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TESTF475 Release 2024-03-26
Marek Trokenheim's homepage
(c) Marek Trokenheim

1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 d5

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5.Bb2 Ba5 6.Nf3 0-0 7.Be2 Bg4 8.0-0 Bf3 9.Bf3 c6 10.c4 Nbd7 11.cd5 cd5 12.Nc3 Ne5 13.d3 Nf3 14.Qf3 Rc8 15.Rac1 d4 16.ed4 Qd4 17.Na4 Qa4 18.Bf6 gf6 19.Qf6 Qg4 20.f3 Qg6 21.Qf4 Bb6 22.Kh1 Rce8 23.Rc4 Be3 24.Qh4 Bg5 25.Qg3 Bf6 26.Qf4 Bg5 27.Qg3 Re2 28.Rg4 h6 29.h4 f5 30.hg5 fg4 31.Qg4 Qg5 32.Qg5 hg5 33.Kh2 g4 34.Kg3 gf3 35.gf3 Re3 36.Rh1 Ref3 37.Kg4 R3f4 38.Kg5 R4f5 39.Kg4 Rf4 40.Kg3 Rf3 41.Kg4 Rd3 42.Kg5 Rd4 43.Kh6 Rf6 44.Kg5 Rf7 45.Rh6 Rg7 46.Rg6 Rd5 Time forfeit 0-1. hurvajsmanka (1840) - moady (2085), Rated Bullet tournament 9HDHpU6E, lichess.org, 2015.

5.Bb2 Kd7 6.c4 c6 7.Nf3 Kc7 8.Nc3 (8.Qb3 Bf8+/-) 8...Bg4 9.Rc1 (better 9.cd5!? Nd5 10.Nd5 Qd5 11.Bg7+=) 9...d4= 10.Nd5 (10.Nb1!? de3 11.fe3=) 10...cd5-/+ 11.cd5 Kd6 12.Qb3 (12.Bd4!? Nbd7 13.h3 Bf3 14.Qf3-/+) 12...Qa5-+ (12...Nd5?! 13.Nd4 Nc6 14.e4=) 13.a3 Bc5?? (13...Bf3 14.ab4 Bd5-+ (14...Qd5 15.Bc4 Qe4 16.gf3 Qf3 17.Rf1+/-)) 14.Nd4 (14.Ne5 Ke5 15.Rc5+-) 14...Nbd7 (14...Bd4 15.Bd4 Rc8 16.Rc4 Rc4 17.Bc4=) 15.h3 (better 15.f3+/-) 15...Bh5?? (better 15...Bd4 16.Bd4 Ne4+=) 16.Nf5+/- Kc7 17.Qb4 (17.Qb4 Qb4 18.ab4+-) 1-0. BeepBeepImAJeep - TricksOnlyNL (2395), IM TricksOnlyNL Arena, lichess.org, 2017.

5.Bb2 Bg4 6.Be2 Be2 7.Qe2 0-0 8.Nf3 (8.Qb5 Na6=) 8...Nbd7 9.0-0 c6 10.Bf6 Nf6 11.d4 Qc7 (11...Re8 12.c4=) 12.a3 (12.c4 dc4 13.Qc4 Qe7=) 12...Bd6 13.c4 Ne4 (13...dc4 14.Qc4 Ng4 15.h3=) 14.cd5 (14.Qc2 b6=) 14...cd5=+ 15.h3 Rac8 16.Nbd2 (16.Ra2 Rfe8=+) 16...Qc2 17.Rfe1 Nd2 18.Qd2 Qd2 19.Nd2 Rc2 20.Nf3 Rfc8 21.a4 (21.Rab1 b6=+) 21...f6 (21...Bb4 22.Reb1 a5 23.Ne1=) 22.Reb1 b6 (22...R2c7 23.Kf1 Kf7 24.Rb5=) 23.g3 (23.Ne1 R2c4=) 23...Re2 (23...Kf7 24.a5 Bc7 25.ab6 Bb6 26.Ne1=) 24.Rc1 (24.Rb5 Kf7 25.Rd5 Ke7+/-) 24...Rcc2 (24...Rc1 25.Rc1 Ra2 26.Rc8 Kf7 27.Nh4 Ra4 28.Nf5=+) 25.Rc2= Rc2 26.a5 (26.Rb1 Kf7 27.Rb5 Ke6=) 26...Bc7 (26...b5!?=+) 27.ab6= Bb6 28.Ne1 Rc3 29.Nf3 Kf7 30.Nh4 (30.Ra6 Ke7=) 30...g6 (30...a5 31.Kf1=+) 31.Nf3 Ke6 32.Kf1 g5 33.g4 h6 34.Ke2 Rc2 35.Kf1 Kf7 (35...a5 36.Ne1 Rd2 37.Rc1=) 36.Ne1 Rc3 37.Ke2 Kg6 (37...a5 38.Nd3=) 38.Kd2 Rc7 39.Nd3 h5 40.Nb4 Rd7 41.Rc1 (41.Ra6!?+=) 41...hg4 42.hg4 Ba5 43.Rb1 Rb7 44.Kc3 Rc7 (better 44...f5 45.gf5 Kf5-+) 45.Kb3?? (45.Kd3 Rb7 46.Kc3 a6-/+) 45...Rb7 (better 45...Bb4 46.Rh1 a5-+) 46.Ka4= Bb4 47.Rb4 Rb4? (better 47...Rc7+=) 48.Kb4+- f5? (48...Kf7 49.Kc5 Ke6 50.f3+-) 49.f3 (better 49.Kc5 fg4 50.Kd5+-) 49...fg4 50.fg4 Kf6 51.Ka5 Ke6 52.Ka6 Kd6 53.Ka7 Kc6 54.Ka6 Kd6 55.Kb6 (55.Kb6 Kd7 56.Kc5+-) 1-0. minnesotawild (2270) - LevorukiJDzo (2190), Rated Blitz game, lichess.org, 2016.

5.c3 Qe7 6.cb4 Qe5 7.d4 Qd6 8.a3 0-0 9.Nc3 Bf5 10.Bd3 Bd3 11.Qd3 Nbd7 12.Nf3 Rfe8 13.0-0 Ne4 14.Rac1 Ndf6 15.Nb5 Qd8 16.Nc7 Nd6 17.Ne8 Nfe8 18.g3 Nc4 19.Ne5 Ned6 20.Rc2 Rc8 21.Rfc1 f6 22.Nc4 Nc4 23.Qf5 b5 24.e4 de4 25.Qb5 Qd4 26.Rc4 1–0. COMP – NN, internet, 2002.

5.Bc3 c5 6.a3 Ba5 7.Ba5 Qa5 8.Be2 Nc6 9.Nf3 0-0 10.0-0 Bf5 11.d3 Rad8 Black prepares the advance d4 12.Nbd2 c4 13.Nh4 cd3 14.Bd3 Be6 15.Nhf3 d4 16.ed4 Nd4 17.Nd4 Rd4 18.Nf3 Bg4?? (18...Rd5 19.Qe1+=) 19.h3?? (better is 19.Bh7 Kh7 20.Qd4 Bf3 21.gf3+/–) 19...Bf3= 20.Qf3 Rfd8 (20...b5 21.Rfb1 a6 22.c3=) 21.Rad1 (better is 21.Qb7!? Qc5 22.Rfe1+/–) 21...b6 22.Rde1 Qd5 23.Qg3 Nh5 24.Qc7 Nf4 25.f3?? (25.Re4! Qg5 26.g3 Nd3 27.Rd4 Rd4 28.cd3 Rd3 29.Qa7=) 25...Nd3 (better is 25...Qg5 26.Re2 Rd3 27.cd3 Ne2 28.Kh2 Kf8–+ (28...Rd3?! 29.Re1-/+)) 26.cd3-/+ Rd3 27.Kh1 Ra3?? (27...Qd7 28.Qd7 R3d7 29.Re3-/+) 28.Re7?? (better is 28.Qe7 h6 29.Qa3+–) 28...Rd3 29.Qa7 Rd1 30.Rd1 Qd1 31.Kh2 Qd6 32.Kg1 Qf6 33.Qc7 Rd1 34.Kh2 h6?? 35.Re8+– Kh7 36.Qc2 g6 37.Qd1 Qf4 38.Kg1 Qc7 39.Qd5 Kg7 40.Qe5 Qe5 41.Re5 Kf6 42.Rb5 Ke6 43.Rb6 Ke5 44.Rb8 f5 45.Rh8 h5 46.Rg8 Kf6 47.Kf2 1–0. sunnyda – andusbravo, internet, 2013.

5.Nc3 Bc3 6.Bc3 0-0 7.Nf3 =.

5.Nc3 c6 6.Nf3 0-0 7.Bd3 Nbd7 8.Bf6 Qf6 (8...gf6?! 9.Qb1 Bd6 10.Bf5=) 9.Ne2 Nc5 10.Rb1 Nd3 11.cd3 Ba5 12.h3 Bf5 13.Nf4 g5 14.Nh5 Qg6 15.Ng3 Bd3 (better is 15...Bc8!?+=) 16.Ne5+= (worse is 16.Rb7 Ba6 17.Rb3 Bc7+=) 16...Bb1 17.Ng6 Bg6 18.0-0 (18.h4 gh4 19.Rh4 Rfe8+=) 18...Bd3 19.Re1 f6 20.f4 (20.Qb3 Ba6+=) 20...Bb6 21.Qg4 White intends f5 21...h6 22.f5 (22.Qe6 Rf7 23.Nh5 gf4 24.Nf6 Kf8 25.Nd7 Rd7 26.Qd7 fe3 27.de3 Re8 28.Qb7 Re6+–) 22...Rae8 23.Kh2 (23.Qh5 Re7 24.Qg6 (24.Qh6? Rh7 25.Qg6 Kh8–+) 24...Rg7 25.Qh5–+) 23...Bc7+= 24.Kh1 (24.Rc1!?+=) 24...Bg3-/+ 25.Qg3 Bf5 26.Qc7 Rf7 27.Qd6 Bd3 28.a4 Kg7 29.Qc5 Re4 30.Qc3 Ba6 31.d3? (31.a5 Rc4 32.Qb2 Bb5-/+) 31...Re6 (31...Ra4!? 32.Kg1–+) 32.e4 Rfe7 33.e5 (33.Qc2–+) 33...fe5 34.d4 e4 35.Qc5 e3 36.Qc2 (36.Qa7 Rf7 37.Kh2–+) 36...e2 37.Kg1 Rf7 38.Qd2 Rf1 39.Kh2 Re1 40.Qe1 Rf6 (40...Rf6 41.Qg3 Rf4–+) 0–1. lendzior (1710) – holomorf (1800), internet, 2013.

5.Nc3 Nc6 6.Bf6 Qf6 7.Nd5 Qe5 8.c4 (8.Nb4 Nb4 9.c3 Nd5+/-) 8...Be6 (8...Bf5!?+=) 9.Nf3+/- Qd6 10.Nf4 (10.Nb4!? Nb4 11.d4+/-) 10...0-0-0 11.Be2 (11.Ne6 fe6 12.Qc2+=) 11...Na5 (better 11...Ne5!? 12.Nd4 Bc4=) 12.Ne6 fe6 13.0-0 (13.Qc2 Nc6+/-) 13...Bd2+= 14.Qa4 (better 14.Qc2 Bb4 15.Rad1+/-) 14...Bb4? (better 14...Qb4 15.Qc2 Qc3+=) 15.Rab1 (better 15.a3 Bc3 16.Rac1+-) 15...b6? (better 15...Nc6+-) 16.Qb4 Qb4 17.Rb4 Rd6 18.c5! Rc6 (18...bc5 19.Rb5 Double attack (19.Rb5 Decoy)) 19.Ba6 Kb8 20.Ne5 Rc5 (20...Ka8 21.Rc1 Rc5 22.Rc5 bc5 23.Rb5+-) 21.Nd7 Ka8 22.Nc5 bc5 23.Rb5 Nc6 (23...Nc4+-) 24.Bb7 Kb8 25.Bc6 Kc8 26.Rfb1 (26.Rd1 Re8 27.Rb7 a6 28.Ra7 Rd8 29.Ra8) 26...Kd8+- 27.Rb8 Ke7 28.Rh8 Kf6 29.Rh7 Ke5 30.Rg7 (30.Rg7 Kf5 31.Rc7 e5 32.Bd7 Kf6 33.Rc6 Kf7 34.Bf5 Kf8 35.Rb7 c4 36.Rc8) 1-0. BeepBeepImAJeep (2605) - bosanac2 (1705), lichess.org, 2016.

5.Nc3 Be6 6.Bb5 (6.Rb1!? Bc3 7.Bc3=) 6...c6=+ 7.Ba4 (7.Be2 Nbd7 8.a3 Ba5-/+) 7...Nbd7 8.Nf3? (8.Rb1 Ne5 9.Rb4 b5-/+) 8...Bg4 (better is 8...Qa5!? 9.Bf6 Nf6–+ (9...gf6?! 10.Bb3-/+)) 9.Bd4=+ 0-0 (9...Bc5 10.Bc5 Nc5 11.0-0=+) 10.0-0 (10.h3 Bf5=+) 10...Ne4-/+ 11.Rb1 (11.h3 Bf3 12.Qf3 Nd2=+) 11...a5 (better is 11...Qa5 12.Ne4 de4-/+) 12.h3 (12.a3 Bc3 13.dc3 Bf3 14.Qf3 b5 15.Bb5 cb5 16.Rb5 Ndf6-/+) 12...Bh5 (12...Bf3 13.gf3 Nec5 14.Bc5 Nc5 15.Ne2 Na4 16.c3 Qg5 17.Kh1–+) 13.a3 (13.g4 Bg6-/+) 13...Bc3 14.dc3 b5 15.Bb3 a4 16.Ba2 Ndf6 17.g4 Ng4!–+ 18.Ne5 Ne5 19.Qh5 Ng6 20.Rbd1 Qd6 21.c4 bc4 22.c3? Qa3 23.Bb1 Qe7 24.Qg4 c5 25.Be4 de4 26.Bc5 Qc5 27.Qe4 Rfe8 28.Qf3 Ne5 29.Qg2 Ra6 (29...Ra6 30.Qg3 Rg6 31.Qg6 Ng6–+; 29...Qa3!? 30.Rb1–+) 0–1. Wlosek,Maciej – Mroz,Antoni, corr 2. AMM Poland, 1994.

5.c4 c5 6.cd5 Qd5 7.Nf3 Nc6 8.Bb2 Bg4 9.Be2 0-0 10.0-0 Rad8 11.Qa4 Ba5?? (better 11...c4=+) 12.Bf6+- Bf3 (12...gf6 13.Qg4 Kh8 14.Nc3+-) 13.Bf3 gf6 (13...Qd6 14.Bd8 Rd8+-) 14.Bd5 Rd5 1-0. pacalmisu (2455) - yugichess (2360), Rated Blitz game, lichess.org, 2016.

5.c4 Qe7 6.Nf3 Nc6 7.Bb2 dc4 8.Bc4 Bg4 9.0-0 0-0 10.Be2 Rad8 11.d4 Rfe8 12.Nc3 a6 13.Qc2 Qd7 14.Ne5 Ne5 15.de5 Re5 16.Rad1 Bd6 17.Ba3 b5 18.Bd6 cd6 19.Bg4 Qg4 20.Rd4 Qc8 21.Qd3 Rc5 22.Ne4 The isolani on d6 becomes a target 22...Ne4 (22...Ne4 23.Qe4 Qe6-/+) 0-1. Brogger,Gunnar - Baer,Werner (1845), 04. VCC-Open, 2001.

5.c4 Bg4 6.Qa4=+ Nc6 7.a3 Be7 8.cd5 Qd5 9.Bc7 0-0 10.h3 Bh5 11.Nc3 Qd7 12.g4 (12.Bf4 Rfd8 13.Qc2 Nd5 14.Nd5 Qd5=+) 12...Bg6=+ 13.Bg3 Rfd8 14.Nf3 a6 15.Bg2 Bd3 16.g5 Nh5 17.Ne5 Ne5 18.Be5 Qe6 19.Bh2 Rac8 20.Qg4 Qb3 21.Be5 (worse 21.Qh5 Rc3 22.Be5 Rc2-+) 21...Rc5 22.f4 g6 23.Bf3 Ng7 24.Bd1 Qc4 25.h4 Nf5 26.Qf3 b5 27.Rh3 Nh4 28.Qh1 Re5 29.fe5 Bg5 30.Be2 (30.Rc1!?=+) 30...Be2-/+ 31.Ne2 Nf5 32.d4 h6 (32...Be3 33.Rh7 Nh6 34.Rh6 Bh6 35.Qh6 Rd4 36.Rc1+- (36.Nd4 Qc3 37.Ke2 Qa1+/-)) 33.Qe4 Qb3 Pawn e3, live or die! 34.Rb1 (34.Rc1 Qa3 (34...Be3? 35.Rc3 Qa2 36.Rhe3+-; 34...Ne3?! 35.Rf3=) 35.Kf2 a5-/+) 34...Qa3 35.Kf2 Rc8 (35...b4 36.Rd1-/+) 36.Rd1 b4 37.Qd3 Qa2 38.Kf1 (better 38.Rd2!? Qa4 39.Rb2=+) 38...b3-+ 39.e4 b2 40.Qb1? (40.ef5 Bc1 41.Nc3 Rc3 42.Qc3-+) 40...Qa4 41.ef5 (41.Ke1 Nd4! 42.Qb2 Nc2 43.Kf2 Qe4-+) 41...Bc1 42.Ke1 (42.Rc1 Rc1 43.Qc1 bc1N 44.Nc1 Qd1 45.Kf2 Qc1 46.fg6 Qc2 47.Kg3 Qd3 48.Kg2 Qd4 49.gf7 Kf7-+) 42...Qa5 43.Kf2 Qa1 44.Rc3 Qb1 45.Rc8 Kg7 46.f6 Kh7 47.Rcc1 Qf5 48.Ke3 (48.Ke1 bc1R 49.Rc1 g5-+) 48...bc1B 49.Rc1 (49.Nc1 h5 50.Ne2 g5-+) 49...g5 50.Ra1 (50.Rc7 Kg6 51.Re7 g4 52.Nf4 Kg5-+) 50...h5 51.Ra6 Qh3 52.Kd2 (52.Kf2 h4 53.Ra7 Kg6-+) 52...h4 53.Ra7 (53.Rc6 Kg6-+) 53...Qb3 54.Re7 (54.Rc7 h3 55.Rc3 Qb2 56.Kd3 h2-+) 54...Kg6 55.Re8 (55.e6 fe6 56.Nc3 Kf6-+) 55...h3 56.Rg8 (56.Rc8 Qb7 57.Rh8 Qf3-+) 56...Kf5 57.Rh8 (57.Re8 Ke4 58.e6 Qb4 59.Nc3 Kd4 60.Rd8 Kc4 61.ef7 Qc3 62.Ke2 Qb2 63.Ke1 Qe5 64.Kd1 h2-+) 57...Qf3 58.Rh7 (58.e6 Ke6 59.Re8 Kf6-+) 58...Ke4 59.e6 (59.Rh5 Qe3 60.Kd1 Kd3 61.Nc1 Kd4-+) 59...Qe3 60.Kd1 Qb3 61.Kd2 Qa2 62.Ke1 (62.Kc3 Qe6 63.Nc1 Qf5-+) 62…Qe6 (62...Qe6 63.d5 Kd5-+) 0-1. PeterRs (2610) - LAVAREDA (2465), ChessWorld.net, 2019.

5.Bd3 Nbd7 6.Bg3 Nc5 7.a3 Ba5 8.Nf3 Nfe4 (worse 8...Nd3 9.cd3 Bf5 10.Qe2=+) 9.0-0 Ng3 (9...0-0 10.Be4 Ne4 11.Nd4-/+) 10.fg3 (10.hg3 0-0=+) 10...0-0 11.Nd4 (11.Nc3 Bc3 12.dc3 Qe7=+) 11...c6 (11...Qg5 12.Qc1=+) 12.Nb3 (12.Nc3!?=+) 12...Nb3-/+ 13.cb3 d4 14.Qf3 (better 14.Qc2!? g6 15.e4-/+) 14...de3-+ 15.Qe4 (15.Qe3?? Bb6 16.Bc4 Be3 17.de3 b5-+) 15...g6 16.Qe3?? (better 16.de3 Bb6 17.Kh1-+) 16…Bb6 (16...Bb6 17.Bc4 Be3 18.de3 b5-+) 0-1. dr61 (1985) - yousefkamalimonfared (2170), Rated Classical game, lichess.org, 2016.

5.Be2 c5 6.Nf3 Nc6 7.Bb2 d4 8.ed4 cd4 9.0-0 0-0 10.d3 Bg4 (10...Re8 11.c3 Bc5 12.cd4 Nd4 13.Nd4 Bd4 14.Bd4 Qd4 15.Nd2+=) 11.Nbd2 (better is 11.Nd4!? Be2 12.Ne2+=) 11...Re8-/+ 12.a3 Bc5 13.Nb3 Increasing the pressure on the isolated pawn on d4 13...Bb6 14.h3 Bh5 15.Re1 Rc8 16.Rb1 Qd6 17.c4 (better is 17.Nbd2!?+=) 17...dc3!-/+ 18.Bc3 Nd5 (18...Qa3?! 19.Bf6 gf6 20.Nfd2 Be2 21.Re2=) 19.Bd2 Qa3 20.g4 Bg6 21.Bg5?? (21.Rc1 a5 22.Ra1 Qd6–+) 21...Qa4 (better is 21...Nc3 22.Qd2 Re2 23.Qc3 Bf2 24.Kh1 Re1 25.Re1 Be1 26.Ne1–+) 22.Nbd4?? (better is 22.Rc1–+) 22...Qd1 (22...Nd4 23.Qa4 Nc3 24.Qd4 Bd4 25.Nd4 Nb1 26.Rb1+=) 23.Rbd1 Nd4 24.Nd4 Bd4 25.Bf3 Nc3 26.Re8 Re8 27.Ra1 b5 28.Ra6 h6 29.Bd2 Bd3 30.Bc3 Bc3 31.Ra7 b4 32.Bd5 Bg6 33.h4 Rd8 34.Bb3 Bf6 35.h5 Be4 36.Bf7 Kh8 37.Bb3 Bd5 38.Bd5 Rd5 39.Ra8 Kh7 40.Rb8 Bc3 41.Kg2 Rd1 42.f4 Rd3 43.g5 hg5 44.fg5 Rd5 45.g6 Kh6 46.Rh8 Kg5 47.Rg8 b3 48.h6 gh6 49.g7 Kg6 50.Rb8 Kg7 51.Rb3 Rc5 52.Kf3 Kg6 53.Ke4 Kg5 54.Kd3 h5 55.Rc3 Rc3 56.Kc3 h4 57.Kd3 h3 58.Ke3 h2 59.Kf3 h1Q 60.Kg3 Qg1 61.Kh3 Qf1 0–1. blaugrana18 – tomiszt2 (1680), internet, 2013.

5.Be2 Be7 6.Nf3 c5 7.0-0 Nc6 8.Bb2 0-0 9.d3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 Be7 7.0-0 c5 8.d3 Nc6 9.Bb2).

5.f4 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.f4 d5).

5.f4 Ne4 6.Nf3 0-0 7.Be2 c5 8.Bb2 Qb6 9.Qc1 Bg4 10.0-0 Nd7 11.c3 Ba5 12.c4 dc4 13.Bc4 Qc6 14.Qc2 b5 15.Nd4+= Qb7 16.Nb5+/– Rab8 17.N1c3 Nd2 18.Qd2 a6 19.h3 ab5? 20.Bd5+– (20.Bd5 Qa7 21.hg4+–; 20.hg4 bc4 21.Rab1 Rfe8=+) 1–0. pierre – rale, chess.com, 2007.

5.Bf6 Qf6 6.a3? Qa1-+ 7.ab4 Nc6 8.Nf3 (8.b5 Ne7 9.Nf3-+) 8...Nb4 9.Be2 Qb2 10.0-0 Qc2 11.Qc2 Nc2 12.Nc3? (12.Rc1 Nb4 13.Rc7-+) 12...Nb4 (12...c6 13.Rb1-+) 13.Rc1 (13.Nb5 Kd8-+) 13...c6 14.Rb1 Na6 (14...a5!? 15.d4-+) 15.d4? (15.Ba6 ba6 16.Ne5-+) 15...Nc7 16.Na4 (16.Bd3 Ke7-+) 16...0-0 (16...b5 17.Nc5 f6 18.Bd3-+) 17.Nc5 b6 (17...a5 18.Bd3 Ra7 19.Rb3-+) 18.Nd3 Ba6 19.Nfe5 (19.Rc1 Bc4-+) 19...Bd3 (better 19...c5 20.dc5 bc5 21.Nd7-+) 20.Bd3 Rad8 (better 20...c5 21.dc5 bc5-+) 21.Nc6-/+ Rc8?? (21...Ra8!? 22.Ne7 Kh8-/+) 22.Na7?? (better 22.Ne7 Kh8 23.Nc8 Rc8 24.Rc1+-) 22...Rb8-/+ 23.Nc6 Rbc8?? (23...Rb7 24.Na5 Ra7 25.Nc6-/+) 24.Ne5?? (better 24.Ne7 Kh8 25.Nc8 Rc8 26.Rc1+- (26.Rb6?! Ne8+-)) 24...Ne6 (24...Na8 25.Nd7 Rfd8 26.Nb6 Nb6 27.Rb6 Rc1 28.Bf1=+) 25.Nf3 (25.Kf1 Rc3 26.Rb6 f6=+) 25...f6 (25...Rc3 26.Bf1-/+) 26.Bf5 (better 26.Rb6 Rc1 27.Bf1=+) 26...Rfd8?? (better 26...Rc6-/+) 27.Be6+- Kf8 28.Bc8 Rc8 29.Rb6 (29.Ne1 Rb8+-) 29...Ke7 (29...Rc1 30.Ne1 Re1) 30.Rb1 Kd7 31.g3 Kd6 32.Nd2 Ke6 (32...h5 33.Rb6 Rc6 34.Rc6 Kc6 35.h3+-) 33.Nb3 Kf5 (33...Kd6 34.Nc5+-) 34.Nc5 Kg4 (34...Ra8 35.Rb7 Kg6 36.Rd7+-) 35.Rb7 (35.Kg2 Kf5+-) 35...Ra8 (35...Kf3 36.Rb3+-) 36.Rg7 (better 36.Kg2 Rg8+-) 36...Kf3 37.h4 Ra1 38.Kh2 Rf1 (38...Ra2 39.Nd3 Rd2+-) 39.Kh3 (better 39.Nd3 h6+-) 39...Rf2 (39...Rh1) 40.g4 (better 40.Rf7 Ke3 41.Ne6 h5+-) 40...Rf1 41.Kh2 Ke3 (41...Rf2 42.Kg1 Rg2 43.Kh1+-) 42.g5 (42.Rh7 Rf2 43.Kg1 Rf4+-) 42...Kd4 43.Rd7?? (better 43.Nb7+-) 43...Kc5= 44.Rd5?? (better 44.Rc7 Kd6 45.Rh7 fg5 46.hg5=) 44...Kd5-+ 45.g6 (45.Kg2 Rf4 46.Kg3 fg5 47.hg5 Ke4 48.g6 hg6 49.Kg2 Ke3 50.Kg3 g5 51.Kg2 Rg4 52.Kh1 Kf2 53.Kh2 Rh4) 45...hg6 46.Kh3 Rf5 47.h5 (47.Kg4 Rh5 48.Kf3-+) 47...Rh5 48.Kg4 (48.Kg2 Rf5 49.Kg1 Ke4 50.Kh2 Kf3 51.Kg1 Rh5 52.Kf1 Rh1) 48...Rf5 (48...Ke4 49.Kg3 Ke3 50.Kg4 Rg5 51.Kh3 Kf3 52.Kh2 Rh5 53.Kg1 g5 54.Kf1 Rh1) 49.Kg3 (49.Kh4 Rg5 50.Kh3 Ke4 51.Kh2 Kf3 52.Kh1 Kf2 53.Kh2 Rh5) 49...Ke5 (49...Ke4 50.Kg2 Ke3 51.Kg3 Rg5 52.Kh3 Kf3 53.Kh2 Rh5 54.Kg1 g5 55.Kf1 Rh1) 50.Kg4 Rg5 (50...Ke4 51.Kg3 Ke3 52.Kg4 Rg5 53.Kh3 Kf3 54.Kh2 Rh5 55.Kg1 g5 56.Kf1 Rh1) 51.Kf3 Kf5 (51...Kd4 52.Kf2 Kd3 53.Kf3 Rf5 54.Kg3 Ke3 55.Kg4 Rg5 56.Kh3 Kf3 57.Kh2 Rh5 58.Kg1 g5 59.Kf1 Rh1) 52.Kf2 Rg4 (52...Kf4 53.Ke2 Rd5 54.Kf2 Rd2 55.Kf1 Kf3 56.Kg1 Rd1 57.Kh2 f5 58.Kh3 Rh1) 53.Ke2-+ Kg5 54.Kd3 Rf4 55.Kd2 Black now must not overlook the idea Kf5 55...Kg4 56.Kd3 Kf3 57.Kd2 Re4 58.Kc2 g5 59.Kc3 (59.Kb2 g4 60.Kb3 g3 61.Kb2 g2 62.Ka3 g1Q 63.Kb2 Qf2 64.Kb3 Qc5 65.Kb2 Rb4 66.Ka2 Qa5) 59...g4 60.Kc2 g3 61.Kb3 g2 62.Kb2 (62.Kc2 g1Q 63.Kb2 Qf2 64.Kb3 Qc5 65.Kb2 Rb4 66.Ka2 Qa5) 62...g1Q 63.Ka2 Qe3 (63...Qb6 64.Ka3 Rb4 65.Ka2 Ra4) 64.Ka1 (64.Kb2 Qd2 65.Ka3 Qc3 66.Ka2 Re2 67.Kb1 Qe1) 64...Rd4 (64...Rb4 65.Ka2 Qa7) 65.Kb1 Rd2 66.Ka1 Qe1 0-1. MadPepperoni (1840) - FischyVishy (2215), Rated Bullet tournament, lichess.org, 2016.

5.h3 c5 6.Nf3 Nc6 7.Bb2 (7.Bb5 0-0 8.Bc6 bc6=+) 7...Bf5 (7...0-0 8.Be2=+) 8.Be2 (8.Bd3 Be6=) 8...0-0=+ 9.0-0 d4 (9...Re8 10.Bd3 Ne4 11.a3=+) 10.d3 de3 11.fe3 Bg6 (11...Be6=+) 12.Nh4 (12.a3!? Ba5 13.Nbd2=+) 12...Nd5-/+ 13.Ng6 Ne3 14.Qc1 Nf1 15.Nf8 Ng3 16.Bf3 (16.Bg4 c4 17.Nd7 f5–+) 16...Nd4 (worse 16...Qf8 17.Qg5 Be1 18.Nc3+=) 17.Qd1 (17.Qe3!? Qf8 18.Bd4-/+) 17...Qe7–+ (17...Kf8?! 18.c3 Qe7 19.cd4 Qe3 20.Kh2=; 17...Qf8?! 18.Nd2 Re8 19.Bd4 cd4 20.Ne4–+) 18.Bd4 (18.Na3 Ba3 19.Ba3 Rf8 20.Bb2–+) 18...cd4 19.a3?? (19.Nd2 Qe3 20.Kh2 Bd2 21.Kg3 Qf4 22.Kf2 Be3 23.Ke2–+) 19...Qe3 20.Kh2 Bd6 21.c4 (21.Nd2 Ne4 22.g3 Qf2 23.Bg2 Qg3 24.Kg1 Qe3 25.Kh1 Nf2 26.Kg1 Nd1 27.Kh1 Qd2 28.Kg1 Ne3 29.Bb7 Qh2) 21…Ne4 (21...Ne4 22.g3 Qf2 23.Bg2 Qg3 24.Kg1 Qe3 25.Kh1 Nf2 26.Kg1 Nd1 27.Kh1 Qe1 28.Bf1 Qf1) 0–1. Jonsson,Pall G (1830) – Hill,Alistair (2205), Reykjavik Open, 2017.

5.Bb2 Nc6

(--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5).

6.Nf3 0-0 7.c4 Bg4 8.cd5 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.cd5).

5.c3 Ba5

6.Qa4 Nc6 7.Bb5 Bb6 8.Bc6 bc6 9.Qc6 Bd7 10.Bf6 Bc6 11.Bd8 Rd8 12.Nf3 Bb5 13.a4 Ba6 14.d4 Ba5 15.Kd2 0-0 (15...Rb8 16.Rc1+=) 16.Na3+/- Bc8 17.Ne5 Rd6 18.Nc2 Bf5 19.Nb4 (19.Rhb1 a6+/-) 19...Bb4 (19...Re6!?+/-) 20.cb4+- f6 21.Nd3 Rb8 22.b5 c6 23.Rhb1 cb5 24.Rb5 Rdb6 (24...Rbb6+-) 25.Rd5 Be4 26.Rb5! Bg2 (26...Rb5 27.ab5 Combination) 27.Rc5 Bc6 (27...a6 28.Rac1+-) 28.a5 Ra6 29.d5 Be8 30.e4 Rd6 31.Rac1 Rbd8 32.Ke3 a6 33.Rc8 Bb5 34.Rd8 Rd8 35.Rc7 Rd6 36.Nc5 Rd8 37.Rg7!! Kg7 38.Ne6 Kf7 39.Nd8 Ke7 40.Nb7 Bd7 41.Nc5 Bc8 42.Kd4 1-0. Langbein – glenhome, ChessWorld.net, 2022.

6.Nf3 0-0 7.d4 Bg4 (7...Nc6 8.Bd3=) 8.Be2 (8.Qb3 Nbd7=) 8...Ne4 9.Qc2 Nc6 10.Bg3 (10.Bf4 Re8=) 10...Ng3 (10...Re8 11.Qb2=+) 11.hg3= g6 12.Bd3 Re8 13.Nbd2 Rb8 (13...Qf6 14.Rh4 Bf3 15.Nf3+=) 14.0-0 (14.Rh4 h5+=) 14...Ne7 15.Ne5 Nc6?? (better 15...Bf5=) 16.Ng4+- 1-0. ClayPigeons (2100) - schely (2070), Rated Bullet game, lichess.org, 2021.

5.Bc3 Bc3

6.Nc3 c5 7.Be2 d4 8.ed4 cd4 9.Nb5 0-0 10.Nf3 Attacks the isolani on d4 10...Nc6 11.c3?? (better is 11.0-0+=) 11...d3–+ 12.0-0 de2 13.Qe2 Re8 14.Qd1 (14.Qc4 Bg4 15.Nfd4 Qd7–+) 14...a6 (better is 14...Bg4!? 15.d4–+) 15.Nbd4 Bg4 16.Qa4 Bf3 17.Nf3 Qd3 18.Rad1 Re4 19.Qb3 b5 20.Ng5 Re7 21.Rde1 Rae8 22.Re3 Qd5 23.Qd5 Nd5 24.Re7 Re7 25.g3 h5 26.Kg2 f6 27.Nf3 Ne5 28.Nh4 Rd7 29.f4 Nc4 30.Re1 Nd2 31.Re8 Kf7 32.Ra8 Nc3 33.Ra6 Nc4 34.Nf5 g6 35.Nh4 Rd2 36.Kf3 Ra2 37.Rc6 Rd2 38.Rc7 Ke6 39.Ng6 Rd3 40.Kf2 Nd1 41.Ke2 Rd2 42.Ke1 Nc3 43.Nf8 1–0. sunnyda – mick47, internet, 2012.

6.Nc3 d4 7.ed4 0-0 8.Nf3 Nc6 9.Ne2 Re8 10.g3?? Qd5–+ 11.Bg2 Nd4 12.0-0 Ne2 13.Kh1 Bg4 (13...Bg4 14.Ng1 Qa5–+) 0–1. wlittle (2155) – forster, net–chess.com, 2004.

5.Nc3 0-0!

6.Bf6 gf6 7.Nce2 Re8 8.c3 Ba5 9.Nf3 c5 10.Qc2 Nc6 11.Ng3 d4 12.cd4 cd4 13.Bd3 de3 14.Bh7 Kh8 15.0-0 ef2 16.Kh1 Bb6 17.Bf5 Nd4 18.Qd3 Nf5 0–1. lendzior (1615) – zenegblues (1900), internet, 2013.

6.Bf6 Qf6 7.Nd5 Bd2!? 8.Kd2 Rd8 =.

6.Bf6 Qf6 7.Nd5 Qd6 8.Nb4+/– Qb4 9.Rb1 Qa5 10.Bc4 Nc6 11.Nf3 Bg4 12.Rb7 Rab8 13.Qb1 Bf3 14.gf3 Rfd8 15.c3 Rb7 16.Qb7 Ne5 17.Bb3 c6 18.f4 Nd3 19.Kf1 Qh5 20.Qc6 h6 21.h3 1–0. janeszko (2110) – jojopa (1905), internet, 2013.

6.Bf6 Qf6 7.Nge2?? Bg4 (7...Be6 8.a3 Bd6 9.Nd4-/+) 8.Qb1 (8.Nd5 Qd6 9.Nb4 Qb4 10.Rb1+/–) 8...Be2 9.Ne2 (9.Qb4 Bf1 10.Rf1 Qc6=+) 9...b6 (9...c5 10.c3 Ba3 11.Qb3+/–) 10.c3 Bd6 11.Ng3 c5 12.Be2 Nc6 13.0-0 Rad8 14.f4 g6 15.Rf3 Qh4 16.Qc2 f5 17.Nh1 Qf6 18.Raf1 Kh8 19.Nf2 Rc8 20.Kh1 Nd8 21.Rh3 c4 22.g4 Qf7 23.Rg1 Nb7 24.gf5= gf5 25.Bh5 Qf6 26.Bg6 Rc7 27.Rg5 Rg7= 28.Rh6 Qe6 29.Qd1 Ba3 30.Qh5+= Qe7 31.Bf5 Rff7 32.Rg7 Rg7 33.Re6 (33.Re6 Qf7 34.Re8 Bf8 35.Qf7 Rf7 36.Be6+–) 1–0. Rosinski – Sternik,Ryszard, corr 1. AMM Poland, 1991.

5.Nc3 Be7

6.Nb5 Na6 7.Nf3 0-0 8.Be2 c6 9.Nbd4 Nc5 10.0-0 Nfd7 11.Bg3 Nb6 12.d3 Re8 13.c4 dc4=+ 14.dc4 Ne4 15.Qc2 Ng3 16.hg3 Bf6 17.Rad1 Qe7 18.Bd3 g6=+ 19.Ne2 Nd7 20.Qb1 Nc5-/+ 21.Bc2 Be6 22.Nd2 Rad8 23.Nf4 Bg4 24.Nf3 Kg7 25.Rd8 Rd8 26.Rd1 Rd1 27.Qd1 Qd8 28.Qb1 Bc3 29.Nh2 Bc8 30.Nf3 Qd6 31.Ng5 Bf6 32.Nf3 Bc3 33.Ne2 (33.Ng5 h6 34.Ne4 Ne4 35.Be4 Qe7=+). Ryzlak,Jerzy – Witkowski,Stefan, Warszawa, 1987.

6.Nf3 0-0 7.Nb5 Na6 8.Be2 c6 9.Nbd4 Nc5 10.0-0 Re8 11.h3 a6 12.c4 Bd6 (12...Ncd7 13.Bh2=) 13.Bd6 Qd6 14.Qc2 Bd7 15.Rfc1 Rac8 (15...b6 16.Rab1 Rab8 17.Nb3=) 16.a4 g6 (16...a5 17.Rab1+=) 17.a5+= Rc7 18.Rab1 Ne6 (18...Be6 19.cd5 cd5 20.Ne6 Ne6 21.Qb2 Rc1 22.Rc1+/–) 19.Rb6 (19.c5 Qe7+/–) 19...Nd4 20.Nd4 Bc8 21.Bf3 (21.c5!? Qe5 22.d3+/–) 21...dc4+= 22.Qc4 Re5 23.Qc3 Nd5 24.Bd5 Qd5 25.Ra1 (25.Rb4 Rg5 26.g4+=) 25...h5 (25...Rg5!? 26.e4 Qe5=) 26.f4 (26.Nf3 Re8+/–) 26...Re8+= 27.Rf1 Rce7 (27...Bf5 28.Nf5 Qf5 29.Rfb1=) 28.Nf3 (28.Rc1 Rd8+=) 28...Rd8 (28...Re4 29.Ra1=) 29.Rf2 (29.Rc1 Bh3 30.Rb4 c5=) 29...Qd3 30.Qf6 Re6 (30...Qd6 31.Qa1=) 31.Qg5 (31.Qa1 c5 32.Ne5 Qd5+=) 31...Kg7 32.f5 (32.Qg3 Ree8=) 32...Rd5 33.Nh4 (33.Qg3 Rf6 (worse is 33...Rf5 34.Nd4 Re7 35.Nf5 Bf5 36.Qg5+–) 34.fg6 Qg6=) 33...Rf6+= 34.g4 (34.Qg3 Bf5 35.Rb7 Ra5+=) 34...hg4 35.hg4 Ra5 36.Qf6?? (better is 36.Qf4-/+) 36...Kf6–+ 37.fg6 Kg7 38.gf7 Kf8 39.Rb4 Ra1 40.Kg2 Qd5 41.Nf3 c5 42.Rf4 Qc6 43.g5 Qg6 44.Rh4 Qg7 45.Re4 Kf7 46.Nh4+= Kg8 47.Re8 Kh7 48.g6 Kh6 49.Rc8 Qe5 50.Nf3? Qe6 51.Rh8 Kg6 52.Rh3 Ra4?? 53.d4?? Qe4?? 54.Kh2= cd4 55.Rg3 Kh6 56.Rh3 Kg7 57.Rg3 Kh8 58.Rh3 ½–½. Barlag,Christoph (2105) – Oppitz,Peter (2145), 6th Werther Schloss op–A, 2010.

5.c4 0-0

(--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5).

6.Qc2 Nc6 7.Bb2 Re8 8.Nf3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Re8 8.Qc2).

6.cd5 Re8 7.Nf3 Nd5 8.Bb2 Bg4 9.Be2 a6 10.0-0 Nc6 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0-0 a6).

6.cd5 Re8 7.Nf3 Bg4 8.Bb2 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 Re8 8.Bb2 Bg4).

6.Nf3 c5 7.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 c5).

6.Nf3 Nc6 7.Bb2 Re8 8.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8).

5.c4 dc4

6.Bc4 0-0 7.Qb3 a5 8.Nf3 Nc6 9.Bg3 Bf5 10.Nc3 Re8?? (10...Ne4 11.a3 a4 12.Qb2 Bc3 13.dc3 Ng3 14.hg3=) 11.0-0?? (better 11.Bf7!? Kh8 12.Be8 Ne8+-) 11...a4? (11...Be6 12.Be6 Re6 13.a3 Bc3 14.dc3=) 12.Na4 (better 12.Bf7 Kh8 13.Na4+/-) 12...Bd2?? (12...Qd7!?+=) 13.Rfd1 (better 13.Bf7 Kf8 14.Be8 Ke8 15.Qb7 Ra4 16.Qc6 Bd7 17.Qc2+- (worse 17.Bc7 Bc6 18.Bd8 Bf3 19.gf3 Bc3+-)) 13...Na5+/- 14.Qb5 (14.Bf7 Kf8 15.Qb2 Kf7 16.Rd2 Qe7+-) 14...Nc4 (14...Bd7 15.Rd2 Bb5 16.Rd8 Nc4 17.Ra8 Ra8 18.Nc3+=) 15.Qc4+/- Qd7?? (better 15...Ne4 16.Bc7 Qf6+/-) 16.Nc5+- (16.Rd2?! Qa4 17.Qc7 b5+/-; 16.Nd2?! Ra4 17.Qb3 Rea8+/-) 16...Qc6 (16...Qe7 17.Rd2 b6 18.Nd4+-) 17.Nd2 (better 17.Nd4 b5 18.Nc6 bc4 19.Rd2 Ne4+-) 17...Ra5 (17...b6 18.Ncb3 Qc4 19.Nc4+-) 18.Ncb3 (18.Ndb3!? Rb5 19.Rac1 Ne4+-) 18...Qc4 19.Nc4 Ra4 20.Nb2 Ne4 1-0. ClayPigeons (2105) - DrNerfik123 (2105), Rated Bullet game, lichess.org, 2020.

6.Bc4 0-0 7.Qb3 Bd6 8.Nf3 Be5 (8...Nc6 9.Bd6 cd6 10.Qb2=+) 9.Ne5= Qe7 10.d4 c5 11.0-0 cd4 12.ed4 Nc6 13.Nc6 bc6 14.Nd2 Bg4 15.h3 Rab8 16.Qa4 Bh5 17.Qc6 (17.Nb3 Qb4 18.Qb4 Rb4+=) 17...Rfc8 (17...Qb4 18.g4 Rfc8 19.Qa6 Qd2 20.gh5 Qd4 21.Rac1-/+) 18.Qa6 (18.Qa4 Rb2 19.Nb3 Ne4+/-) 18...Qd7 (18...Qb4 19.Rfc1 Qd2 20.Bf7 Kf7 21.Rc8 Rc8 22.Qc8 Qd4 23.Rc1=) 19.Bd3 (19.Rac1 Qd4 20.Nb3 Qb6=) 19...Qd4 (19...Rb6 20.Qa5 Qd4 21.Bf5=) 20.Nb3 Qb6 21.Qb6 Rb6 (21...ab6 22.Rac1=) 22.Rac1 Rbc6 (22...Rbb8 23.f4+/-) 23.Rce1 (23.f4!?+/-) 23...h6 24.g4 Bg6 25.Bg6 fg6 26.Re2 Kf7 27.Rfe1 (27.Nd4 Rd6 28.Nf3 Nd5=) 27...R8c7 (27...Nd5 28.Re5 Rd6 29.Kh2=) 28.Nd4 Rd6? (28...Rc1 29.Kg2=) 29.Nf3?? (better 29.Nb5 Rdc6 30.Nc7 Rc7 31.Re5+-) 29...Nd5= 30.Ne5 Kg8 (better 30...Kf6=) 31.Kg2?? (better 31.Rd2+=) 31...Nf4-+ 32.Kf3 Ne2 33.Re2 Rc3 34.Kg2 h5 (34...g5!? 35.Nf3-+) 35.Rb2-/+ hg4?? (35...Kh7 36.Rb8 Rf6 37.Nd7-/+) 36.hg4?? (better 36.Rb8 Kh7 37.Nf7 gh3 38.Kh2+/-) 36...Rd5-/+ 37.Rb8 (37.Ng6!? Rg5 38.Rb8 Kf7 39.Nh8 Ke6 40.Re8 Kf6 41.Rf8 Ke7 42.Rf7 Ke8 43.f3 Rc2 44.Kg3 Ra2 45.Rb7-/+) 37...Kh7-+ 38.Nf7 (38.Nf7 g5 39.Re8-+). ClayPigeons (2170) - Alpha0V2020 (2120), Rated Bullet game, lichess.org, 2021.

6.Bc4 Nc6 7.Nf3 (7.Bc3 0-0 8.Nf3 Nd5 9.Bb4 Ndb4 10.d4 Bf5=) 7...0-0 8.Bc3 a5 9.0-0 Ne4 10.a3 Bd6=.

6.Nf3 Be6 (6...Nc6 7.Bc4 0-0 8.Bc3=+ Nd5 9.Bb4 Ndb4 10.d4 Bf5=) 7.Qa4= Nc6 8.a3 (8.Nd4 Ne4 9.Qb5 c3 10.Nc3 Nc3=+) 8...Bd6 9.Bd6 Qd6 (9...cd6 10.Bc4 Rc8=+) 10.Bc4 0-0 11.Be6 Qe6 12.Nc3 Ne5 (12...Rfd8 13.d4=) 13.Ne5 Qe5 14.Rb1 b6 15.d4 Qg5 (15...Qd6 16.Qb4=) 16.Qc6+= a5 17.0-0 (17.Qc7 Qg2 18.Kd2 Qf2 19.Ne2 Ne4 20.Kd3 Qf5–+) 17...Rac8 18.e4 Qd2 (18...Qf4!?+=) 19.e5+/– Ne8 (19...Ng4 20.h3 Nh6 21.Rfd1+/–) 20.Nd5 (better is 20.Rfd1!? Qc2 21.Nd5 Qc6 22.Ne7 Kh8 23.Nc6+–) 20...Rd8+= 21.Qc4 Kh8 22.Rfe1 f6 23.e6+– Nd6 24.Qc7 Rfe8 25.e7 Rc8 26.Qd6 Qd4 27.Qd7 h6 28.Rbc1 Rb8 29.Rcd1 Qc5 30.Nc7 Re7 31.Re7 Rg8 32.Ne6 Qa3 33.Rg7 (33.Rg7 Qe7 34.Qe7 Rc8 35.Rd8 Rd8 36.Qd8) 1–0. pierre – Rooking, internet, 2008.

5.c4 c6

6.cd5 Qa5 7.Bf6+/- gf6 8.dc6 Nc6 9.Ne2 (9.Qb3 Be6 10.Qb2 Qe5+/-) 9...Ne5 (9...Bf5 10.Nec3+=) 10.Nec3 Bc3 (10...Bg4!? 11.Bb5 Qb5 12.Qg4 Qa6+/-) 11.Nc3+- Bf5 (11...Be6 12.Bb5 Kd8 13.f4+-) 12.Bb5 Kf8 13.Qh5 Bg6 (13...Be6 14.0-0+-) 14.Qh4 Rd8?? (14...Kg7+-) 15.Qf6 a6 (15...Rg8 16.Qe5 a6+-) 16.Qh8 Ke7 17.Qe5 Kf8 18.Qc5 (18.a4!? ab5 19.Nd5 Rd5 20.Qd5 b6+-) 18...Kg7 19.Qa7 Rd5 1-0. Bonetti,Shane - guest255, ICC, 2002.

6.cd5 Qd5 7.Bf6 gf6 8.Nc3 Bc3 9.dc3 Be6 10.Qd5 Bd5 11.c4 Be6 12.Rb1 b6 13.Nf3 Nd7 14.Nd4 c5 15.Nb5 Ke7 16.f4 a6 17.Nc3 Rhg8 18.Bd3 Rg2 19.f5 Rag8 20.fe6 fe6 21.Bh7 Rh8 22.Be4 Rgh2 23.Rh2 Rh2 24.Bb7 a5 25.Ba6 Ne5 (25...f5 26.Rb3+/–) 26.Rb6+– Nd3 27.Kd1 Nf2 28.Kc1 Nd3 29.Kb1 a4 (29...Rh1 30.Kc2 Nb4 31.Kb3 Re1+–) 30.Bc8 Rh3 (30...Rh1 31.Kc2 Nb4 32.Kb2+–) 31.Be6 Re3 (31...Rh1 32.Kc2 Nb4 33.Kb2 Re1+–) 32.Nd5 Ke8 (32...Kf8 33.Ne3 Kg7+–) 33.Rb8# 1–0. orane (2180) – Galaxy1, Live Game Caissa's Web, 2004.

6.cd5 Nbd7!? 7.Bd4 cd5 =.

6.Nf3 Bd6 7.Bb2 Bg4 8.Be2 Nbd7 9.0-0 Qc7 10.cd5 Bf3 11.Bf3 Bh2 12.Kh1 Nd5 13.Nc3 (better 13.Bd5 cd5 14.g3 Bg3 15.fg3 Qg3 16.Qh5+-) 13...Nc3= 14.Bc3 (worse 14.dc3 Bd6=+) 14...0-0-0? (14...Be5 15.d4 Bf6 16.e4=) 15.Rb1 (better 15.g3 Bg3 16.fg3 Qg3 17.Bg2+/-) 15...Be5+= 16.Qa4 (16.d4 Nb6+=) 16...Kb8?? (16...Bc3 17.dc3 Kb8 18.Qc6 Qc6 19.Bc6=+) 17.Bc6 (better 17.d4 Bd6 18.Qc6 Qc6 19.Bc6+=) 17...Nb6=+ 18.Rb6 Qb6?? (better 18...ab6 19.Bb7 Kb7 20.Qe4 Qc6 21.Qe5 Qd5=+) 19.Be5+- Ka8 20.Bf3 Rd2 21.Bd4 Qc7 (21...Rd4 22.ed4 Rc8+-) 22.Rb1 (22.Qa7) 22...Rb8 (22...Rd4 23.Qd4 Rb8+-) 23.Qa7 1-0. Mettigel (2250) - ania94 (2220), Rated Bullet game, lichess.org, 2015.

5.c4 Be6

6.Qc2 Nc6 7.a3 (7.Bb2 d4-/+) 7...Ne5 (7...Bd2 8.Nd2 Ne5 9.Rb1-/+) 8.ab4 (8.Qa4!? Nc6 9.ab4 dc4 10.b5-/+) 8...dc4 9.Nc3 (9.Nf3 Nfg4 10.Nc3 Nf3 11.gf3 Nf6-/+) 9...Nd3 (9...0-0 10.Nf3 Nf3 11.gf3–+) 10.Bd3-/+ cd3 11.Qb1 Bc4 (11...0-0 12.Nf3-/+) 12.Nf3 Qd6 13.0-0 (13.Ra5 0-0-/+) 13...0-0 14.Rc1 Ng4 (14...Rfe8!?-/+) 15.h3 Ne5 16.Nd4 1–0. wlittle (2100) – mashley (1800), net–chess.com, 2005.

6.cd5 Bd5 7.Nc3 Bc3 8.dc3 Nc6 =+.

6.Ne2 0-0 7.Nf4 (7.Nd4 Nbd7 (worse 7...dc4 8.Ne6 fe6 9.Bc4=) 8.Ne6 fe6=+) 7...Nc6 (7...dc4?! 8.Ne6 fe6 9.Bc4=) 8.cd5 (8.Ne6 fe6 9.Bb2 d4-/+) 8...Bd5 (8...Nd5 9.Ne6 fe6 10.Bb2=+) 9.Bb2 (9.Bf6 Qf6 10.Nc3 Be6=+) 9...Re8 (9...Be4 10.Nc3=+) 10.Nc3 (10.Nd5 Nd5 11.Bb5 Re6=+) 10...Ne5 (10...Be4 11.a3 Bd6 12.Ne4 Ne4 13.Nh5=+) 11.Nfd5 Nd5 12.Be2 Nc3 13.dc3 Bd6 14.Qd4 (14.Qb3 c6=) 14...c5=+ 15.Qd5 (15.Qe4 Qc7=+) 15...Qc7 16.h4 (16.0-0-0 Rad8-/+) 16...Rad8-/+ 17.h5 (17.0-0-0 a6-/+) 17...c4-+ 18.g4 (better 18.Qd2!?-+) 18...Ba3! 19.Qb5 (19.Ba3 Rd5) 19...a6 20.Qe8 Re8 21.Ba3 Rd8 22.0-0 (22.h6 Qc6 23.Rh2 Nd3 24.Kf1 Qf6-+) 22...h6 (22...Rd2 23.Bd1-+) 23.Rfd1 Nd3 24.Rd2 Qa5 (24...Nf2 25.Rd8 Qd8 26.Kf2 Qf6 27.Kg2 Qc3 28.Rf1-+) 25.Bb4 Qe5 (worse 25...Nb4 26.cb4 Qb6 27.Rd8 Qd8 28.Bc4-+) 26.Rc1 (26.Rad1 a5 27.Ba3 Qc3-+) 26...Kh7 (26...a5 27.Ba3-+) 27.Bd1 (27.Bf3 a5 (27...Nc1?! 28.Rd8 Na2 29.Bb7-+) 28.Ba3 b5-+) 27...f5 (better 27...a5 28.Ba3-+) 28.gf5 (28.Bf3 f4 (28...Nc1?! 29.Rd8 Qf6 30.Rf8=+) 29.e4 Re8-+ (29...Nc1?! 30.Rd8 Na2 31.Rd5-+)) 28...Qf5 (28...Nc1?! 29.Rd8 a5 30.Ba3-+) 29.Rcc2 Qg5 30.Kf1 Qh4 (30...Rd7 31.Bf3-+) 31.Bf3 b6 32.Rd1 Re8 (better 32...Qh3 33.Bg2 Qf5-+) 33.Kg2 (33.Rcd2-+) 33...Ne5 34.Rh1 Qg5 35.Kf1 Nf3 (35...Nf3 36.Rb2 Rd8-+) 0-1. Ewert,Jerzy - Mroz,Antoni, corr 2AMM Poland, 1994.

6.Ne2 Nc6 7.Bc3 -/+.

5.c4 Be7

6.Nc3 Nbd7 A) 7.Bf4 Nc5 8.Nf3 0-0 9.Qc2 Be6 10.Nd4 dc4 11.Ne6 Ne6 12.Bg3 Qd7; B) 7.Bf6 Nf6 8.Nf3 0-0 9.Qb3 c6 10.cd5 Nd5 11.Nd5 Qd5 12.Qd5 cd5; C) 7.f4 0-0 (7...c6 8.Nf3 0-0 9.cd5 Ne5 10.Ne5 Nd5 11.Bd3 Nc3 12.dc3 Bf6) 8.Nf3 Bb4 9.Qb3 Bc3 10.Bc3 Nc5 11.Qc2 Nfe4 12.Bd4 b6; D) 7.Nf3 Ne5 (7...0-0 8.Bf6 Bf6 9.d4 dc4 10.Bc4 Nb6 11.Be2 Be6 12.0-0 c5) 8.Ne5 0-0 9.Bd3 d4 10.Ne4 de3 11.de3 Ng4 12.Ng4 Bg4.

6.cd5= 0-0 7.Nc3 Nd5 8.Nd5 Qd5 9.Bc7 Na6 10.Ba6 Qg2 11.Qf3 Qf3 12.Nf3 ba6.

6.cd5= Qd5 7.Bc7 (7.Nf3 Qa5 (7...Nc6 8.Bc7 Ne4 9.Nc3 Nc3 10.dc3 Qc5 11.Rc1 Be6 12.Nd4 Ba2) 8.Bc3 Qh5 9.Na3 0-0 10.Nc4 Nc6 11.Nfe5 Qd1 12.Rd1 Ne5) 7...Nc6 (7...Qc5 8.Bg3 0-0 9.Nc3 Nc6 10.Nf3 Bf5 11.Rc1 Qa5 12.Qb3 Qa3; 7...Qc6 8.Be5 Qe6 9.Nf3 Nc6 10.Bb2 0-0 11.Nc3 Qf5 12.Be2 Qg6; 7...Bg4 8.Nf3 0-0 9.Nc3 Qd7 10.Bf4 Nc6 11.h3 Bf3 12.Qf3 Rac8; 7...0-0 8.Nc3 Qc5 9.Nb5 Bg4 10.Nf3 Nc6 11.Rc1 Qh5 12.Be2 Rac8) 8.Nc3 Qd7 9.Bg3 0-0 10.a3 (10.Nf3 a6 11.Be2 b5 12.0-0 Bb7) 10...Re8 (10...Nd5 11.Nf3 Nc3 12.dc3 Rd8) 11.Bc4 Bd6 (11...Qg4 12.Qg4 Bg4) 12.Bd6 (12.Nf3 Qe7) 12...Qd6 13.Nb5 Qe7 14.Qc2 Bg4 15.h3 Bh5 16.Be2 Bg6 17.Qb2 a6 18.Nc3 Ne5 19.Nf3 Nd3 20.Bd3 Bd3 21.Ne2 Rac8 22.Nfd4 Rc5 23.Nf4 Qe4 24.f3?? (24.Kd1 Bb5 A) 25.Nb5?? Qa4 (25...Rb5?! 26.Qc3=) 26.Ke2 Rb5-+ (worse 26...ab5 27.Qb4+/-); B) 25.a4=) 24...Qf4-+ 25.Kd1 (25.Kf2 Qc7-+) 25...Qc7 26.e4 Rd8 27.Nf5 Rc2 28.Qb4 a5 29.Qb3 (29.Qe7 Be2 30.Ke1 Rd7-+) 29...Rd2! 30.Kd2 Bc4 31.Kc3 (31.Ke3 Bb3 32.Rac1 Qb6 33.Kf4-+) 31...Bb3 32.Kb3 Rd3 33.Ka4 g6 (33...b5 34.Kb5 Rb3 35.Ka4 Qc4 36.Ka5 Qb5) 34.Nh6 (34.Rhc1 Qd7 35.Ka5 gf5 36.Rab1-+) 34...Kg7 35.Ng4 (35.Nf5 gf5 36.Rhc1 Qb6 37.Rab1 Rd4 38.Rc4 Rc4 39.Rb4 Rb4 40.ab4 Qb4) 35...b6 (35...Qd7 36.Ka5 Rb3 37.Nf6 Qb5) 36.Ne5 Rd4 (36...b5 37.Kb5 Rb3 38.Ka4 Qb6 39.Nf7 Qb5) 37.Kb3 (37.Kb5 Qe5 38.Ka6 b5 39.Rhc1 Qd6 40.Ka7 Nd7 41.Rc6 Qc6 42.Rb1 Qc7 43.Ka6 Qb6) 37…Qe5 (37...Qe5 38.Rad1 Qb5 39.Kc3 Ra4-+; 37...a4 38.Kb2 Rd2 39.Kb1 Qc2) 0-1. Wiszniowski,Eugeniusz (1770) - Jarmolowski,Tadeusz (1700), I Zimowe granie w Hetmanie_A POL, 2010.

6.cd5= Nbd7 7.Bd4 Nb6 (7...0-0 8.Nc3 Nb6 9.e4 c6 10.Nf3 cd5 11.e5 Ne4 12.Bd3 Bf5) 8.Nc3 Nbd5 9.Nd5 Qd5 10.Ne2 Qa5 11.Nf4 Bf5 12.Bd3 Bd3.

6.Nf3 Nc6 7.cd5 (7.Nc3 Ne5 8.Ne5 0-0 9.cd5 Nd5 10.Bc4 Nc3 11.dc3 Bd6 12.Nf3 Qe7) 7...Ne5 8.Ne5 0-0 9.Bc4 Nd5 10.Qb3 c6 11.Nc3 Bf6 12.d4 Nc3.

5.Be2 Ne4

6.a3 Bd6 7.Bd6 Qd6 8.Nf3 Qg6 9.0-0 Bh3 10.Ne1 Be6 =.

6.c3 Qg5 7.Nf3 Qg2 8.Rf1 Bd6 9.Bd6 cd6 10.d3 Ng5 =.

6.Bf3 0-0 7.a3 Be7 8.Ne2 c5 9.0-0 Nc6 10.Bb2 Be6 =+.

6.Nf3 Nd7 7.Bb2 0-0 8.0-0 Re8 9.d3 Nef6 10.Nbd2 Nb6 =.

5.Qf3 Nbd7

6.Bc3 a5 (6...Bd6 7.Bf6 Nf6 8.Qd1-/+) 7.a3 (7.Bd3 0-0-/+) 7...Bc5 (7...Bd6 8.Bf6 Nf6 9.h3-/+) 8.Bd3 0-0 9.Ne2 b6 (9...Re8 10.0-0-/+) 10.Nd4 (10.Nf4!? c6 11.0-0=+) 10...Ne5-/+ 11.Qe2 Nd3 12.Qd3 (12.cd3!? Bg4 13.f3-/+) 12...Ne4–+ 13.Bb2?? (better 13.Qe2 Re8 14.Bb2–+) 13...f5 (better 13...Ba6 14.c4 Bc4–+) 14.Qe2? (better 14.Nc3!? Ba6 15.Nc6 Bd3 16.Nd8 Nc3 17.Bc3 Rad8 18.cd3-/+) 14...f4–+ 15.ef4 Rf4 16.0-0 Qd7 (16...Qg5 17.Qe3 Ba6 18.d3 Rf2 19.Qg5 Rf1 20.Kf1 Ng5 21.Nd2–+) 17.d3 (17.Qe3 Qf7 18.d3 Nd6-/+) 17...Ng5 (17...Ba6 18.Nf3 Re8 19.Qd1 Rf3 20.gf3–+) 18.Qe3 (18.Qe5 Rg4 19.f3 Qe6 20.Qe6 Ne6 21.fg4 Nd4–+) 18...Qg4 (better 18...Qf7 19.Nd2 Bd7–+) 19.f3?? (better 19.Nd2 Ne6 20.f3-/+) 19...Nf3!–+ (19...Bd4 20.Bd4 (20.fg4?? Be3 21.Rf2 Rf2–+) 20...Qf5 21.Be5+–) 20.Rf3 (20.Nf3 Be3 Pinning (20...Be3 Deflection); 20.Rf3 Bd4 Zwischenzug) 20...Rf3 21.Qf3 Bd4 22.Bd4 Qd4 23.Kf1 (23.Kh1 Qa1 24.Qd5 Kf8 25.Qd8 Kf7 26.Qc7 Kg6 27.Qg3 Kf6 28.Qf2 Bf5 29.Qb6 Kg5 30.Qe3 Kg6 31.Qb6 Qf6–+) 23...Qa1 (23...Bg4 24.c3 Qe5–+ (24...Bf3?! 25.cd4 Bh5 26.Nc3–+)) 24.Qd5 Kf8 25.Qd8 Kf7 26.Qc7 Kf6 27.Qc6 (27.Qd8 Kf5 28.Qd5 Kg6 29.Qa8 Qb1 30.Kf2 Qc2 31.Ke3 Qc5 32.Kd2 Qf2 33.Kc3 Qe1 34.Kc2 Qe2 35.Kc3 Qe5 36.Kd2 Bd7–+) 27...Be6 28.Qa8 Qb1 29.Kf2 Qc2 30.Ke3 Qc1 31.Kd4 (31.Kf3 Qa3 32.Qd8 Kf7 33.Qc7 Qe7 34.Qb6 a4–+) 31...Qf4 (better 31...Qc5 32.Ke4 Qe5 33.Kf3 Bd5 34.Qd5 Qd5 35.Kf2 Qd3–+) 32.Kc3 Qc1 33.Kd4 Qc5 34.Ke4 Qe5 35.Kf3 Bd5 36.Qd5 Qd5 (36...Qd5 37.Ke3 Qg2–+) 0–1. cetst11 (1685) – oleg31 (1640), gameknot.com, 2016. (=1.e3 Nf6 2.b4 d5 3.Bb2 e5 4.Be5 Bb4)

6.Qf4 Ne5 7.Qb4 a5=+.

6.Bf4 Nc5+=.

6.Bf6 Nf6-/+ 7.c3 Bg4 8.Qf4 Bd6 9.Qd4 c5 (9...0-0 10.Be2 c5 11.Qa4-/+) 10.Qa4 Bd7 11.Bb5 0-0 12.Bd7 Nd7 13.Nf3 Nb6 14.Qb3 c4 15.Qb2 Rb8 16.a4 Nd7 17.Qc2 Nc5 18.0-0 Nd3 19.Nd4 Qh4 20.g3 Qf6 21.Na3 a6 22.Qd1 Qe7 23.Nac2 a5 24.Nb5 Bc5 25.Ncd4 Rfe8 26.Qf3 Rbd8 27.Nf5 Qf6 28.Nbd4 Bd4 29.cd4 Re4 30.Rab1 b6 31.Rb5 h6 32.Rfb1 Re6 (32...Rd6 33.h3+=) 33.Nh4 (33.Rd5 Kh7 34.Rdb5 g6+=) 33...Nb4 34.Qf6 Rf6 (worse is 34...gf6 35.Nf5 Kh7 36.h3+=) 35.Ng2 g5 36.h4 Rdd6 37.hg5 hg5 38.f4 g4 39.Nh4 Kg7 40.Kg2 Nd3 41.Rh1 Nb4 42.Kf2 Rc6 0–1. riditko – rolico11, internet, 2013.

5.Nf3

5.Nf3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.Nf3 Nc6 5.e3).

5.Nf3 Nc6 6.Bb2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Nf3).

5.Nf3 Nc6 6.Bb2 0-0 7.c4 Bg4 8.Be2 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.Be2).

5.Nf3 Nc6 6.Bb2 0-0 7.Be2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3).

5.Nf3 Nc6 6.Bb2 Bf5 7.Be2 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3 Bf5).

5.Nf3 Nbd7 (--> 1.b4 d5 2.Bb2 Bb4 3.Be5 Nf6 4.Nf3 d5 5.e3 Nbd7).

5.Nf3 Bg4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.Nf3 d5 5.e3 Bg4).

5.Nf3 0-0

(--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5).

6.a3 Ba5 7.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.a3 Ba5 7.Nf3).

6.a3 Be7 7.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.a3 Be7 7.Nf3).

6.Bb2 c5 7.Be2 Nc6 8.0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2).

6.Bb2 Nc6 7.Be2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6. Be2 0-0 7.Nf3).

6.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3).

6.c4 c5 7.a3 Ba5 8.cd5 Nd5 9.Qc2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 c5 7.a3 Ba5 8.cd5 Nd5 9.Qc2).

6.c4 c5 7.cd5 Nd5 8.Bb2 Nc6 9.Be2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 c5 8.Be2 Nc6 9.Bb2).

6.c4 c5 7.cd5 Nd5 8.Bb2 Bf5 9.Be2 Nc6 (-->1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 c5 8.Be2 Nc6 9.Bb2 Bf5).

6.c4 c5 7.cd5 Nd5 8.Be2 Nc6 (-->1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 c5 8.Be2 Nc6).

6.c4 Nc6 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6).

6.c4 Nc6 7.Bb2 Re8 8.Qb3 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Re8 7.Qb3 Nc6 8.Bb2).

6.c4 Nc6 7.Bb2 Re8 8.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8).

6.c4 Nc6 7.Bb2 Re8 8.Be2 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Re8 8.Be2).

6.c4 Nc6 7.Bb2 Bg4 8.Be2 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.Be2).

6.c4 Nbd7 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nbd7).

6.c4 Be7 7.Be2 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Be7 7.Be2).

6.c4 Re8 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Re8).

6.c4 Re8 7.Bb2 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Re8 7.Bb2).

6.c4 Re8 7.Be2 c5 8.cd5 Nd5 9.0-0 Nc6 10.Bb2 Bf5 (--->1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 c5 8.Be2 Nc6 9.Bb2 Bf5 10.0-0 Re8).

6.c4 Bf5 7.Bb2 c5 8.cd5 Nd5 9.Nc3 Nc6 10.Be2 (-->1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 c5 8.Be2 Nc6 9.Bb2 Bf5 10.Nc3).

6.c4 Bg4 7.cd5 Nd5 8.Be2 Nc6 9.Bb2 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4).

6.Be2 Be7 7.0-0 c5 8.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Be7 7.Be2 c5 8.0-0).

6.Be2 c5

7.0-0 Nc6 8.Bb2 Ba5 9.a3 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2 Re8 9.a3 Ba5).

7.0-0 Nc6 8.Bb2 Ba5 9.d3 Bc7 10.Nbd2 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2 Re8 9.d3 Ba5 10.Nbd2 Bc7).

7.0-0 Nc6 8.Bb2 Re8 9.a3 Ba5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2 Re8 9.a3 Ba5).

7.Bb2 Nc6 8.0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2).

7.c4 Nc6 8.Bb2 Re8 9.cd5 Nd5 10.0-0 Bf5 (--->1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.cd5 Nd5 7.Nf3 c5 8.Be2 Nc6 9.Bb2 Bf5 10.0-0 Re8).

6.Be2 Nc6

7.Bb2

7.Bb2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3).

7.Bb2 Be6 8.0-0 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3 Re8 8.0-0 Be6).

7.Bb2 Qe7 8.0-0 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3 Re8 8.0-0 Qe7).

7.Bb2 Re8 8.0-0 Qe7 9.d3 Bg4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3 Re8 8.0-0 Bg4 9.d3 Qe7).

7.Bb2 Re8 8.0-0 Bg4 9.c4 Qe7 10.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0-0 Qe7).

6.Be2 Re8

(---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 Re8).

7.0-0 c5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Re8).

7.0-0 c5 8.Bb2 Nc6 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2 Re8).

7.0-0 c5 8.d3 Nc6 9.Bb2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2 Re8 9.d3).

7.0-0 Nc6 8.Bb2 Qe7 9.d3 Bf5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3 Re8 8.0-0 Bf5 9.d3 Qe7).

5.f4 Nbd7

6.Bc3 Bc3 7.Nc3 0-0 8.Nf3 =+.

6.Bc3 Qe7 7.Bb4 Qb4 8.Nc3 c6 9.Nf3 0-0 10.Bd3 Re8 11.0-0 Nf8 12.Qe1 Ne4 13.Be4 de4 14.Nd4 Ne6 15.Ne6 Re6 16.f5+= Rf6 17.Rb1 Qa5+= 18.g4 h6? 19.Ne4+– 1–0. pcmvr (2560) – carrafurca (2100), net–chess.com, 2006.

6.Nf3 Ne5 7.Ne5 (7.fe5 Ng4 8.c3+=) 7...h5 (7...0-0!?-/+) 8.Bb5= Bd7 9.Qe2 (9.Nd7 Nd7 10.c3 Bd6=) 9...c6+= 10.Nd7 (10.Bd3 Bg4 11.Ng4 hg4+=) 10...Qd7 (10...Nd7 11.Bd3+=) 11.c3 (11.Bd3 Qg4+=) 11...Ba5 (11...Bc5 12.Bd3+=) 12.Bd3 0-0-0 13.Na3 Ne4 14.Rb1 Qe7 15.Be4 (15.Nc2 Qh4 16.g3 Qh3+=) 15...Qe4 (15...de4 16.Nc4 Bc7 17.Rb4+=) 16.0-0= Bb6 17.Rb4 Qe7 (17...Qg6 18.Rb2=) 18.Rfb1 Rd7 19.d4 (19.Nc2 Bc5 20.R4b2 g5 21.fg5 Qg5=) 19...Rh6 (19...Bc7 20.Nc2 Bf4 21.c4+=) 20.c4 (better is 20.Nc2!?=) 20...Bd4!-/+ 21.R4b3 (21.ed4 c5 Double attack (21...Qe2 Pinning; 21...Qe2 Deflection; 21...c5 Decoy)) 21...Bc5 22.Nc2 d4 23.Kh1? (23.Rd1 Rhd6 24.Qh5 d3 (worse is 24...de3 25.Re1 Rd1 26.Kh1–+) 25.Qh8 Kc7–+) 23...Rhd6 (better is 23...de3 24.Rd3–+) 24.Nd4? (24.Qh5 d3 A) 25.Qc5?? dc2 26.Rg1 Rd1 27.Qe7 Rg1 28.Kg1 c1Q (28...Re7?! 29.Rc3+=) 29.Kf2 Re7–+; B) 25.Nd4–+) 24...Bd4 25.Qh5 g6 (25...Be3 26.Qh8 Rd8 27.Qh3 Kb8 28.Qf3–+ (28.Rb7?? Qb7 29.Rb7 Kb7–+)) 26.Qh3 Bb6 (26...Re6!? 27.Re1–+) 27.c5 Rd1?? (better is 27...Bc5 28.Rb7 Bb6 (28...Be3?? 29.Rb8 Kc7 30.R1b7) 29.Rd7 Qd7–+) 28.Rd1+– (28.Rd1 f5 29.Rd7 Qd7 30.Qh8 Bd8 31.Qd4+–) 1–0. Wall,Bill – Waite,Dan, corr, 1989.

5.h3 0-0

6.a3 Be7 7.Bb2 c5 8.d4 Nc6 9.Nf3 Bf5 10.Be2 Rc8 11.Qd2 Ne4 12.Qd1 Bf6 13.Nbd2 Qb6 14.Rb1 cd4 15.Bd4 Qa5 16.Bf6 Nf6 17.0-0 b6 18.Nb3 Qa3 19.Nfd4 Nd4 20.Nd4 Bg6 21.Rb3 Qc5 22.Bd3 Rfe8 23.Bg6 hg6 24.Qe2 Ne4 25.Rfb1 Nc3 26.Qf3 Nb1 27.Rb1 a5 28.Rb5 Qc3 29.Qd5 a4 30.Rb6 a3 31.Ra6 Red8 32.Qa2 Qb2 33.Ra3 Qc1 34.Kh2 Qe1 35.c3 Rc3 36.Ra8 Rcc8 37.Ra3 Qc3 38.Rc3 Rc3 39.Qa7 Rcc8 40.Qe7 Rf8 41.Nf3 Rce8 42.Qd6 Rd8 43.Qf4 Rc8 44.Ng5 Rc2 45.Kg3 Rcc8 46.Qc4 Rc4 47.f4 Rc5 48.Kf3 Re8 49.Ne4 Rc4 50.Ng5 Rc3 51.Ne4 f5 52.Nd6 Ree3 53.Kf2 Rcd3 54.Nc4 Re4 55.Nb2 Rf4 56.Ke2 Rc3 57.Nd1 Rg3 58.Ne3 Re4 59.Kf2 Ree3 60.h4 f4 61.Kf1 Kf7 62.Kf2 Kf6 63.Kf1 Kf5 64.Kf2 Kg4 65.h5 Kh4 66.Kf1 Kh5 67.Kf2 Kg4 68.Kg1 f3 69.Kf2 Re2 70.Kf1 f2 71.Ke2 Kf4 72.Kf1 g5 73.Ke2 Rg2 74.Kf1 Rg1 75.Kf2 Rg3 76.Ke2 Rf3 77.Kd2 g4 78.Kc2 g3 79.Kb2 g2 80.Ka2 g1Q 81.Kb2 Qg2 82.Kc1 Rf1 0-1. rikyrubio (1805) - DivnineDestruction (2215), Rated Blitz tournament, lichess.org.

6.Bb2 c5 7.a3 Ba5 8.g4 d4 9.g5 Nd5 10.Bc4 de3 11.Nc3 ef2 12.Kf1 fg1Q 13.Rg1 Nc3 14.Qf3 Qd2 15.Bc3 Qc3 16.Bd3 Qa1 17.Kg2 Qe5 18.Qh5 g6 19.Qh6 Bf5 0–1. dragonre – mars2010, internet, 2013.

6.Nf3 c5 7.c3 Ba5 8.Bd3 Nc6 9.Bh2 Qe7 10.a4 Ne4 11.Na3 Bf5 12.Qb1 c4 13.Bc2 a6 (13...Nc3 14.dc3 Bc3 15.Ke2) 14.0-0 Rae8 15.Qb2 Bd8 16.Rfe1 g5 17.Nd4 Nd4 18.ed4 Qd7 19.a5 Ba5 20.f3 Nd6! 21.Qc1 (21.Bd6 Qd6 22.Bf5 Bc7) 21...Bc7! 22.Re5 Bc2 23.Nc2 Re5 (23...Nf5) 24.de5 Nf5 25.d4 cd3 26.Qg5 Ng7 27.Nb4 f6! 28.ef6 Bh2 29.Kh2 Qd6 30.Kg1 Rf6 31.Rd1 Qb6 32.Kh1 Rf5 33.Qh4 d2 34.Rd2 Rh5 1–0. Basman – Gass, 1978 (Basman).

5.a3 Ba5

6.Bb5 c6 7.Be2 Nbd7 8.Bb2 0-0 9.Nf3 Nc5 10.Bd4 Nce4 (10...Nce4 11.0-0 c5=+).

6.c3 0-0 7.Nf3 c5 8.Be2 Nc6 9.Bf4 Re8 10.0-0 Bf5 (10...Bf5 11.Bg5 Qb6=+).

6.Bc3 Bb6 7.Nf3 0-0 8.Be2 Re8 9.0-0 Nc6 10.d4 Ne4 11.Nfd2 Qg5 12.Ne4 de4 13.Kh1 Ne7 14.Nd2 Nd5 15.Bb2 c6 16.c4 Nf6 17.h3 Bc7 18.Re1 Qh4 19.Kg1 h5 20.Nf1 Qg5 21.Kh1 Qf5 22.Kg1 Bd7 23.Bc3 Qg5 24.Kh1 b5 25.d5 bc4 26.dc6 Bc6 27.Bc4 Rad8 28.Qc2 Nd5 29.Bd4 Re6 30.Ng3 (30.Nd2 Qh4 31.f4 Ba5=) 30...Rg6+= 31.Rg1 (31.Bf1 Bg3 32.fg3 a5+=) 31...Bg3-/+ 32.Bd5 Bd5 33.fg3 Qg3 34.Ba7 Be6 (34...Rc6 35.Qe2+=) 35.Rgf1 Rd5 36.Qf2 (36.Qe4? Ra5 37.Qa8 Kh7–+) 36...Qg5 37.Rg1 Rf5 38.Qe1 Bc4 39.Rc1 Bf1 40.Qd2 Bd3 41.Qb4 Kh7 42.Qb8 Ba6 43.Rcd1 Rgf6 (43...Rf1 44.Rdf1 Bf1 45.Qb2=) 44.Bd4= Rc6 45.Qe8 Re6 46.Qa8 Qh4 47.Qb8 Rh6 48.Ba1 Bd3 49.Rc1 f6 50.Bd4 Qf2 51.Rc8 Kg6 52.a4 Rh7 53.Rc6 h4 54.Qe8 Kh6 55.Qf8 Kg6 56.Qe8 Kh6 57.Qf8 Kg6 58.Qe8 ½–½. underjon (2425) – pierred (2795), net–chess.com, 2016.

6.Bc3 Bc3 7.Nc3 0-0 8.d4 Re8 9.Nf3 Bg4 10.Be2 Nbd7 (10...Nbd7 11.0-0 Qe7=).

6.c4 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.a3 Ba5).

6.Be2 Nc6 7.Bb2 0-0 8.Nf3 Bg4 9.0-0 Re8 10.d3 Qe7 (10...Qe7 11.Nbd2 Rad8=).

6.Qf3 Nbd7 7.Bc3 c6 8.Ba5 Qa5 9.Nc3 b5 10.Qf4 Rb8 (10...Rb8 11.Ra2 0-0=+).

6.Nf3 Nbd7 7.Bc3 Bc3 8.Nc3 0-0 9.Be2 Nb6 10.d4 =.

6.Nf3 Bg4 7.h3 Be6 8.Nd4 0-0 9.Bf4 c5 10.Ne6 =+.

6.Bf4 0-0 7.Nf3 c5 8.Be2 Nc6 9.0-0 Bf5 10.d4 cd4 11.Nd4 =+.

6.Bf4 a6 A) 7.Nf3 Ne4 8.Be2 0-0 9.0-0 Re8 10.Ra2 g5 11.Bg3=; B) 7.Be2 d4 8.Bf3 Nd5 9.Bd5 Qd5 10.Nf3 de3 11.fe3=.

6.Bf4 c5 A) 7.Be2 Nc6 8.Nf3 0-0 9.0-0 Bf5 10.d4 c4 11.Nbd2=+; B) 7.Nf3 0-0 8.Be2 Nc6 9.0-0 Bf5 10.d4 c4 11.Nbd2=+.

6.Bf4 Nbd7 7.Be2 Nf8 8.Nf3 Ng6 9.Bg5 h6 10.Bf6 Qf6 (10...Qf6 11.c3 0-0=+; < 10...gf6 11.0-0+=).

6.Bf4 Ne4 7.Nf3 0-0 8.Be2 Qf6 9.c3 c5 10.Ra2 Nc6 11.0-0 =+.

6.Bf4 Be6 A) 7.Be2 c5 8.Nf3 0-0 9.0-0 Nc6 10.d4 c4 11.Ra2=; B) 7.Nf3 0-0 8.Be2 Nc6 9.0-0 Ne4 10.c3 Qf6 11.Qc2=.

6.Bf4 Qe7 7.Nf3 0-0 8.Be2 Nc6 9.0-0 Re8 10.c3 Bf5 11.d3 =.

6.Bf4 Bf5 A) 7.Be2 0-0 8.Nf3 c5 9.0-0 Nc6 10.d4 c4 11.Ne5=+; B) 7.Nf3 0-0 8.Be2 c5 9.0-0 Nc6 10.d4 c4 11.Ra2=+.

6.Nf3 0-0

(--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.a3 Ba5).

7.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.a3 Ba5 7.Nf3).

7.Be2 c5 8.0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.a3 Ba5 5.Nf3 d5 6.e3 0-0 7.Be2 c5 8.0-0).

7.Be2 c5 8.0-0 Nc6 9.Bb2 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2 Re8 9.a3 Ba5).

6.Nf3 c5

7.Bb5 Nc6 8.0-0 0-0 9.Bf4 =.

7.Bb5 Nc6 8.0-0 a6 9.Bc6+= bc6 10.Nc3 (10.c4 Bc7+=) 10...0-0 11.Rb1 (11.Na4 c4+=) 11...Nd7 (11...Ne4 12.Ne1+=) 12.Bf4 f5 (12...Bc3!? 13.dc3 c4=) 13.Na4 Nf6 (13...Bc7!?+=) 14.Nc5+/– Bb6 15.Nd3 h6 (15...Bc7 16.Nde5 c5 17.d4+/–) 16.Nde5 Bd7 17.c4 Re8 (17...g5 18.Bg3+–) 18.Nd7 Qd7?? (18...Nd7 19.cd5 cd5+–) 19.Rb6 dc4 20.Qa4 1–0. usingprogram (2010) – colacmarius, kurnik, 2012.

7.Bb5 Nc6 8.Nc3 Be6 9.Bc6 bc6 10.0-0 0-0 11.Rb1 Ng4 12.Bf4 Bc3 13.dc3 Qa5 14.h3 Nf6 15.Ne5 Qc3 16.Nc6 Qa3 17.Be5 Nd7?? (better is 17...Qa4 18.Ne7 Kh8 19.Bf6 gf6+=) 18.Ra1+– Ne5 19.Ne7 (19.Ra3?! Nc6 20.Ra6 Rfc8+–) 19...Kh8 20.Ra3 Rfd8 21.Qa1 Rd7 22.Qe5 Re7 23.Rfa1 f6 24.Qd6 Ree8 25.Ra7 Rad8 26.Qc7 Rg8 27.Qc5 Bf5 28.c4 dc4 (28...Be4 29.f3 Rc8 30.Rc7 Rc7 31.Qc7 dc4 32.fe4+–) 29.Qf5 c3 30.R1a3 (30.R1a4 Rd1 31.Kh2 Rdd8 32.Rh4 h6 33.Rh6 gh6 34.Qh7#) 30...c2 31.Qc2 1–0. usingprogram (1965) – mtmncd (1800), kurnik, 2011.

7.Bb5 Bd7 8.Be2 Nc6 9.0-0 Qe7 10.Bb2 =.

7.c4 Nc6 8.cd5 Ne5 9.Ne5 +=.

7.c4 Bg4 8.h3 Bh5 9.Qa4 Nc6 10.cd5 Bf3 11.gf3 Qd5 12.Bf6 gf6 13.Bb5 0-0-0 14.Bc6 (14.Ke2 Ne5 15.e4 Qd4 16.Qa5 Qa1 17.Qa7 Qd4=) 14...Bd2+= 15.Nd2 Qd2 16.Kf1 Qd3 17.Kg2 Rhg8 18.Kh2 Qd6 19.f4 Qc6 20.Qc6 bc6 21.Rac1 Rd2 22.Rhf1 Rd5 23.Rg1 Rg6 24.Rg6 (24.Rgd1!? Rd1 25.Rd1=) 24...fg6-/+ 25.Kg3 Kd7 26.Kf3 Kd6 0–1. typ48 – sahin7, internet, 2013.

6.Nf3 Nc6

7.Bb2 Bg4 8.Be2 Qe7 9.0-0 h5 (9...0-0 10.d3=) 10.d4 (10.h3 Bf5=) 10...Ne4 11.h3 Bf3 (11...Be6 12.Nbd2=) 12.Bf3+= 0-0-0 13.c4 g5 (13...dc4 14.Qc2 f5 15.Qc4+=) 14.cd5+– Rd5 15.Qb3 Rhd8 (15...Qe6 16.Be2 Nd6 17.Rc1+–) 16.Bh5+– f5 17.Nc3 Bc3 18.Bc3 g4 19.hg4 Nf6 (19...Qh4!? 20.f3 Ng3=) 20.Rab1 b6 21.Qa4 Kb7 22.Rfc1 Nh5 23.gh5 R8d6 (better 23...Rh8+–) 24.Bb4+– Nb4 25.ab4 (worse 25.Qb4 Qe8+–) 25...f4 26.Ra1 a5 27.ba5 Ra5 28.Qb3 Rh5 29.Qd3 (29.ef4?! Rdh6 30.Qf3 c6+–) 29...b5 (29...Ra5 30.Ra5 ba5 31.ef4+–) 30.Qa3 (30.ef4?! Qh4 31.Qe4 c6+–) 30...Kc8 (30...Qd8 31.Rc7!! Kc7 32.Qa7 Kc6 33.Rc1 Kd5 34.Qa2 Ke4 35.f3 Kf5 36.Qf7 Kg5 37.Rc5 Rd5 38.Rd5 Qd5 39.Qd5 Kh6 40.Qe6 Kg7 41.Qe7 Kg8 42.Qe8 Kg7 43.Qh5 fe3 44.Qb5 Kf8+–) 31.Qa8 Kd7 32.Rc7!! (32.ef4?! Rdh6 33.Rc7 Kc7 34.Ra7 Kd6 35.Qb8 Kc6 36.Qc8 Kd5 37.Rd7 Qd7 38.Qd7 Ke4+–) 32...Kc7 33.Ra7 Kb6 34.Re7 Rdh6 (34...Rd7 35.Re6 Rd6 36.Rd6 Kc7 37.Qc6 Kb8 38.Rd8 Ka7 39.Ra8) 35.Qa7 Kc6 36.Qc7 Kd5 37.Qc5 1–0. Dalilah – Ggjyyy, internet, 2019.

7.Bb5 Bd7 8.Bc6 Bc6 9.0-0 0-0 10.Qc1 =.

5.a3 Bc5

6.Nc3 Nbd7 7.d4 c6 8.Bf4 Qa5 9.Nge2 Be7 10.Qd2 Nb6 (10...Nb6 11.Ne4 Qd2 12.Nd2 0-0=).

6.d4 Be7 7.Nf3 Nbd7 8.c4 0-0 9.Qc2 c6 10.Bg3 Qa5 (10...Qa5 11.Nbd2 dc4 (11...Ba3? 12.cd5 Qb4 13.Qa2+–) 12.Bc4 Nb6= (12...Ba3? 13.Bd6 Qd2 14.Nd2 Bd6 15.0-0+–)).

6.Be2 Nc6 7.Bb2 0-0 8.Nf3 Re8 9.0-0 Bf5 10.d4 Bd6 (10...Bd6 11.c4 dc4 12.Bc4 Na5=).

6.Qf3 Nbd7 7.Bf4 Ne4 8.d4 Bb6 9.Bd3 Ba5 10.Kf1 Ndf6 (10...Ndf6 11.Be5 Bg4=).

6.Nf3 Nbd7 7.Bf4 0-0 8.Be2 Be7 9.Nc3 c6 10.Nd4 Nb6 (10...Nb6 11.0-0 Re8=).

6.Bf4 d4 7.Nf3 0-0 8.Bc4 Nc6 9.0-0 Bg4 10.h3 Bh5 (10...Bh5 11.Ra2 Nd5=+).

6.Bf6 gf6 7.d4 Bd6 8.c4 +=.

6.Bf6 Qf6 7.d4 Be6 8.Qf3 Be7 9.Nc3 c6 10.Qf6 Bf6 (10...Bf6 11.Bd3 b6=).

5.a3 Nc6

6.Nc3 Ne5 7.ab4 Qe7 8.Ra4 d4 9.Nb5 de3 10.fe3 Nc6 =+.

6.Bc7 Bd2 7.Nd2 Qc7 8.Bd3 Bg4 9.Ngf3 0-0 10.h3 Bh5 =+.

6.Nf3 Be7 7.Bf6 Bf6 8.d4 Ne7 9.c3 0-0 10.Bd3 c5 =.

6.Bf4 Be7 7.Nc3 0-0 8.Bb5 Na5 9.Nge2 c5 10.0-0 a6 -/+.

6.Bg3 Be7 7.Nc3 0-0 8.Bd3 Bg4 9.Qb1 Rb8 10.Nb5 Rc8 =.

6.ab4 Ne5

7.d4 Nc4 8.Bc4 dc4 9.Na3 Be6 10.Ne2 0-0 11.0-0 Re8 12.Nb5 c6 13.Nbc3 Qd6 14.b5 Bd7 15.bc6 Bc6 16.Ra5 Qc7 17.Rc5= Rac8 18.Rc4 Ng4 19.Ng3 Qd7 20.Qe2 Qe6? 21.d5!+– Bd5 22.Nd5 Nh2 23.Rc8 Rc8 24.Rd1 Rc5 25.Nb4 Qf6 26.Ne4 Qh4 27.Nc5 h5 1–0. EXchess 3.11 – Comet B25, 2004.

7.d4 Neg4

8.Nd2 Qe7 9.h3 Nh6 10.b5 0-0 11.Ngf3 Nf5 12.Bd3 Bd7 13.Ne5 Nd6 14.Qe2 Nfe4 15.Be4 de4 16.c4 f6 17.Nd7 Qd7 18.0-0 Rfe8 19.Rfb1 f5 20.c5 Nf7 21.Rb3 b6 22.Qc4 bc5 23.Qc5 Nd6 24.Nc4 Qe6 25.Rb4 Red8 26.Ra6 Qe7 27.Ne5 Rdc8 28.Rba4 Qe6 29.Ra7 Ra7 30.Ra7 Kf8 31.b6 cb6 32.Qb6 Ke8 33.Kh2 Qh6 34.Qb3 Kf8 35.Rf7 Kg8 36.Rc7 Kf8 37.Rc8 Ke7 38.Qg8 Qh3 39.Kh3 Kf6 40.Qf8 Ke6 41.Rc6 f4 42.Rd6 1–0. COMP – COMP, 2002.

8.Nd2 Qe7 9.h3 Nh6 10.b5 Nf5 =.

8.Nd2 Qe7 9.h3 Nh6 10.c3 0-0 11.Ngf3 Nf5 12.Ne5 Nd7 13.Nd7 Bd7 14.Bd3 Nh4 15.0-0 Qg5 16.g4 f5 17.f4 Qe7 18.Re1 c6 19.g5 Rfe8 20.Qh5 Ng6 21.Nf3 Qf7 22.Nd2 Re7 23.c4 Rae8 24.Qf3 a6 25.Ra5 Be6 26.c5 Bd7 27.Bc2 Re6 28.Ra3 Kh8 29.Qf2 R6e7 30.Nf3 Qe6 31.Rea1 Bc8 32.Ne5 Kg8 33.Rf1 Bd7 34.Qf3 Nh8 35.Qg3 Rf8 36.h4 Bc8 37.h5 h6 38.Kh1 Bd7 39.gh6 Qh6 40.Qh4 Rf6 41.Rg1 Be6 42.Raa1 Re8 43.Rg5 Nf7 44.Rag1 Kf8 45.Ng6 Kg8 46.Ne7 Kh8 47.Rg7 Qg7 48.Rg7 Kg7 49.Qg3 Kh8 50.Ng6 Kh7 51.Bd3 Rg8 52.Qh4 Kg7 53.Ne7 Re8 54.Qg3 Kh8 55.Ng6 Kh7 56.Qh4 Kg7 57.Be2 Rb8 58.Qg3 Kh7 59.Bf3 Re8 60.Qh4 Kg7 61.Kh2 Rg8 62.Be2 Re8 63.Qg3 Kh7 64.Bd3 Rg8 65.Qh4 Kg7 66.Ne7 Re8 67.Qg3 Kh8 68.Ng6 Kh7 69.Qh4 Nh6 70.Ne5 Rff8 71.Kg2 Rg8 72.Kh1 Bc8 73.Kh2 Rg7 74.Be2 Rgg8 75.Kh1 Re6 76.Bf3 Ree8 77.Bd1 Rg7 78.Qf6 Ng8 79.Qd6 Nh6 80.Be2 Reg8 81.Nf3 Nf7 82.Qf6 Re8 83.h6 Nh6 84.Ng5 Kg8 85.Qh6 Re3 86.Qf6 Rd7 87.Bh5 Ree7 88.Ne6 Re6 89.Qe6 Kh8 90.Bf7 Kg7 91.Be8 a5 92.ba5 Rc7 1–0. COMP – COMP, 2002.

8.h3 Nf2 9.Kf2 Ne4 10.Ke2 Ng3 11.Kf3 Nh1 12.g4 Qd6 13.Kg2 Ng3 14.Bd3 h5 15.Qf3 hg4 16.hg4 Rh4 17.Qf4 Qf4 18.ef4 Rg4 19.Kf3 Nh5 20.Ne2 Rh4 21.f5 Rh3 22.Kg4 Rd3 23.cd3 g6 24.Nbc3 Bf5 25.Kf3 c6 26.Rd1 Ke7 27.b5 Kd6 28.Nf4 a5 29.bc6 bc6 30.Nh5 gh5 31.Kf4 Bg6 32.Na4 Kc7 33.Kg5 Rb8 34.Nc5 Rb5 35.Ra1 Kd6 36.Ra5 Rb4 37.Ra4 Rd4 38.Rd4 Kc5 39.Rf4 d4 40.Rf3 Kd6 41.Rg3 c5 42.Kf6 c4 43.dc4 Kc5 44.Ke5 d3 45.Rg2 Kc4 46.Kf4 Kd4 47.Ra2 h4 48.Rh2 Be4 49.Kg4 f5 50.Kf4 h3 51.Ra2 Bg2 52.Ra4 Kc3 53.Ra3 Kc2 54.Kg3 f4 55.Kh2 d2 56.Ra2 Kd3 57.Ra1 Ke3 58.Ra3 Ke2 59.Ra2 0–1. COMP – COMP, 2002.

8.Nd2 Qd6

9.h3 Nh6

10.b5 0-0 =.

10.c3 0-0 11.g4 Ne4 12.Ne4 de4 13.Qc2 f5 14.Ne2 Nf7 15.Ng3 Qc6 16.c4 Ng5 17.Bg2 Qb6 18.b5 Qg6 19.gf5 Bf5 20.Ra5 Kh8 21.c5 c6 22.Rf1 Nf3 23.Bf3 ef3 24.Nf5 Rf5 25.bc6 bc6 26.Kd2 Qe6 27.Ra6 Rff8 28.Rg1 Qh3 29.Rc6 Qh2 30.Rf1 a5 31.e4 Qg2 32.Qd3 Rab8 33.Kc3 a4 34.Qa6 Rbe8 35.e5 Ra8 36.Qc4 Rfd8 37.Ra6 a3 38.Qd5 Rab8 39.Qc4 Rb2 40.Ra3 Rf2 41.Rf2 Qf2 42.Ra7 Qe3 43.Kc2 f2 44.Ra1 h6 45.Rd1 Qe4 46.Qd3 Rd4 47.Qe4 Re4 48.Rf1 Re5 49.c6 Rc5 50.Kd3 Rc6 51.Rf2 Kh7 52.Kd4 g5 53.Ke5 h5 54.Kd5 Rg6 55.Ke5 g4 56.Rh2 Kh6 57.Kf4 g3 58.Rg2 h4 59.Kf3 Kh5 60.Rg1 Rf6 61.Ke4 Kg4 62.Ke5 Rf5 63.Ke6 h3 64.Rg3 Kg3 65.Kf5 h2 66.Ke5 0–1. COMP – COMP, 2002.

10.c3 Bd7 11.Ngf3 0-0 12.Be2 Nf5 13.Qc2 Ne7 14.0-0 Bf5 15.Bd3 Bd3 16.Qd3 Rfe8 17.Ra2 Nc8 18.Re1 Qe7 19.Rea1 Ne4 20.Ne5 Ng5 21.Qb5 c6 22.Nc6 bc6 23.Qc6 Nb6 24.Ra7 Ra7 25.Ra7 Qe6 26.Qb5 Ne4 27.Ne4 de4 28.Ra6 Rb8 29.c4 h5 30.d5 Qf6 31.c5 Nd7 32.Qb8 Nb8 33.Rf6 gf6 34.c6 Kf8 35.c7 Nd7 1–0. COMP – COMP, 2002.

10.c3 Bd7 11.Ngf3 0-0 12.Be2 Nf5 13.Ne5 Ne7 14.Bd3 Nc6 15.Ng4 Bg4 16.hg4 h6 17.Qf3 a5 18.g5 ab4 19.Ra8 Ra8 20.gf6 bc3 21.Nb3 Nb4 22.Be2 Ra3 23.Qg4 Qf6 24.Qc8 Kh7 25.Nc1 Nc2 26.Kd1 Nb4 27.Qf8 Ra4 28.Qc5 Qf2 29.Qc3 Qg2 30.Rf1 c6 31.Rf7 b5 32.Rf1 h5 33.Nb3 h4 34.Nd2 h3 35.Bf3 Qg3 36.e4 g6 37.e5 h2 38.e6 Qh4 39.Re1 Qe7 40.Rh1 Qe6 41.Rh2 Kg7 42.Be2 g5 43.Rf2 Qg6 44.Bf1 g4 45.Rg2 Na2 46.Qc5 Kg8 47.Bd3 Qd3 48.Rg4 Kf7 49.Rf4 Qf5 50.Rf5 Kg6 51.Qf8 Nc3 52.Kc2 Ra2 53.Kc3 b4 54.Kb3 Ra3 55.Kb4 Rh3 56.Rf6 Kh5 57.Qh8 Kg5 58.Qg7 Kh5 59.Rh6 1–0. COMP – COMP, 2002.

10.c3 Bd7 11.Ngf3 0-0 12.Ne5 Qb6 13.g4 Rfd8 14.g5 Nf5 15.gf6 Qf6 16.Nd7 Rd7 17.Bd3 Ne7 18.Qh5 Ng6 19.Nf3 Qc6 20.Ra3 Rd6 21.Ne5 Qe8 22.Rg1 Qe7 23.Nf3 Nf8 24.Nh4 Qd7 25.Qg5 Ng6 26.Bf5 Qe8 27.Bc2 Qd7 28.Qg3 Rf6 29.Nf5 Re6 30.h4 h5 31.Qg5 a5 32.Qh5 Rea6 33.Qg4 Qb5 34.h5 ab4 35.hg6 fg6 36.Nd6 cd6 37.Qe6 Kf8 38.Rh1 Qf1 39.Kf1 Ra3 40.Rh8 1–0. COMP – COMP, 2002.

7.d4 Ng6

8.Nf3 0-0 9.Bd3 Bd7 10.0-0 a6 11.Nc3 Re8 12.Bg6 fg6 13.Ne5 Bf5 14.Qd2 c6 15.Na4 Ne4 16.Qe2 Nd6 17.Nc5 Re7 18.Na6 Ne4 19.Nc5 Nc3 20.Qd2 Ne4 21.Ne4 Be4 22.Ra8 Qa8 23.f3 Bf5 24.Re1 Qd8 25.Qc3 Qb6 26.Ra1 Re8 27.Qc5 Qc5 28.bc5 Bc2 29.Ra7 Rb8 30.Nd7 Re8 31.Rb7 Bd3 32.Ne5 Bb5 33.Kf2 Rc8 34.e4 de4 35.fe4 Ba4 36.Ke3 Bb5 37.d5 Ra8 38.Rb6 Bf1 39.Rc6 Bg2 40.Rc7 Ra3 41.Kf2 Ra2 42.Kg3 h5 43.d6 h4 44.Kh4 Be4 45.d7 Rh2 46.Kg5 Rd2 47.Rc8 Kh7 1–0. COMP – COMP, 2002.

8.Nf3 0-0 9.Bd3 Re8 10.0-0 Ne4 11.Qe1 a6 12.b5 Bg4 13.Ne5 Ne5 14.de5 Nc5 15.ba6 Nd3 16.cd3 d4 17.f3 Bf5 18.e4 Bg6 19.Nd2 ba6 20.Nc4 Re6 21.Ra5 Qb8 22.f4 Bh5 23.f5 Re8 24.Qf2 Rd8 25.Qa2 g6 26.fg6 Bg6 27.Ra6 Ra6 28.Qa6 Qb3 29.Qf6 Rf8 30.e6 Qd3 31.Ne5 Qe3 32.Kh1 Qb3 33.ef7 Rf7 34.Qd8 Kg7 35.Nf7 Bf7 36.Qd4 Kg8 37.Qd8 Kg7 38.Qc7 h6 39.e5 Qd5 40.Qd6 Qe6 41.Rf4 h5 42.Rf3 Qd6 43.ed6 Be6 44.Rc3 Kf8 45.Rc5 Bg4 46.h3 Bd7 1–0. COMP – COMP, 2002.

8.Nf3 0-0 9.Bd3 Re8 10.Bg6 fg6 11.Ne5 Bf5 12.Nd2 Nd7 13.Ndf3 Be4 14.0-0 Ne5 15.Ne5 Qg5 16.g4 c6 17.Qe2 c5 18.bc5 h5 19.f3 Bf5 20.h4 Qh4 21.gf5 Qg5 22.Kh1 Qh4 23.Qh2 Qh2 24.Kh2 gf5 25.Rh1 Re7 26.Kg3 g6 27.Kf4 Rg7 28.Rag1 Kh7 29.Rg5 Re8 30.c4 dc4 31.Nc4 Re6 32.Rhg1 Kh6 33.d5 Ra6 34.Nd6 Kh7 35.Ke5 Re7 36.Kf6 Rd7 37.Rg6 Rad6 38.cd6 Rd6 39.Kf7 Rd7 40.Ke6 Rc7 41.R1g5 Rd7 1–0. COMP – COMP, 2002.

8.Nf3 Qe7 9.c3 0-0 10.Bd3 Nf4 11.0-0 Nd3 12.Qd3 a6 13.Nbd2 Ne4 14.Ra5 c6 15.Rfa1 Bf5 16.Ne4 Be4 17.Qd1 Rae8 18.Qe2 Bf3 19.Qf3 f5 20.h3 Qh4 21.Kh2 f4 22.ef4 Rf4 23.Qg3 Qg3 24.Kg3 Rf6 25.R5a2 Rg6 26.Kh2 h5 27.h4 Kf7 28.Kh3 Kf6 29.Ra3 Kf5 30.c4 Re2 31.cd5 cd5 32.Rf3 Ke4 33.Rd1 Rf6 34.Rg3 Rff2 35.Rg7 Rd2 36.Rd2 Rd2 37.g4 Rd3 38.Kg2 Rd4 39.gh5 Kf5 40.Rf7 Ke5 41.Re7 Kf6 42.Rb7 Rh4 43.Rb6 Kg5 44.Rd6 Kh5 45.Rd5 Kg6 46.b5 ab5 47.Rb5 Kf6 48.Rb8 Kf5 49.Kg3 Rg4 50.Kf3 Rf4 51.Ke3 Re4 52.Kd3 Rh4 53.Rf8 Ke5 54.Re8 Kd5 55.Rd8 Ke5 56.Kc3 Rh1 57.Re8 Kd5 58.Kd2 Kd4 59.Ke2 Rh3 60.Kf2 Rc3 61.Rd8 Ke4 62.Re8 Kf4 63.Ke2 Rg3 64.Re7 Rh3 65.Kd2 Rb3 66.Re8 Rg3 67.Ke2 Rg1 68.Kd3 Rd1 69.Kc2 Rd5 70.Kc3 Rd7 71.Rf8 Ke4 72.Rc8 Re7 73.Kc4 Re6 74.Kc5 Re5 75.Kd6 Rd5 76.Kc6 Rh5 77.Re8 Kd4 78.Rd8 Kc4 79.Rd2 Rh6 80.Kd7 Kc5 81.Ke7 Rg6 82.Rd8 Kc6 83.Rd4 Rh6 84.Rd1 Rh3 85.Kf6 Re3 86.Kf5 Kc5 87.Kf4 Re2 88.Rd8 Re1 89.Kf3 Kc4 90.Kf2 Re4 91.Ra8 Re5 92.Kg3 Rf5 93.Kg4 Rf2 94.Rd8 Kc5 95.Kg3 Rf5 96.Kh4 Kc4 97.Kg4 ½–½. COMP – COMP, 2002.

8.Nf3 Qe7 9.c3 0-0 10.Be2 Re8 11.0-0 Ne4 12.Qb3 c6 13.b5 Bg4 14.bc6 bc6 15.c4 Rab8 16.Qc2 dc4 17.Qc4 Rb2 18.h3 Nd6 19.Qc1 Re2 20.hg4 Ne4 21.Qc4 Rb2 22.Ra2 Ra2 23.Qa2 c5 24.d5 Rc8 25.Nbd2 Nd2 26.Qd2 Qd7 27.g5 c4 28.Rc1 Rc5 29.e4 Qg4 30.Qe3 Rc7 31.d6 Rc6 32.e5 Nf4 33.g3 Nd3 34.Ra1 a6 35.Nd4 Rb6 36.Nf5 Rb8 37.Ne7 Kf8 38.Nd5 Qe6 39.Qa7 Re8 40.Nc7 Qe5 41.Ra6 Qe1 42.Kh2 Rd8 43.f4 Qe2 44.Kg1 Qd1 45.Kg2 Ne1 46.Kf2 Kg8 47.Qa8 Nd3 48.Kg2 Qe2 49.Kg1 Qf2 50.Kh1 Qe1 51.Kg2 Qe2 52.Kg1 Qe3 53.Kg2 ½–½. COMP – COMP, 2002.

8.Nf3 Qe7 9.c3 Ne4 10.Nbd2 (10.Ra5 c6=) 10...Bg4 (10...0-0 11.Ne4 de4 12.Nd2=) 11.Qa4 c6 12.Ne4 de4 (12...Qe4 13.Nd2 Qe6 14.h3=) 13.Nd2 0-0 14.b5 cb5 (14...Bd7 15.Qa3=) 15.Qb5 f5? (better is 15...Rfe8=) 16.h3+– Bh5? (better is 16...Qh4+–) 17.g4! fg4 (17...a6 18.Qb3 Kh8 19.gh5 Nh4+–) 18.Qh5 g3 19.fg3 Qc7 (19...Rfc8 20.c4+–) 20.Ne4 Rae8 (20...a6 21.Bd3+–) 21.Qc5 (21.Qd5 Kh8 22.Bd3 Rf3+–) 21...Qc5 22.Nc5 (22.dc5?! Re4 23.Ke2 Rfe8+/–) 22...Re3 23.Kd2 Rg3 24.Ra7 b6 25.Nd7 Rc8 (25...Re8 26.Nb6 Nf4 27.Nc4+–) 26.Nb6 Re8 27.c4 1–0. Bendig,Frank – Butko,Alexis, IECG, 2001.

6.Bb5 Bd6

7.Bc6 bc6 8.Bd6 cd6 9.Ne2 0-0 10.0-0 Rb8 11.d4 Re8 12.Nbc3 Qa5 13.Re1 Bf5 14.Ng3 Bg6 15.Qd2 Rb2 16.Rec1 Reb8 17.a4 a6 18.Nge2 R8b6 19.Nf4 R6b3 20.Nfe2 c5 21.Kh1 Qb4 22.a5 Ne4 23.Ne4 de4 24.Qd1 Ra3 25.Ra3 Qa3 26.Rb1 Bh5 27.Qc1 Rb1 28.Qb1 h6 29.Nf4 Bg6 30.Ng6 fg6 31.Qb3 Qb3 32.cb3 Kf7 33.dc5 dc5 34.g4 Kf6 35.Kg2 Ke5 36.h4 Kf6 37.f3 g5 38.h5 Ke5 39.Kf2 ef3 40.Kf3 Kd5 41.Kf2 c4 42.bc4 Kc4 43.e4 Kb4 44.Ke3 Ka5 45.Kd4 Kb6 46.Kd5 a5 47.e5 a4 48.e6 Kc7 49.Kc4 Kd6 50.e7 Ke7 51.Kb4 Kf6 52.Ka4 Ke5 53.Kb5 Kf4 54.Kc4 Kg4 55.Kd3 Kh5 56.Ke3 Kh4 57.Kf3 0–1. COMP – COMP, 2002.

7.Bc6 bc6 8.Bd6 cd6 9.Ne2 0-0 10.0-0 Rb8 11.d4 Bf5 12.Ra2 Re8 13.Nd2 c5 14.Re1 Qc8 15.Ng3 Bg6 16.Qa1 Rb7 17.c4 dc4 18.Nc4 Qe6 19.Na5 Rb5 20.Nc6 Rb6 21.Na7 Qe7 22.dc5 dc5 23.Qc3 Ra8 24.Rc1 Qa7 25.Qc5 Rb1 26.Qc3 Qa5 27.Nf1 Qc3 28.Rc3 Nd5 29.Rac2 Nc3 30.Rc3 Rd8 31.a4 Bd3 32.g3 Bf1 33.h4 Bd3 34.Kg2 Be4 35.f3 0–1. COMP – COMP, 2002.

7.Bf6 Qf6 8.Nc3 Be6 9.Qf3 Qg6 10.Bd3 f5 11.Nd5 Ne5 12.Nc7 Bc7 13.Qb7 Nd3 14.cd3 0-0 15.Ne2 Rac8 16.Nd4 Be5 17.0-0 Rc7 18.Qb5 Bd4 19.ed4 f4 20.Rfe1 f3 21.g3 Qg4 22.Qe5 Rc6 23.Kh1 Qh3 24.Rg1 Rf5 25.Rab1 Re5 26.de5 Bb3 27.e6 Re6 28.g4 Rh6 29.Rg2 Qg2 0–1. COMP – COMP, 2002.

7.Bf6 Qf6 8.Nc3 Qg6 9.Qf3 Qc2 10.Qd5 Bd7 11.Bd3 Qb2 12.Rb1 Qa3 13.Nb5 Qa5 14.Nd6 cd6 15.Qd6 0-0-0 16.Rb5 Qa1 17.Rb1 Qa2 18.Rc1 Qa4 19.Qg3 Qa3 20.Rc3 Qa1 21.Ke2 Rdg8 22.Bc4 Be6 23.Bb5 Bd5 24.Qg5 Qa2 25.Nh3 Rd8 26.Rhc1 Be4 27.Kf1 Qd2 28.Kg1 Qd7 29.Qf4 a6 30.Bc4 f5 31.f3 Rhf8 32.Ng5 Bd5 33.Rd1 h6 34.Nh7 g5 35.Nf8 Rf8 36.Qg3 f4 37.Qe1 Qc7 38.Bd5 Re8 39.Bc6 bc6 40.Qe2 Kb7 41.Rb1 Ka7 42.Ra3 Qc8 43.Qb2 Qc7 44.Qd4 c5 45.Ra6 Ka6 46.Qa4 Qa5 47.Qc6 Qb6 48.Qb6 1–0. COMP – COMP, 2002.

6.Bb5 Be7

7.c3 0-0 8.Bc6 bc6 9.Qa4 Bd7 10.Nf3 c5 11.Qa5 c6 12.Bc7 Qc8 13.0-0 c4 14.Ne5 Qb7 15.Nd7 Nd7 16.a4 Nc5 17.Ra3 Na6 18.Ra1 Nc7 19.e4 de4 20.Na3 Ba3 21.Ra3 Rfd8 22.Qe5 Rd2 23.Qe4 Qb2 24.Raa1 Nd5 25.Rae1 Qa3 26.Qc4 Qc3 27.Rc1 Qc4 28.Rc4 Rc8 29.a5 c5 30.Re1 Nf6 31.Rb1 Ne8 32.Re1 Nd6 33.Rcc1 c4 34.Kf1 c3 35.Re2 Nc4 36.Rc3 Rd1 37.Re1 Nd2 38.Ke2 Re1 39.Ke1 Rc3 40.Kd2 0–1. COMP – COMP, 2002.

7.c3 Bd7 8.Bf6 Bf6 9.Qb3 Bf5 10.Ne2 0-0 11.Nf4 Ne7 12.Bd3 Bd3 13.Nd3 b6 14.Qa4 c5 15.0-0 Re8 16.f3 Ng6 17.Nf4 Nf4 18.Qf4 b5 19.Qf5 Qd6 20.f4 Re4 21.Rf3 Rae8 22.Qh5 d4 23.Kf2 dc3 24.Ra2 g6 25.Qh6 Qd5 26.Rc2 Qd3 27.Rc1 c2 28.Rh3 cb1Q 29.Qh7 Kf8 30.Rb1 0–1. COMP – COMP, 2002.

7.Bc6 bc6 8.Nf3 0-0 9.0-0 Ba6 10.d3 Rb8 11.Nc3 Re8 12.Re1 Bc5 13.d4 Bd6 14.Bf6 Qf6 15.e4 Qg6 16.ed5 cd5 17.Nd5 c6 18.Nb4 Bb5 19.Ne5 Be5 20.de5 c5 21.Nd5 Qg5 22.Re4 Qf5 23.Qe1 Bc6 24.c4 f6 25.f4 Rb2 26.Rd1 fe5 27.Re5 Re5 28.Qe5 Qe5 29.fe5 Kf7 30.Rf1 Ke6 31.Nf4 Ke7 32.Rd1 g5 33.Rd6 Rb1 34.Kf2 Rb2 35.Kf1 Rb1 36.Ke2 Rb2 37.Kd3 Rb3 38.Kc2 Ra3 39.Nd5 Bd5 40.cd5 Re3 41.Re6 Kd7 42.Kd2 Re4 43.Kc3 a5 44.Rd6 Ke7 45.Re6 Kd7 46.g4 Rd4 47.Rd6 Ke7 48.h3 a4 49.Kc2 a3 50.Kb3 Rd3 51.Kc4 Rh3 52.Ra6 Rg3 53.Ra7 Kf8 54.d6 Rg4 55.Kc5 Rg3 56.e6 Rc3 57.Kb4 Re3 58.Ra8 Kg7 59.d7 Re4 60.Kc5 Re5 61.Kd4 Re1 62.Ra3 Rd1 63.Rd3 Rd3 64.Kd3 Kf6 65.d8Q Kf5 66.e7 Kg4 67.e8Q Kh3 68.Qg5 h6 69.Qeh5 1–0. COMP – COMP, 2002.

7.Bc6 bc6 8.Nf3 0-0 9.0-0 Re8 10.Nc3 Bg4 =+.

7.Bc6 bc6 8.Nf3 Rb8 9.0-0 0-0 10.d4 Ne4 11.Nfd2 f6 12.Bf4 Ba6 13.Re1 f5 14.c4 Rb2 15.Qa4 Qc8 16.Ne4 fe4 17.Qc6 Bb7 18.Qa4 Bh4 19.g3 g5 20.Be5 Rff2 21.Qe8 Qe8 22.gh4 Qf7 23.Nd2 Rfd2 24.Rf1 Rg2 25.Kh1 Rgf2 26.Bf4 Qf4 27.Rf2 Qf2 28.hg5 Qh2 0–1. COMP – COMP, 2002.

5.a3 Bd6

6.Bb2 a6 7.Nf3 Nbd7 8.Ra2 0-0 9.Be2 Nb6 10.0-0 =+.

6.Bb2 Nc6 7.Nf3 0-0 8.Be2 Na5 9.d3 c5 10.0-0 =+.

6.Bb2 Nbd7 7.Nf3 0-0 8.Be2 Nb6 9.Nc3 c6 10.0-0 =+.

6.Bb2 Be6 7.Nf3 0-0 8.Nc3 c5 9.Be2 a6 10.0-0 =+.

6.Bb2 Qe7 7.Nf3 0-0 8.Be2 Re8 9.Nc3 c6 10.0-0 =+.

6.Bb2 Bf5 7.c4 dc4 8.Qf3 Be6 9.Qb7 Bd5 10.Bf6 =.

6.Bb2 Bg4 7.Be2 Be2 8.Ne2 0-0 9.0-0 Re8 10.Ng3 =+.

6.Bd4 0-0=+ 7.Nc3 Be7 8.Rb1 Nbd7 9.Qf3 c6 10.a4 Bd6 (10...Bd6 11.Bd3 Ne5-/+).

6.Nf3 Bf5 7.Bd6 Qd6 8.d4 0-0 9.Bd3 Be4 10.0-0 =.

6.f4 Be5-/+ 7.fe5 Ng4 8.Nf3 Nd7 9.Nc3 c6 10.d4 Ne3 (10...Ne3 11.Qd2 Nf1 12.Rf1 0-0-/+).

6.Bg3 0-0 7.Nf3 c5 8.Bd6 Qd6 9.d4 Nc6 10.dc5 Qc5 (10...Qc5 11.Bd3 Bg4=+).

6.Bb2 0-0

7.Nf3 c6 8.c4 Bg4 9.Be2 dc4 10.Bc4 Nd5 (10...Nbd7 11.0-0=+) 11.Be2 (11.Bd5 cd5 12.Qb3 Nc6=) 11...h6 (11...Nd7 12.Nc3=+) 12.0-0 Nd7 13.Nc3 Nc3 14.Bc3 Qe7 15.h3 Bf3 16.Bf3 Be5 (16...Rfb8 17.a4=) 17.d4+= Bd6 18.Re1 (18.Qb3 Nb6+=) 18...Rfe8 (18...Nb6 19.Qb3=) 19.e4+= Bc7 (19...Ba3? 20.Qb3 Bd6 21.e5 Ne5 22.de5+- (22.Re5?! Be5 23.de5 a5+=)) 20.Qb3 Bb6 21.a4 Rab8 22.d5 (22.Rad1 Bc7+=) 22...Nc5 23.Qb2?? (23.Qc4 Qh4 24.g3 cd5 25.Qc5 Qh3+= (worse 25...Bc5 26.gh4 d4 27.Bd2+/-)) 23...f6 (better 23...Nd3 24.Qe2 Bf2 25.Kh1 Be1 26.Qd3 Bc3 27.Qc3 cd5 28.ed5 Qd6-+) 24.Bb4 Qe5? (24...Nd3 25.Be7 Nb2 26.d6+=) 25.Bc3?? (better 25.Qe5 fe5 26.a5+-) 25...Qe7+= 26.Qc2 Rbd8 27.Bb4 Qe5?? (better 27...a5!? 28.Ba3 cd5+/-) 28.a5 (better 28.Bc5 Ba5 29.Red1 cd5+-) 28...Ne4?? (better 28...Na6 29.ab6 Nb4+-) 29.Be4 (29.Qe4 Bf2 30.Kf2 Qb2 31.Re2 Qa1 32.Qe8 Re8 33.Re8 Kf7 34.Re7 Kg6 35.dc6 Qd4 36.Re3 Qb2 37.Kf1 Qc1 38.Ke2 Qc4 39.Kf2 bc6+=; worse 29.ab6 cd5 30.ba7 Ra8+-) 29...Bf2 (29...Qd4 30.ab6 Qb4 31.ba7 Kf8 32.dc6 bc6+-) 30.Kf2 (30.Qf2!? Qe4 31.Re4 Re4 32.dc6 bc6+-) 30...Qf4?? (30...Qd4 31.Kf1 Qb4 32.dc6 bc6 33.Qc6 Re5+-) 31.Bf3 (better 31.Kg1 f5 32.Bd2+-) 31...Re1+/- 32.Re1 (32.Ke1?! Qe5 (worse 32...Qb4 33.Kf1+/-) 33.Kf2 Qd4 34.Kg3 Qe5 35.Kf2 Qd4 36.Kg3 Qe5 37.Kf2=) 32...Rd5?? (better 32...Qb4 33.Re2 Qa5 34.dc6 Qb6 35.Kf1 bc6 36.Bc6 Qd4+-) 33.Kg1 (better 33.Re8 Kf7 34.Re7 Kg8 35.Qg6 Qd4 36.Kf1 Qd3 37.Qd3 Rd3 38.Rb7+-) 33...Rb5 (33...Qb4 34.Bd5 cd5 35.Qc8 Kh7 36.Qf5 Kg8 37.Qd5 Kh7 38.Qf5 Kg8 39.Re8 Kf7 40.Qd7 Kg6 41.Re7 Qc5 42.Kh2 Qe7 43.Qe7+-) 34.Bd2 (34.Re8 Kf7 35.Re7 Kg8 36.Qg6 Qd4 37.Kh1 Qa1 38.Bd1 Qd1 39.Kh2 Qh1 40.Kh1 Rb4 41.Qg7) 34...Qg3 (34...Qd6 35.a6! ba6 36.Be3+-) 35.Qe4 (better 35.a6 ba6 36.Qc6+-) 35...Qe5 (35...Qd6+-) 36.Qg6 (better 36.Qc4 Kh7 37.Re5 Re5+-) 36...Qd4 37.Be3 Qd8 (37...Qb4 38.Rd1 Qe7 39.Bh6+-) 38.Be4 (38.Bh6 Qb6 39.ab6 Rb6 40.Qg7) 38...Re5 39.Qh7 Kf7 40.Bg6 Ke6 41.Qg7 Qe7 (41...Qd7 42.Bf5! Rf5 43.Bc5 Re5 44.Qg8 Qf7 45.Qg4 f5 46.Re5 Kf6 47.Rf5 Ke6 48.Rg5 Qf5 49.Qf5) 42.Qh6 (42.Bf5 Rf5 43.Bc5 Kd5 44.Qe7 Rf1 45.Kf1 f5 46.Rd1 Kc4 47.Rc1 Kd5 48.Qd6 Ke4 49.Re1) 42...Qd6 (42...b6 43.Qh8 Kd6 44.Rd1 Rd5 45.Qb8 Ke6 46.Qc8 Kd6 47.Bf4 Kc5 48.Rd5 Kd5 49.Qf5 Qe5 50.Qd7 Kc5 51.Be5 fe5 52.Qa7+-) 43.Qf4 (43.Qg7 Qd7 44.Bf5 Rf5 45.Bc5 Re5 46.Qg8 Qf7 47.Qg4 f5 48.Re5 Kd7 49.Rf5 Ke8 50.Qe4 Kd8 51.Qd3 Qd5 52.Rf8 Kc7 53.Qg3 Kd7 54.Qg7 Ke6 55.Qe7) 43...Qd5 (43...Kd7+-) 44.Bf5! Kf7 (44...Rf5 45.Bf2 Double attack (45.Bd4 Deflection)) 45.Bg4 (better 45.Bc8 b6+-) 45...Ke7 (45...Qd3 46.Qh6 Qg6 47.Qh8+-) 46.Qh6 (better 46.Rd1 Qd1 47.Bd1+-) 46...Qf7 (46...Qd6 47.Qg7 Ke8 48.Qb7+-) 47.Bf2 (47.Bc5! Kd8 48.Qh8 Re8 49.Re8 Qe8 50.Qf6 Qe7 51.Qe7) 47...Re1+- 48.Be1 Qd5 (48...b6 49.Qe3 Kf8 50.ab6 ab6 51.Qb6+-) 49.Bg3 Qd4 (49...Qg8+-) 50.Kh2 Qd5 51.Qg7 Qf7 52.Qf6 (better 52.Bd6! Kd6 53.Qf7+-) 52...Qf6 53.Be1 (53.Bb8 b6 54.ab6 ab6-+) 53...b6 (53...Qe5 54.Bg3 Qa5 55.Bf3-+) 54.Bg3 (54.ab6 ab6 55.h4 c5-+) 54...ba5 55.Bc8 (55.Bd1-+) 55...a4 56.Bg4 (56.Ba6 Qd4 57.Bc4 Qc4 58.Be5-+) 56...a3 57.h4 a2 58.Bc8 a1Q 59.Kh3 (59.Bd7 Qff1 60.Kh3 Qh1 61.Kg4 Qg7 62.Kf4 Qf1 63.Ke3 Qg3 64.Kd4 Qfd3 65.Kc5 Qgd6) 59...Qae5! 60.Bg4 (60.Be5 Qe5 Combination) 1-0. brucepeng (1975) - ivanBereza (2000), lichess.org, 2020.

7.Nf3 Be6 8.d4 (8.Nc3 Nc6=+) 8...Nbd7 (8...c5 9.dc5 Bc5 10.Bd3=+) 9.Nbd2 (9.Nc3 Ne4=+) 9...c5 (9...Nb6 10.Rb1=+) 10.c4 (10.Be2 Qa5=+) 10...Rc8 (10...Qa5 11.Qc2-/+) 11.cd5 Bd5 12.dc5 Nc5 13.Be2 (13.Bc4 Bc6-/+) 13...b5 14.Bb5 (14.0-0 a6-/+) 14...Qa5 15.Be2 Bb3 16.Qb1 Nfe4 17.Bc1?? (better 17.Bd4 Nd2 18.Nd2–+) 17...Rb8 18.0-0 (18.Kf1 Bd1! 19.Bd1 Rb1 20.Nb1–+) 18…Nc3 (18...Nc3 19.Nb3 Nb3–+ (19...Rb3?! 20.Qc2=)) 0–1. bambohans (2010) – janmalmstrom (2260), gameknot.com, 2018.

7.Nf3 Re8 8.Be2 c5 9.Nc3 a6 10.0-0 =+.

7.Nf3 Bg4 8.Be2 Nc6 (8...Re8 9.Nc3=+) 9.h3 (9.0-0 Re8=+) 9...Bh5 (9...Bf3 10.Bf3 Re8 11.0-0=+) 10.0-0 Bf3 (10...Re8 11.Nc3=+) 11.Bf3= Ne5 (11...Na5 12.d3=) 12.Be2 (12.Be5 Be5 13.d4 Bd6+=) 12...Nc4 (12...Re8 13.d4 Nc4 14.Bc4 dc4 15.Nd2=) 13.Bc3 (13.Bc4 dc4 14.Qe2 b5=) 13...Be5 (13...Re8 14.Bc4 dc4 15.Qf3=) 14.d4 (14.Bc4 Bc3 15.Nc3 dc4+=) 14...Bd6 15.Nd2 (15.Bc4 dc4 16.Qf3 c6+=) 15...Nd2 (15...b5 16.Nc4 bc4 17.Bb4=) 16.Qd2 (16.Bd2 a6=) 16...c5 (16...Ne4!? 17.Qd3 a6=) 17.dc5+= Ne4 18.Qe1 (18.Qd3 Nc5 19.Qd4 Ne6=) 18...Nc5 (18...Bc5 19.Bb2=) 19.Bd4 (19.Qd1 Ne4 20.Bd4 Qc7=) 19...Rc8 (19...Ne6 20.c3=) 20.Bg4 (20.Bf3 Ne4=) 20...f5 (20...Rc6 21.Qd1=) 21.Bf3 Be7 (21...Ne4 22.Qe2=) 22.c3 (22.Bc5 Rc5 23.Rd1 Kh8+=) 22...Nb3 (22...Qd6!?=) 23.Rd1+– Ba3 (23...Nd4 24.Rd4 Kh8 25.Rd5+–) 24.Ba7 Qa5 25.Bd5 (25.Rb1 Rfd8+–) 25...Kh8 26.Bb3 Qa7 27.Ra1 (27.Rd3 Rfd8 28.Qd2 Rd3 29.Qd3 Qc5+–) 27...Qc5 28.Qe2 Ra8 (28...Qe7 29.Bc4+–) 29.Qf3 (29.Qc4 Qe5+–) 29...Qc3 30.Bd5 (30.Qb7? Rab8 31.Qd5 Rb3–+) 30...Rab8 (30...Qe5 31.g3+– (31.Bb7?? Bd6 32.g3 Ra1–+)) 31.Bb7 Bd6 32.Rfc1 Qe5 33.g3 Qe7 (33...Qe7 34.Bd5 Be5+–). GuestFRKZ – Tumlin, freechess.org, 2016.

6.Bb2 c5

7.Bb5 Nc6 8.Bc6 bc6 9.Nf3 0-0 10.d4 Rb8 11.Bc3 Ne4 12.0-0? (better 12.dc5 Bc5 13.Be5-/+) 12...Rb1!-+ (12...Nc3?! 13.Nc3 Bg4 14.h3-/+) 13.Qb1 (13.Rb1 Nc3 Double attack (13...Nc3 Decoy; 13...Nc3 Remove defender); 13.Qb1 Nc3 Remove defender) 13...Nc3 14.Qe1 (14.Qb2 Qa5 15.Ne5 Be5 16.de5 Re8-+) 14...Ne4 (14...Qa5 15.Nd2 cd4 16.ed4-+) 15.Ne5 (15.dc5 Bc5 16.Qe2 Qf6-+) 15...f6 (15...Be5!? 16.de5 Ba6 17.f3 Bf1 18.Kf1-+) 16.Nc6 Qc7 17.dc5 Bh2 (17...Qc6?! 18.cd6 Ba6 19.f3 Bf1 20.fe4-+) 18.Kh1 Qc6 (better 18...Ba6!? 19.Qa5 Qc6 20.Kh2 Bf1 21.Rf1-+) 19.Kh2 Qc5 20.Kg1 (20.f3 Nc3 21.Qd2 Qc7 22.Kg1 Ba6-+) 20...Ba6 (20...Qc2?! 21.Rc1 Qa4 22.Qb4 Qb4 23.ab4-+) 21.f3 (21.Qb4 Bf1 22.Qc5 Nc5 23.Rf1 Ne4-+) 21...Bf1 22.fe4 (22.Kf1 Nc3 23.Qd2 Re8-+) 22...Bc4 23.Rb1 (23.ed5 Bd5 24.Qd2 Re8-+) 23...de4 24.Rb7 (24.Rb4 Rd8-+) 24...h6 (24...Qa3 25.Qg3 Bf7 26.Qf4-+) 25.Qg3 (25.Qd2 Qa3 26.Qd4 Bf7-+) 25...Rf7 26.Rb8 (26.Rb4 f5 27.Qe1 Be6-+) 26...Kh7 27.Qf4 f5 28.Re8 (28.Kh2 g5 29.Qg3 f4-+) 28...g5 (28...Qa3 29.Rc8 Ba6 30.Rd8-+) 29.Qb8 (29.Qf2 Rd7 30.Kh2 Qd6 31.Qg3 Qg3 32.Kg3 Rd2-+) 29...Qe3 30.Kh2 Qf4 31.Kg1 Qb8 (31...Qb8 32.Rb8 e3-+) 0-1. senovilla - Aaron_Whitney (2230), Hourly Blitz Arena, lichess.org, 2015.

7.c4 0-0 8.cd5 Nd5 9.Nf3 Nc6 10.Be2 Be6 11.Qc2 Rc8 12.Nc3 Re8 13.0-0 Qc7 (13...Nc3 14.dc3 c4 15.Rfd1=) 14.h3 (14.Ng5 g6 15.Ne6 fe6+=) 14...a6 (14...Nc3 15.Qc3 f6 16.Rfc1=+) 15.d3 (15.Ng5!? g6 16.Ne6 fe6 17.Ne4=) 15...b5=+ 16.Nd5 (16.Ne4 Bf5=) 16...Bd5 17.e4 Be6 18.Rac1 Na5 19.Ng5? (better 19.e5 Be7 20.Rb1-/+) 19...Bb3–+ 20.Qc3 Be5 21.d4 Bd4 (21...Bd4 22.Qd4 cd4 23.Rc7 Rc7 24.Bd4 h6–+) 0–1. GuestRTFM – GuestWZSL, freechess.org, 2018.

7.Nf3 0-0 8.Be2 a6 9.0-0 Nc6 10.d3=+.

7.Nf3 0-0 8.Be2 Nc6 9.0-0=+ a6 10.a4=+.

7.Nf3 0-0 8.Be2 Nc6 9.0-0 b6 10.d3 (10.Re1 a6=+) 10...Bb7 (10...Re8 11.Nbd2=+) 11.Nbd2 Re8 12.Re1 Qc7 (12...Ng4 13.h3 Nf6 14.c4=) 13.h3 (13.Bf6!? gf6 14.c3+=) 13...Ne5 14.c4 (14.Rb1 Rac8=) 14...dc4=+ 15.Nc4 (15.Be5 Be5 16.Ne5 Qe5 17.Nc4 Qe6=+) 15...Nc4 16.dc4 Ne4 (16...Rad8 17.Qb3=+) 17.Qc2 f5 18.Rad1 Re6 19.Nh4 (19.Bd3 Rae8=+) 19...Rf8 (19...Bh2 20.Kf1 Nf2 21.Qf5 Re7 22.Qf2 Bg3–+) 20.Nf3=+ Rg6 (better 20...Qe7=+) 21.Nh4? (better 21.Bf1!?=+) 21...Bh2 (21...Nf2!? 22.Bf3 Nh3 23.Kh1 Bf3 24.Ng6 Bd1 25.Rd1 hg6 26.gh3–+) 22.Kf1 Rh6 23.Nf3 Bd6?? (23...Nf2 24.Kf2 Be4 25.Bd3 Bf3 26.Kf1 Bd1 27.Qd1–+) 24.Rd6? (better 24.Kg1=) 24...Nd6 (24...Rd6?! 25.Be5=+) 25.Be5 Qc6 (25...Re6 26.Bf4–+) 26.Qb2 (26.Rd1 Re6-/+) 26...Rf7–+ 27.Rd1 Rd7 (27...Re6 28.Bf4 Rd7 29.Qd2–+) 28.Rd6 (28.Bf4 Re6 29.Qd2 Qa4–+) 28...Rdd6 (28...Rhd6 29.Bd6 Qd6 30.Qc2–+) 29.Bg7 (29.Bd6 Rd6 30.Qe5 Qd7–+) 29...Rhg6 30.Be5 Rd7 31.Bf4 (31.Qc3 Qe6–+) 31...h5 (31...Qa4!? 32.Qc1–+) 32.Qe5-/+ Qe6 (32...Qe4 33.Qe4 Be4-/+ (33...fe4?! 34.Ne5 Rgd6 35.Nd7 Rd7 36.Bb8=+)) 33.Qb8=+ Kh7 34.Nh4? (better 34.Ng5 Rg5 35.Bg5=+) 34…Rg8–+ (34...Rg8 35.Qe5 Qf7–+) 0–1. GuestHYVZ – GuestCYMK, freechess.org, 2016.

7.Nf3 0-0 8.Be2 Nc6 9.0-0 Re8 10.c4=+.

7.Nf3 0-0 8.Be2 Bg4 9.0-0 (9.Bf6 Qf6 10.Nc3=) 9...Re8 (9...Nc6 10.d3=+) 10.d4 (10.Bf6 Qf6 (< 10...gf6 11.Nc3+=) 11.Nc3 Qe6=) 10...c4=+ 11.Nc3 a6 12.h3 Bh5 13.Kh1 Nbd7 14.g4 Ng4 (better is 14...Bg6!?-/+) 15.hg4+= Bg4 16.Rg1 (16.Nd5?? Bf3 17.Bf3 Qh4 18.Kg1 Qh2) 16...Bf5 (16...Nf6!?+=) 17.Nd5+/– Be4 (17...b5!?+/–) 18.Nc3+– (18.Bc4 Qh4 19.Kg2 b5=+) 18...Qh4 19.Kg2 Bf3 20.Bf3 Re6 21.Kf1 Rae8 22.Ke2 Rf6 23.Rg4 Qh3 24.Qh1 Rh6 25.Qh3 Rh3 26.Rag1 g6 27.Bg2 Rh2 28.Bf1 b5 29.R4g2 Rh4 30.Rg4?? Rh2 31.R4g2?? Rh4 32.Nd5 Kf8 33.Kd2 Rh5 ½–½. Gross,Wilhelm – Merten,Rainer, xv/05, 1987.

7.Nf3 0-0 8.Bf6 Qf6 9.Nc3 Be6 10.Nb5=+.

7.Bf6 Qf6 8.Nc3 Be6 9.Rb1 Be5 10.Nge2 =.

7.h3 0-0 8.Nf3 Nc6 9.d4 c4 10.c3 Re8 11.Be2 b5 12.0-0 a5 13.Nbd2 Bf5 14.Nh4 Be4 15.f3 Bg6 16.Ng6 hg6 17.e4 de4 (17...Bf4 18.e5 Be3 19.Kh2 Nh5–+) 18.fe4+= Ne4 19.Ne4 Re4 20.Bf3 Qe7 21.Be4 Qe4 22.Qf3 Qf3 23.Rf3 Re8 24.Raf1 f6 1–0. cogit – clacalo, internet, 2013.

6.Bb5 c6

7.Bd6 Qd6 8.Be2 0-0 9.d4 Bf5 10.Nf3 Nbd7 (11.0-0 Rae8=).

7.Bd6 Qd6 8.Be2 0-0 9.d4 Bf5 10.Nf3 Bg4 =.

6.d4 Be5

7.de5 Ne4 8.c4 Be6 9.cd5 Bd5 10.Nd2 Qe7 (10...Qe7 11.Ne4 Be4=+).

7.de5 Ne4 8.Nf3 0-0 9.Bd3 Nd7 10.0-0 Qe7 11.Nbd2 Nd2 12.Qd2 Ne5 13.Ne5 Qe5 14.Rab1 b6 15.a4 a5 16.Rb5 Rd8 17.e4 g6 18.ed5 Bd7 19.Re1 Qd6 20.g3? (better is 20.Rbb1!? Qd5 21.Re4-/+) 20...Bb5–+ 21.Bb5 c6 (21...Qd5? 22.Re8 Re8 23.Qd5+–) 22.Rd1?? (22.Bc4–+) 22...cb5 23.ab5 Qc5 24.Qd3 a4 0–1. croach (2385) – johndyson (2570), net–chess.com, 2015.

6.Bd6 Qd6

7.Nc3 c6 +=.

7.Nc3 Be5 8.d4+= Bd6 9.Nd5 Qe6 10.Nc3 a6 11.Nf3 h6 12.Bd3 b5 13.Ne4 Bb7 14.Nd6 Qd6 15.0-0 0-0 16.Ne5 Nd7 17.Nd7 Qd7 18.c3 (18.Qh5 Qc6 19.f3 Qd6+/–) 18...Rad8 19.e4 c5 20.d5 c4 21.Be2 (21.Bc2 f5 22.f3 a5+/–) 21...Qe7 (21...f5!? 22.f3 Rfe8=) 22.Bf3+= Qf6 (22...f5 23.Qd4 fe4 24.Be4 Rfe8+=) 23.Qe2 (better is 23.Qd2!?+/–) 23...Qc3= 24.Rfc1 Qe5 25.a4 Rfe8 26.ab5 ab5 27.Ra7? (better is 27.Qd2=) 27...Bd5!–+ 28.ed5 (28.Ra5 Rb8 29.Re1 Qc3–+) 28...Qe2 29.Be2 Re2 30.Rb7 Rb2 (better is 30...Rd5 31.h3–+) 31.Rd1? (better is 31.h3–+) 31...c3 32.d6 (32.Rf1–+) 32...c2 33.Rc1 Rb1 (33...Rb1 34.h4 Rc1 35.Kh2 Rf1–+) 0–1. riditko – lesuno1, internet, 2013.

7.d4 0-0 8.Nd2 Re8 9.Ngf3 Bg4 10.Qb1 b6 11.Ne5 c5 12.Bb5 Bd7 13.0-0 a6 14.Bd3 c4 15.Bc4 dc4 16.Ndc4 Qe6 17.Nb6 Ra7 18.Nbd7 (18.Qb3!?=) 18...Nbd7+= 19.Qb3 (19.Nd3!?+=) 19...Ne5 20.Qe6 Re6 21.de5 Re5 22.Rfd1 Rc7 23.Rd6 Rc2 24.Ra6 h6 25.Ra8 Kh7 26.Ra7 Rb5 27.Rf7 Ra2! 28.Rf1 (28.Ra2 Rb1#) 28...Ra3 29.Rc7 (29.h3 Kg6 30.Re7 Ra2–+) 29...Rb2 30.h3 Raa2 31.Rc4 Kg6 32.Rf4 Nd5 33.Re4 Rc2 34.Re5 Nc3 35.g4 Kf6 36.Rf5 Ke6 37.Kg2 Ne4 38.Rf4 Nd6 ½–½. Idelis – Taliesin, playchess.de, 2004.

7.d4 c5 8.c4 cd4+= 9.ed4 0-0 10.c5 Re8 11.Be2 Qe6 12.Nc3 Ne4 13.Nb5 Qe7 14.Nf3 a6 15.Nd6 Nc3 (15...Nd6 16.cd6 Qd6 17.0-0-/+) 16.Qd3 Qe2 17.Qe2 Re2 (17...Ne2?? 18.Ne8 Nc3 19.Nc7+–) 18.Kf1 Nc6 19.Rc1 Rb2 20.Rc3 Rb1 21.Ne1 Nd4 22.Re3 (22.f3 Be6-/+) 22...Bd7 23.h4 (23.Re7 Bb5 24.Nb5 Rb5–+) 23...Ne6 24.h5 (24.Re5 Bc6–+) 24...d4 (worse is 24...Nc5 25.Re7 Rb6 26.Nf7 Bb5 27.Kg1–+) 25.Rg3? (25.Re2–+) 25...Nc5 26.Rh4 (26.Ke2 Rb6 27.Rg5–+) 26...Bb5 27.Nb5 (27.Kg1 Re1 28.Kh2–+) 27...Re8 (27...Rb5?! 28.Rd4 Ne6 29.Rh4-/+; 27...ab5?! 28.Rd4 h6 29.Rb4-/+) 28.Kg1 (28.Rg7 Kg7 29.g3 Ree1 30.Kg2 Rg1 31.Kf3 Rb3 32.Ke2 d3 33.Kd2 Rb2 34.Ke3 ab5 35.h6 Kf6 36.Rd4 Re1 37.Kf3–+) 28...Ree1 29.Kh2 Rh1 0–1. esau – pcmvr, net–chess.com, 2016.

7.d4 c5 8.dc5 Qc5 9.Bd3 Nc6=.

7.d4 c5 8.dc5 Qc5 9.Bd3 Bg4 10.Nf3 Nc6 11.0-0 Ne4 12.Nbd2 Nd2 13.Qd2 Bf3 14.gf3 0-0 15.f4 b6 16.Rfb1 Rfd8 Black prepares the advance d4 17.Kh1 g6 18.Rb5 Qd6 19.Bf1 d4 20.e4 Qe7 21.Bd3 Rac8 22.a4 Re8 23.Rg1 Qf6 (23...Qa3 24.f5+=) 24.Rh5 Nb8 25.f3 Rc5 (25...Nc6 26.Rd5+=) 26.f5 (26.Rc5 bc5 27.Rg5 Rc8=) 26...Nd7+= 27.Bb5 Rd8 28.f4 Qd6 29.Rh6 (29.Rhg5 Nf6 30.Re1 Rc3=) 29...Rdc8 (29...Nf6 30.fg6 fg6 31.Qg2+=) 30.Bd3 R8c7 31.Qf2 Kg7 (31...Ra5 32.Bb5+=) 32.Rh3 Kg8 (32...Ra5 33.Qh4 Nf8 34.fg6 fg6 35.f5+=) 33.Rg2 Nf8 34.Qh4 (34.e5 Qd5=) 34...R7c6 (34...Ra5!?+=) 35.Qh6 Qc7 36.Rf3 Qb7 37.h4 (37.fg6 fg6 (37...hg6?? 38.Rh3 Nh7 39.f5+–; 37...Rg6? 38.f5 Rg2 39.Kg2+–) 38.Qh4 Qc7=) 37...Rc3 (37...Ra5 38.fg6 hg6 39.f5 Ra4 40.Rf1+/–) 38.h5 Rf6 (38...Ra3 39.hg6 fg6 40.e5 Rc2 41.Bc4 Rc4 42.Ra3=) 39.Rh3 Qc7 (better is 39...Qd7!?+=) 40.fg6+– fg6 41.e5 Rd3 (41...Re6 42.hg6 Rg6 43.Rg6 Ng6 44.f5 Rd3 45.cd3+–) 42.Rd3 (42.cd3?! Qc1 43.Rg1 Qf4 44.hg6 Qh6 45.Rh6 Rg6 46.Rhg6 Ng6+–) 42...Rc6 43.Rdg3 (better is 43.hg6!? Rg6 44.Qh3 Kf7 45.Rd4 Rg2 46.Qg2 Qc3+–) 43...Qd7 44.hg6 (44.hg6 hg6 45.Kg1+–) 1–0. underjon (2425) – pcmvr, net–chess.com, 2016.

7.d4 Bf5 8.Nf3 0-0 9.Bd3 Be4 10.0-0 =.

7.d4 Bf5 8.Nf3 0-0 9.Bd3 Bg6 10.Bg6 hg6 11.Qd3 Nbd7 12.Nbd2 b6 13.0-0 Rac8 14.a4 c5 15.a5 c4 16.Qc3 b5 17.Rab1 a6 18.Ng5 Rb8 19.Rb4 Rbc8 20.Ndf3 Nb8 21.Ne5= Nfd7 22.Ngf3 Nc6 23.Nc6 Rc6 24.Rb2 Re8 25.Rfb1 Nf6 26.Ne5 Rcc8 27.Qb4 Qe6 28.Re1 g5 29.Ra1 Ne4 30.f3 Nf6 31.h3 Nd7 32.Nd7 Qd7 33.Re1 Rc6 34.c3 Rce6 35.Rbe2 f5 36.Qb1 g6 37.e4 Qc7 38.Qc2 Qe7 39.e5 b4 40.cb4= Rb8 41.Rb1+= Rb4 42.Rb2 Qb7 43.Rb4 Qb4= 44.Qb2 ½–½. marekt – Marjanovics, ChessWorld.net, 2003.

7.Be2 Ne4 8.Nf3 Qg6 9.0-0 Bh3 10.Ne1 Be6 =.

7.Nf3 0-0 8.d4 Re8 9.Bd3 Ne4 10.0-0 Bg4 =.

7.Nf3 0-0 8.Be2 c5 9.c3 c4 (9...Nc6 10.0-0+=) 10.a4 Bf5 11.Na3 a6 12.Nc2 Nfd7 13.0-0 Nc5 14.Nfd4 Bg6 15.f4 Be4 16.a5 Nbd7 17.Bf3 f5 18.Rb1 Nf6 (18...b6 19.Ra1+=) 19.Rb6= Qc7 20.Nb4 Rad8 21.Be4 Nfe4 22.Qc2 Rd6 23.Nf3 Rfd8 24.Rd6 Rd6 25.Qa2 (better is 25.Nd4!?=) 25...Nb3-/+ 26.Nd4 (26.Qc2 Na5 27.Nd4 Qc8-/+) 26...Nbd2 27.Nf5 (27.Rc1!?-/+) 27...Nf1–+ 28.Qa4? (28.Nd6 Qd6 29.Kf1–+) 28...Qd7 29.Qd7 Rd7 30.Nd5 (30.Kf1 Nc3 31.Ke1–+) 30...Nfd2 (30...Kf7!? 31.Nfe7 Nfd2 32.g3–+) 31.g4 (31.Nb6 Rd3 32.Na4 Nb3–+) 31...g6 32.Nb6 Rd3 (32...Rd3 33.Ne7 Kf7–+) 0–1. Kleine,P (1845) – Lopez Colon,F (2095), 4th Pedro Montalvo Mem, 2011.

7.Nf3 b6 8.d4 0-0 9.c4 Ba6 10.Nbd2 c5 11.Qa4 cd4 12.Nd4 Bb7 13.Rc1 Rc8 14.Be2 Nc6 15.Nb5 Qd7 16.cd5 Nd5 17.Ne4 Ne5 18.0-0 a6 19.Nbc3 b5 20.Qd4 Nc3 21.Nc3 Qd4 22.ed4 Nc4 23.Bc4 Rc4 24.Ne2 Bd5 25.Rfd1 Rac8 26.f3 Kf8 27.Kf2 a5 28.Rc4 Rc4 29.h4 Ke7 30.Ke3 b4 31.ab4 ab4 32.Rb1 Kd6 33.Nf4 Rc3 34.Kd2 Rc4 35.Nd3 b3 36.Rb3 Rd4 37.Rb6 Kc7 38.Rb4 Bc4 39.Kc3 Rd3 40.Kc4 Rd1 41.Kc5 Kd7 42.Rd4 Rd4 43.Kd4 Ke6 ½–½. Bendig,Frank – Rainer,Jean_Michel, corr or01–010 E–mail, 2002.

7.Nf3 c5 8.Nc3 0-0 9.Bd3 a6 10.0-0 Re8 11.Re1 Bg4 12.h3 Bf3 13.Qf3 Nc6 14.Qg3 Qg3 15.fg3 Rad8 16.e4 d4 17.Nd5 Nd5 18.ed5 Ne5 19.Be4 g6 20.g4 Nc4 21.d3 Ne3 22.Rac1 b5 23.Kf2 b4 24.Bf3 Re7 25.Re2 Kg7 26.Ra1 Ra7 27.Re3 de3 28.Ke3 a5 29.d4 Rc7 30.ab4 (30.dc5!? Rc5 31.ab4 ab4 32.Rb1+=) 30...cb4-/+ 31.Ra5 Rc2 32.Rb5 Rb2 33.Rb6 ½–½. Trokenheim,Marek (1830) – Korinek,Jaroslav (1830), RB–2012–0-00165, 2012.

7.Nf3 Bf5 8.d4 0-0 9.Bd3 Be4 10.0-0 Nbd7 (10...Nbd7 11.Nbd2 a6=).

7.Nf3 Bf5 8.d4 Nbd7 9.Bd3 Bd3 10.Qd3 c5 11.c4 dc4 12.Qc4 0-0 13.Nbd2 Rac8 14.Rc1 Nb6 15.dc5 Nc4 16.cd6 Ne3 17.Rc8 Rc8 18.Ne4 Ng2 19.Ke2 Ne4 20.d7 Rd8 21.Rc1 Nf4 22.Ke3 Nc3 23.Nd4 Nfd5 (23...Nfd5 24.Kd3 b5–+) 0–1. Sawamura,Tetsushi (1680) – Mackway Jones,Robert (1725), IECC, 2004.

7.Nf3 Bg4 8.Be2 Nc6 9.h3 Bh5 10.c3 h6 11.Nd4 Bg6 12.Nc6 Qc6 13.0-0! a6 14.Bf3 0-0! 15.a4 Rad8 16.Na3 Kh8 17.Nc2 Qd6 18.Nd4 c5 19.Ne2 Ne4 20.Be4 Be4 21.Ng3 Bd3 22.Re1 f5 23.Qh5 b5 24.ab5 ab5 25.Qf3 f4 26.ef4 c4 27.f5 Rf6 28.Nh5 Rf5 29.Qg4 Rg5 30.Qf3 d4 31.Ng3 dc3 32.dc3 Qg6 33.h4 Rg4 34.Ra8 Ra8 35.Qa8 Kh7 36.Qf3 h5 37.Re5 Qf6 38.Rh5 Kg8 39.Qd5 Qf7 40.Qd8 Qf8 41.Qd5 Qf7 42.Qf7 Kf7 43.Rf5 Bf5 44.Nf5 Kf6 45.Nd4 Rh4 46.Nb5 Re4 47.Nd4 Re1 48.Kh2 Rc1 49.Ne2 Rc2 50.Ng3 Ke5 51.Nh5 Rc3 52.Ng7 Rc2 53.Ne8 Rf2 54.Kg3 Rf8 55.Nc7 1–0. wojtekkk – jaaa67, internet, 2014.

6.Nf3 0-0

7.Bd6 Qd6 8.d4 Re8 9.Bd3 Ne4 10.0-0 =.

7.Bd6 Qd6 8.d4 Bg4 9.Bd3 Nbd7 10.h3 =.

6.Nf3 Be5

7.Ne5 0-0 8.d4 c6 9.c4 Nbd7 10.Nd2 (10.Nd7 Qd7 11.Nc3 Re8=) 10...Ne5=+ 11.de5 Ng4 12.cd5 cd5 13.Nf3 Qe7 (better 13...Qa5!? 14.Qd2 Qd2 15.Nd2 Ne5-/+) 14.Qd4 Be6 15.h3 Nh6 16.Bd3 Nf5 17.Qb2 b6 18.0-0 Qd7 19.Rfd1 Rac8 20.Rac1 Rc1 21.Qc1 (21.Rc1 Rc8+=) 21...Rc8 22.Qb1 h6 23.e4 Ne7 24.ed5 Nd5 25.Be4 Nc3 (better 25...Rd8!?=) 26.Rd7+/- Nb1 27.Ra7 Nc3 28.Bb7 Rc7 29.Ra8 Kh7 30.Ba6 (30.Rb8 Rc5+/-) 30...b5 (30...Bd5 31.Rb8+=) 31.Nd4 Bc4 32.f4 (32.Kh2 Rc5 33.f4 Rd5+/-) 32...Rd7+= 33.Nf3 Ne2 34.Kh2 (34.Kf2 Nf4 35.a4 Rd5+/-) 34...Nf4 35.Bc8 (35.Rb8 Rd5=) 35...Re7= 36.Bf5 g6 37.Be4 Nd5 (37...f6 38.a4=) 38.Rb8 Nc3 39.h4?? (better 39.Bc6=) 39...Ne4-+ 40.h5 (40.a4 ba4 41.Rb4 Bd5 42.Ra4 f6-+) 40...Ng5 (40...gh5 41.a4 ba4 42.Rb4-+) 41.hg6 Kg6 42.Nh4 (42.Nd2 Re5 43.Nc4 bc4-+) 42...Kh7 43.Nf5 Re5 44.Ng3 Ne6 45.Rb7 (45.Rc8 h5 46.Nh1 h4-+) 45…Nf4 0-1. zembelek (2025) - Aklakukla (2145), Rated Blitz game, lichess.org, 2013.

7.Ne5 0-0 8.d4 Nbd7 9.Nd7 Bd7 10.Bd3 =.

7.Ne5 Nbd7 8.Nd7 Bd7 9.d4 Bg4 10.Be2 =.

7.Ne5 Nbd7 8.Nd7 Bd7 9.Be2 0-0 10.0-0 a6 =.

6.Nf3 Bg4

7.Bd6 Qd6 8.d4 0-0 9.Bd3 Nbd7 10.0-0 =.

7.Bd6 Qd6 8.d4 0-0 9.Bd3 Re8 10.h3 Bf3 (10...Bf3 11.Qf3 c5 12.dc5 Qe5=).

7.Bd6 Qd6 8.d4 Nbd7 9.Bd3 0-0 10.h3 =.

5.a3 Nbd7

6.Bb2 Bd6=+ 7.Nf3 0-0 8.Be2 c5 9.Nc3 Re8 10.0-0 a6 (10...a6 11.a4 b6=+).

6.ab4 Ne5 (--> 5.a3 Nc6 6.ab4 Ne5).

6.Bc3 Bd6 7.Nf3 0-0 8.Be2 Re8 9.0-0 Nb6 10.a4 Bd7 (10...Bd7 11.Bb5 Bb5 12.ab5 c5=+).

6.Nc3 Ba5 7.Bf4 Bc3 8.dc3 c5 9.c4 g5 10.Bg3 Ne4 (10...Ne4 11.Nf3 Qa5 (< 11...Ng3 12.hg3 dc4 13.Bc4=) 12.Nd2 dc4=+).

6.Bc7= Bd2 7.Nd2 Qc7 8.Ngf3 0-0 9.Nd4 Ne5 10.Be2 Ne4 (10...Ne4 11.0-0 Nc3=).

6.Nf3 Be7 7.Bb2 0-0 8.Be2 Re8 9.0-0 Nb6 10.Nc3 Bg4 =.

6.Bf4 Be7=+ 7.d4 0-0 8.Bd3 c5 9.dc5 Nc5 10.Nf3 Nfe4 (10...Nfe4 11.0-0 Bg4=+).

5.a3 Be7

6.Bb5 Ba5 7.Nf3 (7.Qf3 Rg8=) 7...0-0 8.Bc6 bc6 9.0-0 (9.c4 Bb6=) 9...Bf5 (9...Re8 10.d3=+) 10.Nd4+= Bg4? (better 10...Bd7+=) 11.Bf6+– Bd1 (11...Qf6 12.Qg4 c5+–) 12.Bd8 Bc2 1–0. DEFFM – GuestRZZJ, freechess.org, 2018.

6.Nc3 0-0 7.Nb5 Ne8 8.Qf3 c6 9.Nc3 Nd7 10.Bf4 Nd6 11.Rb1 =+.

6.c4 0-0 7.cd5 Nd5 8.Nc3 Nc6 9.Nd5 Qd5 10.Bc7 Bf5 11.Nf3 Rfe8 12.Be2 Rac8 13.Bg3 Na5 14.Qa4 (better is 14.Nd4!? Qg2 15.Bf3=) 14...Nb3-/+ 15.Rd1 Bd7 16.Qa7?? (better is 16.Qf4+=) 16...Bc5–+ 17.Bc4 Qc4 (17...Ba7? 18.Bd5 Na5 19.Ng5+–) 18.Qb7 Nc1 (18...Nc1 19.Rc1 Qc1 20.Ke2 Qc4 21.d3 Qc2 22.Nd2 Bg4 23.Qf3 Bf3 24.gf3 Be3 25.fe3 Rc3–+) 0–1. typ48 – jujkavi (1690), internet, 2013.

6.Bd3 0-0 7.Nf3 Nbd7 8.Bb2 c6 9.0-0 Re8 10.Be2 Bd6 =+.

6.d4 Nbd7 7.Bf4 0-0 8.Bd3 c5 9.dc5 Nc5 10.Nf3 Nfe4 (10...Nfe4 11.0-0 Bg4=+).

6.Be2 Ne4 7.Nf3 Nc6 8.Bb5 Bf6 9.Nc3 Be5 10.Ne5 =+.

6.Nf3 c5 7.c4 (7.Bb5 Nbd7=+) 7...Nc6=+ 8.Bb2 (8.cd5 Ne5 9.Ne5 Qd5=) 8...d4 (8...0-0 9.cd5 Nd5 10.Qc2=+) 9.Bd3 (9.Qc2 0-0=+) 9...0-0 (9...Bg4 10.Qb3=+) 10.ed4 (10.Qc2 Bg4=+) 10...cd4 (10...Re8 11.0-0 cd4 12.Re1=+) 11.Qc2 Bg4 (11...Re8 12.0-0=+) 12.Ng5 h6 13.h3 Bd7 14.Ne4 Nh5 15.0-0 Bh4 (15...f5!? 16.Ng3 Ng3 17.fg3 Qb6-/+) 16.Nc5= Bh3 17.Bh7 Kh8 18.Be4 Nf4 (18...Qg5 19.Nd3–+) 19.Kh2 Bg2 (better 19...Qg5 20.gh3 Qc5–+) 20.Bg2= Qg5 21.Bh3 (better 21.Qe4 Qh5 22.Qf3 Bg3 23.Kg3 Ne2 24.Qe2 Qe2 25.f4–+) 21...Nh3?? (better 21...Qc5 22.Qf5 Qe5–+) 22.Kh3= Qc5 23.Kh4 Qg5 (23...Ne5 24.f4 Nc4 25.Rc1-/+) 24.Kh3 Qh5 25.Kg3 (25.Kg2!? Qg4 26.Kh2–+) 25...f5–+ 26.f4?? (better 26.f3–+) 26...Rf6 27.Nc3 Re8 (27...Re8 28.Ne4 Qg4 29.Kf2 fe4 30.Ke1 Ne5 31.Rf2 Rf4 32.Kf1 Rf2 33.Kf2 Rf8 34.Ke1 Qg1 35.Ke2 Rf2) 0–1. DEFFM – GuestBWNP, freechess.org, 2018.

6.Nf3 Be6 7.d4 Nbd7 8.Bd3 Ne5 9.Ne5 0-0 10.0-0 =+.

6.Nf3 Bg4 7.h3 Be6 8.d4 Nbd7 9.Bd3 Ne5 10.de5 =+.

6.Bf4 0-0 7.Nf3 Nc6 8.d4 Nh5 9.Be5 f6 10.Bg3 Bg4 =.

6.Nc3 Nbd7

7.Bg3 0-0 8.Nf3 c6 9.h3 Re8 10.Be2 (10.Bd3 Nc5 11.0-0 Nfe4 12.Nd4 Ng3 13.fg3) 10...Ne4 (10...Nc5 11.0-0 Nce4 12.Be5 Bd6 13.Bd6) 11.Ne4 de4 12.Nd4 Bf6 13.Rb1 (13.0-0 c5 14.Nb5 Ne5+= (worse is 14...Ba1 15.Qa1 Nf6 16.Nc7+=)) 13...Nb6+= 14.c3 (14.Nb3 Qe7+=) 14...Bh4 (14...c5!? 15.Nb3 Qd5+=) 15.Bh2 Bd7 16.0-0 Bf6 17.a4 (17.Qc2!?=) 17...c5+= 18.Nb5 Be5 19.Be5 Re5 20.a5 c4 21.ab6 Bb5 (worse is 21...Rb5 22.ba7 Ra7 23.Bc4+=) 22.ba7 Ra7 23.Rb4 Rc5 (23...Qd5 24.Qc2+=) 24.Qb1= Qe8 (24...Qd2?? 25.Rd1 Qd1 26.Qd1+–) 25.Qb2 h6 26.Ra1 Ra6 27.Qb1 ½–½. Woelfelschneider,Peter – Leistner, 2009.

7.Bf4 c6

8.Be2 0-0 9.Bf3 Nc5 10.Nge2 Ne6 11.Be5 =+.

8.Be2 0-0 9.Nf3 Nh5 10.Bg3 Ng3 11.hg3 Nf6 12.Qb1 Re8 13.Qb2 Bc5 14.Rb1 Qa5 15.a4 Rb8 16.Qb3 Be6 17.Ng5 d4 18.Ne6 Re6 19.Nd1 de3 20.Ne3 Be3 21.fe3 Ne4 22.Qb4 Qc7 23.Rh3 Ree8 24.Bd3=+ c5 25.Qc4 Qc6 26.Qb5 Qd6 27.Qa5 Ng5 28.Rh1 Qg3–+ 29.Kf1 Re6 30.Rh5 Rf6 31.Kg1 Rf2 32.Bf1 Nf3 33.Kh1 Nh4 34.Rh4 Qh4 35.Kg1 Rf6 36.Rb6 ab6 37.Qc5 Qf2 38.Kh2 Rh6 39.Qh5 Rh5# 0–1. Fritz 6 – Fritz 8, 2004.

8.Nge2 Nh5 9.Bg3 Ng3 10.Ng3 0-0 (10...0-0 11.Nf5=+ (11.Bd3 Bd6=+)).

8.Nf3 Nh5 9.Be5 Ne5 10.Ne5 Nf6 11.Be2 0-0 12.0-0 d4 13.ed4 Qd4 14.Nf3 Qf4 15.d4 Re8 16.Bd3 Be6 17.Re1 Rad8 18.Ne4 Ne4 19.Re4 Qf6 20.c4= c5 21.d5 Bf5 22.Rf4 g6 23.Rb1 Bd6 24.Rf5 gf5 25.Rb7 a6 26.Qd2 Rb8 27.Rb1 Rb1=+ 28.Bb1 Rb8 29.Qe1 Rb3-/+ 30.a4 Qa1 31.Bf5 Qe1 32.Ne1 Rb4 33.a5 Rc4-/+ 34.Bd3?? Rc1–+ 35.Kf1 c4 36.Bc4 Rc4 37.Nf3 Ra4 38.Nd2 Kf8 39.Nb3 Ra3 40.Nd4 Ra5 41.Nf5 Rd5 (41...Rd5 42.Ne3 Rb5–+) 0–1. Fritz 6 – Fritz 8, 2004.

8.Nf3 Nh5 9.Be5 Ne5 10.Ne5 Nf6 11.Be2 0-0 12.0-0 d4 13.ed4 Qd4 14.Nf3 Qf4 15.d4 Re8 16.Bd3 Be6 17.Re1 Rad8 18.Ne4 Ne4 19.Re4 Qf6 20.c4= c5 21.d5 Bf5 22.Rf4 g6 23.Bf5 Bd6 24.Re4 Qf5 25.Re8 Re8 26.Qa4 Re4 27.Qa7 Rg4 28.h3 Rc4 29.Qb7 Kg7 30.Re1+/– Rc2 31.a4 c4 32.Qb5 Qf6 33.a5 Qb2= 34.Qb2 Rb2 35.Ne5?? Be5-/+ 36.Re5 c3 37.d6 Rb1 38.Kh2 c2 39.Rc5 c1Q 40.Rc1 Rc1 41.a6 Kf6 42.Kg3 Ra1 43.d7 Ke7 44.Kf3 Ra6 45.d8Q Kd8 46.g3 h6 47.Kf4 Ra4 (47...Ra4 48.Kf3 f5–+) 0–1. Fritz 6 – Fritz 8, 2004.

8.Nf3 Nh5 9.Be5 Ne5 10.Ne5 Nf6 11.Be2 0-0 12.0-0 Qd6 13.d4=+ Qc7 14.Nf3 Bd6 15.Qd3 Re8 16.Rfb1 Ne4 17.Rb3 Bf5 18.Rab1 b6 19.Qa6 b5 20.Ne4 de4 21.Bb5? cb5 22.Qb5 Bd7 23.Qb7 ef3 24.Qc7 Bc7 25.gf3 Be6 26.Rd3 Bd6 27.d5 Bd7 28.Rb7 Ba4 29.Rc3 Reb8 30.Rb8 Rb8 31.Kg2 Kf8 32.f4 Ke7 33.Rc4 Bd7 34.Rc3 Rb5 35.e4 Bf4 36.f3 Rb2 37.h4 Be5 38.Rc4 Ra2 (38...Ra2 39.h5 Ra3–+) 0–1. Fritz 6 – Fritz 8, 2004.

7.Bg3 c6

8.Bd3 A) 8...0-0 9.Nf3 (9.Nge2 Nc5 10.0-0 Qa5 11.Nd4 Nd3 12.cd3 c5 13.Ndb5) 9...Nc5 10.0-0 Nfe4 11.Nd4 Nd3 12.cd3 Nc3 13.dc3; B) 8...Qa5 9.Nf3 (9.Nge2 0-0 10.Nd4 Nc5 11.0-0 Nd3 12.cd3 c5 13.Ndb5) 9...Nc5 10.Ne5 0-0 11.0-0 Nfe4 12.Ne4 Ne4 13.Nc4; C) 8...Nc5 9.Nf3 (9.Nge2 0-0 10.0-0 Nd3 11.cd3 Bf5 12.Qb1 Qb6 13.Nd4) 9...0-0 10.0-0 Nfe4 11.Nd4 Bf6 12.Qe2 Nc3 13.dc3.

8.Be2 A) 8...0-0 9.Nf3 (9.Bf3 Ne4 10.Ne4 de4 11.Be4 Re8 12.Bf3 Bf6 13.d4) 9...Nc5 10.0-0 Nfe4 11.Ne4 Ne4 12.Be5 f6 13.Bd4; B) 8...Ne4 9.Ne4 (9.Nf3 Ndc5 10.Ne4 Ne4 11.0-0 0-0 12.Be5 f6 13.Bd4) 9...de4 10.Nh3 Nc5 11.Nf4 0-0 12.0-0 Bf5 13.d4; C) 8...Nc5 9.Nf3 (9.a4 Nfe4 10.Nf3 0-0 11.Ne4 Ne4 12.0-0 Bf6 13.c3) 9...0-0 10.0-0 Nfe4 11.Bf4 Nc3 12.dc3 Ne4 13.Qe1.

8.Nge2 A) 8...Nc5 9.Nd4 (9.f3 0-0 10.Nd4 Ne6 11.Bd3 Nd4 12.ed4 Nh5 13.Bf2) 9...0-0 10.Be2 Nfe4 11.0-0 Qa5 12.Ne4 Ne4 13.c3; B) 8...0-0 9.f3 (9.Nd4 Nc5 10.f3 Ne6 11.Bd3 Nd4 12.ed4 Nh5 13.Bf2) 9...Re8 10.Nd4 Nh5 11.Kf2 Bc5 12.Kg1 Ne5 13.Nb3; C) 8...Qa5 9.f3 (9.Nd4 Nc5 10.f3 0-0 11.Be2 Nh5 12.Bf2 Ne6 13.Ne6) 9...Nh5 10.Bf2 0-0 11.Nd4 Ne5 12.Be2 Nf6 13.0-0.

8.Nf3 0-0 9.Bd3 (9.Be2 Nc5 10.0-0 Nfe4 11.Bf4 Nc3 12.dc3 Qa5 13.c4) 9...Nc5 10.0-0 Nfe4 11.Nd4 Nd3 12.cd3 Nc3 13.dc3.

8.Nf3 Qa5 9.Nd4 (9.Be2 Nc5 10.0-0 0-0 11.Be5 Nfe4 12.Ne4 Ne4 13.d3) 9...Nc5 10.Be2 Nfe4 11.Ne4 Ne4 12.Be5 f6 13.Bf4.

8.Nf3 Nc5 9.Bd3 (9.Be2 0-0 10.0-0 Nfe4 11.Ne4 Ne4 12.Bf4 Bf6 13.d4) 9...0-0 10.0-0 Nfe4 11.Nd4 Bf6 12.Rb1 Re8 13.Be4.

8.Nf3 Nf8 9.Bd3 Ng6 10.0-0 Bd6 11.e4 Bg3 12.hg3 de4 13.Re1 0-0 14.Ne4 Ne4 15.Be4 f5 16.Bd3 Qf6 17.Qb1 f4 18.Qb3 Kh8 19.Bg6 hg6 20.Ne5 fg3 21.Qg3 Bf5 22.Rab1 b6 23.Re2 c5 (23...Bc2? 24.Rc1 Bf5 25.Rc6+–) 24.Qc3 Rad8 25.g4 Bc8 26.f4 Bb7?? (better is 26...Kg8+=) 27.Rh2 Kg8 28.Qh3 (28.Qh3 Qe5 29.Qh7 Kf7 30.fe5+–) 1–0. usingprogram (1960) – nicu36, kurnik, 2011.

6.c4 dc4

7.Bc4 0-0 8.Nf3 Nc6 9.Bb2 Bg4 10.Be2 Bd6 11.h3 Bh5 12.0-0 Re8 13.Nd4 Be2 14.Ne2 Be5 15.d4 Bd6 16.Nbc3 Ne4 17.Nb5 Be7 18.Qc2 Bf6 19.Nf4 a6 20.Nc3 Nc3 21.Bc3 Bg5 22.Nd3 Ne7 23.Nc5 b6 24.Ne4 Nd5 25.Ng3 Nc3 26.Qc3 Bf6 27.Qc6 Re6 28.Qf3 Rd6 29.Rac1 c5 30.dc5 bc5 31.Ne4 Rc6 32.Rfd1 Qe7 33.Nd6 Rd8 34.Qc6 Be5 35.Nf5 Rd1 36.Rd1 Qc7 1–0. mete61 – lemolemo84, internet, 2013.

7.Bc4 Be6 8.Be6 fe6 9.Nf3 Nc6 10.Bb2 0-0 11.0-0 Bd6 12.h3 Ne4 13.Nc3 Nc3 14.Bc3 Qe7 15.Nd4 (15.Qb3!? Rab8 16.d3=) 15...Nd4-/+ (15...Ba3?! 16.Nc6 bc6 17.Qa4=) 16.Bd4 Rae8 (16...Ba3 17.Qg4 Bd6 18.d3-/+) 17.Qb3 Kh8 (better is 17...c5!? 18.Bc3 Rb8+=) 18.Qb7+/– Qg5 (18...c5 19.Qe7 Re7 20.Bc3+/–) 19.f4 Qg6 20.Rac1 (20.Qa7 Qd3+–) 20...Re7 (20...a5 21.Qb5+/–) 21.Qc6 e5?? (better is 21...Ba3 22.Ra1 Bb4+/–) 22.fe5+– Rf1 23.Rf1 Ba3 (23...Re8 24.ed6 cd6+–) 24.Rf8 1–0. lican – pypiop, internet, 2013.

6.c4 Nc6

7.Bb2 0-0 8.cd5 Nd5 9.Nf3 Bf6 10.d4 Re8 11.Be2 Qd6 12.0-0 Bf5 13.Nc3 g6 14.Qb3 Rad8 15.Nd5 Qd5 16.Bc4 Qd7 17.Ne5 Be5 18.de5 Be6 19.Be6 Qe6 20.Qe6 fe6 21.Rad1 Na5 22.Bd4 b6 23.Bc3 Nc4 24.Rd4 Na3 25.Rb4 a5 26.Rb3 Nc4 27.Rc1 c6 0–1. typul48 – ventil (1635), internet, 2014.

7.Bb2 d4 8.Nf3 Bc5 9.ed4 Nd4 10.Nd4 Bd4 11.Bd4 Qd4 12.Nc3 Bg4 13.Be2 0-0-0 14.0-0 Be2 15.Qe2 Rhe8 16.Qf3 Qd3 17.Qd3 Rd3 18.Rad1 Re6 19.f3 Rc6 20.Nb5 Kb8 21.Rc1 a6 22.Nc3 Rc4 23.Ne4 (23.Nb1 Rc1 24.Rc1–+) 23...Rc1 24.Rc1 Ne4 25.fe4 Ra3 26.d4 b5 27.Kf2 b4 28.h3 b3 29.Rb1 a5 30.Ke2 (30.Ke3 a4–+) 30...a4 31.Kd3 Kb7 (31...Ra2 32.g4 b2 33.h4–+) 32.Kc4 (32.g4 Ra2 33.Kc3 Kb6–+) 32...Ra2 33.Kb4 (33.Kc3–+) 33...b2 34.d5 a3 35.Kb3 Ra1 36.Kc2 (36.Rb2 ab2 37.Kb2 Rg1–+) 36...Rb1 37.Kb1 Kb6 38.Ka2 Kc5 39.g4 Kd4 40.h4 Ke4 41.g5 Kd5 42.h5 c5 43.h6 g6 44.Kb1 c4 45.Ka2 c3 46.Kb1 Kd4 47.Kc2 a2 48.Kb3 a1Q 49.Kc2 Qa4 50.Kb1 Kd3 ½–½. mihai740609 – idi0tnik, internet, 2013.

7.Bb2 Bf5 8.cd5 Qd5 9.Nc3 Qd8 (9...Qd6 10.d4=+) 10.Nf3 0-0 11.Be2 (11.d4 Bd6=) 11...Bd3 12.0-0 a6 (12...Re8 13.Nb5 Be2 14.Qe2=) 13.Ne1 (13.Nd4 Ne5=) 13...Be2 14.Qe2 Qd7 (14...Qd6 15.d4=) 15.d4 Rfe8 16.Nf3 Rad8 17.Rad1 Bd6 18.h3 (18.Qc2 Qe7=) 18...Na5 (18...b5 19.e4=+) 19.e4= Qe7 20.e5 Ba3 21.Ba3 Qa3 22.Qc2 Nh5 23.Nb1 (23.Ne4 Qe7=) 23...Qe7=+ 24.Qf5 (24.Qc1 g6=+) 24...g6 25.Qg4 (25.Qc2 Nc6=+) 25...Nc6 (25...f5 26.ef6 Nf6 27.Qg5-/+) 26.Nc3 (26.Rfe1 f5 27.ef6 Qf6 28.Re8 Re8-/+) 26...f5 27.Qg5? (better 27.ef6 Nf6 28.Qg5-/+) 27...Qg5–+ 28.Ng5 Nd4 29.g4 (29.f4 c5–+) 29…Nf4 (29...Nf4 30.e6 Nfe6 31.Ne6 Re6–+) 0–1. GuestCKQB – GuestJNNY, freechess.org, 2016.

6.Be2 0-0

7.Nf3 c5 8.0-0 Nc6 9.d4 Ne5 10.de5 =+.

7.Nf3 Nc6 8.Bb2 Bg4 9.0-0 Re8 10.d3 =.

6.Be2 Nc6

7.Bb2 0-0 8.Nf3 Re8 9.0-0 Be6 10.Nc3 =+.

7.Bb2 d4 8.Nf3 de3 9.fe3 0-0 10.0-0 =.

6.Be2 Nbd7

7.Bb2 0-0 8.Nf3 Re8 9.0-0 Nb6 10.Nc3 =.

7.Bb2 0-0 8.Nf3 Re8 9.Nc3 Nb6 10.d3 =.

6.Be2 Be6

7.Nf3 Nbd7 8.Bb2 0-0 9.0-0 c5 10.Nc3 =+.

7.Nf3 Nbd7 8.Bb2 0-0 9.0-0 c5 10.d3 =+.

6.Be2 Bf5

7.Nf3 Nc6 8.Bb5 0-0 9.Bc6 bc6 10.0-0 =.

7.Nf3 Nbd7 8.Bf4 Nh5 9.Be5 0-0 10.Bb2 =.

6.Qf3 Nbd7

7.Bf4 0-0 8.Nc3 c6 9.Nge2 Nb6 10.Nd4 c5 11.Nb3 Bf5 12.Bd3? Bg4–+ 13.Qg3 c4 14.h3 Bh5 15.Bf5 cb3 16.cb3 Bg6 17.Bc7 Qe8 18.Bg6 fg6 19.Bb6 ab6 20.a4 Ne4 21.Qe5 Nc3 22.Qe6? Kh8 23.dc3 Bh4 24.Qe8 Bf2 25.Kd2 Rae8 26.Rhf1 h6 27.Rad1 Rf5 28.g4 Rf3 29.h4 Re4 30.c4 dc4 31.bc4 Kg8 32.Rb1 h5 33.g5 Be3 34.Kd3 Rd4 35.Ke2 Rf1 36.Rf1 Bf4 37.Rb1 Bc7 38.Rb4 Rh4 39.Kd3 Kf7 40.Rb5 Ke6 41.Kc3 Rg4 42.Kd3 Bd8 43.Rb2 Rg5 (43...Rg5 44.Re2 Re5–+) 0–1. Fritz 6 – Fritz 5.32, 2004.

7.Bf4 0-0 8.Ne2 Nb6 9.Nbc3 c5 10.Nc1 c4 11.Be2 =+.

7.Bf4 Nb6 8.Nc3 c6 9.Be2 0-0 10.Qg3 Ne4 11.Ne4 =+.

7.Bf4 Nc5 8.Nc3 0-0 9.Nge2 Nce4 10.h3 c6 11.a4 -/+.

7.Bf4 c6 8.Nc3 0-0 9.Nge2 Re8 10.Nd4 Ne4 11.Ne4 -/+.

7.Bf4 Ne4 8.d3 Bf6 9.Ra2 Nc3 10.Nc3 Bc3 11.Kd1 =+.

6.Nf3 0-0

(---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.a3 Be7 6.Nf3 d5).

7.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.a3 Be7 7.Nf3).

6.Nf3 Nbd7

7.Bb2 0-0

8.c4 c6 9.d4 Ne4 10.Be2 Ndf6 11.0-0= h6 12.Nc3 Bf5 13.Qb3 Nc3 14.Bc3 Qb6 15.Bb4 Rfe8 16.c5 Qc7 17.Ne5 g5 18.f3 Nd7 19.Nd7 Qd7= 20.Bd3 Bd3 21.Qd3 Bf6 22.Rad1 Rad8 23.Ba5 Rb8 24.e4 b6 25.cb6 ab6 26.Bb4 Be7 27.ed5 Qd5= 28.Be7 Re7 29.Rfe1 Re1=+ 30.Re1 Rd8 31.Re7? Qd4-/+ 32.Qd4 Rd4 33.Rb7 b5 34.Rb6 Rc4 35.Kf2 Rc2 36.Kg3 Kg7 37.h4 Rc4 38.hg5 hg5 39.Kf2 Kf6 40.Rb8 Ke6 41.Rd8 Rc2 42.Kg3 Rc3 43.Ra8 c5 44.Kg4 Rc2 45.g3-/+ f6 46.Ra5 Rc4 47.f4 b4 48.ab4 cb4 49.Ra6 Ke7 50.Rb6=+ Kf7 51.Kf5 Rc5 52.Kg4 gf4 53.gf4 Rc4 54.Kf5 ½–½. Labahn,Wolfgang – Rorig,S, Vierer–cp, 1992.

8.Be2 Nb6 =+.

8.Be2 c5 9.0-0 a6 10.a4 =+.

8.Be2 Re8 9.0-0 Nb6 10.Nc3 Bg4 =.

8.Be2 Re8 9.0-0 Bd6 10.a4 Qe7 11.Nd4 Be5 12.f4 Bd4 13.Bd4 Ne4 14.Bb2 Ndf6 15.Nc3 (15.a5 Bf5=) 15...Nc3 16.Bc3 Ne4 17.Be5 Qb4 18.Re1 (< 18.Bc7 Nd2 (18...Qd2?! 19.Qd2 Nd2 20.Rfd1=) 19.Bd6 Qa5=+) 18...f6 19.Bc7 Re7 20.Rb1 Qc5 21.Bd8 Rd7 22.Rb5 Qc6 23.Ba5 b6 24.Bc3 Nc3 25.dc3 Ba6 26.Rb4 Qc3 27.Rd4 Bb7 28.Kf2 Re7 29.Qd3 Rc8 30.Qc3 Rc3 31.Bd3 g6 32.g4 Ra3 33.Rb1 Bc6 (34.Rbb4 Kf7=) =. marekt – pawniless, ChessWorld.net, 2002.

8.Be2 Re8 9.0-0 Bd6 10.Nc3 =.

5.a3 Bf8

6.Bb5 Nbd7 7.Bf4 Be7 8.Nf3 0-0 9.0-0 Nh5 10.Bd7 Bd7 =+.

6.Nc3 Be7 7.Nb5 Na6 8.Nf3 c6 9.Nbd4 Nc5 10.Be2 Ncd7 =.

6.Bd3 Nbd7 7.Bf4 Nc5 8.Be2 Bf5 9.Nf3 Ne6 10.Bg3 Ne4 =.

6.d4 Nc6 7.Nc3 Be7 8.Nb5 Ne5 9.de5 Nd7 10.Qd5 0-0 =+.

6.Be2 Nbd7 7.Bb2 Bd6 8.Nf3 0-0 9.Nc3 c6 10.0-0 Re8 =+.

6.Nf3 Nbd7 7.Bf4 Be7 8.Nd4 0-0 9.Be2 Nc5 10.0-0 a6 =.

6.Bf4 Be7 7.Bb5 Nbd7 8.Nf3 c6 9.Be2 Nh5 10.Be5 Ne5 =+.

5.Bb2 0-0

6.Bb5 Bf5 7.Nf3 Bd6 8.0-0 a6 9.Be2 Re8 10.d3 Qe7 =+.

6.c3 Bd6 7.Nf3 c5 8.Bd3 (8.Be2 Nc6-/+) 8...Bg4 (8...Nc6 9.Be2-/+) 9.h3 (9.c4 d4-/+) 9...Bf3 10.Qf3 c4 11.Bc2 Qb6 12.Bc1 Nbd7 13.0-0 Rfe8 14.a4 Rad8 15.a5 (15.Ba3 Bc7-/+) 15...Qa6-+ 16.Na3 Qa5 17.Bb2 Qb6 18.Rfb1 a6 19.Bc1 (19.d3 Ne5 20.Qe2 cd3 21.Bd3 Nd3 22.Qd3 Qc7-+) 19...Qc7 20.Kh1 (20.Qe2 Nc5-+) 20...Nc5 21.g4 (21.Qe2 Nfe4 22.Be4 Ne4-+ (22...Re4?! 23.Nc2-+; 22...de4?! 23.Nc4 Nd3 24.Nb2-+)) 21...Nfe4 22.Bd1 (22.Qg2 Nd3 23.Bd3 cd3 24.f3 Ng3 25.Kg1-+) 22...Nd3 23.Bc2 Nef2 24.Kg1 Bh2 25.Kf1 Ne4 26.Bd3 (26.Ke2 Re6 27.Bd3 cd3 28.Kd3 Rf6-+) 26...cd3 27.Rb3 (27.Kg2 Re6 28.g5 Re5-+) 27...Re6 28.Rab1 Rf6 29.Qf6 (29.Ke1 Qg3 30.Qf2 Qf2 31.Kd1 Qe2) 29...gf6 30.Rb7 (30.c4 Qg3 31.Rb7 Qf2) 30…Qg3 (30...Qg3 31.Rf7 Qf2) 0-1. benjack11 (2015) - rubengilmondelo (2140), Rated Classical game, lichess.org, 2016.

6.c3 Be7 7.Nf3=+ b6 8.Be2 Bb7 9.0-0= c5 10.Qc2 Qc7 11.d4 c4 12.Ne5 Bd6 13.f4 Nbd7 14.Nd2 Rae8 15.g4 Be5 16.fe5= Ne5 17.Rf4?? Ng6 18.Rf6 gf6 19.Nf1 Kh8 20.Qf5 Qe7 21.a4 Rg8 22.Ba3 Qe6 23.Qh5 Rg7 (24.Bf3 Kg8–+) 0–1. Krueger,Bernhard – Hoehmann,Ulla, Baunatal op 2nd, 1996.

6.Nc3 Ne4 7.Ne4 de4 8.Ne2 Bg4 9.a3 Bd6 10.h3 Qh4 =+.

6.Bd3 Re8 7.Nf3 Nbd7 8.0-0 Nb6 9.a4 Bd7 10.a5 Nc4 =.

6.Be2 a6 7.h3 c5 8.Nf3 Nc6 9.0-0 d4 10.ed4 cd4 11.Bd3 Re8 12.Nh2 Ne5 0–1. lican – kab93, internet, 2013.

6.Be2 Nc6 7.Nf3 a6 8.0-0 Re8 9.c4 Be6 10.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Be6 10.0-0 a6).

6.Be2 Be7 7.Nf3 c5 8.c4 dc4 9.0-0 b5 10.a4 b4 11.Bc4 Be6 12.d3 Bc4 13.dc4 Qd1 14.Rd1 Nc6 15.a5 Rad8 16.Nbd2 Rd3 17.Kf1 Rfd8 18.Ke2 Ne8 19.Ne5 Ne5 20.Be5 f5 21.Nf3 Rd1 22.Rd1 Rd1 23.Kd1 Kf7 24.Bb8 a6 25.Ne5 Ke6 26.Nd3 Nf6 27.Be5 Nd7 28.Bg7 Bd8 29.Kc2 Ba5 30.h3 Bd8 31.Bh6 Bc7 32.Kb3 ½–½. Woelfelschneider,Peter – Dietrich,Udo, VCC6.104, 2001.

6.Qf3 Be7 7.Qf4 (7.Be2 Be6 (7...Nc6 8.Bf6 Bf6 9.d4 Nb4 10.Kd1 c5 11.c3=+; 7...Re8 8.a3 c5 9.Nc3 d4 10.Nd1 Nc6 11.Bb5-/+; 7...Nbd7 8.Nc3 Nb6 9.Qg3 Bf5 10.d3 Qd7 11.e4=+; 7...c5 8.Nc3 Nc6 9.Rb1 Be6 10.a3 Bd6 11.g3-/+) 8.Na3 c6 9.Qg3 Nbd7 10.c4 Nc5 11.Nf3-/+; 7.Nc3 c5 (7...Re8 8.Bb5 c6 9.Bd3 Nbd7 10.Qg3 Nc5 11.Be2-/+; 7...Nc6 8.Bb5 Bg4 9.Qf4 Nb4 10.Rc1 Bd6 11.Qg5-/+; 7...a6 8.Nge2 Nc6 9.Nf4 Ne5 10.Qd1 Qd6 11.Be2=+; 7...Bg4 8.Qg3 Nc6 9.Nge2 Bf5 10.d3 Re8 11.Nb5=+; 7...Be6 8.Rb1 Nbd7 9.Qg3 Bd6 10.f4 c5 11.Nb5=+) 8.Bb5 c4 9.Ba4 a6 10.e4 Qa5 11.Nge2-/+; 7.Ne2 c5 (7...Bg4 8.Qg3 Bd6 9.f4 Be7 10.Nbc3 c5 11.Rc1=+) 8.Nf4 Nc6 9.Bb5 Nb4 10.Na3 Qa5 11.c3-/+; 7.h3 c5 (7...Nbd7 8.Ne2 Bd6 9.Nf4 c6 10.Be2 Qb6 11.Bd4=+) 8.Nc3 Nc6 9.Bb5 Be6 10.Bc6 bc6 11.Nce2-/+; 7.Na3 c6 8.Be2 Ne4 9.Nb1 Qb6 10.Bd4 Bc5 11.Bc5-/+) 7...Nc6 (7...Nbd7 8.Nc3 Nc5 9.Nf3 Ne6 10.Qg3 Ne4 11.Ne4=+) 8.Nf3 (8.Bb5 Nb4 9.Ba4 Bd7 10.Bb3 c5 11.d3-/+) 8...Ne4 9.h3 (9.Ne5 Nb4 10.Na3 Bd6 11.d3-/+).

6.h3 Re8 7.g4 (7.Nf3 Nbd7=+) 7...d4-/+ 8.g5? (better 8.c3 de3 9.de3 Qd1 10.Kd1-/+) 8...de3-+ 9.fe3 Ne4 (9...Re3 10.Kf2 Ne4 11.Ke3 Qg5 12.Ke2 Ng3 13.Ke1 Nh1 14.Nf3 Qg3 15.Ke2-+) 10.h4 Nc6 (10...Ng3 11.Rh2 Re3 12.Kf2-+) 11.Bd3 (11.Ne2 Qd6-+) 11...Bf5 (better 11...Ng3!? 12.Rh2 Re3 13.Kf2 Rd3 14.cd3 Qd3-+) 12.Qf3 Qd7 13.a3 Ne5?? (better 13...Bd6 14.Ne2 Ne5 15.Be5 Be5-/+) 14.Be5+/- Nd2 15.Nd2 (15.Qf5 Ne4 16.ab4 Qf5-+) 15...Bd2 16.Kd2 Re5 17.Rd1 Rae8 18.Kc1 Qe7 19.Qb7 (worse 19.Bf5 Qa3 20.Kd2 Re3-/+) 19...Bg4 20.Re1 (20.Rf1!? Qa3 21.Qb2+/-) 20...Qa3= 21.Qb2 Qa5 22.Ne2 Re3 23.Qb5 (23.Rhf1=) 23...Qb5 (23...Qa3 24.Kd2 c6-/+) 24.Bb5+/- R8e5 25.Kd2 R3e4 26.Bd3 Rb4 (better 26...Re3!?+/-) 27.Nc3 Re6 (27...Re1 28.Re1 (28.Ke1?! c5+-) 28...Kf8 29.Ra1+- (29.Bh7?! g6+-)) 28.Re6 Be6 29.Rb1?? (29.Ra1 Rh4 30.Ra7 Kf8 31.Rc7 Rg4+-) 29...Rb6? (better 29...Rb1!? 30.Nb1 f5+/-) 30.Rb6 (30.Ra1!? a6+-) 30...cb6 31.Nb5 a5 32.Nd4 (32.c4 Bd7+-) 32...Bd5 (32...h6 33.Ne6 fe6 34.Kc3 hg5 35.hg5+-) 33.c4+- Bb7 34.Kc3 (34.Nf5 f6+-) 34...f6 (34...Bc8 35.c5! bc5 36.Nc6+-) 35.gf6 gf6 36.Nf5 Bf3 37.Nd6 (37.Ne7 Kf7 38.Nc8 h6+-) 37...Kg7 (37...Bg4 38.Ne8 Kf7 39.Nc7+-) 38.Nc8 Kh6 39.Nb6 Kh5 40.Bh7 Kh4 41.Bd3 (41.Bf5 Kg3+-) 41...Kg4 (41...Kg5 42.c5+-) 42.c5 f5 43.Kd4 f4 44.Nc4 Kg3 45.Na5 Bg4 46.Nb3 f3 47.Nd2 (better 47.Ke3!? f2 48.Bf1 Kh4+-) 47...f2 48.Ke3 Kg2 49.Bf1 Kg1 50.Bc4 (50.c6!? Bf5 51.Kf4 Be6+-) 50...Bd7 (50...Kg2+-) 51.Nf3 (better 51.Kf3 Kh2 52.Kf2+-) 51...Kg2 52.Nd2 Bc6?? (52...Kg1 53.Kf3 Kh2+-) 53.Kd4 Kg1 (53...Kg3 54.Ke5+-) 54.Ke5 Bg2 (54...Bb7 55.Kd6 Bg2 56.c6 Bc6 57.Kc6+-) 55.Kd6 (55.Kf4 Ba8+-) 55...Bb7 56.Kc7 (better 56.c6!? Bc6 57.Kc6 Kg2+-) 56...Bg2 57.Kd6 Bb7 58.Bd5 White prepares the advance c6 (58.c6 Bc6 59.Kc6 Kg2+-) 58...Bc8 (58...Ba6 59.c6 f1Q 60.Nf1 Kf1+-) 59.c6 f1Q 60.Nf1 Kf1 61.c7 Ke2 62.Ke7 (62.Be6!? Bb7+-) 62...Kd3 (62...Ke3+-) 63.Kd8 Ba6 64.Be6 Kd4 65.Bc8 Bd3 66.Bd7 (better 66.Bb7+-) 66...Ba6 67.Bb5!! (67.Bb5 Bb7 68.Bc6+-) 1-0. blitzbullet (2395) - easytobeat (2575), Rated Blitz game, lichess.org, 2016.

6.a3 Ba5

7.Bc3 Nc6 8.Bb5 (8.Ba5 Na5 9.Nf3 c5-/+) 8...d4 9.ed4 (9.Ba5!? Na5 10.Nf3-/+) 9...Nd4–+ 10.Ba5? (better is 10.Ne2 Nb5 11.Ba5–+) 10...Qd5 (10...Nb5?! 11.Ne2 Nd4 12.Nd4 Qd4 13.Bc3 Qe4 14.Kf1–+) 11.Bf1?? (11.Bc3 Nb5 12.f3–+) 11...Qe4 (11...Qe4 12.Ne2 Nc2 13.Qc2 Qc2–+) 0–1. nordlicht (1945) – glennobrien (2030), gameknot.com, 2013.

7.Nf3 c5 8.Be2 Nc6 9.0-0 Bg4 10.d4 c4 11.Bc3 Bc7 12.a4 Ne4 13.Be1? (better 13.Bb2=+) 13...Qd6-+ 14.g3 Bh3 15.Nbd2? (15.Nc3 Rfe8 16.Ne4 Re4 17.Rb1-+) 15...Nc3 (15...Bf1?! 16.Bf1 f5 17.Rb1-+) 16.Nc4 Ne2 (16...Nd1?! 17.Nd6 Ne3 18.fe3 Bf1 19.Kf1 Bd6 20.c4 dc4 21.Bc4-/+; 16...dc4?! 17.Bc3 Bf1 18.Qf1=) 17.Qe2 dc4 18.Qc4 Rac8 19.Qe2 Bf1 20.Qf1 Rfe8 21.Bd2 Ba5 22.Bc1 (22.c4 b6-+) 22...Nb4 23.Rb1 (23.c4 Qe6-+) 23...Nc2 24.Rb7 (24.Qb5 b6-+) 24...Qd5 (24...Ne1 25.Ne1 Rc1 26.Qb5-+) 25.Ra7 (25.Rb5 Qf3 26.Ra5 Re7-+) 25...Qf3 (better 25...Ne1! 26.Ne1 Rc1 27.Ra5 Qa5-+) 26.Ra5 Nb4 27.Rc5 (27.Bd2 Nd5 28.Qb1-+) 27...Rc5 28.dc5 Rd8 0-1. BeepBeepImAJeep (2745) - Dr_CRO (2705), lichess.org, 2020.

6.a3 Bd6

7.c4 c5 8.d4 Nc6 9.cd5 Nd5 10.dc5 Bc5 11.Nf3 Bg4 12.Qc2 (12.Bd3 Be7=). undergearmalaysia – desertheat, net–chess.com, 2002.

7.c4 Be6 8.d3 -/+.

7.Be2 Be6 8.Nf3 c5 9.0-0 Re8 10.Nc3 a6 11.Ng5 =+.

7.Nf3 c6 8.c4 Bf5 9.Qb3 Qe7 10.Nc3 dc4 11.Bc4 b5 12.Be2 Nbd7 13.0-0 Nc5 14.Qd1 Nce4 15.Ne4 Ne4 16.Nd4 Bd7 17.f3 Nc5 18.Qc2 Qh4 19.f4 Rfe8 20.Rf3 Bg4 21.Rg3 Be2 22.Ne2 f6 23.Rh3 Qg4 24.Qh7 Kf8 25.Rg3 Qg3 26.hg3 Ne4 27.Rd1 Kf7 28.Qh5 Kg8 29.d3 Nc5 30.e4 Na4 31.Ba1 Bc5 32.Kf1 Ba3 33.e5 fe5 34.Be5 Bb2 35.d4 c5 36.Qg5 Re5 37.de5 c4 38.Rd7 (38.Rd7 Be5 39.Qe5 Kf8 40.Qg7 Ke8 41.Qe7#) 1–0. OrangOetan – Blueagle, fics, Oklahoma City, OK USA, 2001.

7.Nf3 Re8 8.Nc3 a6 9.Be2 c5 10.0-0 Nc6 =+.

7.Nf3 Bg4 8.Be2 Nbd7 9.0-0 Qe7 10.d4 c6 11.Nbd2 Ne4 12.c4 f5 13.cd5 cd5 14.Qb3? (14.h3 Bh5=+) 14...Ndf6?? (better 14...Nd2 15.Nd2 Be2-+) 15.Qd1 (15.Bd3 Rac8=) 15...Kh8 16.Ne5 Be2 17.Qe2 Nd7 18.f4 (18.Ndf3 f4=) 18...Be5 (18...Ndf6 19.Ne4 fe4 20.Rfc1=+) 19.de5= Nd2 (19...Rac8 20.Ne4 de4 21.Rfd1=) 20.Qd2 Qe6 21.Bd4 b6 22.Rfc1 Rac8 23.Rc8 Rc8 24.Rc1 Nc5 25.Qc2 h6 26.h3 Rc7 27.Qa2 Rc6 28.Qb1 Ne4 29.Rd1 Rc4 30.Qb5 Qc6 (30...Kg8 31.a4=) 31.Qc6 Rc6 32.Ba1 Rc5 (32...Kg8 33.g4 Rc2 34.gf5=) 33.e6+= Kg8 34.Rd5?? (better 34.e7 Kf7 35.Bg7 Ke7 36.Bh6+=) 34...Rd5-+ 35.Be5 Re5! 36.fe5 Kf8 37.g4 Ke7 (better 37...fg4 38.hg4 Ke7-+) 38.gf5 Ng3 39.e4 Ne4 40.Kg2 b5 41.Kf3 Nc5 (41...Ng5!? 42.Ke3 Nh3 43.Kd4-+) 42.Ke3 a5 43.Kd4 b4 44.ab4 ab4 45.Kc4 b3 46.Kc3 h5 47.h4 (47.Kb2 Ne6! 48.Kb3 Nd4 49.Kc4 Nf5-+) 47...Kf8 48.Kb2 (48.e7 Ke7 49.Kd2 Nd7-+) 48...Ke8 (48...Ne6 49.Kb3 Nd4 50.Kc4 Nf5 51.Kd3-+) 49.Kc3 Ke7 50.Kb2 Nd3 51.Kb3 Ne5 52.Kc3 Nf3 53.Kd3 Nh4 54.Ke4 Kf6 55.e7 Ke7 56.Kf4 (56.Ke5 Nf3 57.Kf4 Kf6-+) 56...Kf6 57.Ke4 Nf5 58.Kf4 (58.Kf3 g5 59.Kf2-+) 58...g5 59.Kf3 h4 60.Kg2 g4 61.Kh2 If White now would get h3 in, he might survive 61...Kg5 62.Kg2 Kf4 63.Kg1 Kg3 64.Kf1 Nd4 65.Kg1 Ne2 66.Kh1 (66.Kf1 Kf3 67.Ke1 Ke3 68.Kf1 h3 69.Ke1 h2 70.Kd1 Kd3 71.Ke1 h1Q 72.Kf2 g3) 66...Nf4 (66...Kf2 67.Kh2 h3 68.Kh1 Nf4 69.Kh2 g3 70.Kh1 g2 71.Kh2 g1Q) 67.Kg1 Nh3 (67...h3 68.Kf1 h2 69.Ke1 h1Q 70.Kd2 Qc6 71.Kd1 Qg2 72.Kc1 Qe2 73.Kb1 Nd3 74.Ka1 Qb2) 68.Kh1 Nf2 (68...Kf2 69.Kh2 Nf4 70.Kh1 h3 71.Kh2 g3 72.Kh1 g2 73.Kh2 g1Q) 69.Kg1 h3 70.Kf1 h2 (70...Kf3 71.Ke1 Ke3 72.Kf1 h2 73.Kg2 h1Q 74.Kg3 Qh3) 71.Ke2 (71.Ke1 h1Q 72.Kd2 Qf3 73.Kc2 Qd3 74.Kb2 Nd1 75.Kc1 Ne3 76.Kb2 Nc4 77.Kc1 Qc3 78.Kd1 Qd2) 71...h1Q 72.Ke3 (72.Kd2 Qd5 73.Kc3 Qc6 74.Kb2 Nd1 75.Kb3 Qc3 76.Ka4 Qc4 77.Ka3 Qb5 78.Ka2 Qb2) 72...Qf3 (72...Qd5 73.Ke2 Qd3 74.Ke1 Qd1) 73.Kd2 (73.Kd4 Kf4 74.Kc4 Qc6 75.Kb4 Nd3 76.Kb3 g3 77.Ka2 Qc3 78.Kb1 Qb2) 73...Qd3 74.Kc1 Qe2 75.Kb1 Nd3 76.Ka1 Qb2 0-1. BeepBeepImAJeep (2565) - TricksOnlyNL (2465), IM TricksOnlyNL Arena, lichess.org, 2017.

6.c4

6.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Bb2).

6.c4 Nc6 7.Nf3 Bg4 8.Be2 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.Be2).

6.Bd3 c5

7.c3 Ba5 8.Ne2 c4 9.Bc2 Nc6 10.0-0 Bg4 11.f3 Be6 12.Na3 a6 13.Ba4 b5 14.Bc2 Qd6 15.Nd4 Bc7 16.f4 Nd4 17.cd4 Rab8 18.Nb1 b4 19.Qe2 Ba5 20.f5 Bd7 21.a4 Rfc8 22.e4? de4 23.Qe4 Ne4 (23...Ne4 24.Be4 Bb6–+) 0–1. 1805DYDIDIDY – Erni@, mySchach.de, 2005.

7.c3 Ba5 8.Ne2 Nc6 9.0-0 a6 10.a4 Bc7 11.f4 Ne4 12.Ng3 (12.Bc2 c4=+) 12...f5 (12...Ng3 13.hg3 c4 14.Bc2-/+) 13.Be4 (13.Rf3 c4 14.Bc2 Ng3 15.hg3 Qf6-/+) 13...fe4-/+ 14.c4 dc4 (14...Na5 15.cd5 Qd5 16.Nh5=) 15.Ne4=+ Qe7 16.Qc2 Na5 17.Nbc3 Bf5 18.Nd5 Qe4 19.Qe4 Be4 20.Nc7 Nb3 21.Na8 Na1 22.Ra1 (22.Nb6 Nc2=) 22...Ra8=+ 23.a5 Rd8 24.Bc3 Kf7 25.Ra4 Bd3 26.e4 Re8 (< 26...Be4 27.Rc4 Re8 28.Rc5+/–) 27.e5 Ke6 28.g4 g6 29.Kf2 Kd5 (29...Rh8 30.Ke3=) 30.Ra1 Re6 31.Re1 Kc6 32.Kg3 (32.Ke3 h6+=) 32...Kd5 (32...Kd7 33.g5+=) 33.h4 b5 34.ab6 Rb6 35.h5 Ke6 36.hg6 hg6 37.Ra1 Rb1? (better is 37...Ke7!?+=) 38.Ra6+– (38.Ra6 Ke7 39.Kh4+–) 1–0. Ewert,Jerzy – Kozun,Piotr, corr 1. AMM Poland, 1991.

7.c3 Ba5 8.Nf3 Bg4 9.h3 Bh5 10.g4 Bg6 11.Bg6 hg6 (11...fg6 12.d3-/+) 12.g5 (12.d3!?-/+) 12...Ne4 13.h4 c4 14.Na3? (better 14.h5-/+) 14...Nd7 15.Qe2 (15.0-0 Ndc5-+) 15...Ndc5 16.0-0-0 (16.0-0 Qc8 17.Ne1-+) 16...Nd3 17.Kb1 (17.Kc2-+) 17...Qb6 18.Qd3 cd3 19.Rh2 Bc3! 20.dc3 (20.dc3 Nc3 Double attack) 0-1. pawnwithsword - Lance5500 (2620), lichess.org, 2018.

6.Be2 c5

7.Nf3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.Bb2).

7.g4 d4 8.g5 Ne4 9.h4 Nc6 10.Bd3 Re8 11.Qf3 Qe7 12.Ne2 b6 (12...Nd6!? 13.Qf4 Ne5-+) 13.Be4 Qe4 14.Qe4 Re4 15.Kf1 Bb7 16.d3 (16.a3 Ba5 17.ed4 Rae8-/+) 16...Re7 17.e4 c4 18.Nd4 (18.dc4 Re4 Deflection) 18...Nd4 19.Bd4 Rd8 (19...cd3!? 20.cd3 Rd8-+) 20.c3=+ cd3 21.f3 Bc5 22.Bc5 bc5 23.Nd2 Rd6 (23...f5 24.gf6 gf6 25.Rg1 Kf7 26.Rb1=+) 24.Kf2= Ba6 25.c4 Rb6 (25...f6!?=) 26.Rab1+= Reb7 27.Rb3 Rb4 (27...Rd6 28.Rb7 Bb7 29.Rb1+-) 28.Rc1 Ra4 (28...f5 29.Rd3 Rb2 30.a3+-) 29.Rb7 Bb7 30.Rb1 Rb4 31.Rb4 cb4 32.Ke3 h6 33.Kd3 hg5 34.hg5 Kh7 35.Kd4 Kg6 36.f4 f6 (36...Kh5 37.c5 Kg4 38.Ke3+-) 37.gf6 gf6 38.c5 (38.Kc5 Kf7+-) 38...a5 (38...Bc6 39.f5 Kg5 40.Ke3+-) 39.Nb3 (39.Nc4 a4 40.Nd6 Ba6+-) 39...a4 40.Na5 Ba6 (40...b3 41.ab3 (41.Nb7?? ba2 42.Kd5 a1Q-+) 41...a3 42.b4+- (42.Nb7? a2-+)) 41.c6 Kf7 42.Kc5 b3 43.ab3 ab3 (43...a3 44.b4 a2 45.Nb3+-) 44.Nb3 Ke7 45.Nd4 Bd3 46.e5 fe5 47.fe5 Be4 (47...Ba6 48.Kb6 Bc8+-) 48.Kb6 Kd8 49.c7 Kc8 50.Nb5 Kd7 51.Nd6 (51.Nd6 Bb7 52.Kb7 Ke6 53.Nc4 Kd5 54.c8Q Ke4 55.e6 Kd3 56.e7 Kd4 57.e8Q Kc3 58.Qe3 Kb4 59.Qcc5 Ka4 60.Nb6) 1-0. blitzbullet (2410) - Spinaltap (2535), Rated Blitz game, lichess.org, 2016.

6.Be2 Bd6

7.Nf3. Gretencord,Ulrich – Fischer,Ronald, Open_2002 Gr. B, 2003.

7.f4 c5 8.Nf3 Nc6 9.0-0 Re8 10.c4 (10.Na3!?=+) 10...d4!-/+ 11.ed4 cd4 12.Nd4?? (better 12.Ne1-/+) 12...Bc5 (better 12...Qb6!? 13.Kh1 Nd4 14.Bd4 Qd4 15.Nc3 Bf4 16.Nb5 Qd2 17.Qd2 Bd2 18.Bf3-+) 13.Kh1 Nd4 14.Bd3 (14.Bf3 Bf5 15.Ba3 Ba3 16.Na3 Bd3-+) 14...Bf5 (better 14...Ng4 15.h3 Qh4 16.Bd4 Bd4 17.Qf3 Ba1 18.Na3-+) 15.Bf5 Nf5 16.Nc3 Bd4 17.Rb1 b6 18.Qc2 Qd7 19.Rf3 (19.Qd3 Rac8-+) 19...Ng4 (19...Rac8 20.d3-+) 20.h3 Nf2 21.Kh2 Bc3 22.Bc3 Ne4 23.Rd3 Qe6 24.Be5 f6 (24...Rec8 25.g4 Nh4 26.Re3 Rc4 27.Qd3-+) 25.Bb2 (25.Rd5 Neg3 26.Bc3-+) 25...Rad8 (25...Rac8 26.Re1 Rc4 27.Qb3-+) 26.Re1?? (better 26.Rd8 Rd8 27.Re1-/+) 26...Rd3 (26...Rc8!? 27.Ra3 Rc4 28.Qb3-+) 27.Qd3 Qc6 28.Qb3? (28.Qf3 Re6 (28...Qc4?! 29.d3 Qa2 30.Re4-/+) 29.d3 Nc5 30.Qc6 Rc6 31.Re8 Kf7-+) 28...Nc5 (better 28...Nd2 29.Re8 Qe8-+) 29.Re8 Qe8 30.Qf3 Qe4 31.Qg4 (31.Qe4 Ne4 32.g4 Nh4-+ (32...Nd2?! 33.gf5 Nc4 34.Bc3-+)) 31...h5 (31...Nd3 32.Bc3-+) 32.Qh5 Qf4 33.Kg1 Qf1! (worse 33...Qd2 34.Qf5 Qb2 35.Qd5 Kf8 36.Qa8 Kf7 37.Qa7 Kg6 38.Kh2-+) 34.Kf1 Ng3 35.Kf2 Nh5 36.Ke3 Kf7 (36...Nf4 37.Kf4 Nd3 38.Ke3 Nb2 39.d3-+) 37.d4 Na4 38.Ba3 (38.Ba1 g5-+) 38...g5 39.d5 Nf4 40.Ke4?! (40.Kf3 Nd3-+) 40...Ng2 41.Kf5 (41.Bb4 Nh4-+) 41...Ne3 (better 41...Nc3 42.Bc1 Nh4 43.Kg4-+) 42.Ke4 Nc4 (42...Nc4 43.Bb4 a5-+) 0-1. Bommini,Mounika Akshaya (2025) - Frayna,Janelle Mae (2175), Women's Speed Chess Q7, 2021.

6.Qf3 Nbd7

7.Bb5 c6 8.Bd3 Bd6 9.Bf5 Qb6 10.Bc3 Re8 -/+.

7.c4 Bd6 8.cd5 Ne5 9.Qd1 Nd5 10.d4 Nc6 11.Nf3 -/+.

6.Nf3 c5

7.c4 d4-/+ 8.Qb3 Nc6 9.Bd3 Bg4-/+.

7.c4 d4-/+ 8.ed4 cd4 9.Nd4 Ng4-/+.

7.c4 d4-/+ 8.ed4 Re8 9.Be2 cd4 10.Bd4 Nc6 11.Be3 Bf5 (11...Ng4 12.a3 Bd6 13.Nc3=) 12.0-0 Bd3 (12...Ng4 13.a3 Bd6 14.Nc3+=) 13.Nc3 (13.Bd3!? Qd3 14.Qb3+/-) 13...Bc3= 14.dc3 Be2 15.Qe2 Ne4 16.Qc2 Qa5 17.Rac1 Rac8 (17...Re7 18.Rfe1=) 18.Rfe1+= Nd6 19.c5 Ne4 20.Qb3 (20.Qb1 Qc7+=) 20...Re7= 21.Nd4 Ne5 (better 21...Nc5!? 22.Qd5 h6=) 22.Nf5+/- Re6?? (22...Rd7 23.Bd4 Nd3 24.Re4 Nc1 25.Qd1 Qc3 26.Qg4 (26.Bc3? Rd1 27.Be1 Rcd8-+) 26...Ne2 27.Kf1 (worse 27.Qe2 Qc1 28.Qf1 Qf1 29.Kf1 Rcd8+-) 27...Qc1 28.Ke2 Qc2 29.Kf3 Qd1 30.Re2 Qd3 31.Be3 Qd5 32.Kg3+-) 23.Bd4 (better 23.Qb7 Rd8 24.Qe4+-) 23...Nd3+/- 24.Qb7 Qc7? (better 24...Qd8 25.Ng7 Re7+/-) 25.Qc7+- Rc7 26.Ng7 (26.Rb1 h5 27.Ng7 Ne1 28.Ne6 fe6 29.Re1 Nc5+-) 26...Nc1 (26...Nec5 27.Ne6 Ne6 28.Bf6+-) 27.Ne6 (27.Ne6 fe6 28.Re4+-; 27.Rc1?! Ree7 28.Nh5 Kf8+-) 1-0. BeepBeepImAJeep (2870) - TricksOnlyNL (2510), IM TricksOnlyNL Arena, lichess.org, 2017.

7.c4 d4-/+ 8.ed4 Re8 9.Be2+= Bg4 10.0-0= Qc7 (better is 10...cd4!? 11.Nd4 Be2 12.Ne2 Nc6 13.Bf6 Qf6= (worse is 13...gf6 14.Nbc3+/–)) 11.d5+/– Nbd7 12.h3 Bh5 13.Nc3 Bc3 14.Bc3 Ne4 15.Bd3 (better is 15.Bb2!?+/–) 15...Ng5= 16.g4?? (16.Be2 Ne4 17.Bb2+/–) 16...Nh3–+ 17.Kg2 Bg4 18.Rh1 (18.Bh7 Kf8 19.d3 Nf4 20.Kh1–+) 18...Nf4 19.Kg1 Nd3 20.Rh7 (20.Qb1 Bf5 21.Qf1–+) 20...Re1 21.Qe1 (21.Ne1 Bd1 Pinning (21...Bd1 Deflection; 21...Kh7 Zwischenzug)) 21...Ne1 (21...Kh7?! 22.Qe4 f5 23.Qd3=; 21...Bf3?? 22.Rg7 Kf8 23.Qe3+–) 22.Rg7 Kf8 23.Ne1 (23.Re1 Qf4 24.Ng5–+) 23...Ne5 24.Rh7 Kg8 25.Rh4 f5 26.Kg2 (26.f4 Nf7 27.Nd3 Qe7–+) 26...Re8 27.f3 Ng6 (27...Ng6 28.Rh6 Bh5–+) 0–1. lletram22 (1920) – queensservant (1780), gameknot.com, 2014.

7.c4 d4-/+ 8.ed4 Re8 9.Be2+= Nh5 10.0-0 Nf4 11.Re1 cd4 12.Nd4=.

7.Be2 Nc6 8.0-0 Be6 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.Be2 c5 7.0-0 Nc6 8.Bb2 Be6).

6.Nf3 c6

7.c4 Bg4 8.cd5 cd5 9.Be2 Nc6 10.a3 Ba5 (10...Bd6 11.Nc3=+) 11.Nc3 (11.0-0 Rc8=) 11...d4=+ 12.Nd4 Nd4 13.Bg4 Ng4 14.ed4 (14.0-0!? Nh2 15.Kh2 Qh4 16.Kg1=) 14...Qd4 (14...Re8 15.Ne2 Qh4-+) 15.0-0=+ Rfd8 16.Na4 (16.Rb1 Qf4 17.g3=+) 16...Qc4 (16...Qf4 17.g3 Qf5-/+) 17.d3?? (better 17.Rc1 Qe6 18.d4=) 17...Rd3-+ 18.Qe2 Rc8?? (better 18...Rd4 19.Qe7 Qa4 20.Bd4 Qd4 21.Qb7 Rd8-+) 19.Rfe1?? (better 19.Rfc1 Bc3 20.Nc3+-) 19...Be1 20.Re1 h5 (20...h6!? 21.h3 Nf2 22.Kf2-+) 21.h3 Nf6 (better 21...Nf2!? 22.Kf2 b5-+) 22.Bf6-/+ gf6?? (better 22...Ra3 23.Qc4 Rc4-/+) 23.Nb2+- Rd2 (23...Qa2 24.Nd3 (24.Qd3?! Qb2 25.Qg3 Kf8+=) 24...Qe2 25.Re2+-) 24.Qd2 (24.Nc4?! Re2 25.Re2 Rc4=; 24.Qc4?! Rc4 25.Nc4 Rd3+-) 24...Qc2 (24...Qc3 25.Qe2+-) 25.Qc2 (25.Qd7!? Rc3 26.Nd1 Ra3+-) 25...Rc2 26.Rb1 b5 (26...Rc3 27.Nd1 Ra3 28.Rb7+-) 27.Nd3 a6 (27...Rc3 28.Nf4 a6 29.Ra1+-) 28.Nf4 (better 28.Nb4!? Rc3 29.Na6 Ra3+-) 28...h4 29.Nh5 (29.Nd5 Rc5 30.Rd1 f5+-) 29...f5 30.Nf6 Kg7 31.Nd5 Kg6 (31...Rc4+-) 32.Nf4 (32.Nb4!? Rc3 33.Na6 f4+-) 32...Kh6 (32...Kg5 33.Nd3 Rc3 34.Ne5 Ra3 35.Nf3 Kh5 36.Kf1+-) 33.Nd3 (33.Rd1 Ra2 34.Rd3 a5+-) 33...Rc4? (33...Rc3 34.Ne5 Ra3 35.Nf7 Kg6 36.Ne5 Kf6+-) 34.Ne1 (34.Nb4 a5 35.Nd5 Rc5+-) 34...Rd4 (34...Rc3 35.a4! ba4 36.Rb4+-) 35.Nf3 Ra4 36.Ne5 (36.Rb3 Kg6+-) 36...Kg5 (36...Ra3 37.Nf7 Kg7 38.Ne5+-) 37.Nf7 (better 37.Rb3!?+-) 37...Kf6 38.Nd6 Ra3 39.Rd1 (39.Ne8 Ke7 40.Re1 Kf7+/-) 39...Ra4 (39...Rc3 40.Nb7 Rc6 41.Rd4+-) 40.Ne8+- Ke5 41.Nc7 (better 41.g3+-) 41...Ra2? (better 41...b4+/-) 42.Rd5+- Ke4 43.Rd1 Ra1?? (43...Ke5 44.Re1 Kd6 45.Ne8 Kd5+-) 44.Kh2 (better 44.Ra1 Kd4 45.Na6+-) 44...Ra2 (better 44...Rd1 45.Na6 Rd4 46.Nc5 Kd5-+) 45.Re1 (better 45.f3!? Ke3 46.Rd6+-) 45...Kd3 46.Re8 (better 46.Re6 Rf2 47.Na6+-) 46...Kc2?? (better 46...b4 47.Rd8 Kc2+=) 47.Re6 (better 47.Re2!? Kb3 48.Ra2 Ka2 49.Na6 f4+-) 47...Kb3 48.Ra6 Ra6?! (48...b4 49.Rh6 Rc2+-) 49.Na6 Kc4 (49...f4+-) 50.Nc7 (better 50.g3 Kd4 51.gh4+-) 50...b4-+ 51.Nb5 (51.Ne8 b3 52.Nd6 Kc5 53.Nf5-+) 51…b3 (51...b3 52.Na3 Kc3=) 0-1. Poncheki (2200) - amazingoid (2500), Casual Bullet game, lichess.org, 2021.

7.Be2 Bg4 8.0-0 Nbd7 9.d3 Bd6 10.Nbd2= Bf3 11.Nf3 Qc7 12.Rc1 Ne5 13.Ne5 Be5 14.Be5 Qe5 15.Rb1 b6 16.d4 Qc7 17.c4+= Rac8 18.Rc1 Qd6 19.c5 Qb8 20.cb6 ab6= 21.Qa4 b5 22.Qa6+/– Qa8 23.Qa8 Ra8 24.Rc6 Ra2 25.Bb5 h6 26.h3 Rb8 27.Bd3 Rd2 28.Bf5 Nh5 29.Rc8 Rc8+/– 30.Bc8 Nf6 31.Bb7 Rb2 32.Bc6 Rc2 33.Ba4 Ra2 34.Bc6 Rc2= ½–½. Cornacchini,Gabriele – Weiss,Frederic J_Marie, RL–2007–0-00089, 2007.

6.Nf3 Bd6

7.Nc3 Bg4 8.Be2 c6 9.Nd4 Be2 10.Qe2 Nbd7 11.0-0 Qc7 12.h3 Rae8 13.Qd1 a6 14.Nf5 Be5 15.d4 (15.f4 Bd6=) 15...Bd6 16.a4 Rc8 17.Nd6 Qd6 18.Ba3 c5 19.dc5 Nc5 20.Qd4 Rfd8 21.Rfd1 Qc6 Attacks the isolani on a4 22.Bc5 Qc5 23.Qc5 Rc5 24.Ne2 (24.Rd3 Rdc8 25.Ra3 Kf8+=) 24...Rc2 25.Nd4 Rb2 (25...Rc4 26.a5-/+) 26.Rdb1 Rb1 27.Rb1 Rd7 28.Kf1 h6 29.Ke2 Ne4 30.Rb3 (30.Rc1 b6+=) 30...Nc5 31.Rb4 g6 32.a5 Kf8 33.Kf3 (33.h4 Rc7+=) 33...Ke7 34.g4 Kf6 (34...Nd3!? 35.Rb1 Ne5 36.Ke2 Nc4-/+) 35.h4 1–0. j1a9n55 – kelcyraole, internet, 2013.

7.Be2 c6 8.d4 Bf5 9.0-0 Na6 10.Nbd2 Nb4 11.c4 Rc8 (11...Bc2 12.Qc1 Ne4 13.Ne1+=) 12.a3 (12.c5 Bc7 13.Qb3 a5+/-) 12...Na6 13.c5 Bb8 14.Nh4 Be6 15.f4 Ne4 16.Ne4 de4 17.g3 Bd5 18.Bg4 Rc7 19.Nf5 g6 20.Nh4 Re7 21.Ng2 Nc7 22.Bh3 f5 23.g4 Kh8 24.gf5 gf5 25.Qh5 Qe8 26.Qe8 Ree8 (better 26...Ne8!? 27.Nh4 Rg7 28.Kf2 Rgf7=+) 27.Nh4+/- Be6?? (27...Rg8 28.Kh1 Ne6+=) 28.a4 (better 28.d5 Kg8 29.de6 Ne6 30.Nf5+-) 28...Nd5-/+ 29.Rf2 Bc7 (29...Ne3 30.d5 Kg8 31.de6 Re6 32.Bd4+-) 30.Rg2? (30.Bf1 A) 30...Ne3? 31.d5 Kg8 32.de6 Re6 33.Re1 Nf1 34.Rg2 (34.Kf1?! Rf7+/-; 34.Ref1?! Rf7+/-; 34.Rff1?! Bd8 35.Ng2 Be7+/-) 34...Kf7 35.Rg7 (35.Rf1?! Ke8+/-; 35.Kf1?! Ke8+/-) 35...Ke8 36.Rc7+- (36.Kf1?! Bf4 37.Rb7 Re7 38.Re7 Ke7+/-; 36.Rf1?! Re7+/-); B) 30...Rf6-/+) 30...Ba5?? (better 30...Bd8 31.Nf5 Bf5 (31...Rf5?! 32.Bf5 Bf5 33.Kf2-+) 32.Bf5 Rf5-+) 31.Rg3 Bd2 32.Bc1? (32.a5 Rf6-/+ (worse 32...Be3 33.Re3 Ne3 34.d5 Kg8 35.de6 Re6 36.Ra3+=)) 32...Bc1?? (better 32...Be1-+) 33.Rc1=+ Nb4?? (better 33...Rf6=+) 34.Rb1+/- Nd3? (better 34...Nd5 35.Rb7 Re7+/-) 35.Rb7+- Rf7 36.Rf7 Bf7 37.Nf5 Rg8 (37...Rb8+-) 38.Rg8 Kg8 39.Nd6 (better 39.Ne7 Kf8 40.Nc6+-) 39...Be6 (39...Bd5 40.Nc8 Kf7 41.Na7 Ke7+-) 40.Be6 Kg7 41.Bc4 (better 41.Bd5 Nb4 42.Be4 h5+-) 41...Kf6 (41...Nb2 42.Bb3 Nd3 43.Bd5+-) 42.Bd3 (better 42.Ne4 Ke7 43.Bd3 h6+-) 42...ed3 43.Nc4 Ke6 44.Nd2 Kd5 (44...a6 45.Kf2 Kf6+-) 45.Kf2 (45.Kf2 Ke6 46.e4+-) 1-0. boia (2080) - JimmyTudeski (2085), Rated Bullet tournament IZKg5jRt, lichess.org, 2016.

7.Bf6 gf6 8.c4+=.

7.Bf6 Qf6 8.d4 Re8 9.Be2 c6 10.0-0 Bf5 11.c4 dc4 12.Bc4 Qg6 13.Nh4 Qh6 14.g3 Be4 (14...Be6!? 15.Nd2 Nd7=) 15.Nc3+= Nd7 (better 15...Bg6!?+=) 16.Ne4+- Re4 17.Nf5 (17.Bf7 Kf8 18.Qb3 Rh4 19.gh4 Qh4+-) 17...Qg6 (17...Qf6!? 18.Qb1 Qf5+=) 18.Qf3+- (18.Nd6?! Qd6 19.Qb1 Re7 20.Qb7 Nb6+/-) 18...Rae8? (18...Re6+-) 19.Nd6 (better 19.Bd3!? R4e5 20.de5 Ne5+-) 19...Qd6 20.Bf7 Kh8 21.Be8 Re8 22.a4 Rf8 23.Qg2 Nf6 24.a5 Qd7 25.a6 b6 26.Rac1 Nd5 27.Qe4 Nb4 28.h4 (28.Rc4 Re8 29.Qf3 Qe7+-) 28...h6 (28...Rc8 29.Ra1+-) 29.Rfd1 (29.Rc4 Nd5+-) 29...Rf6 30.Qe5 Na6 31.e4 (31.Ra1 Qb7+-) 31...Qf7 32.f4 Re6 33.Qf5 Qf5 34.ef5 Rd6 35.d5! cd5? (35...cd5 36.Ra1 Combination; 35...Rd5 36.Rc6 Deflection) 36.Rc8 Kh7 37.Ra8 (better 37.Re1 Rd7 38.Ree8+-) 37...Rd7 (37...Nc5+-) 38.Kf2 (better 38.Re1 Rf7 39.g4+-) 38...Nc5 39.Ke3 Re7 (39...h5+=) 40.Kd2 (40.Kf3 Rd7 41.g4 Ne4+-) 40...d4 (better 40...Ne4 41.Kc2 Ng3 42.Rd5 Rf7=) 41.Ra1?? (better 41.g4+/-) 41...Nb3-+ 42.Kd3 Na1 43.Kd4 h5 44.Kd5 Nc2 45.Kd6 Rf7 46.Ke6 Rb7 (46...Rf6 47.Ke5 a5 48.Ke4-+) 47.Rc8 (47.f6 Nd4 48.Ke5 Nf3 49.Ke6 gf6 50.Kf6 b5-+) 47...Nd4 48.Kd5 (48.Ke5 Ne2 49.f6 b5-+) 48...Nf5 49.Ke5 (49.Rc3 b5-+) 49...Ng3 50.f5 (50.Rc2 Re7 51.Kd5 Nf5-+) 50...Nf5! 51.Kf5 b5 52.Rc1 (52.Kg5 b4 53.Kh5 b3-+) 52...b4 53.Ke5 b3 54.Kd6 b2 55.Rb1 a5 56.Kc6 a4 (better 56...Rb3 57.Kc5-+) 57.Kb7 a3 58.Kb6 a2 59.Rb2 a1Q 60.Rb5 (60.Rb4 Kg6 61.Rc4 Kf5 62.Rc5 Kg4 63.Rc4 Kh3-+) 60...Qd4 61.Rc5 Qh4 62.Kc6 (62.Kb5 Qg4-+) 62...Qe4 63.Kc7 g6 64.Kd7 Qf5! 65.Kc7 (65.Rf5 gf5 Passed pawn) 65...Qc5 66.Kd7 g5 67.Kd8 (67.Ke6 h4 68.Kf6 Qe3 69.Kf5 h3 70.Kg4 h2 71.Kf5 h1Q 72.Kg4 Qhf3) 67...g4 (67...Qa7 68.Ke8 h4 69.Kd8 h3 70.Ke8 h2 71.Kf8 h1Q 72.Ke8 Qha8) 68.Ke8 (68.Kd7 g3 69.Kd8 g2 70.Kd7 g1Q 71.Ke6 Qge3 72.Kf6 Qf8) 68...g3 69.Kd8 (69.Kf7 g2 70.Ke8 Qc6 71.Kd8 g1Q 72.Ke7 Qe3 73.Kf7 Qcf3) 69...g2 70.Ke8 (70.Kd7 Qf5 71.Kd6 g1Q 72.Ke7 Qgc5 73.Ke8 Qcf8) 70...g1Q 71.Kd8 (71.Kd7 Qg7 72.Ke6 Qge7) 71...Qf1 (71...Qgg5 72.Kd7 Qge7) 72.Kd7 Qff8 73.Ke6 Qcd6 (73...Qfe7) 0-1. minnesotawild (2180) - MorningCoffee (2390), Rated Blitz tournament, lichess.org, 2016.

6.Nf3 Re8

7.a3 Bd6 8.Be2 c5 9.c4 d4 10.ed4 Qb6 11.Bc3 Nc6 12.dc5 Bc5 13.Bf6 Bf2 14.Kf1 gf6 15.Nc3 Bd4 16.Rb1 Qd8 17.Nd5 Be6 18.Rb7 Bb6 19.Qa4 Rc8 20.Nb6 ab6 21.c5 bc5 22.Qf4 Kh8 23.Bb5 Bd5 24.Qf5 Nd4 25.Nd4 Re5 26.Rd7 Rf5 27.Nf5 Qe8 28.Ne3 Qe5 29.Rd5 Qa1 30.Kf2 Qh1 31.h3 Qh2 32.a4 Qf4 33.Ke2 Kg8 34.Rf5 Qb4 35.Rd5 Qa5 36.d3 Qb6 37.Nf5 Rd8 38.Rd8 Qd8 39.Ne3 Kg7 40.Kf3 Kg6 41.g3 f5 42.Ng2 Qd5 43.Kf2 Qd4 44.Kf3 Qg1 45.Nf4 Kg5 46.h4 Kf6 47.Ne2 Qf1 48.Ke3 Qg2 49.a5 f4 50.gf4 Qh3 51.Kd2 Qh4 52.a6 Qh1 53.Nc3 h5 54.Ne4 Ke7 55.Bc6 (55.Bc4 Qh2 56.Ke3 Qg1 57.Ke2 Qg4 58.Ke3 h4–+) 55...Qa1 56.Bb7 h4 57.Nf2 Kd7 58.Ke2 Kc7 59.Kf3 Kb6 0–1. Yarmolyuk,Yury (2130) – Rodes,Sergio (2020), BI–2008–P–00022, 2008.

7.Be2 =+.

6.Nf3 Bg4

7.a3 Ba5 8.Nc3 c5 9.Ne2 Nc6 10.Ng3 Nd7 11.Be2 Bf3 12.Bf3 Nde5 13.0-0 Nf3 14.Qf3 Ne7 15.Nf5 Nf5 16.Qf5 Bb6 17.d3 Rc8 18.Qg4 d4 19.e4 Qe7 20.f4 Rc6 21.Rae1 Rg6 22.Qf3 Bc7 23.f5 Rh6 24.h3 Qe5 25.Qf4?? Qf4–+ 26.Rf4 Bf4 27.Rf1 Be3 28.Kh1 Rh4 29.f6 gf6 (30.Rf6 Re8–+) 0–1. Ento – hal1958, HCL–B2148 playchess.de, 2003.

7.Be2 c5 8.c3 Ba5 9.0-0 c4 10.h3 Bh5 11.d3 Qc8 12.Qa4 Bc7 13.dc4 dc4 14.Qc4 Bf3 15.gf3 Nc6 16.Nd2 Ne5 17.Qb4 Qh3 18.Qf4 Nf3 0–1. Krueger,B – Hitmy,E, Baunatal, 1997.

7.Be2 c6 8.0-0 Nbd7 9.c4 dc4 10.Bc4 Nb6 11.Be2 Nbd5 12.d4 Re8 13.a3 Bd6 14.Nc3 Bc7 15.Nd5 Nd5 16.h3 (better 16.Rc1=+) 16...Bf3-+ 17.Bf3 Qd6 18.g3 Re6?? (better 18...Ne3 19.Qb3 Nf1 20.Kf1 Re7-+) 19.Qb3 (19.e4 Nb6=) 19...Rf6 (19...Ne3 20.Rfc1 Bb6 21.fe3 Qg3 22.Bg2 Re3=+) 20.Bd5 (20.e4 Nb6+=) 20...cd5= 21.Rac1 (21.Qb7? Rb8 22.Qa7 Rb2 23.Qa8 Bb8-+) 21...Re8 (better 21...Bb6!?=) 22.Qb7+/- Bb8 23.Rc8 Rfe6? (better 23...Rc8!? 24.Qc8 Qf8 25.Qf8 Kf8+/-) 24.Rfc1+- h5? (24...Rf8+-) 25.h4 (better 25.R1c6 Qf8 26.Qb8+-) 25…Kh7 (25...Kh7 26.Qf7 R6e7 27.Qh5 Qh6 28.Qd5 Qg6+-). minnesotawild (2285) - gonzassa13 (2065), Rated Blitz game, lichess.org, 2016.

7.Be2 Bd6 8.0-0 c5 9.c4 Nc6 10.cd5 Nd5 11.Nc3 Nf6 (11...Nc3 12.Bc3 Re8 13.Qc2=) 12.h3 Bh5 13.Ne1 (better 13.Rc1=) 13...a6?? (better 13...Be2 14.Qe2 Re8=+) 14.Bh5+- Nh5 15.Qh5 Rc8 16.Qd1 (16.Ne4 Qe7 17.Nd6 Qd6+-) 16...Bb8 17.Nf3 (17.d3 Re8+-) 17...Qc7 (17...c4 18.e4+-) 18.g3 (18.Qb3 b5+-) 18...Rcd8 19.d4 cd4 20.Nd4 Nd4 21.ed4 Ba7 22.Ne2 Rfe8 23.a4 (23.Re1 Qd7+-) 23...Qe7 24.Nf4 Qe4 (24...Qf6 25.Nh5 Qf5 26.Rc1+-) 25.Re1 Qf5 26.Kh2 (26.Qg4 Qg4 27.hg4 Re1 28.Re1 h6+-) 26...g5 27.Nd3 (better 27.Re8 Re8 28.Qh5+-) 27...Re1+/- 28.Ne1?? (better 28.Qe1 Qd3 29.Qa5+/-) 28...Qf2-/+ 29.Ng2 Bd4?? (better 29...Qb2 30.Qh5 Qd2-/+ (30...Rd4? 31.Qg5 Kf8 32.Rc1+-)) 30.Bd4 Rd4 31.Qe1 (31.Qb3!?+-) 31...Qe1+/- 32.Ne1 (32.Re1?! Ra4 33.Ne3 Re4=) 32...b5 33.ab5 ab5 34.Rb1 b4 (better 34...Rd5!?+/-) 35.Nf3+- Rd3 36.Ng5 b3 (36...h6 37.Ne4 f5 38.Nc5+-) 37.h4 (37.Ne4!? f5 38.Nc5 Rd2 39.Kg1 b2+-) 37...Rc3 (37...Rd2 38.Kh3 Rd3 39.Kg2 Rd2 40.Kf3+-) 38.Kh3 f5 39.Ne6 Rd3 (39...h5 40.Kg2+-) 40.Nf4 (40.Kg2 Kf7 41.Nc5 Rd2 42.Kf3 b2+-) 40...Rc3 (40...Re3 41.Rb2+-) 41.Rb2 (better 41.Ne2!? Rd3+-) 41...Kf7 42.Nd5 (42.Rd2!? Rc7+-) 42...Rd3+/- 43.Nb4 Rc3 44.Nd5 (44.Kg2!?+/-) 44...Rd3+= 45.Nf4 Rc3 46.Ne2 Rd3 47.Nc1 (47.Kg2!? h6+-) 47...Rc3 48.Nb3 f4 49.Rg2?? (better 49.h5 Rg3 50.Kh4+-) 49...Rb3= 50.Kg4 fg3 51.Rg3 Rg3 52.Kg3 Kg6 53.Kg4 h5 54.Kf4 Kf6 55.Ke4 Kg6 56.Ke5 Kg7 57.Kf5 Kh6 58.Kf6 Kh7 59.Kg5 Kh8 60.Kh5 Kh7 61.Kg5 Kh8 62.Kh5 Kg8 63.Kg6 Kh8 64.h5 Kg8 65.Kh6 Kh8 66.Kg6 Kg8 67.Kh6 Kh8 68.Kg6 ½-½. minnesotawild (2190) - Wind_in_Willows (2235), Rated Blitz game, lichess.org, 2016.

7.Be2 Nbd7 8.0-0 Bd6 9.d4 c6 10.h3 Bh5 11.Nbd2 Qe7 12.c4 Ne4 13.cd5 cd5 14.Ne4 de4 (worse 14...Qe4 15.Nd2 Be2 16.Ne4 (16.Qe2?! Qe7=) 16...Bd1 17.Nd6+/-) 15.Nd2 Be2 16.Qe2 f5 17.Nc4 Kh8 18.Nd6 Qd6 19.a4 f4 (19...Rf7!?=) 20.Ba3 Qg6 21.Qg4 (21.Bf8?? f3 22.Bg7 Kg7 23.Qf3 ef3-+) 21...Qg4 22.hg4 Rf7 23.Bd6 (23.ef4 Rf4 24.g5 Nb6=) 23...fe3= 24.fe3 Rf1 25.Rf1 Kg8 26.Rc1 Nf6 27.g5 Nd5 28.Bf4 (28.Rc5 Ne3 29.Rc7 Nf5+=) 28...b6 29.Kf2 Kf7 30.Ke2 Rd8 31.g3 Ke7 (31...Ke6 32.Kd2=+) 32.Kd2 Kd7 (32...Kf8 33.Rh1 Kg8 34.Rh5=) 33.a5 (33.Rh1 Ke6+=) 33...Rc8 (33...ba5 34.Rh1 Ke6 35.Rh7=) 34.Rb1 (34.Rh1 Rh8+/-) 34...Kc6 (34...Rh8 35.Rh1=) 35.ab6 (35.Rh1 Rh8+=) 35...ab6 (35...Nb6 36.Rc1 Kb7=) 36.Be5 (36.Rh1 Rh8=) 36...g6 (36...Ra8 37.Rb2-/+) 37.Rh1 (37.Rc1 Kd7 38.Rh1 Rc3 39.Rh7 Ke6=) 37...b5 (37...Ra8 38.Rh4=+) 38.Rh7 b4 39.Rh1 (39.Ra7!?=+) 39...Kb5-/+ 40.Rh6?? (better 40.Bf4-/+) 40...b3-+ 41.Rh1 (41.Rh8 Rc2 42.Kd1 Ne3 43.Ke1 Ng2 44.Kf1-+) 41...Rc2 42.Kd1 Nc3 43.Ke1 b2 (43...b2 44.d5 b1Q) 0-1. BeepBeepImAJeep (2550) - TricksOnlyNL (2490), IM TricksOnlyNL Arena, lichess.org, 2017.

7.Be2 Nbd7 8.0-0 Bd6 9.d4 Ne4 10.Ne5 (10.Nbd2 Ndf6=) 10...Be2=+ 11.Qe2 Ndf6 (11...Re8!? 12.f3 Nef6 (worse 12...Be5 13.fe4 Bf6 14.e5+=; 12...Ne5? 13.de5 Re5 14.fe4+-) 13.Nd7 Qd7-/+) 12.c4+= dc4 13.Nc4 (13.f3 c3 14.Nc3 Nc3 15.Bc3 Nd5+=) 13...Qd7 (13...Nd5!?=) 14.f3+/- Rae8?? (better 14...Ng5+/-) 15.fe4+- Qg4 (15...Ne4 16.Nc3 f5+-) 16.Qg4 Ng4 17.e5 (17.h3 Nh6+-) 17...Be7 (17...b5 18.Rf4 bc4 19.Rg4+- (worse 19.ed6 Ne3 20.dc7 Nd5+-)) 18.h3 Nh6 19.e4 Bg5 (19...b5 20.Na5 Bg5 21.Na3+-) 20.d5 (20.Nc3 f6 21.Ba3 Rf7 22.ef6 Rf6 23.Rf6 gf6+-) 20...f6 (20...b5 21.Na5 f5 22.Nc6+-) 21.e6 c6 (21...b5 22.Na5+-) 22.Ba3 cd5 (22...b5 23.Bf8 cd5 24.ed5 Kf8 25.Nd6 Be3 26.Kh1+-) 23.ed5 Nf5 (23...b5 24.Bf8 Kf8+-) 24.Rf5 Rc8 (24...b5 25.Bf8 Kf8 26.d6 bc4 27.e7 Kf7 28.d7 Ke7 29.de8Q Ke8 30.Rf3+-) 25.e7 Rfe8 26.d6 (26.d6 Rc4 27.d7 Be3 28.Kf1+-) 1-0. Williams,Barry - Kuhn,Andrew, NZL Summer Handicap Wanganui Chess Club, 2000.

7.Be2 Bf3 8.Bf3 c6 9.0-0 Nbd7 10.a3 Be7 (10...Bd6 11.Be2=+) 11.Nc3 (11.Be2 Re8=) 11...Ne5 12.Be2 Qd6 13.f4 Ned7 14.a4 Ne4 (14...Rfe8 15.a5=) 15.Ne4 de4 16.Ba3 (16.d3 ed3 17.Qd3 Nc5 18.Qd6 Bd6=) 16...c5 (16...Qf6 17.Be7 Qe7 18.a5=+) 17.d4= b6 18.g4 (18.c4 f5=) 18...Rac8 19.dc5 Qd1 (19...Nc5 20.Qd6 Bd6 21.Rfd1=) 20.Rad1= Nc5 21.Rd4 (21.g5 Rc7 22.Bc5 Bc5= (< 22...Rc5 23.Rd7 Bd8 24.c4+/–)) 21...Rfd8 (21...Rfe8 22.Bc4=) 22.Bc5 (22.Rfd1 Re8 23.Bb5 Ne6 24.Be8 Nd4 25.Rd4 Ba3 26.Re4 Rc2=) 22...Bc5 23.Re4 Rd2 (23...Re8!? 24.Re8 Re8=) 24.Bd3+= g6 25.Re5 (25.Rf2 Rd1 26.Kg2 Kg7+=) 25...f6 (25...Bd6 26.Rd5 Rcc2 27.Bc2 Rd5 28.Rd1 Rd1 29.Bd1=) 26.Re6 (26.Re4 Rd8+=) 26...Kg7 (26...Kf7!? 27.f5 h5=) 27.f5+= g5 28.Rf2 Rd1 29.Kg2 Rc7 30.Rf1 Rd2 31.Kg3 Re7 32.Re7 (32.Rh1 Re6 33.fe6 Bd6 34.Kf3 Rh2 (34...Bh2? 35.e7 Kf7 36.Be2+–) 35.Rh2 Bh2+=) 32...Be7 33.Rf2 Bd6 34.Kg2 ½–½. bentengutama (1965) – karpovitch (2095), net–chess.com, 2003.

5.Bb2 a6

6.a3 Bd6 7.Nf3 0-0 8.Be2 Bg4 9.0-0 Re8 10.Nc3 c5 =+.

6.Nc3 0-0 7.Nf3 Ne4 8.Bd3 Re8 9.0-0 Bg4 10.a3 Bc3 =+.

6.c4 Be6 7.Qb3 Nc6 8.Nf3 0-0 9.Ne5 Ne5 10.Be5 Bd6 =+.

6.Bd3 0-0 7.Nf3 Re8 8.0-0 Bd6 9.Re1 c5 10.a4 Nc6 =+.

6.Be2 0-0 7.Nf3 Re8 8.a3 Bf8 9.0-0 Bd6 10.d3 Qe7 =.

6.Qf3 Nbd7 7.c4 dc4 8.Bc4 Rb8 9.Qg3 0-0 10.Nf3 b5 =+.

6.Nf3 0-0

7.a3 Bd6 8.Be2 c5 9.Ra2 Nc6 10.0-0 b5 -/+.

7.c4 dc4 8.Bc4 b5 9.Bb3 c5 10.a3 Ba5 11.Nc3 Bg4 12.h3 Bh5 13.g4 Bg6 14.h4 (14.g5 Ne4-/+) 14...c4 15.h5 Be4 (15...Bd3 16.g5 Bc3 17.dc3-/+) 16.Bc2 (16.Ne4 Ne4 17.Bc2 Qd5 18.Be4 Qe4-/+) 16...Bc2 (16...Bc3 17.dc3 Qd1 18.Bd1 Ng4 19.Rg1-/+) 17.Qc2=+ Ng4 (17...Nd5=+) 18.Qf5?? (better 18.Qe4 Nd7 19.Qg4+-) 18...Nf6 (better 18...Nh6!? 19.Qd5 Bc3 20.Qd8 Rd8 21.Bc3 Nc6-/+) 19.Rg1=+ Qd3?? (better 19...Ne8=+) 20.Ne4 Qe4 (20...Ng4 21.Bg7 Qe4 22.Qe4 Nc6 23.Bf6 Nce5 24.Ne5 Bd2 25.Ke2 Rfd8 26.Qg4 Kf8 27.Qg8) 21.Qf6 (21.Rg7 Kh8 22.Rh7 Kg8 23.Rh8 Kh8 24.Qf6 Kh7 25.Qg7) 21...c3 (21...Bd2 22.Nd2 Qd4 23.Rg7 Kh8 24.Rg6 Qf6 25.Bf6) 22.Qg7 1-0. AhmedSultanov (1675) - K12137, lichess.org, 2019.

5.Bb2 c5

6.c3 Ba5 7.Be2 0-0 8.Nf3 Nc6 9.0-0 Bc7 10.Na3=+ a6 11.c4 d4 12.ed4 cd4 13.d3 (13.Re1 Bf5 14.Qb3 Re8=+) 13...Nh5 (13...Re8 14.Nc2 Bb6 15.a4=+) 14.Nd4 (14.Nc2 Nf4 15.Ncd4 Re8-/+) 14...Nf4 15.Nc6 bc6 16.g3 Rb8 17.Qc2 (17.Rb1 Ne2 18.Qe2 Bf5=+) 17...Qd6 (17...Ne2 18.Qe2 Bf5 19.d4-/+) 18.c5=+ (18.gf4 Qf4 19.Be5 Be5 20.Kg2 Qh2 21.Kf3 Qh3 22.Ke4 Qf5 23.Ke3 Qf4) 18...Qg6 (18...Ne2 19.Qe2 Qd5 20.Nc4=+) 19.Nc4 Re8 (19...Be6 20.Nd6=+) 20.Rfe1= Nh3 21.Kf1 Nf4 22.Kg1 Nh3 23.Kf1 Be6 24.Bf3 Qd3?? (better 24...Qf5 25.Qe2 Bd7=) 25.Qd3+– Nf2 26.Kf2 1–0. Janek – Stoow, internet, 2018.

6.Nc3 0-0=+ 7.a3 Ba5 8.Nge2 (8.Nf3 Ne4=+) 8...Nc6 9.d4? (better 9.Ng3-/+) 9...cd4-+ 10.Nd4 (10.ed4 Re8 11.Qd3 Ne4-+) 10...Ne4 11.Qd3 (11.Ndb5 Qf6 12.Qf3-+) 11...Ne5 12.Qb5 Bc3 13.Bc3 Nc3 (13...Qf6!? 14.Ne2 Qf2 15.Kd1 Qe3 16.Qa5-+) 14.Qb3 Ne4 15.f3 (15.Be2 Qf6 16.Rf1 Rd8-+) 15...Nc5 (better 15...Qh4 16.g3 Ng3 17.hg3 Qh1 18.0-0-0-+) 16.Qb4 Ne6 17.Bd3 Nd3 18.cd3 Nd4 (18...Qh4 19.g3 Qh3 20.Ra2-+) 19.Qd4 Qb6 (better 19...Qa5!? 20.Kf2-+) 20.Qb6 ab6 21.0-0 (21.Kd2 Be6-+) 21...Be6 22.Rfb1 Ra6 23.e4 (23.d4 Rc8-+) 23...de4 24.de4 Rfa8 25.Kf2 g6 (25...Kf8 26.g4-+) 26.Kg3 Ra3 27.Ra3 Ra3 28.Rb6 Ra7 (28...Rb3 29.Rb3 Bb3 30.Kf4-+) 29.Rb1 (29.Kf4 Kf8-+) 29...Kf8 30.f4 Ke7 31.Kh4 h6 32.g4 Bc8 33.f5 (33.e5 f6 34.Rb6 fe5 35.fe5 Ra6-+) 33...Ra4 (33...Ra3!? 34.fg6 fg6 35.Rf1-+) 34.Re1 Kf6 (34...b5 35.fg6 fg6 36.g5-+) 35.Kg3 (35.Rc1 Ra3 36.fg6 fg6 37.e5 Ke5 38.Rc8 g5 39.Kh5 Kf6 40.Rf8 Kg7-+) 35...gf5 36.gf5 (36.Rc1 Bd7 37.ef5 h5 38.gh5 Bf5-+) 36...Ra3 (better 36...Rc4 37.Kf3-+) 37.Kf4 White plans e5 37...Ra4 38.h4?? (38.Kg3 Rc4 39.Kg4-+) 38...Ke7 (better 38...Bf5 39.Kf3 Bg6 40.e5 Ke6 41.Kg3-+) 39.Re3 (39.Rb1 Ra6-+) 39...f6 (39...b5 40.Rb3 Bd7 41.Rc3-+) 40.Kf3 (40.Rb3 Ra1-+) 40...Ra5 (better 40...Bd7-+) 41.e5 (41.Kf4-+) 41...Re5 42.Re5 (42.Rc3 Bf5 43.Ra3 Be6-+) 42...fe5 43.Ke4 Kf6 44.Ke3 Bf5 0-1. Tenniskongen (1880) - BardurOrn (2275), Rated Bullet game, lichess.org, 2018.

6.c4 d4 7.Nf3 Nc6 8.g3 Bg4 9.h3 Bh5 10.g4 Bg6 11.h4 Ng4 12.Rg1? (12.Nd4 cd4 (12...Nd4?! 13.Bd4 cd4 14.Qa4 Kf8 15.Qb4 Kg8 16.Be2 de3 17.de3-+) 13.Qg4 de3 14.fe3 Bb1-+) 12...Bh5 13.Be2 d3 14.Bf1 Nge5!! 15.Qc1 (15.Be5 Ne5 Combination; 15.Ne5 Bd1 Pinning (15...Bd1 Deflection; 15...Bd1 Clearance)) 15…Nf3 (15...Nf3 16.Kd1 Nd2 17.Rg4 Bg4 18.Ke1 Nf3 19.Kd1 Nfd4 20.f3 Bf3 21.Be2 de2) 0-1. draculino (2075) - themunky (2250), Rated Bullet game, lichess.org, 2016.

6.h3 Nc6 7.Nf3 Be6 8.c3 Ba5 9.Bb5 Qc7 10.0-0 0-0 11.Qc2 Ne7 12.Ng5 c4 13.Ne6 fe6 14.d3 a6 15.dc4 ab5 16.cb5 b6 17.a4 Rac8 18.f3 Qg3 19.Nd2 Nf5 20.Rfe1 Nh4 21.Re2 Nh5 22.Nf1 Qg5 23.Nh2 Nf3 24.Nf3 Rf3 25.Kh1 Ng3 0–1. lican – bernardino08, internet, 2013.

6.a3 Ba5

7.Bb5 Bd7 8.Bd7 Nbd7 9.Nf3=+.

7.Bb5 Nbd7 8.Nf3 (8.Qf3 a6 9.Bf6 Qf6 10.Qf6 gf6=) 8...a6 9.Be2 0-0 10.0-0 Nb6 (10...Re8 11.Nc3=+) 11.d3 (11.Ra2 Na4=+) 11...Na4=+ 12.Qc1 (12.Be5 b5=+) 12...d4 13.c3 (13.ed4 Qb6 Combination) 13...de3–+ (13...Nb2?! 14.Qb2 de3 15.fe3=+) 14.fe3 Qb6 (14...Nb2?! 15.Qb2 Re8 16.e4=+) 0–1. jaddwarrior (2075) – gioco1b4 (2530), ChessWorld.net, 2015.

7.Qf3 Nbd7=.

7.Nf3 Nc6 8.Be2 0-0 9.0-0 Bg4 10.d3 Re8 11.Nbd2 Qe7 12.c4 d4 13.e4 Bc7 (13...Be6 14.Nb3=+) 14.a4 (14.Nd4 Be2 15.Ne2 Rad8=+) 14...Ne5 (14...Nb4 15.h3 Bd7 16.Ne1=+) 15.Nb3 (15.Ne5 Qe5 16.f4 Qh5 17.Bg4 Qg4=) 15...b6 (15...Nf3 16.Bf3 Qe5 17.g3-/+) 16.a5 (16.Ne5 Qe5 17.f4 Qh5 18.Bg4 Qg4=) 16...Rab8 17.ab6? (17.Ne5 Qe5 18.f4 Be2 19.Qe2= (worse 19.fe5 Bd1 20.Rfd1 Be5-/+)) 17...ab6?? (17...Rb6 18.Ne5 Qe5-+ (18...Be5?! 19.Bg4 Ng4 20.Qg4=+)) 18.Ra7?? (18.Ne5 Qe5 19.f4 Be2 20.Qe2+= (worse 20.fe5 Bd1 21.Rfd1 Be5-/+)) 18...Qd6?? (better 18...Nf3 19.gf3 Qe5 20.Rc7 Bh3-+) 19.Qa1?? (better 19.Ne5 Be2 20.Qe2 Re5 21.f4+/-) 19…Nf3 (19...Nf3 20.Bf3 Qh2) 0-1. tonyclifton (1700) - Radamanthys (2075), Rated Blitz game, lichess.org, 2015.

5.Bb2 Bd6

6.a3 0-0 7.Nf3 c5 8.d3 Nc6 9.Nbd2 Bg4 (9...Rb8 10.Be2=+) 10.Be2 Re8 11.h3 Bh5 12.0-0 Qe7 (12...Rb8=) 13.Nh2 (better 13.Rb1!?=) 13...Be2-/+ 14.Qe2 b5 15.Ng4 Ng4 16.Qg4 Ne5 17.Qe2 a6 18.Nf3 Qf6 19.Ne5 Be5 20.Be5 Qe5 21.Rae1 Qc3 22.Ra1 a5 Black intends b4 23.Qh5 Red8 (23...Re5 24.Qe2=+) 24.Qf5 b4 25.ab4 (25.Rfc1 a4=+) 25...cb4 (worse 25...Qb4 26.Rfb1 Qc3 27.Ra2=) 26.d4 g6 (better 26...a4 27.Ra2 Qc6=+) 27.Qd3? (better 27.Qg5 Rd7 28.Rfb1=+) 27...Qd3-+ 28.cd3 a4 29.Rfb1 Rdb8 Black plans b3 30.f4 b3 31.Ra3 Rc8 32.Kf2 Rc2 33.Kf3 b2 34.g4 Rb8 35.Ra4 Rc1 36.Rb2 Rb2 37.Ra8 (37.g5 Rh2 38.Kg3 Rch1-+) 37...Kg7 38.f5 (38.g5 Rh2 39.Re8 Rh3 40.Kg2 Rch1-+) 38...Rf1 39.Kg3 gf5 40.g5 (40.gf5 Rb3-+) 40...Rg1 (better 40...Re2 41.Ra5 Re3 42.Kg2 Rb1-+) 41.Kh4 (41.Kf4-+) 41...Rh2 42.Ra7 (42.Ra3 Rg4 43.Kh5 Rh3) 42...Rg4 43.Kh5 Rh3 0-1. guayacan2012 (1885) - kory95 (2485), Rated Bullet tournament, lichess.org, 2016.

6.Ba3 c5 7.d4 Ne4 8.Nd2 cd4 9.Bd6 Nd6 10.ed4 0-0 -/+.

6.Bb5 Nbd7 7.Nf3 0-0 8.Be2 Nb6 9.Nc3 a6 10.d3 Qe7 =+.

6.Nc3 0-0 7.Nf3 c6 8.Be2 b5 9.0-0 Re8 10.a3 Qc7 =+.

6.c4 0-0 7.Nc3 dc4 8.Bc4 a6 9.Nf3 b5 10.Bb3 Bf5 =+.

6.c4 c6 7.cd5 cd5 8.Nc3 Nc6 9.Nf3 0-0 10.Be2 Re8 11.0-0 d4 12.Nb5 de3 13.fe3 Bb8 14.Nfd4 Nd4 15.Bd4 a6 16.Nc3 Qd6 17.g3 Nd5 18.Nd5 Qd5 19.Bf3 Qg5 20.Bg2 h6 21.Qb3 Qg6 22.Bb7 Bb7 23.Qb7 Bg3 24.hg3 Qg3 25.Qg2 Qh4 26.Qg7 1-0. RichardSommer (2085) - OneCoin88 (2135), lichess.org, 2020.

6.Bd3 0-0 7.Nf3 c5 8.0-0 Nc6 9.Nc3 Re8 10.Nb5 Be7 =+.

6.Be2 0-0 7.Nf3 Re8 8.Nc3 c6 9.0-0 Bg4 10.Nd4 Be2 =+.

6.Nf3 0-0 7.Be2 Re8 8.0-0 c6 9.Nc3 b5 10.Rb1 Qe7 =+.

6.Nf3 c6 7.Be2 Qc7 8.0-0 Bg4 9.c4 Bf3=+ 10.Bf3 dc4 11.Qc2 (11.Bf6!? Bh2 12.Kh1 gf6 13.Na3=+) 11...Bh2-/+ 12.Kh1 Nbd7 (12...Be5 13.Be5 Qe5 14.Na3-/+) 13.Qc4 (13.g3 Bg3 14.fg3 Qg3 15.Na3=) 13...0-0-0 (13...Bd6 14.Qc2-/+) 14.Qh4 (14.g3!? Bg3 15.fg3 Qg3 16.Bf6 (worse 16.Qf7 Ng4 17.Qh5 Rhf8 18.Qg4 Qg4 19.Bg4 Rf1 20.Kg2 Rf7=+) 16...Qh3 17.Kg1 Nf6 18.Qf7=) 14...Be5 15.Be5 (15.d4 Bd6=+) 15...Qe5 (15...Ne5 16.d4 Nf3 17.Qh3 Qd7 18.Qf3-/+) 16.Nc3 g5 17.Qg3? (better 17.Qa4!? Kb8 18.d4=+) 17...Qg3-+ 18.fg3 Nb6 (18...Rhe8 19.Be2-+) 19.Be2 (19.Bc6 Nh5 20.Rf7 bc6=+) 19...Nfd5 (19...Rd6!?-+) 20.Rf7-/+ Nc3 21.dc3 Rd2 22.Bg4 Kb8 23.Raf1 (23.e4-/+) 23...Re8 (23...Ra2 24.Rf8 Rf8 25.Rf8 Kc7 26.Rf7 Kd6 27.Rb7-+) 24.Rf8 (24.Rh7 Ka8= (worse 24...Ra2 25.Rff7+=)) 24...Rf8 (24...Rdd8 25.R8f7-/+) 25.Rf8=+ Kc7 26.Rf7 Kb8 27.Rh7 (27.Rf8!? Kc7 28.Rf7 Kd6 29.Rb7 Ra2 30.Rh7=+) 27...a6 28.Rh8 Ka7 29.Rg8 Ra2 30.Rg5 a5 (30...Nd5 31.Be6 Ra1 32.Kh2 Nc3 33.g4-/+) 31.Bf3 (better 31.Be6!? Ra3 32.g4=) 31...a4 (31...Nc4-/+) 32.Rg7 (32.Rc5!?-/+) 32...a3 (32...Ka6 33.Kh2-+) 33.Bc6-/+ Ra1 (33...Ra1 34.Kh2 a2 35.Rb7 Ka6-+) 0-1. hurvajsmanka (1725) - ania94 (2010), Rated Bullet tournament, lichess.org, 2014.

6.Nf3 Nc6 7.c4 0-0 8.cd5 Nd5 9.Nc3 Nb6 10.Qc2 Bg4 11.Be2 Bh5 (11...Re8 12.Nb5=) 12.0-0 Bg6 13.Qc1 (13.Ne4 Re8 14.d3 Nb4=) 13...a5 (better 13...a6=) 14.Nd4 (14.Nb5 Bb4=) 14...Ne5 (14...Nd4 15.ed4 Re8 16.Re1-/+) 15.f4 (15.Ncb5 Nd3 16.Bd3 Bd3 17.Nd6 Bf1 (worse 17...Qd6 18.Ba3 Qd7 19.Bf8 Bf1 20.Bg7+=; 17...cd6?! 18.Re1 Na4 19.Bc3=) 18.Nb7 Qd5 19.Qf1 Qb7=) 15...Nd3-/+ 16.Bd3 Bd3 17.Nce2 c5 (better 17...Na4 18.Rf2 Ra6-/+) 18.Rf2?? (better 18.Qc3 Be2 19.Ne2=) 18...cd4-+ 19.Nd4 (19.Bd4 Rc8 20.Qb2 Nc4-+) 19…Bb4 0-1. hurvajsmanka (1665) - karimov (2035), Rated Bullet tournament, lichess.org, 2014.

6.Nf3 Bg4 7.Be2 Bf3 8.Bf3 Nc6 9.0-0 Ne4? (9...0-0!?=) 10.d3 (10.c4 Nb4 11.cd5 Ng5+/-) 10...Nc5 11.Bd5 (11.Bg7 Rg8 12.Bc3+/-) 11...Qg5? (better 11...Bh2 12.Kh2 Qd5=) 12.Bc6+- bc6 13.Nd2 Qh6 14.Nf3 (better 14.f4+-) 14...g5?? (better 14...0-0+-) 15.Bh8 g4 (15...Nd7 16.e4 f6 17.Re1+-) 16.g3 (better 16.Ne5 Nd7 17.Ng4 Qf8+-) 16...gf3 17.Qf3 Ke7 (17...Be7 18.Rfb1+-) 18.Bd4 Ne6 19.Qc6 Ng5 (19...Qf8 20.c4 Qe8 21.Qe4+-) 20.Qg2 (better 20.Qa8 a6 21.Qa6+-) 20...Rg8 21.Rab1 (21.Ba7 Kd7+-) 21...Qh5 22.f4 Nh3 (22...Ne6 23.Ba7 Qa5 24.Bd4+-) 23.Kh1 f5 (23...a5 24.a4 Bb4 25.Qc6+-) 24.Rb5 (better 24.c4!? Rd8 25.c5 Rd7+-) 24...Qg4 (24...Kd7 25.Ba7 Qg4 26.Bc5+-) 25.Be5 (better 25.c4 Kd7+-) 25...h5 (25...Rd8+-) 26.Bd6 Kd6 27.Qd5 Ke7 28.Qe5 Kd8 (28...Kf7 29.Qc7 Kg6 30.Rb7 Nf4 31.ef4 Qf4 32.gf4 h4 33.Rg1 Kf6 34.Qd6) 29.Rd5 Kc8 30.Qe6 Kb8 31.Rb5 Ka8 32.Qc6 1-0. FeegLood - Anastasia3003 (1910), lichess.org, 2020.

5.Bb2 Nbd7

6.Bb5 0-0 7.Nf3 a6 8.Be2 b5 9.a4 ba4 10.Ra4 a5 =.

6.Nc3 0-0 7.Nf3 c6 8.a3 Bd6 9.Be2 Re8 10.0-0 Qc7 =+.

6.c4 dc4 7.Bc4 0-0 8.Bc3 Bc3 9.Nc3 b6 10.Nf3 Bb7 11.0-0 c5 Black claimed a win on time 0-1. Crusader Rabbit - dakarportsmouth (1670), ChessWorld.net, 2015.

6.Bd3 0-0 7.Nf3 Re8 8.0-0 Nb6 9.Ne5 Bd6 10.f4 Na4 =+.

6.Be2 0-0 7.Nf3 Nb6 8.0-0 Re8 9.a4 Bg4 10.d3 a5 =+.

6.Nh3 0-0 7.Be2 Re8 8.0-0 Nb6 9.Ng5 Bf5 10.Nf3 Nc4 =+.

6.a3 Bd6

7.c4 dc4 8.Bc4 a6 9.Nf3 b5 10.Be2 c5 11.0-0 c4 12.Nc3 Bb7 13.d3 cd3 14.Bd3 0-0 15.Re1 h6 16.Rc1 Re8 17.Ne2 Qe7 18.Ned4 Bf3 19.Qf3 Rac8 20.Nf5 Qe6 21.Nd6 Rc1 22.Rc1 Qd6 23.Rc6 Qd3 24.h3 Qb1 25.Kh2 Qb2 26.Ra6 Qe5 27.g3 Nc5 28.Rb6 Qb2 29.a4 Na4 30.Ra6 Qa3 31.Rc6 b4 32.Kg2 b3 33.Rc7 b2 34.Rb7 Qa2 35.Qf5 b1Q 36.Rb1 Qa3 37.Rf1 Qa2 38.Qf3 Qd5 39.Qd5 Nd5 40.f3 Re3 41.f4 Re2 42.Rf2 Rf2 43.Kf2 Nf4 44.Kf3 Ng6 45.g4 f6 46.Kg3 Nc5 47.Kf3 Ne6 48.Kg3 f5 49.gf5 Ne5 50.fe6 Kf8 51.e7 Ke7 52.Kf4 Ke6 53.Kg3 g6 54.h4 Ng4 55.Kg4 g5 56.h5 Kf6 57.Kh3 Kg7 58.Kg2 Kf6 59.Kg3 Kf5 60.Kg2 Ke5 61.Kg3 Kf6 62.Kg2 Ke6 63.Kg3 Kd6 64.Kg2 Kc6 0-1. Markzela (1700) - Quasar15, lichess.org, 2020.

7.Nf3 0-0 8.Be2 Re8 9.0-0 Nb6 10.Nc3 c6 =+.

5.Bb2 Be6

6.a3 Bd6 7.Be2 0-0 8.Nf3 c5 9.0-0 Re8 10.Nc3 Nc6 =+.

6.Bb5 Nbd7 7.Nf3 0-0 8.0-0 c6 9.Be2 Bd6 10.Nd4 c5 =+.

6.Nc3 0-0 7.Nf3 c5 8.a3 Ba5 9.Bd3 Nc6 10.0-0 c4 =+.

6.Bd3 0-0 7.Nf3 Nbd7 8.0-0 Ne4 9.Be2 Qe7 10.d3 Nef6 =+.

6.Be2 0-0 7.Nf3 Re8 8.Nd4 Bd7 9.0-0 Qe7 10.c4 dc4 =+.

6.Ne2 0-0 7.Nd4 Bd6 8.Be2 c5 9.Ne6 fe6 10.Nc3 a6 =+.

6.Nf3 0-0 7.Be2 Bd6 8.Nc3 a6 9.Ng5 Bf5 10.0-0 b5 =+.

6.a3 Bd6 7.Be2 0-0 8.Nf3 c5 9.0-0 Re8 10.Nc3 Nc6 =+.

5.Bb2 Bf5

6.a3 Bd6 7.Nf3 0-0 8.Be2 c5 9.Bf6 Qf6 10.Nc3 d4 =+.

6.Bb5 Nbd7 7.Nf3 0-0 8.0-0 Re8 9.Nc3 a6 10.Be2 Qe7 =+.

6.Nc3 0-0 7.Nf3 c5 8.a3 Ba5 9.Be2 Ne4 10.0-0 Nc3 =+.

6.c4 dc4 7.Bc4 0-0 8.Nf3 Nbd7 9.Qb3 a5 10.a3 Bd6 =+.

6.Be2 c5 7.Nf3 Nc6 8.c3 Ba5 9.Qa4 0-0 10.0-0 Be4 11.d3 Bf3 12.Bf3 h6 13.Nd2 a6 14.c4?? (better is 14.Nb3 b5 15.Qa3=) 14...b5?? (better is 14...Bd2 15.Rad1 Ba5–+) 15.Qc2 (15.cb5 ab5 16.Qb5 Bd2 17.Qc6 Rc8+–) 15...dc4 (better is 15...Bc7!?+=) 16.Bc6+– Rc8 17.Be4 (better is 17.Bf6 Qf6 18.Be4+–) 17...Ne4= 18.Ne4 cd3 19.Qd1 c4 20.Qg4?? (better is 20.Rc1 f5 21.Nd2=) 20...Qd5?? (better is 20...c3 21.Bc3 Bc3 (21...Rc3?! 22.Nc3 Bc3 23.Rac1=) 22.Nc3 Rc3–+) 21.Nf6 (21.Qg7) 21...Kh8+– 22.Nd5 Rfd8 (22...c3 23.Ba3 Rfd8+–) 23.Qg7 1–0. lican – zibicz2000, internet, 2013.

6.Ne2 0-0 7.Ng3 Be6 8.Qf3 Nbd7 9.Nf5 Re8 10.Be2 Bf8 =.

6.Nf3 0-0 7.c3 Ba5 8.d4 c6 9.Bd3 Bg4 10.h3 Bh5 11.Nbd2 Bc7 12.Be2 Re8 13.0-0 Qd6 14.c4 dc4 15.Nc4 Qb4? (better is 15...Qe6 16.Qb3 b5=) 16.Ba3+– Qb5 17.Nd6 Qa5 18.Ne8 Ne8 19.Qb3 b5? (19...b6 20.Rac1+–) 20.Bb4 (20.Ng5 Bg6 21.Bd3 Bh5 22.Bh7 Kh8+–) 20...Qb6 (20...Qa4 21.Qa4 ba4 22.Rfc1+–) 21.Bc5 (better is 21.Ng5!? Bg6 22.f4 Bf4 23.Rf4 Nf6+–) 21...Qb7 22.a4 a6 23.ab5 cb5 24.Rfb1 (24.Ne5 Be5 25.Bh5 Bf6+–) 24...Nd7 (24...Bg6 25.Ng5+–) 25.Be7 (25.Qa2!? Rb8+–) 25...Bb6 26.Ne5 (better is 26.Rc1+–) 26...Bg6?? (better is 26...Ne5 27.Bh5 Qe7 28.de5 Nc7+–) 27.Bf3 Nc5 (27...Qa7 28.Ng6 hg6 29.Ba8 Qa8 30.Qb5 Qg2 31.Kg2 ab5 32.Ra8+–) 28.dc5 (better is 28.Bc5 Qb8 29.Bb6 Qb6 30.Ba8 Nc7+–) 28...Qe7 29.Ng6 hg6 (29...hg6 30.cb6 Rd8+–). typ48 – sahin7, internet, 2013.

5.Bb5 c6

6.a3 Bc5 7.Be2 Nbd7 8.Bf4 Ne4 9.Nf3 g5 10.Bg3 h5 =+.

6.Bb8 Rb8 7.Be2 Ne4 8.Nf3 Qf6 9.c3 Bd6 10.0-0 0-0 -/+.

6.c3 Be7 7.Bf6 Bf6 8.Be2 Bf5 9.Nf3 Qb6 10.Qb3 Nd7 =+.

6.Bd3 Nbd7 7.Bd4 Bd6 8.Nf3 0-0 9.0-0 Re8 10.Be2 Nb6 =+.

6.Be2 0-0 7.c3 Ba5 8.Nf3 c5 9.h3 Nc6 10.Bg3 Ne4 11.Qc2 (better 11.Bf4!?=+) 11...Ng3-+ 12.fg3 Qd6 13.g4 Qg3 14.Kf1 f5 15.Na3 h6 (15...Bb6 16.Kg1-+) 16.g5 (16.gf5 Bb6-/+) 16...f4 (16...hg5 17.Rb1-+) 17.e4-/+ Re8 18.Re1 (18.gh6 de4 19.Bc4 Kh8 20.Ne1-+) 18...Bb6 19.d3 Be6 20.gh6 gh6 21.ed5 Bd5 22.Nc4 Bf3 23.gf3 Kh8 24.Qd2 Bd8 (better 24...Bc7 25.Bd1 b5-+) 25.Rb1? (25.Bd1 Bh4 26.Re4 Re4 27.fe4 Rd8-+) 25...Rg8 (better 25...Bh4 26.Qe1 Qe1 27.Re1 Be1 28.Ke1 Rad8-+) 26.Bd1-/+ Bh4 27.Nd6 Rae8 (27...Qg6 28.Ne4 (28.Nb7 Rae8 29.Bb3 Re3 30.Bg8 Rf3 31.Ke2 Rf2 32.Kd1 Rd2 33.Kd2 Qg2 34.Kc1 f3-+) 28...Ne7 29.Bb3-+) 28.Ne4 Re4 29.fe4 Ne5 30.Rb2 Nd3 31.Rc2 (31.Rb7 Nf2 32.Bg4 Ng4-+) 31...Ne1?? (better 31...Ne5 32.Qf2 Qf2 33.Rf2 Bf2 34.Kf2 Rg3-+) 32.Qd6=+ Qg5 33.Rb2? (33.Rd2 f3 34.Qd5 Qf4 35.Qc5 Qd2 36.Qd4 Qd4 37.cd4 Rc8 38.Bf3 Nf3-+) 33...f3?? (33...Ng2 34.Bf3 (34.Rb7 Rd8 35.Qd8 Qd8 36.Kg2 Qd2 37.Kf3 Qc3 38.Kg4 Qg3 39.Kf5 Qg5 40.Ke6 Qf6 41.Kd7 Qe7 42.Kc6 Qe4 43.Kc7 Qh1-+) 34...Ne3 35.Ke2-/+) 34.Qd2?? (better 34.Qd5 Qf4 35.Qd2-+ (35.Rb7 Ng2 36.Qd4 cd4 37.Rh7 Kh7 38.Bf3 Qc1 39.Ke2 Nf4)) 34...Qf6 (better 34...Qg2!? 35.Qg2 fg2 36.Rg2 Ng2 37.Rh2-+) 35.Bb3 Rg2 36.Qd7 0-1. Pereira – Mackie, internet, 2020.

6.Be2 Nbd7 7.Bf4 Ne4 8.c3 Bc5 9.Nf3 g5 10.Bg3 h5 =+.

6.Bf1 Nbd7 7.Bc3 Bc3 8.Nc3 0-0 9.Nge2 Re8 10.d4 Qa5 =+.

6.Ba4 Nbd7

7.Bb2 a5 8.c3 Bd6 9.Nf3 0-0 10.0-0 Nb6 11.Bc2 Nc4 12.Qc1 Nb2 13.Qb2 Bg4 14.Nd4 Bd7 15.Bf5 b5 16.Bd7 Qd7 17.Nf3 Qf5 18.h3 Qd3 19.Qc1 Ne4 20.Na3 b4 21.Nc2 bc3 22.Nce1 cd2 23.Nd3 dc1Q 24.Rac1 c5 25.Rfd1 c4 26.Nde1 Rfd8 27.Nd4 Bb4 28.Nc6 Be1 29.Nd8 Bf2 30.Kf1 Be3 31.Rb1 Rd8 32.Rb7 d4 33.Rdb1 Nd2 34.Ke2 Nb1 35.Rb1 Re8 36.Rb5 d3 37.Kd1 c3 38.Ra5 c2 0-1. bazilishek (1605) - Woodzulu (1610), lichess.org, 2020.

7.Bf4 Nc5 8.Bb3 Bg4 9.f3 Bf5 10.Ne2 Nh5 -/+.

5.Bb5 Bd7

6.a4 a6 7.Be2 Nc6 8.Bc3 Ne4 9.Nf3 Nc3 10.Nc3 Be6 =+.

6.c3 Bb5 7.cb4 Nc6 8.Bf6 Qf6 9.Nc3 Bc4 10.Nge2 Nb4 -/+.

6.Bc3 Bd6 7.Bd7 Nbd7 8.Nf3 0-0 9.0-0 c5 10.d4 c4 =+.

6.Bd3 Nc6 7.Bb2 Bd6 8.Nf3 0-0 9.Nc3 a6 10.0-0 Re8 =+.

6.Bd7 Qd7 7.Bf6 gf6 8.Nf3 +=.

6.Be2 Nc6 7.Bc3 Ne4 8.Nf3 Nc3 9.Nc3 Bc3 10.dc3 Be6 =+.

6.Nc3 Bc3

7.Bd7 Nbd7 8.Bc3 Ne4 9.Ne2 Nb6 10.a4 a5 =.

7.Bd7 Nbd7 8.Bc3 Ne4 9.Ne2 Nc3 10.Nc3 0-0 (10...Nb6!?=) 11.Nd5+= c6 12.Nf4 Nc5 13.0-0 f5 (13...Ne6 14.Ne6 fe6 15.d4+/–) 14.d4 Ne4? (better is 14...g5!? 15.Nd3 Nd3 16.Qd3 b6+–) 15.Ne6+– Qf6 16.Nf8 Rf8 17.Qd3 Ng5 18.Qb3 Kh8 (18...Rf7 19.Rad1+–) 19.Qb7 Qg6 (19...f4 20.ef4 (20.Qa7?! fe3 21.f3 Ne6+–) 20...Ne4 21.d5 Qf4 22.Qc6+–) 20.Qa7 Nf3 21.Kh1 Nh4 (21...Qh5 22.h3 (22.gf3?! Qf3 23.Kg1 Qg4 24.Kh1 Qf3 25.Kg1 Qg4 26.Kh1 Qf3=) 22...Nd2 23.Rfe1+–) 22.Rg1 f4 (22...Qf6 23.Qc7+–) 23.Qe7 Qf6 24.Qf6 Rf6 25.e4 g5 26.a4 Ng6 (26...Re6 27.a5 Re4 28.a6+–) 27.a5 g4 (27...f3 28.a6 fg2 29.Kg2 Nf4 30.Kh1+–) 28.a6 g3 (28...Rf8 29.a7 Kg7 30.Rgb1+–) 29.a7 gf2 30.Rgf1 f3 31.a8Q Kg7 32.g3 Kh6 33.Ra6 Kg5 34.Rc6 (34.Qd8 Nf8 35.Rc6 Nd7 36.Qg8 Kh5 37.Qh7 Kg5 38.Qg7 Kh5 39.h4 Rc6 40.Qg5) 34...Rc6 35.Qc6 h5 36.Rf2 Kg4 (36...h4 37.Rf3 h3 38.Qf6 Kh6 39.g4 Kh7 40.Qf7 Kh6 41.Rf5 Ne5 42.g5) 37.Qg6 Kh3 38.Qh5 1–0. underjon (2425) – esau, net–chess.com, 2016.

6.Bd7 Nbd7

7.Bb2 0-0 8.a3 Bd6 9.Nf3 Qe7 10.0-0 h6 11.d4 c6 12.Nbd2 Nb6 13.a4 Rfe8 14.a5 Nbd7 15.c4 b5 16.cd5 cd5=+ 17.a6 Rab8 18.Rc1 Rb6 19.Nh4 Ra6-/+ 20.Nf5 Qe6 21.Nd6 Qd6 22.Qb3 Ng4 23.Nf3 Rb6 24.h3 Ngf6 25.Nh4 a5 26.Qa2 Ra6 27.Nf5 Qe6 28.Nh4 Qe4 29.Nf3 b4 30.Rc7 a4–+ 31.Rfc1 a3 32.Ba1 Rb6 33.Nd2-/+ Qg6 34.Ra7 Rbe6 35.Nb3 Re4 36.Qd2 Rb8 37.Rcc7 Re6 38.Qd1 Nb6 39.Rf7? Qf7 40.Rf7 Kf7 41.Nc5 Re7 42.Na6 Ra8 43.Nb4 Rc7 44.Na2 Nc4 45.Qe1 Rb7 46.Qc1 Ne4–+ 47.f3 Ng3 48.Kf2 Nf5 49.e4 Nfe3 50.e5 Rb6 51.f4 Rg6 52.g4=+ Kg8 53.f5= Rb6 54.e6 Rb3 55.Qh1 Rd3 56.Qb1= Rd2 57.Kg3 Nd6 58.f6 Rf8 59.f7 Nf7= 60.ef7 Rf7 61.Bc3 Rc2 62.Qb3 g5–+ 63.Bd2 Nf1 64.Kg2 Rd2 65.Kg1 Nh2 66.Qd5 Nf3 67.Kf1 Nd4 68.Ke1 Nf3 69.Qf3 Rf3 70.Kd2 Rf2 71.Kc3 Ra2 (72.Kd4 Rh2–+) 0–1. SuperForte – GrandMasterChess, 1994.

7.Bb2 0-0 8.Nf3 Re8 =+.

7.Bd4 0-0 =+.

7.Bf4 0-0 8.a3 Be7 9.Qf3 Re8 10.Ne2 c6 =+.

5.Bb5 Nbd7

6.a3 Be7 7.d4 c6 8.Bf6 Nf6 9.Bd3 0-0 10.Nf3 Bd6 =+.

6.Bb2 a6 7.Be2 0-0 8.Nf3 Nb6 9.Bd4 Re8 10.Bb6 cb6 =+.

6.c3 c6 7.cb4 Ne5 8.d4 Neg4 9.Bd3 Qd6 10.b5 Nh2 =.

6.Bc3 Bd6 7.Nf3 0-0 8.0-0 a6 9.Be2 Re8 10.a4 Qe7 =+.

6.Bd4 0-0 7.Nf3 Bd6 8.0-0 c5 9.Bc3 a6 10.Be2 b5 -/+.

6.Bd7 Nd7 7.Bg7 Rg8 8.Bc3 Rg2 9.Qf3 Qg5 10.Ne2 Qg4 +=.

6.Nf3 c6 7.a3 Be7 8.Be2 Ne5 9.Ne5 Bd6 10.Nf3 0-0 =+.

5.c3 Bc5

6.Qa4 Nbd7 7.d4 Be7 8.Bf6 Bf6 9.Bd3 c5 10.Nf3 c4 =.

6.Bb5 c6 7.d4 cb5 8.dc5 Ne4 9.Nf3 0-0 10.0-0 Bg4 =+.

6.d4 Be7 7.Bf6 Bf6 8.Bd3 c5 9.dc5 Nd7 10.Ne2 Qa5 =.

6.Be2 Nbd7 7.Bf4 0-0 8.Nf3 Re8 9.d4 Be7 10.Qb3 c5 =+.

6.Qf3 Nbd7 7.Bf4 Be7 8.d4 c5 9.Nd2 Qb6 10.c4 Qb2 =+.

6.Nf3 Nbd7 7.Bg3 Be7 8.d4 0-0 9.Nbd2 c5 10.Be2 Ne4 =.

6.Bf6 Qf6 7.d4 Bd6 8.Qf3 Qf3 9.Nf3 Bf5 10.c4 dc4 =.

5.c3 Nc6

6.cb4 Ne5 7.d4 Neg4 8.Nd2 Qe7 9.Rc1 0-0 10.h3 Nh6 =.

6.Bb5 Bd6 7.Nf3 0-0 8.Bc6 bc6 9.Bd6 cd6 10.0-0 Rb8 =.

6.Qc2 Ne5 7.cb4 Qe7 8.Qc5 Qd7 9.Be2 a6 10.Nf3 Nf3 +=.

6.Bc7 Qc7 7.cb4 Nb4 8.Nc3 0-0 9.Nf3 Bf5 10.Nd4 Nd3 +=.

6.d4 Be7 7.Bf6 Bf6 8.Bd3 Be7 9.Nf3 0-0 10.0-0 Re8 =.

6.Bf6 Qf6 7.Qb3 Be7 8.Qd5 Nb4 9.Qb3 Bf5 10.Na3 Nd3 +=.

6.Bg3 Bd6 7.Nf3 0-0 8.Bd6 Qd6 9.Be2 Bg4 10.d4 Ne4 =+.

5.c3 Bd6

6.Bb5 c6 7.Bd6 Qd6 8.Be2 0-0 9.d4 b6 10.Nf3 Re8 =.

6.d4 Be5 7.de5 Ne4 8.Nd2 Nc6 9.Ne4 de4 10.Bb5 Bd7 =.

6.Bd4 c5 7.Bf6 Qf6 8.Nf3 0-0 9.d4 Nc6 (9...c4 10.Nbd2-/+) 10.Bd3 (10.dc5 Bc5 11.Qd5 Nb4=+) 10...cd4 11.cd4 Nb4 12.Nc3 Nd3 13.Qd3 Bf5 (13...Be6=) 14.Qd2 (14.Qb5 Be4 15.Nd2 Bg2=) 14...Bb4 (14...Be4!?-/+) 15.0-0= Qc6 (15...Qe6 16.Qb2 Bc3 17.Qc3=) 16.Rac1 (16.Nd5!? Bd2 17.Ne7 Kh8 18.Nc6+=) 16...Rfc8 (better 16...Qa6 17.Nh4 Be4=+) 17.Ne5? (17.Nd5 Bd2 18.Rc6 bc6 19.Ne7 Kf8 20.Nf5 Bb4=+) 17...Qd6?? (better 17...Bc3 18.Nc6 Bd2 19.Ne7 Kf8 20.Nc8 Rc8 (20...Bc1?! 21.Nd6=+) 21.Rc8 Bc8-+) 18.Qb2 Ba3 (better 18...Bc3 19.Rc3 Rc3 20.Qc3 Rc8=) 19.Qb3?? Exerts pressure on the isolated pawn (better 19.Qb7 Qf8 20.Qd5=) 19...Bc1-+ 20.Rc1 f6 21.Nf3 Rc7 (21...Rc6 22.Re1 (22.Qb7?? Rb8 23.Qa7 Rc3-+) 22...Be6 23.Nd1-+) 22.Rd1 Rd8 (22...Rd7 23.e4 Be6 24.e5-/+) 23.Nb5 (23.e4 Rc3! 24.Qc3 de4-/+) 23...Bc2 24.Nd6 (24.Qb2!? Qb6 25.Rd2-+) 24...Bb3-+ 25.Rb1?? (better 25.ab3 Rd6 26.Kf1-+) 25...Ba2 26.Rb7 (26.Ra1 Rd6 27.h4-+) 26...Rc1 27.Ne1 Re1 0-1. shoaip (1685) - Aaron_Whitney (2320), Weekly SuperBlitz Arena, lichess.org, 2016.

6.f4 0-0 7.Nf3 Re8 8.Be2 Be5 9.Ne5 Nbd7 10.Nd7 Qd7 =+.

6.Bf4 Bf4 7.Qa4 c6 8.Qf4 0-0 9.Nf3 Re8 10.Bd3 Ne4 =+.

6.Bf6 Qf6 7.g3 0-0 8.Bg2 c6 9.Ne2 Bg4 10.d4 Nd7 11.Nd2 Qe7 12.0-0 Nf6 13.Re1 b5 14.a4 a6 15.Qc2 Bh5 (15...Rfe8 16.Nf4=+) 16.Nf4= Bg6 (better 16...Bf4!? 17.ef4 Qd7=) 17.Ng6+/- hg6 18.f3 (18.ab5 ab5 19.e4 Ra1 20.Ra1 de4 21.Ne4 c5+=) 18...c5 19.e4 de4 (19...cd4 20.cd4 Bb4 21.ab5=) 20.fe4 cd4 21.cd4 Bb4 22.e5 Rac8 23.Qd3 Nd7 24.ab5 ab5 25.Rad1 Bd2 26.Rd2 Qb4? (better 26...b4!?+/-) 27.Rb1+- Qc4 28.Bh3 Qd3 29.Rd3 Rfd8 30.Rb5 Rc2 (30...Rc1 31.Bf1+-) 31.Rd5 Rc1 32.Kf2 Rc2 33.Ke3 Rc7 34.Ke4 Kf8 35.Ra3 Ke7 36.Rd7 Rdd7 37.Bd7 Kd7 38.d5 Rc4 39.Kd3 Rb4 (39...Rc1 40.Ra7 Ke8 41.Kd4+-) 40.Ra7 Ke8 41.d6 (41.Ra8 Kd7 42.Rg8 Rb3 43.Kc4 Re3+-) 41...g5 (41...Rb2 42.Ke3 Rh2 43.Ra8 Kd7 44.Rf8+-) 42.Re7 (42.Ra8 Kd7 43.Rf8 f6 44.Rf7 Ke6 45.Re7 Kd5+-) 42...Kf8 43.Rc7 Ke8 (43...Rb8 44.Ke4+-) 44.Rc4 (better 44.Rc8!? Kd7 45.Rf8 f6 46.Rf7 Ke6 47.Re7 Kd5+-) 44...Rb2 45.Rc2 Rb4? (45...Rb7 46.Ke4+-) 46.Rc8 Kd7 47.Rf8 f6 48.Rf7 Ke6 49.Re7 Kd5 50.d7 Rd4 51.Kc3 Kc5 52.e6 Rd6 (52...Rc4 53.Kb3 Rb4 54.Ka3+-) 53.Re8 (53.Re8 Kd5 54.e7 Rd7 55.Rd8+-) 1-0. Nakamura,Hikaru (2735) - Grinev,V (2440), Titled Tuesday 1st June, 2021.

6.Bg3 0-0 7.Nf3 Re8 8.d4 Ne4 9.Bd6 Qd6 10.c4 Nc6 =+.

6.Bg3 Bf5 7.Qb3 Bg3 8.hg3 Nbd7 9.Nf3 (9.Qb7? Rb8 10.Qa7 Bb1-+) 9...0-0 (9...Nc5 10.Qb5 Nfd7 11.Be2=+) 10.Nh4 (10.Qb7? Rb8 11.Qa7 Bb1-+) 10...Bg6 (10...Nc5 11.Qb5 Bb1 12.Rb1=+) 11.d4 (11.Qb7? Rb8 12.Qa7 Bb1-+; 11.Ng6 fg6 12.Qb7 Nc5=) 11...c5 (11...Nb6 12.Ng6 fg6 13.Nd2=) 12.Nd2 (12.Ng6 fg6 13.Qb7 c4+=) 12...c4 (12...b6 13.Ng6 c4 14.Qb5 fg6 15.Be2=) 13.Qa3 (13.Qb7!? Bc2 14.Rc1+=) 13...Qc7 (13...Be4 14.Qb4=+) 14.Ng6= fg6 15.Be2 Rae8 16.0-0 (16.Rb1 b6=) 16...g5=+ 17.Rab1 (17.Qa7?? Ra8 18.Qa8 Ra8-+) 17...g4 (better 17...b6!?=+) 18.Qa7+= Ra8 19.Qb7 Qb7 20.Rb7 Ra2 21.Rd1 Rc2 (21...Rb8 22.Rb8 Nb8 23.Kf1+=) 22.e4 Ne4 23.Ne4 Re2 24.Rd7 de4 25.Rf1 Rc2 26.Re7 Rc3 27.Re4 Rd3 28.d5 (28.Rg4 Rd2 29.Re4 c3-/+) 28...Rc8-/+ 29.Rc1 c3 30.Re3 Rd5 31.Rec3 Rc3 32.Rc3 Rd1 33.Kh2 Rd2 ½-½. Ulaneo,R - Davila,M, chT URU, 1989.

6.Bg3 Bg3 7.hg3 Qd6 8.d4 Ne4 9.Bd3 Bf5 10.Nf3 Ng3 (better is 10...Qb6!? 11.Be4 de4=) 11.fg3+/– Qg3 12.Kf1 Be4 13.Rh3 Qg6 14.Bb5 (14.Be4!? Qe4 15.Qb3+–) 14...c6+= 15.Ba4 Bd3 16.Kf2 Be4 17.Nbd2 Bf5 (17...Nd7 18.Ne4 de4 19.Nd2+/–) 18.Rg3 Qf6 19.Qh1 h5 (19...b5!? 20.Bb3 0-0+/–) 20.Qh4+– Qe6 (better is 20...Qh4 21.Nh4 Bg4+–) 21.Rg7 Bg6 22.Ne5 Qf5 (22...Rf8 23.Ke2 Nd7 24.Ng6 fg6+–) 23.Ndf3 Nd7 (23...Qe6 24.Ng6 fg6+–) 24.Ng6 Rh6 (24...Qg6 25.Rg6 fg6+–) 25.Qe7 1–0. amator111 (1675) – mortal07, internet, 2012.

6.Bd6 Qd6

7.d4 0-0 8.Bd3 c5 9.dc5 Qc5 10.Ne2 Nc6 =+.

7.d4 0-0 8.Bd3 c5 9.Ne2 c4+= 10.Bc2 b5 11.Nd2 b4 (11...Nc6 12.Rb1 b4 13.cb4 Nb4 14.e4 Ne4 15.Be4 de4 16.Ne4=) 12.cb4= Qb4 13.0-0 Nc6 (13...Bg4 14.h3 Be2 15.Qe2=) 14.Rc1 (14.Rb1 Qe7=) 14...Qe7 (14...Bg4 15.f3 Bd7 16.e4=) 15.Nc3= Be6 16.Nf3 (16.Re1 Rab8=) 16...Rab8 17.Ne5 (17.Re1 Rb2=) 17...Qd6 (17...Rfc8 18.Nc6 Rc6 19.Qd2=) 18.Nc6= Qc6 19.f3 (19.Re1 Rb2=) 19...Rfd8 (19...Rb7 20.e4=) 20.Qd2 (20.e4 de4 21.fe4 Ng4=) 20...Ne8 21.e4 Nc7 22.f4 ½–½. Benassi,Aspasio (2185) – Cirulis,Ilmars (1890), FICGS, 2015.

7.d4 c5 8.a4 0-0 9.Bd3 Bg4 10.Ne2 Nc6 11.0-0 Rae8 12.Nd2 b6 13.h3 Be2 14.Be2 Re7 15.dc5 bc5 16.a5 g6 (16...Rb8 17.Qa4=+) 17.Qa4= c4 18.Rfd1 Qc5 The isolani on a5 becomes a target (18...Qe6 19.e4=) 19.Rab1+= Rb8 (19...Na5? 20.Rb5 Qc7 21.Ra5+-) 20.Rb8 Nb8 21.Rb1 (21.Bf3 Nbd7=) 21...Na6 (21...Nbd7 22.Rb5 Qd6 23.Qb4 Qb4 24.Rb4=) 22.Nb3 Qd6 23.Nd4 h5 (23...Ne4 24.Qa1=) 24.Bf3 Kg7 25.g4 (25.Rb5!?+=) 25...hg4= 26.hg4 Ne4 27.Be4 Re4 28.Qc6 Rg4 29.Kf1 Qh2 30.Ke2 Rd4 31.ed4 Qh5 ½-½. tbre0022 (2575) - goodfella1201 (2525), gameknot.com, 2021.

7.d4 c5 8.dc5 Qc5 9.Bd3 0-0 =.

7.d4 c5 8.Nd2 0-0 9.Bd3 Nc6 10.Ngf3 c4 11.Bc2 b5 12.Kf1 (12.0-0 Rb8=) 12...b4 (12...Bg4 13.Qb1 b4 14.cb4 Bf3 15.Nf3 Nb4 16.Bf5-/+) 13.cb4 (13.e4 Qf4 14.Ba4 Bd7 15.ed5 Nd5 16.cb4 Nc3-/+) 13...Nb4-/+ 14.Kg1 Rb8 15.h3 c3 16.Nb3 Ne4 17.Ne5 Nc2 18.Qc2 a5 (18...Bf5 19.g4 Bg6 20.Kg2-/+) 19.Nd3 (19.Na5? Rb2 20.Qa4 Qa6-+) 19...Bf5 20.Qe2 a4 21.Nbc5 Nc5 22.dc5 (22.Nc5 Rb2 23.Qf3 Bb1-+) 22...Qd8 (22...Bd3!? 23.Qd3 Qc5-+) 23.Rc1-/+ d4 24.Kh2 Re8 25.Rhd1 Rb2 26.Qe1 (26.Nb2 Qb8 27.Kg1 cb2 28.Rb1-+) 26...Ra2 27.Nf4 c2 (27...g5 28.Nh5 Bg6 29.Ng3-/+) 28.Rd2? (28.Rd4 Qc7 29.Qc3=+) 28...g5 (28...Qc7 29.g3-+) 29.g4 Be4 30.Nh5 d3 31.Ng3 Qb8 (31...Qc7 32.f3 Bf3 33.Rd3-+) 32.Kg1 (32.Qf1 Ra3-+) 32...Bg6 (32...Qb4 33.f3 Bf3 34.Nf5-+) 33.Nf5 Bf5 34.gf5 Ra3 35.c6 (35.Qf1 Qb2 36.Kh1-+) 35...Qe5 36.e4 (36.f6 Rc8-+) 36...Qf4 (36...Qe4 37.Qe4 Re4 38.Rcc2 dc2 39.Rc2-+) 37.Qe3 (37.c7 Rc3 38.c8R Rec8-+) 37...Qe3 38.fe3 Rb3 (38...Re4 39.Kf2 Rc4 40.e4 Rc6 41.Ke3-+) 39.Kf2 a3 40.Rd3 Rd3 41.Rc2 Rb3 (41...Re4?! 42.c7 Re8 43.c8Q Rc8 44.Rc8 Kg7 45.Ke2-+) 42.Kf3 Rb2 43.Rc3 (43.Rc5 a2 44.Ra5 Rc8-+) 43...a2 44.Ra3 Rc8 45.e5 Rc6 46.e6 (46.Kg4 h6 47.e6 fe6 48.Ra8 Kf7 49.Ra7 Kf6 50.fe6 Ke6-+) 46...fe6 47.fe6 Re6 48.Ra8 (48.Kg4 Re3! 49.Ra8 Kf7 50.Kg5 Re5 51.Kf4 Re1 52.Ra7 Ke6 53.Ra6 Kd5 54.Ra5 Kc4 55.Ra4 Kb5-+) 48...Kg7 49.Kg4 Re3 50.Ra7 (50.Kg5 Re1 51.Ra7 Kf8 52.Ra8 Ke7 53.Ra7 Ke6 54.Ra6 Kd5 55.Ra5 Kc4 56.Ra4 Kb5 57.Ra8-+) 50...Kf6 51.Ra6 Re6 52.Ra5 Re1 (52...Rb3 53.Rf5 Kg7 54.Kg5 a1Q 55.Ra5 Qf6 56.Kh5 Qg6 57.Kh4 Re4) 53.Ra6 Ke5 54.Ra5 Kd6 55.Ra6 Kc7 56.Ra7 Kb8 57.Ra5 a1Q 58.Ra1 Ra1 (58...Ra1 59.Kf5 Rb4 60.Kf6 Ra6 61.Kg5 Ra5 62.Kf6 Rb6 63.Ke7 Ra7 64.Ke8 Rc6 65.h4 Rc8) 0-1. lephenix (2260) - shahovski (2155), gameknot.com, 2020.

7.d4 c5 8.Be2 c4 (8...0-0 9.dc5 Qc5 10.Qd4=+) 9.Qc2 (9.Nf3 0-0=) 9...0-0=+ 10.Nd2 Nc6 11.Ngf3 Re8 12.Rb1 Rb8 13.0-0 b5 (13...Bg4 14.h3 Bh5 15.Qf5=) 14.Rfe1 (14.a4 b4 15.cb4 Nb4=+) 14...Ne7 (14...Ne4 15.a4 Nd2 16.Nd2=+) 15.e4 (15.Ne5!?=) 15...Ne4-/+ 16.Ne4 de4 17.Ng5 (17.Qe4 Bf5 18.Qe5 Qe5 19.Ne5 Bb1 20.Rb1 Nd5–+) 17...f5-/+ 18.a4 h6 (18...Qg6 19.Nh3 Qc6 20.ab5 Rb5 21.Qa2=) 19.Nh3 a6 (19...a6 20.ab5 ab5-/+) 0–1. GABOR – CONDE, ECC1.002, 2003.

7.d4 c5 8.Nf3 Nc6 9.Be2 0-0 10.0-0 Re8 11.h3 c4 12.a4 Bf5 13.a5 Ne4 14.a6 b6 15.Nh4 Bd7 16.Bg4 Na5 17.Nf5 Bf5 18.Bf5 Nb3 19.Ra2 g6 20.Be4 de4 21.Nd2 b5 22.Nb3 cb3 23.Qb3 Rac8 24.Qb5 Rc3 1–0. joaquimbage – rafi20, internet, 2013.

7.Nf3 0-0 8.d4 Bg4 9.Be2 Ne4 10.0-0 Bf3 11.Bf3 f5 12.Qb3 Qc6 13.g4 Kh8=+ 14.gf5 Rf5-/+ 15.Be4 de4 16.Nd2 Nd7 17.Qc2 Re8 18.Kh1 Rh5 19.Rg1 Qd6 20.Nf1 Qf6 21.Ng3 Rh6 22.Rab1 Qh4 23.f4 Rb6 24.Rb6 Nb6 25.Nf5 Qh3 26.Ng7 Re7 27.Rg2 Rg7 28.Rg7? Kg7–+ 29.Qg2 Qg2 30.Kg2 Nd5 31.Kf2 Nc3 32.a3 b5 33.h4 Nb1 34.d5 Na3 35.Ke1 Nc2 36.Kd2 Nb4 37.Kc3 Nd5 38.Kd4 b4 39.Ke4 b3 40.Kd3 a5 41.f5 Ne3! 42.Kc3 a4 43.Kb2 Kf6 44.Kb1 Nd1 45.Kc1 (45.h5 a3 46.Kc1 c5 47.Kd1 a2–+) 0–1. SuperForte – GrandMasterChess, 1994.

7.Nf3 c5 8.Bb5 Bd7 9.a4 a6 10.Bd7 =.

7.Nf3 Nc6 8.Bb5 Bd7 (8...0-0 9.d4=+) 9.d4 a6 (9...0-0 10.Nbd2=) 10.Bc6 (10.Bd3 0-0=) 10...Bc6 11.Ne5 (11.Nbd2 0-0=) 11...Bb5 (11...Ne4 12.f3 Nf6 13.c4=) 12.Nd2 0-0 13.Ndf3 (13.a4!? Bd7 14.0-0=) 13...Ne4 14.Rc1 (14.a4!? Bd7 15.Qb3=+) 14...f6 15.Ng4? (15.Nd3!?-/+) 15...c6 (better is 15...h5!? 16.Nd2 Nd2 17.Nh6 gh6 18.Qh5–+) 16.h4 (16.a4 Bc4 17.Qc2 Qa3–+) 16...h5 17.Ngh2 Qa3 (better is 17...Ng3 18.c4 Nh1 (18...Bc4?! 19.fg3 Qg3 20.Kd2-/+) 19.cb5 ab5–+ (19...cb5?! 20.Ke2-/+)) 18.Qc2? (18.Rc2 Nc3 19.Qa1 Ne4–+) 18...Ba4 (better is 18...Bd3 19.Qd1 Qb2–+ (19...Qa2?! 20.Qd3 Qf2 21.Kd1–+)) 19.Qd3?? (better is 19.Qb1 Nc3 20.Qa1–+) 19...Qc1 20.Ke2 Qh1 21.c4 Qg2 22.Qa3 Qf2 23.Kd3 Bc2 (23...Qc2) 0–1. rikilatic – Andylein1989, myChess.de, 2005.

7.Nf3 Bg4 8.h3 (8.d4 0-0 9.h3 Bf5 10.Bd3=) 8...Bf3 9.Qf3 Nbd7 (9...Qb6 10.Qf5=+) 10.d4 Ne4 11.Bd3 Ndf6 12.0-0 0-0 13.Be4 Ne4 14.Qd1 (14.c4 Rae8=) 14...b6 15.Qc2 f5 16.Nd2 Rf6 17.Ne4 fe4 18.Qe2 Raf8 19.Qa6 Qc6 20.Rac1 Qc4 (20...b5 A) < 21.Qa7 Ra8 22.Qc5 Qc5 (< 22...Ra2 23.Qc6 Rc6 24.Rb1=+) 23.dc5 Ra2-/+; B) 21.Qc6 Rc6 22.f3=+) 21.Qa7 Qe2 22.Rce1 Qd2 23.Rd1 Qe2 24.Rde1 Qc4 25.Qa3 c6 26.Qb3 Qa6 27.a4 Ra8 28.Ra1 Rg6 29.Rab1 Rb8 30.f3 Qd3 31.Qb2 Qe3= 32.Kh1 ef3 33.Rf3 Qe7 34.Rbf1 Rf6 35.Rf6+/– gf6 36.a5 b5 37.Qf2 Kf7 38.Qc2 Qe4+/– 39.Qd2 Rg8 40.a6 Ra8 41.Qh6+– Qg6 42.Qf4 Rg8 43.Qc7 Kf8 44.Rf2 Qf7 45.Qc6 Kg7 46.a7! Qf8 47.a8Q! (47.a8Q Kh8 48.Qf8 Rf8 49.Qd7 Kg8 50.Ra2 Rf7 51.Ra8 Kg7 52.Qg4 Kh6 53.Rg8 Rg7 54.Qg7 Kh5 55.Qh7) 1–0. Nittschalk,Karl – Abromeit,Guenter, DESC, 2000.

6.Nf3 0-0

7.d4 b6 8.Bd3 Bg4 9.Nbd2 Qe7 10.Qc2 Nbd7 11.Bd6 Qd6 12.0-0 Rfe8 13.c4 c5 14.Rac1 cd4 15.ed4 dc4 16.Qc4 Be6 17.Qc2 Bd5 18.a4 Qb4 19.Bb5 Re7 20.Rfe1 Re1 21.Re1 Nf8 22.Rc1 Ne6 Exerts pressure on the isolated pawn 23.Qd3 Rd8 24.Rd1 Bb7 The pressure on the isolated pawn grows 25.Nf1 (better is 25.Rb1!? Qd6 26.Rd1+=) 25...Bf3-/+ 26.Qf3 Nd4 27.Qb7 h5 (27...Nd5 28.Qa7 Qc5 29.Rd2-/+) 28.Ne3 Ng4 29.Ng4?? (better is 29.Rf1 Nb5 30.ab5 Qb5 31.Ng4 hg4 32.Qa7-/+) 29...Ne2!!–+ (29...hg4?! 30.Rf1 Nb5 31.ab5 Qb5 32.Qa7-/+) 30.Be2 Rd1 31.Bf1 Qg4 32.Qb8 Kh7 33.Qe5 Qa4 34.Qh5 Kg8 35.Qf3 (35.Qe2 a5 36.g3 Qa1 37.Qe8 Kh7 38.Qf7 Rf1 39.Kg2 Rg1 40.Kf3 Qd1 41.Kf4 Qd6 42.Kf3 Qc6 43.Ke3 Re1 44.Kf4 Re4 45.Kg5 Re5 46.Kg4 Qe4 47.Qf4 a4–+) 35...g6 36.h3 Qa1 37.Qe2 a5 38.Qe8 Kg7 39.Qb5 Rf1! (39...Rf1 40.Qf1 Qf1 41.Kf1 a4–+) 0–1. Yannick – Trousersnake, playchess.de, 2004.

7.d4 Ne4 8.Bd3 f5 (8...Nc6 9.Bd6 Qd6 10.Qc2=) 9.Qc2 Nd7 (9...Be5 10.Ne5 c5 11.Nd2=) 10.Bg3 (10.Bd6 Nd6 11.0-0 c5+=) 10...Ng3 (10...Bg3 11.hg3 c5 12.c4 cd4 13.Nd4=) 11.hg3 g6 (11...Nb6 12.Nbd2=) 12.Nbd2+= c5 13.dc5 (13.c4 cd4 14.Nd4 Bc5+=) 13...Nc5= 14.Be2 Ne4 15.c4 Be6 16.cd5 Bd5 17.0-0 (better 17.Bc4!? Qa5 18.Qb3 Bc4 19.Qc4 Kg7 20.Rb1=) 17...Rc8-/+ 18.Qd3 Be7 (18...Bb4-/+) 19.Rfd1 (19.Rac1 Qd7=+) 19...Bf6 (19...Nc3-+) 20.Rab1? (better 20.Nd4!?-/+) 20...Nc3-+ 21.Bf1? (21.Nd4 Qe7 22.Rbc1 Nd1 23.Rd1 Ba2-+) 21...Nb1 (21...Ba2!? 22.Qd8 Rfd8 23.Ra1 Nd1 24.Ra2-+) 22.Rb1 (22.Qb1 Qe7 23.Bd3-+) 22...Be4! 23.Ne4 fe4 24.Qd8? (better 24.Qe4 b6 25.Bb5-/+) 24...Rfd8-+ (24...Bd8?! 25.Nd2-/+) 25.Nh4 (25.Nh2 Rc7-+) 25...Bh4 (25...Rd2!? 26.a4-+) 26.gh4 b6 27.g3 Rd2 28.Kg2? (28.Bg2-+) 28...Rcc2 (28...Ra2?! 29.Rb4 Kg7 30.Re4-+) 29.a4 (29.Kg1 Rf2 30.Rc1-+) 29...Rf2 30.Kh3 (30.Kh1-+) 30...Rb2 (better 30...h5 31.Bc4 Rc4-+) 31.Rc1 (31.Rb2 Rb2 32.Bb5-+) 31...Rbc2 32.Rd1?? (32.Rb1 h5 33.Bc4 Rc4 34.Rg1-+) 32...Rfd2 (better 32...h5!? 33.Bc4 Rc4 34.Rg1-+) 33.Rb1 (33.Rd2 Rd2 34.Bc4 Kg7 35.Kg4-+) 33...Kg7 (better 33...h5 34.g4 Rf2 35.gh5 gh5 36.Bc4 Rc4 37.Rg1 Kf7 38.Rg2 Rg2 39.Kg2-+) 34.Bb5 Kf6 35.Rf1 Rf2 36.Rg1 (36.Rf2 Rf2 37.Bc4 Rf3-+) 36...h5 (36...Rh2 37.Kg4 Rcf2 38.Rd1 h5) 37.Rh1-+ Ke5 38.g4 (38.Be8 Rf6 39.Rh2-+) 38…Rc5 (38...Rc5 39.Rg1 Rf3 40.Kh2 Rc2 41.Rg2 Rg2 (41...Re3 42.Rc2 hg4 43.Rc7+=) 42.Kg2 hg4-+; 38...Rf3) 0-1. ClayPigeons (2150) - forzaitaly (2210), Rated Bullet game, lichess.org, 2020.

6.Nf3 Nc6

7.Bd6 Qd6 8.Qb3 0-0 9.Qa3 A) 9...Qd8 10.Be2 (10.Bb5 Bf5 11.d4 Qd6 12.Qd6 cd6 13.Nbd2 a6 14.Be2) 10...Bg4 11.d4 Ne4 12.Nbd2 Qf6 13.h3 Bh5 14.Rd1; B) 9...Ne4 10.Qd6 (10.d3 Nc5 11.d4 Ne4 12.Qd6 cd6 13.Nfd2 Nf6 14.Bd3) 10...cd6 11.Na3 a6 12.Nc2 Bd7 13.Ncd4 Ne5 14.Rb1; C) 9...Qe6 10.Be2 (10.d4 Qg4 11.Nbd2 Bf5 12.h3 Qg6 13.Nh4 Qh5 14.Ndf3) 10...Qg4 11.0-0 Qg6 12.Kh1 Bg4 13.Qb3 Rab8 14.d4.

7.Bd6 Qd6 8.Qb3 0-0 9.Na3 A) 9...Bg4 10.Nb5 (10.h3 Bf3 11.Nb5 Qe5 12.gf3 Rfe8 13.Be2 a6 14.Nd4) 10...Qd7 11.Nbd4 Ne4 12.Qb7 Nd4 13.Nd4 Rab8 14.Qc6; B) 9...Ne4 10.Nb5 (10.d4 Bg4 11.Nb5 Qd8 12.h3 Bf5 13.c4 Be6 14.Na3) 10...Qd8 11.Be2 a6 12.Nbd4 Na5 13.Qc2 c5 14.Nb3; C) 9...a6 10.Nc2 (10.Bd3 Nd7 11.Bc2 Nc5 12.Qb1 f5 13.0-0 Bd7 14.d4) 10...Ne4 11.Ncd4 Bd7 12.Bd3 Nc5 13.Qc2 Nd3 14.Qd3.

7.Bd6 Qd6 8.Qb3 0-0 9.d4 Bg4 (9...Bf5 10.Nbd2=+ (10.Be2 Na5 11.Qa3 b6 12.Qd6 cd6 13.Na3 a6 14.Rc1) 10...a5 11.a4 Rfe8 12.Be2 h6 13.0-0 Rab8 14.Nh4; 9...a5 10.Bd3 (10.Nbd2 Bf5 11.a4 b6 12.Bb5 Rfd8 13.0-0 h6 14.h3) 10...a4 11.Qc2 b6 12.Nbd2 Ba6 13.Ba6 Ra6 14.0-0; 9...Ne4 10.Nbd2 (10.Bd3 Bf5 11.0-0 Rfe8 12.c4 Rad8 13.cd5 Nb4 14.Bc4) 10...Bf5 11.Ne4 de4 12.Nd2 b6 13.Bb5 Na5 14.Qc2) 10.Bd3 (10.Nbd2 Bf5 11.Be2 b6 12.0-0 a5 13.Qb5 g6 14.h3) 10...a6 (10...Bf3 11.gf3 Rab8 (11...Rfe8 12.Nd2 b6 13.0-0 h5 14.Kg2) 12.0-0=+ (12.Qa3 Qe6 13.0-0 g6 14.Nd2) 12...b5 13.Na3 a6 14.Nc2; 10...Na5 11.Qa3 b6 12.Qd6 cd6 13.Nbd2 Rac8 14.Rc1) 11.Nbd2= b5 (11...Bf3 12.Nf3 Ne4 13.0-0 f5 14.h3) 12.h3 (12.0-0 Rfe8 13.h3 Bf3 14.Nf3) 12...Bh5 (12...Bf3 13.Nf3 Ne4 14.Be4= -0.08/9 (14.0-0=)) 13.a4 (13.0-0 Bg6 14.Bg6) 13...Rab8 (13...b4!?= 14.cb4) 14.ab5+= ab5 15.Bb5 (15.Nh4 Rfe8+=) 15...Bf3 (15...Rb7 16.Qa4 Ra7 17.Qd1+=) 16.Nf3 Ne4 (16...Rb7 17.Qa4 Ra7 18.Qd1+/-) 17.Ra6 Rb6 (17...Qd7 18.c4 (18.Rc6? Qc6 19.Bc6 Rb3-/+; worse 18.Bc6 Rb3 19.Bd7 Rb1 20.Ke2 Rh1=+) 18...Nd6 19.Qc3 (19.Rc6? Qc6 20.Bc6 Rb3-+; 19.Bc6?! Rb3 20.Bd7 Rb1 21.Ke2 Rh1+=) 19...Nb5 20.cb5+=) 18.Rb6+/- cb6 19.Bd3 Na5 20.Qb4 (20.Qb2 Qc7 21.0-0 Qc3+/-) 20...Qc6 (20...Rc8 21.Qd6 Nd6 22.Kd2 Nac4 23.Ke2+/-) 21.Be4 de4 22.Nd2 Rc8 23.0-0 Qc3 24.Qc3 Rc3 25.Ne4 Rd3 (better 25...Rc2+-) 26.Rc1 h6 (26...g6 27.Kf1+-) 27.Kf1 (better 27.Nd6+-) 27...Nb3?? (27...f5 28.Nd6 f4+-) 28.Rc8 Kh7 29.Ke2 Nc1 (29...Rd4 30.ed4 Nd4 31.Ke3 Nf5 32.Kd3+-) 30.Rc1 Rb3 (30...Ra3 31.Rc7 Kg6 32.Rc6 f6 33.Rb6+-) 31.d5 f5 (31...Rb2 32.Ke1 Ra2 33.d6+-) 32.Nd2 (32.d6 fe4 33.d7 Rd3+-) 32...Ra3 33.d6 Ra8 34.d7 Rd8 35.Rc7 Kg6 36.Nc4 Kf7 (36...Kf6 37.Nb6 Ke6 38.Rc6 Ke7 39.g4 fg4 40.hg4+-) 37.Nb6 Ke7 (37...g6 38.Rc6 h5 39.Nc4+-) 38.g4 Kd6 (38...fg4 39.hg4 g6 40.Rc6+-) 39.Rc8 Ke7 (39...Rd7 40.Nd7 fg4 41.hg4 Kd7 42.Rg8+-) 40.gf5 h5 41.e4 (41.e4 Rd7 42.Nd7+-) 1-0. marekt – NN, GameColony.com, 2002.

7.Bd6 Qd6 8.Qb3 0-0 9.Be2 A) 9...Bg4 10.d4 (10.Na3 a6 11.Nc2 Ne4 12.Ncd4 Rab8 13.h3 Bd7 14.0-0) 10...Ne4 11.Nbd2 f5 12.Bd3 Rae8 13.0-0 b6 14.h3; B) 9...Re8 10.d4 (10.Qa3 Bf5 11.Qd6 cd6 12.Na3 a6 13.0-0 b5 14.Rfc1) 10...a5 11.0-0 a4 12.Qc2 g6 13.Bd3 b6 14.Nbd2; C) 9...Ne4 10.d4 (10.Na3 a6 11.Nc2 Nc5 12.Qb2 Bg4 13.Ncd4 h6 14.h3) 10...Qg6 11.g3 Bh3 12.Nbd2 b6 13.Rc1 Rad8 14.c4.

7.Bd6 Qd6 8.Qb3 a5 A) 9.Qa3 A1) 9...Bf5 10.Qd6 (10.Bb5 0-0 11.Qd6 cd6 12.Na3 h6 13.Rc1 Rac8 14.0-0) 10...cd6 11.Na3 Ke7 12.Nb5 Rac8 13.a4 Ne4 14.Be2; A2) 9...Ne4 10.Qd6 (10.Bb5 0-0 11.Qd6 Nd6 12.Na3 Bf5 13.Ke2 f6 14.Bc6) 10...Nd6 11.Na3 Bf5 12.0-0-0 Kd7 13.Nb5 Ne4 14.Bd3; A3) 9...Qe7 10.Bd3 (10.Bb5 Bg4 11.d4 Ne4 12.Bc6 bc6 13.Ne5 Bd7 14.Qe7) 10...Bg4 11.Qe7 Ke7 12.Na3 Ne4 13.Nb5 Nc5 14.Bc2; B) 9.Bd3 B1) 9...a4 10.Qa3 (10.Qb2 a3 11.Qc2 0-0 12.0-0 Bd7 13.Be2 Qe7 14.d4) 10...Ne4 11.Qd6 Nd6 12.Na3 Bg4 13.Nb5 Kd7 14.Nbd4; B2) 9...Ne4 10.Na3 (10.0-0 0-0 11.Qb2 Nc5 12.Bc2 Bg4 13.d4 Ne6 14.Nbd2) 10...Nc5 11.Nb5 Nd3 12.Ke2 Qd7 13.Kd3 Nb4 14.cb4; B3) 9...0-0 10.Na3 (10.Qa3 Qd8 11.Qb2 Bg4 12.Na3 Qd7 13.0-0 Bf3 14.gf3) 10...a4 11.Qb2 Ne4 12.Nb5 Qg6 13.0-0 Bh3 14.Nh4; C) 9.Be2 C1) 9...Ne4 10.Na3 (10.Qa3 Qg6 11.0-0 Bh3 12.Nh4 Qg5 13.d3 Nd6 14.Nd2) 10...a4 11.Qb2 0-0 12.Nb5 Qe7 13.0-0 a3 14.Qb3; C2) 9...a4 10.Qa3 (10.Qc2 0-0 11.0-0 g6 12.d3 Bf5 13.Nbd2 Rfe8 14.Rab1) 10...Ne4 11.Qd6 Nd6 12.Na3 Bf5 13.Nb5 Kd7 14.Nfd4; C3) 9...0-0 10.Qa3 (10.Na3 a4 11.Qb2 Bg4 12.Nb5 Qd7 13.0-0 Bf3 14.Bf3) 10...Qd8 11.d4 Bf5 12.Nbd2 Qd7 13.0-0 Rfe8 14.Nh4; D) 9.Na3 D1) 9...a4 10.Qb2 0-0 11.Bd3 Ne4 12.Nb5 Qg6 13.0-0 Bg4 14.Nbd4; D2) 9...Qe7 10.Bd3 (10.Nb5 a4 11.Qc2 0-0 12.Bd3 Ne4 13.0-0 Bf5 14.Nfd4) 10...a4 11.Qb2 0-0 12.Nb5 Bg4 13.Nbd4 Bf3 14.Nf3; D3) 9...0-0 10.Nb5 (10.Bd3 a4 11.Qb2 Qe7 12.Nb5 Ne4 13.Nbd4 Qd6 14.0-0) 10...Qe7 11.Bd3 a4 12.Qc2 Ne4 13.0-0 Bg4 14.Nfd4.

7.Bd6 Qd6 8.Qb3 a6 A) 9.Qa3 A1) 9...Bf5 10.Qd6 (10.Bb5 Rb8 11.Qd6 cd6 12.Be2 Ke7 13.Na3 b5 14.Rc1) 10...cd6 11.Na3 0-0 12.Be2 Ne4 13.Rc1 Rfc8 14.Nc2; A2) 9...Ne4 10.Qd6 (10.Rg1 Qf6 11.d4 Nd6 12.Nbd2 0-0 13.g4 Qg6 14.Ne5) 10...Nd6 11.Na3 Bf5 12.c4 Be6 13.Rc1 0-0-0 14.cd5; A3) 9...Ke7 10.Bd3 (10.Qd6 Kd6 11.Bd3 Bg4 12.Na3 Rhe8 13.Rb1 b5 14.h3) 10...Bg4 11.Qd6 Kd6 12.Na3 b5 13.Rb1 h6 14.h3; B) 9.Bd3 B1) 9...Bg4 10.Qa3 (10.Na3 0-0 11.Nc2 Bf3 12.gf3 Nd7 13.Nd4 Nc5 14.Qc2) 10...Qd7 11.Nd4 0-0-0 12.0-0 Be6 13.f3 h5 14.Qc5; B2) 9...0-0 10.Qa3 (10.Na3 Nd7 11.Be2 Nc5 12.Qc2 Ne4 13.d3 Qa3 14.de4) 10...Ne4 11.Qd6 cd6 12.Na3 Nc5 13.Bc2 Bg4 14.Ke2; B3) 9...Ne4 10.Be4 (10.0-0 0-0 11.Bc2 Nc5 12.Qb2 Bg4 13.d4 Ne4 14.Nbd2) 10...de4 11.Nd4 0-0 12.0-0 Ne5 13.Na3 b5 14.f3; C) 9.Be2 C1) 9...0-0 10.d4 (10.Qa3 Ne4 11.Qd6 Nd6 12.Na3 Bf5 13.Nd4 Nd4 14.cd4) 10...Na5 11.Qa3 Qa3 12.Na3 Bf5 13.0-0 Nc6 14.Ne5; C2) 9...b6 10.d4 (10.Qa3 Ke7 11.0-0 Qa3 12.Na3 Ne4 13.c4 Be6 14.Rfc1) 10...0-0 11.Nbd2 Bf5 12.0-0 h6 13.Nh4 Bh7 14.g3; C3) 9...Ne4 10.d4 (10.Qa3 Qg6 11.0-0 Bh3 12.Nh4 Qg5 13.d3 Nd6 14.Nd2) 10...Bg4 11.Nbd2 Nd2 12.Kd2 0-0 13.Bd3 Rfe8 14.h3; D) 9.d4 D1) 9...0-0 10.Nbd2 (10.Bd3 Na5 11.Qa3 Nc4 12.Bc4 dc4 13.Qd6 cd6 14.Nbd2) 10...Bf5 11.Be2 h6 12.0-0 Rfe8 13.Nh4 Bh7 14.a4; D2) 9...a5 10.Bd3 (10.Nbd2 Bf5 11.Nh4 Bd7 12.Bd3 a4 13.Qb7 0-0 14.Qb1) 10...0-0 11.Nbd2 a4 12.Qc2 b6 13.0-0 Re8 14.e4; D3) 9...Bf5 10.Nbd2 (10.Be2 0-0 11.Nbd2 b6 12.0-0 Rfe8 13.Nh4 Bd7 14.h3) 10...0-0 11.Be2 h6 12.0-0 Rfe8 13.Nh4 Bh7 14.g3.

7.Bd6 Qd6 8.Qb3 Bd7 A) 9.Na3 A1) 9...0-0 10.Nb5 (10.Bd3 a6 11.0-0 h6 12.Nc2 Ne4 13.Ncd4 b6 14.Qc2) 10...Qc5 11.Bd3 a6 12.Nbd4 Ne4 13.0-0 b6 14.Rab1; A2) 9...0-0-0 10.Nb5 (10.Rb1 Na5 11.Nb5 Nb3 12.Nd6 cd6 13.ab3 Kc7 14.Nd4) 10...Qc5 11.Bd3 Ne4 12.0-0 Bg4 13.Nbd4 Bf3 14.Nf3; A3) 9...a6 10.Nc2 (10.d4 0-0 11.Bd3 Ne4 12.0-0 Be6 13.h3 b5 14.Rfd1) 10...0-0 11.Ncd4 Ne7 12.Bd3 c5 13.Qa3 Ne4 14.Ne2; B) 9.Bd3 B1) 9...a6 10.0-0 (10.Na3 0-0 11.0-0 Bg4 12.Nd4 Ne5 13.Bc2 c5 14.Nf5) 10...0-0 11.Na3 Bg4 12.Nd4 Ne5 13.Bc2 c5 14.Nf5; B2) 9...h6 10.Na3 (10.0-0 0-0 11.Na3 a6 12.Nc2 Ne4 13.Ncd4 Rfe8 14.Nc6) 10...a6 11.0-0 0-0 12.Nc2 Ne4 13.Ncd4 Rfe8 14.Nc6; B3) 9...0-0 10.Na3 (10.Qa3 Ne5 11.Ne5 Qe5 12.f4 Qh5 13.0-0 b6 14.Qb2) 10...a6 11.0-0 b6 12.Nc2 Ne4 13.Ncd4 Nd4 14.cd4; C) 9.Qa3 C1) 9...Ke7 10.Be2 (10.Qc1 a6 11.d4 Bf5 12.Nbd2 Rhe8 13.Nh4 Bd7 14.Bd3) 10...Rhc8 11.d4 Re8 12.0-0 Kf8 13.c4 dc4 14.Bc4; C2) 9...Qe7 10.Bd3 (10.Qe7 Ke7 11.Na3 a6 12.Rb1 b5 13.Bd3 Ne4 14.Ke2) 10...Bg4 11.0-0 Bf3 12.gf3 h5 13.Bc2 Ne5 14.Qe7; C3) 9...0-0 10.Qd6 (10.Be2 Bf5 11.Qd6 cd6 12.Na3 a6 13.Rc1 Ne4 14.Nc2) 10...cd6 11.Na3 a6 12.Bd3 Ne4 13.Ke2 Nc5 14.Nd4; D) 9.d4 D1) 9...Bf5 10.Nbd2 (10.Nh4 Bg6 11.Nd2 0-0-0 12.Be2 Na5 13.Qa4 b6 14.0-0) 10...g6 11.Nh4 Bg4 12.Bd3 0-0 13.h3 Bd7 14.0-0; D2) 9...Ne4 10.Bd3 (10.Nbd2 0-0 11.Bd3 Bf5 12.Be4 de4 13.Nc4 Qd5 14.Nfd2) 10...0-0 11.Nbd2 Bf5 12.Be4 de4 13.Nc4 Qe6 14.Nh4; D3) 9...0-0 10.Nbd2 (10.Be2 Na5 11.Qa3 b6 12.Qd6 cd6 13.Nbd2 Rac8 14.Rc1) 10...Bf5 11.Nh4 Be6 12.Bd3 Na5 13.Qa4 b6 14.0-0.

7.Bd6 Qd6 8.Qb3 Ne4 A) 9.Na3 A1) 9...0-0 10.Nb5 (10.d4 a6 11.Bd3 Bf5 12.Qb2 b5 13.0-0 b4 14.cb4) 10...Qd8 11.Bd3 Bg4 12.Nbd4 Bf3 13.Nf3 Qd6 14.0-0; A2) 9...Be6 10.Nb5 (10.d3 0-0 11.Nb5 Qe7 12.Qc2 a6 13.de4 de4 14.Nc7) 10...Qe7 11.Nbd4 Nc5 12.Qb5 Qd6 13.Nb3 Nb3 14.ab3; A3) 9...a6 10.Nc2 (10.d4 0-0 11.Bd3 Bf5 12.Qb2 Rae8 13.0-0 b5 14.h3) 10...0-0 11.Ncd4 Ne7 12.d3 Nc5 13.Qc2 Nd7 14.Be2; B) 9.Qa3 B1) 9...Bg4 10.Qd6 (10.h3 Bf5 11.Qd6 Nd6 12.Na3 a6 13.c4 Be4 14.Be2) 10...Nd6 11.Bd3 0-0 12.Na3 a6 13.Ke2 Rfe8 14.Nc2; B2) 9...Bf5 10.Qd6 (10.Bb5 0-0 11.Qd6 Nd6 12.Na3 f6 13.0-0 Rfe8 14.Rfe1) 10...Nd6 11.Na3 a6 12.c4 Be6 13.cd5 Bd5 14.Be2; B3) 9...Ke7 10.Qb2 (10.Qd6 Kd6 11.d3 Nc5 12.Na3 Bg4 13.Be2 Kd7 14.Rb1) 10...Re8 11.d3 Nc5 12.d4 Ne4 13.Nbd2 Nd2 14.Nd2; C) 9.Be2 C1) 9...Bd7 10.d4 (10.Na3 a6 11.c4 Na5 12.Qb2 0-0 13.cd5 Qd5 14.0-0) 10...Na5 11.Qa3 Qa3 12.Na3 Nc3 13.Rc1 Ne2 14.Ke2; C2) 9...h6 10.d4 (10.Qa3 Qg6 11.g3 Bh3 12.d3 Nd6 13.Qc5 Qf6 14.Nd4) 10...0-0 11.Nbd2 Bg4 12.Bd3 Rae8 13.0-0 Bf3 14.Nf3; C3) 9...0-0 10.d4 (10.Na3 a6 11.Nc2 b6 12.Nb4 Nb4 13.cb4 Bg4 14.h3) 10...Qg6 11.g3 Bh3 12.Nbd2 b6 13.Nh4 Qf6 14.Ne4; D) 9.d4 D1) 9...Bf5 10.Nbd2 (10.Nh4 Bd7 11.Nd2 0-0 12.Bd3 Rae8 13.Nhf3 Qg6 14.Qd5) 10...0-0 11.Ne4 de4 12.Nd2 Rab8 13.h3 h6 14.Be2; D2) 9...h6 10.Nbd2 (10.Bd3 Bf5 11.Na3 0-0 12.Nb5 Qd7 13.0-0 a6 14.Na3) 10...0-0 11.Bd3 Re8 12.0-0 Bf5 13.Be4 Be4 14.Ne4; D3) 9...0-0 10.Nbd2 (10.Bd3 Bf5 11.0-0 Rad8 12.Qc2 Rfe8 13.Nbd2 h6 14.Rab1) 10...h6 11.Bd3 Qg6 12.Qd5 Nf6 13.Qb5 a6 14.Qc4.

6.Nf3 Be5

7.Ne5 0-0 8.d4 Nbd7 (8...Bf5 9.Qf3 Be4 10.Qg3=+) 9.Nf3 (9.Nd7 Bd7 10.Bd3 Re8=) 9...Nb6 10.Qc2 Ne4 11.Bd3 Bf5 12.Nbd2 (12.0-0 Qf6=) 12...Re8 (12...Qe7 13.0-0=) 13.0-0 Nd2 14.Nd2 Bd3 15.Qd3 Re6 16.a4 (16.c4 Qg5=) 16...Qg5 17.a5 Rg6 18.g3 Nc8 19.c4 c6 (19...dc4 20.Nc4 Re6 21.Rfc1+=) 20.Qb3 Rb8 (20...Nd6 21.cd5 cd5 22.Nf3=) 21.a6 (21.cd5 Qd5 22.Qd5 cd5+=) 21...b6 (21...b5 22.cd5 cd5 23.Rfc1=) 22.cd5+= cd5 23.Rfc1 Qd8 (23...Re6 24.Rc7 Re7 25.Qb5=) 24.Qb5 Ne7 25.Rc3 Rc8 26.Rac1 Rc3 27.Rc3 h6 28.Nb1 (28.Nf3 Re6+=) 28...Rf6 29.Rc1 h5 30.h4 Kf8 (30...Qd6 31.Qe8 Kh7 32.Nd2+=) 31.Nd2 Qe8 32.Qe8 Ke8 33.Rc7 Rc6 (better is 33...Nc6!?+=) 34.Ra7+– Rc2 35.Nf3 Nc8 36.Ra8 Ke7 37.Ne5 (37.Ne5 Ke6 38.Rb8+–) 1–0. Hoch,Hubertus (2165) – Altenburg,Nils (1790), BdF – DFSMM, 2005.

7.Ne5 0-0 8.d4 Bf5 9.Nd2 Qd6 10.Qb3 b6 =.

7.Ne5 c5 8.Bb5 Nbd7 9.Nd7 Bd7 10.Bd7 Qd7 11.a4 0-0 12.0-0 Rfc8 13.d3 c4 14.d4 a6 15.a5 g6 (15...b5!?=) 16.Nd2+= Rc6 17.Qf3 Re8 18.Rfb1 Kg7 19.h3 Qc7 20.g4 (20.Rb2 Re7=) 20...h6 21.Kg2 Re7 (21...b5 22.ab6 Rb6 23.Rb6 Qb6 24.Qf4=) 22.Ra2 Qd8 23.Rb4 Ne8 24.Kg1 Nf6 25.Kg2 Rce6 26.Rbb2 Ne4 27.Ne4 de4 28.Qg3 Rf6 29.Qh4 Qd5 30.Rb6 (30.Rb6 Rb6 31.ab6=+). alekhinebattery (2435) - kylion (2215), gameknot.com, 2022.

7.Ne5 Nbd7 8.Nd7 Bd7 9.f3 (9.d4!?=) 9...0-0+= 10.d4 Nh5 11.g3 Qe7 12.Qe2 Rae8 13.Kf2 f5 14.f4 (14.c4!?+=) 14...Nf6–+ 15.Bg2 (15.h3!?–+) 15…Ng4 (15...Ng4 16.Kg1 Ne3–+) 0–1. Baer,Cy (1895) – Greiner,Andreas (2300), RSS7E easy–60, 2007.

6.Nf3 Bg4

7.Bd6 Qd6 8.d4 0-0 9.Be2 Ne4 10.0-0 Nd7 11.Qc2 A) 11...Rae8 12.Nbd2 Nd2 13.Qd2 Nb6 14.Rab1 Qe6 15.Ne5 Be2 16.Qe2; B) 11...Rfe8 12.Nbd2 Bf5 13.Nh4 Ng3 14.Nf5 Ne2 15.Kh1 Qg6 16.c4; C) 11...Bf5 12.Qb3 Nb6 13.Nbd2 c5 14.Ne4 Be4 15.Nd2 Bf5 16.Qa3; D) 11...Ndf6 12.Nbd2 Nd2 13.Qd2 Rae8 14.Qb2 b6 15.c4 dc4 16.Rfc1; E) 11...c5 12.Nbd2 Rfe8 13.Rad1 c4 14.Ne4 de4 15.Ng5 Be2 16.Qe2.

7.Bd6 Qd6 8.d4 0-0 9.Be2 Ne4 10.0-0 Nd7 11.c4 c6 (11...dc4 12.Qc2 Rfe8 (12...Rae8 13.Qc4 Nb6 14.Qc2 Nd5 15.Nbd2 Nd2 16.Qd2) 13.Qc4= Rad8 14.Rc1 c5 15.dc5 Ndc5 16.Nc3) 12.Qb3 b6 (12...dc4 13.Qb7 Nb6 14.Ng5 Ng5 15.Bg4 c5 16.dc5; 12...Rab8 13.cd5 cd5 14.Rc1 Ndf6 15.Nc3 Rbc8 16.a3; 12...a6 13.cd5 cd5 14.h3 Bf3 15.Bf3 Ndf6 16.Rc1; 12...Bf3 13.Bf3 b6 14.cd5 cd5 15.Rc1 Ndf6 16.Nc3) 13.cd5 cd5 14.Rc1 Rac8 (14...Ndf6 15.Nc3 Rfc8 16.Nb5) 15.Nc3 Nef6 (15...Ndf6!?= 16.Nb5) 16.h3+/– (16.Nb5+=) ½–½. Navratil,Josef (2035) – Tichy,Miroslav (1980), Bohemia South–chT, 2005.

7.Bd6 Qd6 8.d4 0-0 9.Be2 Ne4 10.0-0 Nd7 11.Nfd2 Be2 12.Qe2 f5 13.c4 Ndf6 14.cd5 Nd5 15.Ne4 fe4 16.Qc2.

7.Bd6 Bf3 8.Qf3 (8.Bc7!? Qc7 9.Bb5 Nc6 10.Qf3+=) 8...Qd6= 9.a4 0-0 10.Na3 a6 11.Nc2 c5 12.Be2 Nc6 13.Bd1 (13.Rb1 Rab8+=) 13...Ne4 14.0-0?? (14.Qf5 Ne7 15.Qh5 b5-/+) 14...f5?? (better is 14...Nd2 15.Qg3 Qg3 16.hg3 Nf1 17.Kf1 Ne5–+) 15.Qe2+= Rae8 16.f3 Ng5 17.d3 f4 18.e4 de4 19.de4 h6 20.Na3= Ne5 21.Bb3 Kh7 22.Bd5 b6?? 23.Qa6+/– Nh3?? 24.gh3+– Nf3 25.Rf3 Qg6 26.Kh1 Re7 27.Re1 Rfe8 28.Qc4 Re5 29.Rf4 Qh5 30.Bf7 Qg5 31.Rg4 Qe7 32.Be8 Qe8 33.Reg1 g5 34.Nb5 Qd7 35.h4 Qd8 36.hg5 hg5 37.Qf7 Kh6 38.Qf3 Kg6 39.Rd1 Qe7 40.Rd6 Re6 41.Qf5 Kh5 42.Re6 Qd8 0–1. nakpim – robertos572, internet, 2013.

7.Bf6 Qf6 8.Qb3 Nd7 9.Qb7 Nb6 =.

5.c3 Be7

6.Na3? Ba3?! 7.Bf6 Qf6 8.Qa4 Nc6 9.Qa3 =.

6.Na3? Nfd7–+ 7.Bg3 (better is 7.Bg7 Rg8 8.Bd4 Ba3 9.Qc2–+) 7...Ba3 8.Bb5 (8.Qb3 Qe7–+) 8...0-0 9.Qa4 Qe7 10.Bc7 Nc5 11.Qa3 (11.Qa5 Bb2 12.Rb1–+) 11...Nd3!! (11...Qc7?! 12.Nf3–+) 12.Bd3 Qa3 13.Ne2 Na6 14.Bg3 Nc5 15.Bc2 Qb2 16.Rc1 b6 17.0-0 (17.Bd6 Re8–+) 17...Ba6 18.Bd1 Bd3 19.Re1 (19.Bf4 Qd2 20.c4 dc4–+) 19...Qd2 20.Rc2 Qe1 0–1. dtpwaldi (1675) – xboix (2195), internet, 2013.

6.c4 0-0 7.Nf3 c5 (7...Nbd7 8.Bf6 Nf6 9.Nc3=+) 8.cd5 (8.Nc3 dc4 9.Bc4 Nc6=+) 8...Nd5 9.Nc3 Nc6 10.Nd5 Qd5 11.Bc3 (11.Qb3 Qe6 12.Bc3 Rd8=) 11...c4 (11...Be6 12.Qc2=+) 12.Be2 (12.d3 cd3 13.Qd3 Be6=) 12...b5 (12...Bf5 13.Nd4 Nd4 14.Bd4 Qg2 15.Bf3=+) 13.0-0 b4 (13...Bf5 14.Nd4 Nd4 15.Bd4=+) 14.Bb2 a5 (better 14...Bf5!?=+) 15.Qc2+= Ba6 (15...Bg4 16.Bc4 Qh5 17.Qe4+–) 16.Rfc1+– c3 (16...Rac8 17.Bc4 Bc4 18.Qc4+–) 17.dc3 bc3 (17...Be2 18.Qe2 Qe6 19.Nd4 Nd4 20.cd4+–) 18.Bc3 (18.Qc3 Bf6 19.Qc6 Qc6 20.Rc6 Bb2+–) 18...Nb4 19.Qb2 Rfb8 (19...Be2 20.Qe2 Rfd8 21.Nd4+–) 20.Rd1 (20.Ba6 Na6 21.Qe2 Qh5+–) 20...Qh5 21.Nd4 (21.Ba6 Na6 22.Qe2 Nc5+–) 21...Be2 22.Qe2 Qe2 23.Ne2 Rd8 (23...Rb7 24.Rab1 Rc7 25.Kf1+–) 24.a4 Nd5 25.Bd4 Bb4 (25...Rac8 26.Rac1+–) 26.e4 Nc7 27.Bb6 Rd1 28.Rd1 Ne6 29.g3 (29.Nd4 Nd4 30.Rd4 Rb8 31.Rd8 Rd8 32.Bd8 h6+–) 29...Rb8 (29...Ng5 30.Rd7=) 30.Ba7 (30.Be3 Rc8+–) 30...Rc8+= 31.Kf1 (31.f4 Rc2 32.Nd4 Nd4 33.Rd4 Kf8+=) 31...Ng5 32.e5 Nf3 33.Rd5 Re8 (33...Nh2 34.Kg2 Ng4 35.Bb6+=) 34.Nd4 ½–½. Strutinskaia,Galina (2280) – Grabuzova,Tatiana (2345), Moscow RUS, City Ch women, 2010.

6.c4 Nc6 7.Bc3 0-0 8.a3 Re8 9.Be2 (9.Nf3!?+=) 9...d4-/+ 10.ed4 (10.Bb2!?-/+) 10...Nd4–+ 11.Bd4?? (better is 11.Ra2 Bc5 12.d3–+) 11...Qd4 12.Nc3 Bc5 13.Nh3 Bh3 14.0-0 Bg4 15.Nb5 (15.Bg4 Ng4 (worse is 15...Qg4 16.Qg4 Ng4 17.h3–+) 16.Qf3 c6–+ (worse is 16...Qd2 17.Ne4 Re4 18.Qe4 Nf2 19.Qf5–+)) 15...Be2 16.Nd4 Bd1 17.Rfd1 (17.Nb5 Be2 18.Nc7 Ne4 19.Na8 Ra8–+) 17...Bd4 18.Rab1 b6 19.Kf1 c5 (better is 19...Ng4!? 20.g3–+) 20.f3 Re7 21.g4 (21.Re1 Rae8–+) 21...Rae8 22.Kg2 (22.Re1 Nd7 23.Re7 Re7–+) 22...Re2 23.Kh3 Be5 24.a4 Rh2 0–1. peteywheatstraw – whiskeyrebel (2050), gameknot.com, 2012.

6.d4 Bf5 7.Bd3 Bd3 8.Qd3 0-0 9.Nd2 Nc6 10.Bg3 Na5 11.Ngf3 c5 12.0-0 Rc8 13.Rfc1 Qd7 14.Bh4 Rfd8 15.Ne5 Qe6 16.Qb5 b6 17.Nb3 Nc4=+ 18.Nc4 dc4 19.Nd2 cd4 20.ed4 Ba3 21.Re1+= Qd5 22.Qd5 Rd5 23.Bf6 gf6 24.Ne4 Rc6 25.Re3 b5 26.Rb1 a5 27.Nd2 b4 28.Nf3 Re6 29.Kf1 Rb5 30.cb4 Re3 31.fe3 ab4 32.Ke2 Rb8 33.Ne1 c3 34.Kd3 Kg7 35.Nc2 Bb2 36.Kc4 f5 37.Rf1 Kg6 38.Rf3 Ra8 39.Kb3 Rb8 40.Rg3 Kf6 41.Rf3 (better is 41.Rh3+/–) ½–½. Coakley,J – O'Donnell,Tom, Toronto CAN, 1988.

6.Be2 Nbd7 7.Bf4 0-0 8.d4 Re8 9.Nf3 Nb6 10.Ne5 Ne4 =+.

6.Qf3 Nbd7 7.Bf4 (7.Bg3 Ne4 8.Bf4 g5 9.Bg3 Ng3 10.hg3 c6 11.Qd1 Qb6) 7...0-0 (7...Nc5 8.Be5 (8.d3 0-0 9.Be5 c6 10.h3 Nfd7 11.Qg3 Ne5; 8.h3 c6 9.Be5 Ncd7 10.Bd4 0-0 11.d3 c5) 8...c6 9.d4 Nce4 10.Bf6 Nf6 11.Qd1 Bf5) 8.Be2 (8.d4 c5 9.Nd2 c4 10.Ne2 Nb6 11.h3 Bf5) 8...Nc5 9.h3 (9.d4 Bg4 10.Qg3 Be2 11.Bc7 Qd7) 9...Bf5 (9...c6!? 10.Be5 Nfd7-/+ (10...Qb6 11.c4 Be6) 11.Bd4 Ne6) 10.Bc7= Qd7 11.Be5 Rfe8 (11...Nd3=) 12.d4 (12.Bd4 Be4 13.Qg3 Qf5 14.Bf6 Qf6=+) 12...Be4=+ 13.Qg3 Nd3 14.Bd3 Bd3 15.Nd2 Qb5 16.Nb3 Rac8 17.Rc1 Rc6 18.Nf3 Ra6 (18...Rc3 19.Rc3 Qb4 20.Nfd2 Qc3 21.Bf6 Bf6 22.Qg4-/+) 19.Ra1 Ra2! 20.Ra2 (20.Ra2 Qb3) 20...Qb3 21.Rd2 (21.Nd2 Qa2 22.Qf3–+) 21...Qc3 22.Bd6 (22.Qg7 Kg7 23.Bf6 Kf6 24.e4 Qc1 25.Rd1 Bb4 26.Nd2 Bd2) 22...Bd6 23.Qg7 Kg7 (23...Kg7 24.Ne5 Qc1 25.Rd1 Bb4) 0–1. marekt – stoaf, GameColony.com, 2002.

6.Nf3 0-0 7.d4 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.c3 Be7 7.d4).

6.Nf3 Bg4 7.Qa4= Bd7 8.Qb3 Bc6 9.d4 0-0 10.Nbd2 Nbd7 11.h3 Ne4 12.Bh2 Ndf6 13.Be2 Bd6 14.Bd6 Qd6 15.0-0 Rfe8 16.Rab1 Rad8 17.Rfd1 Qe6 18.Ne4 Ne4 19.c4 f6 20.c5 g6 21.Bb5 Bb5=+ 22.Qb5 Nc3 23.Qb7 Nb1 24.Rb1 Rb8? 25.Qb8+/– Rb8 26.Rb8 Kg7 27.Rb7 Qc8 28.c6 Qd8 29.Ra7 Qd6 30.Ra6 Qb4 31.a4 Qc4 32.Ra5 Qc1 33.Kh2 Qc6 34.Rc5 Qa4 35.Rc7 Kg8 36.Rc8 Kg7 37.Rc7 Kh6 38.Rc5 Qa2 39.Kg3 g5 40.Rc6 Kg7= 41.Rc7 Kg6 42.Rc6 Qa8 43.Ne5+= Kf5?? 44.Kf3+– g4 45.hg4 Kg5 46.Kg3 Qf8 47.f4 Kh6 1–0. Zverev,Konstantin – Sharikov,Alexander, RUS–ch U14 Togliatti, 2000.

6.f4 0-0 7.Nf3 Nc6 8.Be2 Ne4 9.0-0 a6 10.d3 Nd6 11.Qe1 b5 12.Nbd2 f6 13.Bd4 Be6 14.e4 de4 (worse is 14...Nd4 15.Nd4 (worse is 15.cd4 de4 16.de4 f5+=) 15...Bf7 16.ed5 Bd5 17.Bf3+=) 15.Ne4 Bf7 16.Be3 Nb7 17.Qg3 f5 18.Neg5 Bf6 (better is 18...Bg5 19.Ng5 Qf6+=) 19.Rac1?? (better is 19.Nf7 Rf7 20.Ne5 Be5 21.fe5+/–) 19...Qe7 20.Bd2?? (20.Ne5 Ne5 21.fe5 Be5 22.Qh3+=) 20...a5?? Black prepares b4 21.Rfe1+= b4? 22.Bd1+– Qd6 23.Nf7 Rf7 24.Bb3 Qd3?? 25.Bf7 Kf7 26.cb4 Nb4? 27.Bb4 Bd4 28.Kh1 (28.Kh1 Kg8 29.Red1+–) 1–0. elsh1403 (1710) – blady300, internet, 2013.

6.Bf4 0-0 7.Nf3 Nbd7 8.Nd4 Nb6 9.Nb5 Ne8 10.Bd3 c5 =+.

6.Bb5 c6

7.Ba4 Nbd7 8.Bg3 0-0 9.Nf3 Ne4 10.d3 Ng3 11.hg3 Nf6 12.Bc2 g6 13.a4 Bg4 14.Nbd2 Qa5 15.c4 (15.Rb1!? Rfb8 16.Rb3+=) 15...dc4-/+ 16.dc4? (better is 16.Rb1!? Bb4 17.Kf1–+) 16...Rad8 17.Qe2?? (17.Rb1 Rd7 18.Rh4 Rfd8 19.Rg4 Ng4–+) 17...Bb4 (better is 17...Rd2 18.Nd2 Be2 19.Ke2 Qc3–+) 18.Rd1 Ne4?? (better is 18...Rd7 19.Rh4 Bf3 20.gf3 c5–+) 19.Be4= f5? (better is 19...Bf3 20.gf3 Rd7+=) 20.Bd3+– Rd7 21.0-0 Rfd8 22.Nb3 Qa4 23.Qc2 c5? 24.Ne5 Bd1+= 25.Rd1 Rd3? 26.Nd3 Qc6 27.Nb4 Rd1 28.Qd1 cb4 29.Qd8 Kg7 30.Qd5?? Qa6? 31.Qb5 Qd6 32.c5?? Qd1= 33.Kh2 Qh5 34.Kg1 Qd1 35.Kh2 Qh5 36.Kg1 Qd1 ½–½. elektrooon – tragomorfos, internet, 2013.

7.Bf6 Bf6 8.Be2 Bf5 9.Nf3 Nd7 10.d4 0-0 =+.

6.Bd3 Nbd7

7.Bf6 Nf6 8.Nf3 0-0 9.0-0 Qd6 10.Nd4 Re8 =+.

7.Bg3 Nf8 8.Nf3 Ng6 9.h4 Nh5 10.0-0 Bg4 11.Bg6 hg6 12.Qb3 Bf3 13.gf3 Bh4?? (better is 13...Ng3 14.fg3 Qd6 15.Qa4 c6-/+) 14.Kg2?? (better is 14.Qa4 Qd7 15.Qd7 Kd7 16.Bh4+/–) 14...Ng3 15.fg3 Bf6 (better is 15...Qg5 16.Qa4 c6–+) 16.Qb7= 0-0 17.Qb4 Rb8 18.Qg4 c5 19.Rh1 Re8 20.d4? (better is 20.a3+=) 20...cd4 21.ed4 (21.Qh3 Kf8 22.Re1 dc3–+) 21...Rb2 22.Kh3 Kh7 (better is 22...Qe7 23.Nd2 Rd2 24.Rae1–+) 23.f4 (better is 23.Qf4-/+) 23...Rh8–+ 24.Qf3 (24.Qd1 Kg8 25.Kg4 Rh1 26.Qh1–+) 24...Kg8 25.Kg4 White plans f5 25...Qc8 (better is 25...Qd7 26.f5 Rh1 27.Nd2–+) 26.f5 Rh1 0–1. typ48 – tonino18 (1610), internet, 2013.

6.d4 0-0

7.Bd3 c5 8.dc5 Nc6 9.Bd4= Qa5 10.Ne2 Nd4 11.ed4 Bg4 12.0-0 Rfe8 13.f3 Bd7 14.Nd2 Bf8 15.c4 Re3 16.Nb3 Qc7 17.cd5+= Nd5 18.Ng3 a5? 19.a4 Nb4 20.Be4+/– f5 21.Bf5+– Bf5 22.Nf5 Rd3 23.Qe2?? Rb3=+ 24.Qc4 Qf7-/+ 25.Qf7 Kf7 26.Rfe1 Rd8 27.Re2 Nc6 28.Rd1 Nd4! 29.Nd4 Bc5 30.Red2 Rd4 31.Rd4 Rb4 (31...Bd4?! 32.Rd4 Rb4 33.Rd7 Kf6 34.Kf2=+) 0–1. gtate (1990) – firesparrow, net–chess.com, 2005.

7.Nf3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Nf3 d5 6.c3 Be7 7.d4).

7.Bf6 Bf6 8.Bd3 Nc6 9.Qh5 g6 10.Qf3 Bg7 11.Ne2 Qg5 12.Nf4 Rd8 13.Nd2 Rb8 14.Qg3 Qg3 15.hg3 Ne7 16.Rc1 c6 17.c4 dc4 18.Bc4 Bf5 19.Bb3 Rd6 20.g4+= Bg4 21.Ne4 Rd7 22.Ng5 Nd5 23.Nd5 cd5 24.Nh7 Rbd8 25.Kd2 a6 26.f3+/– Be6 27.Ng5 Kf8 28.Rh7 Bf6 29.Ne6 fe6 30.Rh6 Kg7 31.Rch1+/– Kf7 32.Bc2 Rg8 33.a4 Be7 34.g4 Rc7 35.Bd3+/– Rg7 36.Rh8 Bb4 37.Ke2 Be7 38.R1h6 Bg5 39.Rh3 Be7 40.f4 a5 41.g5 Rc3 42.R3h6 Ra3 43.Bb5 Bf8 44.Rh1 Ra2 45.Kf3 Rc2 46.R1h3 Rc7 47.R3h6 Ke7 48.Bd3+– Rc4? 49.Bc4 dc4 50.Ke2 Kf7 51.Kd2 Bb4 52.Kc2 Ke7 53.Rc8 Kd7 54.Rc4 Kd6 55.Rh8 Kd7 56.Rcc8 Kd6 57.Kd3 Ba3 58.Rhd8 Rd7 59.Rg8 Rh7 60.Rg6 Re7 61.Ra8 Bb4 62.f5 b6 63.f6 Rc7 64.Rg7 Rc3 65.Ke4 Ra3 66.f7 Re3 67.Ke3 Kd5 1–0. COMP – COMP, 2002.

7.Bf6 Bf6 8.Bd3 Nc6 9.Qh5 g6 10.Qf3 Bg7 11.Ne2 Qg5 12.Nf4 Rd8 13.Nd2 Rb8 14.Qg3 Qg3 15.hg3 Ne7 16.Rc1 c6 17.c4 dc4 18.Bc4 Bf5 19.Bb3 h6 20.Nf3 Rbc8 21.Ne5 Be5 22.de5 g5 23.Nh5 Ng6 24.f4 Rd3 25.Bc2+/– Rc3 26.e4 Be6 27.f5 Ne5 28.fe6 Re3 29.Kf2 Ng4 30.Kg1 fe6 31.Rf1 Rf8 32.Rf8 Kf8 33.Kf1 Rc3 34.Bd1 Rc4 35.Ke2 Re4 36.Kf3 Rb4 37.Bb3 Ne5 38.Ke3 Kf7 39.Rf1 Ke7 40.Nf6 h5 41.Nh5 c5= 42.Ng7 c4 43.Bd1 Rb5 44.Bf3 Kd6 45.Kd4+/– a5 46.Rh1 Nf3 47.gf3+– g4 48.Ne8 Kc6 49.fg4 Rb2 50.Rh6 Kd7 51.Nf6 Kc7 52.g5 Ra2 53.g6 c3 54.g7 c2 55.Rh1 Ra4 56.Ke3 Ra3 57.Kf2 Rc3 58.Rc1 Rc5 1–0. COMP – COMP, 10 minutes, 2002.

7.Bf6 Bf6 8.Bd3 Nc6 9.Qh5 g6 10.Qf3 h5 11.h3 h4 12.Ne2 Be6 13.Nd2 Bg5 14.Nf4 Qf6 15.Rb1 Rab8+= 16.Nd5 Qf3 17.Nf3 Bd5 18.Ng5 Ba2 19.Rb2 Bd5 20.c4 Bg2 21.Rg1 Bh3+/– 22.Nh3 Kg7 23.Nf4 Rfe8 24.Kf1 Nd8 25.Rg4 Rh8 26.f3 c5 27.dc5 Nc6+/– 28.Rh2 Ne5 29.Rgh4 Rh4 30.Rh4 Nf3 31.Rh1 Nd2 32.Ke2 Nb3 33.Bc2 Nc5 34.Nd3 Nd3 35.Bd3 Kf6? 36.Ra1+– a6 37.Rb1 g5 38.c5 Rc8 39.Rb7 Rc5 40.Rb6 Ke7 41.Ra6 g4 42.Kf2 f5 43.Kg3 Rd5?? 44.Ra3+– Kf6 45.Kf4 g3 46.Ra6 Ke7 47.Bf5 g2 48.Rg6 Rd2 49.Be4 g1Q 50.Rg1 Rh2 51.Rb1 Rh4 52.Ke5 Rh3 53.Rb3 Rg3 54.Rb7 Kd8 55.Kd6 Ke8 56.Bd5 Rg6 57.Be6 Kf8 58.e4 Rh6 59.Rf7 Ke8 60.Rg7 Rh8 61.Rg3 Kf8 62.Kd7 Rh7 63.Kd8 Rf7 64.e5 Rg7 65.Rf3+– Rf7 66.Bf7 Kg7 67.Ke7 Kh6 68.Kf6 Kh7 69.Rh3# 1–0. COMP – COMP, 2002.

6.d4 Nbd7

7.Nf3 Ne5 8.Ne5 Bd6 9.Nd2 0-0 10.Bd3 Be5 11.de5 Ng4 12.h3 Qh4 13.Qf3 Ne5 14.Qd5 Nd3 15.Qd3 Rd8 16.Qc2 Qg5 17.g4 Qh6 18.0-0-0 a5 19.Nb3=+ Bd7 20.Nd4 b5 21.Nf5 Qf6-/+ 22.Rd5 Bc6 23.Rd8 Rd8 24.Rd1 Rd1 25.Kd1 Bg2 26.h4 Bf3-/+ 27.Kd2? Bg4–+ 28.Qe4 h5 (28...h5 29.Nd4 Qf2 30.Kc1 c5 (30...Qh4?! 31.Qe8 Kh7 32.Qb5–+; 30...Qa2?! 31.Qe8 Kh7 32.Qb5–+) 31.Qe8 Kh7–+) 0–1. Cool,Benoit – Di Marino,Maurizio, corr ICCF WT/H02, 2000.

7.Bf4 0-0 8.Bd3 c5 9.Nd2 Re8 10.Ngf3 c4 =+.

7.Bg3N 0-0 8.Bd3 c5 9.Nf3 c4 10.Bc2 Re8 11.0-0 Nh5 12.Be5 Qb6 13.Qc1 f6 14.Bg3 Ng3 15.hg3 Qe6 16.Nbd2 f5 17.a4 Bd6 18.Qb1 Nf6 19.Ng5 Qd7 20.a5 Rf8 21.Nh3 Rb8 22.Nf4 g5 23.Ne2 Ne4 24.Ne4 fe4 25.f3 ef3 26.Rf3 Qe7 27.Rf8 Kf8 28.Qf1 Kg7 29.Qf3 Be6 30.Rf1 Rf8 31.Qh5 Rf1 32.Kf1 Qf7 33.Qf3 a6 34.e4 Bc7 35.ed5 Bd5 36.Qf7 Kf7 37.Bh7 Ba5 38.Bf5 Bc7 39.Bg4 b5 40.Bf3 Ke6 41.Ke1 a5 42.Kd1 b4 43.cb4 ab4 44.Kd2 Ba5 0–1. michaelbuss (2805) – marekt (2480), ChessWorld.net, 2003.

6.Nf3 Nc6

7.Bb5= 0-0 8.Nd4?? (better is 8.Bc6 bc6 9.Qa4=) 8...Ne5–+ 9.Nf3 (9.0-0 c6 10.Be2 Re8–+) 9...Nf3 10.Qf3 c6 11.Bd3 Qb6 12.0-0 Qb2 13.c4 (13.Na3 Ba3 14.Qd1 Re8–+) 13...Bg4 14.Qg3 Qa1 15.f3 (15.Qc7 Bd7 16.cd5 Qa2–+) 15...Bd7 (15...Be6 16.Nc3 Qb2 17.cd5 Qd2 18.de6 Qe3 19.Qf2 Qd3 20.ef7 Rf7 21.Rc1–+) 16.Nc3 Qb2 17.Rd1 (17.Qf2 dc4 18.Rb1 Qa3 19.Bc4 b5–+) 17...Rfc8 18.e4 (18.Qf2 b6–+) 18...Qb6 19.Kh1 Qd4 20.Bb1 b5 21.e5 Nh5 22.Qe1 Rab8 23.cb5 cb5 24.Ne2 Qe5 25.d4 Qg5 26.Qa5 Nf4 27.Ng3 Rb7 28.Qa6 Rbc7 29.Qa5 b4 30.Rg1 Rc1 31.Qa7 Rg1 32.Kg1 Rc1 33.Kf2 Nh3 (34.gh3 Qd2 35.Ne2 Bh4 36.Kg2 Qe2) 0–1. Ramos Bonilla,I – Mcneill,E, Telecomm, 1995.

7.d4 Bf5 8.Nbd2 Ne5 9.Ne5 c6 10.Bd3 Bd3 11.Nd3 Qa5 12.Qb3 0-0 13.0-0 b5 14.Ne5 Rfc8 15.a4 b4 16.Rfc1 Rab8 (16...bc3 17.Rc3 Bb4 18.Nc6 Bc3 19.Na5 Ba1-/+) 17.cb4+= Rb4 (17...Bb4? 18.Nc6 Rc6 19.Rc6+-) 18.Qc3 (18.Nc6? Rc6 19.Rc6 Rb3 20.Nb3 Qb4 21.Rc8 Bf8-+) 18...Qb6 19.h3 c5 20.Rab1 (better 20.Nd3!? c4 21.a5+/-) 20...a5 21.dc5 Rc5 (21...Bc5? 22.Nd3 Ne4 23.Ne4 Rb1 24.Nec5 Rc1 25.Qc1+-; worse 21...Qc5 22.Rb4 Qc3 23.Rc3 Rc3 24.Rb8 Bf8 25.g4+/-) 22.Qd3 Bd6 23.Ndf3 Ne4 24.Ra1? (24.Nd7 Rc1 25.Rc1 Qb7=+) 24...Qc7 (better 24...f6!? 25.Rc5 Qc5-+) 25.Rc5=+ Nc5?? (better 25...Qc5 26.Qa6 Rb6=+) 26.Qd5+/- h6? (26...Ne4 27.Qa8 Bf8+/-) 27.Rd1?? (better 27.Nf7!? Qf7 28.Qd6 Nb7+-) 27...Bf8? (better 27...Ne4!?+=) 28.Rc1+/- Qb6?? (better 28...Rb8+/-) 29.Nd7 (better 29.Qf7 Kh7 30.Qf8+-) 29...Nd7+= 30.Qd7 Rb1 31.Rb1 Qb1 32.Kh2 Qb4 33.Ne5 Qb3 34.f4 f6 35.Ng6 Bc5 36.Qc8 Kh7 37.Qc5 Kg6 38.Qd4 Qb4 39.Qd3 Kf7 40.Qc2 Qb7 41.e4 Qb8 42.g3 g5 43.fg5 (better 43.e5!?+/-) 43...hg5+= 44.Qc4 Kg6 45.Qd5 Qb2 46.Kh1 Qc1 47.Kg2 Qc2 48.Kf3 Qc3 (48...Qa4 49.Qg8 Kh6 50.Qf8 Kg6 51.Qg8 Kh6 52.Qf8 Kg6 53.Qg8=) 49.Ke2 (better 49.Kg4+/-) 49...Qc2 50.Ke3 Qa4 51.Qf5 Kg7 52.h4 Qb3 53.Ke2 Qf7 54.hg5 fg5?? (better 54...Qh5 55.Kf2 Qg5 56.Qd7 Kg6 57.Qe8 Kg7 58.Qe7 Kg6 59.Qe8 Kg7 60.Qd7 Kg6 61.Qe8=) 55.Qg5+- Qg6?? (55...Kh7 56.Qa5 Kh6+-) 56.Qg6 Kg6 57.Ke3 a4 58.Kd3 Kf6 59.g4 Ke5 60.g5 a3 61.Kc2 Ke4 62.g6 a2 63.Kb2 Kf5 64.Ka1 (better 64.g7+-) 64...Kg6= 65.Ka2 ½-½. cipiripi (2390) - AlejandroTC (2330), Rated Blitz game, lichess.org, 2016.

6.Nf3 Nbd7

7.Bb5 a6 8.Bd7 (8.Bf6 Bf6 9.Be2 (9.Bd3 0-0 10.0-0 Nc5 11.Be2 Ne4 12.Qc2 Bf5) 9...0-0 10.d4 c5 11.0-0 Re8 12.Nbd2 b6) 8...Nd7 9.Qc2 (9.0-0 Ne5 (9...0-0 10.Bf4 Nc5 11.d4 Ne6 12.Bg3 h5) 10.Ne5 0-0=+ (10...Bd6 11.Nf3 0-0 12.d3 Re8) 11.Qf3 Be6 12.d4 Bd6; 9.Bf4 Nc5 10.Qc2 0-0 11.0-0 Re8 12.Nd4 Bg5; 9.Bg3 Nc5 10.0-0 Bf5 11.Nd4 Bd3 12.Re1 0-0) 9...Ne5-/+ 10.Ne5 Bf6 (10...0-0 11.Nf3 Bg4 12.Nd4 Re8) 11.Nf3 (11.Qa4 c6 12.Nf3 0-0) 11...0-0 (11...Bg4 12.d4 Bf3) 12.d4 Re8 13.h3 Be6 14.0-0 Qd7 15.Nbd2 Rac8 16.Nh2 (16.Rfd1 Bf5 17.Qb3 c5=+) 16...Bf5-/+ 17.Qb2 b6 18.Rfc1 Re6 19.Nhf1 c5 20.Ng3 Bg6 21.Re1 Bh4 (21...Qe7 22.Rad1-/+) 22.Ndf1 (22.Ne2 Rf6 23.Rf1 cd4 24.Nd4 Bd3-/+) 22...Qe7 (22...cd4 23.ed4 Rce8 24.Re6 Qe6 25.Qd2-/+) 23.Qe2 Ra8 24.Qg4 Re8 25.Nf5? (better is 25.Red1-/+) 25...Bf2!–+ 26.Kf2 Bf5 27.Qg3 (27.Qh5 Be4 28.Nd2 Rg6 29.Ne4 Qe4–+ (29...de4?! 30.Kg1–+)) 27...Rg6 28.Qh2 Be4 29.Ng3 Qh4 0–1. Trkn – Maarten, itsyourturn.com, 2001.

7.Bb5 c6 8.Bf6 Nf6 9.Be2 0-0 10.0-0 Bd6 11.d4 Ne4 12.c4 dc4.

7.d4 =+.

7.Be2 Ne5 8.Ne5 0-0 =+.

7.Bf4 0-0 8.d4 =+.

7.Bf4 Nh5 8.Be5 0-0 9.d4 f6 (9...Ne5 10.de5 f6 11.c4 Bb4 12.Nfd2=+ Qe8 13.Qf3 c6 14.e6; 9...Nhf6 10.Bf4 (10.Bf6 Nf6 11.Bd3 c5 12.dc5 Bc5 13.0-0 Qc7 14.Nbd2) 10...c5 (10...a6 11.Bd3 c5 12.Qc2 h6 13.dc5 Nc5 14.Nbd2; 10...Nb6 11.Bd3 Nh5 12.Be5 f6 13.Bg3 Ng3 14.hg3; 10...c6 11.Bd3 c5 12.Qc2 c4 13.Bf5 Nb6 14.Ne5; 10...Rb8 11.Bd3 Nh5 12.Be5 Ne5 13.Ne5 Nf6 14.0-0) 11.dc5 Nc5 12.Be2 Qb6 13.Be5 Bf5 14.0-0) 10.Bg3= c6 (10...f5 11.Qb3 Nb6 12.Be5 f4 13.e4 Be6 14.Be2) 11.Bd3 Ng3 12.hg3 f5 13.g4 (13.Nbd2 Nf6 14.Qc2) 13...Nb6 14.Ne5 (14.Qc2 g6=) 14...Bd6 15.Nd2 Be5 16.de5 Be6 (16...h6 17.gf5 Bf5 18.Bf5 Rf5 19.f4=) 17.gf5 (17.Nb3 Na4 18.Qd2 Qd7+=) 17...Bf5= 18.e4 Bg6 19.Qg4 Nd7 20.c4 (20.f4 Nc5 21.Bc2 de4-/+) 20...Qe7 21.cd5 (21.f4 Nc5 22.Be2 de4-/+) 21...Ne5–+ 22.Qg3 cd5 23.Rd1 Nd3 24.Qd3 Rad8 25.Qe3 de4 26.Qa7 Qg5 27.Rg1 (27.Qe3 Qg2 28.Rf1–+) 27...e3! 28.Qe3 (28.Qe3 Rfe8; 28.fe3 Qg3) 28...Rfe8 29.Nc4 Re3 30.Ne3 Qa5 31.Ke2 Qa2 32.Ke1 Rd1 33.Nd1 Bd3 (33...Bd3 34.Nc3 Qc2–+) 0–1. marekt – maapui, GameColony.com, 2002.

7.Bf4 Nh5 8.Be5 Ne5 9.Ne5 Nf6 10.Bb5 c6 11.Bd3 (11.Nc6 bc6 12.Bc6 Bd7 13.Ba8 Qa8=+) 11...Bd6-/+ 12.Nf3 0-0 13.0-0 Ne4 14.Qc2 Re8 15.Be2 Ng5 16.d4 (16.Nd4 Qf6-/+) 16...Nf3 17.Bf3 Qf6 18.c4 Bf5 (18...dc4 19.Qc4 Be6 20.Qc2-/+) 19.Qb3=+ dc4 20.Qc4 (20.Qb7 Qh4 21.g3 Qf6 22.Bc6 Rec8 23.Qa8 Ra8 24.Ba8 Bd3+/-) 20...c5 (20...Rad8 21.Nc3-/+) 21.Bb7=+ Rab8 Black gets the initiative 22.Bc6 (22.Bf3 Rb4 23.Qc1 cd4-+) 22...Rec8-+ 23.Bd5? (better 23.e4 Be6 24.Bd5 cd4 25.Qa4-+) 23...cd4 24.Bf7 Qf7 25.Qf7 Kf7 26.ed4 Rb2 (26...Rb4 27.Rd1-+) 27.a4 Bb4 (27...Rb4 28.Nd2 Rd4 29.Nf3-+) 28.Na3 (28.Rd1 Rcc2 29.Rf1 Ke7-+) 28...Bd3 29.Rfd1 Be2 30.Nb5 (30.Re1 Rd8 31.Rec1 Ba3 32.Ra3 Rd4-+) 30...Bd1 31.Rd1 a6 32.Na7 Rd2 33.Rb1 Rc7 34.Nb5 (34.h3 Bd6 35.Nb5 ab5 36.ab5 Rb7-+) 34...ab5 35.ab5 Rcc2 (better 35...Rb7!? 36.h4 Rb5 37.f4-+) 36.h3 Bc3 37.b6 (37.d5 Bd4 38.b6 Rf2 39.Rf1 Rf3 40.Kh1 Rf1 41.Kh2 Be5) 37...Rf2 38.Rf1 (38.Kh1 Rg2 39.Rd1 Rh2 40.Kg1 Rhe2 41.Kh1 Bd4 42.Rf1 Ke7 43.Rf7 Kf7 44.b7 Rh2) 38...Bd4 39.b7 Rf6 40.Kh2 Be5 41.Kg1 Rf1 (41...Rb2 42.Re1 Bd4 43.Kh2 Rb7 44.Re4-+) 42.Kf1 Kf6 (42...Rb2 43.h4-+) 43.g4 Bb8 (43...Rb2 44.Ke1-+) 44.Kg1 (44.h4 Rb2-+) 44...Kg5 45.Kf1 Kf4 46.Ke1 Ke3 47.Kd1 Rc7 48.h4 Kd3 49.h5 Rf7 50.Kc1 Rb7 (50...Rb7 51.g5 Bf4 52.Kd1 Rb1) 0-1. Jonsson,Gudbrandur - Winiger,Albert, TT-07 ETC, 2003.

7.Bf6 Nf6 8.h3 Bf5 9.Nd4 Bd7 10.a4 0-0 11.Bd3 c5 12.Nf5 Ne4 13.Be4 de4–+ 14.Ng3 Bc6 15.0-0 Qd7 16.Qc2 f5 17.Rd1 Rad8 18.c4 Bf6 19.Nc3 Qe6 20.Rac1 Qc4 21.Nf5 Rd3 22.Ng3 Bc3 23.dc3?? Ba4 24.Qe2 Rd1 25.Rd1 Qe2 26.Ne2 Bd1 (26...Bd1 27.Nc1 Rd8–+) 0–1. pauloroberto – pierre (1915), internet, 2006.

7.Bg3 0-0 8.Be2 Ne4 9.Bf4 g5 10.Bg3 f5 =+.

6.Bf6 Bf6

7.Na3 0-0 8.Be2 c5 9.Nh3 a6 (9...Bh3 10.gh3 Nc6 11.Rb1-/+) 10.Nf4=+ b5 (10...Nc6!?=+) 11.Nd5= Qd5 (11...Nc6 12.Nf6 Qf6 13.0-0=) 12.Bf3+= Qd3 13.Ba8 b4 (13...Bc3!? 14.dc3 Qc3 15.Ke2 Qa3+=) 14.Qc2+– c4? (better 14...Qc2 15.Nc2 bc3+–) 15.Rb1+– ba3 16.Qd3 cd3 17.Rb8 Be5 18.Rb6 Be6 (18...Bc7 19.Rc6 Be6 20.Ra6+– (20.Rc7?! Ra8 21.0-0 Rb8+–)) 19.Be4 Bc4 20.f4 Bf6 21.Kf2 Re8 22.Ra1 h5 (22...Be7 23.Rb7 Bf8 24.Bf3+–) 23.Kf3 Bb5 (23...Be7 24.Rc6 Bb5 25.Rc7+–) 24.Bc6 Re6 (24...Bc6 25.Rc6 Rb8 26.Ke4+–) 25.Rb8 Kh7 26.Bb5 ab5 27.Rb5 Rd6 (27...g6 28.Rab1 Kg7 29.e4+–) 28.Rh5 Kg6 (28...Kg8 29.Rb1 g6 30.Ra5+–) 29.g4 (29.g4 Be7 30.Ke4+–) 1–0. Janek – Vito, internet, 2018.

7.Bd3 0-0 8.Qh5 g6 9.Qe2 c5 10.h3 Qb6 11.Na3 Qb2 12.Nc2 c4 13.Nf3 cd3 14.Qd3 Bf5 15.e4 de4 16.Qe2 ef3 17.gf3 Qc2 18.0-0 Bh3 19.Rfc1 Qf5 20.Kh2 Qh5 21.Rh1 Bf1 22.Kg1 Qh1 23.Kh1 Be2 24.Re1 Bf3 25.Kh2 Bg5 26.d4 Rc8 27.Kg3 Rc3 28.Re8 Kg7 29.a4 Bc6 30.Kg4 Be8 31.Kg5 f6 32.Kf4 g5 33.Kf5 Bd7 34.Ke4 Nc6 35.Kd5 Kf7 36.Kd6 Be6 37.d5 Rd8 38.Kc7 Na5 39.Kd8 Rc8 White king mated 0-1. themuttsknutts - Dekcol (2215), ChessWorld.net, 2012.

7.d4 0-0

8.Bd3 b6 9.Nd2 c5 10.h4 (10.Qc2 g6=) 10...Re8=+ (worse 10...Bh4 11.Qh5 Bf2 12.Kf2+/-) 11.Kf1 (11.Qc2 h6-/+) 11...Nc6-/+ (11...Bh4?! 12.Qh5 Bf6 13.Qh7 Kf8 14.Ne2+=) 12.g3 (12.h5 Qd6-/+) 12...Rb8 13.Bb5 Qc7 (13...Qd7 14.Qa4 Re6 15.Ne2-/+) 14.Qh5 Qd6 15.Kg2 a6 (15...g6 16.Qf3-/+) 16.Be2 (16.Bd3 g6 17.Qf3 c4-/+) 16...b5 (16...g6 17.Qf3-/+) 17.Ngf3 (17.Rd1 cd4 18.cd4 Nb4-/+) 17...g6 18.Qh6 Bg7 (18...cd4 19.Ng5 Bg5 20.hg5 de3 21.Nb3-/+) 19.dc5 Qc5 (19...Bh6?! 20.cd6 Bf8 21.a4 Bd6 22.ab5 ab5 23.Nb3=) 20.Qf4 h5 (20...Bf5 21.Rhc1-/+) 21.Nb3=+ Qa3 (21...Qc3 22.Rac1 Qb2 23.Rc6 Qe2 24.Rc7=+) 22.Nbd4 (22.Nfd4 Bb7=+) 22...Ne5-/+ 23.Ne5 (23.Rhc1 Bg4-/+) 23...Be5 (worse 23...Re5 24.Nc6 Qd6 25.Nb8 Qb8 26.a4+/-) 24.Qh6 b4 (24...Qc3 25.Rac1 Qa3-+) 25.g4? (better 25.Nc6 Bc3 26.Nb8 Ba1 27.Ra1-/+) 25...bc3-+ 26.gh5 Bd4 27.ed4 Re2 28.hg6 fg6 29.Qg6 Kf8 30.Qh6 Ke7 31.Qg5 (31.Rhe1 Rbb2 32.Qg5 Kd7 33.Qd5 Qd6 34.Qd6 Kd6 35.Re2 Re2-+) 31...Kd7 32.Qg4 (32.Qd5 Qd6 33.Qd6 Kd6-+) 32...Re6 33.Rae1 Qe7 (33...Rbb6 34.h5 Qe7 35.Re6 Qe6 36.Qe6 Re6 37.h6-+) 34.Re3 (34.Rh3 c2 35.Rc3 Rbb6 36.Rc2 Rbc6 37.Re6 Re6=+) 34...Qf7 (better 34...c2!? 35.Rhe1 Rbb6-+) 35.Rc3 Qg6 Threatening mate... how? 36.Qg6 Rg6 37.Rg3 Rh6 38.Rb3 (38.h5 Ke7-/+) 38...Rb3 39.ab3 Ke6 (39...Rg6 40.Kf3 Rb6 41.h5 Rb3 42.Kf4=) 40.Kg3 Kf5 41.h5 (41.Rc1 Bb7 42.h5 Kg5-+ (42...Rh5?! 43.Rc7=+)) 41...Bd7-+ 42.b4 Kg5 43.Ra1 (43.Re1 Rh5 44.Re5 Kg6 45.Rh5 Kh5-+) 43...Rf6 44.Rh1 Kh6 45.f3 (45.Rc1 Kh5 46.Rc5 Rf5-+) 45...Rf5 (45...Be8 46.Ra1-+) 46.Rh2 Be8 47.Re2 (47.Rc2 Bb5-+) 47...Bh5 48.Re6 Kg5 49.Re3 Rf3 50.Rf3 Bf3 51.Kf3 Kf5 52.Ke3 Kg4 53.Ke2 Kf4 54.Kd3 Kf3 55.Kd2 Ke4 56.Kc3 Ke3 (56...Ke3 57.Kc2 Kd4-+) 0-1. lephenix (2255) - stgo (2405), gameknot.com, 2020.

8.Bd3 c5

9.Ne2 Nc6 10.0-0 (10.dc5 Qe7=) 10...c4+= 11.Bc2 b5 12.Nf4 Bg5 13.Qf3 Bf4 14.Qf4 Be6 15.a3 a5 Black intends b4 16.e4 Rc8 17.Rd1 Re8 18.Nd2 b4 19.Ba4 (19.ab4 ab4 20.Ra4+=) 19...Bd7 (better is 19...bc3!? 20.Nc4 c2 21.Bc2 dc4=) 20.ab4+= ab4 21.Bc6 Bc6 22.cb4 c3 23.Nb3 Qb6 24.e5 Qb4 25.Nc5 c2 26.Rdc1 Ra8 27.Ra8 Ra8 28.g3 Bb5 29.Kg2 ½–½. pcmvr – pierred (2795), net–chess.com, 2016.

9.Ne2 Qd6 10.0-0 Nc6 11.Nd2 g6 12.dc5 Qc5 13.Nb3 Qd6 14.Nbd4 b6 15.Nc6 Qc6 16.Qb3 Qc5 17.Nd4 Be6 18.Bb5 Rfd8 19.Rfc1 Rac8 20.a4 Rc7 21.a5 Rb8 22.Bf1 Kg7 23.Bb5? (better 23.Bd3!?=+) 23...ba5–+ 24.Ra5 Rcb7 25.Qa4 Bd8 26.Qa3? (better 26.Ra6 Rb5 27.Nb5 (27.Re6?? Rb1 28.Rf1 Qc3–+) 27...Rb5 28.Ra7 Qc3 29.Qb5 (29.Rc3?? Rb1 30.Rc1 Rc1 31.Qd1 Rd1) 29...Qc1 30.Qf1–+) 26...Qa3–+ 27.Ra3 Rb5 28.Nb5 Rb5 29.Ra7 Bf6 30.Raa1 Bf5 31.h3 Rb2 32.Ra5 Be4 33.Ra4 h5 34.Rb4 Ra2 35.Rb5 (35.c4 Be7 36.c5 Ra5–+) 35...Bh4 36.g3 Bf6 37.Rc5 h4 38.g4 Be5 39.Rd1 Bf3 40.Rb1 Bg3! 41.Rf1 (41.fg3 Rg2 Double attack (41...Rg2 Decoy; 41...hg3 Passed pawn)) 41...Bd6 42.Rc6 Be5 43.Rc8?! (43.Rc1–+) 43...Ra4 44.Re8 Bd6 45.Rd8 Bc7 46.Rc8 (46.Rd7 Ra7–+) 46...Rc4 47.Ra1 (47.Rc1 Bh2! 48.Kh2 Rc8–+) 47...Bh2! 48.Kh2 Rc8 49.Rc1 (49.Ra3 Rb8 50.Ra1 Rb2–+) 49...Kf6 50.Rc2 (50.Kg1 Ke5–+) 50...Kg5 51.Rc1 (51.Kg1 f5 52.gf5 Kf5–+) 51...f5 52.gf5 Kf5 53.Rc2 (53.Kg1–+) 53...g5 54.Rc1 (54.Kg1 Ke4 55.Rc1 Kd3–+) 54...Ke4 55.Rc2 (55.Kg1 Kd3 56.Ra1 Rc3–+) 55...Kd3 56.Ra2 (56.Rc1–+) 56...Rc3 57.Ra1 Kd2 58.e4 (58.Ra2 Rc2 59.Ra1 Rc1 60.Rc1 Kc1 61.Kg1 Kc2 62.Kf1 Kd2 63.e4 d4 64.e5 d3 65.e6 Kc2 66.e7 d2 67.e8R d1Q 68.Re1 Be2 69.Kg1 Qe1 70.Kg2 Qf1 71.Kh2 Qf2 72.Kh1 Bf3) 58...d4 59.Ra2 Rc2 (59...Rc2 60.Ra5 d3 61.Rg5 Ke2 62.e5 Kf2 63.Rg1 Ke3 64.Rg2 Rg2 65.Kh1 d2 66.e6 d1Q) 0–1. armandoazevedo (2340) – forsetinn (2320), gameknot.com, 2014.

9.Nf3 Nc6 10.0-0 Qa5 (10...c4 11.Bc2+=) 11.Qc2= g6 12.Nbd2 (12.dc5 Qc5 13.Nd4 Bg4=) 12...c4 13.Be2 Bf5 14.Qc1 (14.e4 de4 15.Ne4 Be4 16.Qe4 Qc3+=) 14...b5+= 15.a4 b4 16.cb4 Nb4 17.Qc3 Rfc8 18.Ne1 (18.Nb1 Rab8-/+) 18...Nc6 19.Ra3? (better is 19.Nb1!?-/+) 19…Be7–+ (19...Be7 20.Qa5 Na5–+) 0–1. Champion,William R (1850) – Buchaillot,Luis Mario (2095), WS/O/243 ICCF, 2008.

9.Ne2 c4

10.Bc2 Nd7 11.Nf4 Qa5 12.Qf3 Nb6= 13.0-0 Bd8 14.a4 Bc7 15.Na3 Bd7 16.Rfb1 Rad8 17.Rb6 Qb6 18.Nd5 Qd6 19.Nc7 Qc7 20.Rb1 b6 21.Nb5 Qb8 22.e4 Bc6 23.Qe2 Rfe8 24.f3 Bd5 25.Qf2 Be6 26.Qg3 (26.Qg3 Re7 27.Qb8 Rb8 28.d5=). Taulien,Hans_Juergen (2225) – Mehlhorn,Uwe (2315), RSX5D – X–Mas, 2005.

10.Bc2 Nc6

11.Nd2 Qa5 12.Qb1 A) 12...h6 13.e4 Re8 14.a4 b6 15.ed5 Qd5 16.Be4 Qd7; B) 12...g6 13.e4 Re8 14.h4 h5 15.a4 Ne7 16.Qb5 Qd8.

11.Nd2 Rb8 A) 12.0-0 A1) 12...Bg4 13.Re1 Qa5 14.f3 Be6 15.Qb1 h6 16.Bh7 Kh8 17.Bf5; A2) 12...Qa5 13.Re1 Bg4 14.f3 Be6 15.e4 Rfe8 16.a4 Bh4; A3) 12...Qd6 13.e4 Bd8 14.ed5 Bc7 15.Ng3 Qd5 16.Be4 Qb5; A4) 12...h6 13.Rb1 Bg4 14.e4 Re8 15.f3 Be6 16.Nf4 b5; A5) 12...Be6 13.e4 Re8 14.Nf4 Bg5 15.Ne6 Re6 16.ed5 Qd5; B) 12.Qb1 B1) 12...g6 13.0-0 b5 14.a3 Re8 15.Re1 a5 16.Qd1 Bg4; B2) 12...h6 13.Bh7 Kh8 14.Bf5 b5 15.a3 Re8 16.0-0 a6; C) 12.Nf4 Bg5 13.Qf3 Bf4 14.Qf4 Qa5 15.Rc1 Qa2 16.0-0 Qa5.

11.Nd2 Qd6 A) 12.0-0 Re8 13.Qb1 g6 14.e4 Bg4 15.f3 Bc8 16.e5 Qd7; B) 12.Qb1 h6 13.e4 Bg5 14.Nf3 Be7 15.ed5 Qd5 16.Bh7 Kh8 17.Be4.

11.Nd2 Be7 A) 12.Nf4 Qa5 13.0-0 Rd8 14.Ne2 b5 15.Qb1 g6 16.e4 Bg4; B) 12.Qb1 h6 13.e4 Na5 14.0-0 de4 15.Be4 Bd6 16.Re1 Be6; C) 12.e4 C1) 12...f5 13.e5 b5 14.0-0 b4 15.Ba4 Bd7 16.Bc6 Bc6; C2) 12...Bg5 13.Nf3 Re8 14.Qb1 h6 15.Ng5 Qg5 16.0-0 Rb8; D) 12.0-0 D1) 12...Qa5 13.e4 Bg4 14.ed5 Qd5 15.h3 Bh5 16.Re1 Rad8; D2) 12...Bd6 13.e4 Bc7 14.Ng3 Ba5 15.ed5 Qd5 16.Be4 Qd7; D3) 12...f5 13.Ba4 Bd6 14.Rb1 Qc7 15.Bc6 bc6 16.Nf3 Bd7; D4) 12...Bg4 13.f3 Bc8 14.e4 Re8 15.ed5 Qd5 16.Be4 Qg5.

11.Nd2 Re8=+ 12.h3 Rb8 13.a3 b5 14.0-0 Qd6 15.e4 Bg5 16.Ng3 Bf4 17.ed5 Ne7 18.Nde4 Qd5 19.Nh5 Bg5 20.Re1 Kh8 21.Ng5 Qg5 22.Re5 Qh6 23.Ng3 Qc6 24.d5 Qd7 25.d6+/– Nc6 26.Bf5 Qd8?? 27.Re8+– Qe8 28.d7 Qd8 29.dc8R Rc8 30.Bc8 Qc8 31.Qd5 1–0. Baer,Werner – Schulz,Hans_Juergen, TT–03.47 TSC, 2002.

11.Nd2 Bg5 A) 12.0-0 A1) 12...Re8 13.Ng3 h6 14.Qf3 Qa5 15.Ne2 Be7 16.e4 Bg5; A2) 12...h6 13.Rb1 Re8 14.Ba4 a6 15.Bc6 bc6 16.Qc2 Qf6; A3) 12...Bg4 13.Re1 Qd7 14.Qb1 f5 15.Nf4 Bf4 16.ef4 Rad8; B) 12.Rb1 B1) 12...Qa5 13.a4 a6 14.Rb2 Be7 15.Qb1 h6 16.e4 Bg5; B2) 12...Re8 13.0-0 Rb8 14.Rb2 Bg4 15.h3 Bh5 16.Re1 Kh8; C) 12.Ng3 f5 13.Qb1 Qa5 14.Bf5 Rf5 15.h4 Be3 16.Nf5 Bf5; D) 12.Qb1 D1) 12...h6 13.0-0 Qe7 14.Re1 Rb8 15.Nf3 Bg4 16.Ng5 Qg5; D2) 12...g6 13.0-0 Rb8 14.Re1 b5 15.Nf3 Re8 16.Ng5 Qg5.

11.Ng3 Qa5 12.0-0 Be6 13.f3 Rae8 14.Kh1 Bh4 15.Ne2 Bd7 16.e4=+ de4 17.fe4= Bg4 18.Qd2 Ne7 19.Nf4 Ng6 20.h3 Be6 21.Ne2 Bg5 22.Qd1 f5 23.e5 Bd5 24.Nd2 Nh4 25.Nf3 Nf3 26.gf3 Re6 27.Kh2 f4 28.Qb1=+ g6 29.Be4 Bh6 30.Qc2 a6 31.Rfb1 Rfe8 32.a4 b6 33.Rb4 Rc8 34.Rab1 Rcc6 35.Kg2 Bg5? 36.Bd5+– Qd5 37.Qe4 (37.Qe4 Qe4 38.fe4+–) 1–0. Bennett,Hilton – Woschkat,Karl_Heinz, email 4AMM–08, 1997.

7.d4 c5

8.Bb5 Nc6 9.Ne2 (9.Nf3 Qb6 10.Qb3 0-0=+) 9...Qb6 (9...Qd6 10.dc5 Qc5 11.Nd4=+) 10.Bc6 (10.Qb3 A) < 10...cd4 11.cd4 0-0 12.Nbc3+= (12.Qd5? Be6 13.Qh5 g6–+); B) 10...0-0 11.Nf4 B1) < 11...cd4 12.Nd5 (12.cd4? Nd4 13.ed4 Qd4–+) 12...Qd8 13.cd4+=; B2) 11...c4=+) 10...Qc6 11.Nf4 (11.dc5 Qc5 12.Nd4 0-0=+) 11...0-0 12.Nd2 (12.Qf3 Be6=+) 12...Bg5 (12...Be6 13.0-0=+) 13.Qf3 cd4 (13...Rd8 14.0-0=+) 14.cd4= Bf4 (14...Qc3 15.Rb1 Bf4 16.Qf4=) 15.Qf4 Qc2 16.Qf3 Qc3 (16...Qb2 17.Nb3=) 17.Qd1 (17.Rb1 Rd8=) 17...Bg4 (17...Bf5 18.0-0=) 18.Rc1 Qa3 19.Nb1 Qa5 20.Qd2 Qa6 21.f3 (21.Nc3 Rac8=) 21...Bf5=+ 22.Kf2 Qd6 23.Nc3 Rac8 24.Rhd1 (24.e4 de4 25.fe4 Bg6=) 24...Rc6 (24...Qh2 25.Nd5 Rc1 26.Rc1=) 25.Kg1= Rfc8 26.Nb5 Qd7 27.Rc6 Rc6 (27...bc6 28.Nc3=) 28.Nc3 ½–½. Luzuriaga,Noberto Horacio – Krueger,Hilmar (2400), IECC, 2003.

8.dc5 0-0 =+.

8.dc5 Nc6 9.Bd3 Qa5 10.Ne2 Qc5 11.Nd4 Bd7 12.0-0 Ne5 13.Be2 0-0 =.

8.Bd3 0-0 9.Nd2 Nc6 10.Ne2 Bg4 (10...g6 11.0-0+=) 11.0-0 (11.h3 Be2 12.Be2 Qe7=) 11...Re8 (11...c4 12.Bc2+=) 12.dc5 Ne5 13.Bb5 Re7 14.Nb3 a6 15.Bd3 Qd7 16.Qb1 Nd3 17.Qd3 Rd8 (17...Be2 18.Qe2 Bc3 19.Rac1=) 18.Nf4 Attacks the isolani on d5 (18.Ned4 Qc7+=) 18...Be5 (18...g5!? 19.Ne2 Be2 20.Qe2 Bc3=) 19.Rfe1 (19.Qd2 h6+=) 19...g5= 20.Ne2 Bh5 21.Rad1 h6 22.Qc2 Qc7 23.h3 Bg6 24.Qc1 Qc6 25.c4 Red7 26.Ned4 Qc8 (26...Qf6 27.f3=) 27.Nf3+= Bg7 28.cd5 Rd5 29.Rd5 Rd5 30.Qc4 Rd8 31.Qb4 Qc7 32.Rc1 Bb2 33.Rf1 Bf6 34.Nfd4 Qe7 35.Rc1 Be5 36.Na5 Be4 37.Ne6?? (better is 37.f3 Bg6 38.Rd1+/– (38.Nb7 Bd4 39.ed4 Qe3 40.Kh2 Qf4 41.g3 Qf3–+; 38.Qb7?! Bc7 39.Qb3 Ba5+=)) 37...Qe6–+ (37...fe6? 38.Qe4 Rd5 39.Rb1+–) 38.Qc4 (38.Qe4?? Bh2!! 39.Kh2 Qe4–+) 38...Qc4 39.Nc4 Bc7 40.f3 Bc6 41.e4 Bg3 42.Ne3 Rd2 (42...Rd2 43.Nf5 Bf2 44.Kh2 Ra2 45.Nh6 Kg7 46.Nf5 Kf6–+) 0–1. Taulien,Hans_Juergen (2350) – Dorer,Manfred (2445), RSM2005 remoteschach.de, 2005.

8.Bd3 0-0 9.Ne2 Nc6 10.0-0 Qd6 11.Nd2 g6 12.Rb1 Rd8 13.dc5 Qc5 14.Nf3 b6 (14...Bc3? 15.Rb5 (worse 15.Nc3 Qc3 16.Re1 Bg4=+) 15...Qa3 16.Rb3 (16.Nc3 Qc3 17.Qb1 Qf6=+) 16...Qa2 17.Nc3+–) 15.Qa4 Ne5 (15...Bc3? 16.Rb5 (16.Nc3?! Qc3 17.Bb5 Na5=) 16...Qd6 17.Nc3+–) 16.Ne5 Be5 17.Rfd1 Bd7 (17...Bc3? 18.Rbc1+– (18.Nc3?! Qc3 19.Rbc1 Qe5=)) 18.Bb5 Bf5 19.Bd3 Bd3 (19...Bc3? 20.Bf5 (20.Nc3?! Qc3 21.Bf5 gf5+=) 20...Be5 21.Bd3+–) 20.Rd3 Qc4 21.Qc2 Rac8 The pressure on the isolated pawn grows 22.Qd2 Attacks the isolani on d5 22...Bf6 23.Rb4 Qc6 24.Rb3 Qc4 25.g3 h5 26.Rb4 Qc7 27.h4 Qd6 28.Rb1 Qc5 29.Rb3 Qc4 30.Nf4 The pressure on the isolated pawn grows 30...Rc5 31.Qd1 ½–½. hanzelpeter (2220) – antinephilehi (2100), gameknot.com, 2018.

8.Be2 0-0 9.Bf3 Qa5 10.Qd2 (10.Ne2 Rd8=+) 10...Nd7 11.Ne2 Nb6 12.0-0 Bd7 13.a4 Rac8 14.Qb2 Bc6 15.Nd2 Na4 16.Qa3 Rfd8 (16...cd4 17.Nb3 Qc7 18.Nbd4=+) 17.Rfc1 Be7 18.Nb3 Qc7 19.dc5 a5 20.Rab1 (20.Ned4 Be8=) 20...b6 (20...Nc5 21.Qa5 b6 22.Qa2=+) 21.cb6 Nb6 22.Qa2 (22.Qa5?? Ra8 23.c4 Ra5 24.Na5 Nc4 25.Rc4 dc4 (25...Qa5?! 26.Rc6 Bf6 27.Rcb6-/+) 26.Nc6 Rd2-+) 22...a4 23.Nbd4 Be8 24.Nf4 Qc5 25.h3 Bf8 26.h4 h6 27.g3 Bd6 (27...Nc4=) 28.Nf5 (28.Nd5 Nd5 29.Bd5 Bg3=) 28...Bf8 (28...Bf4 29.ef4 Nc4 30.Qe2=+) 29.Kh2 (29.Rd1 a3=) 29...Ra8 (29...Nc4 30.Rd1=) 30.Nd4 (30.c4 A) 30...Nc4 31.Nd5 Bc6 32.Nh6 gh6 33.Nf6 Kg7 34.Nh5 Kg8 35.Bc6 Qc6 36.Rc4+- (worse 36.Qc4 Qf3 37.Qg4 Qg4 38.Nf6 Kh8 39.Ng4 a3=+); B) 30...dc4 31.Ba8 Ra8=+) 30...Rac8 (30...Ra5 31.Rd1=+) 31.Rd1 (31.Kg1 a3=) 31...Bd6 32.Kg2 (32.Nd3 Qa5=+) 32...Bf8 (32...Bf4!? 33.ef4 Rb8=+) 33.Rdc1 Qa5 34.Kh2 Bd6 35.Kg2 (35.Nf5 Rc5=) 35...Be7 (35...Bf4 36.gf4 Nc4 37.Rb4=+) 36.Nb3= Qa7 37.Nd4 Qa5 38.Nb3 Qb5 39.Nd4 Qa5 ½-½. albertschenning (2525) - tbre0022 (2590), gameknot.com, 2021.

8.Be2 Nc6 9.Bf3 Qa5 (9...Be6 10.Ne2=+) 10.Ne2 (10.Bd5 cd4 11.Bc6 bc6 12.ed4 Qg5=) 10...cd4=+ 11.ed4 0-0 12.0-0 Bf5 13.Nd2 Rad8 14.Re1 Bg5 15.g3 (15.Nb3 Qc7=) 15...g6 (15...Rfe8 16.Nb3 Qb5 17.h4=+) 16.Nb3 Qc7 17.h4 Bh6 18.g4 Bc8 19.Nc5 Rfe8 20.Nd3 Re4 (20...f6 21.Rb1=+) 21.Ng3 (21.Be4 de4 22.Nc5-/+) 21...Re1=+ 22.Qe1 Na5 23.Rd1 Nc4 24.Nf1 Bf8 25.Qe2 Be6 26.Ne3 Attacking the isolated pawn on d5 26...Ne3 27.Qe3 Qc3 28.Nf4 Qe3 (28...Qc6!?-/+) 29.fe3=+ Be7 30.g5 h6 31.Ne6 (31.gh6 Bh4 Pinning (31...Bh4 Deflection)) 31...fe6 32.Rc1 hg5 33.Rc7 Bd6 (33...Kf8 34.hg5 Bg5 35.Kf2-/+) 34.Rb7=+ gh4 35.Bg4 e5 36.Ra7 ed4 37.ed4 Bf4 38.Be6 Kh8 39.Kg2 Rd6 40.Bg4 Be3 41.Re7 (better 41.Ra4!?-/+) 41...Bd4-+ 42.Re6 Rb6 43.Rb6 (43.Kh3 g5-+) 43...Bb6 44.Kf3 Kg7 45.Be6 d4 46.Ke4 Kf6 47.Bh3 Kg5 48.Bc8 (48.a4-+) 48...Kf6 (48...Kh5 49.a3-+) 49.a4?? (49.Bh3 Ke7 50.a4-+) 49...Kg5 50.a5? (50.Be6 Kh5-+) 50...Bc5 (better 50...Ba5 51.Kd4 Kf4-+) 51.a6 Ba7 52.Bh3 Kh5 53.Bc8 g5 54.Kf3 Kg6 55.Ke4 Kh5 56.Kf3 Kg6 57.Ke4 Kf6 58.Bg4 Bb6 59.Bh3 Ba7 60.Bg4 d3! 61.Kd3 Ke5 62.Ke2 Kf4 63.Bc8 g4 64.Kf1 h3 65.Bb7 g3 66.Bh1 Ke5 67.Bf3 Bc5 68.Bb7 Be3 ½-½. albertschenning (2530) - goodfella1201 (2550), gameknot.com, 2022.

8.Ne2 Nc6 9.h3 0-0 10.g3 b5 11.a3 c4 12.Bg2 Bg5 13.Nd2 Rb8 14.Nf3 Bh6 15.Ne5 Qd6 Black prepares the advance b4 16.a4 b4 17.Nc6 Qc6 18.cb4 Rb4 19.Nc3 Be6 20.Qh5 d5 draws heavy fire 20...Rd8 21.0-0 Rb3 22.Rfc1 a5 23.Rab1 Rb4 24.g4 f6 25.Be4 Qd6 26.Bf5 Bf7 27.Qh4 (27.Bh7 Kh7 28.Qf7 Be3 29.fe3 Qg3 30.Kf1 Qf3 (30...Qe3?! 31.Qh5 Kg8 32.Re1 Qf3 33.Kg1=) 31.Ke1 Qe3 32.Ne2 Re8 33.Qh5 Kg8 34.Qd5 Kf8-/+) 27...Kh8 28.Kg2 Rdb8 29.Nb5 Qe7 30.Bc2 Rf8 31.Qg3 g6 32.h4 Rg8 33.Kh1 Bf8 34.Rg1 Qd8 35.Kg2 Be7 36.Kf3 Be6 37.Qc7 Rf8 38.Rh1 Bf7 39.Qf4 Rg8 40.Rhg1 Qb8 41.Nc7 Qc8 42.Rh1 Qd8 43.Nb5 Qb8 44.Nc7 Qd8 45.Nb5 Qb8 46.Nc7 Qc8 47.Ke2 Rg7 48.Rhg1 Qd8 49.Nb5 Rg8 50.Nc3 Qd6 51.Qd6 Bd6 52.Na2 Rbb8 53.Rb5 Be6 54.Rgb1 Bg4 55.f3 Be6 56.Ra5 Rb1 57.Bb1 Rb8 58.Rb5 Rb5 59.ab5 Bc7 60.Nb4 Kg7 61.e4 de4 62.Be4 Ba5 63.Nc6 Bb6 64.f4 Kh6 65.d5 ½-½. jk1970 (2550) - tbre0022 (2595), gameknot.com, 2021.

5.c3 Bf8

6.Qb3 Nbd7 7.Bf6 Nf6 8.c4 Be7 9.Nf3 0-0 10.Nc3 dc4 =+.

6.Bb5 Nbd7 7.Bf4 Be7 8.Nf3 0-0 9.0-0 c6 10.Be2 Nh5 =+.

6.Bd3 Nbd7 7.Bf4 Be7 8.Be2 0-0 9.d3 Re8 10.Qc2 Nc5 =+.

6.d4 Nbd7 7.Bf4 Be7 8.Bd3 0-0 9.Ne2 Re8 10.0-0 c5 =.

6.Be2 Nc6 7.Bb5 Bd7 8.Bc6 bc6 9.Nf3 Bd6 10.d3 0-0 =.

6.Nf3 Nbd7 7.Bf4 Be7 8.Nd4 0-0 9.Be2 Nb6 10.Nb5 Ne8 =.

6.Bf4 Bd6 7.Bd6 Qd6 8.d4 0-0 9.Bd3 c5 10.dc5 Qc5 =+.

5.Nc3 Nbd7

6.a3 Ba5 7.Bf4 Bc3 8.dc3 0-0 9.c4 c6 10.Bd6 (10.cd5 Nd5 11.Bd6 Re8=+) 10...Re8=+ 11.cd5 Nd5 12.Nf3 Qf6 13.Bg3 Qc3 14.Nd2 Nc5 15.Be2 Ne4 16.Rb1 (16.Ra2 Ng3 17.hg3 Bf5-/+) 16...Ng3 17.hg3 Qa3 18.c4 (18.Bd3 h6-/+) 18...Nc3 19.Ra1 (19.Qc2 h6 20.Rb3 Qa1 21.Nb1 Ne2–+) 19...Qb2 20.Qc1 Qc1 21.Rc1 Ne2 22.Ke2 a5 23.Rb1 a4 24.f3 (24.c5 Re5 25.Rhc1 a3–+) 24...a3 25.Rb6 a2 26.Ra1 Re5 27.Rb2 Rea5 28.Ne4 b5 (28...Be6 29.Rb7 Bc4 30.Kd2–+) 29.cb5 (29.Nc3 Be6 30.cb5 cb5–+) 29...cb5 30.Kf2? (better is 30.Nc3!?-/+) 30...Be6–+ 31.Nc3 Bc4 32.g4 f6 33.g3 Kf7 34.e4 Ke6 35.f4 h6 36.Kg2 g6 37.Kf2 Kd6 38.Rd2 Kc5 39.Nd5 R8a6 40.Ne7 Bf7 41.Rc1 Kb4 42.Rb2 Ka3 43.Rd2 Kb3 44.Ra1 b4 45.Kf3 Rb6 46.Rh2 Rb7 47.Nc6 Ra3 48.Nd8 Rc7 49.Nf7 Rf7 50.Rd2 Rc7 51.e5 Rc3 52.Ke4 fe5 53.fe5 Rg3 54.Kf4 Rc3 55.e6 Rc4 56.Ke5 Rg4 57.e7 Ra5 58.Rd5 Ra8 59.Rd8 Ra5 60.Rd5 Rg5 61.Kf6 Ra6 62.Kf7 Ra7 63.Rg5 Re7 64.Ke7 hg5 65.Rf1 Kb2 66.Rf2 Kb1 67.Rf1 Kb2?? 68.Rf2 Ka3 69.Rf1 g4 70.Kf6 b3 71.Rg1 Kb2 72.Rg2 Kc3 73.Rg3 Kd2 74.Rg2 Ke3 75.Rg1 Kd2 (76.Rg2 Kc1 77.Rg1 Kc2 78.Kg6 b2 79.Rg2 Kc1 80.Rg1 Kd2 81.Rg2 Kd1 82.Rg1 Ke2 83.Rg2 Kf1 84.Rb2 a1Q–+; 75...b2 76.Rg4 b1Q–+) 0–1. Mephisto Mondial – REXChess, 1994.

6.Bf4 Bc3 7.dc3 Nc5 8.Nf3 0-0 (8...Bg4 9.Bb5 c6 10.Bd3=+) 9.c4 Bf5 (9...Be6 10.Be5=+) 10.cd5= Nd5 11.Bg5 f6 12.Bc4 c6 (< 12...fg5 13.Qd5 Qd5 14.Bd5 Be6 15.Be6 Ne6 16.Rb1+=) 13.Bf4 Qa5 (13...Be6 14.Bd5 Bd5 15.0-0=+) 14.Qd2= Qd2 15.Nd2 (15.Kd2 Be6 16.Bd5 Rfd8=) 15...Rfd8 16.Nb3 Ne6 17.0-0-0 Ndf4 18.ef4 Kf8 (18...b5 19.Nd4 bc4 20.Nf5 Nf4 21.Ne7 Kf8 22.Nc6=+) 19.Be6 Be6 20.Kb2 Rd1 21.Rd1 Re8 22.f3 Bd5 23.Kc3 (23.Nd4 Kf7=+) 23...Re2 24.Rg1 (24.Rd2 Rd2 25.Kd2 Bb3 26.ab3 Ke7=+) 24...Bf7 (24...b5 25.Nd4 Re3 26.Kb4=+) 25.a4 Re3 (25...Ke8 26.Kd3 Re7 27.Nd4=+) 26.Kd2 Re7 (26...Re7 27.Rb1 b6=+). Cohoon,Bobby – Geus,Jan (1785), Swiss–430.1.04, 2001.

6.Bf4 0-0

7.Nb5 Ba5 A) 8.c3 a6 (8...Ne4 9.Ne2 c6 10.Nbd4 Qh4 11.g3 Qf6 12.Nb3 Bb6 13.f3; 8...Re8 9.Nf3 a6 10.Nbd4 c5 11.Nb3 Bc7 12.Bc7 Qc7 13.Be2) 9.Nd4 c5 10.Ndf3 Ne4 11.Bd3 Ndf6 12.Ne2 Nh5 13.Be5; B) 8.Rb1 Ne4 (8...a6 9.Nd4 c5 10.Nb3 Bc7 11.Bc7 Qc7 12.Nf3 Re8 13.Be2) 9.c3 Re8 10.f3 Nef6 11.Qc2 a6 12.Nd4 c5 13.Nf5; C) 8.Bd3 a6 (8...Nc5 9.Be2 Nfe4 10.c3 Ne6 11.Be5 c6 12.Nd4 Nd4 13.ed4; 8...c6 9.Nd4 c5 10.Nb5 Ne4 11.Be4 de4 12.f3 Nf6 13.c3) 9.Nd4 Re8 10.Nb3 Bb6 11.Nf3 Nc5 12.Nc5 Bc5 13.0-0; D) 8.Nf3=+ Ne4 (8...a6 9.Nbd4 c5 10.Nb3 Bc7 11.Bc7 Qc7 12.Be2 Re8 13.a4; 8...c6 9.Nbd4 Re8 10.Be2 Ne4 11.Nb3 Bc7 12.Bc7 Qc7 13.0-0) 9.Nbd4 c5 10.Nb3 Bc7 11.Bc7 Qc7 12.Be2 Ndf6 13.0-0.

7.Nb5 c6 8.c3 (8.Rb1 A) worse 8...cb5 9.Rb4 a6 10.Nf3+= (10.Be2 Re8 11.Nf3 Qe7 12.c3 Nc5 13.0-0) 10...Qe7 11.c3 Nc5 12.Be2 Bg4 13.d3; B) 8...Qa5 9.Nc7 (9.c3 Be7 10.Nc7 Rb8 11.Na6 Ra8 12.Nc7 Rb8 13.Na6) 9...Rb8= 10.c3 Be7 11.Na6 Ra8 12.Nc7 Rb8 13.Na6) 8...Ba5 (8...Bc5 9.Nd6 Nb6 10.Nc8 Rc8 11.Bd3 Re8 12.Ne2 Nh5 13.Qb1) 9.Nd4 (9.Nd6 Bc7 10.Nh3 Bd6 11.Bd6 Re8=+ 12.Bg3 Nc5 13.Nf4) 9...Bc7 (9...Re8 10.Be2 Ne4 11.Ngf3 c5 12.Nb3 Bc7 13.Bc7) 10.Bg3 (10.Bc7 Qc7 11.Ngf3 c5=+ 12.Nb5 Qc6 13.Be2) 10...c5-/+ 11.Nb5 Bg3 12.hg3 Qb6 (12...a6 13.Nd6=+) 13.Nf3 a6 14.Na3 Qd6 (14...Qa5 15.Qb3=+) 15.Qa4 (15.c4 Rd8=+) 15...Ne4 (15...b5 16.Qa5=+) 16.Bd3 (16.Qc2 b5=+) 16...Ndf6-/+ 17.Nb5 (better 17.Bc2!?-/+) 17...Qc6–+ 18.c4 dc4 (18...ab5 19.Qa8 bc4 20.Be4 de4 21.Ng1-/+; 18...ab5 19.Qa8 bc4 20.Be2-/+) 19.Be4 Ne4 (19...Qb5?! 20.Qc2 h6 21.Rb1=+; 19...ab5 20.Bh7 Nh7 21.Qa8=; 19...Qb5?! 20.Qc2 h6 21.Rb1=+; 19...ab5 20.Bh7 Nh7 21.Qa8=) 20.Nc3 b5 21.Qc2 Nf6 22.a4 Bg4 23.ab5 (23.Rb1 Rab8–+) 23...ab5 24.0-0 b4 25.Ne5 Qe6 26.Ng4 Ng4 (26...bc3?! 27.Nf6 Qf6 28.Qc3 Qc3 29.dc3=; 26...bc3?! 27.Nf6 Qf6 28.Qc3 Qc3 29.dc3=) 27.Ra8 Ra8 28.Qe4 (28.Ne4 b3 29.Qb1 Qh6–+) 28...Rd8 (28...Qe4 29.Ne4 Rd8 30.Ra1–+) 29.Qe6 fe6 30.Nb1 (30.Ne4 Nf6 31.Nc5 Rd2 32.Ne6 b3–+) 30...Ne5 31.Rc1 Ra8 32.Kf1 Ra1 33.Rd1 Nd3 0–1. usingprogram (2045) – spinacz4545 (2280), kurnik, 2011.

7.Nb5 Ne4 8.c3 (8.Nf3 Ba5 9.Nbd4 c5 10.Nb3 Bc7 11.Bc7 Qc7 12.Be2 Ndf6) 8...Ba5 9.Ne2 c6 10.Nbd4 Qh4 11.g3 Qf6 12.Nb3 Bb6.

7.Nb5 Ne4 8.Nf3 Ba5 9.Nbd4 c5 10.Nb3 Bc7 11.Bc7 Qc7 12.Be2 Ndf6 13.0-0.

7.Nb5 Ne4 8.Nf3 Ba5 9.h3 (9.c3 a6 10.Na3 Qf6+=) 9...Ndc5 (9...a6 10.Nbd4+=) 10.Be2 (10.Nbd4 Re8+=) 10...Ne6 11.Be5 N6g5 (11...c5 12.0-0+=) 12.Nbd4 Qe7 (12...c5 13.Nb3+=) 13.Bf4 Nf3 14.Nf3 g5 (14...Re8 15.0-0+=) 15.Bh2 g4 (15...f5 16.c3=) 16.hg4= Bg4 17.c3 c6 (17...Nc3 18.dc3 Bc3 19.Kf1 Ba1 20.Qa1+=) 18.0-0 (18.Qc2 Rfe8+=) 18...Bc7 (18...Rfe8 19.Rb1=) 19.Bc7 Qc7 20.Qc2 Bh3?? (better is 20...Bf3 21.Bf3 Rfe8=) 21.gh3+– Kh8 22.c4 Rg8 23.Kh1 Rg3?? (better is 23...Qd7 24.Nh2 Qh3+–) 24.fg3 Ng3 25.Kg1 Ne2 (25...Rg8 26.Kf2 Nf1 27.Bf1 dc4 28.Qc4+–) 26.Kf2 Ng3 (26...Rg8 27.Ke2 dc4 28.Qc3 Rg7 29.Qf6+–) 27.Qb2 (27.Qb2 Kg8 28.Rg1+–) 1–0. Angus – Goudreau, email 4AMM–01, 1997.

7.Bd3 Bc3 8.dc3 c5 9.c4 dc4 10.Bc4+=.

7.Bd3 c5 8.Nb5= c4 9.c3 Ba5 10.Bc2 a6 11.Nd6 Nc5 12.Nc8 Rc8 13.Ne2 Nh5 (13...Bc7 14.0-0+=) 14.Be5 Re8 (14...Qg5 15.Bd6 Rfd8 16.Bc5 Rc5 17.0-0=) 15.Bd4 Nd3 (15...b5 16.a4 ba4 17.0-0=) 16.Bd3+= cd3 17.Nc1 Nf6 18.Nd3 Bc7 (18...Bb6 19.Bf6 Qf6 20.0-0+=) 19.a4 (19.Nc5 Rb8+/–) 19...Qd6 (19...Bb6 20.Bf6 Qf6 21.Qf3 Qf3 22.gf3+/–) 20.Rb1 Rb8 21.g3 (21.Ba7 Rbc8 22.Rb7 Qc6+/–) 21...Ne4 22.Qg4 Qg6 (better is 22...Nf6!? 23.Qg5 h6+/–) 23.Qg6+– Ng3?? (23...hg6 24.f3 Ng5+–) 24.Qg7 1–0. underjon (2425) – cristero (2485), net–chess.com, 2016.

7.Nge2 A) 7...c6 8.a3 (8.Rb1 Qe7 9.a4 Re8 10.Na2 Ba5 11.Nac1 Nc5 12.Nb3 Nb3; 8.Qb1 Qe7 9.Qb3 Nc5 10.Qb2 Ne6 11.a3 Ba5 12.Be5 Nd7) 8...Bc5 9.Na4 Be7 10.Nd4 Ne4 11.c3 g5 12.Bg3 Ndf6; B) 7...Ba5 8.Bg5 h6 9.Bh4 Nb6 10.Rb1 c5 11.Rb5 Bb4 12.a3 Ba3; C) 7...Re8=+ 8.Rb1 c5 9.Nb5 Ne5 10.Bg5 Ba5 11.Nf4 d4 12.Nh5 a6.

7.Nf3 Nc5 (7...c6 8.Ne2=+ (8.Be2 Bc3 9.dc3 Qa5 10.0-0 Qc3 11.Nd4 Re8 12.Re1 Ne5) 8...Nh5 9.Bg5 f6 10.Bh4 Qe7 11.Ned4 Nb6 12.Be2 g5) 8.Be2 (8.Nb5 Ne6 9.Be5 a6=+ 10.Rb1 Be7 11.Nbd4 Nd4 12.Nd4 c5) 8...Bc3 9.dc3 Nfe4 10.c4 Nc3 11.Qd4 (11.Qd2 N5e4 12.Qd3 Be6) 11...Ne2 12.Ke2 Ne6 13.Qe5 (13.Qd5 Nf4 14.ef4 Re8 15.Kf1 Be6=+) 13...b6 (13...Re8 14.cd5 Qd5 15.Rhd1 (15.Qd5?? Nf4 16.Kf1 Nd5–+) 15...Qc4 16.Kd2-/+) 14.cd5=+ Ba6 15.Kd2 Nf4 16.Qf4 Qd5 17.Kc1 Rad8 18.a3 Bb7 19.Kb2 (19.Qc7 Rc8 20.Qf4 Rfd8–+) 19...Qb5 20.Qb4 (20.Kc1 Rd6-/+) 20...Qe2 (20...Qf5 21.Rhd1-/+) 21.Rhf1 c5 22.Qa4 b5 (22...Bf3 23.Rae1 b5 24.Qb3–+) 23.Qa7 Bf3 24.gf3 b4 25.ab4 cb4 26.Qa6 Qf3 27.Ra4 Ra8 28.Qb5 Ra4 29.Qa4 Qe2 30.Qa1 b3! (30...Qc4 31.Rc1–+) 31.Qd1 (31.Kb3 Rb8 Mate attack) 31...Qa6 (31...Qa6 32.cb3 Ra8–+) 32.cb3 Ra8 33.Qe1 Qa3 34.Kc2 Qa2 (34...Qc5 35.Kd3 Qd5 36.Kc2 Rc8 37.Kb2–+) 35.Kc3 Rc8 36.Kd4 Qb3 37.Ke4 Qe6 38.Kf4 Rc4 39.e4 Qf6 40.Kg3 Qg5 41.Kf3 f5 42.Rg1 fe4 43.Ke2 Qb5 (43...Qb5 44.Qd1 Rd4 45.Ke3 Rd3 46.Kf4 Qb2 47.Rg7 Qg7–+) 0–1. Daatselaar,Jan Bart van (2200) – Bes,Rob N. M, KW2007A ICCF, 2007.

5.c4 Nc6

6.Bc3 Bc3 7.Nc3 d4 8.Nce2 0-0 9.Nf3 Re8 (9...d3 10.Ned4 Nd4 11.Nd4-/+) 10.h3 (10.Qb3 a5-/+) 10...d3-/+ 11.Nf4 Nb4 12.Rc1 Bf5 (better 12...Ne4-/+) 13.Rc3? (better 13.Qa4 Qd6 14.a3-/+) 13...Nc2-+ 14.Rc2 dc2 15.Qc1 c5 16.d3 (16.a3 h6-+) 16...Qa5 17.Nd2 (17.Ke2 Qa2 18.g4 Bc8-+) 17...g5 18.Nd5 Nd5 19.cd5 Qc3 20.e4 (20.h4-+) 20...Be4! 21.de4 (21.de4 Re4 Combination) 21...Re4 22.Be2 Rae8 23.0-0 Re2 24.Nf3 h6 25.Ng5 (25.a4-+) 25...hg5 (better 25...Re1 26.Nf3 Rf1 27.Qf1-+) 26.Qg5 Qg7 27.Qh5 (27.Qc1 Re1! 28.Qe1 Re1 29.Re1-+) 27...Re1 28.d6 Rf1 29.Kf1 (29.Kh2 c1Q 30.Qg4 Qg4 31.hg4 Qf4 32.g3 Rf2 33.Kh3 Qh6) 29…c1Q (29...c1Q 30.Qd1 Qd1) 0-1. dale70 (2015) - levelibeka (2060), Rated Blitz game, lichess.org, 2015.

6.cd5 Ne5 7.Qa4 c6 8.Qb4 Qd5 9.Qb3 +=.

6.Bg3 0-0 7.Qb3 Be6 (7...dc4 8.Bc4 Ne4 9.Qb2-/+) 8.Nf3 (8.a3 dc4 9.Bc4 Na5 10.Qb4 Nc4=+) 8...Qe7 (8...Ne4 9.a3 dc4 10.Bc4=+) 9.a3=+ dc4 10.Qb4?? (better 10.Bc4 Bc4 11.Qc4=) 10...Nb4-+ 11.ab4 Qb4 12.Nc3 Nd5 13.Nd5 Bd5 14.Bc7 c3 (better 14...Bf3 15.Ba5 Qd6 16.gf3-+) 15.Be5 (15.Ba5 cd2 16.Nd2 Qg4-+) 15...cd2 (better 15...c2 16.Bd3 Bf3 17.gf3-+) 16.Nd2 Rfd8 17.Bd4 a5 18.Rb1 (18.f3 Bc6 19.Rb1 Qe7-+) 18...Qd6 (18...Qe7 19.Bb6 Rd7 20.f3-+) 19.f3 a4 20.Be2 a3 21.Kf2 (21.0-0 Qe7-+) 21...a2 22.Ra1 Qb4 23.g3 (23.Rhd1 Be6-+) 23...Be6 (23...Qd2 24.Rhd1 Qb4 25.Kf1-+) 24.Ne4 (24.Rhd1-+) 24...Rd4 25.ed4 Qd4 26.Kg2 f5 (26...Qb2 27.Rhe1 Bc4 28.Rad1 Be2 29.Rd2-+) 27.Ng5 (27.Nf2 Ra3-+) 27...Bd5 (better 27...Qd2 28.Rhe1 Qg5 29.h4-+) 28.Rhe1 Qd2 29.Nh3 h6 (29...Re8!? 30.Ng1-+) 30.Nf4 Bc6 31.Red1 Qe3 32.Bc4 (32.h4 Ra3 33.Kf1 Kh7-+) 32...Kh7 33.Bd3 (33.Rd3 Qe5 34.Ra2 Ra2 35.Ba2 Qb2 36.Kg1 Qa2 37.Re3-+) 33...Qf3 34.Kg1 Qh1 35.Kf2 Qh2 36.Ke3 Re8 37.Kd4 (37.Be4 Re4 38.Kd3 Qb2 39.Rdc1 Qd4 40.Kc2 Ba4) 37...Qf2 (37...Qb2 38.Kc4 Bb5 39.Kc5 Rc8 40.Kd5 Bc6 41.Kc5 b6 42.Kd6 Qd4 43.Nd5 Qd5 44.Ke7 Re8) 38.Kc3 (38.Kc4 Bd7 39.Kb3 Qb6 40.Kc2 Ba4 41.Kc3 Qb3 42.Kd4 Qb4 43.Bc4 Re4 44.Kd3 Qc4 45.Kd2 Qc2) 38...Qc5 39.Kd2 (39.Kd2 Qb4 40.Kc1 Qc3 41.Bc2 Qa3 42.Kd2 Qe3). ClayPigeons (2085) - Masterpeter1970 (2080), Rated Bullet game, lichess.org, 2019.

6.Bb2

6.Bb2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.c4).

6.Bb2 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5).

6.Bb2 0-0 7.Nf3 Be7 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Be7).

6.Nf3 Ne5

7.Ne5 0-0 8.cd5 Qd5 9.Nf3 Bg4 10.Be2 Bf3–+ 11.Bf3 Qe5 12.Nc3 Bc3 13.dc3 Qc3 14.Ke2 Rad8 15.Qe1?? Qd3 0–1. gtate (1700) – tknight (2000), net–chess.com, 2001.

7.Ne5 0-0 8.cd5 Nd5 9.Bc4 (better 9.Qf3!?-/+) 9...Qf6 10.Bd5 Qe5 11.Nc3 0-1. nocapitalism (1805) - Rexyboy68 (2300), Rated Blitz game, lichess.org, 2016.

5.c4 Bd6

6.Bb2 0-0 7.cd5 Nd5 8.Nc3 Nc3 9.Bc3 Nc6 10.Qc2 Re8 11.Bd3 g6 (11...h6 12.Nf3=) 12.Nf3= Nb4 13.Qb1 Nd3 14.Qd3 c5 15.0-0?? (better 15.Bb2=+) 15...Bh2!-+ 16.Kh2 (16.Nh2 Qd3 Discovered attack; 16.Kh2 Qd3 Discovered attack) 16…Qd3 0-1. EvgeniyR - Kondor75 (2390), Hourly SuperBlitz Arena, lichess.org, 2018.

6.Bb2 Be6+= 7.cd5 Bd5 8.Nf3 0-0 9.Be2 Nbd7 10.0-0 Re8 11.d4 Ne4 12.Nbd2 Ndf6 13.Nc4 Bf8 14.Nce5 c6 15.Bc4 Bd6 16.Bd5 cd5 17.Rc1 Rc8 18.Qb3 Qe7 19.Rfd1 h6 20.Rc2 Rc2 21.Qc2 Qe6 22.Qb3 b6 23.Rc1 Rc8 24.Rc8 Qc8 25.Qa4 Qc7 26.g3 Kh7 27.Kg2 a5 28.Ba3? (better is 28.Qd1+=) 28...Ba3–+ 29.Qa3 Qc2 30.Qd3 (30.Nd3 Ng4 31.Kf1 Nef2–+) 30...Qf2 31.Kh1 (31.Kh3–+) 31...Ng4!! (31...Qa2?! 32.Qf1–+) 32.a4 (32.Ng4 Qf3 Double attack (32...Qf3 Deflection; 32...Qf3 Decoy)) 32...Ne3 33.Qb1 Qg2 0–1. gutes (1625) – bandido2013, internet, 2013.

6.d4!? =.

6.Bd6 Qd6 7.Nf3 0-0 8.d4 dc4 9.Bc4 c6 10.Nbd2 b6 11.0-0 c5 12.dc5 Qc5 13.Be2 Bb7 14.Qc1 Qc1 15.Rfc1 Nc6 16.Bb5 Rac8 17.Nb3 a6 18.Bc6 Rc6 19.Nbd4 Rc1 20.Rc1 Rc8 21.Rc8 Bc8 22.Kf1 Kf8 23.Ke2 Bb7 24.h3 g6 25.g3 Ke7 26.Nd2 Nd7 27.Nc4 (better is 27.e4!?=) 27...Bd5-/+ 28.Nb2 Ba2 29.Kd3 (29.Nc6 Kd6 30.Nb4 Be6 31.Na6 Bh3 32.Nc4 Kc6-/+) 29...Bd5 30.Kc3 Kd6 31.Kb4 Kc7 32.Nd3 Bc6 33.f3 a5 34.Kc3 Kd6 35.e4 b5 36.Nc2 Ne5 37.Ne5 Ke5 38.Kd3 f5 39.f4 Ke6 (better is 39...Kd6 40.e5 Kd5–+) 40.e5?? (better is 40.Nd4 Kd7 41.ef5 gf5 42.Nf5-/+) 40...Bd5 (better is 40...Be4 41.Kc3 Bc2 42.Kc2 Kd5–+) 41.Kc3?? (better is 41.Nd4 Ke7 42.Nb5=) 41...b4–+ 42.Kb2 Bg2 43.h4 (43.Kb3 Bc6 44.Ne3 g5-/+) 43...Bd5 44.Nd4 Ke7 45.Nb5 a4 Black plans b3 46.Nd4 a3 47.Kb1? (47.Kc2–+) 47...b3 48.Nb5 (48.Ka1–+) 48...Be4 49.Kc1 b2 50.Kd2 b1Q 51.Nc3 Qd3 52.Ke1 Qc3 53.Kf2 Qc2 54.Ke3 Qd3 55.Kf2 Qf3 56.Ke1 Qg2 57.Kd1 Bd3 58.Kc1 a2 59.Kd1 a1R# 0–1. tyop (1760) – lovcenac (1675), internet, 2013.

6.Nf3 0-0 7.Bg3 (7.Bd6 Qd6 8.d4 Bf5=) 7...Ne4 (7...Be6 8.cd5 Nd5 9.Nd4=+) 8.Qb3 (8.cd5 Bg3 9.hg3 Qd5+=) 8...Ng3 (8...dc4 9.Qc4 Re8 10.Nc3 Ng3 11.hg3=) 9.hg3= Qf6 (9...dc4 10.Bc4 h6 11.Qc2=) 10.d4 dc4 11.Bc4 Nc6 12.Be2 (12.Nc3 Bb4=) 12...b6 (12...Re8 13.Nbd2=) 13.Nbd2 Na5 14.Qa4 Bb7 15.Rc1 Rac8 16.Bd3 g6 17.Ne4 Qe7 18.Nd6 Qd6 (18...cd6 19.Kd2=) 19.Be2 (19.Rd1 Rfd8=) 19...c5 20.dc5 Rc5 21.0-0 Rfc8 22.Rc5 Rc5 23.Nd4 Rc8 (23...Nc6 24.Rd1=) 24.Rd1 Qe7 25.Bf3 (25.Nb5 Qe4 26.Qe4 Be4+-) 25...Bf3 26.gf3 h5 27.Ne2 Rc4 28.Qd7 Qd7 29.Rd7 Rc2 30.Nd4 Ra2 31.Ra7 Kg7 (31...Rb2 32.f4=) 32.Kg2 (32.Ne6 Kg8 33.Ra8 Kh7 34.Ng5 Kg7+/-) 32...g5 (32...Rd2 33.Rc7=) 33.Nf5 (33.f4!? gf4 34.Ne6 Kf6 35.Nf4+/-) 33...Kf6= 34.Nd6 h4 (34...Rc2!?=) 35.gh4+/- gh4 36.Nf7 (36.f4 Rb2+/-) 36...Rb2 (36...Rd2!?+=) 37.Nd6+/- b5?? (better 37...Ke6 38.Ne4 Nc4+/-) 38.Ra5+- b4 39.Rb5 b3 (39...Ke7 40.Ne4+-) 40.Ne4 Ke6 (40...Kf7 41.Nc5+-) 41.Rb3! (41.Rb3 Ra2 42.Kh3+-) 1-0. ClayPigeons (2160) - JannePaaso (2145), Rated Blitz game, lichess.org, 2021.

5.Be2 0-0

6.a3 Ba5 7.h3 Re8 8.Nf3 Nc6 9.Bb2 Bf5 10.c4 (10.0-0 Qd6=) 10...Bb6 11.cd5 Nd5 12.Nc3 Nc3 13.Bc3 Qd7 14.Qb3 Rad8 15.Qb2 f6 16.Bc4 Be6 17.Be6 Qe6 18.Qa2 Ba5 (18...Rd5 19.0-0=) 19.Qe6 Re6 20.Ba5 Na5 21.0-0 (21.Rc1 Rb6=) 21...c5 22.Rfd1 Red6 23.Kf1 (23.d4 Nc6=) 23...b5 24.Ke2 Rd3 (24...Nb3 25.Rab1 c4 26.d4=+) 25.Ne1 (25.Nd4 R8d4 26.ed4 c4+=) 25...Rb3 26.Rdb1 c4 27.Rb3 Nb3 (27...Rd2 28.Kd2 Nb3 29.Kc3 Na1 30.a4=+) 28.Rd1 Nc5 29.d4 Na4 30.Rc1 Rd6 31.f3 f5 32.Nc2 Re6 33.Nb4 h5 (33...Nb6 34.g4 Rh6 35.gf5 Rh3 36.e4=) 34.Nd5+= Kf7 35.Nc7 Rb6 36.Nd5 (36.e4 h4+=) 36...Rd6 (better is 36...Re6=) 37.Nc3 (better is 37.e4!?+=) 37...Nc3-/+ 38.Rc3 Ke6 39.Kd2 (39.g4 f4=+) 39...Kd5 40.Kc1 (40.Rc1 f4 41.ef4 Kd4-/+) 40...a5–+ 41.Kb2 (better is 41.Rc2!?–+) 41...b4 42.ab4 ab4 43.Rc2 Ra6 44.Rc1 (44.Re2–+) 44...Ra3 45.e4 fe4 46.fe4 Kd4 47.e5 (47.Kb1–+) 47...c3 48.Kc2 (48.Rc3 bc3 49.Ka3–+) 48...b3 49.Kb1 Ra2 50.e6 (50.Rd1 Kc4 51.h4 c2 52.Kc1 Kc3 53.Rd3 Kd3 54.e6 b2) 50...c2 51.Rc2 bc2 52.Kc1 Kc3 53.e7 Ra1 0–1. Blasig,Volker (1855) – Feller,Joseph (2255), Open96, 1996.

6.a3 Bc5 7.Nf3 Nc6 8.Bb2 Re8 9.Nc3 a6 10.0-0 d4 =+.

6.a3 Bd6 7.Bd6 Qd6 8.Nf3 c5 9.d4 Re8 10.0-0 Nc6 11.dc5 Qc5 12.Nbd2 Bf5 13.Bd3 Bg4 14.Nb3 Qe7 15.h3 Bf3 16.Qf3 Ne5 17.Qf4 Rac8 18.Qb4 a6 19.Nd4 Ne4 20.Nf5 Qf6 21.Be4 Nc6? 22.Qd6+/– Re6 23.Qd5 Rd8 24.Qb3 Re4 25.Qb7 Rc4 26.Rad1 Rb8 27.Qa6 Rc2 28.Qd3 Ra2 29.e4 g6 30.Nh6 Kg7 31.Nf7 Rbb2 32.Qg3 Nd4 33.Qe5 Kf7 34.Qd4 Qd4 35.Rd4 Ra3 36.Rd7 Kf6 37.Rh7 Raa2 38.Rh4 Re2 39.Rg4 Rab2 40.f3 Red2 41.Rc1 Rb6 42.h4 Rdd6 43.Rg5 1–0. Bendig,Frank – Malstroem,Jan, corr TKM/SF/02, 2001.

6.Bb2 Re8 7.f4 (7.Nf3 Bg4=+) 7...Ne4 8.Nf3 Bg4 9.0-0 Nd7 10.Nd4 Be2 11.Qe2 Bf8 12.Rf3 (12.Nc3!? c5 13.Ndb5 Nc3 14.Nc3=+) 12...c5-/+ 13.Nf5? (13.Nb5 Qb6 14.Bc1 Rad8-/+) 13...g6?? (better is 13...Qb6 14.Bc3 d4–+) 14.Ng3 (14.d3 Nef6 (< 14...gf5 15.de4 d4 16.e5=) 15.Ng3 Bg7=+) 14...Bg7 (14...Qb6 15.Ba3 Bg7-/+) 15.Nc3? (better is 15.Bg7 Kg7 16.Ne4 de4 17.Rf1=) 15...Nc3–+ 16.Bc3 d4 17.Bb2 d3! 18.Qd3 (18.cd3 Bb2) 18...Bb2 19.Rb1 Bg7 20.Rb7 Nb6 21.Qb3? (better is 21.f5 Be5 22.fg6 fg6 23.Ne4-/+) 21...c4–+ 22.Qb4 Qc8 23.Rb6 (23.Re7 Rd8 24.Qa5 Rd5–+) 23...ab6 24.Qb6 0–1. Gross,Wilhelm – Merten,Rainer, xv/09, 1987.

6.c3 Be7 7.Bf6 Bf6 8.Nf3 c5 9.Qc2 Re8 10.d4 c4 =+.

6.Bc3 Bc3 7.Nc3 Re8 8.d4 Nc6 9.Rb1 a6 10.Bd3 Qd6 =+.

6.Nc3 Nbd7 7.Bg3 (7.Rb1 c5 8.Bd6 Bc3 9.Bf8 Ba5 10.Bg7 Kg7 11.Nf3=+; 7.Bf4 Nc5 (7...c6 8.Nf3 Bc3 9.dc3 Ne4 10.c4 Nb6 11.cd5=+) 8.Nf3 Bc3 9.dc3 Nfe4 10.c4 Nc3 11.Qd2-/+) 7...c5 (7...c6 8.Nf3 Bc3 9.dc3 Qa5 10.Qd4 c5 11.Qd3-/+; 7...Re8 8.Nf3 Bc3 9.dc3 c5 10.c4 d4 11.ed4=+) 8.Bf3 (8.Nb5 Ne4 9.Nf3 Ng3 10.fg3 Nf6 11.c3=+) 8...Bc3 9.dc3 Qa5 (9...Nb6 10.Bh4 Bf5 11.Rb1=+) 10.Ne2 Ne4 (10...Nb6 11.0-0=+) 11.0-0 (11.Qd5 Ndf6 (11...Nc3?? 12.Qd2+–) 12.Qb3 Rd8=) 11...Ng3 12.Ng3 Nf6 13.Qe1 (13.Bd5 Bg4 14.f3 Nd5 15.Qd5 Be6=) 13...Qa4 14.Qb1 Ne4 15.Be4 de4 16.Qb3 Qc6 17.h3 Be6 18.Qb2 g6 (18...Rfd8 19.Rfd1-/+) 19.Rfd1=+ Bc4 20.Rd2 Rad8 21.Rad1 Rd2 22.Rd2 f5 23.a3 Rf7 24.Nf1 Rd7 25.Qc1 Kf7 26.Rd7 Qd7 27.Nd2 Be6 28.Kf1 b6 29.Ke1 Qd6 30.Nf1 (30.Qb2 Kg8-/+) 30...Bc4 31.Qd2 Ke6 32.Qd6 Kd6 33.Nd2 Be6 34.h4 Kc6 35.Kd1 (35.c4 Kd6-/+) 35...Kb5 36.Kc1 Ka4 37.Kb2 Kb5 (better is 37...c4!?-/+) ½–½. Blasig,Volker – Rasquin,Fernand, Luxembourg–chT, 1993.

6.Nf3 c5 7.a3 Ba5 8.c4 Nc6 9.Bb2 d4 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 c5 7.a3 Ba5 8.Be2 Nc6 9.Bb2 d4).

6.f4 c5 7.c3 (7.Nf3 Nc6 8.0-0 Re8 9.a3 Ba5 10.Bb5 Bd7 11.Bc6=+; 7.a3 Ba5 8.Nf3 Nc6 9.0-0 Bf5 10.Ra2 a6 11.Rb2=+) 7...Ba5 8.Bb8 (8.Nf3 Nc6=+ 9.0-0 Ne8 10.f5 Bf5 11.Qb3-/+) 8...Rb8-/+ 9.Nf3 Re8 (9...Ne4 10.0-0 Re8 11.Bb5-/+) 10.Ne5 (10.0-0 b5 11.Ne5-/+) 10...Bf5 (10...Bc7 11.Nf3-/+ (11.0-0-/+)) 11.0-0 c4 12.Na3 Bc7 13.Nf3 h6 14.Nb5 Bb6 15.a4 a6 16.Nbd4 Be4 17.Qe1 Bc5 18.Qh4 Bd6 19.g4 Be7 20.Qg3 Bh7 21.h4 (21.Qg2 Ne4-/+) 21...Ne4 22.Qh3 Qd7 23.h5 Bf6 24.Ra3 (24.Qg2 Bd4 25.cd4 Qe7-/+) 24...Re7 (24...Rbc8 25.Ra2–+) 25.Qg2 Rbe8 (25...Bd4 26.cd4 b5 27.ab5 ab5 28.Ne5-/+) 26.Rfa1 Qd6 27.Bd1 Kh8 28.Bc2 Rg8 29.R3a2 g6 (29...Bd4 30.Nd4 g6 31.Be4 de4 32.hg6 Qg6 33.Kf2 Qg4 34.Qg4 Rg4 35.Rb2=+) 30.hg6=+ fg6 (30...Bg6 31.Rb1=+) 31.Rb2= g5 32.f5 h5 33.a5 hg4 34.Qg4 Qc7 (34...Qg3 35.Qg3 Ng3 36.Kg2=) 35.Kg2 Bd4 36.Nd4 (36.cd4?? Bf5 37.Rh1 Kg7 38.Rb7 Bg4 (38...Qb7 39.Qf5 Rf7 40.Qe5 Rf6 41.Be4 de4 42.Ng5+=) 39.Rc7 Bf3 40.Kf3 Rf8 41.Kg4 Rc7 42.Be4 de4–+; 36.ed4?? Bf5!! 37.Rb7 Bg4 (37...Qb7?! 38.Qf5 Rh7 39.Qe5 Qg7 40.Qd5-/+) 38.Rh1 Kg7 39.Rc7 Bf3 40.Kf3 Rc7 41.Be4 Rf7 42.Ke3 Re8–+) 36...Nd2 37.f6 Re4 38.Be4 Be4 39.Kg1 Qh7 40.Qg3?? (better is 40.Rd1 Qh1 41.Kf2 Qh2 42.Ke1 Nf3 43.Qf3 Qb2 44.Qh5 Bh7 45.f7+=) 40...Qh1–+ 41.Kf2 Qa1 42.Qh2 Bh7 43.Rd2 Qc3 44.Rc2 Qb4 45.Ne6 Qb1-/+ 46.Nd4 Qb4 47.Ne6= ½–½. Svensson,Jan – Kilpatrick,Robert, corr 3GMM½–04, 1998.

6.f4 Ne4 7.Nf3 Nc6 (7...Nd7 8.Bb2 Be7 9.0-0 Re8 10.c4 dc4 11.Bc4=+) 8.0-0 Bc5 9.c4 Ne5 10.fe5 d4 11.Qc2 -/+.

6.f4 Be7 7.Nf3 c5 8.c4 (8.0-0 Nc6=+) 8...Nc6 9.Bb2 (9.0-0 Be6=+) 9...Re8 (9...dc4 10.Bc4 Na5 11.Be2=+) 10.0-0 d4 (10...Be6 11.Ne5=+) 11.ed4 (11.Ne5 Qd6 12.Na3 Ne5=+) 11...cd4-/+ 12.Ne5? (better is 12.Bd3!?-/+) 12...Ne5–+ 13.fe5 d3 14.Bd3 Qd3 (better is 14...Qb6!? 15.Kh1 Qb2 16.ef6 Qa1 17.fe7 A) 17...Qa2 18.Bh7 Kh8 19.Qh5 Bg4 20.Qh4 (20.Qg4?! Kh7 21.Qh5 Kg8 22.Qf7 Kh8+/–) 20...Qd2 21.Nd2 Bh5 22.Qh5 Re7 23.Bg6 Kg8 24.Qh7 Kf8 25.Qh8#; B) 17...Re7-/+) 15.ef6=+ Bc5 16.Kh1 Bg4! 17.Qc1 (17.Qg4 Qf1) 17...Bh3?? (17...Re2 18.fg7 Rg2 19.Bd4 Bf3 20.Rf3 Qf3 21.Qf1 Qf1 22.Bg1 Qg1) 18.Nc3+= Bg2? 19.Kg2+– Re2 20.Ne2 Qe2 21.Kh3 Qh5 22.Kg3 Bd6 23.Kf2 Re8 24.Re1 Qh2 (24...Qh2 25.Kf1 Qh3 26.Kg1 Bh2 27.Kh1 Bg3 28.Kg1 Qh2 29.Kf1 Qf2) 0–1. Huba – Rut,Vaclav, corr CZE, 1992.

6.f4 Bf5 7.Nf3 Nc6 8.0-0 Re8 9.a3 Be7 10.Bb5 Bd7 11.Bc6 =+.

6.Bf4 Nc6 7.Nf3 Re8 8.0-0 Bf5 9.a3 Bd6 10.Bd6 Qd6 =.

6.h4 Nc6 7.Bb2 d4 8.c3 de3 (8...d3!? 9.cb4 de2=+) 9.cb4= ef2 10.Kf2 Ne4 11.Ke1 Ng3 12.Rh2 Qd6 13.Nf3 (13.b5 Ne2 14.Qe2 Qh2 15.Nf3 Qg3 16.Kd1-+) 13...Re8 (13...Ne2?! 14.Ke2 Re8 15.Kf2-/+) 14.Nc3 Bg4 15.Kf2 (15.Qb1 Ne2 16.Ne4 Ng3-+) 15...Ne2 16.Ne2 Bf3 17.Rh3 (17.Kf3 Qh2 18.b5 Ne5 19.Be5 Qe5 20.Rc1-+) 17...Be2 (better 17...Re2!? 18.Qe2 Be2 19.Ke2 Re8 20.Kf1 Nb4 21.Bc3-+) 18.Qb3 Nb4 19.Rc1 (19.Kg1 Nd3-+) 19...Nd3 20.Rd3 (20.Kg1 Nc1 21.Qc3 Qh6 22.Qc1 Rad8-+) 20...Bd3 21.Kg1 Re2 22.Qb7 (22.Qc3 Qg3 23.Qg7 Qg7 24.Bg7 Kg7 25.Rc7-+) 22...Be4 23.Qc7 Rg2 24.Kf1 Qd3 (24...Qd3 25.Ke1 Qe2) 0-1. jobaychess (2000) - duke_red (2140), Rated Classical game, lichess.org, 2016.

6.Nf3 Nc6

7.Bb2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0-0 7.Nf3).

7.Bb2 Re8 8.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Re8 8.Be2).

7.Bg3 Qe7 8.a3 Ba5 9.Ne2 Ne5 10.Nd4 c5 11.Nb3 Bc7 12.0-0! Nf3 13.Qf3 Bg4 14.Bd6 Bd6 0–1. wojtekkk – harwarja, internet, 2014.

6.f4 Nc6

7.Nf3 Bc5 8.a3 Re8 9.Nc3 Ne5 10.Ne5 Qe7 -/+.

7.Nf3 Bc5 8.c3 Re8 9.0-0 Ne4 10.Bb5 Ne5 11.Be8 =+.

7.Nf3 Ne4 8.0-0 Bc5 9.c4 Ne5 10.fe5 d4 11.Qc2 -/+.

7.Nf3 Ne5 8.fe5 Ne4 9.0-0 f6 10.c3 Bc5 11.d4 =+.

7.Nf3 Re8 8.a3 Bc5 9.d4 Bb6 10.Bf6 Qf6 11.Qd2 -/+.

7.Nf3 Bf5 8.0-0 Re8 9.a3 Bc5 10.Bb5 Ne5 11.fe5 =+.

5.Be2 Nc6

6.Bb5 Bd7 7.Bc6 Bc6 8.Nf3 0-0 9.0-0 Re8 10.d3 Ng4 =+.

6.c3 Ne5 7.cb4 Qd6 8.Qc2 0-0 9.a3 Ne4 10.d3 Qg6 =+.

6.Nc3 Ne5 7.Nf3 Bc3 8.dc3 Nf3 9.Bf3 0-0 10.0-0 c6 11.Rb1 Re8 12.Qd4 Ne4 13.Rfd1 Bf5 14.Rb7 Rb8 15.Qa7 Rb7 16.Qb7 Re7 17.Qc6 Nc3 18.Rd4 Be4 19.Be4 Re4 20.Qc3 Rd4 21.ed4 Qb8 22.h3 h6 23.Qc5 Qb1 24.Kh2 Qa2 25.c3 Qf2 26.Qd5 Qf4 27.Kg1 Qc1 28.Kh2 Qc3 29.Qa8 Kh7 30.Qe4 g6 31.d5 Qc7 32.Kg1 Qd6 33.Qc4 Kg7 34.Qc6 Qd8 35.d6 Kf6 36.d7 Ke7 37.Qc8 Qd7 38.Qd7 Kd7 39.Kf2 Ke6 40.Kf3 Kf5 41.g4 Kg5 42.Kg3 f5 43.h4 Kf6 44.Kf4 g5 45.hg5 hg5 46.Kg3 f4 47.Kf3 Ke5 48.Ke2 Ke4 49.Kf2 f3 50.Ke1 Kf4 51.Kf2 Kg4 0-1. avz81 (1710) - Cacaprout25 (1720), lichess.org, 2017.

6.Nf3 Ne5 7.Ne5 0-0 8.0-0 Bd6 9.d4 Qe7 10.Nf3 Be6 =+.

6.Bf4 0-0 7.Nf3 Re8 8.0-0 Bf5 9.a3 Bd6 10.Bd6 Qd6 =.

6.Bg3 Ne4 7.c3 Be7 8.Nf3 Be6 9.Bb5 Ng3 10.hg3 Qd6 =+.

6.Bc3 Bc3

7.Nc3 0-0 8.Nf3 d4 9.ed4 Nd4 10.Nd4 Qd4 11.0-0 b6 12.Bf3 Rb8 13.Nb5 Qe5 (13...Qa4!? 14.Nc3 Qf4=) 14.Na7+= Qg5 15.Nc6 Bh3? (better is 15...Ba6 16.Re1 Rbe8+/–) 16.g3?? (better is 16.Nb8 Rb8 17.Re1+–) 16...Rbe8= 17.Bg2 (better is 17.Re1=) 17...Bg2-/+ 18.Kg2 Qd5 (better is 18...Qc5 19.Qf3 Re6-/+ (19...Qc2?! 20.d3=)) 19.f3?? (better is 19.Qf3 Ne4 20.d3 Qc6 21.de4 Re4 22.Rfe1+=) 19...Qc6–+ 20.c3 Qc4 21.Rb1 Qe2 22.Rf2 Qd1 23.Rd1 Ra8 24.Ra1 h5 25.f4 Ra3 26.Re2 Rfa8 27.c4 Ra2 28.Ra2 Ra2 29.Kf3 Ra3 30.d3 Rd3 31.Kg2 Kf8 32.Rc2 c5 33.Kf2 Rd4 34.Ke3 Ke7 35.h3 Kd6 36.Kf3 Kc6 37.g4 hg4 38.hg4 Ne8 39.f5 f6 40.Re2 Nd6 41.Re6 Rc4 42.Re7 b5 43.Rg7 b4 44.Rg6 b3 45.Rf6 b2 46.g5 b1Q 47.g6 Qd3 48.Kg2 Rc2 49.Kg1 Qd1 0–1. sunnyda – kepuc1, internet, 2013.

7.Nc3 Ne4 8.Nf3 0-0 9.Rb1 a6 10.0-0 b5 =+.

5.Be2 Nbd7

6.Bb2 Nb6 7.Nf3 0-0 8.0-0 Re8 9.Be5 Bg4 10.a3 =+.

6.Bb2 Bd6 7.Nf3 0-0 8.0-0 Re8 9.Ba3 c5 10.d4 =+.

6.Bb2 Qe7 7.Nf3 0-0 8.0-0 Rd8 9.a3 Bd6 10.Nc3 =.

6.c3 Ne5 7.cb4 Qd6 8.Qc2 0-0 9.a3 Ne4 10.d3 Qg6 =+.

6.Bd4 Bd6 7.Nf3 0-0 8.Bb2 Re8 9.0-0 Nb6 10.Nc3 a6 =+.

6.Nf3 Ne5 7.Ne5 0-0 8.0-0 Bd6 9.Nf3 Re8 10.d4 Bf5 =+.

6.Bf4 0-0 7.Nf3 Nb6 8.0-0 Re8 9.a4 c6 10.d3 Ba5 =.

6.Bg3 Ne4 7.Nf3 Ng3 8.fg3 0-0 9.0-0 Nb6 10.a4 Re8 =+.

6.Bb2 0-0

7.Nf3 Nb6 8.0-0 Re8 9.a4 Bg4 10.d3 c5 =.

7.Nf3 Nb6 8.0-0 Re8 9.Be5 Bg4 10.a3 =+.

6.Bb2 c6

7.Nf3 0-0 8.0-0 Re8 9.Nc3 Bd6 10.Rb1 =+.

7.Nf3 Nb6 8.0-0 0-0 9.d4 Bf5 10.c3 Bd6 11.Nbd2 Re8 12.Rc1 Qc7 13.h3 Rad8 14.c4 dc4 15.Nc4 Nc4 16.Bc4 Qd7 17.Bd3 Bd3 18.Qd3 Ne4 19.Ba3= c5 ½–½. Larsson,S – Hind,Alan, corr 3GMM–22, 1995.

7.Nf3 Nb6 8.0-0 0-0 9.d4 Bf5 10.Nh4 Be6 11.c3 Bd6 12.Qc2 Ne4 13.Nf3 Bf5 14.Bd3 Re8 15.Nbd2 Rc8 16.c4 Bb8 17.Rfe1 Nd2=+ 18.Nd2 Bd3 19.Qd3 Re6 20.cd5 cd5 21.Rac1 Rec6 22.Rc6 Rc6 23.Nf3 Nc4 24.Bc3 h6 25.e4 de4 26.Qe4 Nd6 27.Qd3 Qc8 28.Bd2 a6 29.a3 Rc2 30.Bb4 Rb2 31.Bc5+= Qd7 32.Qc3 Qb5 33.Bb4 Re2 34.Qc5 Re1 35.Ne1 Qc5 36.Bc5 Ne4 37.Nd3 Nc3 38.g3 f6 39.Kg2+= Kf7 40.Bb4 Nd5= 41.Nc5 Ba7 42.Kf3 f5 43.Bd2 Bc5 44.dc5 Ke6 45.h4 Kd7 46.g4 Ke6 47.Bc1 fg4 48.Kg4 Nf6 49.Kf4 g5 ½–½. Johansson,Ragnar – Svensson,Olle, corr SSKK, 1989.

7.Nf3 Nb6 8.0-0 0-0 9.Bd4 Re8 =.

6.Bc3 Bd6

7.Nf3 0-0 8.0-0 Re8 9.Bb2 Nb6 10.Nc3 =+.

7.f4 c5 8.Nf3 0-0 9.0-0 Re8 10.Bb2 Qb6 =+.

5.Be2 Be6

6.a3 Be7 7.Nf3 0-0 8.0-0 Nbd7 9.Bb2 Nb6 10.Nc3 Nc4 =.

6.Bb2 0-0 7.Nf3 Re8 8.0-0 Nc6 9.Nc3 Bc3 10.Bc3 Rb8 =.

6.c3 Nc6 7.cb4 Ne5 8.d4 Nc4 9.Nf3 0-0 10.0-0 Qd6 =.

6.Bc3 Ne4 7.Nf3 Nc3 8.Nc3 0-0 9.Rb1 c5 10.Na4 b6 =+.

6.Nc3 Nbd7 7.Rb1 c5 8.Bf6 Nf6 9.Na4 b6 10.Bb5 Bd7 =+.

6.Nf3 Nbd7 7.Bf4 0-0 8.0-0 Be7 9.Ng5 Ne4 10.Ne4 de4 =.

6.Bf4 0-0 7.Nf3 Re8 8.0-0 Nc6 9.a3 Be7 10.Bb5 Bd6 =.

5.Be2 Qe7

6.Bb2 0-0 7.Nf3 Re8 8.Nc3 c6 9.0-0 Bd6 10.a4 Bg4 =+.

6.Bc3 Bd6 7.Nf3 0-0 8.Bb2 Re8 9.0-0 c6 10.d4 Bg4 =+.

6.Bd4 0-0 7.Nf3 Nc6 8.Bb2 Re8 9.Nc3 d4 10.Nd4 Nd4 =+.

6.Nf3 Nc6 7.Bc3 0-0 8.Bb4 Nb4 9.a3 Nc6 10.0-0 Re8 =.

6.f4 0-0 7.a3 Bc5 8.Nf3 Rd8 9.0-0 Nc6 10.d4 Bb6 =+.

6.Bf4 0-0 7.a3 Bd6 8.Bd6 Qd6 9.d4 Bf5 10.Nf3 a6 =.

6.Bg3 Ne4 7.Nf3 Ng3 8.hg3 0-0 9.a3 Bd6 10.d4 Bf5 =.

5.Be2 Bf5

6.a3 Be7 7.Nf3 Nc6 8.Bb5 0-0 9.Bc6 bc6 10.0-0 Bg4 =+.

6.c3 Nc6 7.Bf6 Qf6 8.Qb3 Be7 9.Qd5 Qg6 10.Qb5 a6 =+.

6.Bc3 Bd6 7.Nf3 0-0 8.Nd4 Bd7 9.0-0 Ne4 10.Nf3 Re8 =+.

6.Nc3 Nbd7 7.Rb1 a5 8.Bf4 Nc5 9.Nf3 0-0 10.Nd4 Bd7 =.

6.Nf3 Nc6 7.Bb5 0-0 8.Bc6 bc6 9.Nd4 Bd7 10.Qf3 Ne4 =.

6.Bf4 0-0 7.Nf3 Re8 8.0-0 Nc6 9.a3 Bd6 10.Bd6 Qd6 =+.

5.f4 Nc6

6.Bb5 0-0 7.Bc6 bc6 8.Nf3 Bg4 9.0-0 Be7 10.d3 Qd7 11.Nbd2 Rab8 12.Qe1 Rb7 13.Qg3 Nh5 14.Qf2 Rfb8 15.Nb3 h6 16.Bc3 Bf3 17.Qf3= Nf6 18.Qe2 Qg4 19.Rf3 a6 20.Qf2 Qf5 21.Rg3 Nh5 22.Nd4 Qd7 23.Rh3 Nf6 24.Nb3 Ng4 25.Qg3= Bb4 26.Bd4 f5 27.Rh5 Qf7 28.Rh4 Be7 29.Rh3 Bf6 30.Rf1 Bd4 31.Nd4 Qf6 32.Nb3 Re8 33.Nc5?? Rb2 34.Nd7 Qc3 35.Ne5 Rc2 36.Ng4 fg4 37.Qg4 Qd3 38.Rg3 Re7 39.Qc8 Kh7 40.Qf8 Rd7 41.f5 c5 42.Qe8 Qb5 43.f6 Ra2 44.Qg6 Kg8 45.f7 Kf8 46.Qg7 Ke7 47.f8Q Ke6 48.Qgf6# 1–0. Psion – Psion, 4 Min/Zug, 1989.

6.Bb5 Bd7 7.Bc6 Bc6=+ 8.Nf3 0-0 9.0-0 Bb5 10.Re1 =+.

6.Nf3 0-0 7.Be2 Re8 8.Bb2 Bf5 9.0-0 Re7 (better is 9...Qe7!?+=) 10.Nh4 Bd7 (10...Bc8 11.Bf6 gf6 12.a3+/–) 11.Bf6+/– gf6 12.Bd3 Kh8 13.Qh5 Qg8 14.Nf5 Bf5 15.Bf5 (15.Bf5 Ree8 16.Rf3+/–; 15.Qf5?! Qg7 16.Rf3 Ree8+–) 1–0. fryckh – jaqufe, internet, 2017.

6.Nf3 Ne5 7.fe5 Ng4 8.c3=+ Be7 9.c4 0-0 10.Qb3 =+.

6.Nf3 Qe7 7.Be2 (7.a3 Bc5= (7...Ne5? 8.fe5 Bc5 9.ef6 Qf6 10.d4+–) 8.Nc3 Be6 9.Bb5 0-0 10.Bc6=; 7.c3 Bd6 8.Bb5 0-0 9.Bc6 bc6 10.Qa4=+) 7...Bg4 (7...0-0 8.Bb2 (8.0-0=+ Ne5 9.fe5 Ng4 10.c3=+) 8...Bc5 9.0-0 Ne4 10.Ne5=+; 7...Ne5 8.fe5 Ng4 9.c3 Bc5 10.d4=) 8.c3= Bd6 (8...Ne5? 9.fe5 Bc5 10.ef6 Qf6 11.Qa4 Bd7 12.Qb3+–; 8...Bc5 9.d4 Bb6 10.0-0=) 9.Bf6 (9.Bd6 Qd6 10.Qb3=) 9...Qf6 10.Qb3 0-0 (10...0-0-0 11.Qd5 Nb4 12.Qb3=) 11.Qd5=+ (< 11.Qb7 Nb4 12.cb4 Qa1-/+) 11...Nb4 12.Qb3 Bf5 (12...Be6 13.Qb2 Bf5 14.Na3=) 13.Na3 Nd3 (13...a5 14.Qc4=) 14.Bd3 Bd3 (14...Bd3 15.Nc4 Qg6=). Vasiljkov,ME – Moebius,B, corr, 1979.

6.Bb2 0-0

7.c3 Ba5 8.Be2 (8.Nf3 Ne4=+) 8...Re8 9.Nf3 Bb6 (9...d4 10.ed4 Nd5 11.g3=+) 10.Nd4 (10.0-0 Qd6=+) 10...Bd4 (10...Nd4 11.cd4 Bf5 12.0-0-/+) 11.cd4=+ Ne4 (11...Bf5 12.Qb3=+) 12.0-0 Qh4 (12...Qf6 13.d3 Nd6 14.Nc3=+) 13.Qb3 (13.Nc3 Nc3 14.Bc3 Ne7=) 13...Re6 (better is 13...Ne7=) 14.Bd3?? (better is 14.Qd5 Nb4 15.Qf5=) 14...Rh6–+ 15.Be4 Qh2 16.Kf2 de4 17.Nc3 (17.d5 Rh3 18.Qc4 Rf3 19.Ke1 Nb4 20.Rf3 Nd3 21.Qd3 ed3–+) 17...Rg6 (17...Bh3 18.Rg1 Rg6–+) 18.Rg1?? (18.Ke1 Qg2 19.f5–+) 18...Bh3 19.Raf1 Rg2 (19...Rg2 20.Ke1 Rg1–+) 0–1. Weber,K – Kozakiewicz,S, corr Poland, 1993.

7.c3 Bc5 8.Nf3 -/+.

7.Nf3 Qe7 8.Be2 Bf5 (8...Bc5 A) 9.Ne5 Ne5 (9...Ne4 10.0-0 Ne5 11.fe5 Qg5; 9...Bf5 10.0-0 Nb4 11.Na3 Ne4) 10.fe5 Ne4 11.0-0 Qg5; B) 9.Bb5 Be3 (9...Bf5 10.Bc6 bc6 11.Ne5 Qd6; 9...Nh5 10.Be2 Re8 11.Be5 Bf5) 10.de3 Qb4 11.Bc3 Qb5; C) 9.0-0 Ne4 (9...Bf5 10.Ne5 Nb4 11.Na3 Ne4; 9...Re8 10.Ne5 Ne5 11.fe5 Ne4) 10.Ne5 Ne5 11.fe5 Qg5; 8...Re8 A) 9.Nc3 Bf5 (9...Be6 10.0-0 a6 11.Ne5 Ne5; 9...Bc5 10.Na4 Ba3 11.Ba3 Qa3) 10.a3 Bc5 11.Na4 Bd6; B) 9.a3 Bd6 (9...Bc5 10.Bb5 Bd7 11.c4 a6) 10.0-0 Ne4 11.c4 dc4; C) 9.0-0 Ne4 (9...Bf5 10.Ne5 a6 11.Nc6 bc6) 10.Kh1 Be6 11.a3 Bc5) 9.0-0 (9.a3 Bc5 (9...Ba5 10.0-0 Ne4 11.Ne5 Ne5) 10.0-0 Ne4 11.Ne5 Rab8; 9.Nh4 Be4 (9...Be6 10.Nf3 Rad8 11.0-0 Bc5) 10.0-0 Rad8 11.a3 Bc5) 9...Ne4 (9...Rfe8 10.Ne5 Rab8 11.Bb5 Qe6; 9...Rae8 10.Ne5 Bc5 11.Bb5 Qe6) 10.Ne5 (10.Kh1 Bc5 11.Nc3 Rad8) 10...f6 (10...Ne5 11.fe5 Qg5) 11.Nd3 (11.Nc6 bc6) 11...Nd2 (11...Rfe8=+) 12.Nb4 Qe3 (< 12...Qb4 A) < 13.Qd2 Qb2 14.Nc3 d4 (14...Bc2? 15.Rac1+–; < 14...Qc2 15.Qd5 Kh8 16.Rac1+/–) 15.ed4 Qc2 (15...Bc2? 16.Rab1 Qa3 17.Bc4 Kh8 18.Qc2+–) 16.Qc2 Bc2=+; B) 13.Bc3 Nf1 14.Qd5 Kh8 15.Bb4 Ne3 16.Qc5 Nb4 17.Na3 Nbc2 18.Nc2 Nc2 19.Rc1+/–) 13.Kh1 Nf1 (13...Nb4 14.Nd2 Bc2 15.Qe1=+) 14.Nd5 Ng3 15.hg3 Qg3 16.Nbc3 Rac8 17.Bd3 Bd3 18.Qd3 Qd3 19.cd3 Rfd8 20.Ba3 Rd7 21.Rb1 b6 22.Rc1 Rb8 (22...Kf7!?-/+) 23.Nc7=+ Rc7 24.Nb5 Rcc8 25.Nd6 Ne7 26.Nc8 Rc8 27.Rc8 Nc8 28.d4 (28.Kh2 Kf7-/+) 28...Kf7 29.Kg1 Ne7 30.Kf2 Nd5 31.Bd6 (31.f5 Nc3 32.Ke3 Na2-/+) 31...b5 32.Kf3 a5 33.Bc5 (33.f5 b4–+) 33...b4 34.Ke4 Nc3 (34...Nc3 35.Kd3 Na2–+) 0–1. Rosner,Dirk – Andersson,Egart, email SOK–98–E004B, 1998.

7.Nf3 Re8 8.Be2 Bc5 =+.

7.Nf3 Bg4 8.Be2 Qd7 (8...Qe7 9.0-0=+) 9.0-0 (9.Bf6 gf6 10.0-0 Rfe8+=) 9...Bc5 (9...Qe6 10.a3 Be7 11.Nc3=+) 10.Kh1 (10.Bf6 gf6 11.Nc3 Rfe8+=) 10...Ne8 (10...Qe6 11.Nc3=+) 11.c4 (11.Nc3 Be7=) 11...dc4=+ 12.Bc4 (12.Qc1 Be6=+) 12...Rd8 (12...Nd6 13.Bb3=+) 13.Qc2 (13.Qc1 Bb4=) 13...Qd6 (13...Qf5 14.Qf5 Bf5 15.d4=) 14.Ng5 Qh6? (better is 14...Qg6 15.Qg6 hg6=) 15.Bf7 Rf7 16.Nf7 Kf7 17.Qc5 Nf6 18.Qg5 Qh5 19.Rf2 Nb4 20.Bf6 gf6 21.Qh5 Bh5 22.Nc3 Nd3 23.Rff1 Nb2 24.d4 Nc4 25.Rfe1 c6 26.Rab1 b6 27.Rb4 b5 28.Rbb1 a5 29.Rbc1 f5 30.Kg1 Kf6 31.Na4 Rd6 32.Nc5 Bf7 33.g4 fg4 34.Ne4 (34.Ne4 Ke7 35.Nd6 Kd6 36.Rcd1+–) 1–0. Piron,Jean Marie – Paavilainen,Tuomas, BEL–FIN, 1992.

5.f4 Be6

6.a3 A) 6...Bc5 A1) 7.Nf3 Nc6 (7...Nbd7 8.Nc3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.Bd3 0-0; 7...0-0 8.Nc3 Nfd7 9.Na4 Nc6 10.Bc3 Bf5 11.Bb5 a6) 8.Nc3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.Bd3 0-0; A2) 7.Nc3 Nc6 (7...Nbd7 8.Nf3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.Bd3 0-0; 7...0-0 8.Bd3 Nfd7 9.Nf3 Nc6 10.0-0 Nde5 11.fe5 Bg4; 7...a6 8.Nf3 Nc6 9.Rb1 b5 10.Bd3 0-0 11.0-0 Ne5) 8.Nf3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.Bd3 0-0; B) 6...Bd6 B1) 7.Nf3 0-0 (7...Nc6 8.Nc3 0-0 9.Bd6 Qd6 10.Bd3 a6 11.0-0 d4 ) 8.Nc3 Be5 9.fe5 Ne4 10.Rb1 Nd7 11.Be2 Ndc5; B2) 7.Bd3 Be5 (7...Nc6 8.Bd6 Qd6 9.Nc3 a6 10.f5 Bd7 11.Nf3 0-0-0; 7...0-0 8.Nc3 Be5 9.fe5 Nfd7 10.Nf3 Nc6 11.0-0 g6) 8.fe5 Ng4 9.Nf3 Nc6 10.Nc3 Nge5 11.Rb1 Nd3; B3) 7.Bd6 Qd6 8.Nc3 Nc6 9.Bd3 0-0-0 10.Nf3 a6 11.0-0 d4; B4) 7.Bb5 Nc6 (7...c6 8.Be2 Be5 9.fe5 Ne4 10.Nf3 0-0 11.d3 Qa5 ) 8.Nc3 0-0 9.Nf3 Ne4 10.Bc6 bc6 11.0-0 Bg4; B5) 7.Nc3 Be5 (7...0-0 8.Nf3 Be5 9.fe5 Ne4 10.Bd3 Nc3 11.dc3 Nc6; 7...Nc6 8.Nf3 Be5 9.fe5 Ne4 10.Bb5 0-0 11.0-0 Nc3; 7...Nbd7 8.Bd6 cd6 9.Nf3 0-0 10.Bd3 Nc5 11.0-0 Bg4) 8.fe5 Ne4 9.Ne4 de4 10.Qb1 0-0 11.Qb7 Bd5; C) 6...Be7 C1) 7.Bd3 Nc6 (7...Nbd7 8.Nc3 Ne5 9.fe5 Nd7 10.Nf3 c6 11.Nd4 g6; 7...Ne4 8.Nc3 f6 9.Be4 de4 10.Bd4 0-0 11.Qh5 c5; 7...0-0 8.Nc3 Ng4 9.Nf3 Ne5 10.fe5 c5 11.Qb1 Qd7; 7...Nfd7 8.Nf3 Ne5 9.fe5 c5 10.Nc3 c4 11.Be2 Nc6; 7...Bg4 8.Nf3 Nc6 9.h3 Bh5 10.Nc3 0-0 11.Qb1 Ne4) 8.Nc3 Nd7 9.Nf3 Nde5 10.fe5 0-0 11.Qb1 f6; C2) 7.Nc3 Nbd7 (7...Nc6 8.Bd3 Ng4 9.Nf3 Nge5 10.fe5 Bg4 11.Be2 0-0; 7...0-0 8.Bd3 Ng4 9.Nf3 Ne5 10.Ne5 Nd7 11.Nd7 Qd7) 8.Bd3 Nc5 9.Nf3 0-0 10.0-0 Qd7 11.Nd4 Nd3; C3) 7.Be2 Nc6 (7...0-0 8.Nf3 Nc6 9.Nc3 Ne5 10.fe5 Ne4 11.0-0 Nc3; 7...Nbd7 8.Nf3 0-0 9.Nc3 Ne5 10.fe5 Ne4 11.0-0 c5; 7...Bf5 8.Nc3 Nc6 9.Nf3 0-0 10.0-0 Nd7 11.Bd3 Bg4; 7...Nfd7 8.Bb2 Bh4 9.g3 Bf6 10.Nc3 Nc6 11.Nf3 0-0) 8.Nf3 Ne5 9.Ne5 0-0 10.0-0 d4 11.Bc4 Bc4; C4) 7.Nf3 Nbd7 (7...0-0 8.Nc3 Nc6 9.Bd3 Ng4 10.Bd4 g6 11.0-0 b6; 7...Nc6 8.Bd3 Ne5 9.fe5 Ne4 10.0-0 0-0 11.Nd4 Qd7) 8.Bd3 Ne5 9.Ne5 0-0 10.0-0 d4 11.Qf3 Bc5; D) 6...Ba5 D1) 7.Bd3 0-0 (7...Nc6 8.Nf3 Ne4 9.0-0 0-0 10.Bb2 Qe7 11.Nc3 Bc3) 8.Nf3 Ne4 9.0-0 Nd7 10.Bb2 Ndc5 11.Nc3 Bg4; D2) 7.Nf3 0-0 (7...Nc6 8.Bd3 0-0 9.0-0 Ne4 10.Bb2 Qe7 11.Nc3 Bc3; 7...Nbd7 8.Bd3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.0-0 Bg4; 7...Qe7 8.Nc3 Nc6 9.Bb5 0-0 10.0-0 Ne5 11.Ne5 Qc5) 8.Bd3 Nc6 9.0-0 Ne4 10.Bb2 Qe7 11.Nc3 Bc3.

6.Bd3 A) 6...0-0 A1) 7.a3 Ba5 (7...Be7 8.Nc3 Nc6 9.Nf3 Ng4 10.Bd4 f5 11.0-0 Rb8; 7...Bd6 8.Nf3 Be5 9.fe5 Nfd7 10.Nc3 Nc6 11.Rb1 b6) 8.Nf3 Ne4 9.0-0 Nd7 10.Bc3 Bb6 11.Nd4 Bd4; A2) 7.Nf3 Nc6 (7...Ne4 8.a3 Ba5 9.0-0 Nc6 10.Bb2 Bg4 11.Nc3 Nc3; 7...Bg4 8.a3 Ba5 9.0-0 Nc6 10.h3 Bf3 11.Qf3 Re8) 8.0-0 Ne4 9.Bb2 Qe7 10.a3 Ba5 11.Nc3 Bc3; B) 6...Nfd7 7.Bc3 Bc3 8.Nc3 Nc5 9.Nf3 Nc6 10.Ng5 d4 11.Nce4 Ne4; C) 6...Nc6 C1) 7.a3 Ba5 (7...Bc5 8.Nc3 d4 9.Na4 Ne5 10.fe5 Nd7 11.Nc5 Nc5; 7...Bd6 8.Bd6 Qd6 9.Nc3 0-0-0 10.Nf3 a6 11.0-0 d4; 7...Be7 8.Nf3 Nd7 9.Bd4 Nc5 10.Nc3 Nd3 11.cd3 0-0; 7...Bg4 8.Nf3 Ba5 9.h3 Bf3 10.Qf3 0-0 11.0-0 Re8) 8.Nf3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.0-0 Bg4; C2) 7.Nf3 Ne4 (7...0-0 8.0-0 Ne4 9.Bb2 Bg4 10.Nc3 Re8 11.Rb1 h6; 7...Bg4 8.a3 Ba5 9.h3 Bf3 10.Qf3 0-0 11.0-0 Re8) 8.0-0 0-0 9.Bb2 h6 10.a3 Be7 11.Nc3 Nc5.

6.Nf3 0-0 A) 7.Bd3 Nc6 (7...Bg4 8.a3 Ba5 9.h3 Bf3 10.Qf3 Nc6 11.0-0 Re8) 8.0-0 Ne4 9.Bb2 f6 10.Nc3 Bc3 11.Bc3 Qd6; B) 7.a3 Bd6 (7...Ba5 8.Bd3 Nc6 9.0-0 Ne4 10.Bb2 f6 11.Nc3 Nc5; 7...Be7 8.Nc3 Nc6 9.Bd3 Nd7 10.0-0 Nde5 11.fe5 d4) 8.Bd3 Nc6 9.Bd6 Qd6 10.Nc3 a6 11.0-0 d4.

6.Nf3 a6 7.Bd3 (7.c3 Bc5= (7...Be7 8.Qb3 Qc8 9.Nd4 Nbd7 10.c4 Nc5 11.Qc2 dc4; 7...Bd6 8.Qb3 0-0 9.Qb7 Nbd7 10.Be2 Rb8 11.Qa7 Nc5; 7...Ba5 8.Bd3 Nc6 9.Qb3 Bb6 10.f5 Bc8 11.0-0 Ne5) 8.d4 Bb6 9.Bd3 Nc6 10.0-0 Ng4 11.Qe2 0-0; 7.a3 Bc5 (7...Bd6 8.Nc3 Nc6 9.Bd3 Be5 10.fe5 Ng4 11.0-0 Qe7) 8.d4 Bb6 9.Bd3 Nc6 10.0-0 Ng4 11.Qe2 0-0) 7...Be7 (7...Nc6 8.a3 Bc5 9.Nc3 0-0 10.0-0 d4 11.Bf6 Qf6; 7...0-0 8.f5 Bd7 9.Nc3 Bc3 10.Bc3 Nc6 11.0-0 Ne4; 7...Ne4 8.a3 Ba5 9.Nc3 Nc3 10.Bc3 Bc3 11.dc3 Nc6; 7...Nbd7 8.Bc3 Bc3 9.Nc3 Nc5 10.0-0 0-0 11.f5 Bd7; 7...Qd7 8.a3 Bc5 9.Nc3 Nc6 10.Qe2 Bg4 11.Rb1 b5; 7...Bg4 8.c3 Bd6 9.Bf6 Qf6 10.Qb3 Nd7 11.Qb7 Nb6; 7...Ng4 8.f5 Bd7 9.Bg7 Rg8 10.Bc3 Nc6 11.0-0 Qe7) 8.0-0 (8.Nd4 Bg4 (8...Nbd7 9.Ne6 fe6 10.0-0 0-0 11.Nc3 b5) 9.Qc1 (9.Be2 Be2 10.Qe2 0-0 11.0-0 Nc6) 9...c5= (9...0-0 10.Nc3 Nc6 11.Nc6 bc6) 10.Nf5 Bf5 11.Bf5 0-0; 8.f5 Bc8 9.0-0 Nc6 10.Nc3 Ne5 11.Ne5 Qd6) 8...c5 (8...Nc6 9.Nc3 0-0 10.Rb1 b5 11.Nd4 Nd4) 9.Qc1 (9.Ng5 c4 10.Be2 Nc6 11.Nc3 0-0) 9...Nc6 (9...c4 10.Be2 Nc6 11.Qb2 0-0) 10.Qb2 (10.Nc3 c4 11.Be2 0-0) 10...Qd7 (10...b5 11.c3+= (11.Nc3 b4) 11...c4) 11.a4 (11.f5 Bf5 (11...Ne5 12.Ne5 Qc7 13.fe6 fe6 14.Be2+–) 12.Bf5 Qf5 13.Qb7 Qc8 14.Qc8 Rc8+=) 11...c4 (11...0-0 12.Bc3+=) 12.Be2= Ne5 (12...0-0 13.Nc3=) 13.Ne5 Qc7 14.d4 (14.Nc3 Bd6=) 14...0-0 15.Bf3 Bf5 (15...Rfe8!?+=) 16.Nc3+= Be4 17.g4 (17.Be4!? de4 18.Rfb1+=) 17...Bf3+= 18.Rf3 Rfd8 19.g5 Ne8 20.Rb1 (20.Re1 Rab8=) 20...Rab8 21.Qb6 Rd6 (21...Qb6 22.Rb6 Bd6 23.h4+=) 22.Qc7 Nc7 23.e4 b5 (23...de4 24.Ne4 Rd4 25.Nc6 Re4 26.Nb8=) 24.ab5 (24.ed5 Nd5 25.Nd5 Rd5=) 24...ab5 (24...de4!? 25.Re3 Rd4=) 25.ed5+= Bf8 (25...Rbb6!?+=) 26.Nc4!+/– Rdd8 (26...bc4 27.Rb8 Pinning (27.Rb8 Deflection)) 27.d6! Bd6 28.Nd6 Rd6 29.Rd3 b4 30.Ne4 Rdd8 31.c4 bc3 32.Rb8 Rb8 33.Nc3 Ne6 34.Ne2 Rb1 35.Kf2 Rb2 36.Kf3 Re2+= 37.Ke2 Nf4 ½–½. Jacewicz,Grzegorz (2000) – Schulz,Peter (1840), remoteschach.de, 2010.

6.Nf3 Nc6 A) 7.a3 Be7 (7...Ba5 8.Bd3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.0-0 Bg4) 8.Bd3 Ne5 9.Ne5 0-0 10.Nc3 d4 11.ed4 Qd4; B) 7.Bd3 0-0 (7...Bg4 8.a3 Ba5 9.h3 Bf3 10.Qf3 0-0 11.0-0 Re8; 7...Ne4 8.0-0 0-0 9.Bb2 f6 10.Nc3 Nc5 11.a3 Ba5) 8.0-0 Bg4 9.a3 Bc5 10.Nc3 Nd7 11.h3 Bh5.

6.Nf3 Nbd7 A) 7.a3 Bc5 (7...Bd6 8.Bd6 cd6 9.Nd4 Nc5 10.Bb5 Bd7 11.Bd7 Qd7; 7...Be7 8.Bd3 Ne5 9.Ne5 0-0 10.0-0 d4 11.Qf3 Bc5; 7...Ba5 8.Bd3 Ne5 9.Ne5 Nd7 10.Nd7 Qd7 11.0-0 Bg4) 8.Nc3 0-0 9.Bd3 Ne5 10.fe5 Ng4 11.h3 Nh6; B) 7.Bc3 Bc5 8.Bd3 Ne4 9.Bb2 0-0 10.Nc3 Ndf6 11.0-0 Bg4; C) 7.Bd3 Ne4 8.Bg7 Rg8 9.Bc3 Bd6 10.Qe2 c6 11.Bd4 c5; D) 7.Nc3 Ne5 8.Ne5 Bc3 9.dc3 Ne4 10.g3 0-0 11.Bg2 f6; E) 7.c3 Ba5 (7...Be7 8.Bd3 Ne4 9.0-0 0-0 10.Nd4 c5 11.Ne6 fe6) 8.Nd4+= (8.Qc2 0-0 9.Bd3 Nc5 10.Ng5 Nfe4 11.Ne6 Nd3) 8...0-0 9.Ne6 fe6 10.Bf6 Nf6 11.Bd3 c5.

5.Bf4 0-0

6.a3 Be7 7.Nf3 Nc6 8.d4 Nh5 9.Be5 f6 10.Bg3 f5 =.

6.Bb5 a6 7.Be2 Bf5 8.Nf3 Nc6 9.0-0 d4 10.Ne5 Ne5 =+.

6.c3 Be7 7.Be2 Nbd7 8.d3 Re8 9.Bg3 c5 10.Nd2 d4 =+.

6.Bd3 Nbd7 7.Nf3 Nh5 8.Bg5 f6 9.Bh4 Qe8 10.0-0 Ne5 =.

6.Be2 Bf5 7.Nf3 Re8 8.0-0 Nc6 9.d4 a6 10.c4 dc4 =.

6.Qf3 Re8 7.Ne2 Nc6 8.a3 Be7 9.Nbc3 a6 10.h3 Bd6 =+.

6.Nf3 Re8 7.Be2 Bf5 8.0-0 Nc6 9.d4 Bd6 10.Bd6 Qd6 =.

5.Bf4 Nc6

6.a3 Be7 7.Nc3 0-0 8.d4 Na5 9.Nf3 Nh5 10.Bg3 c6 =+.

6.Bb5 0-0 7.Nf3 Ne7 8.a3 Ba5 9.Ne5 Ne4 10.0-0 f6 =+.

6.c3 Be7 7.Bb5 0-0 8.Nf3 Nh5 9.Bg3 Bd7 10.d4 Rb8 =+.

6.Bd3 0-0 7.Nf3 Be7 8.0-0 Nh5 9.Be5 Ne5 10.Ne5 Nf6 =+.

6.Be2 d4 7.Bf3 Nd5 8.Bd5 Qd5 9.Nf3 Bd6 10.Bd6 Qd6 =+.

6.Nf3 0-0 7.Bb5 Ne7 8.a3 Ba5 9.0-0 Ng6 10.Bg5 Qd6 =+.

6.h3 0-0 7.Nf3 d4 8.Bc4 Na5 9.Qe2 de3 10.fe3 Nh5 =+.

5.Bf4 Bd6

6.Bb5 c6 7.Bd6 Qd6 8.Be2 0-0 9.Nf3 Bg4 10.0-0 Bf3 =+.

6.c3 Bf4 7.Qa4 Nbd7 8.Qf4 0-0 9.Nf3 c5 10.Na3 Ne4 =+.

6.Bd6 Qd6 7.d4 0-0 8.Bd3 Re8 9.Nf3 Nc6 10.0-0 Nb4 =.

6.Ne2 0-0 7.Nbc3 Re8 8.Rb1 Bf4 9.Nf4 d4 10.Na4 c6 =+.

6.Qf3 Nc6 7.d4 0-0 8.a3 Bg4 9.Qg3 Re8 10.c3 Bf4 -/+.

6.Bg3 Ne4 7.d4 Bg3 8.hg3 Qe7 9.Nf3 Bg4 10.a3 Nc6 =.

6.Bg5 0-0 7.Nc3 c6 8.Nf3 b5 9.Be2 Nbd7 10.Nd4 b4 =+.

5.Bf4 Ne4

6.a3 Qf6 7.ab4 Qa1 8.Bc7 Na6 9.Ba6 Qa6 10.d3 Nd6 =+.

6.c3 Be7 7.d3 Ng5 8.Be2 0-0 9.Nf3 Ne6 10.Bg3 Re8 =.

6.Bd3 0-0 7.Qh5 Re8 8.Ne2 g6 9.Qf3 Nd7 10.Be4 de4 =+.

6.f3 Nf6 7.Bd3 Nh5 8.Ne2 Nf4 9.Nf4 0-0 10.0-0 Bc5 =+.

6.Qf3 0-0 7.a3 Ba5 8.c3 c5 9.Qh5 Nf6 10.Qd1 Bf5 =+.

6.Nf3 Bg4 7.c3 Bd6 8.Bd6 Qd6 9.d3 Nf6 10.h3 Bf3 =.

6.Qh5 0-0 7.Nf3 Be7 8.Be2 Bf6 9.Be5 Nd7 10.Bf6 Qf6 =+.

5.Bf4 Be6

6.a3 Be7 7.d4 0-0 8.Bd3 Nbd7 9.Ne2 Nh5 10.Nd2 c5 =+.

6.Bb5 c6 7.Be2 0-0 8.Nf3 Re8 9.0-0 Nbd7 10.a3 Ba5 =.

6.c3 Be7 7.Nf3 Nbd7 8.Be2 0-0 9.Qb3 Nh5 10.Qb7 Nf4 =+.

6.Bd3 0-0 7.Nf3 Bd6 8.Bd6 Qd6 9.Nc3 c5 10.Rb1 b6 =+.

6.Be2 d4 7.c3 dc3 8.Nc3 0-0 9.Rb1 Nc6 10.a3 Bc3 =.

6.Qf3 0-0 7.a3 Bd6 8.Bd6 Qd6 9.Nc3 Rd8 10.Nge2 a6 =+.

6.Nf3 0-0 7.Be2 Re8 8.0-0 Nc6 9.a3 Be7 10.Bb5 Bd6 =.

5.Bf4 Qe7

6.a3 Bd6 7.Bd6 Qd6 8.d4 0-0 9.Bd3 Nbd7 10.Nf3 c5 =.

6.Bb5 c6 7.Be2 0-0 8.a3 Bd6 9.Bd6 Qd6 10.d4 Ne4 =.

6.c3 Bd6 7.Bd6 Qd6 8.d4 0-0 9.Bd3 c5 10.dc5 Qc5 =.

6.Bd3 0-0 7.c3 Bd6 8.Bd6 Qd6 9.Nf3 Bg4 10.0-0 Nbd7 =+.

6.Be2 0-0 7.a3 Bd6 8.Bd6 Qd6 9.d4 Bf5 10.Nf3 Nc6 =.

6.Qf3 0-0 7.a3 Ba5 8.Ne2 Nbd7 9.Nec3 Ne5 10.Qg3 Rd8 =+.

5.Bf4 Bf5

6.a3 Bd6 7.Bd6 Qd6 8.Nf3 Nbd7 9.Nc3 0-0 10.Nb5 Qc5 =+.

6.Bb5 c6 7.Be2 0-0 8.Nf3 Bd6 9.Bd6 Qd6 10.0-0 Re8 =.

6.c3 Bd6 7.Bd6 Qd6 8.Nf3 0-0 9.d4 Nc6 10.Be2 Ne4 =+.

6.Nc3 0-0 7.Nb5 Ba5 8.Nf3 Be4 9.Be2 Nh5 10.Be5 a6 =+.

6.Be2 0-0 7.Nf3 Nc6 8.0-0 Re8 9.d4 Ne4 10.c4 Bc3 =.

6.Ne2 0-0 7.Nd4 Be4 8.a3 Bd6 9.Bd6 Qd6 10.d3 Bg6 =+.

6.Nf3 0-0 7.Be2 Re8 8.0-0 Nc6 9.Bb5 Bd6 10.Bd6 Qd6 =+.

Play 1.b4 at Chessworld.net!

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Chessworld.net on behalf of Marek have set up a continuous stream of 1.b4 tournaments.

These tournaments should always be available to join. As soon as four players are paired, another one will automatically be set up.

    Available lines:
  • 1.b4 (4 players, 1 day/move)
  • 1.b4 (4 players, 10 days/move)
  • 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 (4 players, 3 days/move)
  • 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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