5.Nc3 ab5 6.Bb5 c6 7.Ba4 Bd7 8.Nf3 (8.Bb3 c5 9.d3 b5-/+) 8...b5-/+ 9.Bb3 c5 10.a4 (10.a3 c4 11.Ba2 Ba3 12.Ba3 Ra3-/+) 10...c4-+ 11.Ba2 b4 12.Nb5 Ra4 13.Nbd4 Qa5 14.0-0?? (better is 14.Qb1-+) 14...Ra2 15.Qb1 Ra1 16.Qa1 Qa1 17.Ra1 Bd6 18.Ra5 0-0 19.Nb5 Bb5 20.Rb5 Nbd7 21.Rb7 (21.Kf1 Ra8 22.Bf6 Nf6-+) 21...Ra8 22.Bf6 Nf6 23.h3 (23.Kf1 Ra2 24.Rb6-+) 23...Ra1 24.Ne1 Re1 0–1. Schlaeger,Michael (1885) – Kleinsorgen,Horst (2050), remoteschach.de, 2006.

5.Nc3 Bd6 6.Nf3 0-0 7.a3 (7.Be2 e5+=) 7...e5 (7...Bd7 8.ba6 Na6 9.Nb5+=) 8.d3 (8.Be2 c5+=) 8...Bd7 (8...c5 9.ba6 Na6 10.Be2-/+) 9.ba6 (9.d4 e4 10.Ne5 c6-/+) 9...Na6 10.Ne2 (better is 10.Be2-/+) 10...Ba4 (better is 10...Qe7!?-/+) 11.Ne5 (11.Be5 Be5 12.Ne5 c5=) 11...Be5 (11...Re8!? 12.Nf3 c5=) 12.Be5+= Qe7 (12...Re8 13.d4+=) 13.Bf6 (13.d4 Ne4 14.Ng3 f6+/–) 13...Qf6 14.e4?? (better is 14.d4+=) 14...Bc2!-+ 15.Qc1? (15.Qc2 Deflection from a1 15...Qa1) 15...Bd3 (better is 15...Nc5!? 16.Qc2 Qa1 17.Kd2 Qa3 18.Ng3-+) 16.ed5 Rae8 (16...Nb4! 17.Qc3 Nc2 18.Kd2 Qc3 19.Nc3 Na1 20.Bd3 Ra3 21.Bc4 Nb3 22.Bb3 Rb3 23.Kc2-+) 17.Ra2 Qf5 18.Rd2 Qd5 19.h4 (19.Qc3 Nc5-+) 19...Nc5 (19...Qa5!? 20.Rh3 Nc5 21.Qb2 Be2 22.Be2-+) 20.Qc3 Re7 (20...Rd8 21.f3 Rfe8 22.Rh3-+) 21.Rh3 Rfe8 (better is 21...Rd8!? 22.Re3 Re3 23.fe3 Ne4 24.Qc7 Nd2-+) 22.Rg3+= The mate threat is Qxg7 22...g6 23.h5?? (better is 23.Rgd3 Nd3 24.Qd3+=) 23…Ne4?? (23...Ne4 24.Rgd3 Qh5-/+ (24...Nc3?! 25.Rd5 Nd5 26.Rd5=); better is 23...Be2 24.Rd5 Bf3 25.Be2 A) 25...Bd5?! 26.Re3 (26.Qc5?? Re2 27.Kd1 Re1 28.Kd2 R8e2 29.Kc3 Rc1 30.Kd4 Rc5 31.Kc5 Rd2-+) 26...Ne6 27.hg6 fg6 28.Bc4=; B) 25...Re2 26.Kf1 Bd5-+) 0–1. Kaczmarek,Michal – Howie,Andy, IECC, 1998.

5.c4 Bc5 6.a4 d4 7.Qc2 (7.Nf3 de3 8.fe3 0-0=) 7...e5 (7...de3 8.de3 Nbd7 9.Nf3=) 8.e4 (8.Nf3 Qe7=+) 8...Bg4 9.d3 (9.Qd3 ab5 10.ab5 Ra1 11.Ba1 Nbd7-/+) 9...0-0 (9...Bb4 10.Nd2-/+) 10.h3 (10.Be2 ab5 11.cb5 Bb4 12.Nd2 Qd7=+) 10...Bh5 (10...Be6 11.Nf3 ab5 12.ab5 Ra1 13.Ba1-/+) 11.Be2=+ Bb4 12.Nd2 c6 13.Bh5 Nh5 14.Ngf3 Re8 (14...Qf6 15.0-0=+) 15.0-0 Nf4 16.Nb3 Qf6 17.Bc1 (17.Kh2!?=+) 17...Nh3!-/+ 18.Kh2 (18.gh3 Qf3) 18...Nf4 19.Bf4 Qf4-+ 20.Kg1 Nd7 21.bc6 bc6 22.Rab1 Re6 23.Qc1? Qc1-/+ 24.Rfc1 a5 25.c5 Rg6 26.g3 h5 27.Nh4 Rf6-+ 28.Kg2 Rb8 29.Nf3 Kh7 30.Nfd2 Bd2 31.Nd2-/+ Rb4 32.Rb4+= ab4 33.Rc4 Nb8 34.Rb4 Na6 35.Rc4 ½–½. Schmidt – Medl, corr DDR–HUN, 1984.

5.c4 c6 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 c6 5.c4 a6).

5.c4 Bd6 6.d4 ab5 7.c5 Be7 8.Bb5 Bd7 9.Qb3 Nc6 10.Nd2 0-0 11.Ngf3 Na5 12.Qd3? (12.Qb4 b6 13.Bd3 Nb7+=) 12...Bb5?? (better is 12...c6 13.Ba4 Nc4 14.Nc4 dc4 (14...Ra4?! 15.Nb6 Ra6 16.0-0=) 15.Qc4 Qa5 16.Ke2 Qa4 17.Qa4 Ra4-+) 13.Qb5= Qd7 14.Qd7 Nd7 15.Bc3 b6 16.cb6 Nb6 (16...cb6 17.Ba5 Ra5 18.Ke2+=) 17.0-0 (17.a4 Ra6 18.Ke2 Rfa8=) 17...Nac4= 18.Nc4 Nc4 19.a4 Rfb8 20.Ra2 Rb3-/+ 21.Bd2 Ra3 22.Ra3 Ba3 23.Ra1 Ra4 24.Bc3 Ra8 25.g3 Rb8 26.Nd2 Nd2 27.Bd2 Bd6 28.Rc1 Kf8 29.Kg2 Ke7 30.Ra1 e5 31.Rc1 e4 32.Rc2 Kd7 33.Bc3 g6 34.Bb2 h5 35.Ba1 Ra8 36.Bc3 Ra4 37.Bd2 Rc4 38.Ra2 c5 39.dc5 Bc5 40.Kf1 Bb4 41.Bb4 Rb4 42.Ra5 Ke6 43.h4 d4 44.ed4 Rd4 45.Ke2 Rd5 46.Ra4 Kf5 47.Ke3 Rd3 48.Ke2 Rd5 49.Ke3 Re5 50.f3 ef3 51.Kf3 f6 52.Rf4 Ke6 53.Ra4 g5 54.hg5 fg5 55.Ra6 Kf5 56.Ra8 Rb5 57.Rf8 Kg6 58.Rg8 Kh7 59.Ra8 Rb3 60.Kf2 Kg6 61.Ra5 Rb4 Black intends h4 62.Ra2 Kf5 63.Kg2 Kg4 64.Rc2 Ra4 65.Rb2 h4 66.gh4 Kh4 67.Rc2 Rg4 68.Kh2 Rg3 69.Rc4 Rg4 70.Rc2 Re4-+ 71.Ra2 g4 72.Rb2 Rc4 73.Ra2 Kg5 74.Rb2 Kf4 75.Rf2= Kg5 76.Ra2 Rc3 77.Kg2 ½–½. Mazurkiewicz,Marcin (2000) – Campbell,Charles, 39th Olympiad Men, 2010.

5.Be2 ab5 6.Bb5 Bd7 7.Be2 c5 8.g4 (8.Nc3 Ra5=+) 8...c4 9.g5 Ne4 10.h4 Qb6 11.Qc1 Bc5 (better 11...Nc6-/+) 12.d3?? (better 12.Bg7 Rg8 13.Bb2+=) 12...cd3 13.cd3 Bb4?? (better 13...Nf2 14.Rh2 Be3-+) 14.Nc3 (14.Kf1 Nc5 15.Bg7 Rg8=) 14...Nc3 (14...Nc5 15.Nf3-/+) 15.Bc3=+ 0-0 16.Qb2 (better 16.Bb4!? Qb4 17.Qd2=) 16...Bc3-/+ 17.Qc3 Qa5 (better 17...Ra2! 18.Ra2 Qb1 19.Bd1 Qa2-/+) 18.Qa5= Ra5 19.f4 (19.d4 Rc8=) 19...Bc6 (19...Rc8!?=+) 20.Nf3= Nd7 21.0-0 (21.Rh2!?=) 21...Rfa8=+ 22.Rfe1 (22.Rfc1 Ra2 23.Ra2 Ra2=+) 22...Ra2-/+ 23.e4?? (better 23.Ra2!? Ra2 24.Nd4-/+) 23...de4 (better 23...Ra1 24.ed5 Re1 25.Ne1 Bd5-+) 24.Ra2 Ra2 25.de4 Be4 (25...Nc5 26.f5-+) 26.Bb5 (26.Bc4 Ra3 27.Re4 Rf3 28.Kg2-+) 26...Bf3 27.Bd7 Rg2 28.Kf1 Rd2 29.Bb5 (29.Rc1 h6 30.Rc8 Kh7-+) 29...h6 30.gh6 (30.Rc1 Bd5 31.h5 Bf3-+) 30...gh6 31.f5 ef5 32.Re8 Kg7 33.Re3 Kf6 (better 33...Be4 34.Be2 Kf6-+) 34.Rf3=+ Rd1 (34...Rh2 35.Rf4 Ke5 36.Rc4=+) 35.Ke2 Rd5 (35...Rd4!? 36.Rh3 Rb4=) 36.Bd3+= The isolani on f5 becomes a target 36...f4? (better 36...Re5 37.Kd2 b6+=) 37.Rf4+- Ke6 38.Rf3 (better 38.Bc4 Ke5 39.Ke3+- (39.Rf7?! Rd4+=)) 38...Rb5?? (38...Rd4 39.h5+=) 39.Be4 (better 39.Bb5 f6 40.Rb3+-) 39...Rb2 40.Ke3 Rb3 41.Bd3 Rd3?? (better 41...f6+-) 42.Kd3 f5 (42...Ke7 43.Ke4 b5 44.Rf5+-) 43.Re3 Kf6 44.Rf3 f4?? (44...Ke6 45.Kd4 b5+-) 45.Ke4 1-0. anotherheaven (1745) - teofrastus1 (1780), lichess.org, 2015.

5.Be2 Bc5 6.ba6 Na6 7.g4 (7.Nf3 0-0=) 7...h6 (7...0-0 8.g5 Nd7 9.Nf3-/+) 8.Nh3 b6 9.Nf4 Bb7 10.d4 Bb4 11.c3 Bd6 12.h4 Bf4 13.ef4 c5 14.dc5 Nc5 15.Nd2 d4 16.cd4 (16.Bb5 Kf8 17.Rg1 dc3 18.Bc3 Nd5-/+) 16...Bh1 17.dc5 bc5 18.Qb3 (18.g5 hg5 19.hg5 Nd7-/+) 18...0-0 (18...Bd5 19.Qe3 Qe7-+ (19...Ra2?! 20.Ra2 Ba2 21.Bf6 Qf6 22.Bb5 Kd8 23.Qa3 Qa1 24.Ke2 Bc4 25.Nc4 Qa3 26.Na3=; 19...Ba2?! 20.Bb5 Kf8 21.Qc5 Kg8 22.Bc6-/+)) 19.0-0-0?? (better 19.Qc3-/+) 19...Be4?? (19...Bd5!? 20.Qc3 Ra2 21.g5-+) 20.Nc4?? (20.Ne4 Nd5 21.f5+/- (21.Nc5?! Qe7 22.Rd5 ed5=+)) 20...Qc7 21.Ne5?? (21.Be5 Qa7-+) 21...Nd5 (better 21...Rfb8 22.Qe3 Ra2 23.Nc4 Rbb2 24.Nb2-+) 22.Bc4 (22.Qc4 Bh7 23.f5 Nb6-+) 22...Rab8 (better 22...Rfb8 23.Qg3 Nb6-+) 23.Qc2 (23.Qg3 f6 24.Nd3 Bd3 25.Rd3 Nf4 26.Rd2-+) 23...Bc2 24.Kc2 Nb4 25.Kc1 Rfd8 (25...Qb7 26.Bc3-+) 26.Rd8 (26.Bc3 Rd1 27.Kd1 Qd8 28.Ke2 Nd5 29.Bd5 Qd5-+) 26...Rd8 27.Bb5 (27.Bc3 Qd6 28.Kb2-+) 27...Qd6 28.Nf3 (28.Nd3 Nd3 29.Kd1 Nb4 30.Ke2 Qd1 31.Ke3 Nc2 32.Ke4 Qd5) 28…Qd1 0-1. anotherheaven (1745) - Psittacus (2025), lichess.org, 2015.

5.f3 c5 6.c4 Bd7 7.a4 ab5 (7...Bd6 8.f4=+) 8.cb5 b6 9.d3 Bd6 10.Bc3 (better 10.f4!?=+) 10...e5-/+ 11.d4 cd4 (11...ed4!? 12.ed4 c4 13.Kf2-+) 12.ed4-/+ e4 13.Be2 (13.fe4 de4 14.Qe2 0-0-+) 13...Qe7 14.Qb3 0-0 15.g4 (better 15.Bd2!?-/+) 15...ef3-+ 16.Nf3 Bg4 17.Nbd2 (17.Rf1 Re8 18.Qb2 Qe3-+) 17...Re8 Do you see the mate threat? 18.Ne5 Be2 (18...Nbd7 19.Bg4 Ne5 20.de5 Be5 21.Bb4 Bd6 22.Kd1 Ng4 23.Bd6 Nf2 24.Kc2 Qd6 25.Rhg1-+) 19.Ke2 Ng4 (19...Nbd7 20.Kd1-+) 20.Kf3? (better 20.Qd5 Nd7 21.Ndc4 Nge5 22.de5 Be5 23.Ne5 Ne5 24.Be5-+) 20...Ne5 21.de5 Be5 22.Qd5 (22.Be5 Qe5 23.Rhe1 Qh5 24.Kg2 Re2 25.Kf1 Re1 26.Re1-+) 22...Qf6 23.Kg2 Qg5 (23...Bc3 24.Rhe1 Nc6 25.Re8 Re8 26.Rf1 Qg6 27.Kh1-+) 24.Kf1 Qf4 (24...Bc3?! 25.Qg5 Ba1 26.Qg4=) 25.Nf3 (25.Qf3 Qf3 26.Nf3 Bc3-+) 25...Bc3 26.Ra3 Re1 (better 26...Ra4 27.Ra4 Qa4-+) 27.Kg2 Threatening mate... how? 27...Re2 28.Kh3?? (28.Kf1 Nc6 29.Ke2 Re8 30.Kf2 Bd4 31.Kf1 Qc1 32.Kg2 Re2 33.Kg3 Qh1 34.Qc6-+) 28...Qh6 29.Kg3 The mate threat is Qd8 29...Qg6 30.Ng5 Be5 31.Kg4 h5 (31...Re4 32.Qe4 f5 33.Qf5 h5 34.Kh4 Qf5 35.Rg1 Qf2 36.Kh5 Qg1 37.a5 Ra5 38.Rf3 Qh2 39.Kg6 Qc2 40.Kh5 g6 41.Kh4 Ra4 42.Rf4 Qh2 43.Nh3 Bf6 44.Kg4 Qg2) 32.Kh4 (32.Kf3 Qg5 33.Ke2-+) 32...Bf6 33.Rg3 (33.Rg1 Ra7 34.Rc3-+) 33...Bg5 (33...Ra4 34.Rg4 Rg4 35.Kh3 Re3 36.Qf3 Qg5 37.Qg3 Rgg3 38.hg3 Qg3) 34.Qg5 (34.Rg5 Ra4 35.Qc4 Rc4 36.Kh3 Qg5 37.Re1 Qe3) 34...Re4 (34...Ra4 35.Kh3 Qe6 36.Rg4 Re3 37.Kh4 Rg4 38.Kh5 Rh3 39.Qh4 Rhh4) 35.Kh3-+ Qe6 36.Kg2 The mate threat is Qxg7 36...Re2 37.Kg1 (37.Kf1 g6 38.Rhg1 Ra4 39.Qg6 fg6 40.Rg6 Qg6 41.Rg6 Kf7-+) 37...Re1 (37...g6 38.Kf1 Ra4 39.Qd8 Kg7 40.Rg6 Qg6 41.Ke2 Qe4 42.Kd1 Ra1 43.Kd2 Ra2 44.Kc3 Rc2 45.Kb3 Qc4 46.Ka3 Ra2) 38.Kg2 Threatening mate... how? 38...Re2 (better 38...Qe2 39.Kh3 g6 40.Re1 Qe1 41.Qd8 Kh7-+) 39.Kg1 g6 40.Qh5 Re1 (40...Ra4 41.Qf5 Qf5 42.Rg6 Qg6 43.Kf1 Qg2) 41.Kg2 Qe4 (better 41...Qa2 42.Kh3 Rh1 43.Rg6 fg6 44.Qg6 Kf8 45.Qd6 Ke8 46.Qe5 Kd7 47.Qd4 Ke7 48.Qh4 Ke8 49.Qh8 Kf7 50.Qh5 Ke6 51.Qg4 Kd6 52.Qf4 Kc5 53.Qf8 Kd4 54.Qf6 Kd3 55.Qf3 Kc2 56.Qg2 Kb3 57.Qh1 Ra4 58.Qd5 Rc4-+) 42.Qf3 Qf3 (42...Re2!? 43.Kh3 Qe5 44.Qg4-+) 43.Rf3 Rh1 44.Kh1 Ra4 (44...Nd7 45.Rd3 Nc5 46.Rd2-+) 45.Rf6 (45.Rd3 Kg7 46.Rd6 Ra2-+) 45...Ra1 46.Kg2 Nd7 47.Rd6 Ra2 48.Kg3 Ra3 49.Kg2 Ra7 50.h4 Rb7 (50...Kf8 51.Rd2-+) 51.Kg3 (51.Kf3 Rc7-+) 51...Nc5 52.Rd8 (52.Kf3 Kf8 53.Rd5 Rd7 54.Rd7 Nd7-+) 52...Kg7 53.Kg4 Ne6 54.Rd5 f5 (better 54...Nc7!? 55.Rd7-+) 55.Kf3 Kh6 56.Rd6 Nc7 57.Rd7 g5 (57...Ra7 58.Rd6-+) 58.hg5 Kg5 59.Rg7 Kf6 60.Rh7 Ke6 61.Ke2 (61.Kg3 Ra7 62.Rh6 Ke5 63.Rb6 Ra3 64.Kh4 Rb3-+) 61...Ra7 62.Rh6 Ke5 63.Rb6 f4 (63...Ra5!? 64.Rb8 Rb5 65.Rc8-+) 64.Rb8 Ra2 65.Kd3 Ne6 (65...Rb2 66.b6 Ne6 67.Rc8-+) 66.Kc4 (66.b6 f3 67.Rh8 f2-+) 66...f3 67.b6 (67.Rh8-+) 67...f2 68.Kb3 Ra1 69.Kc3 f1Q (69...f1Q 70.Ra8 Qc1 71.Kb3 Rb1 72.Ka4 Qc4 73.Ka5 Ra1) 0-1. Delboy Smith (1800) - rmg1919 (1840), ChessWorld.net, 2011.

5.Qf3 ab5 6.Bb5 c6 7.Bf6 Qf6 8.Qf6 gf6 9.Be2=+.

5.Qf3 Be7 6.Qg3 0-0 7.Nc3 (7.Be5 Ne8=+) 7...Bd6 8.Qf3 (8.f4=+) 8...e5 (8...c6!? 9.a4 ab5 10.ab5 Ra1 11.Ba1 e5-/+) 9.Nd5= Bg4?? (better 9...Nd5 10.Qd5 c6 11.bc6 Be6= (worse 11...bc6 12.Qe4+=)) 10.Nf6+- Qf6 11.Qg4 g6 (11...ab5 12.Bb5 Na6 13.Nf3+-) 12.Nf3 h5 (12...ab5 13.Bb5 c6 14.Be2+-) 13.Qh3 (better 13.Qe4!? ab5 14.Qb7 Na6+-) 13...ab5 14.Bb5 Ra5 15.Bd3 (15.a4 Na6+-) 15...Nc6 (15...Na6 16.0-0+-) 16.Qg3 (16.Be4 Rfa8+-) 16...Ne7 (16...Qe6 17.Ng5 Qe7+-) 17.Ne5! Be5 (17...Re5 18.Rb1 Decoy; 17...Be5 18.Be5 Combination) 18.Be5 Qe6?? (18...Re5 19.Rb1 b6+-) 19.Bc3 (better 19.Bc7 Ra2 20.Ra2 Qa2 21.0-0+-) 19...f6 (19...Raa8 20.Qg5 f5 21.Qf4+-) 20.0-0 (20.Ba5 b6 21.Bc3 Qc8+-) 20...g5 (20...Rg5 21.Qc7 Nd5 22.Qb7 Rg2 23.Kh1 Rf7 24.Qb8 Rf8+-) 21.Ba5 Rc8 22.Bc7 h4 23.Qd6 Qf7 24.Bd8 Nf5 25.Qb6 (better 25.Bf5 Rc6 26.Qb8 Kg7+-) 25...Qe8 26.Bf6 Qf8 27.Bf5 (27.Qe6 Qf7 28.Qc8 Qf8 29.Bc4 Kh7 30.Qf5 Kh6 31.Qg5 Kh7 32.Bd3) 27...Re8+- 28.Be6 (28.Bg6 Re7+-) 28…Kh7 (28...Kh7 29.Qb7 Kg6 30.Qe4 Kf6+-). alt20 – Krangg, lichess.org, 2015.

5.Nf3 a5 6.a4 b6 7.c4 Bb7 8.Be2 Bb4 9.0-0 0-0 10.d3 Nbd7 11.Nbd2 Re8 12.h3 (12.Rc1 c6=) 12...e5 13.Qb3? (13.cd5 Nd5 14.Nc4 Bc3=) 13...c6?? (better 13...e4-+) 14.cd5 (14.bc6 Bc6 15.Rfd1 Bd2 16.Rd2 Rc8=) 14...cd5 15.Rfd1 Nc5 Black prepares the advance e4 16.Qc2 Rc8 17.Qb1 (17.Be5 Nce4 18.Qa2 Nd2 19.Rd2 Bd2 20.Qd2 Nd7=) 17...e4 (17...Bd2!? 18.Nd2 d4=+) 18.de4= Nce4 19.Ne4 Ne4 (worse 19...Re4 20.Bd3+/-) 20.Bd3 f5 21.Nd4 (21.Ra2 Bc3=) 21...Qg5 (21...Qh4 22.Be4 fe4 23.Ba3=) 22.Nf3 Qh6 23.Be4 (23.Bd4 Bc3=) 23...fe4=+ (worse 23...de4 24.Rd7 ef3 25.Rb7+/-) 24.Nd4 Qg6 (24...Rf8 25.Rc1=+) 25.Rc1 (25.Ba3 Ba3 26.Ra3 Re5=) 25...h5 (25...Rc5 26.Nc2=+) 26.Qa2 h4 27.Rc8 Rc8 28.Rc1 Rc1 29.Bc1 Bc8? (29...Bc5 30.Ba3 Qf6 31.Bc5 bc5 32.Ne2+=) 30.Kf1?? (30.Qd5 Kh7 31.Qd8 Bb7 32.Qh4 Qh6+-) 30...Bc5? (better 30...Qd6=) 31.Qd5+- Kh7 32.Qd8 Bb7 33.Qh4 Qh6 34.Qh6 (34.Qg4 Bd4 35.Qd7 Bc3 36.Qb7 Qg6+-) 34...gh6 35.Ne6 Bb4 36.Bb2 Bd5 37.Nf4 (better 37.Nd4!?+-) 37...Bc4 (37...Bb3 38.f3+=) 38.Kg1 Bb3 39.Bd4 Bc5?? (better 39...Ba4 40.Nd5 Bb5 41.Nb4 ab4+=) 40.Bc5+- bc5 (40...Ba4 41.Bb6 Bb5 42.Ba5 Bc6+-) 41.Ne2 (41.b6 Ba4 42.b7 c4 43.b8Q Bb5 44.Qc7 Kg8 45.Ne6 Bd7 46.Qd7 a4 47.Qg7) 41...Ba4 42.Nc3 (42.Nc3 Bb5 43.Nb5+-) 1-0. Nackentapete13 (1750) - coralines (1735), Rated Blitz game, lichess.org, 2014.

5.Nf3= b6 6.c4 (6.Ne5 Bd6=) 6...Be7 (6...dc4 7.Bc4 ab5 8.Bb5 c6 9.Be2=) 7.cd5 ed5 8.Qc2 0-0 9.Be5 Bg4 (9...Ra7 10.Nc3=+) 10.Ng5 (10.Bc7!? Qc8 11.Bd3=) 10...Nbd7=+ 11.Bf4 (11.Qc7?? Rc8 (11...Ne5?! 12.Qe5 ab5 13.Bd3-/+) 12.Qc3 Rc3 13.Bc3 a5-+) 11...Nc5 12.d4 Nce4 13.Ne4 de4 14.ba6 (14.h3 Bb4 15.Nd2 Be6 16.Qc7 ab5 17.Qd8 Rfd8=+ (< 17...Rad8 18.Be5+=)) 14...c5 (14...Bb4 15.Nd2 c5 16.a3=) 15.Be5 (15.dc5 Bc5 16.Nc3 Bb4=) 15...cd4 16.Bd4 Bb4 (16...Bc5 17.Bc5 bc5 18.h3=) 17.Nd2 Bc8 (17...Rc8 18.Qb2 Nd5 19.a3= (< 19.Bg7 Bd2 20.Kd2 Nf6 21.Ke1 Kg7-/+)) 18.Rb1 (18.Qb2 Bd2 19.Kd2 Nd7+=) 18...Ba5= 19.Rb2 (19.Rd1 Ba6 20.Ba6 Ra6+=) 19...Ba6 20.Ba6 Ra6 21.0-0 Bd2 22.Qd2 Qd7 (22...Nd5 23.Rd1 Qa8 24.Bg7 Kg7 25.Qd5 Qd5 26.Rd5+/–) 23.Qe2+= (23.Rb6?? Rb6 24.Qe2 Rd6-+) 23...Rfa8 24.Bf6 gf6 25.Rd1 (25.Qh5 Qe6=). negda – Forberg, ChessWorld.net 11089, 2004.

5.Nf3 c5 6.bc6 Nc6 7.Be2 b5 8.0-0 Bd6 9.a4 b4 10.d3 Bb7 11.Nbd2 0-0 12.Nb3 e5 13.Nfd2 Nd7 (13...Qc7!?-/+) 14.e4= d4 15.Nc4 Bc7 16.Bc1 f5 (16...Bc8!?=) 17.ef5+= Rf5 18.Bf3 Na5 19.Bb7 (worse is 19.Nba5 Bf3 20.gf3 Rh5-/+) 19...Nb7 20.Qg4 Rf7 21.Bg5 Qf8 22.Qe6 (22.Bd2 Rb8+=) 22...Re8 23.Qa6 Nbc5 24.Qc6 (better is 24.Qb5=) 24...Ne6?? (better is 24...Nb3!? 25.cb3 Nc5=) 25.Bh4 (25.Bd2 Nf6+–) 25...g5? (better is 25...Ndc5+/–) 26.Bg3+– Nb8 27.Qe4 (27.Qd5 Nf4 28.Bf4 Rd8+–) 27...Nf4 (27...Nd7 28.Rae1+–) 28.a5 Na6 29.Rfe1 Re6 (29...Rd8+–) 30.Bf4 Rf4 31.Qd5 Qf7 (31...Qh6 32.g3 (32.Ne5?! Rf5 33.f4 gf4 34.Nd4 Rfe5 35.Re5 Be5 36.Ne6 Ba1+–) 32...Rf7 33.Nd4+–) 32.Ne5 Re5 33.Re5 Be5 34.Qe5 Rf2 (34...h6 35.Nd2+–) 35.Qg5 Kf8 (35...Kh8 36.Re1 Rf6 37.Qe5+–) 36.Qd8 (36.Qd8 Kg7 37.Qd4 Rf6 38.Nd2+–) 1–0. baitang (1975) – zrenjanin (2035), gameknot.com, 2015.

5.Nf3= c6 6.bc6 (6.a4 Bd6=) 6...Nc6+= 7.c4 (7.Be2 Bd6+=) 7...dc4 8.Bc4 b5 9.Bb3 Nb4 (9...Bb7 10.a4+=) 10.0-0 Bb7 11.d4 Bd6 12.Nbd2 0-0 (12...Nd3 13.Qc2 Nb2 14.Qb2+=) 13.a3 (13.Qe2 Ne4+=) 13...Nd3 14.Bc3 (14.Qc2 Nb2 15.Qb2 Ne4+=) 14...b4 (better is 14...Rc8!? 15.Nb1 Be4-/+) 15.ab4= Rc8 (15...Nb4 16.Nc4=) 16.Bc4+= Bb4 (16...Nb4 17.Bb4 Bf3 18.Qa4+= (18.Qf3?! Bb4 19.Ba6 Bd2=; worse is 18.Nf3 Rc4 19.Bd6 Qd6+=)) 17.Qb3 (17.Bb4 Nb4 18.Qa4 Nbd5 19.Ba6 Nc3+/–) 17...a5 18.Bb4 (worse is 18.Bd3 Rc3 19.Qb1 Qd5+=) 18...Nb4 19.Ra3 (19.Rfc1 Ne4+=) 19...Nfd5 (19...Ne4 20.Rfa1 Nd2 21.Nd2=) 20.Ne1 (20.Rfa1 Ra8+=) 20...Qc7 (20...Nb6 21.Bb5 (worse is 21.Ra5 Nc4 22.Nc4 Bd5-/+) 21...Qg5 22.Ra5+=) 21.Nd3 Nd3 22.Qd3 Ra8 (22...Rfd8 23.Rfa1 Nb4 24.Qc3=) 23.Rb1 (23.Rc1 Rfc8+=) 23...Nb4= 24.Qb3 (24.Qe2 e5=) 24...Rfb8 (better is 24...Rfd8=) 25.e4 (25.Qd1 Bd5=) 25...Qf4 (25...Rd8 26.Qc3 Qd6 27.Ra5 Ra5 28.Rb4 Qd4 29.Qd4 Rd4 30.Rb7 Kf8-+) 26.Qe3= Qe3 27.fe3 Bc6 (better is 27...Rc8=) 28.Nb3?? The isolani on a5 becomes a target (better is 28.Bb3=) 28...Nc2-+ 29.Ra2 Be4 (29...Ne3?! 30.Bd3 a4 31.Nc5 Rb1 32.Bb1-+) 30.Rbb2 (30.Rc1 Ne3 31.Ra5 Bg2-+) 30...Ne3 31.Re2 Nc4 (31...Nc4 32.Na5 Rb1 33.Kf2 Nd6-+) 0–1. Suess,Stefan – Koch, Odenwald–Schachkongress, 1984.

5.g3 ab5 6.Bb5 c6 7.Bf1 Bd7 8.Bf6 Qf6 9.Nc3 c5 (9...b5 10.a4 b4 11.Nce2-/+) 10.Nf3 Bd6 11.Bh3 (11.Rb1 0-0-/+) 11...0-0 (11...b5 12.Bf1 Ra5 13.Bg2-+) 12.0-0 (better 12.Rb1-/+) 12...Nc6 (12...b5!? 13.Bg2 b4-+) 13.Bg2 (13.Nd5!? ed5 14.Bd7=) 13...h6 14.Nh4 Ne5 15.Qh5 (15.f4 Nc4 16.e4 Ne3 17.de3 Qc3=+) 15...Be8 (better 15...Nc4 16.Rad1 b5-+) 16.Ne2? (16.Qe2 Bc6-/+) 16...c4?? (16...g6!? 17.Ng6 fg6 18.Qh6-+) 17.d4? (17.f4 Nc6 18.Nf3 b5-/+) 17...Nc6?? (better 17...g6 18.Ng6 Qg6 19.Qg6 Ng6-+) 18.c3-/+ b5 19.Bh3 (19.e4 de4 20.Be4=+) 19...g6 (better 19...b4-/+) 20.Qh6= Qh8 21.Qf4?? (better 21.Qh8 Kh8 22.Bg2=) 21...Bf4-+ 22.ef4 e5! 23.Rfe1 (23.de5 g5 Decoy; 23.fe5 g5 Combination) 23...Bd7! 24.Bd7 (24.Bd7 Nd4! 25.cd4 ed4 26.Nf3-+). atif_zubair - v2datoe, lichess.org, 2019.

6.Nf3 0-0 7.Be2 Bd7 8.0-0 Qe8 9.c3 Bd6 10.Qb3 (10.Na3 e5+= 11.c4 e4 12.Nh4 Qe7 13.f3 Ne8 14.Qe1 dc4+=; 10.Ba3 ab5 11.Bd6 cd6 12.a5 b6 13.Na3 ba5 14.Qb1 b4-/+) 10...e5+= (10...ab5 11.ab5 Ra1 12.Ba1 e5 13.b6 Ba4 14.Qb2 cb6+=) 11.c4 dc4 (11...ab5 12.ab5 Ra1 13.Ba1 e4 14.Bf6 ef3+=) 12.Bc4 Bg4 (12...ab5 13.ab5 Ra1 14.Ba1 e4+=) 13.Be2 (13.d4!? Bf3 14.gf3 ed4= (14...ab5 15.Qb5 Qb5 16.ab5=)) 13...e4-/+ (13...ab5 14.Bb5 Qe7+=) 14.Nd4 Qe5 (14...Be2 15.Ne2 ab5 16.ab5 Ra1 17.Ba1+=) 15.g3 (15.f4!? Qh5 16.Bc4+=) 15...Be2-/+ 16.Ne2 Qh5 17.Bf6 (17.f3 ef3 18.Nf4 Bf4 19.Bf6 Bd6 20.ba6 Na6 21.Qb7 Nc5 22.Qf3 Qf3 23.Rf3 Nb3+=) 17...Qe2 (17...gf6 18.Nec3 Qf3 19.Qd5 ab5 20.Qb7 (20.Nb5?! c6 21.Qd6 cb5=) 20...Ra4 21.Na4 ba4 22.d4+/–) 18.Bb2 (18.Bd4 ab5 19.Qb5 Qb5 20.ab5 Ra1 21.Ba1 Rd8-/+) 18...Nd7 (18...ab5 19.Qb5 Qb5 20.ab5 Ra1 21.Ba1-/+) 19.Nc3 Qg4 (19...Qd3!?-/+) 20.Qd5= Nf6 (20...ab5 21.Ne4 ba4 22.d3+=) 21.Qb7+= Rab8 22.Qc6 (22.Qa6?! Rfd8+–) 22...Rb6 23.Qc4 Qh3 24.Qe2 ab5 25.Nb5 Be7 26.Bf6 Bf6 27.Rac1 c6 28.Nc3 Bc3 29.Rc3 Qd7 30.d4+/– ed3 31.Rd3 Qa7 32.Rd4 c5 33.Rc4 Rb4 34.Qc2 Ra8? 35.Rc5+– Qa4?? 36.Rc8 Qe8 37.Re8 Re8 38.Rd1 Rbb8 39.Rd7 Rf8 40.e4 Rbc8 41.Qd3 h5 42.e5 Rce8 43.f4 h4 44.gh4 Rb8 45.e6! Rfc8 46.e7 Rc1 47.Kg2 Rb2 (47...Re8 48.Rd8 Rc8 49.Rc8 Rc8 50.Qd8 Rd8 51.ed8Q Kh7 52.h5+–) 1–0. Madhukiran,G (2010) – Praveen,P (2210), Parsvnath ch–Commonwealth, 2007.

6.Nf3 0-0 7.Be2 Nbd7 8.0-0 a5 9.Ba3 Ba3 10.Na3 Nc5 (10...e5 11.d4 ed4 12.Qd4=) 11.c4+= c6 12.h3 Qc7 13.d4 Nce4 14.c5 b6 15.bc6 Qc6 (15...bc5 16.Ne5+=) 16.Bb5 Qc7 17.cb6 (17.c6 Nd6+=) 17...Qb6= 18.Rc1 Bd7 19.Ne5 Bb5 20.Nb5 Rfc8 21.Qe2 Nd6 22.Nd6 Qd6 23.Rc8 Rc8 24.Qb5 Qb4? (24...Qc7 25.Rb1=) 25.Rb1 (25.Qb4 ab4 26.Rb1 Ne4 27.Rb4 Rc1 28.Kh2 Rc8+–) 25...Qb5 (25...Qc3!?+=) 26.Rb5+/– Ra8 27.Nc6 (better is 27.Rb7!?+/–) 27...Ne4+= 28.Ra5 Ra5 29.Na5 Nc3 30.Kf1 ½–½. Hal1958 – Jule, playchess.de, 2004.

6.Nf3 0-0 7.Be2 Ne4 8.0-0 ab5 9.ab5 Ra1 10.Ba1 c5 11.d3 Nd6 12.Be5 f6 13.Bd6 Qd6 14.c4 Nd7 15.Nbd2 Nb6 16.Qc2 Bd7 17.Ra1 Rd8 18.Nb3 Be8 19.Nfd2 Bg6 20.Qb2? (better is 20.e4=) 20...Bd3!-+ 21.Bd3 dc4 22.Bc4?? (better is 22.Be4 cb3 23.Nf1-+) 22...Nc4 (22...Bd2?! A) 23.Nd2?? Nc4 (worse is 23...Qd2 24.Be6 Kf8 25.Qb1+=) 24.Qc3 Nd2-+ (24...Qd2?! 25.Qc4 Qd1 26.Qf1-/+); B) 23.Qd2 Nc4 24.Qd6 Nd6 25.Nc5+=) 23.Rd1 Nb2 (23...Nb2 24.Rb1 Bd2-+) 0–1. Hal1958 – Algemeine_Eintracht, playchess.de, 2004.

6.Nf3 c5 7.Be2 ab5 8.ab5 Ra1 9.Ba1 Nbd7 10.0-0 0-0 11.c4 Nb6 12.Qb3 Re8 13.Ne5 Nbd7 (13...dc4 14.Nc4 Nc4 15.Bc4=) 14.f4 Ne5 15.fe5 Ne4 16.Qc2 Qa5 17.Nc3 Bc3 18.dc3 Qc7 (18...b6=) 19.Bb2?? (19.cd5 ed5 20.c4 Re5+/–) 19...h6?? (19...Qe5 20.Bd3-/+) 20.Bd3 (20.cd5 ed5 21.c4 Be6+/–) 20...f5 (20...Qe5!? 21.cd5 ed5+=) 21.ef6 gf6? (better is 21...Nf6 22.Rf3 Rd8=) 22.Be4 de4 23.Qe4 f5 (better is 23...Rf8!?+–) 24.Rf5! b6?? (24...ef5 25.Qf4 Double attack (25.Qe8 Pinning; 25.Qe8 Deflection; 25.Qf4 Decoy)) 25.Rf6 Bb7 (25...Re7 26.Qg6 Rg7 27.Qe8 Kh7+–) 26.Qg4 (better is 26.Qg6 Qg7 27.Qe8 Kh7 28.Rf7+–) 26...Kh7 (26...Qg7 27.Rg6 Re7 28.Rg7 Rg7 29.Qe6 Kh7 30.Qf5 Kg8+–) 27.Qg6 Kh8 28.Rf7 1–0. Nikolic,Jovane (1690) – Da Silva,Jose Rafael Mota, Sao Paulo BRA, 3rd IRT Open, 2013.

6.Nc3 Nc3 7.Bc3 f6=.

6.c4 Bb4 (better 6...dc4!? 7.Qc2 Nd6=+) 7.Bg7 Rg8 8.Bc3 Bc3 (8...ab5 9.cb5 Bd6 10.Nf3+=) 9.Nc3 Nc3 10.dc3 dc4 11.Qd8 Kd8 12.Bc4 (12.Rd1 Ke7+=) 12...ab5= 13.Rd1 Ke7 14.ab5 Ra3 (14...Rg2 15.Ne2 Ra4 16.Nf4=) 15.g3 (15.Ne2!?+–) 15...Rc3= 16.Bd3 h6 17.Ne2 (17.Nf3 Rd8 18.Ke2 c5=) 17...Ra3 18.Nd4 (18.Bh7 Rg7 19.Be4 e5=) 18...Nd7 (18...e5 19.Nc2 Ra4 20.f3=) 19.0-0 (19.Ke2 Nc5=) 19...Ne5 (19...Rd8 20.Be2=) 20.Be2 (20.Be4 f5 21.Bg2 Nd3+=) 20...Rd8 (20...c5 21.bc6 Nc6 22.Nc6 bc6 23.Ra1 Ra1 24.Ra1=) 21.Rc1+= c6 (21...Rd7 22.Rfd1+=) 22.bc6+– bc6 23.Nc6 Nc6 24.Rc6 Bb7 25.Rc5 (25.Rc7 Rd7 26.Rfc1 Bd5+–) 25...Ra2 26.Rc7 Kf6 (26...Rd7!? 27.Rd7 Kd7 28.Rd1 Ke7+=) 27.Bh5+– Bd5 (27...Be4 28.Rf7 Kg5 29.Rf4 Kh5 30.Re4+–) 28.Rf7 Ke5 (better 28...Kg5!? 29.g4 Be4+–) 29.Rh7+– Rf8 (29...Rb8 30.Rh6 Rbb2 31.Bg6+–) 30.Rh6 Bc4 (30...Kd6 31.h4+–) 31.f4 Ke4 32.Rc1 Bd5 (32...Rc8 33.Bf7 Ke3 34.Rc4 Ra1 35.Kg2 Rc4 36.Re6 Kd4 37.Rd6 Kc5 38.Bc4 Kd6 39.h4+–) 33.Rc3 Rb8 (33...Rg8 34.Bf7 Rg7 35.Be6+–) 34.Bg6 Kf3 35.e4 Kg4 (35...Ke2 36.ed5 ed5+–) 36.h3 1–0. DEFFM – Guesting, freechess.org, 2018.

6.Nf3 Nc5 (6...ab5 7.ab5 Ra1 8.Ba1=) 7.c4 (7.Nc3 Nbd7+=) 7...ab5 (7...dc4 8.Bc4 ab5 9.ab5 Nd3 10.Bd3 Ra1 11.Ba1 Qd3 12.Nc3=) 8.ab5+= Nd3?? (better 8...Ra1 9.Ba1 Nbd7+=) 9.Bd3+– Ra1 10.Ba1 dc4 11.Bc4 c6 (11...Nd7 12.0-0+–) 12.Qa4 (12.Nc3 Be7+–) 12...Bd7 (12...c5 13.0-0+–) 13.Ne5 (13.Nc3 Be7+–) 13...cb5 14.Bb5 Bb5 15.Qb5 Ke7 (15...Nd7+–) 16.Qb7 Nd7 17.Nc6 (17.Nc6 Ke8 18.Nd8 Kd8 19.0-0+–) 1–0. GuestVQLL – GuestGYKX, freechess.org, 2019.

6.c4 Bg7 7.cd5 (7.d4 ab5 8.ab5 Ra1 9.Ba1 Nbd7=) 7...Qd5 (7...ed5!? 8.Nf3 0-0=) 8.Nc3= Qd7 9.Nf3 0-0 10.Be2 b6 (10...c5 11.0-0+=) 11.0-0 Bb7 12.Re1 (12.d4 Nd5+=) 12...ab5= 13.ab5 Ra1 14.Ba1 c6 15.d4 cb5 16.Bb5 Qc8 17.Ne5 Nd5 (17...Nc6 18.Na4+=) 18.Nd5 Bd5 19.f4 (19.e4 Bb7+/-) 19...Qb7 20.Re2 f6 21.Ng4 (21.Nc4!?=) 21...h5=+ 22.Nf2 Bg2 23.e4 (23.Qb1!? f5 24.Nd3=+) 23...Bf3-/+ 24.Qd3 (24.Qb3!? Be2 25.Qe6 Qf7 26.Qf7 Kf7 27.Be2-/+) 24...Be2-+ 25.Qe2 e5! 26.de5 (26.de5 fe5 Combination; 26.fe5 fe5 Combination) 26...fe5-+ 27.f5 gf5 (27...Qa7 28.Bc3 Qe7 (28...gf5?! 29.Bc4 Kh7 30.Qh5 Bh6 31.ef5 Qg7 32.Ng4=+) 29.Qc4 Kh8-/+) 28.ef5?? (better 28.Bc4 Kh7 29.Qh5 Bh6 30.ef5 Qg7 31.Ng4=) 28...Rf5-+ 29.Qc4 Kh8 30.Bc6 (30.Qe6 Qf7 31.Qc8 Qf8 32.Qf8 Rf8 33.Bc3-+) 30…Nc6 0-1. AleksandrNekhoroshik (1675) - Erdalchessli1968 (1685), lichess.org, 2020.

6.Nf3 Bg7 7.c4 0-0 8.Qb3 Nbd7 9.Nc3 Nc5 10.Qc2 b6 11.d4 Nce4 12.Nd2 (12.Ne4!? de4 13.Ne5+=) 12...Nd2 13.Qd2 Bb7 14.cd5 Nd5 (< 14...Bd5 15.ba6 c5 16.Rd1+=) 15.f3 Bh6 16.Nd5 ed5 17.Be2 (17.ba6!? Ba6 18.Ba6 Ra6 19.Qd3=+) 17...Re8 18.f4 Qe7 19.Kf2 a5 20.Ba3 Qf6 21.Rhf1 Re6 22.Rae1 Rae8 23.Bd3?? (better is 23.Bf3!?=+) 23...Re3 (better is 23...Bf4 24.Kg1 Be3 25.Qe3 Re3 26.Rf6 Re1 27.Rf1 R1e3-+) 24.Qe3-/+ Re3 25.Ke3 Qh4 (25...c5!? 26.dc5 Bf4 27.Ke2 Bc8-/+) 26.g3 Qh2 27.Kf3 Qd2 28.Re8 Kg7 29.Bf8 Kf6 30.Be7 ½–½. Dumontelle,Joe – Liitoya, Feb, 1978.

6.Nf3 Bg7 7.Be2 0-0 8.0-0 Ne4 (8...ab5 9.ab5 Ra1 10.Ba1=) 9.d4 (9.Nc3 Nd6=) 9...ab5 10.ab5 Nd6?? (better 10...Ra1 11.Ba1 Nd6=) 11.Ra8+– (11.Ra8 Nd7 12.Ra7+–) 1–0. DEFFM (1895) – A1234AbdoO01234, lichess.org, 2020.

6.Nf3 c5 7.c4 Nc6 8.cd5 ed5 (worse is 8...Qd5 9.Bf6 gf6 10.Nc3+=) 9.Bf6 Qf6 10.Nc3 Be7?? (better is 10...Qe6+=) 11.Nd5+– Qe6?? (better is 11...Qd6 12.Nb6 Rb8 13.Nc8 Rc8 14.Ba6 Rb8+–) 12.Nc7 (12.Nc7 Kd8 13.Ne6 Be6 14.d4 cd4 15.Nd4 Nd4 16.Qd4 Ke8 17.Qg7 Bb4 18.Ke2+–) 1–0. pierre – goddess, internet, 2011.

6.Nf3 Bd6 7.c4 0-0 8.d4 dc4 (8...Nc6 9.Nbd2=) 9.Bc4= Bb7 10.Nbd2 Nd5 (10...Bd5 11.Bd5 Nd5 12.0-0=) 11.0-0+= e5?? (better is 11...Nd7+=) 12.de5+– Bc5 (12...Be7 13.Qb3 Nb6 14.Rfd1+–) 13.Nb3 Be3 (13...Bb6 14.Qd2 Ne7 15.Qc2 Bf3 16.gf3+–) 14.fe3 (better is 14.Na5!? Ra7 15.fe3 Nb6 16.Qd8 Rd8+–) 14...Ne3 15.Qd8 (15.Qe2!? Nf1 16.Rf1 Nd7+–) 15...Rd8 16.Rfc1 (16.Rfc1 Nd7 17.Ng5 Nc4 18.Rc4+–) 1–0. Orban,Chester J – Jokipii,Galen, corr WS/O/269 ICCF, 2009.

(--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 c5 5.c4 a6).

(with 6.bc6) 6.bc6 Nc6 7.Nf3 Be7 8.cd5 ed5 9.h3 0-0 10.Bd3 Qb6 11.Bd4 Nd4 12.Nd4 Bc5 13.Nb3 d4 14.Qc2 Bd6 15.0-0 de3 16.de3 Be5 17.Nc3 Be6 18.Nd4 Rac8 19.Na4 (better is 19.Rab1!? Qa7 20.Qd2+=) 19...Qa5-/+ 20.Qd1 Rfd8 21.Rb1 b5 22.Nb2 Qa2 23.Qe2 (23.Qd2 Qd5-+) 23...Bd4 24.ed4 Qd5 25.Ra1 Rd6 26.Rfd1 Rcd8 27.Bb1 Qg5 28.Qe3 Qh4 29.Ba2 Ba2 (29...Rd4?! 30.Be6 Rd1 31.Nd1 fe6 32.Qe6 Kh8 33.Qa6+=) 30.Ra2 Nd5 31.Qb3 Nf4 32.Qf3 Rg6 33.Nd3 (33.g3 Nh3 34.Kg2 Nf4 35.Kg1-+) 33...Nh3 (33...Rd4 34.Nf4 Rd1 35.Qd1+–; 33...Rg2?! 34.Kf1 Nd3 35.Kg2 Qd4 36.Ra6+=) 34.Kf1 Ng5 35.Qf4 Qh1 36.Ke2 Qg2 37.Qc7 (37.Ne5 Re6 38.Ra3-+) 37...Qg4 38.Ke1 (38.Kd2 Nf3 39.Kc1-+) 38...Nf3 39.Kf1 Qh3 40.Ke2 Nd4 41.Kd2 Ne6 (41...Ne6 42.Qd8 Nd8-+) 0–1. Novikov,Konstantin Ivan (2225) – Sinitsin,Evgeniy (2325), Rassadnev mem, 2006.

6.a4 ab5 7.ab5 Ra1 8.Ba1 0-0 =+.

6.a4 ab5 7.cb5 0-0 8.Nf3 Nbd7 9.Be2 Bd6 10.d4 Ne4 11.Nc3 Bb4 12.Qb3 c5 13.0-0 Bc3 14.Bc3 c4 15.Qa3 Nc3 16.Qc3 b6 17.Rfc1 Bb7 18.Qc2 Ra5 19.Qc3 Qc7 20.Qc2 Rfa8 21.Bd3 Nf8 22.Be2 f6 23.h3 Nd7 24.Bd3= g6 25.Be2 Kg7 26.Rd1 Kh8 27.Nh4 Qb8 28.Rdb1 e5 29.Rc1 ed4-/+ 30.ed4 Qf4 31.Nf3 Re8 32.Re1= Nf8 33.Qc3 Ne6 34.Bd1 Qd6 35.Bc2+= Qc7 36.Re3 Bc8 37.Rae1 Bd7 38.Nh2 Raa8 39.Ng4 Kg7 40.Kh1 h5 41.Nh2+= Qf4 42.Nf3 h4 43.Kg1 g5 44.Qb4 Rad8 45.Qc3 Qd6 46.Nh2 Nf4 47.Nf1 Ra8 48.Qd2 Kg8 49.Qc3 Re6 50.Re6 Be6 51.Nd2 Bf7 52.Nf3+= Bg6 53.Re3 Bc2 54.Qc2 Kg7 55.Re1 Nd3-/+ 56.Ra1 Qe6 57.Qd2 Qe4 58.a5 g4 59.hg4 Qg4 60.Kh2? h3-+ 61.Rg1 Rh8 (62.Nh4 Rh4-+; 61...Ra5? 62.gh3 Qg1 63.Kg1 Rb5 64.Qe2+–; 61...ba5?? 62.gh3 Qg1 63.Kg1+–) 0–1. Machete (2295) – Plumpudding (2560), ICC, 2003.

6.a4 ab5 7.cb5 Nbd7 8.Nc3 d4 9.ed4 Bd6 10.Bc4 Nb6 11.d3 Nbd5 12.Nd5 ed5 13.Bb3 Bb4 14.Kf1 0-0 15.Nf3 Re8 16.Ne5 Be6 17.Rc1 Nd7 18.Rg1 Bd6 19.Qc2 Qg5 20.Re1 Re7 21.Nd7 Rd7 22.h3 Re7 23.Ba1 Qg6 24.Qd2 Rae8 25.Rd1 Bf5 26.g4 Be6 27.f3 Qf6 28.Qf2 Kh8 29.Rh1 Bb4 30.Rb1 Qf4 31.Bc2 Bg4 32.hg4 Be1 33.Qg2 Re2 34.Qh3 h6 35.Bd1 Qe3 36.Rh2 Rf2 37.Kg1 Rf3 0–1. Machete99 (2100) – Angelito2 (2020), ICC, 2002.

6.a4 Bd6=.

6.Bb5 c6 7.Bd3 h6 (7...Nbd7 8.Ne2=+) 8.Nf3 h5 (8...Nbd7 9.0-0=+) 9.0-0 Nbd7 10.Nc3 h4 11.Ng5 Be7 12.Qf3 Nc5 13.Be2 b5 (13...Bd7 14.a4=) 14.a3 (14.d4 Na4 15.Na4 Ra4=) 14...Rh6 15.d4 Na4 16.Na4 Ra4 17.Bd3 Qb6 18.c3 c5 19.Bc2 Ra7 20.a4 ba4 21.Rfb1 (21.Ra4 Ra4 22.Ba4 Bd7 23.Bd7 Nd7=) 21...Qc6 22.Ba3 cd4 (22...Kf8 23.Qe2=) 23.ed4 Ba3 24.Ra3 Bd7 25.Rba1 Qb7 (25...Qa8 26.Qe2=) 26.Ba4 Ba4 27.Ra4 Ra4 ½–½. Janek – Marius, internet, 2018.

6.Bb5 c6 7.Be2 Nbd7 8.Nf3 Be7 9.Ne5 b5?? (9...Ne5 10.Be5 0-0 11.0-0=+) 10.0-0?? (10.Nc6 Qb6 11.Ne7 Ke7+–) 10...0-0?? (10...Bb7=+) 11.g4?? (11.Nc6 Qe8 12.Bb5 Ba6+–) 11...Ne4?? (11...Ne5 12.Be5 Ne4 13.d3=+) 12.g5?? (12.Nc6!? Qe8 13.Bb5+–) 12...Ba6?? (12...Ne5 13.Be5 Bd6 14.Bd6 Nd6 15.c3-/+) 13.d3 (better is 13.Nc6 Qe8 14.d3+/–) 13...f6?? (better is 13...Ne5 14.Be5 Nc5=+) 14.gf6 (better is 14.Nc6 Qe8 15.Ne7 Qe7 16.de4 de4 17.Qd4+–) 14...Nef6+/– 15.Nc6 Qe8 16.Ne5 (16.Ne7!? Qe7 17.Bd4+/–) 16...Ne5 17.fe5 Nd7 (17...Qg6 18.Kh1 Nd7 19.a4=) 18.Rf8+= Nf8 19.Nd2 (19.Bh5 Qc6+=) 19...Qg6= 20.Kh1 Nd7 (20...Bb7 21.d4 b4 22.c3=) 21.Bh5 (21.Qg1 Qh6+=) 21...Qg5 (21...Qh6 22.Qg4=) 22.Qe2 (22.Qg4!? Qg4 23.Bg4+/–) 22...Bb7 (22...Ne5 23.Rg1 Qf6 24.Nf3+–) 23.d4 Rf8 (better is 23...Bc6!?=) 24.Rg1+/– (24.Qb5 Qh5 25.Qd7 Rf2 26.Qe6 Kh8+=) 24...Qh6 25.Qg4 (25.Qb5 Bc8 26.Qe2+/–) 25...Nb6= 26.e4? (26.Rg3 Nc4 27.Nc4 dc4 28.Kg1=) 26...Nc4?? (26...de4 27.Rf1 e3 (27...Qd2?! 28.Qe6 Kh8 29.Rf8 Bf8 30.Qb6=) 28.d5 Bd5 29.Kg1 ed2 30.Rf8 Bf8-+) 27.Nc4+= bc4?? (27...dc4 28.Re1 Rf4-+) 28.Bc1+– g5 29.Bg5 Bg5 30.Qg5 Qg5 31.Rg5 Kh8 32.Kg1 (32.Bg4 Rf1 33.Kg2 Rc1+–) 32...de4 33.Rg3 Bd5 34.Re3 c3 (34...Kg7 35.a3+–) 35.h3 (35.Rc3 Ba2 36.Be2 Bd5+–) 35...Ba2 36.Bg4 (36.Rc3!? Kg7+–) 36...Rc8 37.Be6?? (better is 37.Re4 Bd5 38.Re3+/–) 37...Be6-+ 38.Re4 Rg8 (38...Rc4 39.Rf4-/+) 39.Kh2 Bd5 40.Re3?? (better is 40.Re2-/+) 40...Rg2-+ (41.Kh1 Re2 42.Kg1 Re3-+) 0–1. var – georgizh, Live Game Caissa's Web, 2004.

6.c3 Ba3?? 7.Na3+- ab5 8.Nb5 (8.Bb5?! c6 9.Ba4 b5 10.Nb5 cb5 11.Bb5 Bd7+-) 8...Qe7 9.Be2 (9.c4 0-0+-) 9...c6 10.Nd4 e5 11.Nc2 c5 12.Bg4 Bg4 13.Qg4 0-0 14.Ne2 Nd7 15.0-0 f5 Black plans e4 16.Qh3 Rf6 17.d4 Qe6 18.Qh4 (18.Rfb1 b6+-) 18...Rh6 19.Qg3 e4 (19...Rg6 20.Qf3+-) 20.Qc7 (20.dc5 Rc8+-) 20...c4 (20...Qd6 21.Qd6 Rd6 22.dc5 Nc5 23.Rfd1+-) 21.Nf4 (better 21.Qb7!? Rb8 22.Qc7 Qd6 23.Qd6 Rd6+-) 21...Rf6 (21...Qc6 22.Qc6 bc6+- (22...Rc6?? 23.Nd5 Kf7 24.f3+-)) 22.Ne6 (22.Ne6 Re6 23.Qd7+-) 1-0. Atotheking – pavest, lichess.org, 2019.

6.c3 ab5 7.Bb5 c6 8.Be2 Ba3 (better 8...Bd6!?-/+) 9.Na3= Ra3 10.Nf3 0-0 11.Nd4 (11.Qc1 Ra5=) 11...c5 12.Nb5 Ra5 13.Nd6 c4 14.Nc8 Rc8 15.0-0 Nc6 16.Bh5 Rca8 17.a4 (17.Qb1 R8a7-/+) 17...Ne5 (17...b5 18.Qb1-+) 18.Qc2 Nd3 19.Be2 b5 (better 19...Nc5!?-+) 20.Bd3=+ cd3 21.Qd3 ba4 (worse 21...Ra4 22.Rab1+=) 22.Rfb1 a3 23.Rb5 g6 (23...Qg6 24.Ra5 Ra5 25.Qg6 hg6 26.Ra2=+) 24.Ra5= Ra5 25.Qc2 Qe7 26.Qb3 Qa7 27.d4 a2 28.Qb4 Ra4 29.Qc5?? (better 29.Qb2=+) 29...Qa6 (better 29...Qb7 30.g3 Qb1 31.Kg2 Qa1-+) 30.g3 Rc4 (better 30...Qd3 31.Qc8 Kg7-+) 31.Qd6?? (31.Qe7 Qb5 32.Qa3 Qb1 33.Qc1 Qc1 34.Rc1 Rc3 35.Ra1-+) 31...Qd6 32.Ra2 Rc3 33.Ra8 (33.Kg2 e5 34.Rd2 ed4 35.Rd4 Rc2-+) 33...Kg7 34.Kg2 Qc6 35.Ra7 Rc2 36.h4 Qc4 (better 36...Qc3 37.Rc7 Qc7 38.Kg1 Qc3 39.Kh2 Qe3 40.Kh3 Qf2 41.h5 Qf1 42.Kh4 Rh2 43.Kg4 Qf5) 37.Kf3 Qe2 38.Kf4 (38.Kg2 Qf2 39.Kh3 Qf5 40.g4 Qf3) 38...Qf2 39.Ke5 Qg3 0-1. Atotheking (1605) - akustikkk (1615), lichess.org, 2019.

6.c4 c5 7.Nf3 Bd6 8.Na3 (8.d4 0-0=) 8...0-0 (8...Qe7 9.Be2=) 9.Qb3 (9.Be2 Re8=) 9...b6 (9...Nbd7 10.Be2=) 10.h3 (10.Be2 Bb7=) 10...Nbd7 (10...Bb7 11.Be2=+) 11.d3 (11.Be2 Bb7=+) 11...Bb7 12.Be2 h6 (12...d4 13.0-0=) 13.0-0-0 (13.0-0 e5=) 13...e5 (13...Qe7 14.g4=+) 14.cd5 Bd5 15.Nc4 Bc7 (15...Qc7 16.Qc3 Rfe8 17.g4=+) 16.e4 (16.Qc2 Qe7=+) 16...Be6 17.Qc3 Qb8 (17...Re8 18.g4=) 18.Rd2 (18.Nce5 Qe8+=) 18...Rd8 (18...Bc4 19.Qc4 (19.dc4? Ne4 20.Qe3 Nd2 21.Nd2 Qe8-+) 19...Bd6 20.g4=) 19.Nce5 (19.Nfe5 Ne5 20.Ne5 Qb7+=) 19...Ne5 20.Ne5 Be5 (20...Qb7 21.f4+=) 21.Qe5+– Qe5 (21...Qb7 22.Qg3 Ne8 23.Kb1+–) 22.Be5 Nd7 (22...Rac8 23.f4+–) 23.Bb2 (23.Bc3 Nf6+–) 23...Rac8 24.Kb1 (24.Kc2 g6+–) 24...Bb3 (24...c4 25.dc4 Nc5 26.Rd4+–) 25.Bd1 Be6 (25...c4 26.dc4 Nc5 27.Rd8 Rd8 28.Bb3 Nb3 29.Kc2+–) 26.Bc2 Nf8 (26...h5 27.Rhd1+–) 27.Rhd1+– Ng6 (27...f5 28.f3+–) 28.d4 c4 29.Bc3 Nf4 (29...f6 30.d5 Bf7 31.g3+–) 30.f3 (30.d5 Bd7 31.f3 f6+–) 30...f6 31.d5 Bf7 32.Kb2 (32.Bd4 Rd6+–) 32...Rd7 (32...Kf8 33.Rc1+–) 33.Bd4 (33.g3 Nh3 34.e5 fe5+–) 33...Rb7 (33...Rd6 34.Rc1 f5 35.Bb3+–) 34.Bb1 (34.Kc3 Ng6+–) 34...Bd5 (34...Bh5 35.Rc1+–) 35.ed5 Nd5 36.Bc3 (36.Bf5 c3 37.Kb3 Re8 38.Bc3 Nc3 39.Kc3 Re3 40.Kb2 Kf7+–) 36...Ne3 (36...Nf4 37.Be4 Re7 38.Bd4+–) 37.Re1 Nd5 (37...Re7+–) 38.Rd5 Rbb8 (38...Kf8 39.Bf5 Re8 40.Re8 Ke8 41.Bd4 c3 42.Kc2+–) 39.Red1 (39.Re7 Re8 40.Re8 Re8+–) 39...Kf8 (39...Re8 40.Be4+–) 40.Rd7 Kg8 (40...Re8 41.R1d2 Re7 42.Bg6 Rd7 43.Rd7+–) 41.Ba2 Kh8 42.R7d4 (42.R1d4 h5+–) 42...Re8 (42...Kg8 43.Rc4 Kf8 44.Rc8 Rc8 45.Rd7+–) 43.Bc4 Rbc8 44.Bf1 (44.Kb3 Rb8+–) 44...Rb8 45.Re1 (45.Rd6!? Kh7+–) 45…Re1 1–0. jaddwarrior (2050) – Antonuits (1795), ChessWorld.net, 2016.

6.Nf3 Nbd7 7.Be2 Bd6 8.d4 (8.0-0 0-0=) 8...c5 (8...Bb4 9.Bc3=+) 9.dc5 (9.bc6 bc6 10.Nc3 Ba6=+) 9...Nc5 10.c4 (10.0-0 0-0=) 10...0-0 11.0-0 Be7 (11...b6 12.cd5 Nd5 13.Na3=) 12.Nc3 (12.cd5 Nd5 13.Qc2 Nb4+=) 12...dc4 13.Bc4 Qc7 14.Ne2 (14.Rc1 Rd8 15.Qe2 e5+=) 14...Rd8= 15.Qc2 b6 16.Be5 Qd7 (16...Bd6 17.Bf6 gf6 18.Rad1=) 17.Rfd1 Qe8 18.Rd8 Bd8 (18...Qd8 19.Rd1 Nd5 20.e4+–) 19.Ng5 (19.Rd1 Bb7+/–) 19...h6+= 20.Nh3 Bb7 21.f3 Rc8 22.e4 Nfd7 23.Bd4 Bf6 24.Bf6 Nf6 25.Nf2 Qe7 26.Qa2 Nfd7 27.Bb3 Ne5 28.Qa3 Qg5-/+ 29.Bd1 Ncd3 30.Nd3+= Qd2? 31.Qb2?? Qe3= 32.Nf2 Qf2 33.Kf2 Nd3 34.Ke3 Nb2 35.Bb3 Nc4 36.Bc4 Rc4 37.Rc1 (37.Kd3 Rb4+=) ½–½. Golyak,Isay G (2275) – Polyak,Pavel, New York State–ch, 2001.

6.Nf3 Be7 7.c4 b6 (7...0-0 8.Be2=) 8.Nc3 (8.cd5 ed5 9.Bf6 Bf6+=) 8...0-0 9.cd5 Nd5 10.Nd5 Qd5 11.Be2 (11.Rc1 c6+=) 11...Bd6 12.0-0 Bb7 13.Nh4 (13.Rc1 c6=) 13...Qg5 14.Bf3 (14.Nf3 Qh6 15.h3 Rd8=) 14...Bf3 (14...Bh2!? 15.Kh2 Qh4 16.Kg1 Bf3 17.Qf3 Nd7=+) 15.Nf3= Qh6 (15...Qd5 16.Qc2=) 16.g3 (16.Rc1 Nd7+=) 16...Nd7 17.Nd4 Nc5 (17...Qg6 18.Nc6=) 18.Nc6 (18.Qc2 Qh5+=) 18...Nd3= 19.Bd4 (19.Qb1 Qg6=) 19...e5=+ 20.Bc3 Rae8 21.e4 Nc5 (21...Bc5 22.Qg4=+) 22.f3 Re6 (22...f5 23.Qc2=) 23.Qe2 Rg6? (23...Qh5 24.Rf2=) 24.Kg2?? (better 24.Ne5 Re6 25.Nc6+/-) 24...Qh5 (24...Ne6 A) 25.Be5? Be5 26.Qe3 Ba1 27.Ne7 Kh8 28.Ng6 Qg6 (worse 28...fg6 29.Qh6 gh6 30.Ra1-+) 29.Ra1 Rd8-+; B) 25.Qe1 Nf4 26.Kh1=) 25.d4 (25.Qc4 Rh6 26.Rh1 Ne6=) 25...ed4 26.Bd4 Ne6 (better 26...Rh6 27.Rh1 Qh3 28.Kf2 Nb3=+) 27.Bc3?? (better 27.Be3!?+=) 27...Rh6 (better 27...Nf4 28.Kh1 Ne2-+) 28.h4? (better 28.Rh1-/+) 28...Rg6 29.e5?? (29.Qd1-+) 29...Nf4 30.Kf2 Ne2 31.Ke2 Bc5 0-1. Abdullaevich (1950) - suherwan (1870), lichess.org, 2019.

7.c4 Bb7 8.cd5 Bd5 9.Nc3 Bb4 (9...Bb7 10.d4+=) 10.Nd5+– Nd5 (better 10...ed5!? 11.Qc2 Nbd7+–) 11.Bg7+– Rg8 12.Bd4 Qe7 (12...Bc5 13.Bb2+–) 13.Qc2 Nd7 14.e4 Nf4 (14...N5f6 15.Qc7 Rd8 16.Qc6+–) 15.g3 Ng6 16.Qc7 f6 17.Rc1 (17.Bb6?! Bd6 18.Qc6 Kf7=) 17...Kf7 18.Rc6 (better 18.Bh3+–) 18...Rgc8+– 19.Qb7 (better 19.Qc8 Rc8 20.Rc8+–) 19...Rab8?? (19...Rcb8 20.Qc7 Rc8 21.Qc8 Rc8 22.Rc8 Nde5 23.Ne5 Ne5 24.Be5 fe5+–) 20.Qc8 (better 20.Qa6 Rc6 21.bc6+–) 20...Rc8+– 21.Rc8 Bc5? (better 21...Nde5 22.Ne5 Ne5 23.Be5 fe5+–) 22.Bc4+– Bd4 23.Nd4 Ngf8 (23...Nc5 24.Nc6 Qd7 25.Rd8+–) 24.Nf5 (better 24.0-0!? Qb4 25.d3 Qb2+–) 24...Qb4 25.0-0 Kg6 (25...Qd2 26.Ne3 Qb4+–) 26.Nh4 Kg7 (26...Kh5 27.d4+–) 27.d4 Kh6? (27...Qa4 28.d5 Nc5 29.de6 Nce6+– (29...Qc4?? 30.Nf5 Kg6 31.e7+–)) 28.d5 (28.d5 Nc5 29.de6 (worse 29.Rf8 Qc4 30.de6 Qe6 31.Nf5 Kg6 32.Rg8 Kf7 33.Rg7 Kf8+–) 29...Nfe6 30.Nf5 Kg6 31.Rg8 Kf7 32.Nh6 Ke7 33.Rd1 Qc4 34.Nf5 Kf7 35.Nd6 Kg8 36.Nc4 Na4 37.Nb6+–) 1–0. DEFFM – GuestJYFQ, freechess.org, 2019.

7.c4 Bd6 8.cd5 Nd5 (8...ed5 9.Be2+=) 9.Be2 (9.Bg7 Rg8 10.Bb2 Bb7+/–) 9...Nb4 10.Nd4 (10.0-0 0-0+=) 10...c5 (10...e5 11.Nc2=+) 11.Nc2 (11.bc6 0-0=) 11...Nd7 12.Nb4 cb4 (better is 12...ab4 13.Bg7 Rg8=) 13.Qb3?? (better is 13.Bf3 Ra7 14.Bg7+/–) 13...Nc5 (13...Bb7 14.Bf3 Bf3 15.gf3-/+) 14.Qc4 Rg8?? (better is 14...e5 15.d4 Be6-/+) 15.d4+/– Ne4?? (15...Nb7 16.Nd2+/–) 16.Bf3 (16.Qc6 Bd7 17.Qe4 f5+–) 16...Rb8?? (better is 16...Bb7 17.Qd3 f5+/–) 17.Be4+– Bb7 18.Bh7 (18.Bb7 Rb7 19.d5 Rc7+–) 18...Rc8? (18...Rh8 19.Bc2 Rc8+–) 19.Qd3 Rh8 20.Be4 Be4 21.Qe4 Rh4 22.Qf3 (better is 22.f4+–) 22...Rc2 23.Nd2 Rb2 24.Qc6 Ke7 25.Ne4?? (25.Qc1 Rd2 26.Qd2 Qh8+–) 25...Re4? (better is 25...Qc7 26.Qc7 Bc7+=) 26.Qe4+– b3 (26...Kf8 27.0-0 Kg8 28.Rac1+–) 27.Qb7 (27.0-0 f5 28.Qh4 Kd7+–) 27...Kf6 (27...Qc7 28.Qc7 Bc7 29.0-0+–) 28.0-0 Ra2 (28...Qc7 29.Qf3 Kg5 30.Qh3+–) 29.Rab1 (29.Ra2 ba2 30.Ra1 Qb8 31.Qb8 Bb8 32.Ra2 Ke7+–) 29...b2 30.Qf3 Ke7 31.d5 Bb4 32.de6 fe6 33.Qb7 Kf6 34.Qb6 (better is 34.Rfd1 Qd1 35.Rd1+–) 34...Ra3 (better is 34...Qb6 35.Rfd1 Bc3-+) 35.Qd8+– Be7 36.Qd4 (36...Kg6 37.Qb2+–) 1–0. TIROLOCO – sleepyhead, Live Game Caissa's Web, 2004.

7.c4 0-0 8.Nc3 b6 9.cd5 ed5 10.Be2 Bb7 11.0-0 c6 (11...Nbd7 12.Qc2=) 12.bc6+= Nc6 13.Nb5 Be7 14.Ne5 (14.Rc1 Rc8+–) 14...Ne5 15.Be5 Rc8 (15...Bb4 16.Rc1+=) 16.Rc1 Qd7 (16...Bb4 17.Rc8 Bc8 18.Qa1+=) 17.Rc8 Rc8? (better 17...Qc8 18.Nd4 Ne4+–) 18.Bf6+– Bf6 19.Bg4 Qd8 Black prepares d4 20.Bc8 Qc8 (20...Bc8 21.Qb3+–) 21.Nd6 Qd7 (21...Qc6 22.Nb7 Qb7 23.Qb1+–) 22.Nb7 Qb7 23.Qb1 d4 (23...g6 24.Qb5+–) 24.Qb5 h6 (24...g6 25.Rb1 Qe4 26.Qb6+–) 25.Rc1 de3 (25...Qe4 26.Rc6 de3 27.fe3+–) 26.fe3 Kh7 (26...Kf8+–) 27.Qf5 Kg8 28.Rc8 Qc8 29.Qc8 (29.Qc8 Kh7 30.Qc6+–) 1–0. GuestTQXC – guestapo, freechess.org, 2020.

7.Be5 =+.

6.a5? c6-+ 7.Nf3 Be7 8.Be2 0-0 9.0-0 Nbd7 10.d3 b6 (10...Ra5!? 11.Ra5 Qa5 12.Qd2-+) 11.ab6-/+ Ra1 (11...Qb6?? 12.Ra8 Bd6 13.Nbd2+-) 12.Ba1 Qb6 13.c4 dc4 14.dc4 bc4 (14...b4 15.Qc2-/+) 15.Bc4 c5 16.Nbd2 Bb7 17.Be2 Qc6 18.Nc4 Qc7 19.Nce5 Ne5 20.Ne5 (20.Be5 Qb6-/+) 20...Nd5 21.Bf3 (21.Nc4 Rd8 22.Bd3 Bf6 23.Bf6 Nf6-/+ (worse 23...gf6 24.Qg4 Kh8 25.Qh4=+)) 21...Bf6 (21...Bd6!? 22.Nc4 Bh2 23.Kh1 Ba6 24.Bd5 ed5 25.Qd5 Qe7-/+) 22.Nc4-/+ Ba1 23.Qa1 Nb4 (23...Nb6 24.Bb7 Nc4 25.Qc3 Ne3 26.fe3 Qb7 27.Qc5-/+) 24.Bb7 (24.Qa7 Rb8 25.Rb1+=) 24...Qb7-/+ 25.Rc1 (25.Rd1 Qe4 26.Nb6 Qf5-/+) 25...Nd3 26.Rd1 Nb4 27.Ne5 (27.Rc1 Qd5-/+) 27...Qe4 (27...Nd5 28.Qa3-/+) 28.Qc3 (better 28.Nd7!? Ra8 29.Qc1=+) 28...Nd5-/+ 29.Qb2 c4 30.Rd4?? (better 30.Nc6 c3 31.Qa3-/+) 30...c3 31.Qc1 (31.Re4?? cb2 32.f3 b1Q 33.Kf2 f5-+) 31...Qf5 (better 31...Qe5 32.Rc4 Qh5-+) 32.Nf3-/+ c2 (32...Ra8 33.e4 Qf4 34.Qe1-/+) 33.e4 (better 33.Rc4=) 33...Qe5?? (better 33...Nf4 34.ef5 Ne2 35.Kf1 Nc1=+) 34.Qc2 (better 34.Ne5 f6 35.Nd3+-) 34...Qb8 (34...Qc7 35.Rc4 Qb7 36.ed5 Ra8+-) 35.ed5 ed5 36.h3 (36.Rd5 Rc8 37.Rb5 Qa8+- (37...Rc2?? 38.Rb8 Rc8 39.Rc8)) 36...Rc8 (36...Rd8 37.Ng5 g6 38.Nf3+-) 37.Qd2 Re8 38.Rd5 h6 39.Rd7 g5 (39...Qb1 40.Kh2+-) 40.Ng5! hg5 41.Qg5 Kf8 42.Qh6 Kg8 43.g3 Re1? (43...Qb1 44.Kh2 Qf5+-) 44.Kh2 Qc8 (44...Qb5 45.Rd4 Re6 46.Rg4 Rg6 47.Rg6 fg6 48.Qg6 Kh8 49.Qf6 Kg8+-) 45.Qg5 Kf8 46.Rd8 Qd8 47.Qd8 Re8 48.Qd6 Re7 49.Qh6 Ke8 50.Qh8 Kd7 51.Qd4 Ke8 52.h4 Rd7 (52...Re6 53.h5 Rh6 54.Qe5 Re6 55.Qh8 Ke7 56.h6+-) 53.Qh8 (53.Qh8 Ke7 54.Qe5 Kf8 55.h5+-) 1-0. BeepBeepImAJeep (2545) - zajcev (2005), lichess.org, 2017.

6.ab5 Nbd7?? 7.Ra8+- Nb6 8.Ra1 Bb4 9.Nf3 0-0 10.Be2 c6 11.0-0 Bd7 12.c3 Bd6 13.Qb3 cb5 14.Bb5 Ne4 15.d3 (15.Ba3 Bb5 16.Qb5 Re8+-) 15...Bb5 (15...Nc5 16.Qb4 Nd3 17.Qd6 Bb5+-) 16.Qb5 Ng5 (16...Nc5 17.Ba3 Qc7 18.Nbd2+-) 17.Nbd2 (better 17.Ng5 Qc7 18.Nf3 Qc6 19.Qc6 bc6+-) 17...Nf3 18.Nf3 Nd7 19.c4 Ne5 (19...dc4 20.Qc4 Nc5+-) 20.Be5 Be5 21.Ne5 1-0. BeepBeepImAJeep (2650) - ShaykhutdinovTimur (2045), lichess.org, 2016.

7.Ra8 Bd6 8.bc6 bc6 9.Nf3 Bb7 10.Ra1 0-0 11.Be2 Nbd7 12.0-0 Qc7 13.d4 Rb8 14.Nbd2 Bc8 15.Qc1 c5 16.c4 Ne4 17.cd5 ed5 18.dc5 Ndc5 19.Ne4 (better 19.h3!? Qe7 20.Rd1 Bf5+-) 19...de4 20.Nd4 Be5 (20...Bh2 21.Kh1 Be5 22.Nb5 Bb2 23.Qb2+- (worse 23.Nc7 Bc1 24.Rfc1 Ne6+-)) 21.h3 f5 (21...Bd7 22.Rd1+-) 22.Nb5 Qe7 (22...Bb2 23.Nc7 Bc1 24.Rfc1+-) 23.Be5 (better 23.Qc4!? Be6 24.Be5 Bc4 25.Bc4 Kh8 26.Bb8 Nd7+-) 23...Qe5 24.Ra5 (24.Nd4!? Qd6+-) 24...Nb3 25.Bc4 Be6 26.Bb3 Bb3 27.Qc6 Bf7 (27...h6 28.Rfa1 Rd8 29.Nd4+-) 28.Ra8 h5 (28...Ra8 29.Qa8 Be8 30.Nd4+-) 29.Rb8 Qb8 30.Nd4 (30.Nd6 Bg6+-) 30...Qb2 (30...g6 31.Qf6 Qb2 32.Rd1+-) 31.Nf5 Qe5 32.Ng3 h4 (32...Qd5 33.Qd5 Bd5 34.Nh5+-) 33.Ne4 (33.Qe4 Qe4 34.Ne4 Bg6+-) 33...Bd5 34.Qc8 Kh7 35.Nd2 Qg5 (35...Qf6 36.Qc5 Ba8 37.Rb1+-) 36.Qg4 (36.e4 Be6 37.Qe6 Qd2+-) 36...Qe5 (36...Qg4 37.hg4 Be6 38.Ra1+-) 37.Nf3 (better 37.Qh4 Kg8 38.e4+-) 37...Qb2 (37...Bf3 38.Qf3 Kh6 39.Rc1+-) 38.Ng5 (better 38.Qh5 Kg8 39.Qd5 Kh7 40.Qh5 Kg8 41.Ng5 Qb8 42.Rd1 Qa8 43.Qh7 Kf8 44.Qh8 Ke7 45.Qg7 Ke8 46.Qf7) 38...Kg8 (38...Kh6+-) 39.Qc8 1-0. BeepBeepImAJeep (2735) - jinanjomon (2415), lichess.org, 2020.

7.Ra8 Nbd7 8.c4 dc4 (8...Nb6 9.Ra7+-) 9.Bc4 (better 9.Bf6 gf6 10.bc6 bc6+-) 9...Nb6 10.Be2 (better 10.bc6 bc6 11.Bf6 gf6 12.Rc8 Qc8 13.Be2+-) 10...Na8+= 11.bc6 bc6 12.Nf3 Qb6 (12...Bd6 13.Qc2 Bb7 14.e4+=) 13.Bf6+/- gf6 14.0-0 Bc5 (14...Bb7 15.Nc3 c5 16.Qc2+/-) 15.d4 Bd6 16.Nbd2 Ke7 17.Nc4 Rg8?? (better 17...Qc7+-) 18.Nb6 Nb6 19.Qb1 Nd5 20.Qh7 Re8 (20...Rf8 21.Ra1+-) 21.Nh4 1-0. BeepBeepImAJeep (2625) - yas1390 (1800), lichess.org, 2017.

7.Bd3 Nbd7 8.Nf3 -/+.

7.Bd3 Be7 8.c4 (8.Nf3 Nbd7+=) 8...Qb6 (8...Na6 9.Nf3-/+) 9.Qc2 (9.Bd4 c5 10.Bf6 Bf6+= (worse is 10...gf6 11.cd5 ed5 12.Nc3+=)) 9...Nbd7 (9...Na6 10.a5 Qd8 11.Nc3-/+) 10.Bd4 (10.Nf3 Nc5 11.Be2 Ra4 12.Ra4 Na4+=) 10...c5 (10...Qc7 11.Bb2-/+) 11.Bb2+= d4 12.Nf3 e5 13.Ng5 (13.a5 Qc6 14.e4 0-0-/+) 13...h6 14.Ne4 (14.a5 Ra5 15.Ra5 Qa5-/+) 14...Ne4 15.Be4 Nf6 16.Bd5? (better is 16.a5 Ra5 17.Ra5 Qa5 18.Bf3-/+) 16...Nd5-+ 17.cd5 Bf5!! 18.Qc1 (18.Qf5 Qg6 Double attack (18...Qb2 Deflection; 18...Qg6 Decoy)) 18...Bd3 19.f3 Qb4 (19...0-0 20.Kf2-+) 20.ed4 (20.Kf2 0-0-+) 20...cd4 (better is 20...ed4!? 21.Kf2 0-0 22.Ba3-+) 21.Kf2 Qa5 22.Re1 (22.Ba3 Bh4 (22...Qd5 23.Be7 f6 24.Qa3+/–) 23.g3 Bf6-+) 22...Qd5 (22...0-0 23.Bd4 Rfc8 24.Qb2 Bh4 25.g3 ed4 26.gh4 Qd5 27.Ra3-+) 23.Ba3 Ba3?? (better is 23...Bf6 24.Qc7 Qd7-+) 24.Ra3+= Bb1 25.Qb1 (25.Qc7 0-0 26.Rb1 d3+=) 25...0-0-/+ 26.Qf5 f6 27.f4 Qc4 28.Rh3 d3 29.Re4 Qc2 30.Rh6= Qd2 31.Kg3 ef4 32.Kh3 f3?? 33.Qh7+– Kf7 34.Qg6 Kg8 35.Qh7 Kf7= 36.Rg6 Rg8 37.Qh5 Kf8 38.Qf3?? Rh8-+ 39.Kg3 Rh6 40.Rh6= Qh6 41.Rh4 Qg5 42.Rg4?? Qe5-+ 43.Kh3 Rd8 44.Qb7 Qe3 45.g3 Qe7 46.Qe7 Ke7 47.Re4 Kf7 48.Re1= f5 49.Rd1?? Kf6 50.Kg2 Ke5 51.Kf3?? Kd4 52.Kf4 g6 53.h4? Ra8 54.h5?? gh5 55.Kf5 Ke3 56.Ra1 Ra5 57.Kg6 d2 58.Rh1 Ra4 59.Kh5 Kf3 60.Rd1 Ke2 61.Rb1 Rc4 62.Rb2 Rd4 63.Rd2 Rd2 64.g4 Kf3 65.g5 Kf4 66.Kh6 Kf5 67.g6 Kf6 68.Kh7 Rh2 69.Kg8 0–1. Woda,Janusz – Kroczka,Damian, Wielkopolska III Liga Seniorow Poland, 2012.

7.Be2 Na6 8.c4 Bb4 9.Bc3 0-0 10.Bb4 Nb4 11.Qb3 c5 12.cd5 Nfd5 (12...ed5 13.Nf3-/+) 13.Nc3 (13.Nf3 Qd6=+) 13...Rb8 (13...Qg5 14.Nd5 ed5 15.Nf3=+) 14.Nd5 (14.Nf3 b6=) 14...Nd5 (14...ed5 15.Nf3=+) 15.Bc4 (15.Nf3 Qd6=) 15...Qd7 (15...Qg5 16.Bf1=+) 16.e4 (16.Nf3 b6=) 16...Nf6 17.d3 Qd4 18.Rd1 (18.Rb1 Ng4 19.Qc2 Qd8=) 18...Ng4 19.Qc2 Bd7 20.h3?? (better 20.Nf3 Qd6 21.a5=) 20...Nf6 (better 20...Ba4 21.Nf3 Bc2 22.Nd4 cd4-+) 21.Nf3+- Qd6 22.0-0?? (better 22.e5 Qe7 23.ef6 Qf6 24.Bb5 Bb5 25.ab5+-) 22...Qe7 (22...e5 23.a5=) 23.e5 (23.Rb1 b6=) 23...Nd5 24.d4 Bc6 (24...Rfc8 25.a5=) 25.Bd5+= Bd5 26.dc5 (better 26.Qc5!? Qc5 27.dc5=) 26...Bf3-/+ 27.gf3 Qg5 28.Kh1 Qe5 29.Qe4 (29.Rd7 Qh5 30.Kg2 Qg5 31.Kh1 Qh4-/+) 29...Qc7 (29...Qc5!? 30.Rd2 b5-+) 30.Rc1-/+ Qc6 (30...Rfd8 31.Rg1-/+) 31.Qg4 (better 31.Qc6!? bc6 32.Rfd1=) 31...Ra8 32.Ra1 (32.Rg1!? g6 33.Rc4-/+) 32...Qc5-+ 33.Rg1 g6 34.h4 (34.Kg2-+) 34...Qf2 35.h5 Ra5 36.h6?! (36.Rg2 Qe3 37.Rb1 Rfa8-+) 36...Kh8 (36...Rfa8 37.Rg3-+) 37.Qd4 (37.Rg2 Qe3 38.Qg3-+) 37…Qd4 (37...Qd4 38.Ra2 Rh5 39.Kg2 Rg5 40.Kh3 Qg1 41.Rg2 Qg2 42.Kh4 Qg3) 0-1. TWW_LONDON (1790) - Ninjin (1800), lichess.org, 2021.

7.Be2 Bd6 8.f4 Ne4 9.Nf3 (< 9.Bg7 Rg8 10.d3 Rg7 11.de4 Rg2-/+) 9...0-0 10.0-0 h6 11.c4 Nd7 12.Qc2 Re8 13.Nc3 Ndf6 14.Ne4 Ne4 15.d3 Nc5 16.Bd4 Nd7 17.c5 Bc7 18.Be5 Be5 19.fe5 (< 19.Ne5 Ne5 20.fe5 Qg5=+) 19...f6 20.d4 f5 (20...fe5 21.Qg6+= (< 21.de5 Qe7=+)) 21.Qc3 Qa5 22.Qa5 Ra5 23.Nd2 b5?? (better is 23...g5+/–) 24.ab5+– Ra1 25.Ra1 cb5 26.Bb5 Kh7 (26...Kf7+–) 27.Ra8 Rd8 28.Rc8! Rc8 29.Bd7 Rd8 (29...Rc7 30.Be6 g6 31.Bd5+–) 30.c6 (30...Ra8 31.c7+–) 1–0. pierre – dreamsfulfilled, internet, 2006.

7.Be2 Be7 8.Nf3= 0-0 9.0-0 Na6 (9...Nbd7 10.c4=+) 10.c4 Nb4 11.d4 b6 12.Na3 (12.Nbd2 Bd6=) 12...c5 (12...Ne4 13.Ne5=+) 13.dc5= bc5 14.cd5 ed5 15.Bb5 (15.Nc2 Nc6=) 15...Bf5=+ 16.Ne5 (16.Rc1 Qd6=+) 16...Qc7 (16...Bd6 17.Qf3 Qc8 18.Qf4-/+) 17.g4 (17.Qf3 Be4 18.Qg3 Bd6=+) 17...Bd6 (17...Be6 18.Be2-/+) 18.gf5 (18.f4!? Be6 19.Be2-/+) 18...Be5-/+ 19.Be5 Qe5 20.Qf3 Ne4 21.Rfd1 (21.Qg4 Rfc8-+) 21...Rfb8 (better is 21...Nc3 22.Rdc1 c4-+) 22.Bf1? (better is 22.Kg2!?-/+) 22...Ra4-+ 23.Nc4? (23.Nc2 Ra1 24.Na1-+) 23...Qa1 24.Ra1 Ra1 25.h4 (25.f6-+) 25...Nd3 26.Kh2 Rf1 (27.Nd6 Rf2 28.Qf2 Ndf2-+) 0–1. MT – Didier, itsyourturn.com, 2000.

7.Bd7 Qd7 8.Bf6 gf6 9.Nc3 Bb4 10.Nb5 c6 11.Nd4 c5 12.Nb5 c4 13.c3 Bc5 14.Nf3 Rg8 15.0-0 Nc6 16.g3 (16.d3 cd3 17.Qd3 Rg4=) 16...Ne5 (16...e5!?=+) 17.Ne5= fe5 18.Qh5 Rg7 (18...e4!?=) 19.Qe5+= Bd6?? (better 19...Kf8+=) 20.Qg7+- 1-0. atif_zubair - Mindles5, lichess.org, 2019.

7.Bd7 Nbd7 8.d3 Bd6 9.Nd2 c5 (9...0-0 10.Ngf3-/+) 10.Ngf3=+ 0-0 11.Ne5?? (better is 11.c4=+) 11…Ne5-+ (12.0-0 Nfg4-+) 0–1. Garcia – Zimmer,Georg, corr SOK–91–75, 1991.

7.Bd7 Nbd7 8.Qf3 Bd6 9.Nh3 c5 (9...0-0-/+) 10.c4? (10.0-0 0-0-/+) 10...0-0 (10...Be5 11.Be5 Ne5 12.Qe2 dc4 13.0-0-+) 11.cd5 ed5 12.0-0 Ne4 (12...Ne5 13.Be5 Be5 14.Nc3-/+) 13.Qg4 (13.d3 Ne5 14.Qe2 Nf6=+) 13...Ndf6 14.Bf6 Qf6 15.Nc3? (15.Ra2 Qe5 16.f4 Qe7-/+) 15...Nc3 (better 15...Nd2 16.Nd5 Qe5-+) 16.dc3-/+ Qc3 17.Nf4 Bf4 (17...Qc4 18.Qd7 Bf4 19.ef4-/+) 18.Qf4-/+ d4 19.ed4 Qd4 20.Qc7 Ra4 21.Ra4 Qa4 22.Qc5 b5 23.Rb1 Re8 (23...Rb8!?=+) 24.h3= (24.Qb5?? Qb5 25.Rd1 Qb4-+) 24...h6 25.Rb5 (25.Qb5?? Re1!? 26.Re1 Qb5-+) 25...Re1 26.Kh2 Qf4 27.g3 Qf3 28.Rb8?? (better 28.Qc8 Kh7 29.Qf5 Qf5 30.Rf5=) 28...Kh7 29.Qc2 (29.Rh8 Kh8 30.Qc8 Kh7 31.Qc2 g6 32.Qg6 Kg6 33.h4 Rh1) 29...g6 30.Qc6 (30.Rh8 Kh8 31.Qb2 Kh7 32.Qg7 Kg7 33.h4 Rh1) 30...Qc6 (30...Rh1) 31.h4 (31.g4 Qf3 32.Rh8 Kh8 33.h4 Rh1) 31…Qh1 (31...Rh1) 0-1. hamidrezaderakhshan (1645) - Stamarov (1650), lichess.org, 2021.

7.Nf3 Be7 8.Ne5 Bb5 9.ab5 Ra1 10.Ba1 Qd6 11.0-0 Nbd7 12.f4 Nc5 13.Nc3 0-0 14.d4 (14.d3!?=) 14...Nce4-/+ 15.Ne4 Ne4 (worse 15...de4 16.c4=) 16.c4 dc4 (16...Qa3 17.Qe2-/+) 17.Nc4=+ Qd7 18.Qc2 Nf6 19.Ne5 Qb5 20.Qc7 Ba3 (20...Nd5 21.Qc1=+) 21.g3 (21.Qc2 Nd5 22.Rf3 Qa5=) 21...Nd5 (21...Qe2 22.Qb7 Qe3 23.Kh1-/+) 22.Qc4=+ Qa6 (22...Qc4 23.Nc4 Be7 24.Rb1=+) 23.Qa6= ba6 24.Nc4 Be7 25.Bb2 Rc8 26.Ne5? (better 26.Rc1!?=+) 26...Ne3-+ 27.Ra1 Rc2 28.Ra6?? (better 28.Ba3 Bf6 29.Bc5 Rg2 30.Kh1-/+) 28...Rg2-+ (28...Rb2?! 29.Ra8 Bf8 30.Nd7-/+) 29.Kh1 h6 (better 29...Rb2 30.Ra8 Bf8-+) 30.Bc1 Re2 31.Be3 Re3 32.Ra8 Kh7 33.Kg2 (33.Nf7!? Re4 34.h4+/-) 33...f6 34.Nf7 Kg6 35.Ra6?? (better 35.Nh8 Kh7 36.Re8+=) 35...Kf7-+ 36.Kf2 Rb3 37.Rc6 Rb2 38.Ke1 (38.Kg1 Rd2-+) 38...Rh2 39.Kf1 Rh3 (39...h5!? 40.Ra6-+) 40.Kg2 Rh5 41.Rb6 (41.Kf3 Rd5 42.Rc4 h5-+) 41...Rd5 42.Rb3 Rd4 43.Rf3 1-0. b4_Bb2 (1650) - macsho (1640), lichess.org, 2020.

6.c4 ab5 7.ab5 Ra1 8.Ba1 Be7 9.Nf3 dc4 10.Bc4 Bb7 11.Be2 0-0 12.0-0 Nbd7 13.d4 Nd5 14.e4 Nf4 15.Bd3? (better 15.Qd2 Bg5 16.Qc2=) 15...Nd3-+ 16.Qd3 Nf6 (16...Nc5 17.Qe3 Ne4 18.Rc1-+) 17.Re1 (17.Nc3 Bb4 18.Re1 Qd7=) 17...Qa8 (17...Ne4 18.Re4 Qa8-/+ (18...Be4?! 19.Qe4 Qa8 20.Qa8 Ra8 21.Bc3=+)) 18.Nbd2= Bb4 (better 18...c6=) 19.Bc3 (19.d5 Qd8 20.Qc4 Bd2 21.Bf6 ed5 22.ed5 Qf6 23.Nd2=+) 19...Bc3-/+ 20.Qc3 Ne4 (worse 20...Be4 21.Ne4 Ne4 22.Qc7+=) 21.Ne4 Be4 22.Re4?? (better 22.Qc7 Bf3 23.gf3 Qf3 24.Qb6 Qg4 25.Kf1=+) 22...Qe4-+ 23.Qe3 (23.Qb2 Ra8 24.h3 Qd5-+) 23...Qb1 24.Ne1 Ra8 25.g3 (25.Qe5 Ra1 26.Kf1 Qd3 27.Qe2 Qd4-+) 25...Ra1 26.Kf1 Qb5 27.Kg2 Qb1 28.Nf3 (28.Kf1 b5 29.g4-+) 28…Qf1 0-1. afsharian (1630) - montezuma1984 (1665), lichess.org, 2019.

6.c4 dc4 7.Bc4 ab5 8.Bb5 (8.ab5 Ra1 9.Ba1 Bd6=) 8...Bd7 (8...c6 9.Be2=+) 9.Qb3 (9.Nf3 Bd6=) 9...Bd6=+ 10.Nc3 (10.Nf3 0-0=+) 10...0-0 11.Nf3 Nd5 (better 11...Bc6!?=+) 12.Nd5+/- ed5 13.0-0 (13.Qd5 Ra7+/-) 13...c5 (13...c6 14.Bd3=) 14.d3 (14.Qd5 Bb5 15.Qa8 Bf1 16.Rf1 Re8+/-) 14...Bb5 (14...Bg4 15.Ne5 Be6 16.Rae1=) 15.ab5 Ra1 16.Ra1 c4? (better 16...Qd7=) 17.dc4+- dc4 18.Qc4 Nd7 (18...Re8 19.Qd4 Bf8 20.Ra7+-) 19.e4 (19.Rd1 Nf6 20.Be5 Be5 21.Rd8 Rd8+-) 19...Re8 (better 19...Nc5!?+/-) 20.Qd4+- Bc5?? (20...Qf6 21.e5! Ne5 22.Ne5 Bc5+-) 21.Qg7 1-0. afsharian – SigmaMate, lichess.org, 2018.

6.c4 c5 7.cd5 ed5 8.Bf6 Qf6 9.Nc3 d4 10.ed4 cd4 (10...Qd4 11.Nf3 Qd8 12.a5 ba5 13.Qe2 Be7 14.Qe4+=) 11.Nd5 Qe6 12.Qe2 Nd7?? (12...Kd8 13.Qe6 Be6 (13...fe6? 14.Nb6 Ra7 15.Nc8 Kc8 16.Nf3+–) 14.Nb6 Ra7=) 13.Nc7+– (13.Nc7 Ke7 14.Ne6 fe6 15.Qe4+–) 1–0. b4_player – branne, casual, 2013.

6.c4 c6 7.Nf3 c5 (7...Bd6 8.cd5 ed5 9.Be2=+) 8.Be2 Be7 9.0-0 0-0 10.d4 Bb7 11.Nbd2 Nbd7 12.Rc1 a5 (12...ab5 13.ab5 dc4 14.Bc4=) 13.Qb3 Rc8 14.h3 cd4 15.Nd4 Nc5 16.Qa2 Re8 17.Bf3 (17.Rfd1 Qd6=) 17...Bf8 (17...Nd3 18.Rcd1=+) 18.cd5= Nd5 19.Nc4 (better 19.Rfd1!?=) 19...Nd3-/+ 20.Ne5? (better 20.Rb1-/+) 20…Ne5-+ (20...Rc1?! 21.Nd3 Rf1 22.Kf1-+; 20...Nc1?! 21.Rc1 Rc1 22.Bc1-+) 0-1. BeepBeepImAJeep (2760) - temp002, lichess.org, 2020.

6.c4 Bd7 7.Qb3 dc4 (7...Bd6 8.Nc3=+) 8.Bc4= ab5 9.ab5 Ra1 10.Ba1 Bc5 11.d4 Bd6 12.Nf3 0-0 13.0-0 Ne4 (13...Bc8 14.Ne5=) 14.Bd3 Nf6 15.Nbd2 Nd5 16.Qc2 (16.Nc4 Be7+=) 16...g6 (16...Nb4 17.Qb1 Nd3 18.Qd3=) 17.Bc3 Bb4 (17...c6 18.Ne4 Be7 19.Rc1+=) 18.Bb4+/- Nb4 19.Qb1 (19.Qc3 Nd3 20.Qd3 c6+/-) 19...Nd5 (19...Nd3!? 20.Qd3 c6+/-) 20.Bc4 Nc3 (20...c6 21.Qb3+/-) 21.Qd3 (21.Qb3 Nd5+-) 21...Nd5+/- 22.Qb3 c6 23.Bd5 (23.Rb1!?+/-) 23...cd5+= 24.Ne5 Be8 (24...f6 25.Nef3+=) 25.Rc1 Qe7 (25...f6 26.Nc6 Qc7 27.e4 Bc6 28.bc6+=) 26.Qd3 (26.e4 de4 27.Ne4 Qh4+/-) 26...Qb4 (26...f6 27.Nef3+=) 27.Nc6+/- Qb2? (better 27...Qd6 28.Na7 f6+/-) 28.Rc2?? (better 28.Rb1 Qa2 29.Nb8 Bb5 30.Qc3+-) 28...Qa1= 29.Nf1 Nd7 (29...Qa4!?=) 30.Ne7 Kh8 (30...Kg7 31.Qe2+=) 31.Qc3 (31.Rc7 Nf6 32.Nc8 Qa5+=) 31...Qa4+= 32.Qc6 (better 32.Nc8!?+=) 32...Nf6=+ 33.Qb6?? (better 33.Qc7 Bb5 34.Rc1 Bf1 35.Kf1=+) 33...Qc2-+ 34.Nd5 (34.f3-+) 34...Nd5 (34...Ng4 35.Nd2 Qd2 36.Qa5 Qf2 37.Kh1 Qf1) 35.Qd6-+ Rg8 (better 35...Kg8!? 36.b6 Nc3 37.h4 Ne2 38.Kh2-+) 36.Qe5 Rg7 (better 36...f6 37.Qe6 Qc4 38.h3 Bb5 39.Kh2-+) 37.g3 (37.Qb8 Nf6 38.Qd8 h6-+) 37...Bb5 (better 37...Qe2 38.Qb8 Rg8 39.Qe5 f6-+) 38.h3 (38.Qb8 Rg8 39.Qb5-+) 38...Bf1 (better 38...Qb1 39.Kh2 Qf1-+) 39.Kf1 Nc3 (39...h6 40.Kg2-+) 40.Kg2?? (better 40.Qb8 Rg8 41.Qe5 f6 42.Qf6 Rg7 43.Qf8 Rg8 44.Qf6 Rg7 45.Qf8 Rg8 46.Qf6=) 40...Qe4 (40...Ne4!? 41.Qb8 Rg8 42.Qe5 f6 43.Qf4-+) 41.Qe4 Ne4 42.Kf3 (42.f3 Nc3-+) 42...Ng5 (better 42...f5!? 43.h4-+) 43.Kg4 (43.Kg2-+) 43...Ne4 44.Kf4?? (44.Kf3 f5 45.h4-+) 44...Nf2-+ 45.Kf3 (45.h4 f5 46.Ke5 Rc7 47.Ke6 Rc3-+) 45...Nh3 46.Kg4 Nf2 (46...Ng1!? 47.Kf4-+) 47.Kf3 Nd1 48.Ke2 Nb2 49.Kd2 h5 50.Kc3 Nd1 51.Kd2 Nf2 52.Ke2 Ng4 53.Kf3 f5 54.Kf4 Re7 (better 54...g5!? 55.Kf3 h4 56.gh4 gh4 57.d5 Ne5 58.Kf4 Nd3 59.Kf3-+) 55.e4 Kg7 56.e5 Nf2 (56...Rc7 57.Kf3 Rc2 58.Kf4 Kh6 59.d5 Rf2) 57.Kf3 Nd1 (57...Ne4!? 58.Kg2-+) 58.Ke2 Nc3 59.Kd3 Nd5 60.Kc4 (60.Kc4 f4 61.gf4-+). TWW_LONDON – Bluesoil, lichess.org, 2020.

6.Nf3 Bb4 7.c4 (7.Be2 0-0=) 7...Bb7 8.Nd4 (8.cd5 Bd5 9.Nc3 Bb7=) 8...Ne4 (8...0-0 9.cd5 Nd5 10.Nc3=+) 9.Qb3 (9.Nc2 Be7=) 9...Ba5 10.Be2 (10.Qc2 Qf6 11.Nf3 Qg6=+) 10...Nd7 (10...Nc5 11.Qa2-/+) 11.Nf3 (11.ba6 Ra6 12.Qc2 Ra8=) 11...Ndc5=+ 12.Qc2 0-0 13.0-0 Qe7 (13...dc4!? 14.Bc4 Nd6=) 14.d4+= Nd7 15.Bd3 (15.Ba3 Bb4+=) 15...Ndf6 16.Ne5 Rac8 (16...ab5 17.ab5 Bb4 18.Nc3+=) 17.Qb3 (17.Ba3 Bb4 18.ba6 Ba8+-) 17...c5 (17...Rfd8+=) 18.cd5 (better 18.bc6!? Bc6 19.Nc6 Rc6 20.cd5 ed5 21.Ba3+/-) 18...Bd5= 19.Bc4 Ba8 (19...Qc7 20.ba6 Qa7 21.dc5 bc5 22.Bd5 ed5 23.Qb7 Qb7 24.ab7=) 20.ba6+= Nd5 21.f3 Nd2 (21...Nd6!? 22.dc5 bc5=) 22.Nd2+/- Bd2 23.Bd5 (23.a5 ba5 24.Bd5 Bd5+=) 23...Bd5 (23...ed5!? 24.Qd3 Ba5=) 24.Qd3+/- Bb4 25.Bc3 Bc3 26.Qc3 Qg5 (26...f6 27.Ng4+=) 27.Nd7 (27.e4 cd4 28.Qd4 Rc2+/-) 27...Rfe8 (better 27...Rfd8!? 28.Nb6 cd4 29.Qc8 Rc8 30.Nc8 Qe3 31.Kh1 Qd3+=) 28.Nb6+/- Rb8? (better 28...cd4 29.Qd4 Rc2+/-) 29.dc5+- Rec8 (29...Bc6+-) 30.Nd7 (better 30.Nc8 Rc8 31.e4+-) 30...Rb3 31.Qc2 (better 31.Qd4!? Rd8 32.a7 Rd7 33.a8Q Ba8 34.Qd7+-) 31...Qe3+/- 32.Kh1 Rc3 Increasing the pressure on the isolated pawn on c5 (32...Rc7 33.Rfe1 Qd4 34.Red1+/-) 33.Qb2 Bc6? (33...Rb3 34.Qc1 Qd4 35.Rd1+-) 34.Nb6 (better 34.Rae1!? Rb3 35.Re3 Rb2 36.Nb6+-) 34...Rd8 35.Qb4 (35.Rad1!? Re8 36.Qf2+/-) 35...Rc2 36.Rae1 (better 36.a7+=) 36...Qd2?? (better 36...Qg5 37.Rg1 Rg2 38.Rg2 Bf3-+) 37.Qd2+- Rdd2 (37...Rcd2 38.a7+-) 38.Rg1 (better 38.Rd1!?+-) 38...Bf3 39.a7 Bg2?? (better 39...Rg2 40.Rg2 Bg2 41.Kg1 Bb7+-) 40.Rg2! Rg2 (40...Rg2 41.a8Q Mate attack) 41.a8Q 1-0. AhmedSultanov (1860) - WhatAComeback (1860), lichess.org, 2020.

6.Nf3 ab5 7.ab5 Ra1 8.Ba1 Bb7 9.Be2 c6 (9...Bd6 10.Be5=) 10.c4 (10.bc6 Bc6 11.Bd4 Bc5=) 10...Be7 (10...dc4 11.Bc4 Bd6 12.0-0=) 11.Nc3 (11.cd5 Qd5 12.Nc3 Qd6=) 11...c5 Black prepares d4 (11...0-0 12.0-0=) 12.Qc2 (12.d4 0-0=) 12...d4 (12...dc4 13.Bc4 0-0 14.e4=) 13.ed4 (13.Nd1 de3 14.fe3 Bd6=) 13...cd4 14.Na4 Be4 15.d3 (15.Qb3 d3 16.Bf1 0-0=) 15...Bf3 (15...Bb4 16.Kf1 Bf3 17.Bf3=) 16.Bf3 Bb4 17.Ke2 0-0 18.Qb2 (better 18.Rb1 Be7 19.Kf1=) 18...Qd6?? (better 18...Bc5=) 19.Qd4+– Qe7 20.Qb6 (20.Nb6?! Bc5 21.Qh4 Bb6 22.Bf6 Qf6 23.Qf6 gf6=) 20...Nbd7 (20...Nfd7 21.Qe3+–) 21.Qe3 Ra8?? (21...Rc8+–) 22.Ba8 Ng4 23.Qf4 Ndf6 (23...f5 24.Qc7+–) 24.Qb8 Ne8 25.Bc6 1–0. DEFFM – VelikiBrat, freechess.org, 2018.

6.Nf3= Bd6 7.Be2 =.

7.c4 Bd6 8.cd5 Bd5 9.Nc3 =.

7.c4 Nbd7 8.Nc3 Bd6 =.

7.c4 Nbd7 8.Be2 dc4 9.Bc4 Bd6 10.d4 =.

7.c4 Nbd7 8.Be2 Bd6 9.0-0 (9...dc4 10.Na3=; 9.cd5 Nd5 10.Nc3 0-0=). Roczniak,Jan – Boryczko, corr Poland, 1971.

7.Be2 Bd6 =.

7.Nc3 Be7 =.

7.c4 a5 8.Be2= Bd6 9.0-0 (9.d4 0-0=) 9...0-0 10.d4 Bb7 11.cd5 Nd5 12.Na3 Nd7 13.Nc4 Bc7 (13...Be7 14.Qb3=) 14.Rc1+= Rc8 15.dc5 (15.Qc2 cd4 16.Bd4 e5=) 15...Nc5 16.Qd4 (16.Bd4 Qe7 17.Na5 ba5 18.Bc5 Bh2 19.Kh2 Rc5 20.Rc5 Qc5 21.Qd4 Qc7 22.Kh1=) 16...Nf6 (16...e5!? 17.Qg4 f5=) 17.Na5+/– ba5 (17...Bd5!?+/–) 18.Rc5 (< 18.Qc5 Bf3 19.Bf3 Bh2 20.Kh2 Rc5 21.Rc5 Qd6 22.Re5 Nd7-+) 18...Bb6 19.Rc8+– Bc8 20.Qh4 Bb7 21.Rd1 Qe7 22.Bd3 h6 23.Ne5 Rd8 24.Ng4 Ng4?? 25.Qe7 (25...Bd5 26.Bd4+–; 25.Qg4?! e5+/–) 1–0. b4_player – opponent, gamecolony.com, 2007.

7.c4 Bd6 8.Bf6 Qf6 9.Nc3 =.

6.Nc3 Bd7 7.Nf3 Be7 8.Be2 0-0 9.Ne5 (9.0-0 h6+=) 9...b6 (better 9...Qc7!? 10.Nb1 Bc8=+) 10.Nd7 (10.0-0 Bd6 11.f4 Be8+/-) 10...Qd7+= 11.0-0 (11.a5 ba5 12.Ra5 d4=) 11...ab5 (11...d4 12.Nb1 ab5 13.Bb5=) 12.ab5+= Ra1 13.Qa1 Qb7 (13...Qc7 14.Qa4+=) 14.Qa4 Nbd7 15.Ra1 c4 16.Qa7 Rb8 17.Qb7 Rb7 18.Ra8 Rb8 19.Ra7 Bf8 20.Na4 Nc5 (20...Bb4 21.d3 cd3 22.cd3+/-) 21.Nc5 (better 21.Be5 Rb7 22.Rb7 Nb7 23.Nb6+-) 21...bc5+= 22.Ra5 (22.Bf6 gf6 23.Bh5 Rb5+/-) 22...Ne4 23.d3 (23.Be5 Bd6 24.f3 Be5 25.fe4 c3=) 23...c3 (23...cd3 24.Bd3 Nd6 25.Be5=+) 24.Ba3 Nd6 Black prepares c4 25.d4 (25.Bc5!? Rb5 26.Rb5 Nb5 27.Bb6+=) 25...c4= 26.Bd6 Bd6 27.Ra6 Bc7 (27...Be7 28.b6=+) 28.Rc6= Ba5 29.Rc5 (29.e4!?=) 29...Bb4=+ 30.Rc6 Rb5 31.Bd1 Ra5 32.Kf1 g6 33.Ke2 1-0. invictus31 – parshickow, lichess.org, 2018.

6.c4 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 c5 5.c4 a6 6.a4).

6.c4 ab5 7.ab5 Ra1 8.Ba1 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 a6 5.a4 ab5 6.ab5 Ra1 7.Ba1 c5 8.c4).

6.bc6 Nc6 7.c4 Bd7 8.Bf6 (8.Nf3!?=+) 8...Qf6-/+ (8...gf6?! 9.cd5 ed5 10.Qb3=) 9.cd5? (better 9.Nc3 d4 10.Ne4-/+) 9...Qa1-+ 10.dc6 Bc6 11.Nf3 (11.Nc3 Qd1 12.Kd1-+) 11...Ba4 12.Qc1 (12.Qa4 Qa4 13.Be2-+) 12...Be7 (better 12...Ba3! 13.Ba6 Bc1-+) 13.Bd3 0-0 14.0-0 Qf6 (14...Rfc8!? 15.Qe1-+) 15.Nc3 Bc6 16.Nd4 Rac8 (16...Rfc8 17.Nc6 bc6 18.Be4-+) 17.Qb1 b5 18.Bh7 Kh8 19.Nc6 Rc6 20.Be4 Rc5 (20...Rc7 21.Qa2 b4 22.Ne2-+) 21.Qa2 Rh5 (21...b4 22.Ne2 Bd6 23.Ng3-+) 22.Qa6 (22.Bf3 Rh6-/+) 22...b4 (22...Qh4 23.h3 b4-+) 23.Ne2? (23.Bf3 Rh6 (23...bc3?! 24.Bh5 cd2 25.Rd1=+) 24.Ne4 Qh4-/+) 23...Rh6 (better 23...Qh4 24.f4 Qh2 25.Kf2 f5-+) 24.Nf4?? (24.h3 Qe5 25.d3 Qd6-/+) 24...Qe5 (better 24...Qh4 25.h3 e5 26.Ng6 fg6-+ (26...Rg6?! 27.Bg6 fg6 28.Qg6-+)) 25.Bf3 Qg5 26.Qb7 Bd6 27.Nh3?? (better 27.g3-+) 27...Rh3 28.Qe7 0-1. b4_Bb2 (1755) - marcoscipriano (1735), lichess.org, 2019.

6.d4 Bd7 7.Nc3 (7.c4 cd4 8.Bd4 ab5 9.cb5 Ne4+=) 7...cd4 (7...c4 8.Nge2-/+) 8.ed4 (8.Qd4!? Qc7 9.Nf3=) 8...Bb4-/+ 9.Nf3?? (better is 9.Qd3-/+) 9...Ne4 10.Qd3 ab5 (10...Qa5 11.ba6 Na6 12.Be2-+) 11.ab5? (11.Nd2 Nd2 12.Qd2-+) 11...Bc3 12.Bc3 Ra1 13.Ba1 Qa5 14.Nd2 Qa1 15.Ke2 Qb2 (15...Nc3!? 16.Kf3-+) 16.Ne4 Bb5 (better is 16...de4 17.Qe4 Bb5 18.Kd2 Bf1 19.Rf1 0-0-+) 17.Nd6+– Ke7 18.Nb5 Rc8 19.Kd2 Nc6 20.Be2?? (20.Qh7 Na5 21.Qh4 Kd7 22.Ke3 Rc2 23.Qg3 Qc1 24.Kf3 Qd1 25.Kf4+=) 20...Nb4-+ 21.Qb3 (21.Qg3 Rc2 22.Ke3 Re2 23.Kf3-+) 21...Rc2 22.Qc2 Qc2 (22...Qc2 23.Ke3 Qe4 24.Kd2 Qg2-+) 0–1. Barrow,Aziz – Chiessi,Giampaolo, Internet Section, 2004.

6.f3 Bd6 7.g3 (7.f4 0-0=+) 7...Nbd7 8.c4 0-0 9.d3 e5 10.Qc2 d4 (10...d4 11.Qd2 Bc7-/+) 0-1. Delboy Smith (1715) - TheWelshKnight (2280), ChessWorld.net, 2010.

6.Nf3 Bd7 7.c4 dc4 8.Bc4 ab5 9.ab5 Ra1 10.Ba1 Be7 11.Nc3 0-0 12.0-0 Be8 (12...Qc7 13.Qc2+=) 13.Ne2 (13.Na4 Nbd7+=) 13...Qa5 The isolani on b5 becomes a target 14.Bc3 Qb6 15.Qb1 Nd5 16.Be5 Nd7 17.Bb2 N7f6 18.d3 (18.Rc1 Bd7+=) 18...Nb4= 19.Nc3 Nfd5 20.Nd5 (better 20.d4=) 20...ed5-+ (20...Nd5?! 21.Rc1=) 21.Bb3 Bb5 (21...Qb5?! 22.Rd1-/+) 22.Rd1 (22.Qa1 Qa6 23.Bg7 Qa1 24.Ba1 Bd3-+) 22...Rd8 (22...Bd3 23.Rd3 Nd3 24.Qd3-+) 23.Bc3 (23.Bc2-/+) 23...Bc6 (better 23...Bd3 24.Qb2 Bf6-+) 24.Ne5 f6 25.Nc6 Qc6?? (better 25...bc6 26.d4 cd4 27.ed4 g6=+) 26.e4 Kf8 (26...Qb6 27.Bb4 Qb4 28.Bd5 Kf8 29.Qb4 cb4 30.d4+/-) 27.Bb4 cb4 28.Bd5 Qb6 29.Qb3 Rc8? (29...Bc5 30.Bg8 Bf2 31.Kf1+-) 30.Bc4?? (30.Bg8 Ke8+-) 30...Qd4? (30...Qa5 31.Be6 Rc3 32.Qb1+/-) 31.Rb1?? (better 31.Bg8 Ke8 32.Bh7+-) 31...Bc5 32.Qc2 (32.Bg8!? Qf2 33.Kh1+/-) 32...b6 33.g3 1-0. Abdullaevich (2000) - pedighernandez (1895), lichess.org, 2020.

6.Nf3 Be7 7.c4 (7.Be2 0-0=) 7...0-0=+ 8.Qc2 (8.d4 b6=+) 8...ab5 (8...b6 9.cd5 Nd5 10.Bd3=+) 9.ab5= Ra1 10.Ba1 Nbd7 11.Be2 Qc7 (11...dc4 12.0-0=) 12.d4 (12.0-0 Bd6=) 12...Ne4 (12...cd4!? 13.Bd4 e5=+) 13.0-0+= b6 14.Nc3 (14.Bd3 Bb7+=) 14...Ndf6 (14...Bb7 15.cd5 ed5 16.dc5 Ndc5 17.Rc1=) 15.cd5 (15.dc5 Nc5 16.cd5 ed5+=) 15...Nc3= 16.Qc3 ed5 17.dc5 bc5 18.Rd1 Rd8 19.Rd4 Bf8 20.Bd3 Qe7 21.Ra4= c4 22.Bc2 Qc5 23.Qa5+= Qe7 24.Bc3 Ne4 25.Bb4 Qf6 26.Nd4?? Qf2 (27.Kh1 Qf1#) 0–1. Kleinke – Bluhm, Schwerin, 1978.

6.f4 Ne4 7.Nf3= b6 8.c4 Bb7 (8...dc4 9.Bc4 Nd6 10.Be2=) 9.Bd3 (9.cd5 ed5 10.ba6 Ba6 11.Ba6 Na6=) 9...ab5 (9...dc4 10.Bc4 Nd6 11.ba6 Na6 12.Be2=+) 10.ab5 (10.cd5 ed5 11.Bb5 Nc6=) 10...Ra1 11.Ba1 Nd7 12.Nc3 h6 (12...Be7 13.0-0=) 13.0-0 Ndf6 14.Qb3 (14.cd5 Nc3 15.dc3 ed5+=) 14...Be7 15.cd5 ed5 16.Ne4 de4 17.Ne5 Do you see the mate threat? 17...Bd5 18.Bc4 Bc4 19.Qc4 Threatening mate: Qxf7 19...Qd5 20.Qc3 (20.d3 ed3 21.Rd1 d2=) 20...0-0 21.Nc4 Rb8 22.Ne5 (22.Qc2 Nd7=) 22...Ra8=+ 23.Bb2 Ne8 24.Ra1 (better 24.d4!?=+) 24...Ra1-+ 25.Ba1 Bf6 26.Qc2 Be5 27.Be5 f6 28.Bb8 (better 28.Bc3-+) 28...Qe6 (better 28...Qa8-+) 29.Qa4=+ Qg4 (29...f5 30.Be5=+) 30.Qa2 Kh8 31.Qd5 Qc8 (31...Qe2 32.h3 Qb5 33.Qe4=) 32.Ba7 Nc7 33.Qc6 Qg4?? (better 33...Qd8 34.h3 A) 34...Qd2? 35.Qc7 c4 36.Qc4 (36.Qb6?! c3 37.Qa5 Qb2+=; worse 36.Bb6 c3+-) 36...Qe3 37.Kh1+-; B) 34...Nd5=) 34.h3+- (34.Qc7?! Qd1 35.Kf2 Qd2 36.Kg3 Qe3 37.Kh4 Qe2 38.Bb6 Qg2 39.Qc5 Qh2 40.Kg4 Qe2 41.Kf5 h5+/-) 34...Qd1 35.Kh2 Qd2 (35...Nb5 36.Qb5 Qc2+-) 36.Qc7 Qe3 (36...Qd3 37.Qb6 Qe3+-) 37.Bb6 h5 (37...Qd3 38.Bc5 e3+-) 38.Bc5 Qc3 39.b6 h4 40.Bf2 (40.Bf2 Qb2 41.Bh4+-) 1-0. jokerone (2350) - petrobbo (1970), ChessWorld.net, 2012.

7.d3 ab5 8.ab5 Ra1 9.Ba1 Qa5 10.Bc3 Qb5 11.dc4 dc4 (11...Qc5 12.Bf6 gf6 13.cd5 Qd5 14.Nbd2=) 12.Nbd2+= Qd7 (12...Nc6 13.Bc4 Qc5 14.0-0+=) 13.Bc4+– b5 (13...Be7 14.0-0+=) 14.Bd3 b4 15.Bd4 (15.Bf6 gf6 16.Qa1+–) 15...Nc6+= 16.Bb5 Bb7 (16...Qd5 17.Qe2 Nd7 18.0-0 Nd4 19.Nd4+–) 17.0-0 (17.Nc4 Be7+=) 17...Qd5 (17...Be7 18.Re1+=) 18.Qe2+– Be7 19.e4 Qh5? (better 19...Qd7 20.Ne5 Qd4 21.Nc6 Bc6 22.Bc6 Kf8+=) 20.Qc4+– 0-0 21.Bc6 Rc8 22.Bf6 (22.Bb7 Rc4 23.Nc4 Qb5=) 22...Bf6 23.Qb5 (better 23.e5!? Be7 24.Bb7 Rc4 25.Nc4+–) 23...Qb5+– 24.Bb5 Be4?? (better 24...Rc2 25.Rb1 Bc3+–) 25.Ne4+– 1–0. Naumenko,Oleg (2095) – Lender,Vladimir, Sring Holidays Open, 2011.

7.d3 ab5 8.ab5 Bb4 9.c3 Ra1 10.Ba1+=.

7.d3 ab5 8.dc4? bc4-/+ 9.Ba3 (better is 9.Be5!?-/+) 9...Ra4-+ 10.Bf8 (10.Be2 Qa5 11.Qd2 Qd2 12.Nfd2 Nbd7-+) 10...Ra1 11.Bg7 Rg8 12.Bh6 Ne4 13.Be2 (13.Nfd2 Nf2 14.Kf2 Qh4 15.g3 Qh6-+) 13...Qa5 (better is 13...Rg2 14.Nfd2-+) 14.Nfd2 (14.Kf1-+) 14...Nc3 (better is 14...Nd2!? 15.Qd2 Rb1 16.Bd1 Qd2 17.Kd2-+) 15.Qc1 Nb1 16.0-0 Nd2 (better is 16...Nc3 17.Qa1 Ne2 18.Kh1 Qd2-+) 17.Qb2 (17.Qa1 Nc6 18.Qa5 Na5 19.Ra1-+) 17...Rf1 (better is 17...Nf1 18.Bf1 Qe1 19.Qa1 Qa1 20.h3-+) 18.Bf1 c3 19.Qb3 (19.Qc1 Nf1 20.Qf1 e5-+) 19...Qa1 (better is 19...Nb3 20.cb3 c2 21.e4-+) 20.Qb5 Bd7 21.Qd3 Nc6 22.e4 Ne5 23.Qe2 Nec4 24.ed5 e5 (better is 24...Qf1!? 25.Qf1 Nf1 26.de6-+) 25.Bd2 (25...cd2 26.c3-+; 25.Be3-+) -+. TIROLOCO – PussBucket, Live Game Caissa's Web, 2004.

7.a5 =+.

7.c4 0-0 8.Nc3 Re8 9.Be2 Nbd7 10.0-0 Qc7 11.cd5 ed5 12.a5 Qd8 13.d4 c4 14.b6 Bb4 15.Qc2 Bc3 16.Qc3 Ne4 17.Qb4 Nf8 18.Ne5 f6 19.Nc4 dc4 20.Bc4 Be6 21.d5 Bf7 (21...Bd5? 22.Rfd1 Bc4 23.Rd8 Rad8 24.Qc4 Kh8 25.Ba3+–) 22.Rac1 Qd6 (22...Rc8 23.Bb3+=) 23.Ba3= Rad8 24.f3 Qb4 25.Bb4 Nd6 (worse is 25...Bd5 26.fe4 Bc4 27.Rc4+/–) 26.Bd6 Rd6 27.e4 f5 28.Bd3 Nd7 29.Rc7 Kf8 30.Rfc1 Ne5 31.Be2 Rb8 32.Kf2+= Rdd8 33.Ke3 h6 34.Kd4 Ng6 35.g3 h5 36.Rd1 h4 37.g4 Nf4 38.Bc4 fe4 39.fe4 g5 40.Ke5 Kg8? 41.Kf5+– Ng2 42.Rd2 Ne3 43.Kg5 Rd6 44.Bd3 Rg6 45.Kf4 Ng4 46.e5 Rg7 47.e6 Bh5 48.e7 Nf6 49.d6 1–0. Szabo,Almos (2305) – Dikmen,Ali (2320), Romania – Turkey, 2006.

7.c4 0-0 8.Be2 Nbd7 9.0-0 b6 10.d3 Bb7 11.Nbd2 Qe7 12.Qb1 Rfe8 13.Rd1 a5 14.Qc2 Rad8 15.Rac1 e5 16.cd5 Nd5 17.Nc4 Bc7 18.e4 Nf4 19.g3 Nh3 20.Kg2 Ng5 21.Ne3 Bb8 22.Qc4 Nf3 23.Bf3 Nf8 24.Rd2 Ne6 25.h4 g6 26.Nd5 Bd5 27.ed5 Nc7 28.Re1 Qd6 29.Rde2 f6 30.h5 Kg7 31.hg6 hg6 32.Qg4 Nd5 33.Be4 Ne7 34.f4 Qd7 35.Qd7 Rd7 36.fe5 Be5 37.Be5 fe5 38.Bf3 Rf8 39.Re5 Nf5 40.Bd5 Rfd8 41.Be4 Nd4 42.Rf1 Nc2 43.Rf4 Ne1-/+ 44.Kh3 Nd3 45.Bd3 Rd3 46.Re7 Kh6 47.Re6 R8d6 48.Rff6 Re6 49.Re6 Rd4 50.Rb6 Ra4 51.Rc6 c4 52.b6 Rb4 53.b7 Rb7 54.Rc4 Rb4 55.Rc5 a4 56.Ra5 g5 57.Ra8 Kg6 58.Rf8 Rc4 59.Ra8 Kf6 60.Ra5 g4 61.Kh4 Ke6 62.Kg5 Kd6 63.Kf6 Kc6 64.Ke6 Kb6 65.Ra8 Kc5 66.Ke5 Kb4 67.Kd5? Kb3 68.Ra7 Rc3 69.Rb7 Ka3 70.Rb1 Rg3 71.Kc4 Ka2 72.Re1 a3 73.Re2 Kb1 74.Re1 Kc2 75.Re2 Kd1 76.Ra2 Rf3 77.Kd4 g3 78.Ke4 Rc3 79.Kd4 Rb3 80.Kc4 Rb2 81.Ra3 g2 82.Kd3 g1Q (82...g1Q 83.Ra1 Rb1 84.Rb1) 0–1. Lortkipanidze,N (2210) – Azaladze,S (2440), 5th Nana Aleksandria Cup, Poti GEO, 2010.

7.Be2 Nbd7 8.Nc3 a5 9.d3 Qc7 10.Qd2 b6 11.e4 Bb7 12.Qg5 h6 13.Qh4 0-0-0 14.Nd2 Bf4 15.Rd1 Ne5 16.f3 g5 17.Qf2 d4 18.Na2 Be3 19.Qf1 Nh5 20.Rc1 f5 21.g3 fe4 22.fe4 g4 23.Qg2 Rhf8 24.Rf1 Rf1 25.Qf1 Qg7 26.c4 Rf8 27.Qh1 Bd2 28.Kd2 Qg5 29.Kc2 Qe3 30.Re1 Rf2 31.Kd1 Nd3 32.Bc1 Nc1 33.Nc1 Be4 34.Qg1 Qc3 (35.Nd3 Bd3 36.Qf2 Qc2#) 0–1. Hallila,Erkki – Auvinen,Hannu, corr Tch–SF, 1992.

9.0-0= 0-0 10.Nc3 =.

9.0-0= ab5 10.ab5 (10.cd5 A) worse is 10...Nd5 11.Bg7 (worse is 11.ab5 Ra1 12.Ba1 0-0=; worse is 11.Bb5 0-0=) 11...Rg8 12.ab5+/–; B) 10...ed5 11.Bb5 0-0=) 10...Ra1 11.Ba1 Bb7 12.Nc3 (12.d4 0-0=) 12...0-0 (12...dc4 13.Bc4 0-0 14.d3+=) 13.Qb3 (13.cd5 Nd5 14.Nd5 Bd5=) 13...d4 (13...dc4 14.Qc4 Bf3 15.Bf3+=) 14.ed4= cd4 15.Nd4 Nc5 16.Qd1 (16.Qc2 Bh2 17.Kh2 Qd4=) 16...Bh2 17.Kh2 Qd4 18.Kg1 (18.f4 Qd6=) 18...Nfe4 The backward pawn on d2 becomes a target (18...Nd3 19.Bd3 Qd3 20.Qe2+=) 19.Ne4 (19.Na4 Qd8 20.Nc5 Nc5=) 19...Qe4 Threatening mate... how? 20.f3 Qf4 21.Qc2 (21.Qc1 e5=) 21...f6 (21...e5 22.Qc3 f6 23.d4 ed4 24.Qd4=) 22.Qc3 e5 23.d4 White launches an attack 23...ed4 24.Qd4 Qc7 (24...Qg5 25.Rd1=) 25.Rd1 (25.Qf2 Ne6=) 25...Qe7 (25...Re8 26.Bf1=) 26.Bf1 Re8 27.Bc3 Qe3 28.Qe3+/– Re3 29.Bb4 Kf7 30.Kf2 Re7 31.Rd8 Rd7 32.Rd7 Nd7+= 33.Bd6 f5 34.Bc7 Kf6 35.Bd3 Ne5 36.Be2 Nd7+= 37.Ke3 h6+/– 38.Kd4 Ke6 39.Bb6 Nb6= 40.c5 Nc8 41.Bc4 Kd7 42.Ke5+= Ne7 43.Be6 Kc7 44.Bf5 Nf5 45.Kf5+/– ½–½. Urbanec,Miroslav – Nevole,Vladimir, corr ch CZE, 1968.

9.Qb3 a5 10.Nc3= Bb7 (10...dc4 11.Qc4 Bb7=) 11.0-0-0 (11.cd5 Nd5 12.Rc1 Nb4=) 11...dc4 (11...0-0 12.Kb1+=) 12.Bc4 (12.Qc4 0-0+=) 12...Qe7 13.h3 (13.d3 0-0+=) 13...0-0-0 (13...0-0 14.Qc2+=) 14.d3 Ne5 15.e4 (15.Ne5 Be5 16.Rhg1 Bh2=) 15...Kb8 (15...Nf3 16.gf3 Kb8 17.Ne2+=) 16.Ne5 Be5 17.g4 (17.Ne2 Bb2 18.Qb2 e5+=) 17...Bd4 (17...g5 18.Ne2 Nd7 19.Kb1+=) 18.Rhf1 (18.Qc2 g5+=) 18...Nd7 (18...h5 19.g5 Nd5 20.ed5 ed5 21.Nd5 Bd5 22.h4 Bc4 23.dc4-/+) 19.Kb1 (19.f4 h5+=) 19...Ne5 (19...Qh4 20.Ne2 Bf6 21.f3+=) 20.f4 Nc4 21.Qc4 Qh4 (21...Rd6 22.Ne2 Bb2 23.Kb2+=) 22.Rf3= h5 (22...Rd6 23.Ne2=) 23.g5 ½–½. Green,SL – Gardner,A, corr BCCC (year?).

9.Qb3 ab5 10.Qb5 Qc7 11.cd5 Nd5 12.Qb3 +=.

9.Nc3 0-0 10.cd5 ed5 11.0-0 Re8 12.ba6 Ba6 13.Nb5 Qe7 14.Re1 Bb8 15.d3 (15.Qc2 Ne5=) 15...Bb7 (15...Ne5 16.Bc3=) 16.Bc3 Ne5 17.Qc2 Bc6 (17...Nf3 18.Bf3 (< 18.gf3 d4 19.ed4 Nd5-/+) 18...Qe6 19.h3=) 18.Ne5 Be5 19.d4 Bb8 20.dc5 Ne4 21.Nd6 (21.cb6? Bh2 22.Kf1 Bb5 23.Bb5 Rec8-+) 21...bc5 22.Ne4 de4 23.Red1 Qc7 24.g3 Qe7 25.Bb5 Qe6 26.Qb2 f6 27.a5 Bc7 28.Bc6 Qc6 29.Qa2 Re6 30.Qc4 Kh8 31.Rd5 Bd6 32.Rb1 Qe8 33.Rb6 Bf8 34.Re6 Qe6 35.Rc5! Qg4 36.Qd5 Rb8 37.Rb5 Rc8 38.Bb2 Qe2 39.Qf5 Ra8 40.Kg2 (40...Qc4 41.Rb6+/–; 40.Qe4 Rd8 41.Rd5 Rd5 42.Qd5 Qb2+/–) 1–0. marekt – Vautrin, ChessWorld.net, 2004.

9.d3 0-0 10.ba6 Ba6 11.Na3 +=.

9.d3 0-0 10.Nc3 =.

9.d3 ab5 10.ab5+= Ra1 11.Ba1 0-0 12.0-0 (12.Nbd2 Bb7=) 12...Bb7+= 13.Nbd2 Qc7 14.h3 (14.cd5 ed5 15.Bc3 Ra8+=) 14...Ra8+= 15.Qc2 Ne5 (15...e5 16.e4 d4 17.Nb3+=) 16.Rc1= Qb8 (16...Nfd7 17.Ne5 Be5 18.d4 cd4 19.Bd4 Bd4 20.ed4+=) 17.Ne5 Be5 18.Be5 Qe5 19.cd5 (19.d4 cd4 20.Nf3 Qd6 21.Nd4 e5=) 19...Nd5 (19...Bd5 20.Nf3 Qb8 21.Qd1+=) 20.Nc4 (20.d4 cd4 21.Nf3 Qd6 22.Nd4 Ra3+=) 20…Qg5 (20...Qg5 21.Bf3 Ra7=; 20...Qf6 21.Nd6 Nb4 22.Qc3=). Kasper – Schulze, corr, 1975.

9.d3 Qc7 10.h3 (10.Na3 0-0=) 10...dc4 11.dc4 Bb7 (11...0-0 12.Nc3=) 12.Nc3 0-0 (12...a5 13.0-0=) 13.ba6 Ba6 14.Nb5 (14.0-0 Rfd8=) 14...Bb5+= 15.ab5 Rfd8 (15...Ra1 16.Qa1 e5 17.0-0=) 16.0-0 Nf8 (16...e5!?=) 17.Qc2 (17.Bf6 gf6 18.Ra8 Ra8+=) 17...Ng6 (17...N8d7 18.Ra6+=) 18.Rfd1 (18.Bf6 gf6 19.Ra6 Ra6 20.ba6 Qa7+=) 18...Ra1+= 19.Ra1 Nd7 20.Rd1 h6 (20...Nde5 21.Nd2+=) 21.Qc3 (21.Qe4 Nf6 22.Qc6 Qc6 23.bc6 Kf8+=) 21...e5 (21...Nf6 22.Bd3+/–) 22.Bd3 Ndf8 23.Be4 f6 24.Bd5 Kh8 25.Qd3 (25.Qc2 Ne7+/–) 25...Ne7 26.Be4 Kg8 27.Nh4 Kh8 28.Ra1 Kg8 29.Nf5 Nf5 30.Bd5 Kh8 31.Qf5 Be7 32.h4 g6 33.Qe4 Bd6 34.Ra6 h5 35.f4 Kg7 36.f5 Rb8 37.Qf3 gf5 38.Qf5 Qd7? 39.Qd7 Nd7 40.Ra7 (40.Ra7 Rd8 41.Be6+–) 1–0. Kilpatrick,Robert – Sadowski,ZE, corr SCCA, 1988.

9.d4 0-0 10.0-0 +=.

9.d4 Qc7 10.Nbd2 (10.dc5 Bc5 11.cd5 Nd5=) 10...Bb7 (10...0-0 11.dc5 Qc5 12.cd5 Nd5 13.0-0+=) 11.Rc1 (11.dc5 bc5 12.0-0 ab5 13.cd5 ba4 14.de6 fe6 15.Ra4 0-0=) 11...ab5 12.ab5 (12.dc5 bc5 13.ab5 0-0+=) 12...0-0+= 13.h3 (13.dc5 bc5 14.cd5 ed5=) 13...Ra2 14.Qb3 (14.dc5 bc5 (14...Qc5? 15.cd5 Rb2 16.Rc5 Bc5 17.de6 fe6 18.Qa1+–) 15.Rc2 Rfa8+=) 14...Rfa8-/+ 15.0-0 cd4 16.Bd4 (16.ed4 Bf4-/+) 16...Nc5 (16...e5 17.cd5 Qb8 18.Bc3+=) 17.Qb1 e5 18.Bb2 Qe7 Black intends e4 (18...R8a7 19.Rfd1+=) 19.cd5 Bd5 (19...Nd5 20.Bc4 R2a7 21.Qf5=) 20.Bc4= Rb2 (better is 20...R2a5!?=) 21.Qb2+/– e4 22.Nh2 (22.Nd4 Qe5 23.g3 Nd3 24.Bd3 Ba3 25.Qa3 Ra3 26.Rc8 Ne8 27.Be4 Kf8 28.Bd5 Qd5+–) 22...Rd8 (22...Bc4 23.Rc4 Rd8 24.Ng4 Ng4 25.hg4+=) 23.Nb3 (23.Rcd1!?+=) 23...Nd3= 24.Bd3 Ba3 25.Qc3 Bc1 (worse is 25...ed3 26.Rcd1 (worse is 26.Qd3 Bc1 27.Rc1 Bg2-/+) 26...Be4 27.Nd4+/–) 26.Rc1 Bb3 27.Be4+/– Ne4 28.Qb3 Nc5 29.Qc4 Rd2 30.Nf3 Rb2 31.Ra1 h6 32.Qd5 Kh7 33.Qf5 g6 34.Qc8 h5 35.Ra8 Qf6?? 36.Ng5!! Kh6 37.Nf7!! Kh7 38.Qg8# 1–0. Sokolski – Usov, Odessa, 1960.

7.ba6 ba6 8.Nc3 e5 =+.

7.c4 Nb6 8.Qc2 Bd7 9.Ne5 dc4 10.Bc4 Nc4=+ 11.Qc4 Be7 12.0-0 0-0 13.Nc3 Qc7 14.Ne2 ½–½. Labahn,Wolfgang – Schlicht,K, Jugend–BEMS, 1989.

7.c4 Bd6 8.cd5 ed5 9.ba6 ba6 10.Nc3 =+.

7.Be2 Bd6 8.0-0 0-0 9.c4 Qc7 10.d3 dc4 11.dc4 ab5 (11...e5 12.h3+=) 12.ab5 (12.Nc3!? Qb8 13.Nb5+=) 12...Ra1+= 13.Ba1 b6 14.Nbd2 Bb7 15.Qc2 Ra8 16.Rd1 h6 17.Qb2 (17.Bc3 Ng4 18.h3 Nge5+=) 17...Re8 (17...e5 18.Nh4+=) 18.g4 (18.e4 Bf4=) 18...Ba8 (18...e5 19.Nh4+=) 19.h4 White plans g5 19...Qb7 (19...e5 20.g5 e4 21.Ne1=) 20.g5= hg5 21.Kg2?? (better is 21.hg5 Nh5 22.Qc2+=) 21...g4-+ 22.Rg1 (22.Qc2 Qc7-+) 22...Be5 23.Qb1 Qc7 24.Kf1 gf3 25.Bd3 Ba1 26.Qa1 Qd6 27.Qa3 Ne5 0–1. Funtikov,Mikhail – Mamedov,A (2090), IV Geller Memorial, Odessa UKR, 2008.

6.d4 Bd6 7.Nf3 0-0 8.c4 Bb4 9.Bc3 Qe7 10.c5 Bc3 11.Nc3 Nbd7 12.Be2 Rd8 13.0-0 Nf8 (13...c6 14.Qc2+=) 14.Qb3 Bd7 15.b6 cb6 16.cb6 Rdc8 17.Rfc1 Qd6 18.a5 Ng6 19.Ne1 Rc6 20.Nd3 Rb8 21.Nc5 (21.Qb4 Re8+/–) 21...Be8 22.Ra2 Nd7 23.N3a4 Nh4 24.Rac2 Nc5 25.Nc5 (25.dc5?! Qe7=) 25...Nf5 26.Bd3 g6 27.Qb2 Qe7 28.e4 Nd6 29.ed5 ed5 30.Re2 Qd8 (30...Qh4 31.Re5+–) 31.Rce1 f5 32.f3 Bf7 33.Qb4 Qh4 34.Qa4?? (34.Re7 Rbc8 35.g3 Qh3+–) 34...Rcc8?? (better is 34...Rc5 35.g3 Rc4 36.Qc4 dc4 37.gh4 cd3-+) 35.g3+– Qf6? (better is 35...Qg5!?+–) 36.Nd7 Qg7 37.Nb8 Rb8 38.Qb4 Nc4 39.Re5 (better is 39.Qc5+–) 39...Ne5+/– 40.de5 Be6 41.Qd6 Re8 42.Rc1 Qf7?? (better is 42...Qh6 43.f4 Qh5 44.Ba6 Qf3+–) 43.Rc7+– Qf8 44.Qf8 Rf8 45.Rb7 Bc8 46.Rc7 Re8 47.f4 h5 48.b7 Bb7 49.Rb7 Rc8 50.Rd7 Rc5 51.Rd5! Rc1 (51...Rd5 52.Bc4) 52.Kf2 Kf7 53.Ba6 Rc2 (53...Ke7 54.Bb5+–) 54.Be2 Ra2 55.a6 Ra3 (55...Ke8 56.Rd6+–) 56.Bc4 Ke7 57.Rd3 Ra4 58.Rd7! Ke8 (58...Kd7 59.Bb5) 59.Bb5 Rb4 60.Rb7 Kd8 61.e6 (61...Rb2 62.Ke3 Rb3 63.Kd4 Rb4 64.Kc5 Kc8 65.e7 Rb5 66.Kb5 g5 67.e8Q) 1–0. Dumontelle,Joe – Vujosevic,S, April, 1979.

6.Nf3 ab5 7.ab5 Ra1 8.Ba1 0-0 9.Be2 Re8 10.0-0 Bd7 11.Ne5 Bb6 (11...Bc8!?=) 12.c4+= dc4 (12...Bc8 13.Nc3+=) 13.Bc4 (13.Nc3 Bc8+–) 13...Bc8+= 14.Qf3 Nbd7 15.Nd7 Nd7 16.Qg3 Nf6 17.d3 e5 18.Nd2 Nh5 19.Qf3 Nf6 20.Ne4 Qe7 21.Ng5 Rf8 22.Qg3 (22.Bc3 Bc5+–) 22...Ng4+= 23.Nf3 Can e5 get defended? 23...e4 24.de4 Qe4 25.Ne5 Ne5 26.Be5 Bg4 (26...Qg4 27.Bc7 Qc4 28.Bb6 Qb5 29.Bd4+=) 27.Be2+– Re8? (better 27...f6 28.Bf6 Rf6 29.Bg4 Qd5+–) 28.Ba1+– (28.Bg4?! Re5 29.Qh3 g6= (worse 29...Rb5 30.Be2 Re5 31.Bd3+–)) 28...h5 29.h3 Qc2? (29...Be3 30.hg4 Bf4+–) 30.Bf3 (30.hg4?! Qe2 31.gh5 g6 32.hg6 Qh5 33.gf7 Kf7 34.Qg7 Ke6+–) 30...Re3 (30...c6 31.hg4 Qg6 32.bc6 bc6 33.Qh3 hg4 34.Bg4+–) 31.hg4 Rb3 (31...h4 32.Qh4 Re8+–) 32.Qe5 Bf2 33.Rf2 Qb1 34.Rf1 (34.Kh2 Rb2 35.Qe8 Kh7 36.Be4 Qe4 37.Qe4 f5 38.Qf5 Kg8 39.Bb2 hg4 40.Qf7 Kh7 41.Qg7) 34...Qg6 35.Be4 f5 (35...f6 36.Qd5 Qf7 37.Qd8 Qf8 38.Bd5 Kh7 39.Qf8 Rg3 40.Be4 g6 41.Qf7 Kh8 42.Bf6) 36.Bd5 (36.Qd5 Kh8 37.Rf5 Rb1 38.Bb1 Qb6 39.Kh1 Qg6 40.Rf8 Kh7 41.Qh5) 36...Kh7 37.Bb3 Qb6 (37...Qf6 38.Qd5 Qb6 39.Bd4 Qd4 40.Qd4 c6 41.Rf5 hg4 42.Rh5 Kg6 43.Qg4 Kf6 44.Qe6) 38.Bd4 Qg6 (38...Qf6 39.Qd5 Qd4 40.Qd4 c5 41.Qc5 b6 42.Qf5 g6 43.Qf8 hg4 44.Rf7) 39.Rf5 Qh6 (39...Qf6 40.Rh5 Kg6 41.Qe4 Qf5 42.Qf5) 40.Rh5 c6 41.Qf5 (41.Qg7) 41...g6 (41...Kh8 42.Rh6) 42.Qf7 (42.Qd7) 1–0. DEFFM – childmaster, freechess.org, 2019.

6.Nf3 c6 7.Be2 (7.Nc3 Nbd7=) 7...ab5 8.ab5 Ra1 9.Ba1 Bd7 (9...cb5 10.Bb5 Bd7 11.Bf6 Qf6 12.Bd7 Nd7 13.Nc3=) 10.Ne5 (10.Nc3 cb5 11.Nb5 0-0=) 10...0-0 11.0-0 Be8 12.d4 Bb6 (12...Bd6 13.c4=) 13.Bb2+= cb5 (13...Qc7 14.bc6 bc6 15.c4+=) 14.Ba3+– Nc6 (14...Ne4!? 15.Bf8 Kf8+–) 15.Bf8+– Kf8 16.Bb5 Qd6 (16...Ne5 17.Be8 Ne8 18.de5+–) 17.f4 Ne4 (17...Ba5 18.c4+–) 18.Bd3 f6 (18...f5 19.Be4 fe4 20.c4+–) 19.Be4 de4 20.Nc4 Qb4 21.Nb6 Qb6 22.Qd2 (22.Nc3 f5+–) 22...Qb4 (22...Ne7 23.Qc3+–) 23.Nc3 Kg8 (23...f5 24.Rb1 Qe7 25.Nb5+–) 24.Rb1 Qe7 (24...Qc4 25.Rb7 Nd8 26.Rb1+–) 25.Ne4 f5 26.Nc5 Nd8 27.c4 Bc6 28.Qa5 g5 (28...h6 29.Qb6+–) 29.g3 (29.Qb6 gf4 30.ef4 Qd6+–) 29...gf4 (29...h5 30.Qb6 h4 31.Ra1 hg3 32.hg3+–) 30.ef4 Qd6 (30...h5 31.Rb3+–) 31.Qc3 Qc7 32.Qe3 b6 (32...Kf7 33.Qe5 Qe5 34.fe5 Ke8+–) 33.Ne6 Ne6 (33...Qd7 34.d5 Ne6 35.dc6+–) 34.Qe6 Kg7 (34...Kf8 35.Qf5 Qf7 36.Qf7 Kf7 37.d5+–) 35.d5 Bd7 (35...Ba4 36.Rb6 Be8 37.Rd6+–) 36.Qe5 Kg6 (36...Qe5 37.fe5 f4 38.Rb6 Be8 39.gf4 Bf7+–) 37.Qc7 (37.Qc7 Bc8 38.Rb6 Be6 39.Re6 Kh5 40.Qg7 h6 41.Rh6) 1–0. DEFFM – GuestSLPJ, freechess.org, 2019.

6.Nf3 Bd6 7.Be2 h6 8.0-0 0-0 9.d4 Bd7 10.c4 dc4 11.Bc4 ab5 12.ab5 Ra1 13.Ba1 c6 14.Qd3 (14.Nc3 Qe7=) 14...Qc7 15.Nc3 Ng4 16.g3 Nf6 17.e4 Be7 18.Ne5 Bd6 (18...Rc8 19.Rb1+=) 19.Nd7 Nfd7 20.bc6 Nc6 21.Nb5 Qb8 22.Rb1 Nb6?? (better 22...Rc8+=) 23.Nd6+- Nd4 (23...Nb4 24.Rb4 Qd6+-) 24.Qd4 Rd8 25.Qg7 1-0. DEFFM – cristinel, freechess.org, 2021.

6.Nf3 Bd7 7.Ne5 ab5 8.ab5 Ra1 9.Ba1 Ne4 (9...0-0!?=) 10.Nd7+– Qd7 (10...Nd7 11.Bg7 Rg8 12.Bb2+–) 11.Bg7 Rg8 12.Bb2 Qe7 (12...Bf8 13.Nc3+–) 13.Qh5 Nd7 (13...Nf6 14.Bf6 Qf6 15.Qh7+–) 14.Qh7+– Qg5 15.f3 Nef6 16.Qh3 Be3? (better 16...e5+–) 17.de3 Qe3 18.Kd1 d4 (18...c5 19.bc6! bc6 20.Nd2+–) 19.Qh4 e5 (19...d3 20.cd3 Nd5+–) 20.Bc1 Nd5 21.Be3 Ne3 22.Kc1 b6 (22...c6 23.g3 Nf1 24.Rf1+–) 23.g3 Nc5 (23...Rg6 24.Bh3 c5 25.f4+–) 24.Bh3 Na4 25.Qf6 Nc4 26.Qc6 (26.Qc6 Kf8 27.Qc4+–) 1–0. onur604 (2320) – eng_mostafaeid (1970), lichess.org, 2020.

6.Na3 ab5 7.ab5 Ba3 8.Ra3 Ra3 9.Ba3 Qa5 10.Qc1 cb5 (10...Ne4 11.Nf3=) 11.Bd6 (11.Qb2!?=) 11...Nc6=+ 12.Nf3 Ne4 13.Bf4 (13.Bg3 f6=+) 13...b6 (13...f6 14.h3-/+) 14.Be2 (14.Qb2 0-0=+) 14...Ba6 15.0-0 b4 16.d3 Nc3 17.Qd2 Ne2 (17...0-0!?=+) 18.Qe2= 0-0 19.Bd6 (19.Rb1 Rc8=) 19...Re8 (19...Rd8 20.Bc7 Rc8 21.Bd6-/+) 20.Rb1= e5 21.c4? (better 21.Qe1=+) 21...dc4 (better 21...bc3!? 22.Qc2 d4-+) 22.dc4-/+ e4 (22...Rd8 23.Rd1 Qa4 24.Rd2-/+) 23.Nd4 (23.Nd2 Re6 24.Nb3 Qg5=+) 23...Nd4-/+ 24.ed4 Qf5 (24...b3!?-/+) 25.Bb4 (25.Rb4 Rc8=) 25...Qg6 (25...Rc8 26.Re1=+) 26.Bd2 (26.Ra1!? Bc8 27.Ra8+=) 26...e3 27.Rf1? (better 27.Rc1!? b5 28.cb5 ef2 29.Qf2 Bb5 30.Bf4=) 27...ef2-/+ 28.Qf2 Bc4 29.Rd1 Bd5 30.Be3?? (better 30.h3-+) 30...Re3 31.Ra1 (31.Rc1 h6 32.Rc8 Kh7-+) 31...Re8 (better 31...h6 32.Kh1 Qg4-+) 32.Ra3 (32.Rc1-+) 32...Qg2! 33.Qg2 Bg2 34.Kg2 h5 35.Rb3 Rd8 36.Rb6 Rd4 37.Rb5 h4 38.Rg5 (38.Kf3 g6-+) 38...Kh7 39.h3 (39.Re5 Kg6-+) 39...g6 40.Re5 Rd3 41.Re7 Kg7 42.Re4 Kh6?? (better 42...g5-+) 43.Rh4-/+ Kg5 44.Rg4 Kf5 45.Kh2 Rd2 46.Kg3 Rd1 47.Kh4 Re1 48.Rg5 Kf6 49.Rg4 Re5 50.Kg3 Rg5 51.h4?? (51.Kf4 Rg4 52.hg4 g5 53.Ke4-+) 51...Rg4 52.Kg4 Kg7 53.Kg5 f6 54.Kg4 Kh6 55.Kh3 (55.Kg3-+) 55...g5 (better 55...Kh5 56.Kg3 f5-+) 56.hg5= Kg5 57.Kg3 f5 58.Kf3 f4 59.Kf2 Kf5 60.Kf3 ½-½. Akrapovik (1645) - carlos_alba (1660), lichess.org, 2019.

6.Nc3 Bd6 7.Nf3 e5 8.Be2 0-0 9.0-0 Qc7 10.d4 e4 11.Ne5 Nbd7 12.b6 (12.Nd7 Bd7 13.ba6 b6-/+ (13...Bh2?! 14.Kh1=+; 13...Ra6?! 14.Ba6 Bh2 15.Kh1 ba6 16.Qe2=)) 12...Nb6-/+ 13.Ba3 Ba3 (13...Be5?! 14.de5 Qe5 15.Bf8 Kf8 16.Ra3=+) 14.Ra3 a5 15.Rb3 Ne8 16.Qd2 (16.Qb1 Nd7 17.Nd7 Qd7-/+ (17...Bd7?! 18.Rb7 Qc8 19.Qb6=)) 16...Nd6 17.Rfb1 Nd7 18.Nd7 Bd7 19.Qc1 Rae8 20.Qa3 Re6 21.Qc5 Qd8 22.Rb6 Bc8 (22...Rg6 23.g3=+) 23.Qa5= Qh4 24.g3 Qh3 25.Bf1 Qf5 26.Ne2 (better 26.Qb4!?=+) 26...Nc4-/+ 27.Qe1 Nb6 28.Rb6 h6 (28...Rh6 29.Bg2-+) 29.a5 Rf6 30.Nc3 Re8 31.Na4 h5 32.Nc5 White prepares the advance a6 32...Re7 33.h3 Qg5 34.h4 Qg4 35.c4 g5 (35...Qf5 36.Be2-/+) 36.a6 ba6 37.cd5 0-1. PEREIRA – Zann, internet, 2022.

6.Nc3 Bd7 7.bc6 (7.f4 Bc5=) 7...Nc6=+ 8.Nf3 Be7 9.Be2 0-0 10.0-0 Rc8 11.Qc1 h6 (11...e5 12.Ba3=+) 12.Ba3 Re8 13.Rb1 Rb8 14.Be7 Qe7 15.Qb2 (15.d4 Qd6=) 15...e5 16.d3 (16.Qb6 Rec8=+) 16...Qd6 17.e4 (17.Qb6!?=+) 17...d4-/+ 18.Nd1 Be6 (18...b5 19.ab5 Rb5 20.Qc1-/+) 19.c3 dc3 20.Nc3 Nd4 (20...Rec8 21.Rfc1-/+) 21.Qb6 (21.Nd4 Qd4 22.Nd1 Red8=+) 21...Qb6 22.Rb6 Rec8 (better is 22...Red8-/+) 23.Rc1?? (better is 23.Nd4 ed4 24.Nb1=+) 23...Rc3!-+ 24.Re1 Ne2 25.Re2 Rd3 26.Re1 Nd7 27.Rb4 Rb3 28.Rb1 Rb1 29.Rb1 f6 (30.Rc1 b6-+) 0–1. Acevedo,Daiana – Hidalgo,Silvana, Buenos Aires Najdorf op U14, 2001.

6.Nc3 e5 7.Nf3 Bd6 8.Be2 =+.

6.Nc3 Be7 7.Nf3 0-0 8.Bd3 c5 9.Nb1 (9.0-0 b6=) 9...c4=+ 10.Be2 ab5 11.ab5 Ra1 12.Ba1 Bb4 (12...Nbd7 13.Bd4=+) 13.Nc3 Nbd7 14.0-0 Qe7 (14...Qa5 15.Nd4=+) 15.d3= Nb6 16.Qb1 (16.Na2 Bc5=) 16...Bd7 17.Ne5 Rc8 18.Na2 Bd6 19.Nd7 Nfd7 20.f4 f6 21.Rf3 e5 22.f5 Kh8 23.Rh3 Kg8 (23...cd3 24.cd3 Kg8 25.Qd1=+) 24.Qe1 (24.Rf3 e4 25.de4 de4=+) 24...Nf8 (better is 24...cd3 25.cd3 Rc2=+) 25.Nc3? (25.dc4 Nc4 26.Nc3 Nb6=) 25...Bb4 (25...cd3 26.cd3 Bb4=+) 26.Qf1?? (26.dc4 Qc5 (26...dc4?! 27.Qb1=) 27.Qf1 Bc3 28.Bc3 Nc4-/+) 26...Qd7 27.Nd1 Qb5-/+ 28.Nf2 c3 29.Ng4 Qd7 30.Qf2? Kh8 31.d4 e4 32.Rh5 Ra8 33.Bc3?? Bc3-+ 34.Qh4 Ra1 35.Kf2 Be1 (36.Kg1 Bh4 37.Bf1 Qb5 38.Rh7 Kh7 39.Nf6 Bf6 40.c4 Qc4 41.h3 Rf1 42.Kh2 Qc7 43.g3 Qc2#) 0–1. Harders,Walter – Suhr,Wolfram, Schleswig Holstein–chE, 1989.

6.c4 a5 7.Nf3 c5 (7...Bb4 8.Ba3=) 8.Be2 b6 (8...Nbd7 9.d4=) 9.Qc2 Bd6 10.0-0 Nbd7 (10...0-0 11.d4+=) 11.d4 1–0. DEFFM – GuestGVNV, freechess.org, 2018.

6.c4 Qb6 7.Nc3 (7.Bf6 gf6 8.ba6 Na6 9.cd5 ed5=) 7...Bd7 (7...dc4 8.Bc4 Bd6 9.Nf3=) 8.a5 Qd8 9.b6 Bd6 (9...Bb4 10.Qb3 Qe7 11.Ba3=) 10.Nf3 (10.d4 dc4 11.Bc4 Nd5+=) 10...Qe7 (10...0-0 11.d4+=) 11.Be2 (11.d4 dc4 12.Bc4 0-0+=) 11...0-0 12.d4 dc4 13.0-0 (13.Bc4 c5=) 13...Bc8 (13...c5!?=) 14.Bc4+= Nbd7 (14...c5 15.dc5 Bc5 16.Ne5+=) 15.Qc2 e5 (15...Rd8 16.Bd3+=) 16.Ne4 (16.Rfe1 Rb8+/–) 16...Ne4+= 17.Qe4 Nf6 18.Qh4 e4 19.Ne5 Be6 20.Rfd1 Rad8 21.h3 Rfe8 22.Be2 Bd5 23.Qg5 h6 24.Qh4 Nd7 25.Qe7 Be7 26.Nc4 Nf6 27.Ba3+= Ba3 28.Ra3 g6 29.Nb2 Kg7 30.Na4 Nd7 31.Rc3 Re7 32.f3 f5= 33.Kf2 Nf8 34.Nc5+/– Ne6 35.Nb7 Rb7 36.Ba6 Rbb8 37.Be2 f4 38.fe4 Be4 39.Bc4 c5?? 40.Be6+– fe3 41.Re3 Bc2 42.dc5 Bd1? 43.c6 Rf8 44.Ke1 Ba4 45.c7 Rbe8 46.b7 (46...Bc6 47.c8Q Rc8 48.bc8Q Rc8 49.Bc8+–) 1–0. Michalke,Markus – Ertl,Hans Adolf, VK Gr1, 1999.

6.c4 Bc5 7.Nf3 Nbd7 (7...Bd6 8.d4=) 8.Be2 Nb6 (8...dc4 9.bc6 bc6 10.Qc2=) 9.d4 Bb4 10.Nbd2?? (better 10.Bc3 Bc3 11.Nc3 dc4 12.bc6+=) 10...dc4-/+ 11.Qc2 Nbd5 (better 11...ab5 12.ab5 Ra1 13.Ba1 cb5-/+) 12.Bc4= Bd2 (12...ab5 13.ab5 Ra1 14.Ba1 cb5 15.Bb5 Bd7 16.Bd7 Qd7 17.e4=) 13.Qd2 (13.Nd2 ab5 14.ab5 Ra1 15.Ba1 cb5 16.Bb5 Bd7+=) 13...Nb6 (13...Ne4!? 14.Qc1 ab5 15.ab5 Ra1 16.Qa1 Nd6=) 14.Bd3+= 0-0 (14...ab5 15.ab5 Ra1 16.Ba1+=) 15.0-0 (15.bc6 bc6 16.a5 Nbd7+–) 15...Bd7 (15...cb5 16.ab5 ab5 17.Ra8 Na8+–) 16.Ne5 (better 16.ba6!? ba6 17.Ne5+–) 16...cb5+= 17.ab5 a5? (better 17...Bb5 18.Bb5 ab5=) 18.e4 1–0. GuestMPBT – GuestZZDL, freechess.org, 2017.

6.c4 Ne4 7.Nf3 (7.Nc3 Nc3 8.Bc3 dc4 9.Bc4 Qg5+=) 7...Bd7 (7...ab5 8.ab5 Ra1 9.Ba1 cb5 10.cb5=) 8.Nc3 Nc3 9.Bc3 f6 (9...ab5 10.ab5 Ra1 11.Qa1=) 10.Qb3 (10.bc6 Nc6 11.cd5 ed5+=) 10...ab5 11.ab5 Ra1 12.Ba1 Bd6 13.d4 Qc7 (13...cb5 14.c5 Be7 15.Bd3=) 14.Be2 (14.c5 Be7 15.b6 Qd8+/–) 14...0-0 (14...dc4!? 15.Qc4 cb5 16.Qc7 Bc7=) 15.0-0 (15.c5 Be7 16.b6 Qd8+/–) 15...b6 (15...dc4 16.Bc4 Re8 17.bc6 Nc6 18.Rc1+=) 16.Rb1+/– c5 (16...Be8 17.bc6 Bg6 18.Rb2+/–) 17.dc5 Qc5 18.Bd4 Qc7 19.cd5 e5 20.Bb2 Be8 21.Ba3 Bf7+/– 22.e4 Nd7 23.Nd2 Ra8 24.Bd6+– Qd6 25.Nc4 Qc7 26.Qe3 Rd8 27.f3 f5 28.Rc1 f4 29.Qd2 Qc5 30.Kh1 Rc8 31.Ra1 g5 32.h3 Kg7 33.Qb2 Kf6 34.Kh2 h5 35.Bd3 g4 36.fg4 hg4 37.h4 Nf8?? 38.Qe5+– (38...Kg6 39.Qh8 Qc4 40.h5 Kg5 41.Bc4 g3 42.Kg1 Rc4 43.Qf8 Bd5 44.Qf5 Kh4 45.ed5+–) 1–0. katchum (2190) – wlittle (2315), net–chess.com, 2003.

6.d4 Be7 7.Nd2 0-0 8.Ngf3 Qc7 9.c4 c5 10.Rc1 b6 (11.dc5 bc5 12.cd5 ed5 13.Bf6 Bf6+=) +=. San Martin Perez,S – Garcia McIvor,I, Pasao, 1998.

6.Be2 ab5 7.ab5 Ra1 8.Ba1 c5 9.c4 dc4 10.Na3 Qa5 (10...Bd7!?=) 11.Nc4+= Qc7?? (better 11...Qd8+=) 12.Be5+- (12.Be5 Qd8 13.Bb8+-) 1-0. GuestYDSJ – GuestCJXS, freechess.org, 2020.

6.Be2 b6 7.Nf3 Bd6 8.0-0 0-0 9.Ne5 Bb7 10.f4 Qc7 =.

6.Be2 Bd6 7.Nf3 0-0 8.0-0 Nbd7 9.d4 ab5 10.ab5= Ra1 =.

6.Nf3 a5 7.c4+= dc4 (7...Bd6!?+=) 8.Bc4 c5 (8...cb5 9.Bb5 Bd7 10.Nc3+–) 9.0-0 b6 10.Ne5 (10.Na3 Bb7+–) 10...Nbd7 11.Nc6 Qc7 12.f4 Bb7 (12...Bd6 13.Nc3+–) 13.Qf3 (better 13.f5 ef5 14.Qb3+–) 13...Bc6?? (better 13...Nb8 14.Bf6 gf6+=) 14.bc6+– (14.Qc6?! Rc8+–) 14...Nb8 15.Be5 Qc6 (15...Bd6 16.Nc3 0-0+–) 16.Bb5 Nbd7 (16...Nd5 17.Nc3 Qb5 18.Nb5 Na6+–) 17.Qc6 (17.Qc6 Rd8 18.f5+–) 1–0. DEFFM – januszc, freechess.org, 2018.

6.Nf3 Bb4 7.c4 (7.Be2 0-0=) 7...ab5 (7...0-0 8.Qc2=+) 8.ab5= Ra1 9.Ba1 0-0 10.Nc3 dc4 11.Bc4 cb5 12.Nb5 Nc6 13.0-0 Bd7 (13...Nd5 14.Qc2+=) 14.Qb3 Be7 15.Rb1 (15.Be2 Qb6=) 15...Na5 16.Qc3 Nc4 17.Qc4 Bb5 (better 17...Bc6!?=) 18.Qb5+/- Ne4 19.Qe5 Nf6 20.Rb7 Bd6 21.Qc3 (21.Qb5 Ne4+/-) 21...Qa8 22.Rb1 Rc8 23.Qb3 Rb8 24.Qd3 Rd8 25.Qe2 Qa2 26.Qd3 Bh2?? (26...Qa8 27.Qf1 Nd7+/-) 27.Kh2+- Nd5 (27...Qa8 28.Qb5 Ne8+-) 28.e4 Qa8 29.ed5 Rd5 (29...f6 30.Qe4 Qd5 31.Qd5 Rd5 32.Rb7+-) 30.Qb3 Rh5 (30...f6 31.Nd4 Qd8 32.Re1 Qd6 33.Kg1+-) 31.Kg1 h6 1-0. wgr069 (2370) - Afortunado (2235), Casual Rapid game, lichess.org, 2021.

6.Nf3 ab5 7.ab5 Ra1 8.Ba1 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 a6 5.a4 ab5 6.ab5 Ra1 7.Ba1 c6 8.Nf3).

6.Nf3 b6 7.Ne5 Bb7 8.Be2 Bb4 9.0-0 0-0 10.Nc3 Bd6 =.

6.Nf3 Qb6 7.Be2 ab5 8.ab5 Ra1 9.Ba1 cb5 10.0-0 Bd7 11.Ne5 Bc6 12.Bh5 g6?? (better 12...Nh5 13.Qh5 Qc7=) 13.Nc6+- Qc6? (better 13...Nh5 14.Nb8 Bg7+-) 14.Bf6 Rg8 15.Bf3 h5 16.Nc3 Nd7 (16...b4 17.Ne2+-) 17.Be2 b4 18.Bb5 Nf6 (18...Qc7 19.Qa1 Bd6 20.Nd5 Bh2 21.Kh1 ed5 22.f4+-) 19.Bc6 bc6 20.Ne2 Bd6 (20...Kd7 21.Qa1 Ne8 22.Nd4+-) 21.Qa1 Kd7 (21...Ke7 22.Qa7 Kf8 23.Qa8 Kg7 24.Qc6 Rd8+-) 22.Qf6 (22.Qf6 Be7 23.Qf7+-) 1-0. WG_Anonymous – Anonymous, lichess.org, 2021.

6.Nf3 Bc5 7.Be2 0-0 8.0-0 Nbd7 9.d4 Bd6 10.c4 dc4 11.bc6 bc6 12.Nbd2 Nb6 13.Qc2 Nfd5 14.a5 Nd7 (14...Nb4 15.Qc1 N6d5 16.Nc4+=) 15.Nc4+/– Be7 16.Nce5 Nb4 17.Qc3 Nd5 (17...Rb8 18.Rfb1+/–) 18.Qc4 Ne5 19.Ne5 Bd7 (19...Bd6 20.Ba3 Bb7 21.Rfc1+/– (21.Nc6?! Bh2 22.Kh2 Qh4 23.Kg1 Rfc8=)) 20.Rfc1 f6 (better is 20...Rb8 21.Rab1 Rb5+/–) 21.Nd7+– Qd7 22.Qc6 Qd8 23.Qe6 Kh8 24.Bf3 Nc7 25.Qb6 Nb5 26.Ba8 Qa8 27.Rc6 h6 28.Qa6 Qb8 29.Rb6 Nc7 30.Rb8 Na6 31.Rb7 Bd8 32.Rc1 1–0. pierred – csibi, ChessWorld.net, 2005.

6.Nf3 Nbd7 7.Be2 Bd6 8.0-0 0-0 9.c4 Qc7 10.g3 (10.cd5 ed5 11.Qc2 Re8=) 10...Ne5 (10...dc4 11.bc6 Qc6 12.Na3+=) 11.d3 (better is 11.Be5!? Be5 12.b6+=) 11...Nf3+= 12.Bf3 Bd7 (12...ab5 13.ab5 Ra1 14.Ba1+=) 13.Nc3 (13.Bf6 gf6 14.bc6 bc6+= (worse is 14...Qc6 15.cd5 ed5 16.Qb3+/–)) 13...Be7 14.Re1 h6 15.Bg2 Bb4 16.Qb3 Be7 17.b6 Qd8 18.a5 Qc8 19.f4 Re8 20.Ne2 Qb8 21.e4 de4 22.de4 Nh7 (22...Bc5!? 23.Kh1 Ng4+=) 23.Rad1+/– Qc8 24.Qc3 e5 (24...Bc5 25.Kh1 Nf6 26.Rf1+/–) 25.fe5 (25.Qe5 Nf6 26.Qc7 Be6+/–) 25...f6? (better is 25...Bg4!?+/–) 26.c5+– fe5 27.Rf1 (better is 27.Qe5!? Nf6 28.Rd2+–) 27...Bf6 28.Kh1 Bh3 29.Ng1 Bg2 30.Kg2 Ng5 31.h4 Ne6 32.Nf3 Rd8 33.Ne5 Rd1 34.Rd1 Qb8?? 35.Qb3 Qe8 36.Rd6 Rd8 37.Qe6 Qe6 38.Re6 Rd2 39.Kf3 Rb2 40.Re8 Kh7 41.Nd7 Rb3 42.Kf4 Kg6 43.Nf6 Kf6 44.g4?? Kg6 45.Ke5 Rf3 46.Re6 Kh7 47.Kd6 1–0. Starr,Albert Martin – Braden,Brian, San Francisco Summer TNM, 2005.

6.Nf3 g6 7.d3 (7.Be2 Bg7=) 7...Bg7 8.Nbd2 (8.Nc3 0-0=) 8...0-0 (8...Bd7 9.ba6 Na6 10.Be5=) 9.Rc1 (9.e4 ab5 10.ab5 Ra1 11.Qa1 cb5=) 9...Bd7 (9...ab5 10.ab5 cb5 11.Ra1 Ra1 12.Qa1=+) 10.c4= cb5 11.cb5 (11.ab5 ab5 12.cd5 ed5=) 11...Bc8 (11...ab5!? 12.ab5 Bb5=+) 12.Nb3 (12.ba6 Ra6 13.d4 Ra8=) 12...Qe7 (12...ab5 13.ab5 Bd7 14.d4=) 13.Nfd2 (13.Bf6 Bf6 14.d4 Nd7=) 13...b6 (13...ab5 14.ab5 Bd7 15.Bf6 Bf6 16.d4=) 14.Rc3 (14.Qf3 ab5 15.ab5 e5=) 14...Nbd7 (14...Bd7 15.Nd4 ab5 16.Nb5 Bb5 17.ab5=+) 15.Nd4= Nc5 (15...ab5 16.Nc6 Qd6 17.ab5=) 16.Ba3 (16.Nc6 Qd7=) 16...Nfd7 (16...e5 17.Nc6 Qd6 18.Be2=) 17.Nc6 Qd6 (17...Qf6 18.d4 ab5 19.ab5 Re8+=) 18.d4+/– Re8? (better is 18...Bb7!? 19.Nb4 ab5 20.Bb5 Rfd8+/–) 19.dc5+– Nc5 20.Rc1 e5?? 21.Ne4! Qe6 22.Nc5 bc5 23.Rc5 d4 24.Bc4 Qf5 25.Rd5 Be6 26.Ne7 Re7 27.Be7 Bd5 28.Bd5 e4 29.Ba8 (29...ab5 30.Bb4+–) 1–0. Meybohm,Dirk – Lesse, corr (year?).

7.Nf3 Nc5 8.Ba3 (8.Bd4!?=+) 8...Ra4 9.Bc5 (better is 9.Bb2-/+) 9...Ra1-+ 10.Bf8 Rf8 (10...Kf8 11.c3-+) 11.Nd4 (11.Bd3 Rg8-+) 11...Qb6 (11...Rg8!? 12.Nb3 Ra8 13.d4-+) 12.Nb3 Ra8 13.Nc3 c5 14.Bb5 Bd7 15.Bd7 Nd7 16.0-0 Ke7 (16...Rg8 17.f4-+) 17.Qh5 h6 18.Qg4 g6 19.Qh4 Nf6 20.Qh6 (20.f3!?-/+) 20...Qc7 21.Qg5 c4 22.Nd4 Qa5 (better is 22...Rh8 23.f4 Rh5-/+) 23.e4 Qa1? (23...de4 24.Ndb5 Rfd8+/–) 24.e5+– Kd7 25.Qf6 Rh8 (25...Qb2+–) 26.Qf7 Kc8 27.Qe6 Kc7 28.Nd5 Kb8 29.Qd6 (29…Ka7 30.Ra1#) 1–0. MasterofDisaster – binda, Live Game Caissa's Web, 2004.

7.Nf3 g6 8.Be2 Bg7 9.0-0 0-0 10.c4 Qb6 11.Qc2 Nb4 12.Qb3 c5 13.cd5 ed5 14.Bc3 Bd7 (better 14...Qc7!?=+) 15.d4+= Ne4 16.Bb4 (better 16.dc5 Nc5 17.Qb4 Qb4 18.Bb4 Ba1 19.Nbd2 Ra4 20.Bc5+=) 16...c4?? (16...Qb4!? 17.Qd5 Bc6-/+) 17.Bc4?? (better 17.Qb2 Ba4 18.Nc3 Nc3 19.Qc3+-) 17...dc4= 18.Qc4 Nd6?? (better 18...Rfc8 19.Qb3 Bf8=) 19.Bd6 (19.Qc5 Qc5 20.Bc5 Ra6+-) 19...Qd6+/- 20.Nc3 Rfc8 21.Nb5 (21.Qd5 Qc7 22.Nb5 Qc6+/-) 21...Rc4 (better 21...Qh2! 22.Kh2 Rc4+=) 22.Nd6+/- Rb4 23.Rfb1 (23.Rfb1 Raa4 24.Kf1+=) 1-0. Darkseid (1820) – subvertbeats, ChessWorld.net, 2006.

7.ab5 Ra1 8.Qa1 c5 9.Qa7 Qc7? (9...Bd6 10.Be2=) 10.Nf3 (10.b6!? Nc6 11.bc7 Na7 12.Nb5 Nb5 13.Bb5 Ke7 14.d4=) 10...Bd6 11.Na4 (11.b6 Qd8 12.Nb5 Nc6 13.Nd6 Qd6+=) 11...0-0= 12.Bf6 gf6 13.Be2 b6 (13...Nd7 14.b6 Qd8=) 14.Qc7?? (better 14.Qb6 Qb6 15.Nb6+/-) 14...Bc7=+ 15.0-0 Nd7 16.Ra1 c4 (16...Bb7 17.Nb2=+) 17.Nc3= Bb8 (17...Nc5 18.Na4=) 18.Ra8 (18.Nd4 Nc5+=) 18...Bb7= 19.Ra3 Bd6 20.Ra7 Bc8 (20...Nc5 21.Na4 Ra8 22.Ra8 Ba8 23.Nb6=) 21.Nd4 Nc5 22.Nc6 Bd7 (22...Bb7 23.d3 cd3 24.cd3=) 23.Nd4 e5?? (23...Bc8 24.d3 cd3 25.cd3=) 24.Nf3?? (24.Nd5!? ed4 25.Nf6 Kg7 26.Nd7 d3 27.cd3 cd3+-) 24...Kg7?? (24...Be6 25.g3=+) 25.Na4?? (better 25.Nd5 Bb5 26.Nb6+-) 25...Bb5 (25...Be6 26.Nc5 (worse 26.Nb6 Rb8 27.Na8 Rb5-+) 26...Bc5 27.h3=+) 26.Nc5 (26.Nb6!? Na6 27.d4=) 26...Bc5=+ 27.c3 Rc8 28.Nh4 Be8 29.Nf5 Kg6 30.Bg4 (better 30.g4=+) 30...h5?? (30...Rd8 31.h4-/+) 31.Bh3?? (31.Nh4!? Kg5 32.Bc8 Kh4+-) 31...b5?? (31...Rd8 32.Kf1-/+) 32.Rb7?? (better 32.Ne7 Be7 33.Bc8+-) 32...Bc6?? (better 32...Rd8-/+) 33.Rf7 (better 33.Nh4 Kg5 34.Nf3 Kg6 35.Bc8 Bb7 36.Bb7+-) 33...Kf7-+ 34.Nh6 Kg6 35.Bc8 Kh6 36.Bf5 (36.Kf1 d4 37.Ba6 dc3 38.dc3 b4 39.cb4 c3-+) 36...Kg5 (36...b4!? 37.cb4 Bb4 38.Kf1-+) 37.Bc2 b4 38.g3 (38.cb4 Bb4 39.d3 c3-+) 38...b3 39.Bb1 b2 (better 39...e4 40.Kf1-+) 40.Kg2 (40.f3 e4 41.f4 Kg4-+) 40...d4 41.Kf1 dc3 42.dc3 Ba4 (42...f5 43.h3 Be4 44.Ba2-+) 43.Ke1 (43.Ke2 f5 44.f3 Bc6-+) 43...Kg4 44.Ke2 Kh3 45.Kd2 (45.Bf5 Kg2 46.Be4 Kh2-+) 45...Kh2 46.Ke2 Kg2 47.Be4 Kh3 (47...Kg1 48.Bb1 Bc6 49.Ke1-+) 48.Bb1?? (48.Bf5 Kh2 49.Bb1-+) 48...h4 (48...Kg4 49.Kd2-+) 49.gh4 (49.Bf5 Kg2 50.Be4 Kg1 51.gh4-+) 49...Kh4 50.Kf3 Kg5 51.Kg3 f5 52.Kf3 f4 (better 52...Bc6 53.Ke2-+) 53.e4 (53.e4 Bd1 54.Kg2-+). invictus31 – DerHDrache, lichess.org, 2019.

7.ab5 Bd6?? (better is 7...Ra1 8.Ba1 e5=) 8.Ra8+– 1–0. gtate (1815) – rhand (2050), net–chess.com, 2002.

7.Ba3 Ba3 8.Na3 Qd6 9.Nb1 (9.bc6 Nc6 10.Nf3 e5=+) 9...0-0 10.Nc3 dc4 11.Bc4 cb5 12.ab5 Nbd7 (12...e5 13.d4=+) 13.Nf3 Nc5 (13...Nb6 14.Be2=) 14.d4+= Nce4 15.Qc2?? (15.Ne4 Ne4 16.0-0 Nc3+/-) 15...Nc3?? (15...Qb4 16.Rc1 ab5-/+ (16...Qc4?! 17.Ne4 Qb5 18.Nf6 gf6 19.Qe4=)) 16.Qc3= Bd7 17.ba6 ba6 18.0-0 Rfc8 19.Qd3 Qb4? (19...a5 20.e4=) 20.Rfc1 (better 20.Ba6!? Rc3 21.Qe2+/-) 20...a5 21.h3 (21.e4 Ra7 22.Rab1 Qe7+=) 21...Bc6= 22.Ne5 Be4 23.Qe2 a4 24.f3 Bd5 25.Rab1 Qa3 (25...Qd6 26.Bd5 Nd5 27.Rc8 Rc8 28.Rb7=+) 26.Ra1 (26.e4 Bc4 27.Nc4 Qe7=) 26...Qd6=+ 27.Bd5 Nd5 (better 27...Rc1!? 28.Rc1 Nd5=+) 28.Rc8+/- Rc8 29.e4 (better 29.Ra4 f6 30.Rc4+/-) 29...Nc3 30.Qa6?? (better 30.Qd3=+) 30…Qa6-+ 0-1. TWW_LONDON (1800) - corazondeleon99 (1835), lichess.org, 2021.

7.Nf3 0-0 8.Nc3 a5 (8...dc4 9.Bc4 b6 10.0-0=) 9.Be2 (9.Rc1 Re8=) 9...c5 (9...dc4 10.Bc4 Bd7 11.0-0=) 10.0-0 (10.Na2 dc4 11.Bc4 Nbd7+=) 10...Nbd7 (10...d4 11.Qc2 Re8 12.ed4 cd4 13.Na2=) 11.d4 Nb6 (11...dc4 12.dc5 Nc5 13.Qc2+=) 12.cd5+= Nbd5 (12...ed5 13.dc5 Bc5 14.Qc2+=) 13.Nd5 (13.Na2 b6+=) 13...Qd5 (13...Nd5 14.dc5 Bc5 15.Qc2+–) 14.Rc1 (14.dc5 Qc5 15.Bf6 gf6+–) 14...b6 (14...Ne4 15.Bc4 Qd6 16.Qc2+–) 15.Ne5 (15.dc5 Qd1 16.Rfd1 Bc5 17.Bf6 gf6+–) 15...Ne4 16.Bf3 f5 (16...Bb7 17.Qc2 Rfc8 18.Nc4 cd4 19.Be4 Qe4 20.Qe4 Be4 21.Bd4+–) 17.Qc2 (17.dc5 Bc5 18.Qc2 Qb7+–) 17...Qd6 (17...Bb7 18.Rfd1 Rfc8 19.Nc4 cd4 20.Rd4+–) 18.Rfd1 1–0. DEFFM – GuestMMTG, freechess.org, 2018.

7.ab5 Ra1 8.Ba1 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 a6 5.a4 ab5 6.ab5 Ra1 7.Ba1 c6 8.c4).

7.cb5 Bb4 8.Be2 0-0 9.Nf3 Nbd7 (9...c5 10.0-0=) 10.bc6 bc6 11.0-0 Qc7 12.Qc2 Ba6 13.Ba6 Ra6 14.Rc1 Rfa8 15.Nc3 Bc3 16.Bc3 Ne4 17.Bb2 Ndf6 (17...Ra5 18.Qc6 Qc6 19.Rc6 Ra4 20.Ra4 Ra4 21.Rc8 Nf8 22.Ne5+=) 18.Be5+= Qd7 19.d3 Nd6 20.Nd4 c5 (20...Ng4 21.Nc6 f6 22.Bd6 Qd6 23.g3+/–) 21.Qc5+/– Rc8 (21...Nb7 22.Qc7 Qc7 23.Rc7+– (23.Bc7?! Ra4 24.Ra4 Ra4+=)) 22.Qb4 Rc1 23.Rc1 Nc8?? (better is 23...Nde8 24.a5 Ng4+–) 24.Qb8 Rb6 (24...h6 25.Bf6 Kh7 26.Rc8 Qa4+–) 25.Rc8 Ne8 26.Re8 (26...Qe8 27.Qe8#) 1–0. Fritz 10 – nn, internet, 2007.

7.cb5 Bb4 8.Nf3 0-0 9.Nc3 Re8 10.h3 e5 11.Qb3 Qe7 (11...Ba5 12.bc6 Nc6 13.Nd1-/+) 12.Na2 (better 12.Ne5 Bd6 13.Nf3+=) 12...c5?? (better 12...Bd6-/+) 13.Nb4+/- cb4 14.Ne5 Be6 (14...Bf5 15.g4 Be4 16.f3+/-) 15.d4 (15.Nd3!? d4 16.Qb4 de3 17.de3 Qd8+-) 15...Nbd7+/- 16.Be2 (16.Nd3 Nb6+/-) 16...Ne5 17.de5 d4? (17...Ne4!? 18.Bd4 Ra5+/-) 18.Qd3 (better 18.ef6 Bb3 19.fe7 de3 20.fe3 Re7 21.Kf2+-) 18...Bc4?? (better 18...Nd7 19.ed4 Nb6+/-) 19.Qc4 (worse 19.ef6 Bd3 20.fe7 Be2 21.Ke2 de3 22.fe3 Re7+-) 19...Ne4 (19...Qe5 20.Qd4 Qe7 21.a5+-) 20.Bd4 (20.ed4 Rac8 21.Qd3 Nc3+-) 20...Rac8 (20...Rec8 21.Qd3 Nc5 22.Qf5+-) 21.Qd3 Nc3 22.0-0 1-0. Abdullaevich (1835) - Bagus914 (1685), lichess.org, 2020.

7.cb5 cb5 8.ab5 Ra1 9.Ba1 Qa5 10.Bf6 gf6 11.Nf3 Bd7 Attacks the isolani on b5 12.Qb3 Bb4 13.Qb2 Ke7 14.Nc3 Bc3 15.dc3 Rc8 16.Qb4 (better 16.Kd2!?=) 16...Qb4-/+ 17.cb4 Rc1 (17...Rc2!? 18.Nd4 Rb2-/+) 18.Kd2=+ Rb1 19.Nd4? (better 19.Ne1=+) 19...e5-+ (19...Rb4?! 20.Bd3 e5 21.Kc3=+) 20.Nc2 (20.Kc2 Rb4 21.Kc3 Rb1-+) 20...Bb5! 21.Bb5 (21.Ne1 Bf1 22.Rf1 b5-+) 21...Rh1 22.h3 Nc6 23.Ke2 (23.Be2 Kd6-+) 23...Rb1 (23...Na7!? 24.Ba4 Rb1 25.Ne1 Rb2 26.Bc2-+) 24.Bc6 bc6 25.h4 Kd6 26.g3 Rb2 27.Kd2 c5 28.Kc3 (28.bc5 Kc5 29.Kc1 Rb3-+) 28...Rb1 (28...Rc2 29.Kc2 cb4 30.Kd3-+) 29.bc5 Kc5 30.Kd3 (30.Kd2 Rb3 31.Ne1 Kc4-+) 30...Rb3 31.Kd2 (31.Ke2 Kc4 32.Ne1 Rb2 33.Kf1 Kc3-+) 31...Kc4 32.e4 (32.f4 Rb2 33.Kc1 Ra2-+) 32...d4 33.Ne1 (33.g4 Rb2 34.Kc1 Kc3-+) 33…Rb2 (33...Rb2 34.Kd1 Kc3-+) 0-1. Abdullaevich (1865) - shiv1657 (1860), lichess.org, 2020.

7.cb5 cb5 8.ab5 Ra1 9.Ba1 Qa5 10.Bf6 gf6 11.Nf3 Bd7 The isolani on b5 becomes a target 12.Nc3 Bb4 13.Qb3 Qa1 14.Nd1 Qa5 15.Nc3 Bc3 (15...0-0 16.Be2=) 16.Qc3+= Qa2? 17.Bd3+- 0-0 (17...Ke7!?+-) 18.0-0 (18.Qf6?! Bb5 19.Qg5 Kh8=) 18...Rc8?? (18...d4 19.Qd4 Qd5 20.Qd5 ed5+-) 19.Qf6 Qb3 (19...Be8 20.Ng5 d4+-) 20.Qd4 (20.Bh7 Kf8 21.Ne5 Ke8 22.Ng6 Qb4 23.Qh8 Qf8 24.Qf8) 20...Bb5+/- 21.Bb5 (21.Qg4 Kf8 22.Bh7 Bf1 23.Qg8 Ke7 24.Qc8 Be2+/-) 21...Qb5 22.Qg4 Kh8 23.Ne5 (better 23.Qf4 Kg7 24.Qg5 Kf8 25.Qh6 Ke7 26.Qh4 Ke8 27.Qh7+/-) 23...Rc7? (better 23...Qe8+=) 24.Qf4+- Kg8 (24...Na6 25.Nf7 Kg7+-) 25.Qg5 Kh8 (25...Kf8 26.Qd8 Qe8 27.Qc7 Nc6 28.Nd7 Ke7 29.Nc5 Kf6 30.Nb7 Ne7+-) 26.Qd8 Kg7 27.Qc7 (27.Qc7 Qe8 28.Qb7+-) 1-0. Abdullaevich (1760) - SandroTihonpuz (1800), lichess.org, 2020.

7.cb5 cb5 8.Bb5 Bd7 9.Nc3 Nc6 10.Nge2 Bd6 11.0-0 Ne5 (11...0-0 12.d4+=) 12.d4 Bb5?? (better is 12...Nc4 13.Bc4 dc4=) 13.de5+– Be2 (13...Be5 14.ab5 0-0 15.Ra8 Qa8 16.Qd3+–) 14.Ne2 Be7 15.ef6 Bf6 16.Bf6 Qf6 17.Qd4 (17.Qb3!? 0-0+–) 17...Qd4 18.Nd4 Kd7 19.Rfb1 Rhb8 20.g4 g6 21.Kg2 f5 (21...f6 22.a5+–) 22.gf5 gf5 23.h3 (23.Rb6 Ra6 24.Rab1 e5 25.Nf5 Rb6 26.Rb6 Rf8+–) 23...Ke7 (23...Ra6 24.Rb4+–) 24.Rb6 Ra6 25.Ra6 ba6 (25...Rg8 26.Kf3 ba6+–) 26.Nc6 (26.Nc6 Kd6 27.Nb8+–) 1–0. Petukhov,Nikolay (1800) – Zuev,Ilja, Moscow Open E, 2011.

7.cb5 c5 8.Be2 Bd6 9.f4 0-0 10.Nf3 Nbd7 11.0-0 Qc7 12.Bc3 (12.Qc2 Re8=+) 12...e5 (12...Ne4 13.Qc2=+) 13.b6= Qb6?? (better is 13...Qb8 14.fe5 Ne5 15.Be5 Be5 16.Ne5 Qe5=+) 14.fe5+– d4 15.a5 Qa7 16.ed4 cd4 17.Bd4 Bc5 18.Bc5 Qc5 19.d4 Qa7 20.ef6 Nf6 21.Nc3 Be6 22.Ng5 Bd5 23.Rf6 gf6 24.Nh7! Kh7 25.Qd3 Kg7 26.Qg3 Kh8 27.Qh4 Kg7 28.Nd5 Rh8 29.Qf6 Kf8 30.Qh8# 1–0. b4_player – opponent, gamecolony.com, 2007.

7.cb5 Bd6 8.Nf3 0-0 9.Be2 =. pierred (2760) – aisaba (2000), net–chess.com, 2008.

7.cb5 Bd6 8.Nf3 c5 9.Be5 =+.

7.cb5 Be7 8.Nf3 0-0 9.Be5 =+.

7.cb5 Be7 8.Nf3 cb5 9.ab5 Ra1 10.Ba1 Nbd7 11.Be2 0-0 12.0-0 Nc5 (12...Bd6 13.Bd4=) 13.d4 (13.Bf6 Bf6 14.d4 Ne4=) 13...Nce4 14.Nc3 Bd7 15.Qb3 Qa5 16.Ne4 Ne4 17.Rc1 Bb4 18.Rb1 (18.Qd3 Rc8 19.Rc8 Bc8-/+) 18...Bc3 (18...Ra8 19.Qd3=+) 19.Bb2 Rc8 20.Ra1 (20.Ne5 Be8=) 20...Qb4 21.Qb4 Bb4 22.Bd3 f5 (22...Nd6 23.Ra4 Bc3 24.Bc3 Rc3 25.Ra8 Nc8 26.Bf1+=) 23.Rb1 (23.Ne5 Rc7 24.b6+–) 23...Nd6 24.b6 (24.Ba1 Ra8 25.b6 Nc4=) 24...Ba5 (24...Nc4 25.Ba1 Bd6 26.Ne5=+) 25.Ba3 Rc6?? (25...Nc4 26.Bc5 Rc6 27.Rb5 Rc5 28.Rc5 Bb6 29.Rc4 dc4 30.Bc4+=) 26.Bc5?? (26.Ne5 Nc8 27.Rb5 Bb6 28.Nd7 Rc3+–) 26...Kf7?? (26...Nc4!?=) 27.Kf1?? (better is 27.Ne5 Ke7 28.Nc6 Bc6 29.Ra1+–) 27...Rc8?? (better is 27...Kf6+=) 28.Bd6+– Rc3 (28...Bc3 29.Ne5 Ke8 30.Rc1+–) 29.Ke2 (29...Kg8 30.Ne5+–) 1–0. Bittner – Peschke, VM, 1988.

7.cd5 ed5 8.ab5 Ra1 9.Ba1 Bd6 10.Nf3 0-0 11.bc6 Nc6 12.Be2 Qe7 13.Qb3 Ne4 (13...Rd8 14.0-0=) 14.Qd5= Nb4 15.Qb3 Nc5 (15...Be6 16.Qb2 f6 17.d3=+) 16.Qc4 Be6 17.Qc3 f6 18.0-0 Nb3 19.Bc4 Na1 20.Be6 Qe6 21.Qa1 Rc8 22.Nc3 Qc4 23.Rc1 (23.Qa7 Nd5+/–) 23...Nd3+= 24.Rd1 (24.Rb1 Qf7+=) 24...Ne5 (24...Qe6 25.Qb1 Nb4 26.Nd4+/–) 25.Ne5 Be5 26.d4 (26.Qb1 Qg4+/–) 26...Bd6 (26...Qc3 27.Qa2 Qc4 28.Qc4 Rc4 29.de5 fe5 30.f3=) 27.Qa2 (27.Ne4!? Qd5 28.Nd6 Qd6 29.Qb1+–) 27...Qa2+= 28.Na2 Rc2 29.Nc1 b5 30.Kf1 (30.Nb3 Kf7+=) 30...h5 (30...Kf7 31.h3=) 31.Nd3 Rc3 (31...Kf7 32.Rb1 Bh2 33.Rb5+/–) 32.e4+/– b4 33.e5 fe5 34.de5 Be7 35.Nf4 b3 36.Ne2 (36.Nd5 Rc2 37.Ne7 Kf7 38.Nf5+–) 36...Rc2+= 37.Nd4 Rb2 38.Rd3 Rb1 39.Ke2 b2 40.Rb3 Bc5 41.Nb5 ½–½. Wessel,Volkmar – Wink,Arne, Schleswig Holstein–chB, 1989.

8.Qb3 Qb6 9.Nc3 (9.Nf3!?=) 9...c5=+ 10.Nf3 c4 (10...Bd6 11.Be2=+) 11.Qc2 Bb4 12.Na2 Bc5 13.Bf6 gf6 14.Be2 (14.Nc3 Bb4=) 14...f5 (14...e5 15.Nc3 Be6 16.0-0=+) 15.g3 h5 16.Ng5 (16.Nc3 Qa5=) 16...Rg8 (better 16...h4!?=+) 17.h4+= f6 18.Nh7?? (better 18.Bh5 Ke7 19.Nh3+=) 18...Kf7 19.Bh5 (19.Qc3!? Be7 20.Bh5 Kg7 21.Ng5-/+) 19...Kg7-/+ 20.Bf7?? (better 20.Nf6 Kf6 21.Bf3-/+) 20...Kf7-+ (20...Kh7?! 21.Bg8 Kg8 22.h5=+) 21.Nc3 (21.Qc3 e5 22.d3 Kg7 23.Nf6 Kf6-+) 21...Kg7 22.Ne2 (22.Nf6 Kf6 23.h5 d4-+) 22...Kh7 23.Nf4 (23.Ra2 e5-+) 23...Kg7 (23...Bb5 24.Qb2 Ra4 25.Ra4 Ba4 26.Qb6 Bb6 27.Ne6-+) 24.h5 (24.Qc3 e5 25.Ne2 Qa5-+) 24...Rh8 (24...Qb5 25.g4 (25.ab5?? Ra1 26.Ke2 Rh1-+) 25...Qc6 26.gf5-+) 25.f3 (25.g4 Bd6 (25...fg4 26.Qg6 Kf8 27.Qf6 Ke8 28.Qh8 Bf8 29.h6 Bb5 30.h7 Ba4 31.Qg8+-) 26.Ng6 Rh6 27.gf5 Qb5 28.fe6 Be6-+) 25...Be8 (25...Bb5 26.g4 Be3 27.de3 Qe3 28.Ne2-+) 26.g4 fg4 27.fg4 Be3! 28.de3 Qe3 29.Ne2 Nd7 30.Qc1 (30.Qd2 Qd2 31.Kd2 Nc5-+) 30...Qe4 (30...Qc1!? 31.Rc1 Nc5 32.Rb1-+) 31.h6 Kh7 32.Qf4 (32.Rf1-+) 32...Qh1 33.Kd2 Qa1 34.g5 Qb2 (34...Ra4 35.g6 Bg6 36.Qd6 Ra2 37.Ke3 Re2 38.Ke2 Bh5 39.Kf2 Qb2 40.Kg3 Rg8 41.Kh4 Qf2 42.Qg3 Qg3 43.Kh5 Rg5) 35.Ke1 Qe5 (35...Ra4 36.Qd6 Ne5 37.Qc7 Bd7 38.Qe5 Qe5 39.Kf2 Ra2 40.g6 Kh6 41.b6 Qe2 42.Kg3 Ra3 43.Kf4 e5) 36.gf6 Qf4 37.Nf4 Nf6 38.Ne6 Bf7 39.Ng5 Kg6 40.Nf3 Rh6 41.Ne5 Kf5 42.Nf7 Rh1 (42...Rh2 43.Nd6 Kf4 44.Ne4 Ke4 45.Kf1 Ra4 46.Kg1 Ng4 47.Kf1 Ra1) 43.Kf2 (43.Kd2 Ne4 44.Kc2 Rh2 45.Kb1 Nc3 46.Kc1 Ra4 47.Nd6 Kf4 48.Nc4 Ra1) 43...d4 (43...Ra4 44.Kg3 Ra3 45.Kg2 Rb1 46.Nh6 Kf4 47.Ng4 Ng4 48.b6 Rg3) 44.Kg2 Rd1 45.Kf2 d3 46.Ke3 Rf8 (46...Re1 47.Kf3 d2 48.Nh6 Kg6 49.Kg2 d1Q 50.a5 Qe2 51.Kg3 Rg1 52.Kf4 Nd5) 47.Nd6 Ke5 (47...Ke6 48.Kd4 Rd8 49.Kc4 Rc1 50.Kb4 d2 51.Ne8 d1Q 52.Nc7 Rc7 53.a5 Rd4 54.Ka3 Rd3 55.Kb4 Nd5) 48.Nc4 Kd5 49.Nd2 Rd2! 50.Kd2 (50.Kd2 Kd4 Mate attack) 50...Kc4 51.a5 (51.Kd1 Ne4 52.Ke1 d2 53.Ke2 Rf2 54.Ke3 d1Q 55.Ke4 Qd4) 51...Nd5 (51...Ne4 52.Ke3 d2 53.Ke2 Rf2 54.Ke3 d1Q 55.Ke4 Qd4) 52.a6 ba6 (52...Rf2 53.Ke1 Re2 54.Kf1 Ne3 55.Kg1 d2 56.b6 d1Q) 53.ba6 (53.b6 Rf2 54.Ke1 Re2 55.Kf1 Ne3 56.Kg1 d2 57.b7 d1Q) 53...Nc7 (53...Re8 54.Kc1 Kc3 55.Kb1 Nb4 56.a7 Re1) 54.a7 (54.Ke3 Re8 55.Kf4 d2 56.Kg4 d1Q 57.Kg5 Qd5 58.Kf4 Rf8 59.Kg4 Qg2 60.Kh5 Rh8) 54...Rf2 (54...Re8 55.a8Q Re2 56.Kc1 Na8 57.Kb1 Re1 58.Kb2 d2 59.Ka3 d1Q 60.Kb2 Qb3) 55.Ke3-+ Re2 56.Kf3 Kc3 57.Kf4 (57.Kg3 d2 58.Kf4 d1Q 59.Kf5 Rf2 60.Kg5 Qg1 61.Kh5 Rh2) 57...Re8 (57...d2 58.Kf5 Rf2 59.Kg5 d1Q 60.a8Q Ne6 61.Kh4 Rh2 62.Kg3 Qd6 63.Kg4 Qf4) 58.Kf5 d2 59.Kf6 (59.Kg6 d1Q 60.a8Q Qg4 61.Kf6 Re6 62.Kf7 Qf5 63.Kg7 Rg6 64.Kh8 Qh5) 59...Ra8 60.Ke7 (60.Kf7 d1Q 61.Kf6 Qd7 62.Kg5 Qg7 63.Kf5 Rf8 64.Ke4 Qd4) 60...Ra7 (60...d1Q 61.Kf6 Qd7 62.Kg5 Qg7 63.Kf5 Rf8 64.Ke4 Qd4) 61.Kd7 (61.Kd6 d1Q 62.Ke7 Ne8 63.Ke6 Qf3 64.Ke5 Re7) 61...d1Q 62.Kc6 (62.Ke7 Ne8! 63.Ke6 Qf3 64.Ke5 Re7) 62...Ne8 (62...Qd5 63.Kb6 Rb7) 63.Kb6 Rd7 (63...Qd4 64.Kc6 Qd6 65.Kb5 Nc7) 64.Kc6 (64.Kb5 Qd5 65.Kb6 Rb7 66.Ka6 Nc7) 64...Qd6 (64...Kb4 65.Kb6 Qd6) 65.Kb5 Qd5 (65...Nc7 66.Ka4 Qb4) 66.Ka4 (66.Kb6 Rb7 67.Ka6 Nc7) 66...Rc7 (66...Ra7) 67.Ka3 Qb3 (67...Ra7) 0-1. alessandrocarvalhaes (1690) - pitijopo (1780), lichess.org, 2019.

8.Nc3 Bb4 9.Nf3 0-0 10.Be2 cb5 11.ab5 Ra1 12.Qa1 Qb6 13.0-0 Bc3 (better 13...Rc8=) 14.Bc3+- Ne4 (14...Qd8!?+-) 15.Bd4 Qd8 16.Bg7 Re8 17.Be5 (17.d3 f6 18.de4 Kg7 19.ed5 ed5+-) 17...f6 18.Bg3 (18.Bb2!? Kg7+-) 18...Ng3 19.fg3 e5 20.Nh4 f5 (better 20...Qe7!?+/-) 21.Nf5+- Bf5 22.Rf5 Nd7 23.Bh5 (23.Bf3!? d4+-) 23...Qb6?? (23...Rf8 24.Bg4 Qe7+-) 24.Be8 (24.Be8 Qd8 25.Bd7+-) 1-0. Abdullaevich (1925) - starstryder1 (1885), lichess.org, 2020.

8.Nc3 Bb4 9.Nf3= c5 (9...0-0 10.Be2=) 10.Be2 (10.Qc2 Qe7=) 10...Qc7 (10...0-0 11.Qc2=) 11.0-0 (11.Na2 Ba5=) 11...c4 (11...e5 12.Na2 e4 13.Nh4=) 12.Qc1 (12.d3 Qa5 13.Rc1 cd3 14.Qd3 0-0+=) 12...Bd6 13.h3 (13.d3!? cd3 14.Bd3=) 13...e5=+ 14.d3 (better is 14.Qc2=+) 14...e4?? (14...cd3 15.Bd3 e4 16.Nd5 A) < 16...Nd5 17.Be4 Be6 18.Qc7 Bc7 19.Rfd1+/– (19.Bg7?! Rg8 20.Bb2 f5=); B) 16...Qc1 17.Rfc1 ed3=) 15.de4+/– de4 16.Nd2 Be6 (16...Bf5!?+/–) 17.Nce4+– Ne4 18.Ne4 Be7 (18...Bh2 19.Kh1 Be5 20.b6+–) 19.Bg7 Rg8 20.Qc3 Nd7 21.Rfd1 Bb4?? 22.Rd7 Bc3 23.Rc7 Bg7 24.Rd1 Be5 25.Rb7 Ra4? 26.Nc5 Ra8?? 27.Ne6 fe6 28.Bh5 Kf8 29.f4 Bf6 30.Rf7 (30...Ke8 31.Rh7 Rg6 32.Bg6 Kf8 33.Rf7 Kg8 34.Rf6+–) 1–0. mtr – flatnose, internet, 2001.

8.Nc3 Bd6 9.bc6 Nc6 10.Nb5 =+.

8.Nf3 Bd6 =.

7.ab5 ab5 8.Ra8 bc4 9.Rb8 Bd6 10.Qa4 Nd7 (10...Ke7 11.Ra8+–) 11.Bg7 Rg8 12.Bf6! Qc7 (12...Qf6 13.Rc8 Deflection (13.Rc8 Decoy)) 13.Ra8 (13.Ra8 Kf8 14.Bd4+–) 1–0. DEFFM – topcopmich, freechess.org, 2018.

7.ab5 b6 8.Nc3 Bb7 (8...a5 9.Nf3=) 9.Nf3 (9.cd5 Nd5 10.ba6 Na6 11.Bb5 Ke7+=) 9...a5= 10.Be2 Bd6 11.cd5 ed5 12.Nd4 Nbd7 (12...0-0 13.0-0=) 13.0-0 (13.Nf5 Bf8+–) 13...0-0 14.Rc1 Rc8 15.Bf3 Bc5 16.Nc6 Bc6 17.bc6 Ne5 18.d4 (18.Na4 Bd6=) 18...Nf3 19.Qf3 Bb4 20.Na2 Bd6 21.h3 (21.Rc2 b5-/+) 21...Ne4 (21...Qe8!?-/+) 22.Nc3 Nd2 23.Qd5 Nf1 24.Kf1 Qc7?? (better 24...Qe7=) 25.Nb5+– Qb8 (25...Qe7 26.Nd6 Rcd8 27.c7 Rd6 28.c8N+–) 26.Qd6 (26.Nd6 Rc7 27.Nb5 Rfc8+–) 26...Qd6 (26...Qa8+–) 27.Nd6 Rc7 28.d5 g6 (28...f6 29.Bd4 Rb8 30.Nb5+–) 29.Be5 (better 29.Bd4 g5 30.Bb6+–) 29...Rfc8 (29...f6 30.Bd4 b5+–) 30.Nb5 (30.Nc8 Rc8 31.d6 Re8+–) 30...Re7 31.Bf6 1–0. DEFFM – GuestYGYK, freechess.org, 2017.

7.ab5 Qb6 8.Nc3 Nbd7 (8...dc4 9.Bc4 Bd6 10.Ba3=) 9.Nf3 Bd6 (9...dc4 10.Bc4 Bd6 11.0-0=) 10.cd5+= ed5 11.Be2 (11.Qb3 Qc5+–) 11...0-0 (11...Ra7 12.Qc2 Qc7 13.ba6 ba6 14.Qa4+=) 12.0-0 (12.Qb3 Qc5+=) 12...Re8 (12...Rd8 13.Qc2+=) 13.d4 (13.Qb3 Ne5+=) 13...Qc7 (13...Bc7 14.Qc2 Qe6 15.Na4+=) 14.Qb3+= Attacks the isolani on d5 14...Nb6 15.Rfc1 Qb8 (15...Qd8 16.ba6 ba6 17.Ba3+=) 16.ba6 (16.Ba3 Bg4+=) 16…ba6+=. GuestVRDG – GuestPTZW, freechess.org, 2016.

7.ab5 Be7 8.Qb3 0-0 9.Nf3 dc4 10.Bc4 Nbd7 11.ba6 ba6 12.Nc3 (12.0-0 Nc5 13.Qc2 Bb7=) 12...Nc5 (12...Qc7 13.Be2=+) 13.Qc2= Bb7 14.Be2 (14.0-0 Bf3 15.gf3 a5=) 14...Rc8 15.0-0 Nce4 (15...Nd5 16.Na4=) 16.Qb3 (16.Ba6 Nc3 17.dc3 Bf3 18.gf3+= (worse 18.Bc8 Be4 19.Qa4 Qc8-/+)) 16...Rb8 17.Qc2 Rc8 (17...a5 18.Rfc1=) 18.Qb3 (18.Ba6 Nc3 19.dc3 Bf3 20.gf3+= (worse 20.Bc8 Be4 21.Qa4 Qc8-/+)) 18...Qd7= 19.Ba6?? (19.Ne4 Ne4 A) worse 20.Ba6 Ba6 21.Ra6 Nc5-/+ (21...Nd2?! 22.Nd2 Qd2 23.Bd4=); B) 20.Bd4=) 19...Rb8?? (better 19...Nc5 20.Bb5 Nb3 21.Bd7 Nd7-+) 20.Bb5 (20.Bb7 Rb7 21.Qc2+=) 20...Bc6 (better 20...Qd8 21.Ne4 Be4=) 21.Ra5?? (better 21.Ne5 Qd6 22.Nc6 Qc6 23.Bc6 Rb3 24.Ne4 Rb2 25.Nf6 Bf6 26.d4+/-) 21...Nc3-+ 22.Bc3 Bb5 (22...Rb5 23.Rb5 Bb5 24.Ne5-+) 23.Rfa1? (better 23.Rb1 Bc6 24.Qb8 Rb8 25.Rb8 Bf8 26.Ne5-/+) 23...Be2-+ 24.Qa4 Qa4 (24...Qd3 25.Ne1 Rb1 26.Rb1 Qb1 27.Qa1-+) 25.R5a4 Bf3 26.gf3 Nd5 27.Bd4 (27.Be5 Rb4-+) 27...Bf6 (27...Rb3 28.Be5-+) 28.Kg2 (28.Bf6 gf6 29.d4 Rb2-+) 28...Bd4 29.Rd4 Rfc8 30.f4 Rc2 31.Kf3 (31.f5 h5-+) 31...h6 (31...f5 32.Ra6 Kf7 33.Ra7 Kf6 34.Ra6-+) 32.Ra6 (32.f5 Rbb2-+) 32...Rbb2 33.Ra8 (33.f5 Nc7 34.Ra7 ef5 35.Rd8 Kh7-+) 33...Kh7 34.Ke2 (34.f5 Rd2 35.Rd2 Rd2 36.fe6 fe6-+) 34...Nc3 35.Kd3 (35.Kf3 Nb1 36.Kg4 Nd2-+) 35...Nb5 36.Rdd8 (36.Rb4 Rd2 37.Kc4 Nd6 38.Kc3 Rbc2 39.Kb3 Rf2-+) 36...Rd2 37.Ke4 (37.Kc4 Rdc2 38.Kd3 Rc3 39.Ke4 Rf2-+) 37...Rf2 (37...Nc3 38.Kf3 Rf2 39.Kg3 Ne4 40.Kh3 Rh2 41.Kg4 f5 42.Kf3 Rh3) 38.Rh8 Kg6 39.h4 (39.Ke5 Rbe2 40.e4 Rh2 41.f5 ef5-+) 39...Rb4 40.Kd3 Rb3 41.Kc4 Rfb2 42.Ra5 (42.Rh6 gh6 43.Ra3 Na3 44.Kc5 Rc2 45.Kd6 Kf6 46.Kd7 Rd3 47.Ke8 Rc8) 42...Nd6 (42...Rc3) 43.Kd4 Nf5 (43...Rd2 44.Kc5 Nb7 45.Kc6 Rc2 46.Kd7 Rd3 47.Rd5 Rd5 48.Ke7 Rc7 49.Ke8 Rd8) 44.Ke5 (44.Rf5 Kf5 45.Rg8 Rd2 46.Kc4-+) 44…Re3 0-1. Akrapovik - Andre80 (1885), lichess.org, 2020.

7.ab5 Be7 8.Nf3 0-0 9.Nc3 Qc7 10.Qb3 dc4 11.Bc4 b6 12.ba6 Ba6 13.Ba6 Ra6 14.Ra6 Na6 15.Nb5 Nc5 16.Qc4 Qd7 17.Ne5 Qd5 18.Qd5 Nd5 (worse 18...ed5 19.Nc6 Bd8 20.Ke2+–) 19.0-0 Bf6 20.f4 Ra8 21.Bd4 Be7 (21...Nb3 22.Bc3-/+) 22.Nc6= Bf8 23.Ra1 (better 23.Nc3!?=) 23...Ra1-/+ 24.Ba1 Nb3 (better 24...Ne4!? 25.d3 Nc5-/+) 25.Bd4 (better 25.Bc3!?=) 25…Nd2-/+ 0–1. GuestWRJS – Teckert, freechess.org, 2017.

7.ab5 Be7 8.Nf3 0-0 9.cd5 Nd5 10.Ne5 (10.Nc3 Nf6=) 10...Bf6 (10...f6 11.Nf3=+) 11.f4 (11.e4 Nd7 12.d4 Nb4=) 11...b6 (11...Nd7 12.Qf3=+) 12.Be2 Bb7 13.0-0 a5 14.Ba3 (14.e4 Nb4 15.d3 Nd7=) 14...Re8 (better 14...Nf4 15.ef4 Qd4 16.Kh1 Qa1 17.Bf8 Kf8=) 15.d4?? (better 15.Bh5 g6 16.Bf3=) 15...Be5 (15...Ne3 16.Qa4 Be4 17.Bb2-+) 16.fe5 (16.de5!? Ne3 17.Qd8 Rd8 18.Rf2-+) 16...Ne3-+ 17.Qd3 (17.Qd2 Nf1 18.Bf1 Nd7-+) 17...Nf1 (17...Qg5 18.g3 Nf1 19.Bf1-+) 18.Bf1 Qd5 (18...Qh4 19.Nc3-+) 19.Nd2 (19.Nc3 Qd7-+) 19...Rd8 20.Bd6 (20.Nc4 Qb5 (20...Qd4 21.Qd4 Rd4 22.Nb6+=) 21.Rb1 Qc6 22.Rb6 Qd5-+) 20...Nd7 21.Nf3 Nf8 (21...f6 22.Qa3-+) 22.Be2 (22.Bc7 Rdc8 23.Bb6 a4-+) 22...Ng6 23.Bd1 (23.Bc7 Rd7 24.Bb6 Ne5 25.de5 Qd3 26.Bd3 Rd3 27.Ra5 Ra5 28.Ba5 Rd5-+) 23...Nf4 24.Qe3 Qe4 25.Qe4 Be4 26.g3 (26.Kf2 Nd5-+) 26...Nd5 27.Kf2 Rac8 28.Ng5 (28.Ra3 Nc3 29.Be2 Ne2 30.Ke2 Rc2 31.Ke3 Bf3 32.Kf3 Rdc8-+ (32...Rh2?! 33.Bc7 Ra8 34.Bb6-+)) 28...Bg6 (better 28...Bd3 29.Bb3-+) 29.Ra2 (29.Bb3-+) 29...Nc3 30.Ra1 h6 (30...Nb5 31.Be7 Rd4 32.Nf3-+) 31.Nf3 Nd1 (better 31...Bh5!? 32.h3 Bf3 33.Bf3 Nb5 34.Ra4-+) 32.Rd1 Rc2 33.Kg1 (33.Rd2 Rdc8-+) 33...Bf5 34.Nh4 (34.Rd2 Rdc8-+) 34...Bh3 35.Rd3 (35.Nf3 Rg2 36.Kh1 Rc8-+) 35...Rdc8 36.Ba3 (36.Rd1 g5 37.Nf3 Rg2 38.Kh1 Rf2-+) 36...Re2 37.Rf3 (37.Rd1 Rc3 38.Bc1-+) 37...Rcc2 38.Rf1 Rh2 (38...Bf1 39.Kf1 Rf2 40.Kg1 Rfd2 41.Nf3 Rd1 42.Ne1 Re1) 39.Nf3 (39.Rc1 g5 40.Rc2 Rc2-+) 39...Bf1 (39...Rcg2) 40.Nh2-+ Bb5 41.Nf3 (41.Bd6 a4 42.Nf3 Rc3-+) 41...Ra2 (better 41...Rc3 42.Kf2 Ra3 43.Nd2-+) 42.Bd6 Bc6 43.Ne1 1-0. AleksandrNekhoroshik (1740) - forkitall (1815), lichess.org, 2021.

7.Bc4 Qc7 8.Qb3 Nbd7 9.d3 Bd6 =.

7.Bc4 Qc7 8.Qb3 Nbd7 9.d4 cb5 10.ab5 a5 (10...Nb6 11.Bd3=) 11.Nc3 Bb4 (11...Nb6 12.Bd3=) 12.Nge2 Nb6 13.Bd3 Nbd5 (13...e5 14.0-0=) 14.0-0+= Nc3 (14...Ng4 15.g3 Qd8 16.Ba3+=) 15.Bc3+/– Nd5 (15...Bc3 16.Nc3 0-0 17.Rfc1+=) 16.Bb4 Nb4 17.Rfc1 (17.Be4 f5 18.Rfc1 Qb6+/–) 17...Qd6 (17...Qd7!?+/–) 18.Ra5! Ra5 19.Rc8 Ke7 20.Rh8 Nd3 21.g3 (better is 21.Ng3 Ra1 22.Nf1+/–) 21...Ra1= 22.Kg2 Ne1 23.Kh3 (better is 23.Kf1 Nd3 24.Kg2 Ne1 25.Kh1 Nf3 26.Kg2 Ne1=) 23...e5-+ 24.g4?? (24.de5 Qh6 25.Kg4 Qg6 26.Kf4 Nd3 27.Kf3 Ne5 28.Kg2 Qe4 29.Kh3-+) 24...Qh6 25.Kg3 g5 (26.Qb4 Kd7 27.Qe1 Re1-+) 0–1. Zschalich,Arndt – Schwibbe,Rudolf, corr DDR–ch, 1984.

7.Bc4 Qc7 8.Qb3 Be7 9.Nf3 =.

7.Bc4 Qc7 8.d3 Bd7 =.

7.Bc4 Bd6 8.Nf3 =.

7.Bc4 Bd7 8.Nc3 Bb4 9.Nge2 0-0 10.0-0 cb5 11.ab5 Qb6 12.ba6 Na6 13.d3 Rfd8 14.Na4 Qd6 15.Bf6 gf6 16.g3?? (16.Nec3 f5 17.Qh5 Nc7 18.Qg5 Kf8=+) 16...Kf8?? (16...b5 17.Bb5 Bb5 18.Nd4-+) 17.Qb3?? (17.Nac3 Bc6+=) 17...Ke7?? (better 17...b5 18.Nb2 Rdb8-+) 18.Nac3+= Bc6 19.Nd4 h5?? (19...Bc3 20.Qc3 (20.Nc6?! Qc6 21.Qc3 b5=) 20...Bd5 21.Rfb1+=) 20.Ndb5 (better 20.Ba6 Ra6 21.Nc6 Qc6 22.Qb4 Ke8 23.Ne4+-) 20...Qe5? (better 20...Qb8+/-) 21.Nd4 Qc7?? (better 21...Qd6!?=) 22.Ncb5 (better 22.Ra6 ba6 23.Qb4 Ke8 24.Nc6 Qc6 25.Ne4+-) 22...Bb5+/- 23.Nb5 Qb6 24.Ra6 ba6 25.Qb4 Ke8 26.Ra1 ab5?? (better 26...Kd7+/-) 27.Bb5+- Rd7 (27...Qb5 28.Qb5 Kf8 29.Ra8 Ra8 30.Qh5 Ra2+-) 28.Ra8 (28.Ra8 Qd8 29.Qd6 Qa8 30.Bd7 Kd8 31.Be6 Ke8 32.Qd7 Kf8 33.Qf7) 1-0. Abdullaevich (1845) - VioletaAmelie (1735), lichess.org, 2019.

7.Bc4 Bd7 8.Nc3 Bb4 9.Nge2 a5 10.0-0 0-0 11.Ng3 (11.d3 cb5 12.ab5 e5=) 11...Nd5 (11...cb5 12.ab5 e5 13.Na4+=) 12.Nd5 cd5 13.Bd3 b6 (13...Qh4 14.e4=) 14.Nh5 f6 15.Qg4 (15.Qc2 g6 16.Nf6 Rf6 17.Bf6 Qf6+-) 15...Qe7= 16.Rac1 (16.Ng3 Ra7=) 16...e5 17.Qg3 (17.Qd1 Be6=) 17...g6 18.Rc7 Bd2 (18...Bd6 19.Bg6 Kh8 20.Rd7 Nd7 21.Bf5=) 19.Rd1 (19.Bc2 Bb4 20.Bb3 Bd6 21.Bd5 Kh8+=) 19...Bb4 20.Rdc1 (20.Rb7!? Bd6 21.Bg6+/-) 20...Bd6 (better 20...e4!? 21.Nf6 Rf6 22.Bf6 Qf6 23.Be4 de4-+) 21.Bg6= Kh8 (21...Bc7 22.Ba3 Bg4 23.Be7 hg6 24.Qg4 Kh8 25.Qg6 Rf7 26.Bf6 Rf6 27.Qg7) 22.Bf5 Bc7 23.Rc7 Rg8 24.Qh3 (better 24.Qh4 Rg5 25.Bc2+-) 24...Qd6?? (24...Qb4 25.Bc3 Qa4+=) 25.Rd7 (25.Nf6 Rg7 26.Rd7 Nd7 27.Nh7+- (worse 27.Nd7 Qb4 28.g3 Qb2-/+)) 25...Nd7-/+ 26.Bd7 (better 26.Qh4 Raf8 27.Bh7-+) 26...Ra7?? (26...Qb4 27.g3 Qb2 28.Nf6-/+) 27.Bc6?? (27.Qf5 Rd7 28.Qf6 Qf6 29.Nf6 Rc7 30.Nd5 Rc5+=) 27...Rf7?? (better 27...Qb4 28.g3 Qb2 29.Bd5 Rf8-+) 28.g3 Qb4?? (better 28...Rff8+=) 29.Bd5+- Rff8 30.Bg8 Kg8 (30...Qb2 31.Bh7! Qc1 32.Kg2 Qc8+-) 31.Qe6 Kh8 32.Qa2 (32.Qd7 Qe7 33.Qe7 Rg8 34.Qf6 Rg7 35.Qg7) 32...Qg4? (better 32...Qe4 33.Ba3 Rd8+-) 33.Nf6 (better 33.Ba3 Qd1 34.Kg2+-) 33...Qf3?? (better 33...Qd1 34.Kg2 Rf6 35.Be5 Qf3 36.Kg1 Qd1 37.Kg2 Qf3 38.Kf1 Qd1 39.Kg2=) 34.Be5+- Rf6 35.Qa1 (better 35.h3+-) 35...Qf2= 36.Kh1 Qf3 37.Kg1 Qf2 38.Kh1 Qf3 39.Kg1 Qf2 ½-½. Abdullaevich (1820) - slavik1975 (1795), lichess.org, 2019.

7.Bc4 Be7 8.Nc3 a5 9.Nf3 0-0 10.0-0 Bd7 (10...cb5 11.Bb5 Bd7 12.Rc1=) 11.d3+= cb5 12.ab5 b6 (12...Bd6 13.Qa4+=) 13.Ne4 (13.Qa4 Bd6+=) 13...Ne4 14.de4 Qe8 15.Qd4 Bf6 16.e5 Bd8 17.Ba3 Bb5? (better is 17...Be7 18.Be7 Qe7 19.Qb6 a4+–) 18.Bb5+– Qb5 19.Bf8 (19…Nc6 20.Qd6+–) 1–0. Dopper,Johan – Troc,Ryszard, corr 3GMM–07, 1994.

7.Bc4 Be7 8.Nc3 ab5 9.ab5 Ra1 10.Qa1 =.

7.Bc4 Be7 8.bc6 Nc6 9.Nf3 0-0 =+.

7.Bc4 Be7 8.Nf3 0-0 9.Qc2 Bd7 (9...ab5 10.ab5 Ra1 11.Ba1=) 10.0-0 (10.Ng5 Re8=) 10...ab5=+ 11.ab5 Ra1 12.Ba1 cb5 13.Be2 b4 (13...Nc6 14.Bf6 Bf6 15.d4=) 14.Ne5 (14.Ng5 b3 15.Qb3 Bc6=) 14...Bc8 (14...Bc6 15.Rc1=+) 15.d4 (15.Rc1 Nc6=) 15...Nc6 (15...b6 16.Bf3=) 16.Nc6 (16.Rc1 Bd7=) 16...bc6=+ 17.Qc6 Qa5 (17...Qd6 18.Qf3=+) 18.Nd2 Bd7 (better 18...Qa2 19.Rd1 Bd7=+) 19.Nb3?? (better 19.Qc2=+) 19...Qa1-+ (19...Bc6?! 20.Na5 Bd5 21.Bb2-/+) 20.Qd7 (20.Qc2 Qc3 21.Qa2-+) 20…Qf1!! (20...Qf1 21.Kf1 Nd7-+; 20...Nd7?! 21.Ra1 Nb6 22.Ra7=) 0–1. GuestTSFQ – PaulFang, freechess.org, 2017.

8.ab5 Ra2?? 9.Ra2+- cb5 (9...Bd6 10.Nf3+-) 10.Bb5 Bd7 11.Bd7 Nbd7 12.Nf3 Be7 13.0-0 0-0 14.d4 Bc5 (14...b5 15.Qb3 Qb6 16.Nbd2+-) 15.Nbd2 (better 15.dc5 Nc5 16.Qc2 Nce4+-) 15...Bb6 16.Nc4 Bc7 17.Ba3 Re8 18.Rb2 e5 (18...b6 19.Qb3+-) 19.de5 Be5 (19...Ne5 20.Nce5 Be5 21.Qd8 Bh2 22.Kh2 Rd8 23.Rb7+-) 20.Nce5 (20.Nfe5!? Ne5 21.Qd8 Rd8 22.Ne5 Re8+-) 20...Ne5 21.Ne5 Qd1 22.Rd1 1-0. BeepBeepImAJeep (2545) - muhammed1998 (1720), lichess.org, 2017.

9.Ba1 Qa5 10.Bc3 Bb4 11.Qb3 Bc3 12.Nc3 0-0 13.Nf3 Nd5 14.Bd5 (14.bc6 Nc3 15.Qc3 Nc6 16.Qa5 Na5+=) 14...cd5 15.0-0 Bd7 16.Ne5 (16.Qb2 Rc8+=) 16...Qc7 (16...Rc8 17.Qb2+=) 17.f4 (17.d4 Rc8 18.Rc1 f6+=) 17...Rc8 18.Ra1 Be8 19.Nf3 (19.Ra8 b6+=) 19...Nd7 20.Ra7 Nc5 (20...Nb6 21.Nd4=) 21.Qa3 (21.Qb1 Qb6 22.Ra3 Qd6=) 21...Qb6 (21...Ne4 22.Ne4 de4 23.Nd4=) 22.Ra8 Ra8 (22...Qd8 23.Rc8 Qc8 24.d4=) 23.Qa8+= Kf8 24.Nd4 (24.Ne5 Qc7+=) 24...Ke7 (24...Qc7 25.Qa3 Qd6 26.Qb4+=) 25.Nf5 Kf8 (25...ef5 26.Nd5 Double attack) 26.Qa3 ef5 27.d4 Bb5?? (better 27...h6+=) 28.dc5+– Qc6 (28...Qa6 29.Nb5 Qa3 30.Na3+–) 29.Nb5 Qb5 (29...Qa6+–) 30.c6 Ke8 31.Qa8 Ke7 32.Qb7 Qb7 33.cb7 1–0. GuestYZCL – GuestCTGW, freechess.org, 2018.

9.Ba1 Qa5 10.Nc3 Bd7 11.Qb1 Bb4 12.bc6 Bc6 13.Nf3 0-0 14.Ke2 (14.Na2 Be7=) 14...Nbd7=+ 15.Na2 (15.Qa2 Qh5 16.Rb1 Bc3 17.Bc3 Qg4-/+) 15...Be7 16.Bc3 (16.Rc1-/+) 16...Qb6 (better 16...Qh5-/+) 17.Bb4 Bb4 18.Nb4 Bb5 (18...Bf3 19.gf3 Rc8 20.Bd3=) 19.Bb5= Qb5 20.Nd3 Qa6 21.Qa1 Ra8 22.Qa6 ba6 23.Ra1 a5 24.Nfe5 Nb6 Black prepares a4 (24...a4 25.Nc4 Nd5 26.Ndb2=) 25.Nb2 (25.Nc5 Nfd5+=) 25...Nfd7 (25...a4 26.Nbc4 Nc4 27.Nc4+=) 26.Nd7 (26.Na4 Kf8+=) 26...Nd7 27.Nc4 The isolani on a5 becomes a target 27...a4 28.d4 Kf8 29.Ra2 Ke7 30.Kd3 f6 31.Kc3 e5 32.de5 fe5 33.Kb4 Attacking the isolated pawn on a4 33...Rb8 34.Kc3 (34.Ka4?? Nc5 35.Ka5 Ra8 36.Kb4 Ra2 37.Kc5 Ke6-+) 34...Rc8 35.Rc2 (worse 35.Ra4 Nb6 36.Rb4 Nd5 37.Kb3 Nb4 38.Kb4 Ke6-/+) 35...Ke6 36.Kb4 Nc5 37.f3 h6 (37...Nd3 38.Kb5=) 38.e4+= g5 39.Rd2 Nb7? (better 39...Na6!? 40.Kc3 Rc6+=) 40.Rd5+– Ra8 (40...Kf6 41.Ne5 (41.Re5?? Rc4 42.Kc4 Ke5-+) 41...Rc2 42.Ng4 Kg6 43.g3+–) 41.Re5 Kf6 42.Rb5 Ra7 43.Rb6 Kg7 44.Rc6 (better 44.Ka3 Nc5 45.Ne3+–) 44...Kh7? (44...Nd8 45.Rd6 Nf7+–) 45.Rc7 Kg8 46.Nd6 a3 (46...Nd6 47.Ra7 Pinning (47.Ra7 Deflection)) 47.Rc8 Kg7 (47...Kh7!? 48.Rc7 Kg8 49.Rc8 Kh7 50.Rc7 Kg8=) 48.Nf5+= Kg6 (48...Kf6!? 49.Rc1 Nc5+–) 49.Rc6+– Kf7 (49...Kh7 50.Rh6 Kg8 51.Nd4+–) 50.Nh6+– Ke8 51.Rc8 Kd7 52.Rc1 a2 (52...Nc5 53.Ra1 (53.Rc5?! a2 54.Rc1 Rb7 55.Ka3 Rb1 56.Ka2 Rc1+=) 53...Nd3 54.Kc3+–) 53.Ra1 Nd8 (53...Ke6+–) 54.Kb3 Nc6 (54...Ne6 55.Ra2 Nc5 56.Kb2 Nd3 57.Kb1 Ra2 58.Ka2+–) 55.Nf5 (better 55.Ra2 Rc7 56.Rd2 Ke6 57.Rd5+–) 55...Na5 56.Kc3 (56.Ka2?! Nc4 57.Kb3 Ra1 58.Kc4 Rh1+=) 56...Rc7? (better 56...Nc6+–) 57.Kb4 (57.Kb4 Nc6 58.Kb3 Rb7 59.Ka2+–) 1–0. Portnoi,Yuriy (1975) – Filonov,Konstantin (1880), Uljanovsk, 2009.

9.Ba1 cb5 10.Bb5 Nc6 11.Qa4 Bd7 12.Bc3 Be7 13.Nf3 0-0 14.0-0 Qc7 15.Bf6 Bf6 16.Nc3 Ne5 17.Ne5 Bb5 18.Nb5 Qe5 19.d4 Qd5 20.Rc1 g6 21.h3 b6 22.Qa6 Bd8 23.Nc3 Qd6 24.Ne4 Qb8?? (better 24...Qd5 25.Qd3 Bh4+=) 25.Rc8+– (25.Rc8 Qc8 26.Qc8+–) 1–0. Janek – Filip, internet, 2018.

9.Ba1 cb5 10.Bb5 Nc6 11.Bf6 Qf6 12.Qa4 Bd7 13.Qa8 Nd8 14.Bd7 Kd7 15.Nf3 Bd6 16.0-0 Re8 17.Nc3 Qf5 18.d4 Bb4?? (better 18...Qd3 19.Qa1 Ke7+/-) 19.Qa4+- Nc6 20.Ne5 Kc7 (20...Qe5 21.de5 Bc3+-) 21.Nb5 Kb6 (21...Kd8 22.g4 Qe5 23.de5 Ke7+-) 22.Nd7 1-0. DEFFM – Bersal, freechess.org, 2020.

9.Ba1 cb5 10.Bb5 Bd7 11.Qb3 Bb5 12.Qb5 Qd7 13.Qd7 Nbd7 14.Nf3 Bb4 15.0-0 Ke7 16.Nc3 Ra8 17.Bb2 Bc3 18.Bc3 Ra2 19.Ra1 Ra1 20.Ba1 Ne4 21.Bg7 f6 (21...Ndc5 22.Kf1=) 22.Bh6 (22.d3 Nc3=) 22...Ne5 (22...Ndc5 23.Kf1=) 23.Ne5+= fe5 24.d3 (24.Bg7 Kd6+=) 24...Nc5= 25.d4 (25.Kf1 Nd3 26.e4 b5=) 25...ed4 26.ed4 Nb3 27.Be3 (27.f4 Nd4 28.Kf2 Kd6=) 27...Kd6=+ 28.Kf1 Kd5 Attacking the isolated pawn on d4 29.Ke2 Nd4 30.Bd4 (30.Kd3 Nf5=+) 30...Kd4 31.Kd2 b5 (31...e5 32.h4=+) 32.Kc2 Kc4 (32...e5=) 33.Kb2 (33.f4 Kd4 34.Kb3 Ke4-+) 33...b4 (better 33...e5!? 34.Kc2 Kb4=+) 34.f4 Kd4 35.g3 Ke4 36.Kb3 e5 37.Kb4 ef4 38.gf4 Kf4 39.Kc4 Kg4 40.Kd5 Kh3 41.Ke5 h5 42.Kf5 Kh2 43.Kg5 h4 44.Kh4 ½-½. AhmedSultanov (1820) - danutzyq2e (1820), lichess.org, 2019.

9.Ba1 c5 10.Nf3 b6 11.0-0 Bb7 12.d4 Nbd7 13.Qb3 (13.Qe2 Bd6=) 13...Bd5 (13...Bf3 14.gf3 Bd6 15.Rd1=) 14.Nbd2 Qc7 15.e4 (15.Bd5 ed5 16.dc5 Bc5+=) 15…Bc4 (worse 15...Be4 16.Ne4 Ne4 17.Be6+–) 1–0. GuestZSNL – GuestVDHR, freechess.org, 2019.

9.Ba1 c5 10.Nf3 b6 11.0-0 Be7 12.Nc3 Bb7 13.Ne5 (13.d4 0-0+=) 13...0-0= 14.f4 Nbd7 (better is 14...Qd6=) 15.Qb3?? (better is 15.Nc6 Qe8 16.Qf3+=) 15...Ne5-+ 16.fe5 Nd5?? (better is 16...Qd2 17.e4 Ne4 (17...Be4?! 18.Ne4 Ne4 19.Qf3-+) 18.Ne4 Be4-+) 17.Ne2 Nb4 18.d4 Bd5 19.Bc3 Bc4=+ 20.Qc4 Nd5 21.Bd2 Bg5 22.Nf4 cd4 23.ed4= Nf4 24.Bf4 Bf4 25.Rf4 Qd7 26.h4 Rc8 27.Qa4 h6 28.Kh2 Qd5 29.h5 Rc4 30.Qd1 Qc5?? 31.dc5+– (31...Rf4 32.Qd8 Kh7 33.cb6+–) 1–0. Fredek (2065) – kkkramnik, Freundschaftspartie, 5m + 0s, 2006.

9.Ba1 Bd7 10.Qb3 Be7 11.bc6 ½–½. Spiegel,Matthias – Wittoch,Hans_Joachim (1880), 2. Landesliga Ost, 2001.

10.Nc3 0-0 11.Nf3 cb5 12.Nb5 Nc6 (12...Nbd7 13.0-0=) 13.0-0 Nd5 (13...Nd7 14.d4+=) 14.Bb2 (14.Qc2 Nb6+=) 14...Bf6 (14...Bd7 15.d3=) 15.d4+= Na5 (15...Be7 16.Qb1+=) 16.Bd3 Nb4 (16...Bd7 17.Qc2+=) 17.Ba3+– Be7 (17...Nd3 18.Bf8 Nf2 19.Rf2 Qf8 20.Qd3+–) 18.Bh7! Kh7 19.Bb4 Bb4 (19...Kg8 20.Qb1+–) 20.Qb1 Kg8 21.Qb4 Qb6 (21...Nc6 22.Qb2+–) 22.Ne5 (22.Ra1!? Nc6 23.Qc5 Qc5 24.dc5 Nb4+–) 22...Nc6 23.Nc4 Nb4 (23...Qd8 24.Qc5+–) 24.Nb6 Nd5 25.Nd5 (worse 25.Nc8 Rc8 26.Nd6 Rc7+–) 25...ed5 26.Nc7 Rd8 (26...Be6 27.Rb1+– (27.Ne6?! fe6 28.Rb1 Ra8+–)) 27.Rc1 (27.Rb1 Rd6+–) 27...Bd7 (27...Be6 28.Rb1+– (28.Ne6?! fe6 29.Rb1 Rd7+–)) 28.Nd5 1–0. GuestYNPC – soygardel, freechess.org, 2018.

10.Nc3 0-0 11.Nf3 Nd5 12.Nd5 ed5 13.Be2 Bf6 (13...Bf5 14.0-0=) 14.0-0 Bg4 15.Nd4 (15.Qc2 Re8+=) 15...Be2= 16.Qe2 Qa5 (16...c5 17.Nf3=) 17.Bc3 Qb6 18.Rb1 (18.Nf5 c5+= (18...Qb5? 19.Qb5 cb5 20.Bf6 gf6 21.Rb1+–)) 18...c5= 19.Nf5 Bc3 (better 19...Re8!?=) 20.Ne7+– (worse 20.dc3 Qf6 21.Qd3 Rd8+=) 20...Kh8 Black intends d4 21.dc3?? (21.Nd5 Qd6 22.Nc3 Rd8+–) 21...d4?? (better 21...Qe6 22.Nd5 Qd5-+) 22.cd4 (22.ed4 cd4 23.cd4 Qd4+=) 22...cd4 (better 22...Qe6 23.dc5 Qe7-/+) 23.ed4+– Qd4 24.Nf5 Qf4 (24...Qf6 25.Qe4+=) 25.Qc2 (better 25.Qe7!? Kg8 26.Ne3+–) 25...Rd8 26.g3 Qd2? (26...Qe5 27.Rd1 Rf8 28.Nd6+–) 27.Qc7 (better 27.Qd2!? Rd2 28.Rc1+–) 27...Qd7 (27...Qd5!?+–) 28.Qf4 1–0. GuestVHVD – guestloveyou, freechess.org, 2017.

10.Bd4 c5 11.Bb2 b6 12.Nc3 0-0 13.Qf3 Nbd7 14.Nh3 (14.Qf4 Bb7 15.Nf3 Bf3 16.gf3 h6=) 14...Ne5-/+ 15.Qe2 Bb7 16.0-0 (16.f3!?-/+) 16...Nc4-+ 17.Qc4 Qd2 18.Bc1 (18.Na4 Ne4-+) 18...Qd6 (better 18...Qc2!? 19.Qa4 Qc3-+) 19.Rd1-/+ Qc7 20.Nf4 Rd8 21.Qb3 (21.Rd8 Qd8 22.f3 Nd5-+) 21...Rd1 22.Qd1 h6 23.Qb3 Nd5 24.Ncd5 (24.Ncd5 Bd5 Decoy; 24.Nfd5 ed5 Decoy) 24...Bd5 25.Nd5 ed5 26.Qd5 Qd6 27.Qd6 Bd6 28.h3 f5 29.f3 Kf7 30.Kf2 Ke6 31.Bb2 (31.e4 g5=+) 31...g6 (31...Be5 32.Bc1-/+) 32.Ke2 (32.e4 h5=+) 32...Kd5 33.Kd3 c4 34.Kc3?? (better 34.Ke2-/+) 34...Be5-+ 35.Kc2 Bb2 36.Kb2 Kc5 37.Kc3 Kb5 38.e4 Kc5 (better 38...fe4 39.fe4 Kc5 40.e5-+) 39.ef5 gf5 40.g4 fg4 41.fg4 b5 42.h4 b4 43.Kb2 (43.Kd2 Kd5 44.g5 hg5 45.hg5 Ke6-+) 43...c3 44.Kc2 (44.Kc1 b3 45.g5 hg5 46.hg5-+) 44...Kc4 45.g5 b3 46.Kb1 c2 47.Kc1 (47.Kb2 hg5 48.hg5-+) 47...Kc3 48.gh6 b2 0-1. AhmedSultanov (1700) - wasderos (1705), lichess.org, 2019.

10.Nf3 0-0 11.Nc3 c5 12.0-0 Nbd7 13.Qc2 Nb6 14.Be2 Qc7 15.Na4 Nbd5 (better 15...Na4!? 16.Qa4 Nd5+=) 16.Be5+– Bd6 17.Bd6 (17.Bd6 Qd6 18.Qc5 Qc5 19.Nc5+–) 1–0. GuestMBRL – GuestQWCX, freechess.org, 2020.

10.Nf3 0-0 11.Nc3 Nbd7 12.0-0 Nc5 13.d4+/– Nce4 14.bc6 bc6 15.Qc2 Nc3 16.Bc3 c5 17.dc5 Bc5 18.Bb2 Be7 19.Bd3 Bb7 20.Bf6 Bf6 21.Bh7 Kh8 22.Be4 Qe7 23.Rc1 Rc8?? (better is 23...Rd8+=) 24.Qc8+– Bc8 25.Rc8 Qd8 26.Rd8 Bd8 27.Nd4 Kg8 28.Kf1 Kf8 29.Ke2 Bf6 30.Kd3 Ke7 31.Kc4 Kd6 32.Nb5 Kd7 33.g3 g6 34.Nd4 Kd6 35.h4 e5 (35...Ke5 36.Bc6 Kd6 37.Bf3+–) 36.Nb5 Ke6 37.Bd5 Ke7 38.Kc5 g5 (38...Bh8 39.e4 Kf8 40.Nd6+–) 39.h5 Bg7 40.Nd6 f6 (40...Bf8 41.Nf7 Kf6 42.Kc4+–) 41.h6! Bh8 (41...Bh6 42.Nf5 Double attack (42.Nf5 Decoy)) 42.Nf7 1–0. pierred – anony, internet, 2014.

8.ab5 Qc7 9.Qb3 Bd7 10.Nc3 Nd5?? (10...Bd6!?=) 11.Nd5 (better 11.Bd5 Qb6 12.Bc4+-) 11...ed5+= 12.Bd5 Bb5 13.Rc1 (better 13.Nf3 Bc6 14.0-0+=) 13...Qe7?? (13...Nc6 14.Ne2+=) 14.Nf3 (better 14.Rc8 Kd7 15.Bb7+-) 14...Nc6+= 15.Ra1 (better 15.Nd4 Nd4 16.Bd4+=) 15...Qb4? (15...Nb4 16.Nd4 Rd8 17.Nb5 Rd5 18.Nd4+=) 16.Qc2?? (better 16.Bf7!? Kd8 17.Qd5 Kc7 18.Ba3+-) 16...Qc5 (16...Qg4 17.h3 Qg2 18.Qe4 Kd8 19.Rg1 Qh3 20.Ng5+- (20.Bg7?? Bg7 21.d4 Bf8-+)) 17.Qb3 (better 17.Qf5 f6 18.Ba3+/-) 17...Bd6?? (better 17...Qb4=) 18.Bf7 (18.Bg7!? Nb4 19.Bf7 Kd7+-) 18...Kf8 19.Bd5 h5? (better 19...Re8+-) 20.Ng5 Rh6 21.Ne6 (better 21.Bc6 Qg5 22.Bb5 Qg2 23.Rf1+-) 21...Ke7?? (better 21...Re6 22.Bc6 Qc4 23.Qc4 Bc4+/-) 22.Nc5+- Bc5 23.Bc4 (23.Qc3 Bd4 24.ed4 Re8+-) 23...Bc4 (23...Nd8 24.Bb5 Rb6 25.Ra5 Rb5 26.Rb5 ab5 27.Qd5+-) 24.Qc4 (better 24.Qb7 Kd6 25.Qa8 Nb4 26.Bg7 Nd3 27.Ke2 Rg6 28.Ra6 Kc7 29.Rg6 Nf4 30.Ke1 Ng6 31.Qa5 Kc6 32.Qa4 Bb5 33.Qe4 Kc7 34.Qg6 h4+-) 24...Nb4 (24...Bb4 25.Bg7 Rd6+-) 25.Qc5 (25.Qc5 Rd6 26.Qb4+-) 1-0. AhmedSultanov (1675) - jacobo2222 (1660), lichess.org, 2019.

8.ab5 Bd6 9.Qf3 =.

8.ab5 Bd7 9.Qb3 Qb6 (9...Ne4 10.ba6 Na6 11.Bd4=) 10.Nc3 Bd6 11.Na4 Qc7 12.ba6 Na6 (12...ba6 13.Nb6 Ra7 14.Bf6 gf6 15.Nd7 Qd7 16.Nf3+=) 13.Nb6+= Ra7 14.Nd7 (14.Bf6 gf6 15.Nd7 Kd7+= (worse 15...Qd7 16.Bb5+-)) 14...Nd7= (14...Qd7?? 15.Bb5 0-0 16.Bd7 Nd7 17.Qd3+-) 15.Bg7 Rg8 16.Bd4 Ndc5 (better 16...Nac5!? 17.Qc2 Ra1 18.Ba1 Rg2=) 17.Bc5 Nc5?? (better 17...Qc5 18.g3 Ke7+/-) 18.Ra7 (better 18.Qb5 Kf8 19.Ra7 Rg2 20.d4+-) 18...Nb3-+ 19.Ra8? (19.Bb3 Ke7 20.Bd1-+) 19...Ke7 20.Rg8 Qc4 21.Ne2 (21.f4 Nd2 22.Ne2 Ne4-+) 21...Bb4 (21...Qd3!? 22.0-0 Qe2 23.d4 Bh2 24.Kh2 Qf1 25.Kg3-+) 22.0-0 (22.f3 Bd2 23.Kf2 Qd3-+) 22...Qe2 23.Rb1 (23.Rb8 b5 24.Rb7 Kf6-+) 23...Nd2 24.Rc1 Nb3 25.Rb1 Be1 26.h3 Nd2 27.Rb7 (27.Ra1 Qf2 28.Kh1 Ne4-+) 27...Kf6 28.Rg3 Qf2 (28...Bf2 29.Kh2 Bg3 30.Kg3 Nf1 31.Kh4 Qf2 32.Kh5 Qf5 33.Kh4 Qg5) 29.Kh2 (29.Kh1 Qf1 30.Kh2 Bf2 31.Rg6 fg6 32.Rf7 Kf7 33.h4 Qg1 34.Kh3 Qh1 35.Kg4 Qh4) 29...Qg3 30.Kh1 Nf3! 31.Rf7 (31.gf3 Bf2 Mate attack) 31...Kf7 32.h4 (32.gf3 Bf2 33.f4 Qh3) 32…Qh2 (32...Qh4) 0-1. afsharian - palmeiras (1660), lichess.org, 2018.

8.ab5 Bd7 9.Nc3 Qc7 10.Be2 Be7 11.Nf3. GuestVCLQ – GuestZSYV, freechess.org, 2017.

8.ab5 Bd7 9.Nc3 Be7 10.Nf3 Qc7 (10...0-0 11.Qe2=) 11.Qb3 0-0 12.0-0 ab5 (12...Rc8 13.d3+=) 13.Ra8 bc4 14.Qc2 Bd6 (14...Nc6 15.Rf8 Kf8 16.Nb5+–) 15.Ne4 Ne4 16.Qe4 Bc6 (16...b5 17.Ng5 f5 18.Qd4+–) 17.Qg4 (17.Qd4 e5 18.Ne5 Be5 19.Qe5 Qe5 20.Be5 Nd7 21.Rf8 Kf8 22.Bd6 Ke8+–) 17...f5 (better 17...e5+=) 18.Qg5?? (better 18.Qc4!? Qd7 19.Qh4+–) 18...h6 (18...b5!? 19.Ra2 Bf3 20.gf3 Bh2 21.Kg2 Bd6-/+) 19.Qh5 (19.Qg6 Qf7 20.Qf7 Kf7 21.Ne5 Be5 22.Be5=) 19...Be8 (better 19...b5!? 20.Ra2 Bf3 21.gf3 Nc6=+) 20.Qh3 (20.Qh4 b5 21.Rfa1 Nc6+=) 20...Nd7 (20...e5+=) 21.g3 (21.Nd4!? Nc5 22.Ba3+=) 21...Nc5= 22.Nh4 (22.Rb1 Bc6 23.Rf8 Bf8=) 22...Ne4 (22...Nd3 23.Ba3=+) 23.Bc3 (23.Nf3 Bc6 24.Rf8 Bf8=+) 23...b5 (23...Bc6 24.Rf8 Bf8 25.Rb1=+) 24.Rfa1= b4 (24...Bc5=) 25.R1a7?? (better 25.R8a7 Qa7 26.Ra7 bc3 27.dc3 Nc3 28.g4+–) 25...Ng5?? (better 25...bc3 26.Rc7 cd2-/+) 26.Rc7?? (better 26.Qf1 Qa7 27.Ra7 bc3 28.dc3+–) 26...Nh3-+ 27.Kg2 (27.Kf1 bc3 (27...Bc7?! 28.Bb4 c3 29.Bf8 cd2 30.Ke2 Nf2 31.Kd2 Ne4 32.Kc2 Kf8 33.Nf3-+) 28.Re8 Bc7 (worse 28...Re8 29.Rc4 cd2 30.Rd4-+) 29.Rf8 Kf8 30.dc3 Ng5-+) 27...Bc7 28.Bb4 (28.Kh3 bc3 29.dc3 g5-+) 28...Bc6 29.Kh3 Ra8 0–1. GuestPCKQ – GuestVKPY, freechess.org, 2016.

8.ab5 Bd7 9.Nf3 Qb6 (9...Bd6 10.0-0=) 10.Nc3 (10.0-0 Be7+= (worse 10...Bb5 11.Qb3+–)) 10...Bb4 (10...Bd6 11.Qc2=) 11.Qb3 Bc3 (11...Bd6 12.Na4 Qa5 13.Bc3+=) 12.Bc3+– 0-0 13.Bd4 Qc7 14.0-0 a5 (14...Rc8 15.d3+–) 15.Be5 (15.Bf6 gf6 16.d4 Rc8+–) 15...Qb6 16.Ng5 (16.Rfc1 Rc8+–) 16...h6 (16...Ng4 17.Qd3 g6 18.f4 Ne5 19.fe5+–) 17.Bf6 gf6 18.Ne4 Kg7 (18...e5 19.Rfc1+–) 19.Qc3 e5 20.f4 Bf5 (20...Qc7!?+–) 21.Ng3+– Be6 (21...Bg6 22.fe5 Nd7 23.ef6 Nf6 24.Ra4+–) 22.fe5 Bc4 (22...Nd7 23.Nh5 Kh8 24.Nf6 Rfd8+–) 23.Nh5 (worse 23.ef6 Kh8 24.Qc4 Rg8 25.Qf7 Qb5+–) 23...Kh8 24.e6 Qe6 (24...Qd8 25.Rf6 Kh7 26.Qc4 Qf6 27.Nf6 Kg7 28.Nh5 Kh8 29.ef7 Kh7 30.Qe4 Kh8 31.Qe5 Kh7 32.Qg7) 25.Rf6 (25.Rf6 Kh7 26.Re6+–) 1–0. DEFFM – GuestGJVD, freechess.org, 2018.

7.d4 =+.

7.cd5 cd5 (7...ed5 8.bc6 Nc6 9.Nf3=+) 8.Nf3 Bd7 (8...0-0 9.Ba3=+) 9.Be2= ab5 10.ab5 Ra1 11.Ba1 Qb6 (11...Qe7 12.Be5=) 12.Nc3 (12.0-0 0-0+= (12...Bb5? 13.Qb3+-)) 12...Bb4 (12...0-0 13.Na4 Qa5 14.Bc3=) 13.Nd4 (13.Na2 Bd6=) 13...0-0 (13...e5 14.Nf3 Qe6 15.Na4=) 14.0-0 (14.Na2 Be7=+) 14...e5=+ 15.Nc2 Bc3 (15...Bd6!?=+) 16.Bc3+= d4 (16...Re8 17.f4 e4 18.Be5+=) 17.ed4+/- ed4 (17...e4!?+/-) 18.Bd4+- Qe6 19.Re1 Qb3 (19...Qf5 20.Ne3 Qg5 21.Bd3+-) 20.Bf6 Bb5?? (20...gf6 21.Ne3 Qb4+-) 21.Bb5 Qb5 22.Bc3 Nc6 (22...Qd7 23.Qa1 Rc8 24.Rb1+-) 23.Nd4 (better 23.Qg4!? g6+-) 23...Nd4 24.Bd4 Qc4 (24...Re8 25.f4+-) 25.Bc3 b5 26.Qb1 Qd5 (26...Qc6 27.Re5 Rb8 28.Rg5+-) 27.Qb4 (27.Re5 Qd6+-) 27...Rb8 (27...Qc6 28.Re7+-) 28.Rb1 (better 28.Bg7 Qg5 29.Bc3 h5+-) 28...h6 29.Qd4 (better 29.Qg4 Qg5 30.Qg5 hg5 31.d4+-) 29...Qe6 (29...Qd4 30.Bd4 f6 31.Kf1+-) 30.f3 (30.Qg7) 30...f6+- 31.Qc5 Qe2 32.h3 Qd3 33.Rb4 Re8 (33...Kh8 34.Qe7 Qf5 35.Rg4+-) 34.Qb5 Re1 35.Kh2 Qd6 36.g3 (better 36.f4+-) 36...Re2 (36...Qe6+-) 37.Kg1 (37.Qe2 Qc6 38.Bf6 Qf6 39.Rb8 Kh7 40.Qe4 Qg6 41.Rh8 Kh8 42.Qg6 Kg8 43.d4 h5 44.d5 h4 45.d6 Kf8 46.Qe6 hg3 47.Kg3 g5 48.Qe7 Kg8 49.d7 Kh8 50.d8Q) 37...Qg3 38.Kf1 (38.Kh1 Qg2) 38…Qf2 (38...Qg2) 0-1. AleksandrNekhoroshik (1715) - Bmorales (1735), lichess.org, 2021.

7.Nf3 0-0 8.Nc3 Re8 (8...e5 9.bc6 bc6 10.d4=) 9.Qc2 (9.d4 b6=) 9...e5 10.Be2 (10.cd5 cd5 11.d4 e4=+) 10...e4 11.Nd4 Be6 (11...ab5!? 12.ab5 Ra1 13.Ba1 dc4 14.bc6 Nc6 15.Nc6 bc6 16.Bc4 Qa5=+) 12.Ne6= fe6 13.0-0 Nbd7 14.f3 ef3 15.Rf3 Ne5 16.Rff1 (better 16.Rh3=) 16...Rc8?? (16...Nc4!? 17.Bc4 dc4 18.bc6 bc6=+) 17.bc6 (better 17.c5!? cb5 18.ab5 Bc5 19.ba6 ba6 20.Ba6+= (worse 20.Ra6 d4-/+)) 17...Rc6 18.cd5 Nd5 19.Qe4 (19.Rac1 Nb4 20.Qb3 Ned3=) 19...Qh4?? (better 19...Nf6 20.Qh4 Qc7=) 20.Qh4+– 1–0. GuestMFRQ – GuestVWFS, freechess.org, 2017.

7.Nf3 Nbd7 8.d4 ab5 9.c5 Be7 10.ab5 Ra1 11.Ba1=.

7.Nf3 Nbd7 8.d4 dc4 9.Bc4 (9.bc6!? Nb6 10.Nbd2=) 9...ab5=+ 10.ab5 Ra1 11.Ba1 cb5 12.Bb5?? (better 12.Bd3=+) 12...Qa5-+ 13.Nc3 Bb4 14.Bd7 (14.0-0 Bc3 15.Bd3 0-0-+) 14...Bd7 (worse 14...Nd7 15.0-0=; 14...Kd7?! 15.0-0 Bc3 16.Ne5 Ke7 17.Bc3 Qc3 18.Qf3-+) 15.Qc1 (15.0-0 Bc3 16.Bc3 Qc3-+) 15...Ne4 16.0-0 Nc3 (16...Bc3?! 17.Qc2 f5 18.Bc3 Qc3 19.Qb1-+) 17.Bc3 Bc3 (17...Bc3 18.Qc2 b5-+) 0–1. Gamrekelashvili,Zuka – Darsadze,Nikoloz, World Cadets Championship U10, 2016.

7.Nf3 Nbd7 8.Be2 Qe7 9.0-0 0-0 10.d4 dc4 11.Bc4 (11.bc6 bc6 12.Nbd2 c3 13.Bc3 Nd5+=) 11...ab5 12.ab5 Ra1 13.Ba1 e5 14.de5 Ne5 15.Ne5 Be5 16.Be5 Qe5 17.Nd2 c5 (17...cb5 18.Nf3 Qc5 19.Be2=+) 18.Nf3 Qe7 19.Be2 Be6 20.Qc2 Rd8 21.Rc1 b6 22.h3 (22.Ne5 Qe8=) 22...Bd5 23.Nd2 Qb7 24.Bf3 Bf3 25.Nf3 Qd5 26.Qb2 h6 27.Qe5 Rd6 28.Ra1 Qe5 29.Ne5 Re6 30.Nc4 Ne4 (30...Kh7!?=) 31.Ra6 (31.Ra8 Kh7 32.Rb8 Kg6+/-) 31...Nc3+= 32.Nb6 (worse 32.Rb6 Rb6 33.Nb6 Nb5=) 32...Nb5 33.Ra8 Kh7 34.Nd7 Rc6 35.Ra5 c4? (better 35...Rc7 36.Rb5 Rd7 37.Rc5 Kg6+/-) 36.Rb5+- c3 37.Rb1?? (better 37.Rc5 Rc5 38.Nc5+-) 37...c2 38.Rc1 Rd6 39.Rc2 Rd7 40.g4 Rd1 41.Kg2 Rd6 42.Kg3 h5 (42...Kg6!?+/-) 43.gh5+- Kh6 44.Rc5 f6 45.h4 Rd1 46.e4 (better 46.f3!?+-) 46...Rg1+/- 47.Kh3 Ra1 (47...Rh1!? 48.Kg4 Rg1 49.Kf3 Rh1+/-) 48.f3 Rh1 49.Kg3 Rg1 50.Kf2 (50.Kh2 Rb1+-) 50...Ra1 (50...Rh1!?+/-) 51.Rf5 Rh1 52.Kg3 Rg1 53.Kf4 (better 53.Kh2!? Rd1 54.Kg2+-) 53...Rh1+= 54.Kg3 Rg1 55.Kh3 1-0. BeepBeepImAJeep (2730) - jmc1 (2560), lichess.org, 2020.

7.Na3 Be7 8.Nf3 0-0 9.Be2 Re8 (9...dc4 10.Bc4 ab5 11.ab5 cb5 12.Nb5=) 10.0-0= ab5 11.cb5 Bd6 12.d4 (12.Be5 Ba3 13.Ra3 cb5=+) 12...Ne4 13.Qc2 Ng5 (13...Qb6 14.Bd3 cb5 15.Nb5=) 14.Nd2 f6 15.f4 Nf7 16.e4 e5 (16...Bb4 17.Nab1=) 17.fe5+= fe5 18.ed5 ed4 (18...cd5 19.Bh5 Be6 20.de5 Qb6 21.Kh1+/–) 19.Bh5 (better is 19.Bd3 Qh4 20.Nf3+/–) 19...Bh2+– 20.Kh1 Ne5? (20...g6 A) 21.Kh2 gh5 22.Rf7 Qh4 (22...Kf7?? 23.Qh7 Kf6 24.Bd4 Kg5 25.Qg7 Kh4 26.Nf3) 23.Kg1 Re1 24.Re1 Qe1 25.Rf1 Qe3 26.Kh1 cb5+–; B) 21.Bd4 B1) 21...gh5?? 22.Rf7 Re4 23.Rg7 Kf8 24.Qe4+– (24.Kh2?! Qh4 25.Kg1 Re1 26.Re1 Qd4 27.Kf1 Qf6 28.Nf3 Kg7+/–); B2) 21...Qh4 22.Nf3 Qh5 23.Nh2 Qd5-/+; C) 21.Bg6 Rf8 22.Bf7 (< 22.Kh2 Qh4 23.Kg1 cd5+–) 22...Rf7 23.Rf7+–) 21.Be8 (21.Kh2?! Qh4 22.Kg1 Qh5 23.dc6 bc6 24.Bd4 cb5 25.ab5 Be6=) 21...d3? 22.Qc5 Qe8 23.Kh2 cb5 24.ab5 (24...Ra4 25.Kg1+–) 1–0. Labahn,Wolfgang (1700) – Roth,Wolfgang (1900), Bad Lippspr.–Paderborn, 1990.

7.Qb3 ab5 8.ab5 Ra1 9.Ba1 Be7 10.cd5 ed5 11.Nf3 0-0 12.Be2 c5 (12...Bf5!?=) 13.Bf6+= Bf6 14.Qd5 b6 15.Nc3 Qc7 (15...Be6 16.Qd8 Rd8 17.0-0+=) 16.0-0+– Be6 17.Qe4 Rd8 18.Bc4 Bc4 19.Qc4 Nd7 20.d4 g6 (20...Qd6 21.Ne4 Qe7 22.Nf6 Qf6 23.Rd1+–) 21.Nd5 Qd6 22.Nf6 Qf6 23.Ra1 cd4 24.ed4 Nf8 25.Ra6 Rd6 26.Ra8 Kg7 27.Qc8 Ne6?? (better 27...Qe7 28.h3 Rd5+–) 28.Qh8 (28.Qh8 Kh6 29.Qf6 Nd4 30.Qf4 Kg7 31.Qd6 Ne2 32.Kf1 Ng3 33.hg3 g5 34.Nd4 f6 35.Qf8 Kg6 36.Qe8 Kg7 37.Nf5) 1–0. GuestLHGP – PaulFang, freechess.org, 2018.

7.Qb3 dc4 8.Bc4 ab5 9.ab5 Ra1 10.Ba1 cb5 11.Bb5 Be7 12.Nf3 Bb5 13.Qb5 Qd7 14.Qd7 Nbd7 15.Ke2 0-0 16.Nc3 Ra8 17.Rb1 b6 (17...e5 18.d4 ed4 19.ed4=) 18.Bb2 Ne8 (18...e5 19.Nb5 e4 20.Nfd4+=) 19.Ra1 (19.Nb5 f6+=) 19...Ra1= 20.Ba1 Nc7 21.Nd4 Bf6 (21...f5 22.Ncb5 Nb5 23.Nb5=) 22.Ne4+= Be7 (22...Be5 23.f4 f5 24.fe5 fe4 25.Nc6+=) 23.Nc3 Bf6 24.Ne4 (24.Nc6 Ne5 25.Na7 Nd7+=) 24...Be7 25.g4 (25.Nc6 Ba3+=) 25...Kf8 26.f4 h6 27.Bb2 Nc5 28.Nc5 Bc5 29.Nb3 Bb4 30.h4 f6 31.e4 Kf7 32.Bd4 b5 33.Bb6 Na8 34.Bd4 Nc7 35.d3 g6 36.h5 gh5 37.gh5 Ne8 38.Be3 Ng7 39.Nd4 Nh5 40.Nb5 Ng7 41.Kf3 h5 42.Bf2 Ne8 43.Bb6 Be7 44.f5 ef5 45.ef5 Bb4 46.Bf2 Ke7 47.Bg3 Kd7 48.Ke4 Bd6 49.Bh4 Bh2 50.Kd5 Ng7 51.Bf6 Nf5 52.Nd4 Nd4 53.Bd4 ½–½. Svitek,Volker (2130) – Hierling,Stefan (1890), Frankfurt–ch, 2007.

7.Qc2 dc4-/+ 8.Bc4 ab5 9.ab5 Ra1 10.Ba1 cb5 11.Bb3 (11.Be2 Bd6=+) 11...Qa5 (11...Bc6 12.Nf3-/+) 12.Bc3 (12.Bf6 gf6 13.Ne2 Bd6=) 12...Bb4 (12...Qd8 13.Ne2=+) 13.Ne2 (13.Bf6 gf6 14.Ne2 Bd6=) 13...0-0 (13...Bc3 14.dc3 b4 15.0-0-/+) 14.0-0 (14.Bf6 gf6 15.Qb2 Be7=) 14...Rc8 (14...Bc3 15.dc3 b4 16.c4-/+) 15.Qb2 Bc3 16.Nec3 (16.Nbc3 b4 17.Nb1 Qg5=+) 16...Na6 (16...b4 17.Ne2=+) 17.d4 b4 18.Na2 Ba4 19.Nd2 b5 20.Rc1 Rc1 21.Nc1 Qc7=+ 22.f3? Qc3-+ 23.Qc3 bc3 24.Nb1 Bb3 25.Nb3 b4 26.e4 Nd7 27.Kf2 Ndc5?? 28.Nc5?? c2-+ (29.Nd2 Nc5 30.dc5 c1Q-+) 0–1. Trkn – LOSER, itsyourturn.com, 2000.

7.Nc3 Bb4 8.Qb3 Qa5 9.Nf3 0-0 10.Na2 (10.Be2 dc4 11.Bc4 A) < 11...cb5 12.ab5 Qa1 13.Ba1 ab5 14.0-0 (14.Qb4?! Ra1 15.Nd1 Ra4=) 14...Bc3 15.Bc3 bc4 16.Qc4+/–; B) 11...Rd8=) 10...Be7=+ 11.b6 (11.Nc3 Bd6=) 11...Ne4 (11...c5 12.Nc3 dc4 13.Bc4=+) 12.Bc3 Nc3 13.Nc3 Be8 14.Ne5 (14.Rb1 Nd7=+) 14...f6-/+ 15.Nd3 Nd7 (15...dc4 16.Qc4 Bf7 17.Rb1-/+) 16.Rb1 Bf7 17.Be2 Bg6 (17...dc4 18.Qc4 e5 19.Qh4-/+) 18.cd5 (18.0-0 Bd8=+) 18...cd5 19.e4 Rfe8 20.ed5 Bd3 21.Bd3= Nc5 22.Qc2 Nd3 23.Qd3 Rad8 24.0-0 Bb4 25.Qc4 Bc3=+ 26.dc3 Rc8 27.Qb4 Qd5 28.Rbd1 Qc6 29.Rd6 Qc3 30.Qc3 Rc3 31.Rd7 Rb8 32.g3 Kf8 33.Rfd1= Rc4 34.a5 Rc5 35.Rc7+= Rd5 36.Rd5 ed5 37.Rd7 h6 38.Rd5 Ke7 39.Rc5 Rd8 40.Kf1 Kd6 41.Rc1 Re8 42.f4 g5 43.Kf2 h5 44.Rc2 gf4= 45.gf4 Re4 46.Kg3 Ra4 47.Rc7 Ra5 48.Rb7 Rb5 49.Rf7 Ke6 50.Rb7 Kf5 51.Rh7? Rb3-/+ 52.Kg2 Rb6-+ 53.Rh5 Kg4 54.Ra5 Kf4 55.Ra4 Ke3 56.Kg3 f5 57.Ra3 Ke4 58.Ra4 Ke5 59.Ra5 Kf6 60.Kf4 Kg6 61.Ra4 Rf6 62.Ra5 Rb6 63.Ra4 Re6 64.Ra5 Rc6 65.Ra4 Rb6 66.h3 Re6 67.h4 Rb6-/+ 68.h5 Kf6 69.h6 a5 70.Ra5 Rb4 71.Kg3 Kg5 72.h7 Rb3 73.Kg2 Rb8 ½–½. Buczinski,Henryk – Kubiczek,Henryk, Katowice, 1966.

7.Nc3 Bb4 8.Qb3 Bd6 9.cd5 ed5 10.bc6 Bc6 11.d4 =.

7.Nc3 dc4 8.Bc4 ab5 9.ab5 Ra1 10.Qa1 Bd6 (10...cb5 11.Nb5 Bc6 12.f3=) 11.Nf3 0-0 (11...Qb6 12.Qb1=) 12.0-0 cb5 (12...e5 13.d4 ed4 14.Nd4=) 13.Nb5+= Bb5 (13...Be7 14.d3+=) 14.Bb5 Nc6 (14...Be7 15.Rc1+=) 15.Bc6 bc6 16.Bf6 gf6 (16...Qf6 17.Qa6+=) 17.Qa4 (17.Rb1 c5+=) 17...Qc7 (17...c5 18.Rb1+=) 18.Qg4 Kh8 19.Qh4 Be7 (19...Qe7 20.Ra1+=) 20.Qh5 (20.Ra1 c5+=) 20...Bb4 (20...c5 21.Rc1+–) 21.Rc1 (21.Qh6 Be7+=) 21...e5 (21...Rb8 22.d4+–) 22.d4 Ba3 23.Rd1 (23.Ra1 Bd6+–) 23...Rd8 24.Qf5 Qe7 25.Qc2 (25.Kh1 Qe6 26.Qc2 c5+–) 25...Qe6 (25...c5 26.de5 Rd1 27.Qd1 fe5 28.Qa1+–) 26.de5 (26.Qc3 Be7+–) 26...Rd1 27.Qd1 fe5 28.Qd8 Kg7 29.Qg5 Kh8 (29...Qg6!? 30.Qe5 Qf6+–) 30.Qe5+– (worse 30.Ne5 f6 31.Ng6 hg6 32.Qh6 Kg8 33.Qg6 Kf8-/+) 30...Kg8 31.Qe6 fe6 32.Nd4 1–0. DEFFM – GuestCGRQ, freechess.org, 2018.

7.Nc3 Bc5 8.d4 Bb4 9.Qb3 Bc3 10.Bc3 cb5? (better 10...ab5 11.ab5 Ra1 12.Ba1 dc4 13.Bc4 cb5=+) 11.ab5+– Ne4 12.Bb4 a5 (12...dc4 13.Bc4 Qg5 14.Bf1+–) 13.cd5 b6 (13...Na6 14.ba6 (14.Ba5?! Nac5 15.dc5 Ra5+=) 14...ab4 15.Bd3+–) 14.Nf3 (14.Bd3 Nf6 15.e4 Bc8 16.de6 Be6+–) 14...Nf6 (14...a4 15.Qa2 Qc8 16.Bd3+–) 15.Bc4 a4 (15...Nd5 16.Bd5 ed5 17.Qd5 Be6 18.Qa8 Bd5+–) 16.Qa2 Ne4 (16...Qc8 17.0-0 Qb7+–) 17.de6 fe6 18.0-0 (better 18.Be6 Ng5 19.Bd5+–) 18...Kf7 (18...Qf6+–) 19.Ne5 Kf6 20.Qc2 Ng5 21.f4 Nf7 22.Ng4 1–0. GuestCCQD – Gazboy, freechess.org, 2019.

7.Nc3 Qc7 8.Nf3 Be7 9.Rc1 0-0 (9...ab5 10.ab5 0-0 11.Qb3 Rc8 12.bc6 bc6 13.cd5 cd5 14.Be2 Nc6+=; 9...dc4 10.Bc4 cb5 11.Be2 Qd6 12.ab5 0-0 13.Ra1 Qb6 14.0-0 Rc8=) 10.Qb3 (10.bc6 Nc6 11.Nd5 Nd5 12.cd5 ed5 13.Bd3 Qb6 14.Qc2 f5=) 10...ab5 11.ab5 dc4 (11...Qd8 12.Ne5 cb5 13.Nd7 Nbd7 14.Qb5 Ra6=) 12.Bc4 b6 (12...cb5 13.Nb5 Qd8 14.0-0 Nc6=) 13.bc6 (13.0-0 Rc8 14.d3 Ra5=) 13...Nc6 14.Nb5 Qb8 (14...Qd8=) 15.Bd3 Rc8 (better is 15...e5=) 16.Bc3?? (16.Bf6 Bf6 17.Bh7 Kh7 18.Qd3 Kg8 19.Qd7+=) 16...Na5 (better is 16...Nb4! 17.Bc4 Bb5 18.Bb5 Na2-/+) 17.Qb1 Bb5 18.Qb5 Rc5 19.Qb1 Rd5?? (better is 19...h6=) 20.Bf6+– Bf6 21.Bh7 Kh8 22.Be4 Qd6 23.0-0 Rd8 24.Bd5 ed5 25.d4 Nc4 26.Qa2 Re8 27.Nd2 b5 28.Nc4 bc4 29.Rc3 Qe6 30.Rb1 g6? 31.h3 Kg7 32.Ra3 Rh8 33.Ra6 Qf5 34.Rb7 Qd3 35.Qb1 Qd2 36.Ra2 Qc3 37.Qc2 Qe1 38.Kh2 Bh4 39.Rb1 Qf2 40.Qf2 Bf2 41.Rf2 Re8 42.Re2 f5 43.Rb5 f4 44.Rd5 1–0. Pierantoni,Mauro (1865) – Bogatto,M, 6th ch–EU Arvier ITA, 2010.

7.Nc3 Bd6 8.d4 dc4 9.Bc4 ab5 10.ab5 Ra1 11.Qa1 =.

7.Nc3 Bd6 8.Nf3 =+.

7.Nc3 Be7 8.Nf3= 0-0 9.Qb3 ab5 10.ab5 Ra1 11.Ba1 Qa5 (11...cb5 12.Nb5 Bc6 13.Nbd4=) 12.Bb2= dc4 (12...Rc8 13.bc6 Nc6 14.cd5 (14.Qb7?? Rb8 15.Qb8 Nb8-+) 14...ed5 15.Be2= (15.Qb7? Rb8 16.Qa6 Rb2-+)) 13.Bc4 cb5 14.Nb5 Nc6 (14...Rc8 15.Bc3 Bb4 16.Bb4 Qa1 17.Ke2 Qh1 18.Nd6-/+) 15.0-0 Qb6 (Black gets strong initiative) 16.Nc3 (16.Ne5 Ne5 17.Be5 Rc8=) 16...Qb3=+ 17.Bb3 Na5 18.Ba4 (18.Bc2 Nc4 19.Ba1 b5=+) 18...Ba4 (18...Nc4 19.Rb1=+) 19.Na4 b5 (better is 19...Nd7=+) 20.Bc3 (better is 20.Nb6!?=+) 20...ba4-/+ 21.Ba5 Ra8 22.Bc3 Nd5 23.Bd4 f6 24.e4-/+ Nf4 25.g3 Nd3 26.Ra1-/+ e5 27.Be3 a3 28.Ne1 Ne1 29.Re1 Kf7 30.Kf1 Ke6 31.Ke2 Kd6 32.Kd3 Kc6 33.Kc3 Kb5 34.Kb3 Ra4 35.d3 Rb4-+ 36.Ka2 Rb2 37.Ka1 Ka4 38.d4 Kb3 39.Rb1?? Rb1 40.Kb1 a2 (41.Kc1 a1Q 42.Kd2 Qf1 43.Bf4 ed4 44.Bd6 Bd6 45.e5 Bb4) 0–1. Baumann,Eckhard – Dunkhorst,Olaf, Ni Land–ch Germany, 2003.

7.Nc3 Be7 8.Nf3= 0-0 9.Ne5 Bd6 10.d4 ab5 11.ab5 Ra1 12.Ba1 dc4 13.Bc4 cb5 14.Nd7 Qd7 (< 14...bc4 15.Nf8 Kf8 16.0-0+=; 14...Nbd7?! 15.Bb5 Qc7 16.h3=) 15.Bb5 Qc7 =.

7.Nc3 Be7 8.Nf3 0-0 9.Ne5 Be8 10.d4 Bb4 11.Qb3 Qa5 12.Bd3 (12.Nd3 Be7 13.c5=) 12...Nbd7?? (12...ab5 13.0-0 bc4 14.Bc4 c5-/+ (worse is 14...dc4 15.Nc4 Qc7 16.Qb4+=)) 13.bc6 Ne5 14.de5 dc4 15.Qc4 (15.Bc4 Ne4 16.cb7 Rb8 17.Ba6 Nc3-+) 15...Nd5 (15...Rc8 16.0-0 Rc6 17.Qh4 Bc3 18.ef6+/–) 16.cb7+/– Rb8 17.Rc1 Rb7 18.0-0 (18.Qa6?! Qa6 19.Ba6 Nc3 20.Bb7 Na4 21.Kd1 Nb2 22.Kc2 Na4=) 18...Rc7? (18...Bc3!? 19.Bc3 Qa4 20.Qa6 Qa6 21.Ba6 Rb3+/–) 19.Qe4 (19.Qh4 f5 20.Nd5 Rc1 21.Nb4 Rf1 22.Bf1 Qa4+–) 19...f5 (19...g6 20.Nd5 ed5+–) 20.ef6! Nf6 21.Qe6 Bf7 22.Qa6 Rfc8 23.Qa5 Ba5 24.Nb5 Rc1 25.Rc1 Rc1 26.Bc1 Bb3 27.Bb2 Ba4 28.Bc4 Kf8 29.Ba3 Ke8 30.f3 Kd7 31.Kf2 g6 32.g4 Bb6 33.Nd4 Bd4 34.ed4 Bc6 35.Bf8 Nd5 36.Bg7 Ke7 37.Be5 h6 38.f4 h5 39.h3 hg4 40.hg4 Nb4 41.Kg3 Be4 42.Kh4 Nd5 43.Kg5 Ne3 44.Be2 Ke6 45.Kh4 Ng2 46.Kg3 Ne3 47.Kf2 Nd5 48.Bf1 Ne7 49.Kg3 Kd5 50.Ba6 Ke6 51.Kh4 Kf7 52.Kg5 Nd5 53.Bc4 Ke6 54.f5! gf5 55.gf5 Kf7 56.Bd6 Bf3 57.Bc7 Bh1 58.Bd5 Bd5 59.Kf4 Ke7 60.Ke5 Bf7 61.d5 Be8 62.Ba5 Kf7 63.f6 Ba4 64.Bc3 Ke8 65.Ke6 ½–½. Biberger,Hans (2015) – Schaffranietz,Horst (1960), Munich–ch VM2, 2006.

7.Nc3 Be7 8.Nf3 0-0 9.Ne5 Be8 10.f4 dc4 11.Bc4 Nd5 12.Rb1 (12.0-0 f6 13.Nf3 Bg6=) 12...f6 13.Nf3 Bg6 14.f5 (14.Rc1 ab5 15.ab5 cb5 16.Bd5 ed5=) 14...Bf5-/+ 15.Nd4 Bb1 16.Ne6 Qd6 (16...Qa5 17.Nf8 Kf8 18.Bd5=) 17.Nf8 Bf8 18.bc6 bc6 19.Nb1 Nd7 20.Qc2 (20...N7b6 21.Bd3+=). Andersson,Lars H – Franke,Hel, corr ICCF EU–H–1014, 1990.

7.Nf3 ab5 8.ab5 Ra1 9.Ba1 Qa5 10.Bc3 Qb6 11.Bd4 Bc5 12.Bf6 gf6 13.Nc3 Bb4 14.Na4 Qa5 15.Be2 (15.Nb2!?=) 15...cb5-/+ 16.cb5 Bb5 17.Bb5 Qb5 18.Nd4 Qa5 19.Qc2 Bd2! 20.Kd1 (20.Qd2 Qa4 Deflection (20...Qa4 Overloading)) 20...0-0-+ 21.Nc5? (better 21.Ke2-+) 21...Qa1 22.Kd2 Qh1 23.Nb7 Qg2 24.Ke2 Nd7 25.Nf3 (25.Nd6 Qh2 26.Qc7 Ne5-+) 25...Ne5 (better 25...Qg4 26.Qc1 Rb8 27.Qc7-+) 26.Ne5 fe5 27.Qc3 (27.Na5 Ra8 28.Nb3 Qh2-+) 27...e4 (27...Rb8 28.Nd6 Qg4 29.Kd2-+) 28.Qe5 Qf3 29.Ke1 Qf5 (better 29...Qh1!? 30.Kd2 h6 31.Qg3 Kh7 32.Qc7-+) 30.Qg3 (30.Qf5 ef5 31.Nd6 f4-+) 30...Qg6 31.Qf4 Ra8 32.Qg3 Qg3 33.hg3 (33.fg3?? Ra1 34.Kf2 Ra2 35.Kg1 Re2-+) 33...Kg7 34.Nd6 (34.Nc5 Ra1 35.Ke2 Kf6-+) 34...h5 (better 34...Rb8!? 35.f3 ef3 36.Kf2-+) 35.Nb5 Kg6 36.Nd4 h4! 37.gh4 Rh8 38.Ne2 Rh4 39.Nf4 (39.Nd4-+) 39...Rf4! 40.ef4 Kf5 41.Ke2 Kf4 42.Kf1 f5 43.Ke2 e5 44.Kf1 d4 Black plans e3 45.Ke2 Kg4 46.Kf1 f4 47.Ke2 e3 48.fe3 de3 49.Kd3 Kg3 50.Ke4 f3 (better 50...e2 51.Kd5 e1Q-+) 51.Ke3 f2 52.Ke4 Kg2 53.Ke5 f1Q 54.Ke4 Qf3 55.Ke5 Kg3 56.Kd4 (56.Ke6 Kf4 57.Kf6 Qc6 58.Kg7 Kf5 59.Kg8 Qd7 60.Kf8 Kf6 61.Kg8 Qg7) 56...Kg4 (56...Kf4 57.Kc5 Ke4 58.Kb6 Kd5 59.Kb7 Kd6 60.Kb8 Qb3 61.Kc8 Qb4 62.Kd8 Qb8) 57.Ke5 Qf5 58.Kd4 (58.Kd6 Kg5 59.Kc6 Qd3 60.Kc5 Kf4 61.Kb6 Ke5 62.Kc6 Qc4 63.Kb7 Kd6 64.Kb6 Qb4 65.Ka6 Kc6 66.Ka7 Qb7) 58...Qe6 (58...Qb5 59.Ke4 Qc4 60.Ke5 Qd3 61.Ke6 Kf4 62.Kf6 Qf5 63.Ke7 Ke5 64.Kd8 Qh7 65.Kc8 Kd6 66.Kb8 Kc6 67.Kc8 Qc7) 59.Kc5-+ Kf3 60.Kd4 Qe4 (60...Qd6 61.Kc4 Ke4 62.Kc3 Qd4 63.Kc2 Qc4 64.Kb2 Kd3 65.Ka3 Qa6 66.Kb4 Qb6 67.Ka4 Kc4 68.Ka3 Qb3) 61.Kc5-+ Qd3 62.Kc6 Ke4 63.Kc5 Ke5 64.Kc6 Qd6 65.Kb5 Qc7 (65...Kd5 66.Ka4 Kc4 67.Ka5 Qb8 68.Ka6 Kc5 69.Ka5 Qb5) 66.Kb4 Kd4 67.Kb5 (67.Kb3 Qb7 68.Kc2 Qc6 69.Kb2 Qc3 70.Kb1 Qd2 71.Ka1 Kc3 72.Kb1 Qb2) 67...Qc3 (67...Qb7 68.Ka4 Kc4 69.Ka5 Qb5) 68.Kb6 Qc5 69.Kb7 Kd5 70.Ka6 Kd6 71.Kb7 Qc7 (71...Qb4 72.Ka6 Kc6 73.Ka7 Qb7) 72.Ka6 (72.Ka8 Qa5 73.Kb7 Qb4 74.Ka6 Kc6 75.Ka7 Qb7) 72...Qb8 73.Ka5 Kc5 74.Ka4 Qb6 (74...Qb4) 75.Ka3 Kc4 76.Ka2 Kc3 77.Ka1 (77.Ka3 Qb3) 77...Kc2 (77...Qb2) 78.Ka2 Qa6 (78...Qa5) 0-1. Atotheking (1815) - aaaaaayush (1720), lichess.org, 2021.

7.Nf3 ab5 8.ab5 Ra1 9.Ba1 cb5 10.cb5 Qa5 11.Nc3 Bb4 12.Be2 0-0 13.0-0 Rc8 14.Qb3 (better is 14.Bb2+=) 14...Rc5? (better is 14...Be8=) 15.Bb2 (better is 15.Rb1 Bc3 16.Bc3+– (16.dc3?! Ne4+=)) 15...Bb5?? (better is 15...Bc3 16.Bc3 Qd8+–) 16.Nb5 (16.Bb5?! Bc3 17.Bd3 Bb2 (17...Bd2? 18.Ra1 Qb4 19.Nd2 Qb3 20.Nb3+–) 18.Qb7 Nbd7 19.Qb2 Rc8=) 16...Rb5 (16...Nc6 17.d4 Rb5 18.Ra1 Qa1 19.Ba1+–) 17.Bb5 (17.Ra1!? Rb6 18.Ra5 Ba5+–) 17...Qb5 18.Ba3 Nc6 19.Rb1 Qc4 (19...Qe2 20.Bb4 h6 21.d4+–) 20.Qc4 dc4 21.Bb4 Nd5 (21...b6 22.Bd6 Nd7 23.Rc1+–) 22.Bc5 Na5 (22...b5 23.Rb5 h6 24.Bd6+–) 23.Rb5 (23.Ra1!? b6 24.e4 h5 25.ed5 ed5 26.Bb6 Nc6+–) 23...b6 (23...Nc6 24.Rb7 h6 25.e4+–) 24.Bb6 Nb6 (24...Nb3 25.Ne5 f6 26.Nc4 Nb6 27.Rb6+–) 25.Rb6 h6 (25...Kf8 26.Ne5+–) 26.Ne5 Nb3 (26...f6 27.Rb5+–) 27.Nc4 (27.Nc4 Nc5 28.Nd6+–) 1–0. Mikhaylov,Dimitri (1860) – Gangan,Lilian, Memorial Gh. Ghimpu, 2012.

7.Nf3 ab5 8.ab5 Ra1 9.Ba1 cb5 10.cb5 Bb4 11.Be2 Qa5 12.Bf6 gf6 13.Nd4 e5 14.Nb3 Qb6 15.Qc2 Bb5?? (better is 15...Kd8=) 16.Bb5 Qb5 17.Qc8 Ke7 18.Qh8 Nd7? (18...Bd6 19.Nc3 Qb3 20.0-0+–) 19.Qh7 (19.Nc1 Qc4 20.Ne2 Nc5+–) 19...e4?? (19...Qc4 20.Kd1 Qb3 21.Qc2+–) 20.Nd4 (better is 20.Nc1+–) 20...Qd3 21.Nf5 Ke6 22.Nd4 (better is 22.Ng7 Kd6 23.Qh5 Qb1 24.Qd1 Qd1 25.Kd1+–) ½–½. hal1958 – BigAl, HCL–A1529 playchess.de, 2003.

7.Nf3 ab5 8.cb5 Bd6 =.

7.Nf3 Qb6 8.Nc3 (8.Bf6 gf6 9.bc6 Bc6 10.cd5 Bd5+=) 8...ab5 9.ab5 Ra1 10.Qa1 Bb4 (10...dc4 11.bc6 Bc6 12.Bc4=) 11.cd5 (11.Qa8 Qc7+=) 11...ed5 (11...cd5 12.Na4 Qc7 13.Be2=) 12.Na4+= Qa5 (12...Qd8!?+=) 13.Bf6+– cb5?? (better 13...gf6 14.Qf6 0-0 15.Qg5 Kh8+–) 14.Qe5 (14.Qe5 Kf8 15.Bg7 Kg8 16.Bh6 Bd2 17.Ke2 Bc3 18.Qg5 Bg7 19.Qg7) 1–0. GuestSKKX – GuestJJCC, freechess.org, 2018.

7.Nf3 dc4 8.ba6 Na6 9.Bc4 Bd6 10.0-0 0-0 11.Ne5 Qc7 (11...Nb4 12.f4=) 12.f4 Nc5 (12...b5 13.Nd7 Qd7 14.Be2=) 13.d4+= Nce4 (13...Na4 14.Ra4 Ra4 15.Qa4+=) 14.Bd3 c5 15.a5 cd4 16.Bd4 Nc5 17.Be2 (17.Nd7 Ncd7 18.Nc3 Bc5+= (18...Ra5? 19.Nb5 Rb5 20.Bb5+–)) 17...Bc6 (17...Rfd8 18.Nc3+=) 18.Nc6+/– bc6 (18...Qc6 19.Nd2+/–) 19.Nd2 Nd5 (19...Ncd7 20.Nc4 Bc5 21.Bb2+/–) 20.Nc4 Nd7 21.Nd6 Qd6 22.Rf3 (22.Qd2 f5+/–) 22...c5 (22...Rfd8 23.Qc2+/–) 23.Bb2 Qc7 24.a6 Rfb8+/– 25.Ra2 Nb4 26.Ra4 Na6 27.Bc3 Nb4 28.Bg7!+– Kg7? 29.Qa1 f6 30.Ra8 Nb6 31.Ra7 Rb7 32.Rg3 Kf7 33.Rb7 Qb7 34.Bh5 Ke7 35.Rg7 1–0. mrkt – Superman, internet, 2006.

7.Nf3 h6 8.Qc2 Bd6 (8...dc4 9.ba6 b5 10.ab5 cb5 11.d3 cd3 12.Bd3 Na6 13.Qe2=+) 9.Be2 (9.c5 Be7+=) 9...0-0 (9...dc4 10.e4 e5 11.ba6 Na6 12.Be5 Be5 13.Ne5=) 10.0-0 Ne4 (10...dc4!? 11.ba6 Na6 12.Qc4 c5=) 11.d3+= Ng5 12.Ne5 (12.c5 Nf3 13.Bf3 Be7+=) 12...ab5 13.ab5 Ra1 14.Ba1 cb5 15.Nd7 Qd7 16.Qb2 f6 17.cb5 (17.cd5 ed5 18.Qb3 Be5+–) 17...Qc7 18.h3 Nd7 19.Rc1 Qb6 20.Bg4 Re8 21.Nd2 Nc5 (21...Ra8=) 22.Qd4 (22.Qb1 f5 23.Be2 Rf8+=) 22...Nf7 (22...Qb5 23.f4 Nf7-/+ (worse 23...Nd3 24.Be2 Bc5 25.Rc5 Qc5 26.Bd3 Qd4 27.Bd4=+)) 23.Nb3+= Rc8?? (better 23...Nd7 24.Qb6 Nb6+=) 24.Be6!+– Rc7 (24...Ne6 25.Qb6 Pinning (25.Qb6 Deflection)) 25.Bf7 (25.Nc5!? Rc5 26.Rc5 Qc5 27.Qc5 Bc5+–) 25...Kf7 26.Qd5 Ke7 (26...Kg6 27.Nd2 Be7 28.d4+–) 27.Nd4 g6 28.Qg8 Be5 29.Qg7 (worse 29.Qg6 Kd8+–) 29...Kd8 30.Qf8 (30.Qg6 Na6 31.Rc7 Nc7+–) 30...Kd7 31.Qf7 Kd8 32.Rc4 (better 32.Qg6 Kd7 33.f4+–) 32…Rf7-+ (32...Rf7 33.Rc5 Rc7 34.Rd5 Rd7-+) 0–1. GuestYDBL – GuestCSBM, freechess.org, 2017.

7.Nc3 dc4 8.Bc4 (8.Nf3 Qa5=) 8...Ne5 9.d3 (9.Be2!? Nd3 10.Bd3 Qd3 11.bc6 bc6 12.Qe2 Qe2 13.Nce2=) 9...ab5-/+ 10.ab5 Ra1 11.Ba1 Bb4 12.Nge2 Nc4 13.dc4 Qd1 14.Kd1 Ng4 15.Ne4 0-0 16.h3 f5 17.hg4 fe4 18.Nf4 (18.bc6 Rf2 19.cb7 Bb7-/+) 18...e5 (18...cb5 19.cb5 Bd6 20.Kc2-+) 19.Be5-/+ Bg4 (19...g5 20.Nh3 Bg4 21.Kc2 Bh3 22.Rh3 Rf2 23.Kb3 Bc5-/+) 20.Kc1 (20.Kc2!?+=) 20...g5 (20...cb5 21.cb5 Rf5 22.Bd4-+) 21.Nh5 (better is 21.Nh3 Bh3 22.gh3 cb5 23.cb5 Rf2 24.Rg1 Bd2 25.Kd1 Be3 26.Rg4-/+) 21...Bh5 (better is 21...Be7 22.bc6 bc6-+) 22.Rh5+= Be7 23.bc6 bc6 24.Rh6 c5 (24...Rf2 25.Rc6 Bb4 26.g4+=) 25.Bg3 Bf6 26.Kc2 Kg7 27.Rh1 Ra8 28.Rb1 (28.Kb3!?=) 28...Ra2-/+ 29.Kb3 Rd2 30.Ka4 Be7 (30...h5 31.Kb5+=) 31.Rb7 Kf6 (31...Kf7 32.Kb3+=) 32.Rb6= Kf7 33.Rh6 Kg7 34.Re6 Kf7 35.Re4 (35.Rh6 Kg7 36.Re6 Kf7 37.Rh6=) 35...Rb2 (35...h5!?-/+) 36.Ka3 (36.Be5 Ra2 37.Kb5 Rf2=) 36...Re2+= 37.Re5 h5 38.Rf5 Kg6 39.Rf3 (39.Rd5!?+=) 39...h4-/+ 40.Be5 (40.Bc7!?-/+) 40...g4-+ 41.Rf4 Bg5 42.Rg4? (better is 42.Rf8 Be3! 43.fe3 Re3 44.Ka4 Re5 45.Kb5-+) 42...Kf5 43.f3 Re3 44.Ka4 Re5 (44...Ke5? 45.Rg5 Kd6 46.Rg6 Kd7 47.Kb5+–) 45.Kb5 Be7 46.Kc6 Re3 47.Kd7 (47.Rg7 Re6 48.Kb7 Bg5-+) 47...Bg5 (47...Re6 48.g3 hg3 49.Rg3-+) 48.Kd6 (48.Kc6 Re2-+) 48...h3! 49.Kc5 (49.gh3 Rd3 Double attack (49...Rf3 Deflection)) 49...h2 50.Kd4 Re1 (50...Re1 51.Re4 h1Q 52.g4 Kf6 53.Re1 Qe1-+) 0–1. Lunin,Mikhail – Andreev,Gennadiy, Zhukovsky A, 2010.

7.Nf3= ab5 8.ab5 Ra1 9.Ba1 =.

7.Nf3= dc4 8.Bc4 ab5 9.ab5 Ra1 10.Ba1 cb5 11.Bb5 Qa5 12.Nc3 Bb4 13.0-0 0-0 14.Be2 Rd8 15.Qc2 Nc5 16.d4 Na6 17.Bb2 Bd7 18.Ra1 Qb6 19.Ne5 Rc8 20.Nd7 Nd7+= 21.Qd3 Nc7 22.h3 Bc3 23.Bc3 Nd5 24.Be1 Qb2 25.Rb1+/– Qc2 26.Rb7 Qd3 27.Bd3+– N5f6 28.f3 h6 29.Kf2 g5 30.Bb4 Rb8 31.Rb8 Nb8 32.Bb5 Nbd7 33.e4 Nb6 34.Be7 Kg7 35.g4 Ng8? 36.Bc5 Nc8 37.d5 ed5 38.ed5 Kf6 39.d6 Nd6 40.Bd6 Ke6 41.Bc5 f5 42.gf5 Kf5 43.Bc4 Nf6 44.Be7 Nd7 45.Bb5 Ne5 46.Bd7 Kf4?? 47.Bd6+– h5 48.Be8 g4 49.hg4 hg4 50.Be5 Ke5 51.fg4 Kf4 52.Bh5 Kg5 53.Kg3 Kh6 54.Kf4 Kg7 55.Be8 Kh6 56.g5 Kg7 57.Kf5 Kg8 58.g6 Kf8+– 59.Kg5 Ke8 60.Kh6 Kf8 61.Kh7 Ke7 +–. ARDA – Lanz, fics, 2001.

7.Nf3= dc4 8.Bc4 Nb6 9.Be2 =.

7.Nf3= dc4 8.bc6 bc6 9.Bc4 Rb8 =.

7.Nf3= Qc7 8.Nc3 dc4 9.bc6 Qc6 10.Qe2 =.

7.Nf3= Qc7 8.Nc3 Be7 9.Rc1 (9.cd5 ed5 10.Be2 ab5 11.ab5 Ra1 12.Qa1 c5=) 9...ab5 (9...0-0 10.cd5 ed5 11.Be2=) 10.cd5 (10.ab5 0-0=) 10...ed5 11.Nb5 (11.ab5 0-0=) 11...Qd8=+ 12.Nc3 0-0 13.Be2 (13.Bd3 Nb6=+) 13...Re8 (13...Qa5 14.0-0=+) 14.Qc2 Bd6 (14...Qa5 15.0-0=+) 15.g3 (15.0-0 Qa5=+) 15...Nf8 (15...Nc5 16.0-0-/+) 16.0-0=+ Ng6 (16...Ne6 17.Rb1=+) 17.Kg2 (17.d3 Qe7=+) 17...Bd7 (17...Qd7 18.Kg1=+) 18.Bd3 (18.Nd4 Bc5=+) 18...Qc8 (18...Bg4 19.Ng5=+) 19.Rfe1 Bh3 20.Kg1 Qg4 21.Be2 Qc8 22.d3 h5 23.Ng5 Bg4 24.Bf1 h4=+ 25.f4 Nh5 26.Qf2 f6 27.Nf3 Be6 28.gh4 Qb8 29.Nd4+= Bd7 30.Qf3 Nhf4= 31.ef4 Bf4 32.Re8 Be8 33.Rc2+= Qe5 34.Nb3 Be3 35.Kh1 Nh4 36.Qg3 Qg3=+ 37.hg3 Nf5 38.Kg2 d4 39.Ne4= Ra4 40.Nbc5 Ra2 41.g4 Nh6 42.Kf3 b6 43.Nb7 Bd7 44.Bh3 Nf7 45.Kg3 Ne5 46.Bd4 Rc2 47.Be3 c5 48.Nf2 Kf8 49.Nd6-/+ Ke7 50.Nde4 Re2-+ 51.Bc5? bc5 52.Nc5 Re3 53.Kh2 Nf3 54.Kh1 Bc6 55.Nce4 Re1 56.Kg2 Ng5 57.Kh2 Nh3 58.Kh3 Re3 59.Kh2 Rf3 60.Kg2 Rd3! 61.Kh2 Rf3 62.Kg1 Re3 63.Nc5 Kd6 64.Ncd3 g5 65.Kh2 Bb7 66.Nb2 Re2 67.Nbd1 Ke5 68.Kg3 (68.Kg1 Kf4 69.Nc3 Rd2-+) 0–1. Lebel Arias,J – Bruinenberg,Carla, Thessaloniki, 1984.

7.Nf3= Qc7 8.cd5 ed5 9.Be2 Bd6 =.

7.Nf3 Bd6 8.cd5 ed5 9.bc6 bc6 10.Be2 0-0 11.0-0 Ng4 (11...Rb8 12.Qc2=+) 12.Qc2= c5 13.h3 Nge5 14.d4 Nf3 15.Bf3 Qg5 16.Nd2 c4? (better 16...Rb8!?+=) 17.Nc4!+– dc4? (better 17...Bb4+–) 18.Ba8 Nb6 19.Be4 Bh3 (19...a5 20.Bh7 Kh8 21.Be4+–) 20.f4 Qg4 (20...Qh4 21.a5 Nd7 22.gh3 Qg3 23.Bg2 Qe3 24.Kh1+–) 21.Kh2 f5 (21...Bg2 22.Qg2 Qh4 23.Kg1 Re8+–) 22.gh3 Qh5 23.Bf3 Qh6 (23...Qf7 24.d5! Rb8 25.Rg1+–) 24.a5 Nc8 (24...Nd7 25.Qc4 Kh8 26.d5+–) 25.Qc4 Kh8 26.Rg1 g5 (26...Be7+–) 27.d5 Kg8 28.Rg5! Kf7 (28...Qg5 29.Rg1 Pinning (29.Rg1 Decoy)) 29.Rf5 Ke8 30.Qc8 (30.Qc8 Ke7 31.Qb7 Ke8 32.Rc1 Be7 33.Rc8 Bd8 34.Re5 Qe6 35.Re6) 1–0. DEFFM – GuestHBN, freechess.org, 2019.

7.Nf3 Bd6 8.Be2 0-0 9.0-0 ab5 10.ab5 Ra1 11.Ba1 dc4 12.bc6 bc6 13.Bc4 c5 14.Qb3 Qa5 15.Na3 Ba6 16.Qd3 Ra8 17.Bf6 (worse 17.Qd6 Qa3 18.Bb2 Qb2 19.Ba6 Qb6 20.Qb6 Nb6=) 17...Nf6 18.Qd6 Qa3 19.Ba6 Qa6 20.Qc5 Nd5 21.Rc1 g6 22.Ne5 h5 (22...Qa1 23.Qc6+/-) 23.g3 Qb7 24.Qd4 Rc8 25.Rc8 Qc8 26.e4 Ne7 27.Qd6 Kf8 (27...Qb7 28.f3 g5 29.Nd7+-) 28.Nd7 Ke8 29.Nf6 Kf8 30.Kg2 Qa8 31.Kh3 Qa5?? (31...Qc8+-) 32.Qb8 Kg7 33.Ne8 (33.Nd7 Kh7 34.Qf8 Qa1 35.Qf7 Qg7 36.Nf6 Kh8 37.Qe8 Ng8+-) 33...Kf8 (33...Kh7 34.Qb2 Nf5 35.Qf6+- (worse 35.ef5 Qf5 36.Kg2 Qe4 37.f3 Qe2 38.Kh3 e5+-)) 34.Nd6 Kg7 35.Qe8 Qc7 (35...Qg5 36.Qf7 Kh8 37.Qe6 Kg7+-) 36.Qf7 Kh6 37.Qf8 Kh7 38.Ne8 (38.Ne8 Qe5 39.Qe7 Kh6 40.Nf6 Qf6 41.Qf6 Kh7 42.Kh4 Kg8 43.Kg5 Kh7 44.Qg6 Kh8 45.Kf6 e5 46.Qg7) 1-0. onur604 (2320) - comfortable (2300), Casual Rapid game, lichess.org, 2021.

7.Nf3 Bd6 8.Be2 0-0 9.0-0 e5 10.d4 e4 11.Ne5 Qc7 12.Nd7 Bd7 (< 12...Qd7 13.c5 Bb8 14.b6=) 13.Nc3 dc4 14.bc6 Bc6 15.Bc4 Bh2 16.Kh1 Bd6 17.Qe2 Qa5 18.d5 Bd7 (18...Bd5 19.Nd5 Nd5 20.Qh5+/–) 19.f3 Rae8 20.fe4 Ne4 21.Ne4 Re4 22.Qh5? (better is 22.Bd4-+) 22...Qd8 (22...Rc4?! 23.Bg7 Be7 24.Bd4-+) 23.g3 (23.Bf6 gf6 24.Bd3-+) 23...Bg4 0–1. Montane,Antoni (2230) – Borges Mateos,Juan (2440), Sitges op, 2003.

7.Nf3 Bd6 8.Be2 Qe7 9.0-0 0-0 10.d4 Ne4 (10...ab5 11.c5 Bc7 12.ab5 Ra1 13.Ba1 cb5 14.Bb5=) 11.Ba3 (11.c5 Bb8+=) 11...Ba3= 12.Na3 (12.Ra3 ab5 13.cb5=) 12...f5 (12...ab5 13.cb5 Nc3 14.Qc2 Ne2 15.Qe2 Ra4 16.Nc2 Ra1 17.Ra1=+) 13.Nb1 (13.Qb3 Ndf6+=) 13...Ndf6 (13...ab5 14.cb5 c5 15.a5=) 14.Qc2 (14.ba6 ba6 15.Ne5 c5+=) 14...Bd7 (14...ab5 15.cb5 cb5 16.Bb5=) 15.c5 (15.ba6 ba6 16.c5 Ng4+=) 15...Ng4 (15...cb5 16.ab5 Bb5 17.Bb5 ab5 18.Nc3=) 16.Nc3 (16.h3 Ngf6 17.ba6 ba6 18.Ne5+/-) 16...Ngf6? (16...ab5!? 17.ab5 Ra1 18.Ra1 Ngf2=) 17.Ne5 (17.ba6 ba6 18.Ne5 Nc3 19.Qc3 Ne4+/-) 17...Nc3 18.Qc3 Ne4 (18...cb5 19.Nd7 Qd7 20.ab5 ab5 21.Qb2+=) 19.Qc2 (19.Qa5 ab5 20.Qc7 Nc3+/-) 19...Be8 (19...cb5 20.Qb2+/-) 20.Rfb1 (20.ba6 ba6 21.Rab1 a5+-) 20...Qc7 (20...cb5!? 21.ab5 Bb5 22.Bb5 ab5+/-) 21.bc6 (21.ba6 ba6 22.Rb6 a5+-) 21...bc6 (21...Bc6 22.Rb6+/-) 22.Rb6 Bg6? (better 22...a5+-) 23.Rab1 (23.Rc6 Qe7+-) 23...Rfb8 (23...a5 24.Rc6 Qe7 25.Rcb6+-) 24.Rc6 (24.Ra6?! Rb1 25.Qb1 Ra6 26.Ba6 Nc5+/-) 24...Rb1 25.Qb1 Qd8 26.Re6 Nc3 27.Qc2 Ne2 28.Qe2 Qc8 (28...Qa5 29.Ng6 hg6 30.Qd1+-) 29.Rc6 Qe8 30.Ra6 Rb8 31.h3 f4 (31...Bf7 32.Rb6 Rd8 33.Qd3+-) 32.ef4 (32.Qf3 Bf7+-) 32...Bf5 (32...Rb4 33.Qe3 Be4 34.a5+-) 33.Ra7 (33.Qf3 Be4 34.Qg4 h5+-) 33...Rb1 (33...Be6 34.Nf3 h6 35.Qe5+-) 34.Kh2 h6 (34...Rb8 35.Qf3 Qe6 36.Qg3+-) 35.c6 (35.Qf3 Kh7+-) 35...Qb8 (35...Rb4 36.Qa2 Be4 37.f3 Bf3 38.Nf3+-) 36.Qa6 Qb2 (36...Qf8 37.Rf7 Qf7 38.Nf7 Kf7+-) 37.Rb7 (better 37.Qb7 Qb7 38.cb7+-) 37...Qd4 38.Kg3 Rf1 (38...Qc3 39.Nf3 Kh7 40.Rb1 Bb1+-) 39.f3 (better 39.Qf1 Qc3 40.f3+-) 39...Qf2-/+ 40.Kh2 Rg1?? (better 40...Qg1 41.Kg3 Qf2 42.Kh2 Qg1 43.Kg3 Qf2=) 41.Rg7! Kg7 (41...Kh8 42.Qb7 Rh1 43.Kh1 Qf1 44.Kh2 Qc1 45.Rg3 Qh1 46.Kh1 Bg4 47.Rg4 d4 48.Qg7) 42.Qb7 Kh8 43.Qb8 Kg7 (43...Kh7 44.Qc7 Kh8 45.Qd8 Kg7 46.Qe7 Kg8 47.Qf7 Kh8 48.Qf8 Kh7 49.Qf5 Kh8 50.Qf6 Kg8 51.Qg6 Kh8 52.Nf7) 44.Qc7 Kg8 (44...Kh8 45.Qd8 Kh7 46.Qe7 Kg8 47.Qf7 Kh8 48.Qf8 Kh7 49.Qf5 Kh8 50.Qf6 Kg8 51.Qg6 Kh8 52.Nf7) 45.Qd8 (45.Qf7 Kh8 46.Qf8 Kh7 47.Qf5 Kh8 48.Qf6 Kg8 49.Qg6 Kh8 50.Nf7) 45...Kg7 (45...Kh7 46.Qe7 Kg8 47.Qf7 Kh8 48.Qf8 Kh7 49.Qf5 Kh8 50.Qf6 Kg8 51.Qg6 Kh8 52.Nf7) 46.Qe7 Kg8 47.Qf7 Kh8 48.Qf6 (48.Qf8 Kh7 49.Qf5 Kh8 50.Qf6 Kg8 51.Qg6 Kh8 52.Nf7) 48...Kg8= 49.Qf7 Kh8 50.Qf6 (50.Qf8 Kh7 51.Qf5 Kh8 52.Qf6 Kg8 53.Qg6 Kh8 54.Nf7) 50...Kg8= 51.Qg6?? (better 51.Qf7 Kh8=) 51...Bg6 52.Ng6 Qg2 0-1. pacal56 (2045) - caissaa (2055), Rated Blitz game, lichess.org, 2014.

7.Nf3 Be7 8.bc6 bc6 9.Be2 =+.

7.Nf3 Be7 8.Be2 0-0 9.0-0 Qb6 10.a5 Qc7 11.b6 Qb8 12.d4 Bd6 13.c5 Be7 14.Nbd2 Ne4 15.Ne4 de4 16.Nd2 Nf6 (16...f5!?+/–) 17.Qc2+– Rd8 18.Ne4 Ne4 19.Qe4 Bc5?? (19...Rd5+–) 20.dc5 Rd2 (20...Rd5+–) 21.Be5 f5 22.Qf4 Qe5 23.Qe5 1–0. Osmak,Yulia – Ralko,Evgenia, UKR–ch U10 Girls, 2007.

8.Qc2 cb5 9.ab5 (9.cb5 Bd7 10.a5 Rc8 11.Bc3 Nc4 12.Bc4 Rc4 13.Ne5 Rc5 14.ba6+=) 9...dc4 10.Bc4 Nc4 11.Qc4 Be7 12.Nc3 0-0 13.0-0 Bd6 14.e4 =.

8.Qc2 dc4 9.Bc4 (9.bc6 bc6 10.Ne5 (10.a5 Nbd5 11.Bc4 Nb4 12.Qa4 Bd7 13.0-0 Bd6 14.Qd1=) 10...Bb7 (10...Nfd5= 11.a5 Nb4 12.Qc3 Nd7 13.Nd7 Bd7 14.Bc4=) 11.a5 Nbd5 12.Bc4 Nb4 13.Qb3 Bd6 14.0-0=; 9.a5 Nbd5 10.bc6 Nb4 11.Qa4 Nc6 12.Bd4 Bd6 13.Bc4 Bd7 14.Bb6+=; 9.ba6 Ra6 10.Ne5 Be7 11.Nc4 Nbd5 12.Ne5 Ra5 13.Bc4 Nb4 14.Qb3+=) 9...Nc4+= 10.Qc4 c5 (10...ab5 11.ab5 Ra1 12.Ba1+= Bd7 13.Nc3 Qa5 14.0-0+=) 11.0-0= b6 12.d4 (12.Nc3 Bb7 13.e4 Be7 14.Rad1=) 12...Bd6 (12...ab5 13.Qb5 Bd7 14.Qb3=) 13.dc5 (13.Nbd2 Bb7 14.dc5=) 13...Bc5 14.Nbd2 0-0 (14...ab5 15.ab5 Bb7 16.Ra8 Ba8 17.Qf4+=) 15.Ne4 (15.Bf6 Qf6 16.Ne4 Qf5+=) 15...Ne4= 16.Qe4 Ra7 17.Qg4 (17.Rfd1 Qe7+=) 17...f6 18.g3 (18.Qc4!?=) 18...Qe8 19.Qc4 Bb7 20.Nd4 Bd5 21.Qe2 e5 22.Nc2 (22.Nf5!?-/+) 22...Qe6 23.Na3 Qf5 24.f3 Rfa8 25.Kg2 (25.ba6 Ra6 26.Nb5 e4-/+) 25...Qe6 (25...e4 26.f4-+) 26.Rfc1 Bb3 27.Nc4? (better is 27.a5-/+) 27...ab5-+ 28.ab5?! (28.Nd2 ba4 29.Nb3 Qb3 30.Rc3-+) 28...Bc4 29.Rc4 Ra1 30.Ba1 Ra1 31.Qd3 Ra2 32.Kh1 Qd6 (32...Rd2! 33.Qd2 Qc4 34.Kg2-+) 33.Qd6 Bd6 34.f4 ef4 35.ef4 Rb2 36.Rc8 Kf7 37.Rc6 Bc5 38.Rc7 Kg6 39.f5 Kh6 40.Rd7 Rb5 41.Kg2 Rb2 42.Kh3 b5 43.g4 Rb3 (43...Bg1!? 44.Kg3 Bh2 45.Kf3-+) 44.Kg2 b4 45.h4 Be3 46.Re7 Bc1 47.Rb7 Rb1 48.Kf3 b3 49.Ke4 (49.Ke2 g6 50.fg6 hg6-+) 49...b2 (better is 49...Ba3 50.g5 fg5 51.hg5 Kg5 52.Rg7 Kf6 53.Rh7 Re1 54.Kd5-+) 50.Kd3 Ra1 51.Kc2 b1Q! 52.Rb1 Rb1 53.Kb1 Bf4 54.Kc2 Bg3 55.g5 0–1. Kamaletdinov,Farit (1970) – Muhambetov,Ramil, Astrakhan Open, 2011.

8.Qc2 Nc4 9.ba6 (9.Bc4 dc4 10.bc6 Qd3 11.Qd3 cd3 12.Ne5 bc6 13.Nd3 Rb8 14.Be5=) 9...Ra6 10.Bc4 dc4 11.Qc4 Ra5 12.0-0 Bd6 13.Bc3 Rc5 14.Qe2 =.

8.Qc2 c5 9.Na3 (9.ba6 ba6 10.cd5 Nbd5 11.Be2 Nb4 12.Qc3 Bb7 13.0-0 Rb8 14.Na3=; 9.d3 ab5 10.ab5 Ra1 11.Ba1 Bd6 12.e4 Be7 13.cd5 ed5 14.Bf6=; 9.cd5 ed5 10.Be2 ab5 11.Bb5 Bd7 12.Bf6 Qf6 13.Bd7 Nd7 14.Nc3=) 9...Be7 10.d4 cd4 11.c5 Nbd7 12.ed4 Ne4 13.Bd3 Qa5 14.Nd2 =.

8.cd5 cd5 9.Nc3 (9.Na3 Bd6 10.Be2 0-0 11.0-0 a5 12.Rc1 Qe7 13.Qb3 e5 14.d4=; 9.Qb3 Bd6 10.Be2 Nbd7 11.0-0 ab5 12.Bb5 0-0 13.d4 Nb6 14.Ba3=; 9.a5 Nc4 10.Bc4 dc4 11.ba6 Ra6 12.Qa4 Bd7 13.Qc4 Ra5 14.Ra5=) 9...Bd6 10.a5 Nbd7 11.Be2 0-0 12.b6 e5 13.0-0 Qe8 14.d4 +=.

8.cd5 ed5 9.a5 (9.bc6 bc6 10.Be2 Bd6 11.Qc2 c5 12.0-0 Rb8 13.Be5 0-0 14.d4=; 9.ba6 ba6 10.Be2 Bd6 11.a5 Nbd7 12.0-0 Rb8 13.Ra2 c5 14.Nc3=; 9.Be2 ab5 10.ab5 Ra1 11.Ba1 Bd6 12.bc6 bc6 13.0-0 0-0 14.Qc2=) 9...Nbd7 10.b6 Bd6 11.Be2 0-0 12.0-0 Re8 13.Ba3 Ne5 14.Ne5 =.

8.cd5 Nbd5 9.Nc3 (9.ba6 ba6 10.Ne5 Bb7 11.Bc4 Bd6 12.0-0 c5 13.f4 0-0 14.Nc3=; 9.Ne5 ab5 10.ab5 Ra1 11.Ba1 c5 12.Be2 Bd6 13.d4 cd4 14.Bd4=; 9.bc6 bc6 10.Ne5 Bb7 11.Nc3 Rb8 12.Nd5 cd5 13.a5 Bd6 14.Qa4=) 9...Bd6 10.Nd5 ed5 11.Bd3 c5 12.0-0 c4 13.Be2 Bb4 14.Qc2 =.

7.Nf3 0-0 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Be7 5.Nf3 c6 6.a4 0-0 7.c4 a6).

7.Nf3 Nbd7 8.Be2 Nb6 9.0-0 (9.cd5 Nbd5 10.bc6 bc6=) 9...dc4 (9...Nc4 10.Bc4 dc4 11.bc6=+) 10.bc6= bc6 11.Ne5 Qc7 12.a5 Nbd7 13.Nc4 Rb8 14.d4 0-0 15.Nbd2 c5 16.Rc1 Qa7 (16...Bb7 17.Bf3=) 17.Qc2+= Bb7 18.dc5 Bc5 19.Nb6 (19.Rfd1!?=) 19...Bb6=+ 20.ab6 Qb6 21.Bd4 Qd6 22.Nc4 Qe7 23.f4 Rfc8 24.Qa4 Nc5 (24...Ne4 25.Na5 Ndc5 26.Qa3=+) 25.Qa3= Bd5 (better 25...Nfd7!?=) 26.Nb6+– The isolani on a6 becomes a target 26...Rb6 27.Bc5 Qb7?? (better 27...Rc5 28.Rc5 Qf8+–) 28.Bb6+– Rc1 (28...Ra8 29.Qa5 Bg2+–) 29.Rc1 h5 (29...h6 30.Bd4 Qa8 31.Qe7+–) 30.Bd4 Bg2 (30...Qa8 31.Qe7 Ne8 32.Qd7+–) 31.Ba6 Qf3 32.Bd3 Ne4 33.Qa2 g6 (33...Bh1 34.Rf1 Nc3+–) 34.Rc8 (34.Rc8 Kh7 35.Rh8) 1–0. DEFFM – GuestLRGS, freechess.org, 2018.

7.Nf3 Nbd7 8.Be2 dc4 9.bc6 bc6 10.a5 Rb8 11.Bc3 Nd5 12.Bg7 Rg8 13.Be5 Ne5 14.Ne5 Bf6?? (better is 14...Qc7 15.Nc4 Rg2-/+) 15.Nc6+/– Qc7 16.Nb8 Qb8 (better is 16...Ba1!? 17.Qa4 Ke7 18.Qa1 Nb4+–) 17.Ra4+– Rg2 18.Rc4 (worse is 18.Bc4 Rh2 19.Rh2 Qh2+/–) 18...Bh4?? (better is 18...Bd7+–) 19.Rh4 1–0. Huelle,Gunter – Kautz,Stefan (2020), Leipzig VfB op, 2003.

7.Nf3 Nbd7 8.Be2 Qc7 9.cd5 cd5 10.Nc3 e5 11.Qb3 Qd6 12.Ba3 Qe6 Black plans e4 13.Be7 Ke7 14.d4 e4 15.Ng5 Qd6 16.0-0 h6 17.Nh3 g5 18.ba6 ba6 19.f4 g4 20.Nf2 h5 21.Rab1 Rb8 22.Qc2 Bb7 23.Rfc1 Rhc8 (better is 23...Rhg8!?+=) 24.Rb7!+/– Rb7 25.Nd5 Nd5 (25...Qd5 26.Bc4 Double attack (26.Qc8 Discovered attack; 26.Bc4 Decoy); 25...Nd5 26.Qc8 Discovered attack) 26.Qc8 Rc7 (better is 26...Rb8!? 27.Qc2 f5+=) 27.Rc7+– Nc7 28.Qb7 Nd5? (28...f5!?+/–) 29.Bc4 (better is 29.f5 Nc3 30.Ba6+– (30.Qa6?! Qa3+/–)) 29...Ne3?? (29...N5f6 30.Qb3 Qc6+–) 30.Qe4 Kf8 31.Qe3 Nb6 32.Ba6 Nd5 33.Qe5 Qe5 (33...Qa6 34.Qd5 Qa4 35.g3+–) 34.fe5 f6 35.Bb7 Nb6 (35...Nc3 36.a5 fe5 37.de5+–) 36.a5 Nd7 37.e6 Nb8 38.a6 Na6 39.Ba6 Ke7 (39...f5+–) 40.Bc4 Kd6 41.Ne4 1–0. Janek – Zack, internet, 2016.

7.c4 0-0 8.Be2 ab5 9.ab5 Ra1 10.Ba1 dc4 11.Bc4 cb5 12.Bb5 Qa5 13.Nc3 (13.Qa4 Qa4 14.Ba4 Bd7 15.Bf6 Ba4=+) 13...Nd5 (13...Bd7 14.Qb1=) 14.Be2 (14.Qb1 Nf6=) 14...Nc6 (14...Rd8 15.0-0=) 15.Nd5 (15.0-0 e5=) 15...Qd5 16.0-0 b5 (16...f6 17.d4=) 17.Nd4 (17.Qc2!? Nb4 18.Qb2=) 17...Nd4=+ 18.Bd4 e5 19.Bf3 (19.Ba1 b4=+) 19...e4 (19...Qe6 20.Bb2-/+) 20.Be2 b4 21.f3 Bf5 22.Qa1 (better 22.fe4 Be4 23.Rf2=+) 22...f6 (22...Rb8 23.Qb2 (worse 23.Bg7 Qd2 24.Bh6 Qc3-/+) 23...Ra8 24.Bg7+=) 23.Rc1 (23.Qa6!? Bc8 24.Bc4 Ba6 25.Bd5 Kh8 26.Ra1+=) 23...Kh8= 24.f4 (24.Bc4 Qc6 25.fe4 Be4=) 24...Ra8=+ 25.Qb1 (25.Qb2 Ra2 26.Bc4 Rb2 27.Bd5 Rd2=) 25...Qb7 (25...Qa2!?-/+) 26.Bc4= Rb8 (26...Rc8 27.Rc2=+) 27.Qb3 (27.Qb2 Qe7=) 27...Qe7 (27...Qc6 28.Rc2=) 28.Ra1 (28.Bd5 Qe8=) 28...Bc5=+ 29.Bc5 Qc5 30.Bd5 Bd7 (30...Rd8 31.Bc4=+) 31.Kf2 (better 31.Be4 f5 32.Bf3+–) 31...f5 (31...Bc6 32.Bc6 Qc6 33.Ra5=+) 32.h3 (32.d4 ed3 33.Qd3 Qc3 34.Qc3 bc3=) 32...Bb5 33.Ra8 (33.g4 fg4 34.hg4 Bd3=+) 33...Ra8-/+ 34.Ba8 Bd3 (better 34...Bc4!? 35.Qb2 b3-+) 35.Qe6 Qf8 (better 35...Bc4!? 36.Qe8 Bg8=) 36.Bd5+= h6 37.g4 fg4 (37...Qd8 38.Kg3+– (38.Qf5?! Qh4 39.Kg2 Bf1 40.Kf1 Qh3 41.Ke1 Qh1 42.Ke2 Qf3 43.Ke1 Qh1 44.Kf2 Qh2 45.Ke1 Qh1=)) 38.hg4 g5 (better 38...Qd8!? 39.g5 Qf8+–) 39.Qe5 (better 39.f5 Bb1 40.Qg6+–) 39...Qg7?? (better 39...Kh7+–) 40.Qe8 Kh7 41.Be4 (41.Be6 Ba6 42.Bf5 Qg6 43.Qg6 Kh8 44.Qh7) 41...Be4 42.Qe4 (42.Qe4 Kg8 43.Qb4+–) 1–0. GuestFSZY – Andreycello, freechess.org, 2016.

7.c4 Qa5 8.Be2 Qb4?? (8...dc4 9.Bc4 Qb4= (worse is 9...ab5 10.ab5 Qa1 11.Ba1 Ra1 12.0-0+/–; worse is 9...cb5 10.ab5 Qd8 11.Be5=)) 9.Ba3+– Qa5 10.Bd6 Nbd7 11.0-0 Nb6 12.Bc7 Kd7 13.Bb6 Qb6 14.a5 Qc5 15.d4 Qd6 16.c5 Qe7 17.Ne5 Ke8 18.bc6 b5 (18...bc6 19.Nc6 Qc7+–) 19.cb6 Ne4 (19...Qb4 20.Qa4 Qa4 21.Ra4+–) 20.b7 (20.Qa4 Kf8 21.b7 Bb7 22.Nd7 Qd7 23.cd7 Ke7+–) 20...Rb8 (20...Bb7 21.cb7 Qb7 22.Qa4 Kf8 23.Rc1+–) 21.bc8Q Rc8 22.Ba6 Rc7 23.Bb5 Kf8 24.Nd7 Ke8 (24...Kg8 25.a6 Ra7 26.Bd3+–) 25.f3 (better is 25.a6 Qb4 26.a7 Ke7+–) 25...Nd6 26.Qd3 f6 27.Nc3 Nb5 28.Qb5 Kf7 29.a6 Qd6 30.a7 Rc6 (30...Ra8 31.Nb6 Raa7 32.Nc8 Rc8 33.Ra7 Kg6 34.Qb7+–) 31.Nc5 Ra8 32.Qb7 Qc7 33.Qa8 1–0. Hal1958 – Jethro, playchess.de, 2002.

7.c4 ab5 8.ab5 Ra1 9.Ba1 0-0 10.Be2 (10.Nc3 e5=+) 10...dc4 11.Bc4 cb5 12.Bb5 Qa5 (12...Na6 13.Bd4=) 13.Qa4 b6 (13...Qa4 14.Ba4 Bd7 15.Bf6 Ba4 16.Be5 Be5 17.Ne5=+) 14.Qa5 (14.Bf6 Qa4 15.Ba4 gf6=) 14...ba5 15.Be5 (15.Bf6 gf6 16.d4 Bd7 17.Bd7 Nd7=) 15...Be5=+ 16.Ne5 Bb7 17.0-0 Ne4 18.Nc4 Bc6 19.Bc6 Nc6 20.f3 (20.Rc1 Rb8=) 20...Nc5 21.d4 ½–½. marekt – vlogvine, ChessHere.com, 2005.

7.Be2 ab5 8.ab5 Ra1 9.Ba1 0-0 (9...Nbd7 10.0-0=+) 10.0-0 (10.Be5 Be5 11.Ne5 Nbd7=) 10...Nbd7 11.d4 (11.bc6 bc6 12.d4 Qa5=) 11...Qc7 (11...cb5 12.Bb5 Qa5 13.Nc3=) 12.Nbd2 (12.bc6 Qc6 13.Nbd2 b5=) 12...c5 (12...cb5 13.Bb5 b6 14.c4=) 13.c4 (13.dc5 Bc5 14.c4 Rd8=) 13...b6 (13...cd4 14.ed4 b6 15.Qb3=+) 14.dc5= bc5 15.Qb1 (15.Qc2 Bb7=) 15...Bb7 16.g3 (16.cd5 ed5 17.Qf5 Ra8=) 16...Ra8=+ 17.Bb2 (17.cd5 ed5 18.Qf5 Bc8=+) 17...Ne5 (17...e5 18.cd5 Bd5 19.e4=+) 18.Ne5 (18.Qc2 Nfd7=) 18...Be5 19.Qc2 (19.Be5 Qe5 20.Qc2 Ra3=) 19...Ra2 (19...Bb2 20.Qb2 Rd8 21.cd5 ed5 22.Qc2=) 20.Be5= Rc2 21.Bc7 Rd2 22.Bf3 1–0. DEFFM – GuestRGQN, freechess.org, 2018.

7.Be2 Nbd7 8.c4 ab5=+ 9.ab5 (9.cd5 ed5 10.ab5 Ra1 11.Ba1 c5=) 9...Ra1 10.Ba1 0-0 11.0-0 e5 (11...dc4 12.bc6 bc6 13.Bc4=) 12.d4 (12.c5 Bc5 13.bc6 bc6 14.Ne5 Ne5 15.Be5 Bd6 16.Bd6 Qd6=) 12...e4=+ 13.Nfd2 Re8 (13...Qc7 14.h3=) 14.c5 Bb8 15.b6 Nf8 16.Bb2 Ng6 17.Re1 (17.Nc3 Be6=) 17...Qd7 18.Nf1 (18.Nc3 Qf5=) 18...Nh4 (18...Qf5 19.Qc2=+) 19.Ng3 Nf5 20.Nc3 (20.Rf1 Bg3 21.hg3 Nh6=+) 20...Ng3 21.hg3 Qf5 22.Qa4 Nd7 (22...Qg5 23.Ra1=) 23.Qa8 (23.Ra1 Re6=) 23...h5 (23...Qg5 24.Qa4=) 24.Bd1 (24.Ra1 Qg6=) 24...Re6 (24...Qg5 25.Re2=+) 25.Ne2 Rh6 (25...Rf6 26.Nf4=) 26.Nf4 h4 27.g4 Qg5 28.Nh3 (28.Be2 Qf6=) 28...Qd8 (28...Qg6 29.Be2=) 29.g5+= Rg6 30.Be2 (30.Bg4 Qf8+=) 30...Kh7 (30...Re6 31.Bg4 Re8 32.Kh1+=) 31.Bh5 (31.Bg4 Nf6 32.Qb8 Ng4+–) 31...Rg5= 32.Bf7 (32.Ng5 Qg5 33.Be2= (33.Bf7?? h3 34.Kf1 Qg2 35.Ke2 Nc5-+)) 32...Qe7?? (better 32...Rf5 33.Be6 Rf6=) 33.Ng5+– Qg5 34.Be6 Qd8 (34...Qg6 35.Bd7 h3 36.g4 Bd7 37.Qb8 Qg4 38.Qg3+–) 35.Bf5 g6 (35...Kg8 36.Ra1 h3 37.Bd7 Bd7 38.Qb7+–) 36.Bd7 Bd7 37.Qb7 Kh6 38.Ra1 h3 39.g3 (39.g3 Bg4 40.Qf7+– (40.Qc6 h2 41.Kg2 Bf3 42.Kh3 Qg5 43.Qf6 Qg4 44.Kh2 Qh5 45.Qh4 Qh4 46.Kg1 Qh1)) 1–0. GuestRSDT – GuestYLYD, freechess.org, 2018.

7.Be2 e5 8.Ne5+/– Be5 9.Be5 Nbd7 10.Bb2 g6 (10...0-0!?+/–) 11.0-0+– 0-0 12.Nc3 ab5 13.ab5 Ra1 14.Qa1 Nb6 15.Nd1 Nh5? (15...Nfd7+–) 16.bc6 bc6 17.g4 Nf6?? (17...Bg4 18.Bg4 Qg5+–) 18.Bf6 Qd6 19.Qe5 Qe6 20.d4 Re8 21.g5 Qd7 22.Qf4 Re4 (22...Qf5 23.Qh4 Qh3 24.Qg3 Qg3 25.hg3+–) 23.Qf3 (23...Qa7 24.Nc3+–; 23.Qb8 Nc4+–) 1–0. market (1785) – abelola, GameColony.com, 2002.

8.0-0 ab5 9.ab5 Ra1 10.Ba1 c5 11.c4 Nbd7 12.Qc2 b6 13.d4 Bb7 14.Nbd2 Qc7 15.Bb2 (15.cd5 ed5 (15...Bd5? 16.e4+-) 16.dc5 bc5=) 15...Ra8 (15...cd4 16.ed4 Rc8 17.Ra1=+) 16.g3 Qb8 (16...cd4 17.ed4 Bb4 18.Rc1=+) 17.Re1 Ra2 18.Bd3 (18.cd5 ed5 19.dc5 Nc5=) 18...h6 19.Qc3 Qa8 (19...cd4 20.ed4 Qf8 21.Qb3=+) 20.Bb1= Ra5 (20...Ra7 21.Ne5 Qe8 22.Bd3=) 21.Ne5 cd4 (21...Be7 22.Nd7 Nd7 23.dc5+/-) 22.ed4 Ra7?? (better 22...Ra4 23.Qc2 Kf8+=) 23.Nd7+- Nd7 24.c5! Bf8 (24...bc5 25.dc5 Passed pawn) 25.c6 Nf6 (25...Bc8 26.cd7 Bd7 27.Qb3+-) 26.cb7 Qb7 27.Rc1 Ne8 (27...Qe7 28.Bd3+-) 28.Qb3 (28.Nf3 Nd6+-) 28...Qd7 29.Rc6 Rb7 (29...Qd8 30.Nf3+-) 30.Nf3 Nd6 (30...Rb8 31.Bc1 Bd6 32.Ne5+-) 31.Ne5 Qd8 (31...Qe8 32.Ba3 Nc4 33.Nc4 dc4 34.Qc4+-) 32.Qc2 Nb5 (32...f5+-) 33.Qh7 1-0. onur604 (2320) - comfortable (2310), Casual Rapid game, lichess.org, 2021.

8.0-0 cb5 9.ab5 Bd7 (9...a5!?=) 10.c4 a5 (10...dc4 11.Bc4 ab5 12.Ra8 bc4 13.d3+–) 11.Ne5 (11.Nc3+–) 11...Be5 (better 11...Bc8!?+=) 12.Be5+– b6 (12...Be8 13.d3+–) 13.Bd6 (13.Nc3!? Bc8 14.cd5 ed5 15.Bf6 Qf6 16.Nd5 Qd6+–) 13...Re8+– 14.Nc3 Bc8 15.c5 bc5 16.Bc5 Nbd7 17.d4 Bb7 18.Na4 Rc8 19.f3 e5 20.Qd2 1–0. GuestWXSH – GuestWQTR, freechess.org, 2019.

8.0-0 Nbd7 9.Ba3 c5 10.d4=+ b6 =.

8.0-0 Nbd7 9.d4 ab5 10.ab5 Ra1.

8.0-0 Nbd7 9.d4 Re8 10.c4 dc4 11.bc6 bc6 12.Nbd2 c5 13.Nc4 cd4?? (better 13...Bc7+=) 14.Nd6+- (14.Nd6 de3 15.Ne8 ef2 16.Rf2 Qe8 17.Ne5+-) 1-0. WG_Anonymous – Anonymous, lichess.org, 2021.

7.Na3 Be7 8.Be2 0-0 9.0-0 Qc7 10.c4 dc4 11.Be5 Qd8 12.b6 Ba3 13.Ra3 Qb6 14.a5 Qb4 15.Ra4 Qe7 16.Qb1 (< 16.Bc4 c5 17.Ra1 Bc6=+) 16...Bc8 17.Rc4 Nbd7 18.Bc3 Nd5 19.Rh4 f5 20.Ba1 N5f6 (20...e5 21.e4 fe4 22.Re4=) 21.Bc4 Ne4 22.Re4 (22.Qa2 Ndf6=) 22...fe4=+ 23.Qe4 Nf6 24.Qh4 Nd5 (24...h6 25.Bc3=+) 25.Qg3 (25.Qe7 Ne7 26.Rb1 Nd5=) 25...b5=+ 26.ab6 Nb6 27.Bd3 Nd5 28.Ne5 Bb7?? (better is 28...Qd6=+) 29.Bh7!+– Kh7 30.Qh3 Kg8 31.Ng6 Qf6 (31...Qd6 32.Qh8 Kf7 33.Qg7 Ke8 34.Nf8 Qe7 35.Ne6 Qg7 36.Ng7 Kf7+–) 32.Bf6 Rf6 (32...Nf6 33.Qe6 Rf7 34.Ne5+–) 33.Qh8 Kf7 34.Ne5 Ke7 35.Qg7 (35...Ke8 36.e4+–) 1–0. Fink,Norbert – Strathoff,Dirk, Ruhrgebiet VK2, 1999.

7.Nc3 Bd6 8.Be2 =+.

7.Nc3 g6 8.Be2 Bd6 =.

7.Nc3 g6 8.g3 Bg7 9.Ba3 (9.Be2 0-0=) 9...Ne4=+ 10.Nd4 (10.Ne4!? de4 11.Nd4=+) 10...Nc3-/+ 11.dc3 cb5 12.ab5 Qc7 13.Qd2 (13.Bb4 h5=+) 13...e5-/+ 14.Nb3 ab5 15.Be2 Bf8 (15...Bc6 16.0-0 Na6 17.Bf3-/+) 16.Bf8=+ Ra1 (16...Rf8?? 17.Ra8 Bc6 18.0-0+–) 17.Na1 Kf8 18.Nb3 Kg7 19.0-0 Rc8 (19...Be6 20.Ra1-/+) 20.Qd5=+ Bh3 (20...Qc3 21.Bb5 Bc6 22.Bc6 Nc6 23.Qd7=+) 21.Rd1= Qc3 22.Qb5 Qc2 23.Qe5 Kg8 24.Nd4 Qb2 25.Qb5 Qb5= 26.Nb5 Nd7 27.f3 Be6 28.Nd6 Rc2= 29.Kf2 Nc5 30.e4 Kf8 31.Ke3 Ke7 32.h3 Bh3=+ 33.g4 h5 34.Nc8 Ke8 35.Nd6= Ke7 36.Nc8 Ke8 37.Bb5 Kf8-/+ 38.Rd8 Kg7 39.Ne7 hg4-+ 40.Rg8 Kh7 41.Rf8 ½–½. Suutarla,Ari – Sabanes Taure,Victor, IBCA–ol blind 4th prel–A, 1972.

7.c4 ab5 8.ab5 Ra1 9.Ba1 cb5 (9...dc4 10.bc6 Bc6 11.Bc4=) 10.cb5 Be7 11.Be2 Qb6 The isolani on b5 becomes a target 12.Nc3 0-0 13.Ne5 Be8 14.f4 Ne4 15.0-0 Nc3 16.Bc3 Bb5? (16...f6 17.Nf3 Nd7= (worse 17...Bb5 18.Qb3+/-)) 17.Bb5?? (better 17.Qb3 Bc5 18.Bb5 Be3 19.de3 Qe3 20.Kh1+-) 17...Qb5=+ 18.Ng4 (18.Qb1 Qa6=+) 18...Nd7 (18...f6 19.Qb1 Qd7 20.Rf3-/+) 19.Nh6 White prepares the advance f5 19...Kh8 20.Qg4? White plans f5 (better 20.Qb1!? Qc6 21.Rc1-/+) 20...Bf6-+ 21.f5 (21.Bf6 Nf6 (21...gf6?! 22.Rc1=) 22.Qg5 Qd3-+ (22...gh6 23.Qf6 Kg8 24.Rf3+/-)) 21...Bc3 22.dc3?! (22.fe6 Bd2 23.Nf5 Be3 24.Ne3 fe6 25.Qe6 Qe2 26.Rf8 Nf8-+) 22...gh6 23.f6 (23.fe6 fe6 24.Qd4 e5 25.Rf8 Kg7 26.Qh4 Kf8 27.Qh6 Kg8 28.Qe6 Kg7 29.Qf5-+) 23...Rg8 24.Qh3 (24.Qd4 e5 25.Qd1 Rg6-+) 24...Rg6 25.Qh5 (25.e4 de4 26.Qh4 Qe2-+) 25...Qc5 26.Qh4 (26.Qe2 Qc3 27.h3 Nf6-+) 26...Qe3 27.Kh1 (27.Qf2 Qc3 28.Qa2 Rf6-+) 27...Qc3 28.Qf4 (28.Qa4 Qb2 29.Rg1 Nf6-+) 28...Rf6 29.Qf6 (29.Qc1 Rf1 30.Qf1-+) 29...Nf6 30.h3 Ne4 (better 30...d4 31.Rb1 d3 32.Rf1-+) 31.Rf7 b5 (31...Ng3 32.Kh2 Qe1 33.Rf3 Ne2 34.Rf8 Kg7 35.Rf1 Qf1 36.h4 Qf2 37.h5 Qh4) 32.Rf8 Kg7 33.Re8 Kf7 (33...Nf2 34.Kh2 Qe5 35.g3 Ne4 36.Rd8 Qg3 37.Kh1 Nf2) 34.Rh8 b4 (34...Ng3 35.Kh2 Ne2 36.Rh7 Kg8 37.Rc7 Qc7 38.Kh1 Qc1 39.Kh2 Qg1) 35.Rh7-+ Qg7! 36.Rg7 Kg7 37.Kh2 b3 38.g4 (38.g3 b2 39.g4 b1Q 40.g5 Qc2 41.Kh1 Qf2 42.gh6 Kh6 43.h4 Ng3) 38…b2 (38...b2 39.Kg1 b1Q 40.Kg2 Qc2 41.Kh1 Qf2 42.g5 Ng3) 0-1. Akrapovik (1610) - headchef_ali (1655), lichess.org, 2020.

7.c4 cb5 8.ab5 dc4 9.Bc4 Be7 10.0-0 0-0 11.Nc3 (11.Qb3 Qc7+–) 11...Qc7 (11...ab5 12.Ra8 bc4 13.d3+–) 12.Qe2 (12.Bd3 Rc8+–) 12...Rc8 (12...ab5 13.Ra8 bc4 14.d3 cd3 15.Qd3+–) 13.Bd3 Be8 14.Rfc1 Qb6 15.Rc2 Nbd7 16.Na4 Qa5 17.Rc8 Rc8 18.ba6 ba6 19.Ba6 Rb8 20.Bd4 Nd5 (20...Qh5 21.e4+–) 21.Nb6 Qb4 22.Nd5 ed5 23.Bd3 Bf6 24.g3 Bd4 25.ed4 Nf6 26.Qe3 Qd6 27.Ne5 h5 28.Kg2 Bb5 (28...Qc7+–) 29.Bb5 Rb5 30.Ra7 Ne4 (30...Qb8 31.Qa3 Rb3+–) 31.Qe2 Rb2 (31...Rb8 32.Qh5 Qf6 33.Rf7 Qh6+–) 32.Qh5 Rb8 (32...Qa3 33.Qf7 Kh8 34.Qg7) 33.Qf7 Kh8 34.Qg7 1–0. Janek – mi1320, internet, 2018.

7.Be2 Bd6 =.

7.Ne5 ab5 8.Nd7 Qd7 9.ab5!? Ra1 10.Ba1 =.

7.Ne5 ab5 8.Nd7 Qd7 9.Bf6 gf6-/+ 10.c3 ba4 11.Ra4 Ra4 12.Qa4 Bd6 13.Be2 f5 14.0-0 0-0 (14...b5 15.Qb3-/+) 15.Qh4=+ f6 (15...Qe7 16.Qh5=+) 16.d4 Qg7 17.f4 Nd7 18.Rf3 Kf7 (18...Kh8 19.Rg3 Qf7 20.c4=+) 19.Nd2 (19.Rg3 Qh8=) 19...Rg8 (19...Ra8 20.Rg3 Ra1 21.Kf2=+) 20.Rg3= Qh8 21.Rh3 Rg7 22.Qe1 (22.c4 Qg8 23.g3 Bb4 24.cd5 cd5=+) 22...Qg8 23.Bf1 e5 (23...b5 24.Nf3-/+) 24.fe5 fe5 25.e4 f4 26.Nc4 Bc7 27.Ne5 Be5 28.de5 Ne5 29.ed5+= f3 30.g3 Qb8? 31.Rh5+– Kf6 32.Qe3 Rg4 33.Bh3 (33...Rg6 34.Rf5 Kg7 35.Re5 cd5 36.Rd5+–) 1–0. Plock,Joerg – Fritsch,W, corr, 1990.

7.Ne5 ab5 8.Nd7 Nbd7 9.ab5 Ra1 10.Ba1 Bd6 =.

7.Ne5 Bd6 8.d4 (8.Na3!?=) 8...ab5-/+ 9.ab5 Ra1 10.Ba1 Qa5 (10...cb5 11.Bd3-/+) 11.Bc3=+ Qc7 12.bc6 Nc6 13.Nd7 Qd7 14.Bb5 0-0 15.g3 Ne4 16.0-0 Qc7 17.Bd3 f5 18.Kg2 Ne7 (18...Nb4 19.Bb4 Bb4 20.c3 Bc3 21.Be4 fe4 22.Qg4=) 19.Be1= Rc8 (19...e5!?=) 20.f3+= Nf6 21.Nc3 e5 (21...Qd7 22.Nb5+–) 22.Nb5+– Qd7 23.Nd6 Qd6 24.de5 Qe5 25.Qb1 Rc7 (25...Nd7 26.Qb7 Nc5 27.Qa7+–) 26.Ba5+– Rd7 Black intends d4 27.Qa1 Qe3 28.Bc3 Qb6 29.Re1 d4 30.Bd4! Rd4 (30...Qd4 31.Qd4 Combination; 30...Rd4 31.Re7 Deflection (31.Re7 Overloading)) 31.Re7+– Rd8 32.Qe5 Qc6 33.Qf5 Qd5 (33...Kf8 34.Qe5 Rd7 35.Rd7 Qd7 36.Qf4+–) 34.Qd5 Nd5 35.Rb7 Kf8 (35...Ne3 36.Kg1+–) 36.f4 h6 37.Kf3 Nf6 1–0. GuestYGMQ – GuestXBFB, freechess.org, 2019.

8.Ba1 Bd6 9.Nf3 0-0 10.Bd3 Nbd7 11.0-0 Qc7 12.Qe1 h6 13.Qg3 Qa5 (13...Nh5 14.Qh4 Nhf6 15.Nc3=) 14.Bc3 Qd8 15.Be2 (15.Be5 Bb4+=) 15...Be7 (15...Qb6 16.bc6 bc6 17.Bd4=) 16.Bb2+= Nc5 17.Nc3 Nce4 18.Ne4 de4 19.Nd4 Qb6 20.Rb1 Bd7 (20...c5 21.Nb3+=) 21.bc6 bc6 22.Nb3 Ra8 23.d3 Ra2 (23...ed3 24.Bd3 Nh5 25.Qf3+=) 24.Bf1 (24.de4!? Qd8 25.Nc1+/–) 24...ed3 (24...Nh5 25.Qf2+=) 25.Bd3 (< 25.cd3 Nh5 (25...Qb3?? 26.Bf6 Bf6 27.Rb3+–) 26.Bd4 c5-/+ (26...Ng3?! 27.Bb6 Nf1 28.Kf1=)) 25...Qb4 (25...c5 26.Be5+=) 26.Be5 Be8 (26...Bc8 27.c3 Qa3 28.Nd4+/–) 27.Rd1 (27.e4 c5+=) 27...c5 28.Nd2 c4 (28...Bc6 29.Rb1 Qa4 30.Rb8 Be8 31.Ne4+/–) 29.Nc4+/– Bb5 30.Bf6 (30.Nd6 Bd3 31.c3-+) 30...Bf6= 31.Ne5 Be5 32.fe5 Bd3 33.cd3 Rd2 34.Qe1 (34.Rd2!? Qd2 35.d4+/–) 34...Rd1= 35.Qd1 Qc3 36.h4 (36.h3 Kf8=) 36...Qe5 37.Qf3 Qb2 (37...Qc3 38.Qe4=) 38.d4 Kf8 39.Kh2 (39.g4 Qc3 40.Kf2 Ke7=) 39...Ke7 40.Qg3 Qe2 ½–½. pcmvr (2780) – petrus (2635), net–chess.com, 2006.

8.Ba1 Bd7 9.Nc3 cb5 10.Bb5 (10.Nb5 Bc5=) 10...Bb5=+ 11.Nb5 Ne4 (11...Be7 12.Nf3=) 12.Nf3 Nc6 (12...Qb6 13.Nc3 Bb4 14.Qb1=) 13.0-0 Be7 (13...Qa5!? 14.Nbd4 Nd4 15.Bd4 Qc7=) 14.Bg7+/– Rg8 15.Ba1 (15.Be5 Qa5 16.Qe2 Qb4+/–) 15...f6 (15...Qa5 16.Nbd4+/–) 16.Nfd4 f5? (better is 16...Kd7+/–) 17.Ne6+– Qb6 18.Qh5 Kd7 19.Qf5 Qb5 20.Nd4 Kd8 21.Nb5 Nd2 22.Qd5 Kc8 23.Qe6 Kd8 24.Qg8 Kd7 25.Qd5 Ke8 26.Nc7 Kf8 27.Qf5 Kg8 28.Qg4 (28...Bg5 29.Qg5 Kf7 30.Qg7) 1–0. pcmvr (1700) – tacitus (1965), net–chess.com, 2006.

8.Ba1 Bd7 9.Nc3 Bc5 10.Nf3 =+.

8.Ba1 Bd7 9.bc6 Nc6 10.Nf3 Be7 11.Be2 0-0 12.0-0 Qb6 13.Ne5 Ra8 14.Bc3 Ra2 15.Bd3 h6 16.g4 Be8 (16...Qc7 17.g5 hg5 18.Nd7 Nd7 19.Qh5=) 17.g5 hg5 18.fg5 Ne5 19.Be5 Ne4 20.Nc3 (20.g6!? fg6 21.Be4 de4 22.Nc3=) 20...Nc3=+ 21.Bc3 Bg5 22.Qh5 Bh6 23.Rf6 Kf8 (< 23...gf6 24.Qg4 Kf8 25.Bb4 Qb4 26.Qb4 Kg7 27.Qb7+/–) 24.Rh6 gh6 25.Qh6 Ke7 26.Bf6 Kd7 27.Qf8 Ra8 28.h4 Kc6 29.h5 Qa5 (29...Qc7 30.Qg7 Kb6 31.Bd4 Ka5 32.Bc3 Kb6+–) 30.h6+/– Qd2 31.Bd4 Qe1 32.Kg2 Qd2 33.Kf3 Qd1 34.Kf4 e5 35.Be5 Qg4 36.Kg4 Bd7 37.Kg5 Re8 (37...Rf8 38.h7 b5+–) 38.Qd6 1–0. Wolf,Wolfgang (2285) – Mathes,Werner (2060), 35.DFM/V6 BdF Herren, 2003.

8.Ba1 Bd7 9.Nf3 cb5 10.Ne5 b4 =.

6.c4 e5 7.cd5 Nd5 8.Nf3 Qe7 (8...e4 9.Nd4=+) 9.Nc3 Nc3 10.Bc3 0-0 11.Be2 e4 12.Nd4 Qg5 13.0-0? (better is 13.g3=+) 13...Bh3-+ 14.g3 Bf1 15.Bf1 Nd7 16.Bh3 Rfd8 17.f4 Qd5 18.Nf5 g6 19.Nh6 Kf8 20.Qg4 ab5 21.f5 Ne5 22.Be5 Be5 23.fg6 Ba1 24.gf7 Bg7 25.Qf4 ba4 26.Bf5 a3 27.Be4 Qd2 28.Ng8 a2 29.Qc7 a1Q (30.Bb1 Qb1 31.Qc1 Qbc1) 0–1. katchum (1780) – rmorton (2220), net–chess.com, 2001.

6.d3 ab5 7.ab5 Ra1 8.Ba1 c6 9.bc6 Nc6 10.Nd2 0-0 11.g3 Qa5 (11...e5!?-/+) 12.Bf6= gf6 13.Bg2 Nb4 14.Qb1 Bd7 15.Ne2 Rc8 Attacks the backward pawn on c2 16.c3 Na2 17.Qb7 Rc7 18.Qb8 Kg7 19.0-0 Nc3 20.Nc3 Qc3 (20...Rc3? 21.Qd6 Bb5 22.Qf4+–) 21.Qb6 Rc6 (21...Qd2?! 22.Qd6 Rb7 23.e4=) 22.Qa7 Bc8 (22...Qd2?! 23.Qd7 Ra6 24.Bf3=) 23.Qa4 Rb6 24.Rd1 (better is 24.Qg4!? Kf8 25.Rd1+=) 24...Rb4 25.Qa2 Qd3 26.Rc1 Rb8 27.Bf1 Qa3 28.Qa3 Ba3 29.Rc7 e5 30.h3 Be6 31.Bg2 Rb2 32.Nf1 d4 33.ed4 ed4 34.Be4 Bh3 35.Bd5 Bf5 36.Rf7 Kg6 37.Rc7 Bd6 38.Rc4 Be5 39.Ra4 Bd3 40.Nh2 Bb5 41.Ra7 (41.Ra5 Bc7 42.Ra7 Bb6-+) 41...d3 42.Nf3 d2 43.Be4 f5 44.Ne5 Kf6 45.Nd7 Bd7 46.Rd7 fe4 47.Kf1 Ke6 48.Rd8 Ke5 49.Ke2 d1Q! 50.Kd1 Rf2 51.Ke1 Rg2 52.Rd7 h5 53.Rh7 Kd4 54.Kf1 Rg3 ½–½. Wlasow,Andrey (2220) – Geiger,Walter (2050), IECG, 2006.

6.Nf3 ab5 7.ab5 Ra1 8.Ba1 Nbd7 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 a6 5.a4 ab5 6.ab5 Ra1 7.Ba1 Nbd7 8.Nf3 Bd6).

6.Nf3 c6 7.c4 0-0 8.Be2 dc4 9.Bc4 ab5 10.ab5 Ra1 11.Ba1 cb5 12.Bb5 Bd7 13.Bd7 Nbd7 14.0-0 Qa5 15.Nc3 b5 16.Qc2 Rb8 17.Nd4 Exerts pressure on the isolated pawn (17.Ne4 Ne4 18.Qe4 Qd8=+) 17...b4-/+ 18.Qa4? (better 18.Ne4 Ne4 19.Qe4-/+) 18...Qh5-+ 19.Nf3 bc3 20.Bc3 Nb6 21.Qd1 (21.Qc6 Qd5 22.Qd5 Nfd5-+ (22...ed5?! 23.Bf6 gf6 24.Rb1-+)) 21...Ne4 22.Be5 (22.h3-+) 22...Be5 23.Qe2 (23.Qc2 Nf6 24.Ne5 Qe5 25.d4-+) 23...Bh2! 24.Kh1 (24.Nh2 Qe2 Pinning (24...Qe2 Deflection)) 24...Bg3 25.Kg1 Bf2 26.Rf2 Ng3 27.Qe1 Qh1 0-1. valpa - dewil (2580), ChessWorld.net, 2009.

6.f4 b6 7.g3 (7.Nf3!?=) 7...0-0=+ 8.Bg2 c6 9.bc6 Nc6 10.Nf3 Bb7 11.0-0 Re8 12.Re1 Qe7 13.Nd4 Rec8 14.Nc6 Rc6 15.Nc3 Rc4 16.Ne2 Rac8 17.c3 Qd7 18.Nd4 Ne4 19.Be4 (19.Qc2!?=+) 19...de4-/+ 20.a5 b5 21.Nc2 (21.Ba3 e5 22.fe5 Be5-/+) 21...Bc7 22.Qe2 (22.Nd4 Qd8-+) 22...Qd8 23.Red1 Ba5 24.Nd4 Bb6 25.Nb3 a5 26.Nd4 Qd5 27.Nb3 a4 28.Nd4 Bd4 29.cd4 Ra8 30.Ba3 b4 31.Rdb1 Ba6 32.Qe1 ba3 33.Ra3 Qd6 34.Rba1 Bb7 35.Qd1 Qc6 36.Kf2 Rc2 37.Ke1 Ra5 38.Kf2 Ba6 39.Ke1 Bd3 40.Kf2 Ra8 41.Ke1 Qc4 42.Kf2 Kh8 43.Ke1 Qb5 44.Kf2 Qb2 45.Ke1 Qb4 46.R1a2 Ra2 47.Ra2 a3 48.Qc1 Bc4 49.Ra1 a2 50.Kd1 Qb3 51.Qc2 Be2! (52.Ke2 Qc2 53.Ke1 Qb2 54.Kf2 Qd2 55.Kg1 Rb8 56.Rf1 Rb1 57.d5 Rf1 58.Kf1 a1Q) 0–1. Hasler,Ulrich (1990) – Von Oppenkowski,Roman, corr W–Cup12 Gr058, 2000.

6.f4 c5 7.Nf3 0-0 8.Be2 ab5 9.ab5 Ra1 10.Ba1 b6 11.0-0 Nbd7 12.c4 Qc7 13.cd5 ed5 14.Nh4 Re8 15.Bf3 (15.Nf5 Bf8=+) 15...Bb7 (15...g6 16.Qc2=+) 16.Nc3 (16.Nf5 Bf8=+) 16...d4 (16...g6 17.Qc2-/+) 17.Bb7=+ Qb7 (worse 17...dc3 18.Bc6 cd2 19.Bf6 Nf6 20.Be8 Ne8 21.Qd2+–) 18.Nf5 Qc7 (18...dc3? 19.Nd6 Qd5 20.Ne8 Ne8 21.dc3+–) 19.ed4 (19.Ne2 de3 20.de3 Bf8=+) 19...cd4 20.Nd6 (20.Ne2 d3 21.Neg3 Bf8=+ (worse 21...Bf4 22.Ng7 Kg7 23.Rf4+–)) 20...Qd6-/+ 21.Ne2 d3 22.Nd4 Re4 23.Qa4 (23.Nf5 Qc5 24.Ne3 Qb5 25.Qc1-/+) 23...Rf4 (23...Qd5!? 24.Qb4 Nc5-/+) 24.Qa8=+ Nf8 25.Rf4 Qf4 26.Nf3 Ne4 27.Be5 (27.Qa4 h6=+) 27...Qf5 28.Qd5 (28.Bd4 Ng5=+) 28...Ng5-/+ 29.h4 (29.Ne1 Nge6 30.Qd6 f6-/+) 29...Qe4 (29...Nf3 30.gf3 h6 31.Qe4-/+) 30.Qe4 Ne4 31.Bd4 (31.Bc7 Nd7-/+) 31...Nd7 32.Ne1 Nd2 33.Nd3 Nc4 34.Nb4 (34.Nf4 f6-/+) 34...Nd6 (34...f6 35.Kf2-/+) 35.Nd5 The isolani on b6 becomes a target 35...Nb5 36.Bf2 (36.Be3 f5-/+) 36...Nd6 (36...f6 37.Nb6 Ne5 38.Bg3-/+) 37.Nb6 Nb6 (37...Ne5 38.Bg3 f6 39.Nd7-/+) 38.Bb6=+ f5 (38...f6 39.Kf2=+) 39.Kf2 Kf7 40.Kf3 Nc4 (40...Nb5 41.Kf4=+) 41.Bd4 Nd6 42.Kf4 (42.Bb6 Ke6=+) 42...Kg6 (42...g6 43.h5=) 43.g4 (43.h5 Kh5 44.Bg7 Kg6=) 43...fg4=+ 44.Kg4 Ne4 45.h5 (45.Kf3 Nf6=+) 45...Kf7 46.Be5 (46.Kf4 Nd6=+) 46...Nc5 (46...Nf6 47.Kg5=+) 47.Kf5 (47.Kg5 Nb7=) 47...Nd7=+ 48.Bd4 (48.Bh2 Nf6 49.Kg5 h6 50.Kh4 Ke6=+) 48...Nf6 49.Kg5 Ke6 (49...h6!? 50.Kh4 Ke6=+) 50.h6= gh6 51.Kh6 Kf7 52.Bf6 Kf6 53.Kh7 ½–½. Grafl,Florian (2370) – Vignesh,B (2120), 19. Sant Marti Open, 2017.

6.f4 Qe7 7.Nf3 =.

7.Qb3 Nbd7 8.cd5 ed5 9.Nf3 Re8 10.Nc3 Nc5 11.Qc2 ab5 12.ab5 Ra1 13.Ba1 Qd7 14.Be2 Qf5 15.Qf5 Bf5 16.0-0 h6 17.Nd4 Bh7 18.Bf3 Bd3 19.Rc1 Bc4 20.Nf5 Bf8 21.d4 Nb3 22.Rb1? Ra8-+ 23.Bb2 Bd3 24.Nh6 gh6 25.Rd1 Bc4 26.e4 de4 27.Ne4 Ne4 28.Be4 Ra2 29.Bc3 Bg7 30.Bb7 Nd4! 31.Bd4 Bd4 32.Bc6 Bf2 33.Kh1 Kg7 34.h3 Bg3 35.Rc1 f5 36.Bf3 Bb5 37.Rb1 c6 38.Kg1 Bd3 39.Rd1 Be4 40.Be4 fe4 41.Rc1 (41.Rc1 e3 42.h4 e2 43.Re1 Rd2 44.Kh1 Rd1 45.Rg1 Rg1 46.Kg1 e1Q) 0–1. ludice (1745) – johnmayall5 (1830), internet, 2011.

7.Nc3 Nbd7 8.Nf3 ab5 9.Nb5 Be7 10.d4 Ne4 11.Bd3 Bb4 12.Kf1 c6 13.Ba3 Be7 14.Be7 Qe7 15.Na3 h6 16.g3 e5 17.cd5 ed4 18.dc6 Ndf6 19.Nc4 de3 20.Ne3 Re8 21.Qe2 Bh3-+ 22.Kg1 bc6 23.Be4 Ne4 24.Nd2 0–1. marre – sergej1967, internet, 2010.

7.Nf3 Nbd7 8.cd5 Nd5 9.Nc3 N7f6 10.Nd5 Nd5 11.Be2 ab5 12.ab5 Ra1 13.Qa1 f6 14.0-0 e5? (14...Qe7 15.Re1=) 15.e4 (better is 15.Bc4 Be6 16.Qa2+/–) 15...Nf4= 16.Bc4 Kh8 17.d4 Qd7 18.de5 fe5 (18...Qg4!? 19.Ne1 fe5=) 19.Be5 Ng2 (19...Qg4 20.Bf4 Rf4 21.Nd2+=) 20.Bg7!+/– Qg7 21.Qg7 Kg7 22.Kg2 Rf4 23.Bd5 Rg4 24.Kh1 Kf6 25.Rg1 h5 26.Rg4 hg4+= 27.Nd2 b6 28.Nc4 Bd7+= 29.Nd6 cd6 30.Bc4?? Ke5=+ 31.Bd3 Kd4-/+ 32.Bb1 Bb5 33.Kg2 Bd3 34.Bd3 Kd3 35.f3 gf3 36.Kf3 b5 37.h4 b4 38.h5 b3 39.h6 b2 40.h7 b1Q 41.h8Q Qf1 42.Kg3 Qe1 43.Kh2 Qe2 44.Kg1 Qe3 45.Kf1 Qf3 46.Kg1 Qg3 47.Kf1 Qf4 48.Kg1 Qe4 49.Qb2?? Qd4 50.Qd4 Kd4 51.Kf2 Kd3 52.Ke1 d5 53.Kd1 d4 0–1. bluepiramid2 (1815) – 2606cs (1855), internet, 2011.

7.Nf3 Nbd7 8.Be2 ab5 9.cb5 c5 10.0-0 b6 11.Nc3 (11.d4 Bb7=+) 11...e5 Black prepares d4 12.d3 d4 13.ed4 (13.Ne4 Ne4 14.de4 Bb7=+) 13...ed4 (13...cd4 14.Ne4 Ne4 15.de4-/+) 14.Ne4 Bc7 (14...Ne4 15.de4 Qe7 16.Bd3=+) 15.Nfd2 (15.Re1 Bb7=+) 15...Nd5 (15...Ne4 16.Ne4 Bb7 17.Re1-/+) 16.Bf3 (16.Nc4 Qh4 17.Ncd6 Bd6 18.Nd6 Ne5=+) 16...Ne5 (16...Bb7 17.Nc4-/+) 17.Nc4 Nf3 18.Qf3 Bb7 (18...f5 19.Ng3-/+) 19.Rfe1 (19.a5 f5 20.Nc5 bc5=+) 19...f5 20.Ned2 (20.Ng3 Ra7 21.Qd1 Bg3 22.fg3 f4-/+) 20...Qf6 (20...Qb8 21.g3-+) 21.Ne3? (21.a5 ba5 22.Nb3 Qh6=) 21...Rad8 (better 21...Ne3!? 22.Qb7 Qf7-+) 22.Nd5-/+ Bd5 23.Qd1 (23.Qh5 Qf7 24.Qg5 Ra8-/+) 23...Qg6 (23...Qh6 24.Nf1-/+) 24.g3-+ f4 (better 24...Rfe8-+) 25.g4?? (better 25.Ne4-/+) 25...Qd3 (better 25...f3 26.Re4 Qh6 27.Nf3 Qh3-+) 26.Nf1 (26.Ra3 Qg6 27.f3-+) 26…Qh3 (26...Qh3 27.f3 Bf3 28.Qf3 Qf3-+) 0–1. GuestXFDP – yazoon, freechess.org, 2016.

7.Nf3 Nbd7 8.Be2 Nb6 9.0-0 Nc4 10.Bc4 dc4 11.Qc2 ab5 12.ab5 Ra1 13.Ba1 Nd5 14.Qc4 Nb6 15.Qc3 f6 16.Na3 Ba3 17.Qa3 Nc4 18.Qb4 Qd5 19.Rc1 Nb6 20.Rc7+/– Qa2 21.Rc1 e5 22.h3 Be6 23.d3 Rc8 24.Rc8 Bc8 25.Qb2 Qa4? 26.Nd2 Qd1 27.Kh2 Qh5 28.Qb3 Kh8 29.Ne4 f5? 30.Nd6+– Bd7 31.Nf7 Kg8 32.Ne5 Kf8 33.Bd4 f4 34.Bc5 Ke8 35.Qg8 1–0. hal1958 – froilo, HCL–A1256 playchess.de, 2003.

7.Nf3 Nbd7 8.Be2 Qe7 9.0-0 dc4 10.Bc4 Nb6 11.Be2 ab5 12.ab5 Ra1 13.Ba1 e5 14.h3 Bf5 15.Nc3 Ra8 16.d4 e4 17.Nd2 h6 18.Nc4 Nc4 19.Bc4 c6 20.Qb3 Bc7 21.Ne2 (21.Bb2 Bg6=) 21...Bg6 (21...Ra3 22.Qb2=) 22.Bc3= Kh7 23.Ra1 Ra1 24.Ba1 Qd7 25.Bb2 Nd5 26.Nc3 (26.Bd5 cd5 27.Nc3 Qd6+=) 26...Qd6 27.g3 (worse 27.Bd5 Qh2 28.Kf1 cd5-/+) 27...Ne3 28.Bf7 Bf5?? (better 28...Qd4 29.Bg6 Kg6 30.Qe6 Kh7 31.bc6 bc6 32.Ne4 Qb2 33.fe3 Bb6 34.Qc6 Qb3=) 29.Bc1+- (29.fe3 Qg3 30.Kf1 Bh3 31.Ke2 Bg4 32.Kd2 Qf2 33.Kc1 Qe3 34.Kb1 Qg1 35.Ka2 Qd4 36.bc6 bc6-/+) 29...Nd5 30.Nd5 cd5 31.Bd5 (31.Qd5 Qd7+-) 31...Bb6+/- 32.Bb7 Bd4 33.Be3 Be5 34.Kg2 (better 34.g4 Bg6 35.Qd5+-) 34...Qg6? (34...Bh3!? 35.Kh3 Qd7 36.Kg2 Qb7+-) 35.Qc4 (35.g4!? Be6 36.Qa4 Bg4 37.hg4 Qg4 38.Kf1 Qh3 39.Ke1 Bc3 40.Kd1 Qd7 41.Kc2 Qd3 42.Kc1 Qf1 43.Qd1 Qb5 44.Be4 g6 45.Bg6 Kg6 46.Qc2 Kf7 47.Qc3 h5+-) 35...Qh5 (35...Bd6!?+-) 36.Be4 Qh3 37.Kg1 h5?? (37...Qg4 38.Bf5 Qf5 39.b6+-) 38.Qd3 (better 38.Qe6! Be4 39.Qh3+-) 38...g6 39.Bf5 Qf5 40.Qf5 gf5 41.b6 Kg6 42.b7 Kf7 (42...Bb8+-) 43.Bf4 (43.Bf4 Bf4 44.gf4+-) 1-0. BeepBeepImAJeep - penguingim1 (2645), lichess.org, 2018.

7.ab5 Ra1 8.Ba1 0-0 9.Nf3 Nbd7 10.d4 c5 11.bc6 bc6 12.Bd3 Ba6 13.c5 Qa8 (13...Bd3 14.Qd3 Be7 15.0-0=) 14.cd6 (14.Bh7!? Kh7 15.cd6+=) 14...Bd3= 15.Qd3 Qa1 16.0-0 c5 17.Nbd2 Qa8 18.dc5 Nc5 19.Qc2 (19.Qb5 Nfd7=+) 19...Nb7-/+ 20.e4 de4 (20...Nd6 21.e5 Qd8 22.Rb1+/-) 21.Ne4 Ne4 22.Qe4 Nd6 23.Qe5 Nf5 24.h3 h6 25.Ra1 Qb7 26.Rd1 Ne7 27.Qd4 Nd5 28.Ne5 Ra8 29.Rc1 Rc8 30.Ra1 Ra8 31.Rc1 Qb4 32.Qb4 Nb4 33.Rc7 f6 34.Ng6 (34.Rb7 Nd5 35.Nd3 Rc8-/+) 34...Nd3 35.Kf1 Kh7 36.Ke2 Ra2 37.Kd3 Kg6 38.Ke3 f5 39.Rc4 Kf6 40.h4 Ra3 41.Ke2 Ra6 42.g3 g5 43.hg5 hg5 44.g4 f4 45.Kf3 Ra3 46.Ke4 Ra2 47.Kf3 Rd2 48.Rc8 Rb2 49.Rc4 Rd2 50.Rc8 Ke5 (50...Rd3 51.Ke4 Rd1 52.Kf3-/+) 51.Ra8 (51.Rg8 Rd3 52.Ke2 Ke4 53.Rg5 f3 54.Ke1 e5-+) 51...Rd3 52.Ke2 Rh3 53.Ra5 Kf6 54.Ra1 Rh4 55.Kf3 Rh3 ½-½. pvanr (2290) - dsb13 (2300), gameknot.com, 2019.

7.ab5 Ra1 8.Ba1 dc4 9.Bc4 Bd7 10.Nf3 c6 11.Be2 cb5 12.Nc3 Nc6 (12...b4 13.Nb5 Bb5 14.Bb5 Nc6 15.0-0=+) 13.Nb5= Ne5?? (better 13...Bb8=) 14.Nd6+- Ke7 15.Be5 Nd5 (15...Bc6 16.Qb3 Kf8 17.Ng5+-) 16.Nc4 (16.Ng5 Qb6 17.Ngf7 Rf8+-) 16...Rg8 (16...b5 17.Nd6 f6 18.Bg3+-) 17.Bd6 Ke8 18.Ba3 Qc7 (18...Qa8 19.Qb3 f6 20.e4+-) 19.Nd6 Kd8 20.Nf7 Kc8 21.0-0 Kb8 (21...Bc6 22.N3e5 Qb6+-) 22.Bd6 b5 23.Bc7 Kc7 24.Qa1 (24.Qa1 Kb7 25.N3e5+-) 1-0. BeepBeepImAJeep (2610) - Franciscogomez (2030), lichess.org, 2018.

7.ab5 Ra1 8.Ba1 dc4 9.Bc4 Nbd7 10.Nf3 0-0 11.Be2 e5 12.0-0 e4 13.Nd4 Ne5 (13...Qe8 14.f3=) 14.f4 ef3 15.Nf3 Nf3 16.Bf3 Bd7 17.Nc3 c6 18.bc6 Bc6 19.Bc6 bc6 20.Qf3 Nd5 21.Nd5 cd5 22.Qg4 f6 23.Qe6 Kh8 24.Bd4 Re8 25.Qh3 Be5 26.Qh4 Bd4 27.Qd4 (worse 27.ed4 Qb6=+) 27...Re4 28.Qd3 Rh4 Black plans d4 (28...Ra4 29.Rc1=) 29.g3 (29.Rf5!? d4 30.Rb5+/-) 29...Rh5 30.Rc1 Re5 31.Qa6 Re8 32.Qc6 (32.Qb7 Qa8 33.Qa8 Ra8+=) 32...d4= 33.Qc7 (33.e4 d3=) 33...de3 34.Qd8 Rd8 35.de3 Kg8 36.Kf2 (36.Rc2 Kf7=) 36...Kf7 (36...Rd2!? 37.Kg1 Re2=+) 37.Kf3 Rd2 38.h4 h5 39.Rc5 Kg6 40.Rc7 Rd6 41.Rc5 Re6 42.Ra5 Re5?? (42...f5 43.Ra4=) 43.Ra4?? (better 43.Re5 fe5 44.Ke4+-) 43...Rf5= 44.Kg2 Re5 45.e4 Re6 46.Kf3 f5 47.ef5 Kf5 48.Ra5 Kg6 49.Kf4 Rf6 50.Ke4 Re6 51.Kf3 Rf6 52.Kg2 Re6 53.Rg5 Kh6 54.Rb5 Rg6 55.Kh3 Rg4 56.Rb6 g6 57.Rb8 Rc4 58.Rb5 Kg7 59.Rg5 Rc7 60.Re5 Rf7 61.Ra5 Rf6 62.Ra7 Kh6 63.Ra3 Rf7 64.Re3 Rg7 65.Re7?? (65.g4 hg4 66.Kg4 Rd7=) 65...Rh7 (better 65...Re7 66.Kg2 g5-+) 66.Re6 Rf7 67.g4 (better 67.Kg2!?=) 67...Rf3-/+ 68.Kg2 hg4 69.Re5 Rf4 (better 69...Rh3!?-/+) 70.Kg3 Ra4 71.Rg5 The isolani on g4 becomes a target 71...Rb4 72.Rc5 Ra4 73.Rb5 Rc4 74.Ra5 Ra4?? (74...Rd4 75.Rg5=) 75.Rd5 (75.Ra4 Kg7 76.Kg4+-) 75...Rb4 76.Ra5 Rb3 77.Kg4 Rb4 78.Kh3 Rb3 79.Kg2 Rb4 80.Kf3 (80.Kg3 Rb1=) 80...Rb3 (better 80...Rh4!? 81.Ra8 Rc4-/+) 81.Kg4 Rb4 82.Kg3 Rb3 83.Kf4 Rb4 84.Ke5?? (better 84.Kf3=) 84...Rg4 85.Kf6 Rf4 86.Ke5?? (better 86.Ke6-+) 86...Rf5 87.Ke6 Ra5 88.h5 (88.Ke7 Kh5 89.Kf6 Ra6 90.Ke5 Kh4 91.Kd4-+) 88...Rh5 89.Kf6 If White now only could play Ra5... 89...Rf5 90.Ke6 Kg5 91.Ke7 Kf4 92.Ke6 g5 93.Kd6 (93.Ke7 g4 94.Kd7 g3 95.Kd6 g2 96.Kc6 g1Q 97.Kc7 Qg6 98.Kd8 Rf7 99.Kc8 Qg8) 93...g4 94.Ke6 g3 95.Kd6 g2 96.Ke6 g1Q 97.Ke7 Qe1 (97...Qg7 98.Ke6 Qg6 99.Ke7 Rf7 100.Kd8 Qg8) 98.Kd8 (98.Kd6 Qe5 99.Kd7 Rf7 100.Kc6 Rc7 101.Kb6 Qc5 102.Ka6 Ra7) 98...Re5 (98...Rf7 99.Kc8 Qe8) 99.Kc7 Re3 100.Kb6 (100.Kc6 Qc1 101.Kd5 Rd3 102.Ke6 Qc7 103.Kf6 Rd6) 100...Rd3 (100...Qc1 101.Ka5 Qb2 102.Ka4 Ra3) 101.Kb5 (101.Kc5 Qb1 102.Kc6 Qc2 103.Kb5 Rb3 104.Ka5 Qa2) 101...Qd1 102.Kb4 (102.Kb6 Qc1 103.Ka5 Qb2 104.Ka4 Ra3) 102...Qc1 103.Ka4 Rd2 (103...Qb2 104.Ka5 Ra3) 104.Kb4 (104.Ka5 Rb2 105.Ka4 Qa1) 104...Rb2 105.Ka3 (105.Ka4 Qa1) 105…Qa1 0-1. BeepBeepImAJeep (2705) - chesssink (2510), lichess.org, 2020.

7.ab5 dc4?? 8.Ra8+- Nbd7 9.Ra1 (9.Bc4?! Nb6 10.Rc8 Qc8+-) 9...Nb6 10.Nf3 0-0 11.Be2 (11.Qc1 Qe7+-) 11...Nbd5 (11...Bd7 12.Nc3+-) 12.Bc4 Nb6 13.Be2 c6 14.Nc3 cb5 (14...Bd7 15.0-0+-) 15.Nb5 Be7 16.0-0 Nbd5 17.d4 Re8 18.Nc3 (18.Qb3 Bd7+-) 18...Rf8 (18...Nc3 19.Bc3 Bd6 20.Qb3+-) 19.Qb3 Qd7 20.Ne5 Qd6 21.Rfc1 b6 (21...Qb6 22.Qb6 Nb6 23.Ba3 Ba3 24.Ra3+-) 22.Bf3 (better 22.Ba3 Qd8 23.Nc6 Qe8 24.Nd5 Nd5 25.Ne7 Ne7 26.Qb6 Bd7+-) 22...h6 (22...Qb4 23.Nd5 ed5 24.Qc2+-) 23.Ba3 Qc7 (23...Qd8 24.Nc6 Ba3 25.Nd8 Bc1 26.Nd5 ed5+-) 24.Nd5 Nd5 25.Rc7 Ba3 26.Bd5 ed5 27.Qa3 Be6 28.Qe7 (28.Qf8 Kh7 29.Ra8 Bc8 30.Rf7 Bf5 31.Qg7) 28...b5 (28...Bc8 29.Qf8! Kf8 30.Ra8 Kg8 31.Rcc8 Kh7 32.Rh8) 29.f4 (29.Qf8 Kh7 30.Ra8 Bc8 31.Rf7 b4 32.Qg7) 29...g6 (29...Kh8 30.Qf8 Kh7 31.Ra8 Bc8 32.Rf7 b4 33.Qg7) 30.Ng6! Kg7 (30...fg6 31.Qg7 Mate attack) 31.Nf8 b4 (31...h5 32.Ne6 Kh7 33.Qf7 Kh6 34.Qf6) 32.Ne6 Kg6 (32...Kh7 33.Qf7 Kh8 34.Ra8) 33.Qf7 1-0. BeepBeepImAJeep - Ragato (1725), lichess.org, 2018.

7.cb5 e5 8.d4 -/+.

7.Bc4 0-0 8.Nf3 ab5 9.ab5 Ra1 10.Ba1 Nbd7 11.d4 Nb6 12.Be2 Bd7 13.0-0 Qe7 14.Bc3 Ra8 15.Qb3 Nfd5 16.Bd2 Ra4 17.Rc1 f5 18.Ne5 Be5 19.de5 Kf7 20.Nc3 Nc3 21.Qc3 Nd5 22.Qb3 Qa3 23.Qa3 Ra3= 24.Kf1 Rb3 25.f3 Bb5 26.Bb5 Rb5 27.e4 fe4 28.fe4 Nb4 29.Rc7 Kg6 30.Bb4 Rb4 31.Kf2 Re4-/+ 32.Rb7 Re5 33.g4 Kf6 34.h4 h6 35.Kf3 Ra5 36.Kf4 Ra4 37.Kf3 Ra3 38.Kf4? g5 39.hg5 hg5 40.Ke4 Rg3 41.Rb8 Rg4 42.Kf3 Rf4 43.Kg3 Kf5 44.Rf8 Ke4 45.Rg8 Rf5 46.Kg4 Rf1 47.Ra8 Rg1 48.Kh3 e5 49.Kh2 Rg4 50.Kh3 Rf4 51.Ra4 Kf5 52.Ra8 g4 53.Kh4 Rd4 54.Rf8 Ke6 55.Re8 Kd5 56.Rd8 Kc4 57.Rc8 Kd3 58.Re8 e4 59.Kg4 Ke3 60.Kg3 Ke2 61.Rh8 Rd3 62.Kf4 e3 63.Rh2 Kd1 64.Ke4 e2 65.Rh1 Kd2 66.Rh2 Re3 67.Kd4 Re8 68.Rg2 Kd1 (68...Kd1 69.Rg1 e1Q 70.Re1 Ke1 71.Kd5 Kd2 72.Kd4 Ke2 73.Kd5 Kd3 74.Kd6 Kd4 75.Kd7 Re3 76.Kd6 Kc4 77.Kc7 Rd3 78.Kc6 Rd5 79.Kb6 Rc5 80.Ka7 Kb5 81.Kb7 Rc1 82.Ka7 Kc6 83.Kb8 Kb6 84.Ka8 Rc8#) 0–1. popovicigelu – marcelfm, internet, 2011.

7.Bc4 ab5 8.ab5 Ra1 9.Ba1 b6 10.Qb3 Bb7 11.Nf3 0-0 12.d3 Bf3 13.gf3 Nbd7 14.d4? (better is 14.Nd2!?=) 14...Qa8-/+ 15.Bb2 Qa5 (better is 15...Qf3 16.Rf1 Qg2-/+) 16.Kf1 Bb4 17.Rg1 Ra8 18.d5 ed5 19.Bd5 Qb5 20.Bc4 Nc5?? (better is 20...Qa5=+) 21.Bb5 Nb3 22.Bf6 Kf8? 23.Bg7 Ke7 24.Bb2 Ra2 25.Be5 f6? 26.Bc7 Bc5 27.Bc4 Rb2 28.Rg7 Kf8 29.Rf7 Ke8 30.Bb3 Rb1 31.Kg2 Rb3 32.Rh7 Rd3 33.Bf4 b5 34.Rb7 b4 35.h4 b3 36.h5 Bf8? 37.h6 Rd7? 38.h7 Bg7 39.Rb8 Kf7 40.Rb3 Kg6 41.e4 Kh7 42.Be3 Kg6 43.f4 Bf8 44.Kf3 Kf7 45.f5 Bd6 46.Bf4 Bc5 47.Rb5 Ba7 48.e5 fe5 49.Be5 Rd3 (49...Rd3 50.Ke4 Rd7+–) 1–0. blackiwhite (1785) – sobikjr (1780), internet, 2011.

7.Bc4 ab5 8.ab5 Ra1 9.Ba1 Nbd7 10.Ne2 (10.Nf3 0-0=+) 10...Nb6 11.Bb3 Bd7 12.Nbc3 0-0 13.h3 Qe8 14.Ba4 Qe7 15.0-0 Ra8 16.Bc2 Nbd5 17.Qb1 Nb4 18.Bb3 c6 19.bc6 Bc6 20.Bb2 Nbd5 21.Nd4 Nc3 22.Bc3 Be4 23.d3 Bd5 24.Nb5 Bb3 25.Bf6 Qf6 26.Nd6 Bd5 27.Qb6 (27.Nb7? Qe7-+) 27...Qd8 28.Qb4 Qe7 29.Rb1 Rd8 30.Nc4 (30.Nb7? Qb4 31.Rb4 Rb8-+) 30...Qb4 31.Rb4 Bc4 (31...f6 32.f4=) 32.dc4+= Rd7 33.Kf1 Kf8 34.Ke2 Ke7 35.Rb6 Kd8 36.Rb3 Kc7 37.Rd3 Rd3 38.Kd3 Kc6 39.g4 (39.f4 Kc5+=) 39...f6 (39...g5 40.f4 h6 41.Kd4=) 40.h4 e5 41.g5 (41.f4 Kc5 42.f5 Kb4-+) 41...fg5 (41...Kd6!?=) 42.hg5+= h5 (42...h5 43.gh6 gh6+=) 0–1. Kislov,Leonid – Pisarev,Konstantin, Omsk Russia, City Championship, 2013.

7.Bc4 Bd7 8.Nc3 0-0 9.Nf3 Qe7 10.0-0 c6 11.d4 cb5 12.ab5 a5 13.Qb3 b6 (13...Rc8 14.Rfc1+=) 14.Ne5 (14.e4 Ne8+/-) 14...Be5? (better 14...Bc8+=) 15.de5+- Qc5?? (better 15...Ng4 16.Na4 Rd8+-) 16.ef6 gf6 (16...Rc8 17.Nd5! ed5 18.Bd5 gf6+-) 17.Ne4 Qe7 18.Bf6 Qb4 19.Qd1 Bb5 (19...Rc8 20.Qg4 Kf8 21.Qg7 Ke8 22.Qg8 Qf8 23.Nd6) 20.Qg4 1-0. BeepBeepImAJeep (2615) - adnanca (1775), lichess.org, 2017.

7.Nc3 0-0 8.Nf3 Re8 9.Be2 (9.d4 b6=+) 9...ab5 (9...e5 10.cd5 cd5 11.0-0=+) 10.ab5 Ra1 11.Qa1 Nbd7 (11...e5 12.cd5 cd5 13.Nb1=+) 12.0-0 (12.d4 dc4 13.Bc4 e5=) 12...e5 (12...dc4 13.bc6 bc6 14.Bc4=) 13.bc6 bc6 14.cd5 cd5 15.Nb5 Bc5? (better 15...Bb8!?=) 16.Ne5+– Ne5 (16...Re6 17.Rc1 Ra6 18.Qb1+–) 17.Be5+– Ne4 (17...Re6 18.Nd4 Rb6 19.Rc1+–) 18.Bg7 (18.d3 Nf2 19.Kf2 Be3 20.Ke3 Qg5 21.Kf2 Re5+–) 18...Nd2 19.Rd1 Nb3 (19...Ne4 20.Bh6 Bf8 21.Bf8 Rf8 22.Bf3+–) 20.Qb2 Na5 (20...d4 21.ed4 Kg7 22.dc5 Qf6 23.Qc2+–) 21.Bh6 f6 (21...d4 22.Nd4 Qb6 23.Qb6 Bb6 24.Bd3+–) 22.Bf4 Qd7 (22...Qe7 23.Nc7 Rf8 24.Nd5+–) 23.Qf6 Re6 24.Qc3 Nb7 (24...Bb6 25.Bf3 Bb7 26.Bg4+–) 25.Bc4! Rg6 (25...dc4 26.Rd7 Pinning (26.Rd7 Deflection)) 26.Bd5 Kf8 27.Qh8 Ke7 28.Qh7 Kf6 29.Qh4 Kg7 30.Be5 Kf8 31.Qh8 Ke7 32.Qh7 Kf8 33.Qh8 (33.Qg6 Nd8 34.Nc7 Qc7 35.Bc7 Be6 36.Qf6 Ke8 37.Be6 Ne6 38.Qe6 Kf8 39.Rd8 Kg7 40.Be5 Kh7 41.Rh8) 33...Ke7 34.Qh7 Kf8 35.Qg6 (35.Qg6 Nd8 36.Nc7 Qc7 37.Bc7 Ne6 38.Qf6 Kg8 39.Be6 Be6 40.Rd8 Bf8 41.Rf8 Kh7 42.Rh8) 1–0. DEFFM – GuestPPVK, freechess.org, 2018.

7.d4 Bb4 (7...dc4 8.bc6 Nc6 9.Bc4=+) 8.Bc3= Bc3 (8...Be7 9.Nf3=) 9.Nc3 Qa5 10.Qb3 (10.Qd2 dc4 11.bc6 b5=+) 10...0-0 (10...dc4 11.Bc4 ab5 12.Bd3-/+) 11.Bd3 (11.Rc1 b6=) 11...Bd7 (11...dc4 12.Qc4 ab5 13.Qb3=+) 12.Nge2 (12.Ra2 dc4 13.Bc4 Ne4=) 12...ab5 (12...dc4 13.Qc4 cb5 14.Qa2 ba4 15.0-0-/+) 13.cb5= cb5 14.ab5?? (better is 14.Bb5 Rc8 15.0-0=). Wartig,Wolfgang – Andre, corr SOK–90–61, 1990.

7.Nf3 0-0 8.Be2 ab5 9.cb5 Ne4 (9...cb5 10.ab5 Ra1 11.Ba1=+) 10.0-0 (10.Nc3 Nd7=) 10...Bd7 (10...cb5 11.ab5 Ra1 12.Ba1=) 11.bc6 (11.Nc3 Qe7+=) 11...bc6 (11...Nc6 12.Nc3=+) 12.Nc3= Nc3 13.Bc3 c5 14.Qc2 (14.a5 Nc6=) 14...Be7 (14...Nc6!?=+) 15.h3 Bc8 (15...Nc6 16.a5+=) 16.Rfb1 Ba6 Black prepares c4 17.Ba6 (17.Bb5 Nd7+=) 17...Na6+= 18.Rb5 White plans a5 18...c4 19.Qb2 Bf6 (19...f6 20.Nd4 Qc8 21.Rb6+–) 20.Bf6 (20.Bd4 Qe7+–) 20...Qf6+= 21.Qf6 gf6 22.a5 (22.Nd4 Rfc8+=) 22...Rfb8= 23.Rb6 Nc5 24.Rb8 Rb8 25.a6 Kf8 26.Nd4 (26.a7 Ra8=) 26...Ra8 27.a7 Ke8 28.Ra5 Nb7?? (better 28...Ne4=) 29.Ra6+– Kd7 (29...Nc5 30.Rc6 Nd7 31.Rc7+–) 30.Nb5 Nd8 31.Rb6 Kc8 32.Kf1 f5 33.g4 (33.Ke2 h5+–) 33...fg4 34.hg4 e5 35.Ke2 Ne6 Black intends d4 36.Rd6 d4 37.ed4 (better 37.Rc6!? Kb7 38.Rc4 de3 39.fe3+– (worse 39.de3 Kb6 40.Rb4 Kc5+–)) 37...Nd4+= 38.Nd4 ed4 39.Rd4 Ra7 40.Rc4 Kd7 41.g5 Ke6 42.Rh4 (42.Ke3 Kf5+=) 42...Kf5 43.Rh7 Kg5 44.Rg7 Kf6 45.Rg3 Re7 46.Re3 Re3?? (better 46...Ra7+=) 47.fe3+– Ke5 48.Kf3 Kf5 49.d4 f6 50.e4 Ke6 51.Kf4 Ke7 52.Kf5 Kf7 53.d5 Ke7 54.e5 (better 54.Kg6+–) 54...fe5= 55.Ke5 Kd7 56.d6 Kd8 57.Ke6 Ke8 58.Kd5 Threatening mate: Kd8 58...Kd7 59.Kc5 Kd8 60.Kc6 Kc8 ½–½. Genne,Rene (1725) – Cochard,Franck_Olivier (1645), 7th Saint Denis REU, Open, 2015.

7.Nf3 Nbd7 8.Nc3 0-0 9.bc6 bc6 10.Nd4 (10.Qc2 Rb8=) 10...Bb7 (10...e5 11.Nf5 Bb4 12.Qc2-/+) 11.Bd3? (better 11.cd5!? c5 12.Ne6 fe6 13.de6-/+) 11...Ne5 12.Qe2 dc4 (12...Rb8 13.Rb1-+) 13.Bc4 c5 14.Nf3 Nf3 (14...Bf3!? 15.gf3 Qb6-/+) 15.gf3=+ g6 (better 15...Rb8 16.Rb1 Qd7=+) 16.e4? (16.Rb1!?=) 16...Bf4 (better 16...Nh5 17.Rg1 Bh2-+) 17.0-0-0? (better 17.Nd1!?-/+) 17...Nd7 (17...Qb6 18.Qd3 Be5 19.Rdg1-+) 18.Kc2 (18.Qd3 Qc7 19.Ne2 Be5-+) 18...Ne5 19.Ba2 (19.h4-+) 19...Rb8 20.h4 h5 21.d3 (21.Rhg1-+) 21...Nc6 22.Rdg1 (22.Kb1 Nd4 23.Qe1-+) 22…Nd4 (22...Nd4 23.Kd1 Ne2 24.Ke2 Be4 25.Ne4 Rb2 26.Kf1 Ra2-+) 0-1. Bushwacker (2040) - BrownPaperbag (2150), ChessWorld.net, 2018.

7.c4 ab5 8.cb5 Ne4 9.Nc3-/+.

7.c4 c5 8.Nf3 ab5 (8...cd4 9.Bd4 ab5 10.ab5 Ra1 11.Ba1=+) 9.ab5 Ra1 10.Ba1 Nbd7 11.dc5 Nc5 12.Be2 b6 13.0-0 Bb7 14.Nbd2 Nfe4 15.cd5 Bd5 16.Ne4 Be4 (16...Ne4 17.Qd4 f6 18.Bc4=+) 17.Qd4= f6 18.Nd2 Bd5 19.e4 Bb7 20.Qe3 Rf7 21.Nc4 Be4 22.Bd4 Bd5 23.Rc1 Bc4 24.Bc4 Re7 25.Rd1 Be5 26.f4 Bd4 27.Rd4 Qc7 28.f5 Kf7 29.Qh3 h6 30.Qe3 Re8 31.fe6 Ne6 32.Ba2 f5 33.Rc4 Qa7 34.Qf2 Qa3 35.Rc6 Qd3 36.Qe1 Qd4 37.Kh1 Qe4 38.Qc1 Qd4 39.Qe1 Qe4 40.Qc1 Qd4 41.Qe1 ½–½. Baumann,Walter (2050) – Lagergren,Henry (1960), corr WS/H/171 ICCF, 2009.

7.Nd2 ab5 8.Bb5 Bd7 9.Ngf3 Qe8 10.Bd7 Nbd7 11.c4 Nb6 The pressure on the isolated pawn grows 12.c5 Na4 13.Ba3 Be7 14.0-0 b6 15.cb6 Nb6 16.Be7 Ra1 17.Qa1 Qe7 18.Rc1 Ra8 19.Qc3 Nfd7 20.Qb2 Ra7 21.g3 (21.Rc6 Nb8 22.Rc1 Qd6-/+) 21...c5 22.dc5 Na4 23.Qb4 Nac5 24.Ne5 Rb7 (24...Ne5 25.Qb8 Qf8 26.Qa7+/-) 25.Qd4 h6 26.Kg2 Kh7 27.h3 Ne5 28.Rc5 Qf6 29.Rc8 g6 30.Qc3 Nd7 31.Qc1 Ra7 32.Rc7 Rc7 33.Qc7 Ne5 34.f4 Nd3 35.Kf1 Qa1 36.Ke2 Nc1 37.Kf2 Kg7 38.Qc2 Qa3 39.Nb1 Qc5! 40.Qc3 (40.Qc5 Nd3 Double attack (40...Nd3 Decoy)) 40...Qc3 41.Nc3 Nd3 42.Ke2 Nc5 43.g4 Kf6 44.Nb5 Ke7 45.Nd4 f6 46.Nf3 Kd6 47.Kd2 h5 48.gh5 gh5 49.Nd4 Ne4 50.Ke2 Kd7 51.Kf3 Ke7 52.Nc6 Kd6 53.Nd4 Kd7 54.Ke2 e5 55.Nf5 Nd6 56.Ng7 h4 57.Kf3 e4 (better 57...Ke7!? 58.Kg4 d4 59.fe5 fe5 60.ed4 ed4-/+) 58.Kg4-/+ Ke7 59.f5 (59.Nf5 Nf5 60.Kf5 Kd6-+) 59...Nc4-+ 60.Kf4 Ne5 (60...Nb2 61.Ne6-+) 61.Nh5 (61.Ne6!?-/+) 61...Nd3-+ 62.Kg4 Nf2 63.Kh4 Nd1 64.Kg4 Ne3 65.Kf4 Nf1 66.Ng7 e3 67.Kf3 d4 68.Nh5 d3 69.Nf4 d2 70.Ke2 Ng3 (70...Ng3 71.Kd1 Nf5-+) 0-1. PeterRs (2650) - dewil (2730), ChessWorld.net, 2021.

7.Nd2 Nbd7=+.

7.ab5 Ra1 8.Ba1 c6 (8...Ne4 9.Bd3 Qh4 10.Qe2 Qf6 11.Qf3 Qh4 12.g3 Qg5=) 9.Nf3 (9.c4 Ne4 10.Bc3 Nc3 11.Nc3 Qa5 12.Qb3 dc4+=) 9...Qa5 (9...0-0 10.Nbd2 Bd7 11.bc6 Nc6 12.c4 dc4+=) 10.Bc3 Qc7 (10...Qb6 11.Bd3 cb5 12.Bd2 b4+=) 11.bc6 (11.Bd3 cb5 12.Bb5 Bd7+=) 11...bc6 (11...Nc6 12.Bd3 0-0+=) 12.Nbd2 (12.Bd3 Ba6+=) 12...Nbd7 (12...0-0+=) 13.Bd3 0-0 14.Nb3 Bb7 15.0-0 Ra8 16.h3 Be7 17.Qb1 Ne4 18.Ba5 Qc8 19.c4 Ba6 20.Qc2 c5 21.Rc1 Bc4 22.Bc4 dc4 23.Qc4 Qb7 24.dc5 Ndc5 25.Nc5 Nc5 26.Bc3 Ra4 27.Qf1 Ne4 28.Rb1 Qa8 29.Be5 ½–½. aspasio (2795) – mrred (2720), net–chess.com, 2013.

7.ab5 Bb4 8.Nd2 (8.c3 Ra1 9.Ba1 Bd6 10.c4 dc4 11.Bc4 0-0 12.Nf3 Nbd7=) 8...Ra1 9.Qa1 Bd2 10.Kd2 Nbd7 11.Nf3 Nb6 12.Ke1 0-0 =.

7.Bb5 A) 7...c6 8.Bd3 (8.Be2 0-0 9.Nf3 b6 10.Ba3 Ba6 11.Bd6 Qd6 12.0-0 Nbd7+=) 8...Na6 9.Nf3 Nb4 10.Be2 Qa5 11.0-0 0-0 12.Nbd2 Qc7=; B) 7...Bd7 8.Nf3 (8.Ne2 Bb5 9.ab5 Ra1 10.Ba1 Qd7 11.Qd3 c6 12.Nbc3 0-0+=) 8...Bb5 9.ab5 Ra1 10.Ba1 c6 11.bc6 Nc6 12.Nbd2 0-0+=.

7.c4 b6 8.cd5 ed5 9.Be2 ab5 10.ab5 Ra1 11.Ba1 c5 12.bc6 Nc6 13.Nc3 Bf5 14.Nb5 Be7 15.0-0 Qd7 16.d3 Ra8 17.Qb3 Na5 18.Qb1 Nc6 19.Nbd4 Nd4 20.Nd4 Bd8 (20...Bc5 21.Nf5 Qf5 22.Bf3+=) 21.Nf5+/– Qf5 22.Bf3 Qe6 23.Qb3 Ra5 24.Bc3 Rc5 25.Bd4 Ra5 26.Rc1 Ne8 27.h3 Bc7 28.Bg4 Qd6 29.g3 h6 30.Bf3 Qe6 31.Kg2 Bd8 32.Bg4 f5 33.Bf3 Kh7 34.Ra1 Nc7 35.Ra5 ba5 36.Qa2 (36…Bf6 37.Qa5 Bd4 38.Qc7+– (38.ed4?! Qd7+/–)) 1–0. marekt – Berta3, ChessWorld.net, 2004.

7.c4 dc4 8.Bc4 ab5 9.ab5 Ra1 10.Ba1 Nbd7 11.0-0 Qe7 12.d4 Rd8 13.Nc3 h6 14.Re1 e5 15.Nd5 (15.e4!?=) 15...Nd5=+ 16.Bd5 e4 17.Nd2 Bh2 18.Kh2 Qd6 19.Kg1 Qd5 20.Qc2 Nc5 0–1. St Jean,Benoit – Manis,Jose, corr IECG Email, 2002.

7.c4 dc4 8.Bc4 ab5 9.ab5 Ra1 10.Ba1 Nbd7 11.d4 c5 12.0-0 b6 13.Qb3 cd4 14.ed4 (14.Bd4 Qe7=) 14...Ne4 (better 14...Bb7!?=+) 15.Be6+= fe6? (better 15...Ndc5!? 16.dc5 Nc5 17.Bf7 Rf7+=) 16.Qe6+- Kh8 17.Qe4 Nf6 18.Qc6 Nd5 19.Nbd2 Nb4 20.Qc3 Nd5 21.Qc6 Nb4 22.Qc3 Nd5 23.Qb3 Be6 24.Re1 Bg8 25.Qd3 (better 25.Ne5!?+-) 25...Nf4+= 26.Qb1 Bd5 27.Re3 Ng2 28.Kg2 Bf4 29.Qe1 Be3 30.Qe3 Qc8 (30...Qd7!? 31.h3 Qb5+=) 31.h3+/- Rf6 32.Kg3 (32.Bb2 Rh6 33.Kf1 Qh3 34.Ke1 Qh1 35.Ke2 Qh5=) 32...Re6 33.Qf4 (33.Qc3 Rg6 34.Kh2 Qf5=) 33...Rf6 (33...Rg6 34.Kh2 Rf6=) 34.Qe3= Qb8 35.Kg2 Re6 (35...Qc8!?=) 36.Qc3+= Rf6 (36...Qe8 37.Qd3+=) 37.Bb2+/- Qf4 38.Qe3 Qf5 39.Qe8 (39.Kg3 Be6 40.Ng1 Qb5+=) 39...Rf8= 40.Qe3 h6 (better 40...Rf6!?=) 41.Kg3 Qg6 42.Kh2 Qf5 43.Kg3 (43.Ba3 Rf6 44.Be7 Re6+/-) 43...Rf6 (43...Qg6 44.Kh2 Qf5 45.Ba3+/-) 44.Nh4+= Qc2 45.Qc3 Qd1 46.Ndf3 Qh1 47.Qe3 Be6 Attacking the isolated pawn on h3 48.Nh2 Qg1 49.Ng2 h5 (49...Rg6 50.Ng4 h5 51.Qd3=+) 50.Nf3= Rg6 51.Ng5 h4 52.Kf3 Rf6 53.Ke2 Bc4 54.Kd2 Rf2 55.Kc3 Qd1 (55...Qg2?? 56.Qe8 Rf8 57.Qh5 Kg8 58.Qh7; 55...Bb5 56.Qe4 g6 57.Qg6 Rf3 58.Nf3 Qg2 59.Qg2 Be8 60.d5 Kh7 61.Kd2 Bg6 62.Nh4 Kg8 63.Qg6 Kf8 64.Ba3) 56.Kc4 Qa4 57.Kd5 Qb5 58.Kd6 Rf6 (worse 58...Rg2 59.Nf7 Kg8 60.Qe6+=) 59.Ne6 Rf7 60.d5 (60.Nf8 Rf8 61.Qe5 Rf6 (61...Qb2?! 62.Qh5 Kg8 63.Qd5 Rf7 64.Qa8 Kh7 65.Qe4 g6 66.Ke6-+) 62.Ke7 Qb2 63.Qh5 Rh6-+) 60...Rd7 61.Ke5 Qd5 (61...Qb2?! 62.Qd4 Qg2 63.Qh4 Kg8 64.Qc4 Qg3 65.Kd4 Qh4 66.Kc3 Qf6 67.Nd4-+) 62.Kf4 Rf7 (62...Qg2?! 63.Ng5 Qd2 64.Qd2 Rd2 65.Be5=) 63.Kg4 Qg2 64.Kh4 Qb2 65.Ng5 Qf2 66.Qf2 Rf2 67.Kg3 Rf5 68.Nf3 b5 69.Kg4 (69.Nd4 b4 70.Nb3 Rd5-+) 69...Rc5 (69...Rf3 70.Kf3 Kh7 71.Ke4-+) 70.Kf4 b4 71.Nd2 Rc2 72.Ke3 Rc3 73.Kd4 Rh3 74.Kc4 g5 75.Kb4 g4 (75...g4 76.Kc4 g3-+) 0-1. onur604 (2320) - Martin_me (2350), Casual Rapid game, lichess.org, 2021.

7.c4 Re8 8.d4 Bb4 9.Nbd2 (9.Bc3 Be7=) 9...e5 (9...ab5 10.ab5 Ra1 11.Qa1=) 10.Ne5 (10.de5 Ne4 11.cd5 Qd5=+) 10...Ne4=+ 11.Bc1 (11.Nef3 Bg4 12.Bc1 ab5 13.cb5 Bc3=+) 11...Bc3 (11...ab5 12.cb5 Nd7 13.Nef3=) 12.Ra2 (12.Rb1 ab5 13.Rb5 c6=+) 12...f6 (12...ab5 13.cb5 Nd7 14.Nef3=) 13.Nef3 c5 14.dc5 d4 15.c6 bc6=+ 16.Qb3 Nf2! 17.c5 Be6 18.Bc4 Nh1 19.Be6 Kh8 20.Kf1 de3 21.Ne4 Re6 22.Nc3 Re7 23.Kg1 Nf2 24.bc6 Nc6 25.Be3 Nh3! 26.gh3 Re3 27.Rf2 Rb8 28.Qc2 Nb4 29.Qb2 Qd3 (30.Na2 Nc6-+) 0–1. Bonetti,Shane – HUMILIATION, ICC, 2002.

7.c4 Re8 8.d4 ab5 9.c5 Bf8 10.ab5 Ra1 11.Ba1 c6 12.Qb3 Nbd7 13.Bd3 e5 14.Ne5 Ne5 15.de5 Nd7 16.Qc2 g6 17.Nd2 (17.Bd4 Ne5 18.0-0 Nd3 19.Qd3 Bf5=) 17...Nc5 18.Be2 Qg5 19.0-0 Bh3 20.Bf3 Bf5 21.e4 de4 22.Ne4 Qh4 23.Re1 cb5 24.Qb1 Ra8 25.Bd4 Ne4 26.Be4 Ra4 27.g3 (27.Bf5!? Qd4 28.Bc2+=) 27...Be4 28.Re4 (28.gh4?? Bb1 29.Rb1 Rd4 30.Rb5 Rb4-+) 28...Qd8 29.Bc3 Qd5 30.Re2 b4 31.Bb4?? (better is 31.Rd2 Qe6 32.Bd4+=) 31…Rb4-+ (31...Rb4 32.Qf1 Bc5-+) 0–1. Nenciulescu,Silviu Catalin (2055) – Ermolaev,Andrey (1850), IECG, 2004.

7.c4 Re8 8.d4 b6 9.Nc3 =+.

7.c4 Re8 8.d4 dc4 9.Bc4 ab5 10.ab5 Ra1 11.Ba1 Nbd7 12.0-0 b6 13.Bd3 Bb7 14.Qc2 (14.Nbd2 e5 15.Bc4 e4=) 14...e5 (14...Bf3 15.gf3 Kh8 16.Nc3=) 15.Ne5 Ne5 16.de5 Be5 17.Be5 Qd5?? (better is 17...Re5 18.Rd1 Qe7=) 18.f4+– (18...Ng4 19.Nc3+– (19.Bc7 Rc8 20.Rf3 Qd7 21.Bh7 Kf8+/–)) 1–0. Sebald,Ralph – Gilbers,Alexander, Dortmund op–B, 1999.

7.Bd3 Nbd7 8.0-0 e5 9.Be2 c5 =+.

7.Bd3 Nbd7 8.ba6 ba6-/+ 9.Ra2 e5 10.Bf5 e4 11.Nd4 c5 12.Ne2 Ne5 13.Bc8 Qc8 (13...Rc8 14.0-0-/+) 14.0-0 (14.d4 cd4 15.Bd4 Rb8-/+) 14...Rb8 15.Be5 Be5 16.h3 Qe6 (16...Re8 17.d4 ed3 18.cd3-/+) 17.d4 ed3 18.cd3 d4 19.Rc2 de3 20.fe3? (better is 20.Rc5 ef2 21.Rf2-/+) 20...Nd5-+ 21.Rc5 Ne3 22.Qe1 (22.Qc1 Nf1 23.Qf1-+) 22...Nf1 23.Re5 Qe5 24.Qf1 Rb1! (25.Qb1 Qe2-+) 0–1. marekt – eralos, gameknot.com, 2001.

7.d4 ab5 8.ab5 Ra1 9.Ba1 c6 (9...Bd7 10.c4=+) 10.Nbd2 (10.bc6 bc6 11.Bd3 Ba6=+) 10...Bd7 (10...Qa5 11.Bd3=+) 11.c4 (11.bc6 Nc6 12.c4 b6=) 11...Bb4 (11...cb5 12.cd5 ed5 13.Bd3=+) 12.Bd3 (12.Qa4 Ba5=) 12...dc4 13.Bc4 cb5 14.Bd3 Bc6 15.0-0 Qa5 (15...Na6 16.Qb1=+) 16.Bb2 1–0. Anonymous – Anonymous, lichess.org, 2020.

7.d4 c5 8.c4 dc4 9.Bc4 cd4 10.Qd4 Qa5 11.Nbd2 Bb4 12.0-0 Bd7 (12...e5 13.Qd3 Rd8 14.Bf7 Kh8+-) 13.Ne4 Be7 14.Bd3 Rd8 15.Nf6 (15.Qe5 Rc8+/-) 15...Bf6 16.Ne5 Bb5 (16...Bc6 17.Qc4 Nd7 18.bc6 Ne5 19.Be5 Be5 20.cb7 Rab8+-) 17.ab5+- Rd4 18.Ra5 Be5?? (18...Rd5 19.Rc1 Nd7 20.ba6 Be5 21.ab7 Raa5 22.Rc8 Nf8 23.Be5 Rd3 24.Rf8 Kf8 25.b8Q Ke7+-) 19.ed4 Bc7 (19...Bf4+-) 20.Rc1 Ba5 (20...Nc6 21.bc6 b5+-) 21.Rc8 Bd8 22.Rd8 1-0. WG_Anonymous – Anonymous, lichess.org, 2021.

7.Be2 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Bd6 5.Nf3 0-0 6.Be2 a6 7.a4).

8.cb5 Nbd7 9.Be2 c5 10.0-0 c4 (10...e5 11.d3+= (11.Nh4 Nb6 12.a5 Nc4 13.Bc4 dc4 14.Qc2 Ra5 15.Ra5 Qa5-/+) 11...Qc7 12.h3 Rd8 13.Qc2 b6 14.Nbd2 Bb7 15.Rfd1 Ra7+=; 10...Re8 11.d4 (11.d3 e5 12.Qb3 b6 13.Rc1 Qe7 14.Nbd2 Rd8 15.Qc2 Bb7+=) 11...c4 12.Qc2 Qa5 13.Bc3 Qc7 14.a5 Ne4 15.Rc1 Nc3=) 11.d3= (11.Bc3 e5 12.a5 Re8 13.Na3 Nc5 14.b6 Nb3 15.Ra2 e4-/+) 11...cd3 12.Bd3 (12.Qd3 e5 13.Qc2 Re8 14.Rd1 Qa5 15.Bc3 Qc7+=) 12...Nc5 (12...e5 13.Bc2 Qc7 14.h3 Rd8 15.Nbd2 Nc5+=) 13.Bc2 Nfe4 (13...Bd7 14.Bd4 Qe7 15.Ne5 Rfc8=) 14.Qd4 Qf6 (14...f6 15.Nc3 Nc3=) 15.Nbd2 (15.Qf6 Nf6=) 15...Qd4 16.ed4 Nd2 17.Nd2 ½–½. phildo (1840) – db_so (1860), gameknot.com, 2013.

8.cb5 Nbd7 9.Be2 c5 10.bc6 bc6 11.Qc2 (11.0-0 e5 12.d4 e4 13.Ne5 Qc7 14.Nd7 Nd7 15.h3 Ba6+=) 11...c5 12.Na3 e5 13.Nb5 Bb8 14.d3 d4 15.0-0 Nd5 =.

8.cb5 Nbd7 9.Be2 c5 10.d3 A) 10...b6 11.0-0 (11.Qc2 Re8 12.0-0 e5 13.Rc1 Qe7 14.Nbd2 e4 15.de4 Ne4=) 11...e5 12.Qc2 Re8 13.Rc1 Qe7 14.Nbd2 Rd8 15.Nb3 e4=; B) 10...e5 11.Qc2 (11.0-0 Qc7 12.h3 Rd8 13.Qc2 b6 14.Nbd2 Bb7 15.Nh4 Re8+=) 11...Kh8 12.0-0 Re8 13.Rc1 Kg8 14.Nbd2 Qb6 15.Bc3 Nb8=.

8.cb5 Nbd7 9.Be2 c5 10.d4 A) 10...c4 11.0-0 (11.Nc3 Qc7 12.Ba3 Ba3 13.Ra3 Qd6 14.Ra1 Qb4 15.Qd2 Nb6=) 11...Ne4 12.Nc3 Nc3 13.Bc3 Nf6 14.Qc2 Ne4 15.a5 Bd7=; B) 10...Ne4 11.0-0 (11.dc5 Qa5 12.Nbd2 Ndc5 13.0-0 Nd2 14.Nd2 Na4 15.Nf3 Bd7+=) 11...c4 12.Qc2 Ndf6 13.Ba3 Ba3 14.Na3 Qa5 15.Bd1 Nc3+=.

8.cb5 Nbd7 9.Be2 Nc5 10.Nc3 (10.0-0 Ncd7=) 10...e5 11.0-0 Nce4 (better is 11...e4!? 12.Nd4 Re8=+) 12.Ne4+= Bg4?? (better is 12...de4 13.Ne5 Re8+/–) 13.Nd6+– Bf3 14.Nb7 Be2 15.Qe2 Qb8 16.Nc5 Qb6 17.Rfc1 Rfe8 18.d4 e4 19.Na6 Rec8 20.Ba3 c6 21.Bc5 Qa5 22.Qb2 Qd8 23.Qb4 Qd7 24.h3 Qe6 25.Bb6 Ne8 26.Nc5 Qf5 27.a5 Nd6 28.Na4 Nb5 29.Rc5 Qd7 30.Rac1 Nd6 31.Nb2 Rab8 32.a6 Nb5 33.Qa5 Ra8 34.Rb5! cb5 35.Rc8 Qc8 36.a7 Qc1 37.Kh2 Qb2 38.Bc7 h6+/– 39.Qa6 Qb4? 40.Qb7+– Qf8 41.Bb8 Ra7 42.Ba7 Qd6 43.g3 Qf6 44.Kg2 Qf3 45.Kg1 Qd1 46.Kh2 Qc2 47.Qb8 Kh7 48.Qf4 f6 49.Kg2 b4? 50.Qf5 Kh8 51.Qd5 b3+/– 52.Qc5?? Qc5-+ (53.dc5 b2-+) 0–1. gtate – sbwiik, net–chess.com, 2001.

8.Nc3 ab5 9.ab5 Ra1 10.Qa1 Nbd7 11.d4 dc4 12.Bc4 c5 13.0-0 (13.dc5 Nc5 14.Ne2 b6=) 13...Nb6 14.Qa2 (14.Bd3 cd4 15.Nd4 Ng4=) 14...Bd7 (14...cd4 A) worse 15.Nd4 Qc7 (worse 15...Nc4 16.Qc4 Qe7 17.Qd3=) 16.Be2 Bh2 17.Kh1 Bd6-/+; B) 15.ed4 Nc4 16.Qc4=) 15.Rd1 White intends d5 (15.dc5 Bc5 16.Bd3 Qe7+=) 15...Qa8 (15...cd4 A) worse 16.Nd4 Bh2 (16...Nc4?! 17.Qc4 Qe7 18.Nb3=) 17.Kf1 Be5-/+; B) 16.Rd4 Qc7 17.Bb3=) 16.Qb3 Nc4 17.Qc4 Rc8 18.d5 b6 19.de6 (19.Ne4 Ne4 20.Qe4 A) 20...Bb5? 21.Ng5 g6 22.Nf7+- (22.de6?! Qe4 23.ef7 Kf8 24.Ne4 Bc7=); B) 20...Rd8=) 19...Be6= 20.Qh4 Rd8 21.Ra1 Qb8 22.Ne4 Ne4 23.Qe4 Bd5 24.Qg4 Bf8 25.Ng5 h6 26.Ne4 Be4 27.Qe4 Qd6 28.g3 (28.Qb1 Qd5=) 28...Qd3 (28...Qd2 29.Qb1=+) 29.Qa4 (29.Qc6 Rd6 30.Qe8 Re6=+) 29...c4 (29...Re8 30.Rd1 Qe2 31.Bc3=) 30.Rc1 (30.Bd4 Rd5=) 30...Rc8 (30...Qd2 31.Qc2 Bc5 32.Qc3 Qc3 33.Rc3=) 31.Rd1 (31.Bd4 c3 32.Qb3 g6+=) 31...Qf5 32.Bc3 Be7 33.Rd4?? (33.Bd4 Qe6=) 33...Qb1?? (better 33...Bf6!?-+) 34.Kg2 (34.Qd1 Qd1 35.Rd1 f5=) 34...Qb3 (34...Bf6 35.Rc4 Rc4 36.Qc4=+) 35.Qa6 (35.Qb3 cb3 36.Rd3 Rc5=+) 35...Re8-/+ 36.Qb6 Qc3 37.Qc6 Rd8?? (37...Kf8 38.b6 Qb3 39.b7+/-) 38.Rc4?? (better 38.Rd8 Bd8 39.Qe8 Kh7 40.Qd8+/-) 38...Qf6 (better 38...Qb2 39.Rd4 Rb8-/+) 39.b6? (better 39.Qf6!? Bf6 40.Rb4=+) 39...Qc6-+ 40.Rc6 Rb8 41.Rc7 Bd8 42.Rd7 Bb6 43.Rd2 Bc7 44.Rd7 Rc8 45.Rd1 ½-½. Purczynski,Andrzej - Murgala,Dawid, Poznan POL, 2019.

8.Nc3 Qc7 9.d4 dc4=+ 10.Nd2 Nd5 11.Bc4 Bb4 12.Qb3 ab5 13.Bd5 (13.ab5? Ra1 14.Ba1 Qa5-+) 13...Bc3 14.Qc3 ed5 15.ab5 Ra1 16.Ba1 Bf5 17.0-0 Rc8 18.Rc1 Nd7 (18...Qd8 19.bc6 Rc6 20.Qa3=) 19.e4 Be6 20.bc6 bc6 21.Bb2 h6 22.Ba3 de4 23.Ne4 Ra8 24.Bd6 Qb6 25.f3 (25.Qc6?? Qc6 26.Nc5 Qd6 27.Ne6 fe6-+) 25...Bd5 26.Ng3 Nf8 27.Nf5 ½–½. Tellier,Bernard (2035) – Van Reybrouck,Hubert (1850), corr WS/H/194 ICCF, 2009.

8.Nc3 Qc7 9.d4 dc4 10.Nd2 Nd5 11.Bc4 Bd7 12.Qb3 ab5 (12...Bh2? 13.Bd5 ed5 14.b6+–) 13.ab5 Ra1 14.Ba1 cb5 (worse is 14...Bh2 15.Bd5 ed5 16.b6+/–) 15.Nb5 Bb5 16.Qb5 (16.Bb5? Bb4 17.Bc4 Qa5-+) 16...Nc6 17.Ke2 Na7 (worse is 17...Bh2 18.g3 Bg3 19.fg3 Qg3 20.Bd5 ed5 21.Qd5+/–) 18.Qb3 Nb4 (worse is 18...Bh2 19.g3 Bg3 20.fg3 Qg3 21.Bd5 ed5 22.Qd5+–) ½–½. Rooijen Van,Peter (1675) – Babos,Istvan, CP–2011–P–00022, 2011.

8.Nc3 Qc7 9.cd5 ed5 10.Be2 Bf5=.

8.Nc3 Bd7 9.Be2 dc4 10.Bc4 ab5 11.ab5 Ra1 12.Qa1 e5 13.d3 Re8 (13...Bg4 14.Nd2=) 14.0-0 Qc7 (14...Be6 15.Be6 Re6 16.Rd1=) 15.bc6+= Nc6 (15...bc6 16.Ng5 Re7 17.Nge4+/–) 16.Nb5 Qb8 17.Ng5 Nd8 18.Qd1 (18.Rc1 Bb5 19.Bb5 Re7+=) 18...h6 (18...Bb5 19.Bb5 Re7 20.Qa4+=) 19.Ne4 (19.Nf7 Nf7 20.Qb3 Rf8 21.Nd6 Qd6+/–) 19...Be7 (19...Ne4 20.de4 Bb5 21.Bb5+=) 20.f4+/– Ng4 (20...Nc6 21.Qb3 Rf8 22.Nf6 Bf6 23.Bd5+/–) 21.Qf3 (21.Qc1 ef4 22.Rf4 Kh7+/–) 21...ef4+= 22.ef4 Kh8 (22...Nc6 23.h3 Na7 24.Nbc3+=) 23.h3+/– Nf6? (better is 23...f5 24.hg4 fe4+/–) 24.Be5+– Qc8 25.Nbd6 Bd6 (25...Qc6 26.Ne8 Ne8 27.Qh5+–) 26.Nd6 Qa8 (26...Qc5 27.d4 Qb4 28.Ne8 Ne8+–) 27.Bf6 gf6 28.Qh5 Qa7 (28...Kh7 29.Nf7 Nf7 30.Qf7 Kh8 31.Qf6 Kh7 32.f5+–) 29.Kh2 Rf8 (29...Kg7 30.Bf7 Kf8 31.Qh6 Ke7 32.Ne8 Nf7 33.Re1 Kd8 34.Qf6 Kc8 35.Qf7 Qd4 36.Rc1 Kb8+–) 30.Qh6 Kg8 31.Rf3 (31...Qc5 32.Ne4 Qg5 33.fg5 fg5 34.Nf6#) 1–0. pierre (2045) – kostovist, internet, 2006.

9.d4 ed4 10.Qd4 ab5 11.cd5=+ (11.ab5 Ra1 12.Ba1 Qa5 13.Bb2 Bb4-/+) 11...ba4 12.Ra4 Ra4 13.Qa4 b5=+.

9.d4 e4 10.Nd2= Ng4 (10...ab5 11.ab5 Bg4 12.f3 (12.Be2 Be2 13.Qe2 Ra1 14.Ba1=) 12...Ra1 13.Ba1 ef3=+) 11.cd5 (11.bc6 bc6 12.Qe2 Qe7 13.Rb1 Qg5=+) 11...Ne3 12.fe3 (12.Qb3 Nd5 13.bc6 e3-/+) 12...Qh4 13.Ke2 Bg4 14.Nf3 cd5 (14...ef3?! 15.gf3 Bh5 16.dc6 bc6 17.Kd2 ab5 18.ab5 Ra1 19.Ba1 cb5 20.Nb5 Bb4 21.Bc3=) 15.Kd2 (15.Qb3 ef3 16.gf3 Be6-/+) 15...ef3 16.gf3 Qf2 (16...Be6!?-/+) 17.Qe2 (17.Be2 Bf3 18.Qf1 Qf1 19.Rhf1 Be2 20.Ke2 Nd7 21.Nd5 ab5 (worse 21...Bh2 22.Ne7 Kh8 23.Rh1+–) 22.ab5 g6=) 17...Qf3=+ 18.Bg2 Qf5 (18...Qe2 19.Ne2 Nd7 20.Bd5 ab5 21.ab5=+) 19.Qf1= Attacking the isolated pawn on d5 19...Qf1 (19...Qd7 20.Nd5 Rc8 21.Qd3=) 20.Raf1 (20.Rhf1 Nd7 (worse 20...Bh2 21.Ba3+–) 21.Nd5 Rfb8+=) 20...ab5 21.ab5 Be6 (21...Nd7 22.Bd5 Nb6 23.Bb3=) 22.Bd5 (22.Ra1 Nd7 23.Nd5 g5=) 22...Bd5 23.Nd5 Ra2 24.Rb1 Re8 (24...f5 25.Nb6=) 25.Kd3 f5 26.h4 (26.Nc3 Ra5+=) 26...Nd7= 27.Rhg1 Kf7 (27...Rc8 28.Rg2 Nf8 29.Nb6+=) 28.Rg5 (better 28.Nc3!? Raa8 29.Rbf1+–) 28...g6= 29.h5 Be7 (29...Nf6 30.hg6 hg6 31.Nf6 Kf6 32.Rg2=) 30.Ne7 (30.Rg2 Ba3= (30...gh5? 31.Rf1+–)) 30...Re7 31.Bc3 (31.hg6 hg6 32.Rg2 Nf6=+) 31...Nf6=+ 32.Bb4 (32.hg6 hg6 33.Rbg1 Ra3 34.Rg6 Ng4 35.R6g4 fg4=+) 32...Rc7 33.hg6 hg6 34.Rh1 (34.Rgg1 Ne4 35.d5 Rac2=+) 34...Rcc2 (better 34...Rb2 35.Be1 Rb5-/+) 35.Rh6?? (better 35.Rgg1=+) 35...Ne4-+ 36.Rh7 Kg8 (36...Kg8 37.Rh2 Rh2 (37...Ng5?! 38.Rc2 Rc2 39.Kc2=+) 38.Rg6 Kf7-+) 0–1. Connors,Donald J (2120) – Miller,Daniel I (2320), Virginia op Fredericksburg, 2001.

9.d4 Bg4 10.c5 Be7 11.Be2 ab5 12.de5 b4 13.ef6 Bf6=+.

9.cd5 cd5 10.Be2 Be6 11.0-0 Nbd7 12.d4 e4 13.Nd2 a5 14.Ba3 Ba3 15.Ra3 Nb6 16.Ra2 Qd6 17.Qb3 Rfc8 18.Rc1 Nfd7 19.Rac2 g5 (19...Rc7 20.Na2 Rc2 21.Rc2=) 20.h3 f5 21.Qa2 Rab8 22.Nb3 f4 23.ef4 gf4 24.Na5 f3 25.gf3 Kh8 26.fe4 (better 26.Bf1=) 26...Bh3-+ 27.Bg4 Bg4 28.Nd5 Rg8 29.Kf1 Qh6 30.f3 Bf3 (30...Bf3 31.Ne7 Qh3 32.Ke1 Rg2 33.Rg2 Qh1 (33...Qg2?! 34.Qg2 Bg2 35.e5=+) 34.Kd2 Qg2 35.Ke3 Qa2 36.Kf3 Qa3 37.Nb3 Qb3 38.Kf4 Rf8 39.Nf5 Qd3 40.Rc3 Nd5 41.Kg4 Rg8 42.Ng7 Rg7 43.Kf5 Qc3 44.Ke6 Qd4 45.ed5 Qe5) 0-1. onur604 (2320) - onurlojix (2500), Casual Rapid game, lichess.org, 2021.

9.cd5 cd5 10.Be2 Re8 11.0-0 d4 12.ed4 ed4 13.Na2 Bg4=.

9.cd5 cd5 10.Be2 Bf5 11.0-0 Nbd7 12.d3 (12.d4 e4 13.Nd2 h6=) 12...Qa5=+ 13.Nh4 (13.Qd2 Bb4=+) 13...Be6-/+ 14.d4 Rfc8 15.Rc1 e4 16.Qb3 (16.f4 Nb6 17.f5-/+) 16...Nb6-/+ 17.g3 g5 18.Ng2 Kg7 19.h4 h6 20.ba6 ba6 21.Ba3 Ba3 22.Qa3 Nc4 23.Qa2 (23.Bc4!? Rc4 24.Rc2-/+) 23...Rab8-+ 24.hg5 hg5 25.Bc4 (25.Rc2 Ne3 26.Ne3 Rc3-+) 25...Rc4 (25...dc4?! 26.f3 ef3 27.Rf3=+) 26.Qa3 (26.Nb1 Ra4 27.Qd2 Qd2 28.Nd2 Rb2-+) 26...Rh8 (26...Qd8 27.Rb1 Rbc8 28.Nd1-+) 27.Rc2? (27.Ne2-+) 27...Qd8 28.Rb2 (28.Qb3-+) 28…Rh3 (28...Rh3 29.Rfb1 Qh8-+) 0-1. DEFFM – GuestXNNN, freechess.org, 2021.

9.cd5 cd5 10.Be2 Bf5= 11.a5 Re8 12.0-0 d4 13.ed4 ed4=.

8.Nc3 ab5 9.ab5 Ra1 10.Qa1 Nb6 (10...dc4 11.Bc4 e5 12.d3=+) 11.cd5 ed5 12.d3 (12.Be2 Qe7=+) 12...c5 (12...Re8 13.Be2=+) 13.bc6 bc6 14.Be2 (14...Bg4 15.Na2=+) =+. Mehlhorn,U – Blatnik,J, M–356–D, 2001.

8.Nc3 ab5 9.Nb5 Bb4 10.cd5 Nd5 11.Be2 c6 12.Nc3 Qc7 13.Nd5 ed5 14.Qc2 Qd6 15.0-0 Re8 16.Rab1 b6 17.Rfc1 c5 18.Bb5 Re6 19.d4 Rg6 (19...c4 20.Ng5 Rh6 21.h3=) 20.e4 Qf4 (20...Bb7 21.dc5 Bc5 22.Bd7 Qd7 23.Ne5 Qa4 24.Ng6 Qc2 25.Rc2 hg6 26.ed5 Bd5 27.Rbc1+=) 21.ed5 Qg4 22.Ne1 (22.Bf1 Rd6 23.dc5 bc5+/–) 22...Nf6 (22...Be1 23.f3 Qf3 24.Re1 Qd5 25.Bc4+/–) 23.Be2 (23.dc5 Be1 24.f3 Qf3 25.Bf6 Bf5-/+) 23...Qh4 (23...Qf4 24.dc5 bc5 25.Rd1+/–) 24.dc5 Bc5 25.Bd3 Rg4 26.Bf6 Qf6 27.Bh7 (27.a5!? Ra5 28.Bh7 Kf8 29.Be4+/–) 27...Kh8+= 28.Bd3 Rga4 29.Qe2 (29.Qb2 Qb2 30.Rb2 Ra2 31.Ra2 Ra2+/–) 29...Bg4= 30.Nf3 Rf4 31.Re1 g5 32.Qb2 (32.Be4 Bf3 33.Bf3 g4-/+) 32...Bf3=+ 33.gf3 Bd4 34.Qc2 Rh4 35.Re4 Be5 36.Qc6 Bh2 37.Kg2 Qc6 38.Rh4 gh4 39.dc6 Bc7 40.Rb4 Kg7 41.Rh4 Kf6 42.f4 Ra4 43.Kf3 Ra3 44.Ke2 Ke6 45.f5 Kd5 46.Be4 Ke5 47.f3 Bd6 48.Rh1 Ra2 49.Kd3 Ra3 50.Kc2 Ra2 51.Kb1 Rd2 52.Rh8 Rd1 53.Kb2 Bc7 54.Rc8+– Kd6 55.f6 Rd2 56.Kb3 Rd1 57.Re8 Ra1 58.Re7 Ra7 59.Rf7 Ke6 60.Bg6 b5 61.f4 b4 62.Kc4 Kd6 63.Rd7 Ke6 64.f7 (64...Ra8 65.f5 Kf6 66.Rc7+–) 1–0. pierre – Jagermeister, internet, 2006.

8.Nc3 ab5 9.Nb5 Be7 10.d4 +=.

8.Nc3 Nb6 9.d3 h6 (9...ab5 10.ab5 Ra1 11.Qa1 dc4 12.dc4=+) 10.Be2= ab5 11.ab5 Ra1 12.Qa1 dc4 13.dc4 Qe7 14.0-0 (14.Na2 Nbd7=) 14...e5 15.Na4 (15.Rc1 Be6 16.c5 Bc5=) 15...Na4=+ 16.Qa4 e4 17.Nd4 Qe5 18.g3 Bg4 19.Qc2 Qh5 (19...Ra8 20.Bg4 Ng4 21.h3=) 20.Ra1 (20.f3 ef3 21.Bf3 Bf3 22.Nf3 Nd7=) 20...Be2 21.Qe2 (21.Ne2 Ng4 22.h4 Ne5=+) 21...Ng4=+ 22.h4 Qg6 23.Ra4 (23.Ra7 Rb8=) 23...Ne5=+ 24.Ba3 Ba3 25.Ra3 Qd6 26.Ra2 Qb4 27.Qc2 Nd3 (worse 27...Qc4 28.Qc4 (worse 28.Qe4 Qa2 29.Qe5 Qa1 30.Kg2 Qc3-+) 28...Nc4 29.Rc2+=) 28.Qb3 Qe1 29.Kg2 Re8 30.Qa3 Qd1 31.Qa5 (31.Qa7 Ne1 32.Kh2 Qd3 33.Qb7 Qf1-/+ (33...Qc4? 34.Ra8 Ra8 35.Qa8 Kh7 36.Qe4 Kg8 37.Kg1+–)) 31...b6 (31...c5 32.bc6 bc6 33.Ra1= (33.Nc6? Ne1 34.Kh3 Nf3-+)) 32.Qa3 (32.Qa7 Ne1 33.Kh2 Qd3 34.Qc7 Qf1-/+) 32...Ne1=+ 33.Kh3 Nf3 (33...Qh5 34.Kh2=+) 34.Ra1 Qd2 35.Qa2 Qd3 36.Qb2 (36.Nf3 ef3 37.Kh2 Rd8=+) 36...Ne5 (36...Qc4!? 37.Rc1 Qd5 38.Nf3 Qf5 39.Kh2 Qf3 40.Rc7 Rd8-/+) 37.Qc1= g6 38.c5 (38.Kg2 Qc4 39.Qc4 Nc4=) 38...bc5 39.Qc5 Qd2 40.Rf1 (40.Qc7 Qf2 41.Qc1 g5 42.hg5 hg5-+) 40...Nd3 41.Qc6 (worse 41.Qc7 Nf2 42.Kg2 Ng4 43.Kh3 f5-/+) 41...Rd8 (41...Re7 42.Qa8 Kg7 43.Qd8=) 42.Qc7 Rd4 43.ed4 ½–½. marre (2170) – Oldsoft (2200), Rated game, 5m + 0s, 2010.

8.Nc3 Nb6 9.cd5 ed5 10.ba6 ba6 11.a5 Nbd7 12.Be2 Rb8 13.Ra2 c5 14.0-0 Bc7 15.Qc2 Ba5 (15...Re8 16.Rb1=+) 16.Rfa1= Bc3 (16...Bc7 17.Ba6 Ba6 18.Ra6+=) 17.Bc3+= Ne4 18.Ba6 Nc3 (18...Ba6 19.Ra6 c4 20.Ra7=) 19.Qc3 Qb6 20.Bd3 Bb7 (20...Nf6 21.Bc2=) 21.Ra5 (21.Qc2 g6+=) 21...Bc8 (21...Ra8 22.Ra8 Ra8 23.Rb1=) 22.Rb5 (22.Qc2 h6+=) 22...Qd6+= 23.Rb8 Qb8 24.Qc2 h6 25.Bh7 Kh8 26.Bf5 Nf6 27.d4 Bf5 28.Qf5 c4 29.Ne5 Qb2 30.Rb1 Qa2 31.h3 Qa7 32.Ng4 Ng4 33.hg4 Qa2 34.Rb5+= Qa8 35.Rd5+/– g6 36.Qe5 Kg8 37.Ra5 Qb7 38.Rb5 Qd7 39.g5 hg5 40.Qg5 Rc8 41.Rd5 Qb7+= 42.Rd8 Rd8 43.Qd8 Kg7 44.Qa5 Qb1 45.Kh2+= Qf5 46.Qd2 Qd3 47.Qa5 c3 48.Qe5 Kh7 49.Qc7+= c2 50.Qf7+/– Kh8 ½–½. Hirtreiter,Michael – Langrock, corr BdF Germany, 1987.

8.Nc3 Nb6 9.cd5 Nbd5 10.ba6 ba6 11.Nd5 ed5 12.Be2 c5 13.Qc2 Re8 14.0-0 Ne4 15.Rac1 Rb8 16.d3 Ng5 17.Ba3 Bf5 18.Rfe1 Rc8 19.Qa2 d4 20.ed4 Nf3 21.Bf3 cd4 22.Bd5 Re1 23.Re1 Ba3 24.Bf7 Kf8 25.g4 Qf6 26.Qa3 Kf7 27.gf5 Qf5 ½–½. Boehnke,Hartmut – Wolter,Harald, DESC, 2004.

8.Nc3 c6 9.d4= Bb4 (9...ab5 10.ab5 Ra1 11.Ba1=) 10.bc6 bc6 11.Be2 (11.Bd3 Qa5 12.Qc2 dc4 13.Bc4 c5=+) 11...dc4 (11...Qa5 12.Qb3=+) 12.Nd2 (12.Bc4 Bb7=) 12...c5=+ 13.Nc4 cd4 (13...Nd5 14.Qd3=+) 14.Qd4= Bb7 (14...Nc5 15.Qd8 Rd8 16.0-0=) 15.0-0 White intends a5 15...Qc7 16.a5 (16.Rfd1 Rfd8=) 16...Rad8 (16...Rab8 17.Qh4=) 17.Na4 (17.Qh4 Rb8=) 17...Qc6 (17...Ba5 18.Na5 Qa5 19.Qa7=) 18.f3 (18.Bf3 Qb5 19.Bb7 Qb7=) 18...Nc5 19.Nd6 Nd3 (19...Na4 20.Qb4 Nb2 A) worse 21.Qb7 Qc5 (21...Qd6?! 22.Qb2 Nd5 23.Rfd1=) 22.Ne4 Qe3 23.Rf2 Ne4 24.Qe4 Qc3-/+; B) 21.Nb7=) 20.Qd3 (20.Bd3 Bd6 (20...Rd6? 21.Qb4 Rd3 22.Bf6+–; 20...Qd6?! 21.Bh7 Kh7 22.Qh4 Kg8 23.Bf6 gf6 24.Rab1=) 21.Qc4 Qc4 22.Bc4 Nd5=) 20...Bd6 (worse 20...Rd6 21.Qb3 Bd2 22.Ba3+–; worse 20...Qd6 21.Qd6 Bd6 22.Bf6 gf6 23.Rab1+–) 21.Rfd1?? (better 21.Rfc1 Qd5 22.Qd5 Nd5 23.Kf2=) 21…Bh2!-+ (21...Bh2 22.Kh2 Rd3 23.Rd3 Qc2-+) 0–1. forsetinn (2470) – objorn (2425), gameknot.com, 2015.

8.d4 =+.

8.Be2 ab5 9.ab5 Ra1 10.Ba1 dc4 11.Bc4 Nb6 12.d3 (12.Be2 Re8=+) 12...Nc4 (12...Qe7 13.0-0-/+) 13.dc4 Nd7 (13...Qe7 14.0-0-/+) 14.0-0 (14.Nbd2 e5=+) 14...e5 15.Nc3 Nc5 16.e4 c6 17.Qe2 f6 18.Bb2 Be6 19.Rd1 Qc7 20.Nh4 (20.g3 Ra8-/+) 20...Rd8 21.Nf5 Bf8 22.Ne3 Rd4 23.bc6 bc6 24.g3 Qf7 25.h4 Rd1 26.Qd1 Bc4 27.Qd8 Be6 28.Ba3 Qd7 29.Qa8 Qd4 30.Ned1 Bd7 31.Bc5 Qc5 32.Qa2 Kh8 33.Kg2 Qa3-+ 34.Qf7 Qd6-/+ 35.Ne3 Be6 36.Qb7 Kg8 37.h5 Qd7-+ 38.Qb6 Bf7 39.g4 Be6 40.Kf3 Kf7 41.Na4 Be7 42.Qa6-/+ g6 43.hg6 hg6 44.Nb6 Qc7 45.Nbc4 Kg7 46.Qa8 Bc5 47.Qa1 Bd4-+ 48.Qa3 Qd8 49.Kg3 f5! 50.ef5 gf5 51.Nf5 Bf5 52.gf5 Qg5 53.Kh2 Qf5 54.Qg3-/+ Kf6 55.Kg2 c5 56.Qh4 Qg5 57.Qg5= Kg5 58.Kf3 Kf5 59.Ke2 Ke4 60.f3 Kf4 61.Nb6 e4 62.fe4= Ke4 63.Kd2 ½–½. pierre – JML59, internet, 2009.

8.Be2 ab5 9.ab5 Ra1 10.Ba1 dc4 11.Bc4 Qe7 (11...e5 12.Qc2=+) 12.Nc3 (12.d4 Nb6 13.Bd3 Nbd5=) 12...Nb6 13.Bd3 e5 14.Qb1 h6 15.0-0 Bg4 16.Qc2 (16.Be4 Ne4 17.Qe4 Bc8=+) 16...Ra8 17.Bb2 (17.Be4 Ne4 18.Qe4 Bc8=+) 17...Qe6 (17...Bf3 18.gf3 Nfd7 19.Ne4=+) 18.Nh4 Qd7 19.Ra1 Ra1 20.Ba1 Be6 21.Nf3= Qe8 22.Qb1 Qa8 23.Ne4 Ne4 24.Be4 f6 25.Bh7 Kh8 26.Bc3 Na4 27.Be4 Nc3 28.dc3 Qa3 29.Qe1 Qb2 30.Bb7 Qb5=+ 31.Ba8 c6 32.Qf1 Qa4 33.Bb7 Bd5 34.Qb1 g6 35.Bc8 Qa3 36.Nd2 Kg7 37.c4 Bf7 38.Bd7 Qa5 39.Ne4 Qc7 40.Qd3 Be7 41.g4 Bc4!-+ 42.Qc4 0–1. wiking – ArmandoAzevedo, queenalice.com, 2009.

7.c4 0-0 8.Be2 Nbd7 9.d4 (9.0-0 e5=+) 9...Qc7 (9...cd4 10.Qd4 e5 11.Qh4=+) 10.Nbd2 (10.dc5 Bc5 11.Nbd2 dc4 12.Bc4 ab5 13.ab5 Ra1 14.Qa1 b6=) 10...b6 (10...cd4 11.Nd4 e5 12.N4f3 dc4 13.Rc1=+) 11.0-0 (11.dc5 Bc5 12.cd5 Nd5=) 11...Bb7 (11...cd4 12.ed4 ab5 13.cb5=+) 12.Qb3 (12.dc5!? bc5 13.Qc2=) 12...Ne4 13.h3 Ndf6 (13...Nd2 14.Nd2 cd4 15.Bd4=+) 14.Ne4= Ne4 15.Bd3 dc4 (15...cd4 A) worse 16.Nd4 Nc5 17.Qc3 Nd3 18.ba6 Bb4 (worse 18...Ra6 19.Nb5 Bh2 20.Kh1=+) 19.Qd3 dc4-/+; B) 16.Bd4 ab5 17.cb5=) 16.Qc4= ab5 17.ab5 (worse 17.Qb5 Ba6 18.Qa6 Ra6 19.Ba6 cd4 20.Nd4 Bh2 21.Kh1 Be5-/+) 17...Bd5 18.Qc2 f5 Black plans c4 19.Rfc1 (19.Ne5 Rfc8=) 19...Ra1 20.Ra1 (20.Ba1 Ra8=+) 20...c4=+ 21.Be4 Be4 22.Qc3 Bd5 23.Ba3 Ra8 (23...Ba3 24.Ra3 Qd7 25.Qb4 Bf3 26.gf3=) 24.Bd6 Ra1 25.Qa1 Qd6 26.Ne5 Qc7 27.Qc3 Qa7 28.Qb4 (28.Nc4? Qc7 29.Qa3 Bc4-+) 28...h6 29.Kh2 (29.Nc4? Qa1 30.Kh2 Qf1-+) 29...Qc7 (29...Qa2 30.Kg3=) 30.Qc3 Kh7 (30...Qa7 31.f3=) 31.f3+= Qa7 (31...Qd8 32.Qc2+=) 32.Qc2 Qb7 (32...Qa5 33.e4 fe4 34.fe4+=) 33.Kh1 Qa8 34.Kg1?? (better 34.Nc4 Qc8 35.Na3 Qc2 36.Nc2+–) 34...Qa1-/+ 35.Kf2 (better 35.Kh2 c3 36.Nd3-/+) 35...c3-+ 36.Nd3 Bc4 37.Ne1 Bb5 38.g4 (38.d5 Ba4 (38...ed5?! 39.Qf5 Kh8 40.Qf8 Kh7 41.Qf5 Kh8 42.Qf8 Kh7 43.Qf5=) 39.Qe2 Bd1-+) 38...g6 (better 38...Ba4!? 39.Qe2 Qb2 40.Nd3 Qe2 41.Ke2 fg4 42.hg4-+) 39.gf5 gf5 40.d5 Qb2 41.Kg3? (better 41.d6-+) 41...Qc2 42.Nc2 ed5 43.Kf4 (43.Kf2 Ba4 44.Nd4 c2-+) 43...Bd3 (better 43...Ba4!? 44.Ne1 c2 45.Nd3-+) 44.Nb4 Bb1 45.Ke5 c2 46.Nd3 Ba2 47.Kf5 b5 48.Ke5 Bc4 49.Nc1 Kg6 50.f4 b4 51.Kd4 b3 52.Kc3 Kf5 0–1. Lorenc,Tomas – Plotek,Evzen (2075), CZE–chT2V, 1998.

7.c4 Qe7 8.Be2 (8.Bf6 gf6 9.Nc3 ab5 10.ab5 Ra1 11.Qa1 dc4 12.Bc4 Rg8+=) 8...b6 (8...ab5 9.ab5 Ra1 10.Ba1=+) 9.0-0 a5 10.d4 dc4 11.Bc4 Bb7 12.h3 0-0 13.Nbd2 Rd8 14.Qc2 Nbd7 15.Ba2 cd4 16.Nd4 Rac8 17.Nc6 Bc6 18.bc6 Ne5 19.Be5 Be5 20.Rac1 Nd5 21.Bb1 (better 21.Bd5!? Rd5 22.Nb3=) 21...g6-/+ 22.Qe4 Bg7 23.Bd3?? (better 23.Qf3-/+) 23...Nb4-+ 24.Ba6 Rc7 (24...Na6!? 25.Nb3-+) 25.Nc4 Na6 26.Nb6 Nc5 27.Qc4 (27.Qb1 Rc6 28.Rfd1 Bf6 29.Rd8 Qd8-+) 27...Rc6 28.Qb5 Rc7 (better 28...Qc7!? 29.Qa5 Rb8 30.Nc4-+) 29.Qa5 Bf8 (better 29...Nb3!? 30.Rc7 Qc7 31.Qb5-+) 30.Qb5 Rb8 31.a5 Rcb7 32.Rc4 Qe8 (32...Nd7!? 33.Rb1 Nb6 34.ab6 Rb6 35.Qb6 Rb6 36.Rb6-+) 33.Qe8? (better 33.Rc5 Bc5 34.Qc5=+) 33...Re8-+ 34.Rfc1? (34.Rb1 Rd8-+) 34...Na6 (better 34...Nb3 35.R1c2 Na5-+) 35.Rc8 Rb8 36.Re8 Re8 37.Nd7 Bb4?? (better 37...Ra8 38.Nb6 Rd8-+) 38.Nf6+- Kf8 39.Ne8 Ke8 40.Rc6 Ba5 41.Ra6 Bd8 42.g4 h5 43.Kg2 h4 44.f4 Be7 45.Kf3 Kf8 46.f5! ef5 (46...ef5 47.gf5 Combination; 46...gf5 47.gf5 Combination) 47.gf5 gf5 0-1. Schack_Baddare (2150) - caissaa (2105), Rated Blitz game, lichess.org, 2015.

7.Nc3 e5 8.Be2 (8.h4 0-0=+) 8...c6 (8...c5 9.bc6 bc6 10.0-0=+) 9.bc6 (9.0-0 0-0=+) 9...bc6= 10.0-0 (10.Ba3 Ba3 11.Ra3 e4=+) 10...Qc7=+ 11.Ba3 (11.h3 e4 12.Nd4 0-0=+) 11...c5 12.d4 Bb7 (12...e4 13.Ne5=+) 13.Rb1 0-0 14.de5 (14.Qd2 ed4 15.ed4 Ne4 16.Ne4 de4=+) 14...Ne5 15.Nh4 Ng6 16.Ng6 hg6 (16...Bh2? 17.Kh1 hg6 18.Rb7 Qb7 19.Kh2+–) 17.f4 Rfe8 18.Bf3 d5 becomes the focus of attention 18...Rad8 19.Qd3 (19.Nd5? Bd5 20.Bd5 Bf4 21.ef4 Nd5-+ (21...Rd5?! 22.Qf3-/+)) 19...Bc6 20.Rfe1 (20.Kh1!?=+) 20...g5-/+ 21.fg5 Bh2 22.Kh1 Qg3 23.gf6 Qh4 24.Bc5 Bg3 25.Kg1 Be1 26.Nd5 gf6 27.e4 (27.Ne7 Kh8 28.Qf5 Bf2 29.Kf1 Rd2 30.Qh5 Qh5 31.Bh5 Bg2 (31...Ba4?! 32.Be2 Bg3 33.c4-+) 32.Kg2 Be3 33.Kg3 Bc5-+) 27...Bd5 (27...Ba4?! 28.Qa6 Rd5 29.ed5= (29.Qa4 Red8 30.Qa7 Rd2-+)) 28.ed5 Bg3 29.Qd4 (29.Be3 Rc8 30.Kf1 Re3 31.Qe3 Rc2-+) 29...Bf4 30.Kf1 Re3 31.Qd1 (31.Qe3 Be3 32.Be3 Qa4 33.Rd1-+) 31...Rde8 32.g4 (32.g3 Qg3 33.Bh1 Bh6-+) 32...Qg3 33.Bh1 (33.Be3 Be3 34.Ke2 Bd4 35.Kd3 Qf4 36.Kc4 Bb2 37.Be4 Re4 38.Qd4 Rd4 39.Kb3 Qb8 40.Ka2 Ra4) 0–1. Janek – Wevie, internet, 2017.

7.Nc3 Qe7 8.Be2 e5 9.0-0 0-0 10.d4 e4 11.Nd2 a5 (11...c6 12.bc6 bc6 13.Rb1=+) 12.Qc1 Nb6 13.Ba3 Be6 (13...Bb4 14.Qb2=+) 14.Re1 (14.Bd6 Qd6 15.Qa3 Qb4=) 14...Bb4=+ 15.Qb2 h6 (15...Ng4 16.h3 Nf6 17.Reb1=) 16.Bf1 (16.Reb1 Ba3 17.Qa3 Qa3 18.Ra3 Bg4=) 16...Nfd7 (16...Qd6 17.Be2=+) 17.Qb3 (17.Reb1 Ba3 18.Qa3 Qh4=) 17...f5 (17...c5 18.bc6 bc6 19.Ne2=+) 18.Bb4 (18.Ne2 Ba3 19.Qa3 Qa3 20.Ra3 g5=) 18...Qb4 19.Ne2 (19.Ncb1 Nc4=) 19...Qe7 (19...Qd2!? 20.Nf4 Rf6=+) 20.Qa3 (20.Nf4 Bf7=) 20...Qf6 (20...Qa3 21.Ra3 g5 22.f3=) 21.Qc3 (21.Nf4 Bf7=) 21...Rfc8 22.Ra2 Bf7 (22...c6 23.bc6 Rc6 24.Qb3=) 23.Qa1 (23.Rb1 c5=) 23...Qd6 24.h3 Qf6 25.Qc3 g5 Black prepares the advance f4 26.Nc1 f4 27.Ncb3 (27.Ndb3 c5=) 27...c6 28.Qa1 Bg6 (28...c5 29.c4=) 29.bc6 Rc6 (29...bc6 30.ef4 gf4 31.c4=) 30.Bb5 Rc7 31.Qd1 Qf7 32.Qe2 (32.ef4 gf4 33.Rb2 Bh5=) 32...Bh5 Black prepares f3 33.Qf1 f3 34.Rc1 (34.g4 Bg6=) 34...fg2 35.Qg2 Rc3 (35...Nc4 36.h4=) 36.Nb1 Rcc8 37.N3d2 (37.N1d2 Kh7=) 37...Rc7 38.Qg3 Rac8 (38...Nf6 39.Rb2=) 39.Bf1 Kh7 40.c4 Nc4 41.Nc4 dc4 42.Nc3 Nf6 (42...Bf3 43.Nb5 Rc6 44.Na7+=) 43.Rac2 (43.Nb5 c3 44.Rac2 Rc6+=) 43...Rd7= 44.Nb5 c3 (44...Qf8 45.Bc4 Bf7 46.Qe5 Bc4 47.Rc4 Rc4 48.Rc4+=) 45.Bg2 (45.Nd6 Rd6 46.Qd6 Nd5+=) 45...Qe7 46.Nc3 The isolani on e4 becomes a target 46...Bg6 (46...Re8 47.Nb1+=) 47.Nd5 (47.Qe5 Ra8+–) 47...Rc2+= 48.Nf6 Qf6 49.Rc2 Kg7 50.Rc5 b6 51.Rc7 Rf7 (51...Re7 52.d5+=) 52.d5 (52.Rf7!? Kf7 53.Qc7 Qe7 54.Qb6+–) 52...Qa1 53.Kh2 Qf6 54.Rf7 (54.f3 ef3 55.Bf3 Qa1+=) 54...Kf7 (54...Qf7 55.Qe5 Qf6 56.Qc7 Kf8+=) 55.Qc7 Kf8 56.d6 Qe5 (56...Qf2?? 57.d7 Qf6 58.d8Q Qd8 59.Qd8 Kg7 60.Qc7 Kf8 61.Qb6+–) 57.Kg1 Bf5 (57...Be8 58.Qd8 Qe6 59.Qb6 Ba4 60.Qa5+–) 58.Bf1 g4 59.Qd8 Kg7 60.hg4 Bg4 61.Qc7 Kf8 62.Qb8 (62.Qb6 Qg5 63.Qb5 Bd7 64.Qg5 hg5=) 62...Kg7 (62...Qe8 63.Qb6 Qa4=) 63.Qb6 Bf3 64.Qd4 (64.Qc7 Kg6 65.Qd8 Kg7+–) 64...Qd4+= 65.ed4 Kf7 66.Bc4 Ke8 67.Bb5 Kd8 (67...Kf7 68.d5+–) 68.Kh2 h5 (68...Bh5 69.Kg3+–) 69.Kg3 Bd1 70.Bc6 Kc8 71.Kh4 (71.Be4?! Ba4 72.Bg6 Bb3 73.Bh5 a4=) 71...Kd8 72.Kg5 Kc8 73.Be8 Kd8 74.Bb5 (74.Bh5?! Ba4 75.Kf4 Bc2=) 74...Kc8 75.Bc6 ½–½. Degterev,Pavel (2275) – Bernal Varela,Nelson (2180), RM–2008–0-00024, 2009.

7.c4 ab5 8.cb5 e5 9.Qc2 e4 10.Nd4 Nc5 11.Be2 Ng4 12.Nc3 Qh4 The pressure on h2 grows 13.g3 Qf6 14.Bg4? (better 14.0-0 Qg5 15.Nb3=+) 14...Nd3-+ (14...Bg4?! 15.Nd5 Qg5 16.Nf4=) 15.Kf1?? (15.Qd3 ed3 16.Nd5-+) 15…Qf2 (15...Bg4?! 16.f4-+) 0-1. WillForkU (2010) - dewil (2575), ChessWorld.net, 2009.

7.Be2 0-0 8.0-0 c6 9.d4 ab5 10.ab5 Ra1 11.Ba1 Qb6 (11...Qa5 12.Nc3=) 12.c4 dc4 13.Bc4 cb5 14.Bd3 Nd5 15.Nbd2 f5 (15...Nb4 16.Ne4=) 16.Qb3 Attacking the isolated pawn on b5 (16.Qe2 b4=) 16...Nb4 (16...N7f6!?=) 17.Qe6+= Kh8 18.Bf5 Ne5 19.Qc8 Nf3 (19...Rc8 20.Bc8 Nc4 21.Bf5+=) 20.Nf3+/- Rc8 21.Bc8 Qc7 (21...Nc2 22.Bb2+/-) 22.Bf5 Qf7 23.e4 g6?? (better 23...Nd3+/-) 24.d5+- Kg8 1-0. onur604 (2320) - BeFairAndWin (2165), Casual Rapid game, lichess.org, 2021.

7.Nf3 ab5 8.ab5 Ra1 9.Ba1 Nbd7 10.Bd3 c5 11.bc6 bc6 12.0-0 Bb7 13.Ne5 Nc5 14.Be2 Qa5 15.Bc3 Qc7 16.Bd4 Ncd7 17.Nd7 Nd7 18.Nc3 Ra8 19.Qe1 f6 20.Qf2 e5 (20...Ra5 21.Nd1-/+) 21.fe5=+ fe5 (worse 21...Be5 22.Be5 Ne5 23.e4+=) 22.Qf7 Kh8 23.Ba7 Rf8 24.Qh5? (better 24.Qe6=+) 24...Nf6-+ 25.Qh4 Ra8 26.Rf6 Qe7 (26...Ra7?! 27.Rf1 e4 28.g3=+; 26...gf6?! 27.Qf6 Kg8 28.Bg4=) 27.Bb6 (27.Rf4 ef4 (27...Ra7?! 28.Qe7 Be7 29.Ra4=+) 28.Qe7 Be7-+) 27...gf6 (27...Qf6 28.Qf6 gf6 29.Kf2-+) 28.Qe1 (28.Kf2 Ba6 29.Qh3 f5-+) 28...Bb4 29.h3 (29.Nd1-+) 29...c5 30.Nb5 (30.e4 Bc3 31.dc3 Qd6-+) 30...Ra6 31.Bc7 (31.c3 Rb6 32.cb4 cb4-+) 31...c4 32.c3 (32.Qb1 Bd2 33.Bd6 Be3 34.Kh1 Qg7-+) 32...Bc5 33.d4 (33.Qb1 Bc6 34.Kf2 Kg7-+) 33...cd3! 34.Bd3 Ra2 35.Bb1 (35.Kh1 Bc6 36.Qb1 Rf2-+) 35...Rb2 36.Bd3 Ba6 37.Qc1 Bb5 38.Qb2 Be3 (38...Qc7?! 39.Qb5 e4 40.Bf1-/+) 39.Kh2 Bd3 40.Bb6 Qb7 41.Qa3 Bf4 42.g3 Bg3! 43.Kg3 Kg7 44.Qa7 (44.Qd6 Qf7-+) 44...Qa7 45.Ba7 Kg6 46.Bb8 Kf5 47.Kf3 Ke6 48.Ke3 Bf1 49.h4 Kf5 (49...Bb5!? 50.Kf3-+) 50.Bd6 Kg4 (50...Bb5 51.Kf2-+) 51.Be7 f5 52.Bd6 e4 53.h5 h6 (53...Kh5 54.Kf4-+) 54.Bb8 (54.Bf4 Kh5 55.Kf2 Bh3-+) 54...Kh5 55.Kf4 Kg6 56.Ba7 h5 57.Bf2 Bc4 58.Bh4 Ba6 59.Bd8 Bc8 60.Bh4 Bd7 61.Bg3 Kf6 62.Bf2 Bc6 63.Bh4 Ke6 64.Bf2 Be8 65.Be1 Bb5 66.Bf2 Ba4 67.Bh4 (67.Be1 Bd1-+) 67...Bd1 (67...Kd6!? 68.Bf2 Kc6 69.Ke5-+) 68.Bf2 Bg4 69.Bh4 Kd6 70.Bf2 Bh3 (70...Kc6!? 71.Ke5-+) 71.Bd4 Ke6 72.Kg5 Bg4 73.Bg1? (better 73.Bf2-+) 73...Kd6 74.Bf2 Kc6 75.Kf4 Kb5 76.Ke3 (76.Bd4-+) 76...Kc4 77.Be1 Bh3 78.Bd2 (78.Kf4 Kd3-+) 78...Bf1 79.Be1 Bg2 80.Kf4 (80.Kf2 f4 81.Kg2 f3 82.Kf2 Kd3-+) 80...h4! 81.Bh4 (81.Ke3 h3 82.Bg3 Kc3 83.Be5 Kc4-+) 81...Kc3 82.Kf5 d4 83.Be1 Kc2 84.Kf4 e3 85.Kg3 d3 (85...d3 86.Kg4 d2 87.Bg3 d1Q 88.Kg5 Qd8 89.Kg4 Qd7 90.Kg5 Qg7 91.Kf5 Qg3 92.Kf6 e2 93.Ke7 e1Q 94.Kf8 Qee5 95.Kf7 Qgg7) 0–1. Silent Move (2115) – dreuzel, redhotpawn.com, 2012.

7.Nf3= ab5 8.ab5 Ra1 9.Ba1 Nbd7 10.Be2 Re8 11.0-0 e5 12.fe5 Ne5 13.Ne5 Be5 14.Be5 Re5 15.Rf4 Ne4 16.Bd3 Nc5 (16...Qg5 17.Qf3 Qe7 18.Be4 de4 19.Qe2=) 17.Qf1 (17.Bh7!? Kh7 18.d4 Re3 19.Qh5 (< 19.dc5 Qe7 20.Qd4 Re1 21.Rf1 Bf5=+) 19...Kg8 20.Qf7 (20.dc5? Re1 21.Rf1 Qe7-+) 20...Kh7 21.Kf2+=) 17...Nd3 18.cd3 Qe8 19.d4 Rg5 20.Nc3 Bh3 21.Rf2 Qd7 22.Kh1 Bf5 23.Qa1 Be6 24.Qa8 Qc8 25.Qc8 Bc8 26.Rf1 Kf8 27.Rc1 Ke8 28.Ra1 Kd8 29.Ra8 Kd7 30.Na4 b6 31.Nc3 Bb7 32.Rb8 Bc8 33.Na2 c5 34.Rb6 (34.bc6!? Kc7 35.Ra8+/–) 34...cd4= 35.Kg1 de3 36.de3 Kc7 37.Rc6= Kb8 38.Nc3 Bb7 39.Rc5+= Rg6 40.Nd5 Rg5 41.e4 Re5 42.Kf2 Re4 43.Ne3 Ra4 44.h3 Ka7 45.Nc4 Ra2 46.Ke3 Rg2 47.Rc7 Rg3 48.Kf4 Rf3 49.Kg4? h5 50.Kg5 Rc3 51.b6 Kb8 52.Nd6 Rc7 53.bc7 Kc7 54.Nf7 Bf3 55.h4 Bd1 56.Kg6 Kd7 57.Kg7 Ke7 58.Ng5 Kd6 59.Kf6 Kd5 60.Kf5 Bg4 61.Kf4 Kd6 62.Ke4 Ke7 63.Ke5 Kf8 64.Kf6 Kg8 65.Kg6 Kh8 ½–½. Lippmann,Ulrich (1875) – Bodenstein,Joachim (1910), 40sen.LEM N'sachsen, 2006.

7.Nf3 c5 8.Be2 =.

7.Nf3 Nbd7 8.Be2= ab5 9.ab5 Ra1 10.Ba1 c5 11.0-0 b6 12.Ne5 Bb7 13.Qe1 Qc7 14.Nd7 Nd7 15.Bf3 (15.Qg3 e5=) 15...Ra8=+ 16.Nc3 Nf6 17.Qg3 Be7 18.d3 (18.Qf2 c4=+) 18...Ra5=+ 19.Bb2 Ne8 (19...h6 20.Qe1=) 20.Ra1 (20.Rb1 Bf6=) 20...Bf6 (20...d4!? 21.Ne2 Bf3 (21...de3 22.Ra5 Bf3 23.Ra6 Be2 24.Ra8=+) 22.Qf3 Rb5=+) 21.Ra5= ba5 22.Na4 Bb2 23.Nb2 Qd7 24.c4 dc4 25.dc4 Qd2 26.Bb7 Qc1 27.Kf2 Qb2 28.Kf3 a4?? (better is 28...Qc1-/+) 29.Qg5+/– a3?? (better is 29...Qd2 30.Qe7 Nf6 31.Qc5 h6+/–) 30.Qd8?? (30.Qe7 g6 31.f5-+ (31.Qc5?? a2 32.Qc8 a1Q 33.Qe8 Kg7-+)) 30...g6-+ 31.Qe8 Kg7 32.Bc8 a2 33.Be6 a1Q 34.Qf7 Kh6 35.Qf8 Qg7 36.Qc5 Qf1 37.Kg3 Qf6 38.Bc8 Qe1 39.Kf3 Qd1 40.Ke4 Qfd8 41.Qg5 Qg5 42.fg5 Kg5 43.Bb7 Kf6 44.Bd5 h6 45.h3 Ke7 46.Ke5 Qd2 47.Kf4 Qf2 48.Ke4 Qg2 49.Kd4 Qh3 50.b6 Qh4 51.Kc5 Qf2 52.b7 Qe3 53.Kc6 Qe5 54.Kb6 Qd6 55.Ka7 Qc5 56.Ka6 Qb4 57.Ka7 Qa5 58.Kb8 h5 (59.Bf3 h4-+) 0–1. Solare,Juan – Hemzo,Miguel Angelo, Orang–Utan Invitational, 2001.

7.Nf3 Nbd7 8.Be2= Nb6 9.ba6 ba6 10.a5 =.

7.Nf3 Nbd7 8.Be2 Re8 9.0-0 e5 10.fe5 Ne5 11.Ne5 Be5 12.Be5 Re5 13.Rf4 (13.ba6 ba6 14.Qe1 Qd6=+) 13...ab5 14.Bb5 Nh5 15.Rb4 Qe7 16.Rb3 d4 17.Be2 (17.Qf3 de3 18.Re3 Re3 19.Qe3 Qe3 20.de3 Nf6=+) 17...Nf4!-/+ 18.Raa3 (18.ef4 Re4 Double attack (18...Re2 Pinning; 18...Re2 Deflection; 18...Re4 Decoy)) 18...de3 19.Re3 Qg5 (19...Bd7 20.Bf3=+) 20.Bf3=+ Raa5 21.Nc3? (better 21.Re5 Re5 22.Re3=+) 21...Re3-+ 22.de3 Ng2! 23.Ne4? (23.Bg2 Bh3 Pinning (23...Bh3 Decoy)) 23...Ne3-+ 24.Ng5 Rg5 25.Kf2 Nd1 26.Bd1 Kf8 27.Re3 Ra5 28.c3 Bd7 29.Re4 Bc6 30.Rd4 h6 31.Bb3 f5 32.Rd8 Ke7 33.Rg8 Kf6 (33...g5 34.Rg7 Kd6 35.Rg6 Ke5 36.Rh6 Ba4 37.Bf7-+) 34.Rf8 Ke7 (better 34...Kg6!? 35.Rc8-+) 35.Rf7 (better 35.Rg8=) 35...Kd6 36.Rg7 Ba4 37.Rg6 Ke5 38.Re6 Kf4 39.Ba4 Ra4 40.Rh6 Rc4?? (better 40...Ra2 41.Ke1 Rc2 42.Rh4 Ke3 43.Rh3 Ke4-+) 41.Rh4+– (41.Rh4 Ke5 42.Rc4+–) 1–0. GuestSVRL – FERTUIPY, freechess.org, 2019.

7.ab5 Ra1 8.Ba1 0-0 9.Nf3 Bd7 10.Be2 Bb4 11.c4 dc4=+ 12.Bc4 Ne8 13.Qc2= Be7 14.Bd3 f5 15.0-0 Nd6 16.Qb3 c5 17.Na3 Qb6 18.Ne5+= Bc8 19.Rb1 Qd8 20.Nac4 Qc7 21.b6 Qd8 22.Nd6 Qd6 23.Be2 Qd2 24.Bc4 Kh8 25.Be6 Nc6?? 26.Nf7 Rf7 27.Bf7 Bh4 28.Bg8 Qd7 29.Rd1 Qe7 30.Bd5 Nb4 31.Bf3 Qf8 32.Qc4 h6 33.Qb5 Qe7 34.g3 Bf6 35.Bf6 gf6 36.Kf2 Kg7 37.Qa4 Na6 38.Bb7 Qb7 39.Qe8 Nb4 40.Rd8 Nd3 41.Kg1 (41...Be6 42.Qe6+–; < 41.Rd3 Qa6 42.Qe7 Kg6+–) 1–0. Van der Brink,J – Meischner,R, corr, 1991.

7.ab5= Ra1 8.Ba1 Nbd7 9.Nf3 c5 10.bc6 bc6 11.Be2 0-0 12.0-0 Qa5 13.Be5 Be5 14.Ne5 c5 15.Nc6 Qb6 16.Ne7 Kh8 17.Nc8 Rc8 18.c4 d4 19.Na3 Ra8 20.Nb5 Ra2 21.Bf3 e5 22.Bg4 e4 23.Bd7 Nd7 24.Qb1 Rd2 25.Qe4 Nf6 26.Qa8 Ng8 27.e4 Qg6 28.e5 Qd3 29.h3 Rd1 30.Rd1 Qd1 31.Kh2 Qf1 32.Qe4 g5 33.fg5 Ne7 34.Nd6+/– d3 35.e6 fe6 36.Qe5 Kg8 37.Qe6 Kf8 38.Qe3 Kg8 39.Ne4 Qe2 40.Qf4 Ng6 41.Qb8 Kf7 42.Qc7 Ne7 43.Qf4 Kg8 44.Qe5 Ng6 45.Qd5 (45...Kg7 46.Ng3+– (46.Nc5 Qe5 47.Qe5 Ne5 48.Nd3 Nd3=+)) 1–0. Muri,Heinrich (2345) – Calhau,Eduardo JG (2425), EU–ch65 sf08 email, 2003.

7.Nf3 0-0 8.Be2= ab5 9.ab5 Ra1 10.Ba1 c5 11.0-0 Qc7 12.c4 b6 13.cd5 ed5=+ 14.Nh4 Bb7 15.Nf5 Ra8 16.Bb2 Bf8 17.Bf3 g6 18.Ng3 c4 19.Qc2 Qc5 20.Nc3 Bg7 21.Rb1 Qd6 22.Na4 Ne8 23.Ne2 f5 24.Bg7 Ng7 25.Rd1 Ne6 26.d3 cd3 27.Rd3 Nec5 28.Nc5 bc5 29.Nc3 Nb6 30.Rd1 Qe7 31.Qe2 Kf8 32.Qf2 Ra3 33.Rc1 h6 34.h3 Kg8 35.Qd2 Kh7 36.Kh2 Rb3 37.Bd5 Nd5 38.Nd5 Qd6 39.Rd1 Qd5 40.Qd5 Bd5 41.Rd5 Rb5 42.g4 fg4 43.hg4 Kg7 44.Kg3 Rb3 45.Kf3 c4 46.Rc5 c3 47.Ke4+/– Kf6 48.Kd4 Rb1 49.Rc3 Rg1 50.Rc6 Kf7 51.Ke5 Rg4+= 52.Rc7 ½–½. Benassi,Aspasio – Martucci,Massimo, corr ITA/3/26, 2002.

7.Nf3 0-0 8.Be2 ab5 9.ab5 Ra1 10.Ba1 c5 11.0-0 Re8 12.c4 e5 13.fe5 Ne5 14.cd5 Nd5 15.Be5 Be5 (worse 15...Re5 16.Ne5 Be5 17.Bg4+/-) 16.Ne5 Re5 17.Qc1 b6 18.Na3 Nf6 19.Nc4 Re7 20.Qc2 Bb7 21.Ra1 h6 22.Ra7 Be4 23.Qa4 Re8 24.Qa3 Qd5 25.g3 (25.Nb6? Qd2 26.Qb3 Re6-+) 25...Qe6 26.d3 Bd5 27.Ra6 Bc4 28.dc4 Qe3 29.Qe3 Re3 30.Bf1 Re6 31.Bg2 Ne4 32.Be4 Re4 33.Rb6 Rc4 34.Kf2 Kf8 35.Rc6 ½-½. marekt (2425) - DarkKnightsPawn (2250), ChessWorld.net, 2013.

7.Nf3 0-0 8.Be2= c5 9.0-0 =.

8.d4 0-0 9.Bd3 ab5 10.ab5 Ra1 11.Ba1 c5 12.bc6 bc6 13.0-0 c5 14.c3 (14.dc5 Bc5 15.Bd4 Bb7=) 14...Bb7 15.Nbd2 c4 16.Bc2 h6 17.Ne5 Ra8 18.Qb1 Rb8 19.Qe1 Nb6 20.Qe2 Ra8 21.Rb1 Qc7 22.Qe1 Ne4 23.Bb2 f6 24.Ng4 Ra2 25.Qc1 Nd2 26.Qd2 Bc6 27.Qc1 Qa7 28.Ra1 Ra1 29.Qa1 Qa1 30.Ba1 Kf7 31.g3 Ba4 32.Ba4 Na4 33.Kf1 h5 34.Nf2 e5 35.Ke2 Ke6 36.Nd1 (36.fe5 fe5 37.e4 g5+=) 36...Kf5 37.Nf2 Bc7 38.Nd1 g5 39.de5 fe5 40.e4 Ke4 41.fg5 Nc5 42.Bb2 Ne6 43.Bc1 Bb6 44.Bd2 Kf5 45.h4 Nc7 46.Nb2 Nb5 47.Na4 Ba7 48.Nb2 Nd6 49.Be1 Bb6 ½–½. Muri,Heinrich (2375) – Krabbe,Wolf_Dieter (2320), WC35/pr05 ICCF, 2011.

8.Be2 e5 9.fe5 Be5 =.

8.Be2= e5 9.fe5 Ne5 10.0-0 0-0 11.Nc3 c6 12.Nd4 Re8 13.Qe1 c5 14.Nf5 Bf5 15.Rf5 d4 16.Nd1 Qe6 17.Qf1 Ne4 18.d3 (18.ed4 cd4 19.d3 Nd2-/+) 18...Nd2-/+ 19.Qf2 ab5 (19...Ng6 20.e4 Ne7 21.Rh5 ab5 22.Bc1 Ra4 23.Ra4 Ne4 24.Ra8 Ra8 25.de4 Qe4 26.Bf3-/+ (26.Bb5? Ra1 27.Bd3 Rc1 28.Be4 Rd1 29.Qf1 Rf1 30.Kf1 g6-+)) 20.ed4 cd4 21.ab5 Ra1 22.Ba1 g6 23.Rf6 Ng4 24.Re6 Bh2 25.Kh1 Nf2 26.Kh2 Re6 27.Nf2 Re2 28.Bd4 f5 29.c4 g5 30.Bb6 Kf7 31.Nh3 Kg6 32.Ng1 Nf1 33.Kh1 Ra2 34.c5 Rb2 35.Nf3 f4 36.g4 Ne3 37.Ne5 Kf6 38.d4 Rb5 39.Bd8 Ke6 40.Bg5 Rb1 41.Kh2 Rf1 42.Bd8 Kd5 43.Bb6 h6 44.Bc7 Ke4 (44...Ke4 45.c6 bc6-+) 0–1. Kaltschmidt – Woelfelschneider,Peter, 2010.

8.Ne5 ab5 9.Bb5 0-0 10.0-0 Ne4 11.Nd7 Bd7=+ 12.Nc3 Bb5 13.Nb5 (13.ab5 Ra1 14.Ba1 Nf6=) 13...Bc5 14.Rf3 c6 15.Nd4 Bb4 (15...Ra6 16.d3 Nf6 17.Nb3=+) 16.c3 Bd6 17.Rh3 (17.d3 Nc5=+) 17...g6 (17...Rfe8 18.d3 Nf6 19.Qb3=+) 18.Nb3= e5 (18...Nc5 19.Nc5 Bc5 20.Qb3=+) 19.d3 Nf6 20.fe5 Qe5 21.a5 h5 22.Qd2 Qe7 23.c4 dc4 24.Bf6 Qf6 25.dc4 Rfd8 26.Rf1 Qe6 27.Qc2 Rd7 28.Rhf3 Re8 29.Rd1 Bc7 30.Rd7 Qd7 31.c5 Qd5 32.Qb1 Re7 33.Qc2 h4 34.h3 Re4 35.Nd2 Rb4 36.Rf2 Ba5 37.Rf1 Bd8 38.Kh1 Be7 39.e4 Qd4 (39...Qc5?! 40.Qa2 Kg7 41.Qf7 Kh6 42.Qe8=+) 0–1. Taulien,Hans_Juergen (2350) – Rohs,Rudolf W (2470), RSL4, 2006.

8.Ne5 ab5 9.Bb5 0-0 10.0-0 Ne4 11.Qg4 f6 12.Bd7 Bd7 13.Nd7 Qd7 14.d3 f5 15.Qh4 Nc5=+ 16.a5 Na4 17.Be5 Ra5 18.Nd2 Be5 19.fe5 c5 20.Nb3 Raa8 21.Ra3 Ra6 22.Rfa1 Rfa8 23.R3a2 b5 24.Nd2 c4 25.Nf3 Nc5 26.Ra6 Ra6 27.Rb1 Qc7 28.Qd4 cd3 29.cd3 Ra4 30.Qb2 b4 31.Ne1 Qa5 32.Qc1 Ra3 33.Qd1 Ra2 34.Qc1 Qb5 35.Qd1 Ra3 (36.d4 Ne4-+) 0–1. Taulien,Hans_Juergen – Karkuth,Siegfried, remoteschach.de, 2002.

6.Na3 c5 7.Nf3 Bd6 8.c4 Qe7 9.Be2 0-0 10.0-0 a5 (10...e5 11.d4 cd4 12.ed4=) 11.Qb3 dc4 (11...Rd8!?+=) 12.Nc4+/– (worse is 12.Bc4 Bc8+=; 12.Qc4?! e5=) 12...Nd5 13.Nd6 Qd6 14.Be5 Qe7 15.Rac1 f6 16.Bg3 Be8 17.d4 Nd7 18.Rfd1 Bf7 19.e4 Nb4 20.Qb2 Nb6? (better is 20...Rac8+/–) 21.dc5+– (21.Rc5 Na4 22.Qc1 Nc5 23.Qc5 Qc5 24.dc5 e5-+) 21...Nc8 22.Bd6 Nd6 23.cd6 (worse is 23.Rd6 e5+–) 23...Qd8 24.e5 Nd5 25.Rc4 Qd7 26.Bd3 Rfd8 27.Qb1 g6 28.Rcc1 fe5+/– 29.Ne5 Qd6 30.Nf7 Kf7+= 31.g3 Rac8 32.Qa1 Rc1 33.Rc1 Nb4 34.Bf1 Kg8 35.Bg2 Nd5 36.Qa2 Qe5 37.Bd5 ed5 38.Kf1 Kf7 39.Re1 Qd6 40.Qb3 Rd7 41.Qe3 Re7 42.Qf3+= Ke8 43.Rc1 Qe5 44.b6 Qe4 45.Rc8 Kd7 46.Rc7 Kd6 47.Qf6+/– Re6?? 48.Qf8+– Ke5 49.f4 Kd4 50.Qg7 Ke3+/– 51.Qc3 Qd3 52.Kg2?? Qc3-/+ 53.Rc3 Kd4 54.Rc7 Rb6 55.Rh7 Kc4 56.Rd7 d4 57.Kf3 d3 58.Ke3 Re6-/+ 59.Kd2 Re2 60.Kd1 Rh2 0–1. Peter,Falco – Winand,Edgar (1815), Karl Mala mem op, 2006.

6.Na3 c6 7.c4 (7.Nf3 Bd6=) 7...dc4=+ 8.Bc4 ab5 9.ab5 cb5 (9...Ba3 10.Ra3 Ra3 11.Ba3 cb5 12.Be2=) 10.Nb5= Ra1 11.Qa1 Be7 12.Nf3 0-0 13.Ne5 (13.0-0 Bc6 14.Nbd4 Bd5=) 13...Qc7?? (better 13...Bc6 14.Nc6 Nc6=) 14.Nc7+- 1-0. TWW_LONDON (1630) - hottechess (1635), lichess.org, 2021.

6.ba6 Na6=+ 7.Nc3 Bb4 8.Nce2 (8.Nf3 0-0=+) 8...0-0 9.Ng3 Nc5 10.c3 (10.Qb1 Qe7-/+) 10...Ba5 11.d4 (11.Ba3 Ba4 12.Qb1 Bb6-/+) 11...Nce4 (better 11...Na4!? 12.Qc2 c5 13.dc5 Qc7-+) 12.Ne4 Ne4 13.Bd3?? (13.Qc2 c5-/+) 13...Bc3 (better 13...Nc3 14.Bc3 Bc3 15.Ke2 Ba1 16.Qa1 b6-+) 14.Bc3-/+ Nc3 15.Ne2?? (15.Qc2 Ne4!=+) 15...Ne2 (better 15...Nd1 16.Rd1 c5 17.dc5 Qa5 18.Rd2 Ba4-+) 16.Qe2-/+ Ra4 17.Ra4 Ba4 18.0-0 c6 19.Qh5 h6 20.Qg4 (20.Rb1 Qe7-/+) 20...Qg5 21.Qg5 hg5 22.Ra1 b5 23.g3 (23.Rc1 Rc8-+) 23...Rc8 24.Kg2 (24.f3 c5 25.dc5 Rc5-+) 24...c5 25.dc5 Rc5 26.e4 (26.Rb1 e5-+) 26...Bb3 (26...Rc3 27.Be2 de4 28.Rb1-+) 27.Ra5 (27.Ra8 Kh7 28.e5 g6-+) 27...de4 (27...Bc4 28.Bb1-+) 28.Be4 Bd5 29.Bd5 Rd5 30.Kf3 b4 31.Rd5? (31.Ra2-+) 31...ed5 32.Ke3 f6 33.Kd3 Kf7 34.Kc2 Ke6 35.Kb3 (35.f3 Ke5 36.Kd3 b3-+) 35...Ke5 36.Kb4 Ke4 (better 36...Kd4 37.h3-+) 37.Kb3 (37.Kc3-+) 37...Kf3 38.Kc3 Kf2 39.Kd4 Kg2 40.Kd5 Kh2 41.Ke6 Kh3 42.Kf5 Kg3 43.Kg6 g4 44.Kg7 f5 45.Kf6 f4 46.Kf5 f3 47.Ke4 f2 48.Ke3 If White now only could play Kh3... 48...f1Q (48...f1Q 49.Kd2 Qc4 50.Ke3 Kh2 51.Kd2 g3 52.Ke3 g2 53.Kd2 Qd4 54.Kc2 g1Q 55.Kb3 Qgd1 56.Ka3 Q1a4) 0-1. alt20 – Sumrak, lichess.org, 2015.

6.c4 Bb4 7.Qc2 a5 (7...dc4 8.Bc4 ab5 9.ab5 Ra1 10.Ba1=) 8.Bc3 (8.Nf3 c6=) 8...Bc3 9.Nc3 b6 (9...Ra7 10.d4+=) 10.d3 (10.d4 0-0+=) 10...c6 (10...c5 11.Nf3=) 11.Nf3+= 0-0 12.Ne5 Qc7 13.d4 Rd8 14.Nd7 (14.cd5 cd5 15.Rc1 Rc8+=) 14...Nbd7= 15.Be2 (15.cd5!? cd5 16.Rc1=) 15...Rac8 16.0-0 e5 (16...c5 17.Rad1-/+) 17.Qb3 (17.Rac1 ed4 18.ed4 Qd6=) 17...ed4 18.ed4 cb5 (18...c5 19.Nd5 Nd5 20.cd5 cd4 21.Rfd1=) 19.Nb5= dc4 20.Qc2 (20.Qe3 Qb8=) 20...Qf4 21.g3 Qe4 (better 21...Qh6=) 22.Qd2?? (better 22.Qe4 Ne4 23.Rfc1+=) 22...Ne5! 23.f3 (23.de5 Rd5 Double attack (23...Rd2 Pinning; 23...Rd2 Deflection; 23...Rd5 Decoy; 23...Rd2 Clearance)) 23...Qg6 24.Rac1 Nd3 (24...Nh5 25.f4 Ng3 26.hg3 Qg3 27.Kh1 Rc6=+) 25.Bd3 (better 25.Rc4! Nb4 26.Rc8 Rc8 27.Rc1=) 25...Qd3-/+ 26.Qd3 cd3 27.Rc8 Rc8 28.Rd1 Rc4 29.Rd3 Ra4 30.Rc3 g6 (30...Ra1 31.Kg2 Kf8-/+) 31.Kf2? (better 31.Rc6!? Rb4 32.Rb6-/+) 31...Rb4-+ 32.Nd6 Nd5 (32...Rd4 33.Rc6 Rd2 34.Ke1 Rh2 35.Rb6-+) 33.Rc8 Kg7 34.Ne8 Kh6 35.h4 Rd4 36.g4 Rd3?? (36...f5 37.g5 Kh5-/+) 37.Kg3 (37.g5 Kh5 38.Rc4 Nf4 39.Rf4 Rd2 40.Ke3 Re2 41.Ke2 b5 42.Nf6) 37...Rc3?? (better 37...g5 38.Rc6 f6 39.Nf6 gh4 40.Kh4 Nf6 41.Rf6 Kg7 42.Rb6 Rf3=+) 38.g5 Kh5 39.Ng7 1-0. TWW_LONDON (1895) - sonheu (1910), lichess.org, 2020.

6.c4 c5 7.Nf3 Be7 8.Be2 0-0 9.0-0 Bd6 10.Nc3 Qe7 11.d4 cd4 12.Nd4 (12.Qd4 e5 13.Qh4 dc4 14.Bc4 e4+=) 12...e5 13.Nf3 ab5 (13...dc4 14.Bc4 e4 15.Nd2=) 14.ab5 (14.Nb5 Bb5 15.ab5 Nbd7+=) 14...Ra1= 15.Qa1 e4 16.Nd4 (better 16.Nd2 dc4 17.Nc4= (worse 17.Bc4 Bh2 18.Kh2 Ng4 19.Kg1 Qh4=+)) 16...Bg4?? (better 16...dc4 17.Qa4 Rc8=+) 17.Nd5+- Nd5 18.Bg4 (18.cd5?! Qe5 19.g3 Be2 20.Ne2 Qg5+/-) 18...Qh4 (18...Qg5 19.Nf5 (worse 19.cd5 Qg4 20.Ba3 Ba3 21.Qa3 Qg5+/-) 19...Qg4 20.Nd6+-) 19.Bh3 Ne7 20.Ba3 (20.Nb3 b6+-) 20...Ba3 (20...Bc7+-) 21.Qa3 Re8 (21...Ng6 22.Nf5 Qf6 23.Nd6+-) 22.Qd6 (22.Qa7 Ng6+-) 22...Qh5 (22...Ng6 23.Nf5 Qd8 24.Rd1+-) 23.c5 (better 23.Qc7 b6+-) 23...g5? (23...Nd5+-) 24.Nf5 (24.Bd7!? Nd7 25.Qd7 f5+-) 24...Ng6 (24...Nf5 25.Bf5 g4+-) 25.Qf6 (25.Qf6 Qh6 26.Nh6 Kf8 27.Qf7) 1-0. BeepBeepImAJeep - seanysean (2110), IM BeepBeepImAJeep simul, lichess.org, 2017.

6.c4 Be7 7.Nc3 =+.

6.Nf3 Bb4 7.c4 (7.Nc3 0-0+=) 7...c6 8.Qb3 Qe7 9.cd5 Nd5 (9...ed5 10.Bd3=) 10.Bg7 Rg8 11.Bd4 ab5 12.ab5 Ra1 13.Ba1 cb5 14.Bd3 (14.Nd4 Na6+=) 14...h6 (14...Rg2 15.Kf1 Rg4+=) 15.0-0+– Bd6 (15...Na6 16.Bh7 Rg4 17.Ne5+–) 16.Rc1 (16.Nc3 Nc3 17.Bc3 Na6+–) 16...f6 (16...Na6 17.Bd4 b4 18.Bh7+–) 17.Bb5+– Qg7 (17...Bb5 18.Qb5 Qd7+–) 18.Bd7 Nd7 19.g3 Qg4 (19...Nc5 20.Qb5 Kf7 21.Rc5 Bc5 22.Qc5+–) 20.Qb7 Qf3 21.Rc8 Ke7?? (21...Kf7 22.Rg8 Kg8 23.Qd7 Qd1 24.Kg2 Ne3 25.de3 Qd5 26.f3 Qa2 27.Kh3 Qa1 28.Qe6 Kg7 29.Qd6 Qb1 30.Qe7 Kg6 31.Qe4 Qe4 32.fe4 Kg5+–) 22.Rg8 (22.Rg8 Qd1 23.Kg2+–) 1–0. DEFFM – GuestZZFF, freechess.org, 2019.

6.Nf3 b6 7.c4 c6 8.Nc3 Bb4 9.Qb3 Bc3 10.Bc3 ab5 11.ab5 Ra1 12.Ba1 cb5 (12...dc4 13.Bc4 0-0 14.0-0+=) 13.cb5 0-0 14.Be2 Ne4 15.0-0 g5 (15...f6 16.Rc1+=) 16.Qb2 f6 17.d3 Nd6 18.Ng5 h6 19.Nf3 Bb5 20.Nd4 Bd7 21.Bg4 Re8 22.f4 Re7 23.Rf3 e5 24.Bd7 Nd7? (better is 24...ed4 25.Bh3 Nc6+/–) 25.Nc6+– Qe8 26.Ne7 Qe7 27.fe5 Ne5 28.Rg3 Kf7 29.Qb6 Nf5 (29...Qb7 30.Qb7 Nb7 31.Be5 fe5 32.Rf3 Kg6 33.g4+–) 30.Be5 Qe5 31.Rf3 Kg6 32.d4 Qe4 33.Qb8 Kf7 34.Qf4 (34.Qc7 Ne7+–) 34...Ke6? (34...Qf4 35.Rf4 Ne3+–) 35.Qe4 de4 36.Rf4 1–0. Hal1958 – Joao cxv, playchess.de, 2002.

6.f4 c5 7.c4 Be7 8.Nf3 0-0 9.Nc3 Qc7 10.Ne5 Bd6 11.Qc2 dc4 (11...d4 12.Ne2+=) 12.Nc4 Be7 13.Be2 ab5 14.ab5 Ra1 15.Ba1 Nd5 16.Nd5 (16.0-0 b6+=) 16...ed5= 17.Be5 Qd8 18.Nd6 (18.Nb2 f6 19.Bc3 Qb6=) 18...Qb6 Exerts pressure on the isolated pawn (18...f6!? 19.Qc5 Be6 (19...fe5?! 20.Qd5 Kh8 21.Nf7 Rf7 22.Qf7+=) 20.Nb7 Bc5 21.Nd8 Rd8-/+) 19.Nf5= Bf6 20.0-0 c4 (worse is 20...Bb5 21.Qb1 c4 22.Nd4 Be5 23.fe5+–) 21.Nd4 Be5 22.fe5 Qc7 (worse is 22...Bb5 23.Rb1 Nc6 24.Nb5 (24.Rb5?! Nd4 25.Rb6 Nc2=) 24...Ne5 25.Qf5+–) 23.e6 Be8?? (23...Be6 24.Bd3 g6 25.Bg6 hg6 26.Ne6 fe6 27.Qg6 Qg7 28.Qe6 Kh7 29.Qd5 Rf1 30.Kf1 Qc7+=) 24.Bg4?? (24.Bf3 b6+–) 24...g6? (better is 24...Qd6+=) 25.Bf3 Qe5 26.Bd5! fe6? (26...Qd5 27.ef7 Deflection (27.e7 Passed pawn)) 27.Rf8 Kf8 28.Ne6 Ke7 29.Qc4 Qa1 (29...Bf7 30.Nf4 Bd5 31.Nd5 (31.Qd5?! Qd5 32.Nd5 Kd6+–) 31...Kd8 32.d4+–) 30.Kf2 Qf6 31.Ke2 Qe5 32.Qh4 Kd6 (32...g5 33.Qh7 Kd6 34.Bc4+–) 33.Qd8 Nd7 34.e4 (34.Nc7 Qh2 35.Ne8 Kd5 36.Qd7 Kc4 37.d3 Kb4+–) 34...Qh5 (34...Bf7 35.d4 Qh5 36.Kf2 Be6 37.Bb7+–) 35.Kd3 (better is 35.Ke1 Bf7 36.Nf8 Bd5 37.Nd7 Qh6 38.Nf6 Kc5 39.Qd5 Kb4+–) 35...Bf7 36.Qc7 Ke7 37.Nf4 (37.Nc5 Be8 38.Nd7 Bd7 39.Qb7 Qd1+–) 37...Qg5 (37...Qe5 38.Qe5 Ne5 39.Kd4 Bd5 40.Ke5 Bc4 41.Nd5 Kd8+–) 38.Bf7 Qb5 39.Bc4 Qb1 40.Ke3 Qe1 41.Be2 (41.Kf3 Qd1 42.Be2 Qb3 43.Kg4 Qa4 44.Qb7 Qc6 45.Qc6 Ne5 46.Kg5 Nc6+–) 41...g5 (41...Qg1 42.Kf3 g5 43.Nd3+–) 42.Nd5 Ke6 43.Qg3 (43.d3 h5+–) 43...Qc1 (43...Qg3 44.hg3 Ne5+–) 44.Bg4 (44.Bg4 Kf7 45.Qf3 Kg7 46.Bd7 Qe1 47.Kd3+–) 1–0. Grabmeier,Johannes (1930) – Riedl,Max (1885), Deggendorf op, 2006.

6.f4 c6 7.ba6 Na6 8.Nf3 Be7 9.Be2 0-0 10.0-0 c5 11.Ne5 c4 12.d4 Nc7 13.c3 b5 14.Nd7 Qd7 15.ab5 Nb5 16.Nd2 Rfb8 17.Qc2 Qb7 18.Ra8 Ra8 19.Ra1 Ra1 20.Ba1 Qa7 21.Bb2 Qa2 22.Qb1 Qb1 23.Nb1 Ne4 24.Bf3 f5 25.Be4 fe4 26.Kf2 Kf7 27.g4 g6 28.Kg3 Ke8 29.h4 Kd7 30.h5 Kc6 31.hg6 hg6 32.Kf2 Kb6 33.Ke2 Ka5 34.Kd2 Ka4 35.Kc2 Bh4 36.Nd2 Bf2 37.Nf1 Be1 38.g5 Bf2 39.Bc1 Nd6 40.Nh2 Nf5 41.Ng4 Bg1 42.Bd2 Ka3 43.Bc1 Ka2 44.Bd2 Ka3 45.Bc1 ½–½. Sundin,Thommy (1890) – Nygren,Per Arne (1925), Soederhamn S, 1988.

7.Ba3 Bc3 8.dc3 ab5 9.ab5 Ra5 10.c4 (10.Bb2 Ra1 11.Qa1 c6=) 10...dc4=+ 11.Bc4 Bb5 12.Qd8 Kd8 13.Bb5 Rb5 14.Rd1 (14.c4 Rb3=+) 14...Kc8-/+ 15.Nf3 Nc6 16.0-0 Rd8 17.c4 (17.Rd8 Kd8 18.Bf8 g5-/+) 17...Ra5 18.Rd8 Kd8 19.Ra1 Kd7 (19...Ne4 20.Kf1-/+) 20.Rd1 Kc8 21.Bb2 h6 (21...Ra2 22.Bf6 gf6 23.Rc1-+) 22.h3 (22.Ra1 Ne8-/+) 22...Rc5 (better 22...e5-/+) 23.Ba3? (better 23.Nd2-/+) 23...Rc4-+ 24.Ne5?? (24.Bf8 Ne8 25.Kf1-+) 24...Ne5 25.Bb2 Ned7 26.Kh2 (26.Rd2 c5-+) 26...Rc2 27.Bd4 (27.Bf6 Nf6 28.f3 Nd5-+) 27...Rf2 (27...e5!? 28.Ba1 Rf2 29.Rb1-+) 28.Ra1 b6 29.Ra8 Nb8 (better 29...Kb7!? 30.Bf6 Ka8 31.Bg7-+) 30.Ra1 (30.Kg1 Rf5-+) 30...c5 31.Rc1 (31.Kg1 Rc2 32.Bf6 gf6-+) 31...Kb7 (31...Nbd7 32.Kg1 Ra2 33.Ra1 Ra1 34.Ba1-+) 32.Bf6 (32.Kg1 Rd2 33.Bc3 Re2-+) 32...Rf6 33.e4 Kc7 34.e5 (34.Rc3 Nc6-+) 34...Rf5 35.Re1 Nc6 36.g4 (36.Rc1 Re5 37.Rf1 f5-+) 36...Re5 37.Rf1 f6 (37...f5 38.Kg3-+) 38.Kg1 (38.Kg3 Re3 39.Kg2 b5-+) 38...b5 39.Rb1 b4 40.Ra1 c4 41.Rc1 c3 (better 41...b3 42.Rb1 Rc5-+) 42.Ra1 b3 43.Ra4 (43.Ra4 b2 44.Rf4 b1Q 45.Rf1 c2 46.Rc1 Qc1 47.Kg2 Re2 48.Kg3 Qe1 49.Kf4 Qf2). TWW_LONDON (1805) - kuvlamat (1865), lichess.org, 2021.

7.Ba3 Bc3 8.dc3 c5 9.Bc5 (better 9.Nf3 Ne4 10.Bb2=) 9...Qc8 (9...Qc7 10.Qd4 ab5 11.Bb6=+) 10.Qd4?? (better 10.Bd4+/-) 10...ab5=+ 11.Nf3 (11.Bd3 Nc6 12.Qf4 Ne5=+) 11...ba4 (better 11...Nc6 12.Qd1 ba4-/+) 12.Ra4?? (better 12.Bd3=) 12...Ra4-+ 13.Qa4 (13.c4-+) 13...Ba4 14.Bd4 Bc2 (14...Nc6 15.Bf6 gf6 16.Kd2-+) 15.Kd2 Be4 16.Bd3 Bf3 (better 16...Bd3 17.Ra1 Qc4 18.Kc1-+) 17.gf3 Nc6 18.Be5 Ne5 (18...Ne5 19.Be2 Qa8-+) 0-1. invictus31 – GANZIDA, lichess.org, 2017.

8.Qa1 c6 9.Nf3 Bb4 (9...Bd6 10.Qa7=) 10.bc6 Bc6 11.Bd3 (11.Be2 0-0=) 11...Qa5 (11...Nbd7 12.0-0=) 12.Qa5+= Ba5 13.Nd4 (13.Ke2 Ne4+=) 13...Bc3 (13...e5 14.Ndb5=) 14.Bc3+= Nbd7 15.0-0 0-0 16.Ra1 Nb6 17.Nc6 bc6 18.Bf6 gf6 19.Ra6 (better 19.Be2+=) 19...Nc4? (19...Rb8 20.f4=) 20.Rc6 (20.Bc4!? dc4 21.Rc6 Ra8+-) 20...Ne5 (20...Nd2!? 21.f3 Ra8+=) 21.Rc3 Nd3 22.Rd3 Rc8 23.c3 Ra8 24.f3 Kf8 (24...f5 25.Rd4+/-) 25.Kf2 (25.e4 de4 26.fe4 Ra2+-) 25...Ke7 (25...f5 26.Rd4+/-) 26.g4 Kd6 (26...h5 27.h4+-) 27.Rd4 (27.c4 Ra4 28.cd5 ed5+-) 27...Ra2 (27...e5 28.Rd3 Ke6 29.e4 de4 30.fe4+-) 28.Ke2 (28.c4 Kc5 29.cd5 ed5+-) 28...e5 (28...Ra1 29.e4+/-) 29.Rb4+- h6 (29...Ra1 30.Rb6 Ke7 31.Rb7 Ke6 32.f4+/-) 30.h4 Ra1 31.Rb8 (31.Rb6 Ke7+-) 31...e4? (better 31...Rh1!?+/-) 32.Rh8 (32.Rb6 Ke7 33.fe4 de4+-) 32...ef3 33.Kf3 Ke6 (33...Rf1 34.Kg2 Rd1 35.d4+-) 34.Rh6 Ra4 (34...Rf1 35.Ke2 Rh1 36.g5+-) 35.g5 Kf5 (35...Ke7 36.gf6 Ke6+-) 36.Rf6 Ke5 37.d4 (37.d4 Rd4 38.ed4) 1-0. Abdullaevich (1680) – Volnodum, lichess.org, 2015.

8.Qa1 Bd6 9.Na4 0-0 10.Nf3 Qe8 (10...Ne8 11.Be2=) 11.c4 (11.Bf6 gf6 12.Qf6 Bb5+=) 11...dc4 12.Bc4 Bb5 13.Bb3 (13.Bf6 gf6 (worse 13...Bc4 14.Bg7 Na6 15.Bf8 Qf8 16.Qf6+/-) 14.Qf6 Be7 15.Bb5 Bf6 16.Be8 Re8=) 13...Qd7 (13...Nbd7 14.d4-/+) 14.Nd4 (14.Bf6 gf6 15.Qf6 Be7=) 14...Be5 (14...Na6 15.Nb5 Qb5 16.Bf6 Qb3 17.Bg7-/+) 15.Nb5 (better 15.Nc5!? Qe7 16.Nce6 fe6 17.Nb5 Bb2 18.Qb2=) 15...Bb2-/+ (15...Qb5?! 16.Be5 Qb3 17.Bf6 gf6 18.Qf6 Qb1 19.Ke2 Qb5 20.d3=) 16.Qb2 Qb5 17.Nc3 Qa6 18.Ne2 (18.Bd1 Nbd7-/+) 18...Nc6 19.0-0?? (better 19.d4-/+) 19...Qe2-+ 20.Bd1 Qa6 21.d4 Qb6 (21...Nd5 22.Be2 Qb6 23.Qb6 Nb6 24.Bf3-+) 22.Qe2 (22.Qb6 cb6 23.Bf3 Ra8-+) 22...Ne4 (better 22...Ra8-+) 23.Qf3 (23.Bc2 Nd6 24.Qd3-+) 23...Nd2 24.Qg3 (24.Qe2 Nf1 25.Qf1 e5 26.de5 Ra8-+) 24...Nf1 25.Kf1 Qb1 26.Ke2 (26.Qf3 Rd8 27.g3 e5-+) 26...Ra8 27.Qf3 (27.Qc7 h6 28.h3 Ra2 29.Kf3 Qb2-+) 27...Ra2 28.Ke1 Rd2! 29.Kd2 Qb2 30.Ke1 Qc3 31.Kf1 Nb4 (better 31...h6!?-/+) 32.Qb7= g6 33.Qc8 Kg7 34.Qb7 Nd3 35.Ke2 Nc1 36.Kf3?? (better 36.Kf1=) 36...Qd3-+ 37.Ba4 (37.Kg3 Qd1 38.Qe4 Ne2 39.Kh3-+) 37...Qe2 (37...Qf5 38.Kg3 Ne2 39.Kh4 Qh5) 38.Kg3= Nd3 39.Qf3 Qa2 (39...Qb2 40.Bd1=) 40.Bc6 (40.Be8 f6+=) 40...Qa6 41.Be4 e5 (better 41...Qd6!? 42.Kh3 Nb4=) 42.Qe2+/- Nb4 43.Qb2 (43.Qa6 Na6 44.de5 Nb4+/-) 43...Qd6? (43...Qc4 44.f3 ed4 45.Qd4 Qd4 46.ed4 f5-/+) 44.de5+/- Qc5 45.e6 (better 45.Qd4 Qe7 46.e6 Kg8 47.ef7 Kf7 48.Qc4 Kf6 49.f4+/-) 45...Kf8? (45...f6 46.Qd4 Qd4 47.ed4+=) 46.Qh8 (46.h4 Qd6 47.f4 Qb6+-) 46...Ke7 47.Qd4?? (better 47.ef7 Qg5 48.Kf3 Qh5 49.g4 Qh3 50.Kf4 Qh6 51.Kg3 Kf7 52.Qc3+-) 47...Qg5?? (better 47...Qd4 48.ed4 f5=+) 48.Kf3+/- Qh5 (better 48...Qf6 49.Qf6 Kf6 50.ef7 Kf7+-) 49.Kg3?? (better 49.g4 Qh3 50.Ke2 Qg4 51.Kd2 Qe6 52.Qb4 Qd6 53.Kc3+-) 49...Qg5= 50.Kf3 Qh5 51.g4 Qh2?? (51...Qh3 52.Ke2 Qg4 53.Kd2 Qe6 54.Qb4 Qd6 55.Kc3 Qb4 56.Kb4+-) 52.Qb4 (better 52.Qd7 Kf6 53.Qf7 Ke5 54.Qc7 Ke6 55.Qh2+-) 52...Kf6 (52...Ke6 53.Qc4 Ke7 54.Bc2+-) 53.Qd4 (better 53.Bc2 Ke6 54.Bb3 Kf6 55.Qc4+-) 53...Ke7 (53...Ke6 54.Bd5 Ke7 55.Qb4 Qd6 56.Qd6 cd6+-) 54.ef7 (better 54.Qd7 Kf6 55.Qf7 Ke5 56.Qc7 Ke6 57.Qh2 h5+-) 54...Kf7 (54...Qh3 55.Kf4 Qh6 56.Kg3 g5+-) 55.Qd5 (55.Qd7 Kf6 56.Qd8 Kf7 57.Bd5 Kg7 58.Qe7 Kh6 59.g5 Kh5 60.Qh7 Kg5 61.Qh2 Kf6 62.Qf4 Kg7 63.Qf7 Kh6 64.Be4 Kg5 65.Qg6 Kh4 66.Qg4) 55...Kg7 (55...Ke7 56.Ke2+-) 56.Qd7 Kh6 57.Qc7 (better 57.Ke2 Qd6 58.Qf7+-) 57...Qc7-+ 58.Kg2 Qf7 (58...Kg5 59.Bf3-+) 59.Bf3 Qf6 60.Kg3 (60.Bb7 Kg5 61.Bf3 h5 62.gh5 gh5-+) 60...Qe5 61.Kh3 g5 (61...Kg5 62.Kg2-+) 62.Bg2 Qf6 63.f3 (63.Kg3 Qd6 64.Kh3 Qd2-+) 63...Qe6 64.e4 Qb3 65.Kg3 Kg7 66.Kh2 (66.Bf1 Kf6 67.Bg2 Qb8 68.Kh3 Qf4-+) 66...h6 (66...Kf6!? 67.Kg3-+) 67.Kg1 Kf6 68.Kf2 (68.Bh1 Qe3 69.Kh2 Qf2 70.Bg2 Ke5 71.Kh1 Kf4 72.Kh2 Qh4 73.Kg1 Qe1 74.Kh2 Ke3 75.f4 Kf2 76.fg5 Qg1 77.Kh3 Qg2 78.Kh4 Qh1) 68...Qc3 (68...Ke5 69.Kg3-+) 69.Kg3 Qd2 70.Kh2 Qf4 (70...Ke5 71.Kg1 Qe1 72.Bf1 Kf4 73.Kg2 Qd2 74.Kg1 Kg3 75.Be2 Qe2 76.f4 Qd1) 71.Kg1 Qe3 72.Kh2 Qf2 (72...Qf2 73.Kh1 Ke5 74.Bh3 Kf4 75.Bg2 Kg3 76.f4 Qg2) 0-1. Akrapovik (1610) - mehdijan123 (1610), lichess.org, 2020.

8.Ba1 Be7 9.Nf3= 0-0 10.Be2 c6 11.h4 (11.Ne5 Qc7 12.f4 Rc8=) 11...cb5 12.Bb5 Bb5 13.Nb5 Nc6 14.Ng5 White prepares h5 14...e5 Black prepares d4 15.g4 (15.0-0 Qd7-/+) 15...d4 (better 15...Qa5 16.Nc3 Ng4-+) 16.h5?? (better 16.c4-/+) 16...de3 (better 16...Qd5 17.Nf3 Qb5 18.g5-+) 17.h6 (17.Nc3 ef2 18.Kf1 Qd7-+) 17...g6 (better 17...Qd5!? 18.0-0 ef2 19.Kf2 gh6 20.Nh7 Kh7 21.Nc3-+) 18.Nf3 Ng4 (18...ef2!? 19.Kf1-+) 19.fe3 Qd5 (better 19...e4!? 20.Ng5 Ne3 21.de3 Bb4 22.Kf2 Qg5-+) 20.Nc3 Qe6 21.Ne4 (21.Rg1 f5 22.Ne2 e4-+) 21...Qf5 (better 21...Rd8 22.Ke2 f5-+) 22.Qe2?? (better 22.Ng3 Qe6 23.Qb1-+) 22...Qe4 23.d3 Qe3 (23...Qb4 24.Nd2-+) 24.Bb2 (24.Qe3 Ne3 25.Kd2 Ng4-+) 24...Qe2 (24...Bb4 25.Kf1-+) 25.Ke2 f6 (25...f5 26.Bc3-+) 26.Bc1 Re8 (26...Ra8 27.Bd2-+) 27.Kf1 (27.c3 g5-+) 27...Nd4 28.Ne1 (28.Nd4 ed4 29.Rg1 f5-+) 28...Bb4 29.Kg2 Be1 (29...Be1 30.Re1 Nc2-+) 0-1. Akrapovik - davifl10, lichess.org, 2020.

7.cb5 Bb4 8.Nf3 0-0 9.Be2 Re8 (9...Be8 10.Nc3=) 10.0-0+= e5 (10...c5!?+=) 11.Be5+– Bf5 12.Qb3 Ba5 13.Bc3 Bc3 (13...Qd6 14.Rc1+–) 14.Nc3 (worse 14.Qc3 Ne4 15.Qa3 Nd7+–; 14.dc3?! c5+=) 14...Be6 (14...c5 15.bc6! Nc6 16.Qb7+–) 15.Qb4 Nbd7 (15...c6 16.d4+–) 16.a5 Qe7 (16...Bg4 17.Nd5! Ne5 18.Nf6 Qf6 19.Nd4 Be2 20.Ne2+–) 17.Qe7 Re7 18.Nd4 Rae8? (18...Ra7+–) 19.a6 ba6 (19...Rb8 20.g4!+–) 20.ba6 Nb6 21.Nc6 Rd7 22.a7 Na8 (22...Rd6 23.Ne5 Nfd7 24.Rfb1+–) 23.Rfc1 Rd6 (23...Ne4 24.Rab1 Kf8 25.Rb8 Nc3 26.dc3+–) 24.Nb5 Rd7 25.Nb8 Rdd8 (25...Rde7 26.Na6 c6 27.Rc6+–) 26.Na6 (worse 26.Nc7 Nc7 27.Rc7 Rb8 28.ab8R Rb8+–) 26...Bd7 (26...c6 27.Rc6 Bd7+–) 27.Nbc7 Ne4 (27...Rf8 28.Na8 Ra8+–) 28.Ne8 Re8 (28...Be8 29.Rab1 Kf8+–) 29.Nc7 (29.Nc7 Rf8 30.Na8+–) 1–0. Pierre – IndiraAd, internet, 2020.

7.cb5 c6 8.Nf3 cb5 9.ab5 Ra1 10.Ba1 Qa5 11.Bf6 gf6 12.Qb3 Bb4 13.Be2 (13.Nc3 0-0 14.Be2 Rc8=) 13...Bb5=+ 14.Nc3 Be2 15.Ne2 (15.Ke2 Na6=+) 15...Qa1-/+ 16.Qd1 Qd1 17.Kd1 Rg8 18.g3 Nc6 19.Nfd4 Ne5 (19...Kd7 20.Nc6 bc6 21.Kc2-/+) 20.Nc3 (20.Kc2!? Kd7 21.Rb1 Rc8 22.Kd1-/+) 20...Bc3 21.dc3 Kd7 22.Ke2 Ra8 23.Rc1 Ra2 24.Rc2 Rc2 25.Nc2 Nc4 26.f4 (26.g4 Nd6 27.Kd3 f5-/+) 26...e5 (26...f5 27.Nd4-/+) 27.f5 Kc6 28.g4 Kc5 29.Nb4 Nd6 Black prepares d4 (29...Na3 30.Kd2-+) 30.Kd3 (30.Nd3 Kc4 31.Kd2 Nb5 32.Nb2 Kb3-/+) 30...Ne4 (30...e4 31.Ke2-+) 31.Kc2-/+ Kc4 32.Nd3 b5 (32...Nc3?! 33.Nb2 Kb4 34.Nd3 Kc4 35.Nb2 Kb4 36.Nd3 Kc4=) 33.h4 (33.Nb2 Kc5-/+) 33...d4 (33...Nc3?! 34.Nb2 Kb4 35.Nd3 Kc4 36.Nb2 Kb4 37.Nd3 Kc4=) 34.ed4 (34.cd4 ed4 35.Nb2 Kd5-/+) 34...ed4-+ 35.cd4 Kd4 36.Nf4 Nf2 (36...h6 37.Kb3 Ke3 38.Nd5 Kf3 39.Kb4-+) 37.g5-/+ Ke5 (37...Ng4 38.g6 fg6 39.fg6 hg6 40.Ng6-+) 38.g6 fg6 (38...Kf4?? 39.gh7 Kf5 40.h8Q+-) 39.fg6 hg6 (39...Kf4?? 40.gh7 Ne4 41.h8Q+-) 40.Ng6 Kf5 41.Ne7 Kg4 42.Nd5 (42.Kc3 Ne4 (worse 42...Kh4 43.Nd5=) 43.Kb4 Nd6-/+) 42...f5 (better 42...Ne4!?-/+) 43.Ne3= Kf4 44.h5 Kg5 (44...Ke3?? 45.h6+-) 45.h6 Kh6 46.Nf5 Kg5 47.Nd4 b4 48.Kb3 Nd3 49.Nc2 Kf4 50.Nb4 Nb4 ½-½. Abdullaevich (1950) - CaballoOscuro (2075), lichess.org, 2019.

7.cb5 c6 8.Nf3 cb5 9.ab5 Ra1 10.Ba1 Qa5 11.Bf6 gf6 12.Nc3 Bb4 13.Qb3 Bc3 (13...0-0 14.Be2=) 14.dc3 Qa1 15.Kd2 0-0 (15...e5 16.Rg1 Be6 17.Be2=) 16.g3 (16.Rg1 Qa5+=) 16...Rc8 The backward pawn on c3 becomes a target (16...e5 17.h3= (worse 17.Qd5 Rc8 18.Qb3 Rd8-/+)) 17.Bg2 (17.Rg1 Qa5+=) 17...Qa5= 18.Nd4 Rc5 Pawn b5, live or die! 19.Rb1 (19.Qb4!? Qa2 20.Nc2=) 19...e5=+ 20.Qb4 (20.Nc2 Rb5 21.Qa3 Qa3 22.Na3 Rb1 23.Nb1=+) 20...Qb4 (better 20...Qb6!?-/+) 21.cb4= Rc4 (better 21...Rc8!? 22.Ne2 Rd8=) 22.Bd5+/- Rc7 23.b6 Rc8 24.Nb3 (24.Bb7 Rd8 25.Kc3 ed4 26.ed4+/-) 24...Rd8? (better 24...Bc6!? 25.Bc6 Rc6+/-) 25.Ke1+- Bf5 (25...Bc6 26.Bc6 Nc6 27.Na5+-) 26.Rd1 Rd5? (26...Nd7+-) 27.Rd5 Be6 (27...Nd7 28.Rd6 Kf8 29.Na5+-) 28.Rd8 Kg7 29.Rb8 Bb3 30.Rb7 Bd5 31.Rc7 f5 32.b7 Bb7 33.Rb7 h5 34.b5 h4 35.b6 hg3 36.hg3 f4 37.Rc7 fg3 38.fg3 Kg6 (38...Kf8 39.b7 Kg8 40.b8Q Kh7 41.Rf7 Kh6 42.Qg8 e4 43.Rh7) 39.b7 f5 (39...Kh7 40.b8Q Kg7 41.Qe8 Kf6 42.Rf7 Kg5 43.Qg8 Kh5 44.Rh7) 40.b8Q Kg5 (40...e4 41.Qf8 Kg5 42.Rg7 Kh5 43.Qh8) 41.Qg8 (41.Rg7 Kf6 42.Qc7 Ke6 43.Qc6) 41...Kh5 (41...Kf6 42.Qg7 Ke6 43.Qg6 Kd5 44.Qc6) 42.Rh7 1-0. Abdullaevich (1850) - Silaban16 (1860), lichess.org, 2019.

7.cb5 Qe7 8.Nf3 Ne4 9.Nc3 Nc3 10.Bc3 c6 11.Be2 cb5 (11...f6!?+=) 12.ab5+/- (12.Bb5?! f6+=) 12...Ra1 13.Qa1 (worse 13.Ba1 f6+=) 13...Qd6? (better 13...f6+/-) 14.Bg7 Rg8 (14...Bg7 15.Qg7 Rf8 16.Ng5+-) 15.Bf8 (better 15.Be5 Qc5 16.Bb8 Bb5 17.Be5 Be2 18.Qa8 Ke7 19.Qb7 Ke8 20.Ke2+-) 15...Kf8 16.0-0 h5 (16...Ke7 17.Rc1+-) 17.d4 (17.Qf6 Be8+-) 17...Qe7? (17...f6 18.Qc3+-) 18.g3 (18.Qa8 Qd6+-) 18...h4 (18...Qd6 19.Rc1 Ke7 20.Qa7+-) 19.Ne5 (19.Qa7 Qd6+-) 19...hg3 (19...f6 20.Qa7 Kg7 21.Ng4+-) 20.fg3 f5 (20...f6+-) 21.Qa8 (21.Nd7?! Qd7 22.Qa3 Kf7+-) 21...Kg7 22.Qb7 Rd8 (22...Rh8 23.g4 Qa3 24.Nd7 Qe3 25.Rf2 Nd7 26.Qd7 Kf6 27.Qd6 Qd4 28.g5 Kf7 29.Qd7 Kf8 30.Qe6+-) 23.Rc1 (23.Nc6 Nc6 24.bc6 Kf6 25.cd7 Qd7+-) 23...Qg5 (23...Qa3 24.Nd3+-) 24.Kf2 Qh6 25.h4 Kf8 (25...Kg8 26.Rc7 Qg7 27.Qb6+-) 26.Rc7 Ke8 27.Nd7 (better 27.Qb6!? Ke7+-) 27...Nd7 28.Qc6 Qh7 (28...Ke7 29.b6 f4 30.ef4 Qh8+-) 29.b6 e5 30.de5 Qe7 (30...d4 31.ed4 f4 32.Bg4 fg3 33.Ke3+-) 31.Qd5 Qe5 32.Qe5 (32.Bh5 Ke7 33.Qe5 Kf8 34.Qe6 Kg7 35.Qf7 Kh8 36.Bg6 Nb6 37.Qg7) 32...Ne5+- 33.b7 Nd7 34.Rc8 (better 34.Bb5 Rb8 35.Rd7 Kf8+-) 34...Ke7 35.Rd8 (better 35.h5 Rf8 36.h6 Rf6+-) 35...Kd8 36.Kf3 (36.Bb5 Nb8+-) 36...Nb8 (36...Kc7+-) 37.Kf4 Kc7 38.Bf3 Nd7 (38...Kd6 39.Kf5 Kd7 40.Kg6+-) 39.Kf5 (39.Kf5 Nc5 40.h5+-) 1-0. Abdullaevich (1870) - G0KU_007 (1930), lichess.org, 2020.

8.Ba1 Bb4 9.Nf3 dc4 10.Bc4 c6 11.bc6 Nc6 12.0-0 Qa5 (12...0-0 13.Bc3=) 13.Nc3 (13.Bf6 gf6 14.d4 Rg8+=) 13...0-0= 14.Bb2 Ba3 (14...Rc8 15.Qc2=) 15.Ba3 Qa3 16.Qc2 Nb4 17.Qb3 Qb3 18.Bb3 Nc6 19.d4 Ra8 (19...Rc8 20.Rc1=) 20.Bc4 (20.Rb1 Na5=) 20...Na5 (better 20...Rc8!? 21.Nb5 Nd4 22.Nbd4 Rc4-/+) 21.Ra1+= Rc8 22.Ra5 Rc4 23.Ra3 Kf8 24.Ne5 Ke7?? (better 24...Rc7=) 25.Nc4+- Bc6 (25...b5 26.Nb5! Bb5 27.Ra7 Nd7+-) 26.Na5 (26.Ra7 Nd5 27.Ne5 Nc3 28.Nc6 Kd6+-) 26...Nd5 (26...Kd6 27.Nc6 Kc6 28.Ra8+-) 27.Nc6 bc6 28.Nd5 (better 28.Ne4!? h6+-) 28...cd5 29.Ra7 Kf6 30.f4 h6 31.Kf2 Kg6 (31...g5 32.g4+-) 32.Kf3 (32.g4 Kf6+-) 32...f5 33.g4 Kf6 34.h4 fg4 35.Kg4 g6 36.Kf3 h5 37.Rb7 g5 38.fg5 Kg6 39.Re7 Kf5 40.Rf7 (40.Rc7 Kg6 41.Kf4 e5 42.de5 d4 43.e6 d3 44.e7 Kf7 45.g6 Ke8 46.g7 Kf7 47.e8Q Ke8 48.g8Q) 40...Kg6 41.Rf6 Kg7 42.Re6 Kf7 43.Rf6 Ke7 44.Rh6 Kf7 45.Rf6 Ke7 46.Kf4 Kd8 (46...Kd7 47.g6 Kc7 48.g7 Kd7 49.g8Q Ke7 50.Qg7 Ke8 51.Rf8) 47.Ke5 (47.Rf7 Ke8 48.g6 Kd8 49.g7 Ke8 50.g8Q) 47...Ke7 (47...Kd7 48.g6 Kd8 49.g7 Kd7 50.g8Q Kc7 51.Qg7 Kd8 52.Rf8) 48.Kd5 (48.g6 Ke8 49.g7 Ke7 50.g8Q Kd7 51.Qg7 Kd8 52.Rf8) 48...Kd7 49.Ke5 (49.g6 Ke7 50.Rf7 Ke8 51.e4 Kd8 52.g7 Ke8 53.g8Q) 49...Ke7 (49...Kd8 50.g6 Kc7 51.g7 Kd7 52.g8Q Kc7 53.Qg7 Kd8 54.Rf8) 50.g6 Kd7 51.g7 Ke7 52.g8Q Kd7 53.Qg7 Ke8 (53...Kd8 54.Rf8) 54.Rf8 1-0. BeepBeepImAJeep (2260) - gorlee2013 (2055), lichess.org, 2015.

8.Ba1 dc4 9.Bc4 b6 10.Nf3 Bd6 11.0-0 Qe7 12.Nc3 0-0 13.Qc2 Be8 (13...c6 14.Rb1=) 14.Qb2 Nbd7 15.Ne4 Ne4?? (better 15...e5 16.Nf6 Qf6+=) 16.Qg7 1-0. brucepeng (2010) - KroesMichael (2085), lichess.org, 2021.

8.Ba1 dc4 9.Bc4 c6 10.Nc3 cb5 11.Bb5 Bb5 12.Nb5 Qd7 13.Nc3 (13.Qe2 Be7=) 13...Nc6 14.Nf3 Be7 15.0-0 0-0 16.d4 Nd5 17.Ne4 Ra8 18.Qb1 b6 19.Neg5 Bg5 20.Ng5 g6 21.Ne4 Ra3 22.Rc1 Ncb4?? (22...Na5 23.Bb2 Ra4 24.Qd3=) 23.h3 (better 23.Qb4! Nb4 24.Nf6 Kg7 25.Nd7+-) 23...Nd3= 24.Rd1 (24.Rc2 f5 25.Bb2 Qb5=) 24...N5b4?? (better 24...Qa4=+) 25.Nf6+- (25.Nf6 Kg7 26.Nd7+-) 1-0. BeepBeepImAJeep (2565) - chessweb (1910), lichess.org, 2017.

8.Ba1 dc4 9.Bc4 c6 10.Nc3 cb5 11.Nb5 Be7 12.Nf3 0-0 13.Bf6 Bf6 14.d4?? (better 14.0-0=) 14...Qa5 (14...Bb5 15.Bb5 Qa5 16.Nd2 Qb5 17.Qe2-+) 15.Nd2 (15.Qd2 Qa1 16.Qd1 Qb2-+) 15...Bb5 16.0-0 Bc4 17.Nc4 Qd5 18.Nb6 Qc6 19.Qb1 (19.Qb3 Nd7 20.Rb1 Nb6 21.Qb6 Ra8 22.Qc6 bc6-+) 19...Nd7 (better 19...Bd8 20.Na4 Qa4 21.Qb7-+) 20.Nd7 Qd7 21.Rc1 Rc8 22.Rc8 Qc8 23.g3 h6 24.Qb6 Qc6 (24...Qd7 25.h3-+) 25.Qa7 (25.Qc6 bc6 26.f4 Kf8-+) 25...b5 26.Qb8 Kh7 27.Qf8 Qb7 28.Qb4 Be7 29.Qb1 g6 Black intends b4 30.h4 b4 31.f4 (31.h5 Kg7 32.hg6 fg6-+) 31...b3 (31...Qf3 32.h5 Qg3 33.Kh1 Qh3 34.Kg1 Qe3 35.Kg2 Qe2 36.Kg1-+) 32.g4 (32.h5 b2 33.f5 gf5-+) 32...b2 33.h5 (33.f5 Qb8 34.Kf2-+) 33...Bh4 (better 33...Qb4 34.hg6 fg6-+) 34.hg6 fg6 35.f5 ef5 36.gf5 Qb6 37.Kf1 Qb5 38.Kg2 Qe2 39.Kh3 (39.Kg1 Qf2 40.Kh1 Bg3 41.fg6 Kg7 42.Qg1 Qf3 43.Qg2 b1Q) 39...g5 (39...Qf3 40.Kh2 Bg3 41.Kh3 Bd6 42.Kh4 g5) 40.f6-+ Kg8 (better 40...Kh8 41.Qe4 g4 42.Kh4 Qh2 43.Kg4 Qg1 44.Kf4 b1Q 45.Qb1 Qb1-+) 41.Qg6 (41.Qg6 Kf8 42.Qg7 Ke8 43.Qe7) 1-0. AleksandrNekhoroshik (1640) - ElCapitanHook (1640), lichess.org, 2021.

8.Ba1 dc4 9.Bc4 Qe7 10.Nf3 Qb4 Exerts pressure on the isolated pawn 11.Qb3 Qb3 12.Bb3 Bb5 13.Bf6 gf6 14.Nc3 Bc6 15.0-0 (15.Ke2 b5-/+) 15...Bf3 16.gf3 Rg8 17.Kh1 Bd6 18.Ba4 (18.Nb5 Ke7-/+) 18...Ke7 (18...c6 19.d4-+) 19.Ne4 (19.Rb1 b6-/+) 19...f5 20.Ng3 (20.Nd6 Kd6 (20...cd6?! 21.Rb1=) 21.Rb1 b6-/+) 20...Bg3 (20...c6!?-+) 21.fg3-/+ h5 (21...c6 22.Rb1 b5 23.Bc2-/+) 22.Rg1 (22.Rb1 b6=+) 22...Rd8 (22...Nd7 23.Rb1 Ra8 24.Bd7 Kd7 25.Rb7 Ra1 26.Kg2-/+) 23.d4 Na6 (23...Nd7 24.Rb1 b6 25.Bc6-/+) 24.Bd1 (24.Rb1 b6=+) 24...Nb4 (24...c5 25.dc5 Nc5 26.f4-/+) 25.f4 b6 (25...Nd5 26.Re1-/+) 26.Bh5=+ c5 27.dc5 bc5 28.Be2 (28.Rc1!? Rc8 29.Bf3=+) 28...Nc2-/+ 29.Rc1 Ne3 (29...Rd2!? 30.Bf3 c4-/+) 30.Rc5=+ Rd2 31.Ba6?? (31.Bh5 Nf1 32.Kg1 Nh2 (worse 32...Rh2 33.Bf3+/-) 33.Rc7 Kd6 34.Rf7 Ra2=) 31...Ng4 (31...Rd1 32.Bf1 Rf1) 32.h3? (32.Rc7!? Kd6 33.Rf7 Rh2 34.Kg1=+) 32...Rh2 (32...Nf2!? 33.Kg1 Nh3 34.Kf1 Rf2 35.Ke1-+) 33.Kg1-/+ Rh3 34.Rc7 Kf6 35.Kg2 Rh2 36.Kf3?? (better 36.Kg1-/+) 36…Rf2 0-1. AleksandrNekhoroshik (1680) - Petrvos (1685), lichess.org, 2020.

8.Ba1 dc4 9.Bc4 Be7 10.Nf3 0-0 11.0-0 c6 12.Ne5 cb5=+ 13.Be2 Bc6 14.Qb3 Attacks the isolani on b5 (14.d4 Nbd7=+) 14...Nbd7 (14...Qd5 15.Qd5 Nd5 16.Rc1-/+) 15.Nd7 (15.Bb5!? Qb6 16.Nc6 bc6 17.Bc4=) 15...Qd7-/+ 16.Nc3 Increasing the pressure on the isolated pawn on b5 (16.Bf6 Bf6 17.d4 e5 18.de5 Be5-/+) 16...Rd8 (16...b4 17.Nb1-/+) 17.d4 (17.Bb5 Bb5 18.Nb5 Qd2 19.Bd4-/+) 17...Nd5 (better 17...b4!? 18.Nd1 Qd5 19.Qd5 Nd5-/+) 18.Nb5=+ Bf6 (better 18...Ra8=+) 19.e4?? (better 19.Rb1=) 19...Nf4-+ 20.Bc4 Be4 21.f3 Bc6 22.Na7?? (better 22.Rd1-+) 22...Bd4 23.Bd4 Qd4 24.Kh1 Qa7 0-1. KLINGON09 (1780) - planina (1785), lichess.org, 2019.

8.Ba1 Be7 9.Nf3 0-0 10.Nc3 (10.Qc2 c6 (10...dc4 11.Bc4 c6 12.Bf6 Bf6 13.d4 cb5 14.Bd3 Qa5 15.Nbd2 Qa1=; 10...Re8 11.c5 c6 12.b6 Ne4 13.d4 Na6 14.Ba6 ba6 15.0-0 Qb8+/–) 11.Ng5 g6 12.Qb2 h6 13.Nf3 dc4 14.Bc4 cb5 15.Bb5 Bb5=; 10.Bf6 Bf6 11.d4 c6 12.cd5 cd5 13.Qd2 Qe8 14.Nc3 Bd8 15.Qa2 Qe7=; 10.Qb3 c6 (10...dc4 11.Bc4 c6 12.Bd4 cb5 13.Bb5 Bc6 14.Bc6 bc6 15.d3 c5=; 10...Bc8 11.Bf6 Bf6 12.d4 dc4 13.Bc4 Nd7 14.0-0 e5 15.Rd1 ed4=; 10...Bd6 11.Bf6 Qf6 12.cd5 ed5 13.Qd5 Qb2 14.Nc3 Bc8 15.Bd3 Nd7+=; 10...Be8 11.Bf6 Bf6 12.d4 c5 13.cd5 cd4 14.ed4 Qa5 15.Nbd2 ed5+=) 11.Be5 cb5 12.cd5 Nd5 13.Bb5 Nc6 14.Nc3 Ne5 15.Ne5 Bb5+=; 10.Be5 c6 (10...dc4 11.Bc4 c6 12.Nc3 cb5 13.Nb5 Nc6 14.Bg3 Qb6 15.Qe2 Rc8=; 10...Ng4 11.Bg3 c6 12.bc6 Bc6 13.cd5 Qd5 14.Nc3 Qd7 15.h3 Nf6=; 10...Ne4 11.Qc2 c6 12.Bd3 f5 13.cd5 ed5 14.0-0 cb5 15.Nc3 Bc6+=; 10...Be8 11.d4 Nbd7 12.Bg3 Bb4 13.Nbd2 Ne4 14.Qb3 Bd2 15.Nd2 Nd2=) 11.Nc3 Ne4 12.bc6 Bc6 13.Qc2 Nc3 14.Qc3 Qb6 15.Bg7 Qb1=) 10...c6 11.Be2 (11.Ne5 cb5 12.cd5 Nd5 13.Nd5 ed5 14.Bd3 b4 15.Qh5 f5=) 11...dc4 12.Bc4 cb5 (12...Qa5 13.Qb1= Rc8 14.0-0 cb5 15.Bb5 Bb5=) 13.Nb5 Bc6 (13...Qa5 14.Qb1= Rc8 15.Bc3 Qa4=; 13...Ne4 14.0-0 Bc6 15.Qc2 Nd6=) 14.0-0 Bf3 (14...Nbd7 15.Nbd4= Bd5=; 14...Bd5 15.d3 Nc6=) 15.Qf3+= Nc6 (15...Qd2+=) 16.d4 Na5 17.Bd3 Nc6 18.Rc1 1–0. Piriyev,Maksat – Olmezoglu,Sahin, chessmoon.com, 2011.

8.Ba1 Be7 9.Nf3 h6 10.Nc3 0-0 11.Be2 dc4 (11...c6 12.cd5 ed5 13.0-0=) 12.0-0 c6 13.Bc4 cb5 (13...Nd5 14.Nd5 ed5 15.Be2=) 14.Nb5 Bb5 (14...Nc6 15.Qb1+=) 15.Bb5+=. GuestKNRL – GuestJRYC, freechess.org, 2018.

9.Qb3 dc4 10.Bc4 cb5 11.Bb5 Qc7 12.Nc3 Bb5 13.Qb5 Qc6 14.Nf3 Bd6 15.0-0 0-0 16.e4 Qc7? (Better is 16...Nfd7+=) 17.e5+– (17...Be5 18.Ne5+–) 1–0. orane (2175) – dahmer (1615), Live Game Caissa's Web, 2004.

9.Nc3 Qa5 10.bc6 Nc6 11.Nf3 e5 =.

9.Nc3 Qa5 10.Nf3 dc4 11.bc6 Bc6 12.Bc4 =+.

9.Nc3 Qa5 10.Nf3 Bd6 11.Be2 (11.bc6 bc6 12.Be2 e5=) 11...0-0 (11...dc4 12.e4 Bc5 13.Bc4 cb5 14.Bb3=+) 12.0-0 (12.bc6 Bc6 13.Nb5 Be7=) 12...Rc8 (12...dc4 13.bc6 Bc6 14.Bc4-/+) 13.Qb3= Be8 (13...cb5 14.Nb5 Bb5 15.cb5=) 14.Bb2 Nbd7 (14...cb5 15.Nb5 Bb5 16.cb5=) 15.d4 (15.Ra1 Qc7=) 15...dc4= 16.Bc4 Nd5 (16...Qb4 17.Qb4 Bb4 18.Rc1=) 17.Ra1 (17.bc6 bc6 18.Ra1 Qb4+=) 17...Qb4+= 18.Ne4 (18.Qb4 Bb4 19.Nd5 ed5=) 18...Qb3= 19.Bb3 Be7 (19...Bb8 20.bc6 Rc6 21.Kf1=) 20.Ra7 (20.bc6 Rc6 21.Ra8 Nc7+=) 20...Rb8 (20...cb5 21.Rb7 b4 22.Kf1=) 21.Bd5 (21.bc6 bc6 22.Nfd2 Kf8+=) 21...cd5 22.Nc3 Nb6 23.Nd2 Bb4 24.Ndb1 Nc4 25.Ba1 Bd6 26.Ra4 f5 27.h3 g5 28.Kf1 Kf7 29.Ke2 h5 30.Nd2 Nb6 31.Ra7=+ Bb4 32.Ndb1 Ke7 33.Kd3 Kd7 34.Ra2 Kc7 35.f3 Rc8 36.Rb2 Ba5 37.g3 Nc4-/+ 38.Re2 Kd6 39.h4 gh4 40.gh4 ½–½. Berlacki,Piotr – Laux,Bernhard, Wch Seniors Bad Liebenzell, 1996.

9.Nc3 Bc5 =.

9.Nc3 Ne4 10.Ne4+= de4 11.Qc2 cb5 12.cb5 (worse 12.Qe4 bc4 13.Qc4 Bc6=) 12...Qa5 (12...f5 13.Be5+–) 13.Bc3 Qb6 14.Qb2 (14.Qe4!? Bc8 15.Nf3+–) 14...f6 15.Nh3 (15.Qc2!?+–) 15...e5 (15...Bc5 16.Nf4+=) 16.Be5+= (16.Be5 Bh3 17.Bb8+–) 1–0. GuestTVJC – GuestZZDL, freechess.org, 2017.

9.Nc3 Be7 10.Nf3 =.

9.Nf3 Qa5 10.Be5 Ne4?? 11.Bb8+– cb5 12.cd5 ed5 13.Ne5 Bb4 (13...Be6 14.Qc2+–) 14.Nd7 Kd7 15.Be5 f6 16.Qg4 Kc6 (16...Kd8 17.Qg7 Rf8 18.Bc3 Nc3 19.Nc3 (worse 19.dc3 Bc3 20.Ke2 Re8+–) 19...Qa1 20.Ke2+–) 17.Qe6 Kc5 (17...Bd6 18.Bd6 Nd6+–) 18.Bd4 1–0. DEFFM – GuestXVWV, freechess.org, 2018.

9.Nf3 cb5 10.cb5 Qb6 11.Bd4 Qa5 12.Bc3 Qc7 13.Bd3 Bd6 (13...Be7 14.0-0=) 14.0-0+= 0-0 15.Bd4 (15.Bf6 gf6 16.Nc3 f5+=) 15...b6 (better 15...Ne4=) 16.Nc3?? (16.Bf6 gf6 17.Nc3 f5+=) 16...Bc5?? (better 16...e5 17.Ne5 Be5 18.Be5 Qe5-+) 17.Qb3 (17.Qa4!? Bd4 18.Qd4+=) 17...Bd4= 18.Nd4 e5 19.Nde2 Be6 20.Qb4 Nbd7 (20...e4 21.Bb1=+) 21.f3 (21.Bc2 Qc4 22.Qd6 Ne4 23.Be4 de4=) 21...Nc5 22.Bc2 Rd8 23.Ra1 d4 (23...Ncd7!?=) 24.ed4+/- ed4 25.Nd4 Rd4?? (better 25...Kh8+/-) 26.Qd4+- (26.Qd4 Qc8 27.Qd6+-) 1-0. Antares_Sco (1895) - chessadvisor (1915), Hourly SuperBlitz Arena, lichess.org, 2016.

9.Nf3 cb5 10.cb5 Qb6 11.Be2 Be7 (11...Bb5? 12.Qb3+–) 12.Bd4 Qd8 13.0-0 0-0 14.Qc2 b6 (14...Bd6 15.Nc3+=) 15.Ne5 Qe8 (15...Bd6!?+=) 16.Qc7+– (worse 16.Bb6 Bb5 17.Bb5 Qb5=) 16...Bb4 (16...Bc5 17.Bc5 bc5 18.Qc5+–) 17.Qb6+– Ne4 18.Nc6! Bc6 (18...Nc6 19.bc6 Passed pawn; 18...Bc6 19.bc6 Passed pawn) 19.bc6 Nd2 (better 19...e5 20.c7 ed4 21.Qb4 de3 22.de3 Nc6+–) 20.Nd2 (20.Qb4 Nf1 21.c7 Nc6+–) 20...Bd2 21.c7 Nd7 (21...Nc6 22.Bb5 Ba5 23.Qc6 Qc6 24.Bc6 Bc7 25.Ra1+–) 22.Qd6 Nf6 (22...e5 23.Ba7 Qe6 24.Qe6 fe6 25.Ba6+–) 23.Bf6 gf6 24.Ba6 Qa8 (24...Bc3 25.c8Q Qc8 26.Qg3 Kh8 27.Bc8 Rc8+–) 25.Rb1 Qa6 (25...Bc3 26.Rb8 Rb8 27.cb8R Qb8 28.Qb8 Kg7 29.Qg3 Kf8+–) 26.Qa6 1–0. DEFFM – GuestNLRD, freechess.org, 2018.

9.Nf3 dc4 10.bc6 Bc6 11.Bc4 =.

9.Nf3 Bd6 10.bc6 Bc6 11.cd5 Bd5 12.Bb5 Bc6 13.Bc6 Nc6 =.

9.Nf3 Bd6 10.Be2 0-0 11.0-0 (11.cd5 Nd5 12.Nc3 Nc3 13.dc3 Qe7=) 11...dc4 12.Bc4 (12.d3 cd3 13.Qd3 Nd5=+) 12...cb5-/+ 13.Be2 b4 (13...Bc6 14.d3-/+) 14.Qb3 (14.Be5 Bc6 15.Bd6 Qd6=+) 14...Bc6 15.Be5? (better is 15.Qb2=+) 15...Bf3-+ 16.Bf6 Qf6 (better is 16...Bh2 17.Kh2 Qd6 18.Kg1 Be2-+) 17.Bf3-/+ Qe5 18.g3=+ Nc6 19.d4 Qa5 20.Rc1 Qa6 21.Qc4 Qc4=+ 22.Rc4 Na5 23.Rc1 Rb8 24.Nd2 b5 25.Be2 Bf8 26.Ra1 Nc4=+ 27.Nc4 bc4 28.Bc4 b3 29.Rb1 b2 30.Kf1 Rc8 31.Bd3 Rc1 32.Ke2 Ba3 33.h4 h6 34.e4 Kf8 35.d5 Ke7 36.de6 Ke6 37.f4 f6 38.g4 g5-+ 39.hg5 hg5 40.fg5 fg5 41.e5 Ke5 42.Bf5 Kd4 43.Kd2 Bb4 44.Ke2 Kc3 45.Kf3 Bd6 46.Ke2 Bf4 47.Kf3 Kb3 48.Be6 Ka3 49.Bf5 Ka2 50.Rb2 Kb2 (51.Ke4 Kc3-+) 0–1. Koerner – Hofelichtt, 1974.

9.Nf3 Bd6 10.Be2 dc4 11.bc6 Bc6 12.Bc4 =+.

10.cb5 Qb6 11.Nf3 Bb4 12.Nd4 (12.Bd3 Qa5=) 12...0-0 (12...e5 13.Nf3 Qe6 14.Bd3=+) 13.Be2 (13.f4 Rc8=) 13...e5=+ 14.Nf3 Bc3 (14...Bd6 15.Qb3 e4 16.Nd4=) 15.Bc3= Bb5?? (15...e4 16.Ne5=) 16.Be5?? (better 16.Qb1 Nc6 17.Qb5 Qb5 18.Bb5+-) 16...Be2= 17.Qe2 Nbd7 18.Bf6 Nf6 (worse 18...gf6 19.0-0+/-) 19.0-0 Rc8 20.Ne5 1-0. ch77essi988 (1695) - jpmmdias16 (1705), Rated Blitz game, lichess.org, 2019.

10.cb5 e5 11.Nf3 e4 12.Nd4 Be7 13.Be2 0-0 14.0-0 Bc5 15.Nb3 Ba7 (15...Bd6!?=) 16.d3+= Qe8 17.de4 de4 18.Nd4 (18.Nd2 Bf5+/-) 18...Bd4 (18...Qe5!?=) 19.Qd4+/- b6 (better 19...Qe6!?+/-) 20.Nd5+- Nd5?? (better 20...Qe6 21.Nf6 Qf6 22.Qf6 gf6+-) 21.Qg7 (21.Qd5?! Qe6 22.Rd1 Qd5 23.Rd5 Rc8+/-) 1-0. BeepBeepImAJeep (2640) - TTtricks_youtube (1855), lichess.org, 2016.

11.Nf3 Bd6 12.Qa4 Qc7 13.Qh4=.

12.Bd3+=.

12.Be2 Ne4=+.

12.Ne5=.

13.dc3 Bb5 14.0-0 0-0-/+.

13.Bc3+– Qa2 14.Bb4 Ne4 15.0-0+–.

13.Bc3+– Qd8 14.0-0+–.

14.Qa1 0-0 15.0-0+–.

14.Qa1 Bb5? 15.Qb2+– (worse 15.Bf6 Be2 16.Bg7 Bf3 17.Bh8 Be4+–).

14.Qa1 Qd8+–.

14.Bd4 Qa5 15.Bf6 gf6 16.Qb1 e5 17.0-0 e4 18.Nd4 Qb6 (18...Rg8 19.Kh1+–) 19.f3 (better 19.d3 f5 20.Qb3+–) 19...Be6? (better 19...f5+–) 20.fe4+– de4 21.Rf6 (better 21.Qe4 Nd7+–) 21...Rg8? (21...Qd8 22.Qf1 Nd7 23.Re6 fe6 24.Bh5 Ke7 25.Qf7 Kd6 26.Qe6 Kc7 27.Qe4 Qf6+–) 22.Qe4 (22.Ne6 fe6 23.Qe4 Rg6 24.Rg6 hg6 25.Qg6 Ke7 26.Qg7 Kd6 27.Qf8 Kc7 28.Qe7 Nd7+–) 22...Kf8 (22...Nd7 23.Rh6 Nc5 24.Qh7 Rf8+–) 23.Ne6 (23.Ne6 Ke7 24.Nf4 Qe6 25.Rf7 Kd8 26.Ne6 Ke8 27.Ng5 Kd8 28.Qe7 Kc8 29.Qc7) 1–0. GuestKHNH – Mirwen, freechess.org, 2017.

14.Bf6 gf6+– 15.Qa1 Ke7 16.Qa3 Qd6 17.Qa7 Bc8 (17...Rc8 18.0-0 (worse 18.Qb7 Rc7 19.Qa8 Bb5=+) 18...b6 19.Qa1+–) 18.0-0 Rg8 19.g3 e5 (19...Nd7!? 20.Rc1+–) 20.Rc1+– Nd7 21.Qa8 (better 21.Nh4!? Qe6 22.d3+–) 21...Nb6+– 22.Qa7 f5?? (22...Nd7 23.Nh4 Kd8+–) 23.Qa1 (23.Rc6 Qd8 24.Rb6+– (24.Qb6?! bc6 25.Qc6 Qd6=)) 23...f6+– 24.Qc3 (24.Qa7 Bd7+–) 24...f4 (24...Bd7 25.Qb3+=) 25.Qc7 (25.ef4 ef4 26.Nd4 Kf8+–) 25...Qc7+= 26.Rc7 Nd7 27.ef4 ef4 28.Nd4 f3 1–0. GuestQVBQ – GuestFTZL, freechess.org, 2017.

7.Nc3 ab5 8.ab5 Ra1 9.Qa1 Be7 (9...c6 10.Bc4 cb5 11.Nb5=) 10.Bc4 0-0 (10...c6 11.Nf3=) 11.Nf3 c6 12.Be2 (12.d3 cb5 13.Nb5 Bb4 14.Ke2 Be7=) 12...cb5 13.Nb5 Nc6 (13...Bc6 14.Nbd4=) 14.0-0 b6 (14...Nb4=) 15.Ne5 (15.Rc1!?+=) 15...Ne5=+ 16.Be5 Qa8 (16...Bb5!? 17.Bb5 Qd2=+) 17.Qb2+= Bb5 18.Qb5 (18.Bb5 Ba3 19.Qb3 Qd5 20.Qd5 Nd5+=) 18...Qa2 (18...Qa5 19.d4+=) 19.Bf3 (19.d4 Rc8+=) 19...Qd2+= 20.Rd1 (20.Qb6!? Nd7 21.Qd4 Qd4 22.Bd4=) 20...Qa5=+ 21.Qb2 Rd8 (21...Rc8 22.Bd4=) 22.Ra1 (22.Rb1 Rc8=) 22...Qc5 (better 22...Ba3! 23.Qc3 Qc3 24.Bc3 Be7=+) 23.Bd4= Qd6 (23...Qf5=) 24.Ra6 Increasing the pressure on the isolated pawn on b6 (24.h3 h6=) 24...Ne8 (better 24...Nd7!? 25.Qb1 e5=+) 25.Rb6+= (25.Qb6? Rb8 26.Bb7 e5-+) 25...Qa3 (25...Qc7 26.Rb7 Qd6 27.Qc2+=) 26.Bg7?? (better 26.Qa3 Ba3 27.g4+=) 26…Ng7-+ 0–1. GuestHMFH – GuestGLPY, freechess.org, 2016.

7.Nc3 Nd5 8.Bc4= Nc3 9.Bc3 ab5 (9...Qg5 10.Qf3 c6 11.ba6 Na6 12.Nh3=) 10.ab5+= Ra1 11.Qa1 f6 12.Nf3 Be7 (12...Bd6 13.Qa8 Qc8 14.e4+=) 13.Nd4 (13.Qa2 Qc8+/–) 13...Qc8 (13...e5 14.Ne6 Be6 15.Be6+=) 14.Qa2 e5 (14...Kf7 15.0-0+/–) 15.Ne6 Be6 16.Be6 Qd8 17.0-0 Rf8 (17...Bd6 18.Qa8+/–) 18.Qa8+– b6 19.Ra1 Bd6 20.Qd5 Ke7 21.Bf5 Ke8? (better is 21...Re8+–) 22.Ra8 (22.Bh7?! Qd7+–) 22...Rf7 23.Bh7 (better is 23.Be6 Re7 24.Bc8 Qc8 25.Rb8 Qb8 26.Qg8 Kd7 27.Qb8+–) 23...e4 (23...Ke7+–) 24.Qe6 Kf8 25.Bg6 Re7 26.Qh3 Re5 27.Qh8 Ke7 28.Qg7 1–0. Rios Garcia,Gabino (1720) – Sanchis,Fernand, 2nd IRT SUB–2200 BURJASSOT, 2014.

7.Nc3 Bd6 8.Bc4 c6 9.Nf3 =.

7.Bc4 Bb4 8.Nf3 =.

7.Bc4 c6 8.Qb3 ab5 9.ab5 Ra1 10.Ba1 Be7 11.Nf3 0-0 12.Ne5 Qa5 13.Bc3 Qc7 14.Nd7 Nbd7 15.0-0 Nd5 16.Bd4 c5 17.Bb2 b6 (17...N5b6 18.Be2=) 18.Rc1 (18.Bd5!? ed5 19.Qd5+/-) 18...N7f6= 19.d4 Qa7 (19...Bd6 20.h3=) 20.dc5 Bc5 21.Nc3 (21.Bd5!? Nd5 22.Nc3 Nc3 23.Qc3=) 21...Ne3=+ 22.Na4 (22.fe3 Be3 23.Kh1 Bc1 24.Bc1 Qa1=+) 22...Ned5 (better 22...Nc4!? 23.Qc4 Be7=+) 23.Nc5+= bc5 24.Ba3 (24.Bd5 Nd5 25.Qg3 f6=) 24...Nb4 (24...Rc8!?=+) 25.Bb4= cb4 26.Qb4 Ne4 (better 26...Qc7=) 27.h3?? (better 27.b6 Qb8 28.Bd3+/-) 27...Qf2-+ 28.Kh1 Ng3 29.Kh2 Ne4 30.Rf1?? (30.Kh1 Rc8 31.Rd1-+) 30...Qg3-+ 31.Kg1 Qe3 32.Kh1 Ng3 33.Kh2 Nf1 34.Kh1 (34.Bf1 Rd8 35.Qc4-+) 34...Ng3 (34...Qf4 35.Kg1 Nd2 36.Qc3 Nc4 37.g3-+) 35.Kh2 Nf1 36.Kh1 (36.Bf1 e5 Passed pawn) 36...Ng3 (better 36...Nd2 37.Bf1 Nf1-+) 37.Kh2= Nf1 ½-½. AhmedSultanov (1620) - aliabadi46, lichess.org, 2019.

7.Bc4 c6 8.Nc3 Bb4 9.Qb3 (9.bc6 Bc6 10.Nf3 Nbd7=) 9...c5 10.Nf3 ab5 11.ab5 Ra1 12.Ba1 0-0 13.0-0 Qe7 14.Na2 Ba5 15.d4 Rc8 16.dc5 Qc5 17.Rc1 Qe7 18.Bb2 (18.Be5 Ng4+=) 18...Ne4 (18...Bc7 19.Be5+=) 19.Bf1 (19.Qd3 Nd6+=) 19...b6 (19...Rc1 20.Nc1 Nc5 21.Qc2+=) 20.Rc8 Bc8 21.Nc3 (21.Qc2 Nc5=) 21...Nc5 (21...Bb7 22.Ne4 Be4 23.Qc4 Bf3 24.Qc8 Qf8 25.Qf8 Kf8 26.gf3=) 22.Qc4 Bb7 23.Na4 Nbd7 24.Nc5 Nc5 25.Qd4 f6 26.Bc4 Kf7 27.Nd2 Qc7 28.Nf3 Ne4 29.h4 h6 30.Bd3 Bc3 31.Bc3+= Nc3 32.Nd2 Bd5= 33.e4 e5+= 34.Qb4 Be6? 35.Bc4+– Bc4 36.Qc3 Qd6 37.Nc4 Qc5 38.Qb3 Ke7 39.Ne3 Qd4 40.Qc4 Qd7 41.Nf5 Kf8 42.Qd5 Qa7 43.h5 Qa1 44.Kh2 Qd1 45.Qd1 (45...g6 46.Qd8 Kf7 47.Qe7 Kg8 48.Qg7#) 1–0. Burda,Roman (2135) – Melich,Jindrich (2150), CZE–chT2b, 2001.

7.Bc4 c6 8.Nc3 Bd6 9.d3 =+.

7.Bc4 c6 8.bc6 Bc6 9.Nf3 Nbd7 =.

7.Bc4 Bd6 8.Nf3 0-0 9.0-0 ab5 10.ab5 Ra1 11.Ba1 c6 12.Nc3 Bb4 13.Qb3 c5 (13...Qe7 14.Rb1 Bd6 15.d3+=) 14.d4+= Bc3 (14...Qe7 15.Na2+=) 15.Bc3+/- cd4 16.Bd4 Ne4 17.Ra1 Qe7 18.h3 (18.Bd3 f5+-) 18...Kh8 (18...Rc8 19.Ra7+/-) 19.Bd3 Ng5 20.Ne5 (20.Qd1!?+-) 20...f6+/- 21.Nc4 (21.Nd7 Nd7 22.Ra7 Rb8+/-) 21...e5+= 22.Bb6 Qf7 (22...Be6 23.Ra7+=) 23.Ra8 (23.Qa3 Be6+- (23...Bb5?? 24.Nd6 Qe7 25.Bb5+-)) 23...e4+/- 24.Be2 Qg6 (better 24...Be6+/-) 25.Kh2 (25.Bc7 Nf3 26.Kf1 Bh3+-) 25...Qh6? (25...Qf5 26.Qa3 Rg8+/-) 26.Bc7 (26.Qb4 Rg8 27.Rb8 Rb8+-) 26...Nh3 (26...Bh3 27.Qa3 Kg8 28.gh3 Qh3 29.Kg1 Nf3 30.Bf3 ef3 31.Qf8 Kf8 32.Rb8 Kf7 33.Rf8 Kf8 34.Bd6 Ke8 35.e4 Qg2) 27.gh3 (27.Rb8? Nf4 28.Kg1 Ne2 29.Kf1 Rb8-+) 27...Qh3 (27...Bh3 28.Qa3 (28.Rb8?! Rb8 29.Bb8 Bg4 30.Kg1 Be2+/-) 28...Be6 29.Kg1+-) 28.Kg1 Qh1 1-0. Abdullaevich (1945) - usatyy (1910), lichess.org, 2020.

7.Bc4 Bd6 8.Nf3 Qe7 9.Nc3 Nd5 (better 9...e5!?=) 10.Nd5 (10.Bd5 ed5 11.Nd5 Qf8+–) 10...ed5 11.Be2 (better 11.Bd5!? c6 12.bc6 (worse 12.Bg7 Rg8 13.bc6 bc6-/+) 12...Bc6 13.Qb3+–) 11...0-0= 12.0-0 Bg4 13.h3 Bf3 (13...Be6 14.Qc2=) 14.Bf3+= Nd7 (better 14...c6!?+=) 15.Bd5+– Be5? (better 15...ab5 16.ab5 Ra1 17.Ba1 Qg5+–) 16.Be5+– Ne5 17.Bb7 Ra7 18.ba6 (18.Ba6 Nd3+–) 18...c5 (18...Nd3 19.Qb1 Rd8 20.Bd5+–) 19.f4 (19.d4 Rd8+–) 19...Nc4 (19...Nd3 20.f5+–) 20.Qc2 Na5 21.Be4 (21.Rfb1 Nb7 22.Rb7 Rb7 23.ab7 Qb7 24.Qc5 Rc8+–) 21...g6 (21...h6 22.Bd3+–) 22.Bd3 (22.f5 Ra6 23.fg6 hg6+–) 22...c4 23.Bc4 Nc4 (23...Rc7 24.d3+–) 24.Qc4 Rfa8 25.f5 Ra6 26.f6! Rf6 27.Rf6 Qf6 28.Rf1 Qe7 29.Rf4 Qe8 30.h4 (30.Qe4 Qc8+–) 30...h5 (30...Rc8 31.Qd4+–) 31.g4 (31.Qe4 Qc8+–) 31...Rc8 32.Qe4 Qe4 33.Re4 hg4 34.Rg4 Rc1 35.Kf2 Rc2 36.Ke2 Ra2 37.Kd3 Kg7 38.Kc3 f5 (38...Kf6 39.Rd4+–) 39.Rd4 Kh6 (39...Kf6+–) 40.Kb3 Ra1 41.Kb2 Rh1 (41...Rf1 42.a5 f4 43.Rf4 Rd1+–) 42.a5 Rf1 (42...f4 43.a6 fe3 44.a7+–) 43.a6 f4 44.Rf4 Re1 45.a7 g5 46.hg5 Kg5 (46...Kg7 47.a8Q Rb1 48.Kb1 Kg6 49.Qa6 Kg5 50.Qf6 Kh5 51.Rh4) 47.a8Q (47.a8Q Re3 48.de3 Kg6 49.Qg2 Kh5 50.e4 Kh6 51.Rh4) 1–0. GuestKHMF – Tonwixx, freechess.org, 2017.

7.Bc4 Bd6 8.f4 =+.

8.Bb5 Bb5 9.ab5 Ra1 10.Ba1 Qd5 11.Bf6 gf6 12.Nc3 (12.Nf3 Qb5 13.Nc3 Qa6=+) 12...Qg2-/+ 13.Qf3 Qf3 (13...Rg8 14.Qg2 Rg2 15.Nf3-/+) 14.Nf3=+ Bd6 15.Ne4 (15.Ke2 Kd7=+) 15...f5 16.Nd6 cd6 17.Rg1 Ke7 18.d4 Rc8 (18...Nd7 19.Rg7-/+) 19.Rg7 Rc1 (19...h6 20.Rh7 Nd7 21.Rh6 Rc1 22.Ke2=+) 20.Ke2 (20.Kd2 Rb1 21.Rh7 Kf6+=) 20...Rb1 (20...h6!?=+) 21.Rh7 (21.Ng5!? Kf6 22.Rf7 Kg5 23.Rb7+/-) 21...Rb5+= 22.Ng5 Rb2 23.Kf3 b5? (23...Kf6 24.h4 (24.Nf7?! Kg6 25.Rh8 Kf7 26.Rb8 e5=) 24...Kg6 25.Rf7+/-) 24.Nf7 (better 24.Rf7!? Ke8 25.Rb7+-) 24...b4 25.Ne5 (25.h4 Kf6+-) 25...Kf6 26.Nc4 Rc2 27.Nd6 b3? (better 27...Nc6+/-) 28.Rb7 b2? (28...Nc6 29.Rb3 Ke7+-) 29.Rb8 Ke7 30.Nc8 (better 30.Rb6!? Rc1 31.Nf5 Kf6 32.Rb2 Kf5+-) 30...Kd7 (30...Rc8 31.Rb2 Rh8 32.Kg3+-) 31.Na7 Kc7 (31...Rc7+-) 32.Rb3 1-0. afsharian – Archae, lichess.org, 2018.

9.Ba1 Bb4 10.Nc3 0-0 11.Nf3 Bc3 12.Bc3 Nd5 (12...c6 13.bc6 Bc6 14.0-0=) 13.Bd5 (13.Bd4 c6+=) 13...ed5= 14.Nd4 c5 15.bc6 Nc6 16.0-0 Nd4 17.Bd4 Be6 18.Qa1 Qd7? (better 18...f6!?+=) 19.Bg7+– Rb8 (19...Re8 20.Bh8 f5 21.Qb2+–) 20.Bh6 (better 20.Qf6 Bh3 21.gh3+–) 20...f5?? (20...d4 21.Qe1 Rc8 22.f3+–) 21.Qf6 (better 21.Qe5 Rc8 22.Qg3 Kh8 23.Bf4+–) 21...Qf7 22.Qe5 Rc8 23.f4 Qg6 24.Bg5 h6 25.Bf6 Kf7 26.Bh4 Qg7 27.Qd6 Kg6 1–0. GuestVQCP – EndGameTricks, freechess.org, 2017.

9.Ba1 Bb4 10.Nc3 0-0 11.Nf3 c6 12.bc6 Bc6 13.Be2 Nbd7 14.0-0 Nc5 (14...Qc7 15.Qb3 Be7 16.Nb5=) 15.d4 (15.Ne5 Qd6 16.Nc6 bc6+=) 15...Nce4 16.Ne4 Ne4 17.Ne5 Bc3?? (better 17...Bd5=) 18.Nc6+/- bc6 19.Bf3 Ba1 20.Be4 (worse 20.Qa1 Nd2 21.Rd1 Nf3 22.gf3 c5=+) 20...Bc3 21.Bc6 (21.Bh7 Kh7 22.Qc2 Kg8 23.Qc3 Qd5+-) 21...Qc7 22.Bf3 Bb4 23.Qb1 Bd6 24.g3 h6 25.Rc1 Qb8 26.Qc2 Ba3 27.Rb1 Qc8 28.Qb3 Be7 29.h4 Bf6 30.Kg2 Qd7 31.Qd3 (31.Qb5 Qd8+-) 31...Qe7 (31...e5!?+/-) 32.Rb7+- Qd6 33.Qb1 Be7 34.Qa2 Bf6 35.Qa7 Bd8 (35...e5!? 36.Qc5 Qe6 37.Bd5+-) 36.Rd7 Qb4 (better 36...Qb6+-) 37.Bh5 f6 (37...Kh8 38.Rf7 Rg8 39.Qa6+-) 38.Bf7 (38.Rg7 Kh8 39.Rh7 Kg8 40.Qg7) 38...Kh8+- 39.Be6 Bb6 (39...Qb1 40.Rg7 Qe4 41.f3 Qc2 42.Kh3+-) 40.Qb7 (40.Qb7 Ba5 41.Rg7 Qb7 42.Rb7+-) 1-0. BeepBeepImAJeep (2600) - Alimardani (2055), lichess.org, 2018.

9.Ba1 Bb4 10.Nf3 0-0 11.Qb3 Qe7 12.0-0 Nd5 13.Bd5 ed5 14.Qd5 Qc5 (14...c6 15.Qh5+=) 15.Nc3 Qd5 16.Nd5 Bb5 (16...Bd6!? 17.b6 cb6+–) 17.Nb4+– Bf1 18.Kf1 c5 19.Nd5 Nc6 20.Ne5 (20.Nb6 Rd8+–) 20...Ra8 21.Bc3 Ne5 22.Be5 f6 23.Bc3 b5 24.d4 (24.Nc7!? Rb8 25.Na6+–) 24...b4+= 25.Be1 (worse 25.dc5 bc3 26.Nc3 Ra5=+) 25...b3 26.dc5?? (better 26.Bc3 cd4 27.ed4=+) 26...b2-+ 27.Nc3 Ra3 28.Nb1 Ra1 29.c6 (29.Nc3-+) 29...Rb1 30.c7 Rc1 0–1. GuestXNSH – GuestDWXG, freechess.org, 2017.

9.Ba1 Bd6 10.Nf3 0-0 11.0-0 c6 12.Nc3 cb5 (12...Qe7 13.Qc2=) 13.Nb5 Be7 14.d3 Qb6 (14...Nc6 15.Qe2+=) 15.Qb1 (15.Bd4 Qd8+=) 15...Nc6 16.Ne5 (16.Bf6 Bf6 17.d4 Be7+=) 16...Ne5= 17.Be5 Bb5 18.Qb5 Qb5 19.Bb5 Rc8 (19...Ra8 20.Rb1+=) 20.Rb1+= h6 (20...Ng4 21.Bg3 h5 22.h4+=) 21.h3 Rc5 (21...Ra8!?+=) 22.d4+/– Rc2 (22...Rc3 23.Bf1+/–) 23.Bd3 Rd2 24.Rb7 Rd3 25.Re7 Ne4 26.f3 Nc3 27.Re8 Kh7 28.e4 f6 29.Bd6 Rd4 30.Re6 Rd1 31.Kh2 Ne2 32.Bf8 Rd7 33.Rd6 Rf7 34.Rd8 Nf4 35.Bd6 Ne6 36.Re8 Nd4 37.Be7 Nc6 38.Bc5 Ne5 39.Bd4 Nd7 40.Kg3+– Kg6 41.f4 Rf8 42.Re7 Rf7?? 43.f5 (43...Kh7 44.Rf7+–) 1–0. orane – barnacle10, Caissa.com, 2006.

9.Ba1 Bd6 10.Nf3 0-0 11.0-0 Qe8 12.Ne5 Bb5-/+ 13.Bb5 (13.d3 Bc4 14.Nc4 Be7-/+) 13...Qb5 14.Nf3 Qh5 (14...Nbd7 15.Bf6 Nf6 16.Nc3-/+) 15.h3? (15.Bf6 gf6 16.Qb3 b6=+) 15...Nc6 (15...Nbd7!?-/+) 16.Bf6=+ gf6 17.d4 Kh8 18.Nbd2 Rg8 19.Kh1 Qg6 20.Nh4 Qg5 21.Ndf3 Qh5 (21...Qb5 22.Qa1-/+) 22.Qb3=+ b6 23.Qc4 Ne7 24.e4 (24.Rb1 f5=+) 24...Ng6-/+ 25.Ng6 (better 25.g4 Qh6 26.Ng6 Rg6 27.Kg2-/+) 25...Rg6?? (25...Qg6!? 26.Rg1 Qe4-+) 26.e5 (26.d5!?=) 26...fe5-/+ 27.de5 Be5 28.Ne5 (28.Qb5!? c5 29.Qb6-/+) 28...Qe5-+ 29.f4 Qd5 30.Qa6?? (better 30.Qc3 f6 31.Rf2-+) 30…Qg2 0-1. KLINGON09 (1815) - amajlija (1865), lichess.org, 2019.

9.Ba1 Bd6 10.Nf3 0-0 11.Nc3 c6 12.0-0 cb5 13.Nb5 Bb5 14.Bb5 Ng4 (14...Qe7 15.Qc2+–) 15.h3 Nh6 16.Qc2 Nf5 17.Rc1 Ba3 (17...Nc6!?+–) 18.Rb1+– h6?? (18...Qc8 19.Bc3+–) 19.Nd4 (better 19.e4 Qc8 20.Qd3+–) 19...Nd4 20.Bd4 Bd6 21.Qc3 (21.Qe4!? Nc6 22.Bc6 bc6 23.Qc6 Qc7 24.Qc7 Bc7+–) 21...e5+– 22.Be5 Be5 23.Qe5 Qd2 24.Qe4 Nc6 (24...Nd7 25.Bd7 Qd7 26.Rb7+–) 25.Bd3+– f6 1–0. GuestKVYG – kotobanjagg, freechess.org, 2017.

9.Ba1 Bd6 10.Nf3 c6 11.Nc3 =.

9.Ba1 Be7 10.Nf3 0-0 11.0-0 b6 12.d4 c6 13.Qb3 c5 (13...cb5!? 14.Bb5 Bb5 15.Qb5 Qc7=) 14.Nbd2 Bc8 15.h3 Bb7 16.Rd1 Bd5 (16...Nbd7 17.Ne5=) 17.Ne5 (17.dc5 bc5 18.Bd5 Qd5 19.Qd5 ed5+=) 17...Nbd7 (17...Qc7 18.dc5 bc5 19.f3+=) 18.Nc6 Bc6 19.bc6 Nb8 20.dc5 Bc5 (20...bc5 21.Qb7 Ne8+-) 21.Ne4!+- Qc7 (21...Ne4 22.Qd3 Double attack (22.Rd8 Discovered attack; 22.Qd3 Decoy)) 22.Nf6 (better 22.Bf6 gf6 23.Nf6 Kg7 24.Qb2+-) 22...gf6+/- 23.Bf6 Nc6 24.e4 (better 24.Bb5 Be7 25.Bb2+/-) 24...Be7?? (24...Qf4 25.Qf3 Qf3 26.gf3=) 25.Bc3 (better 25.Rd7! Qf4 26.Be7 (26.Re7?! Qf6 27.Rc7 Nd4 28.Qb6 Qf4+=) 26...Ne7 27.Re7 Qe4 28.Bf1+-) 25...Rd8 (better 25...Na5!? 26.Ba5 ba5=) 26.Rd8+/- Qd8? (better 26...Nd8 27.Bb2 Qf4+/-) 27.Be6!+- fe6 28.Qe6 Kf8 29.Qh6 Kf7 30.Qc6 Qd1 31.Kh2 Qc2? (31...Qd6 32.Qd6 Bd6 33.g3+-) 32.Qd5 Ke8 33.Qb5 Kf7 34.Qf5 Ke8 35.Qc8 Kf7 36.Qc4 Ke8 37.f4 Qf2 38.e5 (38.Be5 Qe3+-) 38...Bc5 (38...Qc5 39.Qg8 Bf8+-) 39.Qg8 Kd7 40.Qh7 Kc6 (40...Ke6 41.Qg6 Kd5 42.Qd3 Ke6 43.Qd2 Qd2 44.Bd2+-) 41.Qe4 Kb5 42.Qf3 (42.e6 Bd6 43.Be5 Be7+-) 42...Qg1 (42...Qf3 43.gf3 Kc4 44.h4+-) 43.Kg3 Qb1 44.f5 Bg1 (44...Kc4 45.e6 b5 46.Be5+-) 45.e6 Bc5 46.Qd5 Ka6 47.Qa8 (better 47.f6!? Qg6 48.Kf3 Qc2+-) 47...Kb5 48.Qd5 Ka6 49.f6 Qg6 50.Kh2 Bf2 (50...Qb1 51.e7 Qg1 52.Kg3 Qf2 53.Kg4 Be7 54.Qc4 Ka7 55.Qa4 Kb8 56.Be5 Bd6 57.Bd6 Kb7 58.Qe4 Ka7 59.Qe7 Ka6 60.f7 Qg2 61.Bg3+-) 51.Be5 (better 51.Qa2 Kb7 52.Qf2+-) 51...Qb1 52.Qa8 (better 52.h4 Qg1 53.Kh3 Qh1 54.Bh2 Bg1 55.Qa8 Kb5+-) 52...Kb5 53.Qd5 Ka6 54.Qc4 (better 54.h4 Qg1 55.Kh3 Qh1 56.Bh2 Bg1 57.Qa8 Kb5+-) 54...Kb7 55.Qd5 (55.Qc7 Ka6 56.Qc8 Kb5 57.Qd7 Kc5 58.Qd6 Kb5 59.h4 Bg1 60.Kg3 Qg6 61.Kf3 Qf5 62.Bf4 Qh5 63.Kg3 Qg6 64.Bg5+-) 55…Ka6= ½-½. BeepBeepImAJeep (2745) - Alireza_rst0074 (2035), lichess.org, 2016.

9.Ba1 Be7 10.Nf3 0-0 11.0-0 c6 12.Qb3 Qc7 13.Be5 Bd6?? (better 13...Qb6+=) 14.Bd4 (better 14.b6 Qc8 15.Bd6+-) 14...e5?? (14...cb5 15.Bb5 e5 16.Bb2-/+) 15.Bb2?? (better 15.b6 Qd8 16.Be5+/-) 15...cb5-/+ 16.Bb5 Nc6 (16...e4 17.Rc1 Nc6=+) 17.h3 Be6 18.Bc4?? (18.Qa4 Bd5=+) 18...Bc4 (better 18...Na5 19.Qc2 Nc4-+ (19...Bc4?! 20.d3-+)) 19.Qc4=+ Rc8 20.Rc1 Nd4 (20...Qe7 21.d3=) 21.Qc7 (21.Ne5 Be5 22.Qc7 A) worse 22...Rc7 23.Rc7 Bc7 24.Bd4+/- (24.ed4?! b5=); B) 22...Bc7 23.ed4 Nd5+=) 21...Nf3 (21...Bc7? 22.ed4 e4 23.Ne1+-) 22.gf3 Rc7 23.Rc7 Bc7 24.Nc3 Kf8 25.Kf1 Ke7 26.Kg2 (26.Nb5 Bb8=) 26...Ke6=+ 27.e4 (27.Nb5 Bb6=+) 27...Nh5 28.Nd5 Bd8 (28...Bd6 29.h4=+) 29.d4 ed4 30.Bd4 f5 31.Nc3 (31.Kf1!?=) 31...Nf4-/+ 32.Kg3 g5 (32...Bc7 33.Nb5 Be5 34.Be5 Ne2 35.Kg2 Ke5 36.ef5-/+) 33.Be3 (33.Nb5 Be7=+) 33...Ke5 (33...Bf6 34.Nb5 Be5 35.Bf4 Bf4 36.Kg2-+) 34.h4? (34.Nb5 Ne2 35.Kg2 Be7-/+) 34...fe4?? (34...gh4 35.Kh2-+) 35.Ne4? (better 35.hg5 Bg5 36.Kg4=) 35...gh4-+ 36.Kg4?? (36.Kh2 Nd5-+) 36...Ng6 (36...h5) 37.Bg5 (37.Nc3 h5! 38.Kh3 Nf4 39.Kh2 Kf5-+) 37...Bb6 (better 37...Bg5 38.Ng5 h5 39.Kh3 b5-+) 38.Bh4 Nh4 39.Kh4 Bd8 (39...Bd4 40.Kg5-+) 40.Kh5-/+ b5 (40...Be7 41.Kh6-/+) 41.Kh6?? (better 41.Nc3=) 41...b4-/+ 42.Kh7 b3 (better 42...Bb6 43.Nd2 Kd4-+ (43...Bf2?! 44.Nb3-+)) 43.Nd2 b2 44.Kg6?? (44.Nc4 Kf4 45.Nb2 Kf3=) 44...Ba5 (better 44...Kd4 45.Nb1-+) 45.Nb1?? (better 45.Nc4 Kf4 46.Nb2 Kf3 47.Kf5=) 45...Kf4 (better 45...Kd4 46.f4 Kd3 47.f5-+) 46.Kf6 Kf3 47.Ke5 Kf2 48.Kd4 (48.Kd5 Ke2 49.Kc4 Kd1-+) 48...Ke2 49.Kc4 Kd1 50.Kb3 (50.Kb3 Kc1 51.Na3-+). AhmedSultanov (1740) - rjosprey (1675), lichess.org, 2019.

9.Ba1 Be7 10.Nf3 0-0 11.0-0 h6 12.d3 Nd5 13.e4 Nb6 14.Nbd2 Bf6 (14...Nc4 15.dc4 c6 16.Qa4=) 15.e5 Bg5 (15...Be7 16.Qb3+=) 16.Ng5 Qg5 17.Nf3 Qf4 18.Qb3 Rd8 19.Bb2 Be8 20.Bc1 Qg4 21.h3 Qg6 22.Nh4 (22.Be3 Nd5+=) 22...Qh7 (22...Qh5 23.Nf3=) 23.f4 (23.Be3 N8d7 24.Qc3 Nc4 25.dc4 c5+=) 23...Nc4= 24.dc4 Qd3 25.Qb4 (better 25.Qd3 Rd3 26.Bb2=) 25...Rd4?? (better 25...c6 26.b6 Qd4 27.Kh2 c5=+) 26.Qe7+– Rd8 27.Qc7 Qd4 28.Kh1 Qd7 29.Qc5 (better 29.Qd7 Nd7 30.Be3+–) 29...Rc8= 30.Qb4 (better 30.Qg1=) 30...Qc7?? (better 30...Qd3 31.Kg1 Rc4=+) 31.Ba3+– Qc4 (31...Nd7 32.Rc1+–) 32.Qf8+– Kh7 33.Rc1 Qc1 (33...Qb5 34.Rc8 Qf1 35.Kh2 Qf4 36.g3 Qd2 37.Ng2 Bc6 38.Qg8 Kg6 39.Rc6 Nc6+–) 34.Bc1+– Rc1 35.Kh2 Rc8 36.Qe7 Nd7 37.f5 (37.Nf3 Nc5+–) 37...Ne5? (better 37...Nc5+–) 38.fe6 (38.Qb7?! Rc4 39.fe6 fe6+–) 1–0. GuestQJPX – GuestDTSG, freechess.org, 2017.

10.Qa4 Bc5 11.Nf3 0-0 12.0-0 Nd5 (12...Be7 13.Bf6 gf6 14.Nc3+=) 13.Qb3 b6 (13...Bd6 14.Nc3+=) 14.Be5+/– cb5 (14...Be8 15.e4 cb5 16.Bb5 Bb5 17.Qb5+/–) 15.Bd5 ed5 16.d4 Be7 17.Nc3 (< 17.Qd5 Bc6 18.Qb3 b4=). pereira – mardal, internet, 2006.

10.Qa4 Bc5 11.Nf3 cb5 12.Bb5 Qb6 13.Nc3 +=.

10.Qa4 Nd5 11.Qb3 cb5 12.Bd5 ed5 13.Qd5 Nc6 +=.

10.Qa4 Nd5 11.bc6 Bc6 12.Bb5 Nb4 13.Bc6 (13.Nf3 Qd3 14.Nc3 Nc2 15.Kd1 Bb5 16.Qc2 Ba6=) 13...N8c6 (< 13...N4c6 14.Nf3=) 14.Nf3 Nd3 (14...Qd3 15.Nc3=+) 15.Ke2 Nc5 (15...Ndb4 16.Rc1=) 16.Qb5= Qa5 (16...Qd5 17.Nc3 Qd7 18.d4+=) 17.Nc3 (17.Qa5 Na5 18.Nc3 Kd7+=) 17...f6 (17...Qb5 18.Nb5 Kd7 19.Rb1+=) 18.Bb2 (18.Rb1!?+=) 18...Qb5= 19.Nb5 Nb3 20.Nfd4 Nbd4= 21.Bd4 Kd7 22.Rb1 Be7 23.Bb6 Ra8 24.Nc3 Ra6 25.Ne4 ½–½. Krueger,Bernhard – Wuttke,Bodo (1770), Baunatal op 5th, 1999.

10.Qa4 Nd5 11.bc6 Bc6 12.Bb5 Nb6 13.Bc6 Nc6 14.Qb5 =.

10.Qa4 Nd5 11.Bd5 ed5 12.Nf3 f6 =.

10.Qa4 Be7 11.Nf3 0-0 12.Bf6 (12.0-0 cb5 13.Bb5 Bb5 14.Qb5 Qd7=) 12...Bf6 13.d4 cb5 (13...Qb6 14.Nc3=) 14.Bb5 Bb5 (14...Qb6 15.Nc3=) 15.Qb5 Qd7 (15...Qc7 16.0-0=) 16.Qd7 Nd7 17.Ke2 Rc8 (17...b5 18.Rc1 Rb8 19.Kd3=) 18.Kd3 (18.Nbd2 b5+=) 18...e5 (18...b5!?=) 19.Nc3+= ed4 20.ed4 Rd8 21.Nd5 Ne5? (better is 21...b5 22.Rc1 Kf8+/–) 22.de5+– (22.Ne5?! Be5 23.f4 Bb8+=) 22...Rd5 (22...Be5 23.Ne5 Rd5 24.Ke4+–) 23.Ke4 (23...Rb5 24.ef6 gf6 25.Nd4+–) 1–0. b4_player – opponent, gamecolony.com, 2008.

10.Qb3 cb5 11.Bb5 Bb5 12.Qb5 Qd7 13.Nc3 Bd6 14.Nf3 0-0 15.0-0 Nc6 16.Ne2 Be7 (16...Nb4 17.Ned4=) 17.Ng3 (17.Bf6 Bf6 18.Rb1 Ra8=) 17...h6 (17...Nb4 18.Qe2=) 18.Bc3 (18.Rb1 Rb8+=) 18...Nd5 19.Bb2 (19.Rb1 Qc7=) 19...Bf6 (19...Ra8 20.e4 Nf4 21.d4=) 20.Bf6 Nf6 21.d4 Ra8 22.Rb1 Ra2 (22...Ra7 23.Ne5 Ne5 24.Qe5+= (worse 24.de5 Qb5 25.Rb5 Ra1 26.Nf1 Ne4=+)) 23.Qb7+= Qb7 24.Rb7 Ra1 (24...Ne4 25.Rb6 Ne7 26.Rb8 Kh7 27.Rb7=) 25.Nf1+/- Ne4 26.Rb2 Na5 27.g3 Nc4 28.Rc2 Na3 29.Rc8 Kh7 30.Kg2 (30.Ra8 Ra2+/-) 30...g5 (30...Ra2!? 31.Ne5 Rf2 32.Kg1 h5=) 31.Rc7 Kg7 (31...Ra2 32.Rf7 Kg8 33.Ne5+/-) 32.Ne5 Nd6 33.Nd2 Ra2 (33...Nab5 34.Rd7+/-) 34.Ndf3 (34.Nb3!? Rc2 35.Nc5 Nac4+-) 34...Nab5+/- 35.Rd7 Ra7 (35...Kf8 36.Rd8 Ke7 37.Nc6 Kf6 38.Nfe5+/-) 36.Ra7 Na7 37.h4 Nab5 (better 37...f6!? 38.Nd7 g4+/-) 38.hg5+- hg5 39.Ng5 Nf5? (39...Nc3+-) 40.Ngf7 Nc7 (40...Nc3 41.g4 Nh4 42.Kh3+-) 41.Ng5 Nd5 (41...Kh6 42.Ne4+-) 42.Ngf3 (42.Ne6 Kf6 43.Nc5 Nd6+-) 42...Nfe3 (42...Nd6 43.Nd7+-) 43.fe3 Ne3 44.Kh3 Nf5 45.g4 Ne3 46.Kh4 (46.Ng5 Kf6 47.Ne4 Ke7 48.Ng6 Kf7+-) 46...Kf6 (46...Nd5 47.g5+-) 47.g5 Kf5 (47...Ke7 48.Kh5+-) 48.g6 Kf6 49.Kh5 Nf5 50.Nd7 Ke7 51.Nfe5 Nd4 (51...Kd6+-) 52.g7 (52.g7 Nc6 53.g8Q Ne5 54.Ne5 Kd6 55.Nf7 Kc5 56.Qg5 Kd4 57.Qd2 Kc4 58.Qd6 Kc3 59.Qe5 Kd3 60.Nd6 Kd2 61.Nb5 Kd3 62.Qd4 Ke2 63.Nc3 Kf3 64.Qd3 Kg2 65.Ne4 Kh1 66.Qg3 e5 67.Nf2) 1-0. Abdullaevich (1790) - peerugio (1940), lichess.org, 2019.

10.Qb3 cb5 11.Bb5 Bb5 12.Qb5 Qd7 13.Nc3 Be7 14.Nf3 0-0 15.0-0 (15.Qd7 Nbd7 16.Ke2 Ra8=) 15...Qb5 16.Nb5 Nc6 17.Ne5 (17.Bf6 Bf6 18.d4 Ra8=) 17...Ne5 18.Be5 Rd8 19.d4 Nd5 20.h3 f6 21.Bg3 Kf7 22.Rb1 Rd7 23.e4 Nc3?? (better 23...Nb4=) 24.Nc3+- Rd4 25.Rb7 e5 (25...Ke8+-) 26.Nd5 1-0. Abdullaevich (1850) - shiv1657 (1875), lichess.org, 2020.

10.Qb3 cb5 11.Bb5 Bb5 12.Qb5 Qd7 13.Nc3 Be7 14.Nf3 Nc6 15.0-0 0-0 16.Rb1 Ra8 17.h3 h6 18.Ne2 Ra5 19.Qb3 Ra3 20.Qb5 (20.Qc4 Nd5=) 20...Ra5 21.Qc4 (21.Qb3 Ne4=) 21...Rc5 (21...b5!? 22.Qc2 b4=+) 22.Qb3= Na5 23.Qd1 Qd3 (23...Nc6 24.Bf6 Bf6 25.d4+=) 24.Ne1 (24.Nf4!? Qc4 25.Bc3+–) 24...Qd7= 25.Bd4 Rb5 26.Bc3 Nc4 Exerts pressure on the backward pawn 27.d3 Nb6 (27...Rb1 28.Qb1 Na3 29.Qb2=) 28.Ra1 Nfd5 29.Ba5 Bf6 30.d4 Nc4 31.Bc3 (31.Bd2 Rb2 32.Bc1 Rb5+=) 31...Qc6 32.Qc2 g6 33.Rc1 Na5 34.Qa4 (34.Qd3 Nb3 35.Rc2 A) 35...Nc3? 36.Nc3 (36.Rc3?! Qb6+=) 36...Nd4 37.ed4+–; B) 35...Qa6+=) 34...Qb6 (34...Nb3 35.Rc2=+) 35.Ba5 Qa5 (35...Ra5?? 36.Qe8 Kg7 37.Rc8+–) 36.Qc4 (36.Qd1 Rb2 37.Nd3 Rd2=) 36...Rb4 (36...Rb6 37.Qc8 Kg7 38.Nf3=+) 37.Qc2 b5 38.Qc8 Kg7 39.Nd3 Rb3 40.Nc5 Rb2 41.Qd7 Be7? (better 41...Qb6 42.Kf1 Bg5=) 42.Nf4+– Nf4? (better 42...Rf2 43.Nce6 fe6 44.Ne6 Kf7 45.Qd5 Rf5+–) 43.ef4?? (better 43.Qe7 Rf2 44.ef4+– (44.Kf2?? Qd2 45.Kf3 Qg2 46.Kf4 g5 47.Qg5 hg5 48.Ke5 Qd5)) 43...Qd2-+ 44.Ne6 Kf6 45.Rf1 fe6 46.Qe8 Qf4 47.Qh8 (47.d5 e5 48.Qc6 Kg7-+) 47...Kf5 (better 47...Kg5 48.g3 Qf6 49.Qc8 Qd4 50.Qe6-+) 48.g3 Qg5?? (better 48...Qe4 49.g4 Kg5 50.h4 Kf4 51.Qb8 e5-+) 49.Qe5 1–0. Mallmann,Bernd (1970) – Engels,Gerd (1990), SVR–ch MAT–II, 2007.

10.Qb3 cb5 11.Bb5 Bc6 12.Bf6 (12.Bc6 bc6 13.Bf6 gf6+–) 12...Qf6 (12...gf6!? 13.Bc6 bc6+–) 13.Bc6+– Nc6 14.Qb7 e5 15.Nf3 Be7 16.Qa8 Bd8 (16...Nd8 17.Nc3 Qc6 18.Qa7+–) 17.0-0+– 0-0 18.Rc1 Ne7 19.Nc3 Qh6 (19...Qe6+–) 20.Ne5 Bc7 21.Qe4 f6?? (21...Qe6 22.f4 Rc8+–) 22.Qc4 Rf7 (22...Kh8 23.Qc7 fe5 24.Qe7 Qf6 25.Qf6 gf6+– (25...Rf6?? 26.Ne4 Rf8 27.Rc5+–)) 23.Qf7 (23.Qf7 Kh8 24.Qe8 Ng8 25.Nf7) 1–0. Janek – Gustet, internet, 2017.

10.Qb3 Be7 11.Nf3 0-0 12.0-0 Qa5 13.Bc3 Qb6 14.Nd4 cb5 15.Nb5 Na6 16.N1a3 Nc5 17.Qb2 (17.Qb4 Nd5 18.Bd5 ed5=) 17...Na4=+ 18.Qc2 Nc3 19.Qc3 (19.dc3? Ra8 20.Rb1 Ba3 21.Na3 Qc5 22.Rb7 Qa3-+) 19...Rc8 20.Rb1 (20.Rc1 Ne4 21.Qd3 Bc6=+) 20...Bb5 (20...Ne4 21.Qc2 Bb5 22.Nb5 Nd2 23.Qd2 Rc4 24.Na3-/+) 21.Rb5=+ Qa7 22.d3?? (better 22.Ra5 Qb8 23.d3=+) 22...Qa3 (better 22...Ba3!? 23.Rb1-+) 23.Ra5?? (23.Qa3 Ba3 24.Rb7-+) 23…Qc3 (23...Qc3 24.g3 Qa5 25.Kg2 Qe1 26.Bb3 Ng4 27.Bd1 Qf2 28.Kh3 Qf1 29.Kg4 Qf5) 0-1. AleksandrNekhoroshik (1740) - hottechess (1745), lichess.org, 2021.

10.Nc3 Qa5 11.Qb1 Bb4 12.Nf3 cb5 13.Bd3 Bc6 14.Ng5 (14.Na2 Bd6+=) 14...Nbd7 (14...Bg2!? 15.Bb5 Bc6 16.Bc6 Nc6-/+) 15.0-0+= Bc3 16.dc3 b4 17.Ne4 b3 18.Nf6 Nf6 19.Qb3 Qg5 20.e4 (20.g3!?+=) 20...Ne4-/+ 21.Be4 Be4 22.f3 Qc5 23.Rf2 Bd5 24.Qa4 Ke7 25.Bb2 b5 26.Qh4 f6 27.Qg3 (27.Qh5!?-/+) 27…g6 0–1. Dudkin,Maxim – Galynin,Dmitri (2075), Moscow op–B, 2008.

10.Nc3 Bb4 11.Qb3 Qa5 12.Bb2 0-0 13.Nf3 Nd5 (13...cb5 14.Be2 Na6=) 14.Nd5 (14.0-0 Nc3 15.Ra1 Qc7+=) 14...ed5 (better 14...cd5!? 15.Bd3 Bb5-/+) 15.Be2 cb5 (15...Bg4!? 16.Bc3 Bc3 17.Qc3 Qc3 18.dc3 Bf3 19.Bf3 Nd7=) 16.Qd5 Bc6 17.Qg5 (17.Qd4!? f6 18.0-0+/-) 17...f6= 18.Qg3 (18.Qf5!?=) 18...Bf3=+ 19.gf3 Bd2 (19...Qa2 20.Bc1=) 20.Kf1 Qb4 (20...Qa2 21.Bf6 Rf6 22.Qb8 Rf8 23.Qe5=) 21.Rg1 Qb3?? (better 21...Qe7=) 22.Qg7 1-0. KLINGON09 (1800) - Hugofcostanzo (1770), lichess.org, 2020.

10.Nc3 Bb4 11.Nf3 0-0 12.0-0 Bc3 13.Bc3 cb5 14.Bd3 Nc6 (14...Bc6!? 15.Qb1 Bf3 16.gf3 Nc6 17.Qb5 Qd6+=) 15.Qb1 Ne7 1–0. DEFFM – GuestVXBB, freechess.org, 2019.

10.Nc3 cb5 11.Bb5 Bb5 12.Nb5 Qa5 13.Nc3 Bb4 14.Nf3 Nc6 15.0-0 0-0 16.Qb3 Bc3 (better 16...Ra8!?=) 17.Bc3+/- (worse 17.dc3 Qa6=; worse 17.Qc3 Qc3 18.Bc3 Ne4=) 17...Qc7 18.Rc1 (18.Bf6!? gf6 19.d4+/-) 18...Nd5= 19.Bb2 Rc8 20.h3 h6 (20...Qb6 21.Qb6 Nb6 22.e4=) 21.Nd4 Qd7 22.Qc4 (22.Qb5 Rc7=) 22...Nb6 (better 22...Nce7 23.Qb5 Rc1 24.Bc1 Nf6=) 23.Qc3?? (23.Qb5!? Nd5 24.d3+=) 23...Na4 (better 23...Nd4 24.Qd4 Rc1 25.Bc1 Qd4 26.ed4 Nd5-+) 24.Qb3=+ Nb2 25.Qb2 Kh7 (25...Nd4 26.Rc8 Qc8 27.Qd4=) 26.Nf3 g6 (26...Ra8 27.d4=) 27.d4+= f5 28.Rc5 Ne7? (better 28...Ra8+=) 29.Ne5+- Qd8 30.Qc2 (better 30.Qb7 Rc5 31.dc5+-) 30...Rc5+/- 31.Qc5 Nc6 (31...Nd5!?+=) 32.Nc6+/- bc6 33.Qc6 Qe7 34.g3 Kg7 35.h4 Kf6 (35...g5 36.h5+/-) 36.Kg2 (36.d5 Kf7+-) 36...Qa3 (36...Qd8 37.f3+/-) 37.Qc8 (37.d5!? Qe7+-) 37...Qb2?? (better 37...Kf7+-) 38.Qf8 1-0. BeepBeepImAJeep (2640) - Filimon (1890), lichess.org, 2017.

10.Nc3 cb5 11.Nb5= Nc6 12.Nf3 Nb4 (12...Bc5 13.0-0=) 13.0-0 Qb6 (13...Be7 14.Bf6 Bf6 15.Nd6 Ke7 16.Ne4+/– (16.Nb7 Qc7-/+)) 14.Qe2 (14.Bd4 Qd8+/–) 14...Nc2 (14...Be7 15.Bd4 Qd8 16.Rb1+/–) 15.Be5 Be7 (15...Na3!? 16.Na3 Ba3+/–) 16.d4+– Nb4 17.Bc7 Qc6 18.Ne5 Qe4 19.Bd6 Nbd5? (19...Nc6+–) 20.g3 (better is 20.Be7!? Bb5 21.Bb5 Ke7+–) 20...Bb5? (better is 20...Bc6 21.Ra1 0-0 22.Nc6 bc6+/–) 21.Bb5+– Kd8 (21...Kf8 22.Bd3 Bd6 23.Be4 Ne4+–) 22.Nf7 (22...Kc8 23.Qc4 Nc7 24.Qc7#) 1–0. De Visser,Arno – van Lier, 1986.

10.Nc3 cb5 11.Nb5= Be7 12.Nf3 =.

10.bc6 Bc6 11.Nf3 Bd6 12.0-0 0-0 13.Nc3 Qc7 14.Bd3 (14.d3 Ng4 15.g3 Bf3 16.Qf3 Ne5=) 14...Ng4 (14...Bf3!? 15.Qf3 Bh2 16.Kh1 Be5=+) 15.Bh7= Kh7 16.Ng5 Kg6? (better 16...Kg8 17.Qg4 Bh2 18.Kh1 Be5+=) 17.Qg4+- Bh2 18.Kh1 f5 19.Qh4 Be5 20.Ne6 (20.Ne2 Qd8 21.Be5 Bg2 22.Kg1 Qg5 23.Nf4 Qf4 24.Qf4 Bf1 25.Qg3 Kf7 26.Qg7 Ke8+-) 20...Bg2 (20...Qe7 21.Nf8 Qf8+-) 21.Kg2 (better 21.Kg1 Qc6 22.Nf8 Kf7 23.Rc1 Kf8 24.Ne2+-) 21...Qc6+/- 22.f3 (22.Ne4 Qe6 23.Qh7 Kh7 24.Ng5 Kg8 25.Ne6 Re8 26.Be5 Nc6 27.Ng7 Re5+/-) 22...Qe6+= 23.Kf2 Bf6 24.Qh3 (24.Qb4 Rd8 25.Ne2 Qd6 26.Rg1 Kh7 27.Rh1 Kg8 28.Qb3 Qd5 29.Qd5 Rd5 30.Bf6 gf6+/-) 24...Nc6 25.Rh1 Kf7 26.Bb2 (better 26.Ne2!? Rd8 27.Bf6 Qf6 28.d4=) 26...Ne5-/+ 27.Ba3 Rd8 28.Qh5 (28.Nb1!?-/+) 28...g6-+ 29.Qh7 Bg7 30.Bb2?? (better 30.Nb1-+) 30...Rd2 31.Kg3 Rb2 32.f4 (32.Rh2 Nd3 33.Rb2 Nb2 34.e4 Qe5 35.Kg2 Qc3 36.ef5 Qc2 37.Kg3 Qf5 38.Qh4-+) 32...Ng4 (32...Qc6 33.Qg7 Kg7 34.Rh7 Kh7 35.Nd5 Qc2 36.Nf6 Kh8 37.fe5 Qf2 38.Kh3 Qh2) 33.Kf3 Qe3 0-1. b4_Bb2 (1735) - emilio57 (1695), lichess.org, 2020.

7.ba6 Na6 8.Qb3 Nc5 =+.

7.Qb3 ab5 8.ab5 Ra1 9.Ba1 dc4 10.Bc4= cb5 11.Bb5 Nc6 (11...Bb5 12.Qb5 Qd7 13.Qb3=+) 12.Nf3= Bd6 13.0-0 0-0 14.d4 (14.Rc1 Qe7=) 14...Na7 (14...Qb6 15.Qb2=) 15.Bd3 Bc6 16.Nbd2 h6 (16...Bd5 17.Qb1 Bc6 18.e4+/–) 17.e4 Bc7 (17...Bf4 18.Bc3+=) 18.Rb1 (better is 18.Ne5+=) 18...Qe7? (better is 18...Qd7!?+=) 19.d5!+– Nd5 (19...Bd5 20.Bf6) 20.ed5 Bd5 21.Bc4 Bc6 22.Qc3 e5 23.Ne5 Be5 24.Qe5 Qe5 25.Be5 b5 26.Bf1 Rd8 27.Nf3 (27...Be4 28.Rb4+–; 27.Bf4 Rd5+–) 1–0. De Visser,Arno – Vlaming, 1983.

7.Qb3 ab5 8.ab5 Ra1 9.Ba1 dc4 10.Bc4 Be7 11.Nf3 0-0 12.Nc3 Qa5 13.0-0 Qb4 14.Rb1 Qb3 15.Rb3 Rc8 16.Ne5 cb5 17.Nd7 bc4 18.Nf6 Bf6 19.Rb7 Na6 20.Kf1 Nc5 21.Ra7 h6 22.Ke2 Nb3 23.Bb2 Rd8 24.d4 cd3 25.Kd1 Rc8 26.Rb7 Nc5 27.Rb5 Bc3 28.Bc3 Ne4 29.Be1 Ra8 30.Rb1 Ra2 31.f3 d2 32.fe4 de1Q 33.Ke1 Rg2 34.Rb8 Kh7 35.Rb7 Kg6 36.h4 Rh2 37.h5 Rh5 38.Kf2 Rg5 39.Kf3 h5 40.Rb2 h4 41.Rh2 Kh5 42.Rh1 Rb5 43.Rc1 g5 44.Rc8 Rb1 45.e5 g4 46.Kf4 Rf1 47.Ke4 g3 48.Rg8 Rf2 49.Kd3 g2 50.e4 h3 51.Ke3 Rf1 52.Rh8 Kg4 53.Rg8 Kh4 54.Rh8 Kg3 55.Rg8 Kh2 56.Ke2 0–1. Kukel,Imre (2010) – Horvath,Adam (2435), SVK–chT3B, 2000.

7.Qb3 ab5 8.ab5 Ra1 9.Ba1 Bd6 10.Nf3 =+.

7.Qb3 Bd6 8.cd5 cd5 9.Nf3 =+.

7.Nc3 Bb4 8.Qb3 a5 9.Nf3 Qc7 (9...0-0 10.bc6 Bc6 11.Rb1=) 10.Bd3 e5 (better is 10...dc4!? 11.Bc4 0-0=) 11.cd5+/– Bc3 (11...cd5 12.Nd5 Nd5 13.Qd5 f6+–) 12.Bc3 cd5 (12...cb5 13.Bb5 e4 14.Bf6 ef3 15.Bg7 Rg8=) 13.Be5+– Qd8 14.0-0 Be6 15.Ng5 (15.Rac1 0-0+–) 15...Nbd7 16.Bd4 h6 (16...Rc8 17.Rac1+–) 17.Ne6 fe6 18.Bg6 Kf8 19.Rac1 Rc8 (19...e5 20.Bc3 Nc5+–) 20.Qa3 Kg8 21.Qd6 (better is 21.Rc8 Qc8 22.Qe7+–) 21...Nf8 22.Qg3 N8d7 (22...Rc1 23.Rc1 h5 24.f4+–) 23.Rc8 Qc8 24.Bb2 (better is 24.d3+–) 24...Qc4?? (24...Qf8+–) 25.Bf6 Nf6 (25...e5 26.Bd3! Nf6 27.Bc4 dc4 28.Qe5 Kh7 29.Qf5 Kg8+–) 26.Qb8 (26…Qc8 27.Qc8 Ne8 28.Qe8) 1–0. Richter,Rainer (2220) – Valenta,Vit, Timisoara op, 1995.

7.Nc3 ab5 8.ab5 Ra1 9.Ba1 =.

7.Nc3 dc4 8.Bc4 ab5 9.ab5 Ra1 10.Qa1 cb5 11.Bb5 (11.Nb5 Bc6 12.f3 Be7=) 11...Bc6 12.Qa4 (12.Nf3 Be7=) 12...Be7 13.Nf3 (13.Qb3 Na6 14.Nf3 0-0=) 13...0-0 14.Bc6 (14.d3 Qd6=) 14...Nc6 15.0-0 (15.d4 Qd7=) 15...Nd5 (15...Qd3 16.Qb5 Qb5 17.Nb5=) 16.Nd5 (16.Ra1 Bf6=) 16...Qd5 17.Qg4 g6 (17...e5 18.e4 Qd6 19.Qg3=) 18.Bc3 (18.d4 Ra8=) 18...Rd8 (18...b5 19.Rc1=) 19.Ra1 (19.d4 b5=) 19…Qc4. GuestTYQZ – GuestWBSZ, freechess.org, 2018.

7.Nc3 Be7 8.Nf3 0-0 9.Be2 dc4 10.Bc4 Qc7 11.Be2 (11.Qb3 ab5 12.ab5 Ra1 13.Ba1 Rc8=) 11...Nd5 (11...e5 12.Qb1=+) 12.Rc1 (12.Nd5 ed5 13.0-0 Bd6=) 12...ab5 13.ab5 Qd8 (13...Nc3 14.Bc3 Rc8 15.Be5=) 14.Nd5 ed5 15.Qb3 Qb6 16.0-0 Be6 17.Nd4 (17.Qc2 c5=) 17...c5 18.Ne6 fe6 19.Qc3 Bf6 20.Qc2 (20.d4 Nd7=+) 20...Nd7 (20...Ra2 21.d4 cd4 22.ed4 Bd4 23.Bd4 Rc2 24.Bb6 Re2 25.Rc7=) 21.Bg4 (21.Bf6 Rf6 22.Bd3 Rh6=) 21...Ra2 (21...c4=+) 22.Rb1 (22.d4!?=+) 22...Ne5 Black prepares the advance c4 (22...c4 23.Qc1-/+) 23.Be2 c4 24.Qc1 Nd7 25.d3? (better 25.d4-/+) 25...c3-+ 26.d4 cb2 27.Rb2 Rb2 (27...Rb2 28.Qb2 Qd6-+) 0–1. Dziedzic,Ferdynand – Krawcewicz,Lucyna (1960), Ogolnopolski Integracyjny Turniej Szachowy Poland, 2008.

7.Nc3 Be7 8.Nf3 0-0 9.Be2 Qc7 10.0-0 e5 (10...dc4 11.ba6 b5 12.Nb1-/+) 11.d4 e4 12.Ne5 Be6 13.cd5 cd5 14.Rc1 Qa5 15.Qb3 Nbd7 (better 15...ab5!? 16.Bb5 Na6=) 16.Nd7 (16.ba6 Ne5 17.de5 Nd7 18.ab7 Ra7+/-) 16...Nd7 17.Nd5 Bd6 18.Qc3 Qd8 (18...ab5 19.Bb5 Bd5 20.Qa5 Ra5 21.Bd7+=) 19.Nf4 Qh4 (19...Bf4 20.ef4 Nf6 21.Qg3+/-) 20.g3 (20.d5 Be5 21.Qb4 Bf5 22.Be5 Ne5+-) 20...Qh6 21.Ne6 fe6 (better 21...Qe6!? 22.ba6 ba6+/-) 22.ba6+- Rf3?? (22...Ra7+-) 23.ab7 Raf8 (23...Rd8+-) 24.Qc6 Bg3 25.hg3 (worse 25.fg3 Qe3 26.Kh1 Qe2 27.Qe6 Kh8 28.Rf3 Qf3 29.Kg1 Qf2 30.Kh1 Qb2-+) 25...Qh3 26.Qe4 (26.Qd7?! Rg3 27.fg3 Qg3 28.Kh1 Qh3 29.Kg1 Qg3 30.Kh1 Qh3 31.Kg1 Qg3=; 26.Bf3?! ef3 27.Qf3 Rf3 28.Rc8 Kf7+/-) 26...R3f6 27.Rc8 Rh6 28.Qg2 Qf5 29.Ba3 1-0. BeepBeepImAJeep - Gijs (2165), IM BeepBeepImAJeep simul, lichess.org, 2017.

7.Nf3 ab5 8.ab5 Ra1 9.Ba1 cb5 10.cb5 Qa5 11.Nc3 Bb4 12.Be2 0-0 13.0-0 Ne4 14.Qb3 Nc3 (14...Rc8!?=) 15.Bc3 Bc3 16.dc3 Qb6 17.c4 Nc6 (17...dc4 18.Bc4 Rc8 19.Rd1+=) 18.Qc3 (18.c5 Na5 19.Qc3+/- (19.cb6?! Nb3 20.Ne5 Rd8+=)) 18...Ne7 19.c5 Qc7 20.b6 Qb8 21.Ne5 Bc6 22.Ra1 f6 23.Nd3 Rd8 24.Ra7 e5 25.h3 (25.Nb4 Kh8+=) 25...d4 26.ed4 ed4 27.Qc2 Nd5 28.Bf3 Qc8 29.Qa2 Qe6 (29...Kh8 30.Qc4+=) 30.Ra8 (30.Qc4!?+/-) 30...Re8?? (better 30...Ra8 31.Qa8 Kf7+=) 31.Re8 (31.Re8 Qe8 32.Bd5 Kf8 33.Nf4+-) 1-0. BeepBeepImAJeep (2595) - skulas (2345), lichess.org, 2016.

7.Nf3 cb5 8.ab5 ab5?? (better 8...Bd6=) 9.Ra8+- Bb4 (9...Bd6 10.c5! Bc7 11.Qb3+-) 10.cb5 (10.Be5 Bc8 11.Rb8 Nd7 12.Rc8 Qc8 13.cd5 0-0+-) 10...0-0 (10...Bd6 11.Be5 Be5 12.Ne5+-) 11.Be2 (better 11.Be5 Qb6 12.Bb8 Bb5+-) 11...Qb6 12.Nc3 (12.Qa4 Be7+-) 12...Bc3 (12...Na6 13.Rf8 Bf8 14.Na4+-) 13.Bc3 Bb5 (13...Rc8 14.Qa1 Qd8 15.Be5+-) 14.Bb5 (better 14.Qb1 Ne4+-) 14...Qb5 15.Bf6 gf6 16.Qa1 (16.Nd4 Qd3+-) 16...Kg7 (16...Nc6 17.Rf8 Kf8 18.Qf6 Qb1 19.Ke2+-) 17.Nd4 Qd3 18.Qd1 (18.Ne2 Nd7 19.Ra3 Qe4+-) 18...Nd7 19.Ra1 Nc5 20.Qb1 Qc4 21.Ne2 (21.Ra3!? Ne4+-) 21...Nd3 22.Kf1 Ne5 (22...Rb8 23.Ra3 Ne5 24.d4+-) 23.d3 (better 23.d4!? Nc6 24.Qb7 Rb8+-) 23...Nd3 24.g3 (24.Qb7!? Rc8+-) 24...Qe4 25.Rg1 Rc8 26.Nf4?? (26.Ra7 b6 27.Ra6+- (27.Qb6?! Qf3 28.Rf7 Kh6 29.Rf6 Qf6+=)) 26...Rc1+/- 27.Qc1 Nc1 28.Rc1 e5 29.Ne2 Qd3 30.Re1 (30.Ke1!?+/-) 30...b5+= 31.Kg2 b4 (31...Qe4 32.Kh3+=) 32.h4 (32.Nc1 Qb1+=) 32...b3 (32...Qe4 33.Kh3=) 33.Nc1 (33.g4 f5 34.gf5 Qf5+=) 33...Qc3 (33...Qb5 34.Ne2=) 34.Ne2 Qd2 (34...Qd3 35.g4+=) 35.Rgf1 (35.g4 b2 36.Ng3 Qc2+/-) 35...b2 36.Ng1 d4? (better 36...Kg6+=) 37.ed4+- ed4 (better 37...Qc2 38.d5 Kf8+-) 38.Rd1 (better 38.Rb1!?+-) 38...Qc3 (38...Qc2+/-) 39.Kh2 (better 39.Ne2!? Qc6 40.Kg1+/-) 39...d3+= 40.Nf3 f5 41.Nd2 f6? (better 41...h5=) 42.Nb1+- Qc2 43.Rd2 Qc1 (43...f4 44.Rfd1+- (44.Rc2?? dc2 45.Kg2 c1Q-+)) 44.Rfd1 Qc2 (44...f4 45.Rd3 f5 46.Rd4+-) 45.Kg2 (45.Rc2?? dc2 46.Rg1 c1Q-+) 45...f4 46.Rd3 (46.gf4 Kg6+-) 46...fg3 47.Kg3 f5 48.R3d2 (48.R3d2 Qe4 49.f3 f4 50.Kf2 Qe3 51.Kg2+-) 1-0. KLINGON09 (1800) - kirill19821209 (1795), lichess.org, 2020.

7.a5 b6 (better 7...c6!?-/+) 8.ab6= Ra1 9.bc7 Qc7 10.Ba1 Bd6 (10...b4 11.Bf6 gf6 12.c3=) 11.Be2 (11.Bf6 gf6 12.Nc3 Qc5=) 11...0-0 (11...e5 12.0-0=+) 12.0-0 (12.Bf6!? gf6 13.Nd4=) 12...Ne4 (12...e5 13.Ne1=+) 13.d3 (13.Qc1 f6=+) 13...Nc5 14.Nc3 (better 14.c4=+) 14...f6 (better 14...b4!? 15.Na2 Nc6=+) 15.d4+= Exerts pressure on the isolated pawn 15...Nb7 (15...Ne4 16.Nb5 Bb5 17.Bb5+=) 16.Nb5+– Bb5 17.Bb5 Qb6 (17...Rc8 18.Bd3+–) 18.Qe2 Nc6 (18...Bc7 19.Bd3+–) 19.c4+– dc4 20.Bc4 Re8 21.Qa2 Nb4 (better 21...Ncd8+–) 22.Be6 (better 22.Rb1 Bf8 23.Bc3 Na2 24.Rb6 Nc3 25.Rb7+–) 22...Kh8 23.Qb3 White intends d5 (better 23.Rb1 Re6 24.Qe6 Bh2 25.Nh2 (25.Kh2? Qe6 26.Bc3 Qd6 27.Kg1 Na2-+) 25...Qe6 26.Rb4=) 23...Na5?? (23...Re6 24.Bc3 Re8 25.Bb4 Qb4 26.Qb4 Bb4 27.Rb1=+) 24.Qa4?? (better 24.Qc3+–) 24...Re6= 25.Rb1 (better 25.Bc3 h6 26.Rb1=) 25...Re8?? (25...Qc7 26.Bb2 Nac6 27.Ba3=+) 26.Bc3 (26.Qe8 Bf8 27.Qf8) 26...Rb8=+ 27.d5 Nc4 28.Qd7 (28.Bb4 Bb4 29.Qc6 Ne5 30.Qb6 Rb6=+) 28...Qb5 (better 28...Qc5 29.Rb4 Rb4 30.Bb4 Qb4 31.Qe8 Bf8=+) 29.Qf7? (29.Qb5 Rb5 30.Nd4 Rb6 31.Bb4 Rb4 32.Rb4 Bb4=+) 29...Qe8?? (better 29...Qd5 30.Qd5 Nd5 31.Rb8 Bb8-+) 30.Qe8=+ Re8 31.Rb4 Bb4 32.Bb4 Rb8 33.Be1 (better 33.Bc3=+) 33...Rb1 (better 33...Rd8!?=+) 34.Kf1+= Rd1 (34...h5 35.h3+=) 35.e4+– Kg8 (35...Rb1 36.Ke2+–) 36.Ke2 Ra1 (36...Rb1+–) 37.Nd4 (37.Bc3!? Ra3 38.Bd4+–) 37...Ra2+= 38.Kd3 (38.Kf1 Nd6=) 38...Ne5= 39.Ke3 Ng4 40.Kf3 Nh2 41.Kg3 Nf1 42.Kf4 Nd2 (better 42...Kf7=) 43.e5 (43.Bd2 Rd2 44.Ke3 Ra2=) 43...fe5 (better 43...Ra4!? 44.Ke3 fe5-/+) 44.Ke5= Nc4 (44...Kf7 45.g4=) 45.Kf5 (better 45.Ke6 Rb2 46.d6=) 45...Ra5?? (better 45...Kf7=+) 46.Ba5+– Na5 47.Ke6 Kf8 (47...g5 48.d6 Nb7 49.Ke7 Nd6 50.Kd6+–) 48.Kd7 Nb7 (48...Nc4+–) 49.Ne6 Kf7 50.Kc6 (better 50.Nd8 Nd8 51.Kd8+–) 50...Na5 51.Kc7 Nc4 (51...Kf6 52.Nc5 Nc4 53.d6 Nd6 54.Kd6+–) 52.Nd8 (52.d6 Nd6 53.Kd6 g6+–) 52...Ke7 53.Nc6 Ke8 (53...Kf6 54.d6 Nd6 55.Kd6+–) 54.d6 Nd6 55.Kd6 g5 (55...h6 56.Ke6+–) 56.Ke5 (56.Ke6 h6+–) 56...h5 (56...g4 57.Kf4 h5 58.Kg5+–) 57.Nd4 Kf7 (57...Kf8 58.Ne6 Kf7 59.Ng5 Kg6 60.f4+–) 58.Kf5 g4 59.Kg5 Kg7 60.Kh5 1–0. GuestJQQY – GuestYRVY, freechess.org, 2020.

8.Ba1 Bb4 9.c4 0-0 (9...Bd6 10.Be5=) 10.Qb3 Bc5 (10...c5 11.Bc3 Bc3 12.Nc3=) 11.d4 (11.Bf6 Qf6 12.cd5 e5+=) 11...Be7 12.Nbd2 c6 13.Ne5 (13.bc6 Bc6 14.Bb2=) 13...Bd6 (13...dc4 14.Ndc4 cb5 15.Nd7 Qd7 16.Ne5=) 14.Nd7 (14.c5 Be7+=) 14...Qd7 (14...Nbd7 15.c5 Be7 16.Bd3+=) 15.c5 Be7 16.b6 h6 (16...Na6 17.Bd3+=) 17.Bd3+– Ne8 (17...Na6 18.0-0+–) 18.0-0 (18.Nf3 Qd8+–) 18...f6 (18...e5 19.e4+–) 19.Nf3 (19.Bc3 e5+–) 19...Qc8 20.Nh4 f5 (20...Rf7 21.Bc3+–) 21.Ng6 Rf7 22.Bc3 (22.Bb2 Nd7+–) 22...Nd7 23.Qc2 Bf6 (23...Bg5 24.h4 Be7 25.Ra1+–) 24.Ra1 Qb8 (24...Bg5 25.h4 Bf6 26.h5+–) 25.Be2 (25.Ra7 Nf8 26.Nf4+–) 25...Kh7 (25...e5!?+–) 26.Nf4 e5? (26...g6 27.Ne6 Re7+–) 27.Qf5 (27.Bh5 ef4 28.Qf5 Kh8 29.Bf7 Nc5 30.Qf4 Qc8+–) 27...Kg8 28.Bh5 ef4 (28...g6 29.Bg6 Re7+–) 29.Bf7 Kf7 30.Qd7 Be7 31.Ra7 Nf6 32.Qc7 (32.Qc7 Qh8 33.Rb7+–) 1–0. DEFFM – GuestGJHX, freechess.org, 2018.

8.Ba1 b6 9.c4 Bd6 10.Nc3 0-0 11.Be2 c6 (11...dc4 12.Bc4 Bc8 13.0-0=) 12.0-0 (12.Qb3 Qc7+=) 12...cb5 13.cb5 Ne4 (13...Bc8 14.Bb2+=) 14.Ne4 de4 15.Nd4 (15.Ne5 f6 16.Nd7 Nd7+=) 15...Qh4 (15...e5!? 16.Nb3 Be6=) 16.g3 Qg5 Attacking the isolated pawn on b5 17.Qc2 (17.f4 Qd5 18.d3+=) 17...f5 (better 17...Qg6!?+=) 18.Qb3+– Re8 19.Bc4 Qg6 20.Nc6 (20.d3 Kh8+–) 20...Nc6 (20...Bc6 21.bc6 Nc6 22.Bb5+–) 21.bc6 Bc6 22.Qb6 Bd5 (better 22...Rc8 23.Ba6 Rc7+–) 23.Be2?? (better 23.Bb5 Ba3 24.Be8 Qe8 25.Bb2+–) 23...Be7= 24.Rc1 h5 (24...Ra8 25.Bd4=) 25.Rc7 h4 26.Bb5 (26.Ra7 hg3 27.fg3 Bf6=) 26...hg3 27.hg3 Bd8?? (better 27...Ra8 28.Ra7 Ra7 29.Qa7 Qf7=) 28.Be8+– Bc7 (28...Qe8 29.Rg7 Kf8 30.Qd6 Qe7 31.Re7 Be7+–) 29.Qc7 (29.Bg6?! Bb6 30.Bc3 Bc5=) 29...Qh6 30.Qf7 (30.Bf7 Kh7 31.Qc8 Qg6 32.Qg8 Kh6 33.Qh8 Qh7 34.Qd8 Qg6 35.Qh4 Qh5 36.Qh5) 30...Kh8 31.Qh5 (31.Qf8 Kh7 32.Bf7 Qg6 33.Bg6 Kg6 34.Qg7 Kh5 35.Bf6 e5 36.Qg5) 31...Qh5+– 32.Bh5 Kh7 33.Be8 g6 (33...Kh6 34.Kg2+–) 34.Bf6 (34.g4 Kh6 35.Bf6 Bb3+–) 34...Kh6 (34...Bc4 35.g4!+–) 35.Kg2 (35.g4 Bc4 36.Bf7 fg4+–) 35...Kh5 (35...Bc4 36.f4+–) 36.Kh2 (36.Kh3 Bc4+–) 36...Bc4 37.Bf7 Kh6 38.Kg2 (38.g4 fg4 39.Kg3 g5+–) 38...Bd5 (38...Kh5 39.Be7+–) 39.Kh3 (39.g4 fg4 40.Kg3 Kh5+–) 39...Kh5 (39...g5 40.g4 Bc4 41.Kg3+–) 40.Be7 Bc4 41.g4! fg4 42.Kg3 Bd5 43.Bf8 (better 43.Be8 Bb7+–) 43...Bc4 44.Bg7 (44.Be8 Kg5+–) 44...Kg5 45.Bd4 Bd5 46.Be5 (46.Be8 Bc4+–) 46...Bc4 (46...Kf5 47.Bc3+–) 47.Bf4 Kh5 (47...Kf6 48.Be8 Kf5+–) 48.Be8 Bd5 (48...Be2+–) 49.Bf7 (49.Bb5 Ba2+–) 49...Bc4 50.Be8 Ba2?? (50...Bd5 51.Bb5+–) 51.Bf7 (51.Bb5 Bd5+–) 51...Bd5?? (51...Bc4 52.Kh2+–) 52.Be8 Bc4?? (52...Ba2 53.Ba4+–) 53.Bf7 e5?? (53...Bd5 54.Kg2+–) 54.Be5 (better 54.Bc4 ef4 55.ef4+–) 54...Bf7= 55.Bd4 Bc4 56.Be5 Kg5 57.Bd4 Kf5 58.Bg7 Be2 59.Bc3 Ke6 60.Kf4 Bf3 61.Kg5 Kf7 62.Bd4 Be2 63.Kf4 Bf3 64.Kg5 Ke6 65.Kg6 Kd5 66.Kg5 Kc4 67.Kf4 Kd3 68.Bc3 Ke2 69.Bb4 Kf2 70.d3?? (better 70.Be7=) 70...ed3-+ 71.e4 g3 72.Bc5 Kg2 (better 72...Ke2 73.Kg3 d2-+) 73.Ke3?? (better 73.Bb4=+) 73...Kh2 (better 73...Be4 74.Bd6 Kh3-+) 74.Kd3 (better 74.Kf3 g2 75.e5+–) 74...g2 75.e5 Bd5 76.Ke2 Bc4 77.Kf3 Bd5 78.Kf4 Be6 79.Kg5 Kh1 80.Kf6 Bd7 81.e6 Be8 82.Ke7 Bc6 83.Kf8 g1Q 84.Bg1 Kg1 85.e7 Kf2 86.e8Q Be8 ½–½. GuestRJRV – GuestRFFD, freechess.org, 2019.

8.Ba1 Bc5 9.c4 0-0 10.Nc3 dc4 11.Bc4 c6 12.d4 Bb6 (12...cb5 13.Be6 Be6 14.dc5-/+) 13.Qb3 cb5 14.Bb5 Bb5 15.Qb5 Ba5 16.0-0 (16.Qb7 Qc8 17.Qc8 Rc8=+) 16...Bc3 (16...Qc7 17.Rc1=) 17.Bc3 b6 (17...Qc7 18.Bd2+=) 18.Bb4+= Re8 19.Ne5 (19.Rc1 Nbd7+=) 19...Nd5 20.Ba3 f6 21.Nc6 (21.Nc4!?+/-) 21...Nc6 22.Qc6 b5? (better 22...Qc8!? 23.Qb5 Rd8=) 23.Qb5+/- Nc3 24.Qb3 Nd5 (24...Qa5 25.Ra1 Ne2 26.Kf1+-) 25.Rc1 (25.e4 Nf4 26.Qf3 Qa5+/-) 25...Qa5+/- 26.h3 h5 (26...Ra8 27.Bd6 Qd2 28.Qc4+/-) 27.Rc5 Qe1 28.Kh2 Qf2? (28...Kh7 29.Qc2 Kh6+-) 29.Qb7 (better 29.Rd5 h4 30.Bd6+-) 29...Qe3 30.Rc8 (better 30.Qd7 Rb8 31.Bc1=) 30...Rc8-+ 31.Qc8 Kh7 32.Qd7? (better 32.Bc1 Qe2 33.Ba3-+) 32...Qa3 33.Qe6 Nf4 (better 33...Qb3-+) 34.Qf5= Ng6 35.d5?? (better 35.Qh5 Kg8 36.Qg6 Qd6 37.g3 Qd4 38.Qe8 Kh7 39.Qe2=) 35...Qd6 36.Kh1 Kh6 37.Qe6 Qd8 (better 37...Qe6 38.de6 Kg5 39.Kh2-+) 38.Qe3 Kh7 39.Qe4 (39.Qd3 Qd7 40.d6-+) 39...Kg8?? (39...h4 40.Qe6-+) 40.Qe6?? (better 40.Qg6!? Qd5 41.Kg1-/+) 40...Kh8 (40...Kf8 41.Qf5 Ne7 42.Qh5 Qd5 43.Qd5 Nd5 44.Kg1-+) 41.d6? (41.Qf5 Ne5 42.Qh5 Kg8 43.Qd1-+) 41...Nf4 42.Qe7 (42.Qe4 Qd6 43.g3 Qd1 44.Kh2-+) 42...Qa8 43.d7 (43.Qe8 Qe8 44.d7 Qd7 45.Kh2 Qd2 46.Kg3 g5 47.Kf3 Qe2 48.Kg3 Qg2) 43…Qg2 0-1. AhmedSultanov (1620) - ikeeplearning (1655), lichess.org, 2019.

8.Ba1 Bd6 9.c4 0-0 10.Qc2 Qe8 (10...dc4 11.Bc4 c6 12.Nc3=) 11.Nc3 (11.Ng5 d4+=) 11...e5 (11...dc4 12.Bc4 e5 13.Nd5 Nd5 14.Bd5 Bb5 15.Ng5=) 12.cd5 (better 12.c5 Bc5 13.Nd5 Nd5 14.Qc5+=) 12...Nd5?? (better 12...Bg4+=) 13.Nd5+– Bb5 14.Ng5 g6 (14...f5 15.Nc7 Bc7 16.Qb3 Kh8 17.Qb5 Qc6+–) 15.Nf6 (15.Nf6 Kg7 16.Ne8 Be8 17.f4+–) 1–0. DEFFM – GuestVTDZ, freechess.org, 2019.

8.Ba1 Bd6 9.Be2 0-0 10.0-0 c6 11.Ne5 c5 (11...cb5 12.Nd7 Nbd7 13.Bb5=) 12.c4= b6 13.f4 Bc8 14.Bb2 Bb7 15.d3 Nbd7 16.Nd2 Qc7 17.Ndf3 Ra8 18.Qc2 Qb8 19.Qc3 (19.d4 cd4 20.ed4 dc4+=) 19...Nf8 (19...d4 20.ed4 cd4 21.Qe1 (21.Qd4?? Bc5-+) 21...Ne5 22.fe5 Be5 23.Bd4 Bd4 24.Nd4=+) 20.Nc6 (20.Qc1!? N8d7 21.Nc6=) 20...Bc6=+ 21.bc6 Qc7 22.Ne5 Be5 (22...d4 23.ed4 cd4 24.Qe1= (24.Qd4?? Bc5-+)) 23.fe5= Ne8 24.cd5 ed5 25.d4 Qc6 26.e4 de4 (26...Nc7 27.Qf3 Qe6 28.ed5 Qd5 29.Qd5 Nd5 30.dc5 bc5 31.Bc4+=) 27.Qb3= Ne6 28.Bb5 Qc7 29.d5 Nd4 (29...c4 30.Qc4 Qc5 31.Qc5 Nc5+= (31...bc5? 32.Bc6 N6c7 33.Ba8 Na8 34.Rc1+-)) 30.Bd4+/- cd4 31.d6 Qb7?? (better 31...Nd6 32.ed6 Qd6 33.Qf7 Kh8+-) 32.Bc6+- Ra3 (32...Qa7 33.Ba8 Nf6 34.ef6 gf6 35.Qg3 Kh8+-) 33.Bb7 Rb3 34.d7 (34.d7 Kf8 35.Bc6 g6 36.de8Q Kg7 37.Rf7 Kh6 38.Qf8 Kg5 39.Qe7 Kh5 40.Rh7 Kg4 41.Rh4 Kf5 42.Be4) 1-0. onur604 (2320) - GrandMaster444 (2150), Casual Rapid game, lichess.org, 2021.

8.Ba1 Bd6 9.Be2 0-0 10.0-0 Re8 11.Ne5 (11.Be5 Be5 12.Ne5 c6=) 11...Qe7 (11...c5 12.c4=) 12.f4 c6 (12...c5 13.Nc3=) 13.Nc3 cb5 (13...Rc8 14.Bb2=) 14.Nd7 (14.Nb5 Bb5 15.Bb5 Rc8=) 14...Nbd7 15.Nb5 e5 (15...Bc5 16.Be5=) 16.Nd6+= Qd6 17.fe5 Ne5 18.Qb1 (18.Bd4 Qe6+=) 18...Ne4 (18...b6 19.Bd4+=) 19.Qb7+– Nd2?? (better 19...f6 20.Be5 Qe5+–) 20.Be5+– Qe5 (20...Qe6 21.Bg4 Qe7 22.Qe7 Re7+–) 21.Qf7 Kh8 22.Qf8! Rf8 (22...Rf8 23.Rf8) 23.Rf8 1–0. DEFFM – GuestJLPR, freechess.org, 2018.

9.Nc3 cb5 10.Bb5 Bb5 11.Nb5 Qb6 12.Nc3 (12.Qe2 Be7=) 12...Bb4 (12...Nbd7 13.0-0=) 13.Nd4 (13.Na4 Qc7=) 13...Nc6 14.Nc6 bc6 15.0-0 0-0 16.f4 (16.Na4 Qd8=+) 16...c5 (16...Ra8 17.Qe1=+) 17.Kh1 (17.Na2 Ne4 18.d3 Nd6=) 17...d4 18.Ne2 de3 (18...Ne4!? 19.c3 dc3 20.Nc3 Bc3 21.Bc3 Qb5=+) 19.Bf6= gf6 20.de3 c4 21.c3 Bc5 (21...Ba5 22.Qc1=) 22.Nd4 Rd8 (22...Qb2 23.f5 e5 24.Qg4 Kh8 25.Ne2+=) 23.Qg4 (23.Qe2 f5+/-) 23...Kh8+= 24.Rd1 (24.Qe2!?+=) 24...e5= 25.fe5 (25.Nf5 Rd1 26.Qd1 Be3=) 25...fe5=+ 26.Nf5 Rd1 27.Qd1 Be3 28.h3 (better 28.Nd6 Qa5 29.Nf7 Kg7 30.Nd6=) 28...Qf6?? (28...Bd2 29.Qg4 Qf6 30.Ng3-/+) 29.Qg4?? (better 29.Ne3 Kg7 30.Nc4+-) 29...Bf4-/+ 30.h4 (30.g3 Bd2-/+) 30...Qg6 31.Qh3 (31.Qg6 hg6 32.Nd6 f5-/+) 31...h5-+ 32.g3 Bd2 33.Ne7? (better 33.Qf1-+) 33...Qe4 34.Kh2 Qe2 (34...Bc3?! 35.Qf1 Kg7 36.Nf5 Kf8 37.Nd6 Qc2 38.Kh3-+) 35.Qg2 Qg2 36.Kg2 Bc3 37.Kf3 Kg7 (37...Bd4 38.Nd5-+) 38.Ke2? (38.Nf5 Kf6 39.Ne3-+) 38...Bd4 39.Nd5 (39.Nc8 Bc5 40.Kd2 e4-+) 39...Kg6 40.Kd2 Kf5 41.Nc3 (41.Ke2-+) 41...Bc3 42.Kc3 Kg4 43.Kc4 Kg3 44.Kd5 Kh4 (44...Kf4 45.Kc5-+) 45.Ke5 Kg3 0-1. Akrapovik (1675) - AmirMohammadKarimi (1700), lichess.org, 2021.

9.c4 Qa5 10.Be5 Qd8 11.Nc3 Bb4 12.cd5 cd5 13.Qb1 Bc3 (13...Ba5 14.Be2+=) 14.Bc3 (14.dc3 0-0+–) 14...0-0 15.Bd3 Qe8 (15...g6 16.0-0+–) 16.0-0 (16.Bf6 gf6 17.Bh7 Kh8+–) 16...Ne4 (16...Qd8!?+–) 17.Bb4+– (17.Be4?! de4 18.Qe4 f6+–) 17...Bb5 18.Bb5 Qb5 19.Bf8 Qb1 20.Rb1 Kf8 21.Rb7 Ke8 1–0. DEFFM – smirk, freechess.org, 2017.

9.c4 cb5 10.cb5 Bd6 11.Be2 e5 (better 11...0-0!?=) 12.Ne5+/- Be5 (better 12...0-0!?+/-) 13.Be5+- 0-0 14.0-0 Re8 (14...Bf5 15.Nc3+-) 15.f4 h5 (15...Bf5 16.Nc3+-) 16.Nc3 (16.Bh5?! Bb5 17.Be2 Be2 18.Qe2 Nc6 19.Bf6 Qf6+/-) 16...Bg4 17.Bf6 Qf6 18.Bg4 hg4 19.Nd5 Qd6 20.Nc3 Nd7 21.Rf2 (21.Qe2 Ra8+-) 21...Nf6 22.Qb3 (22.Qe2 Qd7+-) 22...Ne4? (better 22...g3 23.hg3 Ng4+=) 23.Ne4+- Re4 24.Qc2 Rb4 25.Qc8 Kh7 26.Qf5 (26.Qb7?! Qd3 27.h3 g3+/-) 26...g6?? (better 26...Kg8+-) 27.Qf7 Kh6 28.Qe8 (better 28.Rf1 Rb2 29.f5 gf5 30.Rf5 Rb1 31.Kf2 Qd2 32.Kg3 Qd6 33.Kg4 Qg6 34.Qg6 Kg6 35.e4+-) 28...Rb1 (28...Kg7+-) 29.Rf1 Qd2 (29...Rf1 30.Kf1 Qf6+-) 30.Qh8 1-0. onur604 (2320) - carlosantoniojurado (1900), lichess.org, 2020.

9.c4 dc4 10.Bc4 cb5 11.Be2 Bc6 12.0-0 Be7 13.d4 (13.Bf6 Bf6 14.d4 0-0=) 13...0-0=+ 14.Bb2 Na6 15.Nbd2 Nc7 (15...Qd5 16.Nb1=+) 16.Ne5 Ncd5 17.Qb3 Attacks the isolani on b5 17...Qd6 18.Bb5 Bb5 19.Qb5 b6 (19...Qb4!? 20.Qb4 Bb4=) 20.Nc6 Nd7?? (better 20...Ng4 21.g3 Nc7 22.Qb6 Qd7+–) 21.Nc4+– (21.Ne7?! Ne7 22.Ra1 Rc8+=) 21...Qc7 22.e4 (22.Ne7?! Ne7 23.Ba3 Nf6+–) 1–0. DEFFM – smirk, freechess.org, 2018.

9.c4 dc4 10.Bc4 cb5 11.Be2 Bd6 12.Nc3 The isolani on b5 becomes a target 12...b4 13.Nb5 Be7 (13...Bb5 14.Bb5 Nc6 15.0-0=+) 14.Qa4 (14.Bf6 gf6 15.0-0 0-0=) 14...0-0 15.0-0 (15.Bf6 Bf6 16.Qb4 Na6=) 15...Nc6 (15...Bc6 16.Bf6 Bf6 17.Qb4 Bf3 18.Bf3=) 16.Bb2 Nd5 (16...Qa5 17.Qb3=+) 17.d4 (17.Rc1 Qa5 18.Qb3 Ra8=+) 17...Nb6 (17...Qe8 18.Qc2=+) 18.Qc2= Na5 19.Ne5 (19.Ra1 Qc8 20.Qe4 Nbc4-/+) 19...b3=+ 20.Qc1 (20.Qc3 Na4 21.Qd2 Nb2 22.Qb2 Bc6=+) 20...Na4 (20...Bc6 21.Ba3=+) 21.Ba3= Bc6 22.Qa1 Bf6?? (better 22...Ba3 23.Qa3 Bb5 24.Bb5 Nc3=) 23.Bf8+– Be5 24.Qa4 (24.de5?! Qd5 25.e4 Qe4+–) 24...Bh2 25.Kh2 Qh4 (25...Kf8 26.Qb4 Kg8+–) 26.Kg1 Qg5 27.g3 Qh6 (27...b6 28.Ba3 Qh6 29.d5 Bd5 30.e4+–) 28.d5 Bd5 (28...ed5 29.Be7 b6 30.Qd4 Bb5 31.Qd5+–) 29.e4 1–0. DEFFM – mishaaa, freechess.org, 2018.

9.c4 dc4 10.bc6 Bc6 11.Bc4 Bb4 12.0-0 b5 (12...0-0 13.Qb3 Bd6 14.Ne5=) 13.Be2+= Qa5 (13...0-0 14.Nd4+=) 14.Nc3 Exerts pressure on the isolated pawn (14.Bf6 gf6 15.Nd4 Rg8 16.Nc6 Nc6+/-) 14...Bc3 (14...0-0!?+=) 15.Bc3+/- (worse 15.dc3 0-0+=) 15...b4 16.Bf6 (16.Qb3 Bd5 17.Bb4 Bb3 18.Ba5 0-0+-) 16...gf6 17.Qb3 Ba4 (17...Bd5!? 18.Qb2 Nd7+/-) 18.Qb2 0-0 (18...Bc6 19.Ra1 Qc5 20.Rb1+-) 19.Qf6 (19.Ra1 Nd7+-) 19...b3 (19...Bc2 20.Qb2 b3 21.Ra1+-) 20.Bd3 (better 20.Ne5 Qd8 21.Qf4+-) 20...Nd7?? (better 20...Qh5+-) 21.Qh6 Qd5 (21...f5 22.Ng5 Nf6+-) 22.Qh7 1-0. KLINGON09 (1860) - zakikaki (1860), lichess.org, 2020.

9.c4 dc4 10.bc6 Bc6 11.Bc4 Bd5 (better 11...b5!? 12.Be2 b4=) 12.Bf6 Qf6 (12...gf6!? 13.Bd5 Qd5+=) 13.Bd5+– ed5 14.0-0 Bd6 15.Qb3 0-0 16.Nc3 Nd7 (16...Nc6 17.Nd5 (worse 17.Qb7 Rb8 18.Qd7 Qe6 19.Qe6 fe6+–) 17...Qe6 18.Qb5+–) 17.Qb7+– Ne5 (17...Nb6 18.Nd5 (18.Qb6? Bh2 19.Kh2 Qb6-+) 18...Nd5 19.Qd5+–) 18.Ne5 (worse 18.Qd5 Nf3 19.Qf3 Qf3 20.gf3 Bb4+–) 18...Qe5 19.f4 Qh5 20.Qd5 Qd5 21.Nd5 Re8 (21...f5 22.Rb1+–) 22.Ra1 Rd8 23.Kf2 (23.d4 Bf8 24.Ra5 f5+–) 23...Bf8 (23...g5 24.Ra5 gf4 25.ef4+–) 24.e4 f5 25.d3 Bc5 (25...Rb8 26.Rc1+–) 26.Kf3 Bd4 27.Rc1 fe4 28.de4 Bb2 (28...Kf8 29.Rc7+–) 29.Rc7 h6 (29...Kf8 30.Ke3+–) 30.Ne7 Kh7 (30...Kf8 31.Ng6 Kg8 32.e5+–) 31.e5 Rf8 (31...Rd3 32.Kg4 Rc3 33.Rb7+–) 32.Ke4 Ba3 33.Nf5 Bc1 (33...Rg8+–) 34.Rc1 Rf5 (34...Rb8+–) 35.Kf5 (35.Kf5 g6 36.Kf6 h5 37.e6 Kg8 38.e7 Kh7 39.e8Q g5 40.Kg5 Kg7 41.Rc7) 1–0. DEFFM – GuestTVQZ, freechess.org, 2019.

9.c4 Be7 10.Be2 (10.cd5 ed5 11.Bd3 Be6+=) 10...0-0 (10...dc4 11.bc6 (worse 11.Bc4 cb5 12.Be2 Qa5 13.Bf6 Bf6-/+) 11...Bc6 12.Bc4=+) 11.0-0 (11.Nc3!?=) 11...dc4=+ 12.bc6 Bc6 13.Bc4 b5 14.Be2 b4 15.d4 Qa5 16.Nbd2 Ba4 17.Qb1 Nbd7 18.e4 (18.Rc1 Ra8=) 18...Rb8 19.Rc1 Qa8 20.Bd3 h6 21.Nc4 Bc6 22.Re1 (22.Nfd2 Bb5=) 22...Bf8 (22...b3 23.Nfe5=+) 23.Nce5 Ne5 24.Ne5 Ba4 25.Bb2 Qa5 26.Bc4 (26.Qc1 b3=) 26...Nd7 27.d5 ed5 (27...Ne5 28.Be5 Rc8 29.Rc1=+) 28.Bd5+= Ne5 29.Be5 Re8 30.Qb2 (30.Qa1 Qa6+=) 30...Bd7 31.h3 (31.Ra1 Qb5 32.Rc1 Qd3=) 31...Qb5 (31...Be6 32.Be6 Re6 33.Bd4=+) 32.Re3 Be6?? (better 32...g6=) 33.Rg3?? (better 33.Bg7 Kh7 34.Rg3+–) 33...g6 (33...Bd5!? 34.ed5 g6-/+) 34.Be6=+ Re6 35.f4? (35.Bd4 Qc4 36.e5 Ra6=+) 35...Kh7 (35...Bc5!? 36.Kh2 Qf1 37.Qa1 Qa1 38.Ba1 Re4 39.Rd3-+) 36.Qb1 (36.Qd2 Qc5 37.Bd4 Qc4=+) 36...Qc5 (36...Qc6 37.Kh2-/+) 37.Kh1=+ Re5 (better 37...Qc4!? 38.Rf3 Be7=+) 38.fe5+= Qe5 39.Rf3 Qe6 (39...f6 40.Qd3+=) 40.Qf1 Kg8 (40...Qe4 41.Rf7 Bg7 42.Qf6 Qe1 43.Kh2 Qg3 44.Kg3 b3 45.Qg7) 41.Qd3 Be7 42.Qb3 Qb3 43.Rb3 Kg7 44.Kg1 Kf6 45.Kf2 Ke5 46.Ke3 h5 47.Rd3 (47.Kd3!?+–) 47...Bc5= 48.Kf3 Bd4 49.g3 f6 50.g4 h4 51.Rb3 Bc3 52.Rb1 Kd4 53.Rd1 Kc4 54.Ke3?? (better 54.g5=) 54...b3-+ 55.Rb1 b2 56.Rd1 g5 (56...Bb4 57.g5 fg5 58.e5-+) 57.Ke2? (better 57.Rb1 Be5 58.Kd2 Bf4 59.Kc2-/+) 57...Be5 (better 57...Bb4 58.Rf1 Kc3-+) 58.Kd2=+ Bf4 (58...Kd4!? 59.Re1 Bg3=+) 59.Kc2= Bc1? (better 59...Be5=) 60.Rd6 Kc5 61.Rf6 Kd4 62.Re6 Bf4 (62...Kc5 63.Kb1+–) 63.Kb2 Be5? (63...Ke3 64.e5 Kf3+–) 64.Kc2 Ke4 65.Kd2 Kd5 66.Rg6 Ke4 67.Ke2 Kf4 68.Kf2 Bd4 69.Kg2 Be3 (69...Be5 70.Re6 Ke4+–) 70.Rf6 Ke4 71.Rf5 Bf4 72.Kf2 Be3 73.Ke2 Bf4 74.Ra5 Be5 75.Ra4 Bd4 (75...Kd5 76.Kd3 Bc7 77.Ra7+–) 76.Rb4 Ke5 (76...Kd5 77.Rb5 Ke4 78.Rg5+–) 77.Kf3 Bc3 78.Rb5 Kf6 79.Ke4 Bd2 80.Rb6 Kg7 81.Kf5 Bb4 (81...Kf7+–) 82.Rb4 (82.Rb4 Kf7 83.Re4 Kg7 84.Ke6 Kg6 85.Re5 Kh7 86.Rg5 Kh6 87.Kf6 Kh7 88.Kf7 Kh6 89.Rh5) 1–0. Morriss,Pete (2005) – Puroila,Sippo (1885), Dublin IRL, Easter Masters, 2012.

9.Bd3 cb5 10.0-0. DEFFM – GuestQQMR, freechess.org, 2018.

9.Ne5 Qa5 10.Nc3 Be7 11.Bd3 c5 12.0-0 (12.Qb1 Bd6 13.f4 c4=) 12...c4 13.Be2 Bb5 14.Nb5 Qb5 15.d3 (15.Qb1 Qa6=) 15...cd3 16.Bd3 White is in command 16...Qb6 17.c4 0-0 18.Qb1 Qb1 (18...Qc7 19.cd5 ed5 20.Rc1+=) 19.Rb1+= Nc6 20.Rb7 Ne5 21.Be5 dc4 22.Bc4 Rc8 23.Ba6 Rc1 24.Bf1 Bf8 25.Bf6 gf6 26.g4 Kg7 27.Kg2 Rc2 (27...Bd6 28.Bd3+=) 28.Bd3 Rd2 29.Bc4 Kg6 (29...Kg8 30.h4+=) 30.h4 h5 (30...Bd6!?+/-) 31.gh5+- Kh5 The passed pawn on h4 quickly leads to threats 32.Rf7 Bh6 (32...Bd6 33.Rf6 Be7 34.Rf4 (34.Re6?! Bh4 35.Kf3 Rf2 36.Ke4 Bf6+/-) 34...Bh4 35.Be6+-) 33.Kg3 (33.Rf6?! Be3 34.Re6 Bf2 35.Re5 Kh4+=) 33...Kg6 34.Be6 Rd6 35.Re7 Threatening mate... how? 35...Bf8 36.Bf7 Kg7 37.Rb7 Rd2 38.h5 Bd6 39.f4 Kf8 (39...Rc2 40.Rd7 Rc7 41.Rd6 Rf7 42.Kg4+-) 40.Bc4 (40.h6 Re2 41.h7 Re3 42.Kf2 Rh3+-) 40...Ke8 (40...Rd1+-) 41.h6 Rd1 42.Bf7 (42.Bf7 Kf8 43.h7+-) 1-0. DEFFM – camelpig, freechess.org, 2020.

9.c4 dc4 10.Bc4 c6 11.Nc3 cb5 12.Nb5 0-0 13.0-0 Bb5 14.Bb5 Qd5 15.Qe2 Nc6 16.Bc4 Qd8 (16...Qf5 17.d4=) 17.Bc3 (17.Rb1 Qc7+=) 17...Ne4= 18.Nd4 Nc3 19.dc3 Bf6 20.Rd1 (20.Bd3 Qc7=) 20...Qc7 21.Bd3 Nd4 (21...Ne5 22.Be4=) 22.cd4+= g6 23.Rb1 b6 24.Qb2 Rb8 25.Rc1 Qb7 26.f3 Rc8 27.Rb1 Rb8 28.Qb5 Be7 29.Be4 Qc7 30.Kf2 (30.f4 Qc3 31.Kf2 Qd2 32.Kf3 Bh4+=) 30...Bh4 (better 30...Qh2!? 31.f4 Bh4 32.Ke2 Qg3=+) 31.g3+= Bf6 32.Kg2 Be7 33.Bc6 h6 34.Rb2 g5 (34...Rc8 35.Rc2+=) 35.Rc2 Qd6 36.Be4 Kg7 (36...Qb4 37.Qd7+=) 37.Rc6+– Qb4?? (better 37...Qd8+–) 38.Qe5+– (38.Qe5 Bf6 39.Qb8+–) 1–0. GuestBJCS – smirk, freechess.org, 2017.

9.Be2 0-0 10.0-0 c6 11.bc6 bc6 12.d4 c5 13.c4 cd4 14.Bd4 Bc6 15.Nbd2 Nbd7 ½–½. Rosner,Dirk – Ribitzki, corr, 1989.

9.Be2 c6 10.Nc3!?=.

9.Be2 c6 10.bc6 bc6 11.0-0 0-0 12.c4 Qa5 (12...c5 13.Qc2 Bc6 14.Bf6 Bf6 15.cd5 Qd5 16.Nc3=) 13.Bf6 (13.Bc3 Qa2+=) 13...Bf6= 14.d4 c5 15.cd5 ed5 16.dc5 Qc5 17.Nbd2 Nc6 18.Nb3 Qd6 19.Nbd4 Nd4 20.Nd4 Be5 21.Nf3 Be6 (21...f6 22.Bd3=) 22.Ne5 Qe5 23.Qa4 g6 (23...f5 24.Qa1 Qa1 25.Ra1=) 24.Rd1 Qb2 25.Qd4?? (better 25.Qa6+=) 25...Qe2-+ 26.h3 Qc4 27.Qf6 Rc8 28.Rd4 Qc1 29.Kh2 Rc4 30.Rf4 Rf4 31.Qf4 0-1. Mely (2120) - chernomorets73 (2085), ChessWorld.net, 2020.

9.Be2 c6 10.Ne5 cb5=+ 11.Nd7 Qd7 (worse 11...Kd7 12.Bb5 Nc6 13.c4+=) 12.Nc3 b4 13.Nb5 Nc6 14.0-0 0-0 15.Bd3 e5 (15...Ra8 16.Nd4-/+) 16.f4 (16.Be2 Ne4-/+) 16...e4-/+ 17.Be2 Na5 18.Be5 Nc4 19.Nd4 Bd6?? (better 19...Ra8-/+) 20.Bf6+– gf6 21.Bg4 Qc7 22.Bf5 (22.Bf5 Ra8 23.Qh5+–) 1–0. DEFFM – GuestRHJL, freechess.org, 2019.

9.Be5 0-0 10.Nc3 c6 11.Bb8 (11.Be2!?=) 11...Qb8-/+ 12.b6 Qa8 13.Qb1 Qa5 14.Nd4 (14.Ne5-/+) 14...Bc5 (better 14...e5!? 15.Nf3 e4-+) 15.Nb3=+ Qb6?? (better 15...Qb4 16.Nc5 Qc5=+) 16.Na4+- (16.Nc5 Qc5 17.Qb7 Qd6-/+) 16...Qa7 17.Nac5 Bc8 18.d4 b6 19.Nd3 Bd7 20.Ne5 Be8 21.Bd3 Ng4?? (21...c5 22.c4+-) 22.0-0 (better 22.Ng4 c5 23.c4 dc4 24.Bc4+-) 22...Ne5 23.de5 Bd7 24.Nd4 (24.c4 h6+-) 24...Ra8 25.c4 dc4 (25...h6 26.Rc1+-) 26.Bh7 Kh8 27.Be4 Rc8 (27...Qc7 28.f4+-) 28.Qc2 (28.Qd1 g6+-) 28...b5 29.Qe2 g6 30.Qf3 Kg7 (30...Kg8+-) 31.Qf6 Kf8 (31...Kg8 32.Bg6! Be8+-) 32.Bg6 Be8 (32...Ke8 33.Bf7 Kf8 34.Bg6 Kg8 35.Qf7 Kh8 36.Qh7) 33.Ne6 (33.Ne6 Kg8 34.Qg7) 1-0. Adjailton (1845) - lagodno (1750), lichess.org, 2016.

7.ba6 Na6 8.Be2 Be7 9.0-0 0-0 10.d4 b6 11.Nbd2 c5 12.c4 Nb4 Attacks the isolani on a4 13.dc5 bc5 14.Ne5 Qa5 15.Nd7 Nd7 16.cd5 ed5 17.Bb5 Nb6 (better is 17...Bf6!? 18.Rb1 Bb2 19.Rb2 Ne5=) 18.Bc3 Rfd8 19.Nb3 Qa7 20.Qg4 g6 21.Nc5 Nc2 22.Ra2 Ne3?? (better is 22...f5 23.Qf4 Bd6+–) 23.Qd4 (23.fe3?! Bc5 24.Qf3 f5+=) 23...f6 24.Qe3 Nc4 (24...Bc5 25.Qc5 Nc8 26.Qb4+–) 25.Qe6 (25.Qe6 Kf8 26.Nd7 Rd7 27.Bd7+–) 1–0. CountFromHolland – DinoMerlin, playchess.de, 2004.

7.c4 dc4 8.bc6 Nc6 9.Bc4 Qb6 10.Qc1 Na5 11.Bf6 gf6 12.Ba2 Rc8 13.Nc3 Nc4 14.Rb1 Qc7 15.Rb3 Na5 16.Rb1 Ba4 17.0-0 (17.Na4 Qc1) 17...Bc6 18.Qd1 Bd6 19.e4 b5 20.d4 Bb7 21.d5 Qc3 22.de6 Ke7 23.ef7 Qc2 24.Bd5 (24.Nd4 Qd1 25.Rfd1-+) 24...Qd1 25.Rbd1 Bd5 26.Rd5 Nc4 27.Nd4 Kf7 28.Nf5 Rhd8 29.Rfd1 Ke6 30.Nd4 Kd7 31.Nf5 Kc7 32.Nd4 Re8 33.f3 Ne3 (33...Be5 34.Kf2-+) 34.Rc1 (34.Rd6 Nd1 35.Ra6 Nc3 36.Rf6 Re7-+) 34...Kd7 35.Rc8 Rc8 (35...Kc8?! 36.Rd6 Rd8 37.Rd8 Kd8 38.Kf2=+) 36.Rh5 Bc5 37.Rh7 Kd6 38.Nb3 Bb6 39.g3 (39.Rf7 Ke6 40.Rb7 Nc4 41.Kf1-+) 39...Rc3 40.Nd2 (40.Rb7 Nc4 41.Rb6 Nb6-+) 40...Nc4 41.Kg2 Nd2 42.Rh6 (42.Rb7 Bd4 43.Rb8 Rf3-+) 42...Rf3 43.Rh5 (43.h4 Rf2 44.Kh3 Ne4-+) 43...Rf2 44.Kh3 Ne4 45.Rh8 b4 46.Rb8 Kc6 47.Re8 f5 48.Re7 Kd6 (48...b3 49.Re6 Kc5 50.Re5 Kd6 51.Re4 fe4 52.Kg4 Rh2 53.Kf4-+) 49.Rb7 Be3 50.g4 Ng5 51.Kg3 f4 52.Kh4 f3 53.Rb4 Rh2 54.Kg3 Rh3# 0–1. Mauron,Regis – Veron,Cyprien (2160), Montigny op, 1999.

7.Ne5 ab5 8.ab5 Ra1 9.Ba1 cb5 10.Nd7 Qd7 11.Be5 Bd6 12.Bb5 Nc6 (12...Qb5 13.Bd6 Nbd7 14.d3=) 13.Bf6+= gf6 14.0-0 h5 15.c4 dc4 16.Qa4 Ke7 17.Qc4 Qc7 18.Qh4 Ne5 19.Nc3 Ng6 20.Qh3 Qc5 21.Rc1 Ne5 22.Qh4 Ng4 23.h3 Nh2? (better is 23...Nh6+/–) 24.f4 Qa3 (24...Ng4 25.hg4 Bf4 26.Qf6 Kf6 27.Ne4 Ke7 28.Rc5+– (28.Nc5?! Bg3+–)) 25.Rb1 Nf3 26.gf3 Bb4 27.Ne4 Rg8 (27...Rh6 28.f5! Bd2 29.Nd2 Qe3 30.Qf2 Qg5 31.Kh1 Qf5 32.Bf1+–) 28.Kh1 Rg6 29.Qh5 Qa5 30.Rc1 Rg8 31.Nf6! Rg6 (31...Kf6 32.Qh4 Decoy) 32.Ne4 1–0. pastorted (2715) – iozeph (2675), net–chess.com, 2016.

7.Ne5 ab5 8.ab5 Ra1 9.Ba1 cb5 10.Nd7 Qd7 11.Bf6 gf6 12.Nc3 (12.Qf3 Rg8=) 12...b4=+ 13.Nb5 Be7 (13...Nc6 14.Qg4=+) 14.Qg4= Rg8?? (better 14...Kf8=) 15.Qg8+– (15.Qg8 Bf8 16.Be2+–) 1–0. DEFFM – Odenigbo, freechess.org, 2019.

7.c4 b6 8.Be2 Qe7 (8...dc4 9.Bc4 c6 10.Nc3=) 9.cd5 (9.Nc3 0-0=) 9...ed5 (9...Nd5 10.0-0=) 10.0-0 ab5 11.ab5 Ra1 12.Ba1 Be6 (12...0-0 13.Qb3=) 13.Nd4 0-0 14.f4 Bd7 (14...Bc5 15.Qc2=) 15.Qc2+= Bc5 (15...Re8 16.Bd3+=) 16.Nb3 Re8 (16...Ne4!? 17.Nc3 Nf6+=) 17.Bf6+– Qf6 18.Nc5 bc5 19.Qc5 Qg6 (19...d4 20.Qc7 Qg6 21.Qc5+– (worse 21.ed4 Re2 22.Qb8 Re8+–)) 20.Qc7 (20.Nc3 c6+–) 20...Bh3 (20...d4!?+–) 21.Bf3+– Nd7? (21...d4+–) 22.Bd5 Nf6 (22...Be6 23.Bc6 Qd3 24.b6+–) 23.Qf7! Qf7 24.Bf7 Kf7 25.gh3 Ne4 (25...Rd8 26.Rc1+–) 26.Rc1 Rb8 27.d3 Nd6 28.Na3 Nb5 (28...Ke6 29.e4+–) 29.Rb1 1–0. Anonymous – Anonymous, lichess.org, 2020.

7.Be2 0-0 8.0-0 ab5 9.ab5 Ra1 10.Ba1 c6 11.bc6 bc6 12.Be5 Be5 13.Ne5 c5 14.Nd7 Nbd7 15.c4 d4 16.ed4 cd4 17.d3 Nc5 18.Nd2 Re8 19.Nf3 Nfd7 (better is 19...Qd6!?+=) 20.Nd4= Qf6 (20...Ne5 21.Nb5 Ned3 22.Bd3 Nd3 23.Qf3=) 21.Nb5+/– e5 22.Nc7 Rb8 23.Nd5 Qd6 24.Qc2 (24.d4 ed4 25.Qd4 Re8+/–) 24...Nb3 25.Bg4 Nd4 26.Qa2 Nc5 27.Rd1 f5 28.Be2 h6 29.Kf1 Kh7 30.Nc3 Rb3 31.Nb5 Qd7 The backward pawn on d3 becomes a target (31...Nb5!? 32.cb5 Qd4+= (32...Rb5? 33.d4+–)) 32.Nd4+= Qd4 The pressure on the backward pawn d3 grows 33.Qc2 (33.Qa8!?+=) 33...Rb2+= 34.Qc1 f4 35.h3?? (better is 35.Qa1+=) 35…Nb3-+ (35...Nb3 36.Qb2 Qb2-+) 0–1. Hal1958 – Andy1, playchess.de, 2005.

7.g3 0-0 8.Be2 Qe8 9.0-0 ab5 10.ab5 Ra1 11.Ba1 Bb5 12.Nc3 Be2 13.Ne2 Nbd7 14.Bc3 b6 15.d3 Qa8 16.Qa1 Qb7 17.Qb2 Ra8 18.Ra1 Ra1 19.Qa1 c5 20.d4 c4 21.Qb1 Qa6 22.Kg2 Ne8 23.Kg1 b5 24.Kg2 Nc7 25.Bb4 f6 26.Nc3 Bb4 27.Qb4 Kf7 28.Nd2 Qc6 29.Kg1 Nb8 30.Kg2 Nba6 31.Qb1 b4 32.Nd1 Nb5 33.Kg1 g6 34.Kg2 Qb6 35.Kg1 Qa5 36.Qc1 Qa3 37.Qb1 Nac7 38.Qb2?? Qb2 39.Nb2 c3 40.Kg2 cb2 41.Nb1 Na3 0–1. valpa – garethh, HCL–B2294 playchess.de, 2003.

6.Nc3 ab5 7.ab5= Ra1 8.Qa1 Bc5 9.Qa8 (9.Be2 0-0=) 9...Nb6=+ 10.Qa5 Bd7 (10...Qe7 11.Nf3=+) 11.Na4 0-0?? (better 11...Na4 12.Qa4 0-0=) 12.Nc5+- c6 (12...Qe7 13.Nd7 Qd7 14.Qa7+-) 13.Nb7 (13.Be5 Bc8+-) 13...Qc7 14.Nc5 cb5 15.Nd7 Nfd7 16.Nf3 (better 16.Qc3 Qc3 17.Bc3+- (17.dc3?! Nc4 18.Bc4 bc4+-)) 16...Qc2 17.Qc3 (17.Qb5?! Qb1 18.Ke2 Nc4=) 17...Qb1 18.Qc1 Qc1 19.Bc1 b4 20.Bb5 Nc5 21.0-0 (better 21.Ke2+-) 21...Nd3?? (21...Nc4 22.d4 Ne4 23.Ne5+-) 22.Nd4 (better 22.Bd3 Nc4 23.Nd4+-) 22...Nc1?? (better 22...Nc4 23.Ba4 Rb8+/-) 23.Rc1+- Rc8 24.Rc8 (better 24.Nc6!? Kf8 25.d4 h5+-) 24...Nc8 25.Ba6 Nd6 26.g3 (26.Kf1 Ne4+-) 26...Kf8 27.Kg2 Ke7? (27...Ne4 28.Nb3+-) 28.Kf3 (better 28.Nc6 Kd7 29.Nb4+-) 28...Kd7 29.Bb5?? (better 29.Nb3+-) 29...Nb5= 30.Nb5 Kc6?? (better 30...e5=) 31.Nd4+- Kc5 32.Ke2 Kc4 (better 32...e5 33.Nf3 e4+-) 33.d3?? (better 33.f4+-) 33...Kc3+= 34.Nb5 (34.Kd1 Kd3 35.Kc1 Kc3+=) 34...Kc2 35.d4 (35.e4 b3+=) 35...b3= 36.Na3 Kb2 37.Nb5 Kc2 38.Na3 Kb2 39.Nb5 Kc2 40.Na3 Kb2 41.Nb5 Kc2 42.Na3 Kb2 43.Nb5 Kc2 ½-½. invictus31 – giubecc, lichess.org, 2018.

6.Nc3 Bd6 7.Nf3=.

6.c4 b6 7.Nf3 Bb7 (7...Bd6 8.cd5 ed5 9.Be2=) 8.cd5 (8.Nc3 Bd6=) 8...ed5 (8...Nd5 9.Nc3=) 9.ba6 Ba6 10.Ba6 (10.Bb5 Bb5 11.ab5 Ra1 12.Ba1 Bd6=) 10...Ra6 11.Qe2 Qa8 (11...Ra8 12.Nd4=+) 12.Nc3 Ra5 (12...Bd6 13.Nb5=) 13.0-0 (13.Nb5 Qb7=) 13...Be7 (13...Qb7 14.d3=) 14.Nb5+= Qb7 15.Rfc1 c5 16.Bc3 Ra8 17.d3 0-0 18.h3 Ra6 19.Ra2 Rfa8 20.Rca1 Ne8 21.Qb2 Bf6 22.Bf6 Ndf6 23.Qe5 Qc6 24.Nh4 Qe6 25.Nf3 Qe5 26.Ne5 Kf8 27.Kf1 Ke7 28.Ke2 Nd7 29.Nf3 Nb8 30.Kd2 Nc6 31.Kc3 f6 32.d4 Kd7 33.dc5 bc5 34.Nd2 Nb4 35.Ra3 Nd6 36.Nd6 Kd6 37.Nb3 Nc6 38.g4 Ne5 39.Nd2 Nd7 40.a5 Ne5 41.e4 d4 42.Kc2 g5 43.Ra4 Kc6 44.Nb3 Rd8 45.Nd2 Rb8 46.R4a3 c4 47.h4 h6 48.hg5 hg5 49.Rh1 Kc5 50.Rh7 c3 51.Rb3 Rba8 52.Nb1 Ra5 53.Nc3 dc3 54.Rc7 Kd6 55.Rcc3 Ra2 56.Kd1 Ra1 57.Kc2 R8a2 58.Rb2 Rb2 59.Kb2 Rf1 60.Rc2 Rf2! (61.Rf2 Nd3 62.Kc3 Nf2-+) 0–1. Esquivel,Heriberto – De la Vega,Hector, Mar del Plata, 1967.

6.c4 Bc5 7.Qb3 (7.d4 Bb4 8.Bc3 Be7=) 7...a5 (7...ab5 8.ab5 Ra1 9.Ba1=+) 8.Nf3 (8.d4 Bb4 9.Bc3 Be7=) 8...h6 (8...Bd6 9.d4=) 9.Nc3 (9.d4 Bb4 10.Bc3 Be7+=) 9...0-0 (9...Bb4 10.cd5 Nc5 11.Qc2 ed5 12.Na2+=) 10.cd5+= Nb6 11.de6 Be6 12.Qc2 Nbd7 (12...Rc8 13.Be2+–) 13.Be2 c6 (13...Rc8 14.d4 Bb4 15.e4+–) 14.0-0 (14.d4 Bd6+–) 14...Qc7 (14...Rc8 15.Rfc1+–) 15.Ne4 (better 15.Rfc1+–) 15...Bf5?? (better 15...Ne4 16.Qe4 Rae8+–) 16.Nf6+– Nf6 17.Qf5 (17.Qc5 Nd5+–) 17...Nd7 (17...Be7 18.bc6 bc6 19.Rac1+–) 18.Bd3 (18.Rac1 Be7+–) 18...g6 19.Qg4 (19.Qh3 h5+–) 19...Qd6 20.Bc4 Kh7 (20...cb5 21.Bb5 Rfd8+–) 21.Ng5 hg5 (21...Kg8 22.Ne4 Ne5 23.Be5 Qe5 24.Qg6 Qg7 25.Qg7 Kg7 26.Nc5 cb5 27.Bb5 Rfd8+–) 22.Qh3 Kg8 23.Qh8 1–0. jaddwarrior (1915) – schreibe (1655), ChessWorld.net, 2013.

6.c4 c6 7.Qb3 (7.Nf3 ab5 8.ab5 Ra1 9.Ba1 Bd6=) 7...Be7 (7...ab5 8.ab5 Ra1 9.Ba1 dc4 10.Bc4=) 8.d4 0-0 (8...c5 9.Nf3=) 9.c5 (9.Nf3 ab5 10.ab5 Ra1 11.Ba1 Ne4=) 9...Nh5 (9...e5 10.Be2=+) 10.b6 (10.Be2 Nhf6=) 10...f5 (10...e5 11.Qc2=) 11.g3 (11.Be2 Nhf6=) 11...Bf6 (11...e5!?=+) 12.f4 (better 12.Be2 g6 13.Nf3+=) 12...e5? (12...Be7 13.Nf3=) 13.Be2 (13.fe5 Be5 14.de5 Nc5+-) 13...ef4 (better 13...ed4!? 14.ed4 Re8=) 14.Bh5+/- fe3 15.Ne2 (15.Qe3?! g6 16.Be2 Nc5 17.dc5 Bb2+=) 15...Bg5 16.h4 (16.0-0 Qf6+-) 16...Bh6 17.Bf3 Nf6 (17...Re8 18.Nbc3+/-) 18.Nbc3 Kh8 (18...Qe7 19.0-0+/-) 19.0-0-0 (19.Nd1 Ne4 20.Ne3 Qe7+/-) 19...Re8 (19...Ne4 20.Be4 fe4 21.a5+=) 20.Rde1 Ng4 (20...Ne4 21.Be4 de4 22.d5+/-) 21.Bg4 fg4 22.Nd1 (22.Rhf1 Qe7+/-) 22...Bf5 23.Bc3 (23.Rh2 Qe7+/-) 23...Re4 (23...Qe7 24.a5+/-) 24.Rhf1 Qf8 (24...Qd7 25.Nb2+/-) 25.Kb2 (25.Nb2 Qf7+/-) 25...g6 (25...Qf6 26.Bb4+/-) 26.Ka3 (26.Bb4 Rae8+/-) 26...Bg7 (26...Qe7 27.Ka2+/-) 27.Nb2 (27.Ka2 Rae8+/-) 27...h5 (27...Qf6 28.Ka2+/-) 28.Nd3 Qe7 29.Rf4 (29.Ndf4 Rf8+=) 29...Re6 (29...Rf8 30.Ne5 Kh7 31.Qb4+/-) 30.Rf5+/- gf5 31.Nef4 e2 (better 31...Rh6+/-) 32.Ne6+- Qe6 33.Nf4 Qe3 34.Nh5 (34.Bb2 Qb3 35.Kb3 Bh6+-) 34...Bd4 (34...Re8!?+-) 35.Bd4 Qd4 36.Re2 Qc5 (36...Qa1 37.Ra2 Qg1 38.Qb2 d4 39.Qd2 Qe3 40.Qe3 de3 41.Re2+-) 37.Ka2 (37.Qb4 Qb4 38.Kb4 Kh7 39.Re7 Kh6+-) 37...a5 38.Nf4 (better 38.Qe3 Qe3 39.Re3+-) 38...Ra6?? (38...Kg8+-) 39.Re8 Kh7 40.Re7 (better 40.Qd3 Qc4 41.Qc4 dc4 42.Re7 Kh6 43.Rb7+-) 40...Qe7-+ 41.Qd3 (41.h5-+) 41...Rb6 (better 41...Qe4 42.Qb3 Qc4 43.Qc4 dc4-+) 42.Qf5= Kg7 43.Qg4 Kf8?? (better 43...Kh7 44.Qg6 Kh8 45.Qh5 Kg8 46.Qg6 Qg7 47.Qe8 Kh7 48.Qh5 Qh6 49.Qf7 Qg7 50.Qh5 Kg8 51.Qe8 Qf8 52.Qg6 Kh8 53.Qh5 Kg8 54.Qg6 Qg7 55.Qe8=) 44.Ng6+- Ke8 (44...Kf7 45.Ne7 Ke7 46.Qc8+-) 45.Ne7 (better 45.Qc8 Kf7 46.Ne7 Rb4+-) 45...Ke7 46.Qg7 Kd6 (46...Ke6 47.Qc7 Rb4 48.Qa5+-) 47.Qf8 Ke5 (47...Ke6 48.h5 Rb4+-) 48.Qf4 Ke6 49.Qe3 Kd6 50.Qb6 1-0. afsharian – Alisbu, lichess.org, 2019.

6.c4 Bd6 7.d4 c5 8.Nf3 cd4 9.Nd4 Ne4 (9...0-0 10.Nc3=+) 10.Bd3 (10.cd5!? Bb4 11.Ke2=) 10...Bb4=+ 11.Kf1 Ndc5 12.Nb3? (better 12.cd5 ed5 13.Be2=+) 12...Nd3-+ 13.Qd3 Qh4 14.Qe2 (14.Qc2 Nf2! 15.g3 Ng4-+) 14...Nf2! 15.g3 (15.Qf2 Qc4 Double attack) 15…Qe4 (15...Qe4 16.Rg1 Nh3-+) 0-1. Mely (2290) - danniash (2460), ChessWorld.net, 2016.

6.d4 c5 7.Nf3 Ne4 8.c3 c4 9.g3 (better is 9.ba6!? ba6 10.Qc2+=) 9...ab5-/+ 10.ab5 Ra1 11.Ba1 Qa5 12.Bb2 Qb5 13.Qc2 Bd6 14.Bg2 0-0 15.Nfd2 Nd2 16.Nd2 e5 17.0-0 ed4 18.ed4 Re8 19.Rb1 Qc6 20.Nf3 Nf6 21.Bc1 h6 22.h3 Bd7 23.Nh4 Qc8 24.g4 h5 25.f3 hg4 26.Bg5?? (better is 26.fg4 Qc7 27.Nf3-+) 26...Nh7 (better is 26...gh3 27.Bf6 gf6 28.f4 hg2 29.Qg2 Kf8 30.Qd5-+) 27.Nf5 Bf5 (27...Bf5 28.Qd1 Bb1-+; 27...Ng5?! 28.Nd6 Nh3 29.Kh1+=) 0–1. Wadtland,Flemming (1820) – Savio,Niclas, Politiken Cup, Copenhagen DEN, 2010.

6.Nf3 Bb4 7.c4 ab5 8.ab5 Ra1 9.Ba1 0-0 10.Be2 dc4 11.Bc4 Nb6 12.Qb3 Bd6 13.0-0 Nc4 14.Qc4 Bd7 15.Be5 Qe7 16.Nc3 Ra8 17.d4 Ng4 18.Bd6 cd6 19.Qb4 Nf6 20.Ne5 Rc8 21.Ra1 (withdraw, 1–0). Luzuriaga,Norberto Horacio – Troester,Holger, E2000/4, 2000.

6.Nf3 c6 7.c4 Bd6 8.Be2 0-0 9.0-0 h6 (9...ab5 10.ab5 Ra1 11.Ba1 cb5 12.cb5=) 10.d4= Re8 (10...ab5!? 11.c5 Be7 12.ab5 Ra1 13.Ba1 e5+=) 11.c5+= Bc7 12.b6 Bb8 13.Nc3 e5 14.a5 e4 15.Ne1 Nf8 16.f3 (16.Nc2 Bf5=) 16...Bf5 (16...ef3!? 17.Nf3 Ng4+=) 17.fe4 Be4 18.Bd3 (18.Ne4 Ne4 19.Bd3 Qe7=) 18...Qe7 19.Be4 Ne4 20.Qf3?? (better is 20.Ne4 Qe4 21.Ra3=) 20...Nd2-+ 21.Qf2 Nf1 22.Kf1 Qe3 23.Qe3 Re3 24.Kf2 Re6 25.g3 g5 26.Ng2 f5 27.Bc1 Ng6 28.Kf3 h5?? (better is 28...Kg7-+) 29.Bg5+= h4 (29...Kf7 30.Rf1+=) 30.Ne2 hg3 31.hg3 Re2 32.Ke2 Bg3 33.Kf3 f4 34.Bf4?? (better is 34.Ne3 Rf8 35.Kg4 fe3 36.Kg3+=) 34...Bf4-+ 35.Nf4 Rf8 0–1. Hal1958 – The_Simple, playchess.de, 2004..

6.Nf3 Be7 7.c4 0-0 8.Nc3 Nb6 9.Qb3 (9.cd5 Nbd5 10.ba6 ba6=) 9...dc4 10.Bc4 c6 (10...Nc4 11.Qc4 ab5 12.ab5 Ra1 13.Ba1=+) 11.bc6= bc6 12.0-0 Bb7 (12...Nc4 13.Qc4 Rb8 14.Ba3=) 13.d4 (13.Be6!? fe6 14.a5+=) 13...Nc4= 14.Qc4 (14.Qb7?? Na5 15.Qe7 Qe7-+) 14...c5 15.dc5 Qc7 16.Rac1 Bd6 (16...Bf3 17.gf3 Qb7 18.Nd1=) 17.Qh4 (17.Nd1 Rfc8 18.Qh4 Be7+=) 17...Bc5= (17...Qc5 18.Ne4 Ne4 19.Rc5 Nc5 20.Ng5+–) 18.Ne2 Qe7 (18...Bf3 19.Bf6 gf6 20.gf3+=) 19.Bf6 gf6 20.Nf4 (20.Ne5 Kg7 21.Nd7 Qd7 22.Rc5 Rfc8 23.Rc8 Rc8+/–) 20...Kh8 (20...Bf3!? 21.Qg3 Kh8 22.Qf3 Rac8+=) 21.Nh5+/– Rg8 22.e4 (better is 22.Nf6 Rg7 23.e4+/–) 22...f5?? (22...Rg6 23.Nf4 Rgg8 24.Rc4=) 23.Nf6?? (better is 23.Rc5 Qh4 24.Nh4 Be4 25.f3+–) 23...Rg6?? (better is 23...Rg7 24.Rfd1 Bc6=) 24.Qh7 1–0. Fredek (2090) – Guest433397, Freundschaftspartie, 5m + 0s, 2005.

6.f4 Bd6 7.Nf3 =+.

6.f4 Be7 7.Nf3= 0-0 8.Be2 Ne4 9.0-0 c5 (9...Bf6 10.Nd4=) 10.c4 (10.d3 Nd6=) 10...ab5 (10...Bf6 11.Nc3=) 11.ab5 (11.d3 Bf6 12.Ne5 Nd6 13.ab5 Ra1 14.Ba1 Nf5=+) 11...Ra1 12.Ba1 Nd6 (12...dc4 13.Bc4 Nd6 14.Be2=) 13.Na3 (13.d3 Nf5 14.Qc1 Bf6=) 13...Nb6 14.d3 f6 (14...Qc7 15.Bc3=) 15.Nd2 (15.Bb2 Nf5 16.Nc2 Qc7=) 15...Nf5 (15...Nf7 16.Nc2=) 16.Nc2 Qc7 17.Qe1 (17.e4 Nd6=) 17...Bd7 (17...Rd8 18.e4 dc4 19.Nc4 (< 19.ef5 cd3 20.fe6 de2-/+; < 19.dc4 Nd4 20.Bd4 cd4=+) 19...Nc4 20.dc4=+) 18.e4 Nh6 19.Nb3 d4 (19...Ra8 20.Bc3=) 20.Bb2 Bd6 21.Bc1 (21.Ba3 Na4= (< 21...Bf4 22.Rf4 Qf4 23.Bc5+–)) 21...Na4 (21...Ra8 22.Bd2=) 22.Bh5 Nf7 (22...Ra8 23.Bd2=) 23.Bd2+= Bc8 (23...e5 24.f5+=) 24.Qg3 Nc3 25.Ne3 (25.Ra1 Rd8+=) 25...Kh8 (< 25...de3 26.Bc3 e5 27.f5+/– (27.Qe3?! ef4 28.Bf7 Qf7+=)) 26.Qh4 (26.Bc3 dc3 27.Bf7 Rf7=) 26...b6 (26...g5 27.fg5 fg5 28.Qh3+=) 27.Nd1 (27.Bc3 dc3 28.Bf7 Rf7+/–) 27...Na2 (27...Nd1 28.Bd1 Bb7 29.Bg4+=) 28.Nb2 Nc3 (28...Bb7 29.f5+=) 29.Bc3 (29.Bf7 Rf7 30.Bc3 dc3+/–) 29...dc3 30.Nd1 g5 31.fg5 Ng5 32.Nc3 ½–½. Woelfelschneider,Peter – Baer,Werner, TT–12 ETC, 2004.

7.Nc3 c5 8.Nce2 Bb7 9.Nf4 (9.Nf3 Rb8=+) 9...Bd6-/+ 10.Nd3 (10.Rb1!? Rb8 11.Nh5-/+) 10...c4-+ 11.Nc1 0-0 12.d3 (12.Nf3 Rb8-+) 12...cd3 13.cd3 (13.Nd3 Ne4-+) 13...Bb4 14.Ke2 e5 15.Nf3 e4 (15...d4 16.e4 a5 17.Ba3-+) 16.Nd2 ed3 (better 16...Nc5-+) 17.Nd3-/+ Nc5?? (better 17...Bd6-/+) 18.Nb4+- Nce4?! (18...Rc8 19.Nb3+-) 19.Nd3 (19.Ne4 de4 20.Qd8 Rfd8+-) 19...a5 (19...Rc8 20.Rb1 Qd7 21.Ne4 de4 22.Nf4+-) 20.f3 Nd2 (20...Ba6 21.Ke1 (21.fe4?! de4 22.Kf2 ed3+-) 21...Nd6 22.g4+-) 21.Qd2 (worse 21.Kd2 Rb8+-) 21...Ba6 22.Qc3 (better 22.Kf2+-) 22...Rc8 23.Qd2 (better 23.Qb3 Rb8 24.Qa3+-) 23...Ne4 (23...Ra8 24.Kf2 Re8+-) 24.Qd1 Nc3? (better 24...Re8!? 25.fe4 de4+/-) 25.Bc3+- Rc3 26.Qd2?? (better 26.Kf2 d4 27.e4+-) 26...Rd3-+ (26...Bd3 27.Kd1 Qf6 28.Rc1 (28.Bd3?? Rd3 29.Qd3 Qa1 30.Ke2 Qh1-+) 28...Rc1 29.Qc1-+) 27.Qd3 Bd3 28.Kd3 (28.Kf2 Bf1 29.Rhf1 d4 30.ed4 Qd4 31.Kg3 Qd6 32.Kf2 Qh2-+) 28...Qf6 (better 28...Qb6 29.Rc1 Re8-+) 29.Rd1 (29.Rc1 Re8 30.Kc2 Re3-+) 29...g6 (better 29...Re8 30.Ke2 Qb6 31.Kf2 Qe3 32.Kg3-+) 30.Ke2 Rc8 31.Kf2 (31.Rd5 Rc2 32.Rd2 Qc3 33.Rc2 Qc2 34.Ke1 Qa4-+) 31...Rc2 32.Be2 Qb2 (better 32...Qh4 33.g3 Qa4 34.h4-+) 33.Rhe1 Qb3 34.Kg1?? (34.Rd4-+) 34...Qa4 (better 34...Re2 35.Re2 Qd1 36.Kf2 Qa4-+) 35.Rb1 (35.Rd5 Qa2 36.Rd8 Kg7-+) 35...Qa2 36.Kf1 a4 37.Rb8 (37.Ra1 Qb3 38.Bd1 Qc4 39.Be2 Qb4-+) 37...Kg7 38.Rbb1 (38.Rb4 a3 39.Rd4 Qb2 40.Rd5 a2-+) 38...a3 (better 38...Re2 39.Re2 Qb1 40.Re1 Qe1 41.Ke1-+) 39.Ra1 (39.Rb8 Rc3 40.f4 Re3 41.Rb5-+) 39...Qb2 40.Reb1 (40.Rad1 Rd2-+) 40...Qc3 41.Re1 (41.Kf2 d4 42.ed4 Qd3-+) 41...a2 (better 41...Qe3 42.Rad1 Rd2 43.Rd2 Qd2-+) 42.Kg1 (42.Kf2 d4 43.ed4 Qd4 44.Kf1 Qb2-+) 42...Qb2 (better 42...Re2!? 43.Re2 Qa1 44.Kf2-+) 43.Kf1 (43.Bf1-+) 43...Re2! 44.Re2 (44.Re2 Qa1 Deflection (44...Qa1 Overloading)) 44...Qa1 45.Re1 Qe1! 46.Ke1 a1Q 47.Kf2 Qb2 48.Kg3 Qe2 (better 48...Qd2 49.h4-+) 49.Kf4 f5 50.e4 de4 51.fe4 (51.Ke5 ef3 52.Kd6 fg2 53.Kc6 g1Q 54.h3 Qc1 55.Kd7 Qc5 56.h4 Qee7) 51...Qe4 52.Kg3 Qe3 (52...Qe3 53.Kh4 Qf4 54.g4 Qg4) 0-1. hamidrezaderakhshan (1690) - Rajesh2469 (1705), lichess.org, 2020.

7.Nc3 e5 =+.

7.c4 Rb8 8.Qc2 =+.

7.c4 dc4 8.Na3 Ba3 9.Ra3 Bb7 +=.

7.c4 dc4 8.Na3 e5 =+.

7.c4 dc4 8.Bc4 Bb7 9.Nf3 Be7 10.0-0 0-0 11.Nd4 Qc8 12.Nc3 Bg2 13.Kg2 Qb7 14.Kg1 Qb2 15.Bb3 c5 16.Ra2 Qa2 17.Ba2 cd4 18.ed4 Bb4 19.Qf3 Rac8 20.Rb1 a5 21.Qd3 Rfd8 22.Bc4 Ne5 23.de5 Rd3 24.Bd3 Nd7 25.f4 g6 26.Ne4 Nb6 27.Bb5 Rc2 28.Rb4 ab4 29.a5 Nd5 30.Nd6 b3 0–1. Pennell,Gary – Wall,Bill, Taylorsville 1975.

7.c4 dc4 8.Bc4 Bb7 9.Nf3 Be7 10.0-0 0-0 11.Nd4 Qc8 12.Nc3 Bg2 13.Kg2 Qb7 14.Kg1 Qb2 15.Bb3 c5 16.Nc6+/– Bd6? (better is 16...c4 17.Ne7 Kh8+/–) 17.Ra2+– (17.Ra2 Qa2 18.Ba2+–) 1–0. Wall,Bill – Pennell,Gary, Taylorsville, NC, 1975.

7.c4 dc4 8.Bc4 Rb8 9.Qc2 =+.

7.ab5 dc4?? 8.Ra8+- Nb6 9.Ra1 Bd7 10.Nc3 Bb4 (10...Nfd5 11.Qb1+-) 11.Nf3 Bc3 12.Bc3 (12.dc3 0-0+-) 12...Bb5 13.Be2 Ne4 14.Bd4 0-0 15.0-0 Nc8 16.Rb1 Ncd6 17.Qc2 Qe8 18.d3 cd3 19.Bd3 Bd3 20.Qd3 f6 21.Rfc1 Qd7 22.Bc5 Nc5 23.Rc5 Qe7 24.Rbc1 c6 25.h3 Rd8 26.Nd4 e5 27.Qb3 Qf7 28.Ne6 (better 28.Qb6 Qe7 29.Nf3+-) 28...Re8= 29.Nd4 Rd8 30.Qf7 (better 30.Qb6!? Qe7 31.Ne6 Rc8+-) 30...Kf7 31.Nb3 Ra8 32.R5c3 h5 33.Rd1 Ne4 (33...Ke7 34.Rcd3 Rd8 35.Na5+-) 34.Rc4 (34.Rd7 Kg6 35.Rc2 b5+-) 34...Ra3 35.Re4 Rb3 36.Rc4 (36.Rd7 Kg6+-) 36...Ke6 37.e4 Rb2 38.f3 g5 39.Rc3 Kf7 (39...h4 40.Rcd3+-) 40.Rcd3 (40.Rd7 Kg6+-) 40...Kg6 41.Rd7 g4 42.hg4 (42.fg4 hg4 43.Rf1 Re2+-) 42...hg4 43.fg4 Rb6 44.Kh2 Rb4 45.Kh3 b5 46.g3 (46.Rc7 Re4 47.Rdd7 f5 48.Rc6 Kg5 49.Rg7 Kf4 50.g3 Ke3 51.gf5 Rd4+-) 46...c5 (46...Re4 47.Rc7 Rd4 48.Rd4 ed4 49.Rc6+-) 47.R1d6 (47.Rb7 Rd4 48.Rf1 c4+-) 47...Re4 (47...Rd4 48.Rd4 cd4 49.Kh4+-) 48.Rc7 b4 (48...Re1 49.Rd8 Rh1 50.Kg2+-) 49.Rcc6 (49.Rdd7 Rg4 50.Kg4 f5 51.Kh4 f4 52.g4 c4 53.Rd6) 49...Kg7 (49...b3 50.Rf6 Kg7 51.g5+-) 50.Rf6 (50.Rd7 Kh6 51.Rcc7 Rg4 52.Kg4 Kg6 53.Rg7 Kh6 54.Rh7 Kg6 55.Rcg7) 50...b3+- 51.Rfd6 Rd4 52.Re6 (52.Rc7!? Kf8 53.Rb6 Rb4 54.Rb4 cb4+-) 52...Kf7 (52...Rb4 53.Rc7 Kf8 54.Rf6 Kg8 55.Rg6 Kh8 56.Rh6 Kg8 57.Rhh7+- (57.Rc5?! b2 58.Rc8 Kg7=)) 53.Rf6 (53.g5 Rd7 54.Re5 Rb7 55.Rf5 Kg7 56.Rfc5 Rb4 57.Rc7 Kg8+-) 53...Kg7 54.Rh6 (better 54.g5!? Rd7 55.Rb6 e4 56.Rb3 c4+-) 54...Rb4 55.Rcg6 Kf7 56.Rf6 (56.Rb6 b2 57.Rhf6 Kg7 58.Rb4 cb4 59.Rf1+-) 56...Kg7= 57.g5 b2 58.Rhg6 Kh7 59.Rf7?? (better 59.Rh6 Kg7 60.Rf1=) 59...Kg6-+ 60.Rf6 Kg5 61.Rf1 c4 62.Re1 c3 63.Re5 Kf6 64.Re3 b1Q 65.Rf3 Kg5 66.Rf1 (66.Kg2 Rb2 67.Rf2 Qe4 68.Kg1 Qe1 69.Rf1 Qg3 70.Kh1 Rh2) 66...Qf1 67.Kh2 Qh1! 68.Kh1 (68.Kh1 Rb2 Mate attack) 68...Rb1 (68...Kg4 69.Kg1 c2 70.Kf2 c1Q 71.Ke2 Qc2 72.Ke3 Re4) 69.Kg2 c2 70.Kh3 (70.Kf2 c1Q 71.Kf3 Qc3 72.Ke4 Rb5 73.g4 Re5) 70...c1Q 71.g4 Qc2 72.Kg3 Rb3 0-1. BeepBeepImAJeep (2510) - omnipotentem (2015), lichess.org, 2017.

7.cb5 e5 8.d4 Ne4 9.Nf3 Bb4 10.Nbd2 (10.Ke2 Nb6 11.Qb3 Ba5-/+) 10...ed4 11.Bd4 0-0 (11...Ndf6!? 12.Ke2 Bg4-/+) 12.Bd3 Ndc5 13.Bc5 Nc5 14.Be2 (14.Qc2 Nd3 15.Qd3 c5+=) 14...Bg4 (14...Bc3 15.Ra3 Ne4 16.0-0-/+) 15.0-0 Re8 16.Qc2 b6 (16...d4 17.Bc4 de3 18.Bf7 Kf7 19.fe3-/+) 17.h3 Bh5 18.Nd4 (18.Bd3 Nd3 19.Qd3 Bg6+=) 18...Bg6 (18...Be2 19.Ne2 Bd2 20.Qd2-/+) 19.Qd1 (19.Qb2 Bd2 20.Qd2 Ra4 21.Ra4 Na4+=) 19...Bd2 (19...Bc3 20.Nc6 Qh4+=) 20.Qd2+= Ra4 21.Nc6 Qa8 (better is 21...Qd6 22.Ra4 Na4+=) 22.Qd5?? (better is 22.Ra4 Qa4 23.Qd5=) 22...Ra1-+ 23.Ra1 Qa1 24.Bf1 (24.Qd1 Ra8 25.Ne7 Kf8 26.Ng6 hg6 27.Kh2 Qd1 28.Bd1-+) 24...Bd3 25.Ne7 Kf8 0–1. Baer,Cy (1895) – Eschweiler,Martin (1945), RSS7E easy–54, 2007.

7.cd5 Nd5 8.ab5 Ra1 9.Ba1 =+.

8.Ba1 Bb4 9.Nf3 0-0 10.Be2 dc4 11.Bc4 b6 12.0-0 Bb7 13.Nc3 Qe7 14.Qc2 (14.Qe2 Rd8=) 14...Bf3 15.gf3 Qc5 (15...c6 16.bc6 Ne5 17.Ne4 Nf3 18.Kg2 Ne4 19.Qe4 Nh4 20.Kh1+=) 16.Be2 (16.Ne4 Qh5=) 16...Qh5 17.Kg2 Ra8 18.f4 Qg6 (18...Qh4 19.Ne4=) 19.Qg6 hg6 20.Rb1 Nc5 21.Bf3 Ra7 22.Bc6 (22.Rb4 Ra1 23.d4 Nd3+=) 22...Ra3 (22...Nd3!?=) 23.Rb4+= Ra1 24.Rd4 Kf8 25.Rd8 Ke7 26.Rc8 Ra7 27.Kf3 Nb3 28.d4 Nd2 29.Ke2 Nb3 30.Kd3 Na5 31.e4 Nh5 (31...Nc6 32.bc6 Ne8 33.Nb5+–) 32.Re8 Kf6 33.e5 Kf5 34.Be4 Kf4 (34...Kg4 35.f3 Kh3 36.Ne2 Kh2 37.Re7+–) 35.Re7 f5 36.ef6 Nf6 37.Rg7 Ne4 38.Ne4 Nb3 (38...Nb3 39.Rf7 Kg4 40.f3 Kh3 41.Ng5 Kh2 42.Ne6 Kg3+–). Porkolab,Sandor – Cirulis,Ilmars (1885), FICGS, 2009.

8.Ba1 b6 9.Nf3= Be7 10.Be2 0-0 11.0-0 dc4 12.Bc4 Bd6 13.d4 Bb7 14.Nbd2 Ne4 15.Be2 Ndf6 16.Nc4 Qd7 (16...Bd5 17.Nfe5 Be7 18.Qc2+=) 17.Nce5 (17.Nfe5 Be5 18.Ne5 Qe7+=) 17...Qe7+= 18.Qc2 Nd7?? (18...Ra8!?=) 19.Bd3?? (better 19.Nc6 Bc6 20.bc6+- (20.Qc6?! Nef6+/-)) 19...f5+= 20.Nc6 Bc6 21.Qc6 Ndf6 22.Ne5 Be5 23.de5 Nd5 24.Bc4 Rd8 25.Rd1 Nb4?? (better 25...Qd7+=) 26.Qe6+- Kf8 (26...Qe6 27.Be6 Kf8 28.Rd8 Ke7 29.Bf5 Kd8 30.Be4 Kd7+-) 27.Qg8 1-0. BeepBeepImAJeep (2645) - mumao02 (2270), lichess.org, 2016.

8.Ba1 Bc5 9.Nf3 (9.d4 Be7=) 9...0-0 (9...Bd6 10.d4=) 10.Qc2 (10.d4 Be7=) 10...c6 (10...Bb4 11.cd5 ed5 12.Be2=) 11.bc6 (11.d4 Be7=) 11...bc6 12.Be2 (12.d4 Bd6=) 12...Bd6 (12...Ba6 13.d4 Bb4 14.Bc3 Bc3 15.Qc3=) 13.0-0 Ba6 (13...e5 14.d4 e4 15.Ne5=) 14.Bf6 (14.d3 Qe7=) 14...Nf6 (14...Qf6 15.d4=+) 15.d4= Bb4 (15...c5 16.Rc1 cd4 17.c5 Be2 18.Qe2=) 16.Ne5 (16.Qa4 Qa5 17.Qa5 Ba5=) 16...Qc8 (16...c5 17.Rc1=) 17.c5 (17.Rc1 Bd6=) 17...Be2 18.Qe2 Nd7 (18...Qc7 19.Nd3 Ba5 20.Nd2=) 19.Qb2 (19.Nd3 Qa6=) 19…Ba5 ½–½. nogumo – Schili, mySchach.de, 2005.

8.Ba1 Bd6 9.d4 =+.

8.Ba1 Be7 9.Nf3 0-0 10.Be2 Nc5 (10...Bd6 11.cd5 Nd5 12.Nc3=) 11.0-0 c6 12.d4 Nce4 13.c5 (13.bc6 bc6 14.Ne5 Qc7=) 13...Nd7 (13...Qa5 14.Nbd2=) 14.b6 f5 15.Nbd2 Ndf6 (15...Qe8 16.Qc2+=) 16.Ne5 h5? (16...Nd2!? 17.Qd2 Nd7 18.Nd7 Qd7+/-) 17.f3 (better 17.Ne4!? Ne4 18.Bh5+-) 17...Nd2+/- 18.Qd2 Nd7 19.f4 g5? (19...Ne5!? 20.fe5 Qe8+/-) 20.Bh5 (20.Ng6!? Rf7+-) 20...g4 21.h3 Bh4 (21...Ne5!? 22.fe5 Bh4+-) 22.hg4 Bg3 (22...Ne5 23.de5 (23.fe5?! Bg3 24.Rf3 Qh4+/-) 23...Qe7 24.g3 Bg3 25.Qg2+-) 23.g5 Ne5 24.de5 (24.fe5?! Qg5 25.Bf3 f4+/-) 24...Qe7 25.Rf3 Qh7 26.Rg3 Qh5 27.Rh3 Qg4 (27...Qg6 28.Qe2 Qe8 29.Bc3+-) 28.Kf2 (better 28.Qe1 Kg7 29.Rh4 Qh4 30.Qh4+-) 28...Bd7 (28...Rf7 29.Qc1 Rh7 30.Rh7 Kh7 31.Qh1 Kg8 32.Qh6+-) 29.Qe2 (better 29.Qe1 Ra8 30.Bb2+-) 29...Qe2 30.Ke2 Ra8 31.Bd4 Ra2 32.Kf3 Be8 (32...Kg7 33.Rh6 Ra8 34.g4 fg4 35.Kg4+-) 33.g4 (better 33.Rh6!? Bd7+-) 33...Bg6 34.Rh6 fg4 35.Kg4 Bf5 36.Kg3 Be4 (36...Kg7 37.Rh1+-) 37.Re6 Rg2 38.Kh3 Rd2 (38...Bf5 39.Kg2 Be6+-) 39.Rf6 (better 39.Rc6! Rd1 40.Rc7 Rh1 41.Kg3 Rg1 42.Kf2 Rg2 43.Ke1 Kf8+-) 39...Rd1 40.e6 Rh1 41.Kg3 Rg1 (41...Rh7 42.Be5 Re7 43.Bd6+-) 42.Kf2 Rg2 43.Kf1 Rh2 (43...Ra2+-) 44.e7 Kg7 (44...Kh7 45.e8Q Rh1 46.Kf2 Rh2 47.Kg3 Rg2 48.Kh3 Bf5 49.Kg2 Be4 50.Kg3 Bg6 51.Qg6 Kh8 52.Rc6) 45.e8Q (45.Rf8 Kh7 46.Rh8 Kg6 47.e8Q Kf5 48.Qd7 Kg6 49.Qe6) 45...Bd3 (45...Rh1 46.Kf2 Rh2 47.Kg3 Rg2 48.Kh3 Rh2 49.Kh2 Kh7 50.Rh6) 46.Kg1 Rg2 (46...Rh1 47.Kh1 Be4 48.Kh2 Kh7 49.Rh6) 47.Kg2 Be4 48.Kg3 (48.Kg3 Kh7 49.Rh6) 1-0. BeepBeepImAJeep (2635) - MrWalker (2220), lichess.org, 2017.

7.a5? c6-+ 8.Be2 Ra5 9.Ra5 Qa5 10.0-0 Be7 (10...Bd6 11.d3-+) 11.d4 (11.d3 0-0-+) 11...0-0 (11...Nb6 12.Nbd2-+) 12.Nbd2 Nb6 13.Qa1 (13.Nb3 Qa7-+) 13...Qa1 (13...Na4!? 14.Ba3 b4 15.Bb2-+) 14.Ra1 Bb4 (14...Ne4 15.Ba3 Ba3 16.Ra3 Nd2 17.Nd2-+) 15.c3-/+ Bd6 16.Ba3 Ba3 17.Ra3 Ne4 18.Ne4 de4 19.Nd2 f5 20.f3 1–0. DEFFM – GuestPPFN, freechess.org, 2018.

7.ab5 Ra1 8.Ba1 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 a6 5.a4 ab5 6.ab5 Ra1 7.Ba1 Nbd7 8.Nf3).

7.Nd4 a5?? 8.Nc6+– 1–0. GuestQNBR – GuestZZKL, freechess.org, 2019.

7.Nd4 Bb7 8.c4 (8.ba6 Ba6 9.Nc6 Qc8=) 8...Bc5 (8...dc4 9.Bc4 ab5 10.ab5 Ra1 11.Ba1-/+) 9.Be2 (9.ba6 Ba6 10.Nc6 Qc8=) 9...e5 (better 9...Bd4!? 10.Bd4 dc4 11.Bc4 ab5 12.Bb5 e5=+) 10.Nc6= Bc6 11.bc6 Nb8 12.cd5 (12.Be5 Nc6 13.Bc3 0-0=) 12...Nd5 (12...Qd5 13.a5=+) 13.Be5=. DEFFM – guestkampret, freechess.org, 2018.

7.ba6 Bd7 (better is 7...ba6 8.Ne5 Bb7=) 8.ab7 (better is 8.a5 Na4 9.ab7 Ra5 10.c4+–) 8...Ra7? (better is 8...Ra4 9.Bf6 gf6+/–) 9.a5+– Na4 10.Bf6 Qf6 (10...gf6 11.a6 e5+–) 11.b8Q (11...Qd8 12.Qa7+–) 1–0. Kleinke,Uwe – Baer,H, corr DDR ch I730, 1979.

7.Be2 Bd6 8.0-0 Bd7 9.a5 Nc8 10.c4 (10.ba6 ba6 11.c4 0-0+=) 10...dc4 11.ba6 Ra6 12.Bc4 Ra8 (12...b5 13.Be2=) 13.Qb3 0-0 (better 13...Be7!?+=) 14.Qb7+/- Ne7 (14...Ra7 15.Qb3+/-) 15.Bf6+- gf6 16.a6 (16.Qe4 c5 17.a6 Bc6 18.Qg4 Kh8+-) 16...Kh8 (16...Bc6!? 17.Qb2 Bf3 18.gf3 Nc8+/-) 17.Qb2+- Rg8 (better 17...Ng6+-) 18.Qf6 Rg7 19.Nc3 Qg8 (19...Bc6 20.d4+-) 20.a7 (20.Ne5!? Be8 21.Ne4 Nf5 22.Nd6 cd6+-) 20...Nc6 21.Nb5 Be5?? (21...Be7 22.Qb2 e5+-) 22.Ne5 (22.Ne5 Ne5 23.Qe5+-) 1-0. DEFFM – GuestLTYJ, freechess.org, 2021.

7.Be2 ab5 8.ab5 Ra1 9.Ba1 Be7 10.0-0 0-0 11.Nc3 Bd6 12.Nb1 =.

7.Be2 ab5 8.ab5 Ra1 9.Ba1 Be7 10.0-0 0-0 11.Nc3 Nfe4 12.Qb1 Bf6+= 13.d4 Nc3 14.Bc3 Ne4 15.Bb4 ½–½. Rashkovsky,Nukhim N (2520) – Tseshkovsky,Vitaly (2520), Alma–Ata, 1989.

7.Be2 ab5 8.ab5 Ra1 9.Ba1 Be7 10.0-0 0-0 11.c4 dc4 12.Bc4 Nce4 13.Qc2 Nd6 14.Bd3 Bd7 15.Bf6 Bf6 16.Bh7 Kh8 17.Bd3 Bb5 18.Bb5 Nb5 19.Qc5 c6 20.d4 (20.Nc3 Nc3 21.dc3 Qe7 22.Qe7 Be7=) 20...Be7 21.Qc1 Qc7 (21...Bb4 22.Qb2 Qe7 23.Nbd2=) 22.Ne5 Bd6 23.f4 Ra8 24.Nd2 Kg8 25.Ndc4 Be5 26.fe5 c5 27.Qb2 Qc6 28.Qf2 (28.dc5 Qc5 29.Rf4 Qc6=) 28...Rf8= 29.Nd2 Nc3 (29...cd4 30.ed4 Qc3 31.Nf3=) 30.Nb1 (30.Nf3 cd4 31.Nd4 Qc5=) 30...Nb1 31.Rb1 c4 32.Qf3 Qf3 33.gf3 Rb8 34.Rb5 Kh7 35.Kf2+= Kg6 36.Ke1 Rh8 37.Rb7 Rh3 38.Rc7 Rf3 39.Ke2 Rh3 40.Rc4 ½–½. marekt – Berta3, ChessWorld.net, 2004.

7.Be2 ab5 8.ab5 Ra1 9.Ba1 Be7 10.0-0 0-0 11.Bd4 Bd6 =.

7.Ba3 Ba3 8.Ra3 e5 =+.

7.Nc3 0-0 8.Be2 c6 (8...Nc5 9.0-0=+) 9.0-0= e5 10.h3 Bb8 (10...e4 11.Nd4=+) 11.d4 (11.bc6 bc6 12.Ba3 Qc7=) 11...Re8 Black prepares the advance e4 (11...Qc7 12.g3=) 12.bc6 (12.Qd2 Qc7 13.b6 Qb6-/+) 12...bc6 13.Rb1 (13.Re1 Qc7 14.g3 e4=+) 13...e4=+ 14.Nh2 (14.Nd2 Qc7 15.g3 Ba7=+) 14...Qc7 15.g3 a5 (15...h5 16.Bh5 Nh5 17.Qh5=+) 16.h4 (16.Ba3 h5 17.Bh5 Nb6=+) 16...Qd6=+ 17.Qc1 Qe6 18.Ba3 Bc7 19.Qd2 h5 20.Rb3 Qf5 21.Rfb1 g5 22.hg5 Qg5 23.Kh1 (23.Bd1 h4-/+) 23...h4 24.g4 Qg7 (24...h3 25.Qe1-+) 25.Qc1 (25.Rg1!?=+) 25...Nh7 26.Qg1 (26.f3!? Bh2 27.Kh2 ef3 28.Bf3-+) 26...Ng5-+ 27.R1b2 (27.f4 ef3 28.Nf3 Nf6 29.Ng5 Qg5-+) 27...Kh7 (27...Nf6 28.Nb1-+) 28.Rb1 (28.f4!? ef3 29.Nf3-/+) 28...Nf6-+ 29.Rf1 h3 (29...Kg8 30.Ra1-+) 30.f4 ef3 31.Nf3 Nf3 (31...Nge4 32.Bd3 Kg8-+ (32...Bg4 33.Rb7 Rac8 34.Ne5 Re5 35.de5 Be5 36.Ne4 de4 37.Rf7 Qf7 38.Be4 Kh8 39.Qg4 Ng4 40.Rf7-/+)) 32.Bf3? (better 32.Rf3!? Ng4 33.Rh3 Kg8 34.e4 de4 35.Nd1-+) 32...Ng4 (32...Bg4 33.Rb7 Rac8 34.Bg4 Qg4 35.Rf6 Qg1 36.Kg1 Re3 37.Rf7 (37.Rc6 h2 38.Kf2 h1Q 39.Ke3 Re8 40.Be7 Re7 41.Re6 Re6 42.Ne4 Qe4 43.Kf2 Rf6 44.Kg1 Qe2 45.Rc7 Rf1) 37...Kg6 38.Rbc7 Rc7 39.Rc7 Rc3 40.Bc5 Rc2 41.Rc6 Kh5 42.Rc8+–) 33.Bg4 Bg4 34.Rb7 Rg8 35.Qf2 (35.Rc7?? Bf3 36.Kh2 Qf6-+) 35...Bf3! 36.Qf3 Qg2 37.Qg2 hg2 38.Kg1 Bh2 39.Kf2 gf1Q 40.Kf1 Rg7 41.Kf2 (41.e4 de4 42.Ne4 f5-+) 41...Re8 42.Ne2 Re6 43.Bf8 Rf6 44.Nf4 Rg8 45.Be7 Rh6 46.Bc5 Kg7 47.Nd3 (47.Ne2 Rf6 48.Ke1 Kh6-+) 47...Kf6 48.Kf1 Rg1 49.Kf2 Ra1 50.Ke2 (50.Bf8 Rh8 51.Be7 Kf5-+) 50...Ra4 51.Bf8 (51.Ra7 Kg7-+) 51...Rg6 52.Ne1 Rg1 53.Ra7 (53.Nf3 Rg2 54.Kd3 Ra2-+) 53...Bg3 54.Nf3 Rg2 (54...Rg2 55.Kd3 Ra1-+) 0–1. pvanr (2250) – acalado58 (2120), gameknot.com, 2015.

7.c4 0-0 8.Nc3 ab5 9.ab5 Ra1 10.Ba1 c5 11.d3 Ne5 12.Be2 d4 13.ed4 (13.Ne5 Be5 14.Nb1 Bc7=+) 13...Nf3 14.Bf3 cd4 15.Na2 (15.Ne4 Ne4 16.Be4 Qa5 17.Kf1 e5=+) 15...e5 16.0-0 Qa5 17.Qc2 Qc7 18.h3 (18.Rb1 Bf5=+) 18...Bd7 (18...Bf5 19.Rb1-/+) 19.Rb1=+ Ra8 20.Nc1 h6 (20...Bf5 21.Qe2=+) 21.Qd1 (21.Qe2 Be6=+) 21...Bf5 (21...Be6 22.Qe1=+) 22.Nb3 Bg6 (22...Ra2 23.Nc1 Ra3 24.Bb2=+) 23.Qc2 (23.Bb2 Bb4=) 23...Ra7 24.c5 b6=+ 25.c6 Bf5 26.Bb2 Be6 27.Bc1 Nd5 28.Bd2 Qe7 29.Nc1 Nc7 30.Qd1 Ra3 31.Qe2 Qd8 32.Qd1 Qa8 33.Ne2 Rd3-/+ 34.Be4 Ra3 35.Ng3 Ra2 36.Kh2 Qa4-+ 37.Qc1 Ba3 38.Qe1 Qc4 39.f4 ef4 40.Bf4 Nd5 41.Be5 Nc3-+ 42.c7 Nb1 43.Bb1-/+ Rb2 44.Nf5 Rb1-+ 45.Nh6 Kf8 46.Qe4 Bd7 47.Qa8 Ke7 48.Ng8 Ke6 49.Bg3 d3 50.Qa3 Rb4 51.Qa7 Rb5 52.c8Q? Qc8 53.Qa2 Rd5 54.Ne7 Qc5 55.Nd5 Qd5 56.Qd2 Bc6 57.Be1 b5 58.Qf2 Qe4 59.Qa2 Bd5 (60.Qf2 b4-+) 0–1. Kann,Cedric (1850) – Lindsalu,Indrek (2055), Telechess CBM, 2003.

7.c4 ab5 8.cd5 ed5 9.Bb5 =+.

7.c4 dc4 8.Bc4 Qe7 9.0-0 0-0 10.Nc3 c6 11.d4 Nb6 12.Bd3 cb5 13.ab5 ab5 14.Ra8 Na8 15.Nb5 Re8 (15...Bb4 16.Ne5+=) 16.Nd6 Qd6 17.Ne5 Nb6 18.Qb3 Nfd5 19.Ba3 Qc7 20.Rc1 Qd8 21.Bc5 Bd7? (21...f6!? 22.Nf3 Nd7+–) 22.e4 (better is 22.Qb1 f5 23.Bb6 (23.Nd7?! Nd7 24.Qb7 f4+–) 23...Nb6 24.Nd7 Nd7 25.Qb7+–) 22...f6?? (better is 22...Qg5 23.Rb1 Ba4+–) 23.ed5 Nd5 24.Nd7 (24.Nd7 Qd7 25.Bb5+–) 1–0. forsetinn (1630) – balihi, gameknot.com, 2013.

7.c4 c5 8.Nc3 0-0 =+.

7.c4 c5 8.d3 0-0 9.Nbd2 b6 (9...Re8 10.Be2=+) 10.Be2 Bb7 11.0-0 Qc7 (11...Qe7 12.ba6 Ra6 13.d4=) 12.h3 (12.cd5 Bd5 13.ba6 Ng4=) 12...Rfe8 (12...ab5 13.ab5 Ra1 14.Ba1=+) 13.Rc1 (13.cd5 ed5 14.Qc2 h6=) 13...ab5 14.ab5 Ra2 (14...e5 15.Ra1=+) 15.Qb3= Rea8 16.Nb1 (16.Rcd1 e5=+) 16...Qd8 (16...dc4 17.dc4 Ne4 18.Nc3 Nc3 19.Qc3=+) 17.Rfd1 (17.Nc3 R2a5=+) 17...R2a4 (17...R2a5 18.Nc3=+) 18.Nc3= R4a5 19.d4 (19.Ra1 Ra1 20.Ra1 Ra1 21.Ba1 Ne5=) 19...Bb8 (19...dc4 20.Bc4 Bf3 21.gf3 cd4 22.Rd4=+) 20.cd5= ed5 21.dc5 bc5 22.Nd5 (22.Qc2 Bd6=) 22...Nd5 23.Rd5 Bd5 24.Qd5 Qe7 (24...Ra2 25.Rc2 Qe7 26.Rd2+=) 25.Rd1 Nf8 26.Bc4 R8a7 27.Ne5 Be5 28.Be5 Ra4 (28...Qe8 29.Bc3 Rd7 30.Ba5 Rd5 31.Rd5+/–) 29.Bd6 Qe6 (29...Qf6!? 30.Bf8 Ra1 (30...Kf8 31.Qc5 Qd6 32.Rd6 Ra1 33.Rd1 Re7 34.Ra1 g6 35.Qd4 Re5 36.Qe5 f6 37.Qc7 h6 38.Ra8) 31.Bg7 Kg7+/–) 30.b6+– Rd7 31.b7 Rb4 32.Qc5 Rd6 33.Rd6 Rb1 34.Kh2 Qe7 35.Bd5 g6 36.f4 Kg7 37.Qd4 Kh6 38.Rb6 (38...Nd7 39.Rb1+–) 1–0. Sokolski,Alexey – Byvschev,Vassily Mikhailovich, Lvov, 1951.

7.c4 c6 8.Nc3 Nb6 9.Qb3 dc4 10.Bc4 Nc4 11.Qc4 Bd7 12.0-0 0-0 13.ba6 Ra6 14.Ba3 Qc7 15.Bd6 Qd6 16.d4 Rfa8 17.Rab1 Bc8 18.e4 Qd7 19.h3 h6 20.Rfd1 Qe8 21.Ne5 Ra5 22.Nd3 Bd7 (better is 22...Qe7!?+=) 23.Rb7+– c5 (better is 23...Bc8 24.Rc7 Ba6+–) 24.Nc5 Bc6 25.Rb2 (25.Rc7 Rc8 26.Rc8 Qc8+–) 25...Qc8 (25...Nd7 26.Nb7 R5a6 27.Rdb1 Ba4 28.Ra2+–) 26.Qd3 (better is 26.Rc1!? Qe8+–) 26...Nd7 27.Nd7 Bd7 28.Nb5 (28.d5!?+–) 28...Ra4+/– 29.Nd6 Qc6 30.e5 Qd5 31.Rdb1 Rd4?? (better is 31...f5 32.Rd1 Ra1+/–) 32.Rb8+– Bc8 33.Qg3 (better is 33.Qc2 Rb8 34.Rb8 Rd1 35.Kh2 Qe5 36.g3+–) 33...Rd1+/– 34.Kh2 Rb1 35.Ne8 (better is 35.Rb1 Ba6 36.Rc1+=) 35...Kf8+= 36.Qg7 Ke8 37.Qg8?? (better is 37.Qh8 Ke7 38.Qf6 Kd7 39.Rb1+=) 37...Ke7-+ 38.Rb1 Qe5 39.Kg1 Qe4 40.Rd1 Bb7 41.Qg3 e5 42.Rc1 (42.f3 Qe3 43.Kh1 Qg5-+) 42...Rc8 43.Rd1 Bd5 44.Qa3 0–1. Tolmacheva,Eva (1930) – Usov,Alexander (1730), 3rd Irkutsk Ermolaev Memorial, 2009.

7.d4 0-0 8.Ba3 e5 =+.

7.d4 0-0 8.c4 dc4 9.Bc4 ab5 10.ab5 Ra1 11.Ba1 Nb6 12.Be2 Bd7 13.0-0 Qe7 14.Nc3 Ra8 15.e4 Nh5 16.e5 Bb4 17.g3 f5 (17...Nd5 18.Nd5 ed5 19.Qb3=) 18.Nd2 g6 19.Qb3 c6 20.Nc4 Nc4 21.Bc4 Ra3 22.Qc2 Bc3 23.Bc3 cb5 24.Rb1 Qe8 (24...Rc3 25.Qc3 bc4 26.Rb7 Kf7+=) 25.Bb4+= Ra8 26.Bd3 Bc6 27.Bd6 Ng7 28.Qc5 Increasing the pressure on the isolated pawn on b5 28...f4 29.Bb5 Nf5 30.Bc6 Qc6 31.Qc6 (31.gf4 Qe4 32.Qb6 Nh4-+) 31...bc6 32.Bc5 Ra4 Attacking the backward pawn on d4 33.Rb8 Kg7 34.Rb6 Nd4 35.Bd4 Rd4 36.Rc6 f3 37.h4 h5 38.Re6 Rd1 39.Kh2 Rd2 40.g4 ½–½. Bendig,Frank – Morau,Jose Roberto, CiF, 2004. (=1.Nf3 d5 2.b4 Nf6 3.Bb2 Nbd7 4.e3 e6 5.b5 a6 6.a4 Bd6)

7.d4 0-0 8.c4 dc4 9.Bc4 Nb6 10.Bd3 ab5 11.ab5 Bb4 12.Nc3 Nfd5 13.Qb3 Ra1 14.Ba1 Be7 15.0-0+= Nb4 16.Be2 c6 17.bc6 Nc6 18.Rd1 Nb4 19.e4 Qd6 20.Bb2 Na6 21.Ra1 Qb4 22.Qc2 Nc4 23.Bc1 Na5 24.Ba3 Qb3 25.Qb3 Nb3 26.Ra2 Ba3 27.Ra3 Nc1 28.Bc4 Nb4 29.Na4 b5 30.Bb5+– Bb7 31.Nc5 Ra8 32.Ra8 Ba8 33.Bc4 Nca2 34.Ne1 Kf8 35.f3 Nc3 36.Kf2 Bc6 37.Ke3 Bb5 38.Bb3 Ke7 39.Nc2 Nc6 40.Na3+– Bf1 41.g3 Na5 42.Bc2 Nb5 43.Nb5 Bb5 44.e5 Nc4 45.Kf4 h6 46.h4 Nb6 47.Ke3 Nd5 48.Kd2 h5 49.Be4 Nb6 50.Ke3 Nc4 51.Kf4 Nd2 52.g4 hg4 53.fg4 Be2 54.h5 Ne4 55.Ne4 Kf8 56.Kg3 Bd1 57.Nd6 Be2 58.Kh4 Bd1 59.g5 Bc2 60.Kg3 Bd1 61.h6 Bc2 62.Kg4 Bg6 63.Kf4 Bd3 64.Ke3 Bg6 65.Nc8 Bh7 66.Kf4 Bg6 67.hg7 Kg7 68.Nd6 Bd3 69.Ne8 Kg6 70.Kg4 Be2 71.Kf4 Bd3 72.Nf6 Kg7 73.Ke3 Bc2 ½–½. Van Rooijen,Peter – Maisonneuve,Paul, IECC, 2000.

7.d4 c5 8.dc5 Nc5 9.Be2 =+.

7.Be2 0-0 =+.

6.Nf3 c6 7.c4 0-0 8.Nc3 (---> 1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Be7 5.Nf3 c6 6.a4 0-0 7.c4 a6 8.Nc3).

6.Nf3= Bd6 7.c4 (7.Be2 0-0=) 7...c6 (7...ab5 8.ab5 Ra1 9.Ba1=) 8.Nc3 (8.d4 b6=) 8...Bd7 (8...0-0 9.d4=) 9.Qb3 (9.bc6 Nc6 10.d4 Bb4=) 9...Qa5 (9...ab5 10.ab5 Ra1 11.Ba1=) 10.Be2 (10.bc6 Nc6 (10...bc6?? 11.Qb7+–) 11.cd5 ed5=) 10...0-0 (10...dc4 11.Bc4 b6 12.e4+=) 11.0-0 e5 (11...Rc8 12.Rfc1=) 12.d3 (better is 12.cd5!? e4 13.Ng5+/–) 12...Be6 (12...dc4 13.dc4 e4 14.Ng5=) 13.d4 (13.Ng5 Nbd7=) 13...e4 (13...dc4 14.Bc4 Bc4 15.Qc4 ed4 16.Nd4=) 14.Nd2 (14.Ng5 dc4 15.Bc4 Bc4 16.Qc4 Qc7 17.Nge4 Ne4 18.Ne4 Bh2 19.Kh1 Qe7 20.Kh2 Qe4=) 14...Nbd7 (14...dc4 15.Bc4 Re8 16.bc6+=) 15.c5 Bc5 (15...Bb8 16.f3=) 16.dc5+= d4 17.Nc4 (17.ed4 Bb3) 17...dc3 (17...Bc4 18.Bc4 Nc5 19.Qa3 dc3 20.Bc3+=) 18.Bc3 Nc5 19.Qc2 (19.Qa3 Qa4 20.Qc5 Qb5 21.Qb5 cb5+/–) 19...Qc7 (19...Qd8 20.bc6 bc6 21.Bf6 Qf6 22.Nb6+=) 20.Bf6 (20.Nd2 Bg4 21.f3 ef3 22.gf3 Bh3 23.Bf6 Ne6+=) 20...gf6= 21.b6 Qe7 22.Rfd1 Bd5 (22...Rfd8 23.a5=) 23.Rac1 (23.a5 Rfd8=) 23...Rfd8 24.a5 Rd7 25.Nd2 Ne6 (better is 25...Nd3!? 26.Bd3 ed3=) 26.Ne4+/– Be4 (26...Rad8 27.Ng3 Qb4 28.Rb1+/–) 27.Qe4 Rd1 28.Rd1+– Qc5 29.Qa4 Re8 30.Qa1 Qe5+/– 31.Qa2 Nf4 32.Bc4+– Nd5 33.Bd5 cd5 34.Qd5 Qd5 35.Rd5 Re5 36.Re5 fe5 37.Kf1 Kf8 38.Ke2 Ke7 39.Kd3 Kd6 40.Kc4 f5 41.f3 h5 42.g3 Kc6 43.h3 Kd6 44.e4 f4 45.g4 hg4 46.hg4 Ke6 47.Kc5 Kd7 48.Kd5 (48...Ke8 49.Ke6+–) 1–0. De Visser,Arno – Leunig, 1982.

6.Nf3 h6 7.Be2 c5 8.c4 Nbd7 9.0-0 Kf8 (9...ab5!? 10.ab5 Ra1 11.Ba1 0-0=) 10.Qc2 g5 (10...b6 11.cd5 ed5 12.Nc3+=) 11.d4+– Rg8 12.Nbd2 h5 (12...g4 13.Ne5+–) 13.Ne5 Qc7 (13...cd4 14.ed4 dc4 15.Ndc4+–) 14.cd5+– ed5 15.Nd7 Bd7 (15...Nd7 16.dc5 (16.Bh5?! Rh8 17.g4 c4=) 16...Nc5 17.ba6 Na6 18.Qh7+–) 16.dc5 ab5 (16...Ng4 17.Nf3 Qc5 18.Qh7+–) 17.ab5 Ra1 (17...Rc8 18.Bd4+–) 18.Ra1 Bg4 (18...g4 19.Ra7+–) 19.Bg4 Ng4 (19...hg4 20.Qf5 Ne8 21.Nb3+–) 20.Ra8 Bd8 21.Nf3 (better 21.Qh7 Rg6 22.Qh5 Nh6+–) 21...f6 (21...Rg6+–) 22.Qf5 d4 (22...Kg7 23.Qg5 Kh7 24.Qh5 Nh6 25.Qd5+–) 23.Bd4 (23.h3 de3 24.hg4 Kf7 25.Ne5 Qe5 26.Be5 Be7 27.Rg8 Kg8 28.Bf6 Bf6 29.Qf6 e2 30.Qg5 Kf8 31.Qf6 Ke8 32.Qe6 Kf8 33.Qe2 hg4+–) 23...Kf7 (23...Kg7+–) 24.Qh7 Rg7 25.Ng5! Ke8 (25...fg5 26.Qh5 Double attack (26.Bg7 Pinning; 26.Bg7 Deflection)) 26.Qh8 Ke7 27.Qg7 Ke8 28.Qg8 Ke7 29.Qf7 1–0. DEFFM – GuestXLQQ, freechess.org, 2019.

6.f4 0-0 7.Nf3 Ne4 8.Na3 (8.Nc3 c5=+) 8...ab5 9.ab5 Bh4 (9...Nd7!?-/+) 10.g3= Bf6 11.Qc1 Nd7 (11...c5 12.Bg2=+) 12.Bg2 Qe7 13.d4 (13.0-0 Rd8=+) 13...c5 14.0-0 Nb6 (14...Rd8!?-/+) 15.Ne5= Na4 16.c4 Nb2 17.Qb2 Re8 (17...b6 18.Nc6 Qd7 19.cd5 ed5 20.Be4 de4 21.Nc4 Ra1 22.Ra1 cd4 23.Nb6+=) 18.Nc2 Ra1 19.Ra1 b6 20.Be4 de4 21.Qa3 Bb7 22.Qa7 Qc7 23.dc5 bc5 24.Ra6 (24.Qa5 Qd6 25.Qa7=+) 24...Qe7 (better is 24...Qc8!? 25.Rd6 h6=) 25.Rb6+/– Qd8 (better is 25...Bc8!? 26.Qe7 Be7+= (26...Re7? 27.Rb8 Re8 28.b6 Be5 29.fe5+–)) 26.Ne1+– (26.Rb7 Qd1 27.Kg2 Qc2 28.Kh3 Qc1-/+) 26...Be5 27.fe5 (27.Qb7? Bc3 28.Qc6 Be1-+; 27.Rb7 Qd1 28.Qa5 Bb2=) 27...Qd2 28.Kf1 (28.Rb7 Qe1 29.Kg2 Qe2 30.Kh3 Qf1 31.Kh4 Qg2 (31...Qc4 32.Rf7 Qf1 33.Rg7 Kf8 34.Rh7 Qh3 35.Kh3 Re7 36.Qe7 Kg8 37.Qf7) 32.Rf7 Qh2 33.Kg4 h5 34.Kf4 Qf2 35.Ke4 Qf7 36.Qf7 Kf7-+) 28...Bc8 29.Rd6 Qb4 30.Qe7! Qc4 (30...Re7 31.Rd8) 31.Kf2 Qb5 (31...Re7?? 32.Rd8 Re8 33.Re8) 32.Rd8 (32...Bd7 33.Qd7 Qd7 34.Rd7+/–) 1–0. Michalek,Martin – Schulz,Hans_Juergen, TT–08 ETC, 2003.

6.f4 Ne4 7.Nf3 Bf6 8.c3 0-0 9.Be2 c6 10.Qb3 ab5 (10...Bh4 11.g3 Be7 12.0-0+=) 11.ab5 Ra1 12.Ba1 Qb6 13.0-0 (13.Bb2 Na6+=) 13...Bd7 (better is 13...c5+=) 14.Na3? (better is 14.Qc2+=) 14...Nd2!-+ 15.Nd2 Qe3 Theme: Double Attack 16.Rf2 Qd2 17.Nc2 Be7 (17...Bh4 18.g3 Be7 19.Kg2-+) 18.Bb2 (18.Qb1 cb5 19.Bb5 Bc5-+) 18...Bc5 19.Nd4 Qe1 20.Bf1 cb5 21.Qc2 Rc8 22.Qd3 b4 (22...Nc6 23.g3-+) 23.Re2 Qh4 24.cb4 Bb4 25.g3 Qd8 (25...Qg4 26.Re5 f6 27.Re2-+) 26.f5 Qb6 27.Bh3 Bc5 28.Kg2 e5! 29.Ne6 Bb5 30.Qd2 Be2 31.Qg5 fe6 32.f6 Bf1! 33.Kh1 Rc7 34.fg7 Rf7 (34...Rf7 35.Be6 Qe6 36.Qd8 Kg7 37.Qg5 Kf8 38.Qd8 Qe8 39.Qa5 Bb5 40.Qa4 Rf1 41.Kg2 Rg1 42.Kf3 Qh5 43.Qg4 Rf1 44.Kg2 Rf2 45.Kh1 Qh2#) 0–1. Schiffler – Pallwitz, corr, 1951.

7.Nc3 ab5 8.ab5 Ra1 9.Qa1 Nbd7 10.Nf3 Nc5 (10...Nb6 11.d3=+) 11.Be2 (11.d4 Nce4=) 11...dc4=+ 12.Bc4 Nd3 13.Bd3 Qd3 14.Ne5 Qf5 15.d4 Bd6 16.Ne2 (16.Ba3 Re8 17.Nc4 Ng4=+) 16...Ng4 (16...Ne4 17.Nf4 f6 18.g4 Bb4 19.Kf1 Nd2 20.Ke2-/+) 17.0-0= Qh5 18.Ng4 Qg4 19.Ng3 (19.Nc3 Qg6=+) 19...b6 (better 19...Bd7!?=+) 20.Ba3= h5 21.h3 Qg5 22.Bd6 cd6 23.Ne4 Qd5 24.Nc3 Qb3 (24...Qg5 25.Qa8 e5 26.Qf3+=) 25.Rb1 Qc4 26.Rc1 Qb4 27.Rb1 Qc4 28.Na4 Qc7 29.Rc1 Qb8 (29...Qa7 30.Nc3 Qa1 31.Ra1+/-) 30.Rc6 Bd7 31.Rb6 Qc7 32.Qc3 Qa7 33.Ra6 Qb7 34.Rb6 Qa7 35.Qb4 Rc8 36.Qd6 Rc1? (better 36...Bb5 37.Nc5 Bc4+-) 37.Kh2 Rc2 (37...Qa4 38.Qd7 Qb4+-) 38.Nc5 Be8 (38...Qa2 39.Rb8 Kh7+-) 39.Rb8 (39.Rb8 Rf2 40.Ne4+-) 1-0. BeepBeepImAJeep - Naaas (2415), lichess.org, 2018.

7.Nc3 c5 8.d4 (8.Nf3!?=) 8...ab5 (8...cd4 9.ed4 Nbd7 10.Nf3-/+) 9.ab5 Ra1 10.Qa1 cd4 11.ed4 dc4 (11...b6 12.Nf3-/+) 12.Nf3+= Bb4 13.Bc4 Qc7 14.Nd2 Qf4 (14...Ne4 15.Nce4 Qc4+=) 15.Ke2 (15.Nf3!?=) 15...Qg4 (15...Qd4?? 16.Nce4 Qb6 17.Bf6+–) 16.Nf3 Nbd7 (16...Nh5 17.Kf1 Nf4 18.Rg1+=) 17.Bd3 (better is 17.h3!? Qf4 18.Rd1+=) 17...e5-/+ (17...Qg2?! 18.h3 Nd5 19.Rh2 Nf4 20.Ke3 Bc3 21.Rg2 Ng2 22.Ke2 Nf4 23.Ke3 Ng2 24.Ke2 Nf4 25.Ke3 Ng2=) 18.h3 (18.de5? Ne5 19.h3 Qh5-+) 18...Qe6 19.de5 (19.d5 Qd6 (19...Nd5?! 20.Bh7 Kh8 21.Nd5 Qd5 22.Rd1=) 20.Bc2 e4-+) 19...Ne5-+ 20.Ne5 Qe5 21.Ne4 Qh5 22.g4 Ng4?? (better is 22...Bg4 23.hg4 Qg4 24.f3 Qg2 25.Ke3 Ne4 26.Ke4 Qg6 27.Ke3 Qg5 28.Kf2 Qd2 29.Kg3 Bd6 30.Be5 Qd3 31.Bd6 Qd6 32.Kg2 Qd2 33.Kg3 Qg5 34.Kh3 Qb5-+) 23.hg4 Bg4 24.Ke3 Qd5?? (24...Bc5 25.Nc5 Qc5 26.Bd4 Qe7 27.Kd2+–) 25.Rh7!! f6 (25...Kh7 26.Nc3 Double attack (26.Nc3 Decoy)) 26.Qh1 Bc5 27.Kd2 Bb4 28.Kc2 Rc8 29.Nc3 Bf3?? 30.Rh8 Kf7 31.Rc8 Bc3 32.Bc4 (32.Bc4 Bh1 33.Bd5 Bd5 34.Rc7 Ke6 35.Kc3+–) 1–0. Lunin,Mikhail (2130) – Poplevin,Alexander (2100), Ramenskoe, 2010.

7.cd5 Nd5 8.Bc4 c6 9.Nf3 Bf6 10.d4 ab5 11.ab5 Ra1 12.Ba1 Qa5 13.Nbd2 cb5 14.Bd5 (14.Bd3 Nb4 15.Be4 Be7=) 14...ed5=+ 15.0-0 Nc6 16.Qb3 Be6 17.Rb1 b4 18.Bb2 Qd8 19.Ra1 Qd6 20.Ne1 Bd8 21.Nd3 The isolani on b4 becomes a target 21...Bc7 22.Nf3 Bf5 23.Nf4 Exerts pressure on the isolated pawn 23...Rd8 24.Ne5 (24.Nh4 Be6-/+) 24...h6 (24...Na5 25.Qd1 f6 26.Ned3 Bd3 27.Qd3-+) 25.Qd1 (25.Ra4 f6 26.g4 Bc8 27.Nc6 bc6 28.Qb4 Bg4 29.Qd6 Bd6-/+ (29...Rd6?! 30.Ba3=+)) 25...Qf6 (25...f6 26.Nc6 bc6 27.Qh5-/+) 26.Nh5 (26.Nfd3 Bd6=+) 26...Qe6 (26...Qe7 27.Ng3 Be4 28.f4-/+) 27.Nf4=+ Qe7 28.Qh5 Qf6 (28...Be4 29.f3 Bc2 30.Rc1-/+) 29.Rc1 (29.Ra8 Ra8 (29...Ne5?! 30.de5 Qg5 31.Qg5 hg5 32.Rd8 Bd8 33.Nd5=) 30.Nd5 Qd8 31.Qf7 Kh8 32.Nc6 Bh2 (32...bc6?! 33.Nc7 Bg6 34.Qg6 Qc7 35.d5=+) 33.Kh2 bc6-+) 29...Bh7 (29...Be5!? 30.de5 Qg5-/+) 30.Rc5 Be5 31.de5 Qe7 (31...Qg5!? 32.Qg5 hg5=+) 32.Rd5= Rd5 33.Nd5 Qc5 (better 33...Qe6!? 34.Qd1 Ne5=) 34.e6+– Qc2?? (better 34...Qf8 35.Qg4 Bg6+–) 35.ef7 (35.Qf7 Kh8 36.Qg7) 35...Kf8= 36.Bg7 Kg7 37.Qg4?? (better 37.f8Q Kf8 38.Qh6 Kf7 39.Qf6 Kg8 40.Qe6 Kg7 41.Qf6 Kg8 42.Qe6 Kh8 43.Qf6 Kg8=) 37...Qg6 (37...Bg6 38.h3-+) 38.Qd1 (better 38.f8Q!? Kf8 39.Qc8 Qe8 40.Qh3-+) 38...Qb1 (38...Kf7?! 39.Nb4 Nb4 40.Qb3 Ke8 41.Qb4-+; 38...Qf7?! 39.Nb4 Nb4 40.Qg4 Qg6 41.Qb4 Qb1 42.Qb1 Bb1 43.Kf1-+) 39.Qb1 Bb1 40.f4 Kf7 41.Kf2 (41.Nb6-+) 41...Be4 42.Nb6 b3 (better 42...Na5 43.Na4-+) 43.Nc4 Ke6 44.g4 (44.Nb2 b5 45.Ke2 Bg2-+) 44...Nb4 (44...b5 45.f5 Ke7 46.Nb2-+) 45.f5 Kf6 (45...Kd5 46.Nb6 Kc6 47.Nc4 Nd3 48.Kg3-+) 46.Nd2 (46.h4 b5 47.Nd2 Bc2-+) 46...Bc2 47.Ke2 (47.Kg3 b2 48.h4 h5 49.gh5 b1Q 50.Nb1 Bb1-+) 47…b2 0–1. Niephaus,Friedel – Kierzek,Mira, Kassel, 1990.

7.Ne2 dc4 8.ba6 Ra6 9.Nf4 -/+.

7.Ne2 c6 8.Nbc3 b6 9.Nf4 (9.cd5 cd5 10.ba6 Na6=+) 9...Bb7 (9...e5 10.Nh5-/+) 10.Qc1 (10.cd5 Nd5 11.Ncd5 ed5=) 10...Ne4 (10...dc4 11.Bc4 e5 12.ba6 Ba6 13.Ba6 Na6 14.Nh3-/+) 11.Nd1 (better is 11.bc6 Bc6 12.cd5 ed5 13.d3=+) 11...Nc3?? (better is 11...dc4 12.Bc4 Nd6-/+) 12.ba6+– (12.dc3?! dc4 13.Bc4 cb5 14.ab5 e5 15.ba6 Na6+–) 12...Nb5?? (12...Ba6 13.Qc3 Bf6+–) 13.Nd5! Nd4 (13...ed5 14.ab7) 14.Nf6! +–. Melich,J – Rajnak,D, Praha ch–CZE, 1992.

7.Ne2 c6 8.Nbc3 dc4 9.ba6 Na6 10.Ng3 -/+.

7.Ne2 c6 8.Nf4 dc4 9.Bc4 ab5 10.ab5 Ra1 11.Ba1 Bd7 =+.

7.Qf3 ab5 8.ab5 Ra1 9.Ba1 Nbd7 =+.

7.Nf3 ab5 8.ab5 Ra1 9.Ba1 Qd6 10.d4 b6 11.cd5 ed5 12.Bd3 c5 13.dc5 bc5 14.0-0 Bb7 15.Qa4 (15.Qc2 Nbd7=) 15...Nbd7 (15...d4 16.Rd1=) 16.Nbd2= Qe6 17.Rd1 Ra8 18.Qc2 Qg4 19.h3 Qa4 20.Qb1 Qa2 Black prepares the advance c4 21.Qc1 c4 22.Bc2 Qa5 23.Nd4 Bb4 24.Nf1 Re8 25.Ng3 g6 26.Qb1 Rc8 Black plans c3 27.Nge2 Kf8 28.h4 c3 29.Nf4 Ne5 30.Qb3 Ned7 31.h5 Rc4 32.Qb1 Ne5 33.Bb3 Rc5 Exerts pressure on the isolated pawn 34.Rc1 Ne4 (34...gh5? 35.Nfe6 fe6 36.Ne6 Ke7 37.Nc5 Bc5 38.Bc3 Qb5 39.Be5+–) 35.Rc2 Nd2 36.Rd2 cd2 37.Nde6 fe6 38.Ne6 Ke7 39.Nc5 Bc5 40.Be5 Qb5 41.Bc3 Qc6 ½–½. Wantoch_Rekowski,Jacek (2305) – Grochowski,Mariusz (2230), Roman Kaminski Memorial Poland, 2006.

7.Nf3 c6 8.Nc3 b6 9.Be2 Bb7 10.0-0 Ne4 11.cd5 Nc3 12.Bc3 Qd5 13.Ne5 Ra7 14.Bf3 Qd6 15.bc6 Nc6 16.Nc4 Qc7 17.Qb3 Na5 18.Qb6 Qc4 19.Qa5 Bf3 20.gf3 Rd7 21.Qh5 Rd5 22.Qh3 Rc8 23.Kh1 Rcc5 24.Qg4 Qg4 25.fg4 h5 26.Rg1 g6 27.h3 Rc4 28.f3 Bb4 29.Bb4 Rb4 30.Ra2 Ra5 31.Rga1 hg4 32.hg4 Rc5 33.Kg2 Kg7 34.Kf2 Kf6 35.Ke2 Rb3 36.Ra3 Rb2 37.R1a2 Rb1 38.Ra1 Rb2 39.R3a2 Rb3 40.Ra3 Rb2 41.a5 Rcc2 42.Rd3 Ra2 43.Rb1 Rc7 44.Rb6 Ra5 45.Rdd6 Ra7 46.f4 Ra4 47.g5 Ke7 48.d4 a5 49.Kf3 Rb4 50.Ke4 Rb6 51.Rb6 a4 52.Rb2 a3 53.Ra2 Kd6 54.Kd3 Kd5 55.Kc3 Ke4 56.Kd2 Ra8 57.Ke2 Ra4 58.Kd2 Kd5 59.Kc3 Kc6 60.Kb3 Kb5 61.Kc3 Rc4 62.Kb3 Rb4 63.Kc3 Ka4 64.e4 Rb3 65.Kc4 Re3 66.Rh2 Re1 67.Rh8 Rc1 68.Kd3 a2 69.Ra8 Kb3 70.Rb8 Ka3 71.Ra8 Kb2 72.Rb8 Ka1 73.d5 ed5 74.ed5 Rb1 75.Rh8 Kb2 76.Rh2 Kb3 77.Ra2 Ka2 78.Kd4 Kb3 79.Kc5 Kc3 80.d6 Rd1 0–1. Melich – Rajnak, Praha 1992.

7.Nf3 c6 8.Nc3 Bd7 9.Ne5 Be8 10.Qb3 Nbd7 11.d4 Qc7 12.f4 Ne5 13.fe5 Ng4 14.b6 Qd8 15.Kd2 c5 16.cd5 cd4 17.ed4 ed5 18.Nd5 Bg5 19.Ke1 Bc6 20.Bc4 Rb8 21.Ba3 Re8 22.Rf1 Ne5 23.de5 Re5 24.Kf2 Bd5 25.Bd5 Be3 26.Qe3 Re3 27.Bf7 Kf7 28.Ke3 Kg8 29.Rf8 Qf8 30.Bf8 Kf8 31.a5 Rc8 32.Kd4 Ke7 33.Re1 Kd6 34.Re5 Rc4 35.Kc4 Ke5 36.Kc5 h5 37.h4 g6 38.g3 Ke6 39.Kd4 Kd6 40.Ke4 Kc5 41.Ke5 Kb5 42.Kd6 Ka5 43.Kc7 Kb5 44.Kb7 a5 45.Kc7 a4 46.b7 a3 47.b8Q Ka4 48.Qb1 1–0. Roell – Fitz, 1990.

7.h3 c5 8.Qb3 Nbd7 9.Nf3 dc4 10.Bc4 Nb6 11.Be2 Qd5 12.Qc2 ab5 13.ab5 Ra1 14.Ba1 Bd7 (14...c4 15.Nc3 Qh5 16.Na4 Qb5 17.Nb6 Qb6 18.0-0=) 15.Na3 (15.Be5 Qe4 16.Bd3 Qb4 17.Bf6 Bf6 18.Bh7 Kh8=) 15...Rc8 Black intends c4 (15...Ra8 16.Bb2=+) 16.0-0 (16.Nc4!? Nc4 17.Bc4=) 16...c4-/+ Attacking the isolated pawn on b5 17.Nd4?? (better 17.Bf6 Bf6 18.Rc1=+) 17...Ba3 (17...e5 18.e4 Qc5 19.Nf3 Qa3 20.Be5-+) 18.Bf3 Qc5 19.Bb7 Rb8 20.Bf3 Nfd5 (20...Bb5 21.Nb5 Qb5 22.Rb1-+) 21.Ne2 (21.Be4 f5 22.Bf3 Qd6-+ (22...Bb5?! 23.Ne6 Qd6 24.Ng7=+)) 21...Bb5 22.Bd4 Qd6 23.Re1 (23.Ra1 Bb4-+) 23...Bc5 (23...Nb4 24.Qe4 f5 25.Qe5 Qe5 26.Be5-+) 24.Qb2 (24.Bc5 Qc5 25.d4 Qd6-+) 24...Bd4 25.Qd4 Qb4 (25...e5!? 26.Qh4-+) 26.Ng3 (26.Nc3 Nc3 27.dc3 Qe7-+) 26...Bc6 (26...Qe7 27.Bd5 Nd5 28.Rb1-+) 27.Nh5 Qf8 28.Bd5 Nd5 (28...Bd5 29.e4 Bc6 30.Rb1-+) 29.Qc4 Rc8 30.Qa6 (30.d4 Qd6-+) 30...g6 (30...e5 31.d4-+) 31.Ng3 Nb4 32.Qb6 (32.Qe2-+) 32...Nd5 (32...Rb8!? 33.Qc7-+) 33.Qd4?? (33.Qa6 e5 34.d4 ed4 35.ed4-+) 33...Qd6 34.Ne4 (34.e4 Qb4 35.Qb4 Nb4-+) 34...Qd7 (better 34...Qe7 35.Qe5-+) 35.Nf6? (better 35.Qe5-+) 35...Nf6 36.Qf6 Rd8 (better 36...Qd2 37.Ra1-+) 37.d4 Bd5 38.Qf4 Qd6 39.Qg5 Kg7 40.h4 (40.Rc1 Rb8-+) 40...h6 41.Qg3 (41.Qe5 Qe5 42.de5 f5-+) 41...Bc6 (41...Qg3!? 42.fg3 Rc8 43.e4-+) 42.Qd6 Rd6 43.Rd1 e5! 44.Rc1 (44.de5 Rd5 Double attack (44...Rd1 Pinning; 44...Rd1 Deflection; 44...Rd5 Decoy)) 44...ed4 45.ed4 Bd5 46.Rc7? (46.f3 f5-+) 46...Kf6 (46...Be6 47.Kf1-+) 47.Rc8 (47.Rc2 Re6-+) 47...g5 (47...Be6 48.Rc5-+) 48.Rg8 (48.Rc3 gh4 49.Kh2 Be6-+) 48...gh4 49.Rg4 1-0. TWW_LONDON (1830) - AbelardoMendes (1805), lichess.org, 2021.

10.Ba1 Nbd7 11.0-0 Nb6 12.Be2 Bd7 13.d4 Qa8 14.Nc3 Qa5 Exerts pressure on the isolated pawn 15.Qb1 Nfd5 16.Ne4 Ra8 17.Nc5 Bc5 18.dc5 Nc3?? Now all is on b5 (better 18...Na4 19.Ng5 g6=) 19.Bc3+- Qc3 20.cb6 cb6 21.Nd4 1-0. BeepBeepImAJeep (2690) - gefuehlter_FM (2605), lichess.org, 2020.

11.0-0 cb5 12.Bb5 Qa5 13.Nc3 b6 14.d3 (14.Qe2 Bb7 15.Rb1 Rd8 16.e4 Nc6 17.Bb2 e5 18.Ra1 Qb4 19.Ra2=; 14.Bb2 Qb4 15.Qc2 Bb7 16.Nd4 Bc5 17.Na2 Qa5 18.Bc4 Bd4 19.Bd4=; 14.Qb3 Bb7 15.Ne5 Rc8 16.Nc4 Qa7 17.Na4 Nfd7 18.d3 Bd5 19.Bd4+=) 14...Bb7 15.Ne5 Rc8 16.Nc4 Qb4 17.Qa4 Rc7 18.Qb4 Bb4 19.Rb1 +/–.

11.0-0 cb5 12.Bb5 Qa5 13.Nc3 Bd7 14.Qa4 (14.Qb3 Rd8 15.Rb1 Na6 16.Be2 Bc6 17.Nd4 Nc5 18.Nc6 Nb3 19.Na5=; 14.Qb1 Rd8 15.Bd7 Rd7 16.Rc1 Nc6 17.Nb5 Nd5 18.Nbd4 Rc7 19.Nc6=; 14.Qe2 Rc8 15.Bd7 Nbd7 16.Bb2 Qb4 17.Rb1 e5 18.e4 Qc4 19.Qc4=; 14.Be2 b5 15.Qb3 b4 16.Na2 Ba4 17.Qb2 Nc6 18.Nc1 Qd5 19.d3+=) 14...Qa4 15.Ba4 (15.Na4?? Bb5 16.Bf6 Bf6-+ (worse is 16...gf6 17.Ra1-+; 16...Ba4?! 17.Be7 Rc8 18.Rb1=)) 15...Ba4 16.Na4 b5 (16...Nd5 17.Rb1 Nc6 18.Nb6 Nb6 19.Rb6=) 17.Nc3 (17.Bf6 gf6 (17...ba4? 18.Be7 Rc8 19.Ra1+–) 18.Nb2 Rc8= 19.Rb1=) 17...b4+= 18.Nb5 (18.Ne2 Nbd7 19.Ned4-/+) 18...Rc8 (18...Nbd7 19.d3-/+) 19.Rb1 Ne4 20.Nbd4 Nc5 21.Rb4 Nb3 22.Rb8 Rb8 23.g3?? (better is 23.Nc6 Rb7 24.Ne7 Re7 25.Bc3-/+) 23...Na1-+ 24.Nc6 Rb1 25.Kg2 Bf6 26.d4 Nc2 27.e4 (27.g4 Ne1 28.Ne1 Re1-+) 27...Ne1 (27...Rb6!? 28.Nce5-+) 28.Ne1 Re1 29.e5 Rc1 30.Na5 Bd8 31.Nb3 Rc3 32.Nd2 Rd3 33.Nf3 Bb6 34.h4 Bd4 35.Nd4 Rd4 36.f4 (36.h5 f6 37.Kf3 fe5-+) 36...Rd3 (36...h5 37.Kf2-+) 37.Kh3 h5 38.Kg2 Kh7 0–1. Kamaletdinov,Farit (1970) – Shevchenko,Ivan (2095), Astrakhan Championship Men, 2011.

11.0-0 cb5 12.Bb5 Qa5 13.Nc3 Bd7 14.Qb3 Qa3 15.Qa3 Ba3 16.Rb1 Nc6 17.d4 Ra8 =.

11.0-0 cb5 12.Bb5 Qa5 13.Nc3 Rd8 14.Qb1 (14.d4 Bd7 15.Bd3 Nc6 16.Qb3 Nb4 17.Be2 Qf5 18.Rc1 Bc6 19.Ne5=; 14.d3 Bd7 15.Qb1 Nc6 16.Ne2 Nd5 17.Bc4 Nb6 18.Bc3 Qc5 19.Bb3=; 14.Ne5 Nbd7 15.Nc4 Qc7 16.Qf3 b6 17.d4 Bb7 18.Qh3 Bc6 19.Nd2+=) 14...Nc6 15.d4 Qb4 16.Qc2 Qd6 17.Rc1 Nb4 18.Qb3 Bd7 19.Bc4 =.

11.0-0 cb5 12.Bb5 Qa5 13.Bf6 gf6 14.Be2 (14.Nc3 Rd8 15.Qc2 Bb4 16.Rb1 Na6 17.Qb3 Bc3 18.dc3 e5 19.Bc4+=; 14.Qb3 Qb4 15.Qb4 Bb4 16.Rc1 Rd8 17.d4 Kg7 18.Kf1 Bd7 19.Bd7+=; 14.Qe2 e5 15.d4 Bg4 16.Nbd2 Rd8 17.Rd1 Nc6 18.Rb1 Qc7 19.h3+=) 14...Rd8 15.d4 Qc7 16.Qb3 e5 17.Bc4 Bf8 18.Nc3 Nc6 19.Nd5 +=.

11.0-0 cb5 12.Bb5 Qa5 13.Bf6 Bf6 14.Qa4 Qa4 15.Ba4 e5 16.d4 ed4 17.Nd4 Rd8 18.Rc1 Na6 19.Nd2 =.

11.0-0 cb5 12.Bb5 Qa5 13.Bf6 Bf6 14.Qb3 e5 15.d4 ed4 16.Nd4 Qb6 17.Nc3 Nc6 18.Nde2 Be6 19.Nd5 =.

11.0-0 cb5 12.Bb5 Qa5 13.Bf6 Bf6 14.Bd3 Nd7 15.Qc2 Qh5 16.Be4 e5 17.Rc1 b6 18.Qc7 Nc5 19.Nc3 =.

11.0-0 cb5 12.Bb5 Qa5 13.Bf6 Bf6 14.Qe2 e5 15.Nc3 Rd8 16.Rb1 Qc7 17.Bc4 Nc6 18.Nd5 Qd6 19.d3 =.

11.0-0 cb5 12.Bb5 Qd5 13.Nc3 Qd6 14.e4 Qf4 15.e5 Nfd7 16.Ne2 Qg4 17.Qc2 b6 =.

11.0-0 cb5 12.Bb5 Bd7 13.Be2 Bc6 14.Bf6 Bf6 15.d4 Qd6 16.Qd3 Na6 17.Nc3 Be7 =.

8.ba6 ba6 9.Nc3 Rb8 =+.

8.ba6 Ra6 9.cd5 Rb6 10.Bd4 +=.

8.ba6 Ra6 9.cd5 Rd6 10.de6 Re6 11.Qc2 +=.

8.Qc2 ab5 9.ab5 Ra1 10.Ba1 =.

8.Qc2 c5 9.bc6 bc6 10.Be2 Rb8 =.

8.Qc2 c5 9.Be2 ab5 10.ab5= Ra1 11.Ba1 Qc7 (11...Bd6 12.0-0=) 12.0-0 b6 (12...Bd6 13.d3=) 13.cd5 (13.d3 Bb7=) 13...ed5 14.Nd4 (14.d3 Re8=) 14...Bd6=+ 15.Nf5 (15.Nf3!?=+) 15...Bh2-/+ 16.Kh1 Bd6 17.g4 (17.d4!?-/+) 17...Bb7-+ 18.f3 Ra8 19.Bb2 Ne8 20.Kg2 Ne5 21.Rh1 Ng6 22.Nc3 Qd7 23.Nd1 d4 24.Nf2 Rc8 25.Ne4 Be5-+ 26.Bc4 h6 27.Kf2 de3 28.de3 Bb2 29.Qb2 Be4 30.fe4 Rd8 31.Bd5 Kf8 32.Kf3 Qc7 33.Qc3 Qe5 34.Qe5 Ne5 35.Kf4 Nd3 36.Kf3 Nd6 37.Nd6 Rd6 38.Ra1 0–1. Buczinski,Henryk – Wrobel,Jozef, Katowice, 1966.

8.Qc2 c5 9.Be2 dc4 10.Bc4 ab5 11.Bb5 =.

8.cd5 Nd5 9.Be2 ab5 10.ab5 Ra1 11.Ba1 c5 12.0-0 b6 13.d4 Bb7 14.Nbd2 cd4 15.Bd4 Bf6 16.Nc4 Bd4 17.Nd4 (worse is 17.ed4 Nc3 18.Qd2 Nb5+=) 17...Nc3 18.Qd2 Ne2 19.Qe2 Qc7 20.f4 Bd5 21.Rc1 (21.Nd2 Qc3=) 21...Rc8+= 22.Qd2 Qd8 23.Qd3 f6 24.Rc2 Nc5 25.Qf1 Ra8 26.h3 Be4 27.Nc6 Qc7 28.Rd2 h6 29.Kh2 Ra4 30.Qe2 Bc6 31.bc6 Qc6 32.Rd8 Kh7 33.Rd6 Qc7 34.Qc2 Exerts pressure on the isolated pawn 34...f5 35.Re6 Qf7 36.Nb6 Qe6 37.Na4 Na4 38.Qa4 Qe3 39.Qc4 h5 40.h4 Qe1 41.g3 Qe4 42.Qa2 Qe3 43.Qd5 Qe2 ½–½. Hoebel,Hartmut (2140) – Schlotthauber,Werner (2100), GER–ch36 V7 email, 2004.

8.Be2 dc4 9.0-0 =+.

8.Be2 Nc5 9.0-0 ab5 10.ab5 (10.cb5 Ra5=) 10...Ra1 11.Ba1 b6 (11...dc4 12.Bc4 Ncd7 13.Qc2=) 12.Qc2 (12.Bf6 Bf6 13.d4 Ne4+=) 12...Bb7 (12...dc4 13.Bc4 Bb7 14.Bf6 Bf6 15.d4 Bf3 16.gf3+=) 13.d4 (13.Bf6!? Bf6 14.d4+=) 13...Nce4= 14.Nbd2 Qd6 (14...dc4 15.Nc4 Nd6 16.Nce5+=) 15.Rc1 (15.Ne4 Ne4 16.Bd3 Ra8+=) 15...h5 (15...Ra8 16.Ne4 Ne4 17.Bd3=) 16.Ne4 de4 17.Ne5 Ng4 (17...Ra8!?+=) 18.Ng4 hg4 19.Bg4 (19.c5 Qd5+/–) 19...f5 (19...Ra8!?+/–) 20.c5+– bc5 (20...Qd5 21.Be2 f4 22.ef4 Rf4 23.cb6 cb6 24.Qc7+–) 21.dc5 Qd3 22.Be2 Qc2 23.Rc2 c6 24.Bd4 Ra8 25.Bc4 Kf7 26.g3 Ra5 27.Rb2 g5 28.bc6+– Ba6?? 29.Ba6 Ra6 30.c7 Rc6 31.Rb7 Ke8 32.Rb6 Rc7 33.Re6 Kf7 34.Re5 Kg6 35.h3 Rb7 36.g4 f4 37.Re4 fe3 38.Re3 Bd8 39.Re8 Rd7 40.Be3 Kf7 41.Re4 Rd5 42.Rd4 Rd4 43.Bd4 Ke6 44.Kg2 Kd5 45.Be3 Be7 46.Kf3 Ke5 47.c6 Kd6 48.Ke4 (48...Kc6 49.Kf5+–; better is 48.Bc5! Kc6 49.Be7 Kd7+–) 1–0. Eick – Graefendorf, corr DDR, 1984.

8.Be2 Nc5 9.0-0 dc4 10.Bc4 Bd7 11.Qc2 =.

8.Ba1 0-0 9.Nf3 dc4 10.Bc4 c5 11.0-0 b6 12.d4 Bb7 13.Nbd2 Nbd7 14.Be2 Qc7 15.Bb2 Ra8 16.h3 (16.Qc2 Bd6=) 16...Ne4 (16...cd4 17.Nd4 e5 18.Nc6 Bc6 19.bc6=) 17.Ne4 Be4 18.Nd2 Bd5 19.Bf3 Nf6 20.dc5 Bc5 (better 20...Qc5!? 21.e4 Bb7=) 21.Bf6+/- gf6 22.Bd5 ed5 23.Nb3 Qd6 24.Qg4 Kh8 25.Rd1 Ra3 (25...Qe5!?+/-) 26.Nd4+- Bd4 27.Qd4 (27.ed4?! Qe6 28.Qe6 fe6+/-) 27...Rb3 28.Qd5 Qd5 29.Rd5 Kg7 30.g4 Kf8 31.Kg2 Ke7 32.Rh5 Ke6 33.Kf3 Rb4 34.h4 Rb2 35.Rf5 Rb4 36.h5 (36.e4 Ke7+-) 36...h6 37.Kg3 (37.e4 Ra4+-) 37...Rb2 (37...Re4+-) 38.f3 Rb3 39.e4 Rb4 40.Kf4 Rb3 41.Rd5 Rb4? (41...Ke7 42.Kg3+/-) 42.Ke3 (42.Rd8!? Ke7 43.Rh8 Rb5 44.Rh6 Rb1+-) 42...Rb3 43.Ke2 (43.Kf2 Rb2 44.Kg3 Ke7+-) 43...Rb2 44.Kf1 Rb3 45.Kf2 Rb2 46.Kg3 Rb3 47.Rf5 (better 47.Rd8!?+-) 47...Rb2 (47...Rb4 48.Kf2 Rb2 49.Ke3 Rb1+-) 48.Kh3 (48.f4+/-) 48...Rb3? (48...Rf2!?+=) 49.Kg2+/- Rb2 50.Kf1 Rb3 (50...Rd2 51.Ke1 Rb2 52.Kd1+/-) 51.Ke2 Rb2 52.Kd3 Rb3 53.Kc4 Rb1 54.Rd5 (54.Kc3 Rd1+-) 54...Rf1 55.Rd3 Rc1 56.Kd4 Rb1 57.Kc4 Rc1 58.Rc3 Rd1 59.Kb3 (59.Ra3 Rc1 60.Kb4 Rb1 61.Rb3 Rf1+/-) 59...Rb1 60.Ka4 Ra1 61.Kb4 Rb1 62.Rb3 Rc1 63.Ka3 (63.Ra3 Ke5+-) 63...Ra1 (63...Rc5!?+/-) 64.Kb2+- Rd1 65.Rc3 Rf1 66.Rc6 (66.Rd3 Ke5 67.Rd5 Ke6+-) 66...Ke5 67.Rb6 Rf3 (67...Rf2 68.Kc1 Rf3 69.Rb7+-) 68.Rc6 Ke4?? (better 68...Rf4 69.b6 Re4+-) 69.b6 Rf2 (69...Kd5 70.b7 Kc6+-) 70.Rc2 Rf1 (70...Rc2 71.Kc2 Kf4 72.b7+-) 71.b7 Kf4 72.b8Q Kg4 73.Qb4 (73.Qg8 Kf5 74.Rc5 Ke4 75.Qg4 Rf4 76.Qe2 Kd4 77.Rc4 Kd5 78.Qd3 Ke6 79.Rc6 Ke5 80.Rc5 Ke6 81.Qd5 Ke7 82.Rc7 Ke8 83.Qa8) 73...Kg5 74.Qb5 f5 75.Qf1 f6 (75...f4 76.Rc5 f5 77.Qg2 Kf6 78.Qg6 Ke7 79.Rc7 Kd8 80.Qd6 Ke8 81.Qe7) 76.Qg2 (76.Rg2 Kh5 77.Qh1) 76...Kf4 77.Rc4 (77.Qe2 Kg3 78.Qe3 Kg4 79.Rg2 Kh4 80.Qf4 Kh5 81.Qh2) 77...Ke5 78.Qe2 (78.Qc6 f4 79.Qe4 Kd6 80.Rc6 Kd7 81.Qe6 Kd8 82.Rc8) 78...Kd6 79.Qd3 Ke5 (79...Ke6 80.Rc5 Ke7 81.Rc7 Ke6 82.Rd7 f4 83.Qd5) 80.Qd4 (80.Rd4 Ke6 81.Rd7 f4 82.Qd5) 80...Ke6 81.Rc6 Kf7 (81...Ke7 82.Qd6 Ke8 83.Rc8 Kf7 84.Qd7) 82.Qd7 Kf8 83.Rc8 1-0. BeepBeepImAJeep (2680) - kacper05 (2525), lichess.org, 2020.

8.Ba1 0-0 9.Nf3 dc4 10.Bc4 Nbd7 11.Nc3 Nc5 (11...Nb6 12.Be2=) 12.0-0 b6 (12...Ncd7 13.d4=) 13.d4+= Nce4 14.Ne4 Ne4 15.Qd3 (15.Qc2 Bb7+=) 15...Bb7 16.Ne5 Bf6 (better 16...Nd6!?=) 17.Nc6+/- Bc6 18.bc6 Nd6 19.e4 (19.Bb3 Nf5+/-) 19...b5 (19...Nc4 20.Qc4 Qe7 21.Rb1+=) 20.Bb5 (better 20.Bb3!? Be7 21.e5+/-) 20...Nb5+= 21.Qb5 Bd4 22.Bd4 Qd4 23.Re1 (23.e5 Qc3=) 23...Rd8 24.g3 Qd2 25.Qb1 Qd6 26.Qb5 h6 27.f3 (27.e5 Qd2 28.Rb1 Qc2=+) 27...Qd4 (27...Qa3 28.Rf1=+) 28.Kg2 e5 (28...Ra8 29.Re2=+) 29.Kh3 (29.Re2 Qd6=) 29...Qd6 (better 29...Qc3 30.Rf1 Rd2=+) 30.Rb1 (better 30.Kg2=) 30...Qe6-/+ 31.Kg2?? (better 31.g4-/+) 31...Rd2 32.Kf1 Qh3 33.Ke1 Qh2 34.Qb8 Kh7 35.Qc7 (35.Qh8 Kg6 36.Qg7 Kg7 37.Rb8 Qe2) 35…Qe2 0-1. AleksandrNekhoroshik (1640) - Baran0708, lichess.org, 2021.

8.Ba1 dc4 9.Bc4 c6 10.Qa4 0-0 11.Nf3 Bd7 12.bc6 (12.Bf6!? Bf6 13.d4=) 12...Bc6 13.Qb3 Nd5 (better 13...Nbd7=+) 14.d4?? (14.0-0 Nb6=) 14...Bf6?? (better 14...Qa5 15.Bc3 Nc3 16.Nc3 Bb4-+) 15.Nbd2 Nb6 16.Bd3 Bd5 17.Qc3 Nc6? (17...Qe7 18.0-0=) 18.Bc2?? (better 18.e4+-) 18...Qa8 19.0-0 Qa5 (19...Rc8 20.Qd3 g6 21.Bc3+=) 20.Qd3+= g6 21.Bc3 Qa6 22.e4 Bc4 (22...Qd3 23.Bd3 Ba2 24.Rc1+=) 23.Nc4+/- Qc4 24.e5 (24.Rb1!? Qd3 25.Bd3+/-) 24...Qd3+= 25.Bd3 Bg7 26.Rb1 Nd5 27.Bd2 b6 28.Be4 Na5 (better 28...Nce7!?+=) 29.Bd5+- ed5 30.Rb6 Nc4 31.Rb5 Nd2 32.Nd2 Rd8 33.f4 f5 (33...f6 34.Nf3+-) 34.h3 (34.Nf1 Bh6 35.g3 Kf7+-) 34...h6 (34...Bh6 35.g3 g5 36.Rb6+-) 35.g4 (better 35.Nf1!? Kf7+-) 35...fg4 36.hg4 Kf7? (better 36...Rf8+-) 37.Kg2 g5 (37...h5+-) 38.f5 Bf8 39.Rb6 (39.Kf3 Ba3+-) 39...Bg7 (39...Ra8 40.Rb7 Ke8 41.Nf3+-) 40.Nb3 Ke8 (40...Bf8 41.Rb7 Kg8 42.f6+-) 41.Nc5 Kf7 (41...Rc8+-) 42.Rb7 Kg8 43.Ne6 (43.Rg7 Kg7 44.Ne6 Kf7 45.Nd8 Ke8+-) 43...Ra8 (43...Be5 44.de5 Re8 45.Rg7 Kh8 46.Rd7+-) 44.Rg7 Kh8 45.f6 Ra2 46.Kf3 Ra3 47.Ke2 Ra2 48.Kd1 Ra1 49.Kc2 Ra2 50.Kb3 Ra8 51.f7 Rb8 52.Ka4 (better 52.Ka3!? Ra8 53.Kb4 Rf8+-) 52...Ra8 53.Kb5 Rb8 54.Kc6 Rc8 (54...Ra8 55.Rg6 Rc8 56.Kd7 Kh7 57.Rg7 Kh8 58.Kc8 h5 59.f8Q) 55.Kd5 (55.Kd5 Rb8 56.Ke4 Ra8 57.Kf5 Rf8 58.Kg6 Rf7 59.Rf7 h5 60.Rf8; 55.Kd6 h5 56.Rg6 Kh7 57.gh5 Rb8 58.Ng5 Kh8 59.Rh6 Kg7 60.Rh7 Kf8 61.Ne6) 1-0. b4_Bb2 (1720) - Monticchiello (1690), lichess.org, 2020.

8.Ba1 dc4 9.Nf3 0-0 10.Bc4 Nbd7 11.0-0 Nb6 12.Be2 c6 13.d4 (13.bc6!? bc6 14.Qc2+=) 13...cb5= 14.Bb5 Bd7 15.Nc3 Bb5 16.Nb5 Nbd5 17.Qb3 Qb6 18.Bb2?? (18.Rb1 Ra8=) 18...Rc8?? (better 18...Nc7-+) 19.Qa4 (19.Rb1 Ne4 20.Ba3 Ba3 21.Qa3 Qc6=) 19...Qc6=+ 20.Ne5 Qb6 21.h3 Bd6?? (better 21...Nc7 22.Ba3 Nb5 23.Be7 Nc3=) 22.Nc4+- (22.Nd6?! Qd6 23.Rc1 Rc1 24.Bc1 Qb8=) 22...Rc4 23.Qc4 h6 (23...Bf8+-) 24.Nd6 Qb2 (24...Qd6 25.Qc8 Kh7 26.Qb7 Qb6 27.Qb6 Nb6+-) 25.Qc8 Kh7 26.Qb7 (better 26.Nf7 Kg6 27.Qe6 Nc3+-) 26...Qb7 27.Nb7 Nd7 28.Nd8 N7b6 (28...Kg6 29.Ra1+-) 29.Nf7 Kg6 (29...Nd7 30.Rc1 Kg6 31.Nd8+-) 30.Nd8 (30.Ne5 Kf6+-) 30...Kf6 31.Nc6 Kf7 (31...Nc3 32.Ne5+-) 32.Ne5 Kf6 33.Nd3 (33.Rb1 Nc8+-) 33...Ke7 34.Nc5 Kd6 35.e4 (better 35.Ne4 Ke7+-) 35...Nf6 (35...Nc3 36.Re1+-) 36.f3 (better 36.e5 Kd5 37.ef6 gf6+-) 36...e5 37.Rd1 ed4 38.Nb3 Ke6 (38...d3 39.Rd3 Ke7 40.f4+-) 39.Nd4 Ke7 40.Nf5 Kf7 41.Rd6 Nbd7 42.h4 g6 (42...h5 43.Rd4+-) 43.Nh6 Kg7 (43...Ke7 44.Rd4 Nc5+-) 44.Ng4 Ng4 (44...Kf7 45.Nf6 Nf6 46.Rf6 Kf6 47.Kh2+-) 45.fg4 (45.Rd7 Kg8 46.fg4 Kf8 47.h5 Ke8 48.Rg7 Kf8 49.h6 g5 50.e5 Ke8 51.h7 Kf8 52.h8Q) 45...Nf6 (45...Ne5 46.Kf2 Ng4 47.Kf3 Ne5 48.Kf4 Nc4+-) 46.Rf6! Kf6 (46...Kf6 47.g5 Combination) 47.Kf2 Ke5 48.Kf3 Kf6 49.h5 Kg7 50.Kf4 gh5 51.gh5 Kh7 52.g4 Kh6 53.Kf5 Kh7 54.Kf6 Kh6 (54...Kg8 55.Ke7 Kg7 56.e5 Kg8 57.g5 Kg7 58.e6 Kg8 59.Kd7 Kg7 60.e7 Kf7 61.e8Q Kg7 62.h6 Kh7 63.Qf7 Kh8 64.Qg7) 55.Kf7 (55.e5 Kh7 56.e6 Kg8 57.e7 Kh7 58.e8Q Kh6 59.Qg6) 55...Kh7 56.g5 Kh8 57.e5 Kh7 58.e6 Kh8 59.e7 (59.Kg6 Kg8 60.e7 Kh8 61.e8Q) 59...Kh7 60.h6 Kh8 61.e8Q Kh7 62.Qe4 (62.Qg8) 62...Kh8 63.Qe8 Kh7 64.Qg8 1-0. BeepBeepImAJeep (2575) - udankhatola (1925), lichess.org, 2016.

7.Bc4 ab5 8.ab5 Ra1 9.Ba1 0-0 10.Nf3 c5 11.0-0 Nbd7 12.d4 cd4 13.Nd4 Nb6 14.Be2 e5 15.Nf3 e4 16.Nd4 Bd7 17.Nd2 Nbd5? (better 17...Bd6!?=) 18.Qb1+/- Bc5 (18...Qc7 19.Ne4 Rd8 20.Rc1+-) 19.Ne4+- Bd4 (19...Qb6 20.Nb3 Be7 21.Bd4+-) 20.Bd4 (20.ed4?! Bf5 21.Nf6 Qf6+/-) 20...Bf5 21.Nf6 Qf6 22.Bf6 Bb1 23.Bd4 Bg6 (23...Be4 24.f3 Bf5 25.Ra1+-) 24.Bf3 Rd8 25.Rc1 (better 25.Ra1 h6+-) 25...Ne7? (better 25...f6+-) 26.Rc7 (26.Bb7 Nf5+-) 26...Nf5 27.Bb7 Nd4 28.ed4 Bf5 29.d5 Be4 (29...Kf8 30.f3+-) 30.f3 Bd3 31.Bc6 Kf8 (31...g5 32.b6 Ba6 33.Ra7+-) 32.b6 Ba6 (32...Rb8 33.d6 Ba6 34.Ra7+-) 33.b7 (33.Ra7!? Bc8+-) 33...Bb7 (33...h5 34.Kf2+-) 34.Rb7 1-0. BeepBeepImAJeep (2515) - Algorithym123 (2120), lichess.org, 2018.

7.Bc4 Bd7 8.Nf3 ab5 9.ab5 Ra1 10.Ba1 0-0 11.0-0 c6 12.bc6 Bc6 13.d4 b5 14.Bb3 (14.Bd3 b4=) 14...Nbd7 15.Nbd2 Qc7 16.Bc3?? (16.Qe2 Bb4=+) 16...Rb8 (better is 16...Bf3 17.Nf3 Qc3-+) 17.Ne5 (17.Bb2 Bb4=+) 17...Ne5 (17...Bg2!? 18.Nd7 Bf1 19.Nb8 Bh3-/+) 18.de5=+ Nd5 (18...Nd7 19.Qa1=+) 19.Qa1 (19.Bd4 Nb4=+) 19...Ra8 20.Qb2 Nc3 21.Qc3 Ra3 (better is 21...Rc8-/+) 22.Ne4? (better is 22.Rc1 Ra6 23.Bc2=+) 22...b4-+ 23.Nd2?? (23.Qc4 Rb3! 24.Rc1-+) 23...bc3 (24.Nf3 Bf3-+) 0–1. tanto – pkennedy, net–chess.com, 2001.

7.Nc3 c5 8.Be2 ab5 (8...Bd6 9.d4=) 9.ab5 Ra1 10.Qa1 Nbd7 11.Na4 b6 12.0-0 Qc7 13.Ne5 Re8 14.c4 Bf8 (14...Bb7 15.Nd7 Nd7 16.cd5=) 15.d4 Ne5 16.de5 Nd7 17.cd5 ed5 Can e5 get defended? 18.f4 Bb7 19.Nc3 c4 (19...Rd8 20.Bf3 d4 21.Qa7 dc3 22.Bc3+=) 20.Bf3+= Qc5 21.Bc1 f6 (21...Ra8!? 22.Qb1 Rd8+=) 22.Qa7+/– Qc8 23.Nd5 fe5 24.Nb6 Nb6 25.Qb7 (25.Qb6?! Bf3 26.Rf3 Bc5=) 25...Qb7 26.Bb7 ef4 27.Rf4 Bc5 28.Kf2 Rd8 (28...Re7 29.Be4+/–) 29.Rf5+– Bb4 30.e4 h6 (30...Bd2 31.Ba3+–) 31.Ke2 c3 32.Bd5 Kh7 33.Kd3 Kg6 (33...Nc8 34.Be3+–) 34.Be3 Nd5 35.Rd5 Rc8 36.Kc2 Rb8 37.b6 Rb7 38.Kb3 Be7 (38...c2 39.Kc2 Kf7 40.Kb3+–) 39.Kc3 Bf6 40.Kc4 Kf7 41.Kb5 Ke6 (41...Re7 42.Bf4 Re4 43.b7+–) 42.Kc6 Rb8 43.Bf4 Rc8 (43...Rb6 44.Kb6 g5 45.Rd6 Kf7 46.e5+–) 44.Bc7 1–0. pvanr (1730) – justnow (1770), gameknot.com, 2009.

7.c4 b6 8.Be2 Bb7 9.0-0 Nbd7 10.Qc2 c6 11.cd5 cd5 12.d4 a5 13.Bd3 Rc8 14.Qe2 Bd6 15.Ne5 Bb4 16.f4 Ne4 17.Na3 Nc3 18.Bc3 Rc3 19.Nc2 Bd6 20.Rf3 Nf6 21.Rh3 g6 22.Ne1 Kg7 23.g4 Ne4 24.Be4 de4 25.g5 Bd5 26.Ng4? Bf4!-+ 27.Rh7 Kh7 28.Nf6 Kg7 29.ef4 Qc7 30.Qf1 Rh8 31.Ng2 Qc4 32.Qc4 Rc4 33.Nd7 Rd4 34.Nb6 Bb3 35.Ne3 Rh3 36.Nf1 Rf3 37.Rb1 Rd1 38.Rd1 Bd1 39.Nd2 Rf4 40.Nbc4 Ba4 41.b6 Bc6 (42.Nb3 Rg4 43.Kf1 a4-+) 0–1. Dzieniszewski,Andrzej – Wilczewski, Poznan, 1984.

7.c4 b6 8.Be2 dc4 9.Bc4 c6 10.0-0 =.

7.c4 c6 8.Nc3 Nbd7 9.d4 dc4 10.Bc4 Nb6 11.Bd3 Nbd5 12.0-0 Bd7 13.Qe2 Nc3 14.Bc3 Nd5 15.Bb2 ab5 16.ab5 Qb6 17.Ne5 Qc7 18.Ra8 Ra8 19.Qh5 g6 20.Qf3 Be8 21.e4 Nb4 22.Bb1 cb5 23.Rc1 Qd8 24.h3 Bd6 25.Ng4 f5 26.ef5 ef5 27.Qb3 Kf8 28.Nh6 Qd7 29.Qg8 Ke7 30.d5 Kd8? (30...Nd5!) 31.Bf6 1–0. Gross – Merten, xiv (87–02–14), 1987 (Gross).

7.c4 c6 8.Nc3 Nbd7 9.Be2 e5 10.d4 e4 11.Ne5 Qc7 12.cd5 cd5 ½–½. Dzieniszewski – Sobura, Warszawa 1984.

7.c4 Nbd7 8.ba6 ba6 9.Nc3 =+.

7.c4 Nbd7 8.cd5 Nd5 9.ba6 ba6 10.Nc3 =+.

7.d4 ab5 8.ab5 Ra1 9.Ba1 c6 10.bc6 bc6 11.c4 +=.

7.d4 ab5 8.ab5= Ra1 9.Ba1 c6 10.Nbd2 Qa5 (10...Bd7 11.bc6 Nc6 12.Be2=+) 11.bc6 (11.Bd3 cb5 12.0-0 Nc6=+) 11...bc6 (11...Nc6 12.Be2=+) 12.Bd3= Ba6 13.0-0 Bd3 14.cd3 ½–½. Majzik,Levente (2315) – Deak,Sandor (2335), HUN tt2, 2001.

7.d4 ab5 8.ab5 Ra1 9.Ba1 Ne4 10.Bd3= f5 11.0-0 Bd6 12.Nbd2 c6 13.bc6 Nc6 14.c4 Nd2 (14...b6 15.cd5 ed5 16.Qb3 Nd2 17.Nd2=) 15.Qd2+= Kh8 16.Bc2 (16.c5 Bc7+/–) 16...Qe7 (16...dc4 17.Rb1+=) 17.Qe2 (17.c5 Bc7+=) 17...dc4 18.Qc4 e5 19.de5 Ne5 20.Ne5 Be5 ½–½. Krivoshapko,Alexander – Karabut,Vladimir, 2011.

7.d4 c5 8.dc5 Ne4 =.

7.d4 c5 8.bc6 Nc6=+ 9.Nbd2 (9.Ba3 Qa5 10.Nbd2 Ba3 11.Ra3 Ne4=) 9...b6= 10.Be2 (10.Ba3 Ra7=) 10...Bb7 11.0-0 Rc8 12.c4 (12.Ba3 Bb4=) 12...Bb4 (12...dc4 13.Bc4 Nd5 14.Qe2=) 13.Ba3= Ba3 14.Ra3 Na5 15.cd5 Nd5 16.Qa1 Qe7 (16...Qc7 17.Bd3=) 17.Rb1 Rc6 18.e4 Nf4 19.Bf1 Rfc8 20.g3 Ng6 21.Ra2 Qd8 22.Rab2 Nf8 (22...f5 23.ef5 ef5 24.Bd3=) 23.Bh3 Rd6 (23...Nc4 24.d5 Rd6 25.Nc4 Rc4 26.e5 Rd5 27.Rb6 Rd1 28.Rd1 Qb6 29.Bf1=+) 24.Qa3 Ng6 25.d5 (25.Qe3 Nc4 26.Nc4 Rc4=) 25...Nf8 (25...Nc4!? 26.Nc4 Rc4 27.de6 Be4 (27...Re4? 28.ef7 Kf7 29.Ng5 Kg8 30.Ne4 Be4 31.Re1+–; 27...fe6?! 28.Rd2 Rd2 29.Be6 Kh8 30.Bc4 Rd1 31.Rd1 Qd1 32.Kg2=) 28.ef7 Kf7=) 26.Qe3= Rc5 27.e5 Rdd5 28.Rb6 Qc8 29.Ne4 (better is 29.R6b4!?=) 29...Nc4-/+ 30.Nf6?? (30.Qc5 Rc5 31.Rb7 Ne5 32.Ne5 Re5-+) 30...gf6=+ 31.Qh6 Ne5 (31...fe5 32.Rb7 Na3 33.R1b4 Rd1 34.Bf1+=) 32.Ne5= Re5 (32...fe5 33.Rb7 Qd8 34.Rb8=+) 33.Rb7 Re1 34.Re1 Qb7 35.Qf6 Qb4 36.Rd1 Qa4 37.Rd8 Qb4 38.Qh6 Re5 39.Bf1 Qe7 40.Rb8 a5 41.Bd3 f5 42.Bc4 Kf7 43.Be2 Kg8 44.Bc4 Kf7 45.Bb5 Rc5 46.Be8 Kg8 47.Ba4 Kf7 48.Be8 Kg8 49.Bh5 Re5 50.Bf3 Qg7 51.Qd2 Qf6 52.Qc3 f4 53.Be4 h6 54.Rb5 Nd7 55.Qa5 Rb5 56.Qb5 fg3 57.hg3 Qd4 58.Qd3 (58.Qb7 Kf8=) ½–½. Muri,Heinrich – Harestad,T, 6. EU/MSM/section, 2002.

7.d4 Ne4 8.Nbd2 =+.

7.d4 Ne4 8.Bd3 =.

7.Be2 c5 8.0-0 ab5 9.ab5 Ra1 10.Ba1 Nbd7 11.c4 dc4 12.Bc4 (12.Na3 Qa5 13.Nc4 Qb5=) 12...Nb6 (12...b6 13.d4=) 13.Be2= Bd7 14.d4 (14.Be5 Nfd5=) 14...cd4 (14...c4 15.Nbd2 Bb5 16.Qb1=) 15.Qd4 (15.Bd4 Qc7=) 15...Nbd5 (15...Qc7 16.Bb2=) 16.Nc3+= Nc3 (16...Qc7 17.Nd5 ed5 18.Bb2+=) 17.Bc3 (17.Qc3 Qa8+=) 17...Bc8 (17...Qc7 18.Bb2+=) 18.Qe5 (18.Rc1 Ba3 19.Rc2 b6+/-) 18...Qd5 (18...Bd6 19.Qg5=) 19.Rd1+= Qe5 20.Ne5 (20.Be5 Ne4+=) 20...Nd5 21.Bd4 Bf6 (21...Rd8 22.Nd3+=) 22.Bf3 (22.g3 Rd8+/-) 22...Ne7 (22...Rd8 23.Rc1+/-) 23.Rc1 (23.Nc4 Bd4 24.Rd4 Nd5+/-) 23...Nf5 24.Ba1 (24.Bb2 Rd8+/-) 24...Rd8 25.h3 (25.g4 Nd6+/-) 25...h6 (25...Be7 26.Bc3+=) 26.Nc4+/- Bd7 (better 26...Ba1!? 27.Ra1 Kf8+/-) 27.Bf6+- gf6 28.b6 (28.Rd1!? Kf8 29.g4 Nh4 30.Bb7 Ke7+-) 28...Bb5 29.Na5 (29.Bb7?! Bc4 30.Rc4 Rd1 31.Kh2 Nd6 32.Rg4 Kf8+=) 29...Ba6? (better 29...Ra8+/-) 30.Nb7+- Bb7 (30...Rb8 31.Rc7+-) 31.Bb7 Rb8 (31...Nd6 32.Ba6 Kg7+-) 32.Rc7 (better 32.Rc8 Rc8 33.Bc8+-) 32...Nd6+= 33.Bf3 Rb6 34.h4 (34.Rc6 Rc6 35.Bc6 f5+=) 34...Kg7 (34...Kf8 35.Rc6 Rb1 36.Kh2=) 35.Bh5 (35.Rc6 Rc6 36.Bc6 f5=) 35...f5 36.g3 Kf6 37.Kg2 Rb5 38.Rd7 Rd5 (38...Rb6 39.g4=) 39.Bf3 (39.Kf1 Kg7+=) 39...Rd2= 40.Ra7 Nc4 41.Bh5 Ne3 (better 41...Rb2=) 42.Kf3?? (42.Kg1 Nd5 43.Rf7 Ke5=) 42...Nd5 (better 42...Nd1!? 43.Rf7 Ke5-/+) 43.Rf7= Ke5 44.Rh7 Rd3 (44...Rb2 45.Rh6 Nf6 46.Bf7=) 45.Kg2 Nf6 (45...f4 46.Rh6 fg3 47.fg3 Ne3 48.Kf2=) 46.Rh6+= Nh5 47.Rh5 Kf6 48.Rh6 Kf7 49.Rh7 Kg6 50.Ra7 Rd2 51.Ra6 Re2 (51...Kf6 52.Kf3+=) 52.Kf3 (52.Kf1 Re5+=) 52...Re4 53.Kg2 Kf6 (53...Re2 54.Kf1 Re5 55.f4+=) 54.Kh3 Kg6 (54...Re2!?+=) 55.f3+/- Re3 56.Kg2 Re2 (56...Kf6 57.g4 fg4 58.fg4+/-) 57.Kf1 Re5 58.Kf2 Kf6 59.g4 fg4 60.fg4 Re4 (60...Rc5 61.Ra3+/-) 61.Kf3 Rb4 62.h5 Rb3 (62...Rb1 63.Ra8+/-) 63.Kf4 Rb4 64.Kg3 Kg5? (better 64...Rb1!?+/-) 65.Ra5+- Kf6?? (65...Kh6 66.Kh4+-) 66.Kh4 White plans g5 (66.g5 Kg7 67.Ra7 Kh8+-) 66...Rb1?? (better 66...Re4+-) 67.g5 Ke7 68.Ra7 Kf8 69.h6 Rh1 70.Kg4 Rg1 (70...Kg8+-) 71.Kh5 e5 (71...Ke8 72.Kg6 Kf8 73.h7 Rh1 74.Kf6 Ke8 75.Kg7 Rh2 76.g6 Kd8 77.h8R Rh8 78.Kh8 Kc8 79.g7 Kb8 80.Rf7 Kc8 81.g8Q) 72.h7 Rh1 73.Kg6 e4 74.Ra8 Ke7 75.h8Q Rh8 76.Rh8 e3 (76...Kd7 77.Rh4 e3 78.Re4 Kc6 79.Kf5 Kd5 80.g6 Kd6 81.g7 Kc6 82.g8Q Kb6 83.Qb8 Kc6 84.Rc4 Kd5 85.Qb4 e2 86.Qc5) 77.Rh1 (77.Rh3 e2 78.Re3 Kd6 79.Kf5 Kc5 80.Re2 Kc4 81.Re4 Kc3 82.g6 Kb3 83.g7 Kb2 84.g8Q Kc1 85.Qg2 Kd1 86.Re3 Kc1 87.Re1) 77...Ke6 (77...Kd6 78.Re1 e2 79.Re2 Kc6 80.Kf5 Kd5 81.g6 Kd4 82.Re4 Kc5 83.g7 Kb6 84.g8Q Kc6 85.Qc4 Kd7 86.Rd4 Ke8 87.Qc7 Kf8 88.Rd8) 78.Re1 (78.Re1 e2 79.Re2 Kd6 80.Kf5 Kd5 81.g6 Kc4 82.Re8 Kd3 83.g7 Kc3 84.g8Q Kb2 85.Qc4 Ka3 86.Qb5 Ka2 87.Ra8) 1-0. Osmak,Iulija (2425) - Vo Thi Kim Phung (2335), Women's Speed Chess Q3, 2021.

7.Be2 c5 8.0-0 b6 9.d3 (9.Nc3 Nbd7=) 9...Bb7 10.Nbd2 Nbd7 11.c4 Qc7 12.Qc2 ab5 13.ab5 Ra1 14.Ra1 Ra8 15.Qb1 Ra1 16.Qa1 Qb8 17.cd5 Bd5 (17...ed5 18.g3=) 18.e4 Bb7 19.Nc4 Qa8 20.Qa8 Ba8 21.h3 Kf8 22.Kf1 Ke8 23.Ke1 Kd8 (23...Bd8 24.g3+=) 24.Kd2 (24.Nfe5 Ne5 25.Be5 Nd7 26.Bg7 f5+-) 24...Ne8 (24...g6 25.Ke3+/-) 25.Nfe5 Ne5 26.Ne5 (26.Be5!? f6 27.Bh2+/-) 26...Bf6 27.Nf7 Ke7 28.Ne5 Nd6 29.f4 (29.Nc6!? Bc6 30.Bf6 gf6 31.bc6=) 29...Nb5= 30.Ke3 g6 31.Bd1 Nc7 (31...Bb7 32.Bf3 g5 33.g3=) 32.Ba3 (32.d4 Nb5 33.dc5 bc5+=) 32...Nb5= 33.Bb2 Nc7 34.d4 Be5 35.fe5 cd4 36.Bd4 b5 37.Bb6 Na6 38.Be2 Bc6 39.Kd4 Kd7 40.Ba5 Kc8 41.Bg4 Bd7 42.Bd1 Kb7 43.Bb3 Kc6 44.Bd1 Nc5 (44...Kb7!?=) 45.Bb4 Nb7 46.Bb3 Bc8 47.Be7 Na5 48.Ba2 Nb7 49.Bb4 Bd7 50.Bb3 Nd8 (50...Bc8!?=) 51.Be7 Nf7 52.Bd1 Bc8 53.Bb3 h5 (53...Bd7!?=) 54.Bd1+/- Bd7 55.Be2 Kb6 56.Bd1 Ka5 (56...Kc6!?=) 57.Kc5+/- b4 (57...Ne5?? 58.Kd6+-) 58.Bb3 Bc8? (better 58...Ne5 59.Kd6 Ba4 60.Be6 b3 61.Ke5 b2+/-) 59.Bf6+- Nh6 (59...Bd7 60.g3+-) 60.Bd8 (better 60.Kc6!? Ka6 61.Kc7 Bb7+-) 60...Ka6 61.Kb4 Kb7? (61...Nf7 62.Bf6 Bd7 63.Kc5+-) 62.Kc5 (better 62.Ba4 Nf7 63.Bf6+-) 62...Nf7 63.Bf6 Kc7 64.Ba4 Bd7 65.Bb3 Bc8 66.Ba4 Bd7 67.Bc2 Bc8 68.Bd3 Bb7 69.g4 hg4 70.hg4 Nh6 71.g5 Ng8 72.Bb5 Bc8?? (better 72...Be4 73.Kd4 Bb1+-) 73.Be8 Bb7 74.Bg6 Kd7 75.Bh7 Ne7 76.g6 (better 76.Kd4+-) 76...Be4+/- 77.Kd4 (77.Be7!? Ke7 78.Kd4+/-) 77...Bg6= 78.Be7 Bh7 79.Bd6 Bf5 80.Kc5 Bg4 81.Kd4 Bf5 82.Kc5 ½-½. bjoerni (2185) - FANAMI61 (2150), Rated Blitz game, lichess.org, 2015.

7.Be2 c5 8.bc6 bc6 9.0-0 c5 10.c4 Nc6 11.d4 Rb8 12.Qc1 Na5 (12...Qb6!? 13.Bc3 Bd7+=) 13.Nbd2= dc4 14.Bc4 (14.dc5 Bc5 15.Rd1 Nd5=) 14...Nc4 15.Nc4 Bb7 16.dc5 Bf3 17.gf3 Qd5 18.e4 Qc5 19.Ba3 Qa7 (19...Qc7 20.Ne3 Qa7 21.Be7 Qe7 22.Qa3 Qa3 23.Ra3+=) 20.Be7 (20.Ne5 Rb3=) 20...Qe7+= 21.Qa3 Qa3 22.Ra3 Rfc8 23.Nd6 Rc6 24.Rd1 g6 25.e5 Nd5 26.Ne4 Kg7 27.Kg2 Rb4 28.Nd6 Kf8 29.Ne4 Ke7 30.Kg3 Rcc4 (30...a5-/+) 31.Nd6 (31.a5 h5+=) 31...Rc5 (31...Rh4 32.Ne4 Rh5 33.Rc1 Re5 34.Raa1-+) 32.a5 (32.Ne4 Ra5+=) 32...Nc3 (better is 32...f5-/+) 33.Rd3?? (better is 33.Re1-/+) 33...Ne2-+ 34.Kg2 (34.Kh3 Nf4 35.Kg4 Nd3 36.Kg3 Ne5 37.Ne4-+) 34...Nf4 35.Kg3 Nd3 (35...Rc1 36.Ne4 g5 37.Rd7 Kd7 38.Nf6 Ke7 39.Nd5 ed5 40.Ra1 Ra1 41.Kg4 Rg1 42.Kf5 Nd3 43.f4 Rf4) 36.Rd3-+ Re5 (36...Re5 37.Ne4 f5-+) 0–1. Melderis,Uldis (1975) – Manea,Alexandru (2385), Golden Sands BUL, 3rd Grand Europe Open, 2014.

7.Be2 c6 8.0-0 cb5 9.ab5 a5 10.c4 b6 11.Qc2 Nbd7 12.Nd4 Bb7 (12...Qc7 13.Rc1=) 13.Nc6+= Bc6 14.bc6 Nc5 (14...Nb8 15.cd5 Nd5 16.Rc1=) 15.cd5 Qd5 16.Nc3 (16.d4 Na6 17.Rc1 Nb4+=) 16...Qd6 (16...Qc6 17.Bf3 Qc7 18.Ba8 Ra8 19.Rfc1+=) 17.d4+/- Na6 18.Ba6 Ra6 19.Nb5 Qd8 20.e4 (20.Rfc1 Nd5+/-) 20...Bb4 (20...a4 21.Ba3 Ba3 22.Ra3+/- (worse 22.Na3 Qd4 23.c7 Qc5=+)) 21.Rfc1 Qc8 22.d5! ed5 (22...Nd5 23.ed5) 23.Bf6 gf6 24.ed5 Kh8 (24...Bc5 25.Qe4 Re8 26.Qf3+-) 25.d6 Rg8 (25...Bc5 26.Qe4 f5 27.Qe5 f6+-) 26.d7 Qa8 27.Nc7 (27.Nc7 Qd8 28.Na6+-) 1-0. GuestYDSJ – GuestDZQB, freechess.org, 2020.

7.Be2 Bd6 8.0-0 =.

7.Be2 Bd7 8.0-0 Bd6=.

7.Be2 Bd7 8.0-0 Qe8 9.Nc3 Bb4 10.Ne5 Bc3 11.Bc3 ab5 12.Nd7 Nbd7 13.ab5 Ra1 14.Qa1 Qa8 15.Qb2 b6 16.Ra1 Qb7 17.f4 Ra8 18.Ra6 Nc5 19.Bf6 gf6 20.Qf6 (20.Ra1!?+=) 20...Na6= 21.Qg5 Kf8 22.ba6 Ra6 (22...Qc6 23.Qh6 Ke7 24.Qh4 Kd6 25.c4=) 23.Ba6 Qa6 24.Qd8 Kg7 25.Qc7 Qe2 26.Qc3 Kg8 27.h3 Qe1 28.Kh2 b5 (28...h5!?+/-) 29.f5! Qf1? (29...ef5 30.Qe5 Double attack (30.Qe5 Decoy)) 30.Qc8+- Kg7 31.fe6 fe6 32.Qe6 Qc4 33.Qf5 (33.Qe5!? Kg8+-) 33...b4 34.Kg3 Qe4?? (34...h6+-) 35.Qe4 de4 36.Kf4 1-0. WG_Anonymous – Anonymous, lichess.org, 2021.

7.Be2 Bd7 8.c4 dc4=+ 9.Bc4 (9.Nc3 Nd5=+) 9...ab5 (9...Ne4 10.Nc3 Nc3 11.Bc3=) 10.ab5 Ra1 11.Ba1 c6 12.Nc3 Bb4 (12...Qa5 13.Ne5=+) 13.0-0 Bc3 14.dc3 (14.Bc3 cb5 15.Be2 Bc6=) 14...cb5 15.Be2 Nc6 (15...Qc7 16.Qb1=) 16.Bb5+= Ne4 (16...Qe7 17.Qb1=) 17.Qc2 (17.Qb1 Nc5+=) 17...Nc5 (17...Ng5 18.Ng5 Qg5 19.Bd3+=) 18.c4 f6 19.Rd1 (19.Bd4 Qe7+=) 19...Qb6 (19...e5 20.Bb2 Qa5 21.Rd5=) 20.Bd4+= Nd4 21.ed4 Bb5 22.cb5 Nd7 23.d5 e5 24.Qb1 Qc5 (24...Rc8 25.d6=) 25.d6+= Rc8 26.Ne1 (26.Qd3 Qc4 27.Qb1 Rc5=) 26...Qc4= 27.Rd2 (27.Nd3 Ra8=) 27...Nc5 (27...Rc5 28.Qf5 Nf8 29.Rd1=+) 28.Qc2 (28.h3 Rd8-/+) 28...Qc2 (28...Qb5 29.Nd3 b6 30.Nc5 bc5 31.Rd5=+) 29.Nc2 Kf7 (29...Ne4 30.d7 Rd8-/+) 30.d7 (30.f3!?=+) 30...Rd8-/+ 31.f3 (31.Kf1 Ke6-/+) 31...Rd7 32.Rd7 Nd7 33.Kf2 Ke6 34.Ne3 g6 (34...Kd6 35.Nf5 Kc5 36.Ng7 Kb5 37.Ke3-+) 35.Ke2 (35.Nc4 b6-+) 35...Kd6 (35...Nb6 36.Kd3-+) 36.Nd1 Kc5 37.Nc3 f5 38.Kd3 (38.g4 Kc4 39.Nd1 fg4 40.fg4 Kb5-+) 38...Kb4 (38...Nf6 39.g4-+) 39.Kc2 (39.h4 Nc5 40.Kd2 e4 41.fe4 Ne4 42.Ne4 fe4-+) 39...Kc4 (39...Nb6 40.Kd3-+) 40.Kd2 (40.g4 Nc5-+) 40...Nc5 (40...Nf6 41.Nd1-+) 41.Kc2 (41.b6 Nd7-+) 41...Nd3 42.Kd2 Ne1!! 43.Ke1 (43.Nb1 Ng2 44.b6 Nf4-+) 43...Kc3 44.b6 Kd3 45.h3 (45.Kd1 g5 46.Ke1-+) 45…e4 (45...e4 46.f4 h5-+) 0–1. GuestZJKW – GuestRNLP, freechess.org, 2018.

7.Be2 Nbd7 8.0-0 c5 9.c4 b6 10.d4 dc4 11.Bc4 Bb7 12.Nbd2 ab5 13.ab5 cd4 14.Bd4 Bc5 15.Ra8 Qa8 16.Bb2 Nd5 (16...Bb4!?=) 17.Qb3+= N7f6 18.Ra1 Qc8 19.h3 h6 20.Ne5 Nd7 (20...Rd8 21.Rd1=) 21.Ndf3 Nb4?? (better 21...Rd8+=) 22.Be6!+- fe6 23.Qe6 Kh7 24.Nd7 Bd5 (24...Nd3 25.Nf8 Bf8 26.Qc8 Bc8+-) 25.Qg4 Rf3 26.Qg7 1-0. DEFFM – GuestPXQC, freechess.org, 2021.

7.Be2 Nbd7 8.0-0 Ne4 9.d3 Nd6 (9...Bf6 10.Nd4 Nec5 11.Nc3 e5 12.Nf3 c6 13.h3 Qc7 14.Qd2 h6) 10.c4 (10.Nc3 Bf6 11.Nd4 Bd4 12.ed4 Qh4 13.Qc1 Qd4 14.Ne4 Qb6) 10...Bf6 (10...ab5 11.ab5 Ra1 12.Ba1 dc4 13.dc4 f6 14.Nc3 Qe8) 11.Bf6 (11.Nc3 dc4 12.dc4 b6 13.Qc2 Bb7 14.Rfd1 Nc5) 11...Qf6 12.Nbd2 dc4 (12...h6 13.d4 ab5 14.ab5 Ra1) 13.dc4 (13.Nc4 Nc4 14.dc4 Nc5) 13...Nc5 (13...Rd8 14.Qb1 a5) 14.Nb3 Nde4 (14...Nb3=) 15.Nc5 Nc5 16.Qd4 Qe7 17.Qb2 f6 18.Rfd1 e5 19.Ne1 Be6 20.b6 a5 21.bc7 Qc7 22.Nd3 b6 23.Nc5 bc5 24.Bf3 Rab8 25.Qc2 Rfd8 26.Bd5 Bd5 27.cd5 Rb4 28.f3 c4 29.Ra3 Qc5 30.Qe4?? (better is 30.Rad3!=) 30...c3-+ 31.Qd3?? (better is 31.Qc2 Qe3 32.Kf1-+) 31...c2 32.Rc1 Rb1 (32...Rd5?! 33.Qc2 Qc2 34.Rc2+=) 33.Ra1 Rd5 (33...Rd5 34.Qd5 Qd5 35.Rab1 cb1R 36.Rb1 e4 37.Rb8 Kf7 38.fe4 Qd2-+) 0–1. Dziel,Jaromir – Grzegorowski,Artur (1985), Wielkopolska IV Liga Seniorow Poland, 2010.

7.Be2 Ne4 8.0-0 ab5 9.ab5 Ra1 10.Ba1 Nd6 (10...f6 11.d3 Nc5 12.d4=) 11.Na3 (11.Nc3 Nd7=) 11...Qe8 (11...Nd7 12.Bb2=) 12.Qb1 (12.Bd4 Nf5 13.Bb2 Nd7=) 12...f6 (12...Ne4 13.Qb2 f6 14.d4=) 13.d4 (13.b6 cb6 14.Bd4 e5 15.Bb6 Nd7=) 13...Nd7 (13...Ne4 14.Bb2=) 14.c4 dc4 (14...Ne4 15.Qb3 Qg6 16.cd5+/–) 15.Nc4 Nc4 16.Bc4 Nb6 17.Bd3 Qh5 18.e4 f5 19.ef5 Bd6 20.Qb3 Kh8 21.Re1 ef5 22.Bc3 Re8 23.Qa2 Re1= 24.Be1 Qe8 25.Ba5 Be6 26.Qe2 Qc8 27.Bb6 cb6+= 28.Qe3 Kg8 29.h4 Kf8 30.h5 Bf7 31.Nh4 f4+= 32.Qe4 (32...Qc1 33.Kh2 f3 34.g3+=). Woelfelschneider,Peter – Baer,Werner, TT–17 ETC, 2005.

7.Be2 Ne4 8.0-0 Bf6 9.Ne5 =.

7.Ne5 ab5 8.Bb5 c6 =.

9.Ba1 dc4 10.Bc4 Nbd7 11.d4 b6 (11...Nb6 12.Bd3=) 12.0-0 Bb7 13.Nbd2 Qa8 (13...Ne4 14.Bb2+=) 14.Bb2+= Ne4 (14...Bb4 15.Be2+=) 15.Ne4 (15.Qe2 Qa5+=) 15...Be4= 16.Qe2 Nf6 (16...Qb7 17.Ra1=) 17.Ra1 (17.Ne5 Bd5+/–) 17...Qb7+= 18.Ne1 (18.Ne5 Ra8 19.f3 Ra1 20.Ba1 Qa7+=) 18...Ra8= 19.Ra8 Qa8 20.f3 Bd5 (20...Bb7 21.Qc2=) 21.e4+= Bb7 22.Qd3 (22.Qc2 Ne8+=) 22...h6 (22...Ne8 23.Qc3+=) 23.Qb3+= Kh7 (23...Qa5 24.Bc3 Qa3 25.Qa3 Ba3 26.Nc2+=) 24.Nd3 Nd7 (24...Kg8 25.Ne5+=) 25.Qc3 (25.g3 Qa5+=) 25...Bf8 (25...Qa4 26.g3+=) 26.h3 Qa4+= 27.Nf4 Qd1? 28.Kh2+– Bd6? 29.e5 Be7 30.Be2 Qa4 31.Qc7 Bg5 32.Nd3 Nf8 33.f4 Bh4 34.Qf7 Qc2 35.Bf1?? Ng6 36.Qb7+– Nf4 37.Nf4 Qf2 38.Qe4 g6 39.Qg6 Kh8 40.Qg4 Qf1 41.Qh4 Qb5 42.Qh6 Kg8 43.Qg6 Kf8 44.Ne6 Ke7 45.Qf6 Kd7 46.Qd8 Ke6 47.d5 Kf5 48.Qf6 Ke4 49.Qf3# 1–0. Levin,Anatoly – Edlund,Robin (2225), Internet Section, 2004.

9.Ba1 c5 10.Be2 Nbd7 11.0-0 Qc7 12.d3 b6 13.Nbd2 Bb7 14.Bb2 Ne8 15.Qb3 Nd6 16.Ra1 Rd8 17.Ne5 f6 18.cd5 fe5 19.de6 c4 20.Nc4 Nc5 21.Qc3 Nc4 22.Qc4 Bd5 23.Qc3 Bd6 24.f4 Ne6?? 25.fe5 Qc3 26.Bc3 Be7 27.Ra7 Bg5 28.Kf2 Rc8 29.Bb4 Rc2 30.g3 Nc7-/+ 31.e4? Nb5-+ 32.ed5 Na7 33.e6 Nb5 34.Kf1 Rb2 35.e7 Kf7 (36.Be1 Bf6-+) 0–1. Adam,Stefan – Soldner,Hartmut, corr DDR, 1988.

9.Ba1 c6 10.Qb3 Nbd7 11.Bd4 =+.

9.Ba1 c6 10.Qb3 Ne4 11.Nc3 (11.Be5 Nd7=+) 11...Bf6 (11...Nd7 12.d4=+) 12.d4= Qa5 13.Bb2 dc4 14.Bc4+= cb5 15.Bb5 Nd6 16.Be2 Nc6 17.0-0 Qc7 18.Ra1 Bd7 19.Qd1 Rb8 20.Rc1 b5 21.d5 Bc3 22.Rc3 ed5 23.Qd5 Nc4 24.Rb3 Nb2 25.Rb2 Be6 26.Qc5 Qa7 27.Rb5+= Qa1 28.Bf1 Rc8 29.Nd2 Na7 30.Rb1 Qa2 31.Qd4 Nc6 32.Qb2 Qd5 33.Bc4 Qd6 34.Be6 fe6 35.Qc2 Ne7 36.Qb2 Rd8 37.Nf1 Nf5 38.Qb6+/– Qd5?? 39.Qb3 Qd6+/– 40.g3 Nh6 41.h3 Nf7 42.Qb6 Qd5 43.Qb7 Qd3 (43...Qf5 44.Kg2+=) ½–½. Holz auf der Heide,Gerhard – Hillmann,Ralf, Leipzig VfB op 4th, 1997.

9.Ba1 c6 10.Be5 Nbd7 =.

9.Ba1 Bd6 10.Be5 =+.

9.Ba1 Nbd7 10.Qc2 c5 11.bc6 bc6 12.Be2 =.

9.Ba1 Nbd7 10.Qc2 Bd6 11.d4 dc4 12.Bc4 Nb6 13.Be2 Nfd5 14.Nbd2 Bd7 15.0-0 Qe8 16.Qb3 f5 17.Ne5 Bb4 18.Nd7 Qd7 19.Nf3 Ra8 20.Ne5 Qe8 21.Qc2 Bd6 22.Rc1 Nb4 23.Qb1 N4d5 24.g3 Nd7 25.Bb2 N7f6 26.Qd3 Ne4 27.f3 Ng5 28.h4 Nf7 29.e4 fe4 30.fe4 Nb6 31.Bh5 Be5= 32.de5 Na4 33.Bd4+= Qd7 34.Qc4 Nb6 35.Bf7 Qf7 36.Bb6 cb6+/– 37.Qc8 Rc8 38.Rc8 Qf8 39.Rf8 Kf8 40.Kf2 (40.g4 Kf7+/–) ½–½. Sternik,Ryszard – Felkel,Siegfried, TT–19 ETC, 2005.

9.Ba1 Nbd7 10.d4 =.

7.ab5 Ra1 8.Ba1 Nbd7 9.c4 dc4 10.Bc4 Nb6 11.Be2 Bd7 12.Nc3 0-0 13.0-0 Qa8 14.Qc2 Rd8 15.Bb2 Be8 16.Ra1 Qc8 17.e4 c5 18.bc6 Bc6 19.Rc1 Qd7 20.d4 Rc8 21.Qd3 Bb4 22.Ne5 Qd8 23.Nc6 Rc6 24.Na2 Rc1 25.Bc1 Be7 26.Nc3 Qa8 27.Qb1 Qa5 28.Bd2 Bb4 29.Qc1 h6 30.f3 Na4 31.Nb1 Bd2 32.Nd2 Qb6 33.Qc8 Kh7 34.Qc4 Qa5 35.Qc2 g6 36.Kf1 Nc3 37.Nb3 Qb4 38.Bd3 Nd7 39.h4 h5 40.g4 hg4 41.fg4 Nb5 42.Bb5 Qb5 43.Kf2 Nf6 44.Nd2 Ng4 45.Kf3 Nf6 46.e5 Qd5 47.Ke3 Ng4 48.Kf4 Qd4 49.Ne4 Ne5 50.Qc7 Nd3 51.Kf3 Ne1 52.Kf4 e5 53.Kg5 Qe3 54.Kf6 Qf4 55.Ke7 Qe4 56.Kf7 Qf5 57.Ke8 Kh8 58.Qc1 Qe6 0–1. Behnicke – Abhau, 1995.

7.Bb5 Bd7 8.0-0 0-0 9.Nc3 Nc6 10.Qe2 Nb4=+ 11.Bd7 Qd7 12.Ne5 Qd8 13.d3 c6 14.Rfb1 Qc7 15.f4. pcmvr (2760) – grotesmurf (2275), net–chess.com, 2006.

7.c4 0-0 8.Bd3 =+.

7.c4 Nbd7 8.Be2 0-0 9.0-0 b6 10.d4 Bb7 11.Nbd2 dc4 12.Nc4 ab5 13.ab5 Qc7 14.Qc2 Rfc8 15.dc5 Bc5 16.Nce5 h6 17.Nd7 Nd7 18.Rfd1 Bd5 19.h3 Qb7 20.Ra8 ½–½. Orlik,Adam – Gaida,Henryk, Czerniak mem11 corr9193, 1991.

7.bc6 Nc6 8.Be2 Bd7 9.0-0 Qb6 10.Ba3 Ba3 11.Ra3 Rc8 12.c3 0-0 13.Rb3 Qc7 14.d4 Na5 15.Rb2 Ne4 16.Rc2?? (better is 16.Ne5+=) 16...Ba4-+ 17.Bd3 Bc2 18.Qc2 Rfe8 (better is 18...f5!? 19.Rc1-+) 19.Be4 de4 20.Qe4 h6 21.Rc1 Nc4 22.Nfd2 b5 23.Qd3 e5 24.Nc4 Qc4 25.Qc4 Rc4 26.g3? (26.Nd2 Rc7 27.Kf1-+) 26...b4 27.Kg2 ed4 28.ed4 Rec8 29.Kf3 bc3 30.Ke4 c2 31.Nd2 Rb4 (better is 31...f5!? 32.Kd5 Rb4 33.Ke5-+) 32.Kd3 a5 33.Rc2 Rc2 34.Kc2 Rd4 35.Nb3 Rd5 36.Kc3 Re5 37.Kd3 (37.Nd4 a4-+) 37...a4 38.Nc1 a3 39.Kc3 Re1 40.Na2 Re2 (40...Re2 41.Kb3 Rf2 42.Ka3 Rh2-+) 0–1. Valpa – Schnitzly, playchess.de, 2005.

7.Be2 0-0 =.

7.Be2 c4 8.0-0 ab5 9.ab5 Ra1 10.Ba1 Nbd7 11.d3 cd3 12.cd3 Qb6 13.Qc2 Qc5 14.Rc1 Qc2 15.Rc2 0-0 16.Nbd2 Bd6 17.h3 Nb6 18.Be5 Be5+= 19.Ne5 Bd7 20.Rc7 Bc8 21.d4 Nfd7 22.Nd7+/– Nd7 23.Kh2 Re8 24.Kg3 Kf8 25.e4 Ke7 26.e5 Kd8 27.Rc2 b6 28.Bd3 Bb7 29.Bh7 g6 30.Nf3 Rh8 31.Ng5 Ke7 32.Rc7 Bc8 33.h4 f6 34.ef6 Kf6 35.Kh3 Kg7 36.g4 Kf6 37.f4 Re8 38.h5 gh5 39.gh5 (39...e5 40.Bg6+–) 1–0. Eralos (2130) – Dios666 (1870), Buho21.com, 2006.

7.Be2 c4 8.d3 Bb4 9.Bc3 cd3 10.cd3 Bd6 =.

6.a3 Nc5 7.Nf3 Bd6 8.Be2 b6 9.c4 0-0 10.Nc3 Bb7 11.Nb5 Be7 12.a4 (12.Bf6 Bf6 13.d4 c6=+) 12...dc4-/+ 13.Bc4 Bd5 14.Bf1 Bb3 (15.Qb1 Ba4-/+ (15...Na4?! 16.Be5 Nc5 17.Ra8 Qa8 18.Nfd4-/+)) 0–1. Waibel,Ulrich (1650) – Brueske,Thomas (2195), remoteschach.de, 2005.

6.c4 Bb4 7.a3 Bd6 8.cd5 ed5 9.Nc3 c6 10.Nf3 Nc5 11.Be2 0-0 12.0-0 Qc7 13.Nd4? (better 13.Qc2!?=+) 13...Bh2-+ Black fights for the Initiative 14.Kh1 Bd6 15.g3 (15.Qc2-+) 15...Bh3 16.Re1? (16.Rg1 Be5-+) 16...Qd7 (better 16...Bg3 17.f3 b6-+) 17.Qc2 Nce4 18.Ne4 Ne4 19.f4 Ng3 20.Kg1 (20.Kh2 Ne2 21.Ne2-+) 20...Ne2 21.Re2 Qg4 (better 21...c5!? 22.Nb3 Qg4 23.Kh2-+) 22.Kf2 (22.Kh1 c5 23.Rg1-+) 22…Qg2 (22...Qg2 23.Ke1 Qf1) 0-1. AsceticKingK9 (1895) - petrobbo (2040), ChessWorld.net, 2019.

6.Nf3 Nc5 7.Be2 (7.Ne5 Bd6+=) 7...Bd6 8.0-0 0-0 9.d3 (9.Be5 b6+=) 9...Re8= 10.Be5 Be5 11.Ne5 Nfd7 12.f4 Ne5 13.fe5 Qg5 14.Rf3 Bd7 (worse is 14...Qe5 15.d4 Qd6 16.dc5 Qc5 17.Nd2+=) 15.Rg3 Qf5 (15...Qe7 16.Nc3=) 16.Nd2 (16.d4 Ne4 17.Rf3 Qg5=) 16...Na4 (worse is 16...Qe5 17.d4 Qd6 18.dc5 Qc5 19.c4+/–) 17.Nf3 Nc3 18.Qe1 Ne2 (18...Na2?? 19.Rg5 Ra4 20.Rf5 ef5 21.Bd1+–) 19.Qe2 h6 20.Qd2 c5 21.Rf1 (21.c3 Ra4=) 21...Qh7 (21...Ra2 22.Ng5 hg5 23.Rf5 ef5 24.Qc3+=) 22.Qc3 Rec8 Black plans c4 (22...c4 23.dc4 Rec8 24.Qb4+=) 23.a3 c4 24.d4 Rc6 (24...Ra4 25.Nd2=) 25.Nd2 Rca6 Exerts pressure on the isolated pawn (25...b5 26.e4 Rca6 27.Qf3+=) 26.Nb1 (26.e4 b5=) 26...Ba4 27.Rc1 Ra5 28.Qd2 (28.Nd2 Bc6 29.Nb1 Qe4+=) 28…Rb5 (28...Rb5 29.e4 Rb2+= (worse is 29...Qe4 30.Nc3 Qh4 31.Nb5 Bb5 32.Rb1+/–); 28...R5a7 29.Qf2+=). Zmolil,Josef (1700) – Milde,Lars (1890), TT–12.53 ETC, 2004.

6.Nf3 Bd7 7.Be2 Nc5 8.0-0 Na4 9.d4?? (better 9.Be5=) 9...Nb2-+ 10.Qc1 Na4 11.Nc3 (11.c4-+) 11...Nc3 12.Qd2 (12.Qe1 Ra3-+) 12...Ne2 (12...Nfe4!? 13.Qe1-+) 13.Qe2 Ne4 14.Rfe1 (14.c4 dc4 15.Qc4 Bd6-+) 14...Bd6 (14...Bb4 15.Reb1 Bc3 16.Ne5-+) 15.Nd2 (15.c4 dc4 16.Qc4 Bc6-+) 15...Nd2 (15...Bb4 16.Ne4 Be1 17.Qe1 de4 18.Qb4-+) 16.Qd2 0-0 17.Qd3 f5 (better 17...Ra3 18.c3-+) 18.e4 (18.Reb1 b5-+) 18...fe4 19.Qh3 (19.Qd2 Qh4 20.g3 Qf6-+) 19...e5 (19...Ra3 20.c3-+) 20.Qh5 (20.Qb3 Ra5 21.Qc3 Ra3-+) 20...ed4 (better 20...Qf6 21.Qe2-+) 21.Qd5 Kh8 22.Re4 (22.Qd4 Qg5 23.Re4 Bc5-+) 22...Qf6 (22...Bc6 23.Qd4 Be4 24.Qe4-+) 23.Rf1 (23.Qd4 Qg6 24.Ree1 Bc6-+) 23...Bc6 24.Re6 (24.Qd4 Be4 25.Qe4 Ra2 26.g3-+) 24...Bd5 (24...Bh2 25.Kh2 Qh4 26.Kg1 Bd5 27.Rg6 hg6 28.a3 Bg2 29.f4 Qg3 30.Rf2 Ra3 31.c4 Ra1 32.Rf1 Rf1) 25.Rf6 Rf6 26.f3 Ra2 27.h4 Rg6 (better 27...d3 28.h5-+) 28.h5 Rg5 29.h6 Rc2 30.f4 Rgg2 (30...Rcg2 31.Kh1 Rh5) 31.Kh1 Rh2 32.Kg1 Rcg2 0-1. anotherheaven (1720) - marvelboy (1955), lichess.org, 2015.

6.Nf3 Be7 7.Nc3 0-0 8.Bd3 Nc5 9.0-0 Nd3 10.cd3 c5 11.d4 c4 12.a4 Bd7 13.Ne5 Bd6 14.Nd7 (14.Ba3 Ba3 15.Ra3 Qe7=) 14...Qd7 15.Nb5 Ne4?? (15...Rfc8 16.d3-/+) 16.Nd6?? (better is 16.f3 Nf6 17.Nd6 Qd6 18.Ba3+/–) 16...Nd6=+ (< 16...Qd6 17.Ba3 Qd7 18.Bf8 Kf8 19.Qc2+/–) 17.Ba3 (17.a5 Ra6=+) 17...Rfd8 (17...Ra4!? 18.Qa4 Qa4 19.Bd6 Qc2 20.Bf8 Kf8-/+) 18.Bd6=+ Qd6 19.d3 c3 20.Qb3 Qc6 21.Rfc1 Rdc8 22.Qc2 Rc7 23.Ra3 Rac8 24.Kf1 (24.Ra2 Qd6=) 24...b5 (better is 24...Qd6 25.Rb3 Qh2-/+) 25.ab5= Qb5 26.Rb3 Qc6 27.f3 h6 28.e4? (better is 28.Rcb1!?=) 28...de4-/+ 29.de4 Qc4 30.Ke1 Qd4 31.Kf1 Qd2 (31...Qc4 32.Kg1-/+) 32.Qd1? (better is 32.Qd2 cd2 33.Rd1=+) 32...Qd1-+ 33.Rd1 c2 34.Rc1 Kf8 35.Ke2 Ke7 (35...e5 36.Rb2 Rc6 37.Rb5-/+) 36.Rd3 (36.Kd2!? f5 37.ef5=+) 36...g5 37.Ke3 f5 38.ef5 ef5 39.Kf2 Rc3?? (better is 39...Ke6-+) 40.Rc3=+ Rc3 41.Ke2 Ke6 42.Kd2 Rc4 43.Rc2 Rc2 44.Kc2 Ke5 45.Kd3 Kf4 46.Kd4 g4 47.fg4 Kg4 48.Ke5 f4 49.Ke4 h5 50.g3?? (better is 50.Ke5=) 50...fg3-+ 51.hg3 Kg3 52.Ke3 h4 53.Ke2 Kg2 0–1. Pieleck,Rudi – Staats,Carsten, RSX9E – A00 – Sokolsky–1, 2002.

6.f4 Bc5 7.Nf3 0-0 8.Be2 Ne4 (8...Nb4 9.Nc3=+) 9.0-0 Nb4 10.d4 (better is 10.a3 Nc6 11.Ne5=+) 10...Bd7?? (better is 10...Qf6-/+) 11.dc5+– f6 12.Ba3 Ra3? 13.Na3 Qe7 14.Bb5 c6 15.Qd4 Nc2 16.Nc2 cb5 17.Nb4 Rc8 18.Rfc1 Rc5 19.Nd2 Rc1 20.Rc1 Nd2 21.Qd2 Qd6 22.e4 d4 23.Nd3 Bc6 24.e5 Qc7 25.Qf2 Qd8 26.ef6 gf6 27.Rd1 Qd6 28.Ne1 Qa3 29.Rd4 Qc3 30.Rd3 Qb4 31.Qh4 Qc5 32.Kh1 Qf5 33.Rg3 Kf7 34.Qh6 e5 35.Qg7 (35...Ke6 36.Qg8 Kd6 37.Rd3 Ke7 38.Qd8 Kf7 39.Qc7 Kf8 40.Rd8 Be8 41.Qb8+–) 1–0. Conde,Jose A – Hohlstein,Walter, TT–07, 2003.

6.f4 Bd6 7.Nc3 e5 8.fe5 Be5 9.Nf3 Bg4 10.Be2 Bf3 11.Bf3 c6 12.0-0 0-0 13.d4 (13.Rb1 Qb8 14.h3 b5=+) 13...Bd6-/+ 14.Re1 (14.Qe2 Re8=+) 14...Re8 15.g3 Bb4 16.Qd3 Nc7 17.Re2 Bc3 18.Bc3 (18.Qc3 Ne4 19.Qb3 b5-/+) 18...Ra3 19.Qd2 Qa8 20.Bb4 Ra2 21.Ra2 Qa2 22.Kg2 (22.Bd6 Ne6-/+) 22...Ne4-+ 23.Qd3 Qb1 (23...Qa4 24.Be4 Re4 25.Bd6-+) 24.Qb3 Qb3 25.cb3 Ra8 26.h4 f6 27.Bg4 (27.g4 Kf7-/+) 27...Kf7 28.Bh5 g6 29.Bf3 h5 30.g4 hg4 (30...hg4 31.Bg4 Rh8-+) 0–1. marekt – Barnaby_Rudge, ChessWorld.net, 2012.

6.h3 c5 7.c4 Be7 8.cd5 Qd5 9.Nf3 b6 10.Bb5 Bd7 11.Qa4?? (11.Nc3 Qb7=) 11...Bb5 (better 11...Nb4 12.Nc3 Ra4 13.Nd5 Bb5 (13...Nbd5?! 14.Ba4 Ba4 15.d3-+; 13...Nfd5?! 14.Ba4 Ba4 15.Kf1-+; 13...ed5?! 14.Ba4 Ba4 15.Kf1-+) 14.Nc7 Kf8 15.Nb5 Nd3 16.Ke2 Nb2-+) 12.Qb5= Qd7 13.Qb6 0-0 14.Qb3 (better 14.Ne5!? Qd5 15.Nc6=) 14...Rfb8-/+ 15.Qc3 Nd5. b4_Bb2 (1640) - thebobcrazy (1645), lichess.org, 2020.

7.Nc3 0-0 8.Bd3 c5 9.Nb5 Bb8 10.c4 Nb4 11.Qb3 Nd3 12.Qd3 Bd7 13.0-0 Bb5 14.cb5 c4 15.Qc3 Qd6 16.a4 b6 (16...Rc8 17.g3+=) 17.g4?? (17.Ba3 Qd8 18.Bf8 Qf8+/–) 17...Ra7 (better is 17...Qd7!?+=) 18.g5+/– Nh5 19.h4?? (better is 19.Ba3!? Qd7 20.Bf8+/–) 19...f6 (better is 19...Qd7 20.Qd4 f6+=) 20.Kh1?? (better is 20.Ba3 Qd7 21.Bf8+=) 20...fg5-+ 21.Ne5? (better is 21.Ba3 Qd8 22.Bf8 Qf8 23.Nd4-+ (23.Ng5?? h6 24.Qd4 hg5-+)) 21...gh4 22.f4 Ng3 23.Kg2 Nf1 24.Rf1 Rf5 (24...Ra4 25.Kh3-+) 25.Rg1 (25.Ba3 Qc7 26.Nc6-+) 25...g5 (better is 25...Qf8 26.Nc6 Rg5 27.Kh1 Rg1 28.Kg1 Rf7-+) 26.Ng4 (better is 26.Nc6 e5 27.Na7 Ba7 28.Qc2-/+) 26...gf4?? (26...Qf8 27.Qd4 Ra4 28.Qh8 Kf7 29.Qh7 Ke8=) 27.Qh8 Kf7 28.Nh6 Ke7 29.Nf5 ef5 30.Kf1 fe3 (30...c3 31.Bc3 Qg6 32.Qb8 Ra4 33.Qc7 Ke8 34.Rg6 hg6+–) 31.Qh7 1–0. mbarker (2410) – cristero (2460), net–chess.com, 2015.

7.d4 0-0 8.c4 b6 9.Nbd2 (9.Nc3 Bb7+=) 9...c6 (9...Bb7 10.Rc1+=) 10.Be2= Bb7 (10...Qc7 11.0-0=) 11.0-0 Re8 (11...Qc7 12.Qb3=) 12.Rb1 (12.Qb3 Qc7=) 12...h6 (12...Qc7 13.Qb3=) 13.Qb3 Re7 (13...Ra7 14.Ba3 Bc7 15.Rfc1=) 14.Ba3 (14.Bc3 Bc7+=) 14...Ba3= 15.Qa3 dc4 (15...c5 16.Qb2 cd4 17.Nd4=) 16.Rb6 (16.Nc4 Nc5 17.Qc1 Ncd7+=) 16...Nb8= 17.Qb2 c3 18.Qb3 (18.Qc3 A deflection 18...Qb6) 18...Ra7+= (worse is 18...cd2 19.Rb7 Rb7 20.Qb7+=) 19.Nc4 Nd5 20.h3 (20.a3 Rc7+=) 20...Qc7 (20...Rc7 21.Ra1-/+) 21.Rc1 (21.Ra1!?-/+) 21...Nd7-+ (21...Nb6?! 22.Nb6 Ba6 23.Nc4+=) 22.Rb7 Rb7 23.Qa3 (23.Qd1 c5-/+) 23...c5 24.e4 Ra7 25.Qb3 Nf4 (25...Qf4 26.Rc2 Nb4 27.Rc3 Na2 28.Re3-+) 26.Bf1 Nf6 (26...cd4 27.Nd4 Nc5 28.Qc3 Ra2 29.Ne3 Nh3 30.gh3=) 27.g3 (27.e5 N6d5-/+) 27...Ne4-+ 28.Qc2 f5 (28...Nf6 29.gf4 Qf4 30.Nce5 Ra2 31.Qa2 Qc1 32.Qa8 Re8 33.Qa7-+) 29.gf4-/+ Qf4 30.Bg2?? (30.dc5 Qf3 31.Nd6-+) 30...Ra2!!-+ 31.Qd1 (31.Qa2 Theme: Deflection from c1 31...Qc1) 31...Nf2 32.Qf1 Qg3 33.Nce5 Nh3 (33...Nh3 34.Kh1 Nf4-+) 0–1. Bosak,Alexandr Mikhailovich – Pawlak,W, corr Poland, 1998.

7.Be2 +=.

7.a4 A) 7...c4 A1) 8.Nf3 Nc5 (8...Bd7 9.Bd4 Nc5 10.Nc3 Na4 11.Na4 Ra4 12.Be2 Be7 13.0-0 0-0; 8...Bb4 9.Nc3 Nc5 10.Be2 0-0 11.0-0 Bd7 12.Ne5 Bc3 13.Bc3 Nfe4; 8...Bd6 9.Be2 0-0 10.Bd4 Nc5 11.Nc3 Bd7 12.0-0 Na4 13.Na4 Ba4; 8...Be7 9.Be2 Bd7 10.0-0 Nc5 11.Nc3 Na4 12.Na4 Ba4 13.d3 0-0) 9.Nc3 Bd6 10.Be2 0-0 11.0-0 Bd7 12.Ba3 Nfe4 13.Ne4 Ne4; A2) 8.Bd4 Bc5 (8...Nc5 9.Nc3 Bd7 10.Nf3 Na4 11.Na4 Ba4 12.Be2 Be7 13.0-0 0-0; 8...Bd7 9.Nf3 Nc5 10.Nc3 Na4 11.Na4 Ba4 12.Be2 Be7 13.0-0 0-0; 8...Bb4 9.Nc3 0-0 10.Nf3 Nb8 11.Be2 Nc6 12.0-0 Ne4 13.Qe1 Qa5; 8...Bd6 9.Nc3 Nc5 10.Nf3 Bd7 11.Be2 Na4 12.0-0 Nc3 13.Bc3 0-0) 9.Nf3 Bd4 10.Nd4 Ne4 11.g3 Nac5 12.Bg2 0-0 13.Be4 Ne4; A3) 8.Nc3 Nc5 (8...Bd6 9.Nb5 Be7 10.Nf3 Nc5 11.Be5 0-0 12.Be2 Bd7 13.0-0 Ra4; 8...Qb6 9.Qc1 Bd6 10.Nf3 Nc5 11.Be2 0-0 12.Ba3 Nfe4 13.Ne4 Ne4; 8...Bd7 9.Nf3 Nc5 10.Be2 Na4 11.Na4 Ba4 12.0-0 Bc5 13.Bd4 Qc7; 8...Bb4 9.Nf3 Nc5 10.Be2 0-0 11.0-0 Bd7 12.Ne5 Bc3 13.Bc3 Nfe4) 9.Nf3 Bd6 10.Be2 0-0 11.Nb5 Be7 12.0-0 Bd7 13.Be5 Ra4; B) 7...Bd6 B1) 8.Nf3 0-0 (8...c4 9.Nc3 Nc5 10.Be2 0-0 11.0-0 Bd7 12.Ba3 Nfe4 13.Ne4 Ne4; 8...Bd7 9.Be5 Be5 10.Ne5 Nb4 11.Nc3 d4 12.ed4 cd4 13.Nb5 0-0; 8...Nb4 9.Nc3 0-0 10.Be2 Bd7 11.0-0 c4 12.Ne5 Qc7 13.Rf3 Rfd8) 9.Nc3 Bd7 10.Be2 c4 11.0-0 Nc5 12.Ba3 Nfe4 13.Ne4 Ne4; B2) 8.Nc3 0-0 (8...c4 9.Be2 0-0 10.Nb5 Be7 11.Nf3 Nc5 12.0-0 Bd7 13.Be5 Ra4; 8...Bd7 9.Nf3 0-0 10.Nb5 Be7 11.Be2 c4 12.0-0 Nc5 13.Be5 Ra4; 8...Nb4 9.Nf3 0-0 10.Be2 d4 11.Nb5 de3 12.de3 Be7 13.Qc1 Qd5; 8...d4 9.Nb5 0-0 10.Nf3 Nd5 11.Be2 Nab4 12.0-0 f6 13.g3 de3) 9.Nf3 c4 10.Be2 Bd7 11.0-0 Nc5 12.Ba3 Nfe4 13.Ne4 Ne4; B3) 8.Na3 0-0 (8...c4 9.Nf3 Nc5 10.Nb5 Be7 11.Be2 0-0 12.0-0 Bd7 13.Be5 Ra4; 8...Nb4 9.Nb5 0-0 10.Bf6 gf6 11.c3 Nc6 12.Qh5 c4 13.Nf3 Na5; 8...Bd7 9.Nb5 Be7 10.Nf3 0-0 11.Be5 Ne4 12.Be2 f6 13.Bb2 c4) 9.Nb5 Be7 10.Nf3 c4 11.Be2 Nc5 12.Be5 Bd7 13.0-0 Ra4; B4) 8.Bb5 Bd7 9.Nf3 0-0 10.0-0 Nb4 11.Bd7 Nd7 12.Nc3 Nb6 13.d3 Ra5; C) 7...Be7 8.Bb5 (8.Nf3 0-0 9.Bb5 Nc7 10.Na3 Ne4 11.0-0 c4 12.Nd4 Bd7 13.Qe2 Bb4) 8...Bd7 9.Nf3 Nb4 10.Nc3 Bc6 11.Bc6 bc6 12.0-0 0-0 13.Rb1 h6; D) 7...Bd7 D1) 8.Nc3 c4 (8...d4 9.ed4 cd4 10.Nb5 Bc5 11.Nf3 0-0 12.Bc4 Nd5 13.Ne5 Nab4; 8...Bd6 9.Nf3 0-0 10.Bb5 Bc6 11.0-0 Nb4 12.Be2 d4 13.Nb5 Be4) 9.Nf3 Nc5 10.Be2 Na4 11.Na4 Ba4 12.0-0 Bc5 13.Bd4 Qc7; D2) 8.Nf3 c4 (8...Bd6 9.Bb5 0-0 10.0-0 Nb4 11.Bd7 Nd7 12.Nc3 Nb6 13.d3 Ra5; 8...Be7 9.Nc3 0-0 10.Ne5 Nb4 11.Be2 d4 12.Nb5 Bb5 13.ab5 Ra1) 9.Be2 Nc5 10.Nc3 Na4 11.Na4 Ba4 12.0-0 Bc5 13.Bd4 Qc7.

7.Nc3 A) 7...Qb6 A1) 8.Rb1 Be7 (8...d4 9.ed4 Bd7 10.Nf3 Nb4 11.d5 Be7 12.Ne5 ed5 13.a3 d4; 8...Nb4 9.a3 Nc6 10.Nb5 Qd8 11.Nf3 c4 12.Be2 Bc5 13.Nbd4 Nd4; 8...c4 9.Nf3 Nb4 10.a3 Nc6 11.Be2 Qa5 12.0-0 Bc5 13.Ne5 0-0; 8...Bd7 9.Nf3 Be7 10.Ne5 0-0 11.Be2 d4 12.ed4 cd4 13.Ne4 Ba4) 9.Nf3 0-0 10.a3 Bd7 11.Ne5 c4 12.Be2 Nc5 13.0-0 Bc6; A2) 8.a4 c4 (8...Bd7 9.Nf3 c4 10.Qb1 Nb4 11.Be2 Bd6 12.Ne5 Bc6 13.Ba3 0-0; 8...Be7 9.Bb5 Bd7 10.Nf3 Nb4 11.0-0 0-0 12.Bd7 Nd7 13.Nb5 h6; 8...d4 9.ed4 cd4 10.Nb5 Nb4 11.Nf3 Bc5 12.Bd4 Bd4 13.Nfd4 0-0) 9.Qc1 Nc5 10.Nf3 Bd6 11.Be2 Bd7 12.Ne5 0-0 13.Ba3 Qc7; A3) 8.Qc1 Bd6 (8...Nb4 9.a3 Nc6 10.Nf3 Bd7 11.Be2 Be7 12.Ne5 0-0 13.0-0 Ne5; 8...Be7 9.Nf3 Nb4 10.a3 Nc6 11.Be2 0-0 12.0-0 d4 13.Nb5 Nd5; 8...Bd7 9.Nf3 d4 10.ed4 cd4 11.Ne2 d3 12.cd3 Nb4 13.Ne5 Rc8; 8...c4 9.Nf3 Bd6 10.a4 0-0 11.Be2 Nc5 12.Ba3 Nfe4 13.Ne4 Ne4) 9.Nf3 0-0 10.a4 Bd7 11.Ne5 c4 12.Be2 Nb4 13.0-0 Bc6; A4) 8.Bb5 Bd7 (8...Kd8 9.a4 d4 10.ed4 cd4 11.Nce2 d3 12.cd3 Nb4 13.Nf3 Nd3) 9.a4 d4 10.Bd7 Nd7 11.Nb5 de3 12.de3 c4 13.Bd4 Bc5; B) 7...Bd6 B1) 8.Nf3 c4 (8...0-0 9.Be2 Bd7 10.Ne5 d4 11.Nd7 Qd7 12.Nb5 Nc7 13.a4 e5; 8...Bd7 9.Ne5 c4 10.Be2 Nc5 11.0-0 0-0 12.d3 Qb6 13.Rb1 Na4; 8...Nb4 9.Be2 0-0 10.Nb5 Be7 11.c3 Nc6 12.0-0 Bd7 13.a4 c4) 9.Nb5 Be7 10.Be2 0-0 11.0-0 Bd7 12.Nbd4 Nc5 13.Ne5 Qb6; B2) 8.Nb5 Be7 (8...0-0 9.Nf3 Be7 10.Be2 Bd7 11.0-0 c4 12.Nc3 Nc5 13.Ne5 Qc7; 8...c4 9.Nd6 Qd6 10.Nf3 0-0 11.Be2 Nc5 12.Be5 Qe7 13.0-0 Bd7; 8...Nb4 9.Nf3 Be7 10.c3 Nc6 11.Be2 0-0 12.0-0 h6 13.c4 b6) 9.Nf3 c4 10.a4 Nc5 11.Be2 0-0 12.0-0 Bd7 13.Be5 Ra4; B3) 8.Be2 0-0 (8...Bd7 9.Nb5 Be7 10.Nf3 c4 11.Nc3 Qb6 12.Rb1 Nc5 13.Ne5 0-0; 8...c4 9.Nf3 Nc5 10.Ne5 0-0 11.0-0 Bd7 12.d3 Qb6 13.Rb1 Na4; 8...Nc7 9.Nf3 d4 10.ed4 cd4 11.Nb5 Nb5 12.Bb5 Bd7 13.Qe2 0-0) 9.Nf3 Bd7 10.a4 c4 11.0-0 Nc5 12.Ne5 Na4 13.Qc1 b5; B4) 8.Bb5 Bd7 9.Nf3 0-0 10.Bd7 Qd7 11.0-0 d4 12.ed4 Bf4 13.Qe2 Nb4; C) 7...Bd7 C1) 8.a4 c4 (8...Bd6 9.Nf3 0-0 10.Ne5 c4 11.Be2 Nc5 12.0-0 Na4 13.Qc1 b5; 8...Qb6 9.Bb5 d4 10.Bd7 Kd7 11.ed4 Be7 12.Nf3 Ke8 13.Nb5 Nc7; 8...d4 9.ed4 cd4 10.Nb5 Bc5 11.Nf3 0-0 12.Bd3 Nb4 13.0-0 Qb6) 9.Nf3 Nc5 10.Be2 Na4 11.Na4 Ba4 12.0-0 Bc5 13.Bd4 Qc7; C2) 8.Nf3 c4 (8...Bd6 9.Bb5 Nb4 10.0-0 0-0 11.Bd7 Qd7 12.a4 Ng4 13.Nb5 f6; 8...Be7 9.Ne5 0-0 10.Nd7 Nd7 11.Be2 Qb6 12.a4 c4 13.Qb1 Nac5; 8...Qb6 9.Rb1 c4 10.Be2 Bc5 11.Ne5 Qc7 12.0-0 0-0 13.Rf3 Nh5; 8...Nb4 9.Be2 c4 10.0-0 Bc5 11.Ne5 0-0 12.a4 h6 13.Bf3 Qe8) 9.Ne5 Nc5 10.Qf3 Bd6 11.Be2 0-0 12.0-0 Be5 13.fe5 Nfe4; D) 7...c4 D1) 8.a4 Qb6 (8...Be7 9.Nf3 Qb6 10.Qb1 0-0 11.Be2 Nb4 12.0-0 Bd7 13.Ba3 Qa5; 8...Nc5 9.Nf3 Bd7 10.Ne5 Na4 11.Nd7 Nb2 12.Nf6 gf6 13.Qc1 Ra1; 8...Bd7 9.Nf3 Nc5 10.Be2 Na4 11.Na4 Ba4 12.0-0 Bc5 13.Bd4 Qc7; 8...Bd6 9.Nf3 Nc5 10.Be2 0-0 11.0-0 Bd7 12.Ba3 Nfe4 13.Ne4 Ne4) 9.Qc1 Bd6 10.Nf3 Nc5 11.Be2 0-0 12.Ne5 Nfe4 13.Ne4 Ne4; D2) 8.Nf3 Bd6 (8...Nc5 9.Be2 Bd6 10.0-0 Bd7 11.Ne5 0-0 12.d3 Qb6 13.Qc1 cd3; 8...Bd7 9.Ne5 Nc5 10.Qf3 Bd6 11.Be2 0-0 12.0-0 Be5 13.fe5 Nfe4; 8...Be7 9.Be2 Nc5 10.0-0 0-0 11.Nd4 Bd7 12.d3 Qb6 13.Rb1 cd3; 8...Nb4 9.Be2 Bc5 10.0-0 0-0 11.a4 Bd7 12.Ne5 Nc6 13.Ba3 Ba3) 9.Be2 Nc5 10.0-0 Bd7 11.Ne5 0-0 12.d3 Qb6 13.Qc1 cd3.

7.Nf3 Nb4 A) 8.Nc3 Be7 (8...c4 9.Be2 Bc5 10.a4 0-0 11.0-0 Bd7 12.Ne5 Nc6 13.Ba3 Ba3; 8...Bd6 9.Be2 0-0 10.0-0 c4 11.a4 Bd7 12.Ne5 Bc6 13.Rb1 Qa5; 8...Bd7 9.Be2 c4 10.0-0 Bc5 11.Ne5 0-0 12.a4 Nc6 13.Ba3 Ba3; 8...Nc6 9.Be2 c4 10.0-0 Bc5 11.a4 0-0 12.Ba3 Ba3 13.Ra3 h6) 9.Bb5 Bd7 10.0-0 0-0 11.a4 Bc6 12.Bc6 bc6 13.Rb1 h6; B) 8.Be2 c4 (8...Bd7 9.Nc3 c4 10.Ne5 Bc5 11.0-0 0-0 12.a4 Nc6 13.Ba3 Ba3; 8...Be7 9.0-0 0-0 10.a4 Ne4 11.Nc3 f6 12.Nb5 Bd7 13.d3 Nd6; 8...Bd6 9.Nc3 0-0 10.0-0 c4 11.a4 Bd7 12.Ne5 Bc6 13.Nb5 Bb5; 8...h6 9.Nc3 Be7 10.0-0 0-0 11.a3 Nc6 12.Ne5 Bd7 13.a4 Ne5) 9.0-0 Bd7 10.Nc3 Bc5 11.Ne5 0-0 12.a4 Nc6 13.Ba3 Ba3; C) 8.Bb5 Bd7 (8...Nc6 9.Ne5 Qb6 10.Nc3 Bd6 11.0-0 0-0 12.a4 Ne5 13.fe5 Be5) 9.Nc3 Bd6 10.Bd7 Qd7 11.0-0 0-0 12.a4 Ng4 13.Nb5 f6; D) 8.Ne5 c4 (8...Qb6 9.Nc3 d4 10.a3 dc3 11.ab4 Ra1 12.Ba1 cd2 13.Qd2 Ne4) 9.Nc3 Bc5 10.Be2 0-0 11.0-0 Nc6 12.Kh1 Qc7 13.Qe1 Qb6.

7.Nf3 Qb6 8.Qc1 (8.Bf6 gf6 9.Nc3 c4= 10.Be2 Bd7 11.0-0 Bc5 12.Qc1 Nb4 13.a3 Nc6; 8.Be5 Be7 (8...Bd6 9.Nc3 0-0 10.Qb1 Qd8 11.Be2 Nb4 12.Qb2 Be7 13.Nb5 Nc6) 9.Nc3 0-0 10.Ba6 Qa6 11.a4 Ne8 12.f5 f6 13.Bg3 Nd6) 8...Bd6 (8...Nb4 9.a3 Nc6 10.Nc3 Bd7 11.a4 c4 12.Be2 Be7 13.0-0 0-0; 8...Be7 9.Nc3 0-0 10.Be2 Nc7 11.Rb1 d4 12.Nd1 Qd6 13.0-0 Ra4; 8...c4 9.Be2 Bd6 10.Bd4 Nc5 11.Nc3 0-0 12.0-0 Bd7 13.Ne5 Qc7; 8...Bd7 9.Nc3 Nb4 10.Ne5 Be7 11.Be2 0-0 12.0-0 d4 13.Nd7 Nd7) 9.Be2 (9.Bf6 gf6 10.Nc3 c4 11.Rb1 Qa5 12.Nd4 Nb4 13.Be2 Na2) 9...0-0 10.0-0 (10.Bf6 gf6 11.Nc3 c4 12.0-0 Nb4 13.Qb2 Bc5) 10...Re8 (10...Nb4 11.Bf6 gf6 12.Qb2 Qd8 13.Nc3 Bd7) 11.c4 (11.Bf6 gf6 12.Nc3 c4 13.Nd4 Nb4) 11...Nb4 (11...Qd8 12.Ne5= (12.Nc3 Bd7 13.Nb5 Be7) 12...Nb4 13.Nc3 Ne4; 11...Ne4 12.a3 Nc7 13.d3 Nf6) 12.a3+= Nc6 13.Bf6 gf6 14.cd5 ed5 15.Nc3 d4 16.Rb1 Qa5 (16...Qd8 17.Nd5+=) 17.Nd5+– Kg7 18.Nb6 Rb8 19.Rb5 Qa7 20.Bd3 de3 21.de3 (worse 21.Nc8 Rbc8 22.de3 Bf4 23.ef4 c4 24.Kh1 cd3=) 21...c4 22.Bc4 (22.Nc8?! Rec8 23.Nh4 Ne7 24.Nf5 Nf5 25.Bf5 Rc5 26.Rc5 Qc5=+) 22...Qa3 23.Qa3 Ba3 24.Kf2 Be6 25.Rfb1 Bc8 (25...Nd8 26.Bd3+–) 26.Rd1 (26.Nc8 Rec8 27.Rb7 Rb7 28.Rb7 Nd8+–) 26...Be7 27.Nd4 Bg4 28.Be2 Nd4 29.Rd4 (29.ed4 Be2 30.Ke2 Rbd8+–) 29...Be2 (29...f5!?+–) 30.Ke2+– Bd8 31.Nd7 Ra8 32.Rb7 Ra2 33.Kf3 Kh8 (33...Be7 34.f5+–) 34.Rb8 (34.Nc5!? Ra3 35.Re4 Rf8+–) 34...Rg8 35.Nc5 Be7 36.Rg8 Kg8 37.Ne4 (37.Nd7 Kg7+–) 37...f5 38.Ng3 Ra5 39.Rd7 Bh4 (39...Ba3 40.Ne2+–) 40.Nh5 (40.Nf5 Rf5 41.Kg4 Rf6 42.Kh4 Re6+–) 40...Kf8 41.Rb7 Be1 42.Rb1 Bd2 43.Rb3 Be1 (43...Ke7 44.Ke2 Bc1 45.Rb7 Kf8 46.Rb1+–) 44.Ke2 Bh4? (better 44...Ra1+–) 45.Rb8 Ke7 46.g3 Ra2 47.Kf3 Rh2 48.gh4 Rh4 49.Ng3 Ke6 50.Rb6 Kd5 51.Nf5 Rh1 52.Rh6 (52.Rf6 h5+–) 52...Ra1 (52...Rh6 53.e4 (worse 53.Nh6 f6+–) 53...Ke6 54.Nh6+–) 53.Rh7 (53.Ne7 Kc4 54.Rh7 Kd3 55.Rf7 Rf1 56.Kg2 Rc1+–) 53...f6 (53...Ke6 54.Nh6 f5 55.Rg7+–) 54.e4 Ke6 (54...Kc5+–) 55.Re7 1–0. Siembab,Bartosz (2275) – Khamidov,Komil (1935), 46th Akiba Rubinstein Open A, Polanica, 2010.

7.Nf3 c4 A) 8.Nc3 Nc5 (8...Bd7 9.Ne5 Bd6 10.Be2 Nc5 11.d3 cd3 12.cd3 0-0 13.0-0 Qc7; 8...Qb6 9.Rb1 Nb4 10.Be2 Qd8 11.0-0 Bc5 12.Ne5 0-0 13.a4 Nc6; 8...Be7 9.Be2 Nc5 10.0-0 Bd7 11.Nd4 0-0 12.d3 cd3 13.cd3 Qb6; 8...Bd6 9.Nb5 Be7 10.Be2 0-0 11.0-0 Bd7 12.Nbd4 Qb6 13.Rb1 Nc5) 9.Be2 Bd7 10.0-0 Bd6 11.Qe1 Qb6 12.Rb1 Bf4 13.Qh4 Bc7; B) 8.Be5 Ne4 (8...Nc5 9.Nc3 Nfe4 10.d3 Qa5 11.de4 Ne4 12.Be2 Bb4 13.0-0 Nc3; 8...Be7 9.Nc3 0-0 10.Be2 Nc5 11.0-0 h6 12.Qe1 Nfe4 13.d3 Nc3; 8...Bd7 9.Be2 Bb4 10.a3 Be7 11.Nc3 Nc5 12.Nd4 0-0 13.0-0 Nfe4; 8...Bb4 9.Be2 Bd7 10.0-0 0-0 11.a3 Be7 12.Nc3 Nc5 13.Nd4 Nfe4) 9.Nc3 f6 10.Bd4 Nac5 11.Be2 Nc3 12.Bc3 Bd6 13.d3 cd3; C) 8.Bd4 Nc5 (8...Bd6 9.Be2 0-0 10.Nc3 Nb4 11.0-0 Nc6 12.Rb1 Qe7 13.Rb5 Nd4; 8...Bd7 9.Nc3 Bd6 10.Be2 0-0 11.0-0 Nb4 12.Qb1 Qe7 13.Be5 Nc6; 8...Nb8 9.Nc3 Nc6 10.Be2 Bb4 11.0-0 0-0 12.a3 Ra3 13.Ra3 Ba3; 8...Nb4 9.Nc3 Nc6 10.Be2 Bb4 11.0-0 0-0 12.a3 Ra3 13.Ra3 Ba3) 9.Nc3 Bd6 10.Be2 0-0 11.0-0 Bd7 12.Ne5 Qc7 13.d3 b5; D) 8.Be2= Nc5 (8...Bd7 9.0-0 Nc5 10.Nc3 Be7 11.Ne5 0-0 12.d3 Qb6 13.Qc1 cd3; 8...Bd6 9.0-0 Nc5 10.Nc3 Bd7 11.Qe1 0-0 12.Ne5 Ra6 13.d3 Qb6; 8...Bc5 9.Nc3 0-0 10.0-0 Nb4 11.a4 h6 12.Ne5 Bd7 13.Bf3 Qe8; 8...Qb6 9.Be5 Bd6 10.Nc3 0-0 11.0-0 Nc5 12.Qb1 Qd8 13.Qb2 Qe7) 9.Nc3 Bd7 10.0-0 Bd6 11.Ne5 0-0 12.d3 Qb6 13.Qc1 cd3.

7.Nf3 Bd6 A) 8.Na3 c4 (8...0-0 9.Nb5 Be7 10.Be2 Bd7 11.Ne5 c4 12.Nc3 Nc5 13.0-0 Qc7; 8...Bd7 9.Nb5 Be7 10.Ne5 c4 11.Nc3 0-0 12.Be2 Nc5 13.0-0 Qc7; 8...Nc7 9.Nb5 Nb5 10.Bb5 Bd7 11.a4 0-0 12.0-0 Bb5 13.ab5 Qe7; 8...Nb4 9.Nb5 0-0 10.Be2 Be7 11.0-0 Bd7 12.c3 Nc6 13.a4 c4) 9.Nb5 Be7 10.Be2 0-0 11.0-0 Bd7 12.Nc3 Nc5 13.Ne5 Qc7; B) 8.a4 0-0 (8...c4 9.Nc3 0-0 10.Be2 Nc5 11.0-0 Bd7 12.Ba3 Nfe4 13.Ne4 Ne4; 8...Bd7 9.Nc3 0-0 10.Bb5 Nb4 11.Bd7 Qd7 12.0-0 Rfd8 13.Nb5 Qe7; 8...Nb4 9.Nc3 0-0 10.Be2 Bd7 11.0-0 c4 12.Ne5 h6 13.Rf3 Nc6; 8...h6 9.Nc3 0-0 10.Nb5 Be7 11.Be2 c4 12.0-0 Nc5 13.d3 Na4) 9.Nc3 c4 10.Be2 Nc5 11.0-0 Bd7 12.Ba3 Nfe4 13.Ne4 Ne4; C) 8.Bb5 Bd7 9.Nc3 0-0 10.a4 Bc6 11.0-0 Nb4 12.Be2 d4 13.Nb5 Be4; D) 8.Nc3 0-0 (8...c4 9.Nb5 Be7 10.Be2 Bd7 11.Nc3 Nc5 12.0-0 0-0 13.Ne5 Qc7; 8...Bd7 9.Nb5 Be7 10.Ne5 0-0 11.Be2 c4 12.Nc3 Nc5 13.0-0 Qc7; 8...Nb4 9.Be2 0-0 10.0-0 c4 11.Ne5 Bd7 12.a4 Qc7 13.Qb1 Bc6) 9.Nb5 Be7 10.Be2 c4 11.0-0 Bd7 12.Nbd4 Nc5 13.Ne5 Qb6.

7.Nf3 Be7 A) 8.Nc3 0-0 (8...c4 9.Be2 Nc5 10.0-0 Bd7 11.Nd4 0-0 12.d3 cd3 13.cd3 Qb6; 8...Bd7 9.Bb5 Bb5 10.Nb5 0-0 11.0-0 c4 12.Be5 Nc5 13.Nfd4 Qd7; 8...Nb4 9.Bb5 Bd7 10.0-0 Qb6 11.a4 0-0 12.Ne5 Bc6 13.Be2 d4; 8...Qb6 9.Bb5 Bd7 10.a4 Nb4 11.Ne5 Bc6 12.0-0 0-0 13.Be2 d4) 9.Be2 Qb6 10.Rb1 Nb4 11.a3 Nc6 12.0-0 d4 13.Ba1 Qd8; B) 8.Be2 Qb6 (8...Bd7 9.0-0 0-0 10.Ne5 Qb6 11.Qc1 c4 12.Nc3 Nc5 13.d3 cd3; 8...0-0 9.Nc3 Qb6 10.Rb1 Nb4 11.a3 Nc6 12.0-0 d4 13.Bc1 Qa5; 8...c4 9.0-0 Nc5 10.Nc3 Bd7 11.Nd4 0-0 12.d3 cd3 13.cd3 Qb6; 8...h6 9.Nc3 0-0 10.0-0 c4 11.Ne5 Nc5 12.Qe1 Bd7 13.Bf3 Na4) 9.Bf6 Bf6 10.Nc3 0-0 11.0-0 Bd7 12.Ne5 Qc7 13.Ng4 Bc3; C) 8.a4 0-0 9.Be2 Qb6 10.Qc1 Nb4 11.0-0 Ne4 12.Nc3 f6 13.Nb5 Bd7; D) 8.Bb5 Bd7 9.Nc3 Bb5 10.Nb5 Qb6 11.a4 Nc7 12.Nc7 Qc7 13.0-0 0-0.

6.cd5 ed5 7.Bb5 c6 8.Be2 =+.

7.a4 Bb4 8.Nf3 Nbd7 9.Be2 h6 10.0-0 Bd6 11.Nd4 0-0 12.Nc6 Qe8 13.d4 Nb8 14.a5 (better 14.Nb8 Rb8 15.Ba3+=) 14...Nc6-/+ 15.bc6 Qc6 (15...Ra5?! 16.Ra5 ba5 17.Qa4=) 16.ab6 Ra1 17.Ba1 Qb6 18.Nc3 Bd7 19.Qc2 c6 20.Rb1 Qa7 21.Na4 Ne4 22.f3 Bh2?? (better 22...Nf6=+) 23.Kh2+- Qc7 24.Kg1 Qg3? (24...Ng3+-) 25.fe4 Qe3 26.Kh1 de4 27.Nc5 Be8 28.Ne4 f5 29.Nd6 Qg3 (29...Bd7 30.Bf3+-) 30.Ne8 Re8 31.Bf3 (31.Qc6 Kf8+-) 31...Rd8 32.Kg1 c5 (32...Qc7+-) 33.Rb3 (better 33.dc5 Re8 34.Qc3+-) 33...cd4?? (better 33...Qe1 34.Kh2 Qh4 35.Kg1 Qe1 36.Kh2 Qh4 37.Kg1 Qe1=) 34.Qf2 (34.Qe2 Qd6 35.Rb5 d3+-) 34...Qd6 (34...Qf2 35.Kf2 e5 36.Rb5+-) 35.Rd3 e5 36.Qa2 Kh7 37.Rd2 (37.Qa5 Qf6 38.Bd5 Rd6+-) 37...Rb8 38.Bb2 (38.Rd1 Rd8+-) 38...d3? (better 38...e4!? 39.Bd1 Qg3+/-) 39.Qf7 Rb2? (39...Qf6 40.Qd5 Rb2 41.Rb2 e4 42.Be4 Qb2 43.Bf5 g6 44.Qf7 Qg7 45.Bg6 Kh8 46.Qe8 Qg8 47.Qe5 Qg7 48.Qb8 Qg8+-) 40.Qf5 (40.Rb2 Qg6 41.Qd5 Qg3+-) 40...Kh8 (40...g6 41.Qf7 Kh8 42.Rb2 Qd4 43.Rf2 d2+-) 41.Rb2 Qd4 42.Rf2 (42.Kf1 Qd8 43.Be4 Qf6 44.Rb8 Qd8 45.Rd8) 42...d2 43.Bd1 e4 44.Qf8 (44.Qf4 Qc5 45.Qe4 Qb6 46.Qe8 Kh7 47.Bc2 g6 48.Kh2 Qc7 49.g3 Qe7 50.Qe7 Kg8 51.Rf8) 44...Kh7 45.Qf4 Qa1 (45...Kh8 46.Qd2 Qd2 47.Rd2+-) 46.Rd2 (46.Qe4 Kg8 47.Qe8 Kh7 48.Rd2 Qa7 49.Kh2 Qc7 50.g3 Qc4 51.Bh5 Qe4 52.Qe4 g6 53.Qg6 Kh8 54.Rd8) 46...Qa7 47.Kh1 (47.Kh1 Qe7 48.Bh5+-) 1-0. Atotheking (1655) - Fthi123 (1755), lichess.org, 2020.

7.a4 Bb7 8.f3 Be7 (8...c5 9.bc6 Nc6 10.Ne2-/+) 9.g3 (9.Nh3 c5-/+) 9...Nbd7 (9...c5-/+) 10.h4? (10.Ne2 h5-/+) 10...c5 (10...Bd6 11.Kf2-+) 11.d3? (better 11.bc6!? Bc6 12.Ne2-/+) 11...c4! 12.dc4 (12.a5 Qc7 13.Kf2 ba5-+) 12...dc4 (12...Qc7 13.Ne2 dc4 14.Nd2-+) 13.Bc4 (13.Nd2 Qc7 14.Kf2-+) 13...Nc5?? (better 13...Qc7 14.Nd2 Bb4-+) 14.Bb3?? (better 14.Qd8 Kd8 15.e4=+) 14...Qd1-+ 15.Kd1 (15.Bd1 Nd3 16.Ke2 Nb2-+) 15...Nb3 16.Ne2 (16.Bf6 Bf6 17.Ra3-+) 16...Na1 17.Ba1 Bf3 18.Rf1 Be2 (better 18...Bh5!? 19.Bf6 Bf6 20.Rf4-+) 19.Ke2 0-0 (19...Ra4 20.Bd4-+) 20.Bf6 (20.Nc3 Rfc8 21.Kf3 Nd7-+) 20...Bf6 21.Rf6 (21.Rf4-+) 21...gf6 22.Nc3 Rfc8 23.Kd3 Rc3! 24.Kc3 Ra4 25.Kb3 Re4 26.Kc3 Re3 27.Kd4 Rg3 28.Ke4 Rg4 29.Kf3 Rh4 30.Kg3 Rb4 31.Kf3 White threatens to counter with Rb3+ 31...Rb5 32.Ke4 (32.Ke2 h5 33.Kd3 Rg5 34.Kc2 h4 35.Kd2 h3 36.Kc2 h2 37.Kd3 h1Q 38.Ke2 Rg3 39.Kf2 Qh2 40.Ke1 Rg1) 32...Rb3 33.Kd4 Rb1 (33...b5 34.Kc5 h5 35.Kc6 h4 36.Kb6 h3 37.Kc5 h2 38.Kc6 h1Q 39.Kb6 Rc3 40.Ka6 Qa8 41.Kb6 Qb8 42.Ka5 b4 43.Ka4 Ra3) 34.Kc4 Rd1 35.Kc3 (35.Kb3 h5 36.Kc2 Rd5 37.Kb2 h4 38.Kc2 h3 39.Kb3 h2 40.Kc3 h1Q 41.Kc2 Qf3 42.Kb2 Rd2 43.Kb1 Qf1) 35...h5 36.Kc2 Rd8 37.Kc3 (37.Kb3 h4 38.Kc4 f5 39.Kb3 h3 40.Ka3 h2 41.Kb3 h1Q 42.Kb2 Qe4 43.Kb3 Rd3 44.Ka2 Qb4 45.Ka1 Ra3) 37...f5 38.Kb4 (38.Kc4 h4 39.Kc3 h3 40.Kc2 e5 41.Kb3 h2 42.Kb2 h1Q 43.Kc2 Qf3 44.Kb1 Rd2 45.Kc1 Qd1) 38...e5 (38...h4 39.Kc4 h3 40.Kb5 h2 41.Kb4 h1Q 42.Kb5 Qd5 43.Kb6 Rb8 44.Kc7 Rb7 45.Kc8 Qd7) 39.Kb5 h4 40.Kb6 f4 41.Kc7 (41.Kc5 f3 42.Kc6 e4 43.Kc7 Rd2 44.Kb8 f2 45.Kc7 f1Q 46.Kb6 Qc1 47.Kb7 Rb2 48.Ka6 Qa1) 41...e4 42.Kd8 f5 43.Ke7 (43.Kd7 h3 44.Kc6 f3 45.Kd5 h2 46.Kc5 h1Q 47.Kc4 f2 48.Kd5 e3 49.Ke5 f1Q 50.Kd4 Qe4 51.Kc5 Qc1 52.Kb5 Qc7 53.Ka6 Qd3) 43...f3 44.Ke6 (44.Kd6 h3 45.Ke5 f2 46.Kf5 f1Q 47.Ke5 h2 48.Kd5 Qf6 49.Kc5 h1Q 50.Kc4 Qc1 51.Kb5 Qcc3 52.Ka4 Qfc6) 44...h3 45.Kf5 (45.Kd5 f2 46.Kd4 f1Q 47.Kc3 h2 48.Kd4 Qd3 49.Ke5 h1Q 50.Kf5 Qh5 51.Ke6 e3 52.Kf6 Qd6) 45...f2 46.Ke4 (46.Ke5 h2 47.Kd5 f1Q 48.Kc5 h1Q 49.Kb4 Qd3 50.Kc5 Qh5 51.Kc6 Qhb5 52.Kc7 Qdd7) 46...h2 (46...f1Q 47.Kd5 h2 48.Kd4 h1Q 49.Kc5 Qf2 50.Kd6 Qd2 51.Kc7 Qa8 52.Kb6 Qda5) 47.Kf3 (47.Kd4 f1Q 48.Kc5 h1Q 49.Kd6 Qf6 50.Kc5 Qhc6 51.Kb4 Qfc3) 47...h1Q (47...f1Q 48.Ke4 h1Q 49.Ke5 Qc6 50.Kd4 Qf4 51.Kd3 Qcc4) 48.Kf2= Qa8 49.Ke3 Kh8 50.Kd4 Kh7 51.Ke5 Kh6 52.Kd6 Kh5 53.Kc5 Kh4 54.Kd4 Kh3 55.Ke5 Kh2 56.Kd6 Kh1 57.Kc5 Kg1 58.Kd6 Kf1 59.Kc5 Ke1 60.Kd6 Kd1 61.Kc5 Kc1 62.Kd6 Kb1 63.Kc5 Ka1 64.Kd4?? (64.Kd6 Kb2=) 64...Ka2 (better 64...Qa5 65.Kc4 Ka2-+) 65.Ke5= Ka3 66.Kf4 Ka4 67.Kg5 Ka5 68.Kf6 Qe4 69.Kf7 Ka6 70.Kf6 Ka7 71.Kf7 Ka8 72.Kf6 Kb8 73.Kf7 Kc8 74.Kf6 Kd8 75.Kf7 Kc8 76.Kf6 Kb8 77.Kf7 Ka8 78.Kf6 Ka7 79.Kf7 Ka6 80.Kf6 Ka5 81.Kf7 Ka4 82.Kf6?? (82.Kg8 Qe7 83.Kh8 Kb5 84.Kg8 Qe2 85.Kf8 Kb6 86.Kg8 Kc5 87.Kf7 Kd5 88.Kg8 Qd2 89.Kh7 Qc3 90.Kh6 Qe3 91.Kg6 Qg1 92.Kf5 Qd1 93.Kf4 Qd2 94.Kf5 Qf2 95.Kg6 Qc2 96.Kg5 Qg2 97.Kf4 Kc4 98.Ke5) 82...Ka3 (82...Kb5 83.Kf7 Qf4 84.Ke7 Kc6 85.Ke6 Qc4 86.Kf5 Qe2 87.Kg5 Qe3 88.Kg4 Kd6 89.Kf5 Qe2 90.Kf4 Qe7 91.Kf3 Qe5 92.Kf2 Qe8 93.Kg2 Qe2 94.Kg1 Ke5 95.Kh1 Kf4 96.Kg1 Kg3 97.Kh1 Qg2) 83.Kf7 Ka2 84.Kf6?? (84.Kg7 Kb3 85.Kf6 Ka4 86.Kg5 Kb5 87.Kf6 Kc6 88.Kf7 Qh7 89.Ke6 Qh2 90.Kf5 Qh1 91.Ke5 Qd1 92.Ke4 Qh5 93.Kd3 Kb5 94.Ke3 Qd1 95.Ke4 Qg4 96.Kd3 Qc4 97.Kd2 Ka4 98.Ke3) 84...Ka1 (84...Kb3 85.Kg7 Kc4 86.Kf6 Qd5 87.Kg6 Kc5 88.Kh6 Qe6 89.Kg5 Qe2 90.Kf4 Qe1 91.Kf3 Qc1 92.Kg2 Qc2 93.Kf3 Qb3 94.Kg2 Qc3 95.Kf2 Qd4 96.Ke2 Qe4 97.Kf2 Kb4 98.Kg3) 85.Kf7 Kb1 86.Kf6 Kc1 87.Kf7 Kd1 88.Kf6?? (88.Kg7 Kd2 89.Kf6 Qd5 90.Kg6 Kd3 91.Kg7 Qe5 92.Kg6 Kd2 93.Kh6 Qf5 94.Kg7 Qe5 95.Kh6 Qf6 96.Kh5 Qf5 97.Kh6 Ke3 98.Kg7) 88...Ke1 (88...Kd2 89.Kf7 Qd5 90.Kf6 Qd6 91.Kg5 Kc1 92.Kf5 Kb2 93.Ke4 Kc3 94.Kf5 Kd3 95.Kg4 Qd4 96.Kf3 Qe4 97.Kg3 Kd4 98.Kf2) 89.Kf7 Kf1 90.Kf6 Kg1 91.Kf7 Kh1 92.Kf6 Kh2 (92...Qd4 93.Ke7=) 93.Kf7?? (93.Kg5 Qe6 94.Kf4 Kg2 95.Kg5 Kg3 96.Kh5 Kf4 97.Kh4 Qg4) 93...Kh3 94.Kf6?? (94.Kg7 Kg4-+) 94...Kh4 (94...Kg4 95.Kf7=) 95.Kg7 Kh5 (95...Qe5 96.Kg6=) 96.Kf7 Kh6 (96...Qd5 97.Kf6=) 97.Kf6 Kh7 (better 97...Kh5 98.Kf7=) 98.Kg5= ½-½. afsharian – numbarms, lichess.org, 2018.

7.a4 Bb7 8.Nf3 Bd6 9.Be2 0-0 10.0-0 Nbd7 11.h3 (11.Ba3 Ne4=) 11...Nc5 (11...Qe7 12.d4=+) 12.Nc3 Re8 13.d4 Nce4 14.Qc2 Nc3 15.Bc3 Ne4 16.Rfc1 Qd7 17.Bb2 Rac8 (17...Rec8 18.Ne5 Be5 19.de5=) 18.Ba3 Ba3 19.Ra3 Qd6 (19...c5 20.bc6 Rc6 21.Qb2=) 20.Ra2 (20.Qb2 c5+=) 20...c5= 21.Bd3 (21.bc6 Bc6 22.Qb2=) 21...c4?? (better 21...cd4 22.Qb2 de3 23.fe3 Rc1 24.Qc1 e5-/+) 22.Be4+= de4 23.Nd2 f5 (23...c3 24.Nb1 e5 25.de5 Re5+=) 24.Nb1 (better 24.Nc4!? Qd8 25.Qd1+/-) 24...Bd5 (24...e5 25.de5 Qe5 26.Qe2=) 25.Nc3 (25.a5 ba5 26.Ra5 Qb6+=) 25...Qb4 (25...Ra8 26.Qe2= (worse 26.Nd5 ed5 27.Qe2 f4-/+)) 26.Rb1 (26.a5 ba5 27.Rb1 Qd6+=) 26...Qa5= 27.Ra3 (27.Rab2 Red8=) 27...Ra8 (27...Rf8 28.Rc1=) 28.g3 (28.Nd1!?+=) 28...Rec8 29.Kg2 Qa7 30.Ne2 (30.a5 ba5 31.b6 Qb7=+) 30...Qe7=+ 31.Qc3 Qg5 (31...Ra5 32.Nf4=+) 32.Nf4 (32.a5 Qh5 33.Nf4 Qf3 34.Kg1 g5 35.Nd5 ed5=) 32...Qf6 (32...Ra5 33.Qb4=+) 33.Qb4 (better 33.a5=) 33...Rc6?? (better 33...Qf8=+) 34.bc6+- g5 (34...Rc8 35.Qb6 Bc6 36.Qa6+-) 35.Nd5 ed5 36.Qb6 f4 (36...Rc8 37.Rb5 Rc6 38.Qb8 Kg7 39.Rd5+-) 37.Qb7 (better 37.c7 Qf5 38.Qb8 Kg7+-) 37...Rf8 (37...Re8 38.ef4 gf4 39.c7+-) 38.c7 fg3 39.Qd5 Rf7 (39...Kg7 40.f4 ef3 41.Kg3 f2 42.Qd7 Rf7+-) 40.Qd8 (40.Qd8 Kg7 41.Qf6 Rf6 42.c8Q gf2 43.Rb7 Kh6 44.Kf1 Kg6 45.Qg8 Kh5 46.Rh7 Rh6 47.Qf7 Kh4 48.Rh6 Kg3 49.Qf2) 1-0. Abdullaevich (1830) - Ibrahimaltaweel (1825), lichess.org, 2019.

7.a4 Bd6-/+ 8.Nf3 Nbd7 (8...0-0 9.d3-/+) 9.g3 (9.Be2!?=+) 9...0-0-/+ 10.Bg2 (10.Be2 e5-/+) 10...e5 11.0-0 (11.d3 Qa5 12.Bc3 Qb6-/+) 11...Re8 (11...e4 12.Ng5-+) 12.d4 (12.d3 Qa5-/+) 12...cd4 (12...e4 13.Nfd2 c4 14.f3 ef3 15.Qf3-/+) 13.ed4 (13.Ba3 Ba3 14.Ra3 de3 15.fe3 Qa5-/+) 13...e4 14.Nfd2 Nf8 (14...Qa5 15.Re1-/+) 15.Na3 (15.Re1 Ne6-/+) 15...h5 (15...Qa5 16.Re1-/+) 16.Nc2 (16.Rc1 Qa5-/+) 16...N8h7 (16...Bg4 17.f3 Bd7 18.fe4 de4 19.Qe2=) 17.Ne3 Ng5 (17...Bg4 18.Ng4 hg4 19.Qe2=+) 18.Qb3 (18.Rc1 Qa5=+) 18...Bb8 (18...Nh3 19.Kh1 Be6 20.Ba3=+) 19.Rfc1 (19.Rac1 h4=+) 19...Bh3 (19...Nh3 20.Kf1=+) 20.Bh1 (20.Ba3 Bg2 21.Kg2 Qa5=) 20...Be6 21.Ba3 Ng4 22.Bg2 Qf6 23.Ng4 hg4 24.Bc5 Nf3 25.Nf3 gf3 26.Bf1 g5 27.b6 Kg7 28.Qd1 Rh8 29.h3?? (better is 29.Qd2=). Montoliu Daroca,Inma – Becerra Rivero,Julio (2510), Open Balaguer Open, 1997.

7.a4 Bd7 8.Nf3 Bd6 9.Be2 Qe7 10.0-0 (10.Be5 0-0=) 10...0-0 (10...e5 11.d4 e4 12.Ne5=+) 11.d3 (11.Ne5 Qd8=) 11...b6 (11...e5 12.Qc2=+) 12.Nbd2 (12.Ne5 Bc8=) 12...Bc8 (12...e5 13.Re1=+) 13.Qc2 Bb7 (13...e5 14.Rfc1=+) 14.Ne1 (14.Nb3 Qc7=) 14...Nbd7 15.f4 (15.Nb3!?=) 15...e5-/+ 16.Bf3 (16.f5 Rfd8=+) 16...ef4 17.ef4 (17.e4 Be5-/+) 17...Qe3 18.Kh1 (18.Rf2 Qf4 19.g3 Qg5-+) 18...Bf4 (18...Qf4 19.g3 Qh6 20.Kg1-+) 19.Nb3 (19.Nc4 Qe6-/+) 19...Qe7 20.Qd1 (20.a5 ba5 21.Na5 Rfb8-/+) 20...Qd6 (20...Bc7 21.Qd2-+) 21.h3 (21.d4 Bh2 22.dc5 bc5 23.Bf6 Nf6 24.Nc5 Qc5 25.Kh2 Ne4-/+) 21...Bg3 (21...Rfb8 22.Nc2-+) 22.Nc2 (22.d4 Rfe8 23.dc5 bc5-/+) 22...Bh4 (22...Qc7 23.Qd2-+) 23.Ne3 (23.a5 ba5 24.Na5 Qc7-/+) 23...Qg3 (better 23...Qe6!? 24.Ng4 Nh5-/+) 24.Nf5=+ Qg5 25.g4 g6?? (better 25...Ne8=) 26.Bc1+- Ne5?? (26...gf5 27.Bg5 Bg5 28.gf5 Bf4+-) 27.Bg5 Nf3 (27...Bg5 28.Nd6 Rab8 29.a5+-) 28.Qf3 (better 28.Bh4 Nh4 29.Nd6 Ne8 30.Nb7 c4 31.dc4 dc4+-) 28...Bg5 29.Ne7 (29.Nd6 Bc8+-) 29...Kg7 30.d4 (30.a5 Rfe8 31.Rae1 Kf8+-) 30...Rab8 (30...c4 31.Nc1 Ne4 32.Nc6+-) 31.Rae1 (31.dc5!? Rbe8 32.Rae1 Ne4+-) 31...c4 (31...Ne4 32.Nc6 Bc6 33.bc6+-) 32.Nd2 Ne4 (32...h6 33.Re2+-) 33.Ne4 de4 34.Qe3 (better 34.Qg3 e3 35.Nc6+-) 34...Be7?? (better 34...Be3 35.Re3 Rbd8-+) 35.Rg1 (35.d5 Rbd8 36.Qb6 Bd5+-) 35...Bd6 (35...Ra8 36.d5 Bc5 37.Qc3 Kg8 38.Qc4+/-) 36.Ref1 (36.d5 Bc5 37.Qc3 Kg8 38.Qc4 Rbd8+/-) 36...f5 (better 36...Rbc8+/-) 37.Rg2?? (better 37.gf5 Rbe8 38.fg6 Rf1 39.Rf1 hg6 40.d5 Bd5 41.Rd1+-) 37...f4 38.Qe4 (38.Qe4 Be4 39.Kg1 Bg2 40.Kg2 f3 41.Kg1 f2 42.Kg2-+). ClayPigeons (2150) - AlekseyBurko_1988 (2120), Rated Bullet game, lichess.org, 2019.

7.a4 Nbd7 8.Nf3 b6 9.Be2 Bb7 10.0-0 Bd6 11.h3 0-0 12.Nh2 Qc7 13.d3?? (better 13.Nf3=+) 13...Bh2-+ 14.Kh1 Be5 15.d4 Bd6 16.dc5 Nc5 17.Bf6 gf6 18.Nd2 Kh8 19.Nf3 Rg8 20.Nd4 Ne4 (20...Ra5 21.Bd3-+) 21.Rc1 Qd7 22.Nc6 (22.Bd3 Nc5-+) 22...Rg7 23.f3 (23.Rc2-+) 23…Ng3 (23...Ng3 24.Kg1 Bc5-+) 0-1. Abdullaevich (1880) - Narendiran (1845), lichess.org, 2020.

7.bc6 bc6 8.a4 Bd6 9.Nc3 0-0 10.Nf3 Ba6 (10...e5 11.d4 e4 12.Nd2=+) 11.Ba6 Ra6 12.0-0 c5 (12...Nbd7 13.d3=+) 13.d3 Nc6 14.Qd2 Nb4 15.Rfb1 Rb6 (15...Re8 16.e4 Qb8 17.Qe2=) 16.Ba3 h6 17.a5 Ra6 18.Bb4 cb4 19.Ne2? (better 19.Nb5!? Be7 20.Nbd4=) 19...Ra5-/+ 20.Ra5 Qa5 21.Ned4 Qa3 (better 21...Ra8!?-/+) 22.Nb5= Qa6 23.Nd6 Qd6 24.Qb4 Qb4 25.Rb4 Nd7 26.Rb5 Rb8 27.h3?? (better 27.Rb8 Nb8 28.Nd4=) 27...Rb7 (27...Rb5 28.Kf1-+) 28.Kh2 (better 28.Rb7 Nf8 29.Nd4+-) 28...Rb5-+ 29.Nd4 (29.d4 Nf6 30.Ne5 Rb3-+) 29...Rb2 30.Kg3 (30.e4 de4 31.de4 e5-+) 30...e5 (better 30...Nc5 31.f4-+) 31.Nf5 (31.Nc6 Kf8 32.d4 Nf6-+) 31...Kf8 32.Nd6 (32.f3 h5 33.f4 Nc5 34.fe5 Nd3-+) 32...Ke7 33.Nc8 (33.Nf5 Kf6 34.Nd6 Rb8-+) 33...Kd8 (better 33...Ke6!? 34.Na7-+) 34.Nd6 Ke7 35.Nc8 Ke6 36.Na7 Kd6 (better 36...Nb8 37.f4-+) 37.Nc8 Ke6 38.Na7 Nf8 (38...Nb8 39.f4-+) 39.Nc6 Kd6 40.Nd8 Kd7 (better 40...Ng6 41.Nf7 Ke7 42.Nh6 gh6 43.Kf3-+) 41.Nf7 Ke6 42.Nd8 Kd7 (42...Ke7!? 43.Nc6 Kd6 44.Nd8-+) 43.Nf7 Ke7 (better 43...Ng6 44.f4 ef4 45.ef4 Ke6 46.Nd8 Kf5-+) 44.Ne5 Ke6 45.Nf3 (45.d4 Nd7 46.Nd3 Rd2 47.Nf4 Kd6-+) 45...Ng6 (better 45...Nd7!? 46.Ne1-+) 46.Nd4 Kd7 (46...Kf6 47.Nf3-+) 47.Nf5 (47.Nf3 d4!-+) 47...Ne5 48.d4 Nd3 49.f3 (49.Ng7 Rf2 50.Nh5 Rb2-+) 49...Nf2 (better 49...Ne1 50.Kf4-+) 50.Ng7 Ke7 (better 50...Nd3 51.Nh5 Kc6-+) 51.Nf5-/+ (51.Nf5 Ke6 52.Ng7 Kf6 53.Ne8 Ke7 54.Nc7-+) 1-0. ClayPigeons (2075) - khosro7777 (2080), Rated Bullet game, lichess.org, 2019.

7.bc6!? Nc6 8.Bb5 =+.

7.bc6 Nc6 8.Nf3 Bd6 =+.

7.Nf3 Bd6 8.Be2 =+.

7.Nf3 Nbd7 8.a4 Bd6 9.d3 0-0 10.Nbd2 e5 11.Qc2 Qe7 12.e4 b6 13.Be2 Bb7 14.0-0 Rfd8 15.Rfe1 Nf8 16.Bf1 Ng6 17.g3 Rac8 18.Bg2 c4 19.ed5 c3 20.Bc3 Nd5 21.Nc4 Nc3 22.Qc3 Bb4 23.Qb3 Be1 24.Re1 Bd5 25.Nfd2 Bg2 26.Kg2 h6 27.Nf3 Qb7 28.a5 ba5 29.Na5 Qd5 30.Qb4 Rb8 31.Nc6 Qc6 0–1. Tendulkar – Morozevich,A (?), ICC blitz, 1999.

7.Nf3 Be7 8.Bd3 c4 9.Bc2 =+.

7.Nf3 Be7 8.Bd3 Nbd7 9.0-0 Qc7 (9...0-0 10.Qc2=+) 10.h3 (10.Qc2 e5 11.e4 de4 12.Be4 Ne4 13.Qe4 f6=+) 10...e5 11.Bc2 (11.Be2 e4 12.Ne1 c4=+) 11...e4 (11...0-0 12.d3=+) 12.Nh2 (12.Ne1 0-0=+) 12...Ne5 (12...Bd6 13.f4-/+) 13.f4 (13.d3!?=+) 13...Nc4-/+ 14.Bc1 (14.Bc3 Qd7-/+) 14...Nd6 (14...Bd7 15.d3 ed3 16.Bd3-/+) 15.Qe2 (15.Na3 Qb6-/+) 15...d4-+ (Black gets in control) 16.d3 (better is 16.ed4 cd4 17.d3-+) 16...c4 (16...Nb5?! 17.de4 c4 18.ed4 Nd4 19.Qd1-/+) 17.de4 d3 (17...Nb5?! 18.ed4 Nd4 19.Qd1-/+) 18.Bd3 cd3 19.Qd3 Nde4 20.Bb2 (20.Ba3 Ba3 21.Na3 0-0-+) 20...Be6 21.a4 Rd8 22.Bd4 Rc8 23.Nd2 Ng3 24.Rfc1? Qc1 25.Rc1 Rc1 26.Kf2 Nh1 27.Kf3 0-0 28.Nhf1? Rd8 29.Qe2 Rc2 30.Bf6 gf6 31.g4 Bb4 32.Qd1 Bd5 33.e4 Be4! 34.Ke4 Nf2 (35.Kf3 Nd1-+) 0–1. Oldernes,Lars Arne (1810) – Esbensen,Andreas d.y. (1935), Klubbmesterskap VSK, 2005.

7.Nf3 Be7 8.Be2 0-0 9.0-0 Nbd7 10.Nc3 (10.Qc2 Bd6=+) 10...c4 (10...e5 11.d4 ed4 12.ed4=+) 11.d3= cd3 12.Bd3 Ba3 (12...Nc5 13.Bc2=) 13.Ba3 Ra3 14.Nb1 Ra8 15.Qc2 b6 (15...e5 16.Be2=) 16.Rc1 Nc5 17.Nbd2 Bb7 18.Ne5 (18.Nb3 Nb3 19.Qb3 Qd6=) 18...Qd6 (Black gets strong initiative) 19.f4 (19.Ndf3 Rfc8=) 19...Rfc8=+ 20.Nb3 Nb3 21.Qb3 d4 22.Rc8 Rc8 (22...Bc8?! 23.Rd1=) 23.Rd1 (23.Bc4 de3 24.Qe3 Ng4 25.Ng4 Rc4-/+) 23...Qc5 24.Qc4 (24.Qb2 de3 25.Qe2 Nd5 26.Bh7 Kh8 27.Nf7 Kh7 28.Ng5 Kg8 29.Ne6 Qe7-+) 24...de3 25.Qc5 Rc5 26.g3 Rc3 27.Nc4 Bf3 28.Be2 h6 29.Bf3 Rc4 30.Be2 Ra4 31.Ra1 (31.Rd8 Kh7 32.Rf8 Ra7-/+) 31...Nd5 32.Bd3 (32.Kf1 g5 33.fg5 hg5-+) 32...Rd4 33.Bc2 Nb4 (34.Bd1 Rd2-+) 0–1. Andersson,Lars H – Lindstroem,Bo, corr SSKK, 1991.

7.f4 Bd7 8.a4 Qa5 9.Nf3 Bd6 10.Be2 0-0 11.0-0 c4 12.Ne5 Be8 13.Qe1 Nbd7 14.Bc3 Qc7 15.Qg3 Ne5 16.fe5 Ne4 17.Qf4 Nc3 18.Nc3 Be5 19.Qf2 Bh2 20.Kh1 Be5 21.Bg4 Bc3 22.dc3 Qe5 23.Rfc1 f5 24.Be2 f4 25.ef4 Rf4 26.Bf3 Bh5 27.Qb6 Bf3 28.gf3 Qh5 29.Kg2 Qf3 30.Kg1 Rg4 31.Kh2 Qg3 0–1. elsh1403 (1660) – vischi, internet, 2014.

7.a4 cb5 8.ab5 Bd7?? 9.Ra8+- Qb6 (9...Bd6 10.Nf3+-) 10.Nc3 (better 10.Rb8 Qd8 11.Rd8 Kd8 12.Qf3+-) 10...Qd8 (10...Bd6 11.Na4 Qd8 12.Ra7+-) 11.Nf3 Bd6 12.Qb3 0-0 13.Be2 Ne8 (13...Qc7 14.0-0+-) 14.0-0 Nc7 15.Raa1 b6 16.Ba3 Qe7 17.Bd6 Qd6 18.d4 f6 19.Ra7 Ne8 (19...Rc8 20.Rfa1+-) 20.Qa3 (better 20.Rfa1+-) 20...Na6 (20...Qa3 21.Ra3 Nd6+-) 21.Qd6 (21.ba6?! Qa3 22.Nd5 ed5 23.Rd7 Nd6+/-; 21.Ra6 Qa3 22.Ra3 Nd6+-; 21.Qa6 e5+-) 21...Nd6 22.Rd7 Nb5 23.Bb5 Nb8 24.Rb7 Nd7 25.Bd7 e5 26.Be6 Kh8 27.de5 Rb8 28.Rb8 1-0. ClayPigeons (2150) - Sixto_Corbo (2215), Rated Bullet game, lichess.org, 2021.

7.a4 cb5 8.Bb5 Bd7 9.Qb3 Bd6 10.Bd7 Qd7 11.Bf6 gf6 12.Nc3 Nc6 13.Nge2 Nb4 (13...Na5 14.Qc2=) 14.0-0 Rg8 15.Nb5 Nc6 (better 15...Be7!?+=) 16.Nd6+/- Qd6 17.Rfb1 (17.Qb7!? Rb8 18.Qa6+/-) 17...Rb8 (17...Na5 18.Qc3+=) 18.Qd3 (18.a5 Rg4+/-) 18...Ne5 19.Qh7 Ke7 (19...Nf3! 20.Kh1 Rg7 21.Qh8 Ke7=) 20.Rb7!+/- Rb7 21.Qg8 Rb8 (21...Qa3 22.Rc1 (22.Ra3?? Rb1 23.Nc1 Rc1) 22...Qa4 23.Qc8+/-) 22.Qg3 (better 22.Qh7+-) 22...Nd3? (better 22...Qa3 23.Rc1 Qa4+/-) 23.Qd6+- Kd6 24.Nd4 (24.a5 e5+-) 24...e5 (24...Rb2 25.a5 Kc7 26.h4+-) 25.Nb5 (25.Nf5 Ke6 26.Ng7 Ke7+-) 25...Kc5 26.h3 f5 27.f3 Nb4? (27...f4 28.Kf1+-) 28.Rc1 (28.d4 ed4 29.ed4 Kb6+-) 28...Kb6 29.Nd6 Nd3 (29...Ka5+-) 30.Rb1 Ka7 31.Rb8 Kb8 32.Nf7 (32.h4 f4+-) 32...e4 (32...Kc7+-) 33.fe4 de4 34.Nh6 (34.h4!? Nc5 35.h5 Nd7+-) 34...Nc5 35.Nf5 Na4 36.Nd6 Nc5 (36...Kc7 37.Ne4 Nb2 38.h4+-) 37.h4 Kc7 38.Nf5 (38.h5 Nd7 (38...Kd6?? 39.h6+-) 39.Ne4 Kc6+-) 38...Kd7 (38...Kc6 39.h5 Nd7 40.h6+-) 39.g4 (better 39.h5!? Nd3+-) 39...Ke6 40.h5 Kf6 41.h6 (better 41.Nd6+-) 41...Ne6 (41...Kg6 42.Kf2+-) 42.Nd6 (42.h7 Kg5 43.h8Q Kg4 44.Qf6 Kf3 45.Nd4 Kg4 46.Qf5 Kg3 47.Qg6 Ng5 48.Qg5 Kh3 49.Qh5 Kg3 50.Nf5) 42...Kg6 (42...Ng5 43.Kf2+-) 43.Ne4 Kh6 44.g5! Ng5 (44...Kg6+-) 45.Ng5 Kg5 46.Kf2 Kf5 47.Kf3 Ke5 48.d3 Kd5 49.Kf4 Ke6 50.e4 Kd6 51.d4 White prepares the advance e5 51...Kc6 52.Kf5 Kb5 53.e5 Kc4 54.e6 (better 54.Ke4 Kb5 55.Kd5+-) 54...Kd3 (54...Kd4 55.e7+-) 55.e7 (55.d5 Kd4 56.d6 Ke3 57.d7 Kd4 58.d8Q Kc3 59.e7 Kc2 60.e8Q Kc3 61.Qc6 Kb3 62.Qdb6 Ka3 63.Qa8) 55...Kd4 56.e8Q Kd5 57.Qe5 Kc4 58.Ke6 Kd3 59.Qd5 (59.Kd5 Kd2 60.Kc4 Kc2 61.Qh2 Kd1 62.Kd3 Ke1 63.Qe2) 59...Kc3 60.Ke5 Kb4 (60...Kb2 61.Kd4 Kb1 62.Kc3 Ka1 63.Kb3 Kb1 64.Qd1) 61.Qd4 (61.Kd4 Ka4 62.Qb7 Ka5 63.Kc4 Ka4 64.Qb4) 61...Kb3 62.Kd5 Kc2 (62...Ka2 63.Kc4 Kb1 64.Qf2 Kc1 65.Kc3 Kd1 66.Qd2) 63.Kc4 Kc1 (63...Kb1 64.Qd2 Ka1 65.Kc3 Kb1 66.Qb2) 64.Qd3 (64.Kc3 Kb1 65.Qb6 Kc1 66.Qg1) 64...Kb2 65.Qd2 (65.Qe2 Kc1 66.Kc3 Kb1 67.Qb2) 65...Ka3 66.Qc3 (66.Qe2 Ka4 67.Qa2) 66...Ka2 67.Qb3 (67.Qb3 Ka1 68.Qd1 Kb2 69.Qe2 Kc1 70.Kc3 Kb1 71.Qb2; 67.Qc2 Ka1 68.Qd1 Kb2 69.Qe2 Kc1 70.Kc3 Kb1 71.Qb2) 1-0. afsharian - Dread_Pirate_11, lichess.org, 2018.

7.a4 Bd6 8.Nc3 Nbd7 9.Nf3 Qe7 (9...c5 10.d4=+) 10.d4 (10.bc6 bc6 11.Nd4 Nb8=) 10...e5 11.de5 Ne5 12.Be2 0-0 13.0-0 Nf3 14.Bf3 Bf5 15.Re1 (15.a5 Rfc8=+) 15...Ne4 (15...Rfe8 16.a5=+) 16.Ne2 (16.bc6 bc6 17.Ne4 de4=) 16...Rfe8 17.Nd4 (17.bc6 bc6 18.Ng3 Ng3 19.hg3 Be4=+) 17...Bd7 (17...Bh2 18.Kh2 Qh4 19.Kg1 Qf2 20.Kh2 Qh4 21.Kg1 Qf2 22.Kh2 Qb2 23.Re2=) 18.Qb3 (18.bc6 A) worse 18...Bc6 19.Nf5 Qc7 20.Nd6 (20.Bg7? Bh2 21.Kf1 Bd7-+) 20...Qd6 21.Qd4+/-; B) 18...bc6 19.Qc2 Ng5=+) 18...Nd2 (better 18...Qe5 19.g3 Nd2-/+) 19.Qc3? (19.Qc2 Nf3 20.Nf3 Qe4=+) 19...Nf3 (better 19...Bb4 20.Qd3 Nf3 21.Nf3 Be1 22.Ne1 cb5-+) 20.gf3?? (20.Nf3 f6 21.bc6 bc6=+) 20...f6?? (20...Bb4 21.Qc2 Be1 22.Re1-+) 21.f4? (21.bc6!? bc6 22.Nc6-/+) 21...Qe4 (21...Bb4 22.Qb3 Be1 23.Re1-+) 22.Kf1? (22.f3 Qg6 23.Kh1 c5-+) 22...Qh1 (22...c5!? 23.Nc2-+) 23.Ke2 Qh2 24.Rg1 Qh5 (24...Qf4 25.bc6 bc6 26.Nc6-+) 25.Kd2 Re4 (25...c5 26.Ne2 d4 27.Qd3-+) 26.Rg2 (better 26.Rh1 Qe8 27.f3-/+) 26...Qe8?? (better 26...c5 27.Ne2 d4-+ (27...Raa4 28.Rg7 Kh8 29.Qf6 Rad4 30.Nd4 Qe2 31.Ne2 Rd4 32.Bd4 Be7 33.Re7 Kg8 34.Qf7; 27...Rea4 28.Rg7 Kh8 29.Qf6 Rd4 30.Nd4 Qd1 31.Kd1 Ra1 32.Ba1 Be7 33.Re7 Kg8 34.Qg7)) 27.Rag1 (better 27.Rg7 Kh8 28.Rh1+/-) 27...Re7?? (27...g6 28.bc6 bc6 29.Ra1-/+) 28.f5?? (better 28.Nc6 d4 29.Ne7 Kf8 30.Qc4 de3 31.fe3+-) 28...c5?? (28...Kh8 29.bc6 bc6 30.Ba3 Ba3 31.Qa3-/+) 29.Ne6?? (better 29.Nc6 d4 30.Ne7 Qe7 31.Rg7 Qg7 32.Qb3 (32.Rg7?! Kg7 33.ed4 Bc8+-) 32...Kh8 33.Rg7 Kg7 34.Qd5+- (34.ed4?! cd4 35.Bd4 Be7+-)) 29...Be6?? (29...d4 30.ed4 Be6 31.fe6 cd4 32.Qb3-/+ (32.Qd4?? Be5 33.Qe4 Bb2-+)) 30.fe6 (30.Rg7! Rg7 31.Rg7 Kf8 32.Qf6 Bf7 33.Rg8 Kg8 34.Qg7) 30...Re6?? (better 30...Be5 31.Qc2 Bb2 32.Qb2 d4-+ (32...Ra4 33.Qf6 Ra2 34.Ke1+=)) 31.Rg7+- Kh8 32.Qd3 (32.Qf6 Rf6 33.Bf6 Qe3 34.fe3 Ra4 35.Rb7) 32...Be5?? (32...Qh5 33.R1g5 Qh3 34.Qd5 Be5 35.Rb7 Rae8+-) 33.Qh7 1-0. ClayPigeons (2135) - chesspassionist (2240), Rated Bullet game, lichess.org, 2020.

7.a4 Bd6 8.Nf3 0-0 9.Nc3 Nbd7 10.d4 Qa5 11.Qc2 Bb4 12.Bd3 h6 (12...c5 13.dc5 Nc5 14.0-0=+) 13.0-0 c5 14.dc5 (14.Na2 c4 15.Nb4 Qb4+=) 14...Nc5= 15.Be2 (15.Na2 Nd3 (15...Na4? 16.Nb4 Qb4 17.Ba3+-) 16.Bf6 gf6 17.Qd3 Qa4=) 15...Nce4 (15...Bd7 16.Na2 Na4 17.Nb4 Qb4 18.Ba3=+) 16.Ne4 Ne4 17.Nd4 Bd7 18.Nb3 Qd8 19.a5 Ba5 20.Na5 Ra5 21.Ra5 Qa5 22.f3 (22.Qd3 Qd2 23.Qd2 Nd2=+) 22...Nd6 (22...Rc8 23.Qd3 Nd6 24.Qd4-+) 23.Qd3? (better 23.Ra1 Qb6 24.Bd4=) 23...Bb5-+ (worse 23...Qb5 24.Qd4 Nf5 25.Bb5 Nd4 26.Bd7+/-; 23...Nb5?! 24.Rc1-/+) 24.Qd4 Nf5?? (better 24...f6 25.Ra1 Qc7 26.Bb5 Nb5-+) 25.Qe5?? (better 25.Qc5=) 25...Be2-+ 26.Ra1 (26.g4 Bf1 27.gf5 f6 28.Qe6 Kh7 29.Kf1 Qb5 30.Kg2 Re8-+) 26...Qd2 (better 26...Qb6-+) 27.g4 (27.e4 Bf3! 28.gf3 Qe3 29.Kf1 Qf3 30.Kg1 Qg4 31.Kh1 de4-+) 27...Qe3 (27...Bf3 28.Qg7 Ng7 29.Kf1 Qe2 30.Kg1 Qg2) 28.Qe3-+ Ne3 29.Kf2 (29.Re1 Rd8 30.Re2 Nc4-+) 29...Nc4 30.Bg7 (30.Ke2 Nb2 31.Rb1 Nc4 32.Rb7 Ra8-+) 30...Kg7 31.Ke2 Rc8 (31...e5 32.h4-+) 32.Rb1 (32.f4 Nd6 33.Ra2 b5-+) 32...b6 33.h4 (33.h3 Ra8 34.Rb3 Ra2 35.Ke1 Rh2-+) 33...Ra8 34.Kf2 Ra3 (34...Ra2 35.Kg3-+) 35.Kg3 (35.f4 h5! 36.gh5 Kh6-+) 35...Rf3! 36.Kf3 Nd2 37.Kf4 White prepares g5 37...Nb1 38.Ke5 (38.Ke3 h5! 39.g5 Nc3-+) 38...Nd2 39.g5 (39.Kf4 Kf6-+) 39...hg5 40.hg5 Kg6 41.Kd4 Kg5 (41...Kg5 42.Kd3 f5-+) 0-1. Abdullaevich (1750) - tomashernand (2065), lichess.org, 2020.

7.a4 Be7 8.Nf3 0-0 9.d4 Bb4 10.Bc3 Qa5 11.Qd2 Bc3 12.Qc3 Bd7 13.Qa5 Ra5 14.bc6 Bc6 15.Nc3 Nbd7 (15...Ne4!? 16.Nb5 Nd7-/+) 16.Bd3 Rfa8 17.0-0 Ba4 18.Na4 Ra4 19.Ra4 Ra4 20.Bb5 Ra7 21.Rb1 Kf8 22.Kf1 Ke7 23.h3 Ne4 24.Bd7 Kd7 25.Ne5 Ke7 26.Ke1 f6 27.Ng4 h5 28.Nh2 Kd7 29.f3 Nd6 30.g4 hg4 31.fg4 Nc4 32.Ke2?? (32.Nf1-+) 32...Ra2 33.Kf3 Nd2 (33...Nd2 34.Kg2 Nb1 35.Kg1 Nc3-+) 0–1. popovicigelu (1610) – januszpalikot, internet, 2012.

7.a4 Be7 8.f4 0-0 9.Nf3 Bd7 10.Nc3 Qe8 11.Bd3 cb5 12.ab5 Ra1 13.Qa1 Bb5?? (better is 13...Qd8=) 14.Bb5+– Qd8 15.0-0 Qb6 16.Ne5 Bb4 17.Bd3 Nc6 18.Nc6 bc6 19.Rb1 Qc7 20.Qa4 c5 21.Nb5 Qb6 22.Bf6 gf6 23.Nc3 Qc7 24.Nb5 Qd7?? (24...Qb6 25.Qd1 f5+–) 25.Qa1 Bd2 26.Qf6 Be3 27.Kh1 c4?? (27...Rd8 28.Re1 d4 29.Qg5 Kf8 30.Qc5 Qe7 31.Qe5+–) 28.Bc2 (28.Qg5! Kh8 29.Qh6 Qb5 30.Qf8) 28...Qd8?? (better is 28...Rb8 29.Qg5 Kf8+/–) 29.Qd8 Rd8+= 30.Nc3? (better is 30.g3!?+=) 30...Bf4-+ 31.g3 Bh6 32.Ne2 (32.Rb7!?-/+) 32...d4-+ 33.Nf4 (33.Bd1 Bd2-+) 33...d3 34.Bd1 c3 35.Rb7 (35.Rc1 c2 36.Bc2-+) 35...c2 36.Bc2 dc2 37.Kg2 (37.Rc7 Rd1 38.Kg2-+) 37...Bf4 38.gf4 c1Q 0–1. jura1946 – mtm12, internet, 2012.

7.Nc3 Bb4 8.a4 0-0 9.Nf3 Nbd7 10.Be2 Nc5 11.0-0= Bd7 (11...cb5 12.ab5 Bd7 13.Ra8 Qa8 14.d4+=) 12.Ne5 (12.Na2!? Ba5 13.Ba3+/-) 12...Qc7 13.Nd7 (better 13.d4=) 13...Qd7 (13...Ncd7 14.Qc2=) 14.h3 (better 14.Na2!? Ba5 15.Ba3+/-) 14...Nce4= 15.Ne4 Ne4 16.d3 (16.bc6 Qc6 17.Bb5 Qd6=) 16...Nd6 (16...Nc3 17.Bc3 Bc3 18.bc6 bc6 19.Ra2=+) 17.Qb3= c5 18.Rfc1 b6 19.Bc3 (19.Be5 Rfc8=) 19...Bc3=+ 20.Qc3 Ra5 21.d4 c4 22.Qb4 Nb7 23.Bf3 Qd6 24.Qc3 Rfa8 25.Bd1 (25.e4 Ra4 26.Ra4 Ra4 27.ed5 ed5=) 25...Qe7 26.Bc2 Qg5 27.e4 Nd6 28.ed5 ed5 29.Qf3? (better 29.Re1!? f5 30.Qf3=+) 29...Nb5!-+ 30.Re1? (30.ab5 Ra1 Pinning (30...Ra1 Deflection)) 30...Nd4 31.Qc3 Nc2 32.Qc2 Ra4 (better 32...b5-+) 33.Ra4 (33.Qa4 Rf8+-) 33...Rb8 34.Ra7 b5 35.Ree7 (35.Rb7! Rd8 36.Rb5 h6+-) 35...Rf8 36.Reb7 d4 37.Rb5 (better 37.Qe4 Qd8 38.Qf5+-) 37...Qb5-+ 38.Rc7 c3 39.Qe4 (39.Qd1 Qb8 40.Rc5 Qf4-+) 39...Qb6 (39...Qb8 40.Re7 Qc8 41.Qc2-+) 40.Rc4 Rd8 41.Qd3 Qa7 (41...Qa6 42.Kh2-+) 42.g3 (42.Qd1 Qd7 43.Qd3 h6-+) 42...Qb6 (42...Qa6 43.Kh2 c2 44.Qc2-+) 43.Kg2 (43.Kh2 h6-+) 43...Qf6 (43...Qa6 44.Qf1 Rc8 45.Rc8 Qc8 46.Qc1-+) 44.h4 (44.Kg1 Qa6 45.Qe2 d3-+) 44...Qe5 (44...Qa6 45.Qf1 Rc8 46.Rc8 Qc8 47.h5-+) 45.Rc3 (45.Kh2 Qd5 46.Rc7-+) 45...Qd5 46.Qf3 (46.Kg1 dc3 47.Qc3-+) 46...dc3 47.Qd5 Rd5 (47...Rd5 48.g4 c2 49.Kf3 c1Q 50.Kg2 Qf4 51.Kf1 Qf3 52.Kg1 Rd1 53.Kh2 Rh1) 0-1. Abdullaevich (1930) - korchak (1930), lichess.org, 2020.

7.Nf3 Bd6 =+.

9.Ba1 Qa5 10.Nc3 Bd7 11.Nf3 Bb4 12.Qb1 0-0 13.Be2 Ne4 14.0-0 Bc3 15.dc3 Nc3 16.Bc3 Qc3 17.Rc1 Qa3 18.h4 h6 19.Ne5 Qd6 20.f4 f6 21.Ng6 Rf7 22.h5 d4 23.Qd3 e5 24.Bd1 Be6 25.Bb3 Bb3 26.Qb3 d3 27.Kf2 Nd7 28.Rc8 Kh7 29.Rd8 d2 30.Ke2 ef4 31.Nf4 Qe7 32.Qc2 f5 33.Rb8 Ne5 34.Nd5 Qg5 35.Qd2 Qg2 36.Kd1 Qf1 37.Qe1 Qb5 38.Nf6 gf6 39.Qg3 Qd3 40.Ke1 1–0. elsh1403 – firaga, internet, 2013.

9.Ba1 Qa5 10.Bf6 gf6 11.Nf3 Nd7 12.Be2 Ne5 13.Ne5 fe5 14.0-0 Bd7 Attacking the isolated pawn on b5 15.Nc3 Bb4 16.Qb3 Bc3 (16...0-0!?=) 17.dc3+/- (worse 17.Qc3 Qc3 18.dc3 Ke7=+) 17...Ke7 18.Qb2 (better 18.c4!? Rc8 19.cd5+/-) 18...Rc8= The backward pawn on c3 becomes a target 19.Rc1 Rc5 Pawn b5, live or die! 20.c4 (better 20.e4!?=) 20...dc4-/+ 21.Ra1 Qb5 22.Qb5? (better 22.Qc2-/+) 22...Bb5-+ (22...Rb5?! 23.Bc4 Rb2 24.f3-+) 23.Ra7 (23.Bf3 Rc7 24.Be2-+) 23...Ba6 24.Ra8 (24.Bc4 Rc4 (worse 24...Bc4 25.Rb7 Kf6 26.h4-+) 25.h3 f5-+) 24...c3 25.Ba6 (25.Bd1 Ra5 26.Rc8-+) 25...c2 26.Bf1 c1Q 27.Ra7 Qb1 28.g3 Rc1 29.Kg2 Rf1 (29...Qe4 30.Kh3 Rf1 31.Ra2 Rg1 32.Ra1 Qf5 33.Kh4 Qf6 34.Kh3 Qh6 35.Kg4 f5 36.Kf3 Qh5 37.g4 Qg4) 30.Ra5 Rg1 31.Kf3 (31.Kh3 Qf5 32.Kh4 Rh1 33.g4 Rh2 34.Kg3 Qf2) 31...Qd1 32.Ke4 Qc2 (32...f5 33.Ke5 Qd6) 33.Kf3 Rf1 (33...f5 34.Ra2 Qc4 35.h3 Qd5 36.e4 Qe4) 34.Kg4 (34.Re5 Rf2 35.Kg4 Qg6 36.Kh3 Qh6 37.Kg4 f5 38.Rf5 ef5) 34...Qf2 (34...Qf5 35.Kh4 Rh1 36.g4 Rh2 37.Kg3 Qf2) 35.Kh4 (35.Kh3 Rh1 36.Re5 Rh2 37.Kg4 f5 38.Rf5 Qf5) 35...Qh2 36.Kg4 Qe2 (36...Rf5 37.Re5 h5) 37.Kh3 (37.Kg5 f6 38.Kh6 Qg4 39.Kh7 Rh1) 37…Rh1 0-1. Atotheking (1700) - shriniwas1985 (1610), lichess.org, 2020.

9.Ba1 b6 10.Nf3 Bb4 11.Be2 0-0 12.0-0 Nbd7 13.h3 (13.Ne5 Bd6 14.f4 Bb7=) 13...h6 (13...Bd6 14.d4=) 14.Nc3 Nc5 (14...Bb7 15.Qb3 Qe7 16.d4=) 15.Na4 (15.Qb1 Ba5=) 15...Bd7 (15...Ncd7 16.Qc2=) 16.Bf6+= Qf6 (16...gf6 17.Qc2+=) 17.Nb6+/- Be8 (17...Rb8 18.Qb1 Ba5 19.Nd7 Nd7 20.Qa1+/-) 18.d4 Ne4 19.Ne5?? (better 19.Qa4 Be7 20.Qc2+-) 19...Nc3=+ Attacks the isolani on b5 20.Qd3? (better 20.Qc2 Qd8 21.Na4 Ne2 22.Qe2=) 20...Ne2?? (better 20...Bb5 21.Qb5 Nb5 22.Bb5 Qg5-+) 21.Qe2+/- Bd6? (21...Qd8 22.Rb1 Qb6 23.Rb4 f6+/-) 22.Nbd7+- Be5 (22...Bd7 23.Nd7 Qd8 24.Nf8 Qf8+-) 23.Nf6 (23.Ne5?! Qd8+-) 23...Bf6 24.b6 Bc6 (24...Be7 25.Ra1 Bd6 26.Ra8+-) 25.Rb1 (25.Rc1 Bb7+-) 25...Rb8 26.Qa6 White intends b7 26...Bd8 27.b7 Bb7 (27...Rb7 28.Rb7 (28.Qc6?! Rb1 29.Kh2 Be7+/-) 28...Bb7 29.Qd6+-) 28.Rb7 (28.Qd6 Ra8+-) 28...Rc8 (28...Rb7 29.Qb7 Kf8+-) 29.Qa7 1-0. Abdullaevich (1815) - a123hramov (1830), lichess.org, 2020.

9.Ba1 b6 10.Nf3 Nbd7 11.Be2 Bd6 12.0-0 0-0 13.d4 Ne4 14.Nbd2 f5 15.Ne4 fe4 16.Ne5 Ne5 17.de5 Bc5 18.Qb3 Bd7 19.Bb2 Qc7 20.Kh1 Ra8 21.h3 Qd8 22.f3 ef3 23.Bf3 Qe8 24.Be2 Ra5 25.e4 Bb5 26.Bb5 Rb5 27.Qa2 Ra5 28.Qb3 de4 29.h4 e3 30.Qd3 Ra8 31.Qe4 Rd8 32.Qf4 Qe7 33.Bc1 Rf8 34.Be3 Rf4 35.Bf4 0–1. elsh1403 (1655) – redbolek (1645), internet, 2014.

9.Ba1 Qb6 10.Nc3 Bb4 11.Nf3 Bc3 12.Bc3 Bd7 Exerts pressure on the isolated pawn 13.Bf6 gf6 14.Qb3 0-0 15.Qb2 Kg7 16.Be2 Nc6 17.0-0 Na5 18.Rb1 Rc8 19.h3 Nc4 20.Bc4 Rc4 21.d3 Rc5 Increasing the pressure on the isolated pawn on b5 22.Nd4 (better is 22.Qb4!?=) 22...e5-/+ 23.Nf3?? (better is 23.Nb3 Rb5 24.Qc2-/+) 23…Rb5-+ (23...Rb5 24.Qb5 Bb5-+ (24...Qb5?! 25.Rb5 Bb5 26.d4-/+); 23...Bb5? 24.d4 Rc7 25.de5+–; 23...Qb5?! 24.Qa1 Qd3 25.Rb7+=) 0–1. popovicigelu – biged, internet, 2012.

9.Ba1 Bd6 10.Nc3 (10.Nf3 0-0=+) 10...Nbd7 11.Nf3 0-0 12.d4 b6 (12...Qc7 13.Bd3=+) 13.Bd3= e5 14.de5 Ne5 15.Ne5 Be5 16.0-0 (16.Ne2 Bd6+=) 16...d4 (16...Qc7 17.Na4 Bh2 18.Kh1=+) 17.ed4= Bd4 18.Qd2 (18.Qc2 Bb7=) 18...Re8 19.Rd1 (better 19.h3=) 19...Bc3 (better 19...Ng4 20.Ne4 Ba1 21.Ra1 Re4=) 20.Qc3 Qe7 21.h3 (21.Qc6 Bf5 22.Bf6 gf6+/-) 21...Bb7 22.g4 (22.Qd4!?+/-) 22...h6 23.Bb2 Qe6 (23...Ba8 24.Rc1=) 24.Qd4 Qd5 (24...Qb3!? 25.Rb1 Be4=) 25.Qd5+= Bd5 (25...Nd5 26.Bc4 Rd8 27.Be5+=) 26.Bf5 (26.Bf6 gf6 27.Bf1 Bb3+/-) 26...Be4 (26...Bb3!? 27.Rd6 Nd5+=) 27.Bf6+/- Bf5 28.Bd4 (better 28.gf5!? gf6 29.Rd6+/-) 28...Bd7= 29.Rb1 Bb5?? (better 29...Re6=) 30.Rb5+- Re1 31.Kg2 Rd1 32.Be3 Kh7 33.Rb6 f6 34.Rb7 Kg6 35.h4 h5 (35...Kh7 36.h5+-) 36.gh5 Kh5 37.Rg7 Rd5 38.Rg8 (38.Rh7 Kg6 39.Rh6 Kg7+-) 38...Rf5 (38...Kh4 39.Rg6+-) 39.Kg3 Ra5 40.Rg4 (40.Bd4 Ra6+-) 40...Ra1 41.Rf4 Rg1 42.Kh2 (42.Kf3 Kg6+-) 42...Rg4 (42...Rd1 43.Rf6 Kh4 44.Kg2+-) 43.Rg4 Kg4 44.Kg2 (44.Bg5 f5+-) 44...f5 (44...Kh4 45.Kf3 Kh5 46.Bd4+-) 45.f3 (45.Bg5 Kh5+-) 45...Kh5 (45...Kh4 46.Bf4+-) 46.Kf2 (better 46.Kg3 Kg6 47.Bf2 Kh6+-) 46…f4 (46...f4 47.Bd2 Kh4 48.Bf4 Kh5+-). ClayPigeons (2135) - Koki22 (2390), Rated Bullet game, lichess.org, 2019.

9.Ba1 Bd7 10.Qb3 Be7 11.Nf3 0-0 12.Be2 Qb6 Exerts pressure on the isolated pawn 13.Bd4 Bc5 14.Bc5 Qc5 15.0-0 Rc8 16.d4 Qb6 17.Nbd2 Be8 18.Ne5 Nbd7 19.f4 Qa5 20.Qb2 Nb6 21.Rc1 (21.Rb1!?+=) 21...Rc1 (better is 21...Na4!? 22.Ra1 Nb2 23.Ra5 Rc2-/+) 22.Qc1+= Bb5 23.Bb5 Qb5 24.Qb1?? (better is 24.Qc7!? Nbd7 25.Qd8 Nf8 26.Qe7=) 24...Qa6 25.Kf2 g6 26.Qb4 Qa4?? (better is 26...Nbd7-/+) 27.Qe7 Qe8 28.Qf6 Nd7 29.Nd7 Qd7 30.g4 b5 31.Nb3 Qc8 32.Nc5 b4 33.Qe7 Qb8 34.Nb3 Qb5 35.Qc5 Qa4 36.Qc2 Qa3 37.Kf3 Kg7 38.h4 h6 39.g5 hg5 40.hg5 Qa4 41.Nc5?? Qb5 42.Qh2 b3? 43.Qb2 Qf1= 44.Kg3 Qe1 45.Kg2+/– Qe3 46.Nb3 Qf4 47.Qf2 Qg5+= 48.Kf1 Qg4 49.Nd2 Qd1 50.Qe1?? Qc2?? 51.Qe5 Kh7 52.Nf3 Qd1 53.Kf2 Qd2?? 54.Kg3 Qd1 55.Ng5 (55.Ng5 Kg8 56.Qe3=) 1–0. popovicigelu – amazy, internet, 2012.

9.Ba1 Bd7 10.Nc3 Bb4 11.Qb3 Qe7 (11...Qa5 12.Bb2=+) 12.Nf3= 0-0 13.Be2 Rc8 14.0-0 Be8 15.Rb1 (15.Bb2 Bd6=) 15...Bd6 16.Bb2 Nbd7 17.d4 Nb6 18.Nd2 Qc7 19.Bd3? (better 19.h3!?=) 19...Bh2 20.Kf1 Bd6 21.Ke2 Ng4 22.g3 Qe7 23.Nf3 (23.e4 f6-/+) 23...Qf6 (better 23...Nc4!?-+) 24.Rh1=+ h6 (better 24...g6=+) 25.Nd1 (25.Rh4 Nc4 26.Bc1= (worse 26.Rg4 Qf3 27.Kf3 Nd2 28.Kg2 Nb3-/+)) 25...Nc4 26.Bc1? (better 26.Bc3 e5 27.de5 Nge5 28.Ne5 Be5 29.Rh4-/+) 26...e5-+ 27.de5? (27.Bc4 dc4 28.Qa4 Qf5 29.de5 Ne5 30.Ne5 Be5-+) 27...Be5 (27...Nce5 28.Ne5 Ne5 29.Qd5 Nd3 30.Qd3 Rc1 31.Rh5-+) 28.Bb1?? (28.Nd2 Qb6-+) 28...g6 (better 28...Na5 29.Qd3 Rc1 30.Qh7 Kf8 31.Bd3-+) 29.Qd3?? (better 29.Bd3-+) 29...Bb5 30.Qd5 (30.Qb3 Nd6 31.Bd3 Bd3 32.Qd3 Rc1 33.Nh2-+) 30...Nce3 (better 30...Bc6 31.Qc6 Qc6-+) 31.Qb5+- Nd1 32.Rd1 Qe6 (better 32...Bd6+-) 33.Be3?? (better 33.Ne5 Ne5 34.Qb7 (34.Bh6?! Qg4 35.Ke1 Qh5=) 34...Qc4 35.Ke1+/-) 33...Bg3= 34.Ba2?? (better 34.Qb6 Qb6 35.Bb6=) 34...Qe7 (better 34...Rc2!? 35.Rd2 Ra2 36.Ra2 Qa2 37.Nd2-+) 35.Rd3 (better 35.Rd7 Qe4 36.Nd2+-) 35...Bf4?? (35...Bf2 36.Qd7 Rc2 37.Nd2 Qd7 38.Rd7 Be3 39.Bf7 Kf8 40.Bg6 Rd2 41.Rd2 Bd2 42.Kd2-+) 36.Ne5?? (better 36.Rd7 Rc2 37.Kd3 Qa3 38.Kc2 Qa2 39.Kc3 Be3 40.fe3 Qa1 41.Kd2 Qa2 42.Kc1 Qa1 43.Qb1 Qa3 44.Qb2 Qe3 45.Nd2 Qg1 46.Kc2 Qc5 47.Kd1 Qg1 48.Kc2 Qc5 49.Kd1 Qg1 50.Kc2=) 36...Be5 (36...Qe5 37.Bf7 Kf8-+ (37...Kf7?! 38.Qd7 Kf6 39.Qc8 Ne3 40.Qf8 Ke6 41.Qc8 Kf6 42.Qd8 Qe7 43.fe3 Qd8 44.Rd8=)) 37.Qe8?? (better 37.Rd7 Rc2 38.Kd1-/+) 37...Qe8 38.f4 Ne3 (38...Bf4 39.Bf7 Kf7 40.Kf3 Qc6 41.Kf4 Qg2 42.Rd7 Ke6 43.Re7 Ke7 44.Bc5 Ke6 45.Bd4 g5) 39.Ke3 Bf6 40.Kf3 Qa4 (40...Rc2 41.Re3 Qc6 42.Re4 Rc3 43.Kf2 Bh4 44.Kg1 Rc1 45.Kh2 Qc2 46.Kh3 Rh1 47.Kg4 Qg2) 41.Re3 (41.Re3 Qd1 42.Kg3 Qg1 43.Kf3 Qh1 44.Ke2 Qg2 45.Kd1 Rd8 46.Bd5 Rd5 47.Rd3 Rd3 48.Ke1 Bc3). ClayPigeons (2200) - Mr_Pepito (2125), Rated Bullet game, lichess.org, 2021.

9.Ba1 Bd7 10.Nf3 Qb6 The isolani on b5 becomes a target 11.Bf6 (11.Be2 Bb4 (11...Bb5? 12.Qb3+-) 12.Qa4 Qa5 13.Qa5 Ba5=) 11...gf6 12.Nc3 Bb4 (12...Rg8 13.g3=) 13.Qb1 (13.Bd3 Qa5 14.Qc2 Qa1 15.Nb1 Qa5=) 13...Qc5 (13...Qa5=) 14.Be2 (better 14.Qb2!?=) 14...Bc3=+ 15.dc3 Qc3 16.Nd2 Ke7 17.Bd3 h5 18.Ke2 Rg8 (18...Rc8 19.Nb3=+) 19.Rc1 Qe5 (19...Qa5 20.g3=+) 20.g3= b6 21.Nf3 (21.e4 Rc8 22.Rc8 Bc8=) 21...Qd6=+ 22.h4 (22.Kd1 e5 23.Nh4 Rd8=) 22...e5-/+ 23.Bf5 e4 (23...Rg4!? 24.Bd7 Nd7-/+ (worse 24...Kd7 25.Qa2+=)) 24.Nd4= Be8?? (24...Rd8 25.Bd7 Qd7 26.Qc2=) 25.Nc6?? (better 25.Bh7 Kf8 26.Bg8 Kg8 27.Rc8+-) 25...Nc6=+ (worse 25...Bc6 26.bc6 Na6 27.Qb6+-) 26.bc6 Bc6 27.Qb6 Bd7 28.Qb7 Kd8?? (better 28...Rd8=+) 29.Bd7+- Qd7 30.Qb6 (30.Qb8 Ke7 31.Qg8 Qb5 32.Ke1 Qb7+-) 30...Ke7 31.Rc7 Rd8 32.Rd7 Rd7 33.Qc5 Rd6 (33...Ke6 34.g4! hg4 35.h5+-) 34.Qc7 (better 34.g4 hg4 35.h5 Kd7+-) 34...Ke6 (34...Rd7 35.Qf4+-) 35.Qc8 Ke5 (35...Ke7 36.Qf5 Re6 37.Qh5+-) 36.Qh8 (36.Qe8 Re6 37.Qf7 Rb6+-) 36...Ke6 (36...Rb6 37.Qh5 Ke6 38.g4+-) 37.Qh5 (37.Qe8 Kf5+-) 37...f5 38.Qg5 (better 38.Qh6 Ke7 39.Qg7 Ra6+-) 38...f6 (38...Ra6+-) 39.Qg8 Ke5 (39...Ke7 40.h5 f4 41.gf4+-) 40.h5 (better 40.Qe8 Re6 41.Qb8 Rd6 42.h5+-) 40...f4 (40...Rb6+-) 41.gf4 Kf5 42.h6 (42.h6 Rc6 43.h7 Rb6 44.h8Q Rb2 45.Kd1 Rb1 46.Kc2 Rb2 47.Kb2 d4 48.Qh5; 42.f3 ef3 43.Kf3 d4 44.e4) 1-0. Abdullaevich (1730) - Herbadillo (1725), lichess.org, 2020.

9.Ba1 Bd7 10.Nf3 Be7 11.Be2 Qa5 Attacking the isolated pawn on b5 12.Bc3 Qb6 13.0-0 0-0 (13...Bb5? 14.Qb3+–) 14.Ne5 Bc8 (14...Bb5? 15.Qb3+–) 15.Qb3 Nbd7 16.Bd4 Bc5 17.Nd7 Nd7 18.Bb2 e5 (better is 18...d4!?=) 19.Qd5+/– Bd6 20.Rc1 Nf6 21.Qb3 Be6 22.Bc4 Bc4 23.Qc4 h6 24.Nc3 Rd8 25.Nd5 (better is 25.f4!? ef4 26.Na4+/–) 25...Nd5= 26.Qd5 Be7 (26...Bb8!? 27.Qc4 Rd2=) 27.Qb3 Rd2 28.Be5 Bf6 29.Bc7 Qa7 30.b6 Qa5 31.g3 (31.Qc4 Qf5 32.Bg3 Bd8+/–) 31...Qf5 32.Rf1 h5 33.Qc4 h4 34.Qf4 Qd5 (better is 34...Qf4!? 35.Bf4 h3+=) 35.e4 Qd4 36.e5 (36.Qg4 Qd7 37.Qd7 Rd7+–) 36...Qf4+= 37.gf4 Be7 38.Kg2 Bc5 39.Kf3 Rb2 40.Kg4 Bf2 41.Kf5 (41.Rd1!? Bb6 42.Bb6 Rb6 43.Rd8 Kh7 44.Kh4+=) 41...Bb6= 42.Bd6 (42.Bb6 Rb6 43.Kg4 Rb2+=) 42...Rh2+= 43.Rb1 Be3 44.Rb7 (44.Ke4!? Bf2 45.Rb7+=) 44...Rf2-/+ 45.e6 fe6 46.Kg6?? (better is 46.Ke4 Bc1 47.Rb8 Kh7 48.Rb5-+) 46...Rg2-+ 47.Kh5 (47.Kh5 h3 48.f5 ef5 49.Kh4-+). lllllll21 – contele2100 (1630), internet, 2012.

8.Qb3 cb5 9.ab5 Ra1 10.Ba1 Ne4 11.Nc3 Nc5 12.Qb1 Qa5 13.Nf3 Be7 (13...Bd6 14.Be2=) 14.Be2 (14.Nd5 ed5 15.Bg7 Rf8+=) 14...0-0= 15.0-0 b6 (15...Rc8 16.Rc1=) 16.d4+= Na4 17.Na4 Qa4 18.Ne5 Rc8 19.Bd3 g6 20.Nd7 Nd7 21.e4 (21.Rc1 Rc1 22.Qc1 Bd6+=) 21...de4= 22.Be4 Bf6 23.Qd3 Rd8 (23...Rc4 24.Re1=+) 24.Bc6 (24.Rd1!?=) 24...Nc5=+ 25.Qg3 (25.dc5 Rd3) 25...Nb3 (< 25...Bd4 26.Qc7 Rf8 27.Bd4 Qd4 28.Qb6+=) 26.Bc3 Nd4 27.Qe3 Qc2 28.Bd4 Rd4 29.g3 Kg7 30.Kg2 Rd2 31.Be4 Qb2 32.Bc6 Bd4-/+ 33.Qf3 f5 34.h4 Re2 35.Qf4 e5 36.Qg5? Rf2-+ 37.Rf2 Qf2 38.Kh3 Bc5 39.h5 Qf1 40.Bg2 Qc4 41.Kh2?! Qe2 42.g4 fg4 -+. Imhof,A – Mayr,B, Lienz op, 1988.

8.Qb3 cb5 9.Bb5 Bc6 10.Nf3= Bb5 (10...Bd6 11.0-0=) 11.Qb5 Qd7 12.Nc3 (12.Bf6 gf6 13.Nc3 Qb5 14.Nb5 Kd7=) 12...Nc6 13.0-0 Be7 (13...Bd6 14.Rfc1=) 14.Rfb1 (14.Rfc1 Ra5 15.Qb6 0-0=) 14...0-0 15.Ne2 (15.Ba3 Ra7=) 15...Ra5 16.Qb3 Rfa8 (16...Ne4 17.Ba3 Ba3 18.Ra3=+) 17.Bc3 R5a7 18.d3 Ne8 19.Nfd4 Nd4 20.Bd4 Ra4 21.Ra4 Ra4 22.Qb7 Qb7 23.Rb7 Rb4 24.Rb4 Bb4 25.Bb6 (25.e4 Nc7=) 25...Nf6 26.Bd8 (26.f4 Kf8=) 26...Nd7 27.Nc1 (27.e4 Ne5 28.ed5 Nd3 29.de6 fe6=) 27...Ne5 28.d4 Nc4=+ 29.Nb3 Kf8 30.Kf1 Nd2 31.Nd2= Bd2 32.Ke2 Bb4 33.Kd3 Ke8 34.Bb6 Be1 35.f3 h5 36.Bc5 f5 37.Bd6 g6 38.e4 fe4 39.fe4 de4 40.Ke4+= Kf7 41.Be5 Ba5 42.g3 Bd2 43.Kd3 Ba5 44.Bf4 Bb4 45.Ke4 Ba5 46.h3 Bd8 47.h4 Ba5 48.Be5 Bd8 49.Kf4 Be7 50.Bc7 Bb4 51.Kg5 (51.g4 Bd2 52.Kg3 Be1 53.Kh3 Ke7=) ½–½. Zylla,Johannes – Heuer, BS–MK Kreisliga, 1993.

8.Qb3 cb5 9.Bb5 Ne4 10.Nf3 =+.

8.Qb3 Qb6 9.Nc3 (9.Be5 cb5 10.ab5 Ra1 11.Ba1 Be7=) 9...Na6 (9...Bd6 10.d4=+) 10.d4 (10.a5 Nc5 A) worse 11.ab6 Ra1 (11...Nb3?? 12.Ra8 Ke7 13.bc6 Bc6 14.Ba3 Kd7 15.Rf8 Rf8 16.Bf8+-) 12.Ba1 Nb3-/+; B) 11.Qa2=) 10...c5?? (10...Nc7 11.Bd3=) 11.dc5?? (better 11.a5 Qd8 12.ba6+-) 11...Nc5=+ (11...Bc5? 12.a5 Qc7 13.ba6 ba6 14.Bd3+-) 12.Qc2 Ra5 (12...Qa5 13.Be2-/+) 13.Nf3=+ Bd6 14.Nd4 (14.Be2 0-0=+) 14...0-0 (14...e5 15.Nf5 Bf5 16.Qf5-/+) 15.Be2 Rfa8 16.Bd1 (16.Nb3 Nb3 17.Qb3 Qd8=+) 16...e5 17.Nf3 (17.Nf5-/+) 17...d4 (better 17...e4!? 18.Nd4 Nd3 19.Kf1 Be5-+ (19...Nb2?! 20.Qb2 Be5 21.Qb4-/+)) 18.ed4=+ ed4 19.Nd4 Re8 (19...Be5 20.Qd2-/+) 20.Be2= Nce4 (20...Be5 21.Rd1=) 21.Ne4 Ne4 (21...Re4 22.Nf3 Bb4 23.Kf1 Bg4+=) 22.0-0+= Bb4 (22...Qc5 23.Rfd1 Qe5 24.g3+/-) 23.Nf3 (23.Rfd1 Bf5+/-) 23...Bg4 (23...Bf5 24.Bd3 Rc8 25.Qb1+/-) 24.Bd4 (24.Ne5 Be2 25.Qe2 Nd2+-) 24...Qe6 (24...Bc5+=) 25.Ne5 (better 25.Rfd1!?+=) 25...Be2=+ 26.Qe2 Nc3 (better 26...Nd2 27.Rfd1 Nb3=+) 27.Qg4?? (better 27.Qf3 Qf6 28.Bc3 Qf3 29.Nf3 Bc3 30.Ra2+/-) 27...Qg4-+ 28.Ng4 Ne2 29.Kh1 Nd4 30.Rfd1 Nb3?? (30...Bc5 31.Rac1 b6 32.Rc4-+) 31.Ra2?? (better 31.Rab1=+) 31...Nc5 (31...Bc5 32.Ne3-+) 32.Ne3 h5 (32...Ne4 33.Rd7 b6 34.h4-+) 33.h4 (33.Nd5 Re4 34.f3-+) 33...Ra4?? (better 33...Rea8-+) 34.Ra4-/+ Na4 35.Ra1?? (better 35.Rd4 Be1 36.Ra4 Bf2 37.Nf5-+) 35...Nc3-+ 36.Kh2 (36.g3 b6-+ (36...Nb5?! 37.Rb1-+)) 36...Nb5 (36...Bd6 37.g3-+) 37.Rb1 Re4 (better 37...Bd6 38.g3 Nc3 39.Rb7-+) 38.f3 (38.Nd5 Bd6 39.Kh3-+) 38...Rh4 39.Kg3 Rd4 40.Kf2 (40.Nf5 Rc4-+) 40...Bc5 (better 40...Nc3 41.Rb3-+) 41.Rb5 Rd3 (41...Rd2 42.Kg3 Be3 43.Rb7-+) 42.Ke2?? (better 42.Rc5 g6 43.Rb5+-) 42...Re3-+ (worse 42...Be3 43.Kd3 Bf2 44.Rh5+/-) 43.Kf2 (43.Kd2 Re5 44.Rb7-+) 43...Rb3 (better 43...Re5 44.Kf1 b6-+) 44.Kg3?? (44.Rc5 g6 45.f4-+) 44...Rb5 45.Kh3 Rb2 46.g3 b5 (46...g5 47.f4 Bg1 48.g4 h4 49.fg5 Rh2) 47.Kh4-+ b4 48.Kh5 b3 49.g4 (49.Kg5 Re2 50.Kf5 b2 51.Kf4 b1Q 52.g4 Qb8 53.Kg5 Qe5 54.Kh4 Rh2) 49...Ra2 (49...Rh2 50.Kg5 b2 51.Kf5 b1Q 52.Kf4 Bd6 53.Ke3 Qb3 54.Kd4 Rd2 55.Ke4 Qd3) 50.Kg5 (50.Kh4 b2 51.Kh5 b1Q 52.Kg5 Be3 53.f4 Qh1 54.Kf5 Qd5) 50...b2 51.f4 (51.Kf5 b1Q 52.Ke5 Ra4 53.Kd5 Qb5 54.f4 Be7) 51…b1Q (51...b1Q 52.f5 Qc1 53.Kh4 Qh1 54.Kg5 Qh6; 51...Be7 52.Kh5 g6 53.Kh6 b1Q 54.g5 Qh1) 0-1. afsharian - kagrubis1 (1730), lichess.org, 2018.

8.Qb3 c5 9.d3 =+.

8.Qb3 Bd6 9.bc6 Nc6 10.Qb7 -+.

8.Nf3 Bd6 =.

7.a4 0-0 8.Qb3 c6 9.Nc3 Nbd7 10.d4 Qc7 (10...c5 11.Nf3-/+) 11.g3 (11.bc6 bc6 12.Ba3 c5=+) 11...e5 12.Nf3 e4 (12...Qa5 13.Be2-/+) 13.Nd2=+ Re8 14.Be2 Nb6 (14...Re6 15.Ba3=+) 15.a5= Nbd7 16.b6 (16.0-0 Qd8 (16...Ra5? 17.b6 Qb6 18.Qb6 Ra1 19.Qb3+-) 17.Ba3 Bc7=) 16...Qb8 17.Ra4 Nf8 18.0-0 Bh3 (18...Bg4 19.Bg4 Ng4 20.Ba3=+) 19.Rfa1 Ne6 20.a6 (20.Ba3 Bg4 21.Bf1 Rd8+=) 20...ba6 21.Ra6 Ra6 22.Ra6 Re7 (22...Qb7 23.Ra7 Qb8 24.Ba3=) 23.Ba3+= Ne8 (23...Ba3 24.Qa3 Re8 25.Qb4+=) 24.Qa4+/- Kf8?? (better 24...Nd8+/-) 25.Qc6 (better 25.Ra8 Qd8 26.Rd8 Nd8 27.Qa8 Ba3 28.Qa3+-) 25...Ba3 26.Ra3 Rb7 (26...Nd8 27.Qd5 Nf6 28.Ra8 Nd5 29.Rb8 Nb6 30.Rd8 Re8 31.Re8 Ke8 32.Nde4+-) 27.Ra6 (27.Nd5 Nd6+-) 27...N6c7 (27...h6 28.Nd5 Nd6 29.Ra7+-) 28.bc7 (28.Qc5!? Kg8 29.bc7 Nc7+-) 28...Rc7 29.Qd5 Rc3 30.Rc6?? (better 30.Ra8 Qb4 31.Qe4+-) 30...Qb7= 31.Bb5? (better 31.Rc5 Qd5 32.Rd5=) 31...Rc1!-+ 32.Nf1? (32.Rc1 Qd5 Pinning (32...Qd5 Deflection)) 32...Bf1 33.Bf1 (33.Rc1 Qd5 34.Bc6 Qa5 35.Kf1 Qd2-+) 33...Qc6 (33...Rc6?! 34.Qe4 Nf6 35.Qf3-+) 34.Qc6 Rc6 35.h3 g6 36.Kg2 f5 37.f3 (37.Bb5 Rc3 38.Ba6-+) 37...Rc2 38.Kg1 Nd6 (better 38...ef3 39.Ba6 Rg2 40.Kh1 Rg3 41.Kh2 Rg2 42.Kh1-+) 39.fe4 Ne4 40.h4 (40.Bd3 Rd2 41.Be4 fe4-+) 40...Ng3 41.Bb5 Rb2 42.Bc4 Ne4 43.Ba6 (43.Bd5 Re2-+) 43...h5 44.Bb5 (44.Bc4 Nf6-+) 44...Ke7 (better 44...Rb5 45.Kf1 Rb1 46.Ke2-+) 45.Ba6 Kd6 (45...Nf6 46.Kf1-+) 46.Bf1 (46.Bc4 Nf6 47.Kh1 Ke7-+) 46...Rb1 47.Kg2 Rf1! 48.Kf1 Kd5 49.Ke2 Nc3 (49...g5 50.hg5 Ng5 51.Kf2-+) 50.Kf3 Nd1 (better 50...Kc4 51.d5 Nd5 52.e4-+) 51.Kf4 Ke6 (51...Ne3 52.Ke3 Kc4 53.Kf3-+) 52.Kg5 (52.e4 fe4 53.Ke4 Nc3 54.Kf4 Kf6-+) 52...Kf7 (better 52...Ne3 53.Kf4 Ng2 54.Kg3 Nh4 55.Kf2-+) 53.d5 (53.Kf4-+) 53...Ne3 54.d6 (54.Kf4 Nd5 55.Kg3 Kf6-+) 54...Ke6 (better 54...Ng2 55.d7 Ke7 56.d8Q Kd8 57.Kg6-+) 55.d7 Kd7 56.Kg6 (56.Kf4-+) 56...f4 57.Kh5 f3 58.Kg5 f2 59.h5 f1Q 60.h6 (60.Kg6 Qf5 61.Kh6 Qf6 62.Kh7 Nf5 63.h6 Qh6 64.Kg8 Qg7) 60...Qf5 61.Kh4 Qh7 (61...Qg4) 62.Kg3-+ Ke6 63.Kf4 (63.Kf2 Nd1 64.Kf3 Qd3 65.Kg2 Qe2 66.Kg3 Qf2 67.Kh3 Qf3 68.Kh4 Nf2 69.h7 Qg4) 63...Kf6 (63...Qd3 64.Kf3 Nf5 65.Kf2 Qe3 66.Kg2 Qe2 67.Kh3 Qf3 68.Kh2 Qf2 69.Kh3 Qg3) 64.Ke3 Qh6 (64...Ke5 65.Kf3 Qe4 66.Kg3 Qe3 67.Kg2 Kf4 68.h7 Qg3 69.Kf1 Ke3 70.h8Q Qf2) 65.Kd4 Qh5 66.Kd3 (66.Kc4 Ke5 67.Kc3 Qg4 68.Kb2 Qb4 69.Kc2 Ke4 70.Kc1 Qb3 71.Kd2 Qb2 72.Ke1 Ke3 73.Kd1 Qd2) 66...Ke6 (66...Qd5 67.Kc2 Ke5 68.Kc3 Qd4 69.Kc2 Qc4 70.Kb2 Qb4 71.Kc2 Kd4 72.Kd1 Kd3 73.Kc1 Qb5 74.Kd1 Qb1) 67.Kc3 (67.Ke3-+) 67...Ke5 68.Kd2 (68.Kc2 Kd4 69.Kb2 Qb5 70.Kc2 Qd3 71.Kb2 Qc3 72.Kb1 Qd2 73.Ka1 Kc3 74.Kb1 Qb2) 68...Kd6 (68...Kd4 69.Kc2 Qf5 70.Kb2 Kd3 71.Kb3 Qb5 72.Ka3 Kc3 73.Ka2 Qb2) 69.Kd3-+ Qh4 70.Ke3 Kd5 71.Ke2 Kd4 72.Kd2 (72.Kf3 Qe4 73.Kf2 Qg4 74.Kf1 Ke3 75.Ke1 Qe2) 72...Qh3 (72...Qf2 73.Kd1 Kd3 74.Kc1 Qc2) 73.Kd1 (73.Kc2 Qc3 74.Kb1 Qd2 75.Ka1 Kc3 76.Kb1 Qb2) 73...Kd3 74.Ke1 (74.Kc1 Qg2 75.Kb1 Kc3 76.Kc1 Qc2) 74...Qg3 (74...Qg2 75.Kd1 Qd2) 75.Kf1 Qh2 76.Ke1 Qe2 0-1. afsharian - lingua (1950), lichess.org, 2018.

7.a4 0-0 8.Nf3 c5 9.Be2 b6 10.0-0 Bb7 11.d3 Nbd7 12.Nbd2 e5 13.h3 (13.Nh4 Qe8=+) 13...e4 (13...Re8 14.Nh4=+) 14.de4 Ne4 (better 14...de4 15.Ng5 Qc7=+) 15.Ne4+/- de4 16.Qd6 ef3 17.Bf3 (17.gf3 Re8+/-) 17...Bf3 18.gf3 Qg5 19.Qg3 h6 (19...Qg3 20.fg3 f6 21.Rfd1+/-) 20.f4 (20.Rfd1 Rfd8+/-) 20...Qg6 (20...Qg3 21.fg3 Rfe8 22.Rfd1+/-) 21.Rfd1 (21.Qg6 fg6 22.Rfd1 Rf7+-) 21...Rfd8? (21...Qg3 22.fg3 Ra7+/-) 22.Kg2?? (22.Qg6!? fg6 23.Rd6 Kf7+-) 22...Nf6 (better 22...Qe4!? 23.Kh2 g6+/-) 23.Rd8 Rd8 24.Qg6 fg6 25.Bf6 (better 25.a5!? ba5 26.Be5+-) 25...gf6+/- 26.a5 ba5 27.Ra5 c4 28.b6 Rb8 29.Rc5 Rb6 30.Rc4 Kf7 31.h4 Ke6 32.Kf3 Rb5 (32...f5 33.Rc7+/-) 33.Rc6 Kf7 34.Kg4 (34.Rc7 Ke6+/-) 34...Rb2 35.Kf3 f5?? (35...Rb5 36.Rc7 Ke6+/-) 36.h5!+- g5 (36...gh5 37.Rh6 Pinning (37.Rh6 Deflection)) 37.fg5 (better 37.Rh6!? g4 38.Kg2 Rb1+-) 37...hg5 38.h6 Rb8 39.Rc7 (39.Kg3 Ra8+-) 39...Kg6+/- 40.h7 (better 40.Rc5!?+/-) 40...Rh8= 41.e4 (41.Rc6 Kg7= (worse 41...Kh7 42.Rf6+/-)) 41...fe4 42.Ke4 Rh7 43.Rh7 Kh7 44.Kf5 Kh6 45.Kg4 Kg6 46.f4 gf4 47.Kf4 ½-½. Abdullaevich (1800) - BoyOhBoy (1800), lichess.org, 2020.

7.a4 0-0 8.Nf3 c6 9.Be2 Bd7 10.Nc3 Bb4 11.0-0+= Bc3 (11...Be8 12.Qc2+=) 12.Bc3+/- cb5 (12...Ne4!?+/-) 13.ab5+- Ra1 14.Qa1 (worse 14.Ba1 Ne4+/-) 14...Ne4? (better 14...Bc8+-) 15.Bg7 Re8 16.Bh6 (16.Bb2 Qe7+-) 16...f6 (16...Qf6 17.Qf6 Nf6 18.Ra1+-) 17.d4 Qb6 18.Rb1 (18.Rc1 Rc8+-) 18...Rc8 (18...e5 19.Rc1+- (19.de5?! fe5 20.Bg5 Qg6+=)) 19.g3 (better 19.Rc1+-) 19...Nc3+/- 20.Bd3 Nb1 21.Qb1 f5 (21...Be8 22.Bh7 Kh8 23.Qb4+/-) 22.Ne5 (better 22.Qa2+-) 22...Be8?? (22...Qa5+/-) 23.Bf4 (better 23.Qb4 Rc1 24.Kg2+-) 23...Nd7+= 24.Nf3 (24.Nd7 Bd7 25.Qb4 Qd8+=) 24...Nf6 25.Bf5?? (better 25.Qb4 Qd8 26.b6=) 25...ef5-+ 26.Qf5 (26.Nh4 Qb5 27.Qb5 Bb5 28.Nf5 Rc2-+) 26...Rc1 27.Kg2 Bg6 28.Qe5 Rc8 (better 28...Qb5 29.Qb8 Kg7-+) 29.Bg5 Ng4 (29...Rf8!? 30.Bf6 Qf6 31.Qd5 Rf7-+) 30.Qd5-/+ Kf8?? (better 30...Bf7!? 31.Qe4 Qe6 32.Qe6 Be6-/+) 31.Nh4?? (31.Qd7 Re8 32.Qg4 Qb5 33.Bh6 Kg8+-) 31...Re8?? (better 31...Bf7 32.Qf5 Qe6 33.Qh7 Rc1=) 32.Qf3+- Kg7 33.Qg4 Qb5 34.Ng6 (34.Qf4 Qd5 35.f3 Kg8+/-) 34...hg6 (34...Qc6 35.f3 hg6 36.e4 Qc2 37.Kh3 Rh8 38.Bh4+/-) 35.Bf4 (better 35.e4!? Qc4 36.Be3+-) 35...Qc6+/- 36.f3 (36.Qf3 Qf3 37.Kf3 b5+/-) 36...b5 (36...Qc2 37.Kg1 Qc1 38.Kf2 Qd2 39.Kf1 Qd1 40.Kg2 Qc2 41.Kh1 Qc1 42.Kg2 Qc2=) 37.Qg5 (37.h4!?+/-) 37...b4 (37...Qc2 38.Kg1 Qc1 39.Kf2 Qb2 40.Kf1 Qc1 41.Ke2 Qc2 42.Kf1 Qc1 43.Kg2 Qc2 44.Kh1 Qc1 45.Kg2 Qc2=) 38.Qh6 (38.Be5 Kf7+/-) 38...Kg8= 39.Be5 Re7?? (better 39...Qc2 40.Kg1 Qd1 41.Kf2 Qc2 42.Kf1 Qd3 43.Ke1 Qc3 44.Ke2 Qc2 45.Kf1 Qd3 46.Kg2 Qc2 47.Kh1 Re5 48.de5 b3=) 40.Qh8+/- Kf7 41.Qg7 (41.g4 g5 42.Qg7 Ke8 43.Qg5 Qc2 44.Kg3 b3 45.Qg8 Kd7 46.Qd5 Ke8 47.Qb5 Kf7=) 41...Ke8+/- 42.Qg8 Kd7 43.Qb3 Qc3 (better 43...g5+/-) 44.Qd5?? (better 44.Qa4 Ke6 45.Qa6 Kd7 46.Qb5 Kd8 47.Qb8 Kd7 48.Qd6 Ke8 49.Qg6 Kd7 50.Qf5 Ke8 51.Kh3+/-) 44...Ke8= 45.Qg8 Kd7 46.Qg6 b3 47.Bf6?? (47.Qf5 Kd8 48.Bf4 b2=) 47...b2 (better 47...Qc2 48.Qc2 bc2 49.Be7 Ke7-+) 48.Be7 Qc1 (48...Ke7 49.Qg5 Kd7 50.Qg7 Kc8 51.Qg4 Kc7=) 49.Qd6 (49.Qd6 Kc8 50.Qd8 Kb7 51.Qd5 Kc7 52.Bd6 Kc8 53.Qf5 Kb7 54.Qe4 Qc6 55.Qh7 Ka6 56.Ba3+-) 1-0. Abdullaevich (1850) - Quijote66 (1845), lichess.org, 2020.

7.a4 0-0 8.Nf3 Nbd7 9.Be2 Nc5 10.Nc3 b6 (10...e5 11.d4 ed4 12.Nd4=) 11.0-0= Qe8 12.d4 Nce4 13.Ne4 Ne4 14.Ba3 (14.Bd3 Bb7=) 14...Ba3 (14...Nc3 15.Qc2 Ne2 16.Qe2 Ra4 17.Bd6 Ra1 18.Ra1 cd6 19.Ra8=+) 15.Ra3 Bd7 (15...c5 16.dc5 Qe7 17.Qd4=) 16.Qc2+= Nd6? (16...c6 17.bc6 Bc6 18.Rfa1=) 17.Raa1 (17.Rc3 Qd8+/-) 17...Kh8? (better 17...c6 18.a5 Ra5 19.Ra5 ba5+=) 18.Qc7+- Nc4? (better 18...Nc8+-) 19.Bc4 dc4 20.Qc4 (20.Rfc1 Qd8 21.Qd8 Rfd8+-) 20...f6 21.Qc7 Rb8 22.h3 (22.Rfc1 Qe7+-) 22...h6 (22...Qe7 23.Rfc1+-) 23.Nd2 (23.Qd6 Qf7+-) 23...e5 24.de5 (24.Rfc1 Rf7 25.Qd6 Bf5+-) 24...fe5 25.Rad1 Bf5 (25...Rf7 26.Qd6 Rf6 27.Qd5+-) 26.Nf3 Bh3 27.Qe5 (27.gh3 Rf3 28.Rd6 Rh3=) 27...Qg6?? (27...Rf3 28.Qe8 Re8 29.gf3 Bf1 30.Kf1 Re6+-) 28.Nh4 Qg4 (28...Qf7 29.gh3 Ra8+-) 29.Qg3 (better 29.Rd4 Rfe8 30.Rg4 Re5 31.gh3+-) 29...Qg3 30.fg3 Bg4?? (better 30...Rf1 31.Kf1 Be6+-) 31.Ng6 Kg8 32.Nf8 Bd1 33.Nd7 Ba4 (33...Ra8 34.Rd1 Ra4 35.Kf2+-) 34.Nb8 Bb5 35.Rb1 Bd3 36.Rb6 Kh7 37.Kf2 g5 38.Nd7 h5 (38...Kg7 39.Nf6+-) 39.Ne5 (39.Nf6 Kg6+-) 39...Bf5 40.Nf7 g4 41.Rh6 (better 41.Ng5 Kg8+-) 41...Kg7 42.Rh5 Kg6 (42...Bg6 43.Rh4 Kf7 44.Rg4+-) 43.Rf5! Kf5 44.Nd6 (44.Nh6!? Kg5+-) 44...Ke5 45.Nc4 Kd5 46.Nd2 Ke5 47.e4 (47.Nf3!? Kf5+-) 47...Kd4 48.Nb3 (better 48.Ke2 Ke5 49.Ke3 Ke6+-) 48...Ke5 (48...Ke4 49.Nd2 Kf5+-) 49.Ke3 Ke6 White now must not overlook the idea Nd2 50.Kf4 Kd6 51.Nd2 Ke6 52.Kg4 Ke5 53.Kf3 (better 53.Kh5 Kd4 54.g4 Kd3+-) 53...Kd4 (53...Kf6 54.Nc4 Ke7+-) 54.g4 Kd3 55.Nf1 Kd4 56.Ne3 (better 56.Kf4 Kc5 57.Ke5 Kc6+-) 56...Ke5 57.g3 Kf6 Plans g5+ 58.Kf4 Ke6 59.g5 Kf7 60.Kf5 Ke7 61.g4 (61.g6 Kd8 62.g7 Ke7 63.g8Q Kd7 64.Qe6 Kd8 65.g4 Kc7 66.Nd5 Kd8 67.Qd6 Ke8 68.Qe7) 61...Kd6+- 62.Kf6 Kc5 63.e5 Kd4 64.Nf5 Ke4 65.g6 Kf4 66.g5 Kf3 67.g7 Ke2 (67...Kg2 68.e6 Kf2 69.e7 Kg2 70.g8Q Kf2 71.Qd5 Kf1 72.Qf3 Ke1 73.e8Q Kd2 74.Qee2 Kc1 75.Qh1) 68.g8Q Kd2 69.Qc4 Ke1 70.g6 (70.Qa2 Kd1 71.Nd4 Ke1 72.Qe2) 70...Kf2 (70...Kd2 71.g7 Kd1 72.g8Q Ke1 73.Qg1 Kd2 74.Qgc1) 71.g7 (71.Qc2 Kf1 72.Qd2 Kg1 73.Ne3 Kh1 74.Qg2) 71...Kg2 72.g8Q Kf2 (72...Kf3 73.Qg3) 73.Qgg4 (73.Qg3) 73...Ke1 74.Qh3 (74.Qge2) 74...Kd2 75.Qa2 Ke1 76.Qh1 1-0. Abdullaevich (1910) - Ponkan_Longcop (1880), lichess.org, 2020.

7.Nf3 0-0 8.Be2 c6 9.a4 Nbd7 10.bc6 bc6 11.0-0 Ba6 12.Ba6 Ra6 13.Ba3 Qe7 14.Bd6 Qd6 15.Nd4 Ne4 16.f3 Nec5 Attacks the isolani on a4 17.Nc3 Nf6 (17...Rfa8 18.Qc2=+) 18.d3 (18.Qc2 Rb8=) 18...g6 (18...e5 19.Nf5 Qe6=+) 19.e4? (better 19.Nde2!?=) 19...e5 20.Nde2 d4 21.Nb1 Ne6 (better 21...Rfa8!?-/+) 22.Na3= Nh5 23.Nc4 White prepares a5 23...Qc7 24.a5 Nhf4 25.g3 Ne2 26.Qe2 Rb8 27.Nb6 Nc5 28.Qc2 Nd7 (28...Nb7 29.Nc4=) 29.Qc4+= Ra7 30.Nd7 Qd7 31.a6 Rb6 32.f4 Qc8? (better 32...Qh3 33.Ra2 ef4 34.Qd4 Rba6 35.Ra6 Ra6 36.Rf4 c5=) 33.fe5+- Rba6 34.Ra6 Ra6?? (better 34...Qa6 35.Qd4 Ra8+-) 35.Qf7 (35.Qd4?! Qc7+-) 35...Kh8 36.Qf6 (36.e6 Ra8 37.e7 Qb8 38.Qf8 Qf8 39.Rf8 Kg7 40.Ra8 Kf7 41.e8Q Kf6 42.Qf8 Ke6 43.Re8 Kd7 44.Qe7) 36...Kg8 37.e6 c5 (37...Qe8 38.e7 Ra8+-) 38.Qf7 Kh8 39.e7 Ra8 40.Qf8 Qf8 41.Rf8 (41.Rf8 Kg7 42.Ra8 Kf7 43.e8Q Kf6 44.Qd8 Ke6 45.Ra7 c4 46.Qe7) 1-0. Atotheking (1715) - ridakelaia (1685), lichess.org, 2020.

7.Nf3 0-0 8.Be2 Nbd7 9.0-0 c5 10.Nc3 e5 11.d3 d4 12.ed4 ed4 13.Ne4 Ne4 14.de4 Re8 15.Bd3 b6 16.Re1 Bb7 17.Qc2 h6 18.a4 Qc7 19.Rac1 Nf6 Increases the pressure on e4 (19...Rec8 20.Bc4+=) 20.h3 (20.Bd4 cd4 21.Qc7 Bc7 22.Rc7 Be4 23.Be4 Re4 24.Re4 Ne4=) 20...Re7 21.Re2 Nh5 22.Qd1 Nf4 23.Re1 Nd3 24.Qd3 Ra4 25.Nd4 Be5 26.Nf5 Re8?? (better is 26...Bb2 27.Ne7 Qe7-+) 27.Be5= Qe5 (27...Re5? 28.Qg3 g6 29.Nh6 Kf8 30.Nf7+–) 28.f3 Ra2 29.Nd6?? (29.Red1 Bc8 30.Nd6 Bh3-/+) 29...Rd8 (better is 29...Qg3 30.Re2 Re2 31.Qe2 Qd6-+) 30.Qc4 Rg2 31.Kg2 Rd6 32.Rg1?? (better is 32.Red1=) 32...Rd2-+ 33.Kf1 Qh2 34.Rg7 Kg7 35.Qc3 Kh7 36.Qe3 Qh1 37.Qg1 Qf3 (37...Qf3 38.Ke1 Qe2) 0–1. Van Esbroeck,Dirk – Hickl,Norbert, SN–2010-0-00297, 2010.

7.Nf3 Bd7 8.a4 0-0 9.Nc3 c6 10.Be2 cb5 11.ab5 Ra1 12.Qa1 Bb4 13.0-0+= Qb6 14.Rb1 Rc8? (better 14...Be7!?+=) 15.Na4+- Qa5 16.Bf6 gf6 17.b6?? (better 17.Qf6 Be8 18.Nb6 Qb6 19.Qg5 (19.Rb4 Rc1 20.Bf1 Bb5 21.Rg4 Kf8 22.Qh6 Ke7 23.Qg5 f6 24.Qg7 Kd6 25.Qf8 Kc7 26.Rg7 Nd7 27.Rd7 Kd7 28.Qf7 Kc8 29.Qg8 Qd8 30.Qe6 Kb8-+) 19...Kf8 20.Qh6 (20.Rb4?! Rc1 21.Bf1 Bb5 22.Rb5 Rf1 23.Kf1 Qb5 24.Ke1 Qb1 25.Ke2 Nc6=) 20...Ke7 21.Qh4 (21.Rb4?! Rc1 22.Bf1 Bb5 23.Qg5 Kf8 24.Rb5 Rf1 25.Kf1 Qb5 26.Ke1 Qb1 27.Ke2 Nc6=) 21...f6 22.Qb4 (worse 22.Rb4 Rc1 23.Bf1 Bb5 24.Qh7 Kd6+=; 22.Qh7?! Kd6+=) 22...Qd6 23.Qb2+/-) 17...Ba4-+ 18.Qf6 Bc2 (18...Qb6 19.Bd3 Rc7 20.Qh4-/+; 18...Bd2 19.Ng5 Be8 20.Bd3 Qb6 21.Rb6 (21.Bh7 Kf8 22.h3 Rc1 23.Rc1 Bc1=) 21...Rc1 22.Bf1+-) 19.Rf1? (19.Ne5 Bg6 (19...Bb1? 20.Qf7 Kh8 21.Qf6 Kg8 22.Qe6 Kg7 23.Qc8+-; 19...Qb6?? 20.Nf7 h6 21.Bh5+-) 20.Nf7 Bf7-/+) 19...Bd2 (better 19...Nd7!? 20.Qg5 Bg6 21.d4-+) 20.Ng5 Bg6 21.Bh5?? (21.Nf7 Bf7 22.Bh5 Rf8 (22...Qb6?? 23.Bf7 Kf8 24.Bg6 Kg8 25.Qf7 Kh8 26.Qh7) 23.Qg5 Bg6 24.Bg6 Bc3 (24...hg6?! 25.Qg6 Kh8 26.Qh6 Kg8 27.Qg6 Kh8 28.Qh6 Kg8 29.Qg6=) 25.Bc2 Kf7-/+) 21...Bc3 (better 21...Bh5 22.Ne6 Bc3 (22...fe6?! 23.Qe6 Kg7 24.Qc8=+) 23.Qg5 Bg6-+) 22.Qf3 Bg7?? (better 22...Rf8 23.Bg6 hg6-+ (worse 23...fg6 24.Qh3 h6 25.Qh6+-)) 23.Bg6+- hg6?? (23...fg6 24.Qh3 Re8 25.Qh7 Kf8 26.Qg6 Re7 27.Ne6 Re6 28.Qe6 Qc5+-) 24.Qf7 Kh8 25.Qg6 (25.Ne6?! Qc3 26.Qb7 Rg8+-) 25...Kg8 26.Ne6 (26.Qe6 Kh8 27.Qc8 Bf8 28.Qf8) 26...Qc3+- 27.Ng7 (27.Qg7?! Qg7 28.Ng7 Kg7=+) 27...Qg7 (27...Kf8 28.Ne6 Ke7 29.Nd4+-) 28.Qe6 Kh7 29.Qc8 Nc6 30.Qf5 (30.Rc1 Ne7 31.Qb7 Qg5+-) 30...Kg8 (30...Kh6 31.Qh3 Kg6 32.Qg4 Kf6 33.Qg7 Kg7 34.Rc1+-) 31.Qd5 (31.Qd5 Qf7 32.Qf7 Kf7 33.Rc1+-) 1-0. Abdullaevich (1875) - dafedi (1950), lichess.org, 2020.

7.a4 Bb4 8.Nf3 0-0 9.Nc3 c5 10.Be2 b6 11.0-0 Be8 12.Ne5 Qc7 13.Ng4 (13.Na2 Ba5=) 13...Ng4 14.Bg4 Nd7 15.Ne2 (15.d3 f5 16.Bf3 Ne5=) 15...Ne5 16.Bh3 (16.Nf4!?=) 16...Nd3=+ 17.Bc3 Bd7 (17...Bc3 18.Nc3 f5 19.g3-/+) 18.Bb4 Nb4 19.Qb3 Qd6 20.Rfb1 Ra7 21.d4 Rfa8 22.dc5 bc5 23.g3? (better 23.Nc3=) 23...Bb5!-+ 24.Nc3 (24.ab5 Ra5 Double attack (24...Ra1 Pinning; 24...Ra1 Deflection; 24...Ra5 Decoy)) 24...Bc4 25.Qb2 g6 (25...Ra5 26.Qd2-+) 26.Nb5 Bb5 27.ab5 Ra1 28.Ra1 Ra1 29.Qa1 Qb6 30.Qa4 Nd3 (30...e5 31.Bf1-/+) 31.Bf1 (31.Qa6 Qd8 32.b6 c4=) 31...Ne5-/+ 32.Qa6 Qa6 33.ba6 Nc6 34.Bb5 Na7 35.Kf1?? (35.Be2 c4-/+) 35...Kf8 (better 35...Nb5 36.Ke2 c4-+) 36.Ke2?? (better 36.Ba4-/+) 36…Nb5-+ 0-1. Abdullaevich (1950) - Maslov_Artiom (1965), lichess.org, 2020.

7.a4 Bb4 8.Nf3 0-0 9.Be2 c6 10.Nc3 cb5 11.ab5 Ra1 12.Qa1 Qe8 13.0-0+/- Bc3 (13...Bc8 14.Qa7 Nbd7 15.d4+/-) 14.Bc3 (14.dc3?! Bb5 15.c4 Bc4 16.Bc4 dc4+=) 14...Bb5 15.Bb5 (15.Bf6?! Be2 16.Bg7 Bf1 17.Bf8 Qf8 18.Kf1 Nc6+=) 15...Qb5 16.Bf6 gf6 17.Qf6 Nd7 (17...Qd3!? 18.Qg5 Qg6 19.Qe7+/-) 18.Qg5+- Kh8 19.Ne5?? (better 19.Qe7 Kg8 20.Nd4+-) 19...d4?? (better 19...f6 20.Qh6 fe5 21.Qe6 Qc6-+) 20.Qe7 (better 20.Nf7 Rf7 21.Qb5+-) 20...Qe5+= 21.Qd7 de3 (21...Qd5 22.Qd5 ed5 23.Rb1+=) 22.de3 (22.fe3 Kg8+/-) 22...b6 23.g3 Rg8? (better 23...Kg7!?+=) 24.Qf7+- b5 25.Qb7 (25.Rb1 Rb8 26.Rb4 Qf5+-) 25...Rb8 (25...Qd5 26.Qc7+/-) 26.Qf3 (26.Qe7!?+-) 26...b4+/- 27.Rb1 Qc3? (better 27...Qf5 28.Qf5 ef5+/-) 28.Qf4+- b3?? (better 28...e5 29.Qf6 Kg8 30.Qe6 Kg7+-) 29.Qd4 (better 29.Qb8 Kg7 30.h4+-) 29...Qd4+= 30.ed4 b2 31.Kg2 Kg7 32.Kf3 Kf6 33.h4 (33.Ke3 Rb3 34.Kd2 Kf5+=) 33...Kf5= 34.g4 Kf6 35.Ke4 Rb3 36.f4 h6 37.h5 Rg3?? (better 37...Kf7=) 38.Rb2+- Rg4 39.Rb6 Rh4 (39...Rg1 40.d5 Re1 41.Kf3 Rf1 42.Ke3+-) 40.d5 Rh3 (40...Rh5 41.Re6 Kf7+-) 41.Re6 Kf7 42.Re5 Rh1 (42...Ra3 43.d6 Ra4 44.Kf5 Rd4 45.Re7 Kf8+-) 43.d6 Rd1 44.Re7 (better 44.Rd5 Re1 45.Kf5+-) 44...Kf8 45.Re6 Re1 (45...Kg7+-) 46.Kf5 Rh1 47.Rh6 Ke8 48.Rh7 Kd8 49.h6 Rh5 50.Kf6 (50.Ke6 Kc8 51.d7 Kc7 52.Rh8 Kc6 53.d8Q Kb5 54.Qd4 Kc6 55.Qd6 Kb5 56.Rb8 Kc4 57.Rb4 Kc3 58.Qd4 Kc2 59.Rb2 Kc1 60.Qd2) 50...Rd5 51.d7! Rd6 (51...Rd7 52.Rd7 Combination) 52.Ke5 Rg6 53.f5 Rg8 54.f6 Rg5 (54...Rg2 55.f7 Re2 56.Kd4 Rf2 57.Rg7 Rf4 58.Ke3 Rf5 59.h7 Rf3 60.Kf3 Kd7 61.Rg6 Ke7 62.h8Q Kf7 63.Qh7 Ke8 64.Rg8) 55.Ke6 Rg1 (55...Kc7 56.f7 Rg1 57.d8Q Kc6 58.Qd5 Kb6 59.f8Q Rg6 60.Kf5 Rg5 61.Kg5 Ka6 62.Qf6) 56.Rh8 Kc7 (56...Rg8 57.Rg8 Kc7 58.d8Q Kc6 59.Rg5 Kb7 60.Rb5 Kc6 61.Qd7) 57.d8Q Kc6 58.Qd5 (58.Qd5 Kc7 59.Qd7 Kb6 60.Rb8 Kc5 61.Qd5) 1-0. Abdullaevich (1835) - gusoku (1755), lichess.org, 2020.

7.a4 c6 8.Nc3 Bb4 9.Nf3 Qb6 10.Be2 Bc3 (10...0-0!?=) 11.Bc3+= cb5 (11...Ne4 12.a5 Qd8 13.b6+=) 12.Qb1 (12.ab5 Ra7+/-) 12...Ne4? (better 12...b4=) 13.Bg7+- Rg8 14.Bd4 (better 14.ab5 Ra1 15.Qa1+-) 14...Qa6?? (14...Qd8 15.ab5 Ra1 16.Qa1 Rg2+-) 15.ab5+- (15.Bb5?! Qa5+/-) 15...Nd2 (15...Qa1 16.Ba1 Rg2+-) 16.Nd2 Qa1 17.Ba1 Rg2 18.Be5 (18.Be5 Rg6 19.h4+-) 1-0. Abdullaevich (1890) - Kaylines (1885), lichess.org, 2020.

7.a4 c6 8.Nc3 Bb4 9.Nf3 Bc3 (9...0-0 10.Be2=) 10.Bc3 cb5 (10...0-0 11.Bd3=) 11.ab5+= Ra1 12.Qa1 0-0 13.Ne5 Qb6 The isolani on b5 becomes a target 14.Nd7 Nbd7 15.Be2 Re8 16.0-0 e5 Black prepares the advance d4 17.Rb1 (17.d4 e4+=) 17...Qe6 18.Qa7 b6 19.Bb4 d4 20.Bd3 (20.Rc1!?=) 20...e4+= 21.Bc2 Qc4 22.Qa4 de3 23.de3 Nd5 24.Bd6? (better is 24.Be1 Qa4 25.Ba4+=) 24...Nc5?? (better is 24...Qa4 25.Ba4 Nc3-+) 25.Qc4+– (25.Qc4 Nf6 26.Bc5+–) 1–0. elektrooon – jack1961, internet, 2013.

7.a4 c6 8.Nc3 Ne4 9.Ne4= de4 10.Ne2 (10.Qc2 f5=) 10...cb5 11.ab5 Ra1 12.Qa1 Bb5 13.Bg7 Bg7 (13...Rg8!? 14.Bf8 Kf8=) 14.Qg7+/- Rf8 15.Qh7 Qc7 (better 15...Qa5!? 16.Qg7 Nc6+/-) 16.Qe4+- Be2 (16...Nc6 17.Qb1 Bc4 18.Ng3 Bf1 19.Nf1+-) 17.Be2 Qc1 18.Bd1 Nc6 19.0-0 (19.Qc2 Qc2 20.Bc2 Ke7+-) 19...Qc5 (19...Qd2 20.Ba4 Ke7 21.Rd1+-) 20.d4 Qd5? (20...Qd6+-) 21.Qd5 ed5 22.Bf3 Nb4 (22...Ke7 23.Bd5 Kd6 24.Bf3+-) 23.Rb1 Nd3 (23...Nc6 24.Rb7 Nd8 25.Rc7+-) 24.Rb7 f5 25.Bd5 f4 26.e4 (26.Bc4 Ne1 27.Rb1 Nc2+-) 26...f3 (26...Nc1 27.Bc4 f3 28.Rb8 Ke7 29.Rf8 Kf8 30.gf3+-) 27.gf3 (better 27.e5 Nc1 28.Bf3 Rf3 29.gf3 Ne2 30.Kg2 Nd4+-) 27...Rf3 28.e5 (28.Rb3!? Ne1 29.Re3 Re3 30.fe3 Nd3+-) 28...Rf2 29.Be4 (29.Bc6!? Kd8+-) 29...Rd2 30.Bd3 Rd3 31.Rb4 Kd7 (31...Kf7 32.Kg2+-) 32.Kg2 (32.h4!? Rh3 33.d5 Re3 34.e6 Kd6+-) 32...Ke6 33.h3 (33.Ra4 Kf5+-) 33...Rd2 (33...Kf5 34.Rc4+-) 34.Kg3 Rd3 (34...Kf5 35.Ra4 Kg5 36.Rc4+-) 35.Kg4 Rd1 36.h4 Rg1 37.Kh5 (37.Kf4 Rf1 38.Kg5 Rg1 39.Kh6 Kf5+-) 37...Rh1 (37...Rg8 38.Rb6 Kf5 39.Kh6+-) 38.Rb6 Kd5 (38...Kf5 39.Rf6 Ke4 40.Rd6+-) 39.Rd6 Ke4 40.e6 Rf1 (40...Re1+-) 41.e7 Rf5 42.Kg6 Rf4 43.h5 1-0. Abdullaevich (1805) - fikret10 (1625), lichess.org, 2020.

7.a4 c6 8.f4 cb5 9.ab5 Ra1 10.Ba1 Qa5 11.Nc3 Bb4 12.Qb1 0-0 13.Nf3 Ne4 14.Nd4 Bc3 15.dc3 Nc3 16.Bc3 Qc3 17.Kf2 Rc8 18.Bd3 g6 19.Rd1 Be8 20.Rd2 Qa5 21.Rc2 Rc2 22.Qc2 Nd7 23.Qc8 Kf8 24.Qb7 Qd2 25.Be2 Nc5 26.Qc8 Nd3 27.Kf3 Ne1 28.Kf2 Nd3 29.Kf3 Ne1 30.Kf2 e5 31.fe5 Nd3 32.Kf3 Ne5 33.Kf4 g5 34.Ke5 Qe3 35.Kd5 Kg7 36.Qf5 Qe7 37.Bd3 Bd7 38.Qh7 Kf6 39.Qh6 1–0. elsh1403 – madzialenna07 (1670), internet, 2014.

7.a4 Be7 8.Nf3 0-0 9.Nc3 c6 10.Be2 cb5 11.ab5 Ra1 12.Qa1 Qb6 13.0-0 Ne4 14.Ne4 de4 15.Ne5 Bb5 16.Bb5 (better 16.Bd4!? Qa6 17.Bb5 Qb5 18.Rb1-/+) 16...Qb5-/+ 17.Ng4 Qg5 18.h3 Nc6 19.f4 Qg6 20.Rc1 (20.Ne5 Ne5 21.fe5 Rd8-/+) 20...Rd8 21.Rc2 h5 22.Nf2 Nb4 23.Rc7 Bf6 (better 23...Bh4!? 24.Bc3 Bf2 25.Kf2 Nd3 26.Kg1 Qg3-/+) 24.Bf6= Qf6 (better 24...gf6!? 25.Rb7 Nd3 26.Nd3 Rd3 27.Rb8 Kg7+=) 25.Qf6+/- gf6 26.Rb7 Nd3 27.Ne4 f5 (27...Kg7!?+/-) 28.Ng5 Rf8 (28...Nc5 29.Rf7 Rd2 30.Rc7+-) 29.Kf1 (29.Rc7 Nb4+-) 29...Nc5 30.Rc7 (30.Rb5 Rc8+-) 30...Nd3 (better 30...Ne4!?+/-) 31.Ke2+- Nb4 32.d4 (32.Rd7 Nd5+-) 32...Nd5 33.Rd7 Nf6 34.Ra7 Nd5 (34...Ne4 35.Ne4 fe4 36.f5 ef5 37.Ra5+/-) 35.Kf3 Nf6 36.e4 fe4 37.Ne4 Ne4 38.Ke4 Kg7 39.g4 hg4 40.hg4 Rd8 41.f5 ef5 42.gf5 Re8 43.Kf4 Rd8 44.Ke5 (44.Ra4 Rd7+-) 44...Re8+/- 45.Kd6 Rd8 (45...Kf6 46.Kc6+/-) 46.Rd7 Ra8 (46...Re8 47.Re7 Rh8 48.Ke5+/-) 47.d5 (47.Ke5 Re8 48.Kf4 Re1+-) 47...Ra5 (47...Kf6!?+/-) 48.Ke7 Ra6? (better 48...Rb5+-) 49.d6 Ra8 (49...Ra1 50.Rc7 Re1 51.Kd8+-) 50.f6 Kg6 51.Rd8 Ra7 52.d7 Ra6 (52...Rb7+-) 53.Rg8 Kf5 54.d8Q Ra7 55.Kf8 (55.Kf8 Kf4 56.Qd2 Kf3 57.Qd3 Kf4 58.Qg3 Ke4 59.Rg4 Kf5 60.Rg5 Ke6 61.Qe3 Kd7 62.Qa7 Kd6 63.Qb7 Ke6 64.Qc6) 1-0. Abdullaevich (1810) - planina (1830), lichess.org, 2019.

7.Nc3 Be7 8.a4 0-0 9.Nf3 c6 10.Be2 cb5 11.ab5 Ra1 12.Qa1 Qb6 13.0-0 Bd6 14.Na4 Qd8 15.Bf6 Qf6 16.Qf6 gf6 17.Nb6 Bc5 18.Nd7 Nd7 19.d4 Bd6 20.Rc1 Ra8 21.g3 Kf8 22.Bd3 h6 23.Kg2 Ke7 24.e4 Ra3 25.Bb1 Nb6 26.ed5 Nd5 27.Rc8 (better is 27.Be4!?=) 27...Rb3-/+ 28.Bc2 Rc3 (better is 28...Rb5!? 29.Be4 f5 30.Bd5 Rd5-/+ (30...ed5?! 31.Rh8+=)) 29.Rc3= Nc3 30.Bd3 b6 31.g4 Bf4 32.h4 Kd6 33.Bc4 Nd5 34.Ne1 Bd2 35.Nd3 (35.Nc2!?=) 35...Bc3+= 36.Bd5? (better is 36.Kf3!? Bd4 37.Ke4+=) 36...Kd5-+ 37.f4 Kd4 38.Nc1 Bd2?? (better is 38...Bb2 39.Ne2 Ke3-+) 39.Nb3+– Kd3 40.Nd2 Kd2 41.h5 Ke3?? (better is 41...e5 42.fe5 Ke3+–) 42.g5! (42.g5 fg5 43.fg5 hg5 44.h6+–) 1–0. druhynejhorsi (1710) – beki25 (1735), internet, 2012.

7.Nf3 Bb4 8.Ne5 0-0 9.Nd7 Nbd7 (9...Qd7? 10.Bf6 Bd2 11.Nd2 gf6 12.Qg4 Kh8 13.Qh4+-) 10.Be2 c6 11.a4 Ba5 12.0-0 Nc5 (12...c5 13.Qc2=) 13.Bf6?? (better 13.Ba3 Ncd7 14.Bf8 Qf8 15.bc6 bc6 16.Qc2+/-) 13...Qf6=+ (worse 13...gf6 14.bc6 bc6 15.d4+/-) 14.d4 Ne4 15.Ra2 h6 (15...e5 16.bc6 bc6 17.de5 Qe5 18.Qc2=+) 16.f3 (16.bc6 bc6 17.Rc2 Rfc8=) 16...Ng5 (16...Nd6 17.bc6 bc6 18.Rc2=+) 17.Bd3 (17.bc6 bc6 18.Qc1=) 17...Bc7 (17...e5 18.bc6 bc6 19.f4 ef4 20.Rf4=+) 18.h4 (better 18.f4!? Ne4 19.Be4 de4 20.Qc2+/-) 18...Nh7=+ 19.Bh7 Kh7 20.Qe1 (20.bc6!? bc6 21.Qc2 Kg8 22.Qf2-/+) 20...cb5-+ 21.Nc3 b4 22.Nb5 Ba5 23.Qg3 Rac8 24.Nd6? (24.Rb2 Rc4-/+) 24...Rc3 (better 24...Bc7!? 25.Qe5 Qh4-+) 25.Nb7 Bb6 (better 25...b3 26.Re2 Bb4-+) 26.Qd6= Bd8?? (better 26...Bd4 27.ed4 Qd4 28.Kh2 Qh4 29.Kg1 Rfc8=+) 27.Qf8+- b3 (27...Be7 28.Qe8 Re3 29.Raf2+-) 28.Rb2 (better 28.Nd8 ba2 29.Nf7+-) 28...Be7 29.Qb8 Ba3 (29...Re3 30.Qa7 Qf4 31.Na5+/-) 30.Rbb1 (30.Re2 b2 31.Nc5 Re3+-) 30...b2 (30...Re3 31.Qg3+-) 31.a5 (31.Qe5 Qe7 32.Nc5 Bc5 33.dc5 Qc5+-) 31...Rc1?! (31...Re3 32.Rfd1 Qh4+-) 32.a6 Rf1 (32...Qg6 33.e4! de4+-) 33.Rf1 Qf5 34.Na5 (better 34.Nc5 Bc5 35.dc5 Qd3+-) 34...Qd3 35.Kh1 (better 35.a7 Qe3 36.Kh1+-) 35...Qf1-+ 36.Kh2 b1Q (36...Bd6 37.f4 Bb8 38.Nb3 b1Q 39.h5 Qbe1 40.Kh3 Qh1 41.Kg4 Qg2) 37.a7 (37.Qb1 Qb1 38.a7-+) 37...Qh1 38.Kg3 Qbe1 39.Kg4 (39.Kf4 Qeh4 40.Ke5 Qf6) 39…Qhh4 (39...Qeh4) 0-1. Atotheking (1770) - chad_mode (1730), lichess.org, 2021.

7.f4 c6 8.a4 Ne4 9.Nf3= cb5 10.Bb5 (10.ab5 Ra1 11.Ba1 Nd6=) 10...Bb5=+ 11.ab5 Ra1 12.Ba1 Qa5 13.Be5 Nd7 14.Qe2 Ne5 (14...f6 15.Bc3 Qa2 16.0-0=) 15.fe5= (15.Ne5 Bb4 16.0-0 Nd2 17.Nd2 Bd2=+) 15...Be7 16.0-0 0-0 17.Nd4 Qc7 18.d3 Nc5 19.Nf3 Qa5 20.d4 Ne4 21.Rc1 Bb4 22.Ne1 (22.Rc2 Ra8=+) 22...Be1 23.Re1 Rc8 24.Rf1 Rc7 25.Qb2 h6 26.g4 (better 26.Qe2-/+) 26...Nc3?? (better 26...Qa4 27.Na3 Rc3-+) 27.b6= Rc6 28.Qf2 Nb1 29.Qf7 Kh7 30.g5 hg5 31.Qh5 Kg8 32.Rb1 Rb6 33.Rc1 Rc6 ½–½. Freund – Decleir,Walter, Antwerp championship, 1957.

7.a4 Nc5 8.Nf3 Bd6 9.Be2 0-0 10.0-0 b6 11.d3 Bb7 12.Nbd2 Re8 13.Nd4 e5 14.Nf5 Bf8 15.Nf3 g6 16.Ng3 Bg7 (16...e4!? 17.Ne5 Bd6+=) 17.Be5+/– Re5 (better is 17...Nfe4!? 18.Bg7 Ng3 19.hg3 Kg7+/–) 18.Ne5+– Nfd7 (18...d4 19.Bf3 Nd5 20.ed4+–) 19.d4 (19.Nd7!? Qd7 20.d4 Ne4+–) 19...Ne5 20.de5 (better is 20.dc5!? bc5 21.a5+–) 20...Be5+/– 21.Rb1 (21.Ra2!?+/–) 21...f5 22.f4 Bg7 23.Bf3 Ra4 24.Ne2 Ra3 25.Qc1 Rd3 26.Nd4 (26.Rd1 Rd1 27.Qd1 Qd6+=) 26...Qe7 Attacks the backward pawn on e3 27.Re1 (27.Nc6 Bc6 28.bc6 Qe6=) 27...h5 (27...Re3 28.Nc6 Bc6 29.Qe3 Qe3 30.Re3 Bd4=) 28.Nc6 Bc6 29.bc6 Ne4 (29...Qe6 30.Rd1 Rd1 31.Qd1 Qe3 32.Kh1+=) 30.Be4 de4 (better is 30...Qe4 31.Rb6 Rc3 (31...cb6?? 32.c7+–) 32.Rb8 Kh7=) 31.Rb4?? (better is 31.Rb6! Bc3 32.Rb8 Kf7 33.Rd1+/–) 31...Qb4-+ 32.Qc2 (32.Re2 Qb3 33.Kf2 Bc3-+) 32...Qc3 (32...Qe1) 33.Rc1 b5 (33...Qc2!? 34.Rc2 Re3 35.Kf2-+) 34.Qa2 Kh7 (better is 34...Qb3 35.Qb3 Rb3-+) 35.Rc3+= Rc3 36.Qf7 (36.Qa5!? Rc6 37.Qb5 Rc1 38.Kf2-/+) 36...b4 37.Qc7?? (37.g4 hg4 38.Qe7 Rc1 39.Kf2 Rc2 40.Kg1=) 37...b3 38.Qb6 Rd3 39.c7= b2 40.c8Q Rd1 41.Kf2 (41.Kf2 b1Q 42.Qb1 Rb1 43.Qc4+=). avinoam – chesspurr, internet, 2013.

7.d4 Bb4 8.Bc3 Bd6 9.Nf3 0-0 (9...c5 10.bc6 bc6 11.Ne5=+) 10.a4 (10.Bd3 c5=) 10...c5 11.bc6 bc6 12.a5 Ba6 13.Nbd2 Bf1 14.Rf1 (14.Nf1 c5=+) 14...Qc7 (14...c5 15.Qe2=+) 15.Ke2 (15.Qe2 c5 (< 15...Bh2 16.g3+=) 16.dc5 Nc5-/+) 15...Rfb8 (15...c5 16.Qc2-/+) 16.Qa4 (16.Qc2 c5=+ (< 16...Bh2 17.g3+=)) 16...c5 (< 16...Bh2 17.g3 Ng4 18.a6=) 17.h3 (17.Rfc1 c4=+ (17...Bh2?! 18.g3=)) 17...c4 (17...Qc8 18.Rfb1-/+) 18.Rfb1 Rb1 19.Rb1 Nb8 (19...Rc8 20.Kf1=+) 20.e4 Bf4 (< 20...Ne4 21.Ne4 de4 22.Qe8 Bf8 23.Ne5+/–) 21.e5 Nfd7 22.g3 (22.Qb5 Ra7=+) 22...Bh6 (22...Bd2 23.Kd2 Nc6 24.Kd1=+) 23.Nh2 (23.Qb5 Qd8=+) 23...Bd2-/+ 24.Kd2 h6 25.f4 Ra6 (25...Nc6 26.Ra1=+) ½–½. Nebe,Lutz – Ligeti,George, internet, 1999.

7.d4 Nb6 8.Nc3 Bd7 9.a4 Bb4 10.Nge2 0-0 11.g3 (11.Ng3 Qe7+=) 11...Qe7 12.Bg2 Ra7 13.0-0 Rfa8 14.f3 c6 15.e4 de4 (15...Nc4!? 16.Qc1 c5-/+) 16.fe4+= cb5 17.ab5 Ra1 18.Ba1 Bc3 (18...e5 19.Qb1 ed4 20.Nd4 Bc5-/+) 19.Nc3= Qb4 20.e5 Nfd5 21.Ne4 Bb5 (21...Qb5?! 22.Nd6 Qb4 23.Rf7= (23.Nb7 Ne3 24.Qb1 Qd2=; 23.Nf7? Ne3 24.Qb1 Qb1 25.Rb1 Kf7-+)) 22.Qg4?? (22.Re1-/+) 22...Rf8 (better is 22...Bf1 23.Nf6 Kh8 24.Nd5 Nd5 25.Bf1 Ra1-+) 23.Nf6? (better is 23.Rd1!?-/+) 23...Kh8-+ 24.Nd5 Nd5 (24...ed5?! 25.Rd1+=) 25.Be4?? (25.Rc1 Ne3 26.Qf3-+) 25...Ne3 (better is 25...Bf1 26.Qd1 Bc4 27.Qc1-+) 26.Qh5?? (better is 26.Qh4 Nf5 27.Bf5 ef5 28.Rc1-/+) 26...g6-+ 27.Qh6 Nf1 (27...Bf1?! 28.Bc3 Qe7 29.Qe3-+) 28.Qf8 (28.Bc3 Qa3 29.Bb2 Qe3 30.Qe3 Ne3 31.Bb7-+) 28...Qf8 29.Bb7 0–1. captainevans – ddeety, internet, 2013.

7.d4 Ne4 8.Nc3 =+.

7.Nf3 Ne4 8.Qc2 Ndf6 9.d3 (9.Be2 Bd6=) 9...Bb4=+ 10.Nbd2 Nd2 11.Nd2 Bd7 12.a4 c6 13.Bf6 (13.Be2!?=+) 13...Qf6-/+ 14.Rb1 Bd2 15.Qd2 Ra4 16.Be2 0-0 17.0-0 Rfa8 18.Rb2 (18.bc6 bc6 19.Rb7 Qd8-/+) 18...Ra1 (18...c5 19.b6-+) 19.d4 Qg5 20.Qc3 Qe7 (20...cb5 21.Rc2 Rf1 22.Bf1-/+) 21.Rb3 R1a4 ½–½. Otte,Marco – Bijlmakers,Steef, Wag.Intcomp Wageningen, 2001.

8.Nc3 0-0 9.d4 e5 (9...Qe7 10.Be2 Bb4 11.0-0 Bd6 12.Re1 Ra7 13.Bd3 Rd8 14.Qc2 Ra5=; 9...Re8 10.Bd3 e5 11.de5 Ne5 12.Ne5 Be5 13.0-0 Qd6 14.h3 Qe6+=) 10.de5 Ne5 11.Be2 Nf3 12.Bf3 Be5 13.Na4 Qe8 14.Be5 Qe5 +=.

8.Nc3 0-0 9.Be2 e5 (9...Re8 10.d4 e5 11.de5 Ne5 12.0-0 Nf3 13.Bf3 c6 14.Qd3 Ng4+=; 9...Nc5 10.0-0 Bd7 11.Qc2 Ra5 12.Ng5 h6 13.d4 Na4 14.Na4 hg5+=) 10.d4 (10.0-0 e4 11.Nd4 Nc5 12.d3 Qe7 13.de4 de4 14.Qd2 Rd8+=) 10...e4 11.Nd2 Qe7 (11...Nb6 12.a4 Bb4 13.Qb3 Ba5 14.0-0 Bg4+=) 12.0-0 b6 (12...Nb6 13.a4 Bb4 14.Qb3 Bg4+=) 13.h3 (13.Qc2 Bb7 14.a4 Rfc8+=) 13...Bb7 14.a4 (14.Qb3 Rfc8+=) 14...c6 (14...Rfe8+=) 15.Qb3 cb5 (15...c5!?+=) 16.Nb5= (worse is 16.Qb5 Bb4 17.Rfc1 Ba6 18.Qa6 Ra6 19.Ba6 Ra8-/+) 16...Ba6 17.Ba3 Ba3 18.Qa3 Qa3 19.Ra3 Rac8 20.Ra2 Bb5 21.Bb5 Rc7 22.g3 Rfc8 23.Rd1 Ne8 (23...Kf8 24.Rb2=) 24.Bd7 Rd7 25.Nb1 (25.Rb1!? Rd6 26.Rab2=) 25...Rdc7 26.Na3 Nd6 27.Kg2 f5 (27...Ra7 28.Rb2+=) 28.Rdd2 (28.Rb1 Rb7=) 28...Nc4+= 29.Nb5 Nd2 30.Nc7 Rc7 31.Rd2 Kf7 32.Rb2 Rc6 33.Rb5 Ke6 34.g4 fg4 35.hg4 g5 36.Kg3 h6 37.f3 ef3 38.Kf3 Rd6 39.a5 (39.e4!?+/–) 39...ba5= 40.Ra5 Kf6 41.Ra7 Kg6 42.Re7 Kf6 43.Re5 Kg6 44.e4 de4 45.Ke4 h5 46.gh5 Kh5 47.d5 Kh4 (47...Rd8!?=) 48.Re8+/– Kg3 (better is 48...g4+/–) 49.Ke5+– Ra6 50.d6 Ra7 51.Ke6 g4 52.d7 Rd7 53.Kd7 Kf3 54.Rf8 ½–½. phildo (1860) – levigun (1670), gameknot.com, 2013.

8.Nc3 e5 9.d3 Nb6 (9...0-0 10.Be2 Qe7 11.Rc1 Rd8 12.Qc2 Qe6 13.0-0 c5 14.bc6 bc6+=; 9...c5 10.bc6 bc6 11.Be2 Qb6 12.Qc2 d4 13.ed4 ed4 14.Ne4 Ne4+=) 10.Be2 0-0 11.0-0 Re8 12.a4 Ra5 13.Nd2 Bb4 14.Qc2 Qd6 +=.

8.Nc3 e5 9.Be2 e4 (9...0-0 10.0-0 Qe7 11.Qc2 Re8 12.Nh4 Nb6 13.Nf5 Bf5 14.Qf5 Qe6+=; 9...Qe7 10.0-0 0-0 11.Qc2 Re8 12.Nh4 Nb6 13.Nf5 Bf5 14.Qf5 Qe6+=) 10.Nd4 Nc5 11.0-0 0-0 12.d3 Qe7 13.de4 de4 14.Qd2 Rd8 +=.

8.d4 c5 9.Be2 (9.dc5 Nc5 10.Be2 Na4=+) 9...cd4 (9...c4 10.0-0=+) 10.ed4 (10.Qd4 e5 11.Qd2 e4=+) 10...0-0 11.0-0 Re8 12.Re1 Qc7 13.Nc3 Ne4 (13...Nb6 14.Ne5=) 14.Rc1=+ Nc3 15.Bc3 Ra2 16.Qb3 Ra8 17.Bb4 Qb6 18.Bd3 Bf4 19.Rc2 g6 (19...Nf6 20.Bc5 Qd8 21.b6=+) 20.Qb2 Qd8 21.Bd2 Bd2 22.Nd2 Qa5 23.Rec1 Nb6 24.Bf1 (24.Qb1 Qa4 25.Nf3 e5 26.de5 Bg4=+) 24...Qa3 (24...Bd7 25.Nf3=+) 25.Qa3 Ra3 26.Rc7 (26.f4 Kg7=+) 26...Ra2 27.Nb3 h6 28.f4 Rf8 (28...Ra3 29.R1c3=+) 29.g3 g5 30.R1c3 (30.Bd3 gf4 31.gf4 Ra3=+) 30...Ra3 (30...gf4 31.gf4 Kg7 32.Nc5=+) 31.Be2 (31.fg5 hg5 32.h4 gh4 33.gh4 Ra2=+) 31...Kg7 (31...gf4 32.gf4 Kg7 33.Rg3 Kf6 34.Kf2=+) 32.Kf2 (32.fg5 hg5 33.h4 Na4=+) 32...gf4 33.gf4 Kf6 34.Rh3 Rh8 35.Rg3 Ra2 36.Nc1 Ra4 37.Bh5 (37.Nb3 Na8 38.Rc2 Rb4-/+) 37...Rh7 38.Ne2 Rc4 ½–½. Bonetti,Shane – Baer,Werner, TT–12 ETC, 2004.

8.Be2 0-0 9.0-0 c5 10.bc6 bc6 11.d4 c5 (11...Ba6 12.Nc3=+) 12.dc5= Nc5 13.a4 (13.Nc3 Ba6=+) 13...Bd7 14.Nc3 Qb8 (14...Qb6 15.Qc2=+) 15.Nb5= Bb5 16.ab5 Nfd7 (16...Ra1 17.Qa1 Nb3 18.Qa2+=) 17.Qd4+= f6 18.Ra8 Qa8 19.Ra1 Qb7 20.Qh4 Rc8 21.Nd4 (21.Qg4 Ne5 22.Ne5 Be5 23.Be5 fe5+=) 21...Ne5 22.Qh3 f5 23.Nf3 Nf7 (23...Nc4 24.Bd4=) 24.Qh4 h6 (24...Ne4 25.Rb1=) ½–½. Rohrbacher,W – Nadenau,O, Hockenheim Baden ChS, 1994.

7.a4 0-0 8.Nf3 Nbd7 9.Be2 Nc5 10.0-0 b6 11.d4 Nce4 12.Ne5 Bb7 13.Qc2 Bd6? (13...Nd7 14.Nc6 Bc6 15.Qc6=) 14.Nc6 (better 14.f3+-) 14...Bc6= 15.bc6 Ne8 16.Ba3 (16.Bd3 f5=) 16...f5 17.Bd6 N8d6 (worse 17...cd6 18.f3 N4f6 19.Qb2+=) 18.Nc3 (18.f3 Qg5 19.Kh1 Qe3 20.fe4 Ne4=) 18...Qg5 (18...Nc3 19.Qc3 f4 20.Bd3=) 19.Nb5 Nb5 20.ab5 Ra1 21.Ra1 h5 (21...f4!? 22.f3 Nd6+=) 22.Bf3 h4 23.h3 f4 (23...Qe7!?+/-) 24.Be4+- de4 25.Qe4 f3 26.Qe6 Kh8 27.Qg4 Qf6? (27...Qb5 28.Qh4 Kg8+-) 28.Qf3 Qf3 29.gf3 Rf3 (29...g5 30.Ra7 Rc8 31.d5+-) 30.Kg2 Rf5 31.Ra7 Rf7 (31...Rg5 32.Kf3 Rb5 33.Rc7 Rf5 34.Ke2+-) 32.f4 (32.d5 Rf5 33.e4 Rg5 34.Kf3 Rg6+-) 32...Kh7 (32...g5 33.fg5 Kg8 34.g6+-) 33.Kf3 Kg6 34.Kg4 (34.d5!? Kf6+-) 34...Kf6 (34...Re7 35.Rc7! Rc7 36.d5+-) 35.e4 (better 35.d5 Re7 36.Rc7 Rc7+-) 35...Ke6 (35...Re7 36.e5 Ke6+-) 36.f5 Kd6 37.Kh4 (better 37.Ra8 Ke7 38.Rc8 Kd6+-) 37...Re7 38.Ra4 (better 38.e5 Kd5 39.Ra4 Re8+-) 38...Re4 39.Kg5 Re7 (39...Re1 40.Ra8 Rg1 41.Kh4+-) 40.Kg6 (40.Ra8 Kd5 41.Rd8 Kc4+-) 40...Kd5 (40...Re3 41.Ra8 Rg3 42.Kf7+-) 41.h4 Kd6 (41...Re4 42.Kg7 Rg4 43.Kf7 Rh4 44.f6+-) 42.h5 Kd5 43.f6 (43.Ra8 Kd4 44.Rg8 Re1 45.Rg7 Kc4 46.Rc7 Kb5+-) 43...gf6 44.Kf6 (44.h6 Re1+-) 44...Re6 45.Kg5 Re1 46.h6 Rg1 47.Kf6 Rf1 48.Ke7 Rh1 (48...Rf4+-) 49.Kd7 Rh6 50.Kc7 Rh7 (50...Rh8 51.Kb6 Kd6 52.c7+-) 51.Kb6 Kd6 52.Ra7 Rh8 (52...Rh6 53.Rd7 Ke6 54.Kc7+-) 53.Rd7 Ke6 54.d5 Kf6 55.c7 1-0. Abdullaevich (1925) - akhmadi123 (1925), lichess.org, 2019.

7.a4 0-0 8.Nf3 Nbd7 9.Be2 Nc5 10.0-0 c6 11.bc6 bc6 12.Ne5 Qc7 13.d4 Nce4 (13...Ncd7 14.Qc2 Ne5 15.de5=+) 14.Nd2 (14.Qc2 Ba6+=) 14...Ba6 15.Ba6 (15.Ne4 Ne4 16.f3 Nf6=) 15...Ra6 16.Ne4 Ne4 17.Ba3 Ba3 18.Ra3 Rfa8 (18...Qd6 19.Qa1=) 19.Qc2 Attacking the backward pawn on c6 19...f6 20.Nd3 h6 (20...Rb6 21.Rc1+=) 21.g3 (21.Rc1!?+=) 21...Ra5 22.Rc1 R8a6 (22...Qe7 23.Ra2=) 23.Nb4 (23.f3 Ng5 24.Kg2 e5+/-) 23...Rb6 24.Nc6 Raa6 25.Nb4 Qe7 (25...Qc2!? 26.Nc2 Rb2=) 26.Na6 (26.Qc8!? Kh7 27.Rb3 Qb7 28.Qb7 Rb7 29.Na6 Rb3+-) 26...Qa3 27.Nc5 (27.Rf1 Rb2 28.Qc6 Qe7+/-) 27...Rb2 (better 27...Rc6+=) 28.Qd1?? (better 28.Qd3 Qd3 29.Nd3+/-) 28...Nf2-+ 29.Qh5 Qe3 30.Qe8 (30.Rf1 Ng4 31.Kh1 Qd2 32.Qe8 Kh7 33.Qg8 Kg8 34.Rf2 Qf2 35.Ne6 Qh2) 30...Kh7 31.Qe6 (31.Rc2 Ne4 32.Kg2 Rc2 33.Kh3 Ng5 34.Kh4 Rh2 35.Kg4 Qf3) 31...Qc1 (31...Ne4 32.Kh1 Qc1) 32.Kg2 (32.Qe1 Qe1 33.Kg2 Qh1) 32…Qh1 0-1. Abdullaevich (1945) - Weirdstan (1960), lichess.org, 2020.

7.d4 0-0 8.Nf3 Nbd7 9.Be2 c6 10.a4 cb5 11.Bb5 Qb6 12.0-0 Rd8 13.Nc3 Nb8 14.Qe2 Bd7 15.Bd7 Nbd7 16.Nb5 Ne4 17.Rfc1 Rdc8 18.Rc8 Rc8 19.Rc1 Rc1 20.Bc1 Bb4 21.Bd2 Qa5 22.Bb4 Qb4 23.Qc2 g6 24.h3 Kg7 25.Kh2 Nd6 26.Nd6 Qd6 27.g3 Qa6 28.Ne1 Nb6 Attacks the isolani on a4 29.Qc7 Na4 30.Nc2?? (30.Qe5 Kf8=) 30...Qe2?? (30...Qc4 31.Qc4 dc4 32.Kg2-+) 31.Kg2 (better is 31.Qe5 f6 32.Qc7 Kh6 33.Qf4 Kg7 34.Qc7 Kh6 35.Qf4 Kg7 36.Qc7=) 31...Nc3?? (better is 31...Qc4 32.Qc4 dc4-+) 32.Qc3+– h5 33.Nb4 g5 34.Qd3 Qe1 35.Nc2 Qc1 36.Na3 Qb2 37.Nb5 f5 38.Nd6 Kf6 39.Ne8 Ke7 40.Ng7 Kf6 41.Nh5 Kg6 42.g4 b5 (42...Qb4+–) 43.Ng3 (43.gf5 ef5 44.Ng3 Kg7 45.Qf5 Qa3 46.Nh5 Kh6+–) 43...b4 (43...Kf6+–) 44.gf5 Kf6 45.fe6 Ke6 46.Qf5 (46.Qa6 Kf7 47.Nf5 Qd4 48.Nd4 g4 49.Qa7 Kg6 50.hg4 Kf6 51.Nf5 b3 52.Qe7 Kg6 53.Qg7) 46...Kd6 47.Qg5 (better is 47.Qc8 Qb1+–) 47...b3 48.Qf6 Kc7 49.Qe5 Kb6 50.Qd6 Ka7 51.Qc7 Ka8 52.Nf5 Qc2 53.Nd6 Qc7-+ (53...Qc7 54.Nb5 Qa5-+) 0–1. popovicigelu – hvalrossen, internet, 2012.

7.Nf3 0-0 8.Be2 c5 9.0-0 Nbd7 10.Nc3 Qc7 11.Qc2 Bd6 12.h3 Ne5 13.a4 Ng6 14.Ba3 b6 (14...e5 15.d4 cd4 16.Bd6 Qd6 17.ed4=+) 15.Rfc1 Bb7 16.Qb3 (16.d4 Rfc8=) 16...e5=+ 17.d4 ed4 18.ed4 Nf4 19.Bf1 Ne6 (19...Rfe8 20.dc5 bc5 21.Qc2-/+) 20.Ne2 (20.dc5 bc5 21.Bd3 c4 22.Nd5 Bd5 23.Bd6 Qd6 (23...cd3?! 24.Qa3 Qd7 25.Bf8 Bf3 26.Bg7 Kg7 27.gf3=+) 24.Bc4 Rfc8-/+) 20...Ne4 21.Qd1 (21.dc5 N6c5 22.Bc5 Nc5=+) 21...N6g5 22.dc5 bc5 (22...Nf3!? 23.gf3 Nc5-/+) 23.Ng5?? (better is 23.Ned4=+) 23...Bh2 (24.Kh1 Nf2#; 23...Ng5?! 24.Nd4=) 0–1. Kirdin – Starcheus, corr URS, 1992.

7.Nf3 c5 8.a4 b6 9.Be2 Nbd7 10.0-0 0-0 11.h3 Bb7 12.d3 Bd6 13.Nbd2 e5 14.Nh2 (14.e4 Bc7=+ (worse 14...de4 15.de4 Bc7 16.Qc2+=)) 14...Re8 15.Ng4 Nf8 (15...Ng4 16.Bg4 Nf6 17.Bf3=+) 16.Nf6=+ Qf6 17.f4 (better 17.a5!? ba5 18.Bf3=+) 17...Qh6-/+ 18.fe5 (18.e4!?-/+) 18...Be5-+ 19.Be5 Qe3 20.Rf2 Re5 21.Nf3 Rf5 22.Qd2 Re8 (better 22...d4-+) 23.Qe3-/+ Re3 24.Raf1? (24.a5!? ba5 25.Ra5-/+) 24...Ng6 (24...d4 25.Nd2 Rf2 26.Rf2-+) 25.d4 (25.Nd2 Rf4!-+) 25...Nf4 (better 25...c4!?-+) 26.Bd1=+ Nd3 (26...Ne6 27.Bc2 Rf6 28.dc5 Nc5 29.Ra1-/+) 27.Re2 (27.Rd2 Rf6 28.Bc2 Nf4 29.dc5 bc5=+) 27...Re4 (27...cd4 28.Nd4 Re2 29.Nf5=+) 28.dc5 (28.Rd2!? c4 29.Bc2=) 28...Nc5-/+ 29.Re4 (29.Ra2!? d4 30.a5 ba5 31.Ra5-/+) 29...de4-+ (29...Ne4?! 30.Bc2=+) 30.Nd4 Rd5 31.Nc6 Bc6 (better 31...Rd6!?-+) 32.bc6=+ Rd6 33.c7 (33.Bb3! Rc6 34.Bf7 Kf8 35.Bg6 Ke7 36.Bh7=+) 33...Rc6-/+ 34.Bc2 Rc7 35.Rf4?? (better 35.Rb1!?-/+) 35...Re7 (35...Ne6!? 36.Rf2 e3 37.Re2-+) 36.Rf5 (36.Kf2 g6-+) 36...g6 (36...Rd7 37.a5 Rd2 38.Bb3-+) 37.Rd5 Kf8 (better 37...Ra7!?-+) 38.a5-/+ e3 39.Kf1 e2 40.Ke1 Rb7 (40...Ne6 41.ab6 Nf4 42.Rg5-/+) 41.ab6=+ Nd7 42.Rd7?? (better 42.Ke2 Ke7 43.Ra5=+) 42...Rd7-+ 43.Be4 Ke7 (better 43...Rd4 44.b7 Rb4-+) 44.b7 Rd8 45.Ke2 Kd7 46.Kf2 (46.Ke3 Kc7-+) 46...Kc7 (46...f5 47.Bd5-+) 47.Bf3 Rb8 (47...Re8 48.h4-+) 48.Kg3 (48.Ke3 Re8 49.Kd4 f5-+) 48...Rb7 49.Bb7 Kb7 50.Kg4 Kc7?? (better 50...f6-+) 51.Kg5= Kd7 52.Kh6 Ke6 53.Kh7 Kf6 54.Kh6 Ke7 55.Kg5 Kf8 56.Kf6 Ke8 57.g4 Kf8 58.g5 Kg8 59.h4 Kf8 60.Ke5 Kg7 61.Kd6 Kf8 62.Kd7 Kg7 63.Ke7 Kg8 64.Kf6 Kf8 65.Ke5 Kg7 66.Kf4 Kf8 67.Kg4 Kg7 68.h5 Kf8?? (better 68...gh5 69.Kh5 f5=) 69.h6+- Kg8 70.Kf4 Kh7 (70...Kh8 71.Ke5 Kh7 72.Kd6 f5 73.gf6 Kh6 74.f7 Kh5 75.f8Q Kg4 76.Qf2 Kh5 77.Qe2 Kh4 78.Qg2 g5 79.Ke5 Kh5 80.Kf6 Kh4 81.Kf5 g4 82.Qg4) 71.Ke5 Kg8 (71...f5 72.gf6 Kh6 73.Kd6 Kg5 74.f7 Kf5 75.f8Q Ke4 76.Qe8 Kd3 77.Qg6 Kd2 78.Qh6 Ke2 79.Qe6 Kf3 80.Kc5 Kf2 81.Qf5 Kg3 82.Kd4 Kg2 83.Qg4 Kf2 84.Kd3 Kf1 85.Ke3 Ke1 86.Qe2) 72.Kf6 Kh7 (72...Kh8 73.Kf7 Kh7 74.Kf6 Kg8 75.Kg6 Kf8 76.Kf6 Ke8 77.g6 Kd7 78.h7 Kd6 79.g7 Kc6 80.h8Q Kc5 81.Qh5 Kd4 82.Qe5 Kd3 83.g8Q Kd2 84.Qc4 Kd1 85.Qee2) 73.Kf7 Kh8 74.Kg6 Kg8 75.Kf6 Kh8 (75...Kf8 76.g6 Ke8 77.g7 Kd7 78.g8Q Kc7 79.h7 Kc6 80.Qc4 Kd6 81.h8Q Kd7 82.Qhc8 Kd6 83.Q8e6) 76.g6 Kg8 77.Kg5 (77.g7 Kh7 78.Kf7 Kh6 79.g8Q Kh5 80.Qg3 Kh6 81.Qg6) 77...Kh8 (77...Kf8 78.h7 Ke7 79.h8Q Kd6 80.g7 Kc6 81.g8Q Kb5 82.Qd5 Kb6 83.Qg7 Ka6 84.Qgb7) 78.h7 Kg7 79.Kh5 (79.h8Q Kh8 80.Kf6 Kg8 81.g7 Kh7 82.Kf7 Kh6 83.g8Q Kh5 84.Qg3 Kh6 85.Qg6) 79...Kh8 80.Kg5 Kg7 81.Kf5 (81.h8R Kh8 82.Kf6 Kg8 83.g7 Kh7 84.Kf7 Kh6 85.g8Q Kh5 86.Qg3 Kh6 87.Qg6) 81...Kh8 82.Ke6 Kg7 83.Ke7 (83.Kd7 Kh6 84.h8Q Kg6 85.Ke6 Kg5 86.Qd4 Kg6 87.Qg4 Kh7 88.Kf6 Kh6 89.Qg6) 83...Kh8 84.Ke8 Kg7 85.Ke7 (85.Kd7 Kh6 86.h8Q Kg5 87.g7 Kf5 88.Qh4 Ke5 89.g8Q Kf5 90.Qe6) 85...Kh8 86.Ke8 (86.Kd6 Kg7 87.Kd7 Kg6 88.h8Q Kg5 89.Qe5 Kh4 90.Qe1 Kg5 91.Qe3 Kf5 92.Ke7 Kg6 93.Ke6 Kg7 94.Qg1 Kh6 95.Kf6 Kh5 96.Qg5) 86...Kg7 87.h8Q (87.Kd7 Kg6 88.h8Q Kg5 89.Qe5 Kh4 90.Qe1 Kg5 91.Qe3 Kf6 92.Kd6 Kf5 93.Qd4 Kg6 94.Qf4 Kh5 95.Ke6 Kg6 96.Qg4 Kh6 97.Kf6 Kh7 98.Qg7) 87...Kh8= 88.Kf7 ½-½. Abdullaevich (1805) - Neilzz (1740), lichess.org, 2019.

7.Nf3 Nbd7 8.a4 b6 (8...0-0 9.a5=+) 9.Nc3 0-0 10.Be2 Nc5 (10...Bd6 11.d4=) 11.0-0 Nce4 12.Ne4 Ne4 13.h3 Bf6 (13...f6 14.Qc2+=) 14.d4 (14.Bf6!? Qf6 15.Qc2+=) 14...Bb7= 15.Nh2 Be7 16.Qc2 Bd6 17.Nf3 Qf6 18.Nd2 Nd2 19.Qd2 Qg6 (19...Rfc8 20.Rfc1=) 20.f4 (20.Bd3 f5=) 20...f5 21.Qc2 Rfc8 22.Ba3 (22.Qb3 Qg3=) 22...c5 23.dc5 (23.bc6 Rc6 24.Qb1 Ra4 25.Bd6 Ra1 26.Qa1 Rd6+/-) 23...Bc5=+ 24.Qd3? (24.Bc5 Rc5 (worse 24...bc5 25.a5+=) 25.Qd2 d4=) 24...Qg3?? (better 24...d4 25.Bf3 Bf3 26.Rf3 Ra4-+) 25.Bc5= Rc5 26.Bf3 Kf7 (26...Rac8 27.Qd4 Kf8 28.Rad1=) 27.Qd4 (better 27.e4 Qg6 28.Rfe1+=) 27...Ra5 (better 27...Rac8=) 28.Rfc1+/- Rc1?? (28...Qh4 29.Rc5 bc5 30.Qc5 Qd8+-) 29.Rc1+- Ra7 1-0. Abdullaevich (1865) - Satrancumudu (1935), lichess.org, 2020.

7.Bb5 c6 8.Bc4 b5 9.Bb3 Bd6 10.Nc3 (10.Qg4 Rg8=) 10...0-0 11.Nd5 cd5 (11...ed5 12.a4 ba4 13.Ra4=+) 12.Qg4 f6 13.Bc2 (13.Nf3 Na6=+) 13...e5 (13...Nc6 14.Qh5 f5 15.Nf3=+) 14.Qh4 (14.Qe2 Be6=) 14...h6=+ 15.Qh5 (15.Nf3 Nc6=+) 15...Ba3 (better 15...Nc6=+) 16.Qg6?? (better 16.Ba3 Ra3 17.Nf3=+) 16...f5 (16...Bb2 17.Rb1 Ra2 18.Qh7 Kf7-+) 17.Be5+/- Qe7 18.Nf3 Nd7 (better 18...Ra6 19.Qg3 Nc6+=) 19.Bd6?? (19.Qc6 Ne5 20.Qa8 Be6+/-) 19...Qf6?? (better 19...Qd6 20.Qd6 Bd6-+) 20.Nh4?? (better 20.Qf6 Rf6 21.Ba3 Ra3 22.Nd4+-) 20...Bd6 (better 20...Qa1 21.Bd1 Ne5 22.Be5 Qe5-+) 21.Qf6 Rf6 (21...Nf6 22.Nf5 Bf5 23.Bf5-+) 22.Nf5 Nc5 (better 22...Bc5-+) 23.d4? (23.Nd6 Rd6 24.d4 Ne4-+) 23...Na4 (better 23...Bf5 24.dc5 Bc2 25.cd6 Rd6-+) 24.Nd6-/+ Rd6 25.Ba4 (25.Bb3!?-/+) 25...Ra4-+ 26.0-0 Rda6 27.Rfc1 Ra8 (27...Bf5 28.Rc5 b4 29.Rd5-+) 28.Rc2 (28.Rc5 b4 29.f3 b3-+) 28...b4 29.Rb2 (29.Rac1 Bf5 30.Rc7 Ra2-+) 29...Ba6 30.h3 (30.Re1 Bc4-+) 30...Bc4 31.g4 (31.Rc1 Ba2 32.f4 Bc4-+) 31...b3! 32.a3 (32.ab3 Ra3 Double attack (32...Ra1 Pinning; 32...Ra1 Deflection; 32...Ra3 Decoy)) 32...Ra3 33.Ra3 (33.Rab1-+) 33...Ra3 34.Kg2 Ra2 35.Rb1 b2 36.f4 (36.h4 g6-+) 36...Bd3 37.Rd1 (37.Rb2 Rb2 38.Kg3-+) 37...Ra1 (37...b1Q 38.Kg3 Qd1 39.f5 Qg1 40.Kh4 g6 41.fg6 Bg6 42.e4 Qf2) 38.Ra1 ba1Q 39.h4 (39.Kf3 Qf1 40.Kg3 Qe1 41.Kg2 Be4 42.Kh2 Qf2) 39...Qf1 40.Kg3 Be4 41.h5 Qg2 42.Kh4 Qh2 0-1. afsharian - kenG2, lichess.org, 2018.

7.Bb5 c6 8.Be2 b5 9.Nf3 (9.a4 ba4 10.Ra4 Ra4 11.Qa4 Bd6=) 9...Nf6 (9...Bd6 10.a4=) 10.0-0 (10.a4 ba4 11.Ra4 Ra4 12.Qa4 Bd6+=) 10...Be7 (10...Bd6 11.a4=) 11.Ng5 (11.a4 ba4 12.Ra4 Ra4 13.Qa4 0-0+=) 11...0-0 (11...Ra5 12.Nf3=) 12.f4 (12.Qc2!? Re8 13.Bh5=) 12...Nd5=+ 13.Ne4 f5 14.Nec3 Nc3 15.Nc3 b4 16.Nb1 c5 (16...Ba6 17.d3=) 17.Qb3 Nc6 18.Bc4 (18.a3=) 18...Bd7 (better is 18...Qd6!? 19.Qc2 Ba6=+) 19.Be6+= Be6?? (better is 19...Kh8+=) 20.Qe6+– Kh8 21.Qc6 Bd6 22.Qb5 Rb8 23.Qc4 Qh4 24.d3 Qg4 25.Nd2 Qe2 26.Qc2 Qe3 27.Kh1 Bf4 28.Nf3 Rbd8? 29.Bc1 Qd3 30.Qd3 Rd3 31.Bf4 Rfd8 32.Rac1 R8d5 33.h3 Kg8 34.Ne5 Kf8 35.Nc6 Ke8 36.Rfe1 Kd7 37.Ne5 Ke6 38.Nd3 Kf6 39.Nc5 Rc5 40.Rc5 g5 41.Be5 Ke6 42.Bg7 Kd6 43.Rce5 Kc6 (44.Rf5 g4+–). wach – WyleECoyote, Caissa.com, 2004.

7.Bb5 c6 8.Be2 Qb6 9.Qc1 Na6 10.a3? (better 10.Nc3!?=) 10...Nc5-/+ 11.Bc4 (11.Qc2 Na4 12.Be5 Qc5 13.Qc5 Nc5-/+) 11...Na4 (11...Ra4 12.Ra2 e5 13.Be2-+) 12.Ra2-/+ Nb2 13.Rb2 Qc7 14.Rb3 b5 15.Bd5 ed5 16.Rb5 Ba6 (16...Bd6 17.Rb3-/+) 17.Rb2 (better 17.Rd5! Be7 18.Rd4=) 17...Bd6-/+ 18.h3 0-0 19.Ne2 Be5 20.Rc2? (20.d4 Bd6=+) 20...Rfc8 (20...Bd3!?-+) 21.d4 Bf6 (21...Bd6!?-/+) 22.0-0=+ Rab8 23.Nec3? (23.Nbc3 Qd6=) 23...Qd6 (23...Bf1 24.Qf1 Qd7 25.Qc1-+) 24.Nd2? (better 24.Rd1!? Be7 25.Ne2=+) 24...Bf1 25.Nf1 h6 26.a4 Rb4 27.Ng3 g6 28.Nge2 Rcb8 29.e4? (29.a5 Ra8 30.Qa3 Ra6-+) 29...Bg5 (29...Bd4!? 30.ed5 Bc3 31.Nc3 cd5 32.Qh6-+) 30.Qd1 de4 31.Ne4 Qe7 32.N2c3 (32.Ng5 Qg5 33.Qd3-/+) 32...f5 (better 32...Qd8!?-+) 33.Ng5=+ Qg5 34.Kh2? (better 34.d5!? Rd8 35.Rd2=+) 34...Qf4-+ 35.g3 Qd4 36.Qd4 (better 36.Qe2-+) 36...Rd4 37.Ne2 Ra4 38.Rc6 (38.Nf4 g5 39.Nd3 Ra6-+) 38...Kg7 (better 38...Ra2 39.Re6 Rbb2-+) 39.Nf4 Ra2 40.Rg6 (40.g4 fg4 41.hg4 g5 42.Nh5 Kf7-+) 40...Kh7 41.g4?? (better 41.Re6 Rf2 42.Kg1-+) 41...Rf2 42.Kg3 Rf4! 43.Rf6 (43.Kf4 Kg6 Remove defender) 43...Rfb4 (43...Rbb4 44.Rf8-+) 44.gf5 (44.Rf5 Rb2 45.Kh4 R8b3-+) 44...R8b7 (44...Ra4 45.Kf2 Rb2 46.Ke3 Rb3 47.Kd2 Ra2 48.Kc1 Rh3 49.Rd6 Rh1 50.Rd1 Ra1 51.Kc2 Rad1 52.Kc3 Rd8 53.Kc2 Rh3 54.Kb2 Rg8 55.f6 Rg2 56.Kc1 Rh1) 45.h4 (45.Re6 Ra7 46.Re3 Kg7-+) 45...h5 (45...Ra7 46.Rg6 Ra3 47.Kh2-+) 46.Rg6 (46.Ra6 Rg4 47.Kf2 Rh4-+) 46...Rc7 (46...Rg7 47.Rg5-+) 47.Kf3 (47.Kf2 Rc3 48.Re6 Rb2 49.Re2 Re2 50.Ke2 Rh3-+) 47...Rc3 48.Ke2 (48.Kg2 Rb2 49.Kh1 Rc4-+) 48…Rh4 (48...Rh4 49.Kd2 Ra3-+) 0-1. dale70 (2115) - wesh (2120), Rated Blitz game, lichess.org, 2015.

7.Bb5 c6 8.Be2 Bd6 9.Nf3=+.

7.Bb5 Bd7 8.Bc4=+.

6.ba6 Na6 7.Bc4 Bd7 8.Nf3 Be7 9.Ne5 0-0 10.0-0 Bc8 11.f4 Nd7 12.Qh5 Ne5 13.Be5 Bf6 14.Rf3 Be5 15.fe5 h6 16.Rg3 Kh7 17.d4 c5 18.Bd3 Kh8 19.Qg4 Qg5 20.Qf3 Qe7 21.Qe4 g6 22.Rh3 Kg7 23.Nd2 Nb4 24.Rf1 (24.Bc4 Nd5+=) 24...Nd3 (24...Ra2!? 25.Nf3 Ra3+=) 25.Qd3+= b6 26.Ne4?? (better is 26.Qb1+=) 26...Ba6-+ (26...Ra2?! 27.Qb1 Ra3 28.Nd6+=) 27.Qd1 Bf1 28.Qf1 Ra2 29.Nf6 Rfa8 30.Qf4 Rh8 31.Qh4 Ra7 32.Rg3 Kf8 33.Rf3 c4 34.e4 White prepares d5 34...b5 35.Qf4 b4 36.d5 Qc5 Black prepares the advance c3 37.Re3?? (37.Kh1 Ra1 38.Rf1 Rf1 39.Qf1-+) 37...c3 38.Kf1 Qc4 39.Kf2 c2 (better is 39...Ra2!? 40.Kg3 c2 41.Nd7 Ke8 42.Nb6-+) 40.Re1 Qd4 41.Kf1 ed5 42.Nd5 b3 43.e6 Qc4 44.Kg1 Qc8?? 45.Qf6? Rh7?? 46.e7+/– Kg8?? 47.Qb2 Qc5? 48.Kf1 Re7 49.Ne7?? Qe7-/+ 50.Qb3 Qc7 51.Rc1?? Qf4-+ 52.Ke2 Qc1 53.Qb8 Kg7 54.Qe5 Kf8 55.Qb8 Ke7 56.Qe5 Kd7 57.Qd5 Ke8 58.Qe5 Kd8 59.Qd6 Ke8 60.Qe5 Kf8 61.Qb8 Kg7 62.Qe5 ½–½. Anastasiou,Dimitrios – Deligiannis,Paraskevas, Patron CC–ch, 2008.

6.Bc4 Bb4 7.a4 0-0 8.Nc3 b6 9.Nf3 Bb7 10.0-0 Nbd7 11.Qb3 a5 12.d4 Qe7 13.Ng5 h6 14.Nh3 Bc3 15.Bc3 Ne4 16.Bb2 Nd2 17.Qc2 Nf1 18.Ba3 Ne3 19.fe3 Qf6 20.Bf8 Nf8 21.Rf1 Qg6 22.Bd3 Qh5 23.Nf4 Qg5 24.Nh3 Qe3 25.Kh1 Qd4 26.Rf4 Qe3 27.Qc7 Qh3 28.Qb7 Qd3 29.Qf7 Kh8 30.h3 Ng6 31.Rf3 Qb1 32.Kh2 Rf8 33.Qe6 Rf3 34.gf3 Qc2 35.Kg3 1–0. elsh1403 – mandepa (1655), internet, 2014.

6.Bc4 c5 7.a4 ab5 8.ab5 Ra1 9.Ba1 b6 10.f4 Bb7 11.Nf3 Be7 12.0-0 0-0 13.Ne5 Nbd7 14.Qe1 Nd5 15.Qg3 Bf6 16.d4 cd4 17.ed4 Be5 18.fe5 f5 19.Nd2 Qe7 20.h4 Rc8 21.h5 h6 22.Bb2 Qg5 23.Qf2 Ne3 24.Be6 Kh8 25.Nf3 Bf3 26.Qf3 Nf1 27.Bd7 Nd2 28.Qf5 Qf5 29.Bf5 Rd8 30.e6 Re8 31.d5 Nc4 32.Bd4 Kg8 33.g4 Kf8 34.Kf2 Ke7 35.Bg7 Kd6 36.Bg6 Rg8 37.Bh6 Ne5 38.Bf4 Rf8 39.Kg3 Kd5 40.e7 Ng6 41.ef8Q Nf8 42.g5 Ne6 43.Kg4 Ke4 44.Bd6 Nd4 45.Bc7 Nb5 46.Bb6 Nd6 47.g6 Ke5 48.Kg5 1–0. elsh1403 (1670) – 218kodl, internet, 2014.

6.Bc4 c6 ½–½. Malaniuk,V – Beshukov,S, 1998.

6.Bc4 Be7 7.Nf3 0-0 8.0-0 ab5 9.Bb5 c6 10.Be2 Nbd7 11.d4 Qb6 12.Qb3 Qd8 13.Nbd2 c5 14.Rfd1 Nd5 15.dc5 Nc5 16.Qc4 Qb6 17.Bd4 Qa6 18.Nb3 Qc4 19.Bc4 Nb3 20.Bb3 Rd8 21.Ne5 f6 22.Nf3 Bd7? (22...g5 23.e4 Nf4 24.Be3+=) 23.Rac1 (better is 23.e4 Nf4 24.Bb6+/–) 23...Bc6= 24.e4 Nf4 25.Bc4 Kf7 (25...Be4 26.Be3 Nd5-/+) 26.g3? (better is 26.Be3!? Rd1 27.Rd1+=) 26...Nh3 27.Kg2 Ng5 (better is 27...Be4 28.Be3 g5 29.Rd8 Rd8 30.Kh3 Bf3-/+) 28.Ng5= fg5 29.f3 g4 30.Be2?? (better is 30.Be3=) 30...gf3 (better is 30...Ra2!? 31.Kf1 gf3 32.Bf3-+) 31.Bf3 Ra2 32.Kh3 Ra3 33.Rf1?? (33.Bg2 g5 34.Rf1 Kg6-+) 33...Kg8 34.Bg4? Rd4-+ 35.Be6 Kh8 36.Rf7 Re4 37.Re7 Re5?? 38.Rc6!+– Rh5 39.Kg4 Ra4 40.Kh5 Ra5 41.Kg4 h5+– 42.Kh3 Kh7 43.Rcc7 b5 44.Rg7 Kh6 45.Bf5 1–0. kubak – ukres05, internet, 2012.

7.Bb5 Nbd7 8.Nf3 Be7 9.0-0 0-0 10.Nc3 Nd5 11.d4 Nc3 12.Bc3 Nf6 13.Qb1 Nd5 14.Bd2 Nf6 15.Rc1 h6 16.Ne5 c6 17.Be2 Bd6 18.Bb4 Re8 19.Bd6 Qd6 20.a4 Nd7 21.f4 Ne5 22.fe5 Qc7 23.Qe4 Ra5 24.Bd3 g6 25.Qh4 Kg7 26.Qf6 Kg8 27.Qf4 Kg7 28.Qf6 Kg8+– 29.Bg6! Qe7 30.Qe7 Re7 31.Be4 Rc7 32.Rc4 Bd7 33.Rac1 Kg7 34.Kf2 f6 35.ef6 Kf6 36.Rb4 Ke7 37.Rc5 Ra8 38.Rh5 Rh8 39.g4 Rf8 40.Kg3 Rf6 41.h4 b5 42.Rc5 ba4 43.Ra4 Rb7 44.g5 hg5 45.hg5 Rf8 46.Rac4 Rg8 47.Kf4 Rf8 48.Ke5 Rg8 49.g6 Rb3 50.Rc3 Rc3 51.Rc3 Be8 52.Ra3 Bg6 53.Ra7 Kf8 54.Ra8 Be8 55.Bc6 1–0. Schulze,Harald (2155) – Gerstorfer,Werner (2030), RLNO_Cham–SWNbg1_R9_BY00/01, 2001.

8.Ba4 b5 9.Bb3 Bb7 10.Nf3 Be7 11.0-0 0-0 12.Nc3 Nbd7 13.h3 Nc5 14.d4 Nb3 15.ab3 c5 16.Nb5 Qb6 17.Ra8 Ra8 18.Nc3 cd4 19.Nd4 Bd5 20.Nd5 Nd5 21.Qg4 Bf6 22.Rc1 Kh8 23.Rc6 Qb4 24.Qe2 Bd4 25.Bd4 Qb3 26.Qg4 Qb1 27.Kh2 Qg6 28.Qe2 Re8 29.Qc4 h6 30.f3 Ne7 31.Rc7 Nf5 32.Be5 Ne3 33.Qe2 Nf5 34.Qe4 f6 35.Bf4 e5 36.Bc1 Nh4 37.Qe2 Nf5 38.Ba3 Qg3 39.Kg1 Rb8 40.Rc1 Nd4 41.Qc4 Nf3 42.Kh1 Qh2 0–1. elsh1403 – samor25, internet, 2014.

8.Bc4 b5 9.Bb3 Be7 10.Nf3 0-0 11.0-0 c5 12.d3 Ba6 13.Bc2 Nc6 14.Nc3 Nb4 15.a3? (better is 15.Bb1+=) 15...Nc2-+ 16.Qc2 b4 17.Ne2 Qd3 18.Qd3 Bd3 19.Rfe1 Be2 20.Re2 c4 (20...Rfd8!? 21.Rd2-+) 21.ab4-/+ Bb4 22.Bf6 gf6 23.Rea2 Ra2 24.Ra2 Rd8 25.g3 Kg7 26.Kf1 Rd1 27.Ke2 Rb1 (27...Rc1!?-/+) 28.Nd2+= Bd2 29.Kd2 f5 30.Rc2 Rb4 31.Kc3 Ra4 32.Kd4 Attacks the isolani on c4 32...Kf6 33.Rc4 (better is 33.Kc5!?=) 33...Ra2-/+ 34.f3 Rh2 35.Rc7 (35.e4!?-+) 35...Rg2 36.Rc1 Rg3 37.f4 h5 38.Rh1 Kg6 39.Rh4 Rg4 40.Rh3 h4 41.Kd3 Kh5 42.Ke2 Rg3 43.Rh2 Kg4 44.Kf2 (44.Rh1 Rg2 45.Kd3 h3-+) 44...h3 45.Rh1 Rg2 46.Kf1 Kg3 Black plans h2 47.Ke1 h2 48.Kf1 Ra2 (48...Ra2 49.Rh2 Rh2-+) 0–1. dtpwaldi – ricina (1740), internet, 2013.

8.Bc4 b5 9.Bb3 (9.Be2 Bd6=+) 9...Be7 (9...Bd6 10.d4=+) 10.Nf3 0-0 11.0-0 c5 12.d4 (12.d3!?=+) 12...c4-/+ 13.Bc2 b4 14.Ne5 Qc7 15.f3 (15.Qf3 Bb7 16.e4 Rc8-/+) 15...Bd6 16.Rf2 (16.Qe1!?-/+) 16...c3-+ 17.Bc1 Be5 18.de5 Qe5 19.a3 Nc6 20.Ba4 (20.Bb3 Rd8 21.Qe1 Bb7-+) 20...Rd8 (20...c2 21.Qc2 Ra4 22.Qa4 Qa1 23.Qc6 Qb1 24.Qc2-+) 21.Qc2 Bd7 22.ab4 Nb4 23.Qc3 Qc3 24.Nc3 Nd3 25.Rfa2 Nc1 26.Rc1= Rac8 27.Bd7 Nd7 ½–½. Zwanenbeek,I – Boots,A, Alkmaar – ACCOM Open, 1984.

8.Bc4 Bd6 9.Nf3 =+.

8.Bc4 Nbd7 9.Ne2 Be7 10.0-0 0-0 11.Nbc3 Nb6 12.Bb3 Re8 13.Nd4 Nfd7 14.Bc2 Bf6 15.Nb3 Nc4 16.Bc1 Nf8 17.Rb1 g6 18.Ne4 Bg7 19.Qe2 Nd6 20.Nec5 Ra2 21.Qd3 b6 22.Ne4 Ne4 23.Qe4 Bb7 24.Qc4 b5 25.Qd3 Qc7 26.Ra1 Ba1 27.Na1 Ra1 28.Bb2 Rf1 29.Kf1 e5 30.Bb3 Nd7 31.Qc3 Kg7 32.f4 f6 33.fe5 Qe5 34.d4 Qe3 35.Qc2 Qe1 0–1. mirgro7 – mrgeorge, internet, 2014.

8.Bc4 Be7 9.Ne2 0-0 10.0-0 b5 11.Bb3 Bb7 12.f4 Qc7 (12...c5 13.d3+=) 13.Be5 Qb6 14.Nbc3 c5 15.f5 Qc6 (15...c4 16.Bc2 b4 17.Bf6 Bf6 18.Rb1-/+) 16.Rf2 Ng4?? (better is 16...Nbd7 17.Bf6 Nf6-/+ (worse is 17...gf6 18.Nf4+=)) 17.Rf3?? (better is 17.Nd4 Nf2 18.Nc6 Nc6 19.Kf2 Ne5 20.Nb5 ef5 21.Qb1+=) 17...Ne5-+ 18.Rg3 (18.Rf2 Nd3 19.Rf3 b4-+) 18...Bh4 19.fe6 Bg3 20.ef7 (20.Bd5 Bh2! 21.Kh2 Qd6-+) 20...Kh8 (better is 20...Rf7 21.Bd5 Bf2 22.Kh1-+) 21.Qf1 (21.Bd5 Bh2! 22.Kh2 Qh6 23.Kg1 Bd5 24.Nd5 Ng4-+) 21...Bh4 22.Bd5 Qc7 (better is 22...Qd7!? 23.Bb7 Qb7 24.Qf4-+) 23.e4 (23.Nf4 Bd5 24.Nfd5 Qd6-+) 23…Ng4 (23...Ng4 24.g3 Bf6 25.Nb5 Qe7 26.Bb7 Qb7-+) 0–1. jura1946 – butorraktarr, internet, 2013.

8.Be2 Bb4 9.Qb3 Qa5 10.Nf3 Na6 (10...Nbd7 11.0-0=) 11.a3 Be7 12.Nc3 Nc5 13.Qc2 Na4 14.Na4 Qa4 15.Bd1 Qc2 16.Bc2 0-0 17.0-0 b6 18.d4 c5 (18...Rd8 19.Ne5 Bb7 20.Rfb1=) 19.Ne5 (19.dc5 bc5 20.a4 Bb7=) 19...Bb7 20.Rfc1 (20.Rfd1 Rfd8=) 20...Rfd8 (20...cd4 21.ed4 Rfc8 22.a4=+) 21.Bd1 Nd7 22.Nc4 (22.Nd7 Rd7 23.dc5 Bc5=+) 22...Bd5 (22...b5 23.Nd2-/+) 23.Be2 (23.dc5 Bc5 24.Nd2 Nf6=+) 23...Bc4 (23...b5!? 24.Nd2 c4-/+) 24.Bc4= Nf6 (24...cd4 25.ed4 Nf6 26.Bb5=) 25.dc5 Bc5 26.Bf6 gf6 27.Bb5 (27.a4!?=) 27...Ra3 28.Ra3 Ba3 29.Rb1 Bc5 30.Kf1 Rd2 31.Ke1 Ra2 32.Bc4 Ra4 33.Bb5 Rb4 34.Rb4 Bb4 35.Ke2 Bc5 (35...f5 36.h3=+) 36.Kd3 (36.g4 Kg7=) 36...Kg7 (36...f5 37.h3=+) 37.e4 (37.g4 Kg6=+) 37...Kg6 (37...Bf2 38.g4-/+) 38.f3 f5 39.Bc4 f4 40.h3 (40.Bb5 Kf6-/+) 40...Kg5 41.Ke2 Kf6 42.Kd3 Ke5 43.Bb5 f5 44.Be8 fe4 45.fe4 Kf6 46.Bh5 (46.h4 h5!-/+) 46...e5 (46...b5 47.Be8 b4 48.Kc4-/+) 47.Bf3 (47.Be8 Bd4-/+) 47...Kg5 48.Bg4 Kh4 49.Bf3 Kg3 (49...b5 50.Kc2-+) 50.Kc4-/+ h5! 51.Kd5 (51.Bh5 Kg2 Deflection) 51...h4 (better 51...Bd4!? 52.Kc6 Kf2-/+) 52.Ke5= b5 53.Kd5 b4?? (better 53...Bf8=) 54.Kc5+- b3 55.Bd1 (better 55.e5 b2 56.Be4+-) 55...b2-/+ 56.Bc2 Kg2 57.e5 Kh3?? (better 57...f3 58.e6 f2-/+ (worse 58...Kh3 59.e7 f2 60.e8Q+/-)) 58.e6+/- f3 59.e7 f2 60.e8Q f1Q 61.Qe6 Kh2 (61...Kh2 62.Qe5 Kg1 63.Qg7 Qg2 64.Qb2 h3+=) 0-1. ClayPigeons (2150) - AbuOmarAhmad (2265), Rated Bullet game, lichess.org, 2021.

8.Be2 b5 9.f4 Be7 10.Nf3 0-0 11.0-0 Nd5 12.Ne5 Qc7 13.Qe1 Nd7 14.Qg3 Bf6 15.d4 N7b6 16.Nd2 Ba6 17.h4 b4 18.Bd3 Bd3 19.Nd3 Na4 20.h5 h6 21.Ne5 Nb2 22.Ne4 Na4 23.Nf6 Nf6 24.Rfc1 Nc3 25.Rc2 Nd7 26.a3 Ne5 27.fe5 Nd5 28.a4 b3 29.Rf2 Rfb8 30.Rb2 Qe7 31.e4 Nc7 32.Rb3 Rb3 33.Qb3 c5 34.Qb7 cd4 35.Rc1 Ra4 36.Rc7 Qg5 37.Rf7 Ra1 38.Rf1 Rf1 39.Kf1 Qf4 40.Kg1 Qe5 41.Qc8 Kh7 42.Qc2 Qh5 43.e5 Kg8 44.Qe4 Qf7 45.Qd4 Kh8 46.Qd6 Kh7 47.Kh2 Kh8 48.g3 Kh7 49.Kg2 Qh5 50.Kf2 Qf3 0–1. elsh1403 (1730) – greg5, internet, 2014.

8.Be2 Bc5 9.Nf3 Nbd7 10.0-0 0-0 11.a4 Qb6 12.Bc3 (12.Qc2!?+=) 12...Nd5 13.a5 Qc7 14.Bd4 (14.Qc2 Nc3 15.Nc3 Ra5=+) 14...Bd4 15.Nd4 Ra5 16.Nc3 Ra1 17.Qa1 Nc3 18.Qc3 c5 19.Nb5 Qc6 20.Rb1 b6?? (20...e5=) 21.Kh1 (better 21.Bf3 Qf3 22.gf3+-) 21...Qe4 22.Nd6?? (better 22.Ra1=+) 22...Qb1 23.Bf1 (23.Qc1 Qc1 24.Bd1 Qd1) 23…Qf1 0-1. Atotheking (1750) - Sunique (1730), lichess.org, 2021.

8.Be2 Qd5 9.Nf3 Ra2 10.Nc3 Ra1 11.Qa1 Qd8 12.0-0 Be7 13.d4 0-0 14.Ne5 (14.Qa7 Nbd7=) 14...Nbd7 15.Rd1 Qc7 16.Bf3 Bd6 17.Ne2 (17.Ba3 Ne5 18.de5 Be5 19.Bf8 Kf8 20.Qa3 Kg8=) 17...Ne8 (17...Nd5+=) 18.Qa2 (better is 18.g3=) 18...Ne5-/+ 19.de5 Be5 20.Be5 Qe5 21.Qa8 (21.Qa7 Nc7-/+) 21...Nf6 22.Nd4 (22.Qa7 Qc7-+) 22...Nd5 (22...Qc7 23.Qa7 e5 24.Nb3-+) 23.Qa7 f5 24.Nb3 (24.Qc5 Rd8-/+) 24...f4 (24...Qb2 25.Nc5-+) 25.e4 (25.ef4 Qf4 26.Qc5 Qa4-+) 25...Nf6 (better is 25...Nc3!? 26.Qd4 Qd4 27.Rd4 e5-+) 26.Nc5-/+ g5 27.Nd3 (27.h3 Qc7-/+) 27...Qb5 (27...Qc3 28.h3-/+) 28.h3+= Nd7 (28...Re8!?+=) 29.Qd4= c5 (29...Qa5 30.Qd6 Nf6 31.Nc5+=) 30.Qd6 Re8?? (better is 30...c4 31.Bg4 Nf6 32.Be6 Be6 33.Qe6 Kh8=) 31.Bh5+– Rf8 32.Qe6 Kh8 33.Qe7 c4?! 34.Nc1 Kg8 35.Rd5 (35.Rd5 Qd5 36.ed5+–) 1–0. Nikolic,Jovane (1745) – Paz,Alexandre Da Silva (1945), Sao Paulo Open Grupo B – Sub2050, 2014.

8.Be2 Bd6!? +=.

8.Be2 Nbd7 9.Nf3 Qc7 10.0-0 Be7 11.Nc3 0-0 12.Rc1 Nb6 13.Nb5 Qd8 14.Nc3 Nbd5 15.Qb3 Nc3 16.Rc3 Nd5 17.Rc4 Bf6 18.d4 Qd7 19.e4 Nf4 20.Bd1 b5 21.Rb4 Be7 22.Ne5 Qc7 23.Nc6 Qc6 24.Rb5 Ba6 25.Rc5 Bc5 26.dc5 Bf1 27.Qc3 f6 28.Kf1 Qe4 29.f3 Qd3 0–1. elsh1403 – zaiko48, internet, 2014.

8.Be2 g6 9.Nf3= Bg7 10.d4 0-0 11.0-0 Nbd7 12.Nc3 c5 13.Qb3 cd4 14.ed4 Qb6 15.Ba3 Rd8 16.Be7 Re8 17.Bb4 Bf8 18.a3 e5 (18...Nd5 19.Nd5 ed5 20.Bd3=) 19.d5 (19.Bc4 Bb4 20.ab4 Ra1 21.Bf7 Kg7 22.Ra1+/– (22.Be8 Rf1 23.Kf1 Ne8-/+)) 19...e4= 20.Ng5 (20.Nd2!?=) 20...h6 21.Nh3 Nc5 22.Qc4 Bh3 23.gh3 Ncd7 24.Bf8 Kf8 (worse is 24...Rf8 25.Ne4 Rfc8 26.Nf6 Nf6 27.Rfb1=) 25.Ne4?? (better is 25.Rfb1 Rec8 26.Rb6 Rc4 27.Rb3+=) 25...Re4-+ 26.Qd3 Qd4 27.Qb5 (27.Qc2 Qd5 28.Bf3 Qg5 29.Kh1 Rea4-+) 27...Ne5 (27...Qd5!? 28.Qd5 Nd5 29.Bf3-+) 28.Qb7 (28.Rfd1 Qc3 29.Qb7 Rd8-+) 28...Re8 (better is 28...Qd5 29.Qd5 Nd5-+) 29.Bb5?? (29.Rfd1 Qc3 30.Bf1 Nf3 31.Kg2-+) 29...Nf3 30.Kh1 (30.Kg2 R4e7 31.Qe7 Re7 32.Rfc1-+) 30…Qe5 (30...Qe5 31.Qf7 Kf7 32.Be8 Ke8 33.Kg2 Qh2 34.Kf3 Qh3) 0–1. blackiwhite (1715) – maksimus13 (1760), internet, 2013. (=1.c4 Nf6 2.b4 e6 3.b5 d5 4.e3 a6 5.Bb2 dc4 6.Bc4 ab5 7.Bb5 c6)

9.a4 0-0 10.Nf3 Nbd7 11.Nc3 Nc5 12.0-0 b6 13.d4 Nce4 (better is 13...Ncd7!?=) 14.Ne4+/– Ne4 15.Bd3 (15.Qc2 Nf6+/–) 15...Nf6+= 16.Ne5 Bb7 17.Be2 c5 18.Bf3 Bf3 19.Nf3 c4 (19...Ne4!?=) 20.Ne5+= Qc7 21.Rc1 Rfc8 22.Bc3 (better is 22.Rc4 Qb7 23.Qb3+/–) 22...Bd6 23.f4 (23.Ra1 Nd5 24.Qc2 Be5 25.de5 Nc3 26.Qc3 Ra5-/+) 23...Nd5-/+ 24.g4?? (better is 24.Bd2 c3 25.e4-/+) 24...Ne3-+ 25.Qf3 Nd5 (better is 25...Nf1 26.Rf1 f6 27.g5 fe5 28.fe5-+) 26.g5 Be5 27.fe5 Rf8 (27...Ra4 28.Ra1 Ra1 29.Ba1-+) 28.h4 (better is 28.Ra1-+) 28...Ra4 29.h5 Ra3 30.h6 b5 (30...Qd8 31.hg7 Qg5 32.Kh1 Qh6 33.Kg1 Qg7 34.Kf2 Ra2 35.Ke1-+) 31.hg7 Kg7 32.Qh3 b4 (32...Nc3?! 33.Rc3 Rc3 34.Qc3-+) 33.Qh6 Kg8 34.Bd2 Qe7 Black plans c3 35.Rf2? Rg3-+ 36.Rg2 Rg2 37.Kg2 c3 38.Be1? Nf4 39.Kf3 Nd3 40.Rd1 Qb7 41.Ke3 Nb2 42.Rc1 Qg2 43.Bc3 bc3 44.Rh1 Qc2 45.g6 Qg6 46.Qg6 fg6 47.Rc1 Na4 48.Ke4 Rd8 49.Ke3 Kf7 50.Ke4 Kg7 51.Ke3 h5 0–1. elektrooon – samson57, internet, 2013.

9.Nf3 0-0 10.0-0 Na6 11.Nc3 Nb4 12.a3 Nbd5 13.d4 Nc3 14.Bc3 Ra3 (14...Ba3? 15.Qb3+–) 15.Ra3 Ba3 16.Qb3 Qe7 17.Ra1 Bd6 18.Ra8 Nd5 19.h3 h6 20.Bc4 b5 21.Bd5 (21.Bd3!?+=) 21...ed5-/+ (21...cd5?! 22.Qb5 Bd7 23.Rf8 Kf8 24.Qb6=) 22.Nd2 Qb7 23.Ra2 Bf5 (23...b4!? 24.Bb2 Bf5-+) 24.Bb4+= Qe7 25.Bd6 Qd6 26.Qc3 (26.Nf3 Be4+=) 26...Rb8 27.Nb3 b4 28.Qc1 Bd3 (28...Qg6!? 29.Kh2 Be4-/+) 29.Rb2 Bc4 30.Nc5 b3 31.Qc3 Qg6 32.Nb3? (32.Nd7 Ra8 33.Qb4-/+) 32...Qd3-+ 33.Rc2? (better is 33.Qd3 Bd3 34.Nc1 Rb2 35.Nd3 Rb1 36.Kh2-+) 33...Qc3 34.Rc3 Rb3 (34...Bb3?! 35.Rc6 Kh7 36.Kh2-+) 35.Rc2 Rb1 36.Kh2 Ra1 37.g4 Ra2 38.Ra2 Ba2 39.Kg3 Kf8 40.Kf4 Ke7 41.Ke5 (41.h4 Bc4-+) 41...f6 (41...g5 42.e4 f6 43.Kf5 Kf7 44.f3 Bc4 45.h4 Ba6 46.hg5 hg5 47.ed5 Bd3) 42.Kf5 Bb1 43.Kf4 g5 44.Kf3 Kd6 45.Kg3 c5 46.dc5 Kc5 47.h4 d4 48.ed4 Kd4 49.hg5 hg5 50.f4 Ke3 51.fg5 fg5 52.Kg2 Kf4 53.Kh3 Be4 54.Kh2 Kg4 55.Kg1 Kh3 56.Kf2 g4 57.Ke3 g3 58.Kf4 g2 59.Ke3 g1Q 60.Kf4 Qf2 61.Ke5 Qf5 62.Kd4 Qd5 63.Ke3 Bb1 64.Kf4 Qe4 65.Kg5 Qf5 66.Kh6 Qg6 0–1. tyop (1810) – nimic (1730), internet, 2013.

9.Nf3 0-0 10.0-0 b5 11.a4 b4 12.d4 Nd5 13.Ne5 Qb6 14.Nc4 Qc7 15.a5 Ba6 16.e4 Nf4 17.Nbd2 Ne2 18.Qe2 c5 19.Qg4 cd4 20.Bd4 g6 21.Be5 Qc5 22.Qf4 Nd7 23.Rfc1 Rac8 24.Nd6 Qc1 25.Rc1 Rc1 26.Nf1 Rf1 0–1. surmavlod – gicupirvu2007, internet, 2013.

9.Nf3 0-0 10.0-0 Nd5 11.d4 Bf6 (11...b6 12.Nbd2=) 12.a3 (12.Ba3 Re8=) 12...b5 (12...b6 13.Qd2=) 13.Nbd2 Nd7 14.Qc2 c5 (14...Bb7 15.Bd3 h6 16.Qb3+=) 15.Ne4 (15.Bb5 cd4 16.Bd4 Ba6 17.Ba6 Ra6+/-) 15...cd4 (15...c4!?+=) 16.Nf6+/- N7f6 17.Nd4 Bd7 18.Nb5 Rb8 (18...Bb5 19.Bb5 Qa5 20.Bc4+/-) 19.a4+- Qa5 20.Rfd1 Rfc8 21.Qb3 (21.Qd3 Bb5 22.ab5 Qc7+-) 21...Bc6 (21...Ne4 22.Qd3 Nc5 23.Qd4+/-) 22.Bc4 (22.Be5 Ra8+/-) 22...h5 (22...Ne4 23.Qd3 (23.Bd5 Bd5 24.Qa3 Nf2 25.Kf2 Rc2 26.Kf1 Qa8=) 23...Ndf6 24.Qe2+/-) 23.Re1 (23.Be5 Ra8+-) 23...h4 (23...Ne4 24.Qd3 Ndf6 25.Qe2+/-) 24.Rab1 (24.e4 Nb6 25.Be6 fe6 26.Bf6 gf6 27.Qe6 Kh7 28.Qf7 Kh8 29.Qf6 Kg8 30.Qg5 Kf8+-) 24...h3 (24...Ne4 25.Qd3 Ndf6+/-) 25.g3 (25.e4 Nb6 26.Be6 fe6 27.Qe6 Kh8+-) 25...Nb6? The isolani on a4 becomes a target (25...Ne4 26.Qd1 Qd2=) 26.Bf1?? (better 26.Be6!? fe6 27.Qe6 Kh8 28.Qh3 Kg8 29.Bf6 gf6 30.Qe6 Kf8 31.Qf6 Kg8 32.Red1+-) 26...Na4 (26...Ne4 27.Bc3 A) worse 27...Nc3 28.Qc3 (28.Nc3? Na4 29.Qb8 Rb8 30.Rb8 Kh7-+) 28...Qa4 29.Nd6+/-; B) 27...Qa8-/+) 27.Ra1?? (27.Bf6 gf6 28.Rec1 Bb5 29.Rc8 Rc8 30.Qb5 (worse 30.Bb5 Nc3 31.Bf1 Nb1 32.Qb1 Qh5-+) 30...Qb5 31.Rb5+/- (31.Bb5?! Nc3 32.Ba6 Ra8=)) 27...Bb5-+ 28.Bb5?? (better 28.Be5 Rb7 29.Bf6 gf6 30.Bh3-+) 28...Qb5 (better 28...Rb5 29.Qa4 Qa4 30.Ra4 Rb2-+) 29.Qb5=+ Rb5 30.Bf6 gf6 (30...Nc5!? 31.Be7 Nd3-/+) 31.Ra4= Rc2 (31...Rh5 32.Kf1=) 32.Rh4 Rbb2 33.Rf1 (worse 33.Rh3 Rf2 34.e4 Kg7=+) 33...f5 34.Rh3 Kg7 35.Rh4 f6 36.Rd4 Kf7 37.Rd7 Kg6 38.Kg2 Rd2 (38...Rb3 39.Kf3+=) 39.Rc7 (39.Rd2 Rd2 40.Rc1 e5+/-) 39...Re2 (39...Rb3 40.Kf3+=) 40.Kf3 Red2 41.Rc6 e5 42.h4 (42.Rc3 e4 43.Kg2 Kh5+/-) 42...Ra2 43.Kg2 Rdb2 44.Rd6 Re2 (44...Rb3+=) 45.Rdd1 (45.Rd3 e4 46.Rc3 Kh5+=) 45...Rab2 (better 45...Re3! 46.Ra1 Rea3 47.Ra2 Ra2=) 46.Rde1+/- Rec2 47.Rd1 Re2 48.Rde1 Red2 (48...Rec2 49.e4+=) 49.Rd1 (49.Rc1 Re2+=) 49...e4 (better 49...Re2=) 50.Rd2+/- Rd2. ClayPigeons (2200) - WadeQQQ (2375), Rated Bullet game, lichess.org, 2020.

9.Nf3 Qb6 10.Bd4 c5 11.Be5 Nc6 12.Bc3 0-0 13.0-0 Ne4 14.Qc2 Nc3 15.Nc3 (15.Qc3?? Bf6 16.d4 cd4-+) 15...Bf6 16.Rab1 Nb4 17.Qb3 Bd7?? (better is 17...Qa5!?+=) 18.Ne4?? (better is 18.a3+–) 18...Be7 19.a3 Bc6 (better is 19...Qc6!? 20.Ne5 Qe4 21.Nd7 Rfd8+/–) 20.Nc3+– c4 (better is 20...Rfd8+–) 21.Bc4 Qc5 (21...Bf3 22.gf3 Qc6 23.ab4 Qf3+–) 22.ab4 Qh5 23.Ne1 Bd6 24.g3 Qh3 25.Ng2 (better is 25.b5 Bd7 26.Nc2+–) 25…Qg2# (worse is 25...Bg2 26.Rfc1+=) 0–1. surmavlod – basior22, internet, 2013.

8.a4 Bc6 9.Nf3 Be7 10.0-0 0-0 11.Ne5 Bb5 12.ab5 Ra1 13.Ba1 Nbd7 14.f4 Ne5 15.fe5 Ne4 16.d3 Nc5 17.d4 Ne4 18.Nd2 Nd2 19.Qd2 Qd7 20.Qe2 Ra8 21.Bc3 Qd5 22.Rb1 Ra2 23.Rb2 Ra1 24.Kf2 Qe4 25.Qf3 Qd3 26.e4 Rf1 27.Kg3 Rf3 28.gf3 Qc3 0–1. elsh1403 (1675) – satturnus (1730), internet, 2014.

8.Qb3 Bb5 9.Qb5= Nbd7 10.Nf3 (10.Qb7?? Rb8 11.Qc6 Rb2-+) 10...c6 11.Qc4 (11.Qb7? Rb8 12.Qc6 Rb2-+) 11...Qb6 12.Bf6 Nf6 13.0-0 Qa6 14.Rc1 Bd6 15.a4 Qc4 16.Rc4 Kd7 17.Nc3 b5 18.Rd4 Ke7 19.Ng5 (19.Rb1!? Rhb8 20.ab5 cb5 21.g4+= (21.Nb5?? Rb5 22.Rc1 Rc8-+)) 19...Be5 20.Rb4 Bc3 21.dc3 Nd5 22.Rb3 Ra7 23.e4 Nb6 (23...Ra4?! 24.Ra4 ba4 25.Rb7 Kf6 26.ed5 (26.Nf7 Ra8 27.g4 a3 28.g5 Kg6 29.Ne5 Kg5-+) 26...Kg5 27.de6 fe6 28.Rg7 Kf6 29.Ra7=) 24.a5 Nc4 25.a6 (25.f4!?-/+) 25...Rha8-+ 26.f4 Ra6 27.Ra6 Ra6 28.Nh7 f6 29.e5 Ra8 30.ef6 gf6 31.h4? (31.Rb1 Kf7 32.Rd1-+) 31...Rh8 32.Ng5 fg5 33.hg5 Ra8 34.Kf2 Rf8 35.g3 (35.Kg3 Rd8-+) 35...e5 36.Rb1 ef4 37.Re1 Kd6 38.g4 (38.Re4 fg3 39.Kg3-+) 38...Ne5 39.Rd1 Kc5 40.Rg1 (40.Rh1 Kc4 41.g6 Rg8-+) 40...Rg8 41.g6 Rg6 42.g5 Kc4 43.Rb1 (43.Ke2 c5-+) 43...Kc3 44.Rc1 (44.Ke2 Rg5 45.Ra1 Kd4 46.Rd1 Ke4-+) 44...Kd2 45.Ra1 b4 46.Ra5 Rg5 47.Ra4 c5 (47...b3 48.Ra6 b2 49.Rb6 Nd3 50.Kf3 Rb5 51.Rc6 b1Q 52.Rc2 Qc2 53.Kg2 Qc6 54.Kh3 Rg5 55.Kh4 Qh6) 48.Ra5 b3 49.Ra3 c4 50.Ra1 (50.Ra4 b2 51.Rb4 Nd3 52.Kf3 Nb4 53.Kf4 Ra5 54.Kg4 b1Q 55.Kg3 Qg6 56.Kf3 Rf5 57.Ke4 Qg4) 50...b2 51.Rb1 (51.Rh1 Nd3 52.Kf3 Rg3 53.Ke4 Nf2 54.Ke5 Nh1 55.Kf6 b1Q 56.Ke5 Qb6 57.Kf4 Qc5 58.Ke4 Nf2 59.Kf4 Qg5) 51...c3 52.Rh1 (52.Rg1 Rg1 53.Kg1 b1Q 54.Kg2 Ke3 55.Kh2 Kf3 56.Kh3 Qh7) 52...Nd3 (52...Rg3 53.Rb1 Nd3 54.Kf1 c2 55.Rb2 Nb2 56.Kf2 Nd3 57.Kf1 c1Q) 53.Kf3 Rg3 54.Ke4 Nf2 55.Kf4 (55.Kd4 Nh1 56.Ke4 b1Q 57.Kd5 Re3 58.Kd4 c2 59.Kc5 Rd3 60.Kc4 c1Q) 55...Nh1 0–1. Jernselius,K (1765) – Poulsen,I (2115), Politiken Cup, 2015.

8.Qb3 Bc5 9.d4 Bb6 (9...Bd6 10.Nf3=) 10.Nc3 (10.Nf3 Bb5 11.Qb5 Nc6=) 10...0-0 (10...Bb5 11.Qb5 Nc6 12.Nf3=) 11.Nge2 (11.Bd3 Bc6 12.Nf3 Ba5=) 11...Bb5=+ 12.Nb5 Nc6 13.Bc3 (13.0-0 Qd7=) 13...Na5 14.Ba5 Ba5 15.Nec3? (15.Nbc3 Ne4 16.Qc2 Nc3 17.Nc3 c5-/+) 15...Nd5 (better 15...c6!? 16.Na3 Qd5-+) 16.0-0=+ Nc3 (16...c6 17.Nd5 ed5 18.Nc3=+) 17.Nc3= b6 18.Rfd1 White prepares the advance d5 18...Qd7 19.d5 (19.Rac1 Rfd8=) 19...ed5 (19...Bc3!? 20.de6 Qe6 21.Qc3 c5=) 20.Nd5+= Qc8?? (better 20...Qd6+=) 21.Ne7+- (21.Ne7 Kh8 22.Nc8 Rac8 23.Rd7+-) 1-0. afsharian - d17gl (1780), lichess.org, 2018.

8.Qb3 Ne4!? 9.Nf3 Nc5 10.Bd7 Qd7-/+ (10...Nbd7?! 11.Qc2=).

8.Qb3 Be7 9.Nf3 0-0 10.0-0 Nc6 11.a4 Na5 (11...Bd6 12.d4=) 12.Qc2 Bb5 (12...Bc6 13.Bc6 Nc6 14.Bf6 Bf6 15.Nc3=) 13.ab5 Qd5 14.Nc3 (14.Bf6 Bf6 15.d4 Qb5 16.Qc7 Qc6=) 14...Qb3 15.Qb3 Nb3 16.Ra8 Ra8 17.Nd4? (better 17.d3!?=) 17...Nd2-/+ 18.Rd1 Nc4 19.Bc1 h6 20.h3 Nd6 21.e4 (better 21.Kf1!?-/+) 21...Nfe4-+ 22.Ne4 Ne4 23.Bf4 (23.Be3 Ra2-+) 23...Bd6 (better 23...Bc5!? 24.Re1 Nf2 25.Kf2 Bd4 26.Be3 Ra2 27.Kf1-+) 24.Bd6 Nd6 (24...cd6 25.Rc1-+) 25.g4 (25.f4 Rd8 26.Rc1 Ne8-+) 25...Ra5 26.Rb1 (26.b6 Rd5 27.bc7 e5-+) 26...Ra4 27.Nf3 Rc4 28.Ne5 (28.b6 cb6 29.Rb6 Rc6 30.Rc6 bc6-+) 28...Rc5 29.Nd7 (29.b6 Re5 30.bc7 Kf8-+) 29...Rb5 30.Rb5 Nb5 31.Nc5 (31.Kf1 g5-+) 31...b6 32.Na6 (32.Nd7 Nc3-+) 32...c5 33.Kf1 Kf8 34.Ke2 Ke7 35.Kd3 Kd6 (35...Kd7 36.f4-+) 36.Kc4 Nc7 37.Nc7 (37.Nb8-+) 37...Kc7 38.Kb5 (38.h4 Kc6-+) 38...Kd6 39.Kb6 c4 0-1. Abdullaevich (1810) - YuriRomanov (1815), lichess.org, 2020.

8.Nc3 Bb4 9.a4 0-0 10.Nge2 Nc6 11.0-0 Qe7 12.Bc6 Bc6 13.Qb3 e5 14.d4 Bd6 15.d5 Bd7 16.e4 Nh5 17.Nb5 Kh8 18.Ng3 Nf4 19.Bc1 f5 20.ef5 Bf5 21.Bf4 ef4 22.Nf5 Rf5 23.Rae1 Qg5 24.Nd6 cd6 25.Qb7 Raf8 26.a5 f3 27.Re7 Qg2 0–1. elektrooon – harveywh, internet, 2013.

8.Nc3 Bb5 9.Nb5 Ra5 10.Bf6 Qf6 11.Rb1 =+ (< 11.Nc7 Kd8-/+).

8.Nc3 Bb5 9.Nb5 c6 10.Nd4 Be7 11.f4 0-0 12.Ngf3 c5 13.Ne2 Nc6 14.0-0 b5 15.h3 Ne4 16.Qc2 f5 17.d3 (17.Qb3 Qd5 18.d3= (18.Qb5?? Rfb8 19.a4 Rb5 20.ab5 Na7-+)) 17...Nb4-/+ 18.Qb3 Qd3 (18...Nd3!? 19.Qe6 Kh8-/+) 19.Qe6= Rf7 20.Ne5 Qe3 21.Kh1? (better is 21.Kh2!? Raf8 22.Nf7 Rf7 23.Nc3=) 21...Raf8-/+ (21...Qe2?? 22.Qf7 Kh8 23.Ng6 hg6 24.Qg7) 22.Nf7? (22.Nc3 Ng3 23.Kh2 Nf1 24.Rf1 Bh4-+) 22...Rf7 (better is 22...Nf2 23.Rf2 Qe6-+) 23.Qc8-/+ Rf8 (better is 23...Bf8 24.Nc3 A) 24...Nc3?! 25.Rf3 Qe4 26.Bc3= (worse is 26.Rc3 Nd3-/+); B) 24...Ng3 25.Kh2 Nf1 26.Rf1 Nd3-+) 24.Qe6= Rf7 25.Qc8 Rf8 (better is 25...Bf8 26.Nc3 A) 26...Nc3?! 27.Rf3 Qe4 28.Bc3= (worse is 28.Rc3 Nd3-/+); B) 26...Ng3 27.Kh2 Nf1 28.Rf1 Qd2-+) 26.Qe6= Rf7 ½–½. jura1946 – vlada57 (1745), internet, 2012.

8.Nc3 Bb5 9.Nb5 c6 10.Bf6= gf6 11.Nf3?? (better is 11.Nc3=) 11...cb5-+ 12.Nd4 (12.Qe2 b4-+) 12...Qd5 13.0-0 e5 (13...Nc6 14.Nf3-+) 14.Nf5 e4 15.Nd4 Bg7?? 16.Qg4= 0-0?? 17.Nf5+– (17...Qf5 18.Qf5+–) 1–0. gtate (1930) – flgs (2040), net–chess.com, 2004.

8.Bd7 Nbd7 9.Nf3 c5 10.0-0 Be7 11.Qc2 0-0 12.Nc3 Ra5 13.a4 Nb6 14.Qb3 c4 15.Qc2 Qd3 16.Qd3 cd3 17.Ne5 Re5 18.Rfb1 Nc4 19.Bc1 b6 20.Nb5 Bc5 21.Bb2 Nb2 22.Rb2 Ne4 0–1. McRiley – StalinHorse, ICC, 1999.

8.Be2 c5 9.Nf3 Bc6 10.0-0 Be7 11.Ne5 Qc7 12.Nc6 Nc6 13.a3 0-0 14.Nc3 Qe5 15.Na4 Qg5 16.f4 Qf5 17.Nc3 Rfd8 18.Nb5 Ne4 Exerts pressure on the backward pawn 19.d3 Bf6 (19...c4 20.Nd4 Nd4 21.ed4 cd3 22.Qd3=+) 20.Bf6 (20.Qc2 c4 21.Bf6 gf6+=) 20...Qf6 (20...Nf6 21.Qc2 b6 22.Qc4=+) 21.Bf3?? (better 21.Qc1 Nd6 22.Nd6 Rd6 23.Qc5+/-) 21...Nc3=+ 22.Nc3 Qc3 23.Bc6 Rd3 24.Qc1 bc6 25.Qc3 Rc3 26.Rfd1 (26.Rfc1!? Raa3 27.Ra3 Rc1 28.Kf2-/+) 26...Re3-+ 27.Rd6 g6 (27...g5!? 28.f5 ef5 29.Rc6-+) 28.Rc6-/+ Rea3 29.Ra3 Ra3 30.Rc5 Ra4 31.g3 Kg7 32.Kg2 h5 33.Kh3 Kf6 34.Rg5 Rd4 35.Re5 Rd5 36.Re3 Kf5 37.Kh4 Rc5 38.Rf3 (38.Re2 f6-/+) 38...Rc2 (38...Rc4!? 39.Kh3-+) 39.h3-/+ Rg2 (39...f6 40.Rf1-/+) 40.Re3 (40.Rc3 f6-/+) 40...Kf6 (40...f6!?-/+) 41.g4=+ hg4 42.hg4 Rh2 43.Kg3 Rh1 44.g5 Ke7 45.Kg2 Rc1 46.Re2 Rc4 47.Kg3. Atotheking (1730) - chrigi (1785), lichess.org, 2020.

8.Be2 Bc6 9.Nf3 Be7 10.0-0 Nbd7 11.d4 0-0 12.Nc3 Bb4 13.Qb3 Bd6 14.a4 Nd5 15.Nb5 Bb5 16.ab5 Ra1 17.Ra1 N7b6 18.h3 Qe7 19.Ne5 Be5 20.de5 Qb4 21.Qb4 Nb4 22.Ba3 (22.Ra7 Rb8+/–) 22...N6d5? (better is 22...Ra8!? 23.Rd1 N4d5=) 23.e4 Nc3? (better is 23...Nc2!? 24.Rc1 Na3 25.ed5 ed5 26.Rc7 b6+/–) 24.Bb4+– Ne2 25.Kf1 Nd4 26.Bf8 Kf8 27.Ra8 Ke7 28.Ra7 Kd7 29.Rb7 Nb3 (29...Kc8 30.Ra7 Nb5 31.Ra8 Kd7+–) 30.b6 Kc6 31.Rc7 Kb6 32.Rf7 Nd2 33.Ke2 Ne4 34.Rg7 Kc5 35.Rh7 Kd5 36.Rh5 (36.Ke3 Nf2 37.Kf2 Ke5 38.Rh5 Kd6+–) 36...Nc3 37.Kf3 Nb5 (37...Kd4 38.h4+–) 38.Kg3 (38.Kf4 Kc6+–) 38...Nd4 39.f4 Ne2 40.Kg4 Nd4 41.Rh8 (41.Rh8 Ke4 42.Re8+–) 1–0. surmavlod – snapper, internet, 2013.

8.Be2 Nc6 9.f4 Be7 10.Nf3 0-0 11.0-0 Nb4 12.Ne5? (12.Nc3 Nbd5=) 12...Ra2 (better is 12...Ba4 13.Qc1 Nc2-+) 13.Ra2= Na2 14.Qb3 Nb4 15.Bc3 Nbd5 16.Bd4 (16.Qb7!? Qa8 17.Qa8 Ra8 18.g4=) 16...b6 17.Nc3 c5 18.Nd5 Nd5 (18...cd4?! 19.Ne7 (worse is 19.Nd7 Nd7 20.Ne7 Qe7-/+) 19...Qe7 20.Qb6 de3 21.de3+=) 19.Ba1 Be8 20.e4 Nf6 21.d3 Nd7?? (better is 21...b5-/+) 22.Nc6+– Bf6?? (22...c4 23.Qc4 Bc5 24.Qc5 Nc5 25.Nd8 Ba4 26.Ne6 fe6+/–) 23.Nd8 (23.Nd8 Bd8 24.d4+–) 1–0. jura1946 – zaqazy, internet, 2013.

8.Be2 Be7 9.Nf3 c5 10.0-0 Nc6 11.g3 (11.d4 cd4 12.Nd4 0-0=) 11…0-0. AsceticKingK9 (1800) – mizuzul (2245), ChessWorld.net, 2019.

10.Ba1 Qd5 11.Qa4? (11.b6 cb6 (11...Qg2?? 12.bc7 Qh1 13.cb8Q Ke7 14.Qc7 Nd7 15.Qg4+–) 12.Bf6 gf6 13.Qa4 b5-/+) 11...Nfd7 (11...Qg2 12.b6 Nc6 13.bc7 Kd7 14.c8Q Kc8 15.Qa8 Kc7 16.Be5 Ne5 17.Qa5 Kd6 18.Qb4 Kd7 19.Qb5 Nc6 20.Qb7 Kd6-+) 12.Nf3=+ Nb6 (13.Qa7 N8d7=; better is 12...Qd3!? 13.Nc3 Bd6=+). Rettenbacher,W – Stabenow,Juergen, corr SOK–87–06, 1988.

10.Ba1 Qd5 11.Nc3 Qg2 12.Qf3 Qf3 13.Nf3 Nbd7 14.d4 Ba3 15.Ke2 Ke7 16.Rg1 Ra8 17.Rg7 Bc1 18.e4? (better is 18.Ng5 Ra1 19.Rf7 Ke8 20.b6-/+) 18...Ra1-+ 19.e5 Nh5 20.Rh7 (20.Rg4 Nf4 21.Kd1 h5-+) 20...Nf4 21.Kd1 Bb2 22.Kc2 Bc3 23.Kc3 (23.Ng5 Nd5 24.Rf7 Ke8-+) 23…Ra3 (23...Ra3 24.Kc2 Rf3-+) 0–1. jura1946 – bellagnocca2, internet, 2012.

10.Ba1 Qd5 11.Nf3 Qb5 12.Nc3 Qa6 13.d3 Bb4 14.0-0 Bc3 15.Bc3 Nbd7 16.Bf6 Nf6 17.Qb3 0-0 18.d4 c6 19.h3 b5 20.Ne5 Nd5 21.Qb1 f6 22.Nd7 Re8 23.Nc5 Qa3 24.h4 (24.Qe4 e5-/+) 24...e5 25.Qe4 Kf7 (25...Qc3 26.Qf5 ed4 27.Qd7-/+) 26.h5 (26.Qh7!? ed4 27.ed4=) 26...g6 (26...ed4 27.Qd4 Qc3 28.Nb7 Qd4 29.ed4-/+) 27.h6 (27.Qg4 f5 28.Qh4 Kg7-/+) 27...Nb4 (27...f5!? 28.Qh4 ed4 29.Qd4 Qc3-/+) 28.Nb7 Re6?? (28...Kg8 29.de5 Re5 30.Qg4=) 29.Nc5?? (better is 29.Nd8 Ke7 30.Ne6 Ke6 31.de5+–) 29...Re7+= 30.de5 Re5 31.Qg4 f5?? 32.Qg5?? Rc5-+ 33.Qd8 Nd5 34.Qd7 Ne7 35.Rd1 Rd5 36.Rd5 cd5 37.Qb5 Qd6 38.g3 Qf6 39.Qb8 Qg5 40.Qh8 Qh6 41.Kg2 Qg7 (41...Qg7 42.Qd8 g5-+) 0–1. elektrooon – dziadek58j, internet, 2013.

10.Ba1 Bd6 11.Nc3 Nbd7 12.Nf3 0-0 13.d4 Re8 14.Qb3 (14.0-0 Qe7=) 14...b6 (14...e5 15.de5 Ne5 16.Ne5 Re5 17.0-0=) 15.0-0= Qa8 16.Bb2 Qb7 17.Rc1 Ra8 18.Nd2 (18.Qc2 Nd5=) 18...h6 (18...Ng4 19.h3 Ngf6 20.Nc4=) 19.Qc2 Ng4 20.Nce4 (better 20.Nf3+=) 20...Ndf6?? (better 20...Bh2 21.Kf1 Qd5=+) 21.Nd6+- cd6 22.h3 Qd5 23.hg4 Ng4 (better 23...Qb5 24.Qc6 Qc6 25.Rc6 b5+-) 24.Qc6 Qh5 (24...Ra2 25.Qd5 ed5 26.Rc8 Kh7+-) 25.Qa8 Kh7 26.Nf3 (better 26.Qe4 Qg6+-) 26...f5 (26...Qb5 27.Qe4 Qf5 28.Qf5 ef5+-) 27.Rc8 Qg6 28.Rh8 1-0. ClayPigeons (2200) - tipsyknight (2215), Rated Bullet game, lichess.org, 2021.

7.a4 ab5 8.ab5 Ra1 9.Ba1 Bb4 10.Nf3 0-0 11.Ne5 c6 12.Nd7 Nbd7 13.Bc3 Bc3 14.Nc3 cb5 15.Bb5 Qa5 16.0-0 h6 17.Qb1 Nb6 18.Qb3 Nfd5 19.Nd5 Nd5 20.d4 Rb8 21.Qb2 Ra8 22.Bd3 Nb4 (22...Qb4 23.Ra1 Rc8 24.Rc1 Rc1 25.Qc1=) 23.Bc4 (23.Be4 Qa3 24.Qa3 Ra3 25.Bb7 Ra2+/-) 23...b5 24.Be2 Qa2 25.Rb1 (25.Qb4?! Qe2 26.h3 Ra2=) 25...Qb2 26.Rb2 Ra1 27.Bf1 Ra4 (27...Nd5 28.Rb5 Kh7 29.g4+/-) 28.Bb5 Nc6?? (better 28...Ra1 29.Bf1 Nd3+/-) 29.Ba4+- (29.Ba4 Na5 30.Rb8 Kh7 31.Rf8+-) 1-0. Atotheking (1735) - Fubbyb (1735), lichess.org, 2021.

7.a4 ab5 8.ab5 Ra1 9.Ba1 Bc5 10.Nf3 0-0 11.0-0 c6 12.Qb3 Qb6 (12...cb5!? 13.Bb5 Qb6=) 13.Bf6+= gf6 14.Nc3 e5 (14...cb5!? 15.Nb5 Na6+=) 15.Na4 (15.d4 Bd6+-) 15...Qa7+/- 16.b6 Qa5 17.Nc5 Qc5 18.d4 Qe7 19.d5 (19.Qc2!?+/-) 19...cd5 20.Bd5 Nc6 (20...Be6 21.Rd1+/-) 21.Nd2 (21.Rd1 Be6+/-) 21...Kh8 22.g3 (22.Nc4 Rc8+=) 22...f5 (22...Be6 23.Rd1=) 23.Rc1 (23.Qb2 Rd8+=) 23...Rc8 (23...Be6 24.Be6 fe6 25.Qc3+=) 24.Nf3 (24.Bf7 Kg7 25.Bc4 Na5+/-) 24...f6 25.Nh4 Qg7 (25...f4 26.ef4 ef4 27.Nf3+=) 26.Bc6 (26.Be6 Qe7 27.Bd7 Qd7+-) 26...Rc6 (26...f4 27.ef4 ef4 28.Qa3 Bc6 29.Nf5+/-) 27.Rc6 Bc6 28.Nf5 (better 28.Qb4+/-) 28...Qg4?? (28...Qd7 29.g4+=) 29.Nh4 (better 29.Qd3 Bd5 30.Qd5 Qf5 31.Qb7+-) 29...Kg7 30.Qd3 (30.Kf1 Qd7+/-) 30…Qe4 (30...Qe4 31.Nf5 Kg6 32.Qe4 Be4+-). Abdullaevich (1910) - bobbyf4 (1805), lichess.org, 2020.

7.Nc3 Bb4 8.a4= Bc3 (8...0-0 9.Nf3=) 9.Bc3+= Nd5 (9...c6 10.ba6 Na6 11.Nf3+=) 10.Bg7 (better 10.Bd5 ed5 11.Qh5+/- (worse 11.Bg7 Rg8 12.Be5 Rg2+=)) 10...Qg5?? (better 10...Rg8 11.Be5 Rg2+/-) 11.Bh8+- Nb4 (11...Qg2 12.Qf3 Qg6 13.Rc1+-) 12.Qf3 (better 12.Nf3 Qc5 13.d3+-) 12...Nc2 13.Ke2 Na1 14.Ba1 (14.Qb7 Qg4 15.Kd3 ab5 16.ab5 Ra3 17.Bc3 Nc2 18.Kc2 Qc4 19.Qb8 Ke7=) 14...ab5 15.Nh3 Qc5 16.Bb5?? (better 16.Bd3 Bc6 17.Qf6 ba4 18.Ng5+-) 16...Bb5-/+ 17.Ke1 Qc1 (17...Qc1 18.Qd1 Qd1 19.Kd1 Ba4 20.Ke2 Bb5 21.Kf3 Nd7=+) 0-1. Abdullaevich (1910) - Marcos6700 (1905), lichess.org, 2020.

7.Nc3 ab5 8.Nb5 c6 9.Nc3=+.

6.a4 dc4 7.Bc4 ab5 8.ab5 Ra1 9.Ba1 Bb4 10.Qb3 c5 11.Bc3 Bc3 12.Nc3 0-0 13.Nf3 b6 14.Ne5 Bc8 15.d3 Bb7 16.0-0 Nfd7 17.Nd7 Nd7 18.Rd1 Qg5 19.e4 Ne5 20.d4 cd4 21.Na4 Be4 22.g3 Qg4 23.Nb6 Nf3 24.Kf1 Nh2 25.Kg1 Qh3 26.Bf1 Nf1 27.f3 Qg3 28.Kf1 Bf3 29.Rd2 Bg2 30.Rg2 Qb3 31.Nd7 Qb5 32.Kg1 Qd7 0–1. popovicigelu – chmelik (1755), internet, 2013.

6.ba6 ba6 7.cd5 Nd5 8.Nf3 Nf6 9.Be2 Be7 10.0-0 0-0 11.d4 Ne8 12.Nbd2 Nc6 13.a3 Rb8 14.Rb1 Qc8 15.Bc3 Ba3 16.Nc4 Bb4 17.Bb4 Rb4 18.Nce5 Rb1 19.Qb1 Ne5 20.Ne5 f6 21.Nd7 Qd7 22.Ba6 Nd6 23.Be2 Qc6 24.Bf3 Qb6 25.Qa2 White prepares the advance d5 25...Kf7 (25...Nf7 26.Rc1+/–) 26.h3 Qb5 27.Rc1 Rc8 28.d5 (better is 28.Bc6 Qb6 29.Bd7+–) 28...e5+/– 29.Bg4 f5 30.Bf3 e4 31.Be2 Qb7 32.Rc6 g6 33.Qa1 Rb8 34.Qe5 Qb2?? (better is 34...Rf8+/–) 35.Rc7+– Kg8 36.Qg7 (better is 36.Qd6 Qb6 37.Qe7 Qc7 38.Qc7+–) 36...Qg7-+ 37.Rc6 (37.Rg7 Kg7 38.f4-+) 37...Qd7 (37...Rb1 38.Bf1 Qa1 39.Kh2 Rf1 40.Rc2 Qe5 41.g3 Qa1 42.g4 Rh1 43.Kg3 Qg1 44.Kf4 Qh2 45.Kg5 Nf7 46.Kf6 Qd6) 38.g3 Rc8 0–1. rom49szachy – dorusah, internet, 2012.

6.Nc3 ab5 7.cb5 (7.Nb5 Bb5 8.cb5 Bd6=+) 7...Bd6 (7...e5 8.d4 e4 9.Nge2=+) 8.Nf3 e5 9.d4 (9.Be2 0-0=+) 9...e4 10.Ne5 Be6 11.Be2 (11.a4 Nbd7 12.Nd7 Qd7=+) 11...Nbd7 12.Nd7 Kd7 (12...Nd7!? 13.0-0 Qh4=+) 13.0-0= c5 (13...Qe7!?=) 14.dc5+= Bc5 15.Na4 (15.Rc1 Ke8+=) 15...Bd6 16.Qd4 Ke7 17.Nb6 (17.Rfc1 Qb8 18.h3 Nd7+=) 17...Rb8 (17...Ra5 18.Rfc1+=) 18.Rac1 (18.Rfc1 Ke8+=) 18...Ke8 19.f4 ef3 20.Bf3 Bc7 21.Na4 Ra8 22.g3 (22.b6 Bd6+=) 22...Qe7 23.Bg2 Bd6= 24.Nb6 Ra2 25.Nd5+/– Nd5 26.Bd5 Ra5 27.Qg7 Rf8 28.Bf6 Qd7 29.Rfd1 Be7?? 30.Be7 Ke7 31.Be6 Qe6 32.Qg5 f6 33.Qg7 Qf7 34.Qg4 f5 35.Qd4 Ra6 36.ba6 Qd5 37.Qd5 Kf6 38.Qd6 Kg5 39.h4 Kh5 40.Qf8 Kg4 41.ab7 Kg3 42.Qf5 Kh4 43.Rc4 Kg3 44.b8B# (44.b8Q#) 1–0. Machete (2310) – OliPow (2435), ICC, 2003.

7.ab5 Ra1 8.Ba1 Bb4 9.Qb3 c5 10.Nf3 dc4 11.Bc4 0-0 12.0-0 Qe7 13.d4 b6 14.Nbd2 Bc8 15.Bb2 Nbd7 16.Rd1 Bb7 17.Ne5 Ne5 18.de5 Nd7 19.f4 g5 20.g3 h5 21.Kf2 Kh8 22.Nf3 Bf3 23.Kf3 g4 24.Kf2 h4 25.e4 h3 26.f5 Qg5? (26...Kh7 27.Qe3 Rd8 28.Qf4+–) 27.Qe3 (better is 27.Rd7 Bd2+–) 27...Qg7 (27...Qe3 28.Ke3 Nb8+–) 28.Rd7 1–0. carocan (1690) – robokiller, internet, 2012.

7.cb5 Bb4 8.Qb3 Ba5 9.f4 0-0 10.Nf3 c6 11.Bd3 c5 12.Be2 Qb6 13.0-0 c4 14.Qc2 Bb4 15.Bd4 Bc5 16.Nc3 Bd4 17.Nd4 Qd6 18.Bf3 e5 19.fe5 Qe5 20.Nce2 Bg4 21.Nf4 Nbd7 (21...Bf3 22.Rf3 Ra5=) 22.h3 (22.Nd5!? Nd5 23.Bg4+/–) 22...Be6 23.Nfe6 (23.a5!?=) 23...fe6+= 24.Be2 Ne4 25.Nf3 Qg3 26.d3 cd3 27.Bd3 Ndf6 28.Rae1 (28.a5 Rac8 29.Qd1 Ng5=) 28...Rac8 29.Qb1 Rc3 30.Nd4?? (better is 30.b6-/+) 30...Qe5?? (30...Nd2 31.Rf3 Qe5 (31...Nb1?! 32.Rg3 Rd3 33.Ne6=) 32.Bh7 Nh7 33.Rf8 Nf8-+) 31.a5 1–0. jura1946 – fregene65, internet, 2012.

7.cb5 c6 8.Nc3 cb5 9.ab5 Ra1 10.Qa1 Bb4 11.Nf3 Bc3 12.Bc3 0-0 13.Bf6 Qf6 14.Qf6 gf6 15.Be2 (15.d4 Re8+/-) 15...Rc8+= 16.0-0 Rc5 Attacking the isolated pawn on b5 (16...e5 17.Ra1+=) 17.Rb1 (17.Ra1 e5+/-) 17...b6 (17...Rc2 18.Ra1+=) 18.g3 (18.Ra1 Bc8+/-) 18...Be8 (18...Rc2 19.Ra1+=) 19.d4 Rc2 20.Bf1 Nd7 21.Ra1 Rc8 22.Ra7 e5 (22...Kg7 23.h4+/-) 23.Rb7 (23.Nh4 Kf8+-) 23...Rb8 (23...Rc1 24.Nh4+/-) 24.Rb8+- Nb8 25.de5 fe5 26.Ne5 Nd7 (26...f6 27.Nf3+-) 27.Nc6 Nc5 (27...Kf8 28.Nb4+-) 28.Ne7 Kg7 29.Nd5 Na4 (29...Ne4 30.Bd3 Nc5 31.Be2+-) 30.h4 (30.e4 f6+-) 30...Bd7 31.f4 (31.e4 Be6+-) 31...Be6 32.e4 Bd5 33.ed5 Kf6 (33...Nc3 34.Bc4 Kf6 35.d6+-) 34.g4 Ke7 35.Bd3 h6 (35...Nc3 36.Bh7 Nd5 37.Bf5+-) 36.g5 hg5 37.fg5 Nc5 (37...Nc3 38.d6! Kd6 39.h5+-) 38.Bc4 (38.Bf5 Nb7+-) 38...Na4 (38...Ne4+-) 39.h5 Kd6 (39...Nc5 40.h6 Kf8+-) 40.h6 Nb2 41.Ba2 Na4 42.h7 Nc3 43.Bb3 (43.h8Q Ne4+-) 43...Nb5 44.h8Q Nc7 45.Qd8 (45.Qd8 Ke5 46.Qc7 Ke4 47.d6 Kf3 48.Qf7 Ke4 49.d7 b5 50.Bc2 Kd4 51.d8Q Kc5 52.Qfe7 Kc4 53.Qd3) 1-0. Abdullaevich (1875) - ravehamz (1845), lichess.org, 2020.

7.Bd3 Nbd7 8.c4 Bd6 9.g4. yodamo – gambinut, ChessWorld.net, 2009. (=1.Nf3 d5 2.b4 e6 3.b5 a6 4.e3 Nf6 5.Bb2 ab5)

7.Be2 (--> 1.b4 e6 2.Bb2 Nf6 3.b5 a6 4.e3 ab5 5.Bb5 c6 6.Be2 d5 7.Nf3).

8.Be2 Bd6 =.

9.Qe2!? =+.

10.Ne5 Nd3 11.Bd3 cd3 12.Qb3 Qc7 13.Qd3=+ Bd6 14.f4 0-0=+ 15.0-0 Rd8 =+.

10.Ne5 Nd3 11.Bd3 cd3 12.Qb3 Qc7 13.Qd3=+ Bd6 14.f4 0-0=+ 15.Nf3 Rd8 16.Bf6 gf6 17.Qc2 b6 18.Nc3 Ba6 19.d4 Bb4 =.

10.Ne5 Nd3 11.Bd3 cd3 12.Qb3 Qc7 13.Qd3=+ Bd6 14.f4 0-0=+ 15.Nf3 Rd8 16.Bf6 gf6 17.Qc2 b6 18.Nc3 Ba6 19.Ne4 Be7 20.g4?? (Better is 20.Nd4=) 20...Bd3-+ 21.Nf6 (21.Qb2 Be4 22.Rf1 Rd3-+) 21...Bf6 22.Qc1 Ba1 23.Qa1 Be4 24.0-0 Bf3 25.Rf3 Rd2 26.Qf6 Raa2 27.Qg5 Kf8 28.Qh6 Ke8 29.Qh7 Qd6 30.Qg8 Qf8 31.Qf8 Kf8 32.h4 Rg2 33.Kh1 Rg4 34.Rh3 Rag2 (35.Rf3 b5-+) 0–1. Haugen,Brett – Elliot,Keith, compuserve, 1995.

10.Ne5 Nd3 11.Bd3 cd3 12.Qb3 Qc7 13.Qd3=+ Bd6 14.f4 0-0=+ 15.Nf3 Qe7 16.Bf6 Qf6 17.Ng5 -/+.

10.Ne5 Nd3 11.Bd3 cd3 12.Qb3 Qc7 13.Qd3=+ Bd6 14.Nc4 Bb4 =.

10.Ne5 Nd3 11.Bd3 cd3 12.Qb3 Qc7 13.Qd3=+ Nd7 14.Qe4 =+.

10.Ne5 Nd3 11.Bd3 cd3 12.Qb3 Qd5 13.f3 -/+.

10.Ne5 Qd5 11.0-0 Bd6 12.Ng4 -/+.

7.a4 Bb5 8.ab5 Ra1 9.Ba1 c6 10.0-0 Be7 11.bc6 bc6 (11...Nc6 12.Bf6 (12.Qe2 0-0 13.Nc3 Qd7 14.Rb1 Ra8 15.Nb5 Ne4) 12...Bf6 13.d4= (13.Nc3 Qa5 14.Qa1 Kd7 15.Qa5 Na5) 13...0-0 14.Nc3 Qa5 15.Qa1 Rc8) 12.Ne5 (12.Bf6 Bf6 13.d4 (13.Nc3 Nd7 14.Qb1 Qc7 15.Qb4 c5) 13...c5= (13...Nd7 14.c4 0-0 15.cd5 cd5) 14.Qd3 0-0 15.dc5 Nd7) 12...0-0 (12...Qc7 13.Nd3 Nbd7 14.Bf6 Bf6 15.Nc3 0-0) 13.d3 (13.c4 Qc7= (13...Qd6 14.f4 Nbd7 15.Qa4 Rc8) 14.cd5 cd5 15.Bd4 Nbd7) 13...Nfd7 (13...Qd6 14.c4+= (14.Nd2 Nbd7 15.f4 Ra8) 14...Nbd7 15.f4 Ra8; 13...Qc7 14.Nd2 Nbd7 15.Nd7 Nd7) 14.f4 (14.Qg4 Bf6 (14...Ne5 15.Be5 Bf6) 15.f4 (15.Qg3 h5) 15...Ne5= (15...c5=)) 14...Ne5 15.fe5 (15.Be5 Nd7) 15...Nd7 16.Nd2 f5 (16...Qc7 17.Nf3+=) 17.ef6= Bf6 (17...Nf6 18.c4=) 18.Qg4 Qe7 19.Bf6 (19.Nf3 e5=) 19...Rf6 (19...Nf6 20.Qg3=) 20.Nf3 h6 (20...e5 21.Ra1=) 21.Rb1 Qd6 22.Rb7 Rf7 23.Qh5 (23.Ra7 Qb8 24.Ra1 Rf6=) 23...Ne5 24.Rf7 Nf7 25.Qg6 c5 (25...Ne5 26.Ne5 Qe5 27.Kf2=) 26.d4 cd4 27.ed4 Qe7 28.Qd3 Qf6 29.c4 dc4 30.Qc4 Kh7 31.Qc2 Qg6 32.Qc5 Qe4 33.Kf2 Ng5?? 34.Qg5+– Qf3 35.Kf3 hg5 36.Ke4 Kg6 37.Ke5 Kf7 38.g3 Ke7 39.h3 Kf7 40.Kd6 Kf6 41.g4 g6 42.Kc6 Ke7 43.Kc7 Kf6 44.Kd6 Kf7 45.Kd7 Kf6 46.Ke8 e5 47.d5 e4 48.d6 e3 49.d7 1–0. Marre – gregxy, zagraj.pl, 2003.

7.a4 c6 8.Be2 Na6 9.Ne5 (9.0-0 Nc5=) 9...Bd6 10.Nd7 (10.0-0 0-0=) 10...Qd7 (10...Nd7 11.Nc3=) 11.Ba6 (11.Bf6 gf6 12.d4 Rg8=) 11...Ra6 12.Bf6 gf6 13.0-0 Ke7 (13...c5 14.Qg4=) 14.Qh5 (14.Nc3 Bb4=) 14...c5 Attacking the isolated pawn on a4 (14...b5 15.Nc3 Qa7 16.Qh4=+) 15.Nc3= Raa8 (15...Be5!?=) 16.f4 (16.Nb5 Ra6+=) 16...Rag8 (16...Ra5 17.Rab1+=) 17.Rab1 (17.e4 de4 18.Ne4 Qc6+=) 17...d4 (17...Rg7 18.Rf2+=) 18.Ne4 (18.Nb5 Qc6 19.Rf2 de3 20.de3+–) 18...de3 (better 18...Qc6!? 19.Qf3 Ra8+=) 19.Rb6+– Bb8? (better 19...e2 20.Nd6 ef1Q 21.Kf1 Qd6 22.Rd6 Kd6 23.Qf7 Ra8+–) 20.Nc5 (20.Qc5 Kd8 21.Qe3 Ba7 22.Nf6 Qc7+–) 20…ed2 1–0. DEFFM – GuestBRJJ, freechess.org, 2018.

7.a4 c6 8.Be2 Be7 9.0-0 0-0 10.Nc3 Na6 11.Ne5 Bb4 12.d4 Nc7 (12...Qa5!? 13.Qe1 Rfd8=) 13.Qd3+= Ra7 14.Ba3 (14.h4!?+=) 14...Ba3= 15.Ra3 b5 (better is 15...Nfe8!?=) 16.Rb1+/– Qa8 17.h3 ba4 18.Rba1 Qd8 19.Ra4 Ra4 20.Na4 Qa8 (20...Ne4!? 21.Bf3 Ng5+/–) 21.Qd1+– Be8 22.Nc5 Qb8 23.c4 (23.Qd3 Qb2 24.Ra5 Qc1 25.Qd1 Qd1 26.Bd1 Ne4+/–) 23...dc4? (better is 23...Ne4!? 24.Ne4 de4+/–) 24.Bc4+– Ncd5 25.Qd2 Ne7 26.Bd3 Qc7 27.Qc2 g6 28.Rb1 Kg7 (28...Nf5 29.Qc1+–) 29.Rb7 Qd8 30.Qb2 Kg8 31.e4 Nc8 32.Qb4 Nd6 33.Rb8 Qe7 34.Nb7 Nc8 35.Qe7 Ne7 36.Nd6 Kg7 (36...g5 37.Bc4+–) 37.Ng4 Neg8 38.Nf6 Nf6 (38...Nf6 39.e5 Nd5 40.Ne8 Kh8+–). Hanison,Bernard – Hansen,Bjarne G, corr 3GMM–17, 1995.

7.a4 Bd6 8.0-0 =+.

7.a4 Be7 8.0-0 Bb5 9.ab5 Ra1 10.Ba1 Nbd7 11.c4 (11.Bf6 Nf6 12.Qe2 0-0=) 11...dc4 12.Qc2 0-0 13.Qc4 Nb6 14.Qc2 Nfd5 (14...Qd7 15.Bf6 Bf6 16.d4=) 15.Rc1 (15.Bd4 Qd7=) 15...Qd7 16.Nc3 Nc3 (16...Nb4 17.Qe4=) 17.Qc3 f6 18.Qb3 (18.Qc7?? Rc8 19.Qc8 Nc8-+) 18...Kh8 (18...Ra8 19.Bd4=) 19.Bd4 (19.e4 Ra8=) 19...Nd5= 20.Bc5 Bc5 21.Rc5 Ra8 22.g3 b6 23.Rc6 e5 24.Kg2 Rd8 (24...e4 25.Nd4 Re8 26.f3=) 25.Qc4+= Qf5 (25...Re8 26.d3+=) 26.d3 (26.h3!? e4 27.Nd4+=) 26...Qd7 27.h3 Rc8 28.e4 Ne7 29.Qf7 Rd8 30.Rc3+= Nc8 31.Rc7 Qf7 32.Rf7 Nd6 33.Re7 Nb5 34.Rb7+= Kg8 35.Rb6 Nc7 36.Rc6 Nb5 37.Rc5 Na3 38.Ne1+– Nb1 39.Rc2 Rb8 40.Kf1 Rb7 41.Ke2 Na3+/– 42.Ra2 Nb5 43.Ke3 Nd4 44.f4 Kf7 45.Nf3 Nf3 46.Kf3 h5 47.Ra5 Rb3 48.Ke3+– h4 49.fe5 hg3 50.ef6 gf6 51.Ra2 Ke6 52.Rg2 Rb1 53.Rg3 Rh1 54.Kf4 Rf1 55.Rf3 Rg1 56.d4 Rd1 57.d5 Kf7 58.Ke3 Ke7 59.Ke2 Rd4 60.Rd3 Ra4 61.Kf3 Ra1 62.h4 Rh1 63.d6 Kd7 64.Kg4 Rg1 65.Kf5 Rh1 66.Kf6 Rh4 67.e5 Rf4 68.Kg6 Rf8 69.Kg7 Re8 70.Re3 Ke6 71.Rd3 Kd7 72.Rd5 Ke6 73.d7 Rd8 74.Rd2 Ke7 75.Rd6 Ra8 76.d8Q! (76.d8Q Rd8 77.Rd8 Kd8 78.Kf7+–) 1–0. Taksrud,Vidar – Lie,Espen, Norway, 2001.

7.Bd7 Qd7 8.Bf6 gf6 9.0-0 Bg7 10.d4 b6 11.Nbd2 c5 12.e4 (12.c4 f5+=) 12...Nc6 (better 12...de4!? 13.Ne4 f5=+) 13.ed5+= Qd5 14.Nb3 (14.c4 Qd8 15.d5 ed5 16.Re1 Ne5+=) 14...c4 15.Nbd2 (15.Nc1 Ra3 16.Rb1 b5=+) 15...b5 (better 15...Nd4!? 16.Nd4 Qd4-/+) 16.c3= 0-0 17.Re1 Kh8 18.Ne4 Rg8 19.Nc5 Ra7 20.a4 ba4 21.Ra4 Ra4 22.Na4 Rb8 23.Nc5 Bf8 24.Qa4 (better 24.Ne4!? f5 25.Ned2+=) 24...Bc5=+ 25.dc5 Qc5 26.Nd4? (better 26.Qc2!?-/+) 26...Nd4-+ 27.cd4 Qd4 28.g3 c3?? (better 28...Kg7-+) 29.Qd4+- 1-0. Atotheking (1735) - PolaricMan (1710), lichess.org, 2020.

7.Bd7 Nbd7 8.Ne5 Ne5 9.Be5 Be7 10.Nc3 c5 11.Nb5 0-0 12.a4 b6 13.Bc7 Qd7 14.Bb6 Bd6 (14...Rfb8 15.Bc7 Rb5 16.ab5 Ra1 17.Qa1 Qc7 18.Qa8 Bf8 19.0-0=+) 15.0-0 c4 (better 15...Rfb8!? 16.Nd6 Qd6=+) 16.Bd4+/- Ne8 17.Nd6 Qd6 18.Bc3 Nf6 19.a5 (19.Bf6 gf6 20.Qg4 Kh8+-) 19...Rfd8 (19...Ne4 20.Bd4+/-) 20.f3 (20.Bf6!? gf6 21.Qg4 Kh8+-) 20...Nd7 21.d4 e5 22.Qb1 ed4 23.ed4 Rdb8 24.Qa2 h6 25.Rab1 Rb1 26.Rb1 Qf4 27.Qa4 (better 27.Re1!?+/-) 27...Qe3=+ 28.Kh1 Qc3 29.Qd7 Qa5 30.h3 Rd8 31.Qb7 (31.Qf5 Qc7=) 31...Ra8 32.Qc6 Rf8 33.Rb5 Qe1 34.Kh2 Qd2 35.Qd5 Qc2 36.Rc5 c3 37.Qe4 Qd2 38.d5 Rd8 39.f4 c2 40.Rc2 (worse 40.Qc2 Qf4 41.Kg1 Qd4 42.Kh2 g6-/+) 40...Qd5 41.Qd5 Rd5 42.Rc8 Kh7 43.Rc7 f6 44.h4 h5 45.g3 Kg6 46.Kh3 Rd3 47.Re7 Ra3 48.Rc7 Rb3 49.Ra7 Rc3 50.Rd7 Rb3 51.Rd4 Ra3 52.Rd7 Rb3 53.Ra7 Rc3 54.Rd7 Rb3 ½-½. Atotheking - mittwoch123, lichess.org, 2019.

7.Be2 c5 8.0-0 Nc6 9.d3 Bd6 10.Nc3 0-0 11.Nb5 Bb8 12.a4 e5 13.c4 e4 (better is 13...dc4!? 14.dc4 Qe7=+) 14.Bf6+= Qf6 15.de4 de4 16.Qd7 ef3 17.Bf3 Ne5 (17...Be5!? 18.Rad1 Ra4+/–) 18.Qb7 Nc4? (better is 18...Ra5+/–) 19.Qa8+– Bh2 20.Kh2 Ra8 21.Ba8 h5 (21...Nd2 22.Rfd1 Qf2 23.a5 Qe3 24.Re1 Qh6 25.Kg1+–) 22.Kg1 Qg5 (22...Qd8 23.Rfc1 Nd2 24.Rd1+–) 23.Rfd1 (23.a5 Qd8 24.Be4 Qh4+–) 23...h4 (23...g6 24.a5 h4 25.a6+–) 24.Rd5 (24.a5 Ne3 25.fe3 Qe3 26.Kh1 h3+–) 24...Qg6 (24...Qf6 25.Rc1 Nb6 26.Rdc5 Na4 27.Rc8 Kh7 28.Nd4+–) 25.Rc5 Nd2 26.Bd5 h3 27.Rc7 (27.Nd4 Ne4 28.Be4 Qe4 29.gh3 Qg6 30.Kf1 Qb6+–) 27...Kh7 28.Nc3 hg2 (28...h2 29.Kh1 Qf6 30.f3+–) 29.Rd1 (29.Rf7?! Qh5 30.Bg2 Qf7+–) 29...Nf1 (29...Qh5 30.Bg2 Nf3 31.Bf3 Qf3 32.Rdd7+–) 30.Bg2 Ne3 31.fe3 Qb6 (31...Qe6 32.Nd5+–) 32.Be4 Kh6 (32...f5 33.Bf5 Kh6+–) 33.Rc6 1–0. marre (2105) – IgorGL (1935), GameColony.com, 2003.

7.Be2 c5 8.Nc3 Nc6 9.a4 Bd6 (9...c4 10.0-0 (10.Nb5 Bc5 11.0-0 0-0 12.d3 cd3 13.cd3 Qb6 14.Bf6 gf6 15.d4; 10.Qb1 Bb4 11.0-0 Qe7 12.d3 cd3 13.cd3 0-0 14.Rc1 Rfc8 15.d4) 10...Bc5 11.Nb5 0-0 12.d3 cd3 13.cd3 Qb6 14.Bf6 gf6 15.d4; 9...Qb6 10.Rb1 c4 11.Nb5 Qd8 12.0-0 Ra4 13.d3 cd3 14.cd3 Ra6 15.Qc2; 9...Be7 10.0-0 (10.Nb5 h6 11.0-0 0-0 12.d3 Qa5 13.Qd2 Qd2 14.Nd2 e5 15.Nc7; 10.d3 0-0 11.0-0 e5 12.Nb5 d4 13.Qd2 Nd5 14.c4 Ndb4 15.g3; 10.Qb1 0-0 11.0-0 Qa5 12.Nb5 c4 13.d3 cd3 14.cd3 Rfc8 15.Rc1; 10.h3 0-0 11.0-0 Ne4 12.Qc1 f5 13.d3 Nc3 14.Bc3 Qb6 15.Qb1; 10.g3 0-0 11.0-0 Qb6 12.Nb5 c4 13.d3 cd3 14.cd3 Rfc8 15.Bc3) 10...0-0 11.Nb5 Qb6 12.Ne5 c4 13.d3 Ne5 14.Be5 Bb5 15.ab5; 9...h6 10.h3 (10.0-0 Be7 11.Nb5 0-0 12.h3 Qb6 13.c4 Rfd8 14.Qb1 Ne4 15.d3; 10.Nb5 Be7 11.0-0 0-0 12.h3 Nb4 13.Ne5 Ne4 14.d3 Nd6 15.c4; 10.d3 Be7 11.0-0 0-0 12.Nb5 Qb6 13.Qd2 Ra6 14.c3 Rd8 15.Rfd1; 10.Qb1 Be7 11.0-0 0-0 12.Nb5 c4 13.d3 cd3 14.cd3 Qa5 15.Rc1; 10.g3 c4 11.0-0 Bc5 12.d3 cd3 13.cd3 0-0 14.Nb5 Qe7 15.Rc1) 10...Be7 11.0-0 0-0 12.Nb5 Qb6 13.c4 Rfd8 14.Qb1 Ne4 15.d3) 10.0-0 (10.Nb5 Be7 11.0-0 0-0 12.d3 Qa5 13.h3 h6 14.c4 dc4 15.dc4; 10.h3 0-0 11.Nb5 Be7 12.0-0 h6 13.d3 Qb8 14.Qd2 e5 15.Nh2) 10...0-0 11.d4 (11.Nb5 Be7 12.d3 Qa5 13.h3 Rfd8 14.Bc3 Nb4 15.Ne5) 11...c4 (11...cd4 12.ed4 Qb6 13.Ba3 Nb4 14.Ne5 Bc6 15.Nb5) 12.Ba3 (12.Nb5 Be7 13.Ne5 Ne5 14.de5 Ne4 15.Bd4) 12...Qc7?? (better is 12...Ba3 13.Ra3 Qe7+= 14.Ra1 Ra6 15.Ne5) 13.Nb5+– (13.Nb5 Bh2 14.Nh2+–) 1–0. Woschkat,Karl_Heinz – Burnett_Hall,Oliver, IECG, 1998.

7.Be2 c5 8.c4 Ba4 9.Qc1= Nbd7 10.Nc3 Bd6 (10...Bc6 11.0-0=) 11.cd5 ed5 12.0-0 (better 12.Na4 Ra4 13.Qc2+=) 12...Be7? (12...Bc6 13.Nb5 Be7 14.Ne5=) 13.Bb5 (13.Na4 Ra4 14.Bf6 Bf6 15.Bb5+=) 13...Qc7?? Black prepares the advance c4 (13...Bb5 14.Nb5 Qb6 15.a4=) 14.d4 (14.Na4 0-0+–) 14...c4?? (14...Bb5 15.Nb5 Qb6 16.a4=) 15.Nd2 (15.Ba4 0-0+–) 15...0-0?? (better 15...Bb5 16.Nb5 Qc6=+) 16.f4 (better 16.Ba4 Nb8 17.Bc2+–) 16...Bb5 17.Nb5 Qc6 18.a4 (18.Nc3!?-/+) 18...Nb6-+ 19.Ba3 Ba3 20.Ra3 (20.Qa3 Ra4 21.Qb2 Ng4-+) 20...Na4 21.Nc3 (21.Qb1 Ra5 22.Nc3 Nc3 23.Rc3 b5-+) 21...b5 22.Na4?! (22.Qa1-+) 22...b4 (22...Ra4?! 23.Ra4 ba4 24.Qc3-+; 22...ba4?! 23.Qc2-+) 23.Ra1 Ra4 24.Qc2 (24.Nf3 Rfa8 25.Rb1 Qb5-+) 24...Rfa8 25.Nb3 (25.Ra4 Qa4 26.Qa4 Ra4-+) 25...Ne4 26.g4 (26.h3 Ra1 27.Ra1 Ra1 28.Na1 b3-+) 26...h6 27.h4 White plans g5 (27.Ra4 Qa4 28.Rb1 Nc3-+) 27...Qa6 (27...Qd7 28.Ra4 Qa4 29.g5 cb3 30.Qg2-+) 28.Nc5 (28.Ra4 Qa4 29.Rb1 Nc3-+) 28...Nc5 29.Ra4 Na4 30.Qg2 White intends g5 (30.f5 b3 31.Qg2 Nc3-+) 30...Nc3 31.g5 (31.Re1 Ne4-+) 31...Qe6 32.Re1 (32.gh6 Qe3 33.Qf2 Qd3-+) 32...Ra2 33.Qf3 Qe4 34.Qg4 Qc2 35.Qc8 (35.Re2 Ne2 36.Kf1 Ng3 37.Qg3 Qe2 38.Kg1 Qd1 39.Qe1 Qe1) 35...Kh7 36.Re2 (36.Qf5 Qf5 37.Rc1 Qg4 38.Kf1 Qg2 39.Ke1 Qf2) 36…Ra1 (36...Ra1 37.Kg2 Qe2 38.Kh3 Rh1 39.Kg3 Ne4; 36...Qd1 37.Kg2 Qe2 38.Kg3 Qg2) 0–1. Jeriominas,Jurijus – Miknevicius,Laurynas (2035), LTUChampionship, 2015.

7.Be2 Bc5 8.0-0 0-0 9.d4 Bd6 10.c4 dc4 11.Bc4 b5 12.Be2 c5 (12...Qe7 13.Ne5=) 13.dc5 Bc5 14.Nc3 (better 14.Ne5=) 14...Be7 (better 14...b4!? 15.Nb5 Qe7=) 15.Bb5 Bb5 16.Nb5 Qa5 17.Nc3 Ba3 18.Qb3 Bb2 19.Qb2 Nc6 20.Ne2 Nb4 21.Ng3 (better 21.Rfb1 Rfb8 22.a3+/-) 21...Qd5?? Increases the pressure on a2 (21...Rfc8!?+=) 22.Rfd1 (22.Qb4 Ra2 23.e4 Qa8 24.Ra2 Qa2+-) 22...Qc4?? (22...Qa5 23.a3 Nc6 24.Rd6+/-) 23.Ne5 (23.Rd4 Ra2 24.Ra2 Qa2 25.Rb4 Qd5+-) 23...Qb5? (23...Qc5!?+/-) 24.Rab1 (24.Nd3 Rab8 25.Rab1 Nfd5+-) 24...Ra4? (better 24...Qc5 25.Rdc1 Qa5+-) 25.f4 (25.a3 Nfd5+-) 25...Rb8?? (better 25...Qa5+/-) 26.a3+- Ne4 (26...Nfd5 27.Qc1+- (27.ab4?! Rb4 28.Rd5 Rb2 29.Rb5 R8b5+-)) 27.ab4 (better 27.Ne4 f6 28.Nd7+-) 27...Ng3 28.hg3 Rb4 (28...f6 29.Nd3 Rb6+-) 29.Qc2 (better 29.Qb4 Qb4 30.Rb4+-) 29...Rb1-+ 30.Rb1 Qb1 31.Qb1 Rb1 32.Kf2 Rb5 33.Kf3 Ra5 34.Nd3 f6 35.Nb4 (35.g4 Kf7-+) 35...Ra3 36.Nc6 Rb3 37.Ne7 (37.g4 Rb6 38.Na5 Kf7-+) 37...Kf7 38.Nc6 Rb2 39.Ne5 (39.Ne5 fe5 40.e4 Rb3 41.Kg4-+). anotherheaven (1765) - SHAHzAND (1675), lichess.org, 2015.

7.Be2 Be7 8.Ne5 0-0 9.Nd7 Qd7 10.a4 Ra4-/+ 11.Ra4 Qa4 12.Nc3 Qa5 13.0-0 Nc6 14.Nb5 Ne4 15.c3 Bc5 16.d4 Bb6 17.f3 Nd6 18.Nd6 cd6 19.Qc2 Qa8 20.Ra1 Qb8 21.Ba3 Rd8 22.Bb5 Qc7 23.Bc6 (23.Bd3!? h6 24.Qb2=+) 23...bc6-/+ 24.Qb3 g6 (24...Rb8 25.Qc2-/+) 25.e4 de4 26.fe4 Kg7 27.Qc2 Qb8 (27...c5 28.d5-/+) 28.Qd3 c5 29.Kh1 e5 30.d5 Qc7 31.Bb2 Rb8 32.Qf3 f6 33.Qg4 (33.Bc1 Qf7=+) 33...Rb7 34.h4 h5 35.Qe6 (35.Qe2 Ra7 36.Rf1 Ra2-/+) 35...Qe7 36.Qc8 Rc7 (36...f5 37.g3 Qc7 38.Qe8-+) 37.Qa8 (37.Qh3 Ra7 38.Ra7 Ba7-/+) 37...Ra7 38.Ra7 Qa7 39.Qa7 Ba7 40.c4 Bb6 41.g3 Ba5 42.Kg2 Bd2 43.Kf3 g5 44.hg5 fg5 (44...Bg5?! 45.Bc3=) 45.Kg2 Kg6 46.Kf2 (46.Kf3 Kf6-/+) 46...g4 (46...h4 47.Kf3 hg3 48.Kg3-+) 47.Ke2-/+ Bh6 48.Bc3 Kg5 (48...Bg5 49.Ba5-/+) 49.Ba5 (49.Bd2 Kg6 50.Bc3-/+) 49...Bf8 50.Bd8 Kg6 51.Bh4 Kf7 52.Bd8 Be7 53.Bc7 Kg6 54.Kf2 Kg5 55.Kg2 h4 56.Kh2? (better 56.gh4!? Kh4 57.Ba5=+) 56...h3-+ 57.Kg1 Kf6 58.Kf2 Kf7 59.Kg1 Ke8 60.Kh2 Kd7 61.Ba5 Bd8 62.Bd2 Kc7 63.Bh6 Kb6 64.Bf8?? (better 64.Bd2-+) 64...Bc7 65.Be7 Ka5 66.Bg5 Kb4 67.Be3 Kc4 68.Bf2 Kd3 69.Bg1 (69.Be1-+) 69...Ke4 (69...c4 70.Kh1 c3 71.Bc5 dc5 72.Kg1 c2 73.Kf1 c1Q 74.Kf2 Bb6 75.d6 c4) 70.Bf2 c4 (70...c4 71.Kg1 c3 72.Kh1 c2 73.Bb6 c1Q 74.Bg1 Bb6 75.Kh2 Qg1) 0-1. Atotheking (1610) – Mohnnad, lichess.org, 2019.

6.a4 0-0 7.Be2 Nbd7 8.0-0 e5 9.d3 ab5 10.ab5 Ra1 11.Ba1 Qe7 12.Nbd2 e4 13.de4 de4 14.Nd4 Qe5 15.g3 Qg5 16.Nc4 Bc5 17.Bc3 (17.f4 Qg6=+) 17...Re8 (17...Bd4 18.Bd4 Qb5 19.Ne5-/+) 18.h4 Qg6 19.Nb3 Be7 20.Bd4 Rd8 21.Qa1 Nd5 22.Kh2 c5 23.bc6 bc6 24.Rd1 Re8 25.Qa7 h6 26.Bb2 Bb4 (26...Rd8 27.Nd4=+) 27.Kg2 Bc3 28.Ba1 Nf8 29.Nb6 Ba1 30.Nd5 cd5 31.Ra1 Nh7 (31...Bg4 32.Bb5 Rd8 33.Qe7=) 32.Nd4 Nf6 33.Kg1 Bd7 34.Qb7 Bc8 35.Qc7 Bg4 36.Bb5 Rc8 37.Qb7 Rf8 38.Ra7 Qh5 39.Qc7 Rc8 40.Qe7 Rf8 41.Kh2 Rc8 42.Qb7 Rf8 43.Qc7 Rc8 44.Qe7 Qg6 45.Bc6 Rf8 46.Kg1 Bh3 47.Qd6 Attacking the backward pawn on d5 47...Qh5 48.Ra1 Bg4 49.Rc1 Rc8 50.Bb7 Re8 51.Ra1 Bd7 52.c3 Kh7 53.Rb1 Qe5 54.Qe5 Re5 55.Ra1 Re7 56.Ra5 Be6 57.Bc6 Rc7 58.Kf1 g6 59.Ke1 Kg7 ½-½. Zemaitis (2735) - endre969 (2535), ChessWorld.net, 2007.

6.c4 0-0 7.cd5 Nd5 8.Qa4 f6 9.Bd3 c6 10.Qe4 f5 11.Qd4 Qc7 12.ba6 Na6 13.a3 Nc5 14.Bc2 e5 15.Qc4 b5 16.Qe2 e4 17.Nd4 Na4 18.Ba4 Ra4 19.g3 Nb6 20.Nc3 Ra6 21.a4 b4 22.Ne4 fe4 23.a5 Qa7 24.Nc6 Qb7 25.Nd4 Nd5 26.0-0 Bh3 27.Rfc1 Nc7 28.Qc4 Qd5 29.Qd5 Nd5 30.Nb5 Be7 31.Nc7 Nc7 32.Rc7 Bf6 33.Bf6 Raf6 34.f4 ef3 0–1. Bonetti,Shane – khadem (2220), ICC, 2002.

6.c4 ab5 7.cb5 Nbd7 8.d4 c5 9.bc6 bc6 10.Bd3 c5 11.dc5 Nc5 12.Be2 Ba6 13.Ba6 Qb6?? (better 13...Qa5 14.Qd2 Qa6 (14...Ra6?! 15.Qa5 Ra5 16.Bf6 gf6 17.Nc3=+) 15.Bf6 gf6-/+) 14.0-0?? (better 14.Bf6 gf6 15.Be2+-) 14...Qb2-+ (14...Qa6?! 15.Bf6 gf6 16.Nc3=; 14...Na6?! 15.Bf6 gf6 16.Nc3=; 14...Ra6?! 15.Bf6 gf6 16.Nc3=) 15.Be2?? (15.Qd4 Rb8 16.Bc4 Qd4 17.ed4 (17.Nd4? dc4 18.Na3 Ng4-+) 17...dc4 18.dc5 Bc5 19.Rc1-/+) 15...Qa1 16.Nc3 (16.Bb5 Nfd7 17.a3-+) 16…Qc3 0-1. pacal56 (2085) - thatjusthappened1 (2320), Rated Blitz game, lichess.org, 2014.

6.d4 0-0 7.Nbd2 Ne4 (7...ab5 8.Bb5 b6 9.0-0=+) 8.Ne4= de4 9.Nd2 f5 10.c4 b6 11.Be2 Qg5 12.0-0 Rf6 13.g3 Rg6 14.a4 Nd7 15.Qc2 a5 (15...e5 16.a5=) 16.Nb3+= Qh4 17.Rfd1 Be7 18.c5 Qh3 19.Bf1 Qg4 20.Be2 (20.h3 Qh5+=) 20...Qh3 21.Bf1 (21.f3 Qh6 22.Qd2 Nf6+=) 21...Qh5 (21...Qg4 22.cb6 cb6 23.Qc6+/–) 22.Be2 (22.Qe2 Qh6+=) 22...Qh3 23.Bf1 (23.f3 Nf6+=) 23...Qh5 (23...Qg4 24.cb6 cb6 25.Qc6+/–) 24.Be2 (24.Qe2 Qh6+=) ½–½. Plock,Joerg – Hohlstein,Walter, RSM2003 remoteschach.de, 2003.

6.d4 ab5 7.Bb5 Bd7 8.Nc3 Bb5 9.Nb5 Nc6 10.0-0 0-0 11.Re1 Ne4 12.c3 (12.Ne5!?-/+) 12...Na5 13.Ne5 (13.Nd6!? Qd6 14.Ne5 f6-/+) 13...Be5-+ 14.de5 Nc4 15.Qc2 c6 16.Nd4 Ne5 17.f3 Nd6 18.f4 (18.a4 c5 19.Nb5 Nb5 20.ab5 Qb6-+) 18...Nec4 19.Qb3 Ra6 20.Rf1 (20.Qc2-+) 20...Rb6 21.Qa4 (21.Bc1 Rb3 22.ab3 Na5-+) 21...Rb2 22.Rab1 Rb1 23.Rb1 Qa8 24.Qa8 Ra8 0–1. Tiedemann,Joern (2125) – Boxberg,Marc (2045), RS–Pyramide remoteschach.de, 2006.

6.Be2 ab5 7.Bb5 Bd7 (7...Nbd7 8.Bd7 Bd7 9.Be5+=) 8.Nc3 (8.Be2 0-0+=) 8...c6 9.Be2 e5 10.0-0 e4 (10...Qc7 11.h3+=) 11.Nd4 b5 12.a3 (12.a4 b4 13.Nb1 0-0+=) 12...0-0 13.d3 (13.a4 b4 14.Nb1 Qc7+=) 13...Qc7 14.h3 Na6 15.de4 (15.Qb1 Nc5-/+) 15...de4+= 16.Bg4 (better is 16.a4!? b4 17.Nb1+=) 16...Ng4-+ 17.hg4 Nc5 18.Nf5 (18.f3 ef3 19.Qf3 Bh2 20.Kh1 Be5-+) 18...Bf5 (18...Be5 19.f4 ef3 20.Qf3-+) 19.gf5 Bh2 20.Kh1 Be5 21.Qg4 (21.Qh5 Qa5 22.Na4 Bb2 (22...Qa4?! 23.Be5 Nd7 24.f6 Ne5 25.Qe5=; 22...Na4?! 23.Be5 f6 24.Bd6-/+) 23.Nb2 Qc3-+) 21...Qa5 22.Nd1 Bb2 23.Nb2 Qc3 24.Rab1 (24.Ra2 Rfd8-+) 24...Ra3 (24...Qa3?! 25.f6 g6 26.c4-/+; 24...Qc2 25.Rfc1 Qf2 26.Rc5 Qe3 27.Rc6 Ra3 28.Nd1+=) 25.g3 (25.Nd1 Qc2 26.f6 Ne6-+) 25...Ra2 (25...Qc2?! 26.Rbc1 Qb2 27.Rc5-+) 26.Kg2 (26.Nd1 Qc2 27.Rb4-+) 26...Rb2 27.Rb2 Qb2 28.Rh1 Qc2 29.Qh4 h6 30.f6 Qe2 31.fg7 Qf3 32.Kf1 Ra8 33.Ke1 Nd3 34.Kd2 White threatens to counter with g4 34...Qf2 35.Kc3 Qb2# 0–1. Wurm,Tamas – Geiger,Walter (2065), TE.2004.P.01707, 2004.

7.Bb5 c6 8.Be2 Ba6 9.d3 Nbd7 10.Nbd2 0-0 11.0-0 Qc7 12.c4 dc4 13.dc4 Ng4 14.h3 Nh2 15.Nh2 Bh2 16.Kh1 Bd6 17.Qc2 Nc5 18.Ne4 Ne4 19.Qe4 e5 20.Rfd1 f5 21.Qd3 Rad8 22.Qb3 c5 23.Bc3 Bb7 24.Rab1 Rb8 25.Rb2 Bc6 26.Rbd2 Rbd8 27.Qb2 Rd7 28.Rb1 Qb7 29.f3 Qa8 30.Kg1 Rfd8 31.Rdd1 e4 32.f4 Bf8 33.Rd7 Rd7 34.Kh2 Rb7 35.Be5 Ra7 36.Qb6 Ra2 37.Qc7 Ra7 38.Rb8 Rc7 39.Ra8 Ba8 40.Bc7 g6 41.g4 Kf7 42.Be5 Ke6 43.Kg3 Bc6 44.Bd1 Be7 45.h4 Bf6 46.Bf6 Kf6 47.g5 Kg7 48.Kf2 Bd7 49.Be2 h5 50.gh6 Kh6 51.Ke1 Kg7 52.Kd2 Kf8 53.Kc3 Ba4 54.Kb2 Kf7 55.Kc1 Ke6 56.Kd2 Ke7 57.Kc1 Bd7 58.Kc2 Kd6 59.Kb3 Bc8 60.Kc3 Be6 61.Kd2 Kd7 62.Kc3 Kc7 63.Kc2 Kd8 64.Kd2 Bf7 65.Kd1 Kd7 66.Kc2 Kc6 67.Kd2 Be6 68.Kc3 Bd7 69.Kc2 Be8 70.Kb3 Kd7 71.Kc3 Ke7 72.Kc2 Bc6 73.Kc3 Kf7 74.Kd2 Kf6 75.Kd1 Be8 76.Kd2 Kf7 77.Ke1 Ke7 78.Kf1 Bc6 79.Ke1 Bd7 80.Kd2 Be6 81.Kc3 Kf6 82.Bd1 Bd7 83.Bb3 Ke6 84.Bd1 Ke7 85.Be2 Kf7 86.Kb3 Ke6 87.Kc2 Be8 88.Kb2 Bf7 ½–½. bambinik – df_2x1Ghz_1.5GB, internet, 2001.

7.Be2 Ba6 8.0-0 0-0 9.h3 Qe7 10.Nd4 e5 (11.Nf5 Qe6 12.Nd6 Be2 13.Qe2 Qd6=+). Goesmann,Stefan (1910) – Hoch,Hubertus (2165), RSX9E – A00 – Sokolsky–2, 2004.

7.a4 e5 8.Be2 e4 9.Nd4 c5 10.bc6 Nc6 11.Nc6 bc6 12.0-0 Qe7 13.d4 ed3 14.Qd3 a5 15.Rfd1 Qe5 16.g3 Bf5 17.Qd2 Rfb8 18.Rab1 Rb2 19.Rb2 Bb4 20.Rb4 ab4 21.Na2 c5 (worse is 21...Ra4 22.Nb4 Qd6 23.Rb1+=) 22.Bf3 Ra4 23.Nc1 h6 24.Nd3 Bd3 25.Qd3 c4 26.Qd4 Qd4 27.ed4 Ra2 28.Rc1 Ra3 29.Bd1 Ne4 30.Kf1 Nc3 31.Bf3 Kf8 32.Ke1 Ke7 33.Kd2 Kd6 34.Re1 Ra2 35.g4 Nb5 36.Re5 Rc2!! 37.Kc2 (37.Kd1 b3 38.Rd5 Kc6 39.Rf5 Kb6 40.Rf7 Rf2 41.Rb7 Ka6 42.Rb5 Kb5 43.Bd5-+) 37…Nd4 (37...Nd4 38.Kc1 Ke5-+) 0–1. Sanders,Timothy – Malichev,Ivan (1980), IECG, 2009.

7.Be2 e5 8.0-0 e4 9.Nd4 c5 10.bc6 Nc6 11.Nc6 bc6 12.Rb1 Qc7 13.h3 Rb8 14.f3 Nh5 15.Re1 Bh2 16.Kh1 Qg3 (Better is 16...Be5-/+) 17.Bf1? (17.fe4 Bh3 18.Rg1-+) 17...Bh3!-+ 18.Ne2 (18.gh3 Rb2) 18...Bg2!! 19.Bg2 Qh4 20.fe4 de4 21.Bg7 Kg7 0–1. kamret (2135) – peacewhite (2160), GameColony.com, 2003.

7.c4 0-0 8.Nc3 c6 9.Qb3 dc4 10.Bc4 cb5 11.ab5 Qc7 12.b6 Qd8 13.0-0 Bc6 14.Be2 Nd5 15.Nd5 Bd5 (worse is 15...ed5 16.Nd4 Re8 17.Nf5+=) 16.Qc3 Qb6?? (better is 16...f6+=) 17.Qg7# 1–0. Baer,Cy (1895) – Markoja,Johann (2070), RSS3D–62 remoteschach.de, 2007.

7.c4 0-0+= 8.d4 dc4 9.Nc3 Nd5 (9...Re8 10.Bc4 c6 11.0-0=) 10.Bc4 Bb4 (10...ab5 11.ab5 Ra1 12.Qa1=) 11.Bd5 (11.Qb3 Bc3 12.Bc3 Nc3 13.Qc3 ab5 14.ab5 Ra1 15.Qa1 c6=) 11...ed5 12.Qb3 Bc3 13.Bc3 ab5 14.ab5 Ra1 15.Ba1 c6 (15...Bg4 16.Ne5 Bf5 17.0-0=) ½–½. Woschkat,Karl_Heinz – Roth,Ralf, H–Klasse BdF, 1997.

7.c4 dc4 8.Bc4 ab5 9.ab5 Ra1 10.Ba1 c6 11.Bf6 Qf6 12.b6 Qd8 13.Qb3 Bc5 (13...Bc8 14.Nc3=) 14.Qc3 (14.d4!? Bb6 15.0-0=) 14...Qb6 15.0-0 0-0 16.d4 Be7 17.Nbd2 Qd8 18.Ne5 (18.Ra1 Bc8=) 18...Bc8+= 19.Rb1 Nd7 20.Nd3 (20.Nd7 Qd7 21.Bd3 b5+=) 20...b5-/+ 21.Bb3 Qc7 22.Ne4 Bb7 23.Nec5 Nc5 24.Nc5 Ra8 25.Nb7 Qb7 26.Rc1 Ra6 27.f4 (27.Bc2 Ra3 28.Qb2 Ra8+=) 27...Qd7 28.Ra1 (28.Bc2 Ra3 29.Qe1 Qa7-/+) 28...Ra1-+ 29.Qa1 c5 30.dc5? (better is 30.Qc3-+) 30...Qd2 31.Qa8 (31.Kh1 Qe3 32.Bc2 Bc5-+) 31...Bf8 32.Ba2 Qe1# 0–1. Baer,Cy (1895) – Markoja,Johann (2070), RSS4D easy–37, 2007.

7.Be2 0-0 =.

7.c4 Nb4 8.Nc3= dc4 (8...Be7 9.a3 Nc6 10.cd5 ed5 11.Bb5=) 9.Bc4 Bd6 10.0-0 0-0 11.d4 Nbd5 12.Qe2 (12.Ne5 Nc3 13.Bc3 Nd5=) 12...Nc3 13.Bc3 Bc6 14.Rfb1 Qe7 15.Bb5 (15.Ne5 Be4 16.Rb3 Nd5=) 15...Ne4 (15...Bd5 16.Bd3 Ne4 17.Bb2+=) 16.Be1= Bd5 (16...Bb5 17.Qb5 Ra7 18.Bb4=) 17.Bc4 (17.Ne5 Nf6=) 17...Ra7+= 18.Nd2? (better is 18.Ne5+=) 18...Nc3-+ 19.Qd3 Nb1 20.Qb1 Qh4 21.g3 (21.h3 Rfa8-+) 21...Qh5 22.e4 Bc4 23.Nc4 Be7 24.Qc2 (24.Ne3 Qf3-+) 24...Rfa8 (24...Rd8 25.Bc3-+) 25.Kg2 (25.f4 b5 26.Na5 Ba3-+ (26...Ra5?! 27.Ba5 c5 28.Bb6+=)) 25...Bf6 (25...Ra4 26.Ne3 c5 27.Nc4-+) 26.Bc3 (26.e5 Be7-+) 26...Ra4 27.Ne3 Qg6 (worse is 27...Bd4 28.Bd4 Rd4 29.Qc7-+) 28.f4 (28.f3 Bd4 29.Bd4 Rd4-+) 28...Bd4 29.Bd4 Rd4 0–1. VELEROFONTIS – bernalius, playchess.de, 2001.

7.c4 Be7 8.Be5 +=.

7.Be2 Nb4 8.a3=+ Nc6 9.0-0 Bd6 10.c4 dc4 11.Bc4 0-0 12.d4 Re8 (12...Qe7 13.Ne5=+) 13.Nbd2 Na5 14.Ne5 Nc4 15.Ndc4 Bb5 16.Nd6 (16.Qb3 Ba6=) 16...cd6=+ 17.Nd3 Qb6 18.Re1 Bd3 19.Qd3 Qb2?? (better 19...Rec8 20.Rab1 Qa6 21.Qa6 ba6=) 20.Reb1+/- Qa1 21.Ra1 g6 22.g3 Nd5 (22...Rac8 23.Qd2+-) 23.Rb1 Rab8 24.e4 Ne7. Darkseid (1635) - M Feeney (1765), ChessWorld.net, 2007. (=1.Nf3 d5 2.b4 e6 3.Bb2 Nf6 4.b5 a6 5.e3 Bd7)

7.Ne5 Ba4 8.Nc3 Nc5 (8...Bc6 9.Nc6 bc6 10.Be2=) 9.Na4+= Ra4 (better is 9...Na4!? 10.Bb5 c6 11.Nc6 bc6 12.Bf6 Qd7 13.Ba4 Ra4+=) 10.Bb5+– c6 11.Ba4 Na4 12.Bd4 Ne4 13.Rb1 c5 14.Rb7 cd4 15.Qe2 (15.ed4 Qa8 16.Qb1 Qa6 17.Rb8 Ke7 18.Re8 Kf6+–; 15.Nf7?! Qa8 16.Nh8 Qb7 17.ed4 Qb2+=; 15.Rf7?! de3 16.fe3 Qh4 17.g3 Qg5=) 15...Nd6 (15...Bd6 16.Nf7 de3 17.Nd8 (17.Nh8 ed2 18.Qd2 Nd2-+) 17...ed2 18.Qd2 Nd2 19.Nf7+– (19.Kd2?! Kd8 20.Rg7 Rf8=; 19.Ne6?! Ne4+–)) 16.Qa6 Nc5 (16...Nb6 17.Nc6 Nb7 18.Nd8 Nd8 19.Qb6 de3 20.Qb5 Ke7 21.de3 h5+–) 17.Qc6 Nd7 (17...Qd7 18.Rd7 Nd3 19.cd3 Be7 20.Rd8 Kd8 21.Qd7) 18.Rd7 (18.Qd7?! Qd7 19.Rd7 f6+=) 18...Qc8 19.Rc7 Kd8 20.Nf7 (20…Nf7 21.Rc8 Ke7 22.Re8 Kf6 23.Qe6 Kg5 24.h4 Kh5 25.g4) 1–0. marekt (2445) – NJUSA (1685), ChessWorld.net, 2003.

7.Ne5 c5 8.Nd7 Nd7 9.Nc3 c4 10.d3 cd3 11.cd3 Be7 12.Rc1 0-0 13.Be2 Nb4 14.a3 Nc6 15.Ra1 Qc7 16.0-0 Bd6 17.g3 f5 18.Nb5 Qb8 19.Qd2 Be7 20.Rfc1 Nf6 21.Rc2 Ne5 (better is 21...Qd8=) 22.Nc7+/– Neg4 23.Na8 Qa8 24.Rac1 Ba3?? (24...Bd6+–) 25.Ra1 Bb2 (25...Qe8 26.Ra3 Qh5+–) 26.Ra8 Ra8 27.Rb2 Ra1 28.Kg2 (28…Ra7 29.Qc2+–) 1–0. Bonetti,Shane – tompawa, ICC, 2002.