2 dc4 14.Nc4; 9.0-0 Ne3 10.fe3 Be7 11.c4 0-0 12.Nbd2 h6 13.Rc1 Rc8 14.Nb3; 9.c4 dc4 10.Bf5 ef5 11.d5 Na5 12.a3 Nb3 13.Ra2 f4 14.gf4) 9...ef5 10.0-0 Be7 11.Nbd2 0-0 12.Nb3 b6 13.Rc1 Rc8 14.Ne1; D) 8.0-0 Nf5 9.Bf5 (9.c4 Ne3 10.fe3 Be7 11.Nbd2 0-0 12.Rc1 Rc8 13.Nb3 Qb6 14.cd5) 9...ef5 10.c4 Be6 11.cd5 Qd5 12.a3 Qa5 13.Qc1 0-0-0 14.Qb2.

7.Be3 Nh6 A) 8.c4 A1) 8...Ng4 9.Bf4 (9.0-0 Ne3 10.fe3 Be7 11.Nbd2 0-0 12.Rc1 Rc8 13.Nb3 dc4 14.Rc4; 9.Nbd2 Ne3 10.fe3 Be7 11.0-0 0-0 12.Rc1 Rc8 13.Nb3 dc4 14.Rc4; 9.cd5 Ne3 10.fe3 ed5 11.0-0 Be7 12.Nbd2 0-0 13.Rc1 Rc8 14.Nb3) 9...dc4 10.Bc4 Be7 11.0-0 0-0 12.Nbd2 Rc8 13.h3 Nh6 14.Bh6; A2) 8...dc4 9.Bc4 Nf5 10.0-0 Be7 11.Nbd2 0-0 12.Bd3 Bc8 13.Be4 Ncd4 14.Nd4; B) 8.0-0 B1) 8...Be7 9.Bh6 (9.a3 Ng4 10.Bd2 Qb6 11.h3 Nh6 12.ab4 Nb4 13.Bb4 Qb4 14.Nbd2) 9...gh6 10.Qc1 Qb6 11.Qh6 Nd4 12.Nbd2 0-0-0 13.Nd4 Qd4 14.Nf3; B2) 8...Nf5 9.Bf5 (9.c4 Ne3 10.fe3 Be7 11.Nbd2 0-0 12.Rc1 Rc8 13.Nb3 dc4 14.Rc4) 9...ef5 10.c3 Be6 11.a3 ba3 12.Na3 Be7 13.Qb1 b6 14.Qb5; C) 8.Nbd2 C1) 8...Be7 9.Bh6 (9.Nb3 Nf5 10.Bf5 ef5 11.Nc5 Bc8 12.0-0 0-0 13.Qd2 b6 14.Nd3) 9...gh6 10.0-0 Qb6 11.Nb3 a5 12.Rb1 h5 13.Nc5 Bc5 14.dc5; C2) 8...Nf5 9.Bg5 (9.Bf5 ef5 10.0-0 Be7 11.Nb3 b6 12.Nc1 0-0 13.Nd3 g5 14.h3; 9.0-0 Be7 10.Bf5 ef5 11.Nb3 b6 12.Nc1 0-0 13.Nd3 g5 14.h3; 9.Qe2 Be7 10.0-0 0-0 11.Nb3 Rc8 12.Rad1 a5 13.h3 h6 14.Bf5; 9.Nb3 Ne3 10.fe3 Be7 11.0-0 0-0 12.Qd2 h6 13.Rac1 Qb6 14.Qe1) 9...Be7 10.Be7 Qe7 11.0-0 0-0 12.Nb3 b6 13.Qd2 a5 14.Bf5; D) 8.Bh6 gh6 9.Nbd2 (9.Qe2 f5 10.Nbd2 Rg8 11.0-0 Qb6 12.Qe3 0-0-0 13.Rfc1 Kb8 14.Rab1; 9.Qc1 f6 10.0-0 fe5 11.de5 Qb6 12.Qf4 0-0-0 13.Nbd2 Bg7 14.Rfe1; 9.Qd2 f6 10.0-0 fe5 11.de5 Qc7 12.Qf4 Bg7 13.Re1 0-0-0 14.Nbd2; 9.c4 dc4 10.Bc4 Qb6 11.Qd3 0-0-0 12.Nbd2 Be8 13.Nb3 a5 14.Rc1; 9.0-0 Qb6 10.c4 Nd4 11.cd5 ed5 12.Nbd2 Ne6 13.Nb3 Nf4 14.Qd2) 9...Qb6 10.Nb3 a5 11.0-0 0-0-0 12.Rb1 a4 13.Nc5 Nd4 14.Nd7.

7.h4 Qb6 8.Be3 h6 9.Nbd2 (9.0-0 Nge7+=) 9...Na5 (9...Nge7 10.Qe2-/+) 10.Qe2+= Rc8 11.h5 a6 12.0-0 Bb5 13.Ne1 (13.Rfc1 Bd3 14.cd3 Rc3+=) 13...Ne7 14.g4 (14.Bb5 Qb5 15.Qb5 ab5+=) 14...Nec6 (14...Bd3 15.Qd3 Rc3 16.Qe2-/+) 15.Nef3 (15.Bb5 Qb5 16.Qb5 ab5-/+) 15...Be7 (15...Bd3 16.cd3 Be7 17.Rfc1-+) 16.Rad1 (16.Bb5!? Qb5 17.Qb5 ab5 18.Nb3-/+) 16...Na7 17.Nb1 Bd3 18.Rd3 Nb5 19.Ne1 (19.Rc1 0-0-+) 19...Nc4 20.f4 (20.c3 0-0-+) 20...Ne3 (20...Qa5 21.f5-+) 21.Qe3 Rc4 22.Kh1 Bd8 23.c3 (23.Nd2 Rd4 24.Rb3 Na3-/+) 23...bc3 24.Nc2 Qa5 25.f5 Bg5 26.Qf3 Qb6 27.a4 Ra4-+ 28.Nc3 Nc3 29.Rc3 0-0 30.fe6 Qe6 31.Rb1 b5 32.Rc5 Rc8 33.Rc8 Qc8 34.Qe2 Ra2 0–1. Hoy,Ralph – Wood,Christopher, Regionalliga SW, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

7.h4 Be7 8.h5-/+.

7.h4 f6 8.ef6 Nf6 9.Nbd2 a6-/+.

7.h4 f6 8.Ng5 f5 (8...fg5 9.Qh5 Ke7 10.Bg5 Nf6 11.Qf3+=) 9.Be3 (9.Be2 Be7-/+) 9...Qb6 (better is 9...a6-/+) 10.Bf5 ef5 11.e6 (11.c3 Nd8 12.Bd2-+) 11...Be6 (better is 11...Bc8 12.Qh5 g6-+) 12.Ne6= Nf6 13.0-0 (13.Nf8 Rf8 14.Qd3 Ne4-/+) 13...g6 (better is 13...Nd8 14.Nf8 Rf8+=) 14.Bf4 Kf7 15.Bc7 (15.Nf8 Rhf8 (15...Kf8 16.Be5 Kg7 17.Bf6 Kf6 18.c3-+) 16.Bh6 Rfe8-+) 15...Qb5 16.Ng5 Kg8 17.Re1 Bh6 18.Nf3? (18.a4 Qc4 19.Re6 Bg5 20.hg5 Ne4-+) 18...Kf7 (better is 18...Kg7-/+) 19.Nbd2 Rhe8 20.a4 Qa6 21.Nb3 b6 22.Ne5 Ne5 23.de5 Ne4 24.Qd5+/- Kg7 25.e6 Nf6?? 26.Be5+- Rad8 27.Bf6 Kf6 28.Qe5 Ke7 29.Qc7 (29.Qc7 Rd7 30.Qd7 Kf8 31.Qf7) 1–0. Barta,Ferenc Jr (2045) – Palinkas,Balazs, Piremon Nyirsegi Torna op (6), 2002. (=1.e4 c5 2.Nf3 e6 3.b4 d5 4.e5 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.h4 f6 8.Rh3 Qc7 9.Bf4 b3 (better is 9...Rc8!?+=) 10.ab3= Nb4 11.c3 Nd3 12.Qd3 Rc8 13.Rg3 f5 14.h5 g6 15.Nh4 Be7 16.hg6 hg6 17.Ng6 Rh1 18.Kd2 Qb6 19.Ne7 Ne7 20.Rh3 Bb5 21.Qg3 (21.Rh1?! Bd3 22.Kd3 Ng6+=) 21...Rf1 (21...Rh3!? 22.Qh3 Bc4+/-) 22.Rh8 Kd7 23.Rh7 Re8 24.Bg5 Ba6 25.Kc2 Re1 26.Kb2 Bc4 27.b4 Bf1 (better is 27...a6!?+/-) 28.Qh4+- Qb5 29.Be7?? (better is 29.Ra7 Qe2 30.Nd2+-) 29...Qe2-+ 30.Ka3 Qa6 31.Kb2 Qe2 32.Ka3 Qa6 33.Kb2 Qe2 ½–½. Benend,Andreas (2225) – Schmid,Michael (2205), Oberliga Baden, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.0-0 Qb6

8.a3 Nd4-/+ 9.ab4 Bb4 10.Nd4 (10.Be3!? Nf3 11.Qf3+=) 10...Qd4-+ 11.c3 Qe5 12.Qb3 Bc5 13.Na3 (13.Ba3 b6-+) 13...Ne7 (13...Nf6 14.g3-+) 14.g3 (14.Qb7 Rb8 15.Qa6 0-0-+) 14...Bc6 15.Nb5 0-0 16.Bf4 Qh5 17.Nd4 Ng6 (17...e5!? 18.Be2 Qg6 19.Be5-+) 18.Be3 Bd4 19.cd4 a6 20.Rfe1 Ne7 21.Be2 Qg6 22.h4 (22.Bd3 Qf6-+) 22...Nf5 23.Bd3 Qf6 24.Rad1 Rfe8 (24...Nd4?! 25.Bd4 Qh6 26.Re5=) 25.Bg5 (25.Qc2 Bb5 26.Bb5 ab5-+) 25...Nd4 26.Bh7 Kh7 27.Qd3 Qf5 28.Qd4 e5 29.Qc5 (29.Qd3 Qd3 30.Rd3 a5-+) 29...f6 30.Bc1 d4 31.f4 Qh3 (31...Bf3!? 32.Rf1 Rac8 33.Qb4-+) 32.Qc2 Kg8 33.Qh2 (33.Qa2 Kh8 34.Qh2 Qh2 35.Kh2 a5-+) 33...Qh2 34.Kh2 ef4 (better is 34...a5!? 35.Kg1-+) 35.Bf4 Re1 36.Re1 Kf7 37.Bc7 Bb5 38.Ba5 Re8 39.Rc1 (39.Re8 Be8 40.Kg2 Ke6-+) 39...Re2 40.Kg1 d3 0–1. Neuberg,Simon – Haas,Frank (2200), Oberliga Sued W, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

8.Bb2 Nge7 9.Nbd2 Nf5 10.Nb3 Be7 11.Re1 0-0 12.Rb1 (12.g4 Nh4-/+) 12...Rac8 13.Qd2 (13.g4 Nh4+=) 13...a5 (13...h5 14.Nc5 Qc7 15.Bf5 ef5 16.e6 Be6 17.Ne6 fe6 18.Re6-/+) 14.Bf5 (better is 14.g4!? Nh6 15.Ng5 Ng4 16.Nh7+=) 14...ef5-+ 15.h3 Be6 16.Re2 a4 17.Nc1 Na5 18.Qd3 (18.Nd3!?-/+) 18...Qc6 19.Ne1 Qc4 20.Qc4 Nc4 (better is 20...dc4!? 21.Nf3-+) 21.Ncd3 h6 (21...Nb2 22.Nb2 Bd7 23.Nbd3-+) 22.Nf3 (22.Bc1 b6+=) 22...g5 23.Rbe1 (23.Bc1!?-/+) 23...Rc7 24.Kh2 (24.Rb1 g4 25.Nfe1 Nb2 26.Rb2 Rc4-+) 24...Rfc8 25.Rc1? (25.Bc1 g4 26.Ng1 h5-+) 25...Nb6 (25...Nb2 26.Nb2 b3 27.ab3 ab3 28.c3 Rc3 29.Rb1-+) 26.Rd2? Nd7 27.Kg1? f6 28.ef6 Bf6 29.Kh2? Be7 30.Kg1 g4 31.hg4 fg4 32.Nfe5?? Bg5 33.f4 gf3! 34.Nf3 Bd2 35.Nd2 Rc2 36.Rd1 Bg4 37.Re1 Rd2 38.Re3 a3 39.Bc1 Rd1 40.Kh2 Rc3 41.Nf2 Re3 42.Nd1 Re1 43.Nf2 Rc1 44.Ng4 h5 45.Nh6 Kh7 46.Nf5 b3! 47.ab3 a2 48.Ng3 a1Q 49.b4 h4 50.Nf5 Rh1 0–1. Schilay,Maria – Majoros,Rozsa, Mureck AUT, EU Ch U9, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

8.Be3 Na5 9.a3 Bb5 10.ab4 Bb4 11.c3 Bd3 12.Qd3 Be7 13.Nbd2 Bd8 14.Rfb1 Qc6 15.Nb3 Nb3 16.Rb3 Ne7 17.Qb1 b6 18.Bc1 Qc8 19.Ba3 Nc6 20.c4 dc4 21.Rc3 Be7 (21...Na5!? 22.Nd2 Qd7+=) 22.Rc4= Qd7 23.Qe4 (23.Be7!? Ne7 24.Qb6=) 23...Rc8+= 24.Be7 Ne7 (24...Ke7 25.Rac1 Na5 26.Qh4 f6 27.Qg3 Rc4 28.Qg7 Kd8 29.Qh8 Kc7 30.Rc4 Nc4 31.ef6+- (31.Qf6?! Kb7+=)) 25.Rca4 (25.Rc8 Nc8 26.Rc1 a5+=) 25...Rc7 26.h4 0-0 27.Ng5 g6 28.Qg4 h5 29.Qe2 Rc1!? 30.Rc1 Qa4 31.Rc7 (better is 31.Qd3!?+=) 31...Nd5-+ 32.Rc2 Qd4 33.Nf3 Qb4 34.g3 a5 35.Ng5 a4 36.Rb2 Qa5 37.g4? a3 (37...a3 38.Rc2 a2 39.Ra2 Nc3 40.Ra5 Ne2 41.Kf1 ba5 42.Ke2 a4-+) 0–1. Kammer,Thomas (1895) – Berreth,Marc (2075), Landesliga Nord, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

8.Be3 Na5 9.Nbd2 Bb5+= 10.c4? (10.Bb5 Qb5 11.Rb1 Qa4+=) 10...Nc4 (10...bc3 11.Nb3-+) 11.Bc4 (11.Qe2!?-/+) 11...dc4-+ (11...Bc4?! 12.Nc4 dc4 13.d5-/+) 12.d5 Bc5 (better is 12...Qa6!? 13.de6 c3 14.ef7 Kf7+=) 13.Bc5+= Qc5 14.Ne4 Qd5 15.Nd6 Ke7 16.Qd5 ed5 17.Nb5 Rd8 18.Nd6 (18.Na7 Ra8 19.Nb5 Ra5+/-) 18...f6 (18...Rd6!? 19.ed6 Kd6=) 19.Nb7+= Rb8 20.Na5 Kd7 (20...Kf7 21.Nc6 Rb6+/-) 21.Rad1 Ke6 22.Rfe1 Ne7 23.Nd4 Kf7 24.e6 Ke8 25.Nac6 Nc6 26.Nc6 Rb6 27.Na7 Ke7 28.Rd5 Rd8 29.Rd7! (29.Rd7 Rd7 30.Nc8 (30.ed7?! Kd7 31.Rd1 Kc7=) 30...Kd8 31.Nb6+- (31.ed7?! Ra6+/-)) 1–0. Sznapik,Krzysztof (2205) – Bencheikh,Ilf (1790), Val Thorens op, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3)

8.Be3 Na5 9.Qe2 Rc8 =.

8.Be3 Be7 9.a3 f5 10.c4 bc3 11.Nc3 Nh6 12.Rb1 Qc7 13.Nb5 Qb8 14.Bh6 gh6 15.Qd2 a6 16.Nc3 Bf8 17.Bf5 Ne7? (17...ef5 18.Nd5 Bg7=) 18.Bg4 Rg8 19.h3 Ng6 20.Rb6 Qc7? (better is 20...Qc8+-) 21.Be6 (21.Be6 Qb6 22.Bg8+-) 1–0. Salguero,Francisco (2300) – Montoro,Gustavo E (2110), Najdorf Festival op, 1998. (=1.Nf3 e6 2.e4 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

8.Be3 Nh6 9.a3 ba3 (9...Ng4 10.ab4 Ne3 11.fe3 Bb4 12.c3+=) 10.Na3= Nb4 (10...Ng4 11.c4=) 11.c4 (11.Bh6 gh6 12.Be2 Qc7+=) 11...Nd3= 12.Qd3 Nf5 (12...Ba3 13.Ra3 dc4 14.Qc4+=) 13.Rfb1 Qc6 14.c5 Qc8 15.Bd2 a6 16.Rb3 Bc6 17.Rab1 (17.Nc2 Be7=) 17...h5 (17...Be7 18.Bg5=) 18.g3 (18.Bg5!?+=) 18...Be7+= 19.h3 Qc7 20.Kg2 Kd7 (20...Qd8 21.Nc2+=) 21.R1b2 Rag8 (21...Ke8 22.Rb6=) 22.Qb1 Ke8 23.Rb7 Bb7 24.Rb7 Qc6 25.Rb6 Qa4 26.Rb8 Bd8 27.Qb6?? (better is 27.Bg5 f6 28.ef6 gf6 29.Bf6+-) 27...Ke7?? (better is 27...Kd7 28.Rb7 Ke8=) 28.Bg5 f6 29.ef6 Kf7 30.Ne5 (30.Ne5 Kf8 31.Qd8 Qe8 32.Qe8) 1–0. Ardelean,G C – Olsson,A, European Youth Chess Championship, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

8.Be3 Nh6 9.c4 bc3+= 10.Nc3 Nb4 (10...Ng4 11.Bd2=) 11.Bh6 gh6 12.Be2 Rc8 13.Qd2 (13.Qb3 Nc6 14.Qb6 ab6+=) 13...Qa5 14.Rfc1 (14.Rfb1 Nc6 15.Rb3 Rg8=) 14...Nc6 15.a3 a6 (15...b6 16.Bd3=) 16.Qe3 (16.Bd3 b6=) 16...Rg8 17.h3 (17.Nd1 Rg4=) 17...h5 (17...Ba3 18.Rc2 Ne7 19.Qd3+=) 18.Nd2 Qd8 19.Nf3 Ne7 (19...Rg6 20.Rc2=) 20.Bd3 Ng6 21.Ne2 Rc1 22.Qc1 (22.Rc1 Qa5=) 22...h6 (22...b5 23.Ng3=) 23.a4 (23.Ng3 Nh4 24.Qf4 Nf3 25.Qf3 Qh4 26.Nh5 Be7= (26...Qd4? 27.Nf6 Kd8 28.Rd1+-)) 23...Qc8 (23...Nh4 24.Nh4 Qh4 25.Rb1 Qh3 26.Ng3 Rg3 27.fg3+/-) 24.Qd2 (24.Qb2 Bc6+=) 24...Bc6 (24...Qd8 25.Rb1 Bc6 26.Ng3+=) 25.a5 (25.Ng3 Kd8+/-) 25...Qd7 (25...Qd8 26.Qc3+=) 26.Rc1 Ba3 27.Rc2 Rh8 28.Qc3 Be7+= 29.Bg6 fg6= 30.Qd3 Rg8 31.h4 Bd8 32.Qd2 g5 33.Ne1 Qc7 34.Ra2 Qf7 35.hg5 Bg5 36.f4 Be7 37.Ra1 h4 38.Kh2 h3! 39.g3 h5 40.Nf3 h4! 41.Rg1 hg3 42.Rg3 Rg3 43.Ng3 Bd8 44.Kh3 Qc7 45.Ng5+= Qa5 46.Qe2= Kd7 47.Qh5 Kc8 48.Nf7 Kb8?? 49.Qh8+= Kc8 50.Nd6 Kb8 ½–½. Ritter Aguilar,J (1900) – Hernando Rodrigo,JA (2310), Cerdanyola del Valles ESP, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

8.Be3 Nh6 9.c4 dc4 10.d5 Qa6 11.dc6 Bc6 12.Be2 Nf5 13.Nbd2 b5 14.Qc2 Ne3 15.fe3 Qa3 16.Kh1 (16.Nb3!?+=) 16...Qe3-/+ 17.Rae1 Qc3 (better is 17...Rc8!?-+) 18.Qb1+= Be7 19.Ne4 Be4 20.Qe4 0-0 21.Qb7 b3 22.ab3 Ba3 23.bc4 (23.Qb5?! cb3 24.Qa4 b2+=) 23...bc4 24.Qe4 h6 25.Bc4 Rad8 (25...Qb4 26.Rb1 Qa4 27.Qf4+-) 26.Re3 Qb4 27.Rb3 Qe7 28.h3 (better is 28.Nd4!? Rc8 29.Bd3 g6+-) 28...Bc5 29.Rb7 Rd7 30.Rd7 Qd7 31.Bd3 g6 32.Rd1 Qe7 33.Qf4 Kg7 34.Nd2 Qg5 35.Qc4 Qe5 36.Nf3 Qe3 37.Qc3 f6 38.Re1+- Qf2 39.Re6 Rf7 40.Qc4 Bb6 41.Qg4 g5 42.Qh5 Bd4 43.Qg6 Kf8 44.Qh6 Rg7 45.Rd6 g4 46.hg4 Be5 47.Rd7 f5 48.Qh8 (48.Qh8 Rg8 49.Qe5 Qh4 50.Nh4 Rg4 51.Qb8) 1–0. Fulea,Dan (2205) – Brittner,Serge (2325), Oberliga Sued W, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

8.Be3 Nh6 9.Bh6 gh6 10.Be2 Bg7 =.

8.Be3 Nge7

9.a3 ba3 10.Na3 Nf5 11.Rb1 Qa5 12.Nb5 Ne3 (better is 12...Nb4 13.Bf5 Bb5+=) 13.fe3+/- a6 14.Nd6 Bd6 15.ed6 b5 (better is 15...f6!? 16.Rb7 Nd8+-) 16.Ng5+- f5 17.Qh5 g6 18.Qh6 0-0-0 19.Nf7 Kb7 20.Nh8 Rh8 21.Qg7 Qd8 (21...Rd8+-) 22.c4 dc4 23.Bc4 Kc8 (23...Qe8 24.d5 ed5 25.Bd5 Kb8+-) 24.d5 (24.d5 Rg8 25.Qa1+-) 1–0. craig4000 – nimzo1, ChessWorld.net, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

9.a3 a6 10.ab4 (10.c4 bc3 11.Nc3 Qc7=) 10...Nb4+= 11.Be2 Rc8 (11...Nf5 12.c3 Nc6 13.Nbd2+=) 12.c3= Nbc6 13.c4 Nf5 14.c5 Qc7 15.Nc3 Be7 16.Bd3 (16.Na4!?=) 16...Ne3+= 17.fe3 Nb4 18.Bb1? (better is 18.Rc1!?+=) 18...b6-+ 19.Na4 (19.Ra3 bc5 20.Ne1 cd4 21.ed4 Nc6-+) 19...bc5 20.dc5 Bc5 21.Nc5 Qc5 22.Nd4 Bb5 23.Re1 Qc3 24.Nb5 ab5 25.Ra7 0-0 26.Qe2 Nc6 27.Rb7 b4 28.Rf1 Ne5 29.Qf2 f5 30.Qg3 Rf7 31.Rf7 Kf7 32.Qg5 h6 33.Qh5 Kg8 34.Qe2 Ng4 35.Re1 Qe5 36.g3 Rc3 37.Bd3 Qc7 38.Qd2 Ne5 39.Be2 Qc5 40.Qd4 Qd4 41.ed4 Nc6 42.Bh5 Nd4 43.Ra1 Kh7 44.Ra4 b3 (44...b3 45.Rd4 Rc1 46.Kf2 b2-+) 0–1. Freyberg,Dominic (1955) – Strumpf,Erik (1840), JBLN Ost, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

9.c4 bc3 10.Nc3 Nb4 11.Rb1 Qa5 12.Bd2 Ng6 (worse is 12...Nd3 13.Ne4 de4 14.Ba5+-) 13.Be2 Rb8 (worse is 13...Na2 14.Nb5 Nb4 15.Nd6 Bd6 16.ed6+-) 14.h4 (14.Rb2 Nc6=) 14...Qd8+= (worse is 14...Na2 15.Nb5 Bb4 16.Nd6 Kf8 17.Rb4 Nb4 18.Qb1+/-) 15.h5 Nh4 16.Nh4 Qh4 17.Nb5 Nc6 (worse is 17...Na2 18.g3 Qd8 19.Qc2+-) 18.Nc7 Kd8 19.g3 Qd4 20.Nb5 Qc5 (worse is 20...Qe5 21.Bf4 Qf5 22.Bb8 Nb8 23.Na7+/-) 21.Bg5 Kc8 22.Qd2 h6 (22...Ne5? 23.Rfc1 Bb5 24.Rb5+-) 23.Rfc1 hg5 24.Rc5 Bc5 25.Qg5 g6 26.Qf6 (26.hg6?! fg6 27.Rc1 b6+/-) 26...Rh7 27.hg6 fg6 28.Qg6 Re7 29.Qg8 Re8 30.Qg7 Kd8 (30...Rd8 31.Rc1 b6 32.Bg4+-) 31.Rc1 (31.Nd6 Re7 32.Qf8 Kc7 33.Nb5 Kb6+-) 31...Be7 32.f4 b6 33.Nd6 Rf8 34.Bg4 Nd4 35.Qg6 a5 36.Rd1 Nf5 37.Nf5 ef5 38.Rd5 (38.Rd5 Kc7 39.Qh7+-) 1–0. Scacco,Mauro (1895) – Rodrigues,Antonio (1765), RI.2006.0.083, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

9.Nbd2 Nf5 10.Rb1 Ne3 (worse is 10...Nfd4 11.Nd4 Ne5 12.N2f3 Nf3 13.Nf3+/- (13.gf3?! Qc7=)) 11.fe3 Be7 12.c4 0-0 13.Rb2 Rac8 14.c5 Qd8 15.Nb3 (15.a3 a5=) 15...a5 16.Qb1 g6 17.Rbf2 Na7 18.h3 Nb5 19.Nh2 Nc3 20.Qc1? (20.Qb2 b6 21.cb6 Qb6+=) 20...h5 (20...a4 21.Na1 b6 22.c6 Rc6 23.Qb2-+) 21.Rf6? (better is 21.Qc2 a4 22.Nc1+=) 21...Bf6 22.Rf6 Bb5 (22...a4!? 23.Na1 Na2 24.Qb2-+) 23.Bb5 Nb5 24.Qc2 Kg7 25.Nf3 Nc3 26.Ng5-/+ Ne4?? 27.Ne4?? de4+= 28.Nd2 b6 29.Ne4 bc5 30.Ng5? cd4-+ 31.Ne6? Kh8 32.Qe4 fe6 33.Rg6 Rf5 34.Rh6 Kg7 35.Re6 Rc1 36.Kh2 Qg5 37.Rd6 h4 38.Rd7 Kh6 39.Rd6 Kh5 40.Qg4 Qg4 41.hg4 0–1. Dankert,Peter (2360) – Breyther,Ruediger, GER–chT N, 1979. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.Bd3 Nc6 7.0-0 Qb6 8.Be3 Nge7)

9.Nbd2 Nf5 10.Nb3 Be7 11.Bf5 ef5 12.Bg5 0-0 13.h4 Be6 14.g3 (14.Be7 Ne7 15.Nc5 Qc6+=) 14...a5 15.Kg2 a4 16.Be7 Ne7 17.Nc5 h6 18.Rh1 Qc6 19.Rb1 Rfc8 20.c3? (better is 20.Rb4 b6 21.Ne6 Qe6 22.Qd3=) 20...b6-+ (20...bc3?! 21.Rb7 Ng6 22.Qc2=) 21.Ne6 fe6?? (better is 21...bc3 22.Nd8 Rd8-+) 22.Rb4 b5 23.Qe2 Rab8 24.Rhb1 Qc3 25.Rb5 Rb5 26.Qb5 Qc4 (better is 26...Qc6!? 27.Qc6 Rc6=) 27.Qd7+/- Kf7 28.Rb7 Re8 29.a3 f4 30.g4 Qc2 31.h5+- g6? 32.Rb6 Qc8 33.hg6 Kf8 34.Qe6 Qe6 35.Re6 Rc8 36.Ra6 Rc6 37.Rc6 Nc6 38.Kf1 Kg7 39.Ke2 Kg6 40.Kd3 h5 41.Nh4 Kg5 42.gh5 Kh4?? 43.h6 Ne7 44.h7 Ng6 45.e6 Kg5 46.e7! f3 47.e8Q Nf4 1–0. Macicek,Jan (2145) – Bochenek,Andrzej (1785), Karvina op, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Qb6)

9.Nbd2 Nf5 10.Bf5 ef5 11.g3 (11.Rb1 Qa6-/+; 11.a3 Qc7) 11...Be7-/+ (11...Rc8-/+) 12.Nb3 0-0 13.Qd3 (13.Bg5 f6 14.ef6 Bf6 15.Bf6 Rf6-/+ (15...gf6?! 16.Nc5 Qc7 17.Qd2=)) 13...Na5 (13...Rfe8 14.Rfb1-/+) 14.Rfb1 Nb3 15.Rb3 Rfc8 16.a3 (16.Bg5 Bg5 17.Ng5 Rc4-/+) 16...Ba4-+ 17.Rb2 Bb5 (17...Qc7 18.ab4 Bc2 19.Qd2-/+) 18.Qf5-/+ ba3 19.Rb3 a6 (19...g6!? 20.Qf4 Rc2-+) 20.Bc1-/+ Qc6 21.Ba3 Ba3 22.Raa3 (22.Ng5 h6 23.Qf7 Kh8 24.Raa3 Rf8-/+ (24...hg5?? 25.g4 Qh6 26.Rh3+-)) 22...g6-/+ (22...Qc2? 23.Qc2 Rc2 24.Rb5+-) 23.Qf6 (23.Qf4 Qc2 24.Kg2 Qe2+=) 23...Qc2+= 24.e6?? (better is 24.Rb5 ab5 25.e6+=) 24...Qd1 25.Ne1 0–1. Panchenko,Alexander N (2465) – Eljanov,Pavel (2155), Yalta op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Nc6 6.Bd3 Bd7 7.0-0 Qb6 8.Be3 Nge7)

7.0-0 Be7

8.a3 ba3 9.c3 (9.Na3 a6 (9...Nb4 10.Be2 Ba4 11.Bd2 Qc8 12.Bb4 Bb4 13.Qb1 a5 14.c3 Ba3=; 9...a5 10.c3 a4 11.Qc2 Na5 12.Ra2 h6 13.Be3 Qc8 14.Rb1 Nb3=; 9...Qc7 10.Bd2 Nb4 11.Nb5 Bb5 12.Bb5 Nc6 13.Ba5 Qc8 14.Bd2 a6+=; 9...Qb6 10.Rb1 Qa5 11.Rb3 Nb4 12.Qd2 Qa4 13.Be2 Rc8 14.Bd1 Na2+=) 10.Be3 Nb4 11.Be2 b5 12.Qd2 Nc6 13.Rfc1 b4 14.Nb1 Na5+=; 9.Ba3 a6 (9...Nb4 10.Bb4 Bb4 11.c3 Be7 12.Nbd2 Qc7 13.Qc2 Nh6 14.Rfc1 a5=; 9...b5 10.c3 b4 11.cb4 Nb4 12.Nc3 a5 13.Qb1 Nh6 14.Rc1 Rb8+=; 9...Nh6 10.Be7 Qe7 11.Nbd2 Nb4 12.Qb1 b6 13.c4 Nd3 14.Qd3 0-0+=; 9...Qc7 10.c4 dc4 11.Bc4 Nb4 12.Qe2 Bc6 13.Rc1 a5 14.Bb4 Bb4+=) 10.Nbd2 Nb4 11.Bb4 Bb4 12.Qb1 a5 13.Rc1 Rc8 14.Qb3 Rc3+=) 9...a6 (9...b5 10.Ba3 b4 11.cb4 Nb4 12.Bb4 Bb4 13.Ra6 Qc7 14.Ng5 Be7=; 9...Qa5 10.Ba3 Qc7 11.Nbd2 f6 12.Re1 fe5 13.de5 Ba3 14.Ra3 Nge7=; 9...a2 10.Ra2 Qc7 11.Na3 a6 12.Qc2 h6 13.Bd2 Na5 14.Rfa1 Ba3=; 9...Rc8 10.Na3 a6 11.Be3 Na5 12.Qc2 Qc7 13.Rfc1 Ba3 14.Ra3 Nc4=) 10.Ba3 Ba3 (10...Qc7 11.Qc2= h6 12.Nbd2 Ba3 13.Ra3 Nge7 14.Rb1 0-0=) 11.Ra3 (11.Na3 b5+= 12.Nc2 Nge7 13.Nb4 Qc8 14.Ra3 a5=) 11...Rc8 (11...Nge7 12.Nbd2= Ng6 13.c4 Nf4 14.Qb1 Nd3+=) 12.Nbd2 (12.Qb3 Qc7 13.Nbd2 Na7 14.c4 dc4=) 12...Na5 (12...Na7!?= 13.c4 dc4 14.Nc4 Nb5=) 13.Qa1+= Nc4 (13...Nc6!?+= 14.Rb1 Rc7+=) 14.Bc4+/- dc4 15.Ne4 Rc7 (15...Rc6 16.Nfd2+/-) 16.Nd6 Kf8 17.Nd2 Ne7 18.N2c4 Nc8 19.Nc8 Rc4 (19...Bb5 20.N8d6 Bc4 21.Rb1+-) 20.Nd6+- Rc7 21.c4 Bc6 (21...Kg8 22.Rd1+-) 22.Rd1 g6 (22...Kg8 23.Rc3+-) 23.d5 Bd7 (23...Be8+-) 24.Rf3 Bc8 25.de6 Be6 26.Nf7 Qd1 27.Qd1 Rf7 28.Qd8 Kg7 29.Rf7 Bf7 30.Qf6 Kg8 31.e6 Be8 32.Qe7 (32.Qe7 h5 33.Qe8 Kg7 34.Qh8 Kh8 35.e7+-) 1–0. Janev,E (2510) – Fernandez Borrego,Pablo, XVIII Open, Ferrol ESP, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Nc6)

8.a3 Qa5 A) 9.Qe2 a6 (9...Qb6 10.Be3 Rc8 11.Rc1 Qa5 12.a4 f6 13.Nbd2 Qc7 14.Bf4 Nh6+=; 9...f6 10.Nbd2 ba3 11.Nb3 Qc7 12.Ba3 Ba3 13.Ra3 fe5 14.Ne5 Ne5=; 9...Qc7 10.Bd2 Qb6 11.ab4 Nb4 12.Bb4 Qb4 13.c3 Qb6 14.Nbd2 Bc6=; 9...Rc8 10.Nbd2 a6 11.Nb3 Qc7 12.Bg5 Bf8 13.Bc1 Nge7 14.Ng5 Nf5+=) 10.Bb2 Qb6 11.c4 bc3 12.Bc3 Rc8 13.Ra2 Nh6 14.Rb2 Qa7+=; B) 9.Bd2+= Qa4 (9...f6 10.Ra2 Rc8 11.Rb2 Qc7 12.ab4 fe5 13.de5 Ne5 14.Bf4 Nf3+=; 9...Rc8 10.c3 f6 11.Qb3 bc3 12.Nc3 Qc7 13.Nb5 Qb8 14.Rac1 fe5=; 9...h6 10.c3 Rc8 11.Qb3 Qb6 12.ab4 a6 13.Be3 Na7 14.Na3 Nb5+/-; 9...Qb6 10.Bb4 Nd4 11.Nbd2 Nf3 12.Nf3 Rc8 13.Rb1 Qc7 14.Re1 a5+=) 10.c4 Qd1 11.Rd1 dc4 12.Bc4 Na5 13.Bd3 Nb3 14.Ra2 Nd2-/+; C) 9.Qd2 Qb6 (9...Nh6 10.c3 bc3 11.Qc3 Nf5 12.Bf5 ef5 13.Qb3 Rd8 14.Bd2 Qa6+=; 9...f6 10.Qe2 Rc8 11.Re1 a6 12.Qe3 Qb6 13.ef6 Nf6 14.Nbd2 Ng4-/+; 9...Rc8 10.Qf4 f6 11.Qg4 g6 12.Qh3 Kf7 13.Nbd2 fe5 14.Nb3 Qc7=; 9...h6 10.Qf4 Rc8 11.Qg4 Bf8 12.Bb2 Qc7 13.ab4 Nb4 14.Ba3 Nd3=) 10.Be2 b3 11.c4 dc4 12.Bc4 Rc8 13.Be2 Nh6 14.Nc3 Nf5-/+; D) 9.Re1 b5 (9...a6 10.Bb2 Qb6 11.ab4 Nb4 12.Ba3 Nd3 13.Qd3 Bb5 14.Qd2 Bc4+=; 9...h6 10.Bb2 Qb6 11.a4 Rc8 12.Nbd2 Qa5 13.Rc1 Nb8 14.Nb3 Qd8+=; 9...Rc8 10.Re2 Bf8 11.Bb2 Qb6 12.c4 bc3 13.Bc3 Nge7 14.Rb2 Qc7+=; 9...f6 10.Bb2 Qb6 11.ab4 Nb4 12.Be2 Nc6 13.Ba3 fe5 14.de5 Ba3+=) 10.Nfd2 a6 11.Qg4 Bf8 12.Nb3 Qc7 13.Bg5 ba3 14.Na3 Ra7+=.

8.a3 Qc7 A) 9.Qe2 a6 (9...Qb6 10.Be3 Rc8 11.Rc1 Qa5 12.a4 f6 13.Nbd2 Qc7 14.c4 bc3=; 9...b6 10.Rd1 Rc8 11.Bd2 a5 12.Be3 ba3 13.Na3 Nb4 14.Nb5 Qb7+=; 9...ba3 10.Ba3 Nb4 11.Rc1 Nd3 12.cd3 Qd8 13.Qb2 Qb6 14.Qd2 a5=) 10.Bd2 b5 11.ab4 Nb4 12.Rc1 Nd3 13.cd3 Qb7 14.Bg5 f6-/+; B) 9.Bf4 b6 (9...Qb6 10.Be3 Rc8 11.Nfd2 Bf8 12.Nb3 ba3 13.c4 Na5 14.Na5 Qa5=; 9...Qa5 10.Qc1 Qb6 11.Be3 f6 12.Rd1 b3 13.cb3 Qb3 14.Nc3 Rc8+=; 9...a6 10.a4 Rc8 11.Nbd2 g5 12.Bg5 Nd4 13.Be7 Nf3 14.Qf3 Ne7=; 9...h6 10.Bd2 Qb6 11.Bb4 Nd4 12.Nbd2 Nf3 13.Nf3 Rc8 14.Rb1 Qc7+=) 10.Re1 a6 11.Qd2 b5 12.Bg5 Qa5 13.Be7 Nge7 14.Qg5 0-0+=; C) 9.Bd2 a6 (9...Qb6 10.Bb4 Nd4 11.Nbd2 Nf3 12.Nf3 Rc8 13.Rb1 Qc7 14.Re1 a5+=; 9...Qa5 10.c3 bc3 11.Nc3 Rc8 12.Qb3 Qd8 13.Rfc1 Na5 14.Qb1 Nc4=; 9...a5 10.c3 Rc8 11.cb4 ab4 12.a4 Na5 13.Re1 Nc4 14.Qb3 Ra8+=; 9...h6 10.ab4 Nb4 11.Bb4 Bb4 12.c3 Ba5 13.Qb3 a6 14.Qa2 b6+=) 10.Qc1 b5 11.ab4 Nb4 12.Bb4 Bb4 13.Qg5 g6 14.Qc1 Ne7+=; D) 9.Be3 a6 (9...f6 10.Re1 Qa5 11.Qc1 fe5 12.de5 Qc7 13.Qb2 b6 14.c4 bc3=; 9...h6 10.Nfd2 ba3 11.Na3 Nb4 12.Be2 a6 13.c4 dc4 14.Bc4 Nd5+=; 9...Qa5 10.Qc1 Qb6 11.c4 bc3 12.Nc3 Rc8 13.Rb1 Qc7 14.Qb2 a6=; 9...Qb6 10.Nfd2 Rc8 11.Re1 Nh6 12.ab4 Nb4 13.Bh6 Nd3 14.cd3 gh6+=) 10.Nfd2 f6 11.Qh5 Kf8 12.Qf3 ba3 13.Na3 Nb4 14.Be2 Nc2+=.

8.c4 bc3 9.Nc3 a6 10.Rb1 b5 11.Be3 Rc8 12.a4 (12.Bd2!?+=) 12...Nb4-/+ 13.Ne2 ba4 14.Nf4 a5 15.Qe2 Nh6 (15...a3!?-/+) 16.Nh5= Kf8 17.Bh6 gh6 18.Qd2 Bg5 (18...Nd3?? 19.Qh6 (19.Qd3?! Ke8+=) 19...Ke8 20.Ng7 Kf8 21.Ne6 Ke8 22.Nd8 Bd8 23.Qg7+-) 19.Ng5 (better is 19.Qd1!?=) 19...Qg5-/+ (worse is 19...hg5 20.Nf6 h6 21.f4+= (worse is 21.Nd7 Qd7 22.f4 gf4+=)) 20.Qg5 (20.Qd1!? Nd3 21.f4-/+) 20...hg5-+ 21.Bh7? (better is 21.Nf6 Nd3 22.Nd7 Kg7 23.Rfd1-+) 21...Bb5 (21...Rh7?! 22.Nf6 Rh4 23.Nd7 Ke7 24.Nb6-+) 22.Rfc1 (22.Nf6 Bf1 23.Kf1 Rc4-+) 22...Rc1 23.Rc1 Bc4 (better is 23...Rh7 24.Rc8 Ke7-+) 24.Nf6 Ke7 25.Ra1 Bb3 26.Rc1 a3 27.Rc7 Kd8 28.Rc1 a2 29.h3 Rh7! 30.Nh7 Bc2 31.Ra1 Bb1 32.Ng5 Nc2 33.Ra2 Ba2 34.Nf7 Ke7 35.Nd6 Nd4 36.Nb7 a4 37.Nc5 a3 38.h4 Bc4 0–1. Plantet,Marc – Bouabdellah,Rachid, Saint Quentin opB, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Be7)

8.Be3 Qa5 A) 9.Re1 Rd8 (9...Rc8 10.Nbd2 Qa3 11.Nb3 a6 12.Ng5 h5 13.Qf3 Nh6 14.Qh5 g6=; 9...Rb8 10.Qe2 Rc8 11.Rc1 f6 12.Nbd2 Qc7 13.c4 bc3 14.Rc3 Bb4=; 9...h6 10.Nbd2 Rc8 11.Nb3 Qa4 12.Nfd2 f6 13.Qh5 Kf8 14.Nf3 b6+=; 9...Qc7 10.Nfd2 f6 11.Qh5 Kf8 12.Nf3 Be8 13.Qh3 fe5 14.de5 Bf7) 10.Nbd2 Rc8 11.Nb3 Qc7 12.Rc1 Na5 13.Na5 Qa5 14.Qe2 Rc3+=; B) 9.Qe2 f6 (9...Rc8 10.Nbd2 f6 11.Bf4 f5 12.Nb3 Qc7 13.Rfc1 a6 14.Rab1 h6=; 9...Rd8 10.Nbd2 Rc8 11.Nb3 Qc7 12.Rab1 f6 13.Bf4 f5 14.Rfc1 a6=; 9...h6 10.Nbd2 Rc8 11.Nb3 Qc7 12.Rab1 a5 13.Rfc1 a4 14.Nbd2 Nd8=; 9...Rb8 10.Rc1 Rc8 11.Nbd2 f6 12.Bf4 Qa3 13.Nb3 f5 14.Be3 Nd8=) 10.Nbd2 Rc8 11.Bf4 f5 12.Rfb1 Qc7 13.Be3 Na5 14.Rb2 Nc4+=; C) 9.Qd2 b5 (9...f6 10.Qe2 Rc8 11.Rc1 fe5 12.Ne5 Ne5 13.de5 g6 14.Nd2 b6+=; 9...Rd8 10.c4 bc3 11.Nc3 Rc8 12.Ne2 Bb4 13.Qb2 Qa3 14.Qb3 f6+=; 9...Rc8 10.Rc1 f6 11.Qe2 Nh6 12.Bh6 gh6 13.c4 bc3 14.Nc3 0-0=; 9...Qc7 10.c4 bc3 11.Nc3 Rc8 12.Nb5 Qd8 13.Rab1 a6 14.Nc3 b5+=) 10.Rc1 a6 11.c3 Rc8 12.Rc2 f6 13.Rc1 fe5 14.de5 bc3+=; D) 9.Nbd2 f6 (9...Qa3 10.Nb3 Rc8 11.Ng5 Nh6 12.Qf3 Nd8 13.Nh3 Nf5 14.Bf5 ef5=; 9...Rc8 10.Nb3 Qa3 11.Ng5 h5 12.Qf3 Nh6 13.Qh5 g6 14.Qh3 Rc7=; 9...h6 10.Nb3 Qa3 11.Bb5 Qb2 12.c4 a6 13.cd5 ab5 14.Rb1 Qa3=; 9...Rd8 10.Nb3 Qa4 11.Ng5 Nh6 12.Qh5 Na5 13.Na5 Qa5 14.Rfb1 Rb8=) 10.Bf4 Rc8 11.Nb3 Qa4 12.Re1 Nd8 13.Qe2 f5 14.Bg5 b6=.

8.Be3 Qc7 A) 9.a3 b6 (9...Qa5 10.Qc1 f6 11.Re1 fe5 12.de5 b5 13.Qb2 a6 14.c3 bc3=; 9...f6 10.Qd2 fe5 11.de5 ba3 12.Na3 Ne5 13.Ne5 Qe5 14.Bd4 Qg5=; 9...a6 10.Nfd2 f6 11.Qh5 Kf8 12.Qf3 ba3 13.Na3 Nb4 14.Be2 Nc2+=; 9...h6 10.Bd2 Qb6 11.Bb4 Nd4 12.Nbd2 Nf3 13.Nf3 Rc8 14.Rb1 Qc7+=) 10.Nfd2 a6 11.c4 bc3 12.Nc3 Ne5 13.Nd5 ed5 14.de5 Qe5+=; B) 9.Re1 Rc8 (9...Rd8 10.Nbd2 Rc8 11.Rb1 Qa5 12.Qc1 f6 13.Bf4 f5 14.Qb2 h6=; 9...f6 10.Nbd2 Rc8 11.Rb1 fe5 12.Ne5 Nf6 13.Bf4 Bd6 14.Nb3 0-0=; 9...a6 10.Nbd2 Rc8 11.Rb1 Qa5 12.Qc1 b5 13.Qb2 Qc7 14.Rec1 Na5+=; 9...b5 10.Nbd2 a6 11.Rc1 Qa5 12.Nb3 Qa4 13.Ra1 h6 14.Nfd2 Rc8=) 10.Bd2 a6 11.c3 Qb6 12.Qb3 Bd8 13.Rc1 bc3 14.Bc3 Qb3+=; C) 9.a4 h6 (9...f6 10.Re1 Rc8 11.Nbd2 fe5 12.Ne5 Nf6 13.Bf4 Bd6 14.Nc6 Bf4=; 9...Rd8 10.Nbd2 Rc8 11.Nb3 f5 12.Re1 Na5 13.Na5 Qa5 14.Nd2 Rc3=; 9...Rc8 10.Re1 f6 11.Nbd2 fe5 12.Ne5 Nf6 13.Bf4 Bd6 14.Nc6 Bf4=; 9...Qa5 10.Nbd2 Rc8 11.Rc1 f6 12.Nb3 Qc7 13.Re1 Na5 14.Na5 Qa5=) 10.Nbd2 Na5 11.Ne1 Rc8 12.Qg4 Bf8 13.Qf3 Ne7 14.Ra2 Nc4-/+; D) 9.Nbd2 h6 (9...Rd8 10.Rb1 Rc8 11.Re1 Qa5 12.Qc1 a6 13.Qb2 b5 14.Nb3 Qc7+=; 9...f6 10.Re1 Rc8 11.Rb1 fe5 12.Ne5 Nf6 13.Bf4 Bd6 14.Ndf3 0-0=; 9...Rc8 10.Rb1 Qa5 11.Ra1 Qa3 12.Nb3 h6 13.Bb5 Ne5 14.Bc1 Nf3=; 9...Rb8 10.Rc1 Qa5 11.Ra1 Rc8 12.Nb3 Qc7 13.Rc1 Na5 14.Na5 Qa5+=) 10.Rb1 Qa5 11.Rb2 Qa3 12.Qb1 Rc8 13.Rc1 Na5 14.Qa1 b5+=.

8.Be3 Rc8 A) 9.Re1 Qc7 (9...Qa5 10.Nbd2 Qa3 11.Nb3 Qa4 12.Ng5 Nd8 13.Qe2 Nh6 14.Nh7 Nf5+=; 9...f6 10.Nbd2 Qc7 11.Bf4 f5 12.Rb1 Qa5 13.Qc1 Qa4 14.Qb2 h6=; 9...h6 10.Nbd2 Qa5 11.Nb3 Qa4 12.Nfd2 f6 13.Qh5 Kf8 14.Nf3 Rc7+=; 9...Qb6 10.Nbd2 Qc7 11.Rb1 Qa5 12.Qc1 f6 13.Bf4 f5 14.Qb2 h6=) 10.a3 Qa5 11.Bc1 a6 12.Re2 Qb6 13.Be3 ba3 14.Na3 Nb4-/+; B) 9.a4 f6 (9...Qc7 10.Nbd2 f6 11.Re1 fe5 12.Ne5 Nf6 13.Bf4 Bd6 14.Nc6 Bf4=; 9...h6 10.Nbd2 Qc7 11.Rb1 Nb8 12.Ra1 Na6 13.Ne1 Qc3 14.Nb3 Nc7+=; 9...Qa5 10.Nbd2 Qc7 11.Re1 h6 12.Re2 g5 13.Rb1 Kd8 14.Nb3 g4=; 9...Qb6 10.Nbd2 Qc7 11.Nb3 f6 12.Re1 fe5 13.Ne5 Nf6 14.Bf4 Ne5=) 10.Re1 fe5 11.Ne5 Nf6 12.Nd2 0-0 13.Ndf3 Bd6 14.Bg5 Qc7+=; C) 9.Nfd2 Qb6 (9...Qc7 10.a3 a6 11.Qg4 g6 12.Nf3 Qa5 13.Bg5 f6 14.ef6 Nf6+=; 9...Nh6 10.Bh6 gh6 11.Nf3 Qb6 12.Be2 0-0 13.a3 f6 14.ab4 Qb4+=; 9...Bf8 10.a3 Qb6 11.Nb3 ba3 12.c4 Na5 13.Na5 Qa5 14.c5 a2+=; 9...Qa5 10.Nb3 Qc7 11.a3 a6 12.Qg4 g6 13.Qg3 ba3 14.Na3 Nb4+=) 10.a4 Qc7 11.Qg4 Bf8 12.Rc1 Nge7 13.Qf3 Na5 14.c4 b3+=; D) 9.Nbd2 h6 (9...f6 10.Re1 Qc7 11.Bf4 f5 12.Rb1 Qa5 13.Qc1 Qb6 14.Nb3 Qc7=; 9...Qa5 10.Nb3 Qc7 11.Rb1 f6 12.Bf4 f5 13.Rc1 Na5 14.Bg5 Nc4+=; 9...Qb6 10.Qe2 f5 11.Nb3 a5 12.Rab1 a4 13.Nbd2 Qa7 14.Rfc1 Qa5=; 9...Qc7 10.Rb1 Qa5 11.Ra1 Qa3 12.Nb3 h6 13.Bc1 Qa4 14.Be3 a6+=) 10.Qe2 Qa5 11.Rfb1 Qc7 12.Rc1 f6 13.Bg6 Kd8 14.Bd3 g5+=.

8.a3 Qb6

9.ab4 Nb4 10.Be2 Bb5 11.Be3 Be2 12.Qe2 Qc6 13.c3 Na6 14.Nbd2 b5 +=.

9.Be2 Rc8 (9...Qa5 10.Bb2 Qc7 11.ab4 Nb4 12.c3 Nc6 13.Ba3 a6 14.Nbd2 Ba3+=; 9...Qc7 10.ab4 Nb4 11.c3 Nc6 12.Na3 a6 13.c4 dc4 14.Nc4 b5=; 9...f6 10.ab4 fe5 11.de5 Qb4 12.Na3 Ne5 13.Ne5 Qc3 14.Nb5 Qe5=; 9...a5 10.Be3 Qc7 11.ab4 Nb4 12.Na3 a4 13.Qd2 Rc8 14.Rfb1 Nc2=) 10.ab4 Nb4 11.c3 Nc6 12.Ba3 f6 13.Nbd2 fe5 14.de5 Ba3 +=.

9.Be3 Qa5 10.Qc1 Qc7 11.Bg5 f6 12.Bf4 g5 13.ef6 Qf4 14.Qf4 gf4 +=.

9.Be3 Qc7 10.Qd2 Qa5 11.Re1 Rc8 12.Ra2 Rc7 13.Rc1 f6 14.Bf4 Rc8 +=.

9.Be3 Rc8 10.c3 bc3 11.Nc3 Na5 12.Rb1 Qc7 13.Nb5 Qb8 14.Ng5 (14.Bg5 Bf8+=) 14...a6-/+ 15.Qf3 Nh6 (15...Bb5?? 16.Bb5 ab5 17.Qf7 Kd8 18.Qg7+- (18.Ne6?! Kd7+-)) 16.Nd6 Bd6 17.ed6 Qd6 18.Bf4 Qe7 (worse is 18...Qa3 19.Ne6 Nf5 20.Ng7 Ng7 21.Rfe1 Ne6 22.Re6 fe6 23.Bg6 hg6 24.Qa3+/-) 19.Nh7 Bc6 (worse is 19...Qa3 20.Bh6 Rh7 21.Bc1 Rc1 22.Rfc1+=) 20.Bg5 f6 21.Bh6 gh6 22.Nf6 Kd8 23.Ng4 Nc4 (23...Qa3? 24.Qf6 Kc7 25.Ne5+-) 24.Bc4 dc4 25.Qh3 (25.Qc3 Bd5+=) 25...Rg8 26.f3 Qg5 27.Qh6 Bd5 28.Qh7 (28.Qg5 Rg5 29.Ne5 Rg7+/-) 28...Rc7+= 29.Qh6 Qf5?? (29...Rc8!?=) 30.Rbe1 (30.Nf6 Rcg7 31.Ng8 Rg8+-) 30...Rh7? 31.Qd2?? Kc8 32.Re5+/- Qf8 33.Qb2 Rc7 34.Qc3 Qf4 35.Qe3 Qf8 36.Rc1 Rc6 37.Qh6 Qa3= 38.Qe3 Qb2 39.Re1?? Rg4!-+ (39...Rg4 40.Re2 Qb1 41.Re1 Qc2-+) 0–1. Arce Balluerca,Oscar (2035) – Unanua Garcia,Pedro (2100), Vasco–chT Pais Vasco, 2009. (=1.e4 e6 2.e5 d5 3.Nf3 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Be7)

9.Be3 Rc8 10.Nfd2 Bf8 11.Nb3 ba3 12.c4 Na5 13.Na5 Qa5 14.c5 a2 +=.

9.Be3 f6 10.ab4 Nb4 11.Be2 Bb5 12.Na3 Be2 13.Qe2 Nc6 14.Nb5 Nb4 =.

9.Be3 h6 10.Nfd2 Rc8 11.Qg4 g6 12.Re1 h5 13.Qd1 Nh6 14.ab4 Nb4 +=.

9.Kh1 a6 (9...f6 10.ab4 Nb4 11.Be2 Rc8 12.Na3 Ba4 13.ef6 gf6 14.Ne1 Qc6+=; 9...h6 10.Be2 Qa5 11.Bb2 Qc7 12.ab4 Nb4 13.c3 Nc6 14.Nbd2 Na5+=; 9...Rc8 10.Be2 Qa5 11.Bb2 Qc7 12.ab4 Nb4 13.c3 Nc6 14.Ba3 a6+=; 9...Rb8 10.ab4 Nb4 11.Be2 Bb5 12.Bb5 Qb5 13.Be3 Qc6 14.c3 Na6+=) 10.Be3 Qa5 11.Nbd2 ba3 12.Nb3 Qa4 13.Bg5 f6 14.ef6 gf6-/+.

7.0-0 Nge7

8.a3 Qb6 9.ab4 Nd4 (worse is 9...Qb4 10.Ba3 Qb6 11.Bc5=) 10.c3 Nf3 11.Qf3 Ng6 12.Qe2 Qc7 13.f4 Be7 14.Be3 a6 15.Bd4 0-0 16.Nd2 Nh4 17.Rfc1 Nf5 18.Nb3 Nd4 19.cd4 Qb6 20.Nc5 Rfd8 21.Rab1 Rac8 22.Rc3 h6 23.Bc2 f5 24.g4 Kh8 25.Qg2 Rc7 26.Kh1 Bf8 27.Rh3 Bb5 (better is 27...Bc8!?+=) 28.gf5+/- ef5 29.Bf5 (29.Bf5 Rb8 A) 30.Qd5?? Bc6 31.Qc6 Qc6 32.Be4 Qb5-+ (32...Bc5 33.Bc6 Bd4 34.Be4+=); B) 30.Rg1 Bc5 31.bc5+- (31.dc5?! Qc6+/-)) 1-0. Rohde,Matse (2225) - Friedrich,Fritz (2200), remoteschach.de, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Nge7)

8.a3 Nf5 9.Bb2 (9.c3 a5+=) 9...Be7 (9...Qb6 10.ab4 Nb4 11.Bf5 ef5 12.c3+=) 10.ab4+= Nb4 11.Be2 (11.Bf5 ef5 12.c3 Na6+=) 11...0-0 12.c3 Nc6 13.Bd3 (13.Nbd2-/+) 13...f6 (13...a5 14.g4 Nh4 15.Nh4 Bh4 16.Nd2-/+) 14.Ba3 (14.Bf5!? ef5 15.Qb3+=) 14...fe5-/+ 15.de5 Rc8 (15...a5 16.Nbd2-/+) 16.Nbd2 (16.Be7 Qe7 (worse is 16...Nce7 17.Ra7 Qb6 18.Ra2+=) 17.Nbd2 Be8-/+) 16...Be8 (16...Ba3 17.Ra3 Qe7 18.Ra1-/+) 17.Nd4 (17.Qb3!?-/+) 17...Nfd4 (17...Ncd4 18.cd4 Nd4 19.Qb1-/+) 18.cd4-/+ Ba3 (18...Nd4 19.Qb1 Ba3 20.Ra3-/+) 19.Ra3 Qe7 (19...Nd4 20.Qb1 Bg6 21.Bg6 hg6 22.Ra7 Qg5-/+) 20.Ra1? (better is 20.Rc3!?-/+) 20...Nd4-+ 21.Qb1 h6 (better is 21...Qg5!? 22.f4 Rf4 23.Qb7 Rd8-+) 22.Ra7-/+ Nc6 (22...Bc6 23.Qb6 Qh4 24.g3-/+) 23.Rb7+= Qg5 24.Nb3 (24.f4 Rf4 25.Nf3 Qd8+=) 24...Ne5-/+ 25.Nd4 Qf6 26.Bc2 (26.Be2 Nc6 27.Nb5 Bg6-/+) 26...Nc4 27.Qd1 Kh8 28.Qd3= g6 29.Qh3 Bf7 30.Qh6 Kg8 31.Nf3 Qg7 32.Qh3 Nd6 33.Rd7 Rc2 34.Rd6 Rfc8 35.Ng5 Rc1 1–0. Gonzalez,Rob (2250) – Ramirez,Ca (2275), Abel Cardona Open, Cali COL, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Nge7)

8.Nbd2 Ng6 9.Nb3 b6 10.Ng5 Be7 11.Qh5 Bg5 12.Bg5 (worse is 12.Qg5 Qg5 13.Bg5 0-0+=) 12...Nce7 13.Bd2 Nc6 14.f4 Nge7 15.f5 (15.Rac1!?=) 15...ef5 16.g4 0-0 (16...g6 17.Qh6 a5-/+ (17...fg4? 18.Qg7 Rf8 19.Bh6+-)) 17.gf5= g6 18.fg6 fg6 19.Qh6 Nf5 20.Bf5 Rf5 (20...gf5? 21.Kh1 Rf7 22.e6 Be6 23.Rg1 Kh8 24.Bg5+-; 20...Bf5?! 21.Rac1-/+) 21.Rf5 Bf5 (worse is 21...gf5 22.Kf2 Qf8 23.Rg1 Kh8 24.Qf8 Rf8 25.Bg5+/-) 22.Rf1 Qf8 23.Qh4 Nd8 24.Bh6 Qf7 25.Qe1 a5 26.c3 bc3 27.Qc3 Rc8 28.Qg3 Qe6 29.Rc1 Rc1 30.Nc1 Bh3 31.Ne2 Qg4 ½–½. Brodie,Hugh – Desautels,Mario, Montreal tt, 1983. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

8.Be3 Nf5 9.Qe2 Rc8 10.Nbd2 Be7 11.g4 (11.Rfc1!?-/+) 11...Ne3-+ 12.fe3 0-0 13.Qg2 Na5 14.g5 Ba4 15.Rac1 Nc4 16.Qh3 g6 17.Bc4 dc4 18.Ne4 Bc6 19.Nf6 Bf6 20.gf6 h5 21.Ng5 b3 22.Qg3 (22.ab3 cb3 Combination; 22.cb3 cb3 Combination) 22...b2 23.Rb1 Qd5 (23...c3 24.Ne6 h4-/+) 24.c3+= Qa5 25.Qf4 Qa3 (25...Qc3?? 26.Ne4 Be4 27.Qh6 Qe3 28.Qe3+-) 26.Rf2 Rfd8 27.Ne6 fe6 28.Qh6 Rd7 29.Qg6 Kh8 30.f7 Qf8 31.Qh5 Kg7 32.Rbb2 Qf7 33.Rg2! Kf8 34.Qh8 Ke7 35.Qc8 Rd8 36.Rb7 Bb7 37.Qb7 Rd7 38.Qe4 Kd8 39.Qg6 Qf3 40.Qf6 (40.Qf6 Qf6 41.ef6+-) 1–0. Westphal – Rossner,Gunter, DDR corr, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Nc6 7.0-0 Nge7)

8.Be3 g6 9.Nbd2 Nf5 10.Qe2 Qb6 11.Nb3 a5 12.g4 Nh6 13.h3 Ng8 14.Ng5 h6 15.Nf7?? (better is 15.Nf3+=) 15...Kf7-+ 16.f4 Nge7 17.f5 (17.Nc5 Qc7-+) 17...ef5 18.Nc5 Qc7 19.Nd7 Qd7 20.gf5 Nf5 21.Rf5 (21.Bf5 gf5 22.Qh5 Ke7 23.Rf5 Kd8-+) 21...gf5 22.Qh5 Kg8 (22...Ke7 23.Bf5 Rg8 24.Kh1-+) 23.Kh1?? (better is 23.Bf5 Qf7 24.Qg4 Qg7 25.Be6 Kh7 26.Bf5 Kg8 27.Be6 Kh7 28.Bf5 Kg8=) 23...Qf7-+ 24.Rg1 Bg7 25.Qh4 (25.Qf5 Qf5 26.Bf5 Kf7-+) 25...Rf8 26.Bh6 Rh7 27.Qg5 Nd4 28.h4 Nf3 (28...Nf3 29.Qg7 Rg7 30.Rg7 Qg7 31.Bg7 Kg7-+) 0–1. Rossner,G – Vogel,G, corr DDR, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Nc6 7.0-0 Nge7)

8.Be3 Ng6 9.Nbd2 Be7 10.Kh1 Na5 11.Qe2 Rc8 12.Ng1 a6 13.f4 Qb6 14.g4 Bb5 15.f5 Nf8 16.Bb5 Qb5 17.Qb5 ab5 18.Nb3 Nc4 19.Bf4 Nd7 (19...h5 20.gh5 ef5 21.Ne2-/+) 20.Rf2 b6 21.Nf3 Na3 22.Ng5 h6 23.fe6 hg5 24.ed7 Kd7 25.Bg3 Ke6 26.Raf1 Rhf8 27.Rc1 Rc4 28.Rd2 Rfc8 29.Na1 f6 30.Re2+= Kf7 31.Rd2 R8c6 32.Kg1 fe5 33.Be5 Bf6 34.Rf2 Kg6 35.Bf6 gf6 36.Rd2 Re6 37.h3 Re3 38.Kg2 Rec3 39.Rf2 Re3 40.Rf5?? Rd4 41.Nb3 Rc4 42.Rd5 Rcc3 43.Nd4 Rg3 44.Kf2 Rh3 45.Nf5 Rh2 46.Kg1 Rcc2?? 47.Rc2+- Rc2 48.Rd7 Rc1 49.Kf2 Rc2 50.Ke1 (50.Ke1 Rc1 51.Ke2 Rc2 52.Kd1 Rd2 53.Kd2 Nc4 54.Ke2 b3 55.Rg7#; 50.Kf3 Rc3 51.Ke2 Rc2 52.Kd1 Rd2 53.Kd2 Nc4 54.Ke2 b3 55.Rg7#) 1–0. Tropp,Frantisek (2230) – Magat,Jozef (2125), SVK–chT1E, 2001. (=1.e4 e6 2.d4 d5 3.e5 c5 4.b4 cb4 5.Bd3 Nc6 6.Nf3)

8.a3 Ng6

9.ab4 Bb4 10.c3 Be7 11.Re1 0-0 12.Nbd2 Nh4 (12...a5!?-/+) 13.Nh4= Bh4 14.Bh7?? (better 14.Qg4=) 14...Kh7-+ 15.Qh5 Kg8 16.Nf3 Be7 17.Ng5 Bg5 18.Bg5 f6 19.ef6 Rf6 (19...gf6?? 20.Bh6 Qe7 21.Re3+-) 20.Re3? (better 20.Bf6 Qf6 21.Re3-+) 20...Rf5-+ 21.Rg3 Qe8 (21...e5!? 22.Qh4 Qf8 23.de5 Ne5 24.Bh6-+) 22.Qh4 Rg5! 23.Qg5 (23.Rg5 Qe7 Decoy; 23.Qg5 Qe7 Decoy) 23...Qe7 24.Qg6 (24.Qh5 Be8 25.Qg4 a5-/+) 24...e5 (24...Rf8 25.Rh3 Rf5 26.Qh7 Kf7 27.Rh5-+) 25.Re1-/+ Rf8 26.de5? (better 26.Qg5!? Qg5 27.Rg5-/+) 26...Ne5-+ 27.Qb1 Qc5 28.Qa2 (28.Ree3 Nc4 29.Qb7 Ne3 30.Qd7 Ng4 31.Qe6 Kh7 32.Rh3 Nh6-+) 28...Ng4 29.Rf3 (29.Re2 a5-+) 29...Rf3 30.gf3 Nf6 31.Qd2 (31.Ra1 Qc3 32.Qa7 b5-+) 31...Bc6 (31...a5 32.Qe3 Qc6 33.Qd4-+) 32.Re5 (better 32.Qe3 Qe3 33.fe3-+) 32...Qd6 33.Qf4 Qa3 (33...a5 34.Rf5 Qf4 35.Rf4-+) 34.Qe3 Qa1 (34...a5 35.Re7 Kf8 36.Rc7-+) 35.Kg2 Qb1 (35...Bb5 36.Qe1 Qa5 37.Qe3-+) 36.h4? (36.Rg5!? Kf7 37.Qa7-/+) 36...Bb5 (36...a5 37.Rg5 Kf7 38.Qf4-+) 37.Rg5 (37.Qa7 Qf1 38.Kh2 Bd7-/+) 37...Qf1-+ 38.Kh2 Bd7 (38...a5-+) 39.Qd4? (better 39.Qa7!? Qh3 40.Kg1 Qf3 41.Qb8 Kf7 42.Qg3 Qg3 43.Rg3-/+) 39...Qh3-+ 40.Kg1 Kh7?? (better 40...Qf3 41.Rg3 Qf5-+) 41.Qd3= Kg8 42.Qg6 White intends h5 (42.Qd4 Qf3 43.Rg3-+) 42...Ne8=+ 43.Re5 (43.Rd5!? Kf8 44.c4=+) 43...Qf3-/+ 44.Re8 Be8 45.Qe8 Kh7 46.h5 Qe4 (46...Qg4 47.Kh2-+) 47.Qf7 Qb1 48.Kh2 Qe4 (48...a5 49.h6 Kh6 50.Qf4 g5 51.Qf8 Kh5 52.Qf3 Kg6 53.Qd5-/+) 49.Qb7 (49.Kg1 a5 50.Qb7-/+) 49...Qh4 50.Kg1 Qg4 51.Kf1 Qd1 52.Kg2 Qg4 53.Kf1 Qc4 (53...Qh5 54.Qa7 Qh3 55.Ke2 Qc3 56.Qe3=+) 54.Kg1 (54.Kg2!?=) 54...a5-/+ 55.Qb6 (55.h6 Qc3 56.Qd5 Kh6 57.Qh1 Kg5 58.Qd5 Kf4 59.Qf7 Qf6 60.Qc4 Kg5-/+) 55...Qg4 (55...Qc3?! 56.Qg6 Kh8 57.Qe8 Kh7 58.Qg6 Kg8 59.Qe8 Kh7 60.Qg6=) 56.Kf1 a4 57.Qc6?? (57.Ke1 Qh5 58.Qb4 Qh1 59.Kd2 Qf3-/+) 57...Qe4 (better 57...Qc4 58.Qc4 dc4 59.Ke2-+) 58.c4?? (better 58.Qa8-/+) 58...Qd3 (better 58...Qc4 59.Qc4 dc4 60.Ke2-+) 59.Kg1 (59.Kg2 a3 60.Qa6 dc4-+) 59...dc4 (better 59...Qb1 60.Kg2 a3-+) 60.Qa4 c3 61.Qa3 (61.Qc6-+) 61...Qd1 62.Kg2 c2 63.Qg3 Qh5 64.Qd3 Qg6 65.Qg6 Kg6 66.Kf3 c1Q (66...c1Q 67.Ke4 Qc2 68.Kd5 Qf2-+) 0–1. Klem,Davor (2050) – Zarko,Ivica (1905), 1nd Velika Gorica Croatia, Open, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 Nge7)

9.Re1 Be7 10.c3 ba3 11.Na3 a6 12.Re2 0-0 13.Rea2 Na5 14.Nb1 b6 15.Nbd2 Qc7 16.Ba3 Ba3 17.Ra3 Nf4 18.Bf1 Bc8 (18...f6 19.ef6 gf6 20.g3+=) 19.Nh4 (19.Qe1 Bb7+=) 19...Nc4 20.Nc4 (20.R3a2 Bb7+=) 20...dc4 21.Qg4 Nd5 22.Nf3 a5 (22...b5 23.Be2-/+) 23.Ng5+= h6 24.Ne4 b5 25.Ng3 (25.Nd6!? Bd7 26.Be2=) 25...Bb7-/+ 26.Nh5 g6 27.Rc1 (27.Nf4 Rfb8-/+) 27...Kh7 28.Ng3 Qe7 29.Ra2 (29.Rca1 f6-/+) 29...f6 30.Rb2 (30.Ne2 fe5 31.de5 Rf5-/+) 30...f5 (30...Bc6 31.Ne2-+) 31.Qd1-/+ b4 0–1. Dunn,Carl (1960) – Stein,Rick (1990), IECC, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Nc6 6.Bd3 Bd7 7.0-0 Nge7)

9.Ng5 Be7 10.Qg4 Qb6 11.Rd1 b3 12.cb3 Qb3-/+.

9.Ng5 Be7 10.Qh5 Nd4-/+ 11.Nh7 Nf5 12.ab4 Qc7 13.Bd2 Qe5 14.Nc3 (14.Bf5 ef5 (14...Qa1?! 15.Bg6 fg6 16.Qg6 Kd8 17.Nc3+=; 14...Qf5?! 15.Qf5 ef5 16.Ng5-/+) 15.Ra5 f4 16.Qe5 Ne5 17.Rd5 f6 (17...Rh7?! 18.Re5 f3 19.gf3+=) 18.Nf6 gf6 (18...Bf6?! 19.Re1 0-0-0 20.Rde5 Be5 21.Re5-/+) 19.Bf4 Be6-+) 14...Nd4 (better is 14...Nfh4!? 15.Qe5 Ne5-+) 15.Qh3-/+ Nh4 16.Kh1 (better is 16.Qe3 Qe3 17.fe3-+) 16...g6 17.f4?! (17.Rfe1 Qg7 18.Nd5 Bc6 (18...ed5 19.Re7 Ke7 20.Qh4 f6 21.Qd4 Rh7 22.Re1 Kf8 23.Qc5 Kg8 24.Qd5 Qf7 25.Qb7+-) 19.Nc7 Kd8 20.Na8 Bg2 21.Qg2 Ng2-+) 17...Qh5 (better is 17...Qg7 18.Ng5 Nhf5-+) 18.Ng5 e5 19.f5 (19.Qg3 Nhf5 20.Qh3 Bg5 21.fg5 Qh3 22.gh3 Be6-+) 19...Bg5 20.Bg5 (20.Nd5 Bc6 21.Qg3 Bd5 22.Qe5 Be7 23.Qd5 Nhf5 24.Qe5-+) 20...Qg5 21.g3 0-0-0 (21...e4!? 22.gh4 Rh4 23.Qg2 Qg2 24.Kg2 ed3 25.Rae1 Kf8 26.Kg3-+) 22.Ra7 (22.gh4 Rh4 23.Qg2 Qg2 24.Kg2 Bf5 25.Bf5 Nf5 26.Ra7 Rb4-+) 22...Nhf5 23.Ra8 Kc7 24.Nd5 (24.Qh8 Rh8 25.Rh8 Be6-+) 24...Kd6 25.Rf5 (25.Qh8 Rh8 26.Rh8 Kd5-+) 25...gf5 26.Qg2 (26.Qh8 Rh8 27.Rh8 Kd5 28.Rh7-+) 26...Ra8 27.Ne3 Qe3 (27...Qe3 28.h4 Ra1 29.Kh2 Nf3 30.Kh3 f4 31.Bf5 Bf5 32.g4 Rh4) 0–1. Wiesgickl,Gerhard (2225) – Schmitt,Gernot (2215), Regionalliga NO, 1999. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.Bd3 Bd7 7.0-0 Nge7)

9.Ng5 Be7 10.Qh5 Bg5 11.Bg5+= Qb6 12.c3? (better is 12.Be3+=) 12...bc3-+ 13.Nc3 Qd4 (13...Nd4?! 14.Be3 Rc8 15.Bg6 fg6 16.Qd1+=) 14.Nb5 Qe5 15.Rae1 Qb8 16.f4 a6 17.f5 Nge5 (17...0-0!? 18.Nc3 ef5 19.Bf5 Bf5 20.Rf5 Qa7 21.Kh1-+) 18.fe6 Be6 (18...ab5 19.ed7 Kd7 20.Rf7 Ke6 21.Qg4 Kd6 22.Re5+-) 19.Bf4 ab5 (19...g6 20.Bg6 fg6 (20...ab5?! 21.Bf5 Ke7 22.Be6 fe6 23.Be5 Ne5 24.Qg5 Kd7 25.Qg7 Kc6 26.Re5=) 21.Be5 gh5 (21...ab5?! 22.Qg5 Ne5 23.Re5-+) 22.Bb8 ab5 (22...Rb8?! 23.Nc7 Kd7 24.Ne6-/+; 22...Nb8?! 23.Re6 Kd8 24.Rd6 Kc8 25.Nd4+=) 23.Re6 Kd7 24.Rd6 Kc8 25.Rd5 Kb8-+ (25...Rb8?! 26.Rb5 Ra8 27.Rf7-+; 25...Nb8?! 26.Rf3-+)) 20.Re5? (20.Be5 g6 21.Qf3 Ne5 22.Bb5 Kf8 23.Qf6+=) 20...Ne5-+ 21.Bb5 Kf8 22.Be5 Qa7 23.Kh1 Qe3 24.Bb2 Rd8 25.Qh4-/+ Rc8 26.a4? h5 27.Re1 Qd2 28.Ba3 Kg8 29.Bb4 Qc2 30.Qg3 Rh6 31.Bd3 Qb2 32.Ba3 Qc3 33.Bd6 Qb2 34.Be5+- Rg6 35.Bg6 Qd2 36.Bf7! Kf7 37.Qg7 Ke8 38.Bc3 Rc3 39.Re6 (39.Re6 Kd8 40.Qf8 Kc7 41.Qd6 Kc8 42.Re8) 1–0. Capron,Daniel (2040) – Mercier,Jean Pierre (2160), FRA–ch, 1979. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

7.0-0 h6

8.a3 Qa5+= A) 9.Bd2 Qa4 (9...Be7 10.c3 Rc8 11.Qb3 Qb6 12.ab4 Rc7 13.Be3 Rc8 14.Qa2 a6+/-; 9...g5 10.c3 bc3 11.Bc3 Qc7 12.Ra2 Rc8 13.Rc2 g4 14.Nfd2 h5=; 9...Qb6 10.Be3 Rc8 11.c4 bc3 12.Nc3 Be7 13.Rb1 Qc7 14.Qe2 a6+=) 10.c4 Qd1 11.Rd1 dc4 12.Bc4 Na5 13.Bd3 Nb3 14.Ra2 Nd2-/+; B) 9.Bb2 Qb6 10.Be2 Be7 11.ab4 Nb4 12.Nbd2 Nc6 13.Rb1 Qc7 14.c4 dc4+=.

8.a3 Nge7+= 9.c3 bc3 10.Nc3 Na5 11.a4 Nec6 12.Ba3 Nb4 13.Bb4 Bb4 14.Ne2 Rc8 15.Rc1 Rc1-/+.

8.Bd2 A) 8...Qb6 9.Be3 Qc7 (9...Rc8 10.a3 Qa5 11.Nfd2 ba3 12.Na3 a6 13.Qg4 h5 14.Qg5 Qd8 15.Qd8 Kd8=) 10.c4 bc3 11.Nc3 Rc8 12.Nb5 Qb8 13.a4 a6 14.Na3 Nb4 15.Be2 Ne7+=; B) 8...Rc8 9.Re1 Qa5 10.c3 Qb6 11.Qb3 Na5 12.Qb2 Nc4 13.Bc4 dc4 14.cb4 Bc6 15.Re3 Ne7+=.

8.Nbd2 Nge7 9.Bb2 Rc8 10.a3 a6 11.Nb3 Nf5 12.ab4 Bb4 13.c3 Be7 14.Ba3 Ba3 15.Ra3 Nh4 =.

8.Re1 Qc7 A) 9.Bd2 Nge7 (9...Rc8 10.a3 Qb6 11.Be3 Qa5 12.Qc1 b3 13.Qb2 bc2 14.Bc2 Nge7+=; 9...Be7 10.a3 Qb6 11.Bb4 Nd4 12.Be7 Ne7 13.Nbd2 Bc6 14.Rb1 Nf3+=; 9...Qb6 10.Be3 Rc8 11.Nbd2 Nge7 12.Rb1 Qa5 13.Nb3 Qa3 14.Nc5 Nf5=) 10.c3 Nf5 11.Bf5 ef5 12.Qb3 Qb6 13.Rc1 Na5 14.Qb2 Nc4-/+; B) 9.Bf4 Rc8 (9...Nge7 10.a3 Nf5 11.ab4 Bb4 12.c3 Be7 13.Bf5 ef5 14.e6 Qf4+=) 10.a3 Qa5 11.Bc1 Nge7 12.Nbd2 Nf5 13.Nb3 Qb6 14.Bf5 ef5+=; C) 9.a3 Nge7 10.Bd2 Nf5 11.Bf5 ef5 12.c4 bc3 13.Nc3 Be6 14.Qb3 Qd7+=.

8.Re1 Nge7 9.Nbd2 (9.a3 Qc7+= (9...Qa5 10.Nbd2 Nf5 11.Nb3 Qb6 12.Bf5 ef5 13.ab4 Bb4 14.Bd2 Be7+=; 9...Nf5 10.ab4 Bb4 11.c3 Ba5 12.Ba3 Rc8 13.Bf5 ef5 14.Qb3 Be6=) 10.Bd2 Nf5 11.Bf5 ef5 12.c4 bc3 13.Nc3 Be6 14.Qb3 Qd7+=; 9.c3 Rc8 (9...bc3 10.Nc3 Nb4 11.Be2 Rc8 12.Rb1 Qa5 13.a3 Rc3 14.Rb4 Qc7=; 9...Nf5 10.Bf5 ef5 11.cb4 Bb4 12.Bd2 Be7 13.Nc3 Be6 14.Rb1 Rb8+=) 10.Bd2 Nf5 11.Bf5 ef5 12.Qb3 Qb6 13.Qb2 g5 14.Rf1 f4-/+) 9...Nf5 (9...Rc8 10.a3 Nf5 11.Nb3 Qb6 12.Bf5 ef5 13.Re2 Qc7 14.ab4 Bb4+=; 9...Qc7 10.a3 Nf5 11.Nb3 Be7 12.Qd2 a5 13.ab4 Nb4 14.Bf5 ef5=) 10.Nb3 a5 (10...Be7 11.a3 0-0 12.ab4 Nb4 13.Bf5 ef5 14.Ba3 Re8+=) 11.a3 (11.Bf5 ef5 12.a3 (12.Be3 Qc7 13.Rc1 g5 14.Nc5 f4-/+) 12...Qc7+= 13.Nc5 Nd4 14.Nd4 Bc5-/+; 11.a4 Be7 12.Bf5 ef5 13.Rb1 Rc8 14.Nfd2 Na7-/+) 11...g6 (better is 11...a4!? 12.Nc5 Nfd4 13.Nd4 Bc5 14.Nc6 Bc6-/+) 12.ab4 (12.a4 Rc8+= 13.Rb1 Qb6 14.Bb5 Qc7+=) 12...Nb4 (12...Bb4 13.Bd2+= Be7 14.c3 b6+=) 13.Bf5= gf5 14.c3 Nc6 15.Ba3 Ba3 (15...Ne7 16.Nc5 Bc6 17.Nd3+=) 16.Ra3= b6 17.Nbd2 Ne7 18.Nf1 Ng6 19.Ng3 h5 20.Qb3 h4 21.Nf1 (21.Ne2 h3 22.g3 b5+=) 21...a4 22.Qb2 (22.Qc2 Rg8+=) 22...b5 (22...Rg8 23.Qd2-/+) 23.Ne3 (23.h3 Rg8 24.Qd2 Qe7+=) 23...Rc8 (23...h3 24.g3+=) 24.Raa1 (24.h3 Qe7=) 24...Qc7 25.Rec1 (25.Ra3 h3 26.g3 Bc6+=) 25...Qd8 26.Nc2 Nf4 27.Nce1 Rc4 28.Qd2 Ng6 29.Nd3 Qe7 30.Nc5 Bc6 31.h3 Ba8 32.Qe3 Rh5 33.Kh2+= f4 34.Qd3 Rc5 35.dc5 Qc5 36.Re1 Bc6 37.Ra2 Bd7 38.Rae2 Qc7 39.Qd4 Rf5 40.Rb1 Kf8 41.Rb4 Rh5 42.Ne1 Re5 43.Re5 Qe5 44.Qe5 Ne5-+ 45.Rf4 Ng6 46.Rb4 e5 47.g3 hg3 48.Kg3 Nf4 49.Nf3? f6 50.Ng1 Nd3 51.Rb1 Nc5 52.f3 d4 53.cd4 ed4 54.Kf4 a3 55.Ne2 d3 56.Nc3 d2 57.Ke3 b4 58.Rb4?? d1Q 59.Nd1 a2 (59...Bh3? 60.Rb8 Ke7 61.Ra8+-) 0–1. Schultz Pedersen,J (2190) – Pecori,Ascaro, Australian Open, Penrith AUS, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Bd7 7.0-0 h6)

8.Be3 Nge7 9.Nfd2 Nf5 10.Nb3 h5 (10...Qh4 11.Bf5 ef5 12.f4-/+) 11.a3 a5 12.h3? (better 12.Bf5 ef5 13.ab4 Bb4 14.Bd2=+) 12...a4-+ (12...Ne3?! 13.fe3 Qg5 14.Qf3-/+) 13.N3d2 Ncd4 (13...Nfd4?! 14.ab4 Nf5 15.Bf5 ef5 16.c3=+; 13...Ne3?! 14.fe3 Qg5 15.Qe1-/+) 14.ab4 (14.Bd4 Nd4 15.Re1 Qc7-+) 14...Ne3 (14...Bb4?! 15.c3 Ne3 16.fe3=) 15.fe3 Nc6 16.Nf3 Bb4 17.Na3 (17.c3 Bc5-+) 17...0-0 (17...g5 18.Nd4-+) 18.Nb5 f5 19.ef6 Qf6 (19...gf6?! 20.Nfd4 Ne5 21.Qh5-/+) 20.h4 (20.Kh1 a3-+) 20...Ne5 21.Ng5 Qh6 22.Bh7 Kh8 23.Nd4 Be7 24.Bd3 Bg5 25.hg5 Qg5 (25...Nd3?? 26.gh6 Rf1 27.Kf1+-) 26.Rf4 Nd3 27.cd3 e5 28.Nf3 (28.Rf8 Rf8 29.Nc2 h4-+) 28...Qg3 (28...ef4 29.Ng5 Bg4 30.Qd2 fe3 31.Qe3+-) 29.Nh4 (29.Rf8 Rf8 30.d4-+) 29...Qe3 30.Kh1 ef4 31.Qh5 Kg8 32.Ng6 (32.Qd5 Rf7 33.Qb7 Ra5-+) 32…Bf5 (32...Bf5 33.Qh8 Kf7 34.Nf8 Rf8 35.Qh5 Ke6-+) 0–1. Husarik,B (2070) – Bugalski,M (2260), 21st Olomouc Open (4), 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7 7.0-0 h6)

8.h4 Be7 9.h5 Qb6 (9...Rc8 10.a3 Qb6 11.Be2 Bg5 12.Bb2 Nge7 13.ab4 Nb4 14.Nc3 Nf5 15.Re1 Be7-/+) 10.Be3 f5 (10...Qc7 11.Nbd2+= (11.a3 ba3 12.Na3 a6 13.c4 dc4 14.Bc4 Nb4 15.Nd2 Nd5=) 11...Rc8 12.Rc1 Qa5 13.Ra1 Qa3 14.Nb3 Rc7 15.Qe2 a6=; 10...Rc8 11.Nbd2 Qa5 12.Nb3 Qc7 13.Qe2 a6 14.Rab1 Na5 15.Na5 Qa5=) 11.ef6 (11.c4 bc3 12.Nc3 Rc8= 13.Rb1 Qa5 14.Qb3 b6 15.Bd2 Bb4=) 11...Bf6 (11...gf6 12.c4+= (12.Bg6 Kd8 13.Bf4 Rc8 14.Re1 Na5 15.Nbd2 Bd6=) 12...bc3 13.Nc3 Rc8 14.Rb1 Qa5 15.Na4 Qc7=) 12.Bg6= Kd8 (12...Kf8 13.Ne5 Be8 14.Qg4 Nge7 15.Bd3 Qc7=) 13.Ne5 Be5 (13...Ne5? 14.de5 Qc6 15.ef6 Nf6 16.a3+-) 14.de5 Qc7 15.f4 (15.Re1 Nge7+=) 15...Nge7 16.Nd2 (16.Qg4 Ng6 17.Qg6 Be8 18.Qe6 d4=) 16...Ng6-/+ 17.hg6 b6 18.a3 ba3 19.Ra3 Rf8 20.g3 (20.Nf3 Na5 21.Ra2 Nc4-/+) 20...Na5 (20...Ne7 21.Qb1 b5 22.Ra6-/+) 21.Bd4 Rc8 22.c4 Nc4 23.Nc4 dc4 24.f5 c3 (better is 24...Qb8!?-/+) 25.Rc3+= Qb7 26.f6 Qe4? (26...gf6 27.g7 Re8 28.Rc8 Kc8 29.ef6 Qc7+-) 27.Rc8+- Kc8 28.fg7 Rf1? (28...Re8 29.Rf8 Qg6+-) 29.Qf1 Qd4 1–0. Panocki,Adrian – Sokolowski,Ryszard, XVI Memorial im. J. Kochana Poland, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Bd7)

8.h4 Nge7 9.a3+= (9.h5 Nf5 10.Bf5 ef5 11.a3 Qa5 12.Bb2 Qc7 13.c3 bc3 14.Nc3 Be6 15.Rb1 Rc8+=; 9.Nbd2 Nf5 10.Bf5 ef5 11.a3 g5 12.h5 g4 13.Ne1 Qh4 14.Nd3 Nd4 15.g3 Qe7-/+) 9...Qb6 10.Be3 Qa5 11.Nbd2 ba3 12.Nb3 Qc7 13.Bc1 Nb4 14.Ba3 Nd3 15.cd3 a5 +=.

8.a3 Qb6

9.ab4 Nb4 10.Be2 Bb5 11.Na3 Be2 12.Qe2 Qa6 13.Qe3 Qc6 14.Qe2 Rc8 +=.

9.Be2 Qa5 10.Bb2 Qc7 11.ab4 Bb4 12.Na3 a6 13.Bd3 Na5 14.Bc1 Bc3 =.

9.Be2 Qa5 10.Bb2 Qc7 11.Nbd2 ba3 12.Ba3 Ba3 13.Ra3 Nge7 14.c4 0-0 15.Qb1 dc4 +=.

9.Be2 a6 10.ab4 Bb4 11.c3 Ba5 12.c4 dc4 13.Na3 c3 14.Nc4 Qc7 +=.

9.Be2 Rc8 10.ab4 Bb4 11.c3 Ba5 12.c4 Nge7 13.c5 Qc7 14.Bd2 0-0 15.Na3 a6 =.

9.Be2 Rc8 10.ab4 Bb4 11.c3 Be7 12.Ba3 Na5 13.Be7 Ne7 14.Ra3 Bb5 +=.

9.Be2 f6 10.Re1 fe5 11.Ne5 Ne5 12.de5 Bc5 13.Bh5 Ke7 14.Be3 d4 +=.

9.Be3 Qa5 (9...Rc8 10.c4 bc3 11.Nc3 a6 12.Qc2 Qa5 13.Bd2 Qc7 14.Rfc1 Be7=; 9...Qc7 10.Bd2 Be7 11.ab4 Nb4 12.Bb4 Bb4 13.c3 Ba5 14.Qb3 Ne7=; 9...Be7 10.Nfd2 Rc8 11.Qg4 g6 12.Re1 h5 13.Qd1 Nh6 14.ab4 Nb4+=) 10.Qc1 Nge7 11.Nbd2 Qc7 12.c4 dc4 13.Nc4 Nd5 14.Qb1 b5-/+.

7.a3 Qb6

8.ab4 Nb4 9.Be2 Bb5 10.0-0 Be2 11.Qe2 Rc8.

8.ab4 Nd4 9.0-0 Ne7 (9...Nf3 10.Qf3 Qd4 11.c3 Qe5 12.Bf4-/+) 10.Be3 (10.c3!? Nf3 11.Qf3+=) 10...Nf3-/+ 11.Qf3 Qc7 (11...d4 12.Na3 Nc6 13.Nc4-/+) 12.Na3 (12.Ba7 Nc8 13.Bd4 Ra1 14.Ba1 Bb4=) 12...Nc6 (12...Qe5!? 13.Rfb1 a6-/+) 13.Nb5+= Qb8 (worse is 13...Qe5 14.Bf4 Nd4 15.Qg3 (15.Be5?! Nf3 16.gf3 Bb5 17.Bb5 Kd8+/-) 15...Qf4 16.Qf4 Nb5 17.Bb5 Bb5 18.Qc7+/-) 14.Bc5 (14.Bb6! Ne5 15.Qg3 Bb5 16.Bb5 Ke7 17.Bc5 Kd8 18.Bf8 Rf8 19.Qg7=) 14...Bc5 15.bc5 Ne5 16.Qh3 Bb5 17.Bb5 Nc6 18.Ra4 Qc7 19.Re1 (19.Rh4 h6-+) 19...0-0 20.Rh4 Qa5?? (20...h6 21.Bc6 Qc6 22.Rg4-+) 21.c3?? (better is 21.Rh7 Qe1 22.Bf1=) 21...h6-+ 22.Rh6?? gh6 23.Qh6 Qc3 24.Re3 Qa1 25.Bf1 Ne7 26.Rg3 Ng6 27.h4 Qg7 28.Qd2 f5 29.h5 Rf6 30.Bd3 Rc8 31.Qa5 Qc7 32.Qc3 Qg7 33.Qa5 Qc7 34.Qc3 Qf7 35.Qa5 Kh7 36.hg6 Rg6 37.Rh3 Rh6 38.Rg3 Qh5 39.f3 Qh1 40.Kf2 Qc1 41.c6 Qc6 42.Qa1 Qc3 43.Qd1 Qb2 (43...Qb2 44.Qe2 Qe2 45.Ke2 Rg8 46.Rg8 Kg8-+) 0–1. Ridameya Tatche,Jose Miguel (2210) – Comas Fabrego,Luis (2460), Barcelona op rap rapid, 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.Bd3 Bd7)

8.ab4 Nd4 9.c3 Nf3 10.Qf3 d4 11.0-0 dc3.

8.Be2 ba3 9.Ba3 Nh6 10.Bf8 Rf8 11.Nc3 Nf5.

8.Be2 Qa5 9.0-0 f6 10.Bb2 Qb6 11.ab4 Bb4.

8.Be2 Be7 9.0-0 Qa5 10.Bb2 Qc7 11.ab4 Nb4.

8.Be2 f6 9.ab4 fe5 10.de5 Bb4 11.c3 Bc5 12.0-0 Nge7 13.Bd3 h6 14.Na3 0-0 15.Rb1 Qc7 16.Re1 a6 17.Nc2 Rf7 18.Ncd4 Raf8 19.Be3 Ba7 20.Bc2 Bb8 (worse is 20...Ne5 21.Ne5 Qe5 22.Rb7 Bd4 23.Bd4+= (worse is 23.Qd4 Qd4 24.Bd4 Nf5+=)) 21.Qd3 Nf5 (better is 21...g5 22.Nc6 Qc6=) 22.g4+/- Ne5 23.Ne5 Qe5 24.f4 Qd6 25.gf5 e5 (better is 25...ef5!? 26.Rb7 Bb5 27.Rb5 ab5 28.Qb5 Ba7+/-) 26.fe5+- Qe5 27.Re2 Bf5 28.Nf5 Rf5 29.Bd4 Qd6 30.Rg2 g5 31.h4 Qf4? 32.hg5 hg5 33.Qe2 R5f7 34.Rg4 Re7 35.Qg2 Qd6 36.Rg5 Kf7 37.Bg6 Ke6 38.Qg4 (38.Qg4 Rf5 39.Qf5#) 1–0. Silva,Jose Luis – Garcia,Alvaro (2325), Bogota Lat Cup, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

8.Be2 f6 9.ef6 Nf6 10.0-0 Bd6 11.ab4 Bb4.

8.Be3 ba3 9.0-0 Nb4 10.Be2 a2 11.Nbd2? (better is 11.c3!?-/+) 11...Ba4-+ 12.Ne1 Rc8 13.Nb3 Nc2 14.Nc5 Bc5 (14...Na1?! 15.Qa4 Rc6 16.Qa2+=) 15.dc5 Qb2 16.Nc2 Bc2 (worse is 16...Qc2 17.Bb5 Kf8 18.Ba4 Qd1 19.Rfd1+- (19.Rad1?! Nh6+/-)) 17.Qd2 Qb3 18.Rfc1 Bb1 19.Bd1 Qb5 20.Ra2? (better is 20.Bc2!? Bc2 21.Rc2-/+) 20...Ba2-+ 21.Qa2 Qd7 (better is 21...Qb4 22.Ba4 Kd8-+) 22.Ba4+= Rc6 23.Bc6 bc6 (worse is 23...Qc6 24.Qa7 Ne7 25.Qa8 Nc8 26.Rb1+=) 24.Ra1 Nh6 25.Qa7 Qa7 26.Ra7 0-0 27.Bh6 gh6 28.Rc7 Ra8 29.f4 Ra6 30.Kf2 h5 31.Kg3 Kg7 32.f5 Kh6 33.Rf7+= ef5 34.Rf5+/- Ra3 35.Kf2 Ra2+= ½–½. Zemtsov,Igor (2325) – Savchenko,Yuri (2100), RUS–ch U18 Dagomys, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Bd7)

7.Be3 a6

8.0-0 A) 8...Nh6 9.a3 (9.Bh6 gh6 10.Qe2 f5 11.Nbd2 Rg8 12.Rfc1 Be7 13.Nb3 Rc8 14.Bf5; 9.c3 Qb6 10.c4 Ng4 11.c5 Ne3 12.fe3 Qd8 13.a3 b6 14.ab4) 9...a5 10.c3 Be7 11.Bh6 gh6 12.Qc2 Kf8 13.ab4 ab4 14.Nbd2; B) 8...Be7 9.Nbd2 (9.h3 Nh6 10.Bh6 gh6 11.Nbd2 Qb6 12.Nb3 a5 13.Rb1 h5 14.c3; 9.Re1 Nh6 10.Bh6 gh6 11.Qc1 h5 12.Nbd2 Qb6 13.Nb3 0-0-0 14.Qh6; 9.Qe2 Nh6 10.Bh6 gh6 11.Nbd2 Qb6 12.Qe3 0-0-0 13.Rfc1 Kb8 14.Rab1; 9.c3 Nh6 10.a3 a5 11.Bh6 gh6 12.Qc2 Kf8 13.ab4 ab4 14.Nbd2; 9.a3 Nh6 10.c3 a5 11.Bh6 gh6 12.Qc2 Kf8 13.ab4 ab4 14.Nbd2) 9...Nh6 10.Bh6 gh6 11.Qc1 a5 12.h3 Qb6 13.Qb2 0-0 14.c4; C) 8...Nge7 9.c3 (9.Qe2 Nf5 10.Bf5 ef5 11.c4 Be6 12.Nbd2 Be7 13.Rac1 0-0 14.cd5; 9.a3 Nf5 10.Bf5 ef5 11.ab4 Bb4 12.c3 Be7 13.c4 Nb4 14.Nc3) 9...Nf5 10.Bf5 ef5 11.cb4 Bb4 12.Qb3 Be6 13.Bd2 Qb6 14.Na3.

8.Qc1 Nge7 9.h3 (9.0-0 Nf5 10.Bf5 ef5 11.c4 Be6 12.cd5 Qd5 13.Qb2 f6 14.Rc1) 9...Nf5 10.0-0 Be7 11.Bf5 ef5 12.Nbd2 g5 13.Nb3 f4 14.Bd2.

8.Nbd2 A) 8...Nh6 9.Bh6 (9.Bg5 Be7 10.Bh6 gh6 11.0-0 Qb6 12.Nb3 a5 13.Rb1 h5 14.Nc5) 9...gh6 10.Qe2 Rg8 11.0-0 f5 12.Rfc1 Be7 13.Nb3 Kf7 14.g3; B) 8...Be7 9.Nb3 (9.0-0 Nh6 10.Bh6 gh6 11.Qe2 Qb6 12.Qe3 f5 13.ef6 Bf6 14.Nb3; 9.Qe2 h5 10.0-0 Nh6 11.Nb3 Nf5 12.Nc5 Qc7 13.Bf5 ef5 14.h4; 9.Qc1 h5 10.0-0 Nh6 11.Bh6 Rh6 12.Nb3 Qc7 13.Qf4 Kf8 14.Rac1; 9.g3 h5 10.Nb3 Nh6 11.0-0 Nf5 12.Qe2 h4 13.Bf5 ef5 14.Nc5; 9.Rc1 Nh6 10.Bh6 gh6 11.0-0 Qa5 12.Ra1 Qb6 13.Nb3 a5 14.Rb1) 9...h5 10.0-0 Nh6 11.h3 Nf5 12.Bf5 ef5 13.Nc5 Bc8 14.Qd2; C) 8...Nge7 9.Nh4 (9.0-0 Nf5 10.Bf5 ef5 11.Nb3 Be7 12.Nc5 Qc7 13.Bg5 Bg5 14.e6; 9.Nb3 Nf5 10.Bf4 Be7 11.g4 Nh4 12.Nh4 Bh4 13.0-0 0-0 14.Qd2; 9.a3 Nf5 10.Bf5 ef5 11.ab4 Bb4 12.0-0 0-0 13.c4 Be6 14.c5) 9...Ng6 10.Ng6 hg6 11.Qg4 Be7 12.0-0 Rh4 13.Qd1 Kf8 14.g3.

8.Qe2 Nge7 9.0-0 (9.h3 Nf5 10.Bf5 ef5 11.0-0 Na5 12.Rc1 Bb5 13.Qd1 Nc4 14.Bg5; 9.Nbd2 Nf5 10.0-0 Be7 11.Nb3 0-0 12.Nc5 Bc8 13.h3 Ne3 14.Qe3; 9.c3 Nf5 10.Bf5 ef5 11.0-0 Rc8 12.Rc1 Be6 13.Qb2 Be7 14.cb4) 9...Nf5 10.Bf5 ef5 11.c4 Be6 12.Bg5 Qd7 13.Nbd2 dc4 14.Nc4.

8.Ng5 Be7 (8...Nd4 9.Nf7 (9.0-0 Nc6 10.f4 d4 11.Bf2 Ne5 12.Ne6 Be6 13.fe5 Nh6 14.Nd2) 9...Kf7 10.Bd4 Ne7 11.Nd2 Nc6 12.Bb2 Qg5 13.Nf3 Qd8 14.Nd2; 8...Nh6 9.0-0 (9.Nh7 Be7 10.0-0 Qb6 11.c4 dc4 12.d5 Bc5 13.dc6 Bc6 14.Bc5) 9...Nd4 10.Nf7 Kf7 11.Bd4 Qh4 12.f4 Be7 13.Nd2 Kg8 14.Nb3; 8...g6 9.0-0 (9.Nd2 h6 10.Nh3 Nge7 11.0-0 Nf5 12.Bf5 gf5 13.Qh5 Rg8 14.Nb3) 9...h6 10.Nf3 Nge7 11.Nbd2 Nf5 12.Bf5 gf5 13.Nb3 Na5 14.Na5) 9.Qg4 (worse is 9.Nh7 g6 10.Bg6 (10.Nf6 Nf6 11.ef6 Bf6 12.Nd2 Nd4 13.Rb1 Nf5 14.0-0) 10...fg6-+ 11.Qg4 Kf7 12.Ng5 Bg5 13.Bg5 Nge7 14.Nd2; 9.h4 Nh6 10.Qh5 Qa5 11.0-0 g6 12.Qf3 Qb6 13.Nd2 Nd4 14.Qd1; 9.Qh5 g6 10.Qh4 h6 11.f4 Qb6 12.Nd2 Nd4 13.Kf2 Bc5 14.Rhe1) 9...Nh6 10.Qh5 Nd4! 11.Nf7 (11.Bd4 Bg5 (11...Bg5 12.0-0 0-0 13.f4 Be7 14.Nd2) 12.0-0 g6 13.Qh3 Nf5 14.Bf5; 11.0-0 Bg5 12.Bg5 Qc7 13.Nd2 Bb5 14.Bh6) 11...Nc2!-+ (11...Nf7?! 12.Bd4 Qc7 (12...g6 13.Qh3 Qc7 14.Qe3) 13.0-0-/+ g6 14.Qe2) 12.Bc2 Nf7 13.0-0? (13.f4 Qc7 (13...Rc8 14.Bd3) 14.Bd3-+ (14.Bd1 Bc5-+); 13.Nd2 g6 14.Qh3) 13...g6 14.Qh3 Ne5 15.Nd2 Rc8 16.Rac1 0-0 17.Bh6 (17.Bb3-+) 17…Re8 (17...Re8 18.Be3 Bf6-+) 0–1. Fernandez Garcia,I (1955) – Medrano del Val,J (1810), XXVI Open A, Collado Villalba ESP, 2009. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 e6 5.Bd3 Nc6 6.Nf3 Bd7)

6.Bd3 Be7

7.0-0 Bd7 8.a3 ba3 9.Na3 a6 10.c4 dc4 11.Nc4 b5 12.Ne3 f6 (12...Nb4!?+=) 13.d5 ed5 14.Nd5 fe5 15.Bb5 Nf6 (15...ab5?? 16.Ra8 Bc8 17.Qb3+- (17.Ne7?! Nge7 18.Qb3 Qc7+-)) 16.Bc4 Rf8 (16...e4!? 17.Ng5 Bd6+=) 17.Ne7+/- Qe7? (better is 17...Ne7 18.Ne5 Bb5+/-) 18.Ba3+- (18.Ra6?! Ra6 19.Ba6 e4+/-; 18.Ba6 e4 19.Ba3 Nb4+-) 18...Nb4 19.Ne5! (19.Ne5 Qe5 20.Bb4+-) 1–0. Petro,Janos (2100) – Isepy,Jozsef (2185), HUN–chT4 Hungary, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Be7)

7.0-0 Bd7 8.a3 Qb6 9.Be3 Nh6 10.c4 bc3 11.Nc3 Na5 (11...Ng4!?+=) 12.Rb1 Qc7 13.Nb5 Qb8 14.Qc1 Nc6 15.Bh6 gh6 16.Qh6 a6 17.Qg7 Rf8 18.Nd6 Bd6 19.ed6 Qd6 20.Rb7 Qa3 21.Bh7 Na5 22.Rbb1 Nc4 23.Ne5 Ne5 24.Qe5 f6 25.Qc7 Rc8 26.Qf4 Ke7 (26...Bb5 27.Ra1 Qe7 28.Rfe1+=) 27.Ra1+= Qd6 28.Qd6 Kd6 29.Ra6 Rc6 30.Rc6 Bc6 31.f4 f5 32.Bg6 Be8 33.Be8 Re8 34.h3 Rc8 35.Rd1 Rc3 36.Kf2 Rc2 37.Kg3 Ke7 38.Rd3 Kf6 39.Kf3 Rc1 40.Ke3 Rg1 41.Kf2 Rc1 42.g4 fg4 43.hg4 Rc2 44.Kg3 Rc1 45.Kf2 Rc2 46.Kg3 ½–½. Ashby,Anthony (1980) – Portman,Carl S (1820), Leeds Civil Service–ch 9th, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Be7)

7.0-0 Bd7 8.c3 Qb6 9.Be3 Nh6 10.Bh6 gh6 11.Qc2 Rc8 12.Qb3 bc3 13.Qb6 ab6 14.Rc1 Nb4 15.Bc2 (15.Be2 c2 16.Nbd2 Ba4-+) 15...Nc2 16.Rc2 Bb4 17.Kh1 (17.a3 Ba5-+) 17...Ba4 18.Rc1 c2 19.Nbd2 (19.h3-+) 19...Bc3 20.Rc2 Bc2 21.Nb3 (21.Rg1-+) 21...Bb3 22.ab3 Ba1 (22...Ba1 23.h3 Rc2-+) 0–1. TomOne – marekt, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Nc6 5.Nf3 e6 6.Bd3 Be7)

7.0-0 Bd7 8.c4 bc3 9.Nc3 a6 10.Na4 (10.Bd2 Rc8+=) 10...Nb4 11.Be2 Qa5 12.Nc3 Nc6 13.Bd2 Qd8 14.Na4 b5 15.Nc5 (15.Nb2!?+=) 15...Nd4!-/+ 16.Nd4 Bc5 17.Be3 Bb6 18.Kh1 Ne7 19.a4 0-0 20.ab5 Bd4 21.Qd4 Bb5 22.Bb5 ab5 23.Bg5 (23.Qb2 Nc6-+) 23...Ra1 24.Ra1 h6 25.Bf4 Qc8 26.Qd2 Ng6 27.Bg3 Qb7 28.h4 Rc8 29.Rb1 Rc4 30.Qa5 b4 31.h5 Ne7 32.Qd8 Kh7 33.Qf8 (33.f3 Qa7 34.Kh2 Nf5-+) 33...Nf5 34.Ra1 Rc8 (34...Rc8 35.Qc8 Qc8-+) 0–1. Nicholson,John (2020) – Player,Edmund C (2105), Monarch Assurance, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

7.0-0 f5 8.ef6 (8.Be3!?=) 8...Nf6+= 9.a3 0-0 10.Re1 Qb6 11.ab4 Nb4 (worse is 11...Nd4 12.Nd4 Bb4 13.c3+-) 12.Ba3 Nd3 13.Qd3 Ba3 14.Ra3 Ne4 15.Nbd2 e5 16.Rb3 Qa5 17.Rb5 (worse is 17.de5 Nc5 18.Qd5 Be6-/+) 17...Qa6 18.Ne4 de4 19.Re4 ed4 20.Qb3 Kh8 21.Re1 (better is 21.Rbe5!?=) 21...Qf6-/+ 22.Qd5 Bg4 23.Rb7 Rae8 24.Re8 Re8 25.h3 (25.Qd4?? Qd4 26.Rb1 Qc3-+) 25...Bf3 26.Qf3 Qd6 27.Qg3 Qg3 28.fg3 Kg8 29.Ra7 Rc8 30.Rd7 Rc4 31.g4 Rc2 32.Rd4 Kf7 33.Rd6 Ra2 34.Kh2 Ra3 35.h4 Ra4 36.Kh3 Ra3 37.g3 Ra1 38.g5 Ra7 39.h5 g6 40.Rf6 Kg7 41.Kh4 gh5 42.Kh5 Ra1 43.Rb6 Ra7 44.Rb4 Rc7 45.Kg4 Ra7 46.Kh5 Rc7 47.Rb6 Ra7 48.g4 Rc7 49.g6 h6 50.Rb5 Kh8 51.Kh6 Rh7 52.Kg5 Ra7 53.Rf5 Kg8 54.Rf7! Ra1 55.Rc7 Rf1 56.Rf7 Rg1?? 57.Rh7 Rf1 58.Rd7 Rg1 59.g7 Rh1 60.Kf5 Rf1?? 61.Kg6 (61.Kg6 Rd1 62.Rf7 (62.Rd1?!) 62...Rd6 63.Rf6+-) 1–0. Lopez Alaya,Carlos (1945) – Pellicer Cemeli,Jose Luis (2075), Autonomico–chT, 2005. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Nc6)

7.0-0 f6 8.a3 ba3 9.Na3 Nb4 10.Be2 Bd7 11.c3 Na6 12.Rb1 Ba3 (12...Qa5!? 13.Qb3 Nc7=) 13.Ba3+= b6?? (better is 13...Qa5 14.Bd6 b5+=) 14.ef6 Nf6 15.Ba6 Ne4 16.Ne5 Nc3 (16...Qf6 17.Qe1 Qf4+-) 17.Qh5 g6 18.Qf3 Nb1 (18...Qf6 19.Qf6 Ne2 20.Be2 a6 21.Qh8) 19.Qf7 1–0. Wiese,Uwe (2330) – Pieleck,Rudi (1770), RSX5E – C00 – Frz.FluegelGambit–1, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6)

7.0-0 f6 8.c3 bc3 9.Nc3 a6 10.Re1 Bb4 11.Qc2 fe5 12.Ne5 (worse is 12.de5 d4 13.Bg5 Nge7-/+) 12...Nd4?? (better is 12...Nge7 13.a3 Bd6=) 13.Qa4+- Nc6 14.Nc6 bc6 15.Qb4 Qe7 16.Qb6 Qb7 (16...Bd7 17.Ba6 Qd8 18.Rb1 Qb6 19.Rb6+-) 17.Re6! Ne7 (17...Be6 18.Qb7) 18.Qb7 Bb7 19.Ba3 0-0-0 (19...0-0 20.Re7 Bc8 21.Bc5+-) 20.Re7 g6 (20...Rde8 21.Rf7 g6 22.Rb1+-) 21.Rb1 d4 22.Rbb7 dc3 (22...Rd7 23.Rbd7 c5 24.Ra7 Kd8 25.Nd5 c4 26.Ra8) 23.Rec7 1–0. nrgjr2000 – Mengs, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4+= 3.Nf3 Nc6 4.d4 d5 5.e5 e6)

7.0-0 f6 8.Re1 fe5 9.Ne5 (9.de5 a6=) 9...Ne5 (9...Nf6!?=) 10.de5+= (10.Re5 Nf6=) 10...g6 11.Qg4 Bc5 12.Bb5 (12.Nd2 b6+=) 12...Kf8 (12...Bd7 13.Qe6 Ne7 14.Qd7 Qd7 15.Bd7 Kd7 16.Nd2=) 13.Be3 (better is 13.a3 ba3 14.Ba3 Ba3 15.Ra3+=) 13...Qb6?? (better is 13...Be3 14.Re3 Qe7=) 14.Qf3+- Kg7 15.Be8 Be3 16.Qf7 Kh6 17.Re3 Qd4 18.Qf8 Kh5 19.Rh3 Kg5 20.Rg3 Kh4 21.Rh3 Kg5 22.Bb5!! Mate threat 22...Qa1 23.f4 (23.f4 Kg4 24.Be2) 1–0. Exposito Pacin,Mario (2085) – Campos Castro,Elio, Burgas op, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Be7)

7.a3 a5 8.ab4 Nb4 9.Be2 f5 10.h4 Bd7 11.c3 Nc6 12.Na3 Na7 13.Qb3 Qc7 14.0-0 Rc8 15.Bd2 Nh6 16.Bh6 gh6 17.Rfc1 Bc6 18.c4 Qd8 19.Qe3 Bf8 20.cd5 Bd5 (20...Qd5 21.Nc4 Bd7 22.Ra5+-) 21.Nc4 Nc6 (21...b6 22.h5=) 22.Nd6 (better is 22.Na5 Na5 23.Rc8 Qc8 24.Ra5+/-) 22...Bd6+= 23.ed6 0-0 24.Qh6 Qf6 (better is 24...Qd6!? 25.Qg5 Kh8-/+) 25.Qf6= Rf6 26.Ne5 Rd8 27.Nc6 Bc6 28.Ra5 Rg6 29.g3 Rd6 30.Bb5 Bf3 (30...Rg4 31.Bc6 bc6 32.Ra4=) 31.Ra3 Be4 32.Rc7 Rd8 33.Bc4 Kh8 34.Kf1 Rg7 35.Rg7 Kg7 36.Be6 Rd4 37.Ke2 Kf6 38.Bg8 Kg7 39.Be6 Rd6 40.Bc4 Bc6 41.Ke3 f4 42.Kf4?? Rd4-+ (42...Rd4 43.Ke5 Rc4-+) 0–1. Tchilinguiri,Vladimir – Boos,Patrick (2015), Rheinhessen–ch, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Be7)

7.a3 Bd7 8.0-0 a5 9.Re1 Rc8 10.Nbd2 a4 11.Nf1 Qb6 12.ab4 Nb4 13.Ng3 (13.Bg5!?+=) 13...Nd3 14.cd3 Qa6 15.Ba3 b5 16.Qd2 Ba3 17.Ra3 Ne7 18.Nh5 Rg8 (better is 18...0-0-/+) 19.Qg5? (better is 19.Rb1+=) 19...b4-+ 20.Ng7 Kf8 21.Raa1? (21.Qd2 ba3 22.Nh5-+) 21…Rg7 (21...Rg7 22.Qd2 Rc3-+) 0–1. craig4000 – Maramell, ChessWorld.net, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Be7)

7.a3 f6 8.0-0 Qc7 9.Re1 Bd7 10.ab4 Nb4 11.c3 Nd3 12.Qd3 fe5 (12...a5 13.Ba3+=) 13.de5 (13.Ne5!? Nf6 14.Ba3=) 13...Bc5 14.Na3 Ne7 15.Be3 a6 16.c4 (16.Bc5!? Qc5 17.Reb1+=) 16...Ba3-/+ 17.Qa3 dc4 (17...Qc4?! 18.Rec1 Qg4 19.Rc7=) 18.Bc5 Nf5 19.Bd6 Qc6 20.Red1 b5 21.Nd4 Nd4 22.Rd4 Bc8 23.Qg3 Bb7 (23...Qd7 24.Qh4 Qf7 25.Rf4+=) 24.Qg5 (24.Qg7 0-0-0 25.f3 Rhg8=) 24...Qd7 25.Rad1 (25.Rf4!?+=) 25...Bd5-/+ 26.Bc5 (better is 26.Rf4 Ra7 27.Qh4-/+) 26...Rf8?? (better is 26...a5-+) 27.Bf8+= Kf8 28.Qg4 Qb7 29.Rd5? (better is 29.f4!?+=) 29...ed5-+ 30.Qf3 Kg8 31.Rd5 Rf8 32.Qd1 b4 33.Rd7 Qe4 0–1. Wetterau,Georg (1870) – Albustin,Benedikt (1910), Muensterland Verbandsklasse–A, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Be7 6.Bd3 Nc6)

6.Bd3 Nge7

7.0-0 Qb6 8.Be3 Ng6 9.Bg6 (better is 9.c4!?=) 9...hg6-/+ 10.Nbd2 Be7 11.Nb3 Qd8 12.Qd2 Bd7 13.Rac1 (13.h3 Rc8-/+) 13...b6 14.Bg5 f6 15.ef6 gf6 16.Bh4 Qc7 (16...g5 17.Bg3-+) 17.Bg3 Bd6 (17...Qb7 18.Qd3 Kf7 19.h3-/+) 18.Bd6 (18.c3 bc3 19.Rc3 Kf7-/+) 18...Qd6-/+ 19.Qd3 (19.c3 Kf7-/+) 19...Kf7 20.g3 Rag8 (20...Rac8 21.Nh4 Ne7 22.f4-+) 21.Nbd2 g5 22.Kg2 (22.Rfd1 Rc8-/+) 22...Qf8 (22...Rc8 23.h4-+) 23.Rh1 g4 24.Nh4 Qd6 25.Kf1 (25.Rhd1!?-/+) 25...Ne7 26.Ke1 (26.Kg2 Rc8-+) 26...f5 (26...Rc8 27.Kf1-+) 27.Nf1 (27.h3 Nc6 28.hg4 Rg4-+) 27...b5 28.Kd2 e5 29.de5 Qe5 30.Rb1 a5 31.Ng2 Ng6 32.Nfe3? d4 33.Nf1 Bc6 34.Rg1 Re8 35.Re1 Qf6 36.Re8 Re8 37.Ne1 Ne5 38.Qb3 Nc4 39.Kd1 Qe5 40.Nd3 Qe2 41.Kc1 Qe1! 42.Ne1 Re1# 0–1. viking15 – RWO, ChessWorld.net, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.Bd3 Nbc6)

7.0-0 Bd7 8.a3 ba3 9.Ba3 h6 10.Nbd2 Nf5 11.Bf8 Kf8 12.Bf5 ef5 13.Qe2 Be6 14.Rfb1 Qd7 15.Nb3 b6 16.Nc1 Kg8 (16...Rc8 17.Nd3=) 17.Nd3 (better is 17.Rb6! Kh7 18.Rb3+=) 17...Kh7+= 18.Nb4 Na5 19.Nd2 Rhc8 20.Ra3 Kg8 21.Qh5 Nc4 22.Nc4 Rc4 23.Rg3 (better is 23.c3!?+=) 23...f4-+ (23...Rd4?! 24.Qh6 Rg4 25.Rg4 fg4 26.Qd2-/+) 24.Ra3 Rd4 25.Nd3 Rc8 26.Qe2 Bf5 27.Rba1 a5 28.Rb1 Qc6 29.Rb2 b5 30.Ne1 Re4 31.Qd2 a4 32.Nf3 Qc5 33.Ra1 Rc4 34.Ne1 a3 35.Rb3 b4 36.h4 Bc2 37.Nc2 Rc2 38.Qf4 Rc1 39.Kh2 Ra1 40.Rf3 Qe7 41.Qf5 Rac1 42.h5 a2 43.Rc3 R8c3 (43...R8c3 44.Qc8 Rc8 45.g3 Qe5 46.Kg2 Qe4 47.f3 R8c2 48.Kh3 Rh1) 0–1. Grabowski,Eric – Mahia,Gustavo (2375), Internet Section, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7)

7.0-0 Bd7 8.c3 Ng6 9.Be3 Be7 10.Nfd2 Rc8 11.c4 dc4 12.Nc4 0-0 13.f4 Na5 14.Nbd2 Bc6 15.Na5 Qa5 16.Qe2 Nh4 17.f5 ef5 (17...Bg2?! 18.Rf4 ef5 19.Rh4 Bh4 20.Qg2+=) 18.Bf5 Bg2 19.Qg4 Nf5?? (better is 19...Rc6 20.Rf2 Qa3-+ (20...Nf5?! 21.Rg2 Qa3 22.Nb3+=)) 20.Rf5+= Bd5 21.Bh6 g6 22.Bf8 Rf8 23.Rf2 b3 24.Ne4 ba2 25.Nf6 Bf6-+ 26.ef6 Qc3 27.Rff1? Re8 28.Qf4 Qb2 29.Qf2 Re2 30.Rae1 Re4 31.Qb2 Rg4 32.Kf2 Rg2 33.Ke3 Rb2 34.Kd3 h5 35.Kc3 Rh2 36.Re5 Rh3 37.Kb2 Bc4 38.Rc1 b5 39.Rd1 b4 40.d5 Rh2 41.Ka1 b3 42.Re8 Kh7 43.Rb8 Bd5! 44.Rb5 Be6 45.Rb8 a5 46.Rh8= Kh8 47.Rd8 Kh7 48.Rh8 ½–½. Blankin,Talgat – Suleymenov,Alisher (1975), Pavlodar KAZ, Open, 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7)

7.0-0 Bd7 8.c4 dc4 9.Bc4 Na5 10.Bd3 Ng6 11.Nbd2 Nf4 12.Ne4 Nd3 13.Qd3 Qb6 14.Re1 Be7 15.Bg5 Bf8 16.Rac1 h6 17.Bh4 Qa6 18.Qb1 (18.Qa6 ba6 19.Rc7 Bc6=) 18...Nc6 19.Rcd1 Qa5 20.Nfd2 Qd5 (20...Nd4? 21.Nc4 Nf3 22.gf3+-) 21.Nb3 b6 22.Qc2 a5 23.Nbc5? (23.Bf6 a4 24.Nc1 Ra7+= (worse is 24...Nd4 25.Qb2 a3 26.Qd4 Qd4 27.Rd4+/-)) 23...b5?? (23...bc5 24.dc5 Qe5 25.Nf6 gf6 26.Re5 fe5-+ (worse is 26...Ne5 27.Bf6 Rg8 28.Be5+/-)) 24.Nd6 Bd6 25.ed6 Rc8 26.Qd3 Qd4?? 27.Qb5 Qh4= 28.Nd7 Kd7 29.Qb7 Kd8 30.d7 Rc7 31.Qa8 Ke7 32.Qh8 Rd7 33.Rd7 Kd7 34.Rd1 Ke7 35.Qc8 Qc4= 36.h4 Kf6 37.Qd7 a4 38.Rd3 Ne5 39.Qd8 Kg6 40.Rg3 Kh7 41.Qf8? Qc1?? 42.Kh2+/- g6 43.h5 Qf4+= 44.hg6 Ng6 45.Qc5 b3 46.ab3 ab3 47.Qe3? b2-+ 48.Qf4 Nf4 49.Rb3 Nd3 50.Kg3 Kg6 51.Kf3 e5 52.Ke3 e4 53.f3 ef3 54.Kf3+/- Kf5 55.Ke3 Ne5 56.Kd4 f6 57.Rb2 h5 58.Rf2 Kg5 59.Ra2 Ng4 60.g3 h4 61.Ra5 Ne5 62.gh4 Kh4 63.Ke4 Kg5 64.Ra8 Kg6 65.Rg8 Kf7 66.Rg1 Ke6 67.Re1 Ng6 68.Ra1 f5 69.Kf3 Kf6 70.Ra6 Kg5 71.Ra8 Ne5 72.Ke3 Ng4 73.Kd4 Kf4 74.Kd3 Ne5 75.Ke2 Ng4 76.Rf8 Ke4 77.Ra8 Kf4 ½–½. Diete,Guenter (1750) – Scheidt,Eugen (2050), Bad Woerishofen Seniors op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.Nf3 Nc6 6.Bd3 Nge7)

7.0-0 Bd7 8.Nbd2 Nf5 9.Nb3 Be7 10.g4 Nh4 11.Nh4 Bh4 12.f4 Be7 13.Qf3 Qb6 14.Be3 0-0-0 15.Rfc1 a5 (15...Rdf8!?+=) 16.c4= bc3 17.Rc3 Kb8 18.Rb1 Nb4 (18...Qb4!? 19.Bd2 Qa4= (worse is 19...Nd4 20.Qf2 Nb5 21.Rc2+/-)) 19.Nc5+= Bc5 20.Rc5 (worse is 20.dc5 Qc7=) 20...Qa7 21.Bb5?? (better is 21.Bd2+=) 21...b6-/+ 22.Bd7 Rd7?? (better is 22...bc5 23.Ba4 Kc8 24.dc5 h5+=) 23.Rc3 Rc8 24.Rcb3 Rb7 25.a3 Nc6 26.Qe2 a4 27.Rb5 Na5 28.Bd2 Nb3 29.Rb4 Rc2 30.Qd3 Nd2?? 31.Qc2+= Nb1 32.Qb1 Qa6 33.Kf2 b5 34.Qh7 g6 35.Qg8 Ka7 36.Qe8 Qb6 37.Qf8 Rc7 38.Kg3 Qc6 39.Kh4 Kb6 40.Kg5 Qd7 41.h4 Rc8 42.Qd6 Qd6 43.ed6 Kc6 44.h5 gh5 45.gh5 Rh8 46.Rb1 Rh7 47.h6 Rh8 48.Rh1 Rh7 49.Rc1 Kd6 50.Rc8 Kd7 51.Rg8 Ke7 52.Rg7 Rh8 53.h7 b4 54.Kh6 b3+= 55.Rg1 Kf6 56.Rg2 Kf5 57.Rg8 Rh7 58.Kh7 Kf4 59.Ra8 b2 60.Rb8 Ke4 61.Rb2 Kd4 62.Rb4 Kc3 63.Ra4 d4 64.Ra7 e5 65.Re7 f6? 66.Kg6 Kd3 67.Kf5 Ke3 68.a4 d3 69.a5 1–0. Krstevski,Sasko – Marechal,Andy, Ch World (cadets), 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7)

7.a3 ba3 8.Ba3 g6 9.Nbd2 Nf5 10.Bf8 Rf8 11.c3 Bd7 12.Nb3 b6 13.0-0 a5 14.Qd2 Rh8 15.Rfb1 h5 16.Nc1 Rb8 17.Ne2 Kf8 18.c4 (18.Rb2 h4+=) 18...dc4= 19.Bc4 Nfe7 (19...Nb4 20.Nf4=) 20.Nc3 Na7 21.Ng5 Kg7 22.Qf4 Rf8 23.Nce4 Nac8 (23...Nf5 24.Nf6+=) 24.Ra3 (24.Nf6 Nf5 25.Ra5 ba5 26.Rb8 Qc7 27.Nd7 Qd7=) 24...Nd5? (better is 24...Nf5!?+=) 25.Bd5+/- ed5 26.Nf6 Qe7 27.Nh5 (better is 27.Rg3 Bg4 28.f3 Bf3 29.Rf3+-) 27...Kg8?? (better is 27...gh5 28.Rg3 Bg4=) 28.Nf6+- Kg7 29.Nd7 Qd7 30.Qf6 Kg8 31.Rh3 (31.Rh3 Qh3 32.gh3+-) 1–0. Boots,Nam Kyoo (2055) – Kuyper,Hans (1680), Haarlem AKN op 6th, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7)

7.a3 Qb6 8.0-0 Bd7 9.ab4 Nb4 10.Be2 Rc8 11.c3 Nbc6 12.Ba3 Ng6 13.Bf8 Rf8 14.Na3 a6 15.c4 Nf4 16.Re1 Ne2 17.Re2 Ne7 18.c5 Qd8 (18...Qc7 19.Rb2+=) 19.Rb2 Bc6 20.Rb6 Nf5 21.Rab1 g5 22.Qd3 g4 23.Nd2 f6 24.Re1 fe5 25.Re5 Qf6 26.Rb1 Kd7 27.Nb3 Nh4 28.Qe3 (28.Qh7 Kd8 29.Qc2 Ng6+=) 28...Nf5 29.Qd2 h5 30.Na5 Rc7 31.Rbe1 (31.Rb6 h4 32.Nc6 bc6+=) 31...Ng7 32.Nc2 Qf4 33.Qf4 (33.Ne3 Rf5=) 33...Rf4-/+ 34.Rg5 Rf7 35.Ne3 Rc8 36.Rb1 Bb5 (better is 36...Ke7!?+=) 37.Nb7+= Rb8 38.Nd6 Re7 39.h3 gh3 40.gh3 Kc6 41.Nc2 e5?? (better is 41...Kc7+/-) 42.Nb4+- Kd7 43.Na6! (43.Na6 Ba6 44.Rb8 ed4 45.Rb6+- (45.Rd5?! Kc6 46.Rd4 Ne6+-); 43.Nd5?! Ne6 44.Nf6 Kc7 45.Rb5 ab5 46.Re5 Nc5 47.Nb5 Rb5 48.Re7 Kd6+-) 1–0. Kolkin,Michail (2145) – Moews,Thomas (1730), Troisdorf op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7)

7.a3 Bd7 8.0-0 (8.c3 ba3 9.Ba3 a6=) 8...Qb6 9.Be3 Rc8 10.Qe2 (10.c3 b3+=) 10...Nf5 (10...Qa5 11.Nbd2 ba3 12.Nb3+=) 11.ab4 Nb4 (11...Nfd4? 12.Nd4 Nd4 13.Qg4 Qb4 14.Bd4+-; 11...Ne3?! 12.fe3 Bb4 13.Na3+=) 12.Bf5 ef5 13.Rc1 Be7 (13...Bb5 14.Qd1+=) 14.Na3 0-0 15.c4 Qg6 16.Bd2 a5 17.c5 b6 18.cb6 Qb6 19.Qd1 (19.Rcb1 Rfe8-/+) 19...h6 (19...Qg6 20.Bf4-/+) 20.Rcb1 Qe6 21.Ne1 Rb8 22.Nac2 Nc2 23.Qc2 a4 24.Nd3 Rfc8 (24...Qc6 25.Nc5-/+) 25.Rb8 Rb8 0–1. Rohde,Matse (2225) – Hentze,Holger (2325), remoteschach.de, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7)

7.a3 Bd7 8.0-0 Nf5 9.c4 (9.Bf5 ef5 10.ab4 Bb4=+) 9...bc3 (9...Nfd4 10.Nd4 Nd4 11.cd5 ed5 12.ab4 Bb4 13.Ba6-/+) 10.Nc3 (10.Bf5!? ef5 11.Nc3=+) 10...Nfd4-/+ 11.Ng5? (11.Nd4!? Nd4 12.Re1-/+) 11...h6 (11...Ne5 12.Bh7 Ndc6 13.Bc2-+) 12.Qh5 (12.Nh7 Ne5 13.Nf8 Rf8-+) 12...Ne5 (12...hg5?! 13.Qh8 Ne5 14.Qh7-/+) 13.Ne6 Nef3! (13...Ne6?! 14.Qe5 d4 15.Nb5-/+; 13...Be6?! 14.Qe5 Nc6 15.Qe2-+) 14.gf3 Be6 15.Kg2 a6 (better 15...Rc8 16.Bd2-+) 16.Be3? (better 16.Re1 Be7 17.Bb2-+) 16...Qf6 (better 16...Nc6 17.Rfe1 g6 18.Bg6 Rg8-+ (18...fg6?! 19.Qg6 Kd7 20.Nd5 Bd5 21.Red1-+)) 17.Nd5-/+ Qd8 18.Bd4 Qd5 (18...Bd5? 19.Rfe1 Be7 20.Bc5+-) 19.Qd5 Bd5 20.Rfe1 Be7 (20...Be6 21.Bf5 0-0-0 22.Be6 fe6 23.Rac1 Kd7 24.Be5=+) 21.Bc5 (21.Be4 Be4 22.Re4 f5=+) 21...Be6-/+ 22.Be7 (22.Bb6 Rb8-/+) 22...Ke7 23.f4 Kf6 24.Be4 Rab8 25.Rac1 Rhc8 26.Rc8 Bc8 27.Rc1 Bf5 28.Bf3 (28.f3 Be6-/+) 28...Rc8 29.Rd1 Rc7 30.Rd6 Ke7 31.Rb6 Bc8 32.a4 Kd8 33.a5 (33.Rb4 Bd7-+) 33...Rc5 34.Bb7 Ra5 35.Bf3 Rb5 36.Rd6 Kc7 37.Rc6 Kd7 38.Rc4 Bb7 39.Ra4 (39.Bb7 Rb7 40.Ra4 Ra7-+) 39...Bf3 40.Kf3 a5 41.Kg4 h5 42.Kg3 g6 43.Kh4 (43.Kf3 Kc6-+) 43...Kc6 44.f3 (44.Ra3 Rf5-+) 44...Kb6 45.Rd4 Rf5 46.Re4 Kb5 47.Re7 (47.Kg3 a4-+) 47...Rf4 48.Kg3 Rf5 49.Rb7 Kc4 50.h4 (50.Rc7 Kb3-+) 50...f6 (50...a4 51.Rc7 Kb3 52.Rb7 Ka2 53.Re7-+) 51.Rb6 (51.Rc7 Kb5-+) 51...a4 52.f4 (52.Ra6 Kb3 53.Rb6 Ka2-+) 52...g5 53.fg5 fg5 54.hg5 Rg5 55.Kf4 Rb5 56.Re6 a3 57.Re4 Kb3 58.Re3 Ka4 59.Re1 a2 60.Ra1 Ka3 0–1. kovacic (2310) – Tacchino (2260), ChessWorld.net, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.Bd3 Nbc6)

7.a3 Ng6 8.0-0 Be7 9.ab4 Nb4 10.Be2 0-0 11.c3 Nc6 12.Bd3 a5 13.Ba3 b6 14.Be7 Nce7 15.Na3 Ba6 16.Ba6 Ra6 17.Rb1 Ra8 18.g3 (18.Qb3 Nc8-/+) 18...Rb8 19.h4 Nc6 20.Qd3 Na7 21.Ng5 h6 22.Ne6 Ne5 (22...fe6?! 23.Qg6 Qd7 24.f4+=) 23.de5 fe6 24.Nc2 Qd7 25.f4 b5 26.Nd4 Rb6 27.g4 Qe7 28.Qg3 Nc6 (28...Qc5 29.Kg2-/+) 29.Nc6 Rc6 30.Rb5 Qa3 31.Rf3 Rfc8 32.c4 Qa1 33.Rf1 Qd4 34.Qf2 Qf2 35.Rf2 dc4 36.Ra5+= c3 37.Ra1 Rd8 38.Kg2 Rc4 39.Rc1 Rd2-/+ 40.Rd2 cd2 41.Rd1 Rf4 42.Rd2 Rg4 43.Kf3 Rh4 44.Rd8 Kf7 45.Rd7 Kg6 46.Re7 Kf5 47.Rg7 Ke5 48.Ra7 Kf6 49.Kg3 Rh1 50.Kg2 Rh5 51.Kg3 e5 52.Kg4 Rg5 53.Kf3 h5 54.Ra8 Rg4 55.Re8 Kf5 56.Rf8 Kg5 57.Rg8 Kh4 58.Rh8 Rg5 59.Ra8 Kh3 60.Kf2 h4 61.Rh8 e4 62.Rh7 Rg4 63.Rh8 Kh2 64.Re8 h3 65.Re7 Kh1 66.Rf7 h2 67.Rf8 e3! 68.Kf1 e2! 69.Kf2 e1Q! 70.Ke1 Kg2 (70...Kg2 71.Rf2 Kh3 72.Rh2 Kh2-+) 0–1. Zanetti,A (2180) – Vanagaite,G (1940), Panevezys LTU, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.Bd3 Nbc6)

7.a3 Ng6 8.ab4 Bb4 9.c3 (9.Bd2 Be7 (9...Bd2 10.Nbd2 Nf4 11.Bf1 0-0 12.g3 Ng6 13.Bd3 Bd7 14.h4 h6+=; 9...Bd7 10.Bb4 Nb4 11.Bg6 hg6 12.c3 Nc6 13.Qb3 Qc7 14.Na3 Na5+=; 9...Qb6 10.Bg6 hg6 11.Bb4 Qb4 12.c3 Qb2 13.Ra3 b6 14.Rb3 Qa2+=) 10.0-0 0-0 11.Na3 b6 12.Qe2 Nb4 13.Bg6 fg6 14.Bb4 Bb4+=) 9...Be7 (9...Ba5 10.0-0 0-0 11.Re1 Bd7 12.Ba3 Re8 13.Qc2 b5 14.Bd6 a6+=; 9...Bf8 10.0-0 Be7 11.Ba3 0-0 12.Bg6 fg6 13.Nbd2 g5 14.Be7 Qe7+=) 10.0-0 0-0 11.Ba3 (11.Be3 a6 12.Nbd2 Bd7 13.Qb1 b5 14.Qb2 Qc7-/+) 11...a6 (11...Nf4 12.Be7 Qe7 13.Bb5 Bd7 14.Qd2 Ne5+=) 12.Be7 (12.Bg6 fg6 13.Be7 Qe7 14.Na3 b6+=) 12...Qe7 13.Na3 (13.Qc1 b6 14.Qe3 Bb7+=) 13...Bd7 (13...Nf4 14.Qd2 Nd3+=) 14.g3 (14.Bg6 fg6+=) 14...b5 15.h4 Rfb8 16.Nc2 Be8 17.h5 Nf8 18.h6 g6 19.Qd2 f6 20.ef6 Qf6 21.Nh2 e5 22.Ng4 Qe6 23.Qg5 e4 24.Be2 Nd7 25.Nce3 Bf7 26.f3 Qe7 27.Qf4 Ra7 28.fe4 de4 29.d5 Nd8 30.Kh2 Rb6+= 31.Rad1 Nc5?? 32.d6+- Qe6 33.Nf6 Kh8 34.Bg4 Qb3?? 35.Qe5 Nde6 36.Nfd5 Kg8 1–0. Bohaddoune,Oussama (2270) – Tachafine,Anouar, 1st Open, Marrakesh MAR, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7)

7.a3 Ng6 8.h4 ba3 9.c3 Bd7 10.h5 Nge7 11.Na3 (11.h6 g6=) 11...Nc8 12.Rh3 a6 13.Kf1 f6 14.Bf4 fe5 15.de5 (15.Be5!? Ne5 16.Ne5=) 15...Bc5-/+ 16.Qc2 N8e7 (16...Qa5 17.Bh7 Ba3 18.Bg6 Kd8 19.Bc1=+) 17.Bh7= Qb6 (17...Qa5 18.Bg6 Kd8 19.Bd3=) 18.Bg6 Kd8 19.Ng5 Kc7 20.Nf7 Ng6 21.hg6 (21.Qg6 Qb2 22.Nc2 Ne7 23.Qg7 Qc2-+) 21...Rh3 22.gh3 Ne7 23.h4 (23.c4!?=) 23...Rf8 24.h5 (24.c4!?=+) 24...Be8-/+ 25.Rb1 (25.Bg5 Bf7 26.gf7 Rf7-+) 25...Qa5 (25...Qc6!? 26.Qc1 Bf7 27.gf7 Rf7 28.Nc2-+) 26.Qb3 (26.Qb2 b5 27.Nc2 Bf7 28.gf7 Rf7 29.Be3 Be3 30.Ne3-/+) 26...b5-+ (26...Bf7? 27.Qb7 Kd8 28.Qa8 Nc8 29.Bg5 Be7 30.Rb8 Qc3 31.Rc8 Qc8 32.Qc8 Kc8 33.Be7 Bg6 34.Bf8 (34.hg6?! Rh8=) 34...Bh5 35.Bg7+-) 27.Nc2 Bf7 28.gf7 Rf7 29.Bg3 (29.Be3 Be3 30.Ne3 Nc6-+) 29...Rf3 30.Ra1? (30.Nb4 Bb4 31.Qb4 Qb4 32.cb4-+ (32.Rb4?? Nf5-+)) 30...Qc3 (30...Rc3?! 31.Qb1 Qb6 32.Qb2-+) 31.Qa2 (31.Qc3 Rc3 32.Ne1-+) 31...Nf5 32.Ne1 (32.Qa5 Qa5 33.Ra5 Ng3 34.Kg2-+) 32...Ng3 33.Kg2 Rf2 (33...Rf2 34.Qf2 Bf2-+ (34...Qa1?! 35.Qc5 Kb7 36.Qe7 Kb6 37.Qd8 Kb7 38.Qe7 Kb6 39.Qd8 Kb7 40.Qe7=)) 0-1. Gorny,Michael (2065) - Nowak,Filip (1615), Wroclaw Open, 2019. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7)

7.c3 Ng6 8.0-0 Bd7 9.Be3 f6 10.Qc2 Kf7 11.h4 Be7 12.h5 Nf8 13.g4 (13.Qb2!?+=) 13...bc3 14.a3 Rc8 15.Nc3 Na5 16.Qb2 b6 17.Nd2 g6 18.h6 f5 19.f4 fg4 20.Be2 Rg8 21.Bg4 Nc4 22.Nc4 Rc4 23.Nd1 Ke8 24.Nf2 Qc8 25.Rac1 Qb7 26.Nh3 b5 27.Ng5 a5 28.Be2 Rc1 29.Rc1 b4 30.ab4 Qb4 31.Rb1 Qb2 32.Rb2 Bb4 33.Bd2+/- Bd2 34.Rd2 Bc6 35.Ra2 a4 36.Bd1 Ke7 37.Ba4 Ba4 38.Ra4 Nd7 39.Ra6 Nf8?? 40.Ra7 Nd7 41.Ra6 Nf8 42.Kg2 Rh8 43.Kf3 Kd7 44.Ke3 Ke7 45.Kd3 Kd7 46.Kc3 Ke7 47.Kb4 Kd7 48.Kb5 Kc8 49.Ne6 Ne6 50.Ra8 Kd7 51.Rh8 Nd4 52.Kc5 Ne6 53.Kd5 Nf4 54.Ke4 Ne6 55.Rh7 Ke8 56.Kd5 Ng5 57.Rg7 Nf7 58.Rg6 (58.Rg6 Nh6 59.Rh6 Kd7 60.Rh7 Kd8 61.e6 Ke8 62.Rf7 Kd8 63.Kd6 Kc8 64.Rd7 Kb8 65.e7 Kc8 66.e8Q) 1–0. Oganezova,Tamila – Sazanova,Julia, RUS–ch U16 Girls, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7)

7.Nbd2 Nf5 8.Nb3 Be7 9.h4 Bd7 10.Bg5 b6 11.g4 Bg5 (11...h6 12.Be7 Nfe7 13.Rg1+=) 12.gf5 (better is 12.hg5!? Nfe7 13.a3+=) 12...Bh6-/+ 13.fe6 Be6 14.Rg1 Ne7 (14...f6 15.Qe2 0-0 16.Bb5-+) 15.Ng5 g6 (15...Bg5 16.hg5 Rc8 17.a3 ba3 18.Ra3-/+) 16.Bb5 (16.Ne6 fe6 17.h5 Qc8=) 16...Kf8 (16...Bd7 17.Qe2-/+) 17.Qd2 Rc8?? (better is 17...Bf5=) 18.Ne6+- fe6 19.Qh6 Kf7 1–0. Ax,Paul – Sadewasser,Axel, Porz op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.Bd3 Nbc6)

7.g4 Na5 8.Ng5 h6 9.Nh7 Nc4 10.Nf8 Rf8 11.Nd2 b5 12.Nb3 Qb6 13.Be3 Nc6 14.Bc4 bc4 15.Nc5 a5 16.0-0 Ba6 17.f4 c3 18.Rf3 Qb5 19.Rf2 a4 20.f5 Bc8 (20...ef5 21.gf5 Bc8 22.Qh5+=) 21.fe6 Be6 22.Ne6 fe6 23.Rf8 Kf8 24.Qf3 Kg8 25.Rf1 Qb7 26.g5 hg5 27.Qg4 Qd7 28.Bg5 Rf8 29.Bf6 Rf7 30.Rf3? (30.Kg2 Qc7-/+) 30...Nd4! 31.Qd4 gf6 32.ef6 Qa7 33.Qa7 Ra7 34.Kf2 Kf7 35.Ke3 e5 36.Rh3 Ke6 37.Rh8 Rb7 38.Ra8 b3 39.Ra6 Kf7 40.ab3 ab3 41.cb3 Rb3 42.Kd3 d4 43.Rc6 Rb2 44.Ke4 Re2 45.Kf5 Rf2?? 46.Ke5= c2 47.Kd4 ½–½. Rajamaki,Keijo – Peltomaa,Jukka, FIN–chT, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7)

7.g4 Bd7 8.a3 Qb6 9.Be3 ba3 10.Na3-/+ Nb4 11.0-0 Nd3 (11...h5 12.gh5 Nd3 13.Qd3-/+) 12.Qd3=+ a6 (12...Nc6 13.Rfb1 Qc7 14.Nb5=) 13.Rfb1 (13.c4 Qc6 14.Bd2 h5 15.cd5 Qd5-+ (15...Nd5?! 16.Rfc1 Qb6 17.Nc4=+)) 13...Qc7 14.c4 dc4 15.Nc4 (worse 15.Qc4 Rc8 16.Rc1 Bc6-/+) 15...Nd5 16.Bd2 (16.Nd6 Bd6 17.ed6 Qd6 18.Rb7 0-0-/+) 16...b5-/+ 17.Ne3 Nf4 (17...Bc6 18.Nd5 Qb7 19.Nb4 Bb4 20.Bb4 (worse 20.Rb4 Bf3 21.Rb3 Be4-/+) 20...Bf3 21.Rc1=) 18.Qb3 (better 18.Qe4 Nd5 19.Nd5 ed5 20.Qd5=) 18...Qb7 19.Nc2 (19.Nc4 Ne2 20.Kf1 Nd4 21.Nd4 Qh1 22.Ke2 A) 22...bc4? 23.Qb8 (23.Rh1 cb3 24.Rhb1 h5-/+) 23...Bc8 24.Qc8 (24.Rh1 Rb8 25.Rhc1 Bb7=+) 24...Rc8 25.Rh1+-; B) 22...Qe4 23.Be3 bc4 24.Qc4 Qg4 25.Kf1 Qe4-/+) 19...Nd5 (19...Qe4 20.Bf4 Qf4 21.h3-+) 20.Nfe1 (20.Ng5 Be7-/+) 20...Be7 (20...h5 21.Qh3-+) 21.Rc1 (21.Nd3 h5 22.g5 0-0-+) 21...0-0 (21...h5 22.g5-+) 22.g5 (better 22.Nd3-+) 22...Rfc8 (22...a5 23.Ra5 Ra5 24.Ba5 Bg5 25.Ra1-+) 23.Nd3 Nb6 24.Nce1? (24.Nc5 Bc5 25.dc5-+) 24...Nc4 25.Bf4 (25.Qc2 Qe4 26.Nf4 Bc6 27.Qe4 Be4-+) 25...Qe4 26.f3 Qd4 27.Kg2 Ne3 28.Kg3 (28.Be3 Qe3 29.h4 h6 30.Rc8 Bc8-+) 28...Nf5 29.Kg2 (29.Kh3 Rc4 30.Qd1 a5-+) 29...Bc6 30.Qb2 (30.Kh3 Qb6-+) 30...Qd5 (30...Qb2 31.Nb2 a5 32.Nbd3-+) 31.Qf2 (31.Nb4 Bb4 32.Qb4 Qd8-+) 31...Bb7 (31...b4 32.Kh3-+) 32.Qa2 (32.Bd2 Rc4-+) 32...Qa2 (32...Rc4 33.Kf1-+) 33.Ra2 Rc1 34.Nc1 (34.Bc1 b4-+) 34...Rc8 (34...a5 35.Ncd3-+) 35.Ncd3 (35.Bd2 b4-+) 35...h6 (35...b4!? 36.Ra4-+) 36.gh6 Nh6 37.Bg3 (37.Bh6 gh6 38.Kf2 b4-+) 37...Nf5 (37...b4 38.Rb2 a5 39.Ra2-+) 38.Bf2 Rc4 (38...b4 39.Rb2 a5 40.Ra2-+) 39.Kf1 Nd4 (39...Kh7 40.Ke2-+) 40.Kg2?? (better 40.Nb2 Bd5 41.Ra6 Nf3 42.Nc4 Bc4 43.Kg2 Ne5 44.Ra8 Kh7 45.Re8-+) 40...Nf5 41.Kg1?? (41.Kf1 b4 42.Ke2-+) 41...b4-+ 0–1. Roebuck,Derek J (1720) – Janota,Paul S (1945), 7th CSC London Chess Classic, 2015. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7)

7.g4 Bd7 8.a3 Qb6 9.Be3 Rc8 10.0-0 Ng6 11.h4 Qd8 12.g5 a6 13.Qd2 ba3 14.Na3 Bb4 15.Qe2 Bc3 16.Rab1 Qe7 17.h5 Nf8 18.Rb7 Qa3 19.Rfb1 (19.Rb3 Qa5 20.Ba6-+) 19...Nb4 20.g6 (20.Rb3 Qa1 21.Kh2 Nd3 22.Qd3 a5-+) 20...hg6 21.hg6 fg6 22.Ng5 Nd3 23.cd3 Qe7 24.R1b6 (24.Qg4 a5-+) 24...Bd4 25.Ra6 Be3 (better is 25...Be5 26.Nf3 Bf6 27.d4-+) 26.Qe3 Rh5 27.f4 Qc5 (better is 27...d4 28.Qd2 Rh1 29.Kh1 Bc6 30.Kg1 Qb7 31.Qa2-+) 28.Qc5 Rc5 29.Ra8 Rc8 30.Raa7 Rh4 31.Rb4 Nh7 32.Nf3 (32.Nh7 Rh7 33.Rbb7 Rd8-+) 32...Rg4 33.Kf2 g5 34.Rbb7 Rd8 35.f5 Nf8 (35...ef5?! 36.e6 Nf8 37.ed7 Rd7 38.Ne5 Rb7 39.Rb7 Rf4 40.Ke2-+) 36.Ke3 d4! 37.Nd4 Rd4! (37...ef5?! 38.Nf5 Rf4 39.Nd6 Ke7 40.d4-/+) 38.Kd4 Bc6 39.Ke3 Bb7 40.Rb7 ef5 41.Rg7 Ne6 42.Rh7 Rd5 0–1. Rosa de Andrade,L (2035) – Yepes Martinez,Eduardo (2290), Foment op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

7.Ng5 h6 8.Nh7 (8.Nf3-/+) 8...Rh7 (better is 8...Nd4!? 9.0-0 Qc7-/+) 9.Bh7= g6 10.h4 Qb6 (10...h5 11.c3=) 11.Be3 Nf5 12.h5 Ne5 13.hg6 (13.Nd2!? Ne3 14.fe3+=) 13...Ng6+= 14.Nd2 (14.Bg6 fg6 15.Qd3 e5 16.de5 Ne3 17.fe3 Bf5-/+) 14...e5-/+ 15.Bg6 Qg6 16.Qe2 e4 17.0-0-0 Bd7 (17...Qg2? 18.Rdg1 Ng3 19.Qb5 (19.Rg2 Ne2 20.Kb2 Be6-/+) 19...Bd7 A) 20.fg3?? Qg1 (20...Bb5? 21.Rg2 Rc8 22.Bh6 Bh6 23.Rh6+-) 21.Bg1 Bb5-+; B) 20.Rg2 Bb5 21.Rg3+-; 17...Ne3?! 18.Qe3 Bg7 19.f3+=) 18.g4 Nd6 (better is 18...Ne3 19.Qe3 Rc8-/+) 19.Rh5? (better is 19.Rdg1 Nb5 20.Nb1-/+) 19...Bg4-+ (19...Qg4?! 20.Re5 Be7 21.f3 ef3 22.Qh2-/+) 20.Re5 Kd8 (20...Be7!? 21.Qe1 Bd1 22.Qd1-+) 21.f3 ef3 22.Nf3 (22.Qf2 Rc8 23.Nb3 Ne4 24.Rd5 Bd7 25.Qf3 Rc3-+) 22...Rc8 (better is 22...f6 23.Rd5 Qe4 24.Rd6 Bd6-+) 23.Rd2? (23.Rf1 Rc3 24.Bf2 Bf3 25.Bh4 Kd7 26.Rf3 Qg1 27.Qf1 Qf1 28.Rf1 Ra3 29.Rd5 Ra2-+) 23...Be6 (better is 23...Qf6 24.Rd5 Bf3-+) 24.Qg2 Qg2 25.Rg2 Nc4 0–1. Mindeguia Guruceaga,J (2125) – Sion Castro,M (2390), Open Pamplona ESP, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7)

7.0-0 Nf5

8.a3 Be7 9.ab4 Nb4 (worse is 9...Ncd4 10.Nd4 Nd4 11.Qg4+=; worse is 9...Nfd4 10.Nd4 Nd4 11.Qg4+/-) 10.Be2 Bd7 11.Ba3 h5 12.c3 Nc6 13.Be7 Qe7 14.Na3 a6 15.Qd2 Na5 16.Rfb1 b5 17.Nb5? (better is 17.Bd3!?=) 17...ab5-/+ 18.Rb5 (18.c4 b4 19.c5 0-0 20.Qb4 Nc6-/+) 18...Qd8 (better is 18...Bb5!? 19.Bb5 Kf8-+) 19.Rb2-/+ Nc4 20.Ra8 Qa8 21.Bc4 dc4 22.h3 0-0 23.Kh2 Bc6 24.Ra2 Qb7 25.Rb2 Qe7 26.Ng1 f6 27.Qe2 fe5 28.de5? (better is 28.Qe5 Qf6 29.Qf6 gf6 30.Ne2-+) 28...Qg5 29.f3 Qf4 (29...Qf4 30.g3 Qg3 31.Kh1 Nh4-+) 0–1. Scacco,Mauro (2115) – Sedina,Elena (2395), Bratto op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.a3 g6 9.Bg5 (9.Bf5 gf5 10.ab4 Qb6+=) 9...Be7 (9...Qa5!?=) 10.Be7+= Qe7 11.Bf5 gf5 12.ab4 Nb4 13.c3 Nc6 14.Na3 0-0 15.Re1 Na5 16.Re3 (16.Nb5 b6+=) 16...Bd7 17.Ng5 Qg5 (17...f6 18.ef6 Rf6 19.Re1=) 18.Rg3+= Qg3 (18...Qg6 19.Rg6 hg6 20.Nb1+=) 19.hg3+/- Rac8 (19...f6 20.g4 fe5 21.de5+/-) 20.Qd2 (20.g4 f4+/-) 20...f6 21.ef6 (21.Qh6!? Nb3 22.Rb1 Rc3 23.ef6+/-) 21...Rf6 22.Qg5 Kf7 (22...Rg6 23.Qf4+=) 23.Qe3 b6 24.Re1 (24.Qd3 Kg8+/-) 24...Kg6 25.Qd3 Kg7 26.Ra1 Rc7 27.Re1 a6? (27...Rc8!?=) 28.Qe3 (better is 28.Qa6!? Rc6 29.Qd3+-) 28...Rc8 29.f3 b5 30.Kf2 Nc4 31.Qg5 Kf7 32.Nc4 Rc4 33.Rh1 h6+= 34.Qe3 a5 35.Ra1 a4 36.Ke2 Rg6= 37.Kf2 Rf6 Twofold repetition 38.Ra3 Rg6 39.Qf4 b4 40.cb4 Rb4 41.Qd6 Rb2 42.Ke3 Bb5 43.Qc7+/- Kf6 44.Qb8 Rg7? 45.Kf4 Kf7 46.Rc3+- Kg6 47.Re3 Kf7 48.Qc7 Kf8 49.Qd6 Kg8 50.Qe6 Kf8 51.Qh6 Bd7 52.Qf6 Kg8 53.Qd8 Kh7 54.Re7 Rb7 55.Re1 Ra7 56.Qb6 Ra8+- 57.Rh1 Kg8 58.Qb7 Ra5 59.Qb8 Kf7 60.Qc7 (60.Qc7 Ra7 61.Qa7 Kf6 62.Qb6 Ke7 63.Ke5 Kf7 64.Qf6 Kg8 65.Qd8 Kf7 66.Rh8 Rg8 67.Rg8 f4 68.Qf8) 1–0. Pitkanen,Sami Pekka (2195) – Hamalainen,Sami (2180), FIN–ch Helsinki, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.Bb2 Bd7 9.a3 Be7 10.ab4 Nb4 11.Be2 0-0 12.Ba3 Nc6 13.g4 Ba3 14.Ra3 Nfe7 15.Nh4? (15.Qd3 Ng6-/+) 15...Ng6 (better is 15...Nd4 16.Qd4 Nc6-+) 16.Ng6-/+ fg6 17.c4 (17.Qd3!?-/+) 17...Rf4 18.cd5 ed5 (18...Rd4?! 19.dc6 Rd1 20.Rd1 bc6 21.Rad3=) 19.Rd3 Be6 20.Nc3 Qg5 21.h3 h5 22.Nb5 Rc8 23.Rg3 h4 24.Rd3 Qe7 25.Qa1 a6 26.Nd6 Rcf8 27.f3 Nb4 28.Rd2 Qc7 29.Rc1 Qb6 30.Kg2 a5 (30...g5!?+=) 31.Rc5+= Ra8 32.Rb5 ½–½. Schlenker,Jochen (2200) – Fuchs,Heinz (2310), Eppingen op, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.Bb2 Be7 9.a3 ba3 10.Na3 0-0 11.c4 Nb4 12.Bb1 Bd7 13.Nc2 (13.Bc3 a5+=) 13...Qb6 (13...dc4 14.Nb4 Bb4 15.Bf5 ef5 16.d5-/+) 14.cd5 (better is 14.c5!? Qb5 15.Bc3=) 14...Nd5-/+ 15.Ba3 Rfc8 16.Be7 Nfe7 17.Ne3 h6 18.Bd3 Bb5 19.Re1 Rc3 20.Be4 Rd8 21.Qd2 Rc7 22.g4? (better is 22.Rec1!?+=) 22...Nc3-+ 23.Bc2 Qc6 24.Kg2 Ned5 25.Rac1?? Nf4-+ (25...Nf4 26.Kg3 Nce2 27.Re2 Ne2 (27...Be2? 28.Bh7 Kh7 29.Rc6 Rc6 30.Kf4 Bf3 31.Kf3+-) 28.Kg2 Nc1 29.Qc1 Be2-+) 0–1. Ippolito,Manuel – Kovacevic,Slobodan (2400), FRA–ch op FIDE, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3)

8.Bb2 Be7 9.Nbd2 0-0 10.g4 Nh6 11.Ne1 (11.h3 f5 12.ef6 Bf6-/+) 11...f5 12.h3 (12.gf5 Nf5 13.Qg4 Bd7-/+) 12...Bd7 (12...fg4 13.hg4 Rf4 14.c4-+) 13.Ng2 Rc8 14.Nb3 b6 15.Bc1 Bg5 16.f4 Be7 17.g5 Nf7 18.h4 g6 (18...a5!? 19.a4-+) 19.h5-/+ Kg7 20.Nh4 Na5 21.Nd2 Qc7 22.Ndf3 Rh8 (22...Ba4 23.Rf2-+) 23.Rf2 Nc4 24.Rg2 Nd8 25.Qe1 Na3 (25...gh5 26.Qg3-/+) 26.Rh2 Nb5 27.Bb2 Nb7 28.Ng2 Nc3 29.Bc3 Qc3 30.Qf1 Na5 31.Rb1 Ba4 32.Ne3 Qc6 33.Re1 Nc4 34.Nd1 Na3 35.hg6 hg6 36.Ree2 Bb5 37.Rh6 Bd3 38.cd3 Rh6 39.gh6 Kh7 40.Nf2 Nb5 41.Nh3 Rc7 42.Qg2 a5 43.Nhg5+= Bg5 44.Qg5 Qc1?? 45.Kh2+- Rc2 46.Qe7 Kh6 47.Qf8 Kh5 1–0. Dezan,Pierre (2240) – Goldgewicht,Lionel, Paris Elo, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

8.Bb2 g5 9.Bf5 ef5 10.c3 f4 11.Ne1 Be6 12.Nd3 Qb6 (12...bc3 13.Nc3 Nd4 14.Nf4 gf4 15.Qd4-/+) 13.Qh5 (13.cb4 Bb4 14.Nb4 Qb4-/+) 13...Be7 (13...bc3 14.Nc3 Nd4 15.Qg5-/+) 14.Nd2 0-0-0 (better 14...bc3!? 15.Bc3 Nd4-/+) 15.Rfc1= Qa6 (15...bc3 16.Bc3 Qb5 17.Ne1=) 16.Nb4+= Nb4 17.cb4 Kb8 18.Nb3 b6 19.a4 (19.a3 Rc8+=) 19...Qd3 20.Rc3 Qg6 Black plans g4 21.Qg6 hg6 22.b5 g4 23.Rac1 (23.Ba3 Ba3 24.Ra3 Rh4+=) 23...Rc8 (23...Rh7 24.Rc7 Bb4 25.R1c6-/+) 24.g3 (24.Rc6 f3=) 24...f3=+ 25.R1c2 Rc3 26.Rc3 Bb4 27.Rc1 Bf5 28.Bc3 (28.Na1 Rc8 29.Rc8 Kc8-+) 28...Ba3 29.Ra1 Rc8 30.Bd2 Bb2 31.Re1 (31.Ra2 Rc2-+) 31...Bc2 32.Na1 (better 32.Re3-+) 32...Ba4 33.Bf4 Kb7 (33...Bb5?! 34.e6 Kb7 35.ef7 Ba1 36.Ra1-+) 34.Rb1 (34.Be3 Rc3 35.Rf1 Rd3-+) 34...Bd4 35.h4 Ba1 (35...gh3!? 36.Nb3 Bc3 37.Kh2 Bb5 38.Kh3 Bd7 39.g4-+) 36.Ra1 Bb5 37.Re1 (37.Rd1 Kc6-+) 37...d4 38.e6 fe6 (38...Be2!? 39.ef7 Rf8 40.Be5-+) 39.Re6 d3 (39...Rc6!? 40.Re7 Ka6 41.Bb8 Rc1 42.Kh2-+) 40.Rg6 Rd8 41.Bd2 Rd5 (41...a5!? 42.Rg5 Kc6 43.Rg6 Rd6 44.Rg4-+) 42.Rg4 a5 43.Rf4 a4 44.Ra4?? (better 44.Rf3 Re5 45.Rf7 Ka6 46.Rf6-+) 44…Ba4 0-1. Saravana,Kr (2310) - Urazayev,Arystanbek (2425), PNWCC Online Blitz JP, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.0-0)

8.c3 Be7 9.a3 bc3 10.Nc3 0-0 11.Bc2 f6 12.g4 fe5 13.gf5 e4 14.Ne5 Ne5 (worse is 14...ef5 15.Nd5 Bd6 16.Bf4+=) 15.de5 Rf5 16.Ne2 Qc7 17.Bb2 Bd7 18.Rc1 Qb6 19.Bd4 Qa6 20.a4 Bg5 21.Ng3 Rf3 22.Rb1 Bc6 23.Bc5 Rc8 24.Bd6 Bd8 25.Ne2 Be8 26.Nd4 Rf6 (26...Rfc3 27.Ne6 Rc2 28.Nd8+/-) 27.ef6+/- Qd6 28.fg7 Bc7 29.f4 Bb6 30.a5! Ba5 (30...Bc5!?+/-) 31.Kh1+- Bb6 32.Bb3 Rc3 33.Ne6! (33.Ne6 Rb3 34.Qb3 Qe6 35.f5+/-) 1–0. FortKnox – Southbourne_Chess, playchess.de, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.Be2 Qb6 9.Bb2 Be7 10.Qd3 h5 11.Nbd2 g5 12.Nb3 g4 13.Nfd2 Bd7 (13...a5 14.a4 ba3 15.Ba3 Ba3 16.Ra3 Nfd4 17.Rfa1-+) 14.Rfd1 a5 15.c4 bc3! 16.Bc3 (16.Bc3 a4 Combination; 16.Qc3 a4 Combination) 16...a4 17.Nc5 Ne5! 18.Nd7 (18.de5 Qc5) 18...Nd7 19.Rab1 Qa6 20.Qa6 ba6 (20...Ra6?! 21.Ba6 ba6 22.Rdc1=) 21.Bd3 Nd6 22.f3 Nb5! 23.Bb5 ab5 24.Rb5 Bd6 25.Bb4 Ke7 26.Rc1 (26.Rb1 Rhc8-+) 26...Rhb8 27.Bd6 Kd6 28.Rbb1 Rb1 29.Nb1 Rb8 30.a3 (30.fg4 hg4 31.h3-+) 30...Rb3 31.Nc3 Ke7 (better is 31...gf3!? 32.Na4 fg2 33.Rc3 Rb1 34.Kg2-+) 32.fg4 hg4 33.Na4 Ra3 34.Nc3 Rb3 35.Rc2 Nf6 36.Kf2?? Rc3! (36...Rc3 37.Rc3 Ne4 38.Ke3 Nc3-+) 0–1. Pavlov,Anatoli A (2170) – Yakkimaienen,V (2290), Northwest–ch Seniors, 2008. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.Be2 Be7 9.a3 Qb6 10.Be3 f6 11.ab4 (better is 11.ef6!? Bf6 12.ab4 Qb4 13.c3+=) 11...fe5-+ (worse is 11...Qb4 12.ef6 Bf6 13.c3+=; 11...Bb4?! 12.c3 Ne3 13.fe3+=; worse is 11...Ne3 12.fe3 Qb4 13.ef6 Bf6 14.Na3+=) 12.Ne5 Ne5 13.de5 Ne3 14.fe3 Qe3 15.Kh1 Bd7 (15...Qe5 16.Bb5 Bd7 17.Bd7 Kd7 18.Nd2 Bb4 19.c4-+) 16.c4 (better is 16.Re1!? Qb6 17.Bd3 Qb4 18.Qh5 Kd8 19.Qe2-+) 16...Qe5 17.Ra3 Bb4 18.Rh3 0-0-0 (18...a5 19.Bd3 dc4 20.Bc4-+) 19.Rh5 g5 20.Bf3 Be8 21.Rh6 Bg6 (21...dc4 22.Qc2 Bb5 23.Rc1-+) 22.Qa4 (22.cd5 ed5 23.Qb3 Be1-+) 22...a5 23.cd5 ed5 24.Na3 (24.Qb3 Rhe8 25.g4 Qe3-+) 24...Qb2 25.Nb5 Kb8 26.Qd1 Rhe8 (better is 26...Bc5 27.Be2 Rde8 28.Bd3 Bd3 29.Qd3-+) 27.Rh3 (27.Nd4-+) 27...Qe5 (better is 27...Bc5 28.Bh5 Qb5 29.Bg6 hg6 30.Rb3-+) 28.Qb3 1–0. Bolding,Klaus (2305) – Petrault,Frederic, FRA–chT2S, 1999. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.Be3 Be7 9.a3 0-0 10.ab4 Nb4 11.Be2 Bd7 12.c3 Nc6 13.Nbd2 a6 14.g4 (14.Bd3!?-/+) 14...Ne3 15.fe3 b5 16.Nb3 Qb6 17.Bd3 Rab8 18.Nc5? (better is 18.Qc2 h6 19.e4-/+) 18...Bc5-+ 19.Bh7 (19.dc5 Qc5 20.Qe1-+) 19...Kh7 20.Ng5 Kg8 21.Qc2 g6 22.Qg2 (22.dc5 Qd8 23.Nf3-+) 22...Be7 23.Rf6 Kg7 (better is 23...Ne5 24.Qh3 Nf3 25.Qf3 Bf6 26.Qf6 Rbc8-+) 24.Qh3+- Rh8 (24...Ne5 25.de5 Rh8 26.Rf7 Kg8+-) 25.Rf7 Kg8 26.Rh7 (26.Rh7 Ne5 27.Rh8 Kg7 28.Qh6 Kf6 29.Rf1 Nf3 30.Rf3) 1–0. Sintes,Marc (2065) – Cance,Jeremie, Toulouse op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.Be3 Be7 9.a3 Qa5 10.a4 0-0 11.Nbd2 Qd8 12.Qe2 Bd7 13.Nb3 a5 14.Bf4 Nh4 (14...Rc8 15.Rfc1+=) 15.Nh4= Bh4 16.Qh5 g6 17.Qg4 b6 18.Bh6 Re8 19.Rfe1 Ra7 20.Re3 Be7 21.Nd2 (21.Qf4 Qc8=) 21...f5 22.ef6 Bf6 23.Bg6 e5 (23...hg6?? 24.Qg6 Kh8 25.Rh3 e5 26.Bg7 Kg8 27.Rh8) 24.Bf5 Kh8 25.Bd7 Rd7 26.de5 Ne5 27.Rae1 Rde7 (27...Ng4?? 28.Re8 Qe8 29.Re8) 28.Qf5 Qd6 29.Nb3 Rg8 30.Bf4 Nf3 31.Kf1 Re3 32.Re3 (32.Bd6?? Re1) 32...Nh4 33.Qh7 Kh7 34.Bd6 Rc8 35.Bg3 Nf5 ½–½. DaveM – Mayer, playchess.de, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

8.Be3 Be7 9.a3 g5 10.ab4=+ Nb4 11.Ne1 Bd7 12.Qh5 Nd3 (worse 12...Ne3 13.fe3 Rf8 14.Bh7+=) 13.Nd3 Bb5 14.Nc3 Bd3 (worse 14...Ne3 15.fe3 Bd3 16.Qf7 (16.cd3?! 0-0=) 16...Kd7 17.cd3+=) 15.cd3 Rc8 16.Ne2 a6 (worse 16...Ne3 17.fe3 0-0 18.Qh6+=) 17.Ng3 Ng3 (worse 17...Ne3 18.fe3 Rf8 19.Qh7=) 18.fg3 0-0 19.h4 (19.Rf2 f6=) 19...f5 (19...f6 20.hg5 fg5 21.Qg4=+) 20.ef6 Bf6 21.Bg5 (21.hg5 Bg7-/+) 21...Bd4 22.Kh2 Qe8 (22...Qd7 23.Qg4 Bg7-/+ (23...Ba1 24.Bf6 Kf7 25.Qh5 Kg8 26.Qg5 Kf7 27.Bg7 Bf6 28.Rf6 Kg8 29.Bf8 Kh8 30.Rf4 h6 31.Qf6 Kh7 32.Rg4 Rf8 33.Qg6 Kh8 34.Qh6 Qh7 35.Qf8 Qg8 36.Qg8)) 23.Rf8= Qf8 24.Rb1 (24.Qg4!? Ba1 25.Be7 Qg7 26.Qe6 Qf7 27.Qc8 Kg7 28.Qg4 Qg6 29.Qc8=) 24...Qg7-/+ 25.Bh6 Qg6 26.Qg6 hg6 27.Rb7 a5 28.Bd2 (28.Re7 Rc6-/+) 28...Ra8 29.Rb3 (29.Bc1 a4 30.Ba3 Bg7-/+) 29...a4-+ 30.Ra3 Bc5 31.Ra2 a3 (31...e5 32.g4-+) 32.Bc1 (32.Bf4 Kf7-/+) 32...e5 33.g4 Kf7 (33...Ra4 34.h5-+) 34.h5 Ra4 Black intends e4 35.Kh3 (35.h6 Rg4 36.Ba3 Ra4 37.Bc5 Ra2-+) 35...gh5 36.gh5 Be7 (36...Rd4!? 37.Rd2-+) 37.g4 (37.g3-/+) 37...e4 (better 37...Rd4!? 38.g5 Rd3 39.Kg4 Rd1 40.Ba3 Rg1 41.Kf3 Bg5-+) 38.de4= Re4 39.g5 Re1 (39...Rc4 40.Bd2=+) 40.g6 (40.Bf4 Ke6 41.g6 Rh1 42.Kg4 Rh4 43.Kg3 Rh5 44.Re2 Kf6=) 40...Kg7=+ 41.Bf4 (41.Rc2 d4-/+) 41...Re4 (better 41...Rh1!? 42.Kg4 Rh4 43.Kf5 Rh5 44.Ke6 Bb4-/+ (worse 44...Kg6 45.Ke7 Kf5 46.Be3=)) 42.Kg3= d4 (better 42...Re1!?=) 43.Kf3+/- Re6 44.Rg2 Bf6 45.h6 Kg8 46.Rc2 Re8 47.Kg4?? (better 47.Rc6 Bg7 48.Ra6+- (48.hg7?! a2 49.Ra6 Kg7+/-)) 47...d3= 48.Rd2 (48.Ra2 Bb2 49.Bd2 Rc8=) 48...Rd8 (better 48...Bb2!? 49.Rd3 a2-/+) 49.Kf5 (49.Bg5 Bg5 50.Kg5 Kh8=) 49...Bc3 50.h7 (50.Ra2 Ra8 51.g7-/+) 50...Kg7 (50...Kh8 51.Ra2 Ra8 52.Ke6-/+) 51.Ra2 Bb2 (51...Ra8 52.Rh2-/+) 52.Bd2 (52.Ra3! Ba3 53.Be5 Kh6 54.Bf4 Kg7 55.Be5 Kh6 56.Bf4 Kg7=) 52...Rd5 53.Ke6?? (better 53.Ke4 Rh5 54.Kd3 Kg6 55.Kc2=+) 53...Re5-+ 54.Kd6 Re8 (better 54...Rh5-+) 55.Kc5 Kg6 56.Kc4 Rd8 (56...Kh7?! 57.Kd3 Rg8 58.Kc4=+) 57.Bc3?? (better 57.h8Q Bh8 58.Ra3 Rd4 59.Kb3-+) 57...Rc8 58.Kd3 Rc3 (58...Bc3?! 59.Ra3 Bg7 60.Ra6 Kh7 61.Re6-/+) 59.Kd2 (59.Ke2 Rh3-+) 59...Kh7 60.Kd1 Kg6 61.Kd2 Rc6 (61...Kf5!? 62.Kd1-+) 62.Kd3 Kf5 63.Kd2 (63.Ke3 Rc3 64.Kd4-+) 63...Ke4 64.Kd1 (64.Rb2 ab2 65.Ke1 Rc2 66.Kd1 b1Q) 64...Kd3 (64...Ke3 65.Ra1 Ba1 66.Ke1 Rc1) 65.Ke1 Rf6 (65...Rf6 66.Ra3 Ba3 67.Kd1 Rf1) 0-1. Ternault,M (2320) - Mathieu,Phileas (2240), TCh-FRA, 2021. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.Bd3 d5 6.e5 Nge7 7.0-0)

8.Be3 Be7 9.c4 bc3 10.Nc3 Nh4 (10...Ne3!? 11.fe3 Nb4+=) 11.Nh4= Bh4 12.Qg4 g6 13.Rac1 Be7 14.Ne2 Bd7 15.Nf4 Rc8 16.Qh3 Bg5 17.Ng6 fg6 18.Bg6 Kf8 19.Qh5?? (19.Qf3 Bf6 20.Bh6 Kg8 21.Bh5+-) 19...Kg7+= (19...hg6?? 20.Qh8 Kf7 21.Qh7 Kf8 22.Bg5 Qg5 23.Qd7+-) 20.Bg5 hg6 21.Bf6 Kf7 22.Qg4 Qg8 23.Bh8 Qh8 24.Rc3 Qh5 25.Rf3 Kg7 26.Qf4 Qf5 27.Qh4 Rh8 28.Qh8 Kh8 29.Rf5 ef5 30.Rd1 Kg7 31.f4 Kf7 32.Kf2 Na5 33.Rb1 b6 34.Ke3 Nc4 35.Kd3 a6 36.Kc3 Bb5 37.Re1 Ke6 38.Kc2 Na5 39.Re3 Bf1 40.Rg3 Kf7 41.a4? Nc4 42.Kc3+= Be2 43.e6 Ke6 44.Rg6 Kf7 45.Rc6 Bd1 46.Kb4 Ke7 47.h4 a5 48.Kc3 Ba4-+ 49.Rc7 Kf6 50.h5-/+ Nd6 51.Kd3 Nf7 52.Rb7+= b5 53.Ra7 Bb3 54.Ra5 Bc4 55.Kc3 Nh6 56.Ra6 Kg7 57.Kb4 Ng4 58.Rg6 Kh7 59.Re6 ½–½. Brodie,Hugh – Barnes,Graham, Canada op Edmonton, 1985. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3)

8.Bf5 ef5

9.a3 ba3 10.Ba3 Ba3 11.Na3 0-0 12.Nb5 Be6 13.Nd6 b6 14.c3 Na5 15.Qc2 Qd7 16.Nd2 Nb7 17.Nb7 Qb7 18.Rfb1 Rfc8 19.Qd3 Rc7 20.Nb3 (20.Rb3 Qc6=+) 20...Rac8 21.Rc1 Rc4 22.Nd2 R4c6 23.Qa6 (23.Ra3 Qc7=+) 23...Qa6-/+ 24.Ra6 Rc3 25.Rc3 Rc3 26.h3 (26.Ra7!? Rc1 27.Nf1-/+) 26...Rc7-+ 27.Kf1 (27.f4 f6-+) 27...h6 28.Ke2 f4 29.Kf3 (29.Kd1 Bf5-+) 29...g5 30.Nb1 (30.Ke2 f6!-+) 30...Bc8 (better 30...Bf5!? 31.Na3-+) 31.Ra3 Bf5 (31...b5!? 32.Rb3-+) 32.Nc3 Rc4 (32...Bd7!?-+) 33.Nd5-/+ Kg7 34.Ra7 Rd4 35.Nf6 Kg6 36.Ra8 Be6 37.Rg8 Kf5 38.g4? (better 38.Ng4 Bd5 39.Ke2 f3 40.gf3-+) 38…Ke5 (38...Ke5 39.Nh7 Rd3 40.Kg2 Bd5 41.Kf1 Rh3-+) 0-1. Akhayan,R (2255) - Mischuk,D (2360), Titled Tuesday, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.Bd3 Nbc6 7.0-0)

9.a3 Be6 10.ab4 Bb4 11.Ba3 Qe7 12.c3 Ba3 13.Na3 0-0 14.Nb5 g6 (14...f6!?+=) 15.Qd2 Rfc8 16.Nd6 Rc7 17.Rfb1 b6 (better is 17...f6!?=) 18.Rb6+/- ab6? (better is 18...Rd8 19.Rba6 Rb8+/-) 19.Ra8+- Kg7 (19...Nd8 20.Qg5 Qg5 21.Ng5 Rc3 22.Rd8 Kg7+-) 20.Ne8 Kf8 (20...Qe8 21.Re8 Ra7 22.Re6 fe6+-) 21.Qh6 (21.Qh6 Kg8 22.Qg7) 1–0. Lazu,Robert – McDonald,Kevin M, Dos Hermanas Internet qual–A, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 e6 5.Nf3 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

9.a3 Be6 10.ab4 Bb4 11.c3 Be7 12.Ba3 0-0 13.Nbd2 Qc7 14.Qa4 Rfc8 15.Rfb1 f4 16.Rb2 Ba3 17.Ra3 Bd7 (17...b6!?-/+) 18.Qb3= b5 19.Qd5 (19.Qb5?? Rab8 20.Qd5 Rb2-+) 19...b4 20.cb4 Ne5 21.Ne5 (21.Rb1 Nf3 A) 22.Rf3? Qc2 23.h4 Be6-+ (23...Qd2?! 24.Qd7 Rd8 25.Qe7+=); B) 22.Qf3=) 21...Qc1-/+ 22.Nf1 Be6 (22...Qb2 23.Nf7 (23.Qf7 Kh8 24.Rd3 Rc7+-) 23...Kf8 24.Nd6+-) 23.Qa5 (23.Qf3 Qb2 24.Nc6 Bc4-+) 23...Qb2 24.Nf3?? (24.b5-+) 24...Rc1 25.d5 Qe2 26.N3d2 Qd2 27.de6 Rf1! (27...Rf1 28.Kf1 Qd1) 0–1. roy1nc6 (1765) – mohabon (1775), gameknot.com, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

9.a3 Be6 10.ab4 Bb4 11.c3 Be7 12.Ba3 0-0 13.Nbd2 Qc7 14.Kh1 Rfc8 15.Ng1 Ba3 16.Ra3 Qe7 17.Qa1 f4 18.Ne2 Qg5 19.c4 (19.Nf3!? Qh6 20.Qc1+=) 19...dc4-/+ 20.Ne4 Qh4 21.Rf3 g5?? (better is 21...b5-/+) 22.Nf6 Kg7 23.g3?? (better is 23.d5 Bg4 24.e6+-) 23...Qh3-/+ 24.Ng1 Qf5 25.gf4 g4 26.Re3 Ne7 27.Ne2 Bd5 28.Nd5 Nd5 29.Ng3 Qd7 30.Re4 c3 31.f5 c2 32.Qc1 Qc6 33.Rg4 Kh8 34.Ne4 Nb4 35.f3? Rg8?? 36.Rh4?? Nd3 37.Nf6?? Qf6 38.ef6-/+ Nc1 39.Rc1 Rac8 40.Re4 Rc6 41.Re7 Rb6 42.Rc7 a5 43.R7c2 Rf6-/+ 44.Rc5 Ra8 45.R1c3 Kg7 46.Kg2 b6 47.Rb5 Rd6 48.d5 Kf6 49.Rc6= Rc6 50.dc6 Ke7 51.Rb6 Kd6 52.Rb7 Kc6 53.Rf7 a4 54.Re7 a3 55.Re1 a2 56.Ra1 Kb5 57.Kg3? Kb4-+ 58.Kf4 Kb3 59.Ke5 Re8 60.Kf6 Kb2 61.Ra2 Ka2 62.Kg7 Re7 63.Kg8 Re2 64.f6 Rh2?? 65.f7+- Rg2 66.Kh7 Rh2 67.Kg7 Rg2 ½–½. Dodwell,Philip (2060) – Buxton,David E (2110), BCF–chT4, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.0-0 Nf5)

9.a3 Be6 10.ab4 Bb4 11.c3 Be7 12.Qb3 b6 13.Qb5 Qd7 14.Na3 (14.Qd3 0-0-/+) 14...0-0 15.Qd3 Na5 16.Bf4 Rfc8 17.Rfb1 Rc6 18.Nc2 Rac8 19.Bd2 Nc4 20.Bf4 a5 21.h4 (21.Bg5 f4! 22.Be7 Bf5-/+) 21...Qa7 (21...Qd8 22.Rb3-+) 22.Ra2 Qb7 23.h5 h6 24.Rb5 Kh7 25.g3 g5 26.hg6 fg6 27.Bc1 Kg7 28.Nce1 Ne5! 29.de5 (29.de5 Rc3 Combination; 29.Ne5 Rc3 Combination) 29...Rc3 30.Bh6 Kh6 31.Qd4 R8c5 32.Rc5 (32.Raa5 Kg7 33.Nd3 R5c4-+) 32...Rc5-+ 33.Rb2 b5 34.Qd2-/+ Kg7 35.Nd3 Rc4 36.Nf4 Qc6 37.Nd4 Rd4 38.Qd4 Bb4 39.Qa7+= Kh6 40.Qd4 Bg8 41.Rb4 ab4 42.Qb4 Qe8 43.Qd6 b4 44.Qf6 Kh7 ½–½. Lauren,Martti (2190) – Levomaki,Riku Matti, FIN–chT, 2000. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Nc6 5.Nf3 e6 6.Bd3 Nge7 7.0-0 Nf5)

9.a3 Be7 10.ab4 Nb4 11.Ba3 Be6 12.Nbd2 Nc6 13.Qb1 Rb8 0–1. Lund,Jens Dahlen (2150) – Thomas,Michael Burgin (2045), SH–2007–0-00155, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3)

7.0-0 Ng6

8.a3 Bd7 9.ab4 Nb4 10.Be2 (10.Bg6 hg6 11.c3 Nc6-/+) 10...Nc6 (10...a6 11.Bd2-/+) 11.g3 (11.h3 a5-/+) 11...Be7 12.h4 0-0 (12...Nf8!?-/+) 13.h5 Nh8 14.Na3 (14.h6 g6-/+) 14...a6 (14...h6 15.Nb1-/+) 15.c4 f6 (15...dc4 16.Nc4 h6 17.Bb2-/+) 16.cd5 (16.h6 a5+=) 16...ed5 17.Qb3 (17.h6 g5 18.Qb3 Bc8-/+) 17...Bg4 18.h6 g6 (18...fe5 19.de5 Na5+=) 19.Bb2? (19.Qb7 Rc8 A) worse is 20.Qa6 Nb4 21.Qa4 fe5-/+; B) 20.Ba6? Na5 (20...Bf3?! 21.Qc8 Qc8 22.Bc8 Rc8 23.ef6 Bf6 24.Nc2-/+) 21.Qb2 Bf3-+; C) 20.Bf4+=) 19...b5 (19...Rb8 20.Rfd1-/+) 20.Nc2 (20.Nb1 Nf7 21.Qe3 fe5 22.de5 Nh6-+) 20...Nf7 (20...Na5 21.Qd3 Bf5 22.Qd1-/+) 21.Ne3 Be6 22.Kg2 f5 23.Ba3 Ba3 24.Qa3 Qe7 25.Qb3 Rfd8 26.Rfc1 Qb7 27.Rc5 Ne7 28.Rac1 Rac8 29.Nc2 Nc6 30.Qe3 Na5 31.Ng5 Nc4-/+ 32.Qf4 Qe7 33.Ne6 Qe6 34.Rc8 Rc8 35.Bf3?? g5-+ (35...g5 36.Bd5 Qd5 (36...gf4 37.Be6 Rc6 38.d5+-) 37.Qf3 Qf3 38.Kf3 Na3-+) 0–1. Goetz,Andreas (2180) – Butzke,Daniel (1740), Leutersdorf Muench Braeu op, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

8.a3 Bd7 9.c4 (9.Re1 Be7 10.ab4 Nb4+=) 9...bc3 (9...dc4 10.Bc4 Be7+=) 10.Nc3 Be7 (10...Rc8+=) 11.Be3 0-0 12.Nd2 f6 (12...Rc8 13.Qc2-/+) 13.Bg6 (13.ef6 Rf6 14.Qb1 Be8+=) 13...hg6 14.f4 (14.ef6 gf6 15.Qb1 f5+=) 14...g5 15.Ne2 (15.ef6!? Bf6 16.Nf3-/+) 15...gf4 16.Nf4 (better is 16.Bf4!? fe5 17.de5 Qb6 18.Kh1-/+) 16...fe5-+ 17.de5 (17.Ne2-+) 17...d4 (17...Ne5?! 18.Qb3-+) 18.Qh5 (18.Bd4 Nd4 19.Qg4-+) 18...Be8 (better is 18...Rf5 19.Qe2 de3-+) 19.Ng6-/+ Bg6 20.Qg6 Ne5 (20...de3 21.Qe6 Kh7 22.Qh3 Kg6 23.Qe6 Kh5 24.Qh3 Bh4 25.g4 Kg6 26.Rf8 Qf8 27.Qh4-/+) 21.Qe6+= Nf7 22.Bh6 (better is 22.Bf2!?+=) 22...Qd6-+ (worse is 22...gh6 23.Qg6 Kh8 24.Rf7 Rf7 25.Qf7-/+) 23.Rae1? (better is 23.Qd6!? Bd6 24.Bf4-+) 23...Qe6 (23...gh6?! 24.Qe7 Rae8 25.Qb7 Re1 26.Re1 Qa3 27.Qe4+=) 24.Re6 Ba3 (24...gh6?! 25.Re7 b5 26.Ne4=; 24...Nh6?! 25.Re7 Rf1 26.Nf1+=) 25.Rf3 Nh6 26.Ra3 Rac8 27.h3 a6 28.Rd3 Rfd8 29.Rg3? Rc6 30.Re5? d3 31.Rge3 Rc2 32.Re8 Re8 33.Re8 Kf7 34.Rb8 Rd2 35.Rb7 Kg8 36.Kf1 Ra2 37.Ke1 Nf5 38.Rb8 Kh7 39.Rd8 d2! (39...d2 40.Rd2 Ra3-+) 0–1. Havela,Jari – Raki,Jyrki, Hyvinkaa We HyvSK, 1996. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Nc6 6.Bd3 Nge7)

8.a3 Be7 9.ab4 Bb4 10.c3 Be7 11.Qc2 Bd7 12.Bg6 hg6 13.Ba3 Rc8 14.Be7 Qe7 15.Qb2 Rc7 (15...g5!? 16.Nfd2 g4-/+) 16.Na3= a6 17.Qb6 Qd8 18.c4 0-0 19.cd5 (19.c5 f6=) 19...ed5+= 20.Rac1 Bg4 21.Nd2 Rd7 22.Qc5 (22.Qb2!?+=) 22...Qa5-/+ 23.Qa5 Na5 24.Rc5 b6 25.Rc3 Rdd8 26.h3 Be6 27.Nc2 Rc8 28.Rc8 Rc8 29.Nb4 Nc4 (29...Nc6 30.Nc6 Rc6 31.Ra1-/+) 30.Nc4 Rc4 31.Na6 Bc8 32.Ra1 Rd4 (32...Kh7!?+=) 33.Nc7= Kh7 34.Rb1 ½–½. Llaneza Vega,Marcos – Gonzalez Menendez,Ivan, Roman Toran op, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

8.a3 Be7 9.c3 ba3 10.Na3 0-0 11.h3 Bd7 12.Bd2 a6 13.Nh2 b5 14.Nc2 Na5 15.Ne3 Nc4 16.Bc4 (16.Nc4!? bc4 17.Bc2-/+) 16...dc4-+ 17.f4 Nh4 18.Qh5 Nf5 19.Nf5 ef5 20.d5 Bc5 21.Kh1 a5 22.Qe2 Re8 23.Rfd1 Qb6 24.Nf3 Ra6 25.Be1 Be3 26.Bg3 Bc5 27.Qc2 (27.Be1 a4-/+) 27...b4 (better is 27...Qh6!?-/+) 28.cb4= ab4 (28...Qb4?? 29.Rdb1 Rc8 30.Rb4 Bb4 31.Nd4+-) 29.Qc4 Rea8 (29...Ra1!? 30.Ra1 b3=) 30.Ra6+= Ra6 31.Rc1 Bf8 32.Nd4 b3 33.Nb3 Ra3 34.Rc3?? Ba4?? 35.Nd2= Bb5 36.Qc8 Ba6 37.Qf8!? Kf8 38.Ra3 Bb7 39.Rb3 Qc7 40.d6 Qc6 41.Nf3 Qd5 42.Rc3 Bc6 43.Kh2 h6 44.Rc2 f6 45.Rd2 Qf7 46.Nd4 Bd5?? 47.e6+- Qb7 48.e7 Kf7 49.Nf5 g6 50.Nh6 Ke8 51.Ng4 Kf7 52.Nf6! Bc6 53.d7 (53.d7 Bd7 54.Rd7 Qd7 55.Nd7 Ke7 56.Ne5+-) 1–0. Schulz,Hans Juergen – Klyszcz,Michael, Bargteheide op, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.Bd3 Nbc6)

8.a3 Be7 9.c3 bc3 10.Nc3 0-0 11.Be3 Na5 12.Nd2 Bd7 13.Qb1 Rc8 14.Rc1 Rc6 15.Rc2 Qb6 16.Rb2 Qc7 17.Ne2 Rc8 18.g3 f6 19.ef6 Bf6 (19...gf6 20.Bg6 hg6 21.Qg6 Kh8 22.Qh5 Kg8 23.Bh6+-) 20.Bg6 hg6 21.Nf3 Rc2 22.Raa2 Ba4 23.Bd2 Qc4 24.Nf4 b6 25.Ne6 Rb2 26.Rb2 (26.Qb2? Qe2 27.Ba5 Qf3-+ (27...Qe6?! 28.Bc3-+)) 26...Bc2 27.Qe1 Nb3 28.Be3 Be4 29.Qd1 Nc1 30.Nf4 Qc3 31.Rb4? (better is 31.Rb5!?+=) 31...g5-+ 32.Nd5? Bd5 0–1. Seidel,Michael (2200) – Weingarz,Wilfried (2230), DESC, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.Bd3 Nbc6)

8.a3 Nh4 9.Be2 Nf3 10.Bf3 ba3 (10...Qa5 11.h3+=) 11.Ba3 Ba3 12.Na3 0-0 13.c3 f6 14.ef6 Rf6 15.Re1 Rh6 16.Nb5 (16.h3 Rb8=) 16...Bd7 17.Nd6?? (better is 17.Qb1=) 17...Qc7-+ 18.Nb5 Qh2 19.Kf1 Ne5 (19...Rf8 20.Qd3 a6 21.Na3-+) 20.Na7 Ra7! (20...Ra7 21.c4 Nc4-+) 0–1. Exposito Pacin,Mario (2085) – Fernandez Losada,Andres, Burgas op, 2001. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Nc6 6.Bd3)

8.Ng5 Be7 9.f4 (better 9.Qg4!?=+) 9...Bg5-+ 10.fg5 Qb6 11.Be3 Nce5! 12.Nd2 (12.de5 Qe3 Double attack (12...Qe3 Pinning; 12...Qe3 Deflection)) 12...Nd3 13.cd3 0-0 14.Qh5 (14.Rb1 Qd6-+) 14...e5 (14...Qa6!? 15.Qe2-+) 15.Nf3 e4 (15...e4 16.de4 de4-+) 0–1. Maba,Mateus dos Passos (1635) – Cardoso,Marcio De Lucca (1890), 4th Floripa Open (5), 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.0-0 Ng6)

7.a3 Nf5

8.0-0 a6 9.ab4+= Bb4 10.c3 Be7 11.g4 (11.Ba3 0-0+=) 11...Nh4-/+ 12.Nh4 Bh4 13.f4 Be7 14.f5 Qb6 15.Kh1 Bd7 16.Na3 0-0-0 (16...Qd8 17.f6 gf6 18.ef6+=) 17.Qe2 Rde8 18.Be3 h5 19.Rfb1 Qa5 20.Nc2 Qc7? (20...Qc3 21.Ba6 Nd8 22.Bd2 Qa1 23.Ra1 hg4 24.Bb5+-) 21.Ba6 (better is 21.Rb7! Kb7 22.Ba6 Ka7 23.Bb7 Qa5 24.Ra5 Kb7 25.Rb5 Kc7 26.g5+-) 21...ba6+/- 22.Qa6 Kd8 23.Rb7 Bc8 24.Rc7 Ba6 25.Rc6 Bb7 26.Rb6 Kc7 27.Rab1 Bc6 28.fe6 fe6 29.g5 Ra8 30.R6b2 Rab8 31.Rb8 Rb8 32.Rb8 Kb8 33.Nb4 Bb5 34.Kg2 Kc7 35.Kf3 Kb6 36.Bd2 Bf1 37.h4 ½–½. Llaneza Vega,Marcos – Braun,Arik (2125), Wch U12 Oropesa del Mar, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

8.0-0 Ncd4 9.Nd4 (9.ab4 Nf3 (worse is 9...Bb4 10.Nd4 Nd4 11.c3+/-) 10.Qf3 Bb4-/+) 9...Nd4 10.ab4 Bb4?? (better is 10...Nc6-/+) 11.c3+/- Bc5? (better is 11...Nc6 12.cb4 Ne5+/-) 12.cd4+- Bd4?? (12...Bf8+-) 13.Bb5 Bd7 14.Bd7 Qd7 15.Qd4 0-0 16.Ra7 Ra7 17.Qa7 Qb5 18.Be3 Qa6 19.Qd4 Qc4 20.Qc4 dc4 21.Rc1 b5 22.Na3 Rb8 23.Rb1 f6 24.Nc4! b4 25.Rb3 f5 26.Nd6 Kf8 27.Bc5 1–0. Rohde,Matse (2225) – Pieleck,Rudi (1770), remoteschach.de, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5)

8.0-0 Nfd4!? 9.Nd4 Nd4 10.ab4 Nc6-/+ (worse is 10...Bb4 11.c3+/-).

8.0-0 Be7 9.ab4 Nb4 (worse is 9...Ncd4 10.Nd4 Nd4 11.Qg4+=; worse is 9...Nfd4 10.Nd4 Nd4 11.Qg4+=) 10.Be2 0-0 11.c3 Nc6 12.Bd3 Qc7 13.g4 Nh6 14.Ng5 g6 15.Qf3 f5 16.Qh3 Bg5 17.Bg5 Nf7 18.Bf6 Nb8 19.Na3 Nd7 (worse is 19...Qc3 20.Nb5 fg4 21.Qg3+/- (21.Nc3? gh3 22.Be7 Re8-+)) 20.Nb5 Qb8 (20...Qc6 21.Be7 (worse is 21.Ra7 fg4 22.Qg4 Nf6 23.ef6 e5-/+) 21...Re8 A) 22.Ra7?! Ra7 23.Na7 Qc3 24.gf5 A1) worse is 24...ef5 25.Bf5 (25.Nc8?! Qc8 26.Bh4 Nb6=) 25...Qd4 26.Nc8 (26.Bd7?! Bd7 27.Qd7 Re7 28.Qe7 Qg4 29.Kh1 Qf3 30.Kg1 Qg4 31.Kh1 Qf3 32.Kg1 Qg4=) 26...gf5 27.e6 Qg7 28.Kh1+/-; A2) 24...Re7=; B) 22.Bd6 fg4 23.Qg4 Nd6 24.Nd6+/-) 21.gf5 ef5 22.Be7 Re8 23.Ba3 Nb6 (better is 23...a6!? 24.Bd6 Nd6 25.Nd6 Re6+/-) 24.Nd6+/- Be6 25.Bb5 (25.Ne8 Qe8 26.Bb4 Nc4+-) 25...Rd8 (25...Rf8+=) 26.Rae1 (better is 26.Nf7 Bf7 27.Be7+/-) 26...Ng5 27.Qg3 Ne4 28.Re4? (better is 28.Ne4!? de4 29.Be7+=) 28...de4-+ 29.Qg5 Qc7 30.Qf6 Bd5 31.c4 Rf8 32.Qg5 Bc6 33.Rc1 Nc8 34.d5 Bb5 35.cb5 Qd8 36.Qh6 Nd6 37.Bd6 Rf7 38.e6 Re7 39.Qf4 Rg7+= 40.Qe5?? Qg5-+ 41.Kf1 Qc1 42.Kg2 Qg5 43.Kf1 Rc8 44.Ba3 Rc1! 45.Bc1 Qc1 46.Kg2 Rc7 47.d6 Qc3?? 48.Qc3+- Rc3 49.d7 (49.d7 Rd3 50.e7+-) 1–0. Bar Or,Ornan (1995) – Grassie,Duncan (2090), Cesky Krumlov op, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5)

8.Bb2 ba3 9.Bc3-/+.

8.Bb2 Qb6 9.a4 (9.Bf5 ef5 10.0-0 Be6=+) 9...Bd7-/+ (9...Nfd4 10.Bd4 Nd4 11.Nd4+/-; 9...Ncd4? 10.Nd4 Nd4 11.Bd4+-) 10.Bf5 ef5 11.0-0 Be7 12.Nbd2 Be6 13.Nb3 Na5 (13...0-0 14.Qd3-/+) 14.Bc1=+ 0-0 15.Bg5 Bg5 16.Ng5 Rfe8 17.Nh3 (17.Nc5 Qc7=+) 17...Nb3 18.cb3 Rac8 19.Nf4 Rc3 20.a5 Qb5 21.Qh5 (21.f3!?-/+) 21...Rb3-+ 22.Rfc1 Rc3 23.Rcb1 b3 24.h4?? (better 24.Re1-+) 24...b2 25.Kh2 ba1Q 26.Rb5 (26.Ra1?? Qb2 27.Rf1 Rc4 28.Ne6 Re6-+) 26...g6 (better 26...Rc1!? 27.Rb7 Qd4 28.Ne2 Qe5 29.f4-+) 27.Qh6 Rc7 (better 27...Rc1 28.Ne6 Rh1 29.Kg3 fe6 30.Rb7 Qc3 31.Qe3 Qa5-+) 28.h5?? (better 28.Nh5 gh5 29.Qg5 Kf8 30.Qh6 Ke7 31.Rd5=) 28...Qd4-+ 29.Qg5 (29.hg6 fg6 30.Rb3 Qe5-+) 29...Qe5 30.h6 (30.Rb1 d4-+) 30...Rc4 (30...Rc3 31.g3 Rf3 32.Rb1 Rf2 33.Ng2 Rg2 34.Kg2 Qe4 35.Kf2 Qc2 36.Kg1 Qb1 37.Kh2 Qc2 38.Kg1 d4 39.Qd8 Qc1 40.Kh2 Qd2 41.Kh3 Rd8 42.a6 Bd5 43.g4 Qg2 44.Kh4 Qg4) 31.g3 f6 (better 31...Rc2 32.Nh3 f6 33.Qf4 Qf4 34.Nf4 Rf2 35.Kg1-+) 32.Qh4 (32.Ng6 fg5 (32...hg6?? 33.Qg6 Kh8 34.Qg7) 33.Ne5 Rc7-+) 32...Qc7 (better 32...g5 33.Qh5 Bf7 34.Nd3 Bh5 35.Ne5 fe5 36.Kg2-+) 33.Qf6 Rf4 34.gf4 Qf4 35.Kg2 Qh6 36.Rb7 Qf8 (better 36...f4!? 37.Kg1 Bd7 38.Rb1-+) 37.Qh4 Bf7 38.Qf6 (38.Ra7 Qc5 39.Rd7 Qa5-+) 38...Qg7 (38...Re6!? 39.Qd4 a6 40.Qa7-+) 39.Qd6 Qe5 40.Qd7 (40.Qe5 Re5 41.Ra7 d4-+) 40...Qe4 41.f3 (41.Kh2 Qh4 42.Kg2 Qg5 43.Kf1-+) 41...Qe2 42.Kg3 Qe6 (42...f4 43.Kg4 Qg2 44.Kf4 Qh2 45.Kg4 h5 46.Kg5 Re5 47.Qf5 Rf5 48.Kh6 Qf4) 43.Qc7 (43.Qe6 Be6 44.Ra7-+) 43…Qe5 (43...Qe5 44.Qe5 Re5 45.Ra7 d4-+) 0-1. Bordi,K (2285) - Quparadze,G (2460), Speed Chess Super Swiss, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.Bd3 Nbc6)

8.ab4 Nb4 9.Be2 (9.Bf5 ef5 10.0-0 (10.Ba3 Be7 11.0-0 0-0 12.c3 Nc6 13.Nbd2 Be6 14.Qb3 Ba3 15.Ra3+=; 10.c3 Nc6 11.0-0 Be7 12.Ba3 0-0 13.Qb3 Re8 14.Re1 Na5 15.Qa2+=; 10.Bg5 Qc7 11.c3 Nc6 12.0-0 Be6 13.Na3 Qd7 14.Nc2 a5 15.Bc1+=; 10.Bf4 Be7 11.0-0 0-0 12.Qd2 Nc6 13.Bg5 f6 14.ef6 Bf6 15.Bf6-/+; 10.Na3 Be7 11.0-0 0-0 12.c3 Nc6 13.Qb3 Na5 14.Qb5 a6 15.Qd3-/+) 10...Be7 11.Ba3 0-0 12.c3 Nc6 13.Qb3 Re8 14.Re1 Na5 15.Qa2+=) 9...Be7 (9...Bd7 10.0-0 (10.Na3 Nc6 11.Nb5 a6 12.g4 ab5 13.Ra8 Qa8 14.gf5 ef5 15.0-0-/+; 10.c3 Nc6 11.Bd3 Qc7 12.Nbd2 Nce7 13.Nb1 Nc8 14.0-0 Be7 15.Ba3+=; 10.Bg5 Qc7 11.c3 Nc6 12.0-0 h6 13.Bc1 Be7 14.Ba3 0-0 15.Be7+=; 10.Bf4 Be7 11.Qd2 Nc6 12.0-0 0-0 13.c4 dc4 14.Bc4 b5 15.Be2-/+; 10.Qd2 Rc8 11.c3 Nc6 12.0-0 Be7 13.Ba3 0-0 14.Be7 Qe7 15.Bd3+=) 10...Be7 11.c3 Nc6 12.Bd3 Qc7 13.Nbd2 0-0 14.Qb3 Nh4 15.Nh4=) 10.c3 (10.0-0 0-0 11.Ba3 b6 12.c3 Nc6 13.Be7 Qe7 14.Bd3 Bd7 15.Nbd2+=; 10.Ba3 0-0 11.0-0 Bd7 12.c3 Nc6 13.Bd3 b6 14.Nbd2 Qc7 15.Be7+=; 10.Qd2 0-0 11.Ba3 a5 12.0-0 b6 13.c3 Nc6 14.Bb5 Bb7 15.Re1+=; 10.Na3 0-0 11.0-0 Bd7 12.Qd2 a5 13.c3 Nc6 14.Qb2 Qc7 15.Nb5-/+; 10.g4 Nh4 11.Nh4 Bh4 12.Ra4 Nc6 13.Ba3 Bd7 14.Nc3 Ne5 15.Nb5-+) 10…Nc6 ½–½. Kobese,W (2385) – Mabusela,J (2270), ch–RSA, Cape Town RSA, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5)

8.ab4 Ncd4 9.Nd4 (9.c3 Nf3 10.Qf3 Qc7 11.Bf4 g5 12.Bg5 Qe5 13.Kd1 Qg7 14.Qf5 ef5 15.Bb5+=) 9...Nd4 10.c3 (10.Bb2 Nc6 11.b5 Nb4 12.Be2 Qb6 13.0-0 Na6 14.Ra2 Nc5 15.Bd4+=) 10...Nc6 11.f4 Qb6 12.Qf3 Be7 13.Be3 Qc7 14.b5 Na5 15.Qg3 =.

8.Be3 Be7 9.h4 (9.ab4 Nb4 10.Bf5 ef5-/+) 9...Qa5 (9...Ne3 10.fe3 ba3 11.Qd2-+) 10.0-0 (10.Bf5 ef5 11.0-0 f4 12.Bf4 Bg4-/+) 10...ba3 (better is 10...Ne3 11.fe3 ba3-/+) 11.Na3? (11.Bf5 ef5 12.Na3 b5+=) 11...Qd8?? (better is 11...Ne3 12.fe3 Ba3-+) 12.Nb5 h5 13.Bg5 Bg5 14.hg5 0-0 15.Qd2 Rb8 16.Bf5+/- ef5 17.Na7 Na7 18.Ra7 Qb6 19.Ra5 Be6+= 20.g6 fg6 21.c4 dc4+= 22.d5 Rfd8 23.Rd1 Rbc8 24.Ng5? c3-+ 25.Qa2 Qb2 26.Ne6 c2 27.Qb2 cd1Q 28.Kh2 Rc1 29.Nd8?? Qg1 30.Kg3 h4 31.Kf4 Rc4 32.Ke3 Re4 33.Kd3 Qf1 34.Kc3 Qc4 (34...Qc4 35.Kd2 Re2 36.Kd1 Qd3 37.Qd2 Qd2) 0–1. Kobese,Watu (2330) – Emojong,Elijah (2315), Pretoria RSA, Capablanca Mem GM, 2014. (=1.e4 e6 2.Nf3+= d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5)

8.ab4 Bb4

9.c3 Ba5 10.0-0 (10.Qa4 a6 11.0-0 b5 12.Qc2 Qc7 13.Ba3 Bb6 14.Qa2 Bb7 15.Bf5+=; 10.Qe2 0-0 11.Ba3 Re8 12.0-0 Qc7 13.Qc2 Kh8 14.Qb3 Qd7 15.Bf5=; 10.Ra3 0-0 11.0-0 a6 12.Qc2 b5 13.Ra1 Kh8 14.Nbd2 Bd7 15.Ba3+=; 10.Ra4 a6 11.0-0 b5 12.Ra2 0-0 13.Qc2 Kh8 14.Nbd2 Bd7 15.Ba3+=; 10.Ra2 0-0 11.0-0 Qc7 12.Qc2 h6 13.Ba3 Rd8 14.Nbd2 Bb6 15.Bf5= ) 10...0-0 11.Qc2 Kh8 12.Nbd2 Qc7 13.Ba3 Rd8 14.Rfb1 b6 15.Nb3 =.

9.c3 Bf8 10.Qb3 (10.Ba3 Ba3 11.Na3 0-0 12.Nb5 f6 13.Bf5 ef5 14.0-0 Be6 15.Qe2+=; 10.0-0 Be7 11.Ba3 0-0 12.Be7 Qe7 13.Qc2 f6 14.Re1 fe5 15.Ne5=; 10.Nbd2 Be7 11.Ba3 Ba3 12.Ra3 0-0 13.0-0 Qc7 14.Qb3 Rd8 15.Rb1+=; 10.Bg5 Qc7 11.0-0 h6 12.Bf4 Be7 13.Qb3 Qd7 14.Bf5 ef5 15.c4+=; 10.Bf5 ef5 11.Ba3 Ba3 12.Na3 0-0 13.0-0 f6 14.Re1 Be6 15.Nc2+= ) 10...Nh4 11.Nh4 Qh4 12.Na3 Qg4 13.0-0 Be7 14.Nb5 0-0 15.Nc7 =.

9.c3 Be7

10.0-0 0-0 11.Ba3 b6 12.Be7 Qe7 13.Qc2 Bd7 14.Nbd2 Rfc8 15.Qb1 +=.

10.0-0 0-0 11.Qc2 Kh8 12.g4 Nh4 13.Nh4 Bh4 14.f4 f6 (14...Be7 15.Nd2+=) 15.Ba3 (15.Bh7!? f5 16.Bg6=) 15...Rf7-/+ 16.Nd2 Bd7 17.Bh7 fe5 18.fe5 Bf2 19.Rf2 Rf2 20.Kf2 Qh4 21.Kg2 Qh7 22.Qh7 Kh7 23.Rf1 Kg8 24.Nf3 Na5 25.Nd2 ½–½. Klimovets,Kirill (2180) – Zafesov,Timur (2145), Moscow op–B, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5 8.ab4 Bb4)

10.0-0 0-0 11.g4 Nh4-/+ 12.Nh4 Bh4 13.f4 f6 (13...Be7 14.g5=+) 14.Ra2 (14.g5!? fg5 15.Qh5=) 14...fe5 15.de5 (15.fe5 Rf1 16.Qf1 Bd7-/+) 15...Be7-/+ 16.Rg2 (16.Be3 b6-/+) 16...g5 (16...Bc5 17.Kh1-+) 17.Rg3-/+ Kg7 (17...gf4 18.Bf4 Bc5 19.Kh1-/+) 18.Rh3 Rh8 19.Nd2 Bd7 (19...gf4 20.Nf3-/+) 20.Nf3=+ Be8 (better 20...Qc7!?=+) 21.f5+= (21.fg5?! Bg6=) 21...Bc5 22.Kh1 h6 23.f6 (23.Bg5 hg5 24.f6 Kg8+-) 23...Kg8+- 24.Qe1 (24.Bg5!? Qc7 25.Qd2+-) 24...Qc7 25.Bg5 hg5 26.Rh8 Kh8 27.Ng5 Nd8 (27...Kg8 28.Qh4 Bg6 29.Bg6 Bf2 30.Qh6 Ne5 31.Bh7 Kh8 32.Bf5 Kg8 33.Be6 Qf7 34.Qg7) 28.Qh4 Kg8 (28...Bh5 29.Qh5 Kg8 30.f7 Qf7 31.Rf7 Nf7 32.Qf7 Kh8 33.Qh7) 29.Bh7 (29.Bh7 Kh8 30.f7 Nf7 31.Nf7 Qf7 32.Bg6 Kg8 33.Rf7 Bf7 34.Qh7 Kf8 35.Qf7) 1–0. Husarik,Branko (2175) – Horak,Vladimir (2080), CZE–ChT2C, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5 8.ab4 Bb4 9.c3 Be7)

10.Ba3 Ba3 11.Na3 0-0 12.Nb5 f6 13.Qe2 Bd7 14.0-0 fe5 15.Ne5 +=.

10.Qb3 0-0 11.0-0 a5 12.Ra4 Na7 13.Bf5 ef5 14.Ba3 Re8 15.Be7 +=.

10.Qc2 b6 11.Ba3 Ba3 12.Na3 Nh4 13.Nh4 Qh4 14.Nb5 0-0 15.Nc7 =.

10.Qc2 h5 11.Ba3 Bd7 12.Bf5 ef5 13.Qb3 Qb6 14.Nbd2 (14.Qd5?? Be6 15.Qe6 fe6-+) 14...Qb3 15.Nb3 b6 16.Kd2 Ba3 17.Ra3 Ke7 18.Rc1 a5 19.c4 dc4 20.Rc4 b5 21.Rc5 b4 22.Ra1 a4 23.d5 Ne5 (23...ab3? 24.d6 Ke8 25.Ra8 Nd8 26.Rb8+-) 24.Ne5 ab3 25.Rb1 Ba4 26.Nd3 Rhb8 27.Rc7 Kf6 28.Nc5? (better is 28.Rb2-/+) 28...Rd8-+ 29.Na4 Rd5 30.Kc1 Ra4 31.Rb3 g6 32.Rc4 Ra1 33.Kb2 Rf1 34.Rc2 Rd4 35.Ka2 Rfd1 36.Rcb2 Ke6 37.Rb4 Rb4 38.Rb4 Rd2 39.Rb2 Rb2 40.Kb2 Kd5 41.Kc3 Ke4 42.Kd2 f4 43.f3 Kd4 44.h4 f6 45.Ke2 g5 (45...Kc3 46.Ke1-+) 46.hg5 fg5 47.Kd2 h4 48.Ke2 Kc3 49.Kf2 Kd2 50.Kg1 Ke1 51.Kh2 Kf2 52.Kh1 0–1. Neuberg,Simon – Kipper,Jens, Oberliga Sued W, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

10.Nbd2 0-0 11.Qc2 h6 12.0-0 Qc7 13.Ba3 Ba3 14.Ra3 Rd8 15.Qb2 =.

10.Qe2 0-0 11.Qc2 h6 12.0-0 b6 13.Ba3 Ba3 14.Ra3 Nh4 15.Nbd2 +=.

10.g4 Nh4 11.Nh4 Bh4 12.0-0 Be7 13.f4 a6 14.f5 Bg5 15.f6 gf6 16.Bg5 fg5 17.Nd2 Qc7 18.Qf3 Qe7 19.Qe2 Ra7 20.Rf6 b5 21.Qf2 (21.Nf3 h6-/+) 21...Rc7 22.Rf1 Qf8 23.Nf3 Qg7 24.Qe3 h6 25.Nd2 h5 26.Nf3 (26.gh5 Rh5 27.R1f2-+) 26...hg4 27.Ng5 Nd8 28.Qf4 Qg8 (28...Bb7!? 29.Qg4 Rc3 30.Bg6 fg6 31.Re6 Ne6 32.Qe6 Qe7 33.Qg6 Kd8 34.Nf7 Kc7 35.Nh8=) 29.Qg4 Rc3 30.R1f3 Rc1 31.Kg2 Ra1 32.h4 Ra2 33.Kg3 b4 34.h5 b3 35.Bb1 Ra4 36.Nf7 Qg4-+ 37.Kg4 Rd4 38.Kg5 Nf7 39.Rf7 b2 40.Bg6 Kd8 41.Rf8 Rf8 42.Rf8 Kc7 43.h6 Rd1 44.h7 Rg1 45.Kh4 (45.Kh4 Rh1 46.Kg3=) 1–0. Seidel,Michael – Boehnke,Hartmut, DESC, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5 8.ab4 Bb4 9.c3 Be7)

8.ab4 Nfd4

9.Nd4 Nd4 10.Bb2 Nc6 11.b5 Nb4 12.Be2 Qb6 13.0-0 Na6 14.c4 dc4 15.Bc4 =.

9.Nd4 Nd4 10.Bb2 Nf5 11.c3 Be7 (11...Qc7 12.f4 g6 13.Bc1 Bd7 14.0-0 Qb6 15.Kh1 Bb5+=) 12.0-0 0-0 13.Nd2 (13.Qb3 Nh4 14.c4 dc4 15.Bc4 Qb6+=) 13...f6 (13...Qc7 14.Nf3 Rd8 15.Re1 a5+=) 14.Nf3 fe5 15.Ne5 Bd6 16.Qe2 Qh4 17.f4 b6 18.Rae1 a5 19.g3 Qh3 20.Rf3 Ne7 (worse is 20...ab4 21.g4 Qh4 22.gf5 bc3 23.Bc3 Bc5 24.Kh1+=) 21.Qf2 ab4 22.Qb6 Bb8 23.Kh1? (23.Bf1 Qh6 24.Qb4 (24.cb4?? Ba7 25.Qa7 Ra7-+) 24...Be5 25.Qe7-/+) 23...bc3 (23...Ra2 24.Bf1 Qh5 25.Qb8 Nc6-/+) 24.Bc3+= ½–½. Ridameya Tatche,J (2070) – Amrutha,M (2040), XXXIV Open Barbera del Valles ESP, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3)

9.Nd4 Nd4 10.c3 Nc6 11.Qe2 Qc7 12.f4 Nb4! 13.Bb5 (13.cb4 Qc1) 13...Bd7 14.Bd7 Kd7 (14...Qd7?! 15.cb4 Bb4 16.Nd2=) 15.0-0 Bc5 16.Kh1 Nc6 17.Nd2 Ne7 18.c4 b6 19.cd5 Nd5 20.f5 Raf8 21.Ne4 Bd4 22.Ra4 Be5 23.Qb5 Kd8 24.Bg5 Bf6 25.Bf6 gf6 (25...Nf6 26.Nf6 gf6 27.Rd1 Kc8 28.Rc4 Qc4 29.Qc4 Kb8 30.fe6 fe6 31.Qe6+-) 26.Rc4 Qd7 27.Qb3 Rhg8 28.Qa3 Re8-/+ 29.Nd6 Qe7 30.Rfc1 Kd7 31.Rc6 a5 32.Qa4 b5?? 33.Qb5 Qd6 34.Rc7 (34.Rc7 Kd8 35.Qb8; 34.Rd6?! Kd6 35.Qa5 Ke5 (35...ef5?? 36.Qa3 Ke5 37.Re1 Kf4 38.Re8 Re8 39.Qg3 Ke4 40.Qe1 Ne3 41.Qb4 Nc4 42.Qc4 Ke3 43.Qc3 Ke2 44.Qc2 Ke3 45.Qf5+-) 36.fe6 fe6 37.Re1 Kf5+=) 1–0. Braunschlaeger,Claus (2230) – Barten,Ralf (2090), Bayern–chI Bank Hofmann 6th, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.a3 Nf5)

9.Nd4 Nd4 10.c3 Nc6 11.f4 Qb6 12.Qf3 Be7 13.Be3 Qc7 14.b5 Na5 15.Qf2 b6 +=.

9.Nd4 Nd4 10.c3 Nc6 11.f4 Qh4 12.g3 Qd8 13.Be3 (13.b5!? Nb8 14.Be3+=) 13...d4-/+ 14.cd4 Bb4 15.Kf2 Qd5 16.Be2 Qd7 17.Qa4 0-0 18.Rc1 a5 19.Bb5 Qd5 (better is 19...Qd8+=) 20.Rc6+/- bc6 21.Bc6 Qc4 22.Nd2 (worse is 22.Ba8 Ba6 23.Qd1 Ra8-/+) 22...Qa6 23.Ba8 Bd2 24.Be4 Bb4 25.Qc2 g6 26.Bd2 Qb6 27.Be3 Qb5 28.Bc6 Qa6 29.Qe4 Qc4 30.Rc1 Qa2 31.Qc2 Qa3 32.h4 Ba6 33.h5 Bd3 34.Qd1 Qb2 35.Kf3 Ba6 36.hg6 hg6 37.Rc2 Qb3 38.Be4 Bc4 39.Qh1 Bd5 40.Rh2 Be4 41.Ke4 Qd5 42.Kd3 Qb5 43.Ke4 Qd5 44.Kd3 Qb3 45.Ke4 Qd5 ½–½. Matseyko,Ekaterina (2315) – Razin,Vadim (2085), Rodatychi op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 Nge7 7.a3 Nf5)

8.Bf5 ef5

9.0-0 Qa5 +=.

9.0-0 Qb6 10.Re1 Be6 11.ab4 Bb4 12.Re3 Na5 13.c3 Be7 14.Qa4 Nc6 15.Nbd2 0-0 16.Rb1 Qa5 17.Qd1 Qc7 18.h3 (18.Ra1 Rfc8-/+) 18...Na5 19.Nh2 b6 20.f4 Rfc8 21.g4 (21.Ra1 a6-/+) 21...Nc4 22.Rg3 (22.Nc4 Qc4 23.Qb3 Qa6-+) 22...Bh4 23.Rd3 Be7 24.Qc2?? (24.Rg3 Rd8 25.Nc4 dc4 26.gf5 Bf5 27.Ra1-+) 24...Qd7-+ 25.Qd1 Rab8 26.Ndf1 b5 27.Rg3 a5 28.Ne3 Ne3 29.Re3 Rc4 30.Ra1 a4 31.Ra2 Rbc8 32.Bd2 Bd8 33.Rg3 Ba5 34.Qe1 Qc6 35.Ra3 b4! 36.cb4 Bb4! 37.Rad3 Bd2 38.Qd2 Rc1 39.Nf1 Qb5 40.Qg2 R8c2 41.Qf3 Ra2 42.Rg2 Raa1 43.Rf2 fg4 44.Qe2 g3! 45.Rg3 Qe2 (45...Qe2 46.Re2 Rf1 47.Kg2 Rf4-+) 0–1. Hunko,Gyorgy (2040) – Kucsa,Andras (1980), HUN–chT2 Barcza, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 e6 5.Bd3 Nc6 6.Nf3 Nge7 7.a3 Nf5)

9.0-0 Be7 +=.

9.ab4 Bb4 10.c3 Be7 11.0-0 0-0 12.Ba3 Be6 13.Be7 Qe7 14.Qa4 a6 15.Nbd2 Rfc8 16.Rfb1 Na7 17.Rb3 g6 18.Qa2 Rab8 19.Qb2 Nb5 20.Ne1 Rc6 21.Nd3 Rbc8 22.Nb1 Qc7 23.g3 Qe7 (worse is 23...Nc3 24.Rb7 Qd8 25.Nc3 Rc3 26.Nc5+/-) 24.Kg2 R6c7 25.h4 (25.Nc5 f6 26.ef6 Qf6+=) 25...Kg7 (25...f6 26.ef6 Qf6 27.Nf4-/+) 26.Qd2 h6 27.Nc5 g5 (27...f6!? 28.Qe2 Bd7-/+) 28.hg5= hg5 29.Na3 Na3 30.Rba3 Rh8 31.f4 g4 32.Rb3?? (better is 32.Qb2=) 32...Rc5-+ 33.dc5 d4 34.Qd4 Bb3 35.e6 (35.Qd6 Qe6 36.Kf2 Rh2 37.Kg1 Rc2-+) 35...Qf6 36.e7 Qd4 37.cd4 Bd5 38.Kf2 Kf6 0–1. Kupka,Slavoj – Joita,Paul, WchT U26, 1960. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.a3 Nf5)

9.ab4 Bb4 10.c3 Be7 11.h4 Be6 12.Ng5 h6 13.Ne6 fe6 14.g4 Rf8 (14...Bh4 15.gf5 0-0 16.Qg4 Bf2 17.Kf2 ef5 18.Qg6+/-) 15.g5 hg5 16.hg5 Kd7 17.Qb3 b6 18.Ba3 Ba3 19.Qa3 Qe7 20.Qa6 Rac8 21.Na3 Kc7 (better is 21...Qg5!? 22.Nb5 Qg2+=) 22.Nb5= Kb8 23.Nd6 Rcd8 24.Ke2 Rd6 25.ed6 Qd6 26.Qa3 Qd8 (26...Qa3!? 27.Ra3 e5 28.de5 Ne5+=) 27.Rh7+= Rg8 28.Rah1 e5 (28...Qg5? 29.Qd6 Kb7 30.Qd7 Kb8 31.Qc6 Qg4 32.Kd2 Qf4 33.Kd1 Qf3 34.Kc2 Qf2 35.Kb3+-) 29.de5 Ne5 30.R1h6?? (better is 30.Kd1=) 30...Nc4 (30...gh6?? 31.Qa7 Kc8 32.Qb7) 31.Qa6 Re8 32.Kd3 Qe7 33.Kc2 Qe2 34.Kb3 Nd2 (34...Nd2 35.Kc2 Qa6-+) 0–1. Stovring,Claus (2065) – Fries Nielsen,Jens Ove (2450), Aarhus CC, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 Nge7 7.a3 Nf5)

6.Bd3 f5

7.0-0 Qa5 8.Nbd2 Bd7 (8...Qc7 9.a3 Bd7 10.Be2 Nh6 11.Nb3 Nf7) 9.Nb3 Qc7 10.Be3 Rc8 11.Nh4 g6.

7.0-0 Qc7 A) 8.Bd2 Bd7 (8...Be7 9.c3 Bd7 10.a3 bc3 11.Nc3 a6; 8...Nge7 9.a3 Ng6 10.Be2 Bd7 11.ab4 Nb4) 9.Re1 Rc8 10.a3 Qb6 11.Bf5 ef5; B) 8.Nbd2 Bd7 (8...Nh6 9.Nb1 Nf7 10.Nbd2 Be7 11.a3 Bd7; 8...Nge7 9.a3 Ng6 10.Nb3 ba3 11.Ba3 Ba3; 8...Be7 9.a3 Bd7 10.Be2 a6 11.ab4 Nb4) 9.a3 Nh6 10.Nb3 Nf7 11.Qd2 Be7; C) 8.Be2 Bd7 (8...Be7 9.a3 Bd7 10.ab4 Nb4 11.c3 Nc6) 9.a3 Rc8 10.ab4 Nb4 11.c3 Nc6; D) 8.a3 Bd7 (8...Be7 9.Bd2 Bd7 10.ab4 Nb4 11.Bb4 Bb4; 8...a6 9.Bg5 Qa5 10.c3 bc3 11.Qb3 Be7) 9.Be2 Rc8 10.ab4 Nb4 11.c3 Nc6.

7.0-0 Nge7 8.a3 Ng6 9.ab4 Nb4 10.Ba3 Nd3 11.Qd3 Ba3 12.Na3 Bd7 13.Rfb1 b6 14.c4 0-0 15.cd5 ed5 16.Qb3 Bc6 17.Rc1 Qd7 18.Nc2 Nf4 19.Qe3 Ne6 20.Nb4 Bb5 21.Nd2 (21.Nd3 a5+=) 21...Rfc8 22.f4 a5 23.Nd3 Bd3 24.Qd3 Rc1 25.Rc1 Nf4 26.Qf3 Ng6 27.Rf1 (27.Rc7 Qe6-/+) 27...Ne7 28.Qh5 (28.Rb1 b5-+) 28...g6 (28...a4 29.Nf3 Qe8 30.Qg5-+) 29.Qh4 Nc6 30.Nf3 (30.Rb1 b5!-+) 30...Qe7 (30...b5 31.Rc1-+) 31.Qh6 Qg7 32.Qh4 h6 33.Rc1 Rc8 34.h3 g5 (34...Qf8!? 35.Rb1 Nb4-+) 35.Qh5+= Kh7 36.Nh4 Ne7 (36...f4!?-/+) 37.Rc8= Nc8 38.Nf5 Qg6 39.Qf3 Qe6 40.g4 ½–½. Baumer,Andreas (1785) – Fischer,Ernst (1960), Regionalliga NO, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6)

7.0-0 Nge7 8.a3 Ng6 9.Be2 Qa5 10.Bg5 h6 11.Bd2 Be7.

7.a3 Qa5 8.0-0 Bd7 (8...Be7 9.Bb2 Qc7 10.c4 bc3 11.Nc3 Nh6) 9.Bd2 Qb6 10.Be3 Rc8 11.c4 bc3.

7.a3 Qc7 8.0-0 Bd7 (8...Be7 9.ab4 Nb4 10.Na3 Nd3 11.Qd3 Bd7) 9.Be2 Be7 10.ab4 Nb4 11.c3 Nc6.

8.a3 Bd6 9.ab4 Nb4 10.Be2 (10.0-0 0-0=+) 10...0-0-/+ 11.c3 Nc6 12.Na3 (12.Ba3 Ba3 13.Na3 Ne4-/+) 12...e5 13.Nb5 (13.de5 Ne5 14.Nb5 Nf3 15.Bf3 Qe7 16.Be3 Bc5-/+) 13...e4-+ ½–½. Popovic,I (2215) – Vrbat,Mladen, TCh–CRO II Liga, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 f5 7.ef6 Nf6)

7.a3 Bd7 A) 8.ab4 Nb4 (8...Bb4 9.c3 Ba5 10.Bg5 Nge7 11.Qb3 Qb6) 9.Be2 Qc7 10.c3 Nc6 11.Ba3 Be7; B) 8.Bd2 Qb6 9.ab4 Nd4 10.c3 Nf3 11.Qf3 Qc7; C) 8.0-0 Qa5 (8...Qb6 9.Be2 Qa5 10.Nbd2 Qa4 11.Nb3 ba3; 8...Qc7 9.Bd2 Qb6 10.Be3 Qa5 11.Nfd2 Rc8) 9.Be2 Rc8 10.Bb2 Qb6 11.Bc1 b3.

7.a3 Be7 A) 8.ab4 Nb4 (8...Bb4 9.c3 Be7 10.0-0 a6 11.Nbd2 Ra7) 9.Be2 Bd7 10.0-0 a6 11.Ba3 b5; B) 8.Nbd2 Nh6 (8...g5 9.h3 Qc7 10.Nb3 h6 11.Qd2 Bd7) 9.0-0 0-0 10.ab4 Nb4 11.Be2 Qc7; C) 8.c4 dc4 9.Bc4 g5 10.Ng5 Qd4 11.Qh5 Kd7; D) 8.0-0 Qa5 (8...Qc7 9.Bd2 Bd7 10.c3 bc3 11.Nc3 a6) 9.Nbd2 Qa4 10.Bb2 a6 11.ab4 Qb4.

7.Be3 A) 7...Qa5 A1) 8.Nbd2 Bd7 (8...Be7 9.Nb3 Qc7 10.0-0 Bd7 11.Rc1 Rc8; 8...Qc7 9.0-0 Bd7 10.Qe2 Rc8 11.Rfc1 Be7) 9.0-0 Rc8 10.Nb3 Qc7 11.Rc1 Na5; A2) 8.Qe2 Bd7 (8...Nge7 9.Nbd2 Bd7 10.Nb3 Qc7 11.0-0 Rc8; 8...Be7 9.0-0 Bd7 10.Nbd2 Qc7 11.Rfc1 Rc8) 9.Nbd2 Qb6 10.0-0 Rc8 11.Rab1 f4; A3) 8.Nfd2 Bd7 9.0-0 Rc8 10.Nb3 Qd8 11.a3 Qh4; A4) 8.0-0 Be7 (8...Bd7 9.Nbd2 Rc8 10.Nh4 Nge7 11.Nb3 Qc7) 9.Nbd2 Bd7 10.Nb3 Qa4 11.Bg5 b6; B) 7...Bd7+= B1) 8.a4 Be7 (8...Rc8 9.Nbd2 Qc7 10.0-0 Nge7 11.Rb1 Ng6; 8...Qc7 9.Nbd2 Rc8 10.0-0 Nge7 11.Rb1 h6; 8...Nge7 9.0-0 Rc8 10.Nbd2 Ng6 11.a5 Na5) 9.Nbd2 Rc8 10.0-0 Qc7 11.Bb5 Nd8; B2) 8.Nbd2 Rc8 (8...Qc7 9.0-0 Nge7 10.Rc1 Rc8 11.c4 bc3; 8...Be7 9.0-0 Nh6 10.Bh6 gh6 11.Rb1 Rg8; 8...Nge7 9.0-0 Ng6 10.Bg5 Be7 11.Be7 Qe7) 9.0-0 Be7 10.Re1 Qc7 11.Rb1 Qa5; B3) 8.a3 Qa5 9.a4 Nge7 10.0-0 Rd8 11.Nbd2 Qc7; B4) 8.0-0 Rc8 9.Nbd2 Be7 10.Nb3 Na5 11.Nc5 Qc7.

7.ef6 Qf6 8.a3= (8.Bg5 Qf7 9.c4 dc4 10.Bc4 Bd6 11.Qe2 Nge7; 8.0-0 Bd6 9.a3 Nge7 10.Bg5 Qf7 11.ab4 Nb4) 8...Bd6 9.0-0 Nge7 10.ab4 Nb4 11.Bg5 Qf7.

7.h3 Bd7 8.g4 Nge7 9.Nbd2 Qc7 10.Nb3 g6 11.a3 Nc8 12.Qe2 f4 (12...Na5 13.Nfd2+=) 13.h4 Be7 (13...ba3!? 14.Ba3 Nb4+=) 14.Bf4= ba3 15.h5 gh5 16.Rh5 (worse is 16.gh5 Nb4+=) 16...Rf8 17.Bd2 Nb6 (17...Nb4!? 18.Bb4 Bb4 19.Nfd2 a5+=) 18.Rh7+/- 0-0-0 19.g5 Rh8 20.g6 Nb4 21.Bb4 (21.g7!? Rhg8 22.Bg5 Qc3 23.Kf1 Bg5 24.Ng5+/-) 21...Bb4+= 22.Kf1 (22.Nfd2 Rh7 23.gh7 Nc4 24.Bc4 dc4=) 22...Qc3 (22...Rh7 23.gh7 Rh8 24.Ng5+/-) 23.Nfd2 a5 (23...Rh7 24.gh7 Qb2 25.c3 Bc3 26.Rb1 Bd4 27.Rb2 Bb2 28.Qh5+-) 24.Ra2+/- Na4 25.Nb1 Qc6 26.Na3 Nc3 27.Qh5 Rh7 28.gh7 Na2 29.h8Q Rh8? (better is 29...Qc3!? 30.Qg7 Ba3+=) 30.Qh8+- Kc7 31.Nb5 (31.Nb5 Qb5 32.Bb5 Bb5 33.Kg2+-) 1–0. Kobese,W (2355) – Mulder,Cornelis, ch–Commonwealth RSA–Open, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 f5)

7.h4 Bd7 8.Rh3 Qb6 9.Bb2 Rc8 10.Nbd2 Na5 11.Qe2 a6 ½–½. Kuhlenbaeumer,Willi (1975) – Richters,Alfred (1940), Muensterland Verbandsklasse–A, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 f5)

7.0-0 Bd7

8.a3 a5 9.c4 Nge7 10.Bg5 (10.Re1 a4 11.ab4 Nb4+=) 10...Qb6 (10...dc4!? 11.Bc4 h6+=) 11.ab4 Nb4 12.c5 Qc7 13.Nc3 Nd3 (13...Kf7!?+=) 14.Qd3+/- Ng6 (14...h6 15.Bd2+/-) 15.Rfb1 Be7 16.Rb6 Bc6 17.Nb5 Qd7 18.Be7 Ke7 (18...Bb5 19.Qb5 Qb5 20.Rb5 Ne7 21.Rb7+/-) 19.Nd6 Ra7 (19...h6 20.h4+-) 20.Qd2 (20.Ng5 Kf8+-) 20...Rha8 21.h4 Kf8 22.Ra3 (22.h5!? Nh8 23.h6 Ng6+-) 22...Ne7 23.Ng5 Kg8 24.h5 Nc8 (better is 24...h6 25.Nh3 a4+/-) 25.Ndf7?? (better is 25.h6 g6 26.Rb1+-) 25...Nb6-+ 26.cb6 Ra6 27.Rg3? (27.h6 g6 (27...Rb6 28.hg7 Ba4 29.Rg3+-) 28.Nd6 a4-+) 27...Rf8 28.Nh6?? Kh8-+ 29.Nh7 Kh7 30.Qg5 Raa8 31.Qg6 Kh8 32.Nf5 Rf5 33.h6 Rf7 34.hg7= Rg7 35.Qh6 Kg8 36.Rh3 Rh7 37.Rg3 Rg7 38.Rh3 Rh7 39.Rg3 Rg7 40.Rh3 ½–½. Thuesen,Mogens (2195) – Lien,Kjell Hakon (2020), Helsingor DEN, Politiken Cup, 2014. (=1.e4 c5 2.Nf3+/- e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6-/+)

8.a3 Qa5 9.Be2 Rc8 10.Bb2 Qb6 11.Bc1 Be7.

8.a3 Qb6 9.Be2 Qa5 10.Bb2 Qc7 11.ab4 Bb4.

8.a3 Qc7 9.Be2 Rc8 10.ab4 Nb4 11.c3 Nc6.

8.c4 bc3 9.Nc3 Rc8 10.Bd2 Be7 11.Rb1 Nb4.

8.Nbd2 Nge7 (8...Qc7 9.Re1 Nge7 10.Nb3 Ng6 11.Bg5 Rc8; 8...Qb6 9.Nb3 Qc7 10.a3 ba3 11.Ba3 Bb4; 8...Qa5 9.Nb3 Qc7 10.Be3 Be7 11.Rc1 Rc8) 9.Nb3 Ng6 10.Ng5 Be7 11.Qh5 Bg5.

8.Bg5 Be7 (8...Qb6 9.Be3 Rc8 10.a3 Be7 11.c4 bc3; 8...Qa5 9.Nbd2 Qb6 10.Nb3 Rc8 11.Rc1 h6; 8...Qc7 9.a3 Qa5 10.Qc1 Qb6 11.c3 bc3) 9.Be7 Nge7 10.c4 dc4 11.Bc4 Na5.

7.ef6 Nf6-/+

8.0-0 Qc7 9.a3 Be7 10.Re1 0-0 11.ab4 Nb4.

8.0-0 Bd6 9.a3 0-0+= 10.ab4 Nb4 11.Ba3 b6.

8.0-0 Bd6 9.Re1 0-0 10.Nbd2 Bd7 11.Bb2 Qb6 12.Nf1 Rae8 13.Ng3 a5 14.Ne5 Ne5 (14...a4 15.Rb1 Qa7-/+ (15...Nd4? 16.Bd4 Qc7 17.Qe2+-)) 15.de5+= Qf2 16.Kh1 Bb8 (better is 16...Be7!?+=) 17.ef6+- Bg3 (17...g6 18.Rf1 Qc5 19.f7 Rf7 20.Rf7 Kf7 21.Qf3 Ke7 22.Qf6 Kd6 23.Bd4+-) 18.Qg4 (18.Rf1 g6 19.Rf2 Bf2+-) 18...Rf6 19.Bf6 (19.Qg3?! Qg3 20.hg3 Rf7=) 19...Qf6 20.hg3 Bc8 21.Qh5 Qh6 (21...g6 22.Qf3 Qg5 23.Rf1 Qh6 24.Kg1+-) 22.Qh6 gh6 23.Re5 Kg7 24.Rf1 Rd8 25.Kh2 Rd6 26.Kh3 (26.g4 Rc6+-) 26...Rc6 27.Kh4 Rc3 28.g4 Ra3 (28...Bd7 29.g5 h5 30.Rf6+-) 29.g5 (29.Rh5!? Rd3 30.cd3 Bd7+-) 29...h5 30.Kh5 Ra2 (30...b5+-) 31.g6 hg6 32.Bg6 b3 (32...Ra1 33.Ra1 Kf6 34.Rae1+-) 33.cb3 (33.Rg5 Kh8 34.Bd3 bc2 35.Rf8) 33...Rg2+- 34.Rf7 Kg8 35.Rc7 Rh2 36.Kg5 Rg2 37.Kh6 Rh2 38.Bh5 (38.Bh5 Kf8 39.Rg5 Rh5 40.Kh5 e5 41.Re5 b6 42.Kg6 Bf5 43.Kf6 Bd7 44.Rd7 a4 45.Rd8) 1–0. Grabowski,Eric (2135) – Boekhoff,Andrew (2425), Internet Section, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 f5)

8.0-0 Bd6 9.Bg5 0-0-/+ 10.a3 e5 11.de5 Ne5 12.h3 (12.ab4 Bg4 13.Be2 Bf3 (13...Bb4? 14.Ne5 Be2 15.Qe2+-) 14.Bf3 Bb4-/+) 12...Nf3 (12...h6 13.Bc1-+) 13.Qf3-/+ Be5 14.Ra2 ba3 15.Ra3 (15.Na3 Qc7-/+) 15...Qd6-+ 16.Bf6 (16.Qe3 Re8 17.Qf3 Ne4-/+) 16...Rf6 (16...Qf6?! 17.Qd5 Kh8 18.Nd2+=; worse is 16...gf6 17.c4+=) 17.Qh5 g6 18.Qe2 Bf5 (18...Re6 19.Qf3 Qc5 20.Rb3-+) 19.Bf5 Rf5 (19...gf5?! 20.Qf3+=) 20.Qb5 (20.Qd3 Qc5 21.c3 b5-+) 20...Qc6 21.Qd3 a6 (21...b5 22.Nd2-+) 22.g4 (22.Nd2 Rc8-/+) 22...Rf7 (22...Rf4 23.c3-+) 23.Nc3 d4 (23...Bh2 24.Kg2 d4 25.Ne4-+) 24.Ne2 Rd8 (24...Qd6 25.f4 Bf4 26.Nf4 Rf4 27.Qb3 Kh8 28.Qb7 Qa3 29.Qa8 Kg7 30.Rf4 Qg3 31.Kf1 Qf4 32.Ke2 Qe5 33.Kd1-/+) 25.f4 Bc7 (25...Rdf8 26.Raa1 Bf4 27.Nd4-+) 26.Rb3 (26.f5 Be5-/+) 26...Qd5 27.Rf3 Bb8 28.Rb1 Ba7 29.Rbf1 Re7-+ 30.Kh2 Rde8 31.Nc3 Qc6 32.Nd1 Re2 33.R1f2 Re1 34.Rd2 Kg7 35.f5?? Bb8 36.Kg2 Qc7 37.Rg3?? Qg3-+ 38.Qg3 Bg3 39.Kg3 gf5 40.gf5 Rd8 41.Kf4 Kf6 42.Nf2 Rf1 43.Ke4 Re8 44.Kd5 Kf5 45.Nd3 Rd8 46.Kc5 Ke4 47.Re2 Kf3 48.Re7 h5 49.Rb7 Rc8 50.Kd4 Rc2 51.Ne5 Kg3 52.Rb3 Kg2 53.Ra3 Rd1 54.Ke3 Re1 55.Kd3 Rc8 56.Ng6 Rd8 57.Kc2 Re4 58.Ra6 Kh3 59.Ra5 h4 60.Ne5 Kg2 61.Nd3 Re2 (61...Re2 62.Kc3 Re3 63.Rg5 Kh1-+) 0–1. Schlag,Franz – Boettger,Reiner, GER–chT Seniors, 1996. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5 5.e5 Nc6 6.Bd3 f5)

8.0-0 Bd6 9.Bg5 0-0 10.c4 bc3 11.Nc3 a6 12.a3 (12.Rc1!?-/+) 12...Qc7 13.Qc2 b5 (13...h6 14.Be3-/+) 14.Ne2 Na5 15.Qb1 (15.Qc7 Bc7 16.a4 Bd7-/+) 15...Nc4 16.Rc1 Qf7 (16...Na3? 17.Ra3 Qb7 18.Ra5+-) 17.Rc3 Bb7 18.Ng3 Bg3 (18...Rac8 19.Ra2-+) 19.hg3-/+ Ne4 20.Qc2? (better 20.Rc2-/+) 20...Nc3-+ 21.Bh7 Kh8 22.Bg6 Ne2 23.Kh2 Nd4?? (better 23...Qf3! 24.gf3 Nd4-+) 24.Nd4+- Qf2 25.Qd1 Do you see the mate threat? 25...Rf3 26.Nf3 The mate threat is Ne1 (26.Qf3?! Qf3 27.gf3 Ne5+-) 26...Ne3 27.Be3 Qe3 28.Nh4 Qg5 (28...Rd8 29.Qh5 Qh6 30.Qf3+-) 29.Rc1 (29.Qf3 Rg8+-) 29...d4 (better 29...Rd8 30.Rc7 Ba8+-) 30.Rc7 Qd5 (30...Bd5 31.Qd4 Rg8+-) 31.Rb7! (31.Rb7 Qb7 32.Qh5 Kg8 33.Qh7 Kf8 34.Qh8 Ke7 35.Qg7 Kd6 36.Qb7+-) 1–0. Szabados,Karoly (2095) – Tomik,Lajos (2135), Backa Topola, 2010. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 d5 5.e5 Nc6 6.Nf3 f5 7.ef6 Nf6)

8.0-0 Bd6 9.Bg5 0-0-/+ 10.c4 e5 11.c5 e4 12.cd6 Qd6-/+.

8.a3 Bd6 9.0-0 0-0 10.ab4 Nb4 11.Ba3 a5.

8.Qe2 Bd6 (8...Qc7 9.Bd2 Be7 10.c3 0-0 11.a3 b3) 9.0-0 0-0 10.a3 Qc7 11.Bb5 Ng4.

8.Bf4 Bd6 9.Bd6 Qd6 10.0-0 0-0 11.Re1 Ng4.

8.Bf4 Bd6 9.Bd6 Qd6 10.h4 0-0-+ 11.Qe2 Re8 12.0-0 e5 13.de5 Ne5 14.Ne5 Re5 (14...Qe5?! 15.Qe5 Re5 16.Nd2-/+) 15.Qf3 Rh5 16.g3 Bg4 17.Qe3 d4 18.Qd2 Bh3 19.Rc1 Qd5 20.Bf1 Bf1 21.Rf1 g5 22.Qb4 gh4 23.Qb3 hg3 24.Qd5 Nd5 25.fg3 Ne3 26.Rf2 Rh3 0–1. Schumacher,Pascal – Krasucki,Youri (1845), BEL–ch U16 Worriken Buetgenbach, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 f5 7.ef6 Nf6)

8.Bf4 Be7 9.0-0 0-0 10.Re1 Bd7 11.Qd2 Rc8.

8.Ng5 Bd6 (8...Nd4 9.Bb2 Nf5 10.0-0-/+) 9.Nd2? (better is 9.a3+=) 9…Qe7 ½–½. Finster,Michael (2100) – Radeck,Kurt (1970), Regionalliga NO, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3)

6.Bd3 f6

7.0-0 Qc7 8.Re1 Bd7 9.c4 Nge7 10.Nbd2 Na5 11.cd5 Nd5 12.Ne4 f5 13.Nd6 Bd6 14.ed6 Qd6 15.Bf5 0-0 16.Bh7?? (better is 16.Bd3+=) 16...Kh7-+ 17.Ng5 Kg8 18.Qh5 Nf6 19.Qh4 Nc4 20.Bf4 Qd5 (20...Qd4 21.Rad1 Qc3 22.Rc1-/+) 21.Be5 Nd6 (21...Bc6!? 22.f3 Be8 23.Bf6 Rf6 24.Qh7 Kf8 25.Qh8 Ke7 26.Qg7 Bf7 27.Re6 Re6 28.Qf7 Kd6 29.Ne6 Qe6 30.Qb7 Qe3 31.Kh1 Nb6+=) 22.Bf6= Rf6 23.Qh7 Kf8 24.Qh8 Ke7 25.Qg7 (25.Qa8!? Qg5 26.f3-+) 25...Nf7-+ 26.Re5 (better is 26.Nf3-+) 26...Qd4 27.Rae1 Qf2 (27...Qf2 28.Kh1 Qf1 29.Rf1 Rf1) 0–1. Kuhn,Norbert (2060) – Schell,Walter (2095), Regionalliga NW, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6 6.Bd3 f6)

7.0-0 Bd7 8.Ng5 f5 (worse is 8...Nd4 9.Bh7 Rh7 10.Nh7+=) 9.Bf5 ef5 10.e6 Bc8 11.Nf7 Qh4 (better is 11...Qf6!? 12.Nh8 g6+=) 12.Nh8+= Bd6 13.g3 Qd4 14.Qh5 g6 15.Qh7 Nge7 (15...Be6 A) 16.Qg6? Kd7 17.Re1 A1) 17...Qa1 18.Qe6 (18.Re6? Qb1 19.Rd6 Kc7-+) 18...Kc7 19.Nf7+-; A2) 17...Ne5 18.Qg7 Ne7-+; B) 16.Qb7 Rc8 17.Nf7+=) 16.Nf7 (better is 16.c3 bc3 17.Be3+/-) 16...Be5?? (16...Bc5 17.c3 Qf6= (17...bc3 18.Be3 Qf6 19.Bc5 Be6 20.Nd6 Kd7 21.Qh6+/-)) 17.c3! bc3 18.Be3 (18.Be3 Qb4 19.a3+-; worse is 18.Ne5 Be6 19.Nc6 bc6+-) 18...Qe4 (18...Be6 19.Bd4 Bd4 20.Ng5+-) 19.Nc3! Bc3 20.Nd6 (20.Nd6 Kd8 21.Ne4 fe4 22.Rac1+-) 1–0. Mariette,Christian – De Boer,Gert Jan (2340), Narbonne op, 1984. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 f6)

7.0-0 fe5 8.de5 Bc5 9.Bf4 Nge7-/+ 10.Nbd2 0-0 11.Bg3 (11.Bg5 h6 12.Bh4 Qb6-/+) 11...Nf5 12.Bf5 Rf5 13.Nb3 Bb6 14.a3 (14.Rc1 Bd7-/+) 14...ba3 15.Ra3 Bd7 16.Nbd4 Nd4 17.Nd4 Rf7 18.f4 Rc8 19.Kh1 Rc4 20.Rd3 Qc8 21.f5 ef5 22.e6 (better 22.Bf2-+) 22...Be6 23.Ne6 Qe6 24.Rd5 Rc2! 25.Qc2 Qd5 0–1. Kobese,W (2345) – Mabusela,J (2210), ch–RSA, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3 f6)

7.0-0 fe5 8.de5 Qc7 9.Re1 Nh6 10.Bh6 gh6 11.c4 d4 (11...bc3!? 12.Nc3 Bb4=) 12.Nbd2 Bd7 (12...Bg7!?+=) 13.Nd4 Nd4 14.Qh5 Kd8 15.Qh4 Be7 16.Qd4 Qc5 17.Qb2 Bc6 18.Be4 (18.Ne4 Qa5+-) 18...Kc7 (better is 18...Rf8!? 19.Re2 Rg8+/-) 19.Nb3+- Qb6 20.c5! Bc5 21.Rac1 Bf2 (21...Be7 22.Nd4 Rag8+-) 22.Qf2 Qf2 23.Kf2 Rhf8 24.Ke3 1–0. Menendez Rey (2210) – Llaneza Vega, Asturias–chT Preferente, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 f6)

7.0-0 fe5 8.de5 Nge7 9.Nh4? (better is 9.c4!?=) 9...Ne5-/+ 10.Qh5 Nf7 11.Bh7?? (11.Bb2 Nc6-+) 11...Ng8 (11...g6 12.Ng6 Ng6 13.Qg6-+) 12.Nf3?? (better is 12.Bb2 d4 13.Ng6-+) 12...Nf6 13.Qg6 Nh7 (13...Rh7?! 14.Ng5 Qc7 15.Nh7 Nh7 16.Qh7+=) 14.Bb2 Nhg5 15.Nbd2 Rh6 16.Qd3 Qc7 17.Rfe1 Nf3 18.Nf3 Qc4 19.Qd2 Bd7 20.c3 Bd6 21.g3 Kf8 22.Rac1 Qg4 23.Qd3 e5 24.cb4 e4 25.Qd5 ef3 26.Bg7 (26.Qb7 Rb8 27.Qe4-+) 26...Kg7 27.Rc4 Qh3 (27...Qh3 28.Qf3 Qh2 29.Kf1 Qh1 30.Qh1 Rh1 31.Kg2 Re1-+) 0–1. Laub,Patrick – Baumgartner,Walter, Martigny op, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

7.0-0 Nge7 8.a3 Ng6 9.ab4 Bb4 10.c3 Be7 11.Na3 f5 (11...fe5 12.Bg6 hg6 13.de5+=) 12.c4 Nb4 13.Nb5 0-0 14.Ba3 (14.Na7 Bd7 (14...Nd3?! 15.Qd3 Bd7 16.Ba3+=) 15.cd5 Qb8+=) 14...Nd3 15.Qd3 Bd7 16.Be7 Ne7 17.Nd6 Bc6 18.c5 Ng6 19.Rfb1 Qe7 20.Nd2 Nf4 21.Qf3 g5 22.Nb3 b6 23.Rc1 bc5 24.Rc5 Be8 25.Rac1?? (better is 25.Qe3+=) 25...Bh5-/+ 26.Qe3 Ne2 27.Kf1 Nc1 28.Qc1 f4 29.Rc7 Qd8 30.Qc6 Rb8 31.Ra7 Rb3?? (better is 31...f3-/+) 32.Qc2+/- Bg6 33.Qb3 Qb8 34.Rb7 ½–½. Dorsch,Thomas (2170) – Filatov,Leonid (2400), National op Las Vegas, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Nc6 6.Bd3 f6)

7.0-0 f5 8.a3 Bd7 9.ab4 Nb4 10.Be2 a6 11.c3 Nc6 12.c4 Nge7 13.Bg5 Qc7 (13...dc4 14.Bc4 b5 15.Bb3+=) 14.Na3 Rc8 15.Nh4 Rg8 16.Qd3 (16.c5 h6 17.Be7 Ne7=) 16...g6 (16...dc4 17.Nc4 Nd5 18.Rfc1=) 17.Bd2 (17.c5 h6 18.Bf6 b6 19.cb6 Qb6+=) 17...dc4 18.Nc4 Nd5 19.Rfc1 Qb8 20.Nf3 Ncb4 21.Bb4 Nb4 22.Qb3 Nd5 23.Ng5 h6 24.Nh3 (better is 24.Nh7!? b5 25.Ne3 Rc1 26.Rc1+=) 24...b5= 25.Ne3 Ne3 26.fe3 Qb6 27.Kf2 (better is 27.Rc8!? Bc8 28.Bf3=) 27...Rc1-/+ 28.Rc1 a5 29.Rb1 a4 (better is 29...b4!?-/+) 30.Qa4= ba4 31.Rb6 g5 32.d5 Bc5? (32...ed5 33.e6) 33.Rb8+- Kf7 34.Bh5 Kg7 35.Rb7 a3 36.Rd7 Kh8 37.de6 a2 38.Rd1 f4? 39.Ra1 fe3 40.Ke2 Ra8 41.Bf3 Re8 42.Ra2 Re6 43.Kd3 Re5 44.Ng1 Re7 45.Ne2 Rd7 46.Ke4 Kg7 47.Rc2 Ba7 48.Rc6 Re7 49.Kd5 Bb8 50.h3 Re5 51.Kd4 Re7 52.Bg4 Bf4 53.Re6 Re6 54.Be6 Bc7 55.Ke3 h5 56.Ke4 Kf6 57.Bc8 h4 58.Nc3 Bd6 59.Nd5 Kg6 60.Kf3 Ba3 61.Kg4 Kh6 1–0. Wiesgickl,Gerhard – Wichert,Joerg, Passau op 5th, 1997. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6)

7.ef6 Nf6 8.0-0 Bd6 9.Re1 0-0 10.c4 Qc7 11.h3 Bf4 (11...e5 12.c5 e4 13.cd6 Qd6 14.Be2 ef3 15.Bf3-/+) 12.Bb2 (12.Bf4 Qf4 13.Qd2 Nh5+=) 12...Qf7 13.Nbd2 a5 14.a4 Qh5 15.Nf1 (15.Ne5 Rd8+=) 15...Bd7-/+ 16.Ng3 Qf7 17.Qc2 (17.c5 b6-/+) 17...dc4 18.Bc4 The isolani on e6 becomes a target 18...Rac8 19.Qb3 Nd5 20.Re2 Nce7 21.Rae1 b6 22.Ne4 Ba4! 23.Qa4 Rc4 24.Neg5 Qe8 25.Qb3? Qc8 26.Ne6+= Rf7 27.Nf4+/- Rf4 28.Re7 Ne7 29.Re7 Kf8 30.Qe3 Rc2 31.Qe5 Rf6 32.Ng5 Rb2?? 33.Nh7 Kg8 34.Nf6 gf6 35.Qg3 (35.Qg3 Qg4 36.Qg4 Kf8 37.Qg7#) 1–0. Schulz,Hans Juergen (2085) – Lahlum,Hans Olav (2210), Wichern op 5th, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

6.Bd3 Nh6

7.0-0 Be7 8.a3 ba3 9.c3 f5 10.ef6 Bf6 11.Bh6 gh6 12.Ne5 0-0 13.Qh5 (better is 13.f4!?=) 13...Be5-/+ 14.Qh6 Qe7 15.de5 Ne5 16.Bc2 Qg7 17.Qh5 Ng6 18.Bg6 hg6 19.Qe2 Bd7 20.Ra3 a6 21.Re1 Rac8 22.Rb3 b5 23.Ra3 Rc6 24.Qa2 Bc8 25.Re3? (better is 25.Qd2-/+) 25...b4-+ 26.Rb3 d4 27.Rg3 bc3 28.Na3 Qf6 29.Qc2 e5 30.Rb8 e4 31.Qb3 Qf7 (31...Qf7 32.Qf7 Kf7-+) 0–1. Stovring,Claus (2065) – Piscopo,Pierluigi (2315), Genova op 7th, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nc6)

7.0-0 Nf5 8.Bf5 ef5 9.a3 Qb6 10.ab4 Qb4 11.Ba3 Qb6 12.Bf8 Kf8 13.c3 f4 14.Qc1 Bf5 15.Qf4 Be6 16.Ng5 Nd8 17.Ne6 Ne6 18.Qd2 Ke7 19.Na3 Rhd8 20.f4 g6 21.f5 Nc7 22.fg6 Qg6 23.Rf6 Qg7 24.Raf1 Rf8 25.Qb2 Kd7?? (25...Rg8+-) 26.Qb7 a6 (26...Rac8 27.Nb5 Qf6 28.Rf6+-) 27.Qc6 (27.Rd6 Ke8 28.Qc6 Ke7 29.Qd7) 27...Kd8 (27...Kc8 28.e6 Rg8+-) 28.Rd6 Kc8 29.Rb1 (29.Qd7 Kb8 30.Rb6 Ka7 31.Qc7) 29...Ra7 (29...Qg2 30.Kg2 Rg8 31.Kf2 Rg2 32.Kg2 f5 33.Qd7) 30.Qd7 1–0. jupiter (2450) – acaudron (2270), net–chess.com, 2011. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nh6 6.Bd3 Nc6)

7.a3 Nf5+= 8.0-0 (8.Bf5 ef5 9.0-0 Be6+=) 8...Bd7 (8...Nfd4!? 9.Nd4 Nd4 10.ab4 Nc6-/+ (worse is 10...Bb4 11.c3+/-)) 9.ab4 Nb4 10.Bf5 ef5 11.c3 Na6 12.Qb3 Bc6 13.Na3 Be7 14.Nb5 0-0 15.Nd6 (15.Ba3 Qd7 16.Be7 Bb5+=) 15...Qd7 16.Ba3 Qe6 17.Qc2 (worse is 17.Nb7 Rfb8 18.Be7 Qe7 (18...Rb7?! 19.Bb4 Bb5 20.Bd6=; 18...Bb7? 19.Bd6+-) 19.Ra6 Rb7-/+ (19...Bb7?! 20.Qa3 Qa3 21.Ra3=)) 17...g6 18.Rfb1 Rfb8 19.Qd2 Nc7 20.Qh6 Bf8 21.Qh4 h6 22.Bc1 g5 23.Bg5 hg5 24.Ng5 Qh6 25.Qg3 Qg6 26.Ngf7 Qg3 27.fg3 Ne8 28.Ne8 Re8 29.Ng5 Bh6 30.Nf3 Kf7 31.Nh4 Ke6 32.Rf1 Rf8 33.g4? fg4-+ 34.Ng6 Be3 35.Kh1 Rf1 36.Rf1 Bg5 37.Nf8 Rf8! 38.Rf8 a5 39.Rg8 Bd2 40.Rg4 a4 41.Rg6 Ke7 42.Rg7 Kf8 43.Rc7? Bc3 44.h4 Bd4 45.e6 a3 46.Rc8 Ke7 47.Ra8 Bb2 48.h5 d4 49.h6 d3 (49...d3 50.h7 d2-+) 0–1. Siebenburger,Vlastimil (2120) – Nemec,Pavel (2230), CZE–chT2D, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Nh6 6.Bd3 Nc6)

7.Bh6 gh6 8.0-0 Bd7 9.a3 Qa5 10.Qc1 Be7 11.a4 Qb6 12.Qf4 Bg5 13.Qg4 (worse is 13.Ng5 hg5 14.Qf6 Rf8-/+) 13...0-0-0 14.a5 (14.Ng5? hg5 15.c3 bc3 16.Nc3 Qd4 17.Qd4 Nd4-/+) 14...Na5 15.Ng5 Rdg8 16.Nd2 (16.Bh7?? Rh7 17.Rd1 Rg5-+) 16...Nc6 17.Nb3 (17.Bh7? Rg5 18.Qf4 Rh7-+) 17...hg5 18.Rfc1 h5 19.Qd1 Nd4 20.c4 Nb3 21.Qb3 a5 22.c5 (better is 22.cd5!? Kd8 23.d6=) 22...Qc7-/+ 23.Rc2 Kd8 24.Rca2 Qe5 25.Ra5 Qc3 26.Qd1 Ke7 27.Ra7 Rb8 28.Rc1 Qd4 29.Ra2 Ra8 30.Rd2 Bc6 31.Bf1 Qg4 32.Qe1 Ra4 33.Rd3 Rha8 34.Rb1 h4 35.h3 Qc4 36.Rf3 Qd4 37.Qc1 Qe5 38.Rfb3 d4 39.Qc2 Be4 40.Bd3 Bd5 41.R3b2 Ra2 42.Qc1 Rb2 (42...Rb2 43.Rb2 Qf4 44.Qf4 gf4 45.Rb4 e5-+) 0–1. Scacco,Mauro (2100) – Sciarretta,Robert (2095), SI–2006–0-00062, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Nc6 6.Bd3)

7.Bh6= gh6 8.a3 ba3 9.c3 Bd7 10.Na3 a6 11.0-0 b5 12.Nc2 Na5 13.Nb4 Bb4 14.cb4 Nc6 (14...Nc4 15.Qb1+=) 15.Qd2+/- Qb6 16.Kh1 Rb8 (16...Nd4?? 17.Qe3+-) 17.Qh6 (17.Bc2!?+/-) 17...Nb4+= 18.Qg7 Rf8 19.Bh7 Nc6 20.Rfd1 a5 (better is 20...Qa7+/-) 21.Nh4 (better is 21.Ng5 Ne7 22.Bb1+-) 21...Ne7= (21...Nd4? 22.Ng6 Qc5 23.Nf8 Qf8 24.Qf8 Kf8 25.Rd4+-) 22.g4 (22.Qf6 b4=) 22...b4 23.f4 (23.Ng2!?+=) 23...b3-/+ 24.f5 b2 25.Rab1 Qb3 (better is 25...Qb4!?+=) 26.f6+= Nc6 27.Bd3?? (better is 27.g5!? Qa3 28.g6+-) 27...a4 (better is 27...Qa3!?+=) 28.Ng6 Qa3 29.Rd2 fg6-/+ 30.Bg6 Kd8-+ 31.Rdb2 Qf3 32.Rg2 Rb1 33.Bb1 Qf1 ½–½. Ricca,Roberto (2055) – Rossi,Giampiero (2105), Asti op, 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5 5.e5 Nc6)

5.Nf3 Qc7

6.a3 a5 7.ab4 Bb4 8.Bd2 Bd2 9.Qd2 Bd7 10.Na3 Ne7 11.Nb5 Bb5 12.Bb5 Nbc6 13.0-0 0-0 14.Rfe1 Rfc8 15.Ra3 Na7 16.Bd3 h6 (16...Nec6 17.Rea1+=) 17.Rb3 (better is 17.Ra5!? Nac6 18.Raa1+=) 17...Rcb8 18.g4 b5 19.g5 h5 20.Kh1 b4 1–0. Boada,Wiston (2235) – Brizuela,Reivis (2040), Barquisimeto VEN, Open, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Qc7)

6.a3 Bd7 7.ab4 Bb4 8.Bd2 Bd2 9.Nbd2 f6 10.c4 Ne7 11.ef6 gf6 12.Nh4 Nbc6 13.Qh5 Kd8 14.Qh6 Qb6 (worse is 14...Nd4 15.Qf6 Nc2 16.Kd1+/-) 15.Nhf3 (worse is 15.Qf6 Qd4 16.Qd4 Nd4-/+) 15...Nd4 16.Qf6 Nf3 17.gf3 Re8 18.Rb1 (18.cd5 Qd6 19.de6 Be6=) 18...Qc6 19.Be2 a5 20.0-0? (20.Qg7!?-/+) 20...a4 21.Kh1 e5! 22.Qh4 (22.Qe5 Nf5) 22...a3 23.cd5 Qd5 24.Ne4 a2 25.Ra1 Ra4 (25...Qc6!?-/+) 26.Rfd1 Rd4 27.Rd4 Qd4 (27...ed4 28.Nf6 Qe5-/+) 28.Ra2+= Kc7 29.Rd2 Qa4? (better is 29...Qa1 30.Rd1 Qa2+/-) 30.Qf6+- Bc6 31.Qe5 Kb6 32.Qc5 Kc7 33.Rd1 Nc8+/- 34.Nc3 Qh4 35.Bb5 Qh6 36.Nd5 Kb8 37.Bc6 Qc6 38.Qc6 bc6+= 39.Rb1 Ka7 40.Ne3 Nb6 41.f4 Re4 42.f5+/- Kb7 43.Kg2 Kc7 44.Kf3 Rh4 45.Kg3 Re4 46.f6 Nd7= 47.Ng4 Re6 48.Kf4 h5= 49.Kf5 Rd6 50.Ne5+= Rf6 51.Kg5 Rf2 52.Nd7 Kd7 53.h4 ½–½. Loskarn,Peter – Bigge,Matthias, Ruhrgebiet VK3, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Qc7)

6.Bd3 b6 7.0-0 (7.Bb5!? Bd7 8.Be2-/+) 7...Ba6 8.Ba6 Na6 9.a3 (9.c4 Qc4 10.Qa4 Ke7 11.Bg5 f6=) 9...Rc8 10.ab4 Nb4 11.c3 White threatens to win material: c3xb4 11...Nc6 12.Qd3 (12.Ra6 Qb7 13.Qa4 Be7-/+) 12...Nb8 (12...a5 13.Qb5-/+) 13.Ng5 h6 14.Qh3 (14.Qb5 Qc6 15.Qc6 Nc6-/+) 14...Ne7 (14...Be7 15.f4-/+) 15.f4? (15.Qh5 g6 16.Qh3 a5-+) 15...g6 (15...Ng6 16.Ne6 fe6 17.Qe6 Ne7 18.f5=) 16.Ba3 Nf5 17.Bf8 Kf8 (17...Rf8 18.Nh7 Rh8 19.Nf6 Kd8 20.g4+=) 18.g4 (18.Ra2!?-/+) 18...Kg8 19.Ne6 fe6 20.gf5 gf5 21.Kh1 Kh7 22.Nd2 Rhg8 23.Nf3-/+ Rg6 24.Rg1 Rcg8 25.Ng5 Kh8 26.Ne6 Qh7?? Black has let it slip away 27.Rg6+/- Qg6 28.Ng5 White king safety improved 28...Kg7?? 29.Ra7+- Kf8 30.Nh7 (30.Nh7 Ke8 31.Nf6 Kd8 32.Ng8+-) 1–0. Biolek,Richard (2430) – Bakalar,Jan (2060), Tatry op Tatranske Zruby, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Qc7)

6.Bd3 Bd7 7.Ng5 +=.

6.Bd3 Nd7 7.0-0 Nb6 8.Ng5 f5 (better is 8...g6!?=) 9.Bb5+/- Kd8 10.Qh5 g6 11.Qh4 Nf6?? (better is 11...Ke7 12.Bd2 a5+/-) 12.Nf3 (better is 12.Ne6!? Be6 13.Qf6 Qe7 14.Qh8 Kc7+-) 12...Rg8 (12...Qf7 13.ef6 (worse is 13.Qf6 Qf6 14.ef6 Bd7+-) 13...Bd6 14.Ng5+-) 13.Bg5 (13.ef6!? g5 14.Bg5 Nc4+-) 13...Be7 (13...h6 14.Bf6 Be7 15.Qh6 Bf6 16.ef6 Qf7+-) 14.ef6 (14.ef6 Bd7 15.f7+-) 1–0. Dusik,Tomas (2140) – Dobes,Milan (2055), SVK–chT1E, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Qc7)

6.Ng1 Bd7-/+.

5.Nf3 Bd7

6.a3 b3 7.cb3+= Qb6 8.Nc3 Nc6 9.b4 Rc8 10.Na4 Qc7 11.Bd2 Nh6 (11...a6 12.Bd3+=) 12.Rc1+- a6 13.Bd3 (13.Bh6 gh6 14.Nc5 Bg7+-) 13...Qd8 (13...Nf5 14.Bf4+-) 14.0-0 (14.Nc5 Qc7+-) 14...Nf5 15.Bf5 ef5 16.Bg5 Be7 (16...Qc7 17.Nc5+-) 17.Be7 Ne7 18.Rc8 Bc8 19.Nc5 0-0 20.Re1 (20.Qd3 a5+-) 20...f4 (20...Re8 21.Ng5 Ng6 22.Qh5+=) 21.Qe2 b6 (21...Ng6 22.a4+-) 22.Na6 Bg4 23.b5 (23.h3 Bh5+-) 23...Qd7 24.e6 Be6 25.Ne5 (25.Ng5 Rc8+-) 25...Qc8 26.Qd2 Ng6 27.Rc1 Qd8 28.Ng6 fg6 29.Nc7 Bc8 30.f3 (30.Qc3 Qd6+-) 30...Qg5 (30...Qd6 31.a4+=) 31.Qa2 (31.Re1 Qf5+-) 31...Rd8 32.Nd5?? (better 32.Re1 Qf5 33.Qe2+-) 32...Be6-+ 33.Ne7 (33.Re1 Bd5 34.Qb2 Bc4-+) 33...Qe7 34.Qe2 (34.Qa1 Bf5 35.Qa2 Kh8-+) 34...Qf6 (34...Rd4 35.Qe5 Rd8 36.h3-+) 35.h4? (35.Qe5-+) 35...Qd4 (worse 35...Rd4 36.Rc6 Kf7 37.Rb6-+) 36.Kh2 Qf6 37.Qf2 Bd7 (37...Bd5 38.Rd1-+) 38.a4 h6 39.Rd1 Bc8 (39...Kh7 40.Rc1-+) 40.Rd8 Qd8 41.a5 (41.Qe1 Bf5-+) 41...ba5 42.b6 Kh7 43.h5 gh5 44.Qc2 Kh8 (better 44...g6 45.Qc4 Qd7 46.Qf4-+) 45.Qb2 (45.Qa4-+) 45...Bb7 46.Qe5 (46.Qf2 Qd6-+) 46...Qb6 47.Qf4 Kh7 (47...Qb4!? 48.Qb8 Kh7 49.Qd8-+) 48.Qf5 Qg6 (better 48...Kg8!? 49.Qh5 Qd6 50.Kh1 Qd1 51.Kh2-+) 49.Qa5 h4 50.Qb4 (50.Qe5 Qc2 51.Qf4 Bd5-+) 50...Bc6 (better 50...Qg3 51.Kg1 Bf3 52.Qb1 g6-+) 51.Qh4 Qf5 52.Qg3 Bd5 53.Qh4 h5 54.g4 (54.Kg1 Qe5-+) 54...Qe5 55.Kh3 Bf3 56.Qh5 Qh5 57.gh5 Bh5 0–1. Laith,K (2065) – Rozentalis,E (2535), Kvibergspelen, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.a3 Bc6 7.ab4= Bb4 8.c3 (8.Bd2 Be7=) 8...Be7 9.Bd3 Nd7 10.0-0 a6 11.Qc2 (11.Nbd2 Qc7=) 11...h6 12.Nbd2 (12.Ba3 b5=) 12...Nb6 (12...Qc7 13.Ba3=) 13.g3 (13.Ba3!?=) 13...Nc4=+ 14.Re1 (better 14.Nc4 dc4 15.Be4=+) 14...Bg5 (14...b5 15.Nc4 dc4 16.Be4 Be4 17.Re4-/+) 15.h4 (15.Bc4!? dc4 16.Ng5 hg5 17.Nc4+=) 15...Nd2 (15...Be7 16.Nc4 dc4 17.Be4=+) 16.Nd2 Bd2 17.Qd2 Ne7 18.Ba3 (18.Qd1 Qd7=+) 18...Qd7 19.Bc5 h5 (19...b5!?=+) 20.Qg5+= g6 21.Qf6 (21.Reb1 b5+=) 21...Rh7 (21...Rg8 22.Reb1=) 22.Reb1+= Rc8 23.Rb6 (23.Qg5 Nf5+=) 23...Ng8 (23...Nf5 24.Bf5 ef5 25.Qg5+=) 24.Qg5 (24.Qf3 Ne7+=) 24...Ne7 (24...Qd8 25.Qe3+=) 25.Rab1 (25.Qd2 Nf5+=) 25...Ng8 (25...Nf5 26.Qd2+=) 26.R1b4 (26.Qf4 Ne7+=) 26...Ne7 27.Kg2 (27.Rb3+=) 27...Qd8 (27...Nf5 28.Qf4+=) 28.Kf3 (28.Rb7!? Bb7 29.Rb7+-) 28...Qd7 (28...Rc7 29.Be7 Qe7 30.Qe3=) 29.Kg2 (29.Qf4 Ra8+=) 29...Ng8 (29...Qd8 30.Rb7 Bb7 31.Rb7+-) 30.f3 (30.Rb3 Ne7+=) 30...Qd8 (30...Ne7 31.Rb3+=) 31.Qf4 (31.Rb7 Qg5 32.hg5 Bb7 33.Rb7 Rg7+-) 31...Ne7 (31...Rg7 32.Rb1=) 32.Kh3 (32.Rb7 Bb7 33.Rb7 Rc7+-) 32...Ng8 (better 32...Ra8=) 33.Bg6! fg6 34.Qf8 Kd7 35.Qd6 Ke8 36.Rc6! Rc6 (36...bc6 37.Rb6 Double attack (37.Qd8 Deflection; 37.Rb6 Decoy); 36...Rc6 37.Qf8 Double attack) 37.Qf8+- Kd7 38.Rb7 Rc7 39.Rc7 Qc7 40.Qg8 Kc6 (40...Re7 41.Be7 Ke7 42.Qg6 Qc3 43.Qg5 Kd7 44.Qh5+-) 41.Qe6 Kb5 42.Qg6 (42.Qd5?! Qd7 43.Qd7 Rd7+-) 42...a5 (42...Qb7+-) 43.Qd3 (43.Qd3 Kc6 44.Qa6 Kd7 45.e6 Ke8 46.Qa8 Qd8 47.Qc6 Rd7 48.Bd6+-) 1–0. Sladek,Jaroslav (1880) – Melkeraen,Terje (2010), 26th WSCC, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.a3 Qc7 7.ab4 Bb4 8.c3 Bc3 9.Nc3 Qc3 10.Bd2 Qc7 11.Bd3 Nc6 12.0-0 Nge7 13.Qc2 Rc8 14.Qb2 Qb8 15.Bg5 Rc7 16.Qd2 b5 (16...0-0 17.Rfc1-/+) 17.Rfb1 Rb7 18.Qf4 h6 19.Bh4 Nf5 20.Bg3 Ng3 21.Qg3 0-0 22.Qh4 f5 23.g4? (23.Nd2 b4-/+) 23...b4 (23...fg4!? 24.Qg4 Rf3 25.Qf3 Nd4 26.Qg3 Qe5 27.f4-+) 24.gf5 ef5 25.Kh1 Qd8 26.Qg3 Be6 27.Rg1 a5 28.Qg6-/+ Qe7 29.Qh6 The backward pawn on g7 becomes a target 29...Bd7?? 30.Rg3?? Be8?? 31.Rag1+- Nd4 32.Rh3 Ne6 33.Qh7 Kf7 34.Qf5 (34.Qf5 Qf6 35.Rg7 Ng7 36.Qf6 Kg8 37.Rh8 Kh8 38.Qf8) 1–0. Heiming,Thomas – Moeller, FRG Hochschul–ch, 1982. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.a3 Nh6 7.ab4 Nf5 8.c3 g6 9.Na3 Nc6 10.Bd3 Nce7 11.Bg5 Bg7 12.Qd2 h5 13.h3 Qc8 14.0-0 Ng8 15.Nb5 Bb5 16.Bb5 Kf8 17.Rfc1 f6 18.ef6 Bf6 19.Bf6 Nf6 20.Bd3 Ne4 (20...Kg7!?+-) 21.Be4 de4 22.Ng5 e3 23.fe3 Qc6 (23...Ke7+-) 24.e4 Nh6 25.Qf4 Ke7 26.Ra5 Rhf8 27.Qe5 Nf7 28.Nf7 (better is 28.Qg7 b6 29.Re5 Rae8+-) 28...Rf7 29.Rc5 (29.Rc5 Qa6 30.Rc7 Ke8 31.Rf7 Kf7 32.Rf1 Qf1 33.Kf1+-) 1–0. Wiesgickl,Gerhard (2195) – Kammel,Rudolf, Oberpfalz–ch M2, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.a4 Nc6-/+ 7.Bd3 Nge7 8.Nbd2 Nf5 9.Nb3 Be7 10.Qe2 h5 11.h4 Qc7 12.Bb2 (12.Bf5!? ef5 13.0-0+=) 12...Na5-/+ 13.Na5 Qa5 14.Kf1 0-0-0 (14...0-0 15.Nd2-/+) 15.Nd2 Nh4 (15...Ba4? 16.Nb3 Qb6 17.Ra4 Nh4 18.Kg1+-) 16.Nb3 Qc7 17.c3 Ng6 18.g3? (better is 18.Qf3!? bc3 19.Bc3+=) 18...h4-+ 19.Kg2 hg3 20.fg3 Rh1 21.Kh1 Kb8 22.cb4 Bb4 23.a5 Rh8 24.Kg2 Qd8 25.Qg4 Qg8 26.Rh1 Rh1 27.Kh1 Qh7 28.Kg1 Be7 29.Nc5 Bc8 30.Kg2 Qh6 31.Qd1 Bc5 32.dc5 Qe3 33.Bg6 fg6 34.Bd4 Qe4 35.Kh2 Bd7 36.Qd2 Bb5 37.c6 bc6 38.Qb4 Qe2 39.Kg1 Qd1 40.Kh2+= Qe2 41.Kg1 Qf1 42.Kh2 Qf7 43.a6 g5 44.Qd6 Kc8 45.Qc5 g4 46.Bf2-/+ Qf5 47.Kg1 Qb1 48.Kh2 Qh7 49.Kg1 Qb1 50.Kh2 Qh7 51.Kg1 Qb1 ½–½. Christensen,Bo (2275) – Brynell,S (2470), Politiken Cup, Helsingor DEN, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.c4 bc3 7.Nc3 Nc6 8.a3 Rc8 9.Qa4? (better is 9.Bd2+=) 9...Ne5!-+ 10.Qa7 (10.de5 Ba4 Discovered attack; 10.Ne5 Ba4 Discovered attack) 10...Nf3 (10...Rc3?! 11.Ne5 f6 12.Nd7 Qd7 13.Rb1+=) 11.gf3 Rc3 12.Qb7 Nf6 13.Bb2 Qc7 14.Qa6 Rc2 15.Rc1 Rc1 16.Bc1 Qc1 17.Ke2 Ba3 18.Bg2 Qc2 19.Ke3 Qc3 20.Qd3 Qd3 21.Kd3 Bb5 22.Kd2 Kd7 23.Rb1 Kc6 24.Ke3 Ra8 25.h3 Bd6 26.Rc1 Bc4 27.Bf1 Ra3 28.Kd2 Bf4 29.Kc2 Bc1 30.Bc4 dc4 (30...dc4 31.Kd1 Bb2-+) 0–1. rgp – Gneip, ChessWorld.net, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Bd7)

6.Bd3 a6 7.0-0= Bb5 8.a3 Bd3 9.Qd3 Nc6 10.ab4 Nb4 11.Qb3 Qc7 Exerts pressure on the backward pawn 12.c3 (12.Na3 Rc8+=) 12...Nc6 13.Ba3 (13.Bd2 Nge7=+) 13...Na5 (13...Ba3 14.Na3 Na5 15.Qa2-/+) 14.Qc2 (14.Qa4 b5 15.Bd6 Qd6 (15...ba4?! 16.Bc7 Nc4 17.Ra4=) 16.Qa5 Qc6-/+) 14...Ba3=+ 15.Na3 Ne7 16.Qa4 (16.Qd3 0-0-/+) 16...Nec6 17.Rfb1 0-0 18.Qc2 h6 19.Qe2 Ne7 20.Qd3 Rfc8 21.Rd1 b6 22.Nb1 Qc6 23.g3 Ra7 24.Ra3 Nc4 25.Ra2 Qb5 26.Qc2 Nc6 27.Na3 Na3 28.Ra3 Na5 29.Rb1 Nc4 30.Rab3 Qa4 31.Nd2 Nd2 32.Qd2 b5 33.Rb4 Qa3 34.R4b3 Qa5 35.Qb2 Rc4 36.Ra1 Ra4 37.Ra4 Qa4 (37...ba4?! 38.Rb8 Kh7 39.Qc2 g6 40.Rb4=+) 38.Kf1 Qc4 39.Kg1 Qd3 40.Ra3 a5 41.Rb3 Rc7 42.Rb5 Rc3 43.Rb8 Kh7 44.Qb1 a4 45.Qd3 Rd3 46.Rb4 a3 47.Ra4 a2! 48.Ra2 Rd4 49.h4 (49.f3 g5-/+) 49...g5 (49...Re4 50.Ra7-/+) 50.hg5 hg5 51.f3 Kg6 52.Kf2 (52.g4 Rb4-/+) 52...Kf5 Black prepares g4 (better 52...g4 53.Ke3 Rc4-+) 53.Re2?? (better 53.Ra7-/+) 53...Rd1 (53...Rd3 54.Rb2 Ke5 55.Ra2-+) 54.Kg2 Rd3 55.Kf2 (55.Re1 Rc3 56.Rb1 Ke5-+) 55...g4 56.f4 (56.fg4 Kg4 57.Re1-+) 56...Rf3 57.Kg2 (57.Ke1 Rg3 58.Rb2 Kf4-+) 57...d4 58.Ra2 (58.Re1-+) 58...Ke4 59.Re2 Kd3 60.Ra2 Ke3 61.Ra7 d3 62.Rf7 (62.Rd7 d2 63.Rd8 Ke2 64.Rd2 Kd2 65.Kg1 Ke2 66.Kg2 Rf2 67.Kg1 Kf3 68.f5 Kg3 69.fe6 fe6 70.Kh1 Rf1) 62...d2 63.Rd7 Ke2 (63...Ke2 64.f5 Rf5 65.Rd4 d1Q 66.Rd1 Kd1 67.Kh2 Ke2 68.Kg2 Rh5 69.Kg1 Kf3 70.Kf1 Rh1) 0–1. Tang,Edward (2020) – MacKinnon,K (2185), 43rd Keres Mem, 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

6.Bd3 b5 7.a3 Nc6 8.0-0 Qb6 9.ab4 Nb4 10.Be2 Rc8 11.c3 Nc6 12.Qb3 Rb8 13.Na3 a6 14.Bd2 Nge7 15.Rfb1 Na5 16.Qa2 Nec6 17.Nc2 Be7 18.Be3 Qc7 19.Bd3 0-0 20.Nb4 Bc8 21.Qe2 Nb4 22.cb4 Nc4 23.h4 h6 ½–½. Westphal,Wolfgang – Kargoll,Peter (2315), GER–ch, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.Bd3 Nc6 7.0-0 Qb6 8.Be3 Nge7 9.Nbd2 Nf5 Will d4 fall? 10.Rb1 Ne3 (worse is 10...Nfd4 11.Nd4 Ne5 12.N2f3 Nf3 13.Nf3+/- (13.gf3?! Qc7=)) 11.fe3 Be7 12.c4 0-0 13.Rb2 Rac8 14.c5 Qd8 15.Nb3 (15.a3 a5=) 15...a5 16.Qb1 g6 17.Rbf2 Na7 18.h3 Nb5 19.Nh2 Nc3 20.Qc1? (20.Qb2 b6 21.cb6 Qb6+=) 20...h5 (20...a4 21.Na1 b6 22.c6 Rc6 23.Qb2-+) 21.Rf6? (better is 21.Qc2 a4 22.Nc1+=) 21...Bf6 22.Rf6 Bb5 23.Bb5 Nb5 24.Qc2 Kg7 25.Nf3 Nc3 26.Ng5-/+ Ne4?? 27.Ne4?? de4+= 28.Nd2 b6 29.Ne4 bc5 30.Ng5? cd4-+ 31.Ne6? Kh8 32.Qe4 fe6 33.Rg6 Rf5 34.Rh6 Kg7 35.Re6 Rc1 36.Kh2 Qg5 37.Rd6 h4 38.Rd7 Kh6 39.Rd6 Kh5 40.Qg4 Qg4 41.hg4 0–1. Dankert,Peter (2360) – Breyther,Ruediger, GER–chT N, 1979. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

6.Bd3 Nc6 7.0-0 Be7 8.a3 ba3 9.c3 a6 10.Ba3 Ba3 11.Ra3 Rc8 12.Nbd2 Na5 13.Qa1+= Nc4 14.Bc4+/- dc4 15.Ne4 Rc7 16.Nd6 Kf8 17.Nd2 Ne7 18.N2c4 Nc8 19.Nc8 Rc4 20.Nd6+- Rc7 21.c4 Bc6 22.Rd1 g6 23.d5 Bd7 24.Rf3 Bc8 25.de6 Be6 26.Nf7 Qd1 27.Qd1 Rf7 28.Qd8 Kg7 29.Rf7 Bf7 30.Qf6 Kg8 31.e6 Be8 32.Qe7 (32.Qe7 h5 33.Qe8 Kg7 34.Qh8 Kh8 35.e7+-) 1–0. Janev,E (2510) – Fernandez Borrego,Pablo, XVIII Open, Ferrol ESP, 2002.

6.Bd3 Nc6 7.0-0 Nge7 8.Be3 g6 9.Nbd2 Nf5 10.Qe2 Qb6 11.Nb3 a5 12.g4 Nh6 13.h3 Ng8 14.Ng5 h6 15.Nf7 Kf7 16.f4 Nge7 17.f5 ef5 18.Nc5 Qc7 19.Nd7 Qd7 20.gf5 Nf5 21.Rf5 gf5 22.Qh5 Kg8 23.Kh1 Qf7 24.Rg1 Bg7 25.Qh4 Rf8 26.Bh6 Rh7 27.Qg5 Nd4 28.h4 Nf3 0–1. Rossner,G – Vogel,G, corr DDR, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.Bd3 Nc6 7.a3 Nge7 8.ab4 Nb4 9.Be2 Nf5 10.c3 Nc6 11.0-0 Be7 12.g4 Nh4 13.Nh4 Bh4 14.f4 Be7 15.Na3 a6 16.Nc2 Rc8 17.f5 0-0 18.Bd3 f6 19.ef6 Bf6 20.Rb1 Na5 21.Ba3 Re8 22.Bc5 b5 23.fe6 Be6 24.Ra1 Ra8 25.Nb4 Nc4 26.g5 Bg5 27.Qh5 Bh6 28.Ra6-/+ Qg5 29.Qg5 Bg5 30.Ra8 Ra8 31.Bf5 Bf5 32.Rf5 Ra1 33.Rf1 Rf1 34.Kf1 Ne3 35.Ke2 Kf7 36.Kf3 g6 37.h4 Bh6 38.Na6 Ke6 39.Bb4 Kd7 40.Nc5 Kc8 41.Ne6 Nf5 42.h5 gh5 43.Nf4 Nh4 44.Kg3 Bf4 45.Kf4 Ng6-+ 46.Kg5 h4 47.Bd6 Kb7 48.Bh2 Kb6 49.Kf5 Nf8 0–1. Irmer,Friedrich (2255) – Kesselheim,Peter (2400), RSL2, 2009.

6.Bd3 Ne7 7.0-0 Nbc6 8.a3 Ng6 9.Ng5 (9.Bd2 Qb6 10.Be3 Qa5+=) 9...Be7-/+ 10.Qh5 (10.Nf3 Qa5-/+) 10...Nd4 11.Nh7 Nf5 12.Re1 Qb6 13.Bf5 ef5 14.ab4 (14.Ra2 Qe6-+) 14...Qb4 15.c3 Qb3 (15...Qh4 16.Qh4 Bh4 17.Ng5-+) 16.Ba3-/+ Qa4 17.e6 Be6 18.Be7 (18.c4 d4 19.Nd2-/+) 18...Qa1 19.Bf6 (19.Bh4 Kd7 20.Bg3-+) 19...gf6 20.Re6 (20.Nf6 Kd8 21.Qg5-+) 20...fe6 21.Qg6 Ke7 22.h3 Qb1 23.Kh2 Qe4 (23...Qe4 24.Qf6 Kd7 25.Qg7 Kd6-+) 0–1. Van den Berg,Jeroen (2230) – Comp MChess Pro, The Hague AEGON, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.Bd3 Ne7 7.a3 Nbc6 8.0-0 Qb6 9.Be3 Nf5 10.Bf5 ef5 11.ab4 Bb4 12.c3 Be7 13.c4 Be6 14.Nc3 Nb4 (worse is 14...dc4 15.d5 Qb2 16.Na4+/-) 15.Qa4 Qc6 16.Rfb1 Qa4 17.Ra4 a5 18.cd5 Nd5 19.Nd5 Bd5 20.Rb5 Bc6 21.Rba5 (worse is 21.Raa5 Kd7 22.Ra8 Ra8+=) 21...Rd8 22.Ra1 0-0 23.Ra7 Bf3 (23...Rfe8!?=) 24.gf3+/- f4 25.Bf4 Rd4 26.Bg3 (better is 26.Rb7!? Rf4 27.Re7 Rf3 28.Raa7+=) 26...Rb4= 27.Rc1 Bg5 28.Rc7 f5 (28...h5 29.h4 (worse is 29.Rab7 Rb7 30.Rb7 h4+=; worse is 29.Rcb7 Rb7 30.Rb7 h4+=) 29...Bh4 30.Bh4 Rh4 31.Rab7+=) 29.ef6 (better is 29.f4!? Bh6 30.Rcb7 Rb7 31.Rb7+/-) 29...Bf6 (29...Rf6?? 30.Ra8 Rf8 31.Rf8 Kf8 32.Bd6 Ke8 33.Bb4+-) 30.Kg2 Rb3 31.Rab7 Rb7 32.Rb7 Re8 33.Bd6 Bd4 34.f4 Bf6 35.Kf3 Bd4 36.Kg4 Bf6 37.Kf5 Bc3? 38.Be5+- Be5 39.fe5 Rf8 40.Ke6 Re8 41.Kd6 Rd8 42.Rd7 Rc8?? 43.e6 h6 44.e7 Re8 45.Rd8 Kf7 46.Re8 Ke8 47.Ke6 g5 48.Kf6 g4+- 49.Ke6 h5 50.Kf6 h4 51.Kg5 g3 52.fg3 hg3 53.hg3 Ke7 54.Kg6 1–0. Sochacki,Christophe (2185) – Peyre,Thomas (1910), FRA–ch U14 La Roche sur Yon, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.Bd3 Ne7 7.a3 Nbc6 8.ab4 Nb4 9.Be2 Nf5 10.c3 Nc6 11.h4 a6 12.g4 Nfe7 13.h5 h6 14.Nh4 Na7 15.f4 Nec8 16.g5 Nb6 17.Bd3 Bb5 18.Bc2 Be7 19.Qg4 White intends f5 19...Qd7 (19...hg5 20.fg5 Kd7=) 20.f5 hg5 21.fe6 Qe6 22.Nf5 (22.Qe6 fe6 23.Ng6 Rg8=) 22...Kd7 23.Bg5 f6 24.Bh4 Bf8 25.Ne3 Qg4-/+ 26.Ng4 Rh5 27.Bg6 Rh8 28.ef6 gf6 29.Nf6 Kc7 30.Na3 Bc6 31.c4? Bb4 32.Kf2 dc4 33.d5 Bc5 34.Ke1? Nd5 35.Ne4 Bb4 36.Kf2 Raf8 37.Kg1 Nf4 38.Bg3 Rhg8 (38...Rhg8 39.Rh4 Rg6-+) 0–1. Barendregt,Johan Teunis – Bronstein,David I, EU–chT (Men), 1965. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.Be2 Qa5 7.0-0 Bb5 8.Bb5 Qb5 9.a3 Nd7 10.ab4 Bb4 11.c3 Be7 12.Ng5 Nh6 13.f4 0-0 14.g4 (14.Ba3!? Nf5 15.Be7 Ne7 16.Na3+=) 14...Qb6 15.h3 f6 16.Nf3 fe5 17.fe5 Nf7 18.Kh1 Nh8 19.Na3 Ng6 20.Ra2 Rf7 21.Nc2 Raf8 22.Ne3 Qb1 23.Rc2 Nb6 24.Nd2 Qb5 25.Rf7 Rf7 26.Nf3 Nh4 27.Nh4 Bh4 28.Kh2 Bg5 29.Ng2 (better is 29.Ra2-+) 29...Rf1 30.Ne1 Bh4 (30...Qb1 31.Qd3 Bf4 32.Bf4 Qe1 33.Bg3 Rh1 34.Kg2 Qg1 35.Kf3 Rh3 36.Rg2-+) 31.Re2? (better is 31.Qd3 Qc4 32.Qc4 Nc4 33.Nd3-+) 31...Na4 32.Bd2 Nb2 0–1. Bolding,Klaus (2335) – Kogan,Artur (2505), FRA–chT2S, 1998. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

6.Be2 Qa5 7.Nfd2 (better is 7.a3-/+) 7...b3?? (better is 7...Ba4!?-+) 8.cb3+= Bb5 (8...Qb6 9.Nf3=) 9.Bb2 Nc6 10.a3 Nge7 11.Bg4 (11.Bb5!? Qb5 12.Nc3+=) 11...Ng6 12.g3 Ba6 (12...Rc8 13.f4 Qd8 14.Nf3+=) 13.b4 Qb6 ½–½. Harringer,Franz (2225) – Eichler,Christoph (2275), AUT–chT2M, 2001. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

6.Be2 Nc6 7.0-0 Nge7 8.a3 Nf5 9.ab4 Bb4 10.c3 Be7 11.g4 Nh4 12.Nh4 Bh4 13.f4 Be7 14.Na3 a6 15.Nc2 Na7 16.Ne3 Bb5 17.f5 Be2 18.Qe2 Nb5 19.Bb2 Rc8 20.Qd3 Bg5 21.Ng2 Qb6 22.Rab1 Qc6 23.Qf3 Be7 24.Ne3 g6 25.fe6 fe6=+ 26.Qf7 Kd7 27.c4 dc4=+ 28.d5 Qc5 29.Qe6 Kc7?? 30.Qe7!+- Qe7 31.d6 Kd7 32.de7 c3 33.Rbd1 Ke7 34.Bc1 Ke6?? 35.Rf6+- Ke5 36.g5 Rhf8?? 37.Ng4 Ke4 38.Nf2 (38.Nf2 Ke5 39.Bf4#) 1–0. Biolek,R (2435) – Neumann,P (2380), Extraliga CZE, Ostrava CZE, 2000.

6.g3 Qb6 7.a4 Nc6 8.Bb2 Nh6 9.Nbd2 Nf5 10.Nb3 Be7 11.g4 Nh6 12.h3 f5 13.g5 Nf7-/+ 14.h4 Na5 15.Na5 Qa5 16.Bd3 Rc8 17.Kf1 Bc6 18.Qe2 g6 19.Nd2 h6-+ 20.gh6 Rh6 21.Nf3 Kd7 22.h5? Rg8 23.Bc1 g5 24.Bd2? Kc8 25.Kg2 Rh7 26.Rac1 g4 27.Nh4-/+ Bh4 28.Rh4 Ng5 29.c3 Nf3 30.cb4?? Nh4 31.Kg3 Qd8 32.h6 Nf3 33.Rh1 Nd2 34.Qd2 Qg5 35.b5 Qd2 (35...Qd2 36.Kg2 g3 37.Rf1 gf2 38.Kf3 f4 39.Bg6 Rg6 40.bc6 Qe3#) 0–1. Helin,M (1935) – Tidman,S (2130), Politiken Cup, Copenhagen DEN, 2004.

6.Bg5 Be7 7.Be7 Ne7 8.Qd2 Nbc6 9.Ng5? (better is 9.Bd3!?+=) 9...Nf5 10.g4?? (better is 10.Nf3-+) 10...Nfd4 11.Qd3 (11.Kd1 f6 12.Nh3-+) 11...Qg5 12.h3 (12.Kd1 Qg4 13.Kc1 Ne5 14.Qe3-+) 12...Qc1 13.Qd1 Nc2 14.Ke2 N6d4 15.Qd4 Nd4 16.Kd3 Rc8 17.Kd4 (17.Bg2 Bb5 18.Kd4 Qc5) 17...Qf4 18.Kd3 Bb5 0–1. dunk0104 – marekt, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.Bg5 f6 7.Bh4 Nc6 8.a3 ba3 9.c3 Qa5 10.Qb3 Qb6 11.Qb6 ab6 12.Bb5? (better is 12.Ra2-+) 12...Ne5 13.Bd7 Nd7 (13...Kd7?! 14.de5 b5 15.Ra2-/+) 14.0-0 (14.Kd1 b5-+) 14...Nh6 15.h3 (15.Re1 a2-+) 15...Bd6 (15...b5 16.Re1 Kf7 17.Bg3-+) 16.g4 (16.Re1 Ke7 17.Re2 Nf5-+) 16...Kf7 (16...a2!? 17.Nbd2 b5 18.Rfc1-+) 17.Ra2 Rhc8 18.Bg3 Be7 19.Re1 b5 20.Re3 Nb6 21.Nbd2 g5 22.Kg2 Nc4 23.Nc4 bc4 24.Nd2 b5 25.Nb1 b4 26.cb4 Bb4 27.Nc3 f5 28.f4 fg4 29.hg4 gf4 30.Bf4 Ng4 31.Rf3 Rg8 32.Kh3 Nf6 33.Be5 Rg6 34.Kh4 Rh6 35.Kg3 Bc3 36.Rc3 Rg8 37.Kf2 Rh2! 38.Bh2 Ne4 39.Ke3 Nc3 40.Ra3 Ne4 41.Be5 h5 42.Ra7 Kg6 43.Bh2 Kf5 44.Rf7 Kg4 45.Bf4 h4 46.Bh2 Kh3 47.Bf4 Kg2 48.Ke2 h3 49.Rh7 Ng3 50.Bg3 Rg3 51.Rh6 h2 52.Rh2 Kh2 53.Kf2 Rd3 (53...Rd3 54.Kf1 Rd2 55.Ke1 c3 56.Kf1 c2 57.Ke1 c1Q) 0–1. rgp – Maramell, ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Bd7)

6.h4 Qb6 7.h5 h6 8.a3 Bb5 9.ab4 Bf1 10.Kf1 Bb4 11.Kg1 Nc6 12.Rh4 Bf8 13.Na3 a6 14.Rb1 Qc7 15.c4 Nge7 16.c5 Nf5 17.Rf4 g5 18.hg6 fg6 19.Qb3 0-0-0 (19...g5 20.Rf5 ef5 21.Qd5+=) 20.g4 (20.Nc2!?=) 20...g5-/+ 21.gf5 gf4 22.f6 (22.fe6!? Na5 23.Qc2-/+) 22...Qh7 23.Bf4 Rd7 24.Qc2? (better is 24.Kf1-+) 24...Qe4 25.Qe4 de4 26.Nc4 Rd8 27.d5 ef3 28.dc6 Rg8 29.Kf1 bc6 30.Nd6 Bd6 31.ed6 e5! 32.Be5 Rg5 33.Re1 Rf8 34.Re3 Rf5 35.Bb2 Rf7 36.Ke1 Rc5 37.Re7 Re7 38.de7 Kd7 39.f7 Ke7 40.Ba3 Kf7 41.Bc5 Ke6 42.Kd2 Kf5 43.Bd6 h5 44.Ke3 Kg4 45.Bb4 h4 46.Ke4 h3 47.Bd6 a5 48.Kd4 a4 49.Kc4 Kf5 50.Kb4 Ke4 51.Ka4 Kd3 52.Kb4 Ke2 53.Bg3 Kf1 1–0. Belopolsky,Boris (2270) – Tate,Emory (2300), Philadelphia World op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.a3 ba3

7.Ba3 Ba3 8.Na3 Qa5 9.Qd2 Qd2 10.Kd2 Ne7 11.Bd3 a6 12.Rhb1 Ra7 13.c4 Nbc6 14.Rb6 (14.c5 f6=) 14...Nc8 15.Rb2 dc4 16.Nc4 0-0 17.Rc1 h6 18.Be4 b5 19.Nd6 (19.Ne3 N8e7=+) 19...Na5-/+ 20.Bd3 Rd8 (20...Nd6 21.ed6 Bc6 22.Ke3-/+) 21.Ke3 (21.Ra1 Nd6 22.Ra5 Nc8=+) 21...Ne7 (21...Nd6!? 22.ed6 Bc6-/+) 22.Ra1=+ Nac6 23.g4 (23.Kd2 Nc8 24.Ne4 Nb8=+) 23...Nd5 Black plans b4 24.Kd2 f6 25.Be4 b4 26.Bd5 ed5 27.Rc1 fe5 28.Ne5 Ne5 29.de5 a5 (29...Bg4?! 30.Rb4 Be6 31.f4=) 30.h3 Rb8 31.Rcb1 Rf8 32.Ke2 Rf4 33.Rd2 a4 34.Rd5 a3 35.Nb5 a2 36.Ra1 Bb5 37.Rb5 Kf7 0-1. marekt (2215) - dereksmalls (2460), gameknot.com, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Ba3 Ba3 8.Na3 Qa5 9.Nd2 Qc3 10.Nb5 Bb5 11.Bb5 Nc6 12.Ra4 Nge7 13.0-0 0-0 14.Nb3 a6 15.Bd3 b5 16.Ra1 Nb4 (16...Nd4 17.Nd4 Rfc8 18.Qg4+/-) 17.Re1 Rfc8 18.Nc5 g6 19.Nd7 Qd4 (19...Nc2?! 20.Bc2 Qc2 21.Nb6 Qd1 22.Red1+=; 19...Nd3?! 20.cd3 Qd4 21.Qf3-+) 20.Qf3 Nc2 21.Nf6 Kg7 22.Bc2 Rc2 23.Nd7 (23.Nh7 Nc6 (23...Kh7?! 24.Qf7 Kh6 25.Ra3 Qf2 26.Qf2 Rf2 27.Kf2-/+) 24.Ng5 Ne5 25.Qf7 Nf7 26.Ne6 Kh6 27.Nd4 Rb2-/+) 23...Nf5 24.g4 Rc3 (24...Rc3 25.Qd1 Qd1 26.Red1 Nh4-+) 0–1. Gomes,Jose Soares – Soberano,Joaquim Pedro, POR–chT 8th corr9194, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Na3 Nc6 8.c3 a6 9.Bd3 b5 10.0-0 Be7 11.Nc2 Na5 12.Nb4 Qb6 13.Bg5 h6 14.Be7 Ne7 15.Nd2 Nc4 16.Bc4 bc4 17.Qg4 0-0 18.Rfb1 Bb5 19.f4 f6 20.Nf3 a5 21.Nc2 Qc6 22.Na3 Ba4 23.ef6 Rf6 24.Ne5 Qe8 25.Rb7 Nf5 26.Rab1 Qf8 27.Nb5 Bb5 28.R7b5 Qa3 29.Qf3 Nd6+= 30.Rb6? Ne4-+ 31.Ng4 Rf7 32.Nh6 gh6 33.Qg4 Kf8?? 34.Qe6= Qe7 35.Qh6 Kg8 36.Qg6 Kh8+= 37.Qh5 Rh7 38.Rb8 Rb8 39.Rb8 Kg7 40.Qg4 Kf7 41.Qg8 Kf6 42.g4 Rg7 43.Qh8 Nd6 44.Kf2 Ne4 45.Kg2 Nd6 46.Kf2 Ne4 47.Kg2 Nd6 48.Qh6 Kf7 49.Qh5 Ke6 50.Ra8 Qf6 51.Kf3 Rf7= 52.Qe5 Kd7 53.Ra7 Kc6 54.Ra5 Qe5= 55.de5 Ne4 56.Ra3 Nd2+= 57.Kf2 Rf4 ½–½. Cuartas,CE (2330) – Markland,PR (2420), Skopje ol (Men) fin–B, 1972. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.c3 Nh6 8.Bd3 Nf5 9.Ba3 Ba3 10.Na3 Nh4 11.Kf1 (11.Nh4!? Qh4 12.Qb3=) 11...Nf3 12.Qf3 Qa5 13.Be2 0-0 14.g3 f6 15.ef6 Rf6 16.Qe3 Nc6 17.Kg2 Raf8 18.Rhf1 Qc7 19.f4 Ne7 20.Nc2 a6 21.Rfc1 Nf5 22.Qd2 Nd6 23.Bd3 Bb5 24.Ne1 Qf7 25.Nf3 Qh5 26.Re1 Bd3 27.Qd3 Ne4 28.Rab1 (better 28.Qe3!?-/+) 28...g5-+ 29.Rg1 Kh8 30.Rb7 gf4 31.g4 Qg4 32.Kf1 Qh3 33.Ke2 (33.Ke1-+) 33...Rg6 34.Rf1 (34.Rg6 hg6 35.Ke1-+) 34...Rg2 35.Ke1 Ra2 (better 35...Rh2 36.Rb6-+) 36.c4 Ra1 (better 36...Nd2! 37.Rf2 dc4 38.Qh7 Qh7 39.Rh7 Kh7 40.Rd2 Ra1 41.Rd1 Rd1 42.Kd1-+) 37.Rb1 Rb1 38.Qb1 Qh5 (38...Ng5 39.Ng5 Qe3 40.Kd1 Qd4 41.Kc1 Qc4 42.Kd2 Qd4 43.Qd3 Qd3 44.Kd3-+) 39.c5 Qe8 40.Ne5 Qd8 41.Qb2 Qa5 (41...Qh4!? 42.Kd1-+) 42.Ke2-/+ Qa4 43.c6 Qb5 44.Qb5 ab5 45.Rc1 (45.Nd3 Rc8 46.Nb4 Nd6-/+) 45...Nd6 46.Rc5 b4 47.Nf3 (47.Kf3!?-/+) 47...b3-+ 48.Kd3 (48.Rc3 b2 49.Rb3 Rc8 50.Rb2 Rc6-+) 48...b2 49.Kc2 Rb8 50.Kb1? (50.Nd2-+) 50…Nc4 (50...Nc4 51.Rc4 dc4-+) 0–1. Bas Mas,M (2190) – De la Cruz Revilla,M (2155), TCh–ESP 2nd Div (6), 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Bd3 Qb6 8.Na3 Nc6 9.0-0 (better 9.c3!?=+) 9...Nd4-/+ 10.Ng5 Bc5 11.Nh7 Nf5 12.Bf5 ef5 13.Ng5 Ne7 14.c3 f6 15.ef6 (15.Nf3 a6-/+) 15...gf6 (15...Qf6 16.Qd3-/+) 16.Nf3-/+ 0-0-0 (16...Rc8 17.Bd2-/+) 17.Bf4 (17.Qd2 Ng6=+) 17...Ng6-/+ 18.Qd2 Nf4 19.Qf4 Rdg8 (19...Qb2 20.Qc1 Qc1 21.Rfc1-/+) 20.Qd2=+ f4 21.g3?? (21.Qf4 Bh3 Combination) 21…fg3-+ (21...fg3 22.Kh1 g2 23.Kg1 gf1R 24.Kf1 Ba3-+) 0-1. Haroldlee123 (1765) - marekt (2420), ChessWorld.net, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Bd3 h6 8.0-0 Nc6 9.Ba3 Nge7 10.Nc3 Na5 11.Ne2 Rc8 (11...Nc4 12.Bc4 dc4 13.Nd2=) 12.Nd2 a6 13.f4 g6 (13...Nec6 14.Bf8 Rf8 15.c3=) 14.g4 (14.Qb1 b5=) 14...Nc4 (14...b5 15.Bb4 Nec6 16.Bf8 Kf8 17.Kh1=+) 15.Bc4= Rc4 (15...dc4!? 16.Ne4 Nd5=) 16.Nc4+/- dc4 17.Nc3 (17.Ng3 Bc6 18.Re1 a5+/-) 17...Bc6+= 18.Bd6 h5 19.h3?? (better 19.Be7 Be7 20.g5+=) 19...hg4-/+ 20.hg4 Nd5 21.Ne4?? (21.Nd5 Qh4 22.Nf6 Kd8 23.Rf3 Bd6 24.ed6 Qf6 25.Kf2 Bf3 26.Kf3 Rh3 27.Ke4-+) 21...Ne3 (21...Qh4 22.Qe2 Nc3 23.Qg2 Be4 24.Rf3 Ne2 25.Kf1 Nf4 26.Re1 Ng2 27.Re4 Qh1 28.Kf2 Ne3 29.Ke2 Rh2 30.Rf2 Qd1 31.Ke3 Rh3 32.Kf4 Qc1 33.Rd2 Qd2 34.Re3 Qe3) 22.Qf3 Nf1 23.Rf1 Bd6 (better 23...Qh4!? 24.Rf2 Be4 25.Qe4 Qg4 26.Rg2 Qd1 27.Kf2 Bd6 28.ed6-+) 24.Nd6 Qd6! 25.ed6 Bf3 26.Rf3 Kd7 27.Rc3 b5 28.Ra3 Ra8 29.Kf2 (29.Ra5 b4 30.Rc5 Rc8-+) 29...Kd6 30.Ke3 (30.Ra5 Kc6-+) 30...Kd5 31.c3 a5 32.Ra1 a4 33.Rb1 Ra5 34.f5 (34.Rb2 f6-+) 34...ef5 35.gf5 gf5 (35...a3 36.fg6 a2 37.Ra1 fg6 38.Kf4-+) 36.Kf4 (36.Rf1 a3 37.Rf5 Ke6-+) 36...a3 37.Kf5 a2 38.Ra1 Ra8 39.Kf4 b4! 40.cb4 Kd4 41.b5 Kc5 (41...c3 42.Rd1 Kc4 43.Ra1-+) 42.Ke3 Kb5 43.Kd2 (43.Kd4 Kb4 44.Ke5 c3-+) 43...Kb4 44.Kc2 f5 45.Kb2 (45.Kd2 c3 46.Ke3 c2-+) 45...f4 (better 45...c3!? 46.Kc1 Kb3 47.Kd1-+) 46.Kc2 f3 47.Kc1 Kc3 48.Kd1 Kb2 49.Rc1 a1Q 50.Ke1 (50.Rb1 Qb1 51.Kd2 Qc1) 50...Qc1 51.Kf2 Qd2 (51...Rf8 52.Kg3 Qg1 53.Kh3 Rh8) 52.Kg3 (52.Kf3 Qd5 53.Kg4 Rf8 54.Kh4 Rg8 55.Kh3 Qh5) 52...Qg2 (52...Rf8 53.Kh4 Rg8 54.Kh3 Qh6) 53.Kf4 f2 (53...Re8 54.Kf5 f2 55.Kf4 f1Q) 54.Ke3 (54.Ke5 Qg6 55.Kd4 Qd6 56.Ke3 f1Q 57.Ke4 Qfd3) 54...f1Q 55.Kd4 Qd3 (55...Qg5 56.Ke4 Qd3) 56.Kc5 Qg5 (56...Ra5 57.Kb4 Qgd2) 57.Kb4 (57.Kb6 Qa5 58.Kc6 Qdd5) 57...Rb8 (57...Qa5) 58.Ka4 Qb3 (58...Qb5) 0-1. Tejedor Fuente,Enrique (2425) - Jakubowski,K (2495), Titled Tuesday, 2021. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.d4 d5 5.e5 Bd7)

6.a3 Qa5

7.Bb2 ba3 8.c3 Ba4 9.Qc1 ab2 10.Qb2 Nd7 (better is 10...b5-+) 11.Ra4+= Qc7 12.Na3 a6 13.Nb5 (13.Nb1 Ne7-/+) 13...Qb8 14.Nd6 Bd6 15.ed6 Ngf6 16.Ne5 Qd6 17.f4? (better is 17.Qb7!? Rb8 18.Qa6 Rb1 19.Ke2-/+) 17...0-0 18.g4 (18.Qb7 Rfb8 19.Qc6 Rb1 20.Ke2 Qc6 21.Nc6 Ne4-+) 18...b5 19.Ra2 Nb6 20.h4 (20.Qb4 Qc7-+) 20...Ne4 21.h5 Na4 22.Qh2 (22.Qb4 Nac3 23.Qd6 Nd6-+) 22...Nac3 23.Rc2 (23.Ra1 Na4 24.Ke2 Rfc8-+) 23...Qb4 24.Nd3 Qd4 25.Qh3 Rac8 26.g5 Na4 27.Rhh2 Qa1 28.Nc1 Rc3 29.Qg4 Rfc8 30.Bd3 Rc2 31.Bc2 Qc1 32.Bd1 Nb2 33.g6 Qd1 34.Qd1 Nd1 35.gf7 Kf7 36.Kd1 b4 37.Rb2 Rc4 38.h6 gh6 39.Ke2 a5 40.Kf3 a4 41.Rh2 b3 42.f5 ef5 43.Kf4 Rc2 44.Rh6 b2 45.Rh7 Kg6 46.Rb7 Nc3 47.Rb6 Kf7 (47...Kf7-+) 0–1. Helin,Mikael (1955) – Karlzen,Henrik, Gothenburg op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Qd2 Bb5 8.Bb5 Qb5 9.c3 bc3 10.Nc3 Qd7 11.Rb1 Nc6 12.0-0 Nge7 13.Qd3 Rc8 14.Bd2 Nf5 15.g4 Nfe7 16.Ne2 Ng6 17.g5 Be7 18.Rfc1 Rc7 19.h4 h5 20.a4 a6 21.a5 0-0 22.Ng3 Rfc8 23.Rf1 Na7 24.Nh5 Nb5 25.Nf6 gf6 26.gf6 Rc3! 27.Bc3 Rc3 28.Qd1 Bf8 29.Ng5 Bh6 30.h5 (30.h5 Nf8 31.Qg4+=) 1–0. Moeller,Reinhold – Moeller,Frank, desc–online.de, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Qd2 Nc6 8.Bd3 ba3 9.c3 (9.Na3?? Bb4 10.–0 Bd2 11.Bd2 Qd8-+; 9.Ba3 Qd2 10.Kd2 f6+=) 9...Nb4 10.Be2 (10.cb4 Bb4) 10...a2 11.Na3 Rc8 12.0-0 Na6 13.Ra2 Qc3 14.Nb5 Qd2 15.Bd2 (worse is 15.Rd2 Bb5 16.Bb5 Kd8 17.Ba6 ba6-/+) 15...Nc7 16.Nc7 Rc7 17.Ra7 Ne7 18.Rb1 Bc6 19.Ba5 Rc8 20.g3 Ng6 21.Bb5 Be7 22.Rb7 Bb5 23.R1b5 0-0 24.h4 Rfe8 25.h5 Nf8 26.Ra7 Ra8 27.Rbb7 Ra7 28.Ra7 h6 29.Nd2 ½–½. Von Rahden,Arvid (1970) – Foetsch,Daniel (2170), GER–ch U20 qual, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Qd2 Nc6 8.Bd3 Qb6 9.Qf4 Nge7 10.–0 Ng6 11.Qe3 Be7 12.Nbd2 0-0 13.Bb2 ba3 14.Ba3 Qc7 15.Be7 Nce7 16.h4 f5 17.h5 Nh8 18.Rfc1 Nf7 19.c4 Bc6 20.Nb3 h6 21.Be2 Rfe8 22.Nc5 Qc8 23.Qb3 ½–½. Kondziela,Andreas (2095) – Walkenhorst,Andreas (1845), desc–online.de, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Qd2 g6 8.h4 Nc6 9.Bb2 ba3 10.Na3 Qd2 11.Nd2 Ba3 12.Ra3 h5 13.c3 Nge7=+ 14.Bc1 a6 15.Nf3 Na7=+ 16.Bg5 Bb5 17.Bf6 Rg8 18.Kd2 Nf5 19.g3 Bf1 20.Rf1 Nb5 21.Rb3 Nh6 22.Ra1 Kd7 23.Ng5 Ng4 24.f3 Nf6 25.ef6 Raf8 26.Kd3 Nd6 27.Rb6 Kc7 28.Rab1 Nb5 29.R6b5 ab5 30.Rb5 b6 31.f4 Rb8 32.c4 dc4-+ 33.Kc4 Rgf8 34.d5 ed5 35.Rd5 Kc6 36.Re5 Rb7 37.f5 gf5 38.Rf5 Re8 39.Nf3-/+ b5 40.Kd3 b4 41.Nd4 Kc7 42.Rg5? Kd7 43.Rd5-/+ Kc8 44.Rh5 b3 45.Rc5 Kd8 46.Rd5 Rd7 47.Rb5?? Re1-+ 48.Kc3 Re3 (48...Re3 49.Kc4 Re4 50.Kb3 Rdd4-+) 0–1. Bongers,E (2105) – Paalman,HJ, Dutch Open, Dieren NED, 2001.

7.Bd2 Bb5 8.ab4 Qa1 9.Bb5 Nc6 10.c3 a5 11.ba5 Qa5 12.Bd3 Qa4 13.Qe2 h6 Controls g5 14.0-0 White castles and improves king safety 14...Nge7 15.h4 (15.c4 dc4 16.Bc4 Nd5=) 15...Nc8 (15...Qa1 16.Be3+=) 16.Bb5 (16.c4!? dc4 17.Bc4=) 16...Qb3-/+ 17.Be3 Nb6 18.Nfd2 Qa2 19.f4 g6 (19...Qb2 20.Bd3 Ne7 21.h5+=) 20.h5= Nc4 Deflection: d2 21.hg6 fg6 22.Bc4 dc4 23.Qg4 White prepares the advance f5. 23...Kf7?? 24.d5+- ed5 25.f5 g5 26.e6 Ke8?? the final mistake, not that it matters anymore 27.Qh5 Kd8 28.Bb6 Ke7 29.Qf7 Kd6 30.Qd7 (30.Qd7 Ke5 31.Bc7 Bd6 32.Qg7; 30.Qc7) 1–0. Rahls,Peter (2305) – Zschaebitz,Klaus (2175), Berlin–ch, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Bd2 Bb5 8.ab4 Qa1-/+ 9.Bb5 Nc6 10.c4 Rc8 (better is 10...dc4!? 11.Bc3 Bb4 12.Bb4 Qb2 13.Bc6 bc6+=) 11.cd5= ed5 12.Qb3 a5 (12...Ke7 13.0-0 Nd4 14.Bg5 Ke6 15.Nd4 Qd4 16.Qh3 f5 17.ef6 Kf7 18.fg7 Qg7 19.Qf5 Nf6 20.Bf6 Qf6 21.Qc8 b6 22.Qd7 Be7 23.Qd5 Qe6 24.Qf3 Kg7+-) 13.Bc3 Bb4 14.0-0 Bc3 15.Nc3 Qf1 16.Kf1 Nge7 17.Nd5 Nd5 18.Qd5 0-0 19.g3 (19.Bc6!? bc6 20.Qa5 Rfd8+-) 19...Ra8 20.Ba4 Rfb8 (20...Rfd8 21.Qc4 h6+-) 21.Ng5 Nd8 22.Be8 a4 23.Bf7 Nf7 24.Qf7 Kh8 25.Qf5 (25.Qf5 Kg8 26.Qe6 Kh8 27.Nf7 Kg8 28.Nd8 Kf8 29.Qf7) 1–0. Redolfi,Argentino Rodolfo – Bazan,Osvaldo, Cordoba op, 1967. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

7.Bd2 Bb5 8.Bb5 Qb5 9.ab4 Bb4 10.Bb4 Qb4 11.c3 Qb6 12.Na3 Nc6 (12...Ne7!?+=) 13.Rb1= Qa5 14.Nb5 0-0-0 (14...Kf8!?=) 15.0-0 Nh6 16.Qd3 a6 17.Nd6 Rd6 18.ed6 Qd8 19.d7 (19.c4!? Qd6 20.Rfc1 dc4 21.Qc4+-) 19...Qd7+/- 20.Rb6 Nf5 21.Rfb1 Nd6 22.Ne5 Ne5 23.de5 Nb5 24.c4 Qc7 25.Rb7 (25.Ra6! ba6 26.cb5+/-) 25...Qb7= 26.cb5 ab5 27.Rb5 Qc6 28.g3 Kd7 29.Qb3 (29.Rb1!?=) 29...Rc8+= 30.Rb6 Qc1 31.Kg2 Qc4 32.Rd6 Ke7 33.Qa3 Qc5 34.Qa4 Rc7?? 35.Qh4+- f6 36.Qg4 Qd6 37.ed6 Kd6 38.Qb4 Rc5? 39.Qb6 Rc6 40.Qd8 Ke5 41.Qg8 g5 42.Qh7 Rc4 43.Qd3 Kd6 44.h4! gh4 45.gh4 Rg4 46.Kh3 f5 47.f3 Rc4 48.h5 Ke7 49.Qe3 Kf6 50.Qh6 (50.Qh6 Ke5 51.Qg7 Kf4 52.h6 Kf3 53.h7+-) 1–0. Carrascoso Morales,Abel (2055) – Gimenez Saiz,Jose Raul (2140), La Pobla de Vallbona op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Bd2 Bb5 8.Bb5 Qb5 9.ab4 Bb4 10.Bb4 Qb4 11.Nbd2 Nc6 +=.

7.Bd2 Nc6 8.c3 Rc8 (8...f6 9.Bd3= (worse is 9.cb4 Bb4 10.Bd3 fe5 11.de5 Bd2 12.Qd2 Nge7-/+)) 9.Bd3+= bc3 (9...Nh6 10.0-0+=) 10.Bc3 (10.Nc3!? Nd4 11.Nd4 Rc3 12.0-0 Rd3 13.Ba5 Rd1 14.Rfd1=) 10...Qc7+= 11.0-0 Nge7 12.Ra2 Ng6 13.g3 Be7 14.h4 f5 (14...h5 15.Rc2+=) 15.h5= Nf8 16.Rc2 (16.Qd2 h6+=) 16...Qd8 (16...g5 17.Nfd2=) 17.Kg2 h6 (17...g5 18.hg6 Ng6 19.Bb2=) 18.Bd2 (18.Nbd2!?+=) 18...Nh7+= 19.Rb2 (19.Nc3 Ng5 20.Nb5 Ne4+=) 19...b6 (19...Ng5!? 20.Rb7 Nf3 21.Qf3 Nd4-/+) 20.Nc3= 0-0 21.Nb5 Be8 22.Rh1 a6 23.Nd6 Bd6 24.ed6 b5 25.a4 ba4 26.Ba6 Rb8 27.Rb8 Nb8 28.Bd3 Qd6 29.Bf4 Qd8 30.Qe2 Bd7 31.Ne5 Nf6 32.Rb1+/- Re8 33.Rb8!+- Qb8 34.Nd7 Qd8 35.Nf6+- Qf6 36.Bb5 Ra8 37.Bd7 Kf7 38.Qb5 Qd4 39.Be6! Ke6 40.Qc6 Kf7 41.Qa8 Qe4 42.Kh2 Qf3 43.Kg1 Qe4 44.Be3 f4 45.Bf4 Qe1 46.Kg2 Qe4 47.Kh2 Qf3 48.Kg1 Qh5 49.Qa4 Qf5 50.Be3 Qb1 51.Kh2 Qf5 52.Qa7 Kg6 53.Bd4 Qf7 54.Qf7 Kf7 55.f4 h5 56.Kh3 Ke6 57.Kh4 1–0. Aho,Jukka (2395) – Saharinen,Petri (1935), II Nordic Club Team Championship, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Bd2 Nc6 8.Bd3 Nge7 9.0-0 Nf5 10.Be3 (10.Bf5!? should not be overlooked 10...ef5 11.c3=) 10...Be7 (10...Rc8 11.Ra2-/+) 11.Qc1 (11.a4 0-0-/+) 11...Rc8 (11...Ne3!? 12.fe3 0-0-/+) 12.Qb2 Ne3 13.fe3 a6 (better is 13...Qb6-/+) 14.c3? (better is 14.ab4 would keep White in the game 14...Qb4 15.Qc1+=) 14...bc3-+ 15.Nc3 Nd4! Discovered attack: c6, c8–c3. 16.Nd4 Qc3 17.Qf2 0-0 18.Bb1 g5 (18...Bg5 19.Re1 f6-+) 0–1. Landsrath,Mario (1670) – Haeussler,Ulrich (1955), Koblenz–ch, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Bd2 Nh6 8.Bd3 Bb5 9.Bh6= gh6 10.0-0 Bd3 11.Qd3 Nc6 12.Nbd2 (12.Rc1 Be7=) 12...ba3=+ 13.c4 dc4 (13...Bb4 14.cd5 ed5 15.Qb3=) 14.Nc4= Qd5 15.Rfb1 (15.Na3 Bc5 16.Nb5 Qd8+=) 15...Rd8 (15...Rg8 16.Rb5 Nb4=+) 16.Ne3 (16.Rb5! Qd7 17.Na3 Nd4 18.Nd4=+) 16...Ne5=+ 17.Nd5 (17.Ne5 Qe5!? 18.Rb7 Rd4 (18...Qd4?? 19.Qb5 Qd7 20.Rd7 Rd7 21.Rd1+-) 19.Rb8 Qb8 20.Qd4 Rg8 21.Qa4 Ke7 22.Qa3 Kf6 23.Qc3 Qe5 24.Qe5 Ke5 25.Ra7 Rg7=+) 17...Nd3-/+ 18.Nf6 Ke7 19.Nh5 e5 20.Ra3 e4 21.Rb7 Ke6 22.Ra6 Rd6 23.d5 Kd5 24.Nf6 Rf6! 25.Rf6 ef3 26.Rd7 Kc4 27.Rf3 Ne5 28.Rf4 Kc3 29.Ra7 Bg7 30.Ra3 Kb2 31.Ra7 Rd8 32.Rb7 Kc3 33.Rc7 Kb3 34.Rb7 Kc3 35.Rc7 Kd2 36.g3 Nd3 (better 36...Kd3!?-/+) 37.Rff7= Bd4 38.Kg2 Re8 39.Rcd7 Bc5?? (better 39...Kc3+=) 40.Rf3+- (40.Rh7?! Re6+=) 1–0. Hoiberg,Nina (2195) – Hagen,Kr (2185), TCh–DEN XtraCon, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Nfd2 Nc6 8.Nb3=+ Qb6 9.ab4 Bb4 10.c3 Be7 11.Bd3 h5 (11...Nh6 12.0-0=+) 12.h4 (12.0-0 h4=+) 12...Nh6-/+ 13.Na3 Nf5 14.Nb5 (14.Rb1 Na5-/+ (14...Nh4?! 15.Nc5 Qa5 16.Nd7=)) 14...Nd8 (14...Ne5 15.de5 Bb5 16.Bf5 ef5 17.Nd4-/+) 15.Qe2-/+ a6 (worse 15...Bh4 16.Rb1 Bb5 17.Bb5 Kf8 18.Bd3=) 16.Bg5? (better 16.0-0-/+) 16...Rb8-+ (16...Bb5?! 17.Bb5 Nc6 18.Ba4=+) 17.Be7 (17.Nd6 Nd6 18.Nc5 Nf5 19.Be7 Ke7-+) 17...Ke7 (17...Bb5?! 18.Bd8 Rd8 19.Nc5=+) 18.Qf3 (18.Nd6 Qb3 19.Qd2 Nd6 20.ed6 Kf8-+) 18...Bb5 (18...ab5?! 19.0-0 g6 20.Nc5-+) 19.Bf5 ef5 20.Qd5 Qc6 (20...Ne6 21.Qf3 Rhd8 22.d5-+) 21.Qc5 (21.Qc6 Nc6 22.Nd2 Rhd8-+) 21...Qc5 22.Nc5 Ne6 23.Nb3 (23.Ne6 Ke6 24.Rh3 f6-+) 23...Nf4 24.Kd2 Rbc8 25.g3 Nd5 26.Rhc1 (26.Nc5 b6 27.c4 Bc4-+) 26...b6 27.f4 (27.Rc2 Rc7 28.Nc1 Rhc8-+) 27...Rh6 (27...Rc6 28.Ra3-+) 28.Ra3 (28.Nc5 bc5 29.c4 cd4 30.cb5 Rc1 31.Rc1 Nc3-+) 28...Rg6 29.Nc5 (29.c4 Rc4 30.Rc4 Bc4 31.Nc1-+) 29...Rg3 30.Nb7 Rg2 (30...Rg2 31.Ke1 Re2 32.Kf1 Rc2 33.Ke1 Rc1 34.Kd2 R1c3 35.Rc3 Rc3-+) 0–1. Helin,Mikael (1935) – Suez_Panama,Gilles (2030), 10th Gibraltar Challengers–A, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Bd3 Nc6 8.0-0 =.

7.Bd3 Nc6 8.Bb2 Nh6 9.0-0 Qb6 10.a4 Be7 11.Nbd2 Na5 12.h4 (12.c4!?+=) 12...Nf5-/+ 13.Qe2 Rc8 (13...Nh4?! 14.Nh4 Bh4 15.Qg4=) 14.h5 0-0 15.g4 Nh6 16.Nh2 f5 17.ef6 Bf6 (worse is 17...Rf6 18.g5 Rf4 19.gh6 gh6 20.Kh1+-) 18.Ndf3 Nf7 19.Bc1 Bd4 20.Nd4 Qd4 21.Be3 Qe5 22.Nf3 Qc7 23.g5 Ne5 (23...e5!? 24.g6 hg6 25.hg6-+) 24.Ne5 Qe5 25.f4 Qd6 26.h6 g6 27.Bd4 (27.Ba7 Rf4 28.Rf2 Rf2 29.Qf2 e5-+) 27...Nc6 (27...Rf4!? 28.Ba7 b3 29.cb3 Nb3 30.Rad1-+) 28.Bf6 Qc5 29.Kg2 Nd4 30.Qe5 Nc6 (30...Nc6 31.Qe2 Rf7-+) 0–1. Von Rahden,Arvid (2055) – Herrmann,Carsten (1925), Mecklenburg VP LL, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Bd3 Nh6 8.Bd2 Nc6 9.c3 Nf5 10.Bf5 ef5 11.Qb3 Be7 (11...ba3!? 12.Na3 Qb6 13.Qb6 ab6=) 12.cb4= Qb6 13.Qd3 (13.Qd5?? Be6 14.Nc3 Bd5 15.Nd5 Qd8 16.Ne7 Nd4 (worse is 16...Ke7 17.0-0-+) 17.Nd4 Qd4-+ (17...Ke7?! 18.Nf5 Kf8 19.Be3-/+)) 13...Be6 14.Nc3 f6 15.0-0 0-0 16.Rfe1 Rae8 17.Na4 Qd8 18.Rac1 fe5 19.de5 Bc8 (19...d4 20.b5 Na5 21.Qd4+= (21.Nd4 Nb3-/+)) 20.Nc5 f4 21.b5 Na5? (better is 21...Bc5 22.Rc5 Ne7+/-) 22.Ba5+- Qa5 23.Qd5 Kh8 24.Nb7 Bb7 25.Qb7 Bd8 26.e6 Bf6 27.e7 Rg8 28.Qd7 h6 29.Rc7 a6 30.ba6 Qa6 31.Ra7 Qc4 32.h3 Qc5 33.a4 Ra8 34.Qd1 (34.Qd1 Qa7 35.Ne5 Be5 36.Re5-+) 1–0. Esposito,Julie (1830) – Le Bail,Clara (1920), France–ch U14 Girls, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

7.Bd3 Bb5

8.0-0 Nc6 9.Bb2 Bd3 10.Qd3 Qb6 11.ab4 Bb4 12.c3 Be7 13.Ba3 a6 14.Nbd2 Na5 (14...Qd8 15.c4=) 15.Rfb1 Qc7 16.Bb4 Nc6 17.Be7 Nge7 18.Nb3 (18.c4 0-0=) 18...a5 19.Nc5 b6 20.Na4 Rb8 21.Rb3 Qa7 (21...Na7!?+=) 22.Rab1 Nc8 23.Qb5 (better is 23.R1b2=) 23...Kd7 24.c4 dc4 25.Rc3 Qc7 26.Rc4 N8a7 27.Nb6 Kd8 28.Qc5 Rb7 29.Nd2 Re8 30.Ne4 Re7 31.Nd6 Rb8 32.Rcc1 h6? 33.Ndc4 Nc8 34.Na5 Na5 35.Qa5 Rb6 36.Qa3?? Rb1-+ 37.Rb1 Ke8 38.Rc1 Qb7 39.Qc5 Kd8 40.h3 Qc7 41.Qa3-/+ Qb7 42.Kh2?? Qa7-+ 43.Qb4 Nb6 44.Qd6 Ke8-+ 45.Rc6 Nd5?? 46.Rc8# 1–0. Perez,Flavio (2115) – Hinzelin,Sandy (1930), FRA–chT, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

8.0-0 Bd3 9.Qd3 Qa6 10.Qb3 Qc4 11.Qe3 Nh6 12.ab4 Bb4 13.Na3 Qc6 14.Qb3 Be7 15.c4 0-0 16.Bh6+/- gh6 17.Qe3?? Kg7 18.Rfc1 Na6 19.Qf4 f5 20.cd5 Qd5= 21.Nc4 Rad8 22.Rab1 b5 23.Ne3+= Qb7 24.d5!+/- ed5 25.h4 Nc5 26.Nd4 Kh8 27.Rb5 Qc8 28.g3 Nd3 1–0. Puzzoni,C (2110) – Moos,G (2060), Capo d'Orso, Porto Mannu PAL, 2007.

8.0-0 Bd3 9.Qd3 Qa6 10.Qb3 Nc6 11.Qb2 Qb6 12.c3 ba3 13.Qb6 ab6 14.Na3 b5 15.Bb2 b4 16.Nb5 Ra1 17.Ra1 Kd7 18.Ra8 Nd8 19.Ne1 bc3 20.Bc3 Ne7 21.Ba5 Nec6 22.Bb6 f6 23.f4 Be7 24.Nd3 Nf7 25.Ra2 fe5 26.fe5 Ng5 27.Bc5 Ne4 28.Be7 Ke7 29.Nf2 Ng5 30.Kf1 Rf8 31.Ke2 Rf4 32.Ke3 Rh4 33.h3 Ne4 34.Rb2 g5 35.Ne4 Re4 36.Kd3 h5 37.Rf2 g4 38.Rf1 g3 39.Rf3 h4 40.Rf1 b6 41.Rf3 Re1 42.Rf4 Rb1 43.Nd6 Rb2 44.Rh4 Rg2 45.Rh7 Kf8 46.Rh8 Kg7 47.Rh4 Ra2 48.Rg4 Kh6 49.Rh4 Kg5 50.Rg4 Kh5 51.Ne8 Kh6 52.Kc3 Ne7 53.Kb3+= ½–½. FortKnox – RedBishop, playchess.de, 2005. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5 7.Bd3 Bb5)

8.0-0 Bd3 9.Qd3 Qa6 10.Qb3 Nc6 11.Qb2 Qb6 12.Rd1 h5 13.ab4 Qb4 14.Qa2 Nh6 15.Ba3 Qa5 16.Qb3 Qb6 17.Qd3 a5 18.Bf8 Kf8 19.Na3 Qa6 20.Qc3 g6 21.Rdb1 Nb4 22.Qd2 Kg7 23.c3 Nc6 24.Nb5 Rhc8 25.Qg5 Ng8 26.Ne1 Rab8 27.Nd6 Rc7 28.Qd2 Nce7 29.Nd3 b6 30.Rb5 Nc6 31.Rab1 Nge7 32.Qg5 Ng8 33.Nf4 Kf8? 34.Nf7!+- Rf7 35.Ne6 Ke8 36.Qg6 Qb7 37.Qg8 Ke7 38.Qg6 a4 39.Nc5! Qc8 40.e6 Rf8 41.Nd7 Rg8 42.Qf6 Kd6 43.Nb8 (43.Nb8 Qf8 44.Qf8 Rf8 45.Nc6 Ke6 46.Nb4+-) 1–0. Vedder,H – Poulton,J, Gausdal Peer Gynt NOR, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5 7.Bd3 Bb5)

8.0-0 Bd3 9.Qd3 Qa6 10.Qe3 Ne7 11.Bb2 Qc4 12.Rc1 Nf5 13.Qf4 Nc6 14.Nbd2 Qb5 15.ab4 Nb4 16.Ba3 a5 17.g4 Nh6 18.Qg5 Rg8 19.c3 Be7 20.Qh5 Nd3 21.c4 Nc1 22.Be7? (better is 22.Rc1 dc4 23.Be7 Ke7 24.Qg5 Kd7 25.Nc4-+) 22...Ne2 23.Kh1 dc4 24.Ba3 0-0-0 25.Bc5 (25.g5 c3 26.Ne4-+) 25...c3 26.Nf1 c2 0–1. Dubovikas,Tomas (2190) – Sumskis,Rimvydas (2190), LTU–chT, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5 7.Bd3 Bb5)

8.0-0 Bd3 9.Qd3 Nc6 10.Nbd2 (10.Bb2 Qc7=) 10...Nh6 11.Nb3 White threatens to win material: Nb3xa5 11...Qc7 12.a4 (12.Bh6!? gh6 13.a4=) 12...Nf5+= 13.Bd2 Be7 14.Rfc1 0-0 15.g4 Nh4 16.Nh4 Bh4 17.f4 Be7 18.Rf1 (18.c3 bc3 19.Qc3 f6-/+) 18...f5 19.ef6 Rf6 20.Rae1 (20.g5 Rf5-/+) 20...Qd7 (20...Raf8 21.Re2-/+) 21.Rf3 (21.g5 Rf5-/+) 21...g6 (21...Raf8 22.h4-/+) 22.Rh3 (22.Qe2 Rc8-/+) 22...Bd6 23.Rf3 Raf8 24.Ref1 Ne7 25.Qe2 Nc6 26.Kh1 Nd8 27.a5 Nc6 28.h4 R8f7 29.R3f2 Nd8 30.Nc1 Qc7 31.Nd3 Rf8 0–1. Perez,Flavio (2120) – Canet,Mathieu, FRA–chT, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

8.ab4 Qa1-+ 9.Bb5 Nc6 10.Bd2 Qb2 11.c3 a5 12.0-0 ab4 13.c4 Nge7 14.Ng5 (14.Bg5-+) 14...h6 15.cd5 hg5 16.dc6 bc6 17.Qf3 Rc8 (17...cb5?? 18.Qa8 Kd7 19.Qb7 Ke8 20.Qb5 Kd8 21.Rc1 (21.Qb4?! Qb4 22.Bb4 Nc6+/-) 21...Qc1 22.Bc1+-) 18.Ba6 Rc7 19.Bg5 Nd5 (19...Nf5 20.Rd1 Nd4 21.Qg4-+) 20.Bc4? (better is 20.Qd3-+) 20...Qd4 21.Qe2 Be7 22.Rd1 Qc5 23.Bc1 Rd7 24.Re1 Qd4 25.Qa2 0-0 26.Qe2 Rfd8 27.Bb3 Nc3 28.Qh5 Nb1 29.Be3 Qc3 (29...Qc3 30.Rf1 Qb3-+) 0–1. Day,Lawrence A – Huebner,Robert, Wch U20 fin–A, 1967. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qa5)

6.a3 Qb6

7.ab4 Bb4

8.c3 Ba5 9.Ba3 Bb5 10.Bc5 Qa6 11.Bb4 Nc6 12.Bb5 Qb5 13.Na3 Qb6 14.Ba5 Qa5 15.0-0 0-0-0 (15...Nge7!?=) 16.Qe2 a6 (16...Qc3 17.Nb5 Qc4 18.Na7 Kd7 19.Qb2+/-) 17.c4 (17.Nc4!? Qc7 18.Nd6 Rd6 19.ed6 Qd6 20.Rfb1+/-) 17...Qc7+= 18.Rfc1 Nge7 19.Nb5 ab5 20.cb5 Kd7 21.Ng5 Ra8 (21...Ke8 22.Qh5 g6 23.Qd1=) 22.Rab1 (22.Ra8 Ra8 23.bc6 bc6 24.Nh7 Nf5=) 22...Nf5 (22...Ke8 23.Qh5 Ng6 24.bc6 bc6 25.Rb3+=) 23.bc6 bc6 24.Nf7 Rhf8 25.Nd6 Nd6 26.ed6 Qd6 27.Rb7 Kd8 28.g3 Ra4 29.Qg4 Ra2? 30.Rcb1 Kc8?? 31.Rb8! Qb8 32.Qe6 (32.Qe6 Kc7 33.Qe7 Kc8 34.Qf8 Kd7 35.Qf7 Kd6 36.Rb8 Ra1 37.Kg2 Rg1 38.Kg1 c5 39.Rb6#) 1–0. Bryan,Jarod J (2240) – Conner,Mark (2035), New Hampshire op, 2000. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

8.c3 Ba5 9.Ba3 Bb5 10.g3 Nc6 11.Ng5 (better 11.Bc5 Qa6 12.Bg2-/+) 11...Nd4 (11...Nh6 12.Bc5 Qa6 13.Bh3-/+) 12.Bd6?? (better 12.Qd4 Bf1 13.Kf1+/-) 12...Nf5 (better 12...Bf1 13.Kf1 Qb5 14.Kg2 Nf5-+) 13.Ba3? (13.Bc5!? Qa6 14.Bb4-/+) 13...Nge7 (13...d4 14.Ne4 dc3 15.Nec3-+) 14.h4 (14.Bc5 Qa6 (14...Qc5?! 15.Ra5 Qc7 16.Bb5 Nc6 17.Ra2=) 15.g4 Nh4-+) 14...h6 (14...d4!? 15.Qh5 g6 16.Bb5 Qb5 17.Qe2 Qe2 18.Ke2-+) 15.Nf3 Nc6 Black intends d4 16.g4 Nfe7 17.Bd6 (17.Be7 Bf1 18.Kf1 Ke7-+) 17...Rc8 (17...Bf1 18.Rf1 d4 19.Be7 dc3 20.Qc1 Ke7 21.Nc3-+) 18.Be2 (18.Bb5 Qb5 19.Ra4 h5-+) 18...Be2 19.Qe2 d4 20.0-0 dc3 21.Na3 Qb2?? (21...h5 22.Nc4 Qa6 23.Be7 hg4 24.Bg5 gf3 25.Nd6 Kd7 26.Qd1-+) 22.Qe4? (better 22.Nc2 h5 23.Rfb1 hg4 24.Nfe1-/+) 22...Bd8?? (22...Bb6 23.Nc4 Qb5 24.Nb6 ab6 25.Rfc1-+) 23.Nc4?? (better 23.Rfb1 Qa1 24.Ra1+-) 23...Qb5-+ 24.Ba3 Bc7 (24...Qd5 25.Nd6 Kd7=+) 25.Nd6? (25.Qe2 Qa6 26.Be7-+) 25...Bd6-+ 26.ed6 Qd5 (better 26...Nd5 27.Rfb1 Qa6-+) 27.d7?? (better 27.Qe2 c2 28.de7 Ne7 29.Be7 Ke7 30.Rfc1-/+) 27...Qd7-+ 28.Rfd1 (28.Rad1 Nd5-+) 28...Nd5 29.Rac1 b5 30.Bc5 (30.Ne5 Ne5 31.Qe5 Rg8-+) 30...b4 31.Rd3 (31.h5 a5-+) 31...a5 (31...b3 32.Qe1 b2 33.Rcc3 Nc3 34.Rd7-+) 32.Rcd1 (32.Re1 Nf6 33.Qc4 Ne7-+) 32...Nce7 33.Ne5 Qc7 (33...Rc5?! 34.Nd7 Kd7 35.Qd4-+) 34.Be7 Qe7 (34...Ke7?! 35.Rd5 Rhd8 36.Rd8 Rd8 37.Nc6 Qc6 38.Qc6 Rd1 39.Kg2-+; worse 34...Ne7 35.Rd7 Qc5 36.Qb7-+) 35.Nc4 0-0 36.Rd5 Qh4 (better 36...Rc4 37.Qc4 ed5 38.Rd5 Qe1 39.Kg2-+) 37.R5d3 (37.Rh5 Qf6 38.Na5 c2-+) 37...c2 (37...Qg5!? 38.Ne3-+) 38.Rc1 Rfd8 39.Rd2 (39.Ne3 Rd3 40.Qd3 Rc3-+) 39...Rd2 (better 39...Rc4 40.Rd8 Qd8 41.Qc4 Qd1 42.Rd1 cd1Q 43.Kh2-+) 40.Nd2 Rc3 (40...h5 41.Rc2 Rc2 42.Qc2 Qg4 43.Kf1-+) 41.Rc2 Rc2 42.Qc2 Qg4 43.Kf1 Qd4 44.Nb3 (44.Ke2 Qe5 45.Kd1 Qa1 46.Ke2 a4-+) 44...Qd5 45.Qa2 Qd1 (45...Qb5 46.Qe2 Qc6 47.Ke1-+) 46.Kg2 Qg4 47.Kf1 Qc4 48.Kg2 (48.Kg1 g5-+) 48...h5 (48...Qc6 49.f3 a4 50.Nd4-+) 49.Qa4 h4 (better 49...Qg4!? 50.Kh2 Qf3 51.Kg1 Qd1 52.Kh2-+) 50.Na5 Qg4 51.Kh2 h3 52.Qe8 Kh7 53.Qc6 (53.Qa8 Qf4 54.Kh3 Qf2-+) 53...e5 (better 53...Qf4 54.Kh3 Qf5 55.Kg2 Qa5 56.Qc2 Qf5-+) 54.Nb3 (54.Qh1 e4 55.Qf1 Qf4 56.Kg1 Qg5 57.Kh1 Qa5 58.Qh3 Kg6 59.Qg4 Kf6 60.Qe4 Qh5 61.Kg2 Qg6 62.Kf3 Qe4 63.Ke4-+) 54...e4 55.Qe4 Qe4 56.Kh3 Qd3 57.Kg4 Qb3 (57...Qb3 58.f3 Qe6 59.Kg3 b3 60.Kf2 b2 61.Kf1 b1Q 62.Kg2 Qeg6 63.Kf2 Qbg1 64.Ke2 Qc2) 0-1. Popadic,Dr (2155) - Shuvalov,E (2180), Titled Tuesday, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

8.c3 Ba5 9.Ba3 Nc6 10.Bc5 Qd8 11.Bd3 Rc8 12.h4 (12.Qb3 Nge7=) 12...Bb6 13.Bd6 Bc7 14.Ba3 Nge7 15.Qe2 Na5 16.Ng5 Ng6?? (16...h6 17.Qh5 Rf8 18.Nf3=) 17.g3?? (better is 17.Qf3 f5 18.Bf5 ef5 19.Qd5 Qg5 20.hg5+-) 17...Nb3= 18.Ra2 Ba5 19.Qh5?? (better is 19.Qf3 f5 20.ef6 Qf6 21.Qf6 gf6 22.Nh7+=) 19...Nd4-/+ (19...Bc3?! 20.Nc3 Rc3 21.Qf3+=) 20.Nh7 Bc3 (better is 20...Rc3 21.Nc3 Bc3 22.Kf1 Bb5 23.Bb5 Nb5-+) 21.Nc3+= Rc3 22.Bg6 Nf3 23.Kf1 Bb5 24.Kg2 fg6 25.Qg6 Kd7 26.Nf8! Rf8 27.Qg7 Kc8 28.Bf8 Rc7 29.Ra7 Kb8?? 30.Bd6 Ka7 31.Bc7 Qe8 32.Kf3 d4 33.Ra1 Ba6 34.Bd6 Qc6 35.Kg4 Qc2 36.Qf8 Kb6 37.Qd8 Kb5 38.Ra5 Kc4 39.Rc5 Kd3 40.Rc2 Kc2 41.Bb4 Be2 42.Kg5 (42.Kg5 Kd3 43.Bc5+-) 1–0. Helin,Mikael – Weclawski,Doris (2050), Politiken Cup, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qb6)

8.c3 Ba5 9.Bd3 Bb5 10.0-0 Bd3 11.Qd3 Nc6 12.Ba3 Nge7 13.Nbd2 h6 (13...Nf5 14.Bc5 Qd8 15.Rfb1=+) 14.Rab1 (14.Rfb1 Qc7=) 14...Qa6=+ 15.Qa6 ba6 16.Rfc1 0-0 (16...Bb6 17.Bb2=+) 17.Nb3 Bb6 18.Nc5 (18.c4 dc4 19.Rc4 Rfd8=) 18...a5 19.Nd7 Rfc8 20.Nb6 ab6 21.Rb6 Rab8 22.Rcb1 Ng6 23.g3 Nf8 (23...Ra8 24.h4=+) 24.Bd6 Ra8 25.Nd2 (25.R6b3 f6=) 25...a4=+ 26.Ra1 Ra7 27.Nb1 (27.Bc5 Ra5 28.Bb4 Nb4 29.cb4 Raa8=) 27...Nd7 28.Rb2 Rca8 (28...f6 29.f4=+) 29.Rba2 Nb6 (29...f6 30.f4=+) 30.Bc5 Ra6 31.Na3 Nd8 (better 31...Nd7 32.Bd6 Na7=+) 32.Nb5+/- Nb7 (32...Rb8!? 33.Nc7 Ra7+/-) 33.Nc7+- Nc5 34.dc5 (worse 34.Na8 Nb3 35.Nb6 Na1 36.Ra1 Rb6 37.Ra4 Rb1 38.Kg2 Rc1+/-) 34...Nc4 (better 34...Nd7 35.Na6 Ra6 36.Ra4 Ra4 37.Ra4 Nc5+-) 35.Na8 (worse 35.Na6 Ra6 36.Ra4 Rc6+-) 35...Ra8 36.Ra4 Ra4 37.Ra4 Kf8 (37...Ne5 38.Ra8 Kh7+-) 38.Ra8 Ke7 39.Ra7 (better 39.c6 d4 40.Ra7 Ke8 41.cd4 Nb6+-) 39...Ke8 40.c6 Ne5 (40...Nb6+-) 41.Ra8 Ke7 42.c7 Nf3 43.Kg2 Ne1 44.Kf1 1-0. Perez,Fl (2285) - Shuvalov,E (2180), Titled Tuesday, 2021. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

8.c3 Be7 9.Na3 a6 (9...Na6 10.c4+=) 10.Bd3= Nh6 (10...Qc7 11.Qb3+=) 11.0-0 (11.Bh6 gh6 12.Qd2 Qc6+=) 11...Qc7 (11...Nf5!?=) 12.Bh6+= gh6 13.Qd2 Bf8 14.Rfc1 (14.Rfb1 Bc6+=) 14...Bc6 15.Qf4 (15.Qe3 b5=) 15...Nd7 (15...b5 16.Qf6 Rg8 17.Bh7=) 16.c4+= Qd8 (16...dc4 17.Nc4 Qd8 18.Na5+=) 17.c5+/- Bg7 18.Nc2 0-0 (18...f5+/-) 19.Ne3 (19.Qg4!?+/-) 19...f6= 20.ef6 (20.Qg4 fe5 21.Qe6 Kh8 22.Ne5 Ne5 23.de5 Qe8+=) 20...Qf6 21.Qg3 Qf4+= 22.Ng4 h5 23.Nge5 Ne5 24.de5 h4 25.Qh3 Rae8 0–1. Rotov,Igor – Short,N (2690), Puhajarve EST, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

8.c3 Be7 9.Bd3 Na6 10.Qe2 Nc7 11.Na3 a6 12.0-0 Nh6 (12...Bc6 13.Qd2=) 13.Bg5 (13.Bh6 gh6 14.Rfb1 Qc6+=) 13...Nf5 14.g4 h6 15.Be7 Ne7 16.c4 Rc8 17.Rfb1 Qa7 18.c5 h5 19.h3 (19.g5 Ra8+=) 19...Bc6 (19...hg4 20.hg4 Rb8 21.Qb2+=) 20.Ng5 (20.g5!?+=) 20...hg4+= 21.hg4 Rh6 22.Kg2 f6 (22...Rb8!?+=) 23.ef6= Rf6 24.Rh1 Kd7 (better is 24...b6!? 25.Nb5 Nb5 26.Bb5 Ng6 27.Ra6 Nf4 28.Kf1 Qd7 29.Bc6 Qc6+/-) 25.Qe5+/- Ne8 26.Nh7 Qb8 27.Nf6 gf6 28.Qb8 Rb8 29.Rh7 e5 30.Bf5 Kd8+= 31.Bc2 e4 32.Kg3 f5 33.Rf7 fg4= 34.Bd1 Rc8 35.Bg4+/- Rc7 36.Rh1 Bd7 37.Rhh7 Bg4 38.Kg4 Nc6 39.Rc7 Nc7 40.Nc2 Nb5 41.Kf5 Kc8 42.Ke6 Nc3 43.Rh3 Nd1 44.Kd5 Nf2 45.Rh2 Nd1 46.Ke4 Nc3 47.Kd3 Nd5 48.Kc4 Nce7 49.Re2 b5 50.cb6! Nb6 51.Kc5 Na4 52.Kd6 Nf5 53.Ke6 Ng3 54.Re1 Nc3 55.d5 Nge4 56.Ne3 a5 57.Ke7 Kb7 58.d6 Nd6 59.Kd6 Kb6 60.Nd5 (60.Nd5 Kb5 61.Nc3 Kb4 62.Nd5 Kc4 63.Kc6 Kd3 64.Ra1 a4 65.Ra4 Ke2 66.Ra8 Kf3 67.Re8 Kg4 68.Kd6 Kf5 69.Nc7 Kf6 70.Rf8 Kg5 71.Ne6 Kg4 72.Ke5 Kg3 73.Ke4 Kg2 74.Rg8 Kf2 75.Nd4 Kf1 76.Ke3 Ke1 77.Rg1) 1–0. Sochacki,Christophe (2030) – Morabbi,Armin (2135), Paris–ch, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qb6)

8.c3 Be7 9.Bd3 Bb5 10.Qb3 (10.Na3 Bd3 11.Qd3 Nd7+=) 10...Ba6= 11.Qa4 Kf8 12.Qd1 (12.Qc2 h5=) 12...Bd3 (12...h5 13.0-0=) 13.Qd3 Nc6 14.0-0 Rc8 (14...h5 15.Na3=) 15.Be3 (15.Na3!?+=) 15...Nh6= 16.Nbd2 Nf5 17.g4 Ne3 18.fe3 g6 (18...Kg8 19.e4+=) 19.h4 (better is 19.e4!?=) 19...h5-/+ 20.gh5 (20.g5 Kg7-/+) 20...Rh5-+ 21.Ng5 (21.Rab1!? Qc7 22.e4-+) 21...Bg5 22.Qg6?? (22.hg5 Rg5 23.Kf2-+) 22...Be3 23.Kg2 Rf5 24.Rf5 ef5 25.Qf6 Ne7 26.Ra7 Qf6 27.ef6 Bd2 28.fe7 Ke7 29.Rb7 Kf6 30.Rb6 Kg7 31.Rd6 Bc3 32.Rd5 Rc4 33.Rf5 Rd4 34.h5 Rd6 35.Kh3 f6 36.Rf3 Be5 37.Kg4 Rd4 38.Kf5 Rh4 39.h6 Rh6 40.Rf1 Kf7 41.Rb1 Rh5 42.Ke4 Ke6 43.Rb6 Bd6 44.Ra6 f5 45.Kf3 Rh3 46.Kg2 Rb3 47.Kf2 f4 48.Ra5 Be5 49.Ke2 Kf5 50.Ra4 Bc7 51.Rc4 Bb6 52.Rc8 Rb2 53.Kf1 f3 54.Rc1 Rh2 (54...Rh2 55.Ke1 Be3 56.Kd1 Rh1 57.Kc2 Rc1 58.Kd3 f2 59.Ke3 f1Q 60.Kd2 Qe1 61.Kd3 Rc6 62.Kd4 Qe4#) 0–1. Osipenko,Pavel – Yakimenko,Alexander A (2200), 11th Kesarovski–Stanchev Mem, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

8.c3 Be7 9.h4 Bb5 (9...Nc6!?+=) 10.Qb3= Ba6 11.Qb6 ab6 12.Ra4 Nc6 13.Na3 Na5 14.Nb5 Rc8 15.Nd6 (better is 15.Ba3=) 15...Bd6-/+ 16.ed6 Nf6 17.Ba6 ba6 18.0-0? (18.Ne5 0-0-/+) 18...0-0 (better is 18...Ne4!?-+) 19.Ba3 Rc4 (19...Rc3!? 20.Ne5 Nc4 21.Nc4 dc4 22.Ra6-+) 20.Bb4-/+ Nd7 (20...Ne4 21.Ne5 Nc3 22.Nc4 Ne2 23.Kh2 Nc4 24.Ra6+/-) 21.Ne5 Ne5 22.de5 f6 23.f4 (23.Rfa1 fe5 24.Ba5 Ra4 (worse is 24...ba5 25.Rc4 dc4 26.Ra5+/-) 25.Ra4 ba5+=) 23...Rd8 24.g3 Rd7 25.Rfa1 fe5 26.fe5 Nc6+= 27.Ra6 Ne5 28.h5 Rc8+= 29.Rb6 Nc4 30.Rba6 Rcd8 31.Re1 Nd6 32.Re6 Ne4 33.Kg2 Nf6 34.h6 Ne8 35.Re5 gh6 36.Bc5 h5 37.Bd4 Rg7 38.Rh5 Rb7 39.Rah6 Rd6?? 40.Rg5+- Rg6 41.Rgg6 hg6 42.Rh8 Kf7 43.Rh7 (43.Rh7 Ke6 44.Rb7+-) 1–0. Helin,Mikael (1970) – Nystrom,Ragnar (2095), Rilton Cup, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qb6)

8.c3 Bf8 9.Na3 Ne7 10.Bd3 Na6 11.0-0 Nc7 12.Ng5 h6 13.Nf3 a6 14.c4 Nc6 15.c5 Qa7 16.Bd2 Be7 17.Qb3 g5 18.Bc3 h5 19.Rfb1 g4 20.Nd2 Rb8 21.Bb5 (21.Nb5 Nb5 22.Bb5 h4=) 21...Bg5 (better is 21...ab5 22.Nb5 Nb5 23.Qb5 Nd4-/+) 22.Bc6= Bc6 23.Ba5 Kd7 24.Bb6 Qa8 25.Qc3 Rbf8 26.Nb3 h4 27.Na5 f5 28.Nc6 bc6 29.Nc2 (better is 29.Bc7!? Kc7 30.Nc2+/-) 29...Nb5= 30.Rb5 cb5 31.Nb4 Rc8 (better is 31...Ke8+=) 32.Ra6+- Qb8 33.Ra7 (33.Qd3 Ke8 34.Qb5 Kf8 35.Qd7+/-) 33...Ke8+/- 34.f4 Qb6?? (34...Bd8 35.Qd3 Bb6 36.Qb5 Kf8 37.cb6 Rc1 38.Kf2 g3 39.hg3 hg3 40.Kf3 Qc8+-) 35.cb6+- Rc3 36.b7 Rc1 37.Kf2 g3 38.hg3 hg3 39.Kg3 Bh4 40.Kf3 (40.Kf3 Rf1 41.Ke3 Re1 42.Kd2+-) 1–0. Westphal,Wolfgang – Newton,Rowley, Mecklenburg VP LL1, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qb6)

7.ab4 Bb5

8.Bb5 Qb5 9.c3 Nd7 10.Na3 Qc6 11.Bd2 b5 12.0-0 Ne7 13.Qe2 a6 14.Ne1 Nc8 15.Nd3 Ncb6 16.f4 g6 17.g4 Be7 18.Nc5 Nc5 19.dc5 Nc4 20.Nc2 a5 21.Nd4 Qa6 22.f5 gf5 23.gf5 Rg8 (23...Nd2 24.Ra5 (24.Qd2 Rg8 25.Kh1 a4+-) 24...Rg8 25.Kh1 Qa5 26.ba5 Nf1 27.Qb5 Kf8 28.Qf1 ef5 29.Qb5+-) 24.Kh1 ef5 (24...Nd2 25.Ra5 Qa5 26.ba5 Nf1 27.Qb5 Kf8 28.Qf1 ef5 29.Qb5+-) 25.e6 fe6 26.Ne6 Kd7 (26...Qb7!? 27.Nd4 Rg6=) 27.Nd4+= Qg6 28.c6 (28.Nf5?! Bd8=; 28.Nb5 ab4 (28...Nd2? 29.Qd2 Qe6 30.Rae1+-) 29.cb4 Qg4 (worse is 29...Nd2 30.Ra8 Ra8 31.Qd2+-) 30.Qg4 fg4+=) 28...Kd8 29.Rg1 Qf7 30.Qe6 Rg1 31.Rg1 (31.Rg1 Qe6 32.Ne6 Ke8 33.Nc7 Kf7 34.Na8+-) 1–0. Lorincz,Istvan – Serdt,Simon, it, Budapest (Hungary), 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.a3 Qb6 7.ab4 Bb5)

8.Bb5 Qb5 9.c3 Nd7 10.Na3 Qc6 11.Bd2 Nb6 12.0-0 Ne7 13.Ne1 Nc4 14.Nc4 Qc4 15.Qf3 Nf5 16.Nd3 h5 17.Ra3 Be7 18.Rfa1 Nh4 19.Qg3 Nf5 20.Qf3 a6 21.Nc5 Rb8 22.Qd1 Qb5 23.Ra5 Qc6 24.Na6 (better is 24.Qf3!?+=) 24...ba6+= 25.Ra6 Qb5 26.R6a5 Qc6 27.Ra6 Qc8 28.Qa4 Qd7 29.Qd1 g6 30.Ra7 Qb5 31.R1a5 Qd3 32.Ra8 (32.Ra2!?+=) 32...0-0-/+ 33.Rb8 Rb8 34.Qc1 Bf8 35.h3 Rc8 36.Qb2?? Nd4!-+ 0–1. Busse,Nadine (1920) – Kludacz,Magdalena (2195), BL2 Gr01, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.a3 Qb6 7.ab4 Bb5)

8.Bb5 Qb5 9.c3 Nd7 10.Na3 Qc6 11.Bd2 Nb6 12.0-0 Ne7 13.Qe2 Nec8 (13...Qd7 14.Qb5=) 14.Ne1 h5 (14...a6 15.h3=) 15.Nd3 Nc4 (15...a6 16.h3=) 16.Nc4+= Qc4 17.Qf3 Qc7 Black has a cramped position (17...a6 18.Nb2 Qb3 19.Rab1=) 18.Ra5 Nb6 19.Nf4 White threatens to win material: Nf4xh5 (19.Nb2!?+= is an interesting idea) 19...Nc4+= Black threatens to win material: Nc4xd2 20.Ra2 Nd2 21.Rd2 Rc8 22.Rd3 h4 23.Qg4 g6 24.Ra1 b6 25.Rf3+/- Bb4?? 26.Ne6+- fe6 27.Qg6 Kd7? 28.Rf7 Be7 29.Re7! the logical end 29...Ke7 30.Qg7 Kd8 31.Qh8 Kd7 32.Qf6 Re8 33.c4?? forfeits the advantage 33...dc4+/- 34.d5 ed5+= 35.Qf7 Kd8? 36.Qd5+- Ke7 37.Qe4 c3?? another bit of territory lost. 38.Ra7!!+- Decoy: a7 38...Qa7 39.Qh7 Kf8 40.Qa7 c2 41.Qa3 Kg7 42.Qc3 (42.Qc3 Ra8 43.e6 Kf8 44.h3+-) 1–0. Leygue,Dominique (2250) – Bratanov,Zsivko (2400), Saint Affrique op, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

8.Bb5 Qb5 9.c3 Nd7 10.Na3+= Qc6 11.Qd3 Nb6 12.0-0 Ne7 13.Bd2 Nc4 14.Nc4 dc4 15.Qc2 Nd5 16.Qa4 b5+= 17.Qa6 Qa6 18.Ra6 Nc7 19.Ra5 a6 20.Ng5 h6 21.Ne4 Kd7 22.Rfa1 Be7 23.Kf1 Kc6= 24.Ke2 Kb7 25.h4 f5 26.ef6+= gf6 27.h5 f5 28.Ng3 Nd5= 29.Re1 Rad8 30.Kd1 Rd6 31.Ne2 Bg5 32.g3 Rg8 33.f3 Bd2 34.Kd2 Rg5 35.Rh1 Nf6 36.Ke3= Rh5 37.Rh5 Nh5 38.Ra1 Nf6 39.Rh1 Ng8 40.Kf4 Kc6 41.Ra1 Kd7 42.g4 fg4 43.fg4 Ke7 44.Rh1 Kf6 45.Ng3 Kg6 46.Ne4 Rc6 47.Ke5 Kf7? 48.g5+/- Ne7? 49.Rf1 Kg6? 50.gh6?? Kh6+= 51.Nd6 Nd5 52.Ke6 Nc3 53.d5 Rb6 54.Ke5 Na2 55.Nf7 Kg7= 56.d6 c3 57.d7 Rb8 58.Ke6 c2 59.Rg1 Kf8?? 60.Nd6 Rd8= 61.Rf1 Kg8 62.Rg1 Kh7 63.Rh1 Kg6 64.Nf5 c1Q-/+ 65.Rh6?? Kg5-+ (65...Kg5 66.Ke7 Qc7 67.Rd6 Kf5 68.Rd2 Nb4 69.Rf2 Ke4 70.Re2 Kd3 71.Rd2 Kd2 72.Kf6 Qc6 73.Kg5 Rg8 74.Kf5 Nd3 75.d8Q Qg6#) 0–1. Gallegos,P (2090) – Stearns,A (2270), Koltanowski Mem, San Francisco USA, 2000.

8.Bb5 Qb5 9.c3 Ne7 10.h4 Nc8 11.Ng5 h6 12.Nh3 Nb6 13.Nf4 Qd7 14.Nh5 Na6 15.Nd2 0-0-0 (15...Qc6!? 16.Rh3 Nd7=) 16.Rh3+= Kb8 17.Rg3 Rc8 18.Nb3 Nc4 19.Kf1 (19.Ng7!? Rh7 20.Nh5+/-) 19...Qd8= 20.Qg4 Nc7 21.Qf4 f6 22.Ng7 fe5 23.de5 Qd7 24.Nh5 Qh7 25.Be3 a6 26.Nf6 Qc2 27.Na5 Rd8 28.Rc1 Qa2 29.Nc4 dc4 30.Bb6 Rd3?? (better is 30...h5+-) 31.Ng8 Be7 32.Ne7 Rhd8 33.Rg8 Qa4 34.Rd8 Rd8 35.Qc4 Rd1 36.Ke2 Rd7 37.Bc7 Rc7 38.Qe6 Qb5 39.Ke1 Qd3 40.Qd6 Qe4 41.Kf1 Qf4 42.Qc7! (42.Qc7 Kc7 43.Nd5 Kd7 44.Nf4+-) 1–0. Kobese,Watu (2355) – Gluckman,David (2235), Cape Town RSA, Men Ch, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Bd7 6.a3 Qb6 7.ab4 Bb5)

8.Bb5 Qb5 9.c3 h5 10.Na3 Qc6 11.Qd3 g6 12.0-0 Nd7 13.Bg5 Nh6 14.Rfc1 Nf5 15.c4 dc4 16.Rc4 Qa6 17.Rac1 Nb6 18.Nb5 Nd5 19.Qc2 (better is 19.Rc8 Rc8 20.Rc8 Kd7 21.Rd8 Kc6 22.Qc4 Kb6 23.Rf8 Qa1 24.Bc1 Rf8 25.Qc5 Ka6 26.Qa7 Kb5 27.Qa1+-) 19...Bg7?? (better is 19...b6+-) 20.Rc8 Kd7 21.Qc7!! (21.Qc7 Nc7 22.R1c7#) 1–0. Bodisko,Alexandre – Gergs,Wolfgang, Wch Seniors, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

8.Bd3 Bd3 9.Qd3 (worse is 9.cd3 Nc6+=) 9...Bb4 10.c3 Be7 11.Na3 a6 12.h4 (12.c4 Nd7 13.c5 Qc6+=) 12...Nc6 13.h5 h6 14.Rh3 (14.0-0 Qc7=) 14...Na5+= 15.Rb1 Qc6 16.Rg3 Kf8 (16...Bf8 17.Kf1+=) 17.Ng1 (17.Nc2 Rc8 18.Nd2 Bh4 19.Ba3 Ne7=) 17...Rc8 18.Ne2 b5 (18...Bd8 19.Nc2+=) 19.Nc2 Nc4 20.Qf3 Bg5 21.Bg5 hg5 22.Rg5 Rh6 23.Qg3 Rh7 ½–½. Barcsi,J (2030) – Strbac,M (2290), 13th Battle of Senta Open A, Senta SRB, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

6.Bd3 Qa5

7.0-0 Bb5 8.a3 Bd3 9.Qd3 Nc6 10.Qb3 Nge7 11.Bd2 (11.c3 Nf5=) 11...Nf5-/+ 12.c3 Qa6 13.ab4? (better is 13.Qb2 b3 14.Qb3+=) 13...Qa1-+ 14.Na3 Nfd4! 15.cd4 (15.cd4 Nd4 Decoy; 15.Nd4 Nd4 Decoy) 15...Nd4 16.Qa4 (16.Ra1?? Nb3 17.Rb1 Nd2 18.Nd2 Kd7-+) 16...b5! 17.Qa6 (17.Nb5 Ne2 Mate attack) 17...Ne2 18.Kh1 Qf1 (18...Qf1 19.Ng1 Qg1) 0–1. Jancikin,Svetozar (2025) – Vucinic,Gojko (2310), Senta SER, 2014. (=1.e4 c5 2.b4 cb4-/+ 3.d4 e6 4.Nf3 d5 5.e5 Bd7)

7.0-0 Bb5 8.Bb5 Qb5 9.a3 Nc6 10.ab4 Nh6 11.Bh6+/- gh6 12.c3 a6 13.Na3 Qb6 14.Qd2 Rd8 15.Nc2 Qc7 16.Ne3 Rg8 17.Qd3 Rg7 18.b5 Na7 19.ba6+- b5 20.Rfb1 Be7 21.Nf1 Kf8 22.Ng3 Kg8 23.Nh5 Rg6 24.Nf4 Rg4 25.g3 Kh8 26.h3 Rg7 27.Kh2 Rdg8 28.Qd2 Rc8 29.Ne2 Qc4 30.Ne1 h5 31.Ng2 Rcg8 32.Ng1 h4 33.Ne3 hg3 34.fg3 Qc7 35.Ne2 h5 36.Rf1+- Nc6 37.Rf3 Na5 38.Qa2 Bd8 39.Qa3 h4 40.g4 Qb6 41.Raf1 Qa7 42.Qb4 Qb6 43.Nf4 Qa6 44.Nh5 Rg6 45.Rf7 Nc6 46.Qb1 b4 47.Nf6 Qe2 48.Kh1 1–0. Jittenmeier,Franz – Thimm,Gerd, 12th Sueder Summer, Recklinghausen GER, 2001.

7.0-0 Bb5 8.Re1 Nc6 9.Re3 Nge7 10.Nbd2 g6 11.Nb3 Qb6 12.Ng5 h6 13.Rh3 Bd3 14.Qd3 Bg7 15.Nf3 a5 16.g4 (16.Rb1!?+=) 16...a4-/+ 17.Nbd2 Qa6 18.Qe3 Na5 19.Rb1 Nec6 20.Qf4 Qe2 21.a3 (21.Bb2!?-/+) 21...Qd1-+ 22.Kg2 Qc2 23.Ne1 Qd1 24.Rf3 Rf8 25.Bb2 Qe2 26.Nd3 g5 27.Qe3 Qe3 28.fe3 b3 29.Rc1 b5 30.Rc5 Rb8 31.Bc3 Kd7 32.e4 Nc4 33.ed5 Nd4! 34.de6 Ne6 35.Rd5 Ke8 36.Ne4 Nc7 37.Rc5 Na6 38.Rc6 Rb6 39.Nd6 Kd7 40.Rb6 Nb6 41.Nb5 Ke7 42.Nd4 Rc8 43.Bb2 Nc4 44.Nf5-/+ Kf8 45.Ng7 Nb2 46.Nb2 Rc2 47.Rf2 Kg7 48.Kf3 Nc5 49.Ke3 Rf2 50.Kf2 Nd7 51.Na4 Ne5 52.Ke2 Nc4 53.Kd3 Na3 54.Kc3 Nb5 55.Kb3 Nd4 56.Kc4 Nf3 57.h3 Ng1 58.Kd4 Nh3 59.Ke3 Kg6 60.Nc3 Nf4 61.Ne4 f5 (61...f5 62.gf5 Kf5 63.Nd6 Kg4-+) 0–1. Dowling,John – Bailey,Greg, Detroit op, 1990. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.0-0 Bb5 8.Ng5 Bd3 9.Qd3 h6 10.Nh3 Nc6 11.Be3 Nge7 12.Nd2 Qc7 (12...Nf5 13.Nf3-/+) 13.Kh1 (13.Nf4 Rc8-/+) 13...Na5 14.a3 ba3 15.Qa3 Nec6 16.Qa4 (16.Qb2 Bb4-/+) 16...a6 17.c3 b5 18.Qd1 Ne7 19.Rc1 (19.Qc2 Nc4-/+) 19...Nc4 20.Nc4 Qc4 (worse is 20...dc4 21.Nf4-/+) 21.f4 Nf5 22.Bf2 Ba3 23.Rc2 h5 (23...0-0 24.Qa1-+) 24.Qa1 b4 (24...Be7 25.Rb1-+) 25.Ra2-/+ a5 26.Rb1 (26.cb4 ab4 27.Rc1 Qb5-/+) 26...Rc8 27.cb4 Bb4 28.Ra4 0-0 29.Rg1 Qd3 30.Be1 Nd4 31.Bb4 Nc2 32.Ra3 Qc4 33.Rg3?? Na1 34.Bf8 Rf8 35.Ra1 a4 36.Rga3 Ra8 37.g3 d4 38.Nf2 Qe2 39.Kg2 Rc8 40.R1a2 Rc2 41.Rc2 Qc2 42.h3 Qc5 (42...Qc5 43.Ra1 a3-+) 0–1. Vogiatzis,Dimitrios – Huber,Armin (2345), Boeblingen op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Qe2 Na6 8.0-0 Nc7 9.Ng5 Bb5 10.Qf3 Nh6 11.Nh7 Rh7 12.Bh7 Bf1 13.Kf1 g6 14.Nd2 Nf5 15.Nb3 Qa6 16.Kg1 Nb5 17.Be3 Nc3 (worse is 17...Ne3 18.fe3 Nc3 19.Bg8+/-) 18.h4 (18.Bg8!?+=) 18...Qe2-/+ (18...Nh4 19.Qf6+/-) 19.Qe2 Ne2 20.Kf1 Ne3 21.fe3 Ng3 22.Kf2 Ne4 23.Ke2 (23.Ke1!?-/+) 23...Be7 24.Nd2 Nd2 25.Kd2 Bf8 (worse is 25...Bh4 26.Rb1-/+) 0–1. Schulz,Michael – Maurer,E, corr, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qa5)

7.Qe2 b3 8.c3 a6 9.Ba3 ba2 (worse is 9...Ba3 10.ab3 Qc7 11.Ra3+/-) 10.Ra2 Ba3 11.Ra3 Qc7 12.0-0 Nc6 13.Nbd2 Na7 14.c4 dc4 15.Nc4 Nb5 16.Rc1 Kf8 (better is 16...Bc6!? 17.Rb3 Qd8=) 17.Raa1+/- Bc6 18.Na5 Qd7 (18...Qb6!?+=) 19.Nc6+/- bc6 20.Qe4 Rd8 21.Rc6 (worse is 21.Qc6 Nd4 22.Qc5 Ne7 23.Nd4 Qd4 24.Ra6 Qc5 25.Rc5 g6+=) 21...f5 22.Qh4 Ne7 (22...g5 23.Qg5 h6+-) 23.Bb5 Nc6? (23...ab5 24.Rd6 Qc8 25.Rd8 Qd8+-) 24.Bc6 Qe7 25.Qe7 Ke7 26.Ra6 Rc8 (26...h5 27.Ra7 Kf8 28.Ng5+-) 27.Ra7 Kf8 28.Bb5 (better is 28.d5!? h5 29.Nd4 Rh6+-) 28...h5 (28...h6+-) 29.h4 1–0. Pape,Joerg (2255) – Huber,Philipp (2220), Baden–ch MTA, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

7.Qe2 b3 8.c3+= a6 9.Qb2 ba2 10.Ra2 Qc7 11.0-0 (11.Na3 Nc6+=) 11...Bc6 (11...Nc6 12.Na3 Na5 13.Qe2+=) 12.Na3 Nd7 13.Nb5 (13.Bg5 Ne7+=) 13...Bb5 (13...Qb8 14.Qa1+=) 14.Bb5+/- Rc8 15.Bd3 Ne7 16.Bd2 Nb8 (16...Nb6 17.Rb1 Nc4 18.Qb7 Qb7 19.Rb7 Nd2 20.Nd2 (20.Rd2?! Rc3 21.Ba6 f6+/-) 20...Rc3 21.Ra6+-) 17.Rb1 b5 18.Ra6 (18.Ng5 g6+/-) 18...Na6 19.Bb5 Nc6 20.Ba6 Rb8 21.Bb5 Rc8? (better is 21...Kd8!?+=) 22.c4 (better is 22.Ra1!? Kd8 23.Bg5 Be7+-) 22...Be7 23.cd5 ed5 24.Rc1 Qb6+/- 25.Ba5 Qa5 26.Bc6 Kf8 27.Ra1 Qd8 28.Qb7 Rb8+= 29.Qb8 Qb8= 30.Ra8 Qa8 31.Ba8 f6 32.Bd5 Ke8 33.Be6 fe5 34.Ne5 Rf8 35.g3 Bd6 36.f4 Be5 37.fe5 Rf3 38.Bd5 Rd3+= 39.Bc6 Ke7 40.d5 Re3 41.e6 Re2 42.Bb5 Rd2 43.Bc4 h6 44.h4 g5 45.hg5+= hg5 46.Kf1 Kd6 47.Ke1 Rc2 48.Bd3 Rg2 49.Be4 Rg3 50.Kf2 Rg4 51.Bf3 Rf4 52.Kg3 Ke7 53.Bg2 Kd6 54.Bf3 Ke7 55.Bg4 Kd6 56.Bh5 Ke7 57.Be2 Kd6 58.Bf3 Ke7 59.Bh5 ½–½. Elishev,Ivan (2200) – Todorov,Kostadinov Todor (2025), 11th Kesarovski–Stanchev Mem, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Qe2 Nc6!? +=.

6.Bd3 Qb6

7.0-0 Nc6 8.Be3 Na5 9.a3 Rc8 10.Ng5 Bb5 11.ab4 Bb4 12.Qh5 g6 13.Qf3 Rc7 14.Bb5 Qb5 15.c3 Bf8 16.Nd2 h6 17.Rfb1 Qd7 18.Ra5+/- b6? 19.Rb6!+- hg5 20.Rb8 Rc8 21.Ra7!! Rb8 22.Rd7 Kd7 23.Qf7 Ne7 24.Bg5 Rc8 25.Nb3 Rc3 26.Nc5 Kc6 27.Qe8 (27.Qe8 Kc7 28.Qd7 Kb6 29.Qb7 Ka5 30.Qa6 Kb4 31.Qa4#; 27.Qe6 Kc7 28.Qd6 Kc8 29.Qd7 Kb8 30.Qb7#) 1–0. Biolek,R2 (2430) – Beil,M (2205), IMC Dacia Cup, Olomouc CZE, 2008.

7.0-0 Nc6 8.Be3 Na5 9.Ng5 g6 (better is 9...Be7!? 10.Qh5 g6+=) 10.Qf3+= Nh6 11.Qf6 Rg8 12.Nh7 Nf5 13.Bg5 (13.Nf8 Rf8 14.a3 b3 15.Bf5 b2+/-) 13...Nc6 (13...Qd4?? 14.Qd8!? Rd8 15.Nf6 Ke7 16.Nd5 Ke8 17.Nc7; 13...Nd4 14.Nf8 Kf8 15.Qe7 Kg7 16.Bg6 Ne2 17.Kh1 Qf2 18.Rf2 Ng3 19.hg3 Rh8 20.Bh4 Rh4 21.gh4 a6 22.Qf7 Kh8 23.Qh7) 14.c3 (14.Nf8 Rf8 15.c3 bc3 16.Bf5 gf5 (16...ef5? 17.Nc3 Be6 18.Rab1+-) 17.Nc3 a6+/- (17...Qd4?? 18.Nb5 Qe5 19.Qe5+-)) 14...Be7 (better is 14...bc3!? 15.g4 Nfd4 16.Nf8 Rf8 17.Nc3 Qb4-/+) 15.Bf5+= gf5 (15...Bf6?? 16.Nf6 Kd8 17.Nd5 (17.Ng8?! Kc7=) 17...Ke8 18.Nb6 ab6 19.Be4+-; worse is 15...ef5 16.Qe7 Ne7 17.Nf6 Qf6 18.Bf6+=) 16.Qe7! Ne7 17.Nf6 Kd8 18.Ng8 Kc7 (better is 18...Ke8!? 19.Be7 bc3+-) 19.Ne7 (19.Be7 Rg8 20.Bc5 Qa6 21.cb4 Qd3-/+) 19...Bb5 20.Rc1 Kd7 21.cb4 Qd4 22.Nc3 Bc4 23.Bf6 a5? (23...Qd2+-) 24.Ncd5! ab4 25.Rd1 Ra2-+ (25...Ra2 26.Nc3 Ra1 27.Ra1 bc3 (worse is 27...Qc3 28.Rd1 Kc7 29.Bg5-+) 28.Nf5 Qd2-+) 0–1. Scacco,Mauro (2085) – Postupa,Pavel (2125), Nachod op, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.Bd3 Qb6)

7.0-0 Nc6 8.Be3 Nge7 9.Ng5 h6 10.Nh7 Nf5 11.Nf8 Rf8 12.Bf5 ef5 13.c4 Ne7 14.c5 Qc7 15.Qb3 a5 16.a3 ba3 17.Nc3 Bc6 18.Rfb1 Qd7 19.Ra3 g5 20.f4 Rg8 21.Nb5 Bb5 22.Qb5 Qb5 23.Rb5 Ra7 24.fg5 hg5 25.Raa5 Ra5 26.Ra5 Kd7 27.Ra7 Kc7 28.Kf1 Nc6 29.Ra3 f4 30.Bf2 b6 31.cb6 Kb6 32.Rb3 Kc7 33.Rb5 Ne7 34.Be1 Kc6 35.Rc5 Kd7 36.Ke2 Rc8 37.Rc8+= Kc8 38.Kf3 Nf5 39.Bf2 Ng7 40.h4 gh4 41.Kf4 Kd7 42.Bh4 Ke6 43.g4 Ne8 44.Bd8 Kd7 45.Bb6 Ke6 46.Kg5 Ke7 47.Bc5 Ke6 48.Bd6! Ng7 49.Kh6 Ne8 50.Bb8 Ke7?! 51.Kh7 f6 52.Kg8 fe5 53.Be5 Nf6 54.Bf6 Kf6 55.Kf8 Kg5 56.Ke7 Kg4 57.Ke6 Kg5 58.Kd5 Kf6 59.Kd6 Kf7 60.Kd7 1–0. Lopez Mateo,Pedro (2235) – Pons Morro,Mateo Andres, Mislata op, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qb6)

7.0-0 Nc6 8.Be3 Nh6 9.c4 (9.h3 g6=+) 9...bc3 10.Nc3 Qa5 (10...Nb4!?=) 11.Bd2+= a6 12.Ne4 (12.a3 Qb6=) 12...Qc7 13.Ng3 Nf5 (13...b5 14.Qc2+=) 14.Rc1 (14.Nf5 ef5 15.Qc2 Rc8+-) 14...Be7 (14...Ng3 15.fg3 Qb6 16.Rf2=+) 15.Nh5+= g6 16.Nf6 Bf6 17.ef6 h6 (better 17...Qb6!?+=) 18.g4+- Qd8? (better 18...Nd6 19.Bf4 0-0-0+-) 19.gf5+- gf5 20.Bf4 (20.Kh1 Qf6 21.Rg1 b5+-) 20...Qf6 (20...Rg8 21.Kh1 Qf6 22.Qd2+-) 21.Be5 (21.Kh1 Rg8+-) 21...Rg8 (21...Ne5 22.Ne5 Rg8 23.Kh1+-) 22.Kh1 Qe7 (22...Ne5 23.Ne5 Qg7 24.Qf3+-) 23.Qb3 (23.Re1 Ne5 24.Ne5 Rc8 25.Rc8 Bc8+-) 23...Na5? (better 23...Qb4!?+-) 24.Qb6+- Qa3 25.Rfd1 Bc6? (25...Qa2 26.Bg3 Nc4 27.Qb7+-) 26.Rg1 (better 26.Rc6 bc6 27.Qc7+-) 26...Rg6 (26...Rg4 27.Bf6 Kf8 28.Qc7+-) 27.Nh4 (27.Qb1 Bb5 28.Bb5 ab5 29.Qb5 Nc6+-) 27...Rg4 (27...Nc4 28.Qc7 Ne5 29.Qe5 Rg1 30.Rg1 0-0-0+-) 28.f3 (28.Qc7 Nc4 29.Bf5 ef5 30.f3+-) 28...Nc4+- (28...Rh4 29.Rg8 Qf8 30.Rf8 Kf8 31.Qc5 Kg8 32.Rg1 Rg4 33.Rg4 Kh7 34.Qe7 h5 35.Qf7 Kh6 36.Rg6) 29.Qb3 (better 29.Qc7 Ne5 30.fg4 Nd3 31.Rc6 bc6 32.gf5 Nf2 33.Kg2=) 29...Qe7?? (better 29...Qb3 30.ab3 Ne5 31.de5 Rg1 32.Rg1 Rd8=) 30.fg4+- Qh4 31.gf5 Ne5 (31...0-0-0+-) 32.de5 Qf4 33.Rg8 Kd7 34.Rc6 (34.Ra8?! Qc1 35.Kg2 d4 36.Kf2 Qh1+-) 34...Kc6 35.Qc2 Kb6 (35...Kd7 36.Ra8 Qf3 37.Kg1 Qg4 38.Kf1 Qf3 39.Ke1 Qe3 40.Be2 Qg1 41.Kd2 Qd4 42.Bd3 Qf4 43.Kc3 Qe5 44.Kb3+-) 36.Ra8 Qf3 (36...ef5 37.Qb3 Kc7 38.Qd5 Qc1 39.Kg2 Qg5 40.Kf1 Qf4 41.Ke2 Qg4 42.Kd2 Qb4 43.Kc2 Qa4 44.Kc3 Qc6 45.Qc6 Kc6 46.Kd4+-) 37.Kg1 Qg4 38.Kf1 Qh3 (38...h5 39.Qe2 Qd4 40.Rf8+-) 39.Ke1 Qe3 40.Qe2 Qc1 (40...Qg1 41.Kd2 Qa1 42.fe6 fe6 43.Re8+-) 41.Kf2 Qf4 (41...Qc5 42.Kf3 Qc3 43.Rd8+-) 42.Kg2 Qg5 (42...ef5 43.Qb2 Kc7 44.Rg8+-) 43.Kf1 Qc1 44.Qe1 Qf4 (44...Qe1 45.Ke1 Kc5 46.Rf8+-) 45.Qf2 (45.Qf2 Qf2 46.Kf2+-) 1–0. Barrenechea Bahamonde,G (2115) – Montero Melendez,R (2370), 41. Seville Open, 2016. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.Bd3 Qb6)

7.a3 Bb5 8.ab4 Bd3 9.Qd3 Bb4 10.c3 Bf8 11.Na3 Ne7 12.0-0 Nec6 13.Bg5 Ba3 14.Ra3 0-0 15.Bh4 h6 16.g4 Qc7 (16...Na6!?-/+) 17.g5= h5 18.g6 fg6 19.Ng5 Rf5 20.Ne6 Qd7 (20...Qf7 21.Ng5 Qe7 22.Rb3+=) 21.Ng5 (21.Nc5 Qc8 22.Qe3 b6+=) 21...Qe7 22.Rb3 Rg5 23.Kh1 Na5 24.Rb5+= Nbc6 25.f4 Qf7 26.Bg5 Nc4 27.f5 Rf8? 28.e6+- Qc7 29.Rd5 Nb6 30.Rb5 Qd6 31.d5 Ne7 32.Be7 Qe7 33.d6 (33.d6 Qe8 34.d7 Nd7 35.ed7+-) 1–0. Stojanas,Justinas – Drob,Inna, Marijampole op–A, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.a3 Nc6 8.Be3 ba3 9.0-0 Nb4 10.Na3 Nd3 11.Qd3 a6 12.Rfb1 Qc7 13.Rb2 Rc8 14.Bd2 Ne7 15.Bb4 Nf5 16.Bf8 Kf8 17.g4 Ne7 18.Nd2 h5 19.h3 (19.g5!?+=) 19...hg4-/+ 20.hg4 Ng6 21.Qg3 Qa5 22.c4? (better is 22.Nb3 Qb4 23.Qe3-+) 22...dc4-+ 23.Rc2 (23.Ne4-+) 23...Qd5 24.Nf3 Bc6 25.Rc3 (25.Rc4 Ke7 26.Rc6 Rc6 27.Nh2 Qd4 28.Rb1-+) 25...Nh4 26.Nc4 Nf3 (26...Nf3 27.Kg2 Rh2 28.Qh2 Nh2 29.f3 Qd4-+) 0–1. Lulic,Igor (2025) – Galic,Ivan (2155), CRO–ch U17 Rabac, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.Bd3 Qb6)

7.a3 Nc6 8.Be3 Rc8 9.0-0 Na5 10.ab4 Bb4 (10...Qb4?? 11.Bd2 Qb6 12.Ra5+-) 11.Ng5 Nc4 12.Qh5 Nh6 13.Nh7 Ne3 14.fe3 Bb5 (14...Be7!? 15.Nd2 a6=) 15.Bb5+= Qb5 16.Ng5 g6 (16...Rc2 17.Nf7 Qf1 18.Kf1 Rc1 19.Ke2 Nf7 20.Qg6+/-) 17.Qh3 Qb6 (17...Rc2 18.Nf7 Nf7 19.Qe6 Kd8 A) 20.Rf7 Rc1 21.Kf2 Be1 22.Kf3 Qf1 23.Kg4 Qg2 24.Kf4 Rh4 25.Qg4 Qg4; B) worse is 20.Qf7 Rf8 21.Na3 Ba3 (21...Rf7?! 22.Nb5 Rf1 23.Rf1=) 22.Qg6 Rf1 23.Rf1 Qb3-/+; C) 20.Ra7 Rg2 21.Kg2 Qe2 22.Rf2 Rh2 23.Kh2 Qf2 24.Kh1 Qf3 25.Kh2 Qe2 26.Kh1 Qd1 27.Kg2 Qc2 28.Kg1 Qb1 29.Kh2 Qc2 30.Kg1 Qd1 31.Kg2 Qe2 32.Kh1 Qf3 33.Kh2+=) 18.Ra2 a5 19.Qf3 Be7 20.Nh3 (worse is 20.Nf7 Rf8 21.Nh6 Rf3 22.gf3 Qb5-/+) 20...Qa6 21.Nd2 a4 22.Rfa1 b5 23.e4 Qa5 24.Qe2 Bb4 25.Nf3 de4 26.Qe4 Qc7 27.Nf4 Bc3 28.Rb1 Qc4 29.Ra3 Bb4 30.Rd3 a3 31.Rdb3 Be7 32.Qb7 Nf5 33.c3 0-0 34.Qb5 Qb5-/+ 35.Rb5 Rc3 36.Rb7 Ra8 37.Ra1 Rc2 0–1. Moeller,Reinhold – Koch,Christian, Meisterschaft, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7 6.Bd3 Qb6)

7.a4 Nc6 8.Be3 Nh6 9.0-0 Be7 10.c4 Na5 11.Nbd2 Rc8 12.c5= Qd8 13.Qb1 Nc6 14.Bh6 gh6 15.Bh7 a5 16.Nb3 b6 17.Bd3 bc5 18.dc5 f6 19.Ba6 Rc7 20.Bb5 f5 21.Bc6 Rc6 22.Nfd4 Ra6 23.c6 Bc8 24.Qd3 Kf7 25.Rac1 Rg8 26.f4 Qb6 27.Kh1 Ra8 28.Qh3 Rg6? 29.Qh5+- Kg7 30.Rf3 Qd8 31.Rg3 Rg3 32.hg3 Qg8 33.g4 fg4 34.Qg4 Kh7 35.Qg8 Kg8 36.g4 Kf7 37.Kg2 h5? 38.gh5+- Ba6 39.Kf3 Bc4? 40.h6 Bd3 41.c7 Rc8 42.Na5 Bc4 43.Nc4 Rc7 44.h7 (44.h7 Kg7 45.Ne6 Kh7 46.Nc7 dc4 47.Nd5+-) 1–0. Kobese,W (2385) – Gluckman,D (2275), ch–RSA, Cape Town RSA, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.c4 dc4 8.Bc4 Bb5 9.Nbd2 Bc4 10.Nc4 Qc6 11.Qd3 b5 12.Ncd2 Ne7 13.Bb2 Nd5 14.Rc1 Qb7 15.Ne4 Nd7 16.g3 Be7 17.h4 h6 18.Nfd2 0-0 19.0-0 f5 20.ef6 N5f6 21.Rfe1 Qd5 22.Rc7 Bd8 23.Nf6 Nf6 24.Rc2 Bb6 25.Re5 Qa2 26.d5? Nd5 27.Qg6 Rf6 28.Qg4 Rf2 29.Qe6 Kh7 30.Kh1 Nc3! 31.Qg4 Qf7 32.Qb4 Qb7 (32...Qb7 33.Ne4 Ne4 34.Qe4 Qe4 35.Re4 Rc2-+) 0–1. Naer,B – Makarjev,Ilja, URS–ch U18 Alma–Ata, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Qe2 a6 8.0-0 Bb5 9.c4 Bc4 10.Bc4 dc4 11.Qc4 Ne7 12.Nbd2 Nbc6 13.Ne4 Nd5 14.Rd1 Be7 15.Qd3 h6 16.Bd2 Rd8 17.Rac1 0-0 18.g4 f5 19.gf5 Rf5 20.Ng3 Rf7 21.Bh6 gh6 22.Qg6 Kf8 23.Qh6 Ke8 24.Qe6 Nf4 (24...Rf3?! 25.Qg6 Kd7 26.Qg4 Kc7 27.Qf3+=) 25.Qh6 Nd4?? (better is 25...Qb5 26.Qh8 Rf8-+) 26.Qb6+- Nf3 27.Kh1 Rh7 (27...Ne5 28.Rd8 Bd8 29.Rc8+-) 28.Rd8 Bd8-+ (28...Bd8 29.Qd8 Kd8-+) 0–1. Konik,Michael – Steudtmann,Christian (2240), Chemnitz op, 1997. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qb6)

7.Qe2 Nc6 8.Be3 Nge7 9.a3 Ng6 10.h4 Be7 11.g4 (11.h5 Nf8+=) 11...a5 (11...ba3!? 12.c3 h5 13.gh5 Qb2-/+) 12.a4 f6 13.h5 Nf8 14.Nbd2 0-0-0 15.Kf1 Be8 16.Kg2 g6 17.h6 f5 18.Nb3 fg4 19.Ng5 Kb8 20.Qg4 Rc8 21.Bb5 (21.Ne6? Bd7-+) 21...Na7 22.Bd3 Rc7 23.Rh3 Nc8 24.Rf3 Bg5 25.Bg5 Ne7 26.Qh4 Nf5 27.Bf5 gf5 28.Bd8 Rg8 29.Rg3 Bg6? 30.Bc7 Qc7 31.Nc5 Qc8 32.Nd3 Qc3?? 33.Qd8 Qc8 34.Qa5 Nd7?! 35.Nb4 f4 36.Rg4?? Be4+= 37.Kf1?? Rg4-+ 38.Rb1 Qc4 39.Ke1 Rg1 40.Kd2 Rb1 (40...Rb1 41.Qd8 Qc8 42.Qc8 Kc8-+) 0–1. Weng,Annegret (2120) – Khlgatian,Goaz (2115), EU–ch U20 Girls, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

7.Qe2 Ne7 8.Nbd2 Nf5 9.Nb3 a5 10.g4 Nh6 (10...Ne7 11.Ng5 a4 12.Nc5+=) 11.h3 (11.Bh6!? gh6 12.Rb1=) 11...a4+= 12.Nbd2 Ra5 13.Rb1 Bb5 14.c4 dc4 15.Nc4 Bc4 16.Bc4 Nc6 17.Be3 Qd8 18.0-0 Be7 19.Rbd1 Rd5 (better is 19...Ng8!?=) 20.Bd5+/- Qd5 21.Rd2 Ng8 22.Rfd1 h5 23.Ng5 (23.g5!?+/-) 23...Nh6 24.f4 (better is 24.gh5!? Nf5 25.Nf3=) 24...hg4-/+ 25.hg4 Bg5 26.fg5 Nf5! 27.gf5 (27.gf5 Qh1) 27...Rh1 28.Kf2 Rh2 29.Kg3 Re2 30.Re2 ef5 31.Red2 Na5 32.Rh2 Nc4 33.Bc1 Qe4 (33...b3 34.Bf4-+) 34.Rh8? (34.Bf4-+) 34...Kd7 35.Rh4 (35.Kf2 b3 36.ab3 ab3-+) 35...Qe2 36.Rhh1 Qa2 37.d5 (37.Rhe1-+) 37...Ne5 38.Rde1 Nd3 39.Ref1 g6 40.Rh2 Qd5 41.Rd1 Qe5 42.Kg2 Qe2 (42...Qe2 43.Kg1 Qd1 44.Kg2 Qe2 45.Kg1 Qe1 46.Kg2 Qf2 47.Kh3 Qf3 48.Kh4 Qg4) 0–1. Rubio Tello,Abel – Gomez Luesia,Jesus C (2220), Ardid Memorial op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qb6)

7.0-0 Bb5

8.a3 Nc6 9.Bb5 Qb5 10.ab4 Bb4 11.c3 Bf8 (11...Be7 12.Ne1-/+) 12.Re1 Na5 (12...b6 13.Na3 Ba3 14.Ba3-/+) 13.Nbd2 (13.Ba3 Ne7-/+) 13...Nh6 (13...b6!?-/+) 14.Rb1 Qc6 15.Nb3 Nc4 16.Bh6 gh6 17.Nfd2 b6 18.Nc4 Qc4 19.Nd2 Qc6 (19...Qc3 20.Qa4 Kd8 21.Rec1+-) 20.Qe2 Be7 (20...Qc3?? 21.Qb5 Kd8 22.Rec1+-) 21.c4 0-0 22.Rb3 Kh8 23.Rh3 Bg5 24.cd5 ed5 25.Nf1 a5 26.Rh5 Rg8 27.h4 Be7 28.Ng3 Qe6 29.Qf3 a4 30.Rf5 Rgf8 31.Nh5 a3 32.Ra1 b5 33.Qd3?? b4-/+ 34.Rf6?? Qg4-+ 35.Rh6 Qe4 36.Qh3? Rg8 37.Ng3 Qd4 38.Qf5 Qa1 39.Kh2 Rg6 40.Rg6 fg6 41.Qe6 Bh4 (41...Bh4 42.Qc6 Rd8-+) 0–1. Rahls,Peter (2270) – Heil,Siegfried (2305), GER–chT Seniors, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

8.Bb5 Qb5 9.a3 Nc6 10.ab4 Bb4 11.c3 Be7 12.Na3 Ba3 13.Ba3 Nge7 14.Qd2 b6 (14...Qc4 15.Rfb1 b5 16.Be7 Ne7 17.Rb4-/+) 15.Qg5 (15.Rfb1 Qc4=) 15...Qd3 (15...Nf5 16.Qh5-/+) 16.Rac1 (better is 16.Be7!? Ne7 17.Qg7=) 16...Qg6 17.Qd2 0-0 18.Ne1 Rfc8 19.Be7 Ne7 20.f4 Nf5 21.Kh1 h5 22.Rf3 Rc7 23.Ra1 h4 24.Rh3 Rac8 25.Ra3 a5 26.Nf3 Qg4 27.Ng5 Rc6 28.Rf3 f6 29.Nh3 Kf7 30.Nf2 Qg6 31.Nh3 Rc4 32.Rd3 a4 33.Ra1 b5 34.Qe2 R8c7 35.Re1 R7c6 36.ef6 gf6 37.Qf3 Rd6 38.g4 hg3! 39.hg3 Rc8 40.g4 Ng7 41.Qg3 Rdd8 42.Rde3 Re8 43.Qf3 Kf8 44.Rg1 a3 45.f5 ef5 46.Re8 Qe8 47.Nf2 a2 48.gf5? Qh5 49.Qh5 Nh5 50.Ra1 Ng3 51.Kg2 Nf5 52.Ra2 Rc3 0–1. Bossoni,Mario (1970) – Visser,Eddy (2140), Arco op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qb6 7.0-0 Bb5)

8.Bb5 Qb5 9.a4 Qb6 10.c3 Nc6 11.cb4 Nb4 12.Ba3 Ne7 13.Nc3 Nec6 14.Rb1 a5 15.Nb5 Be7 16.Qd2 0-0 17.Rfd1 Rfc8 18.Ne1 h6 19.Rb3 Na6 (19...Na7 20.Na7 Ra7 21.Qf4-/+) 20.Rg3 Bg5 21.f4 Be7 22.Nd6 Rd8 23.f5 Bg5 (23...Ne5 24.fe6 Bh4= (24...Bd6? 25.Qh6 Kf8 26.Qg7 Ke7 27.Rg6+-)) 24.Qf2= Bh4? (better is 24...Rd7=) 25.Rg7+- Kg7 26.f6 Kh7 27.Qh4 Rg8 28.Nf7 Qc7?? (28...Rg6 29.Bc1 Nab4+-) 29.Qh6 1–0. Schirra,Paul – Traxler,Markus, Niederbayern–chB, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qb6 7.0-0 Bb5)

8.a3 Bd3

9.Qd3 Qa6 10.Qb3 Nc6 11.Nbd2 Nh6-/+ 12.Bb2 Na5 13.Qe3 Nc4 14.Nc4 Qc4 15.Rfc1 Nf5 16.Qf4 ba3 17.Ba3 Ba3 18.Ra3 0-0 19.h4 h5 20.Qg5 Nd4-/+ 21.Nd4 Qd4 22.Rg3 g6 23.Qh5 Qf4 24.Qd1 Qe5 25.h5 Kg7 26.Qg4 Qf5 27.Qd4-/+ e5 28.Qd5 Qh5 29.Qb7 Rh8 30.Rh3 Qg5 31.Re3?? Qh6-+ 32.Rce1 Qh1# 0–1. Panocki,Adrian – Jedynak,Radoslaw, XVI Memorial im. J. Kochana Poland, 2005.

9.Qd3 Qa6 10.Qe3 Nd7 11.Bb2 Qc6 12.ab4 Bb4 13.c3 Be7 14.Ba3 Nb6 15.Be7 Ne7 16.Qg5 Ng6 17.h4 h6 18.Qg4 0-0 19.Na3 Nc4 20.Rfb1 Na3 21.Ra3 a5 22.h5 Ne7 23.Nh4 Kh7 24.Qe2 b6 25.Rb5 Ra7 26.Qb2 Nc8 27.f4 Qc4 28.Qb1 Kh8 29.Rb2 Qc7 30.g3 Qe7 31.Raa2 Rc7 32.Qd3 Rc4 33.Rf2 White prepares the advance f5 33...Qc7 34.Rf3 Ne7 35.g4 White plans f5 35...Rc8 36.Rc2 b5 37.f5 b4 38.fe6 fe6 39.Rcf2 Rc3= 40.Rf8 Rf8 41.Rf8 Ng8 42.Rf1 ½–½. Niedermaier,Hans – Morawietz,Dieter (2280), Bundesliga, 1988. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

9.Qd3 Nc6 10.ab4 Bb4 11.c3 Be7 12.Na3 a6 13.Bd2 Rc8 14.c4 Ba3 15.Ra3 dc4 16.Qc4 Nge7 17.Rb3 (17.Qd3 Qb5 18.Qb5 ab5+=) 17...Qa7 (17...Nd4!? 18.Nd4 Rc4 19.Rb6 Rd4-/+) 18.Qd3+= Rd8 The pressure on the backward pawn d4 grows 19.Be3 Nd5 20.Qe4 b5 21.Qg4 Rg8 22.Ng5 h6 23.Ne4 Ne3 24.fe3+/- Ke7 25.Rc3 Nd4 26.Nd6 Nf5= 27.Nf5 ef5 28.Qf5 Rgf8 29.Qf4 Qb6 30.Rfc1 a5 31.Rc6 Qb8?? 32.Qh4?? g5 33.Rc7 Rd7?? 34.Qd4 Qd8 35.Qc5 Ke6 36.Rd7 Qd7+- 37.Qf8 Ke5 38.Qh6 f6 39.Qh5 Qd2 40.Qe8 Kf5 41.Rf1 (41.Rf1 Qf2 42.Rf2 Kg4 43.Qh8 a4 44.Qh3; 41.Rc5 Kg4 42.Qe4 Kh5 43.Qh7 Kg4 44.Qh3) 1–0. Schulz,Hans Juergen – Tawakol,Kai, Schleswig Holstein–chC, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7)

9.Qd3 Nc6 10.ab4 Nb4 11.Qe2 Rc8 12.c3 Nc6 13.Ba3 Ba3 14.Na3 a6 15.c4 (15.Rfb1 Qc7=) 15...Nge7 (15...Nd4!? 16.Nd4 Qd4 17.cd5 ed5-/+) 16.cd5 ed5 (worse is 16...Nd5 17.Nc4 Nd4 18.Nd4 Qd4 19.Nd6 Ke7 20.Qh5+/-) 17.Rab1 Qc7 18.Qd3 Qd7 19.Nc2 0-0 20.Ne3 f5 21.ef6 Rf6 22.Ne5 Qc7 23.f4 Na5 24.N3g4 Rff8 25.f5 Qc3 26.Qc3 Rc3 27.f6 gf6 28.Nf6 Kh8 29.Nh7 Rf1 30.Rf1 Kh7 31.Rf7 Kh6 32.Re7 Kg5 33.Nf3 Kf6 34.Re5 Nc4 35.Rd5 b5 36.Ng5 Rc1= 37.Kf2 b4 38.Ne4 Ke6 39.Rd8 b3-+ 40.Nc5 Ke7 41.Rd7 Ke8 42.Rb7 b2 43.Na6 b1Q 44.Rb1 Rb1 45.Nc5 Rd1 46.h4 Rd4 47.g3 Kf7 48.Kf3 Rd5 (48...Rd5 49.Ne4 Ke6-+) 0–1. Fomina,Tatyana – Dubinka,Inna, Memorial P.Keres (w), Parnu (Estonia), 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qb6 7.0-0 Bb5 8.a3 Bd3)

9.Qd3 Nc6 10.ab4 Nb4 11.Qe2 Rc8 12.c3 Nc6 13.Qd3 Na5 14.Na3 a6 15.Ng5 h6 16.Nf3 Qc7 17.Bb2 Ne7 18.Nd2 b5 19.f4 h5 20.Nc2 Nf5 21.Ne3 Ne3 22.Qe3 g6 23.Rfc1 Qb6 24.Ra2 Nc6 25.Nb3 a5 26.Ba3 b4 27.cb4 ab4 28.Bb2 Be7 29.Qd3 0-0 30.Qa6 Qa6-/+ 31.Ra6 Nb8 32.Raa1 Rfe8 33.Na5 Nd7 34.Nc6 Bf8 35.Rab1 Nb6 36.Ba1 Nc4 37.Na7? Rc7 38.Nb5 Rb7 39.Nc3 Na3 40.Rb3 Rc7 41.Ne2 Rc1 42.Nc1 Rc8 43.Nd3 Rc4 44.Bb2 Nc2 45.Kf2 Be7 46.g3 Kf8 47.h3 Ke8 48.g4 hg4 49.hg4 Kd7 50.f5?! Nd4 51.Bd4 Rd4 52.f6 Bf8 53.Kf3 Kc6 54.g5 Kb5 55.Nb2 Re4 56.Rd3 Re5 57.Kg4 Re4 58.Kf3 Bd6 0–1. Mercs,Peter J (2085) – Pedersen,Carsten (2145), BCF–chT4, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Bd7 6.Bd3 Qb6 7.0-0 Bb5 8.a3 Bd3)

9.Qd3 Nc6 10.Bd2 Rc8 11.ab4 Nb4 12.Bb4 Bb4 13.c3 Be7 14.Nbd2 a6 15.c4 dc4 16.Nc4 Qd8 17.Rfb1 Rc7 18.Ne3 Nh6 19.Qe4 0-0 20.Rb7 Qa8 21.Rab1 Rd8 22.Nd2 Rb7 23.Qb7 Bf8 24.Nf3 a5 25.g4 g6 26.Qb6 Rc8 27.Nd2 Bb4-/+ 28.Rb4 Rc1 29.Ndf1 ab4 30.Qb4 Qf3 31.d5 ed5 32.g5 Nf5 33.Ng4?? Kg7-+ 34.e6 d4 35.Nge3 de3 36.Qb2 Kg8 37.Qb8= Kg7 38.Qe5 ½–½. Schlenker,Joerg – Schneider,Bernd2, Baden–ch Kehl, 1989. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Bd7)

5.Nf3 Ne7

6.a3 Qa5 7.Bd3 Nbc6 8.0-0 Bd7 9.Nbd2 Qc7 10.Re1 h6 11.g4 a6 12.Nb3 White plans g5 12...Nc8 13.g5 g6 14.c3 (14.gh6!? ba3 15.Ba3-/+) 14...bc3-+ 15.Qc2 N8e7 (15...Nd8 16.Bd2-+) 16.Qc3-/+ Rc8 17.Qd2 Nf5 18.Bf5 gf5 19.gh6 Bh6 20.Qd3 Na5 21.Bh6 Rh6 22.Rec1 Nc4 23.Nc5 Bb5 24.Qd1 Ke7 25.a4 Rg8 26.Kh1 Bc6 27.Qb3 Rh3 28.Rc3 a5 29.Ng1 Rc3 30.Qc3 Ne5! 31.Qh3 Ng6 32.Re1 Rh8 33.Qg2 Qf4 34.Nf3? Nh4 35.Ne6 Ng2 36.Nf4 Ne1 (36...Ne1 37.Ne1 Kd6-+) 0–1. Stein,Bernd (2385) – Bukal,Vladimir Sr, Dortmund–B, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.a3 b3 7.cb3 Nec6 8.Bd3 Be7 9.0-0 Nd7 10.b4 Nb6 11.Nc3 Bd7 12.Bf4 a6 13.Qe2 Rc8 14.Rac1 Na7 (14...Nc4!?=) 15.Nd2+- Rc7 16.Nb3 (16.Qg4 g6+-) 16...0-0 (16...Nc4!?+=) 17.Nc5 Qe8 18.Qg4 Kh8 19.Rfe1 (worse 19.Nd7 Qd7 20.Qh3 g6+=) 19...Nc4 (better 19...Nc6+-) 20.N3e4?? (better 20.Nd5!? ed5 A) 21.Nd7 Rd7 (worse 21...Qd7 22.e6 fe6 23.Bc7 Qc7 24.Qe6+-) 22.Bh6 Rg8= (22...gh6?? 23.Qf5 Bb4 24.Qh7); B) 21.e6 Be6 22.Ne6 fe6 23.Bc7+-) 20...de4? (20...Nb2 21.Nf6 gf6 22.Bh7 Rg8+-) 21.Bc4+- Bc5 22.dc5 Bc6 23.Rc3 Rd7 24.Rh3 (24.Rg3!? f5 25.ef6 Rf6+-) 24...f5 25.ef6! Rf6 (25...Rf6 26.Be5 Decoy; 25...gf6 26.Be6 Combination) 26.Qh4 Qg6 27.Be5 (27.Rg3 Qf5 28.Rg4 Bd5+-) 27...Rf5 28.Bc3 (28.Rg3 Qe8 29.Ba1 Bd5+-) 28...Bd5 (28...e3 29.f3 Rf3 30.Qh7 Qh7 31.Rh7 Kh7 32.gf3 Bf3 33.Re3+-) 29.Be2 Nc6? (better 29...Rg5 30.Rg3 Rg3 31.fg3 Nb5+-) 30.Bh5+- Qg5 31.Be2?? (better 31.Be8 Qh4 32.Rh4+-) 31...Qh4 (better 31...Qg6!?=) 32.Rh4+- Kg8 33.Rh3 Rdf7 34.Rg3 (34.Rf1 e5 35.Bd2 Nd4+=) 34...g6 35.f3 ef3 36.Bf3 (36.gf3!? e5 37.Bd3 Rf3 38.Be5=) 36...Bf3=+ 37.gf3 0–1. Rotov,Igor – Jussupow,Ar (2565), 19th Puhajarve Rapid (29), 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.a3 b3 7.cb3 Nf5 8.Bg5 (8.Nc3 h6+=) 8...Be7 (8...Qa5 9.Nbd2=) 9.h4 (9.Be7 Ne7 10.Nc3 Qb6+=) 9...Bd7 (9...Qa5 10.Nbd2 Nc6 11.Be7 Ke7 12.Bd3 Ncd4 13.0-0=) 10.Nc3 Nc6 11.g4 White threatens to win material: g4xf5 11...Nh6 (11...h6 12.Be7 (12.gf5 hg5 13.Bg2 gh4-+) 12...Nfe7 13.b4=) 12.Nb5 (12.Rg1 f6 13.ef6 Bf6 14.Bf6 gf6=) 12...Qb6 (12...0-0 13.Bh6 a6 14.Nd6 gh6 15.Qd2-/+) 13.Be7 Ke7 Black loses the right to castle (13...Ne7 14.Nd6 Kf8 15.Bh3=) 14.Rg1 (better is 14.Qd2!?+= must be considered) 14...Ne5= 15.Ne5 Bb5 16.Qd2 Bf1 17.Qg5 (17.Kf1!? f6 18.Nd3 Qd4 19.Re1-/+) 17...f6?? throws away the game (better is 17...Kd6 Black has a promising position 18.Rf1 Qd4 19.Nc4 Kd7-+ (19...dc4? 20.Rd1 Qd1 21.Kd1+-)) 18.Qg7+- (18.Qg7 Ke8 19.Qh8 Ke7 20.Qh7 Ke8 21.Qh8 Ke7 22.Qg7 Ke8 23.Nd7+-) 1–0. Gietl,Thomas (2330) – Kuhn,Norbert (2155), Freising op, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.Bd3 b6 7.a3 Nec6 8.0-0 a5 9.ab4 Nb4 10.Be2 Ba6 11.c3 N4c6 12.Ng5 h6 13.Nh3 Be7 14.f4 g6 15.Na3 h5 16.Nb5 Na7 17.Rb1 (17.Na7!? Ra7 18.Ba3+=) 17...Bb5 18.Bb5 Nb5 19.Rb5 Qc7 20.Qa4 Nd7 (20...Qc3?? 21.Rc5 Nd7 22.Rc3+-) 21.Bd2 Rc8 22.Nf2 Qc4 23.Qc4 Rc4 24.Ra1 0-0 25.Nd3 Rfc8 26.Nb2 R4c6 27.Na4 Bd8 28.h3 h4 29.Kf2 f5 30.Ke2 Kf7 31.Rab1 Rc4 32.Nb2 Rc3 33.Bc3 Rc3 34.Rd1 Ke7 35.Rd3 Rc2 36.Rd2 Rc1 37.Nd3 Rc3 38.Ne1 Nb8 39.Rc2 Nc6 40.Kd2 Nd4-+ 41.Rc3 Nb5 42.Rb3 Na7 43.Nf3 Kd7 44.Nd4 a4 45.Rb1 Be7?? 46.Rb6= Bc5 47.Rb7 Kc8 48.Ne6 Kb7 49.Nc5 Kc6 50.Na4 Kb5 51.Nb2 Nc6 52.Nd3 Nd4 53.Ne1 Ne6 54.Nf3 Nf4 55.Nh4 d4 56.g3 Nh3 57.Ng6 Ng5 58.Kd3 Kc5 ½–½. Henriksen,B – Steingrimsson,Hedinn, It, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.Bd3 b6 7.a3 Nec6 8.ab4 Nb4 9.Be2 a5 10.Ba3 Be7 11.c3 N4c6 12.Be7 Ne7 13.Na3 Ba6 14.Nb5 0-0 15.0-0 Nbc6 16.Qa4 Na7 17.Rfb1 Qd7 18.Ra3 Rfb8 19.Ng5 h6 20.Nf7 Bb5 21.Bb5 Nb5 22.Nd6 Nc8 23.Nb5 Na7 24.Nd6 Qa4 25.Ra4 Nc6 26.f4 Ra6 27.Nb5 Kf7 28.g4 Ke7 29.Kg2 Rf8 30.Kg3 Kd7 31.Nd6 Ne7 32.Rb5 Kc6 33.c4 Nc8 34.Nc8 Rc8 35.Rb2 Rf8 36.h4 dc4 37.Rc4 Kd5 38.Rc7 a4 39.Kf3 a3 40.Rb5 Kd4 41.Rb1 (41.Rb1 Rf4 42.Kf4+-) 1–0. Menassa,Elias – Contreras Rodriguez,Henry (2265), Bogota Lat Cup, 1992. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

6.Bd3 b6 7.a3 Nec6 8.Ng5 f5 (better is 8...ba3!? 9.Nf3 a2 10.Ra2 Nb4-/+) 9.ef6+= Qf6 10.ab4 (10.Nh7 Qd4 11.Bg6 Kd7 12.Qd4 Nd4 13.Nf8 Rf8 14.ab4 e5=) 10...g6 (better is 10...Bb4 11.c3 Qd4-/+) 11.c3+= Bd6 12.Na3 Bf4? (better is 12...0-0!? 13.0-0 a5+=) 13.Nh7!+/- Rh7 14.Bf4 Rf7 15.Bg3 a6 16.Nb5! e5 (16...ab5 17.Ra8) 17.0-0 Kf8 18.Re1 Bb7 19.de5 (19.de5 Qe6 20.Nd6+-) 1–0. Carbonell Bofill,Carlos Eloy (2175) – Codina Tormo,Julia (2030), Cullera op–A, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 e6 5.Nf3 Ne7)

6.Bd3 Nbc6 7.0-0 Ng6 8.a3 Be7 9.c3 ba3 10.Na3 0-0 11.h3 Bd7 12.Bd2 a6 13.Nh2 b5 14.Nc2 Na5 15.Ne3 Nc4 16.Bc4 (16.Nc4!? bc4 17.Bc2-/+) 16...dc4-+ 17.f4 Nh4 18.Qh5 Nf5 19.Nf5 ef5 20.d5 Bc5 21.Kh1 a5 22.Qe2 Re8 23.Rfd1 Qb6 Black plans b4 24.Nf3 Ra6 25.Be1 Be3 26.Bg3 Bc5 27.Qc2 b4 28.cb4= ab4 29.Qc4 Rea8 30.Ra6+= Ra6 31.Rc1 Bf8 32.Nd4 b3 33.Nb3 Ra3 34.Rc3?? Ba4?? 35.Nd2= Bb5 36.Qc8 Ba6 37.Qf8!? Kf8 38.Ra3 Bb7 39.Rb3 Qc7 40.d6 Qc6 41.Nf3 Qd5 42.Rc3 Bc6 43.Kh2 h6 44.Rc2 f6 45.Rd2 Qf7 46.Nd4 Bd5?? 47.e6+- Qb7 48.e7 Kf7 49.Nf5 g6 50.Nh6 Ke8 51.Ng4 Kf7 52.Nf6! Bc6 53.d7 (53.d7 Bd7 54.Rd7 Qd7 55.Nd7 Ke7 56.Ne5+-) 1–0. Schulz,Hans Juergen – Klyszcz,Michael, Bargteheide op, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.Bd3 Nbc6 7.a3 Ng6 8.0-0 Be7 9.ab4 Nb4 10.Be2 0-0 11.c3 Nc6 12.Bd3 a5 13.Ba3 b6 14.Be7 Nce7 15.Na3 Ba6 16.Ba6 Ra6 17.Rb1 Ra8 18.g3 Rb8 19.h4 Nc6 20.Qd3 Na7 21.Ng5 h6 22.Ne6 Ne5 23.de5 fe6 24.Nc2 Qd7 25.f4 b5 26.Nd4 Rb6 27.g4 Qe7 28.Qg3 Nc6 29.Nc6 Rc6 30.Rb5 Qa3 31.Rf3 Rfc8 32.c4 Qa1 33.Rf1 Qd4 34.Qf2 Qf2 35.Rf2 dc4 36.Ra5=+ c3 37.Ra1 Rd8 38.Kg2 Rc4 39.Rc1 Rd2-/+ 40.Rd2 cd2 41.Rd1 Rf4 42.Rd2 Rg4 43.Kf3 Rh4 44.Rd8 Kf7 45.Rd7 Kg6 46.Re7 Kf5 47.Rg7 Ke5 48.Ra7 Kf6 49.Kg3 Rh1 50.Kg2 Rh5 51.Kg3 e5 52.Kg4 Rg5 53.Kf3 h5 54.Ra8 Rg4 55.Re8 Kf5 56.Rf8 Kg5 57.Rg8 Kh4 58.Rh8 Rg5 59.Ra8 Kh3 60.Kf2 h4 61.Rh8 e4 62.Rh7 Rg4 63.Rh8 Kh2 64.Re8 h3 65.Re7 Kh1 66.Rf7 h2 67.Rf8 e3! 68.Kf1 e2! 69.Kf2 e1Q! 70.Ke1 Kg2 (70...Kg2 71.Rf2 Kh3 72.Rh2 Kh2-+) 0–1. Zanetti,A (2180) – Vanagaite,G (1940), Panevezys LTU, 2011.

6.Bd3 Nbc6 7.Nbd2 Nf5 8.Nb3 Be7 9.h4 Bd7 10.Bg5 b6 11.g4 Bg5 (11...h6 12.Be7 Nfe7 13.Rg1+=) 12.gf5 (better is 12.hg5!? Nfe7 13.a3+=) 12...Bh6-/+ 13.fe6 Be6 14.Rg1 Ne7 (14...f6 15.Qe2 0-0 16.Bb5-+) 15.Ng5 g6 (15...Bg5 16.hg5 Rc8 17.a3 ba3 18.Ra3-/+) 16.Bb5 (16.Ne6 fe6 17.h5 Qc8=) 16...Kf8 (16...Bd7 17.Qe2-/+) 17.Qd2 Rc8?? (better is 17...Bf5=) 18.Ne6+- fe6 19.Qh6 Kf7 1–0. Ax,Paul – Sadewasser,Axel, Porz op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.Bd3 Nd7 7.0-0 Nb6 8.a3 Nc6 9.ab4 Nb4 10.Na3 Nd3 11.Qd3 a6 12.Bg5 f6 13.Bc1 Bd7 14.Re1 Rc8 15.Rb1 Qc7 16.ef6 gf6 17.Qf5 Be7 18.Qh5 Kd8 19.Qf7 Qd6 (19...Na4 20.Rb3+=) 20.Qg7 Kc7?? (20...Re8 21.Re3+=) 21.Qh6 (better is 21.Bf4! Qf4 22.Qe7+-) 21...Kd8 22.Qg7 ½–½. Dodwell,Philip (2005) – Ross,David (1845), BCF–chT3, 2009. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Ne7)

6.Be2 Nf5 7.0-0 Nc6 8.Re1 Bd7 9.Bb2 Qb6 10.Qd2 Rc8 11.c4 bc3! 12.Nc3 (12.Nc3 Ncd4; 12.Bc3 Rc7 Combination; 12.Qc3 Bb4 Decoy) 12...Ncd4 13.Rab1 Bb4 14.Red1? (14.a3 Ba5 15.Qd1-+) 14...Nf3 15.Bf3 Qa5 16.g4 (16.Rbc1 d4 17.g4-+) 16...Nh4 17.Be2 Bc3 18.Qg5 Ng6 0–1. Kuhn,Norbert (2060) – Kunz,Konstantin (2140), Regionalliga NW, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

6.Bg5 Nbc6-/+ 7.a3 Qa5 8.Bd3 Nf5 9.0-0 h6 10.Be3-/+ Be7 11.Nbd2? ba3-+ 12.c4 dc4?? 13.Nc4= Qd8 14.Na3 0-0 15.Bf5+= ef5 16.d5 Ne5? 17.Ne5+- Bf6 18.f4 Re8 19.Nac4 g5? 20.Qh5 Be5 21.Ne5 Qd5 22.Qh6 gf4 23.Qg5 Kf8 24.Rad1 Qe5 25.Bd4 Qe3 26.Be3 fe3 27.Qh6 Kg8 28.Rf3 f4 1–0. Puzzoni,C (2110) – Burlando,Alessandro, Capo d'Orso, Porto Mannu PAL, 2007.

6.a3 ba3

7.c3 Nf5 8.Na3 Nc6 (8...h5 A) 9.Bd3 Be7 (9...Nc6 10.0-0 Be7 11.Nb5 0-0 12.Qc2 a5 13.Ba3) 10.Nb5 Nc6 11.0-0 0-0 12.Qc2 a5 13.Ba3; B) 9.Nc2 Nc6 (9...Be7 10.Ne3 0-0 11.Bd3 Nc6 12.0-0 a5 13.Nf5) 10.Bd3 Be7 11.0-0 0-0 12.Ne3 a5 13.Nf5; C) 9.Nb5 Nc6 (9...a6 10.Bg5 Be7 11.Be7 Qe7 12.Bd3 0-0 13.0-0) 10.Bd3 Be7 11.0-0 a6 12.Bf5 ef5 13.Bg5; 8...Be7 A) 9.Nb5 h5 (9...Nc6 10.g4 Nh6 11.Bh6 gh6 12.Qd2 Rb8 13.Qh6) 10.Bd3 a5 11.Ba3 0-0 12.0-0 Nc6 13.Qc2; B) 9.Bd3 h5 (9...0-0 10.g4 Nh4 11.0-0 Ng6 12.Nb5 Nc6 13.Qc2) 10.Nb5 Nc6 11.0-0 0-0 12.Qc2 a5 13.Ba3; C) 9.g4 Nh6 (9...Nh4 10.Nb5 0-0 11.Nh4 Bh4 12.g5 Bg5 13.Bg5) 10.Bd3 Bd7 11.Nb5 Bb5 12.Bb5 Nc6 13.h3) 9.Nb5 (9.g4 Nh6 10.Bh3 Bd7 11.0-0 Na5 12.Nc2 Nb3 13.Rb1; 9.Bd3 h5 (9...Be7 10.g4 Nh4 11.Nh4 Bh4 12.Nb5 0-0 13.0-0) 10.0-0 Be7 11.Nb5 0-0 12.Qc2 a5 13.Ba3) 9...a6 (9...h5 10.Bd3 Be7 11.0-0 0-0 12.h3 a6 13.Re1; 9...Be7 10.g4 Nh6 11.Bh6 gh6 12.Qd2 a6 13.Qh6) 10.g4 (10.Bg5 Be7 11.Be7 Nce7 12.Bd3 Bd7 13.Na3) 10...Bd7 11.Bg5 Be7 (11...Qb8 12.gf5 ab5 13.fe6) 12.gf5 ab5 (worse is 12...Bg5 13.Nd6 Kf8 14.Nb7+/-) 13.fe6 (13.Rg1!? Ra1 14.Qa1 Bg5 15.Rg5+=) 13...fe6-/+ 14.Ra8 Qa8 15.Bb5 Qa3 (15...Qa5 16.Be7 Qc3 17.Ke2 Qb2 18.Ke3 Ne7 19.Bd7 Kd7 20.Qb1 Nf5 21.Kd3 Qa3 22.Ke2-+) 16.Rg1 (16.0-0 Qc3 17.Be7 Ke7-/+) 16...Bg5 (16...Qc3?! 17.Bd2 Qb2 18.Bc6 bc6 19.Rg7=) 17.Rg5 (17.Bc6 Qc3 18.Kf1 Bc6 19.Ng5 0-0-/+) 17...Qc3 18.Kf1 0-0 19.Bc6 Bc6 (better is 19...bc6 20.Rg3 c5-/+) 20.Kg2? (better is 20.Rg3-/+) 20...Ba4-+ 21.Qe2 Bc2 22.Ne1 (22.Ng1 Rf4-+) 22...Be4 23.f3 Bf3 (better is 23...Bf5 24.Kh1 Qd4-+) 24.Nf3= Rf3 25.Qf3 Qd2 26.Kh3 Qg5 27.Qf8 Kf8 ½–½. Nedostup,Daniil (2180) – Barhudarian,Rafael (2280), St Petersburg RUS, City Ch SF (m), 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

7.c3 Nf5 8.Bd3 a2 9.Ra2 Nc6 10.0-0 Be7 11.Na3 0-0 12.g4 Nh6 (12...Nh4 13.Nh4 Bh4 14.f4-/+) 13.Qc2 (13.Bh6 gh6 14.Qd2 Kg7=+) 13...Ng4-/+ 14.Bh7 Kh8 15.Kh1 (15.Bd3 Bd7-/+) 15...Bh4 (15...f6 16.Qg6 fe5 17.Qg4 Kh7 18.Rg1-/+) 16.Nb5 (16.Bd3 a6=+) 16...Nf2= 17.Rf2 Bf2 18.Qf2 Kh7?? (18...Bd7 19.Bg5 f6+-) 19.Ng5+- Kg8 20.Qh4 Re8 (20...Qg5 21.Bg5 Bd7 22.Bf6 Ne5 23.de5 Be8 24.Rg2 Bb5 25.Rg7) 21.Nd6 (21.Qh7 Kf8 22.Ba3 Nb4 23.Bb4 Qd6 24.Bd6 Re7 25.Qh8) 21...Kf8 (21...Qg5 22.Bg5 Bd7+-) 22.Rf2 (22.Nf5 ef5 23.Ba3 Nb4 24.Bb4 Qd6 25.Bd6 Kg8 26.Qh7) 22...f6 (22...Qd7 23.Nb7! Qb7 24.Ba3 Nb4 25.Bb4 Qb4 26.Rf7 Kg8 27.Qh7) 23.Qh8 Ke7 24.Qg7 1-0. Macqueron,Gregory (1925) - Menoux,Joachim (1625), ch-FRA Blitz Online Qual, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

7.c3 Nf5 8.Bd3 Be7 9.Na3 0-0 10.g4 Nh4 11.Nb5 Nf3 12.Qf3=+ a6 13.Qh3 g6 14.Bh6 Re8 15.Bf4 Bg5?? 16.Bg5+- Qg5 17.Nc7 Ra7 18.Ne8 Bd7 19.Nf6 Kg7 20.Qh7 Kf8 21.Qg8 Ke7 22.Qb8 Qg4 23.Ng8# 1–0. marre – oppo, internet, 2010.

7.c3 Ng6 8.Ba3 Ba3 9.Na3 a6 10.Nb5= 0-0 11.Bd3 Nc6 12.0-0 f6 =. pokerbait (2345) – fhupp (2390), net–chess.com, 2008.

6.a3 Nec6

7.Bd3 Be7 8.h4 (8.c3 ba3 9.Na3 Na6=) 8...Nd7 (8...Qb6 9.0-0=+) 9.h5 (9.c3 bc3 10.Nc3 Nb6=) 9...f6 (9...Qb6 10.Kf1 a5 11.ab4 Nb4 12.Nc3=+) 10.ef6 (10.h6 g6 11.ef6 Bf6 12.ab4 e5=+ (worse 12...Nd4 13.Nd4 Bd4 14.Bg6 hg6 15.Qd4+/-)) 10...Nf6 (10...Bf6 11.h6 Nd4 12.Nd4 Bd4 13.hg7 Bg7 (13...Ba1 14.gh8Q Bh8 15.Rh7+-) 14.Qh5 Kf8=+) 11.h6=+ g6 (11...gh6 12.ab4 Nb4 13.Nc3=+) 12.c3 (12.ab4 Nb4 13.Ne5 Qb6=) 12...bc3 (12...Qa5 13.Qc2=+) 13.Nc3= 0-0 14.Qc2 Qe8 (14...Kh8 15.0-0=+) 15.Nb5 Bd8 16.Bf4 (16.0-0!?=) 16...Ne4-/+ 17.Be5 (better 17.g3!? a6 18.Be4 ab5 19.Bd3-/+) 17...Ba5-+ 18.Kf1 Ne5 19.de5 Bd7 20.Nc7 Bc7 21.Qc7 Rc8 22.Qa5 Nc5 23.Bc2 Rf4 24.Qd2 Qf8 (better 24...Rg4-+) 25.Rb1? (better 25.Rh4!? Rh4 26.Nh4-/+) 25...Ba4-+ 26.Ba4 Ra4 (26...Na4 27.Rb7 Rf7 28.Rf7 Qf7 29.Rh4=) 27.Ng5 (27.Kg1 b6-+) 27...Qf5 28.Rc1 Ra3 (28...Rc6 29.Rd1 Ra3 30.Rh3 Rh3 31.Nh3 Qe5 32.Kg1-+) 29.Rh4 (29.Rh3 Rh3 30.Nh3 Qe5 31.Kg1-+) 29...Rd3 (better 29...Rf8 30.Nf3 Rf3 31.gf3 Nb3-+) 30.Qf4 b6 31.Qf5 ef5 (31...gf5?! 32.Ne6 Rd2 33.Nc5 bc5 34.Ra4=) 32.Ke2 (32.Ra4 Rd1! 33.Rd1 Na4-+) 32...Rd2! 33.Ke1 (33.Kd2 Nb3 Double attack) 33...Ra2 34.Rd4 (34.Kf1 Re8 35.f4-+) 34…Nd3! (34...Nd3 35.Rd3 Rc1 36.Rd1 Rd1 37.Kd1 d4-+) 0-1. Benkovic,P (2405) - Trifan,Andrei Ioan (2250), GRENKE Chess Open, 2019. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.ab4 Bb4

8.c3 Be7

9.Ba3 0-0 10.Be7 Ne7 11.Bd3 Ng6 12.Qd2 (12.0-0 Nc6+=) 12...Nd7 (12...Nc6 13.h4 h5 14.g3+=) 13.0-0 (13.h4 Ne7=) 13...Nb6 14.Na3 Bd7 15.Ng5 (15.Rfb1 Qe7=) 15...h6 16.Nh3 (16.Nf3 a6+=) 16...Rc8 17.Nb5 Bb5 18.Bb5 a6 19.Bd3 Nc4 20.Qc2 Nh4 (better is 20...Rc6-/+) 21.f3?? (better is 21.g3 Nf5 22.Bf5 ef5 23.Qf5+=) 21...Ne3-+ 22.Qd2 Nf1 23.Rf1 Nf5 24.Nf2 Qa5 25.Bf5 ef5 26.Nd1 Rc7 27.g4 fg4 28.fg4 Qb6 29.Qf4 Qg6 30.Rf3 Rc6 31.Rg3 White prepares the advance g5 31...Qc2 32.Qf3 Rg6 33.Nf2 Qb3 34.h4 a5 35.g5 a4 36.gh6 Qb1 37.Kh2 Rh6 38.Qf4 Qc2 39.Kh3 Rg6 40.Ng4 Qb1 41.Kh2 a3 42.h5 Rb6 43.Nf6 Rf6?? 44.Qf6 Qc2+= 45.Kh3 Qh7 46.h6 g6 47.Qg5 Ra8 48.Rg1 a2 49.Ra1 b5?? 50.Ra2!+- Rc8 51.Ra3 Kh8? 52.Kg4 Qg8?? 53.Ra7 Kh7 54.e6 Rc3 55.Rf7 (55.Rf7 Qf7 56.ef7 Rc8 57.f8N Rf8 58.Qe7 Kh6 59.Qf8 Kh7 60.Qf7 Kh6 61.Qg8 g5 62.Kf5 b4 63.Qg6#) 1–0. Sowa,Martyna (1765) – Binkowska,Agata, DMP – II Liga Juniorow, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

9.Bd3 0-0 10.g4 Nh4 11.Nh4 Bh4 12.g5 Bg5 13.Bh7? (better is 13.Qh5 h6 14.Ba3+=) 13...Kh7-+ 14.Qh5 Bh6 15.Rg1 Rg8 16.c4? (16.Bh6 gh6 17.Qf7 Kh8-+) 16...Nc6 (16...dc4 17.Nc3 Qd4 18.Bh6-+) 17.Ra3 (17.Bh6 gh6 18.Qf7 Kh8 19.Rg8 Qg8 20.Qf4-+) 17...Nd4 (better is 17...Qf8-+) 18.Bh6+- gh6?? (18...g6 19.Qh3 Rh8 20.Bg5 Kg8 21.Bd8 Rh3 22.Rh3 Nf5+-) 19.Qh6!! Leygue,Dominique (2295) – Dojkova,Galina (2130), Creon op 4th, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

9.Bd3 0-0 10.h4 f5 11.ef6 Bf6 12.Bh7 Kh7 13.Ng5 Kg8 14.Qh5 Bg5 15.hg5 Ne7 16.Ba3 e5 17.Be7 Qe7 18.g6 ed4 19.Kd1 Bg4 20.Qg4 (20.Qg4 Rf5 21.Rh8 Kh8 22.Qh3 Qh4 23.Qh4 Kg8 24.Qd8 Rf8 25.Qd5 Kh8 26.Qh5 Kg8 27.Qh7) 1–0. Padovani,Mike – Paetz,Mark, Berkeley CC, 1979. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 0-0 10.h4 f6 11.ef6= Bf6 (better is 11...gf6!? 12.Bh6 Rf7=) 12.Bh7 Kh7 13.Ng5 Bg5 14.hg5 Kg8 15.Qh5 Ne7 (15...e5!?=) 16.g6+= Ng6 17.Qg6 Qf6? (17...Rf6 18.Qh7 Kf7+-) 18.Qh7 Kf7 19.Rh3 Qd8 (19...Ke7 20.Ba3 Ke8 21.Bf8 Kf8 22.Qh8 Kf7 23.Qc8 Qe7 24.Rf3 Kg6+-) 20.Rf3 Ke8 (20...Qf6 21.Rf6 Kf6+-) 21.Rf8 Kf8 22.Qh8 (22.Qh8 Kf7 23.Qd8+-) 1–0. Kulhanek,Tomas (2400) – Fuchs,Stanislav (2005), Olexa Memorial op–A, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

9.Bd3 0-0 10.h4 f6 11.Bh7? Kh7-+ 12.Ng5 Kg8 (12...fg5 13.Qh5 Kg8 14.hg5-+) 13.Qh5 (13.ef6 Rf6 (worse 13...Bf6 14.Qh5 Bg5 15.hg5+=; 13...gf6?? 14.Qh5 Re8 15.Qg6 Kh8 16.Nf7) 14.Qh5 Rh6 15.Qf7 Kh8-+) 13...fg5 14.hg5 Rf5 15.f4 Qf8 (15...Nd4 16.cd4 Qc7=) 16.g4=+ Bd7 (16...Rf4 17.Bf4 Bg5 18.Bg5 Nd4 19.cd4 Nd7 20.Qh7 Kf7 21.0-0 Nf6 22.Rf6 Ke7 23.Rf5 Ke8 24.Qg6 Kd7 25.Rf8 b5 26.Rf7 Kc6 27.Ra6 Ba6 28.Qe6) 17.Be3 Bd8 (17...b5 18.Nd2=+) 18.gf5 (18.Qh8!? Kf7 19.g6 Ke7 20.gf5 ef5 21.Qf8 Kf8 22.Rh8 Ke7 23.Rg8=) 18...Qf5-/+ 19.Nd2 Ba5 20.Ke2 (better 20.Qh8 Kf7 21.g6 Qg6 22.Kf2+/-) 20...Ne7?? (20...Bc3 21.Qh8 Kf7 22.g6 Qg6+/-) 21.Ra5+- Ng6 22.Ra2 Nc6 23.Qh7 Kf7 24.Qh3 Nce7 25.Qf5 Nf5 26.Kf2 a5 27.Rb2 Bc6 28.Nb3 a4 29.Nc5 a3 (29...Nge7 30.Nb7 Bb7 31.Rb7+-) 30.Rb6 a2 31.Ra1 (31.Nb7 a1Q 32.Ra1 Ra1 33.Rc6 Ra2 34.Kg1 Ne3-+) 31...Rh8 32.Nb7 Rh2 33.Kg1 Rc2 34.Rc6 (34.Nd6!? Nd6 35.ed6 Ba4 36.Rb7 Ke8 37.Rg7 Rb2+-) 34...Ne3 35.Nd6 Kg8 36.Ra6 Rg2 37.Kh1 Nf4 38.R1a2 Ne2 39.Re2! Re2 40.g6 Rf2 41.Nb5 Rf8 (41...Nd1 42.Nc7 Rf1 43.Kg2 Rf2 44.Kg3+-) 42.Re6 (42.Nc7 Kh8+-) 42...Rc8 (42...Ng4 43.Nc7 Rf1 44.Kg2 Ne3 45.Kg3+-) 43.Nd6 Rf8 44.Nf7 (44.Kh2 Ra8+-) 44...Ra8 45.Kh2 Kf8 46.Ng5 (46.Nd6 Rb8+-) 46...Rc8 47.Kg3 Nd1 48.Rd6 (48.c4 Ne3 49.cd5 Nd5+-) 48...Nc3 49.Rd7 (better 49.Kf3!? Ke7 50.Rb6 Rc7+-) 49...Ne2 50.Kf2 (50.Kg4 Nd4 51.Nh7 Kg8 52.Rd5 Nc6+-) 50...Nd4 51.Rd5 Nf5 52.Rd7 Rc2 53.Kf3 Nh4 54.Kg4 Ng6 55.Ne6 (55.Kf5!? Ne7 56.Ke6 Rc6 57.Rd6+=) 55...Ke8+= 56.Rg7 Ne5 57.Kf5 Nd7 58.Nf4 Rf2 59.Ke4 Nf6 60.Ke3 Ra2 61.Rb7 Ra4 62.Nd3 Ra3 63.Kd4 Nd7 64.Rb1 Ke7 65.Rb7 Kd6 66.Rb1 Ra4 67.Rb4 Ra1 68.Rb2 Rh1 69.Rg2 Rh4 70.Kc3 Nf6 71.Nb4 Ne4 72.Kb2 Nc5 73.Rd2 Kc7 74.Nd5 Kc6 75.Nc3 Rb4 76.Kc2 Rc4 77.Kb2 Nb7 78.Kb3 Rh4 79.Rf2 Nd6 80.Rf6 Kc5 81.Na4 Kd5 82.Nc3 Ke5 83.Rf2 Rh3 84.Kc2 Nc4 85.Re2 Kd4 86.Re4 Kc5 87.Rf4 Rh2 88.Kc1 Ne3 89.Kb1 Rg2 90.Re4 Nc4 91.Kc1 Kb4 92.Nd1 Kb3 93.Rc4 Kc4 94.Ne3 Kd3 95.Ng2 ½-½. Beatrez,Patrick (1875) - Daggupati,Balaji (2330), PNWCC Masters, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

9.Bd3 0-0 10.h4 g6 11.h5 Nc6 12.g4 Ng7 13.Qd2 g5 14.Ng5 Bg5 15.Qg5 Qg5 16.Bg5 f5 17.h6 Ne8 18.gf5 ef5 19.Rg1 Kf7 20.Na3 Rg8 21.Kd2 Be6 22.Nb5 (22.Nc2!? a5+-) 22...a6+/- 23.Be2 Ne7 24.Na3 Ng6 25.Nc2 Nc7 26.Ne3 Raf8 27.f4 Ne7 28.Bh5 Ng6 29.Bf3 (29.Ng2!? Rc8 30.Nh4 Nb5+-) 29...b5+/- 30.Nf1?? (better is 30.Be2+/-) 30...Nf4+= 31.Ke3 Bc8 32.Rg3 (32.Kf4 Ne6 33.Ke3 Rg5 (worse is 33...Ng5 34.Bd5 Ne6 35.Nd2+=) 34.Rg5 f4 35.Kd3 Ng5 36.Bd5 Kg6+=) 32...Ng6 33.Rg2 Be6 34.Nd2 Ke8 35.Nb3 Kf7 36.Nc5 Ra8 37.Ra5 Ra7 38.Bh5 Bc8 39.Bf3 Be6 40.Nd3 Bc8 41.Nc5 ½–½. Dzierzenga,Stefan (2170) – Sigurjonsson,Stefan Th (2100), Rodos GRE, 2013. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

9.Bd3 a5 10.0-0 (10.Nfd2 Bd7-/+) 10...b6 11.Na3 (11.Ne1 Bd7-/+) 11...Ba6 12.Nb5 (12.Nc2 Na7-/+) 12...Bb5 13.Bb5 0-0 14.Qe2 (14.Rb1 Ra7-/+) 14...Na7 (14...Qc7 15.Bf4-/+) 15.Bd3 (15.Ba4 Nbc6-/+) 15...Nd7 (15...Qc7 16.Ng5 Bg5 17.Bg5+=) 16.Ne1 (16.Bd2 Qe8-/+) 16...Qc7 (16...Rc8 17.Qc2 g6 18.Nf3-/+) 17.Bd2 (17.Qc2 g6-/+) 17...b5 (17...Rac8 18.Qg4 g6 19.Ba6-/+) 18.f4 g6 19.Bb5 Nb5 20.Qb5 Rfb8 Black threatens to win material: Rb8xb5 21.Qd3 (21.Qe2 a4-/+) 21...Nb6 (21...a4 22.Qc2 Qc4 23.g3-/+) 22.g4 Nc4 Menacing 23.Nf3 Rb3 24.Bc1 Bb4! Deflection: c3 25.Ra2 Rc3-+ 26.Qe2 Ne5! 27.fe5 Rc1 28.Ng5 h6 29.Nf3 Rc8 30.Kg2 Rf1 31.Qf1 Qc4 32.Qb1 Qc1 33.Qd3 Qf4 34.h3 Rc3 35.Qe2 Re3 36.Qf2 Qe4 0–1. Lisznyai,Sandor (2145) – Jamrich,Gyorgy (2245), HUN–chT, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

9.Bd3 a6 10.0-0 Bd7 11.Ne1 h5 12.Qc2 Qb6 13.Nd2 Na7 14.Rb1 Qc7 15.f4 g6 16.Nef3 Rg8 17.Ng5 Bb5 18.Bb2 Bd3 19.Qd3 b5 20.h3 Nd7 21.Ra1 Qb6 22.g4? (better is 22.Ngf3+=) 22...hg4-+ 23.hg4 Bg5 24.fg5 Ne5 25.Qe3 Nd7 (25...Ng4?! 26.Qf4 Rg7 27.Qg4=) 26.Qf4 Rg7 27.Ba3 0-0-0 28.Nb3 Rh7 29.Bc5 Nc5 30.Nc5 a5 31.Qf6 Qc7 32.Qf4 Rd6?? 33.Ra5= Qa5 34.Qd6+- Qc7 35.Qf8 Qd8 36.Rf7 Qf8 37.Rf8 Kc7 38.Ne6 Kd6 39.Nc5 Kc6 40.Rf6 Kc7 41.Rg6 Rh4 42.Rg7 Kb8 43.Kf2 Rg4 44.Kf3 Rg1 45.Na6 Ka8 46.Nc7 Kb8 47.Nd5 Nc6 48.Ke4 Rg3 49.g6 Rg5 50.Nb4 Na5 51.Kf4 Rg1 52.Ke5 Nc4 53.Ke6 Re1 54.Kd5 Re3 55.Nc6 Kc8 56.Na7 Kd8 57.Nb5 Nb6 58.Kc5 Re6 59.d5 Rf6 60.Rg8 Kd7 61.g7 Rg6 62.Rb8 Nc8 63.Rb7 Ke8 64.g8Q! Rg8 65.Nd6 Nd6 66.Rb8 (66.Rb8 Kd7 67.Rg8 Ne4 68.Kd4+-) 1–0. Henriksen,B – Persson,Richard, It, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7)

9.Bd3 b6 10.Na3 Bb7 11.h4 h6 12.h5 a6 13.Nc2 b5 14.Ba3 Nd7 15.Be7 Qe7 16.0-0 Nb6 17.Nce1 Na4 18.Qd2 Na5 19.Bc2 Nc4 20.Qd3 Ncb6 21.Nd2 Rc8 22.Nb1 Rc6 23.f4 Bc8 24.Qg3 Kf8 25.Ra3 Nc4 26.Ra1 Ncb6 27.Ra3 Nb2 28.Ra2 N6c4 29.Nd3 Nd3 30.Bd3 Nb6 31.f5 Qg5 32.Qg5 hg5 33.g4 Na4 34.Raf2 Nc3 35.Rc2 b4 36.Nc3 bc3 37.Rfc1 ef5 38.Rc3 Rc3 39.Rc3 Ke7 40.gf5 Kd8 41.Rc5 Bb7 42.Be2 Kd7 ½–½. Lucaroni,M (2275) – Iotti,P (2300), 41st TCh–ITA, Senigallia ITA, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

9.Bd3 Qc7 10.0-0= 0-0 (10...h5!?=) 11.g4+= Nh4?? (better 11...Nh6+=) 12.Nh4+- Bh4 13.g5 f5 (13...h6 14.Qh5 Bg5 15.Bg5+-) 14.Qh5 Bg5 15.Qg5 Nc6 (15...Bd7 16.Ba3 Rc8 17.Ra2+-) 16.Ba3 (16.Na3 Qd8+-) 16...Rf7 (16...Qd8 17.Qh5 Qe8 18.Qh3+-) 17.Bd6 (17.Nd2 h6 18.Qh5 a5+-) 17...Qd8 18.Qd8 Nd8 19.Na3 (19.Nd2 g5+-) 19...Bd7 20.Nb5 (20.Rfb1 g5+-) 20...a6 21.Rfb1 Rc8 22.Nc7 (better 22.Na7 Rc3 23.Ba6 ba6 24.Rb8+-) 22...Bc6+- 23.Na6 ba6 24.Ba6 (24.Ra6 Rb7+-) 24...Ra8 25.Bd3 (25.Bc5 g5+-) 25...Rb7 26.Ra8 (26.h4 Ra1 27.Ra1 Kf7+-) 26...Rb1 27.Bb1 Ba8 28.Bd3 ½–½. Roebuck,Derek (1645) – Shallice,Tim (1740), 30th Hampstead: Under Section, 2015. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

9.Bd3 Bd7 10.0-0 Na5 11.Ba3 Nbc6 12.Re1 Nc4 13.Be7 Ne7 (worse is 13...Ke7 14.Bc4 dc4 15.Qa4+/-) 14.Qe2 b5 15.h4 Qb6 16.h5 h6 17.Na3 Bc6 18.Reb1 Na3 19.Ra3 a6 20.Bb5? (better is 20.Rba1+=) 20...ab5-+ 21.Rb5 (better is 21.Ra8 Ba8 22.Qb5 Qb5 23.Rb5-+) 21...Bb5 22.Ra8 Kd7 23.Qa2 Rb8 (23...Ra8!? 24.Qa8 Be2 25.Qa4 Qc6 26.Qa7 Ke8 27.Qb8 Nc8 28.Qb3-+) 24.Nd2 Ra8 25.Qa8 Qa6 26.Qb8 Nf5?? (better is 26...Be2 27.Nb3 Qc8 28.Nc5 Ke8 29.Qc8 Nc8-+) 27.Nb3= Ke7 28.Qc7? Bd7?? 29.Nc5?? Qc6-/+ 30.Qb8 f6 ½–½. Thieme Garmann,Alexander – Hoenig,Thomas, RL–op Trier, 1992. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

9.h4 Nh4 10.Nh4+= Bh4 11.Qg4 Be7 12.Qg7 Rf8 13.Rh7 Qb6 14.Bd3 Nc6 15.Na3 Bd7 16.Rb1 (better is 16.Nc2!?+=) 16...Qa5= 17.Nb5 a6 18.Nd6 (18.Bg6!? ab5 19.Bf7 Kd8 20.Bd2-/+) 18...Bd6-+ 19.ed6?? (better is 19.Bd2 Be7 20.Rb7-+) 19...Qc3 20.Bd2 Qd3 21.Rd1 0-0-0 (21...Nd4 22.Qf8 Kf8 23.Bh6 Kg8 24.Rg7 (24.Rd3?? Kh7 25.Bd2 e5-+) 24...Kh8 25.Rd3+/-) 22.Rh3 (22.Be3 Qc3 23.Bd2 Qc2-+) 22...Qe4 23.Re3 Rg8 24.Qf7 (24.Qg8 Rg8 25.Re4 de4 26.g3-+) 24...Qg2 25.Qf4 Rg4 26.Qf6 Qg1 27.Ke2 Nd4 28.Qd4 Qd1! 29.Kd1 Rd4 30.Kc1 Re4 31.Rg3 (31.Re4 de4 32.Be3 Bb5-+) 31...Be8 32.Ba5 Rd6 33.Rg7 b6 34.Bd2 Rc4 35.Kb2 Rd7 36.Rg8 Rd8 37.Bg5 Rc2! 38.Ka3 (38.Kc2 Ba4 Double attack) 0–1. Helin,Mikael (1995) – Hebbes,Tim (2105), Southend op, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

9.Bd3 Nc6

10.0-0 0-0 11.Ba3 Bd7 12.Be7 Nce7 13.Qd2 f6 14.ef6 Rf6 15.Na3 Nf4 16.Ne5 Nc6 17.g3 Nd3 18.Nd3 Be8 19.Qe3 Bg6 20.Nf4 Bf5 21.f3 Qd7 22.g4 Bg6 0–1. Seidel,Michael (2165) – Schumacher,Klaus (1930), DESC, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Ng6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nc6)

10.0-0 0-0 11.Qc2 h6 12.g4 Nh4 13.Nh4 Bh4 14.f4 f5 (14...Bd7!?-/+) 15.gf5+= ef5 16.Ba3 Rf7 17.Nd2 Be6 18.Nf3 Be7 19.Be7 Qe7 20.Qg2 Qe8 (20...Rc8 21.Rfb1+=) 21.Nh4 (21.Rf2 Qc8=) 21...Ne7 22.Kh1 Qc6 23.Ra3 a6 24.Be2 g5 (24...Kh8!?=) 25.fg5+= Rg7 (25...hg5!? 26.Qg5 Rg7+=) 26.g6+/- Rf8 27.Bh5 (27.Rb3 Bd7+/-) 27...Bd7 (better is 27...f4!?+=) 28.Qd2+- Re8 (better is 28...Be8!? 29.Qh6 f4+/-) 29.Qh6 Qb5 30.Rg1 (30.Raa1!? a5+-) 30...Qb2 31.Qc1 Qa1 ½–½. Paczka,Patryk (1860) – Golek,Jagoda (2070), Poznan Poland, 2014. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

10.0-0 0-0 11.Kh1 Re8 12.Rg1 f6 13.g4 fe5 14.gf5 e4 15.Ng5 ed3 16.Qh5 Bg5 17.Bg5 Re7 18.Nd2 (better is 18.Qf3!? Qf8 19.Be7 Ne7 20.Qg3+=) 18...Qe8-/+ 19.Qh4 ef5 (better is 19...Rf7!? 20.f6 g6-/+) 20.Bf6 Rf7 21.Rae1? (better is 21.Bg7 Rg7 22.Rg7 Kg7 23.Rg1 Qg6 24.Rg6 hg6 25.c4+=) 21...Qf8-+ 22.Qh5 Bd7 (22...Rf6?! 23.Re8-/+) 23.Bg5 Re8 24.Rb1 Bc8 25.Rg3 (25.Rbe1 Re1 26.Re1 f4-+) 25...g6 (better is 25...f4!? 26.Rg2-+) 26.Bh6 Qe7 27.Rbg1 Rf6 28.Qh4 Qf7 29.Nf3 f4 30.R3g2 Qe7?? (better is 30...Rfe6-+) 31.Bf4 1–0. Barcsi,Judit (2030) – Kiss,Balazs (2110), Nyiregyhaza op, 2004. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

10.0-0 a6 11.Na3 Bd7 12.Nc2 b5 13.Ne3 Ne3 14.Be3 b4 15.Ra6 Ra6 16.Ba6 bc3 17.Qb3 Qa5 18.Bb5 0-0 19.Bc6 Bc6 20.Rc1 Bb4 21.Rb1 Ra8 22.g3 Ba3 23.Bc1 Bf8 24.Ne1 Ba4 25.Qa2 Bd1 26.Qa5 Ra5 27.Be3 c2 28.Rb8 f6 29.ef6 Kf7 (29...gf6 30.Bh6 Kf7 31.Rf8 Kg6 32.Bd2+=) 30.fg7 Bg7 31.Rc8 Ra1 32.Kg2 Ra2 33.Nf3 Bf3 34.Kf3 Ra4 (better is 34...Kg6-/+) 35.Rc2+= Bd4 36.Rc7 Kg6 37.Re7 e5 38.Rd7 Be3 39.Ke3 Ra3 40.Ke2 Ra2 41.Kf3 Ra3 42.Kg4 h5 43.Kh3 Rd3 44.Kg2 Kf5 45.h4 Kf6 46.Rd6 Kg7 47.Kf1 e4 48.Ke2 Kh7 49.Rb6 Kg7 50.Ra6 Kh7 51.Ra2 Kg6 52.Rd2 Rd2-/+ 53.Kd2 d4 ½–½. Nytra,Matej (1755) – Seidl,Antonin (1955), Morava–ch U16, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

10.0-0 Bd7 11.Na3 h5 12.Nc2 Rc8 13.c4 Nh4 14.Nd2 Na5 15.cd5 ed5 16.Ne3 Qb6 17.g3 Nc6 18.gh4 Qd4 19.Nb3 Qe5 20.f4 Qd6 21.Ba3 Nb4 22.Bb2 (22.Bb4!? Qb4 23.Nd5+-) 22...Bh4 23.Be5 Qh6 24.Bb1 (24.Ra7 Nc6 25.Qa1 Na7 26.Qa7 0-0=) 24...0-0 25.Nd4 (worse is 25.Ra7 Nc6 26.Ng2 Na7 27.Nh4 Rfd8-/+) 25...Rc3? (better is 25...Nc6 26.Nef5 Qg6 27.Kh1 Qg4 28.Qg4 hg4 29.Nh4 f6 30.Nc6 Rc6+-) 26.Ndf5+- Qg6 27.Kh1 Qc6 28.Nd4 Qh6 29.Nef5 Bf5 30.Nf5 Qc6 31.Nd4 Qc4 32.Rg1 Rc8 33.Qh5 Rc1 34.Bh7 Kf8+- 35.Bg7 Ke8 36.Rac1 (36.Rac1 Qc1 37.Bf5 Qg1 38.Kg1 Rc1 39.Kg2 Rg1 40.Kg1 Bf2 41.Kf1 Ke7 42.Qe2 Kd6 43.Bf8 Kc7 44.Qe7 Kb6 45.Qb4 Kc7 46.Qd6) 1–0. Rieger,Martin – Jauernig,Udo (2215), Ruehrgebiet Stadtmeister–ch, 1996. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

10.0-0 g6 11.Na3 h5 12.Nc2 Bd7 13.Bd2 b6 14.c4 Rc8 15.Bf5 gf5 16.cd5 ed5 17.Bf4 Be6 18.Ne3 Qd7 19.h4 a5 20.Ng5 Nb4 21.Qf3 Rc3 22.Ne6 fe6 23.Qg3 Kf7 24.Bg5 Bg5 25.hg5 Kg6 26.Rac1 Rhc8 27.Rc3 Rc3 28.Qh2 Qd8 (28...Kg5? 29.Qg3 Kh6 30.Nf5 ef5 31.Qc3+-) 29.g3 Qg5 30.Ng2 Nd3 31.f4 Qd8 32.Nh4 Kh6 33.g4? (better is 33.Nf3-+) 33...fg4 34.f5 Qg5 35.fe6 Rc1 36.Nf5 Kh7 37.Rc1 (37.Qg2 Ne1 38.e7 Ng2 39.e8Q Rf1 40.Kf1 Qf5 41.Kg2-+) 37...Qc1 (37...Nc1 38.e7 Qg6 39.Nd6+-; 37...Qf5 38.Rc7 Kg6 39.e7+-) 38.Kg2 Qd2 (38...Qd2 39.Kh1 Nf2 40.Qf2 Qf2-+) 0–1. Mercs,Peter J (2085) – Sully,David John (2110), BCF–chT4, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

10.h4 f5 11.Ng5 Bg5 12.Bg5 Qc7 13.Na3 a6 (13...Nce5!? 14.de5 Qc3 15.Kf1 Ne5+=) 14.Nb5!+/- ab5? (better is 14...Qb8!? 15.Nd6 Kd7+/-) 15.Ra8+- 0-0 16.Bb5 Bd7 17.Rf8 Kf8 18.h5 Nge7 19.0-0 (better is 19.h6!? g6 20.Bd3 Qa5+-) 19...Ne5 20.Bd7 (20.de5?! Bb5 21.Re1 Qc3 22.Be7 Ke7=) 20...Ng4 21.g3 Qd7 22.Qb3 Nc8 23.f3 Nf6 24.h6 Nh5 25.Kg2 Qc7 26.f4 g6 27.Ra1 Kf7 28.Ra8 Nf6 (28...Qc6!?+/-) 29.Qb4+- Qc6?? (better is 29...Nd6 30.Bf6 Kf6+-) 30.Bf6 (30.Bf6 Qb6 31.Be7+-) 1–0. Wippich,Markus (1995) – Baumer,Andreas (1820), Nittenau–ch 7th, 2007. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Ng6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nc6)

10.h4 Bh4 11.Bg6 Bf2 12.Kf2 fg6 13.Ba3 +/-.

9.Bd3 Nd7

10.0-0 0-0 11.Ba3 Nb6 (11...Ndb8!?+=) 12.Be7= Qe7 13.Na3 a6 Covers b5 (better is 13...Bd7!?+= looks like a viable alternative) 14.Bh7 Kh7 Black wins a piece 15.Qb1 Kg8 16.Qb6 Bd7 17.c4 (17.h4!?+= might be a viable alternative) 17...Qb4= 18.Rfb1 Qb6 19.Rb6 Na5 (better is 19...Rfb8!?= is noteworthy) 20.cd5+/- ed5 21.Nc2 Rfc8 Black threatens to win material: Rc8xc2 22.Ne3 (22.Ra5?! Rc2 23.h3 Bc6=) 22...Bb5 23.Nd5 Rc4 24.h4+- Ra4 25.Re1 Ra3? 26.Nc7+- Rc8 27.Nb5 ab5 28.Rb5 Ra2 29.Ng5 Rcc2 30.Ne4 Kf8 31.d5 f5? 32.ef6 gf6 33.d6 Re2 34.Re2 Re2 35.Nf6 Re1 36.Kh2 Kf7 37.Ra5 Kf6 38.Rb5 1–0. Silberschlag,Joerg (2245) – Kehres,Thomas (1830), Bad Zwesten op 6th, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.0-0 0-0 11.Re1 a5+=.

10.0-0 0-0 11.Re1 Re8 12.Bf4 Nf8 13.Bg3 Bd7 14.h4 Na5 15.Ng5 Nc4 16.Qh5 Bg5 17.hg5 Bb5 18.Bf4 a6 19.Bc2 Rc8 20.Bc1 Re7 21.Na3 Qa5 22.Nc4? Qa1-+ 23.Bd2 Qa2 24.Ne3 Ba4 25.Qd1 b5 26.Ba4 ba4 27.Ng4 Rb7 28.Kh2 a3 29.Re3 Qb1 30.Nh6 gh6 31.Qg4 Qf5 32.Qh5 Qg6 33.Qh3 hg5 34.Rf3 a2 35.Rf6 a1Q (35...a1Q 36.Rg6 fg6-+) 0–1. Wubs,W – Barsky,Sam (2440), ZSG/Computerij op, 1993. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.0-0 a5 11.Nfd2 +=.

10.0-0 Nb6 11.Nbd2 Bd7 12.Re1 Rc8 13.Nf1 a6 14.Ng3 g6 15.Bh6 Na7 16.Qd2 Bb5 17.Bb5 Nb5 18.Ne2 Kd7 19.Rec1 Qg8 20.Qf4 Bf8 21.Bg5 h6 22.Bf6 Bg7 23.Nd2 g5 24.Qf3 g4 25.Qf4 Bf6 26.Qf6 Qg6 27.Qf4 Ke7 28.Nb3 Nc4 29.Nc5 Rc7 30.Qg3 Rg8 31.Nf4 Qf5 32.Qh4 Qg5 33.Qg3 h5 34.Ne2 h4 35.Qd3 Ne5! 36.Qb1 Nf3! 37.Kh1 Nd2 38.Qb4 Kf6 39.Nd3 Rc4 40.Qa5? Nb3 41.Qb6 Na1 42.Ra1 Nc3 43.Nef4 Rgc8 44.g3 Ne4 45.gh4 Qh4 46.Nd5 Kg7 47.Ne3 Nf2 48.Nf2 Qf2 49.Nc4 g3 (49...g3 50.Qe6 Qh2#) 0–1. Moder,Erhard – Welker,Michael, Oberliga Wuert, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.0-0 Nb6 11.Nfd2 a6 12.Qg4 g6 13.Nf3 h6 14.h4 (14.Ba3 h5 15.Qg3 h4=) 14...Nc4+= 15.h5 N6a5 (better is 15...gh5!? 16.Qg7 Rf8=) 16.hg6+= fg6 17.Bg6 Kd7 18.Bf7 Kc7 19.Be6 h5 20.Qh3 Nb3 21.Ra2 Nc1 22.Rc1 Qf8 (22...Be6 23.Qe6 Qd7 24.Qd7 Kd7 25.Nbd2 Nd2 26.Nd2+/-) 23.Bc8 Rc8 24.Nbd2 Qh6 25.Re1 Nd2 26.Nd2 Kb8 27.Qd7 Bg5 28.Nb3 Rhd8 29.Qh3 Be7 30.Rb1 Qg6 31.Nd2 Rg8 32.Rf1?? (better is 32.Qf3 Rgd8 33.Rbb2+-) 32...Rc3+= 33.Nf3 Rd3 (33...Qe4!? 34.Nd2 Rh3 35.Ne4 de4-+) 34.Rb2 Qg4 35.Qg4 hg4 36.Rfb1 b5 37.Rd2 Ra3 38.Ne1 Ra4 39.Rd3 Ra2 40.f3 Bh4 (40...Bh4 41.fg4 Rg4-/+) 0–1. Chapu,L – Radu,Elena Luminita, It (open), Cappelle la Grande (France), 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

10.0-0 Nb6 11.Re1 Bd7 (11...0-0 12.Qb3=) 12.Qd2 (12.Qc2 Rc8 13.Qb2 0-0=+) 12...a6 (12...0-0 13.h3=+) 13.Qf4= Na7 (13...0-0 14.Qg3=) 14.Qg4 (14.Qg3 Kf8=) 14...g6 (14...Kf8 15.Na3=) 15.h4 (15.Bh6!?+=) 15...h5= 16.Qg3 Rg8 (16...Nb5!?=) 17.Bg5 (17.Ng5 Bb5 18.Qf3 Bd3 19.Qf7 Kd7 20.Ne6 Qe8 21.Nc5 Kc7 22.Qe8 Rae8 23.Nd3 Bh4+=) 17...Bb5+= 18.Bc2 Nc6 (18...Nc4 19.Qf4+=) 19.Qf4 Qd7 (19...Nc4 20.Bh6+=) 20.Be7 (20.Nbd2 0-0-0=) 20...Ne7 (20...Qe7 21.Na3+=) 21.Ng5+- Nf5 (21...Rg7 22.Na3+-) 22.Nh7 0-0-0 23.Nf6 Qc7 (23...Qe7 24.Na3 Ba4 25.Reb1 Bc2 26.Rb6+- (26.Nc2?! Nc4+=)) 24.Ng8 Rg8 25.g3 (25.Na3 Bd7+-) 25...Kb8 26.Na3 (26.Qg5 Nd4 27.cd4 Qc2+-) 26...Qc3+= 27.Bf5 gf5 28.Nb5 ab5 29.Rec1 Qb4 (better 29...Qd3!?+=) 30.Rab1+- Qa4 31.Rc5 (better 31.Kg2!?+-) 31...b4 (31...Rg4 32.Qd2 Rd4 33.Qe2=) 32.Qd2 (32.Qh6 b3 33.Rc3+= (worse 33.Qh5 Qd4 34.Rb3 Qc5 35.Qf7 Rd8 36.Qe6 Nc4-/+)) 32...f4?? (better 32...Nc4 33.Qe1 f4 34.Rb4 Qa3=) 33.Rb4+- Qa6 (33...Qa1 34.Rc1 Qa7 35.Qf4+-) 34.Rcb5 Nc4 (34...Na4 35.Qf4 Rf8 36.Qf3+-) 35.Rb7 (35.Qf4 Rf8 36.Rb7 Qb7 37.Rb7 Kb7+-) 35...Ka8 (35...Qb7 36.Rb7 Kb7 37.Qf4+-) 36.Qc3 (better 36.Qf4 Rf8 37.Rf7+-) 36...fg3 37.fg3 Na5 (37...Qb7 38.Rb7 Kb7+-) 38.R7b5 Rc8 39.Qc8! (39.Qc8 Qc8 40.Ra5 Qa6 41.Ra6) 1–0. Maier,C (2390) – Jankovic,Alojzije (2590), European Blitz, 2016. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

10.0-0 Qc7 11.Ba3 0-0 12.Be7 Ne7 13.Bh7 Kh7 14.Ng5 Kg6 15.Qg4 f5 16.Qg3 Qc6 17.Qh4 Nf6 18.ef6 Ng8 19.fg7 Re8 20.Qg3 Kf6 21.Nf3 Ke7 22.Qg5 Nf6 23.Ne5 Qc7 24.h4 (24.h4 Qd8 25.h5+-) 1–0. Zuzek,Teodoro Jose – Hartman,Sergio, Sinergia, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

10.Ba3 Nb6 11.Qc2 g6 12.h4 Nc4 13.h5 (better is 13.Be7!? Ke7 14.Bc4 dc4 15.Nbd2+=) 13...Na3+= 14.Na3 g5 15.Bh7 Bd7 16.g4 Rc8 17.Bg6 Rh6 18.Bd3 Nb4 19.Qd2 (19.cb4 Rc2) 19...Nd3 20.Qd3 Qa5 21.0-0?? (21.Nc2!? Qc3 22.Qc3 Rc3 23.Ne3-/+) 21...Qc3?? (better is 21...Rc3!? 22.Qd2 Ba3 23.Rfb1-+) 22.Rfd1 Qb2?? 23.Rdb1= Rc3 24.Qd1+/- Qa1 25.Ra1 Ba3 26.Ne1 b5? 27.Qd2+- b4 28.Qg5 Rh8 29.Qg7 Rf8 30.Kg2 Rc1? 31.Rc1+- Bc1 32.Nd3 b3 33.h6 b2 34.Nb2 Bb2 35.h7 Bd4 36.Qf8 Kf8 37.h8Q Ke7 38.Qf6 Ke8 39.f4 a5?? 40.Qh8 Ke7 41.g5 a4? 42.Qh7 Ke8 43.Qb1 Bc5 44.g6 fg6 45.Qg6 Kd8 46.Kg3 a3 47.Qc2 Be7 ½–½. Landsrath,Mario (1745) – Haeussler,Ulrich (1870), Koblenz–ch, 1998. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

10.Na3 0-0 11.h4 h6 12.g4 f5 13.g5 Kh7?? (13...h5 14.g6 Qa5 15.Bb2+=) 14.Qd2?? (better is 14.gh6 Qa5 15.Qc2+/-) 14...h5= 15.g6 Kg6 16.Rg1 Kf7 17.Ng5 Bg5 18.Rg5 g6 19.Nb5 Rg8? 20.Nd6+- Ke7 21.Ba3 Nce5? 22.de5 Ne5 23.Nb7 Ke8? 24.Bb5+- Bd7 25.Nd6 Ke7 26.Nb7 Kf6?? 27.Rg3+- Qc7 28.Qg5 Kg7 29.Qe7 Kh6 30.Bc1 g5 31.Bg5 Kg6 32.Bf4 Ng4 33.Bc7 Bb5 34.Qe6 (34.Qe6 Kh7 35.Qf5 Rg6 36.Qh5 Kg8 37.Qg6 Kh8 38.Be5 Ne5 39.Qh5; 34.Be5 Be8 35.Qe6 Kh7 36.Qe7 Kh6 37.Ra6 Bc6 38.Rc6 Nf6 39.Qf6 Kh7 40.Qh6) 1–0. Perez,Flavio – Truchot,Baptiste, FRA–chT U18 France, 1999. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

10.Qc2 Nb6 11.Nbd2 h6 12.0-0 0-0 13.Ne1 f5 14.g4 Bd7 15.Ng2 Rc8 16.Qb1 fg4-/+ 17.f3 Bg5 18.fg4-/+ Rf1 19.Bf1 Be8 20.Bd3 Ne7 21.h4 Bd2 22.Bd2 Nc4 23.Be1 Qb6 24.Qb6+= ab6 25.Nf4 Bd7 26.Kg2 b5 27.Kg3 Kf7 28.g5 hg5 29.hg5 g6 30.Kf3 Nb2 31.Bb1 Na4 32.Ne2 Rh8 33.Bd2 Kg7 34.Kg2 Rh4 35.Ra2 Nb6 36.Ra7 Bc6 37.Bc1 Rh8 38.Nf4 Na4 39.Ba3 Nc8 40.Ra8 Nab6 41.Ne6 Kh7 42.Rc8! Rc8 43.Nf8 Kg7 44.Ng6 Be8 45.Nf4 Rc3= 46.Be7 Nc4 47.g6 Rb3 48.Bf6 Kg8 49.Bd3 Rd3 50.Nd3 Bg6 51.Nb4 Kf7 52.Kf2 Ke6 53.Ke1 Be4 54.Kd1 Ne3 55.Kd2 Nf5 56.Kc3 Ng3 57.Kd2 Bg6 58.Bd8 Be4 59.Bb6 Kd7 60.Kc3 Nf5 61.Bc5 Kc7 62.Na2 Kc6 63.Bf8 Ng3 64.Kd2 Nf5 65.Kc3 ½–½. Al Hadarani,H1 (2340) – Vasquez,R (2445), ol (men) Elista RUS, 1998.

10.Qc2 h6 11.0-0 0-0 12.Ba3 b6 13.Be7 Qe7 14.Na3 Na5 15.Nb5 Ba6 16.Nd6 Bd3 17.Qd3 Nb8 18.g4 g6 19.Nd2 Qg5 20.h3 Qf4 21.Kg2 Nbc6 22.Rae1 Ne7 23.Re3 Nc4 (better is 23...Nac6!?-/+) 24.N2c4+= dc4 25.Qc4 Nd5 26.Rf3 Qd2 27.Kg3 Qc2 28.Re1 a5 29.Qc6 Qd2 30.Ra1 Qb2 31.Rh1 Ra7 32.Nf7?? (better is 32.Qb5 Qd2 33.Qd3 Qd3 34.Rd3+=) 32...Raf7-+ (32...Rff7?! 33.Qe6 Nc3 34.Qg6 Kf8 35.Qh6 Kg8 36.Qg6 Kf8 37.Rf7 Rf7 38.Qh6 Ke8 39.Qe6 Re7 40.Qc8 Kf7 41.Kg2=) 33.Qe6 Kg7 34.Rf7 Rf7 35.Qd5 Qf2 0–1. Henzelmann,Klaus (2080) – Czech,Ludwig (2070), Oberliga Ost–B, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

10.Nbd2 f6 11.Nh4 (better is 11.ef6 Nf6 12.0-0+=) 11...Nf8 (better is 11...g6 12.ef6 Bf6-/+) 12.Qh5+= Kd7 13.Qf7 Kc7 (13...fe5 14.Qg7 Ng6 15.Bg6=) 14.Ba3 (14.Nhf3!?+=) 14...Nd7= (worse is 14...fe5 15.Qg7 Nd7 16.Be7 Ne7 A) 17.Bh7? Qf8 18.Qf8 Nf8-+ (18...Rf8?! 19.Nhf3=); B) 17.de5+=) 15.Bd6 (15.Qg7 Ba3 16.Ra3 fe5+=) 15...Bd6+= 16.ed6 Kd6 17.Qg7 Qg8 18.Qg3 Qg3 19.hg3 f5 (19...e5 20.Nf5 Ke6 21.g4-/+) 20.g4 fg4 21.Ng6 Re8 22.Rh7 e5 23.Kf1? (better is 23.de5 Nde5 24.Ne5 Ne5 25.Be2-/+) 23...ed4-+ 24.cd4 Nd4 25.Nf4 Nb6 (25...Nc5 26.Bg6 Rf8 27.Ne2 Ne2 28.Ke2-+) 26.Rd1 (26.Rh6 Kc7-+) 26...Bd7 27.Rh6 Kc7 28.Bg6 (28.Rc1 Nc6-+) 28...Rh8 29.Rc1 Nc6 30.Bh7 Bf5! 0–1. Bryan,Jarod J (2225) – Foygel,Igor (2495), Massachusets op, 2000. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

10.Qe2 0-0 11.h4 f5 12.ef6 Nf6 13.Bg5 Qe8 14.Nbd2 Qh5 15.Nf1 Bd6 16.Ng3 Qg4 (16...Qf7!?-/+) 17.Bf6= gf6 18.Bh7 Kh8 19.Nf1 e5 20.Ne3 Qh5 21.Bc2 Bg4 22.Ng4 Qg4 23.Ng1 Qg7 24.Qh5+/- Kg8 25.Rh3 ed4 26.Qd5 Qf7 27.Qd6 Rfe8 28.Ne2 Rad8 29.Rg3 Kh8 30.Qf4 Qf8 31.Rd1 dc3 32.Rd8 Nd8 33.Qf5 Qh6 34.Kf1 Nc6 35.Rg6 Qh4 36.Qf6 Qf6 37.Rf6 Nb4 38.Bb3?? c2+/- 39.Nc1 Rd8 40.Re6 b5 41.Re2 a5 42.Bc2 Rc8 43.Nb3 Nc2 44.Na5 Nd4 45.Re1 b4 46.Rb1 Rc3 47.Ke1 Ra3 48.Nc4 Ra2 49.Rb2 Rb2 50.Nb2 Kg7 51.Kd2 Kf6 52.Ke3 Ne6 53.Ke4 Kg5+/- 54.g3 Kg4 55.Kd5 Ng7 56.Kc4 ½–½. Junge,Kai (2265) – Becker,N, Regionalliga NordN, 1989. (=1.Nf3 e6 2.e4 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.h4 Qc7 11.Ba3 Nb6 12.Ng5 h6 13.Qh5 Ne5 14.de5 (14.Bb5 Kf8 15.de5-/+) 14...Qe5-/+ 15.Kd1 g6 16.Bg6 hg5 (16...fg6 17.Qg6 Kd7 18.Be7 Ke7 19.Nf7+/-) 17.Bf7 Kf8 18.Be7 Ke7 19.Qg6 Qf5 (worse is 19...gh4 20.g3 h3 21.Be8 Re8 22.Rh3-+) 20.Qf5 ef5 21.Bg6 gh4 (21...Rh4?! 22.Rh4 gh4 23.Bh5-+) 22.Re1 Kf6 23.Be8 Rg8 24.Bb5 Rg2 25.Ke2 a6 26.Kf3 Rg8 (26...ab5?! 27.Ra8 Rg4 28.Ra3-+) 27.Bf1 Bd7 28.Nd2 Bc6 29.Ke3 Rae8 30.Kd4 Rg4 31.Kc5 Na4 32.Ra4 Re1 33.Ra2 Rg1 34.Ba6 Ra1 35.Ra1 Ra1 36.Bf1 Rc1 37.Kd4 Kg5 38.Nf3 Kf4 39.Be2 Rc2 40.Bd1 Rf2 41.Nh4 Rd2 (41...Rd2 42.Kc5 Rd1 43.Ng6 Ke4-+) 0–1. Hoy,Ralph (2020) – Kunz,Konstantin (2260), Augsburg Afro op, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

10.h4 f6 11.Ng5 fg5-+ 12.Qh5 Kf8 13.hg5 Qe8 14.g6 h6 15.Na3 Kg8 16.Nb5 Nde5?? (better is 16...Qd8-+) 17.de5= Ne5?? (better is 17...Qd8=) 18.Qe5+- Bf6 19.Qc7 Bd7 20.Nd6 (20.Qb7 Rb8 21.Qc7 Bb5 22.Bb5 Rb5 23.Ra7 Qg6 24.Ra8 Kh7 25.Rh6 Qh6 26.Rh8 Kh8 27.Bh6 Rb1 28.Kd2 gh6 29.Qc8 Kg7 30.Qd7 Kg6 31.Qe6 Rb2 32.Ke3 Rb3 33.Qg8 Bg7 34.Qd5 Rc3 35.Ke4 h5+-) 20...Qd8 21.Qd8 Rd8 22.Bd2 Bc6 23.Nf7 Ra8 24.0-0 Be8 25.Nh8 Kh8 26.Rfb1 1–0. Warbruck,Achim – Prange,Stefan, Oberliga NRW, 1991. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

10.h4 h6 11.Ng1 a6 12.Qg4 Nde5 13.de5 Ne5 14.Qe2 Nd3 15.Qd3 Bh4 16.Nf3 Bf6 17.Bf4 Bd7 18.Na3 Qa5 19.Kd2 Rc8 20.Ne5 Qb6 21.Qd4 Qd4 22.cd4 Ba4 23.Rac1 0-0 24.Nc2 Bc2 25.Rc2 Rc2 26.Kc2 Rc8 27.Kd3 Be5 28.Be5 f6 29.Bg3 Kf7 0–1. De Vlieger,J – Douwes,Ise, Groningen 2–Utrecht, 1987. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nec6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nd7)

6.a3 Nf5

7.c3 bc3 8.Nc3 Nc6 9.Rb1 Qa5 10.Bd2 =+.

7.Be2 Nc6 8.0-0 Qb6 9.Be3 f6 10.Bd3 =+.

7.h4 Nc6 8.g4 Nh6 9.Bh6 gh6 10.ab4 Bb4 11.c3 Bf8 12.Bd3 Bd7 13.g5 Qb6 14.Ra2 0-0-0 15.Nbd2=+ Be7 16.Qe2 Rdg8-/+ 17.Qe3 hg5 18.hg5 Qd8 19.Rh5 Rg7 20.Ke2 Rhg8 21.Ra1 Bg5 22.Ng5 Rg5 23.Rh7 R5g7 24.Rh6 Qg5 25.Nf3 Qe3-/+ 26.Ke3 a5 27.Nd2 Kc7 28.Nf1 Rg1 29.Ra3 a4! 30.Ng3 Na5 31.Rh7 Rf8 32.Nf1 Nb3 33.f3 Nc1 34.Kf2? Rfg8 35.Rf7 Nd3 36.Ke3 Nb2 (36...Nb2 37.Ra2 Nc4 38.Kf4 Rf1-+) 0–1. Bryan,J (2280) – Atalik,S (2530), US Open Framingham, 2001.

7.h4 Be7 8.g4 Nh4 9.Nh4 Bh4 10.ab4 Nd7 11.Bb5 a6 12.c3 Rb8 13.Ba4 b5 14.Bc2 Bb7 15.Qd3 Nb6 16.Nd2 h6 17.Nf3 Be7 18.g5 Kd7 19.gh6 gh6 20.Ke2 (20.Bh6 Bf8 21.Qe3 Qc8-/+) 20...Qf8 21.Bd2 Nc4 22.Bb3 Kc7 23.Rh5 Ra8 24.Rah1 a5 25.ba5 Ra5 26.Bh6 Qa8 27.Bg5 Rh5 28.Rh5 Bg5 29.Ng5+- Ra1 30.Qf3 Qa3+/- 31.Qf7 Kb8 32.Ne6 Qc1? 33.Nc5?? Qe1 34.Kf3 Nd2 35.Kg4 Qg1? 36.Kh4+- Bc8 37.e6 Qg2?? 38.Qf4 Ka8 39.Bd5 (39.Bd5 Qd5 40.Rd5 Rh1 41.Kg5+-) 1–0. Moeldner,Juergen – Dittmar,Peter (2310), Liechtenstein op, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

7.ab4 Bb4

8.c3 Be7

9.Ba3 0-0 10.Bd3=+ ½–½. NN – NN, 2008.

9.Bd3 0-0 10.g4 Nh4 11.Nh4 Bh4 12.0-0 f6 13.g5 fg5 14.Qh5 Rf5 (better is 14...g6!? 15.Bg6 Qe7+=) 15.Bf5= ef5 16.Qe2 Be6 17.Na3 Nc6 18.Nb5 Qd7 19.Nd6 f4 20.Kh1 Bh3 21.Rg1 Rf8 22.Qb5 (22.f3 Be6=) 22...Qe6 (22...Bf2 23.Rg5 Qe7 24.Qd5 Be6=) 23.Ra2 f3 24.Be3 Bg2 25.Rg2 fg2 26.Kg1 a6 27.Qe2 (better is 27.Qb3!?+=) 27...Qh3-+ 28.c4?? Bg3! (28...Bg3 29.fg3 Rf1 30.Qf1 gf1Q) 0–1. Schulz,Michael – Sevcik,Vladimir, Rostock–B, 1982. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

9.Bd3 0-0 10.h4 g6 11.g4= Nh4 12.Rh4 Bh4 13.g5 h6 14.Nh4 hg5 15.Nf3 f6 16.Qe2 g4 17.Nh4 f5 18.Ng6 Rf7 19.Be3 Rh7 20.Nd2 Rh1 21.Nf1 Kf7 22.Nf4 a5 23.Qd2 b5 24.Ne2 Ba6 25.Neg3 Rh8 26.Bg5 Qb6 27.Bf6+/- Rh7?? 28.Nf5!+- ef5 29.Bf5 Nd7 30.Bh7 Nf6 31.Qf4 Re8 32.Ne3 Bb7 33.Ng4 Re6 34.Nf6 (34.Nf6 Ke7 35.Qg5 Rf6 36.Kd2+-) 1–0. Wirig,A (2220) – Horber,JM (2105), Open, Cannes FRA, 2000.

9.Bd3 Qb6 10.g4 Nh6 11.h3 Ng8 12.0-0 a6 13.Na3 Bd7 14.Rb1 Qc7 15.Qb3 b5 16.Qa2 Ba3 17.Qa3 Ne7 18.Bb5 Bb5 19.Rb5 0-0 20.Bg5 Nbc6 21.Rc5 Rfc8 22.Rc1 h6 23.Be7 Qe7 24.c4 dc4 25.R1c4 Qe8 26.g5 hg5 27.Ng5 Ne7 28.Rc8 Nc8 29.Rc7 Nb6?? 30.Qd3+- g6 31.Rf7 Nd5 32.Qg6 (32.Qg6 Kh8 33.Rh7) 1–0. Prakash,Om – Vontina,Maria, OP–2010-0-01273, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

9.Bd3 Bd7 10.0-0 0-0 11.Qc2 Nc6 12.g4 Nh6 13.Bh7 Kh8 14.Bh6 gh6 15.Kg2 f5 16.ef6 Bd6 17.g5 hg5 18.Qg6 Qf6 19.Ng5 Bf4 20.Qf6 Rf6 (20...Rf6 21.h4 Rh6 22.Nf7 Kh7 23.Nh6 Kh6-+) 0–1. Hiaja,Herve – Hargreaves,Richard, M1–2009.T28.02, 2009.

9.Bd3 Nh4 10.Nh4 Bh4 11.Nd2 Qc7 12.Qb3 Bg5 13.0-0 Nc6 14.f4 Be7 15.Nf3 Bd7 16.Ba3 Na5 17.Qc2 Ba3 18.Ra3 Nc4 19.Bc4 Qc4 20.Rb1 Bb5 21.Ra5 a6?? 22.Rbb5!+- 0-0 23.Rb7 Rac8 24.Ra3 Qc6 25.Qb3 h6 26.h3 h5 27.Kh2 a5 28.Ra5 Rfe8 29.Rc5 Qa6 30.Rc8 Rc8 31.Rb8 Rb8 32.Qb8 Kh7 33.Qf8 Qd3 34.Ng5 Kh6 35.Qf7 Qg6 (35...Qg6 36.Qg8 Qg5 37.fg5 Kg6 38.Qe6 Kh7 39.Qf5 g6 40.Qd7 Kh8 41.e6 Kg8 42.e7 Kf7 43.e8Q) 0–1. egomi (1615) – killerskull, kurnik, 2011.

9.g3 Bd7 10.Bd3 Nc6 11.h4 h6 12.Kf1 a6 13.Nbd2 Na5 14.Kg2 b5 15.g4 Nh4 16.Nh4 Bh4 17.Rh4 Qh4 18.Ra5 f5 19.Ba3?? Kf7?? 20.Nb3 h5 21.gf5+/- ef5 22.Nc5 Bc8 23.e6 Kf6 24.Qe1 Qg4 25.Kf1 Qh3 26.Ke2 Be6? 27.Kd2+- Rhe8 28.Bb5! Re7 29.Nd7!! Kf7 30.Ne5 Kf6 31.Be7 Ke7 32.Ng6 (32.Ng6 Kf6 33.Nf4+- (33.Ba6?! Qh2+-)) 1–0. Helin,M (2135) – Sjodin,Be (2165), ELO Stockholm SWE, 2000.

9.h4 h5 10.Bd3 Nc6 11.Bg5 a6 12.Nbd2 Qc7 13.Nf1 Bd7 14.Ne3 Ne3 15.fe3 Bg5 16.Ng5 f6 17.Bg6 Ke7 18.Nf7 Rhf8 19.Qh5 Nd8 20.Nd8? (better is 20.ef6 gf6 21.Nd8 Qc3 22.Kf2 Kd8 23.Rac1 Qd2 24.Qe2 Qe2 25.Ke2-/+) 20...Qc3-+ (20...Qd8 21.Qh7 Rg8 22.ef6 Kf6 23.Rf1 Ke7 24.Bf7+-; 20...Rad8?! 21.Ra3 Be8 22.Rf1=; 20...Kd8?! 21.Ra3+=; 20...Rfd8 21.Ra3 Rh8 22.Qg4+=) 21.Kf2 Rad8 22.Rhe1 fe5 23.Kg3? ed4 24.Rac1 Qa3 25.Qe5 Rf6 26.h5 de3 27.Rc3 Qb4 28.Rb1 Rg6! 29.hg6 Qb1 30.Qc7 Qe1 31.Kh3 e5 32.Kh2 Qc3! (32...Qc3 33.Qc3 Rh8 34.Kg1 Ke6 35.Qe3 Rh6-+) 0–1. Perez,Fl (2275) – Nezar,M (2390), TOP, 2009. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

9.h4 h5 10.g3 Nc6 11.Bd3 0-0 12.0-0 g6 13.Bg5 Bg5 14.Ng5 Nce7 15.Re1 Kg7 16.Re2 Bd7 17.Rea2 a5 18.Qe2 Qc7 19.Bb5 (19.Ra3 Nc6=+) 19...Bb5-/+ 20.Qb5 b6 21.Kg2 Rfc8 22.Qe2 Qc6 23.Rb2 Rc7 24.Nf3 Nc8 25.Qd2 Qe8 26.Ne1 b5 27.Na3 b4 (27...Rb8!?=+) 28.cb4= ab4 29.Rb4 Rca7 30.Qb2 Nce7 31.Nf3 Nc6 32.Rb3 Ra4 33.Nc2 Ra1 34.Na1 Na5 35.Ra3 Nc4 36.Ra8 Qa8 (36...Nb2?? 37.Re8 Nc4 38.Nb3+-) 37.Qc1 (37.Qb1!?=) 37...Qa2-/+ 38.Kg1? (better 38.Nc2-/+) 38...Qe2-+ 39.Qc3 (39.Ng5 Nd4 40.Kg2-+) 39…Nfe3! (39...Nfe3 40.fe3 Ne3 41.Qe3 Qe3 42.Kg2 Qe2 43.Kg1 Qf3-+) 0–1. Popadic,Dr (2185) – Kalezic,B (2445), TCh–MNE Premier (5), 2018. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Nf5 7.ab4 Bb4 8.c3 Be7)

9.Bd3 Nc6

10.0-0 Rb8 11.g4 Nh4 12.Nh4 (12.Be3 Ng6 (12...Nf3 13.Qf3 Ra8 14.Nd2 0-0 15.Qh3 g6 16.Bh6 Re8 17.Qe3 a5+= –0.47; 12...0-0 13.Nh4 Bh4 14.Nd2 Be7 15.f4 f6 16.Nf3 Ra8 17.Qb1 h6+= –0.50) 13.Qe2 a6 14.Nfd2 b5 15.f4 Nf8 16.f5 Qd7 17.Qf3 Nd8+= –0.53; 12.Nbd2 Ng6 (12...h5 13.Nh4 Bh4 14.gh5 Qg5 15.Kh1 Qh5 16.Qh5 Rh5 17.Nf3 Be7-/+ –0.78; 12...Nf3 13.Nf3 Bd7 14.Ba3 0-0 15.Be7 Qe7 16.g5 b5 17.Qc2 Kh8+= –0.66; 12...Ra8 13.Ba3 Ba3 14.Ra3 Ng6 15.Bg6 hg6 16.c4 b6 17.Qb1 Bb7+= –0.66) 13.Ba3 Nf4 14.Bb5 a6 15.Be7 Qe7 16.Bc6 bc6 17.Kh1 g5-/+ –1.13; 12.Qe2 Nf3 (12...0-0 13.Nh4 Bh4 14.Ba3 Be7 15.f4 Ra8 16.g5 f5 17.ef6 gf6= 0.00; 12...Ra8 13.Nh4 Bh4 14.f4 Bd7 15.g5 Qb6 16.Kg2 Na5 17.Ra2 Nc4+/- 1.16; 12...Ng6 13.Qe3 b5 14.Ba3 a5 15.Be7 Qe7 16.Nbd2 Qc7 17.Rfb1 b4+= –0.41) 13.Qf3 b5 14.Be3 0-0 15.Nd2 f6 16.Qe2 a6 17.ef6 Bf6-/+ –1.16) 12...Bh4 13.f4 Be7 (13...h5 14.g5 f6 15.Bg6 Kd7 16.Bh5 f5 17.Bf3 b5= 0.09) 14.f5 (14.Nd2 h5 15.g5 Qb6 16.Kg2 Bd7 17.g6 Qc7+= –0.28) 14...b5 (14...h5 15.f6 gf6 16.ef6 Bd6 17.g5 Qc7+= –0.50) 15.Qf3 (15.Bf4 Rb6 16.Nd2 b4 17.cb4 Nb4-/+ –0.78) 15...b4 16.f6 (16.Be3 b3 17.c4 h5-/+ –1.03) 16...gf6 17.ef6 Bf8 (17...Bd6-/+ –1.25) 18.Bf4 Rb6 19.Qe3 a5 (19...Qf6 20.Be5 Ne5 21.Rf6 Ng4 22.Qf4 Nf6 23.Qc7 Rg8 24.Kh1+-) 20.h4 Ba6 (20...Qf6 21.Bc7 Qh4 22.Qf4=) 21.Ba6 Ra6 22.g5 Qb6 23.Rd1 a4 24.cb4 Bb4 25.Nc3 Bc3 26.Qc3 0-0 27.Rab1 Qa7 28.Kh1 a3 29.Bd6 Ra8 30.h5 Nd4-+ 31.Rd4 Rd6 32.g6 a2 33.Ra1 Qa3 34.Qc7 hg6 35.hg6 Qh3 36.Kg1 Qg3 37.Kh1? Qf3-+ 38.Kh2?? Qh5 39.Kg3 Ra3 40.Kf2 Rf3 41.Ke1 Qe5 (41...Qe5 42.Kd1 Qd4 43.Kc1 Qe3 44.Kd1 Rf1 45.Kc2 Rf2 46.Kd1 Qd2) 0–1. Olsarova,Tereza (2250) – Baciu,Diana (2125), World Girls U20 Championship Czarna Poland, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.0-0 Bd7 11.Na3 a6 12.Nc2 Na5 13.Ne3 Ne3 14.fe3 Bb5 15.Ne1 (15.Bb5 ab5 16.Qd3 Nc4 17.Ra8 Qa8+=) 15...0-0 16.Rf3 (16.Bb5!? ab5 17.e4+=) 16...Bd3-/+ 17.Nd3 Rc8 18.Bd2 Nc4 19.Rg3 f5 20.Nf4 Rc6 21.Be1 Bg5 22.Qh5 Bf4 23.ef4 Qe8 24.Qh4 Rb6 25.Rg5 Rb2 26.Qh3 a5 27.g4 fg4 28.Qg4 Qf7 29.Bg3 b5 30.Re1 a4 31.f5 a3 32.f6 g6-+ 33.h4 Kh8 34.h5 gh5 35.Qf4 a2?? 36.Rg7= Qg7 37.fg7 Kg7 38.Qg5 Kh8 ½–½. Dankert,Peter (2365) – Hort,Vlastimil (2575), Bundesliga, 1981. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

10.0-0 h5 11.Na3 g6 12.h3 Bd7 13.Ra2 a6 14.g4? hg4-+ 15.hg4 Nh4 16.Nh4 Rh4 17.f4 Qb6 18.Rff2 0-0-0 19.Bf1 Rdh8-+ 20.Bg2 Qc7 21.Nc2 Na5 22.Ne3 Bb5 23.f5 gf5 24.gf5 Nc4 25.Nf1 Qd8 26.f6 Qg8 27.Rf3 Bf8 28.Rg3 Qh7 29.Bf3? Bh6 30.Bg2?? Qb1 31.Rc2 Ba4 32.Bd5 ed5 33.Qf3 Qc2 34.Qd5 Bc6 35.Rg2 Rh1! (35...Rh1 36.Kh1 Be3 37.Nh2 Qc1 38.Rg1 Bd5#) 0–1. Perez,Fl (2205) – Gentilleau,JP (2265), Scheveningen, Monte Carlo MNC, 2004.

10.Ba3 0-0 11.g4 Nh4 12.Nh4 Ba3 13.Ng2 (13.Ng6 fg6 14.Na3 Qh4-/+) 13...Be7-/+ 14.h4 f6 15.ef6 Rf6 (better is 15...gf6!? 16.Ne3 a5-/+) 16.g5= Rf7 (better is 16...Rf5!?=) 17.Bh7!+/- Kh7 18.Qh5 Kg8 19.g6 Bd6 20.gf7 Kf8 21.0-0 (21.Rg1!? Qf6 22.Ne3 Qf7 23.Qh7+/-) 21...Qf6 22.f4 Qf7 23.Qf7+= Kf7 24.Nd2 Ne7 25.Nf3 Nf5 26.Ne5 Ke7 27.Rf3 Bd7 28.Nd7 Kd7 29.Rh3 a5 30.Ne3 Ne3-/+ 31.Re3 Bf4 32.Rf3 e5 33.de5 Be5 34.Ra2 Kc6 35.Kf2 Kc5 36.Ke2 Kc4 37.Rb2? b5-+ 38.Rc2 a4 39.Kd2 a3 40.Ra2 Kb3 41.Ra1 a2 42.Kc1 Bc3 0–1. Kocian,Miroslav – Vogt,Lothar (2500), Lenk op, 1990. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

10.Ba3 a6 11.Be7 Qe7 12.Na3 Rb8 13.Nc2 f6 14.ef6 Qf6 15.0-0 0-0 16.Qe2 Bd7 17.Ne5 Ne5 18.de5 Qe7 19.Bf5 ef5 20.Nd4 f4 21.e6 Bb5 22.Nb5 ab5 23.f3 Rfe8 24.Rfe1 Qc5 25.Kh1 Qc3 26.Qb5 Qc6 27.Qb4 Re6 28.Re6 Qe6 29.Qf4 Re8 30.h3 Qe5 31.Qa4 b5! 32.Qa5 d4 33.Rb1 d3 34.Rd1 Qd5 35.Qc3 Rd8 36.Rd2 Qc4 37.Qa5 Rd7 0–1. Torgersen,T (2075) – Westerinen,H (2355), Svein Johannessen Mem, Oslo NOR, 2008. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.Na3 Qa5 11.Bb2 Qb6 12.Qe2 Bd7 13.0-0 0-0 14.g4 Nh4 15.Nh4 Bh4 16.f4 Be7 17.f5? (better is 17.Rfb1!?-/+) 17...Ne5-+ 18.Bb1? (18.Qe5 Qb2 Deflection (18...Qb2 Overloading)) 18...Nc4! 19.Nc4 dc4 20.f6 gf6 (20...Bf6?! 21.Qc2 Bd4 22.cd4=) 21.Rf6? (better is 21.Rf2-+) 21...Bf6 22.Qc2 Bd4! 23.cd4 f5 24.gf5 ef5 25.Kf1 Rf7 26.d5 h6 27.Ra3 c3! 28.Qc3 Bb5 29.Kg2 Qg6 30.Kh1 Kh7 31.Qd4 Re8 32.Re3?? Bf1?? 33.Rg3+= Qf6?? 34.Bf5! Qf5 35.Rg7 (35.Rg7 Kh8 36.Rg8 Kg8 37.Qh8) 1–0. Kanonenberg,Wilhelm – Rehe,Walter, Regionalliga NordS, 1988. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.h4 h5 11.Nbd2 Bd7 12.Qb3 Na5 13.Qa2= b6 14.Bf5 ef5 15.Qd5 Be6 16.Qb5 Qd7 17.Qd3 Rc8 18.Ba3 Ba3 19.Ra3 Nc4 20.Nc4 Bc4 21.Qe3 a5 22.Ra1 Rh6 23.Kd2 a4 24.Rhe1 b5 25.e6 Re6 26.Qg5 Kf8 27.Ne5 Re5 28.Re5+= b4 29.Qh5 bc3 30.Kc1 Kg8 31.Qf5 Be6 32.Qe4 Rb8 33.d5?? Qb5-/+ 34.Ra2 Qb3 35.de6 Qa2 36.ef7 Qf7 37.Qa4= Kh8 38.Qe4+= Rf8 39.f3 Qb3? 40.Rh5+- Kg8 41.Qh7 Kf7 42.Rf5 Ke8 43.Qg6 Kd7 44.Qg7 Kc6 45.Rf6 Rf6 46.Qf6 Kc7 47.Qe7 Kc6 48.Qe4 Kc7 49.Qh7 Kc8 50.Qc2 Qa3 51.Kb1 Qb4 52.Ka2 Qc4 53.Ka3 Kc7 54.h5 Qc5 55.Kb3 Qh5 56.Qc3 Kd7 57.Qg7 Kc6 58.Qf6 Kb7 59.Qe7 Kb6 60.Qe6 Kb7 61.Qe4 Kc7 62.g4 Qg5 63.Kc3 Qc1 64.Kd4 Qd1 65.Ke5 Qg1 66.Kf5 1–0. Kuijpers,PCA – Bodicker,R (2155), 6th HZ Open, Vlissingen NED, 2002.

10.h4 h5 11.Bg5 Rb8 12.Nbd2 Bd7 13.Nf1 b5 14.Bf5 ef5 15.Ne3 Be6 16.Qd3 Qd7 17.0-0 0-0 18.Ra6 Rfc8 19.Rb1 Bf8 20.Bf4 b4 21.c4? (better is 21.Raa1-/+) 21...dc4-+ 22.Nc4 Bc4?? (better is 22...b3 23.Qf1 Nd4-+) 23.Qc4-/+ Ne7 24.Qa2 Qd5 25.Ra7 Qa2 26.Ra2 Nd5 27.Bd2 Ra8 28.Rab2 Exerts pressure on the isolated pawn 28...Rc4 29.Kf1 Rac8 30.Ke2 Be7 31.Ra1 Kf8 32.g3 Ke8 33.Ra5 Rd8 34.Kd3 Rcc8 35.Ra7 Rd7 36.Ra6 Rdc7 37.e6 fe6 38.Re6 1–0. Rahls,Peter – Buchenau,Frank (2350), BL2–N, 1989. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.h4 h5 11.Bg5 Bd7 12.Qb3 Na5 13.Qa2 Nc4 14.Bc4 dc4 15.Qc4 Bc6 16.Nbd2 Qd7 17.Be7 Ne7 18.Qd3 Nf5 19.Ne4 ½–½. Claesen,Jeroen – Strachan,Jan (2250), Hallsberg op U18, 1991. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

10.0-0 0-0

11.Qc2 f6 +=.

11.Qc2 h6 +=.

11.Nbd2 b6 12.g4 Nh4 13.Nh4 Bh4 14.f4 f6 (14...Be7!?+= is an interesting idea) 15.Ba3 White threatens to win material: Ba3xf8 15...Rf7 Black's piece can't move: h4 16.Qe2 (16.Nf3!? fe5 17.fe5+=) 16...fe5= 17.fe5 Rf1 18.Rf1 Be7 Black threatens to win material: Be7xa3 19.Bc1 (19.Be7 Qe7 20.Ne4 Bd7+=) 19...Bd7 20.Nf3 Be8 21.Qc2 g6 Consolidates f5 22.Bh6 Bf7 23.Qd2 Qd7 24.h4 Rc8 25.Ng5 Bg5 26.Qg5 White has a# threat 26...Qe7 27.Rf6 White plans h5. The white rook is well posted. 27...Kh8 Black king safety improved 28.Qf4 Nd8? 29.h5+/- Rc3? 30.hg6+- hg6 31.Bg6 Qa3?? an oversight. But Black was lost anyway. 32.Rf7+- Qa1 33.Kg2 Qb2 34.Qf2 Rc2 35.Bc2 Nf7 36.Qf6 (36.Qf6 Kg8 37.Qg7) 1–0. Koskinen,Erkki – Syrjanen,Jukka, Vantaa op, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

11.g4 Nh4 12.Nh4 Bh4 13.f4 Be7 14.Qc2 g6 15.f5 ef5 16.gf5 Bf5 (better is 16...f6 17.e6 gf5=) 17.Bf5+- gf5 18.Bh6 Kh8 19.Kh1?? (better is 19.Bf8 Qf8 20.Qf5+/-) 19...f6 (better is 19...Rg8 20.Qf5 Rg6+=) 20.e6 0–1. Lopez,Man (1985) – Fedorchuk,S (2630), Aix les Bains FRA, Grand Prix FFE, 2012.

11.g4 Nh4-/+ 12.Nh4 Bh4 13.f4 Be7 14.g5 f5 (better is 14...a5+=) 15.gf6+- gf6 16.Bh7 Kh8 (16...Kh7 17.Qh5 Kg7+-) 17.Qh5 (17.Qh5 Rf7 18.Bg6 Kg8 19.Bf7 Kf8 20.Bg6 Kg8 21.Qh7 Kf8 22.Qh8#) 1–0. Danielczyk,Emmanuel – Anderton,David W (2230), Isle of Man op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

11.g4 Nh6 12.Bh6+= gh6 13.Qc2 f5 (13...Kg7 14.Nbd2+=) 14.gf5= ef5 15.Kh1 Kh8 16.Rg1 Be6 17.Nbd2 Rc8 18.Qa2 b6 19.Rg2 Na5 20.Nb3 Nb3 21.Qb3 Rc7 22.Qb2 Rg8 23.Rg8 Qg8 24.Rg1 Qf7 25.Ne1 Bg5 26.Nf3 Bf4 27.Be2 Qf8 28.Ne1 Bg5 29.Nd3 Qc8 30.f4 Be7 31.Rc1 Qd8 32.Qb3 Qc8 33.Bf3 Qd8 34.Rg1 Bf8 35.Nb4 Increasing the pressure on the isolated pawn on d5 35...Bb4 36.Qb4 Qe7 37.Qb2 Qh4 38.Qg2 Qd8 39.c4!+- dc4 40.d5 Bg8?? 41.d6 (41.d6 Rd7 42.e6 Qg5 43.ed7 Kg7 44.d8Q Bf7 45.Qb2 c3 46.Qc3 Kg6 47.Qcf6#) 1–0. Boricsev,Oleg (2350) – Zatonskih,Anna (2235), Balatonbereny op, 1994. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.a3 Ng6

7.h4 ba3 8.h5 Ne7 9.Ba3 Nf5 (9...a5!?+=) 10.Bf8= Kf8 11.g4 (11.Bd3 Nc6 12.Bf5 ef5=) 11...Ne7 (11...Nh6 12.Rh4+=) 12.Bd3 (12.h6 gh6 13.Qd2 Ke8=) 12...Nbc6 (12...h6 13.Kf1+=) 13.c3 (13.h6 Ng8 14.hg7 Kg7+/-) 13...b6 (13...h6 14.Kf1+=) 14.Qd2 (14.h6 Na5=) 14...a5 (14...h6 15.g5+=) 15.Qf4 (better is 15.h6 Ng8 16.Bb5+=) 15...Qd7?? (better is 15...h6-/+) 16.Ng5+- Nd8?? (16...Nf5 17.gf5 ef5 18.h6+-) 17.Nh7 (17.h6 Ng8 18.hg7 Kg7 19.Nh7 Qe7+-) 17...Kg8?? (17...Rh7 18.Bh7 Qb5+-) 18.h6 Ng6 (18...Nf5 19.gf5 Rh7 20.fe6 Rh6 21.Qh6 gh6 22.ed7 Bd7 23.Rh6 Rb8+-) 19.Bg6 fg6 20.Qf8 (20.Qf8 Kh7 21.hg7) 1–0. Narmontas,Raimondas (2150) – Alekberovas,Anaras, Klaipedai, 2002. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

7.h4 Be7 8.h5 Nf8 9.ab4 Bb4 10.c3 Be7 11.Ba3 Nc6 12.Be7 Qe7 13.Na3 a6 14.h6 g5 15.Rh5 Rg8 16.Bd3 Rb8 17.Qd2 b5 18.Rg5 Rg5 19.Qg5 Qg5 20.Ng5 b4 21.cb4 Nb4 (better is 21...Nd4!? 22.Nh7 Nh7 23.Bh7 Nc6+/-) 22.Bh7+- Nh7 23.Nh7 Nd3 24.Kd2 Nf4 (better is 24...Nf2 25.Nf6 Kf8+-) 25.Nf6 Kf8 26.g3 Ng6 27.Rb1 Rb1 28.Nb1 Ke7 29.Nc3 Bd7 30.f4 Kd8 31.h7 Kc7 32.Nd7 Kd7 33.Na4 Ke7 34.g4 Nh8 35.f5 1–0. Mafra,Luis Kaiser (2140) – Guimaraes,Mauro Cesar, Brasilia Taca op, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.a3 Ng6)

7.h4 Be7 8.h5+= Nf8 9.ab4 Bb4 10.c3 Be7 11.Rh3 Nc6 12.Rg3 g6 13.Na3 a6 (13...gh5 14.Nb5 h4 15.Rg7=) 14.Nb5 (14.Bd3 Qc7 15.Kf1 Bd7+/-) 14...Rb8= (14...gh5 15.Ng5 Ng6 16.Qh5+-) 15.Nd6 Bd6 16.ed6 Qd6 17.Qd2 Rg8 (17...Nd7!? 18.Qh6 Qf8+=) 18.Qh6+= Qe7 19.Bd3 b5 20.Kf1 Rb6 (20...a5 21.Kg1+=) 21.Bf4 (21.Ba3 b4 22.cb4 Nb4+/-) 21...a5 22.Re1 (22.Ne5!? Ne5 23.de5+=) 22...b4= 23.c4 (23.cb4 ab4 24.hg6 hg6+=) 23...dc4+= 24.Bc4 Ba6 (24...b3!? 25.d5 b2+=) 25.Ba6= Ra6 26.d5 Nd8 27.Nd4 (27.Nd2 f6 28.hg6 hg6 29.d6-/+) 27...Qc5+= 28.de6 Nde6 29.Be5 g5 30.Kg1= Kd7? 31.Qf6 Qe7?? 32.Qf3+- Nc5 33.Qd5 Kc8 34.Nf5 Qa7 35.Nd6 Rd6 36.Bd6 Nfe6 37.Rc1 Re8 38.Bc5 Nc5 39.Rc5 Kb8 40.Rb5 Kc8 41.Qc6 (41.Qc6 Qc7 42.Qe8 Qd8 43.Rc5 Kb7 44.Qd8 a4 45.Qc7 Ka6 46.Ra5) 1–0. Termeulen,Albert (2125) – Corstjens,Rolf (1815), Leiden NED, 2014. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 Ne7 6.a3 Ng6)

7.h4 h5!? +=.

7.ab4 Bb4

8.c3 Be7 9.Bd3 0-0 10.Qc2 Qb6 11.h4 h6 (better is 11...Re8=) 12.h5 Nf4? (better is 12...Ne5 13.de5 Nd7+/-) 13.Bf4+- Nc6 14.Na3 a6 15.Rh3 Qd8? (15...a5+-) 16.Rg3 Kh8 17.Qd2 Bd7 (17...Re8 18.Bh6! Bf8+-) 18.Bh6! Rg8 (18...gh6 19.Qh6 Mate attack) 19.Bg7! Rg7 (19...Rg7 20.Qh6 Mate attack) 20.Qh6 Kg8 (20...Rh7 21.Qh7) 21.Qg7 1–0. Bateman,Ron – Vontina,Maria, RN–2010-0-00316, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

8.c3 Be7 9.Bd3 Nc6 10.0-0 f6 11.ef6 Bf6 (11...gf6!? 12.Re1 Rg8+=) 12.Re1= Kf7 13.Ba3 Qc7 14.Nbd2 (14.Qd2 Nf4=) 14...e5 15.Bg6 hg6 (better is 15...Kg6 16.de5 Ne5 17.Ne5 Be5+=) 16.de5+/- Ne5 17.Ne5 Be5 18.Nf3?? (better is 18.Qf3 Bf5 19.Qd5 Kf6 20.f4 Bf4 21.Be7 Qe7 22.Re7 Bh2 23.Kf2 Ke7 24.Qb7 Bd7 25.Re1 (25.Ra7?! Ra7 26.Qa7 Rf8 27.Ke2 Re8+-) 25...Kd6 26.Ne4 Ke7 27.Nc5 Kf6 28.Qd7 Rhf8 29.Re4 Rae8 30.Re8 Re8 31.Qe8 Bg1 32.Kg1 Kf5 33.Qe4 Kf6 34.Qe6 Kg5 35.Ne4 Kf4 36.Kf2 a5 37.g3#) 18...Bh2-/+ 19.Kf1 (better is 19.Kh1!? Bd6 20.Kg1+=) 19...Qc4-+ 20.Qe2 b5?? (better is 20...Qe2!? 21.Re2 Bf4-+) 21.Qc4 dc4 22.Re7?? Kf6-/+ 23.g3 Bg3 24.fg3= Bg4 25.Kf2+= a5 26.Rb7 Rhf8?? 27.Be7 Ke6 28.Re1 Kd5 29.Rb5 Kc6 30.Rc5 (30.Rc5 Kd7 31.Bf8 Rf8 32.Rd1 Ke7 33.Re5 Kf7 34.Rd4 Bf3 35.Rf4 Kg8 36.Rf8 Kf8 37.Kf3+-) 1–0. Llaneza Vega,Juan A – Gonzalez Blanco,Luis M, Santa Clara, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

8.c3 Be7 9.Bd3 Nc6 10.g3 f6 11.ef6 Bf6 12.Qc2 0-0 13.h4 e5 14.Ne5 (14.h5 Bg4 15.Ng1= (worse is 15.hg6 Bf3 16.gh7 Kh8-+)) 14...Nce5 15.de5 Ne5 16.Bh7 Kh8 17.Bg5 (17.h5 Qe8 18.Kf1 Bg4-/+) 17...Nc6 (better is 17...Qe8!? 18.Be3 g6 19.Bg6 Ng6-+ (worse is 19...Qg6 20.Qg6 Ng6 21.Ra7 Ra7 22.Ba7-+)) 18.Bg6-/+ Kg8 (18...Bg4 19.Bf6 Qf6 20.f4-+) 19.Qe2 (19.Bh7 Kh8 20.Bg6 Bg4-/+) 19...Ne5 (better is 19...Bg5!? 20.hg5 Qg5-/+) 20.Qe5+= Be5 21.Bd8 Rd8 22.f4 Bf6 23.Bd3 Bg4 24.Ra4 a6 25.f5 d4-/+ 26.c4 Rac8 27.0-0 Bh3 28.Rf3 Rc5 29.Nd2 b5 30.Ra6+= bc4 31.Bc4 Kh7 32.Kh2 Bg4 33.Rf4 Bd1 34.Ra1 Bc2 1–0. Krustev,G (2005) – Kalchev,Sa (1655), MGU–6 Open, Sofia BUL, 2010. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

8.c3 Be7 9.Bd3 Bd7 10.h4 Nc6 (worse is 10...Bh4 11.Nh4 Nh4 12.Qg4+/-) 11.h5 Nf8 12.Rh3 Qb6 13.Rg3 0-0-0?? (better is 13...Rg8=) 14.Rg7+- f6 15.Ba3 Ng6?? (better is 15...Ba3 16.Ra3 fe5 17.de5 Qc5+-) 16.hg6+- Ba3 17.Ra3 hg6 18.Qb3 Rh1 19.Ke2 Qc7 20.ef6 e5 21.Qd5 ed4 22.Nbd2 Qf4 23.Rg8 Rh5 24.Rd8 Kd8 25.Qg8 Kc7 26.Qg6 (26.Qg6 Rh6 27.Qe4 Qf6 28.cd4+-) 1–0. Needleman,Alejandro (2345) – Cabrera,Gabriel (2195), Clarin op La Carlota, 1995. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.Bd3 Nec6

7.0-0 b6 8.a3 a5 9.ab4 Nb4 10.Bb5 N4c6 11.c4 Bb4 12.Qa4 Bb7 13.Bg5 Qd7 14.Nbd2 h6 15.Be3 Ba6 16.Rfc1 Bb5 17.Qb5 0-0 18.Qb6 dc4 19.Nc4 Ne7 20.Nd6 Nd5 21.Qb5 Qb5 22.Nb5 Nd7 23.Kf1 Rfb8 24.Nc7 Nc7 25.Rc7 Nb6 26.Ke2 Nd5 27.Rc2 a4 28.Kd3 a3 29.Bc1 Be7 30.Bd2 Rb3 31.Ke2 Rab8 32.Ne1 Bb4 33.Bb4 Nb4 34.Rd2 a2 35.Nd3 Nd3 36.Rd3 Rd3 37.Kd3 Rb2 38.Ke3 Kf8 39.g4 Ke7 40.h4 Kd7 41.h5 Kc6 42.f4 Kd5 43.f5 Kc4 44.f6 gf6 45.ef6 Kb3 46.Kf4 Rb1 (46...Rb1 47.Ra2 Rf1 48.Ke5 Ka2-+) 0–1. Maier,C (2365) – Macieja,B (2635), European Rapid Championship, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.0-0 Be7 8.a3 0-0 9.ab4 Nb4 10.Be2 Nd7 11.c3 Nc6 12.Bd3 f5 13.ef6 Nf6 14.Ne5 Bd7 15.Re1 Bd6 16.Nd2 Qc7 17.Ndf3 Rae8 18.Bg5 Bc8 19.Qc2 Kh8 20.Re3 a6 21.Nc6 bc6 22.Ne5 (worse is 22.Ba6 Ng4 23.Re2 Ba6 24.Ra6 Nh2-/+) 22...Be5 23.de5 (worse is 23.Re5 Ng4 24.Qe2 Ne5 25.de5 Kg8-+) 23...Ng4 24.Rh3 Rf2 (24...Ne5 25.Bh7 (25.Rh7 Kg8 26.Qe2 Rf5+-) 25...Qd6 26.Bg6 Kg8 27.Be8+-; worse is 24...Nf2 25.Rh7 Kg8 26.Bf6+/-; 24...Qe5?! A) worse is 25.Ba6 Qf5 26.Qf5 Rf5 27.Bc8 Nf2-/+ (27...Rg5?! 28.Bd7 Rf8 29.Be6=); B) 25.Rh7 Kg8 26.Rh5=) 25.Qd1 (25.Qa4!? Qb6 26.Qd4= (26.Rh7 Kg8 27.Qd4 Rb2+=)) 25...Qa7 26.Be3 (better is 26.Kh1 Rf4 27.Ra2=) 26...Ne3?? (26...Qe3 27.Re3 Rg2 (27...Ne3 28.Qc1 Rg2 29.Kh1+/-) 28.Kh1 Rh2 (28...Ne3? 29.Qf3+-) 29.Kg1 Ne3+/-) 27.Rh7+- Kg8 28.Qh5 Rf1 (28...Rg2 29.Kh1 Rg1 30.Rg1 Kf8 31.Rh8 Ke7 32.Qe8) 29.Rf1 Nf1 (29...Nc2 30.Kh1 Qg1 31.Kg1 Rf8 32.Rh8) 30.Kh1 (30.Kh1 Ng3 31.hg3 Qg1 32.Kg1 g6 33.Qg6 Kf8 34.Rf7) 1–0. Petenev,Konstantin (2220) – Novikova,Anna (2255), Novosibirsk–ch, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.0-0 Be7 8.c4 b6 (8...dc4 9.Bc4 Nd7 10.Be3=+) 9.Be3 Na5 (9...dc4 10.Bc4 0-0 11.Qc2=+) 10.cd5= ed5 11.a3 (11.Nbd2 Ba6 12.Qa4 Qd7 13.Qd7 Kd7 14.Bf5 Ke8=) 11...Nbc6=+ 12.Nfd2 0-0 13.Qh5 g6 14.Qh6 f5 15.Nf3 Rf7 16.Ng5 Rg7 17.f4 (17.Nf3 Nc4=+) 17...Bg5 (17...Nb3 18.Ra2-/+) 18.fg5 Nb3 19.Ra2 Nbd4 20.ab4 (20.Re1 ba3 21.Na3 Qe7-+) 20...Ne6 21.g4? (better 21.Bb5!? Ne5 22.Qh4-+) 21...f4 (21...Ne5 22.gf5 Ng4 23.Qh3 gf5 24.Rf5 Ne3 25.Qe3 Ng5 26.Rf1-+) 22.Bf4 (22.Bd2 Ne5 23.Be2 Rf7-+) 22...Nb4 (22...Nf4?! 23.Rf4 Ne5 24.Rd2-+) 23.Qh3 (23.Ra3 Nd3 24.Rd3-+) 23...Na2 24.Bd2 a5 25.Rf6 (25.Qe3 Qc7-+) 25...Nb4 (25...Qc7 26.Qg3-+) 26.Bb5 (26.Bb4 ab4 27.Qg2 Rga7-+) 26...Bd7 (26...Qc7 27.Qc3-+) 27.Nc3 (27.Bb4 Bb5 28.Ba3 Qd7-+) 27...Qc7 28.Bd7 Qd7 29.Qf1 (29.Qg2 Re7-+) 29...Rc8 (29...Ng5!? 30.Qe2 Ne6 31.Nb5-+) 30.Nb5 Rc4 31.Nd6 Rg4 32.Kh1 Nc6 33.Qf3 (33.Qa6 Ned4 (33...Ne5?! 34.Re6 Re7 35.Qa8 Kg7 36.Re7 Qe7 37.Ne8 Kf7 38.Nf6-+) 34.Qf1 Qd8-+) 33...Rd4 (33...Ne5 34.Qd5 Re7 35.Rf4-+) 34.Bc3 (34.Qe2 Ra4 35.Qd1 Ne5 36.Re6 Qe6 37.Qa4 Qd6-+) 34...Ra4 (better 34...Ne5 35.Qe3 Rd1 36.Kg2 Qd6 37.Be5-+) 35.Qd5 Ncd8 36.Kg1 (36.h3 Rf7! 37.Qa8 Ng5-+) 36...Rf7! 37.Qb3 (37.Nf7 Qd5 Pinning (37...Qd5 Deflection; 37...Rg4 Decoy)) 37...Rf6 (37...Qc6 38.Rf7 Rg4 39.Kf2 Nf7 40.Ke3-+) 38.gf6 Rg4 39.Kf2 Qc6 40.Bd2 (40.Ke3 Qc5 41.Ke2 a4-+) 40...Rg2 (better 40...Qg2 41.Ke3 Qh3 42.Ke2 Qb3 43.f7 Nf7 44.Be3 Qc2 45.Kf1 Nd4 46.Bd4 Rd4 47.Nf7 Rd1) 41.Ke1 Qc5 (41...Qc5 42.Qe3 Rh2 43.Qc5 Nc5-+) 0–1. Zapolskis,Antanas (2295) – Rastenis,Gediminas (2330), World Senior Teams, 2014. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.0-0 Be7 8.Nbd2 Nd7 9.a3 Nb6 10.Re1 Bd7 11.Nb3 Na4 (better 11...Nc4=+) 12.c4? (better 12.Qd2!?=+) 12...bc3-+ 13.Qc2 h6 14.Be3 a6 15.Nc5 Nc5 (15...Nd4 16.Bd4 Nc5 17.Qc3 Nd3 18.Qd3-+) 16.dc5-/+ Qa5 17.Nd4 (17.Rab1 Qa3 18.Rb3 Qa5-/+) 17...Nd4 (17...Ne5 18.Nb3 Qa4 19.Qc3 Nd3 20.Qd3-+) 18.Bd4 Bc5 19.Bc3 Qa4 20.Qb2 (20.Qd2 Bb5-/+ (20...Ba3 21.Bc2 Qg4 22.Ra3+-)) 20...b6 21.Kh1 (21.Bb4 Rc8-+) 21...Bb5 22.Bc2 (22.Bb5 Qb5 23.Qd2 0-0-+) 22...Qf4 23.f3 h5 (23...Rd8 24.a4 Bc4 25.Rab1-+) 24.Bb3 Qh4 (24...h4 25.a4 Bd3 26.Rad1-+) 25.a4 Bc6 26.Rf1 Rc8 27.f4 g6 (27...Qg4 28.Bd1 Qg6 29.Bc2-/+) 28.Bd4-/+ Qe7 29.Rac1? (better 29.Rfc1!?-/+) 29...Ba3-+ 30.Qf2 Bc1 31.Rc1 Qa3 32.Rb1? (32.Qe3-+) 32...Ba4 33.Ba4 Qa4 34.Bb6 Rc2 35.Qh4 The mate threat is Qd8 35...0-0 36.Bd8 (36.Re1 Rfc8 37.Bf2 Qb4-+) 36...Qe4 (36...Rg2 37.Kg2 Qc2 38.Kf3 Qb1 39.Kg2-+) 37.Rg1 Qf5 (37...Qe3 38.h3-+) 38.Re1 (38.h3-+) 38...Qg4 39.Qg4 hg4 40.Bf6 Rfc8 41.h3 (41.Be7 d4 42.Kg1 Rb2-+) 0–1. Husarik,B (2105) – Novak,Rad (2105), TCh–CZE, 2017. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7 6.Bd3 Nec6)

7.a3 b6 8.0-0 a5 9.Qe2 Be7 10.ab4 Nb4 11.Bb5 Bd7 12.c3 Bb5 13.Qb5 N4c6 14.Ba3 Qc7 15.Be7 Ke7 16.Na3 Na7 17.Qd3 Nbc6 18.Nd2 g6 19.Qf3 Kf8 20.Rfb1 Rb8 21.Rb2 h6 22.Rab1 Qe7 23.Nc2 b5 24.c4 dc4 25.Nc4 Kg7 26.Nd6 b4 27.Qd3 Nc8 28.Ne4 Nb6 29.Qb5 Rbc8?? 30.Nd6?? Rc7? 31.Ne3?? White prepares d5 31...Nc8 32.Qc5 a4 33.f4 Nd8?? 34.Qc7?? Nc6 35.d5 Nd4 36.Rb4 (36.Rb4 Qc7 37.Rc4-+) 1–0. Fehr,D – Ardizzone,Stefano, Zuerich op–B, 1992. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

7.a3 Nd7 8.0-0 Be7 9.ab4 Nb4 10.Bb5 0-0 11.c3 Nc6 12.Qc2 Nb6 13.Bd3 g6 14.Qd2 Re8 15.Ba3 Nc4 16.Bc4 dc4 17.Qh6 f6 18.ef6 (better is 18.Be7!? Qe7 19.Re1=) 18...Bf6-/+ 19.Nbd2 Qd5 20.Rfe1 Ne7 (better is 20...e5!?+=) 21.Ne4 Bg7 22.Qf4 Nc6 23.Rad1 a6 24.Nfg5 Nd8? (better is 24...Qf5 25.Qf5 gf5+/- (25...ef5?? 26.Nf6 Bf6 27.Re8 Kg7 28.Bf8 Kg8 29.Bh6)) 25.Nh7!+- Kh7 26.Ng5 Kg8 27.Qh4 (27.Qh4 Qg5 28.Qg5+-) 1–0. Kopczynski,Michal – Pazdziora,Michal (2090), Poland–ch U14 Brody Ilzeckie, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

6.Bd3 Nf5

7.0-0 Nc6 8.a3 Ncd4 9.Nd4 Nd4 10.ab4 Nc6 (10...Bb4 11.c3 Nc6 12.cb4 Ne5 13.Be3+/-) 11.Bb5 Bd7 12.Bc6 Bc6 13.Qd4 a5 14.c3 ab4 15.Ra8 Qa8 16.cb4 Qa4 17.Bd2 Be7 18.Re1 0-0 19.Qg4 Qc2 20.Rc1 Qd3 21.Bc3 Ra8 22.h4 Ra2 23.h5 h6 24.Rd1 Qc2 25.Be1 Rb2 26.Na3 Qb3 27.Bd2? Rd2 (27...Rd2 28.Rd2 Bb4-+) 0–1. Hegedus,Gyula (2170) – Janoshalmi,Attila (2220), HUN–chT2 Breyer, 2006. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

7.0-0 Be7 8.a3 Nc6 9.ab4 Nb4 (worse is 9...Ncd4 10.Nd4 Nd4 11.Qg4+=; worse is 9...Nfd4 10.Nd4 Nd4 11.Qg4+=) 10.Bf5 ef5 11.c3 Nc6 12.Na3 0-0 13.Nc2 Be6 14.Ba3 Qd7 15.Qd3 Rfc8 16.Be7 Ne7 17.Nh4 Ng6 18.Ng6 fg6 19.f4 a6 20.Ne3 Qf7 21.Ra5 Qc7 22.Rd5 Bd5 23.Nd5 Qd8 24.Ne3 b5 25.d5 Qb6 ½–½. Welte,Rainer (1805) – Tiemann,Christoph (1900), Baden–ch HT1, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.a3 Nc6 8.0-0 Be7 9.ab4 Nb4 10.Ba3 0-0 11.Bb4 Bb4 12.c3 Be7 13.Nbd2 Nh4 14.Nh4 Bh4 15.Qh5 g6 16.Qg4 f5 17.ef6 (17.Qh3!?=+) 17...Bf6-/+ (worse 17...Qf6 18.Nf3 e5 19.Qh4 Qh4 20.Nh4+/-) 18.Qg3 Bh4 (18...Bg5 19.f4 Bh6 20.Qe3-/+) 19.Qe3=+ a6 20.Nf3 Bf6 21.Qh6 (21.Ne5 b6=+) 21...Bd7 22.Rfe1 Qe7 23.Ne5 Be8 24.f4 (24.Qd2!?=+) 24...Bg7 25.Qg5 Qg5 26.fg5 Rc8 27.Rec1 (27.Ra3!?-/+) 27...Be5-+ 28.de5 Bf7 (28...Rc5 29.Rab1-+) 29.Rab1 (29.Kf2 Rc7-/+) 29...b5 30.Ra1 Rc6 31.Ra5? (31.Kf2 Kg7-/+) 31...Be8 (31...d4 32.c4 Rfc8 33.c5-+) 32.Be2 (32.Ra3!?-/+) 32...Bd7 (32...Rf5 33.Rca1 Re5 34.Bf1 Rc3 35.Ra6-+) 33.g3 (better 33.Bd3-+) 33...Rf5 34.Rca1 (34.h4 Re5 35.Kf2 d4-+) 34...Bc8 35.h4 (35.R5a3 Rg5 36.Rd1 Kf7-+) 35...Re5 36.Kf2 Rc3 0-1. Fernandez,Michael (2185) - Quparadze,G (2475), Titled Tuesday 6th July, 2021. (=1.e4 C00: French: Unusual White 2nd moves 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.a3 Nc6 8.ab4 Nb4 9.Be2 Be7 10.Na3 Bd7 11.0-0 a6 12.c3 Nc6 13.Nc2 Na7 14.g4 Nh4 15.Nh4 Bh4 16.Ne3 Nb5 17.Bd2 Rc8 18.Qb3 Be7 19.f4 Bc6 20.Bd3 h5 21.gh5 Rh5 22.f5 Kd7 23.Rf2 Kc7 24.Ng2 Kb8 25.Be2 (better is 25.Nf4!? Rg5 26.Kf1 ef5 27.e6=) 25...Rf5-/+ 26.Raf1 Bg5 27.Nf4 Be8 28.Bg4 Bf4 29.Bf4 Rc3 30.Qb2 Rg5! 31.Bg5 Qg5 32.Rf4 Rc4 33.Kh1 Qe7 34.Be2 Qb4 35.Qa1 (better is 35.Qb4!? Rb4 36.Bb5 Rb5 37.Rg4-/+) 35...Rd4-+ 36.Bb5 Rf4 37.Rf4 Qb5 38.h4 Qe2 39.Qd4 Qe1 40.Kg2 Qe2 41.Rf2?? (41.Kh1 Qh5 42.Kg2-+) 41...Qc4-+ 42.Qb6? Qg4 43.Kf1 Bb5 44.Ke1 Qb4 45.Rd2 Qh4 46.Rf2 Qb4 47.Rd2 Qe4 48.Kf2 Qf4 (48...Qf4 49.Kg1 Qd2 50.Qd6 Ka8 51.Qf8 Be8 52.Qe8 Ka7-+) 0–1. Rocha,Sergio (2370) – Rivera,D (2360), Pablo Moran Memorial 1st, 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.g4 Nh4 8.a3? Nc6 9.Be2 Nf3-+ 10.Bf3 f6 11.ef6 Qf6 12.Be3 Bd6 13.g5 Qf7 14.ab4 0-0 15.Bg2 Bb4 16.c3 Bd6 17.h4 Bd7 18.Na3 Bf4 19.Qd2 Na5-+ 20.Rb1 Bc6 21.h5 Qf5-+ 22.Ke2? Qg5 23.Rbg1 Be3 24.fe3? Qg3 25.Bh3 Rf2 26.Ke1 Rg2 (26...Rg2 27.Kd1 Ba4 28.Qc2 Bc2 29.Nc2 Rg1 30.Rg1 Qg1 31.Ne1 Qe3 32.Ng2 Qh3 33.Nf4 Qf1 34.Kc2 Qf4 35.Kb1 Qd2 36.Ka1 Nc4 37.Kb1 Qb2#) 0–1. Orozco,Lu (1945) – Chang,S (2080), Panamericano w, San Salvador ESA, 2008.

7.g4 Nh4 8.Nbd2 Ng2 9.Kf1 Nf4 10.Nb3 Nd3 11.Qd3 b6 12.Kg2 Ba6 13.Qd1 Be7 14.h4 Nc6 15.a3 Bb7 16.ab4 Nb4 17.c3 Nc6 18.Qd3 Qc7 19.Ba3 Bc8 20.Be7 Ke7 21.Qe3 Bd7 22.Qg5 Kf8 23.h5 Qd8 24.Qf4 Ne7 25.h6 Ng6 26.hg7 Kg7 27.Qh6 Kg8 28.Rag1 Qf8 29.Qe3 Qg7 30.g5 Kf8 31.Nbd2 Bb5 32.Rh6 Ne7-/+ 33.Nh4 Rg8 34.Kh1 Ba4 35.Qd3= Ng6 36.Ng6 fg6 37.Qf3 Ke7 38.Qf6 Kd7= 39.Qf3 Bc2 40.c4+= Rgf8 41.Qa3 Qf7 42.Qd6+- Kc8 43.cd5 ed5 44.Qc6 Qc7 45.Qa8 Qb8 46.Qc6 Qc7 47.Qc7 Kc7 48.Rc1 1–0. Smirnova,Svetlana (2090) – Kirsanova,Ekaterina, RUS–ch U14 Girls, 2000. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

6.Bd3 Ng6

7.a3 a6 8.0-0 Nc6 9.ab4 Nb4 10.Bb5 Bd7 11.Bd7 Qd7 12.c3 Nc6 13.h4 h6 14.h5 Nge7 15.Nh4 Nf5 16.Nf5 ef5 17.f4 Be7 18.c4 (18.Ba3-/+) 18...Rd8 (better is 18...dc4 19.d5 Bc5 20.Kh2 Qd8-+) 19.c5+= 0-0 20.g4 Qc8 21.Be3 f6 22.Ra2 fg4 23.f5? (better is 23.Rg2 f5 24.Qb3-+) 23...fe5 24.Qg4 Rf6 25.Rg2 Bf8 26.Qh4 Rf5 (26...Nd4? 27.Qf6 Ne2 28.Kh2+-) 27.Rf5 Qf5 28.Nd2 ed4 29.Bh6 Rd7 30.Rf2 Qe6 31.Bg5 Rf7 32.Nf3 (32.Rf7 Qf7 33.Qh3-+) 32...Bc5 33.Rc2 (33.h6 d3 34.hg7 Kg7-+) 33...Ba7 34.Kg2 Rf3! 35.Kf3 Qf5 36.Qf4 Qc2 0–1. Krug,Rudi (1800) – Eberth,Manfred (1855), Bahn–chV Baiersbronn, 1998. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.a3 Nc6. pokerbait (2345) – undan (2265), net–chess.com, 2008.

7.a3 Be7 8.ab4 0-0 9.h4 Bb4 10.c3 Be7 11.h5+/- Nh4 12.Nh4+- Bh4 13.Qg4 f5? 14.Qh4 Qh4 15.Rh4 Nc6 16.Ba3 Rf7 17.Nd2 a6 18.Bd6 b5 19.Bb5! Bb7 20.Bd3 a5 21.Nb3 Ba6 22.Ba6 Ra6 23.Nc5 Ra8 24.Ne6 (24.Ne6 Rb7 25.Nc7 Rc7 26.Bc7+-) 1–0. marekt – gambitplayer, chessworld.net, 2008.

7.h4 Qa5!?-/+.

7.h4 Nc6 8.a3 ba3 9.h5 Nge7 10.Ba3 Nf5 11.Bf8 Rf8 12.c3 h6 13.Na3 f6 14.Qe2 fe5 15.de5 Bd7 16.Nb5 a6 17.Bf5 ab5 (17...ef5? 18.Nd6 Ke7 19.Nh4+- (19.Nb7?! Qc7 20.Nd6 Nd4+=)) 18.Bg6 Ke7 19.0-0 Qc7 20.Qb5 b6 (20...Ne5?? 21.Qb4 Qd6 22.Qh4 Rf6 23.Ra8 Nf3 24.gf3+-) 21.Rab1 Ne5?? (better is 21...Rf3 22.gf3 Ne5 23.Qb4 Qd6 24.Qh4 Kf8+=) 22.Qb4+- (22.Qb4 Qc5 23.Ne5 Qb4 24.Rb4+- (24.cb4?! Bb5+-)) 1–0. Baros,Zbynek (1980) – Novak,Bohdan (1895), Ostrava op–A, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5 5.e5 Ne7)

7.h4 Bd7 8.h5= Ne7 9.h6 g6 10.Bg5 Qb6 11.Bf6 Rg8 12.Nbd2 (12.Ng5 Nbc6 13.Nh7 Qd4+- (13...Nd4?? 14.Nf8 Rf8 15.h7+-)) 12...Nf5 13.Bf5 (better is 13.Nb3!? Ba4 14.Ng5 Bb3 15.cb3 Nd4 16.Nh7+=) 13...gf5-/+ (13...ef5 14.Ng5 Be7 15.Nh7 Qd4 16.Nb3 Qc3 17.Kf1+-) 14.Ng5 (14.g3 Rg6 15.Bg5 Nc6-/+) 14...Rg6 (14...Qd4!? 15.Nb3 Qc3 16.Kf1 Bb5 17.Kg1-+) 15.Nb3 (15.Nh7 Bh6 (15...Rg2 16.Nc4 Qc6 17.Nf8 Qc4 18.h7 Rg1 19.Rg1 Qc3 20.Qd2 Qa1 21.Ke2 Bb5 22.Ke3 f4 23.Kf4 Qg1 24.h8Q+-; 15...Rh6?? 16.Rh6 Bh6 17.Nb3+-) 16.Nf3 Bb5+=) 15...Qc6 (better is 15...Bh6!? 16.Qd2 Ba4-+) 16.Qd2= Qc3 (16...Rh6 17.0-0-0 Qc3 18.Nh7 Qd2 19.Kd2 Rh7 20.Rh7+/-) 17.Qc3 bc3 18.f4 (18.Nh7 Bh6 (18...Rg2?? 19.Nf8 Nc6 20.h7+-; worse is 18...Rh6 19.0-0-0 Ba3 20.Kb1=) 19.g3 Ba4+=) 18...b6 (18...Bh6 19.0-0-0-/+) 19.Kf2 Ba4 (19...Rh6 Not 20.Nh7 Rh1 21.Rh1+/-) 20.Rh3 (20.Nh7 Bh6 21.Rh4 Nd7+=) 20...Bh6 (20...Rh6 21.Nh7 Nd7 22.Rah1 Bb3 23.ab3 Rh3 24.gh3=) 21.Rah1= Bg7 22.Bg7+= Rg7 23.Rh7 Rh7 24.Rh7+/- Nd7 25.Nf7 Nf8 26.Nd6 Kd8 27.Rg7 Bd7 28.Nc1 Ba4 29.Ne2 Bc2? 30.Nc3 Bd3 31.Ke3 Bf1 32.g4 fg4 33.f5 ef5 34.Nd5 Bg2 35.Nf4 Bf3 36.Rf7 Ne6 1–0. Arrondo,Hernan – Quercia,Abel (2070), Rosario op, 2001. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 Ne7)

5.Nf3 f6

6.a3 ba3 7.c3 (7.Ba3 Be7=) 7...Nc6+= 8.Bd3 Qc7 9.0-0 fe5 10.de5 (10.Ne5 Ne5 11.Bf4 Nf6 12.Be5 Bd6 13.Bd6 Qd6 14.Na3 0-0+=) 10...Ne5-/+ 11.Ne5 Qe5 12.Re1 Qf6 (12...Qc7 13.Qh5 Kd8 14.Qg5 Nf6 15.Bf4-/+) 13.Bb5? (better is 13.Qh5!? g6 14.Qd5=) 13...Kf7-/+ 14.Qd5 (14.Ba3!? Nh6 15.Bd3-/+) 14...Qf2! (14...ed5?? 15.Be8) 15.Kf2 ed5 16.Be8 Kf6 17.Be3 h5 (17...Nh6 18.Bd4 Kg5 19.h4 Kg4 20.Na3-+) 18.h4 (18.Na3!? Bf5 19.Bd4 Kg5 20.Nb5-/+) 18...Be6 19.Bg5 (19.Bd4 Ke7 20.Ba4-+) 19...Kf5 20.Bb5 Bc5 21.Kf3 Nf6 22.Bd3 Ne4! 23.Nd2 Kg6 24.Ne4-/+ de4 25.Be4 Kf7 26.g3 Rhf8 27.Kg2 Rae8 28.Rad1? Kg8 29.Bf4 b6 30.Kh2 a5 31.Bg6 Bf7 32.Be4 Bc4 33.Rd7 Rf7 34.Rd2 Rfe7 35.Bd5 Bd5 36.Re7 Re7 37.Rd5 a2 38.Rd8 Kf7 (38...Kf7 39.Rd1 Re2 40.Kh3 Bf2-+) 0–1. Gross,Karl (1985) – Spiess,Thomas (2195), Goch op, 2003. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4+= 5.d4 f6)

6.a3 Nc6 7.ab4 Bb4 8.c3 +=.

6.a3 fe5 7.de5 (7.Bg5 Be7 8.Be7 Ne7 9.Ne5 0-0+=) 7...Nc6+= 8.ab4 Qc7 9.Bf4 Bb4 10.c3 Be7 (10...Bc5 11.Bd3-/+) 11.Bd3 Nh6 12.0-0 0-0 13.Bh6 gh6 14.Re1 Bd7 15.Qd2 (15.Nbd2!?+=) 15...Rf3-/+ 16.gf3 Ne5 17.Qf4 Bd6 18.Kh1 Kg7 19.Qd4 Kf7 20.Qf4 Kg7 21.Qd4 Kf7 ½–½. Lenier,Jude A (2015) – Burnett,Jim (2170), North Shields ENG, 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f6)

6.Bd3 Nc6 7.0-0 Bd7 8.Re1 Rc8 9.a3 Qa5 10.ef6 =+.

6.Bd3 g6 7.a3 Nc6 8.h4 (8.0-0!?=) 8...Bg7 9.Qe2 Qb6 10.Ra2 (10.Be3 Nge7-/+) 10...Nge7 11.h5 f5 (better is 11...0-0!?-/+) 12.h6+= Bf8 13.Rh4 Ng8 14.ab4 Nb4 (worse is 14...Qb4 15.c3 Qb6 16.Na3+/-) 15.Rb2 Qc7 16.g4?? (better is 16.Bb5 Nc6 17.c4 dc4 18.Qc4=) 16...Nd3-+ 17.Qd3 fg4 18.Ng5 (18.Nh2 Qd8 19.Qg3 Ne7-+) 18...Ne7 19.Nc3 a6 20.Ne2 Nf5 21.Rg4 Bh6 22.Nf4 Bg5 23.Rg5 b5 24.c3 Bd7 25.Qh3 0-0-0 26.Kd1 Kb8 27.Rc2 (27.Bd2 Qa5 28.Nd3 Qa4 29.Kc1 Qa1 30.Rb1 Qa3 31.Rb2 Bc8-/+) 27...Rc8 (better is 27...Qc4-+) 28.Rf5? (better is 28.Nd3-/+) 28...gf5-+ (28...ef5?! 29.e6 Bc6 30.Nd3-+) 29.Ba3 Qc4 30.Bd6 Kb7 31.Nd3 b4! 32.Rb2 Ba4 33.Ke2 Bb5 34.Rb4 Qc3 35.Rb5 ab5 36.Bc5 Qc2 37.Ke3 f4! 38.Kf4 Qd2 39.Qe3 Qe3 40.Ke3 h5 41.Kf3 Rcg8 42.Be7 h4 43.Nc5 Kc6 (43...Kc6 44.Bh4 Rh4-+) 0–1. Aira,Johannes (2095) – Karlsson,Tomas (2235), 2012. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cb4 5.d4 f6)

4.e5 Bf5

5.a3 ba3 6.Ba3 Nc6 7.c3 e6 8.Bd3 Bd3 9.Qd3 Ba3 10.Na3 Nge7 11.f4 0-0 12.Nf3 a6 13.Ng5 Nf5 14.g4= h6 15.gf5 (15.h4 hg5 16.hg5+/-) 15...hg5=+ 16.f6 Qc7 (16...gf6 17.Rg1 Kg7 18.h4=+) 17.0-0 (17.fg5!? Rfc8 18.fg7 Ne5 19.de5 Qe5 20.Kd2 Qg5 21.Kc2 Qg2 22.Kb3+=) 17...Rfc8 18.Qg3 (18.fg5 Nd8 19.Nb1 Qc4+=) 18...Qd8 (better 18...gf6!? 19.ef6 Kf8=) 19.Qg5 Qf8 20.Rf3 b5 (20...Nd4 21.cd4 b5+-) 21.Rh3 (21.Rh3 Rcb8 22.Qh4 Qa3 23.Qh8) 1-0. Goran_Krastev (2370) - ZeruHmyz (2430), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3)

5.a3 ba3 6.Na3 Nc6 7.g4 (7.Nf3 e6=+) 7...Bd7 (7...Be4 8.f3 Bg6 9.h4-/+) 8.Bg2 e6 9.Ne2 a6 10.0-0 b5 11.Ng3 (11.c3 Be7-/+) 11...b4 12.Nb1 Qb6 (12...Qh4 13.h3-/+) 13.Be3 a5 14.Nd2 (14.c4 Nge7-/+) 14...a4 (worse 14...Nd4 15.Nb3+=) 15.c4 (better 15.Ne2!?-/+) 15...bc3-+ 16.Nb1 (16.Nc4 Qb5 17.Na3 Qb3-+) 16...Qb2 17.Nc3 Qc3 18.Ra4 Ra4 19.Qa4 Na5 20.Qa2 Qa3 (20...Nc4 21.Qa8 Ke7 22.Rc1-+) 21.Qb1 (21.Qa3 Ba3 22.Nh5 Bf8-+) 21...Qb4 (21...Ne7 22.Qb8 Nc8 23.Rc1-+) 22.Qa2 Nc6 23.Ra1 Nge7 (23...Nd4 24.Rb1 Qc3 25.Rb8 Bc8 26.Bd4 Qc1 27.Bf1+-) 24.Bf1 (24.Rb1 Qc4 25.Qc4 dc4-+) 24...Nc8 (24...Nd4 25.Rb1 Nf3 26.Kh1-/+) 25.Nh5 (25.Rb1 Qc3 26.Rb3-+) 25...Nd4 26.Ba6 (26.Bg2 Nb3 27.Rb1 Qg4 28.Qb3 Qh5-+) 26...Nc6 (26...Nf3 27.Kg2 Ne5 28.f3-+) 27.Rb1 (27.f4 Qc3 28.Bf2 d4-+) 27...Qa5 (27...Qg4 28.Ng3 Ne5 29.Bc8 Bc8 30.Qa8-+) 28.Qa5 Na5 29.Rb8 d4! 30.Bc1 (30.Bd4 Nc6 Double attack (30...Nc6 Decoy)) 30...Nc6 31.Ra8 Kd8 0–1. Schulz,Lukas (2130) – Schuepferling,Andreas (1880), Oberfraenkische Einzelmeisterschaft, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

5.a3 Qa5 6.Bd3 Bd3 7.Qd3 Nc6 8.Ne2 e6 9.0-0 Qb6 10.ab4 Nb4 11.Qb3 Ne7 12.c3 Na6 13.Qc2 Rc8 14.Ba3 h5. Board_Pirate – blindfaithcream, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Qa5)

5.a3 Qa5 6.Bd3 Bd3 7.Qd3 e6 8.Ne2 Qa6 9.Qd1 Ne7 10.0-0 Nf5 11.g4 Nh4 12.Ng3 Nc6 13.f4 Qc4 14.Be3 ba3-+ 15.Ne2 h5 16.Nd2 Qa4 17.f5 hg4 18.fe6 fe6 19.Nf4? Nd4 20.Qg4 Ndf5 21.c4 Rh6 22.Ne6 Re6 23.Rf5 Nf5 24.Qf5 Qd7 25.cd5 Qd5 26.Nf3 g6 27.Qg4 Bc5 28.Bc5 Qc5 29.Nd4 Rb6 30.e6 Rb4 31.Qg6 Kd8 32.e7 Kc7 33.Qg3 Kd7 34.Qg4 Ke7?? 35.Re1= Kd8 36.Qg8 Kc7 37.Qg3 Kd7?? 38.Qg7+- Kd8 39.Qf6 Kc8 40.Re8 Kd7 41.Qe6 Kc7 42.Re7 Kb8 43.Qg8 Qc8 44.Qg3 (44.Qg3 Qc7 45.Qc7#) 1–0. Dimitrijevic,Ivan (2175) – Savic,Miodrag (2245), JUG–ch op Nis, 1996.

5.a3 Qa5 6.Bd3=+ Bd3 7.Qd3 e6 8.Nd2 Qa6-/+ 9.Qg3 Nh6 10.Bb2 Nf5 11.Qf3 ba3 12.Ba3 Nd4 13.Qc3 Nbc6 14.Bb2 Qb5 (14...Qb5 15.Kd1 Bb4-+) 0–1. giveaway (2375) – dorulristea (2300), net–chess.com, 2008.

5.a3 Qa5 6.Bd3 Bd3 7.Qd3 e6 8.Nf3 Qa6 9.Qd1 Nc6 10.Bb2 Qb6 11.0-0 Be7 12.ab4 Nb4 13.Nc3 Nh6 14.Na4 Qc7 15.c3 Nc6 16.Qd3 Nf5 17.Ba3 h6 18.Rfb1 0-0 19.g4 Ba3 20.gf5 Be7 21.f6 (21.Qb5!?-/+) 21...gf6-+ 22.Kh1 f5 (22...fe5 23.Rg1 Kh8 24.de5-+) 23.Rg1 Kh7 24.Rg3 Rg8 25.Rh3 Rg6 26.Nh4 Bh4 27.Rh4 Rag8 28.Nc5 Na5 (better is 28...Ne5!? 29.de5 Qc5 30.Qd4-+) 29.Qb5 b6 30.Qd7 Qd7 (30...Rc8!? 31.Qc7 Rc7 32.h3-+) 31.Nd7 Rc8 (31...Nb3!? 32.Rd1 Nd2 33.Nf6 Rf6 34.ef6-+) 32.Rh3 Rc7 (better is 32...Kg7!?-+) 33.Nf6+= Kh8 34.Rg1 Rb7 35.Rg6 fg6 36.Rh6 Kg7 37.Rh7 Kf8 38.Rh8 Kg7 39.h4?? Kh8-+ 0–1. Pundt,Wilfried – Hellwege,Werner, Niedersachsen–ch Seniors, 1999. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Bf5 5.a3 Qa5)

5.a3 b3 6.cb3 e6 7.Bd3 Bd3 8.Qd3 Nc6 9.b4 Qb6 (9...Qh4 10.Nf3 Qe4 11.Qe3=) 10.Nf3 Nge7 11.0-0 Nf5 Pawn d4, live or die! 12.Be3 Be7 13.Nbd2 (13.Nc3 Ne3 14.fe3 a6+=) 13...0-0= 14.g4 Ne3 15.fe3 (worse 15.Qe3 a5-/+) 15...f5 16.ef6 Rf6 17.g5 Rf5 18.h4 (18.g6 hg6 19.b5 Nd8=) 18...Raf8=+ 19.Nh2 (19.b5 Nd8=+) 19...Qc7-/+ 20.Kg2 Rf2 (20...Bd6 21.Rf5 Rf5 22.Nhf3=+) 21.Rf2 Rf2 22.Kf2 Qh2 23.Ke1 Qh4 24.Kd1 Qh1 25.Qf1 Qh2 (25...Qf1 26.Nf1 Bg5 27.Ke2=+) 26.Kc2 (better 26.Rc1!?=) 26...Bg5-/+ 27.Qf3?? (better 27.Qd3 Qf2 28.Rh1 Qe3 29.Nb3 Qf2 30.Kd1-+) 27...Nd4!-+ 28.ed4 Qd2 (28...Bd2?! 29.Rh1 Qf4 30.Qh3=) 29.Kb3 Qd4 30.Rf1 Qc4 31.Kb2 Bf6 32.Kb1 Qd4 33.Qe2 Qa1 34.Kc2 Qb2 35.Kd1 Qb3 36.Kd2 (36.Ke1 Bc3 37.Kf2 Bd4 38.Ke1 Qc3 39.Kd1 Be3-+) 36...Bc3 37.Ke3 Be1 (better 37...Qa3!? 38.Kf2 Qb2 39.Qb2 Bb2 40.Ke2-+) 38.Kf4 (38.Qd3 Qd3 39.Kd3-+) 38…Qg3 0-1. Goran_Krastev (2240) - ZeruHmyz (2310), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3)

5.a3 Qb6 6.ab4 Nc6 (6...Qb4!? 7.c3 Qb6+=) 7.c3= e6 8.Nf3 Nge7 9.Nbd2 Rc8 (9...Ng6+=) 10.Nb3 (better is 10.b5!? Na5 11.Ba3+/-) 10...Nb4+= 11.cb4 Bc2 12.Qd2 (better is 12.Qe2!? Bb3 13.Qb5 Rc6 14.Qb6 Rb6 15.Nd2+=) 12...Bb3-/+ 13.Qb2 Bc4 (13...Qb4 14.Bd2 Qb6 15.Ba5+/-) 14.b5 Nf5 15.g4 Nh6 (15...Ne7 16.Be3-/+) 16.h3 (16.Bh6 gh6 17.Qb1 Bf1 18.Rf1 Rc4-/+) 16...Be7 (16...Ng8 17.Bc4 dc4 18.Be3-/+) 17.Be2 (17.Bc4 Rc4 18.Bd2 a6+=) 17...Be2 (17...Ng8!?-/+) 18.Ke2+= Rc4 19.Bd2 Bb4 20.Rhb1 (20.Bb4 Qb5 Decoy) 20...Qb5 (20...Bd2 21.Qd2 Kd7 22.Qa5+=) 21.Kd1 (better is 21.Ke1! a5 22.Bb4 Rb4 23.Ra5 Qa5 24.Qb4 Qb4 25.Rb4+=) 21...a5-/+ 22.Ra3 (22.Bh6 gh6 23.Qe2 Qc6-+) 22...0-0-+ 23.Rb3 Rfc8 24.Bb4 (24.Ne1-/+) 24...ab4 (24...Rb4 25.Kd2 Rcc4 26.Qa3-+) 25.Rb4? (better is 25.Nd2!? Qc6 26.Nc4 dc4 27.Rb4 Qh1 28.Kd2 Qh3 29.Qc3+=) 25...Rb4-+ 26.Qb4 Qf1 27.Ne1 Qh3 28.f3-/+ Qh2 29.Qb7 Rf8 30.Rb2 Qf4 31.Qa7 f5 32.Rb7 Qg5 33.Qb6 Re8 34.Qc6 Qd8 35.Rd7 Qa8 36.Qd6?? Nf7 37.Qc7+= Rf8 38.gf5= Qa1 39.Ke2 Qb2 40.Kf1 Qd4? 41.fe6+- Ng5? 42.Rg7 Kh8 43.Rg5 Rf3 44.Nf3 Qd3 (44...Qa1 45.Kf2 Qb2 46.Kg3 Qh2 47.Kh2 d4 48.Qc8) 1–0. Gabetto,Flaviano (2135) – Agrifoglio,Fabio (2025), Brianza–ch, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Qb6)

5.a3 Qc8 6.Bd3 Nc6 7.Ne2 h5 8.0-0 Nh6 9.ab4 Nb4 10.Bf5 Nf5 11.c3 Nc6 12.Qd3 e6 13.Ra2 Be7 14.Na3 b6 15.f3 (15.Ng3 Ng3 16.Qg3 Bf8+=) 15...h4 16.g4 (better is 16.Bf4!?-/+) 16...hg3!-+ 17.hg3 (17.Ng3 Nh4 Combination; 17.hg3 Qb8 Decoy) 17...Qd8 18.g4 Ba3 19.gf5 Bc1 20.Nc1 Rh3 21.f6? (better is 21.Kf2 Qg5 22.Ke2 Qf5 23.Qf5 ef5 24.Ra6-+) 21...gf6 22.Rg2 Kd7 23.Rg7 (23.ef6 Qf6 24.Kf2 Na5-+) 23...Qe7 (23...fe5 24.Rf7 Kd6 25.Kf2 ed4 26.cd4 Rh2 27.Ke1-+) 24.Qa6 Kc7 25.Nd3 Rah8 (25...Rh5!? 26.f4-+) 26.Kf2 Kb8 (26...Kd8 27.Rfg1 Qc7 28.Rg8 Kd7 29.ef6-/+) 27.Rfg1 Rh2 28.Kf1 (28.Ke1!?-+) 28...Nd8 29.Nb4 0–1. Martincevic,Ninoslav (2245) – Ahn,Martin (2275), NRW Class2, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 Qc8)

5.a3 Qc8 6.Bd3 Nc6 7.Nf3 Bd3 8.Qd3 e6 9.0-0 f5 10.Kh1 Nh6 11.Bd2 a6 12.Qb3= ba3 13.c4 dc4=+ 14.Qc4 Nb4 15.Qe2 Nd5 16.Bh6= gh6 17.g4? f4 18.g5 Qc6 19.Nbd2 Nc3 20.Qd3 Rc8 21.g6 Qb5-+ 22.Qc2 Qb2 23.Qd3-/+ Qb5 24.Qc2 Qd7 25.Rac1 Rc6 26.Qd3 Bb4 27.Nc4 b5 28.Nd6=+ Bd6 29.ed6 Na2?? 30.g7+- Rg8 31.Qh7 (31.Qh7 Qg7 32.Qg7 Rg7 33.Rc6+-) 1–0. Simonsen,Olavur (2065) – Nilssen,John Arni (2305), Nordic Grand Prix, 1997.

5.a4 e6 6.Bd3 Ne7 7.Bg5 Bd3 8.Qd3 Qb6 9.Be7 (9.Nf3 Nf5-/+) 9...Be7 10.f4 Qa6 11.Qg3 (11.Qa6 Na6 12.Nf3 Rc8-/+) 11...Nc6 (11...0-0!? 12.Ne2-+) 12.Qg7-/+ 0-0-0 13.Qf7 Nd4 14.Kf2?? (14.Qe7 Nc2 15.Kf2 Qb6 16.Ke2-+) 14...Bh4 (14...Rhf8!? 15.Qf8 (15.Qe7 Rf4 16.Kg3 Qf1 17.Qg5 h6 18.h4 hg5 19.Nf3 Ne2 20.Kh2 Qf2 21.Rf1 Rh4 22.Nh4 Qh4) 15...Rf8 16.Nd2 Nc2 17.Ngf3 Bc5 18.Kg3-+) 15.g3 Rhf8 16.Qh7 (16.Qf8 Rf8 17.Nd2 Rf4 18.Kg2-+) 16...Rf4 17.Kg2 (17.Ke3 Qf1 18.Qb7 Kb7 19.gf4 Qf2 20.Kd3 Qc2 21.Kd4 Bf2) 17…Qf1 0-1. Goran_Krastev (2270) - glvk (2205), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

5.Bb2 e6 6.Nf3 Ne7 7.Bd3 Bd3 8.Qd3 Nec6 9.0-0 Be7 10.c4 dc4 11.Qc4 a6 12.Nbd2 b5 13.Qe2 0-0 14.Nb3 Na5 15.Rfd1 Nc4 16.Rab1 Nc6 17.Nc5 a5 18.Nd3 Qd7 19.Nc5 Qc7 (19...Bc5 20.dc5 Qe7-+) 20.a3? (better 20.Nd3-/+) 20...ba3-+ 21.Ba1 Rfb8 22.Nd2 Nd2 23.Rd2 Bc5 24.dc5 b4 25.Rd6 b3 (better 25...Nd8-+) 26.Qd2?? (better 26.Qf3 Nd8 27.Rb3 Rb3 28.Qb3-+) 26...b2-+ 27.Bb2 Rb2 28.Rb2 ab2 29.Qb2 Rb8 30.Qc2 Qb7 (better 30...Ne5!? 31.Rd1-+) 31.h3 (31.f4 Nb4 32.Qd1 Qc7-+) 31...h6 (31...Ne5 32.f4 Nc6 33.f5-+) 32.Qa4 (32.Qe2 a4 33.Rd1 a3-+) 32...Rc8 (32...Ne5?! 33.Rb6 Qc7 34.Rb8 Qb8 35.Qa5 Qb1 36.Kh2-+) 33.f4 Qb4 34.Qc2 (34.Qb4 Nb4 35.Rd7 Rc5-+) 34...a4 (34...Qf4 35.Qc3-+) 35.Rd1 (35.Qf2 Qb1 36.Qf1 Qf1 37.Kf1 a3-+) 35...Qb3 (35...Qf4!? 36.Qc3-+) 36.Qb3 (36.Qd3 g5 37.g3 Na5-+) 36...ab3 37.Rb1 (37.Kf2 Na5 38.Rc1 b2-+) 37...Rb8 (37...Na5!? 38.Kf2-+) 38.Kf2 b2 (38...Na5 39.Ke3-+) 39.Ke2 (39.Ke3 Rb3 40.Ke4 h5-+) 39...Na5 (39...g5 40.fg5 hg5 41.Kd3-+) 40.Kd2 (40.Kd3 g5 41.g3 Rb3 42.Kd4 Nc6 43.Ke4 Ne7 44.fg5 hg5-+) 40...Nc4 (better 40...Nb3 41.Kc2 Nc5 42.h4-+) 41.Kc3 Ne3 42.Rb2 (42.g3-+) 42...Nd1 43.Kc2 Nb2 0–1. delightful_porridge (1630) – bobby fissure (2195), ChessWorld.net, 2018. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

5.Bb5 Nc6 6.Ne2 Qb6 7.Ba4 Qa6 8.Bb3 e6 9.0-0 Nge7 (9...Na5 10.Bb2-/+) 10.Bb2 (10.a3 0-0-0-/+) 10...Na5 11.Nd2 Rc8 12.c3?? (better is 12.Ng3-/+) 12...Bd3-+ 13.Ba4 b5 (better is 13...Kd8!? 14.Nf4 bc3 15.Bc3 Rc3 16.Nb1 Bf1 17.Nc3-+) 14.Bc2 bc3 (better is 14...Be2 15.Qe2 bc3-+) 15.Bd3 cb2 16.Rb1 Nc4 17.Nc4? bc4 18.Bc2 Rb8 19.Ba4 Nc6 20.f4 Be7 21.f5 ef5 22.Nc3 Rd8 23.Bb5 Qb6 24.Rf5 0-0 25.Bc6-/+ Qc6 26.Rb2 Rb8 27.Rb8+= Rb8 28.Qf3 Qe6 29.h3? Rd8-+ 30.Kh1? g6 31.Rf4 Bg5 32.Rg4 Be7 33.Rf4 Bg5 34.Rg4 Bd2 35.Nb5? h5 36.Rg3 Be1 37.Rg5 Bh4 38.Qh5 Bg5 39.Qg5 Rd7 40.Qf4 Qf5 (40...Qf5 41.Qf5 gf5-+) 0–1. Corona Gentil,JL (2145) – Cabello Navarro,A (2050), Autonomico–chT, 2003. (=1.e4 c5 2.b4 cb4-/+ 3.d4 d5 4.e5 Bf5)

5.c3 bc3 6.Nc3= Nc6 7.Nf3 e6 8.Qb3 Bb4 9.Bb5 Qa5 10.Bd2 Nge7 11.0-0 0-0 12.a3 Bc3 13.Bc3 Qb6 14.Rab1? (better is 14.a4!?-/+) 14...Bb1-+ 15.Rb1 a6 16.Bc6 (16.Be2 Qb3 17.Rb3 b5-+) 16...Qc6 (16...Qb3 17.Rb3 Nc6 18.g4-+) 17.Bb4 Rfe8 18.Bc5 Nf5 (18...b5!? 19.Ne1-+) 19.g4 Nh6 20.h3 b5 21.Qd3 Rab8 (21...Qc7!?-+) 22.Ng5-/+ g6 23.Qe3 Rb7 (better is 23...Qd7!? 24.Qg3 Rbc8-/+) 24.Qf4= f5 25.gf5?? (25.ef6 e5 26.de5 Qc5 27.e6=) 25...gf5?? (25...Nf5 26.Qd2-+) 26.Rb3?? Rg7-+ 27.Rg3 Qd7 28.Qh4 Nf7?? 29.Nh7+- Rg3 30.fg3 Ne5 31.Nf6 Kf7 1–0. Anderson,George – Wood,Nathan, Winnipeg TNT April op, 2006.

5.c3 Nc6!?-/+.

5.c3 e6 6.Qa4 (6.a3 ba3 7.Na3 Nc6+=) 6...Nc6 7.Bb5 (7.a3 ba3 8.Nf3 a6 9.Na3 Nge7-/+) 7...Qc8 (7...Nge7 8.Nf3-+) 8.cb4 Kd8 (better is 8...Nge7!? 9.Ne2 a6 10.Bc6 Nc6-/+ (10...bc6?! 11.Nbc3=)) 9.Bc6 bc6 (9...Qc6 10.Qc6 bc6 11.Bd2+=) 10.a3 (10.Nc3 a5 11.ba5 Qc7=) 10...Qb7 (10...a5!? 11.ba5 Qc7+=) 11.Nc3= Ne7 12.Qa5 (12.Bd2!?=) 12...Qb6+= 13.Qb6 ab6 14.h3 (14.Nf3 Ng6 15.Ke2 Kc7-/+) 14...h5 (14...c5 15.bc5 bc5 16.dc5-/+) 15.Nf3 Kd7 16.0-0 Ng6 17.Be3 Be7 18.Rfc1 f6 19.ef6 gf6 20.Ne2 h4 21.Nf4 Nf4 22.Bf4 Bd6 (22...Ra4 23.Bh2-/+) 23.Be3 (23.Bd6!? Kd6 24.a4+=) 23...Rag8 24.Kh1 Bd3 (24...Be4 25.Bd2-+) 25.Rc3 Bc4 26.Nd2 b5 27.Nb3 e5 28.Nc5 Bc5 29.bc5 Ke6 30.f4 e4-+ 31.Rc2 Kf5 32.Rc3 Ra8 33.Rcc1 Ra7 34.Kg1 Kg6 35.Kf2 Rha8 36.Bd2 Ra3 37.Ra3 Ra3 38.Bc3 Ra2 39.Kg1 e3 40.Bb4 Kf5 41.Kh2 Kf4 42.Re1 Ke4 0–1. forkthis – Bazza3, ChessWorld.net, 2008. (=1.e4 c5 2.b4?? cb4-/+ 3.d4 d5 4.e5 Bf5)

5.c4 Nc6 6.Be3 e6 7.c5 Nh6 8.Bh6=+ gh6 9.Nf3 Rg8 10.g3 a6 11.Nbd2 f6 12.Bg2 fe5-/+ 13.Nb3 Qf6-+ 14.de5 Ne5 15.0-0 Bg4 16.Nbd4 Bc5 17.h3 Bd4 18.hg4 Nf3 19.Bf3 Ba1 20.Qa1 Qf3 21.Qb1 Rg4 22.Qh7 0-0-0 23.Rc1 Rc4 24.Qh6 Kb8 25.Re1 Re4 (25...Re4 26.Re3 Re3 27.Qe3 Qe3 28.fe3 Rc8-+) 0–1. marmite (2125) – pierred (2745), net–chess.com, 2008.

5.Bd2 e6 6.c3 Nc6 7.Bb5 Nge7 8.cb4 (better 8.Nf3!?-/+) 8...a6-+ 9.Bc6 Nc6 10.Bc3 (10.Ne2 Nb4 11.Bb4 Bb4 12.Nd2 0-0-+) 10...Nb4 11.a3 (11.Bb4 Bb4 12.Nd2-+) 11…Nc2 (11...Nc2 12.Ke2 Na1 13.Ba1 Rc8-+) 0–1. raymac (1860) – Back_Rank_Amateur (2375), ChessWorld.net, 2019.

5.Bd3 Qc8 6.Qf3 (6.Nf3 Nc6=) 6...Bd3 7.Qd3 e6 (7...Qg4 8.Qb5 Qd7 9.Qb4+=) 8.Ne2 Ne7 9.0-0 (9.Nd2 Ng6+=) 9...Nf5 10.Ng3 g6 (10...Ng3 11.fg3 Qc4 12.Qc4 dc4 13.a3-/+) 11.Nd2 (11.Nf5 gf5 12.a3 Nc6+=) 11...Nc6 (11...Qc3 12.Qc3 bc3 13.Nf3+=) 12.Nb3 a5 13.Bg5 (better is 13.Nf5!? gf5 14.Bf4+=) 13...a4-/+ 14.Nf5 gf5 (14...ab3 15.Nd6 Bd6 16.ed6 ba2 17.Bf6-+) 15.Bf6 (15.Nd2 Rg8 16.h4 h6-/+) 15...Rg8 (15...ab3!? 16.Bh8 ba2-+) 16.Nd2 Rg4 17.Nf3 Na5 18.h3 Rg8 19.Ng5 h6 20.Nh7 Qc4 21.Qe3 Qc3 22.Qe2 Rg6 23.Kh2 Nc4 24.Nf8 Kf8 25.Rad1 Na3 26.Rd2 Rc8 27.Rc1 Qb2 28.Qe1 Rc3 29.Rd3 Ke8 30.Rc3 Qc3 31.Qd1? Kd7-+ 32.h4 Rg4 33.Qe2 Qc4 34.Qe3 Qd4 35.Qh6 Qf2 36.Rg1 Qf4 37.Qf4= Rf4 38.Kg3? Rg4-+ 39.Kf3 Nc2 40.h5 Nd4 41.Ke3 Nc6 42.h6-/+ d4 43.Kf3 Ne7+= 44.h7 Ng6-/+ 45.Rh1 Re4-+ 46.Rh6? Re3 47.Kf2 Nf4?? 48.h8Q+- Nd3 49.Kg1 Re1 50.Kh2 Kc6 51.Qd8 Kc5 52.Rh4 f4 53.Be7 Kc4 54.Qc7 Kd5 55.Qb7 Ke5 56.Qb5 Ke4 57.Qc6 Ke3 58.Qf3 Kd2 59.Bb4! Nb4 60.Qf4 Re3 61.Qd4 Nd3 62.Rh3 Rh3 63.Kh3 e5 64.Qa4 f5 65.Qa5 Ke2 66.Qc3 e4 67.Qc2 Ke3 68.Qc3 f4?? Black plans f3 69.a4+- f3 70.gf3 ef3 71.Kg3 Ke2 72.Qf6 f2 73.Qf3 Kd2 74.a5 Ke1 75.Qd3 f1N 76.Qf1! (76.Qf1 Kf1 77.a6 Kg1 78.Kf4 Kg2 79.a7 Kf1 80.a8Q Kf2 81.Qa2 Ke1 82.Ke3 Kd1 83.Qd2#) 1–0. Markiewicz,Janusz – Wilczynski,Adam (1650), 100th YMCA Winter D, 2012.

5.Bd3 e6 6.Bf5+= ef5 7.Qd3 Ne7 (7...Nc6 8.Nf3 g6 9.h4-/+) 8.a3 (8.Nd2 Qc7-/+) 8...Nec6 (8...Qa5 9.Bd2 Nbc6 10.h4+=) 9.Ne2 (9.c3 b3 10.Nd2 Qc8=) 9...Qd7 (9...g6 10.c3 Qa5 11.Bb2=) 10.Ng3 g6 Prevents intrusion on h5 11.c3 (11.ab4 Bb4 12.c3 Be7+=) 11...bc3 (11...b3 12.Nd2 Na5 13.Ngf1-/+) 12.Nc3 Bg7 13.Nge2 f6 Covers g5 14.f4 0-0 Black has a cramped position 15.Rb1 Re8 (15...Rd8 16.Rb5 fe5 17.de5=) 16.0-0 (16.Rb5 a6 17.Rd5 Qf7=) 16...a6 Consolidates b5 (16...Rc8 17.Bd2=) 17.Rb6 (17.Na4!? Ra7 18.Nc5=) 17...Re6 (17...Qf7 18.Rd1=) 18.Qb1 Black's piece can't move: b8 18...Nd8 (18...fe5 19.Rb7 Qd8 20.fe5+-) 19.Re6 Ne6 20.Qb3 fe5 (better is 20...Nc7= would keep Black in the game) 21.Nd5+/- Qb5 22.Qa2 Kh8 23.Nec3 White threatens to win material: Nc3xb5 23...Qa5 24.de5 Nc6 25.Be3 Bf8 Black threatens to win material: Bf8xa3 26.Qc4 Bc5 27.Bc5+= Qc5 28.Qc5 Nc5 29.Rc1 Ne6 30.Rb1 b5 31.a4 ba4 32.Na4 Black has a new passed pawn: a6. 32...Rb8 Black threatens to win material: Rb8xb1 33.Nab6 a5 34.g3 g5 35.Rc1 White threatens to win material: Rc1xc6 35...Ncd4 36.Ra1 gf4 37.gf4 Nf4 38.Nf4 Rb6 39.Ra5 Black has a new passed pawn: f5. 39...Ne6 Black threatens to win material: Ne6xf4. Blocks the pawn on e5 40.Nh5 Rb1 41.Kf2 White has a mate threat 41...Kg8 42.h4 Kf7 43.Nf6 A beautiful square! 43...Kg6 44.Ra7 White threatens to win material: Ra7xh7 44...Rb5 45.h5 Kg5 46.Rh7 Re5 White has a new passed pawn: h5 47.Nd7 Ra5 48.Rh8 Kf4 49.Ke2 Ra2 50.Kd3 Rh2 51.h6 Black has to watch this pawn 51...Ng5 52.Nf8 Kg4 53.h7= Rh3 54.Kd4 Kf3 55.Rg8 White threatens to win material: Rg8xg5 55...Nh7 56.Rh8 ½–½. Stawiarski,Edmond (2195) – Rode,Anthony (2055), FRA–chT2 France, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3)

5.Bd3 Bg6 6.Nf3 e6 7.a3 Nc6 8.0-0 Qb6 9.ab4 Nb4 10.Bg6 hg6 11.c3 Nc6 12.Na3 Ba3 13.Ba3 Nge7 14.g4 0-0 15.Ng5 f6 16.Ne6 Rf7 17.Bc5 Qb2 18.Qd3 fe5 19.Ng5 e4?? 20.Qh3 Rf2 (20...Qf2 21.Rf2 Rf2 22.Qh7 Kf8 23.Qh8) 1–0. avenger1 (1715) – egomi (1605), kurnik, 2011.

5.Bd3 Bg6 6.Bg6=+ fg6 7.Bd2 e6 8.Nf3 a5 9.0-0= Nc6 10.Be3 Be7 11.Nbd2 Nh6 12.Bh6 gh6 13.Nb3 a4 14.Nc1 0-0 15.Ne2 b5 16.Ng3 1–0. gstevenson (2235) – wwidener (1800), net–chess.com, 2009.

5.Ne2 Qc7 6.Nf4 e6 7.Bd3 Ne7 8.0-0 Bd3 9.Qd3 Nd7 10.a3 Nc6 11.c3 bc3 12.Nc3 Nb6 13.Nh5 a6 14.f4 0-0-0 15.Ng3 g6 16.Rf2 Nc4 17.Nf1 Qb6 18.Ne2=+ Be7 19.Ne3 N6a5 20.Rb1 Qc6 21.Nc3 Kb8 22.Na2 Ne3 23.Be3 Nc4 24.Bd2 Rc8 25.Bb4 Qd7 26.Qb3 Ka8 27.Nc3 Rc6 28.Na4 b6 29.Be1 Rhc8 30.Nb2=+ Ka7 31.a4 Qc7 32.g3 h5 33.Nd3 Na3 34.Rbb2 Nc4 35.Rbc2?? Ne3 36.Rc6-/+ Qc6 37.Nb2? Nf5 38.Nd3 Nd4 39.Qb2 Nf5 40.Bd2? Qc2 41.Qc2 Rc2 42.h3? Ng3 43.a5 Ne4 44.Be3 Nf2 45.ab6 Kb7 46.Bf2 a5 47.Kf1 a4 48.Ke1 a3 49.Bd4 a2 50.Kd1 Rh2 51.Nc5 Bc5 52.Bc5 a1Q# 0–1. Fess,Klaus – Ritz,Thomas (2135), Oberliga Sued W9798, 1998.

5.Ne2 e6 6.Nf4 Nc6 7.Be3 h6 8.Be2 Nge7 9.0-0 Bh7 10.g4 Ng6 11.Nh5 Nh4 12.a3 Qa5 13.Nd2 ba3-+ 14.c4 Bg6 15.Nf4-/+ Bb4 16.cd5 ed5 17.Ng6 ½–½. Gietl,Thomas (2300) – Roeder,Frank (2215), Regionalliga NO9899, 1998.

5.Be3 e6 6.a3 Nc6 7.Bd3 Nge7 8.ab4 Nb4 9.Bf5 Nf5 10.c3 Nc6 11.Bf4 Be7 12.Nf3 0-0 13.Nbd2 Na5 14.0-0 Qc7 15.Qa4 b6-/+ 16.Rfc1 Rfc8 17.h3 Nc4 18.Nc4 Qc4 19.Qc4 Rc4 20.Nd2 Rc6 21.g4-/+ Nh4 22.Ra6 Ng6 23.Be3 Kf8 24.Rca1 Rc3-/+ 25.Rb6 a5 26.Nb1 Rd3 27.Nd2 a4-+ 28.Kf1 Ke8 29.Ke2 Rc3 30.Nb1 Rc4 31.Na3 Ba3-+ 32.Ra3 Ne7 33.Kd3 Nc6 34.h4 Nb4 (34...Nb4 35.Ke2 Nc2-+) 0–1. giveaway (2400) – maaac (2400), net–chess.com, 2008.

5.Nf3 Qa5 6.Nbd2 Nc6 7.Nb3 Qb6 8.Bd3 Bg4 9.Be3 a5 10.h3= Bh5 11.g4 Bg6 12.h4 Bd3=+ 13.Qd3 e6-/+ 14.Rh3 a4 15.Nc1 Na5 16.Ne2 Nc4 17.Nf4 Nh6 18.Rg3 Be7 19.g5 Nf5 20.Rh3? g6 21.Rb1 a3 22.h5=+ Nb2 23.Qb3 Ne3 24.fe3 Rc8 25.hg6= Rc3 26.Rh7 Rf8 27.g7+- Rb3 28.cb3 Qb5 29.Rh8 Nd3 30.Kd2 Nf2 31.Rc1 Ne4 32.Ke1 Nc3 33.Rf8 Bf8 34.g8Q (34.g8Q Qd7 35.g6 fg6 36.Ng5+-) 1–0. redrook (2360) – chessdeviant (1905), net–chess.com, 2008.

5.Nf3 Qc7 6.Bb5 (6.Bd3 Bd7=) 6...Nc6 7.0-0 e6 8.a3 ba3 9.Ba3 Ba3 10.Na3 a6 11.Bd3 Bd3 12.Qd3 Rc8 13.c4 Nge7 14.Rfc1 0-0 15.Ng5 White has a mate threat 15...Ng6 16.cd5 ed5 17.e6 (better is 17.g3!?+= is worth looking at) 17...f6-/+ 18.Nf7?? White has lost his nerve... understandable when you consider his position (18.Nf3 Nf4 19.Qd2 h6-/+) 18...Qe7 (better is 18...Nf4 seems even better 19.Qd1-+) 19.Qf5?? strolling merrily down the path to disaster (better is 19.Re1-/+) 19...Nd4-+ 20.Rc8 (20.Qg4 praying for a miracle 20...Rc1 21.Rc1 Ne6 22.Nh6 gh6 23.Re1-+) 20...Nf5 21.Rac1 Qe6 22.Rf8 Nf8 0–1. Hajdu,Zoltan – Dencsi,Tibor (2125), Heves Infotozsde Cup 9th, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3)

5.Nf3 Bf5 6.a3 e6 7.ab4 Bb4 8.c3 Be7 9.Qb3 Qc7 10.Na3 Ba3 11.Ba3 Nc6 12.Bb5 a6 13.Bd6 Qd7 14.0-0 Rc8 15.Bc6 Rc6 16.Rfc1 Ne7 17.c4 dc4 18.Rc4 Rc4 19.Qc4 0-0 20.h3 Rc8 21.Qe2 h6 22.Ra5 Nd5 23.Rc5 b6 24.Rc8 Qc8 25.Kh2 b5 26.Bc5 Qb7 27.Nd2 a5 28.f3 a4 29.g4 Bh7 30.Ne4 Qa6 31.Qb2 Qa5 32.Qc1 Be4 33.fe4 Nc3 34.Qb2 Ne4 35.Bb4 Qc7 36.h4 Qc4 37.Be7 Nc3 38.g5 hg5 39.hg5 Qd4 40.Bf6 Qf4 41.Kh1 b4 42.Qg2 Qe4 (42...Qe4 43.Be7 a3 44.Bb4 Qb4-+) 0–1. Frank,Jozsef (2335) – Nemeth,Gabor (2260), HUN–chT2, 1994. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 d5 5.e5)

5.Nf3 Bf5 6.Nh4 Bg6 (6...Bd7!?+=) 7.Ng6= hg6 8.a3 (8.e6 f5 9.Bb5 Nc6=) 8...e6+= 9.ab4 Bb4 10.c3 Be7 11.Qb3 Qc7 12.Na3 Nh6 (better is 12...Nc6!?+=) 13.Nb5+= Qd7 14.Ra7 Ra7 15.Na7 0-0 16.Bh6 (16.Bb5 Qc7 17.Bd3 Nc6+=) 16...gh6= 17.Bd3 Nc6 18.Nc6 bc6 19.0-0 c5 20.Qb2 Kg7 21.dc5 Bc5 22.h4 h5 23.Qd2 Ra8+= 24.Qf4 Be7 25.g3 Ra4 26.Qd2 Qc7-/+ 27.Qe3 Ra3 28.Rc1 Rc3 29.Rc3 Qc3 30.Kg2 Bc5 31.Qe2 Bd4 32.f4 Qc1 33.Qf1 Qe3 34.Bb5 Qc3 35.Bd3 Be3 36.Qe2 d4 37.Qf1 Kf8 38.Qe2 Ke7 39.Qc2 Qa5 40.Kf3 Kf8 41.Qd1 Qa8 42.Be4 Qa2 43.Qc2 Qa1 44.Qb1 Qc3 45.Bd3 Bc1 46.Qc2 Qe1 47.Qe2 Qg1 48.Qf2 Qh1 49.Qg2 Qe1 50.Qe2 Bd2 51.Qe1 Be1 52.Bb5 Ke7 53.Bd3 Kd7 54.Bb5 Kd8 55.Bd3 Kc7 56.Bb5+= Kb6 57.Be8 d3 58.Bf7 d2 59.Ke2 Bg3 60.Bg6 ½–½. Piazzini,Luis Roberto – Marini,Luis, ARG–ch Buenos Aires, 1946. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 d5 5.e5)

5.f4 e6 6.Nf3 Qc7 7.Bd3 Bd3 8.Qd3 Nd7 9.a3 Rc8 10.ab4 Bb4 11.Bd2 Bd2 12.Nbd2 a6 13.Qb3 Qc3 14.Kf2 Qb3 15.cb3 (15.Nb3? Rc2 16.Nbd2 Ne7-+) 15...Ne7 16.Rhc1 Nc6 17.Rc2 Ke7 18.Rac1 h6 19.Ke3 Rb8 20.Rc3 Nb4 21.Ra1 Rhc8 22.Rac1 Rc3 23.Rc3 a5 24.Ne1 b5 25.Nd3 Nd3 26.Kd3 Ra8 Black prepares the advance a4 27.h4 h5 28.Rc2 a4 29.ba4 ba4 30.Ra2 Nb6 31.Nb1 Nc4 32.Na3 Na3 33.Ra3 Kd7 34.Kc3 Rc8 35.Kd3 Rc4 36.Rc3 Rb4 37.Rc5 1–0. Leoni,Alessandro (1975) – Fernandes,Fabio, IECG, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

5.f4 e6 6.Nf3 Ne7 7.Bd3 Nbc6 8.0-0 Qb6 9.Kh1 h5 (9...Nd4 10.Nd4 Bd3 11.Qd3+/-) 10.a3 Bd3 (10...Nd4? 11.Nd4 Bg4 12.Qd2+-) 11.Qd3 Nf5 12.ab4 Nb4 (12...Ncd4 13.Nd4 Qd4 14.Qb5 Kd8 15.Qb7 Qa1 16.Qa8 Kd7 17.Qb7 Kd8 18.Ba3+=) 13.Qd1 Be7 14.c3 Nc6 15.Rf2 g6 (15...h4 16.Kg1-/+) 16.Rb2 Qc7 17.g3 Kf8 18.Ne1 Kg7 19.Nd3 a6 20.Rba2 Na7 21.Bd2 Nb5 22.Be1 Rac8 23.Ra4 Qd8 24.Qf3 Rc7 25.Nf2 Qc8 26.Nd1 Rc4 27.Qd3 ½–½. Biliy,Vadim (2345) – Podgursky,Sten (2260), Kishinev Independence Cup, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

5.f4 e6 6.Nf3 Nh6 7.a3 Nc6 8.Bd3 Be7 9.0-0 Qb6 10.Kh1 0-0-+ 11.ab4 Bd3 12.Qd3 Nb4 13.Qe2 Nc6 14.c3 Na5 15.Ba3 Ba3 16.Na3 Qc6 17.Qc2 Nf5-/+ 18.Ng5 g6 19.Rf3 h6 20.g4 Nd4 21.cd4 hg5 22.Qf2 Qd7 23.fg5=+ Kg7 24.Rh3 Rg8 25.Rf1 Qe7?? 26.Rh7!! (26.Rh7 Kf8 27.Qf7 Qf7 28.Rff7 Ke8 29.Nb5 Nc4 30.Nc7 Kd8 31.Ne6 Kc8 32.Rc7 Kb8 33.Rb7 Kc8 34.Rhc7#) 1–0. Buerger,Helmut – Bier,Norbert, RL–chB Trier, 1992.

5.g4 Bd7 6.a3 ba3 7.Na3 Nc6 8.c3 f6 9.f4 Nh6 10.g5 fg5 11.fg5 Nf5 12.Ne2 e6 13.Ng3 Ng3 14.hg3 Ba3 (14...Qc7 15.Nb5 Qb6 16.Qd3=+) 15.Ra3=+ Qc7 16.g6 (16.Bd3 Kd8=) 16...h6=+ 17.Bd3 Rf8 18.Bf4 0-0-0 (18...b6 19.Be3-/+) 19.0-0 (19.Be3 Na5=) 19...Rde8 20.Qa1 Kb8 (20...Kd8 21.c4=+) 21.Qb2 Ka8 22.Rb1 Rb8 23.Qa2 b6 (23...Rbd8 24.c4=) 24.c4+= dc4 25.Qc4 Rfc8 26.Be4 Rb7 27.Rc3 Qb8 28.Qa6 Ne7 (28...Rbc7 29.Qa3 Qb7 30.Rcb3+/-) 29.Bb7 (29.Qb7?! Qb7 30.Bb7 Kb7 31.Rc8 Kc8 32.Bh6 gh6+=) 29...Qb7 30.Rc8 Bc8 31.Qb7 (31.Qd3 Qd5 32.Rb5 Qc6=) 31...Bb7 (31...Kb7 32.Rf1 Kc6 33.Bh6 gh6 34.g7+-) 32.Rc1 (32.Rf1 Ba6 33.Rf2 Ng6+/-) 32...Kb8 33.Kf2 (33.Bd2!? a5 34.Rf1=) 33...Ng6=+ 34.Ke3 Bd5 35.g4 Nf4 36.Kf4 a5 37.g5 hg5 38.Kg5 a4 39.Kg6? (better 39.Ra1 b5 40.Kg6-/+) 39...a3-+ 40.Kg7 (40.Kg5-+) 40...a2 41.Ra1 b5 42.Kf6 (42.Rc1 b4 43.Rc5 a1Q 44.Rb5 Kc7 45.Rb4 Qa3-+) 42...b4 43.Kg5 b3 44.Kf4 b2 (44...b2 45.Ra2 Ba2-+) 0-1. Savickas (2545) - FeegLood (2695), lichess.org, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

5.g4 Bd7 6.a3 Qc8 7.Be2 h5 8.Nh3? (better is 8.g5!?+=) 8...Bg4-+ 9.Nf4 Be2 10.Qe2 e6 11.Nh5 Qc4 12.Qc4 dc4 13.Ng3 Nc6 14.Be3 Nge7 15.ab4 Nb4 16.Kd2 Ned5 17.Na3 c3 18.Ke2 Rh4 19.Kf3 Rc8 20.Ne4 Rc6 21.Bg5 Rh8 22.Nb5 a6 23.Nbd6 Bd6 24.Nd6 Rd6! 25.ed6 Nc2 26.Rhb1 Na1 27.Rb7 f6 28.Bc1 Rh3 29.Kg2 Rd3 30.Rg7 Nb3 31.Bh6 Nd4 32.h4 Nf5 33.Rg8 Kd7 (33...Kd7 34.Bc1 Rd1-+) 0–1. Capron,Daniel (2060) – Lecuyer,Christian (2160), FRA–ch, 1981. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

5.g4 Bd7 6.a3 Qc8 7.h3 e6 8.ab4 Bb4 9.Bd2 Nc6 10.Bb4 Nb4 11.c3 Nc6 12.Qd2 Nge7 13.Bd3 a6 14.Qg5 0-0 15.Qh5 Ng6 16.Nf3?? (better is 16.Ne2-/+) 16...Nb4-+ 17.cb4 (17.Bf5 ef5 18.0-0-+) 17...Qc1 18.Ke2 Nf4 0–1. Rositsan,Boris (2280) – Draghici Flutur,Gavril (2040), IBCA World Champion 2nd, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

5.g4 Bd7 6.a3 e6 7.ab4 Bb4 8.c3 Ba5 9.Bd3 Nc6 10.Nf3 Nge7 11.h4 h5 12.gh5 Rh5 13.Ng5 g6 (13...Rh8 14.Qf3 Nf5-/+) 14.Kf1?? (better is 14.Nf7 Kf7 15.Bg6 Ng6 16.Qh5=) 14...Nf5-/+ 15.Qf3 Nce7 16.Ba3 Bc7 17.Nd2 Bc6 18.Nb3 b6 19.Nc1 Qd7 20.Ne2 Ng8 21.Bf5 ef5 22.Nf4 Rh8 23.e6 fe6 24.Nfe6 Nf6 25.Re1 Ne4-/+ 26.Kg1 Bd6 27.Bd6 Qd6 28.Ng7 Kd7-+ 29.N7e6 Bb5 30.Nf4 Raf8 31.Qe3 Bc4 32.Nf3 Rfg8 33.Ne5+= Attacks the backward pawn on g6 33...Kc7 34.Nf7 Qf6 35.Nh8+/- Rh8 36.Ng2 Re8 37.Qf4 Qd6 38.Qd6 Kd6 39.f3 Nf6 40.Re8 Ne8 41.Nf4 Nf6 42.Ng6 Nh5 43.Kf2 f4 44.Rg1 Bd3 45.Ne5 Bc2 46.Rg5 Nf6 47.Rg7 a5 48.Rb7 a4 49.Rb6 Ke7 50.Nc6 Kf7 51.Nb4 Bb3 52.Nd3 Nd7 53.Rb7 Ke6 54.h5 Bc2 55.Ke2 Nf8 56.h6 Ng6 57.h7 (57.h7 Kf6 58.Rb6 Kg7 59.Rg6 Kh7 60.Ra6+-) 1–0. Chinareva – Katzkova,Olga, Moscow–ch (Women), 1970. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

5.h4 Qc7 6.Bd3 Bd3 7.Qd3 Nd7 8.Nf3 Qc4 (8...e6 9.a3-/+) 9.Qf5 (9.Qc4!? dc4 10.h5+=) 9...e6 10.Qd3 Qd3 11.cd3 Ne7 12.0-0 Nc6 13.Be3 Be7 14.g3 0-0 15.Kh2 f6 16.ef6 Bf6 17.Nbd2 e5 18.Nb3 Nd4 19.Nbd4 ed4 20.Bd4 Bd4 21.Nd4 Ne5 22.Rad1 Rac8 23.Ne6 Rf6 24.Nf4 Rd6 (24...Rc2 25.Nd5 Rcf2 26.Rf2 Rf2 27.Kg1 Ra2 28.Nb4 Nf3 29.Kf1-+) 25.Rc1 (25.d4 Nf3 26.Kg2 Rc3-/+) 25...Rc1 (25...Rc3!? 26.Rfd1-+) 26.Rc1-/+ Rc6 27.Rd1 (27.Rb1!? a5 28.Rb2-/+) 27...Rc2-+ 28.Kg2 Ra2 29.Nd5 a5 30.Ne3 (30.d4 Ng4 31.Kf3 h5-+ (31...Nf2?! 32.Rf1-/+)) 30...b3 (30...b5 31.d4 Nc4 32.Nd5-+) 31.d4 Nd7 32.Nc4 a4 33.Kf3 b5 34.Ne3 b2 (34...a3!? 35.Re1-+) 35.Rb1 a3 36.Nc2 b4! 37.Ke3 (37.Nb4 Ra1 Combination) 37...Nb6 38.Kd3 Na4 39.d5 0–1. Barros Tuapante,Daysi – Vigoa Apecheche,Yad (1955), La Habana CUB, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5)

5.h4 Qd7 6.a3 Nc6 7.ab4 Nb4 8.Na3 Rc8 9.Bb5 Nc6 10.c4 a6 11.Ba4 f6 12.f4 Be4 13.Nf3 Nh6 14.0-0 e6 15.ef6 gf6 16.c5 Bg7 17.Nc2 Bc2 (17...Nf5!?-/+) 18.Qc2 0-0 19.Qd3 Qf7 20.Bc2 f5 21.Ba4 Ng4 22.Re1 Qf6 23.Bb2 Rfe8 24.Re2 Re7 25.Bc3 Qh6 26.g3 Nf6 27.Rb1 Ne4 28.Be1 Qh5 29.Reb2 Qf7 30.Rb6? Qg6 31.Kg2 Nd8 32.Nd2 Bf6 33.Kh2 Rg7-/+ 34.Nf3 Ng3 35.Bf2? Ne2! 36.Ng5 Nf4 37.Qg3 Bg5 38.hg5 Qh5 39.Qh4 Rg5 40.Bd7 Rc7 41.Be8 Rg2 42.Kh1 Qf3 43.Bh5 Rg1! (43...Rg1 44.Kg1 Qg2) 0–1. Dragojevic,Mi (2135) – Bozanic,I (2270), Open B, Zagreb CRO, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.h4)

5.a3 Qc7

6.ab4 Qc2 7.Qc2 Bc2 8.Na3= Ba4 9.Bb5 Bb5 10.Nb5 Kd8 =.

6.ab4 Bc2 7.Qd2 Bb1 8.Rb1 e6 9.Bd3 Nc6 10.Ne2 a5 (10...Qb6 11.Ba3-/+) 11.ba5= Ra5 12.0-0 Nge7 13.Qb2 Ra7 14.Nc3 (14.Bd2 f6 15.ef6 gf6=) 14...Nd4+= 15.Be3 Nec6 (15...Qe5 16.Nb5 Nec6 17.Nd4+-) 16.Bb5 Bc5 (16...Qe5 17.Bc6 bc6 18.Qb8 Qb8 19.Rb8 Kd7 20.Bd4+/-) 17.Rfd1 (17.Qd2 Qe5 18.Bc6 bc6=) 17...0-0= 18.Bc6 bc6 19.Bd4 Bd4 20.Rd4 Qe5 21.Rb4 c5 22.Rb8 Ra8 23.Rf8 Rf8 24.Na4 Qb2-/+ 25.Rb2 c4 26.Kf1 g5 27.Ke2 Kg7 28.Ke3 Ra8 29.Nc5 e5 30.g4 Ra3 31.Ke2 Ra5 32.Nb7 Ra1 33.Nd6 Ra6 34.Ne8 Kf8-/+ 35.Nc7 Ra5 36.Rb5 Ra2 37.Ke1 Ra1 38.Kd2 d4 39.Re5 c3 40.Kd3 Rd1 41.Kc2 Rd2 42.Kc1 Rf2 43.Nb5 d3-/+ 44.Nc3 Rc2 45.Kd1 Rc3 46.Rg5 Rc4 47.h3 Rd4 48.Kd2= f6 49.Rf5 Kg7 50.Rf3 Kg6 51.Rd3 Rd3 52.Kd3 Kg5 53.Ke4 Kh4 54.Kf4 Kh3 55.g5 ½–½. Hlas,Jan (2125) – Havlicek,Libor (2130), SVK–ch U16 Slovakia, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3)

6.ab4 Bc2 7.Qd2 Bf5 8.Nf3 e6 9.Bb2 Bg4 10.Be2 Qb6 11.b5 Bf3 12.Bf3 Qb5 13.Nc3 Qb6 14.Na4 Qb4 15.Bc3=+ Qb5 16.Be2 Qc6 17.Qb2 Nd7 18.0-0 b6 19.Ba6 Qc7 20.Bd2 Rd8 21.Rfc1 Qb8 22.Rc3 Ne7 23.Rac1 f6 24.Rc7 Qa8 25.Bb5 fe5 26.Bd7 Rd7 27.Qb5 Qd8 28.Ra7 ed4 29.Nb6 Qb6 30.Qb6 Ra7 31.Qa7 h6 32.Rc7 Kf7 33.Bb4 Kf6 34.Qd4 Kf7 35.Be7 Be7 36.Re7! Ke7 37.Qg7 Kd6 38.Qh8 h5 39.f4 Kc5 40.Qh5 Kb4 41.Qe5 Kc4 42.Qe6 Kc5 43.f5 (43.f5 Kd4 44.f6 Kc4 45.f7 Kc3 46.f8Q Kc4 47.Qe2 Kc3 48.Qc5 Kb3 49.Qec2#) 1–0. marekt – David Lonsdale, chessworld.net, 2008.

6.Bb5 Nd7

7.Ba4 ba3 A) 8.Qd2 Be4 9.f3 Bf5 10.Ne2 e6 11.Ng3 Nh6 12.0-0; B) 8.Ne2-/+ f6 9.ef6 Ngf6 10.Na3 Be4 11.Nb5 Qc4 12.Bf4.

7.Ba4 Rc8 8.Ra2 b5!-/+ 9.Bb3 e6 10.ab4 Bb4 11.Bd2 Bd2 12.Qd2 Ne7 13.Ne2 0-0 14.0-0 f6 15.f4 Qb6 16.Qe3 Bg4 17.c3 Nf5 18.Qf2 fe5 19.de5 Nc5 20.Bd1 Ne4 21.Qb6-/+ ab6 22.h3 Be2 23.Be2 Nfg3 24.Bg4 Rc6 25.Re1 h5 26.Bf3 Rf4 27.Ra7 Rf7 28.Ra8 Rf8 29.Ra7 Rfc8 30.Ra1 Nc3 31.Nc3 Rc3 32.h4 g6 33.Reb1 Nf5 34.Be2 Nd4 35.Bf1 b4! 36.Ra6 b3 37.Rb6 Rc1 38.Rb2 R8c2 39.R2b3 Nb3 40.Rb3 Re2 41.Rg3 Re5 42.Rg6 Kf7 43.Rg3 Rf5 (43...Rf5 44.Rf3 Rf3 45.gf3 Rf1 46.Kf1 Kf6-+) 0–1. Guglielmi,Riccardo (2200) – Henriksen,Bo (2080), Politiken Cup, 1996.

7.Ba4 Rc8 8.Ra2 b5 9.Bb3 e6 10.ab4 Bb4 11.Bd2 Bd2 12.Qd2 f6 13.Ne2 fe5 14.0-0 Ngf6 15.de5 (15.Nbc3!? Qb6 16.de5 Ne5 17.Nb5+=) 15...Ne5-/+ 16.Nd4 Nfg4 (better is 16...0-0!? 17.Nb5 Qb8 18.Na7 Neg4-+) 17.f4= Nc4 18.Qb4 White threatens to win material: Qb4xb5. Black cannot castle king side 18...Rb8 (18...Qb6 19.Qb5 Qb5 20.Nb5+=) 19.Ra6 The backward pawn on e6 becomes a target (19.Nc3=) 19...Qb7 Black threatens to win material: Qb7xa6 (better is 19...Rb6 20.Bc4 bc4 21.Qa4 Kf7+=) 20.Re1?? The pressure on the backward pawn e6 grows. 20...Qa6-+ 21.Bc4 dc4 22.Qc5 Qb6 23.Qb6 Rb6 (23...ab6?! 24.Nf5 0-0 25.Ne7 Kh8 26.h3-+) 24.Nf5 Kf7 25.Nd4 Rd8 26.Nf3 h6 27.Nc3 a5 28.h3 Nf6 29.Ne5 Kg8 30.g4 Nd5 31.Rd1 Rbb8 32.Ne2 Nb4 33.Ra1 Nc2 34.Ra5 Rd1 35.Kf2 Ra1 36.Ra1 Na1 37.Nd4 c3 0–1. Kliueva,Tatiana (2235) – Dolukhanova,Evgeniya, UKR–ch U20 Girls, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3)

7.Ba4 Rc8 8.ab4 Bc2 9.Bc2 Qc2 10.Qc2 Rc2= 11.Ne2 e6 12.Ra7.

7.ab4 Qc2 8.Qc2 Bc2 9.Na3 Be4 10.f3 Bf5-/+.

7.ab4 Bc2 8.Qd2 e6=+ 9.Ne2 a6 10.Bd7 Kd7-/+.

7.Bd7 Kd7 8.ab4 Qc2 9.Qc2 Bc2 10.Bd2 e6-/+.

7.Bd7 Bd7 8.ab4=+ Bf5 9.Ra2 Rc8 10.Na3 Qb6-/+.

7.Bd7 Bd7 8.ab4 Bf5 9.c3 Bb1 10.Qa4 Kd8 11.Rb1 Qc3 12.Bd2 Qd4 13.Ne2 Qe5 14.Be3 Qd6 15.Ba7 Rc8 16.0-0 Nf6 17.Rfc1 Rc1 18.Rc1 e5 19.Qb5 Qa6 20.Bb6 Ke7 21.Qc5 Ke6 22.Qc8 Nd7 23.Nd4 ed4 24.Re1 Kf6 25.Bd4 Kg6 26.Qd7 h6 27.h4 h5 28.Qd5?? Qd3 29.Qg5+- Kh7 30.Ba1 Qg6+= 31.Qa5 Bd6= 32.b5 b6 33.Qd2 Bc5 34.Qg5 Qg5-/+ 35.hg5 Kg6 36.Re5 Ra8-+ 37.Bc3 Ra2 38.Be1 Rb2 39.g3 Rb5 40.Kg2 Rb1 41.f4 Rb3 42.Kh3 Re3 43.f5-/+ Kh7 44.Re3 Be3 45.Kh4 g6 46.g4 hg4 47.Kg4 Kg7 48.Bb4 gf5 49.Kf5 Bd4 50.Bd2 b5 51.Ke4 Bc5-+ 52.Bc3 Kg6 53.Bf6 Bf8 54.Kd5 Bg7 55.Be7-/+ Bc3 56.Kc5 b4 57.Kc4 Kf5 58.Bd8 Bd2-+ 59.Be7 Bc3 60.Bd8-/+ Ke6 61.Ba5 Be1 62.Bb6 Ke5 63.Bc7 Ke4 64.Bd8 Ke3 65.Bf6 Bc3! 66.Bd8 Kd2 67.Kb3 Kd3 68.Be7 Bd2 69.Bf6 Ke4 70.Bd8 Kd5 71.Bf6-/+ Ke6 72.Bd8 Kf5-+ 73.Be7 Bg5 74.Bb4 Ke4 75.Kc2 f5 76.Be1 Kf3 77.Kd3 Kg2 78.Bb4 f4 79.Ke4 f3 80.Bc5 Bd8 81.Bd4 Bh4 82.Kf5 Bf2 83.Bf6 ½–½. Cantero,J – Thierry,Patrice (2155), Avoine op, 1995.

7.Bd7 Bd7 8.ab4=+ Bf5 9.c3 Bb1 10.Qa4 Kd8-+ 11.Rb1 Qc3 12.Bd2 Qd4 13.Ne2 Qe5 14.Be3 Qd6 15.Ba7 Rc8 16.0-0 Nf6 17.Rfc1 Rc1 18.Rc1 e5 19.Qb5 Qa6 20.Bb6 Ke7 21.Qc5 Ke6 22.Qc8 Nd7 23.Nd4! ed4 24.Re1 Kf6 25.Bd4 Kg6 26.Qd7 h6 27.h4 h5?? 28.Re5+- f6 29.Qe8 Kh7 30.Rh5 Kg8 31.b5 Qd6 32.Bc5 Rh5 33.Bd6 Rh4 34.Qf8 Kh7 35.Qf7 Kh6 36.Qd5 Kh7 37.b6 Kg6 38.Qb7 Rc4 39.Qe7 Rc1 40.Kh2 Rc4 41.Qe8 Kh6 42.b7 Rh4 43.Kg3 Rd4 44.Qe3 Kh7 45.Qd4 f5 46.b8Q f4 47.Bf4 Kg6 48.Qf8 Kh5 49.Qf5 g5 50.Qg5# 1–0. NN – NN, 2008.

6.Bd3 Bd3

7.Qd3 Na6 8.ab4 Nb4 9.Qb5 Nc6 10.Nf3 e6 11.0-0.

7.Qd3 Nc6 8.Nf3 e6 9.0-0 Nge7 10.Bd2 Qa5 11.Qb3.

7.Qd3 e6 8.ab4 Bb4 9.c3 Be7 10.Qg3 g6 11.Ne2 Nd7 12.0-0 Nb6 13.Na3 Qc6 14.Qd3 a6 15.Nc2 Nc4 16.g4 0-0-0 17.Qh3 h5 18.Ng3 Nh6 19.gh5 Rh7 20.hg6=+ fg6 21.Ne1 Rdh8-/+ 22.Nf3 Nf5 23.Qg4 Qe8 24.Rd1 Qf7 25.Nf1 Nh4 26.Nh4 Rh4 27.Qe2 g5 28.Rd3 g4 29.Rg3 Qf5 30.Ra2 Kd7 31.Rg2 Rh3 32.Rc2 Rf3 33.Ng3 Qh7 34.Nf1 Bh4 35.Be3 Qe4-+ 36.Rc1 Rhf8 37.Nd2 Nd2 38.Qd2-/+ b5 39.Ra1 Ra8 40.Qc1 Qf5 41.Ra2 a5 42.Ra1 a4 43.Qa3 Be7-/+ 44.Qb2 Kc6 45.Rd1 a3 46.Qa1 Qe4 47.Rd2 Re3 48.fe3=+ Bg5 49.Ra2?? Be3-+ 50.Kh1 Qf3 51.Qb1?? Rh8 (51...Rh8 52.Qg1 Bg1 53.Rad2 Bh2 54.Rdf2 Qd1 55.Rf1 Qf1 56.Rg1 Bg1#) 0–1. Cueto,J (2305) – Wong Meng_Kong (2470), 36. Olympiad, 2004.

7.Qd3 e6 8.ab4 Nc6 9.Na3 Nb4 10.Qb5 Qc6 11.Rb1 Qb5 12.Nb5 Kd7 13.Bd2 Nc6 14.Nc3 Bb4 15.Nf3 Nge7 16.Ke2 Bc3 17.Bc3 b6 18.Rb3 h6 19.Ra1 Rhc8 20.h4 h5 21.Kd3 Nf5 22.g3 Rab8 23.Ng5 Ke7 24.Bb4 Nb4 25.Rb4 Rb7 26.c4 dc4 27.Rc4 Rc4 28.Kc4 Rc7 29.Kd3 Rd7 30.Nf3 Kd8 31.Ke4 Ne7 32.Ne1 a5 33.Nc2 Nd5 34.Na3 Rc7-+ 35.Nb5 Nc3 36.Nc3-/+ Rc3 37.Ra4 Kd7 38.d5 ed5-+ 39.Kd5 g6 40.Rf4-/+ Rc5 41.Kd4 Ke7 42.Rf6 a4 43.Rb6=+ Ra5 44.Rb7 Kd8 45.Rb2 a3 46.Ra2 Ke7 47.Kc3 Ke6 48.Kb4 Ra7 49.Kb3 Kf5 50.f3 Ra6 51.Kc2 Ke5-+ 52.Kb1 Kf5 53.Ka1 f6 54.Rc2 a2! 55.Rc5 Ke6 56.Rc3 g5 57.Rc4 gh4 58.Rh4 Ra3 59.g4 hg4 60.fg4 Kf7 61.Rh7 Kg6 62.Rh8 Kg7 63.Rh4 Ra4 64.Rh2 Rg4 65.Ra2?? f5 66.Rc2 Rg1 (66...Rg1 67.Kb2 Rd1-+) 0–1. Limmer,Stefan – Schmidt,Gerhard, Oberliga Bayern9596, 1995.

7.Qd3 e6 8.Bd2 Nc6 9.Nf3 Be7 10.0-0 ba3 11.Na3.

7.Qd3 e6 8.Nf3 Nc6-/+ 9.0-0 Nge7 10.Bd2 Qa5 11.Qb3.

5.a3 e6

6.Bb5 Nc6 7.ab4 Bb4 8.c3 Be7 9.Ne2 Qb6 10.Ba4?? (better is 10.Bd3-/+) 10...Bb1-+ 11.Ba3 Bg6 12.Nf4 Nh6 0-1. Lonyuk,Bohdan - Leon,Fernando, 14. LSS No Engine Cup Preliminary, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

6.Bd2 Nc6 7.Bb5 Qb6 8.Bc6 bc6 9.Ne2 ba3 10.Na3 c5 11.dc5 Bc5 12.0-0 Ne7 13.c4 0-0 14.cd5 Nd5 15.Nc4 Qc7 16.Ba5 Qe7 17.Ng3 Bg6 18.Re1 Nb6 19.Bb6 ab6 20.Ne4 Ra1 21.Qa1 Be4 22.Re4 Qb7 23.Re2 Ra8 Draw agreed ½–½. whitecat25 – craig4000, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

6.Bd2 Nc6 7.Nf3 Nh6 8.ab4 Bb4 9.c3 Be7 10.Be2 Bg4 11.Bh6= gh6 12.h3 Bf5 13.g4 Bg6 14.Nbd2 Qb6 15.Ra2 a6 16.h4 h5-/+ 17.g5 Rc8 18.Rh3 Na7 19.Ng1 Nb5 20.Rb2 Qa5 21.Bb5 ab5 22.Ne2 b4 23.cb4= Bb4 24.Rhb3 Bc3 25.Qc1 Bd2= 26.Qd2 Qa8 27.Ra2 Qb8+= 28.Qb4 Rc4 29.Qa3 Rc7 30.Rc3 Rc6 31.Rb2 Kd7 32.Rc6 Kc6 33.Qa4 b5 34.Qb4 Bd3 35.Nc3 Rc8 36.Ra2 Kd7+= 37.Ra6 Ke8 38.Qa5 Kf8 39.Kd2 Bf1 40.Ra7 b4 41.Nd1 Kg7-/+ 42.Ke1 Bh3 43.Qa4? b3-+ 44.Qa3 Qb5 45.Ra8 Qf1 46.Kd2 Rc2 47.Ke3 Re2 48.Kf3 Bg2 49.Kg3 Qg1 (49...Qg1 50.Qf8 Kg6 51.Qg8 Kf5 52.Qh7#; 49...Kg6 50.Qf8 Re3 51.Ne3 Qf2 52.Kf2 f6 53.Qf6#) 1–0. Sevo,Igor (2155) – Jagodzinski,Andreas (2215), Atom Cup IM 3rd, 1998.

6.Ne2 Qc7 7.ab4 Qc2 8.Qc2 Bc2 9.Bd2 Nc6 10.b5 Nb4 11.Be3 Bg6 12.Na3 Nd3 13.Kd1 Rc8 14.Nf4 Nf4 15.Bf4 Ne7 16.Be2 Nf5 17.Be3 Ne3-+ 18.fe3 Bb4 0–1. Kneifel,Stefan – Reis,Gerhard, Nuremberg op, 1987.

6.Nf3 ba3 7.Na3 (7.Bd3 Bd3 8.Qd3 Nc6 9.Na3 Nge7=+) 7...Nc6=+ 8.Nb5 (8.Be2!?=+) 8...a6-/+ 9.Nd6 (9.Nc3 Rc8 10.Bd2 Nb4-/+) 9...Bd6-+ 10.ed6 Qd6 11.Bd3 Bd3 12.Qd3 Nge7 (12...b5 13.0-0-+) 13.0-0 0-0 14.c4 (better 14.Ba3 Qc7 15.Ng5-+) 14...dc4 15.Qc4 Qd5 16.Qd3 (16.Qc5 b5-+) 16...Nf5 17.Be3 Rfd8 18.Rfd1 Rac8 19.Ng5?! (19.Rac1 Nb4 20.Qa3 a5-+) 19...h6 (better 19...Nb4 20.Qd2 Rc2-+) 20.Ne4 (20.Nf3 Nb4 21.Qd2 Nc2-+) 20...Nfd4 (20...Nb4 21.Nc3 Qc6 22.Qd2 Qc3 23.Rab1-+) 21.Nc3 (21.Kh1-+) 21...Nf3! 22.gf3 Qd3 23.Rd3 Rd3 (23...Rd3 24.Ne2 Ne7-+) 0-1. john_boone (2170) - The_Flash (2335), Rated Bullet game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6)

6.Nf3 Nc6 7.Bd3 (7.Be2 Qa5-/+) 7...Bg6 (7...Bg4 8.Be2-/+) 8.ab4 (8.0-0 Qa5+=) 8...Bd3 (8...Bb4 9.c3 Be7 10.Bg6 hg6 11.Ba3-/+) 9.Qd3 Nb4 10.Qe2 (10.Qb3 Qc7 11.Na3 a5+=) 10...Ne7 (10...Qc7 11.c3+=) 11.c3 (11.Ba3 Nf5+=) 11...Nbc6 12.Ba3 Ng6 13.g3 (13.0-0 Ba3 14.Na3 0-0-/+) 13...Ba3 14.Na3 a6 (14...0-0 15.h4-/+) 15.0-0 0-0 16.Rfb1 (16.h4 Nge7-/+) 16...b5 17.Nc2 Qc7 (17...f6 18.Nb4 Nb4 19.cb4-/+) 18.Ra3 Rfb8 (18...f6 19.ef6 Rf6 20.Rba1-/+) 19.Nfe1 (19.Nb4 a5 20.Nd3 a4-/+) 19...Nf8 20.Nd3 Nd7 21.f4 Ne7 22.g4 Nc8 23.Ne3 Ncb6 24.f5 Nc4 25.Rab3 Qd8 26.Ng2 Rc8 27.Ndf4 Qb6 28.Kh1 Nf8 29.f6 g6 30.Qe1 Nd7 31.Nh3 Qd8 32.Qh4 Qf8 33.Rd1 Rab8 34.Ngf4+= a5?? 35.Rdb1?? Nd2 36.Ng5+= h6? 37.Nge6!+- fe6 38.Ne6?? Qf7-+ 39.Qh6 Ne4?? 40.Nf4= Nf8 41.g5 Rc6 42.c4 dc4= 43.Rf3?? Re8?? 44.d5+/- Re5 45.dc6 Rc5 46.h4 c3 47.h5 Qh7? 48.Qh7+- Kh7 49.hg6 Kg8 50.g7 Rc6 1–0. Beltran,Horacio – Fama,Ariel, Pan American–ch, 1997. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6)

6.Nf3 Qc7 7.Bd3-/+.

6.ab4 Bb4

7.c3 Ba5 8.Ba3 Nc6 9.Bd3 Nge7 10.Nf3 Bg4 11.0-0 a6 12.Qe2 b5 13.Bc5 h6 14.Ra3 0-0 15.h3 Bh5 16.Nbd2 b4 17.Ra4 Bc7?? (better is 17...bc3 18.Nb3 Bb6-/+) 18.cb4+- a5 19.Rfa1 Rc8 20.b5 Nb8 21.g4 Bg6 22.Bg6 fg6 23.Nb3 Nd7 24.Bd6 Bb6 25.Na5 Rf4 26.Qe3 g5 27.Nb7 Qf8 28.Ne1 Qe8 29.Nc5 Rd4 30.Qd4 Nc5 31.Ra6! Na6 32.Qb6 Nb8 33.Be7 Qe7 34.Ra8 Qe8 35.Nf3 Kh7? (35...Rd8 36.Nd4 Nc6 37.Rd8 (37.Qc6 Ra8 38.Kg2 Qc6 39.bc6 Ra4-+) 37...Nd8 38.Qc7+-) 36.Kg2 (36.Nd4 Rc1 37.Kg2 Nd7 38.Re8 Nb6 39.Ne6 Nc4+-) 36...d4? (better is 36...Rd8+/-) 37.Nd4+- Qd7 38.Nf3 (38.Qe6?! Qd4 39.Qf5 g6 40.Qf7 Kh8+/-) 38...Qe8 39.Ra7 Nd7 40.Qb7 Rd8 41.Qe4 (41.Qe4 Kh8 42.Qc6+-) 1–0. Dahl,Pierre (1730) – Paris,Pascal, WC.2006.P.00015, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4)

7.c3 Ba5 8.Bd3 Ne7 9.f4 0-0 10.Nf3 Bd3 (10...Nbc6!?-+) 11.Qd3-/+ h5 (11...Nd7 12.0-0-/+) 12.Ba3+= Re8 13.Be7 Re7 14.Ng5 g6 15.g4 h4 (better is 15...hg4!? 16.Rg1 g3=) 16.Qh3+/- Bc3?? (better is 16...Kf8+/-) 17.Nc3+- (17.Qc3?! Qb6 18.0-0 Nc6+-) 17...Qf8 18.Qh4 (18.0-0 Nc6 19.Qh4 f6+-) 18...Qg7 (18...f6 19.Nf3 Rc7 20.Ne2+-) 19.0-0 (19.f5!? Qh8 20.Nh7 Nc6 21.Nf6 Kg7 22.Nh5 Kg8 23.fg6 fg6+-) 19...Nc6 20.Ne2 f6 (20...Qh8 21.Qf2 f6 22.ef6 Qf6 23.Ra3+-) 21.Nf3 Rf8 (21...Rf7 22.Rab1 Rb8 23.Rfc1+-) 22.ef6 Rf6 23.Ne5 (better is 23.Qg5 Rc7+-) 23...Qf8 (23...g5 24.Qg3 gf4 25.Nf4 Nd4+-) 24.g5 Rf5 (24...Rh7 25.Qg3 Rff7 26.Ng6+-) 25.Ng6 Qg7 (25...Rh7 26.Qh7! Kh7 27.Nf8 Rf8 28.Ra3+-) 26.Ne7 Qe7 27.Ng3 Rf7 (27...Nd4 28.Nf5 Nf5 29.Qh5+-) 28.Nh5 (better is 28.f5 Rf8 29.f6+-) 28...Kf8 (28...Qb4 29.Rae1 Kf8 30.g6+-) 29.Nf6 Qb4 30.Qh8 Ke7 31.Qe8 (31.Qe8 Kd6 32.Qf7 Qd4 33.Kh1+-) 1–0. Krastev,Goran (2005) – Kosturkov,Krasimir (1750), Sofia BUL, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4)

7.c3 Bf8 8.Ba3 Ne7 9.h4 (9.Nf3 Nbc6=+) 9...h5 (9...Nbc6 10.g4 Be4 11.f3 Bb1 12.Qb1-/+) 10.Be2 (10.Nd2 Nd7=+) 10...g6 (10...Qc8 11.Bb4-/+) 11.Nf3=+ Nbc6 (11...Bh6 12.0-0=+) 12.Nbd2 (12.0-0 a6=+) 12...Bh6 13.Ng5 (13.0-0 0-0=+) 13...Kf8 (13...a6 14.Rg1-/+) 14.Nf1 (14.Qb3 Qd7=+) 14...Kg7 15.Bc1 (15.Ne3 a6-/+) 15...Rc8 (15...a6 16.f3 Kg8 17.g4 Bg5 18.Bg5 hg4 19.fg4+=) 16.Ng3 Qc7 (16...b6 17.0-0=+) 17.Ra3 (17.0-0 Rhf8=+) 17...a6 18.Qd2 (18.0-0 Na5=+) 18...Na5 (18...Ra8 19.0-0-/+) 19.Qf4 (19.Qb2 Bg4=+) 19...Nc4 (19...b5 20.Be3 Ra8 21.0-0=+) 20.Ra2 Qb6 21.0-0 Qb3 22.Bc4 Qc4 23.Ra3 Rc6 (23...Qd3 24.Bd2-/+) 24.f3 (24.Bd2 b6-/+) 24...Rb6 (24...Qd3 25.Bd2-/+) 25.Rf2 (25.Nf5 ef5 (worse 25...Nf5 26.g4+-) 26.Bd2 Rb2-/+) 25...Rb1-/+ 26.Ne2 (26.Kh2 b5 27.Ra6 Qc3-/+) 26...Qd3 (26...Nc6 27.g4 Bg5 28.Qg5-/+) 27.g4 Qd1 28.Kh2 (28.Kg2 Bg5 29.Qg5-/+) 28...Qe1 (28...Bg5 29.Qg5 Bd3 30.Qe7 Qe1=) 29.Kg3-/+ Qh1 (29...Rh7 30.Ra2 (worse 30.gf5 Nf5 31.Kg2 Rc1 32.Nc1 Ne3 33.Kh3 Qh1 34.Qh2 Qc1-+) 30...Rc1 31.Qc1 Qc1 32.Nc1 Bg5 33.hg5 hg4 34.fg4+-) 30.Rg2 (30.Rh2 Qf1 31.Rf2=) 30...hg4-/+ 31.fg4 Bg5 32.Qg5 Kf8?? (32...Bg4 33.Qe7 Be2 34.Qf6 Kg8-+) 33.gf5 (33.Qf6 Kg8 34.Qe7 (34.gf5? Nf5 35.Kf2 Rc1 36.Nc1 Qc1 37.Qd8 Kh7-+) 34...Bg4 35.Qd8 Kh7 36.Qf6 Qh3 37.Kf2+=) 33...Nf5 Increasing the pressure on the isolated pawn on h4 (33...Rh5 34.Qf6 Qe1 35.Kh3 Nf5 36.Qd8 Kg7 37.Qf6 Kg8 38.Rg6 fg6 39.Qe6 Kh7 40.Qd7 Ng7 41.Ng3 Qc1 42.Ra2 Qc3 43.Rf2-+) 34.Kf2 Qh4 (34...Ke8 35.Rg1 Qh4 36.Qh4 Rh4 37.Bg5 Rh2 38.Rg2=) 35.Qh4 Rh4 36.Bg5 Rhh1 37.Rg1 (37.Ng3 Rh3 38.Kf3 Ke8=) 37...Rhg1 38.Ng1 1–0. Krustev,Goran (2055) – Stoyanov,Tihomir, 9th Sofia Bulgaria, Hemus Open, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4)

7.c3 Bf8 8.Bd3 Bd3 9.Qd3 Ne7 10.Nf3 Nf5 11.0-0 Be7 (11...Nc6 12.Na3=+) 12.g4 Nh4 13.Nh4 Bh4 14.Na3 0-0 15.Nb5 Nc6 16.Nd6 f6 (16...Be7!? 17.Nb7 Qd7=) 17.Nb7= Qc7 (17...Qe7 18.Qa6 Qd7 19.Nc5+=) 18.Nc5+= Qe7 (18...fe5 19.Ne6 Qd7 20.Nf8 Rf8 21.h3+-) 19.ef6 Bf6 (19...Rf6 20.Qh3 Rg6 21.f4+-) 20.Ra6+- Rac8 21.Qe3 Rfe8 (better 21...Qf7!? 22.Qe6 Rfe8 23.Qf7 Kf7+-) 22.g5+- Bd4 23.cd4 e5 (23...Nd4 24.Qd4 Rc5 25.f4+-) 24.de5 Ne5? (24...Qe5 25.Qe5 Re5+-) 25.Re6 Qg5 (25...d4 26.Re7 de3 27.Re8 Re8 28.Be3 Nc4+-) 26.Qg5 Nf3 27.Kg2 Ng5 28.Re8 (28.Re8 Re8 29.Bg5+-) 1–0. Janek – Gusten, internet, 2018. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6 6.ab4 Bb4)

7.c3 Bf8 8.Ne2 Nc6 9.Ng3 Bg6 10.Na3 a6 11.h4 h6 12.h5 Bh7 13.Be2 Nge7 14.Qb3 b5 15.Qa2 Rb8 16.Nc2 Qb6 17.Ba3 Nc8 18.Bf8 Rf8 19.Ne3 Ra8 20.Qb3 Na5 21.Qb4 Nc4 22.Nc4 bc4 23.Qa4 Ke7 24.0-0 Na7 25.f4 (worse is 25.Qa6 Qa6 26.Ra6 Nb5-/+) 25...Nb5 26.f5 Rg8 27.Qb4 Kd7 (better is 27...Ke8!?=) 28.fe6+= fe6 29.Rf7 Kc6?? (better is 29...Kc8+/-) 30.Bc4! Rad8 (30...dc4 31.Qc4 Mate attack) 31.Ra6!! Qa6 (31...Qa6 32.Qc5 Mate attack) 32.Qc5 1–0. Raimbault,Pierre – Gueron,David, Paris op–B, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4)

7.c3 Bf8 8.Nf3 Ne7 9.Bd3 Nbc6 10.Ba3 a6 11.0-0 b5 12.Bd6 Bd3 13.Qd3 Ng6 14.Bf8 Nf8 15.Nbd2 Na5 16.Ra2 Nc4 17.Nc4 dc4 18.Qe4 Qd5 19.Qd5 ed5 20.Rfa1 Ne6 21.Ra6 Rb8 22.Rb1 Nf4 23.Kf1 0-0 24.Ra5 b4 25.cb4 Nd3 26.Rd5 c3 27.Ne1 Nb2? (better is 27...Nb4 28.Rc5 Na2 29.Rb8 Rb8+-) 28.Nc2 Nc4 29.Ke2 Ra8 30.Kd3 Rfc8 31.Rc5 Nb2 32.Ke4 g6 33.d5 Rc5 34.bc5 Ra4 35.Ke3 (better is 35.Nd4!? Nc4 36.Rb8 Kg7+-) 35...Nc4 36.Kd3 Ne5 37.Kc3 Rc4 38.Kd2 Rc5 39.Ne3 Nd7 40.Ke2 Kf8 ½–½. Lorkiewicz,Ziemowit – Warowny,Marcin (1805), Otwarte Mistrzostwa Wojewodztwa Lubelskiego Poland, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4)

7.Bd2 Nc6 8.Bb4? (8.Bb5!? a5 9.Nf3-/+) 8...Nb4-+ 9.Bb5 (9.Bd3 Qg5 (9...Nd3?! 10.cd3 Nh6 11.Nc3-/+) 10.Nf3 Qg4 (10...Nd3?! 11.cd3 Qe7 12.Na3+=) 11.Bf5 Qf5-/+) 9...Kf8 10.Na3 Rc8 (10...Qa5 11.Qd2 Nc2 12.Nc2 Qb5 13.Ne3-+) 11.Nf3 (11.Ne2 Nc2 12.Nc2 Bc2-+ (12...Rc2?! 13.Bd3 Rc7 14.Bf5=)) 11...Nc2 (11...Bc2!? 12.Qd2 a5 13.0-0-+) 12.Nc2-/+ Bc2 (12...Rc2?! 13.Ra7 g6 14.0-0= (14.Rb7?? White will not be able to digest the pawn 14...Qc8 15.Rf7 Kf7-+)) 13.Qd2 a6 14.Be2 Ne7 15.Qb4 (15.0-0 Rc6-+) 15...Rc7 16.0-0 Kg8 (16...Be4 17.Nd2-+) 17.Rac1? (17.Rfc1 h5 18.Ne1 Bg6-/+) 17...h6 (17...Qc8 18.Ne1 Be4 19.Rc7 Qc7 20.Nd3-/+) 18.Qd6? (better is 18.Ne1!? Bh7 19.Qb6-/+) 18...Rd7-+ 19.Qc5 Bg6 20.Bd1 Kh7 21.h4 Qb8 22.Nd2 Rc8 23.Qa3 Rc1 24.Qc1 Qc8 25.Qa3 Kg8 26.Nb3 b6 27.Be2 a5 28.Rc1 Rc7 29.Rc7 Qc7 30.h5 Bf5 31.g4 Bh7 32.Qd6 Qd6 33.ed6 Nc6 34.Bb5 Nd8 35.Nd2 Kf8 36.Kg2 Nb7 37.d7 Ke7 38.Kg3 Nd6 39.Bc6 Ne4 40.Ne4 Be4 41.Kf4 Bc2 42.Ke3 Bd1 43.f3 a4 44.Kd2 a3 45.Kc1 Bf3 0–1. Le Floch,Sylvain (1640) – Le Borgne,Pierre (2110), Morbihan–ch, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

7.c3 Bb1

8.Qa4 Qd7 9.cb4 Qa4 10.Ra4 Ne7 11.Nf3 Be4 12.Be2 Nf5 13.Bb2.

8.cb4+= Be4 9.f3 Bf5 10.Qa4 Nc6 11.b5 Nce7 12.Ne2 Nh6 13.Bg5.

8.Bb5 Nc6 9.cb4 Bf5 10.Bc6 bc6 11.Ne2 Ne7 12.0-0 0-0 13.Bf4.

8.cb4+= Bg6

9.b5 Ne7 10.Bd3 (10.Nf3 Be4=+) 10...0-0 11.Nf3 Nd7 12.0-0 Nb6 13.Ba3 Re8 14.Be7 Qe7 15.Bg6 hg6 16.Qd3 Nc4 17.Ne1 (17.Ra2 Rec8=+) 17...Qb4-/+ 18.f4 (18.Nf3 Qb5 19.Ng5 Qb4=+) 18...Qd2 (18...Qb5 19.Nf3-/+) 19.Rf3 Qd3 20.Nd3 a6 21.Nc5 (21.ba6!? ba6 22.Nc5-/+) 21...ab5-+ 22.Rb1 (22.Ra8 Ra8 23.h3 b4-+) 22...b6 (22...Nd2 23.Rb5 Nf3 24.gf3-+) 23.Nb3 Ra3 24.Rc3 Nd2! 25.Rb2 (25.Nd2 Rc3 Pinning (25...Rc3 Deflection)) 25...Rb3 (better 25...b4 26.Rd3 Nc4-+) 26.Rcb3 Nb3 27.Rb3 Rb8 28.Rb5 Kf8 29.Kf2 Ke7 30.g4 Kd7 31.Kg3 (31.h4 Kc6 32.Rb3 b5-/+) 31...Kc6 32.Rb4 b5 33.h4 (33.Kf2 Rh8 34.Kg2 Ra8-+) 33...Ra8-+ 34.h5 (34.Rb3 Kb6-+) 34...gh5 (34...Ra3 35.Kf2 gh5 36.gh5-+) 35.gh5 Ra4 36.Rb3 (36.Rb1 Rd4 37.Kf3 Rd3 38.Ke2 Rh3 39.Rc1 Kb6-+) 36...Rd4 37.Kg4 (37.Rb1 Rd3 38.Kh4 Rf3 39.Rc1 Kb6-+) 37...b4 38.Kg5 (38.Rb1 Kc5-+) 38...Kb5 39.Rf3 Kc4 40.h6 gh6 41.Kf6 b3 42.Kf7 b2 43.Rf1 Kb3 (43...Kc3 44.Ke6 Rf4 45.Rf4-+) 44.Ke6 Rf4!! 45.Rh1 (45.Rf4 b1Q Combination) 45...d4 46.Kd7 (46.Kd5 d3 47.e6 Rf2-+) 46...Re4 47.e6 d3 48.e7 Re7! 49.Ke7 Kc2 0-1. Goran_Krastev (2230) - shaf (2305), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

9.Bb5 Nc6 10.Qa4 Nge7 11.Bg5 Qb6 12.Be7 Ke7 13.Bc6 Qc6 14.Qa3 b5 15.Ne2 Rhc8 16.0-0 Qb6 17.h3 Rc4 18.Rfd1 Qc7 19.Rac1 Kd7 20.Qa6 Rb8 21.Ra1 Rb7 22.Rdc1 Qb6 23.Rc4 (23.Qa3 Rbc7-/+) 23...bc4 24.Qa4 Qc6 (24...Kd8 25.Qa3-+) 25.Nc3 Qa4 26.Ra4 Bc2 27.Ra2 Bb3 28.Ra6 Ke7 (28...Rb4?! 29.Ra7 Kc6 30.Rf7=) 29.b5 f6 30.f4 Bc2 31.g4 g5 (better is 31...f5-/+) 32.ef6 Kf6 33.fg5 Kg5 34.Re6 Bg6 35.Re5 Kh4 36.Kg2 a5? 37.Rd5 a4+/- 38.Re5 a3 39.Re2 Bd3 40.Ra2 Ra7 41.b6 Rb7 42.Na4 Be4 43.Kh2 Rf7 44.Nc5 Bc6 45.Ra3?? Rf1 (45...Rf1 46.d5 Bd5 47.Ne4 Be4 48.Rf3 Bf3 49.b7 Rh1) 0–1. coyoteofthewind (1640) – edandevy (1735), Gameknot.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4)

9.Bb5 Nc6 10.Bc6 bc6 11.Nf3 Ne7 12.0-0 0-0 13.Qe2.

9.Bb5 Nd7 10.Ne2 (10.Nf3 a6 11.Be2 Ne7 12.0-0 0-0 13.b5) 10...a6 11.Bd7 (11.Ba4 Ne7 12.0-0 0-0 13.Bg5) 11...Qd7 12.Nc3 (12.0-0 Ne7 13.Nf4) 12...Rc8 (12...Ne7 13.0-0) 13.Bb2 (13.Bd2-/+) 13...Rc4 (13...Ne7!?-/+) 14.b5+= Qc8 15.ba6 ba6 (15...Rc3? 16.a7 Qa8 17.Bc3+-) 16.0-0 Ne7 (16...Rc3 17.Bc3 Qc4 18.Qd2+-) 17.Qb3 0-0 (17...Rd4?! 18.Nb5 Rd3 19.Nd6 Kd7 20.Qb6=) 18.Rfc1 Nc6 (18...Rd4?! 19.Nd5 Qc1 20.Rc1 Rd5 21.Qa3+=) 19.Ne2 Rb4 20.Qc3 Qb7 21.Qc6 Qc6 22.Rc6 Rb2 23.Nf4 a5 24.Ra6 Rb4 25.Ng6 hg6 26.R6a5 Rd4 27.R5a4 Ra4 28.Ra4 Rc8 29.g3 (29.f4 g5!-/+) 29...Kf8 30.f4 Rc2 31.Ra8 Ke7 32.Ra7 Ke8 33.h4 d4 34.Ra8 Kd7 35.Ra7 Ke8 ½–½. Bosi,C (2080) – Coladangelo,A (1780), ch–ITA U20, Fiuggi ITA, 2007. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6)

9.Nf3 Ne7 10.Be2 0-0 11.Qd2 Qb6 12.0-0 Rc8 13.Qf4.

9.h4 h5 10.Ne2 Ne7 11.Nf4 Qb6 12.b5 Nf5 (12...Nd7 13.Be2=+) 13.Ra4= Nd7 14.Be2 Rc8 15.Bd2 (better 15.Ng6!? fg6 16.Bg5=) 15...Nd4-/+ 16.Ba5 Nc2 17.Kf1 Qc5 18.Rh3 d4 (18...Nb6 19.Ng6 fg6 20.Rf4-/+) 19.Rc4=+ Qc4 20.Bc4 Rc4 21.Ng6 fg6 22.Qe2 Rc5 23.Qe4 Ne5 (23...Rb5 24.Qg6 Kf8 25.Rf3 Nf6 26.ef6 Rb1 27.Ke2 Re1 28.Kd3 Rh7 29.fg7 Ke7 30.Qf7 Kd6 31.Qc7 Kd5 32.Rf5 ef5 33.g8Q Re6 34.Qgd8 Rd7 35.Qdd7 Rd6 36.Qdd6) 24.Qb7 (24.Bc7 Rc7 25.Qe5 Kd8=) 24...0-0-/+ 25.Kg1 Rf7 26.Qb8 Kh7 27.Bd2 d3 (better 27...Nc4 28.Bg5 e5-/+) 28.f4+= Nc4 29.Rd3 Nd2 (29...Rd5!? 30.Rd5 ed5=) 30.Rd2+- Ne3 31.Rd8 g5 32.hg5 Rc1 (32...Nd5 33.Rf8 Rc1 34.Kh2 Rf8 35.Qf8+-) 33.Kf2+- Ng4 34.Ke2 Rc2 35.Kd3 Rg2? (better 35...Rfc7+-) 36.Rh8+- Kg6 37.Qe8 Rg3 38.Kd2 Rg2 39.Kc3 Re2 (39...Rg3 40.Kd4 Rf3 41.Qe6 Nf6 42.gf6 Rf4 43.Ke3 R4f6 44.Qe4 Rf5+-) 40.Rf8 Re3 (40...Kf5 41.Qf7 Ke4 42.Qh5 Re3 43.Kc4+-) 41.Kd2 (41.Kd2 Ne5 42.Ke3+-) 1–0. Nicolini,Alexander (2150) – Horak,Ivan (2070), 3rd Liga A2, 2014. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Bb1)

7.c3 Be7

8.Ba3 Qa5 9.Bb2 Qb6 10.Ra2-/+.

8.Na3 Ba3 9.Ra3 (9.Ba3 Qc8 10.Qa4 Qd7+=) 9...h6 (9...a6 10.Ra2-/+) 10.h4 (10.Bb5 Nc6-/+) 10...Ne7 (10...a6 11.Qb3 Qc8 12.Qa4 Nd7 13.Bd2-/+) 11.g4 (11.Rb3!? Qd7 12.Bb5-/+) 11...Be4 12.Rh3 (12.f3 Bg6-/+) 12...Nbc6 (12...Qd7 13.f3 Bg6 14.Qe2-/+) 13.Ne2 (13.h5 a5-+) 13...a6 14.Ng3 Bg6 (14...Bh7 15.g5 hg5 16.Bg5-+) 15.f4 (15.h5 Bh7-/+) 15...b5 (15...Rc8 16.h5 Bh7 17.f5-+) 16.Bd3 (better is 16.h5 Bh7 17.Ra2-/+) 16...Kd7?? Black loses the right to castle. Black is ruining his position (16...Bd3 17.Qd3 Qb6-/+) 17.f5= White threatens to win material: f5xg6 17...Bh7 18.Qc2 (18.Nh5 ef5 19.Ng7 fg4 20.Qg4 Kc7 21.Bh7 Rh7=) 18...Qg8 Black's piece can't move: h7 (18...ef5 19.Bf5 Bf5 20.gf5-/+) 19.Nh5 (19.Ra1 ef5 20.gf5 Qf8=) 19...b4 (19...Kc7 20.fe6 fe6 21.Rh2+=) 20.Ra4 Qb8 21.Ng7 b3 Black threatens to win material: b3xc2 22.Qe2 Rg8?? causes even greater problems 23.Nh5 Bf5 24.Nf6 Kc7 25.Ba3 Bd3 26.Bd6 Kc8 27.Qd3 Qb6 28.Ng8 b2?? 29.Ne7 Kd7 30.Qb1 1–0. Vogiatzis,Dimitrios (2010) – Hetzner,Andreas (1810), Nuremberg Zabo op 4th, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

8.Na3 a6 9.f4 h5 10.Nf3 Nh6 11.Bd2 0-0 12.Nc2 f6 13.Be2 Be4 14.0-0 Nc6 15.Nfe1 fe5 16.fe5 Rf1 17.Bf1 Bg5 18.Be2 Bd2 19.Qd2 h4 20.Nf3 Nf5 21.Ne3 Bf3 22.Bf3 Qg5 23.Re1 Ne3 24.Qe3 Qe3 25.Re3 Kf7 26.Re1 Na5 27.Be2 Nc4 28.Kf2 a5 29.Kf3 a4 30.Ra1 g5 31.Bc4 dc4 32.Ke4 b5 33.Ke3 Ke7 34.Kd2 Rf8 35.Ke2 Kd7 36.Rb1 Kc6 37.Ra1 g4 38.Ra3? (38.Ke3-+) 38...g3 39.hg3 hg3 40.Ke3 Rf2 41.Ke4 Rg2 42.Kf3 Rb2 43.Kg3 Rb3 44.Ra1 Rc3 (44...Rc3 45.Kf4 a3-+) 0–1. Orsos,Gabor – Perhacs,Gejza, Miskolc Avas op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Na3 Nc6 9.Ne2 f6 10.f4 fe5 11.fe5 Ba3 12.Ba3=+ Nge7 13.Nf4 Ng6 14.Ng6 hg6 15.Qd2 Qh4=+ 16.Qf2 Qe4 17.Qe2 a6 18.Qe4 Be4 19.Kf2 Na5 20.Bb4 Nc6 21.Ba3 b5 22.Bc5 Kf7 23.Be2 Rhc8 24.Bd6 Bc2 25.Rhf1 g5 26.Bh5 g6= 27.Ke3 Kg7 28.Be2 Be4 29.Rf6 Nd8 30.Bf8 Kg8 31.Bc5 Nb7 32.Bg4?? Nc5=+ 33.dc5 Rc5 34.Be6 Kg7-/+ 35.Rf7 Kh6 36.Kd2 a5 37.g4 b4 38.cb4+= Rc2 39.Ke1 a4 40.Bd7 a3 41.e6 Rh2 42.e7 a2? 43.Rf8 Ra3 44.Rh8 (44.Rh8 Kg7 45.Rh2+-) 1–0. Laub,Patrick – Mitkovski,Oliver (2440), Geneve op, 1993.

8.Na3 f6 9.f4 (9.Nf3!?=+) 9...Nh6 10.Nf3 0-0 11.Be2 Nc6 12.0-0 a6 (12...Qb6 13.ef6 Bf6 14.Nb5-/+) 13.h3 (13.Nc2!?-/+) 13...Be4 14.Kh2 (14.ef6 Bf6 15.Ng5 Bg5 16.fg5 Nf5-+) 14...f5 (14...b5 15.ef6 Bf6 16.Nd2-+) 15.Nd2 (15.Ng5 Bg5 16.fg5 Nf7-/+) 15...b5 (15...Qc7 16.Ne4 fe4 17.Nc2-/+) 16.Ne4 (16.Nc2 Qb6-/+) 16...fe4 (16...de4?! 17.Nc2=) 17.g4 Qc7 18.f5 ef5 19.Bh6 (19.Qb3 Rad8 20.Bh6 gh6 21.gf5 Ne5 22.de5 Qe5 23.Kh1 Rc8-+) 19...gh6 20.gf5 (20.Rf5 Na5 21.Nb1 Bg5-/+) 20...Ne5-+ 21.Kh1?? (better 21.de5 Qe5 22.Kh1-/+) 21...Qc3 22.de5 (22.Rf2 Ng6 23.Bg4-+) 22...Qh3 23.Kg1 Kh8 24.Bg4 Rg8 25.Kf2 Qg4 (25...Qh2 26.Ke3 Bc5 27.Qd4 Bd4 28.Kd4 Qd2 29.Kc5 Qc3 30.Nc4 Qc4 31.Kd6 Rad8 32.Ke7 Qc7 33.Kf6 Rde8 34.Ra6 Rgf8) 26.Ke3 (26.Qg4 Rg4 27.Nc2-+) 26...Qh3 27.Kd4 Rac8 28.Qd2 Rg3 (28...Rg3 29.Rad1 Ra3 30.Kd5 Qb3 31.Ke4 Qc4 32.Qd4 Qe2 33.Kd5 Qa2 34.Ke4 Qg2 35.Rf3 Qf3; 28...Bc5 29.Kd5 Rgd8 30.Ke4 Rd2 31.Nc2 Qg4 32.Rf4 Qe2 33.Ne3 Qe3) 0–1. Nunes,Moezio Correia (1745) – Correa,Licinio Crasso Ramo (1935), Championship Cearense Absoluto, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Qa4 Nc6 9.Bb5 Qc7 10.Na3 Nh6 11.Ne2 0-0 12.0-0 Na5 13.Bh6 gh6 14.Ng3 Bg6 (worse is 14...Qc3 15.Nf5 ef5 16.Nb1+/-) 15.Be2 a6 (15...Qc3 16.Nb5 Qb4 17.Qa5 Qa5 18.Ra5+/-) 16.Nb1 Nc4 17.f4 Ne3 18.Rf3 Nc2 19.f5 Na1 20.fg6 fg6 21.Qa1 Rf3 22.Bf3 Rc8 23.Bg4 Qc6 24.Ne2 h5 25.Bf3 Bg5 26.Kf2 Qb5 27.g3 Rf8 28.h4?? (better is 28.Nf4-+) 28...Qd3 29.hg5 (29.Nf4 Bf4 30.gf4 Rf4 31.Nd2 Qd2 32.Kg3 Rh4 33.Qg1 Qf4 34.Kg2 Rg4 35.Bg4 Qg4 36.Kf2 Qg1 37.Kg1-+) 29...Qf3 30.Ke1 Qf1 31.Kd2 Rf2 32.Kc2 Qe2 33.Kb3 (33.Nd2 Qd2 34.Kb3 Qd3 35.Ka3 Qb5 36.g4 Qa5 37.Kb3 Qa1 38.Kb4 Rb2 39.Kc5 Qa3) 0–1. Georgiev,Dimitar (2055) – Lopez Pereyra,Antonio (2125), Kesarovski Georgiev Memorial 6th, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Qb3 Qc7 9.Na3 a6 10.Nb5 Qc8 11.Nf3 Nd7 12.Nd6 Bd6 13.ed6 Ngf6 14.Ne5 0-0 15.f3 Ne8 16.g4 Bg6 17.h4 h6 (worse is 17...Nd6 18.Ba3 Ne5 19.de5+=) 18.Bf4 Bh7 19.g5 f6 (better is 19...h5 20.Nd7 Qd7+=) 20.Nd7+/- Qd7 21.gh6 g5? (better is 21...Nd6 22.hg7 Rf7+=) 22.Rg1+- (worse is 22.hg5 fg5 23.Bg5 Nd6+/-) 22...Bg6 23.hg5 f5? (better is 23...fg5 24.Be5 Kh7+-) 24.Bb5! Qf7 (24...ab5 25.Ra8; 24...Qb5 25.Qb5) 25.d7 Nf6 (25...Nd6 26.Bf1 Nb5 27.Bb5 ab5 28.Ra8 Ra8 29.Qb5 Rd8+-) 26.gf6 ab5 27.Ra8 Ra8 28.Qb5 (28.Bc7 Qd7 29.Rg6 Kh8+-) 28...Rd8 (28...Kh7 29.Qb7 Rd8 30.Qc7 Qd7 31.Qd7 Rd7 32.Kd2+-) 29.Qb7 (29.Bc7 Rd7 30.Rg6 Qg6 31.Qd7 Qg1 32.Kd2 Qf2 33.Kc1 Qe3 34.Kb2 Qe2 35.Ka3 Qa6 36.Ba5 Qd6 37.Qd6 Kh7 38.Qf8 Kg6 39.Qg7 Kh5 40.h7 e5 41.h8Q) 29...Kh7 30.Qc7 Qd7 31.Qe5 Ra8 32.Kf2 Qf7 33.Re1 Ra2 34.Kg3 Bh5? 35.Bg5 Kg6 36.Kf4 Rf2 37.Re3 Qd7? 38.Kg3 Rc2? 39.Qe6 Qe6 40.Re6 Kg5 41.h7 f4 42.Kh3 Bf3 43.Re5 Kg6 44.h8Q (44.h8Q Bg4 45.Kg4 Rg2 46.Kh3 Rg3 47.Kh4 Kf7 48.Re7 Kg6 49.Qg7 Kf5 50.Re5) 1–0. Noire,Eric (2090) – Denoyelle,Arnaud (2150), FRA–chT2S, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Qb3 Qd7 9.Bb5 Nc6 10.Ne2 h5 11.Ng3 Bg6 12.0-0 a6 13.f4 Nh6 14.Be2 h4 15.Nh1 Bf5 16.Nf2 Rg8 17.Nd2 g5 18.fg5 Bg5 19.Nf3 Bc1 20.Rfc1 Bg4 21.Ng4 Rg4 22.Ne1 Rg7 23.Nd3 Rb8 24.Nf4 Ng8 25.Qb1 Qe7 26.Qd3 Qg5 27.Qf3 Ke7 28.Rf1 Rf8 29.Rfb1 Rb8 30.Rb6 f6 31.Rab1 Nd8 32.c4 fe5 33.Qa3 Kd7 34.Rd6 Ke8 (34...Kc8 35.Rc1 Qf4 36.cd5 Qc1 37.Qc1 Rc7 38.Rd8 Kd8 39.Qg5 Ne7+-) 35.Bh5+/- Nf7?? (better is 35...Rf7 36.Bf7 Kf7+/-) 36.Re6+- Ne7 37.Re5 Qf6 (37...Qe5 38.de5 dc4 39.e6+-) 38.Nd5 (38.Nd5 Qe5 39.de5 Nd5 40.cd5+-) 1–0. Duffy,Seamus (1870) – Cafolla,Peter (1975), Dublin Gonzaga op, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Qb3 Qd7 9.Bb5 Nc6 10.Ne2 Nh6 11.Bh6= gh6 12.Ng3 Bg6=+ 13.h4 h5 14.Nd2 0-0 15.Qd1 f6 16.Nf3 Qc7 17.Qe2?? Nd4!-+ 18.Nd4 Qc3 19.Qd2 Qd2 20.Kd2 fe5 21.Ne6 Rf2 22.Ne2 d4 23.Nc7? Bb4 24.Kd1 Raf8 (24...Raf8 25.Nd4 ed4-+) 0–1. Doering,Karl Philipp (2015) – Tiller,Jaroslav (2125), Landesliga N9596 Bayern, 1996.

8.Bb5 Nc6 9.Qa4 Qc7 10.Ne2 h5 11.Nd2 Nh6 12.h3 f6 13.ef6 Bf6 14.Nf1 Nf7 15.Neg3 Bg6 16.Ra2 h4 17.Ne2 0-0 18.Nf4 Bf5 19.Qd1 Nd6 20.Bd3 Rae8 21.Ne3 Bd3 22.Nd3 Ne4 23.Bb2 Bg5 24.Ng4 (24.0-0 Rf2! 25.Nf2 Be3 26.Qe1-+) 24...Bd2 25.Kf1 Bc3 (25...Nc3?! 26.Qd2 Na2 27.Ba3-+) 26.Kg1 Bd4 0–1. Zandanov,Budozhap (2145) – Baglaev,Evgeniy (2090), Buryatia–ch Ulan Ude, 2006. (=1.e4 d5 2.e5 c5 3.b4 cb4 4.d4 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Bd2 f6 9.Nf3 fe5 10.Ne5 Nf6 11.g4 Be4 12.Bb5 (12.f3!? Bg6 13.Qb3=) 12...Nfd7+= 13.f3 (13.0-0 0-0 14.f3 Ne5 15.fe4 Nbd7 16.Rf8 Nf8+=) 13...Bh4 14.Kf1?? (14.Ke2 0-0 15.fe4 Ne5 16.de5 Rf2 17.Kd3 de4 18.Kc2-/+) 14...0-0-+ 15.Kg2 (15.Be2 what else? 15...Ne5 16.de5-+) 15...Ne5 16.fe4 Rf2 17.Kh3 Nf3 18.e5 Nc6 19.Na3 Nd2 (19...Nd2 20.Rf1 Ne4 21.Rf2 Nf2 22.Kg2 Nd1 23.Rd1 Qg5-+) 0–1. Garcia,Florencio – Saez Gabikagogeaskoa,Oscar (2035), ESP–chT2 Pamplona, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

8.Bd3 Bd3 9.Qd3 Nc6 10.Ne2 g6 11.0-0 Qd7 12.Ba3 Ba3 13.Na3 Nge7 14.Nb5 0-0 15.f4 a6 16.Nd6 Nf5 17.Nf5 ef5 18.c4 dc4 19.Qc4 Rac8 20.Qa4 Rfd8 21.Rfd1 Ne7 22.Qb3 Nd5 23.Rdb1? (23.Ra5 Rc6-/+) 23...Rc7 (better is 23...Nc3! 24.Nc3 Qd4 25.Kh1 Rc3-+ (25...Qc3?! 26.Qb7 a5 27.Qb6-/+)) 24.Kh1 Qe6 25.h3? (25.Qf3 b5-/+) 25...b5 (25...Nf4 26.Qe6 Ne6-+ (worse is 26...fe6 27.Nf4 Kf7 28.Rb6+-)) 26.Ra5 Rc6 27.Qa2 Rdc8 28.Rb2 h5 29.Qb3 Rc4 30.Qf3 Rc2 31.Rc2 Rc2 32.Qd3 Nb4 33.Qf3 Qd5 34.Ng1 Qd4 35.Kh2 Qe4 36.Ra3 Qf3 37.Nf3 Ra2 38.Rb3 Nd5 39.Kg3 b4 40.Rd3 Ra5 41.Rd2 Rc5 42.Ng5 Rc3 43.Kf2 Nf4 44.Rd8 Kg7 45.Rb8 Nd3 46.Ke3 Ne5 47.Kf4 Nd3 48.Ke3 Nc5 49.Kd4 Ne6 50.Ne6 fe6 51.Rb4 Rg3 52.Ke5 Re3 53.Kd6 Kf6 54.Ra4 Rd3 55.Kc7 Rd2 56.Ra6 Rg2 57.Kd7 Rd2 58.Ke8 g5 59.Ra7 0–1. Konstacky,Matej (2055) – Hadraba,Vladimir (2210), CZE–ch Juniors op–A, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Bd3 Bd3 9.Qd3 Nc6 10.Ne2 h5 11.0-0 Nh6 12.Na3 Nf5 13.Nc2 g6 14.Ne3 0-0 15.Nf5 ef5 (worse is 15...gf5 16.Bh6 h4 17.Bf8 Kf8 18.Rfb1+-) 16.Bh6 Re8 17.Rab1 Kh7 18.Bd2 Qd7 19.Nf4 b6 20.Qf3 Rad8 21.Rfe1 Bf8 22.Nh5 gh5 23.Qh5 Kg8 24.Re3 (24.Bg5 Re6 25.Bd8 Qd8 26.Qf5 Qh4+/-) 24...Re6 25.Rh3 Bg7 26.Qh7 Kf8 27.Bg5 Ne7 28.Rf3 (better is 28.Rg3!? Rg6 29.Ra1+=) 28...Rg6-/+ 29.h4 Qe6 30.Re1 f6 31.Bf4 Qg8 (31...Kf7 32.Rfe3 Rh8 33.Qh8 Bh8 34.ef6 Qf6 35.Bg5 Rg5 36.hg5 Qg5 37.f4-+) 32.ef6? (better is 32.Qg8 Kg8 33.e6-/+) 32...Qh7-+ 33.fe7 Ke8 34.ed8Q Kd8 35.Rfe3 Qh4 36.g3 Qf4 37.Re8 Kd7 38.R1e7 Kd6 39.Ra7 Qc1 40.Kg2 Rh6 41.Rd8 Ke6 42.Re8 Kf6 (42...Kf6 43.Kf3 Qh1 44.Ke2 Qh5 45.Kd2 Qe8-+) 0–1. Cellucci,A – Gaspero,Mario, Vitinia op, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Bd3 Bd3 9.Qd3 Nc6 10.h4 h5 (10...Bh4?! 11.Nf3 Be7 12.Rh7 Rh7 13.Qh7+=) 11.Nf3 Nh6 12.Na3 a6 13.Nc2 b5 14.Bg5 Nf5 15.Ne3 Ne3 16.Qe3 Bg5 17.hg5 Kd7 18.Nd2 f5 (18...Qe7!?+=) 19.ef6= gf6 20.Nb3 e5 (20...Qe7!? 21.Nc5 Kd6 22.gf6 Qf6=) 21.Nc5+= Kc8? (better is 21...Ke8!? 22.de5 fe5 23.Na6 Ra7+/-) 22.Qh3+- Kb8 23.Qe6 Kc7? 24.gf6+/- ed4 25.Qf7 Kb6= 26.Nd7 Kc7 27.Ne5 Kb6 28.cd4+= Nd4 29.0-0 Ra7 30.Qg6 Qd6 31.Rfe1 Rf8 32.Qb1 1–0. Kadas,Gabor (2305) – Veres,Jozsef (2140), Bader Memorial op, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

8.Bd3 Bd3 9.Qd3 Nh6 10.f4 Nc6 11.Nf3 0-0 12.0-0 Nf5 13.g4 Nh4 14.Nh4 Bh4 15.f5 Bg5 16.Nd2 Qb6 17.Rb1 (better 17.Kg2=+) 17...Ne5?? (better 17...Qa6 18.Qa6 ba6=+) 18.Qg3 (18.Qe2 Qc6 19.de5 Qc3+-) 18...Qc7+- 19.de5 Qc5 (19...a5!?+-) 20.Kg2+- d4? (better 20...Qc7+-) 21.cd4 Qd4 (21...Qc2 22.Rb2 Qa4+-) 22.Nf3 (22.Nf3 Qe4 23.Bg5+-) 1–0. Janek – Outstanding, internet, 2017. (=1.e4 c5 2.b4 d5 3.e5 cb4 4.d4 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Bd3 Bg6 9.Ba3 Nc6 10.f4 Bh4 11.g3 Be7 12.Nf3 Ba3 13.Na3 Nge7 14.Nb5 0-0 15.0-0 (15.Nd6 Qc7=+) 15...a6 (15...Qd7 16.Bg6 fg6 17.Nd6-/+) 16.Nd6=+ Qc7 17.g4 (17.Bg6 Ng6 18.Qb3 Na5=+) 17...Bd3-/+ 18.Qd3 h6 (18...f6 19.g5-/+) 19.f5 (19.g5 h5=+) 19...Nc8 (19...f6 20.Rfe1-/+) 20.Nc8=+ Qc8 (20...Rac8 21.g5=+) 21.f6 Qd8 22.g5 g6 23.gh6 a5? (23...Kh8 24.h4 Rg8 25.Ng5+-) 24.Kh1?? (24.h7 Kh8 25.Qe3+-) 24...Kh8= 25.Rg1 Rg8? (better 25...Qb6!?+=) 26.Ng5 (26.h7 Rf8+-) 26...Qc7? (better 26...Qd7+-) 27.h7 Rgf8 28.Qh3 (28.Qh3 Nd4 29.cd4 Rfe8 30.Qh6 Rg8 31.hg8R Kg8 32.Qg7) 1-0. Goran_Krastev (2240) - ZeruHmyz (2235), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

8.Bd3 Bg6 9.Ne2 Nc6 10.0-0 a6 11.Na3 Rc8 12.Nc2 Qc7 13.Ne3 Nh6 14.f4 Nf5 (14...0-0 15.Bg6 fg6 16.Ba3-/+) 15.Bf5 Bf5 16.g4 (16.Nf5 ef5 17.Ng3 Qd7+=) 16...Be4-/+ 17.Ng3 White intends f5 17...0-0 18.Ne4 de4 19.f5 f6 (19...Na5 20.Qc2+=) 20.Qb3 Nd8?? (better is 20...fe5 21.Qe6 Kh8+=) 21.fe6+/- fe5 22.Rf8 Kf8= 23.Ba3 Ba3 24.Rf1 Ke8-/+ 25.Qa3 Qe7 26.Qa4+/- b5 27.Qa6+- Qe6? 28.Qb5 Qd7 29.Rf8!! Ke7 30.Qb4 (30.Qb4 Ke6 31.d5 Qd5 32.Re8 Kf6 33.Nd5 Kg6 34.Qe4 Kf7 35.Qe5 Rc7 36.Rd8 Rc3 37.Qf5) 1–0. Dorn,Max – Emden,Hermann, AUT–SUI m Innsbruck, 1953. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6)

8.Ne2 Nc6 9.Ng3 Bg6 10.Be2 f6 11.f4 Nh6 12.0-0 0-0 13.Ba3 fe5 14.fe5 Rf1 15.Nf1 Qd7 16.Be7 Qe7 17.Na3 Rf8 18.Nb5 a6 19.Nd6 Nf7 20.Qb3 Nd6 21.ed6 Qd6 22.Qb7 Qf4 23.Qc6=+ Qf2 24.Kh1 Qe2 25.Ng3 Qe3 26.Qa6 Qc3-/+ 27.Qe6 Bf7 28.Qe1 Qd4 29.Rd1 Qg4 30.h3 Qe4?? 31.Ne2 Qe3 32.Nd4-/+ Qe1 33.Re1 Ra8 34.Re2 Bg6 35.Rd2 Be4 36.Kg1 Ra3 37.Kf2 Kf7 38.Nb5 Rb3 39.Nd6 Ke6 40.Ne4 de4 41.Rd4 ½–½. Doric,Nenad (2265) – Sebenik,Matej (2190), Schwarzach op–A, 1999.

8.Ne2 Nc6 9.Ng3 Bg6 10.Nh5 f6 11.Bb5 (worse is 11.Ng7 Kf7 12.Nh5 fe5-/+) 11...Qb6 A) 12.Ng7? Kf7 13.Ne6 Ke6-+ (13...Qb5?! 14.Nc7 Qb6 15.Na8+=); B) 12.Bc6 Qc6 13.0-0-/+.

8.Ne2 Nc6 9.Ng3 Bg6 10.Nh5 Bf8 11.Nf4 (11.Be2 Nge7=+) 11...Bf5 (11...Nh6 12.Qb3 Qd7 13.Nd2=+) 12.h4 (12.Be2 a5=) 12...Be7 13.h5 Nh6 (13...Qc7 14.g4 Be4 15.Rh3=+) 14.Be2 Bb1 (14...g5!? 15.hg6 hg6=) 15.Rb1= Qc7 (15...Qd7 16.Bd3=) 16.g4 (16.Bd3 0-0-0+=) 16...0-0-0 17.Nd3 Na5 (17...a6 18.Qa4=) 18.Qa4 Kb8 (18...a6 19.Nb4 Rde8 20.0-0+=) 19.Rb5 Nc4 (19...Qc3? 20.Bd2 Qa3 21.Qa3 Ba3 22.Ra5+-) 20.Nc5 Nb6 21.Qa5 Rc8 22.0-0 Bc5 23.Rc5 Qe7 (23...Nc4 24.Qb4 Qd7 25.Bc4 dc4 26.Ra5=) 24.Kg2 (24.Rc8 Nc8 25.Kg2 Qc7 26.Qc7 Kc7+=) 24...Nc4 (24...Rc5 25.dc5 (worse 25.Qc5 Qc5 26.dc5 Na4-/+) 25...Nc4 26.Bc4 dc4 27.Bh6 gh6 28.Ra1=) 25.Rc4 Rc4 26.Bc4 dc4 27.f3 Rc8 (27...b6 28.Qa2=) 28.Ba3+= Qd8 29.Bd6 Ka8 30.Qb5 Rc6 (30...Qe8 31.Qb4+=) 31.Ra1 (31.Bc5!?+=) 31...a6= 32.d5 ed5 33.Qd5 f6 (better 33...Qg5!?=) 34.Rd1+- fe5 (34...f5 35.Kg3 fg4 36.fg4+-) 35.Be5 Qd5 36.Rd5 Nf7 (36...g6!? 37.hg6 Rg6 38.Rd8 Ka7 39.Bd4 b6 40.Rd7 Kb8 41.Rh7 a5 42.Be5 Ka8+-) 37.Bg7+- Rc7 (37...Rd6 38.Rd6 Nd6 39.Bf8+-) 38.Bd4 b5 (38...Kb8 39.g5 Re7 40.g6 hg6 41.hg6+-) 39.g5 Kb7 40.g6 hg6 41.hg6 Nh6 42.g7 Ng8 (42...Rc8+-) 43.Be5 Rc8 (43...Rc6 44.f4 Rg6 45.Kf3+-) 44.f4 b4 45.cb4 (45.f5!? bc3 46.Bc3 Kc6+-) 45...c3 46.Rd1 c2 47.Rc1 Kb6 (47...Nh6 48.Kf3 Kb6+-) 48.f5 Kb5 (48...Nh6 49.f6 Kb5+-) 49.f6 Nh6 50.Bd6 (50.Bc3 Kc4 (50...Rc3?? 51.f7 Nf7 52.g8Q+-) 51.Bd2 Kd5 52.Bh6 Ke6+-) 50...a5 (50...Ka4+-) 51.ba5 Ka5 52.Bf8 Rc7 53.Be7 Rc8 54.Kf3 Ka4 (54...Ka6+-) 55.Rc2! Rc2 56.f7! Rc3 (56...Nf7 57.g8Q Decoy) 57.Ke4 (57.Ke4 Nf7 58.g8Q Rc4 59.Kd5+-) 1–0. Elishev,Ivan (2115) – Orshonova,Elena (2035), Championship Moscow, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Ne2 Nc6 9.Ng3 Bg6 10.Nh5 Bh5 11.Qh5+= Rc8 12.Bd3 g6 13.Qg4 h5 14.Qf4 Bf8 (14...Nh6 15.0-0+=) 15.Ba3 Ba3 16.Na3 a6 17.0-0 Nge7 18.c4 (18.Nc2 Nf5=) 18...0-0 19.c5 Nf5 20.Bf5 ef5 21.Rfb1 b5 22.cb6 (22.Nc2 Ra8=) 22...Rb8= 23.Nc2 Rb6 24.Ne3 Ne7 25.Rd1 Qd7 26.Qh6 Ra8 27.Rdc1 a5-/+ 28.Nf1 a4 29.Nd2+= f4 30.Ra3 Nf5 31.Qf4 Rb4 32.Nf3 Rab8 33.Raa1 Rc8 34.Rd1 Rcc4 35.h3 Qc6 36.g4= hg4 37.hg4 Ng7 38.Kg2 Ne6 39.Qh6 g5 40.Kg3 Nd4 41.Qg5 Qg6 42.Qg6 fg6 43.Nd4 Rd4 44.Rd4 Rd4 45.f4 Kf7 46.Rb1 Re4 47.Rb7 Kf8 48.g5 d4 49.Rb4 a3 50.Ra4 Re3 51.Kf2 Re4 52.Ra3 Rf4 53.Rf3 Rf5 54.Rf5 gf5 ½–½. Wiander,M (2150) – Olofsson_Dolk,Mattis (2000), Stockholm SWE, Summer Open, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

8.Ne2 h5 9.Nf4 h4 10.Na3 Nc6 11.Nc2 Nh6 12.Be2 Rc8 13.Ne3 Kf8 14.g4 Bh7 15.0-0 Qd7 16.Nh3 Rd8 17.f4 Be4 18.Nf2 f5 19.Ne4 de4 20.Qb3 Re8 (better is 20...b6!?+=) 21.Bc4+/- Nd8 22.Ra7 Ng4 23.Ng4 fg4 24.f5! ef5 25.Bb5 Qc8 26.Ra8!! (26.Be8?! Ke8 27.Be3 g3 28.hg3 hg3+/-) 26...Qa8 27.Rf5 Bf6 28.Ba3 (28.Be8?! Ke8 29.ef6 gf6=) 28...Re7 29.ef6 gf6 30.Rf6 Kg7 31.Be7 (31.Be7 g3 32.Qd5 Qa1 33.Rf1 Qf1 34.Bf1+-) 1–0. Gietl,Thomas (2310) – Gschnitzer,Oswald (2360), Bodensee–Cup 5th, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Ne2 h5 9.Ng3 Bg6 10.Be2 h4 11.Nh5 Kf8 12.Bg4 (12.Nf4 Bf5+=) 12...Nh6 13.h3 (13.Nf4 Bf5 14.Bf5 Nf5+= (worse is 14...ef5 15.Qb3+/-)) 13...Bh5 (better is 13...Ng4!? 14.hg4 Be4-/+) 14.Bh5+= g6 15.Bg4 Nf5 16.Bf5 gf5 17.Nd2 Nc6 18.Nf3 Na5 19.g4 (19.0-0 Qc7+=) 19...hg3!-/+ 20.fg3 Nc4 21.h4 Qc7 22.h5 Kg7 (22...f6!? 23.Bf4 fe5 24.de5 Ke8-/+) 23.Bf4 Rhg8 24.Qc1 Kh7 25.Bg5 Rg7 (25...a5 26.Rg1-/+) 26.h6 Rg6 27.Rh5 f6 28.Bf4 fe5 29.de5 (29.Ne5 Ne5 30.Be5-/+) 29...a6 30.Ra2 Rag8 31.Rg2 b5 32.Qc2 Qb6 33.Qd3 b4 34.cb4 Qb4 35.Kf1 Rb8 36.Re2 Qb1 37.Qb1 Rb1 38.Kg2 Rb8 39.Bg5?? Bg5 40.Ng5 Rg5! 41.Rg5 0–1. Wiander,M (2140) – Volodin,V (2205), FSIM March, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Nf3 Nc6 9.Bd3 Bd3 10.Qd3 h5 11.0-0=+ Nh6 12.Ba3 Nf5 13.Nbd2 0-0 14.Rfb1 Ba3 15.Ra3 Qe7 16.Ra2 Rfc8 17.Nb3 b6 18.Nfd2 Rc7 19.Rba1 Rac8 20.h3 g6 21.Nb1 Qg5 22.Na3 Na5-+ 23.Nc5? bc5 24.Nb5 Nb3 25.Nc7 Na1 26.Qb1 Qd8 27.Nb5 Rb8 28.Ra1 Qd7 29.g4 Rb5 30.Qf1 hg4 31.hg4 Ne7 32.Ra7 Qa7 33.Qb5 cd4 34.cd4 Qa3 35.Kg2 Kg7 36.Qb7 Ng8 37.Qb6 Qd3 38.Qa7 Qe4 39.f3 Qf4 40.Kf2 Qd2 41.Kg3 Qb4 42.Kh4 Ne7 43.Qd7 Qe1 44.Kh3 Qh1 45.Kg3 Qg1 46.Kh3 Ng8 47.Qa4 g5 48.Qb4 Qc1 49.Kg2 Qc7 50.Qd2 Qd8 51.Kg3 f5 52.f4 Kg6 53.gf5 ef5 0–1. Panocki,A (2160) – Litwin,J (2220), Open Mielno Poland, 2005.

8.Nf3 Qc7 9.Bd3 Bd3 10.Qd3 Nc6 11.Na3 a6 12.0-0 Rc8 13.Bd2 Na5 14.Rfb1 Ba3 15.Ra3 Nc4 16.Rab3 b5 17.Ne1 Ne7 18.f4 h5 19.Ra1 Qb7 20.Nf3 Nf5 21.Bc1 0-0 22.Ng5 g6 23.h3 h4 24.Ba3 Na3 25.Rba3 Rc6 26.Qd2 Kg7 27.Nf3 Ra8 28.Qe1 Qe7 29.Nd2 (29.Qe2 Ng3 30.Qe1 Qc7-/+) 29...Rac8 (better is 29...b4!? 30.cb4 Nd4-+) 30.Nf3-/+ Ra8 31.Ra5 Rac8 32.R1a3 (better is 32.R5a3=) 32...b4!-+ 33.Ra1 (33.cb4 Rc1 Combination) 33...bc3 34.Ra6 Ra6 35.Ra6 c2 36.Ra1 Qb7 37.Rc1 Qb2 38.Qd2 Rc4 39.Kf1 Nd4 40.Nd4 Rd4 41.Qc2 Qc2 42.Rc2 Rf4 43.Ke2 Re4 44.Kf3 Re5 45.Rd2 Kf6 46.Ra2 Kf5 47.Ra4 Re4 48.Ra7 f6 49.Ra5 Rc4 50.Ra8 Rc3 51.Kf2 Ke4 52.Rf8 Rc2 53.Kg1 Kf5 54.Rd8 Rd2 55.Kf1 e5 56.Rd6 d4 57.Rd5 Ra2 58.Kg1 Ra6 59.Kf2 Ke4 60.Rd8 d3 0–1. Martin Martinez,Celestino – Garcia,Pio Jesus (2265), Asturias–B, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.Nf3 h5 9.Qa4 Nd7 10.Nbd2 a6 11.Ba3 Rc8 12.Bb4 Bb4 13.Qb4 Qb6 14.Be2 Qb4 15.cb4 Ne7 16.b5 ab5 17.Bb5 Nc6 18.0-0 0-0 19.Rfc1 f6 20.Bc6 bc6 21.Ra7 Rf7 22.ef6 gf6 (worse is 22...Nf6 23.Rf7 Kf7 24.Ne5 Ke7 25.Rc6 (25.Nc6?? Kd6-+) 25...Rc6 26.Nc6 Kd6 27.Ne5=) 23.Nh4 Bh7 24.Ra6 Nb8 25.Ra5 Rb7 26.Nhf3 Kf7 27.Rca1 Nd7 28.Ra7 Rcc7 29.Ra8 c5 30.dc5 Nc5 31.Rh8 Kg7 32.h4?? Kh8 0–1. Van den Berg – Raijmaekers,(NED), Netherlands Cup, 1991. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

8.g4 Be4 9.Nf3 h5 10.Rg1 hg4 11.Rg4 g6 12.Nbd2 Bf5 13.Rg1 Nc6 14.Bb5 a6 15.Bc6 bc6 16.Nf1 Qb6 17.Ne3 Nh6 (17...Be4 18.Nf1-/+) 18.Nf5 Nf5 (18...gf5?! 19.Bh6 Rh6 20.Rg8 Bf8 21.Qc1+=) 19.Qa4 (19.Ba3 Ba3 20.Ra3 Rh3-/+) 19…Qb5 0–1. Partos,Charles – Mititelu,Gheorghe, ROM–ch, 1975. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

8.Ba3 Nc6

9.Bd3 Ba3 10.Na3 Bd3 11.Qd3 Nge7 12.f4 0-0 13.Nf3 a6 14.Ng5 g6 15.Qh3 h5 16.g4 Kg7 17.gh5 Rh8 18.h6 Rh6?? 19.Qh6!+- Kh6 20.Nf7 Kg7 21.Nd8 Rd8 22.Ke2 (22.Nc2 Rf8+/-) 22...Rh8+/- 23.h4 (23.h3 Nf5 24.Kf2 Na5+/-) 23...Nf5 24.Nc2 (better 24.Kd3!?+/-) 24...Ng3= 25.Kf3 Nh1 26.Rh1 b5 (26...Kf7 27.Ke2=) 27.Ra1 (27.Nb4 Nb4 28.cb4 Kf7+=) 27...Ra8 (27...a5 28.Rb1 Rb8 29.Ke2=+) 28.Nb4 Nb4 (28...Nb8 29.Nd3 Nd7 30.Ra5=) 29.cb4+= Kf7 30.Kg4 Ra7 (30...Rc8 31.Ra6 Rc4 32.Kg5 Rd4 33.Ra7 Kf8 34.Kg6 Rf4 35.h5+-) 31.Rc1 a5 32.ba5 Ra5 33.Rc7 Kf8? (better 33...Ke8+/-) 34.Kg5+- Ra4 (34...Ke8 35.Kg6 Ra4 36.Kf6 Rd4 37.Ke6+-) 35.Kg6 (35.Kf6!? Kg8 36.Rg7 Kf8+-) 35...Rd4 36.h5 Rf4 37.h6 Rg4 38.Kf6 (38.Kh5 Rg1 39.h7 Rh1 40.Kg6 d4+-) 38...Kg8 39.Ke6 Rg6 (better 39...d4 40.Kf5 Rg1+-) 40.Kd7 Rh6 41.e6 d4 (41...Rh1+-) 42.e7 Rh7 43.Kd8 (43.Rc8 Kg7 44.e8Q Kf6 45.Kd6 Re7 46.Qe7 Kf5 47.Rf8 Kg4 48.Qg7 Kh5 49.Rh8) 43...Re7 44.Ke7 d3 (44...Kg7 45.Rb7+-) 45.Rd7 (45.Kf6 b4 46.Rd7 d2 47.Rd8 Kh7 48.Rd2 Kg8 49.Rd8 Kh7 50.Rd7 Kg8 51.Rb7 b3 52.Rb3 Kh7 53.Rb8 Kh6 54.Rh8) 45...b4 (45...Kg7+-) 46.Rd3 (46.Kf6 d2 47.Rd8 Kh7 48.Rd2 b3 49.Rh2 Kg8 50.Rh3 b2 51.Rb3 Kh7 52.Rb2 Kg8 53.Rh2 Kf8 54.Rh8) 46...b3 (46...Kg7 47.Rd6 Kg8 48.Kf6 Kh7 49.Rd7 Kg8 50.Rb7 b3 51.Rb3 Kh7 52.Rb8 Kh6 53.Rh8) 47.Rb3 (47.Rb3 Kg7 48.Rb6 Kg8 49.Kf6 Kh7 50.Kf7 Kh8 51.Rh6) 1-0. Goran_Krastev (2210) - shaf (2235), Rated Bullet game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

9.Bd3 Bd3 10.Qd3 Ba3 11.Na3 a6 12.Nf3 (12.Qg3 Kf8-/+) 12...Nge7 13.0-0 0-0 (13...Na5 14.Rfb1-/+) 14.c4 (better is 14.Rfb1!? Ra7 15.Nc2+=) 14...dc4 15.Nc4 Nf5 16.Rfd1 b5 17.Ne3 Nfe7 (17...Nb4!? 18.Qb1 Ne3 19.fe3 Nd5-+) 18.Ng5 White has a mate threat 18...Ng6 19.Ne4 (19.Qe4!? Nb4 20.h4+=) 19...Nf4 20.Qc3?? sad, but how else could White save the game? (better is 20.Qd2 a5 21.Ng4-/+) 20…Ne2-+ (20...Ne2 21.Kh1 Nc3 22.Nc3 Qh4-+) 0–1. Valbuena Castro,G – Verdaguer Muntanya,M (2120), Barceloneta op 2nd, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

9.Bd3 Bd3 10.Qd3 Ba3 11.Na3 Nge7 12.f4 (12.Nf3 0-0-/+) 12...0-0 13.Nf3 Rc8 (13...Ng6 14.Qe3-/+) 14.Nb5 a6 (14...f6!?=+) 15.Nd6= Rc7 16.Ng5 g6 (16...Ng6 17.h4 h6+/-) 17.Qh3+- h5 18.g4 Kg7? (better 18...Nc8 19.gh5 Nd6 20.hg6 fg6 21.Ne6 Qc8+-) 19.gh5+- Rh8 (19...Qd7 20.h6 Kh8 21.Ndf7 Rf7 22.Nf7 Kh7 23.Ng5 Kh8 24.Qe6 Qe6 25.Ne6 Rc8+-) 20.Ndf7 Rh5 (20...Qc8 21.Nh8 Nd4 22.hg6 Qh8 23.Qh8 Kh8 24.cd4 Rc6+-) 21.Qh5 (better 21.Nd8 Rh3 22.Nde6 (22.Nh3?! Nd8 23.Kd2 Rc6+-) 22...Kg8 23.Nh3+-) 21...gh5 22.Nd8 Nd8 23.Kd2 Kg6 24.Rab1 (24.Rhg1 Kh6+-) 24...Kf5 25.Rhf1 (25.Nh7!? a5+-) 25...Ng6 26.Nh3 b5 (26...Nh4 27.Rf2 Rg7 28.Ng1+-) 27.Ra1 Rc6 (27...b4 28.cb4 Rc4 29.Rg1 Rd4 30.Kc3 Rc4 31.Kb3+/-) 28.Rg1 (better 28.Nf2+-) 28...Nh4?? (better 28...Nf7+-) 29.Rg5 Ke4 30.Re1 Kf3 31.Rg3 1-0. Goran_Krastev (2235) - shaf (2295), Rated Bullet game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

9.Bd3 Bd3 10.Qd3 a6 11.Ne2 Nh6 12.0-0 b5 13.Be7 Qe7 14.f4 f5 15.Na3 0-0 16.Nc2 Rfb8 17.Ne3 Nf7 18.g4 g6 19.Rf3 a5 20.Ng3 Nh6 21.h3 a4 22.gf5 gf5 23.Nh5 Kh8 24.Nf6 Ng8 25.Nh5 Qh4 26.Ng3 Nh6 27.Kf2 a3 (27...Qh3 28.Rh1 Ng4 29.Kg1 Qh1 30.Kh1 Ne3 31.Qe3+=) 28.Ng2 (better is 28.Nc2 Qe7 29.Ra2-/+) 28...Qh3 29.Nf1 Ng4 30.Kg1 Qh6 31.Nd2?? Qh2 (31...Qh2 32.Kf1 Qh1 33.Ke2 Qa1-+) 0–1. Brendel,Hans Gerhard – Baumgartl,Guenther, Hessen–ch MVT, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

9.Bd3 Bg6 10.f4 Ba3 11.Na3 a6 12.Nf3 Nge7 13.0-0 0-0 14.Nc2 b5 15.g4 (15.Nb4 Bd3 16.Qd3 Nb4 17.cb4 Qb6-/+) 15...Bd3 16.Qd3 Na5 (16...f5!?-/+) 17.Ng5 g6?? (better 17...Ng6=+) 18.Qh3+- h5 19.gh5 Kg7 20.hg6 Rh8 21.Nf7?? (better 21.Qg2 Qb6 22.gf7+-) 21...Rh3= 22.Nd8 Rd8 23.Ra5 Rc3 24.Rf2 Rc6 (24...Ra8 25.Nb4=+) 25.Nb4= Rb6 (25...Rc1 26.Rf1 Rf1 27.Kf1=) 26.Ra6+= (26.Na6 Ra8 27.Rfa2 Nc6-+) 26...Ra6 27.Na6 Ng6?? (better 27...Nf5 28.Rb2 Rc8 29.Rb5 Rc1 30.Kf2 Rc2 31.Ke1 Nd4+=) 28.Nc7+- Kf7 29.Nb5 (29.f5 ef5 30.Rf5 Kg8+-) 29...Rb8 (better 29...Nh4+-) 30.Nd6 Ke7 31.Kg2 (31.f5 Rb1 32.Rf1 Rf1 33.Kf1 ef5 34.Nf5 Ke6+-) 31...Nh4? (better 31...Rb4+-) 32.Kg3 Ng6 (32...Nf5 33.Nf5 ef5 34.Kh4+-) 33.f5 ef5 34.Nf5 Kd7 35.h4 Rg8 36.Kf3 Rf8 37.Ke3 Rh8 38.Rg2 (38.Ra2!? Nh4 39.Ra7 Kc6 40.Ne7 Kb6+-) 38...Nh4 39.Nh4 Rh4 40.Rg6 Ke7 41.Rd6 Re4 (41...Rh3 42.Kf2+-) 42.Kd3 Rh4 43.Rd5 Rh8 (43...Rh1 44.Ra5+-) 44.Rd6 (44.Rb5 Rh5+-) 44...Rc8 (44...Rh5 45.Ke4+-) 45.Ke4 Rf8 (45...Rh8 46.d5+-) 46.Ra6 Rb8 (46...Rf2 47.Ra7 Ke8 48.d5+-) 47.Ra7 Ke8 48.d5 Rb5 (48...Rb1 49.d6 Rd1+-) 49.e6 Rb1 50.Ke5 (better 50.d6 Re1 51.Kf5 Rf1 52.Kg4+-) 50...Rc1 (50...Re1 51.Kd6 Kf8+-) 51.Ra8 Ke7 (51...Rc8 52.Rc8 Ke7 53.d6) 52.d6 1-0. Goran_Krastev (2200) - InsanePwn (2195), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Bf5 5.a3 e6)

9.Bd3 Nh6 10.f4 (10.Nf3 Bd3 11.Qd3 Nf5-/+) 10...0-0 11.Ne2? (11.Nf3 Bd3 12.Qd3 Nf5-+) 11...a6 (11...Ba3 12.Na3 Qh4 13.g3-+) 12.g4? (better 12.0-0-/+) 12...Bd3 (better 12...Bg4 13.0-0 b5-+) 13.Kf1 (13.Qd3 Ng4 14.0-0-+) 13...Bg5! 14.Be7?? (14.fg5 Be2 Double attack (14...Be2 Decoy)) 14...Be4 (better 14...Be2 15.Qe2 Be7 16.Kg2-+) 15.Kg1?? (better 15.Bd8 Ng4 16.Bg5 Ne3 17.Kf2 Nd1 18.Rd1+/-) 15...Bf5 (better 15...Be7 16.h3 Bh1 17.Kh1 a5-+) 16.Kf1 (better 16.Bd8 Bd8 17.gf5 Nf5 18.Ng3+-) 16…Ng4 (16...Ng4 17.Bd8 Ne3 (17...Bd8?! 18.Kg1=) 18.Ke1 Nd1 (18...Rad8?! 19.Qa4 Ng2 20.Kf2 Nf4 21.h4 Nd3 22.Kg3-/+; 18...Nd8?! 19.Qa4 b5 20.Qa2 Bh4 21.Ng3-/+; 18...Rfd8?! 19.Qa4 b5 20.Qa2 Nc2 21.Kf2 Bh4 22.Ng3-+; 18...Bd8?! 19.Qa4-+) 19.Bg5 Ne3-+) 0-1. Goran_Krastev (2295) - darksquaregames (2265), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...d5 2.e5 c5 3.b4 cb4 4.d4 Bf5 5.a3 e6)

9.Ne2 Bb1 10.Qb1 Qd7 11.Ng3 Ba3 12.Ra3 Nge7 13.Nh5 (13.Bd3 Ng6-/+) 13...0-0-/+ 14.Bd3 Ng6 15.f4 (better 15.0-0!?-/+) 15...Qe7-+ 16.Ra1 Qh4 17.g3? (better 17.Ng3 Nf4 18.0-0 Nd3 19.Qd3-+) 17...Qh5 18.Be2 Qh3 19.Bf1 Qh6 20.Bd3 (20.Qb7 Nge7 21.Qb1-+) 20...Nf4! 21.gf4 Qh4 22.Ke2 (22.Kd1 b6-+) 22...Qg4 (22...b6 23.f5-+) 23.Ke3 Qh3 24.Kd2 b6 25.Qf1 (25.Qg1 Na5 26.Qg3 Qh6-+) 25...Qh6 26.Qf3 (26.Bb5 Ne7-+) 26...Na5 (26...f6 27.Qe3-+) 27.Rag1 (27.Ke1 a6-+) 27...Rac8 (27...f6 28.Rg4 fe5 29.de5-+) 28.Rg3 (28.Ba6 Nc4 29.Ke2 Rc7-+) 28...f5 (28...Nb3 29.Ke1 Rc3 30.Rh3 Nd4 31.Qg3 Rd3 32.Qd3-+) 29.Bc2 (better 29.Ba6 Rc7 30.Kd1-+) 29...g6 (better 29...Nc4 30.Kd1 Rc7-+) 30.h4-/+ Nc4 31.Kd1 Kf7 32.h5 Qg7 33.Bf5 ef5 (33...gf5?! 34.Rg7 Kg7 35.Qg3 Kf7 36.Ke2=) 34.Qd5 Ke8 35.Qe6 Kd8 36.hg6 hg6 37.Rg6 (better 37.Qd5 Qd7 38.Qd7 Kd7 39.Rg6-+) 37...Qe7?? (better 37...Qb7 38.Qf6 Rf6 39.Rg8 Kd7 40.Rg7 Kc6 41.Rb7 Kb7 42.ef6 a5-+) 38.Qd5= Qd7 39.Qd7 Kd7 40.Rh7 Kd8 (better 40...Ke8!?+-) 41.Rgg7+- (worse 41.Ra7 Rc7 42.Ra1 Ke7=) 41...Ra8 (41...Ne5 42.fe5 Rc3 43.Ra7 Rg8+-) 42.Rd7 Kc8 43.Rc7 (43.Rc7 Kd8 44.Rc4+-) 1–0. Krustev,Goran (2055) – Verdaguer Muntanya,Marc (2140), 5th Sofia Bulgarian CSKA Open, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6 6.ab4 Bb4 7.c3 Be7)

9.Ne2 f6 10.Be7 Qe7 11.f4-/+.

9.Nf3 a6 10.Be2 Nh6 11.0-0 Bb1 (11...0-0!?-/+) 12.Qb1= Rb8 (12...Ba3 13.Ra3 Qe7 14.Ra4=) 13.Be7 Qe7 14.Qb6 0-0 15.Rfb1 Nf5 16.Bd3 Nh4 17.Nh4 Qh4 18.Ba6 Ne5?? (better 18...ba6 19.Qc6 Rbc8=) 19.de5+- Qf4 20.Bd3 (20.Bb7!? Qe5 21.Qa5 Qd6+-) 20...Qe5 21.Qd4 Qg5 (21...Qd4 22.cd4 g6 23.Ra7+-) 22.h4 Qh6 23.Rb4 g6 24.Rab1 Rfc8 25.Rb7 Rb7 26.Rb7 Qc1 27.Kh2 Qc3 28.Qf4 Rf8 29.Bb5 Qb2 30.Bc6 Qg7 31.g3 h5? (31...Rd8 32.Kg2+-) 32.Kg2 (32.Re7 Qb2 33.Be8 Qg7+-) 32...Qc3 (32...Rd8 33.Re7 Qf8 34.Qf6+-) 33.Be8! Qg7 (33...Re8 34.Qf7 Mate attack) 34.Re7 d4 35.Bb5 Rd8 (35...d3 36.Bd3 Rc8+-) 36.Be8 e5 37.Bf7 Kf8 38.Qg5 d3 (38...Rc8 39.Re6 Kf7 40.Re7 Kg8 41.Rg7 Kg7 42.Qe5 Kh6 43.f4+-) 39.Re5 (better 39.Re6 Qf7 40.Qd8 Kg7+-) 39...Rd7 (39...Qe5 40.Qe5 Kf7 41.Qc7 Ke8+-) 40.Bg6 d2 41.Re8 1-0. zuckertort (2345) - xmodey (2165), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

6.Bd3 Bd3

7.Qd3 Nc6

8.ab4 Nb4 9.Qe2 Qd7 10.c3 Nc6 11.Nh3 Nge7 12.0-0 g6 13.Na3 a6 14.Nb5 Nc8 15.Bg5 Be7 16.Bh6 Bf8 17.Qe3 Rb8 18.Na3 Qe7 19.Bg5 Qd7 20.Bf6 Rg8 21.Ng5 h6 22.Nh7 h5 ½–½. Schneider,Guenter (2055) – Rafiee,Makian (1980), Muehlhausen op, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6)

8.Ne2 b3 9.cb3 Nge7 10.0-0 Qb6 11.Nd2 Qa6 12.Qa6+= ba6 13.Bb2 Nc8 14.Rac1+/- Kd7 15.f4 Be7 16.Rc3 Nb6 17.f5 ef5 18.Rf5 Nd8 19.Nc1 Rc8 20.Rc8 Nc8 21.Nd3 Rf8 22.Kf1 Ne6 23.Ke2 a5 24.a4 Bb4+= 25.Nf4 Ne7= 26.Ne6 Ke6 27.Rf1 Rc8 28.Kd3 Ng6 29.g3 Ne7 30.Nf3 h6 31.Ng1 Rb8 32.Ne2 Ba3 33.Nf4 Kd7 34.Kc2 Bb2 35.Kb2 g6 36.Nd3+/- Ke8 37.Nc5 Rb6 38.Kc3 Nf5 39.Rf3 h5 40.Rf1 Ke7+= 41.Rf4 Rb8 ½–½. Ferron Garcia,Carlos (2290) – Vidarte Morales,Arturo (2360), Vila de Salou, 1995.

8.Ne2 Qb6 9.0-0 Rc8 10.Kh1 Nge7 11.Nd2 Nf5 12.Nf3 h5 13.Rd1 Be7 14.Bd2 ba3 15.c3 Na5 16.Rdb1 Qc6 17.Bc1 a6 18.Ba3 Ba3 19.Ra3 Nc4 20.Raa1 h4 21.Ng5 a5 22.Nc1 b6 23.Ne2 Ke7 24.g4 (better is 24.h3!?-/+) 24...hg3!-+ 25.Ng3 (25.Ng3 Nh6 Combination; 25.fg3 Kf8 Combination) 25...Nh4 26.f4 f6 27.Nf3 Nf3 28.Qf3 f5 29.Ra2 Rh7 30.Rg2 a4 31.Nh5 Kf7 (better is 31...Rch8 32.Rbg1 g6 33.Rg6 Nd2+=) 32.Qg3 Rg8?? (better is 32...Rch8 33.Qh4 Kf8 34.Rg7 Rg7 35.Qf6 Rf7 36.Qh8 Ke7+/-) 33.Qg6+- Kf8 34.Qh7 Qb7 (34...g5 35.fg5 Ne5 36.de5+-) 35.Nf6! (35.Nf6 Qf7 36.Rbg1+-) 1–0. Pram,Imre – Gaal,Ede (2085), HUN–chT2 Szechenyi, 2005. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6)

8.Ne2 Qb6 9.Be3 Nge7 10.0-0 Nf5 11.Nd2 ba3 12.Rfb1 Qc7 13.c4 dc4 14.Qc4 Be7 15.Ne4 0-0 16.N2c3 a6 17.d5 Ne3 18.fe3 ed5 19.Nd5 Qe5 20.Nec3 Rab8 21.Rd1 Rfc8 22.Qb3 b5 23.Ne7 Ne7 (23...Qe7?! 24.Nd5 Qe6 25.Ra3-+) 24.Ne2 b4 25.Ra2 Nf5 26.Rd3 a5 27.Rad2 Qe6 28.Qa4 Qb6 29.Nd4 (29.Qb3-+) 29...Nd4 30.Rd4 h6 (better is 30...b3 31.Qa3 b2 32.Rb2 Qb2 33.Qb2 Rb2 34.h3-+) 31.Rd1 Rc3 32.R4d3 (32.Kf2-+) 32...Rd3 33.Rd3 b3 (33...b3 34.Qa3 b2-+) 0–1. Ramazzotti,Bernard – Soudier,Michel, FRA AJEC49 corr, 1984. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.a3 e6)

8.Ne2 Nge7 9.Bd2 Qb6 10.ab4 Nb4 11.Bb4 Qb4 12.Nd2 Qb6 13.0-0 Nc6 14.Rfb1 Qc7 15.Qb5 Be7 16.c4 dc4 17.Nc4 (worse is 17.Qc4 0-0-/+) 17...0-0 18.Rc1 Bb4 19.Ne3 Bd2 20.Rc2 Be3 21.fe3 Qe7 22.Rb1 Qg5 23.Qb3 Rfd8 24.Rcc1 h6 25.Rf1 a5 26.Rf3 Nb4 27.Rbf1 Rf8 28.Nf4 Qe7 29.Rg3 a4 30.Qd1 a3 31.Qh5 Kh7 32.Qf3 a2 33.Qe4? (better is 33.Ra1!? Kh8 34.Qg4-/+) 33...Kh8-+ 34.Ra1 (34.Rg7 Kg7 35.Nh5 Kh8-/+) 34...Rfc8 (better is 34...Qc7 35.Rf3 Qc2 36.Qb7 Qc3-+) 35.Nh5 g6 36.Nf6 Nc2?? (better is 36...Kg7 37.Nh5 Kf8-+) 37.Qf4= Qf8?? (better is 37...Kg7 38.Qh6 Kh6 39.Rh3 Kg7 40.Rh7 Kf8 41.Rh8 Kg7 42.Rh7 Kf8 43.Rh8 Kg7 44.Rh7=) 38.Rh3 h5 (38...g5 39.Qg5 Na1 40.Rh6 Qh6 41.Qh6) 39.Nh5 (39.Rh5 gh5 40.Qg5 Na1 41.Qh5 Qh6 42.Qh6) 39...gh5+= 40.Rh5 Kg8 41.Rg5 Qg7 42.Rg7 Kg7 43.Rf1 a1Q ½–½. Pasztor,Lorant – Simon,Nandor, Miskolc Avas op, 1996. (=1.e4 c5 2.b4 cb4 3.a3 d5 4.e5 Bf5 5.d4 e6)

5.Bd3 Bd3

6.Qd3 Qb6 7.a3 Nc6 8.Nf3 e6 9.0-0 Nge7 10.ab4 Qb4 11.Na3 Nc8 12.Nb5 (12.Bg5 Qb6=) 12...Qe7 (12...Rb8 13.Ng5 Qe7 14.f4= (14.Nh7? Qh4-+)) 13.c3 (13.Ba3 Qd7=) 13...Qd7+= 14.Ng5 h6 15.Nh3 Nb6 16.f4 Nc4 17.f5 Nd8 18.Na3 Ba3 19.Ba3 Na3 (19...ef5!? 20.Rf5 Ne6-/+) 20.Ra3+= ef5 21.Rf5 Ne6 22.Rf1 0-0 23.Qf5 a6 24.Nf2 Qe7 25.Ra2 Rac8 26.Qf3 Qd7 27.Ng4 (27.Qg3 Qc6 28.Ra3 Nc7-/+) 27...Ng5-/+ 28.Qg3 Kh8 (28...Qc6 29.Rb1-/+) 29.Qh4 (29.Nf2 f6-/+) 29...Qe6 (29...Rc3 30.Rb2-+) 30.Rf6 (30.Rc2!?-/+) 30...gf6-+ 31.Nh6?? (31.Qh6 Nh7 32.Nf6-+) 31...Nh7 32.Rf2 Rc3 33.h3 f5! 34.Rf5 Qg6 35.g4 Rc6 36.Rf6 Rf6 37.ef6 Qg5 38.Qg3 Qh6 39.h4 Qf6 40.g5 Qd4 41.Kg2 Rc8 (41...Rc8 42.Kh3 Rc3 43.Qc3 Qc3 44.Kg2 b6-+) 0–1. Kopcak,Stanislav – Tobyas,G, SVK–ch Bratislava, 2004. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3)

6.Qd3 Qb6 7.Ne2 Qa6 8.Qe3 e6 9.0-0 Nc6 10.Bb2 Nge7 11.Ng3 Na5 12.Nd2 h5 13.a3 h4 14.Ne2 Nf5 15.Qf3 Nc4 16.Nc4 Qc4 17.ab4 Qc2 18.Ba3 Qa4 19.Qd3 Qd7 20.b5 Ba3 21.Ra3 b6 22.Rfa1 0-0 23.g3 Rfc8 24.Ra6 Rc4 25.Rb6 Rac8 (25...ab6?! 26.Ra8 Rc8 27.Ra6=) 26.Rc6 (26.Rba6 Qb5 27.Kg2 hg3 28.hg3 Qb4+=) 26...R4c6 27.bc6 Rc6 28.g4 Ne7 29.Nf4 Rc4 30.Qe3 Qc7 31.Nh5 Ng6 32.Rd1 Rc3 33.Qg5 a5 34.Ra1? Rc4 35.Qe3 Qb6 36.Rd1 a4 37.f4 Qb3 38.Qd2?! Rc2 39.Qd3 Qb2 40.Qf3 Rc1 41.Rc1 Qc1 42.Kg2 Qd2 43.Kh3 Qd4 44.Qa3 Nf4 45.Nf4 Qf4 46.Qe7 g5 47.Kg2 Qg4 48.Kh1 Qe4 49.Kg1 Qe5 50.h3 a3! 51.Qa7 Qg3 52.Kh1 Qh3 53.Kg1 Qg3 54.Kh1 h3 55.Qa8 Kg7 56.Qg8 Kf6 57.Qf7 ½–½. Lopez Alaya,Carlos (1945) – Querol Soro,Sergio (2000), Autonomico–chT, 2005. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3)

6.Qd3 Qb6 7.Nf3 Qa6 8.Qb3 e6 9.a3 Nc6 10.Bb2 Na5 11.Qe3 Nh6 12.ab4 Bb4 13.c3 Be7 14.Nbd2 Qb5 15.Rb1 Nc4 (15...Nf5 16.Qe2 Qe2 17.Ke2-/+) 16.Qe2 Qc6 17.Nc4 dc4 (worse is 17...Qc4 18.Qc4 dc4 19.Bc1=) 18.0-0 0-0 19.Bc1 Nf5 20.g4 Nh4 21.Nh4 Bh4 22.g5 f6 23.gf6 (23.ef6 gf6 24.Qg4 fg5 25.Bg5 Bg5 26.Qg5 Kf7 27.Qh5 Ke7 28.Qh7 Rf7 29.Qh4 Kd7+=) 23...gf6+= 24.Bh6 Rf7 25.f3 (better is 25.d5!? Qd5 26.Rfd1 Qe5 27.Qg4 Kh8 28.Qh4 Qc3 29.Be3=) 25...Kh8-/+ 26.Kh1 Bg5 27.Bg5 fg5 28.Qg2 (28.Qe4 Qd7-/+) 28...Rg8 (28...Raf8 29.Rf2-+) 29.Rf2 g4 (29...Rgf8!? 30.Kg1 a6-/+) 30.f4 g3 31.hg3 Rg3 32.Qc6 bc6 33.Rb8 Kg7 34.Re8 Rg6 35.Rc8 Rf5 36.Rc6+/- Kh6 37.Rc4 Kh5? 38.Rc7+- h6 39.Ra7 Rg3 40.c4 Kg4? 41.Rg7 Kh4 42.Rh2 Rh3 43.Rg6 Rh2 44.Kh2 Rf4 45.d5 ed5 46.cd5 Kh5 47.Re6 Rd4 48.d6 Kg5 49.Re7 Kf4 50.d7 Rd2 51.Kh3 Rd3 52.Kh4 Rd1 53.Kh5 Kf5 54.Kh6 Rh1 55.Kg7 Rg1 56.Kf7 (56.Kf7 Rd1 57.e6+-) 1–0. Lopez Alaya,Carlos (1945) – Arpa Pardo,Emilio (2055), Autonomico–chT, 2005. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3)

6.Qd3 Nc6

7.a3 Qb6 8.Nf3 e6 9.0-0 Rc8 10.Qd1 ba3 11.Na3 a6 12.c3 Nge7 13.c4=+ Qc7 14.Ng5 h6 15.Nf3 Rd8 16.c5=+ b5 17.cb6 Qb6 18.Nc2 g5 19.h4 g4 20.Nh2=+ h5 21.Bg5 Bh6 22.Bf6= Rg8 23.Qd3 Ra8 24.Rfb1 Qa7 25.Qh7 Nd4?? 26.Nd4+- Qd4 27.Be7 Ke7 28.Rb7 (28.Rb7 Ke8 29.Qf7 Kd8 30.Qd7#; 28.Qh6?! Qe5 29.Nf1 Rgd8+/-) 1–0. Vaclavik,A (1930) – Konstacky,M (1960), 2nd Highlands Open A, 2005.

7.a3 e6 8.Ne2 Qb6 9.0-0 Rc8 10.Kh1 Nge7 11.Nd2 Nf5 12.Nf3 ba3 13.c3 h5 (13...Qa5!?-/+) 14.Ba3+= Ba3 15.Ra3 Qc7 16.Nf4 b6 (better is 16...Qd7!?+=) 17.Nd5+= ed5 18.Qf5 Qd7 19.Qd3 Rh6 20.Ra2 Kf8 21.Ng5 Ne7 22.f4 Rhc6 23.Qh7 Rh6 24.Qd3 Rhc6 25.Qh7 Rh6 ½–½. Pram,Imre (2100) – Tamas,Gyorgy (2170), HUN–chT2 Szechenyi, 2006. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3)

7.a3 e6 8.Ne2 Nge7 9.Bd2 Nf5 10.0-0 Qb6 11.ab4 Nfd4 (worse is 11...Ncd4 12.Nd4 Qd4 13.Qb5 Kd8 14.Bc3+/-) 12.c3 Nb3 13.Ra2 (13.Be3!? d4 14.Bd4 Ncd4 15.Ra3 Bb4 16.cb4 Qb4 17.Nd4 Nd4 18.Rd1-/+) 13...Nd2-+ 14.Rd2 Ne5 15.Qg3 Ng6 16.Nd4 Bd6 17.Qd3 0-0 18.Re2 (18.Ra2-+) 18…Nf4 (18...Nf4 19.Qe3 Ne2 20.Qe2 Bb4 21.Ne6 Qe6 (worse is 21...fe6 22.cb4 Rac8 23.b5-+) 22.Qe6 fe6 23.cb4 Rf4-+) 0–1. yorugua – sxx, ChessWorld.net, 2003. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3)

7.Nf3 e6 8.0-0 Nge7 9.a3 Nf5 10.ab4 Bb4 11.c3 Be7 12.Na3 0-0 13.Nc2 Qc7 14.Bd2 Na5 15.Ne3 Ne3 16.Be3 Rfc8 17.Rac1 Nc4 18.Bg5 Bf8 19.h4 a5 20.h5 h6 21.Be3 b5 22.Nh2 Ne3 23.Qe3 Ra6 24.f4 Rc6 25.Rf3 Bb4! 26.f5 Rc3 27.Rc3 Qc3 28.Qf4 Qc1 29.Rf1 Qf4 30.Rf4 ef5 31.Rf5 a4 32.Ng4 Bc3 33.Rf4 a3 34.Ne3 a2 (34...a2 35.Kh2 a1Q 36.Nd5 Bd4 37.Ne7 Kf8 38.Nc8 Qg1 39.Kh3 Qh1 40.Kg3 Be5-+) 0–1. Bhandarkar,Dinesh – Laczay,Istvan (1735), SI–2006–0-00057, 2006.

7.Nf3 e6 8.0-0 Nge7 9.a3 Ng6 10.Qb5 Qd7 11.Qd3 ba3 12.Ba3 Ba3 13.Na3 0-0 14.Qd2 f6 15.c4? (better is 15.ef6!? Rf6 16.Rfe1-/+) 15...fe5-+ 16.de5 Nce5 17.Ne5 Ne5 18.f4 Ng4 19.cd5 Qd5 20.Qe2 (20.Qb2 e5-+) 20...Nf6 (20...Qd4!? 21.Kh1 Rf4 22.Nb5-+) 21.Nc2 a5 22.Rfe1 Rfe8 23.Red1 Qc5 24.Kh1 (24.Nd4 e5 25.Rac1 A) 25...ed4?! 26.Qe8 (26.Rc5?? Re2 27.Rd4 a4-+) 26...Ne8 27.Rc5=; B) 25...Qd6 26.Qa2 Qd5-+) 24...Nd5 25.g3? (25.Qd2-+) 25...Nc3 26.Qg2 Nd1 27.Rd1 b5 28.Nd4 (28.h3 b4-+) 28...Rad8 29.Qb2 Rd5 30.Rd2 Qb6 31.Nf3 Rd2 32.Qd2 b4 33.Ng5 Rd8 34.Qc2 g6 35.Qc4 Qb7 36.Kg1 Qd5 37.Qa6 e5 38.f5 Qd1 39.Kg2 Rd2 (39...Rd2 40.Qe2 Qe2 41.Kh3 Qh5) 0–1. NikMed – craig4000, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3)

6.Qd3 e6

7.a3 Qa5 8.Bd2 Qa6 (8...Nc6-/+) 9.Qf3? (better 9.Qa6 Na6 10.Nf3=+) 9...Nc6-+ 10.Ne2 Nge7 11.0-0 (11.Qd3 Qd3 12.cd3 Nf5-+) 11...Nf5 12.c3 bc3 (12...b3!? 13.Bc1 Nh4 14.Qe3-+) 13.Bc3 Be7 14.Qg4 (14.Ng3 Ncd4 15.Bd4 Nd4-+) 14...0-0 (14...h5 15.Qf3-+) 15.Ng3 Ng3 (15...Nh6 16.Qe2-+) 16.hg3 (16.Qg3 Rac8-+) 16...Rfc8 17.Bd2 (17.Qf4 Na5-+) 17...Qd3 (better 17...Qc4!? 18.Bh6 g6 19.Nd2 Qd4 20.Qd4 Nd4 21.Nf3 Ne2 22.Kh2-+) 18.Be3 Na5 19.Rd1 Qg6 20.Qe2 (20.Qg6 hg6 21.a4 Nc4-+) 20...a6 21.Nd2 Rc2 22.Qe1 Rac8 23.Rdc1 (23.a4 Bb4 24.Rab1 Bc3-+) 23...R8c6 (23...b5 24.Qf1-+) 24.Qd1 Qd3 25.Rc2 Qc2 (25...Rc2 26.a4-+) 26.Qe1 (26.a4 Qd1 27.Rd1 Rc2-+) 26...Qc3 (26...b5 27.Kf1-+) 27.Qd1? (better 27.a4-+) 27...Ba3 28.Rb1 (28.Ra2 Be7-+) 28...b5 29.Qg4 (29.Kh2 Qc2-+) 29...Bf8 30.Nf3 (30.Qd1 b4-+) 30...Nc4 31.Ng5 (31.Rc1 Qd3 32.Bh6 b4-+) 31...Qd3 (31...h6 32.Nf3 Ne3 33.fe3 Qe3 34.Kh2-+) 32.Re1 (32.Qd1 Qd1 33.Rd1 b4-+) 32...b4 33.Qh5 (33.Qf3 Rc7 34.Rd1 Qc2-+) 33...Qg6 34.Qe2 (34.Qg6 hg6 35.Ra1 b3-+) 34...Ne3 35.Qe3 h6 36.Nf3 Qc2 37.Nd2 (37.Re2 b3 38.Kh2 Qc3-+) 37...a5 38.Rb1 (38.Re2 a4 39.Kf1 b3 40.Nb3 Qb3-+) 38...Rc3 Black prepares b3 (better 38...a4 39.Rf1 b3-+) 39.Qe2 (39.Qe1-+) 39...b3 40.Ra1 (40.Kh2 Bb4 41.Re1 a4-+) 40...Rd3 41.Ra5 Qd2 (better 41...Rd2 42.Qf3 Rd3 43.Qh5-+) 42.Qd2 Rd2 43.Kf1 b2 44.Rb5 Ba3 45.Rb8 Kh7 46.Ke1 Rc2 0–1. Consoli,Anderson Luiz – Zaldivar,Patricio (1760), 5th Torneio STD Internacional de Xadrez, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.a3 Qa5 8.Ne2 ba3 9.c3 Nc6 10.0-0 Nge7 11.Ba3 Ng6 12.Bf8 (better is 12.f4!?+=) 12...Qa1-/+ 13.Bg7 Rg8 14.Bf6 Qb2 15.f4 Na5 16.f5 ef5 17.Nd2 f4 (better is 17...a6!?+=) 18.Rb1+= Qa3 (18...Qa2 19.Qb5 Kf8 20.Qb4 Ke8 21.Nf4+-) 19.Qb5+/- Nc6?? (better is 19...Kf8+/-) 20.Qb7+- Qa2 (20...Nd8 21.Qa8 Ne7+-) 21.Qc6 Kf8 22.Qa8 1–0. Pottberg,Uwe – The taker, Canarias en Red prel 1st blitz, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.Qb5 Qd7 8.Qd3 Ne7 9.c3 bc3 10.Nc3 a6 11.Nf3 Nbc6 12.Ba3 g6 13.Rb1 Bg7 (13...Rc8 14.0-0+=) 14.0-0 (14.Na4 Qc7 15.Nb6 Rd8+=) 14...0-0 (14...b5!?+=) 15.Na4= Rab8? (15...Qc7 16.Bd6 Qa5 17.Nc5= (worse is 17.Rb7 Qa4 18.Be7 Ne7 19.Re7 Qa2+=)) 16.Nc5?? (better is 16.Bd6 b5 17.Nc5+-) 16...Qc7+= 17.Na4 Qa5 18.Nb6+/- Rfd8 19.Ng5?? Nf5-/+ 20.Rfc1? Nfd4-+ 21.Bd6 Ne5 22.Qe3 Rd6 23.Qd4 Nf3! 24.Nf3 Bd4 25.Nd4 Rb6 26.Rb6 Qb6 27.Ne2 Qb2 28.Kf1 b5 0–1. forkthis – golly1, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.c3 Qa5 8.Bd2 Qa6 9.Qg3 (9.Qe2 Qc4-/+) 9...Nc6 10.Ne2 b3! 11.a4 (11.ab3 Qa1) 11...Qb6 12.c4 (12.Na3 a6 13.Rb1-+) 12...Nd4 13.Nd4 Qd4 14.Bc3? (14.Qb3 Qe5 15.Kf1 dc4 16.Qb7-+) 14...Qe4 15.Qe3 Qg2 16.Rf1 dc4 (16...Qh2?! 17.cd5 ed5 18.Nd2-+) 17.Nd2 Ne7 (17...Qh2?! 18.Qe4 b2 19.Rd1-+) 18.Qc5 Qd5 (18...Qh2 19.Qb5 Nc6 20.Qb7 Ne5 21.Qa8 Ke7 22.Qa7 Nd7 23.Nb3+-) 19.Qe3 (19.Qc4 Rc8 20.Qd5 Nd5-+ (20...ed5?! 21.Bd4-+)) 19...Nf5 20.Qe2 Nd4 21.Bd4 (21.Qc4 Nc2 22.Ke2 Qc4 (worse is 22...Na1 23.Qd5 ed5 24.Ba1-+) 23.Nc4 Rc8-+) 21...Qd4 22.Rb1 (22.Rd1 Bb4 23.Rg1 b2-+) 22…Bb4 (22...Bb4 23.Rg1 Bd2 24.Kf1 Rc8-+) 0–1. forkthis – Phoghorn, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.Ne2 Ne7 8.0-0 Nbc6 9.a3 Nf5 10.g4 Nh4 11.f4 h5 12.f5 (better is 12.g5!?-/+) 12...hg4-+ 13.fe6 fe6 14.Nd2 Nf5 15.Nb3 Qh4 16.Bf4 (16.Rf2 g6-+) 16...g5 17.Bg3 Ng3 18.Qg3? (better is 18.Qg6 Kd7 19.Rf7 Ne7 20.hg3 Qh2 21.Kf1-+) 18...Qg3 19.hg3 ba3 20.Rf6 Be7 (20...Nd8!? 21.Rff1-+) 21.Re6 Kf7 22.Re7 Ne7 23.Ra3 Rhc8 24.c3 b6 25.Nd2 Ke6 26.c4 (26.Ra6-+) 26...dc4 27.Ne4 Nf5 28.Ng5 (28.N4c3 a6 29.Na4 Rab8-+) 28...Kd5 29.Ra1 c3 (29...Nd4?! 30.Rd1 Ke5 31.Nd4-+) 30.Rd1 (30.Nh7 Nd4 31.Rd1 Rc4 32.Nf6 Ke5 33.Ng4 Ke4-+) 30...c2 31.Nf4 Kc4 32.Rc1 Nd4 (32...Kd4!? 33.Kf2-+) 33.Ne4 Kb3 34.Kf2 Rf8 35.Ke3 Nf5 36.Kd2 (36.Kf2 Rfd8 37.Ne2 Kb2-+) 36...Rfd8 (better is 36...Rad8!? 37.Nd3 Rh8 38.Ke2 Rh2 39.Ndf2-+) 37.Nd3 Rac8 38.Nef2 Ng3 39.e6 Nf5 40.Ng4 Rd3! 41.Kd3 Kb2 (41...Kb2 42.Rc2 Rc2-+) 0–1. Mueller,Falk – Poschke,Markus, Ruhrgebiet VK4, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.Ne2 f5 8.ef6 Nf6 9.0-0 Bd6-/+ 10.Bf4 Nc6 11.Nd2 0-0 12.Nb3 b6 13.Rad1 Ne4 14.Bd6 Qd6 15.Ng3 Nc3-+ 16.Rde1 Na2 17.f4 Rae8 18.f5 e5 19.de5 Ne5 20.Qd2 Nc3 21.Nd4 Nc4 22.Qg5 Ne4 23.Ne4 Re4 24.Ne6 Rf7 25.Re4 de4 26.h4 e3 27.Qg4 Ne5 28.Qe4 a5?? 29.Qe3?? Ng4-+ 30.Qh3 h5 31.Rf4 g6 32.Rd4 Qe5 33.Rd8 Kh7 34.Ng5 Kg7 35.f6?? Qf6 36.Qf3 Qa1 37.Qd1 Qd1 38.Rd1 Re7 39.Nf3 Ne3 40.Rd6 Nc2 (40...Nc2 41.Rc6 b3-+) 0–1. kc (2260) – diggitus (2325), net–chess.com, 2007.

7.Be3 Nc6 8.Ne2 Nge7 9.0-0 Nf5 10.a3 Ne3 11.fe3 ba3 12.Na3 Be7 13.c4 dc4 14.Qc4 Ba3 15.Ra3 0-0 16.Ng3 Rc8 17.Qa2 a6 18.Ne4 Nd4 19.Nd6? (better is 19.ed4!? Qd4 20.Nf2 Qe5 21.Qb1+=) 19...Nb5 20.Rd3 Rc3 21.Rfd1 Rd3 22.Rd3 Qd7 23.Qd2 Rd8 24.Kf2 f6 25.Ke2 fe5 (better is 25...Rf8 26.ef6 Nd6 (26...Rf6 27.Ne4 Qc6 28.Nf6 gf6 29.Rd8 Kf7 30.Qd7 Kg6 31.Qc6 bc6 32.Rc8+-) 27.Rd6 Qb5 28.Ke1 Rf6 29.Rd8 Rf8 30.Rf8 Kf8 31.Qd6 Kf7 32.Qf4 Ke8-+) 26.Nb5?? (better is 26.Nb7 Qd3 27.Qd3 Rd3 28.Kd3-/+) 26...Qd3 (better is 26...Qb5 27.e4 Rd3 28.Qd3 Qd3 29.Kd3 b5-+) 27.Qd3 Rd3 28.Kd3 ab5 29.e4 Kf7 30.h4 (30.Kc3 Kg6 31.Kc2 Kg5-+) 30...Ke7 31.Kc3 Kd7 32.Kb4 Kc6 33.g4 h6 34.g5 hg5 35.hg5 g6 0–1. RedRaven – blackcrowman, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.Nf3 Nd7 8.0-0 Ne7 9.c3 Nc6 10.Ne1 Qb6 (DRAW agreed here) 11.Nf3 Rc8 12.Bd2 Be7 ½–½. Aranovski,Lev – Krupenski,Juri, Keres mem op, 1998.

7.Nf3 Ne7 8.Bg5 Qa5 9.0-0 Nbc6 10.Nbd2 Nf5 11.Nb3 Qb6 12.g4 Nfe7 13.Nc5 (13.Rfc1 Rc8-/+) 13...Ng6 14.Nb3 a5 15.Rac1 a4 16.Nbd2 Be7 (16...h5 17.gh5 Rh5 18.Be3-+) 17.Be3 0-0 18.Rfd1 Rac8 19.Nf1 Na5 20.Ng3 Nc4 21.Rf1 Rc7 22.g5 Rfc8 23.h4 Na3 24.h5 Rc3 25.Qd1 Nf8 26.Ne1 Nc4 27.Bf4 Nd7 (27...Nb2 28.Qd2-+) 28.Ne2 Nb2 29.Qd2 Rh3 30.Ng3 Qd8 (better is 30...Nc4!? 31.Qd3 Nce5 32.de5 Rc3-+) 31.Nf3-/+ Rc3 32.Qe2 Rf3 33.Qf3 Bg5 34.Bg5 Qg5 35.Rb1 Nc4 36.Rb4 Nd2 37.Qd3 Nf1 38.Kf1 f5 39.Kg2 Rh5 40.Rb7 Nf8?? (better is 40...f4 41.Rd7 fg3 42.Qg3 Qh6 43.Rd8 Kf7 44.Rd7 Kg8 45.Rd8 Kf7 46.Rd7 Kg8=) 41.Rb8+- Kf7? (better is 41...Qh6 42.Qa3 Rh2 43.Kg1 g5 44.Qf8 Qf8 45.Rf8 Kf8 46.Kh2 a3+-) 42.Qb5 (42.Qb5 Kg6 43.Rf8+-) 1–0. malvesp – lunchtimeplayer, ChessWorld.net, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.Nf3 Ne7 8.Bg5 Qb6 9.Nbd2 (9.0-0 Nbc6-/+) 9...Nf5 (9...Nbc6 10.0-0-/+) 10.0-0 (10.g4 Ne7-/+) 10...Nc6 11.Rab1 (11.Nb3 Rc8-/+) 11...Ncd4 (11...Nfd4!? 12.Be3 Nf3 13.Nf3-+) 12.Nd4-/+ Nd4 13.c3 (13.Be3 Bc5 14.c3 Nc6 15.Bc5 Qc5 16.cb4 Qd4-/+) 13...Nc6-+ 14.cb4 1–0. Guralivu,Paul_Iosif – Parker,Trent, FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.Qg3 Nc6 8.Ne2 Nge7 9.Be3 Nf5 10.Qf3 Qb6 11.0-0 Ncd4 12.Nd4 Nd4 13.Qg4 Bc5 14.Qg7 0-0-0 15.Qg4 (15.a3 Qa6 16.Qf6 Nc2 17.Bc5 Na1-/+) 15...Rhg8 (15...Nc2 16.Bc5 Qc5 17.Rc1-+) 16.Qd1 Nf5 17.Bc5 Qc5 18.c3 Kb8 19.cb4 (19.Qd3 Qc4 20.Qc4 dc4-+) 19...Qb4 20.Nd2? (20.g3 Qb2 21.Nd2 Qe5 22.Nf3-+) 20...Qd4 (better is 20...Nh4!? 21.g3 Qd2 22.Qd2 Nf3 23.Kg2 Nd2 24.Rfe1-+) 21.Rb1? (better is 21.Nf3 Qd1 22.Rfd1-/+) 21...Nh4-+ 22.g3? (22.Qb3 b6 23.Qb4 Rg2 24.Kh1 Qd2 25.Qh4-+ (25.Qd2?? Rh2 26.Kh2 Nf3 27.Kg2 Nd2-+)) 22...Qd2!! 23.Qa4 Nf3 24.Kg2 Ne5 25.Rb7 Kb7 26.Rb1 Ka8 27.Rb3 Rg4 28.Qa6?? Rb4-+ 29.Qa5 Rdb8 30.Ra3 Qd4 31.Qc7 Rb2 32.Ra7 Qa7 (32...Qa7 33.Qa7 Ka7 34.g4 d4 35.Kg3 d3 36.a4 d2 37.f3 Ng6 38.h4 d1Q 39.h5 Qd6 40.f4 Qd3) 0–1. Boulier,Rene (1990) – Bouvet,Laurent (2070), Fouesnant op, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.a3 Nc6

8.ab4 Bb4 9.c3 Be7 10.Ne2 h5 11.Nf4 g5 12.Ne2 Nh6 13.Na3 a6 14.Nc2 Na5 15.Ne3 Nb3 16.Rb1 Nc1 17.Rc1 b5 18.f4 gf4 19.Nf4 Ng4 20.Ng4 ½–½. Pottberg,Uwe – Cichy,Michael (2100), Oberliga Nord W, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.ab4 Nb4 9.Qd1 Rc8 (9...Qh4 10.Na3-/+) 10.c3 Nc6 11.Ne2 Nge7 12.Bg5 h6 13.Bc1 h5 (13...Nf5 14.Qb3-/+) 14.Bg5+= Qd7 15.h4 Nf5 16.Nf4 g6 17.Nd2 Bg7 18.g4 (18.0-0!?+=) 18...hg4-/+ 19.Qg4 Ne5 (better is 19...b5!? 20.Nd3 b4 21.Nb4 Nb4 22.cb4 Qb5-+) 20.de5= Be5 21.Ne2 (21.Ra7 Qc6=) 21...a6+= 22.Rh3 Rh5 23.Rd1 Qb5 24.c4 (24.Nd4!? Qa4 25.N2b3+=) 24...dc4-/+ 25.Nc4 Rg5 (25...Qc4?? 26.Qc4 Ra8 27.Qe4+-) 26.Qg5 Qc4 27.Rhd3 Qb4 28.Kf1 Qe7 29.Qg2 Nh4 30.Qe4 Bf6 31.Rd7 Qc5 32.Qb7= Qc6 33.Rf7 Qb7 34.Rb7 Rd8 35.Rd8+/- Bd8 36.Nf4 Be7 37.Ne6+- Kf7 38.Nf4 Nf5 39.Ra7 g5 40.Nd5 Ke6 41.Ne7 Ne7 42.Ra6 Kf5 43.Kg2 Ng6 44.Kg3 Ne5 45.f3 Ng6 46.Ra5 Ne5 47.Rb5 Kf6 48.Rb8 Kf5 49.Rf8 Ke6 50.Kf2 Nd7 51.Rd8 Nf6 52.Ke3 Ke5 53.Ra8+- ½–½. Stawiarski,Edmond (2120) – Appendino,Jerome (2175), FRA–chT2 Nord, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.Ne2 Qc7 9.0-0 Nge7 10.ab4 Nb4 11.Qb5 Nec6 12.c3 Na6 13.Na3 Be7 14.Qd3 0-0 15.Nb5 Qd7 16.Rb1 Rfb8 17.Qg3 Bf8 18.Nf4 Ne7 19.Nh5 Kh8 20.Ba3 Nf5 21.Bf8 Rf8 22.Qh3 Qe7 (22...Nc7 23.Nc7 Qc7 24.Nf4-/+) 23.g4 (23.Ng3 Ng3 24.Qg3 f6+=) 23...Qh4 (23...Qg5 24.f4 Qg6 25.Kh1+=) 24.Qf3 (24.Qh4 Nh4 25.f4 f5 26.ef6 g6=) 24...Qg5-/+ 25.Kh1 Nh6 26.h3 Ng8?? (better is 26...f5 27.Nf4 Rae8-/+) 27.Nd6+/- Nh6 28.Rb7 Kg8 29.Qd3 Nb8+/- 30.f4 Qh4 31.Kg2 a5? 32.f5+- ef5 33.Nf5 Nf5 34.Rf5 Qe1?? 35.Rg5 g6 36.Nf6 Kg7 37.Rh5!! h6 38.g5 Rh8 39.Rh6 Nc6 40.Rf7!! Kf7 41.Qg6 Ke7 42.Nd5 (42.Nd5 Kd8 43.Rh8 Kd7 44.Qd6; 42.Qg7 Kd8 43.Rh8) 1–0. Dominguez Garcia – Aranaz Portugues, Andalusia–ch, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.Ne2 Rc8 9.0-0 Qb6 10.Be3 Nge7 11.Ng3 h5 12.Nd2 h4 13.Ne2 Nf5 14.c4 (14.Rfb1 h3 15.g3 a5-/+) 14...bc3! 15.Qc3 (15.Qc3 h3 Combination; 15.Nc3 Ncd4 Deflection) 15...Be7 (15...Qb5 16.Rfe1-+) 16.Qd3-/+ Qa6 17.Qa6 ba6 18.Rfc1 Kd7 19.Nb3 Rb8 20.Rc3 Rb6 21.Ra2 Rhb8 22.Nec1 a5 23.h3 (23.Nc5 Bc5 24.dc5 Rb1-+) 23...f6 (23...a4!? 24.Nc5 Bc5 25.Rc5 Nfd4 26.Bd4 Nd4 27.Kh2-+) 24.Nc5 Bc5 25.dc5 Rb1 26.Rd2 fe5 0–1. Miras,Eduardo – Vega Viejo,Marcelino, Asturias Preferente op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.Nf3 Qb6 9.0-0 Rc8 10.Rd1 h5 (better is 10...Nge7+=) 11.Nh4? (11.Bd2 a5=) 11...Nh6 (11...b3!? 12.Be3 Qd8 13.g3 bc2 14.Qc2 Nd4 15.Qd3-+) 12.Be3 (12.Bh6 gh6 13.g3 a6+=) 12...Be7 13.Bh6 Rh6 14.Qg3?? (better is 14.Nf3-/+) 14...g5 (better is 14...Nd4 15.Kh1 Nc2 16.Ra2-+) 15.Qe3 Rh8?? (better is 15...b3 16.cb3 Nd4-+) 16.Nf3 Rg8 (16...g4 17.Ne1 Qa6 18.Rd2-/+) 17.Qd3 (17.ab4 g4 18.Ne1 Qb4=) 17...Rg6 (17...g4 18.Ne1 Qa5 19.Nd2 ba3 20.c4-/+) 18.c4 (18.ab4 Nb4 19.Qa3 Nc2 20.Qa4 Kd8 21.Qa7 Qa7 22.Ra7 g4-+) 18...bc3! 19.Nc3 a6 20.Rab1 Qa7 21.Ne2 Kd7 22.h4 gh4 23.Nf4 Rg4 24.Nh5 Rcg8 25.Qh7 Rg2 26.Kf1 Ke8-/+ 27.Ng3 R2g3 28.fg3 Rg3 29.Kf2 Rg4-/+ 30.Qd3?? Rf4 31.Kg2 Na5 32.Kh3 Nc4 33.a4-/+ a5 34.Rb3? Bb4 35.Qh7 b5 36.Qg8 Kd7 37.ab5+= Be7 38.b6= Qb7 39.Ng5? a4?? 40.Rb5 Bg5 41.Qg5+= Rf5 42.Qc1 Kc6?? 43.Rc5 Kb6 44.Qc2?? Qd7?? 45.Rb1+- Ka7 46.Qc4!! Mate attack 46...Rf3 47.Kg2 (47.Kg2 Rb3 48.Ra5 Kb8 49.Rb3 ab3 50.Qb4 Qb7 51.Qf8 Kc7 52.Qd6 Kc8 53.Rc5 Qc6 54.Rc6 Kb7 55.Rb6 Kc8 56.Rb8) 1–0. Marous,Roman (1935) – Schwarz,Milan (1910), Schneider Bohemia op–B, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

7.Ne2 Nc6

8.0-0 Qb6 9.Be3 Nge7 10.Ng3 g6 11.Nd2 Rc8 12.Nb3 Qc7 13.Rfc1 Bg7 14.h4 (14.Nc5 h5+=) 14...h5 (14...f6 15.Nc5 Kf7 16.ef6 Bf6 17.Ne2-/+) 15.c3 bc3 16.Qc3 b6 (16...f6 17.Nc5 Kf7 18.ef6 Bf6 19.Qd2-/+) 17.Qd2 Qb7 (17...f6 18.ef6 Bf6 19.Bg5-/+) 18.Bg5+= 0-0 19.Bf6 Kh7 20.Qg5?? (better is 20.Bg7 Kg7 21.Rc3+=) 20...Bh6-+ 21.Ne2 (21.Be7 Bg5 22.Bg5-+) 21...Bg5 22.hg5 Nb4 23.g4 Rc1 24.Rc1 Rc8 25.Nc5 bc5 26.Kg2 c4 27.Rh1 Rh8! 28.Nf4 Kg8 29.gh5 Rh7 30.Rb1 Nec6 31.a3 a5 32.ab4 ab4 33.Ra1 Nd4 34.Ng6 fg6 35.hg6 Rg7! 36.Rh1 Nf5 37.Bg7 d4 38.Kg1 Qh1! (38...Qh1 39.Kh1 Kg7 40.Kg1 b3 41.Kh1 d3 42.Kh2 d2 43.Kg2 b2 44.f4 d1Q 45.Kf2 b1Q 46.Kg2 Qe4 47.Kf2 Qef3) 0–1. Wenske,Hardy – Reder,Frank (1730), Hamburg Robinow op, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.0-0 Qd7 9.f4 g6 (9...Nh6 10.a3-/+) 10.Kh1 h5 11.c4 bc3! 12.Nbc3 (12.Nbc3 Nh6 Combination; 12.Qc3 Bb4 Decoy; 12.Nec3 Nh6 Combination) 12...Nh6 13.a4 Nf5 14.Ba3 Ba3 15.Ra3 0-0 16.Na2 Rfc8 17.Rc3 Na5 18.Qb5? (better is 18.Rc8!? Rc8 19.Nac3-/+) 18...Qb5-+ 19.ab5 Rc3 20.Nac3 Nb3 21.g4 (21.Rd1 Rc8-+) 21...hg4 (worse is 21...Nfd4 22.gh5 gh5 23.Rg1 Kf8 24.Rg5-+) 22.Rg1 Rc8 23.Rg4 Nbd4 24.h4 (24.Nd4 Nd4 25.Rg3 Rc4-+) 24...Ne2 25.Ne2 Rc2 26.Ng3 Rc3 (better is 26...Nd4!? 27.Nf1-+) 27.Nf5 ef5 28.Rg2 Kf8 (28...Rh3 29.Kg1 Rh4 30.Ra2-+) 29.Ra2 Rb3 30.h5 (30.Ra5-+) 30...gh5 31.Rh2 Rb1 (31...Rb1 32.Kg2 Rb2 33.Kg3 Rh2 34.Kh2 a5 35.ba6 ba6-+) 0–1. Tagliano,Maurizio (1775) – Faraci,Antonino (2050), Imperia Hotel Corallo op–A 2nd, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.0-0 Nge7 9.Nd2 Qb6 10.Nf3 h5 11.Nh4 g6 12.Bg5=+ Nf5 13.Bf6 Rg8 14.Nf5 gf5 15.Rfd1 Be7 16.Be7= Ke7 17.Nf4 Rg5 18.a3= Rag8 19.ab4+= Nb4 20.Qa3+/- a5? 21.c3+- Rg4 22.cb4 ab4 23.Qe3 h4 24.h3 R4g7 25.Rdc1 Rd8 26.Ra4 b3 27.Rb1 b2 28.Qa3 Ke8 29.Nh5 Rg6 30.Nf6 Rf6 31.ef6 Rc8 32.Qe7# 1–0. marre – oppo, internet, 2010.

8.0-0 Nge7 9.Nd2 Nf5 10.Nf3 Be7 11.a3 ba3 12.g4 Nh4-/+ 13.Nh4 Bh4 14.Ba3 Be7 15.Qb5=+ Qd7 16.Rfb1 b6=+ 17.Be7 Ne7 18.Kg2 Qb5 19.Rb5 Kd7 20.Rb3 Rhc8 21.Ra2 Rc6 22.Rf3 Ke8 23.Nc3 Ng6 24.Kg3 Rc4 25.Nb5= Nh8?? 26.Nd6+- Ke7? 27.Nc4 dc4 28.Ra6 Rd8 29.Ra7 (29.Ra7 Ke8 30.Rfa3+-) 1–0. michalowa – japycz, internet, 2009.

8.0-0 Nge7 9.Be3 Nf5 10.Nd2 Be7 11.Rab1 Qd7 12.c4 bc3! 13.Qc3 (13.Qc3 Rc8 Combination; 13.Nc3 Nb4 Combination) 13...Rc8 14.Qb2 b6 15.Bf4 g5 16.Be3 h5 17.Ng3 Ng7 18.f4 (better is 18.Rfc1!?-/+) 18...h4-+ 19.Ne2 g4 (19...Nf5 20.Bf2-+) 20.g3 (20.Rbc1!?-/+) 20...Nf5-+ 21.Bf2 hg3 22.hg3 Na5 23.Kg2 Nc4 24.Nc4 dc4 25.Qb5 Qb5 26.Rb5 Kd7 27.Nc3 (27.Rc1 Rc6-+) 27...Kc6 28.Rfb1 Rcd8 29.Rd1 a6?? (29...Bc5 30.dc5 Rd1 31.cb6-+) 30.Rb2?? (better is 30.d5 Kc7 31.Rb6 (31.Bb6?! Kc8 32.Ra5 Bb4=) 31...ed5 32.Nd5 Rd5 33.Rd5+/-) 30...b5-+ 31.Ne4 Rh3 32.Ng5 Bg5 33.fg5 Rdh8 34.a4 Rh2 35.Kf1 Ne3!! 36.Ke2 Nd1 37.ab5 ab5 38.Kd1 Rg2 39.Ra2 Rh1 40.Ke2 Rf2! (40...Rf2 41.Kf2 Rh2 42.Ke1 Ra2-+) 0–1. Macias Vallejo,Manuel – Amigo Roman,Pedro, Valladolid CC semirap op, 1995. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6 7.Ne2 Nc6)

8.0-0 Nge7 9.Ng3 Qb6 10.Rd1 Rc8 11.a3 Ng6 12.Nh5 Qd4 13.Qd4 Nd4 14.Rd4 Rc2 15.Nd2 Bc5 16.Nb3-/+ Bd4 17.Nd4 Rc4 18.Nb5 0-0 19.Nd6 Rc2 20.f4 b6 21.Rb1? d4 22.Ng3? Nh4 23.f5 Nf5 24.Ngf5 ef5 25.Nf5 d3 26.Bb2 d2 27.Ne3 Rfc8 28.e6 fe6 (28...fe6 29.Nc2 Rc2 30.ab4 Rb2-+) 0–1. Cempel,Jaroslav (2295) – Staszko,Martin (2095), Ostrava op, 1997.

8.0-0 Nge7 9.Ng3 h5 10.h4 (better 10.Ne2!?-/+) 10...Ng6-+ 11.Bg5 Be7 12.f4 Nh4 13.Be7 Ne7 (13...Qe7 14.a3-+) 14.Qb5 Qd7 15.Qb4 Nhf5 16.Nf5 Nf5 (worse 16...ef5 17.Nc3=+) 17.Rf3 Rc8 18.c3 Rc4 19.Qb3 0-0 20.Nd2 Rc7 21.Rh3 g6 (21...Rfc8 22.Qa3-/+) 22.Qd1 Rfc8 23.Nb3 Nh6 (23...Rc4 24.Rc1-/+) 24.Qd2 Kg7 (24...b6 25.a4-/+) 25.Rf1 (25.Nc5 Qe8-/+) 25...Nf5-/+ 26.Kf2 b6 27.Rfh1 (27.Kg1 h4-/+) 27...a5 (27...Rc4-+) 28.g4? (better 28.Nc1!?-/+) 28...hg4-+ 29.Rh7 Kf8 30.Qe2 (30.Qb2 g3 (30...Rc3?! 31.Qa3 Nd6 32.ed6=) 31.Ke1 A) 31...Rc3?! 32.Qa3 Nd6 33.Qd6 (33.ed6? g2 34.Rg1 Kg8-+) 33...Qd6 34.ed6=+; B) 31...Qc6 32.Rh8 Ke7 33.Rc8 Rc8-+) 30...g3 31.Kg2 (31.Kg1 Rc3 32.Rh8 Ke7-+) 31...Rc3 32.Rh8 (32.Kg1 Rb3! 33.ab3 Rc1 34.Kg2 Rc2 (34...Nd4?! 35.Rh8 Ke7 36.Qg4 Rc2 37.Kh3-+) 35.Qc2 Ne3 36.Kg3 Nc2-+) 32...Ke7 33.Rc8 Qc8 34.Kg1 (34.Na1-+) 34...a4 35.Qg4 (35.Nd2 Nd4 36.Qg4-+) 35...ab3 36.Qg5 Kd7 37.Rh7 Rc1 38.Kg2 Qc2 (38...Qc2 39.Kf3 Qd1 40.Kg2 Qf1) 0–1. Tagliano,Maurizio (1750) – Carzolio,Luigi (1935), 3rd Imperia Corallo op–A, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6 7.Ne2 Nc6)

7.Nf3 Nc6

8.0-0 Nge7 9.a3 ba3 10.c3 (10.Ba3 Nf5+=) 10...Nf5-/+ 11.Na3 h5 (11...Be7 12.Nc2-/+) 12.Rb1 Rb8 13.Nc2 Be7 14.Ne3 Ne3 15.fe3 0-0 16.Kh1 (16.e4 de4 17.Qe4 Qd5+=) 16...Na5 17.Rb2 (17.Nd2 Qd7+=) 17...Qc7 18.Rg1 (18.Ra2 Ra8 19.Ba3 Nc4 20.Be7 Qe7+=) 18...Rbc8 19.Rc2 (19.Ra2!?-/+) 19...Qc4-+ 20.Qd2 Nb3 21.Qd1 g6 22.g4 hg4 23.Rg4 Kg7 (23...b5 24.e4-+) 24.Bb2 (24.e4 de4 25.Re4 Rfd8-/+) 24...Rh8 25.Rcg2 Rh3 26.Ng1 Rh6 0–1. Garcia B,Omar – Suasnabar,Jesus (2030), Lima schev, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.0-0 Nge7 9.a3 Qb6 10.ab4 Nb4 11.Qb3 Rc8 The backward pawn on c2 becomes a target 12.c3 Nd3 13.Qb6 ab6 14.Ba3 (14.Ra7 Rc7=) 14...Kd7 15.Rd1 Nf4 16.Rd2 Ra8 17.g3 Nfg6 18.Rb2 (18.h4 Nc6=) 18...Ra6 19.Rba2 f6 (19...Nc6 20.h4=+) 20.ef6 gf6 21.Bc1 (21.h4 Rg8=) 21...Ra2 22.Ra2 Nc8 (22...e5 23.h4 e4 24.Nfd2=+) 23.Nbd2 (23.h4 Bd6=+) 23...Bh6 24.Nb3 Bc1 25.Nc1 Nd6 26.Nd2 Ne7 (26...Rc8 27.Ne2 Nb5-/+) 27.Nd3 (27.Ne2!?=+) 27...Rc8-+ 28.Rb2 (better 28.Nb1!?-+) 28...Rc3 29.Nf4 (29.Rb3 Rb3 30.Nb3 Nc6-+) 29...Nc6 30.Rb6 (30.Ne2 Rd3-+) 30...Nd4 31.Kg2 N4b5 0–1. mizuzul – marekt, ChessWorld.net, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6 7.Nf3 Nc6)

8.0-0 Nge7 9.a3 Qc7 10.ab4+= Nb4 11.Qb5 Nbc6 12.Ba3 (12.Nc3 a6 13.Qa4 Ra7+=) 12...Nf5 13.Bf8 Rf8 14.Nbd2 a6 (14...f6 15.Nb3+=) 15.Qc5 (15.Qb2 0-0-0=) 15...Kd7 (15...f6 16.c4 Rd8 17.Rfb1+=) 16.c3 b6 17.Qa3 h6 18.Rfb1 Rfc8 19.g4 Nfe7 20.c4 Ke8 21.cd5 Nd5 22.Nc4 Kd7 (better is 22...Rcb8!?=) 23.Nd6+/- Rf8 24.Rc1 f6? (24...b5 25.Rc5+/-) 25.Rc4?? (better is 25.Rc6 Qc6 26.Rc1 Qc1 27.Qc1+-) 25...b5+/- 26.Rc5 b4 27.Qa4 Nc3+= 28.Rc3 bc3+= 29.d5?? ed5-+ 30.Nd4 fe5 31.N4f5 g6 0–1. Valbuena Castro,G (1850) – Rodriguez Llorens,J (2055), Barcelona ESP, 2014. (=1.e4 c5 2.b4?? cb4-/+ 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.0-0 Nge7 9.a3 Nf5 10.c3 ba3 11.Na3+=.

8.0-0 Nge7 9.Bg5 Qb6 10.Be7 Be7 11.Nbd2 0-0 12.Rab1 Rfc8 13.c4 (13.Rfc1!?-/+) 13...Qa6-+ 14.Rfc1 Na5 (14...Qa2?! 15.Ra1 Qb2 16.Rab1-/+) 15.c5?? (15.Qc2 Nc4 16.Qd1-+) 15...Qd3 16.Rb4 b6 0–1. nickbarletta – Bazza3, ChessWorld.net, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.0-0 Nge7 9.Bg5 Qc7 10.Nbd2 (10.Rc1 h6 11.Be3 Rc8=+) 10...h6 11.Be3 Nf5 12.Rac1 Be7 (12...Qa5 13.Qb3-/+) 13.c4=+ bc3 14.Rc3 (14.Rc3 Rc8 Combination; 14.Qc3 Rc8 Combination) 14...0-0 15.Rfc1 Rac8 16.R3c2 (16.Bf4 Qa5 17.a3 Rc7=+) 16...Qd7 17.a3 Rc7 18.Bf4 (18.Kh1 Rfc8-/+) 18...Rfc8 19.Rc3 a6 20.g4 Nh4 21.Nh4 (21.g5 hg5 22.Bg5 Bg5 23.Ng5 Nf5-/+) 21...Bh4 22.Nb3 (22.Nf3 Qd8-/+) 22...Be7 23.Nc5 Bc5 24.Rc5 Na5! 25.Ra5 (25.Rc7!? Rc7 26.Rc7 Qc7 27.g5-+) 25...Rc1-+ 26.Bc1 Rc1 27.Kg2 Qc6 28.Qd2 (28.h4 Rc4 29.Rc5 Rc5 30.dc5 Qc5-+) 28...Qc4 29.Rc5 Qf1 30.Kg3 Rd1 31.Rc8 Kh7 32.Qe3 Rd3 0–1. Kepinski,Janusz (1700) – van Speybroeck,Dirk_Jan (1790), FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6 7.Nf3 Nc6)

8.a3 a6 9.0-0+= Rc8 10.Qb3 Qd7 11.ab4 (11.Bd2 Na5 12.Qa2 Nc4 13.Bb4 Nh6=) 11...Bb4+= 12.c3 Be7 13.Na3 Na5 14.Qb6 (14.Qc2 h5+=) 14...Ba3 (14...Bd8 15.Qb4-/+) 15.Qa5 (15.Ba3 Nc4 16.Qa7 a5+=) 15...Bc1-/+ 16.Rfc1 Ne7 17.Rab1 0-0 18.Rb6 Nc6 19.Qa3 Rc7 20.Rcb1 (20.g3 Rfc8-/+) 20...Rfc8 (20...Na7 21.R6b3 Nb5-+) 21.Ne1? (21.Qb2 Na7 22.Rb7 Nb5 23.Rc7 Qc7-/+) 21...Nd8 (21...Na7!? 22.R1b3-+) 22.Rd6 (better is 22.R6b3!?+=) 22...Qe7-/+ (22...Rc3?? 23.Qc3 (23.Rd7? Ra3 24.Rc1 Rb8-+) 23...Rc3 24.Rd7+-) 23.Rb3 h6 24.Nd3 Rc6 (better is 24...Nc6 25.Qa1 Na7-+) 25.Qa4?? (better is 25.Qb4+=) 25...Rc3-+ 26.h3 (26.g3 R8c4 27.Qa3 Rb3 28.Qb3 Nc6-+) 26...Rb3 (26...R8c4!? 27.Qa3 Rb3 28.Qb3-+) 27.Qb3 Nc6 28.Qc3 (28.Qb6 Qc7 29.Qc5 a5-+) 28...Na7 29.Nc5 (29.Qb4 Rc4 30.Qa5-+) 29...Nb5 (29...Nb5 30.Qa1 Nd6 31.ed6 Qd6-+) 0–1. Valbuena Castro,Gregorio (1850) – Molano Lafuente,Ismael (2150), 1st Obert Primavera La Lira, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Bd3 Bd3 6.Qd3 e6)

8.a3 Be7 9.0-0=+ Qa5 10.Bb2 Qb6 11.ab4 Nb4 12.Qb3 Qc6 13.c3 Nd3-/+ 14.Ba3 Nf4 15.Nbd2 b5 16.g3 Ng6 17.Bd6 a6 18.Qb4 Nh6 19.Be7=+ Ne7 20.Nb3 Nhf5 21.Nc5 0-0 22.Ra5 Ra7 23.Rfa1 Rfa8 24.g4 Nh6 25.h3 Ng6 26.Nd3 Qc8 27.Qc5 Rc7 28.Qb5 ab5 29.Ra8 Rc3 30.Nc5 Qf8 31.Rf8 Kf8 32.Ra8 Ke7 33.Ra7 Kf8 34.Ra8 Ke7 35.Ra7 Kf8 36.Ra8 ½–½. marekt – Kotelnik, internet, 2009.

5.Nf3 Nc6

6.Bb5 Qa5 7.Bc6 bc6 8.Nbd2 Qb5 9.Nb3 Qc4 10.Na5 Qc2 11.Qc2 Bc2 12.Nc6 a5 13.a4? (better is 13.Bd2!?-/+) 13...Kd7-+ 14.e6 Kc6?? (14...Ke6 15.Ng5 Kf6-+) 15.Ne5+= Kb6 16.Nf7 g6 17.Nh8 Bg7 18.Nf7 Bd4 19.Be3 Be3 20.fe3 Rc8 21.Kd2 Be4 (better is 21...Nf6!? 22.Ng5 b3-/+) 22.Rhc1 Rc1 23.Rc1 Nf6 24.g3 (better is 24.Nd8!? Ne8 25.g4+=) 24...Bf5-/+ 25.Nd8 Ne4 26.Kd1 Nc3 27.Kd2 Kc7 28.Nf7 Be6 29.Ng5 Bg8 30.Nf3 Kb7 31.Nd4 Bf7 32.Nb3 Kb6-+ 33.Rc3 bc3 34.Kc3 e5 35.Nd2 Be8 36.Kb3 Kc5 37.Nf3 d4 38.ed4 ed4 39.Ng5 Bc6 40.Ne6? Kd5-+ 41.Nf4 Ke4 42.Kc4 Ke3 (42...Ba4?! 43.Ne6 Kf3 44.Kd4-+) 0–1. Giraud,Roland (1850) – Des Fortes,Pierre (1850), AJEC Gr05 email, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 Nc6)

6.Bd3 Bd3 7.Qd3 e6 8.0-0 Nge7 9.a3 Nf5 10.ab4 Bb4 11.Qb3 Qd7 12.c3 Be7 13.Be3 0-0 14.Nbd2 Rfc8 15.Rfb1 b6 16.Qa4 Qc7 17.Rc1 Na5 18.Kf1 Nc4 19.Nc4 Qc4 20.Qc4 Rc4 21.Bd2 a5 22.Rcb1 Bd8 23.Ke2 Ne7 24.Ne1 Nc8 25.Nc2 Be7 26.Ne3 Rc6 27.f4 a4 28.Kd3 Kf8 29.Bc1 Ke8 30.Ba3 Kd7 31.Be7 Ne7 (31...Ke7?! 32.Rb4=) 32.Rb4 a3 33.Rb3 ½–½. Barletta,Antonio (2030) – Marguerettaz,Davy (1985), ITA–ch qual Saint Vincent, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 Nc6)

6.Bd3 Bd3 7.Qd3 e6 8.0-0 Nge7 9.Bd2 Ng6 10.h3 Be7 11.c4 (11.a3 Qa5-/+) 11...dc4-+ 12.Qc4 0-0 13.Be3 Rc8 14.Qe2 Nh4 15.Nbd2 Nf5 16.Nb3 Ne3 17.fe3 a5 18.Rac1 Qb6 19.Qd3 Rfd8 20.Qe4 a4 21.Nbd2 b3 22.ab3 ab3 23.Nc4 Qa6 24.Qb1 (24.Nd6 Bd6 25.Ng5+=) 24...Nd4-/+ 25.ed4 Rc4 26.Qb3 b5 0–1. FlatoA – Glomp, playchess.de, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 Nc6)

6.Bd3 Qd7 7.0-0=+ Bd3 8.Qd3 e6 9.c4 bc3 10.Nc3 Nge7 11.Ba3=+ Na5 12.Nd2 Rc8 13.Nb5= Nc4 14.Nd6 Nd6=+ 15.Bd6 Nc6 16.Bf8 Kf8 17.f4 g6 18.Rf3 Kg7-/+ 19.Raf1 Qc7 20.Rg3 Ne7 21.f5 Nf5-+ 22.Rf5 ef5 23.Qf5 Qc1 24.Nf1 Rc6 25.h4 Qc2 26.Qg5 Qe4 27.h5? Qd4 28.Kh2 Re8 29.h6 Kg8 (29...Kg8 30.Ne3 Qe5 31.Nd5 Qd6-+; 29...Kf8!? 30.Re3-+) 0–1. maaac (2415) – diggitus (2325), net–chess.com, 2007.

6.Nh4 Bg6 7.Be3 e6 8.Ng6 hg6 9.Bd3 Nge7 10.0-0 Nf5 11.Bf5 gf5 12.Qf3? (better is 12.f4!?-+) 12...Qh4 13.Rd1 Qh2 14.Kf1 Rc8 15.Nd2 (15.Bf4 Qh4-+) 15...Na5 (better is 15...f4-+) 16.Rac1 Be7 17.Bf4 Qh1 18.Ke2 Qh5 19.Qh5 Rh5 20.f3 Nc4 21.Nb3 Na3 22.Rd3 Rc2 (22...Nc2?! 23.Kd2-/+) 23.Rc2 Nc2 24.Na5 b6 25.Nb7 (25.Nc6 a5-+) 25...Rh1 26.Bd2 Ra1 0–1. Svendsen,Tony – Revil,Bjorn, Kalotturneringen, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3)

5.Nf3 e6

6.a3 ba3 7.Na3 Bb4 8.Bd2 Bd2 9.Qd2 Ne7 10.Nb5 0-0 11.Be2 Nbc6 12.0-0 a6 13.Nd6 b5 14.Nh4 Be4 15.Ra3 Nc8 16.Nc8 Rc8 17.Nf3 Qb6 18.Rd1 a5 19.Ng5 b4 20.Rg3 Bf5 21.h4 Qd8 22.h5 f6 23.Nf3 Kh8 24.Bd3 fe5 25.de5 Qe7 26.Bb5 Be4 27.Bc6 Bf3 28.gf3 Rc6 29.Ra1 Rc5 30.Qe3 h6 31.Rg6 Kh7 32.Kg2 Rf5 33.Qd3 Rc3 34.Qa6 Rcf3 35.Rf1 Qh4 36.Rh6 gh6 (36...gh6 37.Qa7 Rf7 38.Ra1 Qh3 39.Kg1 Ra7 40.Ra5 Rg7) 0–1. Schirov,Sergey (2000) – Skomorohov,Grigorij (2200), Tambov RUS, 2011.

6.a3 ba3 7.Bd3 Bd3 8.Qd3 Nc6 9.c3 Qd7 10.Na3 Ba3 11.Ba3 Nge7 12.0-0 h6 13.Rfb1 b6 14.Be7 Ke7 15.Nh4 Rac8 16.f4 g6 17.Rf1 Na5 18.g4 (18.Nf3 Rc7+=) 18...Rcg8 19.Kh1 g5 20.Ng2 h5 21.f5 hg4 22.fe6 fe6 (worse is 22...Qe6 23.Rf6 Qd7 24.Ne3+=) 23.Qg3 Qe8 24.Qg4 Qh5 25.Qg3 Qh3 26.Rf3 Qg3 27.Rg3 Rh7 28.Ne3 Rf7 (28...Rgh8 29.Ng4-/+) 29.Ng4 Rf4 30.Kg2 (30.Nf6 Rg6+=) 30...Nc6 31.Nf6 Rg6 32.Rh1 g4 (32...Rh4 33.Rb1-/+) 33.Rg1 (33.Rf1!? Rf1 34.Kf1+=) 33...b5+= 34.Kh1 (34.Rf1!? Rf1 35.Kf1-/+) 34...b4-/+ 35.cb4 Rd4 36.Ng4 Rb4 37.h3 Re4 38.Ra3 Ne5 39.Ra7 Kd6 40.Ra6 Kc7 41.Rc1 Kb7 (41...Rc4!? 42.Rc4 Nc4-+) 42.Ne5-/+ Re5 43.Rcc6 ½–½. Vavruska,Antonin (2185) – Roubalik,Jakub (2015), CZE–chT2e, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 e6)

6.a3 Qb6 7.ab4 Bb4 8.c3 Be7 9.Bd3 Bd3 10.Qd3 h5 11.0-0 Nh6 12.Na3 Nc6 13.c4 dc4 14.Nc4 Qd8 15.Bh6 Rh6 16.Rfd1 Kf8 17.Ne3 Nb4 18.Qb5 b6 19.d5 Nd5 20.Nd5 ed5 21.Rd5 Qc8 22.Qd3 Qe6 23.h3 Rg6 24.Kh1 a5 25.Qe4 Re8 26.Nd4 Qc8 27.f4 Kg8 28.f5 Rg5 29.Rf1 Qc4 30.Rd1? (30.Re1 Bb4 31.Re2 Bd2+=) 30...Bf6 31.Re1 a4 32.Qf3?? a3! 33.Rd7 a2 34.Qa3? Re5-+ 35.Qa8 Kh7 36.Rg1 Ra5 37.Ra7 Ra7 38.Qa7 Qd4 39.Qa2 Rf5 40.Qf7 Qd5 (40...Qd5 41.Qd5 Rd5-+) 0–1. Kadas,Gabor (2215) – Racz,Zoltan (2265), Nyiregyhaza op, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 e6)

6.a3 Nc6 7.ab4 Bb4 8.c3 Bf8 9.Be2 g6 10.0-0 Nge7 11.Ne1 Nc8 12.f4 h5 13.g3 a6 14.Ng2 Bh3 15.Rf2 Nb6 16.Ne3 Ne7 17.Nd2 ½–½. Kahn,E (2290) – Bacso,G (2120), FSIM February, Budapest HUN, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3)

6.Bb5 Nc6 7.0-0 Qb6 8.Bd3 Bd3 (8...Nd4? 9.Nd4 Bd3 10.Qd3+-) 9.Qd3 Nge7 10.Ng5?? (better is 10.Be3-/+) 10...Qd4-+ 11.Qd4 Nd4 12.a3 Nc2 13.Ra2 b3 (better is 13...Nd4!? 14.Be3 Nec6 15.Rd1-+) 14.Rb2 Nd4 15.Nf3 Nec6 (15...Nf3!? 16.gf3 Nc6 17.f4-+) 16.Nd4 Nd4 17.Be3 Bc5 (17...Nc2 18.Rb3 Ne3 19.Re3-+) 18.Rd1? (better is 18.Rd2-/+) 18...Rc8-+ 19.Kf1 Nc2 20.Bc5 Rc5 21.Rb3 b5 22.Nc3 d4?? (better is 22...a6-+) 23.Nb5 0-0 (worse is 23...Re5 24.Nd4 Nd4 25.Rb8 Ke7 26.Rh8+/-) 24.Na7 Re5 25.g3 Ra8 26.Nb5 Rb8 27.a4 h6 28.Nd4?? Rd8-+ 29.Nc2 Rd1 30.Kg2 Rd2 31.Nb4 Ra5 32.Nd3 Ra4 33.Kf3 Rda2 34.Ke3 R4a3 35.Rb8 Kh7 36.h4 Rc2 37.f3 Rcc3 38.Rd8 Kg6 39.g4 Kf6 40.Rd4 e5 41.Rd5 Ke6 42.Rd8 Ke7 43.Rd5 f6 44.Ke4 g6 45.Ke3 Ra2 46.g5 hg5 47.hg5 Rcc2 48.gf6 Ke6 49.Re5 Kf6 50.Rd5 Re2 51.Kf4 g5! 52.Rg5 0–1. geniust – jsierra52, Gameknot.com, 2006. (=1.e4 c5 2.b4 cb4+= 3.d4 d5 4.e5 Bf5 5.Nf3 e6)

6.Bb5 Nc6 7.0-0 Nge7 8.Nbd2 a6 9.Ba4 (9.Be2!?-/+) 9...b5-+ 10.Bb3 a5 11.a4 ba3! 12.Ba3 (12.Ra3 a4 Passed pawn; 12.Ba3 a4 Passed pawn) 12...a4 13.Bd6? (better is 13.Ba2-+) 13...ab3 14.Nb3 Ra1 15.Qa1 Nc8 (15...Bc2!? 16.Nc5 Be4 17.Nd2-+) 16.Qa6 N8a7 17.Nc5 Qc8 (worse is 17...Bd6 18.Nb7 Qd7 19.Nd6 Ke7 20.Nb5 Nb5 21.Qb5-+) 18.Qa2 Bd6 19.ed6 0-0 20.d7 Qc7 21.Ra1 h6 (21...b4!? 22.Nh4 Bg4 23.Qa6-+) 22.c3 Rd8 23.Nh4 (23.Ne5 Be4-+) 23...Qf4 (23...Be4!? 24.Qe2-+) 24.g3 Qg5 25.Qa6 Be4 (better is 25...Bh3 26.Ng2 e5 27.f4-+) 26.Qb6 Qe7 27.Ra7 Na7 28.Qa7 g5 29.Ng2 Qf6 30.Ne3 b4 (30...Bf3 31.Qb6-/+) 31.Qa5 (31.Ng4 Qe7 32.cb4+-) 31...bc3-/+ 32.Qc3 h5 (better is 32...Qf3 33.Ne4 Qe4-/+) 33.Nb7= Qf3 34.Kf1 Qh1 35.Ke2 Rd7 36.Qc8 Kg7 37.Qd7 (37.Qd7 Bf3 38.Kd3 Qb1 39.Kc3 Qe1 40.Kb2 Qf2 41.Nc2+=) 1–0. Garcia Morales,R – Perez,A, ARAEQ1 op Spain, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 e6)

6.Bb5 Nd7 7.0-0 Rc8 8.Bd3 Bd3 9.Qd3 Qc7 10.Bg5 f6 11.Bf4 Qc2 12.Qc2 Rc2 13.Nbd2 g5 14.Be3 g4 15.Ne1 Rc3 16.Nb3 fe5 17.de5 Bg7 18.Bd4 Ne5 19.f4 gf3! 20.gf3 (20.Nf3 Nf3; 20.gf3 Kf7) 20...Rc7 21.Rd1 (21.Ba7 Nc4 22.Rd1 b6-+) 21...Nc6 22.Bf2 Nh6 23.Nc5 Re7 24.Bh4 (24.Bh4 Bd4 25.Rd4 Nd4 26.Be7 Ke7 27.Nb7-+). Mengs – Klaus Behrmann, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3 e6)

6.Bd3 Ne7 7.0-0 Nbc6 8.Bg5 Bd3 9.Qd3 h6 10.Bh4 Qb6 11.Nbd2 Nf5 12.Nb3 g5 13.Bg3 Be7 14.h3 h5 15.c4 bc3 16.Qc3 g4 17.hg4 hg4 18.Nh2 Ncd4 19.Qd3 Ng3 20.Qg3 Ne2 (20...Ne2 21.Kh1 Ng3 22.Kg1 Ne2 23.Kh1 g3 24.fg3 Ng3#) 0–1. ricar67 – Darlanio, ChessWorld.net, 2004.

6.Bd3 Bg6 7.0-0 Nc6 8.a3 Qa5 9.Bb2 Qb6 10.ab4 Nb4 11.Bg6 hg6 12.c3 Nc6 13.Ba3 Be7 14.Nbd2 a6 15.Qc2 Ba3 16.Ra3 Nge7 17.Rb1 Qc7 18.Qb2 Ra7 19.c4 0-0 20.c5 Nf5 21.h3 f6 22.Re1 fe5 23.de5 Qe7 24.Qb6 a5 25.Ra4 Qd7 26.Rb1 Rfa8 27.Qb3 Nh6 28.Rba1 Qc7 29.Qc3 Nf7 Pawn e5, live or die! 30.Re1 Rb8 31.Nb3 Can a5 get defended? 31...b5 32.cb6 Rb6 33.Nc5 Qc8 34.Nd3 Qe8 35.Rc1 Ra8 36.Ra3 Nfd8 37.Nc5 Qf7 38.Qe3 Rb5 39.Rac3 Rb4 40.Ra3 Qf5 41.Nd3 Re4 42.Qd2 ½–½. Leoni,Alessandro (1975) – Rensen,Martin (2195), IECG, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.Nf3)

6.Bd3 Bg6 7.0-0 Nc6 8.c3 Qb6 9.Be3=+ Rc8 10.cb4 Bd3-/+ 11.Qd3 Nb4 12.Qe2 Ne7 13.Na3 Qa6 14.Nb5 Nf5 15.Rfc1 Nc6 16.Rc2 Be7 17.Bd2 Kd7 18.g4?? Nfd4! 19.Nbd4 Nd4 20.Qa6 Nf3 21.Kg2 Nh4 (21...Nh4 22.Kg3 ba6-+ (22...Rc2 23.Qb7 Rc7 24.Qb5 Kc8 25.Ba5+-)) 0–1. Bulat,Robert – Orenda,Omar, CRO–chT2 Opatija, 1995.

5.g4 Be4

6.e6 Nc6 7.Nf3 Nh6 8.Bh6 gh6 9.ef7 Bf7 10.a3 Qa5 11.Nbd2 ba3 12.Qb1 Qc7 13.Ra3 Bg7 14.Bb5 0-0 15.Bc6 bc6 0–1. Keber,Ernst (1890) – Quednau,Hans Joachim (2285), email, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4 Bg6)

6.f3 Bg6

7.Bb5 Nc6 8.Bd2 e6 9.c3 Qh4 10.Kf1 0-0-0 (10...bc3!? 11.Nc3 Rc8-+) 11.Qa4 Nge7 (better is 11...bc3!? 12.Bc3 Kb8 13.Bc6 bc6+=) 12.Be1= Qh6 13.Bd2 Qh4 14.cb4?? (14.Be1 Qg5 15.Bd2 b3 16.ab3 Qh4=) 14...a6?? (14...Nd4 15.Nc3 Nec6 16.Bc6 Nc6-+ (worse is 16...bc6 17.Qa6 Kb8 18.Be3+/-)) 15.Ba6 (15.Be1!? Qh6 16.Bd2 ab5 17.Qb3 Bd3 18.Qd3=) 15...Nd4 (15...ba6?! 16.Qa6 Kc7 17.Be1=) 16.Na3 Nec6 17.Rc1 Nf3?? 18.Bb7! Kb7 19.Qc6 Kb8 20.Qb5 Ka8 21.Qa6 Kb8 22.Be3 d4 23.Qb6 Ka8 24.Qc6 Kb8 25.Qf3 de3= 26.Qe3 Qg4?? 27.Qb6 (27.Qb6 Ka8 28.Qd8 Kb7 29.Qd7 Kb8 30.Rc8) 1–0. Klasseman – BeRReGoN, playchess.de, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4 Be4 6.f3 Bg6)

7.Bd3 e6 8.Ne2 Qh4 9.Ng3 Nc6-+ 10.Bb5 Rc8 11.0-0 h5 12.g5 Bc2! 13.Qc2 Qd4 14.Kg2 Qa1 (14...Qa1 15.Ne2 Kd8-+ (15...Qe5?! 16.Bf4 Qa1 17.Nd2 Qf1 18.Nf1=)) 0–1. zurbateur (1655) – pierred (2745), net–chess.com, 2008.

7.Ne2 e6 8.Be3 Nc6 9.Bg2 h5 10.Nf4 Nge7 (10...Qh4 11.Bf2 Qg5 12.Ng6 Qg6 13.0-0-/+) 11.h3 (11.0-0!?-/+) 11...hg4-+ 12.hg4 Rh1 13.Bh1 Rc8 14.Qe2 (14.Bg2 Na5 15.Ng6 Ng6-+ (15...fg6?! 16.Bf1-/+)) 14...Qa5 (14...Bc2 15.Qc2 Nd4 16.Qb2 Nc2 17.Ke2-+) 15.Ng6 Ng6 (15...fg6?! 16.Kf2-/+) 16.Kd1 b3! 17.cb3 (17.ab3 Qa1 Pinning (17...Qa1 Deflection); 17.cb3 Be7 Combination) 17...Bb4 18.f4? (18.a4 Bc3 19.Nc3 Qc3-+) 18...Kd7?? (better 18...Nf4 19.Bf4 Nd4-+) 19.f5 Nge7 (19...Rh8 20.Bg2 Nh4 21.Bf1-+) 20.fe6 fe6 21.Bg2 Rh8 (21...Ng6 22.Bf1-/+) 22.Qc2 (22.Qb2!?=+) 22...Rh4 23.Qf2 Rh8 24.Bf1 (24.Qc2 Rh2 25.Bg1 Rh4-/+) 24...a6 (24...Rh1!? 25.Qg2 Bc3-+) 25.a3=+ Bc3 26.Ra2 (worse 26.Nc3 Qc3 27.Rc1 Qb3 28.Ke1 Qa3-+) 26...Rh1 27.Qg2 (worse 27.Nc3 Qc3 28.Ke2 Qb3-+) 27...Rf1 28.Qf1 Bd4 29.Bd4 Nd4 30.Qd3 Qb6 (30...Ndc6 31.Re2=+) 31.Nd2 Nec6 32.Qg6 Nb3 33.Qg7 Ne7 34.g5?? (better 34.Nb3 Qb3 35.Rc2=+) 34...Qg1-+ 35.Kc2 Nd4 36.Kb2 Qd1 37.Qh7 Qd2 38.Kb1 Qg5 39.Rb2 b5 40.Qh8 Qg8 41.Qg8 Ng8 42.a4 (42.Rh2 Ne7-+) 42...Ne7 43.ab5 (43.Rd2 Ndc6-+) 43...ab5 44.Rg2 Ndc6 45.Re2 (45.Rg5 Nf5-+) 45…Ng6 0-1. Cambiasso (2205) - philipp77 (2190), Rated Classical game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

7.Ne2 e6 8.Ng3 Nc6 9.Bb2 Qh4 10.c3 h5 11.Kd2 hg4 12.fg4 f6 13.Bb5 fe5 0–1. golly1 – Phoghorn, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4 Be4 6.f3 Bg6)

7.Ne2 e6 8.h4 h6 9.Nf4 Bh7 10.Bd3 Be7 11.Bh7 Bh4 12.Kf1 Rh7 13.Qd3 Rh8 14.Qb5 Nc6 15.Qb7 Nd4 16.Rh4 Nc2 17.Rh2 Rc8 (better is 17...Na1!? 18.Bb2 Rb8 19.Qc6 Qd7 20.Qd7 Kd7 21.Ba1 Ne7-+) 18.Ne6 fe6 (18...Na1 19.Nd8 Rc1 20.Kf2+-) 19.Qg7 Qe7 20.Qh8 Qf7 (20...Na1 A) worse is 21.Qg8 Kd7 22.Bg5 Qg5 (worse is 22...Rg8 23.Be7 Ke7 24.Rh6=) 23.Qf7 Qe7-/+; B) 21.Bh6 Qf7 22.Ke2=) 21.Kf2?? (21.Bf4 Na1 22.Rh6 Rc1 23.Bc1 Qf3 24.Kg1 Qg3 25.Kh1 Qf3 26.Kh2 Qe2 27.Kg3 Qe1 28.Kf3 Qf1 29.Ke3 Qc1 30.Nd2 Qg1 31.Ke2 Qg4 32.Kd3=) 21...Na1+= 22.Rh6 Qf8?? (22...Rc1 23.Rf6 Rh1 24.Qh1 Nf6 25.ef6 Qf6 26.Qc1-+) 23.Rh1?? (better is 23.Re6 Ne7 24.Qh5 Kd7 25.Rd6 Kc7 26.Bg5+-) 23...Rc2-/+ 24.Kg3 b3?? 25.ab3 Nb3 26.Ba3 Nc5 27.Nd2! Rd2?? 28.Bc5+- Qc5 29.Qg8 Kd7 30.Rh7 Kc6 31.Qc8 Kb5 32.Rb7 Kc4 33.Rc7 Qc7 34.Qc7 Kd3 35.Qa7 d4 36.g5 1–0. Koltanyi,Imre (2065) – Bolvary,Tamara (2025), HUN–chT2 Erkel, 2006. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

7.h4 h5 8.e6 fe6 9.g5 Qc7-+ 10.Kf2 Qc2 11.Qc2 Bc2 12.Nd2 Nc6 13.Bb5 g6 14.Ne2 Bg7 15.Nb3 Bb3 16.ab3 a5 17.Be3 e5 18.f4 ed4 (18...ed4 19.Nd4 Kd7-+) 0–1. Toth,Janos (2255) – Deak,Sandor (2325), Sarospatak op, 1996.

7.h4 h5 8.g5 e6 9.Bb2 Ne7 10.Bd3 Bd3 11.cd3 a5 12.Nd2 Nf5 13.f4 Nc6 14.Ndf3 a4 15.Rc1 b3! 16.ab3 Qb6 17.Ne2 ab3 18.Kf2 Ra2 19.Rb1 Ba3 20.Qc1 Kd7 21.Ba3 Ncd4 22.Bb2 (22.Nfd4 Qd4 23.Ke1 Qd3 24.Bb2-+) 22...Ne2 23.Ke2 Rc8 24.Qg1 Rc2 25.Nd2 Qb4 (25...Rab2?! 26.Qb6 Rd2 27.Ke1 Re2 28.Kd1 Rbd2 29.Kc1 Rc2 30.Kd1 Ne3 31.Qe3 Re3 32.Rb3-+) 26.Qe1 Qf4 27.Rg1 (27.Kd1 Ne3 28.Ke2 Ng2-+) 27...Qh2 28.Kd1 Rcb2 29.Rb2 (29.Rg2 Qg2 30.Rb2 Ra1 31.Nb1 Rb1 32.Rb1 Qc2) 29...Ra1 30.Rb1 Rb1 (30...Rb1 31.Nb1 Qc2) 0–1. Bazza3 – Phoghorn, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

7.h4 h5 8.Nh3 hg4 9.Nf4 Bf5 10.fg4 Be4 11.Rh2 g5 12.Nh5 gh4 13.Nd2 Bg6 14.Nf4 e6 15.Ng6 fg6 16.Bd3 Ne7 17.Nf3 Nbc6 18.Be3 Qb6 19.a3 Kd7 20.ab4 Nb4 21.c3 Nd3 22.Qd3 Rc8 23.Bg5 h3 24.Bf6 Rh6 25.Kf1?? a6 26.Bg5 Rh7 27.Kg1 Qc6 28.Bd2 Bg7 29.Ng5 Rh4 30.Qg3 Rhh8 31.Nf7 Rh7 32.Nd6 Rch8-/+ 33.Bg5 Nc8 34.Nf7 Rf8 35.Rf1 Bh8 36.Rhf2 h2 37.Kh1 Kc7 38.Bc1 Qd7 39.Ng5+/- Rf2 40.Qf2 Re7 41.Ba3 Re8 42.Qc2 Qc6 43.Qg6 Kb8 44.Bc5 a5 45.Kh2 a4 46.Bb4 Qb5 47.Rf2 Be5 48.de5 d4 49.Qe4 dc3 50.Bc3 Na7 51.Rb2 Qd7 52.Bb4 Rg8? 53.Bd6 Ka8 54.Ne6 Nc8 1–0. Arnaudov,Petar (2150) – Nikolov,Savko (1930), Sofia BUL, Seniors Ch, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

5.g4 Bg6

6.Bb5 Nc6 7.h4? (7.Bc6!? bc6 8.a3-/+) 7...h5 (7...Qb6 8.Ba4 Qa6 9.Bb3-+) 8.e6 (better is 8.Bc6 bc6 9.g5-+) 8...Qd6 (better is 8...hg4!? 9.Qg4 Qb6 10.ef7 Bf7 11.Bc6 Qc6 12.Qd1-+) 9.ef7 Bf7 (9...Kf7 10.gh5 Bh5 11.Nf3 Bf3 12.Qf3 Nf6 13.Bb2-+) 10.g5 (10.Nf3 Be6 11.gh5 Bg4-/+) 10...a6 (10...Bg6 11.Rh3-/+) 11.Be2 (11.Bc6 Qc6 12.Bd2 Qe6 13.Qe2 Qe2 14.Ne2 e6+=) 11...e5 12.c3?? simply worsens the situation (12.Bb2 ed4 13.Nf3 Bg6-+) 12...Nge7 (better is 12...bc3!? keeps an even firmer grip 13.Ba3 Qg6 14.Bf8-+) 13.Rh3? (better is 13.de5 Qe5 14.Bb2-+) 13...e4 14.cb4 (14.a3 bc3 15.Nc3 g6-+) 14...Nf5 (14...Qb4 makes it even easier for Black 15.Nd2 Rb8 16.Ba3 Qd4 17.Rc1-+) 15.Bb2? (15.a3 Ncd4 16.Nc3 Rc8-+) 15...g6 16.Nd2? Bg7 17.Nb3 0-0 18.a3 b6 19.Rc1 Be6 20.Rhc3?? cause more grief 20...Bd7 21.Ba6 e3 22.fe3 Ra6 23.b5 Ncd4! Double attack: b5/e1 24.ba6 Qg3 25.Kd2 Qf2 26.Ne2-/+ Nf3 27.Kc2 Ne3 28.Re3= Qe3 29.Bg7 Kg7 White king safety dropped. Black king safety dropped 30.Kb2 White king safety improved 30...Qe5 31.Nbd4 Bb5+= Black threatens to win material: Bb5xa6 32.Rc7? Kg8-/+ 33.Qc2 Rf5?? stumbles just before the finish 34.a7+- Nd4 35.a8Q Be8 36.Nd4 Qd4 37.Qc3 Rf2 38.Kb3 Qd1 39.Qc2! Mate attack 39...Qf3 40.Qc3 White has a mate threat 40...Qe4?? 41.Qc2 White threatens to win material: Qc2xf2 41…Qf3= 42.Rc3 (42.Rc3 Qc3 43.Qc3+-) 1-0. Labat,Christian (1870) - Bouthier,Jacques (2060), Paris Apsap op, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

6.Bb5 Nd7 7.c3 e6 8.cb4-/+.

6.Be2 e6 7.a3 Qa5 8.Qd2 Nc6-+ 9.Nf3 b3! 10.c3 Qa4 11.Qb2-/+ f6 12.Nbd2 Bc2 13.c4 fe5 14.Ne5 Ne5 15.de5 Bc5 16.Qc3 Ne7 17.Nf3 Rc8 18.Nd4 0-0 19.0-0 Bd4 20.Qd4 b5 21.f4 bc4 22.Rf3 Nc6 23.Qf2 d4 24.Rh3 Rc7 25.Qh4 g6 26.f5 Nd8 27.Bg5 Qd7 28.Rf1 b2 29.fg6 Rf1 30.Bf1 b1Q 31.Bd8 Bg6 32.Rf3 Qb7 (32...Qb7 33.Bg2 Be4-+) 0–1. Lauren,Martti (2190) – Lako,Mika, FIN–chTB9899, 1999.

6.e6 fe6 7.Ne2 e5! 8.de5 e6 9.Nf4 Bf7 10.Bd3 (10.Nd2 Nc6-/+) 10...Nc6 11.Bb2 Nge7 (11...Bc5 12.Be2-/+) 12.h4 Ng6 13.Bg6 (13.Ng6 Bg6 14.Bg6 hg6-/+) 13...Bg6 (13...hg6!? 14.Nd3 Rh4 15.Rh4 Qh4-+) 14.Ne6=+ Qe7 15.Nf4 0-0-0 (15...Ne5 16.Nd5 Nd3 17.Kd2 Nb2 18.Ne7 Rd8 19.Kc1 Nd1 20.Ng6 hg6 21.Rd1 Rh4 22.Re1 Kf7 23.Nd2 Rg4 24.Rb1-+) 16.Qe2 Be4 17.f3 Bf3 (better 17...Qf7!? 18.fe4 Qf4-+) 18.Qf3+= Attacks the isolani on d5 18...Ne5 19.Qe2 Ng4 20.Ne6 Re8 21.Qg4 Now all is on g7 21...Qe6 22.Qe6 Re6 23.Kd1 Bc5 24.h5 Rg8 25.Nd2 g5 26.hg6 hg6 27.Nb3 Bb6 28.Bd4 Bd4 29.Nd4 Re4 30.Nb5 Kb8 31.Re1? (better 31.Rh7!? Rd8 32.Rb1=+) 31...Rd8-/+ 32.Re4 de4 33.Ke2 a6 34.Rd1 (better 34.Rg1-/+) 34...Rd1-+ 35.Kd1 ab5 36.Ke2 Kc7 37.Ke3 Kc6 (better 37...Kb6!? 38.Ke4 Ka5 39.Kd5-+) 38.Ke4 (38.Kd4 e3! 39.Ke3-+) 38...Kc5 39.Ke5 Kc4 40.Kf6 (40.Kd6 Kc3 41.Kc5 b6 42.Kb6 Kc4-+) 40...Kc3 41.Kg6 Kc2 42.Kf5 Kb2 (42...Kb2 43.a3 ba3 44.Ke5 b4 45.Kd6 b3 46.Kc5 Kc3 47.Kb6 b2 48.Kc7 b1Q 49.Kd7 a2 50.Ke7 Qh7 51.Ke6 a1Q 52.Ke5 Qe1 53.Kd5 Qd3 54.Kc5 Qee3) 0-1. Actehualpa (2385) - zsolti_83 (2430), Rated Blitz game, lichess.org, 2020. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

6.h4 Qc8 7.Bd3 Bd3 8.cd3 Nc6 9.Be3 f6 10.f4 Nh6 11.f5 g6 12.e6 gf5 13.gf5 Kd8 14.Qh5 (14.Qf3 Qc7 15.Nd2 Rg8+/-) 14...Qc7 (better is 14...b3!? 15.ab3 Nb4-/+) 15.Ne2+= (15.Bh6? Nd4 16.Bf8 Rf8-+) 15...Ng8 16.Nd2 Qa5 17.Nb3 Qb5 18.Kd2 Na5? (better is 18...b6+=) 19.Rhc1+- b6 20.Nc5 bc5 (better is 20...Bg7+/-) 21.Rc5+- Qa6 22.Rd5 Kc8 (22...Qd6 23.Rd6 ed6+-) 23.Qe8 Kb7 24.Rd7 Kb6 25.d5 Kb5 26.a4 (26.a4 ba3 27.Rb7; 26.Rb7) 1–0. Dolgopolyj,Vladimir (1755) – Koenig,Daniela (1640), Dortmund op–B, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5)

6.h4 h5 7.e6 hg4 8.Bd3 Bd3-+ 9.ef7 Kf7 10.Qd3 Nf6 11.f3 Qc8 12.Bb2 Qe6 13.Kd1 Nc6 14.Nd2 g6 15.fg4 Qg4 16.Ngf3 Bh6 17.Rg1 Qh5 18.Kc1 Ne4 19.Qb5?? Qf3 20.Qd5 Ke8 21.Qb5 Nd2 22.Re1 Nc4 23.Kb1 Nd2 24.Kc1 Nc4 25.Kb1 Na3 26.Ba3 ba3 27.d5 Qc3 28.Re6 Qb2! 29.Qb2 ab2 30.Kb2 Bg7 31.c3 Ne5 32.d6 Nc4 33.Kb3 Nd6 34.Rg6 Bf6 35.Re1 Kd7 36.c4 b6 0–1. Brandes,Stephan – Hertel,Peter (2215), Oberliga Nord W9192, 1992.

6.h4 h6 7.h5 Bh7 8.e6 (8.Bd3 Bd3 9.cd3 Qc7+=) 8...Qc8 (8...Nc6 9.ef7 Kf7+=) 9.ef7 Kf7 10.Bd3 (10.Nf3 Nc6 11.Bh3 Ke8+=) 10...Qe6 (10...Bd3 11.Qd3 Qg4 12.Ne2-/+) 11.Kf1 Bd3 12.cd3 (12.Qd3 Nf6+=) 12...Nc6 (12...Nf6 13.a3-/+) 13.Nf3+= Ke8 (13...Nf6 14.g5 Ng4 15.Rh4=) 14.Rh4 (14.a3 ba3 15.Na3 a6=) 14...g5 (14...Nf6!? 15.Ne1 a6-/+) 15.hg6= Bg7 Attacking the isolated pawn on d4. Black threatens to win material: Bg7xd4(%ca 16.Bb2 Qg6 17.Ne5 Be5 18.de5 e6 19.f4 (better is 19.a3!?= would allow White to play on) 19...Nge7-/+ 20.Qf3 Rg8 (better is 20...Qg7 21.Rh5 Rf8-/+) 21.Qe3?? cause more grief (better is 21.Ke1-/+) 21...d4! a devastating blow 22.Qh3 Nf5! doomsday 23.Rh5 Qg4 24.Qg4 Rg4 25.Rh3 Rf4 26.Ke2 Rg4 27.Bc1 Kf7 28.Nd2 Ne5 29.a3 Rag8 30.ab4 R4g7 31.Ke1 Ne3 32.Re3 de3 (32...de3 33.Nb3 Rg3-+) 0–1. Toth,Jozsef (2090) – Zambo,Zoltan (2185), Miskolc op, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 Bf5 5.g4)

4.e5 f6

5.a3 fe5 6.de5 Nc6 7.Nf3 Bg4 8.Be2 (8.ab4 e6=+) 8...e6-/+ 9.Bf4 (9.ab4 Bb4 10.c3 Ba5-/+) 9...ba3 10.0-0 Nge7 11.Na3 Ng6 12.Bg5 Be7 13.Be7 Qe7 (13...Nce7?! 14.Nd4 Be2 15.Qe2=+; worse 13...Ke7 14.Nd4 Nd4 15.Bg4=+) 14.Nb5 (14.c4 Nf4 15.Nd4 Ne2 16.Ne2 Rd8-/+) 14...0-0 15.h3 (better 15.Nfd4 Be2 16.Qe2 Nge5 17.f4-+) 15...Bf3 16.Bf3 Nce5 17.Be2 Nf4 18.Re1 (18.g3 Ne2 19.Qe2 Nf3 20.Kg2 a6-+) 18...Qh4 (18...Qg5 19.Bg4 h5 20.Nc7 hg4 21.Re3 gh3 22.g3-+) 19.Bg4 h5?? (better 19...Ng4 20.Qg4 Qg4 21.hg4 a6-+) 20.Be6 (20.g3 Qg5 21.gf4 Rf4 22.Re5 Qe5 23.Nc7 hg4 24.Na8 gh3 25.Ra3 h2 26.Kg2 Qg5 27.Rg3-+) 20...Ne6-/+ 21.Re5? (better 21.Qd5 Nf3! 22.gf3 Qg5 23.Qg5 Ng5 24.Kg2 Nf3 25.Re4-/+) 21...Qf2-+ 22.Kh1 Nf4 23.Rg5? (23.Qg1 Qg1 24.Kg1 a6-+) 23...Rae8 (better 23...Rf5! 24.Qf1 Qf1 25.Rf1 Rg5 26.Rf4 Rf8 27.Rf8 Kf8-+) 24.Qd4 Qd4 25.Nd4 a6 26.Rf1 Re4 27.c3 g6 (27...Rf6 28.Rb1 b5 29.g3 Nh3 30.Rd5 Nf2 31.Kg2-+) 28.Kh2 (28.g3 Ne2 29.Rg6 Kh7 30.Rf8 Kg6 31.Ne2 Re2-+) 28...Kh7 (28...Kg7!? 29.g3 Ne2 30.Rf8 Kf8 31.Rg6 Nc3 32.Nf5-+) 29.g3 Ne6 30.Rf8 Nf8 (30...Ng5!? 31.h4 Ne6 32.Ne6 Re6 33.Rf7 Kh6 34.Rb7-+) 31.Rd5-/+ Kg7 32.Kg2 Kf6 33.Kf3 Re5 (33...Re7 34.c4-/+) 34.Rd8 Ne6 (34...Kg7-/+) 35.Rb8 (35.Rd6 a5=+) 35...Nd4 (35...Ng5 36.Kg2 Re7 37.Rf8 Ke5 38.Rd8-/+) 36.cd4-/+ Re7 37.d5? (better 37.Rd8-/+) 37...Ke5-+ 38.Rg8 Kd5 (better 38...Rf7!? 39.Ke3 Rf6-+ (39...Kd5?! 40.Rg6 Rh7 41.Kd3-/+)) 39.Rg6-/+ a5 (39...Re6 40.Rg5 Re5-/+) 40.Rg5 (better 40.Rh6!?-/+) 40...Re5-+ 41.Rg7 a4 (better 41...b5!?-+) 42.Rb7-/+ Kc4 43.Ra7 Kb3 (43...Kb4 44.Kf4 Ra5 45.Rb7 Kc3 46.Rc7 Kd2 47.Rd7 Ke2 48.Re7 Kf2 49.Rd7-+) 44.Kf4 Rb5 45.g4 (45.Re7!?-/+) 45...hg4-+ 46.hg4 Rb4 (46...a3 47.g5 a2 48.g6-+) 47.Kf5 a3 48.Ra3 (48.g5 a2 49.g6 Kb2=) 48...Ka3 49.g5 Kb3?? (49...Rb5 50.Kf6 Rb6 51.Kf7 Rb7 52.Kf6 Rb3=) 50.g6= Kc4 51.g7 Rb5 52.Kf6 Rb6 53.Kf7 Rb7 54.Kf8 Rg7 55.Kg7 ½-½. Goran_Krastev (2225) - ZeruHmyz (2250), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d5 4.e5 f6)

5.Nf3 Nc6 6.a3 fe5 (6...Bg4 7.ab4 fe5 8.de5=+) 7.Ne5=+ Ne5 8.de5 e6 9.Bd3 g6 10.ab4 Bb4 11.c3 Bc5 12.0-0 Ne7 13.Bh6 Nc6 14.Qe2 Qc7 (14...Bf8 15.Bf8 Rf8 16.Na3=) 15.Re1 Bf8 16.Bf8 Kf8 17.Nd2 (17.Na3 Qb6+=) 17...Kg7= 18.h4 Bd7 19.h5 Qd8 (better 19...Rhf8!?=) 20.Qg4+/- Be8 21.Qe6 Qe7? (better 21...Bd7!? 22.Qd5 Bf5+/-) 22.Qg4+- (22.Qd5?! Rd8 23.Qc4 Rf8+/-) 22...Rd8 (22...Rf8 23.Nf3+-) 23.Nf3 Rf8 24.Qg3 d4 25.cd4 (better 25.hg6!? dc3 26.gh7 Kh8+-) 25...Nd4 26.Nd4 Rd4 27.hg6 (better 27.Ra7 Bc6 28.e6+-) 27...Bg6+/- 28.Bg6 hg6 29.Qe3 Rdf4 (29...Rfd8!?+/-) 30.e6+- Rf2?? (better 30...Rc4+-) 31.Rad1 Qf6 (31...R2f7 32.Rd7 Qd7 33.Qe5 Kg8 34.ed7 Rd7 35.Qe6 Rdf7 36.Qg6 Rg7 37.Qe6 Kh7 38.Re5+-) 32.Rd7 Kg8 33.e7 Rf1 34.Rf1 Qf1 35.Kh2 Re8 36.Qe6 (better 36.Rd8 Kf7 37.Qh6 Ke7 38.Qg5 Kf8 39.Qc5 Kf7 40.Qd5 Kg7 41.Re8 Qf4 42.Kh3 Qf5 43.Qf5 gf5 44.Re7 Kf6 45.Rb7+-) 36...Qf7 (36...Kg7 37.Rb7 Qf4 38.Kg1 Qd4 39.Kf1=) 37.Qd6+= a5?? (better 37...Kh7+=) 38.Rd8+- a4 (38...g5 39.Kg1 Kg7 40.Qd4 Kg6 41.Rd6 Kh7 42.Qe4 Kg8 43.Rg6 Qg7 44.Qd5 Kh8 45.Rg7 Kg7 46.Qg5 Kf7 47.Qd5 Ke7 48.Qb7 Kf8+-) 39.Re8 (better 39.Qb8! Qd5 40.Rd5 Rb8 41.Rd8 Rd8 42.ed8Q (42.ed8N?? a3-+; worse 42.ed8B a3=+) 42...Kh7 43.Qd7 Kh6 44.Qa4+-) 39...Qe8= 40.Qd8 (40.Qd5 Kg7 41.Qd4 Kf7 42.Qf4 Ke7 43.Qb4 Kf6 44.Qf4 Kg7 45.Qd4 Kf8 46.Qf4 Qf7 47.Qa4=+) 40...Kf7=+ 41.Qd5 Ke7 42.Qc5? (42.Qe5 Kf7 43.Qf4 Kg7 44.Qd4 Kf8 45.Qf4 Qf7 46.Qa4 Qd5=+) 42...Kf7?? (better 42...Ke6 43.Qe3 Kd7 44.Qd4 Kc7 45.Qf4 Kb6 46.Qd4 Ka6 47.Qd3 b5 48.Qd6 Kb7 49.Qd5 Qc6-+) 43.Qc4-/+ Kf8 44.Qc5?? (better 44.Qb4 Qe7 45.Qa4 Qe5 46.Kh3-/+) 44...Qe7-+ 45.Qc8 (45.Qf2 Ke8 46.Qb6 a3 47.Qg6 Kd7 48.Qg4 Kc6 49.Qa4 Kb6 50.Qd4 Qc5-+) 45...Kg7 46.Qc3 Kf7 (better 46...Qf6 47.Qc7 Kh6-+) 47.Qc4-/+ Kf8 48.Qa4 (48.Qc8 Kf7 49.Qc4 Qe6 50.Qf4 Ke7 51.Qa4 Qe5 52.g3-/+) 48...Qd6 49.Kh1 Qc6 50.Qf4 Ke7 51.Qe5 Kd7 52.Qg7 Kc8 53.Qf8 Kc7 54.Qe7 Kb8 (54...Kb6!? 55.Qb4 Ka6 56.Qa3 Kb5 57.Qb2 Kc5 58.Qf2 Kb4 59.Qb2 Kc4 60.Qc2 Kd5 61.Qd2 Ke6=+) 55.Qd8= Ka7 56.Qa5 Qa6 57.Qc5 Qb6 58.Qa3 Qa6 59.Qc5 b6 60.Qc7 (60.Qe7!? Qb7 61.Qa3 Kb8 62.Qd6 Qc7 63.Qg6=) 60...Qb7=+ 61.Qc3 Ka6 (61...Qe4!?=+) 62.Qa3= Kb5 63.Qb3 Kc6 64.Qc3 Kd7 65.Qd3 Kc8 66.Qg6 Kb8 67.Qe8 Ka7 68.Qa4 Kb8 69.Qe8 Ka7 70.Qa4 Qa6 71.Qd7 Qb7 72.Qa4 ½-½. Savickas (2520) - Lance5500 (2515), lichess.org, 2016. (=1.e4 c5 2.b4 cb4 3.d4 d5 4.e5 f6)

3.e4 d6

4.a3 b3 5.cb3+= Nf6 6.Nc3 e6 7.Bb2 Be7 8.Bd3 Nc6 9.Nge2 e5 10.d5 Nd4? (better is 10...Nb8!?+=) 11.Nd4+- ed4 12.Bb5 Bd7 13.Bd7 Qd7 14.Qd4 0-0 15.Ne2 Ng4?? (better is 15...Rfe8 16.0-0 Qb5+/-) 16.Qg7 1–0. Bazza3 – groovenetwork, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.a3 b3 5.cb3+= Nf6 6.Nc3 g6 7.Be3 Bg7 8.Be2 0-0 9.h3 a6 10.Nf3 b5 11.0-0 Bb7 12.Qd3 Nbd7 13.Rfd1 e5 14.Rac1 (14.d5 Rc8+/-) 14...Rc8 (14...ed4 15.Bd4 Re8 16.Nd2=) 15.b4 Qe7 16.d5 h6 17.Nh2 Nh7 18.Bg4 Rc4 19.Ne2 (19.Rc2 h5 20.Bd7 Qd7+=) 19...Rc1 20.Nc1 f5 21.ef5 e4 22.f6 Nhf6 (22...ed3?? 23.fe7 Re8 24.Bd7 Re7 25.Be6 Kh8 26.Bf4+-; 22...Ndf6?! 23.Qb3+=; worse is 22...Rf6 23.Qc2 Ne5 24.Qe4+=) 23.Be6 Kh7 24.Qc2 Rc8 25.Qd2 Rc4 26.Bd4 (26.Nb3 Rc7=) 26...Nf8+= 27.Ng4 (better is 27.Nb3+=) 27...Ne6?? (27...Rd4 28.Qd4 Ng4 29.Qe4 Nf6-+ (29...Ne6 30.Qe6 Qe6 31.de6+-)) 28.Bf6+- Bf6 29.Qh6 Kg8 30.Qg6 Bg7 31.de6 Bc8 32.Nh6 Kf8 33.Nf5 Qf6 34.e7 (34.e7 Qe7 35.Ne7 (35.Qg7?! Qg7 36.Ng7 Kg7+-) 35...Ke7 36.Qg7 Ke6 37.Ne2+-) 1–0. Konsek,Peter – Zippel,Harald, Mittelfranken–ch M2, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.a3 Qb6 5.ab4 Qb4 6.c3 Qb6 7.Bd3 g6 8.f4 Bg7 9.Nf3 Bg4 10.h3 Bf3 11.Qf3 Nd7 12.0-0 Bd4 ½–½. Pram,Imre – Parej,Jozsef (2090), HUN–chT2 Szechenyi, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.a3 Qb6 5.Be3 ba3 6.Ra3 e6 7.Rb3 Qd8 8.Bd3 Nf6=+ 9.Nd2 Be7 10.h3 0-0 11.f4 Nbd7 12.Ngf3=+ a6 13.0-0 h6 14.c4 b6 15.Qb1 Rb8 16.e5= Ne8 17.Ne4 Bb7=+ 18.Nc3 Nc7 19.ed6= Bd6 20.Ne5 Be5 21.fe5 f5 22.ef6 Rf6 23.Rb2 Qe7 24.Rf6 Qf6 25.Rf2 Qe7 26.Bf4 Rc8 27.Qe1 Nf8 28.d5 Qd7= 29.d6 Ne8=+ 30.Rd2 Nf6 31.Be5 N8h7 32.Qb1 Qd8?? 33.Ne2?? Bc6 34.Nf4 Bd7? 35.Ng6+- Rc6?? 36.Ne7 Kh8 37.Nc6 Bc6 38.Bh7 Nh7 39.Qg6 Qd7 40.Rf2 Nf6 41.Rf6 (41.Rf6 Kg8 42.Re6+-) 1–0. Dinic,Vladan – Vilotijevic,Mica, Knjaz Milos Jezero Open, 2004.

4.a3 Nc6 5.ab4 Nb4 6.c3 Nc6 7.Nf3 g6 8.d5 Nb8 9.Be3 Nf6 (9...a6 10.Bb5 Nd7 11.Bd4=) 10.Bd3 (10.Ba7 Nbd7 11.Bb5 Ne4+/-) 10...Bg7 (10...a6 11.0-0=) 11.Ra7+= Ra7 12.Ba7 Nbd7 13.Bd4 0-0 14.0-0 Qc7 15.Na3 Nc5 16.Qe2 Bd7 17.Nd2 Ra8 18.Nc2 Ra2 19.Nb4 Rb2 20.Rb1 Rb1 21.Bb1 Na4 22.Qc4 (22.Na2 Nc5=) 22...Nc5 (22...Qc4!? 23.Nc4 Nh5+=) 23.f3 Nh5 24.Bg7 Kg7 25.g3 Nf6 26.f4 Qa5 (26...b5 27.Qd4 Kg8 28.e5=) 27.Qd4 Kg8 28.e5 Ne8 29.Ne4?? (better is 29.Qe3+=) 29...Qa1-+ 30.Nd2 Nb3! 31.Nc2 Qb2 32.Qb6 Qc1 33.Nf1 Qb1 34.Qb7 Bh3 35.Nce3 Bf1 36.Nf1 Nd2 37.Qb1 Nb1 38.c4 Nc7 39.Kf2 Kf8 40.Ke2 Nc3 41.Kd3 Na4 42.Ne3 Ke8 43.Ng4 Nc5 44.Kd4 Nd7 45.Ne3 f6 46.ed6 ed6 47.g4 Ke7 48.Nc2 Na6 49.Ne3 Nac5 50.Nc2 g5 51.fg5 fg5 52.Ne3 Ne5 53.Nf5 Kd7 54.h3 Ncd3 55.h4 gh4 56.Nh4 Nc5 57.g5 Nf7 58.g6 hg6 59.Ng6 Ng5 60.Nh4+= Nge4 61.Nf5 Kc7 62.Nd6 ½–½. Matamoros Cepeda,Antonio (2045) – Romo Blasco,Adrian (1625), Autonomico–chT, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.a3 e5 5.Nf3 Bg4 (5...Nf6 6.Nbd2=) 6.de5 (6.ab4 Nf6 7.de5 de5 (7...Ne4?? 8.Qd5+-) 8.Qd8 Kd8 9.Ne5 Be6+= (9...Bb4? 10.c3+-)) 6...Bf3 (6...Nc6 7.ab4 de5 8.Qd8 Rd8 9.c3=) 7.Qf3+= de5 8.Bc4 (8.Bb5 Nc6 9.Bc6 bc6=) 8...Qc7 (8...Nf6 9.0-0=) 9.Bb3 (9.Qb3 Nf6 10.ab4 Nc6=) 9...Nf6=+ 10.0-0 Be7 11.ab4 0-0 (11...Bb4 12.Qg3 0-0 13.Rd1=+) 12.c3 (12.b5 a5+=) 12...a6 (12...Rd8 13.h4+=) 13.Rd1 Nc6 14.Be3 (14.Na3 Rfd8+=) 14...Rfd8 15.Nd2 Rd3 16.b5 (16.Rac1 Rad8=) 16...Nd8 (16...Na5 17.Ba4=+) 17.c4 (17.b6 Qc8 18.Rdc1 Rc3 19.Qd1=+) 17...Ne6=+ 18.b6 (18.Qe2 Rc3=+) 18...Qc8 19.Qe2 Rc3 20.Rac1 (better 20.Ba4=+) 20...Bb4 (better 20...Rc1 21.Rc1 Bc5-/+) 21.Rc3+= Bc3 22.Rc1 (22.c5 A) 22...Nc5 23.Rc1 Bb4 24.Nf3 Nb3 25.Rc8 Rc8 A1) 26.Ne5?! Nd4 (26...Ne4?? 27.Qg4 Rd8 28.h3+-) 27.Qa2 Ne6+-; A2) 26.Qb2+-; B) 22...Bd4 23.Be6 Qe6 24.Bd4 ed4+-) 22...Nd4 (22...Bb2 23.Rc2 Bd4 24.c5=) 23.Bd4 Bd4 (23...ed4 24.e5 Nd7=) 24.Nf3 (better 24.c5!? Qc6 25.Qc4=) 24...Qc5-/+ 25.h3 (25.Nd4 ed4 (worse 25...Qd4 26.c5+=) 26.Rd1 Qb6-/+) 25...Rd8 26.Ne1 (26.g3 Qb6 27.Bc2 Nd7-+) 26...Qa3 (26...g6 27.Rb1-+) 27.Rb1-/+ Bb6 (27...Rd6-/+) 28.Nc2 (better 28.Bc2!? Qd6 29.Nd3-/+) 28...Qc5 29.Qf3 (29.Ba2 a5 30.Ne1-+) 29...Rd4?? (better 29...Qc6-+) 30.Nd4+= Qd4 31.Rd1 (31.Bc2 h5+=) 31...Qe4 (31...Qc5 32.Qe2+=) 32.Qe4 (32.c5 Bc5 33.Qc3 Qc6 34.Rd8 Bf8 35.Qc6 bc6+-) 32...Ne4+= 33.Rd5 Kf8 (33...Bf2 34.Kf1 Kf8 35.Re5 Nd2 36.Kf2 Nb3 37.Ke3+=) 34.Re5 (34.Bc2!? Bf2 35.Kf1+=) 34...Nf2= 35.Kf1 (35.c5 Nd3 36.Rf5 Nc5 37.Rf7 Ke8=) 35...Nd3 36.Rd5 Nc5 37.Bc2 h6 38.Ke2 Ke7 39.Kd2 Ba5 40.Kc1 b6 41.Kb2 Bb4 42.g4 a5 43.Bd1 Kf6 (43...Ne6 44.Ba4=) 44.h4 (44.Rd6 Kg5 45.Rb6 Kh4=) 44...Ke6 45.Bf3 Ke7 46.Rd1 Ne6 47.Bc6 Bc5 (47...Bd6 48.Kc2=) 48.Bd5 (48.Rd7 Kf6=) 48...Nf4 49.g5 (49.Be4 a4=) 49...hg5=+ 50.hg5 g6 (50...Nd5 51.cd5 Kd6 52.Kc3=+) 51.Rf1= Nd5 52.cd5 b5 53.Re1 (better 53.Kc3!?=) 53...Kd6-/+ 54.Rf1 Kd5 55.Rf7 Ke4 (better 55...Be3!?-/+) 56.Rf6= Bd4 (56...a4 57.Rg6 Kf5 58.Rg8=) 57.Kb3 (57.Kc2 b4= (57...Bf6?? 58.gf6 g5 59.Kd2+-)) 57...Bc5 (57...a4 58.Kb4=) 58.Rg6 Kf5 59.Rg8 (59.Rc6 a4 60.Ka2 Be3=) 59...a4 60.Kc3 a3 (60...b4 61.Kc4 b3 62.g6= (62.Kc5?? b2 63.Rf8 Kg5 64.Rg8 Kf5 65.Rf8 Ke4-+)) 61.Kb3 (61.g6 Be7=) 61...Be7 Attacking the isolated pawn on g5 (61...b4 62.g6 Bd4 63.Kb4=) 62.g6 Bf6 63.Ka3 Be7 64.Kb3 Bf6 65.Kb4 Ke6 66.Kb5 Kf5 67.Kc6 Ke6?? (better 67...Bg5=) 68.Rf8+- Bc3 69.Rf1 (69.Rf7 Bf6+-) 69...Bh8 (69...Bf6+-) 70.Rf7 Bc3 (70...Ke5 71.Kb6 Bf6 72.Kc5 Ke6 73.Rb7 Be7 74.Kc6 Bg5 75.g7 Kf5 76.g8Q Kf4 77.Rb4 Kg3 78.Qg5 Kf2 79.Rb3 Kf1 80.Rb2 Ke1 81.Qg1) 71.Rb7+- Bg7 (71...Kf5 72.g7 Bg7 73.Rg7 Ke4 74.Kb5 Kd4 75.Rh7 Kd5 76.Ra7 Kd6 77.Kb4 Kd5 78.Rd7 Ke6 79.Rd1 Ke7 80.Kc4 Kf7 81.Rb1 Ke8 82.Rf1 Kd7 83.Rd1 Ke7 84.Kd4 Kd7 85.Ke5 Kc6 86.Ke6 Kb5 87.Rf1 Ka6 88.Rf2 Ka7 89.Kd6 Kb7 90.Rb2 Ka6 91.Kc5 Ka7 92.Kc6 Ka8 93.Kc7 Ka7 94.Ra2) 72.Rg7 Kf6 (72...Kf5 73.Rg8 Kf6 74.Kd5 Kf5 75.Kd4 Kf6 76.Ke4 Ke6 77.Rf8 Kd7 78.g7 Kc6 79.g8Q Kb6 80.Rb8 Kc7 81.Kd5 Kd7 82.Qg7) 73.Rg8 Ke6 (73...Kg5 74.Kd5 Kf5 75.Kd4 Kf6 76.Ke4 Ke6 77.Rf8 Kd6 78.g7 Kd7 79.g8Q Kc6 80.Rb8 Kd6 81.Rb7 Kc5 82.Qd5) 74.Rf8 Ke7 (74...Ke5 75.g7 Kd4 76.g8Q Ke4 77.Qg3 Kd4 78.Re8 Kc4 79.Re4) 75.Rf1 (75.Rf1 Ke6 76.g7 Ke5 77.g8Q Ke4 78.Qg3 Kd4 79.Re1 Kc4 80.Re4; 75.g7 Ke6 76.g8Q Ke5 77.Qd5) 1–0. Cavadini,I (2015) – Santillan,Martin (1855), Liga Nacional Superior, 2017. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.a3 g6 5.ab4 Bg7 6.Nf3 Nf6 7.Nbd2 0-0 8.Be2 b6 9.0-0 Qc7 10.Re1 Bb7 11.Bd3 Nbd7 12.c4 a5 13.ba5 Ra5 14.Ra5 ba5 15.Ba3 Nh5 16.Qa4 Nf4 17.Bf1 Bc6 18.Qc2 Rb8 19.Rc1 Bh6 20.e5 Bf3 21.ed6 ed6 22.Nf3 Ne6 23.Rb1 Rb1 24.Qb1 Bg7 25.Qe4 Nf6 26.Qa8 Bf8 27.Bb2 Nd7 28.Bc3+- Qb6 29.Qa5 Qb1 30.Qa1 Qf5 31.Qa5 Qb1 32.Ne1 Qc1 33.Bd2 Qd1 34.Qc3 Nf6 35.Qc1 Qg4 36.h3 Qe4 37.Nf3 Nd7 38.Qc3 Qb1 39.Qc1 Qe4 40.Qc3 Qb1 41.Qd3 Qd1 42.Kh2 Qa1 43.Be2 Qa2 44.Be3 Qb2 45.Ng5 Ng7 46.Bg4 Nf6 47.c5 Ng4 48.hg4 dc5 49.Qc4 cd4?? 50.Qf7 (50.Qf7 Kh8 51.Qf8) 1–0. Baatz,Karl Heinz (1785) – Bartoszek,Norbert, Berlin op, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.Bb2 e6 5.Bd3 Nf6 6.Ne2 Be7 7.0-0 0-0 8.f4 (8.c4 bc3 9.Nbc3 Nbd7=) 8...b6 (8...Nc6 9.c4+=) 9.Rf3 Bb7 10.Nd2 Nbd7 (10...Nc6 11.Qe1+=) 11.e5 (11.Rh3 h5+=) 11...de5 (11...Bf3 12.ef6 Be2 13.fe7 Bd1 14.ed8Q Rfd8 15.Rd1=) 12.fe5 Ng4 13.Rh3 f5 (13...g6 14.Be4 Be4 15.Ne4+=) 14.Nf4 (better is 14.ef6!? Ndf6 15.Nf4=) 14...Nde5-/+ 15.de5 Bc5 16.Kf1 Ne3 (16...Qg5 17.Ne6 Bg2 18.Ke2 Qe7+=) 17.Re3= Be3 18.Ne6 Qd5 (better is 18...Qh4 19.Qe1 Qh6=) 19.Nf4?? (better is 19.Qe2 Qe6 20.Qe3+=) 19...Bf4-+ 20.Bc4 Ba6! 21.Ba6 Qd2 22.Qd2 Bd2 23.Bc4 Kh8-+ 24.Rd1 Bg5 25.e6 Rad8 26.Re1 Be7 27.Be5 Rc8 28.Bb3 b5 29.Rd1-/+ Rcd8 30.Rd7 Rd7 31.ed7 Bf6 32.Bf6 gf6-/+ 33.Be6 Kg7 34.Bf5 h6 35.Ke2 Kf7 36.Bd3 a6 37.Bf5-/+ Ke7 38.Kd3 Rg8 39.g3 Rg5 40.Ke4 a5 41.g4+= ½–½. Romano,Julieta Mabel – Meza,Anahi, ARG–ch U20 Girls, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.c3 Nf6 5.Bd3 bc3 6.Nc3 e6 7.Bb2 Nc6 8.Nf3 Be7 9.0-0 0-0 10.Rc1 e5 11.d5 Nb4 12.Be2 b6 13.Qa4 a5 14.a3 Na6 15.h3 Nc5 (15...Nc5 16.Qc2 Bd7+=) 0–1. Bottino,Alexiei – Ravaioli,Raffaele, ITA–ch1 email, 1997. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.c4 Nf6 5.Bd3 Bd7 6.d5 e6 (6...Na6 7.Be3 g6 8.Nf3 Bg7 9.Bd4 0-0 10.0-0 b6 11.Nbd2+=) 7.Qb3 (7.Nf3 Be7 8.0-0 0-0 9.Re1 Na6 10.de6 Be6 11.Bb2+=) 7...a5 (7...Na6 8.Bc2 Qc7 9.Nd2 Rc8 10.de6 fe6 11.Rb1-/+) 8.a4 (8.Nf3 Be7 9.de6 fe6 10.e5 de5 11.Ne5+=) 8...Na6 9.Qd1 (9.Be3 Ng4 10.Bd4 e5 11.Bb2-/+) 9...Nc5 10.Ne2 (10.f3 ed5 11.cd5-+) 10...Ba4?? (better is 10...Nfe4 11.de6-+ (11.Be3 Be7-+)) 11.Ra4= Na4 12.Qa4 Qd7 13.Qd7 Nd7 14.0-0 Nc5 15.Rd1 Be7 16.f4 0-0 17.e5 Rad8 18.f5? de5-+ 19.fe6 fe6 20.Ng3 ed5 21.cd5 Kh8 22.Bc4 a4 23.Bb2 Bd6 24.Bb5 Ra8 25.Nd2 a3 26.Ba1 b3 27.Nc4 Rfd8 28.Nd6 Rd6 29.Be5 Rdd8?? 30.Nf5-/+ b2 31.Bg7 Kg8 32.Bc4 Kf7 33.d6? Kg6-+ 34.Rf1 a2?? 35.Bb2+- Ne4 36.Ne7 Kh5?? 37.Rf5 Kh6 38.Ng8 Kg6 39.Bf7?? Kf5-+ 40.Ne7 Kf4 41.g3 Ke3 42.Nf5 Kd2 43.Ba1 Nd6 44.Nd6 Rd6 45.h4 Rc6 46.Kf2 Rf8 47.Kf3 Rf7 48.Kg4 b5 49.Be5 Rc3! 50.Bc3 Kc3 (50...Kc3 51.Kh5 a1Q 52.Kg5 Qf1 53.g4 Qf6 54.Kh5 Qg6) 0–1. Papageorgiou,Marina – Sfetsou,Christina, 39th TCh–GRE, 2011. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.c4 g6 5.Bb2 Bg7 6.Qb3 Nf6 7.Nd2 0-0 8.d5 (8.Qb4!? Nc6 9.Qb3=) 8...Na6-/+ 9.f3 Bd7 10.g4 Qb6 11.Ne2? (better is 11.a3-/+) 11...Nc5 12.Qc2 Ba4 (12...Ng4 13.Bg7 Ne3 14.Qb1 Kg7 15.Nf4-+) 13.Nb3 Nfd7 (13...Nd5!? 14.Bg7 Bb3 15.ab3-+) 14.Bg7-/+ Kg7 15.h4? (better is 15.Qb2 Kg8 16.Nc5 Qc5 17.Qd4-/+) 15...Ne5-+ 16.0-0-0 Bb3 17.ab3 a5 18.h5 a4 19.hg6?! (19.ba4 Na4 20.hg6 Qe3 (20...hg6?! 21.Qd2 Rh8 22.Rh8 Kh8 23.Bg2-+) 21.Kb1 fg6-+) 19...hg6 (19...Nb3 20.Kb1 fg6 21.Nc1 Rf3 22.Qh2-+) 20.Nd4 ab3 21.Nb3 (21.Qb1 Ra2 22.Rd2 b2 23.Rb2 Rb2 24.Nf5 gf5 25.Qb2-+) 21...Nb3 22.Qb3 Ra3 23.Qb2 Rfa8 (better is 23...Qe3 24.Kb1-+) 24.f4 (24.Kb1-+) 24...Qe3 25.Rd2 Ra1 (25...Ra1 26.Kc2 b3 27.Qb3 R8a2 28.Qb2 Rb2 29.Kb2 Qa3 30.Kc2 Rc1) 0–1. Zverava,Alexander – Shepetkova,Margarita, RUS Central Region–ch U18, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.Bc4 e6 5.Nf3 Nf6 6.Nbd2 Be7 7.0-0 0-0 8.Re1 d5-/+ 9.Bd3 de4 10.Ne4 Nc6 11.a3 Nd4 12.ab4 Ne4 13.Re4=+ Nf3 14.Qf3 Bf6 15.Ra3= Bd7 16.Qh5 g6=+ 17.Qe2 Bg7 18.Be3 Bc6-/+ 19.Rg4 a6 20.Qd2 f5 21.Rg3 Qf6 22.f4 Qb2-+ 23.Rb3 Qa1 24.Kf2 Ba4 25.Bc4 Bb3 26.Bb3 Rad8 27.Be6 Kh8 28.Qe2 Bd4 29.h4?? Be3 30.Re3 Qd4 31.Kg3 Rfe8 32.Rd3 Qf6 33.Rd8 Rd8 34.Bb3 h6 35.Kh3 Qd6 36.g3 Kh7 37.Qc4 Qe7 38.Ba2 Rf8 39.Qd4 Qc7 40.Bd5 Rd8 41.c4 b5 42.c5?? Qd7-+ 43.c6 Qc6!! 44.Bg8 Rg8 (44...Rg8 45.Kh2 Qc2 46.Kh3 g5 47.fg5 hg5-+) 0–1. Gvozdenovic,Savo – Stojanovic,Mari (2185), Sozina Open, Bar SCG, 2006.

4.Qd2 a5 5.c3 bc3 6.Qc3 Nf6 7.f3 Nc6 8.Bb5 Bd7 9.Bc6 bc6 10.Bg5 h6 11.Bf6 ef6 12.Ne2 d5 13.Qd3 Bb4 14.Kf2 0-0 15.a3 Be7 16.ed5 cd5 17.Nec3 Be6 18.Nd2 Rb8 19.g4 (19.Rhe1 Qc7 20.Kg1 Rfc8-+) 19...Qd7 20.Qa6 Ra8 21.Qb6?? (better is 21.Qb5 Qa7 22.Qd3-+) 21...Rfb8 22.Rab1 (22.Qb8 Rb8 23.Rab1 Rc8-+) 22...Rb6 23.Rb6 Qc7 24.Rhb1 (24.Re6 fe6 25.Nb5 Qc2-+) 24...Qc3 25.Ke1 Ba3 (better is 25...Qd4!? 26.R6b3-+) 26.R6b3 Qd4 27.Ra3 Qg1 28.Nf1 (28.Ke2 Qh2 29.Kd1-+) 28...d4 29.Rd1 Bc4 30.Rad3 Bd3 31.Rd3 Re8 (31...Re8 32.Kd2 Qf2 33.Kc1 Rc8 34.Kb1 Rb8 35.Rb3 Rb3 36.Kc1 Rb2 37.Nd2 Qd2) 0–1. dunk0104 – SHAN67, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 d6)

4.Bd3 e5 5.de5 de5 6.Bb2 Nc6 7.a3 ba3 8.Na3 Qg5 9.Qf3 Qg4 10.Nb5 Qf3 (better is 10...Qd7+=) 11.Nf3+/- (worse is 11.gf3 Kd8-/+) 11...Kd8 12.Ne5 Bb4 13.Ke2 Nh6? (better is 13...Ne5 14.Be5 f6 15.Bc7 Ke7+-) 14.Nc6 bc6 15.Bg7 (better is 15.Na7 Bg4 16.f3+-) 15...Rg8 16.Bh6 cb5 17.Bb5 Bb7? (17...a5 18.g3 Ke7+-) 18.Rhd1 Kc8 19.Bd7 (19.Rd4 Rg6 20.Bf4 a5 21.Rc4 Kd8 22.Rd1 Ke7 23.Rd7 Kf8 24.Rb7 Kg7+-) 19...Kc7 20.Bf4 Kb6 21.Rab1 (better is 21.c3 Be4 22.cb4+-) 21...Ba6 (21...a5 22.c3 Be4+-) 22.Kf3 Kc5 23.Bd6 (23.Bd6 Kc4 24.Rb4 Kc3 25.Rb3 Kc2 26.Rbb1 Rac8 27.Ba4 Kc3 28.Ke3 Rg3 29.Bg3 Bd3 30.Rdc1 Bc2 31.Rc2#) 1–0. Koehler,Inken – Du,Katharina, Oberhof GER, Ch U12 (b), 2012. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.Be3 Nf6 5.Bd3 Nbd7 6.f3 e5 7.Ne2 Be7 8.0-0 0-0 9.Qe1 a5 10.Ng3 Nb6 (10...d5 11.Nf5 ed4 12.Bd4 de4 13.fe4-/+) 11.Nd2 Qc7 12.f4 Bd7 13.fe5 de5 14.Nf5 Bf5 15.Rf5 Ng4 16.Bg5 (16.Nf3 Ne3 17.Qe3 Qc3-/+) 16...f6 17.Bh4 ed4 18.Nf3 Rfd8 (better is 18...Bd6!? 19.Bg3-+) 19.e5 Ne5 20.Ne5 fe5 21.Bg3? (better is 21.Be7!? Qe7 22.Re5+=) 21...Bd6-+ 22.Qe4 g6 23.Rg5 Rd7 (23...Re8 24.Qg4 Bf8 25.Re1-+) 24.Qg4 (24.Be5 Be5 25.Re5 Qc6-/+) 24...Rad8 25.Qe6 Kh8 26.Qf6 (26.Re1!? Rf8 27.Be5 Be5 28.Rge5-/+) 26...Rg7-+ 27.Rg4? (better is 27.Be5 Be5 28.Qe5 Qe5 29.Re5-+) 27...Rf8 28.Qh4 Be7 (28...Kg8 29.Re4-+) 29.Qh6 Qd6 (29...Kg8!? 30.Rf1-+) 30.Re1 Nd7 31.h4 Qe6 32.Rd4 Rf6 33.Rc4 Bf8 34.Rce4 Rff7 35.Qd2 Rf5 36.Bc4 Qb6 37.Kh2 Re7 38.Qd5? Nf6 39.Be5 Rg7 40.Bf6 Rd5 41.Bg7 Kg7 42.Bd5 Bd6 43.Kh3?? Qf2-+ 44.R1e3 Qf5 (44...Qf5 45.Rg4 h5-+) 0–1. Gorbunova,Anna – Kovtun,Ekaterina, Privolzhskogo FO–ch U18, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.Nf3 (--> 1.b4 c5 2.e4 cb4 3.Nf3 d6 4.d4).

4.f4 Nc6 5.Nf3 Bg4 6.Be3 Nf6 7.Bd3 e6 8.0-0 Be7 9.Nbd2 0-0 10.h3 Bf3 11.Qf3 e5 12.d5= ef4 13.dc6 fe3-/+ 14.cb7 Rb8 15.Nc4 d5 16.ed5 Qd5 17.Qd5 Nd5-+ 18.Be4 Nc3 19.Bf3 e2 20.Rfe1 Bc5 21.Kh2 Bf2 22.Ne5 Be1 23.Re1 Rfe8 24.Nd7 Rbd8 25.b8Q Rb8 26.Nb8 Rb8 27.Kg3 Kf8 28.Kf2 Rd8 29.Be2 Rd2 30.Kf3 Rc2 31.Bc4 Na2 32.Bb5 g6 33.Re8 Kg7 34.Re7 b3 35.Bd3 Rc3 36.Ke4 Nb4 37.Bb1 Rc1 38.Rb7 a5 39.Bd3 b2 0–1. Johnson,Chuck – Simo,J (2020), Stillwater Winter FIDE, 2008.

4.f4 e6 5.Nf3 Be7 6.Bd3 Nc6 7.0-0 Qc7 8.Bb2 Bd7?? (better is 8...d5 9.e5 Nh6+=) 9.d5+/- ed5 10.ed5 (10.Bg7?! Bf6 11.Bh8 Bh8=) 10...Na5? (better is 10...Qb6 11.Kh1 Bf6 12.Bf6 Nf6 13.dc6 bc6 14.Qe1 Kf8+-) 11.Bg7 Bf6 12.Qe1 Kd8 13.Bf6 Nf6 14.Qh4 Qc5 15.Kh1 Qd5 16.Qf6 Kc7 17.Nbd2 Qe6 18.Qb2 Nc6 19.Nd4 Nd4 20.Qd4 a5 21.c3 bc3 22.Rac1 Bc6 23.Rc3 Qa2 24.Bc4 Qa4 25.Rb1 Rhg8 26.Ne4 d5 27.Qe5 Kd8 28.Qd6 Bd7 29.Bb5 (29.Bb5 Qb5 30.Qf6 Ke8 31.Nd6 Kf8 32.Qf7; 29.Qf6 Kc8 30.Nd6 Kc7 31.Rb7 Kc6 32.Bb5) 1–0. Papez,Viktor (1830) – Klancicar,Vid, SLO–ch qual Otocec, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.f4 e6 5.Nf3=+ Nf6 6.Bd3 Be7 7.0-0 0-0 8.Nbd2 Nc6 9.Kh1 Nd7 10.Bb2 d5-/+ 11.Qe1 de4 12.Ne4 Nf6 13.Rd1 Qd5 14.Nfg5 h6 15.Nf6= Bf6 16.Nh7 Rd8 17.Nf6 gf6 18.Qh4 f5 19.Qh6+/- Ne7 20.Rf3 Ng6 21.Rg3 e5 22.fe5 (22.fe5 Qe6 23.a3+-) 1–0. Gvozdenovic,Savo – Smailovic,R (2180), Sozina Open, Bar SCG, 2006.

4.f4 Nf6 5.Bd3 Qb6 6.Nf3 Bg4 7.Bb2 d5 8.Nbd2 Nc6 9.e5 Nh5 10.g3 g6 11.Kf2 (11.c4!? bc3 12.Bc3+=) 11...Ng7-/+ 12.h3 Bf3 13.Nf3 Ne6 14.Kg2 Bh6 (14...Ned4? 15.Nd4 e6 16.c3+-) 15.a3 0-0 (15...Ned4? 16.Bd4 Nd4 17.Nd4+-; 15...Ncd4? 16.Nd4 ba3 17.Ne6 Qe6 18.Bb5 Kf8 19.Ra3+-) 16.c3 bc3 17.Bc3 Rac8 18.Rb1 Qc7 19.Ba1 b6 (19...Qd7 20.Rb5-/+) 20.Qb3 (20.Ba6 Rb8=) 20...Qd8 21.Rhc1 Rc7 22.Qd1 Qd7 23.Rc2 f6 24.h4 Bf4 (24...fe5!? 25.Ne5 Ne5 26.Rc7 Qc7 27.de5 Nc5+=) 25.gf4= Nf4 26.Kh1? (26.Kf2!? fe5 27.de5+=) 26...fe5 (better is 26...Ne5 27.de5 Rc2 28.Qc2 Qh3 29.Nh2 Nd3 30.ef6 ef6-/+) 27.de5?? (better is 27.Bb5-/+) 27...Nd3-+ 28.Qd3 Qh3 29.Rh2 Qf3 30.Qf3 Rf3 31.h5 (31.Bb2 Na5-+) 31...e6 (31...Ra3!? 32.hg6 hg6 33.e6-+) 32.hg6 hg6 33.Kg2 Ra3 34.Rh6 Rg7 35.Rbh1 Ne7 36.Rh8 Kf7 37.Bd4 Ra2 38.Kf3 Rc2 39.Rd8 g5 40.Rh6 Nc6 41.Rd7 Kg8 (41...Kg8 42.Rg7 Kg7-+) 0–1. Galicki,Ryszard (2025) – Ostrowska,Dominika (1825), XVII Miedzynarodowy Festiwal Szachowy Poland, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.f4 Nf6 5.Bd3 d5 6.e5 Ne4 7.a3 Nc6 (7...Qa5 8.Nd2 Bf5 9.Be4 de4 10.Nb3=+) 8.Nf3 (better 8.Be4 de4 9.d5+=) 8...Bg4-/+ 9.ab4 Nb4 10.h3 (10.0-0 Qb6 (worse 10...Nd3 11.cd3 Qb6 12.de4 de4 13.h3+/-) 11.Be3 e6-/+ (11...Nd3 12.cd3 e6 13.de4+-)) 10...Ng3 11.hg4 (11.Rh2 Bd7-/+) 11...Nh1-+ (11...Nd3?! 12.cd3 Nh1 13.Ke2=+) 12.Bb5 Nc6 13.e6 f6 14.c4 g6 (better 14...Qd6 15.Nc3 Qe6 16.Kf1 a6-/+) 15.Nc3= dc4 (better 15...a6!? 16.Bc6 bc6=) 16.d5+/- Qb6 17.Qd4?? (17.Qe2 Qc5 18.Be3+- (worse 18.dc6 bc6 19.Be3 Qb5 20.Nb5 cb5+-)) 17...0-0-0?? (17...Qb5 18.Nb5 Nd4 19.Nfd4 Rb8 20.Ra7 h5=+) 18.Qb6+- ab6 19.dc6 (19.Bc6 bc6 20.Be3 Rd5 (20...cd5? 21.Ra8 Kc7 22.Nb5 Kc6 23.Nfd4 Kc5 24.Rd8+-) 21.Nd5 cd5-/+) 19...bc6 20.Bc6 Bh6?? (20...Kc7 21.Be4 Rb8 22.Nb5 Kd8 23.Be3 Ke8 24.Bc6 Kd8 25.0-0-0 Kc8 26.Na7 Kc7 27.Rd7) 21.Nb5 (21.Nb5 Rd1 22.Kd1 Rd8 23.Kc2 Bf4 24.Bf4 Rd2 25.Nd2 Nf2 26.Ra8) 1-0. Goran_Krastev (2330) - ZeruHmyz (2235), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d6)

4.f4 g6 5.a3 ba3 6.Na3 Bg7 7.Nf3 Bg4 8.c3 Nd7 9.Bd3 Rc8 10.Bd2 Ngf6 11.0-0 0-0 12.Nc2 e5 (12...d5!? 13.e5 Ne4=) 13.fe5+= (worse is 13.de5 de5 14.Ra7 ef4-/+) 13...de5 14.Ra7 ed4 15.cd4 Qc7? (better is 15...Re8!? 16.Re1 Nc5=) 16.Qb1+/- Rb8 17.e5 Bf3? (better is 17...Nd5 18.Ne3 Be6+/-) 18.ef6+- (18.gf3?! Nd5 19.Be4 Qc4+/-; 18.Rf3?! Nd5 19.Ne3 Ne3 20.Be3 Nb6+-) 18...Nf6 19.Rf3 Qc6 20.Bf4 Rbd8 21.Qb7 Qe6 22.Qe7 Qb3 23.Be5 Ng4 24.Bg7 Kg7 25.h3 Nh6 26.Rb7 Qd5 27.Rc7 Rde8 28.Qf6 Kg8 29.Bc4 (29.Bc4 Qd8 30.Rf7 Qf6 31.R7f6 (31.R3f6?! Nf7 32.Ra6 Kg7+=) 31...Kg7 32.Rf8 Rf8 33.Kf2+-) 1–0. Martin Martinez – Delgado Pastrana, Asturias–chB, 1999. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.f4 g6 5.c3 bc3 6.Nc3 Bg7 7.Rb1 b6 8.Bb5 Bd7 9.Nge2 Nf6 10.e5 0-0?? (better is 10...Ng4=) 11.ef6+/- Bf6 12.0-0 Nc6 13.d5 Na5 14.Bd7 Qd7 15.Qd3 White plans f5 15...Nb7 16.f5 Nc5 17.Qg3 Kg7 18.Bg5 Rac8 19.Rb4 Na6 20.Rh4 Rh8 (20...Bc3 21.Nc3 Kg8 22.f6 Rc3 23.Qc3+-) 21.Ne4 Nc5 (21...Bg5 22.Ng5 Qe8+-) 22.Nf6 ef6 23.Bf6! Kf6 (23...Kg8 24.fg6 fg6 25.Bh8 Kh8+-) 24.fg6 (24.fg6 Ke7 25.Qg5 Ke8 26.Rh7 Rh7 27.gh7+-) 1–0. Udvari,Norbert (2010) – Yangibayev,Rustam, RN–2007–0-00025, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.f4 g6 5.Nf3 Bg7 6.c3 bc3 7.Nc3 Nc6 8.Bb5 Bd7 9.Bc6 bc6 10.0-0 c5 11.e5 cd4 12.Qd4 de5 13.fe5 Qb6 14.Qb6 ab6 15.Nd5 Rb8 16.Rb1 Bf5 (16...b5!?+=) 17.Rb6+= Rb6 18.Nb6 Nh6 19.Be3 0-0 20.a4 Ng4 21.Bd4 Rd8 22.a5 (22.Re1 Rd4 23.Nd4 Be5 24.Nf5 gf5+/-) 22...Be4= 23.a6 Bf3 24.gf3 Ne5 (24...Rd4? 25.a7 Rd8 26.fg4 Be5 27.a8Q Ra8 28.Na8+-) 25.Bc5 (25.Be3 Nc6+=) 25...Nc6= 26.Re1 e6 27.Re2? (27.Kf2=) 27...Bd4?? (better is 27...Rd1 28.Kg2 Ra1-+) 28.Bd4+= Rd4 29.Rc2 Nb4?? (better is 29...Na7 30.Rc7 Rd6+/-) 30.Rc8+- Kg7 31.a7 (31.a7 Rd1 32.Kf2+-) 1–0. Tao,Gary – Yu,Ricky (1940), Fremont MSJHS CC, 2003. (=1.e4 c5 2.b4 cb4 3.d4 d6)

4.a3 ba3

5.Na3 Nc6 6.c3 g6 7.Bd3 Bg7 8.Bd2 Nf6 9.Nf3 0-0 10.h4 h5 11.d5 Ne5 12.Ne5 de5 13.Qc2 Bd7 14.0-0=+ e6 15.c4 Rc8 16.Qb3= b6 17.Bb4 Re8=+ 18.Bd2 ed5 19.cd5 Bf8 20.Bg5 Be7 21.Nc4 Qc7? 22.d6!+- Bd6 23.Bf6 Be6 24.Rfc1 Qd7 25.Qb1 Bc5 26.Ne5 Qb7 27.Ba6 (27.Ba6 Qa8 28.Bc8 Rc8 29.Qd3+-) 1–0. Valverde,Mario (2055) – Fares,Rodolpho, CiF, 2008.

5.Na3 e6 6.Nf3 Be7 7.Bb2 Nf6 8.Bd3 0-0 9.0-0 b6 10.e5 de5 11.de5 Nd5 12.c4 Nb4 13.Be4 N4c6 14.Nb5 Bb7 15.Qd8 Bd8? (better is 15...Rd8 16.Nc7 Nd7 17.Na8 Ra8+=) 16.Nd6+- Ba6 17.Bc6 Nc6 18.Ra6 Bc7 19.c5! Bd6? (19...bc5 20.Rc6 Double attack (20.Rc6 Pinning; 20.Rc6 Deflection; 20.Rc6 Decoy)) 20.ed6 (better is 20.cd6!? Nb4 21.Ra3 a5+-) 20...Nb8 21.Ra2 bc5 22.Ba3 Nd7 23.Rc1 Rfc8 24.Rac2 Rab8 25.g3 Rb6 26.Nd4 Rd6 27.Bc5 Nc5 28.Rc5 Rcd8 29.Nc6+- Rf8 30.Na7 h6 31.Rc8 Rc8 32.Rc8 Kh7 33.Kg2 Kg6 34.Nc6 Kf5 35.h3 g5 36.Nb4 h5 Black intends g4 37.Nc2 g4 38.Ne3 Kg5 39.Rc5 f5 40.Rc8 Kg6 41.Rh8 Rd7 42.h4 Rh7 43.Rh7 Kh7 44.f3 Kg6 45.Nc4 Kf6 46.Kf2 e5? 47.Ke3 f4?? 48.gf4 ef4 49.Kf4 gf3 50.Kf3 Kf5 51.Ne3 Ke5 52.Ng2 Kf6 53.Ke4 Kg6 54.Nf4 Kh6 55.Kf5 Kg7 56.Kg5 Kh7 57.Ne6 Kg8 58.Kh5 Kh7 59.Kg5 Kg8 60.Kg6 Kh8 61.Kh6 Kg8+- 62.Ng5 Kh8 63.Nf7 Kg8+- 64.Kg6 Kf8 65.h5 Kg8 66.h6 (66.h6 Kf8 67.h7 Ke8 68.h8Q Kd7 69.Qd4 Kc6 70.Qc4 Kd7 71.Qa4 Kc7 72.Ne5 Kd6 73.Kf5 Kd5 74.Qc4 Kd6 75.Qc6 Ke7 76.Qe6 Kd8 77.Qd7#) 1–0. Koehler,Inken – Lai Hop,Long, Oberhof GER, Ch U12 (b), 2012. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Na3 Nf6 6.Bd3 e5 7.c3 (7.Nf3 Bd7=) 7...Be7 (7...ed4 8.Nb5+=) 8.Nf3 Nbd7 9.0-0 0-0 10.Nc4 Qc7 Black has a cramped position. Black's piece can't move: c8 11.Ba3 Ne4 (better is 11...a6!?= is noteworthy) 12.de5+/- Ne5 (12...Ndc5 13.Be4 Ne4 14.ed6 Qc4 15.de7+/-) 13.Nce5 (13.Nfe5 Nc5 14.Nf3 Be6+-) 13...Nc3 (13...Nf2 14.Rf2 (14.Kf2?! de5 15.Be7 Qe7+=) 14...de5 15.Be7 Qe7 16.Qb3+/-) 14.Qc2 de5 15.Be7 e4?? Black crumbles in face of a dire situation (better is 15...Qe7 16.Qc3 f6+/-) 16.Bf8+- Kf8 (16...ef3 the last chance for counterplay 17.Rfc1 Ne2 18.Be2 Qc2 19.Rc2 fe2+-) 17.Be4 (17.Be4 Bd7 18.Rfe1+-) 1–0. Kalisch,Tom – Urban,Szilveszter (2095), Melbourne Rating, 2001. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Na3 Nf6 6.Bd3 g6 7.Ne2 Bg7 8.0-0 0-0 9.c3 e5 10.f4 ed4 11.cd4 Nc6 12.Kh1 White prepares e5 (12.Nb5 a6 13.e5 Ne8+=) 12...Bg4 13.Nc2 Re8 14.e5 Nd5 15.Qe1 Qb6 16.Ba3 Be2 17.Qe2 Nd4 18.Nd4 Qd4 19.Bd6 Nf4 20.Rf4 (better is 20.Qe4!? Qd3 21.Qf4-/+) 20...Qf4 21.Rf1 Be5 22.Rf4 Bf4 23.Qf2? (better is 23.Bf4 Re2 24.Be2-+) 23...Bd6 24.g3 Re7 25.Bc4 Be5 26.Qc5 Bf6 27.Qd6 Kg7 28.Kg2 Rc8 29.Qd5 h5 30.h3 Rec7 31.Bb3 Rd8 32.Qa5 b6 33.Qb4 Rc3 34.h4 Rd2 35.Kh3 Be5 (35...Be5 36.Qc3 Bc3-+) 0–1. Stroeher,Wolfgang – Kupreichik,Viktor D (2560), Passau op 1st, 1993. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Na3 Nf6 6.Bd3 g6 7.Ne2 Bg7 8.0-0 0-0 9.f4 Nc6 10.c3 Consolidates b4 10...a6 Controls b5 11.Bd2 b5 (11...d5 12.e5 Ne4 13.Be4 de4 14.Nc2=) 12.Nb5= Qb6 (12...Bb7 13.Na3=) 13.Kh1 (13.Na3 Rb8=) 13...Bb7 14.Na3 Qc7 (14...Na5 15.Ng3+=) 15.Nc4 White intends e5 15...d5 16.e5 This push gains space (better is 16.ed5!? must definitely be considered 16...Nd5 17.Ng3+=) 16...dc4= 17.ef6 Bf6 18.Bc4 Nd4 19.Bf7 Rf7 20.Nd4 Black has the pair of bishops 20...Rd8 21.Ne6? (better is 21.Qe2 and White is still in the game 21...Qd6 22.Rfe1=) 21...Qc6!-+ Mate threat 22.Qe2 Rd2! Deflection: e6 23.Qd2 Qe6 24.Rac1 Rf8 25.c4 Rc8 26.f5? gf5 27.c5 Bg7 28.Qg5 Be4 29.Rf2 Qf6 30.Qf6 Bf6 31.Ra2 Rc6 32.Ra4 Be5 33.Rb4 Rh6 34.Ra4 Bh2 (34...Bh2 35.Re4 fe4-+) 0–1. Juranic,Bojan – Paljusaj,Edmond (2220), CRO–chT U18 Pula, 2000. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Na3 Nf6 6.Bd3 g6 7.f4 Bg4 8.Nf3 d5 9.e5 Ne4 10.0-0 Nc6 11.Be3 e6 12.Qb1 Bb4 13.Be4 de4 14.Ng5 0-0 15.Ne4+= Be7 16.Nf2 Be2= 17.Re1 Ba6 18.c3 Na5 19.Ne4+= Nc4 20.Nc4+/- Bc4 21.Qb7 Rb8 22.Qa7+- Bd5 23.Nc5 Rb2 24.Bf2 Bc5 25.dc5 Rf2+/- 26.Kf2 Qh4 27.Kg1 Qg4 28.Ra2! Ba2 29.Qa2 Qf4 30.Qf2 Qa4 31.Qd4 Qc6 32.Qd6 Rc8= 33.Qc6 Rc6 34.Re3 Rc5 35.Kf2 Kg7 36.Ke2 f6 37.ef6 Kf6 38.Kd3 e5 39.Re4 Rd5 40.Ke3 h5 41.Rc4 Kf5 42.Rc8 Rb5 43.Rf8 Ke6 44.Re8 Kf5 45.Rf8 Ke6 46.Rd8 Ra5 47.Re8 ½–½. Gietl,Thomas (2340) – Teslia,Vladimir, Bechhofen opJ, 1998.

5.c3 a2 6.Ra2 Nf6 7.Bd3 e5 8.d5 Nbd7 9.Be3 a6 10.Ne2 Be7 11.0-0 0-0 12.h3 b6 13.f4 ef4 14.Nf4 Nc5 15.Bc5 bc5 (worse 15...dc5 16.e5 Nd7 17.d6=) 16.Na3 Bd7 17.Qe2 Re8 18.Nc2 Bf8 19.Qf3 c4 20.Bc4 Re4 21.Bd3 Re5 22.g4 Be7 23.Nd4 Qb6 24.Kh2 (24.Rb1 Qc5=+) 24...h6 (24...a5 25.Bc2-/+) 25.Nh5 (25.Rb1 Qd8=) 25...Rf8 (better 25...a5!?-/+) 26.Nf6 Bf6 27.Ra6 (worse 27.Ba6 Rfe8-/+) 27...Qc5 28.Bf5 Bf5 29.Nf5 Attacking the isolated pawn on d6 29...Qd5 (29...Rd5 30.Kh1 Rd2 31.c4-/+) 30.Qd5 (30.Rd6 Re2 31.Qe2 Be5 32.Kg1 Bd6=) 30...Rd5=+ 31.c4 Rd2 32.Kg3 Be5 (32...g6 33.Nh6 Kg7 34.g5 Bg5 35.Ng4-+) 33.Kf3=+ Rh2 34.h4 Rh3 35.Ke4 Kh7 36.Nd6 (36.h5 Rc8 37.Rc1 Rc5 38.Nd6 Bb2-/+) 36...Bd6-/+ 37.Rd6 Rh4 38.Kf4 (38.Rf4 g5 39.Rff6 Rg4 40.Kd5 Rh4-+) 38…f5-+ (38...f5 39.c5 Rg4 40.Ke5 Rg2-+) 0-1. Byk,Aleksandr - Kotau,Arseni (2225), Minsk BLR, 2019. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.c3 Nf6 6.Bd3 g6 7.Ne2 Bg7 8.h3 Nc6 9.Be3 0-0 10.Qd2 e5 11.d5 Na5 12.Ra3 Qc7 13.Qa2 b6 14.Bd2 Nd7 15.c4 Nc5 16.Ba5 Nd3 17.Rd3 ba5 18.0-0 f5 19.ef5 Bf5 20.Ra3 Rfc8 21.Nd2 Bh6 22.Ng3 Rf8 23.Nde4 Bf4 24.Ra5 Rf7 25.Ra6 Bg3 26.Ng3 Bd3 27.Rc6 Qe7 28.Re1 Raf8 29.f3 Rf4 30.c5 Bc4 31.cd6 Qh4 32.Rc4 Qg3 33.Rf1 Rf3 34.Rf3+= Rf3 35.Re4 Rd3 36.Qe2 Rd5 37.Qc4 Qd3 38.Qc8 Kf7 39.Qd7 Kf6 40.Qe7 Kf5 41.Re1 Qd4+= 42.Kh1 Rd6 43.Qf7 Kg5 44.Qe7 Kf5 45.Rf1 Ke4 46.Qb7 Ke3?? 47.Qf3+- (47.Qf3 Kd2 48.Rd1 Kc2 49.Qe2 Kc3 50.Rc1 Kb4 51.Rb1 Ka3 52.Qf3 Qd3 53.Qb7 Qb1 54.Qb1+-) 1–0. Gabetto,Flaviano (2125) – Bemporad,Filippo (2070), Gorgonzola op 9th, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 ba3)

5.c3 g6 6.Bd3 Bg7 7.Ne2 Nf6 8.0-0 0-0 9.f4 Nc6 10.h3 b6 11.Na3 Bb7 12.g4 Qc8 13.Ng3 e5 (13...h5!?-/+) 14.fe5 de5 15.d5 Na5 16.Bg5 Qc5 17.Kh2 Ne8 18.c4 f6 19.Bd2 Nd6 20.Qb1 Ba6 (20...Nac4 21.Nc4 Nc4 22.Bb4+-) 21.Bb4 Qc7 22.c5 (22.Qa2!?=) 22...bc5-/+ 23.Ba5 Qa5 24.Nc4 Qa1 (better is 24...Qb5 25.Nd6 Qd3 26.Qd3 Bd3-/+) 25.Qa1+= Bc4 26.Bc4 Nc4 27.Rc1 Nd6 28.Rc5 f5 29.gf5 gf5 30.Nh5 Ne4= 31.Rc7 Rf7 32.Rf7 Kf7 33.Ng7 Kg7 34.Qe5 Kg6 35.Qc7 Rf8 36.d6 Nd6? 37.Qd6 Rf6 38.Qd7 f4 39.Qa7 f3 40.Qf2 Kg7 41.Kg1 Rg6 42.Kf1 Rf6 43.Qa7 Rf7 44.Qd4 Rf6 45.Kf2 Kf7 46.h4 h6 47.Qg4 Kf8 48.Qe4 Kg7 49.h5 Kg8 50.Qg4 Kf7 51.Qc8 Kg7 52.Qe8 Rf7 53.Qe6 Rf6 54.Qe7 Rf7 55.Qd6 Rf6 56.Qd4 Kf7 57.Qg4 Kf8 58.Qd7 Kg8 59.Qe7 Rf7 60.Qe6 Kg7 61.Qg6 Kh8 62.Qh6 Kg8 63.Qg6 Kh8 64.h6 Rc7 65.Qf6 Kh7 66.Qf5 Kg8 67.Qd5 Rf7 68.Qe6 Kh8 69.Qe8 (69.Qe8 Kh7 70.Qf7 Kh6 71.Qg8 Kh5 72.Kf3 Kh6 73.Kf4 Kh5 74.Qg5; 69.Qf7?!) 1–0. Konstacky,Matej (2025) – Hrtanek,Jiri (2150), CZE–chT2f, 2007. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 ba3)

5.c3 g6 6.Bd3 Bg7 7.Ne2 Nf6 8.Na3 0-0 9.0-0 Bg4 10.f3 Bd7 11.Nc2 Nc6 12.Ne3 e5 13.d5 Na5 14.Ba3 (14.f4 ef4 15.Rf4 Re8+=) 14...Ne8 (14...Qb6 15.Bc1-/+) 15.f4 Qb6 16.Rf3 Bg4 (better is 16...ef4 17.Rb1 Qc7 18.Nf4 Be5+= (worse is 18...Bc3 19.Rc1+/-)) 17.Rg3?? (better is 17.Rb1 Bf3 18.Rb6 Be2 19.Be2 ab6 20.f5=) 17...ef4 (better is 17...Be2 18.Qe2 ef4-+) 18.Rg4 Qe3 19.Kh1 f3 20.gf3 Qf3 21.Rg2 f5 22.ef5-/+ Qd5 23.fg6 Rf2?? 24.Bc4!+/- Qc4 25.gh7 Kh8 26.Rf2 Be5 27.Rf8 Kh7 28.Qc2 Kg7 29.Raf1 Nf6?? 30.Ra8+- Qd5 31.Kg1 Nc4 32.Bb4 Ng4?? 33.Ng3 Nce3 34.Qd2 Bg3 35.Qd5+- (35.Qd5 Bh2 36.Kh1 Nd5 37.Ra7+-) 1–0. Pottberg,Uwe – Fiori,Bruno (2215), Canarias en Red prel 3rd blitz, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 ba3)

5.c3 g6 6.h4 Nf6-/+ 7.Bd3 Bg7 8.f3 (8.Nf3 0-0=+) 8...h5 (8...Nc6 9.Ne2-/+) 9.Na3 Nbd7 10.Ne2 Nb6 11.Be3 Bd7 12.Qb1 Rc8 (12...0-0 13.0-0=+) 13.Nc2 (13.d5 0-0=) 13...a6 14.d5 Nc4 15.Bc4 Rc4 16.Qb7 Bb5 17.Ncd4 Rc7 18.Qb6 Nd7 19.Qa5 0-0 (19...Bc4=) 20.Kd2 (better 20.Nb5 ab5 21.0-0+/-) 20...Ne5=+ 21.Qa2 (21.Qb4 Nc4 22.Kd3 Rb7 23.Nb5 Ne3 24.Ra6 Ng2=+) 21...Nc4-/+ 22.Kd3 Ne3 23.Ke3 Be2 24.Ne2 Bc3 25.Rac1 Qc8 26.Kd3 (26.g4 Bg7=+) 26...Bf6-/+ 27.Rc7 Qc7 28.Qa6 Qb8 (28...Qc5 29.Qb7-/+) 29.Qa2 Qb5 30.Qc4 Qb2 31.Qc2 Qa3 32.Kd2 Rb8 33.Rb1 Qa5 34.Ke3 Rb1 35.Qb1 Qc5 36.Kd2 Bh4 37.g3 Bf6 38.Qd3 (38.f4 g5-/+) 38...Qf2 (38...g5 39.f4-/+) 39.Qe3 Qf1 40.f4 h4 (40...Qb1 41.Qd3 Qb4 42.Ke3 Qc5 43.Kf3-/+) 41.gh4=+ Bh4 42.Qg1 (42.Nd4 Bf2 43.Qe2 Qe2 44.Ne2 e5-/+) 42...Qf3 43.Qe3 Qg4 44.Kd3 Qc8 45.Qb6 Qa8 46.Qb4 Bf2 47.Kd2 Qa2 48.Kd3 Qa7 49.Qc4 Qe3 50.Kc2 Bg3 (50...Qf3 51.Qd3 Be3 52.Kb3-/+) 51.f5 (51.Qc8 Kg7 52.Qc3 Qc3 53.Kc3 Bf2-/+) 51...g5 52.Qd3 (52.Ng3 Qg3 53.Qc7 Qe5-/+) 52...Qc5 (52...Qd3 53.Kd3 Be5 54.Nc1-/+) 53.Kd1 Be5 54.Ke1 Qa5 55.Kf2 Qa1 (55...g4 56.Kg2 Qb4 57.Kf2-/+) 56.Qf3 Qd1 57.Qh5 Bf6 58.Qf3 Qc2 59.Qg4 Bd4 60.Kg2 Qd2 61.Qf3 Kg7 62.Kf1 Be3 63.Ng3 Bf4 64.Ne2 Kf6 (64...Be5!?-/+) 65.Qh3 (65.Qh5 Ke5 66.f6 Kf6 67.Qh6 Ke5 68.Qh7-/+) 65...Ke5-/+ 66.f6 Kf6 67.Qh8 (better 67.Qh6!? Ke5 68.Qh7-/+) 67...Kg6-+ 68.Qg8 Kh5 69.Qf7 Kg4 70.Qf5 Kf3 71.Qh3 Ke4 72.Qh7 Kd5 73.Qe7 Qe3 (73...Be5 74.Qb7 Kc4 75.Qa6 Kb3 76.Qb5 Kc2 77.Qc6 Kb2 78.Qb7 Ka1 79.Qe4-+) 74.Qb7 (74.Qf7 Kc5 75.Qb7 Qd3-+) 74...Ke6 75.Qc8 Kf7 76.Qf5 Kg7 77.Qd7 Kg6 78.Qc8 Qe5 79.Qg8 Kh5 80.Qh7 Kg4 81.Ng1 Qb5 82.Kg2 Qd5 83.Kf1 Qc4 84.Kg2 Qa2 85.Kf1 Qa1 86.Kg2 Qb2 (86...Qa8 87.Kf1 Qa6 88.Kg2 Qc6 89.Kf1 Qc1 90.Kg2 Qd2 91.Kf1-+) 87.Kf1 Qc1 88.Kg2 Qd2 89.Kf1 Be3 (better 89...Qh2 90.Qd7 Kg3 91.Ne2 Kf3 92.Qb7 Ke3 93.Qb3 Ke4 94.Qe6 Be5 95.Qg4 Kd3 96.Qf5 Kc4 97.Qg5 Qh1 98.Kf2 Qe4-/+) 90.Qe4= Kh5 91.Qh7 Kg4 92.Qe4 Kh5 ½-½. Bahtijari,B (2150) - Saraci,Korab (2225), Superliga E Kosoves, 2021. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d6)

5.Nf3 Nf6 6.Bd3 Bg4 7.Na3 e6 8.0-0 Be7 9.Rb1 b6 10.h3 Bh5 11.Re1 0-0 12.Nc4 White intends e5 (12.c4 Nc6 13.Nc2 Qc7+=) 12...d5 13.e5 Nfd7 14.Nd6 Bd6 15.ed6 Nf6 (15...Nc6 16.c3-/+) 16.Ba3 Nbd7 17.Re3 (17.Qe2 Re8-/+) 17...Re8 18.Bb5 a6 19.Bc6 Rb8 (19...Bf3 20.Rf3 Rb8 21.Bb4-/+) 20.g4+= Ng4 (better is 20...Bg6!? 21.Ne5 Ne5 22.de5 Nd7-/+) 21.hg4+= Bg4 22.Qd2 Bf3 (22...Rf8 23.Reb3 Bf3 24.Rf3+=) 23.Rf3 e5 (better is 23...Qc8!? 24.Rc3 Qd8+/-) 24.Rg3+- Re6 25.Bd5 Rg6 (25...Re8 26.de5 Ne5 27.Bb2+-) 26.Rg6 hg6 27.de5 Ne5 28.Re1 Ng4 (28...Qf6 29.f4 Nd7+-) 29.Bf7 Kf7 (29...Kh7 30.Re8 Qe8 31.Be8 Re8+-) 30.Qd5 (30.Qd5 Kf6 31.Bb2 Ne5 32.Qe5 Kf7 33.Qg7#) 1–0. marekt – pafcontour, internet, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Nf3 Bg4 6.Ra3 Nf6 7.h3 Bh5 8.Bb5 Nc6 9.d5 Qb6? (better is 9...a6 10.dc6 ab5=) 10.Nc3 Ne4 11.Bc6 (11.Ne4?! Qb5 12.Nc3 Qc4 13.dc6 Qc6=) 11...bc6 12.Ne4 Qb4 13.Nc3 cd5 14.Rb3 Qc5 15.Be3 Qc4 16.Qd5 (16.Qd5 Qd5 17.Nd5 Bf3 18.gf3+/-) 1–0. Rudka3971 – Larxs, playchess.de, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 ba3)

4.a3 Nf6

5.Bd3 Nc6 6.d5 Ne5 7.ab4 Nd3 8.cd3 g6 9.Be3 Bg7 10.Bd4 (10.Ba7!? Nd5 11.Bd4 Ra1 12.Bg7 Rb1 13.Qb1+=) 10...0-0 11.Ne2 e6 12.de6 Be6 13.0-0 d5 14.Nbc3 de4 15.de4 a6 16.Nf4 Bc4 17.Re1 Bh6 (17...Re8!?=) 18.Nfd5+= Bd5 19.Bf6 (worse is 19.ed5 Nd5 20.Ne4 A) 20...Nb4 21.Nf6 Kh8 22.Nd5 Bg7 23.Bg7 Kg7 24.Qd4 (24.Nb4?! Qd1 25.Red1 a5+=) 24...Kg8 25.Ne7 Qe7 26.Re7+-; B) 20...f5=; 19.Nd5 Nd5 20.ed5 Qd5+=) 19...Qf6 20.Nd5 Qe5 21.g3 Bg7 22.Rc1 Rac8 23.Qd3 Rfe8 24.Rc8 Rc8 25.b5 a5 26.b6 Bf8 27.Qb5 Rc2 28.Qa4 Qb2-/+ 29.Nf6 Kg7 30.Ne8 Kg8?? 31.Nf6= Kg7 32.Ne8 Kh8 33.e5?? Rf2 34.Qh4 Qb6 35.Kh1 Qc6 36.Qe4 Rf1 37.Kg2 Re1 (37...Re1 38.Qc6 bc6-+; 37...Qe8 38.Rf1 (worse is 38.Kf1 b5-/+) 38...f5 39.Qd5+=) 0–1. Miralles,G (2470) – Gharamian,T (2660), Aix les Bains FRA, Grand Prix FFE, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Bd3 Nc6 6.Ne2 Qb6 7.Be3 Ng4 8.0-0 g6 9.h3 Ne3 10.fe3 Bh6 11.Rf3 0-0 12.Nd2 e5 13.Nc4 Qd8 14.d5 Ne7 15.ab4 f5 16.Nc3 fe4 17.Be4 Bf5 18.Bd3 a6 19.e4 b5 20.Nb5 (better is 20.Ne5 de5 21.ef5 Nd5 22.Bb5 Nb4 23.Bc4 Kg7 24.Nd5 Rf5 25.Nb4 Qb6 26.Kh1 Qb4 27.Rf5 gf5 28.Qd5+=) 20...ab5-/+ 21.Ra8 Qa8 22.Nd6 Bd7 23.Rf8 Bf8 (23...Kf8? 24.Qf3 Bf4 25.g3 (25.Bb5?! Qa1 26.Bf1 Qd4 27.Kh1 Qb4=; worse is 25.Nb5 Kg7-/+) 25...Qa7 26.Kg2 Bh3 27.Kh3 Qd7 28.Kh2 Qd6 29.gf4 ef4 30.Bb5+-; 23...Qf8?! 24.Bb5 Nc8 25.Bd7 Nd6 26.Qf3+=) 24.Qf3 Qb8 (24...Nf5! 25.Nb5 Nd4 26.Nd4 Qa1 27.Kh2 Qd4+=) 25.Qf7+= Kh8 26.Qf6 Kg8 27.Nf7 Qe8 28.Ne5 Nd5 (better is 28...Nc8!?+/-) 29.Nd7 ½–½. Krustev,G (2005) – Mitov,B (2100), MGU–12 Open, Sofia BUL, 2010. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Bd3 Nc6 6.Ne2 e6 7.0-0 Be7 8.c4 0-0 (8...bc3!? 9.Nbc3 0-0+=) 9.d5= Ne5 10.ab4 Qc7 11.Na3 Bd7 12.h3 Qc8 13.f4 Nd3 14.Qd3 a6 15.e5 Ne8 16.ed6 (16.Bd2!?+=) 16...Nd6= 17.c5 Nb5 (17...Nf5 18.g4 Bf6 19.Ra2=) 18.d6 Bf6 19.Ra2 Qd8 20.Nc4 Rc8 21.Nb6 Rc6 22.Bb2 Bb2 23.Rb2 (better is 23.Nd7 Qd7 24.Rb2=) 23...Nd6?? (better is 23...Rb6 24.cb6 Qb6 25.Kh2 Rd8+= (25...Nd6? 26.Rd1+-; worse is 25...Qd6 26.Qd6 Nd6 27.Rd2+=)) 24.Nd7+- Qd7 25.Rd2 Rd8 26.Rfd1 b6 27.Nd4 bc5 28.Nc6 (28.Nc6 Qc6 29.Qd6 Rd6 30.Rd6+-) 1–0. Takis – Alberto, playchess.de, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 Nf6)

5.Bd3 Nc6 6.Ne2 e6 7.0-0 Be7 8.Bd2 Qb6 9.Be3 Ng4 10.Nf4? (better is 10.Bd2!?+=) 10...Ne3-+ 11.fe3 Nd4! 12.Nh5 (12.ed4 Qd4 (12...e5)) 12...g6 13.Ng7 (13.Nf6 Bf6 14.Rf6 Nf5-+) 13...Kf8 14.Kh1? (14.Bc4 Nc2 15.Ne6 Be6 16.Qc2 Qe3 17.Kh1 Rc8-+) 14...Kg7 (better is 14...Nc6!? 15.Nh5 gh5 16.Qh5-+) 15.ed4 Qd4 16.Nd2 ba3 17.Ra3 d5 18.Rb3 de4 19.Be4 Rb8 20.Rbf3 (20.Rd3 Qe5-+) 20...Rf8 (20...f5 21.Rd3 Qa4 22.Rdf3-+) 21.c3 Qc5 22.Nb3 Qc7 23.Qd4 Kg8 24.Qe3? (24.Qa7 f5 25.Qf2 Ra8-+) 24...b6 (24...Qe5!? 25.Nd4-+) 25.Qh6 f5 26.Nd4 Bd7 27.Rh3 Rf7 28.Bc2 Rg7 29.Bb3 Qe5 30.Re3-/+ Qc7 31.Be6 Kh8-/+ 32.Rfe1 Re8 33.Bd7+= Qd7 34.Ne6 Rf7 35.Ng5 Rg7 36.Ne6 Rgg8?? 37.Rh3 Bf6-+ 38.Rhe3 Bc3! 39.Rc3 Re6 40.Rec1 Rge8 41.Qh4 Qd2 42.Rc8 Qd7 43.R1c7?? Qc7 44.Qd4-+ (44.Rc7?? Re1 45.Qe1 Re1) 0–1. Sanning,Nico (1605) – Nissler,Robert, GER–chT U16 Berlin, 2005. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 Nf6)

5.Bd3 Nc6 6.Ne2 g6 7.d5= Ne5 8.ab4 Bg7 9.Bb2 Nd3 10.Qd3 Bd7 11.c4 Qb6 12.Bc3+= 0-0 13.Nd2 Ng4 14.c5 dc5 15.Bg7 Kg7 16.Qc3 Qf6 17.bc5 Rfc8 18.Nb3 Bb5= 19.Qf6 Nf6 20.Ned4 Bc4 21.f3 Bb3 22.Nb3 Nd7 23.Ra5= Rc7 24.Ke2+= a6 25.Rc1 Rac8 26.f4 b6 27.Ra6 Nc5 28.Nc5 Rc5 29.Rc5 bc5 30.Rc6 Rb8 31.Rc5 Rb2 32.Kf3 Rb3 33.Kg4 h5+= 34.Kh4 Rb4 35.Kg3 Re4 36.Rc7 Kf6 37.Kf3 Rd4 38.Rd7 Rd2 39.h3 h4 40.Rd8 Rd3 41.Ke4 Rg3=+ 42.Rh8 Rg2 43.Rh4 Rg1 44.Rh7 Re1 45.Kd4 Rd1 46.Ke4 Re1 ½–½. Kovacs,Laszlo M (2350) – Lakos,Nikoletta (2075), HUN–chT, 1992.

5.Bd3 e5 6.d5 Na6 7.Ba6 ba6=+ 8.ab4 Ne4 9.Qd3 Bf5 10.Qa6 Be7 11.f3 Nf6 12.c4 0-0 13.Be3 Bd3 14.Qa2 Qc7 15.Nd2 Bg6 16.Ne2 Rfb8 17.Qb3 a5 18.b5 Nd7 19.0-0 a4 20.Ra4 Nc5 21.Bc5 Qc5 22.Kh1 Ra4 23.Qa4 Bd3 24.Re1 Qf2 25.Qd1= Bh4 26.g3 Bg5 27.Nc1 Qd2 28.Nd3 Qa2 29.Ne5 de5= 30.Re5 Bf6 31.Re4 Qa7 32.Qe2 Kf8 33.Qf1 Bd4 34.Re1 Re8 35.Rd1 Kg8 36.Qd3 ½–½. Reusch,Simon – Lewis,Scott, IECC, 1996.

5.Bd3 e6 6.ab4+= Be7 7.Ne2 0-0 8.c3 b6 9.0-0 Bb7 10.f3 Nc6 11.Bg5 a5 12.b5 Nb8 13.Na3 h6 14.Bh4 Nd5 15.Be7 Ne7 16.Nc2 Nd7 17.Ne3 Ng6 18.f4 Rc8 19.f5 ef5 20.Nf5 Nf6 21.Nfg3 Re8 22.e5 (22.e5 de5 23.Bf5-/+) 1–0. Pottberg,Uwe – Ghenh,Hannelore, Canarias en Red prel 1st blitz, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 Nf6)

5.Bd3 g6 6.ab4 Bg7 7.c3 0-0 8.f4 Qc7 9.Nf3 Nbd7 10.0-0 Nb6 11.Qe2 d5 12.e5 Ne8 (12...Ne4 13.Be4 de4 14.Ng5+=) 13.Ng5 e6 (better is 13...h6!? 14.Nf3 Bg4+=) 14.b5+- Bd7 15.Ba3 Nc4 16.Bc4 dc4 17.Bf8 Bf8 18.Na3 Ba3 19.Ra3 Bb5 20.Rb1 Qd7 21.Ra5 Nc7 22.Ne4 (22.Ne4 Qc6 23.Qf3+-) 1–0. Kuespert,Helmut (1930) – Paul,Arthur, Pyramiden Cup, 2015. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 Nf6)

5.f3 Qb6 6.ab4 Qb4 7.c3 Qb6 8.Na3 e6 9.Nc4 Qc7-/+ 10.Qb3 Be7?? 11.Nb6!+- ab6 12.Ra8 Nc6 13.Ra1 Na5 14.Bb5 Bd7 15.Bd7 Nd7 16.Qb2 e5 17.Ne2+- 0-0 18.0-0 ed4 19.cd4 Bf6 20.Be3 Qb8 21.Qb5 Qd8 22.f4 g6 23.e5 de5 24.fe5 Bg7 25.Nf4 Bh6 26.Nd5 Be3 27.Ne3 Nc6 28.Ng4 Kh8? 29.Rad1 Na5?? 30.Nh6 Nc6?? 31.Nf7+- Rf7 32.Rf7 Ndb8 33.e6 Na6 34.Qf1 Qd5 35.e7 Ne7 36.Qf6 Kg8 37.Qg7# 1–0. Papp,Gabor – Nagy,Bela, HUN–ch U10 Paks, 1995.

5.f3 Qb6 6.ab4 Nc6 7.c3+= e6 8.Bd3 Bd7 9.Ne2 e5 10.Be3 ed4 11.Nd4 Ne5 12.0-0 Nd3 13.Qd3 Qd8 14.Nb5 a6 15.Nd6 Bd6 16.Qd6 Bb5 (better is 16...Be6!? 17.Qf4 Rc8+-) 17.Qe5+- Qe7?? (17...Kf8 18.c4! Bc6+-) 18.Qb5!! ab5 (18...Qd7 19.Qg5 0-0 20.Bd4+-) 19.Ra8 Kd7 20.Rd1 Ke6 21.Rh8 Nd7 (21...Qc7 22.Bc5 b6 23.Rd6 Qd6 24.Bd6 Kd6 25.Na3+-) 22.Na3 (22.Rc8!? f5 23.Rc7 fe4 24.fe4 Qe8 25.Rcd7 Qd7 26.Rd7 Kd7+-) 22...f5 23.Nb5 fe4 24.fe4 Ne5 1–0. Simsheuser,Josef (1960) – Schmitthoefer,Herbert (1805), Ruhr–ch Seniors 5th, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.a3 Nf6)

4.Bc4 Nf6

5.Nd2 g6 6.Bb2 Bg7 7.e5 de5 8.de5 Ng4 9.Ngf3 Nc6 10.Qe2 0-0 11.h3 Nh6 12.0-0 Qc7 13.Rfe1 Bf5 14.Bd3 Rad8 15.Rad1 Bd3 16.cd3 Nf5 17.Nb3 e6 18.d4 Rd5 19.g4 Nfe7 20.Ng5 Rdd8 21.Qf3 (21.Nc5!?-/+) 21...Nd5 22.Qg3 a5 23.Qh4 h6 24.Ne4 g5 25.Qg3 a4 26.Nbc5 a3 27.Ba1 b6 28.Nb3 Nf4 29.h4 (29.Rc1!? Rd5 30.Rc2-/+) 29...Be5!-/+ 30.Qf3 (30.de5 Ng6) 30...Bg7 31.hg5 hg5 32.Ng5 Rd5 33.Ne4 f5 34.gf5 Rdf5 35.Qg4 Qf7 36.Nd6 Nh3! 37.Kh2 Qh5-+ 38.Qh5 Rh5 39.Kg3 Nf2 40.Rd2 Rg5 41.Kh2 Rf3 42.Rf2 Rf2 (42...Rf2 43.Kh3 Ra2 44.Re6 Na5-+) 0–1. Matiushinsky,Vladimir (2025) – Barkov,Alexey (2035), Chelyabinsk op, 2009. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.Bc4 Nf6)

5.Qd3 Nc6 6.a3 e6 7.Nf3 d5 8.ed5 ed5 9.Bb5 Be7 10.ab4 Bb4 11.c3 Be7 12.0-0 0-0 13.Bg5 Ne4 14.Be7 Ne7 15.c4 (15.Re1 Bf5 16.Qe3 a6-/+) 15...Nd6 (15...Bf5!? 16.Nh4 Nf2-/+) 16.c5+= Nb5 17.Qb5 Nc6 18.Nc3 Rb8 19.Qb3 Be6 20.Qb5 Qf6 21.Qd3 Rfd8 22.Rfe1 a6 23.Ne5 Bf5 24.Qd2 Ne5 25.Re5 Be6 26.Qe3 h6 27.Rb1 Qg6 28.Rb6 Qc2 29.h3 (worse is 29.Ree6 fe6 30.h3 Re8-/+) 29...a5 30.Ree6 (30.Nb5!?=) 30...fe6+= 31.Qe6 Kh8 32.Qe5 Qc1 33.Kh2 Re8 34.Kg3 0–1. Volozhanin,Boris (1825) – Perezolov,Gerald (2130), Cheliabinsk Region–ch, 2008. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Qe2 Qb6 6.Bb2-/+.

5.Qe2 e6 6.Nf3 (6.d5 a5-/+) 6...Be7 (6...Bd7 7.d5+=) 7.0-0 (7.a3 ba3 8.e5 Ng8+=) 7...0-0 (7...a6!?-/+) 8.a3 d5 9.e5 White wins space 9...dc4 10.ef6 Bf6 11.Qc4 (11.ab4 Nc6 12.Be3 Nb4 13.Qc4 a5-/+) 11...Nc6 12.Be3 (12.ab4 Nd4 13.Nd4 Bd4-/+) 12...Qd5 (12...e5 13.ab4 Be6 14.Qc5-+) 13.Nbd2 Rd8 (13...b5 14.Qd3-/+) 14.Qd5 (14.ab4 Nd4 15.Nd4 Bd4 16.Bd4 Qd4 17.Qd4 Rd4-/+) 14...Rd5 (14...ed5 15.ab4 Nb4 16.c3-/+) 15.ab4+= Nd4 16.c4 Nf3 17.Nf3 Ba1! Black has managed to stay ahead 18.cd5 (18.Ra1 Rd8 Combination) 18...Bc3 19.de6 Be6 20.b5 a6 21.b6 (21.ba6!? ba6 22.Rc1-/+) 21...Rd8 22.h3 h6 (22...a5 23.Rc1 Bb2 24.Rc7-/+) 23.Rc1-/+ Bf6 24.Rc7 (24.Nd2 Bd4 25.Nf1 Bb2-/+) 24...Rd1-+ 25.Kh2 Bd5 26.Nd2? (better is 26.Rc8 Kh7 27.Ra8-/+) 26...Be5-+ 27.f4 Bc7 28.bc7 Rc1 29.Bb6 Be6 30.Nb3 Bb3 0–1. Goetzel,Alfred (1715) – Pfeufer,Lion (2030), Erlangen op, 2002. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Qe2 g6 6.f3 (6.Nf3 Bg7+=) 6...Bg7-/+ 7.Bg5 (7.c3 0-0-/+) 7...0-0 (better is 7...Nc6 8.Qd3 0-0-/+) 8.d5? (better is 8.Qe3-/+) 8...h6-+ 9.Bd2 a5 (better is 9...Nd5 10.ed5 Ba1 11.Bh6 Re8-+) 10.c3-/+ bc3 (10...Na6 11.g4-/+) 11.Bc3 Nbd7 12.a4 (12.Na3 Nc5-/+) 12...Nb6 13.Bb3 Bd7 14.g4 Nh7 (14...Rc8 15.Ra2-/+) 15.Bg7 Kg7 16.Qb2 Kg8 (16...f6 17.Nc3-/+) 17.h4 (17.Qd2 e6 18.Qh6 ed5-/+) 17...Rc8 18.Nd2 (18.Qd2 Kg7+=) 18...Rc5 19.Nh3 (19.Ne2 Qc7-/+) 19...Qc7 20.0-0 h5 (better is 20...Nf6-+) 21.gh5? (better is 21.Nf2-/+) 21...Bh3-+ 22.hg6 fg6 23.Rac1 Bf1 24.Rf1 Rc8 25.f4 Rc1 26.Bd1 Qc5 27.Kh2 Rc3 28.Rg1 Qf2 29.Rg2 Qh4 30.Kg1 Rg3 31.Nf3 Rg2 32.Qg2 Qf4 33.Qg6 Kh8 34.Qh5 Rg8 35.Kf2 Qg3 36.Ke2 Qg2 37.Kd3 Nd7 38.Nh4 Ne5 39.Kd4 Qd2 0–1. qr19kaash – eduardolucas, gameknot.com, 2011. (=1.e4 c5 2.b4 cb4+= 3.d4 d6)

5.f3 a6 6.c3 Qc7 7.Qb3=+ e6 8.Ne2 (8.cb4? b5 9.Bb5 ab5-+) 8...bc3 9.Nbc3 Bd7 10.0-0 Nc6 11.Bd3 b5 12.Bg5 Qa7 13.Be3 Be7 14.Nd1 Qb7 Black plans b4 15.a4 b4 16.a5 (16.Rb1 Rb8-/+) 16...Bd8 17.d5 (17.Bf4!? Na5 18.Qb2-/+) 17...Na5-+ 18.Ra5 (better 18.Qb2-+) 18...Ba5 19.de6 fe6 20.e5 (20.Nd4 Ke7-+) 20...de5 21.Bg5 (21.Nf2 0-0 22.Rd1 Rfc8-+) 21...Bb6 22.Kh1 a5 23.Bf6 gf6 24.Be4 Qa6 25.Qd3 (25.Ng3 Rc8-+) 25...Qc8 (better 25...Qd3 26.Bd3 a4-+) 26.f4 (26.Ba8 Qa8 27.Ne3 a4-+) 26...Bc5 (better 26...Rb8 27.Bh7 Ke7 28.fe5 fe5 29.Qg6-+) 27.fe5 a4?? (better 27...fe5 28.Ba8 Qa8 29.Qh3-+) 28.Qc4?? (28.Ba8 Qa8 29.ef6 Qd5 30.f7 Kd8-/+) 28...f5 (better 28...Qa6 29.Qc5 Qe2-+) 29.Bf5?? (better 29.Ba8 Be7 30.Qc8 Bc8 31.Bc6 Bd7 32.Bd7 Kd7 33.Nb2-/+) 29...ef5-+ 30.Nf4 (30.Nb2 Be7 31.Qd3 Qc6-+) 30...Qa6 31.Qa6 Ra6 32.Nd5 0-0 33.N1e3 (33.Nb2 a3 34.Nd3 a2 35.Nc5 a1Q-+) 33...Be3 (better 33...Re6!? 34.Rd1-+) 34.Ne3 Ra5 35.Rb1 (35.Nc4 Rc5 36.Nb6 Bc6 37.Na4 Ba4-+) 35...Re5 36.Nc2 (36.Nc4 Re2 37.Kg1 a3-+) 36...b3 37.Na3 Rfe8 (37...Rfe8 38.Kg1 Re1 39.Kf2 R8e2 40.Kg3 b2-+) 0–1. Anderson,George – Macpherson,Al, Yanofsky Memorial, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.Bc4 Nf6)

5.f3 a6 6.c3 d5 7.ed5 b5 8.Bd3-/+.

5.f3 a6 6.Ne2 d5 7.ed5 b5-/+.

5.f3 d5 6.Bb5 Bd7 7.Bd7 Qd7 8.e5-/+.

5.Qf3 Nc6 6.Bb2 e5 7.Ne2 ed4 8.Nd4 Ne5 9.Bb5 Bd7 10.Qe2 a6 11.Bd7 Qd7 12.f4 Nc6 13.Nf5 Be7 (better is 13...Qe6 14.Nd2 d5+=) 14.Ng7+/- Kf8 15.Nh5 Qe6?? (better is 15...Qd8+=) 16.f5+- (16.f5 Qe4 17.Qe4 (17.Bf6?! Qe2 18.Ke2 Rg8+-; 17.Nf6?! Qh4 18.Qf2 Bf6 19.Qh4 Bh4 20.g3 Rg8+=) 17...Ne4 18.Bh8+-) 1–0. Ossa,Orlando (2255) – Bravo,Juan Eduardo (1665), Mayores Absoluto Valle Clasico, 2012. (=1.e4 c5 2.b4 cb4 3.d4 d6 4.Bc4 Nf6)

4.Bd3 g6

5.Ne2 Bg7 6.0-0 a6 7.a3 Nc6 8.ab4 Nb4 (8...Nd4? 9.Nd4 Bd4 10.Bb5 ab5 11.Ra8+- (11.Qd4?! e5 12.Qc3 Ra1 13.Qa1 Be6=); worse is 8...Bd4 9.Nd4 Nd4 10.Ba6 ba6 11.Qd4+/-) 9.Bc4 d5 10.ed5 Nd5 11.Nf4? (11.c3 Ngf6+=) 11...Ngf6 (better is 11...Nf4!? 12.Bf4 Qd4 13.Qd4 Bd4-+) 12.c3+= 0-0 13.Re1 e6 14.Qf3 b5 (14...Bd7!?+=) 15.Bb5= Bb7 16.Bc4 Qc7 17.Na3 (17.Nd5!? Nd5 18.Bd5 Bd5 19.Bf4 Bf3 20.Bc7+=) 17...Rfc8 18.Rb1 Nb6 19.Ne6 Bf3 (19...Qd7!? 20.Qd3 Nc4 21.Nc4 fe6+=) 20.Nc7+= Rc7?? (20...Nc4 21.Na8 Na3= (21...Ba8? 22.Nc4 Be4 23.Nd6 Bb1 24.Nc8+-)) 21.Rb6+/- Bd5? 22.Bg5?? Bc4= 23.Bf6 Bd5 24.Bg7+/- Kg7 25.Re3 Raa7 26.f3 h5 27.g3 a5 28.Nb5 Rcb7 29.Rb7 Rb7 30.c4 Bc4= 31.Nd6 Rb1 32.Kf2 Rb2 33.Kg1 Bd5 34.Ra3 Ra2 35.Ra2 Ba2 36.Nb5 a4 37.Kf2 Kf6 38.Ke3 Ke6 39.Kd3 Bd5 40.f4 Bc6 41.Nc3 a3 42.Kc4? a2!-+ (42...a2 43.Na2 Bd5 44.Kd3 Ba2-+) 0–1. Barsi,Lorenzo – Juritsch,Harald, Finkenstein op, 1998. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Ne2 Bg7 6.a3 Qb6 (6...ba3!? 7.0-0 Nf6+=) 7.ab4+= Qb4 (7...Bd4? 8.Nd4 Qb4 9.c3+-) 8.Bd2 Qb6 9.Ba5 Qc6 10.Nbc3 Bd7 11.Nd5 Na6? (better is 11...Kf8+=) 12.Ba6+- ba6 13.Nc7 Kf8 14.Na8 Qa8 15.Qd3 Qc6 16.0-0 Nf6 17.f3 Bh6 18.Be1 Qb7 19.Bf2 (19.Ra6 Bb5 20.Ra7 Bd3 21.Rb7 Be2-/+) 19...Kg7 20.Rfb1 (20.Ra6?! Bb5 21.Ra7 Qb8+=; 20.Qa6?! Qa6 21.Ra6 Bb5 22.Ra7 Be2+=) 20...Qc7 21.Ra6 Rb8 22.Raa1 d5 23.Bg3 Rb1 24.Rb1 Qa5 25.Be5 a6 26.ed5 Bf5 27.Qc3 Qd5 28.Ng3 Bd7 29.Ne4 Bb5 30.Qe1 (30.g4 Qc6+-) 30...Qc4 31.Nf6 ef6 32.Bf6 Kf6 (32...Kg8 33.Qe4 Bf8+-) 33.Qe5 1–0. Kopcak,Stanislav – Gerasimov,Krasimir, SVK–ch Bratislava, 2004. (=1.e4 c5 2.b4 cb4 3.d4 d6)

5.Ne2 Bg7 6.Be3 Nc6 7.0-0 e5 (7...Nf6!?=+) 8.d5= Nb8 (8...Nce7 9.a3+=) 9.Nd2 (9.c3 bc3 10.Qa4 Ke7 11.Nbc3 f5+=) 9...Nf6 (9...f5 10.f3=) 10.Rb1 0-0 11.h3 Nbd7 12.Rb4 Nc5 13.Bg5 h6 14.Bh4 (14.Be3 Nfd7=) 14...b6 (14...g5 15.Bg3=) 15.f4 (15.Bb5 Bb7=) 15...ef4 16.Bf6 (16.Nf4? A) worse 16...Nd3 17.Nd3 (worse 17.cd3 g5-+) 17...g5 18.Bf2+=; B) 16...g5 17.Bg3 gf4 18.Bf4 Qc7-+) 16...Bf6 17.Nf4 Bc3 18.Rb1 Qg5 19.Nc4 (19.Nb3 Nb3 20.cb3 f5 21.ef5 Bf5 (worse 21...gf5 22.Qf3+/-) 22.Bf5 Rf5=) 19...Bd7 (19...f5 20.Ne2 Bf6 21.ef5 (21.Nd6? fe4 22.Be4 Qe3 23.Kh1 Ne4 24.Ne4 Qe4-+) 21...Nd3 22.cd3 Bf5 23.Rf3=+) 20.Qf3= (20.Nd6? Be5 21.Nc4 Bf4-+) 20...Be5 21.Ne3 (21.Ne5 de5 22.Ne2 f5=+) 21...Bd4 (21...Rae8 22.Rbe1-/+) 22.Rb4 Be5 23.Be2 (23.Rbb1!?=) 23...Rae8 (23...Ne6!? 24.de6 fe6-/+) 24.Nd3 Bg7 Exerts pressure on the backward pawn 25.Nc5 (25.Nf4 a5 26.Rb6 Ne4-+) 25...bc5 (better 25...dc5!? 26.Rb3 f5-+) 26.Rb7=+ Re7 27.Nc4 (27.Qf4 Qf4 28.Rf4 Bd4=) 27...Ba4 (better 27...Bg4! 28.Qg4 Qg4 29.Bg4 Rb7 30.Nd6 Rb2 31.Nf7 Bd4 32.Kh2 Kg7-/+) 28.Nd6 Be5 (28...Bc2 29.Bd3 Bd3 30.Qd3=) 29.Re7+= Qe7 30.Nc4 Bd4 31.Kh1 Bc2 32.d6 (32.Bd3 Bd3 33.Qd3 Kg7=) 32...Qe6 (32...Qe4 33.Kh2-/+) 33.Rc1? (better 33.Bd3!?=) 33...Be4-/+ 34.Qa3?? (34.Qg3!?-/+) 34...Bd5 (better 34...Bg2 35.Kg2 Qe2 36.Kh1 Qe4 37.Kh2 Qf4 38.Qg3 Qc1-+) 35.Bf1 Rd8 36.Qa7?? (better 36.Qg3-+) 36…Qh3 0-1. blastol (2220) - pacal56 (2225), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d6)

5.Ne2 Bg7 6.Be3 Nf6 7.h3 0-0 8.Nd2 Nc6 9.0-0 Bd7 10.Rb1 b6 (10...Qa5 11.a3 b5 12.Rb3=) 11.d5= Ne5 12.Rb4 Rc8?? (12...e6 13.de6 fe6 14.Ba6=+) 13.Ng3?? (better 13.Ba6+-) 13...Nd3=+ 14.cd3 Qc7 (14...e6 15.Nc4 Qe7 16.Bf4=+) 15.Rc4= Qb7 16.f4 (16.Qb3 e6=) 16...Bb5 17.Rc8 Rc8 18.Nb3 Rc3 19.Nd4? (better 19.Nc1=+) 19...Rd3-+ 20.Qc1 Re3! 21.Nb5?? (21.Qe3 Bf1 Discovered attack (21...Bf1 Deflection; 21...Bf1 Overloading)) 21...Rg3-+ 22.Qc2 (22.Qc6 Qb8 23.Rc1-+) 22...Nd7 (22...Qd7 23.Nd4-+) 23.Rc1?? (better 23.Kf2 a6 24.Qc6-/+) 23...Nc5-+ 24.e5 (24.Qe2 Bh6-+) 24...Qd7 (24...de5 25.fe5 Qd5 26.Na7 Qd4 27.Kh1-+) 25.Nd4 (25.ed6 Qb5 26.de7 Qe8-+) 25...Qh3 (25...de5 26.Ne2 Rd3 27.Qc4-+) 26.Nc6 (26.Rf1 de5 27.Nc6 Qh4 28.Ne5 Be5 29.fe5 Rd3-+) 26...Qh4 (26...Rg2! 27.Qg2 Qe3 28.Qf2 Qc1 29.Qf1-+) 27.ed6 ed6 28.Qe2 h5 (28...Bc3 29.Rd1-+) 29.Qe8 (29.Rc2 Qf4 30.Qe8 Kh7-+) 29...Bf8 (29...Kh7 30.Rc2-+) 30.Nd8 (30.Rf1 Qg4 31.Rf2 Nd3-+) 30...Qf4 31.Rf1 Qe3 32.Qe3 Re3 33.Nf7 Ne4 (33...Rd3 34.Nh8 Kh8 35.Rf8 Kg7 36.Rc8-+) 34.Nd8 Nd2 (34...Bh6 35.Nf7 Bg7 36.Nd8-+) 35.Rf6 (35.Rc1 Re5-+) 35...Be7 (better 35...Re1 36.Kh2 Nf1 37.Kh3 Re3 38.Rf3 Rf3 39.gf3-+) 36.Rg6 Kh7 (36...Kh7 37.Re6 Re6 (37...Bd8?! 38.Re3 Nc4 39.Re6-+) 38.Ne6 Ne4-+) 0-1. blastol (2230) - pacal56 (2200), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d6)

5.Be3 Bg7 6.Ne2 Nc6 7.Nd2 Nf6 8.h3 0-0 9.0-0 a5 10.Ng3 b6 11.f4 Bb7 12.f5 Nd7 13.Bc4 (13.fg6 fg6 (13...Nd4? 14.gf7 Rf7 15.Rf7 Kf7 16.Qh5 Kg8 17.e5+-) 14.Bc4 Kh8 15.Rf8 Nf8=+) 13...Nd4 (better 13...Bd4 14.Bd4 Nd4-+) 14.Bd4?? (better 14.f6 Bf6 15.Rf6 Nf6 16.Bd4-/+) 14...Bd4-+ 15.Kh2 Ba1 16.Qa1 Ne5 17.Be2 Qc7 18.Nf3 Qc3 (18...Nf3 19.Bf3 Rac8 20.fg6 fg6 21.Bg4 Rf1 22.Qf1-+) 19.Qc1 (19.Qc3 bc3 20.Ne5 de5 21.fg6 fg6-+) 19...Rac8 20.Qh6 Nf3 (20...Qc2?? 21.Ng5 Ng4 22.hg4 Rfd8 23.Qh7 Kf8 24.Qf7) 21.Rf3 Qg7 (21...Qc2?? 22.f6 ef6 23.Nh5 gh5 24.Rg3 Kh8 25.Qf6) 22.Qg5 Rc2 (better 22...Qe5 23.Bd3-+) 23.Rf4 (23.Qe7 Qe5 24.Qb7 Re2 25.fg6 hg6-+) 23...Ra2 24.Rg4 (24.fg6 hg6 25.Qe7 Qe5-+) 24...b3 (better 24...Qe5 25.Bc4 Rc2 26.fg6 Qg5 27.Bf7 Kh8 28.Rg5 hg6 29.Bg6 e6-+) 25.Nh5 (25.Qe7 Qe5 26.Qb7 Re2 27.fg6 hg6 28.Qb6-+) 25...Qe5 26.Rg3 (26.Ng3 Re2 27.fg6 Qg5 28.Rg5-+) 26...Re2 27.Qh6 Rc8 (better 27...b2 28.Nf4 b1Q-+) 28.f6 Qf6! 29.Nf6 ef6 30.Qf4 (30.Rb3 Be4 31.Rg3-+) 30...b2 31.Rb3 Rc1 (31...Rcc2 32.Rb6 Be4 33.Qg3 Rg2 34.Qg2 Rg2 35.Kh1 a4 36.Rb5 Rg5 37.Kh2 Rb5 38.Kg3 Rf5 39.Kh4 b1Q 40.Kg4 Qg1 41.Kh4 Rh5) 32.Qg4 (32.Rb2 Rb2 33.Qc1-+) 32...Re4 (better 32...Rcc2 33.Rb6 Be4 34.Kg3 Rg2 35.Kf4 Rg4 36.hg4-+) 33.Qd7 b1Q (33...Rb4!? 34.Rb2 Rb2 35.Qb7-+) 34.Rb1 Rb1 35.Qb7 a4 (better 35...Re2 36.Qb8 Kg7 37.Qd6 a4-+) 36.Qe4+/- Rb3 (36...Ra1!?+/-) 37.Qa4+- Rb2 (37...Re3+-) 38.Qd4 Rb5 39.Qd6 (39.Qf6 Re5+-) 39...Rf5? (better 39...Kg7+-) 40.Qd8 Kg7 41.Qb6 h5 42.Qc7 g5 43.Kg3 Rf4 44.Qc2 f5 (44...h4 45.Kh2+-) 45.Qc3 f6 46.Kh2 Kg6 (46...Rh4 47.g3 Re4 48.Qc8+-) 47.g3 (47.Qc8!? Kf7+-) 47...Rf2 48.Kg1 Ra2 49.Qc8 Ra1 50.Kf2 Ra2 51.Kf3 (51.Ke3 Ra5+-) 51...Ra1 (51...g4 52.hg4 fg4 53.Ke4 Ra4 54.Kd5+-) 52.Qg8 (52.Qe8 Kg7+-) 52...Kh6 53.Qh8 (53.Qf7 Ra3 54.Kf2 Ra6+-) 53...Kg6 54.Qe8 Kh6 55.Qe3 (55.Qf7!? Ra3 56.Kf2 Ra6+-) 55...Kg6 56.h4 Rf1 (56...g4 57.Ke2 Ra2 58.Kd1 Ra1 59.Kc2 Ra8+-) 57.Kg2 Ra1 (57...Rd1 58.Qe8 Kg7 59.Qe2+- (worse 59.Qh5 Rd2 60.Kf1 gh4 61.gh4 Rd4+-)) 58.Qb3 (58.Qb3 g4 59.Qg8 Kh6 60.Qf7+-) 1-0. blastol (2260) - RJFischer10 (2220), Rated Bullet game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d6)

5.Be3 Bg7 6.Ne2 Nf6 7.Nd2 Ng4 8.0-0 Ne3 9.fe3 0-0 10.Rb1 a5 11.Ng3 (11.Bc4 Nc6-/+) 11...e6 12.Qg4? (12.Rf2 Nc6-/+) 12...Nd7 (12...e5!? 13.Qf3 ed4 14.Bc4-+) 13.Nf3 (13.Ne2 e5-+) 13...b6 (13...e5 14.Ne2-+) 14.Ng5 Nf6 15.Qh4 (15.Qe2!? Bb7-+) 15...h6 16.Nf3 White intends e5 (16.Nh3 Bd7-+) 16...Ba6 (16...g5!? 17.Ng5 hg5 18.Qg5-+) 17.Ba6 Ra6 18.e5 (18.Ne1 e5 19.Rd1 ed4 20.ed4 b5-+) 18...Nd5 19.Qe4 (19.Qd8 Rd8 20.Rbe1 de5 21.de5 Rc8-+) 19...Nc3 20.Qg4? (20.Qd3 Ra7 21.Rb2 de5 22.a3 ed4 23.ed4-+) 20...Nb1 21.Rb1 de5 22.de5 (22.Ne5 Qd5 23.a4 Be5 24.de5 Qe5-+) 22...Qd5 23.Rf1 (23.Qe4 Qa2 24.Rd1 Raa8-+) 23…Be5 0-1. unconvential (2230) - Kreso10 (2300), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 d6)

3.e4 e5

4.d5 Bc5 5.Bb2 d6 6.c4 Qb6 7.Qe2 f5 8.Nd2 Nf6 9.h3 (9.ef5 Bf5 10.h3-+) 9...Ne4 10.Ne4 fe4 11.0-0-0 (11.Bc1-+) 11...0-0 (11...Bf2!? 12.c5 Qc5 13.Qc2-+) 12.Qe4 Bf5 13.Qe2 b3 14.a3 Bf2 15.Nf3 Be3 16.Nd2 Nd7 17.g4 (17.Re1 Bf2-+) 17...Bc2 18.Re1 Bf4 19.Bg2 (19.Qg2 e4 20.h4-+) 19…Nc5 (19...Nc5 20.Bf1 Qa5-+) 0–1. delightful_porridge – marekt, ChessWorld.net, 2020. (=1.e4 c5 2.b4 cb4 3.d4 e5)

4.de5= Bc5 5.Nf3 Ne7 6.Bc4 0-0 7.0-0 Ng6 8.Bb2 b6 9.a3+= ba3 (9...Nc6!?+=) 10.Na3+- Bb7 11.Bd5 Nc6 12.Nb5 Qe7 13.Nd6 Bd6 (13...Rab8 14.g3+-) 14.ed6 Qd8 15.Qd2 Re8?? (15...a5+-) 16.Ng5 Rf8 17.f4 h6 (17...Nh4 18.g3 Ng6 19.f5+-) 18.Nf7 Rf7 19.Bf7 Kf7 20.Qd5 Ke8 (20...Kf8 21.Qf5 Kg8 22.Qg6 Qf8+-) 21.Qg8 Nf8 22.Bg7 (22.Bg7 Qe7 23.de7 Ke7 24.f5+-) 1–0. Pindear – JoeAbbot, internet, 2019. (=1.b4 c5 2.d4 cb4 3.e4 e5)

4.de5 Nc6 5.Nf3 Qa5 6.Nbd2 Ne5 7.Bb2 Nc6 8.Bc4 d6 9.Nb3 Qh5 10.Qd3 Be6 11.Bd5 Nf6 (better 11...Rc8!?=) 12.Bf6+/- gf6 13.Qb5 Bd5 14.ed5 (14.Qd5?! Qd5 15.ed5 Ne7=+) 14...0-0-0 (better 14...Rd8 15.Qb7 Ne5+/-) 15.Qc4+- Re8 16.Kf1 Kd7 17.dc6 bc6 18.Nbd4 (better 18.a3 ba3 19.Ra3+-) 18...c5?? (18...Qc5 19.Qf7 Re7+-) 19.Qb5 Kd8 (19...Kc7 20.Qc6 Kd8 21.Qa8 Kc7 22.Qa7 Kc8+-) 20.Qb8 Kd7 21.Qb7 (21.Qb7 Kd8 22.Nc6) 1-0. Goran_Krastev (2245) - StoofBuzze (2420), Rated Blitz game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4)

4.de5= Nc6 5.Nf3 Bc5 6.Bc4 Nge7 7.0-0 0-0 8.Bb2 Na5 9.Bd5 Nd5 10.ed5 Nc4 11.Bd4 Qb6 12.Bc5 Qc5 13.Re1 d6 14.e6 (14.a3!?=) 14...fe6+= 15.de6 Ne5 16.Ne5 Qf2 (16...de5 17.e7 Qe7 18.Qd5 Be6 A) 19.Re5?? Rad8 (19...Bd5?! 20.Re7 Rfe8 21.Re8 Re8 22.Nd2-+) 20.Qd2 Qf6-+; B) 19.Qe5-/+) 17.Kh1= de5 18.e7 Re8 19.Rf1 (better is 19.Qd5 Kh8 20.Nd2=) 19...Bg4?? (better is 19...Qb6-+) 20.Qd5+- (20.Qd5 Kh8 21.Rf2 Re7 22.Qd6+-; 20.Rf2? Bd1 21.Nd2 Bc2-+) 1–0. Lazu,Robert – Maier,Marius Alin (2025), Dos Hermanas Internet qual–A, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 e5)

4.de5 Nc6 5.Nf3 Bc5 6.Nbd2 Qb6 7.Nc4 Bf2 8.Ke2 Qc5 9.Nd6 Kf8 10.c3 bc3? (10...Qc3 Decoy theme: c3 11.Bd2) 11.Qb3+- Do you see the mate threat? 11...Nh6 (11...Nd8 12.Nf7!! Nf7+-) 12.Bh6 Nd8 13.Rc1 gh6 (13...b6 14.Rc3 Ba6 15.Kd1 Bf1 16.Rf1 gh6 17.Rc5 bc5 18.Rf2+-) 14.Rc3 Qb6 15.Qa3 (worse 15.Rc8 Rc8 16.Nc8 Qb3 17.ab3 Bc5+-) 15...Kg7 (15...a5 16.Nc8 Qb4 17.Qc1 Rc8 18.Rc8+-) 16.Nf5 Kg6 17.Qc1 Be3 18.Re3 Ne6 19.N3h4 Kh5 20.g4! Kg4 Decoy theme: g4. (20...Kg5 21.Rf3 Qe3 22.Qe3 Kg4 23.Rg1 Kh5 24.Qh6) 21.Rg3 The nicest combinations are those leading to mate 21...Kh5 22.Qh6 1–0. Vendelo – Kauen, internet, 2020.

4.de5= Nc6 5.Nf3 Nge7 6.Bf4 Ng6= 7.Bg3 Qa5 8.Qd5 b3 9.Qa5 (9.Nbd2 Qc3 (worse is 9...bc2 10.Qa5 Na5 11.Rc1+/-) 10.Rc1 ba2 11.Qa2 Nge5 12.Ne5 Ne5+=) 9...b2 (9...Na5 10.ab3 h5 11.h3+/-) 10.Qc3 Bb4 11.Qb4?? (better is 11.Nbd2 Bc3 12.Rb1+=) 11…Nb4-+ (11...Nb4 12.Bc4 ba1Q-+ (12...ba1N?! 13.Kd2-+); 11...ba1Q?! 12.Qb3-/+) 0–1. Nagy – Balogh, Budapest, 1948. (=1.e4 c5 2.b4 cb4 3.d4 e5)

4.Nf3 ed4 5.Bc4 Nc6 6.0-0 Bc5 (6...Qc7 7.Bb2+=) 7.Ng5= Nh6 8.Nf7 Nf7 9.Bf7 Kf7 10.Qh5 g6 11.Qc5 d6 12.Qb5 a6 13.Qd3 Re8 14.Bb2 Qh4 (14...Kg8 15.Bd4 d5 16.ed5 Qd5 17.Bb6 Qd3 18.cd3+=) 15.Nd2 Be6 16.Nf3 Qh5 (16...Qf4 17.Bd4 d5 18.Rfe1=) 17.Qd2 (17.Nd4 Rac8+/-) 17...Bc4 (17...d5!?=) 18.Rfe1+= b5 19.Nd4 Nd4 20.Bd4 Re6 21.Re3 g5 22.Qb4 a5 23.Qc3 a4 24.a3 Rae8 25.Rae1 Qg6 26.e5 de5 27.Be5 Kg8 28.Qd2 Qf5 29.g4 Qg4 30.Rg3 Qf5 31.Qg5 Qg5 32.Rg5 Rg6 33.Rg6 hg6 34.f4 ½–½. Sterle,V – Marek,I, corr JUG/K–2B, 1972. (=1.e4 c5 2.b4 cb4 3.d4 e5)

3.e4 e6

4.a3 a5 5.ab4= Bb4 6.c3 Be7 7.Bd3 h6 8.Qg4 g6 9.Qf3 Nc6 10.Ne2 d5 11.e5 a4 12.0-0= Qd7 13.Rd1 Na5 14.Na3 Ba3 15.Ba3+= Nb3 16.Rab1 b5 17.Nc1+- Rb8 18.Nb3 ab3 19.Rb3 Ba6 20.Ra1 Ra8 21.Bd6 Qb7 22.Rb5! Bb5 23.Bb5 Kd8 24.Ra8 Qa8 25.Qf7 Qa1 26.Bf1 Qc3 27.Qf8 Kd7 28.Bb5 Qc6 29.Qg7 (29.Qg7 Kd8 30.Bc6 Ne7 31.Qh8 Ng8 32.Qg8#) 1–0. marekt – steady eddy, chessworld.net, 2008.

4.a3 Qa5 5.Bd2 Nf6 6.Bd3 Nc6 7.Nf3 Qb6 8.Be3 d5 9.e5 Ne4 10.0-0 Nc3 11.Nc3 bc3 12.Qb1 Qa5 13.Qb5 a6 14.Qa5 Na5 15.Ne1 Bd7 16.f4 b5 17.f5 Be7 18.Rf3 (18.f6 gf6 19.ef6-/+) 18...g6 (better is 18...ef5 19.Bf5 Bf5 20.Rf5 Nc4-+) 19.f6+= Bf8 20.Be2 Rc8 21.Bc1 h5 22.h4 Bh6 23.Bh6 Rh6 24.Rb1 Kd8 25.Kf2 Rc7 26.g3 Kc8 27.Ng2 Kb7 28.Nf4 Rh8 29.Bf1 Ka7 30.Ne2 Rhc8 31.Nc1 Nc4 32.Bc4 Rc4 33.Rb4 a5 34.Rc4 Rc4 35.Nb3 Kb6 36.Nc5 Bc8 37.Ke2 Rd4-/+ 38.Rc3 Rc4 39.Rc4 bc4 40.Na4 Kb5 41.Nc3 Kb6?? 42.Na4= Kb5 ½–½. joselopescruz – Bazza3, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Qa5)

4.a3 Qa5 5.Nf3 ba3 6.Bd2= Qd8 7.Na3 Ba3 8.Ra3 Ne7 9.Bd3 0-0 10.0-0 d5 11.ed5 Nd5 12.Ne5 Nc6?? 13.Bh7+- Kh7 14.Qh5 Kg8 15.Rh3 (15.Rh3 Qh4 16.Qh4 Ne5 17.Qh7#) 1–0. pierred (2750) – gstevenson (2235), net–chess.com, 2009.

4.a3 b6 5.Nf3 Bb7 6.Bd3 a5 7.0-0 Qc7 (7...Na6 8.c3+=) 8.ab4+= ab4 9.Ra8 Ba8 10.c3 (10.g3 Nf6 11.Bf4 Qd8+=) 10...bc3 (10...Nc6 11.d5 Na5 12.cb4 Bb4 13.Qa4+=) 11.Na3 (better 11.Qb3!? f5 12.Nc3 fe4 13.Be4 Be4 14.Ne4+-) 11...Nf6= 12.Nb5 Qc6?? (12...Qc8 13.d5=) 13.d5 (better 13.Qa4!? Ne4 14.Qa8 Qa8 15.Nc7 Kd8 16.Na8+-) 13...ed5 (13...Qc8 14.d6 Na6 15.Qe2+=) 14.Nfd4+- Qb7 (14...Qc8 15.Nf5 Qc6 (15...Ne4?? 16.Be4 Kd8 17.Bd5 Bd5 18.Qd5+-) 16.ed5 Nd5 17.Re1 Kd8+=) 15.Nf5= Kd8? (15...Qc6 16.ed5 Nd5 17.Re1 Kd8 18.Nfd4+-) 16.Bf4?? (16.Nfd6 Bd6 17.Nd6 Qc6 18.Nf7 Kc8 19.Nh8 de4+-) 16...Ne8? (better 16...de4!? 17.Bc7 Kc8=) 17.Re1 (better 17.Nc3 g6 18.Nh6 Bh6 19.Bh6+-) 17...g6?? (better 17...Na6+-) 18.ed5+- Bg7 (18...Bc5 19.Bg5 f6 20.Re8 Re8 21.Bf6 Be7 22.Ne7 Re7 23.Be7 Ke7 24.Qe1 Kf8+-) 19.Re8! Re8 (19...Ke8 20.Qe1 Mate attack; 19...Re8 20.Bc7 Double attack (20.Nbd6 Decoy; 20.Ng7 Remove defender)) 20.Bc7 (20.Ng7?! Qd5 21.f3 Re5+=) 20...Qc7 21.Nc7 Kc7 22.Ng7 Re5 (22...Re7 23.Bg6! Bd5 24.Nf5+-) 23.Qa1 (better 23.Bc4!? Re4 24.d6 Kc8+-) 23...Bd5 24.Qc3 Nc6 25.h4 (better 25.f3 f5+-) 25...Ba2 (25...d6+-) 26.Qa3 Bd5 27.Qa8 (better 27.Qf8!? b5 28.Bb5 f5+-) 27...Nb4 28.Qa4 (better 28.Qa7 Bb7 29.Bc4+-) 28...Bb7?? (better 28...Nd3 29.Qd4 Be4+-) 29.Qa3 (better 29.Qb4 f5 30.Qf4+-) 29...Nd3 30.Qd3 Re1 (30...Bc6 31.f3+-) 31.Kh2 Bc6 32.Qa3 (32.Qd2 Re4+-) 32...Re2 33.Kg3 b5 (33...d6 34.f3+-) 34.Qa7 Kd6 (34...Kc8 35.f3+-) 35.Qd4 Kc7 36.h5 (36.Qf4 Kb6 37.Qf7 b4+-) 36...f5 (36...Re4 37.Qc5 f5 38.f3 f4 39.Kh3+-) 37.h6 Re4 (37...Kb7 38.Qd6+-) 38.Qa7 Kc8 39.f3 Ra4 (39...Re2+-) 40.Qb6 (40.Qb6 f4 41.Kh3+-) 1–0. Demirci,Fatih (1725) – Coban,Met (1920), Turkish Cup (6), 2017. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 b6)

4.a3 Qb6 5.ab4+= Bb4 (5...Nf6 6.e5 Nd5 7.c3=) 6.c3 Be7 7.Bd3 Nf6 8.Ne2 d6 9.Na3 Bd7 (9...Nc6 10.0-0+=) 10.Rb1= Qc7 11.0-0 a6 12.Nc2 (12.Nc4!? b5 13.Nd6 Bd6 14.e5 Be5 15.de5 Qe5 16.c4=) 12...0-0+= 13.Bd2 Bc6 (13...b5 14.Ne3+=) 14.Ng3 Nbd7 15.f4 (15.c4+=) 15...Rfd8 (15...d5 16.ed5 Bd5 17.Ne3+=) 16.Ne1 (16.e5 de5 17.fe5 Ne5+=) 16...Nf8 (better is 16...d5!? 17.ed5 Bd5-/+ (17...Nd5?! 18.c4=)) 17.e5 de5 (17...N6d7 18.Nf3=) 18.fe5 Nd5? (better is 18...N6d7=) 19.c4+- Nb6 (better is 19...f5 20.cd5 Bd5+-) 20.Qg4?? (20.Ba5 Rd4 21.Bh7 Kh7 22.Qd4 Rd8+-) 20...Ng6?? (20...Be8 21.Nf3 Nc4 22.Bc4 Qc4 23.Rb7-/+) 21.Nf3?? Nd7 22.Bg6= hg6 23.Bg5 Bf3-/+ 24.Rf3 Bg5 25.Qg5 Nf8 ½–½. Egholm,Leif (1715) – Langer,Peter, Helsingor DEN, Politiken Cup, 2014. (=1.e4 c5 2.b4?? cb4-/+ 3.d4 e6 4.a3 Qb6)

4.a3 Nc6 5.ab4 Bb4 6.c3 Be7 7.Bd3 Nf6 8.e5 Nd5 9.Qg4 Kf8 10.Ne2 h5 11.Qh3 b6 (11...d6 12.f4=) 12.f4 g6 13.g4 (better is 13.Be4!?=) 13...Bh4 14.Kd1 hg4 15.Qg4 Bb7 16.Rg1 Nce7 17.Ng3 Qc7 18.Ne4 (18.Bd2!? Nf5 19.Nf5 ef5 20.Qe2+=) 18...Nf5-/+ 19.Qe2 Be7 20.Bd2 Rh4 21.Qf2 a6 (21...Rh3 22.Ng3-/+) 22.Ng3 (22.c4!? Nb4 23.Bb4 Bb4 24.Ng5-/+) 22...b5-/+ 23.Ke2 Rh3 24.Nf5 ef5 25.Bf5? (25.Rc1 Bh4 26.Qg1 Rd3 27.Kd3 Qc4 28.Kc2 Nb4 29.Kb2 Nd3 30.Kc2 Bd5-+ (30...Nc1?! 31.Kc1 b4 32.Ra4-+)) 25...Bh4 (better is 25...gf5 26.Rg8 Kg8 27.Qg2 Kf8 28.Qh3 Qc4 29.Kd1 Ke8-+) 26.Bh3 Bf2 27.Kf2 Ne7 28.f5 (28.Rg4 d6-+) 28...Nf5-+ 29.Bf5 gf5 30.Bg5 0–1. Krustev,G (2005) – Popov,Il (2245), BUL CSKA Semifinal, Sofia BUL, 2010. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3)

4.a3 Nc6 5.ab4 Bb4 6.c3 Be7 7.Bd3 Bg5 8.f4 Bh4 9.g3 Be7 10.e5 Rb8 11.Qg4 g6 12.Na3 (12.Qe2 a6=) 12...d5 (12...Qa5!? 13.Bb2 Nd4-+) 13.Ne2 a6 14.0-0 b5 15.Qf3 f5 16.Be3 h5 17.h4 Nh6 0–1. Bainov,Dmitry – Grekhneva,Natalja, Irkutsk RUS, 6th Ermolaev Mem, 2012. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.a3 Nc6 5.Be3 Nf6 6.Bd3 ba3 7.c3 Qa5 8.Ne2 Be7 9.0-0 0-0 10.Qc2 Ng4 11.Bc1 d6 12.h3 Nf6 13.Ng3 Qc7 14.f4 g6 15.Na3 a6 16.Nb5 Qb8 17.Nd6 Bd6 18.e5 Be7 19.ef6 Bf6 20.Ne4 Be7 21.Ng5 b5 22.Be3 Bb7 23.f5 ef5 24.Bf5 Nd8 (better is 24...Bg5!? 25.Bg5 gf5-+) 25.Be4 f6?? (25...Re8 26.Rae1-/+) 26.Bg6 (better is 26.Bf4 Bd6 27.Qa2 Kg7 28.Bd6 Qd6 29.Bb7 Nb7 30.Ne6 Kh8 31.Nf8 Qf8 32.Qe6+-) 26...fg5+= (26...hg6?? 27.Qg6 Kh8 28.Qh7) 27.Bh7 Kh8 28.Rf8 Bf8 29.Qg6 Bg7 30.Bg5?? Qg3= 31.Ra2?? Ne6!!-+ 32.h4 Ng5 33.hg5 Qe1 34.Kh2 Qh4 35.Kg1 Qh7 36.Qb6 Qb1 37.Kh2 Qa2 38.Qb7 Rf8 0–1. Tkachenko – Prorocu, Centrocoop op, 1997. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nc6)

4.a3 Nc6 5.Nf3 Nf6 6.Bd3 Be7 7.0-0 0-0 8.ab4 Nb4 9.c3 Nd3 10.Qd3 d5 11.e5 Ne4 12.Nbd2 Nd2 13.Bd2 a6 14.Rfb1 Qc7 15.h4 Bd7 16.Ng5 Bg5 17.Bg5 Bb5 18.Qg3 Rfc8 19.Rc1 Kh8 20.h5 h6 21.Bd2 Qc4 22.Qh4 Qd3 23.Bh6 gh6 24.Qf6 Kg8 25.Qh6 Qh7 26.Qg5 Qg7 27.Qe7 Be2 28.Re1 Bf3 29.g3 Qg4 30.Re3 Qh5 31.Rf3 Qf3 32.Rc1 a5 33.Qg5 Kf8 34.Qh6 Ke8 35.Qh8 Ke7 36.Qh4 Kd7 37.Qf4 Qf4 0–1. xhati77 (2015) – jijiji123456 (1975), kurnik, 2012. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4)

4.a3 Qc7 5.Bd2 b6 6.Nf3 Bb7= 7.Bd3 Ne7 8.ab4+= d5 9.e5 Ng6 10.h4+/- Nd7 11.h5 Ne7 12.Nc3 a6 13.Qe2 b5 14.Bb5! ab5? 15.Ra8+- Ba8 16.Nb5 Qc2 17.Nd6 Kd8 18.Nf7 Ke8 19.Nd6 Kd8 20.0-0 Rg8 21.Ng5 Nb6 22.Rc1 Qa2 23.Qb5 (23.Qb5 Bc6 24.Qb6 Kd7 25.Rc6 Qa1 26.Bc1 Qc1 27.Rc1 Nc6 28.Qc6 Ke7 29.Qc7#; 23.Ne6 Kd7 24.Rc7 Ke6 25.Qg4 Nf5 26.Qf5#) 1–0. Tripoli,E – Collalto,A, Rome op1, 1997.

4.a3 Qc7 5.Bd3 b6 6.ab4 Bb4=+ 7.Bd2 Bd2 8.Nd2 Bb7 9.Ne2 Ne7 10.0-0 Ng6 11.e5 d6 12.f4 de5 13.fe5= 0-0 14.Nf4 Qd8 15.Ne2 Qh4 16.Bg6 hg6 17.Rf4 Qg5 18.Nf3 Qd8 19.Ra3 Nc6 20.Nd2 f6 21.ef6 gf6 22.Rg4 Ne7 23.c3 Qd6 24.Nc4 Qc6 25.Qd3 Kf7 26.Rf4. Leinonen,L – Alarvo,E, Tampere op, 1988.

4.a3 Qc7 5.Nf3 Nf6 6.Bd3 Nc6 7.0-0 Ng4 8.h3 Nh6 9.Bb2 a6 10.d5 Na5 11.ab4+/- Nc4 12.Bd4 e5 13.Bc4 ed4 14.Qd4+- b5 15.Bb5! ab5?? 16.Ra8 Ng8 17.Nc3 Ne7 18.Nb5 Qc2 19.Nd6 (19.Nd6 Kd8 20.Qb6 Qc7 21.Nb7 Ke8 22.Qc7 Nc6 23.Rc8 Ke7 24.Qd6#) 1–0. marre – oppo, internet, 2010.

4.a3 Bd6 5.Nf3 ba3 6.e5 Bb4 7.c3 Ba5 8.Qc2 Qc7 9.Ba3+= b6 10.Bd6 Qb7 11.Na3+/- Qc6 12.Nb5 Nh6? 13.Bd3 Ba6? 14.Ra5! ba5 15.Nc7 Kd8 16.Be4 Qb6 17.Na8 Qb5 18.Nc7 Qc4 19.Na6 Qa6 20.Bb8 Qb6 21.Bd6 a4 22.0-0 g6 23.Rb1 Qa6 24.Rb8 Qc8 25.Rc8 Kc8 26.Qb2 Re8 27.Qb8# 1–0. pcmvr (2840) – zeca (1645), net–chess.com, 2010.

4.a3 f6 5.ab4 Bb4 6.c3 Bf8 7.Nf3 d5 8.e5 Nc6 9.Bd3 f5 10.h4 Nh6 11.Rh3 Bd7 12.Ra2 a6 13.Rg3 (13.Bh6 gh6 14.Rg3 Qc7=) 13...Qc7 (13...Ng4 14.Nh2 Nb4 15.Bg5+=) 14.Na3 (14.Bh6 gh6 15.Nbd2 Rc8=) 14...Na5 15.Bd2 (15.Bh6 gh6 16.Qa1 Rc8=) 15...Nc4 (15...Ng4!?-/+) 16.Bc4 dc4 17.d5 Ng4 18.d6 Qc5 19.Qe2 g6 20.Bf4 (20.Nc4? Bb5 21.Ra5 Qc4 22.Qc4 Bc4-+) 20...Rc8 21.h5 gh5 22.Rh3 Bg7 23.Rh5 0-0 24.Nc2 Qd5 25.g3 (25.Ra3!?=) 25...Qd3+= 26.Qd3 (26.Ra3!?+=) 26...cd3-/+ 27.Nb4 Rc3 (27...Rc3 28.Kd2 Rfc8 29.Nd3 Nf2 30.Nf2 Rf3-+) 0–1. Matseyko,Ekaterina (2265) – Mazi,Leon (2375), Bergamo op, 2009. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 f6)

4.a3 h6 5.Nf3 Nf6 6.Bd3 Nc6 7.0-0 Be7 8.Re1 0-0 9.Nbd2 a6 10.Nf1 ba3 11.e5 Nh7 12.c4 f5 (12...d5 13.ed6 Bd6 14.Ba3 Ba3 15.Bh7 Kh7 16.Ra3+=) 13.d5= Nb4 14.d6 Bg5 (14...Nd3? 15.de7 Qe7 16.Qd3+-) 15.Be2 b6 16.Ba3 Nc6 17.h3 Bb7 18.N3h2? (better is 18.Bc1+=) 18...Ne5-+ 19.g3 (19.Bb2 Nf7 20.Bf3-+) 19...Bf6 20.Rc1? (20.f4 Nc6 21.Rc1 g5-+) 20...Nc6 (20...Ng5 21.f3 f4 22.g4-+) 21.Ra1? Ba1 22.Qa1 Nf6 23.Nf3 a5 24.Nh4 Nb4 25.Ng6 Re8 26.h4 Nc2 27.Qc1 Ne1 28.Qe1 b5! 29.f3 b4 30.Bb2 Qb6 31.Kh2 Qd6 32.Bf6 gf6 33.h5 Kh7 34.Ne3 Rg8 35.Ng2 Rg6 36.hg6 Kg6 37.Nf4 Kh7 38.Nh5 Qe5 0–1. kingsidejester (1645) – lostinadaze (1670), gameknot.com, 2012. (=1.e4 c5 2.b4 cb4+= 3.a3 e6 4.d4 h6)

4.Bb2 a6 5.d5 (5.Nf3 Nf6 6.Bd3 Nc6=) 5...Qc7 (5...Nf6 6.de6 fe6 7.e5-/+) 6.d6 (6.Nf3 ed5 7.ed5 Nf6 8.Bf6 gf6+=) 6...Qa5 (better is 6...Bd6 7.Bg7 Be5 8.Bh8 Bh8+=) 7.Nd2+= b5 (7...Bd6?? 8.Nc4 Qc5 9.Qd6 Qd6 10.Nd6 Kf8 11.Nc8+-) 8.Ngf3 h5 (8...Nc6 9.Be2 Qb6+= (9...Bd6?? 10.Bg7 Bb7 11.Bh8+-)) 9.e5+- Bb7 10.Bd3 Bd5 11.0-0 Nc6 12.Ng5 g6 13.Nde4 (better is 13.Be4 Be4 14.Nde4+/-) 13...Be4? (better is 13...Bg7 14.Qf3 0-0-0 15.Qf7 Be5 16.Be5 Ne5+-) 14.Be4+- (14.Ne4?! Bg7 15.Qf3 Qd8+=) 14...Rc8 15.Qf3 Nd8 16.a3 (better is 16.Rfb1+-) 16...ba3? (16...b3 17.Qb3 Nh6+-) 17.Ra3 (17.Ba3?! Qc3 18.Qc3 Rc3+-) 17...Qd2 (17...Qb4 18.Rb3 Qa5+-) 18.Bc1 Qd4 19.Nf7! Rh7 20.Nd8 Qe4 21.Qe4 Kd8 22.Rf3 Nf6 23.Rf6 (23.Rf6 Rf7 24.Rf7 Bd6 25.ed6 Ke8 26.Qg6 Rc2 27.Qg8) 1–0. marekt – sedrul, internet, 2012.

4.Bb2 d5 5.e5 Nc6 6.c4 bc3! 7.Nc3 (7.Nc3 Qb6 Combination; 7.Bc3 Bd7 Combination) 7...Bd7 8.Nf3 Rc8 9.Bb5 Na5 10.Bd7 Qd7 11.0-0 Ne7 12.Re1 Ng6 13.Ne2 Bb4 14.Rf1 Nc4 15.Bc3 Bc3 16.Nc3 b5 17.Rb1 a6 18.Ng5 (18.Qb3 Qd8-/+) 18...h6 19.Nf3 0-0 20.Rb4 (20.Qb3 Qe7-+) 20...Nce5 21.de5 Rc3 22.Rb3 Rfc8 23.Rc3 Rc3 24.Re1 Qc8 25.Qb1 (25.a4 Nf4-+) 25...Nf4 26.g3 (26.Rd1 Qc5 27.Rf1 Qc4-+) 26...Qc4 27.gf4 Qf4 28.Qd1 Rf3 29.Re2 Rh3 30.f3 Rf3 31.Qe1 (31.Rg2 Qe3 32.Kh1 Qe4-+) 31...d4 (31...Rd3 32.Qf1 Qd4 33.Kh1-+) 32.Rd2 Re3 33.Qf1 (33.Qd1 Re5 34.Rd4 Qg5 35.Kh1 Rd5-+) 33...Qg5 34.Rg2 (34.Kh1 Qe5 35.Rf2-+) 34...Qe5 35.Kf2 d3 36.Rg3 Re2 37.Qe2 (37.Kg1 d2 38.a3 Qd4 39.Kh1 d1Q 40.Rf3 Qd6 41.Rf4 Qf1 42.Rf1 Qh2) 37...Qe2-+ 38.Kg1 d2 (38...d2 39.Rd3 Qd3 40.Kg2 d1Q 41.h4 Q1e2 42.Kg1 Qdd1) 0-1. delightful_porridge – marekt, ChessWorld.net, 2022. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Bb2 d5 5.e5 Nc6 6.Nf3 Qb6 7.Be2 Nge7 8.0-0 Nf5 9.Qd2 Bd7 10.Rd1 Na5 11.Qe1 Nc4 12.Bc4 dc4 13.c3 Bc6 14.Nbd2 Bd5 15.cb4? (better 15.Rdc1!?-/+) 15...Qb4-+ (15...Bb4?! 16.Rac1-+) 16.Bc1 c3 17.Nb3 Qc4 18.Na5 (18.Bg5-+) 18...Qa4 19.Qc3 (19.Nb7 Bb7 20.Rd3-+) 19…Qd1 (19...Qd1 20.Ne1 Nd4-+) 0-1. jaddwarrior – marekt, ChessWorld.net, 2021. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Bb2 d5 5.e5 Qc7 6.Nf3 b6 7.Bd3 a5 8.0-0 Ba6 9.c3 Bd3 10.Qd3 f6 (10...Qc4 11.Qe3+=) 11.ef6 Nf6 12.Ng5 Qd6 (12...Bd6 13.Qh3 Qd7 14.cb4 Bb4 15.a3=) 13.cb4 Qd7 (13...Na6 14.Re1 Nc7 15.Qh3 ab4 16.Ne6+=) 14.Re1 Ne4? (better is 14...ab4 15.Re6 Be7+/-) 15.Ne4+- de4 16.Qe4 Nc6?? (16...Ra6 17.ba5 ba5+-) 17.b5 (17.Qe6?! Qe6 18.Re6 Kd7+/-) 17...Rc8 18.bc6 (worse is 18.Qe6 Qe6 19.Re6 Ne7+-) 18...Rc6 19.d5 Rd6 (19...Rc7 20.Qf5+-) 20.de6 Qe7 21.Ba3 g6 (21...Qc7+-) 22.Nc3 Bg7 23.Bd6 Qd6 24.Rad1 (24.Rad1 0-0 25.Rd6 Bc3 26.e7 Rf5 27.Qf5 gf5 28.e8Q Kg7 29.Re7) 1–0. Per Aspera – blackcrowman, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Bb5 Qa5 5.Qd3 b3 6.Nc3 bc2 7.Qc2 Nc6 8.Nge2 a6 9.Ba4 b5 10.Bb3 Nf6 11.0-0 Bb7 12.a3 d6 13.d5= Nd8 14.Bd2 Qc7 15.Rfc1 Qd7 16.f4 e5 17.a4 b4 18.a5 bc3 19.Ba4 Bc6 20.dc6 Qc7?? 21.Qc3 Ne4= 22.Qh3 Nc5 23.Qd7? Qd7?? 24.cd7= Ke7 25.Rab1?? Na4-+ 26.Rc7 Nc5 27.Ng3 Nd7 28.Rb6 Ne6 29.Nf5 Kd8 (29...Kd8 30.Rd7 Kd7 31.fe5 de5 32.Rb7 Kc6 33.Rf7 Nd8 34.Rg7 Bg7 35.Ng7 Rb8-+) 0–1. Sakka,Marianna – Genova,R (2185), 39th TCh–GRE, 2011. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.c3 bc3 5.Nc3 Bb4 6.Qb3 Qa5 (6...Nc6 7.Nge2-/+) 7.Bd2+= Qa3?? (7...Nc6 8.Nf3+=) 8.Qc4?? (better is 8.Qa3 Ba3 9.Nb5+-) 8...Ne7 9.Rb1 Bc3 10.Bc3 a6 (10...d5 11.Bb4 Qa4 12.Qc5+=) 11.Nf3 (11.Bb4 Qa4 12.Bd6 Qc4 13.Bc4 b5=) 11...b5 12.Qc7 Nbc6-/+ 13.Kd2 Qa2 14.Rb2 Qa4 15.Bd3?? b4-+ 16.Bc2 bc3 17.Kc3 Ra7 18.Qc8= Nc8 19.Ba4 Na5 20.Rb8 Rc7 21.Kd3 0-0 22.Bd7?? Rd7-+ 23.Rc1 f6?? 24.Rcc8 Rc8 25.Rc8 Kf7 26.Rc1 e5 27.d5 Rb7 28.Ra1 Rb3 29.Kc2 Rb5 30.Nh4 g6 31.g3 Rc5 32.Kd3 h6 33.f4 Nb3 34.Ra6 Nc1? 35.Kd2 Nb3 36.Ke3 Rc3 37.Kf2 Rc2 38.Kg1 ef4 39.gf4 g5 40.Ra7 Ke8 41.fg5 fg5 42.Nf5 Rc1? 43.Kf2+- Nc5 44.Nd6 Kd8 45.e5?? Nd3+/- 46.Ke3 Ne5 47.Ke4 Re1 48.Kf5 Nd7 49.Nf7+/- Ke8 50.Nh6 Re5 51.Kg4?? Nf6= 52.Kf3 Nd5 53.Ng4 Rf5 54.Ke4 Rf4 55.Kd5 Rg4 56.Rg7 Kf8 57.h4?? Kg7-+ 58.hg5 Rg5 59.Ke4 Kf6 60.Kd4 Ke6 61.Ke4 Rf5 62.Kd4 Re5 63.Kc4 Rd5 64.Kc3 Kd6 65.Kc4 Rc5 66.Kd4 Rd5 67.Ke4?? Ke6 68.Kf4 Re5 69.Kf3 Kf5 70.Kg3 Re4 71.Kf3-+ Ke5 72.Kg3 Rf4 73.Kg2 Ke4 74.Kg3 Ke3 75.Kg2 Rf3 76.Kh2 Kf2 77.Kh1 Rh3 0–1. pipesharp – karlsdad, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 e6)

4.c3 bc3 5.Nc3 Bb4 6.Qc2 Nc6 7.Nf3 Nf6 8.Bd3 Qc7 9.0-0 Nd4!-/+ 10.Nd4 Qc3 11.Bb2 Qc2 12.Bc2 b6 13.Rac1 Ba6 14.Rfd1 e5 15.Nf3 Be2 16.Ne5 Bd1 17.Rd1 Ke7 18.Bb3 Rhf8 19.Kf1 Rac8 20.Ba4 d6?? 21.Nf3?? Bc3-+ 22.Ba3 Rfd8 23.e5 Ne4 24.ed6 Nd6 25.Bd6 Rd6 26.Rd6 Kd6 27.Ke2 Bf6 28.Kd3 Rc3 29.Ke2 a6 30.Bb3 Rc7 31.Kd2 b5 32.h3 a5 33.g4 h6 34.h4 g5 35.h5 a4 36.Bc2 Rc3 37.Ne1 Ra3 38.Bb1 Bc3 39.Ke2 Be1 40.Ke1 Ke5 41.Ke2 b4 42.f3 b3 43.ab3 ab3 44.Kd2 Ra1 45.Kc1 Rb1! 46.Kb1 Kf4 0–1. Sulkowski,Dawid – Przybyla,Andrzej, Chelm Poland, 2010. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.c3 d5 5.e5 Nc6 6.Nf3 f6 7.ef6 Nf6 8.Bg5 Qa5 9.Qb3 (9.c4!?-/+) 9...Ne4-+ 10.Bd2 bc3 11.Bc3 Nc3 12.Nc3 Bb4 13.Rc1 0-0 14.Kd1 Ba3 15.Rc2 (15.Qb5 Qb5 16.Bb5 Bc1 17.Kc1 Rf3 18.gf3 Nd4-+) 15...Rf3! 16.gf3 Nd4 17.Qb5 (17.Qa4 Qa4 18.Na4-+) 17...Nb5 18.Bb5 (18.Nb5 Bd7 19.Nd4 Qb6-+) 18...d4 19.Nb1 Qb5 20.Na3 Qd3 (20...Qd3 21.Kc1 Qa3 22.Kb1 e5-+) 0–1. forkthis – Siegbert Guenzel, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.c4 Ne7 5.Bb2 d5=+ 6.cd5 ed5 7.e5 Bf5 8.Qa4 Nbc6 9.Bb5 a6-+ 10.Be2 b5 11.Qd1 Ng6 12.Nf3 Be7 13.Nbd2 0-0 14.0-0 Nf4 15.Nb3 Ne2 16.Qe2 f6 17.Nh4 Qd7 18.Nf5 Qf5 19.Rac1 Rac8 20.g4 Qg6 21.Nc5 Bc5 22.Rc5 f5 23.h3 Na5 24.Rfc1 Rc5-+ 25.Rc5 fg4 26.Qe1?? gh3 27.Kf1 Qg2 28.Ke2 Qe4 29.Kd2 Nc4 30.Rc4 Qe1 31.Ke1 bc4 32.Kf1 h2 33.Kg2 Rf2! (33...Rf2 34.Kf2 h1Q-+) 0–1. chessleon (2095) – abhailey (2250), net–chess.com, 2010.

4.Bd2 Nc6 5.Nf3 d5 6.Bd3 de4 7.Be4 Nd4 8.Nd4?? (better 8.c3 Nf6 9.Bd3 Nf3 10.Qf3-+) 8...Qd4 9.Bf3 (9.Bd3 Bd7 (9...Qa1?! 10.Bb5 Bd7 11.Bd7 Kd8 12.Be6 Qe5 13.Be3 Bd6 14.Bf7-+) 10.Na3 Qe5 11.Be3 Qc3 12.Bd2 Qa3-+) 9...Qa1 0–1. Estieu,Frederick – Riha,Josef, FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Bd2 Nc6 5.Nf3 d5 6.e5 a5 7.Bb5 Bd7 8.0-0? (8.Bd3 Nge7+=) 8...Be7 (8...Ne5 9.Ne5 Bb5 10.Re1-+) 9.a3 (9.Bd3 Rc8+=) 9...f6 (better is 9...Ne5!? 10.Bd7 Nd7 11.ab4 ab4 12.Ra8 Qa8-+) 10.ab4 Nb4 11.Bd7 Kd7 12.c3 Nc6 13.Qa4 Ke8 14.Na3 Ba3 15.Ra3 Nge7 16.Rb1 Rb8 (16...Qd7 17.Rb6=) 17.Rab3 (17.ef6 gf6 18.Bf4 b5 19.Rb5 Rb5 20.Qb5 Rg8+=) 17...Kf7 (better is 17...Qc7!?=) 18.ef6+/- gf6 19.Rb7 Rb7 20.Rb7 Rg8?? (better is 20...Qd6+=) 21.Qc6+- Kg6 (21...Qa8 22.Bf4 Qc8 23.Rc7+-) 22.Ne5 Kh5 23.Qe6 Rh8 24.Qg4 1–0. forkthis – groovenetwork, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Bd2 d5 5.Bd3? Nc6 (5...de4 6.Bb5 Bd7 7.Bd7 Qd7 8.Ne2-+) 6.Nf3 h6 (6...de4 7.Be4 Nd4 8.0-0-+) 7.c4? (7.e5 Qb6+=) 7...bc3 (7...de4!? 8.Be4 Nd4 9.Be3 Nf3 10.Bf3 Qd1 11.Kd1-+) 8.Bc3 Bb4 (8...de4!? 9.Be4 Nf6 10.Bc6 bc6-/+) 9.0-0 Bc3 10.Nc3 Nge7 11.Re1 0-0 12.a3 a6 13.Rb1 b5 14.e5 Bd7 15.Qc2 Ng6 16.g3 Qe7 17.Ra1 f6?? 18.Bg6+- f5 19.Nh4 Nd4+/- 20.Qd3 Nc6 21.Nd1 Rac8 22.Re3 Rc7 23.Nb2 Rfc8 24.Qd2 Be8 25.Rae1 Na7 26.Nd3 Qa3 27.Nf4 Qe7 28.Nf5! ef5 29.Nd5 Qe6 30.Nc7 Qg6 31.Ne8 Qe8 32.Qd5 Qf7 33.Qf7 Kf7 34.Rd3 Nc6+/- 35.Rc1 Ne5+= 36.Rc8 Nd3 37.Rd8 Nb4 38.Rd4 Nc6 39.Rf4 Kf6 40.h4 g5 41.hg5 hg5 42.Rf3 g4 43.Ra3 a5-+ 44.Rc3 Nd4 45.Rc8 a4 46.Kf1 b4?? 47.Rc4+= Ke5?? 48.Rb4+/- Ke4 49.Ra4 Ke5 50.Ke1 Ke4 51.Kd2 Ke5 52.Kd3 Nf3 53.Ra5 Ke6 54.Ke3 Ng5 55.Kf4?? Nh3= 56.Ke3 Ng5 57.Ra8 Ke5 58.Re8 Kf6 59.Kd4 Nh3 60.Re2 Ng1 61.Ra2 Nf3 62.Kd5 Kf7 63.Ra6 Ke7 64.Kc4 Kf7 65.Kd3 Ne5 66.Ke3 Ng6 67.Kd4 f4? 68.Ke4 fg3 69.fg3 Ne7 70.Kf4 Nd5 71.Kg4 Nb4 72.Rb6 (72.Rb6 Nd5 73.Rd6 Ne3 74.Kf4+-) 1–0. Olaf – Lukas, playchess.de, 2001. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Nd2 Nc6 5.Bb2 d5 6.e5 Nge7 7.g4 Ng6 8.Nh3 Qb6 9.Nb3 a6 10.f4 a5 11.a3? (better is 11.Rb1-/+) 11...ba3-+ 12.Bc3 a4 13.Nc1 Bb4 14.Na2 Bc3 15.Nc3 Qb4 16.Qd2 Nh4 17.Qd3 h5 18.Be2 (18.g5 Nd4 19.Kf2 Qc5-+) 18...Nd4 19.Kf2 (19.Kd1 Bd7 (worse is 19...Ne2 20.Ne2 hg4 21.Nf2-+) 20.Rg1 Rc8-+) 19...hg4 20.Rhb1 (20.Bg4 Qc5 21.Qe3-+) 20...Qc5 21.Qe3 (21.Kf1 gh3 22.Rd1-+) 21...Nhf5 22.Bb5 Kf8 23.Ne4 Qc2 24.Qd2 Rh3 25.Qc2 Rh2 (25...Rh2 26.Ke1 Nf3 27.Kd1 Ne3 28.Kc1 Rc2) 0–1. Bazza3 – Siegbert Guenzel, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Nd2 d5 5.e5 Nc6 6.Ngf3 Be7 7.Bd3 a6 8.0-0 Bd7 9.Nb3 b6 10.Qe2 Qc8 11.Be3 Na5 12.Nfd2 Nb3 13.cb3+= Qb7 14.Rac1 Bd8 15.Rc2 Ne7= 16.Rfc1 0-0 17.Bg5 Nc6 18.Qg4 Bg5 19.Qg5 Rac8 20.Nf3 h6 21.Qh4 f5 22.g4 fg4=+ 23.Qg4 Rf3 24.Qf3+/- Nd4 25.Rc8 Bc8 26.Qg4 Nf5 27.Qb4 a5 28.Qc3 Bd7 29.Qc7+- Qc7 30.Rc7 Be8 31.Rc8 Kf7 32.Rb8 Nd4+/- 33.f4 Bb5? 34.Rb7+- Kf8 35.Bb5 Nb5 36.Rb6 Nd4 37.Kf2 Ke7 38.Ra6 g5 39.fg5 hg5 40.Ra5 Nc6 41.Ra8 Ne5 42.a4 Nd3 43.Ke3 Nb4 44.Rg8 Kf6 45.a5 Kf5 46.h3 Nc6 47.a6 d4 48.Kd2 e5 49.Rg7 e4 50.a7 Na7 51.Ra7 Kf4 52.b4 Kg3 53.Rg7 e3 54.Ke2 Kf4 55.b5 Ke4 56.Rg5 d3 57.Ke1 Kf4 58.Rd5 d2 59.Rd2! (59.Rd2 ed2 60.Kd2+-) 1–0. David,Jean Luc – Boyer,L, Meudon op, 1992.

4.Nd2 Be7 5.Ngf3 Nf6 6.e5 Nd5 7.Bb2 Nc3 8.Bc3 bc3 9.Ne4 0-0 10.Bd3 Nc6 11.h4 g6 12.h5 f5 13.ef6 Bf6 14.hg6 hg6 15.Ng3 Kg7 16.Bg6 Rh8 17.Rh8 Qh8 18.Qd3 Qh6 19.Ke2 e5 20.Nh5 Kf8 21.Nf6 d5 22.de5 Bg4 23.Ng4 1–0. baszame (1745) – breberka37 (1690), playok.com, 2012. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nd2)

4.Bd3 b6 5.f4 Ba6 6.a3 Bd3-/+ 7.Qd3 Nf6 8.Nf3 d5-/+ 9.e5 Ne4 10.0-0 Be7 11.ab4= 0-0 12.b5 Qc8 13.Ra4 Qb7 14.Nfd2 Nd2 15.Nd2+= a6 16.Ba3 Ba3 17.Qa3 a5 18.f5 ef5 19.Rf5 Qd7= 20.Qd3 Ra7 21.Nf3 Rc7 22.Ng5 Rc3 23.e6 Rd3= 24.ed7 Rd1 25.Kf2 Nd7 26.Ke2 Rb1 27.Rd5 Nf6 28.Rf5 Rc8 29.Kd3 Rd1-/+ 30.Ke2 Rc1 31.c4 R1c4 32.Rc4 Rc4 33.Kd3 Rc1 34.h3 Rg1-+ 35.Rf2 h6 36.Nf3 Rb1-+ 37.Rc2 Rb5 38.Rc8 Kh7 39.Ne5 Rb2 40.g4 Rh2 41.Nf7 Rh3 42.Kc4 Ng4 43.Rb8 Ne3 44.Kb5 g5 45.Rb6 Nf5 46.Kc5 a4 47.Rb7 Kg6 48.Ne5 Kh5 49.Rf7 Ng3 50.d5 Rh1 51.Rf3 Ne4 52.Kd4 Nd6 53.Kc5 Ne4 54.Kd4 Nd6 55.Kc5 ½–½. Dinic,Vladan (2000) – Grand,Pascal (2000), Caorle op, 1982.

4.Bd3 d6 5.Bb2 Nf6 6.a3 ba3 7.Na3 Be7 8.e5 de5 9.de5 Nd5 10.Nf3 Nc6 11.Nc4 Nf4 12.0-0 Nd3 13.Qd3 Qd3 14.cd3 0-0 15.Ba3 b5 16.Be7= Ne7 17.Nd6 Bd7 18.Rfc1= Nd5 19.Nd4 Rfb8-/+ 20.Nb3 Rb6 21.Nc5 Bc6 22.Ra5 g6 23.Rca1= b4 24.Ra7 Ra7 25.Ra7 b3 26.Nb3 Rb3 27.h3 Nf4 28.Rf7 Nd3 29.Re7 Nf4 30.Rc7 Bd5 31.Ne8 h5 32.Nf6 Kf8 33.Rd7 Bg2?? 34.Nh7= ½–½. Lampen,Timo – Lassila,Erkki, Tampere TampY, 1991.

4.Bd3 d6 5.Nf3 g6 6.a3 ba3 (6...d5 7.ed5 (7.e5 Nc6 8.0-0 Qc7 9.Bd2 Bd7 10.c3 bc3 11.Nc3 Rc8 12.Rc1= –0.03; 7.Bg5 f6 8.Bf4 ba3 9.0-0 g5 10.Bb8 Rb8 11.ed5 g4 12.Nfd2= –0.06) 7...Qd5 8.ab4 Bb4 9.c3 Be7 10.Ba3 Nc6 11.Qe2 Nf6 12.Be7= 0.03; 6...Qa5 7.Nbd2 (7.0-0 Nc6 8.Nbd2 Nf6 9.Nc4 Qd8 10.Ne3 d5 11.ed5 Nd5 12.Nd5= –0.06; 7.Bd2 Nc6 8.c3 d5 9.ed5 ed5 10.0-0 bc3 11.Nc3 Be6 12.Re1+= 0.41) 7...Nc6 8.Nb3 Qh5 9.Be2 Na5 10.Ng5 Nb3 11.cb3 Qh4 12.g3+- 3.88) 7.Na3 (7.0-0 Nc6 8.Na3 Nf6 9.Nb5 Be7 10.e5 de5 11.de5 Nd5 12.c4+= 0.31; 7.Ba3 Nc6 8.Nbd2 g5 9.d5 Nb8 10.Bb5 Bd7 11.Bd7 Nd7 12.de6+= 0.69) 7...Bg7 (7...Nc6 8.0-0 Nf6 9.Bf4 Be7 10.Nb5 0-0 11.c4 b6 12.e5= 0.06) 8.Nb5 Ne7 (8...a6 9.Bf4 Bf8 10.c4 Nc6 11.0-0 Rb8 12.Nc3+= 0.41) 9.Ba3 (9.Ra7? Ra7 10.Na7 Qa5 11.c3 Qa7-+; 9.Bf4 e5 10.de5 de5 11.Ne5 0-0 12.Na7+= 0.50) 9...0-0 (9...d5 10.Nd6 Kf8 11.0-0 Qd7 12.ed5+- 1.44) 10.Nd6 Nbc6 (10...Qa5 11.Qd2 Qd2 12.Kd2+/- 0.91) 11.c3 a6 (11...Qc7 12.0-0+/- 1.09) 12.0-0 Qc7 13.Qd2 b5 14.Bc5 Bb7 15.Nb7 Qb7 16.e5 Rfd8 17.Be4 Bf8 18.Qg5 Nd5 19.Bd5 Rd5 20.Bf8 Rf8 21.Qf6 Ra8 22.Ng5 Qe7 23.Ne4 Rdd8 24.Qf3 Qc7 25.Nf6 Kg7 26.Rfe1 Ne7 27.Re4 (27.Nh7!? Nd5 28.Ng5+/-) 27...Nf5+= 28.g4 Ne7 29.Nh7 Nd5 (29...Kh7 30.Qf7 Kh8 31.Re3 Qe5 32.de5 Rd1 33.Rd1 Nf5 34.Rh3 Nh4 35.Rh4) 30.Ng5 Qe7 31.Nh3 Rdc8 32.Re3 Ne3 33.fe3 Ra7 34.Nf2 Rc3 35.Ne4 Rc8 36.Rf1 b4 37.g5 Rh8 38.Qf4 a5 39.Nd6 a4 40.Qg3 a3 41.e4 a2 42.Ra1 Ra3 43.Qf4 b3 44.Nc4 Ra4 (44...Ra4 45.Nb2 Rd4-+) 0–1. Gaffagan,Steven (2070) – Iyengar,Udit (1990), Fremont USA, Open, 2012. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3)

4.Bd3 Nf6 5.Nd2 d5 6.e5 Nfd7 7.f4 Nc6 8.Ne2 g6 9.h4 h5 10.Nf3 Nb6 11.Ng5 Nc4 12.g4? hg4-+ 13.h5 gh5 14.Ng3 Nd4 15.Nh5 Rh5 16.Rh5-/+ Nf3 17.Nf3= gf3 18.Qf3 Qc7 19.Qg3 Bd7 20.Qg5 Na3-/+ 21.Ba3 Qc3 22.Ke2 Qa1 23.Rh7= ba3?? 24.Qf6 (24.Qf6 Qe1 25.Ke1 Bb4 26.Ke2 Be7 27.Qf7 Kd8 28.Qe7 Kc7 29.Qd7 Kb6 30.Qc7#) 1–0. Lauren,Martti (2210) – Funck,Kaj, FIN–chT, 1997.

4.Be2 a6 5.Nf3 h6 6.Bb2 d6 7.Nbd2 Be7 8.0-0 Nf6 9.h3 0-0 10.Nh2 (10.a3 ba3 11.Ba3 b6+=) 10...Nc6 11.f4 b5 12.e5? (12.Bd3 Qc7-/+) 12...Nd7 (better is 12...Nd5!? 13.Qc1 de5 14.de5 Bc5 15.Kh1 Be3-+) 13.Bf3 d5 14.Ng4 Qb6 15.Nb3 a5 16.Nc1 a4 17.Ne2 a3 18.Bc1 f5 19.Nf2 Bh4 20.Be3 Qd8 21.g3 Be7 22.g4 (22.Qd3 Qc7-/+) 22...g6 (22...Nb6 23.Rb1-/+) 23.Kh2 (23.Qd3 Nb6+=) 23...Kh7 24.Rg1 Bh4 25.Nd3 Ba6 (25...fg4!? 26.Rg4 Be7+=) 26.Rb1 Be7 27.Bd2 Rg8 28.gf5 gf5 29.Bh5 (29.Rg8 Qg8 30.Bb4 Qf8+=) 29...Rg1 (better is 29...Qf8!?=) 30.Qg1+/- Qg8 31.Qg8 Rg8 32.Bf7+- Nd8? 33.Bg8 Kg8 34.Bb4 Bb4 35.Nb4 Bb7 36.Nd3 Nb6 37.Rb5 Nc4 38.Nc5 Bc6 39.Rb8 Ne3 40.Rd8 Kg7 41.Ne6 Kf7 42.Rd6 Nc2 43.Rc6 Nb4 44.Rb6 Na2 45.Nd8 Ke7+- 46.Nc6 Kd7 1–0. Alldrix – XANDERKIRV, playchess.de, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Ne2 d6 5.Ng3 Nf6 6.Bd3 Nc6 7.Be3 Be7 8.f4 Qc7 9.0-0 e5 10.fe5 de5 11.d5 Na5 12.Bb5 Bd7 13.Bd7 Qd7 14.Nf5 0-0 15.Nd2 Rfc8 16.Bg5 Nc4 17.Nc4 Rc4 18.Ne7 Qe7 19.Bf6 gf6 20.Qg4 Kh8 21.Rf2 Rg8 22.Qe2 Qc5=+ 23.Rd1 Rd4 24.Rdf1 Rg6 25.Kh1 Qc4 26.Qc4 Rc4 27.Re2 Kg7 28.Rd1 Kf8 29.Rd3 Rg4 30.Rde3 Ke7 31.h3 Rg8 32.Rf3 Rgc8-/+ 33.Rff2 Rd4 34.Re3 Rcc4 35.Ref3 Re4 36.Rf6 Rf4-+ 37.R6f4 Rf4 38.Rd2 Rd4 39.Rf2 Rd5 40.g4 f6 41.Kg2 Ke6 42.Kg3 Ra5 43.h4 Ra3 44.Kg2 Ra2 45.g5 f5 46.h5 f4 47.Kf3 Kf5 48.Re2 Ra3 49.Kf2 e4 50.Re1 Ra2 51.g6 Rc2 52.Kf1 hg6 53.hg6 Rc6 54.g7 Rg6 0–1. Fess,Klaus – Kiefer,Daniel, Oberliga Sued W9798, 1998.

4.Be3 d5 5.e5 Nc6 6.Bd3 Bd7 7.Nd2 Nge7 8.f4 g6 9.g4 h5 10.gh5 Rh5 11.Ngf3 Nf5 12.Bf5 Rf5 13.h4 Bh6 14.Ng5 Bg5 15.hg5 Ke7 16.Qb1 Qb6 17.Nb3 Na5 18.Na5 Qa5 19.Bd2 Qb5 20.Bb4 Kd8 21.Rh8 Be8 22.a4 Qc4 23.Bd2 a6 24.Qb7 Rc8 25.Ba5 Rc7 26.Bc7 Qc7 27.Re8 Kd7 28.Re7 Kd8 29.Qc7 1–0. alf5656 (1605) – raspoten, playok.com, 2012. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Be3)

4.Be3 Nf6 5.Bd3 Be7 6.Nd2 0-0 7.f4 d5 8.e5=+ Nc6?? 9.ef6+/- Bf6 10.Ngf3 e5? 11.fe5+- Bh4 12.g3 Be7 13.Qe2 Bh3 14.Ng5 Bg5 15.Qh5 f5?? 16.Bg5+- Bg4 17.Qg4 fg4 18.Bd8 Rad8 19.Nb3 Rf3 20.Ke2 Rf7 21.Raf1 Rdf8 22.Rf7 Rf7 23.Rf1 Rc7 24.Rf4 h5 25.Ke3 b6 26.Nc1 Ne7 27.Ne2 a5 28.Rf1 a4 29.Rb1 Nc6 30.Bb5 a3 31.Bc6 Rc6 32.Kd3 Rc4 33.Rb3 Kh7 34.Nf4 g5 35.Nd5 h4 36.Kc4 hg3 37.Rb4 gh2 38.Rb1 g3 39.Ne3 Kh6 40.Kd3 Kh5 41.Ke2 Kh4 42.Kf3 Kh3 43.e6 g4 44.Ng4 g2+- 45.Nh2! Kh2 46.e7 g1Q 47.Rg1 Kg1 48.Kg3 (48.Kg3 b5 49.e8Q Kf1 50.Qe3 b4 51.Qf2#; 48.e8Q Kh1 49.Kg3 Kg1 50.Qe1#) 1–0. pokerpig (2280) – fslorenzo, net–chess.com, 2008.

4.e5 Nc6 5.Nf3 Qa5 6.Bd2 Nge7 7.Bd3 Nd4 (7...d6!? 8.ed6 Nf5-/+) 8.Nd4= Qe5 9.Be3 Nc6 10.f4?? (better is 10.Nb3+=) 10...Qe3-+ 11.Ne2 Bc5 12.Rf1 Nd4 13.Nd2 d5 14.Rf2 (14.Nb3 Ne2 15.Qe2 Qe2 16.Ke2-+) 14...Nc2! 15.Qc2 Qf2 16.Kd1 Bd7 17.Rc1 Rc8 18.g3 0-0 19.Bh7 Kh8 20.Qd3 Ba4 21.Nb3 Be3 22.Qe3 Qe3 23.Bc2 Rc2! 24.Rc2 Bb3 25.Nc1 Bc2 26.Kc2 Rc8 27.Kb1 Qc1# 0–1. Tsyrenova,Elizaveta – Anisimov,Alexander, Irkutsk RUS, 6th Ermolaev Mem, 2012. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.e5 Nc6 5.Nf3 g6 6.Bc4 Nh6 (6...d5!? 7.Be2 f6+=) 7.Ng5 (better is 7.d5!? Na5 8.Be2=) 7…Be7 (7...Be7 8.Nf3 Nf5+=). mojosolo – groovenetwork, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.e5 d6 5.f4 Nc6 6.Nf3 d5 7.Bd3 Qb6 8.Bb2 a5 9.Nbd2 a4 10.Rc1 Na7 (10...Nge7 11.Rb1+=) 11.0-0 Nb5 12.Ng5 (12.Rb1 Ne7+=) 12...h6 (12...Nd4 13.Kh1-/+) 13.Qh5 g6 14.Qh3 (14.Bb5!? Qb5 15.Qh3+=) 14...Nd4 15.Kh1 Nc6 (15...hg5 16.Qh8 Ne7 17.fg5+/-) 16.f5 (16.Rce1!?-/+) 16...gf5-+ (16...ef5?! 17.Nf7 Kf7 18.e6 Be6 19.Bh8-/+) 17.Qh5 Qc7 (17...hg5?! 18.Qh8 Nh6 19.Rce1-/+) 18.Bf5 Qe7?? (better is 18...ef5 19.e6 hg5 20.Qh8 Nge7 21.ef7 Kf7 22.Qh5 Ke6 23.Rce1 Kd6 24.Qg5 a3-/+) 19.Nf7!+- ef5 (19...Qf7 20.Bg6) 20.Nh8 Kd8 21.Ng6 Qe8 22.Qh4 Be7 23.Ne7 Nce7? (better is 23...Qe7 24.Qf4 Qg5+-) 24.Rfd1 Bd7 25.Qb4 Kc8 26.c4 Bc6 27.cd5 Nd5 28.Qd6 Nge7 29.Nc4 Qg8 30.Rd2 Ra6 31.Qc5 Kb8 32.Nd6 Qg4 33.Nb5 Ka8 34.Rd5! Nd5 35.Qf8 (35.Qf8 Be8 36.Qe8) 1–0. Rijnaarts,Sjef – Kommer,Rink, NED–ch U18 Hengelo, 1995. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Nf3 a5 5.a3 ba3 6.Bd3 Nc6 7.c3 b6 8.0-0 Ba6 9.c4 Nb4 10.Ba3 Nf6 11.e5 Nh5 12.Be4 Rc8 13.Nbd2 Bc4 14.Nc4 Rc4 15.Qd2 Be7 16.g4 Nc2?? 17.Be7+- Qe7 18.gh5?? Na1=+ 19.Ra1 0-0 20.Bh7+/- Kh7 21.Qd3+- Kg8 22.Qc4 f5 23.Qb5 Rb8 24.Ra5! Rc8 25.Ra6 Rc1 26.Kg2 Qf7 27.Qb2 Rd1 28.Qc2 Qh5 29.Qd1 Qg4 30.Kf1 Qh3 31.Kg1 Qg4 32.Kh1 f4 33.Rb6 Kh7 34.Rb7 Qf5 35.Rd7 Qe4 36.Kg2 Qg6 37.Kf1 Qe4 38.Qe2 Qb1 39.Ne1 Qf5 40.Qf3 Kg8 41.h4 g6 42.Kg2 Qb1 43.Qa8 (43.Qa8 Qb8 44.Qb8) 1–0. egomi (1650) – danvita10, kurnik, 2011.

4.Nf3 a5 5.a3 ba3 6.Bd3 Nc6 7.c3 d5 8.e5 Bd7 9.0-0 Na7 10.Qb3 b5 11.Ba3 Ba3 12.Na3 Qb6 13.Rfb1 Rb8 14.h4 b4 15.Qc2 b3 16.Qe2 a4 17.Rb2 Ne7 18.Ng5 h6 19.Qh5?? g6-+ 20.Qf3 hg5 21.Qf6 Rh4 22.g3 Rh5 23.Kg2 Ng8 24.Qg7 Ke7?? 25.Bg6+/- Rh6? 26.Qf7?? Kd8+= 27.Qg8 Kc7 28.Qg7 Rbh8 29.Rg1 Nb5 30.Nb1 Nd4 31.cd4 Qd4 32.Rd2 Rh2 33.Kf3 g4 34.Ke2 Rf2 35.Ke1 Rd2 36.Nd2 Qg1 37.Ke2 Qg2 38.Kd1 Rh1 39.Nf1 Rf1 0–1. egomi (1670) – timtimtim (1715), kurnik, 2011.

4.Nf3 a5 5.Bd3 b6 6.0-0 Ne7 7.Nbd2 Ba6 8.Nc4 Ng6 9.d5 Bc5 10.a3 0-0 11.ab4 ab4 12.Re1 ed5 13.ed5 f5 14.Bg5 Qc7 15.d6 Qb7 16.Nce5 Bd6?? 17.Ra6! Na6 18.Bc4 Kh8 19.Ng6 hg6 20.Qd6 (20.Qd6 Nc5 21.Bd5+-) 1–0. pierre – borp, internet, 2010.

4.Nf3 a5 5.Bd3 d5 6.ed5 Qd5 7.a3 Nc6 8.ab4 Nb4 (8...Nd4 9.Nd4 Nf6 10.ba5 Bb4 11.Kf1 Ra5 12.Ra5 Qa5 13.c3+-) 9.Nc3 Nd3 10.Qd3 (10.Qd3 Bb4 11.0-0 Bc3 12.Qc3+=) 1–0. pierred (2780) – chessleon (1900), net–chess.com, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 a5)

4.Nf3 Bd6 5.Bc4 Ne7 6.e5 Bc7 7.0-0 0-0 8.Ng5 Nbc6 9.Qh5 Nf5?? 10.Qh7# 1–0. rogeliovargas (2190) – zeca (1645), net–chess.com, 2010.

4.Nf3 Bd6 5.e5 Bc7 6.a3 ba3 7.Na3 d6 8.Nb5 de5 9.Ne5 a6 10.Qg4 g6 11.Nc7 Qc7 12.Qf3 Nf6? 13.Qf6+- Qc3 14.Bd2 Qa1 15.Ke2 Qd4 16.Qf7 Kd8 17.Bg5# 1–0. pierre – keks, internet, 2011.

4.Nf3 Be7 5.Bb2 Nf6 6.Bd3 0-0 7.0-0 a5 8.Nbd2 d6 9.h3 Nbd7 10.e5 de5 11.de5 Nd5 12.Ne4 h6 13.Ng3 Qc7 14.Rc1 Bc5 0–1. alexp (2345) – queiroz (2015), net–chess.com, 2010.

4.Nf3 Be7 5.Nbd2 Nf6 6.e5 Nd5 7.Bb2 (7.Ne4 0-0=+) 7...0-0 8.Bd3 h6 (8...Nf4 9.0-0-/+) 9.0-0 Nf4 10.Ne4 Nd3 11.Qd3 Nc6 (11...b6 12.Nd6=+) 12.d5= ed5 13.Qd5 Qa5 14.Qb3 Qb6 (14...Qc7 15.Qd3=) 15.Rfe1 a5 (15...Na5 16.Qd3=) 16.a4 Bc5 (16...Qc7 17.Rad1=) 17.Rad1+= d6 (17...Qa7!?+=) 18.ed6+- Be6 19.Qd3 Rad8? (better 19...Bf5!? 20.Rd2 Be4 21.Qe4 Rad8+-) 20.Neg5 (20.Qb5 Bf2 21.Nf2 Qb5 22.ab5 Na7+-) 20...Bf2 (20...hg5 21.Ng5 g6 22.Re6 Rd6 23.Rd6+-) 21.Kh1 hg5 (21...f5 22.Ne6 Be1 23.Re1 Rf7+-) 22.Ng5 f5 23.Qh3 (23.Ne6?! Be1 24.Nd8 Qd8 25.Re1 Qd7+=) 23...Rf6 (23...Rf7 24.Qh7 Kf8 25.Qh8) 24.Qh7 (24.Ne6?! Be1 25.Qb3 Qf2 26.Ng5 Kh8 27.Qh3 Qh4 28.Qh4 Bh4 29.Bf6 Rd7 30.Nf7 Kg8 31.Nh6 gh6 32.Bh4 f4=; 24.Re6 Bh4 25.Qh4 Qg1 26.Kg1 Rh6 27.Rh6 gh6 28.Qc4 Kf8 29.Qf7) 24...Kf8 25.Re6 Rh6 (25...Ne7 26.de7 Ke8 27.ed8Q) 26.Qg7 1–0. Janek – xgu9417h, internet, 2019.

4.Nf3 Be7 5.Bd3 d5 =+.

4.Nf3 Ne7 5.Bd3 d5 6.e5 Nec6 7.0-0 b6 (7...Na6 8.Bg5 Qb6 9.c4=) 8.a3 a5 9.ab4 Nb4 10.Bb5 Bd7 11.Be2 Be7 12.c3 N4c6 13.Na3 0-0 14.Bd3 h6 (14...Na6!?=) 15.Bc2+= f5 (15...h5!?+=) 16.ef6+- Rf6 (16...Bf6? 17.Qd3 Kf7 18.Qg6 Ke7 19.Re1+-) 17.Qd3 Qf8 (17...Kf7 18.Re1+-) 18.Nh4 Be8? (better 18...Na6+-) 19.Qh7+- Kf7 20.Bd1 Bd6?? (20...e5 21.Nb5 Na6 22.de5 Ne5+-) 21.Nb5 Nd8 (21...Ke7 22.Nd6 Kd8+-) 22.Nd6 Qd6 23.Ba3 Qf4 (23...Qa3 24.Ra3 Nd7 25.Bh5 Ke7 26.Qg7 Nf7 27.Ng6 Kd6+-) 24.Bh5 Rg6 25.Qg6 Kg8 26.Qe8 Kh7 (26...Qf8 27.Qf8 Kh7 28.Bg6) 27.Bg6 1–0. Pierre – Sirin, internet, 2019.

4.Nf3 g6 5.a3 ba3 6.Na3 Bg7 (better is 6...d5!? 7.e5 Nc6=) 7.Nb5+/- f6 (better is 7...Bf8!?+/-) 8.Bf4+- (8.Ra7? Ra7 9.Bf4 Qa5 10.Nd2 Nc6-+) 8...Na6 9.Ra6! ba6 10.Nc7 Kf7 11.d5?? (better is 11.Na8 Bb7 12.Nc7+-) 11...Bb7 (11...e5 12.Na8 ef4 13.d6 Qa5 14.Qd2=) 12.Na8+= Qa8 (12...Qa5 13.Bd2 Qc5 14.c4+=) 13.de6+/- de6 14.Qd7 Ne7 15.Bc4 Qc8 16.Be6 Kf8 17.Qd6 Qc6 18.0-0 f5? (18...Qb6 19.Rd1 Qd6 20.Bd6 Be4+-) 19.Rb1 Bf6 20.Qc6 Bc6 21.e5 Bg7 22.Rb8 Be8 23.Bd7 (23.Bd7 Nc8 24.Bc8+-) 1–0. Kendall,Paul SW – Watson,W Peter, BCF–ch U21 Sunderland, 1966. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4)

4.Nf3 g6 5.a3 Nc6 6.ab4 Bb4 7.c3 Be7 8.d5 ed5 9.ed5 (worse is 9.Qd5 Nf6 10.Qd3 d5-/+) 9...Na5? (better is 9...Nb8+=) 10.d6+- Bf6 (10...b6 11.de7 Ne7 12.Be2+-) 11.Qd5 Nc6 (11...Ne7 12.Qa5 Qa5 13.Ra5 Nf5+-) 12.Bc4 Bc3 13.Nc3 Qf6 14.Bb2 Nb4 15.Qd2 1–0. Magellen – rmg1919, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.d4 g6)

4.Nf3 h6 5.Bd3 a6 6.0-0 d6 7.Bb2 b5 8.Nbd2 Bb7 9.Re1 Be7 10.e5 Nd7 11.Ne4 d5 12.Ned2 Nb6 13.h3 Bg5 14.Nh2 Bd2 15.Qd2 Qe7 16.Qe2 Nc4 17.Bc1 a5 18.f4 Qd7 19.Rf1 Ne7 20.Bc4 bc4 21.g4 Ba6 22.Qf2 a4 23.f5 ef5 24.gf5 0-0-0?? (24...c3 25.Re1 Qf5 26.Qf5 Nf5 27.Be3-+) 25.Bd2?? (better is 25.Rb1+=) 25...c3-+ 26.Be3 Bf1 27.Rf1 Qb5 28.Rb1 Nc6 29.Qe1 Qc4 30.Nf3 Qa2 31.Qd1 Qc4 32.Ne1 b3! 33.cb3 ab3 34.Rb3 Kc7 35.e6 g5 36.fg6 Rhg8 37.e7?? Rg6 38.Kh2 Ne7 39.Bf4 Kc6 40.Nd3 c2?? 41.Ne5+- Kd6 42.Nc4 Ke6 43.Qc2 dc4 44.Qc4 Kf6 45.Be5 Kg5 46.Rg3 (46.Rg3 Kh4 47.d5 Kh5 48.Qe2 Kh4 49.Rg6 Ng6 50.Bf6) 1–0. Alldrix (1620) – XANDERKIRV, playchess.de, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 h6)

4.f4 Ne7 5.Nf3=+ d5 6.e5 Bd7 7.a3 ba3 8.Ba3=+ Ng6 9.Bf8 Nf8 10.Bd3 Nc6 11.c4 dc4 12.Bc4 Ng6 13.g3 Nge7 14.Nc3 a6 15.d5 ed5-/+ 16.Bd5 Nd5 17.Qd5 Be6 18.Qe4 Qe7 19.Qe3 Rd8 20.0-0 Nb4 21.Qc1? Bh3-+ 22.Rd1? Qc5 23.Kh1 Nd3 24.Ne4 Qc1 25.Rac1 Nc1 26.Rc1 Bg4 27.Nh4 0-0 28.Rc7 Rd7 29.Rc3 Rd1 30.Kg2 Rc8 31.Rc8 Bc8 32.Nd6 Rc1 33.Nf3 b5 34.Nd4 b4 35.f5 a5 36.e6 fe6 37.fe6 Be6! 38.Ne6 b3 39.Nb5 b2 (39...b2 40.Na3 Ra1-+) 0–1. Maeder,Torsten – Schakel,Ralph, Schleswig Holstein–ch, 1988.

4.g3 Nf6 5.Bg2 d5 6.ed5 Nd5 7.Ne2 Nc6 8.a3 ba3 9.Ba3 Qa5 10.Kf1 Ba3 11.Ra3 Qd8 12.c4 Nde7 13.Nbc3 0-0 14.d5 ed5 15.cd5 Ne5 16.Nf4 Bg4 17.Qd4-/+ Nf3 (17...Nf3 18.Qd3 Ng6 19.Ng6 fg6-+) 0–1. Bracey,Robert – Possolo,Miguel, IECC, 1999.

4.a3 ba3

5.c3 a2 6.Ra2=+ d5 7.Nd2= de4 8.Ne4 Qd5 9.Qc2 a6 10.Ne2 Be7 11.Nf4 Qd7 12.Bd3 b5 13.0-0 Nf6 14.Re1 0-0?? 15.Nf6+- Bf6 16.Bh7 Kh8 17.Re3 g6 18.Rh3 Kg7 19.Ng6! Rh8 20.Bh6 Kh7 21.Ne7# 1–0. pierre – osvd, internet, 2010.

5.c3 Qa5 6.Ba3= Ba3 7.Ra3 Qc7 8.Bd3 Ne7=+ 9.Ne2 Ng6 10.e5 d5 11.0-0 Qe7 12.f4 Nc6 13.Ng3 Qh4 14.Qf3= Nce7 15.f5 ef5=+ 16.Bb5 Kf8 17.Bd3 Qg4 18.Nf5? Qf3 19.Rf3 Bf5 20.Bf5 Nf5 21.Rf5-/+ Ke7 22.Rf2 Rhc8 23.g3 Rc6 24.Rb2 b6 25.Ra6=+ Kd7 26.Rba2= Ne7 27.Ra7 Ra7 28.Ra7 Rc7 29.Ra3 Kc6 30.Kf2 Nc8 31.Rb3 Ra7 32.Rb2 Ra1 33.Ke3 Na7 34.Kd3 Nb5= 35.g4 g5 36.h3 h6 37.Ke3 Nc7= 38.Kd3 Nb5 39.Kd2 Nc7= 40.Ke3 Ne6 41.Kd2 Nf4 42.Ke3 Ne6 43.Kd2 Nf4 44.Ke3 Ne6 45.Kf3 Nf4 46.h4 Nd3-/+ 47.Rb3 Nc1 48.Rb4 Nd3 49.hg5?? Nb4-+ 50.e6 hg5 51.ef7 Ra8 52.cb4 Kb5 (52...Kb5 53.Nc3 Kc4-+) 0–1. De Agustin,Manuel (2065) – Llaneza,Victor, La Coruna op, 1999.

5.c3 a6 6.Na3 b5 7.Bd3 Bb7 8.Ne2 d6 9.0-0 Nd7 (9...Nf6 10.f3+=) 10.f4 (10.c4 Ngf6 11.f3 b4+=) 10...Ne7 (10...Ngf6 11.e5 de5 12.fe5+=) 11.Nc2 (11.c4 b4 12.Qb3 Rb8+=) 11...g6 12.Ne3 White intends f5 12...Bg7 13.f5 (13.Ba3 d5 14.e5 0-0+=) 13...0-0 (13...gf5 14.ef5 e5 15.Re1-/+) 14.fe6+= fe6 15.Nf4 Bh6 (better is 15...e5 16.Qb3 Kh8=) 16.Ne6+/- Rf1?? (16...Be3 17.Be3 Rf1 18.Qf1+/-) 17.Qf1 (better is 17.Nf1 Qb6 18.Bh6+-) 17...Qc8 (better is 17...Be3 18.Be3 Qc8+/-) 18.Ng4+- Bc1? 19.Qc1 Nf8 20.Nh6 Kh8 21.Nf7 Kg8 22.Nd6 Qe6 23.Nb7 Nd7 24.e5 Ne5? 25.Qe3+- Qb6?? 26.Qe5 Qb7 27.Be4 Nc6 28.Qe6 Kg7 29.Bc6 Qb6 30.Qe7 (30.Qe7 Kh6 31.Ba8 Qd8 32.Qd8 Kg7 33.Ra6 h5 34.Qf6 Kg8 35.Ra7 b4 36.Bd5) 1–0. Uhoda,Philippe (2155) – Uylenbroeck,Roland, Leuven op, 1994. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3)

5.c3 a6 6.Na3 d6 7.f4 (7.Bd3 Nf6=+) 7...Nd7 (7...b5 8.c4 Nf6 9.Bd3-/+) 8.Nf3 b6 9.Bd3 Bb7 10.0-0 Be7 11.Ng5 h6 12.Qh5 g6 13.Qh3 Bf6 (13...b5 14.Be3=+) 14.Ne6= fe6 15.e5 Bg7 (15...Nf8 16.ef6 A) 16...Qf6? 17.Nc4 Rd8 18.Ba3+- (18.Nb6?! Ne7+-); B) 16...Nf6=) 16.Nc4+- Bd5 (better 16...Ke7 17.Nd6 Qb8 18.Qh4 Bf6+-) 17.Nd6 Kf8 (17...Ke7 18.Ba3 Qb8+-) 18.c4 (18.Ra6?! Ra6 19.Ba6 Ke7+-; 18.Bg6 Qc7 19.f5 Be5 20.fe6 Ngf6 21.de5 Ne5+-; 18.Ba6?! b5+-) 18...Bc6 (18...Bg2 19.Kg2 Ke7 20.Ba3+-) 19.Ba3 (worse 19.Qe6 Qe7 20.Qg6 Ngf6+-) 19...Ne7 (19...Nc5 20.dc5 Qd7 21.Bg6 Ne7+-) 20.Qe6 (20.Qe6 Qe8 21.Ne8+-) 1–0. Gietl,Thomas (2320) – Lutz,Dieter (2190), 50st Mittelfranken–ch HT, 2001. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3)

5.c3 Qc7 6.Bd3 a6 7.Ne2 b5 8.Ba3 Ba3 9.Na3 Bb7 10.Qd2 Ne7 11.0-0 d6 12.f4 Nd7 13.Ng3 0-0 14.Kh1 Rac8 15.Rac1 Qa5 16.Nb1 Rfd8 17.f5 ef5 18.Nf5 Nf5 19.Rf5 Re8 20.Rcf1 f6 (20...Be4?! 21.Rf7 Bd3 22.Qd3=) 21.Qe2 Qc7 22.Qg4 ½–½. Pram,Imre (2080) – Voros,Sandor (2055), HUN–chT2 Breyer, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3 5.c3 Qc7)

5.c3 f5 6.e5 (6.ef5 ef5 A) 7.Bd3 Be7 (7...Nf6 8.Nf3 Be7 9.0-0 0-0+= 0.36) 8.Nf3 d5 9.0-0 Nf6+= 0.36; B) 7.Bb5 Nf6 (7...a6 8.Bd3 Nf6 9.Nf3 Qe7+= 0.33) 8.Nf3 a6 9.Bd3 Qe7+= 0.33; C) 7.Nf3 Nf6 (7...Be7 8.d5 Bd6 9.Na3 Nf6+/- 0.77) 8.Bd3 d5 9.0-0 Be7+= 0.36) 6...d6 (6...Nc6 A) 7.Bc4 d5 (7...d6 8.ed6 Bd6 9.Nf3 a2+= 0.29) 8.ed6 Bd6 9.Nf3 a2+= 0.29; B) 7.Nf3 d6 8.Bb5 a2 9.Nbd2 Bd7+= 0.39; C) 7.Ba3 d6 8.ed6 Bd6 9.Nf3 Nf6+= 0.43; 6...a2 A) 7.Nd2 Nc6 (7...d5 8.Nh3 Bd7 9.Nf4 Nh6+= 0.34) 8.Ra2 d6 9.ed6 Bd6= 0.24; B) 7.Na3 b6 (7...d6 8.Nf3 Nc6 9.ed6 Bd6= 0.24) 8.Ra2 Bb7 9.Nh3 a6= 0.21; C) 7.Ra2 d5 (7...d6 8.Nf3 Nc6 9.Qb3 d5+= 0.44) 8.Na3 a6 9.Nf3 Nc6+= 0.34) 7.Nf3 (7.Qh5 g6 8.Qe2 de5 9.Qe5 Nf6= 0.20; 7.ed6 Bd6 (7...Nf6 8.Nf3 a2 9.Ra2 Bd6= 0.24) 8.Nf3 a2 9.Qa4 Nc6= 0.14) 7...Nc6 8.Bb5 Bd7 (8...a2 9.Na3 a6= 0.14) 9.Ba3 (9.Na3 de5+= 0.35) 9...de5 (9...Ne5= 0.14) 10.Bc6 Bc6 11.Ne5 Nf6 (worse is 11...Bg2 12.Rg1 Qd5 13.f3 Bf3 14.Nf3 Qe4 15.Kf2+/-) 12.Bf8 Kf8 13.Nc6 bc6 14.Ra6 Qd5 15.0-0 Kf7 16.Qa4 Rhc8 17.Ra7 Ra7 18.Qa7 Qd7 19.Qa6 Ne4 20.f3 Nd6 21.Nd2 Nb5 (21...c5!? 22.f4 cd4=) 22.Nc4+= Qe8 23.Rb1 Kf6 24.Rb5 (better is 24.Qa1!?+/-) 24...cb5= 25.Nd6 Qc6 26.Qc8 Qd6 27.g3 b4 28.Qc4 bc3 29.Qc3 Qd5 30.Qe3 g5 31.h4 h6 32.Kf2 Qa2 33.Kg1 Qb1 34.Kf2 Qc2 35.Kg1 Qb1 ½–½. Dulinski,Jacek – Probola,Bartosz, 53. Zlota Wieza, 2011. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3 5.c3)

5.c4 Bb4 6.Bd2-/+ Bd2 7.Qd2 d5 8.e5 dc4 9.Bc4= Nc6 10.Ne2 Nge7 11.Ra3 0-0 12.0-0 Nf5 13.Rd3 a6 14.f4 b5-+ 15.Bb3 a5 16.g4 Nh6 17.h3 a4 18.Bc2 b4 19.f5 ef5 20.g5 b3 21.Bd1 Qa5?? 22.Qf4 Qb5 23.Rg3 Bd7? 24.gh6+/- g6 25.Qg5?? f6= 26.ef6 Rf7? 27.Nf4 Nd4?? 28.Ng6!+- Ne6 29.Ne7 Kh8 30.Qg7! Ng7 31.fg7 Rg7 32.hg7# 1–0. Greco – NN (year?).

5.Nf3 Qa5 6.c3 Nf6 7.Qc2 (7.e5 a2 8.ef6 ab1Q 9.Ra5 gf6+=) 7...Be7 (7...Ne4 8.Qe4 a2 9.Qe3 ab1Q 10.Rb1-/+) 8.Na3? (better is 8.e5 Nd5 9.Bd3+=) 8...Qh5?? (better is 8...Ne4 9.Bb2 d5-+) 9.Nc4 (9.Nb5 Kd8 10.Ne5+/-) 9...0-0? (better is 9...Nc6 10.Bf4 Qg4=) 10.Nb6!+- ab6 11.Ra8 Na6 12.Be2 (12.e5 Ng4+-) 12...Qa5 (12...Qg6!?+/-) 13.0-0 b5 14.Bg5 Qb6 15.e5 Nd5 16.Be7 Ne7 17.Ng5 g6 18.Rb1 Qd8 19.Ne4 Nc6 20.Nf6 Kg7 21.Bb5 Qe7 22.Bc6 dc6 23.Ra1 Qc7 24.h4 h5 25.Qd2 Qb6 26.Qg5 Qb2 27.Nh5 Kh7 28.Nf6 Kg7 29.Rf1 Rh8 30.h5 Qc3 31.h6! Rh6 32.Rc8 Qd4 33.Rg8 1–0. Persante,Robert – Fernandez Aguero,Marcelo, Dos Hermanas Internet qual–D, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3)

5.Ba3 Ba3

6.Ra3 Nc6 7.c3 Nge7 8.Bd3 0-0 9.Nf3 d6 10.0-0 Bd7 11.Re1 Ng6 12.Qd2 h6 13.Ra1 Qf6 14.Na3 a6 (14...e5!?+=) 15.Nc4= Qe7 16.e5 de5 17.Bg6 fg6 18.Nce5 Ne5 19.Ne5 (worse is 19.de5 Bc6 20.Nd4 Bd5+=) 19...Qe8 20.Rab1 b5 21.Qd3 g5 22.Re3 Bc8 23.d5 (23.c4 Bb7=) 23...Rf6 (23...ed5!? 24.Rbe1 Bf5 25.Qd5 Kh7+=) 24.d6= Bd7 25.Qe4 Rb8 26.Qd4 Rd8 27.Qa7 Bc8 28.Rd1 Bd7 29.Qa6 Qh5 30.Rde1 Bc8? 31.Qc6+- Qh4 32.g3 Qh3 33.d7 Bd7 34.Nd7 Rf7 35.Nc5 Rdf8 36.Qe6 Qh5 37.Nd7 Rd8 38.Ne5 Kh7 39.Qf7 Qh3 40.Qg6 Kg8 41.Nf7 Rf8 42.Re8 Qd7 43.Nh6 (43.Nh6 Kh8 44.Rf8) 1–0. Lorkiewicz,Ziemowit – Barmuta,Bartosz, Rewal op–B Poland, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3 5.Ba3 Ba3)

6.Ra3 Nc6 7.c4 Nf6 8.e5=+ Ng8 9.f4 Nh6 10.Nf3 0-0 11.d5 ed5 12.cd5 Ne7 13.d6=+ Ng6 14.Qd2= Qb6 15.Nc3 Nf5 16.Nd5+/- Qb1 17.Kf2 b6? 18.Rg1 Qe4 19.Nc7 Rb8 20.Bd3 (20.Bd3 Nd6 21.ed6 Qf4 22.Bb5+-) 1–0. Greco – NN, (year?).

6.Ra3 d6 7.Bd3 e5 8.c3 Nf6 9.Ne2 Nc6 10.0-0 0-0 11.Nd2 Qe7 12.h3 (12.d5!? Nd8 13.Qa1+=) 12...d5-/+ 13.Qb3 de4 14.Ne4 ed4 15.Nf6 Qf6 16.cd4 Nd4 17.Nd4 Qd4 18.Rd1 Qf6 19.Be4 a6 20.Qb1 g6 21.Rf3 Qe7 22.Re1 Qc7 23.Rg3 Rb8 24.h4 Re8 25.h5 b5 (better is 25...Bd7!?-/+) 26.hg6= hg6 (26...fg6? 27.Bd5 Be6 28.Be6 Kh8 29.Qa1 Qg7 30.Qa6+-) 27.Rg6 (27.Bg6 Re1 28.Qe1 Be6 (28...fg6?? 29.Qe8 Kg7 30.Rg6 Kh7 31.Qg8) 29.Bf5 Qg3 30.fg3 Bf5+-) 27...fg6+= 28.Bd5 Kf8 29.Qb4?? Re7-+ 30.Re7 Qe7 31.Qf4 Kg7 32.Qb8 Qe1 33.Kh2 Qc3 34.Qa7 Kh6 35.Qe7 Qd4 36.Qf8 Qg7 37.Qc8+= Qe5 38.f4 Qd5?? 39.Qh8 1–0. Malaczek,Mateusz (1795) – Adamowicz,Katarzyna (2120), Lazy op–A 5th Poland, 2009. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 ba3 5.Ba3 Ba3)

6.Na3 Qa5 7.Qd2 Qd2 8.Kd2 Nf6 9.Nb5 Na6 10.Nd6 Ke7 11.e5 Ne8 12.Ba6 ba6 13.Nc8 Rc8 14.Ra6 Nc7 (14...Ra8!?+=) 15.Ra7+/- Nb5 16.Ra4 Nc3 17.Ra1 Rc4 18.Nf3 Rhc8 19.Ra5 Rb4 (better is 19...Ne4!? 20.Ke3 f5=) 20.Rc1+/- Rb2 21.Ne1 Na2 (21...Rb4!? 22.Kd3 Nd5+=) 22.Nd3 Nc1 23.Nb2 Ne2 24.Rc5 (24.Ke2?! Rc2 25.Ke3 Rb2+=) 24...Rc5 25.dc5 Nd4 26.Nd3 Nc6 27.Kc3 f6 28.f4 fe5 29.Ne5 Nb8 30.Kc4 Kf6 (better is 30...Nc6!?+/-) 31.Kb5+- g5?? (31...Kf5 32.Kb6 Kf4 33.Nd3 Kf5+-) 32.Nd7! Nd7 33.c6 gf4 34.cd7 Ke7 35.Kc6 Kd8 36.Kd6 e5 (36...f3 37.gf3 e5 38.c4 h6 39.c5 h5 40.c6 e4 41.c7) 37.c4 e4 38.c5 (38.c5 f3 39.c6 fg2 40.c7) 1–0. Krustev,Goran (2055) – Dimitrova,Asenia (1800), Sofia Hemus op, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3)

6.Na3 d5 7.e5 Ne7 8.Nb5 0-0 9.Bd3 Nbc6 10.c3 Bd7 11.Qb1 g6 12.h4 f5 13.ef6 Rf6 14.h5 e5 15.hg6 hg6 16.Qc1 Qf8 17.Qg5 e4 (17...Rf2? 18.Qh4 (18.de5?! Qf4 19.Qf4 Rf4=) 18...Qf6 19.Qf2 Qf2 20.Kf2 Rf8 21.Ke3+-) 18.Be2 Rc8 19.f3 (better is 19.Qh4!? Qg7 20.Qh2= (20.Na7? Ra8-+)) 19...a6+= 20.fe4 ab5 21.ed5 Nd8 22.Nf3 Rf5 23.Qh4?? (better is 23.Qg3 Rc3 24.d6-/+) 23...Rh5 24.Qh5 gh5 25.Rh5 Qf4 26.Ne5 Nd5 27.Nd7 Qg3 (27...Qg3 28.Kd1 Nc3 29.Kc2 Na4 30.Rc5 Rc5 31.Bc4 Rc4 32.Kd1 Nb2 33.Ke2 Rc2 34.Kf1 Qf2) 0–1. Krustev,G (2005) – Petrov,Vl4 (2025), MGU–10 Open, Sofia BUL, 2010. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3)

6.Na3 d6 7.Qd2 (7.Nb5 Nc6=) 7...Ne7 8.Bd3 0-0 9.Ne2 Bd7 10.0-0 Nbc6 11.Nb5 Nc8 12.f4 f6 13.c4 e5 14.d5 N6e7 15.Qb4 a5 16.Qd2 b6 17.f5 Bb5 18.cb5 Na7 19.Rf3 Rc8 20.Ng3 (20.Nc3 Qc7 21.Na4 Rb8=) 20...Rc5-/+ 21.Rb1 Qd7 22.Nh5 Nec8?? (better is 22...Rf7-/+) 23.Rg3+- Rf7 (better is 23...Kh8 24.Rg7 Qg7 25.Ng7 Kg7+-) 24.Rg7! Kf8 (24...Rg7 25.Nf6 (25.Qh6)) 25.Nf6! Qc7 26.Rg8 Ke7 27.Re8 (27.Re8 Kf6 28.Qh6) 1–0. Emerson (1840) – XANDERKIRV, playchess.de, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3)

6.Na3 Nf6 7.Nb5 d5 8.e5 Ne4 9.Qg4 (9.Ra7?? Ra7 10.Bd3 Qa5 11.Kf1 Ra8-+) 9...0-0 10.f3 (10.Ra7?? Ra7 11.Bd3 Qa5 12.c3 Nc3 13.Bh7 Kh8-+; 10.Na7?? Qb6 11.Nf3 Qb4 12.Ke2 Qb2-+) 10...f5 11.Qf4 g5?? (better is 11...Ng5+=) 12.Qe3 f4 13.Qd3 Bd7 14.fe4 Bb5 15.Qb5 Nc6 (15...de4 16.c3 Qd5+-) 16.c3 de4 17.Qb7 Nd4 18.Qe4 (18.cd4 Qd4 19.Ra3 Rab8-/+) 18...Nf5? (18...Nb3 19.Rd1 Nc5 20.Rd8 Ne4 21.Ra8 Ra8+-) 19.Bc4 Qc8 (19...Ne3 20.Be6 Kh8 21.Ne2+-) 20.Ra6 Kh8 21.Rc6 Qb7 22.Be6 Ne3 23.Ne2 Rae8 24.Ba2 (24.Nd4 Qb2 25.Rc7 Ng2 26.Kf1 Ne3 27.Kg1 Qc1 28.Kf2 Qb2 29.Ne2 Nf5+-) 24...Rc8? (24...Rd8 25.Nd4 Rd4 26.cd4 Qb4 27.Ke2 Qb2 28.Kd3 Qa2 29.Rhc1 Qb3 30.Ke2 Qa2 31.R6c2 Nc2 32.Rc2+/- (worse is 32.Qc2 Qd5 33.Qc6 Qd4-/+)) 25.Rc4 Qe7? 26.Rb4 Rc7 27.e6 Rf6? 28.h4 Qd6 29.Rd4 Qe7 30.hg5 Rf8 31.Kf2 Qg5 32.Rd7 Ng4 33.Ke1 Rd7 34.ed7 Nf6 35.Qd4 (35.Qd4 Rd8 36.Be6+-) 1–0. Krustev,Goran (2055) – Klain,Petar, Sofia Hemus op, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3)

6.Na3 Nf6 7.Bd3 0-0 8.Ne2 Qa5 9.c3 Nc6 10.Nc4 Qc7 11.0-0 (11.e5!? Ne8 12.Qc2+=) 11...d5 12.ed5 ed5 13.Ne3 Ng4 14.Ng3 Ne3 15.fe3 Ne7 16.Qc2 Ng6 17.Nh5 Qd6 18.Nf4 Nf4 19.Bh7 Kh8 20.Rf4 g6 21.Rh4? (21.Bg6!? fg6 22.Rf8 Qf8 23.Qg6=) 21...Kg7 (21...Qe7!? 22.g3 Kg7 23.Qe2-+) 22.Rf1 Rh8 23.Bg6? (23.Qf2 Qe7-+) 23...Qg6 (better is 23...Rh4 24.g3 Rh6 25.Bd3-+) 24.Qf2 Rh4 25.Qh4 Be6 26.Qf4 Rh8 27.Qe5 Kh7 28.Rf4 Qb1 29.Rf1 Qe4 30.Qh5 Kg7?? (better is 30...Kg8 31.Qg5 Qg6-+) 31.Qg5= Qg6 32.Qe5 ½–½. Touati,Bruno (1680) – Lebhertz,Cedric (1820), Paris Apsap op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 ba3 5.Ba3 Ba3)

5.c3 d5

6.e5 Nc6 7.Na3 a6 8.Bd3 Qc7 9.Ne2 f6 10.ef6 Nf6 11.Bf4 Qd8 12.Nb5= Kf7 13.Ng3 Bd7 14.Bc7 Qe7 15.0-0= Kg8 16.Bf4 Ne8 17.Re1 Qf7 18.Nc7?? Rc8-+ 19.Ne6 Be6 20.Re6 Qf4 21.Bf5 g6 22.Qb3 Rd8 23.Qb7=+ gf5 24.Qc6 Ng7 25.Re5 h5 26.Nf5+/- Qe5?? 27.de5+- 1–0. Jurkovic,Hrvoje (2370) – Gomboc,Miha (2115), Oberwart op, 1999.

6.e5 Nc6 7.Bd3 Bd7 8.Ne2 Nge7 9.Na3 Ng6 10.0-0 Be7 11.Ng3 0-0 12.Qh5 Qa5 13.Ne2 Be8 14.Qh3 f5 15.ef6= Rf6 16.Bg5 Rf7 17.Nb5 Qd8 18.Be7 Qe7 19.Rfe1 Rf6=+ 20.c4 dc4 21.Bc4 Bf7 22.Qg3 a6 23.Nbc3 Rd8 24.Qe3 Nb4 25.Rec1 Nd5-/+ 26.Qd2 Nc3 27.Qc3 Nf4 28.Qe3 Qd6 29.Nf4 Rf4-+ 30.Rcb1 Rd4 31.Be2 b5 32.h3 e5 33.Ra5 Rb8 34.Rba1 Rb6 35.Qc3 Bc4 36.Bf3 h6 37.Bg4 b4 38.Qg3 Bb5 39.Rb1 Rc6 40.Qb3 Kh8 41.Rba1 Qc7 42.Qe3 Rc3 43.Qe1 Rd8 44.Be2? b3 (44...b3 45.R5a3 Be2 46.Qe2 Rc1 47.Kh2 e4 48.g3 e3 49.Rc1 Qc1 50.Rb3 ef2 51.Qf2 Rd2-+) 0–1. Haub,Thorsten Michael (2310) – Goldin,Alexander (2540), Berliner Sommer, 1993.

6.e5 Nc6 7.Bd3 Nge7 8.Na3 Nf5 9.Nf3 Be7 10.Nb5 0-0 11.g4 Nh4 12.Nh4 Bh4 13.g5 Bg5 14.Qh5 h6 15.Rg1 f5 (15...Bc1 16.Rc1 f5 17.Qh6+=) 16.Bg5 hg5 17.Rg5 (worse 17.Qg5 Qg5 18.Rg5 a5+=) 17...Bd7 (better 17...Qe7!?+/-) 18.Nd6 Be8? (18...Qe7 19.Qh6 Rfd8+-) 19.Qh6 (19.Nb7 Qc7 (19...Bh5?! 20.Nd8 Rad8 21.Rh5=) 20.Qh6 Ne5 21.Qe6 Rf7 22.de5 Qc3 23.Kf1 Qa1 24.Kg2 Qc1 25.Rf5 Qh6 26.Qh6 gh6 27.Rf7 Kf7 28.Nd6 Ke6-+) 19...Qe7 20.Kd2 Rd8 21.Rag1 Rd7 22.Rg7 Qg7 23.Qe6 (worse 23.Rg7 Rg7 24.Qe6 Bf7 25.Nf7 Rgf7 26.Qd5 Kg7+-) 23...Bf7 (23...Kh8 24.Rg7 Rd6 25.Qd6 Kg7 26.Qd5 Rf7+-) 24.Rg7 Kg7 25.Qd7 (25.Qd7 Ne7 26.Qe7 a6 27.Nf5 Kh7 28.Qf8 Bg6 29.Qg7; 25.Nf5 Kg8 26.Nh6 Kg7 27.Qf6) 1-0. Grabinsky,V (2215) - Sergienko,S (2335), Titled Tuesday, 2021. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 e6 5.c3)

6.e5 Qc7 7.Bd3 Nc6 8.Na3? (better 8.Ba3 f6 9.Bf8 Kf8 10.f4=) 8...Ne5!-+ 9.Nb5 (9.de5 Qc3 Double attack) 9...Nd3 10.Qd3 Qb8 11.Ne2 Bd6 12.Qe3 Ne7 (12...Bh2?! 13.f4 a6 14.Qe5 Qe5 15.de5 Bf4 16.Nf4=) 13.Qg5 Ng6 (13...Bh2?! 14.f4=) 14.Nd6 Qd6 15.Ba3 Qc7 16.0-0 f6 17.Qh5 Kf7 18.f4 Bd7 19.Rf3 Bb5 20.Ng3 Rad8 (20...Kg8 21.Bc1-+) 21.Re1 (21.Bc1 f5-/+) 21...Rhe8 22.Nh1 (22.Rb1!? Bd7 23.Ne2-/+) 22...Kg8 23.Rh3 Qf4 (23...Qf4 24.Qh7 Kf7-/+) 0–1. Gurkin,Anton (2175) – Davydov,Sergey P (2340), Moscow Open A, 2009. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 e6 5.c3 d5)

6.e5 Be7 7.Qg4 g6 8.Bd3 h5 9.Qf3= Nc6 10.Ne2 Nh6 11.Ba3 Ba3 12.Na3+= Qe7 13.0-0 Bd7 14.Rfb1 b6 15.Nb5 0-0 16.Qe3 Nf5 17.Bf5 ef5? 18.Nc7+- Rac8? 19.Nd5 Qd8 20.Qh6 f6 21.Qg6 Kh8 22.ef6 Rf6 23.Nf6 Qe7 24.Qh6 (24.Qh6 Qh7 25.Qh7#) 1–0. marekt – akbardoc, chessworld.net, 2008.

6.e5 Ne7 7.Bd3 Nec6 8.Na3 Be7 9.Qg4 Kf8 10.Ne2 f5 11.Qf3 g6 12.g4 Na6 (12...Kg7!?=) 13.Nb5 Nc5 14.Bc2 (14.dc5 Ne5 15.Qg3 Ng4 16.0-0+/- (worse is 16.Ra7 Ra7 17.Na7 Bc5+=)) 14...Ne4+= 15.Nf4 Qb6 16.Rb1 Bb4 17.gf5 gf5 (worse is 17...Qb5 A) 18.Rb4 Nb4 19.Ng6 Ke8 (19...hg6? 20.fg6 Ke8 21.Qf7 Kd8 22.Be4+-) 20.Be4 A1) worse is 20...hg6 21.fe6 Be6 22.Qf6 de4 23.Qe6 (23.Qh8 Kd7 24.Qh7 Kc6 25.cb4 Qb4 26.Kf1 Qb3-+) 23...Kd8 24.Bg5 Kc7 25.Qd6 Kc8 26.cb4=; A2) 20...de4-/+; B) worse is 18.cb4 Nd4 (worse is 18...ef5 19.Be4 de4 20.Qc3+=) 19.Qd1 Qc4-/+; C) 18.fg6 Ke8 19.g7+/- (worse is 19.cb4 Nd4 20.Qd1 Qc4+=)) 18.Qd3 Bc3 19.Nc3 Qd4 20.Qd4 Nd4 21.Ne4 Nc2 22.Kd1 fe4 23.Kc2 Rg8 24.h4 b6 25.Be3 Kf7 26.Kd2 Ba6 27.Nh3 h5 28.Nf4 Rgd8 29.Bd4 Rdc8 30.Nh5 Rc4 31.Ke3 Rc2 32.Nf6 (32.Rbg1 Rh8 33.Rg7 Kf8 34.Ra7 Rh5 35.Ra6 Rf5+-) 32...Bc4 33.h5 1–0. Zherebukh,Yaroslav (2370) – Bogdanovich,Stanislav (2190), EU–ch U14 Herceg Novi, 2006. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 e6 5.c3 d5)

6.e5 f6 7.Nf3 f5 8.Na3= a6 9.Nb5 Bd7 10.Bg5 Qb6 11.Qb3 Bb5 12.Bb5 Nd7?? 13.Bd7+- Kd7 14.Qb6 Be7 15.Qb7 (15.Qb7 Kd8 16.Qa8 Kc7 17.Rb1 Bb4 18.Rb4 Kd7 19.Qa7 Ke8 20.Rb8#) 1–0. pierre – oppoqop, internet, 2010.

5.c3 Nf6

6.Bd3 Nc6 7.Na3 e5 8.Ne2 ed4 9.cd4 a6 10.0-0+= Be7 11.e5 Nd5 12.Be4 Ndb4 13.Nc4+/- 0-0? 14.d5+- Ne5 15.Ne5 Bf6 16.Bb2 d6 17.Qd2 de5 18.Qb4 Be7 19.Qb3 Bg4 20.Ng3 Rc8 21.Be5 Bf6 22.Bf6 Qf6 23.Qb7 Qc3 24.h3 Be2 25.Ne2 Qc7 26.Qa6 Ra8 27.Qa8 Ra8 28.Ra8 Qb8 29.Rb8# 1–0. pierred (2750) – zeca (1795), net–chess.com, 2009.

6.Bd3 d5 7.e5 Nfd7 8.Ba3 Ba3 9.Na3 a6 10.Nb5 0-0 11.Nh3 Qh4 12.0-0 Nc6 13.f4 f6 14.Nc7 (14.Nc7 Ra7 15.Ne6+=). pcmvr (2735) – diggitus (2325), net–chess.com, 2007.

6.Bd3 Be7 7.Na3=+ 0-0 8.e5= Nd5 9.Nb5 a6 10.Nf3 Qb6 11.0-0+/- Nc6 12.c4 Nc7? 13.c5+- Nd5 14.cb6 Nb6 15.Nc7 Rb8 16.Ba3 Ba3 17.Ra3 Nb4 18.Bh7 Kh7 19.Ng5 Kg8 20.Qh5 (20.Qh5 Rd8 21.Qf7 Kh8 22.Rh3#) 1–0. solejukowa – solejuk, rancho, 2009.

6.Bd3 Be7 7.Na3 a6 8.e5= Nd5 9.Nb5 0-0 10.Nf3 Nc6 11.0-0 Rb8 12.c4 Ndb4 13.Nd6 Bd6 14.ed6 Qf6?? 15.Bg5+- 1–0. marre – oppo, internet, 2010.

6.Bd3 Be7 7.Ne2 0-0 8.0-0 d6 9.Na3 b6 10.Ng3 Bb7 11.f4 d5 12.e5 Ne4 13.Qe1 Ng3 14.Qg3 g6 15.Nc2 Kh8 16.Qh3 Nd7 17.f5 ef5 (17...gf5 18.Rf5 Bh4 19.Rf4+-) 18.Rf5 Bc8 (better is 18...Nc5 19.dc5 Bc5 (19...gf5?? 20.Qf5 Bc5 21.Kh1+-) 20.Rf2 Bf2 21.Kf2 Qc7=) 19.Bh6?? (better is 19.Qh6 Rg8 20.Rf7+-) 19...gf5-+ 20.Ne3 (20.Qf3 Nb8 21.Bf8 Bf8 (21...Qf8? 22.Qd5 Nc6 23.Qc6+-) 22.Bf5 Be6-+) 20...Rg8 21.Nf5 Nf8 22.Qf3 Be6 23.Kh1 a5 24.g3 Rc8 25.Rc1 Bg5 26.Qh5 Bc1 27.Bc1 Rc3 28.Qd1 Qc8 29.Bd2 Rd3 (29...Rd3 30.Nd6 Qc3 31.Bc3 Rd1 32.Kg2 Rc1-+) 0–1. Hammerlein – Brustkern, M–Class corr, 1996. (=1.e4 c5 2.b4 cb4 3.a3 ba3 4.d4 e6 5.c3 Nf6)

4.a3 d5

5.ab4 de4 6.c3 Nf6 7.f3 e3 8.Be3= Be7 9.Bd3 0-0 10.Qc2 Nbd7 11.h4 e5 12.Nh3 ed4 13.Bd4= Bd6 14.Ng5 h6 15.Nd2 Ne5 16.0-0-0 Nd3 17.Qd3 Bf4 18.g4?? hg5-+ 19.hg5 Bg5 20.Kb2 a5 21.Qc2 ab4?? 22.Bf6-/+ bc3 23.Bc3 Qb6 24.Nb3 Qg6 25.Qh2 f6-/+ 26.f4 Bh6 27.f5+= Qe8 28.Qg2?? Qc6 29.Qd5 Qd5=+ 30.Rd5 Ra4 31.Rg1 Re8 32.Nc5 Rf4 33.Rg2 b6-/+ 34.Nd3 Rf1 35.Rd6 Bb7 36.Rh2 Be4 37.Re2=+ Rd1 38.Re4 0–1. Helin,M (2065) – Lonngren,T (2060), Solett Open Skelleftea SWE, 2001.

5.Nd2 ba3 6.Ba3 Ba3 7.Ra3 de4 8.Ne4 Nf6 9.Bb5 Bd7 10.Nd6 Kf8 11.Nb7?? (better is 11.Bd7 Qd7 12.Nc4-/+) 11...Qb6-+ 12.Bd7 Qb7 (12...Nbd7?! 13.Rb3 Qc6 14.Nf3+=; 12...Nfd7?! 13.Rb3 Qc7 14.Nf3=) 13.Qf3 Qf3 14.Nf3 (14.gf3?? Nbd7 15.Ne2 Nb6-+) 14...Nbd7 15.Ke2 Ke7 16.Rha1 Rhc8 17.Ne1 Rc7 18.Rc1 a5 19.c4 a4 20.f3 Rb7 21.Rc2 Rb3 22.Rca2 Nb6 23.c5 Ra3 24.Ra3 Nc4 25.Rc3 a3 26.Nc2? Nb2 27.Na1?? Nd5 28.Rc1 Kd7 29.g3 Kc6 30.f4 Rb8 31.Kd2 a2 32.Rc2 Rb4 33.Ke2 Na4 34.Rd2 Rb2 35.Rb2 Nb2 36.Kd2 Kb5 37.Kc2 Nc4 38.Kb3 Nb4 39.h3 Nd2 40.Kc3 Ne4 41.Kb2 Ng3 42.Nb3 Ne2 43.f5 ef5 44.d5 Nd5 45.Ka2 f4 46.Kb2 f3 47.Kc2 f2 48.Nd2 Kc5 49.Ne4 Kd4 50.Nf2 Ke3 51.Ng4 Kf4 52.Kd3 Ng1 53.Nf2 Kf3 54.Nd1 Nh3 55.Kd4 Ndf4 56.Nb2 g5 57.Nc4 g4 58.Ne5 Kg3 59.Nf7 Kf2 60.Ne5 g3 61.Ng4 Ke2 62.Ne3 g2 63.Ng2 Ng2 64.Ke4 Nhf4 65.Kf5 h5 66.Kg5 Kf3 0–1. jimmiels (1760) – jacamabe (1750), gameknot.com, 2013. (=1.e4 c5 2.b4 cb4+= 3.a3 e6 4.d4 d5)

5.Bd3 Nc6 6.Nf3 de4 7.Be4 Nf6 8.Bc6 bc6 9.0-0 ba3 10.Ba3=+ Ba3 11.Ra3 0-0 12.Re1 Qc7 13.c4 Rd8 14.Nc3 Bb7 15.c5=+ a5 16.Ne2 Ba6-/+ 17.Nc1 Bc4 18.Nb3 Rdb8 19.Qc2 Bd5 20.Ne5 Rb4 21.f3 a4-+ 22.Rb1 Bb3 23.Rbb3 Rd4 24.Nc4 Rad8 25.Ra4 Rd1 26.Kf2 Qh2?? 27.Qd1= Qh4 28.Ke2 Nd5? 29.Nd6?? Qa4-+ 30.Qc1?? h5 31.Kf2?? Qd4 32.Kf1 Qc5 33.Nb7 Qc4 34.Ke1 Nc3 35.Qc2?? Rd1 36.Kf2 Qh4 37.Ke3 Qe1 38.Kf4 Rd4 39.Kg5 Qe5 (39...Qe5 40.Qf5 Qf5#) 0–1. Calderon,Nicolas – Vasquez,Rafael (1855), Bogota COL, Mayores Distrital, 2011.

5.Bd3 Nc6 6.Nf3 Nge7 7.0-0= g6 (7...de4 8.Be4 f5 9.Bd3=) 8.e5 (8.ab4 Nb4 9.Nc3 Bg7=) 8...Bg7 9.c3 bc3 10.Nc3 0-0 11.Be3 b6 (11...Nf5 12.Bf5 ef5 13.Qb3=) 12.Nb5 (12.Rc1 Nf5=) 12...f6=+ 13.ef6 Rf6 14.Ne5 (14.Rc1 a6 15.Nc3 Bb7=+) 14...Ne5 (14...a6!? 15.Nc3 Qd6=+) 15.de5= Rf8 16.f4 Ba6 17.Rc1 Qd7 (17...Nf5 18.Bf2 Bb5 19.Bb5=) 18.Rc7 (18.Qa4 Bb5 19.Bb5 Qd8+=) 18...Qd8= 19.Qc2 (19.Rc1 Nf5 20.Bf2 Bb5 21.Bb5 Qe7=+) 19...Rc8 (19...d4 20.Bd2=) 20.Rc1 (20.Rc8 Qc8 21.Qa4 Bb5 22.Bb5 Qc3=) 20...Rc7=+ 21.Qc7 Qc7 22.Rc7 (22.Nc7?? Bd3 23.Ne6 Rc8-+) 22...d4 (22...Nf5 23.Bf2 Rf7 24.Rc6=) 23.Bd2 Nd5 24.Ra7 Bb5 25.Bb5 Nf4 26.g3 Nd5 27.Bd7 Ne3 28.Be6 Kh8 29.Rf7 Rf7 30.Bf7 ½–½. Adamala,Jacek – Qasem,Muhamad Mody, European Youth Chess Championship U8, 2016. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5)

5.ed5 ed5 6.Nf3 Nc6 7.Bb5 Qe7 8.Be2 =+.

5.e5 b3 6.Bb5 (6.cb3 h6=) 6...Nc6 7.Bc6 bc6 8.cb3 Qa5 (8...Ne7 9.Bb2+=) 9.Nd2 (9.Bd2!? Qc7 10.Nc3=) 9...Qc3+= 10.Ra2 (10.Rb1 Qd4 11.Qe2 Qb6-/+) 10...Qd4-/+ 11.Ne2 (11.Ngf3 Qd3-/+) 11...Qb6 (11...Qe5 12.Nf3 Qc7 13.Bf4 Qa5 14.Bd2-/+) 12.0-0 Ne7 13.b4 (13.Nf3 a5-/+) 13...h5 (13...a5 14.Qa4-/+) 14.Nf3 Nf5 15.Ned4 Nd4 16.Nd4 Ba6 17.Re1 Bc4 18.Ra1 (18.Rb2 h4+=) 18...Be7 19.Be3 Qc7 20.f4 (20.Rb1 a6+= (20...Qe5?! 21.Nc6 Qc7 22.Ne7 Qe7 23.Bc5+=)) 20...g6 (better is 20...a5!?-/+) 21.Qa4 Rc8 22.Rac1 Kf8 23.Nb3 Bb3 24.Qb3 Kg7 25.Bc5 Bc5 26.Rc5 Rhd8 27.Rec1 Qb6 28.Kf1 Qa6 29.Ke1 d4 30.Ra5 Qb7-/+ 31.Qf3 d3 32.Kd2 Rd4 33.Rc3 Qb6 34.Rac5 Qd8 35.Rd3 Rd3 36.Qd3 Qh4 37.Qg3 Qe7 38.Rc3 a5 39.ba5 Qd8 40.Qd3 Qa5 41.Qc4 Qb6-/+ 42.Qc5 Qb1 43.Qe7?? Qb2-+ 44.Kd3 Qg2 45.Qf6 Kg8 46.Ke3 c5 47.Rd3 Qg1 48.Kd2 Qg2 49.Kc3?? Qa8-+ 50.Kd2 Rb8 51.Ke3 c4 52.Rd7 Qa3 (52...Qa3 53.Ke4 Qa8 54.Kd4 Qa1 55.Kc5 Qa3 56.Kd4 Qd3 57.Kc5 Rc8 58.Kb6 Qb3 59.Ka7 Qa4 60.Kb6 Rc6 61.Kb7 Qa6 62.Kb8 Rc8) 0–1. Schlag,Franz (2140) – Staller,Peter (2295), Hessen Cup, 2001. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5)

5.e5 Qb6 6.Nf3 Nc6 7.Be2 Nh6 8.Bh6 gh6 9.0-0 Bd7 10.ab4 Nb4 11.Qd2 Rc8 12.c3 Nc6 13.Na3 a6 14.Ne1 Rg8 15.Nd3 Na7 16.Nf4 Qd8 17.Nh5 Be7 18.Qh6 Nb5 19.Qh7 Rf8 20.Ng7# 1–0. thecurator – whitecat25, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5)

5.e5 Qb6 6.f4 Bd7 7.Nf3 Nc6 8.Be2 ba3 9.Ba3=+ Ba3 10.Ra3 Nge7 11.0-0 0-0 12.Rb3 Qc7-/+ 13.Bd3 h6 14.g4 g6 15.Qe1 Kg7 16.Qh4 f6 17.ef6= Rf6 18.g5 hg5 19.Ng5 Rh8-/+ 20.Qf2 e5! 21.de5 Ne5! 22.Qa7 Nd3 23.Rd3 Bb5 24.Qd4 Qd7 25.Ne4= Rhf8 26.Nf6 Rf6 27.c4? Bc4-/+ 28.Qc4 Qg4 29.Rg3 Qg3! 30.hg3 dc4 31.Na3 Rc6 32.Rd1 Kf6 33.Kf2 Nf5 34.g4 Nd6-/+ 35.Kf3 b5-+ 36.Ke3 b4 37.Rd6?? Rd6-+ 38.Nc4 Rc6 39.Kd3 b3 (39...b3 40.Nb2 Rc1-+) 0–1. Perrottey – Wahi, Leipzig olm prel, 1960.

5.e5 Nc6 6.ab4 Bb4 7.c3 Bf8 8.Na3 Nge7 9.Nb5 Ng6 10.Ba3 Ba3 11.Ra3 Qe7 12.Qa1 a6 13.g3 f6 14.f4 f5 (better is 14...0-0!?+=) 15.Nd6+= Kf8 16.Nf3 h6 17.h4 Kg8 18.Bd3 Nd8 19.Qb2 Nf7 20.h5 Nf8 (20...Nd6? 21.ed6 (21.hg6?! Nc4 22.Bc4 dc4+=) 21...Qd6 22.hg6+-) 21.Qb6 g6 22.Rb3 Nd8? (22...Kg7 23.Nf7 (worse is 23.Nb7 Rb8 24.Ba6 Bb7-+) 23...Qf7 24.hg6 Ng6 25.c4+=) 23.Kf2 (23.hg6 Nc6+-) 23...Rh7 24.c4 Nd7 25.Qc7?? (25.Qb4 dc4 26.Qc4+/- (worse is 26.hg6 Rg7 27.Qc4 b5 28.Nc8 bc4 29.Ne7 Re7 30.Bc4 Kg7+-)) 25...Ne5+= 26.Qe7 Ng4 27.Ke2 Re7 28.hg6 Kg7 29.c5 Kg6 30.Rb6 Kg7 31.Rhb1 Kf8 32.Nh4 Rg7 33.Nf3 Re7 34.Rh1 Kg7 35.Nh4 Kh7 36.Kf3 Nc6 37.Rc6 bc6 38.Nc8 Rc8 39.Nf5 ef5 40.Bf5 Kg7 41.Bc8 Nf6 42.Ba6 Ra7 43.Ra1 Ne8 44.Ra2 Nc7 45.Bc4! Rb7 46.Bd3 Ne6 47.Ra4 Kf6 48.g4 Rb3= 49.g5?? hg5-+ 50.fg5 Kg5 51.Ra6 Rd3 52.Kf2 Nd4 0–1. Galicki,Ryszard (2000) – Mantler,Hendrik, Luedenscheid district–ch, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5)

5.e5 Bd7 6.ab4 Bb4 7.c3 Be7 8.Qg4 Kf8 9.Bd3= Nc6 10.Ne2 b5 11.h4 (11.0-0 b4=) 11...b4+= 12.Rh3 h5 (12...a5 13.Rg3 g6 14.h5+=) 13.Qf3= bc3 (13...Nh6 14.Bg5=) 14.Bg6 (14.Nf4 Nf6 (worse is 14...Nd4 15.Ng6 Ke8 16.Qf4+-) 15.Be3 Rc8=) 14...Qe8 15.Bh5 (15.Nbc3 Bb4=) 15...Nh6 (15...c2 16.Na3=) 16.g4 (16.Bh6!? Rh6 17.Nbc3+=) 16...c2-/+ 17.Nbc3 (17.Na3 Ba3 18.Qa3 Kg8-/+) 17...Kg8 18.Bh6 (18.Bg5 g6 19.Be7 Qe7 (19...Ne7?! 20.g5-/+; 19...gh5?! 20.Bf6=) 20.Bg6 fg6-+) 18...Rh6-+ (18...gh6?! 19.g5+=) 19.g5 Rh8 20.Bg4 a5 21.Rc1 Nb4 22.Nf4 (22.Qe3!?-/+) 22...a4-+ 23.g6 a3 (23...Bh4?! 24.Bh5 fg6 25.Ng6 Bf2 26.Kf2+=) 24.Nfd5 Bc6?? (better is 24...Nd5 25.Nd5 ed5 26.gf7 Qf7 27.Qf7 Kf7 28.Bd7 a2 29.Rf3 Kg6 30.Bf5 Kh5-+) 25.gf7+= Qf7 26.Qf7 Kf7 27.Rf3 Ke8 28.Be6 (28.Nc7!? Kd7 29.Na8 Ra8 30.Rh3-+) 28...Rh4 (28...Bh4 29.Rf7 Bg5 30.Nb4 Rh1 31.Ke2 Rc1 32.Nca2 (32.Nc6? Re1 33.Kd3 c1Q 34.Rg7 Qd2 35.Kc4 Qf2 36.Rg8 Qf8-+) 32...Bb5 33.Kf3-/+) 29.Rf7 Nd5 30.Nd5 Rh1 31.Kd2 Bd5 32.Rh1 (32.Bd5 Rc1 33.Kc1 a2 34.Ba2 Ra2 35.Re7 Ke7-+) 32...Bh1 (32...Be6?! 33.Rg7 a2 34.Rgg1-+) 33.Rg7 a2 (33...a2 34.Rg1 c1Q 35.Rc1 Bg5 36.Kd1 Bc1 37.Ba2 Bb2-+) 0–1. Gietl,Thomas (2325) – Pfrommer,Christoph (2330), Bodensee–Cup 6th, 2000. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5)

5.e5 Bd7 6.ab4 Bb4 7.c3 Be7 8.Qg4 g6 9.Bd3 Qb6 (9...Nc6 10.Qe2+=) 10.Ne2 Bb5 11.Bc2 f5 (better is 11...Nd7+=) 12.ef6?? (better is 12.Qf3=) 12...Nf6-+ 13.Qh3 Be2 (better is 13...0-0-+) 14.Bg6= Kd7 15.Ke2 Nc6 16.Bd3 Rac8 (16...Rhg8!?=) 17.Nd2+/- a6 (17...h5 18.Re1+/-) 18.Ba3 (18.Re1 h5 19.Rb1 Qa7+-) 18...h5 (18...Rhg8 19.Rhb1 Qc7 20.Nb3+-) 19.Rhe1 (19.Rhb1 Qc7+-) 19...Ba3 20.Ra3 Na5 (20...Rhf8 21.Rb1 Qa7 22.Kf1+/-) 21.Qh4 (21.Rb1!? Qc7 22.Qg3 Qg3 23.fg3 Nc6 24.Rb7 Rc7+-) 21...Rhf8 (21...Rcf8 22.Rb1 Qc7 23.Qg3+/-) 22.Rb1 Qc7 23.Qg3 Nc4 24.Qg7 Kd6? (better is 24...Kc6!? 25.Qc7 Kc7 26.Bc4 dc4 27.Nc4 Rcd8+/-) 25.Rb7+- Qg7 26.Ra6 (26.Rg7?? Na3 27.Ra7 Ra8 28.Ra6 Ra6 29.Ba6 Ng4-+) 26...Rc6 27.Rc6 (27.Rg7? Ra6 28.Bc4 dc4 29.Nc4 Kd5-+) 27...Kc6 28.Rg7 Ne8 29.Rh7?? (better is 29.Rg6 Nd2 30.Re6 Kd7 31.Re5+-) 29...Nd2+/- 30.Rh5 (30.Kd2!? Rf2 31.Ke3 Rg2 32.Rh5+/-) 30...Nb3= 31.Bc2 Na5 (31...Nf6 32.Rg5 Nc1 33.Kd2 Nb3 34.Ke2 Nc1 35.Kd2 Nb3 36.Ke2=) 32.f3 (32.g4 Nf6 33.Rh4 Rg8+=) 32...Nf6 33.Rh6 Kd6 34.g4 (34.h4 Nd7=) 34...Nc6 (34...Nc4 35.h4=) 35.g5 Ng8 (35...Nd7 36.g6+=) 36.Rh8+/- Rc8 37.Kd2 e5 38.Ke3 (38.Bh7 ed4 39.Rg8+/- (worse is 39.Bg8 dc3 40.Kc3 Ne7 41.Kd4 Ng8=)) 38...Re8= 39.Kf2 (39.de5 Ne5 40.Rh5 Ng6 41.Kd2 Ne5=) 39...ed4 40.cd4 Nd4 41.Bg6? (better is 41.Bd3!?=) 41...Re2-/+ 42.Kg3 Ne7 43.Bh7 Re3 44.Rf8? (44.Rd8 Ke5 45.Rf8 Nef5 46.Kg4 Rf3 47.Re8 Kd6 48.Bf5 Rf5-+) 44...Ne6 45.Rf6? (45.Ra8 Ng5 46.Kf4 Re5 (46...Nh7?! 47.Ra6 Nc6 48.Ke3=) 47.Rd8 Ke6 48.Bg8 Ng8 49.Re8 Kf6 50.Rf8 Nf7 51.Rf7 Ke6-+) 45...d4 46.Kf2?? (46.g6 Re5 47.h4 Rh5-+) 46...Ra3 (46...Nd5!? 47.Rf5 Rb3 48.h4-+) 47.h4? (47.Be4!? Ra2 48.Kg3-+) 47...d3-+ 48.Bf5?? (48.Be4 Ra2 49.Ke1-+) 48...Ra2 (48...Nf5 49.Rf5 Ra2 50.Ke1-+) 49.Ke1 (49.Ke3 Nf5 50.Kd3-+) 49...Nf5 50.Rf5 Nd4 51.Rf4 d2 52.Kd1 Nb3 (52...Nb3 53.Ke2 Ra1 54.Rd4 Nd4 55.Kd2 Nf3 56.Ke3 Nh4-+) 0–1. Miciak,Maros (2085) – Szotkowski,Jakub (2260), Tatranske Zruby SVK, Tatry Open, 2014. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5)

5.e5 Bd7 6.ab4 Bb4 7.c3 Be7 8.Qg4 g6 9.Nf3 +=.

5.e5 Bd7 6.ab4 Qb6 7.c3= Bb5 (7...Ne7!?=) 8.Bb5+- Qb5 9.Ne2 (9.Na3 Qc6 10.Qd3 a5+-) 9...Ne7+= 10.Na3 Qc6 11.0-0 a5 (11...Ng6 12.b5 Qc7 13.c4 Ba3 14.Ba3 (14.Ra3?! dc4 15.f4 0-0=) 14...Qc4 15.f4 Qb5 16.f5 ef5 17.Ng3+-) 12.b5+- Qb6 (12...Qc7!?+-) 13.c4+- Ng6 (13...Qd8 14.c5+-) 14.c5 (14.cd5!? ed5 15.Nc3 Qd8+-) 14...Qd8 15.b6 Qd7 16.f4 (better 16.Nc3!? Be7 17.Nab5+-) 16...Be7+- 17.Qc2 (17.Nc3 0-0+-) 17...Nh4 (17...0-0 18.Qb1+=) 18.g3 (18.Qb2 Nc6+-) 18...Nf5 19.g4 Nh6 (better 19...Nh4!?=) 20.h3+- Na6 21.Bd2 Nb4 (21...Qc6 22.f5 (22.Ba5?! Nc5 23.Bb4 Nd7+=) 22...ef5 23.gf5+-) 22.Qb3 Na6? (better 22...Nc6+-) 23.Nb5+- 0-0 24.Ba5 Nc5? (24...Bd8+-) 25.dc5 Bc5 26.Kh2 Qe7 27.Nc7 Rad8 28.Be1 (28.Rfc1 Qh4 29.Qf3 Qe7+-) 28...d4 29.Rf3 d3 30.Rd3 Rd3 31.Qd3 Bb6 32.Nb5 Qc5 (32...f5 33.ef6! Qf6 34.Bc3+-) 33.Rc1 Qe7 (33...Qe3 34.Qe3 Be3 35.Rc7+-) 34.Qd6 Bd8 (34...Qd8 35.Bb4 Re8 36.Kg3+-) 35.Qe7 (35.Bb4 Qd6 36.Bd6 Re8+-) 35...Be7 36.Rc7 Re8 (36...Bd8 37.Rb7 Kh8 38.Nd6+-) 37.Rb7 (better 37.Nd6 Kf8 38.Ne8 Ke8 39.Rb7 Bd8+-) 37...Bc5 38.Nd6 Ra8 39.Ng3 (39.Ne4 Ba3+-) 39...Ra2 (39...Be3 40.g5 Bf4 41.gh6 Be5 42.Nf7 Ra2 43.Kg1 Bd4 44.Kf1+-) 40.Kh1 g6 (40...Kf8 41.Nge4 Ba3+-) 41.g5 Nf5 (41...Ra1 42.gh6 Re1 43.Kg2 Bd6 44.ed6 f5 45.Rb8 Kf7+-) 42.Ngf5 (42.Rb8 Kg7 43.Ne8 Kh8 44.Nf6 Bf8 45.Rf8 Kg7 46.Rg8) 42...gf5 (42...Ra8 43.Nh6 Kh8 44.Nhf7 Kg8 45.Nh6 Kh8 46.Ne4 Re8 47.Nc5 Rf8 48.Ne6 Ra8 49.Rg7 Rf8 50.Kg2 Rf4 51.Rg8) 43.Bb4 (43.Rb8 Kg7 44.Ne8 Kg6 45.Nf6 Bf8 46.Rf8 Ra8 47.Ra8 h5 48.Rg8) 43...Be3 (43...Bb4 44.Rb4 Ra1 45.Kg2 Ra8+-) 44.Nf7 (44.Rb8 Kg7 45.Ne8 Kg6 46.Nf6 Ra1 47.Kg2 Ra2 48.Kf3 Rf2 49.Ke3 Re2 50.Ke2 h5 51.Rg8) 44...Ra8 (44...Kg7 45.Nd8 Kg8 46.Ne6+-) 45.Nh6 Kh8 46.Be7 Ra1 47.Kg2 Kg7 48.Bc5 (48.Bc5 Kg6 49.Be3 Ra2 50.Kg3 Re2 51.Kh4 Rc2 52.Rb8 Rc7 53.Rg8 Rg7 54.Rg7 Kg7 55.Bc5 Kg6 56.Be7 Kg7 57.Kh5 Kh8 58.Bf6) 1–0. Valbuena Castro,Gregorio (1720) – Elizondo Marquet,J M (1870), 18th Obert Internacional Sant Marti Gro, 2016. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5)

5.e5 f6 6.f4 Nc6 7.Bd3 g6 (7...Nd4 8.ab4 Nf5 9.g4-/+) 8.ab4 Bb4 9.c3 Be7 10.Nf3 Nh6 11.0-0 0-0 12.Qc2 Nf5 13.g4 fe5 14.gf5 e4 15.fg6 Rf6 (better 15...ed3 16.gh7 Kh7 17.Qd3 Rf5 18.Ng5 Kg8=) 16.gh7+/- Kh8 17.Be4 de4 18.Qe4 Bd7 19.Ng5 Qf8 20.Be3 Rf5 (20...Qg7 21.Nd2+-) 21.Nd2 (21.Ne6 Be6 22.Qe6 Bd6+-) 21...Nd8 22.Ndf3 Bc6 23.Qd3 Qf6?? (23...Qg7 24.Ne5+-) 24.d5 (24.Nh4 Bb5 25.c4 Be8+-) 24...Qg6?? (better 24...Rd5 25.Bd4 Bc5+/-) 25.Bd4+- Bf6 26.Kh1 (better 26.Bf6 Qf6 27.dc6 Nc6 28.Nh4 Rg5 29.fg5 Qg5 30.Qg3 Qg3 31.hg3 Kh7 32.Rf7 Kg8 33.Rb7+-) 26...Bd5= 27.c4 Bc6 28.Rae1?? (better 28.Rad1+=) 28...Nf7?? (better 28...e5 29.Qa3 Qg7 (29...Bg5?! 30.Re5 Re5 31.Be5 Kh7 32.fg5=) 30.Be5 Be5 31.Re5 Re5 32.fe5 Qg5 33.Qf8 Kh7=) 29.Bf6+- Qf6 (29...Rf6 30.Qg6 Rg6 31.Nf7 Kh7 32.N7g5 Kh6+-) 30.h3 (better 30.Re6 Ng5 31.Rf6 Rf6 32.fg5 Rf3 33.Rf3+-) 30...Ng5-+ 31.fg5 Rg5 (worse 31...Bf3 32.Qf3 Qg7 33.Qd3 Rf1 34.Qf1+=; 31...Rf3?! 32.gf6 Rf1 33.Kh2 Re1 34.Qd6 Rh1 35.Kg3 Kh7 36.Qd3 Kh6 37.Kh4-+) 32.Kh2 (32.Re4 Rf5 33.Kh2-+) 32...Bf3 (better 32...Qf4 33.Kh1 Qg3 34.Qd4 e5 35.Qe5 Re5 36.Re5 Qh3 37.Kg1 Qg3 38.Kh1 Bf3 39.Rf3 Qf3 40.Kg1 Rf8 41.Re1 Qf2 42.Kh1 Qe1 43.Kg2 Qf2 44.Kh3 Rf4 45.c5 Rh4) 33.Rf3= Qg6 34.Qc3 (34.Qd4 Kh7 35.Rf4 Kg8=) 34...Kh7=+ 35.Re2 (better 35.Rf6 Rg2 36.Kh1=+) 35...Rg2?? (better 35...Rg8 36.Qd3 Rf5-/+) 36.Rg2+- Qg7 37.Qd3 (37.Qg7) 37...Qg6 (37...Kh8 38.Rg7 Kg7 39.Rf4 Kh8 40.Rf7 a5 41.Qh7) 38.Rg6 (38.Qg6 Kh8 39.Qh5) 38...Kh8 (38...Rg8 39.Rf7 Rg7 40.Rfg7 Kh8 41.Qd8) 39.Rf4 Kh7 (39...a5 40.Rh4) 40.Rh4 1-0. maroski9 (2460) - alifie (2520), Rated Bullet game, lichess.org, 2020. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5)

5.ed5 Qd5

6.c4 bc3 7.Nc3 Qd8 8.Nf3 a6 9.Bd3 Be7 10.0-0 Nf6 11.Bb2 0-0-/+ 12.Ne4 Nbd7 13.Ne5 Nd5 14.Qf3=+ N7f6 15.Nf6 Nf6 16.Rad1 Bd7 17.Nd7 Qd7 18.g4 b5-+ 19.h4 Qd5 20.Qe2 h5?? 21.g5+= Ng4 22.f3+/- Qd6 23.fg4 Qg3 24.Qg2 Qh4 25.gh5 Bg5 26.Rf3 Qh5 27.Re1 Rae8 28.Rh3+- Bh4 29.d5 g6?? 30.Bf6!! ed5 31.Rh4 Re1 32.Kh2 Qh4 33.Bh4 Kg7 1–0. Schlag,Franz – Marschall,Josef, Wch Seniors Bad Woerishofen, 1992.

6.Nf3 Nc6

7.Bd3 Nd4 8.Nd4 Qg2 9.Bb5 Ke7 10.Rf1 Qe4 11.Be3 ba3 12.Ra3 +/-.

7.Bd3 Nd4 8.Nd4 Qg2 9.Bb5 Ke7 10.Rf1 Qh2 11.ab4 +/-.

7.Bd3 Nf6 8.0-0 b5 9.ab4 Bb4 (worse is 9...Nb4 10.Nc3 Qb7 11.Bb5 Bd7 12.Bd7 Qd7 13.Ne5=) 10.c3 Be7 11.Qe2 (11.Na3!? Ba3 12.Ba3=) 11...b4+= 12.c4 Qd7 13.Bb2 0-0 14.Qc2 Bb7 15.Nbd2 h5 16.Rfe1 a5 17.Ne4 Rfd8 18.Neg5 Bd6 19.d5 (19.Bh7 Kf8 20.Nf7 Bh2 21.Kh1 Bb8+/-) 19...ed5+= 20.Bh7 Kf8 21.cd5 Ne7 22.Nf7 Rdc8 (worse is 22...Kf7 23.Ng5 Kf8 24.Ne6 Kf7 25.Bf6 gf6 26.Qe2 Bh2 27.Kh1 Nd5 28.Qh5 Ke7 29.Nc5 Be5 30.Nd7 Rd7 31.Rad1+/-) 23.Qd3 (23.N7e5 Be5 24.Ne5 Qd5 (24...Rc2?! 25.Nd7 Nd7 26.Bg7 Kg7 27.Re7 Kf8 28.Rd7+=) 25.Ng6 Ng6 26.Qg6 Ra6-/+) 23...Bd5 (23...Ba6 24.Qb1 A) 24...Nh7 25.Qh7 (25.Nd6?! Qd6 26.Qh7 Qh6+-) 25...Rc3 26.N7g5 Bh2 27.Kh2 Qd5 28.Bc3 bc3 29.Ne6 Qe6 30.Re6 Bc4 31.Re7 Ke7 32.Qg7 Ke6 33.Re1 Be2 34.Re2 Kd6 35.Qe5 Kc6 36.Nd4 Kb6 37.Qd6 Kb7 38.Re7 Kc8 39.Qc7; B) 24...Kf7 25.Ng5 Kf8 26.Ne6 Kf7 27.Ng5 Kf8 28.Ne6 Kf7 29.Ng5=) 24.Re7? (better is 24.Bf6 gf6 25.Nd6 Qd6 26.Nh4=) 24...Qe7-+ (24...Ke7 25.Bf5 Be6 26.Nd6 Qd6 27.Re1 Qd3 28.Re6 (28.Bd3? Kd6-+) 28...Kf8 29.Bd3-/+) 25.Nh8 Bf7?? (better is 25...Qd7!?-+) 26.Re1 (26.Nf7 Bh2 27.Kh2 Qf7 28.Be5 Nh7 29.Qh7+/-) 26...Qd7 27.Ng6 (better is 27.Nf7!? Bh2 28.Kh2 Qd3 29.Bd3 Kf7 30.Ng5 Kf8 31.Ne6 Kg8 32.Ng7=) 27...Bg6-+ 28.Qg6 Re8 (better is 28...Qf7 29.Qf7 Kf7 30.Ng5 Kf8 31.Ne6 Ke7-/+) 29.Bf6= Re1 30.Ne1 Re8 31.Bg7 Qg7 32.Qd6 Qe7 33.Qh6 Qg7 34.Qd6 ½–½. Sanz Arjona,JL – Alvarez Sabor,JM, Spain corr, 1991. (=1.e4 c5 2.b4 cb4+= 3.a3 e6 4.d4 d5)

7.Bd3 Nf6 8.0-0 Nd4? 9.Nd4 Bd7 10.Be3 +-.

7.Bd3 Nf6 8.0-0 Bd6 9.ab4 Nb4 (9...Nd4? 10.Nd4 Bd7 11.c3 Bb4 12.Be3+-) 10.c4 Qh5 11.c5 Nd3 12.Qd3 Bc7 13.Qb5 Nd7 14.Na3 0-0 (better is 14...Qd5!?+=) 15.c6+= Qb5 16.Nb5 (16.Nb5 Bb6 17.cd7 Bd7 18.Nd6+=) 1–0. Tartakower,Savielly – Luckis, Paris, 1938. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 d5 5.ed5 Qd5)

5.e5 ba3

6.Ba3 Ba3 7.Na3 Qa5 8.Qd2= Qd2 9.Kd2 Bd7 10.Ne2 (10.Nf3 Ke7=) 10...Ne7 (10...f6 11.f4=+) 11.Nc3 (11.Nf4 0-0=+) 11...a6 (11...Nbc6 12.Nab5 0-0 13.Na4-/+) 12.Nab5 0-0 (12...Bb5 13.Nb5 Kd7 14.Nd6=+) 13.Nc7= Ra7 14.N3b5 Bb5 15.Nb5 (15.Bb5? Nbc6 16.c4 Nd4-+ (worse 16...ab5 17.Ra7 Na7 18.cb5-+)) 15...Ra8 16.Nd6 (16.Nc7 Ra7 17.Nb5 Ra8=) 16...Ra7 17.Bd3 (17.Nb5!? Ra8 18.Nd6=) 17...Nbc6-/+ 18.c3 b5 (18...f6 19.ef6 Rf6 20.f3-/+) 19.f4=+ Nc8 20.Nc8 Rc8 21.Rhb1 (21.Ra3 b4 22.cb4 Nb4=+) 21...Rb8 (21...f5 22.h3-/+) 22.Ke3 (22.f5 ef5 23.Bf5 a5=+) 22...Kf8 23.g4 (23.Bh7 g6-+) 23...g6 (23...h6 24.Rb3=+) 24.f5 Ke7 (24...gf5 25.gf5 ef5 26.Bf5=+) 25.h4 (25.f6 Ke8=) 25...Kd7 (25...gf5!? 26.gf5 f6-/+) 26.fe6 fe6 27.Rf1 (27.h5 gh5 28.gh5 Rh8=) 27...Ke7 28.h5 gh5 29.gh5 Rh8 30.Rg1 Kd8 31.h6 b4 (31...Kc7 32.Rg7 Kb6 33.Ra7 Na7 34.Rf1+-) 32.Rg7 (better 32.cb4 Nb4 33.Rgb1+-) 32...Rg7? (32...bc3 33.Ra7 Na7 34.Ra6 Nc8 35.Re6 Ne7+-) 33.hg7+- Rg8 34.Rg1 (34.Ra6?! Kc7 35.Bb5 Nd8 36.cb4 Rg7+=) 34...Ke7 (34...h5 35.Bh7 Rg7 36.Rg7 bc3 37.Rg5+-) 35.Bh7 Kf7 36.Bg8 Kg8 37.cb4 Nb4 38.Rg6 a5 39.Kd2 (39.Re6!? Kg7 40.Re7 Kf8+-) 39...Nc6 40.Kc3 Nb4 (40...Nd8 41.Kb2+-) 41.Re6 Kg7 42.Rb6 Na2 43.Kb2 Nb4 44.Rb4! ab4 45.Kb3 (45.Kb3 Kf7 46.Kb4+-) 1–0. Krastev,Goran (2015) – Nikolov,Rumen (1770), 7th Bulgarian Memorial NIKOLA BAHAROV, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5 5.e5 ba3)

6.c3 Nc6 7.Ba3 Ba3 8.Na3 Nge7 9.Bd3 0-0 10.f4 f6 11.Nf3 fe5 (11...f5 12.Nb5=) 12.fe5= Bd7 13.Nb5 Be8 (13...Nc8 14.Qb1 h6 15.0-0=) 14.Bh7 Kh7 15.Ng5 Kg8 16.Qg4 (16.Ne6 Qc8 17.Nf8 Nd4 18.Nd4 (worse 18.cd4 Bb5 19.Qb3 Bc4-/+) 18...Qc3 19.Kf2+=) 16...Nf5 (better 16...Qd7!? 17.Qe6 Kh8-/+) 17.Ne6= Qh4 (better 17...Qc8!? 18.Nf8 Nce7=) 18.Qh4+/- Nh4 19.Nf8 Kf8 20.0-0 (20.Nc7 Rc8 21.0-0 Ke7 22.Nd5 Ke6 23.Nf4 Ke7+-) 20...Ke7+/- 21.g3 (21.Nc7 Rd8 22.Rf4 g5+/-) 21...Ng6+= 22.Nc7 (22.Nd6+=) 22...Rc8 (better 22...Rd8!?+=) 23.Nd5+/- Kd8 24.Rad1 (24.Nf4 Nf4 25.gf4 Bf7+/-) 24...Nge7 (24...Nce7 25.Ne7 Ke7 26.Rf3+/-) 25.Ne7 Ne7 26.d5 Rc3 (26...Kd7 27.Rfe1 Bh5 28.Rd4 Rc3 29.d6+-) 27.d6+- Bc6?? (27...Re3 28.de7 Ke7 29.Ra1+/-) 28.de7 (better 28.Rf8 Kd7 29.Rf7+- (29.de7?! Ke7 30.Rg8 Kf7+/-)) 28...Ke7+/- 29.Rf2 Re3 30.h3 (30.Rf5!?+/-) 30...Rg3 31.Kh2 Re3 (31...Rg5 32.Ra1=) 32.Rg1+= Re5 33.Rg7 Kd6 34.Rg6 Kc5 35.h4 Re1 (35...a5 36.Rg5 Rd5 37.Rd5 Bd5 38.Rf4+/-) 36.Rg1 Re4 37.Kg3 Re3 38.Kf4 Rh3 39.Kg5 a5 40.h5 Be8 (40...a4 41.Rc2 Kb6 42.h6+/-) 41.Rf5 Kb4 42.Rg4 Kb3 43.Rh4 Rg3 (43...Rh4 44.Kh4 Bh5 45.Rh5 a4 46.Rb5 Kc3=) 44.Kf6 a4 (44...b6 45.h6 Bg6 46.Rb5 Kc3 47.Rb6+-) 45.h6 Rg6 (45...Bg6 46.Rb5 Ka3 47.Rb7+-) 46.Ke7 (better 46.Ke5 Rg3 47.h7+-) 46...Rg8 (46...Bc6+-) 47.h7 (47.Rf3 Kc2 48.Rh2 Rg2 49.Rg2 Kc1 50.Rf1) 47...Rh8 48.Rf8 (48.Rf3 Kb2 49.Rh2 Kc1 50.Rf1) 48...Rf8 (48...Rh7 49.Rh7 Bb5+-) 49.Kf8 a3 50.h8Q Bb5 (50...Kc2 51.Rc4 Kd1 52.Qd4 Ke2 53.Rc2 Kf3 54.Rf2 Kg3 55.Qf4 Kh3 56.Rh2) 51.Qa1 (51.Rh3 Kc4 52.Qe5 b6 53.Rc3 Kb4 54.Qd4 Bc4 55.Qc4 Ka5 56.Ra3) 51...Bc4 (51...Be2 52.Qe1 Bc4 53.Qe4 Kc3 54.Qc4 Kd2 55.Rh3 Kd1 56.Rh2 a2 57.Qf1) 52.Rh3 Kb4 (52...Bd3 53.Rd3 Ka4 54.Qd4 Kb5 55.Rb3 Kc6 56.Rc3 Kb5 57.Qc5 Ka4 58.Ra3) 53.Qa3 Kb5 54.Qc3 (54.Rh5 Kc6 55.Rc5 Kd7 56.Qe3 Be6 57.Qd3 Bd5 58.Qd5) 54...Kc6 (54...Bf7 55.Kf7 b6 56.Rh5 Ka6 57.Qc6 Ka7 58.Rh8 b5 59.Ra8) 55.Qc4 Kd7 (55...Kb6 56.Rb3 Ka7 57.Qc7 Ka6 58.Qb6) 56.Rh7 (56.Rd3) 56...Kd8 (56...Kd6 57.Rh5 Kd7 58.Rc5 b5 59.Qd5) 57.Qc7 1-0. Goran_Krastev (2250) - Bobby64 (2255), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 e6 4.a3 d5)

6.c3 Nc6 7.Bd3 Bd7 8.Ne2 Nge7 9.Ba3 g6 10.Nd2 Bg7 11.0-0 0-0 12.Qb3 b6 13.c4 Na5 14.Qb2 dc4 15.Nc4 Nc4 16.Bc4 Re8 17.Rfc1 Bh6 18.Rc2 Bc6 19.Ng3 Qd7 20.Bd3 Nd5 21.Ne4 a5 22.Bc4 Kg7 23.g4 b5 24.Nc5 Qc8 25.Bb5= Rb8 26.Nb7 Rb7 27.Rc6 Qd8 28.Rc5 Qh4 29.Qe2 Bf4 30.Qf3 Reb8 31.Bd3 Qh2 32.Kf1 Rb3 33.Ra5 Bg5 34.Qg2 Qf4 35.Qe4-/+ Qd2 36.Bd6 Ne3 37.fe3 Rb2 38.Bc2 Be3 (38...Be3 39.Qf3 Qc2-+) 0–1. Leoni,Alessandro (1975) – Onder,Evren, IECG, 2000.

6.c3 Nc6 7.Bd3 f5 8.Nh3 Bd7 9.Nf4 g6 10.h4 Nh6 11.Ba3 Ba3 12.Ra3 Na5 13.Nd2= b6 14.c4 Qe7 15.Rc3 Rc8 16.0-0 0-0 17.Qa1=+ dc4 18.Nc4 Nc4 19.Bc4 b5 20.Bb3= Rc3 21.Qc3 Ng4 22.Qc7 Qh4=+ 23.Nh3 Qe7 24.d5 Rc8 25.Qa7=+ ed5 26.Bd5 Kh8?? 27.e6!+- Qd6? 28.Qa1 Qe5 29.ed7 Rd8 30.Be6 Kg7 31.Qe5 Ne5 32.Rc1 Kf6 33.Rc8 Ke7 34.Kf1 Nd7+/- 35.Bd7 Rd7 36.Rb8+- Rd1 37.Ke2 Rb1 38.Rb7 Kf6 39.Rh7 g5 40.Rh6 Kg7 41.Rb6 g4 42.Nf4 b4 43.Nd3 b3 44.Ke3 1–0. Dimitriadis,Konstantinos (2340) – Tsomis,Dimitrios (2215), GRE–chT Athens, 1996.

6.c3 Bd7

7.Na3 Ne7

8.Qb3 b6 (8...Qc8 9.Nf3 a6 10.Bd3 Nbc6 11.0-0 b5; 8...Bc6 9.Bd3 Nf5 10.Nf3 Be7 11.0-0 Qd7; 8...Qc7 9.Nf3 a6 10.Bd3 Ra7 11.0-0 Nbc6) 9.Bd3 Nbc6 10.Nf3 Ng6 11.0-0 Be7.

8.Bd3 a6 9.Ne2 Nbc6 10.0-0 Na5 11.f4 h5 12.f5 (12.Nb1!?+=) 12...Nf5-/+ 13.Bf5 ef5 14.Nf4 Be6 15.Qa4 b5 16.Nb5 ab5 17.Qb5 Bd7 18.Qd5 Bc6 19.Qd8 Kd8 20.d5 Nc4 21.Rb1 Be8 22.Nd3 f6 23.e6 g5 24.h4 f4 25.hg5 fg5 26.Nf4 gf4 27.Bf4 Bd6 28.Rb7?! (28.Bd6 Nd6 29.Ra1 Ra1 30.Ra1 h4-+) 28...Kc8 (better is 28...Ra5!? 29.Bd6 Nd6 30.Rg7-+) 29.Rg7 Rf8 30.g3 Ra5 31.Rb1 (31.Rg5 Bc5 32.Kh1 Be7-+) 31...Rd5 32.Rbb7 Rf4 33.gf4 Bf4 34.Rb4 Be3 35.Kh2 Nd6 36.Rg8 Kc7 37.Rg7 Kc6 38.Rb8 Re5 39.Re7 Bb6 (39...Bb6 40.Rbe8 Ne8 41.Re8 Kd5-+) 0–1. Gabetto,Flaviano (2120) – Martinez,Rolly (2410), Milan Crespi op, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 d5)

8.Bd3 a6 9.Ne2 Nbc6 10.h4 Na5 11.h5=+ Nec6 12.Rb1 b5-/+ 13.Nc2 f6 14.Nf4 Qe7?? 15.Qg4?? 0-0-0 16.Qe2 fe5 17.Bb5 ab5-/+ 18.Qb5 Be8 19.Qa6 Kc7 20.Nb4 ef4 Bf4 e5 22.Nc6 Bc6-/+ 23.Qa5 Kd7 24.Be5 Ke8 25.Qa6 Qd7 26.h6= Ra8 27.Qe2 Qf5 28.0-0 Kf7 29.Rb6 Rc8 30.Ra1 Be7 31.Ra7 Rhe8 32.hg7 Kg8= 33.Qa6 Bd7=+ 34.Qa1 Be6 35.Rbb7 Bh4 36.g3 Qf3-+ 37.Qf1 Rc3 (37...Rc3 38.Ra1 Bf6-+) 0–1. Mariotti,Sergio (2495) – Larsen,Bent (2625), Milan, 1975.

8.Bd3 a6 9.Nf3 Nbc6=+ 10.Qb3 Na5 11.Qc2 Qc7.

8.Bd3 Nbc6 9.Nf3 Ng6 10.0-0 Be7 11.Rb1 b6.

8.Bd3 Qc7 9.Ne2 Ng6 10.Qb3 Be7 11.c4 0-0.

8.Bd3 Qc8 9.Ne2 Nec6 10.0-0 Be7 11.Ng3 0-0.

8.Bd3 Ng6 9.Nf3 Be7 10.0-0 Nc6 11.Rb1 Rb8.

8.Bd3 Nf5 9.Ne2 Be7 10.0-0 Qc7 11.Qb3 Qc6.

8.Nf3 Ng6 (8...Qc8 9.Nb5 Bb5 10.Bb5 Nd7 11.Qb3 Nc6; 8...Nbc6 9.Bd3 Ng6 10.0-0 Be7 11.Qc2 0-0; 8...a6 9.Bd3 Nbc6 10.0-0 Ng6 11.Ng5 Qa5) 9.Qb3 b6 10.h4 Ne7 11.Bg5 Qc8.

4.a3 Nf6

5.ab4 Ne4-/+ 6.c3 d5 7.Bd3 Nd6 8.Nf3=+ Be7 9.h4 h6 10.g4 b5 11.Na3 Bd7 12.Qe2 a6 13.Ne5 Nc6 14.Nd7=+ Kd7 15.Bf4 Qb6 16.Qf3 f6 17.Be3? a5-+ 18.ba5 Ra5 19.0-0 Rha8 20.Nc2 Ra1 21.Na1 Na5 22.Rb1 Qc6 23.Qe2 Ndc4 24.Nc2 g5 25.h5=+ Bd6 26.Nb4 Bb4 27.cb4 Nb7 28.f4 Qd6-/+ 29.Rf1 Ne3 30.Qe3 gf4-/+ 31.Bb5 Ke7 32.Qd3 Nd8 33.Qd2 Nf7 34.Bd3 Ng5 35.b5 f3 36.Qh2 Qh2 37.Kh2 Ra2 38.Kg3 Kd6 39.Rc1 Ra3 40.Bg6 Rb3 41.Rc6 Kd7 42.Rb6 Ne4 43.Be4-/+ de4 44.Rb7 Kd6 45.Rf7 Kd5 46.Rf6 Kd4 47.Rh6 Rb1 48.Re6 Rg1 49.Kf2 Rg2 50.Kf1 e3 51.b6 Rb2 52.Kg1 Rb1 53.Kh2 f2 54.Rf6 f1Q 55.Rf1 Rf1 56.h6 e2 (56...e2 57.h7 Rf8 58.Kg3 e1Q 59.Kg2 Rf2 60.Kh3 Qe3 61.Kh4 Rh2#) 0–1. Kadas,Gabor (2280) – Binder,Tamas (2255), Gyongyos op, 1994.

5.Bd3 ba3 6.Na3 Ba3 7.Ba3 d6 8.Qd2 0-0 9.Nf3 Nc6 10.e5+= Nd5 11.Bd6+/- Re8 12.c4 Nb6 13.Ng5 g6? 14.Ne4 Nd4? 15.Nf6 Kg7 16.Qg5 Nd7 17.Ne8 Qe8 18.0-0 Nf5 19.Bf5 ef5 20.Be7 h6+/- 21.Bf6 Kh7 22.Qh4 Nf6 23.ef6 Be6 24.Ra3 Rc8 25.Rh3 Qf8 26.Qd4 Rc4 27.Qa7 b5 28.Re3 Ra4 29.Qb7 Qc8? 30.Qb5+- Qa6 31.Qe8 Ra1 32.Ree1 Re1 33.Re1 Qd6? 34.Qe7 +-. diggitus (2325) – kc (2260), net–chess.com, 1969.

5.Bd3 ba3 6.Na3 Bb4 7.Kf1 (7.Bd2 Ba3 8.Ra3 d6+=) 7...0-0 (7...d5 8.e5 Nfd7 9.Qg4+=) 8.Bb2? (8.e5 Nd5+=) 8...Nc6 (8...d5 9.e5 Ne8 10.c3-/+) 9.c4 (9.c3 Be7 10.Qc2-/+) 9...d5 10.cd5 ed5 11.e5 Ne4 12.f3? (12.Be4 de4 13.d5 Na5-/+) 12...Ng5?? (better is 12...Nd2 13.Ke2 Qb6-+) 13.h4 Ne6 14.Qc2? (14.Nc2!?-/+) 14...h6 (14...Ned4!? 15.Bd4 Nd4 16.Bh7 Kh8 17.Qd3-+) 15.Ne2 a6 (better is 15...Qb6 16.Rb1 Qa5-+ (16...Ncd4?! 17.Nd4 Nd4 18.Bd4 Qd4 19.Nb5+=; 16...Ned4?! 17.Nd4 Nd4 18.Bd4 Qd4 19.Nb5+=)) 16.f4? (16.Qb1 Re8-/+) 16...f6 17.Kg1?? fe5 18.fe5 Bd7 19.g3?? Qb6 20.Rd1 Ne5 21.Bh7 Kh8 22.Kg2 Ng4 23.Qb1 Rf2 24.Kh3 Re2 25.Kg4 Nd4 (25...Nd4 26.Kh5 Re5 27.Qf5 Rf5 28.Kg4 Re5 29.Kf4 Qf6 30.Bf5 Qf5; 25...h5 26.Kf3 Nd4 27.Rd4 Bg4 28.Rg4 Qf2) 0–1. Kamenov,Valentin – Dimitrov,Encho, Mizia op, 2002. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3)

5.Bd3 Qa5 6.Nf3 ba3 7.Bd2= Qh5 8.Na3 Nc6 9.Nb5+/- Kd8 10.e5 Nd5 11.0-0 a6 12.Be2 ab5?? 13.Ra8+- Qg4 14.Ng5 Qd4 15.Nf7 Kc7 16.Nh8 Qe5 17.Nf7 Qf6 18.Ng5 Bd6 19.Bd3 h6 20.Ne4 Qh4 21.Nd6 Kd6 22.Rc8 Ne5 23.Bb5 Ng4 24.Bb4 (24.Bb4 Ke5 25.Qa1 Nc3 26.Qc3 Kf4 27.Qd4 Kg5 28.Qg7 Kf4 29.Bd2 Ke4 30.Rc4 Kd5 31.Qd4#) 1–0. marre – oppo, internet, 2010.

5.Bd3 b6 6.ab4 Bb4 7.c3 Be7 8.Ne2 Bb7 9.Qc2 Nc6 10.e5 Nd5 11.Be4 (worse is 11.Bh7 Ncb4 12.Qa4 Rh7 13.cb4 Nb4-+) 11...Na5 12.Ba3 Rc8 13.Qd3 Rc7 14.Bh7 Ba3 15.Na3 Qh4 16.Be4 Nb4 17.cb4 Be4 18.Qg3 (better is 18.Qe3!? Nc4 19.Nc4 Rc4 20.Nf4+=) 18...Qg3+= 19.Ng3 Nb3 20.Nb5 (better is 20.Ne4!? Na1 21.Ke2-/+) 20...Rc2-/+ 21.Ra4? (better is 21.0-0 Na1 22.Ne4-+) 21...Bg2-+ 22.Ra3 0–1. Krustev,Goran – Popov,Ilian (2205), Sofia CSKA op, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 b6)

5.Bd3 b6 6.ab4 Bb4 7.c3 Be7 8.Nf3 Bb7 9.Qe2 d6 10.0-0 Nbd7 11.Re1 e5 12.Nbd2 0-0 13.Nf1 Re8 14.Ng3 Bf8 15.Qa2 d5 16.de5 (16.Bg5 Qc8 17.de5 de4 18.Ne4 A) worse is 18...Ne5 19.Ne5 Re5 20.Bf6+/- (20.Nf6 gf6 21.Bh7 Kg7 22.Bh6 Kh6 23.Qf7 Rg5+-); B) 18...Ng4+=) 16...Ne4 17.Ne4 de4 18.Bg5 Be7 19.Be7 Re7 20.Be4 Be4 21.Re4 Nc5 22.Rd4 Qc7 23.Rad1 Ne6 24.R4d3 Nf4 25.Rd4 Ng6 26.e6 (26.Rc4 Qb8 27.Re4 Ne5 28.Ne5 Re5 29.Re5 Qe5 30.Qa7 Re8= (30...Ra7?? 31.Rd8 Qe8 32.Re8)) 26...fe6 27.h4 (27.Rc4 Qb7+=) 27...h6 (27...Qc3 28.h5 Nf8 29.Ne5-/+) 28.R4d3 (28.Rc4 Qb8+=) 28...Ne5 29.Ne5 Qe5 30.Re3 Qf6 31.Rde1 Rae8 32.g3 Kh7 33.Re5 Rc7 34.c4 Ree7 35.h5 Rc5 36.Rc5 bc5 37.Qc2 Kg8+= 38.Rd1 Rb7 39.Rd2 Qe7 40.Qe4 a5 41.Ra2 Ra7 42.Rb2 Qd6-/+ 43.Qg6 Re7 44.Rb5 Rf7 45.Kg2 Rf6 46.Qe4 a4 47.Ra5= Rf2 48.Kf2 Qd2 49.Kf3 Qa5 50.Qe6 Kf8 51.Qd6 Ke8 52.Qe5 Kd8 53.Qd6 Kc8 54.Qf8 Kb7 55.Qg7 Qc7 56.Qb2 Ka7 57.Ke2 Qg3-/+ 58.Qb5 Qg2 59.Kd3 Qf3 60.Kc2 Qe2 61.Kc3 Qe1 62.Kc2 Qb4 63.Qd7= Kb6 64.Qd8 Kb7 65.Qd7 Kb8 66.Qd8 Ka7 67.Qc7 ½–½. Stawiarski,Edmond (2120) – Verdier,Patrice (2310), FRA–chT2 North, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 b6)

5.Bd3 Qb6 6.Nf3 Nc6 7.Be3 d5 8.Nfd2 (8.e5 Ng4+=) 8...Be7 (8...ba3!? 9.e5 a2+=) 9.e5+= Nd7 10.0-0 f5 (worse is 10...Nd4 11.Qg4 Bc5 12.ab4 Qb4 13.Qg7+/-) 11.c4 bc3 12.Nc3 0-0 (12...Nd4? 13.Rb1 Qc5 14.Nb5 Nb5 15.Bc5+/-) 13.Ne2 Qd8 14.f4 a6 15.g4 (15.Qc2 Na5+=) 15...g6 (15...fg4 16.Ng3 Qa5 17.Qc2-/+) 16.gf5 gf5 17.Kh1 Kh8 18.Ng3 Qe8 19.Rg1 Rg8 20.a4 Nb4 21.Be2 Nf8 22.Rc1 Bd7 23.Rc7 (23.a5 Ba4 24.Nb3 Nc6-/+) 23...Qb8 (23...Bc6!?-+) 24.Rc3 b5 25.Nh5 Ng6 26.a5 (26.Nb3 ba4 27.Nc5 Qd8-/+) 26...Qd8 27.Nb3 Rc8 28.Rc8 Bc8 29.Rg3 Qc7 30.Bd2 Qc2 31.Qe1? Qe4-+ 32.Kg1 Nc2 33.Qf2+= Nb4 34.Bb4 Bb4-/+ 35.Bd3 Qe1 36.Qe1 Be1 37.Rg2 Nh4 38.Rg8-/+ Kg8 39.Nf6 Kg7 40.Ne8 Kf8 41.Nd6 Bd7 42.Nc5 Ke7 43.Na6 Ba5 44.Kf2 Bd2 45.Bb5 Bb5 46.Nb5 Bf4 47.Nc5 Ng6 48.Nc7? Nf8 49.h3 Bd2 50.Ke2 Bb4 51.N5e6= Ne6 52.Nd5 Kf7 53.Nb4 Nd4 54.Ke3 Ne6 ½–½. Schaffranietz,Horst – Scharl,Walter, Regionalliga SW, 2000. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.Bd3 Qb6)

5.Bd3 Qc7 6.f4 (6.Ne2 Nc6+=) 6...Nc6 7.Nf3 d6 8.0-0 Be7 9.Bd2 d5 10.e5 Ne4 11.Qe1 Nd2 12.Qd2 Qb6 13.Kh1 Bd7 (13...Nd4 14.Nd4 Bd7 15.Nf3+/-) 14.Be2 Rc8 15.ab4 Qb4 16.c3 Qb6 17.Na3 a6 18.Qe3 Na5 19.Nd2 (19.Nb1 Nc4 20.Bc4 Rc4-/+) 19...0-0 (19...Qb2!? 20.Nb5 Bb5-+) 20.Rfb1 Qa7 21.Rf1 (21.Nc2 Nc6+=) 21...Rc6 22.Rf3 Rfc8 23.Nab1 Qb6 24.Ra2 Nc4 25.Bc4 Rc4 26.Qe1 Ra4 27.Ra4 Ba4 28.g4 Bc2 29.f5 Qb2 30.f6 Bf8 (better is 30...gf6 31.ef6 Bd6-+) 31.Qf2?? (31.fg7 Bg7 32.Qf1 Rc7-+) 31...Rc7 (better is 31...Bb1 32.fg7 Bg7 33.Nb1 Qb1 34.Kg2 Qe4-+) 32.Qg1 a5 33.c4? (better is 33.fg7 Bg7 34.Qe1-+) 33...dc4 34.Na3 Ba3 (34...Ba3 35.d5 ed5-+) 0–1. Tsalicoglou,Jacque (2165) – Whittet,Andrew N (1860), Port Elizabeth RSA, Commonwealth Ch, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.a3 Nf6 5.Bd3 Qc7)

5.Bd3 d5 6.Nd2 (6.e5!? Ne4 7.Ne2=) 6...de4 7.Ne4 Ne4 8.Be4 Nc6 (8...f5 9.Bf3+=) 9.Nf3 Be7 10.h4 (10.0-0 0-0=) 10...Qa5 (10...Bd7 11.ab4 Nb4 12.c3= (worse is 12.Bb7 Qc7 13.Be4 f5-/+)) 11.Bd2 (11.0-0 Bd7= (11...ba3 12.Ba3 Ba3 13.Qd3=)) 11...Nd4 12.ab4 (12.Nd4 Qe5) 12...Nf3+= 13.gf3? (13.Bf3 Qb6+=) 13...Qe5 (13...Qc7!?-+) 14.Ra5-/+ Qc7 15.f4? (15.Qa1 0-0 16.Ra7 Ra7 17.Qa7 Rd8-/+) 15...b6! 16.Re5 Bb7 17.Rg1 (17.c4 Bf6 18.Qf3 0-0-0 (18...Be5 19.Bb7 Rb8 20.Bc6 Kf8 21.fe5+/-) 19.Bb7 Qb7 20.Qb7 Kb7-+) 17...Bf6 18.Bb7 Qb7 19.Re3 (19.Re2 Qc6-+) 19...0-0-0 (19...Rc8 20.Rd3-+) 20.Qe2 (20.Qf3 Qf3 21.Rf3 Kb8-/+) 20...Rd7 (better is 20...Qc7!? 21.Rgg3 Kb8-+ (21...Qc2? 22.Rc3 Bc3 23.Rc3 Qc3 24.Bc3+-)) 21.Bc3-/+ Rhd8 22.Be5 Be5-+ 23.fe5 Rd5 24.Rd3 Qa8?? 25.Rc3? Kb8-+ 26.Qg4 0–1. Vogiatzis,Dimitrios (2030) – Struk,Jerzy (2265), Pyramiden Franken Cup 4th, 2001. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 Nf6 5.a3)

5.Bg5 Be7 6.e5 Ne4 (6...Nd5 7.Be7 Qe7 8.Bb5+=) 7.Be7= Qe7 8.Qg4 (8.Bd3 Nc3 9.Qg4+=) 8...Qg5 (better is 8...f5 9.Qh5 g6+=) 9.Qe4?? (better is 9.Qg5 Ng5 10.ab4+=) 9...Qc1-+ 10.Ke2 Qb2 0–1. Campelli – Wall,Bill, Dayton, 1984. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6)

5.Bd3 Nc6

6.Bb2 Be7 7.Nf3 0-0 8.0-0 d5 9.e5 Ne4 10.ab4 Bb4 11.c3 Ba5 12.Be4 de4 13.Nfd2 f5 14.ef6 Rf6 15.Ne4 Rh6 16.Bc1 Rg6 17.Qh5 e5? (better is 17...Bc7+=) 18.Ng5+- (18.de5? Bg4 19.Bg5 Bh5 20.Bd8 Rd8-+) 18...Rh6 19.Qf7 Kh8 20.d5 Bc7 (20...Rf6 21.dc6 Bb6 22.Be3 (22.cb7?! Bb7 23.Ra2 Be4+-) 22...Be3 23.fe3 Rf1 24.Qf1+-) 21.dc6 e4 (21...bc6 22.Qc4 Rf6 23.Nf7 Rf7 24.Qf7+-) 22.Bf4 (22.Ne4 Bh2 23.Kh1 Bc7 24.Qh5 Rh5 25.Kg1 Rh1 26.Kh1 Qh4 27.Kg1 Qh2) 22...Bf4 23.Qf4 Be6 (23...Rf6 24.Nf7 Rf7 25.Qf7 bc6 26.Nd2+-) 24.Ne6 (better is 24.cb7 Rb8 25.Ra7 Rf6 26.Qb8 Qb8+-) 24...Re6 25.cb7 Rb8 26.Ra7 e3 27.fe3 Rf6 28.Qb8! (28.Qb8 Qb8 29.Ra8 Kg8 30.Rb8 Kf7 31.Rh8 Rf1 32.Kf1 Kg6 33.b8Q Kf6 34.Qd6 Kf5 35.g4 Kg4 36.Qf4 Kh5 37.Qf5 g5 38.Rh7) 1–0. Landais,Romain (1810) – Pinel,Jeremy (1960), Morbihan–ch, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

6.Bb2 Be7 7.Nf3 0-0 8.Ng5 ba3 9.Na3 Qa5 10.Qd2 Qd2 11.Kd2 h6 12.Nh3 Nb4 (12...d5 13.e5 Ne8 14.Rhb1-/+) 13.Nc4 Nd3 14.cd3 d5 15.e5? (better is 15.Nb6! Rb8 16.Ra7 de4 17.de4 Ne4 18.Kd3+=) 15...dc4-+ 16.ef6 c3! 17.Bc3 (17.Bc3 Bf6 Zwischenzug; 17.Kc3 Bf6 Zwischenzug) 17...Bf6 18.f4 (18.d5 Bc3 (18...ed5?! 19.Bf6 gf6 20.Nf4-/+) 19.Kc3 e5-+) 18...Rd8 19.Ke3 b6 20.Nf2 Bb7 21.Ne4 Be7 22.Ra2 Bd5 23.Rf2 f5 24.Ng3 Rdc8 25.Bb2 (25.Bd2 a5-+) 25...b5 26.Rc1 Rc1 27.Bc1 a5 28.Nf1 b4 29.Nd2 Rc8 30.Bb2 (30.Nc4 a4-+) 30...Rc2 31.Nc4 Rf2 32.Kf2 a4 33.Nd2 a3 34.Ba1 b3 35.Nb3 Bb3 36.Ke3 Bb4 37.Ke2 Kf7 38.Ke3 Bd1 39.g3 g6 40.Kf2 Bd2 0–1. Landais,Romain (1890) – Letue,Anthony (1870), FRA–chT4, 2004. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 e6 5.a3 Nc6)

6.ab4 Nb4 7.Ba3 Nd3 (7...b5 8.Nd2 Nd3 9.cd3 Ba3 10.Ra3-/+) 8.Qd3 (8.cd3 Qa5 9.Qd2 Qd2 10.Kd2 d6=+) 8...Ba3 9.Ra3 d6 (9...0-0!?-/+) 10.Nf3=+ a6 (10...b6 11.Nbd2=+) 11.0-0 (11.Nc3 0-0=) 11...b5=+ 12.Nbd2 Bb7 13.Re1 White plans e5 (13.e5 de5 14.Ne5 0-0-/+) 13...0-0-/+ 14.e5 de5 15.Ne5 Nd7 (15...Nd5 16.Ne4-/+) 16.Ndf3 (16.c4 Qc7 17.cb5 Ne5 18.de5 Rad8-/+) 16...Ne5 17.Re5 Bf3 18.Qf3 Qd4 19.Rb5 Rad8 (19...Qd2 20.g3 Qc1 21.Kg2 Qa3 22.Qa3 ab5 23.Qc5-/+) 20.Rb1 Rc8 (20...Rb8 21.Rba1=+) 21.Rd1 (21.Qe2 g6=+) 21...Qc4 22.h3 Qc2 23.Ra6 Rfd8 24.Rd8 Rd8 25.Ra8 Qc1 26.Kh2 Qc7 27.g3 g6 28.Qf4 Qd7 29.Rd8 Qd8 30.Qe5 Qe7 31.h4 f6 32.Qe3 Kg7 33.f4 e5 34.fe5 Qe5 35.Qe5?? (better 35.Qd3-/+) 35...fe5-+ 36.Kg2 Kf6 37.Kf3 Kf5 38.g4 Kf6 39.Ke4 Ke6 (better 39...h5 40.g5 Ke6-+) 40.h5 (40.g5-+) 40...gh5 41.gh5 h6 42.Kf3 Kf5 43.Ke3 Kg5 44.Ke4 Kh5 45.Ke5 Kg4 46.Ke4 Kg3 47.Ke3 h5 48.Ke2 Kg2 0–1. Engelmaier,Alexander Sergej – Urbanc,Ana (1680), 23rd International Styrian Youth Champi, 2016. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.Bd3 Nc6)

6.Ne2 ba3 7.c3 Be7 8.0-0 0-0 9.Na3 d5 10.e5 Ne8 11.f4 f5 12.g4 (12.Nc2 Nc7+=) 12...g6 (12...fg4 13.Ng3-/+) 13.Nc2 Ng7 14.Ne3 Rb8 (14...fg4 15.Ng3-/+) 15.gf5 gf5 16.c4 dc4 17.Bc4 b5 18.Bb3 Na5 19.d5 Bc5 20.d6 Bb7 21.h3 Qb6 22.Kh2 Kh8 23.Bd2 (23.Ra2!?-/+) 23...Be3-+ (worse is 23...Nb3 24.Qb3 b4 25.Rfc1-/+) 24.Be3 Qe3 25.Ra5 Nh5 26.Be6 Rg8! (26...Rg8 27.Bg8 Rg8 28.Rf3 Qf3 29.Qf1 Rg2 30.Qg2 Qg2) 0–1. Meleshko,Vladimir (2150) – Kochetkov,German (2370), Chervonograd IM–B, 2008. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.Bd3 Nc6)

6.Ne2 Qb6 7.ab4 Bb4 8.c3 Be7 9.Ba3 (9.e5 Nd5=) 9...0-0 (9...d6 10.f4+=) 10.Nf4 d6 11.Nd2 e5 12.Nd5 Nd5 (12...Qd8 13.Ne7 Ne7 14.de5 de5 15.Nc4+=) 13.ed5+= Nd8? (better is 13...Nd4 14.Nc4 Qb5 15.cd4 e4+/-) 14.de5+- Qc7 15.Ne4 Re8 16.0-0 (16.Bd6 Bd6 17.ed6 Qc3 18.Kf1 Qe5-/+; 16.ed6?! Bd6 17.Bd6 Qd6+=; 16.Nd6? Bd6 17.Bd6 Qd6-+) 16...Bf8 (16...de5 17.d6 Bd6 18.Nd6+-) 17.Qh5 (17.Bd6?! Bd6 18.ed6 Qd7+-; worse is 17.ed6 Qb8+-) 17...h6 18.e6! a6 19.g4 Ne6+/- 20.de6 Be6 21.Ng3 Qc3+= 22.Bf5?? g6-+ 23.Qh4 gf5 24.Nh5 Qf3 25.gf5?? Bf5 26.Nf6 Kh8 27.Bb2 Re5 28.Be5 de5-+ 29.Qg3 e4?? 30.Qf3 (30.Qg8) ½–½. Krustev,Goran (2055) – Popov,Ilian (2230), Sofia CSKA op, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

6.Ne2 d5 7.e5 Nd7 8.0-0 Be7 9.f4 g6 10.Nd2=+ 0-0 11.g4 f6-/+ 12.Nf3 Qb6 13.Kh1 Qc7 14.Rf2 fe5-/+ 15.fe5 Nb6 16.Qd2 Rf7 17.Qh6 Bf8 18.Qh3 Nc4 19.Nf4 N4e5 20.de5= Ne5 21.Bb2? Nd3?? 22.Nd3= ba3 23.Be5 Qe7 24.Raf1 Bd7 25.Bf4 Bb5 26.Bg5. Albarracin,O – Juarez,Carlos Eleodoro (2285), Olivos op, 1993.

6.Ne2 d5 7.e5 Ne4 8.0-0 f5 9.ab4 Bb4=+ 10.c4 dc4 11.Bc4 0-0 12.Qb3 Kh8 13.Rd1 a5 14.Be3 Re8 15.f3 Ng5 16.Nbc3 Bd7 17.f4 Nf7 18.d5+/- ed5 19.Nd5 Nfe5 20.fe5 Ne5 21.Nb6 Qe7 22.Bf2 Rad8 23.Nd7 Rd7 24.Bb5 Rd1 25.Rd1 Rc8 26.Nd4 Qf6 27.Qb1 f4 28.h3 f3 29.Qe4+/- fg2 30.Qg2 Ng6 31.Ne2 Nh4 32.Qg3 Qg6 33.Qg6+/- Ng6 34.Rd7 Ne5 35.Rd5 Ng6 36.Bd4 Be7 37.Bb6 Bh4 38.Ba5 Bf6 39.Bb6 Ne7 40.Rd7 Ng6 41.Bd4 Ne5 42.Rd5 Nf3 43.Kg2 Nd4 44.Nd4 Rd8 45.Bd7 Bd4+/- 46.Rd4 g5 47.Kg3 Kg7 48.Rd1 h5+= 49.Rd2 Kh8 50.Rd5+/- Kg7? 51.Rg5+- Kh6 52.Rd5 Kg7 53.Kh4 Kf6 54.Kh5 Rh8?? 55.Kg4+- Rg8 56.Kf3 Rd8 57.Kf4 Ke7+= 58.Kg5 Rg8?? 59.Kh6 Rd8+= 60.Kg7 (60.Kg7 Rd7 61.Rb5=). Matseyko,K (2170) – Breslavska,G (2100), ch–UKR w u20, Kharkiv UKR, 2005.

6.Ne2 d6 7.0-0 Be7 8.Nd2 0-0 9.f4 Bd7 10.e5 Ne8 11.f5? de5-+ 12.Ng3 Nd4 13.Nc4 ef5 14.Ne5 Be6 15.Be3 Bf6 16.Nc4 Rc8 17.Nd2 Nc2 18.Bc2 Ba1 19.Nf5 Bf5 20.Bf5 Bd4 21.Qf3 Be3 22.Qe3 Rc3 23.Qf4 Qb6 24.Kh1 Qe3 25.Qh4 g6 (25...g6 26.Nf3 gf5 27.ab4 Rc1 28.Rc1 Qc1 29.Ng1 Ng7-+) 0–1. Jurkovic,Hrvoje (2365) – Sax,Gyula (2520), CRO–Cup Pula, 1999.

6.Ne2 d6 7.c3 ba3 8.0-0 Be7 9.Na3 0-0 10.f4 e5 11.d5 Nb8 12.h3 Nbd7 13.Ng3 a6 14.Nf5 ef4-/+ 15.Bf4 Ne5 16.Ne7 Qe7 17.Bc2 Qc7 18.Qe1 Rb8 19.c4 Nfd7 20.Qg3 Nc5 21.h4 Re8 22.h5 h6! 23.Bh6 Bg4 24.Rf4 Qb6 25.Kh2 gh6 26.Rg4 Kh8 27.Qc3 Rg8 28.Rb1 Qc7 29.Rf4 Rg5-/+ 30.g4 Rbg8 31.Rg1 Kh7 32.Rg3 Rg4-+ 33.Rfg4 Rg4 34.Rg4 Ng4 35.Kg2 Ne5 36.Kf1 Qe7 37.Qh3 Qg5 38.Ke2 Kg7 39.Kd1 Qg1 40.Ke2 Qc1 0–1. Serfling,Rainer (2360) – Lehnhoff,Heinz_Georg (2235), remoteschach.de, 2004.

6.Ne2 d6 7.Nd2 Be7 8.0-0 0-0 9.f4 b6 10.h3 Bb7 11.g4 d5 12.e5 Ne4 (better is 12...Ne8!?-/+) 13.Ne4= de4 14.Be4 Qd7 15.Qd3 Rfd8 16.Rd1 h6 17.f5 Qc7 18.Bf4 (better is 18.fe6!? fe6 19.Qc4+=) 18...Nd4-/+ (worse is 18...ba3 19.f6 Bc5 20.Qe3=) 19.Nd4 Rd4 20.Bb7?? (better is 20.Qd4 Bc5 21.Bb7 Bd4 22.Rd4 Qb7 23.fe6 fe6 24.ab4-+) 20...Rd3-+ 21.Rd3 (21.Ba8 Qc2 22.Rd3 Qd3-+) 21...Qb7 22.ab4 Bb4 23.Rad1 (23.fe6 fe6 24.Be3 Qc7-+) 23...Bc5 24.Kh2 Qe4 25.Bg3 a5 (25...ef5 26.gf5 Qf5 27.R1d2-+) 26.fe6 fe6 27.Rd7 (27.Re1 Qc4 28.Red1-+) 27...Qe2 28.Kh1 0–1. Krustev,Goran – Ivanov,Stojan (2125), BUL–ch U20 Sofia, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

6.Ne2 Be7 7.0-0 0-0 8.Nd2 b6 9.Bb2 Bb7 10.c4 bc3 11.Bc3 (11.Bc3 Qc7 Combination; 11.Nc3 Nd4 Deflection) 11...Qc7 12.Qb3 Rac8 13.Rac1 Qb8 14.f3 Nh5 15.e5 g6 16.g4 Ng7 17.f4 d6 18.Ne4 f5 (better is 18...Ne8!?+=) 19.ef6+= Bf6 20.Nf6 Rf6 21.d5 Na5 22.Qb2 (22.Ba5 ba5 23.Rb1+=) 22...Rf7= 23.Bg7 Rg7 24.de6 Bd5 25.Nd4 Re8 26.Rfe1 Qb7 27.Bb5 Ree7? (27...Rf8 28.Qf2+=) 28.Bd7 (28.Qb4 Qa8+-) 28...Nc4 (28...h6 29.Rc8 Kh7 30.Qc3+/-) 29.Qb4 (29.Qe2 Rd7 30.ed7 Qd7 31.Qe8 Qe8 32.Re8 Kf7+-) 29...a5? (better is 29...Rd7 30.ed7 Qd7+=) 30.Qb5+- Na3 (30...Rd7 31.ed7 Rd7 32.Rc4 Bc4 33.Qc4 d5+-) 31.Qd5 (31.Qd5 Qb8 32.Rc8 Qc8 33.Bc8+-) 1–0. Galicki,Ryszard (2045) – Leks,Maria (1770), Gora Sw Anny op 1st Poland, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

6.Ne2 Be7 7.0-0 0-0 8.Nd2 d5 9.e5 Nd7 10.f4 ba3 11.Ba3 Ba3 12.Ra3 Nb4 13.Bh7? (better is 13.Nf3+=) 13...Kh7-+ 14.Rh3 Kg8 15.c3 Nc6 16.Ng3 f5 (better is 16...g6!?-+) 17.Qh5 Qe8 (better is 17...Nb6-+) 18.Qh7= Kf7 19.Nh5 Rg8 20.Rg3 Qf8 21.Qg6 Ke7 22.Qg5 Kf7 23.Qg6 Ke7 24.Nf3?? (better is 24.Qg5 Ke8 25.Ng7 Rg7 26.Qg7 Qg7 27.Rg7+=) 24...Qf7-+ 25.Qg5 Ke8?? 26.Nh4? Ne7 27.Re3 Nf8 28.Rg3 Nh7 29.Ng7 Kf8 30.Ne6 Qe6 31.Qh5 Rg3 32.hg3 Qf7 33.Qe2 Bd7 34.Rb1 b6 35.Qa6 Qe6 36.Qa3 Kf7 37.g4 fg4 38.f5 Qh6 (38...Nf5?! 39.Nf5 Kg8 40.Qa2-+) 1–0. Stefkovic,Marijan (2130) – Czajka,Detlef (1730), Goch op, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

6.Ne2 Be7 7.0-0 0-0 8.h3 b6 9.Be3 Bb7 10.Nd2 ba3-/+ 11.c3 Qc8 12.f4 Ba6 13.Qc2 Nb4!-+ 14.cb4 Qc2 15.Bc2 Be2 16.Rfe1 Bb5 17.Reb1 Rfc8 18.Bd1 Bd3 19.Rb3 Be4 20.Ne4 Ne4 21.Bf3 d5 22.Be4 de4 23.Bc1 Rc4 24.Ba3 Rd4 25.Rg3 g6 26.b5 Ra4 0–1. Konstacky,M (2025) – Blecha,Mir (2200), Czech Christmas, 2006.

6.Ne2 Be7 7.0-0 d6 8.Be3 0-0 9.h3 Bd7 10.f4 Kh8 (10...ba3 11.Na3 Nb4 12.Ng3 Qc7 13.f5 Nd3 14.Qd3 Rac8 15.Bg5-/+) 11.Kh1 (11.c4 bc3 12.Nbc3 b6 13.d5 Na5 14.Rc1 Rc8 15.Nd4+=) 11...Rc8 (11...ba3 12.Na3 Nb4 13.Ng3 Qc7 14.f5 Nd3 15.Qd3-/+) 12.g4 (12.ab4 Nb4 13.Ra7 Qb6 14.Ra1 Nd3 15.cd3+=) 12...Qe8 (12...d5 13.e5 Ne8 14.ab4 Bb4 15.c3-/+) 13.Ng3 (13.g5 Nh5 14.ab4 Nb4 15.Ra7+=) 13...ba3 (13...a6 14.g5 Ng8 15.f5+=) 14.g5 (14.Na3 Nb4 15.g5-/+) 14...Ng8 15.Na3 f6 16.h4 e5 17.d5 Nb4 18.f5 Nd3 19.cd3 g6 20.Kg2 Qf7 21.Nc4 a6 22.Nb6 Rcd8 23.Rc1 gf5 24.ef5 (24.Nd7!? Rd7 25.Nf5+=) 24...Qg7 25.Nh5 Qf7 26.Ng3 Qg7 27.Nd7 Rd7 28.Qg4 Bd8 29.Nh5 Nh6 30.Qg3 Qf7 31.g6 Qd5 32.Kh2?? Nf5-/+ 33.Rf5 hg6 34.Qg6 Rg8 35.Ng7 Rgg7 36.Rh5 Rh7 37.Qe8? Qg8-+ 38.Rh7 Rh7 39.Qg8 Kg8 40.Rc8 Rh4 41.Kg3 Rb4 42.Rd8 Kf7 ½–½. Shevchenko,Kirill – Oboladze,Luka, WY Boys–U8 Porto Carras GRE, 2010. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.Bd3)

6.Be3 d5 7.e5 Nd7 8.f4 Be7 9.Nf3 0-0 10.0-0 f5 11.ef6 Nf6 12.Ne5 ba3 13.Na3 a6 14.Rf3 Nb4 15.Rh3 Nd3-/+ 16.Qd3 Ne4 17.Nb1 Bf6 18.Nd2= Be5 19.fe5+= g6 20.Ne4 de4 21.Qe4 Rb8 22.c4 b5+= 23.d5?? Bb7?? 24.Rd1 bc4=+ 25.Qc4 Bd5 26.Qa6 Rf7 27.Qd6 Qd6 28.ed6 Rb2 29.Rd2?? Rb1 (29...Rb1 30.Rd1 Rd1) 0–1. herros (1790) – carocan (1700), kurnik, 2011.

6.Nf3 ba3 7.c3 d6 8.0-0 Be7 9.Ba3 (worse is 9.Ra3 d5 10.Nbd2 Ba3 11.Ba3 Qc7-/+) 9...0-0 10.Nbd2 a6 11.Qe2 Re8 12.Rfb1 Qc7 13.h3 Nd7 14.c4 Bf6 15.c5? (better is 15.Nb3+=) 15...dc5-+ 16.e5 Be7 (16...Nd4 17.Qe4 Nf3 18.Nf3 Ne5 19.Qh7 Kf8 20.Ne5 Be5 21.Bb2-+) 17.Rc1 cd4 18.Be7 Re7 19.Qe4 f5 (19...Nde5?? 20.Qh7 Kf8 21.Qh8) 20.Qh4 Nf8 (20...Nde5?! 21.Ne5 Qe5 22.Rc6+=) 21.g4 (21.Qh5 Rd7-+) 21...h6 (21...Ng6 22.Qg5-+) 22.Qg3 (22.gf5 ef5 23.Nd4 Ng6-+) 22...Bd7 (22...Nd7!? 23.gf5 Nde5 24.Nd4 Nd3 25.Qd3-+) 23.Nc4 Nb4 (23...g5 24.Rab1 Ra7 25.Nb6-+) 24.Nd4 f4! 25.Qf3 Nd3 26.Qd3 b5 27.Nd6 Qb8 28.Qe4 g5 29.h4 b4 30.Nb3 Ra7 31.Nc5 Qa8 32.Qa8 Ra8 33.Ra6 Ra6 34.Na6 Ng6 35.hg5 hg5 36.Nb4 Ne5 37.Rc5 Nf3 38.Kg2= Nh4 39.Kf1 e5 40.Nd5 Re6 41.Ne4 Ba4 42.Ng5 Rd6 43.Ne4 Ra6 44.Rc8 Kg7 45.Rc7 Kf8 46.Rc8 Kg7 47.g5 Kg6 48.Ne7= Kh5 0–1. Loskarn,Peter – Braslavsky,Vitaly, Ruhrgebiet VK4, 1997. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

6.Nf3 a6 7.0-0 Be7 8.Re1 (8.ab4 Nb4 9.e5 Nfd5+= (9...Nd3? 10.ef6 Nc1 11.fe7 Qe7 12.Nc3+-)) 8...0-0 9.ab4 Nb4 10.Bf1 (10.Nc3 Qc7 11.Qd2 Rb8=) 10...Qc7 (10...d5!? 11.Nbd2 Qc7-/+) 11.c3= Nc6 12.Ba3 (12.e5 Ne8=) 12...Ba3 (12...d6 13.Nbd2=+) 13.Na3=+ Rb8 (13...d5 14.e5 Ne4 15.Bd3 Nc3 16.Qb3=+) 14.c4 (14.e5 Ne8=) 14...Ne7 (better 14...d6!?=+) 15.e5+= Ne8 16.c5 b5 17.cb6 Rb6 18.Nc4 Rb4 19.Ne3 Qb6 (better 19...Bb7 20.Qd2 a5+=) 20.d5 (better 20.Qd2!?+-) 20...ed5 21.Nd5 Nd5 22.Qd5 Nc7 23.Qd6 Qb7?? (23...Qd6 24.ed6 Nb5 25.h3=+) 24.Ba6 (better 24.Rec1+-) 24...Na6= 25.Ra6 Rb1 26.Ra1 Rb6 27.Qa3 Qc7 28.Rec1 Qb8 29.Qd3 h6 30.Rab1 Qa7 31.Rb6 Qb6 32.h3 Qe6 33.Rc7 g5 (33...Rd8 34.Qd6+=) 34.Qb5 (34.Qd4 Re8+-) 34...g4 (better 34...d6!?+=) 35.hg4+- Qg4 36.Qd5 Re8 (36...Qe6!? 37.Qd4 Re8+-) 37.Qa8+- d6 38.ed6 Kf8?? (38...Bd7 39.Qa1 Qe6+-) 39.Qa3 (better 39.Qc6!? Qf5+-) 39...Bd7 (39...Kg8 40.Qc1 Qe6 41.Qc6+-) 40.Qa7 (40.Qa1 Kg8+-) 40...Rd8 (40...Be6 41.Qa1 Kg8 42.Qf6+-) 41.Qa1 Qg7 42.Qa5 (42.Ne5 Be6+-) 42...Bh3 (better 42...Qf6 43.Qd5 Be6+-) 43.Rf7?? (better 43.Ne1 Bg4 44.Rf7 Kf7 45.Qd8+-) 43...Kf7= 44.Qc7?? (better 44.Qh5 Kf8 45.Qh3 Qa1 46.Kh2=) 44...Kf8?? (better 44...Rd7 45.Qc4 Be6-+) 45.Qd8+- Kf7 46.Qc7 Kg8 47.Qg7 Kg7 48.gh3 Kf7 49.d7 Ke7 50.Ne5 Kd8 51.f4 (51.f4 h5 52.h4 Ke7 53.f5 Kf6 54.d8Q Ke5 55.f6 Ke6 56.Qe7 Kd5 57.f7 Kc6 58.f8Q Kd5 59.Qc5 Ke4 60.Qff5) 1–0. Valbuena Castro,Gregorio (1850) – Garcia Extremera,M, 1st Obert Primavera La Lira, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

6.Nf3 Qb6 7.ab4 Nb4 8.0-0 (8.e5 Nd3 9.Qd3 Nd5=+) 8...d6 (8...d5 9.e5 Nd3 10.Qd3=+) 9.Na3 (9.Bg5 Nd3 10.Qd3 d5 11.Bf6 de4 12.Qe4 gf6=) 9...Nd3 10.Qd3 Qd8 (10...Be7 11.Bg5=) 11.Bf4 (11.Bg5 Be7=) 11...Be7 (11...b6 12.Bg5=+) 12.Qb5 White prepares the advance e5 (12.Nb5 a6=+) 12...Qd7 13.e5 de5 (13...Ne4!?=+) 14.Ne5= Qb5 15.Nb5 0-0 (15...Nd5!? 16.c4 Bd7 17.Nd7 Nf4=+) 16.Nc7+- Rb8 17.Ra7 Nh5 (17...Rd8 18.Nb5 Nh5 19.Be3+-) 18.Be3 Bd8 19.Nb5 Bb6 20.Raa1 (20.Ra4 g5+-) 20...Nf6 (20...Bd8 21.g4 Nf6 22.Bf4+-) 21.c4+- Bd7 (21...h6 22.Rfb1+-) 22.Nd7 Nd7 23.c5 Bd8 24.Bf4 (24.Ra7 Be7+-) 24...e5 25.Be5 Ne5 26.de5 Rc8 27.Rfc1 Be7 (27...Rc6 28.Nd4 Rc7 29.Nf5+-) 28.Nd6 Rc7 29.Rab1 g6 (29...Ra8+-) 30.Rb7?? (better 30.Nb7 f6 31.ef6 Rf6 32.Rb5+-) 30...Bd6= 31.ed6 Rb7 32.c6 Rc7? (better 32...Rb5=) 33.dc7+- Rc8 34.g4 (34.Kf1!?+-) 34...Rc7+- 35.Kg2 f6 (35...Kf8 36.Kg3 Ke7 37.Kf4+-) 36.Kf3 (36.f4!? Kf7 37.f5 gf5 38.gf5 Ke7 39.Re1 Kd6 40.Re6 Kd5 41.Rf6 Ke5+-) 36...Kf7 37.Kf4 Ke6 38.h4 White intends g5 38...Kd6 (38...Kd5 39.g5 f5 40.Rc2+-) 39.g5 f5 40.h5! Kd5 (40...gh5 41.Rd1 Double attack (41.Kf5 Deflection)) 41.h6 Kd6 42.f3 Kd5 (42...Ke6 43.Rb1+-) 43.Rb1 Kc6 (43...Rc6 44.Rb7 Rc4 45.Kg3 Rc1+-) 44.Rc1+= Kd6 45.Rc7 Kc7 46.Ke5 Kd7 47.Kf6 f4 48.Kg7?? (better 48.Ke5+-) 48...Ke7= 49.Kh7 Kf7 50.Kh8 The mate threat is Ke6 50...Kf8 51.h7 Kf7 ½–½. Schulz,Lukas (2150) – Kramer,Julian (2320), GER Ch Youth U18, 2015. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 e6 5.a3 Nc6)

6.Nf3 Qb6 7.e5 Nd5 8.Bc4 Nde7 9.0-0 Qc7 10.Bf4 Nf5 11.d5 Na5 (better is 11...Nce7!? 12.Qd3 ed5=) 12.Bd3+/- g6 (better is 12...Bc5!?+/-) 13.d6+- Qc6 (better is 13...Qb6 14.ab4 Nc6+-) 14.ab4 Nc4 15.Qe2 Nb2 (15...Ncd6 16.Rd1 Qb6 17.ed6 Bd6 18.Bd6 Nd6+-) 16.Bb5 Qb6 17.c4 Nd4 18.Qb2 Nf3 19.gf3 a6 20.Bg5 Bg7 21.Rd1 Rg8 22.Qe2 Rb8 (22...Qa7 23.Nc3 h6 24.Be3+-) 23.Ba4 (23.Nc3 ab5 24.Nb5 f6 25.ef6 Qc6 26.fg7 h6+-) 23...Qb4 24.Bd2 Qc5 25.Bc3 b5 26.cb5 ab5 27.Bc2 (27.Bd4 Qc6 28.Bb3 Bb7+-) 27...Bb7 28.Be4 Be5 29.Bb7 Bc3 30.Nc3 Qc3 31.Qb5 f5 32.Rdc1 Qd2 33.Rc8 Rc8 34.Bc8 Qd6 35.Bd7! Ke7 36.Ra7 Rb8 37.Bc6 Kf6 38.Rb7 Qd2?? 39.Rb8 Qg5 40.Kf1 Qc1 41.Ke2 Qc2 42.Ke3 Qc3 43.Qd3 Qe5 44.Kd2 Qb8 45.Qd4 Kf7 46.f4 Qc7 47.Qd7 Qd7 48.Bd7 Kf6 49.Ke3 e5 50.fe5 Ke5 51.Kf3 g5 52.Be8 h6 53.Kg3 Ke4 54.f3 Ke5 55.h4 Kd4 56.h5 Ke3? 57.Bd7 g4 58.f4 Ke4 59.Be6 (59.Be6 Kd4 60.Bf5+-) 1–0. Gorbunova,Anna – Merkulova,Yulija, Privolzhskogo FO–ch U18, 2004. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.Bd3 Nc6)

6.Nf3 d5 7.e5 Ne4 8.0-0 Qb6 (8...Be7 9.Qe2 0-0 10.Be4 de4 11.Qe4=) 9.ab4= Nb4 (9...Bb4 10.Be3 Be7 11.c4=) 10.Be4+= de4 11.Ng5 Bd7 (11...Qc6 12.c3 Nd5 13.Ne4+=) 12.c3 Nd5 13.Ne4 Rc8 The backward pawn on c3 becomes a target (13...Qc6 14.Qh5 Be7 15.Qg4+/-) 14.Qf3+/- Be7 (14...Bb5 15.Re1 Ba6 16.Qg3+/-) 15.Qg3 0-0 (better is 15...g6!? 16.Bg5 Bb5+-) 16.Bh6+- g6 17.Bf8 Bf8 (17...Kf8 18.Nbd2 a5 19.Rfb1+-) 18.Nbd2 Bb5 19.Rfb1 Qc6 20.h4 Bh6? (20...Ba6 21.Rc1 Bh6+-) 21.Nd6 (better is 21.c4 Nf4 22.Qf3+- (22.cb5?! Ne2 23.Kh2 Qc2+-)) 21...Bd2 Increases the pressure on the backward pawn (21...Nc3!? 22.Qf3 A) 22...Bd2?? 23.Qf7 Kh8 24.Qf6 Kg8 25.Qe6 Kh8 26.d5+-; B) 22...Nb1? 23.Qf7 Kh8 24.Nc8 (24.Rb1?! Rf8 25.Qb7 Qb7 26.Nb7 Bc6=) 24...Nd2 25.Nd6+-; C) 22...Rf8 23.Nb5 Nb1 24.Rb1 Bd2 25.Qc6 bc6 26.Na7 Ra8 27.Nc6 Ra6 28.Rb8 Kg7=) 22.Nc8 (22.Qf3 Rf8 (22...Nc3?? 23.Qf7 Kh8 24.Qf6 Kg8 25.Qe6 Kg7 26.d5+-) 23.Rb5 Qc3 24.Ra7 Qf3 25.gf3 Bc3+-) 22...Qc8+/- 23.Rb5 Nc3 24.Rc5 Ne2 25.Kh2 Qc5 26.dc5 Ng3 27.fg3 (27.Kg3 a5+/-) 27...a5 28.Rb1 (28.g4 Bc3 29.Ra3 Be1+/- (worse is 29...Be5 30.Kh3+-)) 28...Bb4+= 29.g4 Kf8 30.Kg3 Ke7 31.Kf4 h6 32.g5 hg5 (32...h5 33.g4+/-) 33.Kg5 (33.hg5?! Kd7=) 33...Bd2 34.Kg4 Bb4 35.Kf4 Kd7 (35...Bc5 36.Rb7 Kf8 37.Rb5+/-) 36.Kg5 (better is 36.g4+-) 36...Kc7? (better is 36...Ke7 37.Rb2 Kf8+/-) 37.Kf6+- Bc3 (37...Kc6 38.g4+-) 38.Rc1 Bb2 (38...Bd4 39.Rc4 Ba1 40.Kf7 Be5 41.Ke6 Bg3+-) 39.Rc2 Bd4 40.g4 Kc6 41.h5 gh5 42.gh5 Be3 43.Kf7 Kd5 44.Ra2 a4 45.Ra4 Ke5 46.Rb4 Bc5 (46...Kd5+-) 47.Rb5 (47.Rb5 b6 48.h6+-) 1–0. Kjoita,Henning (2010) – Buys,Werner, Durban RSA, World Ch U18 (b), 2014. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.Bd3 Nc6)

6.Nf3 d5 7.e5 Ne4 8.0-0 Be7 9.ab4 Bb4 10.c4 Nc3 11.Qb3 Nb1 12.Rb1 Be7 13.Ba3 dc4 14.Be7 cb3=+ 15.Bd8 Kd8 16.Rb3 h6 17.Be4 Kc7 18.Bc6 bc6 19.Ra1 Rd8 20.Kf1 Rd5 21.Ke2 a5 22.Ke3 Rb5 23.Rc3=+ f6 24.g4 Bd7 25.h4=+ Kd8 26.g5 hg5 27.hg5= f5 28.Nd2 Ke7 29.Nb3 Be8 30.Nc5 Bh5 31.Nd3 Be8 32.Nc5 Bh5 33.Nd3 ½–½. Schlag,Franz – Hoffmann,Hans (2250), Wch Seniors Bad Wildbad, 1993.

6.Nf3 d5 7.e5 Ne4 8.0-0 Be7 9.ab4 Nb4 10.Re1 Qc7 11.Na3 (11.Ba3 Nd3 12.Qd3 0-0 13.Be7 Qe7 14.Nc3 Nc3 15.Qc3 b6 16.Reb1 Bb7+=) 11...Nc3 (11...Nd3?! 12.cd3 (12.Qd3 Bd7 13.c4 0-0 14.Nc2 b5 15.cd5 ed5 16.Ba3 Ba3+=) 12...Nc3 13.Qb3+= Bd7 14.Bd2 Na4 15.Nb5 Qb6 16.Reb1 0-0=) 12.Nb5 Nb5 13.Bb5 Bd7 14.Bd7 Qd7 (14...Kd7 15.Re2 Rhc8 16.Bg5 a5-/+) 15.c3 (15.Bg5 0-0 16.Be7 Qe7-/+) 15...Nc6 16.Ng5 (16.Bg5 0-0-/+ –0.84) 16...h6 17.Qh5 g6 18.Qh3 Kf8 (18...Bg5?! 19.Bg5 a5 20.Bf6=) 19.Nf3 Kg7 20.Qg3 b5 21.h4 a5 22.Qf4 a4 23.Nh2 Na5 24.Ng4 Nb3 25.Nf6 Qd8 26.Rb1 Bf6 27.ef6 Qf6 0–1. Wiander,M (2195) – Handke,F (2510), 39th Rilton Cup, Stockholm SWE, 2009. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3)

6.Nf3 d5 7.e5 Ne4 8.Nfd2 Nd2-/+ (8...Nd2 9.Bd2 Nd4 10.ab4 Nc6-/+) 0–1. joselopescruz – lonewolf, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.Bd3 Nc6)

6.Nf3 Be7 7.0-0 0-0 8.d5 ed5 9.ed5 Nd5 10.Bh7 Kh7 11.Qd5 Kg8 12.Bg5 Bg5-/+ 13.Ng5 Qf6 14.Nd2 Ne7 15.Qc5 d5 16.Rae1 Qg5 17.Nf3=+ Qg6 18.Re7 ba3 19.Ne5 Qf5 20.Ra1 Be6-/+ 21.Nd3 Rac8 22.Rc7-/+ a2! 23.Ra2 Rc7 24.Qc7=+ Rc8 25.Qg3 a6-/+ 26.Qe3?? d4!-+ 27.Qd4 Ba2 28.Qb2 Bd5 29.f3 Qf6 30.Qc1 Qd4 31.Nf2 Re8 32.c3 Qe3 33.Qe3 Re3 34.h3 Rc3 35.Ng4 f6 36.Kh2 a5 37.Kg3 a4 38.Kh2 a3 39.Kg3 a2 40.Kh2 a1Q 41.Nf2 Rc2 42.Kg3 0–1. Juranic,Bruno (2020) – Zufic,Miroslav (2140), CRO–chT Pula, 1999.

6.Nf3 Be7 7.0-0 0-0 8.Bg5 h6 9.Bh4 a6 (9...d6 10.e5 Nd5 11.Be7 Qe7 12.ab4 Ndb4 13.ed6 Qd6 14.Be4-/+) 10.Qe1 b5 11.ab4 Nb4 (worse is 11...Bb4 12.c3 Be7 13.e5+=) 12.Bf6 Nd3 13.cd3 Bf6 14.e5 Be7 15.Qe4 Rb8 16.Qg4 Bb7 17.Nbd2 Qb6 (17...d6 18.Ne1-+) 18.Ne4 f5 19.ef6 Bf6 20.Nc5 (20.Ne5 Be4 21.de4 Qd4-/+) 20...Bf3-+ 21.gf3 Qd6 22.Ra6 Qd4 (better is 22...Qd5!? 23.Qe4 Bd4 24.Qd5 ed5 25.Nd7 Ra8-/+) 23.Qd4+= Bd4 24.Nd7 Ra8 25.Re6 Rf3 26.Ne5 Be5 27.Re5 Rb8 28.Rb1 b4 29.Re3 Re3 30.fe3 Kf7 31.Rb3 Ke6 32.Kf2 Kd5 33.Kf3 Kc5 34.Ke2 Kb5 35.Kd2 Rf8 36.d4 Rf2 37.Kd3 Rh2 38.d5 Kc5 39.d6 Kd6 40.Rb4 g5 41.e4 Ke5 42.Rb5-/+ Kf4 43.Rf5 Kg4 44.Rf6 h5 45.e5 Rh3 46.Ke2 Ra3 47.e6 Ra5 48.Kd3 Re5 49.Kd4 Re1 50.Kd5? h4 51.Kd6 h3 52.Rh6 Kg3 53.Rh5 g4 54.Re5 Re5 55.Ke5 h2 0–1. Voeller,Lothar – Fischer,Andre Klaus (2165), Berlin Lichtenberger op, 2007. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6 5.Bd3 Nc6)

5.e5 Nd5

6.ab4 Bb4 7.Bd2 0-0 8.c4 Bd2 9.Nd2 (9.Qd2 Nc7 (9...Ne7 10.Bd3 d6 11.Nf3 de5 12.de5 Nd7 13.0-0 Nc6=+) 10.Qf4 f6 11.Bd3 fe5 12.Qe5 Nc6 13.Qe4 g6-/+) 9...Nb4 10.Ne4 Qh4 (better is 10...d5 11.Nd6 a5=+ 12.Nf3 b6 13.cd5 ed5=+) 11.Bd3?? (better is 11.Qb1= N8c6 12.Nf3 Qf4 13.Ra4 f5=) 11...d5-+ (11...Nd3?! 12.Qd3 b6 13.Nd6=) 12.Bb1 (12.ed6 f5 (12...Nd3 13.Qd3 Rd8 14.Nf3+=) 13.Nf3 Nd3 14.Qd3 fe4 15.Nh4 ed3-+) 12...de4 13.g3 Qh6 14.Be4 N8c6 15.Nf3 f5 16.ef6 Qf6 17.0-0 a5 18.Qb1 g6 19.d5?! ed5 20.cd5 Ne7 21.Rd1 Bg4 22.Ra3 Qd6 23.Rd4 Bf3 24.Bf3 Nc2! 25.Qc2 Qa3 26.Bg4 Nf5 27.Bf5 Rf5 28.d6 Qc5 29.Qb3 Rf7 30.Rf4 Raf8 31.Qe6 Qc1 32.Kg2 Qc6 33.f3 Qd7 34.Qd5 Kg7 35.Re4 Qf5 (35...Qf5 36.Rd4 Rd7-+) 0–1. Vasenev,S (2360) – Frolyanov,D (2500), ch–Privolzhsky Region, Ishevsk RUS, 2005.

6.ab4 Bb4 7.Bd2 Qb6 8.c3 (8.Nf3 Bd2 9.Nbd2 d6 10.c4 Nf4 11.Ne4) 8...Be7 9.Qc2 (9.Nf3 0-0=+ (9...d6 10.c4 Nc7 11.Nc3) 10.c4 Nc7 11.c5; 9.Na3 0-0 10.c4 Qb2 11.cd5) 9...Nc6 10.Bd3 (10.Na3 Nd4 11.cd4) 10...h6 (10...d6 11.f4=+ –0.66/8 (11.ed6 Bd6 12.Nf3-/+)) 11.Ne2 (11.Na3 0-0=+) 11...d6 12.f4 (12.ed6 Bd6 13.Na3 Qd8=+) 12...de5 (12...Bh4 13.g3 Be7 14.Na3=+) 13.fe5=+ Bd7 (13...0-0 14.Nf4=+) 14.Na3 Ba3 (14...Bh4!? 15.g3 Be7=+) 15.Ra3= a6 16.Rb3 Qa7 17.Qb2 Rb8 18.Qa3 Nde7 19.Ng3+= 0-0 20.Ne4 Nf5 21.Nc5 Bc8 22.0-0 b5 23.Bf5 ef5= 24.Be3 Be6 25.Rb2 a5 26.Bf2 Bc4 27.Rd1 Qe7 28.Qa1 Rfe8 29.Qb1 Qg5 30.Nd7 Rb7 31.Nc5 Rbb8 32.Re1 f4 33.Qe4 Ne7 34.Qb1 f3 35.Bg3 h5 36.Ne4 Qg6 37.Nd6 Qb1 38.Reb1 Bd3 39.Ra1 a4 40.Ne8 Re8+= 41.gf3 Nd5 42.Be1 Rc8 43.Rd1 Bc4= 44.Rbb1 Bb3=+ 45.Rdc1 Nf4 46.Rb3 ab3 47.Rb1 Nd3 48.Kf1 Ne1 49.Ke1 Rc3 50.Kf2 Kf8-/+ 51.Kg3 g5 52.h3 Ke7 53.d5 Rd3 54.h4 g4 55.Kf4 Rf3 56.Ke4 Rc3 57.Kf5 g3 58.d6 Kd7 59.Rb2 b4 60.Rg2 Rf3 (60...Rf3 61.Kg5 Ke6 62.Kh5 Rd3-+) 0–1. Ritova,Merike (2010) – Neugebauer,Josef, NBG Open Weilburg, 1995.

6.ab4 Bb4 7.Bd2 Bd2 8.Qd2 (8.Nd2 d6 9.c4 Ne7 10.ed6 Qd6 11.Ne4) 8...d6 9.Nf3=+ de5 10.de5 0-0 11.c4.

6.ab4 Bb4 7.Bd2 Nc6 8.Bb4 (8.Nf3 f6=+) 8...Ndb4-/+ 9.c3 (9.Nf3 0-0 10.c3 Nd5-/+) 9...Nd5 10.Qg4 (better 10.Nf3!?-/+) 10...0-0-+ 11.Bd3 f5 (11...d6 12.Nf3 f5 13.Qg3 de5 14.Ne5 Ne5 15.de5-+) 12.ef6-/+ Nf6 (worse 12...Rf6 13.Ne2-/+) 13.Qh4 (13.Qg5 h6 14.Qd2 e5-/+) 13...e5 (13...Qb6 14.Ne2 Qb2 15.Ra3-+) 14.d5? (better 14.Ne2-+) 14...e4 (14...Nd5 15.Qh7 Kf7 16.Bc4+-) 15.Bc2 Qb6 (15...Nd5 16.Qd8 Nd8 17.Bb3=) 16.dc6 (16.Ra2 Ne5 17.Nh3-+) 16...Qb2 17.Ne2 (17.Nh3 Qa1 (17...Qc2?! 18.0-0-+) 18.0-0 Qa2 19.Be4 Ne4 20.Qe4 dc6-+) 17...bc6 (worse 17...Qa1 18.cd7 Bd7 19.0-0-+; 17...Qc2?! 18.cb7 Bb7 19.Nd2-+) 18.0-0 (18.Nd4 Qa1 19.0-0 Ba6-+) 18...Qa1 (18...Qc2?! 19.Nd4 Qb2 20.Ra5-+) 19.Bb3 (19.Be4 Ne4 20.Qe4 Ba6-+) 19...d5 20.Nd2 (20.Nd4 Ba6 21.Rd1 Rab8-+) 20...Qb2 21.Rd1 (21.Qg5 h6 22.Qf4-+) 21...Bg4 22.f3 e3 23.Nf1 Qe2 24.fg4 (24.Re1 Qb2 25.Bd1 Qc3-+) 24...Rab8 25.Ng3 (25.Re1 Qf2! 26.Qf2 ef2 27.Kf2 Rb3 28.g5 Ne4 29.Kg1 Rc3 30.Ng3-+) 25...Qf2 26.Kh1 e2 (26...e2 27.Ne2 Qh4 28.Bd5 cd5 29.Rg1 Ng4 30.h3 Rf2 31.Rd1 Rg2 32.Kg2 Qf2 33.Kh1 Qh2) 0–1. Oberholzer,Francois (2030) – Balabaev,Timur (2390), PRO League Group Stage, 2017. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.e5 Nd5)

6.Bc4 Nb6 7.Bb3 Nc6 8.f4 a5 9.ab4 Nb4 10.Ba3 N6d5 11.Bd5 Nd5-/+ 12.Bf8 Rf8 13.Nf3 Nf4 14.0-0 d6 15.ed6 Qd6 16.c4 Ng6 17.Nc3 Ke7 18.Qb3 Rd8 19.Nb5= Qb6 20.c5 Qc6 21.Nd6 a4 22.Qb4 b5 23.Rfb1?? Nf4 24.Qb5? Bd7 25.Qc6 Bc6=+ 26.Rb2 f6-+ 27.Ra3 Bf3 28.gf3-/+ Rd7 29.Rba2 h6 30.Ra4= Ra4 31.Ra4 e5 32.de5 fe5 33.Kf2? Nd3-/+ 34.Ke3 Nc5 35.Nc8 Kf6 36.Nb6?? Rd3-+ 37.Kf2 Na4 (37...Na4 38.Na4 Rd2 39.Kg3 Rc2-+) 0–1. rpatru (2165) – hypermode (2270), net–chess.com, 2009.

6.Bc4 Nb6 7.Bb3 d6 8.f4 Nc6 9.Nf3 d5 10.0-0 Be7 11.ab4 Bb4 12.c3 Be7 13.Qd3 0-0 (13...Bd7 14.Ba3+=) 14.g4 (14.Ng5!? g6 15.Qh3=) 14...g6 15.Ra2 Bd7 16.h4 (16.Ba3 a5-/+) 16...a6 (16...Bh4 17.g5+/-) 17.h5 Rc8 18.Ng5 Bg5 (18...Kg7!?-/+) 19.fg5+= Nc4 (19...Ne7 20.Rf6+=) 20.hg6 (20.Bc4!? dc4 21.Qf3=) 20...fg6+= 21.Rf6 Rf6 22.gf6 N6e5 23.de5 Qb6 (23...Ne5!? 24.Qg3 Qf6+=) 24.Rf2= Ne5 (24...Qb3 25.f7 Kg7 26.Qf3 Qd1 27.Qd1 Ne3 28.Be3 h5 29.Qf3 g5 30.Qf6 Kh7 31.Bg5 Rc3 32.Qh6) 25.Qe3?? (better is 25.Qg3 Nf7 26.Ba2+=) 25...Qe3-+ 26.Be3 Ng4 27.Rf3 Ne3 28.Re3 Kf7 29.Bd5 Kf6 30.Rf3 Ke7 31.Bb3? Rc5 32.Nd2 Rg5 33.Kh2 Bc6 34.Rf2 b5 35.Bd1 Rc5 36.Nb3 Rc3 37.Nd4 Bd5 38.Bg4 Rc4 39.Rd2 e5 40.Nf3 Bf3 41.Bf3 Rd4 42.Ra2 Ra4 43.Rc2 Kf6 44.Rc7 h5 45.Bd5 Kf5 46.Rf7 Kg4 47.Rf6 g5 48.Be6 Kh4 49.Rh6 Rf4 50.Bd7 Rf2 51.Kg1 Ra2 52.Rd6 g4 53.Rd5 e4 54.Rc5 b4 55.Be6 Rb2 56.Kf1 Kg3 57.Rh5 b3 58.Rg5 Kf3 59.Bg4 Kf4 60.Rg6 Rb1 61.Kf2 b2 62.Bc8 e3 63.Ke2 Re1!! (63...Re1 64.Kd3 b1Q 65.Kd4 Rd1 66.Kc4 Qc2 67.Kb4 Rb1 68.Ka5 Qa2) 0–1. Vekemans,Denis (2015) – Houdart,David (2175), Nord Pas de Cal–chT, 2004. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.e5 Nd5)

6.Bc4 Nb6 7.Bb3 g6 8.c3= ba3 (8...d6 9.ab4 de5 10.de5 Qd1 11.Kd1=) 9.Nf3 Be7 (9...a2 10.Nbd2 d5 11.ed6 Bd6 12.Ne4+=) 10.Bh6 Bf8 11.Qc1 Qe7?? (better 11...a2 12.Ra2 Nc6+-) 12.Bg5+- f6 (12...Bh6 13.Bh6 (13.Be7?! Bc1 14.Ba3 Ba3 15.Na3 0-0+=) 13...d6 14.Bg5+-) 13.ef6 Qd6 (13...Qf7 14.Ne5 h6 15.Nf7 Kf7 16.Bh4+-) 14.Ne5 (14.Ne5 Be7 15.Na3+-) 1–0. Pierre – Rebbe, internet, 2020.

6.Bc4 d6 7.Bd5 ed5 8.f4 Nc6 9.Nf3 Qa5 10.0-0 Be7 11.Bb2 de5 12.fe5 0-0 13.ab4 Qb4 14.Ba3 Qb6 15.Qd3 Bg4 16.Nc3? (better is 16.Be7 Ne7 17.Nbd2+=) 16...Ba3-+ 17.Ra3 Bf3 18.gf3 Nd4 19.Kh1 Qc5 20.Nd5 Qd5 21.c3 Rfd8 22.cd4 Qd4 23.Qf5 Re8 24.Re1 Re6 25.Rae3 Rae8 26.Re4 Qd5 27.Rf4 f6 (27...Re5 28.Re5 Qd1 29.Kg2 Qe2 30.Re2 Re2 31.Kf1 h6 32.Qf7 Kh7 33.Rg4 Rf2 34.Kf2 b5 35.Qg7#) 28.Rg1 Qe5 29.Qg4 Qg5! 0–1. Suarez Pozo,J (1860) – Komljenovic,D (2455), 36th Open Seville ESP, 2011. (=1.e4 c5 2.a3 e6 3.b4 cb4 4.d4 Nf6)

6.Bd2 ba3 7.c4 Nb6 8.Na3= d6 9.ed6+= Nc6 10.c5 Nd5 11.Bc4 a6 12.Bd5+- ed5 13.Nf3 Bg4 14.0-0 Nd4?? 15.Qa4 Nc6 16.Rfe1 Be6 17.Ne5 Rc8?? 18.d7! Bd7 19.Nc6 (19.Nc6 Be7 20.Re7 (20.Nd8?! Ba4 21.Nb7 Kd7+-; < 20.Ne7 Ba4 21.Nc8 Kf8+-) 20...Qe7 21.Ne7 Ba4 22.Nc8+-) 1–0. supercyclone (2020) – ivanikov (1985), net–chess.com, 2008.

6.Bd2 Nc6 7.Nf3 Qb6 8.c4 bc3 9.Nc3 Nd4 10.Rb1 Nc3 11.Bc3 Nf3 12.gf3 Qc6 13.Bb4? (better is 13.Rb3-/+) 13...Bb4-+ 14.ab4 (14.Rb4 Qc3 15.Qd2 Qe5 16.Kd1 b6-+) 14...Qc3 15.Qd2 (15.Ke2 Qe5 16.Kd2-+) 15...Qd2 (better is 15...Qf3 16.Bg2 Qg2-+) 16.Kd2 b6 17.Rg1 g6 18.Bd3 Bb7 19.Be4 Be4 20.fe4 Ke7 21.Rbc1 Rhc8 22.b5 Rc1 23.Rc1 a6 24.ba6 Ra6 25.f4? (25.Ke3 Ra5 26.f4 Rb5-+) 25...Ra2 (better is 25...f6 26.ef6 Kf6-+) 26.Rc2?? (26.Ke3-+) 26...Rc2 27.Kc2 d6 28.Kc3 (28.ed6 Kd6 29.Kd3-+) 28...de5 29.fe5 g5 (better is 29...h5 30.Kd4-+) 30.Kc4 h5 0–1. Ludwikowski,Leszek – Lewtak,Damian (2110), World School Chess Championship – O17, 2011. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.a3 Nf6)

6.Bd3 Nc6 7.Nf3 d6 (7...Qb6 8.Be4 Be7 9.0-0=+) 8.0-0 de5 9.de5 Qc7 10.Re1 Be7 11.Qe2 (11.Bd2 Qa5 12.c4=+) 11...ba3 (11...0-0!?-/+) 12.Ba3 (12.Na3 Nc3 13.Qe3 Nb4=) 12...Nf4 (12...0-0!?=+) 13.Qe4= Nd3 14.cd3 0-0 15.Nc3 Ba3 16.Ra3 Qe7 17.Nb5 a6 18.Nd6 f6 19.d4 f5 20.Qe3 (20.Qb1 a5=) 20...Nb4 21.Rc1 Bd7 22.Nb7?? (better 22.Qd2 Nd5 23.Rca1=) 22...Nd5-+ 23.Qb3 Rfb8 24.Ra5 (24.Qb2 a5! 25.Qa2 Nb4-+) 24...Ra7 (better 24...Be8!? 25.Rac5-+) 25.Rd5 Rab7 26.Rd7 Qd7 (26...Rb3?? 27.Re7 Rb1 28.Rf1+-) 27.Qe3 Rb1 28.h4 Rc1 29.Qc1 a5 30.Qa3 Qb5 (30...a4 31.Kh2-+) 31.Qe7 (31.Qd6 Qe8 32.g3-+) 31...Re8 32.Qa7 h6 33.h5 a4 34.Nh4 (34.d5-+) 34...Qb3 (34...Qc6 35.Qa5-+) 35.Qd7 (35.Kh2 a3 36.d5 a2 37.de6 Qe6-+) 35...Rb8 (better 35...Qd1 36.Kh2 Qh5 37.Kg1-+) 36.d5 Qd5 37.Qa4 Qe5 38.f4 (38.Qc2-+) 38...Qe1 (38...Qe1 39.Kh2 Qh4 40.Kg1 Rb1 41.Qd1 Rd1) 0–1. Martinez,Julian (2275) – Barros,Raul Junior (2190), IRT Camp Nal Mayores Absoluto AJEDREZ B, 2015. (=1.e4 c5 2.b4 cb4 3.a3 e6 4.d4 Nf6 5.e5 Nd5)

4.c4 bc3

5.Nc3 Bb4 6.Bd2 Qa5 7.Qc2 Nc6 8.Nf3 d6 (8...d5 9.Bd3+=) 9.Bd3 e5 (9...Bd7 10.a3 Rc8 11.Qb3 Bc3 12.Qc3 Qc3 13.Bc3+=) 10.de5 (10.d5!? Nce7 11.Rb1 Bc3 12.Bb5 Kf8 13.Bc3=) 10...de5 11.a3 Bg4 (11...Ba3? 12.Nb5 Nb4 13.Bb4 Qb4 14.Kf1+-) 12.0-0 Bf3 (better is 12...Bd6 13.Rfb1 Qc7=) 13.ab4+- Qb4 14.gf3 Nd4 15.Qd1 Rc8 16.Rc1 Ne7 17.Kg2 (17.f4 ef4 18.Qg4 Qb6 19.Qf4 Nb3 20.Bb5 Kf8+/-) 17...0-0 18.Nd5 Qd6 19.Bb4?? (better is 19.Ne7 Qe7 20.f4+/-) 19...Qg6= 20.Kh1 Ndc6?? (better is 20...Nd5 21.Bf8 Nf4-/+) 21.Ne7 (better is 21.Be7 Rfe8 22.Rg1 Qe6+-) 21...Ne7 22.Be7 Rc1 23.Qc1 Rb8 (23...Re8 24.Bb5 Ra8 25.Qc7+-) 24.Qc7 Ra8 25.Qb7 Re8 26.Rb1 h6 (26...Qh5 27.Be2 Kh8 28.Qa7+-) 27.Bb5 Re7 28.Qe7 Qb6 29.Rg1 Qb5 30.Qd8 Kh7 31.Qf8 g5 32.Qf7 Kh8 33.h4 Qb6 34.Rg2 a5 35.hg5 h5 36.g6 Qb1 37.Kh2 Qf1 38.Qh7 (38.Qf8) 1–0. Liu,Kevin – Saunders,Max, California State–ch, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6)

5.Nc3 Bb4 6.Bd2 Bc3 7.Bc3 d5 8.Bd3 (8.e5 Ne7=) 8...Nc6 (8...de4 9.Be4 Nf6 10.Bd3-/+) 9.Nf3 Nge7 (9...de4 10.Be4 Nf6 11.Bc6 bc6 12.0-0+=) 10.e5= 0-0 11.Bh7 (better is 11.Qc2 Ng6 12.h4=) 11...Kh8?? (better is 11...Kh7!? 12.Ng5 Kg6-/+) 12.Ng5 (12.Bc2!?+/-) 12...g6+= 13.Qg4 Nf5?? (better is 13...Kg7+=) 14.Bg6!+- fg6 (14...fg6 15.Qh3 Mate attack) 15.Qh3 (15.Qh3 Nh6 16.Qh6 Kg8 17.Qh7) 1–0. Buddy Revell – blackcrowman, ChessWorld.net, 2004. (=1.e4 c5 2.b4 cb4 3.d4 e6)

5.Nc3 Bb4 6.Bd2 Nf6 7.Bd3 b6 8.e5 Bc3 9.Bc3 Nd5 10.Bd2 Bb7 11.Qg4 g6 12.Bg5 Qc7 (12...f6 13.ef6 Nf6 14.Qg3+=) 13.Rc1= Nc6 14.Ne2 d6 15.f4 Ne3 (better is 15...Qd7!? 16.Qh3 Ncb4+=) 16.Qh3+= Ng2? (better is 16...Nd5!? 17.Bg6 Qd7+/-) 17.Qg2+- Ne5 18.Bb5 (18.Rc7?! A) 18...Bg2?? 19.Bb5 (worse is 19.de5 0-0 20.Rg1 Bd5+-; worse is 19.fe5 0-0 20.Rg1 Bd5+-) 19...Nc6 20.Rg1+- (worse is 20.Bc6 Bc6 21.Rc6 Kd7+-; 20.Rc6?! 0-0 21.Rg1 Bc6 22.Bc6 Rac8+-); B) 18...Nd3 19.Kf1 Bg2 20.Kg2 Nb4+/-; 18.fe5?! Qc1 (18...Bg2 19.Rc7 Bh1 20.Bb5 Kf8 21.Bh6 Kg8 22.Re7 Rf8 23.ed6 Rb8 24.Be8 Re8 25.Re8) 19.Nc1 Bg2 20.Bb5 Kf8+=) 18...Kf8 19.Qh3 (19.Qf1 Nf3 20.Kd1 Qb8+-) 19...Nf3? (better is 19...Qc1 20.Nc1 Nf3 21.Kd1 Ng5 22.Qh6 Kg8+/-) 20.Kf2+- Qb8 21.Qh6 Kg8 22.Bf6 Qf8 23.Qf8 Rf8 24.Bc6 (worse is 24.Bh8 Kh8 25.Bc6 Bc6 26.Rc6 Nh4+-) 24...Bc6 25.Rc6 (25.Bh8?! Bb7 26.Bf6 Nd2+/-) 25...Nd2 (25...Nh4 26.Bh4 Kg7 27.Rd6+-) 26.Rd6 Ne4-+ (26...Ne4 27.Kf3 Nd6-+) 0–1. Kirby,Jon – Castaldo,Arcanselo, LERA, 1986. (=1.e4 c5 2.b4 cb4 3.d4 e6)

5.Nc3 d5 6.e5 Bb4 7.Bd2 Ne7 8.Bd3 Nbc6 9.Qg4 (9.a3 Ba5 10.Qg4 h5=+) 9...Ng6 10.Nf3 Qa5 11.Rc1 Bd7 12.0-0 Rc8 13.a3 Ba3 (better 13...Be7!?=+) 14.Ra1 Nb4 (better 14...h5!? 15.Qg3 h4+-) 15.Bg6+- hg6 16.Nb1 Qb6 (16...Bb5 17.Re1 (17.Na3?! Bf1 18.Kf1 Qa4=; 17.Ra3?! Qb6 18.Re1 Nd3+-) 17...Qb6 18.Na3+-) 17.Na3 a5 (17...Nc2 18.Nc2 Rc2 19.Qg5+-) 18.Rfb1 Qc7 19.Rc1 (19.Bb4?! ab4 20.Qf4 ba3=) 19...Qd8 20.Rc8 Qc8 21.Rc1 (21.Qf4 Ba4+-) 21...Qd8 22.Nc2 (22.Rb1 Qc7+-) 22...Nc2 23.Rc2 0-0 (23...b5 24.Bg5 Qb6 25.Qf4+-) 24.h4 (24.Qh3!? f6+-) 24...b5 (24...Ba4 25.Rb2+-) 25.h5 b4 (25...gh5 26.Qh5 f6 27.ef6 Qf6 28.Ba5+-) 26.Ng5 (26.hg6 fg6 27.Ng5 Qb6+-) 26...b3 (26...f5 27.Qh3 Qe8+-) 27.Rb2 a4 (27...f5 28.Qh4 Qe8+-) 28.hg6 fg6 29.Qh4 (29.Ne6 Qb6=+) 29...Rf7 (29...Qg5 30.Qg5 Rb8 31.Qg6 Kf8+-) 30.Qh7 Kf8 31.Qh8 (31.Qh8 Ke7 32.Bb4) 1–0. OnlyPolishOpening (2450) – Kitty_2004 (2195), lichess.org, 2020. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.c4 bc3)

5.Nc3 d5 6.e5 Nc6 7.Nf3 Nge7 8.Bd3 Nf5 9.Bc2 (9.Bf5!? Bb4 10.Qb3 ef5 11.a3+=) 9...Bb4-/+ 10.Qd3 Qb6 11.Be3 Ne3 12.fe3 Qa5 13.0-0? (better is 13.Kd2-+) 13...Bc3 14.Rab1 Bb4 15.Ng5 Nd8 (15...Qa2?! 16.Nf7 Rf8 17.Qh7-+) 16.Nh7 Be7 17.Rf3 Qc7 (17...Qa2 18.Rg3 g6 19.Nf6 Bf6 20.ef6-+) 18.Rh3 (18.Rc1 Bd7-+) 18...Rg8 (18...g6 19.Rc1-+) 19.Rf1 (19.Rg3 Nc6-+) 19...g6 (19...Qa5 20.Qb3-+) 20.e4 (20.Nf6 Bf6 21.Rf6 Qc4-+) 20...Bd7 21.Rc1 Nc6 22.Rf3 Rg7 23.Nf6 Bf6 24.ef6 Rh7 25.e5 0-0-0 26.Qd2 Rdh8 27.Bg6 fg6 28.f7 Rf8 29.Rcf1 Nd8 30.Qg5 Rhf7 31.Rc1 Bc6 32.Qg6 Rf3 33.gf3 Rf3 34.h4 Qb6 35.Qg4 Rd3 (35...Rd3 36.Rd1 Re3-+) 0–1. Kirby,Jon – Patel,Kash, LERA, 1986. (=1.e4 c5 2.b4 cb4 3.d4 e6)

5.Nc3 Nf6 6.Qb3 (6.e5 Bb4 7.Bd2 Bc3 8.Bc3 Nd5+=) 6...d5 7.Bb5 Nc6 8.e5 Nd7 9.Nge2 Be7 10.0-0 0-0 11.f4 f5 (11...a6 12.Bd3-/+) 12.Bd2 (12.Ba3 Na5 13.Qa4 Nc4 14.Be7 Qe7+=) 12...Nb6 (12...Na5 13.Qc2-/+) 13.Na4+= Na4 14.Bc6 (14.Ba4 Na5 15.Ba5 Qa5+=) 14...bc6-/+ 15.Qa4 c5 16.Qc6 (16.Rab1 a5-/+) 16...Bd7 17.Qb7 cd4 18.Nd4 Bc5 19.Qb2 (19.Be3 Rb8 20.Qa6 Qb6 21.Qb6 ab6-/+) 19...Rb8 (19...Qb6 20.Bc3-+) 20.Qc3-/+ Qb6 21.Be3 Rfc8 22.Rab1? (better is 22.Rfd1!?-/+) 22...Bd4 23.Qd4 Qb1 24.Rb1 Rb1 25.Kf2 Rc2 26.Kf3 Rb7 27.a3 h5 28.Qd3 Rc4 29.Bd2? Ba4 30.Kf2 Rb2 31.Ke1 Bc2 32.Qf3 Rb1 33.Kf2 Bd1 34.Qe3 Rc2 35.Qa7 Rd2 36.Ke3 Rbb2 37.Qe7 d4# 0–1. Sciacca,Patrick (2100) – Abbasi,Nasser M (2305), Queen City op, 1994. (=1.e4 c5 2.b4 cb4 3.d4 e6)

4.Bd3 Nc6

5.Ne2 d5 6.e5 Bd7 7.0-0 Qb6 8.Be3 Na5 9.Nd2 Rc8 10.Nb3 Nc4 11.Bc1 a5 12.Kh1 f5 13.g4 (13.Nd2!?+=) 13...a4 14.Nd2 g6 (14...fg4!? 15.Rg1 Nh6-/+) 15.gf5+= ef5 16.Nf3 a3 17.Nf4 Qa5 18.Qe2 Be7 19.e6 Bc6 20.Ne5 Ne5 21.Qe5 Nf6 22.Rg1 Qc7 23.Qe2 Ba4 24.Nh3 (24.Be3 Bd6 (24...Bc2? 25.Rac1+-) 25.Qf3 Qc6-/+ (25...Bc2 26.Rac1+-)) 24...Bd6 (24...Bc2?! 25.Bb5 Kf8 26.Bh6 Kg8 27.Rac1+=) 25.f3 Bc2 26.Bb5 Ke7 27.Bg5 b3 28.ab3 Bb3 29.Bf6 Kf6 30.Bd7? Qc2 31.Rg2 Qe2 32.Re2 Rc2 33.Re3 Rh2 34.Kg1 Rh3 35.Rb3 Rb8 36.Rba3 Ba3 37.Ra3 Rh4 0–1. Szegedi,Peter – Szollosi,Laszlo Jr, Szolnok Mezogep op, 1985. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3)

5.Ne2 d5 6.e5 f5 7.0-0 Nge7 8.c3 Bd7 9.a3 bc3 10.Nbc3 Ng6 11.Rb1 b6 12.Ba6 Na5 13.a4 Be7=+ 14.Qd3 0-0 15.f4 Bc8-/+ 16.Na2 Ba6 17.Qa6 Qc8 18.Qc8 Rfc8 19.Nec3 Rc4 20.Bd2? Rd4 21.Be1 Rf4 22.Bg3 Rc4 23.Rbc1 Nb3 24.Rcd1 d4 25.Nb5 Ra4 26.Nc1 Nc1 27.Rc1 Rd8 28.Rc7 d3 29.Nd6 f4 30.Bf2 Bd6 31.ed6 Rd6 32.g3 d2 (32...d2 33.Rd1 Ra3-+) 0–1. Schulthess,Theodor – Fleischmann,B, Bad Ragaz op, 1994.

5.Ne2 d5-/+ 6.e5 g6 7.a3 Bd7 8.0-0 Nh6 9.Bd2 Nf5=+ 10.Bf5 gf5 11.ab4 Bb4 12.c3 Bf8 13.Ng3 Bg7 14.Na3 a6 15.Qh5 0-0 16.Qh3 f6 17.Nh5= Rf7 18.f4 Ne7 19.Nc2 Bb5 20.Rf3 Be2 21.ef6= Bf6 22.Re3 Bg4 23.Qg3 Ng6 24.Nf6 Qf6 25.Rae1 Re8 26.Nb4 Ree7 27.Nd3 Rg7 28.Qf2 Nf8 29.Bc1 Nd7 30.Ba3 Re8 31.Bd6 Bh5 32.Qb2 b6 33.Ne5 Qd8 34.Nd7 Rd7 35.Be5 b5 36.Rg3 Bg6 37.Qf2 Kf7 38.Rg5 Rg8 39.Qh4 Ke8 40.Qg3 Kf7 41.Qh4 Ke8 42.Re3 Rf7 43.Qe1 h6 44.Rgg3 Kd7 45.Bd6 Rf6 46.Bc5 Qb8 47.Re5 Qb7 48.Rge3 Bf7 49.Qh4 Rfg6 50.Rg3 Kc8 51.Rg6+= Rg6 52.Re3 Be8 53.Qe1 Qf7 54.Re2 Bc6 55.Ra2 Bb7 56.Qe5 Qc7 57.Qh8 Qd8 58.Qe5 Qc7 59.Qe3 a5 60.g3 ½–½. Bird,Henry Edward – Mackenzie,George Henry, London+, 1883.

5.Ne2 d6 6.0-0 Be7 7.Bb2 Nf6 8.f4 0-0 9.Ng3 Qb6 10.e5? de5-+ 11.fe5 Ne5 12.Be2 Bd7 13.Kh1 Ng6 14.Nd2 Bb5 15.Nc4 Qa6 16.Ne3 Rfd8 17.Bb5 Qb5 18.Qf3 a5 19.Rad1 Rac8 20.Rd2 Qc6 21.Qf2 Rc7 22.Nh5? Nh5 23.Qf7 Kh8 24.d5 ed5 25.Nd5 Rf8 26.Ne7= Nf6?? 27.Ng6+- (27.Ng6 hg6 28.Qf8 Kh7 29.Rd8+-; 27.Nc6?! Rcf7 28.Na5 Ra8=) 1–0. Mione,Dario – Barberi,Alessandro (2220), Corsico op2, 1996.

5.Ne2 Be7 6.0-0 Bg5 (6...d5 7.e5+=) 7.f4 (7.Bg5 Qg5 8.c4 d6=) 7...Bh6 8.a3 Qb6 9.Kh1 Nge7 10.ab4 Nb4 (10...Nd4? 11.Be3 e5 12.c3+-) 11.Ba3 Nd3 12.Qd3 d6 13.Nbc3 Bd7 (13...a6 14.e5 de5 15.Be7 Ke7 16.fe5+=) 14.g4 (14.Rfb1 Qd8+=) 14...g6 (14...f6!?=) 15.Rfb1+= Qc7 (15...Qc6 16.Nb5 d5 17.Nd6 Kf8 18.Nb7+/- (worse is 18.Rb7 de4 19.Qh3 Bg7+=)) 16.Nb5+/- Bb5 17.Qb5 Qd7? (17...Qc6 18.Qc6 Nc6 19.Rb7+/-) 18.Qb7?? (18.Qd7!? Kd7 19.Rb7 Ke8 20.Bd6 Nc8+-) 18...Rd8 (better is 18...Qb7!? 19.Rb7 Nc8+/-) 19.Qd7+- Kd7 20.Rb7 Ke8 21.Bb2 Nc8 22.d5 Rg8 23.Bf6 Bg7 24.Bg7 Rg7 25.de6 d5 26.e5 Ne7 27.Nd4 Rc8 28.Raa7 fe6 29.Ne6 Rf7 30.Nc7 Kf8 31.Nd5! Re8 32.Nf6 Rd8 33.Rd7 Rd7 34.Rd7 Nc6 35.Nh7 Kg7 36.Rf7 Kf7 37.Ng5 Ke7 38.h4 Nd4 39.Kg2 Nc2 40.h5 gh5 41.gh5 Ne3 42.Kf3 Nf5 43.Ne4 Nh6 44.Ng3 Ke6 45.Ke4 Ng4 46.f5 Kf7 47.Kf4 Nh6 48.Kg5 Kg7 49.f6 Kh7 50.e6 Ng8 51.Nf5 (51.Nf5 Nh6 52.Nh6 Kh8 53.e7 Kh7 54.f7 Kg7 55.f8Q Kh7 56.Qg8#; 51.e7 Nh6 52.e8Q Nf5 53.Qf7 Kh8 54.h6 Ng3 55.Qg7#) 1–0. Lorenzen,Sven – Kroeger,Horst, Schleswig Holstein–ch cand, 1994. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3)

5.Nf3 d5 =+.

5.Nf3 g6 6.a3 Bg7 7.Be3 Nh6 8.h3 0-0?? (better is 8...d5=) 9.Qd2+- Nf5 10.ef5 ef5 11.ab4 Re8 12.0-0 Qb6 13.c3 Qc7 14.b5 Ne7 15.Bf4 d6 16.Na3 Be6 17.c4 Nc8 18.c5! Bd7 (18...dc5 19.Bc7) 19.b6! a6 (19...ab6 20.cd6) 20.Nb5 (better is 20.bc7 dc5 21.Rfe1 cd4 22.Re8 Be8+-) 20...ab5 (20...Qb8 21.Nc7+-) 21.Ra8 (better is 21.bc7 Ra1 22.Ra1 dc5+-) 21...Nb6 (21...Qc6 22.Rb1 dc5 23.Bb5+-) 22.Re8 (22.Re8 Be8 23.cb6+-) 1–0. Loscos Vilafranca,Jose Miguel – Miranda,JC, Zaragoza La Salle op, 1995. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 Nc6)

4.Bd3 d5

5.Nd2 Nc6 6.Bb2 Bd7 7.Qf3 Nge7 8.Ne2=+ de4 9.Ne4 Nd5 10.0-0 Bc8 11.Rfd1 f5 12.N4g3 Be7 13.Nf4 0-0 14.Bc4 Nf4 15.Qf4 Bg5 16.Qf3 Ne7 17.Re1 Nd5 18.Rad1 Kh8 19.Bd5 Qd5=+ 20.Qd5 ed5 21.Re5 Bf6 22.Rd5+= Be6 23.Rb5 Ba2 24.Rb7 a5= 25.Nh5 Bd5 26.Rd7 Rfd8 27.Nf6 gf6 28.Rd8 Rd8 29.c3 bc3 30.Bc3= a4 31.Bb4 Kg7 32.Rc1 Rd7 33.f4 Bb3 34.Bc5 Bd5 35.Rb1 Rb7 ½–½. Fisch,H – Bulla,Heinz, Wch Seniors Bad Woerishofen, 1991.

5.Nd2 Nc6 6.Ngf3 Be7 7.Qe2 de4 8.Qe4 Nf6 9.Qh4 Nd5 10.Qg3 Qc7 11.Qg7 Bf6 12.Qh6 Nd4 13.Rb1 Qf4 (13...Nc2 14.Kd1 Na3 15.Rb4 Nb4 16.Qf6-/+) 14.Qh5 Bd7 15.0-0 Nc3 16.Nd4 Qd4 (16...Bd4?! 17.Nc4 Qc7 18.Rb4=; worse is 16...Nb1 17.Ne4 Qe5 18.Nf6 Qf6 19.Nb5+=) 17.Nf3 Qd5 18.Qh6 Be7 (18...Nb1? 19.Qf6 Rg8 20.Bh7+-) 19.Bb2 Rg8 (worse is 19...Nb1 20.Bh8 Nc3 21.Qh7+=) 20.Qh7 0-0-0 21.Bc3 Qf3 (21...bc3 22.Be4 (22.Qf7?? Rdf8 23.Qe7 Rg2 24.Kh1 Rf3-+) 22...Rh8 23.Qh8 (worse is 23.Bd5 Rh7 24.Bb7 Kc7+=) 23...Rh8 24.Bd5 ed5 25.Rfd1+-) 22.Bg7 Qg4 0–1. Ianovsky,Alexander (2305) – Kernazhitsky,Leonid (2340), Kurass Memorial op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 d5)

5.e5 Qb6 6.Nf3 Bd7 7.a4 Nc6 8.Be3 Nge7 9.Nbd2 Na5 10.0-0 h6 11.Qe2 Rc8 12.Rfb1 Nf5 13.h3 Qc7 14.g4 (14.Nf1 Ne3 15.Ne3 Be7-/+) 14...Ne3 15.fe3 Nc4 16.Rf1 (16.Bc4 dc4 17.e4 Be7-/+) 16...Be7 (16...Na3 17.a5-+) 17.Qf2 (17.Nc4 dc4 18.Be4 0-0-/+) 17...Rf8 (17...Na3 18.a5-+) 18.Rfb1 (18.Nc4!? dc4 19.Be4-/+) 18...Na3-+ 19.Rb2 Ba4 20.Nb1 (20.e4 Bc6-+) 20...Bd7 21.Na3 ba3 22.Rb3 a6 23.e4 Ba4 24.Rbb1 de4 25.Be4 b5 26.Bd3 Qc6 27.Qe2 Bc2 28.Rc1 Bd3 29.Rc6 Be2 30.Rc8 Kd7 31.Rf8 Bf8 32.Nd2 b4 33.Kf2 Bb5 34.Ke3 a5 35.d5 (35.Rc1 a4 36.Ne4 b3-+) 35...Bc5 36.Ke4 a4 37.Nb1 Bc4 38.de6 Ke6 39.Nd2 Bd5 40.Kd3 b3 41.Rb1 a2 0–1. Chernov,Vladimir I (1950) – Derevianchenko,I (2230), 7th A Ermaka Memorial, 2011. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3)

5.e5 f5 6.ef6 Nf6=+ 7.Nf3 Be7 8.0-0 0-0 9.Nbd2 Nc6 10.Bb2 Bd6 11.Ne5=+ Qe8 12.f4 Nh5 13.g3 g6 14.Qg4 Ne5 15.fe5= Be7 16.Nf3 Bd7 17.Bc1 Rf7 18.Bd2= a5 19.Ng5 Bg5 20.Qg5 Qe7 21.Rf7 Qg5= 22.Bg5 Kf7 23.Rf1 Kg8 24.g4 Ng7 25.Be7 Rc8 26.Kg2 Ne8 27.h4 Nc7=+ 28.h5 Bb5 29.hg6 Bd3 30.cd3= Nb5 31.gh7 Kh7 32.Bc5 Kg7 33.Rf6 Rc6 34.g5 b6 35.Bf8 Kg8 36.g6 Nd4?? 37.Bh6+- (37.Bh6 Rc8 38.g7+-) 1–0. Lauren,Martti (2200) – Aakio,Seppo, FIN–chT, 1997.

5.e5 Nc6

6.Ne2 Bd7 7.0-0 Qb6 8.Be3 Nge7 9.c3 Rc8 10.cb4 Nb4-/+ 11.Nbc3 Nd3 12.Qd3 a6 13.Rab1=+ Qa7 14.a4 Nc6 15.f4 g6 16.Bf2 Ne7 17.Rb2 h5 18.Rfb1 Bc6 19.Na2 Nf5=+ 20.Qb3 Be7 21.Nb4 Bd7 22.Nd3 b5 23.ab5 Bb5 24.Ra1 Bc4 25.Qa4 Qd7 26.Qd1 0-0 27.Nc5 Qc6-/+ 28.Na4 Rb8 29.Rc2 Rb4 30.Nb2 Rfb8 31.Nc4 Rc4 32.Rca2 Ra8 33.h3 Qb5 34.Ra5 Qb6 35.g4 Ng7 36.Be1 Bb4 37.Bb4=+ Rb4 38.Qd3 Rb3 39.Qc2 Rh3 40.Kg2 hg4-+ 41.Rc5 Qb3 42.Qb3 Rb3 43.Ra2 Nf5 0–1. Svehla,Karel – Tovarek,A, Morava–ch U18, 1991.

6.Ne2 Bd7 7.0-0 Qb6 8.Be3 f6 9.c4 (9.Nf4 g6 10.ef6=+) 9...0-0-0 (better 9...bc3!? 10.Nbc3 Qa5=+) 10.cd5+= ed5 11.Nd2 Nge7 (11...Re8 12.Re1+=) 12.Qb1 (12.Qc2 Re8+=) 12...g6 (better 12...Bg4!? 13.Rc1 Kd7+=) 13.ef6+- Nf5 14.Bf5 (14.Nf4!? Qc7 15.Nd5+-) 14...Bf5+= 15.Qd1 (15.Qb3 Bd6+=) 15...Bd6= 16.Nb3 (16.Rc1 Rhf8=) 16...Rdf8 17.Bh6 Rf7 (worse 17...Rf6 18.Bg7 Rhf8 19.Ng3+-) 18.Ng3 Rg8 (18...Be6 19.Rc1=) 19.Bg7 (19.Nf5 gf5 20.Bg7 Qc7+-) 19...Bg3 (19...Bd7 20.Re1+=) 20.hg3 (20.fg3!? h5 21.Rc1+=) 20...h5= 21.Re1 Qd8 22.Rc1 Kb8 23.Qd2 Qd6 24.Nc5 a5 (24...Rd8 25.Nd3+=) 25.Re3 (25.Nd3 Rc8+-) 25...Rf6 (25...Rc8 26.Nd3+=) 26.Bf6+- Qf6 27.Rd1 (27.a3 Qd4 28.Qe2 Ka7+-) 27...h4 (27...Rc8 28.Na4+=) 28.Rf3 Qd8 (28...Qd6!? 29.Rc1 Rh8+-) 29.Qf4+- Ka7 (29...Ka8 30.gh4 Rh8 31.Re1 Rh4 32.Re8 Rf4 33.Rd8 Nd8 34.Rf4=) 30.gh4 Rh8 31.g3 Qc8 (31...b6 32.Nb3+-) 32.Re3 Rf8 33.Qd6 Rd8 (33...Qd8 34.Qd8 Rd8 35.Kg2+-) 34.Qf6 Rf8 35.Qg5 (35.Qg7!? Rg8 36.Qf7 Rd8+-) 35...Nd4+- 36.Rd4 (36.Nb3 Nb3 37.ab3 Qc5+-) 36...Qc5 37.Rd1 Be4 38.Qe5 Rf5 39.Qb2 Rf7 (39...g5 40.Rc1 Qf8 41.hg5 Rg5 42.Qd4 Ka6 43.Kf1+-) 40.Qd2 (40.Rc1 Qb6+-) 40...Rf3 (40...Rc7 41.Rb3+-) 41.Rc1 (41.Rf3 Bf3 42.Rc1 Qb6+-) 41...Qb6 (41...Qf8 42.Qd4 Ka6 43.Rce1+-) 42.Rf3+- Bf3 43.Qf4 Be4 44.Qf8 Qd4 45.Qf4 (45.Kh2 a4+-) 45...Qb2 (45...Qb6 46.Rc8 Qd4+-) 46.Re1 Qa2 (46...Qc3 47.Rf1+-) 47.Qe3 (47.f3 Bf5+-) 47...Ka6 (better 47...b6 48.f3 Bf5+=) 48.Qc5?? (better 48.f3!? Bf5 49.g4+-) 48...Qc2?? (better 48...b3 49.Qd6 b6-+) 49.Qd6 Qc6 50.Qe5?? (50.Qd8 Qc3 51.Qa8 Kb6 52.Qd8 Ka6 53.Qa8 Kb6 54.Qd8 Ka6=) 50...a4?? (50...Qc3 51.Qe6 Ka7 52.Re4 de4 53.Qe4-+) 51.Qf4?? (better 51.Ra1!?=) 51...b3 (better 51...Qc3 52.Re4 de4 53.Qe4 Ka7 54.Qg6 b3-+) 52.Rc1?? (52.f3 Qc5 53.Kg2 Qc2 54.Kh3-+) 52...Qb6 53.Ra1 (53.Rf1 b2 54.Qf8 b1Q 55.Qa8 Qa7-+) 53...Qb4 (better 53...b2 54.Ra4 Kb5 55.Re4 b1Q (55...de4?! 56.Qe4 Ka5 57.Qb1-+) 56.Kh2 Qe4-+) 54.Qf6 b6 (better 54...Kb5 55.f3 b2 56.fe4 ba1R 57.Qa1 de4-+) 55.Qb2=+ Qc4 (55...d4 56.Kh2 Bc2 57.h5-+) 56.Rc1 (56.Qe5 Kb7=) 56...Bc2 (better 56...Qd3=) 57.Qa3?? (better 57.Qh8=) 57...Ka5 (better 57...Qd4 58.Qf8 b2 59.Qc8 Ka5 60.Qc2 bc1R (worse 60...bc1B 61.Qc1 Qd3 62.g4-+) 61.Qc1 b5-+) 58.Qe7?? (58.Rf1 Qd4 59.Qc1-+) 58...b2 59.Qa7 (59.Re1-+) 59...Qa6 (59...Qa6 60.Rb1 Bb1-+) 0–1. Guglielmi,Riccardo – Tryggestad,Andreas Garberg, Deltalift Open, 2015. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 d5 5.e5 Nc6)

6.Ne2 Bd7 7.0-0 Qb6 8.Be3 Nh6 9.Nd2 +=.

6.Ne2 Nge7 7.0-0 Nf5 8.Bf5 ef5 9.a3 Be6 10.ab4 Bb4 11.Ba3 Ba3 12.Ra3 0-0 13.Nf4 Qh4 14.Qd2 g5 15.Rg3 Kh8 16.Ne2 f4 17.Rb3 Rab8 18.Na3 f6 19.Nb5 fe5 20.de5 f3 (20...Ne5? 21.Qd4 g4 22.Qe5 Qf6 23.Qf6 Rf6 24.Na7+-) 21.Ned4 fg2 22.Re1 Bg4 23.Nd6 Nd4 24.Qd4 Rf4 25.Qa7 Rbf8 26.Rb7?? (better is 26.Rg3!? Rf2 27.Qf2 Rf2 28.Kf2 Qh2 29.Rg1-+ (29.Rg2?? Qf4 30.Kg1 Bf3-+)) 26...Qf2 (better is 26...Rf2 27.Rf7 R2f7 28.Nf7 Kg8-+) 27.Qf2 Rf2 28.Rbb1?? Bh3 (28...Bh3 29.Nf5 R2f5 30.e6 Rf1 31.Rf1 gf1Q 32.Rf1 Rf1) 0–1. Kersten,J (1930) – Bebiak,Jozef (2120), SVK–chT1W, 2004. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 d5)

6.Ne2 Nge7 7.0-0 Ng6 8.Qe1 Be7 9.f4 a5 10.Nd2 Nf4?? (better is 10...0-0+=) 11.Rf4+- (worse is 11.Nf4 Qb6 12.Bb2 Nd4+/-) 11...Bg5 12.Rg4 Be3 13.Kh1 0-0? (13...f6 14.Qg3 Bg5+-) 14.Qg3 Bh6 15.Nf3 Bc1 (15...f5 16.ef6 Qf6 17.Bh6 Qh6+-) 16.Rg7 Kh8 17.Rh7 1–0. Anderson,George – Cheyne,Andrew, Winnipeg Thanksgiving op, 2004. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 d5)

6.Ne2 f6 7.Bb2 fe5 8.de5 Bc5 9.0-0 Nh6 10.Ng3 0-0 11.Nd2 Nf7 12.Qh5 g6 13.Bg6 hg6 14.Qg6 Kh8 15.Nf3 Qe7 16.Qh5 Kg7 17.Qg4 Kh7 18.Nh5? (better is 18.Qh5!? Nh6 19.Bc1=) 18...Nh6-/+ 19.Qh3 Qe8 20.Nf6 Rf6 21.ef6 Qg6 22.Rad1 Kg8 (22...Qc2 23.Qh5 Bf8 24.Ng5 Kh8 25.Qe8+-) 23.Qh4 b6 (23...Qc2?? 24.Qh6 Qh7 25.f7 Kf7 26.Qh7 Ke8 27.Rfe1+-) 24.Rfe1 Nf7 (24...Qc2 25.Qh6 Kf7 26.Qh5 Qg6 27.Ng5 Ke8 28.Qg6 Kd8 29.Ne6 Be6 30.Re6 Kc8 31.Qg7 Nd8 32.Rd5 Nf7 33.Qf7 Be7 34.Re7 b3 35.Qe8) 25.Nd4 Nce5 26.Re3 Ng4 27.Rg3 e5-/+ 0–1. Grossi,Roberto – Baviera,Manlio, Italy Email KO rd1, 2000. (=1.e4 c5 2.b4 cb4 3.d4 e6)

6.Be3 Nge7 7.Ne2 Nf5 8.Nd2 Ne3 9.fe3 Be7 (9...Qg5 10.Kf2-/+) 10.0-0 a6 11.Nf4 b5 12.Qg4 g6 13.Nf3 Na5 14.Nh3 Nc4 15.Rae1 (15.Bc4 bc4 (worse 15...dc4 16.Nfg5 0-0 17.Nf7+=) 16.a3 b3-/+) 15...h6 16.Bg6 (better 16.e4!?-/+) 16...fg6-+ 17.Qg6 Kd7 18.e4 Bb7 19.Qg7? (better 19.ed5 Bd5 20.Nf4-+) 19...Qg8 (19...de4!? 20.Nh4 Qg8 21.Qf7-+) 20.Qg8 Rag8 (20...Rhg8 21.ed5 Raf8 22.de6 Ke6 23.Kh1-+) 21.ed5 Bd5 22.Nf4 Bf3 (22...Bc6 23.Re2-+) 23.Rf3 Rf8 24.g3 (24.Re2 Bg5 25.Ref2 Bf4 26.Rf4 Rf4 27.Rf4 Na3-+) 24...Bg5 25.h4 (25.Rd1 Bf4 26.gf4 Rhg8 27.Rg3 Ne3-+) 25...Bf4 26.gf4 (26.Rf4 Rf4 27.gf4 Rf8-+) 26...Rhg8 27.Kf2 Rg4 28.Re4 (28.f5 Rf5 29.Rf5 ef5-+) 28…Nb6 0-1. blastol (2455) - Aaron_Whitney (2380), Rated Bullet game, lichess.org, 2021. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 e6 4.Bd3)

6.Be3 Nge7 7.Nh3 Bd7 8.0-0 Qb6 9.Ng5 h6 10.Nf3 Na5 11.Qe2 Rc8 12.Nbd2 Nf5 13.Rfb1 Qc7 14.g4 Ne3 15.fe3 Be7 16.e4 Bc6 17.Qg2 a6 18.g5 g6 19.Rf1 Nc4! 20.Rae1 (20.Nc4 de4 Deflection; 20.Bc4 de4 Deflection) 20...Nd2 21.Qd2 de4 22.Be4 Be4 23.Re4 Qc2 24.Qf4? (24.Qc2 Rc2 25.Rf2 Rc1 26.Rf1 Bg5 27.Ng5 Rf1 28.Kf1 hg5 29.Re2-+) 24...hg5 (24...Qa2?! 25.gh6 Rh7 26.Ree1-+) 25.Qg4 Qa2 26.d5 Qd5 27.Kg2 Rc2 28.Kg3 Qa2 29.Rg1 Rc3 30.Rg2 Qa3 31.Rc4 Rh4 (31...Rh4 32.Rc3 Rg4 33.Kg4 bc3-+) 0–1. Dolgopolyj,Vladimir – Mantler,Thorben, Halver–ch, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Bd3 d5)

4.Nf3 a6

5.a3 Be7 6.ab4 Bb4 7.c3 Be7 8.Bd3 Nf6 9.Ba3 0-0 10.h4 (10.Qc2 h6=) 10...Ba3 11.Na3 b5 (better is 11...d6!?+=) 12.Nb5 Bb7 (12...ab5 13.Ra8) 13.Nd6 Qc7 14.Nb7 Qb7 15.e5 Ne4 (15...Nd5 16.Qd2+=) 16.Qc2 f5 17.0-0 Qc7 (17...Qc6 18.Be4 fe4 19.Ng5+/-) 18.c4 a5 19.Be4 fe4 20.Qe4 Nc6 21.Ng5 g6 22.h5 Rf5 23.f4 (23.Qh4 Nd4 A) 24.Qd4?! Rg5 25.hg6 Rg6+= (25...Re5? 26.gh7 Kh8 27.Rad1+-); B) 24.hg6 hg6 25.Qh7 (25.Qd4?! Rg5 26.Rfe1 Rf8+=) 25...Kf8 26.Qh8 (26.Qg6 Qe5 27.Qh6 Qg7 28.Qg7 Kg7+=) 26...Ke7 27.Qg7 (27.Qa8?! Rg5 28.g3 Qe5=) 27...Kd8 28.Rfe1+=) 23...Rb8?? (better is 23...gh5 24.Nf3 Raf8+/-) 24.hg6 hg6 25.g4 Qa7 (25...Rg5 26.fg5 Kg7 27.Rf6+-) 26.Rfd1 Rb4 27.gf5 gf5 28.Qh1 d6 29.Qc6 Rb2 30.Qe8 Kg7 31.Ne6 Kh6 32.Ra3 (32.Ra3 Rg2 33.Kg2 Qb7 34.Kg1 Qg7 35.Kf2 Kh7 36.Rh1 Qh6 37.Qf7 Kh8 38.Rh6) 1–0. Kolker,Vladislav (1960) – Wich,Manuela, Karl Mala Memorial op, 2006. (=1.e4 c5 2.Nf3 a6 3.b4 cb4 4.d4 e6)

5.a3 Nf6 6.Bd3 Nc6 7.0-0 Be7 8.e5 Nd5 9.ab4 Ndb4 10.Qe2 (10.Be2 d6=) 10...b5 (10...Nd3 11.Qd3 b5 12.c4 bc4 13.Qc4-/+) 11.c3 (11.Bb5 Bb7 12.Ba4 0-0+=) 11...Nd5 (better is 11...Nd3 12.Qd3 d6-/+) 12.Bb5+= Bb7 13.Bd3 (worse is 13.Ba6 Qb6 14.Bb7 Ra1-+) 13...Qb6 14.Qc2 h6 15.Nbd2 Rc8 (15...Qc7!?+=) 16.Nc4+/- Qc7 17.Ba3 0-0 18.Rfb1 Ba3 19.Ra3 (19.Na3?! f6 20.Nc4 fe5 21.de5 Ba8+=) 19...a5 20.Nd6 Rb8 21.Qd2 Ba8 22.Rc1 f6 23.Nb5 Qb6 24.c4 Ndb4 25.Bb1 (25.c5 Qd8 26.Be2 Ne7+/-) 25...Na7 26.Nd6 fe5 27.c5 Qc6 28.Be4 Qc7 29.Ba8 Ra8 30.Ne5 Nac6 31.Rg3 Kh7 32.Ng4 (better is 32.Nef7!? Rf7 33.Nf7+-) 32...a4 33.Rh3 Kg8 (33...Qd8 34.Nh6! Kg6+-) 34.Nh6! gh6 (34...gh6 35.Qh6 Mate attack) 35.Qh6 (35.Qh6 Qd6 36.Qg6) 1–0. Konstacky,Matej (2055) – Leks,Maria (1770), Pobeskydy op, 2008. (=1.e4 c5 2.Nf3 a6 3.b4 cb4 4.d4 e6)

5.a3 h6 6.Bd3= ba3 (6...d5 7.e5=) 7.Na3 Bb4 (7...Nc6 8.0-0=) 8.Bd2 Bd2 9.Qd2 (worse 9.Kd2 d6=+) 9...Nf6 (9...d5!?=) 10.e5+= Nd5 11.Nc4 (11.c4 Nc7+-) 11...0-0+= 12.Nd6 (12.0-0 b5 13.Nd6 b4+=) 12...Nc6 (12...Nc7 13.Qb4+=) 13.0-0+- Nce7 (13...Nc7 14.Rfb1+=) 14.Rfb1 (14.c4 Nc7+-) 14...Nf5 (14...Nc6 15.c4 Nde7 16.Nb7 Bb7 17.Rb7+-) 15.Bf5+- ef5 16.Nf5 (16.Nb7?! Bb7 17.Rb7 Qc8+-) 16...Qc7 (16...Nc7 17.d5+-) 17.Ra3 (17.Nd6+-) 17...b6? (better 17...f6!?+-) 18.N3h4 Bb7 (18...f6+-) 19.Rg3 g5 (19...Ne3 20.Rg7 Kh8 21.Qe3 Qc6 22.Ng6 Qg6 23.Rg6 fg6 24.Qh6 Kg8 25.Qg7) 20.Nh6 (20.Rg5 hg5 21.Qg5 Kh7 22.Qg7) 20...Kh7 (20...Kh8 21.Qg5 Qe5 22.de5 Rg8 23.Nf7 Kh7 24.Qh5) 21.Qg5 Rg8 (21...Qe5 22.de5 Rg8 23.Ng8 Rg8 24.Qh5) 22.Ng8 Rg8 23.Qh5 1–0. Pierre – The_Winner, internet, 2020.

5.Bd3 b5 6.0-0 Bb7 7.Nbd2 d6 8.Bb2 Be7 9.d5 ed5?? (better is 9...Nf6+=) 10.Bg7+- Bf6 11.Bh8 Bh8 12.Rb1 Nd7 (12...Bc3 13.ed5 Nf6 14.Ne4 Nd5 15.a4+-) 13.ed5 Ngf6 14.Ne4 Ne4+/- 15.Be4 Qf6? 16.Re1 Kd8 17.Qd2 a5 18.Qd3 Ba6 19.Bh7 Kc7 20.Qf5 Qg7 21.Re7 Rd8 22.Qf7 Qc3 23.Bf5 Bc8 24.Ng5 Kb8 25.Bd7 Bd7 26.Rd7 Rd7 27.Qd7 Qc2 28.Qb5 Kc8 29.Qc6 Qc6 30.dc6 Kc7 31.Nf7 Bc3 32.h4 Kc6 33.h5 a4 34.h6 b3 35.ab3 a3 36.Rc1 1–0. Alldrix (1630) – XANDERKIRV, playchess.de, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 a6)

5.Bd3 d5 6.e5 Qb6 7.0-0 Bd7 8.a4 ba3 9.Na3 Nc6 10.c3 Nge7 11.Ng5 Ng6 (11...Nf5 12.g4 Nh4 13.Nh7+=) 12.h4 (12.Qf3 Nd8=) 12...Be7 (worse is 12...Nh4 13.Qh5 Ng6 14.Nf7 Kf7 15.Bg6 hg6 16.Qh8+/-) 13.h5 Nf8 14.Qg4 f5 15.Qg3 Nd8 16.Bd2 Qb2 (16...Qc6 17.Nb5=) 17.Nc2 (better is 17.Nf3!? Qb6 18.Qg7+/-) 17...Qb6= 18.Rfb1 Qc7 19.Ne3 Nf7 (19...Nc6 20.Nf3 g5 21.Bf5 (worse is 21.Ng5 Rg8-/+) 21...ef5 22.Nd5+=) 20.Nh3 (better is 20.Nf7 Kf7 21.c4 dc4 22.Bc4+/-) 20...g5+= 21.Bf5 ef5 22.Nd5 Qc6 23.Nb6 f4-/+ 24.Qd3 White plans d5 24...Bh3 25.Qh3-/+ Rd8 26.d5 Rd5 27.Nd5 Qd5 28.Rd1 Qe5 29.Qc8 Nd8 30.Re1 Qd6 31.Rad1 Qc6 32.Qf5 Nfe6 33.c4 Qc4 34.Ba5+/- Rf8 35.Qh7 Nf7 36.Qg6 Nc5?? 37.Rd8# 1–0. Chesney,Bill – Sze,Jerry, LERA Thanksgiving op, 1994. (=1.e4 c5 2.Nf3 a6 3.b4 cb4 4.d4 e6)

5.Bd3= Nf6 6.e5 Nd5 7.Ng5 g6 8.h4 f5 9.h5 Bg7 10.h6 Bf8=+ 11.g4 Be7 12.Nh7 Rh7 13.gf5 ef5 14.Bf5 Kf7?? 15.Bg6+- Kg6 16.Qd3 Kf7+- 17.Qh7 Ke6 18.Qg6 Nf6 19.Bg5 Nc6 20.h7 Nd4 21.h8Q Qa5 22.Qhg8 Ke5 23.Bf6 Bf6 24.Rh5 (24.Rh5 Kd6 25.Qf6 Ne6 26.Ra5+-; 24.Qg3 Ke4 25.Nd2 Kf5 26.Q8g4#) 1–0. Kopcak,S – Vartiak,S, SVK–ch Martin, 1996.

4.Nf3 b6

5.a3 Ba6 6.Ba6+= Na6 7.0-0 ba3 8.Ba3 Ba3 9.Na3 Nc7 10.d5 ed5 11.ed5 Nf6 12.Re1 Kf8 13.c4 g6 14.Qd4 Kg7 15.g4 h6 16.Ne5 (16.h4 Kh7+=) 16...Rf8 (better is 16...Re8=) 17.f4+/- Kh7 18.Re3 (18.Nb5 Nfe8 19.h3 d6=) 18...Ng8 19.g5 (19.Nc2 d6 20.Nc6 Qh4=) 19...f6= (19...hg5?? 20.Rh3 Kg7 21.fg5 Qg5 22.Rg3+-) 20.Nf3 (20.gf6 Qf6 (worse is 20...Nf6 21.Qd3 Rg8 22.Kh1+-) 21.Nc2 Qf5=) 20...fg5 21.fg5 h5 (21...Ne7!? 22.gh6 Nf5+=) 22.Rae1+= d6 23.Kg2 (23.Qd3 Rf7=) 23...Qd7= 24.Nc2 Rae8 25.h3 (25.Re8!? Ne8 26.Qe4=) 25...Ne7-/+ 26.Nh4 Nf5 27.Nf5 Qf5 28.Re8? (better is 28.Re7 Rf7 29.Rf7 Qf7 30.Ne3-/+) 28...Re8-+ (28...Ne8?! 29.Qd2-/+) 29.Qf2 Qg5 30.Kh2 (30.Kf1 Re1 31.Ne1 Qf5 32.Qf5 gf5-+) 30...Qf5 31.Qf5 (31.Kg1 Qf2 32.Kf2 Re1 33.Ne1 a5-+) 31...gf5 32.Re8 Ne8 33.Nd4 Kg6 34.Kg3 Nc7 35.Kf4 b5! 36.Nf5 (36.cb5 Nd5 Deflection; 36.Nb5 Nb5 Combination) 0–1. Franek,Jan (1920) – Hrdina,Robin (2075), Ricany CZE, 2014. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.a3 d5 6.e5 Ba6 7.Ba6 Na6 8.c3 b3 9.Qb3 Nb8 10.a4 Nc6 11.Ba3 Be7 12.0-0 Rc8 13.Be7 Nge7 (worse is 13...Ke7 14.Na3+=) 14.Nbd2 0-0 15.Rac1 Na5 16.Qb5 Rc6 17.Nb3 a6 18.Qb4 Nc4 19.Nbd2 Qc7 20.Rc2 Rb8 21.Qb3 Nf5 22.Nc4 Rc4 23.g4 Ne7 24.Nd2 Rc6 25.c4 dc4 26.Rc4 b5 27.Rc6 Qc6 28.ab5 ab5 29.Qa3 Qb7 30.Ra1 b4 31.Qa7 h5 32.Qb7 Rb7 33.f3 b3 34.Rb1 b2 35.Nc4 Rb4 36.Ne3 Nc6 37.Kf2 Nd4 38.Nd1 Rb3 39.Rb2 Rf3 40.Kg2 hg4 41.Nf2 Nf5 42.Ng4 Ra3 43.Rb8 Kh7 44.Nf2 Ne3 (44...Ne3 45.Kf3 Nd1 46.Ke2 Nf2 47.Kf2 Ra5-+) 0–1. Damia,Angelo (2110) – Voloshin,Leonid (2470), Lodi op 1st, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.a3 Nf6=+ 6.Bd3 a5 7.ab4 Bb4 8.c3 Be7 9.0-0 d6 10.Na3 Nbd7 11.Nb5 Ba6 12.Qe2 Bb5 13.Bb5+= 0-0 14.e5 de5= 15.Ne5 Ne5=+ 16.Qe5 Bd6 17.Qe2 Qc7-/+ 18.Qf3 Bh2 19.Kh1 Bd6 20.Ra4 Nd5 21.Bd3? b5 22.Bb5 Qc3 23.Bd3 Rfc8 24.g3 g6 25.Kg2 Nb4 26.Ra3 Qc6-+ 27.Be4 Nd5 28.Bd2? Ba3 29.Qa3 a4 30.Bb4 Rab8 31.Bc5 Rb3 32.Qc1 f5 33.Bf3 e5! 34.Qd1 e4 35.Be2 Rc3 36.Qb1 e3 37.Qa2 Rc2 (37...Rc2 38.Bb5 Qa8-+ (38...Qb5?? 39.Qd5 Kg7 40.Qe5 Kf7 41.Qe7 Kg8 42.Qe6 Kg7 43.Qc8 Rc5 44.Qc5 Qb7 45.d5+-)) 0–1. Rossi,C (2355) – Arlandi,E (2435), 65th ch–ITA, Cremona ITA, 2005.

5.a3 Nf6 6.e5 Nd5 7.ab4 Bb4 8.Bd2 Bd2 9.Qd2 d6 10.c4 Ne7 11.Bd3 Bb7 12.Qf4 de5 13.Ne5 0-0 14.Ra3 Ng6 15.Ng6 fg6 16.Qe3 Nc6 17.0-0 Nd4 18.Nc3 Qd6 19.Rfa1 a5 20.Ne4 Be4 21.Be4 Rac8 22.Rc3 b5 23.Ra5 Rc4 24.Rc4 bc4 25.g3 Rc8 26.Bb7 Rb8 27.Bd5 ed5 28.Qd4 Rd8 29.Rc5 h6 30.h4 Kh7 31.Kg2 Rd7 32.Kf1 Qb6 33.Kg2 Qa7 34.g4 Rc7 35.Rd5 Qd4 36.Rd4 c3 37.Rd1 c2 38.Rc1 Kg8 39.Kf3 Kf7 40.Ke4 Ke6 41.f3 Rc3 42.f4 Rc4 43.Ke3 Kd5 44.Kd3 Rf4 45.Rc2 Rg4 46.Rc7 Rh4 47.Rg7 g5 48.Re7 Rf4 49.Ke3 Rf6 50.Rg7 Ke5 51.Rg8 Kf5 52.Kf3 Ra6 53.Rf8 Kg6 54.Rg8 Kh5 55.Rh8 Kh4 56.Kg2 g4 57.Rb8 Ra2 58.Kg1 h5 59.Rb5 g3 60.Rb4 Kh3 61.Rb1 h4 62.Rc1 Ra4 63.Rb1 Kg4 64.Kh1 h3 65.Rg1 Rd4 (65...Rd4 66.Rb1 h2 67.Ra1 Kh3 68.Rg1 hg1R 69.Kg1 Rd1) 0–1. Pape,Joerg (2245) – Novkovic,Milan (2400), Verbandsliga Sued Baden, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.a3 Nf6 6.e5 Nd5 7.ab4 Bb4 8.Bd2 Be7 9.Na3 d6 10.c4 Nc7 11.ed6 Bd6 12.Bd3 Nd7 13.c5 bc5 14.Nc4 Nb6 15.Bg5 Qd7 16.0-0 Nc4 17.Bc4 0-0 18.Ra5 cd4 19.Qd4 Bb4 20.Qh4?? (20.Ra2-+) 20...Ba5 21.Ne5 Qd6 22.Bf4 Qd4 23.Qg3 Ne8 24.Bd3 f5 25.Rb1 Bb6 26.Nc6 Qd7 27.Bb5 0–1. Pedersen,Karl (2305) – Kjeldsen,Jens (2365), DEN–chT, 1992. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.c4 d5 6.cd5 ed5 7.e5 Ne7 8.Bd3 Nbc6 9.0-0 Bf5 10.a3 Qd7 11.Re1 h6 12.ab4 Bd3 13.Qd3 Nb4 14.Qb3 Nec6 15.Ba3 Rc8 16.Nbd2 Be7 17.Nf1 0-0 18.Ne3 Na5 19.Qb1 Nbc6 20.Bc1 f5 21.e6 Qe6-/+ 22.Nc4 Qf6 23.Nce5 Rfd8 24.Bd2 Bf8 25.Qb5 Ne5 26.de5 Qc6 27.Qd3 Qc2 28.Qc2 Rc2 29.Ba5 ba5 30.Nd4 Rc4 31.Ne6 Re8 32.Nf8 Kf8 33.Ra5 Re5! 34.Kf1 Re1 35.Ke1 Rd4 36.Ra7 Re4 37.Kd2 Re7 38.Ra5 Rd7 39.Kd3 Ke7 40.Kd4 Ke6 41.Ra6 Rd6 42.Ra7 g6 43.Ra8 Rb6 44.Re8 Kf6 45.Re2 Rb5 46.Ra2 f4 47.f3 Kf5 48.Re2 g5 49.h3 Kg6 50.h4 Kh5 51.hg5 hg5 52.Ke5 Kh4 53.Kf6 d4 54.Rd2 Kg3 55.Kg6 Rd5 56.Kf6 Rc5 57.Kg6 g4 58.fg4 Kg4 59.Kf6 d3! 60.Rd3 Rc2 61.Rd8 Rg2 62.Rg8 Kh3 63.Rh8 Kg3 64.Rg8 Kh2 (64...Kh2 65.Rh8 Kg1-+) 0–1. Taulbut,Shaun M (2420) – Arnason,Jon L (2440), Brighton, 1981. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.Bd3 Ba6 6.0-0 Bd3 7.Qd3 Nf6 8.a3 d5 9.e5 Nfd7 10.ab4 Bb4 11.c4 Qc8 12.cd5 ed5 13.Ba3 Nc6 14.Qb3 Ba3 15.Na3 Ne7 16.Nb5 0-0 17.Rfc1 Qd8 18.Ra7 Ra7 19.Na7 Nb8 20.h3 h6 21.Rb1 Nd7 22.Nb5 Qa8 23.Qb4 Nc8 24.Rc1 Rd8 25.Nc7 Qb7 26.e6 Nc5? (26...fe6 27.Ne6 Re8+-) 27.Rc5 1–0. Fomina,Tatyana (2230) – Epstein,Esther (2185), Wch Seniors (Women), 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.Bd3 Ba6 6.0-0 d5 7.Ba6 Na6 8.c3 de4 9.Ne5 Nc7 10.f3 f6 11.Nc4 ef3 12.Rf3 Ne7 13.a3 bc3 14.Nc3 Ned5 15.Nd5 Nd5 16.Qe2 Qd7 17.Rg3 b5 18.Ne3 Bd6 19.Rg7 Qg7 20.Nd5 Kf7 21.Bf4 Rad8 (21...f5 22.Kh1 Bf4 (22...ed5?! 23.Bd6 Rhe8 24.Qf3-/+; 22...Qd4?! 23.Qh5 Kg8 24.Rd1+=) 23.Nf4 Rhe8-+ (23...Qd4 24.Qe6 Kf8 25.Qf5 Ke7 26.Re1 Kd6 27.Qe6 Kc5 28.Rc1 Qc4 29.Nd3 Kd4 30.Qd6 Qd5 31.Qf4 Qe4 32.Qf6 Ke3 33.Qf2 Kd3 34.Qc2 Ke3 35.Re1 Kd4 36.Qe4 Kc5 37.Qe5 Kc4 38.Re4 Kd3 39.Qd4 Kc2 40.Re2 Kb3 41.Qb4)) 22.Re1-/+ Rhe8 (22...ed5?! 23.Qe6 Kg6 24.Qg4 Kf7 25.Qe6 Kg6 26.Qg4 Kf7 27.Qe6=) 23.Bd6 ed5 (23...Rd6?! 24.Nf6 Qf6 25.Rf1+=) 24.Qh5 Qg6 25.Qd5 Kg7 26.Rf1? (26.Qb7 Kg8 27.Be7 Qg4-+ (27...Rd4?! 28.Qb5 Qf7 29.Qb7-+)) 26...Qe4 (better is 26...Qg4!? 27.Rc1 Qd7 28.Rc6-+) 27.Qc5 Rd7 28.Qb4 a5! 29.Qc5? Red8 30.Rf4 Qe1 31.Rf1 Qe3 32.Kh1 Rd6 33.Qb5 Rd4 34.Qh5 R8d5 (34...R8d5 35.Qh3 Qh3 36.gh3 Rd1 37.Rg1 Rg1 38.Kg1 Rd1 39.Kf2 Rd2 40.Kg1 Ra2-+) 0–1. Ridameya Tatche,JM (2155) – Pallardo Lozoya,JV (2295), Benidorm op–A, 2005. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 b6)

5.Bd3 Ba6 6.0-0 d6 7.a3 Bd3 8.Qd3 ba3 9.Na3 Nf6 10.Nb5 a6 11.e5 Nbd7 12.Ra6 Ra6 13.Nd6 Bd6 14.Qa6 Nb8 15.Qb5 Qd7 16.Qb3 Bc7 17.ef6 gf6 18.Re1 Kf8 19.d5! e5 (19...Qd5 20.Qd5 Combination; 19...ed5 20.Bh6 Mate attack) 20.Bh6 Ke7 21.Nd4 Rg8 22.g3 Rg4 23.Qd3 Rg6 (better is 23...Ke8!? 24.Nf5 b5+-) 24.Nf5+- Qf5?? (24...Ke8 25.d6 Bd8 26.Ng7 Kf8 27.Ne6 Kg8+-) 25.Qf5 Rh6 26.Ra1 (better is 26.Qc8 Bd6 27.Ra1+-) 26...Nd7 (26...Kd8 27.c4+-) 27.Ra7 (27.d6 Kd6 28.Rd1 Ke7 29.Rd7 Ke8 30.Rc7 Kf8 31.Qd7 Kg7 32.Qf7 Kh8 33.Qg7#) 27...Kd6 28.Qd3 e4 29.Qe4 Rh5 30.f4 Rd5 31.Qh7 b5 32.Kg2 Bb6 33.Rd7! Kd7 34.Qf7 Kc6 35.Qf6 Rd6 36.Qc3 Bc5 37.h4 b4 38.Qc4 Rd4 39.Qe6 Bd6 40.h5 Kc7 41.Kh3 Rd2 42.Qc4 Kd7 43.h6 Rd1 44.Qe4 Bf8 45.h7 Bg7 46.Qb7 (46.Qb7 Kd6 47.Qg7 Rh1 48.Kg4 Rh7 49.Qh7+-) 1–0. Husarik,B (2185) – Rehak,M (2125), TCh–CZE Liga, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.Bd3= Ba6 6.0-0+= Nf6 7.a3 d5 8.ed5 (8.e5 Ne4 9.ab4 Bb7+/-) 8...Qd5= 9.ab4 Bd3 10.Qd3 Bb4 11.Bg5 (11.Na3 Nc6 12.Nb5 Qd7=) 11...Nbd7 12.c4 Qd6 13.Na3 Ba3 14.Ra3 0-0 15.Rfa1 a5 16.Qe2 Rfc8 17.Bh4 h6 18.Bg3 (18.Ra4 Nh5+=) 18...Qc6 19.Nd2 Ne8 (19...a4 20.Qf3 Qf3 21.gf3+=) 20.Rf3 (20.Ra4 Rd8+=) 20...Nd6-/+ 21.d5 ed5 22.cd5 Qb5 (worse is 22...Qd5 23.Rd3 Qb5 24.Rb1+/-) 23.Qe3 Nc4 (worse is 23...Qd5 24.Qd3 Qd3 25.Rd3+=) 24.Nc4 Qc4 (24...Rc4 25.Rf7 Qd5 26.Re7-/+) 25.d6 (25.Rf7 Qd5 (25...Kf7?? 26.Qe6 Kf8 27.Bd6) 26.Re7 Rc6-/+) 25...Re8-/+ 26.Qa3 Rac8 27.h3 Re4 28.Rb3 Qc6 (28...a4 29.Rbb1 Qd5 30.Rc1 Rc1 31.Qc1-/+) 29.Rbb1 Rc4 30.Re1 Rc3 31.Qb2 a4 32.Re7 b5 33.Kh2 Rc4 34.Rae1 Nf6 35.Qe5 Rc5 36.Qf4 Rc4 37.Qe3 Rf8 38.Qa7 Nd5?? 39.Rb7?? Nf4+= 40.Bf4 Rf4 41.d7 Rf2 42.Qf2 Qb7 43.Re7 Qd5?? 44.Qf4?? a3= 45.Qc7 Qa8 46.Rf7 Rd8 47.Re7 a2 48.Qd8!! Qd8 49.Re8 Kf7 50.Rd8 ½–½. Fomina,Tatyana (2205) – Volodin,Alek (2490), Viljandi EST, Ilmar Raud Mem, 2014. (=1.e4 c5 2.Nf3+/- e6 3.b4?? cb4+= 4.d4 b6)

5.Bd3 Bb7 6.0-0 Nf6 7.Qe2 Be7 8.a3 Nc6 9.e5 Nd5 10.ab4 Ndb4 11.Be4 Na5 12.Bb7 Nb7 13.c3 Nc6 14.c4 Nb4 (14...d5 15.ed6 Bf6 16.Bb2=+) 15.d5 Bc5 16.Bg5 Qc7 17.Nc3 0-0 18.Qe4 ed5 19.cd5 (19.Nd5 Nd5 20.cd5 h6=) 19...Bf2=+ 20.Rf2 (20.Rf2 Qc3 Discovered attack; 20.Kf2 Qc3 Discovered attack) 20...Qc3 21.Rc1 Qa3 22.Rb1 a5 (22...Nd3 23.Rd2 Ndc5 24.Qg4-/+) 23.Bf6 (23.Be7 Nc5 24.Bc5 bc5-/+) 23...Qd3 (23...Rfc8!? 24.Qg4 Rc1 25.Rc1 Qc1 26.Rf1 Qe3 27.Kh1 g6-/+) 24.Rb4=+ Qe4 25.Re4 gf6 26.ef6 h6 (better 26...Nd6 27.Re7 a4=+) 27.Rg4+/- Kh7? (27...Kh8 28.Ne5+/-) 28.Rg7 Kh8 29.Ng5 Nd6 30.Rf4?? (30.Rf3 Rac8 31.Rh3+-) 30...hg5?? (better 30...Rac8 31.Rh7 Kg8 32.Rh6 Rc4+=) 31.Rf3 Nf5 32.Rf5 (32.Rh3 Nh4 33.Rg5 a4 34.Rh4) 32...Rg8+/- 33.Rf7 a4? (better 33...d6+/-) 34.Rf3+- Rg6 (34...g4 35.Rf5 Rg6 36.Rh5 Kg8+-) 35.Re7 (better 35.Rh3!? Kg8 36.Rfh7 Rf6 37.Rh8 Kg7 38.Ra8 b5+-) 35...a3?? (better 35...Rf8=) 36.Rh3+- (36.Rd7 a2 37.Rh3 Kg8 38.f7 Kg7 39.Rh7 Kf6 40.f8Q Rf8=) 36...Kg8 37.Reh7?? (better 37.f7 Kf8 38.Rd7+-) 37...Ra5?? (better 37...Ra4 38.f7 Kf8=) 38.Rd7 (better 38.f7 Kf8 39.Rf3+-) 38...a2 (better 38...Rf6 39.Ra3 Ra3-+) 39.f7 Kf8 (39...Kg7 40.Rh7!! Kf6 41.f8Q Ke5 42.Qe7 Re6 43.Qg5 Ke4 44.Rh4 Kd3 45.de6 Kc2 46.Qd2 Kb1 47.Rb4 Ka1 48.Qc3) 40.Rh8 Kg7 41.f8Q 1-0. Bernadskiy,V (2625) - Moiseenko,A1 (2620), Vl Eljanov Mem Final, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.Bd3 d5 6.0-0 Ba6 7.Ba6 Na6 8.ed5 Qd5 9.c4 Qa5 (9...Qc4 10.Qa4 Ke7 11.Bg5 f6 12.Rc1=) 10.Re1 (10.Ne5 Nf6 11.Qf3 Rc8+-) 10...Nf6 (better is 10...b5=) 11.Re5+/- Nc5 12.dc5 Bc5 13.h3 Rd8 14.Qc2 Qa6 15.Nbd2 0-0 16.Bb2 h6 17.Rc5 bc5 18.Bf6 gf6 19.Ne4 Kg7 20.Qb2 e5 21.Nh4 (21.Qe2 Qc6+/-) 21...Qc4= 22.Nf5 Kg6 23.Neg3 Rd3 (better is 23...Qc3 24.Qb1 Qd3=) 24.Qe2+/- Kh7 25.Nh6 (better is 25.Ne4 Rd1 26.Qd1 Qe4 27.Qd7+-) 25...Qd4?? (25...Qc3 26.Qh5 Qa1 27.Kh2 Rc8 28.Qf7 Kh8 29.Nh5 Qg1 30.Kg1 Rd7 31.Qd7 Rg8 32.Ng8 Kg8 33.Qg7#) 26.Qh5+- Qa1? 27.Kh2 Rg3 28.Nf5 Kg8 29.fg3 Qc1+/- 30.h4 Rd8 31.Qg4 Kf8 32.Qg7 Ke8 33.Qf6 (33.Qf6 Kd7 34.Qd6 Kc8 35.Ne7 Kb7 36.Qd8+-) 1–0. Devallee,J (2045) – Ludwig,Re (2250), ch–FRA u20b Montlucon FRA, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

5.Bd3= Nf6 6.c4 =.

5.a3 Bb7

6.Bd3 ba3 7.Ba3 Ba3 8.Na3 d6 9.0-0 Nf6 10.Qe2 0-0 11.c4 Re8 12.Nb5 a6= 13.Nc3 e5=+ 14.de5 de5 15.Nd5 Nbd7 16.Nd2 Nc5 17.Rfb1 Bd5 18.cd5=+ b5 19.Nb3 Nfd7 20.Na5= Qb6 21.Qe3 Rac8 22.Be2 Rc7 23.Bg4 Nf6 24.Bf3 Nfd7 25.Bg4 Nf6 26.Bf3 ½–½. Vinal Gutierrez,Pedro – Garcia,Rau (2255), Open, Pamplona ESP, 2004.

6.Bd3 Nf6 7.Qe2 Qc7 8.0-0 Nc6 9.c4 (9.e5 Nd5=) 9...Ng4 (9...bc3 10.Nc3 Nd4 11.Nd4 Qc3 12.Bb2-/+) 10.Be3 (10.e5!?=) 10...Be7+= 11.h3 Ne3 12.fe3 Qg3 13.e5 f5 14.ef6 gf6 15.Nbd2 ba3 16.Ne4 Qg7 17.d5 (17.c5-/+) 17...Na5 (better is 17...Nb4 18.de6 de6-+) 18.de6+= de6 19.Nd4 Bc8 (better is 19...f5!? 20.Ne6 Qe5-/+) 20.c5+= 0-0 21.Qa2 f5 (21...bc5?? 22.Nf5+- (22.Ne6 Be6 23.Qe6 Kh8+=); 21...Bc5?! 22.Nc5 bc5 23.Ne6 Be6 24.Qe6 Qf7 25.Qg4 Kh8 26.Ra3=) 22.Nf5 Rf5 23.Rf5 Nc6 (better is 23...Nb3! 24.Qb3 Qa1 25.Rf1 Qe5=) 24.Rf3 Qb2 25.Rg3 Kf7 (better is 25...Kh8 26.Nd6 Bd6 27.cd6 Qe5+/-) 26.Nd6+- Bd6 27.cd6 Nb4?? (27...Qa2 28.Ra2 Kf6+-) 28.Rf1 (28.Qb2 ab2 29.Rf1 Ke8 30.Bb5 Nc6 31.Bc6 Bd7 32.Rg8) 28...Ke8 (28...Qf6 29.Qe2 Ke8 30.Bb5 Nc6 31.Bc6 Bd7 32.Qh5 Qg6 33.Qh4 Qg5 34.Qg5 Bc6 35.Qe7) 29.Bb5 (29.Bb5 Nc6 30.Bc6 Bd7 31.Rg8) 1–0. Hase,Ricardo (2280) – Leskovar,Mario Leopoldo (2200), ARG–ch Santa Fe, 1973. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

6.Bd3 Nf6 7.Qe2 Be7 8.ab4 Bb4 9.c3 Be7 10.h4 Qc7 11.Ba3 d6 12.Bb2 Nc6 13.Nbd2 Nb8 14.h5 (14.Nb1 0-0 15.c4-/+) 14...Nbd7 15.c4 e5 16.d5 Nc5 17.Bc2 Bc8 18.Nf1 Bd7 19.Ng3 Rb8 20.Nf5 White prepares h6 20...Bf8 21.h6 g6 22.Ng7 Bg7 23.hg7 Rg8 24.Ng5 Rg7 25.f4 h5 26.fe5 de5 27.0-0 Ng4 28.Rfd1 f6 29.Nf3 a5 30.d6 Qc8 31.Ba3 Ne6 32.Bb3 Nc5 33.Bc2 Qc6 34.Kh1? h4! 35.Rd5 Be6 36.Rd2? Rd8 37.Rad1 Kf8 38.Qe1 g5 39.Qe2 Rgd7 40.Rf1 Kg7 41.Rd5 Kg8 42.Qd2 Bd5 43.ed5 Qd6 44.Bf5 Nh6 45.Qc2? Nf5 46.Qf5 e4 47.Nh2 Qe5 48.Qg6 Rg7 49.Qh6 f5 50.Qb6 Nb7 51.Bb2 Qd6 52.Qd4 Rdd7 53.Rf5 Qg6 54.Ng4= Nd6?? 55.Rf6+/- Nf5? 56.Rf5!+- (56.Rf5 Rb7 57.Nf6 Kh8 58.Re5+-) 1–0. Weitzer,Steffen (2240) – Janoschka,Arnd (2240), BL2–O, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

6.Bd3 Nf6 7.e5 Nd5 8.0-0 Be7 9.Re1 (9.Be4 a5=) 9...f6 (9...0-0!?=+) 10.ab4 Nb4 11.Bb5 (11.ef6!? Bf6 12.Ba3=) 11...0-0=+ 12.Ba3 (12.c3 Nd5-/+) 12...fe5 13.Ne5 Nd5 (13...N8c6 14.Nc6 Nc6 15.Nc3-/+) 14.Bf1 (14.g3 d6 15.Nf3 Na6=+) 14...Nf4 (14...Nc6 15.c4 Ndb4 16.Nc6 Nc6 17.d5-/+) 15.c4 (15.g3!? Nd5 16.c4=) 15...Ba3 16.Ra3 Qf6 17.Qd2 d6 18.Ng4 Qf5 (18...Qg5 19.Rg3 Nc6 20.Ne5-/+) 19.Rg3=+ Kh8 (19...Qg5 20.Ne3 Qa5 21.Nc3=+) 20.Nc3= Nc6 21.d5 ed5 22.Ne3 (22.cd5 Na5 23.Ne3 Qf7=) 22...Qf7=+ 23.Ned5 (worse 23.Ncd5 Ne5-/+) 23...Nd5 24.Nd5 Ne5 25.f4 Ng6 26.f5 (26.Bd3 Bd5 (26...Nf4? 27.Re7 Bd5 28.Rf7 Rf7 29.cd5+-) 27.Bg6 hg6 28.Qd5 Qd5 29.cd5 Kh7=+) 26...Ne5-/+ 27.Ne3 Rad8 Attacks the isolani on c4 28.Qd4 (better 28.Be2!?=+) 28...Bc8-/+ 29.Be2 Bf5 30.Rf1 Qd7 31.Qf4 Ng6 32.Qg5 (32.Qd4 Be6-+) 32...Be4 33.Rg4 (33.Bf3 Bd3 34.Bg4 Qc7 35.Rf8 Rf8-+) 33...Rf1 (33...h6 34.Qh5 Qe6 35.Qh3-+) 34.Bf1 (34.Nf1 Re8 35.Ng3-+) 34...Re8 35.h4 (35.Qh5-+) 35...Re5 36.Qe5 de5 37.Re4 h5 38.Nd5 (38.Kf2 Qf7 39.Kg3 Nf8-+) 38...Qa4 39.Be2 (39.g3 Qc2 40.Re1 Qd2-+) 39...Qc2 40.Bf3 a5 41.Kh2 (41.Ne3 Qd3 42.Nf1 Kh7-+) 41...a4 42.Re2 (42.Ne3 Qd3 43.c5 bc5-+) 42...Qc4 43.Nb6 (43.g3-+) 43...Qh4 44.Kg1 Qd4 (44...Qd4 45.Kh2 Qb6-+) 0–1. Tang,Edward (2020) – Yoos,J (2315), 43rd Keres Mem, 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

6.Bd3 Nf6 7.Bg5 h6 (7...Qc7 8.Qe2=+) 8.Bf6=+ Qf6 9.0-0 (9.ab4 Bb4 10.c3 Be7=+) 9...Nc6 10.e5 Qd8 (10...Qf4 11.g3 Qg4 12.Be2=+) 11.ab4 (11.Qe2 Be7-/+) 11...Nb4 12.Bb5 (12.c4 a6=+) 12...a6-/+ 13.Ba4 (13.Be2!?-/+) 13...b5 (13...Rc8 14.Bb3-+) 14.Bb3 Qc7 (14...Rc8 15.Na3 Nd5 16.c4-+) 15.Na3 (15.Qe2 Be7-/+) 15...Nd5 (better 15...Qc3!?-+) 16.c4-/+ Nc3 17.Qd2 (17.Qd3 Ba3 18.Qc3 b4-/+) 17...b4 (17...Ba3 18.Qc3 (18.Ra3? b4-+) 18...b4 19.Qd3-/+) 18.Nb1 Nb1 (18...Bf3 19.gf3 Nb1 20.Rfb1-/+) 19.Rab1 (19.Rfb1 Be7-/+) 19...Bf3 (19...a5 20.Ra1-/+) 20.gf3 Be7 21.Qd3 0-0 22.Kh1 (22.f4 a5 23.Ra1 g6-/+) 22...f6 23.Bc2 f5 (23...fe5 24.Qh7 Kf7 25.Bg6 Kf6 26.Be4+-) 24.Bd1 (better 24.f4-/+) 24...d6 (24...a5 25.Ra1-+) 25.f4? (better 25.ed6!? Bd6 26.c5 Bh2 27.Rb4=+) 25...a5 (better 25...Rad8 26.c5 de5 27.fe5 Qe5-+) 26.Bb3? (26.Ba4 Rac8 27.Bb5 Rcd8-+) 26...Kh8?? (26...de5 27.c5 ed4 28.Rfe1-+) 27.Rg1? (better 27.Ra1!?-/+) 27...Rfd8 (better 27...de5 28.fe5 a4-+) 28.Qe3? (28.Qg3 Bf8 29.d5-+) 28...de5 29.fe5 (29.Qe5 Qe5 30.fe5 a4-+ (30...Rd4?! 31.c5-+)) 29...Qd7 Black intends a4 (better 29...a4 30.Bd1 Qc4 31.Bf3-+) 30.d5 (30.Qg3 g5 31.d5 Bc5-+) 30...a4 31.Bd1 ed5 32.Bh5?? (32.Qg3 g5 33.cd5 Qd5 34.Bf3-+) 32...dc4 33.Rg7 (33.Rbd1 Qe6 34.Rd8 Rd8 35.Rg6 Qd5 36.Kg1-+) 33...f4 (better 33...Kg7 34.Rg1 Bg5-+) 34.Qe4+= Qd5?? (34...Qd3 35.Rh7 Kg8 36.Qd3 cd3 (36...Rd3 37.Re7 Rad8 38.e6+-) 37.Re7 d2+=) 35.Rh7+- Kg8 36.Bf7 Qf7 37.Rf7 Kf7 38.Qc4 Kg7 39.Rg1 Kh8 40.Qe6 Bg5 41.h4 Re8 42.Qg4 a3 (42...Ra7 43.hg5 hg5 44.Qf5 Rh7 45.Kg2+-) 43.hg5 a2 44.Qf4 Ra7 (44...Rf8 45.Qd4 Rfd8+-) 45.Qf6 Kh7 46.g6 Kg8 47.e6 Rf8 48.Qf7! Rff7 (48...Raf7 49.gf7 Passed pawn; 48...Rff7 49.gf7 Passed pawn) 49.gf7 Kf8 50.Rg8 Ke7 51.f8Q Ke6 52.Qh6 Kd5 (52...Kf5 53.Qg5 Ke4 54.Qh4 Kd3 55.Rg3 Ke2 56.Qe4 Kd1 57.Rd3 Kc1 58.Qc4 Kb2 59.Rd2 Kb1 60.Qf1) 53.Qd2 Kc6 (53...Ke6 54.Qe3 Kd5 55.Qd3 Ke5 56.Rg5 Kf6 57.Qf5 Ke7 58.Qh7 Kf6 59.Qh6 Ke7 60.Rg7 Kd8 61.Qh8) 54.Rg6 Kb5 (54...Kc5 55.Qd6 Kc4 56.Rg4 Kc3 57.Qb4 Kc2 58.Rc4 Kd3 59.Qb3 Ke2 60.Qe3 Kd1 61.Rc1) 55.Qd5 Ka4 56.Qa2 (56.Qa2 Kb5 57.Rg5 Kb6 58.Qe6 Kb7 59.Rg7 Ka8 60.Qe8) 1–0. Maerevoet,Sim (1770) – Nurzhanov,Timur (2085), World Youth Open U16, 2016. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 b6)

4.Nf3 Nc6

5.a3 Nf6 6.Nbd2 Be7 7.Bd3 0-0 8.h4 d5 9.e5 Nd7 10.Bh7 Kh8 11.Bd3 g6 (11...Qc7!?+=) 12.Nb3 Kg7 13.Ng5 Rh8 14.Qg4 Nf8 15.h5 f5 16.Qg3 Qe8 17.Ke2 Nd8 18.Bd2 ba3 19.Rh2 Nf7 (19...Rh5?? 20.Rh5 a2 21.Ra2+-) 20.Rah1 Bg5 21.Bg5 Ng5 22.Qg5 Qf7?? (better is 22...Nh7 23.Qc1 g5+/-) 23.hg6+- Qg6 24.Qe7 (24.Qe7 Qf7 25.Qf7 Kf7 26.Rh8+-) 1–0. Nepustil,Frantisek (1995) – Svitak,David (1800), Ricany op–A, 2006. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 e6)

5.a3 Nf6 6.Bd3 Qb6 7.Be3 Ng4 8.0-0 Be7 9.Nbd2 d5 10.e5 f5 11.Rb1 0-0 12.h3 Ne3-/+ 13.fe3 Qc7 14.a4 Na5 15.Qe2 Bd7 16.Ra1 Rac8 17.g4 Nc4 18.gf5-/+ ef5 19.Bc4 dc4 20.d5 Qc5 21.d6 Bd8 22.Kh1 Bc6-+ 23.Qh2 Re8 24.Rad1? Re5-+ 25.Nc4 Rd5 26.Rd5 Qd5 27.Nb2 Bf6 28.Nd3 a5 29.Rf2 Rd8 30.Qg2 Qd6 31.Nf4 Be4 32.Kh2 g5! 33.Qg3 Bf3 34.Rf3 Kf7 35.Nh5 Qg3 36.Kg3 Be5 37.Kg2 Rd2 38.Kf1 Kg6 39.Ng3 Bg3 40.Rg3 Rc2 41.h4 h6 0–1. Konstacky,M (1965) – Macicek,Jan1 (2135), 17th Pobeskydi Radegast Cup, Frydek Mistek, 2006.

5.a3 Nf6 6.Bd3 Be7 7.0-0 Qb6 8.c3 bc3 9.Nc3 a6 (9...Nd4!? 10.Nd4 Qd4-/+) 10.d5 ed5 11.ed5 Nd4 12.Re1 Nf3 13.Qf3 Qc5 14.Ne4 Ne4 15.Qe4 Kd8? (better is 15...Rf8+/-) 16.Be3+- Qd6 17.Bf4 Qf6 18.Be5 Qg5 19.d6 Bf6 (19...a5 20.Qd4 Rg8+-) 20.f4 (20.Bd4 Qg2 21.Kg2 Be5 22.Qe5 Re8 23.Qe8) 20...Qh6 (20...Qe5 21.fe5 Bg5+-) 21.Qc4 Be5 22.Qc7 Ke8 23.Re5 (23.Re5 Qe6 24.Rc1 f5 25.Re6 Kf7 26.Re7 Kg6 27.Bf5 Kh6 28.Qc3 Re8 29.Qh3; 23.fe5?! Qh4+-) 1–0. Grummich,Horst – Assmann,Hans (2030), Bayern–chI Bank Hofmann 1st, 1997. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

5.c4 bc3 6.Nc3 Bb4 7.Bd2 Nge7 8.d5 ed5 9.ed5 Nb8 10.Nb5 Bd2 (worse is 10...Nd5 11.Bb4 Nb4 12.Nd6 Kf8 13.Nc8+/-) 11.Qd2 0-0 (better is 11...d6=) 12.d6+- Na6 (12...Na6 13.de7 Re8+-). Macruss – Mosselman, playchess.de, 2005. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 e6)

5.c4 Nf6 6.d5= ed5 7.ed5 Na5 8.Qe2 Be7?? 9.Qc2?? 0-0 10.Bd3 g6 11.Bf4 Re8 12.0-0 Bc5 13.Nbd2= Qb6 14.Ne5?? d6?? 15.Ng6?? fg6 16.Bg6 (16.Bg6 Re7 17.Bd3-+). marmite (2125) – paolog (2105), net–chess.com, 2008.

5.Bc4 a6 6.0-0. king001 – brain50, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 e6)

5.Bc4 Nf6 6.d5 ed5 7.ed5 Ne7?? 8.d6+- Nf5 9.Qe2 Be7 10.de7 Ne7 11.0-0 0-0 12.a3 ba3 13.Ba3 d6 14.Rd1 Nf5 15.Nc3 Re8 16.Qd3 Qc7 17.Ng5 Be6 18.Be6 fe6 19.Nb5 Qb6 20.Nd6 Rad8 21.Ngf7 Nd6 22.Nd6 (22.Bd6?! Kf7 23.c4 a6=; 22.Nd8?! Rd8 23.Bd6 Ne8+-) 1–0. usingprogram – nn, internet, 2011.

5.Nbd2 Nf6 6.Bd3 Be7 7.Bb2 0-0 8.0-0 b6 9.c4 bc3 10.Bc3 Bb7 11.Qb1 h6 12.Re1 White intends e5 12...d5 13.e5 Nd7 14.Qb2 Qb8 15.Rac1 Rc8 16.Nf1 Rc7 17.Bd2 Qf8 18.Rc3 Rac8 19.Rb3 a5 20.Ne3 a4 21.Rc3 a3 22.Qa1 Bb4 23.Rb3 Bd2 24.Nd2 Na5 25.Rbb1 Qd8 26.h3 Qe7 27.Red1 Nc4 28.Nec4 dc4-/+ 29.Be4 b5 30.Rb5= Ba6 31.Ra5 c3 32.Nb3 Bb7 33.Bb7 Rb7 34.Qc1 c2 35.Rf1 Qb4 36.Kh2 Qc4 37.Ra3 Qe2 38.Kg1= Nf8 39.f4 Ng6 40.Rf2 Qd1 41.Rf1 Qd3 42.Rf3 Qe4 43.Rf2 Rb5 44.Kh2 Nh4 45.Ra5 Ra5-/+ 46.Na5 Qd3 47.Nb3 Rc3 48.Kg1 Nf5 49.Qd2 Qc4 50.Kh2? Ng3 51.Qc1 Ne2 52.Qf1 Rb3 53.ab3 Qc3 54.Re2 c1Q 55.Qc1 Qc1 56.Kg3 Qc3 57.Kf2 Qd4 58.Kf3 Qd5 59.Kf2 Qb3 60.Re3 Qc2 61.Kf3 Qb1 62.Re2 Qd3 63.Kf2 Qf5 64.Ke3 g5 65.fg5 Qe5 66.Kf3 Qf5 67.Ke3 hg5 68.Re1 Qf4 69.Ke2 e5 70.Rd1 e4 71.Rd4 Kg7 72.Rb4 g4 73.hg4 Qg4 74.Ke3 Qg5 75.Kd4 e3 76.Kd3 e2 77.Rb1 Qf5 (77...Qf5 78.Ke2 Qb1-+) 0–1. Teske,Heike (2215) – Faber,Hans_Alban (2450), RSX7D – B20 – Siz. FluegelG.–1, 2011. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 e6)

5.Nbd2 Nf6 6.d5 ed5-+ 7.e5 Ne4 8.Qe2 Bc5 (better is 8...Nc3!? 9.Qe3 d6 10.ed6 Kd7-+) 9.Ne4-/+ de4 10.Qe4 0-0 11.Bd3 g6 12.0-0 d5 13.ed6 Qd6 14.Qh4 Qe7 15.Bg5 f6 16.Bh6 Rd8 (better is 16...Rf7!?+=) 17.Rfe1 Ne5? (better is 17...Be6 18.Bc4 Nd4+=) 18.Ne5 fe5? (better is 18...Rd4 19.Bc4 Be6 20.Ng6 hg6+-) 19.Bc4 Kh8 20.Bg5 Bf2 21.Kf2 Qc5 22.Kg3 Rd7 23.Re5 (better is 23.Bf6 Rg7 24.Be5+-) 23...Qe5-+ 24.Kf2 Qc5 (24...Qa1 25.Bf6 Rg7 26.Ba1 Bh3 27.Qf6 Rag8 28.Bg8 Kg8 29.Qg7) 25.Kg3 Qd6 (better is 25...Qc7 26.Kf2 Qb6 27.Be3 Qd6-/+) 26.Bf4= Qe7 27.Bg5 Qe5 28.Kf2 Qc5 (28...Qa1 29.Bf6 Rg7 30.Ba1 Bg4 31.Qf6 Rag8 32.Bg8 Kg8 33.Qg7) 29.Kf1?? (29.Kg3 Qc7 30.Kf2 Qb6 31.Be3-+) 29...Rg7 30.Rd1 Be6! 31.Be6 Rf8 32.Bf6 Qe7 33.Kg1 Rf6 (33...Rf6 34.Bb3 Qc5 35.Kh1 Qd6-+; worse is 33...Qf6 34.Qf6 Re8 35.Rd7 Reg8 36.Bg8 Kg8 37.Qg7; 33...Qe6?! 34.Bg7 Kg7 35.Qb4 Qe3 36.Kh1=) 0–1. Bereza,Pavel – Paz,Mayan (2275), Internet Section, 2004. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

5.Bd3 d6 6.0-0 Nf6 7.d5 Ne5 (7...ed5 8.ed5 Nd5 9.Bb2-/+) 8.Ne5 de5 9.c4 Bd6 10.Bb2 0-0 11.Nd2 Re8 12.Qc2 b6 13.Rae1 h6 14.Kh1 ed5 15.ed5 Bd7 16.Re2 Qc7 17.Rfe1 Re7 18.f4 Rae8 (18...Bg4!? 19.Re5 Be5 20.fe5 Ree8=) 19.fe5= Be5 20.Nf3 Bd6 21.Bf6 Re2 22.Re2 Re2 23.Qe2 gf6 24.Qe4 f5 25.Qh4 Bf8 26.h3 a5 27.Qf6 Attacking the isolated pawn on f5 27...Bg7 28.Qe7 Bf8 29.Qf6 a4 30.Ne5 Be8 31.Bf5 Bg7+= 32.d6 Qb8 33.Qe7 Be5?? 34.Qe5+- b3 35.ab3 ab3 36.Qe7 b2 37.Bb1 Qc8+/- 38.Qe4 f5 39.Qd5 Kf8 40.Qe5 Bd7 41.Qh8 Kf7+/- 42.Qh7 Kf8 43.Qh6+- Kg8? 44.c5! bc5 45.Qg6 Kf8 46.Qf6 Kg8 47.Qb2 Qa6 48.Ba2 Kh7 49.Qf2 Qd6+= 50.Qh4 Qh6 51.Qc4 Qg7 52.Qd5 Qe7= 53.Qg8 Kh6 54.Qh8 Kg6 ½–½. Guijarro Galan,J (2205) – Clement,A (1980), 34th Open Donostia ESP, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

5.Bd3 Be7 6.0-0 Nf6 7.c4 bc3 8.Nc3 d5 9.e5 Nd7 10.Be3 0-0 11.Nd2 Nde5 12.Bb1 (12.de5!? d4 13.Nc4-/+) 12...Ng6 13.f4 e5! 14.fe5 (14.de5 d4; 14.fe5 Nce5) 14...Nce5! 15.Nf3 (15.de5 Qc7) 15...Nc4-+ 16.Bf2 Bg4 17.Re1 Bb4 18.Qd3 Bf3 (better is 18...Rc8 19.Rc1 Nb2 20.Qe2-+) 19.Qf3 Rc8 20.Nd5?! (20.Bg6 fg6 21.Qd5 Qd5 22.Nd5 Be1 23.Re1-+) 20...Be1 21.Be1 Re8 (21...Nb6 22.Nb6 Qd4 23.Qf2 Qa1 24.Nc8 Qb1 25.Nd6-+) 22.Bf5 Rc6 23.h4 (23.Rb1-+) 23...Nb6 24.Ne3 Qd4 25.Rd1 Qf4 (25...Qe3?! 26.Qe3 Re3 27.Rd8 Nf8 28.Bb4-+; 25...Re3?! 26.Rd4 Rf3 27.Rd8 Nf8 28.Bb4-/+) 26.Qf4 Nf4 27.Ng4 (27.Bf2 Rc3-+) 27...h5 28.Ne5 Rc5 (28...Rc5 29.Bg3 Ne2 30.Kh2 Ng3 31.Kg3 Rce5-+) 0–1. Scheckenbach,Franz (2105) – Hornung,Hans (2170), Landesliga Sued, 1998. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

5.Bd3 Qf6 6.Bb2 Qg6 7.0-0 Qg4 8.h3 Qf4 9.Qd2 Qc7 10.Qe3 Be7? (10...Nf6 11.d5 Na5 12.d6 Bd6 13.e5+=) 11.Nbd2?? (11.d5 Nf6 12.dc6 bc6+-) 11...b6?? (better is 11...Nf6+=) 12.d5+- Ne5?? (12...Nf6 13.dc6 Qc6+-) 13.Be5 Bd6 14.Bg7 Bf4 15.Qe2 f6 16.Bh8 a5 17.Nd4 Bb7 18.de6 Be5 19.Qh5 Ke7 20.Qf7 Kd6 21.Nb5 Kc5 22.Nc7 Bc7 23.Nb3 Kc6 24.Qd7 1–0. cr50 – Tradesmen, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 Nc6)

5.Bd3 Nf6 6.0-0 Be7 7.a3 0-0 8.e5 Nd5 9.ab4 Ncb4 10.Be2 b6 (better is 10...d6+=) 11.c3+/- Nc6 12.Bd3?? (better is 12.c4 Ndb4 13.d5+/-) 12...Bb7 13.Ba3 Ba3 14.Ra3 a5 15.Nbd2 Ba6 16.c4 Ndb4 17.Bb1 d5-/+ 18.h4? h6 19.cd5 Bf1 20.dc6 Bb5 21.Ne4 Bc6 22.g4 Be4 23.Be4 Rc8 24.g5 h5 25.g6 fg6 26.Bg6 Qe7 27.Ng5 Nd5 28.Qh5?? Rc1 29.Kg2 Nf4 30.Kg3 Nh5 31.Bh5 Qa3 32.f3 Qe3 33.Ne6 Rg1 34.Kh3 Rf3 (34...Rf3 35.Bf3 Qf3 36.Kh2 Rh1#; 34...Rh1 35.Kg4 Qg1#) 0–1. Kuzmin,Andrey – Grekhneva,Alena, Irkutsk RUS, 6th Ermolaev Mem, 2012. (=1.e4 c5 2.b4 cb4 3.d4 Nc6 4.Nf3 e6)

5.Bd3 Nf6 6.Nbd2 d6 7.Bb2 Be7 8.Qe2 Qc7 9.h3 e5 10.de5 de5 11.Nc4 Nd7 12.Ne3 Nc5 13.Bb5 Bd7 (13...Ne4? 14.Nd5 Qd6 15.Qe4+-) 14.Nd5 Qa5 15.0-0 f6 16.Rfd1 a6 17.a3 ba3 (17...ab5? 18.ab4 Qa1 19.Ba1+-) 18.Ra3 Qd8 19.Bc4 Rc8 20.Nh4 Kf8 21.Rg3 Qe8 22.Nf5 Bf5 23.ef5 b5 24.Ba2 g5 25.f4 Na4 26.Ba3 Ba3 27.Ra3?? (27.Nf6 Bc5 28.Kf1+-) 27...Nd4 (27...gf4 28.Nf6 Qe7 29.Nd7 Ke8 30.Qh5 Kd8 31.Ne5 Kc7 32.Rd7 Qd7 33.Nd7 Kd7 34.Be6 Kd6 35.Rd3 Kc7 36.Bc8 Rc8 37.Qh7 Kb6 38.f6+-; 27...ef4 28.Qe8 Re8 29.Nf6=) 28.Rd4 (28.Qd2 Rc2 29.Qb4 Nc5 30.fe5 (30.Nf6? Qc6 31.Nd5 gf4-+) 30...fe5 31.Ne3+-) 28...ed4-+ 29.Qd2 Nc3 (29...Qe4 30.Qb4 Nc5 31.Ra6+=) 30.Rc3? Rc3?? 31.Qd4= Rc6?? 32.Nf6+- Qe1 33.Kh2 gf4 34.Ne4 Ke7 35.Qe5 Kd8 36.Qh8 Ke7 37.Qe5 Kd8 38.f6 (38.f6 Qb4 39.Qb8 Kd7 40.f7+-) 1–0. Sobolevsky,Leonid (2305) – Kernazhitsky,Leonid (2355), Kiev–ch, 1998. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

5.Bd3 g6 6.0-0 Bg7 7.Be3 Nf6 8.Nbd2 0-0 9.Nc4 d5 10.Nce5?? (10.Ncd2 de4 11.Ne4 Nd5-/+) 10...Ne5 (better is 10...de4 11.a3 ed3 12.Qd3 Ne5 13.Ne5 ba3 14.Ra3 b6-+) 11.Ne5 Ne4 12.Be4 de4 13.Qe2 Be5 (better is 13...f6!? 14.Nc4 b5-+) 14.de5-/+ Qh4 15.h3 Qh5 (15...Rd8 16.Rfd1+=) 16.Qb5 (better is 16.Qh5!? gh5 17.Bc5=) 16...b6-/+ 17.f4 f6 (better is 17...ef3!? 18.Rf3 Bb7-+) 18.Qb4+= fe5 19.fe5 Rf1 20.Rf1 Bb7?? (better is 20...Ba6 21.Qe4 Rd8+=) 21.Qe7+- Ba6 22.Rf7 Qd1?? 23.Kh2+- Qd8 24.Rg7 Kh8 25.Qc7 (25.Qc7 Qc7 26.Rc7+=; 25.Rh7 Kg8 26.Qg7) 1–0. Chinchwadkar,Ojas – Esfahani,Joedat, California State–ch, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nc6)

5.d5 Nb8 6.Bb2 ed5 7.ed5 Nf6 8.Be2 d6 (8...Bc5 9.0-0=+) 9.0-0= Be7 10.a3 ba3 11.Na3 0-0 12.Re1 Nbd7 13.Nc4 Nc5 14.Qd4 Bg4 (14...Re8 15.Bd3=+) 15.h3 (15.Qf4 Bh5=) 15...Bh5 16.Ra3 Bg6 17.Re3 (17.Ne3 Nh5=+) 17...Re8 18.Bf1 (18.Na3 a6=+) 18...Qd7 (18...Bc2 19.Na3 Ba4 20.Bc4-/+) 19.g4 (19.Na3 a6=+) 19...Bf8 (19...Bc2?! 20.g5=) 20.Bg2 (20.Qd1 Re3 21.Ne3 Be7=+) 20...b5 (20...Bc2 21.g5 Nh5 22.Qg4 Re3 23.Ne3-+) 21.Na5 (21.g5 Re3 (worse 21...bc4 22.gf6 Re3 23.Re3+=) 22.Re3 Ne8-/+ (worse 22...bc4 23.gf6 Rb8 24.fg7+=)) 21...Bc2-+ 22.Nc6 (22.g5 Nh5-+) 22...Bg6 (22...Re3 23.Re3 Be4 24.Ng5 Bg2 25.Kg2-+) 23.Ng5 (23.Nh4 Re3 24.Re3 a5-/+) 23...Nd3! 24.Re8 (24.Rd3 Re1 Pinning (24...Re1 Deflection)) 24...Ne8 25.Re2 Nb2 26.Rb2 a6 27.f4 f6 (27...Be7 28.Re2 Bd8 29.Qe3 Bg5 30.fg5-/+) 28.Ne6 Bf7 (28...f5!?-+) 29.f5 Nc7 (29...Qb7 30.Ra2-/+) 30.h4 (30.Qb6 Rc8= (worse 30...Ne6 31.fe6 Be6 32.de6 Qe6 33.Ne7 Qe7 34.Ba8+-)) 30...a5 (30...Ne8 31.Qb6-/+) 31.g5 (better 31.Qb6!? Rc8 32.Qa5=) 31...fg5-/+ (31...Ne6? 32.de6 Qc7 33.ef7 Kh8 34.gf6 Qf7 35.Rb5+-; 31...Be6 32.de6 Qe8 33.e7+/-) 32.hg5 a4 (32...Ne6? 33.de6 Qc7 34.ef7 Kh8 35.g6+-; 32...Be6 33.de6 Qe8 34.e7 Be7 35.Re2 Bg5 36.Re8 Ne8 37.Ne7 Kf8 38.Ba8 Be7 39.Qb6+-) 33.Be4 a3 (33...Be6 34.fe6 Ne6 35.de6+-; 33...Ne6 34.de6 Qc7 35.ef7 Kh8 36.Rh2+- (36.Rb5?! d5 37.Bd5 Qg3 38.Kf1 Qg5+-)) 34.Ra2 Ra4 (34...Be6 35.fe6 Ne6 36.de6+-; 34...Ne6? 35.de6 Qc7 36.ef7 Kh8 37.Bd5+-) 35.Qd3 b4 (35...Qe8!? 36.Ra3 Ra3 (worse 36...Ne6 37.fe6 Ra3 38.Qa3+=; 36...Be6?! 37.fe6 Qh5 38.Ra4 ba4 39.Qe3=) 37.Qa3 Be6 38.fe6 Qh5=) 36.Qb3= Ra8 37.Qb4 g6 (37...Ne6!? 38.fe6 Be6 39.de6 Qe6=) 38.Ra3+/- Ra3 39.Qa3 gf5 (better 39...Qe8 40.Bf3 Qc8+-) 40.Bf5?? (better 40.Nf8 Qe8 41.Nh7 Nd5 42.Bd5 Qe1 43.Kh2 Bd5 44.Nf6 Kg7 45.Qa7 (45.Nd5?! Qe2 46.Kg3 Qe1 47.Kg2 Qe2 48.Kh3 Qg4 49.Kh2 Qe2 50.Kg1 Qe1 51.Kg2 Qe2 52.Kh1 Qe4 53.Kg1 Qe1 54.Kg2=) 45...Bf7 46.Nh5 Kg6 47.Nf4 Kg5 48.Qd4+- (48.Qf7?! Kf4 49.Qc4 Qe4=)) 40...Nd5?? (better 40...Be6 41.Be6 Ne6-+) 41.Bh7!+- Kh8 (41...Kh7 42.Nf8 Double attack (42.Nf8 Deflection; 42.Nf8 Overloading)) 42.Qh3 (42.Qb2 Kh7 43.Nf8 Kg8 44.Nd7 Kh7 45.Qc2 Kg8 46.Qf5 Kg7 47.Nd8 Be6 48.Ne6 Kh8 49.Qf8 Kh7 50.Qg7) 42...Be6?? (better 42...Nf4! 43.Qc3 Kh7 44.Nf8 Kg8 45.Nd7 Ne2 46.Kf2 Nc3 47.Nf6 Kg7+=) 43.Bf5+- Kg8 44.Be6 Qe6 45.Qe6 (45.Qe6 Kg7 46.Nd8 Kh8 47.Qe8 Nf4 48.Qf8 Kh7 49.Qf7 Kh8 50.Ne6 Ne6 51.g6 d5 52.Qh7) 1-0. Bordi,K (2285) - Filgueiras,Nathan Felipe (2310), Titled Tuesday, 2021. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

5.a3 ba3

6.Ba3 Ba3 7.Na3 d5 8.Bb5 (8.e5 Qa5 9.Qd2 Qd2 10.Kd2 Nh6=) 8...Bd7 (8...de4!? 9.Bc6 bc6-/+) 9.ed5=+ ed5 10.0-0 Nge7 11.Bc6 Bc6 12.Re1 0-0 13.Ne5 a6 14.c4 dc4 15.Nac4 Qd5 (15...b5 16.Ne3-/+) 16.Ne3 Qd8 17.Qg4 (17.N3c4 b5 18.Ne3 Be4-/+) 17...Ng6 (17...Re8 18.Rac1=+) 18.Rad1 (18.Nc6 bc6 19.Nf5 Qf6=) 18...Qc8 (18...Ba4 19.Rb1 Ne5 20.de5=+) 19.Qg3 (19.Nf5 Qd8+=) 19...b5 (19...Ne5 20.de5 a5 21.Rd4=+) 20.Rc1 (better 20.Ng6 fg6 21.Rc1=) 20...Qb7?? (better 20...Ne5 21.de5 Ra7=+) 21.Nc6+- b4 (21...Rfe8 22.d5 Qd7 23.Red1+-) 22.d5 b3 (22...a5 23.Nf5 Kh8 24.h4+-) 23.Na5 (better 23.Nf5 Kh8 24.Nd6 Qd7+-) 23...Qb5 24.Nac4 a5 25.d6 (25.Nd6!? Qb4 26.Nef5 a4+-) 25...a4 26.Ra1 (better 26.f4!? f5 27.h4+-) 26...b2+/- 27.Rab1 a3 28.Na3 (better 28.Red1!?+/-) 28...Ra3= 29.Qg4 Ra4 (29...Rb8 30.Nd1 Ne5 31.Qd4+=) 30.Qh3 (better 30.Rb2! Qa5 31.Qd1+/-) 30...Nf4= 31.Qf3 Nd3 32.Red1 Ne5 (32...Nf4 33.Nc2=) 33.Qg3 (33.Qf5 f6+/-) 33...Nd7 (33...Ra3 34.Qf4 Rd3 35.Rd3 Nd3 36.Qd4=) 34.Rd5 (34.Nd5 Rc4+=) 34...Qb7 (34...Qb3 35.Rdd1=) 35.Nf5+= g6 36.Ne7 Kh8 (36...Kg7 37.Rdd1 Rb8 38.Qc3 f6 39.Nd5=) 37.Qc3 f6 38.Rd3 (38.Rdd1!? Rb8 39.Qh3+=) 38...Ra1= 39.Rdd1 Rb1 40.Rb1 Rb8 41.h3 Ne5 42.f4 (42.Qc7 Nd7 43.Nc6 Qc7 44.dc7 Rc8 45.Rb2 Rc7=) 42...Nd7 43.Kh1 Kg7 44.Qc4 (better 44.f5=+) 44...Qe4?? (better 44...Qb3 45.Qe2 Qc3-/+) 45.Qe4+- Nc5 46.Qe2 (46.Qc6 Ne6 47.Qd7 Kh8 48.Qe6 Kg7 49.Nd5 Kh8 50.Qf6 Kg8 51.Ne7) 46...Na4 47.f5 Nc3 48.Qc2 (48.Rb2 Rd8 49.Qe6 Ne4 50.Qe4 gf5 51.Nf5 Kf7 52.Rb7 Kg8 53.Nh6 Kf8 54.Qe7) 48...Nb1 49.Qb1 gf5 (49...g5+-) 50.Nf5 Kf7 51.Qa2 (better 51.Nd4 Kg8+-) 51...Kg6?? (better 51...Kf8 52.Qe6 b1Q 53.Kh2 Qb7 54.Qf6 Ke8 55.Qh8 Kf7 56.Qh7 Ke6 57.Qb7 Rb7+-) 52.Qb1 Kf7 53.Ne3 (better 53.Nd4 Kg8+-) 53...Ke6 (53...Kg8 54.Nd1 Kg7 55.Nb2+-) 54.Nc4 (better 54.Qf5 Kd6 55.Qf4 Kc5 56.Qb8 Kd4 57.Qb6 Kc3 58.Nd1 Kc2 59.Nb2 f5+-) 54...Kd5 (54...f5 55.Qe1 Kd5 56.Qa5 Kc4 57.Qc7 Kd5 58.Qb8+-) 55.Nb2 Kd6 56.Qd3 (56.Nc4!? Kc7 57.Qh7 Kc6 58.Na5 Kb6 59.Qb1 Kc7 60.Qc2 Kb6 61.Qb3 Kc7 62.Qg3 Kc8 63.Qc3 Kd7 64.Qc6 Kd8 65.Qf6 Kd7 66.Qf7 Kc8 67.Qe8 Kc7 68.Qe5 Kb6 69.Nc4 Kb7+-) 56...Ke7 57.Nc4 Rc8 (57...Rd8 58.Qh7 Ke6 59.Qc7 Rd1 60.Kh2+-) 58.Qe4 (better 58.Qd6 Ke8 59.Qe6 Kd8 60.Qf6 Ke8 61.Qh8 Kd7 62.Nb6 Kc7 63.Nc8+-) 58...Kf7 59.Nd6 Kg7 60.Nc8 (60.Qg4 Kf8 61.Qd7 Kg8 62.Qc8 Kg7 63.Qd7 Kh6 64.Qg4 f5 65.Nf5) 60...Kh6 (60...Kf7 61.Nd6 Kg7 62.Qg4 Kf8 63.Qd7 Kg8 64.Qe8 Kg7 65.Nf5) 61.Ne7 (61.Nd6 Kg7 62.Qg4 Kf8 63.Qd7 Kg8 64.Qe8 Kg7 65.Nf5) 61...f5 (61...Kg7 62.Qe6 f5 63.Nf5 Kf8 64.Qf6 Ke8 65.Qe7) 62.Qf5 (62.Qe6 Kg5 63.Qf5 Kh6 64.Qf6 Kh5 65.g4) 62...Kg7 63.g4 Kh8 (63...h6 64.Qg6 Kf8 65.Nf5 h5 66.Qf6 Kg8 67.Qg7) 64.Qf6 1-0. Guo,Hazel - Su,Ethan (1755), PNWCC Online Blitz JP II, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

6.Na3 Bb4 7.Bd2 Bd2 8.Qd2 Nf6 9.Bd3 d6 10.0-0 0-0 11.Rfd1 b6 12.e5 de5 13.de5 Nd5 14.Be4 f5 15.Bd5 Qd5 16.Qd5 ed5 17.Rd5 Rd8 18.Rd8 Nd8 19.Nc4 Bb7 20.Nd4 Bd5 21.Nd6 f4 22.N4b5 Ne6 23.Ra7 Ra7 24.Na7 Nd4 25.c4 Be6 26.Kf1 Nb3 27.Nac8 (27.Ke2 Kf8+-) 27...Nc5 (27...Bc8!? 28.Nc8 Nd2 29.Ke2 Nc4+=) 28.Ke2 Nd7 29.Ne7 Kf8 30.Nc6 g5 31.Kf3 h6 32.h4! Kg7 (32...gh4 33.g3 (33.Kf4) 33.hg5 hg5 34.g3 fg3 35.Kg3 Kg6 1–0. Landsrath,Mario (1745) – Schaefer,Friedhelm, Koblenz–ch, 1998. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nc6)

6.c3 d6 7.Na3 Bd7 8.Bd3 f5 9.g4?? (9.ef5 ef5 10.0-0 Nf6+=) 9...g6 (better is 9...fg4!? 10.Nd2 Nf6-/+) 10.gf5 ef5 11.Qe2 Be6?? (better is 11...Be7=) 12.Ng5 (better is 12.ef5 Qe7 13.Qe6+-) 12...Qe7 13.Nb5 (13.Nb5 Bb3 14.Ra3+/-) 1–0. Keres,Paul – Remgelter, corr, 1935. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

6.Bd3 a2 7.Ra2 (7.Nc3 Qb6=+) 7...Nb4 8.Rb2 (8.Ra1 d5=+) 8...Nd3 9.Qd3 Be7 (9...d5 10.ed5 Qd5 11.Nc3=) 10.Nc3 (10.0-0 d5=+) 10...Nf6 (10...d6 11.0-0=+) 11.Bg5 (11.e5 Ng8=) 11...d5 (11...d6 12.Qb5 Nd7 13.Be7 Qe7 14.Qa5=+) 12.Bf6= Bf6 13.ed5 ed5 (13...b6 14.de6 Be6 15.Qb5 Qd7 16.Ne4=) 14.Qb5 Bd7 15.Qb7 0-0 16.0-0 Be6 17.Ra1 a5 (17...Rc8!? 18.Qb3 a5=) 18.Rb5+= Increasing the pressure on the isolated pawn on d5 18...Bg4 19.Rd5 (19.Nd5 Bf3 20.Nf6 Qf6 21.Qf3 Qd4=) 19...Bf3 (19...Qc8 20.Qc8 A) 20...Bc8? 21.Rda5 (21.Raa5?! Bb7 22.Rdb5 Bf3 23.gf3 Bd4+-) 21...Ra5 22.Ra5+-; B) 20...Rfc8=) 20.gf3+= Qc8 21.Qc8 Rfc8 22.Rda5 Ra5 23.Ra5 Bd4 24.Nd5 f6?? (better 24...Kf8+=) 25.Ne7+- (25.Ne7 Kf7 26.Nc8+-) 1–0. Koch,Christian (2335) – Guralivu,Paul_Iosif, FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 e6)

6.d5 ed5 7.ed5 Nce7 8.d6 Nc6 9.Qe2 Nge7 10.Na3 (10.de7?! Be7 11.Ba3 d6+-) 10...Qa5 11.Bd2 Qd5? (11...Qf5+-) 12.Nb5 (12.de7?! Be7 13.Nb5 Kd8+-) 12...Nd4 (12...Kd8 13.Be3 Rb8 14.Ra7 b6+-) 13.Nfd4 (13.Nfd4 Kd8 14.Bb4+-) 1–0. Speedy – wernt, internet, 2017.

5.Bd3 d5

6.a3 de4 7.Be4 ba3 8.Ba3 Ba3 9.Na3 Nf6 10.Bd3 (10.Bc6 bc6 11.0-0 0-0=+) 10...Qa5 (worse 10...Nd4 11.Nd4 e5 12.Nb3+/-) 11.Ke2 (11.Qd2 Qd2 12.Kd2 Ke7=+) 11...0-0 12.Re1 Qd8 13.Kf1 Nd4?? (better 13...b6-/+) 14.Nd4+- h6 15.c3 (15.Kg1 b6+-) 15...Nd5 (15...Qc7 16.Kg1+/-) 16.Bc2 (better 16.Nab5+-) 16...Nc3?? (16...Qc7 17.c4 Nb4+-) 17.Bh7 (better 17.Qd3 g6 18.Qc3+-) 17...Kh7+= 18.Qd3 Kg8 19.Qc3 Qh4 20.Qg3?? (better 20.Nf3 Qf6 21.Ne5+/-) 20...Qd4-+ 21.Rad1 Qf6 22.Qe3 b6 23.Kg1 Ba6 24.Qe4 Rad8 25.Nc4 (25.Qa4 Rd1 26.Rd1 Be2-+) 25...Rd1 26.Rd1 Bc4 (26...Rd8 27.Rb1-+) 27.Qc4 Rd8 28.Qe2 (28.Rc1 Qd4 29.Qf1 a5-+) 28...Rd1 29.Qd1 Qc3 (29...b5 30.Kf1-+) 30.Qd8 Kh7 31.h3 (31.g3 Qc1 32.Kg2 Qc6 33.f3 a5-+) 31...Qc1 (better 31...Qe1!? 32.Kh2 Qf2 33.Qd3 Qf5 34.Qa6 Qf4 35.Kg1 Qc1 36.Kh2 Qc7 37.g3-+) 32.Kh2 Qf4 33.Kg1 Qc1 34.Kh2 Qc5 35.Qd3 Qf5 36.Qd8 (36.Qd4 e5 37.Qb2 e4-+) 36...a5 (better 36...Qf2 37.Qd3 Qf5 38.Qa6 Qe5 39.g3-+) 37.Qd7 (37.Qb6 Qf4 38.g3-+) 37…Qf4 (37...Qf4 38.Kg1 a4-+) 0-1. yaamiralmomnin (2380) - onubense (2435), Rated Bullet game, lichess.org, 2015. (=1.e4 B40: Sicilian: 2...e6, Unusual lines 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

6.Nbd2 Be7 7.e5 Nh6 8.Nb3 Nf5 9.g4 Nh4 10.Nh4 Bh4 11.0-0 f6 12.f4 0-0 13.Be3 fe5 (13...Bd7!?-/+) 14.fe5+= Be7 15.Rf8 Bf8 16.Qf3 Bd7 17.Rf1 Be7 (better is 17...Qe8!?=) 18.Qh3+/- (18.Qh3 g6 19.Rf7+/-) 1–0. Hansson,Dan (2290) – Niklasson,Christer (2380), SWE–ch Motala, 1976. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

6.ed5 ed5 7.0-0 Be7 8.a3 Nf6 9.ab4 Nb4 10.Bb5 Bd7 11.Bd7 Nd7 12.Bf4 Nf6 13.c3 Nc6 14.Qb3 0-0 15.Qb7 Qc8 16.Qb5 Ne4 0–1. winugly123 – golly1, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.Nf3 Nc6 4.d4 e6)

6.ed5 Qd5 7.0-0 Nf6 (7...Nd4? 8.Nd4 Nf6 9.Re1+-) 8.c4 bc3 9.Nc3 Qa5 10.Bd2 Qd8 11.Bb5 Bd7 12.Bg5 Be7 13.d5 Nd5 14.Nd5 ed5 (worse is 14...Bg5 15.Ng5 Qg5 16.Nc7 Ke7 17.Na8 Qb5 18.Rb1=) 15.Qd5 0-0 16.Be7 Qe7 17.Rfe1 Be6 18.Qh5 Qf6 19.Bd3 g6 20.Qh6 Qg7 21.Qh4 Rad8 22.Be4 Bd5 23.Bd5 Rd5 24.Ng5 h6 25.Ne4 Rd4 26.Nf6? (better is 26.Rad1 f5 27.Rd4 Qd4 28.Qh6 fe4 29.Qg6 Qg7 30.Qe4-/+) 26...Kh8-+ 27.Ne4 f5 0–1. Tymms,JDM – Grobler,David J (2245), BCCA/TT/PG/2011 (ENG), 2011. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

5.d5 ed5

6.ed5 Na5 7.Bb2 Nf6 (better 7...Qe7!? 8.Be2 Nc4=) 8.d6+/- Qb6?? (better 8...Ne4 9.Qe2 f5+/-) 9.Qe2+- Kd8 10.Ne5 Bd6 11.Nf7 Kc7 12.Nh8 Qc6 13.Nf7 Bc5 14.Ne5 Qe6 15.Nd3 Qe2 16.Be2 Bd6 17.0-0 b6 18.Nd2 Bb7 19.Bf3 Bf3 20.Nf3 (worse 20.gf3 Nc6+-) 20...Nc4 21.Bf6 gf6 22.Rfe1 a5 23.Nd4 (23.Re4 b5+-) 23...Kb7 (23...Be5 24.Re4 Nd6 25.Rh4+-) 24.Nb5 (24.Rad1 Be5 25.Nf5 Kc6+-) 24...Bb8 (24...Be5 25.Rab1 Kc6 26.f4+- (26.Ne5?! fe5 27.a4 ba3+-)) 25.Re2 (25.Re7 Ka6 26.Nd4 Be5 27.Rd7 Bd4 28.Rd4 Rc8+-) 25...a4 (25...Be5 26.Rb1 Kc6 27.f4 (27.Ne5?! fe5 28.a4 ba3+-) 27...Kb5 28.fe5 (worse 28.Re5 fe5 29.fe5 Rf8=+; 28.Ne5?! fe5 29.fe5 Re8+/-) 28...fe5 29.Ne5+-) 26.Rae1 (26.Rb1 b3 27.cb3 ab3 28.Rb3 Ra5+-) 26...b3 (26...Ka6 27.Rb1 b3 28.cb3 Kb5 29.bc4 Kc4 30.Nb2 Kb5 31.Rc2+-) 27.cb3 ab3 28.ab3 Na3 (28...Ne5 29.Rd2+-) 29.Na3 (29.Nd4!? Ra5+-) 29...Ra3 30.Rb2 Bd6 31.Rbb1 Kc6 32.Red1 Kb7 (32...Kc7 33.Rbc1 Kd8 34.b4+-) 33.Ne1 Bc5 34.Nc2 (better 34.b4!? Bf8 35.Rd7 Kc6 36.Rh7 Bd6+-) 34...Ra2 35.Ne3 (35.Rbc1 Kc8 36.b4 Bf8 37.Ne3 Kd8+-) 35...f5 (35...Kc8 36.b4 Be3 37.fe3+-) 36.Rd7 Kc6 37.Rdd1 (better 37.Rh7!? f4 38.Ng4 Rd2+-) 37...f4 38.Ng4 h5 39.Rdc1 (better 39.Ne5 Kc7 40.Rd7 Kc8+-) 39...hg4 40.b4 g3 41.bc5 gf2 42.Kf1 bc5 43.Rc3 f3 44.gf3 Ra1 (44...Rd2 45.Rbc1+-) 45.Rbc1 (better 45.Ra1 Kd5 46.Rd1 Kc6+-) 45...Ra5 46.Kf2 Kd5 47.Kg3 Kd4 48.Rc4 Kd5 49.Rc5! Rc5 50.Rc5 Kc5 51.Kf4 Kd6 52.Kg5 Ke7 53.f4 Kf8 Plans f5 54.Kf5 Kg8 55.Ke5 Kf8 56.Ke6 Kg8 57.f5 Kf8 (57...Kg7 58.f6 Kh6 59.f7 Kg5 60.f8Q Kg6 61.Qg8 Kh5 62.Kf5 Kh6 63.Qg6) 58.Kf6 (58.f6 Kg8 59.f7 Kf8 60.h3 Kg7 61.Ke7 Kh6 62.f8Q Kg6 63.Qc8 Kg5 64.Qg4 Kh6 65.Kf6 Kh7 66.Qg7) 58...Ke8+- 59.Kg7 Ke7 60.f6 Kd6 61.f7 Ke5 62.f8Q Ke4 63.Qf6 Ke3 64.Qe7 Kd3 65.Qd7 Ke3 66.Qc7 Kf3 67.Qd7 Kf4?? (67...Ke3 68.h4 Ke4 69.h5 Kf3 70.h6 Kf2 71.Qd3 Kg1 72.h7 Kf2 73.h8Q Kg2 74.Qhh3 Kf2 75.Qhg3) 68.Qe7 (68.Qe7 Kf3 69.h4 Kf2 70.h5 Kg2 71.Qe3 Kh2 72.h6 Kg2 73.h7 Kf1 74.h8Q Kg2 75.Qhh3; 68.Qd3 Ke5 69.Kf7 Kf4 70.Kf6 Kg4 71.Qg3 Kh5 72.Qg5) 1-0. pawel94 (2595) - alifie (2530), Rated Bullet game, lichess.org, 2020. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

6.ed5 Qe7 7.Be2 Na5 8.0-0 Qc5 9.a3 ba3 10.Re1 Nf6 (10...a2 11.Ra2 Be7 12.Ba3+-) 11.Ng5 Qd5?? (11...Be7 12.Ba3 Qb6+-) 12.Bf3 (12.Bf3 Qe6 13.Ba3 Ba3 14.Na3+-) 1–0. Tanti,Joseph – Neil,Charlie, OP–2012–0-02117, 2012. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

6.ed5 Qe7 7.Be3 Ne5 8.Nbd2 Nf6-/+ 9.Be2? (9.Nc4 Nf3 10.Qf3 b5-/+) 9...d6 (better 9...Nd5!? 10.Nf1 Nc3-+) 10.0-0 (10.Bg5 h6 11.Bf6 Qf6=+) 10...g6 (better 10...Nd5!? 11.Bb5 Kd8-/+) 11.Ne5 (11.Nc4 Ne4=) 11...de5=+ 12.Nc4 White intends d6 (better 12.Bg5 Bg7 13.Ne4=) 12...Qc7 (better 12...b5 13.Na5 a6=+) 13.d6+/- Qd8 14.Ne5 (14.Qd2 Bg4+/-) 14...Bg7 (14...Bd6 15.Bb5 Ke7 16.Re1+=) 15.Bc4 (15.Rb1!?+/-) 15...0-0+= 16.Bg5 h6 (16...Bf5 17.Qd4 h6 18.Bf4=) 17.Bh4 (17.Bf6 Qf6 18.d7 Qe5+/-) 17...g5 (17...Bf5 18.Re1 Qa5 19.Qf3=) 18.Bg3 Bd7 19.Re1 Rc8 20.Bb3 (worse 20.Nd7 Nd7 21.Qd3 Ba1 22.Ra1 Qf6-/+) 20...a5 (20...Be6 21.Ng6! Re8 22.Ne7 Re7 23.de7 Qe7 24.Rb1+/-) 21.Ng6 (21.Nf7 Rf7 22.Re7 Be8+/-) 21...a4 22.Ne7 Kh8 23.Bd5 (23.Be5 ab3 24.Qd4+/- (24.Nc8?! bc2 25.Qc2 Bc8=)) 23...Nd5= 24.Qd5 (worse 24.Nc8 A) worse 24...Qc8 25.Qd5 Ba1 26.Ra1+=; B) worse 24...Ba1 B1) worse 25.Qd5 Bc3 (25...Qc8?! 26.Ra1 Kg8 27.Qd2=) 26.Ne7 Be1 27.Qe5 Kh7 28.Qe1 Qa5-/+; B2) 25.Qa1 Kh7 26.Ne7+/-; C) 24...Nc3 25.Qh5 Qc8-+) 24...Rc2 25.Be5 f6?? (better 25...Qb6 26.Ng6 Kg8+=) 26.Ng6+- Kh7 27.Nf8 Qf8 28.Qd3 Kh8 29.Qc2 fe5 30.Rad1 (30.Qc7 Qc8+-) 30...Qd8 (30...b5 31.Qc7 Qe8 32.Rb1+-) 31.Qc7 Qe8 32.h3 (32.Qb7!? b3 33.ab3 ab3+-) 32...b3 (32...b5 33.Re4+-) 33.ab3 ab3 (33...g4 34.hg4 ab3 35.Qb7+-) 34.Rb1 (34.Qb7 b2+-) 34...Qe6 (34...Bc6 35.Rb3 Qg8 36.d7+-) 35.Rb3!! Qb3 36.Qd7 Qc3 37.Rd1 Qc2 38.Qg4 (38.Ra1 Kh7 39.Qc7 Qc6+-) 38...e4 (38...Bf6+-) 39.d7 (39.d7 Qd1 40.Qd1+-) 1-0. Keru (2310) - Shachspielkunst (2185), Rated Blitz game, lichess.org, 2015. (=1.e4 B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6 1...c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

6.ed5 Nce7?? 7.d6 Nc6 8.Qe2 Be7 9.Bb2 Nf6 10.Bf6 gf6 11.Nbd2 0-0 12.de7 Ne7 13.Qe3 (13.Qe4 Re8 14.Kd1 Qb6+-) 13...Ng6 (13...Nd5 14.Qd4 Re8 15.Kd1 Nc3 16.Kc1+-) 14.Be2 Re8 15.Qd3?? (15.Qd4 d5 16.Qb4 a5+-) 15...Qe7?? (15...Nf4 16.Qc4 Ne2 17.Kf1-/+) 16.0-0?? (better 16.Nd4+-) 16...Qe2?? (better 16...Nf4 17.Qc4 Ne2 18.Kh1 d5 19.Qd5 Be6=+) 17.Rae1 Nf4 18.Re2 Ne2 19.Kh1 Nf4 (19...Re6 20.Ne4+-) 20.Qf5 Ng6 21.Qf6 (21.Ne4 Kf8 22.Nf6 Re7+-) 21...d6 (21...d5 22.Ng5 Re7 23.f4+-) 22.Ng5 Be6 23.f4 (23.Nde4 Re7 24.Nd6 Rf8+-) 23...Ba2 (23...Bd5 24.Qd4 Bc6 25.Nge4+-) 24.f5 Ne5 (24...Bd5 25.fg6 hg6 26.Nf7 Bf7 27.Qf7 Kh8+-) 25.Qh6 f6 26.Nb3 (better 26.Qh7!? Kf8 27.Ne6 Be6 28.fe6 Re6+-) 26...fg5 (26...Re7 27.Qf6 Rg7 28.Qd6 Rg5 29.Qe5 Rg7+-) 27.f6 (27.Qg5?! Kh8 28.Qf6 Kg8 29.Qd6 Rac8 30.Qb4 Rc2+-) 27...Kf7 (27...Re7 28.fe7 Ng6+-) 28.Qg7 (28.Nd4 Re6 29.Qg7 Ke8 30.f7 Nf7 31.Qf7 Kd8 32.Qb7 Ke8 33.Qa8 Kd7 34.Qb7 Kd8 35.Rf8 Re8 36.Nc6) 28...Ke6 29.f7 (better 29.Nd4!? Kd5 30.Rd1+-) 29...Rf8+/- 30.Qf6 Kd5?? (30...Kd7 31.Qf5 Kc6 32.Qe4 Kc7 33.Qb4 Bb3 (33...Rf7?? 34.Rf7 Nf7 35.Qc4 Kb6 36.Qf7+-) 34.cb3 Rad8= (34...Rf7? 35.Rf7 Nf7 36.Qc4 Kb6 37.Qf7+-)) 31.Rd1 Kc4 (31...Ke4 32.Rd4 Ke3 33.Qg5 Kf2 34.Qd2 Kf1 35.Rf4 Nf3 36.Rf3) 32.Qd6 Nc6 (32...Rac8 33.Qd5 Kc3 34.Qd4 Kc2 35.Na1) 33.Qd5 (33.Qc5) 33...Kc3 34.Qc5 (34.Qd2 Kb2 35.Qc1 Kc3 36.Rd3 Kc4 37.Qg5 Ne5 38.Qe5 Bb3 39.Qd5) 34...Kb2+- 35.Nd4 (better 35.Na5 Na5 36.Qb4 Nb3 37.cb3+-) 35...Rad8+/- 36.c3 b3?? (36...Bf7 37.Rd2 Ka3 A) 38.Nc6 Rd2 39.h4 Bd5 (39...bc6?! 40.Qf8 Bd5 41.Qb4 Ka2 42.c4 Bg2 43.Kg1+=) 40.Qf8 Bc6 (40...bc6?! 41.Qb4 Ka2 42.c4 Bg2 43.Kg1+=) 41.cb4 Ka4-+; B) 38.cb4 Nd4 39.b5 Ka4 40.Rd4 Rd4 41.Qd4 Kb5 42.Qd7 Ka5 43.Qf5 b5 44.Kg1+/-) 37.Qb5 (better 37.Rd2 Kc1 38.Re2 Nd4 39.cd4 Kd1 40.Qb5 Rd6 41.Qd3 Kc1 42.Qe3 Kd1 43.Qd2) 37...Nd4+/- 38.Qe2?? (better 38.cd4 Bb1 39.Rf1+-) 38...Ne2-+ 39.Re1 Nc3 40.Re2 Ne2 41.h3 g4 (41...Rd1 42.Kh2 Rf7 43.h4 Rd4 44.g3 Rf2 45.Kh3 g4) 42.Kh2 (42.hg4 Rd1 43.Kh2 Rf7 44.g5 Rf5 45.g3 Rf2 46.Kh3 Rd4 47.g4 Rd3 48.Kh4 Rh2) 42...g3 43.Kh1 Rd1 0-1. insight64 (2475) - alifie (2485), Rated Bullet game, lichess.org, 2020. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

6.ed5 Nce7?? 7.d6+- Nc6 8.Qe2 Be7 9.de7 Nge7 10.Bb2 0-0 11.Nbd2 Re8 12.0-0-0 Nd5 13.Qd3 Qa5?? (13...Nf6!?+/-) 14.Qb5 (14.Ng5 f5 15.Nb3 Nf4 16.Qc4 d5 17.Qf4 Qb6 18.Rd5 Re1 19.Rd1 Rd1 20.Kd1 Kf8 21.Nh7 Ke8+-) 14...Qa2?? (better is 14...Qb5 15.Bb5 Nde7+-) 15.Bc4 a6 (15...Qa5 16.Qa5 Na5 17.Bd5 Nc6+-) 16.Qd5 (16.Bd5?! ab5 17.Ba2 Ra2+-) 16...Qa4 (16...Qb2 17.Kb2 Nd8+-) 17.Qf7 (17.Qf7 Kh8 18.Qe8) 1–0. Salazar_Moran,Alejandro (1635) – Checa,Nicolas, 15. LSS No Engine Cup Preliminary, 2010. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nc6)

6.ed5 Qf6 7.c3 bc3 8.dc6 c2 (8...bc6? 9.Qc2+/-) 9.Qe2 (9.Qc2 Bb4 10.Nfd2 Qa1 11.Qe4 Be7 12.cb7 Bb7 13.Qb7 Qe5 14.Qe4 Qe4 15.Ne4 Nf6 16.Nf6 Bf6+=) 9...Be7 10.Qc2 (10.cd7 Bd7 11.Ne5 Rc8=) 10...Qa1 11.Bc4 (11.Bb2!? Qa2 12.Bc4 Qa5 13.Bc3=) 11...Qf6 (11...dc6 12.0-0 Qf6 13.Bb2-/+) 12.cd7 (12.c7 Qg6 13.Qb3 Nh6+=) 12...Bd7-/+ 13.0-0 Qg6 (13...Qf5 14.Qb3 Rc8 15.Nc3+=) 14.Qb3+= Nf6 (better is 14...Bc6!?+=) 15.Ne5+/- Qe4 (15...Qf5 16.Bf7 Kd8 17.Nd7 Qd7+-) 16.Bf7 Kf8?? (better is 16...Kd8 17.Nd7 Nd7+/- (17...Kd7 18.Nc3 Qb4 19.Qe6 Kc7 20.Ba3 Qc3 21.Qe7 Nd7 22.Rc1+-)) 17.Bg6! (17.Nd7?! Nd7 18.Bh5 g6=) 17...Qg6 (17...hg6 18.Qf7) 18.Ng6 hg6 19.Ba3 (19.Qb7 Kf7 20.Bf4 g5+-) 19...Re8 (19...Bc6 20.Be7 Ke7 21.Nc3+-) 20.Re1 (20.Qb7 Rh4+-) 20...Ba3 21.Re8 Ne8 22.Qa3 Kf7 23.Qb3 Ke7 24.Qb7 Nd6 25.Qa7 Rc8 26.Qe3 Be6 27.Nc3 Nf5 28.Qe5 Kf7 29.g3 Nh6 30.Ne4 Rc6 31.Ng5 Ke7 32.Qg7 Nf7 33.Qg6 Bd5+= 34.Qc6 Bc6 35.Nf7 Kf7 36.f4 Ke6 37.g4+= Bf3 38.h3+/- Bd5 39.a3 Bc6 40.Kf2 Kf6 41.Ke3 Ke6 42.h4+- Kf6 43.h5 Bd5? 44.a4+- Bc6 45.a5 Bb7 46.g5 Kf5 47.h6 Kg6 48.Kd4 Bc8 49.Kc5 Kf7 50.Kb6 Bf5 51.a6 Be4 52.a7 1–0. Otten,Colleen – Muhren,Bianca, NED–ch (Women) sf, 2000. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

6.ed5 Qf6 7.c3 Ne5 8.Qe2 Bd6 9.Ng5 Qe7 10.Ne4 Bb8 11.d6 Bd6 (better is 11...Qe6=) 12.Nd6+/- Qd6 13.f4 Ne7 14.Qe5 Qe5 15.fe5 0-0 16.cb4 Re8 17.Nc3 Ng6 18.Kf2 Re5 19.Be3 Rf5 20.Kg3 Re5 21.Re1 d6 22.Bd3 Bd7 23.Bg6 hg6 24.Bf4 Re6 25.Re6 Be6 26.Bd6 Rc8 27.Rc1 g5 28.a3 Rd8 29.Rd1 f6 30.Be7 Rd1 31.Nd1 Kf7 32.Bd6 Bd7 33.Nc3 Ke6 34.Bf8 Kf7 35.Bc5 a6 36.a4 Kg6 37.b5 ab5 38.ab5 Bf5 39.Kf3 Bd3 40.g4 Bc4 41.Ke4 Be6 42.h3 Bc4 43.Kf3 Bf1 44.Kg3 Bd3 45.b6 Kf7 46.Nd5 Bc4 47.Ne3 Bb3 48.Nf5 Bd5 49.Kf2 Bc6 50.Ke3 Bd5 51.h4 gh4 52.Nh4 Bc6 53.Nf5 Bg2 54.Kf4 Bc6 55.g5 g6 56.Nh6 Ke6 57.gf6 Kf6 58.Ng8 Ke6 59.Ne7 Be8 60.Kg5 Ba4 61.Kg6 Ke5 62.Kg5 Bd7 63.Ng6 Kd5 64.Kf6 Kc5+= 65.Ne5 Be8 66.Ke7 Bh5 67.Kd7 Kb6 68.Nc4 Kc5 69.Nd6 b6 70.Kc7 Bf3 71.Nc4 b5-+ 72.Nd2 Be2 73.Nb3 Kb4?? 74.Nd4= Bc4 75.Nb5 ½–½. Tanti,Joseph (1620) – Reede,Arvo (1685), OP–2011–0-01838, 2011. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

6.ed5 Qf6 7.dc6?? Qa1-+ 8.Be3 bc6 9.Bc4 d5?? (better is 9...Qf6-+) 10.Bd4= Qb1 11.Qb1 dc4 12.0-0 Be7?? (better is 12...c5 13.Re1 Be6+=) 13.Bg7+- Bf6 14.Bh8 Bh8 15.Qb4 Bf6 16.Qc4 Be6 17.Qc6 Kf8 18.Qa8 Kg7 19.Qa7 Ne7 20.Nd4 Bd5 21.Re1 Nc6 22.Nc6 Bc6 23.Qc5 Ba4 24.Re4 Bd7 25.c3 Be6 26.Re6! (26.Re6 fe6 27.a4+-) 1–0. Cirabisi,Federico (2105) – Spinetta,Gianni (1610), Genova Nervi op, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

5.d5 Qf6+=

6.c3 bc3

7.dc6 c2

8.Qc2 Qa1

9.a3 Qf6 10.c7 -+.

9.Bc4!? Qf6 10.c7 +=.

9.Bd3 Qf6 10.cd7 Bd7 11.0-0 Qd8 12.Qb3 Qb6 13.Qb6 ab6 14.Bc4 Nf6 15.Nbd2 b5 16.Bb3 Bb4 17.Bb2 Bc6 18.e5 Nd5 19.Rc1 0-0 20.h3 Nf4 21.Kh2 Nd3 22.Rc2 Nf2 23.Nd4 Nd3 24.Nc6 (24.N4f3 Nb2 25.Rb2 Bc3-+) 24...bc6 25.Ne4 Nb2 26.Rb2 Rfd8 27.Rc2 Rd4 28.Nc5 Rd2 29.Rd2 Bd2 (29...Bc5?! 30.Rc2 Bd4 31.Rc6 Be5 32.g3-+) 30.Kg3 Be3 31.Ne4 c5 0–1. Richardson,David (1795) – Grobler,David J (2245), BCCA/TT/PG/2011 (ENG), 2011. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.d5 Qf6 6.c3 bc3 7.dc6 c2 8.Qc2 Qa1)

9.Bd3 Qf6 10.e5 Bb4 11.Bd2 Qe7 12.cd7 Bd7 13.0-0 Rc8 14.Qb3 Bd2 15.Nbd2 Bc6 16.Ne4 Be4 17.Be4 Rb8 18.Rd1 Qc7 19.Qb5 Ke7 20.g3 Nh6 21.Qb4 Ke8 22.Qb5 Ke7 23.Qb4 ½–½. Richardson,David (1795) – Tymms,J. D. M, BCCA/TT/PG/2011 (ENG), 2011. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

9.cd7 Bd7-/+ 10.Qb3 Rc8 (10...a5 11.Bd3 Rb8 12.0-0=) 11.Bd2 Qf6 (11...a6 12.Be2 Nf6 13.Bd3+=) 12.Bg5? (better is 12.Bb5!? Bc6 13.Bc6 bc6 14.Bg5+=) 12...Qg6-/+ 13.Qb7 f6 14.Bb5= Rd8 15.0-0 Be7 (15...Bd6 16.Rd1 Bb5 17.Qb5 Kf8 18.Rd6 Rd6 19.Qb4=) 16.Nc3+= Bb5 (16...Qf7 17.Be3 Bb5 18.Qb5 Kf8 19.Nd4+/-) 17.Nb5 (17.Qb5?! Kf8 18.Bd2 Qe8=) 17...fg5 18.Nc7 Kf8 19.Qb3 Rd6 (19...Qe4?? 20.Ne6 Ke8 21.Ng7 Kf8 22.Ne6 Ke8 23.Nd8 Bd8 24.Re1 Qe1 20.Ne5 Qf6 21.Qb5 g6+= 22.f4 gf4-/+ 23.Ne8 Rb6 24.Nd7= Kf7 25.Ne5 Kf8 26.Nd7 Twofold repetition 26...Kf7 27.Ne5 (27.Ndf6?? Rb5 28.Nc7 Rb7 29.Ng8 Bc5 30.Kh1 Rg8 31.Rf4 Ke7-+) ½–½. Bolding,Klaus (2360) – Lerch,Patrice (2300), FRA–ch accession, 2001. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

9.e5? Bb4 10.Kd1 Bc5 11.Bc4+= Bd4 (11...dc6? 12.Bb2 Qb1 13.Qb1 Bf2 14.Ng5+-) 12.Nfd2 b5 (12...dc6? 13.Nb3 Be5 14.Na1 Ba1 15.Nc3+-) 13.Nb3 bc4 14.Na1 Ba1 15.Qc4 (better is 15.Nd2!? dc6 16.Nc4+-) 15...Be5?? (better is 15...Ne7+=) 16.Qe4+- (16.Qe4 Ne7 17.cd7 Kd7 18.Qa8+-) 1–0. Ruisinger – Bossi, Mendrisio op, 1988. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.d5 Qf6 6.c3 bc3 7.dc6 c2 8.Qc2 Qa1)

9.e5? Bb4 10.Kd1 Ne7 11.a3 Nd5 12.ab4 Nb4 (worse is 12...dc6 13.Bb2 Qa2 14.Nc3 Nc3 15.Bc3 Qd5 16.Bd3+=) 13.Qb3 Nc6 14.Bd3 b5 15.Bb2 (15.Qb5? Rb8 16.Qc5 Rb1 17.Bb1 Qb1-+) 15...Qa4 16.Qa4 ba4 17.Nc3 Nb4 18.Be4 Rb8 19.Na4 Bb7 20.Bb7 Rb7 21.Ke2 0-0 22.Rc1 Nc6 23.Ba3 Rc8 24.Nc5 Rb5 25.Ne4 Ra5 26.Nd6 Rb8 27.Nc4 Ra4 28.Nfd2 Rc8 29.Bb2 h6 30.g3 Nb4 31.Ra1 Ra1 32.Ba1 g5 ½–½. Grobler,David J (2235) – Davis,Justin (2250), WS/M/380 ICCF, 2012. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.d5 Qf6 6.c3 bc3 7.dc6 c2 8.Qc2 Qa1)

9.e5? Ne7?? 10.a3= Nc6 (10...dc6? 11.Bb2 Qb2 12.Qb2+-) 11.Bb2 Nb4 12.Qc1 (12.Ba1?? Nc2 13.Kd2 Na1-+ (13...Ba3?! 14.Kc2 Bc5 15.Bd4 Bd4 16.Nd4-/+)) 12…Na2 ½–½. Yilmaz,Turhan (2335) – Kouatly,Bachar (2440), Thessaloniki ol (Men), 1984. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

6.c3 Ne5

7.a3 =.

7.Nd4 Bc5 8.f4 Ng6 9.de6 fe6 10.Nb5 Kd8 forfeited 0–1. Jones,Ian (2090) – Carroll,Patrick (2035), IECG, 2009. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

7.Nd4 ed5 8.Nb5 Bc5 9.f4 Kd8 10.Qd5 d6 11.Nd4 (11.fe5?? Qf2 12.Kd1 Bg4 13.Be2 Qe2) 11...Nd7 12.Nb3 Ne7 13.Qd2 Nc6 14.Bb2 Bb6 (14...Qe7!? 15.Bd3 f5-/+) 15.cb4= Qe7 16.Nc3 (worse is 16.Bg7 Rg8 17.Bc3 Qe4 18.Kd1 Be3 19.Qd6 Bf4+=) 16...Nf6 (16...Nb4 17.a3 Nc6 18.Rd1+=) 17.0-0-0 Bg4 (17...Nb4 18.Ba3 Na2 19.Na2 Ne4 20.Bd6 A) worse is 20...Qd6 21.Qe1 (21.Qd6?! Nd6 22.Rd6 Ke7=) 21...Be6 22.Rd6 (22.Qe4?! Rc8 23.Bc4 Rc4 24.Qc4 Bc4 25.Rd6 Kc7 26.Rb6 Kb6+/-) 22...Nd6 23.Qb4+-; B) 20...Nd6 21.Qd6 Qd6 22.Rd6 Ke7=) 18.Qd6+= Qd6 19.Rd6 Ke7 20.e5 Ne8 (20...Be3 21.Nd2 Nb4 22.Ba3+/- (worse is 22.ef6 Kd6 23.Ba3 a5-/+)) 21.b5 Na5? (21...Nd6!? 22.bc6 Be3 23.Nd2 Nf5 24.Nd5 Kd8 25.cb7 Rb8+-) 22.Nd5+- Kf8 23.Nb6 Nb3 24.ab3 ab6 25.Rb6 Rc8 26.Kb1 Bf5 27.Ka2 Rc7 28.Ba3 Kg8 29.Bc4 h5 30.Rd1 Kh7 31.Rd8 Be4 32.g3 g6 33.e6 f5 34.e7 Ng7 35.Rh8 Kh8 36.Rg6 Rc8 37.Rh6 1–0. Saverymuttu,Seth – Lees,David, BCF–ch Rhyl, 1969. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6)

7.Nd4 ed5 8.f4 Bc5 9.fe5 Qe5 10.Be2 Nf6 (10...bc3!? 11.Nb3 Bb4=) 11.Nf3= Qe4 12.cb4 Bb4 13.Nbd2 0-0 14.0-0 Qe3 15.Kh1 Re8 16.Bb5 Qc5 17.Bb2? (better is 17.a4+=) 17...Qb5-+ 18.Bf6 gf6 19.Rb1 Qc5 20.Nb3 Qe3 21.Nbd4 Bc3 22.Nf5 Qc5 23.N3d4 Re4 24.Nb5 (24.Qf3 Bd2 (worse is 24...Rd4 25.Qg3 Kf8 26.Qg7 Ke8 27.Qh8 Qf8 28.Nd6 Kd8 29.Qf8 Kc7 30.Nb5 Kb6 31.Rf6 d6 32.Qd6 Ka5 33.Qa3 Ra4 34.Qc3 Rb4 35.Qb4) 25.Qg3 Bg5=) 24...d6 25.Nh6 (25.Nbd6 Bf5; 25.Nfd6 Rh4) 25...Kh8 (better is 25...Kg7 26.Nc3 Qc3 (worse is 26...Kh6 27.Ne4 de4 28.Rf6 Kg7 29.Rd6+/-) 27.Qd5 Qc4 (27...Kh6 28.Qe4 Kg7 29.Qe7+/-) 28.Qd6 Qd4 (28...Kh6 29.Qf8 Kh5 30.Rf6 Qf1 31.Rbf1 Bf5 32.Qh6 Kg4 33.Qh3 Kg5 34.R1f5) 29.Qd4 Rd4 30.Nf5 Bf5 31.Rf5 Rd2-+) 26.Nf7Kg7 27.Nbd6 Be6?? 28.Rb7+/- Rb4?? 29.Re7 Bf7?? 30.Rf7 Kg8 31.Qh5 (31.Qh5 Qg1 32.Rg1 Rh4 33.Qh4 h6 34.Qg3 Kh8 35.Qg7) 1–0. Goldsmith,Alan (2030) – Cloudsdale,Colin (1960), Adelaide Interclub–A, 2008. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4 4.d4 e6 5.d5 Qf6)

7.Nd4 ed5 8.f4 Nc6 9.e5-/+ Qd8 (9...Qh4 10.g3 Qd8=+) 10.Nf3 (10.a3!? f6 11.ab4 fe5 12.Qh5 g6 13.Nc6 dc6 14.Qe5 Qe7 15.Be3 Qe5 16.fe5-/+) 10...d6 (10...Qa5 11.Bd2 Qb6 12.Qb3-+) 11.Bb5 (11.Qd5 Be6 12.Qb5 Nge7 13.cb4 de5 14.fe5 a6-+) 11...Be6 (11...Nge7 12.Qe2 Bg4 13.cb4 de5 14.Qe5-+) 12.Qe2-/+ Nge7 13.cb4 (13.0-0 a6 14.Bc6 Nc6-/+) 13...a6 14.Bc6 Nc6 15.a3 de5 16.fe5 Be7 Black plans d4 17.0-0 0-0 18.Nbd2 d4 19.Bb2 Qb6 (19...Qd5 20.Qd3 Rfd8 21.Ne4-+) 20.Kh1 (20.Qf2 Rad8-+) 20...Rfd8 21.Qd3 Qb5 22.Qe4 (22.Qb5 ab5 23.Ne4 Bc4-+) 22...a5 (22...d3!? 23.Bd4-+) 23.a4 Qd5 (23...Qb4 24.Ba3 Qb6 25.Bd6-+) 24.Qd5 (24.b5 Qe4 25.Ne4 Nb4 26.Nd4 Bd5-/+) 24...Bd5 (24...Rd5 25.b5 Ne5 26.Nd4-+) 25.b5-/+ Nb4 26.Nd4 (26.Bd4 g5-/+) 26...Nd3 27.Bc3 Bc5 (27...Ne5?! 28.Nf5 Bf6 29.Ne3-/+) 28.N2f3? (better 28.N2b3 Bb6 29.h3-+) 28...Bf3 29.Nf3 Nf2 30.Rf2 Bf2 0-1. Schweitzer,O (2075) - Sokolov,And1 (2495), TCh-SUI, 2019. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nc6)

7.Be2 Nf3 8.Bf3 Qe5 (8...bc3 9.Qc2-/+) 9.g3 bc3 10.0-0?? (better is 10.Bf4!? c2 11.Be5 cd1Q 12.Kd1+=) 10...Qf6 (better is 10...c2 11.Qc2 Qa1+=) 11.Na3 a6 12.Nc4 e5 13.a4 b6 14.Be3 a5 15.Be2 Bb7 16.f4 Qg6 17.f5 Qf6 18.Qc1 Bc5 19.Bc5 (worse is 19.Qc3 Ba6=) 19...bc5 20.Qc3 Ba6 21.Qa5 d6? (better is 21...Rc8+/-) 22.Qc7 Rd8 (22...Kf8 23.Nb6 Qe7 24.Nd7 Ke8+-) 23.Qc6 (23.Qc6 Kf8 24.Qa6+-) 1–0. liberion (2090) – alien53 (2050), Let's play chess, 2012. (=1.e4 c5 2.Nf3 Nc6 3.b4 cb4+= 4.d4 e6 5.d5 Qf6)

7.de6!? Nf3 8.Qf3 Qf3 9.ed7 Bd7 10.gf3 +=.

4.Nf3 Qc7

5.a3 Nc6 6.Bd3 Be7 7.0-0 h5 8.Qe2 Nf6 9.e5 Ng4 10.h3 a6 11.Be4 b5?? 12.ab4 Bb7 13.c3 d6 14.ed6+- Bd6 15.Be3 Bh2 16.Kh1 0-0-0? 17.Nbd2 f5 18.Bc6+- Bc6? 19.Bg5 Bg1 20.Rg1 Bf3 21.Nf3 Rd5 22.Ra6 h4 23.hg4 h3 24.Ra8 Kd7 25.Rh8 fg4 26.Ne5 Re5 27.Qe5 Qc6 28.Rd8# 1–0. rocki4 (1645) – joule, kurnik, 2011.

5.a3 Nf6 6.Bd3 a6 7.0-0 ba3 8.c3 b5 9.Na3 Bb7 10.Re1 Nc6 11.Bg5 Be7 12.e5 Nd5 13.Be7 Nde7 14.Rc1 d5 15.Nc2 h6 16.Ne3 Kd7 17.Nd2 Na5 18.Nb3 Nb3 19.Qb3 Nc6 20.f4 Na5 21.Qb4 g6 22.Ra1 Nc4 23.Nc4 dc4 24.Bc2 Rhd8 25.h4 Ke8 26.Re2 Qe7 27.Qb1 Qh4 28.Rf2 Qg3 29.Ra5?? Qc3 30.Bg6 Qa5 31.Bf7 Kd7 32.f5 Bd5 33.fe6 Kc7 34.e7 Bf7 35.ed8Q Rd8 36.Rf7 Kb8 37.Qe4 Qb6 38.e6 Qd4 39.Qd4+= Rd4 40.e7 Re4 41.Rf8 Kc7 (41...Kc7 42.e8Q Re8 43.Re8 c3+=). egomi (1605) – water2010 (1935), kurnik, 2011.

5.Bd3 a6 6.0-0 Ne7 7.a3 Ng6 8.ab4 Bb4 9.Ba3 Ba3 10.Na3 0-0 11.Nb5 Qc6 12.e5 Nf4 13.Nd6 Nd3 14.Qd3 Qc7? 15.Ng5+- g6 16.Qh3 h5 17.g4 Kg7?? 18.gh5+- Rh8 19.Qf3 f5 20.ef6 Kg8 21.f7 Kg7 22.h6 Kh6 23.f8Q Rf8 24.Qf8 Kg5 25.Ne4 Kg4 26.Ra3 d5 27.Rg3 Qg3 28.fg3 de4 29.Qf4 Kh5 30.Qh4 1–0. egomi – bruziewicz (1660), kurnik, 2011.

5.Bd3 Nc6 6.0-0 d6 7.a3 Nf6 8.d5 Ne5 (better is 8...ed5!? 9.ed5 Nd5 10.Bh7 Rh7 11.Qd5 Be6-/+) 9.ab4= Be7 10.Ne5 de5 11.c4 b6 12.Bb2 Bd7 13.f4 Bd6 14.Kh1 (14.Qf3!?+=) 14...ef4= 15.de6 Be6 (15...fe6 16.b5+=) 16.Na3 Bb4 17.Nb5 Qe7 18.Nc7?? (better is 18.Rf4 0-0 19.Bf6 gf6 20.Qh5=) 18...Qc7-+ 19.Qa4 Qd7 20.Qb4 Qd3 21.Ba3 Qd7 22.Rad1 Qc7 23.Qb5 Bd7 24.Qb2 Qc6 25.e5 Ng4 26.Rd6 Qc4 27.Rc1 Qe4 28.Rd7?? Kd7 29.Rd1 Ke6 30.Qb3 Kf5 31.Qf7 Kg5 32.Be7 Kh6 33.h4 Qg6 34.Qf4 Kh5 35.e6 Rad8! 36.Re1 Rd3 37.Re5 Ne5 38.Qe5 Kg4 39.Qe2 Kg3 40.Qe1 Kf4 41.Bg5 Kf5 42.Qe2 Rd4 43.e7 Qd6 44.g4 Rg4 45.Qf3 Rf4! 46.Bf4 Qf4 47.Qh5 Kf6 48.e8Q Re8 49.Qe8 Qh4 50.Kg2 Qg5 51.Kf2 Qd2 52.Kf1 Qf4 53.Kg2 Qg5 54.Kf2 Qf5 (54...Qf5 55.Kg2 Qg6 56.Qg6 Kg6-+) 0–1. Devallee,Jeremie (2105) – Aggoune,Liza (1840), Saint–Lo FRA, Open d'Ete, 2012. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Qc7)

5.Bd3 d6 6.0-0 Nd7 (6...Nf6 7.Bg5=) 7.a3 ba3 8.Ba3 (8.Na3 a6=) 8...Ngf6 9.Re1 e5 10.c3 Be7 11.Qb3 0-0 12.Nbd2 b6 13.Bc4 Re8?? (better is 13...Ng4=) 14.Bf7+- Kf8 (14...Kh8 15.Be8 Ne8 16.Qf7+-) 15.Ng5 (15.Be8?! Ne8 16.Nc4 h6+-) 15...Bd8 (15...Nb8 16.Bg8!! d5 17.Bd5 h6 18.Ba8 hg5+-) 16.Be8 Nb8 (16...Nc5 17.dc5 Ke8 18.cd6+-) 17.Bf7 h6 18.Ne6 Be6 19.Be6 Qe7 20.de5 Ne8 21.ed6 Nd6 22.e5 (22.e5 Nb7 23.Be7 Ke7 24.Qb4 Ke6 25.Qg4 Ke7 26.Qg7 Ke6 27.Qb7+-) 1–0. Arana Herrera,A – Villavicencio Sanchez,P, IV Open La Laguna ESP, 2010. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Qc7)

5.Bd3 d6 6.a3 b3 7.cb3+/- e5 8.Bb2 Bg4 9.Nbd2 Qa5 10.b4+- Qb6 11.Nc4 Qc7 12.de5 f6 13.Rc1 Qd7 14.ef6 Nf6 15.e5 Qe6 16.0-0 de5 17.Nce5 Nc6 18.Nc6 Be7 19.Ne7 Rd8 20.Re1 Qd7 21.Ng6 Be6 22.Nfe5 Qd5 23.Qa4 Nd7 24.Nd7 Rd7 25.Rc8 Kf7 26.Nh8 Ke7 27.Bh7 b5 28.Ng6 Kf7 29.Rf8# 1–0. pierred (2780) – tundeski (1955), net–chess.com, 2010.

5.g3 a6 6.Bf4 Qb6 7.Be3 Qd8 8.Bg2 Nf6 9.Qd3 Ng4 10.Bf4 Nc6 11.h3 Nh6 12.0-0 Be7 13.Qe3 b5 14.Bh6 gh6 15.Qh6 Bb7= 16.Qg7?? Bf6-+ 17.Qh6 Nd4 18.Nbd2 Nf3 19.Nf3 Ba1 20.Ra1 Qe7 21.Rd1 0-0-0 22.Qe3 Kb8 23.Qb6 Rc8 24.Nd4 Qc5 25.Qc5 Rc5 26.Rd2 Rhc8 27.Kh2 e5 28.Nf5 Rc2 29.Rd7 Rf2 30.Rf7 Be4 (30...Be4 31.Nh4 Ra2-+) 0–1. seven77 – joule, kurnik, 2011.

5.Bd3 Nf6

6.0-0 b6 7.a3 (7.e5 Nd5 8.Ng5 Be7 9.Nh7 g6-/+) 7...Bb7 Black threatens to win material: Bb7xe4 8.Re1 (8.ab4 Be4 9.Be4 Ne4-/+) 8...Be7 (8...a5 9.e5 Ng8 10.ab4 Bb4 11.Bd2+=) 9.Bd2 ba3 10.Na3 a6 Prevents intrusion on b5 11.c4 d6 Black has a cramped position 12.Qc2 (12.Nb1 Nfd7-/+) 12...Nbd7 White has a very active position (12...h6 13.Red1-/+) 13.Bb4 (13.h3 Qc8-/+) 13...Rc8 (13...Ng8 14.Qb2+=) 14.Rac1 (14.Qb2 Nh5-/+) 14...Qb8 Black has a cramped position (14...Ng8 15.Qb2-/+) 15.Qe2 (15.Qb2 a5 16.Bc3 Qa8-/+) 15...Nh5 (15...h6 16.Rb1-/+) 16.Bd2 (16.Bc2 Rd8-/+) 16...Qa8 (16...h6 17.d5 Nhf6 18.de6 fe6 19.Rb1+=) 17.Ng5 (17.d5 Nc5+=) 17...Nhf6 18.f4 h6 19.e5? (better is 19.Nf3-/+) 19...hg5 20.ef6 Bf6 (20...gf6?! 21.f5 e5 22.d5-+) 21.d5 Bd4?? releasing the pressure on the opponent (21...gf4 22.Bf4 Bd4 23.Kh1-+) 22.Kh1?? cause more grief 22…e5?? spoils everything 23.Nc2-/+ 0-0?? hands over the advantage to the opponent 24.Nd4 ed4 White has the pair of bishops. 25.Qh5 Nf6-/+ 26.Qg5 Rfe8?? throwing away the advantage 27.h4= Re1 28.Re1 Re8 29.Re8 Qe8-/+ 30.Qf5? Bc8-+ 31.Qg5 Bg4 32.f5?! offers little resistance a5 33.Qf4 Qe5 34.Kg1 Kf8?? letting the wind out of his own sails 35.Qg5? Kg8 36.Bf4?? Qe7 37.Bg3 Qe3?? forfeits the advantage 38.Qe3= de3 39.Bd6 e2 40.Kf2+= Nd7 41.Bc2 Nc5 42.Bc7+= Nd7 43.Ba4 White threatens to win material: Ba4xd7 Nc5= Black threatens to win material: Nc5xa4 44.Bc2 Twofold repetition 44...Nd7 45.d6 White advances the passed pawn 45...Kf8 ½–½. Volbracht,Michael (1760) – Selbach,Sascha, Kleve op, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Qc7)

6.0-0 Nc6 7.Bg5 d6 8.Bf6 gf6 9.a3 Qa5.

6.0-0 d6 7.Bg5= (7.Qe1 Nc6 8.a3 d5 9.e5 Nd7) 7...Be7 8.c4 0-0 9.e5 de5.

6.0-0 Be7 7.Bd2 Nc6 8.c4 b6 9.Qc2 Bb7 10.Re1 h5 11.a3 a5 12.e5 Ng4 13.h3 Nh6? 14.d5+- Ne5 15.Ne5+/- Bf6 16.ab4 Be5= 17.Nc3 Bc3 18.Qc3 Kf8 19.ba5 Ra5 20.Ra5 ba5 21.Qa3 Kg8 22.Ba5 Qc8 23.Qd6 Nf5 24.Bf5 ef5 25.Re7 Qc4 26.Rd7 Rh6 27.Qb8 Kh7 28.Rb7 Qd5 29.Bc7 Rg6 30.g3 h4 31.Rb2 Re6 32.Qb4 Qd1 33.Kg2 Re1 34.Qh4 Kg6-/+ 35.Rb6 f6 36.Qc4 Rg1= 37.Kh2 Rh1 38.Kg2 Rh3 39.Qf1? Rh2!!-+ 40.Kh2 Qf1 41.Rb2 Qc1 42.Rb7 Qc2 43.Bb6 Qb2 44.Kg2 Qb5 45.Rb8 Qe5 46.Rd8 f4 47.gf4 Qf4 48.Be3 Qe4 49.Kf1 f5 50.Rd4 Qf3 51.Rf4 Qd1 52.Kg2 Qd5 53.Kg3 Kf7 54.Rd4 Qe5 55.Kg2 g5! 56.Rd7 Kg6 57.Rd8 f4 58.Bd4 Qe4 59.Kg1 f3 60.Rg8?? Kh5 61.Rh8 Kg4 62.Be3 Qb1 63.Kh2 Qf1 (63...Qf1 64.Rh4 gh4 65.Bd4 Qg2#) 0–1. Landsrath,Mario – Sefeloge,Michael, RLP–chB Kettig, 1999.

6.Bg5 Nc6 7.0-0 Ng4 8.Be2 d5 9.ed5 ed5.

6.Bg5 h6 7.Bf6 gf6 8.0-0 Nc6 9.Re1 Rg8.

4.Nf3 d5

5.a3 b3 6.c3 Qb6 7.Bb2 Nc6 (7...de4!? 8.Ng5 Nf6-/+) 8.e5 Bd7 9.Bd3 Be7 10.Nbd2 Na5 11.Qe2 Rc8 12.0-0 Qc7 13.Rfc1 Nc4 14.Nc4 (14.Nb3 Qb6 15.Bc4 dc4=) 14...dc4-/+ 15.Be4 Bc6 16.Nd2 Be4 17.Ne4 Nh6 18.a4 Qc6 19.Ba3 Nf5 20.Be7 Ke7 21.Rcb1 h5 (21...Rhd8 22.a5+=) 22.f3 (22.a5 f6=) 22...Rc7 23.Qb2 Ne3 24.Qa3 (24.Qd2 Nd5+=) 24...Kd8 25.Qd6? (better is 25.Qc1 Nc2 26.Qg5 Kc8 27.Nd6 Kb8 28.Qg7+=) 25...Qd6-+ 26.ed6 Rc6 27.Rb2 Nf5 28.a5 Nd6 29.Ra4 Ne4 30.fe4 Ke7 31.Rb4 Rb8 32.Kf2 b5 33.ab6 Rbb6 34.Ra4 Ra6 35.Rb4 Ra5 36.e5 Kd7 37.Kg3 Kc7 38.Kh4 Ra1?? 39.Kh5? a5 40.Rb5 Kc8 41.Rf2 Rc7 42.g4 a4 43.d5 Ra2 44.Rf4 Rh2 45.Kg5 ed5 46.Rd5 b2 47.Rf1 Rc2 48.e6 f6 49.Kf5 Rc1 (49...Rc1 50.Rb5 Rf1 51.Kg6 a3-+) 0–1. Dobrusina,Anna – Muench,Marlene (1705), GER–ch U18 Girls, 2007. (=1.e4 e6 2.Nf3 d5 3.d4 c5 4.b4?? cb4)

5.a3 Nc6 6.ab4 Bb4 (6...de4 7.Nfd2 Qd4 8.c3 Qe5 9.Nc4 Qf6 10.Ra2 Bd7 11.Qe2 Qf5 12.Nb6-/+) 7.c3 Be7 (7...de4 8.Nfd2 Be7 9.Ne4 Nf6 10.Nf6 Bf6 11.Qf3 0-0 12.Bd3-/+) 8.e5 Nh6 (8...b6 9.Bd3 a5 10.Qe2 Bd7 11.0-0 a4 12.Qc2=) 9.Na3 (9.Bh6 gh6 10.Bd3 f5 11.ef6 Bf6 12.0-0=) 9...a6 (9...Nf5 10.Bd3 Qa5 11.Bd2 Qb6 12.0-0+=) 10.h4 (10.Bh6 gh6 11.Bd3 0-0= 12.Qd2=) 10...Bd7 (10...Ng4 11.Ng5 f5 12.Be2-/+) 11.Bd3 (11.Bh6 gh6 12.Qd2=) 11...b5 (11...Ng4 12.Bg5+=) 12.Rh3 (12.Bh6=) 12...b4 13.Rg3? (13.Bh6 gh6 14.Nc2 bc3 15.Ra6 Ra6 16.Ba6 Nb4+=) 13...Bf8?? (better is 13...ba3!? 14.Rg7 Nf5 15.Bf5 ef5-+) 14.Nc2 a5 (14...Nf5 15.Bf5 ef5 16.cb4 Nb4 17.Nb4 Bb4 18.Bd2+=) 15.Ng5 (better is 15.cb4!? Nf5 16.Bg5=) 15...g6 16.h5 Nf5 (worse is 16...bc3 17.Nh7 Rh7 18.hg6=) 17.Rf3? (better is 17.Bf5 ef5 18.cb4 ab4 19.Ra8 Qa8 20.Rh3-/+) 17...b3-+ 18.g4 bc2 19.Bc2 Be7 20.gf5 Bg5 21.fg6? hg6 22.Qd3 Bc1 23.Rc1 Qg5 24.Rb1 Rh5 25.Ke2 Qg4 26.Kd2 Rb8 27.Ba4 Rb1 28.Qb1 Qf3 29.Bc6 Qf2 (29...Qf2 30.Kd1 Rh1; 29...Bc6?! 30.Qb8 Kd7 31.Qd6 Kc8 32.Qc6 Kd8 33.Qd6 Ke8 34.Qb8 Kd7 35.Qd6 Ke8 36.Qb8 Ke7 37.Qd6 Ke8=) 0–1. Tobolski,Jakub – Bebel,Arkadiusz, Ustron Jaszowiec Poland, 2010. (=1.e4 e6 2.Nf3 d5 3.d4 c5 4.b4 cb4)

5.a3 de4!? 6.Ne5 Nf6-/+.

5.Nbd2 Nc6 6.Bd3 Nf6 7.0-0 Be7 8.Re1 0-0 9.e5 Nd7 10.Nb3 a5 11.Be3 Re8 12.Qd2 Nf8 (12...a4 13.Nc1-/+) 13.Ng5 Ng6 14.f4 Bg5 (14...a4 15.Nc5-/+) 15.fg5+= b6 16.Qf2 (16.Qe2 Nb8+=) 16...Ba6-/+ 17.Rf1 Rf8 18.Ba6 Ra6 19.h4 Nge7 20.Rad1 a4 21.Nc1 Nf5 22.Nd3 Ra8 23.g4 Ne3 24.Qe3 Qe7 25.h5 Rac8 26.h6 gh6 27.gh6 Qh4 28.Rf2 Kh8 (28...Qg4? 29.Rg2 Qg2 30.Kg2+-) 29.Rg2 Rg8 30.Rf1? (better is 30.Qf4-/+) 30...Rg4-+ 31.Rf4 Rcg8 32.Rgg4 Rg4 33.Kf1 Qh1 34.Ke2 Rg2 35.Nf2 Qh2 36.Rf7 Qh5 37.Rf3?? Rg3 38.Qf4 Rf3 (38...Rf3 39.Qd2 Nd4 40.Ke1 Qe5 41.Kf1 Nf5 42.Qb4 Ne3 43.Ke2 Nc2 44.Kf3 Nb4-+) 0–1. Alldrix (1645) – Seisan, playchess.de, 2006. (=1.e4 c5 2.b4 e6 3.Nf3 cb4+= 4.d4 d5)

5.Nbd2 Nc6 6.Bd3 Nf6 7.e5 Nd7 8.0-0 (8.Qe2 Qb6 (8...Be7 9.0-0 0-0 10.a3 Qc7 11.ab4 Nb4 12.Ba3=+; 8...Qc7 9.Qe3 Be7 10.0-0 0-0 11.a3 f6 12.ef6=+; 8...f6 9.Nb3 fe5 10.Ng5 e4 11.Ne6 Qb6 12.Bf4=+) 9.Qe3 Be7 10.Nb3 0-0 11.0-0 Qc7 12.Ng5=+; 8.Nb3 Qc7 (8...Be7 9.0-0 0-0 10.Qe2 Qc7 11.a3 Nb6 12.ab4=+; 8...Nb6 9.Bg5 Be7 10.Be7 Qe7 11.0-0 0-0 12.c3=+) 9.0-0 f6 10.Re1 fe5 11.Ne5 Nde5 12.Bf4=+) 8...Be7 (8...Qc7 9.Re1 Be7 10.Nb3 0-0 11.Bg5 f6 12.ef6=+; 8...f6 9.ef6 gf6 10.Re1 Qe7 11.a3 Rg8 12.ab4=+; 8...Qb6 9.Nb3 Be7 10.a3 0-0 11.ab4 Nb4 12.Bg5=+) 9.a3 (9.Nb3 0-0 10.Qe2 Qc7 11.a3 Nb6 12.ab4=+) 9...0-0 10.Re1 (10.Qe2 Qc7 11.ab4 Nb4 12.Ba3=+) 10...a6 (10...Nb6 11.Qe2 Qc7 12.ab4=+) 11.h4 (11.Qe2 b5=+ 12.Nb3=+; 11.Nb3 b6 12.Nfd2=+) 11...Rb8 (11...Bh4 12.Nh4 Qh4 13.Nf3-/+) 12.Ng5 (12.h5 h6-/+) 12...Bg5 (12...h6 13.Ngf3-/+) 13.hg5 g6 (better 13...Qg5!? 14.Nb3 Qd8=+) 14.Qg4= Ne7? (better 14...b5!?=) 15.ab4+- b5 16.Nf3 Nf5 (16...Nc6 17.c3+-) 17.Qh3 (17.Kh2 Qc7+-) 17...Qe7 (17...Qb6 18.Bb2+-) 18.g4+- Ng7 19.Qh6 Rd8 20.Kg2 Nf8 21.Bd2 Bb7 22.Rh1 Ne8 23.Nh4 Rd7 (23...Rbc8 24.f4+-) 24.f4+- Ng7 (24...Rc7+-) 25.f5 ef5 (25...Ne8 26.fg6 fg6 27.Ng6 Ng6 28.Bg6+-) 26.gf5 (26.Nf5 gf5 27.gf5 f6 28.gf6 Qe8+-) 26...Qe8 27.e6! fe6 28.fg6 1–0. Dakic,Dejan (2105) – Bozilovic,Radmilo (2090), Belgrade Quality League, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d5)

5.Bd3 Nc6 6.Be3 (6.e5 Nge7=+) 6...Nf6 (6...de4 7.Be4 Nf6 8.Bd3-/+) 7.e5=+ Nd7 8.0-0 Be7 9.c3 bc3 10.Nc3 f6 (better 10...0-0=+) 11.Qd2? (better 11.ef6!? Nf6 12.Ne5=+) 11...fe5-/+ 12.Rfc1 (better 12.de5!? Nde5 13.Ne5 Ne5 14.Bb5 Nc6 15.Qc2-+) 12...e4-+ (12...e4 13.Ng5 ed3 14.Ne6 Qa5-+) 0–1. Estieu,Frederick – Guralivu,Paul_Iosif, FICGS, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5)

5.ed5 ed5 6.Bb5 Bd7 7.Qe2 Be7 8.Bd7 Qd7 9.a3 Nf6 (9...Qe6 10.ab4 Bb4 11.Bd2-/+) 10.ab4=+ 0-0 11.b5 Ne4 (11...Bb4 12.Bd2 Bd6 13.0-0=+) 12.0-0= Qc7 13.Re1 Nd7 14.Nbd2 Bb4 15.Ba3 Ba3 16.Ra3 Qc2 17.Ne4 Qe2 18.Re2 de4 19.Re4 Rfc8 20.Re1 f6 (20...a6 21.ba6 ba6 22.Kf1=) 21.g3 a5 22.ba6 Ra6 23.Ra6 ba6 24.Ra1 Nb8 25.Rb1 Rd8 26.Rb6 h5 27.d5 a5 (27...Rd5 28.Rb8 Deflection (28.Rb8 Decoy)) 28.Nd4 a4 29.Ne6 a3 30.Rb5 (30.Nd8 a2 31.Rb8 a1Q 32.Kg2 Qd1 33.Ne6 Kh7+=) 30...a2= 31.Ra5 Rd5 32.Ra2 Nc6 33.Nf4 Re5 34.Kf1 Ne7 35.Ra8 Kf7 36.Ra7 g6. Gnirk,Hajo – Williams,Barry, corr ICCF TT/15/01/1 (GER–NZL), 2001.

5.ed5 ed5 6.Bd3 Nf6 7.0-0 Be7 8.a3 0-0 9.ab4 Bb4 10.c3 Be7 11.h3 Nc6 12.Na3 Ne4 13.c4 Be6 14.Re1 Bb4 15.Be4 Be1 16.cd5 Bc3 17.Bh7 Kh8 18.Ng5 g6 (18...Ba1 19.Qh5 Re8 20.de6 Qf6 21.Bg6 Kg8 22.ef7 Kf8 23.fe8R Re8 24.Qh8 Ke7 25.Qe8 Kd6 26.Nb5 Kd5 27.Bf7 Qf7 28.Qf7) 19.de6? (better is 19.dc6 Ba1 20.Bg6 fg6 21.Ne6+-) 19...Qd4?? (19...Ba1 20.Nf7 Rf7 21.Bg6 Rh7 22.Bh7 Kh7 23.Qh5 Kg8 24.Qg6 Kh8 25.Qh6 Kg8 26.Qg6 Kh8 27.Qh6 Kg8 28.Qg6=) 20.Qd4 Nd4 21.Ra2 Rae8? 22.Be3?? Ne6+= 23.Nf7 Kh7 24.Nd6 Re7 25.Ba7 Nd4 26.Nac4 Re1 27.Kh2 Rb1 28.Bc5 b5?? 29.Ne3?? Ne6-/+ 30.Ne4 Be5 31.g3 Nc5 32.Nc5 Rb2 33.Ra7 Kh8 34.Nd3 Bd4 35.Nb2 Ba7 36.Kg2? Be3 37.fe3 b4 38.h4 b3 0–1. Schlag,Franz (2155) – Raedeker,Bernd (2170), Bad Sooden Seniors op, 2003. (=1.e4 e6 2.Nf3 c5 3.b4 cb4+= 4.d4 d5)

5.ed5 Qd5 6.Bb2 Nf6 7.a3 Bd7 8.ab4 Bb4 9.c3 Be7 10.Na3 0-0 11.Bc4 Qe4 12.Qe2 Rc8 13.0-0 Qe2 14.Be2 Nc6 15.Ne5 Ne5 16.de5 Ne4 17.c4 Bc6 18.Bd4 Nd2 19.Rfd1 Nb3 20.Ra2 Nd4 21.Rd4 0–1. Biyachuev,Minkail – Zheleznaykov,Peter (1975), St. Petersburg RUS, White Nights–1, 2012. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d5)

5.ed5 Qd5 6.c4 bc3 7.Nc3 Bb4 8.Bd2 Qa5 9.Rc1 Nc6 10.a3 Bc3 (worse is 10...Ba3 11.Ra1+/-) 11.Rc3 Qd8 12.Bb5 Nge7 13.Qc2 h6 14.d5 (14.0-0!?=) 14...Qd5 15.Rc5 Qd8 16.0-0 0-0 17.Rd1 Nd5 18.Bc3 Bd7 19.Bb2 Nce7 20.Ne5 (20.Bd3 b6 21.Rc4 f6-/+) 20...Bb5-+ 21.Rb5 Rc8 22.Qe2 b6 23.Rb3 (23.Qg4 f5 24.Qe2 Nc6-/+) 23...Nf5-+ 24.g4 (24.Nf3 Qc7-+) 24...Qg5 25.Rd5 ed5 26.f4 Qf4 27.gf5 Qf5 28.Rf3 Qb1 29.Rf1 Qh7 30.Ng4?? Rc2 31.Qe5 Qg6 32.Rf4 h5 33.h3 Rb2 34.Qb2 hg4 35.Rg4 Qh6 36.Qc3 Re8 37.Kf2 g6 38.Rg3 Qf4 39.Kg1 d4 40.Qd3 Re3 (40...Re3 41.Re3 Qe3 42.Qe3 de3-+) 0–1. Finster,Michael (2135) – Kunz,Konstantin (2180), Landesliga Nord, 1998. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5)

5.ed5 Qd5 6.Nbd2 Nc6 7.Bc4 Qh5 8.Bb2 Nf6 9.c3 a6 10.Be2 Qd5 (10...bc3 11.Bc3 Nd5 12.Qc2-/+) 11.0-0 bc3 12.Bc3 Be7 13.a3 0-0 14.Re1 b5 15.Bd3 h6 16.Be4 Ne4 17.Ne4 Bb7 18.Qc2 Rac8 19.Qa2 Qf5 20.Ng3 Qd3 21.Re3 Qc4 22.Qc4 bc4 23.Ne5 Ne5 24.de5 Rfd8 25.h3 Rd3 26.Rd3 cd3 27.Bd2 Rc2 28.Nf1 Bd5 29.f3 Bc5 30.Kh2 Ra2 31.Rd1? Ba3 32.Kg3 Bc5 33.Be3 Be3 34.Ne3 Bc6 35.Rd3-/+ Bb5 36.Rb3 Rd2 37.Rb1 g5 38.Ng4 Kg7 39.Ne3 Rd8 40.Ng4 Ra8 41.Nf2 Bc6 42.Nd3 a5 43.Nc5 a4 44.Ra1 Ra5 45.Nd3 a3 46.Nb4 Bb5 47.Nc2 a2 48.f4 Bc4 49.Nb4? gf4 50.Kf4 Ra4 51.Na2 Ra2 52.Ra2 Ba2 53.g3 Kg6 54.g4 h5 55.h4 hg4 56.Kg4 Bb1 57.Kf4 Bf5 58.Kg3 Kh5 (58...Kh5 59.Kf3 Kh4-+) 0–1. Ciklabakkal,Metin – Slavin,Pablo, SL–2006–0-00044, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d5)

5.ed5 Qd5 6.Be2 Nf6 7.0-0 Nc6 8.a3 Qd8 9.ab4 Bb4 10.c4 0-0 11.Bb2 Be7 12.Qb3 b6 13.Rd1 Qc7 14.Nbd2 (14.d5!? Na5 15.Qd3+=) 14...Rd8-/+ 15.Rac1 Bb7 16.Bd3 a5 17.Qb5 Nb4 18.Bb1 a4 19.c5 (19.d5 Nd7 20.de6 Ra5 21.ef7 Kh8-/+) 19...Nbd5 20.Ba3 Ba6 21.Qb2 b5 22.Bb4 Nb4 23.Qb4 Nd5 24.Qa3 g6 25.Ne5 b4 26.Qf3 Bf6 27.Ng4? (27.Bc2 Be5 28.de5 Qe5 29.Ba4-+) 27...Bd4 28.Ne4 (28.Be4 f5 29.Bd5 ed5-+ (29...fg4?! 30.Be6 Kg7 31.Qg4-+)) 28...Qf4 29.Nef6 Bf6 30.Nf6 Qf6 31.Rd5 Qf3 32.Rd8 (32.gf3?? ed5 33.f4 Bc4-+) 32...Rd8 33.gf3 b3 0–1. Sebastian Knappke,Daniel – Borges Mateos,Juan (2500), ESP op Spain, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d5)

5.e5 Nc6 +=.

5.Bd3 de4-/+

6.Be4 Nc6 7.0-0 Nf6 8.Bg5 Be7 9.Bc6 bc6 10.Nbd2 (10.c3 bc3 11.Nc3 0-0=+) 10...0-0 11.Nc4 (11.Re1 c5-/+) 11...h6 (11...Ba6 12.Nfe5-+) 12.Bh4 (12.Bf6 Bf6 13.Nce5 Qd6-/+) 12...Nd5 (12...Ba6!? 13.Nfe5-+) 13.Be7-/+ Qe7 14.Nce5 c5 15.Re1 (15.a3 Nc3 16.Qd3 Bd7-/+) 15...cd4 (15...Nc3 16.Qd3 cd4 17.a3-/+) 16.Nd4 (16.a3 ba3 17.Qd4 Bb7-/+) 16...Bb7 17.Qd2 Rfd8 (better 17...a5-/+) 18.Qe2?? (better 18.Ndc6 Qf6 19.Nd8 Rd8 20.Rad1=) 18...Nc3 (better 18...Nf4!? 19.Qe3 Ng2 20.Ndc6 Bc6 21.Nc6-+) 19.Qe3 Rac8 20.Ndf3 Nd5 (20...Be4 21.a3 f6 22.ab4 fe5 23.Ne5 Qb4 24.Qa7-+) 21.Qa7 Rc2 22.a4 ba3! 23.Qa3 (23.Ra3 Ra8 Decoy; 23.Qa3 Qc7 Combination) 23...Qa3 24.Ra3 f6 (24...Nf4 25.Ra4 Nd3 26.Nd3 Rd3 27.Rd4-+) 25.Ng6 (better 25.Nd4!? Nb4 26.Ne6-/+) 25...e5 26.h4 Kf7 (26...Nc3 27.Rea1-+) 27.h5 Nf4 (27...Nc3!? 28.Re3 Nd1 29.Red3 Rd3 30.Rd3 Bf3 31.Rf3-+) 28.Nf4-/+ ef4 29.Ra7 (29.Nh4 Rd5 30.Rb1 Bc8=+) 29...Rd7 (29...Rb2 30.Rc1 Rd7 31.Rc5-/+) 30.Nd4 Rcc7 (30...Rd2 31.Ne6 Rd1 32.Rd1 Rd1 33.Kh2 Ke6 34.Rb7-/+) 31.Nf5 (31.Ne6!? Rc8 32.Nf4=) 31...Kg8 (31...Rd5 32.Re7 Re7 33.Ne7 Ke7 34.Rb7 Kf8 35.Rb8 Kf7 36.Rb7 Kg8 37.Rb4-/+) 32.Re8 (32.Kh2=+) 32...Kf7 33.Rb8 (better 33.Re1=) 33...Be4?? (better 33...Ke6 34.Nh4 Rc1 35.Kh2 Rdd1-/+) 34.Rc7 (34.Nd6 Rd6 35.Rc7 Ke6 36.Rg7 Rd1 37.Kh2 Rd2+-) 34...Rc7? (better 34...Bf5!? 35.Rd7 Bd7+/-) 35.Nd6+- Ke6 36.Ne4 Rc1 37.Kh2 Kf5 (37...Rc2 38.Re8 Kd5 39.Kh3+-) 38.f3 g6 (38...Ke6+-) 39.Rb5 (39.Rb5 Ke6 40.Rb6 Kf5 41.Rf6 Ke5 42.Rg6+-) 1-0. areg123 (2210) - Aaron_Whitney (2225), Rated Bullet game, lichess.org, 2019. (=1.e4 B40: Sicilian: 2...e6, Unusual lines 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5)

6.Be4 Nf6 7.Bd3 Nc6 8.0-0 Be7 (8...Nd4 9.Nd4 Bd6 10.a3+/-) 9.a3 ba3 (9...Nd4 10.Nd4 e5 11.Nf5 Bf5 12.Bf5 Qd1 13.Rd1 ba3 14.Na3+-) 10.Ba3 0-0 (worse is 10...Nd4 11.Nd4 0-0 12.Re1+-) 11.Qd2 g6 (11...b6 12.Re1+=) 12.Be7 Qe7 13.Nc3 a6 14.Rfb1 Rd8 15.Ra4 Ne8 (15...Ra7!? 16.Ne4 b5-/+) 16.Be4= Qd7 17.Qh6 f5 18.Bc6 Qc6 19.Qh4 Rd7 20.Ra3 Qd6 21.Raa1 Qe7 22.Qf4 Nc7 23.Rb6 Nd5 24.Nd5 Rd5 25.h3 Qd8 26.Rab1 Rb5 27.R6b5 ab5 28.Rb5 Bd7 29.Rb7 Bc6 30.Rc7 Bf3 31.Qe5 (31.gf3?! Rc8 32.Rc8 Qc8+/-) 31...Qf8 32.Qe6 Kh8 33.gf3 Re8 34.Qd7 Qg8 35.d5 Re1 (35...f4+-) 36.Kg2 f4 (36...Re8 37.Ra7 g5 38.Qf5 Qg6 39.Qg6 hg6+-) 37.Qd6 Qf8 (37...Re4 38.Qf6 Qg7 39.Qg7) 38.Qf8 1–0. usingprogram – hey1, kurnik, 2011. (=1.e4 c5 2.b4 e6 3.Nf3 cb4 4.d4 d5)

6.Be4 Nf6 7.Bd3 Nc6 8.0-0 Be7 9.a3 ba3 10.Ba3 Ba3 11.Na3 0-0 (11...Nd4? 12.Nd4 e5 13.Nf3+-) 12.c3 b6 13.Qd2 Bb7 14.Rfe1 (14.Nc4 b5 15.Nce5 Ne5 16.Ne5 Nd7=+) 14...Ne7 (better 14...Na5!? 15.Qe3 Nd5=+) 15.Ne5= Rc8 16.Nb5 (16.Nac4!? a6 17.Re3=) 16...a6=+ 17.Na3 b5 18.Nc2 (18.c4!?=+) 18...Ng6-/+ 19.Ng6 hg6 20.Nb4 Qc7 21.Na6? (better 21.Ra3-/+) 21...Ba6?? (better 21...Qc6 22.f3 Ba6-+) 22.Ra6=+ Qc3 23.Qc3 Rc3 24.Bb5 Rd8 25.Rd1 Nd5 26.g3? (better 26.Ra7=) 26...Nc7-+ 27.Rb6? (better 27.Ra5 Rd5 28.Rb1-+) 27...Nb5 (better 27...Rb3-+) 28.Rb5= Rc4 29.d5 ed5 30.Rbd5 Rd5 31.Rd5 Rc1 32.Kg2 Rc2 33.h4 f6 34.Rd7 Kh7 35.Ra7 Kh6 36.Ra3 Rc8 37.Rf3 f5 38.Kh3 Re8 39.Rf4 Re5 40.Kg2 Re2 41.Kf3 Ra2 42.Rb4 Ra3 43.Kg2 Ra5 44.Rb8 Re5?? (better 44...g5=) 45.Rh8 1-0. Dubious (2500) - infrared (2235), Rated Bullet game, lichess.org, 2015. (=1.e4 B40: Sicilian: 2...e6, Unusual lines 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 d5)

6.Be4 Nf6 7.Bd3 Bd6 8.Bb2 0-0 9.a3 ba3 10.Ba3 Qa5 11.c3 Ba3 12.Ra3 Qb6 13.0-0 e5 (better is 13...Qd6!?+=) 14.Ne5 Be6 15.Nd2 Nc6 16.Ndf3 Rac8 (16...Rfd8 17.Re1+=) 17.Ng5 Ne5 18.de5 Nd5?? (better is 18...Qc5 19.ef6 Qg5 (19...Qa3 20.Bh7 Kh8 21.Qh5 Bg4 22.Qh4 Bh5 23.Qh5 Rc7 24.Be4 Kg8 25.Qh7) 20.fg7 Qg7 21.Ra7 Rfd8+=) 19.Bh7+- Kh8 20.Qh5 (20.Ne6?! Qe6 21.Bf5 Qf5 22.Qd5 a6+/-) 20...Rfd8 (20...Nf4 21.Qh4 Rfd8 22.Be4 Kg8 23.Qf4 Bc4+-) 21.Bf5 (better is 21.Bg6!? Kg8 22.Bf7 Bf7 23.Qf7 Kh8 24.Qh5 Qh6 25.Nf7 Kg8 26.Nh6 gh6+-) 21...Kg8 22.Qh7 (better is 22.Be6 Qe6 23.Qh7 Kf8 24.Ne6 fe6+-) 22...Kf8 23.Ne6 fe6 24.Qh8 (better is 24.Bg6 Rd7 25.Qh8 Ke7 26.Qc8+-) 24...Kf7 25.Qh5 Ke7 26.Bg6 (26.Rb1 Qc6 27.Be4 Rg8+-) 26...Kd7? (26...Rc3 27.Rc3 Nc3 28.Qf3+-) 27.Qg4 Kc7? 28.Rb1 Qc5 29.Rab3 b6 30.Qa4 Nc3?? 31.Rc3! Qc3 32.Qa7 Kc6 33.Qb6 Kd7 34.Qd6 1–0. Salgado,David – Weiler Thiessen,David, IECG, 1999. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 d5)

4.Nf3 d6

5.a3 ba3 6.Ba3 Be7 7.Bd3 Nf6 8.0-0 0-0 9.Nbd2 Nbd7 10.Qe2 e5 11.Nc4 Qc7 12.c3 Re8 13.Nh4 Nf8 14.d5 Ng6 15.Ng6=+ hg6 16.f4 b5 17.Ne3 ef4 18.Rf4 a6 19.c4 Nd7 20.cb5= ab5 21.Rff1 Ba6 22.Bb5 Bb5=+ 23.Qb5 Bf6 24.Rac1? Qa7-+ 25.Rfe1 Reb8 26.Qc6 Ne5 (26...Ne5 27.Qd6 Qa3 28.Qa3 Ra3-+) 0–1. Bujak,M (2195) – Neelotpal,D (2505), Open A, Prague CZE, 2006.

5.a3 ba3 6.Ba3 Be7 7.Bd3 Nf6 8.0-0 0-0 9.Qe2 Nc6 10.e5 de5 11.de5 Nd5 12.Rd1 Qc7 13.Qe4 g6 14.h4 (14.Be7 Qe7 15.c4 Ndb4=) 14...Ba3 15.Ra3 b6 16.Nc3 Qe7 17.Nb5 Bb7 18.c4 Ndb4 19.Bb1 Na5 20.Qf4 Rac8 21.Nd6 Rc5 22.h5 Ba8 23.Ra4 (23.Be4 Be4 24.Qe4 Rd8=) 23...Na6 (better is 23...Bf3!? 24.Qf3 Nbc6+=) 24.Be4= Be4 25.Ne4 Rc7 26.Nf6 (26.Qh6 f5 27.ef6 Rf6 28.Nfg5+-) 26...Kg7= 27.Ng4 Kh8 (27...gh5?? 28.Qh6 Kg8 29.Nf6 Qf6 30.ef6 Nc4 31.Qg7) 28.Qh6 f5 (28...Rg8 29.Nf6 Rg7+-) 29.ef6 Qe8?? (29...Rf6 30.Nf6 Qf6+-) 30.hg6 Kg8 (30...Rg8 31.Nfe5 Qc8+-) 31.g7 Rff7 (31...Rc8 32.Ng5 Qg6 33.Qg6 hg6 34.Nh6) 32.Ng5 (32.Ng5 Rg7 33.fg7 Rg7 34.Qe6 Kf8 35.Qf6 Kg8 36.Nh6 Kh8 37.Rd8 Qd8 38.Ngf7; 32.Qh5 Rf6 33.Qe8 Kg7 34.Rd8 Rf8 35.Qf8 Kg6 36.Nge5 Kh5 37.g4) 1–0. Levi,Eddy (2245) – Caoili,Arianne (2040), Sydney Challenge op, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d6)

5.a3 ba3 6.c3 Be7 7.Bd3 Nf6 8.0-0 Nbd7 9.Ne1 e5 10.f4 Qb6 11.Bc2? d5-/+ 12.Kh1 ed4 13.e5 d3 14.Bd3 Ne4-/+ 15.Be4 de4 16.Ba3 Ba3 17.Na3 Qc6 18.Nec2= 0-0 19.Qe1 Nc5 20.Nd4 Qg6 21.Nc4 a6 22.Nd6 Bd7 23.f5+= Qh6 24.Ne4 Ne4 25.Qe4 Bc6 26.Nc6 Qc6 27.Qc6 bc6 28.Ra5 ½–½. Konstacky,M (2010) – Machlowski,S (2160), 18th Pobeskydi Chance Cp, Frydek Mistek, 2007.

5.a3 Qa5 6.Bd3 Nc6 7.0-0 Nf6 8.Nbd2 Be7 9.Bb2 0-0 (9...Qc7 10.Qe2+=) 10.ab4= Qb4 11.Ba3 Qb6 12.e5 de5 13.de5 (13.Be7 Ne7 14.de5 Nfd5=) 13...Nd5 14.Be7 Nce7 15.Bh7? (better is 15.Nc4 Qc7 16.Nd4+=) 15...Kh7-+ 16.Ng5 Kg6 17.Ra3 (17.Qg4 f6 18.Nc4 f5+/-) 17...f6 (17...Kg5?? 18.Rg3 Kh6 19.Rh3 Kg5 20.Qh5 Kf4 21.Rh4#) 18.Nge4 Rh8 (better is 18...fe5!? 19.Nc4 Qc7-+) 19.Nc4 Qc7 20.Ncd6 Rh4 (20...fe5?? 21.Qg4 Kh7 22.Qh5 Kg8 23.Qf7 Kh7 24.Rh3#) 21.Rg3 Kh7 22.Rg7 Kg7 23.Ne8 Kf8?? (23...Kf7 24.Nc7 Nc7 25.Nd6 Kf8 26.ef6 Ned5+-) 24.Nc7+- Re4 25.ef6 Nc6 (25...Nf6 26.Na8 Kf7 27.f3+-) 26.Na8 Kf7 (26...Nf6 27.Qd6 Kf7+-) 27.Qh5 Kf6 28.Qh8 (28.Qh8 Kg6 29.Qc8+-) 1–0. Kadas,Gabor (2285) – Bodrogi,Laszlo (2050), Nyiregyhaza op, 1994. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d6)

5.a3 d5 6.ed5 ed5 7.ab4 Bb4 8.c3 Be7 9.Bd3 Nf6 10.0-0 0-0 11.Ne5 Nbd7 12.f4 Re8 13.Nd2 Nf8 14.g4 (14.Qf3 Qc7+=) 14...Bd6 15.g5 N6d7 16.Qf3 Nb6 (worse is 16...Ne5 17.fe5 Bc7 18.Qf7 Kh8 19.Bb5+/-) 17.Ba3 Ba3 18.Ra3 Qd6 19.Rfa1 a6 20.Qh5 g6 21.Qf3 Ne6 22.Nf1 Ng7 23.Ne3 Attacking the isolated pawn on d5 23...Rd8 24.Rb3 Be6 25.Rab1 Nc4? (better is 25...Na4!? 26.Rb7 Nc3=) 26.Bc4+/- dc4 27.Rb7 Rdc8 28.d5+- Bf5 29.Nf7 Qc5 30.R1b4 Bd3 31.Kg2 Nf5 32.Nf5 Bf5 33.Nh6 Kh8 34.Nf5 gf5 35.Rh7?? Kh7= 36.Qh5 Kg8 37.Qg6 Kh8 38.Qf5 Kg8 39.Qe6+/- Kh8?? 40.Rb7 (40.Rb7 Qc7 41.Rc7 Rc7 42.d6+-) 1–0. Soelter,Reinhold – Beerheide,Walther, OWL–ch Oelde, 1973. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.a3 d5 6.e5 Nc6 7.ab4+= Bb4 8.c3 Be7 9.Bd3 Qc7 (9...h6 10.Nbd2+=) 10.0-0 (10.Qc2 h6+=) 10...f6 (10...Bd7 11.Qd2+=) 11.Re1 (11.ef6 A) worse is 11...gf6 12.Nh4 Nd8 13.Qh5 Nf7 14.Re1= (worse is 14.Bh7 f5 15.Ng6 Nf6 16.Nh8 Nh5-/+); B) 11...Bf6 12.Qc2 h6=) 11...fe5 (11...f5 12.Nh4 g6 13.Nf3-/+) 12.de5 Bc5 (12...g6 13.Qc2 Bc5 14.Ra4=) 13.Ba3 Nce7 (13...Be7 14.Nd4 Nh6 15.Nb5+=) 14.Nd4 (14.Bb5 Kf8 15.Nd4=) 14...Bd4= 15.cd4 Nh6 (better is 15...Nc6!?=) 16.Bd6+/- Qd8 17.Na3 Bd7 18.Qh5 Kf8 19.Re3 (better is 19.Rec1!? Kg8 20.Be7 Qe7 21.Rc7+/-) 19...Kg8+= 20.g4 (20.Be7!? Qe7 21.Rg3+=) 20...Be8= 21.Qh3 Ng6 22.Rc1 Rc8 23.Rc8 Qc8 24.Qf3 Nf7+= 25.Bg6 hg6-/+ 26.Rc3 Bc6 27.Nb5 Nd6 28.Na7 Qd7 29.Nc6 bc6 30.ed6 Qd6 31.Qg3 Qg3 32.hg3 Kf7 33.Rc6 Rb8 34.Rc7 Kf6 35.Rc3 Rb4 36.Rd3= g5 37.Kg2 e5 38.de5 Ke5 39.Kf3 d4 40.Ra3 Rb7 41.Ra5+= Kf6 42.Ke4 Rb2 43.Rf5 Kg6 44.Rf3 Ra2 45.Rf8 Rb2 46.f4 Rb3 47.Rf5 Rg3 48.Rg5 Kf6 49.Kd4 g6 50.Ke4 Rg1 51.Kf3 Rf1 52.Kg3 Rc1 53.Re5 Rg1 54.Kh3 Rh1 55.Kg2 Rb1 56.g5 Kf7 57.Kf3 Rf1 58.Ke4 Rf2 59.Ra5 Rf1 60.Ra3 Rb1 61.Ra5 Rb6 62.f5 gf5= 63.Kf5 Kg7 64.Ra7 Kg8 65.Kg4 Rc6 66.Kh5 Rb6 67.Rc7 Ra6 68.Rb7 Rc6 69.g6 Rc1 ½–½. Melnikov,Alexander (2020) – Pandorf,Horst (1740), Koblenz–ch, 2002. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.a3 d5 6.e5 Nc6 7.ab4 Bb4 8.Bd2 Bd2 9.Qd2 Nge7 10.Bd3 Bd7 11.0-0 a6 12.Nc3 b5 13.Rfb1 0-0 14.Qe2 Ng6 15.g3 Qc7 16.Nd1 Na5 17.h4 Nc4 18.h5 Ne7 19.h6 g6 20.Bc4 Qc4 (20...dc4 21.Ne3-/+) 21.Qd2+= Rfc8 22.Qf4 Nf5 (better is 22...Qc7!?+=) 23.g4+= Qc2 24.gf5 Qf5 25.Qf5 ef5 26.Ne3 Be6 27.Nd2 (27.Rb3 Rcb8+=) 27...f4 28.Ng2 Bf5 29.Rc1 Rc1 30.Rc1 g5 31.Nf3 g4?? (better is 31...b4!?+=) 32.Nfh4 (32.Ng5 b4 33.Rc7 b3+-) 32...Rc8 (better is 32...Be4!? 33.Nf4 b4+=) 33.Ra1 Be6 34.Ra6 g3? 35.Nf4 gf2 36.Kf2 b4 37.Rb6 Rc4 38.Rb8 Rc8 39.Rb4 Rc2 40.Ke3 Rc3 41.Kd2 Rc8 42.Ne6 fe6 43.Nf3 Kf7 44.Ng5 Kg6 45.Ne6 Kh6 46.Rb6 Kg6 47.Nf4 Kf7 48.Nd5 h5 49.e6 Ke8 50.Rb7 Ra8 51.Nc7 Kf8 52.Na8 h4 53.d5 h3 54.d6 h2 55.Rh7 h1Q 56.Rh1 Kg8 57.d7 Kg7 58.d8Q Kg6 59.Qf8 Kg5 60.Rg1 Kh5 61.Qh8 1–0. Xu,Xianliang – Moehn,Hans, GER–ch U10 Willingen, 2006. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.Bb2 a6 6.Bd3 Nd7 7.0-0 g6 (7...Ngf6 8.c4=) 8.c4 bc3 9.Nc3 Bg7 10.Rc1 b5 11.Qb3 Rb8 12.Ne2 Ne7 13.e5 (13.Qb4 Nf6=) 13...d5 (13...de5!? 14.Ne5 Bb7-/+) 14.Ba3= 0-0 15.Bd6 Rb7 16.a4 ba4 17.Qa4 Re8 18.Qc2 (18.Qa6 Nf5 19.Bf5 gf5+/-) 18...Nb8 (18...Nf5 19.Bc7 Qe7 20.Ng3 Ng3 21.fg3=) 19.Ra1 a5 20.Rfc1 Nec6 21.Qa4 (21.Bb8!? Nb8 22.Qc5=) 21...Bd7= 22.Bb5? (22.Qd1 Nb4=) 22...Bf8 (better is 22...Ne5!? 23.de5 Bb5-/+) 23.Bc6 Nc6+= 24.Rc6 Bd6 25.ed6= Rb6 26.Rac1 Bc6-+ 27.Rc6?? Qd7 28.Rb6 Qa4 29.Nc3 Qc2 30.h3 Qc3 31.d7 Rd8 32.Ra6 Rd7 (32...Rd7 33.Ra8 Kg7-+) 0–1. Demoulin,Joachim (2045) – Uylenbroeck,Roland, Leuven op, 1994. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 d6)

5.Bb2 Nf6 6.Bd3 Be7 7.0-0 d5 8.e5 Nfd7 9.Nbd2 Nc6 10.Nb3 Nb6 11.Qe2 Bd7 12.a4 Rc8 13.Nfd2 Nb8 14.a5 Na4 15.Ra2 Nc3 16.Bc3 bc3 17.Nb1 Nc6 18.Qe1? (18.Ra1 Nb4-/+) 18...Bb4 (better is 18...Nb4 19.Ra1 Nd3 20.cd3 c2-+) 19.a6-/+ b6 20.Nc3?? (better is 20.f4-/+) 20...Ne7-+ 21.Qe2 Bc3 22.Qg4 Ng6 23.f4 Qe7 24.f5 ef5 25.Bf5 Bf5 26.Qf5 Qe6 27.Qf3 Rc4 28.Qe2 (28.Rd1 0-0 29.Rd3 Nh4-+) 28...0-0 29.Rf3 0–1. Golecki,Jan – Rykala,Monika (1865), VI Miedzynarodowy Turniej Szachowy Poland, 2013. (=1.e4 c5 2.Nf3 d6 3.b4 cb4+= 4.d4 e6)

5.Bb2 Nf6 6.Bd3 Be7 7.c4 bc3 8.Nc3 0-0 +=.

5.Bb2 Nf6 6.Bd3 Be7 7.h4 Nc6 8.Nbd2 Qc7 9.Qe2 Bd7 10.Nc4 b5 (10...d5!? 11.Ncd2 de4 12.Ne4 Nd5-+) 11.Nd6+= Bd6 12.e5 Be5 13.de5 Nd5 14.Ng5 (14.Bb5 Nce7+=) 14...h6-/+ 15.Ne4 Ne5 16.Nd6 Qd6 17.Be5 Qc5 18.0-0 0-0 19.Rfe1 f6 20.Bg3 f5 (20...Nc3 21.Qg4-+) 21.Be5 Nf6 22.Qd2 Rad8 23.a3 Bc6?? (better is 23...ba3 24.Bf6 Rf6-+ (24...gf6?! 25.Qh6 Rf7 26.Re3-/+)) 24.ab4= Qd5 25.f3 Rd7 26.Qf2 (26.Qe2!?=) 26...Ne4+= 27.fe4 fe4 28.Be4 Qe4 29.Re4 Rf2 30.Kf2 Be4 31.c3 Bd3 32.Bd4 Bc4 33.Ke3 Kf7 34.Kf4 g6 35.Ba7 Rd2 36.Rg1 Bd5+= ½–½. Spelec,D (2020) – Skuhala,B (1740), 11th Josipa Ipavca Mem, 2011. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.c4 bc3 6.Qa4 Bd7=+ 7.Bb5 Qc7-+ 8.0-0 a6 9.Bd7-/+ Nd7 10.Qb3 Rc8-+ 11.Na3 d5 12.Re1? de4-+ 13.Re4 Ngf6 14.Re3 Bd6 15.Nc2 0-0 16.Ba3 Ba3 17.Qa3 Nd5 18.Re2 Qc4 19.Ree1 Ra8 20.Ne3 Ne3 21.Re3 Rfc8 22.Rc1 c2 23.Rd3 Nf6 24.Ne1 Nd5 25.Rc2 Qb4 26.Rc8 Rc8 27.Qb4 Nb4 28.Rb3 Rc1 29.Re3 Nc2 30.Re2 Ne1 31.g3 Nf3 32.Kg2 Nd4 33.Rd2 Rg1! 34.Kh3 e5 35.Rb2 b5 36.a4 f6 37.Rb4 a5 38.Rb2 b4 39.Kh4 Rc1 40.h3 b3 41.f4 Rc2 (41...Rc2 42.Rb1 Nf3 43.Kg4 Nd2 44.Rb3 Nb3 45.fe5 fe5-+) 0–1. MacDonald,Weldon – Bennett,Gary, IECC, 1999.

5.c4 bc3 6.Nc3 Nd7 7.Bd3 a6 (7...Be7 8.Qa4+=) 8.a4 (8.0-0!?+-) 8...b6 9.0-0 Bb7 10.Ba3 (10.Bf4 Ngf6+=) 10...Ngf6= 11.Re1 Be7 12.e5 (12.Qe2 0-0=) 12...de5=+ 13.de5 Nd5 14.Ne4 Nc5 15.Bc5 (15.Nc5 bc5 16.Be4 Qc7=+) 15...bc5 16.Nfg5 (16.Rb1 Nb4 17.Bc4 Qd1 18.Rbd1 Bc6-/+) 16...Nb4 (16...Bg5?! 17.Nd6 Kf8 18.Nb7=) 17.Ra3 (17.Bc4 Qd1 (17...Bg5?! 18.Nd6 Kf8 19.Nb7 Qd1 20.Rad1=) 18.Rad1 h6-/+) 17...c4 (better 17...Rb8 18.h4 c4 19.Bc4 Qd1 20.Rd1 h6 21.Nf7 Kf7 22.Rf3 Ke8 23.Be6 Be4 24.Bd7 Kd8 25.Bc6 Bd3-+) 18.Ne6?? (better 18.Bc4 Qd1 19.Rd1=+) 18...fe6-+ 19.Qh5 g6 20.Nd6 Bd6 21.Bg6 hg6 22.Qg6 (22.Qh8 Bf8 23.Qg8-+) 22...Kd7 23.ed6 Bd5 24.Rf3 (24.Qg7 Kd6 25.Qe5 Kc6-+) 24...Kd6 25.Qg3 Kc6 26.Rf7 (26.Rc1 Qh4 27.Rf7 Qg3 28.fg3 e5-+) 26...Rg8 27.Qc3 (27.Rg7 Rg7 28.Qg7 Qg8 29.Qg8 Rg8-+) 27...Nd3 28.Rb1 Rg2 29.Kf1 Rf2! 30.Rf2 Nf2 31.Qb4 Ra7 (31...Nd3 32.Qe1 Qf6 33.Ke2 Qe5 34.Kd2 Ne1 35.Rb6 Kb6 36.h4 c3 37.Kd1 Bb3 38.Kc1 Nd3 39.Kb1 c2) 32.Kf2 Qh4 33.Ke3 Qe4 34.Kd2 Qd3 35.Kc1 Qe3 (35...Qe3 36.Kb2 Rb7 37.Qb7 Kb7 38.Kc2 Kc7 39.Rb4 c3 40.Rd4 Qd4 41.h4 Qd2 42.Kb1 Qb2) 0–1. Finster,Michael (2105) – Lutz,Dieter (2190), 50st Mittelfranken–ch HT, 2001. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

5.c4 bc3 6.Nc3 Nf6 7.Bd3 Be7 8.0-0 0-0 9.Bb2 Nbd7 10.Rc1 Ne8 11.Re1 a6 12.Bb1 g6 (12...b5 13.Bd3+=) 13.h4 (13.a4!?=) 13...Ng7 14.Ne2 Nf6 15.Nf4 Bd7 16.Qb3 b5 17.e5 Nfh5 18.Nd3 Ne8 19.d5 de5 20.Nfe5 ed5 21.Qd5 Nef6 22.Qd4 (22.Qb7 Bd6 23.Nd7 Nd7=) 22...Re8+= 23.Nd7 Qd7 24.Qd7 Nd7 25.Rc7 Rad8 26.Bc3 Bf6 27.Ba5 Re1-/+ 28.Ne1 Ne5 29.Ra7 Rd1 30.Bc2 Ra1 31.Bb3 Nc4 32.Bb4+= Kg7 33.Ra6 Ne5 34.Kh2 Ng4-/+ 35.Kg1 Bd4 36.Kf1 Nf2 37.Ke2 Ne4 38.Nc2?? Nhg3 39.Kf3 Rf1 (39...Rf1 40.Kg4 f5 41.Kh3 Rh1) 0–1. Kernan,Bernard – Harris,Ron, Irish Times Easter, 1974. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.Bd3 Nc6 6.0-0 g6 7.a3 Bg7 8.ab4 Nb4 (8...Nd4?? 9.Nd4 Nf6 10.Nc3+-) 9.Na3 (9.Nc3 Nd3 10.Qd3 Ne7+=) 9...Nd3 (9...Ne7 10.Nb5 0-0 11.Ba3 Nd3 12.Qd3+=) 10.Qd3 Ne7 11.Nb5 0-0 12.Bf4 (better 12.Ba3 d5 13.Na7+=) 12...Bd7? (better 12...d5!?+=) 13.Nd6+- Bc6 14.c4 White plans d5 (14.Rfb1 Qd7+-) 14...Nc8 15.d5 (better 15.Nc8 Qc8 16.Ne5+-) 15...ed5? (15...Bd5 16.cd5 Nd6 17.de6 Ba1 18.Ra1+- (worse 18.Bd6 Bf6=+)) 16.ed5?? (better 16.cd5 Ba1 17.dc6 Nd6 18.Qd6 (18.Bd6?! Bf6+=) 18...bc6 19.Ra1 Qd6 20.Bd6+-) 16...Bd7+- (16...Ba1 17.dc6 Nd6 18.Bd6+-) 17.Nc8 (17.Nb7 Qb6 18.Na5 Ba1 19.Ra1 Re8+-) 17...Qc8 (17...Bf5!? 18.Qd2 Rc8 19.Ra7 Rc4=) 18.Be5 (18.Ne5 Re8 19.Rfe1 a5+=) 18...Bf5 19.Qd4 (19.Qc3 f6 20.Bg3 Be4+-) 19...Be5 (19...f6 20.Bf4+=) 20.Ne5+- (20.Qe5?! Qc4 21.Rfd1 Rfe8=) 20...f6 21.Nf3 b6 22.Rfe1 Qd7 (22...a5 23.Nh4 Bd7 24.Qd3+=) 23.h3 (23.Nh4 Rae8+-) 23...Qd6 24.Nd2 Rfd8?? (better 24...Rf7+-) 25.g4+- Bc2 (25...Rd7 26.gf5 gf5 27.Nf3+-) 26.Rac1 (better 26.Qc3 f5 27.Qc2 Rf8 28.gf5 Rf5+-) 26...Ba4 (26...Bf5 27.gf5 gf5 28.Nf3+-) 27.Ne4 Qc7 (27...Qf8 28.Nf6 Kh8 29.c5+-) 28.Nf6 Kf7 (28...Kf8 29.c5 Bb5 30.d6 bc5 31.Nd7 Rd7 A) 32.dc7 Rd4 (worse 32...cd4 33.c8Q Rc8 34.Rc8 Kf7 35.Rd1=) 33.Rc5 Bd7-+; B) 32.Qf6 Kg8 33.Qe6 Rf7 34.dc7+-) 29.Nh7 Qd6 (29...Re8+-) 30.Re6 Qa3 31.Ng5 Kg8 32.Rg6 Kf8 33.Qg7 (33.Qg7 Ke8 34.Qf7) 1–0. Narmontas,Matas (2095) – Kosov,Ivan (2150), Budva YUG, European Youth Ch, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

5.Bd3 Qc7 6.0-0 Nd7 (6...Nf6 7.a3 Nc6 8.Qe1 ba3 9.Na3=) 7.a3 ba3 8.Na3 Be7 9.Bf4 Qb8 10.e5 a6 11.Qd2 de5 (11...d5 12.c4 Ba3 13.Ra3 dc4 14.Bc4=) 12.Ne5+= Bd6 13.Nac4 Bc7 14.Qb4 Ndf6? (better is 14...Ne5 15.Be5 Ne7+/-) 15.Nb6+- Bd6 (15...Bb6 16.Ng6 fg6 17.Bb8 Nd5+-) 16.Qa4 Ke7 17.Na8 Qa8 18.c4 (better is 18.Nf7!? Bf4 19.Nh8 Bd7+-) 18...Nh6 19.c5 Bb8 20.c6 Bd6 21.Bg5 Rd8 22.Rfc1 Kf8 23.c7 Re8 24.Bf6 gf6 25.Nd7 Ke7 26.Nb6 Qa7 27.Qe8!! (27.Qe8 Ke8 28.Nc8 Bh2 29.Kh2 Qd4 30.Nb6 Ng4 31.Kg3 Qd3 32.f3+-) 1–0. Siembab,B (2255) – Golek,J (2045), Wroclaw Poland, 8th Open, 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d6)

5.Bd3 d5 6.e5 Nc6 7.0-0 Nge7 8.a3 Nf5 9.ab4 Nb4 10.Bf5 ef5 11.Ba3 Be7 12.c4 a5 (12...dc4? 13.Bb4 Bb4 14.Qa4 Bd7 15.Qb4+-) 13.Nc3 (13.c5 Nc6=) 13...Be6 (13...dc4!? 14.d5 Bc5-/+) 14.c5+= 0-0 15.Bb4 ab4 16.Na4 Qe8 (16...Qa5 17.Nb6 Qa1 18.Qa1 Ra1 19.Ra1=) 17.Nb6 Ra1 18.Qa1 Qb5 19.Rb1 Bd8 20.Qa4 Attacks the isolani on b4 20...Qa4 21.Na4 Ba5 22.Nb2 f4 23.Ra1 b6 24.Nd2 b3 25.Nb3 Bc3 26.cb6 Bb2 27.Ra2 (27.Ra2 f6 28.b7 fe5 29.Ra8 Bd4 30.Rf8 Kf8 31.b8Q Kf7 32.Nd4 ed4 33.Qf4 Kg6 34.Qe5+-) 1–0. Maryasin,B (2340) – Carlsson,P (2505), 7th Gibtelecom Masters, Caleta ENG, 2009. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.Bd3 d5 6.e5 Nc6 7.a3 ba3 8.c3 Bd7 9.0-0 a6 10.Na3 b5 11.Nc2 Be7 12.Bd2 Na5 13.Nb4 Bb4 (13...Bc8 14.Qc2=+) 14.cb4 Nc4 15.Qc2 Ne7 16.Bg5 (16.Rfc1 Nc6=) 16...h6=+ 17.Be3 (17.Bh4 g5 18.Bg3 g4-/+) 17...Nc6 18.Bc4 (18.Qc3 0-0=+) 18...bc4-/+ 19.Rfb1 0-0 20.Qc1 Ne7 21.Bh6 (21.Qa3!?-/+) 21...gh6-+ 22.Qh6 Nf5 23.Qh5 f6 24.Ra3 Qe7 25.ef6 Qf6 26.Ne5 Be8 27.Qh3 (better 27.Qg4 Qg7 28.Qf4-+) 27...Qh4?? (better 27...Ra7-+) 28.Rg3 Kh7 29.Qh4 Nh4 30.Rh3 Rf4 31.Nf3 Kg7 32.Rh4 Rh4 33.Nh4 Rb8 34.g4 a5! 35.Ra1? (35.ba5 Rb5 Double attack (35...Rb1 Pinning; 35...Rb1 Deflection; 35...Rb5 Decoy)) 35...ab4-+ 36.Ra7 Kf6?? (better 36...Bf7 37.Nf3 b3-+) 37.f4=+ e5?? (37...Bf7 38.g5 Kg7-/+) 38.de5+- Ke6 39.Nf5 Bd7?? (39...d4 40.Ra6 Kd5 41.Rd6 Kc5 42.Nd4+= (worse 42.Rd4 b3 43.Rd1 b2-+)) 40.Ng7 (better 40.Nd4 Ke7 41.Nc6 Kf8 42.Nb8 Bg4 43.Nc6+-) 40...Ke7 41.e6 Kf6?? (41...b3 42.Rd7 (42.ed7 b2 43.d8Q Kd8 44.Ne6 Ke8 45.Nc7 Kf8 46.Ne6 Kg8-+) 42...Kf6 43.e7+=) 42.Rd7 (better 42.ed7 Rd8 43.Nf5+-) 42...b3+- 43.Rf7 Kg6 44.h4 b2 45.h5 Kh7 46.Ne8 Kh6 47.Rf6 Kh7 48.Rf7 Kh6 49.Rf6 ½–½. kovacic (2290) – TrevorLewisOfNottingham (2275), ChessWorld.net, 2015. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.Bd3 Nd7 6.0-0 Ngf6 7.a3 ba3 8.c4 (worse is 8.Ra3 d5 9.e5 Ba3 10.Na3 Ne4-/+; 8.Ba3?! Qc7=) 8...e5 9.Ba3 b6 10.Qa4 Qc7 11.Nc3 a6 12.Nd5 Nd5 13.ed5 f6 14.Nh4 Kf7 15.Rfb1 g6 16.Qc6 Ra7 17.Bc1 Be7 18.Be3 Bd8 19.Qa4 Rg8 (19...f5!? 20.de5 de5 (20...Bh4 21.e6 Kg7 22.ed7 Bd7 23.Qb4+-) 21.Nf5 gf5 22.Bf5 Nc5-/+) 20.Be2 Re8 21.de5 de5 22.Nf3 Nc5 23.Qa3 Be7 24.Qb2 Bd8 25.Nd2 Qd6 26.Qa3 Be7 27.Rb2 Rd8 28.Qb4 Rb7 29.Nb3 Nd7 (better is 29...Kg7!?+=) 30.Qd6+= Bd6 31.Ra6 Nc5 32.Ra8 Ke7 33.Nd2 Bf5 34.Ra1 Rdb8 35.g4 Bd7 36.f3 Na4 37.Rb3 Bc5 38.Ne4 Be3 39.Re3 Nc5 40.Nc3 Kd6 ½–½. Neuberg,Simon – Puth,Dieter, RL–op Trier, 1991. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

5.Be2 Nf6 6.Nbd2 Be7 7.a3 ba3 8.Ba3 0-0 9.0-0 d5 10.e5 Ne8 11.Be7 Qe7 12.c3 Nc6 13.Qc2 Bd7 14.Rfb1 b6 (better is 14...Bc8!?=) 15.Rb6+/- Nc7 16.Rb7 Rfc8 17.Bd3 g6 18.Nb3 Qd8 19.h4 Rcb8 20.Nc5 Rb7 21.Nb7 Qf8 22.h5! Qh6 23.hg6 hg6 24.g3 Kg7 25.Bf1 Ne7 26.Nd6 Qh5 27.Bg2 Nf5 28.c4 dc4 29.Qc4 Nd5 30.Nf5 gf5 31.Qc1 a5 32.Ne1 a4 33.Nd3 Rh8 34.Qb2 Bc6 35.Qc2?? Exerts pressure on the isolated pawn 35...Qh2-+ 36.Kf1 Nb4! 37.Nb4 Qg2 38.Ke2 Qf3 (38...Qf3 39.Kd2 Be4-+ (39...Qf2?! 40.Kc3 Qg3 41.Qd3 Qd3 42.Nd3-+)) 0–1. Martinez,Eric – Le Beuffe,Ernesto, ARAIS tt Santiago de Chile, 1994. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

5.a3 Nf6

6.Bd3 ba3 7.c3 Be7 8.Ba3 0-0 9.h4 (9.e5 de5 10.de5 Nd5+=) 9...h6 10.Qe2 Nc6 11.Nbd2 Bd7 12.Nf1 Rc8 13.Ne3 d5 14.e5 Ne4 (14...Nh5 15.Be7 Qe7 16.g3+=) 15.Nd1 (15.Be7!? Ne7 16.c4=) 15...Ba3+= 16.Ra3 a6 (16...f5 17.ef6 Nf6 18.Bb5+=) 17.g4 (17.Be4 de4 18.Qe4 Ra8=) 17...Qe7 18.Ra1 Na7 19.g5 (19.Be4 de4 20.Nd2 Nb5 21.Ne4 Bc6=) 19...h5 (19...Nc3 20.Qb2 Nd1 21.Rd1-/+) 20.c4 (20.Be4 de4 21.Nd2 Bc6 22.Qh5 e3+=) 20...g6 (20...Qb4!? 21.Kf1 Nc3-/+) 21.Rg1 Rc7 22.Qb2 Bc6 23.Qb1 Rd8 24.c5 Bb5 25.Bc2 Nc8 26.Nh2 b6 27.f3 Nc5! 28.Rg2 Nd7 29.Bg6 fg6 30.Qg6 Qg7 31.Qe6 Qf7 32.Qf7 Kf7 33.Ne3 Nf8-+ 34.f4 Rc3 35.Kf2 Ne7 36.f5 Re3! 37.g6 Kg8 38.Ke3 Nf5 39.Kd2 Nh4 40.Rg5 Nhg6 41.Rag1 Kf7 42.Rh5 Bc4 43.Nf3 a5 44.Rf5-/+ Ke7 45.Ng5 Kd7 46.Rf7 Ne7 47.Rh1 Re8 48.Rh6+= a4 49.Rb6 Kc7 50.Rb4 Nfg6 51.Ra4 Rb8 52.Ne6 Kc6 53.Nc5 Rb2 54.Kc3 Ra2 55.Rb4 Ra3 56.Kb2 Ra2 57.Kb1 Ra7 58.Rf6 Kc7 59.Rfb6 Nc6 60.Ne6 Kd7 61.Rb2 Nge7+= 62.Nc5 Kc8 63.Nb7 Nd4 64.Nd6+= Kd7 65.Nc4+/- dc4? 66.Rd6+- Ke8 67.Rd4 Rc7 68.e6 Nf5 69.Rf4 Nd6 70.Rh2 Rg7 71.Rd2 Ke7 72.Rfd4 Nf5 73.Rd7 Ke6+= 74.Rg7 Ng7 75.Rd4 Nf5 76.Rc4 Kd5 77.Ra4 Ke5 78.Kc1 Nd4 79.Kd2 Kd5 80.Kd3 Nc6 81.Rh4 Ne5 82.Kc3 Nf3 83.Rf4 Ne5 84.Rd4 Kc5 85.Rd8 Nc6 86.Rh8 Kd5 87.Rh5 Ne5 88.Rf5 Ke4 89.Rf1 Nf3 90.Rd1 ½–½. Christensen,Bo (2245) – Svane,R (1930), Politiken Cup, Helsingor DEN, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

6.Bd3 d5 7.e5 Nfd7 8.ab4 Bb4 9.c3 Be7 10.0-0 0-0 11.Re1 Re8 12.Nbd2 Nf8 13.Nf1 Nc6 14.Ng3 b6 15.Nh5 Na5 16.Ng7? (better is 16.Ba3!?+=) 16...Kg7-+ 17.Qd2 f5 (17...Nb3 18.Qh6 Kg8 19.Ng5 Bg5 20.Bg5+/-) 18.ef6-/+ Bf6 (18...Kf6?? 19.Qg5 Kf7 20.Ne5) 19.Ne5 Kg8 20.Qh6 Qe7 21.Re3 Be5 22.de5 Qg7 23.Rg3 Ng6 24.Qh5 Kf7 (24...Rf8 25.Bg6 Kh8 26.Ra4+-) 25.Bh6 Qg8 (25...Qh8 26.Bg6 hg6 27.Qg6 Ke7 28.Qg7 Qg7 29.Rg7 Kf8 30.Ra7 Kg8 31.Ra8 Kf7+-) 26.Bb5 (26.Bb5 Qf8 27.Bf8 Kg8 28.Be8 a6 29.Rg6 Kf8 30.Qh7 Ke8 31.Rg8) 1–0. Adamski,Andrzej – Polanski,Edward, Poland–ch, 1976. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

6.Bd3 d5 7.e5 Ne4 8.0-0 Nc3 (8...Nc6!?=) 9.Nc3 bc3 10.Ng5 (10.Qe1 Qc7+=) 10...g6 (better is 10...Nc6!?=) 11.Qf3+= Qe7 12.Nh3 (12.Be2 Qc7+=) 12...h6 (12...Qc7 13.Rb1+=) 13.Nf4 Rg8 (13...Nc6 14.Ne2=) 14.a4 (14.Rb1 Nc6 15.Bb5 Bd7 16.Qc3 Rc8+=) 14...Qb4 (14...Qc7 15.Ba3=) 15.Rd1 (15.Ne2 Nc6 16.Bb5 Bd7+=) 15...Nc6 16.Be3 a6 (16...Nd4? 17.Bd4 Bd7 18.Ne2+-) 17.a5 Qe7 (17...Nd4? 18.Bd4 Qe7 19.Bc3+-) 18.Ne2 Qc7 19.Nc3 Na5 20.Na4 Nc6 21.c4 dc4 22.Be4 (22.Bc4? b5 23.Bd3 ba4-+) 22...Bd7 23.Rdb1 (23.Nc3!?+=) 23...b5-/+ 24.Nc3 b4 25.Nb5 Qc8 26.Nd6 Bd6 27.ed6 f5 28.Bc2 b3 29.Bd1 Nb4 30.Bh6 Nd5 31.Qg3 Bc6 32.Bh5 Kf7 33.Bf3 Nb4 34.Qh4 Qd7 35.Bc6-/+ Nc6 36.Bf4 Rh8-+ 37.Qg5 Qd8 38.Qg3 Nd4 39.Qe3 Nc2 40.Qe5 Na1 41.Qa1 a5 42.Re1 Re8 43.Qd4 Qd7 44.Be5 Ra7?? 45.Qh4+/- Rg8?? 46.Qf6+- Ke8 47.Bf4 Qa4 48.Qe6 Kf8 49.Qf6 Rf7 50.Qd8 Kg7 51.Be5 (51.Be5 Rf6 52.Qf6 Kh7 53.Qh4) 1–0. Fontana,Rodrigo Dal Bosco – Capuano,Fausto, Pan American–ch, 1997. (=1.e4 c5 2.Nf3 d6 3.b4 cb4+= 4.d4 e6 5.a3 Nf6)

6.Bd3 Nc6

7.0-0 e5 8.d5+/- Ne7 9.ab4 Ng6 10.c4 Bg4 11.h3 Bd7 12.Nc3 Nh5 13.Ne2 Nh4 14.Ne1 g5 15.Kh2 (15.Be3 a6+-) 15...Nf4 16.g3 (16.Be3 Nd3 17.Qd3 a6+/-) 16...Bh3 (better is 16...Nd3 17.Qd3 Ng6+=) 17.Nf4+- Bf1 18.Nh5 (worse is 18.Bf1 gf4 19.Qa4 Ke7 20.gh4 f5 21.ef5 Bg7+/-; 18.gh4?! Bd3 19.Nfd3 gh4 20.Qa4 Qd7+/-) 18...Bd3?? (18...Bh6 19.Bf1 Ng6+-) 19.Qa4 Qd7 (19...Ke7 20.Bg5 f6 21.Bf6 Kf7 22.Bd8 (22.Bh8?! Bc4 23.Qd1 Ng6+=; 22.Nd3 Nf3 23.Kg2 Nh4 24.Bh4 Be7+-; 22.Bh4?! Be7 23.Be7 Qe7 24.Nd3 Kg6+-; 22.gh4?! Be7 23.Bh8 Be2+-) 22...Rd8 23.Nd3 Nf3 24.Kg2+-) 20.Nf6 (20.Nf6 Ke7 21.Nd7 Nf3 22.Nf3+-) 1–0. Boros – Csillag, Hungary, 1940. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6 5.a3 Nf6 6.Bd3 Nc6)

7.c3 Qa5 8.Bb2 bc3 9.Nc3 Be7 10.0-0 0-0 11.Rc1 d5 12.e5 Nd7 13.Re1 =+.

7.c4 bc3 8.Nc3 Be7 9.Qc2 Qa5 10.Rb1 Qh5 11.Ne2 Qg4 12.Ng3 Nd7 13.Be3 =.

7.Be3 Be7 8.0-0 d5 9.e5 Nd7 10.Nfd2 0-0 11.Qh5 f5 12.Nf3 Nb6 13.Ng5 =+.

7.Bg5 Qa5 8.Bf6 gf6 9.0-0 Rg8 10.Kh1 Bg7 11.Nbd2 ba3 12.Nc4 Qd8 13.c3 =+.

7.0-0 Be7

8.Qd2 Qa5 9.c4 d5 10.e5 Nd7 11.cd5 ed5 12.Qb2 Qb6 13.a4 =+.

8.Bd2 ba3 9.Na3 (9.Re1 d5 10.e5 Nd7 11.Na3 0-0 12.c4 Ba3 13.cd5=) 9...d5 10.e5 Ne4 11.c3 (11.Be3 b6=+ 12.c4 0-0 13.Qb1=+; 11.Bf4 Bb4 12.Nb5 Nc3 13.Nc3=+) 11...Nd2 (11...0-0 12.Re1=+ Nd2 13.Qd2=+) 12.Qd2 0-0 13.Nc2 (13.Rfb1=+) 13...Rb8 (13...b6 14.Rfb1=+) 14.Ne3 b5 15.Ng4 f5 (15...a5 16.Bc2=+) 16.ef6= Bf6 17.Nf6 Qf6 18.Rfe1 a6 19.Ne5 Ne5 20.Re5 Qf4 21.Qc2 h6 22.Re3 Rb6 23.Rae1 Qd6 24.Rg3 Rf6 25.Rg6 Rg6-/+ 26.Bg6 Bd7 27.h3 Rb8 28.Qe2 Rc8 29.Qd3 Be8 30.Re3 Qe7 31.Bf5 Bf7 32.Qe2 Rc6 33.Bc2 Qc7 34.Qd3 g6 35.Rg3 b4-+ 36.Qd2 Rc3 37.Bg6 Rg3 38.Bf7 Kf7 39.fg3 Qc3 40.Qh6? Qd4 41.Kh2 Ke7 42.Qh7 Kd6 43.Qb7 Qc4 44.Qb8 Kc5 45.Qc8 Kb5 46.Qb7 Ka4 47.Qd7 Ka3 48.Qe6 b3 49.Qe1 b2 50.h4 Qb4 51.Qb1 Qe4 (51...Qe4 52.Qf1 b1Q 53.Qa6 Kb4-+) 0–1. Hoiberg,Nina (2245) – Lujan,Maria Carolina (2235), Olympiad w, Bled SLO, 2002.

8.Bd2 Qb6 9.c3 bc3 10.Bc3 0-0 11.Nbd2 Bd7 (11...Qc7 12.Qb1=) 12.Rb1 (12.Qc2 h6=) 12...Qc7=+ 13.Qb3 Rab8 14.Rfc1 Qd8 15.d5 Na5 16.Qb4 b6 17.Bf6 Bf6 18.Qd6 Be7 19.Qf4 (19.Qg3 ed5 20.ed5 Ba3=) 19...Ba3=+ 20.Rc3 Qe7 21.d6 Bd6 22.e5 Bc5 23.Bh7 Kh8 (23...Kh7 24.Ng5 Double attack) 24.Ng5 f6 25.Bg6 fg5?? (25...Bf2 26.Qf2 fg5+-) 26.Qg4 (26.Qg4 Bf2 27.Kh1 Kg8 28.Qh5 Rf4 29.Qh7 Kf8 30.Qh8) 1–0. Dubovikas,Tomas (2160) – Zapolskis,Antanas (2375), LSL Auksciausioji Lyga, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6 5.a3 Nf6 6.Bd3 Nc6 7.0-0 Be7)

8.Nbd2 0-0 9.ab4 Nb4 10.Ba3 Nd3 11.cd3 d5 (11...b5 12.Qb3 a6 13.Bb4-/+) 12.Be7+= Qe7 13.Qb3 b6 14.Rfc1 Bb7 15.e5 Nh5 16.Rc2 Nf4 17.Kh1 Rfc8 18.Rca2 Bc6 19.Ra6 Qd7 20.Rb1 Bb7 21.Ra2 Rc6 22.Rc2 Rc2 23.Qc2 Rc8 24.Qa2 Nd3 25.Qa7 b5 26.Kg1 b4 27.Ra1 Qc6 28.Qa2 Ra8 29.Qb1 Ra1 30.Qa1 Qc1 31.Qc1 Nc1 32.Kf1 Ba6 33.Ke1 Nd3 34.Kd1 Nf2 35.Kc2 Bc4 36.Ne1 Kf8 37.h4 f6 38.Nef3 Ng4 39.g3 Ne3 40.Kb2 Ke7 41.h5 Kf7 42.Ne1 Nf5 43.Nc2 (43.Nc4 dc4 44.Nc2 b3-+) 43...Be2 44.ef6 gf6 45.Nb3 Bh5 46.Nb4 Ng3 47.Kc3 Bg4 48.Nc2 h5 49.Ne3 Bf5 50.Ng2 Ne4 51.Kb4 Kg6 52.Nh4 (52.Nc5 Kg5 53.Ne3 h4-+) 52...Kg5 53.Nf3 Kg4 54.Nfd2 Ng3 55.Nc5 h4 56.Nd7 h3 57.Nf6 Kf4 58.Nh5 Nh5 0–1. Orsini,Andrew – Salas,Nino, Maturin Gambit–ch corr, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d6 5.a3 Nf6 6.Bd3 Nc6)

8.Re1 0-0 9.Nbd2 b6 10.Bb5= Bb7 11.ab4 Nb4 12.c3 a6 13.Bf1 Nc6 14.Bd3 b5 15.Qe2 Nd7 16.Ba3 Re8 17.Rab1 Qa5 18.Bb2 Qc7 19.Rec1 d5 20.ed5 ed5 21.Re1 Rad8 22.g3 Qb8 23.Qf1 Bc8 24.h4 Bf6 25.Nb3 Qc7 26.Bc1 Re1 27.Ne1 Na5 28.Bf4 Qb6 29.Ng2 Nb3 30.Rb3 Qc6 31.Ne3 Nb6 32.g4? Nc4-+ 33.g5 Be7 34.Nf5 Bf5 35.Bf5 Bd6 36.Bc1 Re8 37.Rb1 Bc7 38.Qh3 Qd6 39.Kg2 g6 40.Bd3 Qe6 41.Qf3 Nd6 42.Bf4 Nf5 43.Bf5 Qf5-+ 44.Bc7 Qb1 45.Qf6? Qe4 46.Kg3 Qe7 47.Qf4 Rc8 (47...Rc8 48.Ba5 Qe1-+) 0–1. Ruggeri,P (2110) – Bratanov,Z (2400), Open, Porto San Giorgio ITA, 2000.

8.Re1 ba3 9.Na3 (9.Nc3 a2=) 9...e5 (9...0-0 10.Bd2=) 10.d5 Nb8 (10...Nb4 11.Bb5 Bd7 12.Rb1=) 11.Nb5+= 0-0 (11...a5 12.Ne5 de5 13.d6+/-) 12.Na7+/- Bd7 13.Bd2 (13.Be3 Na6 14.Ba6 ba6+/-) 13...Na6+= 14.Nb5 Nc5 15.Rb1 Bb5 (15...Qb6 16.Nc3 Qc7 17.Qe2=) 16.Rb5+= Nfd7 17.Be3 Ra4 18.Bc5 (18.Qb1!?+=) 18...Nc5= 19.Nd2 Qc7 20.g3 Rfa8 21.Nb3 (21.Nc4 Ra2=) 21...Nb3 (21...Nd3!? 22.Qd3 g6+=) 22.Rb3+= g6 23.Qd2 Ra1 24.Rbb1 Rb1 25.Rb1 Kg7 26.Qb4 Ra7 27.Qb5 h5 28.Kg2 Bg5 29.Qb4 Bd8 30.f4 Be7 31.Rf1 h4 32.gh4 (32.fe5 de5 33.Qe1 hg3 34.hg3 Bc5=) 32...Bh4= 33.fe5 de5 34.d6 Qd7 (34...Qc6 35.Qc4 Bf6 36.Qc6 bc6 37.Be2=) 35.Qc5+= Qg4 36.Kh1 b6 37.Qe5 f6 38.Qd5 (better is 38.Qf4 Qf4 39.Rf4+=) 38...Ra5? (better is 38...Bg3 39.e5 Be5=) 39.Qb7+- Kh6 40.Qb8 (40.Qb6?? Rg5 41.Qg1 Qh3-+) 40...f5?? (40...Kh7 41.Qc7 Kh6+-) 41.Qh8 (41.Qb6?! Ra1 42.Qg1 Rf1 43.Qf1 fe4+=) 41...Kg5 42.Rg1 1–0. Rossi,Carlo (2365) – Cocchi,Andrea (2290), Campionato Italiano, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6 5.a3 Nf6 6.Bd3 Nc6)

5.Bd3 Be7

6.0-0 Bd7 7.a3 ba3 8.Na3 Nc6 9.c3 a6 10.d5 Na5 11.de6 fe6 12.e5 d5 13.Nd4 g6 14.c4 Nc4 (better is 14...Bc5!? 15.Bb2 Ba3 16.Ba3 dc4=) 15.Nc4+= dc4 16.Bc4 Qb6 (16...Bc5 17.Be3+=) 17.Be3 Bc5 18.Rb1 Qa7? (better is 18...Qc7!?+/-) 19.Be6+- (19.Ne6 Be3 20.Nc7 Kd8 21.fe3 Nf6 22.Na8 Qa8 23.Rf6 Qc8+-) 19...0-0-0 (19...b6 20.Qf3 Ne7 21.Qf7 Kd8+-) 20.Qc2 Kb8 (20...Be6 21.Ne6 b6+-) 21.Bd7 Bd4 (21...Ne7 22.Nb5 ab5 23.Bc5 Qc5 24.Qc5 Rd7 25.Qb5+-) 22.Rbc1 Ne7 1–0. Braeunlin,Klaus – Hirt,Stefan, Verbandsliga Sued Baden, 1996. (=1.e4 c5 2.Nf3 d6 3.b4 cb4+= 4.d4 e6 5.Bd3 Be7)

6.0-0 Nd7 7.a3 ba3 8.Na3 Ngf6 9.c4 0-0 10.e5 (10.Qc2 e5=) 10...de5+= 11.de5 Ne8 (11...Ng4 12.Qc2+=) 12.Be3 g6 13.Nb5 a6 14.Bh6 Ng7 15.Nc3 (15.Qe2 f6=) 15...Nc5+= 16.Bc2 Bd7 17.Qe2 Bc6 18.Ne4 Ne4 19.Be4 Qc7 20.Bc6 bc6 21.Qe4 Bc5 22.Nd4? (better is 22.Rfb1+=) 22...Bd4-+ 23.Qd4 Nf5 24.Qd2 Rfd8 25.Qg5 Nh6 26.Qh6 Qe5 27.Rfe1 Qd4 28.Rac1 (28.Qc1 a5-+) 28...a5 29.Qh3 a4 30.Kf1 (30.Qf3 Qc5-+) 30...a3 31.Qc3 Qc3 32.Rc3 Rd2 33.Ra1 a2 34.Ke1 Rb2 35.Rd3 Rc2 (better is 35...Ra5 36.g4 Re5 37.Kf1 Ree2-+) 36.Rd2 Rc4 37.Rda2 Ra2 38.Ra2 Kg7 39.Ke2 h5 40.Kd3 Rc1 41.Kd2 Rc5 42.Ke3 g5 43.Ke4 Rd5 44.Ke3 c5 45.Rc2 f5 46.f4 Kf6 47.fg5 Kg5 48.g3 e5 49.h4 (49.Rc4-+) 49...Kg4 50.Kf2 0–1. Granja Fuentes,Jorge – Rubio Nevado,Pedro (2100), ESP–chT Gp1 Burguillos, 2008. (=1.e4 c5 2.Nf3 d6 3.b4 cb4+= 4.d4 e6 5.Bd3 Be7)

6.0-0 h5 7.c4-/+.

6.c3 bc3 7.Nc3 Nf6 8.0-0 Nc6 9.Bd2 0-0.

6.c3 d5 7.ed5 ed5 8.0-0 Nc6 9.Ne5 Ne5.

6.e5 de5 7.de5 Bd7 8.0-0 Bc6 9.a3 Nd7 10.ab4 Bb4 11.Na3? (11.Bd2 Bf3 12.Qf3 Bd2 13.Nd2 Ne5 14.Qb7 Nd3 15.Qc6 Kf8 16.cd3 a5+=) 11...Ne7 (better is 11...Bc3!? 12.Rb1 Ne5 13.Ne5 Be5-+) 12.Nc4 Ng6 13.Ng5? (better is 13.Ba3 Ba3 14.Ra3+=) 13...Nde5-+ 14.Ne5 Ne5 15.Ne6 (15.Qh5 g6 16.Qe2 Nd3 17.cd3-+) 15...fe6 16.Qh5 Nf7 17.Rb1 (17.Bb2 Qg5 18.Qg5 Ng5-+) 17...Bc3 18.Rb3 Qf6 19.Ba3 g6 20.Qh3 Bd4 21.Bc4 Ng5 22.Qg3 0-0-0 23.Ba6 Ne4 24.Rb7 Bb7 (24...Bb7 25.Bb7 Kb7-+) 0–1. Barendregt,Johan Teunis – Milic,Borislav, IBM Amsterdam, 1963. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

6.e5 de5 7.Ne5 Qd5 =.

6.0-0 Nf6

7.a3 ba3 8.Na3 (worse is 8.Ra3 d5 9.e5 Ba3 10.Ba3 Nfd7-/+; worse is 8.Ba3 Nc6+=) 8...0-0 9.Nc4 d5 10.ed5 Nd5 (10...Qd5? 11.Nb6 ab6 12.Ra8+-; 10...ed5?! 11.Nce5+=) 11.Bd2 Nc6 12.c3 b5 (12...b6!?+=) 13.Nce5= Ne5 14.Ne5 Bd7 15.Qb1 h6 16.Nd7 Qd7 17.Bb5 Qc7 18.Qd3 a5 19.c4 Nb4 20.Qe4 Rab8 (better is 20...Bd6!?+=) 21.Bf4+/- Bd6 22.Bd6 Qd6 23.Ra5 Rfd8 24.Ra4 Rbc8 (24...Nd5 25.Ra6 Nc3 26.Rd6 Ne4 27.Rd8 Rd8 28.c5+=) 25.g3 Nc6 (25...f5!? 26.Qh4 Nc2+/-) 26.Ra6 f5? (26...Qd4 27.Bc6 Qe4 28.Be4 Rc4+-) 27.Qg2 (27.Rc6 fe4 28.Rd6 Rd6-/+) 27...Qd4 28.Rc6 (28.Bc6?! Qc4 29.Bb7 Rc7+-) 28...Rc6 29.Qc6 (29.Bc6?! Qc4 30.f4 Qc3+-) 29...Kf7 30.Qf3 Kf6 31.Qh5 Qd2 32.Be8 Ke5 33.Qf7 Qd6 34.Qg7 Ke4 35.Re1 (35.Re1 Kd3 36.Re3 Kc2 37.Ba4 Kb1 38.Rb3 Kc1 39.Qc3 Kd1 40.Rb2; 35.Qc3 Qg3 36.hg3 Rd3 37.Re1 Kf3 38.Bh5) 1–0. Wiesgickl,Gerhard (2225) – Beyerlein,Andreas, Oberpfalz–ch M2, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 d6 5.Bd3 Be7 6.0-0 Nf6)

7.c4 bc3 8.Nc3 Nc6 9.Bd2 0-0.

7.c4 bc3 8.Nc3 d5 9.e5 Nfd7 10.Bf4 (10.Rb1 a6-/+) 10...Nc6 (10...h6 11.Rc1-/+) 11.g3 (11.Rc1 a6-/+) 11...g5 (11...h6!? 12.Bc1-/+) 12.Be3 (12.Bc1 a6-/+) 12...g4 (12...Ndb8 13.Rc1+=) 13.Ne1 (13.Nd2 h5-/+) 13...h5 (13...Bb4 14.Rc1 Bc3 15.Rc3 Qa5+=) 14.f3? (14.Rc1 Nf8-/+) 14...Nde5 15.de5 (15.de5 d4) 15...d4 16.Bd2 dc3 17.Bc3 Bc5 18.Kg2 Bd4 19.Bd4 Qd4 20.fg4 hg4 21.Rf4 Qe5 22.Rg4 f5 23.Nf3 Qf6 24.Ra4 Qb2 25.Be2 Qg7 26.Rb1 a6 27.Rb6 Qc7 28.Qb3 Qd7 29.Qb2 Rg8 30.Ne5 Qc7 31.Bh5 Ke7 32.Ng6 Rg6 33.Bg6 Ne5 34.Rh4 1–0. Campos,Jose Felix (2200) – Malajovich,Sandra (2115), Metropolitano Superior op, 2002. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

7.c4 bc3 8.Nc3 Bd7-/+.

7.Nbd2!?-/+.

7.Qe2 0-0 8.c4=+ bc3 9.Nc3 Nc6.

7.Qe2 a6 8.a3 0-0 9.ab4+= b5 10.Bb5!+/- Qb6 11.Bd3 Qb4 12.Ba3 Qb6? 13.Nbd2 Qc7 14.e5 Nd5 15.c4 Nb6? 16.ed6 Bd6 1–0. Flouzat,JM (2170) – Teboul,Rene, Open Saint Affrique FRA, 2005.

5.Bd3 Nf6

6.a3 Nc6 7.0-0 Be7 8.ab4 Nb4 9.Ba3 Nd3 10.Qd3 0-0 11.Nbd2 b6 12.c4 Bb7 13.Rfd1 Nd7 14.Qe3 White plans e5 14...a6 15.e5 de5 0–1. Lund,Jens Dahlen (2150) – Soreghy,Janos (1875), SH–2007–0-00155, 2007. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 d6)

6.a3 Nc6 7.0-0 Be7 8.c3 ba3 9.Na3 0-0 =.

6.a3 Nc6 7.0-0 Be7 8.Nbd2 0-0+= 9.Qe2 ba3 (9...Bd7 10.Bb2+=) 10.Ba3= e5 (10...a5 11.c4=) 11.c3 (11.d5 Nb8+=) 11...Nh5 12.g3 Bg4 13.Qe3 Re8 (13...b6 14.Bb5 Rc8 15.Bc6 Rc6 16.de5+=) 14.Rfb1 (14.d5 Nb8+=) 14...Qc7= 15.Bc4 (15.Nc4!? b6 16.Rb3=) 15...Nf6+= 16.Ng5 Bh5 17.f3 (17.h3 h6 18.Ngf3 a6+=) 17...ed4 18.cd4 d5 (18...h6 19.Nh3 d5-/+) 19.Bd3? (19.ed5!? Ba3 20.Qa3 Nd4 21.d6+=) 19...de4 (19...h6 20.Nh3 de4 21.Be4 Ba3 22.Ra3-+) 20.fe4 (20.Nge4 Nd5 21.Qf2 Rad8-/+) 20...h6 (better is 20...Rad8!? 21.Ngf3 Nd4 22.Nd4 Ng4-+) 21.Ngf3-/+ Ba3 (21...a5 22.Be7 Qe7 23.e5-/+) 22.Ra3+= Nd5 (22...Qd7 23.e5+=) 23.Qf2= Ndb4 (23...Bf3 24.Nf3 Qd6 25.Rba1+= (worse is 25.ed5 Qa3 26.Bb5 Reb8-+; 25.Rb7?? Qa3 26.Bc4 Qc1 27.Ne1 Re7 28.Re7 Nce7-+)) 24.Bc4 (24.d5 Nd3 25.Rd3 Na5=) 24...a5 25.Rc3 Qe7 (25...Rad8 26.Re1+=) 26.e5 Bg6 27.Rf1= Rad8 28.Nh4 Kh7 29.Nf5 Bf5 30.Qf5 Kh8 31.Bf7 Nd4 32.Qh5= Rf8 33.Rf6+= Rf7 34.Rf7 Qe8 35.Qg6 Qe5 36.Rcc7 Ne6 37.Rcd7?? Qc5 38.Kf1?? Rd7-+ 39.Rd7 Qb5 (39...Qb5 40.Rd3 Nc5-+) 0–1. Hjortshoj,Mikkel – Petersen,Peter Birk (2240), 5th Politiken Cup, 1993. (=1.e4 c5 2.Nf3+/- e6 3.b4 cb4+= 4.d4 d6 5.Bd3= Nf6)

6.a3 Be7 7.ab4+= 0-0 8.b5 Nbd7 9.0-0 b6 10.Nc3 Bb7 11.Ra4 Qc7 12.Rc4 Qb8 13.Bf4 Rc8 14.Rc8 Bc8 15.Qe2 Bb7 16.Ra1 Qc7 17.Bd2 e5 18.h3 ed4 19.Nd4 Ne5 20.Nf5 Bf8 21.Ne3 Nd3 22.Qd3+/- Nd7 23.Ncd5 Qb8 24.Bc3 Bd5 25.Qd5 Nc5 26.f3 Qb7? 27.Qb7+- Nb7 28.Nd5 Na5 29.Ba5 ba5 30.Ra5 Rc8 31.Ra7 g6 32.b6 Rc2 33.Nf6 Kg7 34.b7 Rb2 35.Nd7 Be7 36.b8Q Rb8 37.Nb8 Bf6 38.Nc6 Bg5 39.Rd7 Bf4 40.Nd8 Be5 41.Nf7 Kf6 42.Ne5 de5 43.Rh7 g5 44.Kf2 Kg6 45.Re7 Kf6 46.Re8 Kg6 47.Re5 Kf6 48.Rf5 Kg6 49.g4 Kh6 50.e5 Kg6 51.e6 Kh6 52.e7 Kg7 53.e8Q Kh6 54.Qe7 (54.Qe7 Kg6 55.Rf6#; 54.Qh8 Kg6 55.Rf6#) 1–0. usingprogram – costel1939, internet, 2011.

6.0-0 Nc6

7.a3 ba3 8.Na3 Be7-/+.

7.Bb2 d5 8.Nbd2 Be7 9.Ne5 0-0 10.Nc6 bc6 11.e5 Nd7 12.f4 (12.c4 Ba6+=) 12...g6 (12...c5 13.Qh5 f5 14.dc5 Nc5 15.Bd4-/+) 13.g4 (13.a3!?+=) 13...c5-/+ 14.c3 bc3 15.Bc3 cd4 (15...f6!?-/+) 16.Bd4+= Bc5 17.Bf2 Rb8 18.Nb3 Bf2 19.Rf2 Qb6 20.Qe2 (20.g5 Rd8+=) 20...Nc5 (20...f6!? 21.Raf1 fe5 22.fe5 Bb7-/+) 21.Nc5 Qc5 22.h4 Rb4 23.Kh2 Rd4 (23...f6 24.Raf1-/+) 24.Raf1 Bd7 25.h5 Rd3! 26.Qd3 Bb5 27.Qb1 Bf1 28.Rf1 Rc8 29.Qe1 Qa3 30.Qb1 (30.hg6 hg6 31.Qe2 Rc3-+) 30...Qe3 (30...Rc3 31.Qe1-+) 31.h6? (better is 31.Qb2-+) 31...g5 32.fg5 Qe5 33.Kh3 Rc3 (33...Rc3 34.Kg2 Rg3 35.Kh2 Rg4 36.Kh1 Rh4 37.Kg2 Qh2 38.Kf3 Rh3 39.Kg4 Qg3) 0–1. Czypinski,Jaroslav – Haessel,D, 10, Canadian Open, Winnipeg CAN, 1997. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6 5.Bd3 Nf6 6.0-0 Nc6)

7.Bb2 d5 8.ed5 Qd5 9.c4 bc3 10.Nc3 Qh5-/+.

7.Bb2 d5 8.e5 Nd7 9.a3 Be7 10.ab4 Nb4 11.Be2 (11.Ba3 Nb8-/+) 11...0-0 (11...a5 12.Qd2-/+) 12.Na3 (12.c3 Nc6-/+) 12...f6 (12...Nc6 13.Bc1-/+) 13.Nb5 (13.c3 Nc6 14.ef6 Nf6-/+ (worse is 14...Bf6 15.Re1=)) 13...Nc6 (13...a6!?-/+) 14.c4 Nb6 (14...a6 15.Nc3 dc4 16.ef6 Bf6 17.Ba3-/+) 15.c5 White threatens to win material: c5xb6 15...Nd7 16.Nd6? Praise the knight! (better is 16.ef6 and White could well hope to play on 16...Rf6 17.Nc3=) 16...fe5-+ 17.Ne5 Nce5 18.de5 Nc5 19.Qd4? (better is 19.Ra3 Bd6 20.ed6 Qd6 21.Qd4-/+) 19...Nb3 20.Qg4 Na1 21.Bd3 Bg5 22.Ba1 Bh6 23.Qh3 Bd7 24.Bd4 Qg5 25.g3 Qd2 26.g4 g6 27.Kh1 Bf4 28.Rg1 a5 29.g5 a4 30.Rg4 Be5! Decoy: e5 31.Bc5 Qc1 32.Rg1 Qc5 33.Bg6 hg6 34.Qh6 Qc2 35.Rg4 Bg7 36.Rh4 Bh6 37.Rh6 Rf2 38.Rh8 Kh8 39.Nf7 Rf7 40.Kg1 Qf2 (40...Qf2 41.Kh1 Qf1) 0–1. Euler,Gerd (2415) – Fuhrmann,Daniel (2300), BL2–Ost, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

7.Bb2 Bd7 8.d5 ed5 9.ed5 Nd5 10.Re1 Be6 11.Bh7-/+.

7.Nbd2 Qc7 8.a3 Be7 9.Re1 a6 10.Rb1 a5 11.Nf1 d5 12.Ng3 Rb8 13.a4 Na7 14.e5 Nd7 15.Nh5 Bf8 16.Ng5 Nb6 17.Qg4 Na4 18.Nh7 Nc3 19.Ra1 Nab5 20.Ng7 Kd7 21.Nf8 Rf8 22.Ne6! Kc6 23.Nc7 Bg4 24.Nb5 Nb5 25.Ra5 Nd4 26.Be3 Ne6 27.h3 Bh5 28.f4 f5 29.ef6! Rf6 30.f5 Ng7 31.Bd4 Rf7 32.g4 Rg8 33.Kh2 Bg4 34.hg4 Nf5 35.Bf5 (35.Bf5 Rf5 36.Re6 Kd7 37.gf5+-) 1–0. Comas Fabrego,Luis (2440) – Alonso Garcia,Antonio, Aviles op, 1992. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

6.0-0 Be7

7.a3 ba3 8.Ba3 Nbd7 (8...Nc6 9.c4+=) 9.Nbd2 (9.e5 de5 10.de5 Ng4 11.Be7 Qe7+= (worse is 11...Ke7 12.Qe1 a5 13.h3+=)) 9...0-0 10.Qe2 (10.Nc4 Ne8+=) 10...Re8 (10...e5 11.c3+=) 11.Ng5 (11.e5 de5 12.de5 Ba3 13.Ra3+= (13.ef6? doesn't work 13...Bb2 14.fg7 Ba1 15.Ra1 Kg7-+)) 11...h6+= Black threatens to win material: h6xg5 12.Nh3 (12.Ngf3 a5+=) 12...e5-/+ 13.c3 (13.d5 Nb8 14.Bb5 Bd7-/+) 13...Qc7 (13...d5 14.Be7 Re7 15.Rfe1-/+) 14.Rac1 (14.Bb5 a6 15.Bb4 d5 16.de5 Bb4 17.ef6 Bc3-+) 14...d5 (14...Nf8 15.Bb5 Rd8 16.Qd3-+) 15.Bb2? (better is 15.Be7!? de4 16.Ba3 ed3 17.Qd3-/+) 15...de4 16.Ne4 Ne4 17.Qe4 Nf6 18.Qf3?? the position was bad, and this mistake simply hastens the end (18.Qe5 Bd6 19.Qb5-+) 18...Bd6 (18...e4 and Black can already relax 19.Be4 Ne4 20.Qe4 Bh3 21.gh3-+) 19.Bb5 Rd8 (19...e4 makes it even easier for Black 20.Qe3 Bh2 21.Kh1-+) 20.Kh1 (20.Qe3 is not the saving move 20...Qb6 21.de5 Qb5 22.ef6 Qb2 23.fg7 Qb6 24.Qb6 ab6-+) 20...e4 21.Qe2 Bh2 22.c4 Bg4 23.Qe3 Bh3 24.Qh3 Bf4 25.Rc2 a6 26.Ba4 Qa5 27.Bb3 Qb4 28.Rb1 Rac8 29.Bc3 Qb6 30.Qf5 Bb8-+ 31.Ba2 Qd6 32.g3 Qd7 33.Qd7 Rd7 34.Rb6 Ba7-+ 35.Rb1 Bd4 36.Bd4 Rd4 37.Rb7 Rd6 38.Ra7 Rc5 39.Rb2? Ng4 40.Kg2 e3?? hands over the advantage to the opponent 41.f3?? White falls apart 41...Rd2-+ 42.Rd2 ed2 43.Rd7 d1Q! 44.Rd1 Ne3 (44...Ne3 45.Kf2 Nd1 46.Kf1 Nc3-+) 0–1. Bassani,Jaison – Borges,Guilherme Deola, Itaji tt Itajai, 2001. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

7.a3 Nc6 8.Bd2 =.

7.a3 Nc6 8.Qe1 Qb6 9.e5 Nd5 10.ed6 Bf6 (10...Bd6!? 11.Be3 0-0-/+) 11.ab4 Nd4 12.Nd4 Bd4 13.Ra5 (13.c3 Nb4 14.Be4 Be5=) 13...Nb4 14.Bb5 Nc6 15.Na3 Bd7 16.Nc4 Qd8 17.Bg5 (17.Bc6 Bc6 (worse is 17...bc6 18.Be3 Bf6 19.Ba7+=) 18.Bg5 Bf6 19.Bf6 gf6+=) 17...Bf6 (better is 17...Qc8!? 18.Ra2 a6 19.Bc6 Qc6-/+ (worse is 19...bc6 20.Be3 Ba7 21.Qa5+=; 19...Bc6?! 20.Qd2 Bc5 21.Re1+=)) 18.Bf6= gf6 19.Bc6 Bc6 (worse is 19...bc6 20.Qe3+/-) 20.d7 Kf8 (20...Qd7 21.Nb6 Qd4 22.Na8 Bg2 23.Ra3 Bf1 24.Qf1=) 21.Qb4 Qe7 22.Qd2 Rg8 23.Qh6 Rg7 24.Ne3 Qd7 25.Qf6+= Qe7 26.Qh6 Kg8 27.Qf4 a6 28.f3 b5 29.Raa1 Qc5-+ 30.Rfe1 Qg5 31.Qc7 Bf3 32.Ra6 Bg2 33.Ra8 Ba8 34.Kf2 Kh8 35.Qc8 Rg8 36.Qc3 e5 37.Rf1 Bg2 38.Re1 b4! 39.Qc5?? Qf4 40.Ke2 Qf3 41.Kd3 Rd8 42.Kc4 Bh3 43.Qe5 f6 44.Qb5 Be6 45.Kc5 Qh5 46.Kb4 Qh4 (46...Qh4 47.Ka3 Ra8 48.Kb2 Qd4 49.Kc1 Ra1 50.Qb1 Rb1 51.Kb1 Qb4 52.Kc1 Qe1 53.Nd1 Bg4-+) 0–1. Zaitsev,Igor A – Dubinsky,A, Moscow–ch sf, 1964. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

7.a3 Nc6 8.Re1 0-0 9.ab4 Nb4 10.Bf1 b6 11.c3 Nc6 12.Nbd2 Bb7 13.Bd3 Qc7 14.Bb2 Rfd8 15.Qb1 g6 16.Nf1 Bf8 17.Ne3 Bg7 18.h3 e5 19.Nh2 d5 20.ed5 Nd5 21.Nd5 Rd5 22.c4 Rd4 23.Bd4 Nd4 24.Be4 Be4 25.Qe4 Rd8 ½–½. Zvjaginsev,V (2675) – Khairullin,I (2635), Russia Cup Final KO, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

7.a3 d5 8.e5 Nfd7 9.ab4 Nc6 (9...Na6 10.b5 Nab8 11.Qe2+/-) 10.c3 (10.b5 Na5+/-) 10...b6 (10...0-0 11.Bf4+/-) 11.Na3 0-0 (11...a5 12.b5 Na7 13.Bb2+=) 12.Qe2 (12.Nb5 f6 13.ef6 Nf6+/-) 12...Bb7 (12...a5 13.b5 Ncb8 14.h3+/-) 13.h3 (13.Nb5 a5 14.ba5 Na5+/-) 13...Rc8 (13...a6 14.Bf4+/-) 14.Bd2 Black has a cramped position (14.Nb5+/-) 14...Qc7? (14...a5!?+= is noteworthy) 15.Nb5 (15.Bg5 Qd8 16.Be7 Qe7+/-) 15...Qb8 16.Bg5 a6 (16...h6!? 17.Be7 Ne7 18.Rfc1+-) 17.Be7+- Ne7 18.Nd6 Rc3? (18...Rc6 19.Qb2+-) 19.Bh7+/- Kh8?? terrible, but what else could Black do to save the game? (19...Kh7 20.Ng5 Kg6 21.Ngf7 Ne5 22.Ne5 Kh7 23.Qh5 Kg8+-) 20.Ng5+- g6 21.Qg4 Kg7 22.Qh4 Nf5 23.Nf5 ef5 24.Bg8!! Mate attack 24...Nf6 25.ef6 Kf6 26.Nf7 Ke6 27.Rfe1 Kd7 28.Qe7 Kc6 29.Ne5 Kb5 30.Reb1 Rg8 31.Ra5!! Deflection: b3 31...ba5 32.ba5 Ka5 33.Qb4 1–0. Bodi,Tamas (2200) – Toth,Daniel (2125), Heves Fregatt 7th, 2001. (=1.Nf3 d6 2.e4 c5 3.b4 cb4 4.d4 e6)

7.c3 bc3 8.Nc3 0-0 9.Rb1 b6 10.e5 de5 11.de5 Nd5 12.Nd5 ed5 13.Qc2 h6 14.Be3 Bg4 15.Nd4 Bc5 16.Rfe1 Nd7 17.h3 Bd4 18.Bd4 Be6 19.Ba6 Qg5 20.Rb3 Bf5 21.Qc7 Qd2 22.Qc3 Qc3 23.Rc3 Rfd8 24.g4 Be6 25.f4 Nc5 26.Be2 Ne4 27.Ra3 Nd2 28.f5 Bd7 29.Rc1+= Nc4 30.Bc4 dc4 31.Rc4 Bb5 32.Rb4 Bc6 33.Kf2 Rd7 34.Ke3 Rad8 35.Bb2 Bg2 36.h4 Bd5 37.Rd4 Re8 38.Rd1 Red8= 39.Rad3 g6 40.h5 g5 41.Ba3 Kh7 42.Rd4 Kg8 43.Bd6 Bc6 44.e6 fe6 45.fe6 Re8 46.e7 Kf7 47.R1d2 b5 48.Rc2 Rde7 49.Kf2?? Re4-/+ 50.Re4 Be4 51.Rc7 Ke6 52.Bb4 a5 53.Ba5 Rf8 54.Ke3 Rf4 55.Rc8 Rg4-/+ 56.Rh8 Kd5 57.Be1 Bf5-/+ 58.Rh6 Re4 59.Kf2 Ra4 60.Rh8 Ra2 61.Kg1 g4 62.Rb8 Ra1 63.Rb5= Ke6 64.Kf2 g3 65.Kg3 Re1 66.Kf4 Re4 67.Kg5 Rg4 68.Kh6 Kf6 69.Rb8 Be6 70.Rf8 Bf7 71.Ra8 Rb4 72.Ra1 Rb5 73.Rh1 Ke7 74.Re1 Kf8 75.Rh1 Rf5 76.Rh3 Ke7 77.Re3 Kf6 78.Rh3 Be8 79.Rh2 ½–½. Batista,Helena (1870) – Wozniak,Zbigniew (1865), IECC, 2003.

7.c3 Nc6 8.cb4 Nb4 9.Qa4 Nc6 10.Nc3 0-0 11.Rb1 d5 12.e5 Nd7 13.Bd2 Nb6 14.Qc2 Nc4 15.Bc4 (worse is 15.Bh7 Kh8 16.Bd3 Na3-/+) 15...dc4 16.Ne2 b6 17.Qc4 Bb7 18.Nf4 Rc8 19.Qd3 Qd7 20.Rfd1 Nb8 21.Bb4 Bf3 22.Qf3 Bb4 23.Rb4 Nc6 24.Rbb1 Rfd8 25.Qg4 Ne7 26.Rd3 Rc2 27.a3 Rc4 28.Rbd1 Qc6 29.h3 h6 30.Nh5 Ng6 31.Nf4 Nf4 32.Qf4 Qd5 33.Rg3 Kf8 34.Qg4 g6 35.Qf4 Rd4 36.Qh6 Kg8 37.Rd4 Qd4 38.Rg6 ½–½. pcmvr (2870) – pierred (2785), net–chess.com, 2011. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

7.Nbd2 Nbd7 8.a3 ba3 9.Ba3 e5 10.c3 0-0 11.Re1 b6 12.Nf1 Re8 13.Ng3 g6 14.Bc4 Qc7 15.Bf7?? (better is 15.Qb3 Rf8 16.Bc1+=) 15...Kf7-+ 16.Ng5 Kg8 17.Qb3 Kh8 18.Ne6 Qb7 19.f4 Nf8 20.d5 (20.Nf8 ef4 21.Nh7 Nh7 22.Nf1-+) 20...Be6 21.de6 ef4 22.Nf5 gf5 23.ef5 Rac8 24.c4 Qc6 25.Rac1 h5 26.Bb2 N8h7 27.Qh3 Rg8 28.Rc2 Rg5 29.Bc1 Qc5 30.Kh1 Qf5 (30...Qf5 31.Qb3 d5-+) 0–1. Arteano – Pereda de Pablo,Ernesto, Benasque op, 1992. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

7.Qe1 Nc6 8.Nbd2 Qc7 9.Bb2 d5 10.Ne5 0-0 11.f4 de4 12.Ne4 Rd8 13.Ng5 Rf8 14.d5 (14.Ne4 Nd5-/+) 14...Bc5 (better is 14...ed5!? 15.Nc6 bc6 16.Bf6 Bf6 17.Bh7 Kh8=) 15.Kh1+= Nd4 (15...Nd5 16.Bh7 Kh8 17.Qh4+-) 16.Qh4 h7 draws heavy fire 16...h6 (16...ed5?? 17.Bh7 Kh8 18.Ngf7 Qf7 19.Ng6 Qg6 20.Bg6 Kg8 21.f5 Nf5 22.Bf5 Bf5 23.Rf5+-) 17.Nef3 Nf3 (17...hg5 18.fg5 g6 19.gf6+- (19.Bd4?! Nh5+/-); 17...ed5 18.Bd4 Bd4 19.Nd4 hg5 20.fg5+-; 17...Nd5 18.Nd4 Rd8 19.Ne4+-) 18.Rf3 Be7 (18...hg5 19.fg5 Bf2 20.Rf2+-; 18...ed5 19.Bf6 Re8 20.Nh7+-; 18...Nd5?? 19.Qh6!! Nf6 20.Bf6 gh6 21.Bh7#) 19.Be5? (19.de6 A) 19...hg5 20.fg5 fe6 21.Bf6 Bf6 22.Qh7 (22.Rf6?! gf6 23.gf6 Rf7=) 22...Kf7 23.gf6+-; B) 19...Be6 20.Rg3 h5 21.Ne6+-; C) 19...fe6 20.Re1 C1) 20...hg5? 21.fg5 Rf7 22.Bg6+- (22.Bf6 Bf6 23.Bg6 e5+-; 22.gf6 Bf6 23.Qh7 Kf8 24.Bf6 gf6 25.Rf6 Rf6 26.Qc7 b3 27.Qd8 Kf7 28.cb3 b6+-); C2) 20...Qc6=) 19...Qd8 (19...hg5 20.Qg5 Qb6 21.Rg3 Qg1 22.Rg1 g6 23.Bg6 Rd8 24.Bh7 Kf8 25.Qg8 Ng8 26.Rg8#) 20.de6+= fe6 21.Rg3 Kh8 22.Nh7 Rg8?? 23.Nf6+- Bf6 24.Rg6 Rf8 25.Rh6! Kg8 26.Qh5 (26.Qh5 gh6 27.Qg6 Kh8 28.Qh7#) 1–0. Pape,Joerg (2310) – Nonnenmacher,Eberhard (2295), Oberliga Baden, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 d6)

7.Re1 d5 8.e5 Nfd7 9.a3 Nc6 10.ab4 Nb4 11.Bf1 0-0 12.Ba3 f6 13.ef6 Rf6 14.c3 Nc6 15.Bd3 Nf8 16.Ne5 Ne5 17.de5 Rf7 18.Nd2 Bd7 19.Nf3 Be8 20.Nd4 Ba3 21.Ra3 Rc7 22.Qd2 Qe7 23.Rea1 a6 24.Rb3 Rac8 25.f4 Bg6 26.Bg6 Ng6 27.Re1 Qf7 28.g3 Ne7-/+ 29.Reb1 Nf5 30.Nf3 Qd7 31.g4 Ne7 32.Qb2 b5 33.Ra1 Ra7 34.Rba3 Rca8 35.Qa2 a5 36.Nd4 a4 37.f5 ef5 38.gf5 Rf8 39.Rf1 Ra6 40.Qb2 Attacks the backward pawn on b5 40...Rb6 41.Raa1? Nf5-+ 42.e6 Qe8 43.Rae1 Nd4 44.Rf8 Qf8 45.cd4 Qf3 46.Qc2 Qg4 47.Kh1 Qf3 48.Kg1 Qf8?? 49.Qc7 Ra6 50.Qd7 Rd6 51.Qb5 Qe7 52.Qa4 ½–½. LeMoir,D (2005) – Burrows,M (2205), 96th ch–GBR, Torquay ENG, 2009. (=1.e4 c5 2.Nf3 d6 3.b4 cb4 4.d4 e6)

4.Nf3 Nf6

5.Nbd2 Nc6 6.Bd3 Be7 7.0-0 0-0 8.Re1 b6 9.a3 ba3 10.Ba3 Ba3 11.Ra3 d6 12.e5 Nd5 13.h4 de5 14.de5 Qc7 15.Bh7? Kh7-+ 16.Ng5 Kg6 17.Qg4 f5 18.Qg3 Kh6 19.Ne6?? Be6-+ 20.Qg5 Kh7 21.Rg3 f4 22.Qg6 Kh8 23.Rg5 Nf6! 24.ef6 Rf6 25.Rh5 Kg8 26.Qh7 Kf7 27.Nf3 Rg8?? 28.Ng5+- Kf8 29.Ne6 Re6 30.Re6 (30.Re6 Nd4 31.Re4+-) 1–0. egomi (1670) – matuk (1770), kurnik, 2011.

5.Nbd2 Be7 6.Bd3 0-0 7.0-0 d6 8.Bb2 Nc6 9.Qe2 h6 10.e5 Nd5 11.Qe4 g6 12.Qg4 Kg7 13.h4 h5 14.Qg3 de5 15.de5 Nc3 16.Bc3 bc3 17.Ne4 Nb4 (17...Nd4 18.Rfd1+=) 18.Rad1 Qc7 19.Nf6 Rh8 20.Ng5 Bc5 (20...Na2 21.Nf7 Kf8 22.Nh8 Bf6 23.Ng6 Kf7 24.Qf3+-; 20...Nd3 21.Rd3 (worse is 21.cd3 Ba3-/+) 21...Qa5 22.Rc3+/-) 21.Bb5 Nc6 (worse is 21...Na2 22.Ne8 Re8 23.Be8+-) 22.Rfe1 (22.Bc6 bc6 23.Qc3 Qe7+/-) 22...a6 23.Bc6 (23.Qc3 Bb4 24.Qf3 Be1+= (24...ab5? 25.Rd7 Qd7 26.Nd7 Bd7 27.Qf6 Kh6 28.Nf7 Kh7 29.Rd1+-; 24...Ne5?? 25.Re5 ab5 26.Nd7+-)) 23...Qc6 (better is 23...bc6 24.Qc3 Qe7+/-) 24.Qf4+- Qc7 25.Nd7!! Rf8 26.Qf6 Kg8 27.Nf8 Bf8 28.Rd8 b5 29.Nh7! Bb7 30.Ra8 (30.Ra8 Ba8 31.Nf8+-; 30.Rf8?! Rf8 31.Nf8 Kf8 32.Qh8 Ke7+/-) 1–0. Solgalov,Victor (2195) – Mikhailov,Stepan (2020), SZFO–ch St Petersburg, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 Nf6)

5.Nbd2 Be7 6.Bd3 Nc6 7.Bb2 a6 8.Rc1 b5 9.0-0 Bb7 (9...0-0 10.c4 bc3 11.Bc3-/+) 10.c4 bc3 11.Rc3 (11.Bc3 Nb4 Combination; 11.Rc3 Nb4 Combination) 11...Rc8 (11...0-0 12.a3-/+) 12.Qe2 White plans e5 12...Nb4 (12...0-0 13.a3-/+) 13.Rc8+= Qc8 14.Rc1 Qa8 15.Bb1 d5 16.e5 Ne4 17.a3 Nd2 18.Qd2 Nc6 19.Ne1 (19.Ng5+=) 19...Kd7 (better is 19...Qd8!?-/+) 20.Nd3+= Rc8 21.Nc5 Bc5 22.Rc5 (22.dc5 h6+=) 22...Ne7= 23.Qc2 (23.Bd3 Rc5 24.dc5 Qf8=) 23...Rc5 24.Qc5 Qc8 25.Qd6 Ke8 26.f4 (26.Bd3 Qd8 27.Qc5 Nc6=) 26...g6 (better is 26...Qc4 27.Kf2 Nc6+=) 27.g4? (better is 27.Qb6=) 27...Qc4-+ 28.Qb4? (better is 28.Qb6 Bc8 29.Qc5-+) 28...Qe2 29.h3 (29.Bc3-+) 29...Qd1 (29...Qd1 30.Kf2 Qb1-+) 0–1. Chabert,Pierre (1690) – Andreu Lopez,Santiago (1935), Calvia ESP, 2014. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6)

5.Nbd2 Be7 6.Bd3 d6 7.a3 Nc6 8.h4 h5 9.Bb2 Ng4 (9...d5 10.e5 Ng4 11.ab4 Nb4 12.Be2+=) 10.Qe2 (10.d5 ba3 11.Bg7 Qb6=) 10...Bd7 (better is 10...0-0!?-/+) 11.d5= Nce5 12.ab4 Bf6 13.Nd4 (13.Ne5!? Ne5 14.Bb5=) 13...Bh4 14.g3 Bf6 15.f4 (15.Bb5!? Bb5 16.Qb5 Qd7 17.Qe2=) 15...Nd3-/+ 16.cd3 e5 (16...ed5 17.ed5 Kf8 18.Nc4-/+) 17.Nf5 (17.Ne6! fe6 18.Qg4 ed5 19.Qg6 Ke7 20.fe5 de5 21.ed5+=) 17...Bf5-/+ 18.ef5 Kf8?? (better is 18...Kd7 19.fe5 Be5 20.Be5 de5-/+) 19.Qg4!+/- ef4 (19...hg4 20.Rh8 Double attack) 20.d4 fg3 21.Rh5 Rh5 22.Qh5 Qe8 23.Kd1 Kg8 24.Qf3+- Bh4 25.Kc2 Qb5+/- 26.Bc3 a6 27.Ra5 Qd7+/- 28.Ra1 Re8?? 29.Qg4 Qe7 30.Rh1 Bg5 31.Qh5?? Bh6+= 32.Qf3 Qe3 33.Qe3 ½–½. Ibba,Isacco – Galli,Fabio, ITA–ch U20 Laveno, 1999. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 Nf6)

5.Bd3 Qc7 6.a3 ba3 7.c3 b6 8.0-0 Bb7 9.Qe2 Be7 10.Ba3 Ba3 11.Na3 Qc3?? (better is 11...a6=) 12.Rfc1 (better is 12.Nb5!? Qb4 13.Rfb1+-) 12...Qb4+/- 13.Nb5 (better is 13.Rc7 Nc6 14.Rb7 Nd4 15.Nd4 Qd4 16.Nc2+-) 13...Na6? (better is 13...0-0 14.Rab1 Qe7+=) 14.e5+- Nd5? (14...0-0 15.Ng5 g6 16.ef6 Rfc8+-) 15.Nd6 Ke7 16.Nb7 (16.Ra6?! Ba6 17.Ba6 Qa3+-) 16...Nac7 17.Nd6 Nf4 18.Qe4 (18.Qc2 Nd3 19.Rcb1 Ne1 20.Ne1 Qd4 21.Qc7 Qe5+-) 18...Nd3 (18...Ncd5 19.Ba6 Rab8 20.Qc2+-) 19.Qd3 (19.Rc7 Ne5 20.Ne5 Qd6 21.Nc6 Kf8 22.Raa7 g6 23.Ra8 Kg7+-) 19...Nd5 20.Qa3 (better is 20.Ra2 b5 21.Nb5+-) 20...Qa3 21.Ra3 a6 22.Rca1 Nb4 23.g3?? (better is 23.Ra4 a5 24.Kf1+-) 23...Nc2= 24.R1a2 Na3 25.Ra3 b5 26.Nd2 Rhb8 27.Ra5 Rb6 28.Nb3 f6 29.f4 b4 30.Kf2 Rc6 31.Nc5 Kd8 32.Ra4 Rb6 33.Nc4 Rc6 34.Rb4+/- a5 35.Na5!+- Ra5 36.Nb7 Kc7 37.Na5 Rc2 38.Kg1 Rc1 39.Kg2 Rc2 40.Kh3 fe5 41.de5 Kd8 42.Nb7 Ke7 43.Nd6 Re2 44.Rb8 (44.Rb8 Re5 45.fe5 g5 46.Re8) 1–0. Schulze,Marc Andre (1725) – Nguyen Minh,Thuy (1860), GER–ch Net qual4 U18 blitz, 2009. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 Nf6)

5.Bd3 d6 6.0-0 Be7 7.a3 Nc6 8.Qe2 0-0 9.Nbd2 Qc7 10.Bb2 ba3 11.Ba3 e5 12.c3 Bg4 13.h3 Bh5 14.g4 Bg6-/+ 15.d5 Nb8 16.Nh4 Nfd7 17.Nf5 Bf5 18.ef5 Nc5 19.Bc5 dc5 20.Ne4 f6 21.h4 Nd7 22.c4 Nb6 23.Ra3 Nc8 24.Rfa1 a6 25.Qe3 Nd6 26.Ng3 Rab8 27.g5 fg5 28.hg5 e4 29.f6 ed3 30.fe7 Rf7 31.Re1 Re8-+ 32.Qd3 Rfe7 33.Re6 Qd7 34.Re7 Qe7 35.Qd2?? Nc4 36.Qa2 Na3 (36...Na3 37.d6 Qf7 38.Qa3 Re1 39.Kg2 Qd5 40.Kh2 Re6-+; 36...Qg5?! 37.Qc4 Re1 38.Kh2 Qh6 39.Kg2=) 0–1. Grabinsky,V (2315) – Truskavetsky,A (2370), TCh–UKR, Alushta UKR, 2005.

5.Bd3 d6 6.0-0 Be7 7.Qe2 Nc6 8.Nbd2 e5 (8...0-0 9.Rb1+=) 9.Bb2 (9.d5 Nb8=) 9...Bg4 10.h3 Bf3 11.Nf3 Nd7 12.Bb5 Qc7 13.a3 (13.d5 Ncb8=) 13...ba3+= 14.Ra3 0-0 15.Rd1 a6 16.Bc6 Qc6 17.Rc3 Qb6 18.Rb3 Qc7 19.Rc3 Qb6 20.Ba3 (20.Rb3 Qc7=) 20...Rfe8+= 21.Qc4 ed4 22.Qd4 (22.Nd4!? Bf6 23.Rb3=) 22...Bf6-/+ 23.Qb6 Nb6 24.Rc7 Re4 25.Rd6 (better is 25.Rb7!? Nc4 26.Nd2-/+) 25...Nc4-+ 26.Rd3 b5 (worse is 26...Na3 27.Ra3 Re7 28.Re7 Be7 29.Re3-+) 27.Bc5 Ne5 28.Rd5 Nf3 29.gf3 Rc4 30.Rdd7 (30.Bb6 Rc7 31.Bc7 Rc8-+) 30...Rc2 31.Rf7 Rc5! 0–1. Silva,Jorge – Manzo,Wilson, 08, Empresa de Telecom. Open, Bogota CO, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6)

5.Bg5 Be7 6.Bd3 0-0=+ 7.a3 Nc6 8.ab4 Nb4 9.0-0 d6; 6.e5 Nd5 7.Be7 Qe7 8.a3 0-0 9.Bd3 d6.

5.Bg5 Be7 6.Bd3 Nc6 7.0-0 d6 8.c3 0-0 9.Qc2 e5 (better is 9...bc3!? 10.Bb5 Bd7 11.Nc3 Rc8-/+) 10.d5= Nb8 11.cb4 Nbd7 12.a4 Nh5 (12...Nd5 13.ed5 Bg5 14.Bh7 Kh8 15.Be4=) 13.Be7 Qe7 14.Nbd2 Nf4 15.g3 (15.Bb5 a6 16.Bd7 Bd7=) 15...Nd3+= 16.Qd3 Nf6 (16...a5 17.Rfb1+=) 17.Nc4 Bg4 18.Rac1 Rac8 19.Kh1 h5 (19...Nd5!? 20.Nfe5 de5 21.ed5 e4+=) 20.Ng5 Nd7 21.f4 ef4 22.gf4 Nf6?? (22...f6 23.Ne6 Be6 24.de6 Qe6 25.Nd6 Rc1 26.Rc1 Nb6+/-) 23.e5+- de5 (23...Rfd8 24.h3 de5 25.fe5+- (25.hg4?! e4 26.d6 ed3 27.de7 Re8+-)) 24.fe5 g6 25.ef6 Qb4 26.d6 Rfd8?? 27.d7! Rc7?? 28.Ne5 Rc1 29.Rc1 Qb2 30.Rc8 Qa1 31.Kg2 Qb2 32.Kg3 Qe5-/+ 33.Kg2 Qf6 34.Rd8 Qd8 35.h3?? Bd7 36.Ne4 Qe7 37.Qd4 Bc6 38.Kf3 Qa3 39.Kf4 Qc1 40.Ke5 Qe1 41.Qd8 Kh7 42.Kf4 Qe4 43.Kg3 Qf3 44.Kh2 (44.Kh4 Qf4) 0–1. nickbarletta – DanielMena, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 Nf6)

5.Bg5 Be7 6.Bd3 Nc6 7.e5 Nd5 8.Be7 Qe7 9.0-0 d6.

5.Bg5 Be7 6.Bf6 Bf6 7.e5 Be7 8.Nbd2 d5 9.Bd3 Nc6 10.0-0 Qb6 11.Nb3 a5 12.Qd2 Bd7 13.c4 bc3!-+ 14.Qc3 Bb4 15.Qb2 a4-+ 16.Nc1 a3 17.Qb3 Na5 18.Qd1 Bc3 19.Rb1 Bb2 20.Ne2 Rc8 21.Qd2 h6 22.Ne1 Bb5 23.Nc2 Bd3-/+ 24.Qd3 Qa6 25.Qd2 Nc4-+ 26.Qf4 0-0 27.Rfd1 Ne5! 28.Rd2 Ng6 29.Qg3 Qa4 30.Ne3 b5 31.Nd1 Rc2 32.Ndc3 Rc3! 33.Nc3 Qc4 34.Nd1-/+ Qa2 35.Qd3=+ Qc4 36.Nb2 ab2 37.Rbb2 Ra8 38.Qb1 b4 39.Rbc2 Qb5 40.Rc5 Qb6 41.g3 Ne7 42.Qd3 Ra3 43.Qb5 Qb5-/+ 44.Rb5 b3 45.Rd3=+ Nc6 46.Rbb3 Rb3 47.Rb3 Nd4 48.Rb4 Nf3 49.Kg2 Nd2 50.Rb2 Nc4 51.Rb7 g5 52.g4 Kg7 53.h3 Kf6 54.Kf3 Ne5 55.Ke3 Ng6 56.Kd4 Nf4 57.Rb3 e5 58.Kc5 d4 59.Kc4 Kg6 60.Rf3 h5 61.Ra3 h4 62.Ra6 f6 63.Ra3 d3 64.Rd3 Nd3-+ 65.Kd3 f5 66.f3-/+ Kf6 67.Kc4?? Ke6 68.Kd3 fg4 69.fg4 Kd5 70.Ke3 e4 (70...e4 71.Ke2 Kd4-+) 0–1. Wium,C – Eriksson,Bengt, Goteborg–C, 1920.

5.Bg5 h6 6.Bf6 Qf6 7.c4=+ d6 8.Nbd2 Be7 9.Rb1 0-0.

5.Bd3 b6

6.0-0 Qc7 7.a3 Bb7 8.Re1 Be7 9.ab4 Bb4 10.c3 Be7 (10...Bc3? 11.Qc2+- (worse is 11.Nc3 Qc3 12.Bg5 Nc6+=)) 11.Ba3 d6 12.Nbd2 0-0 13.e5 de5 14.de5 Nd5 15.Ne4 Nc6 16.Nd6 Nf4 17.Be4 Na5?? (17...a6 18.Nb7 Ba3 19.Ra3 Qb7 20.Nd4=) 18.Bb4 (better is 18.Nb5 Qc4 19.Be7 Qb5 20.Bf8 Rf8 21.Bb7 Nb7 22.c4+-) 18...Bd5 19.Qd2 Be4 20.Qf4 Bg6 21.Rad1 Nb7?? 22.Nb5+- Qc6 23.Nfd4 Qe8 24.Nc7 Qc8 25.Na8 Bb4 26.cb4 Qa8 27.Nc6 Nd8? 28.Nd8?? Rd8+/- 29.Qg5 Rd5 30.Rd5 Qd5 31.Qh4 b5 0–1. Potthammel,Joerg (2095) – Junggebauer,Thomas, Mecklenburg VP LL2, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6)

6.0-0 Be7 7.Nbd2 d5 8.e5 Nfd7 9.a3 Ba6 10.Ba6 Na6 11.ab4 Nb4 12.c3 Nc6 13.Re1 Na5 14.Re3 Qc7 15.h4 (15.Ne1 0-0-/+) 15...a6 16.Ng5 h6 17.Qh5? (better is 17.Nh3-/+) 17...g6-+ (17...hg5 18.Qh8 Bf8 19.hg5+-) 18.Ne6 Qc6 (18...gh5?? 19.Nc7 Kf8 20.Na8+-; 18...fe6?! 19.Qg6 Kd8 20.Qe6-/+) 19.Ng7 Kf8 20.Qg4 Kg7 21.f4 Qe6 22.Qg3 h5 23.Nf3 (23.Ba3 Nc6-+) 23...Nc4 24.Re2 Qg4 25.Qf2 Nf8 26.g3 Ne6 27.Qg2 Rhe8 (27...Nc7 28.Nd2-+) 28.Bd2 (28.Nh2 Qf5 29.Qd5-+) 28...f5 (better is 28...Qf5-+) 29.Rf1?? (29.Nh2 Qe2 30.Qe2 Ba3+=) 29...b5?? (better is 29...Nd2 30.Rd2 Nf4 31.gf4 Qf4-+) 30.Nh2= Nd2?? 31.Rd2+- b4 32.cb4 Bb4 33.Rdd1?? Bc3 0–1. Kovacs,La – Zetocha,Claudiu (2360), Sarospatak op, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6)

6.a3 ba3 7.Ba3 Ba3 8.Na3 Nc6 9.Qe2 (9.e5 Nd5=) 9...Bb7 10.Nb5 0-0 11.Nd6 Qc7 12.Nb7? (better is 12.Nb5!? Qf4 13.e5+=) 12...Nd4-+ (12...Qb7?! 13.0-0+=) 13.Qd2 Nf3 14.gf3 Qb7 15.Rg1 g6 (15...Ne8 16.c4-+) 16.Rg3 (16.e5!? Qc7 17.f4-+) 16...Qc7 17.Ke2 (17.Ra6-+) 17...Nh5 18.Qh6 (18.Rg4 f5 19.Rgg1 Qh2-+) 18...Ng3 19.hg3 Qc3 20.Rh1 Qg7 0–1. Knudsen,Jes West (1980) – Vitiugov,Nikita (2615), Horsholm Tectura Act rapid, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6)

6.a3 Bb7 7.Qe2 ba3 8.Ba3 Ba3 9.Na3 d6 10.Bb5 (10.e5 de5 11.de5 Nfd7=) 10...Kf8 (10...Nbd7 11.Bd3+=) 11.Bd3= Nc6 12.c3 g6 13.0-0 Kg7 14.Nb5 e5 15.Bc4 Qe7 16.Ng5 Rhf8 17.f4 ed4 18.cd4 d5 19.ed5 Qe2 20.Be2 Nd5 21.Bf3 Rad8 (21...Nf4?! 22.Nd6 h6 23.Nb7 Nd4 24.Ra4=) 22.Ne4 Ba8 (22...Nf4?! 23.Ned6 Nd4 24.Bb7 Nfe2 25.Kf2+=) 23.f5 gf5 24.Ned6 Ne3 25.Rfc1 Nd4! 26.Ra7 Nb5 27.Nb5 Bf3 28.gf3 Nd5 29.Nd4 Kf6 30.Rc6 Ke5 31.Ra4? Ra8 32.Rac4?! Rg8 33.Kf2 Ra2 34.Nc2 Rg6 35.Rc8 Rb2 36.Re8 Re6 37.Rd8 b5 38.f4 Nf4 39.Rc5 Kf6 40.Kf3 Rb3 (40...Rb3 41.Rc3 Rc3 42.Kf2 Rc2 43.Kf1 Rc1 44.Kf2 Re2 45.Kf3 Rc3 46.Rd3 Rd3 47.Kf4 Re4) 0–1. Schlenker,Jochen – Seul,Georg, Wittlich, 1983. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6)

6.a3 Bb7 7.Qe2 a5 8.ab4 ab4 (8...Bb4 9.c3 Be7 10.e5+=) 9.Ra8 Ba8 10.Nbd2 Be7 11.Nf1 d5 (11...d5 12.e5 Ne4+=) 0–1. Barendregt,Johan Teunis – Gerusel,Mathias, NED–FRG m Scheveningen, 1963. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6)

6.a3 Bb7 7.Qe2 d5 8.e5 Ne4 9.0-0 Nc3 10.Nc3 bc3 11.Ng5 Nc6 12.Qg4 h5 13.Qf4 Qd7 14.Be3 Qe7 (14...Na5 15.Rfb1=) 15.h4 (15.Rfb1 Na5=) 15...g6 (15...Na5 16.Rfb1=) 16.Rfb1 Bg7 (16...Na5 17.Qg3 Bg7 18.Bb5 Bc6 19.Bc6 Nc6 20.Rb3=) 17.Rb3+= Rc8 18.Rc3 Rc7 19.Rb3 Na5 20.Rb4 Qd7 21.Qg3 Nc6 22.Rb3 Ne7 (22...Na5 23.Rbb1+=) 23.Nh3 (23.a4 Bc6+/-) 23...Qc8 24.Re1 (24.a4!?+=) 24...Ba6= 25.Nf4 (25.Bg5 Bd3 26.Qd3 Rc2 27.Be7 Ke7=+) 25...Bd3=+ 26.cd3 Bh6 27.Ne2 (27.Qf3 Nf5 28.g3 0-0=+) 27...Nf5-/+ 28.Qh3 Be3 29.fe3 Qd8 30.Ng3 (30.Nc3 a6=+) 30...Qh4 (30...Nh4 31.Rf1-/+) 31.Qh4 Nh4 32.e4 Ke7 33.ed5 ed5 34.Rb2 (34.Ne2 Nf5-/+) 34...Rhc8 (34...Rc3 35.a4-+) 35.Ne2-/+ g5 36.Ng3 (36.Rf1!?-/+) 36...Rc2 37.Re2 Rb2 38.Rb2 Rc3 39.a4 (39.Nh5 Rd3 40.Rb4-+) 39...Rd3 40.Nh5 Rd4 41.a5 ba5 42.Re2 a4 43.Ng7 (43.Nf6 Ke6-+) 43...Re4 44.Rb2 Re5 45.Rb7 Kf6 46.Nh5 Kg6 (46...Kg6 47.Ng3 Re3-+) 0-1. Araujo,Renan Aparecido (1900) - Terao,J (2230), 6th Floripa Open, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

6.a3 Bb7 7.Bg5 Be7 8.Bf6 gf6 9.ab4 Bb4 10.c3 Bd6 11.Qe2 Nc6 12.Na3 Be7 13.Nc4 Qc7 14.0-0 Rg8 15.Rfe1 Qf4 16.Ne3 Na5 17.d5 (17.Nd2!?=) 17...Nb3-/+ 18.Rad1 Nc5 19.Nf1 Kf8 20.Ng3 Bd6 21.Bc4 Be5 22.Ne5 fe5 23.de6 de6 24.f3 Ke7 25.Rd2 Rgd8 26.Red1 Rd2 27.Rd2 Rd8 28.Rd8 Kd8 29.Qd1 Kc7 30.Nf1 Bc6 31.g3 Qg5 32.Kf2 a6 33.Ne3 (33.Qa1 f5 34.Ba6 fe4 (34...Na6?! 35.Qa6 fe4 36.fe4+=) 35.fe4 Ne4 (35...Na6?! 36.Qa6 Qg6 37.Qa7 Bb7 38.Qa3+=) 36.Ke1 Qf5-+) 33...f5-+ 34.ef5 ef5 35.Nd5 Kb7 (better is 35...Bd5 36.Qd5 Qf6-+) 36.Nb4= Qh5 37.Kg2 Qe8 38.Nc6 Kc6 (38...Qc6?? 39.Bd5 Kc7 40.Bc6 Kc6 41.Qd2+-) 39.Ba6 ½–½. Koop,Thilo (2150) – Luckow,Rolf, Schleswig Holstein–ch qual, 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6)

6.c4 bc3 7.Nc3 d6 (7...Bb4 8.Bb2+=) 8.0-0 Be7 9.e5 de5 10.de5 Nd5 11.Nd5 Qd5 12.Qe2 0-0?? (better is 12...Bb7=) 13.Be4+- (13.Be4 Ba6 14.Bd5 Be2 15.Ba8 Bf1 16.Kf1+-) 1–0. Masset,Jacques (1895) – Goetzee,RW (1870), MT–Bielecki/pr2, 2012. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6)

6.Qe2 Bb7=+ 7.0-0 d5 8.e5 Ne4 9.a3 Nc3 10.Nc3 bc3= 11.Ng5 Be7 12.Qg4 Ba6 13.Rd1 Bd3 14.Rd3= h5 15.Qg3 Nc6 16.Be3 Rc8 17.h4 Na5=+ 18.Qf3 Bg5 19.Bg5 Qc7 20.a4 Nc4 21.Rc3?? Ne5-+ 22.Rc7 Nf3 23.gf3 Rc7 24.Ra2 Kd7 25.Bd2 Rc4 26.c3 f6 27.f4 Kd6 28.Kg2 Rhc8 29.Kf3 Rc3 30.Bc3 Rc3 31.Ke2 Rh3 32.Rc2 Ra3 0–1. Franciskovic,V (2060) – Ramesa,D (2155), Tch–CRO U20, Sv. Filip i Jakov CRO, 2005.

6.Qe2 Bb7 7.0-0 Be7 8.Nbd2 Nc6 9.Re1 Rc8 10.h4 Na5 11.Qe3 0-0 12.Qf4 Qc7 13.Ne5 Qc3 14.Rb1 Qd4 15.Bb2 Qc5 16.Re3 d6 17.Nd7?? Nd7 18.Bg7 Kg7 19.Rg3 Kh8 20.Qh6 Qe5 21.Nf3 Qf6 22.Qh5 Ne5 23.Ng5 Qg6 24.Qe2 Bg5 25.Rg5 Qf6 26.f4 Nd3 27.Qd3 Rc3 28.Qd6 Rd8 29.Qb4 Qd4 30.Qd4 Rd4 (30...Rd4 31.Ra5 Rc2 32.Ra7 Be4 33.Rf7 Rdd2 34.Rf8 Kg7 35.Kh2 Rg2 36.Kh3 Rc3#) 0–1. Dakic,D (2120) – Pavlovic,MilosM (2455), Winter Open, Belgrade SRB, 2008.

6.Qe2 Bb7 7.Nbd2 Be7 8.0-0 a5 9.a3 Na6 10.e5 Nd5 11.Qe4 h5 (11...Qc7 12.Qg4 0-0 13.Qg3+=) 12.Nc4 Qc7 13.Nd6 (13.Bg5!? Bf8 14.Qh4+=) 13...Bd6-/+ 14.ed6 Qd6 15.Ne5 Qe7 16.Bd2 d6 17.Nc4 Kf8 18.Rfe1 ba3 19.Bc1 (19.Ra3 h4-/+) 19...a2! 20.Ba3 (20.Ra2 Nc3 Double attack (20...Nc3 Decoy)) 20...Nab4 21.Qf3 (21.Nb2 Nc3 22.Qe3 Qh4-+ (worse is 22...Nd3 23.Qd3 Qc7 24.Nc4-+)) 21...b5 22.Nd6 Qd6 23.c3 Nc3 24.Qb7 Rb8 25.Qa7 Qb6 26.Qb6 Rb6 27.Rec1 Rc6 28.Bb5 Nb5 29.Rc6 Na3 30.Rc8 Ke7 31.Rh8 Nac2 32.Ra2 Na2 33.Rh5 a4 34.Rc5 Nab4 (worse is 34...Nd4 35.Kf1 a3 36.Ra5-+) 0–1. Blohm,David – Anderson,Mike, Capps Memorial, 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6)

6.Qe2 Bb7 7.Bg5 h6 8.Bh4 Be7 9.Nbd2 (9.c4 bc3 10.Nc3 Nc6+=) 9...d5 (9...Nc6 10.Nb3+=) 10.0-0 (10.e5 Nfd7 11.Be7 Qe7+=) 10...Ne4 11.Ne4 Bh4 12.Nh4 de4 13.Be4 Be4 (13...Qh4?? 14.Bb7 Qd4 15.a3+-) 14.Qe4 Nd7 15.a3 ba3 16.Ra3 0-0 17.Rfa1 a5 18.Rg3 (18.c4 Re8+=) 18...Nf6 19.Qe3 Kh8 20.Nf3 Rc8 21.Rc1 (21.Qd3 Qc7 22.Rc1 Qf4-/+) 21...Nd5 22.Qe4 (22.Qd3 Rc3 23.Qe2 Qf6-/+) 22...Rc3 23.Ne5 Qc7 24.f3 Nf6 25.Qe2 Rc8 26.f4 Kg8 27.Ng4 Qf4 28.Rf1 Qd4 29.Ne3 Ne4 30.Rh3 Rc2 31.Qh5 Ng5 32.Rg3 Rc1 33.h4 Rf1 34.Kf1 Rc1 35.Ke2 Ne4 36.Rg7 Kg7 (36...Kg7 37.Qe5 Qe5 38.g3 Qg3 39.Nd1 Rc2 40.Kf1 Qd3 41.Ke1 Qe2#) 0–1. Basanta,Gary (2355) – Lipnowski,Irvin (2315), Canada op Richmond, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6)

6.e5 Nd5 7.a3 Bb7 8.0-0 Be7 9.Re1 a5 10.Be4 Na6 (10...Qc7 11.ab4 Bb4 12.Bd2+=) 11.Nfd2 (11.ab4 ab4 (worse is 11...Nab4 12.c4+/-) 12.Qd3 Qc8=) 11...0-0 (11...b5 12.ab4 Bb4 13.Ba3+=) 12.Nf3 (12.ab4 ab4 (worse is 12...Nab4 13.c4+/-; worse is 12...Bb4 13.c4+=) 13.Nb3 Qc8+=) 12...Nac7 (12...Qc7 13.Bg5 Bg5 14.Ng5-/+) 13.c4 bc3 14.Qc2 g6 15.Bh6 Re8 16.Nc3 Nc3 17.Bb7 Rb8 18.Qc3 Rb7 19.Qd2 d6 20.Qe2 b5 21.h4 (21.Reb1 Nd5 22.Bd2 b4-/+) 21...Nd5 (worse is 21...Bh4 22.Qe4 Bf2 23.Kf2+=) 22.Ng5 b4 23.Qg4 de5 24.de5 b3 25.Rad1 (25.Qf3 Bf8 26.Bf8 Rf8-/+ (26...Kf8?! 27.Nh7 Kg7 28.Nf6=)) 25...b2 (25...Ba3 26.h5-+) 26.Ne4 (26.Rb1 Ba3 27.h5 Nc3-+) 26...Qb8 (26...Bh4 27.Nd6 Bf2 28.Kf2=; 26...Ba3?! 27.Rb1-+) 27.Nd2 Nc3 28.Nb1 Nd1 29.Qd1 Bh4 30.Qa4 Be7 31.Bd2 (31.Qa5 Rd8-+) 31...Rc8 32.Qa5 (32.Bf4 Rc1! 33.Bc1 bc1B 34.Rc1 Rb1 35.Rb1 Qb1 36.Kh2 Qe1-+) 32...Qa8 (better is 32...Ra7 33.Qc3 Rc3 34.Bc3 Qb3-+) 33.Qa8 Ra8 34.Bc3 0–1. Puzzoni,Christian (2110) – Rowson,Jonathan (2580), Porto Mannu op, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6)

6.e5 Nd5 7.a3 Qc7 8.0-0 Ba6 9.Ba6= Na6 10.Qe2 Nb8 11.ab4 Bb4 12.c4 Nc3 13.Nc3 Bc3 14.Ba3 Nc6 15.Bd6= Qd8 16.d5 Ne7 17.Ra3 Ba5 18.Nd4 Nc8 19.Nb5+/- Nd6 20.Nd6 Kf8?? 21.Qh5 g6 22.Qh6 Ke7?? 23.Rf3 Qf8 24.Qg5 f6 25.Rf6 Bb4 (25...Kd8 26.Rf8 Kc7 27.Nb5 Kb7 28.Qe7 Rc8 29.Qd7 Rc7 30.Qc7 Ka6 31.Qa7#) 1–0. Puzzoni,C (2110) – Bieg Pagel,C (1985), Capo d'Orso Open, Porto Mannu Palau ITA, 2008.

6.0-0 Ba6

7.Ba6 Na6 8.Qd3 Qc8 9.a3 Be7 10.Nbd2 (better is 10.c3!?=) 10...Qc3-/+ 11.Nb3 Qd3 12.cd3 ba3 13.Ba3 Ba3 14.Ra3 Nb4 15.Nbd2 0-0 16.Rb1 a5 17.Nc4 Rfb8 18.Rab3 d5 19.Nd6 de4 20.de4 Rd8 21.Nc4 Rab8 22.e5 Nfd5 23.g3 Rdc8 24.Nd6 Rc3 25.Nd2 Rb3 26.Rb3 a4 27.Rf3 f6 28.Nb5 Nc2 29.ef6 gf6 30.Kf1 Kg7 31.Nc4 Rc8 32.Nb2 a3! 33.Na3 Nd4 34.Rd3 e5 35.Ke1 Nb4 36.Rd1 Nbc2 37.Nc2 Rc2 38.Nd3 Nf3 39.Kf1 Nh2 40.Kg2 Ng4 41.Rb1 e4 42.Ne1 Rf2 43.Kg1 Re2 44.Ng2 Rc2 45.Ne1 Rc6 46.Kf1 Ne5 47.Ke2 Nc4 48.Rb4 f5 49.Nc2 Kf6 50.Nd4 Rc5 51.Nb3 Rc8 52.Rb5 Rd8 53.Rb4 Rd3 54.Nc1 Rc3 55.Kd1 Ne3 56.Kd2 Nd5 57.Rb5 Rc5 58.Rb3 Ke5 59.Ne2 b5 60.Rb1 b4 61.Rh1 Rc7 62.Rb1 Ra7 63.Rb2 Ra3 64.Ke1 Rf3 65.Ra2 f4 66.gf4 Nf4 67.Ra5 Nd5 68.Ra8 Rf6 69.Kd2 b3 70.Kc1 Rb6 71.Kb2 Ne3 72.Re8 Kf6 73.Re4 Nd1 74.Kb1 b2 75.Rd4 Ne3 76.Rd3? Nc4 77.Nf4 Ra6 78.Nd5 Kg5 79.Rg3 Kh4 (79...Kh4 80.Rb3 Ra1 81.Kc2 Rc1 82.Kd3 Ne5 83.Ke4 b1Q 84.Rb1 Rb1 85.Ke5 Rb5-+) 0–1. Chandler,Patrick (2190) – Wunder,Horst (2085), Regionalliga NW, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6 6.0-0 Ba6)

7.c4 bc3 8.Nc3 Bb4 9.Ne2 0-0 10.Ba6 Na6 11.Qa4 (11.Qd3 Nc7=) 11...Qc8 White has an active position 12.Rb1 (12.a3 Bc3 13.Ra2 Ba5+= (worse is 13...Ne4 14.Rc2+/-)) 12...Be7 (12...Ne4 13.Be3-/+) 13.Bg5 Black has a cramped position 13...h6 Black threatens to win material: h6xg5 14.Rfc1 (14.Bf6 Bf6 (worse is 14...gf6 15.h3=) 15.Rbc1 Qb7+=) 14...Qb7 (14...Nc5 15.dc5 hg5 16.c6+= (worse is 16.cb6 ab6 17.Qd1 Bc5 18.Ng5 Qc7-+)) 15.Bf6+= Bf6 16.d5 (16.Nc3 h5+=) 16...ed5 17.e5 Be7 18.Qg4 Rfc8 19.Nfd4 Bf8 20.Nf5 Kh8 21.Rd1 Rc4 22.Qf3 Re8 23.Ne3= Re4 24.Qf7+/- R4e5 25.Nf4+- Kh7?? 26.Ng4 (26.Ng4 Qc6 27.Ne5 Re5 28.Qf8+-) 1–0. Maier,Christian (2350) – Schmaltz,Roland (2530), Leinfeld op, 2002. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

7.c4 bc3 8.Nc3 Bd3 9.Qd3 Nc6 10.e5 Nb4 11.Qe2 Nfd5 12.Ne4 h6 13.g4 Qc8 14.Ba3 Qb7 15.Nfd2 Rc8 16.Nc4 Rc6 17.f4 (17.Rac1 Qb8=) 17...Qb8 (better is 17...Rc4!? 18.Qc4 Ne3-/+) 18.Rac1= a5 19.f5 Be7 20.fe6 de6 21.Ncd6 Bd6 22.Rc6 Be7 23.Bb4 ab4 24.Nd6 Bd6 25.Rd6 0-0 26.Qf3 Qc7 27.Re6!+- Ne3? 28.Rc6 Qd7 29.Rd6 (29.Rd6 Qg4 30.Qg4 Ng4 31.Rf3+-; 29.Qe3?! Qc6 30.Rf2 Qd5=) 1–0. Kellenberger,Stephane – Lepelletier,Benoit (2265), Wch U16 Bratislava, 1993. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

7.d5 d6 8.Nd4 Qd7 (worse is 8...ed5 9.Ba6 Na6 10.ed5+=) 9.Qf3 Bd3 10.cd3 e5 11.Nf5 g6 12.Ng3 Bg7 13.a3 ba3 14.Na3 0-0 15.Nc4 Rc8?? (better is 15...Nd5 16.Ba3 Ne7+=) 16.Nb6!+- ab6 17.Ra8 Qb7 18.Ra1 Nfd7 19.Be3 Na6 20.h4 Nac5 21.Ra3 Ra8 22.Ra8 Qa8 23.Rd1 Qa4 24.h5 b5 25.Qe2 Qa3 26.Qc2 b4 27.Ne2 b3 28.Qc3 Qa2 29.Nc1 Qa3 30.Rd2 (better is 30.h6!? Bf8 31.Re1+-) 30...Na4+/- 31.Qb3 (31.Qb3 Qc1 32.Rd1+=) 1–0. Blasek,Ralph (2290) – Kalinski,Frank, Bad Mergentheim op, 1989. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

7.a3 Bd3

8.Qd3 ba3 9.e5 Nd5 10.Ba3 d6 11.c4 Nc7 12.d5 de5 13.d6 Nca6 14.Ne5 (14.Ng5 Nd7 15.Qf3 f6 16.Ne6 Qc8+=) 14...Nd7= 15.Nc6 (15.Nd7 Qd7 (15...Kd7?? 16.Qf3 e5 17.Qb7 Ke6 18.f4+-) 16.Rd1 Rc8=) 15...Qc8 16.Qf3 Qb7 17.Nc3 (17.Ne5 Qf3 A) 18.gf3?? Ne5 19.d7 Kd7 20.Bf8 Rhf8 (worse is 20...Raf8 21.Ra6 Ra8 22.Nd2-+) 21.Ra6 Nc4-+; B) 18.Nf3-/+) 17...Rc8-/+ 18.Nb5 (18.Ne5 Qf3 19.Nf3 Rc4+=) 18...Rc6-+ (worse is 18...Qc6 19.Nc7 Rc7 20.dc7 Qc7 21.Bf8 Rf8 22.Ra6+=) 19.Rfe1 Ndc5?? (better is 19...Nab8-+) 20.Bc5+= bc5 21.Na7 (better is 21.Reb1!? Nb4 22.Ra7 Qa7 23.Na7 Rd6 24.Qb7+/-) 21...Rb6+= 22.Qb7 Rb7 23.Ra6 Bd6 24.Rd6 ½–½. Paczka,P (1770) – Maksimenko,Andrei Jr (1935), Poznan Poland, 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6 6.0-0 Ba6)

8.Qd3 ba3 9.e5 Nd5 10.c4 Nb4 11.Qe4 (11.Qa3? Nc2 12.Qa4 Na1-+) 11...N8a6 12.Bg5 Be7 13.Be7 Ke7 14.Ra3 Qc8 15.Nbd2 h6 16.Nh4 Qc6 17.Qf4 d5 18.ed6 Qd6 19.Qe4 g6 (19...Kd7!?=) 20.Rfa1+/- Rhd8 21.Nhf3 (worse is 21.Ra6 Na6 22.Ra6 Qd4 23.Qd4 Rd4-/+) 21...Kf8 22.Qh4 Kg7 23.Ne4 Qf8 24.Qf6 Kg8 25.Ra6 Na6 26.Ra6 Qb4 27.Ned2 Rd7 28.h3 Rf8 29.Qe5 Qe7 30.Qe3 Kg7 31.Ne5 Rc7 32.Ng4 g5 33.Ne5 Rd8 34.Nef3 Qf6 35.Kf1 Rdc8 36.Qe5 Qe5 37.Ne5 h5 38.Ke2 f6 39.Nd3 Kf7 40.Nb4 Rd8 41.Kd3 Kg6 42.Nb1 g4 43.hg4 hg4 44.Na3 Rh7 45.g3 Rh1 46.Nbc2 Rd7 47.Nb5 Rdh7 48.Nb4 Kg5 49.Nc6 f5? 50.Ne5 Rb7 51.Nd6 Rc7 52.Nb5 Rb7 53.Ra2 a5 54.Nd6 Rb8? 55.Rb2 a4 56.Ra2 Ra8+/- 57.Nb5 f4? 58.Nd6?? fg3? 59.Ne4+- Kh6 60.Ng4 Kg7 61.Ng3 Kg6?? 62.Ne3 Kg5?? 63.Ne4 Kf4 64.d5 b5 65.Ng2?? Ke5?? 66.f4+- Kf5 67.Ne3 (67.Ne3 Kg6 68.de6 Rd8 69.Kc3+-) 1–0. Henriksen,Bo – Bauer,Tamas (2345), Kecskemet op, 1991. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

8.Qd3 d5 9.ed5 Nd5 10.ab4 Nb4 11.Qe4 Qd5 12.Qe2 Be7 13.Nc3 Qb7 14.Ne4 0-0 15.c4 N8c6 16.Bb2 Rfd8 17.Rfe1 a5 18.Ng3 Bf8 19.Rad1 b5 20.d5 ed5 21.cd5 Ne7 22.Ng5 Ng6-+ 23.h4 Rd5 24.N3e4 h6 25.h5 Nf4 26.Qg4 hg5 27.Ng5 Rd1 28.Rd1 Qg2! 29.Qg2 Ng2 30.Kg2 a4 31.Rd7 a3 32.Bc3 Rc8 33.Ne4 f5 (33...f5 34.Bb4 Bb4-+) 0–1. Kostyra,M (2175) – Koziak,V (2440), XXII Tadeusz Gniota Mem, Police Poland, 2007.

8.Qd3 d5 9.e5 Nfd7 10.ab4 Bb4 11.c3 Be7 12.c4 dc4?? (better is 12...Nc6+=) 13.Qe4+/- Na6 14.Ra6 Qc8 15.Ra1 f5 (15...b5 16.Na3 Rb8 17.Nc2+/-) 16.Qc2 b5 17.Nc3 a6 (17...b4!? 18.Nb5 a6 19.Nd6 Bd6 20.ed6 0-0+/-) 18.d5+- ed5 (18...0-0 19.Rd1+-) 19.Nd5 (19.Qf5?! Nc5 20.Qc8 Rc8 21.Nd5 Bd8+-) 19...Qc6 20.Ne7 Ke7 21.Nd4 Qd5 (21...Qg6 22.Ba3 Kd8 23.e6+-) 22.Nf5 Kd8 23.Bg5 Kc7 24.Rad1 Qe5 25.Rfe1 Qc5 26.Re7 Rad8 27.Rg7 Qe5 28.Bd8 Rd8 29.Re7 Qc5 30.Qe4 c3 31.Ne3 Qc6 32.Qh7 Kc8 33.Qf5 b4 34.Re6 Qa4 35.Qd5 b3 36.Rc6 Kb8+- 37.Rc3 1–0. Gabetto,Flaviano (2050) – Montaruli,Roberto, Robecchetto op, 1999. (=1.e4 e6 2.Nf3 c5 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6 6.0-0 Ba6)

8.Qd3 d5 9.e5 Ne4 10.ab4+= Nc6 11.c3 Be7 12.Nbd2 Nd2 13.Nd2 Qc7 14.f4 g6 15.g4 (15.b5 Na5+/-) 15...0-0-0 (15...a5!?=) 16.Nb3 Kb7 17.Rf2 Ra8 18.Rc2 a6 19.Rca2 Nb8 20.Nd2 Rc8 21.Bb2 b5 22.Nb3 Nc6 23.Qd2 Ra7 24.Ba3 Rca8 25.Qd3 Kc8 26.Qh3 a5 27.ba5 Na5 28.Bd6 Bd6 29.ed6 Qb6 30.Qh7+- Nc6 31.d7! Kc7 32.Ra7 Ra7 33.Ra7 Qa7 34.Qf7 Nd8 35.Qe7 Qa2 36.Nc5 Qe2 37.Na6 Kb7 38.Qd8 Qg4 39.Kf2 Qf4 40.Ke2 Qe4 41.Kd2 Qg2 42.Kc1 (42.Kc1 Qf1 43.Kb2 Qe2 44.Ka3 b4 45.Nb4+-) 1–0. Olsarova,T (2075) – Beil,M (2205), Open, Stare Mesto CZE, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

6.0-0 Bb7

7.Qe2 d5 8.ed5 Nd5 9.a3 Nd7 10.ab4 Bb4 11.c4 N5f6 12.Ba3 Ba3 13.Na3 0-0 14.Nb5 a6 15.Nd6 Bf3 16.gf3 (better is 16.Qf3!? e5 17.Nf5-/+) 16...Qc7-+ 17.Ne4 Nh5 18.Kh1 e5 19.d5 Nf4 20.Qe3 Rac8 (20...f5 21.Ng3 g6 22.Rfd1-+) 21.Rg1 f5 22.Ng5 Qd6 (22...Nd3 23.Ne6 N7c5 24.Nc7 Rc7 25.Rgb1+/-) 23.Bf1 a5 24.Rc1 Nc5 25.Nh3 Ng6 0–1. Michalek,Martin (2035) – Bringsken,Peter (1870), GER–Cup17 qual–201 email, 2007. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 Nf6 5.Bd3 b6)

7.Re1 Be7

8.a3 0-0 9.ab4 Bb4 10.c3 Be7 11.Qc2 h6 12.Na3 d5 13.e5 Ne4 14.Nd2 Nd2 15.Bd2 Nc6 16.Qd1 Ba3 17.Ra3 Qe7 18.Ra1 f5 19.ef6 Qf6 20.Be3 Na5 21.Qe2 Nc4 22.Bc1 Kh8 23.Bb1 (23.f3!?=) 23...a5+= 24.Ra2 Rae8 25.Qc2 Qf5 26.Qb3 Qf6 27.Qb5?? (27.Qc2 Kg8 28.Ba3 Na3 29.Ra3-/+) 27...e5-+ 28.Rae2 Bc6 29.Qb3 Bd7 30.de5 Re5 31.f3 Re2 32.Re2 Bf5 33.Bf5 Qf5 34.Qd1 Qb1 35.Kf2 Qf5 36.Qd4?? Kh7-+ 37.Re7 Rf7 38.Rf7 Qf7 39.Bf4 a4 40.g4?? a3 41.Qd3 Kg8 42.Qd1 Qf4 43.Qd5 Qf7 44.Qd8 Kh7 45.Qd3 g6 (45...g6 46.Qe2 Qa7-+) 0–1. Grummich,Horst – Mueller,Wolfgang, Bayern–chI Bank Hofmann 2nd, 1998. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6 6.0-0 Bb7)

8.a3 ba3 9.c4 d6 10.Ba3 0-0 11.Nc3 Nbd7 12.Qd2 e5 13.Nd5 Nd5 14.ed5 ed4 15.Nd4 Bf6 16.Bc2 Nc5 17.Bb2 Re8 18.Re8 Qe8 19.Re1 Qd7 20.Qe3 g6 21.Qh6 (21.Bc3 a5+=) 21...Re8 22.Rf1 (22.Re8 Qe8 23.Qc1 Ba6-/+) 22...b5! 23.f4? (23.cb5 Bd5; 23.Nb5 Bb2) 23...Bg7-+ 24.Qg5 Qe7 (better is 24...bc4 25.f5 A) 25...Bd5?! 26.fg6 f5 27.gh7 Kh8 28.Bf5= (28.Rf5? Be4-+); B) 25...Ne4 26.Be4 Re4-+) 25.Qe7-/+ Re7 26.Nc6? (better is 26.cb5 Bd5 27.Rd1-/+) 26...Bc6-+ (26...Bb2?! 27.Ne7 Kf8 28.Nc6 bc4 29.Na7 Bd5 30.Nb5-/+) 27.Bg7 Bd5 28.Bf6 Re2 29.cd5 Rc2 30.Re1 Kf8 31.Be7 Kg7 32.Bd6 Nd3 33.Rd1 Nf2 34.Ra1 Ne4 35.Be5 f6 36.Ra7 Kh6 37.h3 fe5 38.fe5 Rc5 39.Rd7 b4 40.e6 Nf6?? 41.e7? Rb5 42.Rd6 Ne8 43.Rd8 b3 44.Re8 b2 45.Rf8 b1Q 46.Kh2 Rb8 47.e8Q Re8 48.Re8 Qb6 49.Re6 Qd4 50.d6 Qd5 51.Re3 Qd6 52.Kh1 g5 53.Rf3 Kh5 54.Kg1 Kh4 55.Kh1 h5 0–1. Christensen,Jan – Jensen,Vagn, Tournament, Aarhus (Denmark), 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6 6.0-0 Bb7 7.Re1 Be7)

8.a3 d5 9.e5 Ne4 10.Nfd2 Nd2 11.Nd2 Ba6 12.Qg4 g6 13.Nf3 Bd3 14.cd3 h5 15.Qf4 Nc6 16.h4 b5 17.a4 ba4 18.Ra4 Qb6 19.Be3 Qb5 20.Raa1 a5 21.Rec1 b3 22.Rc5 Bc5 23.dc5 Qd3 24.Ng5 Qf5 25.Qa4 0-0 26.Bc1 Ne5 27.Qb3 d4 28.f3 Nd3 29.Ba3 Rab8 30.Qc4 Nb4 31.Ne4 e5 32.Bc1 Qe6 33.Qe2? Nd5 34.Qd2 Ne3 35.Qf2 Rb3 36.Qg3 Qf5 37.c6 Nc4 38.Nc5 Rb1 39.Rb1 Qb1 40.Qg5 Ne3 (40...Ne3 41.Nd7 Qc1 42.Kh2 Qc6 43.Nf6 Qf6 44.Qf6 d3 45.Qe5 d2 46.Qe3 d1Q-+) 0–1. Burghardt,J (2185) – Schneider,Ve (2250), FSIMA February, Budapest HUN, 2008.

8.c4 bc3 9.Nc3 0-0 10.Qe2 d6 11.e5 de5 12.de5 Nfd7 13.Bf4 (13.Rd1 a6=) 13...Nc5 14.Bc2 Nc6 15.Rad1 Qc8 16.Ng5 Bg5 17.Qh5? (17.Bg5 Nb4 18.Bb1 Qc6+=) 17...g6 (better is 17...Bh6 18.Bh6 gh6 19.Qh6 f5 20.ef6 Rf7=) 18.Qg5= Qc7 19.Qh4 Rfd8 20.Nb5 Qe7 21.Bg5 Rd1 22.Rd1 Qf8 23.Bf6 Rb8 24.Nc3 Rc8= 25.Na4 Na4 26.Bg6?? fg6-+ 27.Rd7 Ne7! 28.h3 Re8?? 29.Be7+/- Qf7 30.Rb7 Nc5 31.Rc7 h5 32.Bd6 Qf5?? 33.Qf6 (33.Qf6 Qf6 34.ef6+-; 33.Ra7?! Ne4 34.f3 Ng5+-; 33.Bc5?! bc5 34.Rc5 Rf8+-) 1–0. Mocchi,Tullio (2390) – Pavasovic,Dusko (2540), Nova Gorica op, 2000. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6)

8.c4 d6 9.Bb2 0-0 10.Nbd2 Re8 11.Qc2 h6 12.Nf1 Bf8 13.Ng3 Qc7 14.Qd2 e5 (14...Rc8 15.d5=) 15.d5 (15.Qb4!? Nbd7 16.Qd2+=) 15...a5 16.Nh4 g6 17.f4 Nbd7 18.Rf1 Bg7 19.f5 g5 20.Nf3 Nc5 21.h4 (21.Rac1!?-/+) 21...g4-+ 22.Nh2 h5 23.Bc2-/+ Ncd7 24.Qg5 Kf8 25.Ba4= Nh7 26.Qe3 Nhf6 27.Bd7 Qd7 28.Qg5 Rac8 29.Nh5+= Nh5 30.Qh5 f6 31.Ng4 Qf7 32.Qg6 Rc4= 33.Nf2 Rc2 34.Bc1 Ba6 35.Re1 Bc4 36.Be3 Ba2 37.Bb6 Qb7 38.Be3= b3 39.Kh2 Ra8 40.h5 Qf7 41.h6 Bh8 42.Nd3 Rac8 43.Nc1 b2-/+ 44.Na2 ba1Q 45.Ra1 Re2 46.Nc3 Re3 47.Nb5 Rd8 48.Rc1? Qg6 49.fg6 Re4 50.g3 Rg4 51.g7 Bg7! 52.hg7 Kg7 0–1. Guijarro Galan,J (2205) – Rabin,E (2035), 34th Open Donostia ESP, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 b6)

8.Nbd2 0-0 9.Ng5 h6 10.Nh3 Nc6 11.Nb3 d6 12.e5 de5 13.de5 Nd7 14.Bh6 Nce5 15.Qh5? (15.Bf4 Nd3 16.cd3 Nc5 17.Nc5 bc5-/+) 15...Bf3! 16.gf3 g6 (worse is 16...gh6 17.Re5 Ne5 18.Qe5+=) 17.Re5 (17.Qe5!? Ne5 18.Re5-+) 17...gh5-+ 18.Rh5 f5 19.Bc4 Rf6 20.Nf4 Qc8 21.Be6 Re6 22.Ne6 Ne5 (22...Bf6!? 23.Rd1 Qe8-/+) 23.Ned4= Qd7 (better is 23...Bf6 24.Rf5 Nd7=) 24.Kh1+- (24.Rf5?! Nf7 25.Bf4 Bc5=) 24...Bf6 25.Rg1 Kf7? (better is 25...Ng6 26.Rg6 Kf7+-) 26.Rf5 (worse is 26.Nf5 Nf3 27.Bf4 Ke6-/+) 26...Ke7 (26...Rg8 27.Rg8 Kg8 28.Rf6 Qa4+-) 27.Bg7 Re8 28.Bf6 Kd6 29.Rd1 Qh7 30.Nd2 Nc6 31.Nc4 Kc7 32.Nb5 Kb8 (32...Kb8 33.Nbd6 Qh3+-). Rajamaki,Keijo – Kauko,Jussi Matti (2270), FIN–chT, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 b6 6.0-0 Bb7 7.Re1 Be7)

5.Bd3 Nc6

6.0-0 d5 7.e5 Ne4 8.Qe2 Nc3 9.Nc3 bc3 10.a3 Be7 (10...Qa5 11.Rb1=+) 11.Qe1 Qa5 12.h4 (12.Rb1 g5 (12...Ba3? 13.Ra1+-) 13.Rb5 Qa4 14.Bg5 Bg5 (worse 14...Qa3 15.Rb3 Qa5 16.Be7 Ne7 17.Rc3+/-; worse 14...Nd4 15.Nd4 Qd4 16.Be7 Ke7 17.Rb3=) 15.Ng5 h6= (worse 15...Nd4 16.Rb4 Nc2 17.Ra4 Ne1 18.Re1+-)) 12...h6 (12...b5 13.Bg5-/+) 13.a4 (13.Rb1 a6= (worse 13...Ba3 14.Ra1+-)) 13...a6 14.Ba3 Bd7 15.Be7 Ne7 The isolani on a4 becomes a target 16.Ra3 Rc8 17.Qe2 (better 17.Qa1!?=+) 17...Ba4-/+ 18.Rfa1 b5 19.g4 (19.Kh2 0-0-+) 19...Qb4 20.Qe3 Rc4?? (20...Nc6 21.Kf1-+) 21.h5?? (21.Bc4 dc4 22.Qc3 a5 23.Qb4 ab4 24.Ra4 ba4 25.Ra4 b3 26.Rc4 bc2 27.Rc2 Kd7+/-) 21...Nc6?? (better 21...Rc6-+) 22.Bc4+= Qc4?? (better 22...dc4 23.d5 Nd8+=) 23.Qd3 (better 23.Rc3 Qb4 24.Rc6+-) 23...Qd3-+ 24.cd3 c2 25.Kf1 (25.Rc1 Nb4-+) 25...Kd7 (25...f5 26.gf5 Rf8 27.Nh4-+) 26.Ke2 Rc8 27.Kd2 Na5 28.Rc3?? (better 28.Kc1-+) 28...Nb3 (better 28...Rc3 29.Kc3 Nb3 30.Re1 c1Q 31.Rc1 Nc1 32.Kd2-+) 29.Rb3 Bb3 30.Kc1 Ba4 31.Ne1 Rc3 32.Ra2 a5 33.Ra1 Kc6 34.f4 Kb6 35.g5 Bb3 36.Ra3 (36.Kd2 Rc8-+) 36...b4 37.Ra1 a4 38.Kb2 (38.Kd2-+) 38...a3 (38...c1Q 39.Rc1 a3 40.Kb1 a2 41.Ka1 Rc1 42.Kb2 Rb1) 39.Kc1 Kb5 40.Kd2 Ba4 41.Rc1 (41.gh6 gh6 42.f5 ef5-+) 41...a2 (better 41...b3 42.Kc3 b2-+) 42.Ra1 (42.f5 Rc8 43.fe6 b3-+) 42...Bb3 (42...c1Q 43.Rc1 Rc1 44.Ke3 Re1 45.Kf2 a1Q 46.g6 Rg1 47.Kf3 Qf1 48.Ke3 Qe1 49.Kf3 Bd1) 43.Rc1 (43.Kc1-+) 43...Ka4 44.gh6 (44.g6 fg6 45.hg6 Ka3-+) 44...gh6 45.f5 Ka3 46.fe6 fe6 (46...fe6 47.Ng2 Ba4-+) 0-1. Gidel100 (2225) - Aaron_Whitney (2315), Rated Blitz game, lichess.org, 2016. (=1.e4 B40: Sicilian: 2...e6, Unusual lines 1...c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

6.0-0 d6 7.c4 bc3 8.Nc3 Be7 9.d5 ed5 10.ed5 Nb8 11.Nd4 0-0 12.Re1 Re8 13.Bg5 h6 14.Bh4 g5 (14...Bg4!? 15.Qb1 b6=) 15.Bg3+= Bf8 16.Re8 Ne8 17.Qf3 Bg7 18.Re1 Nd7 (better is 18...Bd4!? 19.Qe4 Bf2 20.Bf2 Nf6=) 19.Nf5+= Ne5 (19...Nc5 20.Ne7 Kf8 21.Bh7+=) 20.Be5+/- de5 21.Ng7 Kg7 22.Re5 Nf6 23.Ne4?? (23.Qg3 Bd7+=) 23...Bg4 (23...Ng4!? 24.Qg3 f6-/+) 24.Qg3 (24.Qf6 Qf6 25.Nf6 Kf6+=) 24...Ne4 (24...Nd7!? 25.Rg5 hg5 26.Qg4 Ne5+=) 25.Re4 Bf5 ½–½. Barendregt,Johan Teunis – Filip,Miroslav, IBM Amsterdam, 1965. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6)

6.a3 a5 7.0-0 b6 8.c4 bc3 9.Nc3 Ba6 10.d5 Nb8 11.e5 Ng4 12.d6 f5 13.Nb5 Bb5 14.Bb5 Nc6 15.Bc6 dc6 16.h3 Nh6 17.Nd4 Kd7? 18.Qf3 Rc8 19.Bh6 gh6 20.Nf5! Qg5 21.Nd4 Qg6 22.Rac1 (22.Rac1 Bd6 23.ed6+-) 1–0. phyton – bajaisakk (1925), kurnik, 2011.

6.a3 a6 7.Bg5 Be7 8.c3 Qa5 9.Qb3 bc3 10.h4? (10.Qc3 d5 11.e5-/+) 10...c2-+ 11.Bd2?? (11.Nbd2 Qa3! 12.Ke2-+ (12.Ra3?? c1Q 13.Qd1 Qa3-+)) 11...cb1Q (better is 11...c1Q 12.Qd1 Qd1 13.Kd1 Qb6-+) 12.Bb1 Qh5 13.Ba2 (13.e5 Ng4-+) 13…Ne4 0–1. Kiss,H – Toth,Szilvia, HUN–ch U16 Girls, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6)

6.a3 Qb6 7.Be3 Ng4 8.0-0 g6 9.Nbd2 Qc7=+ 10.e5 d6 11.Ng5 h5-/+ 12.Ndf3 de5 13.de5 Nce5 14.Bf4 Bd6 15.Bb5 Ke7-+ 16.Bg3 a6 17.ab4=+ Rb8 18.Bd3 Nd3 19.Qd3 Rd8 20.Qe2 Bg3-/+ 21.hg3 Bd7 22.c4 Rbc8 23.Rac1 Bc6 24.b5 Bf3 25.Qf3 Ne5 26.Qf4 f6 27.Ne4 Ng4 28.Qf3 f5 29.Qa3 Kf7 30.f3 Ne5-+ 31.Ng5 Kf6 32.f4 Qc5 33.Qc5=+ Rc5 34.ba6 Ng4?? 35.ab7 Rb8+/- 36.Rb1 Rc7 37.Rfe1 Rcb7 38.Re6 Kg7 39.Rb7 Rb7 40.Kf1 Rc7= 41.Ra6 Rc4=+ 42.Ra7 Kf8 43.Rc7 Ra4 44.Ne6= Kg8 45.Rg7 Kh8 46.Rf7 Nh2 ½–½. Yakivchik,M (2305) – Langner,L (2400), Open A, Pardubice CZE, 2005.

6.a3 d5 7.e5 Ne4 8.0-0 Be7 9.ab4 Nb4 10.Ne1 0-0 11.f3= Qb6 12.Be2 Bh4? 13.Be3 Be1? 14.Re1+- Qc6 15.c4 dc4 16.fe4 c3? 17.d5 ed5 18.Qb3 a5 19.Nc3 d4? 20.Bd4 Be6 21.Nd5! Nd5 22.ed5 Bd5 23.Qg3 Qg6 24.Qg6 hg6 25.Bf3 Bf3+/- 26.gf3 b5 27.Bb6 Rfb8? 28.Ra5+- Ra5 29.Ba5 b4 30.Bc7 Rb7 31.Bd6 Rb6 32.f4 b3 33.Ba3 b2 34.Rb1 Rb3 35.Bb2 Rb4 36.Kg2 Kh7 37.Kg3 Rb3 38.Kf2 Rb4 39.Ke3 Kg8 40.Kd3 Kh7 41.Kc3 Rf4 42.Rd1 g5 43.Rd7 Kg6 44.Rd4 Rf2 45.Rd2 Rf4 46.Rg2 Kf5 47.Bc1 Rf3 48.Kd4 g4 49.Be3 Rh3 50.Rf2 Ke6 51.Rg2 Kf5 52.Rf2 Ke6 53.Rg2?? Kf5= 54.Rf2 ½–½. Konstacky,M (2010) – Sadzikowski,D (2115), 18th Pobeskydi Chance Cp, Frydek Mistek, 2007.

6.a3 d5 7.e5 Ne4 8.Bb2 Qb6 9.0-0 ba3 10.Ba3 Ba3 11.Na3 0-0 12.Re1 Nd4?? (better is 12...Nc3 13.Qd2 Qb2+=) 13.Be4+- de4 14.Nd4 (worse is 14.Qd4 ef3 15.Qb6 ab6+=) 14...Qc5 15.Re4 b6 16.Nb3 Qe7 17.Rd4 Qg5 18.Qe2 Bb7 19.f3 Rfc8 20.Nb5 Qg6 21.Qd3 (better is 21.Ra7!? Ra7 22.Na7 Ra8+-) 21...Qd3 22.cd3 Bd5 23.Nd2 a6 24.Nd6 Rc6 25.Rda4 a5 26.Rb1 g6 27.N2c4 Ra6 28.Ne4 Kg7 29.Kf2 h6 30.Ke3 g5 31.Nc3 Kg6 32.Rb5 Bc4 33.Rc4 Rc4 34.dc4 a4 35.Na2 h5 36.g3 Kf5 37.h3 h4 38.g4 Kg6 39.Nb4 a3 40.Na2 f6 41.ef6 Kf6 42.f4 gf4 43.Kf4 Ra4 44.Rb4 e5 45.Ke4 Ra5 46.Rb6 Kg5 47.Rb5 (47.Rb5 Ra4 48.Re5 Kf6 49.Rf5 Kg6 50.Kd4+-) 1–0. Molina Vinas,Marcos (2155) – Bertault Lopez,Santiago, Asturias–ch Oviedo, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6)

6.c4 bc3 7.Nc3 Be7 8.e5 Nd5 9.Nd5 Qa5 10.Kf1 Qd5 11.Be3 d6 12.Qe2 de5 13.Bc4 Qa5 14.Bd2 Qc7 15.de5 b6 16.Rc1 Bb7 17.h4 Rd8 18.Rh3 Qd7 19.Rg3 Kf8 20.Be3 Bc5 21.Bb5 a6 (21...Ba3 22.Rc4+=) 22.Ba6 Ba6 23.Bc5 bc5 24.Qa6 Nb4 25.Qd6 Qd6 26.ed6 Nd3 (26...Na2 27.Rc5 Nb4 28.Rc7+-; worse is 26...Rd6 27.Rc5 g6 28.Ne5 Rd1 29.Ke2+/-) 27.Rd1 Nb2 28.Rb1 Nc4 29.d7 g6 30.Rg4 Nd6 31.Ra4 (better is 31.Ne5+=) 31...Rd7-/+ 32.Ne5 Rc7 33.Rd1 Ke7 34.Ke2 Nb5 35.Rc4 Ra8 36.Rd2 f6 37.Nf3 Nd6 38.Rc1 e5 39.Rdc2 Ra5 40.g4 Ke6 41.g5 f5 42.Nd2 c4! 43.Nc4 Nc4 44.Rc4 Ra2 45.Kf1 Rd7 46.Rc6 Ke7 47.Rb1 Ra4 48.Rbb6 Rh4-+ 49.Re6 Kf7 50.Re5 Rg4 51.Rf6 Kg7 52.Ra6 Rg5 0–1. Rajamaki,Keijo – Nyysti,Sampsa (2110), Kankaanpaa We KankSK op, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Nc6)

6.Nbd2 d6 7.Qe2 e5 8.de5 de5 9.Bb2 Bd6 10.Rd1 Qe7 11.Bb5 Bg4 12.Nc4 Bc7 13.a3 0-0 14.Bc6 bc6 15.ab4 Qb4 16.c3 Qb5 17.0-0? (17.h3 Bf3 18.gf3 Rfd8-+) 17...Rfd8 18.Ra1? (18.Rde1 Rab8 19.Bc1 Be6-+) 18...Nh5 (18...Be6!? 19.Nfd2 Rd2 20.Qd2 Ne4 21.Qe3 Bc4 22.Qe4 Bf1 23.Rf1 Qb2 24.Qc6-+) 19.Rfb1 Nf4 (better is 19...Be6!? 20.Nfd2 Rd2 21.Qd2 Qc4 22.Qe3-+) 20.Qf1 Bf3 21.gf3 Nd3 22.Ne3 Nf4 23.c4 Qc5-/+ 24.Ba3 Qd4 25.Rb7 Bb6 26.c5 Bc5 27.Rd1 Qc3 28.Rd8 Rd8 29.Bb2 Qd3 30.Be5 Be3 31.fe3 Qe3 32.Kh1 Ng6 33.Bg3 h5 34.Kg2 h4 35.Qc4 h3! 36.Kh3 Qf3 37.e5 Ne5 38.Kh4 Nc4 (38...Nc4 39.Rb8 Ne3 40.Rd8 Kh7 41.Rh8 Kh8 42.h3 Qf6 43.Kh5 Qh6) 0–1. Martin,Jean Luc (1920) – Norek,Arnaud (1950), FRA–chT3 North, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6)

6.Nbd2 Be7 7.0-0 (7.a3 Qa5-/+) 7...a6 (7...d5 8.Rb1-/+) 8.Bb2 (8.a3 b6-/+) 8...d6 (8...d5 9.e5 Ng8 10.a3-/+) 9.e5 (better is 9.a3!?+=) 9...de5 10.de5 Nd5 11.Ne4 (11.Be4 a5-/+) 11...0-0 (11...b5 12.a4 ba4 13.Ra4-/+) 12.g3 (12.c4 Nf4 13.Bc2 Na5+=) 12...b5 (12...b6 13.a4-/+) 13.Qe2 (13.Nfd2 Rb8-/+) 13...Bb7 14.Rad1 (14.Rfd1 Qc7-/+) 14...Qc7 (14...Qa5 15.Nf6 gf6 16.ef6 Bf6 17.Qe4-/+) 15.Neg5 g6 16.Ne4 Kg7 (16...Rac8 17.Qd2 Rfd8 18.Qh6-/+) 17.Qd2 (17.Nd6 Rfd8-/+) 17...Na5 (17...Rfd8 18.Rb1-/+) 18.Bc1 Rh8 (better is 18...Kh8!? 19.Qh6 Rg8-/+) 19.Qh6 Kg8 20.Be2? (20.Bg5+=) 20...f5?? (better is 20...Qc2 21.Bd3 Qa2 22.Bb5 Qc2-+ (22...ab5 23.Rd5 Qa1 24.Bg5 Bg5 25.Nfg5 Qe5 26.Re5 Be4 27.Ne4 f6 28.Re6 Nc6 29.Rc6 Rc8 30.Rd1 Rf8 31.Nf6 Rf6 32.Rf6 g5 33.Qg5)) 21.ef6= Nf6 22.Neg5 Bd5 23.Rd5-/+ ed5?? 24.Ne6+- Bf8 25.Nc7 Bh6 26.Bh6 Ra7 27.Ne6 Kf7? 28.Nfg5+- Ke7 29.Bd3 Nc4 30.Re1 Kd6? 31.Nf3 Re8+/- 32.Bf4 Kd7 33.Nc5 Kc6+= 34.Re8 Ne8 35.Nb3 Ned6 36.h4 a5 37.Ne5 Ne5 38.Be5 Nc4 39.Bd4 Ra8 40.Kf1 a4 41.Nc5 Re8 42.Na6 b3 43.Nb4 Kd6 44.cb3 ab3 45.ab3 Nd2 46.Kg2 Nb3 47.Bb5 Rb8?? 48.Be5!+- Ke5 49.Nc6 Ke4 50.Nb8 Nd4 51.Ba6 Nf3 52.Bb7 Ne1 53.Kf1 Nc2 54.Nd7 Kd4 55.Nf8 Kc3 56.Nh7 1–0. Felez,Roland – Riquier,Laurent (1730), FRA–chT3 Gr8, 2002. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 e6 5.Nf3)

6.Nbd2 h6 7.Nf1-/+.

6.e5 Nd5 7.0-0 b6-/+.

6.0-0 Be7

7.a3 0-0 8.Re1 Qb6 9.e5 Nd5 10.ab4 Ndb4 (10...Nd4? 11.Nd4 Nb4 12.Be3+-; worse is 10...Qb4 11.c4 Nc3 12.Bh7 Kh8 13.Qd3 Nb1 14.Rb1+/- (worse is 14.Qb1 Nd4 15.Ba3 Nf3 16.gf3 Qb1 17.Bb1 Ba3 18.Ra3 Kg8+=); 10...Ncb4?! 11.Be2=; 10...Bb4?! 11.Rf1=) 11.Be4 f5 12.ef6 Bf6 Will d4 fall? 13.c3 d5 14.cb4 de4 15.Re4 Bd7 16.Na3 Nb4 17.Rb1 Qc6 18.Re2 a5 19.Qb3 Rac8 20.Bd2 Qa6 21.Ree1 Be7 22.Ne5 a4?? (better is 22...Be8+=) 23.Qh3+- Nd3 24.Nd3 (worse is 24.Qd3 Qd3 25.Nd3 Ba3 26.Rb7 Rfd8=) 24...Ba3 25.Ne5 Bd6?? (better is 25...Qd6 26.Nd7 Qd7 27.Qa3 Rc2+-) 26.Nd7 Rfe8 27.Rb6 (27.Rb6 Bh2 28.Qh2+-) 1–0. Lehmann,Peter (2015) – Freier,Joachim, Friedrichroda op, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6 6.0-0 Be7)

7.a3 ba3 8.c3 0-0 9.Na3 a6 10.Bg5 d6 11.Bc2 h6 12.Bh4 Ne8 13.Be7 Qe7 14.Nc4 White prepares the advance e5 14...Qc7 15.Qd3 b5 16.Ne3 Bb7 17.e5 f5 18.ef6 (18.Bb3!? d5 19.Bc2+=) 18...Nf6-/+ 19.Ng4 Ne7 (19...Ng4?! 20.Qh7 Kf7 21.Qg6 Ke7 22.Qg7 (worse is 22.Qg4 Nd8+=) 22...Rf7 23.Qg4=) 20.Nf6 Rf6 21.Nd2 Rc8 22.Rac1 Bd5 23.Rfe1 Kf7 24.Bd1 Qc6 25.f3 Ng6 26.Ne4 Be4 27.Re4 Nf4-+ 28.Qf1 Kg8 29.Bb3-/+ d5 30.Re3 Qe8 31.Rc2 Qh5 32.Ra2 Qg5 33.Kh1 Ng2 34.Rd3? Nf4 35.Re3 Nh5 36.Rd3 Qh4 37.Qe2 Nf4 0–1. Khadilkar,Jayshree – Crotto,Rachel, Rio de Janeiro Interzonal (Women), 1979. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6)

7.a3 ba3 8.e5= Nd5 9.Na3 0-0 10.Nb5 a6 11.Nd6 f6 12.c4= Ndb4 13.Be4 Bd6 14.ed6 f5 15.Bc6+= Nc6 16.d5 Na5 17.Bg5+- Qb6 18.de6 Nc4? 19.e7 Nd6 20.Be3 Qb4 21.Ra4 Qb5 22.ef8Q Kf8 23.Qd6 Ke8 24.Re1 Qa4 25.Bc5 Kd8 26.Bb6# 1–0. pereira – temum, internet, 2009.

7.a3 ba3 8.e5 Nd5 9.Na3 0-0 10.Nb5 h6 11.c4 Ndb4 12.Be4 a6 13.d5 Ne5? 14.Ne5+- ab5? 15.Ra8 Qc7 16.Bb2 bc4 17.de6 de6 18.Qd4 Bf6 19.Qc4 Be5 20.Qb4 Bh2 21.Kh1 Bd6 22.Qb3 Qe7 23.g3 f5 24.Bf5! Qf7 25.Bh3 Qh5 26.Kg2 Kh8 27.Qc3 e5 28.Rc8 Rc8 29.Qc8 Kh7 30.Bf5 (30.Bf5 Qg6 31.g4 Qf5 32.Qf5 Kh8 33.Rc1 g5 34.Qf6 Kh7 35.Qf7 Kh8 36.Rc8 Bf8 37.Rf8#) 1–0. pierre – brain, internet, 2011.

7.a3 d5 8.e5 Nd7 9.ab4 Nb4 10.Be2 Nb6 11.c3 Nc6 12.Na3 a6 13.Nb5?? (better is 13.Qb3+=) 13…ab5-+ (13...ab5 14.Ra8 Na8 15.Bb5 Bd7-+) 0–1. Tavares da Silva,Luiz – Trois,Francisco RT (2390), BRA–ch Sao Luis, 1981. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6 6.0-0 Be7)

7.Nbd2 0-0 8.e5 Nd5 9.Ne4 f5 10.Ng3 b6 11.Re1 g5 12.h4? (better is 12.Nf5 Rf5 13.Bf5 ef5 14.Qd3=) 12...g4-+ (12...gh4?! 13.Ne2-/+) 13.Nh2 Bh4 (13...Nd4?! 14.Bc4 Bc5 15.Bd5 ed5 16.Be3+=) 14.Ng4 fg4 15.Qg4 Kh8 16.Bh7 Kh7 (better is 16...Bg3 17.Qg3 Rf7=) 17.Qh5= Kg8 18.Re4 Nf4 19.Bf4 Qe8?? (19...Bf6 20.Bh6 Bg7 21.Bg7 Rf5 22.Nf5 ef5+-) 20.Qg4 Kf7 21.Bh6 (worse is 21.Qh4 Qe7 22.Qh5 Kg8+-) 21...Rg8 (21...Bf6 22.ef6 Rg8 23.Qh5 Rg6 24.Rg4+-) 22.Qh5 Rg6 23.Rf4 (23.Rf4 Bf6 24.Rf6 (24.ef6?! Qh8 25.Rh4 d5+-) 24...Ke7 25.Rf8 Qf8 26.Qg6 Qh6 27.Qh6+-) 1–0. Galleto,Ricardo (2015) – Asad,J (1700), 85th ch–ARG, Buenos Aires ARG, 2010. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 Nc6 6.0-0 Be7)

7.Re1 0-0 8.Bg5 d6 9.e5 de5 10.de5 Nd5 11.h4 f6 12.ef6 Nf6 13.Nbd2 (13.a3 h6 14.Bc1 Ng4-+) 13...h6-+ 14.Qe2? (better is 14.Be3-+) 14...hg5 15.hg5 Nd5 16.Qe4 Rf5 (16...Bg5?? 17.Qh7 Kf7 18.Bg6 Ke7 19.Qg7 Rf7 20.Qf7 Kd6 21.Ne4) 17.Qg4 Qc7 (17...Rf4 18.Qh3 Bc5 19.g3-+) 18.Bf5 ef5 19.Qc4 Qd6 20.Nb3 Be6 21.Rad1 (better is 21.Nbd4 Bd7 22.Rad1-/+) 21...Rc8?? (better is 21...Rd8-+) 22.Re6= Qe6 23.Rd5 Qf7 24.g6 Qe6 25.Ne5 Re8 26.f4 Ne5+= 27.fe5 Qg6 28.Rd7 Kf8 29.Nd4 Qb6 30.Kf1= Qa6 31.Ne6 Kg8?? 32.Qa6+- ba6 33.Nc7 Rd8 34.Re7 Rd2 35.e6 Rc2 36.Rg7!! Kg7 37.e7 Rc7 38.e8N Kf7+/- 39.Nc7 a5 40.Na6 Ke6 41.Ke2 Kd5 42.Kd3 f4 43.Nc7 Kd6 44.Nb5 Kd5 45.Na7 a4 46.Nb5 b3? 47.Nc3 Ke5 48.a3 Kf5 49.Na4 Kg4 50.Nb2 (50.Nb2 Kf5 51.a4+-) 1–0. Otten,Colleen (2020) – Volkers,Annemarie (1915), NED–ch sf (Women), 2008. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Nc6 6.0-0 Be7)

7.Re1 d5 8.e5 Nd7 9.a3 Qb6 10.Bf1 0-0 11.ab4 Bb4 12.c3 Be7 13.Na3 f6 14.c4 (14.ef6 Nf6 15.Bd3 Bd7+=) 14...fe5 15.cd5 (15.Rb1 Qa5 16.Rb5 Qc7 17.cd5 Nd4 18.Nd4 ed4 19.de6 Nc5-/+) 15...ed5 (15...Nd4!? 16.Nd4 Qd4 17.Qd4 ed4 18.de6 Nc5-/+) 16.de5+= Nc5 17.Be3 Be6 18.Nb5 Qd8 19.Rc1 Ne4 20.Nfd4 Qd7 (better is 20...Nd4!? 21.Nd4 Bc8=) 21.Ne6+= Qe6 22.Nc7 (22.f3 Qe5 23.fe4 de4+/-) 22...Qe5+= 23.Na8 Ra8 24.Bc5 (24.Qb3 Na5 25.Qb5 b6+/-) 24...Qf5 (better is 24...Bc5!? 25.Rc5 Rd8=) 25.g4+= Qe5?? (better is 25...Qg5 26.Re4 de4+/-) 26.Be7+- Ne7 27.f3 Rf8 28.fe4 de4 29.Bg2 Qb2 30.Qe2 Qd4 31.Qe3 Qb2 32.Qe4 Ng6 33.Qe6 Kh8 34.Rc8 Qf2 35.Kh1 Qg2 36.Kg2 Nf4 37.Kg3 Ne6 38.Rf8 Nf8 39.Re7 h6 40.Rb7 a5 41.Ra7 Kg8 42.Ra5 Kf7 43.h4 g6 44.Kf4 Nd7 45.Ra7 Ke6 46.Ra8 Nf6 47.Rh8 h5 48.g5 Nd5 49.Ke4 Nc3 50.Kf3 Nd5 51.Rf8 Ke7 52.Ra8 Ke6 53.Ra6 Kf5 54.Rd6 Ne7 55.Rd4 Nc6 56.Rf4 Ke5 57.Ke3 Ne7 58.Re4 Kd6 59.Ra4 Nf5 60.Ke4 Nh4 61.Ra6 Ke7 62.Rf6 Ke8 63.Ke5 Ke7 64.Rf4 Nf5 65.Ra4 h4 66.Ra7 Ke8 67.Kf6 h3 68.Ra8 Kd7 69.Rh8 Ne7 70.Rh7 1–0. Meixner,Ferenc (2130) – Gara,Anita (2330), Balatonlelle op, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Nc6 6.0-0 Be7)

7.Re1 d6 8.a3 0-0 9.d5 (9.c3 ba3 10.Na3 a6=) 9...Ne5 (better is 9...ed5!? 10.ed5 Nd5 11.Bh7 Kh7 12.Qd5 Be6 13.Qh5 Kg8 14.ab4 Qd7-/+) 10.ab4= ed5 11.ed5 Nd5 12.Bh7 Kh7 13.Qd5 Bf6 (13...Qc7 14.Nd4=) 14.Ra3 Qc7 15.Nc3 Be6 16.Qe4 Kg8 17.Nd4 d5 18.Qf4 Rfe8 19.Ncb5?? (19.Bd2 Qb8 20.Ne6 Nc4=) 19...Qb8?? (better is 19...Qb6 20.Rd1 Bg4-+) 20.Rg3 (20.Ne6 Re6 21.Nd4 Re7=) 20...Kf8 (better is 20...Bd7!? 21.Rd1 Kh7+=) 21.Ne6+= Re6 22.Nd4 Re7 23.Qf5 Nc6 24.Ne2 Nd4 25.Qh5?? g6 26.Qh6-/+ Bg7 27.Qd2+= Qe8 28.Kf1 Nf5 29.Rh3 Rc8+= 30.b5 Kg8 31.Ba3 Re4 Black intends d4 32.Rd3 d4 33.Rb3 Qe6 34.Rbb1 Re8 35.Ng3 Qc4 36.Qd3+= Ng3 37.hg3 Qd5 1–0. Kristensen,Kaa (2255) – Carstensen,J (2315), 48th XtraCon TCh–DEN, 2009. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Nc6 6.0-0 Be7)

5.Bd3 d5

6.Nbd2 Nc6 7.0-0 Be7 8.Re1 Qc7 9.a3 a6 10.e5 Nd7 11.Nf1 ba3 (11...b5 12.ab4 Nb4 13.Bg5-/+) 12.c3 b5 13.Ng3 g6 (13...Qa5 14.Bg5-/+) 14.Ng5 (14.Ba3 Ba3 15.Ra3 Bb7=) 14...Nd8 (14...Na5!? 15.Ne2 Nb6-/+) 15.Ne2+= Nb6 16.Qd2 Nc4 17.Qf4 (17.Bc4 Qc4 18.Ba3 Ba3 19.Ra3 Bb7=) 17...a5 (better is 17...Nb2 18.Bb2 ab2-/+) 18.h4?? (better is 18.Bc4 dc4 19.Ba3 Ba3 20.Ra3=) 18...b4-+ 19.h5 b3 (better is 19...Rb8 20.cb4 ab4-+) 20.Ba3?? (20.Bc4 b2 21.Bb5 Bd7 22.Bd7 Qd7 23.Bb2 ab2-+) 20...Ba3 21.Qf6 Rg8 22.h6?? Bf8 23.Nh7 Bh6 24.Qh4 Bg7 25.Nf6 Bf6 26.ef6 Qd6 27.Nf4 Bb7 28.Qh7 Qf8 29.Qh3 Rh8 30.Qg3 Qh6 31.Nh3 Qh4 32.Qc7 Qf6 33.Bc4 dc4 34.Qc4 Rh3! 35.Qb5 Bc6 36.Qb3 Bg2 37.d5 Bf3 (37...Bf3 38.Qa4 Kf8 39.Qa3 Kg8 40.Qf8 Kf8 41.de6 Rh1) 0–1. Moehring,Guenther – Zirngibl,Albert, DDR–ch, 1959. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 e6 5.Nf3)

6.Nbd2 de4 7.Ne4 Ne4 8.Be4 Be7 9.a3 Nd7 10.0-0 Nf6 Black threatens to win material: Nf6xe4 11.Bd3 0-0 12.ab4 Bb4 13.Ba3 Ba3 14.Ra3 b6 15.c4 Black has a cramped position 15...Bb7 16.Re1 (16.Ne5!?= is an interesting alternative) 16...Bf3 17.gf3 Qd6 18.Qa1 a5 19.Bb1 (19.Re5 g6-/+) 19...Rfd8 20.Rd3 (20.Be4 Rac8 21.c5 bc5-+) 20...Rac8 (20...a4 21.Qa2-+) 21.Ba2 Qf4 22.Re5? Nd7 23.Re4 Qd6 24.Rde3 Nf6 25.Rh4 Qb4 26.Qd1 Qc5! Deflection: d4 27.d5 ed5 28.Rd4 Re8 29.Re8 Re8 30.cd5 Qd6 31.Qd3 g6 32.Qd2 Nd7 33.Re4 Rc8 34.Qg5 Qf6 (34...Qf6 35.Qf6 Nf6-+) 0–1. Goldsmith,Alan (1970) – Wastney,Scott (2280), The Kaf University op, 2001. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5)

6.Nbd2 de4 7.Ne4 Be7 8.0-0 Nc6 9.Bb2 0-0 10.Qd2 b6 11.Rad1 Bb7 12.Nf6 Bf6 Can d4 get defended? 13.Ne5 Ne5 14.de5 Be7 15.Qe3 Qc7 16.Qh3 g6 17.Rfe1 Rfd8 18.Re3 Ba6! 19.Rf3 (19.Ba6 Rd1 Pinning (19...Rd1 Deflection)) 19...Bd3-+ 20.Rf7 Kf7 21.Qh7 Ke8 22.cd3 (22.Qg8 Bf8 23.Qe6 Qe7 24.Qe7 Be7 25.cd3-+) 22…Qc2 (22...Qc2 23.Qg6 Kd7-+) 0–1. Yori,Fernando (2030) – Servat,Roberto (2395), Santa Fe op, 1992. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5)

6.Nbd2 de4 7.Ne4 Be7 8.0-0 Nc6 9.Re1 Ne4 (9...Nd4? 10.Nd4 0-0 11.Bb2+-) 10.Re4 0-0 11.Bb2 f5 12.Re1 Bf6 The pressure on d4 grows 13.Bc4 Attacking the backward pawn on e6 13...Na5 14.Be6 Be6 15.Re6 Nc4 16.Rb1 Qd5 17.Re1 Rad8 18.Bc1 a5 19.Bg5 Na3 20.Bf6 Rf6 21.Rb3 Nc4 22.c3 bc3 23.Rc3 b5 24.Rc2 Re6 25.Re6 Qe6 26.Re2 Qd5 27.Qe1 h6 28.h4 Nd6 29.Qa5+/- Ne4 30.Rc2 Re8 31.Qa7 Nf6? 32.Rc7+- Nh5 33.Rc5 Qe4 34.Qd7 Qb1 35.Kh2 Nf6 36.Qf5 Qa2 37.Ne5 Qd2 38.Rc8 Rc8+/- 39.Qc8 Kh7 40.Qf5 Kg8 41.Nc6 b4 42.d5 b3 43.Ne7 Kh8 44.Qc8 Kh7 45.Qf5 ½–½. Pedersen,Karl – Andersen,Daniel, DEN–chT, 1989. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5)

6.ed5 Qd5 7.0-0 Nc6 8.Re1 Be7 (8...Nd4? 9.Nd4 Bd7 10.Be3+-) 9.Bb2 0-0 10.Nbd2 Rd8 11.Qe2 Qh5 12.Rad1 Nd5 13.Ne4 Nf4 14.Qe3 Nd3 15.Rd3 b6 16.Ne5 Ne5 17.de5 Rd3 18.Qd3 Bb7 19.Ng3 Qh4 20.Qd7 Bd5 21.Nf5 ef5 22.Qd5 Rd8 23.Qb7 Bc5 24.g3 Qe7 25.Qe7 Be7 26.Re2 Bc5 27.Kg2 Kf8 28.c3 bc3 29.Bc3 Rd3 30.Be1 Ke7 31.f4 Re3 32.Re3 Be3 33.Kf3 Bg1 34.h3 Ke6 35.Ke2 Kd5 36.Kd3 b5 37.Bd2 h5 38.Be1 g6 39.Ke2 Ke4 40.Bd2?? Bh2-+ 41.Be1 h4! 42.g4 fg4 43.hg4 Bf4 44.Bh4 Be5 0–1. White,A (2085) – Karasev,Vl (2375), TCh–Eur Seniors, Dresden GER, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

6.e5 Nfd7

7.0-0 b6 8.a3 Ba6 9.ab4 Bd3 10.Qd3 Bb4 11.Na3 Nc6 12.c4 dc4 13.Nc4 Be7 14.Qe4 Nb4 15.Qg4 Kf8 16.Bg5 h5 17.Be7 Qe7 18.Qe4 Nd5 19.Ne3 g6 20.Nd5 ed5 21.Qd5 Kg7 22.h4 Rhd8 23.Ng5 Nf8 24.Qe4 Ne6 25.d5 Ng5 26.hg5 Qg5 27.d6 Qg4 28.Qd5 Qe6 29.Qe6 fe6 30.Rfc1 Rd7 31.Rc7 Rc7 32.dc7 a5 33.Rb1 Rc8 34.Rb6 Rc7 35.Re6 Ra7 36.Rd6 a4 37.Rd2 a3 38.Ra2 Kf7 39.f4 Ke6 40.Kf2 Kd5 41.Kf3? Ra4 42.g4 h4 43.g5 Kc4 44.e6 Kb3 45.e7 Ra8 46.Ra1 a2 47.Kg4?? Kb2 48.Re1 a1Q 49.Ra1 Ka1 50.Kh4 Re8 51.f5 Re7 52.fg6 Kb2?? 53.Kh5= Kc3 54.Kh6 Kd4 55.g7 Re8 56.Kh7 Ke5 57.g8Q Rg8 58.Kg8 Kf5 59.g6 Kg6 ½–½. Klibanski,Luis – Bruno,Eduardo, Villa Ballester op, 1992. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5)

7.0-0 Be7 8.a3 Nc6 9.Be3 0-0 10.c3 bc3 11.Nc3 Nb6 12.Qc2 h6 13.Qe2 f6 14.ef6 Bf6 15.a4 a5 16.Rfe1 Nb4 17.Nb5 Nd3 18.Qd3 Nc4 19.Bf4 Ra6 20.Bg3 Bd7-/+ 21.Rab1 Bb5 22.Rb5 Rb6 23.Reb1 Rb5 24.Rb5 b6 25.Qe2 Qd7 26.h3 Rc8 27.Rb1 Kh7 28.Qa2 Rc6 29.Re1 Kg8 30.Qb3 Rc8 31.Rc1 Rf8 32.Re1 Kh7 33.Qa2 Re8 34.Qc2=+ Kh8 35.Bf4 Rc8 36.Qb3 Qf7 37.Bg3 Kg8 38.Re2 ½–½. Hollstein,Frank (2255) – Obando,Daniel (1995), CiF, 2007.

7.a3 ba3 8.0-0 Nc6 9.c3 Nb6 10.Na3 Be7 11.Re1 Na5 12.Nd2 Bd7 13.Qg4 g6 14.Re3 Qc7 15.Nb5 Bb5 16.Bb5 Nc6 17.Rf3 a6 18.Bd3 Ne5 (better is 18...0-0!?+=) 19.de5+= Qe5 20.Re3 Qc7 21.Qd4 Rg8 22.Nb3 Rc8 23.Rh3 Nd7 24.Rh7?? (24.Bd2 h5+=) 24...Bf6 (24...Qc3 25.Rb1-/+) 25.Qe3 (25.Qa4 Qc3 26.Bf1 Qc6-/+) 25...Bc3 (25...Qc3!? 26.Rb1 Ne5+=) 26.Rb1 Qe5 27.f4 Qe3+= 28.Be3 Bf6 29.Kf2 Rh8 30.Rh8 Bh8 31.g4 b5 32.h4 f5 33.h5 Nf6 34.gf5 gf5 35.Nd4 Ng4 36.Ke2+= Ne3 37.Ke3 Bd4 38.Kd4 Kf7 39.Ra1 Rc6 40.Ke5 Rc3 41.Kd4 Rc6 42.Rg1 Rc8 43.Ke5 Rh8? 44.Be2 b4 45.Ra1 Ra8? 46.Ra6 Ra6 47.Ba6 b3 48.Bc8 1–0. Takle,Dan (2220) – Selfors,Willy, NOR–chT Karasjok, 2008. (=1.e4 e6 2.Nf3 c5 3.b4 cb4+= 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

7.a3 ba3 8.Na3 g6 9.Nb5 a6 10.Bg5 Qb6 11.0-0 Bg7?? (better is 11...Qc6=) 12.Nd6+- Kf8 13.Nc8 Qc7 14.Nd6 Nc6 15.Qd2 h6 16.Bf4 g5 17.Bg3 Ke7 18.c3 Rhb8 19.h4 g4 20.Qf4 Rf8 21.Qg4 Bh8 22.h5 Rg8 23.Bh4 Kf8 24.Qf4 (24.Qf4 Rg7 25.Rfb1+-) 1–0. pierre – sintoroali, internet, 2012. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

7.Ng5 Nc6 8.Ne6 Qb6 9.Bg5 Nde5 10.de5 Be6 11.Be3-+ (11.0-0 Bc5 12.Nd2 Ne5) 11...Bc5 12.Bc5 Qc5.

7.Ng5 Qc7 8.Be3 Be7 9.Qh5 g6 10.Qh6 Bf8 11.Ne6 fe6 12.Bg6 hg6.

7.Ng5 Be7 8.Qg4 h5 9.Qg3 Nf8 10.Nh3 g6 11.Be3 b6=+ 12.Nd2 Ba6 13.Nf3 Nh7 14.Nfg5 Ng5 15.Ng5 Bd3-/+ 16.cd3 Nc6 17.h4 Qd7 18.Rc1 Rc8 19.0-0=+ Nd8 20.Qf3 Rc1-/+ 21.Rc1 a5 22.Rc2 Qb7 23.Qd1 Nc6 24.Qc1= Bg5 25.Bg5 Nd4 26.Rc7+/- Ne2 27.Kf1 Nc1 28.Rb7 Na2 29.Rb8 Kd7 (29...Kd7 30.Rh8 b3 31.Rd8 Kc7-+) 0–1. Barendregt,Johan – Portisch,Lajos, Amsterdam, 1969.

7.Ng5 Be7 8.h4 Nc6 9.Be3 (9.Bh7? Qb6 10.Be3 Bg5 11.hg5 Nf8-+) 9...Nf8 10.Qg4 Bg5 11.hg5 Ne7 12.a3 Qb6 13.ab4 Qb4 14.Ke2 (14.c3 Qb2 15.Ra4 Nf5=) 14...Nf5+= 15.Na3 Bd7 16.Rhb1 Qc3 17.Nb5 Bb5 18.Bb5 Nd7 19.Bd7 Kd7 20.Rb7 Kc6 21.Rab1 Qc2 22.Kf1 Rac8 (22...Qd3!? 23.Kg1 Ne3 24.fe3 h6+=) 23.Qf3+= Qd3 24.Kg1 Rhf8 25.R7b3 Qa6 26.Qd1 Rc7 27.Ra1 Qc8 28.Rc3 Kb7?? 29.Qa4+- Rc3 30.Qa7 Kc6 31.Ra6 Qa6= 32.Qa6 Kd7 33.Qb5 Rc6 34.Qb7 Rc7 35.Qb5 Rc6 36.g4 Ne3 37.fe3 Rfc8-/+ 38.Qb4 Ke8 39.Kf2-/+ ½–½. Barendregt,JT – Van den Berg,CB, Hoogovens Beverwijk, 1961. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

7.Ng5 Be7 8.Qh5 g6 9.Qh6 Bf8 10.Qh3 Nc6 11.Nf3 Qa5 12.0-0 b6.

7.Ng5 Be7 8.Nh7 g6 9.Nf6 Nf6 10.ef6 Bf6-/+ 11.a3 Qb6 12.Be3 Nc6.

7.Ng5 g6 8.h4 Qe7 (8...Nc6 9.h5 Bg7 10.Nf3=) 9.h5= Bg7 10.Be3 Nc6 11.Nd2? (better is 11.Nf3=) 11...Nd4!-/+ 12.Nf7 (12.Bd4 Qg5) 12...Qf7 13.Bd4 Ne5 14.Be5 Be5 15.hg6 hg6 16.Rh8 Bh8 17.Qg4 Kd8 (17...Ba1 18.Bg6 Bc3 19.Bf7 Kf7 20.Qf4 Ke7 21.Qc7 Kf6 22.f4+=) 18.Rd1 Bc3 19.Bg6 Qf6 20.Bh5 Ke7 21.Kf1 (21.Qg8!? b6 22.Qh7 Kd6-+) 21...Bd7 22.Nb1 Rf8 23.f3 Qf4 (better is 23...Rh8!?-+) 24.Nc3-/+ Qg4 25.Bg4 bc3 26.Kf2 b5 27.Ke3 b4 28.Rh1 a5 29.f4 (29.Rh7 Kd6-+) 29...Kd6 (better is 29...d4 30.Ke4 Ba4-+) 30.Rh6? (better is 30.g3-+) 30...d4! 31.Kf3 (31.Kd4 Rf4) 31...d3! 32.cd3 c2 33.Rh1 a4 34.Ke3 b3 35.ab3 ab3 36.Kd2 Rf4 37.Bf3 Rb4 38.Kc3 Rb8 39.Kb2 Ke5 40.Rh4 Rc8 41.d4 Kd6 42.Rh1 Ba4 43.Re1 Rc4 44.Bg4 Rd4 45.Re6 Kd5 46.Rg6 Rd1 47.Bf3 Ke5 48.Rg5 Kf6 (48...Kf6 49.Bd1 cd1Q-+ (49...cd1B?! 50.Rg3+=)) 0–1. Schulz,Michael (2270) – Neukirch,Detlef (2310), BL2–N, 1998. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

7.0-0 Nc6

8.a3 ba3 9.Na3 Be7 10.c3 0-0 11.Qc2 h6 12.Qe2 a6 13.Bc2 f5 14.Nb5 Nb6 15.Nd6 Bd6 16.ed6 Nc4 (worse is 16...Qd6 17.Ba3 Qc7 18.Bf8 Kf8 19.Bd3+=) 17.Ne5 Nd6 18.Ng6 Re8 19.Bf4 Ne4 20.Be4 fe4 21.Ne5 Ne5 22.Be5 b5 23.Qg4 Ra7 24.h4 Rf8 25.Rae1 Raf7 26.Re3 Qe7 27.Rg3 a5 28.Qg6 e3 29.Re3 Qh4 30.Rg3 Qe7 31.Qh6 The pressure on g7 grows 31...Bb7 32.Qg6 Qd7 33.Rh3 Rf6?? 34.Bf6 Rf6 35.Qh7 Kf7 36.Rg3 Kf8 37.Qh8 Ke7 38.Rg7 Rf7 39.Rf7 Kf7 40.Qh7 Ke8 41.Qd7 Kd7 42.f4 a4 43.g4 Ke7 44.Kg2 Kf6 45.Kg3 Bc6 46.Rh1 Kg7 47.Kf3 Bd7 48.Ke3 Be8 49.Kd2 Bg6 50.Kc1 1–0. Sarihan,Sefa – Castellano,Antonio Jr, OP–2006–0-00094, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

8.a3 ba3 9.c3 f5 (9...f6 10.ef6 Nf6 11.Na3=) 10.ef6 Nf6 11.Qe2 Bd6 12.Na3 a6 13.Ne5 0-0 14.Bg5 Be7 15.Qc2 Ne5 16.de5 Ng4 17.Be7 Qe7 18.Bh7 Kh8 19.Qg6?? (better is 19.Qe2 Qh4 20.h3 Ne5 21.Bc2+=) 19...Qh4-+ (19...Ne5?! 20.Qh5 Ng4 21.Bd3 Nh6 22.c4=) 20.h3 Ne5 (20...Qh7?! 21.Qg4 Qf5 22.Qd4=; 20...Rf2? 21.hg4 Rf1 22.Rf1+-; 20...Nf2?! 21.Ra2 Nh3 22.gh3-/+) 21.Qg3 (21.Qb1 Qh7 22.Qb6 Qg6-+) 21...Qg3 (21...Qh7?! 22.Qe5 Qf5 23.Qf5 Rf5 24.Nb5-/+) 22.fg3 Rf1 (22...Rf1 23.Kf1 Kh7-+; 22...Kh7?! 23.Rf8 Nd7 24.Re8=) 0–1. Olsarova,K (2155) – Vlasak,Lu (2135), 5th Highlands Open A, Zdar nad Sazavou, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5)

8.a3 Qb6 9.Be3 +=.

8.a3 Be7 9.ab4 Nb4 10.Be2 a6 (10...0-0 11.c3 Nc6 12.Nbd2+=) 11.Ba3 0-0 12.c3 Nc6 13.Bd3 Ba3 14.Na3 Rb8 (14...f6 15.ef6 Nf6 16.Re1+=) 15.h4 (15.c4 Nb6=) 15...f5 (15...f6 16.Re1=) 16.Ng5 (16.c4 Nb6=) 16...Qe7+= 17.g4? (better is 17.Qb3+=) 17...h6-+ 18.gf5 (18.Nh3 Qh4 19.Nf4 fg4-+) 18...hg5 19.Qh5 Nde5! 20.de5 Ne5 21.hg5 Qg5! (21...Nd3?? 22.g6 Qg5 23.Qg5+-) 22.Qg5 Nf3 23.Kg2 Ng5 24.f4 (24.c4 Ne4-+) 24...Ne4 25.Nc2 Nc5 (25...ef5 26.Ra5-+) 26.Rf3 (26.Nb4 Nd3 27.Nd3 Rf5-+) 26...Nd3 27.Rd3 Rf5 28.Rh1 Bd7 29.Rh4 Rbf8 30.Kg3 e5 31.c4 d4 32.Nb4 Rf4 33.Nd5 Rh4 34.Kh4 Be6 35.Kg5 Bd5 36.cd5 Rd8 37.Kf5 Rd5 38.Ke6 Rb5 39.Ke7 a5 40.Rf3 e4 41.Rf8 Kh7 42.Rf4 Kg6 43.Re4 Rb4 44.Ke6 d3 45.Re3 Rd4 46.Rg3 Kh5 47.Kf5 g6! 48.Ke5 d2 (48...d2 49.Kd4 d1Q 50.Rd3 Qg4 51.Kd5 Qf5 52.Kc4 b5 53.Kc3 g5-+) 0–1. Chuvilin,Oleg (1980) – Zhunusov,Murat (2180), Barnaul RUS, Lepihin Mem, 2014. (=1.e4 c5 2.b4 cb4-/+ 3.d4 Nf6 4.Bd3 e6 5.Nf3+= d5 6.e5 Nfd7)

8.a3 Be7 9.c3 bc3 10.Qc2 Nb6 11.Nc3 h6 12.Kh1 Bd7 13.Ne2 Rc8 14.Qb1 0-0 15.g4 (15.Bd2 Rc7+=) 15...f6 (15...Nc4 16.Bc4 dc4 17.Qb7-+) 16.Nh4 (16.Nf4!?+=) 16...fe5-/+ 17.Bh7 Kh8 18.Ng6 Kh7 19.Nf8 Kg8 20.Nd7 Qd7 21.Qg6 ed4 22.Nf4 Bf6 23.Nh5 Qf7 24.Nf6 Qf6 25.Qf6 gf6 26.Bh6 e5 27.a4 Nc4 28.Rfd1 e4 29.Rab1 b6 30.h4 N4e5 31.g5 Ng4 32.Kg2 d3 33.Kg3 Nh6 34.gh6 Nd4 35.Kf4 Kh7 36.Ke3 Rc4 37.a5 b5 38.a6 b4 39.Rg1 Kh6 40.Rg8 Ne2 41.Rh8 Kg7 42.Ra8?? f5-+ 43.Ra7 Kh6 44.Kd2?? Rc2 45.Ke1 Nc3 46.Ra1 d2 47.Kf1 Rc1 (47...Rc1 48.Kg2 Ra1 49.Re7 d1Q 50.Re6 Kh5 51.Rh6 Kh6 52.Kh2 Qh1 53.Kg3 Ne2) 0–1. Dijon,Fabien – Nobili,Denis (2020), FRA–chT2, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7 7.0-0 Nc6)

8.c3 Qb6 =.

7.a3 Nc6

8.0-0 Qb6 9.Be3 Be7 10.c4 bc3 11.Nc3 a6 12.Ne2 Qc7 13.Nf4 b5 14.a4 b4 15.Nd2 (15.Qc2 Bb7=) 15...Bb7 (15...Nde5 16.de5 d4 17.Bd4 Nd4 18.Re1+=) 16.Nb3 0-0-0 (better is 16...0-0!?+=) 17.Qe2 a5 18.Rfc1 Kb8 19.Bb5 Rc8 20.Rc2 Qb6 21.Rac1 Rc7 22.Qg4 g6 23.Nd3 Rhc8 24.Qf4 Ba6 25.Rc6 Rc6 26.Rc6 Rc6+/- 27.Ndc5 Bc5? 28.dc5 Qc7 29.Bc6 Qc6 30.Qf7 Bc4 31.Nd4 Qa4?? 32.Qe8 Kc7 33.Ne6 Kb7 34.c6! (34.c6 Qc6 35.Nd8 Kc7 36.Nc6+-) 1–0. Taulbut,Shaun M (2380) – McCambridge,Vincent (2335), Politiken Cup, 1981. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

8.0-0 Be7 9.ab4 Nb4 10.Be2 (10.Nc3 Nb6+=) 10...0-0+= 11.c3 Na6 (11...Nc6!?+=) 12.Qc2= Nc7 13.Bd3 h6 14.Qd2 (14.Bf4 Nb6=) 14...a5 15.Qf4 (15.Na3 b6+=) 15...Kh8 (15...b6 16.Qg3 Kh8 17.Qh3+=) 16.Qg3 b6 17.Qh3 Ba6 18.Bc2 f5 19.ef6 Rf6 20.Re1 Kg8 21.Qg3 Bc4 (21...Nb5 22.Qh3+=) 22.Be3 (22.Nbd2 Ba6=) 22...Nf8 23.Ne5+= Bd6 24.f4 Qe7 25.Ng4 Ba6 26.Bc1 Qf7 27.Nf6 Qf6 28.Qe3 Ng6 f4 becomes the focus of attention 29.g3+/- Ne7 30.Nd2 Nf5 31.Qf2 Rc8 32.Bb2 Nb5 33.Bd3 Nc7 34.Bb1 Nb5 35.Qe2 Nc7 36.Qg2 Nb5 37.Qf3 Nc7 38.Qg4 Nb5 39.Bd3+/- Nc7 40.Ba6 Na6 41.Qe2 Nc7 42.Nf3 Qg6 43.Bc1 Ra8 44.Qd3 b5 Black prepares a4 45.Re2 Qh7 46.Ne5+/- a4 47.g4 Ne7 48.Qh7 Kh7 49.Nf7 Nc8 50.Nd8 Nb6 51.Ne6 Ne6 52.Re6 Nc4 Black intends a3 53.Ra2 a3 54.Kf2 b4 55.cb4 Bb4 56.Ke2 h5 57.h3 Rb8 58.f5 Bf8 59.Ra1 hg4 60.hg4+/- Ra8 61.g5 Kg8 62.g6 Bb4 63.Kd3 Bd6 64.Bg5+- Bf8 65.Be7 Be7 66.Re7 Nd6 67.Re5 Kf8 68.Rd5 (68.Rd5 Ne8 69.Kc3+-) 1–0. Pecka,Josef (2330) – Vestergard,Steen S (2265), Champions League, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

8.0-0 Be7 9.c3 bc3 10.Qc2 h6 11.Nc3= 0-0 12.Ne2 (12.Nb5 Nb6 13.Bf4 Na5=) 12...Re8 (12...Nb6 13.Bd2=+) 13.Nf4 Nf8 (13...Nb6 14.Nh5 Nc4 15.Bh6 gh6 16.Qc1+-) 14.Nh5 (14.h3 Bd7=) 14...Bd7 15.Rb1 Rc8 (15...Na5!?=) 16.Qd2+= (16.Rb7 Na5 17.Rd7 Nd7-+) 16...Nh7?? (16...Ng6 17.Ng7 Nd4 (17...Kg7 18.Qh6 Kg8 19.Bg6 fg6 20.Qg6 Kh8 21.Rb3 Nd4 22.Nd4+-) 18.Nd4 Rc1 19.Qc1 Kg7 20.Bg6 fg6 21.Rb7 g5+-) 17.Ng7+- Bf8 (17...Ng5 18.Ne8 Be8 19.Rb7 Na5 20.Ra7 Nc6+-) 18.Qh6 (better 18.Ne8 Be8 19.Qf4+-) 18...Bg7?? (better 18...f5 19.Ne6 Re6+=) 19.Qh7+- Kf8 20.Bh6 Nb8 1–0. Ivanov,Mike – Prato,Simon, Vienna Open, 2016. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7 7.a3 Nc6)

8.ab4 Nb4 9.Be2 Be7 10.c3 Nc6 11.Bd3 a6 12.Na3 Rb8 13.Nc2 b5 14.0-0 Nb6 15.Bf4 Nc4 16.Qc1 h6 17.h3 g5 18.Be3 Rg8 19.Nh2 h5 20.Be2 Rh8 21.Qd1 Nb2 22.Qc1 Na4 23.Bd2 Na5 24.Rb1 Qc7 25.Ne1 Nc4 26.Rb3 Na5 27.Rb1 Nc4 28.Rb3 Na5 (28...g4 29.hg4 h4 30.Nd3-/+) 29.Rb1 b4 30.cb4 Qc1 31.Bc1 Nc3 (31...Rb4?! 32.Rb4 Bb4 33.Bg5=) 32.Rb2 Rb4 33.Bf3 Rb2 34.Bb2 Na4 35.Bc1 Bd7 36.Be2 Bb5 37.Bb5 ab5 38.Nd3 Nc4 39.f4 b4 40.fg5 b3 41.Rf2 0–1. Ridameya Tatche,Jose Miguel (2140) – Szmetan,Ricardo (2280), Benidorm op–A, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

8.ab4 Nb4 9.Be2 Be7 10.c3 Nc6 11.Bd3 a6 12.h4 h6 13.Nh2 Bh4-/+ 14.Qg4 Nde5! 15.de5 Ne5 16.Qe2 Nd3 17.Qd3 Bd7 18.Ng4 Bb5 19.Qd4 Kf8 20.g3 Bg5 21.f4 Be7 22.Na3 Rc8 23.Ne5 Bc5 24.Qd1 Be8 25.Qf3 f6 26.Nd3 Be7 27.Bd2 d4-+ 28.0-0 dc3 29.Bc1 Bc6 30.Qe2 Qd5 31.Kh2 b5 32.Nc2 Rd8 33.Ndb4 Qe4 34.Qe4 Be4 35.Ra6 Kf7 36.Re1 f5 37.Ra7 Ra8 38.Rc7 Rhc8 39.Rc8 Rc8 40.Be3 Rc4 41.Rb1 Bb4 42.Rb4 Bc2 43.Rc4 bc4 44.Bd4 g5 45.Bc3 gf4 46.gf4 Ke7 47.Kg3 Kd6 48.Kf2 Kd5 49.Ke3 h5 50.Bf6 Ba4 51.Bd8 c3 52.Kd3 c2 53.Kd2 Ke4 54.Bg5 Kf3 0–1. Ridameya Tatche,J (2200) – Moreto Quintana,A (2130), XXIX Open Barbera del Valles ESP, 2006.

8.c3 bc3 9.Nc3 Nb6 10.Bg5 (10.0-0 Bd7 11.Rb1 Rc8 12.Bb2 Na5 13.a4 Be7 14.h3 Nac4 15.Qb3-/+ –1.03; 10.Qb3 Be7 11.Rb1 Bd7 12.Qc2 h6 13.0-0 Rc8 14.Qb2 0-0 15.Bf4-/+ –0.81; 10.Qc2 h6 11.0-0 Be7 12.Bf4 Bd7 13.Rfc1 Nc4 14.Bc4 dc4 15.d5+= –0.53; 10.Rb1 Bd7 11.Qc2 h6 12.0-0 Rc8 13.Qb2 Be7 14.Bf4 Na5 15.Nd2-/+ –0.78) 10...Be7 (10...f6 11.Be3 Nc4 12.Bc4 dc4 13.Qa4 Qa5 14.Qc4 fe5 15.Ne5= –0.12) 11.Be7 Qe7 12.Qc2 (12.Nb5 0-0 13.Qc2 g6 14.Nd6 f6 15.Qe2= 0.00) 12...h6 13.0-0 (13.Nb5 0-0 14.0-0 Rd8 15.Nd6= 0.00) 13...Na5 (13...0-0 14.Nb5 Rd8 15.Rac1= 0.00) 14.Nb5 0-0 15.Rfc1 (15.Nd6+= 0.34) 15...Bd7 16.Nd6 Ba4 17.Qc7 Qd8 18.Nb7 Qc7 19.Rc7 Nb7 20.Rb7 Rfc8 21.Rb1 Bc6 22.Ba6 Bb7 23.Bb7 Rab8 24.Bc8 Rc8 25.Ra1 Rc3 26.Kf1 Nc4 27.a4 a5 28.Ke2 Rc2 29.Ke1 Nb6 30.Nd2 Rb2 31.Nf3 Rb4 32.Kd1 Kh7 33.Kd2 Nc4 34.Ke2 Kg6 35.g4 Rb2 36.Ke1 Rb3 37.Ke2 h5 38.gh5 Kh5 39.Ra2 Kg4 40.Nd2 Nd2 41.Kd2 Kf5 42.Rc2 Rb4 43.Ke3 Ra4 44.Rc7 Ra3 45.Ke2 f6 46.Rg7 fe5 47.de5 Ra4 48.Rh7 Ke5 49.h4 Re4 50.Kd3 a4 51.h5 Rh4 52.Ra7 Rh5 53.Ra4 Rh3 54.Ke2 Rb3 55.f3 d4 56.Ra7 Re3 57.Kf2 Kd5 58.Ra5 Kc4 59.Ra4 Kc5 60.Ra6 e5 61.Ra5 Kb4 62.Rd5 Kc4 63.Rd8 Kd3 64.Ra8 Re2 65.Kg3 Kc3 66.Ra3 Kb4 67.Ra8 d3 0–1. Carlley,Bruce – Gellert,Karl, WS/O/346 ICCF, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Nfd7)

6.e5 Ne4

7.0-0 Bd7 8.a3 (8.Re1 Be7=) 8...Na6 9.Nfd2 (9.Qe1 Bc6=) 9...Bc6 (9...Nd2 10.Bd2 Qb6 11.Qg4=+) 10.Qe2 (10.Ne4 de4 11.Ba6 ba6 12.ab4 Bb4=) 10...Rc8 (10...Nc7 11.Rd1=) 11.f4 (11.ab4 Nb4 12.Be4 de4=) 11...g6 (11...Qb6 12.Nb3=+) 12.Kh1 (12.Qe3!?=) 12...Qb6=+ 13.Nb3 Be7 (13...Ba4 14.Be4 Bb3 15.cb3 de4 16.Qe4 ba3 17.Qf3=) 14.Be3 (14.Rd1=+) 14...Qd8 (14...ba3 15.Na3 Nc3 16.Qd2=+) 15.g4 White prepares f5 (15.ab4!? Bb4 16.N3d2=) 15...h5 (15...ba3 16.Ba6 ba6 17.Qa6-/+) 16.f5 (16.g5 Qb6=+) 16...hg4-/+ 17.Be4 de4 18.fg6 (18.fe6 fe6 19.Qg4 Bd5 20.Qg6 Kd7-/+) 18...fg6 (18...g3 19.gf7 Kd7 20.Kg1 Rh2 21.Qd1-+) 19.Qg4=+ Bd5 20.Nc5 The isolani on e4 becomes a target (20.Qg6!? Kd7 21.Qg2-/+) 20...Nc5 (20...Bc5?! 21.dc5 g5 22.Rf6-/+) 21.dc5 Rc5 (21...Bc5 22.c4 bc3 23.Bc5 Rc5 24.Kg1-+) 22.Rf2 (22.Qg2 Ra5 23.Nd2 Ra3 24.Ra3 ba3 25.c4-+) 22...Qc8 (better 22...Ra5 23.Qg6 Kd7-+) 23.Nd2? (better 23.Qg6 Kd7 24.Rf7-/+) 23...Rc2-+ 24.ab4 (24.Qg6 Kd8 25.ab4 Qc3-+ (25...Bb4 26.Rf7 Rc1 27.Kg2+-)) 24...Qc3 25.Ra7 (25.Re1 g5 26.Kg1-+) 25...Qe3 26.Ra8 Kd7 27.Re2 Rc1 28.Kg2 (28.Re1 Qe1 29.Nf1 Qf1 30.Qg1 Qg1) 28...Rg1 (28...Qg1) 0–1. Hoiberg,Nina (2210) – Kjeldsen,Jens (2400), 52. TCh–DEN XtraCon, 2014. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Bd7)

7.0-0 h6 8.Qe2 Bd7 9.Be3 Qc7 10.a3 Na6 11.ab4 Nb4 12.Rc1 Rc8 (12...Qc6 13.c4 Nd3 14.Qd3+=) 13.h3 (13.Ra7 Be7=) 13...Be7 (13...Nd3 14.cd3 Qc1 15.Bc1 Rc1 16.Kh2+/-) 14.c4 (better is 14.Ra7!? Qb6 15.Ra1=) 14...Nd3+= 15.Qd3 0-0 (15...b5 16.c5+=) 16.Na3 (better is 16.Ra7!? Qb6 17.Ra2=) 16...Ba3 17.Ra3 b5 18.c5 b4 19.Rb3 a5 20.Nh2 Rb8 21.Bd2 Bb5 22.Qe3 Bc4 23.Rb2 Nd2 24.Qd2 h5 25.Nf3+= Qc6 26.Ra1 Qb5 27.Qd1 Bd3 28.Ra4 Ra8 29.Qa1 Bg6 30.Kh2 Rfb8 31.Nd2 f6 32.ef6 Be8 33.f7 Kf7+= 34.Rbb4 Qb4 35.Rb4 ab4 36.Qd1 Kg8 37.Qb3 Ba4 38.Qe3= Ra6 39.Qd3 Rba8 40.Nf3 Be8 41.Ng5 g6 42.Qb3 Rb8 43.Nf3 Ra3 44.Qb2 h4 45.Ng5 Ra7 46.Qb3 Bf7 47.Nf3 Ra3 48.Qb2 Ra7 49.Qb3 Be8 50.Ng5 Re7 51.Nf3 Ra7+= 52.Ng5 Ra3 53.Qb2 Ra7 54.Qb3 Re7 55.Nf3 Ra7 56.Ng5 Bf7 57.Nf3 Ra1 58.Ne5 ½–½. Dankert,Peter (2345) – Kurajica,Bojan (2525), Hamburg Favoriten, 1980. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

7.a3 Nc6 8.0-0 Be7 9.Qe1 f5 10.ef6 Nf6 11.Ng5 Qc7 12.Bb5 Ng4 13.g3 e5 14.h3 h6 15.hg4 hg5 16.f3 e4! 17.c3 (17.fe4 Bg4) 17...ef3 18.Rf3 Bg4 19.Re3 Rh5 (19...bc3 20.Nc3 0-0-0 21.Bc6 Qc6-+) 20.ab4-/+ 0-0-0 21.Bf1 Rdh8 22.Bg2 Qd6 23.b5 Qh6 24.Kf2 Rh2 25.Qg1 Qg6 (25...Qg6 26.Qh2 Rh2 27.bc6 Qc2 28.Nd2 Bh3 29.cb7 Kb8-+) 0–1. Langheld,Werner – Neubauer,Bernd, corr, 1998. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

7.a3 Nc6 8.0-0 f5 9.ef6 Qf6 10.Bb2 Bd6 11.ab4 Bb4 12.Qe2 Ng5 13.Ne5 0-0 14.Na3 Nf7 15.Nb5 Nfe5 16.de5 Qe7 17.c3 Bc5 18.Ra4 Qg5 19.Rg4 Qe5 20.c4 d4 21.Re4 Qf6 22.Nc7 Rb8 23.Ne6 Be6 24.Re6 Qf7 25.Be4 Rbe8 26.Bd5 Kh8 27.Re1?? (27.Re8 Re8 28.Qd2-/+ (28.Bf7? Re2 29.Ba1 d3-+)) 27...Re6-+ 28.Be6 d3 29.Qd2 Qf2 (29...Qf2 30.Qf2 Bf2 31.Kh1 Be1-+) 0–1. Roeschlau,Bernd (2280) – Voigt,Roland (2370), BL2–Ost, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

7.c4 bc3-/+ 8.Qc2 Bd7 9.Be4 de4 10.Ng5 Qb6 11.Ne4 Qd4 12.Be3 Qe5 13.f4 Qc7 14.0-0 Be7 15.Nbc3 0-0 16.Rac1 Qa5 17.Rf3 f5 18.Nf2 Nc6 19.Rb1 Qa6 20.g4 Rac8 21.gf5 Rf5 22.Qd1 Rd8 23.Rg3 Bc8 24.Qg4 Rf7 25.Qh5 Rf5 26.Qg4 Bf8 27.Nfe4 Qa5 28.Kh1 Qc7 29.Nb5 Qf7 30.Rbg1?? (30.Na7 Na7 31.Ba7 Rf4 32.Ng5-+) 30...Rb5 31.Qh4 Rf5 (31...Kh8 32.Nf6 h5 33.Ne4-+) 32.Rh3 g6 33.Rg6 Qg6 34.Rg3 Qg3! 35.Ng3 Bg7 36.Nf5 ef5 37.Qh5 Be6 38.Kg2 b6 39.Kf2 Na5 40.Qg5 Rd7 41.Qh5 Rd8 42.Qg5 Nc6 43.Qh5 Rf8 44.a3 Ne7 45.Qe2 Nd5 46.Bd2 Re8 47.Qd3 Nf6 48.Qb5 Rd8 49.Bb4 Kf7 50.Qc6 Rd7 51.Ke2 Nd5 52.Bd6 Bh6 53.Ke1 Nf4 54.Bf4 Bf4 55.Qf3 Bd2 56.Kf2 Ke7 57.Qh3 Kd8 58.Qh4 Kc7 59.Qf6 Bd5 60.Ke2 Bc4 61.Kf2 f4 62.Qe5 Kb7 63.Qf5 Be3 (63...Be3 64.Kf3 Bd5 65.Ke2 Bc6-+) 0–1. Webster,Ian (1855) – Smith,Alan A (2250), BCF–chT4, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

7.Qe2 Nc3 8.Nc3 bc3 9.0-0 Nc6 10.a3 Bd7 11.Be3 Be7 12.Qe1 Rc8 13.Qc1 Na5 14.Bg5 Ba4 15.Rb1 b6 16.Rb4 Bd7 17.Qf4 (17.Be7!? Qe7 18.Qe3+=) 17...f6-/+ 18.ef6 gf6 (18...Bf6?! 19.Qh4=) 19.Bh4 Bb4 20.ab4 Nc4 21.Bc4 Rc4 (worse is 21...dc4 22.Qh6 Rf8 23.Qh5 Ke7 24.Ng5+=) 22.Ne5 fe5 23.Qh6 Qc7 24.Qf6 Ba4 25.Qh8 Kd7 26.Qh7 Kc6 27.Qg6 Qd7 28.Bg3 ed4 29.Re1 Kb5 30.h4 Rb4 31.h5 Rb2 32.Rc1 Rb4?? 33.h6+/- Rc4 34.h7+- Rc8 35.Be5 Qe8 36.Qd3 (36.Qd3 Ka5 37.h8Q Qh8 38.Bh8 Rh8 39.Ra1+-) 1–0. Shashin,Boris S – Gudkov,Sergey, URS Army tt Soviet Union, 1973. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

7.Qe2 Nc3=+ 9.Qe1 Nb1 10.Rb1 Nc6 11.Be3 0-0 12.Nd2 f5 13.f4 a6 14.Nf3 b5-/+ 15.Kh1 Bd7 16.Qg3 Be8 17.Qh3 Bg6 18.Rg1 Na5 19.g4 Nc4-+ 20.Bf2 Rf7 21.gf5 Bf5 22.Bf5 ef5 23.Rg2 g6 24.Rbg1 Qf8 25.Nh4?? Qh6?? 26.Rg6!+- hg6 27.Rg6 Qg6 28.Ng6 Rh7 29.Qg2 Rg7 30.Ne7 Kf7 31.Qd5 (31.Qd5 Ke7 32.Qb7 Kf8 33.Qa8 Kf7 34.Qa6+-) 1–0. Ridameya Tatche,J (2125) – Catarineu Navines,F (2020), ch–Catalonia, Barcelona ESP, 2007.

7.Qe2 Nc6 8.Be4 de4 9.Qe4 Qd5 10.Qd3 b6 (10...Bd7 11.a3 Rc8 12.0-0+=) 11.0-0 Bb7 12.c4? (12.Bg5 h6 13.Be3 Be7+=) 12...bc3?? (better is 12...Ne5 13.cd5 Nd3 14.de6 fe6-+) 13.Nc3= Qd7 14.g3?? (14.a3 Rc8=) 14...Be7?? (14...Nb4!? 15.Qe2 Qc6 16.Qb5 Qb5 17.Nb5 Bf3 18.Nc7 Kd7 19.Na8-+) 15.Rd1? (better is 15.a3+=) 15...Na5?? (better is 15...Nb4 16.Qe2 Qc6-+) 16.Bg5 (16.d5 ed5 17.Bg5 Rd8=) 16...0-0 (16...Bb4 17.Nb5 0-0 18.Rdb1=) 17.Be7+= Qe7 18.Ne4 h6 19.Nd6 Bd5 20.Nd2 Nb7 21.Nb7 (21.N2e4!?=) 21...Qb7+= 22.Rac1 ½–½. Ridameya Tatche,Jose Miguel (2010) – Goormachtigh,Johan (2150), Benidorm ESP, 2014. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

7.Be4 de4 8.Ng5 Nc6 9.Be3 Qd5 10.0-0 Be7 11.Nh3 b6 12.c4 Qc4 13.Nd2 Qd5 14.Nf4 Qd7 15.Qg4 g6 16.Ne4 Bb7 (worse is 16...Nd4 17.Bd4 Qd4 18.Ng6 Qa1 19.Ra1 hg6 20.Qf3+-) 17.Rfd1 0-0-0 18.f3 Kb8 19.Rd2 Na5 20.Bf2 Nc4 21.Rc2 Rc8 22.Nd3 Na3 23.Rd2 Rc2 24.Rad1 Rd2 25.Rd2 Rc8 26.h3 Nb1 27.Rb2 Nc3 28.Nb4? h5-+ (28...h5 29.Qf4 Bb4-+) 0–1. Franciskovic,Vinko (2070) – Kalajzic,Ivan (2225), Velika Gorica op 7th, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

7.Be4 de4 8.Ng5 Qd5 9.0-0 h6 10.c4 Qc4 11.Ne4 Nc6 12.Be3 Qd5 13.Ng3 b6 14.Qg4 Bb7 15.Nh5 0-0-0 (15...Ne7-/+) 16.a3 (16.Rc1 Kb8 17.Nf4 Qd7=+) 16...Kb8 (better 16...b3!? 17.Nc3 Qc4-/+) 17.ab4=+ (17.Ng7?? Bg7 18.ab4 Rhg8-+) 17...Bb4 18.Nf4 (18.Rd1!?-/+) 18...Qe4-+ 19.d5 (19.Nd2 Bd2 20.Bd2 Nd4 21.Rad1-+ (21.Qg7?? Rhg8 22.Rfe1 Nf3 23.Kh1 Ne1 24.Qg8 Rg8 25.Re1 Qd4-+)) 19...g5 (worse 19...Ne5 20.Qe2 ed5 21.Ra4-+) 20.Ra4 gf4 21.Nc3? (21.dc6 Qc6 22.Ra7 Ka7 23.f3 fe3 24.Qb4-+) 21...Qc4 (21...Ne5 22.Bf4 (22.Ne4?? Ng4 23.Bf4 e5-+) 22...Ka8 23.Qg3 Nf3 24.gf3-+; 21...Qe5?! 22.Bf4 Bc3 23.Be5 Ne5 24.Qh3-/+) 22.Rc1 Qb3 (22...Rhg8 23.Qf4 Qf4 24.Bf4 Bc3 25.dc6 Bc6 26.Rc4-+) 23.Qf4 (23.dc6 Bc3 24.Rf4 Bc6 25.Qe2-+) 23...Bc3 (23...ed5?! 24.Nb5 Qa4 25.e6 Rd6 26.Nd6 fe6 27.Nf7 e5 28.Ne5-+) 24.dc6 (24.Qc4 Qc4 25.Rc4 ed5 26.R4c3-+) 24...Qd1! 25.Rd1 (25.Rd1 Rd1 Mate attack) 25…Rd1 0–1. Pols,Wiggert (2175) – Beerdsen,Thomas (2465), Condigne Dutch Open, 2018. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

7.Be4 de4-/+ 8.Ng5 Qd5 9.0-0 h6 10.Nh3 g5 11.a3 Nc6 12.Be3 b6 13.ab4 Nb4 14.c3 Nc6 15.Nd2 Na5 16.Qc2 Bb7 17.c4 Qc6 18.Rfb1 Rc8 19.c5 Be7 20.Qb2 Rc7? 21.cb6+- ab6 22.Rc1 Qd7+= 23.Qb6 Rc1 24.Rc1 Nc6 25.Ne4 Nd4 26.Bd4 Be4+= 27.f3 Bd5 28.Rc7+/- Qd8?? 29.Qb5+- Kf8 30.Re7! Bf3 31.Bc5 Qd1 32.Qf1 Qf1 33.Kf1 Bd5 34.Re6 Kg7 35.Rd6 Bc4 36.Kf2 Ra8 37.Rd2 Ra1 38.Bd4 Rf1 39.Kg3 Be6 40.Ng1 h5 41.h4 gh4 42.Kh4 Kg6 43.Nh3 Rh1 44.Rf2 Kg7 45.Kh5 Rd1 46.Bb2 Kg8 47.Nf4 Bb3 48.Kg5 Rb1 49.Kf6 Rh1 50.Rf3 Rh6 51.Kg5 Rb6 52.Nh5 Bd1 53.Nf6 Kg7 54.Rf2 Rb5 55.Ne8 Kg8 56.Nd6 Rb6 57.Nf7 Bb3 58.Nd6 Be6 59.Kf6 Bd5 60.g4 Rb3 61.Rc2 Rf3 62.Nf5 Bb3 63.Rc8 Kh7 64.g5 Bg8 65.g6 Kh8 66.e6 Rf2 67.e7 Re2 68.Kg5 Rb2 69.Rg8! (69.Rg8 Kg8 70.e8Q#) 1–0. Orenda,O (2120) – Levar,N (2180), 11th ZNG111 Open, Rijeka CRO, 2008.

7.Be4 de4 8.Ng5 Be7 9.Ne4 0-0 10.0-0 Nc6 11.Bb2 Qd5 12.Qd3 Rd8 13.Rd1 b5 14.f3 a5 15.Nd6 Bd6 16.ed6 Rd6 17.Qf1 Rd8 18.Qf2 e5 19.Nd2 a4 20.de5 a3 (20...Ne5 21.Nf1 Nf3 22.Qf3 Qc5 23.Ne3+/-) 21.Bc1 Qe5 22.Rb1 Qc3 23.Re1 Qc2 24.Ra1 Be6 25.Ne4 Nd4 26.Bg5 Qf2 27.Kf2 Rdc8 28.Rad1 Rc2 29.Kf1 (29.Kg1 Ne2 30.Kf1 Bc4-+) 29...Bc4 30.Kg1 Ne2 (30...Ne2 31.Kf2 Ra2-+) 0–1. Kepinski,Janusz – Pott,Brian (1740), RI–2006–0-00085, 2006. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 d5 6.e5 Ne4)

7.0-0 b6

8.a3 Bb7 9.ab4 Bb4 10.c3 Be7 11.Ne1 f5 12.Qh5 g6 13.Qh6 Bf8 14.Qe3 Be7 15.Nf3 0-0 16.Qh6 Nc6 17.Be4 de4 18.Ng5 Bg5 19.Bg5 Qd5 20.Bf6 Rf7 21.c4?? (better is 21.Qg5+=) 21...Qd4-+ (21...Qc4?! 22.Na3 Qd5 23.Nc2-+) 22.Ra3 Ne5 (22...Qc4?! 23.Rg3 Ne7 24.Rc3-+) 23.Rh3 Nf3! (23...Nf3 24.Rf3 Qf6-+; 23...Rf6?? 24.Qh7 Kf8 25.Qb7+-) 0–1. Pedersen,Karl (2370) – Rosenlund,Thorbjorn (2270), Aarhus–D, 1985. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

8.a3 Bb7 9.ab4 Bb4 10.c3 Bf8 11.Ne1 h5 12.f3 Ng5 13.f4 Ne4 14.f5 ef5 15.Rf5 g6 16.Rf1 a5 17.Qb3 Qc7 18.Bb5 Nd7 19.Nd3 Rh7? (19...Bc6 20.Nf4 Qb7+/-) 20.Nf4+/- 0-0-0 21.Be3 g5 22.Ne2 f6 23.e6 Nb8 24.c4 dc4 25.Bc4 (worse is 25.Qc4 Qc4 26.Bc4 Rc7-/+) 25...Bd6 26.Rc1 Bh2 27.Kh1 Ng3 28.Ng3 Qg3 (28...Bg3? 29.Bb5 Qc1 30.Bc1 Rd4 31.Qg3 Bg2 32.Kg2+-) 29.Ba6 Rc7 30.Bb7 Kb7 31.Rc7 Qc7 32.d5 Bf4 33.Bg1 Be5 34.Ra5 Kc8 35.Ra4 (35.Ra4 Kb7 36.Qa2+-; 35.Bb6?? Qc1 36.Bg1 Bd4 37.Qc3 Bc3 (37...Qc3? 38.Nc3 Bg1 39.Kg1+-) 38.Rc5 Kb7 39.Nc3 Na6-+) 1–0. Pitch – FortKnox, playchess.de, 2005. (=1.Nf3 c5 2.e4 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.a3 Nc3 9.Nc3 bc3 10.a4 Nc6 11.Ba3 Nb4 12.Bb4 Bb4 13.h4 Bd7 14.Ng5 Qe7 15.f4 h6 16.Nf3 a5 17.g4 h5 18.g5 g6 19.Ne1 Kf8 20.Ng2 (20.Qe2!?-/+) 20...Qe8-+ 21.Qf3 Ra7 22.Ne3 Kg8 23.f5 gf5 (23...Ba4?! 24.fe6 fe6 25.Qh3+=) 24.Ng2 Kf8 25.Nf4 Ba4 26.Nh5 Bb5 27.Nf6 Qc6 28.h5 Bd3 29.Qd3 b5 30.Rfb1 Rc7 31.h6 Qc4 (31...Ke7 32.Kf2-/+) 32.Qe3 (better is 32.Qc4 Rc4 33.Rb4 Rb4 34.Ra5+=) 32...a4 33.Rd1 Be7 34.g6 (better is 34.Kf2-+) 34...fg6 35.Qg5 Kf7 36.Rd3 Rcc8 37.Kf2 Rcg8! 0–1. Fomina,Tatyana – Skomorokhin,Roman, It Open Heart Of Finland, 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.a3 Nc3 9.Nc3 bc3 10.Rb1 Qc7 =.

8.a3 Nc3 9.Nc3 bc3 10.Ng5 Ba6 11.Qh5 (11.Nh7? Bd3 12.Bg5 Be7 (12...Bh7?! 13.Bd8 Kd8 14.Qf3=; 12...Rh7?! 13.Bd8 Bf1 14.Bb6-/+; 12...Bf1?! 13.Bd8 Rh7 14.Bb6-/+) 13.Be7 A) 13...Ke7?! 14.Qd3 (14.cd3? Rh7 15.Rc1 Nc6-+) 14...Ke8 15.g3+=; B) 13...Qe7 14.Qd3 Qh4 15.Qc3 Kd8-+) 11...g6 12.Qh3 Bd3 13.cd3 Nc6 14.Nh7 Be7 15.Qh6 Kd7 (worse is 15...Nd4 16.Qg7 Kd7 17.Qf7=) 16.Qg7 Qe8 (better is 16...Qg8!? 17.Nf6 Bf6 18.Qf6 Nd4-/+) 17.Be3= Na5 18.Rac1 Rc8 19.Rc2 Rc7 20.Rfc1 Rh7 21.Qh7 Ba3 22.Rc3 Bc1 23.Rc1 Rc1 24.Bc1 Nb3 25.Bb2 a5 26.h4 b5 27.g4 b4 28.h5 gh5 29.gh5? (better is 29.g5 Kd8 30.Qh5-+) 29...a4 30.h6 a3 31.Ba1 Na1 32.Qg7 Nc2 33.h7 a2 34.h8Q a1Q 35.Kh2 Qh8 36.Qh8 Qd4 37.Qf6 Kc6 38.Qh8 Qf2 39.Kh1 Qf1 40.Kh2 Qf2 41.Kh1 Qe1 42.Kh2 Qe2 43.Kh1 Kc5 44.d4 Kd4 45.Qb8 Qe1 46.Kg2 Ne3 47.Kf3 Qf1 (47...Qf1 48.Kg3 Qg2 49.Kf4 Qg4) 0–1. Locci,Damiano (2090) – Gallucci,Alessio (2150), ITA–ch sf Saint Vincent, 2008. (=1.Nf3 c5 2.b4 cb4 3.e4 e6 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.a3 Nc6 9.ab4 Bb4 10.c3 Be7 (10...Bc3? 11.Nc3 Nc3 12.Qc2+-) 11.Nbd2 Nd2 (11...Nc3? 12.Qc2+/-) 12.Nd2 a5 13.Qg4 g6 14.Qe2 0-0 15.Nf3 Re8 16.Ba3 Bb7 17.Qe3 Ba3 18.Ra3 Ba6 19.Rb1 Bd3 20.Qd3 Ne7 21.Rab3 Rb8 22.h3 Qc7 23.Nh2 h5 24.g4 hg4 25.hg4 Kg7 26.Qf3 Ng8 27.Qf4 a4 28.Ra3 b5 29.Nf3 Qe7 30.Raa1 f5 31.gf5 gf5 32.Qg3 Kf8 33.Ng5 Rb7 34.Kg2 Qg7 35.Rh1 Qg6 36.Rag1 Rg7 37.f4 Ree7 38.Kf1 a3 39.c4 a2 (39...bc4 40.Qa3 Nh6 41.Ke2+-; worse is 39...dc4 40.Qa3 Nh6 41.Ke1+-) 40.Qa3 bc4 41.Rg3 Nh6 42.Qa2 Ra7 43.Ra3 Ra3 44.Qa3 Re7 45.Rh2 c3 46.Qb4 Ng8 47.Rh7 (47.Rh7 c2 48.Qb8 Re8 49.Qc7+-) 1–0. Scacco,Mauro (1855) – Sherwood,Russell (1890), RI.2006.0.077, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.a3 Nc6 9.Nbd2 Nd2 10.Qd2 Bd7 11.Qf4 f5 12.ef6 Qf6 13.Qg3 Nd4 14.Nd4 Qd4 15.Bh7 0-0-0 (better is 15...Bb5!? 16.Be3 Qf6-/+) 16.Be3 Qc3 17.ab4 Bc6 (17...Kb7 18.Bd3 Bb4 19.Rfd1+=) 18.Qg6 (18.Ra7 Rd7 19.Rd7 Bd7+-) 18...Bd6 (18...Kb7!? 19.Qe6 Qf6 20.Qf6 gf6=) 19.Ra7+/- Rd7 20.Rd7 Bd7 21.g3 Qf6 22.Qd3 1–0. Wiesgickl,Gerhard – Hillenbrand,Alexander (2170), Passau op 5th, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.a3 Nc6 9.Qe1 Bb7 10.Be4 de4 11.Qe4 Na5 12.Qd3 Bf3 13.Qf3 Rc8 14.ab4 Bb4 15.c3 Be7 16.Qg3 ½–½. Krcmar,Zdenek (2250) – Haba,Petr (2440), CZE–chT1c, 1995. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

8.Bb5 Bd7 9.Bd3 Bc6 10.Nfd2 Bb7 11.Bb5 Nc6 12.Bb2 a6 13.Bd3 Na5 14.Qg4 Nd2 15.Nd2 Qc7 16.Nf3 Nc4 17.Bc1 h6 18.Nh4 0-0-0 19.f4 g6 20.Qe2 Kb8 21.Rb1 Ka7 22.Bd2 a5 23.Rfc1 Ba6 24.Be1 Be7 25.Nf3 Rc8 26.Bh4 Bh4 27.Nh4 Qb7 28.Bc4 Bc4 29.Qd2 Qe7 30.Nf3 Ba2 31.Ra1 Bc4 32.c3 bc3 33.Rc3 Ba6 34.Rb3 Rc6 35.Ne1 Rhc8 36.Rb2 Qc7 37.Rab1 Rc3 38.h3 h5 39.Kh2 Rb8 40.Rc2 Rc2 41.Nc2 Rc8 42.Ne1 Qc3 43.Qd1 Rc4 44.Nf3 Qc2 45.Qe1 Qf5 46.Kg3 Qd3 47.Kh2? Rc2 (47...Rc2 48.Rc1 Re2-/+) 0–1. Dubovikas,Tomas (2190) – Dambrauskas,Virginijus (2335), LTU–chT, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.Qe1 Bb7 9.Nfd2 Nc6 10.Bb2 Nd2 11.Nd2 a5 12.f4 g6 13.g4 h5 14.f5 Qg5 15.fg6 fg6 16.Rf6 Qg4 17.Qg3 Qg3 18.hg3 Kd7 19.Rg6 Bh6 20.Nf3 Raf8 21.Kg2 Ne7 22.Rf6 Rfg8 23.Rh1 Bg7 24.Rf7 Bc6 25.Nh4 Kd8 26.Bc1 Be8 27.Rf2 Rf8 28.Rf8 Rf8 29.Bg5 Kd7 30.Bb5 Nc6=+ 31.Rf1 Kc7 32.Bf6 Bh6-/+ 33.Nf3 Bg6 34.Bd3 Be4 35.Kh3 Bf3 36.Rf3 Bg5! 37.Rf1 Be3 38.Kh4 Rg8 39.Kh5 Rg3 40.Bh4 Rg7 41.Bf6 Rg1 42.Rg1 Bg1 43.Kg4 Nd4 44.Be7 Kd7 45.Bd6 Be3 46.Kh5 Kc6 47.Kg6 Nf3 48.Kf6 Ng5 49.Bf8=+ Kd7 50.Bh6= Ne4 51.Be4 Bh6 52.Bf3 d4 53.Bg4 ½–½. Kopczynski,Michal (2200) – Tokarski,Lukasz (2235), DMP Ekstraliga Poland, 2008.

8.Re1 Nc6 9.Be4 de4 10.Re4 Bb7 11.Re1 Rc8 12.a3 Na5 13.ab4 Bb4 14.Re3 Nc4 15.Rb3 a5 16.c3 Be7 17.Nbd2 Bd5 18.Nc4 Rc4 19.Bd2 Qc7 20.Rab1 Rc6 21.Rb5 0-0 22.Qa4 Be4 23.Re1 Bd3 24.Rb2 b5 25.Qd1 a4 26.Re3 a3 27.Ra2 Bc4 28.Ra1 a2 29.Bc1 Rc8 30.Bb2 Qa5 Black prepares b4 31.Nd2 Bd5 32.Qg4 b4 33.cb4?? (better is 33.Rg3 Bf8 34.c4 Bc4 35.Rh3-+) 33...Qb4-+ (33...Bb4 34.Ne4 Rc2 35.Nf6 Kh8 36.Nh7 Kh7 37.Rh3 Kg8 38.Qh5-+) 34.Ba3 Qd2 35.Be7 Rc1 (35...Rc1 36.Rc1 Rc1 37.Qd1 Rd1 38.Re1 Qe1) 0–1. Sarihan,Sefa – Sherwood,Russell (1690), OP–2006–0-00102, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.Qe2 Bb7 9.Ne1 Be7 10.f3 Nc3 11.Nc3 bc3 12.f4 g6 Controls f5 13.g4 (13.Bb5!? must definitely be considered 13...Nc6 14.Bc6 Bc6 15.Rf3=+) 13...Nc6-/+ 14.Be3 Qc7 15.a4 0-0-0 16.Nf3 Nb4 17.Rfb1 Kb8 18.Bf2 Rc8 (18...h5 19.g5-/+) 19.Rb3 Nd3 20.Qd3 a5 Black has a new backward pawn: b6 21.Ne1 (21.Bh4 Bf8=+) 21...Ka7 22.Ng2 Ba6 23.Qf3 h5 24.g5 Qd7 25.Be1? (better 25.Ne3-/+) 25...Rc4-+ 26.Rab1 (26.Bc3 Rhc8-+) 26...Qa4 27.Bc3 Rhc8 28.Rd1 (28.Qe3 R4c7-+) 28...Qc6 29.Rd3 (29.Bd2 there is nothing else anyway 29...Rd4 30.Be3 Qc2 31.Bd4-+) 29…a4 (29...a4 30.Be1 ab3 31.cb3 Rc1-+) 0–1. Djosic,S (2315) – Nestorovic,L (2350), 1st Liga Central SRB, 2018. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 b6)

8.Qe2 Bb7 9.h4 h6 10.g3 (10.a3 ba3 11.Ba3 Ba3 12.Ra3 0-0+=) 10...Be7 11.Kg2 (11.a3 0-0-/+) 11...Nc6 12.Be3 Qc7 13.a3 Nc3 14.Nc3 bc3 15.h5 0-0-0 (15...Na5 16.Rfb1-/+) 16.Ng1 f6 17.f4 Kb8 18.Kh2 Rdf8 19.Nf3 f5 20.Ng1 Bd8 (20...Rhg8 21.g4-/+) 21.g4 (21.Qe1 Na5+=) 21...Ne7-/+ 22.g5? (22.a4 fg4 23.Qg4 Nf5-/+) 22...hg5 23.fg5-/+ Nc6 24.Nh3 Qf7 25.g6 Qc7 26.Nf4 Bc8 27.Rg1 Ne5 28.de5+= Qe5 29.Bf2 Bc7 30.Qe5 Be5 31.Bg3 Kb7 32.Be2 Kc6 33.Rge1 Kd6?? 34.Bf3+- Bf4 35.Bf4 Kc6? 36.Be5 Rhg8 37.Re3 (37.Bc3?! Kd7+-) 1–0. Devallee,Jeremie (2140) – Zaninetti,Laurent (2005), Nationale I GrA, 2012. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

7.0-0 Nc6

8.a3 a5 9.Qe2 h6 10.ab4 Nb4 11.Be4 de4 12.Qe4 Qd5 13.Qe2 b6 14.Re1 Ba6 15.Qd2 Rc8 Attacks the backward pawn on c2 16.Nc3 Qc4 17.Bb2 Be7 18.Rac1 Bb7 19.Ne4 a4 20.Nd6 Bd6 21.ed6 Bf3 22.gf3 Nd5 (22...Nc2 23.d5 Rc5 24.Re2 Rd5 25.Qc2 Qc2 26.Rec2 Rd6 27.Ba3+/-) 23.f4 0-0 24.f5 ef5 25.Ba3 Rfd8 26.Qd3 Qd3 27.cd3 Rc3 28.Rc3 Nc3 0–1. usingprogram (1975) – qwezxc357 (1815), kurnik, 2011. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

8.a3 Nc3 9.Nc3+= bc3 10.Qe1 Qa5 11.Rb1 a6 12.Rb3 h6 13.Rc3+= Bd7 14.Bd2 Qd8 15.Rb3 b5 16.Bc3 Be7 17.Qd2 Qc7 18.Ne1 g6 19.f4 Qa7 20.Nf3 Qc7 21.Ra1 Qd8 22.Rb2 Qc7 23.Rba2 Qd8 24.Bb4 Nb4 25.ab4+/- Qb6 26.c3 Bc6 27.g4 Kd7 28.Qf2 Bb7+= 29.Nd2 Kc7 30.Nb3+/- Rag8 31.Nc5 Bc5 32.dc5 Qc6 33.Qd4 h5 34.g5+/- Ra8 35.h4 Rhd8 36.Be2 Rh8 37.Bf3 Rhd8 38.Kf2 Qd7 39.Kg3 Qc6 40.Re2 Rh8 41.Ra5 Rad8 42.Re1 Rhe8 43.Rb1 Rd7 44.Rb2 Rb8 45.Kf2 Re8? 46.Ke3 Red8 47.c4?? dc4-/+ 48.Qd6 Qd6?? 49.ed6+- Kc8 50.Rba2 Bf3 51.Kf3 Ra7 52.Ra6 Ra6 53.Ra6 Rd7 54.Ra5 Kb7 55.Ke4 Rd8 56.Rb5 Kc6 57.Rb6 Kd7 58.b5 Rc8 59.Rb7 Kd8 60.c6 Ra8 61.Rf7 (61.Rf7 Ke8 62.Rh7 c3 63.d7 Kf8 64.c7 Ra4 65.Ke5 Re4 66.Ke4 Kg8 67.Re7 Kf8 68.d8Q#) 1–0. Nambiar,V (2180) – Himanshu,K (2075), ch–Commonwealth, 2004.

8.a3 f5 9.ef6 Qf6 10.Be3 Bd7 11.ab4 Bb4 12.c3 Nc3 13.Nc3 Bc3 14.Rb1 Bb4 15.Ne5 a5 16.f4 g6 17.Qg4 0-0-0 18.Qg3 Ne5 19.fe5+= Qg7 20.Bg5 Bc6 21.Be2 Rhf8 22.Rfc1 Rd7 23.Rb4 ab4 24.Qh3 Rf5 25.Bd2 Rc7 26.Bg4 Bb5 27.Rc7 Qc7 28.Bf5 gf5 29.Qh6 Qc6 30.Qf8 Kc7 31.Qe7 Kb8 32.h3 Ka7 33.Kf2 Qd7 34.Qb4 Ba6 35.Bg5 ½–½. Zvjaginsev,V (2660) – Neverov,V (2515), Chigorin Mem Classic Open, 2010.

8.a3 h6 9.Bb2 Ng5 10.Nfd2 Bd7 11.h4 Nh7 12.Qg4 g6 13.c3 (13.Nf3 b5=+) 13...bc3 14.Nc3 h5 15.Qg3 g5 16.Nb5 (16.hg5 Qg5 (worse 16...Nd4 17.g6 Ng5 18.Nd5 ed5 19.Bd4+-; 16...Ng5?! 17.f4 Nh7 18.Nf3=+) 17.Qg5 Ng5=+) 16...a6 (16...gh4 17.Qe3-/+) 17.Nd6 (17.Bh7 Rh7 18.Nd6 Bd6 19.ed6 Rg7=+) 17...Bd6 18.ed6 gh4 19.Qh2 h3 20.Qh3 h4 21.Bc3 Ng5 22.Qe3 h3 23.f4 hg2 24.Kg2 Nh7 25.Rh1 Rg8 26.Kf2 Nf8 27.Bc4 (27.Bc4 dc4 28.d5-+) 1–0. marekt – Ultima.X, ChessWorld.net, 2020. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Nc6)

8.Nbd2 Nc3+= 9.Qe1 Be7 10.Nb3 a5 11.Bd2 a4 12.Bc3 bc3 13.Nc1 g5 14.Qd1 (14.Qc3 g4 15.Ne1 Qb6+=) 14...Ba3 15.Ne2 Bb2 16.Ne1 Bd7 17.f4 (17.Rb1 Qe7-/+) 17...Qb6 (17...Nd4 18.Rb1 Nc6 19.Nf3-+) 18.Rb1 Nd4 19.Kh1 Ne2 20.Qe2 gf4 21.Rf4 0-0-0 (21...Qc5!?-+) 22.Nf3-/+ Rhg8 23.a3 (23.Rf7 h5 24.Nh4-/+) 23...d4?? (better is 23...Rg7!?-+) 24.Nd4 (24.Rd4 Qa5=) 24...Kb8 25.Qf2 (25.Bh7 Rg7 26.Bd3 Qc5+=) 25...Bc8 (25...Qc5 26.Rf7 Qe5 27.Bc4+=) 26.Be2 Rd7 27.Qh4 Qc5 28.Re1?? Rgd8 29.Nf3= Qe7 30.Qf2 Ba3 31.Ra4 Bc5 32.Qf1 b6 33.Rea1 Bb7 34.Bb5 Rd2 35.Ba6?? Bc6?? 36.Bb5 Bb5 37.Ra8?? Kc7-+ 38.R1a7 Kc6 39.Nd4 R8d4 40.Qf3 Rd5 41.Re7 Be7 42.h3-+ Kb7 43.Ra1 Ba6 44.Qf7-/+ Rd7 (44...Rd7 45.Qe6 Bc5-/+) 0–1. Barbieri,G – Sulava,N, 01, Open, Verona ITA, 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Nc6)

8.Nbd2 f5 9.ef6 Nf6 10.Bb2 Bd6 11.Ne5 0-0 12.Qe2 Qe7 13.f4 Bd7 14.Rf3 Be8 15.Rh3 h6 16.Rf1 Be5 17.de5 Nd7 18.Qg4 Kh8 19.Nf3 Nc5 20.f5 ef5 (20...Nd3 21.f6 Qd7 22.cd3+-) 21.Bf5 d4 22.Bc1 (22.e6!? Na4 23.Bc1+= (worse is 23.Bd4 Nd4 24.Nd4 Rd8+=)) 22...Rf5+= (22...Ne5? 23.Ne5 Rf6 24.Qd4+-) 23.Qf5 Bd7 24.Qg6? (better is 24.Qh5!? Bh3 25.Qh3-/+) 24...Bh3-+ 25.Ng5?? (25.gh3 Ne5 26.Ne5 Qe5 27.Rf7 Qe1 28.Kg2 Qe4 29.Qe4 Ne4 30.Rb7-+) 25...hg5 26.Rf7 Qe5 27.Bg5 (27.gh3 Kg8 28.Bg5 Rf8 29.Rf8 Kf8-+) 27...Qe1 (better is 27...Be6 28.Rf1 Bc4 29.Rb1-+) 28.Rf1 Qe4 (28...Qe4 29.Qh5 Qh7 30.Qh3 Qh3 31.gh3 Ne4-+) 0–1. Loncar,Robert (2440) – Markus,Robert (2555), CRO Cup, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Nc6)

8.Qe1 Nc3 9.Nc3+= bc3 10.Qc3 Bd7 11.a3 Rc8 12.Qe1 Be7 13.Be3 Na5 14.Nd2 Nc4 15.Nc4 dc4 16.Be4 Bc6 17.Bc6 Rc6 18.f4 Qd5 19.Rb1 Ra6 20.f5 ef5 21.Rf5 Ra3 22.Qf2 0-0 23.Rf1 Ra6 24.e6 Qe6 25.d5 Qg6 26.Bd4 Bd8 27.h4 (better is 27.Qe2!?+=) 27...Bb6-+ 28.Rg5 Qh6 29.c3 Bd4 30.Qd4 b5 31.Rf3 Ra1 32.Kh2 Qd6 33.Rfg3 g6 34.Re5 Rd1! 35.Qe4 (35.Qd1 Qe5) 35...Rd3! 36.Reg5 (36.Rd3 cd3) 36...Rg3 37.Rg3 Rd8 38.Qe3 a5 (38...Qd5 39.Rg5 Qd6 40.Kg1-+) 39.h5 Qd5 40.h6 Qd2 0–1. Kravchenko,Vladimir V (2450) – Burkov,German (2195), Northwest–ch Seniors, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Nc6)

8.Qe1 f5!? +=.

8.Re1 b6 9.Be4 de4 10.Re4 Bb7 11.Rg4 Ne7 (11...h5 12.Rg3=) 12.Be3 (12.Bg5 Qc7=) 12...Nf5 13.c4 bc3 14.Nc3 Qd7 15.Rc1 Rc8 16.Ne4 Rc1 17.Qc1 Be7 18.Bg5 Bg5 (18...Nd4? 19.Nd4 Bf8 20.Qc3+-) 19.Neg5 (19.Qg5 h5 20.Rf4 Qc7=) 19...h6 20.Ne4 Be4 (20...Nd4? 21.Nd4 Be4 22.Re4+-) 21.Re4 0-0 22.g4 Ne7 23.g5 Nf5 24.gh6 gh6 (24...Nh6 25.Qf4=+) 25.Rg4 Kh8 26.h3 (26.Nh4 Kh7 27.Qc2 Rc8=) 26...Rg8 27.Qf4 (27.a3 Qd5 28.Qc3 b5=) 27...Qd5 28.Kh2 Qa2 29.Nh4 Rg4 30.hg4 Nh4 31.Qh6 Kg8 32.Qh4 Qd2 33.Qd8 Kh7 34.Qh4?? (better 34.Kg3=) 34…Qh6-+ (34...Qh6 35.Qh5 Qh5 36.gh5 b5-+) 0-1. Bryan,J (2165) - Suvorov,Alexander (2350), Titled Tuesday, 2021. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

8.Re1 Nc3 9.Nc3 bc3 10.Ng5 a6 (10...Be7 11.Qh5 g6 12.Qh6=) 11.Bh7 (11.Nh7!? Qh4 12.Bg5 Qd4 13.Qh5+=) 11...Be7= 12.Nf7?? (better 12.Qg4=) 12...Kf7-+ 13.Qf3 Ke8 14.Bg6 Kd7 15.Be3 (15.Rd1 Bb4-+) 15...Qf8 16.Qe2 (16.Qg3 Ba3-+) 16...Ba3 17.Rab1 Bb2 18.f4 (18.Qg4 Kc7-+) 18...Nd4! 19.Qf2 (19.Bd4 Qf4 Double attack (19...Qf4 Decoy)) 19...Nf5?? (better 19...Rh6 20.Bd3 Nf5-+) 20.Bc5=+ Qd8 (20...Ne7 21.f5 b6 22.Be7 Qe7 23.Qb6=) 21.Bf5= Qh4? (better 21...ef5 22.e6 Kc6+=) 22.g3+- Qh5 23.Bd3 Kc6? (better 23...g6+-) 24.Bd6 b6 25.a4 Bd7 (25...Qe8 26.a5! Qd8 27.Re4 ba5 28.Qc5 Kb7 29.Rc4+-) 26.a5! Qh2 (26...ba5 27.Qc5) 27.Qh2 Rh2 28.Kh2 ba5 29.Rb2! cb2 30.Rb1 Be8 (30...Kb6 31.Rb2 Bb5 32.c4 dc4 33.Bc4+-) 31.Rb2 Bh5 32.c4 (32.Kg2!? Bd1+-) 32...Bf3 33.Rb8 (33.Kg1!? Rh8 34.cd5 Kd5+-) 33...Rb8 34.Bb8 Kc5 (34...a4 35.cd5 Kd5 36.Bc2+-) 35.Ba7 (better 35.cd5!? Bd5 36.Ba6 Kb6+-) 35...Kb4 36.cd5 Bd5 37.g4 (better 37.Ba6 a4 38.g4+-) 37...Kc3? (better 37...a4 38.Ba6 a3+-) 38.Ba6 a4 (38...Kb4 39.f5 a4 40.f6 gf6 41.ef6+-) 39.Bc5 Kb3 (39...Bc4 40.f5 Bd5 41.Kg3 ef5 42.gf5+-) 40.f5 a3 (40...ef5 41.gf5 Be4+-) 41.f6 gf6 42.ef6 e5 (42...a2 43.Bd4 e5 44.Be5+-) 43.Ba3! Ka3 (43...Bf7+-) 44.g5 Bf7 45.Bd3 Kb4 46.g6 Kc3 47.gf7 Kd3 (47...Kb4 48.f8Q Kc3 49.Qa3 Kd2 50.f7 e4 51.f8Q Ke3 52.Bc4 Kd2 53.Qf2 Kd1 54.Qe2) 48.f8Q e4 (48...Kc4 49.f7 Kd4 50.Qd6 Kc3 51.Qa3 Kc4 52.f8Q Kd4 53.Qab4 Ke3 54.Qf1 e4 55.Qc3) 49.Qd6 Ke2 (49...Kc2 50.f7 Kb3 51.f8Q Kc3 52.Qc5 Kd3 53.Qff2 e3 54.Qfe3) 50.f7 (50.f7 e3 51.Kg2 Ke1 52.f8Q e2 53.Qf2) 1–0. Valbuena Castro,Gregorio (1940) – Varela Cuadrado,Cesar (1875), 17th Obert Internacional Sant Marti Gro, 2015. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Nc6)

8.Re1 Be7 9.a3 0-0 10.ab4 f5 11.ef6+/- Bf6 12.c3 a6 13.b5 Na5 14.Ba3 Re8 15.Ne5 Be5 16.de5 ab5 17.Bb4 Bd7? 18.Be4+- de4 19.Ra5 (19.Ra5 Ra5 20.Ba5+-) 1–0. Dohr,A (2160) – Pesorda,I (2255), TCh–AUT B, Mitte AUT, 2002.

8.Be3 Bd7 9.Ne1 Be7 10.f3 (better is 10.Be4!? de4 11.Qg4=) 10...Nc3-/+ 11.Nc3 bc3 12.f4 g6 13.g4 Nb4 14.Be2 Qc7 15.a3 Nc6 16.Rf3 0-0-0 17.Bf2 Qa5 18.Ng2 h5 19.g5 Kb8 20.Qe1 Rc8 (20...Ba3? 21.Rc3 Bb4 22.Ra5 Ba5 23.Qa1 Bc3 24.Qc3+-) 21.Rc3 Qa4 22.Qd1 Na5 23.Rc8 Rc8 24.Ne3 Rc3 (24...Ba3? 25.Qd3 Nc6 26.c4 dc4 27.Nc4+- (27.Qa3?! Qa3 28.Ra3 b5+=)) 25.f5? (better is 25.Rb1!?=) 25...Bg5-/+ 26.fg6 fg6 (26...Re3?? 27.g7 Bh6 28.g8Q Kc7 29.Qh8+-) 27.Bd3 Ra3 28.Ra3 Qa3 29.Qe1 Be8 30.Bg3? Nc6 31.Qf2 Qe7 32.c4? Qa3 33.Nd5 ed5 34.Qf3 dc4 35.e6 Ka8 (35...Ka8 36.Be4 Qf3 37.Bf3 Nd4-+) 0–1. Leygue,Dominique (2320) – Palleja,Xavier (2255), FRA–chT2 South, 2007. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Nc6)

8.a3 Be7

9.Nbd2 Nd2 10.Bd2 ba3 11.c3 0-0 12.Qc2 h6 13.Rfe1 Bd7 14.Bc1 Rc8 15.Qd2 (15.Ba3!? Ba3 16.Ra3=+) 15...Na5 16.Bc2 Bb5 17.Ba3 Nc4 (better 17...Ba3!? 18.Ra3 a6-/+) 18.Qd3= g6 19.Be7 Qe7 20.Qd1 a5 (20...a6 21.Nd2=+) 21.h4 (21.Qb1 Bc6=+) 21...Kg7 22.Qc1 Ra8 23.Qf4 a4 24.Nh2 f5 25.ef6 Qf6 26.Qg3 h5 (26...Ra6!?-/+) 27.Nf3=+ a3 28.Ng5 The backward pawn on e6 becomes a target 28...Rae8 (28...Bd7 29.Re2 Rfc8 30.Bd3=) 29.Nf3 (29.Bd3!?+/-) 29...Ra8= 30.Bd3 Ba6 31.Ng5 Rfe8 32.Nh3 Nb2? (better 32...Kh6=) 33.Nf4+- Kh7?? (better 33...Qf4 34.Qf4 Nd3 35.Qc7 Kh6+-) 34.Bg6 Kh6 35.Be8 Re8 36.Ra3 (36.Re5 Be2 37.f3 Bf3 38.gf3 Qf5 39.Rf5 ef5 40.Qg6) 36...Bc4 (36...Nc4+-) 37.Ra7 (37.Re5 Be2 38.f3 Bf3 39.Qf3 Na4 40.Qh5 Kg7 41.Rg5 Kf8 42.Qh7 Qf7 43.Ng6 Qg6 44.Rg6 Nc3 45.Rf6) 37...Re7 (37...Nd3 38.Nd3 Bd3 39.Qe3 Kg7 40.Rb7 Re7 41.Re7 Qe7 42.Qd3+-) 38.Rb7! Rb7 (38...Rb7 39.Re6 Combination) 39.Re6 (worse 39.Ne6 Nd3 40.Nc5 Ne1 41.Nb7 Nd3=+) 39...Qe6 40.Ne6 Nd3 (40...Kh7 41.Qg5 Be2 42.f4 Bg4 43.f5 Rf7 44.Qg6 Kh8 45.Qf7 Bf5 46.Qg7) 41.Qg5 Kh7 42.Qh5 Kg8 43.Qg6 Kh8 44.Kh2 (44.h5 Rb1 45.Kh2 Rh1 46.Kg3 Rh3 47.gh3 Nf2 48.Qg7) 44...Re7 45.Qf6 (45.Qf6 Kh7 46.Qe7 Kg6 47.g4 Nf2 48.Qg7) 1-0. Bellahcene,B (2500) - Msellek,I (2315), Mahfoud Boudiba Mem Inv, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

8.a3 Be7 9.ab4 Nb4

10.Ba3 Bd7 11.Be4 de4 12.Nfd2 Bc6 13.c3 Na6 14.Qg4 0-0 15.Ne4 Be4 16.Qe4 Ba3 17.Na3 Qd5 18.Qe3 Rfd8 19.Rfd1 b5 20.Nc2 Qb7 21.Rab1 Qc6 22.Rd3 Rac8 23.Qg5 h6 24.Qf4 Qe8 25.Rg3 Kh7 26.Ra1 Nc7 27.Ra7 Rd7 28.Qe4 g6 29.Qc6 Re7 30.Qe8 Ree8 31.Kf1 Kg7 32.Rf3 Rf8 33.Nb4 Nd5 34.Nd5 ed5 35.e6 Kg8 36.ef7 Kg7 37.Ke2 Rc4 38.Kd3 b4 39.cb4 Rb4 40.Rd7 Rb3 41.Ke2 Rf3 42.Kf3 Rf7 43.Rf7 Kf7 44.Kf4 Kf6 45.h4 Ke6 46.g4 Kf6? 47.g5 hg5 48.hg5 Ke6 49.Kg4 Kd6 50.f4 Ke6 51.f5! (51.f5 gf5 52.Kf4+-) 1–0. Zagrapan,Pavol (2155) – Demian,Milan (2080), SVK–chT2C, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Nc6)

10.Qe2 Nd3 11.cd3 Ng5 12.Ng5 Bg5 13.Qg4+=.

10.Qe2 Bd7 11.Ba3 Bc6 12.Rd1 0-0 (12...Qb6 13.Bb4 Qb4 14.c3=+) 13.Ne1 h6 (13...Qb6 14.Be4 de4 15.Nd2=+) 14.Be4=+ de4 15.Bb4 (15.Nc3 b5=+) 15...Bb4-/+ 16.c4 Be1 (16...a5!?-/+) 17.Qe1= Qg5 18.Ra3 (18.Nc3!? e3 19.d5 ef2 20.Qf2=) 18...e3=+ 19.d5 ed5 (19...ef2 20.Qf2 ed5 21.cd5-/+) 20.cd5 ef2 21.Qf2 (21.Kf2 Bd7=+) 21...Rad8-/+ 22.Rad3 Bb5 23.Re3 Rfe8 (23...f6!? 24.e6 Rd5 25.Rd5 Qd5-/+) 24.Nc3= Bc4 25.h4 Qh5 26.Rd4 b5 27.Qg3 (27.d6 A) 27...Re5?? 28.g4 Rg5 29.Qg3+- (29.hg5?! Qg5 30.Qg3 Qf6+-); B) 27...a6=) 27...Kh8=+ 28.Rg4 (28.d6!?=+) 28...Bd5-/+ 29.Nb5 (29.Rg7? Rg8 30.Rg8 Rg8-+) 29...Be6 (better 29...Bc6 30.Na7 Rd1 31.Kh2 Bd7-/+) 30.Rf4? (better 30.Rg7!? Rg8 31.Rg8 Rg8 32.Qf4 Qd1 33.Kh2=+) 30...Rd1-+ 31.Kh2 (31.Re1!? Re1 32.Qe1 Bd5-+) 31...Rb8 32.Nc3 Rc1 (32...Rd2 33.Rf2 Rf2 34.Qf2-+) 33.Ne2-/+ Ra1 34.Nc3 (34.Qf3 Qf3 35.Rff3 Bd5-/+) 34...Rb2 (34...a5 35.Rd4-+) 35.Rf2 (35.Rd4 Kh7-+) 35...Rf2 (35...Rb4 36.Rf4 a5 37.Ree4-+) 36.Qf2 Qg6 (36...a5 37.Re4-+) 37.Re1 (37.Qb2 Rf1 38.Qe2 Qf5-+) 37...Ra3 (37...Re1 38.Qe1 Qd3 39.Ne4-+) 38.Qc5 (38.Qd4-+) 38...Rb3 39.Re3 (39.Qd4 a5 40.Kg1 Rb4-+) 39...Qh5 (39...Qg4 40.Re4 Qf5 41.Rd4-+) 40.Qd4 Qf5 (40...a5 41.Kg1-+) 41.Rg3 (41.Rf3 Qc2-+) 41...a5 42.Qd8? (better 42.Ne4 Rg3 43.Ng3-+) 42...Kh7 43.Qf8 (43.Qd4-+) 43...Qe5 44.Ne4 Re3 (44...Bd5 45.Nf6 Qf6 46.Rb3 Bb3 47.Qa3 Qh4 48.Kg1 Qd4 49.Kh2-+) 45.Nf6 (45.Qc5 Re4 (45...Qe4?! 46.Re3 Qh4 47.Kg1-/+) 46.Qe5 Re5-+) 45...Qf6 46.Re3 Qf4 (46...Qf4 47.Rg3 Qh4 48.Rh3 Bh3 49.gh3 Qf2 50.Kh1 Qf3 51.Kg1 Qb3-+) 0-1. Saravana,Kr (2310) - Rahul,Srivatshav P (2460), AICF World Cup Qualifier, 2021. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

10.Be2 0-0 11.c3 Nc6 12.Bd3 f6 13.ef6 Bf6 14.Qb3 Kh8 15.Ba3 Re8 16.Rd1 ½–½. Ragozin,Viacheslav – Goglidze,Victor, URS–ch10 Tbilisi, 1937. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

10.Be2 0-0 11.Ne1 f6 12.c3 Nc6 13.f3 Ng5 14.Bg5 fg5 15.Qc2 g6 16.Nd3 b6 17.Nf2 Qc7 18.Qd3 Na5 19.Nd2 Bd7 20.Ng4 Rac8 21.Rfc1 Kg7 22.Ne3 Qb7 (22...b5 23.Ra2=+) 23.c4 dc4 24.Ndc4 Nc4 25.Nc4 Bb5 26.Qb3 Qd7 27.Qb2 Rfd8 (better 27...Bc6=+) 28.Nd6? (28.Nb6 Rc1 29.Rc1 ab6 30.Bb5 (30.Qb5? Qd4 31.Kh1 Bc5-+) 30...Qd4 31.Qd4 Rd4 32.Rc7=+) 28...Rc1-+ 29.Rc1 Be2 30.Qe2 Bd6 31.ed6 Qd6 32.Kh1 (32.Rd1 e5! 33.Qa6 ed4 34.Qa7 Rd7-+) 32...Rd7 (32...Qd4 33.h3-+) 33.Qe4 (33.Re1-+) 33…Qd5 0-1. Sarkar,J (2365) - Balla,Ta (2335), Titled Tuesday, 2021. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3)

7.0-0 Be7

8.a3 Na6 9.Nfd2 Bd7 10.Ne4 (worse is 10.Be4 de4 11.Ne4 Bb5=) 10...de4 11.Be4 Bc6 12.Bc6 bc6 13.ab4 Nb4 14.c3 Nd5 15.Qg4 g6 16.Be3 Ne3 17.fe3 0-0 18.Nd2 Qc7 19.Ne4 c5 20.Rf3 cd4 21.ed4 Rab8 22.Raf1 Rb6 23.Rh3 Kg7?? (better is 23...Qb7+/-) 24.Qf4 (better is 24.Nf6!? Rh8 25.Rh7 Rh7 26.Ne8 Kg8 27.Nc7 Bd8+-) 24...h5 25.Nf6 Rh8 26.Rg3 Bd8 27.Qf3 h4 28.Rg4 h3? 29.Ne4?? hg2+/- 30.Rg2 Rf8 31.Nf6 Rh8 32.Rg4 Rb2? 33.Rh4!+- Rh4 34.Ne8 Kh8 1–0. Sochacki,Wojtek (2010) – Bonn,Thomas (2035), FRA–ch U14 playoff, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.a3 Nc6 9.ab4 Nb4 10.Be2 Bd7 11.c3 Na6 12.Bd3 (12.Ba6 ba6) 12...Nc7 13.Ba3 0-0 14.Qc2 Bc6 15.Nbd2 Nd2 16.Nd2 Ba3 17.Ra3 Qh4 18.Re1 h6 19.Qc1 Rfc8 20.Re3 Bb5 21.Bb1 Qf4 22.Rf3 Qg4 23.Rg3 Qf4 24.Qc2 Kf8 25.Ra2 h5 26.Qd1 Qh6 27.Rh3 g6 28.f4 a5 29.Qe1 a4 30.Bc2 Kg8 31.Qe3 Ne8 32.Nb1 Ng7 33.Na3 Bd7 34.Qd2 Nf5 35.g4 Ng7 36.Bd3 b6 37.Bf1 Bc6 38.Rb2 Rab8 39.Rb4 Bd7 40.Be2 Bc6 41.Qc1 Rf8 42.Nb5 Ra8 43.Nd6 b5 44.Nb5 Bb5 45.g5 Qh8 46.Bb5 a3 47.Rf3 h4 48.h3 a2 49.Qa1 Qh5 50.Be2 Ra3 51.Rf2 Qh8 52.Bd1 ½–½. Scacco,Mauro (1855) – Van Den Cruyce,Els (1700), RI.2006.0.077, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.a3 Nc3 9.Nc3 bc3 10.Qe1 b6 11.Qc3 0-0 12.Bf4 Ba6 13.Rad1 Qc8 14.Qb2 Re8 15.Rfe1 Nc6 16.c4 Bc4 17.Bb1 Qa6 18.Re3 Rac8 19.Ng5 Bg5 20.Bg5 Ne7 21.Be7 Re7 22.Rh3 g6 23.Qd2 Kf8? (better is 23...h5!?=) 24.Rh7+/- Ke8 25.Qb4 Rc6 26.Bc2 Be2 27.Re1 Qc4 28.Rh8 Kd7 29.Ba4 b5= 30.Qa5 Re8-/+ 31.Re8 Ke8 32.Bd1 Bd1 33.Rd1 Qd4! 34.Rb1 Qb2! 35.Rf1 a6 36.Qe1 Qa3 37.h4 Qc3 38.Qe2 Qc4 39.Qe3 Qh4 40.Qa7 Kf8 41.Qa8+/- (41.Qa8 Kg7 42.Qc6+/-) 1–0. Rocha,Sergio (2400) – Pinho,Paulo (2135), Loures2, 1996. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.a3 Nc6=+ 9.ab4 Nb4 10.Na3 0-0 11.Bb2 Bd7 12.Qe2 Nd3-/+ 13.cd3 Ng5 14.Ne1 f5 15.f4 Nf7 16.Nf3 b5 17.Rfc1 a5 18.Nc2 b4 19.Rab1 a4 20.Ne3 Nh6 21.Nd2 Qa5 0–1. Ridameya Tatche,J (2165) – Cappon,J (2240), Open A, Benidorm ESP, 2006.

8.a3 Nc6=+ 9.ab4 Nb4 10.Be2 0-0 11.c3=+ Nc6 12.Bd3 f5 13.ef6 Bf6 14.Qc2 e5 15.Ba3 Re8-/+ 16.c4 Nd4 17.Nd4=+ ed4 18.cd5 Bf5 19.Qb3 Qb6 20.Qd1 a6 21.Ra2 Nc3 22.Nc3 Bd3 23.Na4? Qb5-+ 24.Rb2 Be2 25.Rb5 Bd1 26.Rb4 a5 27.Rd4 Bd4 28.Rd1 b5 29.Bc5 Bc5 30.Nc5 Rad8 31.f4 Rd6 32.Nb7 Rb6 33.Na5 Rd8 34.Kf2 Rbd6 35.Rb1 Rd5 36.Nc6 Re8 37.Ne5 Rc8 38.Rb2 Rc3 39.Nf3 Rdc5 40.Kg3 Rc2 41.Rb3 R2c4 42.Rd3 Rc8 43.Rd7 Rb8 44.f5 b4 45.Ne5 Rc3 46.Kh4 b3 47.f6 gf6 48.Ng4 Rc4 (48...Rc4 49.Kh3 Rb6-+) 0–1. Ridameya Tatche,J (2140) – Estremera Panos,S (2390), IV Open, Malaga ESP, 2001.

8.a3 Nc6 9.Qe2 0-0 (9...f5 10.ef6 Bf6 11.Qe3+=) 10.ab4 Nb4 11.Be4 de4 12.Qe4 Qd5 13.Qe2 b6 14.c3 Nc6 15.Ba3 Bb7 16.Nbd2 Ba3 17.Ra3 Rfc8 18.Rb1 Na5 19.Rb4 Rc7 20.Qe3 Nc4 21.Nc4 Rc4 22.Rc4 Qc4 23.Nd2 Qc6 24.f3 a5 25.c4 b5 26.cb5 Qb5 27.Rb3 Qa6 28.Ne4 Be4 29.Qe4 a4+= 30.Rb6 Qa5 31.Rb5 Qd8 32.Rb1 a3-/+ 33.Ra1 Ra4 Attacks the backward pawn on d4 34.Qd3 Qa5 35.Kf2 a2-/+ 36.Qc2 g6 37.g3 Ra3 38.f4 Qd5 39.Qe2?? Qd4-+ (39...Qd4 40.Kg2 Qa1-+) 0–1. Lopez_Neiger,Manuel_Pierre (1800) – Preziuso,Toni (2305), 22. SFSM Vorgruppe, 2007. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

8.a3 Nc6 9.Be3 ba3 10.Na3 f5 11.ef6 Bf6 12.Nb5 0-0 13.Nd2 Nd2 14.Qd2 Bd7 15.f4 a6 16.Nc3 Nd4 17.g4?? (better is 17.Bh7 Kh7 18.Bd4 Bd4 19.Qd4-/+) 17...Nb5-+ 18.Nb5 Ba1 (18...ab5?! 19.Ra8 Qa8 20.g5-/+; 18...Bb5?! 19.Rab1 Bd3 20.cd3-+) 19.Nd4 Bd4 20.Bd4 Bb5 21.Qe3 Qe8 22.Qe5 Qd7 23.Bh7 Kh7 24.Qh5 Kg8 25.g5 Rf5 26.Qh4 Qf7 27.Rf3 Qg6 28.Qe1 Rc8 29.c3 Kf7 30.Qa1 Qh5 31.Rg3 Rf4 32.g6 Kg8 33.Qa3 Qd1 34.Kg2 Qf1# 0–1. Meyer,Peter (2325) – Wittke,Christian, Baden–ch HT Waldshut, 1991. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0)

8.Qe1 Nc6 9.a3 ba3 10.Be4 de4 11.Qe4 Qd5 12.Qg4 g6 13.Na3 h5 14.Qf4 b5 15.c3 a6 16.Ng5 Bg5 17.Qg5 b4 18.Nc2 bc3 19.Ba3 Ra7 20.Bc5 Rd7 21.Qh4 Ne7 22.Ne3 Qc6 23.Rfc1 Bb7 24.Qg5 h4 25.h3 Rh5 26.Qg4 Nf5 27.Rc3 Ne3 28.fe3 Qe4 29.Qe4 Be4 30.Ra6 Rg5 31.Ra2 Rd8 32.Bd6 Rg3 33.Kh2 g5 34.Rb2 Ra8 35.Rc7 1–0. Schlag,Franz (2150) – Perk,Egbert (2000), Mecklenburg VP–ch Seniors 3rd, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Qe1 Nc6 9.Be4 de4 10.Qe4 0-0 11.a3 f5 (11...Qd5 12.Qd3=) 12.ef6 (12.Qd3 b5=) 12...Bf6 Pawn d4, live or die! (worse 12...Rf6 13.Bg5 Rf5 14.Be7 Qe7 15.ab4 Qb4 16.c3+=) 13.Be3 Qd5 14.Nbd2 b6 (14...ba3 15.c4 Qe4 16.Ne4=) 15.ab4 Nb4 16.c4 (16.c3 Qe4 17.Ne4 Nc2=) 16...Qe4 17.Ne4 Bb7 18.Nf6 gf6 19.Rfb1 a5 20.d5 (20.Nd2!?=) 20...ed5-/+ 21.Bb6 dc4 22.h4 (better 22.Nd4!?-/+) 22...Bf3-+ 23.gf3 c3 (23...Nc6 24.Ra4-+) 24.Ba5 Rfb8 (24...c2 25.Rb4 Rfd8 26.Rf1 Ra5 27.Rc4-+) 25.Kh2-/+ c2?? (25...Nd5 26.Rc1 Rc8-/+) 26.Rg1?? (better 26.Rb4 Rb4 27.Rg1 Kf7 28.Bb4=) 26...Kf7-+ 27.Bb4 Ra1 28.Ra1 Rb4 29.Ra7 Ke6 30.Rc7 Rb2 (30...Rh4?! 31.Kg3 Rh5 32.Rc2 Rg5 33.Kf4-/+) 31.Kg3 Kd6 (31...Ke5 32.h5-+) 32.Rc8 Kd5 33.Kf4 (33.h5-+) 33...Rb4 34.Ke3 Rc4 35.Rc4 Kc4 36.Kd2 Kb3 37.Kc1 h5 (better 37...h6 38.f4 f5 39.h5-+) 38.f4 Kc3 39.f3 (39.f5 Kd3-+) 39...Kb3 0–1. Karaokcu,Erkin (2170) – Quparadze,Giga (2520), 3rd Ordu Open, 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Qe1 Nc6 9.Be4 de4 10.Qe4 Qd5 11.Qd3 (11.Qg4 Bf8=) 11...b5 12.Nbd2 Bb7 13.Rd1 0-0-0 (better is 13...Rd8 14.Nb3 a5+=) 14.Nf1?? (14.Nb3 Kd7=) 14...Qc4?? (better is 14...Nd4 15.Qd4 Qc6-+) 15.Qc4 (15.Bf4 Rd7=) 15...bc4+= 16.a3 f6 17.ab4 fe5 (17...Bb4 18.ef6 gf6 19.Ra4+=) 18.c3 (better is 18.Bg5!? Bf6 19.de5 Rd1 20.Rd1 Ne5 21.Ne5 Be5 22.Ne3+=) 18...ed4-/+ 19.b5 (19.Nd4 Nd4 20.cd4 a6+=) 19...dc3 20.Rd8 Nd8 21.Ra7 Nf7 22.Ra4 (22.Nd4 Nd6-/+) 22...Bd5 (22...Bf3 23.Rc4 Kb7 24.gf3-+) 23.Ra7 Bb7 24.Ra4 Nd6 25.Ne5 Rd8 (25...Nb5?! 26.Rc4 Nc7 27.Be3=) 26.b6 Bf6 27.f4 Bd5 (27...g5 28.Ng3-/+) 28.Ne3 (28.Ra7 Nb5 29.Rf7 Rd6-+) 28...Kb7-+ 29.Rb4? (better is 29.Nd1 Nb5 30.Be3-+) 29...Ra8 30.Rb1 Be4 (30...Be4 31.Rb4 Ra1-+) 0–1. Laesson,Tuulikki (2245) – Skomorokhin,Roman (2425), Berliner Sommer, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Qe1 Bd7 9.a3 Nc6 10.Be4 de4 11.Qe4 ba3 12.Qg4 Kf8 13.Ba3 b5 14.Be7 Ne7 15.Nbd2 Bc6 16.c4 bc4 17.Nc4 Nf5 18.Ra3 g6 19.Rfa1 Bf3 20.Qf3 Nd4 21.Qf6 Qf6 22.ef6 Nc6? (22...Nb5 23.Rb3 Nd4+-) 23.Ra6+- Nd8 (23...h5 24.Rc6 Kg8+-) 24.Nb6 (24.Nb6 h5 25.Na8+-) 1–0. Husarik,Branko (2150) – Bartos,Jan (2200), CZE–chT1W, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Re1 0-0 9.Be4 de4 10.Re4 f5 11.ef6= Bf6 (worse 11...Rf6 12.Bg5 Rf8 13.Be7 Qe7 14.Qe2+=) 12.a3 (12.Nbd2 Nc6 13.Bb2 b5=) 12...Nc6 (12...e5 13.ab4 Nc6 14.c3=) 13.Qd3= b6 (13...a5 14.Nbd2=) 14.ab4 (14.Bd2!?=) 14...Nb4=+ 15.Qb3 Attacks the isolani on e6 15...Bb7 16.Rf4 (16.Nc3 Be4 17.Ne4 a5 (worse 17...Bd4 18.c3+=) 18.Qe6 Kh8=+) 16...Nd5 (16...a5!? 17.Be3 Bd5-/+) 17.Rg4=+ Nc7 (better 17...Qd7 18.Nbd2 h5=+) 18.Ba3? (better 18.Be3=) 18...Bf3-+ 19.Qf3 Bd4 20.Bf8 Ba1 21.Bb4 Bf6 (21...Qd5 22.Re4-+) 22.c4 (22.Bc3 Nd5 23.Bd2 b5-/+) 22...a5 23.Ba3 (23.Be1 a4-/+) 23...Rc8 (23...b5 24.cb5 Nb5 25.h3-+) 24.h4 (24.h3 b5 25.Bc1 h5-+) 24...b5-+ 25.cb5 (25.Bc1 A) 25...Bh4?! 26.Bb2 Ne8 27.Rd4-/+ (27.cb5? Rc2 28.Rf4 Bf2 29.Kh2 Nd6-+); B) 25...Nd5! 26.Na3 Nc3-+) 25...Nb5 26.Kh2?? (better 26.Ra4-+) 26...Na3 (26...Bh4 27.Bb2 Rc7 28.Qe2 Bf2 A) 29.Qb5?? Rc5 30.Bg7 Rb5 31.Bf6 Kf7 32.Bd8 Rh5 (32...Rb1?! 33.Rf4 Ke8 34.Ba5 Bg1 35.Kg3=+) 33.Bh4 Rh4 (worse 33...Bh4 34.Rf4 Kg6 35.Kg1-+) 34.Rh4 Bh4-+; B) 29.Qf2 Qd6 30.Kh3 Qd3 31.Qf3 Qf3 32.gf3+=) 27.Qa3 Qd1 28.Qf3 (28.Qa4 Be5 29.g3 Qb1 30.Qe4-+) 28…Be5 (28...Be5 29.Rg3 Qb1-+; 28...Qb1 29.Qf6 Qb8 30.g3+=) 0–1. Hernandez,Holm (2090) – Garcia Garcia,Alejandro (2230), 52nd Capablanca Mem Open, 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Re1 Nc3 9.Nc3 bc3 10.a4 Nc6 11.Ba3 0-0 (11...Nb4 12.Qb1 a5 13.Qb3=+) 12.Re3 Bd7 13.Bf1 (13.Be7 Qe7 14.Bb5 Na5=) 13...Rc8 (13...Nb4 14.Rc3 Ba4 15.Ne1=+) 14.Qe1 (14.Qb1 a5=) 14...Ba3 15.Ra3 Nb4 16.Bd3 (16.Qb1 Qe7 17.Rec3 Rc3 18.Rc3 Ba4=) 16...Nd3 (16...Qa5 17.Qa1-/+) 17.Rd3=+ Qa5 Attacking the isolated pawn on a4 18.Rdc3 Rc3 19.Qc3 (19.Rc3 Ba4 20.Ng5 Qd8-/+) 19...Qc3-/+ 20.Rc3 Ba4 21.Rc7 Bc6 22.Nd2 a5 23.Nb1 a4 24.Kf1 Ra8 (24...f6 25.ef6 gf6 26.Ke2-+) 25.Na3-/+ g5 26.Ke2 Kg7 27.Kd3 Kg6 28.g3 (28.Kc3 h5-/+) 28...h5 29.f3 g4 30.f4 (30.Ke3!?-/+) 30...h4!-+ 31.Ke3 (31.gh4 Rh8 Decoy) 31...hg3 32.hg3 Rh8 33.f5 (33.c4 Rh3 34.Kf2 Rh2 35.Ke1-+) 33...ef5 34.Kf4 (34.Nb1 Rh3-+) 34…Rh2 (34...Rh2 35.Ke3 Rg2-+) 0–1. Rotov,Igor – Leito,P (2330), 18th Puhajarve Rapid (22), 2017. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Re1 Nc6 9.Be3 (9.Be4 de4 10.Re4 0-0=) 9...Bd7 (9...0-0 10.Bc1-/+) 10.Nbd2 (10.Be4!? de4 11.Nfd2+=) 10...Nc3-/+ 11.Qc1 Qc7 12.Nf1 Na5 (12...0-0 13.Ng3-/+) 13.Ng3 Bb5 14.Nh5 Bf8 15.Bg5 Bd3 (15...h6 16.Bd2-/+) 16.cd3 h6 17.Bf4 (17.Be3 Qc6-/+) 17...Kd7 (17...0-0-0 18.Bd2-/+) 18.Qc2 (18.Qb2 Rc8+=) 18...Rc8-/+ 19.h3 (19.Rac1 Qb6 20.Qb2 Qb5-/+) 19...Qc6 (19...Qb6 20.Qb2-/+) 20.Kh1 (20.Rec1 Rg8-/+) 20...Kc7 21.Nd2 (21.Bd2 Kb8-/+) 21...Kb8 22.Rec1? (better is 22.Nf3-+) 22...Ne2 23.Qc6 Rc6 (23...Nc6!? 24.Rc2-+) 24.Rc6 Nc6 (24...bc6?! 25.Be3-+) 25.Nb3 Ned4 26.Nd4 Nd4 27.f3 (27.Be3 Nb5-+) 27...Nc6 (27...a5 28.g4-+) 28.Bg3 (28.Rc1 g5 29.Bg3 Be7-+) 28...g6 (28...Bc5 29.f4 Rg8 30.Bh2-+) 29.Nf6 Bg7 30.Rd1 (30.Kg1 Rc8-+) 30...Bf6 31.ef6 Kc8 0–1. Kuhn,Norbert (2150) – Ziegler,Michael (2155), Schweinfurt GER, 2014. (=1.e4 c5 2.Nf3+/- e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Re1 f5 9.ef6 Bf6 10.a3 Nc6 11.ab4 Nb4 (11...Nd4? 12.Nd4 Qb6 13.Be3 (13.Be4?! Bd4 14.Be3 Be3 15.Qh5 Ke7 16.Re3 de4+/-) 13...Qb4 14.Be4 de4 15.c3+-) 12.Ne5 (12.Be4!? de4 13.Re4+=) 12...0-0 13.Be4 de4 14.Re4 Be5 15.Re5 (15.de5?? Qd1 16.Re1 Qe1) 15...Nc6 16.Re4 e5 17.d5 Bf5 18.Rea4? (better is 18.Re2!?=) 18...Nd4-/+ 19.Na3 Rc8 (better is 19...Qd5 20.Be3 Bd7-/+) 20.c4= (worse is 20.Ra7 Qb6 (20...Bc2?! 21.Nc2 Rc2 22.Be3=) 21.Ra4 Bc2 22.Nc2 Nc2-/+ (worse is 22...Rc2 23.Be3 Qg6 24.Ra8+=)) 20...Qh4 21.Ra2 Bg4 22.f3?? (22.Qf1 Qh5 23.Qd3 Ne2 24.Re2 Be2 25.Qc3 Rf2 26.Kf2 Rf8 27.Ke1 Rf1 28.Kd2-+) 22...Nf3!-+ 23.gf3 Bf3 24.c5 e4 (24...Bd1?! 25.Rh4 Rc5 26.Be3 Rd5 27.Ba7-/+) 25.Qd2 Qg4 (25...Qg4 26.Kf2 Bd1 27.Qf4 Rf4 28.Bf4 Qf4 29.Ke1 Bh5 30.Re4 Qc1 31.Kf2 Rf8 32.Kg2 Qg5 33.Rg4 Qg4 34.Kh1 Rf1) 0–1. Scacco,Mauro (2090) – Gross,Stefan (2325), Imperia op, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Ne1 Nc6 9.Be3 f5 (9...0-0 10.c4 (10.Qh5 f5 11.Nf3 Qb6 12.Nbd2 Nd2 13.Bd2 Nd4 14.c3 Nf3 15.Qf3-+; 10.a3 f5 11.ab4 f4 12.Bc1 Nd4 13.Nf3 Nf3 14.Qf3 Qc7 15.Bb2-/+; 10.Nf3 f6 11.ef6 Bf6 12.a3 e5 13.ab4 ed4 14.Bd2 Bg4 15.Ra4-+) 10...bc3 11.Be4 de4 12.Nc3 f5 13.ef6 Bf6 14.Nc2 e5 15.d5=) 10.ef6 (10.Qh5 g6 11.Qh6 Bf8 12.Qh3 Bd7 13.f3 Nc3 14.Nc3 bc3 15.Rb1+=) 10...Bf6 11.Nf3 0-0 12.a3 Bd7 (12...e5 13.ab4 ed4 14.Bd2 Bg4 15.Ra4-+) 13.ab4 (13.Re1 Be8 14.ab4 Nb4 15.Be4-/+) 13...Nb4 14.Be2 (14.Na3 Nd3 15.Qd3-/+) 14...Nc6 (14...Qc7 15.c3-/+) 15.c3 (15.Qd3-/+) 15...Be8 16.Nfd2 Bg6 17.Ne4 Be4 (17...de4?! 18.Qb3=) 18.Nd2 Bf5 19.Nf3 a6 20.Ra2 b5 21.Qb3 Qb8 22.Rfa1 Qb7 23.h3 Rfc8 24.g4 Bg6 25.Bg5 Bg5 26.Ng5 Nd8 27.Bf3 Bd3 28.Rd2 Bc4 29.Qc2 g6 30.Re1 Qe7 31.h4 a5 32.Be2 b4 33.Bd3 b3 34.Qb1 Bd3 35.Qd3 a4 36.Rde2 Rc6 37.Qb1 Rb6 38.f4 a3 39.f5 gf5 (39...Qc7 40.fe6 a2 41.Qb2 Qg3 42.Kf1 Ne6 43.Rf2-+) 40.gf5 a2 41.Qa1 Qa3 42.fe6 (42.Rb2 ef5 43.h5 Qa7-+) 42...Ne6! 43.Nh7 Kh7 44.Rg2 Nf4 (44...Nf4 45.Rb2 Nd3-+) 0–1. Olsarova,T (2240) – Jurcik,Mart (2360), Open ch–SVK A, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Ne1 f5 9.ef6 Nf6 10.g4 (better is 10.Nf3!?+=) 10...Nc6-+ 11.Be3 e5 12.g5 Ne4 13.de5 Ne5 (13...Bg5 14.Be4 Be3 15.Qh5 g6 16.Bg6 Ke7 17.Qh4 Ke6 18.Bf5 Kf5 19.fe3 Ke5 20.Nd3 Ke6 21.Qg4 Ke7 22.Qg7 Kd6 23.Na3+/-) 14.Nf3 Nc6 15.Nh4 0-0 (15...Bg5?! 16.Be4 Bh4 17.Qh5 Kd7 18.Qd5 Kc7 19.Bf4 Kb6 20.Qc4=) 16.Qh5 Ne5 (16...Ng5 17.Bg5 g6 18.Be7 Qe7 19.Qd5 Be6 20.Qe4+=) 17.h3? (17.g6 hg6 18.Ng6 Ng6 19.Qg6-+) 17...g6 (worse is 17...Nd3 18.cd3 Ng5 19.Bg5 Bg5 20.Nf3-+) 18.Qe2 Bg5 19.Be4 de4 (19...Bh4?! 20.Bg2 Bf6 21.c3-+) 20.f4 (20.Rd1 Qf6 21.Bc5-+) 20...ef3 21.Nf3 Nf3 22.Rf3 Rf3 23.Qf3 Be3 24.Qe3 Qb6 25.Qb6 ab6 26.Nd2 Bf5 27.Rb1 Ra2 28.Rb4 Rc2 29.Nf3 Rc1 30.Kh2 Rb1 31.Rc4 b5 32.Rc7 b4 33.Rb7 Rb3 34.Nd4 Rh3 35.Kg1 Rh1! 36.Kf2 Rb1 37.Ke3 Re1 38.Kf2 Rb1 39.Ke3 h5 40.Kf4 h4 41.Kg5 h3 42.Kf6 Rc1 43.Nf5 gf5 44.Rb8 Kh7 45.Rb4 Rc6 46.Kf5 h2 ½–½. Leygue,Dominique (2315) – Grizou,Regis (2195), FRA–chT2 South, 2009. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Qe2 Nc3 9.Nc3 bc3 10.Rb1 Nc6 11.Rb3 0-0 12.Rc3 f5 (12...Qa5!? 13.Qe3 Kh8=) 13.ef6 Bf6 14.Ba3 (14.Qe3 Re8 15.Bb5 Bd7 16.Bc6 Bc6=) 14...Nd4= 15.Nd4 Bd4 16.Rc8 Qc8 (worse is 16...Rc8 17.Qe6 Rf7 18.Bh7 Kh7 19.Qf7+/-) 17.Bf8 Kf8 (worse is 17...Qf8 18.Qe6 Kh8 19.Qd5+/-) 18.Bh7 Ke7 19.Rd1 Qc5 20.Bf5 Attacking the backward pawn on e6 (better is 20.Re1!? e5 21.Rb1+=) 20...Bf2!-/+ 21.Kh1 Qe3 22.Qg4 g5 23.Be6 Qe6-/+ 24.Qg5 Kd7 25.Rd5 Kc6 26.Rd1 Rg8 27.Qf4 Bc5 28.h3 Rf8 29.Qa4 b5 30.Qa6-/+ Bb6 31.a4 Qe2 32.ab5 Kc7 33.Qa1 Re8 34.Qc3 Kb8 35.Qd3 Qe5 36.g3 Rd8 37.Qd8?? Bd8-+ 38.Rd8 Kc7 39.Rd3 Qe1 40.Kg2 Qe2 41.Kg1 Qc2 42.Rf3 Kb6 0–1. Vaisman,Volodia – Gheorghiu,Florin, ROM–ch Romania, 1978. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4 7.0-0 Be7)

8.Qe2 Nc3=+ 9.Qe1 Nb1 10.Rb1 Nc6 11.Be3 0-0 12.Nd2 f5 13.f4 a6 14.Nf3 b5-/+ 15.Kh1 Bd7 16.Qg3 Be8 17.Qh3 Bg6 18.Rg1 Na5 19.g4 Nc4-+ 20.Bf2 Rf7 21.gf5 Bf5 22.Bf5 ef5 23.Rg2 g6 24.Rbg1 Qf8 25.Nh4?? Qh6?? 26.Rg6!+- hg6 27.Rg6 Qg6 28.Ng6 Rh7 29.Qg2 Rg7 30.Ne7 Kf7 31.Qd5 (31.Qd5 Ke7 32.Qb7 Kf8 33.Qa8 Kf7 34.Qa6+-) 1–0. Ridameya Tatche,J (2125) – Catarineu Navines,F (2020), ch–Catalonia, Barcelona ESP, 2007.

7.Qe2 Bd7

8.0-0 Bc6 9.a3 Na6 10.Rd1 Be7 11.Ba6 ba6 12.ab4 Bb5 13.Qe1 Rc8 14.c3 0-0 15.Bb2 f6 16.Nfd2 Nd2 17.Nd2 fe5 18.Qe5 Rf6 19.Qe3 Bd6 20.g3 Qe8 21.f4 Qg6 22.Kh1 Bd3 23.Nf3 Be4 24.Rd2 (better is 24.Rf1+=) 24...Qg4-+ 25.Rf2 Bf4! 26.gf4 (26.gf4 Bf3 Decoy) 26…Rf4 (26...Rf4 27.Rg1 Bf3 (27...Rf3?! 28.Rg4 Re3 29.Kg1-+) 28.Rf3 A) worse is 28...Rf3 29.Qe5 (29.Rg4?? Re3 30.Rg2 Rc4-+) 29...Qg1 30.Kg1+-; B) 28...Qf3 29.Qf3 Rf3-+) 0–1. Barendregt,Johan Teunis – Darga,Klaus, IBM Amsterdam, 1969. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

8.0-0 Bc6 9.Nfd2 Be7 10.Qg4 g6 11.Rd1 Nd2 12.Nd2 Qd7 13.Nf3 h6 14.Rb1 Bb5=+ 15.Bb5 Qb5 16.c3 Qa4 17.Bd2 bc3 18.Bc3 Nd7 19.Rdc1 Nb6 20.Bd2 Qd7 21.Qf4 Rc8 22.Bb4 Rc1 23.Qc1 Bb4 24.Rb4 Qc6 25.Qa3 a5 26.Rb3 Nc4 27.Qc1 b5 28.h4 b4 29.Ne1 Ne5!-+ 30.Qf4 Nd7 31.Rf3 f6 32.Re3 Kf7 33.Nf3 Kg7 34.g4 Rf8 35.Kg2 Rf7 36.a3 Nb6 37.ab4 ab4 38.g5 hg5 39.hg5 Nc4 40.Rb3 Qa4 41.Rb1 fg5 42.Qg5 Qc2 43.Rh1 Qf5 44.Qh6 Kf6 45.Rh3 Ke7 46.Qh4 g5! 47.Ng5? Rg7-+ 48.Rg3 Kd7 49.Qh6 Rg8 50.f4 b3 51.Rb3 Rg5! 52.fg5 Qc2 53.Kh1 Qb3 54.g6 Qf3 55.Kg1 Ne3 56.Qg5 0–1. Ossa,O (2250) – Escobar Forero,A (2470), Campeonato Continental Absolut, Cali CO, 2007.

8.0-0 Bc6 9.Ne1 Nd7 10.f3 Nc3 11.Nc3 bc3 12.f4 Qb6 13.Nf3 g6 14.f5 gf5 15.Bg5 h6 16.Rab1 Qc7 17.Bh4 Be7 18.Bf5? (better is 18.Be7 Ke7 19.Rb4-/+) 18...ef5-+ 19.e6 Nf6 20.ef7 Kf7 21.Rbe1 Ne4 22.Ne5 Kg7 23.Be7 Qe7 24.Rf5 Be8 25.Qg4 Kh7 26.Ref1 Rg8 27.Qf4 Rg7 28.Ng4 Rg4! 29.Qg4 Qg7 30.Qh4 Qd4-+ 31.Kh1 Qg7 32.Rd5 Bg6 33.Qg4? Re8 34.h4? Nf6 35.Rf6 Qf6 36.h5 Be4 37.Rd7 Kh8 38.Qe2 Bg2 39.Qg2 Re1 (39...Re1 40.Kh2 Qh4 41.Qh3 Re2 42.Kg1 Qf2 43.Kh1 Qe1 44.Qf1 Qf1#) 0–1. Klotz,Stefan – Morawietz,Dieter (2385), Cologne–ch, 1993. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

8.0-0 Be7 9.a3 Na6 10.Nbd2 Nc3=+ 11.Qe3 Bb5 12.ab4 Nb4 13.Bb5 Nb5 14.Qb3 a6 15.c3 Nc6 16.Bb2 Rc8 17.Qd1 0-0 18.Nb3 Nb8 19.Qd3 Nd7 20.Nfd2 Nb6 21.Na5 Qd7 22.f4 Na7 23.Ra2 Na4 24.Rf3 b5 25.Rh3 g6 26.Nf3 Nb2 27.Rb2 Qc7 28.Nb3 Qc3 29.Qe2 Ba3 30.Rb1 Qc2 31.Qe1 Rc3 32.Nbd2 Qc1! 33.Rc1 Rc1 34.Kf2 Re1 35.Ke1 Be7 0–1. Narmontas,M (2185) – Sulskis,S (2545), ch–LTU, Siauliai LTU, 2005.

8.Be4 de4 9.Qe4 Bc6 10.Qg4 h5 11.Qg5 Qg5 12.Bg5 Bf3 13.gf3 Nc6 14.Be3 Rd8 15.a3 Nd4 16.Bd4 Rd4 17.ab4 Rb4 (17...Bb4?! 18.c3 Rc4 19.Ra7=) 18.Nd2 Bc5 19.Ne4 Bb6 20.c4 Bd4 21.Kd2 Ba1 22.Ra1 a6 23.Kc3 Rb6 24.c5 Rc6 25.Rb1 b5 26.Rd1 Ke7 27.Kb4 Rhc8 28.Rc1 h4 29.Nd6 Rh8 30.Nb7? (30.Rg1 g6-+) 30...h3 31.Na5 Rh4 32.Kb3 Rc7 33.c6 Ra4 34.Nb7 Rc4! (34...Rc4 35.Rc4 bc4 36.Kc3 Rc6-+) 0–1. Hargues,Franck (2045) – Bernal Moro,Luis Javier (2415), Mont de Marsan op 6th, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 d5 6.e5 Ne4)

5.Bd3 Be7

6.0-0 Nc6 7.c4 d5 8.e5 dc4 9.Bc4-/+.

6.0-0 Nc6 7.c4 d5 8.e5 Ne4 9.Bb2 0-0 10.Qe2 Nc3 (10...f5!?+=) 11.Nc3+= bc3 12.Bc3 dc4 13.Bc4 Nb4 14.Bb4 Bb4 15.Rab1 Qe7 16.Qe4 Ba5 17.Bd3 g6 18.Qe3 Bb6 (18...b6 19.Be4 Bb7 20.Bb7 Qb7 21.Rfc1+=) 19.Be4 Rb8 20.h4 (20.Rfc1 Bd7+/-) 20...Bd7+= 21.h5 Bc6 22.Bc6 bc6 23.Qh6 Rbd8 Exerts pressure on the backward pawn 24.Ng5 f6 25.Ne4 fe5 26.hg6 Rd4 27.Qh7 Qh7= 28.gh7 Kh8 29.Rbe1 Rf5 30.g3 Kh7 31.Kg2 c5 32.Re2 c4 33.f3 Kg6 34.Rc2 Ba5 35.Rfc1 c3 36.Nc3 Bc3 37.Rc3 Rd2 38.Kg1 Ra2 39.Re1 Kf6 40.Rce3 a5 41.g4 Rg5 42.R1e2+= Re2 43.Re2 Rg8 44.Re4 Ra8 45.Ra4 e4 46.f4 Rg8 47.Kf2 Rg4 48.Ke3 Rg1 49.Ra5 Re1 50.Kf2 Rd1 51.Ke3 Rd5 52.Ra8 ½–½. Gonzalez,G – Brond,Victor, Mar del Plata op, 1967. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.0-0 d6 7.a3= Nc6 8.Re1 (8.c3 ba3 9.Na3 0-0=) 8...0-0 9.ab4 Nb4 10.Bf1 (10.Nc3 Bd7+=) 10...Qc7 (10...Bd7!?-/+) 11.c3= Nc6 12.Na3 a6 13.Nb5 Qb8 14.Nd6 Qd6 15.e5 Ne5 16.Ne5 Rd8 (16...Qc7 17.Qb3=) 17.Bd3+= b6 (17...Qc7 18.Qf3 Bd7+= (18...Qc3?? 19.Bh7 Kh7 20.Qc3+-)) 18.Ba3+/- Qc7 19.Be7 Qe7 20.Nc6 Qc7 21.Nd8 Qd8 22.Qe2 (22.Qf3 Ra7+/-) 22...a5+/- 23.Qe5 (23.Qb2 Ba6 24.Ba6 Ra6+/-) 23...Bb7 24.Qg3 (24.Ra3 Bc6+/-) 24...Rc8 25.Rac1 (25.Qe3 Ng4 (25...Rc3? 26.Bh7 Kh7 27.Qc3+-) 26.Qh3 Nf6+=) 25...Qd5 26.Re5 Qb3 27.Rg5 (27.Rb5!? Qa3 28.Rbb1+=) 27...g6= 28.Rb5 Qa3 29.Rbb1 Rc3 30.Rc3 Qc3 31.Qb8 Bc8?? (better is 31...Kg7 32.Qb7 Qd3 33.Qb6 Ne4=) 32.Ba6+- Qd4 33.Bc8 Ne4? 34.Ba6 Kg7 35.Qb6 (35.Qb6 Qd5 36.Bb7+-) 1–0. Bognar,Attila (1855) – Onur,Cem, First Saturday FM–B July, 2014. (=1.e4 c5 2.Nf3+/- e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7)

6.0-0 d6 7.Nbd2 0-0 8.e5 Nd5 9.Ne4 de5 10.de5 Nd7 11.g3 (11.Qe1!?+=) 11...Qc7-/+ 12.Bb2 Rd8 13.Qe2 b6 14.Neg5 (14.Rac1 Bb7-/+) 14...Nf8 15.Qe4 h6 16.Nh3 Bb7 17.Qg4 Nc3 18.Rfe1 Qc6 19.Bc3 Qf3 (19...Qc3 20.Nf4-+) 20.Qf3 Bf3 21.Bb2 Nd7 22.Re3 Bg4 23.Nf4 g5 24.Ng2 Nc5 25.Be2 Be2 26.Re2 Na4 27.Rb1 Nb2 28.Rb2 Rd1 29.Re1 Rd2 30.Kf1 Bc5 31.Ne3 a5 32.Re2 (32.Ng4 Bd4 33.Rbb1 Rc8-+) 32...Rad8 (32...Re2 33.Ke2 Bd4 34.Rb3 Be5 35.Ng4-+) 33.Ke1 (33.Ng4-+) 33...Re2 34.Ke2 Bd4 (34...Bd4 35.Rb3 Be5-+) 0–1. Witkowski,Stefan – Brzozka,Stefan, Poland–ch Wroclaw, 1960. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.0-0 h6 7.c4 bc3 8.Nc3 d5 9.e5 Nfd7 10.h3 a6 11.Nh2 Nc6 12.Qg4 Bf8 13.Be3 Nb6 14.Rac1 Nb4 15.Bb1 Nc4 16.Nf3 Na3 17.Nd2 Nb1 18.Rb1 b5 19.Nb3 Nc2 20.Bc1 h5 21.Qg3 b4 22.Na4 Bd7 23.Nac5 Nd4 24.Nd4 Bc5 25.Qg7 Rf8 26.Nb3 Be7 27.Nd4 Qa5 28.Rb2 Rc8 29.Be3 Qa3 30.Rfb1 (30.Rd2 Rc1=) 30...Rc3 (better is 30...Qd3-/+) 31.Nc2 Qa5 32.Nb4 Bb5 33.Bd2 Rc4? (33...d4 34.Kh2 Qd8+/-) 34.Nd5! Qa4 (34...ed5 35.Ba5) 35.Nb6 (35.Ne7 Qa3 36.Nc8 Rc8+-) 35...Qa3 (35...Rg4 36.hg4 Qg4 37.Qg4 hg4+-) 36.Nc4 Bc4 37.Rb8 Kd7 38.R8b7 (38.Rf8!? Bf8 39.Qf7 Be7+-) 38...Kc6 39.R1b6 Kc5 (39...Kd5 40.Rd7 Kc5 41.Re7+-) 40.Bb4 (40.Bb4 Qb4 41.Rb4+-) 1–0. Shams,Neghar (1765) – Kalantari,Sedigheh (1770), Rasht IRI, Women Ch, 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7)

6.a3 ba3 7.0-0 0-0 8.c4 b6 9.e5 Ne8 10.Be4 Nc6 11.d5 f5 12.Bc2 Nb4 13.d6 (worse 13.Na3 d6=+) 13...Nd6 (13...Bd6!? 14.ed6 Bb7 15.Na3 Bf3 16.Qf3 Nd6+/-) 14.ed6+/- Bf6 15.Ra3 Bb7 16.Ba4 Qc8 17.Qe2 Na6 18.Nc3 Nc5 19.Nb5 Na4 20.Ra4 Qc6 21.Ra7 Ra7 22.Na7 Qd6 23.Rd1 Qc7 24.Nb5 Bf3 25.gf3 (25.Nc7? Be2 26.Rd7 Bc4-+; 25.Qf3?! Qc4 26.Nd6 Qc6+/-) 25...Qb7 26.Ba3 (26.Bf4 Ra8+-) 26...Ra8+/- 27.Bd6 Qc6 28.Bc7 (28.Bf4 Ra4 29.Nd6 Qc5+/-) 28...Ra4 Exerts pressure on the isolated pawn 29.Rd6 Qc4 30.Qc4 Rc4 31.Rb6 (31.Rd7!? Rc5 32.Nd6+/-) 31...Rc1 32.Kg2 Kf7 33.Bd6 e5 (33...Rb1 34.f4+=) 34.Ba3 Rd1 35.Nd6 Kg6 36.Ne8 (36.Nc4 f4+/-) 36...Kf7+= 37.Nd6 Kg6 38.Ne8 (38.Nc4 f4+/-) 38...Kf7 39.Nf6 gf6 40.f4 d5 (40...ef4 41.Bd6 Decoy) 41.h4 (41.Rb7 Kg6+-) 41...h5 (41...Ra1 42.fe5 Ra3 43.Rf6 Ke8 44.Rf5+/-) 42.Rd6 (42.Rb7!? Kg8 43.fe5 fe5 44.Bd6+-) 42...d4+= 43.Bb4 Rb1 44.Bd2 Rb2 45.Be1 (better 45.fe5!? Rd2 46.Rf6 Ke7 47.Rf5+/-) 45...Ke7= 46.fe5 fe5 47.Rh6 d3 48.Rh5 Ke6 49.Kf3 (49.Rh6 Ke7=) 49...d2 50.Bd2 Rd2 51.Rh6 Kd5 Black prepares e4 52.Rh8 e4 53.Ke3 Rd3 54.Ke2 Ke5 55.h5 Rh3 56.h6 Kf6 (56...Kf4 57.h7=+) 57.Kf1 Rh5 58.Ke2 Kg6 59.Rg8 Kh6 60.Rg3 (better 60.Rh8!? Kg5 61.Rh5 Kh5 62.f3=) 60...Rg5-/+ 61.Rh3 Kg6 62.f3 Rg2 63.Kf1 ef3 64.Rf3 Ra2 65.Rg3 (65.Rf2 Ra1 66.Kg2 Kg5-+) 65...Kf6 66.Rg8 Ke5 67.Rb8 Ke4 68.Rb4 Kf3 69.Rb3 Kg4 70.Rb4 f4 71.Rb8 Kg3 72.Rb7?? (better 72.Rf8-+) 72...Ra1 73.Ke2 f3 74.Kd2 f2 (74...f2 75.Rg7 Kh4-+) 0-1. Simacek,V (1805) - Medunova,V (2090), 8th Arber Open, 2019. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.d4 Nf6 5.Bd3 Be7)

6.a3 ba3 7.0-0 b6 8.e5 Nd5 9.c4 a2 10.Nbd2 Nb4 11.Be4 N8c6 12.d5 f5 13.ef6 Bf6 14.Ba3 a5 15.dc6 d5 16.cd5 ed5 17.Re1 (better 17.c7 Qc7 18.Re1 de4 19.Ne4+-) 17...0-0? (better 17...de4 18.Re4 Be7+=) 18.Qb3 Kh8 19.Bb4 ab4 20.Bd5 Ra5 21.Qb4?? (better 21.Bc4 Ba1 22.Ra1+-) 21...Ba1-+ 22.c7 (22.Ra1 Rd5 23.Ra2 Rc5-+) 22...Qf6 23.Ne4 Bc3 24.Nc3?? (24.Qa5 ba5 25.Nf6 Be1 26.Ba2 Rf6 27.Ne1-+) 24...a1Q 25.Ra1 (25.Ne4 Qab2 26.Qa5 ba5 27.Nf6 Qf6 28.h4-+) 25...Ra1 26.Nb1 Qd6 27.Qb2 (27.Qe1 Qd5 28.h3 Bf5-+) 27…Qd5 (27...Qd5 28.h3 Qd1 29.Kh2 Rb1-+) 0–1. Pires,E (2065) – Froewis,G (2425), Portugal Open (6), 2018. (=1.e4 e6 2.Nf3 c5 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.a3 ba3 7.Ba3 0-0 8.0-0 Nc6 9.c3 Ba3 10.Na3 d6 11.Qe2 a6 12.e5 de5 13.de5 Nd5 14.Nc4 Nf4 (worse is 14...Nc3 15.Qc2 Nd5 16.Bh7 Kh8 17.Be4=) 15.Bh7? (better is 15.Qe3 Qd3 16.Qf4-/+) 15...Kh7-+ 16.Qe4 Ng6 17.h4 Kg8 18.h5 Nge7 19.Ng5 Nf5 20.Qg4 (20.f4 Qe7 21.Kh2 f6 22.ef6 gf6-+ (22...Qf6?! 23.g4-/+)) 20...Nh6 (better is 20...b5!? 21.Rfd1 Qe7 22.Nd6-+) 21.Qg3 b5 22.Rfd1 Qe7 (22...bc4?! 23.Rd8 Rd8 24.Qf4-+) 23.Nd6 Nf5 24.Qg4 (24.Nf5 ef5 25.Nf3 f6-+) 24...Ne5 25.Qe4 Qg5 26.Qa8 Nd6 27.Rd6 Nc4 28.Rd4 e5 29.Qd5 Bb7 30.Qb7 ed4 31.cd4 a5 32.d5 Rd8 33.Qb5 Qd5 34.Qa4 Ra8 35.Re1 Nd6 36.Rd1 Qc5 37.Qf4 Nc4 38.h6 gh6 39.Qf3 Re8 40.Rd5 Re1 41.Kh2 Qc7 42.g3 Ne5 43.Qf4 Qc6 44.Qd4 Nf3 (44...Nf3 45.Kg2 Nd4 46.f3 Re2 47.Kh3 Qd5 48.g4 Qf3 49.Kh4 Rh2) 0–1. Grabowski,Eric (2125) – Zapolskis,Antanas (2375), Internet Section, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.a3 ba3 7.c3 d6 8.Na3 Nbd7 9.Qe2 b6 10.Bf4 e5 11.Bd2 Bb7 12.Nc2 0-0 13.d5 Nc5 14.c4 Bc8 15.Nb4 Bd7 16.h3 a5 17.Na2 Nd3 18.Qd3 Qc7 19.0-0 Rfb8 20.Rab1 Rb7 21.Rfc1 Rab8 22.Nc3 Qc8 23.Be3 Qe8 24.Nb5 Bb5 25.cb5 Nd7 26.Rc6 Nc5 27.Qc4 Qd7 28.Nd2 Ra8 29.Bc5 bc5 30.Qa4 h6 31.Nc4 ½–½. Ridameya,Jose – Ferreiro Montoya,Juan Ignac, It (open), Sitges (Spain), 1997. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.a3 Qc7 7.ab4 Bb4 8.Bd2 Bd2 9.Nbd2 Nc6 10.e5 Nd5 11.Nc4 f6 (better is 11...0-0!?=) 12.Nd6+/- Ke7 13.Nb5 Qb8 14.Qc1 a6 15.Qa3 Ncb4 16.Nd6 Qc7 (16...a5 17.0-0+/-) 17.c4 (17.Nc8 Rac8 18.c4 d6 19.cd5 Qc3 20.Ke2 Qa3 21.Ra3 Nd5+/-) 17...Nd3 18.Qd3 Nb4 19.Qd2 a5 20.0-0 Ra6 21.Rfe1 Rd8?? (better is 21...Rf8+/-) 22.ef6+- gf6 23.Nf5 Ke8 24.Qh6 d5 (24...Qc4?? 25.Qf6 Qf1 26.Kf1 b5 27.Qe7) 25.Qf6 Nd3 26.Qh8 Kd7 27.Qh7 Kc6 28.Ne7 Kb6 29.Nc8 Qc8 30.c5 (30.Qd3!? dc4 31.Qc3 Rg8+-) 30...Nc5 31.dc5 (31.dc5 Ka7 32.Nd4+-) 1–0. Kulashko,Aleksei (2275) – Wastney,Scott (2120), Waitakere Trust op, 1998. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7)

6.a3 d5 7.e5 Ne4 8.Bb2 (8.ab4 Bb4 9.c3 Be7= (9...Nc3? 10.Qb3+-)) 8...ba3 9.Ba3 Nc6 10.0-0 b6 11.Re1 Bb7 12.Be4 de4 13.Re4 Na5 (13...Nb4!? 14.Rg4 0-0=) 14.Rg4+/- g6 15.Be7 Qe7 16.Na3 a6 17.c4 Rd8 18.Nd2 (better is 18.h4!?+=) 18...h5-/+ 19.Rf4 g5 20.Re4 f5?? (better is 20...Kf8-/+) 21.ef6+= Qf6 22.d5 0-0? (better is 22...Bc8!? 23.Re3 0-0+=) 23.Re6+- Qf2 24.Kh1 g4 25.Ne4 (25.Rg6 Kh7 26.Qb1 Rf5+- (26...Qd2?? 27.Rg5 Qc2 28.Qc2 Kh8 29.Qb2 Rf6 30.Qf6 Kh7 31.Qg7)) 25...Qf5 (25...Qb2!?+/-) 26.Qe2+- Rd5? (26...Nb3 27.Ng3 Qh7+-) 27.cd5 Bd5 28.Rb6?? (better is 28.Nf6! Rf6 29.Re5 Bg2 30.Kg2 Qf3 31.Qf3 gf3 32.Kf2+-) 28...Be4 29.Re1 (worse is 29.Qa6 Bd3 30.Rg6 Qg6 31.Qa5 Be4+=) 29...Bd5 (better is 29...Nc6!? 30.Nc2 Qf2 31.Qf2 Rf2+=) 30.Ra6+/- Nb3 31.Nc2 Nc5 32.Ne3 Qe4? (better is 32...Qd3 33.Ra5 Bc4+-) 33.Raa1 (33.Ra5 Qe5 34.Qd2 Be6+-) 33...Nb3?? (better is 33...Nd3 34.Rf1 Re8+=) 34.Rad1+- Bf7 35.Qc2 (35.Qb5 Kh8 36.Nd5+-) 35...Qa8?? (better is 35...Qc2 36.Nc2 Kg7+-) 36.Nf5 Rd8 (36...Qa5 37.Ne7 Kg7 38.Qb2 Kh7 39.Qf6+-) 37.Nh6 Kf8 38.Rd8 Qd8+- 39.Nf7 Qa5 40.Rf1 Qb5 41.Qf5 1–0. Kruit,Erik (2005) – Nielsen,JanM (2070), 26th NATO Chess, 2015. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.c4 bc3 7.Nc3 0-0 8.0-0 d6 (8...d5 9.e5 Nfd7) ½–½. Szecsenyi,Istvan – Balogh,Peter (2295), Gyongyos op, 1994.

6.c4 bc3 7.Nc3 d6 8.0-0 Nc6 9.Rb1 a6 10.d5 ed5 11.ed5 Ne5 12.Ne5 de5 13.f4 Bc5 14.Kh1 0-0 (14...ef4!? 15.Qa4 Kf8 16.Qf4 b6=) 15.fe5+= Ng4 (15...Nd5? 16.Nd5 Be6 17.Nf4 Ba2 18.Rb7+-) 16.Ne4 Bd4 (worse is 16...Qd5 17.h3 (17.Nc5 Qc5 18.Qf3 Qe5+=) 17...Bd4 18.hg4 Qa2 19.Bf4+-) 17.Ng5 f5 18.e6 (better is 18.ef6 Rf6 19.Bh7 Kh8 20.Qe2 Nf2 21.Rf2 Rf2 22.Qf2 Bf2 23.Nf7 Kh7 24.Nd8+=) 18...Qd5?? (18...Nf2 19.Rf2 Bf2+/-) 19.Qg4+- fg4 (19...h6 20.Bf5 Rf6+-) 20.Bh7 Kh8 21.Rf8 1–0. Fehlbecker,Hans – Sevecek,Rudolf, EU/M corr ICCF, 1981. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7)

6.c4 d5 7.e5 Ne4 8.0-0 Bd7 9.a3 Nc6 10.Be3 Na5 11.ab4 (11.c5!? ba3 12.Nbd2=) 11...Nc4-/+ (11...dc4? 12.Be4 (12.ba5?! cd3 13.Qd3 Bc6=) 12...Bb4 13.Qc2+-) 12.Bc4 dc4 13.Qc2 Bc6 14.Qc4 0-0 15.b5 Bd5 16.Qe2 Qb6 17.Nfd2 Nd2 18.Nd2 Rfc8 19.Rab1 a5 20.ba6 Qa6 21.Qg4 Qd3 22.Rfd1 Qg6 23.Qg6 hg6 24.Nb3 b6 25.Nc1 Rc6 26.Nd3 Ra4 27.h3 g5+= 28.Ra1 Rcc4 29.Rab1 Rc6 30.Rb5 f5-/+ 31.ef6 gf6 32.Rb2 Rac4 33.Rb5 Kf7 34.Ra1 Rc3 35.Nb4+= Bb4 36.Rb4 Rc2 37.Ra7 Kg6 38.Ra6? R6c3?? 39.Rab6 Bg2 40.Kg2 Re3 41.Kg1 Re1 42.Kg2 Ree2 43.Kg1 Rf2 44.Re6 Rfd2 45.Re1 Rg2 46.Kh1 Rh2 47.Kg1 Rh3 48.Rd1 Rh7 49.Ra1 Rd2 50.Re1 f5 51.Rb5 g4 52.d5 Kg5 53.Ra5 f4 54.d6 Kh4 55.Ra8 Kg3 (55...Kg3 56.Ra3 f3 57.Rf3 gf3 58.Rc1 f2 59.Kf1 Rh1) 0–1. Pablo Marin,Alejandro – Christiansen,Larry Mark, FRG–ch U18 int 3rd, 1973. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.Nbd2 0-0 7.h4 d5 (better is 7...Nc6-/+) 8.e5+= Ne4 9.Ne4 de4 10.Be4 f5 11.ef6 Bf6 (11...Bf6 12.Qd3 Combination; 11...Rf6 12.Bg5 Decoy; 11...gf6 12.Bh6 Combination) 12.Qd3 h6 13.g4 Nc6 14.Bb2 Bd7? (better is 14...Be7+/-) 15.g5!+- hg5 (15...Be7+-) 16.hg5 (16.Ng5?! Bg5 17.hg5 Qg5+=) 16...Bg5 17.Bc6 Bc6 (17...Bf6 18.Qh7 Kf7 19.Qh5 Ke7 20.Qc5 Ke8 21.Bb7+-) 18.Qh7 Kf7 19.Ne5 (19.Ng5 Qg5 20.Qh5 Qh5 21.Rh5 Be4-/+) 19...Ke7 20.Qg7 Kd6 (20...Ke8 21.Qg6 Ke7 22.Nc6 bc6 23.Qg5 Ke8 24.Qg6 Kd7 25.Rh7 Qe7 26.Re7 Ke7 27.Qg5 Ke8+-) 21.Nc4 (21.Nc6?! Kc6 22.Rh7 Rb8+/-) 21...Kd5 22.Qe5 Kc4 23.Qc5 1–0. Zapletal,Jindrich (2095) – Pravdik,Kamil (2040), Tabor op, 2009. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7)

6.Nbd2 d6 7.Bb2 Nbd7 8.a3 ba3 9.Ba3 Qc7 10.c4 e5 11.0-0 0-0 12.d5 Nc5 13.Bc2 g6 14.Bb2 Nh5 15.h3 Ng7 16.Nh2 Bg5 17.f4? (better is 17.Nhf3 Bf4 18.Re1-/+) 17...Bf4-+ 18.Rf4 ef4 19.Ndf3 f6 20.Nd4 Bd7 21.Qd2 Nh5 22.Ng4 a6 23.Rf1 Rae8 24.Rf4 (24.Nf2 Ng3 25.Re1 g5-+) 24...Nf4 25.Nh6 Kg7 26.Qf4 Re5 27.g4 (27.Nf3 Qb6 28.Bd4 Qb4 29.Be5 fe5-+) 27...Qa5 28.Nf3 Qa2 29.Qc1 Qc4 30.g5 (30.Nd2 Qe2 31.Nf1 Ne4 32.Be4 Rc8-+) 30...Bh3 31.Nf5 (31.Qd1 Ne4 32.Bb3 Rd5-+) 31...Rf5 32.ef5 Qg4 (32...Qd5 33.gf6 Kf7 34.Qe3+=; 32...gf5?! 33.gf6 Kf7 34.Ng5 Kg8 35.Nh3-/+) 33.Kf2 Qg2 34.Ke3 Re8 35.Kd4 Qg4 36.Kc3 Qf3 37.Kb4 Bf5 38.gf6 Kf7 39.Qh6 a5! 40.Ka5 b6! 41.Kb5 Qe2 ½–½. Leygue,Dominique (2325) – Jean,Olivier (2190), Marseille Hiver op, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.h4 d6 7.Bd2 Nc6 8.g3 d5 9.e5 Ne4 10.Kf1 Nd2 11.Nbd2 Qb6 12.Nb3 a5 13.Nc1 Bd7 (13...Nd4?! 14.Nd4 0-0 15.f4+=) 14.Ne2 Na7 15.Kg2 Bb5 16.Nf4 Bd3 17.Qd3 Rc8 18.Nh5 Rc3 19.Qd2 g6 (19...0-0 20.Qf4-+) 20.Nf6 (20.Ng7!? Kd7 21.h5-/+) 20...Bf6-+ 21.ef6 Qd8 22.Qf4 h5 23.Rae1 (23.Rhc1 Nc6-/+) 23...Nb5 24.Ng5 Rc6 25.Re5 Nd6 26.Rhe1 Nf5 27.Rf5 gf5 28.Qf5 Rh6 29.Nf3 Kf8 30.Qf4 Qf6 31.Qb8 Kg7 32.Re5 Rh8 (32...Rc2?! 33.Rg5 Rg6 34.Rh5=) 33.Qb7 (33.Rg5 Kh6 34.Qe5 Qe5 35.Ne5 Rc7-+) 33...Rc2 34.Rg5 Kh6 35.Qa6 Rhc8 36.Qd3 R8c3 (36...Ra2 37.Rh5 Kg7 38.Qh7 Kf8 39.Qh8 Qh8 40.Rh8 Kg7 41.Rc8+/-) 37.Rh5 Kg7 38.Qd1 (38.Qh7 Kf8 39.Qh8 Qh8 40.Rh8 Kg7-+) 38...Qf3! 39.Qf3 Rf3 40.Kf3 f6 (40...f6 41.g4 Ra2-+) 0–1. Petenev,K (2235) – Kolosovskiy,Anton, XII Izmailov Mem, Tomsk RUS, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.0-0 0-0

7.a3 ba3 8.Na3 d5 9.e5 Nfd7 10.c3 Nc6 11.Nc2 f6 12.Re1 (12.ef6!? Bf6 13.Ne3=) 12...fe5-/+ 13.de5 Nc5 14.Ncd4 Nd3 15.Qd3 Nd4 16.Qd4 (16.cd4 a5+=) 16...b6 17.Qg4 a5 18.Bh6 Rf7 19.Nd4 (19.Be3 Qc7-/+) 19...Bc5 20.Re3 (20.Be3 Bd7-/+) 20...Bd4 (20...Qc7!?-+) 21.cd4-/+ Bd7 22.Rh3 b5 23.Raa3 b4 (23...Qe7-/+) 24.Rag3? (24.Raf3 Qe7 25.Rf7 Qf7+=) 24...Rc8 (better is 24...Qc7!? 25.Qd1 Rc8-+) 25.Rh4 Qf8 26.h3 Rc3 27.Be3 Rf5-+ 28.Qe2 a4 29.Rg7 Qg7 30.Rg4 Re3 31.Rg7 Kg7 32.Qe3 b3 33.Qc3 Rf8 34.Qc7 b2 35.Qd7+/- Rf7 36.Qb5 a3 37.Qb3 Rc7= 38.Qg3?? Kh8 39.Qa3 b1Q 40.Kh2 Qg6 0–1. Danielczyk,Emmanuel – Gayson,Peter (2255), Isle of Man op, 1994. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.a3 ba3 8.Na3 d6 9.c4 b6 10.Qc2 Nc6 11.Bd2 g6 12.d5 Ne5 13.Ne5 de5 14.Bc3 ed5 15.cd5 Nd7 16.Bb5 f6 17.Qb3 (17.d6 Bd6 18.Qb3 Kg7+/-) 17...Kg7 (better is 17...Nc5!? 18.Qc4 Kg7+=) 18.d6+= Bd6 19.Qd5 Ba3 20.Qa8 Be7 (20...Qe7 21.Qa7 Bc5 22.Ra2+/-) 21.Ra7 (21.Rfd1!? Qc7 22.Qa7 Qc3 23.Bd7 Qb4+-) 21...Nc5+/- 22.Qd5 Qd5 (better is 22...Rf7!?+/-) 23.ed5+- Bb7 24.Bc6 Rb8 25.Bb4 1–0. Okus,Melih (2020) – Simeonov,Svetoslav (1815), Albena BUL, Open, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 Nf6 5.Bd3 Be7 6.0-0 0-0)

7.a3 b6 8.ab4+= Bb4 9.e5 Nd5 10.c4 Nc7 11.Bh7 Kh8?? (11...Kh7 12.Ng5 Kg8+-) 12.Be4+- Nc6 13.Ng5 g6 14.Bc6 dc6 15.Qb3 Kg7 16.Qb4 Qd4 17.Nf3 c5 18.Qa4 Qd7 19.Bg5 (better is 19.Qb3!? Bb7+-) 19...Qa4 20.Bf6 Kg8 21.Ra4 Bb7 22.Ra3 Rfc8 23.Ng5 Ne8 24.Rh3 Nf6 25.ef6 Bc6 (25...Ba6 26.Na3 Rc7 27.Rh7+-) 26.Rh7 (26.Rh7 Rc7 27.Rg7 Kh8 28.Rd1+-) 1–0. Boada,W (2265) – Romero Echeverria,A (2050), 45th Capablanca Mem Open, Havana CUB, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.a3 Nc6 8.Re1 d5 9.e5 Nd7 10.c3 bc3 11.Nc3 Nb6 12.Qc2 h6 13.Ne2 Bd7 14.Bd2 Rc8 15.Qb3 f6 16.Rec1 fe5 17.Ne5 Ne5 18.de5 Bc5 19.Rc5 Rc5 20.Bb4 Na4 21.Bg6 Qg5 22.Bc5 Nc5 23.Qg3 Qd2 24.Nc3 Ba4 25.Na4 Na4 26.Rf1 Qd4 27.Re1 Nb2 28.Qe3 (better is 28.h3!?-/+) 28...Qe3-+ 29.Re3 Nc4 30.Re2 b5 31.a4 ba4 32.g3 a3 33.f4 Rb8 34.Ra2 (34.h4 Rb3 35.h5 Rg3 36.Kf2 Rh3-+) 34...Rb2 35.Ra1 a2 36.h3 (36.Rc1-+) 36...a5 37.g4 a4 (37...Nd2 38.Bd3-+) 38.h4 (38.Rc1-+) 38...Nd2 39.Rc1 (39.Bd3 Nf3 40.Kf1 Rh2 41.Ra2 Ra2-+) 39...Rb1 40.Bb1 ab1Q (40...ab1Q 41.Rb1 Nb1-+) 0–1. NikMed – bulent_2010, ChessWorld.net, 2014. (=1.e4 c5 2.b4 cb4+= 3.d4 e6 4.Nf3 Nf6 5.Bd3 Be7 6.0-0 0-0)

7.a3 h6 8.ab4= Bb4 9.c3 Be7 10.Nfd2 d6 11.f4 e5 12.Nf3 ed4 13.Nd4 Re8 14.Qf3 Nbd7 15.Nd2 Nc5 16.Bc2 Bf8 17.Ba3 b6 18.e5 Bb7 19.Qg3 de5 20.Nf5?? (better 20.fe5!? Nh5 21.Qf2=+) 20...Kh8 (20...g6!? 21.Rad1 ef4 22.Qf4 gf5 23.Ne4 Be4 24.Rd8 Red8 25.Be4 Nfe4 26.Qf5 Nc3 27.Qf7 Kh8 28.Bb2-+) 21.Rad1? (21.fe5!? Qd2 22.ef6-/+) 21...Qc7 (21...Nh5 22.Qg4 Nf4 23.Nf3-+) 22.Qh4 Qc6 23.Nf3 ef4 24.Qf4 Ne6 25.Qa4? (25.Qc1-+) 25...Qa4 26.Ba4 Ba3 27.Be8 Bc5 28.Kh1 Re8 29.Ne5 (29.Nd6 Bd6 30.Rd6 Nf4-+) 29...Ng5 30.Rfe1 (30.Nd3 Re2 31.Nh4 Nfe4-+) 30...Nfe4 31.Nd3 Nf2 (better 31...Nh3! 32.Nd4 a5-+) 32.Nf2 Re1 33.Re1 Bf2 34.Re8 Kh7 35.Re7 Bc8 (better 35...Bd5!? 36.Ra7 Ne4 37.Rc7-+) 36.Nd6 Bc5 37.Nc8 Be7 38.Ne7 a5 0-1. Snijders,Frans (1875) - Hng,Mei_Xian Eunice (1715), 23rd HZ Open, 2019. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.Bb2 d5 8.Nbd2 b6 9.Re1 Ba6 10.Qe2 Bd3 11.Qd3 de4 12.Ne4 Ne4 13.Qe4 Nd7 14.h3? (better is 14.d5 Nc5 15.Qg4=) 14...Nf6-/+ 15.Qe2 Nd5 16.Ne5 Qc7 17.Rad1 Bf6 18.Qd2 Be5 19.Re5 Rac8 20.Rc1 Nc3 21.Bc3 Qc3 22.Qf4 Rc4 23.Re4 h6 24.Qe5 Qd2 25.Rce1 Rc2 26.Qg3 Rc1 27.Rc1 Qc1 28.Kh2 Qc4 29.Rg4-/+ Kh8 30.Rg7 Qd4 31.Rg4 Qf6 32.Rb4 Rg8 33.Qe3 Qg5 34.Qf3 Qe5 35.g3 f5 36.Rf4 a5 37.Qc6 b5 38.Rh4 Kh7 39.Qd7 Rg7 40.Qd2 Qf6 41.Qa5 Qb2 42.Rf4 ½–½. Haack,Michael – Luettig,Hendrik, Pinneberg–ch, 2003. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 Be7 6.0-0 0-0)

7.Nbd2 Nc6 8.Re1 d5 9.e5 Nd7 10.Nf1 a6 11.Ng3 b5 12.Qd2 Nb6 13.Nh5 f5 14.ef6 Bf6 (14...gf6? 15.Bh7 Kf7 16.Qh6+-) 15.Nf6 Qf6 16.Qe2 (16.a3!?=) 16...Nc4+= (16...Nd4 17.Nd4 Nc4 18.Ne6 Be6 19.Qe6 Qe6 20.Re6+-) 17.Qd1 h6 (17...Nd4?! 18.Nd4 Qf2 19.Kh1=) 18.a3 ba3 (worse is 18...Nd4 19.Nd4 Qf2 20.Kh1 ba3 21.Ba3 (worse is 21.Ne6 Be6 22.Re6 Rae8 23.Re8 Re8+=) 21...Na3 22.Ra3+=) 19.c3 N6a5 20.Bb1 g5 21.Qc2 Rf7 22.Ne5 Ne5 23.de5 Qg7 24.Ba3 Nc4 25.Bc5 Bb7 (25...Ne5? 26.Bd4 Qg6 27.Qe2 Nf3 28.gf3+-) 26.Bd4 Bc6 27.Qe2 a5 28.Ra2 b4 (better is 28...g4!?-/+) 29.cb4+= ab4 30.Ra8 Ba8 31.Rd1 (31.Qg4 Re7+=) 31...Bc6 32.Qg4 (32.Bd3!? Rb7 33.Ra1=) 32...Bd7= (32...Ne5? 33.Qe6 Qf6 34.Qf6 Rf6 35.Be5+-) 33.Qe2 Ba4 34.Rd3 (34.Re1 Rf4 35.Bc5 b3+=) 34...b3 (34...Rf4 35.f3-/+) 35.Rg3 Rf4 36.Bc3 Qc7 (36...Bb5!?-/+) 37.Qh5= Qg7 (37...Ne5 38.Qh6 Be8 39.Rg5 Bg6 40.Bg6 Qg7 41.Bf5 Qg5 42.Be6 Rf7 43.Qg5 Kh7 44.Be5 b2 45.Qh5 Kg8 46.Qf7) 38.Qh3?? (better is 38.Qe2=) 38...d4?? (better is 38...g4 39.Qh4 Qg5 (39...Ne5 40.Qd8 Qf8 41.Qf8 Kf8 42.Be5+/-) 40.Qg5 hg5-+) 39.Qe6+- Rf7 40.Bd4 Na3 41.Bg6 b2 42.Bb2 1–0. Fervers,Lukas (2070) – Netzer,Jacques (1955), Oberliga Baden, 2008. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7 6.0-0 0-0)

7.Qe2 d6 8.a3 d5 9.e5 Ne4 10.Be4 de4 11.Qe4 Bd7 12.Qg4 (12.Qb7?? Bc6 13.Qa8 Ba8-+) 12...f5 13.ef6 Bf6 14.Ne5 Be5 15.de5 ba3 16.Ra3 Nc6 17.Rh3 Rf5 (worse is 17...Ne5 18.Qh5 Rf5 19.Qh7 Kf7 20.Rd1+/-) 18.f4 (18.Rg3 g6+=) 18...Qf8 (better is 18...Ne5 19.Qg3 Bc6-/+) 19.Qh4= h5 20.g4 hg4 21.Qh7 Kf7 22.Rd3 Nb8 23.Ba3 Qg8 24.Qh4 g5 25.Qh5 Kg7 26.Rfd1 Be8 27.Qg4 Nc6 28.Rg3 Rd8 29.Rd8 Nd8 30.Be7 Nf7 31.Nd2 Nh6 32.Qh4 Bg6?? 33.Bf6 Kf7 34.Qh6 gf4 35.Rg4 f3 36.Kf2 b5 37.Ne4 (37.Ne4 Rf6 38.ef6+-) 1–0. Franciskovic,Vinko (2060) – Levar,Nenad (2200), CRO–chT2 West, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7 6.0-0 0-0)

7.Bg5 a5 8.e5= Nd5 9.Be7 Qe7 10.Qd2 Nc6 11.c4 bc3 12.Nc3 Ndb4 (12...Nc3 13.Qc3 d6 14.Rac1=) 13.Bc4 b6 (13...d5 14.Be2+=) 14.a3+= Nd5 (14...Ba6!? 15.Ba6 Na6+=) 15.Bd5 (15.Nd5 ed5 16.Bd5 Ba6+-) 15...ed5+- 16.Nd5 Qd8 17.Rab1 Rb8 18.Rbc1 (18.Rfc1 Ne7 19.Nf4 d6+-) 18...Bb7 19.Nf4 (19.Qd3 Ne7 20.Nc7 d6+=) 19...Ne7 20.d5 Ng6 21.Ng6 hg6 22.Rfd1 Rc8 23.Rc8 (23.a4 Rc1 24.Qc1 Qc8=) 23...Qc8 24.Qd3 Qc5 (24...Ba6 25.Qe3+=) 25.Ng5 f6?? (25...Qe7 26.f4 Qc5 27.Kh1 Rc8+-) 26.ef6+- Rf6 27.Ne4 (27.Ne4 Qe7 28.Nf6 Qf6 29.Qe4+-) 1–0. Karl – Geser, internet, 2018. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 Be7 6.0-0 0-0)

7.Bg5 Nc6 8.Nbd2 d6 9.Qe2 e5 10.d5= Nb8 11.Nc4 Nd5 12.ed5= Bg5 13.Ng5 Qg5 14.Nd6 Nd7 15.Bf5 Rd8 16.f4 ef4 17.Rae1 g6-/+ 18.Be6 fe6 19.Qe6 Kg7 20.Qf7 Kh6 21.Re7 Nf8 22.Ne4 Qd5 23.Qg7 Kh5 24.Nf6 (24.Nf6 Kg5 25.h4 Kh4 26.Qh6 Qh5 27.Rf4 Kg3 28.Ne4#) 1–0. De Vita,Gianni – Abdul Malek,Z, Rome op, 1990.

6.0-0 b6

7.a3 Bb7 8.Qe1 d5 (better is 8...ba3!? 9.e5 Nd5+=) 9.e5+= (9.ab4? de4 (9...Ne4?! 10.b5+=) 10.Bb5 Bc6 11.Bc6 Nc6-+) 9...Ne4 10.ab4 Nc6 11.c3 a5 12.b5 Na7 13.Nfd2 Qd7 14.f4 Nb5 The backward pawn on c3 becomes a target 15.Ne4 de4 16.Be4 g6 17.Bb2 Rc8 18.Rf3 Be4 19.Qe4 Qd5 20.Nd2 Qe4 21.Ne4 0-0 22.g4 Rc6 23.f5 Ra8 24.Raf1 Nc7 25.fg6 fg6 26.Nf6 Bf6 27.ef6 Kf7 28.Rh3 Rh8 29.g5 Nd5 30.Ra1 h5 31.gh6 g5-/+ 32.h7 Kg6 33.Re1 Nf4 34.Rg3? Rh7-+ 35.c4? Rc4 36.d5 ed5 37.Re8 d4 38.Rb3 Kf6 39.Rb6 Kf5 40.Rb5 Kg4 41.Ra5 Rb7 42.Bd4 Rb1 43.Kf2 Rc2 44.Ke3 Re2# 0–1. Schlenker,Jochen (2245) – Kurz,Eugen (2305), BL2–SW qual Germany, 1991. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.a3 Bb7 8.Qe2 ba3 9.e5 Nd5 10.Na3 0-0 (10...a6 11.c4 Nb4 12.Be4=+) 11.c4?? (better 11.Qe4 g6 12.c4+-) 11...Nb4=+ 12.Be4 Be4 13.Qe4 N8a6 14.Nb5 Qc8 (14...f6 15.Bf4=) 15.Bg5 f6 16.ef6 Bf6 17.Bf6 Rf6 18.Ng5 Rg6 (18...Rh6=) 19.f4 (19.Nh7!? Rh6 20.Nd6+=) 19...Qc6 (19...d5!? 20.cd5 ed5=+ (worse 20...Nd5 21.Rfe1+=)) 20.Qe2= h6 (20...Rf6 21.Ne4 Rh6 22.Nbd6=) 21.Nf3 d6 (21...Rf6=) 22.Rae1 (22.Nd6!? Rf6 23.Nb5+=) 22...Rf6=+ 23.Nh4 (23.Ra1 Kh8=) 23...Nc7 (23...d5 24.cd5 ed5-/+) 24.Nc3? (better 24.f5!? Nb5 25.cb5=+) 24...d5-+ 25.f5 (25.Rc1 Qc4 26.Qe3-+) 25...Qc4 (25...dc4?! 26.Ng6 Ncd5 27.Nd5 Nd5 28.Ne5-/+) 26.Qc4 (26.Qd2 Qd3 27.Qd3 Nd3-+) 26...dc4 27.Ne4 (27.fe6 Re6 28.Re6 Ne6-+) 27...Rff8 (27...Rf7 28.fe6 Rf1 29.Rf1 Ne6 30.Nf5-+) 28.f6 (28.Ng6 Rfd8 29.fe6 Ne6 30.Nf6 gf6 31.Re6 Nd5-+ (31...Rd4 32.Ne7 Kh7 33.Rff6 Rd1 34.Kf2 Nd3 35.Kg3 Rg8 36.Kh4 Rg2 37.Rh6 Kg7 38.Nf5 Kg8 39.Re8 Kf7 40.Re7 Kg8 41.Rf6 Rh2 42.Kg3 Rg1 43.Kh2 Rh1 44.Kh1 Nf2 45.Kg2 Nd3 46.Rg7 Kh8 47.Rf8)) 28...Rf7 (28...Nd3 29.Re3-+) 29.Rf3 (29.fg7 Rd8-+ (29...Kg7?! 30.Rf7 Kf7 31.Nd6 Kg8 32.Nc4-+)) 29...Nbd5 (29...Nc2 30.Rd1 Rd8 31.Rc3 Nd4 32.Kf2 gf6 33.Rc4-+) 30.fg7 Rf3 (30...Kg7?! 31.Rf7 Kf7 32.Nd6 Kg7 33.Nc4-+) 31.Nf3 Kg7 32.Ne5 (32.Kf2 a5-+) 32...b5 (32...c3 33.Nd6-+) 33.Nc5 (33.Kf2 c3-+) 33...c3 (33...a5 34.Kf2-+) 34.Ned3 (34.Kf2 a5-+) 34...Re8 (34...b4!? 35.Kf1-+) 35.Ra1 a6! 36.Kf2 (36.Na6 Ra8 Decoy) 36...Rf8 (36...Rb8 37.Na6 Ra8 38.Nc7 Ra1 39.Ne6 Kg6 40.Ke2-+) 37.Ke2 b4 38.Ra4 (38.Na6 Na6 39.Ra6 b3 40.Ra7 Rf7 41.Rf7 Kf7-+) 38...Rb8 39.Nb3 Kf6 40.Ndc5 ½–½. Olsarova,Tereza (2250) – Purgar,Ivona (2100), Rijeka CRO, Closed WGM July, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7 6.0-0 b6)

7.a3 Bb7 8.Qe2 a5 9.ab4= ab4 10.Ra8 Ba8 11.Nbd2 d6 12.Rd1 Nbd7 13.Nf1 0-0 14.Ng3 Re8 15.Bd2+= e5 16.d5 Nc5 17.Bb4 Qc7 18.Bb5 Rc8 19.Ra1 Bb7 20.Nd2 g6 21.Qf3 Ra8 22.Ra8 Ba8 23.Qa3 Bb7 24.Bc5 bc5 25.Qa7 Bd8 26.Nc4 Bc8 27.Qa8 Bb7 28.Qa4 Bc8 29.f3 Kf8 30.Kf1 Nd7 31.Ke2 Nb6 32.Nb6 Qb6 33.Kd3 Qa5 34.Qa5= Ba5 ½–½. Biolek,R2 (2450) – Bernasek,J (2395), Skanska Cup, Olomouc CZE, 2004.

7.a3 Bb7 8.Qe2 Qc7 9.ab4+= Bb4 10.c4 d6 11.Na3 a6 12.Rb1 Ba5 13.Nc2 Nc6 14.Ba3 Nd7 15.Ng5 h6= 16.Qh5 g6?? 17.Qh3 Nd8 18.f4 Nf8? 19.f5 gf5 20.ef5 Bd2? 21.Ne4 Be4 22.Be4 Ra7 23.fe6 Nfe6 24.Qd3 Bg5 25.Rbe1 0-0 26.Qg3 Qc4 27.h4 f6 28.hg5 hg5 29.Qd6 Rff7 30.Bd5 Qc2 31.Be6 Ne6 32.Qe6 Qc3 33.Qe3 Qc7? 34.Rd1 Qd7 35.Rfe1 Qd5 36.Qe4 Rfd7?? 37.Qg6 (37.Qg6 Kh8 38.Re8 Qg8 39.Qg8#) 1–0. Ridameya Tatche,J (2140) – Gomez Feria,J, XXVI Open, Seville ESP, 2001.

7.a3 Bb7 8.Qe2 d5 9.e5= Ne4 10.Nfd2 (10.ab4!? Bb4 11.c3=) 10...Nc6+= 11.Bb2 (11.Nb3 a5 12.a4 0-0-/+) 11...Nd2 (11...ba3 12.Na3 Nd2 13.Qd2+=) 12.Qd2 (12.Nd2 0-0+=) 12...h5 (12...0-0 13.Qe3-/+) 13.f4 g6 (13...a5 14.Qf2 ba3 15.Na3+=) 14.Bb5 a5 15.Qe2 Qc8 (15...ba3 16.Na3 h4 17.Rf3-/+) 16.c4 (16.ab4 Bb4 17.c3 Be7=) 16...bc3 17.Nc3 Kf8 (17...0-0!? 18.Rfd1 h4=) 18.Na4+= Qd8 19.Rac1 Na7 20.Rf3 (20.Ba6 Bc8+=) 20...Kg7 (20...Nb5 21.Qb5 Kg7 22.Qb6 (22.Nb6? Ba6 23.Qc6 Rb8-+) 22...Qb6 23.Nb6=) 21.Bd3= Nc6 22.Rcf1 Rb8 23.f5 gf5 24.Bf5 ef5 25.Rf5 Qg8 26.Qf3 Nd8 27.Nb6 Bc6-/+ 28.e6 Rb6 29.ef7= Qh7 30.Re1?? Kf8 31.Bc3 Bd7 32.Re7 Qf5 33.Re8 Kg7 34.Qg3?? Rg6-+ 35.Qc7 Qb1 36.Re1 Qf5 37.Rf1?? Qe6-+ 38.Re1 Qd6 39.Qa5 Nf7 40.Bb4 Qb6 41.Qd5 0–1. Azam,Zeno (2185) – Giron,David (2025), 40th Men Olympiad, 2012. (=1.e4 c5 2.b4 cb4 3.Nf3 e6 4.d4 Nf6 5.Bd3 Be7)

7.Nbd2 Ba6=+ 8.e5 Nd5 9.Nc4 Qc7 10.Nfd2 f5 11.Qh5=+ g6 12.Qh6 Bf8 13.Qh4 Nc6 14.Nd6 Bd6 15.ed6 Qb7 16.Nc4 0-0 17.Qh6? Rf7 18.a3 Bc4 19.Bc4-/+ Nd4 20.Bb2? Rc8 21.Bd3 Nc2 22.Rac1 b3 23.h4 Nf6 24.Qg5 Nh5 25.Be2-/+ Ng7 26.h5 Rcf8 27.hg6=+ hg6 28.Qg6 Qe4-/+ 29.Bf3 Qh4 30.g3 ½–½. Dakic,D (2140) – Cvetkovic,Sr (2420), Ada Open, Belgrade SCG, 2005.

7.Bg5 Bb7 8.Re1 h6 9.Bf6 Bf6 10.Nbd2 d5 11.e5 Be7 12.Re3 Qc8 13.Ne1 Bg5 14.Rg3 Ba6 15.Ba6 Qa6 16.Nd3 g6 17.Nb4 Qa4 18.c3 Qd1 19.Rd1 Bd2 20.Rd2 Ke7 21.h4 h5 22.Rf3 Rc8 23.Rdd3 a5 24.Nc2 Nc6 25.Na3 Na7 26.Rf6 Rc7 27.Kh2 b5 28.Rdf3 Ke8 29.Nb1 Nc6 30.R3f4 b4 31.g4 hg4 32.h5? gh5-+ 33.Rh6 Rac8 34.cb4 Nb4 35.Na3 Nd3 36.Rff6 g3 37.Kg3 Ke7 38.Nb5 Rc1 39.Nd6 Rg8 40.Kf3 Rg7 41.Rh5 Nb4 42.Nb5 Na2 43.Rh8 Rb1 44.Nd6 Rb3 45.Ke2 Nc3 46.Kd2 Ne4 47.Kc2 Rb4 48.Ne8?? Rg2-+ 49.Rf3 Nf2 50.Nf6 Ne4 51.Kc1 Rc4 52.Kb1 Nd2 53.Kb2 Nf3 54.Ka3 Rc3 55.Ka4 Rc4 56.Kb5?? Nd4-+ 57.Ka6 Rc6 58.Kb7 Rb2 59.Ka7 Rc7 60.Ka8 Ra7! 61.Ka7 Nc6 62.Ka8 Ne5 (62...Ne5 63.Ng8 Kf8 64.Nh6 Kg7 65.Nf7 Kf7 66.Rh7 Kf6-+) 0–1. Wehling,Ulrich (1650) – Wewers,Reinhard (1920), Muensterland Verbandsklasse–A, 2008. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 Be7 6.0-0 b6)

6.0-0 d5

7.e5 Nc6 8.ef6 1–0. alexp (2540) – israelflavio (2245), net–chess.com, 2014. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 Be7)

7.e5 Nfd7 8.a3 Nc6 9.ab4 Nb4 10.Be2 a6 11.c3 Nc6 12.h4 (12.Bd3 0-0+=) 12...h6 (12...Bh4 13.Nh4 Qh4 14.Nd2-/+) 13.h5 Rb8 (13...0-0 14.Ba3-/+) 14.Ne1 b5 15.f4 (15.Bd3 0-0-/+) 15...Qb6 16.Nc2 a5 Black prepares the advance b4 17.Kh1 b4 18.cb4 ab4 19.Bb2 0-0 20.Rf3 f6 21.f5 fe5 22.fe6+= e4 23.ed7 ef3 24.dc8Q fg2 25.Kg2 Rbc8 26.Ne3 Bd6 27.Bf3 Qd8+= 28.Bd5 Kh8 29.Qg4 Qf6?? 30.Bf3+= Rce8 31.Nf1 Ne7 32.Nbd2 Nf5 33.Kh3 Ne3-/+ 34.Ne3 Re3 35.Rf1 Rd3 36.Bc1? b3 37.Rf2? Bb4-+ 38.Kg2? Bd2 39.Bd2 Rf3! (39...Rf3 40.Rf3 Qf3 41.Qf3 Rf3-+; 39...Rd4 40.Qg3 b2 41.Bg5 hg5 42.Rb2-+; 39...Qd4?! 40.Qd4 Rd4 41.Be3+=) 0–1. Keschitz,Gyorgy (2315) – Coleman,Teddy (2310), First Saturday IM Nov, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.e5 Nfd7 8.a3 Nc6 9.ab4 Nb4 10.Be2 Nb6 11.c3 Nc6 12.Bd3 Bd7 13.Ba3 a6 14.Be7 Ne7 15.Na3 Na4 16.Qd2 b5 17.Nc2 0-0 18.Ne3 Qc7 19.Ra3 Rfc8 20.Ng5? (better is 20.Rfa1!?+=) 20...h6-+ 21.Nh7 (21.Nf3 Nc3 22.Raa1-+) 21...Ng6 (21...Nc3?! 22.Ng4 Nf5 23.Ngf6 Kh8 24.Nd7-+) 22.Nf6 gf6 23.Bg6 (23.Ng4 fe5 24.Qh6 f5 25.Qg6 Kf8 26.Qf6 Kg8 27.Ne5 Be8 28.Qe6 Kg7 29.Bf5 Bf7 30.Nf7 Qf7 31.Qe5 Qf6 32.Qg3 Kf7 33.Bc8 Rc8+-) 23...fg6 24.Ng4 fe5 25.Qh6 Be8 26.Nf6 Kf7 27.c4 ed4 28.Rf3 Ke7 29.cd5 Nc3 30.Re1 Ne2 31.Kf1 Kd6 32.Qh3 Qe7 33.Ke2 b4 34.Kf1 e5 35.Kg1 Ba4 36.Ne4 Kd5 37.Rf6 Bc2 38.Qf3+/- b3 39.Rf7 Qd8 40.Rd7 Qd7 41.Nf6 Kc4 42.Nd7 e4 43.Qg3 Kb4 44.Qd6 Kc3 45.Nb6 Rab8 46.Na4 (46.Na4 Kc4 47.Qa6 Kd5 48.Qg6+-) 1–0. Scacco,Mauro (2265) – Lehnhoff,Heinz Georg (2175), CFriend AC–2003–Q–00001 email, 2003. (=1.e4 c5 2.Nf3 e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7)

7.e5 Nfd7 8.Be3 Nc6 9.Nbd2 a6 (9...0-0 10.Re1+=) 10.Ne1 Na5 11.Qg4 g6 12.f4 (12.Bh6 b5=) 12...Nb6 13.Nef3 Nbc4 14.Nc4 Nc4 15.Bc1 b5 16.h4 (16.Qh3 f5+=) 16...Qb6 17.h5 Bd7 18.hg6 (18.Qh3!? gh5 19.Qh5-/+) 18...hg6-+ 19.Re1 0-0-0 (19...Rc8 20.Rb1-+) 20.Bc4 dc4 21.Be3 Qb7 22.Rad1 Bc6 23.Ng5 Bg5 24.fg5 Rh7 25.Bf4 Rdh8 26.Kf2 Rh4 27.Qg3 Bg2! 28.Bd2 Be4 29.Rg1 Rh3 0–1. Fernandez Gonzalez,S – Lazcano Arguelles,D, Asturias–chT40 Primera A, 2000. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.Nf3 Nf6 5.Bd3 Be7)

7.e5 Ne4 8.Qe2 Nc6 9.a3 0-0 10.ab4 Nb4 11.Be4 de4 12.Qe4 Qd5 13.Qe2 b5 14.Na3 Rb8 15.c3 Nc6 16.Nc2 a6 17.Bg5 Qd8 18.Be7 Ne7 19.Nb4 a5 20.Nd3 Bb7 21.Nc5 Bf3 22.Qf3 b4 23.Rfd1 Nd5 24.c4 Nc3 25.Rd3 Ra8 26.g3 Qc7 27.h4 h6 28.g4 Qe7 29.h5 Ra7 30.Kg2 Rd8 31.Kh3 Rda8 32.Qe3 Rd8 33.f4 a4-/+ 34.f5 Rc7 35.Rf1 ef5-/+ 36.gf5 Rc5-+ 37.dc5 Rd3 38.Qd3 Qe5 39.c6 Ne4 40.Kg2 Nf6 41.Qd8 Kh7 42.c7 Nh5 43.c8Q Qg3 44.Kh1 Qh3 ½–½. Raudas – Germanavicius,Sarunas, Klaipeda, 1990. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

6.a3 Nc6

7.0-0 0-0 8.Bd2 ba3 9.Na3 (9.e5 Nd5 (9...a2 10.Nc3 Ne8 11.Ne2 d6 12.Ra2 de5 13.de5) 10.Na3 f6= (10...Ndb4 11.Bb4 Nb4 12.Nb5 a5 13.Qd2) 11.ef6 Rf6 12.Be4 Nf4 13.Bc6; 9.Qe2 d5 (9...a2 10.Ra2 Nb4 11.Bb4 Bb4 12.c3 Ba5 13.Rc1) 10.e5 Ne4 11.Be4 de4 12.Qe4 f5 13.ef6) 9...d5-/+ 10.e5 Ne4 11.c3 (11.c4 f6 (11...Bd7 12.Be1 a5 13.Qb1) 12.Be3 (12.Bf4 f5 13.cd5) 12...Nb4-/+ (12...fe5 13.de5) 13.ef6) 11...f5 (11...a6 12.c4 f5 13.cd5) 12.Re1 (12.ef6 Rf6 (12...Bf6 13.Nb5) 13.Re1+= (13.h3 Nd2 14.Qd2 Bd7-/+)) 12...Bd7 13.Re3 (13.Nb5 a6 14.Nd6 Qb8-/+) 13...Be8-+ 14.Ne1 (14.c4-+) 14...Nd2 15.Qd2 Bg5 16.Nf3 (16.Rb1 Na5-+) 16...Be3 17.Qe3 Bh5 (17...a6 18.Nd2-+) 18.Ne1 (18.Nb5 a5-+) 18...a6 19.Nac2 Qe7 20.Qh3 Bg6 21.Nf3 (21.f4 a5-+) 21...b5 (21...a5 22.Bb5-+) 22.g3 Rfb8 23.Nh4 (23.Rb1 Na5 24.Ra1 Qc7-+) 23...a5 24.g4 (24.Ne3 b4 25.Qg2 Qd7-+) 24...fg4 25.Ng6 gh3 (25...hg6?! 26.Qg4 Kf8 27.Re1-/+) 26.Ne7 Ne7 27.f4 (27.Bf1 Kf7-+) 27...b4 28.cb4 ab4 29.Ra8 Ra8 30.Nb4 Rb8 31.Na6 Rf8 32.Nc5 Rf4 33.Ne6 Rg4 34.Kh1 Kf7 35.Nd8 (rest unreadable) 0–1. Nesterova,Dariya (1695) – Zhivotovskaya,Asya (1680), St Petersburg RUS, City Ch SF (w), 2013. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.0-0 0-0 8.Bd2 Qa5 9.e5 (9.c3 d5 10.ed5 Nd5 11.cb4 Bb4 12.Qc2 Bd2 13.Nbd2) 9...Ng4 (9...Nd5 10.c4 bc3 11.Nc3 Nc3 12.Qc2 Ne2 13.Be2) 10.h3 Nh6 11.c3 d5 12.cb4 Qb6 13.Bh6.

7.0-0 0-0 8.Bd2 d5 9.ed5 (9.e5 Ne4 10.Bb4 Nb4 11.ab4 Bb4 12.Qe2 Ng5 13.c3) 9...ed5 (9...Qd5 10.ab4 Nd4 11.Nd4 Qd4 12.Nc3 Bd7 13.b5) 10.ab4 Nb4 11.Nc3+= Re8 12.Re1 Be6 13.Ne5.

7.0-0 0-0 8.Re1 d6 9.ab4 Nb4 10.Bf1 Bd7 11.c3 Nc6 12.Bd3 e5 13.Na3 a6 14.Nc4 b5 15.Ne3 ed4 16.cd4 Nb4 17.Bb1 d5 18.Nd5 Nbd5 19.ed5 Bb4 20.Re5 Bg4 21.Bg5 h6 22.Bh4 Qb6 23.Qd3 g6 24.Ba2 Bf3 25.gf3 Kg7 26.Kh1 Rac8 27.Rg1 Ng8 28.Re6 Qb7 29.Qe4 (29.Qe4 fe6 30.Rg6 Kh8 31.Qe5 Kh7 32.Rg1+-) 1–0. Scacco,Mauro (2100) – Chovanec,Vladimir (1955), RI–2006–0-00076, 2006. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.0-0 d6 8.Re1 Bd7 9.Bb2 Qc7 10.d5 Ne5 (10...ed5 11.ed5 Nd5 12.Bg7=) 11.ab4 0-0 12.Na3 a6 (12...Nd3 13.Qd3 e5 14.c4=) 13.Ne5+= de5 14.Nc4 Bb4 15.Be5 Qd8 16.Re3 (16.c3!? Bc5 17.Na5+/-) 16...ed5= 17.ed5 b5 (17...Nd5? 18.Bh7 Kh8 19.Qh5+- (19.Qd5?! Kh7 20.Qe4 Kg8+-)) 18.Bf6 Qf6 19.Ne5 Bf5 (19...Rfd8 20.Qh5 g6 21.Qe2=) 20.Rb1 Bc5= ½–½. Bolding,Klaus (2340) – Kristensen,Brian (2140), Holdenturnier div3 G2, 1999. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7)

7.ab4 Nb4 8.c3 (8.0-0 0-0=+) 8...Nd3-/+ 9.Qd3 d5 10.e5 Ne4 11.Nbd2 Qc7 12.Bb2 (12.c4 Nd2 13.Nd2 dc4 14.Nc4 Bd7-/+) 12...Nd2 13.Nd2 Bd7 14.0-0 a6 (14...0-0 15.Ba3 Ba3 16.Ra3-/+) 15.Qe3 (15.c4!?=+) 15...Bb5 16.Rfe1 0-0 17.Nf3 (17.Ba3 h6-/+) 17...Rfc8-+ 18.h4 (18.Ba3 Bd8 19.Bb4 Qc4-/+) 18...a5 19.h5 a4 20.Ba3 Ba3 21.Ra3 Qe7 22.Raa1 (22.Rea1 h6-+) 22...a3 23.h6 g6 (23...a2 24.Qd2 Bc4 25.hg7 Kg7 26.Re3-+) 24.Ng5 (24.Reb1!? Ra5 25.Nd2-/+) 24...a2-+ 25.Nh3 (25.Rec1 Bc4-+) 25...Ra3 26.Nf4?? (26.Qd2 Bc4-+) 26...Bc4 (26...Rac3!? 27.Qd2 Rc2 28.Qa5-+) 27.Qg3?! (27.g3 Ra6-+) 27...Ba6 (27...b5 28.Re3-+) 28.Nh5? (better 28.Rec1-+) 28...b5 (better 28...Rac3 29.Nf6 Kh8-+) 29.Nf6=+ Kh8 30.Qf3?? (better 30.Qg5-/+) 30...b4-+ 31.Nd7 (31.Qf4 Rcc3 32.Qd2-+) 31...b3 (31...Qd7?? 32.Qf6 Kg8 33.Qg7) 32.Nb6 Rc6 (better 32...Rd8 33.Reb1 ab1Q 34.Rb1-+) 33.Nd7 (33.Nd5 ed5 34.Qd5-+) 33...b2 (33...Qd7?? 34.Qf6 Kg8 35.Qg7) 34.Rad1 a1Q (34...a1Q 35.Nc5 Qa2-+; 34...Qd7?? 35.Qf6 Kg8 36.Qg7) 0–1. Rubina,Mari – Kraujunas,Vladas (1880), GM Algimantas Butnorius, 2016. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 e6 5.Nf3 Be7 6.a3 Nc6)

7.ab4 Nb4 8.e5 Nd3 9.Qd3 Nd5 10.c4 Nb4 11.Qb3 0-0 12.0-0 f6 13.Bd2 (13.ef6 Rf6 14.Ra4 a5=+) 13...Nc6-/+ 14.Bc3 b6 15.Rd1 Qc7 16.Na3 a6 17.Rac1 (17.ef6 Bf6 18.d5 Bc3 19.Qc3 Nd8=+) 17...d6 (17...fe5!? 18.de5 Rf3 19.gf3 Ne5-+) 18.ed6 Qd6 19.c5? (better 19.Nc2!?=+) 19...bc5-+ 20.Nc4 Qd5 (20...Qf4 21.dc5 Bc5 22.Bd2-+) 21.Qa4-/+ Rb8 22.Ne3 Qd7 23.dc5 Qe8 24.Qc4 (24.Ba5 Bb7 25.Bc7 Rc8=+) 24...Qf7 (24...Rb5 25.Bd4 Kh8 26.Qe2-+) 25.Qa4 (25.Rb1!?-/+) 25...Rb5-+ 26.Nc4 Bc5 27.Nd6 Bd6 28.Rd6 Ne5 (28...Bb7 29.Qc4 Rc8 30.Rcd1-+) 29.Nd4 Rd5 30.Rd5 ed5 31.Bb4 Re8 32.Rc7 (32.Re1 Qd7 33.Qa5 Kf7-+) 32...Qg6 33.Qb3 Nc4 34.h3 Qe4 (better 34...Qg5!?-+) 35.Nc6-/+ Bf5 36.Qg3 (36.Ne7 Kh8 37.Nd5 Qd5 38.Qc4 Qc4 39.Rc4 Re4 40.Re4 Be4-/+) 36...Bg6-+ 37.h4 (37.Ra7 Ne5 38.Ne7 Kh8 39.Ng6 hg6 40.Bd2-+) 37...Ne5 38.Ne7 Kh8 39.Bc3 (39.Bd6 Nc4 40.Ng6 Qg6-+) 39…Ng4 (39...Ng4 40.f3 Qb1 41.Be1 Ne3-+) 0–1. Ince,Safiye Oyku (1760) – Celik,Eylul (1710), TCh–TUR 1st League, 2018. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.Bd3 Be7 6.a3 Nc6)

7.Qe2 0-0 8.h4 (8.Bg5 h6 9.Bf6 Bf6=) 8...h6 9.e5 Nd5 10.g4 ba3 11.g5 Bb4 12.Kf1 h5 13.g6? (better is 13.Qe4!? g6 14.Ba3+=) 13...fg6-+ 14.Bg6 Nf4 (better is 14...d6!? 15.Ng5 Nf4 (15...Nd4 16.Qh5 Rf2 17.Kf2 Be1 18.Re1 Qd7 19.Qh7 Kf8 20.ed6 Qd6 21.Qh8 Ke7 22.Qe8 Kf6 23.Qf7) 16.Bf4 Rf4 (16...Nd4 17.Qh5 Rf4 18.Qh7 Kf8 19.Qh8 Ke7 20.Qg7 Rf7 21.Qf7) 17.Qh5 de5 (17...Nd4 18.Qh7 Kf8 19.Qh8 Ke7 20.Qg7 Rf7 21.Qf7) 18.Qh7 Kf8 19.Qh8 Ke7 20.Qg7 Kd6+=) 15.Bf4-/+ Rf4 16.Ng5 Qf8?? (16...Ne7 17.Qh5 Ng6 18.Qg6 Qb6 19.Qh7 Kf8=) 17.Rh2 (17.c3!? Rg4 18.Qc2 (18.cb4?! Qb4 19.Bh5 Rd4+/-) 18...Rg5 19.hg5+-) 17...Rg4+= 18.Bf7 Kh8 19.Bh5 Rd4?? (better is 19...Rg5 20.hg5 Qf4+/-) 20.Bg6+- Qf4 21.Qh5 Kg8 22.Bf7 (22.Bf7 Qf7 23.Qf7 Kh8 24.Qe8 Bf8 25.Qf8; 22.Qh7 Kf8 23.Qh8 Ke7 24.Qe8) 1–0. Ridameya Tatche (2165) – Lluis Alabedra, Fincas Mediterranea 1st, 2004. (=1.e4 c5 2.Nf3+= e6 3.b4 cb4+= 4.d4 Nf6 5.Bd3 Be7 6.a3 Nc6)

5.e5 Nd5

6.a3 Nc6 7.Bd3 Qb6 8.Be4 Nc3 9.Nc3 bc3 10.0-0 d5 11.ed6 Bd6 12.d5 Ne7 13.de6 Be6 14.Ng5 Qc7 15.Ne6 Bh2?? (better is 15...fe6 16.Rb1 Rb8 17.Qh5 g6=) 16.Kh1+- fe6 17.Qh5 g6 18.Qh2 Qh2 19.Kh2 1–0. Gaillard,Bruno (1940) – Gonzales,Mathias (2075), Le Touquet op, 2005. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.e5 Nd5)

6.Bc4 Nc6 7.0-0 d6 8.a3 Qa5 9.Ra2 de5.

6.Bc4 d6 7.0-0 de5 8.de5 Bc5 9.Qd3 Nc6.

6.Bc4 Be7 7.a3 d6 8.0-0 Nc6 9.ab4 de5.

6.Bd3 b6 7.a3 Bb7 8.h4 Qc7 9.Bd2 a5 10.Rh3 d6 11.ab4 ab4 12.Bb5 Nd7 13.Ra8 Ba8 14.Rg3 Bc6 (14...de5 15.Ne5 N5f6 16.Bf4+/-) 15.ed6 Qd6 16.Bd3 g6 17.Qc1 Be7 18.Bh6 Bf6 19.Rg4 Ne7 20.Nbd2 e5 21.de5 Ne5 22.Ne5 Qe5 23.Kf1 Nf5 24.Nc4 Qe6 25.Bg5 0-0 26.Bf6 Qf6 27.Bf5 Qf5 28.Ne3 Qb5 29.Kg1 Bd7 30.Rd4 Be6 31.Qb1 Exerts pressure on the isolated pawn 31...Ra8 32.Rb4 Qe5 33.Qd1 (33.Rb6?? Ra1-+) 33...b5 34.Rb1 Rb8 35.Qd2 h5 36.Qb4 Bd7 37.Rd1 ½–½. Boehmer,Christian – Rastenis,Gediminas (2265), Chicago op, 1993. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6)

6.Bd3 b6 7.Ng5= Be7 8.h4 Nc6 9.Rh3 d6 10.Qh5 Bg5 11.Bg5 Qc7-/+ 12.ed6 Qd6 13.Nd2 Nf6 14.Qf3 Bd7 15.Kf1? Rc8 16.Bf6= gf6 17.Re1 Ke7 18.Qh5 Nd4-+ 19.Ne4 Qf4 20.Rhe3 Rhg8 21.Ng3 Qg4 22.Qh6 Qg7?? 23.Qf4+/- Qg4 24.Qd4! Rc5? 25.Re4+- Qg7 26.Qc5!! (26.Qc5 bc5 27.Nf5 Kd8 28.Ng7 Rg7 29.Rc4+-) 1–0. Kaspereit,Holger – Krause,B, Oberliga Baden9192, 1992.

6.Bd3 Nc6 7.0-0 d6 8.a3 de5 9.de5 Be7 10.ab4 Ndb4 11.Be4 0-0 12.Qe2 Qc7 13.c3 Nd5 14.c4 Nb6 15.Nc3 a6 (worse is 15...Ne5 16.Ne5 f6 17.Nd3 Qc4 18.Be3+/-) 16.h3 Rd8 (worse is 16...Ne5 17.Ne5 Bd6 18.Nd3 Qc4 19.Bb2+/-) 17.Be3 Nd7 (17...Ne5?! 18.Ne5 Qe5 19.Bb6 Qc3 20.Bd8 Bd8 21.Rab1+=) 18.Nb5 Qb8 19.Bc6 bc6 20.Nd6 Bd6 21.ed6 Qd6 22.Bd2 e5 23.Rfd1 Re8 24.Bc3 Qg6 25.Qe3 f6 26.Nh4 Qh5 27.Nf3 Nf8 28.Qe4 Rb8 29.Bd2 c5 30.Qd5 Be6 31.Qc5 Rec8 32.Qa3 Bc4 33.Be3 Qg6 34.Rd6 Rb1 35.Kh2 Ra1 36.Qa1 Qc2 37.Rd2 Qe4 38.Rd6 Bb5 39.Nd2 Qc2 40.Qa5 h6 41.Qb4 Qg6 42.f3 Qf7 43.Ne4 Qc4-+ 44.Qb2 Qc2 45.Qb4 Qc4 46.Qb2 Qc2 ½–½. pierred (2780) – cazper (2130), net–chess.com, 2011. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6)

6.Bd3 Nc6 7.0-0 d6 8.Re1 de5 9.Ne5 Ne5 10.Re5 Be7 11.Bb2 Bd7 12.c4 bc3! 13.Nc3 Nc3 14.Bc3 Bf6 15.Rh5 g6 16.Rh3 Bc6 17.Re3 0-0 18.Qg4 Rc8 19.Rae1 Bg7 20.Ba1 Bd5 21.Bb1 Qa5 22.R3e2 Bc4 23.Re3 Ba2 0–1. Gross,Ka (2095) – Podzielny,KH (2445), 21st Open Goch GER, 2010. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6)

6.Bd3 d6 7.0-0=+ Nc6 8.a3 de5 9.de5 Bc5.

6.Bd3 d6 7.0-0 Nc6 8.Qe2 de5 9.de5 Be7 10.Rd1 b6 (10...Qa5 11.a3=+) 11.a3 Qc7 12.ab4 Ndb4 13.Be4 Bb7 14.Nc3 a6 15.Bb2 (15.Na4 Na5=+) 15...h6 (15...0-0 16.Na2-/+) 16.Qe3 Bc5 17.Qf4 (17.Qe2 b5=+) 17...0-0 (17...f5 18.Bc6 Bc6 19.Rd2-/+) 18.Qg3 (18.Na4 f5 19.Bc6 Bc6 20.Nc5 bc5-/+) 18...Rad8 19.Rd8 (19.Na4 Rd1 20.Rd1 Rd8 21.Rd8 Qd8-/+) 19...Rd8 20.Bc1 Kh8 21.Qh4 (21.Qh3 Bf8 22.Bb2 Na5 23.Bb7 Nb7-+) 21...Bf8 (21...Be7 22.Bg5-+) 22.Bf4 (22.Bb2 Na5 23.Bb7 Nb7-/+) 22...Ne7 (22...Nd4 23.Bb7 Be7 24.Bg5 Qc3 25.Rb1 Qc2 26.Re1 Nf3 27.Bf3-+) 23.Bb7 Qb7?? (23...Ng6 24.Qg3-+) 24.Ng5?? (better 24.Bh6 gh6 25.Qb4=) 24...Kg8 (24...Ng6 25.Nf7 Qf7 26.Qd8 Qf4 27.Rd1-+) 25.Nge4 Qc7 26.g4 (better 26.Qg3!?-+) 26...Ng6 27.Qg3 Nc2 28.Rc1 Nf4 29.Rc2 (29.Qf4 Nd4 30.Kf1-+) 29...Qe5 30.h4 (30.Qe3 Rd3 31.Qc1 Bb4-+) 30...Rd3 31.f3 Bc5 (better 31...f5!? 32.Kh2 fe4 33.Ne4-+) 32.Kh2 g5 (better 32...Bd4 33.Ne2 Ne2 34.Re2 Rf3 35.Qe5 Be5 36.Kg2 Rf4-+) 33.hg5 (33.Ne2 Be3 34.h5-+) 33...hg5 34.Ra2 (34.Kh1-+) 34…Qh8 (34...Qh8 35.Qh4 Qh4) 0-1. Bordi,K (2285) - Suvorov,Alexander (2310), Titled Tuesday, 2020. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6)

6.Bd3 d6 7.0-0 Be7 8.a3 de5 9.de5 0-0 10.Qe2 Nd7 11.Rd1 Qc7 12.Qe4 g6 13.ab4 Nb4 14.Na3 Nd3 15.cd3 Nc5 16.Qc4 Bd7 17.Bh6 Rfc8-/+ 18.Qf4 Bc6 19.d4 Nb3 20.Rab1 Bd5 21.Nb5 Qd7 22.Nd6 f5 23.Nc8+= Rc8 24.h4 a5 25.h5 a4 26.Qg3 Kf7 27.Ng5+= Bg5 28.Bg5 Rg8 29.Qh4 Ke8 30.Rb2 h6 31.Bh6 Qh7=+ 32.Rc2 Kd7 33.Qf6 gh5 34.Bg5 f4?? 35.Rd3+/- Na5 36.Qf4 Nc6 37.Rb2+/- Kc8 38.Rg3+- Kb8 39.Qe3 h4 40.Bh4! Rh8 41.Rh3 Qg6? 42.f3 Na5 43.Qc3 Nc4 44.Rb4 Rc8 45.Be7 a3 46.Rc4! Bc4 47.Bd6 Ka8 48.Qa3 Ba6 49.Qb2 Qg5 50.Bc5 Rg8 51.Qf2 Qc1 52.Kh2 Qb1 53.Qg3! Rc8 54.Qg4 Bc4 55.Qg7 b6 56.Rh7 Qh7 57.Qh7 bc5 58.Qd7 (58.Qd7 Kb8 59.Qd6 Kb7 60.dc5+-) 1–0. Zapolskis,A (2340) – Kveinys,A (2550), ch–LTU, Vilnius LTU, 2004.

6.Bd3 Be7

7.0-0 0-0 8.a3 Nc6 9.ab4 Ndb4 10.Be4 f5 11.ef6 Bf6 12.c3 d5 13.Bh7 Kh7 14.cb4 Qb6 15.Be3 Qb4 16.Qd3 Kg8 17.Nc3 a5 18.Na4 Qd6 19.Nb6 Ra6 20.Nc8 Rc8 21.Rfc1 Qd7 22.Qb5 Rd8 23.Ra4 e5 24.de5 Ne5-+ 25.Ra5 Nf3 26.gf3 Ra5 27.Qa5 Qh3 28.Bd4 Qf3 29.Bf6 Qf6 30.Rc7 Qg6 31.Kf1 Qd3 32.Kg2 Rf8 33.Qc3 Qe4 34.f3 Qe2 35.Kg3 Rf6 36.Rc8 Kf7 37.Rc7 Kg6 38.Qc2 Qc2 39.Rc2 Rf7 40.Rd2 Rd7 41.Kf4 d4 42.Ke4 d3 43.Kf4 Kf6 44.Ke4 b5 45.f4 Ke6 0–1. Cade,Stephen (2070) – Futida,Souitiro (2140), CL2–2007.12.10, 2007.

7.0-0 Nc6 8.a3 d6 9.Qe2 de5 10.de5 0-0 11.Qe4 f5 12.ef6 Nf6 13.Qc4 Qd5 14.Rd1 Qc4 15.Bc4 Ng4 16.ab4 Nce5 17.Ne5 Ne5 18.Bb3 Bb4 19.Bb2 Nc6 20.Nc3 Kh8 21.Nb5 e5 22.Nc7 Rb8 23.Rd5 Bf5 24.Ba4 (24.Be5? Ne5 25.Re5 Bc3 26.Rf5 Rf5-+) 24...Rbc8 25.Bc6? (better is 25.c3 Be7 26.Nb5-+) 25...bc6-+ (25...Rc7?! 26.Ba4-/+) 26.Re5 Rc7 27.g4 (27.c3 Bd6 28.Rea5 Rb8-+) 27...Bc2 (27...Bg4?! 28.Re4 Bc5 29.Rg4 Bf2 30.Kg2-+) 28.Rc1 Bg6 29.Rc4 c5 30.g5 Bd3 31.Rh4 c4 32.Bc1 a5 33.Re6 Kg8 34.Bf4 Re7 (34...Re7 35.Re7 Be7-+) 0–1. Lulic,Igor (2025) – Ramesa,Davor (2150), CRO–ch U17 Rabac, 2004. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6 5.e5 Nd5)

7.0-0 Nc6 8.Nbd2 Nc3 9.Qe1 d5 10.ed6 Qd6 11.Bb2 (11.Ne4 Ne4 12.Qe4 Qd5+=) 11...Na4 (11...Nd4 12.Nd4 Qd4 13.Ne4 Ne2 14.Qe2 Qb2 15.Bb5 Kf8 16.Rfd1-+) 12.Ne4 Qd8 13.Bc1 Nd4 14.Nd4 Qd4 15.Be3 Qd5 16.Rd1 (16.Bg5 f6 17.Bd2 a5-+) 16...Bd7 (16...Nb2 17.Rd2 0-0 18.Qb1 Nd3 19.cd3-+) 17.Bg5 (17.c4 bc3 18.Nc3 Qe5 19.Na4 Ba4-+) 17...Bg5 (better is 17...f6 18.Bf4 Nb2-+) 18.Bb5= Qd1 (18...Bb5 19.Rd5 ed5 20.Ng5 Kd7 21.Qb4+-) 19.Qd1 Bb5 20.Nd6 Ke7 21.Nb5 Rhd8 22.Qg4 Bd2 23.Rd1 h5 24.Qh4 (worse is 24.Qg7 Bh6 25.Qa1 a6-/+) 24...g5 25.Qh5 Bf4 26.g3 Rd1 27.Qd1 Rd8 28.Qf3 Rd5 29.Qb3 Nb6 30.c4 bc3 31.Nc3 Rf5 32.gf4 gf4 33.Qa3 Kf6 34.Qa7 Nc4 35.Ne4 Kg7 36.Qb7 Ne5 37.a4 Nf3 38.Kg2 Nh4 39.Kf1 Rd5 40.Nc3 Rd3 41.Ke2 Rd4 42.a5 f3 43.Ke3 e5 44.a6 Rc4 45.Kd3 Rd4 46.Kc2 Nf5 47.a7 Rh4 48.a8Q 1–0. Janosevic,Dragoljub – Damjanovic,Mato, YUG–ch Ljubljana, 1960. (=1.e4 c5 2.Nf3 e6 3.b4 cb4 4.d4 Nf6)

7.0-0 Nc6 8.Qe1 d6 9.c4 bc3 10.Nc3 de5 11.de5 Bb4 12.Bd2 Nc3 13.Bc3 Bc3 14.Qc3= 0-0 15.Rfd1+= Qe7 16.Be4 Rd8 17.Qc2 h6 18.Rd8 Qd8 19.Rd1 Qe7 20.Qd2 Kf8 21.g4 Nb4 22.g5 hg5 23.Ng5 Nd5 24.h4 Bd7 25.Bd5 ed5 26.Qd5 Bf5 27.Qf3 g6 28.Rd6 Kg7 29.Rf6 Rf8= 30.Qd5 Qd7 31.Qb3 Qe7 32.Qg3 Qd7= 33.Qb3 Qe7 34.Qc3 a6 35.h5+/- Qd8 36.h6!+- Kh6 37.Nf7 Rf7 38.Rf7 Qd1 39.Kh2 Qh5 40.Kg2 Be4 41.f3 Qg4 42.Kf2 Qh4 43.Ke2 Qh2 44.Ke3 Bf5? 45.Qc1 Bh3 46.Ke4 g5 47.Qc4 Qd2 48.Rf6 Kh5 49.e6 b5 50.Qc5 Qe2 51.Kd5 Qd2? 52.Kc6 Qd3 53.f4 Bg2 54.Kc7 (54.Kc7 Qc4 55.Qc4 bc4 56.e7+-) 1–0. Basman,Michael J (2410) – Griffiths,Peter C, Birmingham, 1972.

7.Qe2 Nc6 8.0-0 0-0 9.Qe4 f5 10.ef6 Nf6 11.Qh4 b6 12.Ne5 Qe8 13.Bg5=+ g6 14.Bh6 Nh5 15.Qe4 Ng7 16.Qg4 Ne5 17.de5 Bb7 18.Nd2 Rc8 19.Rad1 Qf7 20.Nb3 Rfd8-/+ 21.Rde1 Nf5 22.Bd2 a5 23.Be3 a4 24.Bb6 ab3 25.Bd8 Rd8 26.ab3 Ra8 27.Be4-/+ Be4 28.Re4 d5 29.ed6 Bd6 30.Rc4 Rf8 31.Qe2 e5 32.Re4 Nd4-+ 33.Qd3 Rc8 34.f4 Bc5 35.Kh1= Rf8 36.Re5 Ba7 37.Re4 Rd8= 38.Rd1 Qc7 39.h3 Ne6 40.Qe2+= Rd1 41.Qd1 Nf4 42.Qf3 Qc5= 43.Qf1 Nd5 44.Rc4? Qe7-/+ 45.Qf3?? Qe1 46.Kh2 Bb8 47.g3-+ Qd2 48.Kh1 Qe1 49.Kh2 ½–½. Franciskovic,V (2150) – Vernacki,S (2155), TCh–CRO u20, Rabac CRO, 2004.

4.f4 d5-/+

5.e5 Nc6 6.Be3 Nge7 7.Bd3 Bd7 8.Nf3 Na5 9.Qe2 a6 10.0-0 b5 11.g4 h5 12.h3 Nc4 13.Bf2 Qb6 14.Nbd2 Nc6 15.f5? hg4-+ 16.hg4 Be7 17.Nb3 0-0-0 18.Kg2 a5 19.Nc5 Bc5-+ 20.dc5 Qb7 21.Rae1 Rde8 22.Bg3 ef5 23.Bf5 Bf5 24.gf5 N6e5! 25.Nd4 f6 26.c6 Qb6 27.Bf2 Nd6 28.Rh1 Rh1 29.Rh1 Nc6 30.Ne6 Qb7 31.Rh7 Nf5 32.Qg4 Nce7 33.Nd4 Qd7 34.Qf4 g5 35.Qd2 Nh4! 36.Bh4 gh4 37.Rg7 h3 38.Kh1 Rg8 39.Rg8 Ng8 40.Qf4 Kb7 41.Qf3 Ka6 42.Nb3 Qe7 43.Qh3 Qe4 44.Kg1 Qe1 45.Kg2 Qe2 46.Kg1 Qd1 47.Kg2 Qc2 48.Kg1 Qb1 49.Kg2 Qa2 50.Kg1 Qb1 51.Kg2 Qc2 52.Kg1 Qd1 53.Kg2 Qe2 54.Kg1 Qe1 55.Kg2 f5! 56.Nc5 Kb6 57.Nd7 Kc6 58.Nb8 Kc5 59.Nd7 Kd6 60.Qh7 Ne7 61.Nf8 Qd2 62.Kg1 Qg5 63.Kh1 b3 64.Qf7 Qh6 65.Kg2 b2 66.Qe8 Qg7 67.Kf2 b1Q 68.Qd7 Ke5 69.Qc7 Ke4 (69...Ke4 70.Qc2 Qc2 71.Ke1 Qa1#) 0–1. Tolan,John (1920) – Thurlow,Kevin J (2085), Leeds Civil Service–ch 9th, 1999.

5.e5 f6 6.Nf3 fe5 7.Ne5 Nf6 8.Bd3 Nc6 9.Bb5 Bd7 10.Nd7 Qd7 11.0-0 a6 12.Bd3 White plans f5 (12.Bc6 Qc6 13.Qe2 Ne4-/+) 12...Rc8 (12...Nd4 13.Re1-+) 13.f5 (13.Be3!?-/+) 13...Nd4-+ 14.fe6 Ne6 15.Bf5 Ne4 (better is 15...Bc5!? 16.Kh1-+) 16.Qh5-/+ Kd8 17.Qh4 (17.Be4!? de4 18.Be3-+) 17...Be7-+ 18.Qg4 Bc5 19.Kh1 Qb5 20.Qh4 Be7 21.Qe1 Rf8 22.Nd2 Nd2 23.Bd2 Nd4 (better is 23...Rc6!?-/+) 24.Bc8= Nc2?? (better is 24...Rf1 25.Qf1 Qf1 26.Rf1 Kc8+=) 25.Rf8+- Bf8 26.Bg5 Kc8 27.Qe6?? (better is 27.Rc1 d4 28.Rc2 Kd7 29.Bh4+-) 27...Qd7= 28.Qd7 Kd7+= 29.Rf1 Bc5 30.Rc1? Be3-+ 31.Be3 Ne3 32.Rb1 a5 33.a3 Nc2 34.ab4 Nb4 35.Kg1 d4 36.Kf2 Kd6 37.Ke2 b5 38.Ra1 ½–½. Bainov,Dmitry – Strugov,Ivan, Irkutsk RUS, 6th Ermolaev Mem, 2012. (=1.e4 e6 2.f4 c5 3.b4 cb4 4.d4)

5.e5 h5 6.a3 Nc6 7.ab4 Bb4 8.c3 Be7 9.Bd3 h4 10.Na3 a6 11.Nc2 Nh6 12.g4 hg3 13.hg3 Kd7 14.Qf3 Kc7 15.Ne2 b6 16.Ne3 g6 17.g4 Bb7 18.Rg1 Kb8 19.Bd2 Ka7 20.Nc1 Na5 21.Qe2 Rc8 22.Kf2 (22.f5 ef5 23.gf5 gf5 24.Nf5 Nf5 25.Bf5 Rc7=) 22...Rc7 (22...Bh4 23.Kf1-/+) 23.Na2 (23.Ke1 Qc8=) 23...Qc8 24.Rgb1 g5 25.f5 f6 26.Kg3 (26.ef6!? Bf6 27.fe6 Qe6 28.Nb4-/+) 26...fe5 27.de5 Bc5 28.f6 (28.Nb4 d4 29.Nc4 Nf5 30.gf5 Rh3 31.Kf2 dc3 32.Be3 Rh2 33.Ke1 Re2 34.Ke2 Qh8 35.Nc6 Nc6-+) 28...d4 (better is 28...Nf7!? 29.Ng2 Nc6-+) 29.Ng2+= dc3 30.Bc3 Nf5 31.gf5+/- ef5 32.e6? f4 33.Nf4?? gf4 34.Kf4 Rh4 35.Kg3 Qh8 36.Bf5 Bd6 37.Be5 Qf6 38.Bd6 Rg7 39.Kf2 Qf5 (39...Qf5 40.Ke1 Rg1 41.Kd2 Rb1 42.Rb1 Nc4 43.Qc4 Rc4 44.Nc3 Qf2 45.Ne2 Be4 46.Be5 Rc2 47.Kd1 Qe2; 39...Qd4 40.Ke1 Rh1 41.Qf1 Qe3 42.Kd1 Rf1 43.Kc2 Rg2) 0–1. Gietl,Thomas (2370) – Heimrath,Reiner (2200), Bayern–ch Fuerth, 1999. (=1.e4 c5 2.b4 cb4 3.d4 e6)

5.e5 Nh6 6.Bd3 Nc6 7.Nf3 Qb6 8.Bb2 a5 9.a4 ba3 10.Ba3=+ Ba3 11.Ra3 Nb4 12.0-0 Bd7 13.Nc3 Rc8 14.Be2 Nf5 15.Qd2 Ne3 16.Qe3= Nc2 17.Qc1 Qb4 18.Ra2? Qc3 19.Qb2 Qb2 20.Rb2 Nb4 21.Ra1 b6 22.Ne1 Rc3 23.Rd1 Ke7 24.Nd3 Nd3 25.Rd3 Rd3 26.Bd3 Rb8 27.Bb5 Bb5 28.Rb5 a4 29.Kf2 a3 30.Rb1 b5 31.Ke2 b4 32.Kd2 b3 33.Kc3 a2 34.Kb2 ab1Q 35.Kb1 b2 36.g4 g6 37.h4 h5 38.f5 ef5 (38...ef5 39.e6 Ke6 40.Kc2 b1Q 41.Kd2 Rb2 42.Ke3 Qe4#; 38...hg4 39.fg6 fg6 40.h5 gh5 41.Kc2 b1Q 42.Kd2 Rb2 43.Ke3 Qe4#) 0–1. Gratton – Celis,Gustavo, Grand Prix II, 1992.

5.e5 Nh6 6.Nf3 Nc6 7.Be3 Be7 8.Bd3 Bd7 9.0-0 g6 (9...0-0 10.Qe2-/+) 10.Kh1 Nf5 11.Bf2 h5 12.a3 a6 13.Nbd2 b5 14.ab4 Nb4 15.Bf5 ef5 16.Nb3 Be6 17.c3 Nc6 18.Nc5 Qb6 19.Bh4 (19.Qd3!?=) 19...Bc5-/+ 20.dc5 Qc5 21.Bf6 Rg8 22.Nd4 Kd7 (worse is 22...Qc3 23.Nb5 Qc5 24.Nc7 Kd7 25.Rc1+/-) 23.Nc6 Qc6 24.Qd4 Rgc8 25.Rfc1 Qc5 26.Qd3 Qc4 27.Qe3 Rc6 28.h3 a5 29.Rab1 Qc5 30.Qd3 (30.Qd2 Ke8-+) 30...Rb8 (30...b4!? 31.c4-+) 31.Qd2-/+ Qc4 32.Qe3 Rb7 33.Kh2 Qc5 34.Qd2 Kc7 35.Ra1+= Ra6 36.Qd3 a4 37.Rcb1 Rc6 38.Rc1 a3 39.Qd2 Ra6 40.Qd3 Ra4 41.Qd2 Qc4 42.g3 a2 43.Qf2-/+ Kc6 44.Rd1 Ra3 45.Rd4? Qb3?? 46.Rdd1 Rba7 47.Rdc1 Qc4 48.Qd2 Kd7 49.Rc2 R7a4 50.Rcc1 Qc5 51.Rc2-/+ Qc4 52.h4?? Qc5 53.Raa2-/+ Ra2 54.Ra2 Ra2 55.Qa2 d4 56.Qa8 dc3-+ 57.Qd8 Kc6 58.Be7 Qb6-+ 59.Qa8 Kd7 60.Qa3 Bd5 61.Bc5 b4! 62.Qa4 Bc6?? 63.Qd1+- Kc7 1–0. Janzer – Heinl, Eppingen–Miesenbach, 1986. (=1.e4 c5 2.b4 cb4 3.d4 e6 4.f4 d5)

3.e4 Nf6

4.Bc4 d5 5.Bb5 Bd7-/+ 6.Bd7 Nfd7 7.e5 e6 8.f4 Nc6 9.Nf3 Be7 10.0-0 Nb6 11.c3 Rc8 12.cb4 Nb4 13.a3 Nc6 14.Ra2 Nc4 15.Raf2 0-0 16.Kh1 f6 17.Qd3 Qe8 18.Nbd2 fe5 19.fe5-/+ Qg6 20.Qg6 hg6 21.Nc4 dc4 22.Ng5? Rf2-+ 23.Rf2 Bg5 24.Bg5 Nd4 25.Rd2 Nb3 26.Rd7 Nc5 27.Re7? Kf8 28.Bf6 gf6 29.ef6 0–1. Enserink,Henk – Horvath,Csaba (2535), Haarlem AKN op, 1998.

4.Bc4 d5 5.ed5 Nd5 6.Nf3 Nc6 7.Bd5 Qd5 8.c4 Qc4 9.d5 Qe4 10.Be3 Ne5 11.Nbd2 Nd3 12.Kf1 Qd5 13.Qe2 Bf5 14.Nd4 e6 (14...Bg6 15.h4 h5 16.Qf3-+) 15.N2f3 Be4 16.Rd1 Nc5 17.Nb5 Qc6 18.Ne5 Qb6 19.Bc5?? (19.Nc4 Qc6 20.Ne5 Qc8=) 19...Bc5?? (better is 19...Qc5!? 20.Nd7 Qc2-+) 20.Nd7 Qc6 21.Nc5?? (better is 21.Ne5 Bg2 22.Kg1-/+) 21...Bg2-+ 22.Ke1 Bh1 (worse is 22...Qc5 23.Rg1 Bf3 24.Qf3 Qb5 25.Rg4-+) 23.Nd6 Kf8 24.Qe3 Bd5 25.Qf4 e5 26.Qe5 Qc5 27.Rd5 Qc3 28.Qc3 bc3 29.Nb7 Rb8 30.Nc5 Rb1 31.Ke2 Ke7 32.Rd7 Kf6 33.Ne4 Ke6 34.Rc7 Rb2 35.Ke3 c2 36.Ng5 Kd6 37.Rc3 Re8 38.Ne4 Kd7 39.Kd3 Rc8 40.Nc5 Kd6 41.Ne4= Kd7 42.Nc5 Ke7 43.Kd2 Rd8 44.Nd3 Ra2 45.Kc1 Rb8 46.Kd2 Rb1 47.Nc1 (47.Nc1 Raa1 48.Rc2 Rc1 49.Rc1 Rc1 50.Kc1-+). Jansen,Bob – Zoutman,Floris, Hengelo U20 op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Bc4 Ne4 5.Bf7 Kf7 6.Qh5 Kg8 7.Qd5 e6 8.Qe4 d5 9.Qe2 Nc6 10.Nf3 Be7 11.0-0=+ Bf6 12.Bb2 Qb6 13.Rd1 Kf7 14.Ne5 Ke7 15.a3 Bd7 16.ab4= Qb4?? 17.Ba3+- (17.Ba3 a5 18.c3 Qa3 19.Na3 Ne5 20.de5+-) 1–0. giveaway (2375) – escape (2330), net–chess.com, 2008.

4.Nd2 Qa5 5.Bb2 b3 (better is 5...d5 6.e5 Nfd7+=) 6.ab3+/- (worse is 6.cb3 Ne4 7.a3 Nd2 8.Qd2 Qd2 9.Kd2 d5+=) 6...Qc7 7.Ngf3 d6 8.Bc4 Nc6 9.Qe2 g6 10.Bb5 Bd7 11.d5 Ne5 12.Bd7 Ned7 13.e5 (13.c4 Bg7+/-) 13...de5 (13...Nd5?? 14.ed6 Qc2 15.Bh8+-; 13...Qc2?! 14.Qc4 Qc4 15.Nc4 Nd5 16.0-0-0+=) 14.Ne5 Qc2 15.Nd7 Qb2 (worse is 15...Kd7 16.Qb5 Kd8 17.Bf6 ef6 18.Qb7+-) 16.Rb1 Qd4 17.Nf8 (better is 17.Nf6 Qf6 18.Qb5 Kd8 19.Qb7 Qe5 20.Kf1=) 17...Kf8-/+ 18.0-0 Qd5 19.Rfe1 Kg7 20.Qe3 Rad8 21.Rbd1 Qa5 22.Nc4 Qb4 23.Nd2 Qd4 24.Qf3 Qd3 25.Qb7? (better is 25.Re3 Qf5 26.Qf5 gf5 27.Kf1-+) 25...Rhe8?? (25...Qc2!? 26.Qb4-+) 26.Qa7? (better is 26.Qc6-/+) 26...Qc2-+ 27.Qe3 Rd3 28.Qe2 Red8 29.b4 Rd2 30.Rd2 Rd2 31.Qe3 Ng4 (31...Ng4 32.Qf3 Ne5-+ (32...Nf2?! 33.Rf1-+)) 0–1. Jangle,Hemang – Desirazu,Rahul, Fremont Weibel Quads, 2004. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Nd2 Nc6 5.Bb2 e6 6.Bd3 Be7 7.Nc4 d5 8.ed5-/+ ed5 9.Ne5 0-0 10.Ngf3 Ne4 11.Nc6 bc6 12.0-0 Bg4 13.h3 Bh5 14.a3 Bd6 15.g4-/+ Bg6 16.Ne5 Qh4-+ 17.Ng6? fg6 18.Be4 Qh3 19.f4 de4 20.Qe2 Bf4 21.Qg2 Be3 22.Rf2 Bf2 (22...Bf2 23.Qf2 Rf2 24.Kf2 Rf8 25.Kg1 Qg4 26.Kh1 Rf3 27.ab4 Rh3#) 0–1. burrango (1970) – mberlin (2190), net–chess.com, 2009.

4.Nd2 Qc7 5.Rb1 e6 6.Bd3 Be7 7.Ngf3 d5 8.e5 Nfd7 9.0-0 b6 10.Bb2 Ba6-/+ 11.Ba6 Na6 12.Qe2 Qb7 13.Ne1 0-0 14.f4 Nc7 15.Rf3 f5 16.Rh3 Rf7 17.Ndf3 Qa6 18.Qa6 Na6 19.Ng5 Bg5 20.fg5 Nf8 21.a3 Rc7 22.Ba1 Rc4 23.Rhb3 ba3 24.Ra3 Nc7 25.c3 Ng6 26.Nd3 Ne7 27.g3 Nc8 28.h4 Kf7 29.Kf2 Rb8 30.Ke3 Ra8 ½–½. Lauren,Martti (2265) – Penttinen,Jarkko, FIN–chT, 1994.

4.Nd2 e6 5.Ngf3 Nc6 6.e5 Nd5 7.Ne4 d6 8.Bb5 f5 9.Bg5=+ Qb6 10.Bc6 Qc6 11.Nd6 Bd6 12.ed6 Qd6 13.Ne5 0-0 14.Qd3 Bd7 15.0-0 Rac8 16.Rab1 Rc3 17.Qe2 Rc7 18.Nd7 Qd7 0–1. wiking – Conde7, internet, 2009.

4.Bd3 d5 5.e5 Nfd7 6.Nf3 Nc6 7.0-0 g6 8.c3 Bg7 9.cb4 Nb4 10.Qb3 Nc6 11.Qd5? (11.Nc3 Nb6+=) 11...0-0?? (better is 11...Nde5 12.Qd8 Kd8 13.Ne5 Ne5-/+) 12.a3?? (12.Be4!?=) 12...Nb6 (better is 12...Nde5 13.Be4 Nf3 14.Bf3 Nd4 (14...Bd4?! 15.Qd8 Rd8 16.Ra2-+) 15.Qd8 Rd8-+) 13.Qd8+= Rd8 14.Bb2? Na4-+ 15.Bc3 Nc3 16.Nc3 Nd4 17.Be4 Nf3 18.Bf3 Be5 19.Rad1 Bf5 20.Rd8 Rd8 21.Rd1 Rd1 22.Nd1 b5 23.Ne3 Be6 24.Bc6 Bd6 25.Bb5 Ba3 26.Nc4 Bb4 27.Ba6 Bf5 28.Ne3 Be4 29.Kf1 e5 30.Ng4 Bd6?? 31.Nf6+/- Kg7 32.Ne4 Be7 33.Ke2 f5 34.Nd2 Bg5 35.Nc4 e4 36.Na5 h5 37.Nc6+- Kf6 38.Na7 Ke5 39.Bc4 Kd4 40.Bf7 f4 41.Bg6 h4 42.Nb5 Ke5 43.Nc3 e3 44.fe3 fe3 45.Nd1 Kd4 46.Nb2 Kc3 47.Nd3 Kd4 48.Ne1 Ke5 49.Nf3 Kf4 50.Ng5 Kg5 51.Be4 Kf4 52.Bf3 Kg5 53.Ke3 h3 54.g3 Kf5 55.g4 Kg5 56.Ke4 Kg6 57.Kf4 Kf6 58.g5 Kg6 59.Kg4 Kg7 60.Kh3 Kg6 1–0. Anderson,George – Dodd,Jed, Winnipeg Easter op, 2004. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Bd3 d5 5.e5= Nfd7 6.Nf3 e6 7.c3 bc3 8.Nc3 Bb4 9.Qc2 Nc6 10.0-0 a6 11.a3 Be7 12.Bh7 Qc7 13.Bf4 Nb6 14.Bd3 Bd7 15.Rfc1 Na5 16.Bg5 Nbc4 17.Be7 Ke7 18.Ne2 Rh6 19.Nf4 Rah8 20.Qc3 Ba4?? 21.Qb4+- Ke8 22.Qa4 Qc6 23.Qc2 b5 24.Qc3 g5 25.Ng5 Rh2 26.Nfh3 Rg2 27.Kg2 Qd7 28.Nh7 Rh7 29.Bh7 Qe7 30.Qg3 Nb3 31.Qb3 Qh4 32.Qd3 Qg4 33.Kh2 Qh4 34.Rg1 1–0. h2h4 – lbyer, internet, 2010.

4.Bd3 d5 5.e5 Ne4 6.Ne2 Nc6 7.0-0 g6 8.a3 Nc3 9.Nbc3 bc3 10.Qe1 Bf5 11.Bf5 gf5 12.Qc3 e6 13.Qg3 Qc7 14.c3 0-0-0 15.Bg5 Be7 16.Be7 Qe7 17.Rfb1 Na5 18.Nf4 h5 19.Rb5 Rdg8 20.Qf3 Nc4 21.a4 (21.Nh5? Qh4 22.h3 Rh5 (22...Qh5?! 23.Qh5 Rh5 24.Kh2-+) 23.Rc5 Kb8 24.Rc4 dc4-+) 21...h4 22.a5 Qg5 (better is 22...a6!? 23.Rb4 h3 24.Nh3 Qh4+=) 23.a6+/- Nd2 (23...ba6 24.Ra6 Nd2+-) 24.ab7+- Kb8 25.Qe3 Nc4 26.Qc1 h3?? (26...Qe7+-) 27.Ra7 hg2 (27...Qf4 28.Ra8 Kc7 29.Qf4 Ra8 30.ba8R Ra8 31.Rb1+-) 28.Ra8 Kc7 29.Ne6! (29.Ne6 Kd7 30.Qg5 Rg5 31.Rh8 Rg8 32.Rg8 Ne5 33.de5 Ke6 34.Re8 Kd7 35.b8Q f4 36.Qc8) 1–0. De Vita,Gianni (2160) – Montecchi,Ugo, ITA Inps op–B, 1998. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Bd3 d5 5.e5 Ne4 6.Ne2 Bf5 7.f3 Nc3 8.Nbc3 Bd3 9.Qd3 bc3 10.Rb1 Qd7 11.Ba3 g6 12.Qb5 b6 13.Nc3 e6 14.Bf8 Rf8 15.Qd3 f5 16.Nb5 Kf7 17.Nd6 Kg7 18.0-0 Nc6 19.c4 dc4 20.Qc4 Na5 21.Qb5 Rfd8 22.d5 Qb5 23.Nb5 Rac8 (better is 23...ed5!? 24.Nc7 Rac8 25.Ne6 Kf7 26.Nd8 Rd8+=) 24.d6 Nc4 25.Rfe1 f4 (better is 25...Rd7!?+/-) 26.Nc7+- Kf7 27.Re4?? (27.Rb4 Ne5 28.Rf4 Kg8 29.Re5 Rd6 30.Ne6 Rd2+-) 27...Nd6? (better is 27...Ne5 28.Rf4 Kg8+=) 28.ed6+- Rd6 29.Rf4 Ke7 30.Nb5 Rd2 31.Na7 Rcc2 32.Rg4 Ra2 33.Nb5 Kf7 34.h4 h5 35.Rg3 Rac2 36.Re1 Rc5 37.Rg5 Rg5 38.hg5 Rd5 39.Nc7 Rg5 40.Ne6 Rd5 41.Nf4 Rd4 42.Ne6 Rd5 43.Re4 g5 44.Nc7 Rd7 45.Nb5 Kf6 46.Rb4 Ke5 47.Nc3 g4 48.fg4 hg4 49.Rg4 Rd3 50.Rc4 Rd2 51.Rb4 Rc2 52.Na4 1–0. Stawiarski,Edmond (2120) – Lestrelin,Guillaume (1940), FRA–chT2B, 2006. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Bd3 d6 5.a3 Nc6 6.Nf3 Bg4 7.ab4 Nd4 8.Be3 Nc6 9.c3 a6 10.b5 ab5 11.Ra8 Qa8 12.Bb5 Ne4 13.Qc2 Bf3 14.gf3 Nf6 15.Nd2 Qa1 16.Nb1 Nd5 17.0-0 e6 18.c4 Ne3 19.fe3 Qe5 20.Re1 Be7 21.f4 Qh5 22.Qg2 Qg6 23.Qg6 hg6 24.Kg2 0-0 25.Nc3 Rc8 26.Ra1 Bf6 27.Rc1? (better is 27.Ra3-+) 27…Na7 0–1. Patrascu,Ionel – Partac,Elena (2080), Deva tt, 1998. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Bd3 d6 5.Ne2 e5 6.d5 Be7 7.0-0 0-0 8.h3 Nfd7 9.Ng3 Nc5 10.Be3 Nba6 11.Be2 Bg5 12.Qd2 Be3 13.Qe3 Nc7 14.Qd2 a5 15.a3 b3 16.c4 Qh4 17.Bd3 (17.Nc3 a4-/+) 17...Qf4 (17...f5!? 18.Re1-+) 18.Qc3 Bd7 19.Nd2? (better is 19.Ne2!? Qg5 20.f4 ef4 21.Nf4-+) 19…Na4 (19...Na4 20.Qb3 Qd2 21.Qb7 Rfc8-+ (21...Qd3?! 22.Qc7 Rad8 23.Qd6-/+)) 0–1. Lopez Benito,Manuel (1980) – Epishin,Vladimir (2625), Geneve op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Bd3 d6 5.f4 e5 6.Nf3 ed4 7.0-0 Nc6-/+ 8.Qe1 Bg4 9.Nbd2 Qc7 10.Bb2=+ Bf3 11.Nf3 0-0-0 12.Kh1 d5 13.e5 Ne4 14.Be4 de4 15.Qe4 Bc5 16.a3 ba3 17.Ba3 Ba3 18.Ra3 Qd7 19.Rb1 Qd5 20.Qd3+= Rd7 21.Ng5 Re8 22.Ne4 f5 23.Nd2=+ g5 24.Nc4 gf4?? 25.Ra7!+/- Ne5?? 26.Nb6+- Kd8 27.Nd5 Nd3 28.Ra8# (28.cd3?! Rd5 29.Ra8 Kd7 30.Rb7 Kc6 31.Re8 Kb7 32.Re7 Kc6 33.Rh7 Re5=) 1–0. Alekhine,Alexander – Portela,Carlos, Buenos Aires exh, 1926.

4.f3 e6 5.a3 ba3 6.c3 d6 7.Bd3 Nbd7 8.Be3 Be7 9.Ne2 0-0 10.0-0 a6 11.Na3 Rb8 12.c4 e5 13.d5 Qc7 14.Ng3 g6 15.Kh1 Nc5 16.Bh6 Re8 17.h4 Bd7 18.Bc2 b5 19.cb5 ab5 20.h5 (better is 20.Bb3-+) 20...b4 (20...Nh5?! 21.Nh5 gh5 22.Rb1-+; 20...gh5?! 21.Qd2 Kh8 22.f4-/+) 21.hg6 hg6 22.Nc4 b3 23.Bb1 Bb5 24.Nb2 Bf1 25.Nf1 Rec8 26.Nd2 Ncd7 27.Ndc4 Nb6 28.Bd3 Nc4 29.Bc4 Qc5 30.Qe2 Nh5 31.Kh2 g5 32.g3 Kh7 33.f4 Kh6 34.Rh1 Rh8 35.fe5 Kg7 36.Kg2 Ng3! 37.Rh8 Rh8 38.Qf3 Qd4 39.Kg3 Qg1 40.Qg2 Qe3 (40...Qe3 41.Qf3 Rh3 42.Kh3 Qf3 43.Kh2 g4 44.Nd1 Qh3 45.Kg1 g3 46.Bb3 Bd8 47.Ne3 Qh2 48.Kf1 Qf2) 0–1. Gabetto,Flaviano (2120) – Sgnaolin,Davide (2140), Milan Crespi op, 2006. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

4.Bd3 Nc6

5.Bb2 Qa5 6.Nd2 d5 7.e5 Nd7 8.e6 fe6 9.Qh5 Kd8 10.Nb3 Qb6 11.Nf3 Nf6 12.Qh4 Qc7 (better is 12...Ne8=) 13.Ng5+/- Ke8 14.Bg6 (worse is 14.Nh7 Kd8 15.f4 Nh7 16.Bh7 g6-/+) 14...hg6 15.Qh8 Nd8 16.0-0 Qc2 17.Rab1 Nf7 18.Nf7 Kf7 19.Rfc1 Qf5 20.Qh4 b6 21.Nd2 g5 22.Qg3 Qf4 23.Nf3 Ne4 24.Qh3 Kg8 25.Rc8 g4 26.Rf8?? (better is 26.Qg4! Qg4 27.Ra8=) 26...Rf8-+ 27.g3?? (27.Bc1 Qf5 28.Qh4 gf3 29.Rb2-+) 27...Qf3 (27...gh3?! 28.gf4 Rf4 29.Ne5 Rf2 30.Nd3-+) 28.Qg2 Nf2 (better is 28...Qg2 29.Kg2 Rf2 30.Kg1-+) 29.Qf3 Rf3 (29...gf3 30.Kf2 g5 31.h3+=) 30.Rf1 Nd3 31.Bc1 (31.Ba1-+) 31...Rf1 32.Kf1 Nc1 (32...Nc1 33.Kf2 Na2-+) 0–1. Dejourdy,Pierre – Pelletier,Jean (1655), Sherbrooke–opA, 2005. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Bb2 d5 6.e5 Ng4 7.h3 Nh6 8.g4 e6 9.Nf3 Bd7 10.a3 Rc8 11.0-0 Ng8 12.Qd2 Be7 13.Re1 h5 14.g5 h4 15.g6 Nh6 16.gf7 Nf7 17.Bg6 0-0 18.Qd3 Ng5 19.Ng5 Bg5 20.Bh5 Rf4 21.Bg4 Qb6 22.Qg6 Rg4 23.hg4 Nd4 24.Kg2?? (better is 24.Bd4 Qd4 25.Qg5 Qa1 26.Qe7-/+) 24...Nc2-+ 25.Rh1 (25.Re2 Na1 26.Qg5-+) 25...Rf8 26.Qc2+= Rf4 27.f3 Rf3 28.Bc1?? Rg3-+ 29.Kh2 Bc1 30.Rc1 Qe3 31.Nc3 Rh3 32.Kg2 Qf3 (32...Qf3 33.Kg1 Rh1) 0–1. Llorens – Selleri,C, Espana, Berga, 1985. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Bb2 d6 6.h3 e5 7.d5 Ne7 8.Ne2 Ng6 9.a3 ba3 10.Ra3 Be7 11.Nd2 0-0 12.g4 Nd7 13.Ng3 Nc5 14.Nf3 Nf4 15.Nf5 Bf5 16.gf5 Qb6 17.Bc1 Qb4 (17...Nfd3?! 18.cd3 Rfc8 19.0-0-/+; 17...Ncd3?! 18.cd3 Rfc8 19.Bd2-/+) 18.Nd2 Rfc8 19.Kf1 Ncd3 20.cd3 Rc3 21.Nc4? (better is 21.Rc3 Qc3 22.Nb1 Qd3 23.Qd3 Nd3 24.Ke2-+) 21...Nd3 22.Bd2 Qc5 (22...Qc4?! 23.Rc3 Qe4 24.Rg1 Qf5 25.Qe2-+; 22...Rc4 23.Bb4 Nb4 24.Qe2+=) 23.Be3 (23.Qf3 Ra3 (23...Rc4?! 24.Rd3 a5 25.Rg1-+; 23...Qc4?? 24.Rc3 Qb5 25.Qd3+-) 24.Na3 Qa3-+) 23...Qc4 (23...Rc4?! 24.Bc5 Nc5 25.f3=) 24.Rc3 Qc3 25.Rg1 Nf4 26.Rg4 (26.Bf4 Qh3 27.Ke1 ef4-+) 26...Qc4 27.Kg1 Qe4 28.Bf4 ef4 29.Qc1 h5 30.Rg2 f3 0–1. Karaev,Seit (2075) – Meshkov,Yuri A (2375), Anapa op, 2009. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Bb2 e6 6.Nd2 d6 7.Ngf3 Be7 8.Qe2 0-0 9.h3 Nh5 10.Qe3 f5 11.d5? (better is 11.0-0 Nf6 12.c4 bc3 13.Bc3-/+) 11...fe4?? (11...ed5 12.ed5 Re8 13.0-0-+ (13.dc6? Bg5 14.Qe8 Qe8 15.Kd1 Bd2 16.Kd2 Qc6-+)) 12.Be4?? (better is 12.Qe4 Nf6 13.Bf6 Bf6 14.Qh7 Kf7 15.0-0 ed5 16.Rae1+/-) 12...Nf6?? 13.Bf6?? Bf6= 14.Rb1 ed5 15.Bh7?? Kh7-+ 16.Qd3 Kg8 17.Qg6 1–0. Nevorotov,Boris – Lunga,Oleg, Omsk RUS, City Ch, 2012. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Bb2 e6 6.Ne2 b6 7.0-0 Bb7 8.Nd2 Be7 9.f4 0-0 10.Qe1 Rc8 11.Qg3 Nh5 12.Qh3 g6 13.g4 Ng7 14.Qh6 d5 15.e5 (15.Rf3 f5 16.gf5=) 15...Na5?? (better is 15...f6-/+) 16.Rf3+/- f5 17.ef6! Rf6 (17...Bf6 18.Rh3 Combination; 17...Rf6 18.Rh3 Combination) 18.Rh3 Kf7 19.g5 Rf5 20.Bf5 ef5 21.Rc1 (21.Qh7 Rc2 22.Rh6 Qd6+= (22...Rb2?? 23.Qg6 Kg8 24.Ng3+-; 22...Rd2?? 23.Qg6 Kg8 24.Rh7+-)) 21...Nc4 22.Nc4 dc4 23.c3 Qd5 24.Rg3 Kg8 25.Qh3 bc3 26.Bc3 Ba3 27.Re1 Re8 28.Kf2 ½–½. Szentmihalyi,David (2005) – Valyi,Adel, HUN–chT2 Maroczy, 2009. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Bb2 e6 6.Nf3 d5 7.e5 Nd7 8.0-0 Nb6 9.a3 Na4 10.Bc1 Nc3 11.Nc3+= bc3 12.Rb1 Qc7= 13.Qe1 Na5 14.Ng5 g6 15.f4 h6 16.Nh3 1–0. Evans,Craig (1825) – Sauceda Castillo,Francisco (1680), CL4–2003.17.07, 2003.

5.Ne2 Qc7 6.f4 d6 7.d5 Nb8 8.a3 Na6 9.ab4 Nb4 10.Na3 Nd3 11.Qd3 g6 12.Nb5 Qc5?? (better is 12...Qb8=) 13.Be3+- Qb4 14.c3 Qe4 15.Qe4 Ne4 16.Nc7 Kd8 17.Na8 1–0. Ronzano,Luca (1900) – Crepaldi,Marco (1815), Asti op, 2006. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Ne2 d5 6.e5 Nd7 7.0-0 g6 8.a3 Bg7 9.f4 0-0 10.Kh1 f5 (10...Nb6 11.f5-/+) 11.Nd2 e6 (better is 11...a6!?+=) 12.ab4+= Qb6 13.c3 a5 14.b5 Na7 (14...Ne7!?+/-) 15.Qa4+- Qc7 16.Ba3 Re8 17.Bd6 Qd8 18.Qa5 Qa5 19.Ra5 b6 20.Ra3 Bf8 (20...Bb7 21.Rfa1 Nc8 22.Ra8 Ba8 23.Ra8 Nd6 24.Ra7 (worse is 24.ed6 Ra8 25.Nf3 Ra1 26.Neg1 Rc1-+) 24...Ne5 25.de5+-) 21.Bf8 (better is 21.Rfa1 h6+-) 21...Nf8 22.Rfa1 Re7 23.c4 h6 (23...Rc7+-) 24.c5 bc5 (24...Rb7 25.cb6 Rb6 26.Ra7 Ra7 27.Ra7+-) 25.dc5 Rb7 26.b6 1–0. Jaramillo,Martin – Ramirez,Daniel, Siglo Cup, 1999. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.Ne2 d5 6.f3 de4 7.fe4 Bg4 (7...Nd4 8.Nd4 e5 9.Nf3+/-) 8.d5 Nd4 9.Nd2 (9.Nd4 Bd1 Pinning (9...Bd1 Deflection)) 9...e6 10.c4 Bc5 11.Qa4 b5! 12.cb5 0-0 (12...Be2 13.Be2 ed5 14.a3 Ne2 15.Ke2-+) 13.Nb3 Be2 14.Nc5 Bd3 15.Nd3 Ne4 (15...ed5?! 16.Be3 Re8 17.e5-+) 16.0-0 Ne2 17.Kh1 N4g3! (17...ed5?! 18.Nf2-+; 17...Nc1?! 18.Rac1 Nc3 19.Qa6 Nd5 20.Nf4-+) 18.hg3 Ng3 19.Kg1 Nf1 20.Kf1 (20.Bf4 Qd5 21.Rd1-+) 20...Qf6 21.Ke2 Qa1 22.Qb4 (22.d6 Rfd8 23.Bf4 Rac8-+) 22...Qa2 23.Bb2 Rac8 24.Ke3 Rc4 25.Qe7 ed5 26.Kf3 (26.Qg5 Re8 27.Kf2 d4-+) 26...Qb1 27.Qe3 Qd1 28.Kf2 Re4 29.Qg3 (29.Qf3 Qd2 30.Kg1-+) 29...Re2 30.Kf3 Rb2 (30...Rb2 31.Ke3 Re8 32.Qe5 Re5 33.Kd4 Re6 34.b6 Qa4 35.Nb4 Qb4 36.Kd5 Rd2; 30...Re1 31.Kf4 Re4 32.Kf5 Qh5 33.Qg5 g6 34.Kf6 Re6) 0–1. Maeder,Torsten – Raddatz,Wolfgang, Schleswig Holstein–chA, 1989. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.Ne2 d6 6.0-0 g6 7.Nd2 Bg7 8.f4 0-0-/+ 9.Kh1 Bg4 10.Bb2 Nd7 11.Nf3 Nc5! 12.Rb1 Nd3 13.Qd3 d5 14.e5 Qd7 15.Ng3 f6 16.Nh4 fe5 17.de5 e6 18.h3 Qe7 19.Nf3 Bf3-+ 20.Rf3 Qc5 21.Ne2-/+ Qc4 22.Qd1 Qa2-+ 23.Rb3 Qa6 24.Nd4 Nd4 25.Qd4 Rac8 26.Qb4 Rc2 27.Qb7 Qe2 28.Rg1 Rf4 29.Qe7? Rb2 30.Qe6 Kh8 31.Rc3 Rf8 32.Rc8 Rb8 33.Rb8 Rb8 34.Rc1 Rf8 35.Rc8 Qe1 (35...Qe1 36.Kh2 Be5 37.Qe5 Qe5 38.Kh1 Rc8 39.Kg1 Qg3 40.Kf1 Re8 41.h4 Re1#) 0–1. Jurkovic,Hrvoje (2370) – Dvoirys,Semen I (2590), Oberwart op, 1999.

5.Ne2 d6 6.a3 e6 7.0-0 Bd7 8.Nd2 Be7 9.Kh1 a6 10.f4 Rc8 11.e5 Nd5 12.Ne4 de5 13.fe5 Qb6 14.Qe1? (better is 14.Rb1!? Qc7 15.Ra1-/+) 14...Nd4-+ 15.c4 Ne2 16.Qe2 Nc3 17.Qf3 Ne4 18.Be4 Rf8 19.ab4 Bc6 20.Be3 Qc7 21.b5 Be4 22.Qe4 a5 (22...Qc4 23.Qb7 Rc7 24.Qb6+-) 23.c5 (better is 23.b6!? Qc6 24.Qc6 Rc6 25.Ra5+/-) 23...Bc5+= 24.Bc5 Qc5 25.Qb7 Rc7 26.Qa6 Ke7 27.b6 (worse is 27.Ra5 Rb8+= (27...Qe5?? 28.b6 Qd6 29.bc7 Qa6 30.Ra6+-); 27.Qa5?! Rb8=) 27...Qc6?? (better is 27...Rd7 28.Ra5 Qc6+=) 28.Qa5+- (28.Ra5?! Rd7+=) 28...Rcc8 29.Qb4 Ke8 30.Ra7 Qc5 31.b7 (31.b7 Qg1 32.Kg1 Rb8 33.Qd6 f6 34.Qe6 Kd8 35.Rd1 Kc7 36.Rd7; 31.Qa4 Rc6 32.Rc7 Qd5 33.Qa8 Qd8 34.Qc6 Qd7 35.Qd7) 1–0. Husarik,Branko (2150) – Vitak,Pavel (2225), CZE–chT1W, 2009. (?=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Ne2 e6 6.0-0 Qb6 7.c3 d5 8.e5 Nd7 9.Be3 Be7 10.a3 b3 11.Nd2 Na5 12.Qb1 Qc6 13.a4 h6 14.Bb5 Qc7 15.Rc1 a6 16.Bd3 Nb6 17.Nf4 Nbc4 18.Nb3 Nb3 19.Qb3 Bd7 20.Nh5 0-0 21.Bf4 Kh8 22.Bb1 Rg8 23.Qc2 g6 24.Bh6 Kh7 25.Bf4 Rh8 26.Bg3 Qd8 27.Qe2 Kg8 28.Nf6 Bf6 29.ef6 Qf6 30.Bd3 Rh5 31.Bc4 dc4 32.Qc4 Rc8 33.Qb3 Bc6 34.f3 Bd5 35.Qc2 Qg5 36.Qd3 Bc4 37.Qe4 Qd5 38.Kf2 Kg7 39.Qd5 ½–½. Koenig,Uwe (2355) – Teske,Heike (2215), RSX7D – B20 – Siz. FluegelG.–1, 2011. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Ne2 e6 6.0-0 Be7 7.Nd2 0-0-/+ 8.Kh1 d5 9.e5 Nd7 10.f4 f5 11.g4 Nb6 12.Rg1 Nc4 13.Nf3? b5 14.Qf1 Kh8 15.gf5-/+ ef5 16.Qh3 Be6 17.Bd2 Qd7 18.Rg3 Rg8?? 19.Rag1+= Raf8?? 20.Qh7!! (20.Qh7 Kh7 21.Rh3 Bh4 22.Rh4#) 1–0. Timmins,Chris – Rose,M (2220), 3rd OUCC Open, Oxford ENG, 2003.

5.Ne2 e6 6.0-0 Be7 7.e5 Nd5 8.c4 bc3 9.Nbc3 Nc3 10.Nc3 d6 (10...Nd4? 11.Qg4 Nc6 12.Qg7+-) 11.Bf4 0-0 12.Rb1 a6 13.Ne4 de5 14.de5 Qd4 15.Bc2 Qc4 16.Rc1 Qd5 17.Nd6 Bd6 18.ed6 Bd7 (worse is 18...Qa2 19.d7+/-) 19.Bb3 Qd1 20.Rfd1 h6 21.f3 Rfc8 22.Be3 b5 23.Kf2 a5 24.Rc5 a4 25.Bc2 b4 26.Rb1 b3 27.ab3 a3 28.Ra1 a2 29.Ke2 f5 30.Kd2 Kf7 31.Bd3 e5 32.Bc4 Kf6 33.Kc3 f4 34.Bf2 Rcb8 (34...Be6 35.Kb2=) 35.Rb5 Rb5 36.Bb5 g5 37.Ba4 Rc8 38.Bb6 Ke6 39.Bc7 Ne7 40.Bd7 Kd7 41.Ra2 (worse is 41.de7 Rc7 42.Kd3 Ra7-/+) 41...Nd5 42.Kd2 1–0. pierre (2090) – gegitor (1890), Friendly Game, 2012. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Ne2 e6 6.a3 d5 7.e5 Nd7 8.0-0 Nb6 9.f4 f5 10.c3 bc3 11.Nbc3 Bd7 12.a4 Na5 13.g4 (13.Nb5!?+=) 13...fg4-/+ 14.Qc2 Bb4 15.f5 Qe7 16.f6 (16.fe6 Be6 (16...Qe6?! 17.Bh7 g3 18.hg3+=) 17.Na2 Nc6-/+) 16...gf6 17.ef6 Qf7 18.Bh6 Nbc4 19.Nb5 Bb5 20.ab5 Bf8 21.Bf8 Kf8 (21...Rf8!? 22.Bh7 Kd8+=) 22.Nf4= Re8 23.Ra5 Na5 24.Bg6 hg6 25.Ng6 Kg8 26.Ne7 Kf8 27.Ng6 Kg8 28.Ne7 ½–½. ST JEAN de MONTS,Club – ST CYR en VAL,Club, Trophee Michel Roos CFDC, 2007. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.e5 Nd5 6.Be4 e6 7.Nf3 d6 8.0-0 Be7 9.a3 de5 10.de5 Nb6 11.Qe2 Qc7 12.ab4 Nb4 (12...Ne5? 13.Ne5 Bd6 14.f4+-) 13.Na3 a6 14.Bd2 Nc6 15.Rfb1 Rb8 (15...Ne5? 16.Ne5 Bd6 17.Nf3+-) 16.h4 Bd7 (16...Ne5? 17.Ne5 Bd6 18.Nf7 Kf7 19.Ba5+-) 17.Bd3 Na4 18.c4 Nc5 19.Bc2 Rd8 20.Bc3 Bc8 21.Qe3 h6 22.Rb2 Rd7 23.Nb1 Qd8 24.Nbd2? (better is 24.Qf4!?-/+) 24...Nd3-+ 25.Ne4 Nb2 26.Bb2 b6 27.Nd6 Kf8 28.Qf4 Bd6 29.ed6 Nb4 (29...Rd6? 30.Ba3+-) 30.Bg6? (better is 30.Ba4!? Rd6 31.Be5-/+) 30...Kg8-+ 31.Ba3 a5 32.Bb4 ab4 33.Ra8 fg6 34.Ne5 Kh7 35.Qe4 Qf6 36.Rc8 Rd6 37.Rc7 Qf5 38.Qe3 Rf8 39.g3 b3 40.h5 gh5 41.c5 bc5 42.Re7 Rd5 0–1. Schneider,Bernd2 (2265) – Schenk,Andreas (2480), Oberliga Baden, 2004. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Nf3 Qa5 6.0-0 e5 (6...d5!? 7.Nbd2 de4 8.Ne4 Ne4 9.Be4 Bf5-/+) 7.d5+= Nd4 8.Ne5 (8.Nd4 ed4 9.Bf4+=) 8...d6 (better 8...Qc7!? 9.Nc4 b5=) 9.Nc4+/- Qc7 (9...Qc5 10.Be3 Bg4 11.Qd2+-) 10.Bb2 (10.Be3 Nb5 11.Qe1 Nc3 12.Nc3 bc3+-) 10...Nb5 11.a3 (11.Qe1 Qc5+-) 11...Bg4 (11...ba3 12.Nba3 Na3 13.Ra3+/-) 12.f3+- Bd7 13.Bf6 (13.ab4 Be7+-) 13...gf6 (13...Qc5 14.Kh1 gf6 15.ab4 Qb4 16.Nb6+/-) 14.ab4+- Bh6 (14...f5 15.ef5 Bg7 16.Qe1 Kf8 17.Ra5+/-) 15.c3 (15.f4 Rc8+-) 15...a6 (15...Bf4 16.Qe1+-) 16.Qc2 Na7 17.Nba3 (17.f4 Rg8+-) 17...b5 18.Nd2 Qb6 (18...Bf4 19.Kh1+-) 19.Kh1 Rc8 20.Nb3 (20.f4 0-0+-) 20...Ke7 (20...Bf4 21.c4+-) 21.Nd4 (21.c4 bc4 22.Nc4 Qb4 23.Ra6 Nb5+-) 21...Rhg8 (21...Be3 22.Ne2+-) 22.Rae1 (22.Qf2!? Qb7 23.c4 Kd8+-) 22...Bf4 23.g3 (23.Qb2 Qc7 24.Nb1 Kd8+-) 23...Be5+/- 24.Nf5 Bf5 25.ef5 Kd7 (25...Kf8 26.Nb1 a5 27.ba5 Qa5 28.Rc1+-) 26.Nb1 Rg4?? (better 26...a5 27.f4 Bc3 28.Nc3 ab4+-) 27.fg4 1-0. Goran_Krastev (2245) - Mannetjie (2255), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 Nf6)

5.Nf3 d5 6.ed5 Qd5 7.c4 Qd6 8.Bb2 Bg4 9.Nbd2 e6 10.0-0 Be7 11.Re1 0-0 12.Rc1 Rfe8 13.Qb3 Rad8 14.h3 Bf3 (14...Bh5 15.Re2+=) 15.Nf3= Nd7 16.Rcd1 Nf8 (16...a6!?=) 17.d5+= ed5 (better is 17...Na5 18.Qc2 Qc7+=) 18.cd5+- Nb8 19.Be5 Qh6 (19...Qd7 20.Nd4 Bf6 21.Bb5 Qd5 22.Bc4 (22.Be8?! Qb3 23.ab3 Re8 24.Bf6 Re1 25.Re1 gf6+/-) 22...Qe5 23.Bf7 (23.Re5?! Re5 24.Bf7 Kh8+/-) 23...Kh8 24.Be8+- (24.Re5?! Re5 25.Nf3 Rd1 26.Qd1 Re7+/-)) 20.Nd4 (better is 20.Bb8 Rb8 21.Bb5+-) 20...g6 21.Nb5 (21.Bc7!? Bc5 22.Bd8 Rd8 23.Qc4+/-) 21...Bc5+= 22.Bg3 Re1= 23.Re1 Qd2 24.Rd1 Qg5 25.Bc4 a6 26.Nc7 b5 27.Bf1 Qf6 28.Rd3 Bd6+= 29.Qc2? Rc8-+ 30.Rf3 Qe7 31.Bd6 Qd6 32.Ne8?? Re8 (32...Rc2?! 33.Nd6 Ra2 34.Rb3-+) 0–1. Bressler,Patrick (2000) – Boewer,Roland (2160), Berlin op, 2000. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Nf3 d5 6.ed5 Nd5 7.h3 e6 8.a3 Nc3 9.Nc3 bc3 10.Rb1 Be7 (10...Nd4? 11.Nd4 Bc5 12.Nb5+-) 11.h4 a6 (worse is 11...Nd4 12.Nd4 0-0 13.Be4+-) 12.Rb3 Qa5 (worse is 12...Nd4 13.Nd4 Bh4 14.Ne2+-) 13.Be4 Bf6 14.Be3 Bd7 15.Rb7 Rc8 16.0-0 (better is 16.Ne5!? Nb8 17.Qh5+/-) 16...Nd8+= 17.Rd7 Kd7 18.d5 Ke7 (18...Qa3?? 19.de6 Ke6 20.Re1+-) 19.d6 Kd7 20.Qd3 Nc6 21.Rb1 Rb8 (21...Qa3 22.Rb7 Kd8 23.Bb6 Rc7 24.dc7 Kc8 25.Bc6 Qc1 26.Qf1 Qf1 27.Kf1 Bh4 28.Rb8) 22.Bc6 Kc6 23.Qc4 Kd7 24.Bb6 Rhc8 (24...Rb6?? 25.Qc7 Ke8 26.d7 Kf8 27.d8Q Bd8 28.Qd8) 25.Qb3 (25.Ba5?? Rb1 (25...Rc4? 26.Rb8 Kd6 27.Bb4 Kc6 28.Rf8+-) 26.Qf1 Rf1 27.Kf1 Kd6-+) 25...Qd5 26.Qa4 Qc6 27.Qa5 h6 28.Rb3 Qd6 29.Qa6 Qd1 30.Kh2 Qd5 31.Qa4 Qc6 32.Qa7 Rb7 33.Qa6 Rcb8 34.Qd3 Qd6 35.Qd6 Kd6 36.Be3 Rb3 37.cb3 Rb3 38.Bc1 Rb1 39.Bf4 e5 40.Be3 e4 41.Ng1 Re1 42.g3 c2 43.Bd2 c1Q (43...c1Q 44.Bc1 Rc1-+) 0–1. Huegle,Andreas – Schuster,Ulrich, Oberliga Baden, 1997. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Nf3 d5-/+ 6.e5 Ne4 7.0-0 Bg4 8.Bb2 e6 9.Qe2 Ng5 10.Nbd2 Be7 11.h3 Bh5 12.Kh2 f5 13.ef6 Bd6 14.Kh1 Qf6 15.g4 Bg4! 16.hg4 Qh6 17.Kg2 Qh3 18.Kg1 Qg4 19.Kh1 Qh3 20.Kg1 0-0 (20...0-0 21.Ne5 Be5 22.de5 Nf3 23.Nf3 Qg4 (23...Qf3?! 24.Rab1=; < 23...Rf3 24.Bh7 Kh7 25.Rfd1-+) 24.Kh2 Rf3 (24...Qf3?! 25.Qf3 Rf3 26.Be2=) 25.Qf3 Qf3-+) 0–1. Philippe,Christophe (2060) – Lerner,Konstantin Z (2595), Metz op, 1996.

5.Nf3 d5 6.e5 Ne4 7.Qe2 Bg4 8.Bb2 Ng5! 9.Nbd2 (9.Ng5 Be2 Pinning (9...Be2 Deflection)) 9...g6 (9...e6 10.Qe3 Nf3 11.Nf3-/+) 10.Qe3 (10.h3 Nf3 11.Nf3 Bf3 12.Qf3 Bg7=+) 10...Nf3 11.Nf3 e6 (11...h5 12.h3 Bh6 13.Qe2=+) 12.h4 (12.0-0 Rc8=+) 12...Be7-/+ 13.Ng5 h5 (13...Bf5 14.Bf5 gf5 15.Qg3-/+) 14.Qf4 Bf5 15.Bf5 gf5 16.0-0 (16.Bc1 Rc8-/+) 16...Rc8 (16...Bg5 17.hg5 Rg8 18.Bc1-/+) 17.a3 a5 (17...ba3 18.Ba3 Bg5 19.hg5-/+) 18.Rfb1 (18.Nf3 Rg8-/+) 18...b5 19.c3 (19.Nf3 ba3 20.Ba3 b4-/+) 19...ba3 (19...b3 20.a4-/+) 20.Ba3 b4 21.cb4 ab4 22.Bc1 Na5 (22...Bg5 23.hg5 Rb8 24.Qh4-/+) 23.Bd2 (23.Nf3 Nc4=+) 23...Rc4 (23...Rb8 24.Qg3=+) 24.Ra4 Increasing the pressure on the isolated pawn on b4 (24.Nf3 Nc6-/+) 24...Nc6-/+ 25.Nf3 Kd7 (25...Rg8 26.Be3-/+) 26.Be3 Rc3 (26...Rg8 27.Rba1-/+) 27.Ra6 (27.Bd2 Ra3 28.Ra3 ba3 29.Rb7 Kc8=+) 27...Ra3 (27...Rg8 28.Ng5-/+) 28.Ra3 ba3 29.Bd2 (29.Kh2 Rg8 30.g3 Qf8-/+) 29...Qa8 (29...a2 30.Ra1 Qb6 31.Bc3 Qb1 32.Kh2-+) 30.Bc3 (30.Qe3 Qa4-/+) 30...Rb8 (30...Rg8 31.Qd2-/+) 31.Ra1 Na5 (31...Qa4 32.Qd2-/+) 32.Ra2 (32.Qh6 Nc4-/+) 32...Nc4 33.Qc1 (33.Ra1 Rb3 34.Qc1 f6-/+) 33...Qb7 34.Nd2 (34.Ra1!?-/+) 34...Nd2-+ 35.Qd2 Qb1 (35...Bh4?! 36.Ra3 Be7 37.Ra1-/+) 36.Kh2 Qe4 (36...Rb3 37.Ra1 a2 38.Ra2 Rc3 39.g3-+) 37.g3?? (37.Qd1 Ke8 38.Qa4 Kf8 39.Ra1-+) 37...Rb1 (37...Rb1 38.f3 Qf3-+) 0–1. Schulz,Lukas (2150) – Eichstaedt,Mirko (2040), GER Ch Youth U18, 2015. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

5.Nf3 d5-/+ 6.e5 Ne4 7.Be3 Bg4 8.0-0 e6 9.Nbd2 Bf5 10.Nb3 a5 11.Be4 Be4 12.Nfd2 Bg6 13.f4 a4-+ 14.Nc1 Be7 15.g4 h5 16.f5 Bh7 17.fe6 fe6 18.Nd3 hg4 19.Qg4-/+ Bf5 20.Rf5 ef5 21.Qg6 Kd7 22.Qf5 Kc7 23.Nf4 Qd7 24.e6 Qd8 25.Nd5= Kb8 26.Nc4 Rf8 27.Bf4 Ka7= 28.Qe4 Rf4 29.Nf4 Qd4 30.Qd4 Nd4 31.Rd1 Bc5 32.Nd3 Ne6-/+ 33.Nc5 Nc5 34.Rb1 Na6 35.Rd1 Re8 36.Rd7 Re2 37.Rg7 Rc2-+ 38.Na5? Nc5 39.Nc6= Kb6 40.Nb4 Rb2 41.Nd5 Kc6 42.Nc3 b5 43.Rg5 a3 44.h4? b4-+ 45.Rg6 Kd7 46.Rg7 Ke6 47.Rg6 Kf7 48.Rc6? bc3 49.Rc5 c2 (49...Ra2?! 50.Rc3 Kg6 51.Kf1-+) 0–1. Senturk,Ilhan – Okus,M (1840), 5th Open Izmir TUR, 2006.

5.Nf3 d6 6.0-0 Bg4 7.Be3 e5 8.d5 Nb8 9.a3 ba3 10.Na3 Be7 11.Nc4 Nbd7 12.Na5 Qc7 13.Qe2 0-0 14.Rfb1 Rfb8 15.h3 Bf3 16.Qf3 Nc5 17.Bc5 dc5 (worse is 17...Qc5 18.Rb7 (worse is 18.Nb7 Qc7 19.Ba6 Qc2=) 18...Rb7 19.Nb7+=) 18.c4 Ne8 19.Qg3 g6 20.Rf1 Bf6 21.Ra2 Qe7 22.Rb1 Qc7 23.Qe3 Nd6 24.Qd2 Bd8 25.Qc3 Qe7 26.Rab2 Bb6 27.Nb3 Rf8 28.Nd2 Rae8 29.Rf1 Qc7 30.Ra2 f5 31.f3 Qe7 32.Re1 f4 33.Nb1 g5 34.Na3 h5 35.Be2 Rf6 36.Rb2 Qd8 37.Reb1 Ba5 38.Qc2 b6 39.Nb5 Nc8 40.Qd3 a6 41.Na3 Bb4 42.Nc2 a5 43.Bd1 Qc7 44.Na3 Re7 45.Nb5 Qd8 46.Be2 Rd7 47.Rd1 Nd6 48.Nd6 Rfd6 49.Qb3 Kf7 50.Ra2 Rg6 51.Qb2 Qf6 52.Qb3 Ke7 53.Qd3 Kd6 54.Qb3 Rg8 55.Rc2 Rh8 56.Qa4 Kc7 57.Qb3 Rd6 58.Rb1 Qe7 59.Qa4 Ra8 60.Ra2 Qd7 61.Qd7 Rd7 62.Ra4 Bc3 63.Kf1 Bd4 64.Bd1 Rd6 65.Rb3 Rdd8 ½–½. Eilers,Jochen (1955) – Funke,Reinhard (2090), Muensterland Verbandsliga, 2005. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 Nc6)

4.Bd3 e6

5.c4 bc3 6.Nc3 d6 7.Nf3 Nc6 8.Rb1 a6 9.0-0= Qc7 10.Bb2 Be7 11.Rc1 Qb8 12.Na4 Bd7 13.Nb6+/- Ra7 14.d5 Ne5 15.Bd4 Nd3 16.Qd3 Bb5+/- 17.Qe3 0-0 18.Rfe1 e5 19.Bc3 Bd8 20.Bb4 Ng4 21.Bd6 Qd6-/+ 22.Nc8 Ne3 23.Nd6 Ng4 24.h3 Nf6 25.Ne5 Ba5 26.Red1 Bb4 27.Nef7 Rf7 28.Nf7 Kf7 29.Rc7 Kf8 30.e5-/+ Ne8 31.Rc8 b6-+ 32.d6 Bd7 33.Rd8 Kf7 34.f4 g6 35.g4 Ke6 36.Kg2? Bc5 37.Re1 Ng7 38.Re2 h5 39.Kg3 Bb5 40.Rd2 Rd7 41.Rc8?? Bc4 42.Rf8=+ Rf7 43.Rg8? Kd7 44.Ra8 Be6 45.Ra6-/+ Kc6 46.Ra4 Rd7 47.Re4 Ra7-/+ 48.Kh4 Ra2 49.Ra2 Ba2 50.Kg5 hg4 51.hg4 Ne6 52.Kg6-/+ Bb1 53.Kf6 Be4 54.Ke6 Bf3 55.g5 Bg4?? 56.f5 b5?? 57.g6+- Be2 58.Ke7 b4 59.f6 b3 60.f7 b2 61.f8Q b1Q 62.Qa8 Kb5 63.g7 Qh7+/- 64.Qh8 Bd6 65.Kd8 Qd3 66.Qe8+/- Kc5 67.Qd7+- Be5 68.Qd3 Bd3 69.g8Q Bf6 70.Ke8 Bb5 71.Kf8 Be5 72.Qg5 Kd5 73.Ke7 Bd3 74.Qh5 Be4 75.Kd7 Kd4 76.Qd1 Bd3 77.Ke6 Bf4 78.Qg4 Ke4 79.Qg2 Ke3 80.Kd5 Be2 81.Qe4 Kd2 82.Qf4 Ke1 83.Kd4 Bd1 84.Ke3 Bf3 85.Qh2 (85.Qh2 Bg2 86.Qg2 Kd1 87.Qd2; 85.Qf3?!) 1–0. Tolan,John (1920) – Riley,S, Leeds Civil Service–ch 9th, 1999.

5.Nd2 Nc6 6.Ngf3 (6.Ne2 d6=+) 6...Be7 7.0-0 (7.a3 d6=+) 7...d5 (7...d6 8.Qe2=+) 8.e5 Nd7 9.Re1 0-0 10.Nf1 (10.a3 Qc7=+) 10...f6 (10...Nb6 11.N1d2-/+) 11.ef6 Bf6 12.Bb2 (12.Ne3 Qa5=+) 12...Nc5! 13.Ng3 (13.dc5 Bb2 Pinning (13...Bb2 Deflection)) 13...Nd3 14.Qd3 Bd7 (14...Qc7 15.a3-/+) 15.Re2 (15.a3 Qc7-/+) 15...Qe8 (15...Qc7 16.a3-/+) 16.Rae1 Ne7 (16...Rc8 17.Nf5 Rc7 18.Bc1-/+) 17.Qd2=+ a5 18.a3 (18.Ng5 Bg5 19.Qg5 Qf7-/+) 18...Qg6 (18...Nc6!?-/+) 19.ab4= a4 20.b5 (20.Ba3 b5=+) 20...Rfc8 Exerts pressure on the backward pawn (20...a3 21.Bc3-/+) 21.Ba3=+ Nf5 22.c3 (22.Nf5 Qf5 23.b6 Ra6=+) 22...b6 (22...Ng3 23.fg3 b6 24.Ne5 Be5 25.Re5=+) 23.Ne5 Be5 24.Re5 Ng3 (worse 24...Bb5 25.Re6 Qf7 26.Nf5 Qf5 27.Rb6+=) 25.hg3 (25.fg3 Ra5=+) 25...Re8 26.Qe3 ½–½. Schulz,Lukas (2150) – Hecht,Carsten (2285), GER Ch Youth U18, 2015. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 e6)

5.Ne2 b6 6.0-0 Bb7 7.Nd2 Nc6 8.Bb2 Be7 9.Ng3 Qc7 10.Qe2 d5 11.e5 Nd7 12.f4 g6 13.Nb3 a5 14.a4 ba3! 15.Ba3 Ba3 (better is 15...a4!? 16.Be7 Ke7-+ (16...Ne7?! 17.Nd2+=)) 16.Ra3+= Nb4 17.Rc1 a4 18.Na1 Nd3 19.Qd3 Ba6 20.Qd2 Bc4 21.c3 h5 22.Nf1 Nc5 23.Ne3 (23.dc5 Qc5 Double attack) 23...Ne4 24.Qb2 0-0 25.Nac2 b5 26.Nb4 Qe7 27.Nc4 bc4 (27...dc4?! 28.Qc2 f5 29.ef6 Nf6 30.Qg6 Qg7 31.Qb1=) 28.Qc2 Qh4 29.Rf1 Kg7 30.g3 Qg4 31.Qd1 Rh8 32.Qg4 hg4 33.Rd1 Rh3 34.Ra2?? Nc3 (34...Nc3 35.Rf1 Na2 36.Na2 a3-+) 0–1. Wenske,Hardy – Schwerdtfeger,Wolfgang (1620), Bielefeld Gr6, 2006. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.Ne2 Nc6 6.0-0 d5 7.e5 Nd7 8.Kh1 Qb6 9.Be3=+ Be7 10.f4 f5 11.c4=+ bc3 12.Nbc3 0-0 13.g4 Nb4 14.Bb1 Qa5 15.Ng3 Nb6 16.Bc1 Bd7 17.a3 Rac8 18.Qf3? Nc2! 19.Nce2?? Na1 20.Rg1 Nc2 21.Nh5 g6 22.gf5 ef5 23.Bb2 Nc4 24.Nc3 Be6 25.Rg6 hg6 26.Qg3 Kh7 (26...Kh7 27.Bc2 Nb2 28.Nf6 Bf6 29.Qh3 Kg8-+; 26...Nb2?? 27.Qg6 Kh8 28.Qg7#; 26...Nd4?? 27.Qg6 Kh8 28.Qg7#) 0–1. Kreutter,B – Lorson,Stefan, St Ingbert op, 1989.

5.Ne2 Nc6 6.0-0 d5 7.e5 Ne4 8.f3 Nc3 9.Nbc3 bc3 10.Qe1 Qb6-/+ 11.Kh1 Nd4 12.Nd4 Qd4-/+ 13.Bb5 Bd7-+ 14.Bd7 Kd7 15.f4 g6 16.Rb1-/+ b6 17.Rb3 Rc8-+ 18.Ba3 Ba3 19.Ra3 Rc7 20.Qh4 Qc5 21.Rb3 h5 22.Rbb1 Kc8 23.Qh3 Rd8 24.a4 d4 25.Qf3 Qc6 26.Qd3 Qa4 27.Ra1 Qc6 28.Rfd1 Kb8 29.Qa6? Qc4 30.Qa3 d3 31.Rd3 Rd3 32.cd3 Qd3 33.Qf8 Kb7 34.Qa3 a6 35.Rc1 Qe2 36.h3 Qb2 (36...Qb2 37.Qa1 Rc4-+) 0–1. Katzourakis,Pavlos (2070) – Panagopoulos,Nikolaos (2110), Chania op, 1998.

5.Ne2 Nc6 6.0-0 Be7 7.a3 0-0 8.Nd2 b6 9.Nf3 d5 10.e5 Ne4 11.Nf4 a5-/+ 12.Qe2 Bb7 13.Be4 de4 14.Qe4 Qd7 15.Nh5 f5 16.ef6 Bf6 17.Nf6 Rf6 18.Bb2 Raf8 19.Ng5 Rg6 20.h4 Ne7 21.Qe5=+ h6 22.Ne4 Rf5 23.Qb8 Kh7 24.f3 Rf3?? 25.Rf3+= Be4 26.h5 Rg4= 27.Rf8?? Rg2 28.Kf1 Qb5 (28...Qb5 29.c4 bc3 30.Ke1 Qe2#) 0–1. Turci,Stefano (2165) – Tomescu,Vlad (2435), Montecatini Terme, 1999.

5.Ne2 Nc6 6.0-0 Be7 7.h3 0-0 8.Nd2 d6 9.Bb2 e5 10.d5 Nb8 11.f4 ef4 12.Nf4 Nbd7 13.Kh1 Ne5 14.Nf3 Ng6 15.Nd4 Nf4 16.Rf4 Nd7 17.Qe2 Bg5 18.Rff1 Ne5 19.Nf3 Bf6 20.Ne5 Be5 21.Be5 de5 22.Qh5 Qd6 23.Rf3 Bd7 24.Raf1 f6 25.Rg3 Rf7 26.Be2 Rc8 27.Bd3 a6 ½–½. Schlag,Franz (2155) – Didzuhn,Werner (1795), Bad Sooden Seniors op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 e6)

4.Bd3 g6

5.a3 ba3 6.c3 (6.e5 Nd5=) 6...Bg7 (6...d5 7.e5 Nfd7 8.Ba3+=) 7.Na3 (7.e5 Nd5+=) 7...0-0 8.Ne2 d6 9.Bg5 Nc6 10.h3 (10.0-0 d5 11.Bf6 Bf6+=) 10...b6 (10...d5 11.e5 Ne4 12.Be3+=) 11.f4 (11.0-0 Bb7+=) 11...Bb7 12.0-0 Qd7 (12...d5 13.e5 Ne4 14.Be4 de4 15.f5+=) 13.Qe1 Na5 14.Ng3 White prepares the advance e5 14...e6 15.e5 Ne8 16.Ra2 ½–½. Nicolini,A (2130) – Koci,L (1940), Tatranske Zruby SVK, Tatry Open, 2012.

5.a3 Nc6 6.d5 Ne5 7.Nf3 Nd3 8.Qd3 Bg7 9.Ra2 ba3 10.0-0 d6 11.Re1 a6 12.Na3 0-0 13.Be3 Bg4 14.Nd2 b5 15.f3 Bd7 16.Kh1 Qc7 17.Bd4 Rfc8 18.Rb1 White claimed a win on time 1–0. Bazza3 – Creatchy, ChessWorld.net, 2008. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.Ne2 e5 6.Bb2 Bg7 7.d5 =.

5.Ne2 Bg7 6.0-0 0-0 7.a3 b3 (7...Nc6!?+=) 8.c3 b6 9.Bg5 Ba6 10.Ba6 Na6 11.e5 b2 12.Ra2 Nd5 13.Qd3 Ndc7 14.f4 b5 15.f5 f6 16.fg6 (better is 16.ef6 Bf6 17.Bf6 (17.Rb2? Bg5 18.fg6 Rf1 19.Kf1 Qf8 20.Ke1 hg6-+) 17...Rf6 18.fg6 Rg6 19.Nf4+=) 16...fg5-/+ 17.gh7 Kh8 18.Rf8 Qf8 19.Rb2 Nd5?? (better is 19...Qf7!?-/+) 20.Nd2 (better is 20.a4!?+=) 20...Nac7+= 21.Rb1 Qf7 22.Rf1 Qh5 23.Rf3 g4 24.Rg3 Rf8 25.Qe4? Bh6-+ 26.Nf1?? Qf5 27.Qf5 Rf5 28.Rg4?? Rf1! (28...Rf1 29.Kf1 Ne3 30.Kf2 Ng4 31.Kg3 Ne3-+; 28...Kh7?! 29.Rh4-/+) 0–1. Rayo Sierra,Cayetano – Szmetan,Ricardo (2250), Mondragon Arrasate Hiria op 4th, 2004. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.Ne2 Bg7 6.0-0 0-0 7.c3 Nc6 8.e5 Nd5 9.c4 Nb6 (9...Nc7 10.a3-/+) 10.Nd2 (10.c5!? Nd5 11.Be4=+) 10...d6-/+ 11.ed6 Nd4 (worse 11...Qd6 12.c5 Qd8 13.cb6 Nd4 14.Rb1+-) 12.de7 Qe7 13.Nd4 Bd4 14.Rb1 Be6 15.Qe2 Rfe8 16.Ne4 (16.Nb3!? Bg7 17.Be3-/+) 16...Bf5-+ 17.Re1 Be4 18.Be4 Bc3 (18...f5 19.Bf3 Bf2 20.Qf2 Qe1 21.Qe1 Re1 22.Kf2-+) 19.Bb2? (better 19.Bd2 f5 20.Bc3 bc3 21.Bf3 Qe2 22.Be2-+) 19...Be1 (19...Na4 20.Bc3 Nc3 21.Qb2-+) 20.Re1 f5 21.Qd2 (21.Bf3 Qe2 22.Re2 Re2 23.Be2 Rc8-+) 21...Qd7 (better 21...Rad8 22.Bd5 Rd5 23.Re7 Rd2 24.Re8 Kf7 25.Re1 Rb2 26.c5-+) 22.Bd5 (22.Qd7 Nd7 23.Bd5 Kf8-+) 22...Nd5 23.Re8 Re8 24.cd5 Qe7 25.Kf1 Qe4 26.d6 (26.h3 Qb1 27.Qc1 Qa2-+) 26...Rd8 (better 26...Qc4 27.Kg1 Qe2 28.Qd5 Kf8 29.g3 Qb2 30.d7-+) 27.f3 (27.d7 a5 28.h4 Qb1 (28...Qh4?! 29.Qd5 Kf8 30.Be5=) 29.Bc1 Rd7 30.Qd7 Qc1 31.Ke2 Qc4 32.Ke1 Qe4 33.Kd2 Qg2-+) 27...Qc4 28.Ke1 Qe6 29.Kf1 (29.Kf2 Qd6 30.Qc1 Qd2 31.Kg3 Qc1 32.Bc1 Rd1-+) 29...Rd6 (better 29...Qd6 30.Qe2-+) 30.Qb4 Rd1 31.Kf2 Qb6 (31...Qb6 32.Qb6 ab6-+) 0–1. Ilic,An (1890) – Roesch,Felix, 7th Arber Open, 2018. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 g6)

5.Ne2 Bg7 6.0-0 0-0 7.c4 bc3 8.Nbc3 a6 (8...d6 9.Rb1=) 9.e5 Ne8 10.f4 d6 11.Be3 de5 (11...Nc6 12.a3=) 12.fe5 Nc6 13.Be4 e6 14.Rb1 Rb8?? (better is 14...Nc7=) 15.Bc6+- b5 16.Ne4 Qb6 (16...Rb6 17.Qc1 Bb7 18.Bb7 Rb7 19.Qc6+-) 17.Be8 Re8 18.Nd6 Rf8 (18...Re7 19.Qd2 Bb7 20.Nc3+-) 19.Qd2 Bb7 20.d5 (20.Rbc1!? Bd5 21.Nf4 Rbd8 22.Nd5 ed5+-) 20...Qd8 21.Nb7 Rb7 22.d6 Be5+/- 23.Bf4 Bg7? 24.Rbc1+- Rd7 25.Rc6 Qa8 26.Rfc1 Rfd8 27.Qe3 a5?? 28.Bg5 Rd6+= 29.Rd6 Rd6 30.Qc5 Qf8 31.Be3 Rd5 32.Qf8 Kf8 33.Nf4 Rd8 34.Kf1 Bd4 35.Ke2 Be3 36.Ke3 Ke7 37.Rc5+/- Rb8 38.Nd3 Kd6 39.a4 ba4 40.Ra5 Rb1 41.Ra4 Ke7 42.Ra7 Kf6 43.h3 h5 44.Nc5 Rf1 45.Ne4 Kg7 46.Ng5 Kg8 47.h4 Rf5 48.Ra4 Rb5 49.Kf2 Rb7+/- 50.Kg3 e5 51.Ne4 Kg7 52.Kh2 Rd7 53.Ng5 Rd4?? 54.Rd4+- ed4 55.Kg3 d3 56.Kf3 Kf6 57.Ne4 Kf5+/- 58.Nd6 Ke6+= 59.Nc4 Kd5 60.Nd2 Kd4 61.Kf4+/- Kc3 62.Ke3 f6 63.Ne4?? Kc2= 64.g3 g5 65.Nd2 gh4 66.gh4 f5?? 67.Nf3?? Kc3= 68.Kf4 d2 69.Nd2 Kd2 70.Kf5 Ke3 71.Kg5 Ke4 72.Kh5 Kf5 73.Kh6 Kf6 74.Kh7 Kf7 75.h5 Kf8 76.Kh8 Kf7 77.Kh7 Kf8 Twofold repetition 78.Kg6 Kg8 79.Kf6 Kh8 80.Kg5 Kh7 81.Kf5 Kh6 82.Kg4 Kh7 ½–½. Diete,Guenter (1820) – Dahmen,Juergen (1620), Bad Woerishofen op, 2001. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.Ne2 Bg7 6.0-0 0-0 7.e5 Nd5 8.Nd2 d6 9.ed6 Qd6 10.Nc4 Qc7 11.a3 ba3 12.Na3 Nc6 13.c3 a6 14.Nc2 Bg4 15.f3 Bd7 16.Bd2 a5 17.f4 e6 18.h4 h5 19.Ng3 Bf6 20.Nh5 gh5 21.Qh5 Rfc8 22.Rf3 Kf8 23.Re1 Be8 24.Rg3 Qd7 25.f5 e5?? (better is 25...Qd6 26.Rg4 Ke7-+) 26.de5 Ne5 27.Bh6 Ke7 28.c4 Nb4?? 29.Nb4? ab4-+ 30.Re5? Be5 31.f6 Bf6 32.Re3 Kd8 33.Bf5 Ra1 34.Kh2 Qd6 35.Kh3 Rh1 36.Kg4 Rc4 37.Re4 Re4 38.Be4 0–1. Kersten,Juraj (1930) – Deak,Gabriel (2035), SVK–chT2A, 2006. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.Nf3 Bg7 6.0-0 0-0 7.e5 Ne8 8.Bb2 d6 9.Nbd2 Nc6 10.Re1 de5 11.de5 Nc7 12.Ne4 Bg4 13.Neg5 Ne6 14.Qd2 Bh6 15.Ne6 Bd2 16.Nd8 Bf3 17.gf3 (17.Nc6!? Bc6 18.Red1-/+) 17...Rfd8-/+ 18.Re4 Bc3 19.Bc3 bc3 20.Rb1 Na5 21.Kf1 Rac8 22.Ke2 Rc5 23.Ke3 f5 24.ef6 ef6 25.Re7 Rh5 26.Rc7 Rh2 27.Rb5 b6 28.Ra7 Re8 29.Kf4 Rh4 30.Kg3 Ra4 (30...Rd4 31.Rb6 Rd3 32.cd3 Rc8+=) 31.Rb6+/- Nc4 32.Bc4 (better is 32.Rba6 Ra6 33.Bc4 Rae6 34.Ra6+-) 32...Rc4+/- 33.Rf6 Re2 34.Rb6 Rc8 35.Rbb7 Rc2 36.Rg7 Kf8?? (36...Kh8 37.Rh7 Kg8 38.Rag7 Kf8 39.Rg6 Ra2 40.Rh8 Kf7 41.Rc8 Kg6 42.Rc3 Ra5+-) 37.Raf7+= (37.Rh7?! Kg8 38.Rag7 Kf8 39.Rg6 Rc1 40.Rh8 Kf7 41.Rc8 Kg6+-) 37...Ke8 38.Rh7 Ra2 (38...Re2 39.Ra7 Kd8+-) 39.Rb7 (39.Rb7 Rc7 40.Rb8 Rc8 41.Rc8) 1–0. Kuhn,Norbert (2060) – Burgemeister,Wolfgang (2025), Regionalliga NW, 2004. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.Bd3 g6)

4.e5 Nd5

5.a3 Nc6 6.Nf3 e6 7.c4 Nc3 8.Nc3= bc3 9.d5 Qa5? 10.dc6+- c2 11.Qd2 Qa4 12.cd7 Bd7 13.Bd3 Bc5 14.Qc2 Qa6 15.0-0 Bc6 16.Be4 Ba4 17.Qc3 0-0 18.Rb1 Rab8 19.Bh7! Kh7 20.Ng5 Kg8 21.Qh3?? Bc2+= 22.Rb2 Bg6 23.Kh1 Bd4 24.Rc2?? Bc2-+ 0–1. rpatru (2165) – mberlin (2190), net–chess.com, 2009.

5.a3 Qc7 6.ab4 Nc3 (6...Nb4!? 7.c3 N4c6=) 7.Qd3 Nb1 8.Rb1 d5 9.ed6 Qd6 10.Nf3 g6 11.Qe4 Bg7 12.Bb5 Nd7 13.Bf4 Qb6 14.c4 0-0 15.Qe7 Nf6 16.Bc7 (16.Qd6 Ne4 17.Qb6 ab6+-) 16...Qe6 17.Qe6 Be6 18.d5 Bf5 (18...Bd5 19.cd5 Nd5 20.Rc1=+) 19.Rd1+/- a6 20.Ba4 Ne4 21.Nd4 Nc3 22.Nf5 gf5 23.Bd7 Nd1 24.Kd1 Bc3 25.Ba5 b6 (25...Bd4 26.c5+/- (26.Bf5 b6-/+)) 26.Bb6+- Bb4 27.Kc2 Rab8 28.c5 (28.Be3 Rfd8 29.Bf5 Bd6+-) 28...Rb6 29.cb6 Rb8 30.Rb1 Rb6 31.Bf5 a5 32.Bd7 Rd6 33.Bc6 Rf6 34.f3 Rg6 35.g3 Kf8 36.Kd3 Ke7 37.Kc4 Kd6 38.Rb2 (38.Rb4 ab4 39.Be8 Rf6-/+) 38...Rh6 39.Re2 Rh5 40.f4 Rh6 41.Be8 Rf6 42.Re5 Rh6 43.Bf7 Rh2 44.Re6 Kd7 45.Be8 Kd8 (45...Kc7 46.Bc6+/-) 46.Ba4 Rg2?? (better 46...Kc7+-) 47.d6 Kc8 (47...Bd6 48.Rd6 Ke7 49.Rd3+-) 48.Re8 Kb7 49.d7 (49.d7 Rd2 50.d8R Rd8 51.Rd8+-) 1-0. Boricsev,O (2240) - Ganze,L (1940), Mukachevo UKR, 2019. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

5.a3 e6 6.Bd3 Nc6 7.Ne2 Be7 8.0-0 0-0 9.ab4 Ndb4 10.c3 Nd3 11.Qd3 d6 12.f4 de5 13.fe5 Ne5! 14.Qg3 (14.de5 Qd5 (14...Qd3) 14...Ng6 15.Ba3 Ba3 16.Na3 b6 17.Nc4 Bb7 18.Ne5 Ne5 19.Qe5 Qd5 20.Qg3 h6 21.Nf4 Qg5 22.Qf2 e5 23.de5 Qe5 24.Qg3 Qg5 25.Qf2 Rfc8 26.Ne2 Kh8 27.Rad1 Rd8 28.Ng3 Rd1 29.Rd1 Rf8 30.Rd7 Bd5 31.Ra7 Qc1 32.Nf1 Bc4 33.Rc7 b5 34.Rd7 Re8 35.Qf5 (35.Rf7 Kg8 36.Qf4-+) 35...Bf1 36.Kf2 Qe3 (36...Qe3 37.Kf1 Qe1) 0–1. Homola,Jan – Pavelek,Tomas (1845), CZE–ch U10 Sec, 2007. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5)

5.a3 e6 6.Qg4 g6 7.Nf3 f5 8.Qg3 ba3 9.Be2 (9.c4 Bb4 10.Bd2 Bd2 11.Nfd2 Nb4 12.Na3 N8c6=) 9...Bb4 10.Bd2 Bd2 11.Nbd2 0-0 12.0-0 b6 13.Ra3 a5 14.Nh4 Qe7 15.Rfa1 Nc6 16.c3 Ba6 17.Bh5?? (better is 17.Bf3!?=) 17...g5 18.Bf3 Nf4 (better is 18...Kh8 19.Nf5 Rf5-+) 19.Kh1 Ne2 20.Be2 Be2 21.f4 g4 22.Rb3 b5 23.h3 Qg7 24.Re1 Bc4 25.Ra3 gh3 26.Qg7 Kg7 27.Nc4 bc4 28.gh3 Ne7 29.Ng2 Rfb8 30.Ra4 Rc8 31.Ne3= Nd5 32.Rc4?? Rc4-+ 33.Nc4 Nc3 34.Ra1 Ne2 35.Ra4 Nf4 36.Kh2 Ne2 37.Na5 Nd4! 38.Ra3?! Nc6 39.Rg3 Kf7 40.Nc4 Ra4 41.Rc3 Ra2 42.Kg3 Re2 43.Kf4 Re4 44.Kg5 Ne5 45.Nd6+= Ke7 46.Ne4 fe4 47.Kf4 Kf6 48.Ke4 d5 49.Kf4 Ng6 50.Kg4 d4 51.Rc7 Ke5 52.Kf3 h6 53.Rc5 Kf6 54.Rh5 Ne5 55.Ke4 d3 56.Ke3 d2 57.Kd2 Nf7 58.Ke2 Kg6 59.Ra5 Ng5 60.h4 Nf7 61.Kf3 Nd6? 62.Kg4 Nf5 63.h5 Kf6 64.Kf4 Nd4 65.Ra6 Ne2 66.Kg4 1–0. Petras,Milan (2210) – Kosar,Mikulas, Prague Cedok op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5)

5.Bb2 Nc6 6.Bc4 Nb6 7.Bb3 e6 8.Nf3 d5 9.0-0 Be7 10.a3 ba3 11.Ba3 0-0 12.Be7 Qe7 13.Nbd2 Bd7 14.c4 dc4 15.Nc4 Nc4 16.Bc4 Nb4 17.Qb3 Bc6 18.Rab1 Nd5 19.Nd2 Nf4 20.Qg3 Ng2-+ 21.Nf3 Bf3 22.Qf3 Nh4 23.Qg3 Rad8 24.Rfd1 Rd7 25.f4? Nf5 26.Qh3? Rfd8 27.d5 Qc5 28.Kh1 Qc4 (28...Qc4 29.d6 Qf4-+) 0–1. Krashkov,Andrei – Ljangov,P (2160), Tringov mem Open, Plovdiv BUL, 2004.

5.Bc4 e6 6.Bd5 ed5 7.f4 d6-/+ 8.a3 Nc6 9.Nf3-/+ Bg4 10.0-0 de5 11.fe5 Qb6 12.ab4 Bf3 13.gf3 Nd4 14.Kg2 Qg6-+ 15.Kf2? Qc2 16.Kg3 Nf5 17.Kh3 Qc4 18.f4?! Bb4 19.Bd2 0-0 20.Bb4 Qb4 21.Qd5 Ne3 22.Qf3 Nf1 23.Qf1 Rac8 24.Qe2 Qf4 (24...Qf4 25.Qg4 Qe5-+) 0–1. rpatru (2165) – rthurc (2250), net–chess.com, 2009.

5.Bc4 e6 6.Nf3 Be7 7.0-0 0-0 8.a3 Nc6 9.ab4 Ncb4 10.c3 Qc7 11.Qb3 Nb6 12.Be2 Nc6 13.c4 d6 14.ed6 Qd6 15.Bb2 Nd7 16.Rd1 b6 17.Nc3 Bb7 18.Qc2 Nf6 19.Qb1 Rfc8 20.d5 ed5 21.cd5 Nb4 22.Nb5 Qc5 23.d6 Be4 24.Bd4 Bb1 25.Bc5 Bc2?? (better is 25...bc5 26.Rdb1 Bf8-/+) 26.Bb4+- Bd1 27.Rd1 Bf8 (27...a5 28.Ba3 Bf8 29.Ne5+-) 28.Ne5 Rd8?! (28...a5 29.Ba3+-) 29.Bc4 Rac8 (29...Rd7+-) 30.Bf7 Kh8 31.Be6 Rc2 1–0. Hamann,Carsten (2170) – Nixdorf,Andre (1870), Schleswig Holstein–ch M, 2008. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5)

5.Bd3 d6 6.f4 Nc6 7.Qf3 de5 8.fe5 Nd4 9.Qe4 Nc6 10.Ne2 g6 11.0-0 Bf5 12.Qf3 Be6 13.Bb2 Bg7 14.Nf4 Nf4 15.Qf4 Qa5 16.a3?! ba3 (16...ba3 17.Qf2 a2-+ (17...ab2?! 18.Ra5 Na5 19.Qd4-/+; 17...Ne5?! 18.Ra3 Qb4 19.c3 Nd3 20.cb4 Nf2 21.Bg7-+); 16...Be5?! 17.Be5 Qc5 18.Rf2 Qe5 19.Qe5 Ne5 20.ab4-+) 0–1. Antonini,David (2185) – Yacob,Francois (2260), Syre Memorial op, 1996. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5)

5.Bd3 d6 6.f4 e6 7.Nf3=+ Nc6 8.0-0 g6 9.a3 Bg7 10.ab4= Ndb4 11.Bb5 Qb6 12.Be2 de5-/+ 13.fe5 Ne5 14.Ne5 Be5 15.c3 Nc6 16.Kh1 Bd6 17.Bh6 Ne7 18.Bg7 Rg8-/+ 19.Bf6 Nd5 20.Bg5 Be7 21.Bc1 Bd7 22.c4 Nf6 23.c5 Qd8-/+ 24.Nc3 Bc6 25.Bb5 Qd7 26.Qa4 a6 27.Bg5 Nd5 28.Bc6 Qc6 29.Nb5?? Rc8 30.Nd6 Bd6 31.cd6 Qa4 32.Ra4 f6! 33.Bc1 Kd7 34.Ba3 Rc6 35.Rb1 b5 36.Ra5 Rb8 37.Bc5 e5 38.h3 ed4 39.Bd4 0–1. Kopcak,S – Janos,Jozef, SVK–ch Martin, 1996.

5.Bd3 g6 6.Nf3 Bg7 7.h4 d6 8.Ng5? de5-+ 9.h5 Nf4 10.Bf4 ef4 11.Nd2 Qd4 12.Rb1 Qe5 13.Nge4 f5 14.Nf3 Qa5 15.Ned2 Nc6 16.0-0 Be6 17.Qe2 Ba2 18.Ra1 Ba1 19.Ra1 Qd5 20.Nc4 Bc4 21.Bc4 Qe4 22.Qf1 Qc2 23.Rd1 Rd8 24.Rc1 Qb2 25.Rb1 Qf6 26.h6 a6 27.Re1 Rd6 28.Rb1 g5 29.Qe1 g4 30.Nd2 Qh4 31.g3 fg3 32.fg3 Qh6 33.Nf1 Qf6 (33...Qf6 34.Ne3 f4 35.gf4 Qf4-+) 0–1. Fernandez Garcia,I (1955) – Benitez Cadenas,L (1750), XXVI Open A, Collado Villalba ESP, 2009. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5)

5.Ne2 Nc6 6.f4 d6-/+ 7.a3 de5 8.ab4 Ndb4 9.fe5 Bf5-+ 10.Na3 e6 11.Bb2 Qh4-+ 12.g3 Qe4 13.Rg1 Be7 14.c3?? Nd3 (14...Nd3 15.Qd3 Qd3-+) 0–1. wwidener (1800) – mberlin (2190), net–chess.com, 2009.

5.Nf3 Qc7 6.Bd3 Nc6 7.Bb2 e6 8.0-0 b6 9.Nbd2 Bb7 10.Ng5 h6 11.Qh5 hg5?? (better is 11...Nd8 12.Nge4 Nf4+=) 12.Qh8+/- 0-0-0 13.Ne4 Nf4 (13...f6!?+/-) 14.Ng5+- Nd4 (14...d6 15.Nh7 Qe7 16.Nf8 Qf8 17.Qh4 Nd3 18.cd3 de5 19.de5 Rd3 20.Rad1+-) 15.Bd4 Bc5 16.Qh4 Bd4 17.Qf4 Be5 18.Qc4 (18.Qh4!? Ba1 19.Ra1+-) 18...Bh2+/- 19.Kh1 Bc6?? (better is 19...Qc4 20.Bc4 Rh8 21.Nf7 Rh4=) 20.Qh4 (20.Qb4 Rh8 21.Ba6 Kb8=) 20...Be5 21.Nf7 Bf6 22.Qh5 (better is 22.Qb4 Ba1 23.Ba6 Bb7 24.Bb7 (24.Ra1?! Ba6 25.Nd8 Qd8+/-) 24...Kb7 25.Nd8 (worse is 25.Ra1 Rg8+-) 25...Qd8 26.Ra1+-) 22...Rf8 23.Rad1 d5 24.Ba6?? Kb8+= 25.Nh8 g6 26.Ng6 Be8 27.Bd3?? Bg6-/+ 28.Bg6 Rh8 29.Qh8 Bh8 30.g4? Qf4-+ 31.f3?? Be5 32.Rf2 Qg5 33.Bh5 Kc7 34.Kg2 Kd6 35.Rdf1? Qf4 36.Kh1 a5 37.Re1? Bc3 38.Ree2 e5 39.Kg2 a4 40.Be8 a3 41.Rf1 Qc4 42.Re3 Qa2 43.Ba4 Qc4 44.Rd3 Bd4 45.Rfd1 Bc5 46.R1d2 0–1. Anderson,George – Katona,John (1835), Kent Oliver Memorial, 2004. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5)

5.Nf3 e6 6.Bd2 Nc6 7.c4 Nb6 8.Bd3 d5 9.c5?? Nc4-/+ 10.Bb4?? Nb4 (10...Nb4 11.Qa4 Nc6 12.Bc4 dc4 13.Qc4 b6-+) 0–1. Luka,Martin (2025) – Moeller,Dirk (2345), remoteschach.de, 2006.

5.Nf3 e6 6.Bd3 d6 7.a3 Nc6 8.ed6 Bd6 9.0-0 Qc7 10.g3 0-0 11.ab4 Ncb4 12.c4 Nd3 13.Qd3 Nf6 14.Nc3 Bd7 15.c5 Be7 16.Bf4 Qc8 17.Ne5 Bc6 18.Nc4 Rd8 19.Bd6 Bd6 20.Nd6 Qd7 21.Rfd1 h6 22.Rd2 Nd5 23.f4 Nc3 24.Qc3 Bd5 25.Rf2 Qc6 26.Qe3 f5 27.g4 g6 28.Qh3 Kg7 29.gf5 gf5 30.Ra3 Rg8 31.Rg3 Kh7 32.Nf7 Rg3 33.hg3 Kg7? 34.Qh6+- Kf7 35.Qh7 Ke8 36.Qg8 Kd7 37.Qg7 Kd8 38.Rh2 Qd7 39.Rh8 Kc7 40.Qe5 Kc6 41.Ra8 a6 42.Qh8 Kb5 43.Rd8 Qc7 44.Rd6 Qa5 45.Qe5 Qa1 46.Kf2+/- Kc4 47.Qe2 Kc3 48.Rb6 Qc1 49.Re6 Be6= 50.Qe6 Qd2 51.Kf3 Kd4 ½–½. Kadas,Gabor (2225) – Borsavolgyi,Tamas (2280), Hajduboszormeny op, 1997. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5)

5.Bc4 Nb6

6.Bb3 a5 7.a3 a4 8.Ba2 e6 9.ab4 Bb4-/+ 10.c3 Be7 11.Nf3 d6 12.0-0 Nc6 13.Re1 de5-/+ 14.Ne5 Ne5 15.Re5 Bf6 16.Re3 Nd5 17.Rg3 b5-/+ 18.Ba3 Bb7 19.Nd2 Rc8 20.Rc1 Nb6 21.Qe2=+ Nc4 22.Nc4+= bc4 23.Bc4 Qc7 24.Bb5 Bc6 25.Bc6 Qc6 26.Rb1 Kd7 27.d5 ed5 28.Rg7 Qc3?? 29.Rf7 Kd8 30.Be7 (30.Be7 Ke8 31.Bf6 Kf7 32.Qe7 Kg6 33.Bc3 Rhf8 34.g4 Rc3 35.Rb6 Rc6 36.Rc6 Rf6 37.Qf6#; 30.Qe6 Qc1 31.Rc1 Rc1 32.Bc1 Be7 33.Qe7 Kc8 34.Qc7#) 1–0. giveaway (2400) – escape (2330), net–chess.com, 2008.

6.Bb3 a5 7.c3 Nc6 8.f4 d5-/+ 9.Nf3 g6 10.Bc2 Bg7 11.0-0 Bd7 12.f5 gf5 13.Nh4 e6-+ 14.g3 Nc4 15.Qh5? bc3 16.Rf4 (16.Rf4 Nd4 17.Rd4-+; 16.Nc3 Nd4 17.Bd1 Be5-+) 0–1. diggitus (2325) – ancilla (2485), net–chess.com, 2007.

6.Bb3 a5 7.Nf3? a4-+ 8.Bf7 Kf7 9.Ng5 (9.e6 de6 (9...Ke6? 10.Ng5 Kd6 11.Bf4 Kc6 12.Nf7+-) 10.Ne5 Kg8-+) 9...Kg8 10.Qh5 g6 11.Qf3 Qe8 12.0-0 (12.c4 Nc6 13.c5 h6-+ (13...Nd4?! 14.Qe4 d6 15.Qd4 dc5 16.Qc5-+)) 12...Nc6 13.Be3 h6 14.Nh3 (14.Ne4 Qf7 15.Nbd2 Qf3 16.Nf3 d5 17.ed6 ed6 18.Nf6 Kf7-+) 14...Qf7 (14...d6 15.c3-+) 15.Qf7 (15.Nf4 d6-+) 15...Kf7 16.Nf4 g5 17.Nh5 (17.Ne2 d6 18.ed6 ed6-+) 17...d6 18.Nd2 (18.ed6 ed6 19.Nd2 Nd5-+) 18...de5 19.de5 Nd5 20.Rae1 (20.h3 Bf5 21.Rae1 Rd8-+) 20...Kg6 (20...Ne5?! 21.Bd4 Ng6 22.Bh8 Nh8 23.f4-+) 21.Ng3 Be6 22.Nf3 (22.Ra1 Bg7 23.Nf3 Rhd8-+) 22...Ne3 23.Re3 Ba2 24.h4 Bg7 (24...Bd5 25.e6-+) 25.Rd1 (25.h5 Kf7-+) 25...Rhd8 (25...g4 26.h5 Kf7 27.Nh2 Ne5 28.Rde1-+) 26.Rde1 (26.Rd8 Rd8 27.h5 Kh7-+) 26...g4 27.h5 Kh7 28.Nh2 Nd4 29.Rc1 Rac8 30.Ra1 Nc2 31.Ra2 Ne3 32.fe3 Be5 0–1. Maziarz,Pawel (1800) – Nookala,Kamesh (1780), FICGS, 2010. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5 5.Bc4 Nb6)

6.Bb3 Nc6 7.a3 e6 8.ab4 Bb4 9.c3 Be7 10.Qg4 Qc7?? (better is 10...g6+=) 11.Qg7+- Rf8 12.Nf3 (12.Qh7 Nd4 13.Bd1 Qe5 14.Be3 Nf5-/+) 12...d6 13.ed6 Bd6 14.Bh6 f5? (better is 14...Nd7!?+/-) 15.Qc7+- Bc7 16.Bf8 Kf8 17.0-0 Bd7 18.Re1 Re8 19.Nbd2 h6 20.Nc4 Nd5 (better is 20...Nc4 21.Bc4 a6+-) 21.Nce5 Ne5 22.Ne5 (22.de5?! a5+-; 22.Re5?! Bc6 23.Bd5 Bd5 24.Rd5 ed5 25.Ra7 Re7+/-) 22...Be5 23.Bd5 (23.de5?! Nc3 24.Ra7 Bc6+-) 23...Bh2 24.Kh2 ed5 25.Re8 Ke8 26.Ra7 Bc6 27.Kg3 Kf7 28.Kf4 Kf6 29.Ra8 Bd7 30.Rh8 Kg6 31.Ke5 Bc6 32.Rg8 Kf7 33.Rd8 Kg6 34.Rd6 Kg5 (34...Kg7+-) 35.f4 (35.f4 Kg4 36.Rg6 Kh4 37.Rh6 Kg3 38.Rc6 bc6 39.Kf5+-) 1–0. Kowallik,Juergen – Barskij,Alexander, Ruhrgebiet VL2–chT, 1995. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5 5.Bc4 Nb6)

6.Bb3 e6 7.f4 d5 8.a3 Nc6 9.ab4 Bb4 10.c3 Be7 11.Nf3 Nc4 12.0-0 N6a5 13.Bc2 Bd7 14.Ng5 g6 15.Rf3 Qb6 16.Kh1 h6 17.Nf7 (better is 17.Rh3!?-/+) 17...Kf7-+ 18.Bg6 Kg6 19.Rg3 Bg5! 20.Nd2 (20.fg5 Kf7 Combination) 20...Nd2 21.Bd2 Qb3 22.Qe2 (22.Qe1 Nc4 23.fg5 h5-+ (23...Nd2 24.gh6 Kf7 25.Rg7 Kf8 26.Qf2 Nf3 27.Qf3 Ke8 28.Qf7 Kd8 29.Qd7)) 22...Nc4 23.fg5 h5 24.Qd3 Kg7 25.Rb1 Nb2 26.Qf1 Rhf8 27.Qc1 Qc4 28.g6 Nd3 29.Bh6 Kg8 30.Qa3 Rfe8 31.g7 Nf2-/+ 32.Kg1 Ng4 33.Rf1 Qf1 34.Kf1 Nh6 35.Rg5 h4 36.g4 hg3! 37.h4 Nf5-+ 38.h5 Bb5 39.Kg1 Bd3 40.Qc1 Re7 41.h6 Kh7 42.Qd1 Be4 43.Qh5 Nh6 44.g8Q Rg8 45.Rg8 Kg8 46.Qh6 g2 47.Qf6 Rh7 48.Qe6 Kf8 49.Qf6 Ke8 50.Qe6 ½–½. Gergel,Vladimir P – Kaiumov,Dmitry D, Dus Chotimirsky Memorial, 1977. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

6.Bb3 e6 7.Qh5 g6 8.Qe2 Nc6 9.Nf3 Bg7 10.a3 0-0 11.ab4+= Nb4 12.Ba3+/- a5 13.0-0 d5 14.c3+/- Nc6 15.Bf8 Bf8 16.Na3 a4 17.Bc2 Bd7 18.Rfb1 Na5 19.Bd1 Nbc4 20.Nc4 Nc4 21.Nd2 b5 22.Nc4 bc4 23.Qf3 a3 24.Qf4 Qa5 25.Qc1 a2? 26.Rb2+- Ba3 27.Raa2 Bc6 28.Qd2 Qd8 29.Rb1 Qf8 30.Rba1 Be7 31.Ra8 Ba8 32.Qa2 Bg5?? 33.Qa8 Kg7 34.Qa2 Qe7 35.Rb1 Bf4 36.g3 Qg5 37.Qa7 Bd2 38.Rb8 Bc3 39.Qa3 Bd4 40.Qf8# 1–0. marekt – sketchitout, chessworld.net, 2008.

6.Bd3 Nc6 7.a3 a5 8.ab4 ab4 9.Ra8 Na8 10.Ne2 d5 11.0-0 g6 12.Be3 Bg7 13.Qc1 0-0 14.Bh6 f6 15.Bg7 Kg7 16.ef6 ef6 17.Nd2 Nc7 18.Nb3 Ne6 19.c4 bc3 20.Qc3 Qd6 21.Rb1 Rf7 22.g3 Re7 23.Nd2 Ng5 24.h4 Nh3 25.Kg2 Qe6 26.Nf3 g5 27.hg5 fg5 28.Ne5 g4 29.Re1 Qf6 30.Nf4 Nf4 31.gf4 Qf4 32.Nc6 Rf7 33.Qc2 Qf3 34.Kg1 g3 35.fg3 Qg3 36.Qg2 Qg2 37.Kg2 bc6 38.Kg3 h5 39.Re5 Bg4 40.Be2 Be2 41.Re2 Kf6 42.Re5 Rg7 43.Kf3 Rg5 44.Re8 Rg4 45.Rc8 Rd4 46.Rc6 Kg5 47.Rd6 Rf4 48.Kg2 d4 49.Rd8 Rg4 50.Kf3 Kh4 51.Rd5 d3! 52.Kf2 Rg3 53.Rd8 Kh3 54.Rd4 h4 55.Rd8 Kh2 56.Rd4 h3 57.Kf1 Rg1 58.Kf2 d2! 0–1. Schmikli,Laszlo (2235) – Kovacocy,Pavol (2230), SVK–chT3A2, 2009. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5 5.Bc4 Nb6)

6.Bd3 Nc6 7.Ne2 e6 8.a3 d6 9.ed6 Bd6 10.ab4 Nb4 11.Be4 Qc7 12.c3 N4d5 13.Qd3 Bd7 14.Nd2 f5 (worse is 14...Bh2 15.g3 Bg3 16.fg3+=) 15.Bf3 0-0 16.c4 Nf4 17.Qb3 Ne2 18.Be2 Bf4 (18...Bh2? 19.Qh3+-) 19.g3 Bg5 20.0-0 Bc6 21.c5 Nd5 22.Nf3 Bf6 23.Bb2 g5 ½–½. Heimrath,Wolfgang (2120) – Wltschek,Christian (1905), Landesliga Nord, 2006. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5 5.Bc4 Nb6)

6.Bd3 d6 7.Nf3 Nc6 8.ed6 Bg4 9.Be3 Qd6 10.Nbd2 Nd5 11.0-0 e6 12.Ne4 Qc7 13.h3 Bh5 14.Rc1 Be7 15.c4 bc3! 16.Nc3 Nc3 17.Rc3 0-0 18.Qb1 Bf3 19.gf3 g6 20.Be4 Qa5 21.Rb3 f5 22.Bc6 bc6 23.Rb7 f4 24.Bc1 Qd5 25.Qb3 Qb3 26.ab3 Bd6 27.Re1 Rf7 28.Rf7 Kf7 29.Bd2 Bc7 (better is 29...Rb8!? 30.Ra1 Rb7-+) 30.Rc1-/+ g5 31.Rc6 Bb6 32.Bc3 Rd8 33.Rc4 Kg6 34.Kg2 Kf5 35.Rb4 Rd5 36.Rc4 Rb5 37.b4 Rd5 38.Kf1 Kf6 39.Ke2 Ke7 40.Kf1 Kd7 41.Kg2 Rf5 42.Kf1 Kd6 43.Ke2 Rf8 44.b5 Kd5 45.Kd3 Rf7 46.Bb4 e5 47.de5 Ke5 48.Bc3 Kd5 49.Re4 Rf5 50.Re7 Bf2 51.Rh7 Ke6 52.Kc4 Rc5 53.Kb4 Rd5 54.Kc4 Rd1 55.Rh6 Kf7 56.Rf6 Ke7 57.Rg6 Rh1 58.Rh6 Kf7 59.Rh7 Kg6 60.Rh8 Rc1 61.Kd3 ½–½. Solgalov,Victor (2200) – Karasev,Vladimir I (2375), RUS–ch Seniors, 2009. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5 5.Bc4 Nb6)

6.Bb3 d5

7.a3 a5!?-/+.

7.a3 e6 8.ab4 Bb4 9.c3 Be7 10.Qg4 Bf8 11.Ne2 h5 12.Qg3 Bd7 13.Na3 Nc6 14.Bc2 Ne7 (14...h4 15.Qg4+=) 15.Bg5= Nbc8 16.0-0 Qc7 17.Bd3 Qb8 (17...Nb6 18.Rfc1=) 18.Rfb1 a6 19.Nc2 Qc7 20.Ne3 Bc6 21.f4 (21.Nf4 b5=) 21...g6 22.Bf6 Rg8 23.Qh3 Bh6 24.g4 Qd7 25.Kh1 Bg7 26.gh5 Bf6 27.ef6 Nf5 28.hg6 fg6 29.Ng4 Qc7 30.Ne5 Ncd6 31.Rg1 Attacking the isolated pawn on g6 31...0-0-0 32.Rg6 Rg6 33.Ng6 Qf7 34.Bf5 Nf5+= 35.Ne5 Qf6 36.Nc6 bc6 37.Ra6+/- Kb7 38.Ra1 Nd6 39.Qh7 Nf7?? 40.Rb1 Kc7+/- 41.Qh3 Qg6 42.Re1 Rg8 43.Ng3+/- Nd8 44.f5+- ef5 45.Nf5 Nb7 46.Re7+- Kb8 47.Qf1 Kc8? 48.Re1 Re8 49.Ne7 Re7 50.Re7 (50.Re7 Qg4 51.h3+-) 1–0. Reig Pinol,Armand – Girona Campi,Joan, Tarragona op, 1994. (=1.e4 c5 2.b4 cb4 3.d4 Nf6)

7.a3 e6 8.ab4 Bb4 9.c3 Be7 10.Qg4 g6 11.Ne2 (11.Bh6 a5+=) 11...0-0 (11...h5 12.Qf3-/+) 12.Bh6 (12.h4 f5 13.ef6 Rf6=) 12...f5 13.Qh3 Rf7 14.f4 (14.0-0 Nc6-/+) 14...Bd7 15.Nd2 Bb5 16.Nf3 Be2 17.Ke2 a5 18.Ng5 Bg5 19.Bg5 Qc7 20.Rhc1 a4 21.Ba2 Nc6 22.Qd3 Na5 23.Rab1 Nb3 (better is 23...a3!?-/+) 24.Bb3+= ab3 25.Rb3 Ra2 26.Rc2 Rc2 (26...Ra5 27.Kf2=) 27.Qc2 Rf8 (27...Na4 28.Ra3 Qc4 29.Ke3=) 28.Qd3 (28.Ra3 Nc4 29.Ra7 Rb8+=) 28...Ra8 (28...Nc4 29.Kf2+=) 29.Qb5= Na4? (better is 29...Nc4=) 30.Kd2+- b6 (30...Kf7 31.Qb7 Ra7 32.Qc7 Rc7 33.Bd8+-) 31.Ra3 Qa7 32.Qc6 Kf7? (32...b5+-) 33.Bf6 h5 (33...b5 34.Qb5 Kf8+-) 34.Ra4 (34.Ra4 g5 35.Qd6 Qb7 36.Ra8 h4 37.Qf8 Kg6 38.Qg8 Kh6 39.Qg5 Kh7 40.Qh5) 1–0. Egholm,Leif (1795) – Kirchner,Michal, Open Teplice, 2013. (=1.e4 c5 2.b4 cb4-/+ 3.d4 Nf6 4.e5 Nd5 5.Bc4 Nb6)

7.ed6 ed6 8.Nf3 Be7 9.0-0 0-0 10.Re1 Re8 11.Bf4 Nc6 12.c3 bc3 13.Nc3 Bf5 14.Nb5 a6 (better is 14...Qd7!?-/+) 15.Nd6= Bd6 16.Re8 Qe8 17.Bd6 Rd8? (better is 17...Qd7 18.Bc5 Nd5+=) 18.Bc7+- Rc8? (better is 18...Nd5 19.Bd8 Qd8+-) 19.Bb6 Nb4 20.Ng5 Rd8 (20...Bc2 21.Qh5 Bg6+-) 21.Bf7 Qf7 22.Nf7 Kf7 23.Bd8 g6 24.Qb3 Nd5 25.Qd5 Be6 (25...Kg7 26.Qe5 Kh6 27.Bf6 Kh5 28.Qf4 b6 29.Qg5) 26.Qb7 Ke8 (26...Kg8 27.Bf6 Bd7 28.Qd7 Kf8 29.Qe7 Kg8 30.Qe8) 27.Qe7 1–0. marekt – anglewolf, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 Nf6 4.e5 Nd5 5.Bc4 Nb6)

7.Nf3 Nc6-/+.

3.e4 g6

4.a3 b3 5.cb3+= Bg7 (5...d5 6.ed5 Nf6 7.Nc3+=) 6.Nf3 (6.Nc3 d5 7.Nd5 e6+-) 6...Nc6 (6...d5 7.ed5 Nf6 8.Nc3+=) 7.Ra2 (7.Nc3 d6+=) 7...d6 (7...d5 8.ed5 Qd5 9.Nc3+=) 8.Rc2 (8.d5 Ne5+=) 8...Nf6 (8...Bg4 9.Be3+=) 9.Nbd2 (9.d5 Ne5 10.Ne5 de5 11.Bb5 Bd7 12.Bd7 Qd7+-) 9...Bg4= 10.d5 (10.Bb5 Qb6 11.Bc6 bc6=) 10...Nd4 11.Rc4 Nf3 (11...Nd7 12.h3 Bf3 13.Nf3 Nf3 14.gf3=) 12.Nf3 0-0 13.h3 (13.Bd3 e6 14.0-0 ed5 15.ed5 Qa5=) 13...Bf3 (13...Bd7 14.Bd3=) 14.gf3 (14.Qf3 e6 15.Bf4 ed5 16.ed5 Qa5 17.Bd2 Rfe8 18.Be2 Qa3-/+) 14...Rc8 (14...e6 15.de6 fe6 16.Rc2=+) 15.Bd3 (15.Rc8 Qc8 16.Bc4 a6=) 15...Rc4 16.Bc4 Qc7 (16...b5 17.Bd3=+) 17.0-0 (17.Bb2 b5 18.Bd3 Rc8=+) 17...Rc8=+ 18.Kg2 a6 19.a4 (19.Rg1 b5 20.Be2 e6 21.de6 fe6=+) 19...Nd7=+ 20.Be3 Ne5 (20...Nc5 21.Be2=+) 21.Be2= Qc3 (21...h6 22.Qb1=) 22.f4 (22.Qb1 Qc2 23.Rc1 Qb1 24.Rb1 Rc2+=) 22...Nd7 23.Bg4 Qc7 (23...Rc7 24.Bd7 Rd7 25.Qb1=) 24.Qb1 (24.Rg1 Qd8+=) 24...h5 (24...Qd8 25.Rg1=) 25.Rc1+= Qd8 26.Bf3 (26.Be2 Rc1 27.Qc1 Nf6=) 26...Rc3 (26...Rc1 27.Qc1 a5 28.Qc4+=) 27.Rc3 Bc3 28.Qd3 (28.b4 Nf6+=) 28...Qa5= 29.Qc4 (29.e5 de5 30.f5 gf5 31.Qf5 Nf6+=) 29...Nc5 30.e5 (30.Bc5 Qc5 31.Qc5 dc5=) 30...b5 31.ab5 ab5 32.Qe2 Nb3 (32...Qb4 33.ed6 ed6 34.Bc5 Qc5 35.Qe8 Kg7 36.f5=) 33.e6 (33.f5 A) 33...de5 34.fg6 f6 35.d6+- (35.Bh5?! Nd4 36.Qg4 Qd8+=); B) 33...Be5 34.fg6 f6 35.Be4+- (35.Bh5?! Qa4+=); C) 33...Qb4 34.fg6 fg6=) 33...f5=+ 34.Bh5 gh5 35.Qh5 Qd8 36.Qf5 (36.Qg6 Bg7 37.Qf7 Kh7 38.Qf5 Kh8=) 36...Qf8=+ 37.Qb1 Nd4 38.Qd3 (better 38.Bd4!? Bd4 39.Qb5 Qf4 40.Qe2=+) 38...Qg7-+ 39.Kf1 b4 40.h4? (better 40.Bd4 Qd4 41.Qg6 Qg7 42.Qe8 Qf8 43.Qg6 Bg7 44.Qg3-+) 40...Qh7 (better 40...Nf3 41.Qf5 b3-+) 41.Qa6 (41.Qh7 Kh7 42.Bd4 Bd4 43.Ke2-+) 41...Qh4 42.Qc8 (42.Bd4 Bd4 43.Qa8 Kg7 44.Ke2-+) 42...Kg7 43.Bd4 Bd4 44.Kg2 Qf2 45.Kh3 Qf3 46.Kh2 Qf4 (46...Bf2 47.Qg8 Kg8 48.f5 Qg3 49.Kh1 Qg1) 47.Kg2 Qf2 (47...Qg4 48.Kf1 Qf3 49.Ke1 Qf2 50.Kd1 Bc3 51.Qc3 bc3 52.Kc1 Qd2 53.Kb1 Qb2) 48.Kh3 Be5 49.Kg4 (49.Qf8 Kf8 50.Kg4 Qg2 51.Kf5 Qf3 52.Kg6 Qg4 53.Kh6 Bg7 54.Kh7 Qe4) 49...Qg3 50.Kh5 Bf6 (50...Bf6 51.Qf8 Kf8 52.Kh6 Qg5 53.Kh7 Qg7; 50...Qf3 51.Kg5 Bf6) 0–1. Kadas,Gabor (2280) – Homonnay,Adam, Gyongyos op, 1994. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.a3 Qb6 5.ab4 Bg7 6.c3 d6 7.Nf3 Nf6 8.Bd3 0-0 9.h3 Re8 10.Be3 (10.0-0 d5 11.e5 Ne4+-) 10...Qc7 (10...d5 11.e5 Nfd7 12.Ra5+-) 11.Qd2 (11.0-0 d5 12.e5 Nfd7+=) 11...b6 12.Bh6 (12.Na3 a6+=) 12...Bb7 (12...e5 13.Bg7 Kg7 14.d5+=) 13.Bg7 Kg7 14.Qe3 e5 15.d5 a6 (15...a5 16.0-0+=) 16.0-0 b5 (16...Nbd7+=) 17.Nbd2 (17.Rc1 Nbd7 18.Na3 Bd5 19.ed5 e4+=) 17...Nbd7 (better 17...Qc3!? 18.Rfb1 Nbd7=) 18.c4 (18.Rfc1 Rec8+-) 18...bc4 19.Nc4 Bd5 20.ed5 e4 21.Be2 (21.Rfc1 ed3 22.Qd3 Nb6+=) 21...ef3 22.Qf3 Re4 (22...Ne5 23.Ne5 Re5 24.Ba6=) 23.Rfc1 Qb8 24.Rab1 (24.Rcb1 Ne5 25.Ne5 Re5+=) 24...Nb6 (24...Ne5 25.Ne5 Re5 26.Bc4=) 25.Nb6 Qb6 26.Rc6 Qd4 27.Rd6 Attacks the isolani on a6 27...Rf4? (better 27...Rae8!? 28.Bf1 Re1 29.Re1 Re1 30.Rf6 Qf6-/+) 28.Qe3+- Rb8 29.Ra6 (29.Ba6 Rb4 30.Rb4 Qe3 31.fe3 Rb4+-) 29...Rb4? (better 29...Nd5 30.Qd4 Rd4=) 30.Rb4+- Qb4 31.Bf3 Rd4 (31...Rf5 32.Rb6 Qh4 33.Qc3+-) 32.Qe5 Rf4 33.Ra7 (33.d6 Rf5 34.Qe3 Nd7+-) 33...Qd4 (33...Rf5 34.Qa1 Rf4 35.Rc7+-) 34.Qd4 (34.Qe3 h6+-) 34...Rd4+- 35.Ra5 Ne8 (35...Nd7 36.Kf1+-) 36.Kf1 (36.Ra6 Nf6+-) 36...Kf6 37.Ke2 Ke5 38.Ra7 Nd6 39.g4 (39.Re7 Kf6 40.Rc7 Ke5+-) 39...h6 40.Bg2 Rb4 41.Re7 (41.Kd3 Rb2 42.Re7 Kf4+-) 41...Kf6 42.Rd7 (42.Re3 Rb2 43.Kf3 Rd2+-) 42...Nc4 (42...Rb2 43.Ke1 Rb1 44.Kd2 Rb2 45.Ke3 Nc4 46.Kd4 Rf2 47.Kc4 Rg2 48.Rd8=) 43.Ra7+- Nd6 44.Bf3 (44.Ke3 Rb3 45.Kd4 Nb5 46.Kc4 Rb2+-) 44...g5 (44...Rb3 45.Rd7 Ke5 46.Re7 Kf6 47.Re3 Rb2 48.Kf1+-) 45.Kf1 Rf4 (45...Nc4 46.Bg2+-) 46.Kg2 Rb4 47.Kg3 (47.Ra8 Rb6+-) 47...Rf4 (47...Rb3 48.Ra6 Ke5 49.Kg2+-) 48.Rd7 Ke5 49.Re7 (49.Bg2 Rd4+-) 49...Kf6 50.Re3 Rb4 (50...h5 51.Rb3+-) 51.Bg2 Rd4 52.Re1 (52.Rc3 Ke5+-) 52...Rb4 (52...Rd2 53.Ra1+=) 53.Ra1 (53.h4 Nc4+-) 53...Rd4 54.Ra8 (54.Ra2 Ke5+-) 54...Rb4 (54...Rd3 55.Kh2+-) 55.Rh8 Kg7 (55...Kg6 56.Rd8 Rb6 57.Rd7+-) 56.Rd8 Rb6 57.Kf3 (57.f4 f5+-) 57...Kf6 58.Ke3 (58.Rh8!?+-) 58...Ke5= 59.Bf3 Kf6 (59...f5!?+=) 60.Kd4 Ke7 61.Ra8 Ne8 (61...Rb4!? 62.Ke3 f5+-) 62.Ra7 (62.Kc5 Rf6 63.Be4 Nd6 64.Ra7 Kd8+-) 62...Kf6 63.Ra2 Rb4 (63...Rb3 64.Bg2+-) 64.Kc5 Rf4 (64...Rb3 65.Bg2+-) 65.Bg2 Ke7 (65...Ng7+-) 66.d6! Nd6 67.Ra7 (67.Re2 Kf6 68.Kd6 Ra4+-) 67...Kf8 (67...Kf6 68.Kd6 Rf2 69.Bd5+-) 68.Kd6 Rf2 69.Bd5 Rf6 70.Ke5 Rf2 (70...Kg7 71.Rd7+-) 71.Ra3 (71.Kd4 Kg7+-) 71...Rf4 (71...Kg7 72.Kd6+-) 72.Rf3 f6 (72...Rf3 73.Bf3 Ke7 74.Bd5+-) 73.Ke6 (73.Ke6 Rf3 74.Bf3+-) 1–0. Krastev,Goran (2150) – Tsenkov,Tsenko, Albena Chess Festival – A Tournament, 2016. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.a3 Nc6 5.ab4 Nb4 6.c3 Nc6 7.Nf3 (7.d5 Na5 8.Qd4 f6=) 7...Bg7 8.Bc4 d6 9.Qb3 e6 10.d5 ed5 11.Bd5 Qe7 12.Ng5 (12.0-0 Nf6=) 12...Nd8 13.0-0 Nf6 14.Bc4 (14.Na3 h6 15.Nf3 Ne6=) 14...0-0 15.Nd2 h6 16.Ngf3 Ne4 17.Ne4 Qe4 18.Re1 Qc6 19.Nd4 Qd7 20.Ba3 a6 21.Rad1 b5+= 22.Bd3 Bb7 23.h3 Nc6 24.Bg6 Kh8 25.Bh5 Be5?? 26.Bg4 f5 27.Nc6+/- Bc6?? 28.Re5!+- fg4 29.Rd6 Qg7 30.Ree6 Be4 31.Re4 gh3 32.g3 h2 33.Kh2 Rf2 34.Kh3 Rg8 35.c4?? Qg5?? 36.Qc3 Kh7 37.Rd7 Rg7 38.Rg7 Qg7 39.Qg7 Kg7 40.cb5 ab5 41.Rb4 Rf5 42.Bc1 Kg6 43.Bd2 Rd5 44.Rg4 Kh7 45.Bc3 Rg5?? leading to a quick end 46.Rg5 hg5 47.Kg4 Kg6 48.Bd2 Kf6 49.Bg5 Kg6 50.Bd2 Kf7 51.Kh5 Kg7 52.Kg5 Kh7 53.Kf6 (53.Kf6 b4 54.Bb4 Kg8 55.Kg6 Kh8 56.Kf7 Kh7 57.Bf8 Kh8 58.g4 Kh7 59.g5 Kh8 60.Bg7 Kh7 61.g6) 1–0. Schlag,Franz (2140) – Kienel,Norbert, GER–ch Seniors, 2001. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.Bb2 Bg7 5.Nd2 d5 7.ed5 Qd5 8.Bc4 Qd7 9.Rb1 Na5 10.d5 Nf6 11.Ne5 =+.

4.Bb2 Bg7 5.Be2 Nc6 6.Nf3 d6 7.Nbd2 Bg4 8.Rb1 Bf3 9.Nf3 d5 10.e5 e6 11.a3 a5 12.0-0 Nge7 13.Re1 0-0 14.ab4 Nb4 15.Ba3 Nec6? (better is 15...Qc7=) 16.c3+- Na6 17.Bf8 Kf8 18.Rb7 Qc8 19.Qb1 Nab4 20.Rb5 (20.cb4?! Qb7 21.b5 Nb4+=) 20...Na6 21.Rb6 Nab8 22.Qb5 Na7 23.Qa5 Nd7 (23...Nbc6 24.Qa4 Rb8+-) 24.Ra6 Qb7 25.Ra1 Nb8 (25...Kg8+-) 26.Qd8 1–0. Liou,Arthur (1645) – Xiao,Ted, California State–ch, 2006. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.Bb2 Bg7 5.f4 d6 6.Nf3 Nf6 7.Bd3 0-0 8.Nbd2 a6 9.0-0 Qc7 (9...Nh5 10.f5+=) 10.Qe1+= b5 11.Qh4 Nc6 12.Rae1 d5 (12...Bd7!?-/+) 13.e5= Ng4 14.h3 (14.Nb3!?=) 14...Nh6-/+ 15.g4 Nd8 (15...f5 16.ef6 ef6 17.Re2-/+) 16.Nb3 (better is 16.f5+=) 16...Nb7?? (better is 16...f6=) 17.f5!+- gf5? (better is 17...Nd8+-) 18.g5 Qb6 19.Bc1 f4 20.Qf4 f6 (20...Nf5 21.Bf5 Bf5 22.Qf5 Rac8+-) 21.gh6 Bh8 (21...Rf7 22.hg7 Rg7 23.Kh2 Qe6+-) 22.e6! Be6 (22...Be6 23.Qg3 Double attack) 23.Re6! Qe6 (23...Qe6 24.Nc5) 24.Qg3 (24.Qg3 Kf7 25.Ng5 Ke8 26.Ne6+-) 1–0. Ackaert,Thierry (2030) – Poivre,Eric (2005), BEL–chT, 2013. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.Bb2 Bg7 5.f4 Nf6 6.Nd2 0-0 7.Ngf3 d6 8.Bd3 a5 9.0-0 Bd7 10.Qe2 Qc7 11.Bc4 d5 12.ed5 b5 13.Bd3 Nd5 14.Ne5 Nc6 15.Ne4 Rad8 16.Nc5 (16.Rad1 Nc3! 17.Bc3 bc3-/+) 16...Ne5 (better is 16...Nf4 17.Rf4 Ne5 18.de5 Qc5 19.Bd4 Qd5-+) 17.fe5+= a4 18.Nd7 (18.Bb5 a3 19.Nd7 ab2-+) 18...Qd7 19.Bb5 Qa7 20.Rad1 a3 21.Ba1 Nc7 22.Bc4 Qb6 23.Kh1 e6 24.c3 Nd5 25.Rb1 Rfe8 26.Bd5 Rd5 27.Rb4 Qc6 28.Qf3 Qc7 29.c4 Rd7 30.Qa3 Bf8 31.c5 Red8 32.Qb3 Bh6 33.Qf3 Rd5 34.Rfb1 Qa5 35.a4 Bf8 36.Bc3 Qa6 37.a5! R5d7 38.Rb7 Qc4 39.h3 Qa2 40.c6 Re7 41.R1b2 Qa1 42.Kh2 Qa4 43.Re7 Be7 44.c7 (44.c7 Rf8 45.Rb8+-) 1–0. Oledzki,Tomasz (2000) – Jozwicki,Jakub (1800), Solec Kuj–ch Seniors Poland, 2003. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.Bc4 Nc6 5.Nf3 Bg7 6.Bb2 d6 7.0-0 e6 8.Re1 Nge7 9.Nbd2 0-0 10.Nf1 Na5 11.Bd3 f5 12.Ng3 Qc7 13.ef5 Nf5 14.Nf5 ef5 15.Qd2 Nc6 16.Rab1 a5 17.Bc4 Kh8 18.Ng5 Nd8 19.Qd3 h6 20.Qh3?? (better is 20.Nf3=) 20...Qc4-+ 21.d5 h5 22.Re7 (22.Qe3 Bb2 (22...Qd5 23.Qe8 Re8 24.Re8 Qg8 25.Rd8 Qd8 26.Nf7 Kg8 27.Nd8 Bb2 28.Rb2-+; 22...Qa2?? 23.Qe8 Kg8 24.Qg6 Rf7 25.Re8 Rf8 26.Qg7; 22...Qc2?? 23.Qe8 Ne6 24.Qg6+-) 23.Rb2 Qd5-+) 22...Bb2 23.Rh7 Kg8 24.Rh5 (24.Rb2 Re8 25.Rb1 Qa2 26.Qb3 Qb3 27.cb3-+) 24...gh5 25.Qh5 Qc7 26.Rb2 Qg7 27.Rb3 Qa1 (27...Qa1 28.Rb1 Qb1 29.Qd1 Qd1) 0–1. Rijnaarts,Sjef – Van Zutphen,Jimmy, NED–ch U18 Hengelo, 1995. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.Bc4 d6 5.f4 Nf6 6.e5 d5 7.Bd3 Nfd7 8.f5 Nb6 9.e6 fe6 10.fg6 hg6 11.Qg4 Nc6 12.Qg6 Kd7 13.Nf3 Qe8 14.Qg3 Bh6 15.Bh6 Rh6 16.0-0 Kd8 17.Nbd2 a6 18.Nb3 Nd7 19.Rae1 b6 20.Ng5 Nf6 21.Ne6 Be6 22.Re6 Qd7 23.Bf5 Qe8?? (better is 23...Qc7!?+=) 24.Rd6! ed6 25.Qd6 Nd7 26.Qh6 Kc7 27.Be6 Ne7 28.Qf4 Kc6 29.Re1 Ra7? (29...Qf8 30.Qg5 Rb8 31.Rf1+-) 30.Qh6 (30.Bg4 Ng6 31.Qg3 Qc8 32.Re6 Kb7 33.Rg6 Qc2+-) 30...Kb5 31.Bd5! Qd8 32.Re7! (32.Re7 Qc8 33.Be6 Qc2 34.Rd7 Qb1 35.Kf2 Qc2 36.Qd2 Qd2 37.Nd2+-) 1–0. Jansen,Bob – Soerdjan,Kiran, Hengelo U20 op, 2003. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.Bc4 Bg7 5.Nf3 d5 6.ed5 (worse is 6.Bd5 Nf6 7.Qe2 Nd5 8.Qb5 Bd7 9.Qd5 Nc6-/+) 6...Nf6 7.Ne5 (7.0-0!?+=) 7...0-0-/+ 8.0-0 Nd5 9.f4 (better is 9.a3!?-/+) 9...Nc6-+ 10.Bb3 Be6 11.Nc6 (11.Rf2 Qd6-+) 11...bc6 12.Kh1 (12.Rf2 c5! 13.dc5 Rc8-+) 12...Nc7 (better is 12...c5!? 13.Bd5 Qd5 14.Bb2-+) 13.Be3 (13.Bb2 a5-+) 13...c5! 14.Nd2 (14.dc5 Ba1 Pinning (14...Ba1 Deflection)) 14...cd4 15.Bg1 Bb3 (15...Nd5 16.Nf3 Ne3 17.Be3 de3 18.Qd8 Rfd8 19.Rae1-+) 16.Nb3 (16.ab3 Nb5 17.Nc4 Qc7-+) 16...Nb5 17.Qd3 Qd5 18.f5 (18.a4 Nc3-+) 18...Rad8 (18...Rac8 19.Rad1 Rc3 20.Qe2-+) 19.Rae1 (19.Bf2 Qf5 20.Be1 Qd3 21.cd3 Nc3-+) 19...Rd7 20.Rf4 e5 (20...Rc8!? 21.Rfe4 Bf6 22.fg6 hg6 23.Rg4-+) 21.fe6 fe6 22.Rfe4 (22.Rf8 Bf8 23.Qe4 Qe4 24.Re4-+) 22...e5 23.Qh3 (23.Qe2 Rf5 24.Qd3 Rc7-+) 23...Rdf7 (23...Rc7 24.Qg3 Rf5 25.Nd4 ed4 26.Re8 Rf8 27.R8e5 Be5 28.Re5 Qa2 29.Rb5 Rc2 30.h3-+) 24.Nd2 (24.Qg3 Rf5-+) 24...Nd6 (better is 24...Nc3 25.Rg4-+) 25.R4e2 a5 (better is 25...Rc7 26.Qb3 Qb3 27.cb3-+ (worse is 27.ab3 Rc2 28.Nf3 Re2 29.Re2 d3-+)) 26.Qh4 (26.Qb3 Qc5 27.h3-+) 26...a4 (26...Rc8 27.Qg3 Rc2 28.Qb3 Qb3 29.Nb3 (29.ab3?? d3 30.Re3 Rd2-+) 29...Re2 30.Re2-+) 27.Qg4 Rf5 28.Qh4 (28.Nf3 Rc8 29.Bf2 Qa2-+) 28...Rh5 29.Qg4 Qa2 (better is 29...Nb5 30.Ne4 Rhf5 31.Rd2-+) 30.Nf3 (30.Qd7 Nf5 31.Ne4-+) 30...Qd5 31.Qd7 (31.Ng5 Nf5 32.Bf2 a3-+) 31...Kh8 (31...e4!? 32.Nd4 Bd4 33.Rd1-+) 32.Qg4 (32.Qa4 e4 33.Nd4 Bd4 34.Qb4 Be5-+) 32...Nf7 (32...a3 33.Nd2 a2 34.Nf1-+) 33.Qg3 (33.Nd2 Rf5 34.Qe4 Qb5-+) 33...a3 34.Rd1 (34.Nd2 Nd6 35.Qb3 Qb3 36.Nb3 Rhf5-+) 34...a2 35.Qe1 (35.Nd2 Nd6 36.Qb3 e4 37.Qd5 Rd5-+) 35...Ra8 (35...Nd6 36.Nd2-+) 36.Ra1 (36.Bf2 Nd6 37.Nd2 d3 38.cd3 b3 39.Nb3 Qb3-+) 36...Nd6 37.Qb4 Ne4 (better is 37...e4 38.c4 dc3 39.Rea2 Ra2 40.Qb8 Qg8 41.Qg8 Kg8 42.Ra2 ef3 43.gf3-+) 38.Bf2 (38.Re4 Qe4 39.Ra2-+) 38...Nf2 39.Rf2 e4 Black prepares d3 40.Ne1 (40.c4 dc3 41.Rfa2 Ra2 42.Qb8 Qg8 43.Qg8 Kg8 44.Ra2 ef3 45.gf3-+) 40...Rf5 41.Rf5 Qf5 42.Kg1 d3 43.c3 Rf8 0–1. Galleto,Ricardo (1985) – Mafra,K (2210), VI Copa Latina, 2015. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.Bd3 Bg7 5.Be3 Nc6 6.Ne2 e6 7.Nd2 Nge7 8.0-0 d6 9.Ng3 (9.a3 0-0=+) 9...Bd7 (9...Nd4 10.a3 ba3 11.Ra3-/+) 10.f4 (10.Nf3 0-0=+) 10...f5 (10...Nd4 11.Rb1 a5 12.Nc4-/+) 11.e5 (11.Nc4 Nc8 12.ef5 ef5=+ (worse 12...Bd4 13.Bd4 Nd4 14.fg6+/-)) 11...d5 (11...Nd5 12.Qf3=+) 12.Nb3 b6 13.Rb1 a5 14.Qf3 Na7 15.Ne2 Bb5 16.h3 Bd3 17.cd3 Nb5 18.g4 (18.Rfc1!?=+) 18...0-0 (18...Nc3 19.Nc3 bc3 20.g5-+) 19.Ng3 (19.Rfc1!?-/+) 19...Nc3-+ 20.Rbe1? (20.Rb2 fg4 21.hg4 Rc8-+) 20...a4 (20...Na2 21.Re2 Nc3 22.Rb2-+) 21.Nd2? (better 21.Nc1-+) 21...Na2 22.Kh2 Nc3 23.h4 (23.Nb1 Nb5-+) 23...fg4 24.Qg4 Nf5 25.Nf5 Rf5 (25...ef5?! 26.Qg3-+) 26.Nf3 b3 27.Ng5 (27.Rc1 Rc8 28.Bd2 Na2-+) 27...Qe7 (27...Qe8 28.Rc1 Nb5 29.Rb1-+) 28.h5 (28.Rc1 Qa3 29.Bd2 Nb5 30.Ne6 b2-+) 28...b2 (28...gh5!? 29.Qg2 b5 30.Rg1-+) 29.hg6 hg6 30.Qh4 Rg5! 31.fg5 (31.fg5 a3 Passed pawn; 31.Qg5 Qg5 Combination) 31...a3 32.Bd2 Rc8 33.Bc3 Rc3 34.Qf2 Qg5 35.Qf7 (35.Re3 Rc7 36.Rg3 Qc1-+) 35...Kh7 36.Rf3 (36.Qf2 Rd3 37.Rh1-+) 36...Rc2 37.Rf2 Qh4 38.Kg1 Qf2 39.Qf2 Rf2 40.Kf2 a2 41.Rh1 Bh6 42.Rg1 b1Q (42...b1Q 43.Rd1 Qd1 44.Kg3 Qg1 45.Kf3 a1Q 46.Ke2 Qe3) 0-1. blastol (2250) - RJFischer10 (2240), Rated Bullet game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 g6)

4.Bd3 Bg7 5.Be3 Nf6 6.h3 0-0 7.Ne2 Nc6 8.Nd2 (8.c4 bc3 9.Nbc3 d5=+) 8...d6 9.0-0 Bd7 (9...d5 10.e5 Ne8 11.Nf3-/+) 10.Rb1=+ a5 11.Ng3 Rc8 12.f4 e5 (12...b5 13.Qf3=+) 13.d5= Ne7 (better 13...Nd4=) 14.f5?? (better 14.fe5!? de5 15.a3=) 14...Qc7 (14...gf5 15.Nh5 Nh5 16.Qh5-/+) 15.Bg5? (better 15.fg6!? fg6 16.a3=+) 15...h6 16.Be3? (better 16.Bf6 Bf6 17.Qf3-/+) 16...g5?? (better 16...gf5 17.Nf5 Bf5 18.ef5 Ned5-+) 17.Nh5 Nh5 18.Qh5 f6 19.h4 Be8 20.Qe2 Ba4 Exerts pressure on the backward pawn 21.hg5 (21.Nc4 A) worse 21...gh4 22.Bb6 Qd7 23.Na5+/- (worse 23.Ba5 Rc4 24.Bc4 b5=); B) 21...b5 22.Nb6 Rb8 23.Na4 ba4=) 21...fg5 22.Qh5 (22.Nb3 b6=) 22...Be8 (22...Rf6 23.Nb3=+) 23.Qg4 (23.Qe2 Rf6=) 23...Kh8 (23...Rf6 24.Qg3=+) 24.Kf2 (24.Qh3 Kg8=) 24...Ng8 (better 24...Rf6!?=+) 25.Rh1+= Nf6 (25...Bf6 26.Bg5 Bg5 27.Qg5+/-) 26.Qg5+/- Qd8 (26...Ba4 27.Qg3 h5 28.Bg5+/-) 27.Rh6 (27.Ke1!?+/-) 27...Bh6+= 28.Qh6 Nh7?? (better 28...Kg8 29.Ke2 Bh5 30.Ke1 Rf7+=) 29.Rh1+- Rf7 30.Bg5 (better 30.Nf3 Rcc7 31.Ng5 Kg8+-) 30...Qb6? (30...Qd7+-) 31.Ke2 (31.Ke1 Qc7 32.Nc4 Kg8 33.Nd6 b5 34.Ne8 Re8 35.Qg6 Rg7 36.Qe8 Nf8+-) 31...Kg8 (31...Qc7 32.Nc4 Bb5 33.Nd6 Qc2 34.Ke1 Qc3 35.Bd2 Qa1 36.Bb1 Rcc7+-) 32.Qg6 Rg7 33.Qe6 Kf8 (33...Kh8 34.Qc8 Rg5 35.Qe8 Rg8 36.Nc4 Re8 37.Nb6+-) 34.Qc8 (34.f6 Qc7 35.fg7 Kg7+-) 34...Ng5 (34...Rg5 35.Kf3 Rg7+-) 35.Rh8 Rg8 36.Rg8 Kg8 37.Qe8 Kg7 38.Qg6 (38.Qg6 Kf8 39.Qg5+-) 1-0. blastol (2230) - pacal56 (2200), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 g6)

4.f4 Nf6 5.a3-/+.

4.f4 Bg7 5.Nf3 d5 6.e5 =.

4.f4 Bg7 5.Nf3 d6 6.Bb2 (6.a3!?=) 6...Nf6 7.Nbd2 0-0 8.Bd3 (8.a3 d5 9.Bd3 ba3 10.Ra3 Nc6+=) 8...b6 (8...Nh5!?-/+) 9.0-0+= Bb7 (9...Nh5 10.f5=) 10.Qe1 Nbd7 11.Qh4 Ne8 (11...Qc7 12.a3=) 12.Ng5 (better is 12.e5!?+= deserves consideration) 12...h6+= 13.Ndf3 (13.Ngf3 Nc5= Deflection: d4) 13...e6 (13...hg5 14.Ng5 Ndf6 15.f5-/+) 14.e5 Bf3 (14...Rc8 15.Qh3=) 15.Rf3? (better is 15.Nf3 and White is still in the game 15...Qh4 16.Nh4=) 15...de5-/+ 16.de5 Nc5 (16...hg5?! 17.fg5 Ne5 18.Rh3=) 17.Rd1 Nc7 (17...hg5 18.fg5 Nc7 19.Rh3+/-) 18.Rg3 (18.Rh3 Qd5 19.c4 bc3 20.Bc3 Nd3 21.Rdd3 Qc6-/+) 18...Qe7 (better is 18...Nd3 19.cd3 Qe7-+ (19...hg5?! 20.fg5 Re8 21.Rf1-/+)) 19.Qg4?? a blunder in a bad position (better is 19.Nf3 Qh4 20.Nh4-+) 19...hg5 20.fg5 Rfd8 (20...Nd3 might be the shorter path 21.Rgd3 Rad8 22.Kh1-+) 21.Qh4 Nd3 22.cd3 Qc5 23.d4 Qc2 24.Rc1 Qb2 25.Rc7 Rd4 (25...Rd4 26.h3 Qa1 27.Kh2 Rh4-+) 0–1. Beziers,Louis Rene – Bernini,Fabrice, Paris–ch op–A, 2000. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.f4 Bg7 5.Nf3 e6 6.a3= ba3 7.Ba3 Ne7 8.Bd3 Nbc6 9.c3 d5 10.e5 0-0 11.0-0 Re8 12.Nbd2 Bd7 (12...Bh6 13.Nh4=) 13.Qe1 Nc8 14.c4 dc4 15.Nc4 b5 16.Nd6 Nd6 17.Bd6 a6 18.Be4 Bf8 19.Bf8 Rf8 20.Ng5 h6 21.Nf3 Qb6 22.Kh1 Rab8 (22...Nd4? 23.Ba8 Nc2 24.Qe4 Na1 25.Ra1+-) 23.Qh4 Kg7 (23...Nd4 24.Qh6 Rfc8 25.Ng5+-) 24.Qf6 Kh7 (better is 24...Kg8=) 25.Ng5?? (25.Nh4 Qd4 26.Rfe1+-) 25...Kg8?? (25...hg5 26.fg5 Qd8-+ (26...Nd4 27.Ra3 Kg8 28.Rh3 Rfd8 29.Qf7#)) 26.Bg6 hg5 27.Bh7!! Kh7 (27...Kh7 28.Rf3 Mate attack) 28.Ra3 g4 29.Qh4 (29.Qh4 Kg7 30.Qg4 Kh7 31.Rh3#) 1–0. Garcia Alvarez,JB – Parapar Noval,D, Asturias–chT40 Primera A, 2000. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.h4 h5 5.Bc4 e6 6.Qf3 Nc6 7.Ne2 Bg7 8.e5 d6 9.Bg5 Qa5 10.0-0 de5 11.d5 e4! 12.Qe4 f5 (12...Ba1 13.dc6 Qf5 14.Bd3 Qe4 15.Be4=) 13.Qe3 Ba1 14.dc6 Qe5 15.cb7 Bb7 16.Qb3 Bc6 17.Nf4 Qb2?? (better is 17...a5!?+=) 18.Qe3 Qe5 19.Qe5 Be5 20.Ng6 Bg7 21.Be6 Nf6 (better is 21...Rh6!? 22.Nf4 Kf8+/-) 22.Re1 Kd8 23.Nh8 Bh8 24.Bf5 Kc7 25.Re7 Kb6 26.Be3 Ka5 27.a3 Nd5 28.ab4 Kb4 29.Re4 Ka5 30.Bd2 Ka6 31.c4 Nc7? 32.Re7 Rb8 33.Rc7 (33.Rc7 Kb6 34.Rh7+-) 1–0. Gromovs,Sergejs (2335) – Cirrincione,Giansalv, Senigallia Perini Memorial 3rd, 2009. (=1.e4 c5 2.b4 cb4 3.d4 g6)

4.a3 ba3

5.Ba3 Bg7=+ 6.c3 d6 7.Bd3 Nf6 8.Ne2 0-0 9.0-0 Nc6 10.h3 Re8 11.f4 Qb6 12.Nd2 a5 13.Kh1 Bd7 14.Nc4 Qc7 15.Rb1 Ra6 16.Ne3 Rb6 17.Qd2 Rb1=+ 18.Rb1 Rb8 19.e5 de5 20.fe5 Ne8 21.Nd5 Qd8 22.Qf4 Bf5 23.Bf5+= Qd5 24.Be4 Qa2 25.Bc5 e6 26.Nc1+/- Qa4 27.Nd3 Qc2 28.Rf1 Nd8 29.Bb6 Qc3? 30.Bd8 Rd8 31.Qf7 Kh8 32.Nf4 Qc7 33.Ng6! hg6 34.Qg6 (34.Qg6 Nf6 35.ef6 Qh2 36.Kh2 Bf6 37.Qh7) 1–0. Pottberg,Uwe (1810) – Lingelmann,Andreas (2150), Baunatal op 5th, 1999.

5.Ba3 Bg7 6.Nf3 Nc6 7.c3 d6 8.h3 Qc7 9.Bd3 Nf6 10.0-0 0-0 11.Re1 Nd7 12.Bc2 (12.Bc1 a6+=) 12...b5-/+ 13.Bc1 a6 14.Be3 Bb7 15.Bd3 Na5 16.Bf4 Nc4 17.Qb3 Rfc8 18.Rc1 (18.Qb4 e5 19.Bg3 Bf8-/+) 18...Nf6 (18...e5 19.Bg3-+) 19.Nbd2-/+ Nd2 (19...Nh5 20.Bg5 h6 21.Be3-/+) 20.Nd2 Nd7 21.Bg5 (21.Be3 e5+=) 21...e6 22.f3 (22.Qb2 d5-/+) 22...h6 (22...Nc5!? 23.Qc2 Qc6-/+) 23.Be3-/+ Nb6 (23...d5 24.e5-/+) 24.Bf2 (24.c4 Ra7=) 24...h5 (24...d5 25.e5-/+) 25.Rab1 (25.c4 d5 26.cb5 Qc1 27.Rc1 Rc1 28.Kh2 ab5 29.Bb5 Raa1+=) 25...Bh6 26.Qc2 Nc4 (26...d5!? 27.Be1 Qf4-/+) 27.Bc4+= bc4 28.Rb4 d5 29.Rcb1 Rcb8 30.Nf1 Bc6 31.ed5 (31.Bg3 Bf4 32.Bf4 Qf4 33.Rb8 Rb8+=) 31...ed5 32.Qb2 (32.Bg3 Be3 33.Kh1 Bf4 34.Rb8 Rb8 35.Bf4 Qf4 36.Rb8 Qb8-/+) 32...Bb5 (32...Rb4 33.Qb4 a5 34.Qb2-+) 33.Re1 (33.Bg3 Bf4 34.Bf4 Qf4-/+) 33...Bf8 (33...Bf4!? 34.Qa1 a5-/+) 34.Bg3 Bd6 35.Bd6 Qd6 36.Qe2 (36.Ne3 Bc6-/+) 36...Re8 37.Qe8?? Be8-+ 0–1. Van Hove,Ode – Hansen,Marc, Dortmund op–B, 1999. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3)

5.c3 d6 6.Ba3 Nf6 7.Bd3 Bg7 8.Ne2 0-0 9.0-0 Nc6 10.Nd2 b6 11.h3 Bb7 12.f4 Rc8 13.Qa4 Ra8 14.d5 Nb8 15.Rab1 Qc7 16.Qb3 Nfd7 17.Kh1 Re8 18.Nf3 Na6 19.Bb5 Nac5 20.Qc2 Rec8 21.Nfd4 Nb8 22.f5 a6 23.Bd3 b5 24.fg6 hg6 (24...fg6?! 25.Bc5 Qc5 26.Ne6=) 25.Qd2 Nbd7 26.Bc2 Ne5 27.Qf4 Rf8 28.Qh4 Bf6 29.Qg3 Ncd7 30.Bc1 Kg7 31.Nf5 Kh7 32.Nh4 Qc4 33.Qf2 Nc5-+ 34.Rb4 Ncd3 35.Bd3 Nd3 36.Qe3 Nb4 37.Qh6 Kg8 38.Rf6 Qe4 39.Ng6 fg6+= 40.Rg6 Kf7 41.Re6 Qg2 42.Kg2+- Bd5 43.Kh2 Be6 44.Qh5 Kg8 ½–½. Duffy,Seamus (1870) – Benson,Oisin P (1775), Dublin Gonzaga op, 2008. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3)

5.c3 Bg7 6.Na3 Nf6 7.Bd3 (7.e5 Nd5 8.Qf3 Nc7=) 7...0-0 (7...d6 8.h3+=) 8.Ne2 (8.Qb3 d6+=) 8...d6 9.0-0 (9.h3 Nbd7+=) 9...Ne8 (9...a6 10.Ra2+=) 10.h3 (10.Nc2=) 10...f5 (better is 10...a6!?+=) 11.ef5 gf5 12.Nf4 Nf6 (12...e5 13.Qb3 Kh8 14.Nh5=) 13.Qb3 Kh8 (13...d5 14.Re1 Nc6 15.Be2+=) 14.Ne6 (14.Nc4!? Na6 15.Ne3+=) 14...Be6+= 15.Qe6 Ne4 16.Be4 fe4 17.Qe4 (17.Rb1 Qc7+/-) 17...Nc6 (17...Qd7 18.Rb1 d5 19.Qe2+/-) 18.Rb1 (18.Nc2 Qc7+=) 18...Qd7 (18...d5 19.Qe1 b6 20.Qd2+=) 19.Rb5 (19.d5 Ne5+=) 19...e5 20.Be3 (20.d5 Ne7+=) 20...b6 21.Rd1 Qe8 22.Rd5 ed4 23.Qe8 Rae8 24.cd4 Rd8 25.Nb5 Kg8 26.Rd6 Rd6 27.Nd6 Rd8 28.Nf5 Bf6 29.g4 Rd5 30.Rc1 Nd8 31.Rc7 a5 32.Ra7 Ne6 33.Nh6 Kh8 34.Ra8 Bd8 35.Nf5 h5 36.Kg2 hg4 37.hg4+- Kh7 38.Kf3 Rd7 39.Ke4 Kg6 40.f4 Nc7 41.Rb8 Nd5+/- 42.Ra8 b5 43.Ra6+= Bb6?? 44.Ne7!!+- Ne7 45.Rb6 Kf7 46.Rb5 Nc6 47.Rc5 Re7 48.Kf3 Re6 49.d5 (49.d5 Re8 50.dc6+-) 1–0. Pottberg,Uwe – Hase,Michael, Oberliga Nord W 2001. (=1.e4 c5 2.b4 cb4 3.d4 g6)

5.c3 Bg7 6.Bc4 Nh6 7.Bf4 d6 8.Nf3 Be6 9.Be6 fe6 10.Ng5 Qd7 11.d5 ed5 12.ed5 0-0 13.Ne6 Rf6 14.Qe2 Na6 15.Ra3 Nc5 16.Ng7?? (better is 16.Bg5 Rf5 17.Nc5 dc5 18.Bh6 Bh6 19.c4+=) 16...Rf4-+ (16...Kg7?! 17.Bh6 Kh6 18.0-0-/+) 17.Nd2 Kg7 18.c4 a6 19.g4 (19.0-0 Ng4-+) 19...Raf8 (better is 19...Ng4!? 20.Rf1-+) 20.f3 Nf7 21.h4 Ne5 22.g5 Qf5 23.Re3 Rf7 24.Rf1 Ned3 (24...Ned3 25.Kd1 Rd4-+) 0–1. Ronzano,Luca (1900) – Marello,Giampiero (1700), Asti op, 2006. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3)

5.c3 Bg7 6.Bd3 d6 7.f4 Nh6 8.Nf3 0-0 9.0-0 Nc6 10.h3 Kh8 11.Na3 f5 12.e5 d5 13.Nh2 Be6 14.Ra2 a6 15.g4 fg4-/+ 16.hg4 Qd7 17.Rg2-/+ Rac8 18.Qf3 b5 19.Nc2 Na5 20.f5+/- gf5 21.Bh6 Bh6 22.gf5+- Bf5 23.Bf5 e6 24.Qh3 Rg8? 25.Qh6 Rg2 26.Kg2 Qg7 27.Qg7 Kg7 28.Be6 Rc3 29.Rf2 Nc4 30.Nf1 a5 31.Bd5 Nb6 32.Be4 b4 33.e6 (33.e6 Rc7 34.Nfe3+-) 1–0. Konstacky,M (2025) – Jacko,V (2185), Czech Christmas, Litomysl CZE, 2006.

5.c3 Bg7 6.f4 d6 7.Nf3 Nf6 8.Bd3 0-0 9.0-0 Bg4 10.h3 Bf3 11.Qf3 Nc6 12.Ra3 a6 13.g4 White prepares the advance f5 13...Rc8 14.Be3 e6 15.Nd2 Qc7 16.g5 Nd7 17.f5 ef5 18.ef5 Rfe8 19.fg6 fg6 20.Bg6?? (better is 20.Qf7 Kh8 21.Ne4=) 20...hg6-+ 21.Qf7 Kh8 (21...Kh7!? 22.Rf4 Nf6 23.Qc7 Rc7 24.gf6 Re3 25.fg7 d5-+) 22.Rf4-/+ Nf8 23.Rh4 Nh7 24.Qg6 Bf8 25.Qd3 Qg7 26.g6? (better is 26.Ra1+=) 26...Re3!-+ 27.Qe3 Qg6 28.Rg4 Qf7 (better is 28...Bh6 29.Qe4 Qh5-+) 29.Ra1-/+ Re8 30.Qd3 Bh6 31.Rf1 Qe6 32.Nc4 (32.Ne4 Ne7-/+) 32...b5 (better is 32...d5 33.Qg6 dc4 34.Qe6 Re6-+) 33.d5? (better is 33.Qg6 bc4 34.Qe6 Re6 35.d5+=) 33...bc4-+ 34.Qh7 (34.de6?? cd3 35.Ra4 a5-+) 34...Kh7 35.de6 Ne5 36.Re4 Re6 37.Rf7 (37.Re2-+) 37...Kg6 38.Ra7 (38.Rc7 Nf3 39.Kg2 Re4 40.Kf3 Re3 41.Kg4 Bg7-+) 38...Nf3 (38...Nf3 39.Kg2 Re4 40.Kf3 Re3 41.Kg4 Bg7-+) 0–1. Kuespert,Helmut (1930) – Tong,Kevin (2020), Pyramiden Cup, 2015. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3)

5.Nc3 Bg7 6.Ra3 Nc6 7.Be3 d6 8.d5 Nb8 9.f4 Nf6 10.Bb5 Bd7 11.e5 Ng4? 12.Qg4+- de5 13.fe5 Be5 14.Nf3 Bc3 15.Rc3 0-0 16.Qb4 a5 17.Qb2 b6 18.Bh6 (18.Bh6 f6 19.Bf8 Qf8 20.0-0+-) 1–0. pierred (2725) – attasantotjia (2140), net–chess.com, 2008.

5.Nc3 Bg7 6.Ra3 e6 7.Nb5 d5 8.Bf4+/- Na6? 9.Nd6 Ke7 10.ed5 Nf6? 11.de6+- fe6 12.Ba6 ba6 13.Nf3 Qb6 14.0-0 Rd8 15.Rb3 Qc7?? 16.Nf5!! (16.Nf5 ef5 17.Bc7+-) 1–0. marekt – humblepie, chessworld.net, 2008.

5.Bd3 Bg7 6.c3 a2 7.Ra2 Nf6 8.Ne2 0-0 9.0-0 d6 10.f4 Nc6 11.h3 b6 12.g4 d5 13.e5 Ne4 14.f5 b5 (14...gf5!? 15.gf5 Kh8-/+) 15.Bb5= Ne5 16.de5 Qb6 17.Nd4 Be5 18.Rb2?? (better is 18.Qe2=) 18...Nc3!-+ 19.Nc3 Bd4 20.Kg2 Bc3 21.Rb3 d4 22.fg6 Bb7 23.Kg3 Qg6 24.Rf5 Qe6 25.Rc3 (25.Bc4 Qc4 26.Rb7-+) 25...dc3 26.Bd7 Qd6 27.Qd6 ed6 28.Bh6 Be4 29.Rg5 Bg6 30.h4 c2 31.Ra5 Rfd8 32.Ba4 Rdc8 (32...d5 33.Kf2-+) 33.Bc1 (33.h5 c1Q 34.Bc1 Rc1 35.hg6 hg6-+ (worse is 35...fg6 36.Bb3 Kg7 37.Bd5 Rc3 38.Kg2-+)) 33...Rab8 34.h5 Rb1 35.hg6 Rc1 36.gf7 Kf8 37.Bc2 R1c2 38.Ra7 R8c7 39.Ra6 R2c6 (39...R2c6 40.Ra5 Kf7-+) 0–1. Dulinski,Jacek – Szmyd,Marek, Zamosc Poland, 2013. (=1.e4 c5 2.b4 cb4+= 3.d4 g6 4.a3 ba3)

5.Bd3 Bg7 6.Ne2 d6 7.0-0 Nc6 8.c3 Nf6 9.Ba3 0-0 10.Nd2 a6 11.h3 b5-/+ 12.f4 Bb7 13.d5 Nb8 14.Nb3 Qb6 15.Kh2 a5 16.Nbd4 Ba6 17.Rb1= b4 18.cb4+= Bd3 19.Qd3 ab4 20.Bb4 Qa6 21.Qf3 Nbd7 22.Nc6+/- Rae8 23.Rfc1 h6 24.Ra1 Qb6 25.Ba5 Qb2 26.Rcb1 Qc2+/- 27.Nc3 Nc5 28.Ra2 ½–½. Strejc,Josef – Kubikova,Hana (2190), Hradec Kralove op, 1997.

5.f4 d5 6.e5 h5 7.Bd3 (7.Nf3 Nc6=+) 7...Nh6 8.Nf3 Nc6 9.c3 Bg4 10.0-0 Nf5 11.h3 Bf3 12.Qf3 e6 13.Ba3 Rc8 14.Bf8 Kf8 15.Na3 a6 16.Nc2 Na5 17.Bf5 (17.Ra3 Ke8=) 17...gf5=+ 18.Qd3 Qc7 19.Rfb1 Rg8 20.Ne3 Rg3 21.Kh2 (21.Qd2!?=+) 21...h4-/+ (worse 21...Qc3 22.Qc3 Rc3 23.Kg3 Re3 24.Kh4+/-) 22.Qe2 Ke7 (22...Qc3!? 23.Nf1 Rg7-/+) 23.Nf1 Rg6 24.Qh5 (24.Qe1!?=+) 24...Rcg8-/+ 25.Qh4 Ke8 26.g3 (26.Ra2 Qc3 27.Qe1 Qe1 28.Re1 Nc4-/+) 26...Qc3-+ 27.Ra5?? (better 27.Rc1 Qd4 28.Rc7 Qb2 29.Kh1-+) 27...Qc2 (27...Qa5?! 28.Rb7 Qa2 29.Kg1=+) 28.Kg1 Qb1 29.Rc5 (29.Ra3 Qd1 30.Kg2 Qd4-+) 29...Kd7 (better 29...Rg3! 30.Qg3 Rg3 31.Kf2 Ra3-+) 30.Kf2 (30.Rc3-+) 30...Qb2 31.Ke3 (31.Kf3 b6-+) 31...Qg2 32.Rc7 (32.g4 Qe4 33.Kd2 Qd4 34.Ke1 Qc5-+) 32...Kc7 33.Qe7 Kb8 (33...Kb8 34.g4 Qh3 35.Ke2 Rg4 36.Qc5 Rg2 37.Ke1 Qd3 38.Qd6 Ka8 39.Qa6 ba6 40.Nd2 Qe2) 0-1. Goran_Krastev (2340) - piongu (2340), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 g6)

5.f4 Bg7 6.c3 e6 7.Nf3 Ne7 8.Bd3 d5 9.e5 0-0 10.Ba3 Re8 11.h4 h5 12.Be7 (12.g4 hg4 13.Nfd2 f5 14.ef6 Bf6=) 12...Qe7 13.g4 (better 13.Rg1=+) 13...f5?? (13...hg4 14.Ng1 f5 15.ef6 Qf6 16.Qg4=+) 14.ef6?? (better 14.gh5 Kh7 15.Ng5 Kh6 16.Qf3+-) 14...Qf6= 15.gh5 Qf4 16.Bg6 (worse 16.hg6 e5 17.de5 Be5-/+) 16...Rf8 17.Nbd2? (17.Rf1 e5 18.de5 Bh3=+) 17...e5 (17...Qe3 18.Qe2 Qc3 19.Rb1-+) 18.de5? (18.Qb3 Bg4 19.Qd5 Kh8 20.Rf1 Qe3 21.Kd1-/+) 18...Bg4 (18...Qg3 19.Ke2 A) 19...Be5 20.Rg1 Qf4 21.Ra4+/- (21.Ne5?! Qe5 22.Kd3 Kh8=); B) 19...Bg4-+) 19.Rf1-/+ Qg3 20.Ke2 (better 20.Rf2 Be5 21.Qb3 Bf3 22.Nf3 Rf3 23.Qd5 Kh8 24.Qd8 Kg7 25.Qe7 Kg8 26.Qe8 Kg7 27.Qe7 Kg8 28.Qe8 Kg7 29.Qe7=) 20...d4?? (better 20...Qe5! 21.Kf2 Nc6-+) 21.cd4+/- Nc6 22.Kd3 (better 22.Ra4 Rad8 23.Qb3 Kh8 24.Qe3+=) 22...Nd4-/+ 23.Kd4 Be5 24.Ke3 (24.Ne5 Bd1 Pinning (24...Bd1 Deflection; 24...Rad8 Decoy)) 24...Rad8 25.Qb3 Kh8 26.Qb7?? (26.Ra2 Bf3 27.Nf3 Bf4 28.Ke4-+) 26...Qf4 27.Ke2 (27.Kf2 Rd2 28.Kg1 Qg3 29.Kh1 Qg2) 27…Rd2 (27...Rd2 28.Ke1 Qe3; 27...Qd2) 0-1. Goran_Krastev (2265) - Navid008 (2225), Rated Blitz game, lichess.org, 2014. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 cb4 3.d4 g6)

5.Na3 Bg7

6.c3 (6.Bc4 d6=) 6...a6 (6...d6 7.Nb5 Nf6 8.Bd3=+) 7.f4 (7.Bc4 Nc6=) 7...Qc7 (7...Nf6 8.e5 Ne4 9.Bd3=+) 8.Bd2 (8.Nb5 Qc6 9.Qf3 d6=) 8...Nf6 (8...b6 9.Nf3=+) 9.Bd3 (9.Nb5 Qc6 10.d5 Qb6=+) 9...0-0 (9...d5 10.ed5 Nd5 11.Qf3=+) 10.Nf3 (10.Nb5 Qc6 11.d5 Qb6=+) 10...d6 (10...d5 11.ed5 Nd5 12.0-0=+) 11.0-0 Nbd7 (11...Nc6 12.e5 Nh5 13.ed6 ed6 14.f5=+) 12.Kh1 (12.e5 Nd5=) 12...b6 (12...Qc6 13.Qe2=+) 13.Qe2 (13.e5 Ne8=+) 13...Bb7= 14.Nc2 (14.e5!? Ne8 15.e6 fe6 16.Qe6 Kh8 17.Qe7=) 14...b5-/+ 15.Rg1 (15.e5 Nd5-/+) 15...Nb6 16.g4 (16.f5 gf5 17.ef5 Nfd5-/+) 16...Nc4 (16...d5 17.e5 Ne4 18.Ne3-+) 17.g5 Nd7 (worse 17...Nd2 18.gf6 ef6 19.Nd2= (worse 19.Qd2 f5-/+)) 18.Ne3 (18.Bc4 bc4 19.Rgf1 e6-/+) 18...Nd2 19.Qd2 Nb6 (19...e6 20.Rgf1-+) 20.h4 (20.f5!?-/+) 20...d5-+ 21.e5 Nc4 22.Qe2 Ne3 23.Qe3 e6 (better 23...Rfc8!?-+) 24.Rgc1=+ Qe7 25.Ra2 (25.Kg2 Rfc8-/+) 25...Rac8 (25...Rfc8 26.h5-/+) 26.h5 Rfd8 (26...Rc7 27.h6 Bh8 28.Kh2-/+) 27.hg6 fg6 28.Nh2 Rc7 (28...Rd7 29.Ng4-/+) 29.Ng4 Rdc8 30.Rh2 (30.Nf6!? Bf6 31.ef6=+) 30...Rc3-+ 31.Rc3 Rc3 32.Qh3 (32.Nf6!? Bf6 33.ef6=) 32...Bh8 33.Nf6 Bf6 34.gf6 Qc7?? (better 34...Qf7-/+) 35.f7?? (35.Qe6 Kf8 36.Bg6 Rc1 37.Kg2 Rc2 38.Bc2 Qc2 39.Kg3 Qg6 40.Qg4 Qg4 41.Kg4+-) 35...Qf7-+ (35...Kf7?? 36.Qh7 Ke8 37.Bg6 Kd8 38.Qg8 Kd7 39.Qe8) 36.f5 (36.Qe3 Qe7-+) 36...ef5 37.e6 (37.Qe3 Qe7 38.Kg1 Qa3-+) 37...Qe7 38.Qg3 (38.Re2 Bc8-+) 38...Qe6 (38...f4 39.Qf4 Rd3 40.Qb8 Qf8 41.Qf8 Kf8 42.Rh7-+) 39.Qh4 Qf7 (better 39...Qd7 40.Rh3 f4-+) 40.Bf5 (40.Rh3-+) 40...Rc1 (40...gf5 41.Rg2 Qg6 42.Qd8 Kf7 43.Qd7 Kf6 44.Rg6 hg6 45.Qb7 Rc1 46.Kg2+=; 40...Qf5 41.Qh7 Kf8 42.Qh8 Ke7 43.Rh7 Qf7 44.Qe5 Kd8 45.Qd6 Ke8 46.Rh8 Qg8 47.Rg8 Kf7 48.Rf8 Kg7 49.Qf6 Kh6 50.Rh8) 41.Kg2 gf5 (worse 41...Qf5 42.Qh7 Kf8 43.Qh8 Ke7 44.Rh7 Qf7 45.Qe5 Kd7 46.Rf7 Kc6 47.Qe6) 42.Rh3 Rc2 (42...f4 43.Qd8 Kg7 44.Kf2-+) 43.Kf1 Rc8 44.Qf4 (44.Rf3 Re8-+) 44...Re8 (better 44...Qc7!? 45.Qg5 Kh8 46.Qf6 Qg7 47.Rh6-+) 45.Rh6 (45.Qh4 a5-+) 45…Qe7 (45...Qe7 46.Qf2 Qe4-+) 0–1. Kuespert,Helmut (1930) – Basting,Steffen, Schachschule Erlangen op, 1997. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3 5.Na3 Bg7)

6.c3 Nc6 7.Bd3 d6 8.f4 (8.Nf3 Nf6=+) 8...Bd7 (8...Nf6 9.d5 Na5 10.Qa4 Bd7 11.Qb4=+) 9.Nf3= e5 (9...Nf6!?=) 10.fe5 de5 11.d5 Nb8 (11...Nce7 12.Nb5 Nc8 13.d6+=) 12.Nc4+- Qc8?? (better 12...Bb5+-) 13.Nd6+- (13.Nd6 Ke7 14.Nc8 Bc8 15.Qb3+-) 1–0. marekt – raymac, ChessWorld.net, 2020.

6.c3 (6.Nb5 Nc6=) 6...d6=+ 7.Bc4 (7.Nb5 Nf6=) 7...Be6 (7...Nf6 8.Qf3=+) 8.Nf3 (8.Qb3 Qc8=) 8...Bc4=+ 9.Nc4 Nf6 (9...a6 10.0-0=+) 10.Qb3 b6?? (better 10...Nbd7 11.Qb7 Rb8 12.Qa7 Ne4=) 11.Nb6!+- Nbd7 (11...ab6 12.Ra8 Pinning (12.Ra8 Deflection); 11...Qb6 12.Qb6 Combination) 12.Na8 Qa8 13.0-0 (13.e5 de5 14.de5 Ne5 15.Ne5 Qe4 16.Be3 Qe5 17.Qa4 Kf8+-) 13...Ne4 14.Ng5 Ng5 15.Bg5 h6 16.Be3 0-0 17.Qa4 Nf6 (17...Qc8 18.Qa7 d5 19.Rfb1+-) 18.Qa7 Qe4 (18...Qc6 19.Rfc1+-) 19.Rfe1 Nd5 (19...Qc6 20.Qe7 Re8 21.Qa7+-) 20.Bh6! Qh4 (20...Bh6 21.Re4 Discovered attack) 21.Bd2 (21.Bg7 Kg7 22.c4 Nf4 23.Qe7 Qg4+-) 21...Bf6 (21...e6 22.Qa6 Nf6 23.Qd6+-) 22.Qb7 Nf4 (22...e6 23.Ra6+-) 23.Re4 g5 24.Bf4 gf4 25.g3 Qh5 26.Rf4 Kg7 27.Ra8 (27.Qd7 d5+-) 27...Ra8 28.Qa8 d5 (28...Bg5 29.Qf3 Qg6 30.Re4+-) 29.f3 e6 (29...Kh7 30.Qc8 Bg5 31.Qf5 Kh6 32.Qd5 e6+-) 30.Rg4 Kh7 31.Qg8 Kh6 32.Kg2 (32.Kg2 Bg5 33.Qh8 Kg6 34.Qe5+-) 1–0. Baury,Ghislain – Wendling,Thierry, Val Maubuee op2, 1990. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3 5.Na3 Bg7)

6.Bc4 (6.Nb5 Nc6=) 6...d5 (6...d6 7.Nf3=+) 7.ed5 Nf6 8.Bb5 (8.Qf3 Bf5 9.Qb3 Be4 10.Qb7 Bg2 11.Qa8 0-0=) 8...Nbd7=+ 9.c4 0-0 (9...a6 10.Nc2=+) 10.Ba4 (10.Ne2 a6 11.Bd7 Bd7=+) 10...Nb6=+ 11.Bb3 e6 (11...Bg4 12.Ne2=+) 12.de6 (12.d6 Ne4 13.Bc2 Nd6=) 12...Be6 13.Ne2 Rc8 The pressure on c4 grows (13...Re8!? 14.0-0 Ne4=) 14.c5+= Nbd5 15.Nb5 a6 (15...b6 16.Na7 Ra8 17.Nc6=) 16.Nd6+= Rc7 (16...Rb8 17.Bg5+=) 17.0-0 Ne8 18.Nf4 Nc3 (18...Nd6 19.Nd5 Bd5 A) 20.Bd5? Nb5 21.Bf3 Bd4-+ (worse 21...Nd4 22.Rb1-/+); B) 20.cd6 Qd6 21.Ba3=) 19.Ne6+- (19.Be6?? Nd1 20.Nf7 Qd4 (worse 20...Rff7 21.Rd1 Rc5 22.Be3-+; 20...Rcf7?! 21.Rd1 Nc7 22.Bf7 Rf7 23.Be3-+) 21.Ne5 Kh8 22.Nfg6 hg6 23.Ng6 Kh7 24.Nf8 Bf8-+) 19...fe6 20.Qg4 Nd6 21.cd6 Rc6 22.Ba3 (22.Be6!? Kh8 23.d7+-) 22...Kh8= 23.Rac1 (23.Be6 Rf4 24.Qh3 Bd4-/+) 23...Rf4 (23...e5 24.d5 h5 25.Qg6 (25.dc6 hg4 26.Rc3 Qa5=+) 25...Ne2 26.Kh1 Nc1 27.dc6 (27.Bc1?! Rc3 28.Bc2 Rc2 29.Qc2 Qd6+=; 27.Qh5 Kg8 28.dc6 Nb3+-) 27...Nb3 28.d7+-) 24.Qe6 Re4 (24...Rd4 25.Rfe1 Bf6 26.Qf7+-) 25.Rc3 (25.Qf7!? Ne2 26.Kh1 Nc1 27.Bd5+=) 25...Re6=+ 26.Rc6 Rf6 (better 26...bc6 27.Be6 Bd4-/+) 27.Rc7+= Bf8 (27...Rf8 28.Rb7 Bd4 29.d7+-) 28.Rfc1+- Rd6 (28...b5 29.d7 Ba3 30.Rc8+-) 29.Bd6 (29.Rc8!? Qf6 30.Bd6 Qd6 31.R1c7+-) 29...Qd6+- 30.Rb7 Qd4 31.h4 Bc5 (31...Qh4 32.Rc8 Combination) 32.Rf7 Qb4 33.Rd1 (33.Rb1 Bd6+- (33...Qh4? 34.Re1 Qd8 35.Ba4 Bf2 36.Rf2+-)) 33...Bd4 (33...Bd6 34.Be6+=) 34.Ba2 a5 (34...Qc5 35.Rb1 Bb2 36.Re1+=) 35.Rf4 Qb2 36.Rdd4 (36.Rfd4 Qa2 37.Rd7 Qa4+-) 36...Qa2 37.Rd7 Kg8 38.g3 Qb1 (38...h6 39.Rfd4+-) 39.Kh2 (39.Kg2 Qc2 40.Rfd4 Qc3+-) 39...Qb3 (39...Qb6!?+-) 40.Re4+- Kf8 41.Rh7 a4 (better 41...Qc3!?+-) 42.Ra7 a3 43.Re3 Qb2 (43...Qc2 44.Rf3 Kg8 45.Raa3+- (45.Rfa3?! Qf2 46.Kh3 Qf1 47.Kh2 Qf2 48.Kh1 Qf1 49.Kh2 Qf2=)) 44.Rf3 (44.Rf3 Ke8 45.Kg2+- (45.Rfa3?! Qf2 46.Kh3 Qf1 47.Kh2 Qf2 48.Kh1 Qf1 49.Kh2 Qf2=); 44.Rea3?! Qf2 45.Kh3 Qf1 46.Kh2 Qf2 47.Kh1 Qf1 48.Kh2 Qf2=) 1–0. Mariotti,Sergio (2490) – Bilek,Istvan (2435), Rome, 1977. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3 5.Na3 Bg7)

6.e5 d6 7.ed6 Qd6 8.Nb5 Qd8 (8...Qc6!?+=) 9.Bf4+/- (9.Ra7? Ra7 10.Na7 Qa5 11.c3 Qa7-+) 9...Kf8 10.Nc7 (10.Ra7 Ra7 11.Bb8 Ra6-/+) 10...e5 11.Na8 ef4 12.Nf3 (better is 12.c3!? Nc6 13.Qb3+/-) 12...Nc6 13.Rb1 (13.Bb5 Nge7 14.Bc6 Nc6=) 13...Nge7 14.Bb5 Bg4 15.Bc6 Nc6 16.0-0 Qa8 17.c3 Bf6 18.h3 Bf5 19.Rb2 Kg7 20.g4? (better is 20.Re1-+) 20...fg3! 21.fg3 Bh3 22.Re1 Qb8 23.Kh2 Be6 24.Re3 Rd8 25.Rb5 b6 26.d5 (26.Qf1 Ne7 27.Ne5 Qc7-+) 26...Na5 (26...Ne7 27.Rd3 Bd7 28.Rb2-+) 27.Rd3 (27.Nd4 Bc8-+) 27...Bf5 28.Re3 Nc4 29.Re2 Bg4 30.Rf2 a6 31.Rb3 Qd6 32.Qd3 (32.Qd3 Qd5 33.Qd5 Rd5 34.Nd4-+). Haroldlee123 – Snoopy85, ChessWorld.net, 2013. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3 5.Na3 Bg7)

6.Nf3 d6 7.h3 Nc6 8.c3 Nf6 9.Bd3 0-0 10.0-0 Nd7 11.Nc4 Qc7 12.Rb1 a6 13.Ne3 e6 14.Ba3 White prepares d5 14...Rd8 15.d5 Nce5 16.de6 fe6 17.Ng5 Nc5 (17...Qc3?! 18.Rb3 Qc6 19.Ne6=) 18.Bc2 h6 19.Nf3 b5 20.Ne5 Be5 (20...de5?! 21.Qg4 Kh7 22.c4=) 21.f4 Bc3 22.f5 Bg7 23.fg6 Rf8 24.Qh5 Bb7 25.Ng4 Ne4 26.Be4? (26.Nh6!? Bh6 27.Qh6-/+) 26...Be4-+ 27.Rbc1 (27.Rf8 Rf8 28.Rc1 Bd4 29.Kh2+=) 27...Rf1 28.Rf1 Rf8 (28...Qc2 29.Nh6 Bh6 30.Rf2 Bg6 31.Qh6 Qd1 32.Kh2-+) 29.Rf8? (better is 29.Rc1 Qb6 30.Kh2-/+) 29...Kf8 30.Nh6? (30.Kh2-+) 30...Qb6 31.Kf1 Bd3 (31...Bd3 32.Qe2 Be2 (32...Bh6?! 33.Qd3 Kg7 34.Bd6-/+) 33.Ke2 Bh6-+) 0–1. Andrews,J Garth – Veznik,Michael (1815), London Chess Classic FIDE Open, 2010. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3)

6.f4 (6.Nb5 Nc6=) 6...d6 7.Nf3 Nc6 8.Bc4 (8.Bd3 Nf6=+ (8...Nd4? 9.Nd4 Nf6 10.0-0+-)) 8...e6 (8...Nf6 9.e5 Ne4 10.Nb5-/+) 9.0-0 (9.e5 de5 10.fe5 f6 11.ef6 Nf6= (11...Qf6 12.Nb5 Qe7 13.Ba3+-)) 9...Nge7 (9...d5 10.ed5 ed5 11.Re1 Nge7 12.Be2-/+) 10.c3 (10.e5 0-0=+) 10...d5 (10...0-0 11.Bd3=+) 11.Bd3 de4 (11...0-0 12.Nb5=+) 12.Be4= 0-0 13.Kh1 (13.Ne5 Nd5 14.Qe1 Na5=+) 13...Nd5 14.Qe1 a6 15.Ne5 (15.Bd2 Nf6=+) 15...f6 (15...Na5 16.Ra2=+) 16.Nc6= bc6 17.Nc4 (17.Nc2 Qd7=) 17...a5 (17...Qc7 18.Qg3=) 18.Ba3 Rf7 19.Nd6 Rd7 (19...Rc7!?=) 20.Bd5+= Rd6 21.Bd6 (21.Bb3 Rd5+=) 21...cd5 22.Bc5 Bf8 (22...Qc7 23.Qe3+=) 23.Bf8+- Qf8 24.Qh4 (24.Qe3 a4+-) 24...Qd8 (24...a4 25.Rfc1+-) 25.Rfb1 a4 26.g4 (26.Kg1 Qe7+-) 26...Qc7+= 27.Qf6 Qc3 28.Rf1 a3?? (28...Bd7 29.Qe7 Ra7+=) 29.Qd8 Kg7 (29...Kf7 30.Rac1 Qa5 31.Rc7 Qc7 32.Qc7 Ke8 33.Qc6 Kf7 34.Qa8+-) 30.Rac1 (30.Rac1 Qc4 31.Rc4 dc4 32.Qc7 Kg8 33.Qc6+-) 1–0. Guglielmi,Riccardo (2260) – Piroska,Istvan (2255), Cansys IM–B Budapest, 1991. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.a3 ba3 5.Na3 Bg7)

4.a3 Bg7

5.ab4 Qb6 6.c3 Nf6 7.Bd3 0-0 8.Nf3 d5 9.e5 Ne4 10.0-0 f6 11.Qb3 Be6 12.c4 Qc6 13.Be4 de4 14.d5 Qc7 15.Nd4 (15.de6?! ef3 16.Qf3 Nc6=) 15...Bd7 (15...Qe5 16.Ne6 (16.de6?! Qd4 17.Bb2 Qd3 18.Qd3 ed3=) 16...Qa1 17.Bb2+- (17.Nf8?! Kf8 18.Bb2 Qa6+/-)) 16.e6 f5 17.Bb2 (17.ed7?! Bd4 18.Nc3 Qe5=) 17...Be8 18.Nd2 Be5 19.g3 g5 20.c5 Kh8? (better is 20...g4+/-) 21.Nc4+- Bg7 22.d6 Qd8 23.Nb6! ab6 24.Ra8 ed6 25.e7! (25.e7 Qe7 26.Ne6 Bb2 27.cd6 Qe6 28.Qe6+- (28.Qb2?! Kg8 29.Rb8 Qd6 30.Rb7 Rf7+/-)) 1–0. Husarik,Branko (2150) – Mejzlik,Vojtech (2105), CZE–chT2C, 2009. (=1.e4 c5 2.b4 cb4 3.d4 g6)

5.ab4 Nc6 6.c3 e6 7.Nf3 d6 8.Bg5 Nge7 9.Qd2 0-0 10.Bh6 d5 11.Bg7 Kg7 12.e5 Bd7 13.Bd3 Nf5 14.h4 h6 15.g4 Nfe7 16.h5 g5 17.Ng5! Rb8? (17...hg5 18.h6) 18.Nh3 Rh8 19.g5 b5 20.gh6 Rh6 (20...Kf8+-) 21.Qg5 (21.Qg5 Ng6 22.Qd8 Rd8 23.hg6+-) 1–0. Schierwater,Bernd (1705) – Lisson,Sandra, Friedrichroda op, 2007. (=1.e4 c5 2.b4 cb4 3.d4 g6)

5.ab4 d6 6.Be3 Nf6= 7.f3 0-0 8.c3 d5 9.e5 Nfd7 10.Bd3 Nb6 11.Nd2 Be6 (11...f6 12.ef6 Rf6 13.Ne2=) 12.Ne2 Qc8 13.h4 Bf5 (13...h6 14.Qc2+=) 14.Bf5 Qf5 15.Nf4 White intends h5 (15.h5 Qd3 16.Bf4 gh5+=) 15...Qc8 (15...Rc8 16.Qb3=) 16.Qc1 (16.Qb3 Qc7=) 16...e6 (16...f6!? 17.h5 g5=) 17.h5+= Nc6 18.Nd3 Ne7 19.Bg5 (19.hg6 fg6 20.Bg5 Rf7+=) 19...Qc7 20.Bf6 (better 20.hg6!? Ng6 21.f4+=) 20...Bf6=+ Black fights for the Initiative 21.ef6 Qg3 22.Kf1 (22.Nf2 Nf5 23.Nf1 Qg2=) 22...Nf5-/+ 23.Ne4? (better 23.Kg1 Qg5 24.Nf1 Qf6 25.hg6 hg6 26.Nc5=+) 23...de4-+ 24.Rh3 ed3 25.Rg3 Ng3 26.Kf2 Nh5 27.Qg5 Nd7 28.Qb5 (28.Ke3 Nhf6 29.Kd3 Nd5-+) 28...Nhf6 29.Qb7 (29.Qd3 Rfc8-+) 29...Rfc8 30.Rc1 (30.c4 Rab8 31.Qa6 Rc7-+) 30...Rab8 (30...Nb6 31.Qa6-+) 31.Qa7 d2 32.Rd1 Rc3 33.Rd2 Rb4 34.g4 (34.Qa8 Kg7-+) 34...h6 35.g5 (35.Kg2 Rbb3-+) 35...hg5 36.Qa8 Rb8 37.Qa5 Rbb3 38.Qd8 (38.Kg2 Rf3 39.Qa8 Kg7 40.Qf3 Rf3 41.Kf3 g4 42.Ke2 Nd5-+) 38...Kg7 39.Ra2 (39.Ke1 Rf3 40.Rh2 Rb8-+) 39...Rf3 40.Ke2 (40.Kg1-+) 40…Rh3 (40...Rh3 41.Kf1 Ng4-+; 40...Ne4 41.Ke1 Rb1 42.Ke2 Rf2 43.Kd3 Rb3 44.Kc4 Rff3 45.Qh8 Kh8 46.Ra8 Kg7 47.Rg8 Kg8 48.d5 Rfc3 49.Kd4 Rb4) 0–1. Miranda Herrera,Miguel (1720) – Coleman,D (2105), Reykjavik Open, 2018. (=1.e4 c5 2.b4 cb4 3.d4 g6)

5.ab4 d6 6.f4 Nf6 7.Bd3 Nc6 8.c3 0-0 9.Nf3 e5 10.fe5 de5 11.d5 (worse is 11.Ne5 Ne5 12.de5 Ng4=; 11.de5?! Ng4 12.Be2 Qd1 (worse is 12...Be5 13.Qd8 Rd8 14.b5+=) 13.Bd1 Nge5 14.Ne5 Be5=) 11...Nd5 (11...Ne7 12.Qe2 Ned5+=) 12.ed5+/- Qd5 13.Be2 (13.Qe2 Bf5 14.Bf5 gf5+-) 13...Qe6? (better is 13...Qd1!? 14.Kd1 Rd8 15.Kc2 Bf5 16.Kb3 Be6 17.Kb2 e4=) 14.Ng5 Qe7 15.b5 Rd8 16.Qb3 h6 17.Nf7 Be6 18.Qa4 Bf7 19.bc6 bc6 20.Ba3 (better is 20.Qc6 Qh4 21.g3+-) 20...Qg5+= 21.Qg4 (21.0-0 Bd5 22.Rf2 e4+=) 21...Qe3 22.Qf3 Qg5 (22...Qf3 23.gf3 a5 24.Nd2+=) 23.h4 (23.0-0!? Bd5 24.Qh3+-) 23...Qf6 24.Qf6 Bf6 25.Nd2 Bd5 26.Bc4 (26.c4!? Bg2 27.Rh2+/-) 26...Kg7+= 27.Bd5 cd5 (worse is 27...Rd5 28.Ne4+/-) 28.Rb1 Rd7 29.Ke2 Rc8 30.Rb3 a5 31.Bb2 e4 32.h5 gh5 33.Rh5 Kg6 34.g4 Rdc7?? (better is 34...Bg5+=) 35.Rb6 Rc6 36.Rc6 Rc6 37.Rd5 Bc3 38.Bc3 Rc3 39.Ne4 Rc4 40.Kf3 Ra4 41.Kf4 Ra1 42.Rd6 Kg7 43.Ng3 Kh7 44.Kf5 Rg1 45.Rd7 Kg8 46.Nh5 a4 47.Nf6 Kf8 48.Kg6 (48.Kg6 Rg4 49.Ng4 a3 50.Nf6 a2 51.Rf7) 1–0. Krustev,Goran (2005) – Kristiansen,Jen, Sofia BUL, 2013. (=1.e4 c5 2.b4 cb4 3.d4 g6)

5.ab4+= Nf6 6.Bd3 0-0 7.c3 d6 8.h4 e5 9.d5+= Nh5 10.Nf3 Nf4 11.Bf1 Bg4 12.g3 f5 13.gf4 fe4-/+ 14.Be2 ef3 15.Bf3 Bf3 16.Qf3 ef4 17.h5 Qe8 18.Kd1=+ Nd7 19.h6 Bf6 20.Re1 Ne5 21.Qf4 Qb5 22.Qe4 Nd3 23.Ra5 Nf2 24.Kc2 Qd7 25.Qe6 Qe6 26.Re6 Be5=+ 27.Re7 Rf7 28.Rf7 Kf7 29.Na3 Rc8 30.c4 a6 31.b5 ab5 32.Rb5=+ Rc7 33.Rb3 Ne4 34.Rf3 Ke8 35.Re3 Nc5 36.Nb5=+ Re7 37.Ra3 Kd7 38.Rf3= Ne4 39.Rf8 Re8 40.Rf7 Re7 41.Rf3 g5 42.Rf8= Re8 43.Rf7 Re7 ½–½. Kadas,Gabor (2275) – Tegzes,Laszlo (2180), Hajduboszormeny op, 1995.

4.Nf3 Bg7

5.a3 ba3=+ 6.Ba3 Nc6 7.Bc4 Nf6 8.Nc3 Na5 9.Ba2 b6?? 10.e5+- Nh5 11.Qd2?? Bf8 12.g4 Ng7= 13.Ng5 e6?? 14.Qf4+- Nf5 15.Bf8 Kf8 16.gf5 gf5 17.Nce4 Bb7 18.Nf6 Bh1+= 19.Ngh7 Ke7 20.Qg5 Qc8?? 21.Nd5 (21.Nd5 Ke8 22.Qe7#) 1–0. grashleigh (2180) – flaviolucas (2105), net–chess.com, 2008.

5.a3 ba3 6.Ba3 d6 7.Bc4 Nf6 8.Qd3 0-0 9.Nbd2 d5 10.ed5 Nd5 11.0-0 Bf5 (11...Nc6 12.Bd5 Qd5 13.c4-/+) 12.Qb3=+ Nb6 13.Rfe1 Nc6 14.Bc5? (better 14.c3!?-/+) 14...Nc4 15.Qc4 b6 16.Ba3 (16.Bb6 Qb6 17.Ra6 Na5-+) 16...Nd4 17.Be7 Nf3 18.Nf3 Qc8 19.Qh4 (19.Qd5 Ba1 20.Bf8 Bc3-+ (20...Qf8?! 21.Ra1 Rd8 22.Qb5-+; 20...Kf8?! 21.Ra1 Qd8 22.Qe5-/+)) 19...Re8 (19...Ba1 20.Ra1 Re8 21.h3-+) 20.Ra4? (better 20.Bf6!?-+) 20...Qc2 21.Rc4 Qb3 22.Rb4 (22.Rc7 Qd5-+) 22...Qd5 23.Rf4 (23.Rc4 a5-+) 23...Rac8 24.g4 Be6 (24...Bd3 25.h3-+) 25.Rfe4?! (25.Bf6 Qd6 26.g5 Bd5-+) 25...Rc4 26.Ng5 (26.Rc4 Qc4 27.Bd6-+) 26...Re7 27.Qh7 Kf8 28.Ne6 (28.Qh4 Re4 29.Ne4-+) 28...Re6 29.Re6 Rg4 30.Kf1 fe6 (30...Qg2 31.Ke2 fe6 32.Qg6 Rg6 33.Rc1 Qe4 34.Kd2 Bh6 35.Kc3 Bc1 36.f3 Qf3 37.Kc2 Bf4 38.h4 Rg2 39.Kb1 Qd1) 31.Qh3 Qh1 32.Ke2 Re4 (32...Re4 33.Qe3 Re3 34.fe3 Qg2 35.Kd3 e5-+) 0–1. Baldvinsson,Loftur (1920) – Bjornsson,Si (2295), TCh–ISL Div (5), 2018. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.Nf3 Bg7)

5.a3 ba3 6.Ba3 Nf6 7.Bd3 0-0 8.e5 Nd5 9.c4 Nf4 10.g3 Nd3 11.Qd3 Nc6 12.Bb2 d5 13.cd5 Bf5 (better is 13...Qd5 14.Qe2 Bg4-+) 14.Nc3?? (better is 14.Qb3 Na5 15.Qa2+=) 14…Bd3-+ (14...Bd3 15.dc6 Qb6-+) 0–1. Schulze,Marc Andre (1725) – Schulz,Anja2 (1995), GER–ch Net qual4 U18 blitz, 2009. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.Nf3 Bg7)

5.a3 ba3=+ 6.c3 Nf6 7.e5 Nd5 8.c4 Nb6 9.c5= Nd5 10.Bc4 e6 11.Na3 0-0 12.h4 b6+= 13.h5 bc5=+ 14.hg6 fg6 15.Bd5 ed5 16.Nb5 Qb6 17.dc5 Qc5 18.Rb1 Ba6 19.Ba3+/- Qc4 20.Rh4 Qc6 21.Nfd4 Qb6+/- 22.Bf8 Bf8 23.Qb3 Bb7 24.Qh3 h6 25.Rh6 Bh6 26.Qh6 Na6? 27.e6! de6 28.Qg6 Kf8 29.Rb3 Qa5 30.Kf1 (30.Kf1 Qa1 31.Rb1 Qb1 32.Qb1+-) 1–0. Kiss,Attila (2410) – Stoll,Ferdinand (2560), Kecskemet, 1987.

5.Bc4 Nc6 6.0-0 (6.c3 bc3 7.Qd3 a6 8.Qc3 Qa5-/+) 6...Nf6 (6...e6!?-/+) 7.e5 Ng8 (7...Nh5 8.Bd5 d6 9.a3 ba3 10.Ra3+=) 8.c3 (8.a3 ba3 9.Re1 Nh6=) 8...bc3 9.Nc3 d6 (better is 9...Nh6=) 10.e6?? (better is 10.ed6 Qd6 11.Nb5=) 10...Be6-/+ 11.Bb5? (better is 11.d5!? Bc3 12.Rb1 Bd5 13.Bd5-/+) 11...Bd7 12.Bb2 Qb6 13.Nd5 Qd8 14.Qb3?? e6 15.Nf4 a6?? 16.d5= Ne5?? 17.Bd7 Qd7 18.Ne5 de5?? 19.de6 fe6 20.Ne6 Bf6 21.Rac1 Rc8 22.h3 Ne7 23.Rc8 Qc8 24.Rc1 Nc6 25.Nc5 b5?? 26.Qf3 Be7 27.Na6! Qa6 28.Rc6 Qb7 29.Qc3 Rf8?? 30.Rc8 Kd7+/- 31.Rf8 Bf8 32.Qe5 Bd6 33.Qg7 Kc6 34.Qb7 Kb7+= 35.g3 Kc6 36.Kf1 Kd5 37.Ke2 Ke4 38.f3 Kf5 39.g4 Kf4= 40.Kf2 Bc5 41.Kg2 b4 42.Bc1 Be3 43.Be3+/- Ke3 44.Kg3 Kd4 45.f4+/- Kd5? 46.f5 gf5 47.gf5 Ke5 48.Kf3 Kf5= 49.Ke3 h5 50.Kd3 Ke5?? 51.Kc4 Kd6 52.Kb4 Kc6 53.Kc4 Kb6 54.Kd4 Kb5 55.Ke4 Kb4 56.Kf4 Ka3 57.Kg5 Ka2 58.Kh5 Kb3 59.Kg6 Kc4 60.h4 Kd5 61.Kf7 Ke5 62.h5 Kf5 63.h6 Ke4 64.h7 Kd4 65.h8Q Ke4 66.Ke6 Kd3 67.Kd5 Ke3 68.Qd4 Kf3 69.Ke5 Kg2 70.Kf4 Kh2 71.Kf3 Kh1 72.Kf2 Kh2 73.Qh8 1–0. Chien,Edward – Shu,Marvin, CalChess–ch Monterrey, 2002. (=1.e4 c5 2.b4 cb4 3.d4 g6)

5.Bc4 Qc7 6.Bb3 Nf6 7.e5= Ne4 8.0-0 0-0 9.Re1 Nc3 10.Nc3 bc3 11.a4 d6=+ 12.ed6 ed6 13.h3 Nc6 14.Ra3 Nb4 15.Bg5 Bd7 16.Be7= Rfe8 17.Ng5 Be6 18.Re6 Re7 19.Re7 Qe7 20.Nf7 d5 21.Ne5 Be5 22.de5 Qe5 23.Qg4 a5 24.Ra1 Rd8 25.Rd1 Kg7 26.f4 Qe3 27.Kh1 Qe4 28.Qg5 Rd7 29.Qg3=+ Rf7 30.Qc3= Kh6 31.Rd4 Qe2 32.Kg1 Rf5 33.g4+= Rf7 34.g5 Kh5 35.Qg3 Re7 36.c3 Re3= 37.Qg4 Qg4=+ 38.hg4 Kh4 39.cb4 Rb3 40.ba5 Kg3 41.Kf1 Rf3 42.Ke2 Rf4 43.Rd5 Ra4 44.Rb5 Kg4 45.Ke3 Kh5 46.Kf3 h6-/+ 47.gh6 Kh6 48.Kg3 g5 49.Rb7 Ra5 50.Rb3 Kh5 51.Rc3 Ra4 52.Rb3 Kg6 53.Rf3 g4 54.Rf4= Rf4 55.Kf4 Kh5 56.Kg3 Kg5 57.Kg2 Kf4 58.Kf2 g3 59.Kg2 Kg4 60.Kg1 Kh3 61.Kh1 g2 62.Kg1 Kg3 ½–½. Knebel,Willi (1890) – Gudat,Alfons (2015), Bayern–ch Seniors op, 1997.

5.Bc4 Qc7 6.Qd3 d6 7.a3 Nc6 8.ab4 e5 9.Na3 Nd4 10.Nd4+= ed4 11.Nb5 Qb6 12.Qb3 d5 13.ed5 Bd7 14.Ra5 Nh6 15.Bf4 0-0 16.0-0 a6 17.Nc7 Rad8 18.d6 Bc6 19.Bd5 Nf5 20.Bc6 Qc6 21.Nd5 Qe8 22.b5 ab5 23.Rb5 Nd6 24.Rb6 Ne4 25.Re1 Qd7 ½–½. Hoiberg,Nina (2235) – Bindzus,N (2080), 22nd North Sea Cup, Esbjerg DEN, 2007.

5.Bc4 Qc7 6.Qe2 e6 (6...d6 7.Nbd2-/+) 7.0-0 (7.a3 ba3 8.Ra3 a5+=) 7...Ne7 (7...Nc6 8.e5 f6+=) 8.a3= Nbc6 9.ab4 Nd4 10.Nd4 Bd4 11.c3 (11.Ra3 Nc6+=) 11...Bg7 (11...Be5 12.f4 Bf6 13.Na3+=) 12.Na3 (12.Rd1 Nc6+=) 12...a6 (12...Bc3? doesn't work 13.Nb5 Qb8 14.Nc3+-) 13.Bg5? (13.Nb1 0-0 14.Bg5 d5 15.Be7 Re8+=) 13...d6 (better is 13...Be5!?-+) 14.Nb5 Qb8 (better is 15.Nd4+=) 15...d5?? (better is 15...ab5 16.Bb5 Nc6 17.Ra8 Qa8 18.Qd6 f6+=) 16.ed5+/- ab5 (16...Nd5? is no good 17.Bd5 0-0 18.Be7+-) 17.Ra8 Qa8 18.Bb5 Kf8 19.d6 f6?? 20.de7+- Ke7 21.Be3 Qb8 22.Bc5 Kf7 23.Rd1 Qc7 24.Be3 Bf8 25.Bf4 Qb6 26.Be2 Be7 27.Be3 Qc7 28.Bf4 e5 29.Be3 Rd8 30.Qe1 Rd1 31.Bd1 Be6 32.Qd2 Qc4 33.Be2 Qc7 34.h3 f5 35.f3 Bf6 36.Bc5 b6 37.Qd6 Qd6 38.Bd6 e4 39.c4 ef3 40.gf3 Bd4 41.Kg2 Bd7 42.c5 bc5 43.bc5 Bc6 44.Kg3 Kf6 45.f4 h6 46.h4 h5 47.Bc4 Bg1 48.Bg8 Bd4 49.Bc4 Be4 50.Bb5+= Ke6 51.Be8 Bc2 52.Bg6+/- Bd1 53.Bh7 Kd5? 54.Bf5+/- Bc5 55.Bc5 Kc5 56.Be4 Bb3 57.Bg6 Bd1 58.f5 Kd6 59.Kf4 Ke7 60.Kg5 Bg4 61.f6 Kf8 62.Bh5 Be6 63.Bg6 Kg8 64.h5 Kh8 65.Kf4 Bc4 66.Ke5 Bb3 67.Kd6 Bc4 68.Ke7 Kg8 69.Bf5 Kh8 70.Be6 (70.Be6 Be6 71.Ke6 Kh7 72.f7 Kg7 73.h6 Kf8 74.h7 Kg7 75.f8R Kg6 76.h8Q Kg5 77.Qg7 Kh4 78.Rh8) 1–0. Stawiarski,Edmond (2195) – Sobry,Sebastien (2075), FRA–chT2 France, 2002. (=1.e4 c5 2.b4 cb4 3.d4 g6)

5.Bc4 d6 6.0-0 Nf6=+ 7.Qe2 d5 8.Bb5 Bd7 9.e5 Ne4 10.Nbd2 Nd2 11.Bd2= 0-0 12.Bd7 Qd7 13.Bb4 Nc6 14.Bd2 Rac8 15.Rfc1 e6 16.Re1 Rc7 17.h3 Rfc8 18.Qd3 Nb8 19.c3 Qe7 20.Nh2 Nd7 21.Ng4 Nb6 22.Qf3 Na4 23.Rac1 b5 24.Nf6 Kh8 25.Kh2 a6 26.Re3 Nb6 27.Rd3 Qf8 28.Qf4 Nc4 29.Qh4 Bf6 30.Qf6 Qg7 31.Qf4 Nd2 32.Qd2= Qf8 33.Rf3 Kg7 34.h4 Qe7 35.g3 h5 36.Qf4 b4 37.Qd2 Rc4 38.Kg2 R8c7 39.Rc2 Qd8 40.Kf1 Qc8 41.Ke2 Rc3 42.Rcc3 Rc3 43.Rc3 bc3 44.Qc2 Qc4 45.Ke3 f6 46.f4 fe5 47.fe5-/+ g5 48.hg5 a5?? 49.a4 ½–½. Weir,Peter – Aptekar,Lev, NZD–ch, 1980.

5.Bc4 e6 6.0-0 Nc6 7.Be3 Nf6 8.Bg5 Qc7 9.c3?? (9.Bf6 Bf6 10.Qd3 a6+=) 9...0-0?? (better is 9...Ne4 10.Bd2 Nd4 11.cd4 Qc4-+) 10.Bf6+= Bf6 11.e5 Bg7 12.Qc2 d6 13.Re1 de5 14.Ne5? (14.cb4 Nd4 15.Nd4 ed4 16.Na3-+) 14...Ne5 (14...Be5?! 15.de5 Ne5 16.Be2-+) 15.de5 Qc4 16.Nd2 Qc3 17.Rac1 (17.Qc3 bc3 18.Nb1 c2-+) 17...Qc2 (better is 17...Be5!? 18.Qd1 Qd4 19.Nc4 Qd1 20.Red1-+) 18.Rc2 Bd7 19.Nf3 Rac8 20.Rec1 (20.Rb2 a5-+) 20...a5 21.Rc8 Rc8 22.Rd1 Ba4 23.Re1 Bc2 0–1. nickbarletta – Jimmy_Roth19, ChessWorld.net, 2005. (=1.e4 c5 2.b4 cb4 3.d4 g6 4.Nf3 Bg7)

2...c4

3.e4 Nc6 4.c3 d5 (4...e6!?=) 5.ed5+/- Qd6?? (5...Qd5 6.Nd2 b5 7.a4+/-) 6.Nf3 (better 6.dc6 Qc6 7.Nf3+-) 6...Qd5+/- 7.Be2 (7.Nbd2 b5 8.a4 Ba6+/-) 7...Bg4 (7...Bf5!?+/-) 8.0-0 b5? (better 8...Nf6+-) 9.a4 ba4 (9...Nf6 10.ab5 Qb5 11.Na3+-) 10.Qa4 Bd7 (10...Rb8 11.Na3+-) 11.Qa2 (11.b5 Nd8 12.Na3 a6 13.Nc4 Rb8+-) 11...Be6 (11...e6 12.Bc4 Qd6 13.Re1+-) 12.Nbd2 (12.Ng5 Rc8 13.Ne6 Qe6 14.Bc4 Qf5+-) 12...Nf6 13.Bc4 Qf5 (13...Qd7 14.Be6 Qe6 15.Qa4+-) 14.Be6 (better 14.Re1 Bc4 15.Nc4 Qd5+-) 14...fe6 (14...Qe6 15.Qa4 Nd5 16.Re1+-) 15.Qa4 Rc8 (15...Qd5 16.c4 Qd7 17.Nb3+-) 16.b5 Nd5 (16...Qd5 17.c4 Qd7 18.bc6 Qc6 19.Qa7+-) 17.bc6 Nc3 18.Qa6 Rc7 19.Bb2 Nd5 (19...Qb5 20.Bc3 Qc6 21.Qe2 Qc3 22.Ne5 Qd4 23.Qb5 Rd7 24.Ndf3 a6 25.Ra6 Qa7 26.Ra7 g6 27.Qd7) 20.Nc4 (better 20.Ne5 g6 21.Qb5 Qe5 22.de5 Kf7+-) 20...g5 (20...g6 21.Na3 Bh6 22.Nb5+-) 21.Nfe5 (better 21.Ne3 Qf4 22.Qb5 Bg7 23.Nd5 ed5 24.Ng5 Qg5 25.Qb8 Kf7 26.Qc7 Qg4+-) 21...Bg7 22.Qa5 (better 22.Qb5 0-0 23.f3+-) 22...0-0 (22...Be5 23.Ne5 0-0+-) 23.Ne3 Qe4 24.Nd5 ed5 25.Qc7 e6 26.Nd7 Rf7 27.Qd8 Bf8 28.c7 g4 29.Nf8 Rf8 (29...Qf5 30.c8Q Kg7 31.Ne6 Kg6 32.Qg8 Kh5 33.Ng7 Kg5 34.Nf5 Rg7 35.Bc1 Kh5 36.Qg7 a5 37.Qh7) 30.c8Q (30.Ra7 Kg7 31.Qf8 Kg6 32.c8Q g3 33.Qg7 Kh5 34.Qe8 Qg6 35.Qh7 Kg4 36.Qeg6 Kf4 37.Qg3) 30...Rd8 31.Qd8 Kg7 (31...Kf7 32.Ra7 Kg6 33.Qg8 Kh5 34.Bc1 h6 35.Qe8 Qg6 36.Rh7 g3 37.Rh6 Kg4 38.Qg6) 32.Qe7 (32.Qg5 Kf8 33.Ra7 Qg6 34.Qe7 Kg8 35.Ra8 Qe8 36.Re8) 32...Kh6 (32...Kg6 33.Ra7 Kh5 34.Bc1 Qf5 35.g3 Qf2 36.Rf2 e5 37.Qh7) 33.Ra7 (33.Ra7 Kh5 34.Bc1 h6 35.Qe8 Qg6 36.Rh7 Kh4 37.Qg6 e5 38.Rh6; 33.Bc1 Qe3 34.Be3 Kg6 35.Ra7 Kf5 36.Qh7 Kf6 37.Qf7) 1-0. Goran_Krastev (2235) - StarThanatos (2245), Rated Bullet game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves c5 2.b4 c4 3.d4)

3.e4+= e5 4.de5+/- Bb4 5.c3+- Ba5 6.Bc4 Qc7? 7.Qd5 Ne7 8.Qf7 Kd8 9.Nf3 Nbc6 10.Qg7 Re8 11.0-0 b6 12.Rd1 Bb7 13.Bf7 b5 14.e6 d6 15.Be8 Kc8 16.Bf4 Ne5 17.Be5 de5 18.Rd7 Qc5 19.Re7 Bb6 20.Bd7 Kb8 21.Re8 Bc8 22.Rc8 (22.Rc8 Kb7 23.Bc6 Ka6 24.Bb7 (24.Ra8?? Qf2 25.Kh1 Qf1 26.Ng1 Qg1; 24.Ba8?? Qf2 25.Kh1 Qf1 26.Ng1 Qg1) 24...Ka5 25.Rc5 (25.Ba8?? Qf2 26.Kh1 Qf1 27.Ng1 Qg1; 25.Ra8 Qf2 26.Kh1 Qf1 27.Ng1 Qg1) 25...Rd8 26.Rb5 Kb5 27.Qe5 Rd5 28.a4 Ka5 29.Qd5 Bc5 30.Qc5#) 1–0. pierred (2720) – arsigen (1980), net–chess.com, 2008.

3.e4+= e6 4.e5 Bb4 5.c3 Be7 6.Nf3 b5= 7.a4 Ba6 8.ab5+= Bb5 9.Be2 d5= 10.ed6 Bd6 11.Qc2 Nf6 12.Na3 Ba3 13.Ba3 Nc6 14.Nd2 Ne7 15.0-0+= 0-0 16.Rfb1 a6 17.Nc4 Bc4 18.Bc4 Re8 19.Ba6 Qd5? 20.Bb7+- Qa5 21.Ba8 Ra8 22.Qb2 Nc6 23.Be7! (23.Be7 Qa1 24.Ra1+-) 1–0. pierre – graniteproqual, internet, 2010.

3.e4 b5

4.a4 Ba6? 5.ab5+- Bb5 6.Nc3 Qb6 7.Nf3 h6 8.Nb5 Qb5 9.c3 g5 10.Ne5 Bg7 11.Bc4 Qb7 12.Bf7 Kf8 13.Bd5 Be5 14.Bb7 (14.Bb7 Bf4 15.Bf4 gf4 16.Ba8+-) 1–0. pierre – oppoqix, internet, 2010.

4.a4 e6 5.ab5 d5 6.c3 Bd6 7.e5 Bc7 8.Qg4+- Kf8 9.Qf3 Bd7 10.Bc4! Bc8 11.Nh3 h6 12.Bd3 Ne7 13.0-0 Nd7 14.Nd2 Bb7 15.Nb3 Qc8 16.Nc5 Bb6 17.Ne6 Kg8 18.Nc5 Nc5 19.bc5 Bc5 20.dc5 Qc5 21.Ba3 Qc7 22.Qg3 Re8 23.Bd6 Qb6 24.e6! f6 25.Be7 (25.Be7 Qe6 26.Bd6+-) 1–0. marekt – nimzo1, chessworld.net, 2008.

4.c3 e6 5.Nf3 Bb7 6.Nbd2 d6 7.a4 Nf6 8.e5 (better is 8.ab5!? Be4 9.Ng5+/-) 8...de5= 9.de5 Ne4? (9...Nd5 10.Qc2 a6 11.Ne4=) 10.ab5?? (better is 10.Ne4 Be4 11.Qd8 Kd8 12.ab5+-) 10...Nc3= 11.Qc2 Nb5 12.Bc4 Qb6 13.0-0 Nd4 (better is 13...Nc6!?+=) 14.Nd4+/- Qd4 15.Bb5 Nd7 16.Qc7 Qd5 17.Bd7 Qd7 18.Qd7 Kd7 19.Nc4 Bb4 20.Rd1 Bd5 21.Ra4 a5 22.Nb6 Kc6 23.Na8 Ra8 24.Ba3 Kb5 25.Bb4 Ka4 26.Bd6 Kb3 27.h4 Kb2 28.Rd2 Kc3 29.Rd1 a4 30.Ra1 Bb3 31.Bc5 Kb2 32.Bd4 Kc2 33.Ra3 Kd3 34.Bc5 Rc8 35.Bd6 Rc1 36.Kh2 Rc2 37.Kg3 Ra2 38.Ra2 Ba2 39.f4 Kc4 40.Kf3 Kb3 41.g4 Bb1 0–1. Lazu,Robert – Aslan,Oguz Kagan, Dos Hermanas Internet qual–A, 2009. (=1.e4 c5 2.b4 c4 3.d4 b5)

4.Nc3 a6 5.a4 Bb7 6.ab5 ab5 7.Ra8 Ba8 8.Nf3 Qb6 9.d5 h6? 10.Be3+- Qb7 11.Nd4 g5? 12.Ndb5 Bg7 13.Bd4 Nf6 14.Bc4 Na6 15.e5 Nh5 16.Qh5 1–0. pierre – oppotuy, internet, 2010.

4.Nc3 h6 5.Nf3 (5.Nb5 a6 6.Nc3 e6+-) 5...a6 (5...e6 6.a3 a6 7.d5+-) 6.a4 (6.Be2 e6 7.a3 d5+=) 6...Bb7 (6...e6!?+=) 7.ab5+- ab5 8.Ra8 Ba8 9.Nb5 Be4 10.Nd2 (10.Bf4!? Qc8 11.Nc7 Kd8 12.Ne5 (12.Bc4 d6=+) 12...Kc7 13.Qe2+-) 10...Bc6+= 11.Nc3 (11.Bc4 Qb6 12.Qe2 Bg2+-) 11...Nf6 (better 11...d5!?=) 12.b5+- Bd5 (12...Ba8 13.Nc4 e6 14.Bd2+-) 13.Nc4 (13.Nd5 Nd5 14.Bc4 Nb6+-) 13...Bc4+- 14.Bc4 e6 15.0-0 Bd6 (better 15...d5 16.Bd3 Bd6+-) 16.Be3 (better 16.f4!?+-) 16...Qc7 (16...Bh2 17.Kh1 d5 18.Bd3=) 17.Qe2 Qa5? (better 17...0-0!? 18.b6 Bh2 19.Kh1 Qb6+=) 18.Bd2 (18.Na2 0-0+-) 18...Qb6+- 19.Be3 (19.d5 0-0+-) 19...Qc7?? (19...Qa5 20.Na2+-) 20.d5 (20.f4!? 0-0 21.Na4 Be7+-) 20...0-0 (better 20...Bh2 21.Kh1 Be5+=) 21.g3?? (21.b6 Bh2 22.Kh1+-) 21...Re8?? (better 21...Rc8 22.b6 Qc4-+) 22.b6+- Qb7 23.Nb5 Bb4 (23...Bf8 24.Nc7 Rc8 25.Rd1+-) 24.c3 (better 24.Rb1 Bf8 25.d6+-) 24...Ba5?? (better 24...ed5 25.cb4 dc4+-) 25.Nd6 Qa8 (25...Qc8 26.Nc8 Rc8 27.b7+-) 26.b7 (26.b7 Qb7 27.Nb7 Bc3 28.de6 de6 29.Rb1+-) 1–0. Hilbert,Stephan J – Stoyanov,Zdravko, FICGS, 2015. (=1.e4 c5 2.b4 c4 3.d4 b5)

3.e4 d5

4.ed5 Qd5 5.Nc3 Qe6 6.Be2 Nf6 7.Nf3+/- h6 8.0-0 a6 9.Ne5 b5 10.a4 Bb7? 11.ab5 Ne4 12.Bc4 Nc3 13.Be6 Nd1 14.Bf7 Kd8 15.Rd1 ab5 16.Ra8 Ba8 17.Ng6 Rh7 18.Nf8 Rh8 19.Ng6 Re8 20.Re1 (20.Re1 Nc6 21.d5 Nb4 22.Be8 Ke8 23.Re7 Kd8 24.d6+-) 1–0. marekt – exxpat, chessworld.net, 2008.

4.e5 cd3 5.cd3 d4 6.f4 e6 7.Bd2 Nc6 8.Nf3 (better 8.b5!? Nce7 9.Nf3=) 8...Nb4-/+ 9.Qa4 Nc6 10.Nd4?? (10.Na3 Nh6-/+) 10...Bd7 (better 10...Qd4 11.Nc3 Bb4-+) 11.Nc6 Bc6 (11...bc6?! 12.Nc3+=) 12.Qc2 Rc8 13.Qb2 Bc5 14.Bc3 Ne7 (better 14...Qh4!? 15.g3 Qd8-+) 15.d4=+ Bb6 16.Bc4 (16.Na3 Nd5 17.Nc4 Nc3 18.Nb6 ab6 19.Qc3 Bg2 20.Bb5 Kf8 21.Qb4 Kg8-+) 16...Nd5 (16...Nf5 17.0-0 Bg2 18.Rd1 Rc4 19.Qg2 Rd4 20.Rd4 Nd4 21.Kf1-+) 17.Bd5-/+ Qd5 (17...ed5?! 18.0-0=) 18.Rg1? (better 18.0-0!?-/+) 18...Qe4-+ 19.Qe2 Qf4 20.Nd2 a6 (better 20...Qh2 21.Qf2 0-0-+) 21.0-0-0?? (better 21.g3 Qh6 22.Nc4-+) 21...Bb5 (better 21...Bd4 22.Rdf1 Qg5 23.h4-+) 22.Qf3 (22.Qe4 Rc3 23.Kb2 Qe4 24.Ne4 Re3 25.Nd6 Ke7 26.Nb5 Re2 27.Kb3 ab5-+) 22…Qf3 (22...Qf3 23.Nf3 Ba5-+) 0-1. crystalcat (1760) - leveretthouse (1960), Rated Bullet game, lichess.org, 2013. (=1.e4 c5 2.b4 d5 3.e5 c4 4.d4)

4.e5 cd3 5.cd3 Bf5 6.d4 e6 7.a3 a5 8.b5 Nd7 9.h4 (9.Nf3 Ne7=) 9...a4 (9...Rc8 10.Nf3=+) 10.g4 Be4 11.f3 Bb1 12.Rb1 Nb6 13.Bd3 Rc8 14.Ne2 h6 (better 14...Be7=) 15.Be3 (15.h5!?+=) 15...h5 (15...Ba3 16.h5-/+) 16.g5 g6 (16...Ba3 17.0-0-/+) 17.0-0 (17.Bc1 Ne7=) 17...Ba3=+ 18.Nf4 (18.Ra1 Qe7=+) 18...Ne7-/+ 19.Ra1 (19.Bf2 Qc7-/+) 19...Bb4 (19...Bb2 20.Ra2 a3 21.Qe2-/+) 20.Ra4 (20.Qb1!? Bc3 21.Ra3=+) 20...Na4-/+ 21.Qa4 Bc3 22.b6 Kf8 23.Rc1 Kg7?? (better 23...Qb6 24.Rb1 Qc6-/+) 24.Qa7?? (24.Qa3 Re8+/-) 24...Qd7 (better 24...Bd4 25.Re1 Rc1 26.Bd4 Re1 27.Kf2 Rc1 28.Qb7 Re8-+) 25.Qa3+/- Bd4 26.Bd4 Rc1 27.Qc1 Rc8 (27...Qa4 28.Qe3+=) 28.Qe3 (28.Qa3 Nc6 29.Bc5 Rd8+/-) 28...Qa4 29.Ne2 (29.Kg2 Nc6 30.Bc5 Nb4 31.Bg6 Na6 32.Nh5 Kh8+-) 29...Qd1 (29...Nc6!?=) 30.Kg2+= Nf5 31.Bf5 gf5 32.Bc5?? (better 32.Nc3 Qc2 33.Kh3+=) 32...Rc5!-+ 33.Qc5 Qe2 34.Kg3 (34.Qf2 Qe5 35.Qd2 d4-+) 34...Qe1 (better 34...f4 35.Kf4 Qh2 36.Ke3 Qg1 37.Ke2 Qc5-+) 35.Qf2 (35.Kg2 f4 (35...Qh4?! 36.Qe7=) 36.Qe7 Qg3 37.Kf1 Qf3 38.Ke1 Qe4 39.Kd2 Qe5 40.Qb7 Qd4 41.Kc2 Qc4 42.Kb2 f3-+) 35...Qe5 (better 35...f4 36.Kg2 Qf2 37.Kf2-+) 36.f4 (36.Kg2 f4-+) 36...Qc3 37.Kg2 Qd3 38.Qb2 (38.Qb2 d4 39.Qf2-+). perycarion (2545) - zumpili (2435), Rated Bullet game, lichess.org, 2021. (=1.e4 d5 2.e5 c5 3.b4 c4 4.d4)

4.e5 e6 5.a3 f6 6.f4 (6.Nf3 b5+=) 6...Nc6 7.Nf3 fe5 (7...b5 8.a4 Qb6 9.ab5 Qb5 10.c3+=) 8.fe5+= Nge7 9.c3 Nf5 10.Be2 Be7 11.0-0 0-0 12.Bf4 h6 (12...Bd7 13.a4=) 13.a4 g5 14.Bg3?? (better 14.Bd2+=) 14...Ne3-+ (14...Ng3?! 15.hg3 g4 16.Nh2=) 15.Qd2 Nf1 16.Bf1 Qe8 17.h4 (17.Qd1 Qg6-+) 17...g4 18.Nh2 Qg6 19.Be2 h5 20.Na3 a6 21.Nc2 Bd7 22.Ne3 Qg7 23.Nc4 (better 23.Rf1!?-+) 23...dc4 24.Bc4 Nd8 25.d5 (25.a5 Rc8 26.Bd3 Be8-+) 25...ed5 26.Bd5 Be6 27.c4 Kh8 28.Nf1 (28.Rf1 Qg6-+) 28...Bd5 (better 28...Qg6 29.Rd1 Nc6-+) 29.cd5-/+ Nf7 30.d6?? (better 30.Re1-/+) 30...Bd6!-+ 31.ed6 Qa1 32.Qd5 Qg7 (better 32...Kg7!? 33.a5-+) 33.Qh5 Kg8 (33...Qh6!? 34.Qg4 Rad8 35.Bf4-+) 34.Ne3 Rae8 (better 34...Rfc8 35.Kh2 Rc1-+) 35.Ng4?? (35.Nf5 Qf6 36.Ne7 Re7 37.de7-+) 35...Ne5 (better 35...Re4 36.Nf2 Qg3 37.Ne4 Qe1 38.Kh2 Qe4-+) 36.Nh6 Kh7?? (better 36...Kh8 37.Nf7 Kg8 38.Be5 Re5 39.Ne5 Rd8+-) 37.Nf5 (37.Nf5 Kg8 38.Ng7 Nf3 39.gf3 Kg7 40.d7+-) 1-0. Goran_Krastev (2185) - ldlan (2155), Rated Bullet game, lichess.org, 2015. (=1.e4 C02: French: Advance Variation 1...e6 2.d4 d5 3.e5 c5 4.b4 c4)

4.e5 e6 5.c3 a5 6.b5 b6 7.a4 f6 8.Nf3 Nd7 9.Ba3 (9.Bf4 Be7+=) 9...Ba3= 10.Na3 fe5 11.de5 (11.Ne5!? Ngf6 12.Nc6=) 11...Nh6 12.Be2 (12.Ra2 Qc7=+) 12...0-0-/+ 13.Nc2 Qc7 14.0-0 Ne5 15.Ne5 Qe5 16.Nd4 Bd7 17.Bf3 Qf6 18.Re1 Kh8 19.Qe2 (19.Ra2 Rae8 20.Bh5 g6-/+) 19...Rae8 20.Qe5 Qe5 21.Re5 Nf7 22.Re2 (22.Re3!? e5 23.Nc6-/+) 22...e5-+ 23.Nc6 (better 23.Bd5 ed4 24.Re8 Be8 25.cd4-+) 23...Bc6 (better 23...e4 24.Bh5 g6-+) 24.bc6-/+ e4 25.Bg4 Ne5 26.Bd7 Re7 27.Rb1 (27.Rd1 Nd3-/+) 27...Nd7-+ 28.cd7 Rb8 (better 28...Rd7 29.Rb6 d4 30.cd4 Rd4-+) 29.Rb6= Rd8 30.Rb5 Red7 31.Ra5 Rb7 (31...g5 32.Kf1=) 32.g3 (32.f3 Rb3=) 32...Rb1 (32...Kg8 33.Rd2=) 33.Kg2 Rd1 34.Rc5 (34.f3 ef3 35.Kf3 Rd3 36.Re3 Rd2=) 34...h6 (34...Rd3 35.Re3=) 35.Ra2 Rc1 36.Ra3? (better 36.a5 Rc3 37.a6=) 36...Rc2-/+ 37.Kf1? (better 37.Ra1-/+) 37...Rc1?? (better 37...Rf8 38.Kg2 e3-+ (38...Rcf2?! 39.Kh3-+)) 38.Kg2 (38.Ke2 d4 39.cd4 Rd4=) 38...Rc2 39.Kf1 Rf8 40.Rd5 (40.Kg2 e3 41.Ra1 Rff2 42.Kh3-+) 40...Rff2 41.Kg1 (41.Ke1 Rh2 42.Kd1 e3 43.Rd8 Kh7 44.Ra1 e2 45.Ke1 Rh1 46.Kf2 e1Q 47.Kf3 Rf2 48.Kg4 Qe4) 41...Rg2 (41...e3 42.Rd8 Kh7 43.Rh8 Kh8 44.Ra1 Rg2 45.Kh1 Rh2 46.Kg1 Rcg2 47.Kf1 e2 48.Ke1 Rh1 49.Kd2 e1Q) 42.Kh1-+ Rh2 43.Kg1 Rhg2 (better 43...Rcg2!? 44.Kf1 e3 45.Re5 e2 46.Re2 Re2 47.Kg1-+) 44.Kh1 Rg3 (better 44...Rge2 45.Ra1 Rh2 46.Kg1 Rcg2 47.Kf1-+) 45.a5 Rgc3 (45...Rd3!? 46.Rd4 e3 47.Ra1 Rcc3 48.Re4-+) 46.Rc3 Rc3 47.Kg2 (47.Re5 e3 48.Kg2 Ra3-+) 47...Ra3 48.Kf2 c3 49.Rc5 c2! 50.Rc2 Ra5 51.Ke3 Re5 52.Kf4 (52.Rc7 Kh7-+) 52...Re7 53.Ke3 Kh7 54.Rc6 h5 55.Rd6 g6 56.Rc6 Kh6 57.Rd6 h4 58.Rd5 g5 59.Rd2 Kh5 60.Re2 (60.Rh2 g4 61.Ra2 g3 62.Ra5 Kg4-+) 60...h3 61.Kf2 (61.Rc2 Kg4-+) 61...Kh4 62.Kg1 (62.Re3 g4 63.Kg1-+) 62...g4 63.Kh2 g3 64.Kg1 e3 65.Kf1 Kg4 66.Kg1 If White now only could play h2+... 66...Kf3 (66...Rd7 67.Kf1 Rd1 68.Re1 Kf3 69.Rd1 h2 70.Rd8 h1Q) 67.Ra2 (67.Rg2 e2 68.Rf2 gf2 69.Kh2 e1Q 70.Kh3 Rh7) 67...e2 68.Ra3 (68.Re2 Re2 69.Kf1 g2 70.Kg1 Re1 71.Kh2 Rh1) 68…Re3 (68...Re3 69.Re3 Ke3 70.Kh1 e1Q) 0-1. Goran_Krastev (2235) - Quackamura (2155), Rated Blitz game, lichess.org, 2014. (=1.e4 C02: French: Advance Variation 1...e6 2.d4 d5 3.e5 c5 4.b4 c4)

4.e5 e6 5.Nf3 Bb4 6.c3 Be7 7.h4 Na6 8.h5 Nh6 9.a4 Nf5 10.g4 Nh4 11.Nh4 (11.Rh4!? Bh4 12.g5=) 11...Bh4-/+ 12.h6 g6 13.Qd2 Be7 14.Na3 Nc7 15.f4 0-0 16.Bh3 f6 17.Nc2 b5 18.Ne3? (better 18.ef6 Rf6 19.g5-/+) 18...fe5-+ 19.fe5 Bh4 20.Kd1 Rf2 21.Qe1 Ra2! 22.Ra2 Be1 23.Ke1 ba4 24.Ba3 (24.Bg2 Bd7-+) 24...Rb8 25.Ke2?! (25.Rf1 Rb1 26.Kd2 Rf1 27.Bf1 Bd7-+) 25...Qh4 (25...Rb3!? 26.Nd1 Nb5 27.Bb4-+) 26.Rf1 (26.Bg2 Qg5-+) 26...Bd7 27.Rb2 (27.Bg2 Nb5 28.Bb4 a3-+) 27...Nb5 (better 27...Rb2 28.Bb2 Qh3 29.Ba3 Qh6 30.Rf8 Kg7 31.Rd8-+) 28.Bg2 Nc3 29.Kd2 Rb2 (29...Nb5 30.Rbb1-+) 30.Bb2 Nb5 31.Nd1 (31.Nd5 Qh6 32.Kd1-+) 31...a3 32.Bc1 (32.Ba1 Nd4! 33.Bd4 Qg4-+) 32...Qh2 (better 32...Qg4 33.Rf2 Qd4 34.Ke1-+) 33.Ne3 c3 (better 33...Qh6 34.Kc2 Nd4 35.Kb1-+) 34.Kc2 (34.Kd3 Bc6 35.Rf2-+) 34...a2 35.Ba3 (35.Bd2 cd2 36.Kd2 Nd4-+) 35...Qg3 (better 35...Qh6 36.Nd5 Qd2 37.Kb3 Nd4 38.Kb4 Nc2 39.Kc5 Qg2 40.Ne7 Kh8-+) 36.Rf8 1-0. Grabinsky,V (2215) - Kujawski,A (2200), Titled Tuesday 2nd June, 2020. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 c4 5.d4)

4.e5 e6 5.Nf3 cd3 6.cd3 Bb4 7.Bd2 Qa5 8.d4 Nc6 9.Bd3 (9.a3 Nge7=+) 9...Nge7 10.0-0 Bd2 (10...Bd7 11.Qb3=+) 11.Nbd2= Qc3 (11...Nb4 12.Nb3 Qa4 13.Bb1=) 12.Nb3 h6 (12...Qb2 13.Re1 Ng6 14.Re2=) 13.Rc1 (13.Qe2 0-0=) 13...Qb4 (13...Qb2 14.Bb1=) 14.Bb1 (14.Qe2 Bd7=) 14...a5 (14...b6 15.Re1=) 15.Qd3 (15.Nc5 b6 16.Nd3 Qa3=) 15...b6 (15...a4 16.Nbd2=+) 16.Rfd1 (16.Rfe1 Ba6 17.Qe3 Rc8=) 16...Ba6 17.Qe3 a4 (17...Rc8 18.Rc3=+) 18.Na1 (18.Nbd2 0-0=+) 18...0-0=+ 19.Nc2 (19.a3 Qa5=+) 19...Qa5 20.g4 (20.Nce1 Rac8=+) 20...Rac8 (20...Rfc8 21.Na3-/+) 21.a3 (21.Na3 b5-/+) 21...Qb5 (21...Bc4 22.Nce1-/+) 22.h4 (22.Re1 Qb2-/+) 22...Qe2 (better 22...Qb3 23.Kg2 Bc4-/+) 23.Qf4 (23.Re1 Qe3 24.Re3 Ng6-/+) 23...Qe4 (23...f6 24.Qg3 fe5 25.Ne5 Ne5 26.de5 Rc3-+) 24.Qg3-/+ Bd3 25.Nfe1 Bc2 (25...Nd4 26.Qd3 Ne2 27.Kf1 Nc1 28.Qe4 de4 29.Rc1-+) 26.Rc2 (26.Bc2 Nd4 27.Be4 Ne2 28.Kg2 Ng3 29.Rc8 Rc8 (29...Ne4?! 30.Rf8 Kf8 31.Rb1=) 30.Bd5 Nd5 31.Kg3 b5-+) 26...Nd4 (26...Nd4 27.Rc8 Ne2 28.Kh2 Rc8 (28...Ng3?! 29.Rf8 Kf8 30.Be4 Ne4 31.f3=+; 28...Nc8?! 29.Be4 Ng3 30.Bd5 ed5 31.Kg3=+) 29.Be4 Ng3-+) 0–1. Nunes,Moezio Correia (1680) – Lima,Alan Elkinson Lopes (1870), Championship Cearense de Xadrez – FINAL, 2016. (=1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 c4 5.d4 cd3)

4.e5 Bf5 5.c3 e6 6.h4 h5 (6...a5 7.b5=+) 7.Nd2 (7.Be2 a5 8.ba5 Qa5=) 7...Be7 (7...a5 8.Qa4 Nc6 9.b5=+) 8.Ndf3 (8.Be2 a5 9.b5 a4=+) 8...Bg4 (8...a5 9.ba5 Qa5 10.Ne2=+) 9.Nh3 (9.Be2 Nd7=) 9...Nh6 (9...a5 10.b5-/+) 10.Nf4 Nf5 11.Be2 Nc6 (11...Nd7 12.g3=+) 12.Ng5 (12.g3 0-0=) 12...Be2 (12...Nh4!? 13.Nf3 Bf3 14.Bf3 Nf3 15.Qf3 h4-/+) 13.Qe2=+ Ncd4 (13...Qb6 14.Rb1=+ (worse 14.Nh5 Nb4 15.g4 Nd3 16.Kf1 g6-/+)) 14.cd4= Nd4 15.Qd1 Bb4 16.Kf1 Bc5 (better 16...Nc6=) 17.Be3+/- f6?? (better 17...Qb6 18.Nh5 Nf5+/-) 18.Nge6+- Ne6 19.Ne6 Qe7 20.Nc5 (20.Bc5?! Qe6 21.ef6 Qf6+-) 20...Qe5 21.Qa4 Kf7 22.Qd7 (22.Rd1 Rhe8 23.Nb7 Kg8+-) 22...Kg6 23.Rd1 (23.Re1 Rhd8 24.Qb7 Qb8+-) 23...Rad8 24.Qb7 d4 25.Qe4 (better 25.Rh3 de3 26.Rd8 e2 27.Ke1 Rd8 28.Rg3 Qg3 29.Qe4 Kh6 30.fg3+-) 25...Qe4+= 26.Ne4 de3 27.Rd8 (27.Ke2 ef2 28.Kf2 Rb8+/-) 27...Rd8+= 28.Nc3?? (28.Ke2 f5 29.Ng5 ef2+/-) 28...ef2?? (better 28...Rd3 29.Rh3 Rc3 30.Rg3 Kf7-+) 29.Kf2 Rd2 30.Ke1 (30.Ne2!?+=) 30...Rc2 (30...Rg2 31.Rh3=+) 31.Nd1 (31.Ne2!? Ra2 32.Kf2=) 31...Ra2-/+ 32.Rf1? (better 32.Rh2!?-/+) 32...Rg2-+ 33.Rf4 (better 33.Rh1-+) 33...Rg4 34.Rg4 (34.Rf3-+) 34...hg4 35.Ne3 f5 (better 35...Kh5-+) 36.Nf5 (36.Ke2 c3-+) 36...Kh5 (better 36...Kf5 37.Kd2 g3-+) 37.Ng3 (37.Ng7 Kh4 38.Nf5 Kg5-+) 37...Kh4 38.Ne4 (38.Nf5 Kg5 39.Nd6-+) 38...g3 39.Kf1 g2 (39...g2 40.Kg2 a5-+) 0-1. NevSky (2295) - orbit_zapter (2295), Rated Bullet game, lichess.org, 2015. (=1.e4 B20: Sicilian: Unusual White 2nd moves 1...c5 2.b4 d5 3.e5 c4 4.d4)

2...cd4

3.Bb2 e5 4.a3 d5 5.Nf3 Bd6 6.g3 a5 7.c3 ab4 8.cb4 Nf6-+ 9.Bg2 Nc6 10.0-0 0-0 11.e3 de3 12.fe3 Ng4 13.Re1 e4 14.Nd4 Nh2 15.Nf3?? ef3 16.Bf3 Bg3 17.Re2 Nf3 (17...Nf3 18.Kg2 Qg5-+) 0–1. goaty26 – marekt, chessworld.net, 2008.

3.b5 Qa5 4.Qd2 Qb5 5.Qd4 Nc6 6.Qc3 Qb6 7.Be3 Qd8 8.Na3 Nf6-+ 9.f3 Nd5 10.Qb3 Ne3 11.Qe3 Qa5 12.Qd2 Qa3 13.c3 e5 14.e4 Bc5 15.Nh3 b5 16.Bb5 Rb8 17.Rb1 Ba6 18.Rb3 Rb5 19.Ra3 Rb1 20.Qd1 Rd1 21.Kd1 Ba3 (21...Ba3 22.Kd2 Bc4-+) 0–1. fuzzyphil – marekt, chessworld.net, 2008.

3.c3 dc3 4.Nc3 e6 5.a3-/+.

3.c3 Nc6 4.cd4 (4.b5 Na5=) 4...d5 (4...Nb4 5.Nc3=+) 5.Bd2 (5.a3 Bf5=) 5...e5 (5...Nd4 6.e3 Nc6 7.Bc3=+) 6.a3 (6.de5 Bb4 7.Nf3 Qa5=+) 6...ed4 (6...Nd4 7.e3 Nc6 8.b5-/+) 7.Nf3=+ Bg4 8.g3 (8.b5 Na5=) 8...Bf3 (8...d3 9.b5 Bf3 10.ef3 Qe7 11.Be3-/+) 9.ef3 f5 (9...Qe7 10.Qe2-/+) 10.Bg2 (10.Bd3 Qe7 11.Kf1 Ne5 12.Qa4 Kf7 13.Bf5 g6=) 10...Nf6 (10...Qe7 11.Kf1=+) 11.0-0= Be7 12.Re1 0-0 13.Rf1 (13.b5!? Nb8 14.Bg5=) 13...Bd6 14.Be1 (14.Re1!?=+) 14...f4-/+ 15.Nd2 h5 (15...Qb6 16.Qb3-+) 16.Nb3 h4 (16...Qb6 17.Bh3-/+) 17.g4 (17.b5 Ne5-/+) 17...a5 (17...Qb6 18.Bd2-/+) 18.h3? (better 18.Na5 Na5 19.ba5=) 18...ab4-+ 19.Nd4 (19.Bb4 Bb4 20.ab4-+) 19...Nd4 20.Qd4 ba3 (20...Ra3?! 21.Ra3 ba3 22.g5-/+) 21.Bc3 Qc7 (21...b6 22.Qd3 Bc5 23.Be5-+) 22.Rfc1 (22.g5 Bc5 23.Qd3 Nh5 24.Qd5 Kh7-+) 22...Rfc8 (better 22...Bc5 23.Qd1 Qd6-+) 23.Bb4?? (better 23.g5 Bc5 24.Qd2-+) 23...Qc1 24.Rc1 Rc1 25.Bf1 (25.Kh2 Bb4 26.Qb4 a2 27.Qf4 a1Q-+) 25...Bb4 26.Qb4 a2 (26...a2-+) 0-1. mtluser (2180) - stubborn_d0nkey (2225), Rated Bullet game, lichess.org, 2014. (=1.d4 c5 2.b4 cd4)

3.Qd4 Nc6 4.Qc4 (4.Qd2 d5=+) 4...d6 (4...Nb4 5.Qb4 e6+-) 5.b5 (5.e4 Nf6=) 5...Be6 (5...Ne5 6.Qa4 Bd7=) 6.Qe4? (better 6.Qa4 Ne5 7.Nf3=) 6...f5?? (better 6...Qa5!? 7.Bd2 Qb5-/+) 7.Qe3?? (better 7.Qe6 Qa5 8.Nd2+-) 7...Nb4 8.Qc3 (8.Qe6 Nc2 9.Kd1 Na1+=) 8...Nd5 (8...Na2!? 9.Qe3 Qc8-/+ (9...Nc1 10.Qe6 Qc7 11.Kd1+-)) 9.Qb3=+ Nf4?? (better 9...Ngf6=+) 10.Qe6?? (better 10.Qe3 g5 11.Bb2+-) 10...Ne6-+ 11.Bg5 (11.e3 Rc8-+) 11...g6 (better 11...Ng5 12.Nd2-+) 12.Be3 (12.Bd2 Bg7 13.c3 Qa5-+) 12...Bg7 13.Nc3 (13.c3 Qa5 14.Bd2 Qb5 15.Bc1-+) 13...Bc3 14.Kd1 Ba1 15.Bc1 Qa5 16.e3 Nc5 17.Nf3 Ne4 18.Bd3 Qd2! 19.Bd2 (19.Bd2 Nf2 Double attack; 19.Nd2 Nf2 Double attack) 19...Nf2 20.Ke2 Nh1 21.g3 (21.Kf1 e5 22.Ne1 e4-+) 21...Nf6 22.Nd4 e5 23.Ne6 Ke7 24.Nc7 Rac8 25.Nd5 Ke6 (better 25...Nd5 26.c4 Nb6 27.e4-+) 26.Nf6 Kf6 (26...Kf6 27.c4 e4-+) 0–1. Jeezus96 – Agiant, lichess.org, 2019. (=1.d4 c5 2.b4 cd4)

3.e3 de3 4.Be3 g6 5.c3 Bg7-/+ 6.Nf3 Nf6 7.Qb3 0-0 8.Bc4 d5 9.Be2 Ng4 10.Bd4 e5 11.Bc5 Re8 12.h3 Nh6 13.Nbd2 e4-+ 14.Nh2 Nf5 15.0-0-0 b6 16.Ne4? bc5 17.Rd5 Qc7 18.Bf3 cb4 19.c4 Nc6 20.Rc5 Re4! 21.Be4 Qf4 22.Kd1 Qe4 23.Nf3 Nfd4 24.Qe3 Qc2 25.Ke1 Qb1 26.Kd2 Nf3 27.Qf3 Bh6 28.Ke2 Nd4# 0–1. Mcgraw – marekt, chessworld.net, 2008.

3.Nf3 a6 4.Qd4 (4.c3 dc3 5.Nc3 Nc6=+) 4...e6 (4...Nc6 5.Qf4=+) 5.a3= Qc7 (5...Nc6 6.Qd3=) 6.Nc3 (6.Bf4 Qc2 7.Qc3 Qc3 8.Nc3 Nf6=) 6...Nc6 7.Qd3 (7.Qf4 Bd6 8.Qg5 Nb4 9.Qg7 A) 9...Nc2? 10.Kd1 Bf8 11.Qh8 Na1 12.Bb2+- (12.Qg8 Qc3 13.Bh6 Qc2 14.Ke1 Qb1 15.Kd2 Qb2 16.Kd1 Qb3 17.Ke1 Qa3=+); B) 9...Be5 10.Qe5 Qe5 11.Ne5 Nc2 12.Kd1 Na1=) 7...Nf6 8.g3 b5 (8...d5 9.Bg2=) 9.Bf4 (9.Bg2 Bb7 10.Bf4 e5 11.Ne5 Nb4 12.ab4 Bg2 13.Nf7 Qc4 14.Qc4 bc4=+) 9...d6 10.Bg2 (10.0-0-0 Ng4 11.Ne4 e5+=) 10...Bb7 11.0-0 Be7 12.Rfd1 (12.Rfb1 Ng4=) 12...Rd8 13.Qd2 Ng4 (13...Ne5 14.Qe1 Rc8 15.Bd2=+) 14.a4 Nb4 (14...Qb6 15.Rf1 Nb4 16.Rab1=) 15.ab5+= a5 16.Bg5 (16.Na4 e5 17.c3 Nd5+-) 16...f6= 17.Be3 Ne3 18.fe3 (18.Qe3? Nc2 19.Qe6 Na1-/+ (19...Qc3?! 20.Rac1=)) 18...0-0 (18...Rc8!? 19.Na2 Bf3 (worse 19...Nc2 20.Rdc1 Bf3 21.Bf3+=) 20.Bf3 d5=) 19.Nd4+= Bg2 20.Kg2 Qb7 (better 20...Rc8!? 21.Ra3 Qc4+=) 21.Kg1+- Kf7 22.Ra5 d5 23.Rb1 Rc8 24.Ra4 Rc4 25.Na2 Na2 26.Ra2 Rfc8 (26...Bc5 27.Qd3 h6 28.Kg2+-) 27.b6 (27.Qd3 Bc5 28.Qh7 f5+-) 27...Rb8+- 28.Rb5 (better 28.Kg2 Qc8 29.Qd3+-) 28...Qc8? (better 28...Qd7!? 29.Raa5 Rb7+-) 29.Ra7+- Rb7?? (29...Qd8 30.Qa5 h6+-) 30.Ne6! (30.Ne6 Qc6 31.Nd4+-) 1–0. Pierre – Bel Mondo, internet, 2020.

3.Bg5 d5 4.Nf3 f6-/+ 5.Bf4 e5 6.Bg3? Bb4-+ 7.Nfd2 Qb6 8.a3 Ba5 9.Qc1 Ne7 10.e3 h5 11.e4 h4 12.Be5 fe5 13.ed5 Nd5 14.Bc4 Nf4 15.0-0 Qg6 16.g3 hg3 17.fg3 d3 18.Bd3 Bb6 19.Kh1 Rh2! 20.Kh2 Qh5# 0–1. Otiko – marekt, chessworld.net, 2008.

3.Qd4 Nf6

4.a3 Nc6 5.Qb2 g6 6.Nf3 Bg7 7.c3 0-0-+ 8.Nbd2 e5 9.Ng5 d5-+ 10.e3 Ng4 11.Ngf3 e4 12.h3 ef3 13.hg4 fg2 14.Bg2 Ne5 15.Qc2 Bg4 16.Bb2 Bf5 17.e4 de4 18.Be4 Be4 19.Ne4 Qd3 20.Qd3 Nd3 21.Kf1 Nb2 22.Ng5 h5 23.Ra2 Bc3 24.Ne4 Bg7 25.Rg1 Rad8 26.Nc5 b6 27.Ne4 Rfe8 28.f3 Rd3 29.Kg2 f5 30.Ng5 Re2 31.Kg3 Be5 32.Kh4 Rh2 33.Nh3 Rf3 34.Rg6 Kf7 35.Kg5 Rg2 36.Kh6 Rg6 37.Kh7 Rh3 38.a4 Bg7 39.a5 Rh6# 0–1. Mcgraw – marekt, chessworld.net, 2008.

4.a3 Nc6 5.Qd3 d5 6.Nf3 e5 7.Qd1 Bd6 8.e3 e4 9.Nd4 Bg4 10.Be2 Nd4 11.Qd4 Be2 12.Ke2 0-0 13.Nc3 Re8 14.Qd1 Qc8 15.Nd5?? Qc4-+ 16.Ke1 Nd5 17.Bb2 Bb4! 18.c3 Nc3 19.Qc2 Na4 20.Kd1 Nb2 21.Qb2 Qd3 22.Kc1 Rac8 23.Qc2 Qc2# 0–1. leodian – marekt, chessworld.net, 2008.

4.c3 Nc6 5.Qd1 g6 6.Nf3 Bg7 7.Bb2 0-0 8.e3 d5 9.Be2 Ne4 10.Nd4 Ne5 11.0-0 Nc4 12.Bc4 dc4 13.Nd2 Nd2-/+ 14.Qd2 e5 15.Nf3 Bf5 16.Rfd1 Qd2 17.Rd2 Bd3 18.a4 Rac8 19.Ne1 e4 20.f3 f5-/+ 21.f4 h6 22.Kf2 Bf6 23.g3 g5 24.Ng2 Kf7 25.h3 Rg8 26.a5 Rcd8 27.Rg1 Rde8 28.h4 gh4-+ 29.gh4 Rg7 30.Ne1?? Bh4 (30...Bh4 31.Rg3 Bg3 32.Kg1 Be1 33.Rg2 Rg2 34.Kg2 Rg8 35.Kh3 Bf1 36.Kh2 Rg3 37.Kh1 Bf2 38.a6 Rh3#) 0–1. attasantotjia (2140) – pierred (2725), net–chess.com, 2008.

4.c3 Nc6 5.Qd1 g6 6.Nf3 Bg7 7.e3 0-0 8.Bd3 Qc7 9.Bb2 d5 10.0-0 Rd8 11.Nbd2 Ng4 12.h3 Nge5-/+ 13.Be2 Nf3 14.Nf3 Nb4! 15.Qb3 Nc6 16.Rac1 Na5-+ 17.Qc2 Bf5 18.Bd3 Bd3 19.Qd3 Nc4 20.Ba1 b5 (20...b5 21.Rfd1 a6-+) 0–1. attasantotjia (2140) – pierred (2725), net–chess.com, 2008.

4.c3 Nc6 5.Qh4 d5 6.Nf3 a6 7.e3 e5 8.a4 Bd6 9.b5-+ Ne7 10.Ba3?? Ng6 11.Nbd2 Nh4 (11...Nh4 12.Nh4 e4 13.Bd6 Qd6-+) 0–1. attasantotjia (2140) – pierred (2725), net–chess.com, 2008.

4.Bd2 d5 5.e3 e6 6.Bb5 Bd7 7.Nc3 Bb5-/+ 8.Nb5 a6 9.Na3 Nc6 10.Qd3 Ne4 11.f3? Nd2 12.Kd2 Bb4 13.Kd1 Qg5 14.g3 d4 15.Nc4 de3 16.Qe3 0-0-0 17.Ke2 Qb5 18.Qe4 Rd4 19.Qe3 Qc4 20.Kf2 Rd2 21.Ne2 Bc5 22.Qc5 Qe2 23.Kg1 Qg2# 0–1. Otiko – marekt, chessworld.net, 2008.

4.Bf4 Nc6 5.Qc4 d5-+ 6.Qb3 e5 7.Bg5 Nd4 8.Qd3?? Bf5 9.Qg3 Qc7 10.Qc3 Bb4! 11.Bd2 Bc3 12.Nc3 Nc2 13.Kd1 Na1 14.e3 d4 15.Bb5 Ke7 16.ed4 ed4 17.Nce2 Qc2 18.Ke1 Qb1 19.Nc1 Nc2 20.Ke2 Qb5 21.Kf3 Ne1! 22.Kf4 Nh5 23.Kg5 Be6 24.Kh4 Ng2# 0–1. Otiko – marekt, chessworld.net, 2008.

3.Nf3 Qb6

4.a3= Nc6 5.e3 de3 6.Be3 Qc7 7.Nc3 Nf6 8.Be2 g6 9.b5 Na5 10.Bd4+= Bg7 11.Nd5 Qd6 12.c4+= 0-0 13.Nf6 Bf6= 14.c5 Qd5 15.Bf6+= Qe4?? 16.Bc3+- b6 17.Qd2 Nb7 18.Qh6 f6 19.Ng5! Rf7 20.Ne4 Nc5 21.Nc5 bc5 22.Bc4 e6 23.Rd1 d5 24.Rd5! ed5 25.Bd5 Be6 26.Ba8 (26.Ba8 Bc4 27.Qe3+-) 1–0. pierred (2720) – arsigen (1980), net–chess.com, 2008.

4.Qd4 Qd4 5.Nd4 Nc6 6.c3 e5 7.Nb5 Kd8 8.e4 a6 9.N5a3+= Nf6 10.Bc4 Ne4= 11.Bf7 a5 12.b5+= Ne7 13.Nc4+/- d6 14.0-0 Ng6 15.Nb6 (15.Nb6 Rb8 16.Rd1+/-; 15.Rd1 Nf4 16.Bf4 ef4+/-) 1–0. pierred (2725) – attasantotjia (2140), net–chess.com, 2008.

4.Qd4 Qd4 5.Nd4 Nc6 6.c3 e6 7.b5 Nd4 8.cd4 Bb4 9.Bd2+= a5 10.Nc3 b6 11.Na4+/- Bd2 12.Kd2 Rb8 13.e4 Bb7 14.Bd3 Nf6 15.Rhe1 Ba8 16.Rac1 0-0 17.Rc7 Rfc8? 18.Rc8+- Rc8 19.Nb6 Rb8 20.Na8 Ra8 21.Rc1 Ng4?? 22.b6 Nf2 23.b7 (23.b7 Re8 24.Rc8+-) 1–0. marekt – humblepie, chessworld.net, 2008.

4.Qd4 Qd4 5.Nd4 e5 6.Nb5 Bb4?? 7.c3+- Ba5 8.Nd6 Ke7 9.Nc8 Ke6 10.Ba3 Bc7 11.e4 Nc6 12.Bc4 Kf6 13.Nd6 Bd6 14.Bd6 Rc8 15.Nd2 g6 16.0-0 Kg7 17.f4 ef4 18.Bf4 Nge7 19.Rab1 b6 20.Bd6 f5 21.Rbe1 Rhe8 22.Ba6 1–0. pierred (2720) – arsigen (1980), net–chess.com, 2008.

3.Nf3 Nc6

4.a3 Qb6 5.e3 de3 6.Be3 Qc7 7.Nc3 b6 8.Nd5 Qb7 9.Ba6+= Qb8 10.Bf4 d6= 11.Bc4 e6=+ 12.0-0 ed5 13.Qd5 Qb7 14.Rfe1 Kd8 15.Bd6+= Bd6? 16.Qd6+- Qd7?! 17.Qf8 Kc7 18.Rad1 Qg4 19.Qd6 Kb7 20.Ba6!! Ka6 21.Qc6 Rb8 22.Re5 Bb7 23.Ra5# (23.Qb5#) 1–0. marekt – horse power, chessworld.net, 2008.

4.a3 d5 5.Nd4 Nf6 6.e3 (6.Nc6 bc6 7.Bf4 a5 8.c3 Nd7 9.Nd2 lines) 6...e5 7.Nc6 bc6 8.Bb2 Bd6 (8...a5 9.b5 Bd6 10.c4=+) 9.c4= 0-0 10.cd5 (10.c5 Bc7=+) 10...cd5=+ 11.Be2 Bb7 12.0-0 Rc8 (12...a5 13.b5=+) 13.Nc3= a6 14.Rc1 Bb8 (14...Qe7 15.Qd3=) 15.Na4 Rc1 16.Qc1 Nd7 17.Nc5 (17.Rd1 Qe7=) 17...Nc5 18.Qc5 d4 19.Rd1 Qf6 20.ed4 Rc8 21.Qa5 (21.de5? Qg5 22.Bf1 Rc5 23.bc5 Qe7-+ (23...Be5 24.Be5 h6 25.Bd6+=)) ½–½. Fuertes,Cesar Edgardo (1990) – Sardi,Anibal, Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4 3.b4 Nc6 4.a3 d5)

4.Ba3 e5 5.b5 Qa5 6.c3? dc3-+ 7.bc6 c2 8.Qd2 c1R! 9.Bc1 Bb4 10.Kd1 Bd2 11.Bd2 Qa4 12.Ke1 dc6 13.Ne5 Nf6 14.Nc3 Qa5 15.e3 Qe5 16.Rc1 Bf5 17.e4 Ne4 18.f4 Qd4 19.Ne2 Qd2 (19...Nd2?! 20.Nd4 Nf1 21.Nf5=+) 0–1. double click – marekt, chessworld.net, 2008.

4.Bd2 a6 5.g3 (5.c3!? dc3 6.Bc3-/+) 5...e5-+ 6.a3 d5 7.Bg2 (7.c3 dc3 8.Bc3 d4-/+) 7...Nf6 (7...e4 8.Ng1-+) 8.0-0 Bd6 (8...e4 9.Ne1-/+) 9.c3-/+ 0-0 10.cd4 e4 11.Ne1 Nd4 0–1. Gomes,Jose Claudimir (2000) – Fuertes,Cesar Edgardo (1990), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4 3.b4 Nc6)

4.Bd2 d6 5.b5=+ Ne5 6.Nd4 g6 7.e3 Bg7 8.Nc3 Nf6 9.f4 Bg4 (9...Ned7 10.Be2=) 10.Qb1 (10.Be2 Be2 11.Qe2 Ned7=) 10...Ned7 11.h3 Bh5 (better 11...Bf5=) 12.g4+- Ng4 13.hg4 Bg4 14.Qb4 Nc5 (14...0-0 15.f5!+-) 15.Be2 (15.Nb3 Rc8+-) 15...Be2+- 16.Ke2 0-0 17.Rag1 e5 (17...Qd7 18.Rg2+-) 18.fe5+- Be5? (better 18...Re8!?+-) 19.Nf5 Qf6 (19...Re8 20.Qg4 Ne6 21.Nh6 Kf8 22.Nf7 Qd7 23.Rh7 Nf4 24.ef4 Bc3 25.Kd1 Qg4 26.Rg4 Bd2+-) 20.Nd5 Qe6 21.Qh4 Rfd8 (21...h5 22.Qh5 Bh2 23.Rh2 Qe3 24.Be3 Rfe8 25.Qh8) 22.Qh7 Kf8 23.Qh8! Bh8 (23...Bh8 24.Rh8 Mate attack) 24.Rh8 1–0. Pierre – Morbyn, internet, 2020.

4.a3 e5

5.c3 Nf6 6.cd4 ed4 7.Nd4= Nd4 8.Qd4 d5 9.Nc3 Be6 (9...a5 10.b5=) 10.e3 a6 11.Bb2 Be7 12.Na4 0-0 13.Be2 Rc8 14.0-0 b5 (14...Bd6 15.Rac1+=) 15.Nc5 Bc5 16.bc5 Qe7 17.Rac1 Rc6 18.a4 ba4 (18...Rb8 19.Qb4+=) 19.Qa4+- Rfc8 (19...Bd7!?+-) 20.Ba6+- Rc5? (better 20...Qa7 21.Ra1 R8c7+-) 21.Bc8 Bc8 (21...Rc8 22.Rc8 Bc8 23.Bf6 gf6+-) 22.Ba3 Ne4 (22...Qe4 23.Qe4 (23.Rc5?! Qa4 24.Rc8 Ne8+-) 23...de4 24.Rc5+-) 23.Bc5 Nc5 24.Qb4 g6 (24...Be6 25.Rc5 Qf8 26.Rfc1+-) 25.Rc5 Be6 (25...Qf8+-) 26.Rc8! Bc8 27.Qe7 Be6 28.Rb1 (28.Qf6 Bf5 29.Ra1 Bc8 30.Ra8 h5 31.Rc8 Kh7 32.Qh8) 28...Kg7+- 29.Rb6 Bc8 (29...Bf5 30.Rb7 Kh6 31.Qf7 Bd7 32.Qf4 Kh5 33.g3 g5 34.Qf7 Kg4 35.f3 Kh3 36.Qh7) 30.Qf6 Kg8 31.Rb8 (31.Rb8 h6 32.Rc8 Kh7 33.Qf7) 1–0. Adlai – Bcbuub, internet, 2019.

5.c3 Nf6 6.cd4 e4 7.Ne5 Qb6 8.e3 d5 9.b5 Nd8 10.Be2 Bd6 11.0-0 0-0 12.Bb2 Bf5 13.Qb3 Rc8 14.Nc3 Be6 15.f3 Be5-/+ 16.de5? Qe3-+ 17.Kh1 d4 (17...d4 18.Qd1 dc3-+ (18...Rc3?! 19.Bc3 Qc3 20.ef6=)) 0–1. NN – Fritz 6, 2008.

5.e3 de3 6.Be3 a6 7.Nc3 Nf6 8.Bc4 Be7 9.Ng5 (9.Nd5!? Nd5 10.Bd5=) 9...0-0+= 10.Qd3 h6 11.Nge4 Ng4 12.0-0 Ne3 13.fe3 d6 (13...b5 14.Bd5 a5 15.Nb5 Ba6+/-) 14.Rf7+/- Rf7 15.Rf1 b5 16.Bd5 Bd7 17.Rf7 Kh8 18.Nd6! (18.Nd6 Bd6 19.Qg6+-) 1–0. Blankenberg,Bruno (2100) – Fuertes,Cesar Edgardo (1990), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4= 3.b4 Nc6 4.a3 e5)

5.c3 dc3

6.Nc3 d6 7.e4 Nf6 8.Bc4 Be7 9.0-0 Bg4 10.h3 Bh5 11.Be2 0-0 12.Ne5 Be2 13.Nc6 Bd1 14.Nd8 Bc2 15.Nb7 Ne4 16.Nd5 Bh4 17.Be3 Rab8 18.Na5 a6 19.Nc6 Rb5 20.Nce7 Kh8 21.a4 Rb7 (21...Rbb8 22.Rfc1 Bb3 23.Ra3 Bd5 24.Nd5+/-) 22.Rfc1+/- Bb3 23.Ra3 Bd5 24.Nd5 f5 25.Rc6 Nf6 (25...Nf6 26.Rd3 Nd5 27.Rd5 Rb4 28.Rf5 Kg8 29.Rf8 Kf8 30.Ra6 Be7+/-) 0–1. Sardi,Anibal – Fuertes,Cesar Edgardo (1990), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4 3.b4 Nc6 4.a3 e5 5.c3 dc3)

6.Nc3 d6 7.e4 h6 8.Bc4 Be6 9.Be6 fe6 10.0-0 a6 11.Be3 Nf6 12.Qb3 Kf7 13.Nd2 g5 14.Rfd1 Nd4 15.Bd4+/- ed4 16.Ne2 d5 17.Nd4 Bg7 18.ed5 Qd5= 19.Nc4 Nd7? 20.Nf5!+- Qc6?? 21.Rac1 Kf6 22.Qc3 Kf5 23.Qg7 Nc5 24.Ne3 (24.Ne3 Kf4 25.Rd4 Qe4 26.Qf6#) 1–0. marekt – petrobbo, chessworld.net, 2008.

6.Nc3 Nf6 7.b5 Qa5 8.Bd2 Nd4 9.Ne5 Bd6 10.Nc4+/- Qc7 11.Nd6 Qd6 12.Be3 Nf5 13.Qd6 Nd6 14.Bd4 Ke7 15.Rd1 b6 16.f3 Bb7+/- 17.e4 Nh5 18.g4+- Nf4? 19.Be5 Ne4 20.Ne4 Be4 21.fe4 Ne6 22.Bc4 Rac8 23.Bd6 (23.Bd6 Ke8 24.Bd5+-) 1–0. marekt – nimzo1, chessworld.net, 2008.

4.c3 dc3

5.b5 Qa5 6.Qb3 c2 7.Nbd2 Nd8 8.e4 d6 9.Bd3 Be6 10.Qc2 Rc8 11.Qb1 Nf6 12.0-0 g6 13.e5 de5 14.Ne5 Bg7 15.Ndc4 Qc7 16.Bb2 0-0 17.Ne3 Qd6 18.Rd1 Nd5 19.Be4 Be5 20.Be5 Qe5 21.Nd5 Bd5 22.Rd5 Qc3 23.Rd3 Qc4 24.Bd5 Qc5 25.a4 e6 26.Bf3 Re8 27.Qb2 e5 28.Rd5 Qc7 29.Rad1 Re7 30.Qb4 Kg7 31.a5 b6 32.Rd6 ba5 33.Qh4 Kg8 34.Qf6 Rb8 35.h4 e4 36.Be4= Ne6 37.Bc6 Nf8 38.g3 h5 39.Kh2 Nh7 40.Qc3 Qb6 41.Kh3 Nf8 42.Qf6 Qc7 43.R1d3 Nh7 44.Qf3 Qc8 45.Kg2+= Nf8 46.Qf6 Qc7 47.Bd5 Rbe8 48.Rc3 Qb8 49.Rf3 Qc7= 50.Ra6 Ne6 51.Rc3 Qd8 52.Bc6 Rf8+/- 53.Rd3 Qd3+= 54.Qe7 Nd4 55.Qd6 Qd2 56.Be4 Qb2 57.Bd5 Ne6? 58.Be6+- fe6 59.Qe6 Kh8 60.Qe3 Kg7 61.g4 Rf7 62.gh5 gh5 63.Rd6 (63.Rd6 Qf2 64.Qf2 Rf2 65.Kf2+-; 63.Ra5?! Qb4 64.Ra6 Kf8+/-) 1–0. marekt – wheres_the_undo, chessworld.net, 2008.

5.b5 Nb4 6.Nc3= Nf6 7.a3+/- Nbd5? 8.Nd5+- Nd5 9.Qd5 e6 10.Qd3 Qf6 11.Ra2 Qd8 12.e4 Be7 13.Qe3 Qc7 14.Bd3 Bc5 15.Rc2 d6 16.e5 Qa5 17.Qd2 Qd2 18.Nd2 Ba3 19.Ba3 (19.Ba3 de5 20.Nc4+-) 1–0. marekt – J0K3R, chessworld.net, 2008.

5.b5 c2 6.Qc2 Qa5 7.Nc3 Nb4 8.Qd2 e6 9.Bb2 Nd5 10.Nd5+= Qd2 11.Nd2 ed5 12.g3 b6 13.Bg2 Bb7 14.0-0 f6= 15.a4 Bc5 16.Nb3 Ne7 17.a5 =. marekt – joosua, chessworld.net, 2008.

3.Nf3 d5

4.a3 e5 5.Ne5+= Nc6 6.Nc6 bc6 7.Qd4 Qd6 8.Bf4+/- Qd7 9.Nc3 Be7 10.Qg7 Bh4?? 11.Qh8+- Qe6 12.Qg8 Ke7 13.0-0-0 (13.0-0-0 Qf5 14.Bg3 Qg5 15.Qg5 Bg5 16.Kb2+-) 1–0. wiking – csaban, internet, 2010.

4.c3 dc3 5.Nc3 g5 6.Qd5+/- Qd5 7.Nd5 Kd8? 8.Bb2 f6 9.0-0-0 Nc6?? 10.Nf6 Kc7 11.Nd5 Kd6 12.Bh8 Be6 13.Nb6 Kc7 14.Na8 Kb8 15.b5 Nb4 16.Rd8 Bc8 17.Be5 Ka8 18.Rc8# 1–0. wiking – mpbl2005, queenalice.com, 2009.

4.Qd4 Nc6 5.Qb2 a6 6.e3 e5 7.Ne5 Bb4 8.Bd2 Bd2 9.Nd2 (worse is 9.Kd2 Nf6+=) 9...Nf6 10.Bd3 0-0 11.Nef3 b5 12.0-0 Qe7 13.a4 b4 14.a5 Ne4 15.Be4 de4 16.Nd4 Nd4 17.ed4 e3 18.fe3 Qe3 19.Rf2 Rd8 20.Qb4 Rd4 21.Qb6 Bg4 22.Rb1 Rad8 23.Nf1 Qe6 24.Qd4 Rd4 25.Rb8 Qc8 26.Rc8 Bc8 27.Rd2 Rd7 28.Kf2 Kf8 29.Rd7 Bd7 30.Ke3 Ke7 31.Kd4 Kd6 32.Ne3 h5 33.g3 g5 34.h4 gh4 35.gh4 f5 (better is 35...Be6!?+=) 36.Nd5+/- Be6 37.c4 Bf7 38.Nb4 f4 39.c5 Ke6 40.Ke4 f3 41.Kf3 (41.Na6?? f2 42.Nc7 Kd7-+) 41...Ke5 42.Na6 Kd5 43.Kf4 Kc6 44.Kg5 Bc4 45.Nb8 Kc5 46.Nd7 Kb5 47.Kh5 Ka5 48.Ne5 (48.Ne5 Bb5 49.Kg5+-) 1–0. Blankenberg,Bruno (2100) – Sardi,Anibal, Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4= 3.b4 d5)

3.Nf3 e5

4.a3 Nc6 5.c3 (--> 3.Nf3 Nc6 4.a3 e5 5.c3).

4.a3 Nc6 5.e3 de3 6.Be3 Nf6 7.c4 d6 8.Nc3 Bg4 9.h3 Bh5 10.g4 Bg6 11.Nh4 Ne4 12.Ne4 Be4 (worse is 12...Qh4 13.Bg5 Be4 14.Bh4+=) 13.Bg2 Bg2 14.Ng2 Be7 15.Qd5 a6 16.Rd1 0-0 17.0-0 Kh8 18.f4 Qc7 19.f5 Rad8 20.g5 f6 21.g6 h6 22.b5 1–0. Blankenberg,Bruno (2100) – Gomes,Jos‚ Claudimir (2000), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4 3.b4 e5)

4.a3 Nc6 5.e3 de3 6.Be3 Nf6 7.Bg5 e4-/+ 8.Nfd2 h6 9.Bf6 Qf6 10.c3 d5-+ 11.Bb5 Bd6 12.Qa4 0-0 13.Bc6 bc6 14.Qc6 e3! 15.fe3 Bg3! 16.hg3 Qc6 17.Ke2 d4! 18.Rh5 Qg2 19.Kd3 de3 20.Ne4 Rd8 21.Ke3 Bg4 22.Re5 Qf3# 0–1. Otiko – marekt, chessworld.net, 2008.

4.a3 d6 5.c3 dc3 6.Nc3 Be7 7.e4 Nf6 8.Bc4 0-0 9.0-0 h6 10.Be3 Nc6 11.Qd3 Be6 12.Rac1 Qd7 13.h3 Rac8 14.Nd5 Nd5 15.ed5 Bf5 16.Qe2 Nb8 17.Bb5 (17.Ba7? b5 18.Bb8 bc4 (18...Rb8?! 19.Bd3=) 19.Bd6 Bd6 20.Rc4 Qb5-+) 17...Qd8 18.Rc8 1-0. marekt - ST_KAOURAS, ChessWorld.net, 2021.

4.a3 d6 5.c3 Nf6+=.

4.a3 d6 5.g3 Bd7 6.Bg2 Bc6 7.0-0 Nf6 8.c3 dc3 9.Nc3 Be7 10.b5 Bf3 11.Bf3 Qc7 12.Nd5 Nd5 13.Qd5 Nd7 14.Qb7 (14.Qb7 Rc8 15.Be3 Qb7 16.Bb7+=) 1–0. Fuertes,Cesar Edgardo (1990) – Gomes,Jose Claudimir (2000), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4= 3.b4 e5)

4.c3 dc3 5.Ne5 Qf6 6.Nd3 c2 7.Qc2= Nc6 (7...Qa1? 8.Qc8 Ke7 9.Nd2+- (9.Qb7?! Nc6 10.Qa8 Qb1+/-)) 8.Bb2 Qh4 (8...Nb4 9.Nb4 Bb4 10.Nd2+=) 9.a3 Nf6 10.Nc3 d5 11.Nb5 Kd8 12.Ne5 (12.Ne5 Be6 13.Nc6 bc6 A) 14.Qc6?! Rc8 15.g3 Qe4= (worse is 15...Rc6 16.gh4 a6 17.Bf6 gf6 18.Nd4+/-); B) 14.Nd4+/-) 1–0. Sardi,Anibal – Gomes,Jose Claudimir (2000), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4= 3.b4 e5)

4.c3 dc3 5.Ne5 Qf6 6.Nd3 Nc6!? 7.Qb3 Nd4 8.Qc3 Nc2 9.Qc2 Qa1 =.

4.c3 dc3 5.Ne5 Qf6 6.Nd3 d5 7.e3 Nc6 8.Qb3 a5 9.ba5 d4 10.ed4 Nd4 (10...Qd4?! 11.Be3 Qf6 12.Nc3=) 11.Qc3 Ne7 12.Bb2 Qe6 13.Kd1 Ndc6 14.Qe1 Qd5 15.Nc3 Qa5 16.Ne4 Qc7 17.f3 Be6 18.Qg3 Qg3 19.hg3 Nd5 20.Ndc5 Ne3 21.Ke2 Bc5 (21...Ra2 22.Ra2 Ba2 23.Ke3 Bc5 24.Nc5+-; 21...Nf1?! 22.Ne6 Ng3 23.Ng3 fe6 24.a4+=) 22.Nc5 Nf1 23.Kf1 0-0 (worse is 23...Ba2 24.Bg7 Rg8 25.Bf6+/-) 24.Ne6 (24.Nb7? Rfb8 (24...Ba2?! 25.Bc3+=; 24...Ra2?! 25.Ra2 Ba2 26.Rh5+=) 25.Bg7 Kg7-+) 24...fe6 25.Rh4 Rfd8 26.Ke2 Ra5 27.Rc4 Rg5 28.g4 h5 29.Bc1 Re5 30.Kf2 hg4 31.f4 Rb5 32.Rc3 Kf7 33.g3 (33.a4!? Rbd5 34.Rb1=) 33...Rd1 34.Ke2 Rh1 35.a4 Rd5 36.Rb1 Nd4 37.Kf2 Rh2 38.Kg1 Rdh5 39.Rb7 Kg6 (39...Kg6 40.Rb2 Rh1 41.Kf2 Rc1 42.Rc1 Rh2 43.Ke3 Nf5 44.Kd3 Rb2-+) 0–1. Sardi,Anibal – Blankenberg,Bruno (2100), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4 3.b4 e5)

4.Ne5 Nc6 5.Nc6=+ dc6 6.a3 a5 7.ba5 (7.b5 Bc5=+) 7...Qa5-/+ 8.Bd2 Qb6 9.Qc1 Bc5 (9...Nf6 10.e3-/+) 10.g3 (10.e3 Ne7-/+) 10...Nf6-/+ 0–1. Gomes,Jose Claudimir (2000) – Sardi,Anibal, Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4 3.b4 e5)

4.Ne5 Bb4

5.c3 dc3 6.Qb3 Qe7 7.Nd3 a5 (7...Ba5!? 8.Nc3 d6-/+) 8.Nc3 Nc6 9.Nb4 Nb4 (worse 9...ab4 10.Nd5 Qd8 11.Bf4+/- (11.Nb4?! Nf6=); 9...Qb4?! 10.Qb4 Nb4 11.Rb1=) 10.Ba3 Nf6 11.Rb1 (11.e3 0-0=) 11...0-0 (11...Nd3! 12.Kd2 Nc5 13.Bc5 Qc5=+) 12.Bb4= ab4 13.Qb4 Qe5 14.g3 (14.e3!?=) 14...d5 15.Bg2 d4 16.Qb5 (16.f4 Qe3 17.Nd1 Qe6 18.Qd4 Ra2=) 16...Qb5 (better 16...Qc7!? 17.Ne4 Ne4 18.Be4 Qc3 19.Kf1 Ra5-/+) 17.Nb5= Ra2 18.Nd4 Rd8 19.e3 Ng4 (19...Re8!?=) 20.0-0+/- (20.Bb7?? Bb7 21.Rb7 Ra1 22.Ke2 Rh1-+) 20...h5 21.h3 (21.Bb7 Bb7 22.Rb7 Ne5+/-) 21...Ne5+= 22.Kh2 (22.Rb5!? Re8 23.h4+/-) 22...Nd3= 23.Kg1 (worse 23.Bb7 A) 23...Rf2? 24.Rf2 Bb7 25.Ra2+- (25.Rb7?! Nf2 26.Kg2 Ne4=); B) 23...Nf2 24.Bg2 Nh3-/+) 23...Ne5 24.Kh2 (24.h4 Ra7+=) 24...Nc4 (24...Nd3 A) worse 25.Bb7 A1) 25...Rf2? 26.Rf2 Bb7 27.Ra2+- (27.Rb7?! Nf2 28.Kg2 Ne4=); A2) 25...Nf2 26.Bg2 Nh3-/+; B) 25.Kg1=) 25.Rb4 (25.Bb7? Bb7 26.Rb7 Ne3-+) 25...Nd2 (25...Nd6!?+=) 26.Rc1+/- h4 (better 26...Kh7+/-) 27.Bb7?? (better 27.gh4 g6 28.Rc7+- (28.Bb7?! Bb7 29.Rb7 Ne4+/-)) 27...Bb7= 28.Rb7 Ne4 29.Rf1 (better 29.gh4 Rf2 30.Kg1=) 29...hg3-/+ 30.Kg2 gf2 (better 30...Kf8-/+) 31.Re7= Ng5 32.Rf2 (32.h4!? Kf8 33.Re5=) 32...Rf2=+ 33.Kf2 Nh3 34.Kg3 Ng5 35.Nf5 g6 36.Kg4 Nh7 (better 36...Rd5!? 37.Re8 Kh7 38.Kg5 Rf5 (38...gf5?! 39.Kf6=) 39.Kg4 f6-/+) 37.Nh6= Kg7 38.Nf7 Nf6 39.Kf3 Kf8 40.Ra7 Rd1 (40...Rd7 41.Rd7 Nd7 42.Ng5=) 41.Ne5 g5 42.Ng6 (42.Rf7 Ke8=) 42...Ke8= 43.Re7 Kd8 44.Rf7 Nd5 45.Ne5 Rf1 46.Ke4 Nf6 (46...Ne3 47.Rg7 Ng4 48.Nf7 Kd7 49.Ng5 Kc6 50.Rg6 Kb5 51.Nf3 Nf2 52.Kd4=) 47.Kd3+= Ke8 48.Rg7 Rg1 49.Nf3 Rd1 (49...Rg3 50.Ng5 Nd5 51.Kd4 Ne3 52.Ke5+=) 50.Ke2+/- Ra1 51.Ng5 Ra2 52.Ke1 Nd5 53.Rb7 (53.e4!? Nf4 54.Rb7+=) 53...Ne3= 54.Rb4?? (better 54.Ne6=) 54...Nc2-+ 55.Kd2 Nb4 56.Kc3 Nd5 57.Kd4 Rg2 58.Ne4 Ne7 59.Nf6 Kf7 60.Ne4 Rg4 61.Ke5 Ng6 62.Kf5 (62.Kd5-+) 62...Rf4 63.Kg5 Re4 (63...Re4 64.Kf5 Rf4 65.Kg5 Kg7 66.Kh5 Kf6 67.Kh6 Rh4) 0-1. BrilliantGambiteer (2200) - blitzbullet (2375), Rated Blitz game, lichess.org, 2017. (=1.d4 c5 2.Nf3 cd4 3.b4 e5)

5.Bd2 Bc5 6.g3 d6 7.Nd3 Nf6 8.Bg2 Nc6 9.0-0 Bg4 10.c3 0-0 11.cd4 Bd4 12.Bc3 Re8 13.Re1 Rc8 14.Bc6 Bc3 15.Nc3 Rc6 16.Rc1 (16.Nb5 Qa5 17.a4 Rec8-/+) 16...Qa5 17.Qb3 Bf5 18.Nb4 Rc5 19.a3 Rec8 20.Nba2 Ne4 21.Ne4 Rc1 22.Rc1 Rc1 23.Nc1 Qe1 24.Kg2 Be4 (24...Qc1 25.Qb7 Be4 26.Qe4+=) 25.f3 Qc1 (25...Qc1 26.fe4 Qc6-/+) 0–1. Gomes,Jose Claudimir (2000) – Blankenberg,Bruno (2100), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4= 3.b4 e5 4.Ne5 Bb4)

5.Bd2 Bc5 6.g3 d6 7.Nd3 Nf6 8.Bg2 Nc6 9.0-0 Bg4 10.Bg5 h6 11.Bf6 Qf6 (11...gf6?! 12.Re1+=) 12.Nd2 0-0 13.h3 Be6 14.Kh2 Qe7 15.Nf3 Rfe8 16.Qd2 Bc4 17.Rfe1 Bb6 18.a3 d5 19.Nb4 Qf6 (19...Be2 20.Ng1 Nb4 21.Re2+/-) 20.Rad1 Re4 0–1. Fuertes,Cesar Edgardo (1990) – Blankenberg,Bruno (2100), Zilbermints Benoni (B), 2002. (=1.d4 c5 2.Nf3 cd4 3.b4 e5 4.Ne5 Bb4)

3.Nf3 e6

4.a3 Nc6 5.Nd4 Nd4 6.Qd4 Ne7 7.Bb2 Nf5 8.Qd3 d5 9.e4 de4 10.Qe4 Qc7 11.Nc3 Be7 12.Nb5+/- Qb6 13.g4 +/-. marekt – big jeff, chessworld.net, 2008.

4.a3 Nf6 5.Qd4 (5.Nd4 a5 6.b5 d5=+) 5...Nc6 6.Qd1 (6.Qd3 d5=+) 6...a6 (6...d5 7.Nc3=+) 7.c4=+ d5 (7...b5 8.cb5 ab5 9.Bb2=+) 8.e3 dc4 (8...Bd6 9.Bb2=+) 9.Qd8= Nd8 (9...Kd8 10.Bc4 b5 11.Bd3=) 10.Bc4+= b5 11.Bd3 Bb7 12.Bb2 Be7 13.Nbd2 0-0 (13...Nc6 14.Nb3+=) 14.Ke2 (14.0-0 Nc6+=) 14...Nc6 15.Rhc1 Nd5 16.Nb3 Rad8 (16...Nb6 17.Nc5 Bc5 18.Rc5=) 17.Nc5 Bc8 (better 17...Bc5!? 18.bc5 Rfe8+=) 18.Na6+- Ba6 19.Rc6 Bb7 (19...Ra8 20.g3+-) 20.Rc2 Ba6 (20...Nf6 21.Bb5 Be4 22.Rcc1+-) 21.Nd4 Rb8 (21...Bf6 22.Bb5 Bb5 23.Nb5 Bb2 24.Rb2+-) 22.Nc6 Rbc8 (22...Rb7 23.Ne7 Re7 24.Rc5+-) 23.Ne7 Ne7 24.Rac1 Rc2 25.Rc2 Rc8 26.Rc5 Rc5 (26...f6 27.Rc8 Nc8 28.a4+-) 27.bc5 Nc6 (27...Bb7 28.Bb5 f6 29.a4+-) 28.a4! (28.a4 Na7 29.c6+-) 1-0. marekt - drink1966, ChessWorld.net, 2020.

3.Nf3 Nf6

4.a3 d6 5.Qd4 Nc6 6.Qd1 Bg4 7.h3 Bf3 8.gf3 Qc7 9.Bb2= 0-0-0 10.c4 e5 11.Nc3+= Kb8 12.e3 Ne7 13.Nb5 Qd7 14.Qd6 Qd6 15.Nd6 Rd6 16.Be5 Nc6 17.f4 Ne5 18.fe5+- Re6 19.ef6 Rf6 20.Bd3 g6+/- 21.Ke2 Bg7 22.c5 Rd8 23.Bc4 a6 24.Rab1 Rd7 25.Bd3 Re7 26.Rhc1 Rc6 27.Rd1 f5 28.Bc4+- b5 29.Bb3 Kc7 30.Bd5 Rf6 31.a4 f4 32.ab5 ab5 33.Ra1 Kd7 34.Ra7 Ke8 35.Ra8 Kd7 36.e4 f3 37.Kf1 Rf4 38.Bb3 Kc6 39.Rd6 Kb7 40.Bd5 (40.Bd5 Kc7 41.Rb6 Rfe4 42.Rb7#) 1–0. marekt – akbardoc, chessworld.net, 2008.

4.Qd4 Nc6 5.Qb2 Qb6 6.b5 Na5 7.Be3 Qc7 8.Nbd2 g6 9.Bd4 Bg7 10.e4 0-0 11.Bd3 d6 12.0-0 Be6 13.Rfe1 Nc4 14.Nc4 Bc4 15.e5 de5 16.Be5 Qc8 17.Rad1 Rd8 18.Bd4 Re8 19.h3 Bd3 20.Rd3 Nh5 21.Bg7 Ng7 22.Qb3 Qc7 23.Ne5+- Ne6 24.Nf7! Nc5 25.Nh6 Kg7? 26.Qf7 Kh6 27.Rd4 Rf8 28.Rh4 Kg5 29.f4 Kh4 30.Qh7 Kg3 31.Qg6 Kf4 32.Qg4# 1–0. marekt – card counter, chessworld.net, 2008.

4.Qd4 e6 5.b5 d5 6.c4 Qc7 7.Nbd2= Nbd7 8.Bb2 e5 9.Qd3 e4 10.Qe3 Ng4 (10...Ng4 11.Qg5 Nb6-/+ (11...ef3?! 12.Qg4 Nb6 13.Qf3 Nc4 14.Rc1=)) 0–1. marekt – Prospero1, chessworld.net, 2008.

4.Qd4 g6 5.Qh4 Bg7 6.Bb2 d6 7.Nbd2 0-0 8.e3 Be6 9.Ng5+= Nbd7 10.Ne6 fe6 11.Qh3 e5 12.Bc4 Kh8 13.0-0 Rc8 14.Rac1 d5 15.Bb3 Qb6 16.a3 e6 17.Nf3 Ne4 18.c4 Rf3? 19.gf3 Nd2+/- 20.cd5 Nb3?? 21.Rc8+- Nf8 22.Be5! Kg8 23.d6 Qb5 24.Qe6 Kh8 25.Rf8# 1–0. marekt – nimzo1, chessworld.net, 2008.

3.Nf3 g6

4.Qd4 Nf6 5.Qh4 Bg7 6.Bb2 a6 7.Nc3 Nc6 8.0-0-0 Nb4?? 9.Qb4+- 0-0 10.e3 d6 11.Bd3 Bd7 12.Ne4 Nd5 13.Qb3 Bb2 14.Kb2 Be6 15.Bc4 Nc7 16.Be6 Ne6 17.Nd4 Nc7 18.h4 a5 19.h5 a4 20.Qb6 Nd5 21.Qd8 Rfd8 22.hg6 hg6 23.Nf5! gf5 24.Rd5 fe4?? 25.Rg5 (25.Rg5 Kf8 26.Rh8#) 1–0. pereira – txvnb, internet, 2009.

4.Qd4 Nf6 5.Qh4 Bg7 6.Bb2 Nc6 7.e3 Qb6 8.b5 Na5 9.Bd3 d6 10.Nbd2 Be6 11.0-0 0-0 12.Ng5+- Nh5 13.Bg7 Kg7 14.Ne6 fe6 15.Qe7 (15.Qe7 Rf7 16.Qe6+-) 1–0. pierred (2725) – attasantotjia (2140), net–chess.com, 2008.

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  • 1.b4 (4 players, 1 day/move)
  • 1.b4 (4 players, 10 days/move)
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  • 1.b4 e5 2.Bb2 Bb4 3.f4 ef4 4.Bg7 Qh4 5.g3 fg3 6.Bg2 gh2 7.Kf1 hg1Q 8.Kg1 (Kucharkowski-Meybohm gambit, 6 players, 10 days move)
  • 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 (Sokolski gambit, 4 players, 3 days/move)
  • 1.c4 Nf6 2.b4 (English orangutan, 4 players, 3 days/move)
  • 1.e4 c5 2.b4 (Sicilian: Wing gambit, 4 players, 10 days/move)
  • 1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 (French: Wing gambit, 4 players, 3 days/move)

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