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TESTJ900 Release 2016-10-24
Send your 1.b4 games to me, please. Thank you! /Marek
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(c) Marek Trokenheim

1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 c6

(...)

5.a4 Na6 6.b5 Nc7 7.Na3 (7.c4 d5=) 7...0–0 8.Bg2 e6 (8...d5 9.Bd4=) 9.d3 d5 10.Nd2 Bd7 11.c4 Rb8 (11...Ng4 12.Bg7 Kg7 13.Rc1+=) 12.Qb3 Qe7 13.0–0 (13.Nc2 Nh5+=) 13...Rfc8 14.Rac1 (14.Nc2 e5=) 14...h5 (14...Nfe8 15.Bg7 Ng7 16.e3=) 15.h4 (15.Nab1 Nh7=) 15...Bh6 (15...Ng4 16.Qa2=) 16.Qc3 (16.e3 Ng4 17.Bc3 Bg7=) 16...Bg7 (16...d4 17.Qc2=) 17.Qa5 (17.Nab1 cb5 18.cb5 a6=) 17...a6 (17...Ne4 18.Bg7 (18.de4? Bb2 19.Nc2 Bc1 20.Rc1 dc4 21.bc6 Bc6 22.Nc4 Na6–+) 18...b6 19.Qa7 Nd2 20.bc6 Bc6 21.cd5=) 18.b6 Nce8 19.c5 (19.Nab1 Nh7 20.Bg7 Kg7+=) 19...Ng4 (19...e5 20.Nab1=) 20.Bg7 Ng7 21.e4 f5 22.ef5 (22.Qc3!?=) 22...ef5 23.Nf3 Qf6 24.Qd2 Rf8 25.Qg5 (25.Rce1 f4 26.Nc2 Ra8=) 25...Qg5 (25...Qb2 26.Nc2 f4 27.Ncd4 fg3 28.fg3–/+) 26.hg5 (26.Ng5 f4+=) 26...f4–/+ 27.gf4 (27.Rfe1!?–/+) 27...Rf4 28.d4 Rbf8 29.Rc3 (29.Rfe1 Ne6 30.Rc3 R8f5–/+) 29...Ne6 (29...Bf5!? 30.Nb1–+) 30.Nc2 R8f5 31.Ne3? (better is 31.Nh4 Rg5 32.Nf3–/+) 31...Ne3?? (better is 31...Rf3 and Black wins 32.Bf3 Rf3 33.Ng4 Rc3 34.Nf6 Kg7 35.Nd7 Nd4–+) 32.fe3+= Rg4 33.Ne5 Re5 34.de5 Ng5 35.Kh2 Ra4–/+ 36.Rf6 Kg7 37.Rd6 Bf5 38.Rd8 Rb4 39.Rb8 Rb2 40.Rb7 Kh6 41.Kg1 h4 42.e4 de4 43.Rb8 Kh5 44.Re3? Kg4–/+ 45.b7? Kf4–+ 46.Re4 Ne4 47.Be4 Ke4 48.e6 Be6 49.Re8 Rb7 50.Re6 Kd5 51.Rg6 Kc5 52.Rg5 Kb6 53.Rh5 Rf7 54.Rh4 c5 55.Rh6 Kb5 56.Rh8 a5 57.Rb8 Ka4 58.Rc8 Rf5 59.Rb8 c4 60.Rc8 Kb3 61.Rb8 Kc2 62.Kg2 c3 63.Rc8 a4 64.Ra8 Kc1 65.Ra4 c2 66.Ra6 Rd5 67.Kf3 Kd2 68.Ke4 Rd8 69.Ra2 Kd1 70.Ra1 c1Q 71.Rc1 Kc1 72.Ke5 Kc2 73.Ke4 Kc3 74.Ke5 Kc4 75.Ke4 Re8 76.Kf5 Kd4 77.Kf6 Kd5 78.Kf7 Re1 79.Kf6 Re2 80.Kg5 Rf2 81.Kg4 Ke5 82.Kg3 Rf8 83.Kg4 Rf7 84.Kg5 Rg7 85.Kh5 Kf5 86.Kh6 Rg1 87.Kh7 Kf6 88.Kh8 Kf7 89.Kh7 Rh1 0–1. Hammer,Jon Ludvig (1645) – Alne,Sture Magne, ASKOs Pinseturnering–B, 2002.

5.a4 Qb6 6.Bf6 Bf6 7.c3 +=.

5.c4 0–0 (-->1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0–0 5.g3 c6).

5.c4 e6 6.Bg2 d5 7.cd5 ed5 8.0–0 0–0 9.d4 Bf5 10.e3 Ne4 11.Nbd2 Nd7 12.Rc1 Ndf6 13.a4 Qe7 14.b5 Nd2 15.Nd2 (15.Qd2 Ne4 16.Qe2=) 15...Ne4 (better is 15...cb5!? 16.a5 Bd3+=) 16.Ne4+= Be4 17.bc6 bc6 18.Rc6 Bg2 19.Kg2 Qe4 (19...Rac8!? 20.Qc2 Rc6 21.Qc6 Rb8+=) 20.Qf3+/– Qe8 (better is 20...Rab8!? 21.Ba3 Rfc8 22.Qe4 de4+–) 21.Qd5+– Rb8 (21...Qe7 22.Rfc1 Rfd8 23.Qf3+–) 22.Ba3 Qd8 23.Qc4 Re8 24.Rc7 Qf6 25.Rc1 Qf5 26.Qc6 Bh6 27.Ra7 Re3 28.fe3 Be3 29.Rf1 Qd3 30.Raf7 Qa3 31.Qf3 Rb2 32.Kh3 Bh6 33.Qa3 Rb8 34.Qe7 g5 35.Rh7 g4 36.Kg4 Rb7 37.Qb7 Bf4 38.Qf7 (38.Rf4?!) 1–0. racvac001 (1670) – raphachess (1655), playok.com, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 c6 5.g3)

5.d3 Qb6 6.c3 (6.a3 Ne4 7.de4 Bb2=) 6...a5 7.a3 (7.Qb3 ab4 8.cb4 d6=) 7...d6 (7...d5 8.Nbd2+=) 8.Nbd2 (8.Qb3 Bg4+=) 8...ab4 (8...Be6 9.Qb1=) 9.Nc4 Qc7 10.cb4 0–0 (10...Be6 11.Bg2=) 11.Bg2 Nbd7 (11...d5 12.Be5 Qd8 13.Ne3=) 12.0–0 (12.a4 d5 13.Ncd2 Ne8 14.Bg7 Ng7=) 12...Nb6 13.Rc1 (13.a4 c5 14.Bf6 Bf6 15.Nb6 Qb6 16.bc5 dc5+=) 13...Be6 (13...Nc4 14.dc4 Kh8 15.Qb3=) 14.Nd4 (14.Na5 Ne8 15.Qd2 Bb2 16.Qb2 Bg4=) 14...Bc4 15.dc4 White has the pair of bishops 15...Ra7 (15...Ng4 16.e4 h5 17.Qd3+=) 16.Qb3 (16.Nb3 Nh5 17.Bg7 Kg7=) 16...Nfd7 17.Rfd1 Rfa8 18.c5 Na4?? (better is 18...Bd4 19.Bd4 dc5 20.bc5 Na4=) 19.Ne6 (19.cd6 Qb6 20.Nc6 bc6 21.Bg7 Kg7 22.Bc6 ed6 23.Ba8 Ra8+–) 19...Qc8 20.Ng7 Nb2 (better is 20...d5 21.Ba1 Nf6 22.Bf6 ef6+–) 21.Qb2 dc5 (21...Ra3 22.cd6 Ra2 23.de7 Rb2 24.e8Q Qe8 25.Ne8 Ne5+–) 22.Bh3 b5 (22...b6 23.bc5 bc5 24.Ne6+–) 23.Ne6! Nf6 (23...fe6 24.Be6) 1–0. Regoli,Stephane (2185) – Steinle,Thibaud (2045), FRA–ch op–A Val d'Isere, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6)

5.Bf6 Bf6 6.d4 =+.

5.Bg2 a6 6.0–0 0–0 7.d3 d6 8.c4 e5 9.Nbd2 Re8 10.c5 dc5 11.bc5 Nbd7 12.Qc2 Bf8 13.Rab1 h6 14.Nc4+= Nc5 15.Nce5 Ne6? 16.Nc6!+– bc6 17.Bf6 Qf6 18.Qc6 Bd7 19.Qd7 Rad8 20.Qc6 Rd6?? 21.Qe8 (21...Nc7 22.Qe5+–) 1–0. b4_player – Fetzer, gamecolony.com, 2006.

5.Bg2 d6 6.0–0 Nbd7 7.a4 a6 8.e3 Rb8 9.d3 0–0 10.c4 a5 11.b5 c5 12.d4 b6 13.dc5 dc5 14.Ne5 Bb7 15.Bb7 (15.Nc6!? Qc7 16.Nb8 Qb8 17.Qe2+/–) 15...Rb7 16.Nc6 Qc7 17.Ne7 Kh8 18.Nc6 Ne4 19.Qc2 Bb2 20.Qb2 Nef6 (20...f6 21.Nc3 Nc3 22.Qc3+/–) 21.e4 Re8 22.f3 Kg8 23.Nd2 Nh5 24.Rad1 Ng3 25.hg3 Qg3 26.Kh1 Qh3 27.Kg1 Qg3 28.Kh1 Qh3 29.Kg1 Qg3 ½–½. rryy44 – asibbulla, kurnik, 2012.

5.Bg2 Nh5 6.Qc1 Bb2 7.Qb2 Nf6 8.0–0 d6 9.d3 Be6 10.Nbd2 Qd7 11.c4 Bh3 12.e4 Bg2 13.Kg2 e5 14.Qc2 Na6 15.a3 c5 16.b5 Nc7 17.Nb3 b6 18.a4 0–0 19.a5 Ng4 20.h3 Nf6 21.Rh1 Kg7 22.Qd2 h6 23.Nh4 Ne6 24.Qe2 Nd4 25.Nd4 ed4 26.Qf3 Rae8 27.ab6 ab6 28.Ra6 Rb8 29.Rha1 Rb7 30.g4 Nh7 31.Qg3 Ng5 32.f4 Ne6 33.f5 Ng5 34.Nf3 Nf3 35.Kf3 g5 36.Kg2 Kh7 37.Qf3 f6 38.Qg3 Rg8 39.Kf3 Qe7 40.Ra8 Qe5 41.Qe5 de5 42.Rg8 Kg8 43.Ra6 Kf7 44.Ra8 Kg7 45.Kg3 Kf7 46.h4 Kg7 47.Kh3 Kf7 48.h5 Kg7 49.Kg3 Kf7 50.Kf3 Kg7 51.Ke2 Kf7 52.Kd2 Kg7 53.Kc2 Kf7 54.Kd2 Kg7 55.Rd8 Kf7 56.Rh8 Kg7 57.Re8 Ra7 58.Rb8 Ra2 59.Ke1 Rg2 60.Rb6 Rg4 61.Rc6 Rg2 62.Rc5 Rb2 63.Rc7 Kf8 64.Kd1 g4 65.Rc8 Kf7 66.Rc7 Kf8 67.Rh7 g3 68.Rh6 Kg7 69.Rg6 Kh7 70.Rg3 Rb5 71.cb5 (71.cb5 Kh6 72.b6 Kh5 73.Rg6 Kh4 74.b7 Kh5 75.b8Q Kh4 76.Qh8#) 1–0. linakip – jerzyslowik, kurnik, 2011.

5.Na3 0–0

6.Rb1 d5 7.Bg2 Nbd7 8.c4 Re8 (8...a5 9.b5+=) 9.0–0= a6 10.cd5 cd5 11.d3 Nb6 12.Qb3 Bd7 13.Bd4 Bg4 14.Nc2 Nfd7 15.Bg7 Kg7 16.a4 Bf3 17.Bf3 e6 18.a5 Nc8 19.e4 Ne5 20.Bg2 de4 21.de4 Nc6 22.e5 Qc7 23.Qc3 (23.Bc6 bc6 24.Nd4 Rd8=) 23...N8e7 24.Rbc1 (24.f4 Rac8=) 24...Rac8 (24...Qe5!? 25.Qe5 Ne5 26.Bb7 Ra7=) 25.Ne3+= Qb8 (25...Nd5 26.Bd5 ed5 27.Ng4=) 26.Qb2 (26.Nc4 Rc7 27.Nd6 Rd8+/–) 26...Red8 (26...Ne5? 27.f4+–) 27.Nc4 Nd4 (27...Kg8!?+=) 28.Nd6+/– Rc1 29.Rc1 Nec6 30.Bc6 Nc6 31.f4 Qa7 32.Qf2 Qf2 33.Kf2 Rd7 34.Rc4 (34.b5 Na5 35.b6 Nc6+/–) 34...Na7 (34...g5 35.Ke3= (worse is 35.fg5 Ne5 36.Rd4 Kg6=)) 35.Ke3 h6 36.Ne8 Kf8 37.Nf6 Re7 38.Kd3 Nc6 39.Ke4 Kg7 40.g4 g5 41.h4 gh4 42.Kf3 Kf8 43.Kg2 Rc7 44.Kh3 Rc8 45.Kh4 Rd8 46.Ne4 Rd4 47.Rd4 Nd4 48.Nc5 Nc6 49.Nd3 Kg7 50.Kg3 Kg6 51.Kf3 h5 52.gh5 Kh5 53.Kg3 ½–½. Soppe,Guillermo (2415) – Espinoza Palomino,W (2265), Mar del Plata ARG, 7th Continental Ch, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6)

6.Rb1 d6 7.c4 (7.Bg2 Nbd7=) 7...e5 (7...Na6 8.Bg2+=) 8.Bg2 Nh5 (8...Bf5 9.d3=) 9.0–0= f5 (9...Bf5 10.d3=) 10.d3 g5 (10...Be6 11.Qd2+=) 11.e3 (11.c5!? e4 12.de4 fe4 13.Nd4 dc5 14.bc5+/–) 11...g4= 12.Nd2 f4 13.ef4 ef4 14.Bg7 Kg7 15.Re1 f3 16.Bf1 d5 17.b5 Nf6 18.Qa4 h5 19.cd5 Nd5 20.Ne4 Nd7? (better is 20...a6 21.bc6 Nc6+=) 21.bc6+– bc6 22.Qc6 N7b6 23.Nc4 Bf5 24.Ncd6 (24.Ned6 Bg6 25.Nb6 Nb6+–) 24...Bg6 25.Rb5 Nf6? 26.Ng5 Qd7 27.Ne6 Kh6 28.Qd7 Nfd7 29.Nf8 Rf8 30.Re6 Kg7 31.Rg5 Nf6 32.Nf5 (32.Nf5 Kh7 33.Re7 Rf7 34.Rf7 Bf7 35.Rg7 Kh8 36.Rf7+–) 1–0. Soppe,Guillermo (2420) – Latorre,Man (2295), Asuncion PAR, Apertura Intl, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6)

6.Bg2 d5 +=.

5.Na3 Qb6

6.Rb1 0–0 7.Bd4 Qc7 8.Bg2 d6 9.Ba1 e5 10.d3 Nbd7 (10...b5 11.Qd2 a5 12.Nh4–/+) 11.0–0+= (11.Qd2+=) 11...Nh5 (11...b5!?+=) 12.b5= f5 (12...Nb6 13.c4=) 13.bc6 (13.Qe1 Bf6+=) 13...bc6 (13...Qc6? 14.Ne5 Qa4 15.Bd5 Kh8 16.Nd7 Qd7 17.Bg7 Kg7 18.Qe1+–) 14.c4 (14.Qd2 Nc5=) 14...Nc5 (14...Bf6 15.Nc2=) 15.Nc2 Bd7 16.d4 ed4 17.Nfd4 Rae8 (17...Nf6 18.Nb5 cb5 19.Ba8 Ra8 20.Na3–+) 18.Nb3 (18.Nb4 Ne4=) 18...Ne4 (18...Ba1 19.Ra1 f4 20.Ncd4=) 19.Qd3 Ba1 20.Ra1 Nhf6 21.Rad1 d5 22.Ne3 Be6 23.cd5 Nd5 24.Nd5 Bd5 25.Rc1 Qe5 26.e3 Rd8 27.Qd4 Qd4 28.Nd4 c5 29.Nb5 Ba2 30.Na7 Nd2 31.Rfe1+= c4 32.Nc6 Rd6 33.Re2 Nb3 34.Rce1 Rd2 35.Bd5+/– Kg7 36.Bc4 Rc8 37.Ne5 Rc5 38.f4 Ra5 39.Nf3 Re2 40.Be2 Rc5 41.Rd1 Rc1 42.Rc1 Nc1 43.Kf2 Bd5 44.Nd4 Na2 45.g4+/– Be4 1–0. Soppe (2445) – Della Morte (2220), Mar del Plata, 1999.

6.Rb1 d6 7.e3 =.

6.Rb1 Ne4 7.e3 0–0 8.Bg7 Kg7 9.Rb3 d6 10.Qa1 e5 11.Bg2 Be6 12.Rb1 (12.c4 Nf6=) 12...a5 13.b5 Qc5 14.Qb2 Qb4 15.0–0 f5 16.Qc1 (16.Qb4? ab4 17.d3 ba3 (17...Ra3?! 18.de4 Ra2 19.Rfd1–/+) 18.de4 Ba2–+) 16...Qa4 17.c4 Nd7 18.d3 Nef6 (18...Nec5 19.Ng5 h6 20.Ne6 Ne6+–) 19.Ng5+– Bg8 20.Bf3 h6 21.Nh3 g5 (21...Nc5 22.Bd1 Qb4 23.Be2 Nd3 24.Bd3+–) 22.Bd1 Qb4 23.Rb4 (23.d4 g4 24.c5 gh3 25.Rb4 ab4+–) 23...ab4 24.Nc2 g4 25.bc6 bc6 26.Nf4! ef4 27.ef4 (27.Nd4 Nc5+–) 27...c5+/– 28.Ne3 Be6 29.Qb2 Kg6 (29...Nb6 30.Re1 Rfe8 31.f3+–) 30.Bc2 (30.f3 h5+–) 30...Nb6 31.d4 (31.f3!?+–) 31...Nc4+/– 32.Nc4 Bc4 33.Bf5! Kg7 (33...Kf5 34.Qc2 Double attack (34.Qc2 Decoy)) 34.Rc1 (34.Ra1 Ra4 35.dc5 dc5 36.Bg4+–) 34...Ra2= 35.Qb1 Rfa8 36.dc5 dc5 37.Re1 1–0. Soppe,Guillermo (2405) – Perdomo,Leandro (2305), Posadas Anniv CAP, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6)

5.Na3 d5

6.Rb1 0–0 7.Bg2 a5 8.b5 c5 9.0–0 b6 10.c4 Bb7 11.d4 Nbd7 12.Ne5 Ne5 13.de5 Ng4 14.e4 Ne5 15.cd5 Qc7 16.f4 Nd7 17.Bg7 Kg7 18.Nc4 Nf6 19.Rb2 Rad8 20.Rd2 Ne8 21.e5 Kg8 22.a4 Ng7 23.g4 Bc8 24.h3 f5 25.g5 Nh5 26.Qe1 e6 27.d6+– Qa7 28.Qe3 Rf7 29.Bc6 Rdd7 30.Qb3 Kh8 31.Kh2 Qb8 32.Ne3 Rd8 33.Qc4 Ng7 34.d7 Bd7+/– 35.Rfd1 Qc7 36.Qd3 Nh5? 37.Qd6+– Qd6 38.Rd6 Nf4 39.Bd7 Re7 40.Bc6 (40.Bc6 Rb8 41.Nc4+–) 1–0. Soppe,G (2430) – Castillo Coca,M (2085), 46th Capablanca Memorial Open A, 2011.

5.c4 d6

6.Qb3 a5 7.a3 0–0 8.Bg2 Na6 9.Nc3 ab4 10.ab4 Qb6 11.b5 Nc5 12.Qb4 Ra1 13.Ba1 e5 14.0–0 Nh5 15.d3 Bd7 16.Rb1 Ra8 17.Nd2 f5 18.Nb3 Nb3 19.Qb3 Qc7 20.Bb2 Kh8 21.Bc1 f4 22.Bf3 fg3 23.hg3 Nf6 24.Kg2 Qc8 25.bc6 Bc6 26.Bg5 Qf5 27.Bf6 Bf3 28.ef3 Bf6 29.Qb7 Rf8 30.Qe4 Qg5 31.Rb7 h5 32.Qe3 Qe3 33.fe3 h4 34.Ne4 hg3 35.Kg3 Bg7 36.Nd6 Kg8 37.Rd7 Bh6 38.e4 Bf4 39.Kf2 Ra8 40.Nb5 Ra2 41.Ke1 Rc2 42.d4 Rc4 43.d5 Rc1 44.Ke2 Rc2 45.Kd3 Rf2 46.d6 Rf3 47.Kc4 Be3 48.Kd5 g5 49.Re7 Rf8 50.Nc7 g4 51.Ne6 Rf7 52.d7 Bb6 53.Re8 Kh7 54.Ng5 Kg7 55.Nf7 g3 56.Re5 Kf7 57.Rg5 1–0. Schwalen – V Nowik, 1995.

6.Bg2 Qb6 7.a3 a5 =.

6.Bg2 Qb6 7.Qb3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 0–0 11.0–0 Na6 12.Bc3 Ne4 13.Bg7 Kg7 14.b5 Nc7 15.Nc3 Nf6 16.Na4 Qa5 17.bc6 bc6 18.Nc3 c5 19.Qb2 Be6 20.d3 Na6 21.Ra1 Qb4 22.Qc1 Qb6 23.Rb1 Nb4 24.Ng5 Bg4 25.Qf4 Qa5 26.h3 Bd7 27.Qd2 h6 28.Nge4 Ne4 29.Ne4 (worse is 29.Be4 Bh3 30.Kh2 Bg4+=) 29...Qa3 30.Kh2 Bc6 31.Nc3 Bg2 32.Kg2 Ra8 33.Nb5 Qa6 34.Kh2 Qa2 35.Rb2 Qa1 36.Kg2 Kh7 37.h4 h5 38.Nc3 Qa6 39.Qe3 Qc6 40.f3 Qc7 41.Ne4 Nc6 42.Ng5 Kg8 43.Qe4 Ra7 44.g4 hg4 45.Qg4 Qd7 46.Qe4 Kg7 47.Qf4 f6 48.Ne4 Nd4 49.Ng3 Ra8 50.Qe4 Ra7 51.h5 f5 52.Qh4 Qe6 53.hg6 Qg6 54.Rb8 Qh7 55.Qg5 Kf7 56.Rb2 e5 57.e3 Qh2 58.Kh2 Nf3 59.Kg2 Ng5 60.Nf5 Ke6 61.e4 Ra3 62.Rd2 Kd7 63.Ne3 ½–½. Michalek,Christoph (2200) – Dorgarten,Armin (1935), Ruhrgebiet VK playoff, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4)

6.Bg2 Qb6 7.Qb3 a5 8.b5 a4 9.Qc2 cb5 10.cb5 Bf5 11.d3 0–0 12.0–0 Rc8 13.Qd2 Qb5 14.Nd4 Qd7 15.Nf5 gf5 (15...Qf5 16.Bb7 Nc6 17.Ba8 Ra8 18.Na3+/–) 16.Na3 Ra6 17.Rfc1 d5 18.Rc8 Qc8 19.Nb5 Qd7 20.Qf4 Nc6 21.Rc1 (21.Rb1 Nh5 22.Qc1 Bb2 23.Qb2 Nf6=) 21...Rb6 22.Qa4 Ra6 23.Qb3 e6 24.a4 Na5 (24...Ng4 25.h3 Bb2 26.Qb2+=) 25.Qb4 Nc6 26.Qh4 Qd8 27.Ba3 (27.Ba1 Nd7 28.Qd8 Nd8=) 27...Ra8 (27...Qa5 28.Nd6=) 28.h3 Qa5= 29.Bb2 Ne8 30.Bg7 Ng7 31.Ra1 Qd2 32.e4 Qd3 33.ed5= ed5 34.Qf6 Rd8 35.Nd6+= Rd7 36.Re1 Nd4? 37.Kh1 (37.Kh1 Qc3 38.Rb1=) 1–0. Lamola,Giuseppe (1770) – Zacco,Remo (1805), Monza Weekend op, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d6)

6.Bg2 Bf5 7.0–0 Qc8 8.Re1 0–0 9.Nc3 a5 10.a3 e5 11.d3 h6 12.c5 Qc7 13.cd6 Qd6 14.Nd2 ab4 15.ab4 Nbd7 16.Qc1 Nb6 17.Ba3 Rfc8 18.b5 Qc7 19.bc6 bc6 20.Bb2 Ra1 21.Ba1 Qe7 22.Qb1 Nbd5 23.Rc1 Qa7 24.Nd5 cd5 (worse is 24...Nd5 25.e4 Rb8 26.Bb2+–) 25.Rc8 Bc8 26.h3 Qc7 27.Bb2 Be6 28.e3 Nd7 29.Kh2 Qc5 30.Nf3 Qc7 31.Ba3 Qc3 32.Bb4 Qc7 33.Qa2 Kh7 34.Nd2 d4 35.Qb2 de3 36.fe3 Qb6 37.e4 Nc5 38.Bf1 Nb3 39.Qc3 (39.Nb3 Qb4 Decoy (39...Qb4 Interception)) 39...Qf2 40.Bg2 Nd4 41.Bc5 h5 42.Nf1 Bh6 43.Kh1 Bd7 44.Qc4 Be6 45.Qc3 h4 46.gh4 Qh4 47.Bd4 ed4 48.Qd4 Bh3 49.Bh3 Qh3 50.Kg1 Qg4 51.Kf2 Bg5 52.Qd6 Bh4 53.Ng3 g5 54.Kg2 Kg7 55.Qe5 Kg8 56.Kh2 Bg3 57.Qg3 Qh5 ½–½. Moor,Roger (2320) – Matthey,Philippe (2185), SUI–chT Switzerland, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d6)

5.d3 0–0

6.Nbd2 d5 7.Bg2 Qc7 8.0–0 Nbd7 9.Qc1 e5 10.c4 d4 11.a3 b6 12.Ne1 Bb7 13.Ne4 Ne4 14.Be4 c5 15.Bb7 Qb7 16.Ng2 e4 17.de4 Qe4 18.Qd2 Rae8 19.Rae1 Ne5 20.bc5 Nc4 21.Qc1 Nb2 22.Nf4 Na4 23.cb6 Nb6 24.Qc7 Re7 25.Qc5 Qe5 26.Qc2 Rc7 27.Qd3 Bh6 28.Qf3 Bf4 29.Qf4 Qf4 30.gf4 Re8 31.e3 de3 32.fe3 Rc3 33.Kf2 Ra3 34.Re2 Nc4 35.Rfe1 f5 36.Kf3 Kg7 37.h3 Kf6 38.h4 Re4 39.Kf2 h6 40.h5 g5 41.fg5 hg5 42.h6 Kg6 43.h7 Kh7 44.Rh1 Kg6 45.Rhe1 Ne5 46.Rc1 Nd3 47.Kf1 Nc1 48.Kf2 Ra2 49.Ra2 Na2 50.Kf3 Kf6 51.Ke2 f4 52.Kf2 Re3 (52...Re3 53.Kg2 g4 54.Kh2 Re2 55.Kg1 f3 56.Kf1 g3 57.Kg1 Re1#) 0–1. linakip – nik60, kurnik, 2012.

6.Bg2 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.0–0 Bg4 12.Nbd2 Nbd7 13.Qa4 e5 14.c4 Re8 15.h3 Bf3 16.Nf3 e4 17.Nd4 ed3 18.ed3 h6 19.b5 c5 20.Nc2 d4 21.Bb2 Re2 22.Bc1 Ne8 23.Bf3 Re7 24.Rd1 Qf6 25.Bb7 Nb6 26.Qa6 Re2 27.Rf1 Rc2 28.Bc6 Qd8 29.Be8 Nc4 30.Qa4 Rc1 31.Rc1 Ne5 32.Bc6 Nd3 33.Ra1 Qf6 (better is 33...Ne5!?+=) 34.Qc2+– c4 35.Bd5 Ne5 36.Qe4 d3 37.Ra8 Kh7 38.Bc4 Qd6 39.Bb3 d2 40.Bd1 Qc5 41.Qe2 1–0. Poleschi,Ricardo D – Cuesta Pruden, friendly UECC Email, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6)

5.d4 a5

6.c3 Na6 7.a3 0–0 8.Bg2 d5 9.0–0 b5 10.Nbd2 a4 11.h3 Nc7 12.Ne5 Qd6 13.Kh2 Nfe8 14.Ndf3 f6 15.Nd3 e5 16.Nc5 e4 17.Ne1 Ne6 18.Bc1 N8c7 19.f4 f5 20.Be3 h6 21.Bf2 Ne8 22.Rg1 Nf6 23.Bh1 Nh5 24.e3 Nf6 25.Ng2 g5 26.Qe2 Ra7 27.Raf1 Bd7 28.Nd7 Rd7 29.Be1 g4 30.Nh4 gh3 31.Nf5 Qb8 32.g4 Rdf7 33.Nh4 Kh7 34.Bg3 Qc8 35.f5 Ng5 36.Ng6 Rg8 37.Bf4 Bf8 38.Qf2 Qd8 39.Qh4 Bd6 40.Ne5 Be5 41.de5 Ne8 42.Bg5 Rg5 43.Qf2 Qc7 44.Qf4 Ng7 45.Kh3 c5 46.Be4 de4 47.Qe4 Qb7 48.Qb7 Rb7 49.Kg3 cb4 50.cb4 Rc7 51.e4 h5 52.Kf4 Rg4 53.Rg4 hg4 54.Kg4 Rc3 55.Rh1 Kg8 56.Rg1 Kf7 57.Rd1 Ra3 58.Rd7 Kf8 59.Rb7 Ra1 60.Rb5 a3 61.f6 Ne8 62.Kf5 Rf1 63.Ke6 Nc7 0–1. Petersen (2265) – Lonborg, Copenhagen, 1995.

5.Bg2 d5

(--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 d5 5.Bg2 c6).

6.0–0 0–0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0–0 5.Bg2 d5 6.0–0 c6).

6.a3 a5 7.0–0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 d5 5.Bg2 c6 6.0–0 a5 7.a3).

5.a3 0–0

6.d3 d5 7.Nbd2 Nbd7 8.Bg2 Re8 9.0–0 Qc7 10.c4 e5 11.Qc2 e4 12.Ne1 ed3 13.ed3 dc4 14.Nc4 Nf8 15.Nf3 Be6 16.Rfe1 Rac8? (better is 16...N8d7=) 17.Be5+– Qd7 18.Qb2 (better is 18.Nd6+–) 18...Nh5= 19.Nd6?? (better is 19.Rac1=) 19...f6?? (better is 19...Qd6! 20.d4 Qd8 21.Bg7 Ng7–+ (21...Kg7?! 22.d5 Qf6 23.Qf6 Nf6 24.de6–/+)) 20.Ne8+– fe5 (better is 20...Re8 21.Bd4 a6+–) 21.Ng7 Ng7 22.Qe5 Bd5 23.d4 Re8 24.Qf4 Nge6 25.Qd2 Bf3 26.Bf3 Nd4 27.Be4 (27.Be4 Re4 28.Qa2 Re6 29.Rad1–+) 1–0. giorgo – ryszard000, kurnik, 2012.

6.Bg2 d5

7.0–0 Nbd7 8.e3 Nb6 9.d3 Bg4 10.Qd2 Qd7 11.Ne5 Qf5 12.Ng4 Qg4 13.f3 Qh5 14.a4 a6 15.a5 Nbd7 16.d4 Ne8 17.Qf2 Nd6 18.Nd2 e5 19.c3 Rae8 20.e4 ed4 21.cd4 de4 22.fe4 Qb5 23.e5 Nc4 24.Nc4 Qc4 25.Qd2 Re6 26.Bh3 Re7 27.Rac1 Qd5 28.Bg2 Qe6 29.d5 cd5 30.Bd5 Qh3 31.e6 Nf6 32.ef7 Kh8 33.Bf6 Bf6 34.Rf6 Qg4 35.Qc3 Qg5 36.Rf5 1–0. rryy44 – trouba, kurnik, 2012.

7.0–0 Re8 8.d3 Nbd7 9.Nbd2 a5 10.c3 e5 11.e4 b6 12.Re1 Ba6 13.Qc2 Ra7 14.Rad1 Qb8 15.Qb1 (15.d4 de4 16.Ne4 Ne4 17.Qe4 c5=) 15...Rd8 (15...Bb5!?+=) 16.d4+= de4 17.Ne4 Ne8 (17...Nd5!? 18.Qa2 ab4 19.cb4 Bb5+=) 18.Neg5+/– Bc4 (better is 18...ab4!? 19.cb4 e4 20.Nf7 Kf7 21.Ng5 Kf8+–) 19.de5+– Nf8? (19...Ne5 20.Ne5 Rd1 21.Qd1 Be5 22.Bc6 Re7+–) 20.Nd4 Bd5 21.Bd5 Rd5 (21...cd5 22.Nc6 Qc7 23.Nd8 Qd8+–) 22.Nc6 (22.Nc6 Rd1 23.Qd1+–) 1–0. Soppe,Guillermo (2465) – Hajenius,W (2015), 7th Itau Cup, Sao Paulo BRA, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.a3)

7.0–0 Bg4 8.d3 Qc8 9.Nbd2 Bh3 10.Rb1 Bg2 11.Kg2 Qg4 12.c4 Nbd7 13.a4 Nh5 14.b5 Nf4 15.Kh1 Nh3 16.cd5 cd5 17.Bg7 Kg7 18.e3 Nc5 19.Nb3 Nd3 20.Kg2 Nhf2 21.Rf2 Nf2 22.Kf2 Rad8 23.Qd4 Qd4 24.Nfd4 e5 25.Nf3 e4 26.Nfd4 Rc8 27.Na5 Rc7 28.Rb2 Rfc8 29.h4 h5 30.Kg2 Rc3 31.Nb7 Re3 32.Nc6 Ra3 33.Rb4 Kf6 34.Rd4 Rd3 35.Rd3 ed3 36.Nc5 d2 37.Nd7 Ke6 38.Nc5 Kd6 39.Nb7 Kc7 40.Nc5 d1Q 41.Na6 Kb6 42.Nab4 Rc6 43.bc6 Qd2 44.Kh3 Qb4 45.a5 Qa5 46.c7 Kc7 47.Kg2 Qd2 48.Kf3 a5 49.g4 Qd3 50.Kf4 Qe4 51.Kg5 Qg4 52.Kf6 Qh4 53.Kf7 Qg5 54.Ke6 Qf5 55.Ke7 d4 56.Ke8 Qe6 57.Kf8 Kd7 58.Kg7 g5 59.Kh7 g4 60.Kg7 g3 61.Kf8 g2 62.Kg7 g1Q 63.Kh7 Qgg6 64.Kh8 Qeg8 0–1. rryy44 – fable321, kurnik, 2012.

7.d3 a5 8.0–0 +=.

7.d3 Nbd7 8.0–0 a5 =.

7.d3 Nbd7 8.Nbd2 Qc7 9.c4 e5 10.0–0 d4 (10...Qd6 11.Rc1=) 11.Re1 c5 (11...Rd8 12.e3 de3 13.Re3+=) 12.e3 Rb8 (12...Re8 13.Qc2=) 13.ed4 cd4 14.c5 b6? (better is 14...Rd8+=) 15.c6!+– Qc6 (15...Nc5 16.bc5 bc5 17.Rb1+–) 16.Ne5 Qb5 (16...Qd6 17.Nc6 Ba6 18.Nb8 Nb8 19.Rc1+–) 17.Nc6 (17.Bd4?! Bb7+/–) 17...Bb7 18.a4 Qg5 (18...Qh5 19.Nb8 Rb8 20.Bb7 (20.Bd4?! Ng4 21.h3 Bg2 22.Kg2 Qd5 23.Nf3 Bd4 24.hg4 Bc3+=) 20...Rb7 21.Qh5 (21.Bd4?! Ng4 22.Re8 Nf8 23.Rf8 Bf8=) 21...Nh5 22.Nf3+–) 19.Nb8 Rb8 20.Bb7 Rb7 21.Bd4 h5 22.Qc2 Rb8 23.Qb2 Bh6 24.Be3 Qd5 25.Bh6 Qd3 26.Ne4! Qf3 27.Rad1 (27.Rad1 Re8 28.Rd7 Re4 29.Re4+–) 1–0. Subedei – ncc_1701, ChessWorld.net, 2005.

7.d3 Nbd7 8.Nbd2 Re8 9.0–0 e5 10.e4 (10.c4 a5=) 10...Qb6 (10...a5 11.ed5 cd5 12.c4=) 11.c4 (11.ed5 cd5 12.Re1 a5=) 11...d4 12.c5 Qd8 (12...Qc7 13.Nc4=) 13.Nc4 Qe7 (13...Bf8 14.Nfd2=) 14.Nfd2 (14.Nd6 Rf8+=) 14...Rf8 (14...b6 15.Nd6 Rd8 16.Qa4=) 15.f4+/– b5 (15...ef4 16.gf4 Nh5 17.Nb3+/–) 16.cb6 (16.Nd6 ef4 17.gf4 a5+–) 16...ab6 (16...ef4 17.ba7 (17.Bd4?! fg3 18.hg3 ab6+=) 17...fg3 18.hg3 (18.Bd4?! gh2 19.Kh2 Ng4 20.Qg4 Bd4=) 18...Ra7 19.Bd4+–) 17.fe5 Ne5 (17...Ne8 18.Bd4 b5 19.Ne3+–) 18.Ne5 (18.Nb6 Nd3 19.Bd4 Rb8+–) 18...Qe5 19.Nc4 Qc7 20.Bd4 Rb8?? (better is 20...Bg4 21.Qc2 Nd7 22.Bg7 Kg7+–) 21.Bf6 (worse is 21.Rf6 Qd8 22.Rd6 Bd4 23.Kh1 Ba1 24.Rd8 Rd8 25.Qa1 Rd3+–) 21...Bf6 22.Rf6 Be6 1–0. Subedei – snowshinethedog, ChessWorld.net, 2005.

7.d3 Nbd7 8.Nbd2 h6 9.0–0 =.

5.a3 a5

6.c3 0–0 7.Bg2 d6 8.0–0 Qb6 9.Qc2 e5 10.d3 Nbd7 11.Nbd2 d5 12.e4 Qc7 13.Rfe1 Ne8 14.Qb3 de4 15.Ne4 Nd6 16.Nd6 Qd6 17.Rad1 Qc7 18.c4 c5 19.Bc3 ab4 20.ab4 cb4 21.Qb4 f6 22.d4 ed4 23.Nd4 Ne5 24.Nb5 Qb8 25.f4 Nc6 26.Bd5 Kh8 27.Qf8 (27.Qf8) 1–0. Soppe,Guillermo (2470) – Lujan,Maria Carolina (2120), ARG–ch sf Ezeiza, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.a3 a5)

6.c3 d6 7.Bg2 e5 8.d3 Qc7 9.Nbd2 0–0 10.0–0 Nbd7 11.Re1 Nh5 (11...b5 12.c4 d5 13.e4 bc4 14.ed5=) 12.e4 f5 (12...b5 13.Qc2=) 13.ba5 (13.ef5 gf5 14.Nh4 Ndf6+=) 13...Ndf6 (13...Nc5 14.Nb3 fe4 15.de4=) 14.Qb3+= Kh8 15.Qb6 Qe7 16.a4 (16.Rab1 Nd7 17.Qe3 f4=) 16...f4 (16...Nd7 17.Qe3=) 17.Ba3 Ne8 18.d4 g5 (better is 18...fg3!? 19.hg3 Ra6+=) 19.de5+– Be5 20.Ne5 Qe5 21.c4 Qa5 22.Qd4 Nhg7+/– 23.e5 c5 24.Qd5 Ra6 25.Bb2 Be6 26.Qd3 de5 27.Be5 Rf7 28.Bc3 Qc7 29.Bd5 Qd7 30.Ne4+– fg3 31.fg3 Qe7 32.Ng5! Qg5 33.Be6 Rf8 34.Rf1 Rf1 35.Rf1 Qe7 36.Bd5 Rd6 37.Qf3 h6 38.Qf8 Qf8 39.Rf8 Kh7 40.Be4 Rg6 41.Rf7 1–0. Villegas,Alicia – Lujan,Maria Carolina (2100), ARG–ch (Women), 2000.

6.c4 ab4+= 7.ab4 Ra1 8.Ba1 Qb6 9.Qa4 Na6 10.b5 Nc5 11.Qb4 (11.Qa3 cb5 12.cb5 Qb5 13.Nc3–/+) 11...Nce4 (better is 11...Ng4!? 12.d4 Ne4–+) 12.e3+= d6 13.Bg2 (13.Nc3 Nc5+=) 13...Bd7 (13...Nf2 14.Kf2 Ng4 15.Ke2 Ba1 16.h3+=) 14.Bf6 (14.Nc3!? Nc5 15.0–0=) 14...Bf6–/+ 15.Na3 (15.0–0 0–0–/+) 15...0–0 (15...Bf5 16.0–0–/+) 16.0–0 (16.Ne5 Be5 17.Be4 Ra8–/+) 16...Ra8 17.d4 (17.Ne5 Be5 18.Be4 Bf6–/+) 17...c5 18.dc5 Nc5 19.Nd4 Ra4 20.Qc3 Ne6 (20...Be6 21.Rb1–+) 21.Nac2–/+ Qc7 22.Bd5 Kg7 23.Ne6 Be6 (23...fe6 24.Qb3 ed5 25.Qa4 Qc4 26.Qc4 dc4 27.Na3+=) 24.Qb3= Rc4 25.Be6? (better is 25.Qc4! Qc4 26.Bc4 Bc4 27.Rc1 Bb5 28.Nd4=) 25...fe6–+ (25...Rc2?! 26.Bf7 Rb2 27.Qd5+=) 26.Nd4 Kf7 27.Re1 d5 28.Ne2 Qc5 29.Rb1 Rc2 30.Nf4 Qc4 31.Qa3? Qc5 32.Qb3 Rc1 33.Rc1 Qc1 34.Kg2 Qc4 35.Qb1 Bc3 36.h4 Qb4 37.Qd3–/+ Qc4 38.Qb1 Qe4 39.Qe4 de4 40.Ne2 Bb2 41.g4 Kf6 42.Kg3 Ke5 43.g5 Kd6–+ 44.h5 Be5 45.Kg4 Kc5 46.hg6 hg6 47.f4 Bb2 48.Ng3 Kd5 49.Ne2?? Kc4 50.Kg3 Kb5 51.Kf2 Kc4 52.Ng3 Kd3 0–1. Muetz,Gunnar (2220) – Oberst,Thomas (2290), Oberliga Wuert, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.a3 a5)

6.Bg2 Qb6 7.c3 0–0 8.0–0 d5 9.d3 c5 10.Qb3 Nc6 11.Nbd2 ab4 12.ab4 Ra1 13.Ba1 cb4 14.Rb1 Ng4 15.d4 Qa6 16.Bf1 bc3 (16...Qa7!? 17.cb4 Bd4 (worse is 17...Nd4 18.Bd4 Bd4 19.e3+=) 18.Bd4 Nd4–+) 17.Bc3= Qa7 18.Ra1 (worse is 18.Qd5 Rd8 19.Qc4 Be6–/+) 18...Qb8 19.Qd5 e5 20.e3 Rd8 21.Qc5 ed4 22.ed4 Be6 23.Qb6 Nf6 24.Bb2 Bd5 25.Bc4 Qc8 26.Kg2 h5 27.Bd5 Nd5 28.Qb3 Qd7 29.Ne4 Qg4 30.Re1 b5 31.Neg5 b4 32.h3 Qf5 33.Qa4 Rc8 34.Qa6 Nce7 35.Ne4 Rc2 36.Bc1? Rc8?? 37.Nc5?? Rc5 (37...Rc5 38.dc5 Bc3+–). Menzel,Karsten – Rupp,Markus (2310), GER Army–ch Montabaur, 1994.

6.Bg2 d5 7.0–0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 d5 5.Bg2 c6 6.0–0 a5 7.a3).

6.Bg2 0–0

7.0–0 Re8 8.c4 d6 9.d3 e5 10.Qb3 Qc7 11.Nc3 Nbd7 12.Nd2 Nf8 13.b5 Ne6 14.bc6 bc6 15.Nce4 (15.Rab1 Rb8 16.Qa4 Bd7=) 15...Nd7 16.Rfc1 f5 17.Nc3 Rb8 18.Qa2 Ndc5 19.Rcb1 Nd4 20.Bc1 Bd7 21.Rb8 Rb8 22.Rb1 Kf8 23.Kf1 Rb6 24.e3 Nde6 25.Qc2 Qb8 26.Rb6 Qb6 27.Bb2 h6 28.Ke2 Kf7 29.h3 Ng5 30.h4 Nh7 31.Bf3 Nf6+= 32.Bg2 Ng4 33.Bh3?? Nf2!–+ 34.Kf2 Qb2! 35.Qb2 Nd3 36.Ke2 Nb2 37.Bf1 e4 38.Na2 Be6 39.Ke1 d5 40.cd5 cd5 41.Nc1 Bc3 42.Ke2 Bd2 43.Kd2 0–1. Piepho – Benner, 1989.

6.Bg2 ab4

7.ab4 Ra1

8.Ba1 Na6 9.c3 0–0 10.0–0 d5 11.d3 Bg4 12.Nbd2 Qc8 13.Qb3 Bh3 14.c4 Bg2 15.Kg2 dc4 16.Nc4 Qe6 17.Rb1 Rd8 (17...Qe2? 18.Re1 Qe1 19.Ne1+–) 18.Qc2 Nc7 19.Na5 Qc8 20.e4 Nb5 21.Qb3 Nh5 22.h3 ½–½. Soppe – Bronstein,L, San Fernando, 1993.

8.Ba1 Na6 9.Bf6 Bf6 10.c3 0–0 11.e3 e5 12.d4 1–0. Blyth,HF – Ramsey,DH, ENG BPCF corr, 1993. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 a5 5.a3 ab4 6.ab4 Ra1 7.Ba1 c6 8.Bg2)

8.Ba1 Qb6

9.0–0 Qb4 10.Bc3 Qb6 +=.

9.c3 Qa7 10.Bb2 Qa2 11.Qc1 Nd5 12.Ba3 0–0 13.0–0 b5 (13...d6 14.Re1=+) 14.Re1 Na6 15.d3 (15.e4 Ndc7=) 15...Nb6 (15...f5 16.e3=) 16.Nfd2 (16.e4 Bb7+=) 16...d5 (16...Nc7 17.c4=+) 17.c4 Na4 18.e4 (better is 18.cb5!? cb5 19.Qc6=) 18...dc4 19.dc4 Bd4 20.Bf1 Nc7?? (better is 20...Be6=+) 21.cb5+– Nb5 (21...Be6 22.bc6 Ra8 23.Kg2+–) 22.Bc4 Qa1 23.Nb3 Bf2 24.Kf2 Qf6 25.Qf4 Qg7 26.e5 Na3 27.Na3 Be6 28.Kg1 Nb2 29.Qd4 Nc4 30.Nc4 Rb8 31.Nc5 Bd5 32.Ne3 Bf3 33.Qf4 Bh5 34.e6 Rf8 35.Nd7 g5 36.Qe5 f6 37.Qc3 Rc8 38.Nf5 1–0. Halmeenmaki,T (2160) – Fieandt,J (2185), TCh–FIN, 2009.

9.c3 Ne4 10.e3 Qa6 11.Bb2 d5 12.d3 Nd6 13.0–0 Bf5 14.Ne1 Nd7 15.g4 Be6 16.f4 (16.h3 Qa2 17.Qc1 g5+=) 16...f5 (better is 16...Qa2!? 17.Rf2 Bg4–/+) 17.g5= Nb5 18.d4 Qa2 19.Rf2 Nb6 20.Qc2 0–0 21.Ba3 Qc2 22.Nc2 Ra8 (22...Na3?! 23.Nca3 Ra8 24.b5=) 23.Bf1 Nd6 24.Nd2 Na4 25.b5 Nb5 26.Bb5 cb5 27.Nb1 Bf8 28.Bb4 Nb6 29.Nba3 Bd7 30.Ne1 Nc4 31.Nac2 Nb2 32.Nf3 Rc8 33.Ne5 Be8 34.Rd2 Na4 35.Ne1 e6 (35...Nc3? 36.Rc2+–) 36.Rc2 Nb6 37.Kf2 Ra8 38.N1d3 Bg7 39.Nc5 Be5 40.fe5 Nc4 41.Ne6+/– Ra1 42.Nf4 Bc6 43.Re2 Rd1 44.e6 Nd2 45.h4 Ne4 46.Kg2 Kg7 47.e7 Kf7 48.Ra2 Rd2 49.Rd2 Nd2 50.Kf2 Nc4 51.Nd3 Ke6 52.Nc5 Ke7 53.Nb7 Kd7 54.Nc5 Ke8 55.Ne6 Bb7 56.Nf8 Kf7 57.Nh7 Bc8 58.Nf6 Ke6 59.h5 Kf7 60.hg6 Kg6+/– 61.Nd5 Kg5 62.Be7 Kg6 63.Kf3?? Bb7–+ 0–1. Bibens,Jean Paul – Teixeira,Remi, Guyenne–ch corr, 1983. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.Bb2 Bg7 5.Bg2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 Qb6)

9.Bf6 Bf6 10.c3 d5 11.d4 0–0 12.0–0 Bf5 13.Nbd2 Nd7 14.Qa4 e5 15.e3 (15.de5 Ne5 16.Nd4 Bd7=) 15...Bd3 (15...e4 16.Nh4 Be6 17.f4–/+) 16.Ra1+= Qa6 (16...e4!? 17.Ne1 Be2+=) 17.Qa6= Ba6 18.Bh3 ed4 19.Bd7 dc3 (19...Rd8 20.Nd4 Rd7 21.N2b3=) 20.Nb3+= Bc4 21.Na5 (21.Nbd4!?+=) 21...Rd8= 22.Bh3? (better is 22.Bg4 Be2 23.Ne5 (worse is 23.Nb7 Rb8 24.Na5 c2–/+) 23...Bg4 24.Ng4=) 22...Be2?? (better is 22...c5 23.bc5 c2–/+) 23.Nd4+/– c2 (23...Bd4 24.ed4 Re8 25.Bg2+/– (worse is 25.Nb7 Rb8 26.Na5 Rb4=)) 24.Rc1+– Bd4 25.ed4 (25.Rc2?! Bd3 26.Rd2 Bf5 27.Bf5 Bc3 28.Nb7 Rb8+=) 25...Bd3? (better is 25...Bd1!?+–) 26.Nb7 Rb8 27.Nc5 Rb4?? (27...Be4 28.Ne4 de4 29.Rc2 Rb4 30.Rc6 Rd4 31.Rc8 Kg7+–) 28.Nd3 Rb3 (28...Rd4 29.Bf1 Rc4+–) 29.Bf1 1–0. Alvarado Diaz,A (2350) – Ramirez Maillo,JA (1725), Gran Canaria ESP, 2nd Santa Lucia Open, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.Bb2 Bg7 5.Bg2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 Qb6)

9.c3 0–0

10.0–0 Qa6 11.Bb2 d6 12.d3 Bg4 13.Nbd2 ½–½. Radev,Nikolai – Spiridonov,Nikolai, BUL–ch, 1971.

10.0–0 Na6 11.Na3 d5 12.d3 Bf5 13.Qa4 Ra8 14.Nc2 Ne8 15.Ncd4 Nac7 16.Qc2 Nd6 17.Nf5 Nf5 18.e4 de4 19.de4 Nd6 20.Nd2 Ncb5 21.Nb3 Na3 22.Qa2 Qa7 23.Re1 Nac4 24.Qe2 Qa2 25.Qd1 Ra3 26.Na5 Qd2 27.Qd2 Nd2 28.Bb2 Ra2 29.Ba1 Kf8 30.e5 Be5 31.Nb7 Nb7 32.Bc6 Nd8 33.Bd5 Ra7 34.Bb2 Bf6 35.Rd1 Rd7 36.Bg2 Ke8 37.Bh3 Nf3 0–1. Schlueter,W – Kabisch,T, 2BLSW, 1988. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.a3 a5 6.Bg2 ab4 7.ab4 Ra1 8.Ba1 Qb6 9.c3 0–0)

10.0–0 d6 11.d3 Nd5 12.d4 Nd7 (12...Nf6 13.Nfd2=) 13.e4 Nc7 14.Nbd2 c5 (14...Nf6 15.Bb2=) 15.bc5 (15.Qb3 cd4 16.cd4 Nf6+=) 15...dc5 16.d5 Qa6 (16...Nb5 17.c4 Nd4 18.Nd4 cd4 19.Nb3+=) 17.c4 Nb6 (17...e5!?+=) 18.Bg7+/– Kg7 19.Qb3 Nd7 20.Qc3 Kg8 (20...f6 21.e5+/–) 21.Ra1 Qf6 (21...Qb6 22.e5+/–) 22.e5 (22.Qf6 Nf6 23.e5 Nfd5 24.cd5 Rd8+–) 22...Qf5 23.Nh4 (23.Ra7 g5 24.h3 h5+–) 23...Qe5 24.Qe5 Ne5 25.Re1 Nd7 26.Re7 Re8 27.d6 Kf8?? 28.Rd7 Bd7+/– 29.dc7 Rc8 30.Bb7+– Rc7 31.Bd5 Bc6 32.Bc6 Rc6 33.Kf1 Re6 34.Ng2 g5 35.h4 h6 36.hg5 hg5 37.Ne3 Ke7 38.g4 Kd6 39.Nf3 f6 40.Ke2 Re4 41.Nd2 Re6 42.Kd3 Ke5 43.Nd5 Rc6 44.Ne4 Ra6 45.Nc5 Ra3 46.Ke2 Kd4 47.Nd7 Kc4 48.Ne3 Kc3 49.Nf6 Ra2 50.Kf3 Kd4 51.Nh7 1–0. Kivipelto,KE (2170) – Salminen,J (2030), Heart of Finland, Jyvaskyla FIN, 2008.

10.0–0 d6 11.e3 Bg4 12.d4 Nbd7 13.h3 Bf3 14.Qf3 Ra8=+ 15.Bb2 Ra2 16.Bc1 Qa6 17.Nd2 Qd3–/+ 18.e4 Rd2 19.Bd2 Qd2 20.Rd1 Qc2 21.Ra1 h5 22.Ra7–/+ b5 23.e5 de5–+ 24.de5?? Ne5 25.Qe3 Nd5 26.Bd5 cd5 27.Re7 Qd1 28.Kg2–/+ Nc4 29.Re8?? Kh7–+ 30.Qf4 Qd3 31.Qf7–/+ Nd6 32.Qg8=+ Kh6 33.Re7 Qc3 34.Qd5 Nf5 35.Re6 Nd4 36.Qe4?? Qc2 37.Qf4 Kh7=+ 38.Qg5?? Nf5 39.Qg6 Kh8 40.Re8 (40...Bf8 41.Rf8#) 1–0. cingari (1960) – Eralos (2030), ajedrez21.com, 2005.

10.0–0 Re8 11.d3 d5 12.Nbd2 Nbd7 13.Qb3 e5 14.c4 h6 15.cd5 cd5 16.Rc1 Qd6 17.d4 e4 18.Ne5 Qe6 19.f3 ef3 20.ef3 Qb6 21.Kh1 Nb8 22.Ne4 Nc6 23.Nf6 Bf6 24.Qd5 Be6 25.Qc5 Qb4 26.Nc6 Qc5 27.dc5 Ba1 28.Ra1 bc6 29.f4 Rc8 30.Rd1 Rc7 31.Rd6 Bd7 32.Be4 Kg7 33.Kg2 Be8 34.Kf3 f5 35.Bd3 Bf7 36.Ke3 h5 37.Kd4 Bd5 38.Bc4 Bf3 39.Ke5 Re7 40.Re6 Rd7 41.Rd6 Re7 42.Be6 h4 43.Rd7 Rd7 44.Bd7 hg3 45.hg3 Kh6 46.Kd6 Kh5 47.Bc6 Be4 48.Be4 1–0. Sigurjonsson – German, Lugano, 1968.

10.0–0 d5

11.d3 Nbd7 12.Nbd2 e5 13.e4 Qc7 14.Re1 de4 15.Ne4 Ne4 16.Re4 Nf6 17.Re1 Nd5 18.Qb1 f6 19.d4 ed4 20.Nd4 Qf7 21.c4 Nc7 22.c5 Re8 23.Rc1 Bd7 24.b5 Nd5 25.bc6 Bc6 26.Nb5 Re7 27.Rd1 f5 28.Bg7 Kg7 29.Nd6 Qe6 30.Qb3 Nc7 31.Qc3 Qe5 32.Qb4 Na6+= 33.Qb6 Bg2 34.Kg2 Nc5 35.Qd8 Ne4 36.Re1 Qf6?? 37.Ne8+/– Re8 38.Qe8 Qb6 39.Re2 Qb1? 40.Qe7 Kh6 1–0. Wilhelmi,Christian (2405) – Schmidt,B, Biel MTO op, 1997. (=1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.b4 c6 5.Bb2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 Qb6 9.c3 0–0 10.0–0 d5)

11.d3 Re8 12.Nbd2 e5 13.e4 Nbd7 (13...Bg4 14.h3 Be6 15.c4=) 14.h3 (14.Re1 Qc7=) 14...Qc7 (14...Nh5 15.Kh2=) 15.Qc2 (15.Re1 b6=) 15...de4 (15...b5 16.Re1=) 16.de4 c5 17.b5 (17.Qb3 b5=) 17...c4=+ 18.Qa2 (18.Qa4 Nb6 19.Qa5 Bd7=+) 18…Nb6 ½–½. Day,Lawrence – Coudari,Camille, Toronto CAN, 1972.

11.d3 Nh5 12.Nbd2 Bg4 13.Qb3 Na6 14.e4 de4 15.de4 Be6 16.Qc2 h6 17.Rb1 Rd8 18.Bf1 Nf6 19.b5 cb5 20.Rb5 Qc7 21.Qb1 Nc5 22.Nd4 Bd7 23.Rb4 e5 24.N4f3 Bc6 25.Rb5 Bb5 26.Bb5 Qd6 27.Kg2 h5 28.c4 Qd3 29.Qd3 Rd3 30.Be5 Nfe4 31.Ne4 Ne4 0–1. Eriksson,A – Sandstroem,Ludvig, Helsingborg, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bg2 c6 5.Bb2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 Qb6 9.c3 0–0 10.0–0 d5)

11.d3 Bg4

12.Nbd2 Nbd7

13.Qa4 Qc7 14.c4 dc4 15.dc4 (< 15.Nc4 b5 16.Qa5 Qb7–+) 15...c5 16.b5 Nb6 17.Qb3 Ra8 (17...Rd8 18.Be5 Qc8 19.h3=) 18.h3 Bf5 (18...Be6 19.Be5 Qc8 20.Ng5=) 19.Be5 Qc8 20.g4 Bd7 21.Qc3 Be6 22.Rc1 (22.g5 Nh5 23.Bg7 Ng7+=) 22...Ra4 (22...Nbd7 23.Qe3=) 23.Qd3 (23.g5 Nh5 24.Bg7 Ng7=) 23...h6= 24.Nh2 Nbd7 25.Bf4 Nb6 26.Nhf1 h5 (26...Nfd7 27.Ne3=) 27.g5 Nfd7 28.Ne3 Nf8 29.Kh2 Kh7 (29...Bd7 30.Ne4+=) 30.Qe4 Ra2 31.Rd1 Na4 ½–½. Smyslov,Vassily V – Bronstein,David, Amsterdam Izt, 1964.

13.Qa4 e5 14.c4 Re8 15.h3 Bf3 16.Nf3 e4 17.Bd4 Qc7 18.Nd2 ed3 19.ed3 Qd6 20.Nf3 b6 21.Bc3 Bh6 22.Nd4 dc4 23.dc4 c5 24.Nb5 Qb8 25.Rd1 cb4 26.Qb4 Re2 27.Qd6 Qd6 28.Rd6 Re6 29.Re6 fe6 30.Bc6 Bf8 ½–½. Bokelmann – Leers Fischer, corr, 1993.

13.Qa4 e5 14.e4 Qc7 15.c4 de4 16.de4 Rb8 17.Qc2 h6 18.h3 Be6 19.Bc3 Ra8 20.Ra1 Ra1 21.Ba1 Ne8 22.Bf1 b6 23.Bc3 Qa7 24.Qb2 ½–½. Balashov,Yuri – Khalifman,Alexander, 8, Lviv zt, 1990. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 Qb6 9.c3 0–0 10.0–0 d5 11.d3 Bg4)

13.Qa4 e5 14.h3 Bf3 15.Bf3 Bh6 16.Qa2 Rd8 17.Rb1 Re8 18.e4 Qd8 19.Nb3 Qc8 20.Kg2 Nf8 21.h4 de4 22.de4 Ne6 23.Qe2 Bg7 24.Qe3 h5 25.Bb2 Ng4 26.Qb6 Nf6 27.Na5 Re7 28.Rd1 Kh7 29.Bc1 Bh6 30.Bh6 Kh6 31.Nc4 Qb8 32.Rd6 Kg7 33.b5 cb5 34.Qb5 Rc7 35.Qe5 Rc5 36.Rd5 Qe5 37.Ne5 Nd5 38.ed5 Nf8 39.Be4 f6 40.Nd3 Rc4 41.Bf3 Rc3 42.Nf4 b5 43.d6 b4 44.Nd5 Rc4 45.Ne3 Rc8 46.Bd5 Rc3 47.Nc4 b3 48.Kf1 Rc1 49.Kg2 Rc2 50.Na3 Rd2 51.Be4 Rd6 52.Kf3 f5 53.Bb1 Ne6 54.Ke3 Nc5 55.Nb5 Rd1 56.Nc3 Rg1 57.Kd4 Ne4 58.Ne4 fe4 0–1. Poley,Vladimir – Fries Nielsen,H, it Rimavska Sobota, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.Bb2 a5 5.a3 ab4 6.ab4 Ra1 7.Ba1 Qb6 8.c3 Bg7 9.Bg2 0–0 10.0–0 d5 11.d3 Bg4 12.Nbd2 Nbd7)

13.Qa4 e5 14.h3 Bf3 15.Bf3 Bh6 16.Qa2 Re8 17.e4 Qd8 18.Rb1 Nb6 19.Nb3 de4 20.Be4 Ne4 21.de4 Nc4 22.Qe2 b5 23.Rd1 Qc8 24.Kg2 Rd8 25.Na5 Rd1 26.Qd1 Na5 27.ba5 Qa8 28.c4 Qa5 29.Be5 Bf8 30.cb5 cb5 31.Qd5 Qb6 32.Bb2 Qc5 33.Qd8 Qc6 34.Qd4 f5 35.Qh8 Kf7 36.Qh7 Ke8 37.Qg8 Qe4 38.Kh2 f4 39.g4 Qc2 40.Qe6 Be7 41.Qg8 Kd7 42.Qd5 Kc8 43.Qe6 Kd8 44.Qb6 Kc8 45.Qa6 Kd8 46.Qa8 Kd7 47.Qd5 Kc8 48.Bd4 Qc4 49.Qc4 bc4 50.Kg2 Kd7 51.Kf3 g5 52.Ke4 Kc6 53.Bc3 Kb5 54.Kd5 Bd8 55.Be1 Bf6 56.Ke6 Bd8 57.Kd5 Bf6 ½–½. Cacheiro,Martin – Rakovic,Miroslav, IECG, 2001.

13.Qa4 Ne8 14.c4 Nc7 15.Bg7 Kg7 16.h3 Bf3 17.Bf3 Ra8 18.Qc2 f6 19.Rb1 dc4 20.dc4 Ne5 21.Be4 Ne6 22.e3 Ng5 23.Bg2 Qd8 24.Kf1 Ne6 25.f4 Nf7 26.Kg1 Nc7 ½–½. Salter,David A (2310) – Rogemont,Alain (2385), corr ICCF NATT5–03 ICCF, 2001.

9.c3 Qa6

10.Bb2 0–0 11.0–0 d5 12.d3 Nfd7 13.Nbd2 Nb6 14.Qb3 Qa4= 15.Ra1 Qb3 16.Nb3 Na6 17.Ra2 Re8 18.Nc5 Nc7 19.Nd4 e5 20.Ndb3 Nb5 21.Na5 Nd6 22.Bc1 e4 23.d4 Nd7 24.Na4 Nb5 25.Bf1 b6 26.Nc6= Bb7 27.Ne5 Ne5 28.de5 Be5 29.Nb6 Nc3 30.Ra7 Re7 31.e3= Rc7 32.Bb2+= Ne2 33.Be2 Bb2 34.Na4 Be5 35.Nc5 Bc6 ½–½. Polugaevsky,Lev – Kortschnoj,Viktor, Moscow, 1966. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.Bb2 a5 5.a3 ab4 6.ab4 Ra1 7.Ba1 Qb6 8.c3 Bg7 9.Bg2 Qa6)

10.Bb2 Qa2 11.Ba3 d6 12.0–0 0–0 13.Nd4 Bg4 14.h3 Be6 15.d3 Nd5 16.Ne6 (16.Qe1!?=) 16...fe6=+ 17.c4 Nc3 18.Nc3 Bc3 (18...Qa3 19.Ne4=) 19.Bc1 Bb4 20.Bh6 Re8 21.h4 Na6 22.e3 Nc7 (22...Qb2!?=) 23.h5+= Qa5 24.hg6 hg6 25.Be4 Kh7? (25...Qh5 26.Qh5 gh5 27.Bg6+=) 26.Bf4?? (26.Qg4 Rg8 27.Bf8+–) 26...Kg7= 27.d4 Rh8 28.c5 Nd5 29.Qg4 Nf4 30.ef4 Rh6 31.Qe6+/– Qd8 32.d5 Bc5 33.dc6 bc6 34.Bc6 Qf8 35.Bd5 Rh8 36.Re1 Qf6 37.Qe7 Qe7 38.Re7 Kh6 39.g4 g5 40.Re6 Kg7 41.Re7 Kh6 42.f5 Rb8 43.f6 Kg6+/– 44.f7 Rf8 45.Re8 Kg7 46.Kf1 Bd4 47.Ke2 Be5 48.Kd3 Bf4 49.Ke4 Bh2 50.Kd3 Bf4 51.Kc4 Bd2 52.Kb5 Bf4 53.Kc6 Bc1? 54.Kd7 Bb2 55.Ke7 Bf6 56.Kd6 Bc3 57.f3 Bb2 58.Bc4 Bc3 59.Ba2 Bb2 60.Bb3 Bc3 61.Be6 Bb2 62.Kd5 Bc3 63.Ke4 Bd2 64.Kf5 Bc1 65.Ba2 Bf4 66.Re7 Bd2 67.Rd7 Bf4 68.Bd5 Rb8 69.Bb7 Rf8 70.Ke6 Be3 71.Bd5 Bf4 72.Re7 Bd2 73.Kf5 Bf4 74.Ra7 Rd8 75.f8Q! Kf8 76.Kf6 Rb8? 77.Rh7+– Ke8 78.Rh8 Kd7 79.Rb8 Bb8 80.Kg5 Ke7 81.f4 Kf8 82.f5 Kg7 83.f6 Kh8 84.Kf5 Ba7 85.g5 Bd4 86.Be4 Kh7 87.g6 Kh8 88.g7 Kh7 89.Kg5 (89.Kg5 Kg8 90.Bd5 Kh7 91.g8Q#) 1–0. Wilhelmi (2355) – Pirrot (2415), BL, 1996.

10.Bb2 Qa2 11.Qc1 0–0 12.h3 d6 13.d4 Na6 14.Nbd2 Qe6 15.Ng5 Qd7 16.Nde4 Ne4 17.Ne4 Re8 18.Qf4 d5 19.Ng5 f6 20.Nf3 e5 21.Qc1 e4 22.Nh2 e3 23.fe3 Qd6 24.Nf1 Bf5 25.g4 Be4 26.Be4 Re4 27.Rh2 Qe7 28.Rf2–/+ Nc7 29.Rf3 Bh6 30.Kf2 Bg5 31.Ng3 Bh4 32.Kg1 Bg3 33.Rg3 Ne6 34.Qd2 Ng5 35.h4 Ne6 36.Qe1 b6 37.Qf2 Kg7 38.Qf3 Qd6 39.Rg2 Nc7 40.Qh3 Qe6 41.Kf2 Nb5 42.Qf3 Nd6 43.Rg1 f5 44.c4 Nc4 45.gf5 Qd6 46.Bc3? Re3 47.Qe3 Ne3 48.Ke3 Qe7 49.Kd3 Qe4 50.Kd2 Qf4 51.Kc2 Qf5 52.Kb3 Qe4 53.h5 Qe2 54.hg6 hg6 55.Rg3 Kf6 56.Ka3 g5 57.Bb2 g4 58.Ka2 Qf3! 59.Rf3 gf3 60.Kb3 f2 61.Bc3 f1Q 62.Kc2 0–1. Comet B50 – Fritz 6, 2004.

10.Bb2 Qa2 11.Qc1 Nd5 12.Ba3 Nb6 13.d3 Qe6 14.Qc2 d6 15.0–0 0–0 16.c4 N6d7 17.Nc3 Nf6 18.b5 c5 19.Ra1 Nbd7 20.Bb2 Qf5 21.Ra7 Qh5 22.e3 Nb6 23.Na4 Na4 24.Ra4 e5 25.Ra8 Bg4 26.Rf8 Bf8 27.Nd2 b6 28.Ne4 Ne4 29.Be4 Bd1 30.Qd2 Bh6 31.Kg2 Bg4 32.f3 Qh3 33.Kg1 Be6 34.f4 Bg7 35.Qg2 Qh5 36.Bf3 Bg4 37.Bd5 Be2 38.Qf2 Bd3=+ 39.fe5 Qf5 40.Qf5 Bf5 41.e4 Bc8 42.Bc1+= Be5 43.Bg5 Bc3 44.Bd8 Ba5 45.Be7 Kg7 46.Kf2 Be6 47.Kf3 h5 48.Ke3 Bg4 49.Kd3 Bh3 50.Bd6 Kf6 ½–½. Rubinetti,Jorge Alberto – Camara,Helder, Mar del Plata zt, 1969.

10.Bb2 Qa2 11.Qc1 Nd5 12.Ba3 f5 13.0–0 Na6 14.d3 Qe2 15.Re1 Qd3 16.Bf1 Qf3 17.Be2 Qe4 18.Ba6 Ne3 19.Bf1 f4 20.fe3 fg3 21.Bg2 gh2 22.Kh1 Qe5 23.Qd1 0–0 24.Qe2 Qg3 25.Rf1 Rf1 26.Qf1 Qe3 27.Bc1 Qg1 28.Qg1 hg1Q 29.Kg1 d5 30.Be3 Bf5 31.Nd2 Bc3 32.b5 Bd2 33.Bd2 Bd3 34.bc6 bc6 35.Bc3 Kf7 36.Kf2 g5 37.Bf3 Kg6 38.Kg3 h5 39.Bd4 h4 40.Kh3 Bf1 41.Kg4 Bd3 42.Kh3 Bf5 43.Kg2 g4 44.Bd1 Be4 45.Kh2 Kf5 46.Bc5 e5 47.Bg4 Kg4 48.Bd6 Kf5 49.Be7 d4 0–1. Koch,Juan – Casafus,Ruben, Reinhardt memorial (Buenos Aires) (2), 2000.

9.c3 d5

10.0–0 0–0 11.d3 Nbd7 12.Nbd2 e5 13.Qb1 Re8 14.e3 Nh5 15.c4 f5 16.Qb3 Kh8 17.Ng5 c5 (better is 17...Bf8!? 18.cd5 Qb4 19.dc6 bc6 20.Qb4 Bb4+–) 18.Bd5+– Nhf6 19.Nf7 Kg8 20.Nd6 Nd5 21.Ne8 Nb4 22.Ng7 Kg7 23.Nf3 Qd6 24.d4 Nc6 25.de5 Nde5 (25...Qe7+–) 26.Ne5 Ne5 27.Qc3 Kf6 28.f4 (28.f4 Ke6 29.fe5+–) 1–0. Franco,Victor – Michalczak,Thomas, Ruhrgebiet–ch U20, 1993.

10.0–0 0–0 11.d3 Nbd7 12.Nbd2 e5 13.e4 Qc7 14.c4 de4 15.de4 Re8 16.Bc3+= Nf8 17.Qa1 N6d7 18.c5 b6 19.cb6 Nb6+= 20.Rc1 f6 21.Nb3 Be6+= 22.Na5 Nfd7 23.Bd2 c5 24.bc5 Nc5= 25.Bb4 Nbd7 26.Qc3 Bf8 27.Nd2 Qb6=+ 28.Rb1 ½–½. Smyslov,Vassily – Zuidema,C, Hamburg, 1965. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 Qb6 9.c3 d5)

10.0–0 0–0 11.d3 Nbd7 12.Nbd2 e5 13.e4 Re8 14.h3 Nh5 15.Kh2 Bh6 16.Qb3 Ndf6 17.c4 d4 18.c5 Qc7 19.Nc4 Be6 20.Qc2 Nd7 21.Bb2 Ra8 22.Bc1 Bc1 23.Rc1 f6 24.Nfd2 Ng7 25.Qb2 b6 26.cb6 Nb6 27.Na5 Na4 28.Qc2 Nc3 29.Nb1 c5 30.Nc3 cb4 31.Nd5 Qc2 32.Rc2 Ra5 33.Nb4 Ne8 34.Rc6 Kf7 35.Rb6 Ra7 36.h4 Rc7 37.Nc6 Bd7 38.Nb4 Bc8 39.Nd5 Rc2 40.f4 Bg4 41.Rb7 Kf8 42.Kg1 Be2 43.Rb8 Bd3 44.Nf6 Bb5 45.Nh7 Kg7 46.Rb5 Kh7 47.fe5 Nc7 48.Rb4 d3 49.Rd4 d2 50.Bf3 Nb5 51.Rd7 Kg8 52.e6 Kf8 53.h5 Nc3 54.h6 Rc1 55.Kh2 Rc2 56.Bd1 1–0. Hausrath – Roski, BL2W, 1994.

10.0–0 0–0 11.d3 Nh5 12.e4 e5 13.Nbd2 h6 14.Re1 de4 15.de4 Be6 16.Bf1 Rd8 17.Qb1 Na6 18.Nc4 Qc7 19.Ne3 Nb8 20.c4 Nd7 21.Bc3 Nhf6 22.c5 Nh7 23.Bc4 Bc4 24.Nc4 Ng5 25.Ng5 hg5 26.Qb2 f6 27.Qa2 Kh7 28.Nd6 Nf8 29.Qa7 Rd7 30.Ra1 Ne6 31.Qa2 Nf8 32.Qc4 b5 33.Qf1 Kg8 34.Ra8 Rd8 35.Ra6 Qd7 36.Rb6 Ra8 37.Rb7 Qg4 38.f3 Qe6 39.Rc7 Qb3 40.Qd3 Ra1 41.Kg2 Ra2 42.Kh3 Rc2 43.Rc6 g4 44.fg4 Ne6 0–1. Schettler (2190) – Brustman (2280), Komotini, 1993.

10.0–0 Nbd7 11.d3 e5 12.Nfd2 0–0 13.Qb3 Re8 14.e4 de4 15.de4 Nf8 16.c4 N6d7 17.c5 Qa7 18.Bc3 Ne6 19.Nc4 Nd4 20.Bd4 ed4 21.Nd6 Rf8 22.Bh3 b6 23.Nc8 Rc8 24.cb6 Qb7 25.Nd2 Re8 26.Nc4 Bf8? 27.Na5 Qc8 28.Rc1 Nc5 29.Bc8 Nb3 30.Rc6 (30.Rc6 Na5 31.ba5+–) 1–0. Bauza,Alejandro (2255) – Matonte,M, Estrada Memorial 1st, 1991.

10.d3 0–0 11.0–0 Re8 12.Nbd2 e5 13.e4 Nbd7 14.Qb1 Qc7 15.Re1 b6 16.b5 de4 17.bc6 Nc5 18.de4 Qc6 19.Nc4 Ncd7 20.Nfd2 Bh6 21.Ne3 Ba6 22.Qa2 Bd3 23.Nd5 Nc5 24.Nc4 Ncd7 25.Nb2+= Nd5 26.ed5 Qc3=+ 27.Nd3 Qd3 28.Qa4 Rd8?? 29.Qh4+– (29...f6 30.Qh6+–; 29.Be5 Ne5 30.Qh4 Re8–+) 1–0. Poley,V (2370) – Vukic,M (2495), ECC Qualifier Gp, 1998.

10.d3 Nbd7 11.Nbd2 0–0 12.0–0 Re8 13.Qb1 Ng4 14.h3 Nge5 15.Ne1 (15.Bb2 Nf3 16.Nf3 Nf6=) 15...Nf8 16.Kh2 h5 17.f4 Ned7 18.e4 de4 (18...Qe3!? 19.Nb3 e5=+) 19.de4= e5 20.f5 Nf6 21.Nc4 Qc7 22.Ne3 h4 23.gh4 Nh5 24.Bf3 Nf4 25.N1g2 gf5 26.Nf4 ef4 27.Nf5 Bf5 28.ef5 Nd7 29.Rg1 Ne5=+ 30.Qf1? Kh8?? 31.c4+= Rd8 32.Kh1+/– f6 33.Be4 Rd2? 34.Bc3 Ra2 35.Qf4 Qf7 36.Be5 fe5 37.Qf3 Qf6?? 38.Qh5 Qh6 39.Qe8 Bf8 40.Qe5 Bg7 41.Qe8 Bf8 42.Qf7 Bg7 43.Rg5 Ra1 44.Kg2 Ra2 1–0. Poley,V (2375) – Kristensen,JJ (2310), get2net Cup IM, Aars DEN, 1999.

5.a3 d5

6.Bg2 0–0

7.0–0 a5 8.Bc3 ab4 9.ab4 +=.

7.d3 a5 8.Nbd2 ab4 9.ab4 Ra1 10.Qa1 Na6 11.c3 Qd6 12.Qa5 Nd7 13.d4 e5 14.b5 cb5 15.de5 Ne5 16.Ne5 Be5 17.Qb5 Nc7 18.Qb3 Re8 19.0–0 b5 20.Ra1 Bg4 21.Nf3 Bg7 22.e3 Qc5 23.Nd4 Bd4 24.cd4 Qc4 25.Qc3 Bf5 26.Rc1 Qc3 27.Rc3 Rc8 28.Ba3 Kg7 29.Be7 Ra8 30.g4 Ra1 31.Bf1 Bg4 32.Kg2 Ra7 33.Bd6 Ne8 34.Bc5 Rb7 35.Ra3 Kf6 36.Ra6 Kg5 37.Ra5 Bd7 38.Kg3 Ng7 39.Be7 f6 40.h4 Kh6 41.Bf8 b4 42.Rd5 b3 43.Bd3 b2 44.Bb1 f5 45.Rd6 Bc8 46.Rc6 Bd7 47.Rc2 Ba4 48.Rd2 Rb3 49.d5 Be8 50.Rc2 Rb7 51.Ba3 Bf7 52.d6 Ne8 53.Kf4 Ra7 54.Rd2 Ra3 55.d7 Nc7 56.Rb2 Ra8 57.Ke5 Kg7 58.Rc2 Ne6 59.Rc8 Ra5 60.Kd6 Ra1 61.Bc2 Kf6 62.Bb3 Ra6 63.Rc6 Rc6 64.Kc6 Ke7 65.Ba4 Kd8 66.Kd6 Nf8 67.Bb5 Be6 68.f3 Bd7 69.Bd7 Nd7 70.e4 fe4 71.fe4 Nf6 72.e5 Ne4 73.Ke6 Ke8 74.Kd5 Ng3 75.Ke6 Nf5 0–1. Comet B50 – Fritz 6, 2003.

6.Bg2 a5

7.0–0 ab4 8.ab4 Ra1 9.Ba1 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 d5 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1).

7.d3 ab4 8.ab4 Ra1 9.Ba1 Na6 10.c3 Bf5 (10...0–0 11.0–0 Qd6 12.Nbd2 Bg4 13.h3 Bf3=) 11.0–0 (11.h3 0–0 12.0–0 h6 13.Nd4 Bd7=) 11...0–0 12.Nbd2 (12.Nd4 Bd7 13.Qd2 e5+=) 12...Re8 (12...Qd7 13.Qb3+= Bh3+=) 13.c4 (13.Qe1 e5=) 13...dc4 14.Nc4 Be6 (14...Nb4 15.Qb3 c5 16.Ng5+=) 15.Qb1 Nc7 16.Na5 Bc8 (16...Qc8 17.Be5=) 17.Rc1 Nb5 18.Be5 Nd7 (18...Bh6 19.Re1=) 19.Bg7+= Kg7 20.d4 (20.Qb2 e5=) 20...e5= 21.de5 Ne5 22.Ne5 Re5 23.e3 Qf6 24.Qc2 Re7 25.h3 h5 26.Rd1 Bf5 27.Qc5 h4 28.g4+= Be4 29.Nc4 Nc3= 30.Rf1 Bg2+= 31.Kg2 Ne4 32.Qa5? b5–+ 33.Nb6 Nd2 34.Nc8? Qf3 35.Kg1 Qh3 36.Qa1 Kh7 (36...Kh7 37.f4 Re3 38.Qe1 Qg4 39.Qg3 Rg3 40.Kf2 Ne4 41.Ke1 Re3#) 0–1. Akesson,Ralf (2440) – Trygstad,K (2295), 32nd Rilton Cup, Stockholm SWE, 2003.

6.Bg2 Bg47

7.0–0 0–0 8.d3 Qd6 9.c4 Nbd7 10.Nbd2 e5 11.h3 Be6 12.Ng5 a5 13.Ne6 Qe6 14.e4 dc4 15.dc4 Bh6 16.c5 Rfd8 17.Bc3 ab4 18.ab4 Ra1 19.Qa1 Bd2 20.Bd2 Nc5 21.Bg5 Nb3 22.Qa7 Rd7 23.f4 ef4 24.Qb8 Qe8 25.Qf4 Nh5 26.Qg4 Rd3 27.Rf3 Rf3 28.Bf3 Nd4 29.Kg2 Qe5 30.Qh4 Nf3 31.Kf3 f6 32.Be3 Qb5 33.Qg4 Qf1 34.Bf2 Qd1 35.Kg2 Qg4 36.hg4 Ng7 37.Be3 Ne6 38.Kf3 Kf7 39.Ke2 Ng5 40.e5 h6 41.ef6 Kf6 42.Bd4 Ke6 43.Bg7 Nf7 44.Ke3 Ne5 45.g5 hg5 46.Kd4 Ng4 47.Kc5 Ne3 48.Bh6 Nf5 49.Bg5 Ng3 50.Kb6 Ne4 51.Bh6 g5 52.Kb7 Kd5 53.Ka6 g4 54.Bf4 Nc3 55.Bb8 Nb5 56.Bg3 Nd6 57.Bf4 Nc4 58.Bg3 Ne3 59.b5 Nc4 60.bc6 Kc6 61.Bf4 Nd6 62.Ka5 Kc5 63.Be3 Kc4 64.Bf4 Nf5 65.Kb6 Nd4 66.Bg3 Kd5 67.Ka5 Kc5 68.Bf2 Kc4 69.Kb6 Kd5 70.Bg3 Nf5 71.Bf4 Nh4 72.Bg3 Ng2 73.Kb5 Ne3 74.Kb4 Nd1 75.Bc7 Kd4 76.Bb6 Ke4 77.Bc7 Nb2 78.Kc3 Nd3 79.Kd2 Nf4 80.Ke1 Nd5 81.Bd6 Ke3 82.Kf1 Kf3 83.Kg1 Nc3 84.Be5 Ne4 85.Bc7 Nf2 86.Bd6 Nd1 87.Bc7 Ne3 88.Be5 Nc2 89.Bd6 Ne1 90.Kf1 Nd3 91.Kg1 Nc1 92.Kf1 Nb3 93.Kg1 Na5 94.Bc7 Nc6 95.Kf1 Nd4 96.Kg1 Nb5 97.Be5 Na7 98.Kf1 Nc8 99.Bc7 Ne7 100.Kg1 Nf5 101.Be5 Ne3 102.Bc7 Nc4 103.Kf1 Nd2 104.Kg1 Ne4 105.Be5 Nc5 106.Bd6 Nd3 107.Kf1 Nc1 108.Bb8 Ne2 109.Be5 Ng3 110.Kg1 Nf5 ½–½. Fritz 6 – Fritz 5.32, 2003.

7.0–0 0–0 8.h3 Bf3 9.Bf3 a5 10.Nc3 Nbd7 11.Bg2 ab4 12.ab4 Qb6 13.Ba3 d4 14.Ne4 Ne4 15.Be4 Ra7 16.Qb1 Rfa8 17.Qb3 d3! 18.Qd3 Rd8 19.c3 Ne5 20.Qb1 Rd2 21.Re1 Qd8 22.Kg2 h6 23.b5 Ra5 24.bc6 bc6 25.Qb7 Rd7 26.Qb3 Rb5 27.Bb4 c5 28.f4 cb4 29.fe5 Qb6 30.Ra8 Rd8 31.Rea1 Ra8 32.Ra8 Bf8 33.Qc4 e6 34.Qc8 Qc5 35.Qc5 Rc5 36.cb4 Rb5 37.Kf3 Kg7 38.Bd3 Rb4 39.e3 h5 40.Rc8 h4 41.g4 Rb2 42.Rc7 g5 43.Ke4 Bb4 44.Rc4 Ba5 45.Rc8 Rb3 46.Kd4 Rb4 47.Kc5 Ra4=+ 48.Bc2 Ra3–+ 49.Kb5 Be1 50.Rc4 Bf2 51.Re4 Ra1 52.Ra4 Rh1 53.Kc6 Rh3 54.Be4 Re3 55.Bg2 Re5 56.Kd6 Kf6 57.Ra2 Bg3 58.Kc6 Re3 59.Ra1 Rc3 60.Kb5 Ke5 61.Ra5 Bf4 62.Kb4 Kd4 63.Ra7 Bd6 64.Kb5 f5 65.Rd7 Ke5 66.gf5 ef5 67.Rh7 Rc5 68.Kb6 Rc2 69.Bf1 Kd5 70.Rh5 Rb2 71.Ka5 Bf4 72.Bd3 Ke5 73.Ka4 Bd2 74.Ka3 Bc1 75.Ka4 Kf4 76.Rh7 Kg4 77.Re7 Rb8 78.Re1 Bf4 79.Rg1 Bg3 80.Rb1 Rd8 81.Be2 Kf4 82.Rf1 Ke4 83.Rd1 Rb8 84.Bd3 Ke5 85.Rf1 f4 86.Be2 h3 87.Rh1 h2 88.Rf1 Kd4 89.Bg4 Rb6 90.Ka5 Rb7 91.Rh1 Ke3 92.Ka6 Rb2 93.Be6 f3 94.Ra1 Kf4 95.Bd5 g4 96.Ka5 Re2 97.Rh1 Be1 98.Ka6 g3 99.Rf1 Bf2 100.Bf3 Kf3 101.Rh1 Kg2 102.Rd1 Re1 103.Re1 Be1 104.Kb5 Kf3 105.Kc4 g2 106.Kb3 g1Q 107.Kc4 Qb6 108.Kd5 h1Q 109.Kc4 Qf1 110.Kd5 Qfb5 0–1. COMP – COMP, 2002.

5.c4 a5

6.a3 0–0 7.Bg2 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.Qa4 Ne4 11.d4 Na6 12.Nc3 Nc3 13.Bc3 d6 14.0–0 Be6 15.c5 Qc7 16.Ra1 dc5 17.bc5 Nc5 18.dc5 Bc3 19.Rb1 Rd8 20.Ng5 Qe5 21.Ne6 Qe6 22.Bf3 (22.Rb7? Qe2 23.Rb1 Be1–+) ½–½. Muhammad,Izz Saifuddin – Chua Zheng Yuan,Terry (2000), Asian Schools, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 a5)

6.b5 a4 7.Bg2 cb5 8.cb5 Qb6 9.Na3 Ne4 10.d4 d5 11.0–0 0–0 12.Ne1 Nd6 13.Rb1 Bf5 (worse is 13...Nb5 14.Ba1 (worse is 14.Bd5 Rd8 15.Qc2 Nc6 16.Bc6 Qc6+=) 14...Ra5 A) 15.Bd5?! Qd8 (worse is 15...Bd4 16.Nc4 Qc5 17.Na5 Qd5 18.Nf3+/–) 16.Nc4 Qd5 17.Na5 Nd6 18.Qa4 Bh3=; B) 15.Qd3+/–) 14.Nec2 e6 (worse is 14...Nb5 15.Bd5 e6 16.Bg2+=) 15.Bc3 Nd7 16.Bb4 Rfc8 17.Bd6 Qd6 18.Qd2 Nb6 19.f3 e5 (19...Nc4 20.Nc4 Rc4–/+ (worse is 20...dc4 21.e4+/–)) 20.e4= Be6 21.de5 (better is 21.f4!? de4 22.fe5 Be5 23.Be4+=) 21...Qc5–/+ 22.Kh1 de4 23.f4 Ba2 24.Rbc1 Nc4 25.Nc4 Bc4 (worse is 25...Qc4 26.Nb4 e3 27.Rc4 ed2 28.Rc8 Rc8 29.Na2+=) 26.Nd4 (26.Rfd1 Qe7–/+) 26...Bf1 (26...f6 27.Bh3 f5 28.Rfd1–+) 27.Rc5–/+ Bg2 (worse is 27...Rc5 28.Bf1 a3 29.Nb3+=) 28.Qg2 Rc5 29.Qe4 Rd8 30.Qe3 (30.Nf3 a3 31.Qa4 Bf8–+) 30...Rc4 (better is 30...Rcd5!? 31.Nf3 Rb5–+) 31.Nf3–/+ Rc2 32.Nd4 Rb2 33.Qc3 a3! 34.Qa3 Rb1 35.Kg2 Rd4 36.Qa8 Bf8 37.Qb7 Rd2 38.Kh3 Rbb2 39.Kg4 Rh2 40.e6 fe6 41.Qd7 Rhe2 42.Kg5 Rbd2 43.Qe8 Rd5 44.Kg4 Rd6 45.Kg5 Rb2 46.Kf6 e5 47.Kg5 ef4 48.gf4 Rb6 49.Kg4 R2b5 0–1. Sobay,Kahraman – Benidze,Davit, Gebze TUR, 4th Open, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 c6 5.g3 a5)

6.a3 ab4

7.ab4 Ra1

8.Ba1 Na6 9.Qb3 d6 10.d3 Be6 11.Nbd2 0–0 12.Bg2 Qb6 13.Bc3 d5 14.0–0 dc4 15.Nc4 Qc7 16.Ng5 Bd5 17.e4 Bc4 18.Qc4 Nd7 19.Bg7 Kg7 20.b5 cb5 21.Qb5 Rb8 22.d4 Nf6 (22...Qd6!? 23.Rd1 f6+=) 23.e5+/– Nd7 24.e6 f6? (better is 24...Nf8 25.ef7 h6+/–) 25.ed7+– (25.Qd7?! fg5 26.Rb1 Rd8 27.Qc7 Nc7 28.Rb7 Ne6+–) 25...fg5 26.Qe5?? (better is 26.Re1 Rd8 27.Re7 Kf6 28.Rh7+–) 26...Qe5+/– 27.de5 Nc5 28.Rc1 Nd7+= 29.Rc7 Ne5= 30.Re7 Kf6 31.Rh7 b5+= 32.Bd5 g4 33.h4 b4 34.h5? gh5 35.Rh6 Kg5 36.Re6 Nf3 37.Kg2 b3 38.Be4 h4 39.gh4 Nh4 40.Kg3 b2 41.Re5 Kf6 42.Rh5 Ng6 43.Rh6–/+ b1Q?? 44.Rg6+/– Kf7 45.Bb1 Rb1 46.Rg4 Kf6 47.Ra4 Rb3 48.Kf4 Rb6 49.f3 Rd6 50.Ra5 Re6 51.Kg4 Re1 52.Rh5 Rg1 53.Kf4 Rg6 54.Ra5 Rg1 55.Ra6+– Kf7 56.Kf5 Rb1 57.Ra7 Kf8 58.f4 Rb6 59.Kg5 Rb1 60.f5 Rg1 61.Kf6 Ke8 62.Ra8 Kd7 63.Kf7 Rf1 64.f6 Rf3 65.Kg7 Ke6 66.Ra6 Ke5 67.f7 Rg3 68.Rg6 Ra3 69.f8Q Ra7 70.Kh6 Kd5 71.Qd6 Kc4 72.Rg4 Kb5 73.Rb4 Ka5 74.Qb6 1–0. gentelmenjoe (1880) – kiepdondau (1865), kurnik, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 a5 6.a3 ab4)

8.Ba1 Na6 9.b5 cb5 10.cb5 Nc5 11.d4 Nfe4 12.e3 Qa5 13.Nbd2 d6 14.dc5 (14.Be2 Bh3 15.dc5 Ba1 16.cd6 Nd6–/+) 14...Ba1 15.Bd3 (15.cd6 Bc3 16.Bd3 Nd6–/+) 15...Nc5–/+ 16.0–0 Bg7 17.Nb3 Nb3 18.Qb3 0–0 19.Rc1 Be6 20.Bc4 Rc8 21.Be6? (better is 21.Rc2 d5! 22.Bd3 Rc2 23.Bc2–+) 21...Rc1–+ 22.Kg2 Qc3?? 23.Bf7 Kf8 24.Qd5–/+ Bh6 25.Nd4 Qe1–+ 26.Kh3? Qf2 27.Be6 Be3 28.Nf3 Rf1 29.Nh4 Qf6 0–1. De Visser,Arno – Hajee, NBC, 1968.

8.Ba1 Qb6 9.Qa4 Na6 10.Bc3 0–0 11.Qa5 Qa5 12.ba5 d5 13.Bg2 Bf5 14.0–0 Ne4 15.Bg7 Kg7 16.d3 Nd6 17.cd5 cd5 18.Nc3 Nc7 19.Nd4 Be6 20.Ne6 fe6 21.e4 Ra8 22.ed5 ed5 23.Nd5 Nd5 24.Bd5 Ra5 25.Bb3 Rb5 26.Bc4 Rb4 27.Re1 Nc4 28.dc4 Kf6 29.Re4 g5 30.f3 e5 31.h4 h6 32.hg5 hg5 33.Kg2 Rb2 34.Kf1 Kf5 35.Re2 Rb1 36.Kf2 Rb4 37.Re4 b6 38.Ke3 Rb2 39.Kd3 Rb3 40.Ke2 Rc3 41.Kf2 Rc2 42.Ke3 Rg2 43.Rg4 Rg1 44.Kf2 Rh1 45.Ke3 Rh5 46.c5 Rh6 47.Rc4 Rc6 48.Kd3 Rc5 49.Rb4 b5 50.Kd2 Ke6 51.Rg4 Rd5 52.Kc3 Kf5 53.Rb4 Kf6 54.Kc2 Kg6 55.Rb3 Kh6 56.Rb1 Kh5 57.Rb4 Kg6 58.Rb3 Kf6 59.Rb4 Kf5 60.Kc3 Rd1 61.g4 Ke6 62.Rb5 Rf1 63.Rb6 Ke7 64.Rb7 Kd6 65.Rb6 Kd7 66.Kd3 ½–½. Trabert – Chevallier, Val–Thorens 1989. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.Bb2 Bg7 5.c4 a5 6.a3 ab4)

8.Ba1 Qb6 9.Qb3 Na6 =+.

8.Ba1 Qb6 9.Bc3 Ne4 –+.

6.ba5 Qa5

7.Bg2 0–0 8.0–0 d6 9.d3 Nbd7 10.Qc2 Nc5 11.Nc3 Na4 12.Na4 Qa4 13.Rfc1 Bd7 14.Bc3 Rfd8 15.Nd4 Qc2 16.Nc2 Ne8 17.Bg7 Kg7 18.Ne3 Ra7 19.Nd1 Nc7 20.Nc3 Ne6 21.Rab1 Rda8 22.f4 Bc8 23.Kf2 Ra3 24.Rb2 Nc5 25.Rcc2 h6 26.h4 f5 27.d4 Na4 28.Na4 R8a4 29.Bf1 Kf6 ½–½. Dizdar – Ftacnik, Trentanske Teplice 1985. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 a5 6.ba5 Qa5)

7.Bg2 0–0 8.0–0 d6 9.d3 Qh5 10.Nbd2 Bh3 11.Qc2 Nbd7 12.a4 h6 ½–½. Soppe – Zarnicki, Saenz Pena City 1996.

7.Bg2 0–0 8.0–0 Qh5 9.d3 d5 10.Nbd2 Bh3 11.Qc2 Nbd7 12.e4 de4 13.Ne4 Ne4 14.Bg7 Kg7 15.de4 Nc5 16.Bh3 Qh3 17.Ng5 Qg4 18.f4 f6 19.Nf3 Ra3 20.Kg2 Ne6 21.Qc1 Rfa8 22.Rf2 Nc5 23.h3 Qe6 24.Re2 Nb3 25.ab3 Ra1 26.Qe3 R8a2 27.g4 Qd6 28.Ra2 Ra2 29.Kg3 e5 30.fe5 fe5 31.Qc3 Qf6 32.Qe5 Qe5 33.Ne5 Ra3 34.Kf4 Rb3 35.h4 Rc3 36.g5 b5 37.Nc6 Rc4 38.Na5 Rc3 39.Ke5 b4 40.Kd4 Kf7 0–1. Ch Schmitt – L Vogt, Baden Baden 1993.

7.Bg2 Na6 8.0–0 Nc5 9.d4 Na4 10.Bc1 0–0 11.Qc2 d5 12.cd5 Nd5 13.Bd2 Qa6 14.e4 Nc7 15.Nc3 Nc3 16.Bc3 Nb5 17.Bb2 Qa4 18.Qc5 Re8 19.Rfc1 Be6 20.Bf1 Nd6 (20...Ba2 21.Bc4 b6 22.Qb6+/–) 21.Bd3 Ba2 22.e5 Qb3 23.ed6 Qd3 (23...Qb2 24.d7 Red8 25.Qe7–/+) 24.d7 Rf8 (better is 24...Red8!? 25.Rc3 Qe2–+) 25.Rc3= Qe2 26.Ba3 Bd5 27.Re1 Qa2 (worse is 27...Bf3 28.Re2 Be2 29.Qe7+–) 28.Qe7 Bf3 29.Rf3 Qd5 30.Rd3 (30.Qe8 A) 30...Rfe8?? 31.de8Q (worse is 31.Re8 Bf8 32.Ra8 Qd7+–) 31...Re8 32.Re8 Bf8 33.Bf8+–; B) 30...Rae8 31.de8Q Qf3 32.Bf8 Bf8+–) 30...Qf5 (30...h6 31.Bc5=) 31.Rd2 (31.Qe8 Rae8 32.de8Q Qd3 33.Bf8 Bf8 34.Qd8+/–) 31...Bf6 32.Qe8?? (better is 32.Qe3 Ra3 33.Qa3 Qd7 34.d5+/–) 32...Ra3–+ (32...Rfe8?? 33.de8Q Re8 34.Re8 Kg7 35.Bf8 Kg8 36.Bh6; 32...Rae8?? 33.de8Q Bg7 34.Bf8 Bf8 35.Rb2+–) 33.Rde2 Kg7 34.Re7 Be7 35.Re7 Ra8 0–1. Gulinina,Nadezhda (1915) – Eryshkanova,Anastasiya (2035), RUS–chT Clubs U18, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 c6 5.g3 a5 6.ba5 Qa5)

7.Bg2 Na6 8.Qc2 Nc5 (8...d5 9.Bc3 Qc5 10.cd5+=) 9.Nc3 (9.0–0 d6=) 9...Qb4 (9...d6 10.0–0+=) 10.d3 (10.d4 Ne6 11.Qb3 Qb3 12.ab3 Ra1 13.Ba1 d5=) 10...Na4 (10...d5!? 11.a3 Qa5+=) 11.Qb3= Qa5 12.Qa4 Qa4 13.Na4 Ra4 14.0–0 0–0 15.Rfb1 d6 16.Ne1 e5 17.Nc2 Nd7 18.Bc3 Nc5 19.Rb4 Ra7 20.a4 Bg4 21.f3 Be6 22.a5 Rfa8 23.Rb2 e4 24.Bg7 ed3 25.Nb4 (25.ed3!? Nd3 26.Bf1 Nb2 27.Bb2 Ra5 28.Ra5 Ra5 29.Bf6+=) 25...Kg7–/+ 26.Nd3 Bc4 27.Nc5 dc5 28.Rc1 Bb5 29.Rc5 Ra5 30.f4 Ra2 31.Rb1? (better is 31.Rcc2!? Rb2 32.Rb2–/+) 31...Re2 32.Bf1 Rd2 33.Bb5 cb5 34.Rcb5 Raa2 35.h4 Rg2 36.Kf1 Rh2 37.Kg1 Rag2 38.Kf1 Rg3 39.h5 Rh4 40.Kf2 Rgg4 41.hg6 Rf4 42.Kg3 hg6 43.Rb7 Rhg4 44.Kh3 Rg5 45.Rb8 Rf3 46.Kh4?? Rg2 47.R1b5 0–1. Hoffmann,Max (2060) – Djukic,Nikola (2550), Skopje MKD, 4th Karpos Open, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 c6 5.g3 a5 6.ba5 Qa5)

6.b5 0–0

7.Qa4 d5 8.cd5 cb5 9.Qb5 Na6 10.Nc3 Nb4 11.Rc1 Nfd5 12.Nd5 Bb2 13.Rb1 Ba3 14.Nb6 Bf5 15.Rb4 Bb4 16.Na8 Qc8 17.e4 Be4 18.Nb6 Qe6 19.Qe2 Bf3 20.Qe6 fe6 21.Rg1 Rd8 22.Be2 Be2 23.Ke2 Rd2 24.Ke3 Ra2 25.Nd7 b5 26.Rb1 Bd2 27.Kd3 b4 28.Nc5 Bc3 29.Ne4 Bf6 30.h4 Kf7 31.Kc4 h6 32.Rb3 Ra3 33.Ra3 ba3 34.Kb3 Bb2 35.f3 e5 36.Nc5 Kf6 37.Ka2 Kf5 38.Nd3 Ke6 39.Nf2 Kd5 40.Ng4 h5 41.Nf2 Kd4 42.Ne4 Ke3 43.Ng5 a4 44.Kb1 Kf2 45.g4 e4 46.Ne4 Kf3 47.gh5 Ke4 48.hg6 Kf5 0–1. Fritz 8 – Crafty 19.01, 2003.

7.Bg2 cb5 8.cb5 d5 9.0–0 Re8 10.a4 Bf5 11.Nd4 Be4 12.f3 Bb1 13.Qb1 e5 14.Nb3 Nbd7 15.d4 ed4 16.Nd4 Nb6 17.Qd3 Nfd7 18.Bc3 Nc5 19.Qd1 Qc7 20.Rc1 Nc4 21.Re1 Qb6 22.Kh1 Ne3 23.Qd2 Na4 24.Ba1 Nc5 25.Bh3 a4 26.Qb4 Bf8 27.Qc3 Qf6 28.Qb2 Nb3 29.Nb3 Qb2 30.Bb2 ab3 31.Bd4 Nc2 0–1. Brooks – Glew, IECC 1998.

7.Bg2 d5 8.bc6 Nc6 9.cd5 Qd5 10.Nc3 Qh5 11.h3 Be6 12.Rb1 Rfd8 13.g4 Qc5 14.Rg1 b5 15.g5 Nh5 16.Ne4 Qf5 17.Bg7 Ba2 18.Nh4 Qf4 19.Rb5 Qh4 20.Nc3 Bc4 21.Bc6 Bb5 22.Ba8 Ra8 23.Be5 Bc6 24.d4 Qh3 25.d5 Be8 26.d6 ed6 27.Qd6 Qc8 28.Rh1 a4 29.Rh5 Ra6 30.Rh7 Kh7 31.Qf8 f6 32.gf6 1–0. Fritz 5.32 – Crafty 19.01, 2003.

6.b5 cb5

7.cb5 0–0 8.a4 d5 9.Bg2 Bg4 10.Ne5 Nbd7 (10...Bf5 11.0–0+=) 11.0–0 (11.Ng4!? Ng4 12.d4=) 11...Ne5+= 12.Be5 Qd7 13.Re1 Rfd8 14.d3 Bh3 (14...Qe6 15.Bd4+=) 15.Nd2= Rac8 16.Nb3 (16.Nf3 Bg2 17.Kg2 Bh6=) 16...Qf5+= 17.Bd4 Bg2 18.Kg2 e5 19.Bb6 Rd6 20.Ba5 Ng4 21.Rf1 Rf6 22.Qe1 e4 23.h3 Ne5 24.d4 Nf3 (better is 24...Nc4=) 25.ef3?? (better is 25.Qd1 Ng5 26.g4+=) 25...Qf3–/+ 26.Kg1 Qb3 27.Rc1 (27.Qe3 Rf3 28.Qb3 Rb3–/+) 27...Re8 (27...Ra8!?–+) 28.Qd1–/+ Qa3 29.Rc3 Qd6 30.Bc7 (30.Qb3 Qe6 31.Kg2 h5–/+) 30...Qb4 31.Rc5 Rf5 (31...Rf3 32.Rd5 Rd3–+) 32.Rc2? (better is 32.Bd6 Qd4 33.g4+=) 32...Qa4–+ 33.g4 Rf3 34.Kg2 (34.Rc5 Qa8–+) 34...Qb5 (34...Bd4?! 35.Rd2 Qc4 36.Rd4 Qc7 37.Rd5–+) 35.Rc5 (35.Re1 Rc8–+) 35...Qd7 36.Bg3 Rd3 37.Qb1 (37.Qc2 Bd4 38.Rc7 Qe6–+) 37...Bd4 38.Rc7 (38.Qb5 Rd8 39.Qd7 Rd7 40.Rc2–+) 38...Rg3! (38...Rg3 39.fg3 Qc7–+) 0–1. Sobay,Kahraman (2110) – Agdelen,Huseyin Can (1850), Turkish Cup, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 c6 5.g3 a5)

7.cb5 0–0 8.a4 d6 9.Bg2 Nbd7 10.0–0 Nc5 11.d3 Bg4 12.Nbd2 Rc8 13.Nc4 d5 14.Ncd2 Nfd7 15.Bg7 Kg7 16.Nb3 Bf3 17.Bf3 e6 18.Bg2 Nb3 19.Qb3 Qg5 20.e3 Rc5 21.Rac1 Rfc8 22.Rc5 Rc5 23.Qa3 Qd8 24.d4 Rc4 25.Rc1 Rb4 26.Bf3 Nb6 27.Bd1 Nc4 28.Qc3 Qf6 29.Kg2 h5 30.Bb3 Nd6 31.f3 g5 32.Rf1 Nf5 33.Rf2 Qg6 34.Bc2 Rc4 35.Bf5 Rc3 36.Bg6 Kg6 37.Re2 Ra3 38.Rc2 Re3 39.Rc7 Rd3 40.Rb7 Rd4 41.Rb8 Ra4 42.b6 Ra2 43.Kf1 Rb2 44.b7 Kf6 45.h4 gh4 0–1. Michalek – Vogt, 1993.

7.cb5 0–0 8.Nc3 Ne4 9.Rc1 d5!? =.

7.cb5 0–0 8.Bg2 d5 9.a4 Nbd7 10.0–0 Re8 11.d3 e5 12.Nbd2 b6 13.Rc1 Bb7 14.Rc2 Rc8 ½–½. Salter,David A – Gonzalez Freixas,Alberto, EU/MSM/VI/1–04, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 a5 6.b5 cb5)

6.b5 d5

7.Na3 0–0 8.Bg2 Qb6 9.0–0 Bf5 (9...dc4 10.Bd4 c5 11.Bc3=) 10.d3 Nbd7 11.Rb1 Qc7 12.Nd4 Bg4 13.h3 Be6 14.Qe1 c5 15.Ne6 fe6 16.Bc3 d4 (16...a4 17.Bf6 Nf6 18.e4=) 17.Bb2 (17.b6 Nb6 18.Ba5 Nfd7+/–) 17...Nh5 (17...e5 18.Bc1+=) 18.g4 (better is 18.e3!? e5 19.Qe2+=) 18…Nf4+= ½–½. Neubert – Baumann, corr, 1976.

7.bc6 bc6 8.Bg2 0–0 9.0–0 Nbd7 10.Qc2 Ba6 11.Na3 (11.d3 Rb8=) 11...Qb8 (11...Ne4 12.Bg7 Kg7 13.Rab1+=) 12.Rab1 Qd6 13.d3 Covers e4 13...Rfe8 14.Rfd1 e5 15.Rbc1 (15.cd5 cd5 16.Ng5 Reb8=) 15...Bh6 (15...Rab8 16.Nd2=) 16.Nd2 (16.Rb1 Rad8=) 16...Qe6 (16...Rab8 17.Rb1=) 17.e3 (17.Qa4 Nb6 18.Qb3 Rab8=) 17...Bf8 18.Nab1 h5 (18...Rab8 19.Nc3=) 19.h4 (19.cd5 cd5 20.Nc3 Rec8+=) 19...Ng4 (19...Rec8 20.Nf3=) 20.Nc3 Nb6 21.Nf3 dc4 (21...Rec8 22.Ng5 Qf5 23.a3=) 22.d4 Qc8 (22...Nd7!?=) 23.Ne5+/– Ne5 24.de5 Qc7 25.Ne4 Bg7 26.Nd6 Re5 27.Be5 Be5 28.Ne4 Nd5 (better is 28...Bc8!?+= must definitely be considered) 29.Nc5+/– Nb4? (better is 29...Nc3 30.Rd7 Qb6 31.Na6 Qa6+/–) 30.Na6+– Ra6 31.Qc4 (31.Qc4 Rb6 32.a3+–) 1–0. Haub,Thorsten Michael (2370) – Bravo Lutz,Sebastian, Bad Zwesten op 5th, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 a5 6.b5 d5)

7.bc6 bc6 8.Na3 0–0 9.Bg2 Bg4! 10.0–0 Bf3 11.Bf3 Nbd7 12.cd5 cd5 13.Nb5 Rb8 14.a4 Nb6 15.Rb1 (15.Rc1 Rb7) 15...Qd7 16.Bc3 Rfc8! 17.d3 (17.Ba5 Na4! 18.Qa4 Rc5 19.Nc3 Rb1 20.Rb1 Qa4 21.Na4 Ra5=) 17...Rb7 18.Bd2 Na4! 19.Qa4 Rcb8 20.Qf4!? e5!! (20...Rb5? 21.Qb8!+–) 21.Qe5 Ne4 22.Qf4 Nd2 23.Qd2 Rb5 24.Rb5 Rb5 25.d4 a4 26.e3 a3 27.Kg2 (27.Qa2 Qf5!=) 27...Qa7 28.Ra1 Bf8 29.Qa2 Qa5! 30.Rd1 Kg7 31.Rd2! ½–½. D Bronstein – Tatai, Las Palmas 1972.

7.cd5 cb5! 8.e4 0–0 unclear.

7.e3 0–0 8.a4 Bg4 9.Bg2? (9.h3 Be6=) 9...Nbd7 (better is 9...dc4!? 10.Qc2 Qd5–/+) 10.d3 Qc7 11.Nbd2 e5 12.Qb3? (12.cd5 Nd5 13.0–0 cb5 14.ab5 Nb4=) 12...Nc5 (better is 12...e4!? 13.de4 de4–/+) 13.Qa3+= Nd3 14.Qd3 e4 15.Qc2 (15.Qe2!?=) 15...ef3–/+ (worse is 15...Bf3 16.Bf3 ef3 17.cd5 Nd5 18.Bg7 Kg7 19.bc6 Qc6 20.Qc6 bc6 21.Nf3+=) 16.Nf3 Bf5 17.Qc1= dc4 18.Qc4 Be6 19.Qc5 Nd7 20.Qc2 Bb2 21.Qb2 Bd5 22.0–0 c5 23.Rac1 b6 24.Rfd1 Bb7 25.Rc2 Rad8 26.Rcd2 Nb8 27.Qf6 Rd2 28.Rd2 Re8 29.Qh4 Nd7+= 30.Qh6 Nf6= 31.h4 Qe7 32.Qg5 Ne4 33.Qe7 Re7 34.Rd8 Kg7+= 35.Ng5 Ng5 36.hg5= Bg2 37.Kg2 h6 38.Rd6 Re6 39.Rc6 hg5–/+ 40.f4 gf4 41.gf4? Kf6–+ 42.Kf3? Rc6 43.bc6 Ke6 44.c7 Kd7 45.Ke4 f6 46.Kd5 Kc7 47.Ke6 c4 48.Kf6 c3 0–1. gbsr (2165) – algernon (2155), net–chess.com, 2003.

5.c4 Qb6

6.a3 a5 7.c5 Qc7 8.Bh3 ab4 9.ab4 Ra1 10.Ba1 d6 11.Bc8 Qc8 12.Bf6 Bf6 13.0–0 h5 14.d4 h4 15.e4 hg3 16.fg3 Qg4 17.Nc3 Bh4 18.Nh4+/– Qd1? 19.Rd1+– Rh4 20.gh4 Na6 21.b5 Nb4 22.cd6 ed6 23.bc6 bc6 24.d5 c5 25.Nb5 Ke7 26.Ra1 f5 27.ef5 gf5 28.Re1 Kf6 29.Re6 Kg7 30.Rd6 Nd3 31.Kg2 Nf4 32.Kf3 Nd3 33.Re6 Nb4 34.d6 Nc6 35.d7 c4 36.Rc6 (36...Kf7 37.d8Q Kg7 38.Qe7 Kh8 39.Rc8) 1–0. orane (2165) – OPAS, Caissa.com, 2004.

6.a3 d5 7.Bd4 Qd8 8.cd5 cd5 9.b5 =.

6.a3 d6 7.Bg2 e5 8.0–0 0–0 9.Qc2 a5 10.c5+= Qd8 11.cd6 e4 12.Ng5 Qd6 13.Ne4 Ne4= 14.Be4 ab4 15.Bg7 Kg7 16.Qb2 f6 (16...Kg8=) 17.a4 (17.ab4!? Ra1 18.Qa1 Qb4 19.Nc3+=) 17...Re8 18.d3 Bh3 19.Rc1 Na6 (19...Qe5 20.Rc2+=) 20.Qc2 (20.Nd2 Be6+=) 20...Rad8 (20...Be6 21.Nd2=) 21.Nd2 f5 22.Nc4 Qf6 23.Bg2 Bg2 24.Kg2 f4 25.Na5 Rd7–/+ 26.Ra2 Qe5 27.Qb2 fg3 28.hg3 Kf7 29.Qe5 Re5 30.Nc4 Re6 31.Rb2 Rde7 32.e3 Kg7 33.Nd2 Re5 34.Nc4 R5e6 35.Rd1 Rd7 36.d4 Re8 37.Rbd2 Red8 38.e4+= b3 39.Nb6 Re7 40.f3 Nb4? 41.Rb2 Nc2+= 42.Rb3 Rd4 43.Rd4 Nd4 44.Rd3 c5 45.a5 Rc7 46.Na4 Ne6 47.f4 Kf6 48.Nb6 Kf7 49.Kf2 Nd4+= 50.Na4 Ne6 51.Ke3+/– Nd4 52.Rc3+– Ne6 53.f5 gf5+/– 54.ef5 Ng7 55.Rc5 Rc5 56.Nc5 Nf5 57.Kf4 Nd6 58.Nb7?? Nc8?? 59.Kg5 Ke7 60.Kh6 Kd7 61.Kh7 Kc6 62.Nd8 Kb5 63.g4 Ka5 64.g5 Ne7 65.Kg7 Kb6 66.Kf6 Nd5 67.Ke5 Ne7 68.Ke6 Ng6 69.Kf6 Nh4 70.Ne6 Kc6 71.Ng7?? Kd7?? 72.Nf5+– Ng2 73.Ng3 Nf4 74.Kf5 Ne6 75.g6 Ke7 76.Nh5?? Nd4 77.Kg5 Ne6 78.Kh6 Kf8 79.Ng3 Ng7? 80.Kh7+– Ne6 81.Ne4 Ke7 82.Kh8 Kf8 83.Ng5!! Ng7 84.Nh7 (84.Nh7 Ke7 85.Kg7+–) 1–0. Alvarez,Miguel – Martinez Fernandez,Silverio J, Cto. de Almeria Absoluto, Nijar, Espana, 2002.

6.Qb3 0–0 7.Bd4 Qc7 8.Na3 d6 9.Bg2 h6 10.Rc1 e5 11.Bb2 Be6 12.0–0 Nbd7 13.Qd1 Nh5 14.Rc2 f5 15.Qa1 g5 16.d4 e4 17.Nd2 d5 18.cd5 Bd5 19.Nac4 Rae8 20.Ne3 Qb8 21.Ndc4 f4 22.Ng4 Re6 23.Bh3 Re7 24.Nge5 Ne5 25.Ne5 Be5 26.de5 Ng7 27.Bc3 Ne6 28.Qc1 Qe8 29.Rd1 Qh5 30.Bf1 e3 31.f3 g4 32.b5 Rg7 33.Be1 gf3 34.ef3 Bf3 35.Bc4 Re8 36.Rd6 Rg6 37.Qb2 fg3 38.Be6 Rge6 39.Bg3 e2 40.Qb3 Qg4 41.Kf2 Bd5 42.Rd5 Rf8 43.Ke1 Rf1 44.Kd2 Rd1 45.Kc3 Rd5 46.Rc1 Qd4 47.Kc2 Qd2 48.Kb1 Rb5 0–1. Lapenna – Scholz, Seattle 1994.

6.Qb3 d6 7.Bg2 Be6 8.0–0 Nbd7 9.Ng5 Bf5?? (better is 9...a5 10.Ne6 fe6+=) 10.c5+– dc5 11.Qf7 (11.Qf7 Kd8 12.Qg7+–) 1–0. Fritz11 – jumbo, casual, 2013.

6.Qb3 a5

7.a3 ab4 8.ab4 Ra1 9.Ba1 d6 10.Nc3 0–0 11.Bg2 Na6 12.b5 Nc5 13.Qc2 Bf5 14.d3 Ra8 15.Bb2 e5 16.0–0 e4 17.de4 Nfe4 (worse is 17...Be4 18.Ne4 Nfe4 19.Bg7 Kg7 20.Nd4+=) 18.Ne4 Be4 (worse is 18...Ne4 19.Bg7 Nf6 20.Qd2 Kg7 21.bc6+/–) 19.Qd2? (better is 19.Qc1+=) 19...Ra2–+ (19...Ra2 20.Ng5 Bg2 (worse is 20...Bb2 21.Ne4 Ne4 22.Be4+=) 21.Qd6 Bb2+/–; 19...cb5?! 20.Bg7 Kg7 21.cb5=) 0–1. algernon (2245) – jvanmechelen (2545), net–chess.com, 2010.

7.ba5 Qa5 8.Bg2 Na6 9.Bc3 Qd8 10.a4 Nc5 11.Qc2 d5 12.cd5 cd5 13.0–0 b6 14.Be5 0–0 15.d3 Bg4 16.Nbd2 Qc8 17.Rfc1 Na4 18.Qb3 Qa6 19.Qb4 Bf3 20.Nf3 Rfe8 21.Nd4 Qa5 22.Qb3 e6 23.Nb5 Qd2 24.Nc7 Nc5 25.Qb5 Ra1 26.Ra1 Rf8 27.Bf3 Nfd7 28.Bg7 Kg7 29.Ra7 d4 30.Bg4 Qg5 31.Be6 fe6 32.Ne6 Ne6 33.Qd7 Kf6 34.f4 Qh5 35.Qe7 Kf5 36.Rd7 Qe2 37.Rd5 Kg4 38.Rg5 Kf3 39.Qb7 Ke3 40.Re5 Kd3 41.Qa6 1–0. S Webb – Maeder, Groningen juniors 1969.

6.Qb3 Na6

7.a3 d6 8.Bg2 0–0 9.0–0 Bg4 10.h3 Bf3 11.Bf3 Nc7 12.Qc2 Ne6 13.e3 a5 14.ba5 Ra5 15.d4 c5 16.d5 Ng5 17.Bg2 h6 18.Nd2 Rfa8 19.Rab1 Qc7 20.f4 Ngh7 21.Kh2 Ne8 22.Bg7 Ng7 23.Rb3 Nf8 24.Qb2+= h5 25.Nb1 Rb8 26.Nc3 Qd7 27.e4 f5 28.h4 fe4 29.Bh3 Nf5 30.Ne4 Ra4 31.Nd2 Nh7 32.Re1 Nf6 33.Re6 Kf7 34.Rbe3 Ng4 35.Bg4 hg4 36.Ne4 Nd4 37.Ng5 Kf8 38.Qb1 Nf5 39.Rg6 Ne3 40.Rg8!! (40.Rg8 Kg8 41.Qh7 Kf8 42.Qh8) 1–0. Levitt,M (2255) – Goosen,Anton, South African Open, Cape Town RSA, 2007.

7.Bc3 d6 8.d4 Ne4 9.c5 dc5 10.bc5 Qb3 11.ab3 Nac5 12.b4 Nc3 13.bc5 Ne4 14.Ra4 Bf5 15.Nfd2 0–0–0 16.e3 Kb8 17.Bc4 e5 18.Ne4 Be4 19.0–0 ed4 20.Nd2 Bd3 21.Bd3 de3 22.fe3 Rd3 23.Rf7 Rd2 24.Rg7 Rb2 25.Rd4 a5 26.Re7 Rb5 27.Re5 Kc8 28.Kg2 Rd8 29.Rh4 Rb2 30.Kf3 Rf8 31.Ke4 Rb4 32.Kd3 Rh4 33.gh4 Rf5 34.Re7 Rc5 35.Rh7 Rh5 36.Rg7 Rh4 37.Rg6 Rh2 38.Rg7 a4 39.Rg8 Kc7 40.Ra8 b5 41.Kd4 Kb6 42.e4 c5 43.Kd3 Rh3 44.Kc2 Re3 45.Re8 b4 46.e5 Kc6 47.Kd2 Rc3 48.Ra8 Kd5 49.Re8 a3 50.e6 Kd6 0–1. Michalek – Rudolf, GER–chJ 1991.

5.c4 d5

6.Na3 0–0 7.Bg2 Bg4 8.0–0 Nbd7 9.Rc1 a5 10.b5 a4 11.d3 e5 12.h3 Bf3 13.Bf3 Qb6 14.cd5 Nd5 15.bc6 bc6 16.Nc4 Qa6 17.Ba3 Rfb8 18.Qc2 Bf8 19.Bf8 Kf8 20.Qd2 Kg7 21.d4 ed4 22.Qd4 N7f6 23.Ne5 Rb4 24.Qa1 Rc8 25.Rc5 a3 26.Nd3 Rb5 27.Rfc1 Rc5 28.Nc5 Qb6 29.Nb3 Re8 30.Rc5 Kg8 31.Qc1 Ne4 32.Be4 Re4 33.Rc6 Qb4 34.Rc8 Kg7 35.e3 Nb6 36.Qa1 f6 37.Rc6 Nd5 38.Qc1 Qb5 39.Rc5 Qd3 40.Nd4 Nb4 41.Rc7 Kh6 42.Qc5 Qb1 43.Kh2 Re8 44.Rb7 1–0. Lubrano – Valeriani, corr 1989.

6.Na3 Be6 7.Rc1 (7.Nd4 Qd6+=) 7...a5 (7...Qb6 8.Qa4+=) 8.b5 dc4 9.bc6 Nc6 10.Nc4 0–0 (10...Nb4 11.a3 Na2 12.Rc2=) 11.Bg2= b5 12.Nce5 Ne5 13.Ne5 Bd5 14.Nc6 Bc6 (14...Qd6 15.Bd5 Nd5 16.Bg7 Kg7 17.0–0+=) 15.Bc6 Rc8 16.0–0 (16.Bb5? Qd5 17.0–0 Qb5–+) 16...Qb6 17.Bg2 (17.Qc2 Rfd8 18.Be5 Nh5+=) 17...h5 (17...Rc1 18.Qc1 Qe6 19.a3+=) 18.e3 Rfd8 (18...Qe6 19.Bf6 Qf6 20.d4=) 19.Rc8 (19.Be5 Qe6 20.d4 Qa2+=) 19...Rc8= 20.Qb1 b4 21.Rc1 Qe6 22.Rc8 Qc8 23.Bd4 Qc4 24.Qb2 Ne8 25.Bg7 Ng7 26.d4 Nf5 27.Bf1 Qc6 28.h4 Nd6 29.Qb3 Nb5 30.Bc4 Nd6 31.Bd3 Kg7 32.Kf1 Ne4 33.Be4 Qe4 34.Ke2 Qc6 35.Kd3 Qc1 36.Qc2 Qf1 37.Qe2 Qb1 38.Qc2 Qf1 39.Qe2 Qb1 ½–½. Werner,Ge (2035) – Petersen,M (1945), 70th Jubilee, Obro DEN, 2006.

6.Qb3 dc4 7.Qc4 Be6 8.Qc2 Qb6 9.a3 Bf5 10.d3 a5 11.Bd4 Qc7 12.b5 Qd8 13.Nc3 0–0 14.Bg2 cb5 15.Nb5 Qd7 16.Rb1 Nc6 17.Bc3 Rfc8 18.Qd2 Bh3 19.0–0 Bg2 20.Kg2 Qd5 21.h3 e5 22.e4 Qc5 23.Rfc1 Qe7 24.Qe3 Rd8 25.Rd1 Nd7 26.Nd2 Nc5 27.Nc4 Na4 28.Be1 f6 29.f4 Rd7 30.Qc1 f5 31.fe5 Be5 32.Qc2 (32.Ne5?! Ne5 33.Qc2 Nb6+/–) 32...Nc5 33.Nb6 Rf8 34.Nd7 Nd7 35.d4 Bg7 36.e5 f4 37.gf4 Rf4 38.Bg3 Rf8 39.Qb3 Kh8 40.e6 a4 41.Qe3 Nb6 42.d5 Nc4 43.Qe2 N6a5 44.d6 Qg5 45.Rd3 (45.Rd3 Be5 46.e7+–) 1–0. Poleschi,Ricardo D (2365) – Monfort,Ferran (2065), Tarrasch mem email, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5)

6.c5 Nbd7 7.Bg2 Qc7 8.d4 e5 9.de5 Ng4 10.Nbd2 Nde5 11.Ne5 Be5 12.Be5 Qe5 13.0–0 Bf5 14.Nf3 Qc3 15.a3 a5 16.b5 (16.Qd4 Qd4 17.Nd4 Be6+=) 16...a4 (16...Qc5!? 17.Nd4 Qd6+=) 17.bc6 bc6 18.Rc1 Qb2 19.h3 (19.Nd4 Ne5+/–) 19...Nf6 (19...Ne5 20.Nd4 Qa3 21.Bd5 Bh3 A) 22.Bc6?! Nc6 23.Nc6 0–0= (23...Bf1?? 24.Qd6 Qc5 25.Rc5 Be2 26.Re5); B) 22.Nc6 Bf1 23.Qd4+– (23.Qf1?! Nd7+=)) 20.Qd2 (better is 20.Nd4 Ne4 21.Nc6+–) 20...Qa3?? (20...Qd2!? 21.Nd2 Be6=) 21.Ne5?? (21.Qd4 0–0 22.Qf6 Ra6+–) 21...Rc8? (21...Qb3 22.Qd4 0–0 23.Nc6 Kg7+–) 22.e4?? Bd7?? 23.ed5 cd5? 24.Nd7 Nd7 25.Rfe1 Kf8 26.Qd5 Nc5? 27.Qd6 Kg7 28.Qe5 Kh6 29.Rc4 g5 30.Qf6 Kh5 31.g4 Kh4 32.Qh6# 1–0. racvac001 – slihuatamanio, kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5)

6.d3 dc4 7.dc4 Qd1 8.Kd1 0–0 9.Bg2 Rd8 10.Nbd2 a5 11.b5 cb5 12.cb5 Be6 13.e3 Bd5 14.Ke2 a4 15.Rhc1 Ra5 16.Ba3 e6 17.Nc4 Bc4 18.Rc4 Nbd7 19.Rac1 Rb5 20.Nd4 Rh5 21.Bb7 Rh2 22.Be7 Re8 23.Nf3 Rh5 24.Bf6 Bf6 25.Bc6 Rd8 26.Ra4 Rc8 27.Rac4 Rc7 28.a4 Ra5 29.Kd2 Kf8 ½–½. Hermans,Marcel (2005) – Krueger,Hilmar (2310), IECG, 1999.

6.Bg2 dc4 7.Qc2 –/+.

6.Bg2 Nbd7 7.0–0 (7.cd5!? cd5 8.0–0=) 7...dc4+= 8.Na3 Nb6 9.Ne5 Qd6 10.b5? (better is 10.Nac4!? Nc4 11.Nc4 Qb4 12.d3+=) 10...c3!–+ 11.Bc3 (11.Bc3 Qa3 Deflection; 11.dc3 Qe5 Decoy (11...Qe5 Interception)) 11...Qa3 12.bc6 Rb8 (12...Nfd5 13.Nc4 Nc3 14.Na3 Nd1 15.Rad1–+) 13.Rb1 (better is 13.Nd3 Nc4 14.c7–/+) 13...Nfd5?? (13...Qa2 14.Nd3 0–0 15.Ra1–/+) 14.c7?? (better is 14.Nc4! Nc4 15.Bg7+–) 14...Nc7–+ 15.Rb6? ab6 16.Nc4 Qc5 17.Bg7–/+ Rg8 18.Be5 Qc4 19.Qc1 Be6 20.Qc4 Bc4 21.Rc1 Ba2 22.Rc7 f6–/+ 23.Bd4 Kf7 24.Rc2 Be6 25.Bb6 Rbc8 26.Bc7 b5 27.Bb7 b4 28.Rc5 b3 29.Bc8 Rc8 30.Kg2 Rc7! 31.Rb5 Rc2 32.d4 b2 0–1. Tuvshintugs,Batchimeg – Mohebbi,M, Asia–ch U20 Esfahan, 1995.

6.Na3 a5

7.b5 dc4 8.bc6 Nc6 9.Nc4 b5 10.Ne3 0–0 11.Bg2 Bb7 12.0–0 Qd7 13.a4 b4 14.Nc4 Qe6 15.Rc1 h6 16.d4 Rfd8 17.Nfd2 Nd4 18.Bb7 Ne2 19.Kg2 Nc1 20.Ba8 Nd3 21.Bf6 Bf6 22.Bf3 Bc3 23.Qe2 Qe2 24.Be2 Bd2 25.Nd2 Nf4 26.gf4 Rd2 27.Kf3 Ra2 28.Bb5 Ra3 29.Ke4 Rh3 30.Rh1 Kg7 31.f3 Rh4 32.Ke3 Kf6 33.Bd7 ½–½. D R Smith – Von Wersch, IECG 1998.

7.b5 dc4 8.bc6 Nc6 9.Nc4 b5 10.Ne3 Bb7 11.Bg2 a4 12.Ne5 Qb6 13.Bc6 Bc6+= 14.Nc6 Qc6 15.0–0 0–0 16.Bc3 Ne4 17.Bg7= Kg7 18.Qb1 Rfd8 19.Qb2 f6 20.Rfc1 Qb7 21.d3 Ng5 22.f3 Qb6+= 23.Qd2 Rac8 24.Kg2 Qe6 25.Ng4 Nf7 26.Rc8 Rc8 27.Rb1 Qc6 28.Kf1 Nd6 29.Ne3 Qc5 30.Rb2 Qc1 31.Qc1 Rc1 32.Kf2 e6 33.a3 Rc3+= 34.Nc2 Rb3 35.Ra2 e5 36.Ke3 Kf7 37.Kd2 Rb1 38.Ra1 Ra1 39.Na1 Ke6 40.Kc3 Kd5 41.e4 Kc5 42.Nc2 Nf7 43.h4 Nd8 44.d4 ed4 ½–½. Werner,Ge (2045) – Molvig,H (2225), Politiken Cup, Copenhagen DEN, 2005.

7.b5 dc4 8.bc6 Nc6 9.Nc4 b5 10.Nce5 Ne5 11.Be5 0–0 12.Bg2 Bb7 13.0–0 Rc8 14.d4 Ne4 15.Bg7 Kg7 16.Qd3 Nc3 17.Rfc1 b4 18.Nd2 Bg2 19.Kg2 Qb6 20.Ne4 Qb7 21.f3 Ne4 22.Qe4 Qe4–/+ 23.fe4 f5 24.ef5= gf5 25.Kf3 Kf6 26.Kf4 Rfd8 27.e3 h5 28.Rab1 e6 29.h3 Ke7 30.Kg5 Rg8 31.Kf4 Kd6 32.Rc8 Rc8 33.a3 Rb8 34.ab4+= ab4 35.Kg5 Kd5–/+ 36.h4 Rg8 37.Kf4 Rb8 38.Kg5 Kc4 39.Kh5 Rg8 40.Rg1 b3–+ 41.Kh6 b2 42.h5 Kb3 43.Kh7 Rg4 44.h6 Ka2 45.d5 ed5 46.e4 de4 47.Kh8 b1Q 48.Rb1 Kb1 49.h7 f4 (49...f4 50.gf4 e3 51.f5 e2 52.f6 e1Q 53.f7 Qc3#; 49...Rg3?!) 0–1. Steiner,Thomas – Schmidt,Wlodzimierz (2435), Wuerzburg op, 1994.

6.Qc2 0–0

7.Bg2 a5 8.b5 cb5 9.cb5 a4 10.0–0 Bg4 11.Na3 Qb6 12.Bd4 Qe6 13.Rfe1 Nbd7 14.d3 Qf5 15.Nh4 Qh5 16.f3 Be6 17.e4 g5 18.Nf5 Bf5 19.ef5 Ng4 20.fg4 Bd4 21.Kh1 Qg4 22.Rab1 Qf5 23.Rf1 Qe5 24.Rbe1 Qd6 25.Rf5 e6 26.Rg5 Kh8 27.Nb1 Nf6 28.Rf1 h6 29.Rf6 hg5 30.Rh6 Kg7 0–1. Kramer – Barlov, Nuernberg 1990. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5 6.Qc2 0–0)

7.Bg2 Qb6 8.a3 dc4 9.Qc4 a5 10.Bd4 Qd8 11.0–0 Be6 12.Qc2 ab4 13.ab4 Ra1 14.Ba1 Qb6 15.Bd4 Qb4 16.Bc5 Qa5 17.Be7 Re8 18.Bd6 Nbd7 19.Na3 c5 20.Qc1 Qa6 21.Bf4 Ra8 22.Nb1 Qe2 23.Ng5 Bd5 24.Nc3 Qd3 25.Nd5 Nd5 26.Qb1 Nf4 27.gf4 Qb1 28.Rb1 h6 29.Bb7 Rb8 30.Nf3 Kf8 31.Be4 Rb1 32.Bb1 Ke7 33.h4 Nb6 34.f5 Kf6 35.fg6 fg6 36.Be4 g5 37.hg5 hg5 38.d3 g4 39.Nd2 Ke5 40.Bg6 Kf4 41.Kg2 Nd5 42.Nc4 Kg5 43.Be4 Nf4 44.Kf1 Bd4 45.Ne3 Nh3 46.Kg2 Kf4 47.Nd5 Ke5 48.Ne3 Be3 49.fe3 c4 50.dc4 Ke4 51.Kg3 Kf5 0–1. Loskamp – Grimm, 1998.

6.Qc2 dc4

7.Qc4 0–0 8.Bg2 a5 9.a3 ab4 10.ab4 Ra1 11.Ba1 Be6 12.Qh4 h6 13.d3 Qb6 14.0–0 Na6 15.Qd4 Qb4 16.Qb4 (16.Qa7 Nc7 17.Bc3 Qb3 18.Bf6 Ra8–/+) 16...Nb4 17.Nd4 (17.Nbd2 Ra8–/+) 17...Bd7 18.Nd2 Ra8 19.N4b3 Ra2 20.Bf3 Be6 21.Bc3 Nfd5 22.Bg7 Kg7 23.Ne4 b6 24.Ra1 Ra1 25.Na1 f5 26.Nd2 Nc3 27.Nab3 Bd5 28.Bd5 cd5 29.Kf1 Kf6 30.f4 Nc2 31.Nf3 g5 32.Ne5 Nd1 33.Nd7–/+ Kg6 34.Nb6 Nde3 35.Kg1 gf4 36.gf4 Kh5 37.Nc8 e6 38.Nc5= Nd4 39.Kf2 Ng4 40.Kg2 Ne3 ½–½. Aydogdu,E (1995) – Sipahioglu,I (2055), IsBank TCh–TUR, Konya TUR, 2010.

7.Qc4 Be6 8.Qd4 Nbd7 9.Nc3 0–0 10.Bg2 Nb6 11.Qd8 Rfd8 12.Rb1 Nc4 13.Bc1 Nd5 14.Nd5 Bd5 15.a3 Nd6 16.d4 Bd4 17.Nd4 Bg2 18.Rg1 Be4 19.Ra1 Nc4 20.Nb3 Bc2 21.Nd2 a5 22.f3 Ne3 23.ba5 Ra5 24.Nb3 Re5 25.Na5 Rd7 26.Be3 Re3 27.Kf2 Re6 28.Ra2 Ba4 29.Rb1 b5 30.Nb3 Rd5 31.e4 Rh5 32.Ke3 Rd6 33.g4 Bb3 34.Rb3 Rc5 35.a4 ba4 36.Ra4 Rc2 37.Ra7 e5 38.Re7 c5 39.Re5 c4 40.Rb8 Kg7 41.Rd5 Rf6 42.f4 Rh2 43.f5 Ra6 44.g5 gf5 45.Rf5 Ra7 46.Rc5 Rh3 47.Kf4 Rh4 48.Kf5 Ra3 49.Rcc8 Rf3 50.Ke5 Kg6 51.Rg8 Kh5 52.Rbc8 Rg4 53.Rc4 f6 54.Ke6 fg5 55.Rc7 Re4 56.Kd5 Re1 57.Rh7 Kg4 58.Kd4 Rf4 59.Kd3 Rf6 60.Rh2 Kg3 61.Kd2 Re7 62.Rh5 Rd6 63.Kc3 Rc7 64.Kb4 g4 65.Re5 Rb6 66.Ka5 Rb1 67.Ka6 Rc6 68.Ka5 Rc3 69.Ka4 0–1. Ricardi – Sutovsky, Villa Martelli 1997.

6.cd5 cd5

7.Qb3 0–0 8.Bg2 Nc6 9.0–0 Qb6 10.b5 Na5 11.Qb4 Nc6 12.Qa4 a6 13.bc6 Qb2 14.Nc3 Qb6 15.Nd4 bc6 16.Rab1 Qc7 17.Qc6 Qc6 18.Nc6 e6 19.Ne7 Kh8 20.Nc8 Rfc8 21.Rb7 Kg8 22.Rfb1 Ne8 23.Nd5 ed5 24.Bd5 Nd6 25.Rd7 Bf8 26.Ba8 Ra8 27.d3 Rc8 28.Rb6 Rc2 29.Rd8 Re2 30.Rbd6 Ra2 31.Ra8 Kg7 32.Rda6 1–0. Del Noce,Roberto – Cilento,Fulvio, ITA corr Italy, 1975. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5 6.cd5 cd5)

7.Qb3 0–0 8.Bg2 Nc6 9.b5 Na5 10.Qb4 Nc4 11.Bc3 a5 12.Qb3 Bg4 13.d3 Bf3 14.Bf3 Nb6 15.0–0 Qd6 16.Nd2 Rfc8 17.Rac1 Nfd7 18.Bg7 Kg7 19.Nb1 e6 20.Qb2 f6 21.Bg4 Kf7 22.Rc8 Rc8 23.Qd2 Qb4 24.d4 Qd2 25.Nd2 Rc2 –+ 26.Nb3 f5 27.Bf3 Ra2 28.Nc5 Nc5 29.dc5 Nc4 30.c6 bc6 31.bc6 Ke7 32.Rb1 Rb2 33.Rc1 Kd6 34.e4 fe4 35.Be4 a4 36.Bd3 a3 37.Bc4 dc4 38.Rc4 a2 0–1. Spiridonov – Smejkal, Sochi 1973.

7.d3 0–0 8.Bg2 Nc6 9.a3 e6 10.0–0 a6 11.Nbd2 Bd7 12.Qb3 Rc8 13.Rac1 Re8 14.Rfd1 e5 15.e4 d4 16.Nc4 Be6 (better is 16...b5!? 17.Nce5 A) worse is 17...Re5 18.Rc6 (18.Ne5?! Ne5 19.Bd4 Rc1 20.Rc1 Be6+=) 18...Bc6 19.Ne5+–; B) 17...Be6 18.Nf7 Bf7–+ (18...Bb3?! 19.Nd8 Red8 20.Re1–/+)) 17.Ng5= Bc4 18.Rc4 h6?? (18...Rc7 19.a4=) 19.Nf3?? (better is 19.Nf7 Qb6 20.Nd6+–) 19...Nh7 20.Rdc1 Ng5 21.Nd2 Ne6 22.Qd1 Kh7 23.Nb3 h5 24.Nc5 Bh6 25.Rb1 h4 26.Bc1 Bg7? 27.f4 hg3 28.hg3 ef4 29.gf4 Qh4 30.Qf1 Nc5 31.Rc5 Ne7 32.Bd2 b6 33.Rc8 Rc8 34.Rc1 Rc1 35.Bc1 g5 36.Qf2 Qf2= 37.Kf2 gf4 38.Bf4 Ng6 39.Bc7 b5 40.Bh3 Be5 41.Be5 Ne5 42.Ke2 Nc6 43.Bc8 Nb8 44.Kf3 Kg6 45.e5 f5 46.Kf4 Nc6 47.Bf5 Kf7 48.Bc8 Ne7 49.Ba6 Nd5 50.Ke4 Nc7 51.Bb7 Ke6 52.Bc8 Ke7 53.Kd4 Kd8 54.Bf5 Ke7 55.Kc5 Kd8 56.d4 Ke7 57.d5 Kd8 58.d6 Ne8 59.e6 Ng7 (59...Ng7 60.e7 Ke8 61.Bg6 Kd7+–). gentelmenjoe (1930) – dresden98 (1925), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5 6.cd5 cd5)

7.d3 Qb6 8.Qb3 Nc6 9.a3 a5 10.b5 (better is 10.Nc3!? e6 11.b5=) 10...a4–/+ 11.Qc2 Qb5 12.Bg2 0–0 13.0–0 Bf5 14.Nc3 Qa6 15.Rac1 d4 16.Nb1 e5 17.Qc4 Qc4 18.Rc4 Be6 19.Rc6 bc6 20.Ne5 Bd5 21.Nc6 Bg2 (21...Bc6!? 22.Bc6 Ra6–/+) 22.Kg2= Nd5 23.Bd4 Bd4 24.Nd4 Rfe8 25.e3 Rec8 26.Nd2 (better is 26.e4!? Nc3 27.Nd2+=) 26...Rc3+= 27.Nc4 Rd3 28.Rb1 Rc3 29.Ne5 (better is 29.Rb5!?–/+) 29...Ra3–+ 30.Rb7 Rf8 (30...Ra2 31.Kf3–+) 31.Ra7 (31.Ng4!?–/+) 31...Ra2–+ 32.Kf3 a3 33.h4 h5 34.Nb5 Nf6 35.Ra3 Ra3 36.Na3 Re8 37.Nac4 Kg7 38.Ke2 Ng4 39.Ng4 hg4 40.Kd3 f5 41.Kd4 Kf6 42.Kd3 Rd8 43.Ke2 g5 44.hg5 Kg5 45.Ne5 Kf6 46.Nd3 Ra8 47.Kf1 Ra2 48.Kg2 Rd2 49.Nf4 Ke5 50.Nh5 Ke4 51.Ng7 Kd3 52.Nf5= Ke2?? 53.Nh6+– Ke1 54.Ng4 Rc2 55.e4 Re2 56.Kf3 Ra2 57.e5 Ra3 58.Kf4 Ra4 59.Kf5 Ra8 60.f4 Rf8 61.Nf6 Ke2 62.g4 Rf7 63.g5 Ke3 64.g6 Ra7 65.e6 Ra4 66.Kg5 Rf4 67.e7 Re4 68.Ne4 Ke4 (68...Kd3 69.e8Q Ke3 70.Nd6 Kf2 71.g7 Kg2 72.g8Q Kf2 73.Qa2 Kf3 74.Qc6 Ke3 75.Qe4) ½–½. gentelmenjoe (1835) – carabanchel (1915), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5 6.cd5 cd5)

7.d3 Nc6 8.b5 0–0?? (better is 8...Qa5 9.Qd2 Qb5–/+) 9.bc6+– 1–0. gentelmenjoe (1775) – edaname (1850), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5 6.cd5 cd5)

7.Bg2 0–0 (-->1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0–0 5.g3 c6 6.Bg2 d5 7.cd5 cd5).

7.Bg2 Qb6 8.Qb3 Nc6 9.b5 Na5 10.Qb4 Nc4 11.Bd4 Qd6 12.Qd6 Nd6 13.Nc3 Bd7 14.Rb1 e6 15.0–0 Ke7 16.Rfe1 Rhc8 17.h3 Nfe8 18.Bg7 Ng7 19.e3 Nc4 20.Rb3 Nf5 21.Kf1 Nfd6 22.Ke2 Rc5 23.Reb1 Rac8 24.Ne1 Na5 25.Rb4 Ndc4 26.Na4 R5c7 27.Rc1 b6 28.Rc3 Nd6 29.Rc7 Rc7 30.Nc3 Rc4 31.Rc4 Nac4 ½–½. Vaelkesalmi,Kimmo – Salokangas,Hannu, Ch Finland Team, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d5 6.cd5 cd5)

7.Bg2 Qb6 8.Qb3 Nc6 9.b5 Na5 10.Qb4 Bd7 11.a4 Rc8 12.0–0 Rc4 13.Qa3 0–0 14.Ne5 Rc7 15.d3 Be6 16.Nd2 Rfc8 17.Ndf3 Qd6 18.Rac1 Ne8 19.Rc7 Rc7 20.d4 f6 21.Qd6 Nd6 22.Nd3 Nac4 23.Rc1 Rc8 24.Bc3 Bf7 25.Bb4 Kf8 26.e3 Ke8 27.Nd2 Nd2 28.Rc8 Nc8 29.Bd2 Nb6 30.Nc5 Nc4 31.Bc3 b6 32.Nd3 e5 33.Nb4 e4 34.Nc6 Kd7 35.Na7 Bf8 36.Nc6 Ba3 37.Bf1 Nb2 38.a5 ba5 39.Ba5 Nd3 40.Bd8 Ke6 41.b6 Bd6 42.Be7 Kd7 43.Bd6 Kc6 44.Bc7 Be6 45.f3 f5 46.h3 Bc8 47.g4 Ne1 48.fe4 Nf3 49.Kf2 fe4 50.Be2 Ng5 51.Kg3 ½–½. A Stephan – Trisic, Hamburg 1996.

7.Bg2 Qb6 8.Nc3 0–0 9.a3 Ne4 10.e3 Nc3 11.Bc3 Bf5 12.Bg7 Kg7 13.Qb3 Be4 14.d3 Qf6 15.Ke2 Bf3 16.Bf3 e6 17.Rac1 Nc6 18.Qc3 d4 19.Qa1 e5 20.Rc5 Rfd8 21.Qc1 Rd6 22.e4 Qe7 23.h4 a6 24.h5 g5 25.Bg4 h6 26.Bf5 Qd8 27.Qd2 Qb6 28.Rhc1 Re8 29.Kf1 Re7 30.Kg2 Rd8 31.Qc2 Rd6 32.Rd5 Na7 33.a4 (better is 33.Qc5 Qc5 34.bc5+=) 33...Rd5 34.ed5 Qb4 35.Qc5 Qc5 36.Rc5 Kf6 37.g4 e4 (37...b6 38.Rc2 e4+/–) 38.d6+/– (worse is 38.de4 b6 39.Rc2 Ke5+=) 38...Re8 39.Be4 Rd8 40.Bb7 Rd6 41.Rc7 Re6 42.Kf3 a5 43.Bd5 Re7 44.Rc5 Re5 45.Ra5 Nc8 46.Ra6 Ke7 47.Bb3 f5? (47...Nd6+–) 48.Rh6 f4 (48...Nd6+–) 49.Rh7 Kd6 50.Rf7 Ne7 51.Rf6 Kd7 52.Bf7 Ra5 53.h6 Ra8 54.a5! Nc6 (54...Ra5 55.Be8 Combination) 55.Rf5 (55.Bd5!? Ne5 56.Ke4 Re8+–) 55...Kd6 (55...Rh8+–) 56.h7 Rh8 57.Rd5 Ke7 58.Bg8 1–0. Aronian,Levon (2455) – Rogozenco,Dorian (2495), Ciocaltea Memorial, 1998. (=1.c4 c6 2.Nf3 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 d5 6.cd5 cd5)

5.Bg2 a5

6.ba5 0–0 7.0–0 Qa5 8.c4 Qa4 9.Qc1 d6+= 10.d3 Bg4 11.Nc3 Qa7 12.Nd2 Na6 13.h3 Be6 14.a4 Bh6 15.Kh2 Qb6 16.f4 Bg7 17.a5+= Qc7 18.Nce4= Ne4 19.Ne4 f6 20.d4 Kh8 21.Nd2 d5 22.cd5 cd5 23.Qc7 Nc7 24.Nb3 Na6 25.Ba3 Rfe8 26.Nc5+/– Nc5 27.Bc5 f5 28.Rfb1 Reb8 29.e3 Bf8 30.Rb5 Bf7 31.Rab1 Kg8 32.Rb7 Rb7+/– 33.Rb7 Ra5 34.Be7 Be7 35.Re7 Kg7 36.g4 Kf6 37.Rc7 Ra3+= 38.g5 Ke6= 39.Bd5 Kd5 40.Rf7 Ke4 41.Kg2 Ke3 42.Rh7 Kf4 43.h4 Ra2 44.Kf1 Kf3 45.Ke1 f4 46.h5 Kg2+= 47.hg6 f3 48.Rf7 Ra6 49.g7 Re6?? 50.Kd2+– Rg6 51.Ke3 Re6 52.Kd3 Rg6 53.d5 Rg5 54.d6 f2 55.d7 (55.d7 Rg3 56.Ke2 f1Q 57.Rf1 Rg6 58.d8Q Re6 59.Kd2 Rd6 60.Qd6 Kh3 61.g8R Kh4 62.Rh1#) 1–0. Bacrot,E (2715) – Greenfeld,A (2545), Corsica Masters KO, Bastia FRA, 2004.

6.ba5 Ra5 7.0–0 d5 8.d3 0–0 9.Nbd2 Nbd7 10.c4 e6 11.a4 dc4 12.Nc4 Ra6 13.Qc2 Nb6 14.Ba3 Nfd7 15.Rab1 c5 (15...Re8 16.Nd6 Bf8 17.Nc8 (worse is 17.Ne8 Ba3 18.a5 Na8–/+) 17...Ba3 18.Nb6 Nb6 19.Rb3+=) 16.Nb6+/– Rb6 17.Rb6 (worse is 17.Bc5 Rc6 18.d4 Rc7=) 17...Qb6 18.Rb1 (18.d4!?+/–) 18...Qc7+= 19.d4 b6 20.a5 (20.dc5 bc5 21.Bb2 e5+=) 20...ba5= 21.dc5 Rd8 22.c6 Ba6 23.Qa4 (23.Rd1!? Nb6 24.Rd8 Qd8 25.c7=) 23...Nb8+= 24.Bc5 Qc6?? (better is 24...Nc6 25.Bb6 Qb7=) 25.Rb8!+/– Qc7? (25...Rb8 26.Qc6 Remove defender) 26.Rd8+– Qd8 27.Nd4 Bd4 28.Bd4 (28.Qd4?! Qd4 29.Bd4 Be2+/–) 28...Be2 29.Qa1 (29.Bc3 Qd1 30.Qd1 Bd1 31.Ba5 f6+–) 29...h5 30.h4 Qd7 31.Kh2 (31.Qc3 Kh7+–) 31...a4 (31...Bc4 32.Qc3 Ba2 33.Bf6+– (33.Qa5?! Qd4 34.Qa2 Kg7+–)) 32.Bh8 f5 33.Bc6! Qc7 (33...Qc6 34.Qg7) 34.Ba4 Qa7 35.Bd4 Qb7 36.Qb2 Qb2 37.Bb2 Bc4 38.f4 Kf7 39.Kg1 Ke7 40.Kf2 Bd5 41.Ke3 Ba2 42.Kd4 Bd5 43.Bb5 Kf7 44.Bc4 Bc6 45.Kc5 Ba4 46.Kd6 1–0. Menendez Rey (2205) – Vallina Campillo, Asturias–ch Primera, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 a5)

6.c3 ab4 7.cb4 0–0 8.0–0 Na6 9.a3 d5 10.d3 Bf5 11.Nbd2 c5 12.b5 Nc7 13.a4 b6 14.Ne5 Ng4 15.Nc6 Qd6 16.d4 Bd4 17.Bd4 cd4 18.Nd4 Bd7 19.e4 e5 20.Nc6 Bc6 21.bc6 Nf6 22.ed5 Ncd5 23.Ne4 Ne4 24.Be4 Ra5 25.Rc1 Rc8 26.Qb3 Nf6 27.Rfd1 Qc7 28.Bg2 Ra6 29.Rd2 Rca8 30.Rcd1 Ra4 31.Rd7 Nd7 32.Rd7 1–0. Dickson – Harabor, corr, 1986.

6.a3

6.a3 (--> 5.a3 a5 6.Bg2).

6.a3 ab4 7.ab4 Ra1 8.Ba1 (--> 5.a3 a5 6.Bg2 ab4 7.ab4 Ra1 8.Ba1).

6.a3 d5 7.0–0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 d5 5.Bg2 c6 6.0–0 a5 7.a3).

6.ba5 Qa5

7.0–0 0–0 8.d3 d6 9.c4 Na6 10.a4 Qh5 11.Nbd2 Bh3 12.Qc2 Nc5 13.Rfb1 e5 14.a5 Ng4 15.Nf1 f5 16.Nh4 Bg2 17.Ng2 Ne6 18.h4 Nf2 19.Kf2 f4 20.g4 Qg4 21.Kg1 g5 22.d4 ed4 23.Ra3 Rae8 24.Nh2 Qh5 25.c5 Nc5 26.Nf4 gf4 0–1. Campora (2550) – Moreno (2445), Malaga, 1999.

7.0–0 d5 8.d3 0–0 9.a4 Nbd7 10.Nbd2 Re8 11.c4 e5 12.cd5 cd5 13.Qc2 e4 14.Nd4 ed3 15.ed3 Nc5 16.Bc3 Qa6 17.Nb5 Qc6 18.Nb3 Nb3 (worse is 18...Ra4 19.Ra4 Qb5 20.Nc5 Qc5 21.Qb2+/–; 18...Na4? 19.N3d4 Qb6 20.Ra4 Ra4 21.Qa4+–) 19.Qb3 Be6 20.Bd4 Rec8 21.Qa3 Qa6 22.Qe7 Re8 23.Qb4 Rec8 24.Rfe1 Ne8 25.h3 Bd4 26.Qd4 Nd6 27.Nc3 Nf5 28.Qe5 Qd3 29.Nd5 Bd5 30.Bd5 Ra7?? 31.Rac1 Raa8? 32.Bf7! Kf8 33.Rc8 Rc8 34.Be6 (34.Be6 Qd4 35.Bc8 Qe5 36.Re5+–) 1–0. Lang,Stefan – Stiller,Juergen, Mittelfranken–ch, 1993.

7.Bc3 Qh5 8.0–0 =.

7.c4 0–0 8.0–0 d6 9.d3 Nbd7 10.Nbd2 Nb6 11.Qc2 Na4 12.Nb3 Qh5 13.Rfe1 Bg4 14.Nbd2 Rfb8 15.Rab1 Nb2 16.Rb2 Bf3 17.Nf3 Qa5 18.Reb1 Qa7 19.d4 Nd7 20.e3 b6 21.Qd2 Qc7 22.Rc2 Ra4 23.Rb4 Ra6 24.Bf1 c5 25.Rb5 Ra4 26.Qd1 Rba8 27.Qb1 R8a6 28.Bd3 Nb8 29.Rcb2 Nd7 30.Rc2 Qa7 31.Rbb2 Nb8 32.Be4 e6 33.Kg2 f5 34.Bd3 Nc6 35.Rd2 Nb4 36.Be2 Ra2 37.Ra2 Ra2 38.Ra2 Qa2 39.Qa2 Na2 40.dc5 bc5 41.Ng5 e5 42.Ne6 e4 43.Nc7 Nc3 44.Bf1 Kf7 45.Nd5 Nd1 46.Be2 Nb2 47.f3 Ke6 48.fe4 fe4 49.Kf2 Ke5 50.Ke1 Nd3 51.Kd2 Nf2 52.Nf4 Kf5 53.Nd5 Nh3 54.Bf1 Ng5 55.Ke2 Nf3 56.h3 h5 57.Ne7 Kf6 58.Nd5 Kg5 59.Nf4 Kf5 60.Nd5 g5 61.Ne7 Ke6 62.Nd5 Be5 63.Kf2 g4 64.hg4 hg4 65.Be2 Bf6 66.Nb6 Bc3 67.Nd5 Be1 68.Kg2 Ne5 69.Nf4 Kf5 70.Nd5 Nf7 71.Ne7 Ke6 72.Nd5 Nh6 73.Bd1 Ke5 74.Ne7 Bc3 75.Kf2 Ke6 76.Nd5 Be5 77.Be2 Kf5 78.Ne7 Kg5 79.Bd1 d5 80.Nd5 Nf5 81.Nf4 Bf4 82.ef4 Kh5 83.Ba4 e3 84.Ke2 Ng3 85.Ke3 Nf5 86.Ke4 g3 87.Bd1 Kh4 88.Bf3 Nd4 89.Bg2 Kg4 90.Kd5 Nb3 91.Ke5 Nc1 92.Ke4 Ne2 93.f5 Kg5 94.Kf3 Nf4 95.f6 Ng2 96.f7 Nh4 97.Kg3 Ng6 98.Kf3 Kf5 99.Ke3 Ke5 100.Kd3 Nf8 101.Ke3 Ne6 102.Kd3 Kf6 103.Ke4 Kf7 104.Kd5 Kf6 105.Kd6 Kf5 106.Kd5 Kf4 0–1. Fischer,M – Gutman, Baden Baden, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 a5 6.ba5 Qa5)

7.c4 0–0 8.Bc3 Qa6 9.Qb3 d6 10.0–0 Be6 11.d3 d5 12.Nbd2 dc4 13.dc4 (13.Nc4? b5 14.Nfe5 bc4 15.dc4 Nh5–+) 13...b5 14.cb5 cb5 15.Qb2 b4 (worse is 15...Ba2 16.Nd4 Nbd7 17.Nc6+– (worse is 17.Nb5 Rab8+/–)) 16.Bd4 (16.Qb4? Nd5 17.Qh4 Nc3–+; worse is 16.Bb4 Nd5 17.Qb3 Nc6–+ (17...Ba1?! 18.Ra1 Nc6 19.Bc5–/+; 17...Nb4?! 18.Qb4 Ba1 19.Ra1–/+)) 16...Nc6 (16...Ba2?? 17.Ne5 Qa3 18.Ba8 Qb2 19.Bb2+–) 17.Ne4 Nd4 18.Nf6 Bf6 19.Nd4 Qa3 20.Qa3 Ra3 21.Ne6 fe6 22.Rab1 Bc3 23.Rfd1 Ra2 24.Bf3 Kf7 25.h4 Rb8 26.Rb3 Ra3 27.Rdb1 Rd8 28.Kg2 Rd4 29.Kh3 Kf6 30.g4 h6 31.Kg3 Ra2 32.h5 gh5 33.gh5 Kf5 34.Rc1 Rc4 35.Rcb1 Rd4 36.Rc1 Rc4 37.Rcb1 Ra3 38.Kh3 e5 39.e3 Rb3 40.Rb3 e4 41.Bg4 Ke5 42.Kg3 Rc6 43.f4 ef3! 44.Bf3 (44.Kf3 Rf6 Decoy; 44.Bf3 Be1 Combination) 44...Ra6 45.Kf2 Ra2 46.Kg3 Be1 47.Kh3 Rf2 48.e4 Kf4 49.Bh1 Bc3 50.Rb1 e5 51.Rc1 Ke3 52.Kg3 Kd2 53.Rb1 Rf8 54.Bf3 Rf3! 55.Kf3 Kc2 56.Rg1 b3 57.Rg2 Bd2 58.Ke2 b2 59.Rg1 Bf4 60.Rd1 b1Q 61.Rb1 Kb1 62.Kd3 Kb2 63.Kc4 Kc2 (63...Kc2–+) 0–1. Bobone Carvalho,Diogo – Molnar,Attila, a1–h8 Tournament #10, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 a5 6.ba5 Qa5)

5.Bg2 Qb6

6.0–0 Qb4+= 7.Bc3 Qb6 8.Na3 (8.a3 0–0–/+) 8...d5 9.Rb1 (9.Bd4 Qa5 10.Qc1 c5–/+) 9...Qa6 10.d3?? (better is 10.Bb4–/+) 10...Qa3–+ 11.Bb4 Qa6 (11...Qa2?! 12.Ra1 Qb2 13.Rb1 Qb1 14.Qb1–/+) 12.e4 (12.a3 Nbd7–+) 12...0–0 (better is 12...de4!? 13.de4 Qa2 14.Qd3–+) 13.Be7 Re8 14.Bf6 Bf6 15.Re1 (15.ed5 cd5 16.Re1 Re1 17.Ne1 Qa2–+) 15...Bg4 (better is 15...Bc3 16.Re2 Qa2 17.Rb3–+) 16.ed5 Nd7 (16...Re1 17.Qe1 cd5 18.Ne5–+) 17.dc6 (17.Re8 Re8 18.h3 Bf3 19.Qf3 cd5 20.Qd5 Nb6–+) 17...bc6 18.c4 (18.Re8 Re8 19.h3 Be6–+) 18...Ne5 19.Re3 Nf3 (better is 19...Qa2!? 20.Rb7–+) 20.Bf3 Bf3 21.Qf3 Bd4 22.Re4 c5 23.Rbe1 Re4 24.Re4 Rf8 25.Re7 Qa2 0–1. gbsrao (2370) – jvanmechelen (2575), net–chess.com, 2008.

6.c3 d5 7.0–0 Nbd7 8.d3 0–0 9.Nbd2 a5 10.a3 Ng4 11.Qc2 ab4 12.ab4 Ra1 13.Ba1 f5 14.h3 Nge5 15.Ng5 Bh6 16.Ne6 Re8 17.Kh1 Nf6 18.Nc5 Ned7 19.Nd7 Bd7 20.e3 Ra8 21.Nb3 Bg7 22.Nc5 Bc8 23.e4 fe4 24.de4 Ne4 25.Ne4 de4 26.Qe4 Bf6 27.Bb2 Qb5 ½–½. Sanguineti,Raul (2530) – Schweber,Samuel (2445), Zarate op, 1973.

6.a3 a5

7.c3 0–0 8.0–0 c5 9.Qb3 d6 10.d3 Be6 11.c4 ab4 12.ab4 Ra1 13.Ba1 cb4 (13...Qb4 14.Qb4 cb4 15.Nd4+=) 14.Nbd2 Nc6 15.Qa4 (15.Rb1 Ra8 16.e3 Qc7=) 15...Bd7 (15...Qa6 16.Qc2+=) 16.Qa2 Qa6 17.Qc2 Ra8 18.Nb3 Qa2 (18...Na5 19.Rc1+=) 19.Bb2 Ne8 20.d4 (20.Ra1 Qb2 21.Qb2 Ra1 22.Qa1 Ba1 23.Na1–/+) 20...Qa7?? (better is 20...Bf5 21.e4 Be4 22.Qe4 Qb3–+) 21.Ra1 Qb8 22.Qd1 Nc7 23.Ra8 Qa8 24.Qa1 Qa1–/+ 25.Ba1 b6 26.Nfd2 Na5 27.Nc1 Be6–+ 28.d5 Ba1 29.de6 Ne6 30.Ncb3 Bc3 31.e3 Nc5 32.Nc5 bc5 33.Nb1 Nc4 0–1. Leal,P (2070) – Almagro Llanas,P (2270), Open, Lisbon POR, 2001.

7.Bd4 Qc7 8.d3 ab4 9.ab4 Ra1 10.Ba1 Qb6 (10...Na6 11.Bc3 Qb6 12.Bf6 Bf6 13.c3 d5=) 11.c3 (11.Qd2 Na6 12.Bf6 Bf6 13.c3 c5=) 11...Qa7 (11...d5 12.0–0 Nbd7 13.Qb3 0–0=) 12.Nbd2 d5 (12...0–0 13.0–0 Na6=) 13.0–0 0–0 (13...Qb6=) 14.Bb2 Bg4 15.Qb3 Nbd7 16.Ra1 Qb6 17.c4 Rb8 18.Bd4 Qd8 19.Ra7 e5 20.Ne5 Be2 21.Qb2 Nf8 22.cd5 Nd5 23.Nc6 bc6 24.Bg7 Ne6 25.Be5 Rc8 26.Nc4 Bd3 27.Nd2 Ng7 28.Ra3 f6 29.Rd3 fe5 30.Qe5 Ne7 31.Bd5 (31.Bd5 Nd5 32.b5–+) 1–0. Aguettaz,M (2335) – Mariano,N1 (2465), IX Malaga Open, Campillos ESP, 2006.

6.a3 Ne4

7.d4 a5 8.c3 d5 9.0–0 Nd7 10.Nbd2 f5 11.Ne4 fe4 12.Ng5 Nf6 13.f3 ef3 14.ef3 ab4 15.cb4 h6 16.Nh3 e5 (16...0–0!?=) 17.Nf2+= ed4 18.Bd4 Qc7 19.Re1 Kf7 20.Nd3 Bf5 (20...Kg8!?+=) 21.Ne5+/– Kg8 22.g4 Nd7 23.Nc6 (23.gf5?! Ne5 24.f4 Nc4+=) 23...bc6 24.gf5 Bd4 (24...gf5!? 25.Kh1 Ne5+/–) 25.Qd4 gf5 26.Kh1 Rf8 27.Bh3 Nb6?? (better is 27...Qd6+–) 28.Bf5! (28.Bf5 Qg7 29.Rg1+–) 1–0. Balashov,Y (2435) – Nozdrachev,L (2430), Kolomna RUS, Closed IM, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.Bb2 Bg7 5.Bg2 Qb6 6.a3 Ne4)

7.d4 a5 8.c3 d5 9.Nfd2 Nd6 10.0–0 Bf5 11.f3 (11.Re1 ab4 12.ab4 Ra1 13.Ba1 Qa7=) 11...e5+= 12.e4 Be6 13.Kh1 ed4 14.cd4 Bd4?? (14...ab4 15.ab4 Ra1 16.Ba1 Qb4 17.Bc3–/+) 15.Nc3?? (better is 15.Nc4! Nc4 16.Bd4+–) 15...de4 (15...ab4 16.ab4 Ra1 17.Ba1–/+) 16.fe4 (better is 16.Na4 Qa7 17.Ne4 Bb2 18.Nd6 (worse is 18.Nb2 Ne4 19.fe4 Nd7–/+) 18...Ke7 19.Nb2=) 16...ab4–/+ 17.Na4 Qa7 18.Bd4 (18.ab4 Bb2 19.Nb2 Qa1 20.Qa1 Ra1 21.Ra1 f6–/+) 18...Qd4–+ (18...Qa4 19.Qf3 Rg8 20.ab4+–) 19.ab4 0–0 20.Rb1 Nb5 (better is 20...Nd7 21.Qc2 Ne5–/+) 21.Rf3?? Nd7 22.Rc1 Bg4 23.Nb3 Qd1 24.Rd1 Bf3 25.Bf3 Ne5 26.Nb6 Nf3 27.Na8 Ra8 (27...Ra8 28.Kg2 Ng5–+) 0–1. gbsrao (2550) – jvanmechelen (2465), net–chess.com, 2010.

7.d4 a5 8.Nbd2 Nd2 9.Qd2 ab4 10.ab4 Ra1 11.Ba1 d5 12.0–0 Na6 13.c3 Nc7 14.Rc1 0–0 15.c4 (15.Bb2 Bf5=) 15...dc4+= 16.Rc4 Be6 17.Rc1 Bd5 18.Ne5 Bg2 (18...Be5 19.de5 Bg2 20.Kg2=) 19.Kg2 (19.Nd7 Qa6 20.Nf8 Bh3=) 19...Rd8 20.Qf4 f6 (20...Be5 21.Qe5 (worse is 21.de5 Nd5 22.Qf3 Qb4–/+) 21...Rd7 22.Qa5=) 21.Nd3 Ne6 22.Qe4 Nd4 23.Qe7+= Kh8? 24.e3 Nf5+= 25.Qe6 Qc7 26.Bf6+/– Qd6 27.Qd6 Rd6 28.Bg7 Kg7 29.Nc5 b6 30.Ne4 Re6 31.Kf3 Ne7+/– 32.Ng5 Rf6 33.Ke2 h6 34.Ne4 Re6 35.Nc3 Kf7 36.Na4 b5? 37.Nc5+– Rd6 38.Nb7 Rd7 39.Na5 Rd6 40.Nb7 Rd7= 41.Na5 Rd6 42.Nb7 ½–½. gbsrao (2275) – jvanmechelen (2450), net–chess.com, 2010.

7.d4 d5

8.0–0 0–0 9.Nbd2 Nf6 10.c4 e6 11.c5 Qc7 12.Ne5 Nfd7 13.Ndf3 Ne5 14.de5 Nd7 15.e4 Ne5 16.ed5 Nf3 17.Bf3 Bb2 18.Rb1 Bg7 (18...Ba3?! 19.d6 Qd7 20.Qd3 Bb4 21.Rb4–/+) 19.d6 Qd7 20.Qd3 f5 21.Rbd1 e5 22.Qc4 Qe6 23.Be2 Kf7 24.Rfe1 Qc4 25.Bc4 Be6 26.Bf1 Bd5 27.Rd2 Ke6 28.Red1 Kd7 29.Bg2 Bg2 30.Kg2 Rae8 31.Rd3 e4 32.Re3 Re5 33.Rb1 Rd5 34.Rbb3 Rd2 35.a4 Bd4 36.Re1 Bf2 37.Rf1 Bc5 38.Kh3 Bd6 39.b5 c5 40.a5 Rc8 41.g4 f4 42.Kh4 h6 43.g5 h5 44.b6 a6 45.Kh3 c4 46.Rc3 Be5 47.Rcc1 c3 48.Rfd1 Rd1 49.Rd1 Ke7 50.Rd5 Bd6 51.Kg2 c2 (51...c2 52.Kf2 c1Q 53.Re5 Be5 54.Kg2 Qd2 55.Kh3 Rc3 56.Kh4 Qh2#) 0–1. linakip – ra100333, kurnik, 2012.

8.0–0 Bg4 9.Ne5 h5 (9...Bf5 10.c4=) 10.c4+= Nd7 11.c5 Qc7 (11...Qb5 12.f3 (worse is 12.Ng4 hg4 13.Be4 de4+=) 12...Ne5 13.de5 Nc5 14.fg4+/–) 12.f3+/– (12.Ng4?! hg4 13.Be4 de4=) 12...Ne5 13.de5 (worse is 13.fe4 Nc4 14.Qb3 h4 15.ed5 Nb2–/+) 13...Be5 14.Qb3 Ng3 15.hg3 Bg3?? (better is 15...Bd7+=) 16.Bh8+– (16.fg4?! Be5 17.g5 h4+–) 16...0–0–0 17.fg4 hg4 18.Bb2 f6 19.e4 Rh8 20.ed5 Bh2 21.Kf2 Bg3 22.Qg3 (22.Qg3 Qd7 23.dc6 bc6 24.Qb3+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

8.Nbd2 f5 9.c4 0–0 10.0–0 Kh8 11.a4 (11.Qb3!?+=) 11...Be6 (11...dc4 12.Nc4 Qb4 13.Rc1=) 12.a5 ½–½. Schlueter,W – Vogelmann,P, 2BLW, 1989.

8.0–0 a5

9.c3 ab4 10.ab4 Ra1 11.Ba1 0–0 12.Nbd2 Bf5 13.Nh4 Nd2 14.Qd2 (14.Nf5? Nf1 (worse is 14...gf5 15.Qd2 Nd7 16.Bb2+=) 15.Ne7 Kh8 16.Qf1 Qd8–+) 14...Be6 15.Qf4 Nd7 16.Bb2 Ra8 17.Ra1? (better is 17.e4!?=) 17...Ra1–/+ 18.Ba1 Qa6 19.Qc1 Qe2 20.Bf3 Qa6 21.Bb2 Nb6 22.Qa1 Qa1 23.Ba1 Nc4 24.Be2 Nd6 25.f3 g5 26.Ng2 Bf5 27.Ne3 Bg6 28.Kf2 e5 29.Ng4 ed4 30.cd4 f6 31.Ke3 h5 32.Nf2 Nc4 33.Bc4 dc4 34.Ne4 b5 35.Bc3 Kf7 36.Nc5 Ke7 37.Na6 Kd6 38.f4 Bh6 39.Nb8 gf4 40.gf4 Bf5 41.Na6 Bf8 42.Nc5 Kd5 43.h4 Bh3 44.Ne4 Be7 45.Nf2 Bg2 46.f5 Bf8 47.Nd1 Bh6 48.Kf2 Be4 49.Ne3 Be3 50.Ke3 Bf5 51.Kf4 Bg4 52.Ke3 f5 53.Kf4 Kd6 54.Kg5 Kd5 55.Kf4 Kd6 56.Kg5 Kd5?? 57.Kf4= ½–½. gbsrao (2430) – jvanmechelen (2570), net–chess.com, 2011.

9.Nbd2 Nd2 10.Qd2 0–0 11.Rac1 ab4 12.ab4 (worse is 12.Qb4 Qb4 13.ab4 Ra2–/+) 12...Na6 13.Ra1 Bf5 14.Nh4 Be6 15.Rfe1 Qb4 16.Bc3 Qd6 17.Ra2 Nc7 18.Rea1 Ra2 19.Ra2 Nb5 20.Bb4 Qd7 21.Nf3 b6 22.e3 Rc8 23.Ne5 Qb7 24.c4 dc4 25.Nc6 Rc6 26.d5 Rc8 27.de6 Qc7 28.Qd7+– c3 29.ef7 Kh8 30.Qb5 c2 31.Rc2! Qc2 32.Qe8 Bf8 33.Be7 (33.Be7 Qc1 34.Bf1+–) 1–0. gbsrao (2535) – jvanmechelen (2580), net–chess.com, 2011.

6.c3 a5

7.a3 0–0 8.0–0 d5 9.d3 Re8 10.Nbd2 e5 11.e4 Nbd7 12.Qb3 Qc7 13.Rac1 b5 14.Rfe1 Nb6 15.c4 bc4 16.dc4 d4 17.c5 Nbd7 18.Nc4 ab4 19.ab4 Rb8 20.Nd6 Re7 21.Nc8 Qc8 22.Bf1 Ne8 23.b5 cb5 24.c6 Nf8 25.Ba3 (worse is 25.Bb5 Qd8 26.Ba3 Nc7–/+) 25...b4 26.Bb4 Rc7 27.Qc4 (better is 27.Qa4!?=) 27...Rb6–/+ 28.Ne5 Be5 29.Qc5 Rb4! 30.Qb4 Rc6 31.Rc6 Qc6 32.f4 Bd6 33.Qb1 (33.Qd4?? Bc5 34.Qc5 Qc5 35.Kg2 Nf6–+) 33...Qc3 34.Rc1 Qe3 35.Kg2 Ba3 36.Rc6 Kg7 37.e5 Ne6 38.Bc4 N8c7 39.h4 Qd2 40.Kh3 Qe3 41.Kg2 Qd2 42.Kh3 Bb2 (better is 42...h5–+) 43.f5= gf5 44.Qf5 Qe1?? (better is 44...Qc1 45.Bd5 Nd5 46.Rc1 Bc1 47.Qg4 Kf8+=) 45.Qf3?? (better is 45.Qf6 Kg8 46.Bd5+–) 45...Qe5–+ 46.Rb6 Bc3 47.Rb1 Ne8 48.Rf1 Nd6 49.Qg4 Kh8 50.Bd3 Ba5 51.Rf2 Bc7 52.Re2 Qg7 53.Qf3 Qh6 54.Kg2 Nc5 55.Bb1 ½–½. Wiegel,Joerg – Schenk,Uwe (2190), Hermannen op, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 Qb6 6.c3 a5)

7.a3 c5 8.d3 ab4 9.cb4 cb4 10.Qb3 Nc6 11.Nbd2 d5 12.0–0 0–0 13.Rab1 Be6 14.Ng5 Bg4+= 15.Ngf3 Qb5 16.h3 Bf3 17.Nf3 Qa4 18.Bf6 Qb3+= 19.Rb3 Bf6 20.ab4 Ra2 21.e3 e6 22.Rc1 Rfa8 23.b5 Ne5 24.Ne5 Be5 25.d4 Bf6 26.Rbc3 Rb2 27.Rc8 Rc8 28.Rc8 Kg7 29.Bf1 e5 30.de5+/– Be5 31.Rc5 Rd2 32.Bg2 b6 33.Rd5 Rd5 34.Bd5 f5 35.Kf1 g5 36.Bf3 f4 37.g4 fe3 38.fe3 Kf6 39.Ke2 Bd6 40.Kd3 Ke5 41.Be4 ½–½. Poley,V (2330) – Apicella,M (2510), 17th Open, Avoine FRA, 2002.

7.a3 d5 8.0–0 0–0 9.d3 c5 10.Nbd2 ab4 11.cb4 cb4 12.Qb3 Nc6 13.Rab1 Be6 14.ab4 d4 15.Nc4 Qd8 16.b5 Na5 17.Qc2 (17.Qd1!? Nc4 18.dc4 Bc4 19.Bd4=) 17...Nc4–/+ 18.dc4 Bf5 19.Qb3 Bb1 20.Rb1 Ne4 21.Rd1 Nc5 22.Qb4 Qb6 23.Nd4 Rfd8 24.Rd2 Na4 25.e3 Nb2 26.Qb2 e6 27.h4 Rac8 28.Rc2 Bd4–+ 29.ed4 Rd4 30.c5 Rd1 31.Kh2 Rc5 32.Rc5 Qc5 33.Bb7 g5 34.Qe2 Rd4 35.Bc6? gh4–+ 36.Qe3 Kf8 37.Qh6 Ke7 38.Qh7 hg3 39.Kg3?? Qe5 40.Kg2 Qg5 41.Kf1 Rd1 42.Ke2 Rd2 43.Kf1 Qf4 44.Bf3 Qf3 45.Qh4 Kd7 (45...Kd7 46.Qd4 Rd4 47.Kg1 Rd1 48.Kh2 Rh1#) 0–1. Tiggelman,R – Meessen,R (2310), Belgian Interteams, 1999.

7.Qa4 Na6 8.a3 d5 9.0–0 0–0 10.d4 c5 11.dc5 Nc5 12.Qc2 Nce4 13.Nbd2 (13.c4!?+=) 13...Bf5–/+ 14.Ne4 Ne4 (worse is 14...de4 15.Nd4=) 15.Qb3 Rfd8 16.Rac1 Rac8 17.Ba1 Qb5 18.e3 a4 19.Qd1 Nc3 (19...e5 20.Nd2–/+) 20.Bc3 Rc3 21.Rc3 Bc3 22.Nd4 Bd4 23.Qd4 Qd3 24.Qa1 Qb3 25.Rd1 Bd3 26.Rc1 Bc2 27.Qd4 Rc8 28.Qd2 Bf5 29.Rc8 Bc8 30.Qd5 Qb1–/+ 31.Bf1 Bh3 32.Qd3 Qc1 33.Qd8 Kg7 34.Qd4 f6 35.Qc4 Qa1 36.e4 Bf1 37.Qf1 Qa3 38.Qc4 Qa1 39.Kg2 a3 40.b5 Qe5 41.f4 Qd6 42.Kh3 h5 43.Kh4?? Qd2 44.Kh3 Qd7 45.Kg2 b6 46.h4?? Qd6 47.Kf3 Qc5 48.Qc5 bc5 49.b6 a2 50.b7 a1Q 51.b8Q Qc3 52.Ke2 Qc4 53.Kd2 Qe4 54.Qe8 f5 55.Kc3 Qb4 56.Kd3 c4 57.Kd4 c3 58.Kd3 Qc5 59.Kc2 Qb4 60.Kd3–/+ Qc5 61.Kc2 Qf2 62.Kb3 Qb2 63.Ka4 Qb7 64.Qd8 Kf7 65.Qd1 Qc6 66.Kb3 Qc5 67.Qd3 Kf6 68.Kc2 Qb4 69.Qa6 Qd6 70.Qc8?? Qd2 71.Kb3 Qd1 72.Ka3 c2 (72...c2 73.Qc3 Kf7 74.Qc4 Kg7 75.Qc3 Kh7–+) 0–1. Schmittdiel,E – Heyken,E, Baden–Baden, 1989.

7.Qb3 ab4 8.cb4 d6 9.Bd4 +=.

7.Qb3 d5 8.0–0 Bg4 9.d3 Bf3 10.Bf3 0–0 11.a3 e6 12.Nd2 Rd8 13.c4 Nbd7 14.Rfc1 Ne8 15.Bg7 Ng7 16.b5 Ne5 17.c5 Qb5 18.Qb5 cb5 19.Rcb1 b4 20.ab4 b6 ½–½. Tamilin,Alexander – Marchik,N (2310), UKR–chT Alushta, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 Qb6 6.c3 a5)

7.Qb3 d6 8.0–0 ab4 9.Qb4 Nbd7 =.

7.Qb3 d6 8.ba5 Qa5 9.0–0 (9.c4 Nbd7=) 9...Nbd7 (9...b5 10.d3+=) 10.d4= Nb6 (10...Qh5 11.h3=) 11.Nbd2 (11.c4 0–0=) 11...0–0 (11...d5 12.e3=) 12.e4 Be6 13.c4 (13.Qc2 Ba2 14.e5 Nfd7 15.ed6 ed6+=) 13...Qa6 (13...Ne4!? 14.Ne4 Bc4+=) 14.d5= cd5 (14...Bc8 15.Rfe1=) 15.cd5+= Bd7 (15...Bg4 16.Rfb1 Na4 17.Bd4=) 16.Bf6 (16.Bd4 Na4+=) 16...Bf6= 17.Rab1 Na4 18.Rfc1 (18.Qb7!? Qb7 19.Rb7=) 18...Nc5+= 19.Rc5 (19.Qe3 Qa2 20.e5 Ra3–/+) 19...dc5–/+ 20.e5 (20.Qb7 Rfd8–/+) 20...Bg7 (20...Bh8 21.Qb7 Rfd8 22.Qa6 Ra6 23.Rb2–/+) 21.Qb7 Bf5 22.Rb2 Bd3 23.Qe7+= c4 24.Rb7 Qa3 25.d6 c3 26.Nf1?? Bf1 27.Bf1 c2 28.Ng5 c1Q 29.Nf7 Qf3 (29...Qf3 30.Nh6 Qh6 31.Qe6 Kh8–+) 0–1. Yopez,Fabian – Alvarez Diaz,Oscar E, corr, 1967. SAME AS THE NEXT GAME!

7.Qb3 d6 8.ba5 Qa5 9.0–0 Nbd7 10.d4 Nb6 11.Nbd2 0–0 12.e4 Be6 13.c4 Qa6 14.d5 cd5 15.cd5 Bd7 16.Bf6 Bf6 17.Rab1 Na4 18.Rfc1 Nc5 19.Rc5 dc5 20.e5 Bg7 21.Qb7 Bf5 22.Rb2 Bd3 23.Qe7 c4 24.Rb7 Qa3 25.d6 c3 26.Nf1 Bf1 27.Bf1 c2 28.Ng5 c1Q 29.Nf7 Qf3 0–1. Ypez,Fabian – Quinones,Oscar, 1967. SAME AS THE PREVIOUS GAME!

6.Nc3 Qb4–/+

7.Rb1 0–0 8.Nd5 Qd6 (worse is 8...Nd5 9.Bg7 Qb1 10.Qb1 Kg7 11.Qb2 Nf6 12.a3+/–) 9.Nf6 Bf6 10.h4 Na6 11.h5 g5 12.h6 Bb2 13.Rb2 g4 14.Nh4 f5 15.e4 Qf6 16.Nf5? (better is 16.d4 d6 17.ef5 Bf5 18.Nf5 Qf5 19.Qe2=) 16...Qb2–+ 17.Qg4 Kf7 18.Qh5 Kg8?? (better is 18...Ke6 19.Ng7 Kd6 20.Ne8 Re8 21.Qe8 Nb4–+ (worse is 21...Qc2 22.e5 Kc7 23.Qe7–+)) 19.Qg5+– Kf7 (19...Kh8 20.Qe7 Qf6 21.Qg7 Qg7 22.hg7 Kg8 23.gf8R Kf8+–) 20.Qe7 Kg8 21.e5 (21.e5 Qb1 22.Ke2 Qb5 23.d3 Qe5 24.Qe5 Rf7 25.Qe8 Rf8 26.Ne7 Kh8 27.Qf8; 21.Rh4 Qb1 22.Ke2 Qb5 23.d3 Qd3 24.cd3 Rf7 25.Qg5 Kh8 26.Qd8 Rf8 27.Qf8) 1–0. Eckhardt,Wladislaw (2140) – Loehr,Roland (1955), Mittelfrankenliga–B2a, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 Qb6 6.Nc3 Qb4)

7.Qc1 A) 7...d6 8.a3 (8.0–0 0–0 9.Rb1 Qc4 10.d3–/+) 8...Qg4 9.h3 Qe6 10.e3–/+; B) 7...d5 8.a3 (8.0–0 Nbd7 9.Rb1 e5 10.d3–/+) 8...Qd6 9.e4 Nbd7 10.0–0–/+.

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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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