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TESTD960 Release 2023-02-25
Send your 1.b4 games to me, please. Thank you! /Marek
Marek Trokenheim's homepage
(c) Marek Trokenheim

1.b4 d6


2.a3 Nc6 3.Bb2 Be6 (3...e5 4.e3=) 4.e3 f6 (4...Nf6 5.Nf3=) 5.Nf3 Nh6 6.d4 g5?? (6...d5 7.Be2+=) 7.c4?? (7.d5 g4 8.Ng5 Bg8 9.dc6 bc6+-) 7...Bg7?? (7...Bf5 8.b5 Nb8 9.d5+/–) 8.Bd3 (8.d5 g4 9.Ng5 Bd7 10.dc6 bc6+-) 8...0-0? 9.d5+- Bd5 10.cd5 Ne5 11.Ne5 de5 12.e4 Qe8 13.0-0 e6 14.de6 Qe6 15.Nd2 Qd6 16.Bc4 Kh8 17.Rc1 b6 18.Bd5 a6 19.Ba8 Ra8 20.Nc4 Qd1 21.Rfd1 Bf8 22.f3 a5 23.b5 a4 24.Rd7 Bc5 25.Kf1 Nf7 26.Rf7 Rd8 27.Rc7 1–0. Fournier,Frederic (1755) – emanoil, Active (2/0), 2005.

2.a3 Kd7 3.e3 Ke6 (3...e5 4.d4 ed4 5.ed4+=) 4.Bc4 (4.Bb2 Nf6+/-) 4...Kd7 (4...d5!? 5.Bb3 Kd6+=) 5.Bf7+/- Nf6 6.Nf3 e6 7.Ng5 Ke7 8.Bh5 g6 9.Be2 Bg7 10.0-0 (10.d4 a5+/-) 10...h6 (better 10...Ne4! 11.Ne4 Ba1=) 11.Nf3+/- Nc6 (11...e5 12.d4 e4 13.Nfd2+-) 12.d4 Rf8 13.b5 Nb8 14.Nbd2 a6 15.c4 ab5 16.cb5 Kf7 17.Bb2 Kg8 18.e4 (18.Qc2 g5+-) 18...Nbd7 (18...Nh5 19.a4+/-) 19.e5 (19.Qc2 g5+-) 19...de5 20.de5 Nd5 21.Bc4 N7b6 22.Bb3 Bd7 23.a4 c6 24.a5 Nc8 25.b6 Nce7 (25...Qe8 26.Ne4+-) 26.Ne4 Nf5 27.Nf6! Nf6 (27...Nf6 28.ef6 Passed pawn; 27...Bf6 28.ef6 Passed pawn) 28.ef6 Bf6 29.Bf6 Qf6?? (better 29...Rf6 30.Ne5 Be8+-) 30.Qd7 Rad8 (30...Qg7 31.Be6 Kh7 32.a6 Ra6 33.Ra6 Qd7 34.Bd7 ba6 35.Bc6+-) 31.Qe6 (better 31.Qb7!? Rd3 32.Bc4 Rf3 33.gf3 Nd4+-) 31...Qe6 32.Be6 Kg7 33.Bf5 (33.a6 ba6 34.Ra6 Rd6+-) 33...Rf5 34.Rfd1 (34.Rfe1 Rb5+-) 34...Rd1 (34...Ra5 35.Kf1 Rdd5+-) 35.Rd1 Ra5 36.g3 (36.Rd7 Kf6 37.h4 Ra2+-) 36...Kf6 (36...Rd5 37.Rd5 cd5 38.Ne5+-) 37.Rd7 Ra7 (37...c5+-) 38.ba7 (38.ba7 Ke6 39.Rb7 Kd5 40.a8Q g5 41.Qg8 Kd6 42.Qd8 Ke6 43.Qd7 Kf6 44.Qf7) 1-0. black_bishop_88 (2500) - VincentBlom (2520),, 2020. (=1.a3 d6 2.b4 Kd7)

2.a3 g6 (--> 1.b4 g6 TESTL 2.a3 d6).

2.Ba3 a5 3.ba5 (3.b5 e5=) 3...Ra5 (3...Nf6 4.e3+=) 4.d4 (4.Nf3 e5+=) 4...f5 (better is 4...Nf6+=) 5.Nd2?? (5.e3 Nf6=) 5...e5?? (5...Ra3 6.e4–+) 6.Rb1?? (better is 6.Bb2!? ed4 7.Nb3=) 6...ed4 (6...Ra3 7.de5 de5 8.e4–+) 7.Rb4?? (better is 7.Bb2–/+) 7...Ra3–+ 8.Qc1 Qd7 9.Qa3–/+ c5 10.Rb3 b5 11.Qa8 c4? 12.Ra3?? Qb7 13.Qa5?? b4 14.Ra4 Qa6?? 15.Qb4+- Qb7?? 16.Qc4 Qb2 17.Qc8 (17.Qc8 Kf7 18.e4+-) 1–0. bwebbs – andiclark, net–, 2003.

2.Ba3 Nc6 3.c4 b5 (3...e5 4.b5 Nce7 5.e3=+) 4.c5 (better 4.cb5 Nb8 5.Nc3+/-) 4...dc5 5.bc5 e6 (5...Qd4 6.Nc3 b4 7.Qa4-/+) 6.Nc3 Qd7 (better 6...Rb8!? 7.Bb2 Bc5=+) 7.Nb5+= Rb8 8.d3?? (better 8.Rb1+=) 8...Rb5-+ 9.e4 (9.Qc1 Qd5-+) 9...Bc5 10.d4 (10.Bc5 Rc5 11.Rc1-+) 10...Ba3 (better 10...Bb4 11.Bb4 Rb4-+ (11...Nb4?! 12.a3 Na6 13.Bb5 Qb5 14.Qg4 Qa5 15.Kf1-/+)) 11.Bb5 Nd4?? (better 11...a6 12.Ba4 Nge7-+) 12.Bd7+- Bd7 13.Qd4 Bb4 (13...Nf6 14.Rb1 0-0 15.Qa7 Bc6+-) 14.Qb4 Nf6 15.Qb8 (15.Qb8 Ke7 16.Qh8+-) 1-0. albeirosanchez (1715) – melonchinese, Rated Bullet game,, 2013.

2.Ba3 Bf5 3.Nf3 c5 (3...e5!?=+) 4.bc5+= dc5 5.Bc5 Nc6 (5...Qc8 6.Bd4+=) 6.Ba3 (6.e3 Qa5 7.Ba3 Nf6+=) 6...g6 7.Nc3 Bg7 8.g3 (8.Bb2+=) 8...f6 (better 8...Bc3 9.dc3 Qa5=+) 9.Rb1+/- e5 (better 9...Rb8!?+/-) 10.Rb7+- Qd7?? (10...Nge7 11.Bc5 0-0+-) 11.Rd7 Kd7 (11...Bd7 12.Nb5 Rb8 13.Nd6 Kf8 14.Bg2+-) 12.e3 (12.d4 e4 13.Nh4 Nh6+-) 12...Nge7 13.Nh4 (better 13.d4 Rad8 14.Bb5+-) 13...g5 (13...Be6+-) 14.Nf5 Nf5 15.Qb1 (better 15.Qg4 Nce7 16.Be7 Ke7 17.Qf5 Rad8+-) 15...Rab8 16.Qc1 (better 16.Nb5 Nfe7 17.Qb3 Rb6+-) 16...Bf8 (16...h5 17.Bb5+-) 17.Nb1 (17.Bh3 Ke6+-) 17...Nb4 (17...Ba3 18.Na3 Nd6 19.Qd1+-) 18.c3 (18.Bh3 Na2 19.Bf5 Ke8+-) 18...Na2 19.Qc2 Nc3 (19...Nd6 20.Qa2 h5 21.d4+-) 20.Qc3 (better 20.Qf5 Kc7 21.dc3 h6+-) 20...Rb1 21.Ke2 Rb6 (21...Rf1 22.Rf1 Ba3 23.Qa3+-) 22.Qa5 (22.Bh3 g4 23.Bg4 Ke8 24.Bf5 Ba3 25.Qa3 Rb7+-) 22...Nd6 (22...Ke6 23.Bf8 Ne3 24.Bh3 f5 25.Bg7+-) 23.Qa7 Rb7 24.Qc5 (better 24.Bh3 Ke8 25.Qa8 Kf7 26.Bd6 Bd6 27.Qh8 Kg6 28.Qe8 Kg7+-) 24...Nb5 (24...h5+-) 25.Qd5 (25.Bh3 Ke8 26.Qc8 Kf7 27.Be6 Kg6 28.Qb7 Nd6 29.Bd6 g4 30.Qf7 Kg5 31.Bf8 Rf8 32.Qg7 Kh5 33.Bg4) 25...Bd6 26.Qd3 (26.Bh3 g4 27.Bg4 f5 28.Bf5 Ke7 29.Qe5 Kf7 30.Qe6 Kg7 31.Bb2 Kf8 32.Qc8 Ke7 33.Qb7 Nc7 34.Bh8+-) 26...Na3 (26...Ke7 27.Bg2 Rbb8 28.Bd6 Nd6+-) 27.Qc3 (better 27.Bh3 Ke7 28.Qd5+-) 27...Rc8?? (27...f5 28.f4! gf4 29.gf4+-) 28.Qa1 (better 28.Bh3 g4 29.Bg4 f5 30.Bf5 Ke7 31.Qc8+-) 28...Nc2?? (better 28...Rc4+-) 29.Bh3 Kd8 (29...Ke7 30.Qa2 Rc6 31.Qe6 Kf8+-) 30.Qc1 (30.Qa5 Rcc7 31.Qd5 Rb6+-) 30...Rb4?? (30...Nd4 31.ed4 Rc1 32.Rc1 ed4 33.Rc8 Ke7+/-) 31.Rd1 (31.Bc8!? Rc4 32.Bf5 Nd4 33.ed4 Rc1 34.Rc1 ed4+-) 31...h5?? Black intends g4 (better 31...g4 32.Bg2 Nd4 33.ed4 Rc1 34.Rc1 Rd4=+) 32.Kd3 (better 32.Bc8 Rc4 33.Bf5 Nd4 34.ed4 Rc1 35.Rc1 ed4 36.Rc4+-) 32...Na3?? (better 32...g4 33.Bg2 Rb3 34.Ke2 Ba3-+) 33.Qa3 (better 33.Qc8 Ke7 34.Qe6 Kf8 35.Qf6 Ke8 36.Qg6 Ke7 37.Qe6 Kf8 38.Qd6 Kg7 39.Qe5 Kf8 40.Qd6 Kg7 41.Qb4 Nc4 42.Qe7 Kg6 43.Rb1 Ne5 44.Qe5 h4 45.Rb6 Kh7 46.Qe7 Kg8 47.Rb8) 33...Rb6 (33...Rd4 34.ed4 Ba3 35.Bc8 Kc8 36.de5 fe5+-) 34.Qa2 (better 34.Qa7 Rb3 35.Ke2 Rc7 36.Qa8 Ke7+-) 34...g4 35.Rb1 (35.Qg8 Kd7 36.Qf7 Be7+-) 35...Rcc6 (35...Rb1 36.Qb1 gh3+-) 36.Bf1 (36.Bg2 Rb1 37.Bc6 Kc7+-) 36...f5 (36...Rb1 37.Qb1 f5 38.Ke2+-) 37.h3 (37.Rb6 Rb6 38.Qg8 Ke7 39.Qg5 Ke6 40.Qg6 Ke7 41.Qf5 Rb1+-) 37...gh3 (37...Rb1 38.Qb1 f4 39.gf4 ef4 40.Qa1+-) 38.Bh3 f4 (38...Rb1 39.Qb1 e4 40.Kd4+-) 39.gf4 (39.Qe6 e4 40.Ke4 Rc7 41.Qg8 Ke7 42.Rb6 Rd7 43.Qg7 Ke8 44.Qd7 Kf8 45.Qd6 Kg8 46.Rb7 fg3 47.Qd8) 39...e4 (39...Rb1 40.Qb1 Kc7 41.Qa1+-) 40.Ke4 h4 (40...Rb1 41.Qb1 Kc7 42.Qa2+-) 41.f5 (41.Qg8 Ke7 42.Qe6 Kf8 43.Rg1 Rb4 44.d4 Rd4 45.ed4 Bf4 46.Rg8) 41...Be7 (41...Rb1 42.Qb1 Kc7 43.f6+-) 42.Kd5 (42.Qa8 Rc8 43.Qd5 Kc7 44.Rc1 Kb8 45.Rc8 Kc8 46.f6 Re6 47.Be6 Kc7 48.Qa5 Kc6 49.fe7 Kd6 50.e8Q h3 51.Qe5) 42...Rc8 (42...Rd6 43.Ke5 Bf6 44.Ke4 Rb1 45.Qb1+-) 43.Kd4 (43.Rb6 Ke8 44.Ke4 Rc6 45.Rb8 Kd7 46.Rb7 Ke8 47.Qg8 Bf8 48.Qf7 Kd8 49.Qf8) 43...Rf6 (43...Bf6 44.Ke4 Rb1 45.Qb1+-) 44.Ke5 (better 44.Rb7 Rcc6+-) 44...Rc5 45.Kf4 Rff5 (45...Bd6 46.Kg4 Rc7+-) 46.Bf5 Rc7 47.Qa8 Rc8 48.Bc8 (48.Qc8) 48...Ke8 (48...Bg5 49.Kg5 Ke7 50.Rb7 Kd6 51.Qa6 Kd5 52.Qe6 Kc5 53.d4) 49.Rb7 (49.Be6 Bd8 50.Qa7 Bg5 51.Kg5 h3 52.Rb8) 49...Kf7 50.Rb6 (50.Qa2 Kf6 51.Qe6 Kg7 52.Qe7 Kg6 53.Qg5) 50...h3 (50...Bd8 51.Be6 Kg6 52.Qg2 Bg5 53.Qg5 Kh7 54.Qe7 Kg6 55.Bg4) 51.Bg4 (51.Be6 Kg7 52.Qg8 Kh6 53.Bf7 Bd6 54.Rd6) 51...h2 (51...Kg7 52.Qa1 Kg8 53.Rb8 Kf7 54.Bh5 Ke6 55.Qe5 Kd7 56.Be8) 52.Qa7 (52.Bh5 Kg7 53.Rg6 Kf7 54.Qg8) 52...h1Q (52...h1R 53.Be6 Kf8 54.Qa8 Bd8 55.Qd8 Kg7 56.Qe7 Kh8 57.Rb8) 53.Qa8 (53.Be6 Kf8 54.Rb8 Kg7 55.Qe7 Kg6 56.Bf5 Kh5 57.Rh8) 53...Qh2?? (53...Qa8 54.Bh5 Kf8-+) 54.Kf3 (better 54.Ke4 Qh1 55.f3 Qh4+-) 54...Kg7?? (better 54...Qh1 55.Kf4 Qa8 56.Bh5 Kf8-+) 55.Qa7 (55.Qe8 Bd6 56.Qd7 Kf8 57.Rd6 Qh1 58.Ke2 Qh4 59.Qc8 Kg7 60.Rd7 Qe7 61.Re7 Kf6 62.Rh7 Ke5 63.Qe6) 55...Kf7 (55...Qh1 56.Ke2 Qe4 57.Be6+-) 56.Rb5 (56.Be6 Ke8 57.Qa4 Kf8 58.Qa8 Kg7 59.Qg8 Kf6 60.Qf7 Kg5 61.Qe7 Kg6 62.Bg4 Qd6 63.Rd6) 56...Kg7 (56...Qd6 57.Rf5 Kg7 58.d4 Qc6 59.e4+-) 57.Qa6 (57.Qe7 Kg8 58.Rg5 Kh8 59.Qg7) 57...Kf7 (57...Qh1 58.Ke2 Qe4+-) 58.Rf5 (58.Qe6 Ke8 59.Qg6 Kf8 60.Rf5 Bf6 61.Qf6 Kg8 62.Rg5 Kh7 63.Bf5) 58...Bf6 (58...Kg7 59.Qe6 Qh4 60.Qf7 Kh6 61.Rh5 Qh5 62.Bh5 Kg5 63.Qg6 Kh4 64.Qg4) 59.Rf6 (59.Qf6 Kg8 60.Rg5 Kh7 61.Bf5) 59...Kg8 (59...Kg7 60.Rg6 Kh7 61.Qe6 Qh1 62.Ke2 Qd5 63.Rh6 Kg7 64.Qf6 Kg8 65.Rh8) 60.Qa7 (60.Qc8 Kg7 61.Qf8 Kh7 62.Bf5) 60...Qh8 (60...Qh1 61.Ke2 Qd5 62.Be6 Qe6 63.Re6 Kf8 64.e4 Kg8 65.Re8) 61.Re6 (61.Be6) 61...Qg7 (61...Qh1 62.Ke2 Qe1 63.Ke1 Kf8 64.f4 Kg8 65.Re8) 62.Re7 (62.Re8 Kh7 63.Bf5 Kh6 64.Re6 Qf6 65.Kg4 Qe6 66.Qh7) 62…Qe7 (62...Qe7 63.Qe7 Kh8 64.Qf8 Kh7 65.Bf5; 62...Qf6 63.Ke2 Kf8 64.Rc7 Qf7 65.Rf7 Kg8 66.d4 Kh8 67.Qb8). wabenbill (1660) – Oripe, Rated Blitz tournament,, 2014.

2.Na3 Nf6 3.c3 Bf5 (3...e5 4.d4=+) 4.b5 (4.d3 e5=) 4...e5 5.Nc4 (5.Nf3 Nbd7=+) 5...Nbd7 (better is 5...Be6 6.d3 a6–/+) 6.Rb1?? (better is 6.d4=+) 6...Bb1–+ 7.Qb3 Bf5 (7...Be4 8.d3 Bd5 9.Nf3–+) 8.Nf3 (8.d4 Be6–+) 8...Nc5 (better is 8...a6 9.d4–+) 9.Qa3 (9.Qb2 Be6 10.Ne3 a6–+) 9...d5 10.Nce5 Nd3! 11.ed3 (11.Nd3 Ba3) 11...Ba3 12.Ba3 Nd7 13.d4 (13.Be2 Ne5 14.Ne5 d4–+) 13...f6 14.Nh4 (14.Nd7 Kd7 15.Be2 Re8–+) 14...Bg6 15.Neg6 hg6 16.Ng6 Rh6 17.Nf4 Nb6 18.Be2 Qd7 19.0-0 0-0-0 20.h3 Rdh8 21.Re1 Nc4 22.Bg4 Qg4! 23.Re8 Re8 24.g3 Rh3 25.Kg2 Rh7 26.f3 Qg5 27.d3 Ne3 28.Kf2 Rh2 29.Ke1 Qg3# 0–1. Jolilein – Lounge7575@,, 2005.

2.Na3 Nh6 3.Rb1 (3.d4 Ng4=) 3...Na6 (3...e5 4.d4=) 4.c3 (4.e4 Nb8+=) 4...c6 (better is 4...d5=) 5.g4 (better is 5.e4+=) 5...Ng4–/+ 6.d4 (6.e4 Nc7–/+) 6...Qb6 (6...Bf5 7.Nc2–/+) 7.f3 (better is 7.b5 cb5 8.e4+=) 7...Ne3?? (better is 7...Nf6–/+) 8.Be3+- c5 (better is 8...Bf5 9.Nc2 Nc7+-) 9.bc5 Qa5 10.Rb3 (10.Qb3 dc5 11.Nc4 Qc7+-) 10...dc5 11.dc5 (11.Bf4 cd4 12.e4 Bd7+-) 11...f6? (better is 11...Be6!?+/–) 12.Nh3 (better is 12.Qd3!?+-) 12…Nc5 0–1. donlissa – gori, net–, 2001.

2.a4 a6 3.e4= h6 (3...e6 4.c3=) 4.Nf3 e6 5.Nc3 Nf6 6.Rb1 Be7 7.Be2 0-0 8.0-0 Re8 (8...Nc6 9.d4=) 9.d4+= b6 10.Qd3 Bb7 11.Re1 c6 12.a5 b5 13.e5 Nd5 14.Nd5 cd5 15.c3 Nc6 16.Bf4 Qc7 17.Bd1 de5 18.Ne5 Ne5 19.Be5 (< 19.Re5 Rac8 20.Bd2 Bd6=) 19...Bd6 20.Bc2 g6 21.Bd6 Qd6 22.Qe3 Kg7 23.Bd3 (23.Rbd1 Rac8+=) 23...Rac8 24.Rbc1 Rc7 25.Qf3 Rec8 26.Be2 Rc6 27.Bf1 Qc7 28.Re3 Re8 29.Be2 e5 30.Re5 (30.Qg3 e4=) 30...Re5=+ 31.de5 Qe5 32.Qd3 (32.Qe3 Qe3 33.fe3 Kf6=+) 32...Rc7 (better is 32...d4–/+) 33.Bf3= Kh7 34.h3 Kg7 35.Qd2 Rd7 (35...Qf6 36.Rc2= (36.Bd5? Rd7–+)) 36.Re1+= Qf6 37.Re8 Rc7 38.Re3 (38.Bd5? Rd7–+) 38...Rd7 39.Rd3 Qe5 40.g3 Qf5?? (better is 40...Rc7+=) 41.Bg4+- Qg5 (41...Qd3 42.Qd3 Re7 43.Qd4 f6 44.Qc5+-) 42.Qg5 hg5 43.Bd7 Kf6 44.Be8 (44.Re3 d4 45.cd4 Kg7+-) 44...Ke7 (44...Kg7 45.Re3 Bc8 46.Bc6+-) 45.Re3 Kd6 46.Bf7 Kd7 47.f4 gf4 48.gf4 Kd6 49.Re6 (49.Bg6 d4 50.cd4 Kd5 51.Be4 Kd4 52.Bb7 Ke3 53.f5 Kf4 54.f6 Kg5 55.f7 Kf5 56.f8Q Ke6 57.Bc8 Kd5 58.Qc5 Ke4 59.Bf5 Kf4 60.h4 Kf3 61.Qf2) 49...Kd7 50.Rb6 Bc8 51.Be6 (51...Kc7 52.Bc8 Kc8 53.Ra6+-; 51.Bg6 Kd8 52.f5 d4 53.cd4 Kd7 54.f6 Kc7 55.f7 Kd8 56.f8Q Kd7 57.Qd6) 1–0. fajgo – lou, internet, 2002.

2.a4 c6 3.e4 e5 4.b5 Be6 5.bc6 Nc6 6.Bb5 a6 7.Bc6 bc6 8.Nc3 d5 9.ed5 cd5 10.d4 Bd6 11.Nge2 Nf6 12.de5 Be5 13.Nd4 (13.Bf4 Bf4 14.Nf4 Rc8+=) 13...0-0–/+ 14.f4 Bd6 (14...Qc7!? 15.Ra3 Bg4–+) 15.0-0+= Bc5 16.Kh1 Bg4 17.Nf3 (17.Qd3 Re8+=) 17...Ne4 (17...Re8!?–/+) 18.Qd5+= Nf2 19.Rf2 (19.Kg1 Rc8 20.Ba3 Qa5 21.Bc5 Rc5+=) 19...Qd5 (19...Bf2!? 20.Ba3 Re8–/+) 20.Nd5+= Bf2 21.Ne7 Kh8 22.Ba3 Bf3 23.gf3 Rfe8 24.Rf1 Be3 25.Re1 Bf4 26.Re4 Bg5 27.h4? Be7 28.Re7 Re7 29.Be7 Re8 30.Bb4 Re2 31.c3 Rf2 32.c4 Rf3 33.c5 Rf4 34.Ba5 Rc4 35.Bb6 Kg8 36.a5 Kf8 37.Kg2 Ke7 38.Kf3 Ke6 39.Ke3 Kd5 40.Kd3 h6 41.h5 g6 42.hg6 fg6 43.Bc7 g5 44.Bd6 Rc5 45.Bc5 Kc5 46.Ke3 h5 47.Kf3 Kb5 0–1. dick54 – 2stone, kurnik, 2012.

2.a4 Kd7 3.b5 c5 4.bc6 Kc6 (4...Nc6 5.e4+=) 5.e4+/- Kb6 6.Ke2 (6.Nc3 Nf6+/-) 6...Ka5 (6...d5 7.Nc3 de4 8.Ne4=) 7.f4 (7.d4 Kb6+/-) 7...h6 (7...Bg4 8.Nf3=) 8.h4 (8.d4 Kb6+/-) 8...g5 (8...Bg4 9.Nf3=) 9.c3 (9.Qe1 Bg4 10.Nf3 Bg7 11.d4 Kb6 12.fg5 Nc6+/-) 9...e5? (better 9...gf4 10.d4 Bg4 11.Nf3 Nf6+=) 10.f5. Mal352102 (1975) - bertomeeggo (2075),, 2010. (=1.a4 d6 2.b4 Kd7)

2.a4 Nd7 3.d4 a5 (3...e5 4.d5+=) 4.b5 c5 (4...Ngf6 5.Nf3=) 5.d5 Ngf6 6.c4 Nb6 7.Qd3 g6 (7...g6 8.Nd2 Bg7=). Eigelsbach – Cook, Maryland, 1982.

2.a4 g6 3.d4 Bg7 4.e4 (4.Nf3 Nf6=) 4...b6 (4...c5!?=) 5.Nf3+= c5 6.c3 cb4 7.cb4 a6 8.Be2 Nh6 (8...f5 9.e5+=) 9.0-0 0-0 10.Bf4 Nc6 11.Qd2 (better is 11.b5 ab5 12.Bb5+=) 11...e5?? (better is 11...Ng4+=) 12.Bh6+- Nd4 13.Nd4 ed4 (13...Bh6 14.Qh6 ed4 15.Rd1+-) 14.Bg7 Kg7 15.Qd4 Qf6 16.Rd1 Qd4 17.Rd4 Re8 (17...Rd8 18.Na3+-) 18.Nd2 (18.Nc3!? Be6+-) 18...Bb7 19.Bf3 f5 (19...b5 20.Rd6 ba4 21.Ra4+-) 20.ef5 Bf3 21.Nf3 gf5 (21...Rad8 22.fg6 hg6 23.Rc1+-) 22.Rd6 Rad8 (22...b5 23.Nd4+-) 23.Rb6 Re7 (23...Rb8 24.a5+-) 24.Ra6 Rd5 (24...Re2 25.Ra7 Kf6 26.Kf1+-) 25.b5 Red7 26.Re6 Rd1 (26...Rb7 27.Ne5+-) 27.Rd1 Rd1 28.Re1 Rd8 29.a5 Ra8 30.Ra1 Kg6 31.a6 Kh5 32.b6 (32...Rd8 33.a7 Kg6 34.b7 Kg7 35.b8Q Kf6 36.Qd8 Ke6 37.Ra6 Kf7 38.Qd7 Kf8 39.a8Q) 1–0. themonkey (2160) – Ruz_t_Shackleford,, 2002.

2.Bb2 Na6 3.b5 (3.a3 Nf6=) 3...Nc5 4.d4 (4.Nc3 e5=) 4...Ne6 (4...Na4 5.Bc1=) 5.e3 (5.Nf3 c6+=) 5...g6 (5...Nf6 6.Nf3=) 6.d5+= (6...Ng7 7.Nf3+=). 1805DYDIDIDY – Jackman@,, 2005.

2.Bb2 b5 (--> 1.b4 b5 2.Bb2 d6).

2.Bb2 b6 (--> 1.b4 b6 2.Bb2 d6).

2.Bb2 f5 (--> 1.b4 f5 2.Bb2 d6).

2.Bb2 Bf5 3.c4 e6 4.e3 Nf6 5.Nf3 d5 6.c5 Nc6 (6...Be7 7.Nd4=) 7.a3 Be7 8.d4 0-0 9.h3 b6 10.Be2 a5 11.b5 Na7 12.c6 Ne4 13.0-0 Nd6 14.a4 Be4 15.Nbd2 f5 (15...Bf5 16.Ne5+=) 16.Ba3 (16.Ne5 Bg5+/–) 16...Rf6 17.Ne5 Rh6 (better is 17...f4!?+/–) 18.f3+- (18.Ne4?! Ne4 19.Be7 Qe7+/–) 18...Bg5 19.Qb3 (19.fe4 Be3 20.Kh2 Bd4+=) 19...Nc4 20.Ndc4 (20.fe4 Nd2 21.Qc3 Nf1 22.Rf1 g6= (22...fe4? 23.Nf7 Qe8 24.Ng5+-)) 20...dc4 21.Bc4 Bd5 22.Bd5 Qd5 23.Qd5 (better is 23.Qd3 Rd8 24.Nd7+-) 23...Be3+= (23...ed5? 24.Kf2+-) 24.Kh1 ed5 25.Rad1 Re8? (better is 25...f4+=) 26.f4+- g5 27.fg5 Bg5? (27...Rhe6 28.Rf5 Bd4+-) 28.Rf5 Be7 29.Be7 Re7 30.Rdf1 Rhe6 (30...Rh4 31.Rf8 Kg7 32.R1f7 Rf7 33.Rf7 Kh6 34.Nf3 Nc6 35.bc6+-) 31.Rf8 (better is 31.Rg5 Rg6 32.Ng6 hg6 33.Rd5 Kg7+-) 31...Kg7 32.R1f7 Kh6 33.Re7 (33.g4 Rf7 34.Rf7 Nc8 35.Rc7 Ne7+-) 33...Re7 34.Ra8 Nb5 35.ab5 Kg5 36.Kg1 Kf4 37.Kf2 (37.Rd8!? Ke4 38.Nf3 a4+-) 37...Ke4 38.Nf3 Kd3 39.Ra7 (better is 39.Rd8 Re2 40.Kf1+-) 39...Kc4 40.Ne5 Kd4 41.Nd7 Kc4 42.Rc7 (better is 42.Nb6!? Kb5 43.Nd5 Re5+-) 42...Kb5+/– 43.Rb7?? (better is 43.g4+/–) 43...Kc6–/+ 44.Rb6 Kd7 45.Rb5 a4 46.Rd5= Kc6 47.Ra5 Re4 48.Kf3 Kb6+= 49.Ra8 Rc4 50.Ke3 Kb5 51.Kd3 Rh4 ½–½. Hal1958 – Ippuli,, 2005.

2.Bb2 f6 3.e4 Nc6 4.b5+= Na5 5.d4+/– c6 6.c4 cb5 7.cb5 a6 8.a4 ab5 9.Bb5+/– Bd7 10.Nc3 e5 11.Nd5 Rc8 12.Bd7+- Qd7? 13.Nb6 (13...Qc6 14.Nc8+-) 1–0. Wall,Bill – GreedyJeff, Internet, 2003.

2.b5 c5 3.Bb2 Nd7 4.e3 b6 (4...Ngf6 5.Nc3=) 5.a4 (5.Nc3 Bb7+=) 5...Bb7 6.Be2?? (6.Nf3 e5 7.d3 Be7=) 6...e6?? (better 6...Bg2 7.Bf3 Bh1 8.Bh1 Rb8-+) 7.Nf3= Ngf6 8.0-0 Be7 9.d3 0-0 10.Nbd2 Qc7 11.c4 d5 12.h3 Ne8 (12...Bd6 13.a5=) 13.cd5 (13.a5 ba5 14.Bc3 Bf6 15.Ba5 Nb6+=) 13...ed5= 14.Qc2 Bf6 15.Ra2 (15.Bf6 Nef6 16.a5 ba5=) 15...Bb2 16.Qb2 Nef6 17.Rfa1 a5 18.Rc1 Rae8 19.d4 Ne4 (19...c4 20.Qa3=) 20.dc5 bc5 21.Ne4 de4 (21...Re4!? 22.Qc3 Rfe8=) 22.Nd4 Bd5 23.Bc4 (better 23.Nb3!?+/-) 23...Bc4= 24.Rc4 Qe5 (24...Ne5 25.Rc3 Qd7 26.Rc5 Nd3+=) 25.Nc6 Qb2 26.Rb2 Nb6 27.Rc1 (27.Rc5?! Na4 28.Rbc2 Nc5 29.Rc5 g6=) 27...Na4 (better 27...Ra8!?+/-) 28.Ra2+- Nb6 29.Ra5 Nd7 (29...f6 30.Rc5 Rf7 31.Kh2+-) 30.Ra7 Nb6 31.Rc5 Nc8 (31...g6 32.Rb7 Nc8 33.b6+-) 32.Rd7 (32.Rc7 Nb6+-) 32...f5 (32...f6 33.Rc7 Rf7 34.Rc8 Rc8 35.Ne7 Re7 36.Rc8 Kf7 37.b6+-) 33.Nd4 g6 (33...Nb6 34.Rb7 Rb8 35.Rb8 Rb8 36.Nf5 Kf8+-) 34.Rcc7 Re7 (34...Rf6+-) 35.Re7 Ne7 36.Re7 Rf6 (36...Rb8+-) 37.Ne6 h6 38.b6 Rf7 39.Rf7 (39.Rc7 Rh7 40.Rh7 Kh7 41.b7 Kg8 42.b8Q Kf7 43.Qe5 Ke8 44.Nf4 Kf7 45.Nd5 g5 46.Qf6 Kg8 47.Ne7 Kh7 48.Nf5 Kg8 49.Qg7) 39...Kf7 40.Nc7 Ke7 41.b7 Kd7 42.b8Q Kc6 43.Qd8 Kb6 44.Ne6 (44.Qd6 Ka5 45.Qc5 Ka4 46.Ne6 h5 47.Nd4 h4 48.Qb5 Ka3 49.Qb3) 44...Kc6 (44...Kb5 45.Nd4 Kc5 46.Qc7 Kb4 47.Qb6 Kc4 48.Qb5 Kc3 49.Qb3 Kd2 50.Kf1 f4 51.Qc2) 45.Nd4 (45.Nd4 Kc5 46.Qc7 Kb4 47.Qb6 Kc4 48.Qb5 Kc3 49.Qb3 Kd2 50.Kf1 f4 51.Qc2) 1-0. Bushwacker (2000) - Scorpion42 (1980),, 2018.

2.b5 Nd7 3.a4 c6 4.Bb2 e5 5.e3 Ngf6 6.c4 Be7 7.Nf3 Nc5 (7...0-0!?=+) 8.d4= Ne6 (8...ed4!? 9.Nd4 Qa5 10.Bc3 Qc7=) 9.de5+/- de5 (9...Ne4 10.Bd3 Qa5 11.Nbd2+/-) 10.Qd8 Kd8 (10...Bd8!? 11.Ne5 cb5 12.ab5 a5+/-) 11.Ne5+- Bb4 (11...Ke8 12.bc6 Ne4 13.Be2+-) 12.Bc3 Bc3 13.Nc3 Ke7 14.Be2 (better 14.bc6!? Rd8 15.g4+-) 14...cb5+/- 15.ab5 Bd7 (15...Rd8 16.Ra5+/-) 16.Nd7+- Nd7 17.Bf3 Ndc5 (17...Rhb8 18.Nd5 Ke8 19.Ke2+-) 18.Nd5 Kd6 19.0-0 g5 20.Rfd1 Ke5 21.Nb6?? (better 21.Bh5 f5 22.Bf7+-) 21...ab6-+ 22.Rd5 Kf6 23.Ra8 Ra8 24.g3 Ra1 25.Kg2 Ra2 (25...Rc1 26.Be2-+) 26.Rd6 Rc2 27.Rb6 Rc4 (27...Nd3 28.Be4 Rf2 29.Kg1-+) 28.Bb7 Nb7 (28...Rc2 29.h3-+) 29.Rb7-/+ Rc5 (29...Rc2 30.h4-/+) 30.b6 Rc6 31.Rb8? (better 31.h3-/+) 31...Nc5-+ 32.h4 gh4 33.gh4 h5 (33...Nd7!? 34.Rh8 Kg7 35.Rd8 Nb6 36.Kg3-+) 34.f4 (better 34.Rh8 Kg6 35.Rg8 Kf5 36.Rg5 Ke6 37.Rh5=+) 34...Nd3 (better 34...Kg7!?-/+) 35.Kf3 (better 35.b7 Rc7 36.Rd8 Nf4 37.Kf3 Rb7 38.Kf4= (worse 38.ef4 Rb3 39.Ke4 Rh3-/+)) 35...Nc1?? (35...Rc2=) 36.e4 (better 36.Rh8 Kg6 37.b7+-) 36...Nb3 (36...Rc3!? 37.Kf2 Nd3 38.Ke3 Rb3-/+) 37.e5 Ke6?? (better 37...Kf5=) 38.Rb7?? (better 38.b7 Rc3 39.Ke4 Nd2 40.Kd4+-) 38...Nd4 39.Ke4 Nb5?? (better 39...Rc4 40.Kd3 Rb4-/+) 40.f5 1-0. RichardSommer (1980) - ozzfozz (2020),, 2020.

2.b5 e5 3.Bb2 Nf6 4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.b5).

2.c3 e5 (--> 1.b4 e5 2.c3 d6).

2.c3 e6 (--> 1.b4 e6 2.c3 d6).

2.Nc3 d5 3.Nf3 =+.

2.Nc3 Nd7 3.Nf3 Ngf6 4.g3 (4.e4 e5=) 4...c6 (4...d5 5.Bh3+=) 5.Bg2 g6 (5...e5 6.a3+=) 6.0-0 (6.b5 Bg7=) 6...Bg7 7.d4 Qc7 8.Qd3 0-0 9.a3 (9.Rd1 e5=) 9...a6 (9...e5 10.Rd1=) 10.Ng5 (10.Rd1 e5=) 10...e5+= 11.d5 c5 (11...cd5 12.Nd5 Nd5 13.Qd5= (worse is 13.Bd5 e4 14.Bf7 Kh8 15.Qe4 Ba1–+)) 12.e4= c4 (12...h6 13.Nf3=) 13.Qe2 b5 (13...h6 14.Nf3+=) 14.a4 Bb7 (14...ba4 15.Ra4 Rb8 16.Nf3+=) 15.ab5+/– a5 (15...h6!? 16.Nh3 ab5 17.Nb5 Qb6+/–) 16.Ra5 Ra5 17.ba5 Qa5 18.Bd2 Qb6 19.Ra1 Nc5 20.Qc4 Ra8 21.Ra8 Ba8 22.Bh3 Bb7 23.Be3 h6 24.Nf3 Nfe4 25.Ne4 Qa5 26.Nd6 Qa1 27.Bf1 1–0. pierre – sjoop, internet, 2010.

2.Nc3 e5 (--> 1.b4 e5 2.Nc3 d6).

2.Nc3 Nf6 (--> 1.b4 Nf6 2.Nc3 d6).

2.Nc3 h5 3.Rb1 (3.e4 e5+=) 3...a6 (3...d5 4.d4=) 4.Rb3 (4.e4 e5+=) 4...b6 (4...e5 5.e4=) 5.Nd5 (5.d4 e5+=) 5...c6= 6.Re3?? (6.Nc3 e5=) 6...e6 (better 6...cd5 7.Nf3 Nf6-+) 7.Nf4 d5 8.f3 (8.Bb2 Nf6=+) 8...d4 (better 8...Bb4 9.Rb3 Bd6-/+) 9.Ngh3?? (better 9.Rb3-/+) 9...de3-+ 10.de3 (10.Nd3 Bb4! 11.Nb4 Qh4 12.g3 Qb4-+) 10...Qd1 (10...Bb4 11.Bd2 Bd2 12.Qd2 Qd2 13.Kd2-+) 11.Kd1 Be7 (11...Bb4!? 12.Bb2 f6 13.Nd3-+) 12.Bd2 g5 (better 12...e5 13.Nd3 Nd7 14.e4-+) 13.c3 (13.Nd3-+) 13...gf4 14.c4 (14.ef4 a5 15.a3 ab4 16.ab4 Ra1 17.Kc2 Ra2 18.Kd1 Ba6-+) 14...Bh4 (14...fe3 15.Be3 e5 16.Nf2-+) 15.c5 (15.ef4 Be7-+) 15...b5 (better 15...fe3!? 16.Be3 bc5 17.bc5-+) 16.ef4 Nf6 (16...a5 17.a3-+) 17.Ng5 (17.g3-+) 17...0-0 18.Nh3 (18.g3 Bg5 19.fg5-+) 18...Bg5! 19.g4?? (19.fg5 Nfd7 Combination; 19.Ng5 a5 Combination) 19...Bh4 20.gh5 Nh5 (20...Rd8 21.Kc2 Nh5 22.e4-+) 21.Rg1 Kh7 22.f5 (22.Rg4 Be7-+) 22...ef5 23.Bf4 (23.e3 Rg8 24.Bd3 Bf6-+) 23...Nf4 24.e3 (24.Nf4 a5 25.a3-+) 24...Rd8 25.Kc2 Nh3 (better 25...Nd5 26.Kb1 Ne3-+) 26.f4 Nf2 (better 26...Ng1 27.a3-+) 27.Rg5 Ne4 (27...Bg5 28.fg5 a5 29.Bg2 ab4 30.g6 fg6 31.a3 ba3 32.Bd5 Rd5 33.e4 Ne4 34.h4 a2 35.Kb3 a1Q 36.Kc2 Qc3 37.Kb1 Rd1) 28.Rg2 Rd3! 29.Rf2 (29.Kd3 a5 Combination; 29.Bd3 a5 Combination) 29...Rd2! 30.Kc1 (30.Rd2 Nd2 Combination) 30...Ra2 (30...Bf2 31.Bd3 Rd3 32.a3 Be3 33.Kb2 Rd2 34.Ka1 Nc3 35.a4 Ra2) 31.Bd3 Nd7 (31...Bf2 32.Be4 fe4 33.Kb1 Be3 34.Ka2 Bf4 35.Ka1 e3 36.Kb2 e2 37.h3 e1Q 38.Kb3 Qc1 39.h4 Be6) 32.Bc4 Rf2 33.Bf7 Kg7 (33...a5 34.Ba2 ab4 35.Bb1 b3 36.Be4 b2 37.Kd1 Ra1 38.Bb1 Rb1) 34.h3 (34.Bg8 a5 35.Bd5 ab4 36.Be4 fe4 37.Kb1 Bf6 38.h4 Ra1) 34...Rf1 (34...a5 35.Bb3 ab4 36.Bc2 Ra1 37.Kb2 Bf6 38.Kb3 Ndc5 39.Kb4 Bc3) 35.Kc2 Kf7 36.Kb3 Rf2 37.Ka3 Ndf6 38.Kb3 Nd2 (38...Be6 39.Ka3 Ra2) 39.Ka3 (39.Kc2 Nb3! 40.Kb3 Be6 41.Kc3 Rd8 42.e4 Ne4) 39...Nd5 (39...Nb1 40.Kb3 Be6) 40.Kb2 Ne3 41.Kc1 (41.Ka2 Bf6 42.h4 Be6 43.Ka3 Nb1) 41...Nec4 (41...Ndc4 42.Kb1 Na3 43.Kc1 Rc2) 42.Kd1 (42.Kc2 Nb3! 43.Kb3 Bf6 44.h4 Rb2) 42...a5 (42...Nb3 43.Ke1 Rg2 44.Kd1 Rd2) 43.Ke1 (43.Kc2 Nb3! 44.Kb3 Bf6 45.ba5 Rb2) 43...Rh2 (43...Ne3 44.ba5 Nf3) 44.Kd1 a4 (44...Nb3 45.ba5 Rd2) 45.Kc1 (45.Kc2 Nb3 46.Kd3 Rd2 47.Kc3 Bf6) 45…a3 (45...a3 46.Kc2 Ne4 47.Kc1 a2 48.Kd1 a1Q; 45...Nb3 46.Kb1 Rb2) 0-1. LiFox (1650) - luciosergio (1605), Rated Bullet game,, 2014.

2.c4 a6 3.e3 Bd7 4.Bb2 f6 (4...e5 5.d4=) 5.Nf3 e5 6.Bd3 Nc6 7.a3 Qe7 (7...Nge7 8.0-0+=) 8.Nc3 f5 9.Nd5 Qd8 10.Bc2 e4 (10...Nce7 11.e4+=) 11.Nd4 Ne5 12.Qe2 c6 13.Nf4 Nf6 14.Nfe6 White gets the initiative 14...Be6 15.Ne6 Qe7 16.Nf8 Rf8 17.0-0 0-0-0 (17...Qe6 18.Be5 de5 19.Rfd1+=) 18.b5 c5 (18...Qf7 19.ba6 ba6 20.d3+=) 19.ba6+/– b6 (19...ba6!? 20.Rab1 Qf7+/–) 20.a4 Nc6 (20...Qa7 21.d4 Nc6 22.a5 Na5 23.Ba4+-) 21.Bc3 White prepares a5 21...Nd7 22.a5 Na7 23.Rab1 Kc7 24.ab6 Nb6 25.Ba5 Kc6 26.d4! Rf6 27.Rb2 Qc7 28.Rfb1 Qc8 29.Bb6 Qa6 1–0. Peranovic,Zdravko – Vetrih,Joze (1805), It (open), 2005.

2.c4 c6 3.Bb2 e5 4.e3 (--> 1.b4 e5 2.Bb2 d6 3.e3 c6 4.c4).

2.c4 Nc6 3.b5 Nb4 4.Qa4 Na6 (4...Na2 5.Ra2 e5 6.Nf3+-) 5.ba6 Bd7 6.Qa3 1–0. mboudoir – bbledsoe, net–, 2002.

2.c4 d5 3.cd5= Qd5 4.Nc3 Qh5 5.Nf3 a5 (5...e5 6.Qa4 c6 7.d4 ed4 8.Nd4=) 6.b5 c6 7.a4 (7.d4 e6+=) 7...Bd7 (7...e5 8.d4 Bb4 9.Bd2 ed4 10.Nd4=) 8.e3 cb5 (8...Nf6 9.d4+=) 9.Nb5+- Bb5 10.Bb5 Nd7 (10...Nc6!?+-) 11.Bd7+- Kd7 12.Qb3 Qg5?? (better 12...Rc8+-) 13.Ng5 (13.Ng5 Kc8 14.Rb1 Rb8 15.Nf7 e6 16.Qe6 Kc7 17.Bb2 Rd8 18.Be5 Bd6 19.Bd6 Rd6 20.Qd6 Kc8 21.Rc1) 1–0. GuestRBHB – GuestQNKN,, 2017.

2.c4 f5 3.d4 g6 4.Bb2 Bg7 5.Nc3 Nc6 6.e3 e5 7.b5 ed4 8.Nd5 Ne5 9.Bd4 c6 10.Nc3 c5 11.Be5 Be5 12.Qd2 Nf6 13.Bd3 0-0 14.Nge2 Be6 15.0-0 Ne4 16.Be4 fe4 17.Rac1 Bc4 18.Ne4 Bh2 19.Kh2 Qh4 20.Kg1 Qe4 21.Nc3 Qh4 22.Rfd1 Rae8 23.Qd6?? Qf2–+ 24.Kh1 Rf5 (24...Qe3 25.Nd5 Qg5 26.Kg1–+) 0–1. chesspal (2525) – iamachessstudent (2745), net–, 2011. (=1.c4 d6 2.b4)

2.c4 Bf5 3.d3 c5 (3...d5 4.cd5 e6 5.Qa4 Qd7 6.Qd7 Nd7 7.e4=) 4.b5 (4.bc5 dc5 5.Nc3=) 4...b6 (4...e6 5.Nd2=) 5.Nf3 (5.g4 Bg4 6.Bg2 Nd7 7.Ba8 Qa8+=) 5...d5 (5...e6 6.Nc3=) 6.Nbd2 (6.cd5 Qd5 7.e4 Qe6+=) 6...dc4 7.Nc4 Qd7 (7...Nf6 8.Qa4+=) 8.a4 Qe6 (8...Qd8 9.Nfe5+/–) 9.Ng5 (9.a5 ba5 10.Ra5 Nf6+/–) 9...Qf6+= 10.Be3 (10.Rb1 Nd7+=) 10...Nd7 (10...a6 11.Rb1 Nd7=) 11.d4 (better is 11.g3!?+=) 11...Rd8 12.d5 (12.Nf3!?+=) 12...h6 13.a5? (better is 13.Nf3!? Qc3 14.Nfd2–/+) 13...Qc3 (13...hg5 14.Qc1–+) 14.Nd2? (better is 14.Bd2 Qc4 15.e4–+) 14...hg5 15.Bg5 ba5 16.e3 g6 17.Be2? Nb6 18.Rc1 Qb4 19.0-0 Rd5 20.Rc2 Bc2 (20...Bc2 21.Qa1 Qd2–+) 0–1. ZBicyclist – xorb,, 2010.

2.c4 h6 3.Bb2 Nf6 4.h3 (4.d4 e6=) 4...e5=+ 5.e3 Be6 (5...Be7 6.a3=+) 6.Nf3= a6 (6...Be7 7.d4=) 7.a3 g5 (7...Nc6 8.d4 ed4 9.Nd4 Nd4 10.Qd4=) 8.Nh2 (8.d4 e4 9.Nfd2 Bf5+=) 8...Bg7 (8...Nc6 9.Nf3=+) 9.Be2 0-0 10.0-0 Qe7 11.d3 Nc6 12.Nd2 Rad8 13.e4 b5 (13...Qd7 14.Nhf3=) 14.Nhf3+= Na7 15.Bc3 Nd7 16.a4 (better 16.d4 ed4 17.Bd4 Bd4 18.Nd4+=) 16...c6?? (better 16...bc4 17.dc4 f5=) 17.ab5+- cb5 18.cb5 (better 18.Ra6 Ra8 19.Qa1+-) 18...Nb5= 19.Bb2 d5 20.Qa4 Nb8 (20...d4 21.Rfc1=) 21.Rac1 (21.Rfc1 f5 22.Rc2 Bd7=) 21...Rc8 (21...d4 22.Nc4=) 22.ed5 (22.Ne5 Bh3 23.d4 Bd7+=) 22...Bd5= 23.Ne4 f6 24.Rc5 Be4 (better 24...Rcd8!?=) 25.Rc8+/- Rc8 26.de4 Qb7 27.Qb3 (27.Nd2 Bf8 28.Rd1 Kg7+=) 27...Kh7 (27...Qf7 28.Qe3+=) 28.Re1 (28.Bc4 Nc6+/- (28...Qe4?? 29.Bd3 Qd3 30.Qd3 Kh8 31.Rc1+-)) 28…Bf8 (28...Bf8 29.Ra1 Nc6+/-; 28...Nc6 29.Ra1+=) 0-1. petrobbo (1995) - pqrqsqtq (2115),, 2018.

2.d3 c6 3.c4 b6 (better 3...e5=+) 4.c5 (4.Nf3 e5=) 4...a6 (4...dc5!? 5.Bd2 e5-/+) 5.cd6 (5.cb6 Qb6 6.a3 e5=) 5...e6 6.d4 f6 (better 6...Bd6 7.a3 Nf6=+) 7.d5 (7.e4 Bd6 8.a3 a5=) 7...g6 (better 7...Bd6 8.a3 ed5-/+) 8.dc6= h6?? (better 8...Nc6 9.a3 Bd6=) 9.c7 (better 9.d7 Nd7 10.cd7 Qd7 11.Qd7 Bd7 12.a3+-) 9...Ne7?? (9...Qd6 10.cb8Q Rb8 11.Qd6 Bd6+-) 10.cd8Q Kd8 11.d7! Bd7 (11...Nd7 12.e4 Combination; 11...Bd7 12.Qd4 Double attack (12.Qd4 Decoy)) 12.Qd2 Nbc6 13.Qd3 (13.e4 Ke8+-) 13...e5 (13...Nb4 14.Qd2 Rc8 15.Na3+-) 14.e3 (better 14.Qd6 Bg7+-) 14...Nd5 (14...Nb4 15.Qd2 Rc8+-) 15.Qd2 (better 15.Qd5 Bb4 16.Bd2 Be7+-) 15...Be6?? (15...Bb4 16.a3 Bd2 17.Nd2+- (worse 17.Kd2 Na5 18.Ra2 Nb3 19.Kd1 Ke7+/-)) 16.Bc4 (16.a3 Ke8+-) 16...Nd4?? (better 16...Bb4 17.a3 Bd2 18.Nd2 b5+-) 17.Bd5 (better 17.Ba3 Rc8 18.Bd3+-) 17...Bf5 (17...Bd5 18.Ne2 Bb4+-) 18.ed4 Bb1 19.Ba8 b5 20.Rb1 a5 21.Qe2 (21.de5 Kc7 22.Qd5 Rh7 23.ba5 Rd7 24.Qb5 Kd8 25.Qb6 Rc7 26.Qf6 Be7 27.Rb8 Rc8 28.Qh8 Bf8 29.Qf8 Kd7 30.Qc8 Ke7 31.Qe8) 21...Ke7 22.Qb5 Bg7 23.Qa5 (23.Qc5 Ke6 24.Bd5 Kd7 25.Bc6 Kc8 26.Ba4 Kd8 27.ba5 ed4 28.Rb8) 23...g5 24.Qa7 (24.Qc7 Ke6 25.Bd5 Kd5 26.Qd7 Kc4 27.Qc6 Kd3 28.Rb3 Kd4 29.Nf3) 24...Ke6 (24...Kd6 25.Qc5 Ke6 26.Bd5 Kd7 27.Qc6 Ke7 28.Qc7 Ke8 29.Qf7 Kd8 30.Be6 ed4 31.Qd7) 25.Qb6 Kf5 (25...Kf7 26.Bd5 Kg6 27.Qe6 Bf8 28.Be4 Kg7 29.Qd7 Be7 30.Qe7 Kg8 31.Bd5) 26.f3 (26.g4 Kg6 27.Be4 Kf7 28.Qc7 Kg8 29.Bd5 Kh7 30.Qc2 e4 31.Qe4 f5 32.Qf5) 26...e4 27.g4 (27.g4 Kg6 28.Be4 Kf7 29.Qc7 Kg8 30.Bd5 Kh7 31.Qc2 f5 32.Qf5; 27.Be4) 1-0. bobochess (1685) – Ahaanomegas, Rated Bullet game,, 2014.

2.d3 Nf6 3.e4 g6 4.f4 Bg7 5.Bb2 c6 6.Nf3 (6.Be2 Qb6 7.c3 a5+=) 6...Qc7 (6...Qb6 7.Bd4 Qb4 8.c3–/+) 7.Na3 a6 (7...0-0 8.c4=) 8.Be2 Bg4 9.0-0 h5 (9...Bf3 10.Bf3 Qb6 11.Kh1 Qb4 12.Rb1=) 10.Rc1 (10.Nc4 d5 11.Be5 Qd8+=) 10...Nbd7 (10...Qb6 11.Bd4 Qb4 12.Nc4 Bf3 13.Bf3=) 11.Ba1 (11.Rb1 Rg8=) 11...0-0-0 (11...Bf3 12.Bf3 Bh6 13.g3+=) 12.c4 White plans b5 (12.Nc4 Be6=) 12...c5 (better is 12...Qb6!? 13.d4 Ne4+=) 13.b5+= a5 14.b6 (14.Bc3 h4+=) 14...Qb6 15.Nb5 Qa6 16.d4 b6?? 17.e5 Ne4 18.Ng5 Ng5 19.fg5 de5 20.Bg4 hg4 21.Qg4 ed4+= 22.Rf7 Be5 23.Re7? Bh2–+ 24.Kf1 Rhf8 25.Ke2 Rf5 26.Rh1? Bf4–+ 27.g3 Ne5?? 28.Qh3+= d3? 29.Kd1+- Nc4 30.a4?? Ne3–/+ 31.Re3 Be3 32.Qh7?? Qb7–+ 33.Qh3 d2 34.Rf1 Qf7 35.Rf4 Qb3 36.Ke2 Qd3 37.Kf3 Bf4 38.Kg4 Qe2 39.Kh4 Bg3! (39...Bg3 40.Kg3 Qf2 41.Kg4 Rf4; 39...Bg5?!=) 0–1. BOKNOWS2 (1785) – Sir (1890), Live Game Caissa's Web, 2007.

2.d4 b6 3.e4+= c6 (3...Nf6 4.Nd2+=) 4.Nc3 c5 (4...Nf6!?+=) 5.dc5+/– bc5?? (better is 5...dc5 6.Qd8 Kd8 7.bc5 bc5+/–) 6.Qd5+- e6 (6...Nc6 7.Bb5 Bd7 8.Bc6 Rb8 9.bc5 e6 10.Bd7 Qd7+-) 7.Qa8 cb4 8.Qb8 bc3 9.Bb5 Qd7 (9...Bd7 10.Bd7 Kd7 11.Qa7 Qc7 12.Qc7 Kc7+-) 10.Qc8 Ke7 11.Bg5 f6 (11...Nf6 12.Qd7) 12.Qd7 1–0. marekt – sCAMP,, 2002.

2.d4 c5 3.dc5 dc5 4.Ba3 (4.Qd8 Kd8 5.bc5 e5=) 4...cb4 (4...Qd1 5.Kd1 cb4 6.Bb4–/+) 5.Qd8+= Kd8 6.Bb4 f5 (6...Bf5 7.Nc3 Nc6 8.0-0-0 Kc8 9.e4=) 7.Nc3 (7.Nf3+=) 7...f4 (7...Nf6!?=) 8.0-0-0 (8.Rd1 Ke8 9.Nd5 Na6+/–) 8...Ke8 (8...Bd7 9.Nh3+/–) 9.e3 (9.Nd5 Na6 10.e3 Nb4 11.Nc7 Kf7 12.Bc4 e6 13.Na8 fe3 14.fe3 Nf6+/–) 9...fe3 10.fe3 (better is 10.Nd5 Kf7 11.Nc7+/–) 10...h5?? (10...Bg4!? 11.Bb5 Nc6=) 11.Bb5 Kf7?? 12.Nh3 a6? 13.Rhf1 Kg6?? 14.Nf4 Kg5 15.Ne4 Kg4?? 16.h3 Kf5 17.Bd3 Rh6 18.Nh5 Kg6 19.Nf4 Kh7 20.Ng5 Kh8 21.Nf7 1–0. joelynnturner – katanjake, internet, 2007.

2.d4 d5 3.Nc3 a6 4.a3 e6 (4...Bf5 5.Nf3=) 5.Nf3 Be7 (5...Nf6 6.Bf4=) 6.e3 Qd6 7.g3 (7.e4 Qc6 8.Qd3 Nf6+=) 7...Nc6 8.Bd3 Nf6 9.0-0 h6 (9...e5 10.de5 Ne5 11.Ne5 Qe5 12.Bb2=) 10.Re1 Ng4 (better is 10...e5 11.de5 Ne5 12.Ne5 Qe5=) 11.Ne5?? (better is 11.e4 de4 12.Ne4+=) 11...Nge5 12.de5 Qe5 (12...Ne5 13.Bf1–/+) 13.Bd2 h5 (13...Qf6!?–/+) 14.e4= d4?? (better is 14...de4 15.Ne4 Qd5=) 15.Ne2?? (better is 15.Bf4 Qf4 16.gf4 dc3 17.e5+-) 15...h4–/+ 16.Bf4 Qf6 17.e5 Ne5 18.Nd4 hg3 19.Bg3 Nd3–+ 20.Qd3 c5 21.Nb3? 0-0?? 22.Nc5=+ b6 23.Qe4 Rb8?? 24.Nd3?? Qg5?? 25.Qf4 Bb7 26.Qg5+/– Bg5 27.Ne5 Rfd8 28.Nc4= Rd4 29.Bb8+= Rc4 30.Rad1 Rc8 31.Ba7+/– Rc2 32.Bb6 Bh4 33.Rf1 Ra2 34.Ra1 Rc2 35.Rfd1 Bf6 36.Rac1 Re2 37.Rc7 Bf3+/– 38.Ra7 Bh4? 39.Ra6+- Re5 40.a4?? Bd1–+ 41.Bd4 Re4 42.Bc5 Bf3 43.Be3 Rb4 44.a5 Rb1 45.Bc1 Rc1 0–1. The Enchanter – Tricky.1,, 2005.

2.d4 Bf5 3.e3 Nf6 4.Nd2 g6 (4...Nc6 5.a3=) 5.Bb5 (5.Bd3 Bd3 6.cd3 Nbd7=) 5...c6 6.Bc4 (6.Be2 Bg7=) 6...b5 (6...d5 7.Bd3=) 7.Be2 (7.Bd3 Bd3 8.cd3 a5 9.ba5 Qa5=) 7...Bg7 (7...a5 8.g4 Bc8 9.c3=+) 8.Ngf3 (8.a4 ba4 9.c4 0-0=) 8...a5 9.ba5 Qa5 10.Bb2 Nd5 (10...0-0 11.0-0=+) 11.c4= bc4 12.Bc4 Nb4 (12...Nd7 13.0-0 N7b6 14.Qc1 Nc4 15.Qc4=+) 13.Bc3 N8a6 (better is 13...Qa3!? 14.Bb4 Qb4=) 14.e4+/– d5 15.a3 (15.ef5?! dc4 16.0-0 Qf5 17.Nc4 0-0=) 15...Nd3 16.Bd3 Qc3 17.Ba6 (< 17.ef5 Qd3 18.fg6 hg6=+) 17...de4 18.Bb7 Ra7? (better is 18...ef3 19.Ba8 fg2+-) 19.Rc1 Qa3 20.Bc6 Bd7 21.Bd7 Rd7 22.Rc8 Rd8 23.Rd8 Kd8 24.Ne4 Qb4 25.Ned2 Kd7 26.0-0 Ra8 27.Nb3 Bf6 28.Qc2 Rc8 29.Qe4 Qb3+/– 30.Qf4 Qb4 31.Qg4 Kd8+/– 32.Rd1 Rc4 33.Qe4 Qa4 34.Rb1 Rb4 35.Rc1 e6 36.Qf4+- Rc4?? 37.Qf6 Ke8 38.Rf1 Qa3 39.Ne5 Rc1 40.Qf7 (40...Kd8 41.Qd7#) 1–0. bane – Schefsche,, 2005.

2.e3 a5 3.b5= Nd7 (3...e5 4.Bb2=) 4.Nc3 Nb6 (4...e5 5.Nf3=) 5.Nf3 (5.d4 Qd7=) 5...Bg4 (5...e5 6.d4=) 6.h3 Bf3 7.Qf3 e6 (better is 7...d5!?+=) 8.Qb7+/– e5 (8...d5 9.Be2+/–) 9.Nd5 Na4?? (better is 9...Rc8+-) 10.Qc6 (10.Qc6 Qd7 11.Qa8 Qd8 12.Nc7 Kd7 13.Qc6 Ke7 14.d4+-) 1–0. marre – oppo, internet, 2010.

2.e3 c5 3.b5 a6 4.Bb2 (4.Nc3 Nf6=) 4...ab5 (4...e5 5.Nc3=) 5.Bb5 Bd7 6.a4 Bb5 (6...e5 7.Ne2=) 7.ab5 Ra1 8.Ba1 Qa5 9.Nc3 Nf6 10.Nf3 (10.e4 Qb4+=) 10...d5= 11.0-0 Qc7 (11...e6 12.Qe2=) 12.d3 (better 12.Ne2+=) 12...Ng4? (12...e5 13.b6 Qb6 14.Ne5+-) 13.g3?? (better 13.Nd5 Qd6 14.Nc3+-) 13...Qd6= 14.Bb2 (better 14.Re1=) 14...Qh6 (better 14...e5!?=) 15.Nh4 (better 15.Nd5 Qd6 16.c4+-) 15...g5?? (better 15...Nf6+-) 16.Qg4+- (16.Nd5?! Nh2 17.Kh2 f6+-) 16...gh4 (16...e6 17.Nf3 Bg7+-) 17.Qc8 1–0. GuestZFJR – GuestLGMZ,, 2016.

2.e3 Nh6 3.Nf3 e5 4.Nc3 g5 (4...d5 5.Ne5 Bb4 6.Bb2=) 5.h3 Be6 6.d4 (6.e4 Rg8+=) 6...g4 (6...d5!? 7.de5 Bb4+=) 7.hg4+= Ng4 8.d5 Bf5 (8...Bd7 9.e4+=) 9.e4 (9.Bd3 Bg6+/–) 9...Bg6 (9...Bd7 10.Be2+=) 10.Be2 (10.Nh4 h5+/–) 10...Nf6 (10...Be7 11.Qd3 Nd7 12.Qb5+=) 11.Bd3 Nbd7 12.Qe2 (12.Nh4 Bg7+/–) 12...Bg7 (12...Be7 13.Be3+=) 13.Rb1+/– a6 14.0-0 (14.b5 ab5 15.Bb5 Qc8+/–) 14...Qe7 (14...Rg8 15.a4=) 15.a4 White prepares the advance b5 15...Nh5 16.g3 (16.Rb3 Nf4 17.Bf4 ef4=) 16...h6 (16...Nhf6 17.Re1=) 17.a5 (17.b5 Nc5+=) 17...Bf6 18.b5 Nc5 (18...ab5 19.Rb5 (19.Nb5?! Nc5=) 19...Nc5 20.Be3 Nd3 21.Qd3+/–) 19.ba6+/– ba6 20.Be3 Nd3 21.Qd3 Bg5 22.Rb7 (22.Qc4 Qd7 23.Bg5 hg5 24.Ng5 Rc8+/–) 22...0-0 (22...Be3!? 23.Qe3 Nf6+/–) 23.Ng5 hg5 24.Rfb1 Kg7 (24...f5 25.Qc4 f4 26.gf4 gf4 27.Bd2+/–) 25.Bd2 (25.Qd2 f6+-) 25...Rh8 (25...g4 26.R1b6!+/–) 26.Qf3 Rh7 27.Rb8 Rh8 28.Ra8 Ra8 29.Qe2 Rh8 (29...Qd8 30.Kg2+-) 30.Qa6+- Qd7 31.Qf1 (31.Bg5 Qg4 32.Qd3 Qg5–/+) 31...Qg4 (31...Nf6 32.Qg2 g4 33.Bg5+/–) 32.Qg2 Ra8 33.Ra1 f5 34.Nb5 (34.f3 Qg3 35.Bg5 fe4 36.Qg3 Ng3 37.Kg2+-) 34...Qe2? (better is 34...Rc8!? 35.f3 Qg3 36.ef5 Qg2 37.Kg2 Be8+-) 35.Nc7+- Ra7 (35...Rc8 36.Ne6 Kf7 37.ef5 Bf5 38.Qf3 (worse is 38.Bg5 Rc2 39.Be3 Nf6+-) 38...Qf3 39.Ng5 Ke8 40.Nf3 Bc2 41.Bb4+-) 36.Ne6 Kg8 37.Be3 (37.f3 Qg2 38.Kg2 fe4+-) 37...Ra5 (37...Ra8 38.ef5 Bf5 39.Bg5+-) 38.Ra5 Qe1 39.Kh2 Qa5 40.ef5 (40.Ng5?! Nf6+/–; 40.Bg5?! fe4 41.c4 Qa2+/–) 40...Bf5 41.Qf3 1–0. Sternik,Ryszard (1855) – Kuge,Tom (1700), FICGS, 2015.

2.e4 a6 3.Bb2 e6 4.Nf3 h6 5.e5 d5 (5...de5 6.Ne5 Nf6 7.a3=) 6.Be2 (6.a3 Ne7+=) 6...Nd7 (6...Bb4 7.0-0=) 7.a3 Nb6 (7...Ne7 8.d4+=) 8.0-0 Ne7 9.c4 (9.d3!?+=) 9...dc4 (9...Nc4 10.Bc3=+) 10.Nc3 (10.Bd4 Bd7=) 10...Ng6 11.Ne4 (11.d4 Nf4=+) 11...Nf4 (11...Bd7 12.Bd4–/+) 12.Rc1 (12.Bd4 Qd5 13.Nc3 Qc6=) 12...Ne2 (12...Bd7 13.Nc5 Bc5 14.bc5–/+) 13.Qe2=+ Na4 (13...Bd7 14.Bd4=+) 14.Ba1 (14.Bd4 b5=) 14...b5 (14...Bd7 15.Bd4=+) 15.Rfd1 (15.Bd4 Bb7 16.d3 Qd5=+) 15...Bb7–/+ 16.d3 Be4?? (better is 16...cd3 17.Rd3 Bd5=+) 17.dc4+/– (< 17.de4 Qc8=+) 17...Qd1? (better is 17...Qc8!? 18.Qe4 c5+-) 18.Rd1+- Be7?? (18...Bb7 19.cb5 Nb6+-) 19.Qe4 0-0 20.Rd7 (20.Qc6 Rfc8 21.Rd7 Bd8+-) 20...Rae8 (20...Rad8 21.Rd8 Rd8 22.Bd4+-) 21.g3 bc4 22.Qc4 Nb6 23.Qc7 Nd7 24.Qd7 Bg5 25.Ng5 hg5 26.Qa7 Rc8 27.Bb2 Rc2 28.Bd4 Rc1 29.Kg2 Rc6 30.a4 Rfc8 31.b5 ab5 32.ab5 R6c7 33.Qa6 g4 34.b6 Rc2 35.b7 (35...Rf8 36.Qa8+-) 1–0. brit3456 – B3W, Live Game Caissa's Web, 2005.

2.e4 b6 3.a4 c6 4.d4 h6 (4...Nf6 5.Nc3=) 5.g3 (5.Nf3 Nf6 6.Bd3 e5+=) 5...h5 (5...Nf6 6.f3=) 6.h3 Bb7 (6...Nf6 7.Nc3=) 7.f3 (7.a5 Nf6 8.Nd2 e5=) 7...Bc8 (7...h4 8.g4=) 8.a5+= b5 9.c4 (better 9.d5+=) 9...Qb6?? (9...bc4 10.Bc4 d5 11.ed5 cd5 12.Bd3=) 10.c5 (better 10.ab6 a6 11.cb5 cb5 12.Bb5 Nd7 13.Qc2+-) 10...Qb7 11.Bb5?? (better 11.Bg5+=) 11...Qb5-+ 12.d5? (12.Ra4-+) 12...dc5 (12...Qb4!? 13.Nd2-+) 13.dc6. blitzbullet (2170) - DustinDeWind (2225), Rated Horde game,, 2021. (=1.e4 d6 2.b4)

2.e4 Nc6 3.b5 Ne5 4.Bb2 (4.d4 Ng6+=) 4...Nf6= 5.Nc3 a6 (5...e6 6.d4 Ng6 7.Nf3=) 6.d4 Ned7 7.Nf3 Nb6 (7...ab5 8.Bb5 c6 9.Bd3=) 8.ba6+= ba6 9.Rb1 d5 10.e5 Ne4 11.Bd3 Nc3 12.Bc3 e6 13.0-0 Be7 (better is 13...c5+=) 14.h4 (14.Qe2 Nd7+/–) 14...0-0 (14...Bh4 15.Qe2=) 15.Ng5 (15.h5 Bd7+=) 15...g6 (15...Bg5 16.hg5 Qg5 17.Bb4=) 16.Qd2 Bg5 (16...Rb8 17.Bb4+=) 17.hg5 (17.Qg5 a5+/–) 17...Bd7 18.Bb4 Re8 19.Kh2 a5? (19...Bb5!?+=) 20.Bc5 (20.Ba5 Bc8+-) 20...Nc4 (20...Na4 21.Ba3+/–) 21.Qf4 Ba4 (21...Nb6!?+-) 22.Rh1 Rb8 (22...Kg7 23.Qh4 Rh8 24.Qh6 Kg8 25.Bc4 dc4 26.c3+-) 23.Rb8 Qb8 24.Kg3 (24.Kg3 Qd8 25.Qh4+-) 1–0. pierre – ad aspera, internet, 2010.

2.e4 Bd7 A) 3.Nc3 A1) 3...e5 4.Nf3 (4.Bc4 c6 5.b5 Nf6 6.Rb1 Ne4 7.Ne4; 4.Rb1 Nf6 5.Nf3 Be7 6.Bc4 Nc6 7.0-0; 4.a3 Nf6 5.Bc4 c6 6.d4 a5 7.b5) 4...Nc6 5.a3 Nd4 6.Bb2 Nf6 7.Nd4; A2) 3...e6 4.Bb2 (4.a3 Nf6 5.Nf3 a5 6.b5 Be7 7.e5; 4.Nf3 Nf6 5.a3 Bc6 6.d3 a6 7.Qe2; 4.Rb1 Be7 5.Nf3 Nf6 6.d4 0-0 7.Bd3) 4...Nf6 5.Nf3 Be7 6.Bd3 0-0 7.0-0; A3) 3...Nf6 4.Nf3 (4.a3 e5 5.Bc4 c6 6.d4 a5 7.b5; 4.Rb1 e5 5.Nf3 Nc6 6.Bc4 Be7 7.0-0) 4...e6 5.Rb1 Bc6 6.Bd3 Be7 7.b5; B) 3.d4 Nf6 4.Bd3 (4.Nc3 e5 5.d5 Be7 6.Nf3 0-0 7.Bd3; 4.e5 de5 5.de5 Ng4 6.Bb2 Nh6 7.Nf3; 4.Nd2 e5 5.d5 c6 6.c4 Be7 7.Rb1) 4...e5 5.d5 c6 6.dc6 bc6 7.Nf3; C) 3.Nf3 C1) 3...e5 4.Nc3 (4.Bc4 b5 5.Bb3 Nc6 6.a3 a5 7.Nc3; 4.a3 Nf6 5.Nc3 Nc6 6.Bc4 Be7 7.0-0; 4.d4 ed4 5.Nd4 Nf6 6.Bd3 c5 7.bc5) 4...Nc6 5.a3 Nd4 6.Bb2 Nf6 7.Nd4; C2) 3...e6 4.Bb2 (4.Nc3 Nf6 5.Bb2 Be7 6.Bc4 a5 7.b5; 4.d4 d5 5.ed5 ed5 6.Qe2 Be7 7.Bg5; 4.d3 Nf6 5.Be2 Nc6 6.c3 Ne5 7.d4) 4...Nf6 5.Nc3 Be7 6.Bc4 a5 7.b5; C3) 3...Nf6 4.Nc3 (4.d3 e5 5.Be2 Be7 6.Nc3 Nc6 7.0-0) 4...e6 5.Bb2 Be7 6.Bc4 0-0 7.a3.

2.e4 e6 A) 3.Nc3 d5 4.a3 (4.ed5 ed5 5.a3 Nf6 6.Nf3 a5 7.ba5; 4.Rb1 d4 5.Nce2 e5 6.Nf3 Qf6 7.Ng3; 4.Bb2 Nf6 5.ed5 ed5 6.a3 Be7 7.Nf3) 4...a5 5.ba5 d4 6.Nce2 Ra5 7.Nf3; B) 3.d4 d5 4.ed5 ed5 5.a3 Qe7 6.Be2 a5 7.ba5; C) 3.Nf3 C1) 3...Be7 4.d4 (4.Be2 Nf6 5.Nc3 Nbd7 6.a3 0-0 7.0-0; 4.Nc3 d5 5.Bb2 Nf6 6.e5 Nfd7 7.a3; 4.Bb2 Nf6 5.Nc3 0-0 6.Be2 d5 7.e5) 4...d5 5.ed5 ed5 6.a3 Nf6 7.Bd3; C2) 3...Nf6 4.Nc3 Nbd7 5.a3 e5 6.d4 a5 7.b5; C3) 3...Nd7 4.Nc3 (4.a3 Ngf6 5.Nc3 e5 6.Be2 Be7 7.0-0; 4.Bb2 Ngf6 5.Bd3 d5 6.e5 Nh5 7.a3) 4...Ngf6 5.Bb5 a6 6.Bd7 Qd7 7.0-0; C4) 3...d5 4.ed5 Bb4 5.Bb5 c6 6.dc6 bc6 7.Be2.

2.f3 e5 3.Kf2?? (3.e4 d5=+) 3...Nf6 (3...Qh4 4.g3 Qd4 5.Kg2 Qa1 6.Nc3-+) 4.Kg3?? (4.Bb2!?=+) 4...Be6 (better 4...Nh5 5.Kf2 Qh4 6.g3 Qd4 7.Kg2 Qa1-+) 5.Kf2 Be7 (5...Nd5 6.e4 Nb4 7.c3-+) 6.e3-/+ d5 7.Ke1 (7.a3 a5 8.Bb2 ab4 9.ab4 Ra1 10.Ba1 Qd6-/+) 7...Nc6 (7...Bb4!? 8.Bb2 Nbd7 9.a3-+) 8.c3 (8.b5 Nb8-/+) 8...d4 (8...0-0 9.d4-/+) 9.d3 (9.b5 Na5-/+) 9...de3 10.c4?? (better 10.Be3!? Nd5 11.Bf2-/+) 10...e2 (better 10...Qd4 11.a3 Qa1 12.Be3 Rd8-+) 11.c5 (11.Ne2 Nb4 12.Nec3-+) 11...ed1Q 12.Kf2 Nd4 (12...Qd4 13.Be3 Qe3 14.Ke3 Qe1 15.Ne2 Nd5 16.Ke4 f5) 13.Kg3 Qc1 (13...Qe1) 14.Kh4 (14.Kf2 Ng4! 15.fg4 Bh4 16.g3 Qf6 17.Nf3 Qf3 18.Kg1 Qcf1) 0-1. bobochess - l3l3 (1720), Rated Bullet game,, 2014.

2.Nf3 a5 3.b5 c5 4.Bb2 a4 5.e3 Nd7 6.c4 e5 7.d4 a3 8.Bc3 (worse is 8.Na3 Ra3 9.Ba3 Qa5 10.Qd2 Qa3+=) 8...e4 9.Nfd2 Ngf6 10.Be2 cd4 11.Bd4 Nc5 12.0-0 Be7 13.Nc3 Bf5 14.Qc2 0-0 15.Bc5 dc5 16.Nde4 Ne4 17.Ne4 Qb6 18.Rad1 Qg6 19.Bd3 Rfd8 20.Nc5 Rd3 21.Nd3 Rd8 22.Nf4 Bc2 23.Rd8 Bd8 24.Ng6 hg6 25.Rc1 Bf5 26.c5 Bc7 (better is 26...Kf8!?+/–) 27.Rc3+- b6 (27...Be4 28.Ra3 Kf8 29.Ra4+-) 28.cb6 (28.cb6 Bb6 29.Rc6+-) 1–0. Matveenko,Yury (2135) – Chishikhin,Valery (1990), RUS–ch Seniors, 2008. (=1.Nf3 d6 2.b4 a5)

2.Nf3 a6 3.b5 ab5–/+ 4.Nd4 (4.e4 b4–/+) 4...g5 (4...b4 5.d3–+) 5.h3 (5.Nb5!? c6 6.Bb2–/+) 5...b4 (better 5...Bg7 6.c3 b4–+) 6.Ne6?? (better 6.Bb2 Bg7 7.Qc1–/+) 6...b3 (better 6...Be6 7.Bb2 Nf6 8.a3–+) 7.Nc5 (better 7.Nd8 Bg7 8.Nc3 bc2 9.Qc2 Kd8 10.Bb2+-) 7...e6 (better 7...dc5 8.Bb2 bc2 9.Qc2 e5 10.Be5 Nf6–+) 8.Ne4 0–1. Pratyusha,Bodda (2285) – Vaishali R (2295), 43rd Indian Championship Women, 2016. (=1.Nf3 d6 2.b4 a6)

2.Nf3 b6 3.Bb2 Ba6 (3...e5 4.e4=) 4.e4 Bf1 5.Rf1 a5 6.b5 c6 7.Nc3 cb5 (7...Nf6 8.Qe2+=) 8.Nb5+/– Nd7 9.d4 Ngf6 10.Qe2 e6 11.c4 Be7 12.Nd2 (12.Ba3 Qb8+=) 12...0-0= 13.f4 Ne8 14.Rb1 Nc7 15.Nc7 Qc7 16.Ba3 g6 (16...Ra7 17.Kf2+=) 17.e5 Rfc8 18.Rc1 Bf8 (18...Qc6 19.Ne4 d5 20.Be7 de4 21.Kf2+/–) 19.Ne4+/– de5 (19...de5 20.Bf8 Rf8 21.fe5 a4+/–). Yogibear – iq160,, 2001. (=1.Nf3 d6 2.b4)

2.Nf3 Nc6 3.b5 Nb4 (3...Ne5 4.Ne5 de5 5.Bb2=) 4.c4 (better is 4.a3 Nd5 5.e4+=) 4...c5?? (4...Bf5 5.d3 c5+-) 5.a3+- a5 (5...Qa5 6.Bb2+-) 6.ab4 b6?! 7.ba5 h6 8.a6 Nf6 9.Nc3 e6 10.g3 Be7 11.Bg2 Ra7 12.d3 Ng4 13.Bb2 Bf6 14.Qc2 d5 15.cd5 ed5 16.0-0 0-0 17.h3 d4 18.Ne4 Ne5 19.Nf6 Qf6 20.Ne5 Qe5 21.Ba3 Re8 22.Rfe1 Bd7 23.Qc4 Be6 24.Qc2 h5?? 25.h4 f5 26.Bc1 Kh7 27.Bg5 Rf8 Black intends f4 28.Rab1 f4 29.Bf4 Qf6 30.Qd2 Qd8 31.Be5 Rf5 32.Be4 Qf8 33.Qg5 g6 34.Bf5 Bf5 35.Qf6 Qf6 36.Bf6 Kg8 37.Rbd1 Kf7 38.Bd8 Ke6 39.Bb6 Ra8 40.Bc5 Kd5 41.b6 Kc5 42.b7 Rb8 43.a7 Rb7 44.a8Q (44.a8Q Rb3 45.Qa7 Kd5 46.Qa2+-) 1–0. frozenfritz (2145) – pdobson (1840), net–, 2003. (=1.Nf3 d6 2.b4)

2.Nf3 e6 3.Bb2 b6 4.e3 Bb7 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 e6 4.Nf3 d6).

2.Nf3 f6 3.e4 e5 4.Nc3 c6 5.Bc4 Qe7 6.Bb3 Be6 7.0-0 g5 8.d4 h5 9.Be6 Qe6 10.Bb2 Nd7 11.b5 Nb6 12.bc6 bc6 13.Rb1 h4 14.Ba1 Ne7 15.de5 de5 16.h3 Ng6 17.a4 Nf4 18.a5 Nc4 19.a6 Bc5 20.Ne2 Bb6 21.Nf4 gf4 22.Rb4 Rd8 23.Qe2 Nd6 24.Rfb1 Nc8 25.R1b3 Kf7 26.Be5 fe5 27.Ng5 Kf6 28.Ne6 Ke6 0–1. coise – ebolowa, kurnik, 2012.

2.f4 c6 3.Nf3 (3.e3 e5=+) 3...Nd7 (3...e5 4.e3=+) 4.e4 Qc7 (4...Ngf6 5.d3=) 5.Bb2 (5.d4 e5=) 5...b5 (5...Ngf6 6.Nc3=) 6.c4 (6.a4 ba4 7.Ra4 Ngf6=) 6...bc4= 7.Bc4 e6 8.b5 (8.Qc2 Rb8=) 8...cb5 (8...d5 9.ed5 A) 9...ed5?! 10.Qe2 Ne7 11.Bb3=; B) worse 9...Qf4 B1) 10.bc6?! Qc4 11.cd7 Bd7= (11...Kd7?? 12.Ne5 Kd8 13.Nc4 ed5 14.Qa4 dc4 15.Qa5 Ke8 16.Qd5+-); B2) 10.Qe2+/-; C) 9...cd5=+) 9.Bb5= Rb8 10.a4 a6 11.Bd7 Bd7 12.Qc2?? (better 12.Bd4=) 12...Qc2-+ 13.Bg7 Bg7 (13...Bg7 14.Na3 Qe4 15.Kf2 Qa4-+) 0-1. Luzbelito (1920) - L1234567 (1755), Rated Blitz game,, 2013.

2.f4 Nd7 3.Bb2 e5 (--> 1.b4 e5 2.Bb2 d6 3.f4 Nd7).

2.f4 e6 3.Bb2 Nf6 4.Nf3 g6 5.g4 (5.e4 Bg7=) 5...Bg7 (5...Rg8 6.g5 Nd5 7.e3=) 6.g5 Nh5 7.Bg7 Ng7 8.e3 (8.Nc3 h6=) 8...0-0 (8...e5 9.fe5 de5 10.Nc3=) 9.Nc3 f5 (9...f6 10.gf6 Qf6 11.Rg1=) 10.Be2 (10.Bg2 e5=) 10...Qe7 (10...e5 11.fe5 de5 12.Ne5 Qg5 13.Bc4 Be6 14.Qe2=) 11.0-0 e5 (11...b6 12.a4=) 12.d4 (12.Nd5 Qd8+=) 12...e4 13.Nd2 (13.Nd5 Qd8 14.Nd2 Nd7+=) 13...c6 14.d5 Qf7 (14...Qc7 15.Nb3=) 15.Nc4 Ne8 (15...Rd8 16.Qd2+=) 16.b5 (16.a3 Qc7+=) 16...cd5 (16...cb5 17.Nb5 Qd7 18.Rb1=) 17.Nd5+- Qd5?? (better 17...Qg7+-) 18.Qd5+- (18.Qd5 Kh8 19.Nd6+-) 1–0. Leonco – Kristar, internet corr, 2018.

2.f4 Nf6 3.Bb2 (--> 1.b4 Nf6 2.Bb2 d6 3.f4).

2.g3 Nc6 3.b5 b6?? (better is 3...Na5=) 4.Bg2 Bd7 (4...d5 5.bc6 e6 6.Bb2+-) 5.bc6 (worse is 5.Bc6 Bc6 6.bc6 e5+-) 5...Bf5 6.Nc3 Nf6 7.e4 Bg6 8.Qe2 e5 9.Nf3 h6 (9...Bh5 10.0-0+-) 10.0-0 Be7 11.d4 ed4 12.Nd4 0-0 13.Bf4 Re8 14.Rfd1 a5 (14...Qc8 15.Rab1+-) 15.Rab1 d5 (15...Bh5 16.f3+-) 16.Ndb5 Bd6 (16...Bh5 17.Bf3 Bf3 18.Qf3+-) 17.Nd6 cd6 18.Nd5 Re4 (18...Nd5 19.Rd5 Re6+-) 19.Nf6 Qf6 20.Be4 Re8 21.Rd6 Qe7 22.Rg6 fg6 23.c7 Rc8 24.Bd5 1–0. Janek – terfig, internet, 2017.

2.g3 Nd7 3.Nf3 e5 4.Bg2 g6 (4...d5 5.c3=+) 5.Nc3 Bg7 6.d4 Ne7 7.0-0 0-0 8.Bg5 (8.Be3 h6=) 8...h6=+ 9.Be3 (9.Be7 Qe7 10.Nd5 Qd8=+) 9...f5 (9...Nf5!? 10.Qd3 Ne3 11.Qe3 Re8 12.de5 c6=+) 10.de5= Ne5 (10...de5 11.Qc1=) 11.Ne5+= de5 12.Nb5 (better 12.Qd8 Rd8 13.Nb5+=) 12...c6? (better 12...Bd7!? 13.Qd3 e4 14.Qc4 Kh7+=) 13.Qd8+- (13.Na7?! e4 14.Nc8 Nc8=) 13...Rd8 14.Nc7 (14.Na7 Be6–/+) 14...Rb8? (better 14...Bd7 15.Bc5 Kf7 16.Na8 Ra8+-) 15.Ba7+- Bd7 16.Bb8 Rb8 17.Rfd1 Be8 18.Ne8 Re8 19.e4 fe4 20.Be4 Nf5 (20...Nd5 21.Bd5 cd5 22.Rd5+-) 21.Rd7 Nd4 (21...Rb8 22.g4 Nd4 23.Bg6+-) 22.Rb7 Rd8 (22...Re6 23.Kg2 Nb5 24.Rb6+-) 23.a4 Bf8 (23...Nf5 24.Rc7+-) 24.a5 Ne2 (24...g5 25.a6 Bd6 26.a7+-) 25.Kg2 Nc3 (25...Nd4 26.a6 Ra8 27.c3+-) 26.Bc6 e4 27.a6 e3 28.a7 ef2 29.Rb8 Rd2 30.a8Q (30.Rf8 Kf8 31.a8Q Ke7 32.Ra7 Rd7 33.Rd7 Ke6 34.Qe8 Kf5 35.Rf7 Kg4 36.h3 Kg5 37.Qe5) 30...f1Q 31.Kf1 Rf2 (31...Kf7 32.Rf8 Ke6 33.Qe8 Kd6 34.Qd7 Ke5 35.Qe7 Kd4 36.Qc5) 32.Kf2 (32.Kf2 Nd1 33.Rd1 Kg7 34.Qa7 Kf6 35.Rf8 Kg5 36.Qc5 Kg4 37.Bd7) 1–0. Pierre – GuestSeerd, internet, 2020.

2.g3 e5 3.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.g3).

2.g4 e5 3.a4 f6 (3...Bg4 4.Bb2-+) 4.h4 (4.h3 d5 5.Ba3 Ne7=+) 4...c6 (4...d5 5.c3-/+) 5.d3 (5.e3 d5 6.Ba3 Nh6=+) 5...Na6 (5...d5 6.c3-/+) 6.e4 (6.b5 Nc7=+) 6...Nb4-/+ 7.Na3 (better 7.c3 Na6 8.d4-/+) 7...Nc2?? (better 7...d5 8.c3 Na6-+) 8.Qc2 (8.Nc2 d5+/-) 8...c5 (better 8...Bg4!? 9.Rb1 Rb8=) 9.g5 Bd7 10.gf6 Ba4?? (better 10...Nf6 11.Nc4 Be7+/-) 11.Qa4+- Kf7 12.fg7 (better 12.Qb3 Kg6 13.Nf3+-) 12...Ke7 (12...Bg7 13.Qb3 d5 14.Qb7 Ne7+-) 13.gh8Q Bg7 14.Qg7 Ke6 15.Qc4 (15.Bh3) 15...d5 16.ed5 (16.Bh3 Kd6 17.Qd5) 16...Kf5 (16...Qd5 17.Qd5 Kd5 18.Qd7) 17.Bh3 (17.Qe4) 1-0. mataLionTower (1725) - asdasd05 (1620), Rated Bullet game,, 2014.

2.g4 g6 3.Bg2=+ Bg7 (worse 3...Bg4 4.Bb7 Nd7 5.Ba8 Qa8 6.f3+/-) 4.e4?? (better 4.c3=+) 4...Ba1-+ 5.c3 Bc3! 6.Qc2?? (6.Nc3 Nf6 Combination; 6.dc3 Nc6 Combination) 6...Bg7 7.d3 (7.Bb2 e5-+) 7...Nf6 (7...Bg4 8.h3 Bd7 9.Nf3-+) 8.Kd2 (8.g5 Nfd7-+) 8...Bg4 (8...Ng4 9.Kd1-+) 9.f3 (9.e5 de5 10.Bb7 Nbd7-+) 9...Bd7 10.h3 (10.Ne2 a5 11.ba5 c5-+) 10...c6 (10...Nc6 11.a3-+) 11.Qa4 (11.a3 a5 12.ba5 Qa5 13.Ke2 Nh5-+) 11...Na6 12.Qc2 (12.Ne2 c5 13.b5 Nc7-+) 12...Nb4 13.a4 (13.Qa4 Bh6 14.Ke2-+) 13...Nc2 14.Kc2 0-0 (14...Qa5!? 15.Nc3 Ne4 16.de4 Qc3 17.Kd1-+) 15.f4 Qb6 16.Bf3 d5 (16...Qb4 17.Ba3 Qa4 18.Kd2-+) 17.Ne2 de4 (better 17...c5 18.Nec3 d4 19.Nb5-+) 18.Re1 ef3 (better 18...ed3 19.Kd2 Qb1 20.Nc3 Qc2 21.Ke3 Qc3 22.Kf2-+) 19.Nd4 Qc5 20.Kd2 Qd4 21.Bb2 Qb2 22.Ke3 (22.Kd1 Nd5 23.d4 Qb1 24.Kd2 Qb2 25.Kd3 Bf5 26.Re4 Qe2) 22...Bh3 23.Re2 fe2 (23...Qe2 24.Kd4 Nd5 25.Kc4 Qc2 26.Nc3 Qc3) 24.Nd2 (24.Kf2 Ng4 25.Kg3 e1Q 26.Kh3 Qh2 27.Kg4 Qeg3) 24…e1Q (24...e1Q 25.Kf3 Bg4 26.Kg2 Qbd2) 0-1. esifree2 - houdjini (2165), Rated Bullet game,, 2014.

2.h3 Nc6 3.b5= Nd4 (3...Nb8 4.e4=) 4.e3 Nb5?? (4...Nf5=) 5.d4?? (better is 5.a4+-) 5...a6 (5...c6 6.c4 Nc7 7.Nf3+=) 6.d5 (6.c4!? Na7 7.Nf3+=) 6...Bf5 (6...e6 7.Bb2–/+) 7.g4 (7.g4 Bg6 8.c4–/+). spoole – helviti, net–, 2001.

2.h3 e6 3.Nf3 h6 (3...Nf6 4.e3+=) 4.Nc3 (4.e4 d5 5.ed5 Bb4=) 4...a6 (4...d5 5.a3=) 5.e3 b6 6.Bd3 Bb7 7.a4 g6 8.a5 (8.Bb2 Bg7=) 8...b5 (8...Nc6 9.ab6 Nb4 10.bc7 Nd3 11.cd3 Qc7 12.Bb2=) 9.0-0= Bg7 10.Ba3 Ne7 11.Qe2 (11.Rb1 0-0=) 11...Nf5 (11...Nd5 12.Bb2 Nb4 13.Rfe1–+) 12.Bb2 0-0 (12...Nh4 13.e4=) 13.Rab1 (13.Bf5 gf5 14.Nd1 e5=) 13...e5 (13...c5 14.bc5 dc5 15.Bf5 ef5 16.Nd1+=) 14.e4 (14.Be4 Be4 15.Ne4 Nc6=) 14...Nd4 15.Nd4 ed4 16.Nd5 Bd5 (16...c5 17.Qg4=) 17.ed5+= Qg5 (17...Re8 18.Qg4+=) 18.Qe4 (18.Rbe1 c5 19.dc6 Nc6+=) 18...Nd7 (18...c5 19.f4 Qf6 20.f5=) 19.f4 Qf6 (19...Qd8 20.f5 (20.Bd4? Re8 21.Qf3 Bd4 22.Kh2 Qh4–+) 20...Re8 21.Qg4+/–) 20.f5 (20.Rbe1 Qh4+/–) 20...Rae8+= 21.Qe8 Re8 22.fg6 fg6 23.Rf6 Bf6 24.Bg6+/– Re2 25.Rf1 Bg7 26.Bf5+- Nf6 27.Be6 Kh7 28.Bd4 Nd5 29.Rf7 Re6 30.Rg7 Kh8 31.Rg6 Kh7 32.Re6 Nb4 33.Re7 Kg6 34.Rc7 Nd5 35.Rc6 Nf4 36.Rd6 Kf5 37.Kf2 Ng6 38.g4 Ke4 39.d3 (39.d3 Kf4 40.Rd5 b4 41.Rf5) 1–0. pierre – darkheroe, internet, 2008.

2.h3 Nf6 3.Nf3 g6 4.c4 (4.Nc3 Bg7=) 4...Nbd7 (4...Bg7 5.Nc3 Nc6 6.b5=+) 5.Nc3 c5 (5...Bg7 6.d4=+) 6.Qa4= cb4 (6...Bg7 7.bc5 dc5 8.Bb2=) 7.Qb4 b6 (7...Bg7 8.d4=) 8.g3 (8.d4 Bb7+=) 8...Nc5 (8...Bb7 9.Bg2=) 9.Bg2+= Rb8 (9...Bb7 10.d4 Ne6 11.0-0+=) 10.Nd4+- Bd7 (10...Bb7 11.Nc6 Bc6 12.Bc6 Ncd7 13.d4+-) 11.Nc6 Bc6 12.Bc6 Ncd7 13.0-0 (better 13.d4+-) 13...e6 (13...Bg7!?+-) 14.Nb5 (14.d4 Qc7 15.d5 a6+-) 14...Be7 15.d4 a5 (15...d5 16.Qa4 a6 17.Qa6+-) 16.Qb3 (16.Qa3 0-0 17.Qf3 e5+-) 16...0-0 17.Rd1 Ne8 (17...Kg7 18.Bb2+-) 18.Bf4 (18.Bf3 Bf6+-) 18...Ndf6 19.g4 (19.Bf3 Qd7+-) 19...Nc7 20.Bh6 Nb5 21.Bf8 (21.Qb5 d5+-) 21...Na7 (21...Bf8 22.Qb5 d5 23.cd5 Nd5 24.Bd5 Qd5 25.Qd5 ed5 26.Rac1+-) 22.Be7 Qe7 23.Bg2 b5 (23...Qc7 24.Rac1+-) 24.Rab1 b4 (24...h5 25.g5 Nd7 26.Qa3+-) 25.Qa4 Qc7 (25...d5 26.Rdc1+-) 26.e3 (better 26.Rdc1+-) 26...Qc4?? (26...d5 27.a3 Qe7+-) 27.Qa5 Nc6 28.Qc7 Qb5 (28...d5 29.Rdc1 Qa2+-) 29.Bc6 (29.Bc6 Qb6 30.Qb6 Rb6 31.Rdc1+-) 1–0. Wall,Bill – Tinner,, 2011.

2.a3 a5

3.ba5 c6 4.e3 Qa5 5.Nc3 g6 6.Bb2= Bg7 7.Be2 Nf6 8.Nf3. thedesertfox (1940) – kostasgoulios (2000), net–, 2004.

3.Bb2 ab4 4.ab4 Ra1 5.Ba1 e5 6.Nf3 Nf6 7.b5 Be7 8.e3 Nbd7 9.Be2 c6 10.0-0 0-0 11.d4 ed4 (11...e4 12.Nfd2=) 12.Nd4 c5 13.Nf5 d5 14.Ne7 Qe7 15.c4 dc4 16.Nc3 (16.Nd2 Nb6=) 16...b6 (better 16...Nb6!?=+) 17.Nd5+= Nd5 18.Qd5 Nf6 19.Bf6 (19.Qc6 Qe6+=) 19...Qf6= 20.Bc4 Be6 21.Qe4 Re8 (21...Rd8 22.Be6 Qe6 23.Qc2=) 22.Be6 Re6?? (better 22...Qe6 23.Qb7 Rd8=) 23.Qa8 (23.Qa8 Qd8 24.Qd8 Re8 25.Qe8) 1-0. black_bishop_88 (2540) - Oleksiy_Gross (2525),, 2020. (=1.a3 d6 2.b4 a5)

3.Bb2 ab4 4.ab4 Ra1 5.Ba1 Nf6 6.g4 (better 6.e3!?=) 6...Bg4-/+ 7.Bg2 c6 8.Nf3 Bh5 (8...Nd5 9.Bc3-+) 9.0-0 Bg6 (9...Nd5 10.Bc3-/+) 10.c4 Nbd7 11.Nc3 e5 12.d4 ed4 (12...e4!? 13.Nd2 d5-/+) 13.Nd4=+ Ne5 14.b5 Nc4 (14...c5 15.Nb3=+) 15.bc6= bc6 16.Bc6 Nd7 17.Qa4 Nce5 18.f4 (18.Bg2 Bh5 19.Nd5+-) 18...Nc6=+ 19.Nc6 Qb6 20.Kh1 (better 20.Rf2 Nc5 21.Qa8 Kd7 22.Nb8 Kc8 23.Nc6 Kd7 24.Nb8 Kd8 25.f5+=) 20...Nb8?? (better 20...Qb7 21.f5 Nc5-/+) 21.Nb8 Ke7 (21...Qb5 22.Qb5 Ke7 23.Qd7 Kf6 24.Nd5) 22.Nd5 (22.Nd5 Ke6 23.f5 Bf5 24.Nb6 Ke7 25.Rf5 d5 26.Qd7; 22.Qd7 Kf6 23.Nd5) 1-0. black_bishop_88 (2410) - Dragonbrucelee (2280),, 2020. (=1.a3 d6 2.b4)

2.a3 a6

3.Bb2 b6 4.d3 Bb7 5.Nd2 Nf6 6.Ngf3 g6 7.g3 Bg7 8.Bg2 h6 9.0-0 e6 10.c4 Nbd7 11.Qb3 d5 12.cd5 Bd5 13.Nc4?? (13.Qc2 0-0+=) 13...0-0?? (better is 13...b5–+) 14.Qc2 Re8 15.e4 Bb7 16.Rac1 Nh7 17.Bg7 Kg7 18.Rfe1 Kg8 19.Nfe5 Ne5 20.Ne5 Qd6? 21.f4?? Nf6? 22.Qc7+- Qc7 23.Rc7 Ra7 24.Nc6 Bc6 25.Ra7 Bb5 26.Rb7 Bd3 27.e5 Nh5 28.Rb6 Rc8 29.Bf3 Ng7 30.Be2 Be2 31.Re2 Rc1 32.Kg2 Nf5 33.Ra6 Rc3 34.b5 Nd4 35.Rd2 Nb5 36.a4 Nc7 37.Ra7 Nd5 38.a5 Kg7 39.a6 Rc6 40.Ra8 Ne3 41.Kh3 Nf5 42.Ra2 Ne7 43.a7 Rc7 44.Rd8 Ra7 45.Ra7 h5 46.Rdd7 Nf5 47.Rf7 Kg8 48.Rf6 Ne3 49.Re6 Kf8 50.Rb6 Nd5 51.Rb8# 1–0. golfx – murat27, kurnik, 2012. (=1.a3 d6 2.b4)

3.Bb2 e5 4.e4 =.

3.Bb2 f6 4.g3 Be6 5.Bg2 c6 6.Nf3 Bf7 7.0-0 Nd7 8.d3 Qc7 9.e4 Nh6 10.Nbd2 g6 (10...e5 11.d4+=) 11.Rc1 Bg7 12.Re1 0-0 13.c4 Rfe8 14.d4 White prepares the advance c5 14...Nf8 15.d5 Kh8 16.dc6 bc6 17.c5 Ng8 18.cd6 ed6 19.Nc4 Red8 20.Na5 c5 21.Nd4 Ne6 22.Ndc6 Rdc8 23.Re2 Ne7 24.Ne7 Qe7 25.Rd2 Nd4 26.Bd4 cd4 27.Rd4 Rc1 28.Qc1 f5 29.Rd2 fe4= 30.Qd1 d5+= 31.Qe1? Rc8 32.f3? e3 33.Rd3–/+ d4 34.f4 h5 35.Nb3? h4 36.Nd4 hg3 37.hg3 Bc4–/+ 38.Qe3?? Qe3–+ 39.Re3 Bd4 40.Kf2 Be3 41.Ke3 Rd8 42.Bb7 Kg7 43.a4 Rd3 44.Kf2 Rb3 45.b5 ab5 46.ab5 Bb5 47.Bd5 Rc3 48.Be4 Kf6 49.g4 White prepares f5 49...Bd7 50.f5 gf5 51.gf5 Bf5 52.Bb7 Ke5 53.Ba8 Kf4 54.Bb7 Rc2 55.Ke1 Ke3 56.Kd1 Bd3 57.Bd5 Rf2 58.Kc1 Kd4 59.Be6 (59.Be6 Kc3 60.Bh3 Rb2 61.Be6 Rb1#; 59.Bb7 Kc3 60.Bf3 Rf3 61.Kd1 Rf1#). golfx – golemxiv, kurnik, 2011. (=1.a3 d6 2.b4)

3.Bb2 Nf6 4.d3 e6 5.Nd2 Nbd7 6.g3 b6 7.Bg2 d5 8.Ngf3 Bb7 9.0-0 Qe7 10.e3 0-0-0 11.c4 dc4 12.dc4 c5 13.bc5 Nc5 14.Qc2 Qc7 15.Nb3?? (15.Rfd1 Bd6+=) 15...Nfe4 (better is 15...Be4 16.Qc3 Rd3–+) 16.Nc5+= Bc5 17.Bg7 Rhg8 18.Be5 Qc6 (18...Bd6 19.Bd4 f5+/–) 19.a4 (19.Nd4 Bd4 20.Bd4 e5 21.Bb6 Rd2 22.Qd2 Nd2 23.Bc6 Bc6+-) 19...f6? (19...Nd2 20.Nh4 Qd7 21.Rfd1+=) 20.Bd4 (20.Nd4!? Qd7 21.Be4 fe5 22.Bb7 Kb7 23.Qe4 Kc8 24.Nb3+-) 20...e5+/– 21.Bc5 Qc5 22.a5! Rd6 23.ab6+- Rb6 24.Rfb1 Kb8?? 25.Rb6 Qb6 26.Ne5! fe5 27.Be4 Rg7 28.Rb1 Qc5 29.Bb7 Rb7 30.Rb7 Kb7 31.Qh7 Kb6 32.Qg6 Ka5 33.Qe6 Qc4 34.Qc4 (34.Qc4 Kb6 35.Qe6 Kb7 36.h4+-) 1–0. golfx – krzysiek7101, kurnik, 2012. (=1.a3 d6 2.b4)

3.e4 e6 4.Nf3 c6 5.Be2 d5 6.e5 c5 7.c3 d4 8.cd4 (8.Qc2 Nc6+=) 8...cb4= 9.ab4 h6 (9...Bb4 10.Ba3 Ba3 11.Na3=) 10.0-0 (10.b5 Ne7+/–) 10...g5 (10...Bb4 11.Ba3 Be7 12.Nc3+=) 11.Ba3 (11.Qa4 Bd7 12.b5 g4+/–) 11...b5 (better is 11...g4 12.Ne1 Qd4+=) 12.Re1?? (12.Nc3+/–) 12...f5?? (better is 12...g4–/+) 13.Nc3 (13.ef6!? Nf6 14.Ne5 Rg8+-) 13...Bb7 (13...g4 14.d5 gf3 15.Bf3+=) 14.d3 (14.Qb3 Kf7 15.d5 Bd5 16.Nd5 Qd5 17.Qd5 ed5 18.Bb2+-) 14...Nc6?? The backward pawn on d4 becomes a target. Exerts pressure on the isolated pawn (better is 14...g4=) 15.Qd2?? (better is 15.Qb3 g4 16.Qe6 Qe7 17.Qg6 Qf7 18.Qf7 Kf7 19.e6 Kf6 20.Nd5 Ke6 21.Nc7 Kd7 22.Na8 gf3 23.Nb6 Kc7 24.Bf3 Kb6 25.Re6+-) 15...g4–/+ 16.d5 Nce7?? 17.de6?? gf3–/+ 18.Bf3 Bf3 19.gf3 Rc8 20.d4 Nc6?? 21.d5+/– Nb8 22.d6 Qb6?? 23.d7 Nd7 24.Qd7# 1–0. pieeater – Eries,, 2012.

2.a3 c5

3.Bb2 cb4 4.ab4 Qb6 5.c3 Bd7 6.d3 a5 7.ba5 Ra5 8.Ra5 Qa5 9.Nd2 Qa2 10.Qb1 Qb1 11.Nb1 Ba4 12.c4 Bc2 13.Nd2 e6 14.g3 d5 15.Bg2 Bb4 16.Ngf3 dc4 17.dc4 Bb3 18.0-0 Bd2 19.Nd2 Bc4 20.Nc4 Nf6 21.Nd6 Ke7 22.Nb7 Nbd7 23.Ba3 Ke8 24.Rc1 Nb6 25.Rc6 Nfd5 26.Bd5 Nd5 27.Rc8 Kd7 28.Rh8 Kc6 29.Nd6 f5 30.Rh7 g5 31.Rh6 Nc3 32.Re6 Kd5 33.Re3 Nb1 34.Bb4 f4 35.gf4 gf4 36.Rd3 Kc6 37.Nf5 ½–½. golfx – soho100, kurnik, 2012. (=1.a3 d6 2.b4)

3.Bb2 e6 4.d3 b6 5.e4 Nf6 6.Ne2 Be7 7.g3 Nc6 8.Bg2 Bb7 9.b5 Ne5 10.f4 Ned7 11.0-0 e5 12.c4 0-0 13.f5 a6 14.Nbc3 ab5 15.Nb5 Bc6 16.a4 Bb5 17.ab5 Ra1 18.Qa1 Qa8 19.h3 Qb7 20.Bc3 Ra8 21.Qb2 g6 22.g4 g5 23.Ra1 h6 24.Bf3 Bf8 25.Kf2 Be7 26.Ng3 Bf8 27.Nf1 Kg7 28.Ne3 Kg8 29.Nd5 Nd5 30.ed5 Bg7 31.Be4 f6 32.Kg3 Bf8 33.h4 Be7 34.hg5 fg5 35.Rh1 Kg7 36.Rh5 Bf6 37.Qh2 Kf7? 38.Rh6+- Rg8? 39.Qh5 Ke7 40.Rh7 Rg7 41.Rh8 Rf7 42.Rg8 Nf8 43.Rg5?? Bg5?? 44.Qg5+/– Rf6?? 45.Qg7 Rf7 46.f6 Ke8 47.Bg6?? e4?? 48.de4 Qd7 49.g5 Ng6 50.Qg6 Kd8 51.Qg8 Kc7 52.g6 Rf6 53.Bf6 Kb7 54.Qf7 Qf7 55.gf7 (55.gf7 Kb8 56.f8Q Kc7 57.Qe7 Kb8 58.Qd6 Kb7 59.Be5 Kc8 60.Qc7) 1–0. cibis – milan203, kurnik, 2011.

3.c3 cb4 4.cb4 a5 5.b5 b6 6.a4 Nd7 7.Bb2 Ngf6 8.Nc3 e6 9.g3 d5 10.Bg2 Bb4 11.Nf3 0-0 12.0-0 Rb8 13.Re1 d4 14.Na2 Bc5 15.Rc1 e5 16.Qb3 Bb7 17.e3 Bd5 18.Qd3 Ba2 19.ed4 ed4 20.Nd4 Bd4 21.Bd4 Nc5 22.Qc3 Ne6 23.Bf6 Qf6 24.Qf6 gf6 25.Rc3 Rfd8 26.d3 Bd5 27.Bh3 Rbc8 28.Rec1 Rc3 29.Rc3 Nc5 30.Ra3 Be6 31.Bf1 Rd4 32.f3 Ra4 33.Ra4 Na4 34.d4 Bd5 35.Kf2 Kf8 36.Ke3 Ke7 37.f4 Kd6 38.Bd3 h6 39.Kd2 Be6 40.Be4 f5 41.Bf3 Bd5 42.Be2 Bb3 43.h3 Kd5 44.Kd3 Bc4 45.Ke3 Be2 46.Ke2 Kd4 47.Kf3 Nc3 48.g4 fg4 49.hg4 Nb5 50.g5 hg5 51.fg5 Nd6 52.Kf4 Kd5 53.Ke3 Ke6 54.Kd4 Kf5 55.Kd5 Kg5 56.Kd6 ½–½. golfx – coccobillos, kurnik, 2012. (=1.a3 d6 2.b4)

3.bc5 dc5 4.Nc3 b6 5.Bb2 Bd7 6.e3 e5 7.Nf3 Bg4 8.Be2 h5 9.h3 Bf3 10.Bf3 g6 11.Ba8 Nd7 12.Bc6 Ngf6 13.Nd5 Nd5 14.Bd5 Nf6 15.Bc6 Ke7 16.Be5 Rg8 17.Bf6 Kf6 18.Qf3 Kg7 19.e4 f6 20.e5 fe5 21.0-0 Kh7 22.Qf7 Rg7 23.Qf3 Bd6 24.Qd5 Qc7 25.Rfe1 e4 26.Re4 Bh2 27.Kh1 Bd6 28.Re6 Be7 29.Qd7 Bf8 30.Qc7 Rc7 31.Bd5 a5 32.c4 Bg7 33.Rae1 Rd7 34.Re7 Rd6 35.R1e6 Rd8 36.Rb6 Kh6 37.Rbb7 Bf6 38.Rh7 Kg5 39.h4 Kg4 40.Rbf7 Bh4 41.f3 Kg3 42.Rfg7 g5 43.Rh5 Re8 44.Rhg5 Bg5 45.Rg5 Kf2 46.Be4 Rd8 47.Rc5 Rd2 48.Ra5 Kg3 49.Rd5 Rf2 50.Rd1 Rg2 51.Rg1 Rg1 52.Kg1 Kf4 53.c5 1–0. xrplayok – maniekxy, kurnik, 2012.

2.a3 Nd7

3.Bb2 (--> 2.Bb2 Nd7 3.a3).

3.d4 Ngf6 4.e4 (4.Nc3 e5=) 4...Ne4=+ 5.Nd2 Nef6 6.Bb2 g6 7.Qb1 Bg7 8.c4 0-0 9.Be2 e5 10.d5 Re8 11.Qc2 a5 12.b5 (12.Ngf3 b5!-/+) 12...b6 (12...Nc5 13.Ngf3-+) 13.Bf3 (better 13.Ngf3!?-/+) 13...Nc5-+ Black prepares the advance e4 14.Ne4?? (better 14.Be2-+) 14...Bf5 (14...Nce4?! 15.Be4 Ne4 16.Qe4-+) 15.Nf6 (15.Rd1 Kh8-+ (worse 15...Nce4 16.g4 Ng4 17.Bg4 Bg4 18.Qe4-+)) 15...Qf6 (better 15...Bf6 16.Qd2 e4 17.Be2-+) 16.Qd2 e4 (better 16...Nd3 17.Kf1 Qh4-+) 17.Bf6-/+ ef3 18.Kf1 Bd3 (18...Bf6?! 19.Rd1 Bd3 20.Qd3 Nd3 21.Nf3-+) 19.Ne2?? (better 19.Qd3 Nd3 20.Bg7 fg2 21.Kg2 Kg7 22.Rd1 Ne1 23.Kg3-+) 19...Re2-+ 20.Qe2 (20.Qd3 Nd3 21.Bg7 Rf2 22.Kg1 fg2-+) 20...Be2 (better 20...fe2 21.Ke1 Bf6 22.Kd2-+) 21.Kg1 Bf6 22.Re1 (22.Rb1 Ne4 23.gf3 Nc3-+) 22...Nd3 23.Rb1 (23.Rf1 Bf1 24.Kf1 Re8 25.gf3 Re1 26.Kg2 Nf4 27.Kg3 Rh1 28.Kf4 Rc1-+) 23...Bd4 24.g3 Bf2 0-1. barakeomala (2440) - opperwezen (2625),, 2019. (=1.a3 d6 2.b4 Nd7)

3.Nf3 Ngf6 4.e3 e5 5.g4? (5.Bb2 e4 6.Nd4 c5=) 5...Be7 (5...Ng4!? 6.Nc3 Ngf6-/+) 6.g5 Ne4 7.h4 d5 8.Bb2 f6 9.d3 Nd6 10.c4 c6 11.c5 (11.Nc3 dc4 12.dc4 Nf7=) 11...Nf7=+ 12.e4 (12.Bh3 b6=+) 12...d4 13.gf6 Nf6 14.Ng5 Ng5 (14...0-0 15.Bh3 Bh3 16.Rh3=+) 15.hg5= Ng4 (15...Nd7 16.g6 Nf8 17.gh7=) 16.Bh3 (16.Rg1+=) 16...Nf2 (better 16...h5 17.Bc1 a5=+ (17...Bg5? 18.Bg4 Bg4 19.Qg4 Bc1 20.Qg7+-)) 17.Kf2+/- Bg5 18.Qh5?? (better 18.Bc8 Rc8 19.Ke1+/-) 18...g6-+ 19.Qf3 Rf8 20.Bf5 Bf5 21.Ke1 (21.Ke2 Be6 22.Qg3 Qf6-+) 21...Be6 (21...Bh4 22.Ke2 Be6 23.Qg2 Rf2 24.Qf2 Bf2 25.Nd2-+) 22.Qg2 (22.Qg3 Qf6 23.Nd2 Bd2 24.Kd2 Qf2 25.Qf2 Rf2 26.Kc1-+) 22...Bh4 23.Kd1 Rf2 24.Qg1 (24.Qf2 Bf2 25.Nd2 h5-+) 24...Rb2 (24...Bb3 25.Kc1 Rc2 26.Kd1 Rh2 27.Kc1 Qg5 28.Qg5 Bg5 29.Nd2 Rh1) 25.Nd2 (25.Rh2 Rh2 26.Qh2 Qf6-+) 25...Bg5 26.Nf3 Bb3 (26...Be3 27.Qg3 Qf6 28.Rf1-+) 27.Ke1 Bf4 (better 27...Be3 28.Qg4 Qe7 29.Qh3-+) 28.Rh7 Qf6 29.Ng5 (29.Rb7 Bc2 30.Rh7 Bd3 31.Qg4 Be4 32.Qd7 Kf8 33.Qd6 Qd6 34.cd6 Bg3 35.Kf1 Bf3 36.Kg1-+) 29...Bg5 (29...Bd2 30.Ke2 Bb4) 30.Qg5 Qg5 (30...Qf2) 31.Rh8 Kf7 32.Rh7 Kg8 33.Rg7 Kh8 (33...Kg7 34.Kf1 Rf8 35.Ke1 Qe3) 34.Rd1 (34.Rg8 Rg8 35.Kf1 Rf8 36.Ke1 Qe3) 34…Qg1 0-1. barakeomala (2395) – opperwezen,, 2019. (=1.a3 d6 2.b4 Nd7)

2.a3 e5

(--> 1.b4 e5 2.a3 d6).

3.h3 Nf6 4.Bb2 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.h3).

2.a3 e6

3.c4 Nf6 4.Bb2 Bd7 5.h3 Be7 6.d3 Nc6 7.e4 0-0 8.Nf3 d5 9.e5 Ne8 10.c5 f6 11.d4 fe5 12.Ne5 Ne5 13.de5 b6 14.cb6 cb6 (14...ab6 15.Bd3+=) 15.Be2 (15.Bd3 Rc8=) 15...Qc7 16.0-0 Rc8 17.Nc3 (better is 17.Qd4+=) 17...Qe5–/+ 18.Rc1 (18.Qd3 Bf6 19.Rac1 Nd6–/+) 18...Bf6 (18...Bd6 19.g3–/+) 19.f4 (19.Ba6 Rd8–/+) 19...Qe3 20.Kh1 Bc3 (20...Rc3?! 21.Bc3 Bc3 22.Rf3=) 21.Bc3?? (better is 21.Rc3 Rc3 22.Rf3 Rf4 23.Re3 Re3 24.Bc1–/+) 21...Rc3–+ 22.Rc3 Qc3 23.Qa1 Qa1 24.Ra1 Rf4 25.b5 Re4 26.Bf1 Nd6 27.a4 Rb4 28.a5 ba5 29.Ra5 Nb5 30.Bb5 Rb5 31.Ra7 Be8 32.Kh2 h6 33.Ra8 Kf7 34.Rd8 Rb7 35.Kg3 Rd7 36.Rc8 Ke7 37.Rc1 Bg6 38.Rd1 e5 39.Kg4 Ke6 40.h4 Bf5 41.Kf3 h5 42.g3 Bg4 (42...Bg4 43.Ke3 Bd1–+) 0–1. 55aa55 – muminek1961, kurnik, 2012.

3.e4= Qf6 4.d4 Nc6 5.Bb5 Bd7 6.Ne2 a6 7.Bc6 Bc6 8.Nbc3 Be7 9.0-0 e5 10.f4 ed4 11.Nd4 Bb5?? 12.Nd5+- (12.Nd5 Bf1 13.Kf1+-; 12.Ndb5?! ab5 13.Nd5 Qa1 14.Nc7 Kf8 15.Na8 Qc3+-; 12.Ncb5?! ab5 13.Nb5 Bd8+-) 1–0. Trkn – nessieman, internet, 2001.

2.a3 Be6

3.Bb2 f5 4.d3 Nf6 5.Nd2 g6 6.g3 Bg7 7.Bg2 0-0? (7...c6 8.Ngf3=) 8.Ngf3?? (better is 8.Bb7 Bd5 9.Ba8 Ba8 10.Ngf3+-) 8...c6 9.0-0 Bf7 10.e4 fe4 11.Ne4 Ne4 12.Bg7 Kg7 13.de4 Nd7 14.Rc1 Bc4?? 15.Re1?? Qb6 16.Qd4 Ne5 17.Qb6 Nf3+= 18.Bf3 Rf3?? 19.Qb7+- Raf8 20.Qc6 Be6 21.Qb7 Bh3 22.Qa7 Rf2 23.Qf2 Rf2 24.Kf2 1–0. golfx – golemxiv, kurnik, 2011. (=1.a3 d6 2.b4).

3.Bb2 Bf5 4.Nf3 =.

3.Bb2 f6 4.d3 g6 5.Nd2 Bg7 6.g3 Bf7 7.Bg2 c6 8.Ngf3 e5 9.0-0 Ne7 10.e3 0-0 11.c4 Re8 12.d4 Nd7 13.d5 (better is 13.e4!?+=) 13...cd5–/+ 14.cd5 Nd5 15.Rc1 N5b6 16.Ne4 d5 (better is 16...Bf8!?+=) 17.Nd6= Re6 Black plans e4 18.Nb7 Qe7 19.Nc5 (19.Rc7 Qe8+=) 19...Rc6= 20.Nh4 (20.Nd7 Qd7 21.Rc6 Qc6+=) 20...e4 21.Qd4 Rac8 22.f3 Nc4 23.Rc2?? Nc5 24.bc5 Rc5 25.Bc3?? a5 26.fe4?? Na3 27.Rcc1 Nb5 28.Qd2 Nc3 29.ed5 Bd5 30.Bd5 Nd5 31.Rc5 Rc5 32.Rd1 Qe3 33.Qe3 Ne3 34.Rd8 Kf7 35.Ng2 Ke7 36.Ra8 Ng2 37.Kg2 Kd6 38.h4 Bh6 39.g4 Bf4 40.Kf3 Be5 0–1. golfx – golemxiv, kurnik, 2011. (=1.a3 d6 2.b4).

3.Bb2 f6 4.g3 g6 5.Bg2 c6 6.d3 Bg7 7.Nd2 Bf7 8.c4 e6 9.e3 Ne7 10.d4 d5 11.c5 0-0 12.Ne2 Re8 13.0-0 Nd7 14.a4 b6 15.cb6 ab6 16.b5 cb5 17.ab5 Ra1 18.Qa1 Nf8 19.e4 de4 20.Ne4 Nd5 21.Qa3 Qd7 22.Nd6 Rd8 23.Nf7 Kf7 24.Rd1 Qb5+= 25.Nc3 Nc3 26.Qc3 Kg8 27.Ba3 Nd7 28.d5 e5 29.d6 Bf8?? 30.Bc6?? Qe2 31.Rd2 Qe1= 32.Kg2 Bd6?? 33.Bd6 Nc5 34.Bd5 Kg7 35.Bf3?? Rd6!–+ 36.Rd6 Qc3 37.Rb6 Nd3 38.Rb7 Kh6 39.h4 Qc2 40.Be4 Qf2 41.Kh3 f5 42.Bd3 Qf3 43.Bc4 Qb7 44.Be2 Qh1# 0–1. golfx – golemxiv, kurnik, 2011. (=1.a3 d6 2.b4).

2.a3 f5

3.Bb2 c6 4.d3 e5 5.Nd2 g6 6.g3 Bg7 7.Bg2 Nf6 8.Ngf3 0-0 9.0-0 Be6 10.c4 Kh8 11.Rc1 Nbd7 12.e3 Ng4 13.Nb3 Qe7 14.Na5 Nb6 15.c5 Nd5 16.cd6 Qd6 17.Nb7 Qe7 18.Nc5 Bg8 19.h3 Nh6 20.e4 fe4 21.de4 Nb6 22.Qc2 Bc4 23.Rfe1 Rad8 24.Rcd1 Rd1 25.Rd1 Rd8 26.Rd8 Qd8 27.Ne5 Be5 28.Be5 Kg8 29.Na4 Bb5 30.Nb6 ab6 31.a4 Bd3 32.Qc6 Nf7 33.Qf6 Qf6 34.Bf6 Nd6 35.e5 Nf5 36.Bd5 Kf8 37.Bd8 b5 38.a5 Ke8 39.Bb6 Ne7 40.Bf3 Nc8 41.Bc5 Kd7 42.a6 Kc7 43.a7 Na7 44.Ba7 Kd7 45.Bc5 Ke6 46.Bd6 h5 47.g4 hg4 48.Bg4 Kd5 49.Bc7 Bf5 50.f3 Kc4 51.Bf5 gf5 52.Bd6 Kd5 53.h4 Ke6 54.Kg2 Kf7 55.Kg3 Kg6 56.Kf4 Kh5 57.Kf5 Kh4 58.f4 Kg3 59.e6 Kf3 60.e7 Kg3 61.e8Q Kf3 62.Qg6 Ke2 63.Qh5 Kd3 64.Qf3 Kc4 65.Bc5 ½–½. golfx – chesssless, kurnik, 2012. (=1.a3 d6 2.b4)

3.Bb2 c6 4.d3 e5 5.Nd2 g6 6.g3 Bg7 7.Bg2 Nf6 8.Ngf3 0-0 9.e3 Nbd7 10.c4 Re8 11.a4 d5 12.cd5 cd5 13.0-0 Nh5 14.e4 d4 15.ef5 gf5 16.Nc4 Bf6 17.Nd6 Re6 18.Nf5 Nf8 19.Qb3 Kh8 20.Nh6 Kg7 21.Nf5 Kh8 22.Bh3 Rc6 23.Nh6 Bh3 24.Nf7 Kg7 25.Nd8 Rd8 26.Rfe1 Bg4 27.Ne5 Be5 28.Re5 Ng6 29.Rc5 Rf6 30.Rc7 Kf8 31.Rb7 Ne5 32.Rh7 Nf3 33.Kg2 Ng7 34.Rh8 Ke7 35.h3 Be6 36.Qc2 Rh8 37.Qc7 Kf8 38.Qb8 Kf7 39.Qh8 Nd2 40.Bd4 Rg6 41.Rc1 Ke7 42.Rc7 Kd6 43.Qd8 1–0. golfx – chesssless, kurnik, 2012. (=1.a3 d6 2.b4).

2.a3 Bf5

3.Bb2 f6 4.d3 h6 (4...d5 5.Nd2=) 5.Nd2 e5 6.g3 (6.e4 Be6+=) 6...c6 7.Ngf3 Nd7 8.Bg2 Bh7 (8...d5 9.c4=) 9.0-0+= Ne7 10.e4 g5 11.c4 h5 12.d4 Rg8 13.de5 de5 14.c5 h4 15.Nc4 Kf7? (better is 15...Nc8!?+=) 16.Qb3 (better is 16.Bh3 Kg7 17.Bd7 Be4 18.Ncd2+-) 16...Kg6? (16...Kg7 17.Nd6 Qc7 18.Qf7 Kh8 19.Rad1+- (worse is 19.gh4 Rg6 20.Qc4 g4+/–)) 17.Nd6 (17.Nce5 Kg7 18.Ng5 Ne5 19.Ne6 Kh8 20.Nd8 Rd8+-) 17...Rg7 18.Bh3 b6 19.Qe6 bc5 20.Qd7 Qd7 21.Bd7 cb4 22.ab4 Rb8 23.Bc3 hg3 24.fg3 Bg8 25.Nf5 Nf5 26.Bf5 Kh6 27.Kf2 Bb4+/– 28.Bb4 Rb4 29.Ra2?? Ba2–+ 30.h4 g4 31.Nh2 Kh5 32.Kg1 Rb3 33.Kg2 c5 34.Rc1? Rb2 35.Kg1 c4 36.Be6 Rb4 37.Nf1 Re7 38.Bd5 Rc7 39.Ne3 c3 40.Ba2–/+ Re4 41.Kf2 Ra4 42.Be6 Ra2?? 43.Ke1 Rh2 44.Bg4 Kh6 45.Bf5 Rh1 46.Nf1= c2 47.Rc2 Rc2 48.Bc2 Rg1 49.Kf2 Rh1 50.Kg2 (50.Kg2 Rf1 51.Kf1+-) 1–0. golfx – golemxiv, kurnik, 2011. (=1.a3 d6 2.b4).

3.Nf3 Nc6 4.g3 Nf6 5.Bg2 e5 6.0-0 Be7 7.d3 Nd4 (better is 7...0-0!?=) 8.Nd4+/– ed4 9.Bb7 Rb8 10.Bg2 0-0 11.e4 de3 12.Be3 a6 13.Re1 Qc8? (better is 13...d5+/–) 14.Ba7+- Rb7 15.Bb7 (15.Re7?! Ra7 16.Qf3 Be6+/–) 15...Qb7 16.Bd4 Bh3 17.f3 c5 18.bc5 dc5 19.Bc3 Qa7 20.Qe2 Be6 21.Nd2 c4 22.Kh1 Qb7 (22...cd3 23.cd3 Re8 24.Nc4+-) 23.Ne4 (23.Rab1!? Qc6 24.Nc4 Bd8+-) 23...cd3 24.cd3 Ne4 25.Qe4 Qe4 (25...Qd7 26.Rab1 Rd8 27.Rb7+-) 26.fe4 Rc8 27.Rec1 Bg5 28.Rc2?? (better is 28.Bd2! Rc1 29.Bc1+-) 28...Bb3+= 29.Rb2 Rc3 30.Rab1 Rd3 31.Rb3 Rb3 32.Rb3 g6 33.Rb8 Kg7 34.Ra8 Be3 35.Ra6 Bd4 36.a4 Kh6 37.a5 Kg5 38.Rd6 Be3 39.a6 f5 40.ef5 Kf5 41.Rd7 h5 42.a7 (42.a7 Ba7 43.Ra7+-) 1–0. Ng,Freeman – Grenon,Dave, Compuserve SPR95, 1995. (=1.a3 d6 2.b4)

2.a3 f6

3.Bb2 b5 4.d3 c6 5.Nd2 a5 6.c3 ab4 7.cb4 Nh6 8.g3 e5 9.Bg2 d5 10.Ngf3 Bd6 11.0-0 Be6 12.e3 0-0 13.Nb3 Nd7 14.Rc1 Rc8 15.Nc5 Bc5 16.bc5 Qe7 17.d4 e4 18.Nd2 f5 (18...Bg4 19.Qe1+=) 19.a4= Rb8 20.ab5 Rb5 21.Rc2 g5 22.Qa1 Rfb8 23.Bc1 Ng4 24.h3 Ngf6 25.f3 h5 26.fe4 de4 27.Nc4 Bc4 28.Rc4 Nd5 29.Ra4 Kg7 30.Rf5?? Kg6?? 31.Rf1= g4? 32.h4?? Rb1= 33.Qa3 R8b3+= 34.Qa2 Nc3 35.Qc2 Attacking the isolated pawn on e4 35...Na4–/+ 36.Be4 Kh6?? 37.Bf5? Nf6–+ 38.Qc4? Qe3 39.Be3+- Kg7 40.Bb1 Re3 41.Qa4 Rg3 42.Kf2 Ne4 43.Ke2 Rg2?? 44.Ke3 Ng3 45.Rf2 Rg1 46.Be4 Re1+- 47.Kd3 Re4 48.Qc6 Re7 49.Qf6 Kg8 50.Qe7 (50.Qe7 Nf5 51.Rf5 g3 52.Rf8#; 50.Qf8 Kh7 51.Qe7 Kg6 52.Rf6#) 1–0. golfx – marekwygrywa, kurnik, 2012. (=1.a3 d6 2.b4).

3.Bb2 Be6 4.d3 Bf7 5.Nd2 Nd7 6.g3 c6 7.Bg2 Qc7 8.e3 0-0-0 9.Ne2 e5 10.c4 Ne7 11.b5 c5 12.a4 Nb8 13.a5 Qd7 14.0-0 g6 (14...d5 15.Nc3+=) 15.Qc2 Rg8 16.d4 f5 17.de5 Bg7 (17...de5 18.Nb3 e4 19.Nc5+/–) 18.ed6 (18.Nb3 Qc7 19.b6 ab6 20.ab6 Qb6 21.ed6 Qd6 22.Bg7 Rg7 23.Nc5 Qc5+-) 18...Bb2 (18...Qd6 19.Rad1 Bb2 20.Qb2+-) 19.Qb2 (19.b6 a6 20.Qb2 Qd6+/–) 19...Qd6 20.Rfd1 Qd3?? (better is 20...g5+-) 21.Nf4 g5 22.Nd3 Rd3 23.Nf3 g4 24.Rd3 gf3 25.Bf3 (25.Bf3 Bc4 26.Rc3+-) 1–0. golfx – worldowesusa, kurnik, 2011. (=1.a3 d6 2.b4).

3.Bb2 g6 4.d3 Bg7 5.Nd2 e5 6.g3 Ne7 7.Bg2 c6 8.Ngf3 Nd7 9.0-0 0-0 10.e4 d5 11.ed5 cd5 12.c4 d4 13.Ne4 Nb8 14.c5 a6 15.Nd6 Nf5 16.Qb3 Kh8 17.Nf7 Rf7 18.Qf7 Qe7 19.Qe7 Ne7 20.Nd2 Be6 21.Bb7 Ra7 22.Bg2 Nbc6 23.Ne4 Bd5 24.Nd6 Bg2 25.Kg2 Kg8 26.Bc1 Bf8 27.Bd2 Nd5 28.f4 Bd6 29.cd6 Rd7 30.fe5 Ne5 31.Rac1 Rd6 32.Rc7 Nf7 33.Bf4 Nf4 34.Rf4 Kg7 35.Rc4 g5 36.Rfd4 Rd4 37.Rd4 Kg6 38.Rd7 Ne5 39.Rd6 h5 40.d4 Nc4 41.Ra6 Ne3 42.Kf3 Nd5 43.b5 Kf5 44.b6 Nc3 45.b7 Nb5 46.b8Q Nd4 47.Kg2 Ne2 48.Qb5 1–0. golfx – renciorz, kurnik, 2012. (=1.a3 d6 2.b4).

3.Nf3 e6 4.Nc3 Be7 5.e4 e5 6.d4 Be6 7.Bb5 c6 8.d5 Bg4 9.Bc4 b5 10.Be2 h5 11.0-0 a6 12.h3 Bf3 13.Bf3 g6 14.Be3 Nd7? 15.dc6+- Nb6 16.a4 ba4 17.Nd5 Qc8 18.Nb6 Qc6 19.Na8 Qa8 20.Ra4 Qc6 21.c3! Qb5 22.Be2 Qc6 23.Ra6 Qc3 24.Ra8 Kf7 25.Qd5 Kg7 26.Bc4 Nh6 27.Bh6 Kh6 28.Rh8 Kg5 29.g3 Qb4 30.f4# 1–0. pierre – kitty hawk, internet, 2009.

2.a4 Bd7

3.Bb2 e5=+ 4.b5 g6 (4...Nf6 5.d4 e4 6.d5=+) 5.f4 Bg7 6.Nf3 f6 7.Ne5?? (Better is 7.e3=) 7...de5 8.fe5 fe5 9.e4? (9.g3 Ne7–+) 9...Ne7 (9...Qh4 10.g3 Qe4 11.Qe2 Qh1 12.Be5 Kf7 13.Bg7 Kg7 14.Qe5 Nf6 15.Qe7 Kh6 16.Qf6 Re8 17.Kf2 Na6 18.Qf4 Kg7 19.ba6 Qh2 20.Bg2 Rf8 21.ab7 Rae8 22.Qf8 Rf8 23.Ke3 Qg3 24.Kd4 Qg2–+) 10.Bc4 c6 (10...Rf8 11.Rf1 Nf5 12.Qe2–+) 11.0-0 (Better is 11.Rf1 Qb6 12.Qe2–+) 11...Rf8?? (Better is 11...Qb6 12.Kh1 cb5 13.ab5 Bb5 14.Bf7 Kd8–+) 12.Rf8= Kf8 (Better is 12...Bf8!? 13.Qf1 Qb6 14.Kh1 Bh6 15.Bf7 Kd8=) 13.Qf3–/+ Nf5 14.ef5 Bf5 15.g4 Qf6? 16.gf5+- Qf5 17.Qf5 gf5 18.d3 Nd7? 19.Nd2 Rd8 20.Rf1 f4 21.Ne4 Nb6 22.Bb3 cb5 23.ab5 a6 24.ba6 ba6 25.Ng5 Nd5 26.Ne6 Ke7 27.Nd8 Kd8 28.Bd5 Kc7 +-. tromar (1810) – eddietheegg,, 2002.

3.b5 a6 4.c4 ab5 5.cb5 Bb5 6.Bb2 Bc6 7.e3 e5 8.Nf3 Be7 9.Be2 Bf6 10.0-0 Nh6 11.d4 e4 12.Nfd2 Qd7 13.Nc3 d5 14.Qb3 0-0 15.Bb5 Qg4 16.h3 Qg5 17.a5 Nf5 18.Nd5 Nh4 19.Nf6 gf6 20.g3 Bd5 21.Bc4 c6 22.Bd5 cd5 23.Qb7 Na6 24.Ba3 Rfe8 25.Kh2 Nf3 26.Nf3 ef3 27.Bd6 h5 28.Rfc1 h4 29.Bf4 Qf5 30.g4 Qe4 31.Qc6 Nb4 32.Qf6 Nd3 33.Rf1 Nf4 34.Qf4 Qf4 35.ef4 Re4 36.Rfd1 Rf4 37.a6 f5 38.a7 fg4 39.hg4 Rg4 40.Rdb1 Rg2 41.Kh1 Kf7 42.Rb8 Ra7 43.Ra7 Ke6 44.Rb6 Kf5 45.Rf7 Ke4 46.Rh7 Rf2 47.Rh4 Ke3 48.Rb3 Ke2 49.Rb2 Ke3 50.Rf2 Kf2 51.Rh5 Ke3 52.Rd5 f2 53.Rf5 Ke2 54.d5 f1Q 55.Rf1 Kf1 56.d6 1–0. popovicigelu – vuksan, kurnik, 2012.

3.e4 Nf6 4.Nc3 e5 =.

2.Bb2 b6

(--> 1.b4 b6 2.Bb2 d6).

3.a4 Bb7 (--> 1.b4 b6 2.Bb2 Bb7 3.a4 d6).

3.b5 Bb7 4.e3 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 d6 4.b5).

3.c4 Bb7 (--> 1.b4 b6 2.Bb2 Bb7 3.c4 d6).

3.c4 Bb7 4.e3 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 d6 4.c4).

3.e3 Bb7 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 d6).

3.e3 Bb7 4.c4 Nf6 5.Nf3 g6 6.Be2 Bg7 7.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 b6 6.Be2 Bb7 7.0-0 d6).

3.e3 Bb7 4.Nf3 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 d6 4.Nf3).

3.e3 Bb7 4.Nf3 e6 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 e6 4.Nf3 d6).

3.e3 Bb7 4.Nf3 Nf6 5.c4 g6 6.d4 Bg7 7.Nbd2 0-0 8.Be2 Nbd7 9.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 b6 6.Be2 Bb7 7.0-0 d6 8.d4 Nbd7 9.Nbd2).

3.Nf3 Bb7 (--> 1.b4 b6 2.Bb2 Bb7 3.Nf3 d6).

3.Nf3 Bb7 4.e3 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 d6 4.Nf3).

3.Nf3 Bb7 4.e3 e6 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 e6 4.Nf3 d6).

2.Bb2 c6

(--> 1.b4 c6 2.Bb2 d6).

3.a3 Nf6 4.e3 e5 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 c6).

3.c4 Nf6 4.e3 e5 5.Nf3 g6 6.Be2 Bg7 7.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.0-0 c6).

3.e3 a5 4.b5 e5 5.c4 Nf6 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 e5 5.c4 c6).

3.e3 Nd7 4.Nf3 Ngf6 5.Be2 g6 6.0-0 Bg7 7.c4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7).

3.e3 e5 4.c4 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 c6).

3.Nf3 e5 4.e3 Be7 5.Be2 Nf6 6.c4 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 c6).

3.Nf3 Nf6 4.d3 g6 5.e4 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.d3 0-0 5.e4 d6 6.Be2 c6).

2.Bb2 d5

3.e3 e6 4.Nf3 e5 5.Be5+- Bb4?? (better 5...Nc6 6.Bb5 Nge7+-) 6.Bg7+- f6 (6...Nf6 7.Bh8 Nc6 8.Nc3+-) 7.Bh8 Bc5 (7...Nc6 8.c3 Bc5 9.d4+-) 8.d4 Bd6 9.c4 dc4 (9...Nh6 10.c5 Be7 11.Nh4+-) 10.Bc4 Nh6 11.Qd3 (11.Nfd2!? Bg4 12.f3 Bf5+-) 11...Bf5 12.e4 (12.Qb3 Nd7 13.Nc3 Nb6+-) 12...Bg6 (12...Qe7 13.Nc3 Nd7 14.0-0+-) 13.Nh4 (13.Nc3 Nd7 14.Bg7 Ng4+-) 13...Bf7 (13...Nc6 14.Ng6 Bb4 15.Nd2 hg6 16.Bd5+-) 14.e5 (better 14.Nd2+-) 14...Ng8 (14...fe5 15.Nf3 Nc6 16.de5 Bb4 17.Ke2 Qd3 18.Bd3 Bh5+-) 15.Bf7 Kf7 16.Qh7 Ke6 17.d5! Kd5 18.Nc3 Ke5 19.Qf5 (19.Qe4) 19...Kd4 20.0-0-0 (20.Rc1 Be5 21.Ne2 Kd5 22.Nf4 Kd6 23.Qe6) 20...Kc3 21.Rd3 Kc4 22.Qd5 Kb4 23.Rb3 Ka4 24.Qb5 1–0. GuestFJHM – GuestXQJT,, 2019.

3.e3 Nf6 4.Nf3 Bg4 5.a3 Bf3 6.Be2?? (better 6.Qf3 Nbd7 7.c4+=) 6...Bg2-+ 7.Rg1 Bh3 8.Nc3 h5 9.Nb5 Bg4 10.Nd4 (10.Be5 Be2 11.Qe2 Na6-+) 10...Be2 11.Qe2 e5 12.Nf3 e4 13.Nd4 c5 (13...Nbd7!? 14.f3-+) 14.bc5 Bc5 (14...Qc7 15.Qb5 Nbd7 16.Nf5-+) 15.d3 (15.Rg7 Nbd7-+) 15...Nc6 (15...Rh7 16.de4 Ne4 17.Nb3-+) 16.Rb1 (16.Rg7 Nd4 17.Bd4 Bd4 18.ed4 Ng4 19.de4 Kf8 20.Rg4 hg4-+) 16...Nd4 17.ed4 Bd6 18.de4 0-0 (better 18...Bh2 19.Rg7 Ne4 20.Qb5 Kf8 21.Rg2-+) 19.Qf3? (19.e5 Re8 20.Bc1-+) 19...Ne4 20.Qg2 (20.Bc1 Re8 (worse 20...Bh2 21.Rh1 Re8 22.Be3 Qa5 23.Kf1-+) 21.Kf1 Qc7-+) 20...g6 (better 20...Qa5 21.c3 g6 22.Rc1-+) 21.Qh3 (21.f3 Qa5 22.Kd1 Nc3 23.Bc3 Qc3 24.Qf2-+) 21...Re8 22.Kd1 (22.Kf1 Qf6 23.f3 Ba3 24.c4 Nd2 25.Kg2 Nb1 26.Ba3 Na3 27.cd5-+) 22...Nf2 23.Kc1 (23.Kd2 Bf4 24.Qe3 Be3 25.Ke2 Bc1 26.Kf1 Ng4 27.Rg4 Qf6 28.Kg2 Re2 29.Kh3 Qe6 30.Bc1 Qg4) 23...Nh3 (23...Bf4 24.Qe3 Be3) 24.Rg3 Bg3 (24...Qg5 25.Rg5 Bf4 26.Kd1 Nf2) 25.hg3 Nf2 (25...Qg5 26.Kd1 Nf2) 26.Kd2 Qg5 27.Kc3 Rac8 (27...Qg3 28.Kb4 a5 29.Ka4 Qc7 30.Bc1 Qc4 31.Rb4 ab4) 28.Kb3-+ Re2 29.Ka2 (29.c3 Ne4 30.Rd1 Qf6 31.Rh1 Qb6 32.Ka4 Rc4) 29...Rec2 (29...Rcc2 30.Kb3 Qg3 31.Bc3 Qc3 32.Ka4 Qc6 33.Ka5 Rc4 34.Rb7 Qa4) 30.a4 Nd3 (30...Qd2 31.Kb3 Nd3 32.Ka2 Rb2 33.Rb2 Qb2) 31.Ka3 Nb2 (31...Qe7 32.Ka2 Qb4 33.Ka1 Qa4 34.Ba3 Qa3) 32.Rb2 (32.Ka2 Nd1 33.Kb3 R8c4 34.Ka3 Qe7 35.Kb3 Qe3) 32...Rb2 (32...Qc1 33.a5 Qb2 34.Ka4 R8c4) 33.Kb2 Qd2 34.Kb3 Qd4 (34...a5 35.Ka3 Rc3) 35.a5 Qe3 (35...Rc3 36.Ka2 Qd2 37.Kb1 Rc1) 36.Ka4 (36.Kb2 Qd3 37.a6 Rc2 38.Ka1 Qd1) 36...Qg3 (36...Rc4 37.Kb5 a6) 37.Kb5 (37.a6 Rc4 38.Kb5 Qb3 39.Ka5 b6) 37...b6! 38.Ka6 (38.ab6 Qb3 Mate attack) 38...ba5 (38...Rc7 39.ab6 Qa3 40.Kb5 a6) 39.Kb7 (39.Ka7 Qb8 40.Ka6 Rc7 41.Ka5 Ra7) 39...d4 (39...Qc7 40.Ka6 Qb6) 40.Ka6 (40.Kc8 a4 41.Kd7 a3 42.Kc6 a2 43.Kd5 a1Q 44.Ke4 Qb1 45.Kd4 Qbd3 46.Kc5 Qgd6) 40...d3 (40...Qd6 41.Ka5 Qa3 42.Kb5 Rc5) 41.Ka7 (41.Ka5 Qb8 42.Ka4 Rc1 43.Ka3 Ra1) 41...d2 (41...Qb8 42.Ka6 Rc7 43.Ka5 Ra7) 42.Ka6 (42.Kb7 Rb8 43.Kc6 d1Q 44.Kc5 Qc3) 42...d1Q (42...Qb3 43.Ka7 h4 44.Ka6 Ra8) 43.Ka5 (43.Kb6 Qgb3 44.Ka7 Qd4 45.Ka6 Qbb6) 43...Qc1 (43...Qa3 44.Kb5 Qdb3) 44.Ka4 (44.Kb5 Qc4 45.Kb6 Qgc7) 44...Qb1 45.Ka5 Ra8 0-1. avz81 (1635) - FantasticMrFoxy (1710),, 2018.

3.e3 Nh6 4.Nf3 e6 5.b5 Nf5 6.Bd3 Nd6 7.0-0 Ne4 (7...Nd7 8.a4=) 8.c4+= dc4?? (better 8...Nc5 9.Be2 a6+=) 9.Be4+- e5 (9...a6 10.ba6 Na6+-) 10.Ne5 (worse 10.Be5 f6 11.Bd4 Qd7+-) 10...Qh4 (10...Bd6 11.Qf3 0-0 12.Nc4+-) 11.Nf7! Bd6 (11...Kf7 12.Qf3 Double attack) 12.Nd6 Kd8 (12...cd6 13.Bd5 Qe7+-) 13.Nb7 Bb7 14.Bb7 Rf8 15.Ba8 Rf2 16.Rf2 Nc6 17.Bc6 a6 (17...Qe7 18.Qg4 Qd6 19.Rf8 Ke7 20.Qg7 Ke6 21.Qf6) 18.Rf8 Ke7 19.Re8 Kd6 (19...Kf7 20.Qf3 Kg6 21.Re6 Kg5 22.Qd5 Kg4 23.Re4) 20.Ba3 1–0. DEFFM – kpontes,, 2018.

3.Nf3 e6 4.e3 Bb4?? 5.Bg7+- f6 6.Bh8 Qe7 7.c4 c6 8.a3 Bd6 9.d4 Qf8 (9...Nd7 10.c5 Bc7 11.Be2+-) 10.Qd3 Qf7 11.Nbd2 Nd7 12.e4 Ne7 13.e5 Bc7 (13...fe5 14.Be5 Ne5 15.Ne5 Be5 16.de5+-) 14.ef6 Nf6 15.Bf6 Qf6 16.Qh7 b6 (16...c5 17.Nb3 cd4 18.Qh5 Kd8 19.Rd1+-) 17.h4 e5 (17...Kd8 18.Rd1+-) 18.cd5 (18.Qh5 Ng6 19.cd5 cd5+-) 18...ed4 19.Ne4 Qf7 (19...Qf5 20.Qh8 Kd7 21.dc6 Nc6 22.Nf6 Kd6 23.Qf8 Ne7 24.Ne8 Kd7 25.Qf5 Nf5 26.Bb5 Kd8 27.Rd1+-) 20.Qh8 (better is 20.Qf7 Kf7 21.d6 Bb8 22.de7 Bf5+-) 20...Ng8 21.d6 Bd8 (21...Bb8 22.Nd4 Bd7 23.Qg8 Qg8 24.Nf6 Kf7 25.Ng8 (25.Nd7?! Qe8 26.Be2 Bd6+/–) 25...Bd6 26.Bc4 Kg7 27.Rd1 Ba3 28.Nc2 Re8 29.Kf1+-) 22.Ne5 Qe6 23.Rh3 (better is 23.Bc4 c5+-) 23...b5 24.Qh5 Kf8 25.Rf3 Bf6 26.Nf6 Nf6 27.Qh8 Qg8 28.Rf6 Ke8 29.Qg8 1–0. Bendig,Frank – Medeiros,Ronaldo, CiF LT–003 CIF, 2003.

3.Nf3 e6 4.e3 Nf6 =.

2.Bb2 Kd7??

3.e3 c6 4.c4 (4.Bg7 Bg7 5.Qg4 f5 6.Qg7 Nf6+-) 4...Kc7 5.b5 c5 6.a4 (better 6.d4 Nd7 7.Nf3+=) 6...b6? (6...e5!?+=) 7.Be2 (7.a5 Bb7 8.a6+-) 7...f6? (better 7...a5!?+-) 8.Bf3+- Bb7 9.Bb7 Kb7 10.Qf3 d5 11.cd5 Qd6 (11...a5 12.ba6! Na6 13.Bc3+-) 12.d4 c4? (12...Nd7+-) 13.Ba3 Qd7 14.d6 Kc8 (14...Nc6+-) 15.Qa8 ed6 (15...Qb7 16.Qb7 Kb7 17.Nd2+-) 16.Nc3 (16.Nd2 c3+-) 16...Nh6 (16...f5 17.Qd5+-) 17.a5! Ng4 (17...ba5 18.Nf3 Combination) 18.ab6 ab6 19.Bb4 (better 19.Rc1 Qb7 20.Qb7 Kb7+-) 19...Qf5 (19...Qb7+-) 20.Nf3 Qd3 21.Nd5 (21.Ra7 Qe4 22.Ne4 Be7 23.Qb7 Kd8 24.Qb8) 21...Qc2 22.Nb6 Kd8 23.Qb8 Ke7 24.Qd6 (24.Qc7 Ke8 25.Ra8) 24...Kf7+- 25.Qd5 (better 25.Qd7 Be7 26.0-0 h5 27.Qe7 Kg6+-) 25...Kg6 26.0-0 Bb4 27.Nh4 Kh6 28.Nf5 Kg6 29.Qf3 (better 29.Ra7 Qf5 30.Qf7 Kg5 31.Qg7 Kh5 32.Qh8 Kh6+-) 29...h5 (29...Qf5 30.Nc4 Rc8 31.Rfc1+-) 30.Nd5 (better 30.Nh4 Kh7 31.Rac1 Qd3+-) 30...Qf5 31.Qf5 Kf5 32.Nb4 Rb8 33.e4! Ke4 (33...Kf4 34.g3 Kg5 35.Ra5+-) 34.f3 Ke3 35.fg4 (better 35.Rae1 Kf4 36.Nd5 Kg5 37.fg4 hg4+-) 35...hg4 (35...Rb5 36.Nc2 Kd3 37.Na3+-) 36.Rae1 Kd2 37.Rd1 Kc3 38.Nc6 (38.Nd5 Kc2 39.Rc1 Kd3 40.Nb4 Ke3 41.Rc4 Rb5+-) 38...Rf8 (38...Rb5 39.d5 Rb7 40.Rc1 Kd3 41.Rfd1 Ke3 42.Rd4+-) 39.b6 f5 40.b7 f4 41.b8Q (41.Rf4 Re8 42.Rc1 Kd2 43.Rc4 g3 44.hg3 g5 45.Rf2 Kd3+-) 41...Rb8 42.Nb8 g5 43.Rfe1 (better 43.d5 f3+-) 43...f3 44.gf3 gf3 45.d5 g4 46.d6 f2 47.Kf2 Kb2 48.Re2 (48.Rb1 Ka2 49.Rb7 g3 50.hg3 c3 51.Re5 c2 52.Ra5) 48...Kb3 49.Rb1 Kc3 (49...Ka3 50.Re5 g3 51.Kg3 Ka4 52.Nc6 c3 53.Ra5) 50.d7 (50.Ke3 g3 51.Ree1 gh2 52.Rec1) 50...g3 51.hg3 Kd4 52.d8Q Kc3 53.Qd2 1–0. GuestYMWK – GuestYFTK,, 2017.

3.e3 Ke8 4.c4 (4.Nc3 Nf6+-) 4...Nd7 (4...Bf5 5.Nf3+=) 5.Nf3 c5 (5...a5 6.b5+-) 6.b5 (6.a3 a5+-) 6...a6 7.a4 (7.Nc3 Ngf6+-) 7...ab5+= 8.ab5 Ra1 9.Ba1 Qa5 10.Bc3 Qc7 (10...Qa2 11.d4+=) 11.Be2 (11.Bd3 Ngf6+-) 11...f6 (better 11...Ngf6!?+-) 12.0-0+- g5?? (better 12...Nh6+-) 13.Ng5! Nh6 (13...fg5 14.Bh5 Double attack (14.Bh8 Pinning; 14.Bh8 Deflection)) 14.Bh5 Kd8 (14...Nf7 15.Bf7 Kd8 16.Ne6) 15.Ne6 1–0. DEFFM – sksazzad,, 2018.

3.e3 Nf6 4.Nf3+=.

2.Bb2 g6??

3.e3?? Nf6 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 d6).

3.Bh8+- b6 4.e3 (4.Nf3 d5+-) 4...Bf5 (4...e5 5.Nc3+-) 5.Qf3 (5.Nf3 e5+-) 5...c6 (5...d5 6.Nc3 c6 7.b5+-) 6.Bb5! Qd7 (6...cb5 7.Qd5 Double attack (7.Qa8 Pinning; 7.Qa8 Deflection; 7.Qd5 Decoy)) 7.Be2 (7.Bd3 Bd3 8.cd3 d5+-) 7...a6 (7...Bc2 8.Nc3 d5 9.Rc1+-) 8.e4 Qe6 (8...Be6+-) 9.ef5 gf5 (9...Qf5 10.Qe3 Nd7 11.Qc3+-) 10.Nh3 (10.Bd4 Qe4 11.Qe4 fe4 12.Bb6 Nd7+-) 10...Ra7 (10...Qg6 11.Nf4 Qh6 12.b5 ab5 13.Bb5+-) 11.Ng5 (11.Kd1!? Qg6+-) 11...Qe5 (11...Qg6 12.h4 h6+-) 12.Be5 (12.Be5 de5 13.Qf5+-) 1–0. GuestBKVF – GuestZMCH,, 2018.

3.Bh8+- c5 4.bc5 dc5 5.Bb2 Nc6 6.e4 f6 7.Nf3 e5 8.h3 a6 9.Be2 Nd4 10.0-0 Bh6 11.c3 Nf3 12.Bf3 f5 13.ef5 Bf5 14.Re1 Qg5 15.Re5 Kf8 16.Bg4 Bb1 17.Rg5 (17...Bg5 18.Rb1+-; 17.Qb1?! Qe5 18.d4 Qc7+-) 1–0. gtate (1930) – danielro (2185), net–, 2005.

3.Bh8+- e5 4.e3 f5 (4...Be7+-) 5.Be2 (better 5.Nc3+-) 5...Nh6 6.d4 (6.Bb5 c6 7.Bc4 d5 8.Be5 dc4+-) 6...Nf7 7.Be5! de5 (7...de5 8.c3 Decoy; 7...Ne5 8.de5 Combination) 8.a3 Bg7 (8...Be6 9.Nf3+-) 9.Nf3 ed4 (9...a6+-) 10.c3?? (10.ed4 a5 11.b5 c5 12.bc6 Nc6+-) 10...Nc6? (better 10...de3 11.fe3 Qd1 12.Kd1 a5+-) 11.ed4 (11.cd4 f4+-) 11...Be6 12.Bb5 (12.0-0 Qd7+-) 12...a6?! (12...Qd6+-) 13.Bc6 bc6 14.0-0 Kf8 15.Re1 Bd5 16.Nbd2 Ng5 (16...a5 17.c4 Bf3 18.Nf3+- (18.Qf3?! ab4 19.ab4 Ra1 20.Ra1 Bd4+-; 18.gf3?! Bd4 19.Rc1 Bb2+=)) 17.Ne5 Ne4 (17...Nf7 18.Ndc4+-) 18.Ne4 Be4 19.f3 Bd5 20.Qd2 (20.Qd3 Qd6+-) 20...Be5 (20...a5 21.Qd3+-) 21.Re5 Qf6 (21...a5 22.ba5 c5 23.Rb1+-) 22.Rae1 (22.Qh6 Kg8+-) 22...f4 (22...Kg8 23.Qf4+-) 23.Qe2 Kg7 (23...Bf7 24.a4+-) 24.Re7 Kh6 25.Rc7 Rf8 (25...Qd6 26.Rb7+-) 26.Qe7 (26.Qa6!? Rf7 27.Qa7 g5+-) 26...Rf7 (26...Qe7 27.Ree7 Rh8 28.h4+-) 27.Qf6 Rf6 28.Ree7 Bg8 (28...g5 29.Rh7 Kg6 30.h4 gh4 31.Rcg7 Kf5 32.Rh4+-) 29.Kf2 (better 29.Ra7 g5+-) 29...Re6 (29...g5 30.Rg7 Rf8 31.h4 gh4 32.Rg4+-) 30.Rg7 (30.Re6 Be6 31.Rc6 Bf5+-) 30...Re3 (30...Re8+-) 31.Rg8 Rc3 1–0. GuestKVTS – GuestGGMS,, 2016.

3.Bh8+- f6 4.e3 Nc6 5.b5 Ne5 6.f4 Nf7 7.Nf3 (7.Bf6 Nf6 8.Nf3 e5+-) 7...Nh8 8.Nc3 (8.d4 e5+-) 8...Bd7 (8...Nf7 9.Be2+-) 9.Bc4 (9.Be2 Nf7+-) 9...Nh6 (9...e6 10.e4+-) 10.Nd4 c5 (10...Bg4 11.Be2 Bc8 12.0-0+-) 11.bc6! bc6 (11...bc6 12.Ne6 Combination; 11...Bc6 12.Qb1 Decoy) 12.Ne6 Be6 13.Be6 f5 (13...d5 14.Ne2+-) 14.Qe2 Bg7 (14...d5 15.Qa6 Qd6 16.Bc8+-) 15.Qc4 Qc7 (15...c5 16.Rb1+-) 16.Rb1 c5 17.Qb5 Kf8 18.Nd5 Qd8 19.Qb7 N8f7 20.Nc7 1–0. Marcus – 5937, internet, 2018.

3.Bh8+- f6 4.e3 Bf5 5.d3 (5.Nc3 d5+-) 5...Nc6 6.b5 (better is 6.c3+-) 6...Ne5 7.e4 Be6 8.d4 Nc4?? (8...Nf7+-) 9.d5 Bd7 10.Bc4 a6 (10...Nh6 11.Nf3+-) 11.b6 (11.ba6!? b5 12.Be2 Nh6+-) 11...cb6 (11...Nh6 12.Nd2 cb6 13.Ngf3+-) 12.Nc3 (better is 12.h4 b5 13.Bd3 Nh6+-) 12...b5 (12...Rc8 13.Bd3 Rc3 14.Ne2+-) 13.Bd3 Qa5 (13...Nh6 14.Qf3 Nf7 15.Bf6 ef6 16.Nge2+-) 14.Qd2 (better is 14.Nge2 Nh6+-) 14...Nh6 (14...Bh6 15.Qd1 Qc3 16.Kf1+-) 15.Nge2 Ng4 (15...Nf7 16.Bf6 ef6 17.0-0+-) 16.h3 (better is 16.f4 Nh6 17.e5 b4+-) 16...Ne5 17.0-0 Nd3 (17...Nf7 18.Bf6 Bh6 19.f4 ef6 20.Rab1+-) 18.Qd3 (better is 18.cd3!? Kf7+-) 18...Bh6 (18...Kf7 19.e5 fe5 20.Ne4+-) 19.f4 (19.Qg3!? 0-0-0 20.Qh4 Bd2 21.Bf6 ef6 22.Qf6 Qc7+-) 19...0-0-0 (19...b4 20.Nd1 Bb5 21.Qf3+-) 20.Bf6 ef6 21.Nd4 Qb6 22.Rfb1 (better is 22.Kh1!? Re8+-) 22...Bf4 23.a4 Be5 24.ab5 (better is 24.Nce2 Qc5 25.Ra3+- (< 25.ab5 Bb5 26.Rb5 ab5+-)) 24...Bd4?? (better is 24...Qd4 25.Qd4 Bd4 26.Kf1 Bc3=+) 25.Kh1+- Bb5 26.Nb5 (26.Rb5?! ab5 27.Rb1 Kd7+/–) 26...ab5? (26...Ba1 27.Qc4 (27.Ra1?! Qb5 28.Qc3 Qc5 29.Qf6 Re8+=) 27...Kd7 28.Qa4 (28.Ra1?! Qb5 29.Qb5 ab5=) 28...ab5 29.Rb5+- (29.Qa1?! Re8=)) 27.Ra8 (better is 27.c3!? Bc5 28.Rb5 Qc7+-) 27...Kd7 28.Rd8 Kd8 29.Rb5 Qc7 (29...Qa7 30.Rb1 Be5+-) 30.Qd4 Qc2 (30...Kc8+-) 31.Qf6 Ke8 32.Qh8 Kf7 (32...Kd7 33.Rb7 Qc7 34.Qh7 Ke8 35.Qc7 g5 36.Qe7) 33.Rb7 (33…Qc7 34.Rc7) 1–0. kamera – tommysmith (1650),, 2002.

3.Bh8+- f6 4.e3 Kf7 5.Nf3 Nh6 6.c4 Kg8 7.Bf6! ef6 8.Be2 Bg7 (8...c5 9.a3+-) 9.Nc3 f5 (9...c5 10.Rb1+-) 10.0-0 Nc6 (10...c5 11.a3+-) 11.b5 d5 (11...Ne7+-) 12.bc6 dc4 (12...bc6 13.d4+-) 13.Bc4 Kf8 (13...Kh8 14.d4+-) 14.Qb3 (better 14.d4+-) 14...Qd6 (14...bc6 15.d4+-) 15.h3 (15.cb7!? Bb7 16.Qb7 Re8+-) 15...Bc3 (15...Qc6 16.Ng5+-) 16.Qc3 (16.cb7 Bb7 17.Qb7 Re8 18.dc3 Qc5+-) 16...Be6 (16...Nf7 17.Bf7 Kf7 18.Qb3 Be6 19.Ng5 Kf6 20.Ne6 Qe6 21.Qc3 Qe5 22.cb7+-) 17.Qh8 (better 17.Be6 Qe6 18.cb7 Rb8 19.Qc7 Rb7 20.Qb7 Qe7 21.Qb8 Qe8 22.Qa7 Qe7 23.Qe7 Ke7+-) 17...Ng8 18.Be6 Qe6 19.Ng5 (better 19.cb7 Rb8 20.Rab1+-) 19...Qf6 (19...Qe7 20.Nh7 Kf7 21.cb7 Rb8+-) 20.Nh7 Kf7 21.Nf6 Nf6 22.Qa8 bc6 23.Qc6 (23.Qc6 Ne4 24.Qc7 Kf6 25.Rac1 Nc5 26.Rc5 f4 27.Qe5 Kf7 28.Rc7 Kf8 29.Qh8) 1–0. GuestJXNB – GuestXBLM,, 2019.

3.Bh8+- f6 4.e3 Nh6+-.

3.Bh8+- f6 4.e4 e6+-.

2.c3 a6

3.a4 b6 4.e4 h6 5.d4 e6 6.Bd3 Bb7 7.Nf3 g6 8.0-0 Bg7 9.Bf4 Nd7 10.Na3 Ne7 11.Nc4 0-0 12.Nh4 Nc6 13.Qd2 Qh4 14.g3 Qh5 15.Be2 Qh3 16.Ne3 Ne7 17.Ng2 Be4 18.Nh4 g5 19.f3 gh4 20.fe4 hg3 21.hg3 Ng6 22.Rf2 Nf4 23.Qf4 f5 24.Rh2 fe4 25.Qf8 Rf8 26.Rh3 Nf6 27.Rf1 Kh7 28.Bh5 e5 29.de5 de5 30.Rf5 Nh5 31.Rf8 Bf8 32.Rh5 Bd6 33.Kf2 Kg6 34.Rh4 Kg5 35.Ke3 h5 36.Ke4 a5 37.b5 Kg6 38.c4 Kg5 39.Kd5 Kg6 40.g4 hg4 41.Rg4 Kf5 42.Re4 Kf6 43.Rh4 Kf5 44.Re4 Kf6 45.Rh4 Kf5 46.Rh8 e4 47.Re8 e3 48.Re3 Kf4 49.Rh3 Kf5 50.Rh5 Kf6 51.Rh8 Ke7 52.Rh2 Kd7 53.Rd2 Kc8 54.Rd1 Kb7 55.Rh1 Ka7 56.Rh3 Kb7 57.Rh5 Ka7 58.Rh6 Kb7 59.Rd6 cd6 60.Kd6 Ka7 61.c5 bc5 62.Kc5 Kb7 63.b6 Kb8 64.Kb5 Kb7 65.Ka5 Kb8 66.Kb5 Kc8 67.a5 Kb8 68.a6 Ka8 69.a7 Kb7 70.Ka5 Ka8 71.Kb5 Kb7 72.Kc5 Ka8 73.Kb5 ½–½. martenkaa91 – lacipesca, kurnik, 2012. (=1.c3 d6 2.b4)

3.a4 h6 4.a5 Qd7 5.d4 b5 6.e4 e6 7.f3 f6 8.Bd3 Qe7 9.Ne2 c6 10.0-0 Bd7 11.Be3 g5 12.Na3 Qf7 13.f4 g4 14.Ng3 h5 15.h3 Qh7 16.hg4 hg4 17.e5 Qh2 18.Kf2 Qh6 19.f5 Qg7 20.ef6 Nf6 21.fe6 Be6 22.Rh1 Rh1 23.Qh1 Kd7 24.Nf5 Bf5 25.Bf5 Kc7 26.c4 Nbd7 27.cb5 cb5 28.Rc1 Kb7 29.g3 Nd5 30.Qd5 Kb8 31.Qd6 Bd6 32.d5 Qb2 33.Nc2 Qf6 34.Bf4 Bf4 35.gf4 Qf5 36.Kg3 Kb7 37.Nd4 Qd3 38.Kg4 Qd4 39.Re1 Qg7 40.Kf3 Rg8 41.Re4 Qg2 42.Ke3 Qg3 43.Kd4 Qg7 44.Ke3 Qc3 45.Ke2 Qc2 46.Ke3 Rg3 47.Kd4 Qc3 0–1. martenkaa91 – katarynka49, kurnik, 2012. (=1.c3 d6 2.b4)

3.Bb2 Bf5 4.Na3 e5 5.e3 Be7 6.Ne2 Bf6 7.Ng3 Bg6 8.Be2 h5 9.e4 h4 10.Nf5 Qd7 11.Bg4 Bf5 12.Bf5 Qe7 13.d4 g6 14.Bh3 ed4 15.cd4 Qe4 16.Qe2 Qe2 17.Ke2 Nd7 18.Rhe1 0-0-0 19.Kf1 Kb8 20.Rab1 Nb6 21.b5 ab5 22.Nb5 Nc4 23.Bc3 c6 24.Rb4 cb5 25.Rb5 Ne7 26.Reb1 b6 27.a4 Nf5 28.a5 Na3 29.Rb6 Ka7 30.Rb7 Ka8 31.a6 Nb1 32.Rb1 Rb8 33.Rd1 Rhc8 34.g3 Rc3 35.Bg2 Ka7 36.Bb7 Nd4 37.gh4 Bh4 38.Rd4 Rc1 39.Kg2 Be7 40.Rf4 f6 41.Rh4 Rb7 42.ab7 Kb7 43.Rh7 Rc7 44.Rg7 g5 45.h4 gh4 46.Rg4 f5 47.Rb4 Kc6 48.f4 d5 49.Rb1 Kd6 50.Rb6 Rc6 51.Rb8 d4 52.Rb1 d3 53.Rd1 Rc2 54.Kf3 Rc3 55.Kg2 Kd5 56.Re1 Bd6 57.Rh1 d2 58.Rd1 Rd3 59.Kf2 Bf4 60.Ke2 Rd4 61.Kf3 h3 62.Kf2 h2 63.Kg2 Kc4 64.Kh1 Kc3 65.Rd2 Kd2 66.Kg2 Ke2 67.Kh1 Rd1 68.Kg2 h1Q 0–1. jarmuta – sufletdegaina, kurnik, 2012.

2.c3 c6

3.Bb2 (--> 1.b4 c6 2.Bb2 d6 3.c3).

3.Nf3 h6 4.d4 Nf6 5.e3 e6 6.Bd3 Be7 7.e4 0-0 8.0-0 a5 9.ba5 Qa5 10.c4 Nh7 11.Nbd2 Qc3 12.Nb3 f5 13.ef5 ef5 14.Re1 Bf6 15.Bf4 Qb4 16.a3 Ra3 17.Ra3 Qa3 18.c5 Bd7? 19.Qc2 d5 20.Ra1 Qb4 21.Bd2 Qd2 22.Nbd2 Bg5 23.Ra7 Bd2 24.Qd2 Bc8 25.Qf4 Nd7 26.Bf5 Nb8 27.Bh7 1–0. COMP – NN, 2003.

2.c3 Qd7

3.Bb2 Nc6 4.e3 b6 (4...e5 5.d4=) 5.Nf3 Bb7 (5...e5 6.b5 Nce7 7.Be2=) 6.a3 a6 7.d4 0-0-0 (7...e5 8.d5 Nce7 9.c4+=) 8.Bd3 Na7 (8...e5 9.Qc2 Nce7 A) 10.Bh7 Nf6 11.Ng5 A1) worse is 11...Bg2 12.Rg1 Qg4 13.de5 de5 14.Nf7 Rh7 15.Nd8 Kd8 16.c4–/+; A2) 11...Nh7?! 12.Nf7 Bg2 13.Rg1= (worse is 13.Nh8 Ng5–/+); A3) 11...Qg4 12.Nf7 Rh7–+; B) 10.de5?! Qg4 11.Bf1 Bf3 12.gf3 Qf3 13.Ba6 Kb8+=; C) 10.Nbd2+/–) 9.Nbd2 (9.Qe2 Qa4+/–) 9...Kb8 (9...e6 10.0-0+/–) 10.0-0 f6 11.h4 (11.a4 g5+/–) 11...g6 12.g3 (12.Qe2 Qa4+/–) 12...h5 (12...e6 13.a4+=) 13.Kh2 (13.Qe2 Qa4+/–) 13...Bh6 (13...g5 14.Qe2 Qa4 15.hg5+/–) 14.Qc2 e5 15.de5 fe5+= 16.e4 Rh7 17.Rac1 Rc8 18.Rfd1 Rf7+= 19.c4? Rh7?? 20.c5+/– dc5? 21.bc5 Nc6 22.Qb1 Ka8 23.cb6+- cb6 24.Rc3 Rb8 25.Rdc1 Na7? 26.Qc2 Nc8? 27.Rc8?? Rc8+= 28.Qc8?? Qc8 29.Rc8+= Bc8 30.Nc4 Rb7 31.Bc3 Bg7 32.a4 Increasing the pressure on the isolated pawn on e5 32...Ne7 33.a5 ba5+= 34.Na5 Rb5?? 35.Bb5+/– ab5 36.Nd2 Kb8 37.Nab3 Nc6+= 38.f3 b4 39.Bb2 Bf8 40.Nc1 Be7 41.Ne2 g5 42.hg5 Bg5+= 43.g4?? hg4–+ 44.fg4 Bd2 45.Kg3 b3 0–1. Fournier,Frederic (1930) – Darthsito (2200), Active Blind, 2008.

3.Bb2 e6 4.a3 Nc6 5.e3 b6 (5...Nf6 6.c4=) 6.Nf3 Bb7 7.d4 0-0-0 (7...Nf6 8.Bd3+=) 8.Bd3 Nce7 9.Nbd2 f6 10.0-0 g6 (10...g5 11.a4+/–) 11.Qc2 h5 (11...g5 12.c4+/– (worse is 12.Bh7 g4 13.Ne1 f5–/+)) 12.Rac1 (12.a4 d5+/–) 12...Bh6 (12...h4 13.c4+=) 13.Rfe1 (13.c4 g5+/–) 13...Rh7 (13...g5 14.c4+=) 14.e4 (14.c4 Bg7+/–) 14...f5 15.e5 (15.c4 Nf6 16.Rcd1 Kb8+/–) 15...de5 (better is 15...Bf3 16.ed6 Qd6 17.Nf3 Bc1 18.Bc1 Nd5+=) 16.de5?? (16.Ne5 Qd6+/–) 16...Be4 (better is 16...Qd3 17.Qd3 Rd3–+) 17.Ne4 (better is 17.Be4 fe4 18.Qe4+-) 17...fe4? (17...Bc1 18.Ba6 Kb8 19.Nf6 (19.Qc1?! fe4 20.Re4 Nf5=) 19...Nf6 20.ef6 Bb2 21.fe7 Qe7 22.Qb2+-) 18.Be4?? Bc1+= 19.Bc1 c5? 20.Bb2 Qc7?? 21.h3 cb4 22.ab4 Kb8?? 23.Qb3 Rf7 24.Ra1 Nf5? 25.Bf5 gf5 26.Nd4 Rc8 27.Qa2?? Rg7?? 28.Qa7?? Qa7–+ 29.Ra7 Ra7 30.Nc6 Rc6 (30...Rc6 31.b5 Rc5–+) 0–1. Fournier,Frederic (2030) – SupReMoDaRtH (2015), Active Blind, 2008.

3.Bb2 e6 4.e3 Nc6 5.Nf3 b6 (5...e5 6.b5 Nd8 7.d4=) 6.Be2 Bb7 7.d4 Nd8 8.Nbd2 (8.Bd3 a5+=) 8...f6 (8...Nf6 9.c4+=) 9.Bd3 Nf7 10.Qc2 g6 11.0-0 h5 (11...c5 12.a4+=) 12.a4 (12.Bg6 d5+-) 12...Bh6 (12...g5 13.e4+/–) 13.Rfe1 (13.Bg6!? Ne7+-) 13...g5+/– 14.h3 (better is 14.a5!?+/–) 14...g4= 15.hg4 (15.Nh4 Ne7=) 15...hg4+= 16.Ne5?? (better is 16.Nh4 Bg5 17.Ng6=) 16...Bg7 (better is 16...fe5 17.c4 Bg7–+) 17.Nd7+- Kd7 18.Be2 c6 19.Nf1 Ne7 20.Ng3 Rag8 21.c4 f5 22.c5 d5 23.a5 b5 24.Rad1 Bh6 25.Bd3 Bg5 26.Bf5! ef5 27.Nf5 Nf5 28.Qf5 Kd8 29.f4 Bh6 30.Re2 Bc8 31.Qd3 Kc7 32.Bc1 Nd8 33.Bd2 Rf8 34.Be1 Re8 35.Bg3 Bg7 36.Kf2 Rhf8 37.Ree1 Re7 38.Rh1 Rfe8 39.Rh2 Nf7 40.Rdh1 Nh6 41.Rh6 Bh6 42.Rh6 Bf5 43.Qd1 Re3 44.Qd2 Re2 45.Qe2 Re2 46.Ke2 a6 47.Bh4 Kd7 48.g3 (48.g3 Be4 49.Rf6 Bf3 50.Ke3+-) 1–0. Fournier,Frederic (1945) – imyourfather (1870), Active, 2009.

3.Nf3 e5 =.

2.c3 Nd7

3.a3 e5 4.d3 f5 5.e3 Ngf6 6.g3 Be7 7.Bg2 0-0 8.Nf3 c6 9.Ng5 Nb6 10.0-0 h6 11.Nf3 Be6 12.Bb2 Bf7 13.Nbd2 Bh5 14.Qc2 Rc8 15.Rab1 Ng4 16.Ba1 g5 17.c4 Bg6 18.Qb3 Kh7 19.a4 Nd7 20.a5 b6 21.a6 c5 22.b5 h5 23.Qb2 Bf6 24.Qc1 f4 25.ef4 ef4 26.Ne4 Be4 27.de4 fg3 28.hg3 Nde5 29.Rd1 Nf3 30.Bf3 Ba1 31.Bg4 Bd4 32.Bf5 Kg7 33.Qd2 Qf6 34.Rf1 Rg8 35.Rb3 Kh6 36.Rd3 Qe5 37.Kg2 Rcf8 38.f3 Rf6 39.Rh1 Rf5 40.ef5 Qf5 41.g4 Qe5 42.Rh5 Kg6 43.Rg5 Qg5 44.Qg5 Kg5 45.Kf1 Rh8 46.Rd2 Rh1 47.Ke2 Rh2 48.Kd3 Rd2 49.Kd2 Kf4 50.Ke2 Be3 51.Kd3 Kf3 52.g5 Bg5 53.Kc3 Bf6 54.Kd3 Kf4 55.Ke2 Ke4 56.Kd2 Kd4 57.Kc2 Kc4 58.Kb1 Kb5 59.Kc2 Ka6 60.Kb3 b5 61.Kc2 d5 62.Kd3 c4 0–1. mzs78 – matiasz1 (1830), kurnik, 2012. (=1.c3 d6 2.b4)

3.Bb2 Ngf6 4.d3 e5 5.Nd2 g6 (5...Be7 6.Ngf3=+) 6.e3 Bg7 7.f3 (7.Ngf3!?=) 7...0-0=+ 8.Ne2 d5 9.g3 Re8 10.Bg2 b6 (10...c6 11.Qc2-/+) 11.e4 de4 12.fe4 c5 (12...a5 13.0-0=+) 13.0-0= cb4 14.cb4 Ba6 15.Nc4 Rc8 (15...b5 16.Ne3=) 16.Rc1?? (better 16.Nd6+-) 16...Qe7 17.Ba3 (17.Qa4 Bc4 18.Rc4 Qd6=) 17...Bc4 (17...b5 18.Ne3=+) 18.dc4= a5 19.ba5?? (better 19.Qb3 Bf8 20.Rb1=+) 19...Qa3-+ 20.ab6 Nb6 21.c5 Rc5 22.Rc5 Qc5 23.Kh1 Ng4 24.Qe1 Ne3 (24...Nc4!? 25.h3 Nge3 26.Qf2-+) 25.Qf2 f6 26.Rc1 Nbc4 27.Rc4 Qc4 28.Qe3 Rd8 29.Qb3 (29.Bf1 Qa2 30.Nc3 Qd2-+) 29...Qb3 30.ab3 Rd2 (30...Rd1 31.Ng1-+) 31.Bf3 (31.Bf1 Kf8-+) 31...Rd3 32.Kg2 Rb3 33.Bg4 Rb2 (33...Kf7 34.h4-+) 34.Kf2 (34.Be6 Kf8 35.Kf3 Ke7-+) 34...h5 35.Be6 Kf8 36.Bd5 Ke7 37.g4 (37.Kf3-+) 37...hg4 38.Bc4 f5 39.Bd5 (39.Kg3 Bh6-+) 39...Kf6 40.ef5 gf5 41.Ke1 f4 42.Bc4 f3 43.Nc3 (43.Ng3 Rh2 44.Nf1 Rg2-+) 43...Rh2 44.Ne4 (44.Bd5 Kg5 45.Bb7 Rc2 46.Ne4 Kf4-+) 44...Kg6 (44...Kf5!? 45.Bd5-+) 45.Bd3 Rg2 (45...Kf5 46.Kd1-+) 46.Nf2 (46.Bf1 Rb2 47.Bd3 Kf5 48.Nc3 Kf4 49.Nd5 Kg5-+) 46...Kg5 47.Bf1 Kf4 48.Bg2 (48.Nd1 Rg1 49.Nc3-+) 48...fg2 49.Nd3 Kg3 (49...Ke3 50.Kd1 Kd3 51.Kc1 g1Q 52.Kb2 Qb6 53.Ka3 Kc3 54.Ka4 Qb4) 50.Nf2 g1Q 51.Ke2 (51.Kd2 Qf2 52.Kc3 Qc5 53.Kb2 e4 54.Kb3 Qb5 55.Kc2 Qd3 56.Kc1 Qb3 57.Kd2 Kf2 58.Kc1 Bh6) 51...Qf2 52.Kd3 Qf4 (52...Qc5 53.Ke4 Qc4 54.Kf5 Qf7 55.Kg5 Qf6 56.Kh5 Qf5) 53.Ke2 (53.Kc3 Qa4 54.Kb2 e4 55.Kc1 Qb3 56.Kd2 Kf2 57.Kc1 Bh6) 53...Kh2 (53...Qc4 54.Kd1 Bh6 55.Ke1 Kf3 56.Kd1 Qe2) 54.Ke1 (54.Kd3 Qd4 55.Kc2 Qc4 56.Kd2 Bh6 57.Ke1 Kg2 58.Kd1 Qd3 59.Ke1 Qd2) 54...g3 (54...Qc1 55.Ke2 e4 56.Kf2 Bc3 57.Ke2 Qe1) 55.Ke2 g2 56.Ke1 (56.Kd3 g1Q 57.Kc2 Qgc1 58.Kd3 Qfe3) 56…g1Q (56...g1Q 57.Ke2 Qfe3) 0-1. kiketf (2445) - opperwezen (2830), GM Andrew Tang Hyper Celebration, 2018. (=1.c3 d6 2.b4 Nd7)

3.Bb2 Ngf6 4.d4 e5 5.Nd2 e4 6.e3 d5 7.Be2 c6 8.c4 (better 8.a3!?=+) 8...Bb4-/+ 9.cd5 (9.a3 Ba5-/+) 9...cd5 (9...Nd5 10.a3 Ba5 11.Qc2-+) 10.Rc1 Bd6 11.a3 Qe7 12.a4 0-0 13.Rb1 Nb6 14.f3? (14.Qb3 Bd7 15.a5 Na4-+) 14...Nc4! 15.f4?? (15.Nc4 ef3 Decoy; 15.Bc4 dc4 Passed pawn) 15...Ne3-+ 16.Qc1 Ng2 17.Kf1 Nf4 18.Ke1 (18.Nb3 Ng4 19.Bg4 Bg4 20.Qe3-+) 18...e3 (better 18...Ng4!? 19.Bg4 Nd3 20.Kd1 Bg4 21.Ne2 Nc1 22.Rc1-+) 19.Ndf3 Ne2 (better 19...Ne4 20.Kf1 Nf2 21.Ne5 Nh1 22.Qe3-+) 20.Ne2 Bg4 (better 20...Qe4 21.Rf1 Bh3 22.Nc3-+) 21.Ne5 Be5 (21...Bf5 22.Ra1 Ne4 23.Qe3-+) 22.de5 Ne4 23.Nd4 (23.Qe3 Qb4 24.Kf1 Nd2 25.Kf2 Nb1 26.Rb1-+) 23...Qh4 24.Kf1 Qf2 0-1. Danippov (2065) - opperwezen (2450),, 2020.

3.e3 e5 4.Nf3 g6 5.Bb2 Bg7 6.Qc2 Ne7 7.Be2 0-0 8.h3 f5 9.d3 h6 10.e4 f4 11.Nbd2 a5 12.b5 c6 13.bc6 bc6 14.Ba3 Nf6 15.0-0 c5 16.c4 g5 17.Nb3 Ng6 18.Nh2 h5 19.Bf3 g4 20.hg4 hg4 21.Be2 Nh4 22.g3 fg3 23.fg3 Ng6 24.Qd2 Nh5 25.Bg4 Ng3 26.Rf3 Qh4 27.Rf8 Kf8 28.Qf2 Kg8 29.Bc8 Rc8 30.Nd2 Rf8 31.Qg2 Nf4 32.Ndf3 Nge2 33.Kh1 Ng2 34.Nh4 Nh4 35.Re1 Nd4 36.Bc1 Nhf3 37.Nf3 Rf3 38.Bg5 Rd3 39.Rb1 Nf3 40.Be7 Kf7 41.Bd8 Bf6 42.Ba5 Kg6 43.Rb6 Be7 44.Rb7 Ra3 45.Bc7 Kf6 46.Bb6 Ra2 0–1. martin78ns – deres54 (1655), kurnik, 2012. (=1.c3 d6 2.b4)

2.c3 Bf5

3.a4 Bb1 4.Rb1 e5 5.a5 a6 6.Ba3 c6 7.d4 d5 8.de5 Qg5 9.Qd4 f6 10.Nf3 Qf5 11.Qb6 Qb1 12.Kd2 Qa2 13.Kd3 Qa3 14.Qb7 Be7 15.Qa8 Qb3 16.Qb8 Kf7 17.Nd2 Qa2 18.Qc7 h5 19.Qc6 Qa3 20.Qd5 Kf8 21.Qa8 Kf7 22.Qa6 Bb4 23.Qc4 Ke7 24.Qb4 Qb4 25.cb4 Nh6 26.Kc3 Nf5 27.e3 Rc8 28.Kb3 fe5 29.Bd3 Nd6 30.Bg6 h4 31.h3 Kf6 32.Bd3 Kg5 33.Ne4 Ne4 34.Be4 Rd8 35.Kc3 Rc8 36.Kb3 Rf8 37.f3 Rc8 38.Rd1 Kf6 39.a6 Rc7 40.Ra1 Ra7 41.b5 Ke6 42.b6 Rd7 43.b7 Rd6 44.b8Q 1–0. martenkaa91 – mietek674, kurnik, 2012. (=1.c3 d6 2.b4)

3.Bb2 e6 4.Na3 Nf6 5.e3 e5 6.h3 h6 7.Bb5 c6 8.Be2 Be7 9.Nf3 0-0 10.Nh4 Bh7 11.0-0 Nd5 12.Nf3 Nd7 13.Nc2 N7b6 14.a4 a5 15.b5 cb5 16.Bb5 Nc7 17.Be2 Bf6 18.d4 e4 19.Nh2 d5 20.f3 Bh4 21.f4 Bg3 22.Ng4 h5 23.Nf2 Bf2 24.Rf2 g6 25.Na3 Qh4 26.c4 dc4 27.Bc4 Nc4 28.Nc4 Nd5 29.Qd2 Rac8 30.Ne5 f6 31.Nd7 Rf7 32.Nc5 g5 33.Qa5 Ne3 34.Qd2 Nd5 35.Ne4 Be4 36.fg5 fg5 37.Rf7 Kf7 38.Rf1 Nf4 39.Rf2 Kg6 40.d5 Nd5 41.Qd4 Rc2 42.Qg7 1–0. jarmuta – sjakktor, kurnik, 2012.

2.c3 f6

3.a3 e5 4.Bb2 b6 5.d3 c6 6.e3 Ne7 7.Nd2 a5 8.g3 ab4 9.ab4 Ra1 10.Ba1 Qc7 11.Bg2 Bb7 12.Ngf3 c5 13.bc5 dc5 14.0-0 Nbc6 15.Qb3 Na5 16.Qb1 Bd5 17.c4 Be6 18.Nb3 Nac6 19.Nfd2 Nb4 20.d4 Ng6 21.d5 Bd7 22.Ne4 Bd6 23.Nd6 Qd6 24.Nd2 Kf7 25.Ne4 Qb8 26.Qb3 Ne7 27.Bc3 Nf5 28.Bb4 cb4 29.Qb4 g6 30.Rb1 h5 31.Qb6 Qb6 32.Rb6 Rd8 33.c5 Ba4 34.d6 Bc2 35.Rb7 Ke6 36.Nc3 Bb3 37.Rb3 Rc8 38.Bd5 Kd7 39.Rb7 Kd8 40.c6 Nd6 41.Rd7 Ke8 42.Rd6 f5 43.Re6 Kf8 44.Re5 Ra8 45.Nb5 Ra1 46.Kg2 Rb1 47.c7 Rc1 48.Nd6 Rc7 49.Re8 Kg7 50.Re6 Rc5 51.Ne8 Kh6 52.Ba2 h4 53.Ra6 hg3 54.hg3 1–0. mzs78 – ebolowa, kurnik, 2012. (=1.c3 d6 2.b4)

3.a3 e5 4.Bb2 c6 5.d3 Be6 6.e3 Ne7 7.Nd2 Qd7 8.g3 Na6 9.Bg2 Nc7 10.Ngf3 Bh3 11.0-0 Bg2 12.Kg2 g5 13.c4 h5 14.d4 h4 15.de5 de5 16.Ne4 hg3 17.Nf6 Kf7 18.Nd7 Rd8 19.Nde5 Ke8 20.Qc2 gf2 21.Rf2 Ne6 22.Nc6 Nc6 23.Bh8 Ne7 24.Bf6 Kf7 25.Be7 Be7 26.Ng5 Kg8 27.Ne6 Rd6 28.Qg6 1–0. mzs78 – ebolowa, kurnik, 2012. (=1.c3 d6 2.b4)

2.c3 g6

3.d3 Bh6 4.Bh6 Nh6 5.Nd2 b6 6.g3 Bb7 7.Ngf3 Nd7 8.Bg2 Ng4 9.0-0 h5 10.Qb3 e6 11.a4 h4 12.c4 hg3 13.fg3 Bf3 14.Nf3 Ne3 15.Qc3 e5 16.Rf2 Ng2 17.Kg2 Qe7 18.Rh1 f5 19.e4 Nf6 20.d4 Ne4 21.Qb2 Nf2 22.Qf2 0-0-0 23.de5 de5 24.Re1 e4 25.Nh4 Qb4 26.Ng6 Rd2 27.Re2 Rhd8 28.Qf5 Kb8 29.Qe4 Re2 30.Qe2 Rd2 31.Nf4 Re2 32.Ne2 Qc4 33.Kf3 Qa4 34.h4 b5 35.h5 b4 36.Nf4 b3 37.h6 Qc6 38.Kg4 Qh6 39.Kf5 b2 40.g4 b1Q 41.Ke5 Qb5 0–1. mzs78 – gregorb, kurnik, 2012. (=1.c3 d6 2.b4)

3.e3 Bg7 4.Bb2 Nc6 5.Be2 Bf5 6.Na3 a6 7.Nf3 Bg4 8.Nd4 Be2 9.Ne2 Nf6 10.h3 0-0 11.Nc2 Ne5 12.d4 Nc4 13.Bc1 b5 14.0-0 Ne4 15.f3 Nf6 16.e4 e5 17.Na3 ed4 18.cd4 d5 19.e5 Nd7 20.Nc4 bc4 21.f4 c6 22.Nc3 Qb6 23.a3 a5 24.Rb1 ab4 25.Rb4 Qa5 26.Qd2 Rfb8 27.Ra4 Qc7 28.Ra8 Ra8 29.Qb2 Nb6 30.Bd2 Na4 31.Ne2 Nb2 32.Bb4 Nd3 33.Rb1 Nb4 34.ab4 Ra2 35.Nc3 Rc2 36.Na4 Qa7 37.Nc5 Qa2 38.g4 Rg2 39.Kf1 Qf2 0–1. jarmuta – ellvlagnifico, kurnik, 2012.

2.Nc3 c6

3.Nf3 Nf6 4.h3 (4.e3 Nbd7+=) 4...g6= 5.e4 Bg7 6.Bb2 (6.Rb1 0-0=) 6...0-0 (6...Ne4 7.Bd3 Nc3 8.Bc3 Bc3 9.dc3-/+) 7.Bc4 (7.Bd3 Nbd7=) 7...b5 (7...Ne4 8.0-0-/+) 8.Bb3 (8.Bd3 a5 9.a3 Na6=+) 8...a5-/+ 9.a3 Qb6 (better 9...Ne4!? 10.0-0 Nd7-/+) 10.d4= a4 11.Ba2 Nbd7 12.g4 (12.0-0!?=) 12...Bb7=+ 13.0-0 c5 (13...e5 14.g5 Nh5 15.Ne2=+) 14.dc5 (14.bc5 dc5 15.e5 Ne8=) 14...dc5= 15.Qd2? (15.e5 cb4 16.ef6 Qf6 17.Qd7 Bf3-+ (17...bc3?! 18.Qb7 cb2 19.Rad1=+)) 15...c4 (15...cb4 16.Nd5 Nd5 17.Bg7 Kg7 18.ed5 ba3 19.Rab1-/+) 16.Rad1? (better 16.Rae1!? Rfd8 17.Qc1-/+) 16...Rad8 (16...Ne4 17.Qe1 Nc3 18.Bc3-+) 17.Qe2? (better 17.Nd4 Ne4 18.Ne4 Be4 19.Qe2-+) 17...Ne4! 18.Kg2?? (18.Ne4 Bb2 Pinning (18...Bb2 Deflection; 18...Bb2 Clearance)) 18...Nc3 19.Bc3 Bc3 20.h4 (20.Rd7 Rd7 21.Qe3-+) 20...Ne5 21.Kg3 Bf3 22.Rd8 Be2 23.Rf8 Kf8 24.Rh1 White intends h5 (24.Bc4 bc4 25.Kh2 Bf1 26.Kg3 Be1 27.Kh2 Qf2 28.Kh1 Qg2) 24...Ng4 25.h5 (25.Rf1 Be5 26.f4 Qe3 27.Kg2 Bf1 28.Kh1 Qd2 29.fe5 Qg2) 25...Qf2 26.Kh3 Qf3 27.Kh4 Bf6 0-1. valerypavlovich (2115) - ramesis (2545),, 2021.

3.Nf3 g6 4.e4 Bg4 5.d4 (5.h3 Bf3 6.Qf3 Nd7=) 5...Bg7 6.Bc4 Nd7 (6...e6 7.Be3=) 7.0-0 e6 8.Be3 Ne7 9.Be2 a6 10.h3 Bf3 11.Bf3 (< 11.gf3 c5 12.a3 Nc6=+) 11...Qc7 12.Bg5 (better is 12.Ne2+=) 12...0-0-0?? (better is 12...Qb6 13.Ne2 Qb4=) 13.Be7+- Rde8 14.Bg5 h6 15.Be3 f5 16.a4 e5 (16...g5 17.b5 f4 18.Bc1+-) 17.d5 Kb8 (17...c5 18.bc5 Nc5 19.Rb1+-) 18.dc6 Qc6 19.Qd3 f4 (19...Rc8 20.Bd2 d5 21.ed5+- (21.ef5?! e4 22.b5 ed3 23.bc6 Rc6+-; < 21.Qd5 Qd5 22.Nd5 Rc2+-)) 20.b5 ab5 (20...Qc7 21.Nd5 Qd8+-) 1–0. gtate (2150) – kcollins (2060), net–, 2006.

2.Nc3 g6

3.Bb2 Bg7 4.Qb1 (4.e4 Nf6 5.d4 0-0=) 4...e5 5.Nf3 Bg4 6.h3 Bf3 7.gf3 c6 8.Bg2 (8.f4 ef4 9.Nd5 Be5 (9...cd5? 10.Bg7 f6 11.Bh8+-) 10.Nf4 Nf6=) 8...Nf6 9.b5 Nbd7 (9...d5 10.bc6 bc6 11.Ba3=+) 10.Ba3 (10.f4 d5 11.e4 Ne4 12.Ne4 de4 13.Be4 0-0 14.bc6 bc6 15.Bc6 Rb8=+) 10...c5 11.e3 (11.Qb3 Qc7=+) 11...0-0 (11...d5 12.Qb3 c4 13.Qb2=+) 12.f4 (12.Qb3 Qc7=+) 12...ef4 13.Bb7 Rb8 14.Ba6 (14.Bf3-/+) 14...Nh5 (better 14...Ne8-+) 15.Qb3=+ fe3 16.de3 Ne5 (better 16...Qa5 17.Bb2 c4 18.Qc4 Nc5-+) 17.0-0-0= Qh4 18.Rd6 Qf2 (better 18...c4 19.Qa4 Qf2=+) 19.Kb1?? (better 19.Bc5 Ng3 20.Rhd1+/-) 19...Qe3 (19...c4 20.Qa4 Qe3 21.Nd5-/+) 20.Rhd1 (better 20.Nd5 Qe4 21.Rd1-/+) 20...Nf3 (20...c4 21.Nd5 Qe2 22.Ne7 Kh8-+) 21.Bc1?? (better 21.R6d3 Qf2 22.Ne4=) 21...Qc3-+ 22.Qc3 Bc3 23.R1d3 (23.R6d3 Nd4 24.Rc3 Nb5 25.Bb5 Rb5 26.Rb3 Rbb8-+) 23...Be5 24.Rd7 (24.R6d5 Nf6 25.Rc5-+) 24...Ng5 (better 24...Nd4 25.a4 Ra8-+) 25.Bg5+= f6 (25...c4 26.Rd1=) 26.Be3 Ng3? (26...c4 27.Rd1 f5 28.Ba7+/-) 27.Ra7 (better 27.Bc5!? Rf7 28.Ba7 Ra8+-) 27...Ne2 (27...Ne4 28.c4 f5 29.Bb7 Nc3 30.Rc3 Bc3 31.Bd5 Kh8 32.Bc5+-) 28.Rdd7 (28.c4!? Rbd8 29.Kc2+-) 28...Nc3+= 29.Kc1 Ne2?? (29...Na2 30.Kd2 Rfd8+/-) 30.Kb1 Nc3 31.Kc1 Ne2 32.Kd2 Rfd8 33.Ke2 Rd7 34.Rd7 Re8 35.Kd1 (35.Kd3 c4 36.Kc4 Bg3+-) 35...Bb2 (35...Bc3 36.Bf2 Re6 37.Bb7+-) 36.Bc5 Re5 37.Bd6 (better 37.Bf2 Rf5 38.Ke2 Re5 39.Kf1+-) 37...Rh5 (37...Rd5 38.Ke2 Be5 39.Rd8 Kf7 40.Be7 Rd8 41.Bd8+-) 38.Rd8 (better 38.b6!? Rd5 39.Ke2 Rd6 40.Rd6 Be5 41.Bc4 Kf8+-) 38...Kg7 (38...Kf7 39.b6 Rd5 40.Ke2 Rd6 41.Rd6+-) 39.Bf8 (39.b6 Rd5 40.Ke2 Rd6 41.Rd6 Be5 42.Rd7 Kf8+-) 39...Kf7 40.b6 Rh4 41.b7 Be5 42.Bd6 Rd4 43.Kc1 Bd6 44.b8Q (better 44.Rd6 Rb4+-) 44...Bf4 45.Kb2 (better 45.Kb1!? Bb8 46.Rd4 h5+-) 45...Bb8 46.c3 (better 46.Rd4 Be5 47.Kc3+-) 46...Rd2 (better 46...Rd8 47.Kc2 Re8-+) 47.Rd2+- Be5 (47...Ke7 48.Bc8 f5 49.Rd7 Kf6 50.a4+-) 48.a4 h5 (48...f5 49.Rd7 Ke6 50.Bc8+-) 49.Kb3 (49.a5 Bf4 50.Rd7 Ke6+-) 49...g5 50.Rd7 Ke6 (50...Ke8 51.Bb5 Bf4 52.a5+-) 51.Rh7 (51.Bc8 g4+-) 51...h4 (51...Kd6 52.a5 g4 53.Bb7+-) 52.Bc4 Kf5 53.Bd3 Ke6 54.a5 Kd5 (54...Bh2+-) 55.a6 Bb8 56.Rh6 (56.Rb7 Ba7 57.Ra7 Ke6+-) 56...Ke5 57.Kc4 Ba7 58.Kb5 f5 59.Kc6 f4 (59...Be3 60.c4 g4 61.c5 Bh6 62.a7+-) 60.Kd7 (better 60.Kb7 g4 61.Ka7 f3+-) 60...f3 61.Re6 (61.Rh7 Kf4+-) 61...Kf4 62.Rf6 Kg3 63.Rf7 g4 (63...Bc5 64.Kc6 Bg1 65.c4+-) 64.hg4 h3 (64...Be3+-) 65.g5 h2 66.Rh7 Kg2 67.g6 h1Q 68.Rh1 Kh1 69.g7 Kg1 70.g8Q Kf2 71.Qf7 Be3 72.Be4 Kg1 73.Qf3 Bf2 (73...Bc5 74.Qg2) 74.Qg2 1-0. emile06 (1615) – Pioner, Rated Classical game,, 2014.

3.e4 Bg7 4.Nf3 e5 (4...Nf6 5.d4=) 5.Bc4 Ne7 (5...Nc6 6.a3=) 6.0-0+= White begins to deal mighty blows 6...Bg4? (better is 6...c6+=) 7.Bf7!+- Kf8 (7...Kf7 Decoy to f7 8.Ng5 Discovered attack) 8.Bb3 (better is 8.Bc4 Ke8 9.h3 Bf3 10.Qf3+- (10.gf3?! Nbc6=)) 8...Nbc6 (better is 8...Bf6+-) 9.h3 Bc8 10.Ng5 Nb4 (10...d5 11.Qf3 Nf5 12.ef5 Qg5 13.fg6 Bf5 14.gh7+- (worse is 14.Nd5 Nd4 15.Qe3 Qg6+-)) 11.Nf7 (11.Nf7 Qd7 12.Nh8 Bh8 13.f4+-) 1–0. b4_player – opponent,, 2007.

2.c4 a5

3.b5 c5 4.a4 e5 5.Bb2 g6 6.e3 Bg7 7.Nf3 Ne7 8.Na3 0-0 9.Nc2 Nf5 10.g4 (10.e4!? Nh4 11.Ng1=) 10...Nh4–/+ Black gets the initiative 11.Ng1 Qg5 12.h3 f5 13.Be2 f4 14.e4 (better is 14.Nf3!? Qe7 15.e4+=) 14...f3–/+ 15.Bf1 Nd7 (15...Qf4!? 16.Bd3 Be6–/+) 16.Ne3 Nb6 17.Qc2 h5 (17...Qf6 18.Qd3 Ng2 19.Kd1 Qh4 20.Bg2 fg2 21.Ng2 Qf2–/+) 18.Qd3= Rf7 (better is 18...Qf6!?=) 19.Qd6+/– Nd7 20.0-0-0 b6 21.Qd3 Bb7+= 22.Nd5 Raf8 23.Qe3 Qd8 24.gh5 gh5 25.Bd3?? Kh7 26.Qe1 Bh6 27.Qf1 Rg8 28.Kb1 Rg2 29.Bc1 Rfg7 30.Bc2 Qg8 31.Re1 Kh8 32.d3 Bc1 33.Kc1 Bd5 34.cd5 Qh7 35.Kd1 Qh6 36.Re3 Qf4 37.Kc1? c4 38.dc4 Nc5?? 39.Kb2 Qf8? 40.Nf3?? Nf3–/+ 41.Bd1? Nd4 42.Bh5?? Na4 (42...Na4 43.Ka1 Nc2 44.Kb1 Ne3–+) 0–1. blackiwhite (1765) – fontolos (1740), kurnik, 2011.

3.b5 c6 4.Bb2 cb5 5.cb5 e5 6.e3 Nf6 7.Be2 Be7 8.d4 Nbd7 9.Nf3 e4 10.Nfd2 0-0 11.Nc3 d5 12.Qb3 Nb6 13.0-0 a4 14.Qc2 Bg4 15.Bg4 Ng4 16.Nde4 de4 17.Qe4 Nf6 18.Qb7 a3 19.Bc1 Rc8 20.Ne4 Ne4 21.Qe4 Re8 22.Qf3 Qd7 23.Bd2 Rc2 24.Ba5 Qb5 25.Bb6 Qb6 26.Rab1 Rb2 27.Rbc1 Ra2 28.Rc6 Qb7 29.Rfc1 Rb2 30.Rc8 Rc8 0–1. druhynejhorsi (1800) – belledejour (1875), kurnik, 2012.

3.b5 e5 4.g3 Be7 5.Bg2 Nd7 6.Nf3 Bf6 7.Bb2 Ne7 8.d3 a4 9.a3 Nc5 10.Nfd2 Nf5 11.Nc3 Nd4 12.Nde4 Ndb3 13.Rb1 Be7 14.Nc5 Nc5 (14...dc5? 15.Na4 Na5 16.Be5+-) 15.0-0 h5 16.d4 ed4 17.Qd4 Ne6 18.Qe3 h4 19.Nd5 hg3 20.hg3 Bg5 (better is 20...Rh5!?+=) 21.f4+/– Bh6 22.g4 Kf8 23.g5 Ng5 24.fg5 Bg5 25.Qd4 f6 26.Nf4 Qe8 (26...Bf4 27.Qf4 Qe7 28.Rfd1+-) 27.Qe4 (27.b6!? Bf4 28.Rf4 Qe7+-) 27...Rh6 28.Qe8 Ke8 29.Bc1 Rh4 (better is 29...Bf4!? 30.Bf4 Rg6+/–) 30.Nd5+- Bc1 31.Rbc1 (31.Nc7?! Kd8 32.Na8 Ba3+/–) 31...Kd8 32.Rf4 Rh5 33.Bf3 Rg5 34.Kf2 Be6 35.Rh4 Kd7 36.Rg1 Rf8 37.Rh7 Rf7 38.Rh8 Re5 39.Rb8 g5 40.Rb7 Kc8 41.Ra7 g4 42.Rh1 Kb8 43.Ra4 gf3 44.Rh8 Bc8 45.ef3 Kb7 46.Nb4 Rfe7 47.Nc6 Re2 48.Kg3 Re8 49.Rh7 Kb6 50.Ra8 Bb7+= 51.Re8 Re8 52.Rf7 Bc6= 53.bc6 Kc6 54.Rf6 Kc5 55.Rf4 Ra8 56.Re4 Ra3 57.Kg4 Ra4 58.Kf4? Rc4–+ 59.Rc4 Kc4 60.Kg5 d5 61.f4 d4 62.f5 d3 63.f6 d2 64.f7 d1Q 65.f8Q Qg1 66.Kh4 Qd4 67.Kh3 c5 68.Qf7 Kc3 69.Qa2?? Qd3 (69...Qd3 70.Kg4 Qc4 71.Qc4 Kc4–+) 0–1. Alexandre,Jorge (2265) – Charneira,Hermenegildo (2140), POR–chT2 Lisbon, 1998. (=1.c4 d6 2.b4 a5)

2.c4 Na6

3.b5 Nb4?? 4.a3 Na6 (4...d5 5.Qb3+-) 5.ba6 ba6 6.d4 e5 (6...Nf6 7.Nc3+-) 7.de5 de5 8.Qd8 Kd8 9.e4 Nh6 10.Nf3 Bc5 11.Ne5 Rf8 12.Bd3 f6 13.Nf3 Ng4 14.0-0 f5 15.ef5 g6 16.Bg5 Ke8 17.fg6 hg6 18.Bg6 Rf7 19.Re1 Kf8 20.Bf7 Bf2 21.Kf1 Bb6 22.Bd5 Rb8 23.Nbd2 Bf5 24.h3 Nf2 25.Bh6# 1–0. darta1964 – joeshmoe319,, 2003.

3.b5 Nb8 =.

3.b5 Nc5 4.a4 (4.d4 Nd7=) 4...Bf5 (4...e5 5.e3+=) 5.d3 (5.d4 Ne4=) 5...b6 (5...e5 6.e4 Be6 7.Nf3+=) 6.h4 (6.a5 e5+=) 6...a5 (6...e6 7.e4 Qf6 8.Ra2 Ne4 9.de4 Be4 10.Bg5+/–) 7.h5 (7.e4 Bd7=) 7...Nf6 (7...e5 8.e4 Be6 9.Nf3=) 8.f3 (8.e4 Bc8=) 8...h6 (8...e5 9.g4 Be6 10.g5+=) 9.g4 (9.d4 Nb7+=) 9...Be6 (9...Bc8 10.Bg2=) 10.Nc3 (10.d4 Nb7+=) 10...Rb8 (better is 10...Bc8=) 11.Ne4?? (11.d4 Nb7 12.e4 Bd7+=) 11...Rh7?? (better is 11...Nfe4 12.fe4 Bg4–/+) 12.Nc5 dc5 13.Bg2 Qd6 14.Nh3 Qe5 15.Bd2 Ra8?? 16.f4+- Qd6 17.Ba8 c6 18.Bc3 Ng4 19.Kd2 Nf2 20.Nf2 Qf4 21.Ke1 g5 22.Bc6 Kd8 23.Be4 g4 24.Bh7 g3 25.Nh3 Qh4 26.Kd2 g2 27.Be4 Qh3 28.Rh3 g1Q 29.Qg1 Bh3 30.Qg8 Ke8 31.Bc6 Kd8 32.Qf8 Kc7 33.Qa8 Kd6 34.Qd8 Ke6 35.Qd5 1–0. mprior – paulstill, net–, 2003. (=1.c4 d6 2.b4)

2.c4 b6

3.Bb2 c5 4.b5 Bb7 5.e3 e6 6.Nf3 Nf6 7.Be2 Nbd7 8.d3 Be7 9.0-0 0-0 10.Nc3 Qc7 11.h3 d5 12.Qc2 Rac8 13.a4 Rfd8 14.Nd1 Nf8 15.Be5 Qd7 16.a5 Ng6 17.a6 Ba8 (17...Ne5?? 18.Ne5 (18.ab7 Nf3 19.Bf3 Qb7=+) 18...Qc7 19.ab7 Qb7 20.Nc6+-) 18.Qb2 Ne5 19.Ne5 Qc7 20.Nf3 (20.f4 dc4 21.dc4 Ne4=+) 20...dc4 21.dc4 Ne4 22.Rc1 Rd7 23.Qc2 Rcd8 24.Nb2 (24.Qb3-/+) 24...Bf6 (24...Rd2 25.Nd2 Rd2 26.Qa4 Rb2 27.Rc2-+) 25.Na4? (25.Rfd1 Nc3 26.Rd7 Rd7=+) 25...g6?? (better 25...Rd2 26.Nd2 Rd2-+) 26.Rfd1 (26.Rcd1 Bg7=+) 26...Nd6=+ 27.Nd2 Nf5 28.Nf3 Bg7 29.Rd7 Rd7 30.Nb2 (30.Rd1 Rd1 31.Bd1 Qd8=) 30...Bh6 (30...Nd6=+) 31.Nd3 (31.Rd1 Rd1 32.Nd1 Bg7=) 31...Be4 (31...Bf3 32.Bf3 Ne3 33.fe3 Be3 34.Kh1 Rd3 35.Qd3 Bc1 36.Qf1-+) 32.Nfe5? (32.Rd1 Be3 33.fe3 Ne3-/+) 32...Rd6 (32...Ne3 33.fe3 Be3 34.Kh1 Rd3 35.Bd3 Bc1 36.Ng4 Bd3 37.Qc1-+) 33.Qb3 (better 33.Rd1=) 33...Ne3!-/+ 34.f3 (34.fe3 Bd3) 34...Ba8 (34...Bd3 35.Nd3 Rd4 36.f4 Bf4 37.Bf3-+) 35.Re1 Rd4 (better 35...Rd3 36.Nd3 Qg3-+) 36.Ng4?? (better 36.Bf1-+) 36...Ng4 (better 36...Rg4 37.Bf1 Bf3-+) 37.fg4 (37.hg4 Qg3 38.Nf2 Rg4 39.Ng4 Qe1 40.Bf1-+) 37...Qg3 (better 37...Be3 38.Kf1 Rd3-+) 38.Bf1 Rd3! 39.Qd3 (39.Bd3 Deflection from g2 39...Qg2) 39...Qe1 40.Qd8 Kg7 41.Qa8 (41.g5 Qe3 42.Kh1 Qh3 43.Kg1 Qe3 44.Kh1 Qg5 45.Qg5 Bg5 46.Be2-+) 41...Be3 42.Kh2 Qf1 (42...Bf4 43.Kg1 Qe3 44.Kh1 Qg3 45.Kg1 Be3 46.Kh1 Qf2 47.Qh8 Kh8 48.Kh2 Bf4 49.Kh1 Qf1) 43.Qe4 (43.h4 Qg1 44.Kg3 Qe1 45.Kh3 Bf4 46.Qh8 Kh8 47.g5 Qg3) 43...Bg1 44.Kh1 Bf2 (44...Bf2 45.Kh2 Qg1) 0-1. petrobbo (2045) - Busary_Senior (2150),, 2016.

3.Nc3 Bb7 4.Bb2 g6 5.a3 Bg7 6.d4 Nd7 7.d5 e6 8.Nf3 Ne7 9.e4 0-0 10.Bd3 a5 11.0-0 ab4 12.ab4 ed5 13.ed5 c6 14.Be4 (14.Ra8 Ba8 15.dc6 Nc6+=) 14...c5 (14...Ra1!? 15.Ba1 f5=) 15.b5 Nf6 16.Nd2 Qc8 17.Bf3 Qf5 18.Re1 Bh6?? (better is 18...Ra1 19.Ba1 Nc8+/–) 19.Re7+- Ra1 20.Ba1 Bc8 21.h3 Qd3 22.Nce4 Ne4 23.Ne4 Qc4 24.Nd6 Qa2 25.Bh5! Bg5? 26.Bg6! hg6 27.Qg4?? Qa1–+ 28.Kh2 Be7 29.Nc8 Bf6 30.Nd6 Be5 (30...Be5 31.g3 Bd6–+) 0–1. marciodez11 – skrufi, kurnik, 2012. (=1.c4 d6 2.b4)

3.Nc3 c5 4.b5 Nf6 5.e3 g6? (5...Bb7 6.d4=) 6.Bb2 (Better is 6.Qf3!? d5 7.Nd5 Nd5 8.Bb2+/–) 6...Nbd7 7.Nf3 Bg7= 8.Be2 a6 9.a4 0-0 10.0-0 ab5 11.ab5+= Bb7 12.Qc2 Qc7 13.d3 Ng4 14.h3 Nge5 15.Ne5 Ne5 16.f4 Nd7 17.Bf3 Bf3 18.Rf3 Ra1 19.Ba1 Ra8 20.Bb2 e6 21.Rf1 f5 22.Rc1 Nf6 23.Qd1 d5 24.Ra1 Ra1 25.Qa1 Qd8 26.cd5 Nd5 27.Nd5 Bb2 28.Qb2 ed5 29.Qe5 Kf7 30.g4 fg4 31.hg4 c4 32.f5 Qd7 33.Qh8 gf5+= 34.Qh7 Ke8 35.Qg8 Ke7= 36.dc4 dc4 37.Qc4 Qd1 38.Kf2 fg4 39.Qc7+/– Kf8 40.Qb6 Qf3 41.Ke1 g3 42.Qd6 Kg7 43.Qe7 Kg6+= 44.Qe6 Kg5 45.Qe5 Kg6 46.Qe8 Kg5 47.Qg8 Kh4 48.Qh7 (48.Qc4 Kh3 49.Qf1 Qf1 50.Kf1–+) ½–½. Isensee,Heinz – Wachweger,Albrecht, 5sen.WM–H Liebenzell, 1995.

2.c4 Bd7

3.Bb2 Nc6 4.a3 (4.b5 Nb8=) 4...Nf6 5.e3 e5 6.Nf3 g6 (6...e4 7.Nd4=) 7.d4 Be7? (7...ed4!? 8.ed4 Bg7+=) 8.de5 (8.b5 Na5 9.de5 de5 10.Ne5 0-0+-) 8...de5 (8...Ne5 9.Ne5 de5 10.Be5+/–) 9.Ne5 (9.b5 Na5+/–) 9...Ne5 10.Be5 0-0 (10...c5 11.bc5 Rc8 12.Nc3+/–) 11.Be2 Ne4 12.Nc3 Bh4?? (better is 12...Nc3 13.Bc3 Bf6+/–) 13.Ne4+- Bf5 14.Qd8 Rad8 15.Bf6 Rd7 16.Bh4 Be4 17.Rd1 Rd1 18.Bd1 Bg2 19.Rg1 Be4 20.f3 Bc6 21.e4 Re8 22.Kf2 a6 23.Bb3 b5 24.c5 Re5 25.Bg3 Rh5 26.Bc7 Rh2 27.Bh2 1–0. Fournier,Frederic – cotorro98, Active, 2009.

3.Bb2 e5 4.Nf3 +=.

3.b5 Nf6 4.a4 g6 5.Bb2 Bg7 6.d3 e6 7.e4 e5 8.Nf3 Qe7 9.Be2 Be6 10.0-0 Nbd7 11.Ba3 0-0 12.a5 c6 13.bc6 bc6 14.Nc3 Rab8 15.Rb1 Rb1 16.Qb1 Nc5 17.Bc5 dc5 18.Na4 Qd6 19.Qb2 h6 20.Qa3 Kh7 21.Qc5 Qc5 22.Nc5 Bc8 23.Ne5 Ne8 24.Nf3 Nd6 25.Bd1 Bb2 26.Ba4 Ba3 27.Nb3 Bd7 28.Nfd2 Bb4 29.Nf3 h5 30.Rb1 c5 31.d4 cd4 32.Nbd4 Ba5 33.Bd7 Rd8 34.Ba4 Ne4 35.Nc6 Rc8 36.Na5 Nc3 37.Bb5 Ne2 38.Kf1 Nc3 39.Rc1 Na2 40.Re1 Nc3 41.Re7 Kg7 42.Ne5 Kf6 43.Ra7 Ke5 44.g3 Kd4 45.Rd7 Kc5 46.Ra7 1–0. martenkaa91 – gracz1952, kurnik, 2012. (=1.c4 d6 2.b4)

2.c4 f6

3.a4 e5 4.Qb3 Be6 5.g3 b6 6.Bg2 c6 7.Nf3 Qc7 8.h4 Nd7 9.d3 Rb8 10.Nbd2 h5 11.Bb2 c5 12.b5 Ne7 13.Nh2 Qc8 14.Qc3 d5 15.e3 d4 16.Qc2 Nf5 17.ed4 Nd4 18.Bd4 cd4 19.Ne4 Bb4 20.Ke2 Nc5 21.Nc5 Qc5 22.Rhb1 Ba5 23.Rf1 g6 24.f3 Ke7 25.Kf2 f5 26.Kg1 e4 27.fe4 fe4 28.Be4 Rhf8 29.Qe2 Qe5 30.Qg2 Bf7 31.Ra2 Kd6 32.Re2 Qc5 33.g4 Bc4 34.Qg3 Qe5 35.Qe5 Ke5 36.dc4 Rf1 37.Nf1 d3 38.Bd3 Kd4 39.Bg6 hg4 40.h5 Rg8 41.Re7 Kc4 42.Ra7 Kb4 43.Ne3 Ka4 44.Ng4 Kb5 45.Kg2 Bb4 46.Kf3 Bc5 47.Kf4 Rf8 48.Kg5 Rf1 49.Rf7 Rg1 50.Rf5 1–0. palino47 – ebolowa, kurnik, 2012. (=1.c4 d6 2.b4)

3.g3 e5 4.d3 c6 5.Bg2 Be6 6.Bb2 Qc8 7.a3 Nd7 8.Nc3 Ne7 9.Qb3 Ng6 10.Rc1 Nb6 11.h4 h5 12.a4 White plans b5 12...a6 13.a5 Nd7 14.Qa4 Be7 15.e3 c5 16.b5 Kf8 17.ba6 Ra6 18.Nge2 Qc7 Attacks the isolani on a5 19.Qb3 The backward pawn on b7 becomes a target 19...Ra5 20.Qb7 Qb7 21.Bb7 Ra7 22.Be4 f5 23.Bg2 Nb6 24.Nb5 Ra2 25.Rb1 Na4 26.Bc1 Kf7 27.Nec3 Nc3 28.Nc3 Ra5 29.0-0 Rd8 30.Rb7 Rd7 31.Rb6 Rd8 32.Nd5 Bd5 33.Bd5 Kf6 34.Rb7 Nf8 35.d4! Rd7 36.Rb8 Rda7? 37.de5+- de5? 38.e4 fe4? 39.Bg5+- Kg6 40.Be7 Nd7 41.Rd8 (41.Be4?! Kf7 42.Bd6 R7a6+-) 1–0. sacaniev – ebolowa, kurnik, 2012.

3.g3 e5 4.Bg2 c6 5.d3 Be6 6.Nf3 Qc8 7.h4 h5 8.Nc3 g6 9.Bb2 Qc7 10.Rc1 Bh6 11.e3 Ne7 12.0-0 Nd7 13.Re1 Rh7 14.a4 White intends b5 14...a5 15.b5 c5 16.Ne4 Rb8 17.d4 Rf7? (17...cd4 18.c5 dc5 19.Rc5 Nc5 20.Nf6 Kd8 21.Nh7+=) 18.d5 (better is 18.dc5 dc5 19.Nd6 Kf8 20.Nf7 Kf7 21.Qc2+-) 18...Bg4+= 19.Qd2 Nb6 20.Qc2 Kf8 21.Nh2 Bd7 22.f4 Kg7 23.Re2 f5?? 24.Ng5 Bg5+/– 25.hg5 Kh7 26.Nf3 e4 27.Nh4 Ng8 28.Qc3 Re8?? 29.Qh8# 1–0. sacaniev (1625) – ebolowa, kurnik, 2012.

2.c4 Nf6

(--> 1.b4 Nf6 2.c4 d6).

3.Bb2 (--> 1.b4 Nf6 2.Bb2 d6 3.c4).

3.Bb2 e5 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6).

3.Bb2 e5 4.e3 g6 5.Nf3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

3.Bb2 g6 4.e3 Bg7 5.Nc3 0-0 6.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Nc3).

3.Nf3 g6 4.e3 Bg7 5.Bb2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6).

2.c4 g6

3.Bb2 Nf6 4.Nc3 Bg7 5.b5 0-0 6.e3 c6 7.a4 cb5 8.ab5 a6 9.Nf3 Nbd7 10.Be2 Nc5 11.0-0 Nfe4 12.d4 Nc3 13.Bc3 Ne6 14.Qc2 Bd7 15.b6 Bf6 16.Ba5 Ng5 17.Ng5 Bg5 18.Bf3 Qc8 19.Rfc1 Bc6 20.d5 Bd7 21.c5 Bf5 22.Qc3 Bf6 23.Qc4 Ba1 24.Ra1 Qc5 25.Rc1 Qa5 26.e4 Bd7 27.Qc7 Qb5 28.Qb7 Rab8 29.Qa7 Qb6 30.Qd7 Qb2 31.Rf1 a5 32.Qe7 a4 33.Qd6 a3 34.h3 a2 35.Qa6 Ra8 36.Qb5 a1Q 37.Qb2 Qb2 38.e5 Qe5 39.d6 Qd6 40.Ba8 Qa6 41.g3 Qa8 42.Kh2 Qa6 43.Rg1 Re8 44.Rg2 Re2 45.g4 Qf6 46.Kg3 Qe5 47.Kh4 Qf4 48.Rg3 Qh6 0–1. thecat74 – espoll, kurnik, 2012.

3.Bb2 Nf6 4.e4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e4 d6).

3.d4 Bg7 4.Bb2 Nf6 5.Nc3 0-0 6.e4 b6 7.b5 Bb7 8.Bd3 a5 9.f4 Nbd7 10.Nf3 Nh5 11.Qd2 e5 12.fe5 de5 13.d5 Nf4 14.0-0 Nc5 15.Bc2 Bc8 16.Rad1 Bg4 17.Qf2 a4 18.Ba3 f5 19.Bc5 bc5 20.Qc5 fe4 21.Be4 Bf3 22.Rf3 Qg5 23.Rg3 Qh5 24.Bf3 Qf5 25.Ne4 Ne2 26.Be2 Qe4 27.Bf3 Qc2 28.Rf1 e4 29.Bg4 Rf1 30.Kf1 Rf8 31.Bf3 ef3 32.Rf3 Rf3 33.gf3 Qd3 34.Kg2 Qe2 35.Qf2 Qf2 36.Kf2 Bd4 37.Ke2 Bc5 38.Kd3 Kf7 39.Ke4 Kf6 40.f4 h6 41.h3 h5 42.h4 Be7 43.Kd4 Kf5 44.c5 Bh4 45.b6 Bf2 46.Kc4 cb6 0–1. blackiwhite (1775) – krakenisko (1695), kurnik, 2012. (=1.c4 d6 2.b4)

2.d4 c6

3.e4 Nf6 4.Nc3 =.

3.e4 Nf6 4.Bd3 g6 5.Ne2 Bg7 6.0-0 0-0 7.Nbc3 Bg4 8.f3 Bc8 9.Qe1 Nh5 10.Qh4 Nd7 11.Be3 e5 12.Qd8 Rd8 13.Rad1 ed4 14.Bd4 Ne5 15.b5 Be6 16.a4 c5 17.Be5 Be5 18.f4 Bg7 19.f5+/– Bd7 20.Nd5 Nf6? 21.Nf6 Bf6 22.fg6 Rf8?? 23.Rf6 (23...hg6 24.Bc4+-) 1–0. guest6484 – guest5246, ICC, 2005.

3.e4 g6 4.Bb2 Bg7 5.Nf3 Bg4 6.Be2 Nd7 7.0-0 Qc7 8.c3 Ngf6 9.Nbd2 0-0 10.h3 Bf3 11.Bf3 (worse is 11.gf3 Nh5+=) 11...e5 12.a4 ed4 (12...d5 13.c4 de4 14.Ne4 Ne4 15.Be4=) 13.cd4+= Rfe8 14.Qc2 Rac8 15.Nb3 b6 16.Rfd1 c5 17.bc5 bc5 18.dc5 Nc5 19.Nc5 Qc5 20.Qc5 dc5 21.e5 Nh5 22.Bh5 gh5 23.Rd5 c4 24.Bc3 Rc7 25.Rad1 Rce7 26.f4 Kf8? 27.R1d4 Rc7 28.Bb4 Kg8 29.Rd8 Rc8 30.Re8 Re8 31.Rc4 Rb8 32.Kf2 h6 33.Bd6 Rb2 34.Kf3 Rb7 35.Rc8 Kh7 36.Ra8 Kg6 37.Ke4 h4 38.Bc5 Rc7 39.Ra7 Rc5+/– 40.f5 ½–½. Kirstein,Hans – Goebel,Martin (1805), RSS4D basic–1, 2008.

2.d4 Nc6

3.b5 Na5 4.e4 (4.Qd2 c6=) 4...Nf6 5.Nc3 c6 6.Nf3 Bg4 7.h3 Bf3 8.Qf3 e5 (8...e6 9.Rb1+=) 9.de5 (9.Be3 ed4 10.Bd4 Be7+/–) 9...de5+= 10.Bg5 Bb4 11.a3 Bc3 (11...Be7 12.Rd1 Qc7 13.Be2+=) 12.Qc3+/– cb5? (better is 12...Qc7 13.Bf6 gf6+=) 13.Bb5 Nc6 (13...Kf8 14.Qe5 Rc8 15.Rd1+-) 14.Bc6 bc6 15.Qe5 Qe7? 16.Qe7 Ke7 17.e5 h6 18.ef6 gf6 19.Be3 f5 20.Bc5 Ke6 21.0-0-0 a6 22.Rhe1 Kf6 1–0. marekt – NN,, 2002.

3.b5 Nb4? 4.e4+- g6 (4...d5 5.a3 de4 6.ab4 e5+-) 5.a3 Nc2 (5...d5 6.ab4 de4 7.Bc4+-) 6.Qc2 c5 (6...d5 7.Bf4 de4 8.Ne2+-) 7.bc6 bc6 8.Qc6 Bd7 9.Qa6 Qc7 10.Bc4 (10.Ne2 Bg7 11.Be3 Qb6 12.Qb6 ab6+-) 10...Nf6 11.Nd2 Bh6 (11...Rb8 12.Ne2+-) 12.Ndf3 Ne4 (12...Bg7 13.Be3+-) 13.Bh6 Nc3 14.Rc1 Nb5 15.a4 e6 16.ab5 Rc8 17.Be6! Be6 18.Rc7 Rc7 19.Qd6 Rc1 20.Bc1 Bc4 21.Ba3 Bb5 22.Qe7 1–0. kamret (2150) – bigmackay,, 2003.

3.b5 Nb8 =.

2.d4 e6

3.Nc3 Nc6 4.b5 Nce7 (4...Na5 5.e4=) 5.e4+= d5 6.Nf3 de4 7.Ne4 Nd5 8.Bc4 (8.Bd3 Bb4 9.Bd2 Ngf6+=) 8...Ngf6 9.Nf6 gf6 (9...Nf6 10.0-0+=) 10.0-0 Nb6 (10...Qd7 11.Qe2+=) 11.Bd3+/– Bd7 (11...Nd5 12.a3+/–) 12.c4 Qe7 (12...c5 13.a4+/–) 13.a4+- a6 (13...0-0-0 14.a5 Na8 15.a6+-) 14.ba6 ba6 15.Bd2 Rg8 16.a5+- Nc8 17.Rb1 Bc6 18.d5 ed5?? 19.Re1 1–0. marre – kedja, internet, 2010.

3.Nc3 d5 4.a3 =.

3.e4 d5 4.ed5 ed5 5.a3 =.

3.e4 g6 4.h3 (4.c3 Nf6 5.Nd2 Bg7+=) 4...d5= 5.ed5 ed5 6.a3 Bg7 (6...a5 7.b5=) 7.c3 (7.Nf3 a5=) 7...Nf6 (7...Bf5=) 8.g4 (8.Qe2!? Qe7 9.Qe7 Ke7 10.Bd3=) 8...0-0+= 9.Bg2 (9.Nf3 Re8 10.Be2 a5+=) 9...Re8 (9...a5 10.ba5 Re8 11.Ne2+=) 10.Ne2 Qe7 (10...a5 11.b5+=) 11.Bg5 (11.Be3 a5+=) 11...c6 12.f4 (12.Qd3 b6 13.b5 h6 14.Bf6 Qf6+=) 12...Qe3 (better is 12...h6 13.Bf6 Qf6–/+) 13.Nd2? (better is 13.Qd2+=) 13...Ng4!–+ 14.hg4 Bg4 15.Bf3?? (15.Ne4–+) 15...Bf3 16.Nf3 Qf3 17.Rf1 Qc3 18.Kf2 Qe3 19.Ke1 Bd4 20.Ra2 Bc3 21.Rd2 Bd2 22.Qd2 Qd2 23.Kd2 Nd7 24.Nd4 Re4 25.Kd3 Rae8 26.Rf3 c5 27.Nb5 f6 Black prepares the advance c4 28.Nd6 c4 29.Kc3 fg5 30.fg5 Re3 31.Re3 Re3 32.Kd4 Rd3 0–1. corint – ashoka_theking (1690), internet, 2007.

2.d4 Nf6

(--> 1.b4 Nf6 2.d4 d6).

3.Bb2 (--> 1.b4 Nf6 2.Bb2 d6 3.d4).

3.Bb2 Nbd7 4.Nf3 g6 5.e3 Bg7 6.c4 0-0 7.Be2 c6 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

2.e3 Nc6

3.b5 Na5 4.d4 Nf6 5.Nf3 Bg4 6.Bd3 c5 7.h3 Bf3 8.Qf3 cd4 9.ed4 Qb6 10.Be3 d5 11.Nd2 e6 12.0-0 Rc8 13.a4 Bd6 14.Rfe1 0-0 15.Rac1 Bb4 16.Rcd1 Rfd8 17.Rf1 Kf8 18.Rfe1 Rd7 19.g4 Nc4 20.g5 Ne3 21.Re3 Ng8 22.Nb3 h6 23.g6 Nf6 24.gf7 Rdc7 25.Bg6 a6 26.a5 Qd6 27.b6 Rc6 28.Rf1 Qe7 29.Re2 Rc3 30.Qg2 R8c4 31.f4 Ne4 32.Be4 de4 33.f5 ef5 34.Rf5 Qd7 35.Qe4 Be7 36.Qe7 Qe7 37.Re7 Rc8 38.Rb7 Rg3 39.Kf1 1–0. Crafty 19.01 – Comet B50, 2003.

3.b5 Ne5 4.Bb2 f6 5.Nf3 Bd7 6.Ne5 c5 7.Nd7 Qd7 8.Be2 e5 9.0-0 Ne7 10.c4 h5 11.a4 h4 12.h3 g5 13.Bg4 f5 14.Be2 Rg8 15.Bh5 Kd8 16.Bf7 Rg7 17.Bd5 Nd5 18.cd5 g4 19.hg4 Rg4 20.Qf3 Qg7 21.a5 Qg6 22.d3 Bh6 23.Nd2 Kd7 24.Qh3 Rg8 25.Nf3 Rg2 26.Kh1 Rg4 27.Be5 Qh5 28.Bc3 f4 29.e4 Qf7 30.Rg1 Qh5 31.Rg2 Kc7 32.Rg4 Rg4 33.Rg1 Rg1 34.Kg1 Qg6 35.Kf1 Bg5 36.Ng5 Qg5 37.Ke2 Qh5 38.f3 Qg5 39.Bd2 Qg3 40.Qg3 fg3 41.Kf1 h3 42.Kg1 h2 43.Kg2 h1N 0–1. surmavlod – capppuccino, kurnik, 2012.

3.b5 Ne5 4.Bb2 Ng6 5.c4 Nf6 6.Nf3 e5 7.d4 ed4 8.ed4 (8.Bd4 Bg4=) 8...Be7 (8...Qe7 9.Qe2+=) 9.d5 0-0 10.Be2 Bg4 11.Nd4 Be2 12.Qe2 Re8 With the idea Bf8 13.0-0 Bf8 14.Qd1 Nd7 15.Nc3 (15.Na3 a6=) 15...Nde5 (15...Nge5!?+=) 16.Qb3= Nd3 17.Rad1 Nb2 18.Qb2 Ne5 19.Qb3 a6 20.a4 ab5 21.ab5 Ra5 22.Ra1 Qa8 23.Ra5 Qa5 24.f4 Nd3 (24...Ng4 25.Nd1 Qb6+=) 25.Na4?? (25.Ne4 Nc5 26.Nc5 dc5=) 25...Nc5 (better is 25...Qd2 26.h3 Nf4–+) 26.Nc5= dc5 27.Nf3 Bd6 28.g3 h6 29.Qd3 Qa2 30.Rf2 Qa1 31.Kg2 b6 32.Nh4 Qe1 Black is in command 33.Nf5 f6 34.Nd6 cd6 35.h4 Re3 36.Qf5 Re4 37.Qc8 Kh7 38.Qc7?? Rc4–+ 39.Qd6 Qe4 40.Kh2 Rc1 41.Rg2 Qe1 42.Kh3 Qh1 43.Rh2 Qf1 44.Kg4 Black now must not overlook the idea h5 44...Qd1 45.Kf5–+ Qd3 46.Ke6 Re1 47.Kd7 Qb5 48.Kc7 Re8?? 49.Qd7 Qd7= 50.Kd7 Re4 51.d6 Rd4 52.Kc6 c4 53.d7 c3 54.Kc7 Rc4 55.Kb6 Rd4 56.Kb7?? Rd2?? 57.Kb6 (57.Kb6 Rd7 58.Rc2–+; better is 57.Rd2 cd2 58.d8Q+-). ludice (1705) – spartanin59 (1660), kurnik, 2011. (=1.e3 d6 2.b4)

2.e3 e6

3.Bb2 Nf6 4.Bb5 Nbd7 5.Nf3 a6 6.Be2 Be7 7.0-0 0-0 8.Nc3 Re8 9.a3 Nf8 10.Rb1 Ng6 11.d3 Bd7 12.Qd2 c5 13.bc5 dc5 14.e4 Rb8 15.Nd1 b5 16.Ne5 Ne5 17.Be5 Rb7 18.Qe3 Bc6 19.Qg3 Kh8 20.Ne3 Rd7 21.Rfd1 Bd6? 22.Bd6+- Rd6 23.e5 (23...Rd4 24.ef6 Qf6 25.Ng4+-) 1–0. Trkn – guest5530, ICC, 2004.

3.Nf3 c6 4.Bb2 Na6 5.Ba6 ba6 6.d3 (6.Nd4 Qb6 7.Qf3 Ne7=) 6...Nf6 (6...a5 7.c3=) 7.a3 Be7 8.0-0 h5 (8...a5 9.Nd4 Qb6 10.Qf3=+) 9.c4 (9.Nd4 Bb7+/–) 9...Rh6 (9...a5 10.Nd4 Bb7 11.b5 cb5 12.cb5+=) 10.Bc1 Rg6 11.e4 Bb7 12.h3 Bc8? (Better is 12...Nd7+/–) 13.Nh4+- Nh7 (13...a5 14.b5 cb5 15.Ng6 fg6 16.cb5+-) 14.Ng6 fg6 15.Bb2 Bf8 (15...e5 16.f4 a5 17.fe5 Qb6 18.Kh1 ab4 19.ed6 Bd6 20.ab4 Qb4 21.Bg7+-) 16.Nd2 (16.Nc3 Nf6+-) 16...Qg5 (16...a5 17.b5+-) 1–0. annmarie – douglas, Live Game Caissa's Web, 2004.

2.e3 g6

3.Bb2 f6 4.c4 Bg7 5.d4 Nc6 6.b5 Nb8 7.a4 Nh6 8.Nd2 0-0 9.Ngf3 Nf7 10.Be2 Nd7 11.0-0 e5 12.Qb3 Kh8 13.Rac1 Nh6 (13...f5 14.a5+=) 14.e4 b6 15.d5 (15.Rcd1!?+/–) 15...Nc5= 16.Qc2 Ng4 17.h3 Nh6 18.Ba3 Nb7 19.Nb3 Bd7 20.Qc3 a6 21.Bb2 ab5 22.ab5 Nc5 23.Nc5 bc5 24.Ra1 Qc8 25.Kh2 Ra1 26.Ra1 g5 27.Ne1 g4 28.hg4 Bg4 29.Bg4 Ng4 30.Kg1 f5 31.f3 Nf6 32.ef5 Qf5 33.Ra7 Nh5 34.Rc7+/– Ng3 35.Qd3 Qh5 36.Qd2?? Qh1–+ 37.Kf2 Ne4 38.Ke2 Nd2 39.Kd2 Qh6 40.Kc2 Qe3 41.Kd1 Qb3 42.Kc1 Ra8 43.Nc2 Qc4 44.b6 Qd5 45.b7 Qb7 46.Rb7+/– Rf8 47.Ne3 h6? 48.Rd7+- Rf6 49.Nd5 Re6 50.Kd2 e4?? 51.Bg7 Kg8 52.Bh6! ef3 53.gf3 Rg6 54.Ne7 Kh7 55.Ng6 Kg6 56.Rd6 Kf5 57.Rc6 Ke5 58.Rc5 Kd4 59.Rc6 Kd5+- 60.Rc7 Kd6 ½–½. bluepiramid2 (1725) – zbyfiks, kurnik, 2012. (=1.e3 d6 2.b4)

3.Bb2 f6 4.c4 Bg7 5.d4 Nc6 6.b5 Nb8 7.Nf3 Bg4 8.Be2 Bf3 (8...e5 9.Qd3+=) 9.Bf3+/– (9.gf3?! e5=) 9...Nd7 (9...c6!?+/–) 10.Bb7+- Rb8 11.Bc6 Nh6 (11...e5+-) 12.0-0 Nf7 13.a4 (13.Qa4!? Qc8+-) 13...0-0 14.d5 (14.e4 e6+-) 14...a6 (14...Nde5 15.a5+-) 15.Bd7 (15.f4!? Nc5+-) 15...Qd7 16.Nd2 ab5 (16...e5 17.f4+-) 17.ab5 Qf5 (17...e5 18.Ra7+-) 18.Qb1 Qg4 19.f3 Qh5 20.Ra7 Qg5 (better is 20...Rfc8+-) 21.Ne4?? (better is 21.f4 Qg4 22.Rc7+-) 21...Qe3–+ 22.Kh1 Qa7 23.Qd3 Ne5 24.Be5 de5 25.c5 f5 26.Ng5 Bf6 27.Ne6 Rf7 28.Qc4 Qa5 29.Rb1 e4! 30.fe4 fe4 31.Qe4 Rb5 32.Rc1 Qd2 33.Rf1 Rb4 34.Qf3 Qb2 35.Nc7 Qe5 36.Ne6 Re4 37.Qa3 Qd5 38.Nc7 Qc4 39.Qa8 Kg7 40.Ne8 Kh6 41.Rg1 Qc5 42.Nf6?? Rf6 43.Qe4–/+ Qf5 44.Qe7= Qf1 45.Qe3 Rf4?? 46.Rf1 g5 47.Qf4! gf4 48.Rf4 Kg5 49.Rf3 Kg4 50.Rg3 Kf4 51.Rh3 Kg5 (51...Kg5 52.Rh7 Kg6+-). bluepiramid2 (1715) – byniu2, kurnik, 2012. (=1.e3 d6 2.b4)

2.e4 d5

3.ed5 Qd5 4.Nc3 Qe6 5.Be2 (5.Nge2 Nf6= 6.d4 Qd7 7.a3) 5...Qg6 (5...Nc6 6.Nb5 Qd7 7.a3) 6.Nf3 (6.Bf3 Nc6= (6...e5 7.a3) 7.a3) 6...Qg2 7.Rg1 Qh3 8.Rg3 (8.Nd5 Qd7 9.Bc4 e6+=) 8...Qe6 9.Ng5 (9.d4 Nf6+=) 9...Qb6 10.Nd5 Qd6 11.Bc4 c6?? (better is 11...e6 12.Qh5 g6+=) 12.Nc7!+- Qc7 13.Bf7 Kd8 14.Rd3 Nd7?? (14...Qd6+-) 15.Ne6 1–0. marre – kokav, internet, 2010. (=1.e4 d6 2.b4 d5)

3.e5 Nc6 4.Qf3 (better is 4.Bb5!?=) 4...Ne5–/+ 5.Qh5 Ng6 6.Nf3 Nf6 7.Qg5 Bg4 8.Qe3 e6 9.Ne5 d4 (9...Bb4?! 10.Ng4 Ng4 11.Qe2–/+) 10.Bb5? (better is 10.Qg3 Ne5 11.Qe5–+) 10...c6 11.Nc6 de3 (11...bc6?! 12.Bc6 Ke7 13.b5 de3 14.Ba3 Qd6 15.Bd6 Kd6 16.Ba8–+) 12.Nd8 Kd8 13.de3 Bb4 14.Kf1 (14.c3 Rc8 15.Bd2–+) 14...Rc8 15.c4 (15.Bd3 Ne5 16.Bd2 Bd6–+) 15...a6 16.Ba6 (16.Ba4 Rc4 17.Bb2 Bd6–+) 16...ba6 17.Bd2 Rc4 18.Bb4 Rb4 19.Nd2 Rb2 20.Ke1 Ke7 21.f3 Rd8 22.Nc4 Rc2 23.fg4 Rc4 24.Rb1 Rc2 25.Rb7 (25.h4 Ng4 26.Rh3 Rg2 27.Rb7 Ke8–+) 25...Ke8 26.g5 Ne4 (better is 26...Ng4 27.Rc7 Rc7 28.Ke2 Nh4 29.Ra1 Rc2 30.Kf1 Rg2 31.e4 Nh2 32.Ke1 N4f3) 27.Rf1 Nc3 28.Rff7 (28.Re7 Ne7 29.Rf7 Rd1) 28...Rd1 0–1. Marshall,Mryn – Puntunet,David (2120), IECG, 2000. (=1.e4 d6 2.b4 d5)

2.Nf3 c5

3.bc5+= dc5 4.c4 Nf6 5.Bb2 Nc6 6.g3 e6 7.Bg2 Be7 8.0-0 0-0 9.Ne5 Ne5 10.Be5 Nd7 11.Bc3 Bf6 12.d3 Rb8 13.Qc2 b6 14.Nd2 Bb7 15.Ne4 Bc3 16.Qc3 Qc7 17.f4 ½–½. Ostl,A – Arnold,L, BL, 1987. (=1.Nf3 d6 2.b4)

3.bc5+= dc5 4.c4 Nf6 5.g3 g6 6.Nc3 Bg7 7.Bg2 0-0 8.0-0 Nc6 9.Rb1 b6 10.Ne5 Ne5 11.Ba8 Bf5 12.f4 Nc4–+ 13.d3? Qd4 (14.Kg2 Ra8–+ (14...Qc3?! 15.Bf3–+)) 0–1. playwaycool – Jose Luis,, 2006.

3.bc5+= dc5 4.e4 Nf6 5.Nc3 e6 +=.

2.Nf3 c6

3.c4 a5 4.b5 e5 5.Nc3 Bg4 6.e3 Nf6 7.h3 Bf5 8.d4 Nbd7 9.Be2 Be7 10.Ba3 0-0 11.0-0 h6 12.Qb3 Re8 13.Rfd1 Qc7 14.Rac1 e4 15.Nd2 Rab8 16.Qc2 Bf8 17.bc6 bc6 18.d5 c5 19.Nb5 Qd8 20.Bb2 Ne5 21.Bf1 Qd7 22.Rb1 Nd3 (better is 22...Qd8!?+=) 23.Bf6+- gf6 24.Bd3 ed3 25.Qc3 Bg7 (25...Qe7!?+/–) 26.Qa5+- Bh3 27.gh3 Qh3 28.Nf1 Re5 29.Qd2 (29.Nd6?! Rg5 30.Ng3 Rg3 31.fg3 Qg3 32.Kh1 Qh3 33.Kg1 Qg3 34.Kf1 Qf3 35.Kg1 Qg3=; 29.Rd3 Rg5 30.Ng3 Rg3 31.fg3 Qg3 32.Kf1 Qf3 33.Ke1 Qh1 34.Ke2 Qb1 35.Nd6 Qg1=) 29...Rg5 30.Ng3 Rd8 31.Qd3 h5 32.Qf1 Qg4 33.Nc3?? (better is 33.Kh2+-) 33...h4+= 34.Nce2 hg3 35.Ng3 f5 36.Kh2 Be5= 37.Qg2 f4 38.ef4 Qf4 39.Rb3 Ra8 40.Qf3 Qh4 41.Kg2?? Bg3–+ 42.fg3 Ra2 43.Kg1 Qh2 44.Kf1 Rf5!! (44...Rf5 45.Rb8 Kg7 46.Rb2 Rf3 47.Ke1 Qb2 48.Rb1 Qb1) 0–1. Gerigk,Wolf – Zeller,Joerg, Oberliga Nord N, 1996. (=1.Nf3 d6 2.b4 c6)

3.c4 e5 4.Nc3 f5 5.d3 Nf6 6.Rb1 Be7 7.g3 0-0 8.Bg2 Qe8 9.0-0 Qh5 10.c5 dc5 11.bc5 Nbd7 12.Ba3 e4 (worse is 12...Nc5 13.Ne5 f4 14.d4 fg3 15.hg3+=; 12...Bc5?! 13.Bc5 Nc5 14.Ne5=) 13.Nd4 Nc5 14.de4 fe4 15.Bc5 Bc5 (15...Qc5?! 16.Ne4 Qc4 17.Qb3 Qb3 18.Nb3+=) 16.e3 Qd1 17.Rfd1 Re8 18.h3 h5 19.h4 Bb6 20.Na4 Bg4 21.Rd2 Ba5 22.Rdb2 Bc8 23.Bf1 Bc7 (23...Kh7 24.Bg2–/+) 24.Rc2 (24.Rb7!? Bb7 25.Rb7+=) 24...Be5 25.Nb3 Bg4 26.Na5 b5 27.Nb2 Bd7 28.Nc6 Rac8 (better is 28...Bc6!? 29.Rc6 a6+=) 29.Bb5+= Bc6 30.Bc6 (30.Rc6? Rc6 31.Bc6 Rb8–+) 30...Red8 31.Ba4 Rc2 32.Bc2 Rd6 (32...Kf8!? 33.Nc4 Rc8+/–) 33.Nc4+- Rc6? (better is 33...Re6+-) 34.Bb3 Rc5 1–0. Montagard,Guillaume (2025) – Pieri,Thierry (1920), Provence–ch Principal, 2000. (=1.Nf3 d6 2.b4 c6)

3.e3 Qb6 4.a3 a5 5.b5 cb5 6.Nc3 b4 7.ab4 Qb4 8.Bb5 Nd7 9.Ra4 (9.Nd5 Qc5 10.c4+-) 9...Qc5= 10.Rc4 Qh5 11.g4 Qg6 12.Nd5 Kd8 13.Nf4 (13.Bb2 e5=) 13...Qg4+= 14.Rg1 Qf5 15.Rg5 Qf6 16.Nd5 Qh6? (better is 16...Qe6!? 17.Nc7 Qc4 18.Bc4 Kc7 19.Bf7 e5+/–) 17.Rh4+- 1–0. Gerber,R – Fioramonti,H, Genf, 1991. (=1.Nf3 d6 2.b4)

2.Nf3 d5

3.Bb2 Nf6 4.a3 Bf5 5.e3 e6 6.Nd4 Bg6 7.Nb5 Nbd7 8.Bf6 Nf6 9.Nd4 Bd6 10.Bb5 Nd7 11.Nc3 c6 12.Ba4 e5 13.Nc6 bc6 14.Bc6 Rc8 15.Bd5 0-0 16.0-0 a5 17.b5 Nb6 18.e4 Qg5 19.Re1 Bh5 20.f3 Bc5 21.Kh1 Bd4 22.Bc6 Nc4 23.Ra2 Bc3 24.dc3 Rfd8 25.Bd5 Nb6 26.Qd3 Nd5 27.ed5 Bg6 28.Qd1 Rc3 29.d6 Rc4 30.Qe2 Rd4 31.c4 R8d6 32.Raa1 f6 33.c5 R6d5 34.Rac1 Rd2 35.Qf1 Bd3 36.Qg1 Bb5 37.c6 Ba6 38.c7 Bc8 39.Rc4 R5d3 40.a4 Rb2 41.h4 Qg3 42.Rb1 Rc3 43.Rb2 Rc4 44.Qa1 Qh4 45.Kg1 Qd4 46.Kh1 0–1. COMP – COMP, 2002.

3.Bb2 Nf6 4.a3 Bf5 5.e3 e6 6.Nd4 Bg6 7.Nb5 Nbd7 8.Bf6 Nf6 9.Nd4 Bd6 10.Bb5 Nd7 11.Nc3 c6 12.Ba4 e5 13.Nc6 bc6 14.Bc6 Rc8 15.Bd5 0-0 16.0-0 a5 17.b5 Nb6 18.e4 Qg5 19.Re1 Bh5 20.f3 Bc5 21.Kh1 Bd4 22.Bc6 Nc4 23.Ra2 Bc3 24.dc3 Rfd8 25.Bd5 Nb6 26.Qd3 Nd5 27.ed5 Bg6 28.Qd1 Rc3 29.d6 Rc4 30.Qe2 Rd4 31.c4 R8d6 32.c5 R6d5 33.b6 Rc5 34.Rb2 Rd8 35.b7 Rb8 36.Qf2 Rc1 37.h3 e4 38.fe4 Be4 39.Qf1 Re1 40.Qe1 h6 41.h4 Qg4 42.Re2 Bb7 43.Kh2 a4 44.Rd2 Be4 45.Qg3 Qg3 46.Kg3 Rb3 47.Kf4 Bb1 48.Rd1 Ba2 49.Rd7 Ra3 50.g4 0–1. COMP – COMP, 2002.

2.Nf3 e5

(--> 1.b4 e5 2.Nf3 d6).

3.Bb2 f5 4.e3 (--> 1.b4 e5 2.Bb2 d6 3.e3 f5 4.Nf3).

3.e3 g6 4.Bb2 Bg7 5.Be2 Ne7 6.0-0 0-0 7.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 g6 4.e3 Bg7 5.Nf3 Ne7 6.Be2 0-0 7.0-0).

2.Nf3 Nf6

(--> 1.b4 Nf6 2.Nf3 d6).

3.Bb2 (--> 1.b4 Nf6 2.Bb2 d6 3.Nf3).

3.Bb2 e5 4.e3 (--> 1.b4 e5 2.Bb2 d6 3.e3 Nf6 4.Nf3).

2.Nf3 g6

3.Bb2 f6 4.e4 Bg7 5.Bc4 e5 6.h3 (6.0-0 f5 7.Re1 fe4 8.Re4 Nc6=) 6...a6 (6...Nc6 7.a3=) 7.0-0 (7.d4 ed4 8.Qd4 Nc6+=) 7...Ne7 (7...f5 8.d3+=) 8.d4 b5 (8...Nbc6 9.d5 Nb8 10.Nc3+=) 9.Bb3 Bh6 (9...ed4 10.a4 c5 11.ab5+/–) 10.de5 (10.a4 Bb7+/–) 10...fe5 11.Nc3 Bf4 (11...a5 12.Nb5 Ba6 13.a4 ab4 14.Ne5 de5 15.Be5 Bb5 16.Bh8 Qd1 17.Rfd1+- (worse is 17.Rad1 Bf1 18.Kf1 Nd7+=)) 12.Nd5 Nbc6?? (12...Rf8 13.Nf4 Rf4 14.Bc1 Re4 15.Bd5+/–) 13.Nf6 (better is 13.Nf4 Nb4 14.Ng5+-) 13...Kf8+/– 14.Ne1 Nd4? 15.Bd4+- Nc6 16.Be5 Be5+/– 17.Qd5 Qf6 18.Qc6 Ra7 19.Rd1 Qg5?? 20.Nf3 Qf4 21.Ne5 Qe5 22.f4 Qe7 23.Qc3 Rg8 24.Rde1 White prepares the advance e5 24...Rg7 25.e5 Bf5 26.Qd4 c6?? 27.ed6+- Qd7 28.Qf6 Rf7 29.Qh8 1–0. gtate – bar, net–, 2001. (=1.Nf3 d6 2.b4)

3.Bb2 Nf6 4.Bf6 ef6 5.e3 Bg7 (5...d5 6.c3=) 6.Nc3 (6.Be2 0-0+=) 6...0-0 7.Be2 Nc6 8.b5 Ne5 9.0-0 Be6 (9...Re8 10.d4 Nf3 11.Bf3+=) 10.Nd4 (better is 10.d4 Nf3 11.Bf3+=) 10...Qe7?? (better is 10...f5=) 11.f4+- (11.Ne6?! fe6 (worse is 11...Qe6 12.f4+/–) 12.d4 f5+=) 11...Nd7 12.f5 gf5 13.Bd3 Rfe8 14.Qh5 Nf8 15.Nf5 Bf5 16.Rf5 Qd7 17.Rf3 Re5 18.Bf5 Qd8 19.Rh3 a6 20.d4 Re7 21.ba6 Ra6 22.Bh7 Nh7 23.Qh7 Kf8 24.Rg3 Ra3 25.Rg7 (25.Rg7 Ke8 26.Rg8 Kd7 27.Nd5+-) 1–0. Anna_Goldberg (1760) – Kadonas (1730), internet, 2007.

2.Nf3 h6

3.Bb2 Nf6 4.e3 Bg4 5.Be2 Nbd7 6.h3 Bf3 7.Bf3 c6 8.a4 Nd5 9.b5 Qa5 10.bc6 bc6 11.0-0 Qb6 12.Bd4 Qc7 13.c4 Nb4 14.Qb3 Rb8 15.Qc3 Ne5 16.Be5 de5 17.d4 f6 18.Nd2 e6 19.Rfb1 ed4 20.ed4 Bd6 21.c5 Nd5 22.cd6 Qd6 23.Rb8 Qb8 24.Qb3 Qd6 25.Bd5 cd5 26.Re1 0-0 27.Qb7 Rb8 28.Qa7 Qf4 29.Nf3 Rc8 30.Qa6 Rc1 31.Qf1 1–0. novemberrain1 – imadeit, kurnik, 2012. (=1.Nf3 d6 2.b4)

3.g3 e5 4.Bg2 Bg4 5.d3 Nf6 6.h3 Bh5 7.Bb2 Be7 8.a3 0-0 9.c4 e4 (better is 9...c6!?=) 10.de4+/– Ne4 11.Nbd2 Ng5? (better is 11...Nd2 12.Qd2 Re8+=) 12.Ng5+- Bg5 13.Ne4 (13.Bb7 Nd7 14.Ba8 Qa8+-) 13...Re8 14.Ng5?? Be2 15.Qd4?? Qg5–+ 16.Be4?? Nc6 17.Bc6 bc6 18.f4 Qg3 19.Kd2 c5! 20.Rhg1 Qh3?? 21.Qg7# 1–0. alfy – puls2009, kurnik, 2012. (=1.Nf3 d6 2.b4)

2.f4 g6

3.Bb2= f6 4.e3 e5=.

3.Bb2= f6 4.Nf3 e5 5.e3=.

3.Bb2= f6 4.Nf3 Bg7 5.e3+= Nh6 6.Nc3 0-0 (6...e5 7.Be2+=) 7.Bc4 Kh8 (7...Nf7 8.0-0+=) 8.0-0 Bg4 (8...c6 9.Be2+=) 9.b5 (9.h3 Bd7+=) 9...a6 10.a4 ab5 (10...e6 11.h3 ab5 12.Bb5 Bf3 13.Qf3+= (worse 13.gf3 c6=+)) 11.ab5 Ra1 12.Qa1 c6 13.Qa7 Qd7 14.h3 (14.Nd4 d5 15.Bb3 Re8+=) 14...Bf3 15.Rf3 (15.gf3 Qh3 16.Kf2 Nf5–/+) 15...Nf5 (15...d5 16.Be2+=) 16.e4+- Nh6 17.g4 (17.Rd3 Qc8+-) 17...e6+= 18.Rd3 1–0. Leonco – Actrees, internet corr, 2018.

3.Bb2 f6 4.Nf3 Bg7 5.e3 Nh6 6.Be2 Bg4 7.h3 Be6 8.Nc3 0-0 9.e4 (9.0-0 Nf5+=) 9...c6 10.d4 Bf7 11.g4 Be8 12.a3 Bd7 13.0-0 a6 14.a4 White prepares the advance b5 (14.f5 e6 15.fg6 hg6+=) 14...b6 (14...Qb6 15.Ba3+=) 15.f5+/- g5 (15...Nf7 16.a5+=) 16.Bc4 Kh8 17.Qd3 Bc8 18.b5 (18.a5 Nd7+/-) 18...cb5 (18...Bb7!?+/-) 19.ab5+- a5 20.Bd5 Ra7 21.Nd2 Bb7 22.Be6 Bc8 23.Nc4 Be6 (23...Bd7!?+/-) 24.fe6+- Rb7 25.Nd5 Ng8 26.Bc3 Qc8 27.Ndb6 Qc7? (27...Qe6 28.d5 Qf7+-) 28.Nd5 Qc8 29.Na5 Ra7 30.b6 Ra5 31.Ra5 Qe6 (31...Nc6 32.Rb5 Qe6 33.Nc7+-) 32.Ra7 (32.Nc7 Qc8+-) 32...Nc6 33.Rc7 Nd8 (33...Nb8 34.Ra1+-) 34.b7 Nb7 35.Rb7 Qc8 (35...Ra8 36.Rfb1 Ra2 37.Rb8+-) 36.Rfb1 e6 (36...Qe8 37.Ra7 Qf7 38.Rbb7+-) 37.Rc7 ed5 38.Rc8 Rc8 39.ed5 Ne7 (39...Nh6 40.Bb4 Nf7 41.Qf5+-) 40.Rb7 Nd5 (40...Ng6 41.Qf5 Rd8 42.Ba5+-) 41.Qf5 Rc3 42.Qd7 Rc7 (42...Rg3 43.Kf2 Ne7 44.Qe7 Rg2 45.Kg2 f5 46.Qg7) 43.Qe8 Bf8 44.Qf8 1-0. Adlai – Zemic, internet, 2021.

3.Bb2= Nf6 4.Nf3=.

2.g3 Nf6

3.Bb2 (--> 1.b4 Nf6 2.Bb2 d6 3.g3).

3.Nf3 e5 4.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.Nf3 Nf6 4.g3).

2.a3 Nf6

3.Bb2 c5 4.Nf3 (4.bc5 dc5 5.e3 Nbd7=) 4...cb4 5.ab4 Nc6 (5...e5 6.e3=) 6.b5+= Ne5 (6...Nb8 7.Bf6 gf6 8.d4+=) 7.Ne5+/- (7.Be5?! de5 8.Nc3 Qc7=) 7...de5 8.Be5 Bf5 9.Bf6 (9.Nc3 e6+/-) 9...ef6+= 10.Nc3 Rc8 (10...Bb4+=) 11.g3?? (better 11.e4 Be6 12.Ra7+-) 11...Bb4= 12.Rb1 (12.Ra4!? Rc3 13.Rb4 Rc2 14.Bg2=+) 12...Bc3-/+ 13.dc3 Qd1 (13...Qa5!? 14.Qd4 Rc3=+) 14.Kd1 Rc3 15.Rb2 0-0 16.f3 (16.Bg2!?=) 16...Rd8=+ 17.Kc1 Rdc8 18.e4 Be6 19.Be2 b6 (19...f5 20.Kd2 Ra3 21.Rd1=) 20.Kd2+= Kf8 21.Bd3 Ke7 22.Ra1 R3c6?? (better 22...R3c7+=) 23.bc6+- Rc7 24.Ra6 Bc4 (24...Bc8 25.Ra3 Be6+-) 25.Rb1 (better 25.Bc4 Kd6 26.Rba2 Rc6 27.Bd5+-) 25...Ba6 26.Ba6 Rc6 27.Bd3 Rd6 28.Ra1 a5 29.Ke3 f5 (29...Re6 30.c4 f5 31.c5 fe4 32.fe4 bc5 33.Ra5+-) 30.c4 (30.ef5!? Rh6+-) 30...fe4 31.fe4 f5?! (31...Rc6+-) 32.c5 bc5 33.ef5 Kf6 (33...Rc6 34.Ra5 Rc7 35.Bc4+-) 34.Be4 (34.Ra5 Rc6+-) 34...g6? (34...Ra6 35.Kd3+-) 35.Rb1 (better 35.fg6 hg6 36.Ra5 c4+-) 35...gf5 (35...a4 36.fg6 hg6 37.Ra1+-) 36.Bd3 (36.Rf1!? Ke6 37.Rf5 Rc6+-) 36...Re6 37.Kd2 Rd6 38.Kc3 c4 39.Bc4 Rc6 (39...Kg5 40.Rb5+-) 40.Rb5 Re6 (40...a4 41.Ra5+-) 41.Ra5 (better 41.Be6 Ke6 42.Ra5 Kf6+-) 41...Re3 42.Kd4 Re6 (42...Re4 43.Kd3 h5+-) 43.Kd5 (better 43.Be6 Ke6 44.Ra6 Kf7 45.Ke5+-) 43...Rd6?? (better 43...Re5 44.Kd4 Ra5-+) 44.Kd6+- Kg5 45.Re5 (45.Bd3!? h5+-) 45...Kg4 46.Rf5! Kf5 47.Bd3 Kg4 48.Bh7 Kh3 (48...Kh5 49.Bg6! Kg5 50.h4 Kh6 51.g4 Kg6 52.Ke7 Kg7 53.h5 Kh6 54.Kf6 Kh7 55.g5 Kg8 56.h6 Kh7 57.g6 Kh8 58.g7 Kh7 59.Kf7 Kh6 60.g8Q Kh5 61.Qg3 Kh6 62.Qg6) 49.Bg6 (better 49.Bf5 Kh2 50.g4+-) 49…Kg4 ½-½. opperwezen (2805) - texttire (2215),, 2016. (=1.a3 d6 2.b4 Nf6)

3.e3 g6 4.Nc3 Bg7 5.Bb2 0-0 6.d4 e5 7.Nge2 e4 8.f3 Re8 9.Ng3 ef3 10.gf3? (better 10.Qf3!? Nc6 11.Be2=+) 10...Re3-+ 11.Be2 Nc6 (11...Qe7 12.Kf2 d5 13.Bf1-+) 12.Qd2 Re8 13.d5 Ne5 14.0-0-0 h5 15.Nge4 Ne4 16.Ne4 Kh7 (16...Qh4!?-/+) 17.Ng5= Kg8 18.f4 (18.Ne4!?=) 18...Ng4-/+ 19.Rdf1 (better 19.Bg7 Kg7 20.Rde1=+) 19...Bh6?? (better 19...Bb2 20.Kb2 Qf6 21.Kb1 a5-/+) 20.Bg4 Bg4 21.Qc3 f6 22.Qd3 (better 22.Rhg1!?=) 22...Bf5-/+ 23.Qc3 Qe7 (better 23...Re2!? 24.Ne6 Be6-/+) 24.Re1= (worse 24.Qf6 Qf6 25.Bf6 Re2-/+) 24...Qf7?? (better 24...Qf8 25.Qf6 Qf6 26.Bf6 Bg5 27.fg5 Be4=+) 25.Nf7+- Bf4 26.Kb1 Be5 27.Qc7 Rac8 (27...Rec8 28.Qe7 (28.Ne5?! Rc7 29.Nf3 Bc2 30.Ka2 Bd3+/-; 28.Re5?! Rc7 29.Rf5 gf5 30.Nh6 Kh7 31.Nf5 Rd8+-) 28...Bc2 29.Ka2+-) 28.Qb7 (28.Ne5?! Rc7 29.Nd3 Rec8+/-) 28...Rb8 (28...Rc2 29.Nh6 Kh8 30.Re5 fe5 31.Nf5+-) 29.Nh6 Kh8 30.Qf7 Bh3 31.Qg6 Re7 32.Be5 de5 33.Nf7 (33.Qf6 Kh7 34.Qe7 Kh6 35.Qf6 Kh7 36.Re5 Rb4 37.ab4 Bg4 38.Re7 Kg8 39.Qg7) 33...Rf7 34.Qf7 Rg8 (34...Be6 35.Qf6 Kh7 36.Re5 Rb4 37.ab4 Bg4 38.Re7 Kg8 39.Qg7) 35.Qh5 Kg7 36.Qh3 (36.Qh3 Kf8 37.Qc8 Kf7 38.Qd7 Kf8 39.Rhf1 Rg5 40.Rf6 Kg8 41.Qf7 Kh8 42.Rh6; 36.Rhg1 Bg2 37.Rg2 Kf8 38.Rg8 Kg8 39.Qe8 Kh7 40.Rg1 f5 41.Qh5) 1-0. dalmatinchek (2525) - blitzbullet (2585), Rated Bullet game,, 2018.

3.Bb2 a5

4.Bf6 ab4?? 5.Bb2 (5.ab4!? Ra1 6.Ba1 e5+-) 5...ba3 6.Ra3 Ra3 7.Ba3 Na6 8.Bb2 c5 (8...e5 9.d4+-) 9.Nf3 e5 10.e3 Be6 (10...e4 11.Ng1+-) 11.Bb5 Bd7 12.Qe2 Be7 (12...e4 13.Bd7 (13.Ba6?! ba6 14.Qa6 ef3=) 13...Qd7 14.Ng5+-) 13.Bd7 Qd7 14.0-0 0-0 15.d4 e4 16.Nfd2 f5 17.dc5 Nc5 18.Bd4 Ne6 Black prepares the advance f4 19.Nb3 d5 20.c3 f4 21.Qg4 f3 22.g3 (22.gf3 Rf3 23.N1d2 Rf7+-) 22...Qc6 23.N1d2 g6 24.Be5 (24.Ra1 Rd8+-) 24...Ng5 25.h4?? (25.Nd4 Qc8 26.Qc8 Rc8 27.Rb1 Nh3 28.Kf1 Rc3 29.Nf5+/-) 25...h5-+ 26.Qg5 (26.Na5 Qa4 (26...hg4?! 27.Nc6 Nh3 28.Kh2 bc6 29.Nb3-+) 27.Qg5 Bg5-+) 26...Bg5 27.hg5 (27.Kh2 Qe6 28.Bd4 Bh4-+) 27...Qe6 28.Kh2 Qe5 29.Nd4 Qg5 (29...h4 30.Rg1-+) 30.Rh1 (30.Ne6 Qe5 31.Nf8 Kf8-+) 30...Qg4 31.Kg1 g5 Black plans h4 32.Nf1 h4 33.Nb5 (33.Nh2 Qc8 34.Nf1-+) 33...Ra8 34.Nd4 Ra1 35.Nc2 (35.Nc6 bc6 36.Kh2 hg3 37.fg3 Ra2 38.Nd2 Rd2 39.Kg1 Qg3 40.Kf1 Qf2) 35...hg3 36.Na1 (36.Rh7 gf2 37.Kf2 Qg2) 36...gf2 37.Kf2 Qg2 (37...Qg2 38.Ke1 Qe2) 0-1. black_bishop_88 (2520) - srihari241105 (2465),, 2020. (=1.a3 d6 2.b4 Nf6)

4.Bf6 ef6 5.b5 d5=.

4.Bf6 gf6 5.b5 Rg8 6.g3 Nd7 7.Bg2 Ne5 8.a4 (8.d4 Ng6+=) 8...e6 9.Nf3 h5 10.h4 Ng4 11.d4 c6 12.c4 Bd7 13.Nc3 Rc8 14.0-0 (14.Qd3 f5+=) 14...f5 (14...cb5 15.Nb5 Rc4 16.Qd3=) 15.e4 (15.Rc1 f4 16.gf4 Be7=) 15...fe4 (15...cb5 16.ef5 bc4 17.Rb1=+) 16.Ne4= Be7 (16...cb5 17.cb5 d5 18.Neg5=) 17.c5 (17.bc6 Bc6 18.d5 Bd7=) 17...d5 (17...dc5 18.bc6 Bc6 19.Nc5=+) 18.Nd6 (18.Nc3!?=) 18...Bd6-/+ 19.cd6 (19.bc6 Bc6 20.cd6 Qd6=+) 19...cb5 20.ab5 (20.Ne5 ba4 21.Qb1 b5-/+) 20...Bb5 21.Re1 Qd6 22.Ra5 (better 22.Ne5 b6 23.Qb1 Ne5 24.Re5-+) 22...Ba6 (better 22...Nf2!? 23.Qb3 Qg3 24.Qb5 Ke7-+) 23.Ng5 Rc4 (better 23...Nf6!?=+) 24.Rd5 (24.Bd5 Qb4 25.Qa1 Rc2+/-) 24...Qc7 (24...Qb6 25.Qa1+=) 25.Ne6 (better 25.Rf5! Rg7 26.d5+-) 25...fe6= 26.Re6 Kf7 27.Re1 Rg6 (27...Nf6 28.Rde5 Rg4 29.Qe2+=) 28.Rh5 Rf6?? (28...Nf6 29.Rhe5 Qb6 30.Re7 Kg8+-) 29.Qg4 (29.Qg4 Qe5 30.Rh7 Kf8 31.Qg7 Ke8 32.Re5 Re6 33.Qh8) 1-0. black_bishop_88 (2540) - BUBBAFISHA (2435),, 2020. (=1.a3 d6 2.b4 Nf6)

3.Bb2 Nbd7

4.e3 g6 5.Bc4 Bg7 6.d4 c6 7.Nf3 b5 8.Be2 a5 9.c4 bc4 10.Bc4 ab4 11.ab4 Ra1 12.Ba1 0-0 13.b5 cb5 14.Bb5 Qa5 15.Nc3 Nd5 16.Qa4 Qa4 17.Ba4 Nc3 18.Bc3 Nb6 19.Bb5 Be6 20.Ng5 Bc4 21.Bc4 Nc4 22.Ke2 d5 23.Rb1 h6 24.Nf3 Ra8 25.Ra1 Rc8 26.Bb4 e6 27.Nd2 Bf6 28.Nc4 Rc4 29.Bd6 Kg7 30.Ra7 Rc2 31.Kf3 Rc3 32.Bb4 Rc4 33.Rb7 h5 34.h3 Bh4 35.g3 Bf6 36.Bd6 Bd8 37.Rd7 Ba5 38.Be5+= Kf8 39.Ra7 Bd8 40.Rd7 Rc8 41.Bd6 Kg7 42.h4 Bf6 43.Bc5 Rb8 44.Kf4 Rb2 45.f3 Rh2 46.e4 de4 47.fe4 Rf2 48.Ke3 Rc2 49.Rc7 Rc3 50.Kf4 Rd3 51.e5 Bd8 52.Ra7 Rd1 53.Ke3 Rb1 54.Kf3 Bb6 55.Rb7 Rb3? 56.Ke4+- Rg3 57.Bb6 Rg4 58.Kd3 Rh4 59.Bd8 Rh3? 60.Ke4 Kf8 61.Bf6 Ke8 62.Re7 Kd8 63.Re6 Kd7 64.Re7 (64.Re7 Kc6 65.d5 Kc5 66.d6+-) 1–0. marus – Burwood, internet, 2001.

4.Bf6 Nf6 5.c4 a5 6.Nc3 ab4 7.ab4 Ra1 8.Qa1 g6 9.b5 Bg7 10.Nf3 0-0 11.e3 c6 (11...e5 12.e4=+) 12.Be2= e5 13.0-0 d5 (13...Re8 14.d4=) 14.cd5 (14.Ne5 d4 15.ed4 Qd4+/-) 14...cd5 (14...Nd5!? 15.bc6 bc6=) 15.Ne5+= d4 16.Na4 (16.ed4!? Qd4 17.Nf3+=) 16...de3= 17.de3 (17.d4!?=) 17...Nd7=+ 18.f4 Ne5 19.fe5 Qg5 20.Nb6?? (better 20.Qc1=+) 20...Qe3-+ 21.Kh1 Qb6 0-1. black_bishop_88 (2480) - Kokos1111 (2485),, 2020. (=1.a3 d6 2.b4 Nf6)

3.Bb2 g6

4.c4 Bg7 5.Nc3 0-0 6.g3 a5 (6...Nbd7 7.Bg2=) 7.b5= e5 8.Bg2 Nbd7 9.d3 Rb8 10.Nf3 b6 11.0-0 Nc5 12.e4 (12.d4 Ncd7+=) 12...Nfd7 13.Nd5 Ne6 14.h4 (14.Re1 Bb7+=) 14...f5 15.Bc1 (15.ef5 gf5 (worse 15...Rf5 16.Bh3+/-) 16.Ng5 Ng5 17.hg5 Bb7=) 15...f4 (15...fe4 16.Ng5 Nf6 17.Ne6 Be6 18.de4=) 16.Bd2 h6 17.Ra2 g5 (17...Nf6 18.Rb2=) 18.Bh3 Ndc5 19.Bf5 (better 19.hg5!? Ng5 20.Bc8 Rc8 21.Qe2+=) 19...Nd3=+ 20.Ba5 Ndc5 (better 20...Nf2!? 21.Raf2 fg3=+) 21.Bb4+= Nd4 22.Nd4 ed4 23.Qg4 (23.Bc8 Rc8 24.Qg4 Kh7+=) 23...Bf5= 24.ef5 gh4 (24...Nd7 25.hg5 hg5 26.gf4 gf4 27.Qf4+/-) 25.Bc5 dc5 26.Re2 (better 26.gh4!? Kh8 27.Qf4+=) 26...Qg5=+ 27.Qg5 (27.Qh4 Qh4 28.gh4 Ra8=) 27...hg5-/+ 28.Nc7 (28.Re6 f3-/+) 28...Rf5 29.Re7 (29.Nd5 f3 30.Re6 Kf7 31.Rb6 Rb6 32.Nb6 hg3 33.fg3 g4-/+) 29...Rf7 (29...fg3 30.fg3 Rf1 31.Kf1-+) 30.Rfe1 (30.Rf7 Kf7 31.Nd5 Ra8 (worse 31...hg3 32.fg3 Be5 33.Re1=+) 32.gh4 gh4-/+) 30...hg3 31.fg3 fg3 (31...Re7 32.Re7 fg3 33.Re1-+) 32.Kg2 (32.Rf7 Kf7 33.Nd5 Ra8-+) 32...Rb7 (better 32...Re7 33.Re7 Rb7-+) 33.Nd5 Rbe7 34.Ne7 Kf8 (better 34...Kh7=+) 35.Kg3?? (better 35.Ng6 Kg8 36.Ne7 Kh7 37.Rh1 Bh6 38.Nd5=+) 35...Re7-+ 36.Rf1 Rf7 (36...Rf7 37.Re1 Rf4-+) 0-1. black_bishop_88 (2560) - drdrunckenstein (2695),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

4.d3 Nbd7 5.Nd2 e5 6.Ngf3 c5 7.c3 Bg7 8.g3 0-0 9.Bg2 a6 10.0-0 h6 11.d4 (11.bc5 dc5 12.Qb3 Rb8=) 11...cd4 12.cd4 e4 13.Ne1 d5 14.f3 (14.e3=) 14...Qb6 (better is 14...e3 15.Nb3 Nb6+=) 15.fe4+/– Ne4 16.Ne4 de4 17.Be4 Nf6 18.Bf3 Be6 19.e3 Rfd8 20.Nd3 Nd5 21.Qe2 Ne3?? (better is 21...a5+/–) 22.Qe3+- Rd4 23.Nc5 Qd6 24.Kg2 Rd2+= 25.Rf2 Rb2 26.Rb2 Bb2 27.Rd1 Qe5? 28.Qh6?? Re8 29.Nb7 Bb3 30.Rf1 Ba3+= 31.Nc5 Bb4 32.Nb3 Qb2 33.Rf2 Qb3 34.Qf4 Bc5 35.Re2 Re2 36.Be2 Qd5 37.Qf3 Qf3 38.Bf3 a5 39.Bc6 Kf8 40.Kf3 Ke7 41.Ke4 Kd6 42.Be8 f5 (42...f5 43.Kf4 Ke6 44.Bg6 Bd6 45.Kg5 a4=). golfx – imados, kurnik, 2011. (=1.a3 d6 2.b4).

4.d3 Bg7 5.Nd2 0-0 6.c4 e5 7.g3 Bf5 8.Bg2 Nbd7 9.Bb7 Rb8 10.Bg2 Re8 11.Ngf3 e4 12.de4 Ne4 13.Bg7 Kg7 14.Ne4 Re4 15.Qb3 Re8 16.0-0 Ne5 17.Ne5 Re5 18.e3 c5 19.Qc3 Qf6 20.b5 a6 21.a4 ab5 22.ab5 Re7 23.Qf6 Kf6 24.Rfd1 Be4 25.Be4 Re4 26.Rd6 Ke7 27.Rc6 Rc4 28.b6 Kf8 29.Ra7 Kg7 30.b7 Rb4 31.Rc5 R8b7 32.Rb7 Rb7 33.f4 Kf6 34.e4 Rb2 35.h3 h6 36.g4 Re2 37.Rc6 Kg7 38.e5 Re4 39.f5 gf5 40.gf5 Re5 41.Kg2 Rf5 42.Kg3 f6 43.h4 Kg6 44.Rc8 Kh5 45.Rg8 Rd5 46.Rf8 f5 47.Rf6 Re5 48.Kf4 Re1 49.Rf5 Kh4 50.Rc5 h5 51.Kf3 Rf1 52.Kg2 Rd1 53.Rc4 Kg5 54.Kg3 Rd3 55.Kg2 h4 56.Kh2 Rd2 57.Kh3 Rd3 58.Kh2 Kh5 59.Kg2 Kg5 60.Kh2 ½–½. golfx – undita, kurnik, 2012. (=1.a3 d6 2.b4).

4.d3 Bg7 5.Nd2 e5 6.c4 Be6 7.g3 Nbd7 8.Bg2 c6 9.Ngf3 a5 10.0-0 ab4 11.ab4 Ra1 12.Qa1 0-0 13.d4 ed4 14.Bd4 c5 15.bc5 dc5 16.Bc3 Nb6 The isolani on c4 becomes a target 17.Ba5 (17.Ne4 Ne4 18.Bg7 Re8+=) 17...Qd6= 18.Rd1 Qc6 (18...Ra8 19.Qb1 Na4 20.Nb3+=) 19.Bc3 (better is 19.Ng5 Qc7 20.Qb1+-) 19...Bc4? (better is 19...Ra8 20.Qc1 Qc7=) 20.Nc4 Nc4 21.Nd2 Qe6 22.Nc4 Qc4 23.Bf6 Bf6 24.Qf6 Qe2 25.Qd6 Re8 26.Bb7 h5 27.Qd3 Qd3 28.Rd3 Re1 29.Kg2 c4?! 30.Rc3 Re7 31.Bd5 Rc7 32.Rc4 Rc4 33.Bc4 Kg7 34.f4 Kf6 35.Kf3 Kf5 36.h3 g5 37.fg5 Kg5 38.Bf7 Kf6 39.Bh5 (39.Bh5 Kg5 40.h4 Kh5 41.Kf4+-) 1–0. golfx – stan69, kurnik, 2012. (=1.a3 d6 2.b4).

4.e3 Bg7 5.Nf3 0-0 6.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.a3).

4.Nf3 Bg7 5.g3 0-0 6.Bg2 Nbd7 7.0-0 a5 8.b5 b6 (8...c5 9.c4=) 9.d4 (9.Nd4 d5 10.Nc6 Qe8+/-) 9...Ra7 10.d5 Bb7 11.Nd4 (11.c4!?=) 11...Nd5=+ (11...Bd5? 12.Bd5 Nd5 13.Nc6 Bb2 14.Nd8 Rd8 15.Qd5 Ba1 16.c3+-) 12.c4 N5f6 13.Bb7 Rb7 14.Nc6 Qe8 15.Nd2 Nb8 16.Nd4 e5 17.N4b3 Nbd7 18.e3 a4 19.Qf3? (better 19.Nc1 Nc5 20.Ne2-/+) 19...Nc5 Black intends e4 (better 19...e4 20.Ne4 Ne4 21.Bg7 Kg7-+ (21...ab3?! 22.Bf8 Kf8 23.Qe2-+)) 20.Nc5+- e4 21.Nce4 (21.Nde4 Ne4 22.Bg7 Nc5 23.Bf8 Qf8+-) 21...Ne4 22.Ne4 (22.Qe4?! Qe4 23.Ne4 Bb2=) 22...Bb2 23.Rab1 (better 23.Nd6 cd6 24.Qb7 Ba1 25.Ra1+/-) 23...Bg7?? (better 23...d5 24.cd5 Qe5+/-) 24.Nd6!+- cd6 25.Qb7 Qe6 (25...Qb8 26.Qb8 Rb8 27.Rfd1+-) 26.Qd5 (26.Rb4!? Bc3 27.Ra4 Ba5+-) 26...Qd5 27.cd5 Rc8 28.Rfc1 Rc5 29.Rc5 dc5 30.Rd1 (30.Rc1 Kf8+-) 30...Kf8 31.d6 (31.Rc1!? Ke7+-) 31...Ke8 32.d7 Kd8 33.Kf1 (33.Rd6 Bb2+-) 33...c4 (33...Bb2 34.Rd6 c4 35.Ke2 Ba3 36.Rb6 Kd7 37.Ra6+-) 34.Ke2 Bf8 35.Kd2 Kd7 36.Kc3 Kc7 (36...Ke6 37.Kc4 f5 38.Rd3+-) 37.Kc4 Ba3 38.Ra1 Bc5 39.Ra4 Kd6 (39...Kd7 40.Ra7 Ke6 41.Rc7+-) 40.Ra7 Ke6 41.Kd3 (41.Rc7 Bd6 42.Rc6 f6+-) 41...h5 (41...Bd6 42.Rb7+-) 42.f4 (42.Rc7 h4+-) 42...f6 (42...Bd6 43.e4+-) 43.e4 (43.Rg7 h4+-) 43...g5 (43...Bg1 44.h4+-) 44.Rc7 (44.f5!? Kd6 45.Rf7 Ba3 46.Rf6 Kc5+-) 44...Bg1 45.Rc6 (45.f5 Kd6 46.Rf7 Bh2 47.Rf6 Kc7+-) 45...Ke7 (45...Kf7 46.h3+-) 46.h3 (46.fg5 fg5 47.h3 Bf2+-) 46...Bh2 (46...g4 47.hg4 hg4 48.Rc7 Kf8 49.Ke2+-) 47.fg5 fg5 48.Rb6 Bg3 49.Rg6 Bf4 50.b6 Kf7 (50...Kd7 51.e5! Be5 52.Rg5+-) 51.Rc6 (51.e5 Be5 52.Rg5 Bh2+-) 51...Ke7 (51...g4 52.Rc5 Bb8 53.Rh5+-) 52.Kd4 Kd7 53.Kd5 g4 54.hg4 hg4 55.Rg6 g3 56.e5 Be3 (56...Be5 57.Ke5 g2 58.Kd5 Ke7 59.b7 Kf7 60.Rg2 Kf6 61.b8Q Kf7 62.Qg8 Ke7 63.Rg7 Kf6 64.Qf7) 57.Rg7 Kc8 58.Kc6 (58.b7 Kb8 59.Kc6 Ka7 60.Rg8 Ka6 61.Ra8 Ba7 62.b8Q g2 63.Qa7) 58...Kd8+- 59.b7 Ba7 60.Rg3 Ke7 61.Rg8 Ke6 62.b8Q (62.Ra8 Bb8 63.Rb8 Kf7 64.e6 Kg7 65.e7 Kf6 66.Rf8 Kg6 67.e8Q Kg5 68.b8Q Kg4 69.Rg8 Kf5 70.Qbe5) 62...Bb8 63.Rb8 Ke5 64.Re8 Kd4 65.Kd7 Kc4 66.Re6 Kc5 67.Rd6 Kb5 68.Rc6 Ka5 69.Kc7 Kb5 70.Kb7 Ka4 (70...Kb4 71.Ka6 Ka3 72.Kb5 Kb3 73.Rc7 Ka2 74.Kb4 Kb2 75.Rc3 Ka2 76.Rc2 Ka1 77.Kc4 Kb1 78.Kb3 Ka1 79.Rc1) ½-½. black_bishop_88 (2520) - Biriyani (2620),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

4.g4 Bg4!? 5.Bg2 c6-/+.

4.g4 Bg7 5.g5= Nh5 6.Bg7 Ng7 7.Qc1 0-0 8.Qb2 e5 9.h4 Nc6 10.e3 Be6 11.Ne2 f6 12.d4 (12.b5 Na5=+) 12...fg5-/+ 13.Bg2 ed4 14.Nd4 (14.Bc6 bc6 15.Nd4 Qf6-/+) 14...Nd4 (14...Qf6 15.c3 Ne5 16.Be4-+) 15.Qd4-/+ gh4 (15...c6 16.hg5 Qg5 17.Be4-/+) 16.Qh4 (16.Bb7!? Rb8 17.Bd5=+ (17.Qa7?? Qf6-+)) 16...Qh4-/+ 17.Rh4 c6 18.Nc3 d5 19.Ne2 Rf7 20.Nd4 Raf8 21.f4 Bd7 22.0-0-0 Nf5 23.Nf5 Bf5 (worse 23...Rf5 24.c4 Be6 25.cd5 cd5 26.Bh3=+) 24.Bf1 (24.Bh3!? Re7 25.Bf5 Rf5-/+) 24...Re7-+ 25.Kd2 Rfe8 26.Re1 d4! 27.Bd3 (27.ed4 Re4 Double attack (27...Re1 Pinning; 27...Re1 Deflection; 27...Re4 Decoy)) 27...de3 28.Kc3 (28.Ke2 Bd3 29.cd3 Kg7-+) 28...Bd3 29.Kd3 e2 30.f5 (30.Kd2-+) 30...Rd8 31.Kc3 Rd1 32.f6 (32.Rhh1 Re3 33.Kb2 Re1 34.Re1 gf5 35.Kc1-+) 32...Re3 (32...Re1?! 33.fe7 Kf7 34.Kd2 Rd1 35.Ke2-/+) 33.Kb2 Re1 34.Rd4 Rb1! 35.Kb1 (35.Ka2 e1Q 36.Rd8 Kf7 37.Rd7 Kf6 38.Rd6 Kg5 39.Rd3 Qc1 40.Rd5 cd5 41.b5 Qc2) 35...e1Q 36.Kb2 Qc3 (36...Qc3 37.Kb1 Re1 38.Rd1 Rd1 39.Ka2 Qc2) 0-1. black_bishop_88 (2540) - effefe (2475),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

4.g4 Bg7 5.g5= Nh5 6.Bg7 Ng7 7.d4 h6 8.gh6 Rh6=.

4.g4 Bg7 5.g5= Nh5 6.Bg7 Ng7 7.h4 a5 (7...h6 8.gh6 Rh6 9.d4=+) 8.b5 (8.Nc3 Ne6=) 8...a4 (8...h6 9.gh6 Rh6 10.d4=+) 9.Qc1 c5 10.Qb2 0-0 11.e3 d5 12.Be2 d4 13.h5 Nf5 (13...e5 14.hg6 fg6 15.Nf3=+) 14.hg6 hg6 15.Nf3 Qd5 16.c4 Qd6 17.d3 e5 18.Nbd2 de3?? (better 18...Nd7+=) 19.Ne4+- Qe7 20.Nf6 (20.Nf6 Qf6 21.gf6 ef2 22.Kf2+-) 1-0. black_bishop_88 (2525) - ErickDraven (2485),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

4.h3 Bg7 5.Nf3 0-0 6.d3 Nc6 7.Nbd2 e5 8.b5 Ne7 9.e4 Nd7 10.a4 (10.d4 ed4 11.Bd4 Nc5=) 10...f5 11.Be2 f4 (11...Nc5!?=) 12.d4 Nf6 (better 12...ed4!? 13.Bd4 Nc5+=) 13.de5+/- de5 14.Ne5 (14.Bc4 Kh8 15.0-0+-) 14...Nh5? (14...Be6!?+/-) 15.Bc4 (15.Bh5 gh5 16.Qh5 a6+-) 15...Kh8 16.Rb1 Rf7?? (better 16...Qe8+-) 17.Nf7 (17.Nf7 Kg8 18.Nd8 Kf8 19.Nf3 Bb2 20.Rb2+-) 1-0. black_bishop_88 (2480) - romanmatinyan (2290),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

4.h4 h5 5.Nf3 Bg7 6.c4 (6.e3 0-0=) 6...e5 7.Nc3 e4 (7...0-0 8.e4=) 8.Ng5 (8.Ne4 Bg4+/-) 8...e3 (8...0-0!?=) 9.de3+= 0-0 10.e4 Be6 11.e3 Ng4 (11...a5 12.Be2+/-) 12.Qd2 (worse 12.Ne6 fe6 13.f3 Ne3=+) 12...a5 13.Nd5 (13.Be2 ab4 14.ab4 Ra1 15.Ba1 Na6+/-) 13...c6 (13...ab4 14.Bg7 Kg7 15.Qb4+/-) 14.Bg7+/- Kg7 15.Qb2 f6?? (better 15...Kg8 16.Nf4 Bc8+/-) 16.Ne6+- (16.Ne6 Kh6 17.Nd8 Rd8 18.Nf6 Nf6 19.Qf6+-) 1-0. black_bishop_88 (2615) - SergiIvanchuk (2280),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

4.Bf6 ef6

5.c3 Bg7 6.d4 0-0 7.Nd2 c5 8.e3 g5 (8...Re8 9.Ngf3+=) 9.Ngf3 (9.Bd3 Re8+/-) 9...g4 10.Nh4 (better 10.Ng1!?+=) 10...f5=+ 11.Bd3? (better 11.g3 f4 12.bc5 dc5 13.Bd3=+) 11...Qh4-+ 12.0-0 Nc6 13.Qc2 Qg5 (13...f4 14.b5 fe3 15.fe3-+) 14.g3 (14.bc5 dc5 15.Rfd1 cd4 16.ed4 Be6-+) 14...b6 15.b5 Ne7 16.a4 Bb7 17.Rfe1 Qh5 18.Bf1 Bf6 19.Rad1 Kh8 20.Nc4 (20.Bg2 Bg2 21.Kg2 Rfc8-+) 20...Rg8 (better 20...Be4 21.Qd2 d5 22.Nb2-+) 21.Nd6 Bf3 22.Rd2 Rg6 23.e4 (23.Nf7 Kg7 24.Bc4 Rf8-+) 23...Rh6 (23...Qh2! 24.Kh2 Rh6 25.Bh3 Rh3 26.Kg1 Rh1) 24.h4-+ Bh4 25.Nf7 Qf7 26.gh4 Rh4 27.Bg2 Qh5 28.Re3 (28.Bh3 Rh3 29.dc5 Rh1) 28…Rh1! (28...Rh1 29.Bh1 Qh1) 0-1. black_bishop_88 (2490) - brok123 (2335),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

5.c3 Bg7 6.d4 0-0 7.Nd2 f5 8.e3 Nd7 (8...f4 9.ef4 Re8 10.Be2=) 9.g3 Nf6 10.Bg2 Re8 11.Ne2 Ne4 12.Ne4 (12.0-0 d5=) 12...fe4 13.Qc2 f5 14.h4 (14.Nf4 Bh6=) 14...h5 (14...a5!?=+) 15.Nf4= Kh7 16.0-0 c6 17.Rfd1 Be6 18.c4 d5 19.Bf1 Bf7 20.Rac1 Qd7 21.cd5 cd5 22.Qc7 Re7 23.Qd7 Rd7 24.Bb5 Re7 25.Rc5 a6 26.Be2 Rd7 27.Rdc1 Bf8 28.Rc7 Rad8 29.a4 (29.R7c3 Bd6+=) 29...Bd6 (29...Bb4!? 30.R7c2 Re7=+) 30.Rd7= Rd7 31.b5 ab5 32.Bb5 Rc7 33.Rc7 Bc7 34.Ne2 (34.Bd7 Bf4 35.gf4 b6=) 34...Kg7= 35.Nc3 (35.Bd7 Ba5=) 35...Ba5 36.Nb1 (36.Ne2 Kf6=) 36...Kf6 37.Kf1 Bb4 38.Ke2 Ke7 39.Nd2 Be8 40.Be8 Ke8 41.Nb3 b6 42.Nc1 Kd7 43.Na2 Ba5 44.Nc1 Kc6 45.Kf1 Kb7 (better 45...Bb4=) 46.Ne2+/- Bb4 47.Nf4 Ka6 48.Ng6 Ka5 (better 48...Bd6!?+/-) 49.Nf4+- Ka4 50.Nd5 (better 50.Nh5 b5 51.Nf4+-) 50...Ba5 51.Nf4 (51.Ke2 b5 52.Kd1+=) 51...b5=+ 52.d5 (better 52.f3!?=+) 52...b4-+ 53.Ne2?? (better 53.Ke1 b3 54.Kd1-+) 53...b3 54.d6 (54.Kg2 b2 55.Nf4 b1Q 56.Nh5 Be1-+) 54...b2 55.d7 b1Q 56.Kg2 Qd3 (56...Qd1 57.Nf4-+) 57.d8Q (57.Nd4 Qd1-+) 57...Bd8 (57...Qe2?! 58.Qe8 Ka3 59.Qf8 Bb4 60.Qf5-/+) 58.Nc1 (58.Nf4-+) 58…Qd2 (58...Qd2 59.Nb3 Kb3 60.g4 Bh4 61.Kh2 Qf2 62.Kh1 Bg3 63.gh5 Qf1) 0-1. black_bishop_88 (2565) - drdrunckenstein (2670),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

5.c3 Bg7 6.d4 0-0 7.e3 c5 8.Nd2 Nc6 9.Ngf3 Re8 10.g3 (10.Bb5 Bd7+=) 10...cd4 11.cd4 f5 12.Be2 Qe7 13.0-0 (better 13.b5!? Nd8 14.0-0=) 13...Nd4=+ 14.Nd4 (14.ed4 Qe2 Pinning (14...Qe2 Deflection); 14.Nd4 Bd4 Combination) 14...Bd4 15.Rc1 Bf6 16.Nf3 Be6 17.Nd4 Rec8 18.Qd2 Rc1 19.Rc1 Rc8 (19...Be5!?=+) 20.Rc8= Bc8 21.Bf3 Bd4 22.Qd4 b6 23.Qd5 Be6 24.Qd4 Qc7 25.h4 (25.Kg2 a5=+) 25...Qd7 (25...Qc1 26.Kg2=+) 26.Kg2 d5 27.h5 Qe8 (27...gh5 28.Bh5 Qa4 29.Qd3=) 28.Bd5 (28.h6 Qf8+=) 28...Bd5= 29.Qd5 Qe6 30.Qe6 fe6 31.hg6 hg6 32.Kf3 Kf7 33.e4 Kf6 34.Ke3 e5 35.f4 ef4 (35...b5 36.Kf3=) 36.Kf4 (36.gf4 a6+=) 36...fe4 37.Ke4 Ke6? (37...Kg5 38.Ke5=) 38.Kf4?? (38.b5 Kd6 39.Kd4 Ke6=) 38...Kf6?? (better 38...b5=) 39.g4?? (39.b5 g5 40.Ke4+-) 39...g5?? (better 39...b5 40.g5 Ke6-+) 40.Ke4+- Ke6 41.b5 Kd6 42.Kf5 Kc5 43.Kg5 Kb5 44.Kf6 Ka4 45.g5 Ka3 46.g6 b5 47.g7 b4 48.g8Q b3 49.Qg3 Ka2 50.Qb8 b2 51.Qa7 Kb1 52.Ke5 Kc1 53.Qc5 Kd2 54.Qd4 Kc2 55.Qc4 Kd2 56.Qb3 Kc1 (56...b1Q 57.Qb1 Kc3 58.Ke4 Kc4 59.Qc2 Kb4 60.Kd5 Kb5 61.Qb2 Ka4 62.Kc4 Ka5 63.Qb5) 57.Qc3 Kb1 58.Kd4 Ka2 59.Qc4 (59.Qc2 Ka3 60.Kc3 b1Q 61.Qb1 Ka4 62.Qb4) 59...Ka1 (59...Kb1 60.Kc3 Ka1 61.Qa4 Kb1 62.Qc2 Ka2 63.Qb2) 60.Qa4 Kb1 61.Kc3 Kc1 62.Qc2 1-0. black_bishop_88 (2535) - SergiIvanchuk (2330), Ukrainian Bullet League, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

5.c3 Bg7 6.d4 0-0 7.e3 f5 8.Nf3 g5 (8...Re8 9.Be2=) 9.g3 (9.Bd3 Be6+=) 9...g4 10.Nh4 (10.Nfd2 a5 11.b5 Be6+=) 10...Bf6 (10...f4 11.Ng2 fe3 12.Ne3=) 11.Bd3 (better 11.Ng2!?+=) 11...Bh4=+ 12.gh4 Qh4 13.Nd2 Nc6 14.Nf1 Re8 15.Ng3? (better 15.Rg1=+) 15...f4-+ 16.Ne4? (better 16.Ne2 Re3 17.Qd2-+) 16...f5 17.Bc4 Kh8 18.Kd2 (18.b5 Na5 (worse 18...Re4 19.bc6 Re3 20.Kf1 Rc3 21.Qe2-+; 18...fe4?! 19.bc6 fe3 20.0-0-+) 19.Be2 e4 20.ef4 Qh3-+) 18...Re4 19.Qe2 (19.Qg1 Ne5! 20.Be2 fe3 21.fe3 Nf3 22.Bf3 gf3-+) 19...f3 (better 19...fe3 20.fe3 f4-+) 20.Qd3 (20.Qf1-+) 20...Qf2 21.Kc1 Re3 22.Qd2 Qd2 23.Kd2 Re8 24.Rae1 Bd7 25.Bd5 Re1 26.Re1 Re8 (26...f4 27.Rf1-+) 27.Re8 Be8 28.Ke3 Kg7 29.h3 (29.Kf2 b5-+) 29...Kf6 30.hg4 (30.Kf2 b5 31.Bb3 Ne7-+) 30...fg4 31.Kf4 h5 32.Bc4 (32.Be4 Bg6 33.Bd5 a5-+) 32...Ne7 33.Bf1 (33.Kg3 Kg5 34.Be6 h4 35.Kf2 Kf4 36.Bg4 Kg4 37.Ke3 h3 38.c4 h2 39.Kd3 Bg6 40.Kd2 h1Q 41.b5 Qg2 42.Kc3 Qc2 43.Kb4 Qb2 44.Ka4 Bc2 45.Ka5 Qa3) 33...Ng6 (33...Nd5!? 34.Kg3-+) 34.Kg3 Kg5 35.Kf2 h4 36.Ke3 (36.c4-+) 36...Nf4 37.Ke4 Bg6 (37...h3 38.Ke3 h2 39.b5 h1Q 40.d5 Qf1 41.Kd2 Qe2 42.Kc1 Nd3 43.Kb1 Qb2) 38.Ke3 Nd5 (38...h3 39.Bd3-+) 39.Kd2 Kf4 (39...h3 40.c4 h2 41.c5 h1Q 42.Ba6 Qg2 43.Ke1 Qg1 44.Bf1 Qe3 45.Kd1 Nc3) 40.c4 Ne3 41.Bd3 Bd3 42.Kd3 (42.Kc3 f2 43.Kb2 f1Q 44.b5 Qb1 45.Kc3 Qc2 46.Kb4 Qc4 47.Ka5 Qb5) 42...f2 43.c5 (43.Ke2 f1Q 44.Kd2 Qf2 45.Kd3 Qc2) 43...d5 (43...f1Q 44.Kd2 Qf2 45.Kd3 Qc2) 44.Kc3 (44.Ke2 f1Q 45.Kd2 Qf2 46.Kd3 Qc2) 44...f1Q 45.Kb3 (45.b5 Qc4 46.Kb2 Qc2 47.Ka1 Qb3 48.b6 Nc2) 45...Qc4 46.Ka4 (46.Kb2 Qc2 47.Ka1 Qb3 48.c6 Nc2) 46...a6 47.c6 Qc6 48.Kb3 (48.b5 Qb5) 48…Qc2 0-1. black_bishop_88 (2535) - ficorrales (2720),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

5.c3 Bg7 6.d4 0-0 7.Nf3 f5 8.e3 Nd7 9.Nbd2 Nf6 10.g3 (10.Bd3 Qe7+=) 10...Re8= 11.Bg2 c6 12.0-0 Ne4 13.Qc2 d5 14.c4 Be6 15.Rac1 Rc8 16.a4 White prepares the advance b5 16...Qe7 17.b5 (17.c5 Rb8=) 17...dc4 18.Ne4 fe4 19.Qe4 Bd5 (19...cb5 20.ab5 c3 21.Ra1=) 20.Qe7= Re7 21.bc6 Rc6 22.Nd2 Bg2 23.Kg2 c3 24.Nb1 Rec7 25.Rc2 Bf8 26.Rfc1 Bb4 27.Kf3 a5 (27...g5!?+=) 28.Ke4+/- f5 29.Kd3 Kf7 (29...g5 30.h3+/-) 30.Nc3+- g5 31.Nd5 Rc2 32.Rc2 (32.Nc7?? Rc1 33.Nd5 Ke6-+) 32...Rc2 33.Kc2 Kg6?? (33...Bd6+-) 34.f3 (better 34.Nb4 Kf7 35.Nd3+-) 34...Bd6 35.Kd3 h5 Black plans g4 36.Kc4 h4 (36...Kf7+-) 37.Kb5?? (better 37.gh4!? gh4 38.h3 Bg3+-) 37...hg3?? (37...Bg3 38.Ka5 Bh2 39.Ne7 Kf6 40.Ng8 Kf7 41.Nh6 Kg6-+) 38.hg3+- Bg3 39.Ka5 g4 40.fg4 fg4 41.e4 (41.Kb6 Kf5 42.Kb7 Be1+-) 41...Bf2 (41...Be1 42.Kb5 Bd2 43.Ne7 Kg5=+) 42.Kb6?? (better 42.Nf4 Kf6 43.e5 Kf5 44.Ne2+/-) 42...Bd4= 43.Kb7 g3 (better 43...Kg5 44.e5 Kf5=+) 44.a5?? (better 44.Nf4 Kg5 45.Ne6 Kg4 46.Nd4+/-) 44...Kg5-+ 45.a6 (45.Nc7 Bf2 46.e5 g2-+) 45...g2 46.Nb6 (46.a7 Ba7! 47.Ka7 g1Q 48.Kb7 Qb1 49.Kc7 Qe4-+) 46...g1Q (better 46...Bb6 47.Kb6 g1Q 48.Kc6 Qc1 49.Kb7 Qb1 50.Kc6 Qe4 51.Kb5 Qd5 52.Kb6 Qb3 53.Kc5 Qa4-+) 47.a7 Bb6 (better 47...Qb1 48.a8Q Qb6 (48...Bb6?! 49.Qg8 Kf4 50.Qf8 Ke4 51.Qe7 Kf3 52.Qf6 Ke2 53.Qb6 Qe4 54.Qc6=) 49.Kc8 Qe6 50.Kb7 Qe4 51.Kb8 Be5 52.Ka7 Qd4 53.Ka6 Qa4 54.Kb7 Qb3 55.Kc8 Qh3 56.Kb7 Qg2 57.Ka7 Qa2 58.Kb7 Qd5 59.Ka7 Bd4 60.Kb8 Qg8 61.Kb7 Qf7 62.Kc8 Qf8 63.Kb7 Qf3 64.Kb8 Be5 65.Ka7 Qa3 66.Kb7 Qb2 67.Kc8 Qc3 68.Kb7 Qb4 69.Ka6 Qc4 70.Kb7 Qb5 71.Kc8 Qe8 72.Kb7 Qf7 73.Ka6 Qe6 74.Kb5 Qb3 75.Ka6 Qd3 76.Kb6 Bd4 77.Kc7 Qh7 78.Kd6 Qh6 79.Kd7 Qg7 80.Kc6 Qf6 81.Kd7 Qf5 82.Kc7 Be5 83.Kb6 Qb1 84.Kc5 Qc2 85.Kb5 Qe2 86.Kc5 Qf2 87.Kb5 Qb2 88.Kc4 Qd4 89.Kb5 Qe3-+) 48.a8Q= Qc5 49.Qg8 Kf4 50.Qd5?? (better 50.Qf7 Ke3 51.Qb3 Ke4 52.Qe6 Kd3 53.Qg6 Kd2 54.Qb6 Qd5 55.Kc7 Qf7 56.Kd8 Qg8 57.Ke7 Qh7 58.Kd6 Qh6 59.Kc7 Qg7 60.Kc8 Qg4 61.Kd8=) 50...Qc7-+ 51.Ka6 Qa7 52.Kb5 Qa5?? (better 52...Bd4-+) 53.Kc6= Qa6 54.Qd6 (better 54.Qb5 Qa8 55.Kb6 Qe4 56.Kc5=) 54...Ke3-+ 55.Qd5 (55.e5!? Bd4 56.Kd7 Qb7 57.Qc7 Qd5 58.Qd6 Qf7 59.Qe7 Qh5 60.Qa3 Kf4 61.Qf8 Kg3 62.Qg8 Kh4 63.Qd8 Kh3-/+) 55...Bd4 56.Kd7 Qa7 (56...Qf6 57.Qf5 Qh8 58.Ke6-+) 57.Ke6 Qb6 58.Kf5 (58.Qd6 Qb3 59.Qd5 Qa4-+) 58...Qh6 (better 58...Qf6!? 59.Kg4 Be5 60.Kh5-+) 59.Qd4?? (better 59.e5 Qh3 60.Kg6 Qg4 61.Kf6 Qf4 62.Ke6-+) 59…Kd4 (59...Kd4 60.e5 Qf8 61.Ke6 Kc5 62.Kd7 Qf7 63.Kd8 Kc6 64.e6 Qf8) 0-1. black_bishop_88 (2460) - chess_rankings (2445),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6)

5.Nc3 Bg7 6.e3 f5=.

5.Nc3 Bg7 6.e4 0-0 (6...f5 7.Bd3=+) 7.Nf3 (7.Bd3 Re8 8.Nge2 a5=) 7...Re8 8.Be2 f5 9.ef5 Bf5 10.0-0 Nc6 11.Bc4 Ne5 12.Ne5 de5 13.Qe2 e4 (worse 13...Bc2 14.d3 Bd3 15.Bd3+/-) 14.Rad1 h5 15.Rfe1? (15.Rde1 a5=+) 15...Qg5 (15...Bg4!? 16.Qe3 Bd1 17.Nd1 Qd4-+) 16.Qe3 Qf6 (16...Qe3!? 17.Re3 Rad8-/+) 17.Nd5 (17.Bd5 c6 18.Be4 Qd6=) 17...Qe5 (17...Qc6 18.Qb3=) 18.Qg3 (18.Qc5 Bf8 19.d4 Qg7+=) 18...c6 (18...b5 19.Bb3 Qg3 20.hg3=) 19.Qe5 (better 19.Nc7!? b5 20.Bf1+/-) 19...Be5= 20.Ne3 Bc8 21.d4 ed3 22.cd3 Bc3 23.Re2 b5 24.Bb3 a5 (24...Bg4 25.f3 Be6 26.Be6 Re6 27.Rc1-/+) 25.Rc2= ab4 26.ab4 Bb4 27.Rc6 Bf8 (better 27...Kg7=) 28.Rg6+/- Bg7 29.Rg5 (29.Rb6 Ra5+/-) 29...Ra3 (29...Re5 30.Re5 Be5 31.d4+/-) 30.Bd5 (30.Rb5 Ba6 31.Rb4 Bc3+-) 30...Be6 (30...Re5 31.Re5 Be5 32.d4+/-) 31.h4 (31.Be6!? fe6 32.Rb5 h4+-) 31...b4+/- 32.Be6 Re6? (better 32...fe6!? 33.Rb5 Bc3+/-) 33.Rb1 (33.Nf5 Rg6 34.Ne7 Kh7 35.Ng6 fg6+-) 33...b3 (better 33...Rg6 34.Rh5 Bh6+-) 34.Rb5?? (better 34.Nc4 Ra2 35.Rb3 Re1 36.Kh2 Rf2 37.Rb8 Kh7 38.Rh5 Kg6 39.Rg5 Kh6 40.Rb7+-) 34...b2+= 35.R5b2 (35.d4!? Bd4 36.Nc2+=) 35...Bb2=+ 36.Rb2 Rd3 37.Rb5 (37.Rb8 Kh7=) 37...Kg7 (37...Rh6!?=+) 38.Rh5 Rg6 39.g3 Rd1?? (39...Ra6 40.Rg5 Kh8 41.Re5+=) 40.Kg2 (better 40.Nd1 Ra6 41.Ne3+-) 40...Rd2+= 41.Nf5 Kf6 42.Ne3 Ke7 (42...Kg7!?=) 43.Re5 Re6 44.Rf5?? (better 44.Re6 Ke6 45.h5+/-) 44...Re3-+ 45.Rf3 (45.g4 Ke6-+) 45...Rf3 (45...Re4 46.Kh3-+) 46.Kf3 Rd6 (46...f5 47.Ke3 Rc2 48.Kf3-+) 47.Ke3 Re6 48.Kf3 Rd6 49.g4?? (49.Ke3 Rh6 50.Kf4-+) 49...Rf6 50.Kg3 Re6 51.f3 1-0. black_bishop_88 (2465) - Dragonbrucelee (2350),, 2020. (=1.a3 d6 2.b4)

5.Nc3 Bg7 6.h4 f5 7.h5 Nd7 8.h6 Bf6 9.Nf3 Ne5 (9...0-0 10.e3=+) 10.Nd5 (10.e3!?=) 10...Nf3=+ 11.gf3 Be6 12.Nf6 Qf6 13.c3 0-0-0 14.f4 Kb8 15.e3 Rhe8 16.d4 Bd5 17.Rg1 (17.Rh2 Qe6=+) 17...c5 (17...Qh4 18.Rg3-/+) 18.Bg2 (18.Bb5!? Re4 19.c4=+) 18...Bg2-/+ 19.Rg2 Re4 (19...Qh4 20.Kd2-/+) 20.Qd2 (20.Kd2!?=+) 20...cd4-/+ 21.cd4 Rde8 (21...Qh4 22.0-0-0-/+) 22.Kf1 Qe6 (22...Qh4!?=+) 23.Kg1 Qf6 (23...Rc8 24.b5=) 24.Rc1+= R4e7 25.Kh2 (better 25.Qc3!?+=) 25...Qh4=+ 26.Kg1 Qh6 27.Qc2 f6 28.a4 g5 (28...Qg7 29.a5=+) 29.fg5= fg5 (29...Qg6!? 30.gf6 Qf6=+) 30.Qf5+= Rg7 31.b5 Qh4?? (31...g4 A) 32.Rg4?? Reg8 33.Rg7 Qg7 (33...Rg7? 34.Kf1 Qh1 35.Ke2 Qc1 36.Qf8 Kc7 37.Qg7 Kb6 38.Qd7 Qc4 39.Kf3 Qd5 40.Kg3+/-) 34.Kf1 Qg1 35.Ke2 Qc1-+; B) 32.Rh2 Qe6 33.Qe6 Re6 34.Kg2+=) 32.a5 (32.Rh2 Qe4 33.Rc8 Rc8 34.Qe4 Rcc7+-) 32...Qe4?? (better 32...g4+=) 33.Rc8!!+- Rc8 34.Qe4 Rc1 35.Kh2 Rg6 36.b6 (36.Qf5 Rh6 37.Kg3 Rc8+-) 36...Rh6 (36...Rc8 37.Qe7 ab6 38.ab6+-) 37.Kg3 ab6 38.ab6 Rc8 39.Kg4 (better 39.f3 Rh1+-) 39...Rg6 (better 39...Rh4 40.Kg5 Re4-+) 40.Kh5 (40.Rh2 d5 41.Qd5 Rb6 42.Rh7 Rcc6+-) 40...Rcg8 (40...d5 41.Qd5 Rb6 42.Rg5 Rc2+-) 41.Qe7 g4 42.Qc7 Ka8 43.f4 gf3 (43...Rh6 44.Kh6 Rg6 45.Kh7 Rg7 46.Kg7 g3 47.Qc8) 44.Ra2 1-0. black_bishop_88 (2560) - LuC10 (2450),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6 4.Bf6 ef6)

5.d4 Bg7 6.c3 0-0 7.Nd2 f5 8.e3 Nc6 (8...f4 9.ef4 Re8 10.Ne2=) 9.g3 Ne7 10.Ngf3 Bd7 11.Bg2 Bc6 12.0-0 Bd7 13.c4 Rb8 14.Rc1 White prepares c5 14...h6 15.c5 g5 16.h4 g4 17.Nh2 Ng6 (17...d5 18.Re1+=) 18.Re1 Bc6 (18...dc5 19.bc5 Re8 20.Nc4+=) 19.d5 (better 19.Bc6!? bc6 20.cd6 cd6 21.Rc6+/-) 19...Bb5 20.Nc4 Bc4 (20...Ne5 21.Ne5 de5 22.a4=) 21.Rc4+= Ne5 (21...Re8 22.Qc2 Ne7 23.cd6 cd6 24.Rc1+=) 22.Rc2 (22.Rf4 dc5 23.bc5 c6+/-) 22...b6 23.cd6 cd6 24.Nf1 Rc8 25.Nd2 (25.Qe2 Qd7+=) 25...Nd3 (25...Qd7 26.Bf1=) 26.Re2 Qd7 27.Nc4 (27.Nb3 Ne5+=) 27...Ne5= 28.Ne5 Be5 (better 28...de5!? 29.Rc8 Rc8=) 29.Qd3 Qb7? (29...Rc2 30.Rc2 (30.Qc2?! Rc8 31.Qd1 Rc3=) 30...Re8 31.Rc6+/-) 30.Rc6 (better 30.Qf5!? Kh8 31.Rc6+-) 30...Qd7+/- 31.Qc4 Rc6 32.dc6 Qc7 33.Rc2 Kg7 34.Qa6 Rc8 35.Qb7 (better 35.Qd3 Kf6 36.Bd5+-) 35...f6? (35...d5 36.Qc7 Rc7 37.Bd5+-) 36.Qc7 (better 36.Bd5 h5 37.Be6 Qb7 38.cb7+-) 36...Rc7 37.Bd5 Kg6 38.Kf1 (38.b5 Ba1+-) 38...Kg7 (38...b5+-) 39.Ke2 Kf8 (39...b5 40.h5+-) 40.Kd3 (40.Be6!? b5+-) 40...Ke7 41.Kc4 a5? (better 41...a6+-) 42.Kb5 ab4 43.Kb6 (43.ab4 Kd8+-) 43...Kd8 (43...b3 44.Bb3 d5+-) 44.ab4 f4 (44...Kc8 45.Ra2 Kb8 46.Ra8 Ka8 47.Kc7 Bc3 48.Kb6 Bd4 49.ed4 Kb8 50.c7 Kc8 51.Be6) 45.gf4 Ba1 46.Ra2 Bc3 47.Ra8 Rc8 48.Rc8 Kc8 49.Be6 Kd8 50.c7 Ke7 (50...Ke8 51.c8Q Ke7 52.Qd7 Kf8 53.Qf7) 51.c8Q f5 (51...Bd4 52.ed4 h5 53.Qd7 Kf8 54.Qf7) 52.Qd7 Kf6 53.Qf7 1-0. black_bishop_88 (2560) - effefe (2465),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6 4.Bf6 ef6)

5.Nf3 Bg7 6.d4 a5 7.b5 0-0+=.

5.Nf3 Bg7 6.g3 0-0 7.Bg2 Nc6 8.0-0 f5 9.c3 a5 10.d4 (better 10.b5!? Ne5 11.e3+=) 10...ab4-/+ 11.cb4 Nb4 12.Qb3 (12.ab4 Ra1 Pinning (12...Ra1 Deflection)) 12...Nc6 13.Nc3 (better 13.e3!?-/+) 13...Nd4-+ 14.Nd4 Bd4 15.e3 Bg7 16.Rac1 Qf6?? (better 16...c6-+) 17.Nd5= Qb2 Exerts pressure on the isolated pawn 18.Qb2 Bb2 19.Rc7 Ba3 20.Nb6 Rb8 21.Ra1 Bc5 22.Nd5? (22.Nc8!? Rfc8 23.Rc8 Rc8 24.Bb7=) 22...Be6 (22...b5 23.Kf1-+) 23.Nf4 (23.Ne7 Kg7 24.Rb7 Rb7 25.Bb7-/+) 23...Bb3 (better 23...b5-+) 24.Rb1=+ Bc2 25.Rbb7 Rb7 26.Rb7 Be4 27.Be4 (27.Nd5 Bg2 28.Kg2 Kg7=) 27...fe4=+ 28.Re7 f5 29.Nd5 (29.g4=+) 29...Rb8 (better 29...Rf7!?-/+) 30.Nf6= Kf8 31.Rh7 Rb1 32.Kg2 Rb2 33.h4 Be3 34.Nd7 Ke8 35.Nf6 Kd8?? (better 35...Kf8 36.Nd7 Kg8 37.Nf6 Kf8=) 36.Rd7?? (better 36.Rh8 Ke7 37.Nd5 Kf7 38.Ne3+-) 36...Kc8-+ 37.Rd6 (37.Rg7 Bd4 (37...Bf2?! 38.Rg6 Bd4 39.Kf1-+) 38.Rg8 Kc7 39.Nd5 Kd7-+) 37...Bf2 38.Kh3 (38.Rc6 Kb7 39.Re6 Be1 40.Kh3 Rb3-+) 38...Rb3 (38...e3 39.Kg2 f4 40.Re6 Bg3 41.Kf3 Bh4 42.Ng4-+) 39.Rc6 (39.Ne4 fe4 40.Rg6 e3-+) 39...Kb7 40.Rd6 (40.Ne4 Kc6 41.Nf2 f4-+) 40...Bg3 41.Rd7 (41.Re6 Bf2 42.Kg2 Bh4-+) 41...Kc6 42.Rf7 (42.Kg2 Bh4 43.Rf7 Rb2 44.Kh3 Bg5 45.Ne4 fe4-+) 42...Be5 (42...Bd6 43.Kg2-+) 43.Kg2 Bf6 (better 43...Rb2 44.Kf1 e3-+) 44.Rf6 Kd5 45.Rg6 Ke5 (45...f4!? 46.h5 Rb2 47.Kh3-+) 46.h5 Rb2 47.Kg3 (better 47.Kh3-+) 47...f4 48.Kh3 e3 (48...f3 49.Rg1-+) 49.h6 Ke4?? (better 49...Rb8 50.Kg2 Kf5-+) 50.h7+/- Rb1 51.Re6?? (better 51.Rg2 Rb8 52.Rg8+/-) 51...Kf3-+ 52.Kh2 Rb2 (52...Rb8 53.Rb6 Rh8 54.Kg1 Rh7 55.Rb3-+) 53.Kh3 (53.Kg1 Rb8 54.Ra6 Rb1 55.Kh2-+) 53...Rb1 54.Re3?? (54.Kh2 Rb8 55.Rb6-+) 54...Ke3 55.Kh4 f3 56.Kg5 f2 (56...Rh1 57.Kg6 f2 58.Kf6 f1Q 59.Ke6 Qa6 60.Kf7 Rh7 61.Kg8 Qg6 62.Kf8 Qf7) 57.Kf6 (57.h8Q Rg1 58.Kf6 f1Q 59.Ke7-+) 57…Rg1 (57...Rg1 58.h8Q f1Q 59.Ke7 Qf5 60.Qc3 Qd3 61.Qc5 Qd4 62.Qd4 Kd4-+; 57...f1Q 58.Ke6 Qa6 59.Kf5 Rb5 60.Kg4 Qg6 61.Kh4 Rh5) 0-1. black_bishop_88 (2450) - Dragonbrucelee (2355),, 2020. (=1.a3 d6 2.b4)

5.g3 Be7 6.Bg2 0-0 7.h4 f5 8.h5 Bf6 9.c3 Bg7 (9...g5 10.Nf3=) 10.d4 Nc6 (10...d5 11.Nf3=) 11.e3 d5 12.Nd2 Re8 13.hg6 fg6 14.Ne2 Qe7? (better 14...Ne7+=) 15.Bd5+- Be6 16.Bg2 Bf7 17.Nf4 Nd8 18.Nf3 c6 19.0-0 Ne6 20.Re1 Nf4 21.ef4 Qc7 22.Re8 Re8 23.Ne5 Bd5 (23...a6 24.Qa4+/-) 24.Bd5 cd5 25.Qb3 Qd6 26.a4 (better 26.Qa4 Ra8 27.Qb5+-) 26...Kh8?? (26...Bf8 27.Re1+/-) 27.b5 (better 27.Nf7 Kg8 28.Nd6+-) 27...Kg8 28.a5 Rc8 29.Ra4 Be5 30.fe5 Qc7? (better 30...Qe6+/-) 31.Qd5+- Kg7 (31...Kf8 32.Kg2+-) 32.c4 (32.a6!? b6 33.Qb7 Kg8+-) 32...Rd8 33.Qe6 (better 33.Qc5 Qc5 34.dc5+-) 33...Rd4 34.Qf6 Kh6 35.e6 (35.Qf8 Kg5+-) 35...Rd1 36.Kg2 Rd8?? (better 36...Qd6+/-) 37.c5! f4 (37...Qc5 38.Rh4 Mate attack) 38.Rf4 Qf4 39.Qf4 Kg7 40.Qf7 Kh6 41.e7 Rd7 (41...Rd4 42.e8Q Rg4 43.Qef8 Kh5 44.Qh7 Kg5 45.Qhh6) 42.e8Q Rf7 43.Qf7 Kh5 (43...a6 44.Kf3 Kh5 45.Qe7 Kh6 46.Kg4 ab5 47.Qf8) 44.Qh7 (44.f4 h6 45.f5 Kg5 46.Qg6) 44...Kg5+- 45.Qb7 Kf6 46.Qa7 g5 (46...Ke5 47.c6 Ke6 48.Qd7 Ke5 49.f4 Kf6 50.c7 g5 51.c8Q gf4 52.Qe6 Kg5 53.Qc5) 47.Qb6 Kf5 (47...Ke5 48.c6 Kd5 49.c7 Kc4 50.c8Q Kb3 51.Qe3 Kb4 52.Qcc5 Ka5 53.Qea3) 48.c6 g4 (48...Ke5 49.c7 Kd5 50.c8Q Ke4 51.Qbe6 Kd4 52.Qcc4) 49.c7 Kg5 (49...Ke5 50.c8Q Ke4 51.Qbe6 Kd4 52.Qcc4) 50.c8Q Kh5 51.Qf5 1-0. black_bishop_88 (2505) - SergiIvanchuk (2380), Ukrainian Bullet League, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6 4.Bf6 ef6)

5.h4 Bg7 6.h5 f5 7.c3 Nc6 8.h6 Bf6 9.d4 d5 10.e3 Be6 11.f4 (11.Bd3 0-0=) 11...Qd7 (11...Bh4 12.Ke2=+) 12.g3 (12.Nf3 0-0=+) 12...0-0-0 13.Nf3 Ne7 14.Nbd2 Qd6 (14...Kb8 15.Rc1=) 15.Nb3 (15.c4 Kb8=) 15...Rhg8 16.Bd3 g5 17.Kd2 gf4 18.gf4 Rg2 19.Kc1 Ng6 (19...Rdg8 20.Nc5=) 20.Kb1 (20.Qf1 Rg3+=) 20...c6 (20...Rg8 21.Qf1 Nh4 22.Ra2=+ (22.Rh4? Bh4 23.Nc5 Qe7-+)) 21.Ra2 Ra2 22.Ka2 Re8 23.Re1 (23.Ne5 Rg8+= (worse 23...Ne5 24.fe5 Be5 25.de5 Qe5 26.Nd4+-)) 23...Bd7 (23...Qf8!?=) 24.Ne5 Be5 (worse 24...Ne5 25.fe5 Be5 26.de5 Qh6 27.Rh1 Qe3 28.Rh7 Qe5 29.Nd4+/-) 25.de5 Qc7 26.Nd4 Be6 27.Bf5 c5? (better 27...Bf5!? 28.Nf5 Rf8+/-) 28.bc5 (28.Nb5 Qd7 29.Nd6 Kd8 30.Be6 fe6 31.Ne8 Ke8 32.bc5 Qc6+-) 28...Qc5 29.Qb3 (29.Ne6 fe6 30.Bg6 hg6+-) 29...Kb8 30.Bd3 (30.Rb1 b6+-) 30...Rc8 (30...Bd7!?+-) 31.Rb1 Rc6?? (31...b6+-) 32.Qb7 1-0. black_bishop_88 (2550) - zuro22 (2515),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6 4.Bf6 ef6)

5.h4 h5 6.c3 f5 7.d4 Bg7 8.e3 0-0 9.g3 c5 10.Ne2 Nc6 11.Bg2 Re8 12.0-0 Qe7 13.b5 Na5 14.a4 Rb8 15.Nd2 b6 16.Nb3 Nb3 17.Qb3 Bb7 18.Bb7 Qb7 19.Nf4 Rbc8 20.Qd5 Qe7? (better 20...Rc7+/-) 21.Ng6+- Qf6 22.Nf4 Qh6 (22...Bh6 23.Nh5 Qg6 24.Qf3+-) 23.a5 cd4 24.cd4 ba5 1-0. black_bishop_88 (2550) - Alex_Rosario (2465),, 2020. (=1.a3 d6 2.b4 Nf6 3.Bb2 g6 4.Bf6 ef6)

2.a4 e5

3.b5 Bd7 4.Bb2 c6 5.c4 cb5 6.cb5 Nf6 7.d3 Qe7 8.Nd2 a6 9.Qb3 ab5 10.ab5 Ra1 11.Ba1 Qd8 12.e3 Be6 13.Qb2 Be7 14.g3 0-0 15.Ngf3 Bd5 16.Bg2 e4 17.de4 Be4 18.Ne4 d5 19.Nf6 Bf6 20.Qb1 Qb6 21.0-0 Ba1 22.Qa1 Nd7 23.Nd4 Nf6 24.Rb1 Ne4 25.Be4 de4 26.Qc3 Re8 27.Rc1 h6 28.Qc7 Rf8 29.Qb6 1–0. golfx – nik2009nik, kurnik, 2012. (=1.a4 d6 2.b4)

3.b5 Be7 4.e3 Bf6 5.Bb2 Bf5 6.Bc4 Ne7 7.Ne2 Nd7 8.0-0 c6 9.Ng3 Bg6 10.Nc3 Nb6 11.Bb3 Qd7 12.a5 Nbd5 13.Nce4 Nf5 14.Bd5 cd5 15.Nf6 gf6 16.Qe2 Rc8 17.b6 ab6 18.ab6 Rc2 19.Ra8 Rc8 20.Rfa1 Ke7 21.Rc8 Rc8 22.f4 Rc2 23.Ba3 Qc6 24.fe5 fe5 25.Nf1 d4 26.g4 Nh4 27.ed4 Nf3 28.Qf3 Qf3 29.de5 Be4 30.ed6 Kd7 31.Ne3 Rd2 32.Re1 Qh1 0–1. jura1946 – aaronalex, kurnik, 2012.

3.b5 f6 4.e3 b6 5.Bc4 g6 6.h4 Bb7 7.h5 g5 8.f4 Qe7 9.fg5 fg5 10.Nh3 h6 11.Ng5 Qg5 12.Qf3 Bf3 13.gf3 Qg3 14.Kd1 Qf3 15.Be2 Qh1 16.Bf1 Qf1 0–1. aninha49 – ebolowa, kurnik, 2012. (=1.a4 d6 2.b4)


3.e4 b6 4.Nc3= Nf6 5.Nf3 Nc6 6.b5 Ne7 (6...Nd4 7.Bb2=) 7.Bc4 Ng6 (7...Ne4 8.Ne4 d5+/–) 8.Ng5+/– Be6 (8...d5 9.Nd5 Nd5 10.Nf7 Kf7 11.Bd5 Be6 12.Qf3 Nf4 13.Ba8 Qa8 14.0-0+/–) 9.Be6 fe6 10.Ne6 Qe7 11.Nd5 Nd5 12.ed5 Nf4 13.Qf3 Ne6 14.de6 Rc8 15.Qc6 Kd8 16.Qd5 g6 17.a5 Bg7 18.ab6 cb6 19.Ba3 Bf8 20.0-0 Rc5 21.Bc5 bc5 22.Qa8 Kc7 23.Ra7 1–0. guest2458 – guest403, ICC, 2003.

3.h4 Nf6 4.e3 –/+.

3.h4 g6 4.h5+= Bg7 5.e4 Be6 6.Nf3 h6 (6...a5 7.b5=) 7.d4 g5 8.d5 Bg4 9.Be2 Nf6 10.Nfd2 Qd7 11.Bg4 Qg4 12.Qg4 Ng4 13.Nc3 Na6 14.Rb1 0-0-0 (14...Rf8 15.Nc4+=) 15.Nc4 Rhf8 (15...Kb8 16.Be3+/–) 16.f3+/– Nf6 17.Be3 b6 18.b5 Nc5 19.a5 Nfd7 20.Ra1 Kb7 21.g4 Ra8 22.0-0 f6 23.Ra2+- Rfd8 24.Rfa1 Bf8 25.Kg2 Re8 26.Ra3 Red8 27.Kh2 Re8 28.R3a2 Red8 29.a6 Kc8 30.Kg3 Bg7 31.Bc5 Nc5 32.Ne3 Bf8 33.Nf5 Kd7 34.Kf2 Re8 35.Ke3 Red8 36.Rb2 Re8 37.Rb4 Red8 38.Rd1 Rab8 39.Rc4 Re8 40.Re1 Red8 41.Rb1 Re8 42.Ra1 Red8 43.Na4 Re8 44.c3 Red8 45.Nc5 bc5 46.Rb1 Rb6 47.Ra4 Rdb8 48.c4 Rd8 49.Kd3 Rdb8 50.Ne3 Ke8 51.Rd1 Kd7 ½–½. guest1149 – steve_wpb (2030), ICC, 2003.

3.e4 Nf6

4.Nc3 Be6 5.Nf3 Nc6 6.Bb5 a6 7.Bc6 bc6 8.Ng5 (8.0-0 Rb8 9.Ba3 Bg4+=) 8...Be7 (8...Bg4 9.f3 Bd7 10.f4=+) 9.Ne6= fe6 10.Rb1 0-0 11.d3 d5 12.Ba3 (12.0-0 Rb8 13.Ba3 a5=) 12...d4 (12...a5 13.d4 ab4 14.Bb4 Bb4 15.Rb4–/+) 13.Ne2= Qe8 14.c3+= Rd8 15.0-0 Qh5 16.Qd2 Ng4 17.h3 Nf2? 18.Rf2+- Bg5 19.Rf8 Rf8 20.Qa2 Be3 21.Kh2 Rf6 22.Bc1 Kf7?! 23.Be3 de3 24.Ng3 Qh6 25.Qc4 Rf2 26.Qc6 Qf4 27.Qc7 Kg6 28.Qd6 e2?? 29.Qa6 h5?? 30.Qe6 Kh7 31.Re1 h4 32.Qf5 1–0. b4_player (2070) – CROCK (1690),, 2002.

4.d3 d5!? –/+.

4.d3 g6 5.Bb2 Bg7 6.Be2 0-0 7.Nf3 Nh5 8.0-0 Nf4 9.Nc3 Nc6 10.g3? (better is 10.b5 Nd4 11.Nd4 ed4 12.Nd5 Ne2 13.Qe2+=) 10...Ne2–/+ 11.Qe2 Nb4 12.Ba3 Nc6 13.Nd5 Bg4 14.Qe3 f5 15.h3?? (better is 15.ef5 Rf5 16.Nh4–+) 15...f4 (worse is 15...Bh3 16.Rfd1 f4 17.gf4 ef4 18.Nf4–+) 16.gf4 ef4 17.Qe2 (17.Nf4 Bf3 18.Qf3 Ba1–+) 17...Nd4 18.Nd4 Be2 19.Ne2 Qg5 20.Kh2 Ba1 (20...Ba1 21.Ra1 f3–+) 0–1. islanderfan (2030) – iamachessstudent (2685), net–, 2011.

2.Bb2 a5

3.a3 e5 (--> 1.b4 e5 2.Bb2 d6 3.a3 a5).

3.a3 Nf6 4.e3 g6 5.c4 Bg7 6.b5 b6 7.Be2 0-0 8.Nf3 c5 9.0-0 e5 10.Nc3 h6 11.d3 Bg4 12.e4 Nbd7 13.Nd5 Be6 (13...Nd5 14.cd5 f5 15.Nd2 Be2 16.Qe2+=) 14.a4 Kh7 15.Qd2 (15.Nd2 Kh8+=) 15...Re8 16.h3 Nh5 17.Nh2 Nf4 18.Bg4 f5 19.ef5 Bd5 20.Bf3?? Bf3 21.Kh1 Bg2 22.Kg1 Bf1 23.fg6 Kh8 24.Qf4 Bd3 25.Qf7 Qg5 26.Ng4 Nf6 27.Bc1 Ng4 28.Bg5 Rf8 29.Qf8?? Rf8 30.hg4 e4 31.Be3 Ba1 32.Kg2 Bc4 33.Kg3 Rf3 34.Kg2 Re3 35.fe3 d5 36.Kf2 Bb5! 37.ab5 a4 0–1. Grits – family, Live Game Caissa's Web, 2004.

3.b5 a4 4.a3 Nd7 5.c4 Nb6 (5...e5 6.d4=) 6.e3 e5 7.Nf3 (7.d4 Qe7=) 7...Nf6 8.Be2 (8.d4 e4 9.Nfd2 Bf5=) 8...Be6 (8...Be7 9.c5 dc5 10.Ne5=) 9.d3 e4 (9...Be7 10.0-0=) 10.Nfd2 (10.de4 Nc4 11.Bd4 Na5+= (11...Ne4? 12.Qc2+-)) 10...ed3 11.Bd3 g6 (11...Nfd7 12.0-0=) 12.0-0 (12.Qf3 Bg7+/-) 12...Bg7+= 13.Nc3 (13.Bd4 c5 14.bc6 bc6+=) 13...0-0= 14.Qc2 Ng4 15.Rfd1 Qh4 Black terminates the opponent with strong threats 16.Nf3 Qh5 (16...Qh6 17.Rab1=) 17.h3 Ne5 Pawn c4, live or die! 18.Ne5 Be5 19.Ne2 (19.Be2!? Qf5 20.Qf5 Bf5 21.c5 Bc3 22.Bc3 (worse 22.cb6 Bb2 23.Ra2 Bc3-/+) 22...dc5 23.Bf3+=) 19...Bb2=+ 20.Qb2 Nc4 21.Qd4 (better 21.Qb4 Ne5 22.Nf4 Nd3 23.Rd3=) 21...Ne5 (better 21...Qb5 22.Nf4 d5=+) 22.Nf4+= Qg5 23.Ne6 (23.Be4 Bf5+=) 23...fe6= 24.f4? (better 24.Be4!? d5 25.f4=) 24...Nf3-/+ 25.Kf2?? (better 25.Kh1 Nd4 26.fg5-/+) 25…Nd4-+ (25...Nd4 26.Kg1 Nf3 27.Kf2 Nh2-+) 0-1. BeepBeepImAJeep (2740) - Zaxuriah (2600),, 2019.

3.b5 e5 4.e3 g6 5.c4 Bg7 6.Nf3 Nf6 7.Be2 0-0 8.d3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.d3 a5 8.b5).

3.b5 Bf5 4.a4 c6 5.c4 cb5 6.cb5 Bd7 (6...Nd7 7.d3=) 7.Nf3 d5 8.e3 Nf6 9.Be2 Ne4 (9...Bg4 10.Bf6 gf6 11.Nc3+=) 10.Nc3 Nc3 11.Bc3 Bg4 12.0-0 Bf3 (12...f6 13.h3 Bh5 14.d4+=) 13.Bf3 (13.gf3?! e6=) 13...Qd6 14.d3 Qe6? (better is 14...Nd7+/–) 15.Qb3+- Nd7 16.Bd5 Qg4 (16...Qg6 17.Bb7 Rb8+-) 17.Bf7 Kd8 18.Be6 (better is 18.Qd5 e5 19.Be6 Qe6 20.Qe6+-) 18...Nc5 (18...Qh5+-) 19.Qd5 Ke8 (19...Kc7 20.Qc5 Kd8 21.Qd5 Kc7 22.b6 Kb6 23.Qb5 Ka7 24.Qa5 Kb8 25.Be5) 20.Bg4 (20.Bf7) 20...Nd7 21.Bd7 Kd8 22.Be6 Kc7 23.Rfc1 Rd8 24.Be5 Kb6 25.Qd8 Ka7 26.Bd4 1–0. Fournier,Frederic – carivo, Active (5/0), 2004.

3.a3 ab4 4.ab4 Ra1

5.Ba1 b6 6.Nf3 Bb7 7.e3 h5 8.Nc3 h4 9.Bb5 c6 10.Bd3 h3 11.g4 c5 12.bc5 Bf3 (better is 12...bc5 13.Bb5 Nd7+=) 13.Qf3+- bc5 14.Bb5 Nd7 15.Qb7 f6 (15...e5 16.Na4 Rh4 17.Nb6+-) 16.Nd5 e6 17.Nb6 Qb6 (17...Kf7 18.Nd7 Ne7+-) 18.Qd7# 1–0. tracy – uno, internet, 2011.

5.Ba1 Nf6 6.Bd4 e5-/+ 7.Be3 (7.Bc3 Be7-/+) 7...Be7 8.c4 (8.Nf3 0-0-/+) 8...Ng4 9.Qb3 (9.Nc3 Ne3 10.fe3 Be6-/+) 9...Ne3 (9...Nc6 10.Nc3-/+) 10.Qe3 (10.de3 Be6-+) 10...0-0-+ 11.Nf3 f5 (11...Na6 12.Qb3-+) 12.g3 Nc6 13.b5 Nb4 14.Qc3 c5 15.Bg2? (better 15.bc6!? Nc6 16.e3-/+) 15...Bf6 (15...e4 16.Ng1 Bf6 17.Qb3-+) 16.Qb3 e4 17.Ng1 Qa5 (better 17...Be6-+) 18.e3?? (better 18.Nh3-+) 18...Be6 (18...Nd3 19.Kf1 Be6 20.Nh3-+) 19.Ne2 (19.Bf1 Qb5!! 20.Nh3 Qb6-+) 19...Qb5!! 20.cb5 Bb3 21.Nbc3 (21.Nc1 Bc4 22.Nc3 Ra8-+) 21...Nd3 22.Kf1 Ra8 23.Bh3 Ra1 24.Kg2 Rh1 25.Kh1 Nf2 26.Kg2 Nh3 27.Kh3 d5 28.Nf4 (28.Nc1 Bc4 29.Kg2 b6-+) 28...d4 29.Ncd5 Bd5 (29...Bd8!? 30.g4-+) 30.Nd5 Kf7 31.Nf6 (31.g4 Ke6 32.Nb6-+) 31...Kf6 32.ed4 cd4 (better 32...e3 33.de3 c4 34.d5-+) 33.Kg2 Ke5 34.Kf2 Kd5 35.h3 Kc5 36.g4 f4 37.g5 Kb5 38.h4 Kc4 39.Ke2 f3 40.Kd1 Kd3 41.h5 (41.Ke1 e3 42.de3 Ke3 43.h5 d3 44.Kd1 f2 45.Kc1 f1Q 46.Kb2 d2 47.Ka3 Qc4 48.g6 d1Q 49.gh7 Qdb3) 41…f2 (41...f2 42.Kc1 f1Q 43.Kb2 Kd2 44.h6 Qb5 45.Ka3 Kc3 46.hg7 Qb3) 0-1. invictus31 (1705) - doctor_of_love (2300), FFE - Matons le virus Arena, 2020.

5.Ba1 Nf6 6.e3 e6 7.d3 (7.Nf3 d5=) 7...Be7 (7...d5 8.Qd2=+) 8.b5 (8.Nf3 d5 9.Bf6 Bf6=) 8...0-0 9.c4 Nfd7 (9...c6 10.Nc3=+) 10.Nd2 Bf6 11.Bf6 Qf6 12.Ngf3 c6 13.Be2 cb5 14.cb5 e5 15.0-0 Qg6 16.d4 Nf6 (better 16...Re8=) 17.de5+- Bh3?? (better 17...de5 18.Ne5 Qf5+-) 18.Nh4 Qh6 19.Nhf3 (better 19.ef6 Qf6 20.Ndf3+-) 19...Bg2?? (better 19...Qg6 20.Ne1 de5=) 20.Kg2 de5 21.Re1 (21.Qc2 e4 22.Nd4 Qg5 23.Kh1 Qe5+-) 21...e4 22.Nd4 Nbd7 23.Nf1 Ne5 (23...Qg5 24.Ng3 Kh8 25.Ndf5+-) 24.Ng3 (24.Nf5 Qg6 25.N1g3 Kh8+-) 24...Qg5 (24...Qg6 25.Ndf5 Kh8 26.Qd4+-) 25.Qa4 (better 25.Ndf5!? Ng6+-) 25...h5 26.h4! Qh4 27.Rh1 Qg5 28.Bh5 Nh5 (28...g6 29.Be2 Ned7+-) 29.Rh5 Qf6 30.Rf5 (30.Ndf5 g6 31.Nh6 Kg7 32.Qe4 Qf3 33.Qf3 Nf3 34.Nhf5 Kf6+-) 30...Qd6 (30...Qe7 31.Ne4 Ng6 32.Nf3+-) 31.Ne4 (31.Rg5 g6+-) 31...Qg6 32.Ng3 Ng4 (32...f6 33.Rh5 Qf7 34.Ndf5+-) 33.Rc5 (33.Nf3 Nf6+-) 33...Qh6 (33...Qf6 34.Qc2 Qd8 35.Qe4+-) 34.Qc4 (34.Ndf5!? Qg5 35.Qe4 Kh8 36.Qb7 Qd8+-) 34...Qh2 (34...b6 35.Rh5 Qf6 36.Ndf5+-) 35.Kf3 Nf2 (35...Nf6 36.Ndf5 Qh3 37.Qd4+-) 36.Rc8 Rc8 37.Qc8 Kh7 38.Qf5 Kg8 39.Nde2 (better 39.Qc2 b6+-) 39...Nd1 (39...Nh3 40.Qd5 Qf2 41.Kg4 Ng1 42.Ng1 Qg1+-) 40.Nf4 (better 40.Qc8 Kh7 41.Qc2 Kg8 42.Qd1+-) 40...Qf2=+ Attacking the isolated pawn on e3 41.Kg4?? (better 41.Ke4 Qe3 42.Kd5 Qg3 43.Qc8 Kh7 44.Qf5 Qg6 45.Qh3 Qh6 46.Qf5 g6 47.Qf7 Qg7 48.Qg7 Kg7 49.Kc5=) 41...Ne3-+ 42.Kg5 (42.Kh3 Nf5 43.Nf5 Qf4-+) 42...Nf5 (42...Qg3 43.Kh5 Nf5 44.Nd5 g6) 43.Nf5 (43.Kf5 Qg3 44.Ke4 Qe1 45.Kd4 Qb4 46.Ke3 g5-+) 43...Qg1 44.Kh5 Qc5 (better 44...g6 45.Kh4 gf5 46.Kh3 Qg4 47.Kh2 Qf4 48.Kg2 f6 49.b6 Qe3 50.Kh1 f4 51.Kg2 Qe2 52.Kg1 f3 53.Kh1 Qg2) 45.Kg4 g6 46.Ne3 (46.Ng3 Qb5 47.Kf3 g5-+) 46...Qc8 (better 46...Qe3 47.Ng6 fg6 48.Kh4 Qf3 49.Kg5 Kf7 50.Kh4 Kf6 51.b6 g5) 47.Kf3 Qd8 48.Nfd5 Qa8 (better 48...f5 49.Ke2-+) 49.Ke4 (49.b6 f5 50.Kf2 Qa4-+) 49...b6 (49...Qa4 50.Ke5 Qb5 51.Kd4-+) 50.Ke5 (50.Kd4 f5 51.Kd3 Qd8-+) 50...Qd8 (50...Qe8 51.Kd6 Qb5 52.Ng4-+) 51.Nf6 (51.Nc4 Qe8 52.Kd4 Qb5 53.Ndb6 g5-+) 51...Kg7 52.Ned5 Qe8 (better 52...Qc8-+) 53.Ne8+- Kf8 54.Nd6 f6 55.Kd4 (55.Kf6 Kg8 56.Kg6 Kf8 57.Kf6 Kg8 58.Nb6 Kh7 59.Nd5 Kh6 60.b6 Kh5 61.b7 Kg4 62.b8Q Kf3 63.Qb3 Ke2 64.Nf4 Kf2 65.Ne4 Kg1 66.Qg3 Kf1 67.Qf2) 55...Kg8 (55...g5 56.Nb6 g4 57.Ne4+-) 56.Nc7 (56.Nb6 Kg7 57.Nd5 Kh6 58.b6 Kh5 59.Nf6 Kg5 60.Nde4 Kf5 61.b7 Ke6 62.b8Q g5 63.Qc8 Kf7 64.Qg8 Ke7 65.Qe8) 56...Kh8 57.Nd5 Kh7?? (57...Kg8 58.Nb6 Kh7+-) 58.Nb6+- Kh8 (58...Kh8 59.Nd7 g5 60.b6 Kg7 61.b7 Kg6 62.b8Q Kg7 63.Qf8 Kh7 64.Nf6 Kg6 65.Qf7 Kh6 66.Ng4). javirod1983 (2280) - zsolti_83 (2425), Rated Bullet game,, 2017.

3.b5 b6

4.a4 Nf6 5.Nf3 g6 6.e3 c5 7.c4 Bg7 8.Be2 0-0 9.Qc2 Bb7 10.d3 e6 11.0-0 d5 12.Nbd2 Nbd7 13.cd5 Bd5 14.Nc4 Qc7 15.e4 Bb7 16.d4?? (Better is 16.Nfe5!?+=) 16...cd4 17.Nd4 Rac8 (17...Be4 18.Bd3 Rac8 19.Be4 Qc4 20.Qc4 Rc4 21.Bf3–+) 18.Rfc1 (Better is 18.f3!?=) 18...Be4–/+ 19.Bd3 Bd3 20.Qd3 Nc5 21.Qe2 Rfd8 22.Nc6= Re8 23.Be5+/– Qb7 24.Nd6 Qa8? 25.Ne8 Re8 26.Bd6?? Nb3= 27.Ne7?? Kh8?? 28.Rc8?? Rc8–+ 29.Nc8 Na1 30.Ne7 Qd8 31.Ng6 hg6 32.Bg3 Nd5 33.h4 Qf6 34.h5 gh5 35.Qh5 Kg8 36.Qf3 Nc2 37.Qd3 Ncb4 38.Qc4 Qa1 39.Kh2 Qf6 40.Qc8?? Bf8 41.Bd6 Qh6 42.Kg1 Nd3 43.Bf8 Qf8 44.Qc4 Qh6 45.Qg4 Qg6 46.Qd4 Kh7 47.Qb6 N5f4 48.Qc6 Qg4 49.Qe4 f5 50.Qb7 Kg6 51.b6 Qg2 52.Qg2+/– Ng2 53.Kg2?? Nc5–+ 54.Kf3 e5 55.Ke3 Kg5 56.Ke2 Kf4 57.f3 e4 58.fe4 Ke4 59.Kd2 f4 60.Kc3 f3 61.Kc4 Nb7 62.Kb5 f2 63.Kc6 Nd8 64.Kc7 Ne6 65.Kd6 Nd8 66.b7?? Nb7–+ 0–1. GULP – nya, Live Game Caissa's Web, 2004.

4.e3 Bd7 5.Nf3 c6 6.c4 c5 7.a4 Nf6 8.Bf6 ef6 9.Be2 Bc8 10.0-0 Bb7 11.d4 g6 12.d5 Bg7 13.Ra2 0-0 14.h3 f5 15.Nh2 Nd7 16.f4 Nf6 17.Nf3 Ne4 18.Bd3 Ng3 19.Rff2 Qe7 20.Qe1 Nh5 21.Kh2 Rae8 22.Rfe2 Qf6 23.e4?? fe4 24.Re4–/+ Nf4?? 25.Re8+/– Nd3 26.Rf8 Bf8 27.Qe3 Nb4 28.Re2 Bc8 29.Nc3 Bf5 30.Ne4 Qd8 31.Nh4?? Qh4–+ 32.g3?? Qh3 33.Kg1 Bh6 34.Nf6+/– Kg7 35.Ne8 Kg8? 36.Qc3+- Bg5?? 37.Nf6 Bf6–+ 38.Qf6 Qg3 39.Kf1 Bh3 40.Rg2 Qg2 41.Ke1 Qg3 42.Kd2 Qe5 43.Qh4 Bf5 44.Qd8 Kg7 45.Qb6 Qd4 46.Ke2 Bd3 47.Kf3 Bc4 48.Qd6–+ Qd5 49.Qd5 Bd5 50.Ke3 Bb3 51.b6 Ba4 52.b7 Nc6 53.Kd3 Nb8 54.Kc3 Bc6 55.Kc4 Bb7 56.Kc5 ½–½. horacyad2010 – norbisorg, kurnik, 2011.

3.b5 c5

4.a4 b6 5.c4 Bb7 6.d3 Nd7 7.e4 e6 8.Nd2 Qc7 9.f4 0-0-0 10.Ngf3 f6 11.Be2 g6 (11...e5 12.Qc2=) 12.Qc2 (better 12.Ng5!? fg5 13.Bh8 gf4 14.0-0+/-) 12...Bg7 13.Ng5 Nf8 14.Ngf3 h5 15.Nf1 Nh6 16.Ne3 Ng4 17.Nf1 f5 18.Bg7 Qg7 19.Rb1 fe4 20.de4 d5 21.cd5 ed5 22.e5 Ne6 23.g3 g5 (23...d4 24.Rd1 Qf7=+) 24.f5 (24.Qf5 Qd7 25.Ng5 Ng5 26.Qg5 d4-/+) 24...Nc7 (24...d4 25.fe6 d3-+) 25.f6= Nf6 26.Qf5 (better 26.ef6 Qf6 27.N1d2=) 26...Nd7-+ 27.Ng5 (27.e6 Ne6 28.Qe6-+) 27...d4 28.e6?! (28.Rg1 Rhf8 29.Qh3 Qe5 30.Qh5-+) 28...Bh1 29.Nf7 (29.ed7 Rd7 30.Ne6 Ne6 31.Qe6 d3 32.Bd3 Qc3 33.Nd2 Qd3-+) 29...Rhf8 30.ed7 (30.Qh5 Ne6 31.Nd8 Nd8-+) 30...Rd7 31.Bh5 (31.Bc4 Rff7 32.Bf7 Qf7 33.Qf7 Rf7-+) 31...Rff7 (better 31...Bd5 32.Qh3 Be6 33.g4-+) 32.Bf7 Qf7 33.Qh3 (33.Qf7 Rf7 34.Nd2 Nd5-+) 33...Qe6 (33...Kb7 34.Rb2 Re7 35.Re2 Re2 36.Ke2 Qf3 37.Ke1-+) 34.Kd2 (34.Qe6 Ne6 35.Nd2-+) 34…Qh3 (34...Qh3 35.Re1 Qg2 36.Re2 Qf1 37.h3 Bf3 38.Re1 Qc4 39.Re3 Qa2 40.Ke1 de3 41.g4 Qe2) 0-1. alessandrocarvalhaes (1830) - Djordje011 (2005),, 2020.

4.c4 a4 5.a3 Be6 6.e3 d5 7.cd5 Bd5 8.Nf3 Nf6 9.Be2 b6 10.0-0 Nbd7 11.d4 c4 (better is 11...e6+=) 12.Nc3 Ne4?? (better is 12...e6+-) 13.Nd5 Ndf6 (13...e6 14.Nc3 Nc3 15.Bc3+-) 14.Nc3 (14.Nf6 ef6 15.Bc4 Bd6+-) 14...e6 15.Bc4 Rc8 16.Ne4 Ne4 17.Qa4 Bd6 18.Bd3 f5 19.Rac1 0-0 20.Rc8 Qc8 21.Rc1 Qd8 22.Qc4 Qf6 23.Ne5 Be5 24.de5 Qg5 25.Qe6 Kh8 26.Be4 fe4 27.Rc8 (27.Rc8 Qd8 28.Rd8 Rd8 29.Qg4 Ra8 30.e6 Rg8 31.e7 h6 32.e8Q Kh7 33.Qg8 Kg8 34.Qg7#) 1–0. bratek55 (1655) – aplws, kurnik, 2011.

3.b5 c6

4.a4 cb5 5.ab5 b6 6.c4 Bb7 7.e3 Nd7 8.Nf3 Ndf6 9.Be2 e5 10.0-0 Nh6 11.d4 (11.Qa4 Qc7+=) 11...e4 12.Nfd2 d5 13.Nc3 dc4 14.Bc4 Bb4 15.Qb3 0-0 16.Rfd1 Qe7 (16...Qc7 17.h3=) 17.Rac1 (17.Ra4 Qd6+=) 17...Rad8 (17...Qd6 18.Na4=) 18.h3+= g5 (18...Nf5 19.Na2=) 19.Ne2 (19.Na2 Bd6+/-) 19...g4 20.h4 (20.hg4!? Nhg4 21.Bc3=) 20...Nf5= 21.g3 Nd5 22.Nf4? (better 22.Bc3=) 22...Nfe3?? (better 22...Nf4 23.gf4 Qh4-+) 23.fe3+/- Ne3?? (better 23...Nf4 24.gf4 Qh4+/-) 24.Qe3+- Kh8 (24...a4 25.Ra1+-) 25.Nf1 (25.d5 f6 26.Ne4 Bc5+-) 25...f6 (25...Rd6 26.d5 Kg8 27.Nd3+-) 26.Ne6 Rc8 (26...Rfe8 27.Nd8 Qd8 28.Nh2+-) 27.Nf8 Rf8 28.Nh2 (28.d5 Bc5 29.Bd4 Rc8+-) 28...Bd6 29.Ng4 (29.d5 Bc5 30.Bd4 Qd6+-) 29...h5 (29...Qg7 30.Ba3 Ba3 31.Qa3+-) 30.Qh6 (30.Qh6 Qh7 31.Rf1 Qh6 32.Nh6 Bg3 33.Ba3+-; better 30.Nh6 Qh7 31.Be6 Qg6+-) 1-0. BeepBeepImAJeep (2685) - sikkilikklikk (1860),, 2017.

4.a4 cb5 5.ab5 Bd7 6.c4 (6.e4 Nf6 7.Qf3 Qc7 8.Bf6 ef6+=) 6...Nf6= 7.e3 e6 (7...e5 8.d4=) 8.Nf3 Be7 9.Be2 0-0 10.0-0 b6 11.h3 d5 12.cd5 Nd5 13.Nc3 Bf6 14.Qc2 Nb4 15.Qd1 (15.Qe4 Ra7+=) 15...Bc8 (15...Nd5 16.d4+=) 16.Qb3 (16.d4 Bb7+=) 16...Bb7 17.Na4 (17.d4 Qd6+=) 17...Nd7 18.Bf6 Qf6 19.Nd4 (19.d4 Rfd8=) 19...e5=+ 20.Nf3 (20.Bf3 e4 21.Be2 Ne5=+) 20...Bd5 21.Qb2 Qg6 22.Rfc1 f5 (22...Rac8 23.Rc8 Rc8 24.Rc1=+) 23.Ne1 Rac8 24.Bf3 (24.Nc3 Be6=+) 24...e4 25.Be2 Ne5?? (better 25...Rc1 26.Rc1 Qd6=+) 26.Qe5 Rfe8 (26...Rcd8 27.Rc3+-) 27.Qg3 (27.Qd4!? Rb8+-) 27...Qf6 (27...Qg3 28.fg3 Rb8 29.g4 fg4 30.Bg4+-) 28.f3 (28.d4 Na2 29.Rc8 Rc8+-) 28...ef3 (28...Na2 29.Rd1+-) 29.Bf3 Rc1 30.Bd5 Nd5 31.Rc1 f4 32.Qf4?? (better 32.Qf3 Rd8 33.Qe4+-) 32...Nf4-+ 33.ef4 (33.Nc3 Nh3! 34.gh3 Rf8-+) 33...Qd4 34.Kh1 (34.Kf1 Qd2 35.Rb1 Qf4 36.Nf3 Qa4-+) 34...Qa4 (better 34...Qd2 35.Nd3 Qd3 36.Nb6 Qb5 37.Nc8-+) 35.Nf3 Qd4 (better 35...Qb5 36.d4 a4-+) 36.Nd4+- Re1 (36...a4+-) 37.Re1 g6 38.Re6 Kg7 39.Rb6 Kh6 40.Rb7 (40.Nf5 Kh5 41.g4) 40...Kh5 41.Ra7 (41.Rh7) 41...Kh4 (41...g5 42.b6 Kg6 43.b7 h6 44.f5 Kf6 45.b8Q g4 46.h4 a4 47.Qd6) 42.b6 (42.Kh2 h6 43.Nf3 Kh5 44.g4) 42...Kg3 43.b7 Kf2 (43...Kf4 44.b8Q Ke4 45.Rd7 Kd3 46.Qb3 Kd2 47.Re7 a4 48.Qc2) 44.b8Q Ke1 45.Qb1 (45.Re7 Kd2 46.Qb3 a4 47.Qc2) 45...Kf2 (45...Kd2 46.Nf3 Ke3 47.Re7 Kf4 48.Qe4 Kg3 49.Qh4) 46.Qe4 (46.Qe4 a4 47.Qe3 Kf1 48.Qe2; 46.Kh2 a4 47.Qg1) 1-0. RichardSommer (2135) - belkes (2085),, 2020.

4.bc6 bc6 5.Nc3 =.

4.bc6 Nc6 5.e3 b6 (5...e5 6.Bb5=) 6.Nf3 Ba6 (6...e5 7.Bb5 Bd7 8.0-0+=) 7.Ba6+/– Ra6 8.0-0 Nf6 (8...e6 9.Qe2 Ra8 10.e4+=) 9.c4 (9.Bf6 gf6 10.Qe2 Qc8+/–) 9...d5 (9...e5 10.Qa4 Qd7 11.Qb5+/–) 10.cd5 (10.Bf6 ef6 11.Qb3 Qd7+/–) 10...Nd5+= 11.d4 g6 (11...e6 12.e4 Nc7 13.Qe2+/–) 12.Nc3 (12.Qe2 Nb8+/–) 12...Nc3 13.Bc3 Bg7 14.Qb3 0-0 15.Qb5 Nb8 16.a4 Ra8 17.Rab1 Nd7 18.Nd2 Rb8 19.Rfc1 Re8 20.g3 e5+= 21.de5 Be5 22.Be5 Ne5 23.Nc4 Attacking the backward pawn on b6 23...Nc4 24.Qc4 Rc8 25.Qa6 Rc1= 26.Rc1 Qd2 27.Qc4 Rd8 28.Kg2 b5? 29.ab5+/– a4 30.Ra1 Ra8? 31.Ra4+- Ra4 32.Qa4 Qd5 33.e4 Qb7 34.Qc4 Kg7 35.Qc6 Qa8 36.Qa8 (36.Qa8 Kf6 37.b6 Ke7 38.b7 Kd6 39.b8Q Ke6 40.Qc6 Ke7 41.Qbd6) 1–0. Fournier,Frederic (1815) – xazon, Active (5/0), 2006.

4.e3 cb5 5.Bb5 Bd7 6.a4 Bb5 7.ab5 Nf6 8.Nf3 Nbd7 9.0-0 e6 10.c4 Be7 11.d4 0-0 12.Nc3 b6 13.Qd3 Rc8 14.Na4 Qc7 15.Rac1 Qb7 16.Nd2 Rb8 17.Ba3 Rfc8 18.e4 Bf8 19.f4 d5 20.Bf8 Nf8 21.e5 dc4 22.Nc4 Qe4 23.Qe4 Ne4 24.Ncb6 Rd8 25.Rfd1 f5 26.Rc7 Nc5 27.Rc5 Nd7 28.Nd7 Rd7 29.b6 h6 30.d5 ed5 31.Rdd5 Re7 32.Ra5 Kf7 33.Rd6 Reb7 34.Ra7 Ke7 35.Nc5 Ra7 36.ba7 Ra8 37.Rd7 Kf8 38.e6 g5 39.g3 gf4 40.gf4 Ke8 41.Kf2 h5 42.Ke3 h4 43.Kd4 h3 44.Ke5 Kf8 45.Kf5 Ke8 46.Ke5 Kf8 47.f5 Ke8 48.f6 Kf8 49.Kf5 Re8 50.Kg6 Rc8 51.e7 Ke8 52.Rd8 Rd8 53.ed8Q Kd8 54.a8Q Kc7 55.Qa6 Kd8 56.Qb7 Ke8 57.Qe7 1–0. ferminkatcho (1690) – kvastfening (1845), kurnik, 2012.

4.e3 cb5 5.Bb5 Bd7 6.Qe2 Nc6 7.Nf3 Nf6 8.0-0 e6 9.a3 Be7 10.d4 0-0 11.Nbd2 Nb8 12.e4 Bc6 13.Bd3 Qc7 14.c4 b6 15.Rac1 Bb7 16.e5 de5 17.Ne5 Nc6 18.Nc6 Bc6 19.Nf3 Qb7 20.d5 ed5 21.cd5 Bd5 22.Nh4 Rae8 23.Qc2 Rc8 24.Qb1 h6 25.Nf5 Bd8 26.Nd6 Rc1 27.Rc1 Qd7 28.Nf5 Re8 29.f3 b5 30.Bf6 Bf6 31.Bb5 Qa7 32.Kh1 Rb8 33.a4 Rd8 34.h3 g6 35.Nh6 Kg7 36.Ng4 Bd4 37.Qc2 Be6 38.Qc7 Qc7 39.Rc7 Bb6 40.Rc1 Rd2 41.Ne5 Bf2 42.Nd3 Bg3 43.Nc5 Bf5 44.Ne4 Be4 45.fe4 Kf6 0–1. ferminkatcho (1725) – belledejour (1730), kurnik, 2012.

4.e3 Nf6 5.a4 e5 6.h3 c5 7.c4 b6 8.Nc3 Bb7 9.Nf3 h6 10.Be2 g5 11.Qc2 e4 12.Nh2 Bg7 13.Ng4 d5? (better is 13...0-0+=) 14.Ne5?? (better is 14.Nd5 Bd5 15.cd5+-) 14...d4–+ 15.ed4 cd4 16.Nf7? Kf7 17.Nd5 d3 18.Bd3 ed3 19.Qd3 Bd5 20.cd5 Nd5 21.Bg7 Kg7 22.0-0 Ra7 23.Qd4 Kh7 24.Rac1 Rd7 0–1. lican – khaled, kurnik, 2012.

4.e4 Nf6 5.Nc3 Bd7 =.

3.b5 Bd7

4.e3 a4 5.Nf3 a3 (better 5...Nf6!?+=) 6.Na3+- e5 7.Nc4 d5? (better 7...e4 8.Nd4 Nf6+-) 8.Nce5 g6 (8...Be6+-) 9.Nd7 f6 10.Nb8 Rb8 11.Bd3 (11.c4!? c6+-) 11...Bg7 12.0-0 Ne7 13.Nd4 0-0 (13...Qd7 14.Ba3+-) 14.Ne6 (14.Ne6 Qd7 15.Nf8 Rf8 16.a4+-) 1–0. GuestWXSH – wwwlllyywwwlllly,, 2019.

4.e3 Nf6 5.Nf3 g6 (5...e5 6.Nc3=) 6.Be2 (6.Bf6 ef6 7.Be2 Bg7+=) 6...Bg7 7.0-0 0-0 8.d4 Qe8 9.c4 c6 10.a4 c5 11.dc5 dc5 12.Nc3 b6 (12...Bf5 13.Nd5 Nd5 14.Bg7 (14.Qd5? Bb2 15.Qb7 Nd7–+) 14...Ne3 15.fe3 Kg7 16.Qd5=) 13.Nd5 Nd5 14.Bg7 (14.Qd5 Bb2 15.Qa8 Ba1 16.Ra1 e5+=) 14...Kg7 (14...Ne3!? 15.fe3 Kg7=) 15.Qd5+/– Ra7 16.Rfd1 Be6 (16...Bf5 17.Ne5+/–) 17.Qe5 Kg8 18.Ng5 Nd7 (18...Bf5 19.e4 Bd7 20.Nf3+/–) 19.Qc3 Bf5 (19...Nf6 20.Ne6 fe6 21.Bf3+/–) 20.e4 Be6 21.Ne6 fe6 22.f3 (22.Ra2 Qf7 23.Qe3 Rd8+/–) 22...Nf6 23.Rd2 Rd7 24.Rad1 Rd2 25.Rd2 Nh5 26.Qe3 Nf4 27.g3 Nh5 28.f4 Qf7 29.Bh5 gh5 30.e5 h4 31.Rg2 Kh8 32.Qd3 h3 33.Rd2+/– Qh5 34.Qe2 Qf5 35.Rd7 Qb1 36.Qd1 Qe4+= 37.Qf1 Qe3= 38.Qf2 Qc1 39.Qf1 Qc4?? 40.Qc4+- (40.Qc4 Kg7 41.Re7 Rf7 42.Qe6 Re7 43.Qe7 Kg8 44.f5 c4 45.f6 c3 46.Qe8) 1–0. Fournier,Frederic – afevir(C), Active, 2007.

3.b5 Nd7

4.a4 e5 5.c4 f5 (5...Ngf6 6.d4=+) 6.e3 Ngf6 7.Nc3 (7.d4 Be7=) 7...g6 (7...Be7 8.Qc2=) 8.Nf3 (8.Be2 Bg7=) 8...Bg7 9.Be2 0-0 10.0-0 Nc5 (10...e4 11.Nd4 Nc5 12.Rb1=) 11.d4+= White fights for the Initiative 11...Nce4 (better 11...ed4!? 12.ed4 Nce4+=) 12.de5+/- Nc3 (12...de5 13.Ne4 fe4 14.Ne5+/- (worse 14.Be5 Qe8 15.Bc7 ef3 16.Bf3 Qf7=+)) 13.Bc3+- Ng4 14.c5 (14.Qd5 Kh8+-) 14...de5 (14...Ne5 15.Qb3 Kh8 16.Rac1+/-) 15.Qb3 Kh8 16.Rad1 (16.Qb2 Qe7+/-) 16...Qe8 (16...Qe7 17.h3 Nh6 18.Bc4+/-) 17.h3 Be6 (17...e4 18.Bg7 Kg7 19.hg4 ef3 20.Qc3 Kh6 21.gf3+-) 18.Qb2+- Nh6 (18...Nf6 19.Be5 Rc8 20.Qc3+-) 19.Ne5 Nf7? (19...Qe7+-) 20.Ng6! (20.Ng6 hg6 21.Bg7 Kh7 22.Bf8 Qf8 23.Bf3+-) 1-0. BeepBeepImAJeep (2765) - dani29 (2720),, 2020.

4.a4 h5 5.c4 Nb6 6.e3 e5 7.Be2 (7.d4 e4=) 7...g6 (7...Qg5 8.g3=) 8.d4 e4 9.d5 f6 (9...Rh7 10.Qc2 Bf5 11.Nd2=) 10.Qc2 Bf5 11.Nh3 (11.Nd2 Qe7+=) 11...Bg7 (11...Qe7 12.Nf4+=) 12.Nf4+/- Qe7 13.Nd2 Nd7 14.0-0 (14.Nb3 Nc5+/-) 14...Nc5+= 15.Rfe1 h4 (15...b6 16.Nf1+=) 16.Nb3 (16.h3 Bh6 17.Nb3 Nb3 18.Qb3 b6+/-) 16...Qd7 (16...Nb3!? 17.Qb3 g5 18.Bh5 Kd8+/-) 17.Nc5+/- dc5 18.Ne6! Bh6? (18...Be6 19.Qe4 Double attack (19.Qe4 Deflection; 19.Qe4 Decoy)) 19.Nc5+- Qc8 (19...Qd6 20.Ba3+- (20.Nb7?! Qb6+/-)) 20.Bd4 (better 20.Ne4 Qd8 21.Bd3+-) 20...Bh3 (20...Bf8 21.Ne4 Bb4+-) 21.Qe4 Ne7 (21...Kf7 22.gh3 Bf8 23.Ne6+-) 22.Bf6 Kf8 (22...Rh7 23.gh3 Qf5 24.Qf5 Nf5+- (24...gf5?? 25.Bh5 Kd8 26.Bg6+-)) 23.Qe7 Kg8 24.Bh8 Kh8 25.Qh4 Kh7 26.Qh3 (better 26.gh3 Qf8 27.Ne6 Qd6+-) 26...b6 27.Qc8 (better 27.Ne6!? Qg8+-) 27...Rc8 28.Bg4 Re8 29.Ne6 c6 30.bc6 g5 31.d6 Bg7 32.d7 Re6 33.Be6 Ba1 34.Ra1 (34.d8Q Kg6 35.Qg8 Kf6 36.Qf7 Ke5 37.Rd1 Bd4 38.ed4 Kd6 39.Qd7) 34...g4 (34...Kh6 35.d8Q Kg6 36.Qe8 Kf6 37.Qf7 Ke5 38.Rd1 b5 39.Qf5) 35.c7 (35.Bf5 Kg7 36.d8Q g3 37.Qe7 Kg8 38.Be6 Kh8 39.Qf8 Kh7 40.Bf5) 35...g3 (35...Kh6 36.d8Q Kg6 37.Qh8 g3 38.c8Q gf2 39.Kf2 b5 40.Qcg8) 36.fg3 (36.fg3 Kg7 37.d8Q Kg6 38.Qh8 b5 39.c8Q bc4 40.Qcg8; 36.d8Q gf2 37.Kf2 Kg6 38.Qh8 b5 39.c8Q bc4 40.Qcg8) 1-0. rcm06 (2105) - pp2p,, 2022.

3.b5 Nf6

(--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6).

4.e3 g6 5.c4 Bg7 6.Nf3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 a5 6.b5 d6).

2.Bb2 a6

3.a4 a5 4.b5 b6 5.e3 Bb7 6.Nf3 e6 7.d4 Nd7 8.Be2 h6 9.0-0 Ngf6 10.c4 Qc8 11.Nbd2 Qd8 12.Rc1 c6 (12...g6!?+=) 13.bc6+- Bc6 14.d5 Nb8?? (better 14...Bb7+-) 15.dc6+- Nc6 16.c5! d5 (16...bc5 17.Bb5 Combination; 16...dc5 17.Bb5 Combination) 17.Bb5 (17.Bf6 gf6 18.cb6 Na7 19.ba7 Ba3 20.Bb5 Kf8+-) 17…Ke7 1–0. GuestDXKH – GuestWTHC,, 2019.

3.a4 Nc6 4.b5= Ne5 5.e3 (5.e4 Nf6=) 5...Bd7 (5...Bg4 6.f3 Bd7 7.ba6 ba6 8.f4=) 6.Nf3 Nf3 7.Qf3 e5 (7...c6!?=) 8.Qb7+- Rb8 (8...ab5!? 9.ab5 Rb8+-) 9.Qa6+- Nf6 (9...c6+-) 10.a5 (better 10.Nc3!?+-) 10...Ne4+- 11.Qa7 Rc8? (better 11...Nc5!? 12.Ba3 Ra8 13.Bc5 Ra7 14.Ba7 Qa8+=) 12.Nc3+- Nf2?? (12...Nc5 13.Nd5 c6 14.bc6 Bc6+-) 13.Kf2 Qh4 (13...c6 14.Qb6 Qg5 15.Kg1+-) 14.Kg1 Qb4 (14...Be7 15.Nd5 Bd8 16.Qb7+-) 15.Ba3 Qg4 (15...Qh4+-) 16.b6 cb6 17.ab6 Bc6 (17...Be7 18.b7 0-0 19.Nd5+-) 18.b7 Bb7 19.Qb7 Be7 (19...Kd8 20.Bb5 Rc7+-) 20.Bb5 Kf8 21.Bd7 Qg5 22.Qc8 Bd8 23.Bd6 Kg8 24.Ne4 Qh4 25.g3 Qg3 26.hg3 g6 (26...h6 27.Qd8 Kh7 28.Bf5 g6 29.Rh6 Kh6 30.Qh8) 27.Qd8 Kg7 28.Qf6 Kg8 29.Ra8 1–0. DEFFM – ItoPoupou,, 2018.

3.a4 Bd7 4.e3 b5?? (better 4...e5=) 5.ab5+- c5 (5...Qc8+-) 6.bc5 dc5 7.d4 e6 (7...Qc7 8.dc5 (8.ba6?! Qb6 9.Ra2 Na6+-) 8...Qc5 9.Qf3+- (9.ba6?! Nf6+-)) 8.dc5 (8.ba6?! Qb6 9.Ba3 Na6 10.Bc5 Bc5 11.dc5 Qb7+-) 8...f6 (8...Ne7 9.Qf3 Ra7 10.c6 (10.ba6?! Nd5+-) 10...Nbc6 11.bc6 Bc6 12.e4+-) 9.Qf3 (9.Bd3 Ne7 10.Qh5 g6+-) 9...Ra7 10.c6 (10.ba6?! Qc8+-) 10...Bc8 11.Bd4 Rf7 (11...Rc7 12.ba6 Nc6 13.Bb5+-) 12.ba6 e5 (12...Ba6 13.Ba6 (13.Ra6?! Na6 14.Bc4 Qc8+=) 13...Na6 14.Ra6+-) 13.Bb5 (13.Bb5 Bb4 14.c3+-) 1-0. DEFFM – IvmovesChecknMate,, 2021.

3.a4 Nd7 4.e3 e6 5.Nf3 Be7?? (better 5...Ngf6=) 6.Bg7+- Bf6 7.Bh8 Bh8 8.d4 c5 (8...Ne7 9.Nc3+-) 9.bc5 dc5 10.Nbd2 cd4 11.ed4 Ne7 12.Bd3 Nb6 (12...Nc6 13.Nb3+-) 13.0-0 (13.Nb3 Bd7 14.a5 Nbd5+-) 13...Nc6 (13...Bd4 14.Ne4 Ba1 15.Qa1+-) 14.c3 Nd5 15.Qb3 Nf4 (15...Kf8 16.Nc4+-) 16.Bh7 Qe7 (16...Qc7 17.Rfe1 e5 18.Rab1+-) 17.Rfe1 Kf8 (17...Na5 18.Qb6 Qd8 19.Qc5+-) 18.Re4 (18.g3 Nd5+-) 18...Nd5 (18...e5 19.Rae1 Be6 20.c4+-) 19.a5 Nf6 (19...Bd7 20.Nc4+-) 20.Rh4 e5 (20...Nh7 21.Rh7 Kg8 22.Rh5+-) 21.d5 Nd8 (21...Na7 22.Bd3 Bg7 23.Re1+-) 22.Re1 Nh7 23.Rh7 Kg8 (23...Bg7+-) 24.Rh8! Kh8 25.Re5 f6 (25...Ne6 26.Qb1 f5 27.Qf5 Nf8+-) 26.Re7 (26.Re7 Kg8 27.Ne4 Nf7 28.Nf6 Kg7 29.d6 Be6 30.Qe6 Rf8 31.Ne8 Kh7 32.Qf6 Re8 33.Rf7 Kg8 34.Qg7) 1-0. GuestKBLD – happyvutter,, 2020.

3.a4 Bf5 4.e3 e5 5.Nf3 h6 (5...Nf6 6.Be2=+) 6.c4 (6.Be2 Be6=) 6...Nd7 (6...Nf6 7.Be2=) 7.Be2= Ngf6 (7...Ne7 8.0-0=) 8.d4 (8.0-0 Be7=) 8...e4 9.Nfd2 Be7 10.Nc3 (10.0-0 d5=) 10...c6 (10...d5 11.Qb3=) 11.0-0 0-0 (11...d5 12.c5+=) 12.f3 d5 (12...ef3 13.Bf3 Bd3 14.Rf2+=) 13.cd5 (13.fe4 Be4 14.Nde4 de4+=) 13...cd5 14.fe4 de4?? (better 14...Be4 15.Qb3 Bd6+=) 15.Rf5+- Bb4 16.Nce4 Ne4 (16...Qe7 17.Nf6 Nf6 18.Re5+-) 17.Ne4 a5 (17...Qe7 18.Bd3+-) 18.d5 Nc5 (18...f6+-) 19.Qd4 Qh4 (19...Ne6 20.de6 Qd4 21.Bd4 fe6+-) 20.Qg7 1–0. WG Anonymous – Anonymous,, 2020.

3.a4 Nf6 4.e3 e6 5.Nf3= Be7 6.d4 d5 7.b5 a5 (7...ab5 8.Bb5 Bd7 9.0-0=) 8.Nbd2 b6 9.c4 dc4 10.Bc4 0-0 11.0-0 Bb7 12.Rc1 Bd5 (12...Bd6!?+=) 13.Bd3+/- h6 14.e4 White fights for the Initiative 14...Bb7 15.Qc2 Exerts pressure on the backward pawn 15...Nfd7? (better 15...c6+/-) 16.Qc7+- Qc7 17.Rc7 Bc8?? (17...Ra7+-) 18.e5 (better 18.Rfc1 Na6 19.ba6 Bd6+-) 18...Bb4 (18...Na6 19.ba6 Bd8 20.Rfc1 Bc7 21.Rc7+-) 19.Be4 Bb7 (19...Ra6 20.Rfc1+-) 20.Rb7 Bd2 (20...Rc8 21.Rc1 Rc1 22.Bc1+-) 21.Nd2 Rd8 22.Rc7 Nc6 (22...Na6 23.ba6 Ra6 24.Rfc1+-) 23.bc6 Nf8 (23...Ne5 24.Rb7 Nc6 25.Bc6+-) 24.Rb7 Rab8 25.c7 Rb7 26.cd8Q b5 27.Bb7 ba4 28.Ba3 Kh7 29.Be4 (29.Qf8 Kg6 30.Be4 f5 31.ef6 Kh5 32.fg7 e5 33.Qf5 Kh4 34.Nf3) 29...Ng6 30.Qe8 h5 (30...f5 31.ef6 gf6 32.Qg6 Kh8 33.Qh7) 31.Qf7 Kh8 (31...Kh8 32.Qg6 h4 33.Qe8). DEFFM – formulaonechess,, 2020.

3.a4 h6 4.e3 Nf6 5.Nf3 e6 (5...e5 6.Be2=) 6.c4 (6.Be2 d5 7.b5 Bd6=) 6...Be7 (6...e5 7.Nc3=) 7.Be2 0-0 8.0-0 Qe8 (8...d5 9.Qb3=) 9.Nc3 Nh7 (9...a5 10.b5+=) 10.b5 f6 11.Nh4 e5 12.Bh5 Qd8 13.Nd5 c6 14.Ne7 Qe7 15.Ng6 Qd8 16.Nf8 Qf8 (16...Nf8 17.d4 ab5 18.de5 fe5 19.ab5 Ra1 20.Ba1+-) 17.f4 ef4 18.ef4 f5 (18...ab5 19.Re1 Bd7 20.cb5+-) 19.Re1 (19.Re1 Bd7 20.bc6 Bc6 21.Bg6+-) 1–0. GuestRMKW – GuestBYBH,, 2017.

3.c4 Nc6 4.b5 Nb8 5.a4 Nd7 6.Nf3 Ngf6 7.Nc3 (7.d4 Nb6 8.e3 ab5 9.cb5 Nbd5+=) 7...b6 (7...e5 8.d4=) 8.d4 a5 (8...e5 9.e4=) 9.e4+= Bb7 10.Bd3 e5 11.Nd5 Be7 (11...Nd5 12.cd5 f5 13.0-0 fe4 14.Be4+-) 12.de5 (12.Ne7?! Qe7 13.Qe2 ed4 14.Nd4 Be4 (14...Ne4?? 15.Nf5 Qg5 16.Ng7 Kd8 17.Be4+-) 15.Be4 Qe4 (worse 15...Ne4 16.Nf5+-) 16.Qe4 Ne4=) 12...de5 13.Ne5 (13.Be5?! Ne5 14.Ne5 Nd5 15.ed5 Bb4 16.Kf1 Bc3+=) 13...0-0 (13...Nd5 14.cd5 Bb4 15.Kf1+-) 14.0-0 Bd6 15.f4 (15.Nd7 Nd7 16.Qh5 Nc5+-) 15...Be5 (better 15...Ne5!? 16.fe5 Bc5 17.Kh1 Ne8+-) 16.fe5+- (16.Be5?! Ne5 17.fe5 Nd7+-) 16...Nd5 17.ed5 Nc5 18.Bc2 Qh4 19.Qe2 (19.Qd4 Qd4 20.Bd4 Rfe8+-) 19...Rae8 20.Ra3 Bc8 21.e6! fe6 (21...Be6 22.de6 Re6 23.Qd2+-) 22.Rh3 Qh3 (22...Rf1 23.Qf1 Qe4 24.Be4 Ne4 25.Rh7 e5+-) 23.gh3 ed5 (23...Rf1 24.Kf1 Rf8 25.Ke1+-) 24.Rf8 Kf8 25.Bg7! Kg7 (25...Kf7 26.Qh5 Ke7 27.Qh4 Kd7 28.Bf5 Kd6 29.Bc8 Rc8 30.Qf4 Ke6 31.Qf6 Kd7 32.Qf7 Kd6 33.Bf6 Rg8 34.Kf1 Rg1 35.Kg1 dc4 36.Qe7 Kd5 37.Qe5) 26.Qe8 (26.Qe8 Be6 27.cd5 Bd5 28.Qe5 Kf7 29.Qd5 Ke7 30.Qe5 Kd8 31.Qf6 Ke8 32.Bd1+-) 1–0. Guestcello – Hbmbyzs, internet, 2019.

3.d4 Bd7 4.Nf3 e6 5.e3 Be7 6.c4 Nf6 7.Nbd2 0-0 8.c5 (8.Bd3 h6+=) 8...dc5 (8...Nd5 9.a3=) 9.bc5= Bc6 (9...Bb5 10.Be2=) 10.Be2 Nbd7 (10...Qd5 11.0-0=) 11.0-0+= Ne4 12.Bd3 (12.Ne4 Be4 13.Nd2 Bc6+=) 12...Nd2 (12...Ndc5 13.Ne4 Be4 14.Bc2 Bc2 15.Qc2=) 13.Nd2 (13.Qd2 f5+=) 13...Nf6 (better 13...Nc5!? 14.Bc2 Nd7=+) 14.Qc2+= g6 (14...Qd5 15.e4 Qh5+/-) 15.Ne4 (15.e4!?+/-) 15...Ne4 16.Be4 Be4 17.Qe4 c6 (17...Rc8 18.Qf4= (18.Qb7? Rb8 19.Qa6 Rb2-+)) 18.a4 Bf6 19.Qc2 Qd5 20.e4 Qg5 (20...Qd7 21.e5 Bg7 22.f3+=) 21.f4 Qg4 22.h3 Qh4 23.Kh2 Rad8 24.g3 Qh6 25.e5 Be7 26.g4 f6? (better 26...Qh4+=) 27.ef6+- Bf6 (27...Rf6?? 28.g5 Qg7 29.gf6 Bf6 30.Qe4+-) 28.g5 Bg5 29.fg5 Qg5 30.Qg2 (30.Qe2 Qd5+-) 30...Qe3 (30...Qd5 31.Qd5 ed5 32.Kg3+-) 31.Rae1 (31.Ra3 Qh6+-) 31...Qb3 32.Rf8 Rf8 33.Bc1 Rf5 34.Bh6 Qc4? (34...Rh5 35.Bg5+-) 35.Qe4 (35.Qg3!? e5 36.de5 Qe6+-) 35...Qa2 (better 35...e5 36.de5 Qc5+-) 36.Re2 (better 36.Kg3 Qf2 37.Kg4+-) 36...Rf2+/- 37.Rf2 Qf2 38.Kh1 (38.Qg2!? Qd4 39.Qe2+/-) 38...Qf1= 39.Kh2 Qf2 40.Kh1 (40.Qg2!? Qd4 41.Qe2+/-) 40...Qf1= 41.Kh2 Qf2 42.Kh1 (42.Qg2!? Qd4 43.Qe2+/-) 42...Qf1= 43.Kh2 Qf2 44.Kh1 (44.Qg2!? Qd4 45.Qe2+=) 44...Qf1= 45.Kh2 Qf2 ½-½. Bendega (2035) - amir_110 (1850),, 2021.

3.d4 Nd7 4.Nf3 e6 5.c4 Ngf6 6.e3 Be7 7.Nc3 0-0 8.Bd3 h6 9.0-0 c5 10.a3 cb4 11.ab4 a5 12.ba5 Ra5 13.Ra5 White gets the initiative 13...Qa5 14.Qc2 e5 15.Nb5 ed4 16.ed4 Qd8 17.Ba3 White prepares the advance c5 17...d5 (17...Nb6 18.Re1 Re8 19.d5+/-) 18.Be7 Qe7 19.Re1 Qd8 20.c5 Nb8 21.Nd6 Ne8?? (better 21...Nc6+/-) 22.Bh7+- Kh8 23.Re8 (23.Re8 Qe8 24.Ne8 Re8 25.Bd3+-) 1-0. pcmvr – rstilt,, 2020.

3.e3 a5 4.b5 a4 5.a3 Nd7 6.c4 Nb8 (6...e5!?=) 7.Nc3 Be6 (7...e5 8.Na4 Nd7 9.d4+/-) 8.d4 Bd5?? (8...Nf6 9.Na4 Bf5 10.Ne2+/-) 9.c5 (9.cd5 Nf6+-) 9...Na6?? (9...Bb3 10.Qf3 c6 11.cd6 ed6 12.bc6 bc6 13.d5 cd5 14.Bb5 Nd7 15.Nge2+/-) 10.Nb1 (10.ba6!? dc5 11.Nd5 Qd5 12.Qa4 c6+-) 10...Bg2?? (better 10...Nb8+=) 11.f3 (better 11.Bg2!? Nb8 12.Bb7 Ra5+-) 11...h5?? (11...Bh1 12.ba6 ba6 13.Qa4 Qd7 14.Nc3 Qa4 15.Na4-+) 12.e4 (12.Bg2 Nb8+-) 12...Bh3?? (better 12...Bh1 13.ba6 ba6 14.Qa4 Qd7-+) 13.Ke2 (better 13.Nh3 Nb8 14.cd6 Qd6 15.Nc3+-) 13...Rc8?? (better 13...Bf1 14.Kf1 Nb8 15.cd6 Qd6=+) 14.Nd2 (better 14.Bh3 Ra8 15.ba6 Ra6 16.cd6 Qd6 17.Nc3+-) 0-1. RichardSommer (2050) - DrLob (2070),, 2020.

3.e3 b5 4.d4 (4.a4 ba4 5.Ra4 Bd7=) 4...h6 (4...d5 5.a4 ba4 6.c4=) 5.a4+= c6 (5...ba4 6.Nf3+=) 6.Nc3 (6.ab5 Qb6+/–) 6...g5 (6...Bb7!?+=) 7.h4 (7.ab5 Bg7+-) 7...g4 (7...ba4 8.hg5 Bg7 9.gh6 Rh6 10.Rh6 Nh6 11.Nf3+/–) 8.ab5+- cb5 (8...Nf6 9.d5 cb5 10.Bb5 Bd7 11.Nge2+-) 9.Bb5! Bd7 (9...ab5 10.Ra8 Pinning (10.Ra8 Deflection)) 10.Bd7 Nd7 (10...Qd7 11.Na4 Qb7 12.d5 Qb4 13.Bc3+/–) 11.Qg4 h5 (11...Ngf6 12.Qf3+-) 12.Qe2 White prepares the advance b5 12...Ngf6 (12...a5 13.ba5 Ra5 14.Ra5 Qa5 15.Nf3+-) 13.Ra6 Rb8 (13...Rg8 14.g3+-) 14.b5 Nb6 (14...Rg8 15.Qf3+-) 15.Nf3 e6 (15...Rg8 16.0-0+-) 16.d5! e5 (16...Nbd5 17.Nd5 Combination; 16...ed5 17.e4 Decoy; 16...Nfd5 17.Nd5 Combination) 17.e4 (17.0-0 Qd7+-) 17...Be7 18.0-0 Kf8 (18...Nfd7 19.g3+-) 19.Ng5 (19.Rfa1 Ng4 20.Na2 Bh4+-) 19...Ng4 20.f3 Nf6 21.Nd1 (21.Ra7 Nfd7+-) 21...Rg8 (21...Ke8 22.Bc1+-) 22.Ne3 Rc8 (22...Ke8 23.Nf5+-) 23.f4 Ng4 (23...Ke8 24.fe5 de5 25.Be5 Rg5 26.hg5+-) 24.Ng4 hg4 25.Qf2 ef4 (25...g3 26.Qb6 Qb6 27.Rb6 Rc2+-) 26.Qf4 f6 27.Ne6 Ke8 28.Nd8 Bd8 29.Qd6 Nd7 30.Qe6 Be7 (30...Kf8 31.Bf6 Nf6 32.Rf6 Bf6 33.Qf6 Ke8 34.Re6 Kd7 35.Qe7) 31.Bf6 Nf6 (31...Rg7 32.Be7 Re7 33.Qg8 Nf8 34.Rd6 Rc2 35.Qf8) 32.Ra7 Rc2 (32...Rg7 33.Rf6 Rf7 34.Qf7 Kd8 35.Qe7) 33.Qe7 1–0. Janek – zpjut, internet, 2016.

3.e3 Nc6 4.b5 ab5 5.Bb5 Bd7 6.Ne2 e5 7.0-0 g6 8.d4 Bg7 9.c4 (9.de5 Nge7+=) 9...Nge7 (9...Nf6 10.de5 Ne5 11.Be5 de5 12.Bd7 Qd7 13.Nbc3+=) 10.de5 (10.Nbc3 ed4 11.Ne4 0-0 12.Nd4 Nf5–/+) 10...de5 (10...0-0 11.Nd2+=) 11.Qc2 0-0 12.Rd1 Qc8 (12...Nf5 13.Nbc3+=) 13.Ba3 (13.Nbc3 Rd8=) 13...Rd8 (better is 13...Re8 14.Be7 Re7=) 14.e4? (better is 14.Be7 Ne7 15.Bd7 Rd7 16.Nbc3=) 14...Be6 15.Bc5 b6 (15...Rd1 16.Qd1 b6–/+) 16.Be3 (better is 16.Rd8!? Qd8 17.Be7 Ne7 18.Nbc3–/+) 16...Nd4–+ 17.Bd4 ed4 18.Rd3 c6 19.Ba4 Qa6 20.Bb3 c5 21.f4? (21.Nf4–+) 21...Nc6 22.a3 Nb4! 23.ab4 Qa1 24.f5 (24.b5 Bg4 25.Ng3 Bh6–+) 24...gf5 25.Nf4 (25.Rg3 fe4 26.Qe4–+) 25...fe4 26.Rg3 (26.Rd2 d3 27.Qd1 Qd4 28.Kh1 Bc4 29.Bc4 Qc4–+) 26...Bf5 (26...d3 27.Qd1 Qd4 28.Kh1–+) 27.h4 (27.Nh5 d3 28.Qc1 d2–+) 27...Kf8 (better is 27...d3 28.Qc1 d2 29.Qf1 Qd4 30.Kh2–+) 28.Nh5 (28.Rg5 d3 29.Qc1–+) 28...d3 29.Qd1 Bd4 30.Kh1 e3 31.Qf1 Bg6 (31...e2 32.Qe1 Bf2 33.Qf2 Qb1 34.Kh2–+) 32.Qf4 Qb1 33.Kh2 e2 34.Qh6 Kg8 35.Rg4 Qg1 0–1. Brazhnikov,Vladimir – Storchak,Vitalij, Novokuznetsk Winter Open, 2010.

3.e3 Bd7 4.c4 e5 5.Nf3 (5.d4 Nf6=) 5...Bg4 (5...Nf6 6.d4=) 6.h3 Bf3 (6...Bh5 7.Nc3=) 7.Qf3+= c6 8.Nc3 Be7 (8...Nf6 9.d4+=) 9.Qg3 Bf6 (9...a5 10.b5+-) 10.Ne4+- Bh4? (better 10...Ne7+-) 11.Qg7+- Nd7?? (11...Bf6 12.Qg3 Bh4 13.Nd6 Qd6 14.Qh4 Nd7+-) 12.Qh8 Qe7 (12...Ke7 13.Qh7 Bf6 14.c5+-) 13.Qg8 Nf8 14.Qg4 (14.c5!? dc5 15.bc5 0-0-0+-) 14...Kd8 (14...d5 15.cd5 cd5 16.Nc5+-) 15.Be2 (15.c5 d5 16.Nd6 Bf6+-) 15...Kc7 (15...Ng6 16.g3 d5 17.cd5 cd5 18.Nc5+-) 16.b5 (16.Qh5 Ng6+-) 16...Ng6 (16...ab5 17.g3 bc4 18.gh4+-) 17.ba6 ba6 18.Bc3 (better 18.g3 Qf8+-) 18...Kb7 19.Rb1 (better 19.c5!? Ka7 20.Nd6 e4+-) 19...Ka7 20.Ba5 (better 20.Qf5 Rb8 21.Rb8 Kb8 22.c5 dc5 23.g3+-) 20...Qd8 (20...Rf8 21.Qf5 Qe6+-) 21.Bd8 (21.Bb6 Kb8 22.Bd8 Ka7 23.Qd7) 21…Rd8+- 1–0. GuestXSBG – GuestNYXJ,, 2016.

3.e3 e5 4.Nc3 =.

3.e3 f6 4.Nf3 Nh6 5.d4 Nf5 (5...e5 6.d5=) 6.a3 Nc6 (6...e5 7.c4+=) 7.Bd3 e6 8.c4 d5 9.cd5 ed5 (9...Qd5? 10.e4 Qd7 11.ef5 ef5 12.0-0+-) 10.Nc3 Be6 11.Qc2 Qd7 12.0-0 Bd6 (12...Nce7 13.Rfe1+=) 13.h3 (13.Nd5 Nfe7 14.Nc3 Bg4+/–) 13...0-0-0 (better is 13...Nce7!?+=) 14.b5+- ab5 15.Bb5 Qe7 (15...Nfe7!? 16.Rfc1 g5+/–) 16.Bc6+- bc6 17.Qa4 (better is 17.Rfc1+-) 17...Kd7+= 18.Rfc1 Ke8? (18...Ra8 19.Qc2 Rhb8+= (19...Ba3? 20.Nb1 Bc5 21.Ba3+-)) 19.Qc6+- Bd7 20.Qd5 c6 21.Qe4 Qe4 22.Ne4 Kf7 23.Nd6 Nd6 24.Nd2 Nf5 25.Bc3 g5 26.g4 Nh4 27.a4 Kg6 28.a5 Ra8 29.a6 Bc8 30.a7 Bb7 31.Bb4 f5 32.gf5 Nf5 33.Bc5 Rhd8 34.Rcb1 Rd7 35.Rb6 Nd6 36.Bd6 Rd6 37.Rb7 c5 38.Ne4 Rc6 39.Nc5 Kf5 40.Rb8 Ra7 41.Ra7 Rg6 Black plans g4 42.Rh7 g4 43.hg4 Rg4+- 44.Kf1 Rf4 45.ef4 Kf4 46.Rf7 Kg4 47.Rg8 Kh5 48.Rh7 1–0. Fournier,Frederic (1710) – buk, Active, 2012.

3.e3 h6 4.a4 e6 5.Nf3 Nf6 6.c4 Be7 7.d4 0-0 8.Bd3 Nh7 (8...Nc6 9.Bc3=) 9.0-0 Qe8 (9...Nc6 10.Bc3+=) 10.b5 (10.Nc3 Nf6+=) 10...f6 (10...Nf6 11.Nc3+=) 11.Nc3 (11.e4 Qg6+-) 11...f5 12.e4 Qg6 (12...fe4 13.Ne4 Nf6 14.Nf6 Bf6 15.Qe2+-) 13.ef5 ef5 14.Re1 (14.Nd5 Bd8+-) 14...Bd8 15.c5 (15.Nd5 Ng5+-) 15...Ng5 (15...ab5 16.ab5 Ra1 17.Ba1+-) 16.Ng5 hg5 (16...Bg5 17.Nd5 ab5 18.ab5 Ra1 19.Ba1+-) 17.cd6 (17.Qf3 dc5 18.dc5 g4+-) 17...cd6 18.Qb3 (18.Qf3 g4 19.Qd5 Kh7+-) 18...Kh8 (18...Kh7 19.Qd5+-) 19.Re3 (19.Qd5 Kh7+-) 19...g4 20.Rae1 Qg5 (20...Ba5+-) 21.Re8 Qf6 22.Nd5 Qf7 23.Rf8 Qf8 24.Nf4 Kh7 25.Ne6 Be6 26.Qe6 g6 (26...g3 27.Bf5 Kh8+-) 27.Qc8 Qf6 (27...ab5 28.Qb7 Nd7 29.Qa8 ba4 30.Qa4+-) 28.Qb7 (28.Qb7 Nd7 29.Qa8 ab5 30.Re8+-) 1–0. GuestLBLC – GuestGTPP,, 2018.

3.e4 Nc6 4.b5 ab5 5.Bb5 Bd7 6.d4 e6 7.Nc3 Nce7 8.Bd7 Qd7 9.Nf3 c6 10.0-0 Ng6 11.Rb1 Be7 12.Qd3 Nh6 13.Rfe1 0-0 14.Bc1 Ng4 15.h3 Nf6 16.Bd2 Nh5 17.a4 Nhf4 18.Bf4 Nf4 19.Qe3 Ng6 20.d5 e5 21.Qb6 Rab8 22.dc6!! bc6?! 23.Qb8! Rb8 24.Rb8 Nf8 25.Reb1 f6 26.R1b7 Qe6 27.Re8 Qc4 28.Nb1 Qc2 29.Ree7! Qa4 30.Rg7 Kh8 31.Rgf7 Ne6 32.Rb8 Nd8 33.Rd8# 1–0. rekt – Eits, Internet, 2001.

3.e4 e5=.

3.Nf3 b5 4.e3 f6 5.Be2 e5 6.0-0 g5 7.d4 Bg7 8.de5 de5 9.c4 Be6 10.cb5 ab5 11.Bb5 Ke7 12.Nc3 Qd1 13.Rfd1 c6 14.Be2 h5 15.a4 g4 16.Nd2 Nh6 17.b5 Nf5 18.bc6 Nc6 19.Bb5 Nb4 20.Ba3 Kf7 21.Bb4 Bf8 22.Nde4 Bb4 23.Nd5 Bd5 24.Rd5 Ne7 25.Rd7 Rhd8 26.Rad1 Rd7 27.Rd7 f5 28.Ng5 Kf6 29.Nh7 Kg7 30.Ng5 Kg6 31.Ne6 Kf6 32.Nc7 Ra7 33.Nd5 Nd5 34.Ra7 f4 35.ef4 Nf4 36.g3 Ne2 37.Kg2 Nd4 38.Bc4 e4 39.Rf7 Ke5 40.Rh7 e3 41.fe3 Ke4 42.ed4 Kd4 43.Bb5 h4 44.Rh4 Ke3 45.Rg4 Ba5 46.h4 Bb6 47.h5 Bd4 48.Rd4 Kd4 49.h6 1–0. tadziczek – polglup, kurnik, 2012.

3.Nf3 h6 4.c4 Bd7 5.e3 c5 6.a3 b5 7.d4 bc4 8.Bc4 cd4 9.Nd4 e5 10.Qf3 Ra7 11.Qf7 1–0. kaasparov – ttssbb, kurnik, 2012.

3.f4 e5 4.fe5 (4.e3 Nf6=+) 4...de5 5.Be5 Bd6 (better is 5...Nc6 6.Bg3 Bb4=+) 6.Bg7?? (better is 6.Bd6 Qd6 7.a3=) 6...Qh4 7.g3 Bg3! 8.hg3 (8.hg3 Qg3) 8...Qh1 (8...Qg3) 9.Nh3?? (better is 9.e4 Qg1 10.Qf3= (10.Bh8?? Qg3 11.Ke2 Bg4)) 9...Bh3–+ 10.Kf2 (10.d3 Qf1 11.Kd2 Qg2–+) 10...Nf6! 11.Bh8?? (11.Bf6 Qf1) 11...Ng4 (11...Ng4 12.Ke1 Qf1) 0–1. gtate (1940) – ludwig (1945), net–, 2004.

3.g3 Nd7 4.Bg2 e6 5.Nf3 b6 6.Ne5 d5 7.Nc6 Qg5 8.h4 Qh6 9.d3 (better is 9.e4!? de4 10.Be4=) 9...Bb7–/+ 10.Nd4 0-0-0 (10...e5 11.Nf5 Qe6–/+ (11...Bb4?! 12.c3 Qf6 13.Ng7 Qg7 14.cb4=)) 11.a3 Bd6 12.0-0 Be5 13.c3 Ngf6 14.Nf3 Bd6 15.Ng5 Qg6 16.Nd2 h6 17.Nh3 Qh7 18.c4 Be5 19.d4 Bd6 20.c5 bc5 21.bc5 Be7 22.Qb3 c6 23.Rab1 Nc5?? (better is 23...Kc7+=) 24.dc5+- Rd7 25.Bd4 Ne4 26.Ne4 de4 27.Nf4 g5 28.Bh8 gf4 29.Be5 fg3 30.fg3 f6 31.Bf6 Bf6 32.Rf6 Qg7 33.Re6 Qd4 34.Kh2 Qc5 35.Re8 Kc7 36.Re4 Qb5 37.Rb4 Qd5 38.Rb7 Kd6 39.Qd5 cd5 40.Rd7 Kd7 41.Bd5 Kd6 42.e4 Ke5 43.Rb6 a5 44.Rh6 a4 45.Ra6 Kd4 46.Ra4 Kc3 47.Rc4 Kb2 48.a4 Kb3 49.a5 Kb2 50.a6 (50.a6 Kb3 51.a7 Ka3 52.a8Q Kb2 53.Rc8 Kb1 54.Qa2) 1–0. mapaj – nowicjusz48, kurnik, 2012.

3.g3 e6 4.Bg2 Nf6 5.e3 g6 (5...d5 6.a3+=) 6.Ne2= Bg7 7.d3 0-0 8.Nd2 Nh5 (8...Nc6!?=) 9.Bg7+= Ng7 10.c4 Qf6 11.0-0 h6 12.Nf3 Kh7 13.d4 Nd7 14.Nd2 Qe7 15.Nc3 White intends d5 15...f5 16.a4 Nf6 17.d5 e5 18.Nb3 h5 19.c5 Rh8 20.cd6 cd6 21.Qe2 Kg8 22.h4 Ng4 23.Bh3 f4 24.ef4+/– Nf5 25.fe5 de5 26.Nc5 Kh7 27.Bg4 hg4 28.Qg4 Nd4 29.Qe4 Bh3 30.Rfe1 Rhe8 31.Nd3?? Bf5= 32.Qe5?? Qe5 33.Ne5+/– Re7?? 34.f4 Rae8 35.Kf2 Nc2 36.Rec1 Na1 37.Ra1 Re6?? 38.de6 Be6 39.Rc1 Bb3 40.a5 Re5 41.fe5 Kg7 42.Ne4 Kf7 43.Nd6 Ke6 44.Nb7 Ke5 45.Nc5 (45.Nc5 Bd5 46.Na6+-) 1–0. diablo005 – boand, kurnik, 2012.

3.g3 Be6 4.Bg2 c6 5.Nf3 Bd5 6.0-0 Bf3 7.Bf3 h5 8.h4 e5 9.Kg2 f5 10.e3 g5 11.hg5?? (better is 11.Bh5 Kd7 12.f4 gh4 13.fe5+/–) 11...Qg5=+ 12.Rh1 h4 13.Kf1 h3 14.Rh2 e4?? (better is 14...Nf6=+) 15.Bh8+- ef3 16.Qf3 Bg7 17.Bg7 Qg7 18.Nc3 Nd7 19.Qf5 0-0-0 20.Qh3 Kb8 21.a4 Ne5 22.Ke2 Rf8 23.Qe6 Rf6 24.Qe8 Ka7 25.Rh4 Nh6 26.Rf4 Rf4 27.ef4 Qg4 28.Kf1 Qh3= 29.Ke2 Qg4 30.Ke1 Nf3 31.Kd1 Nd4 32.Kc1 Qf5 33.Qe4 Qe4 34.Ne4 Ng4 35.Kb2 Nf2 36.Nf2 Nf3 37.d3 b5 38.ab5 cb5 39.Ne4 d5 40.Nc5 Kb6 41.Ra6 (41.Ra6 Kc7 42.Ne6 Kd7 43.f5+-) 1–0. rryy44 – hyrybyry, kurnik, 2011.

3.h3 Nc6 4.Nf3 (4.c3 e5=+) 4...Nb4–/+ 5.e4 e5 (5...Nf6 6.Bf6 ef6 7.c3–/+) 6.a3 (6.d4 f5 7.a3 Nc6=+) 6...Nc6 7.Be2 (7.d4 ed4 8.Nd4 Bd7–/+) 7...Nf6 8.0-0 (8.Nc3 d5 9.ed5 Nd5 10.Nd5 Qd5–/+) 8...Ne4 9.Re1 (9.d4 Nd4 10.Nd4 ed4 11.Qd4 Nc5–/+) 9...Ng5 (9...Nf6 10.Bf1–+) 10.d4 Be6?? (better is 10...e4 11.Nfd2 d5–+) 11.d5+= Bh3 12.Ng5?? Qg5–+ 13.Bf3 Ne7 14.Bc1 Qg6 15.Be4 f5 16.Bf3 e4?? 17.Bh5+- Bg4 18.Bg6 Ng6 19.f3 Bh5 20.c4 0-0-0 21.Nc3 ef3 22.gf3 Ne5 23.Kf2 Be7+/– 24.Rh1?? Bf3=+ 25.Qf1 Bh1 26.Qh1 Nc4 27.Qh3 Rdf8–/+ 28.Bf4 g5–+ 29.Bg3 h5 30.Ne4? g4 31.Qf1 fe4 (31...fe4 32.Ke2 Rf1 33.Rf1 h4–+) 0–1. gtate (1980) – ludwig (1900), net–, 2004.

3.h3 Nf6 4.Nf3 =+.

3.a4 b6

4.b5 a5 5.e3 Bb7 6.Nf3 h6 (6...Nf6 7.Bf6 gf6 8.Nd4+=) 7.d4 f6?? (better 7...Nd7+=) 8.Nh4+- Be4 (8...h5 9.Be2 Nh6 10.Bh5 Nf7 11.Nc3+-) 9.Bd3 (better 9.Nc3 Bh7 10.Qh5 Kd7 11.Bd3+-) 9...d5 (9...Bd3 10.Qd3 f5+-) 10.Be4 de4 (10...h5 11.Bg6 Kd7 12.c4+-) 11.Qh5 Kd7 12.Qd5 Kc8 (12...Ke8 13.Qa8 f5 14.Nf5+-) 13.Qa8 (13.Qa8 Qe8 14.Qe4+-) 1–0. GuestGYKQ – matawone,, 2019.

4.b5 a5 5.e3 Nd7 6.Nf3 h6 (6...Ngf6 7.Nd4 Nc5 8.Nc6+-) 7.Bc4 (better 7.Nd4 Bb7 8.Nc6+-) 7...Ne5?? (better 7...Bb7+=) 8.Be5+- (worse 8.Ne5 de5 9.Qf3 Be6 10.Be5 Nf6 11.Be6 fe6 12.Bc7 Qd5 13.Bb6 Qf3 14.gf3 Nd7+-) 8...de5 (8...Bb7 9.Bg3 Nf6+-) 9.Ne5 Be6 (9...e6 10.Qf3 Nf6 11.Qa8 Bd6+-) 10.Be6 fe6 11.Qh5 (11.Qh5 g6 12.Qg6) 1–0. DEFFM – GuestTHPM,, 2019.

4.b5 ab5 5.ab5 Ra1 6.Ba1 Bb7 7.e3 e5 8.Nf3 Nf6 9.Be2 Be7 10.0-0 Nbd7 11.d4 ed4 12.ed4 (12.Bd4 0-0+=) 12...0-0= 13.c4 (13.Re1 Re8=) 13...d5 14.Nc3 dc4 15.Bc4 Bd6 16.g3 (16.Re1 Qa8=) 16...Qa8 17.Nh4 Ne4 (17...Nd5 18.Ne4 Bb4 19.Qb3=) 18.Ne4 Be4 19.Qb3 Be7 (19...h6 20.Re1=) 20.f3+= Bh4? (better 20...Bb7 21.Nf5 Qd8+=) 21.fe4+- Bg5 22.Bf7 (22.Rf7?! Rf7 23.Bf7 Kf8=) 22...Kh8 23.h4 (better 23.Qd5 Qd8 24.Be6 Be3 25.Kg2+-) 23...Be3?? (better 23...Bd2 24.d5 Bh6+-) 24.Qe3 Nf6 25.Be6 Qe8 (25...Nh5 26.Rf8 Qf8 27.d5+-) 26.d5 Qb5 (26...Qe7 27.Bf6 gf6 28.e5+-) 27.Qa3 Qc5 (27...Qe8 28.e5 Nd7 29.Bd7 Rf1 30.Kf1 Qf7 31.Ke2 Qd5 32.Qf8 Qg8 33.Qg8 Kg8 34.e6+-) 28.Qc5 bc5 29.e5 Ne4 (29...h5+-) 30.Rf8 1–0. DEFFM – GuestVYMY,, 2018.

4.e3 a5 5.b5 Nd7 6.d4 Bb7 7.Nf3 Ngf6 8.Nbd2 g6 9.c4 (9.Bd3 Bg7=) 9...Bg7 10.Be2 e6 (10...0-0 11.0-0=) 11.Qc2 0-0 12.0-0 Qe7 13.Ng5 h6 (13...e5 14.Rae1=) 14.Bf3 Bf3 15.Ngf3 Rfe8 16.h3 e5 17.de5 de5 18.Ba3 Qe6 19.c5 Rac8 (better 19...bc5!? 20.e4 Bf8=) 20.c6+- Nf8 21.e4 g5 (21...N8h7 22.Bc1+=) 22.Nc4+- Ng6 23.Ne3 Rcd8 24.Nf5 Nh5 (24...g4 25.hg4 Ng4 26.Rad1+-) 25.g3 (25.Rfd1 Nf6+-) 25...Nf6 (25...Kh7 26.Rad1+-) 26.Rad1 Kh7 27.Kg2 Ng8 28.Bc1 (28.Ng7?! Kg7 29.Bb2 Nf6+=) 28...f6 (28...Bf6!?+-) 29.Rd8+- Rd8 30.Rd1 Rd1? (better 30...Qc8+-) 31.Qd1 Qc4 (31...Nh8+-) 32.Qd7 N8e7 33.Ne7 Ne7 (33...Nf8 34.Qc7 Ne6 35.Qc8+-) 34.Qe7 Qc1 (34...h5 35.Qc7 g4 36.Nh4 Qa4 37.Qb6 gh3 38.Kh2 Qe4 39.c7+-) 35.Qc7 Qc4 (35...f5 36.ef5 g4+-) 36.Qd7 Qe4 37.c7 h5 38.c8Q 1–0. GuestMBDD – GuestCZFT,, 2019.

4.e3 Bb7 5.Nf3 Nd7 6.Nc3 Ngf6+=.

4.e3 Bb7 5.Nf3 Nd7 6.d4 Ngf6 7.Nbd2 a5 8.b5 g6 9.Bd3 Bg7 10.e4 0-0 11.0-0 e6 12.c4 e5 13.de5 Ne5 (13...Ng4 14.Bc2=) 14.Ne5= (worse 14.Be5 de5 15.Qc2 Nd7–/+) 14...de5 15.Qc2 Re8 16.Rad1 Qe7 17.Nb3 White intends c5 (17.Nb1=) 17...Nd7 (better 17...c5!?=+) 18.c5+= Nc5 (worse 18...bc5 19.Bc3+-) 19.Ba3 Bf8 20.Bc5 bc5 21.Bc4 Red8 22.Rd8 Qd8 (22...Rd8 23.Na5 Ba8 24.Nb3+-) 23.Qc3 Exerts pressure on the isolated pawn (23.Rd1!? Qe8 24.f3+-) 23...Be4= 24.Qe5 Attacks the isolani on c5 24...Bc2 25.Qc3 (25.Nc5 Bf5=) 25...Bb3 (25...Bd1 26.Re1=) 26.Bb3 Qd4 (better 26...Qd7!?=) 27.Qf3+- c4 28.Bc4 (28.Qa8?! cb3 29.Qa5 b2=) 28...Qc4 29.Qa8 Qa4 30.g3 Qb5 31.Ra1 Kg7 32.Ra5 Qb1 33.Kg2 Bd6 34.Qd5 Qb6 35.Rb5 Qa6 36.Rb7 Qa1 37.Qe4 Qe5 38.Qe5 Be5 39.f4 Bd6 40.Kf3 f5 41.Ke2 h6 42.Rb8 g5 43.Ke3 Kg6 44.Re8 Kf7 45.Rc8 Kg6 46.Ra8 Kg7 47.h4 (47.Kf3 Kf7+-) 47...gh4 48.gh4 Kg6 49.Re8 Kh5? (better 49...Kf7!? 50.Rb8 Kg6+-) 50.Kf3+- Kh4 (50...Kg6 51.h5 Kh5 52.Re6+-) 51.Re6 Kh5 52.Rf6 Bb4 53.Rf5 Kg6 54.Ke4 Bd6 (54...h5 55.Rg5 Kh6 56.Kf5+-) 55.Rd5 Kf6 (55...Kh7 56.Rd1+-) 56.Rd1 Kg6 57.Rg1 Kf6 58.f5 Bf8 59.Rg6 Kf7 60.Kd5 c5 (60...Ke7 61.Ke5 Kf7 62.Rf6 Ke7 63.Rc6+-) 61.Ke4 (better 61.Ra6 Bg7+-) 61...Ke7? (61...h5 62.Rg5+-) 62.Rc6 (better 62.Ke5 h5 63.Ra6+-) 62...Kf7 (62...Bg7+-) 63.f6 Kg6 64.Rc8 Kf7 (64...Bd6 65.Kd5 Kf6 66.Kd6 c4 67.Rc4 Kf5+-) 65.Kf5 h5 (65...c4 66.Rd8 h5 67.Rd7 Be7 68.Re7 Kf8 69.Rb7 h4 70.Kg6 Ke8 71.f7 Kf8 72.Kf6 c3 73.Rb8) 66.Rc7 Ke8 67.Ke6 Kd8 68.Rf7 Bh6 69.Rh7 Be3 (69...c4 70.Rh6 c3 71.Rh5 Kc8 72.f7 Kb7 73.f8Q Kb6 74.Qb4 Kc7 75.Rc5 Kd8 76.Qb8) 70.f7 (70.f7 Bh6 71.Rh6 Kc7 72.Kd5 h4 73.f8Q c4 74.Qg7 Kd8 75.Rh8) 1–0. DEFFM – GuestPNGV,, 2019.

4.e3 Bb7 5.Nf3 Nd7 6.d4 Ngf6= 7.Be2 g6 8.c4 a5 9.b5 Bg7 10.Nc3 0-0 11.0-0 Ne4 (11...e5 12.Qc2=) 12.Ne4 Be4 13.Ng5 Bb7 14.Bf3 Bf3 15.Nf3 (15.Qf3 e5 16.Ne4 Re8=) 15...e5 16.de5 Ne5 17.Ne5 Be5 18.Qc2 Qf6 19.Be5 Qe5 20.Rad1 Rae8 21.Rd5 Qe4 22.Qc3 f5 23.Rd4 Qe5 24.Qb3 Kg7 25.Rfd1 Qf6 26.g3 Re5 27.Qd3 Rfe8 28.h4 Re4 29.Re4 Re4 (29...fe4 30.Qd5=+) 30.Qd5 (30.Qc2 Rg4=) 30...Qe6 (30...Qc3 31.Rd4 Qa1 32.Kg2=) 31.Qc6? (better 31.Qe6 Re6 32.Kf1=) 31…Rc4–+ (31...Rc4 32.Qb7 Qe4 33.Qe4 fe4–+ (33...Re4?! 34.Rc1–/+)) 0–1. GuestCJVL – GuestXSHM,, 2019.

3.a4 c6

4.e3 Bd7 5.c4 e6 6.Qb3 Nf6 7.b5 (7.d4 a5=) 7...ab5 8.ab5 Ra1 9.Ba1 cb5 10.cb5 Be7 11.Nf3 0-0 12.Be2 Qb6 13.0-0 Nc6 14.d4 Na5 15.Qa4 Ra8 16.Nbd2 d5 17.Bc3 Bd8 (17...Ra7 18.Rc1=) 18.Ra1 (18.Nb3 Qa7 19.Ra1 b6+/–) 18...Ne8 (better is 18...Ra7 19.Ne5 Nc6 20.Nd7 Nd7+=) 19.Nb3?? (better is 19.Bb4+=) 19...Nd6?? (better is 19...Nb3 20.Qa8 Na1 21.Qa1 Bb5–/+) 20.Na5 Nc4? 21.Bc4 dc4 22.Qc2 Bb5 23.Qb2 Qa6 24.Qb4 b6 25.Nc4?? Qa1+= 26.Ba1 Ra1 27.Ne1 Bc4 28.f3 b5=+ 29.Kf2?? g6 30.Nc2= Ra2 31.Qc3?? Bh4 32.g3?? Be7?? 33.e4?? f6?? 34.Ke3 Kf7 35.Kf4?? h5 36.h4–+ Ra6?? 37.e5 fe5 38.de5+= Rc6 39.Nd4 Rc5 40.Qb2 Bd3 41.Ke3 Bf5? 42.Nf5 ef5 43.f4 Rd5? 44.Qb3 Ke6 45.Qa2 Bc5 46.Ke2 b4 47.Qa6 Ke7 48.Qg6 b3 49.Qf5 Kd8 50.Qf6 Kc7 51.e6 Rd4 52.Qf7 (52.Qf7 Kc6 53.Qe8 Kd5 54.Qh5 Kc4 55.Qf5+-) 1–0. carocan (1825) – hasa06, kurnik, 2011.

4.g3 d5 5.Bg2 Nd7 6.Nc3 e5 7.b5 ab5 8.ab5 Ra1 9.Qa1 g6 10.bc6 bc6 11.Nd1 Bg7 12.f4 Ne7 13.fe5 Be5?? (better is 13...0-0+=) 14.Be5+- Ne5 15.Qe5 0-0 16.Nf3 Nf5 Black plans d4 17.g4 Re8 18.Qc3 (18.gf5?! Re5 19.Ne5 Qh4 20.Nf2 Qa4+=) 18...d4? (18...Nh4 19.Bh3 Ba6+-) 19.Qc6 Bd7 20.Qc4 Be6 21.Qd3 Ne7 22.Qd4 Qd4 23.Nd4 Bg4 24.h3 Bd7 25.0-0 Rc8 26.c3 Nf5 27.Nf5 Bf5 28.e4 Be6 29.Ne3 Bd7 30.Nd5 Bb5 31.Rb1 Bd3 32.Rb6 Ra8 33.Kf2 Ra2 34.Ke3 Bc4 35.Nf6 Kg7 36.Rd6 Be6 37.Ng4 Ra1 38.Nf2 Rg1 39.Bf3 Rf1 40.Ke2 Ra1 41.d3 h6 42.c4 Ra2 43.Ke3 Ra1 44.d4 Re1 45.Kd2 Rf1 46.Ke3 Bc4?? 47.Be2 Be2 48.Ke2 Ra1 49.e5 Ra2 50.Kf3 Ra3 51.Kg2 h5 52.Rd7 Re3 53.Rc7 h4 54.Rc5 Re4 55.Ne4 Kf8 56.Kf3 Kg7 57.Kg4 Kf8 58.Kh4 Kg7 59.Kg5 Kf8 60.Nf6 Kg7 61.Rc7 Kf8 62.Nd5 Kg7 63.e6 Kf8 64.e7 Ke8 65.Nf6# 1–0. wk1234 – dzio2, kurnik, 2012.

3.a4 e5

4.b5 a5 5.e3 b6 6.Nf3 Bb7 7.Be2 Be7 8.0-0 h6 (8...Nf6 9.c4+=) 9.c4 Nf6 10.d4 Nbd7 (10...ed4 11.Nd4 Nbd7 12.Nf5+=) 11.de5+- de5 12.Ne5 Ne5 13.Be5 Qd1 (13...Bd6 14.Bd6 Qd6 15.Qd6 cd6 16.Rd1+-) 14.Rd1+- Rc8 15.Nc3 0-0 16.Nd5 Bd5 (16...Nd5 17.cd5 (17.Rd5?! Bd5 18.cd5 Bd6=) 17...Bd6 18.Bb2+-) 17.cd5 (17.Rd5?! Nd5 18.cd5 Bd6=) 17...Nd7 18.Bg3 (18.Bd4 Nc5+-) 18...Bd6+- 19.Bd6 cd6 20.Bg4 (20.Rac1 Rc5+-) 20...Rfd8 (20...f5!? 21.Bh5 Nc5+-) 21.Rac1 Rc1 22.Rc1 Nc5 23.Rc4 g6 24.f3 (better 24.h4!?+-) 24...f5+= 25.Bh3 Kg7 (25...Re8 26.Kf2+=) 26.e4 (26.g4!? Re8 27.Kf2+- (27.gf5?! Re3 28.Kf2 Rd3=)) 26...fe4+= 27.fe4 Re8 28.Be6 Kf6 29.Kf1 (29.Kf2 Ke5 30.Ke3 Rf8=) 29...Ne6 (29...Ke5 30.Ke1=) 30.de6 Re6 31.Rc6 Re4 32.Rb6? (32.Rd6 Kf5=) 32...Rd4 (better 32...Ke5-/+) 33.Ra6= Ra4 34.Rd6 Kf5 35.Rb6 (35.b6 Rb4=) 35...Rb4=+ 36.Rb8 a4 37.b6 a3 (37...Ke6 38.b7 Kd6 39.Ra8=) 38.Ra8 Rb1 39.Kf2 Rb2 40.Ke3 a2 (40...Rg2?? A) 41.Ra3?! Rb2= (41...Rh2? 42.Ra5 Kg4 43.Ra4 Kf5 44.Rb4 Rh3 45.Ke2 Rh2 46.Kd3 Rh3 47.Kd4+-); B) 41.b7 Rb2 42.b8Q Rb8 43.Rb8+-; 40...Rb6?! 41.Ra5 Kf6 42.Ra3=) 41.Kd3 Rb6 (worse 41...Rg2 42.Kc3 Rg1 43.Ra2 Rc1 44.Rc2+-) 42.Ra2 h5 43.Ke3 Re6 44.Kf3 Kg5 45.Ra5 Kh6 46.h3 Rf6 47.Kg3 g5 48.Kh2 h4 49.Re5 (49.Ra2 Kh5=) 49...Kg6 50.Re2 Rd6 51.Kg1 Kf5 52.Kf2 Rd3 53.Rc2 Rd5 54.Ke3 Re5 55.Kf3 Kg6 (55...Rb5 56.g4 hg3 57.Kg3 Rb3 58.Kg2=) 56.Rc4 Kh5 57.Rc8 Rf5 58.Ke3 Rf6 59.Ke4 (59.Rd8!?=) 59...Rf2=+ 60.Rh8 Kg6 61.Rg8 Kh6 62.Rh8 Kg7 63.Rh5 (better 63.Rb8-/+) 63...Rg2 (better 63...Kg6 64.Rh8 Rg2 65.Rg8 Kf6 66.Rf8 Kg7-/+) 64.Kf3?? (better 64.Kf5=) 64...Rg3-+ 65.Kf2 Kg6 (65...Rh3?! 66.Rg5 Kh6 67.Rg8-/+) 66.Rh8 Rh3 67.Rg8 Kh6 (67...Kf5 68.Kg1-+) 68.Rh8 Kg7 69.Rh5 Rg3 70.Kf1 Kf6 71.Rh6 Kf5 72.Rh7 Kg4 73.Rf7 (73.Rb7 Kh3 74.Rb2 g4-+) 73...Kh3 (better 73...Rf3 74.Ke2 Rf7 75.Kd3 h3 76.Kc4 h2 77.Kb5 h1Q 78.Kc5 Rc7 79.Kd6 Qh7 80.Kd5 Qd3 81.Ke6 Rd7 82.Ke5 Qf5) 74.Rf2 Ra3 75.Rf5 g4 76.Rf2 (76.Ke2-+) 76...g3 77.Rg2 Ra1 78.Ke2 Ra2 79.Kf3 Rg2 80.Kf4 (80.Ke3 Rb2 81.Kd4 g2 82.Kc5 g1Q 83.Kd5 Qd1 84.Ke4 Re2 85.Kf5 Qd7 86.Kg5 Qe6 87.Kf4 Qf6) 80...Rf2 (80...Re2 81.Kf5 g2 82.Kg6 g1Q 83.Kf6 Qf1 84.Kg6 Rg2 85.Kh6 Qf6 86.Kh5 Qg6) 81.Ke3 Rf1 82.Ke2 (82.Kd4 g2 83.Kd3 g1Q 84.Ke4 Qg4 85.Ke5 Rf5 86.Kd6 Qg6 87.Kd7 Rf7 88.Kd8 Qg8) 82...g2 83.Ke3 g1Q 84.Ke2 (84.Ke4 Qg4 85.Ke5 Rf5 86.Kd6 Qg6 87.Kd7 Rf7 88.Kd8 Qg8) 84...Qf2 (84...Rd1 85.Kf3 Re1 86.Kf4 Qg4) 85.Kd3 ½-½. AhmedSultanov (1810) - dane (1795),, 2019.

4.c4 Be6 5.e3 f5 6.Nf3 Nd7 7.d4 (7.Nc3 Nh6 8.a5 Be7 9.Be2 0-0 10.0-0) 7...e4 (7...Nh6 8.Nc3 Be7 9.Be2 a5 10.de5) 8.Nfd2 (8.d5 Bf7 9.Nd4 Nh6+= (9...Ne5 10.Nf5) 10.Ne6) 8...Ngf6= 9.Nc3 Be7 10.Be2 c6 11.0-0 0-0 12.b5 d5 (12...Qc7 13.Qc2=) 13.Qb3 Qe8 (13...Bf7 14.Rfc1=) 14.Ba3+/= ab5 (14...Bf7 15.Be7 Qe7 16.c5+=) 15.ab5 Ba3 16.Ra3 Qe7 (16...dc4 17.Bc4 Ra3 18.Be6 Kh8 19.Qa3 Qe6 20.bc6 bc6 21.Rc1+=) 17.Rfa1 (17.Ra8 Ra8 18.bc6 bc6+/–) 17...Rab8 18.Ra7 Ng4 19.Nf1 Qh4 20.g3+/– Qh3 21.cd5+- cd5 22.Bg4 fg4 23.Ne4+/– Qh6 24.Nc3 Nb6 25.Na4 Nc4 26.Nc5+/= Bf5 27.Rb7+/– Rb7 28.Nb7 Be4? 29.Nc5+- Bf3 30.Nd3?? Qh3–+ 31.Ne1 Be2?? 32.Nd3?? Bf1–+ 33.Rf1 Qf1!! 34.Kf1 Nd2 35.Ke2 Nb3 0–1. Dombrowsky,Michael – Aguilar,Romulo, American op, 1974.

4.g3 Nf6 5.Bg2 h6 6.Nf3 Be7 7.0-0 0-0 8.d3 c6 9.c4 Be6 10.b5 ab5 11.cb5 cb5 12.ab5 Ra1 13.Ba1 Nbd7 14.Nfd2 b6 15.Nc3 Nc5 16.Nc4 Qc7 17.Qc2 Bc4 (better is 17...d5!? 18.Ne3 Rd8=+) 18.dc4+= Rd8 19.Bc6 Nh7? (better is 19...Rc8+=) 20.Nd5+- Qa7 21.Bb2 Bf6 22.Ra1 Qb8 23.Ra8 Qa8 24.Ba8 Ra8 25.Nb6 Ra2 26.Qb1 Ra7 27.Nd5 Nf8 28.Nf6 gf6 29.Qf5 Nfd7 30.Kg2 Ra4 31.Qg4 Kh7 32.Bc1 e4 33.Be3 Rc4 34.Bc5 Ne5 35.Qf5 Kg7 36.Bd6 Ng6 37.b6 Rc6 38.Bc7 1–0. rryy44 – lopi222, kurnik, 2012.

3.a4 e6

4.c4 b6 5.b5 (better 5.Nf3=) 5...Be7?? (5...Nf6 6.e3=) 6.e3?? (6.Bg7!? Bf6 7.Bh8 Bh8+-) 6...ab5?? (6...Nf6 7.d4=) 7.ab5 (better 7.Bg7 Bf6 8.Bh8 Bh8 9.d4 bc4 10.Bc4+-) 7...Bd7?? (better 7...Ra1 8.Ba1 Nf6=) 8.Ra8+- Bc8 (8...Nf6+-) 9.Rb8 (9.Bg7 Bb7 10.Ra7 Bg2 11.Bg2 Bf6 12.Bh8 Bh8+-) 9...Qd7 (9...Nf6 10.Bf6 Bf6 11.d4+-) 10.Be2 (better 10.Bg7 Bf6 11.Bh8 Bh8+-) 10...Nf6 11.Bf3 0-0 12.Bc6 Qd8 13.Nf3 d5 14.0-0 (14.Bf6 Bf6 15.cd5 Qe7+-) 14...dc4 15.Qc2 (15.Ne5 Bc5+-) 15...Nd5 (15...Qd3 16.Qd3 cd3 17.Ne5+-) 16.Qc4 Qd6 (16...Bd6 17.Qd4 Qf6 18.Qf6 gf6 19.Bd5 ed5 20.Bf6+-) 17.Ba3 (better 17.Be5 Qc5 18.Qc5 bc5 19.Nc3+-) 17...Qa3 (17...Qd8+-) 18.Na3 Ba3 19.Ne5 (better 19.Bd5 ed5 20.Qc7 Bg4+-) 19...Bc5 20.d4 (20.Bd5!? ed5 21.Qd5 Be6 22.Rf8 Bf8+-) 20...Bd6 21.Bd5 ed5 22.Qd5 Be5 23.de5 Be6 24.Qa8 (24.Rf8 Kf8 25.Qd8) 24...Rb8 (24...g6 25.Rf8 Kg7 26.Rh8 Kh6 27.Qf8 Kh5 28.Rh7 Kg4 29.Qh6 c5 30.Qf4) 25.Qb8 Bc8 26.Qc8 1-0. BeepBeepImAJeep (2755) - A3Gambit (1635),, 2017.

4.e3 h6 5.Nf3 Nd7 6.d4 (6.c4 Ngf6+=) 6...b6 (6...d5!?=) 7.d5+= e5 8.Bc4 (8.Nc3 Bb7+=) 8...Bb7 (8...Ngf6 9.Nc3+=) 9.0-0 (9.Nc3 Ngf6+=) 9...Qe7 (9...Ngf6!?+=) 10.Nc3+- g5 (10...Ngf6 11.Re1+-) 11.Re1 g4 (11...Qd8!?+-) 12.Nd4!+- ed4? (better 12...Qh4 13.Nf5 Qg5+-) 13.ed4 Ne5 14.de5 de5 15.Qg4 Bc8 (15...Nf6 16.Qf5 Nd7+-) 16.Qg3 f6 17.Ne4 Bf5 (17...Kd8+-) 18.Nf6! Qf6 (18...Qf6 19.Be5 Double attack (19.Be5 Decoy); 18...Nf6 19.Qe5 Double attack (19.Qe5 Decoy)) 19.Be5 Qg5 (19...Qg6 20.Bh8 Kd8+-) 20.Bf6 (20.Bf6 Ne7 21.Bg5 hg5 22.Qe5+-) 1–0. DEFFM – GuestFPFK,, 2019.

3.c4 b5

4.cb5 ab5 5.e3 c6 6.a4 Bb7 7.ab5 cb5 8.Ra8 Ba8 9.Nf3 Qb6 10.Nc3 f6 11.Be2 e5 12.0-0 Ne7 13.Qb3 Nd7 14.Ra1 Bf3 15.Bf3 d5 16.Ra8 Kf7 17.d4 e4 18.Be2 g5 19.Bh5 Kg7 20.Bg4 Nb8 21.h3 h5 22.Be2 g4 23.Nd5 gh3 24.gh3 Qb7 25.Ne7 Qa8 26.Qg8 Rg8 27.Ng8 Kg8 28.Bh5 Qa2 0–1. rom49szachy – polglup, kurnik, 2012.

4.e3 c6 5.cb5 ab5 6.a4 Ra4 7.Ra4 ba4 8.Qa4 e5 9.d4 Qb6 10.Qa5 Qa5 11.ba5 f6 12.e4 d5 13.ed5 Bb4 14.Bc3 Bc3 15.Nc3 ed4 16.Ne4 Ne7 17.d6 Nf5 18.Nf3 Ba6 (18...Kf7 19.Bc4 Be6=) 19.g4+- Bf1 20.Rf1 (20.gf5? Bg2 21.Rg1 Bf3–+) 20...0-0? (better is 20...Nh6+-) 21.gf5 Re8 22.Kd2 Re4 23.a6! (23.a6 Nd7 24.a7+-) 1–0. Clay56 – donny60,, 2011.

3.c4 c5

4.b5 ab5 5.cb5 Qb6 (5...Nf6 6.Nf3=+ (6.Nc3 Nbd7 7.Nf3 g6 8.g3 Bh6 9.Bg2 Nb6) 6...Nbd7 7.e3 e5 8.Nc3 d5 9.Qc2 Bd6; 5...Nd7 6.e3 Ngf6 7.Nc3 d5 8.Nf3 e5 9.a4 e4) 6.a4 (6.e4 e5= (6...Nf6 7.Nc3 Be6 8.Nf3 Nbd7 9.Be2 g6) 7.Nc3 Nf6 8.Bc4 Be6 9.Be6 fe6; 6.Nc3 Nf6 7.e4 Nbd7 8.Nf3 Ne5 9.Ne5 de5) 6...Nd7 (6...e5 7.e3=+ (7.Na3 Be6 8.Qc2 Nf6 9.Nf3 Nbd7) 7...Nf6 8.Nc3 d5 9.Qc2 Be7; 6...Nf6 7.Nf3 Bf5 8.Nc3 Nbd7 9.h3 h5) 7.Nf3 (7.e3 e5= (7...Ngf6 8.Nf3 d5 9.Nc3 e6) 8.Bc4 Ngf6 9.Nc3 Qc7) 7...h6 (7...Ngf6 8.d4= (8.Nc3 d5 9.e3 e6) 8...cd4 9.Bd4 Nc5) 8.g3 (8.e3 d5= (8...Ngf6 9.Nc3 d5) 9.Be2 Ngf6) 8...Ngf6 9.Bg2 (9.d4 cd4= (9...c4=); 9.Nc3 d5) 9...Ng4 (9...e5 10.0-0=; 9...c4=) 10.0-0 (10.Nc3 Ngf6=) 10...e5 11.Nc3 (better 11.d3=) 11...Ndf6 (better 11...Ngf6!?=) 12.h3+- h5 (12...e4!? 13.Nh4 Ne5+-) 13.hg4+- hg4 14.Ng5 Be6? (better 14...d5+-) 15.Ne6 fe6 16.a5! Qc7 (16...Ra5 17.Ra5 Combination) 17.b6 Qc8 (17...Qf7 18.Nb5 Qh5 19.Nc7 Kf7 20.Re1+-) 18.a6! Ra6 (18...Ra6 19.Ra6 Combination; 18...ba6 19.Ba8 Pinning (19.Ba8 Deflection; 19.b7 Passed pawn)) 19.Ra6 ba6 20.Qb3 (better 20.Qa4 Kf7 21.Ra1+-) 20...d5 (20...Ke7+-) 21.b7 Qb8 22.Nd5! Nd5 (22...ed5 23.Qa4 Double attack; 22...Nd5 23.Qc4 Double attack (23.Qc4 Decoy)) 23.Be5! Nc7 (23...Qe5 24.b8Q Double attack (24.b8Q Decoy)) 24.Qb6 Nd5 25.Qe6 Be7 26.Bb8 (26.Bb8 Nb6 27.Bd6 Rh1 28.Kh1 Kf8 29.b8Q Nc8 30.Qbc8) 1–0. Janek – Yusus, internet free game, 2017.

4.b5 Nd7 5.Na3 Ngf6 (5...Qc7 6.Nf3 Ngf6 7.g3 Qa5 8.Bg2 Nb6 9.ba6 Ra6) 6.Nf3 Qa5 7.e3 Ne5 8.Ne5 de5 9.Qc2 g6.

4.b5 Nd7 5.a4 a5 6.e3= Ngf6 7.Nf3 g6 8.Be2 Bg7 9.0-0 0-0 10.Nc3 (10.d3 Nb6+=) 10...Nb6 11.d3 e6 (11...Bf5 12.e4 Bg4 13.Qc2+=) 12.Qc2 (12.d4 cd4 13.ed4 Qc7+=) 12...Qc7 (12...Qc7 13.Ne4 Ne4 14.Bg7 Kg7 15.de4 e5+=; Better is 12...e5+=) 13.Rad1 d5 14.cd5 ed5 15.Rc1 Be6 16.d4 c4 17.Rfe1 Bf5 18.Qd1 Rac8 19.Nh4 Qd7 20.Ba3 Rfe8 21.Bc5 Na8 22.Nf5 Qf5 23.Bf3 b6 24.Ba3 Nc7 25.Bd6 Qd7 26.Be5 Qd8 27.Bf6 Bf6 28.e4 de4 29.Ne4 Qd4 30.Qd4 Bd4 31.Rc4 Ne6 32.Rec1 Rc4 33.Rc4 Rd8 34.h3 Be5 35.g3 Rd3 36.Bg2 f5 (37.Bf1 Ra3=) =. Acevedo,Daiana – Araujo,Yesmar, Mendoza, 2002.

4.b5 Nd7 5.a4 e5 6.Nc3 =.

4.b5 Nd7 5.ba6 ba6 6.Nc3 Ngf6 =.

4.b5 Nd7 5.Nc3 Ne5 (5...ab5 6.Nb5 Nb6 7.Qc2 Na4 8.Ba3 g6 9.Nf3 Bg7) 6.Qb3 Nf6 7.Nf3 Bf5 8.Ne5 de5 9.g3 h5.

4.b5 Nd7 5.e3 ab5 (5...Ne5 6.Nc3 Be6 7.Qb3 ab5 8.Nb5 Nf6 9.f4 Nc6) 6.cb5 e5 7.Nc3 Ngf6 8.e4 Be7 9.Nf3 0-0.

4.b5 Bf5 A) 5.Nc3 Nf6 (5...ab5 6.cb5 Nf6 7.e3 e5 8.a4 Be7 9.Nge2 Nbd7) 6.a4 Nbd7 7.Nf3 Ne5 8.Ne5 de5 9.g3 Qd7; B) 5.Nf3 ab5 (5...Nf6 6.Nc3 ab5 7.cb5 Nbd7 8.a4 b6 9.g3 d5) 6.cb5 Nf6 7.Nc3 Nbd7 8.a4 b6 9.g3 d5; C) 5.e3 ab5 (5...Nf6 6.Nc3 ab5 7.cb5 e5 8.Nf3 Be7 9.Nh4 Be6) 6.cb5 Nf6 7.Nc3 g6 8.Be2 Bg7 9.g4 Be6.

4.b5 Nf6 A) 5.Nc3 Bf5 (5...ab5 6.cb5 g6 7.Nf3 Bg7 8.g3 Nbd7 9.Bg2 0-0) 6.Qa4 Nbd7 7.Nf3 Nb6 8.Qb3 ab5 9.Qb5 Bd7; B) 5.Na3 ab5 (5...Bf5 6.Nf3 Nbd7 7.Qb3 Qc7 8.g3 g6 9.Bg2 Bh6) 6.Nb5 Nc6 7.Nf3 Bf5 8.d3 g6 9.e4 Bd7; C) 5.Nf3 Bf5 (5...ab5 6.cb5 g6 7.Nc3 Bg7 8.g3 0-0 9.Bg2 Nbd7) 6.Qa4 Nbd7 7.Nc3 ab5 8.Qb5 Ra6 9.Qb3 h5.

4.bc5 dc5 5.g3 Nc6=.

3.c4 c6

4.e3 Nd7 5.Nf3 b6 6.b5 ab5 7.cb5 c5 8.d4 Bb7 9.dc5 Nc5 10.Be2 Nf6 11.0-0 e5 12.Nc3 Nfe4 13.Ne4 Be4 14.Bc4 d5 15.Be2 d4 16.Ne5 Bd6 17.Bd4 Be5 18.Be5 Qg5 19.Bg3 0-0 20.Bf3 Bf3 21.Qf3 Nd3 22.Qc6 Rac8 23.Qb6 Rc2 24.a4 f5 25.Qe6 Rf7 26.Qd5 Rd2 27.Qc4 f4 28.ef4 Nf4 0–1. thecat74 – bartegm, kurnik, 2012.

4.e3 Nf6 5.Nf3 (5.d4 Bf5=) 5...Bg4 (5...e5 6.d4 e4 7.Nfd2=) 6.h3 Bh5 7.Be2 d5 8.Qb3 e6 9.c5 Nbd7 10.a4 Bf3=+ 11.Bf3 b6 12.d4 Rb8 13.Qc2 a5 14.b5 Qc8 15.bc6 Qc6=+ 16.Bc3 bc5 17.Ba5 Qa8 18.Bc3 Be7 19.dc5= 0-0 20.0-0 Rfc8 21.Rc1 Rc5 22.Na3 Ne5=+ 23.Be5 Rc2–/+ 24.Rc2 Rb4 25.Rac1 Bf8 26.Rc8 Qa4 27.Bd1 Qa6–+ 28.Rd8 Ne4?? 29.Rcc8+- h6?? 30.Rf8 Kh7 31.Bh5 1–0. Lee,Shuman – Kessel,Rolf, internet, 1998.

3.c4 e5

4.d4 =.

4.e3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 a6).

4.Nf3 =.

3.c4 e6

4.e3 Nd7 5.Nf3 h6 6.Be2 c5 7.a3 Ngf6 8.d3 Qc7 9.Nbd2 e5 10.0-0 Be7 11.h3 (11.Nh4 Nb8+=) 11...g5 (11...0-0 12.d4 cd4 13.ed4=) 12.Qc2 Nf8 (12...Rg8 13.bc5 dc5 14.Qa4+=) 13.Nh2 (13.bc5!? g4 14.hg4 Bg4 15.cd6 Bd6 16.c5 Qc5 17.Qc5 Bc5 18.Be5+-) 13...Ng6 14.Qd1 Be6 15.Ng4 Ng4 16.Bg4 Bg4 17.Qg4 h5 18.Qf5 Nh4 19.Qe4 f5 20.Qd5 0-0-0?? (better 20...cb4 21.ab4 Qc6=) 21.g3+- Rhg8 22.gh4 gh4 (22...g4 23.Qf7+-) 23.Kh2 Rdf8 (23...Qc6 24.Qc6 bc6 25.bc5+-) 24.Rg1 Rg1 25.Rg1 e4 (25...cb4 26.ab4 f4 27.Rg8 fe3 28.Rf8 Bf8 29.fe3+-) 26.Rg8 (better 26.Bg7 Rd8 27.Qf5 Qd7 28.Qd7 Kd7 29.Ne4 Rg8+-) 26...ed3 (26...Rg8 27.Qg8 Kd7+-) 27.Rf8 Bf8 28.Qf5 Kb8 29.Qf8 Ka7 30.Qf4 cb4 (30...Qd7 31.e4+-) 31.Bd4 b6 32.ab4 1–0. GuestQWHN – happyvutter,, 2017.

4.e3 Nf6 5.Nf3 Be7 6.Be2 Bd7 7.a4 (7.0-0 0-0=) 7...0-0 (7...d5 8.Qb3=+) 8.0-0= b6 (8...d5 9.b5=) 9.d4 a5 (9...d5 10.cd5 Bb4 11.de6 Be6 12.Qc2=) 10.b5+= c5 (10...d5 11.Ba3+=) 11.Nbd2 (11.dc5 dc5 12.Qc2 Qc7+/–) 11...Bc8 12.Rc1 (12.dc5 dc5 13.Qc2 Nbd7+=) 12...Bb7 13.Qc2 d5 (13...Nbd7 14.Bd3+=) 14.Bd3 (14.dc5 Bc5 15.Ng5 Nbd7+/–) 14...g6 (14...dc4 15.Nc4 Bf3 16.gf3+=) 15.Rfd1 (15.dc5 Bc5 16.Rfd1 Nbd7+/–) 15...Nbd7 16.Be2 (16.cd5 Nd5 17.e4 Nb4+=) 16...Ne4 (better is 16...cd4!? 17.Bd4 Rc8+=) 17.Ne4 de4 18.Nd2 (18.dc5!? ef3 19.c6 Bc6 20.bc6 fe2 21.Rd7 Qe8 22.Qe2 Rc8+-) 18...f5 (18...cd4 19.ed4 (19.Ne4?! f5 20.Nd2 de3=) 19...f5 20.Qb3+/–) 19.Nb3 Qc7 20.dc5 Nc5 21.Nc5 bc5 22.Rd2 Rad8 23.Rcd1 Rd2 24.Rd2 Bc8 (24...e5 25.Qd1 Bc8 26.Rd5+-) 25.Bc3 Kf7 (25...Bb7 26.Qd1 Bc8 27.Qb3+/–) 26.Qb2 Qb6 ½–½. Labahn,Wolfgang – Filor, Espelkamp, 1982.

3.c4 Nf6

4.Nf3 e5 5.Nc3 Be7 6.g3 Nc6 7.a3 Be6 8.d3 Qc8 9.Bg2 Bh3 10.0-0 Bg2 11.Kg2 0-0 12.Nd5 Bd8 13.Qc2 White prepares the advance c5 13...Qe6 14.e4 Ne7 (14...h5 15.Rae1+-) 15.Nf6+- Qf6 16.d4 White intends c5 16...Ng6 17.c5 Re8 18.c6 b6 19.Rad1 a5 20.de5 de5 21.b5 Be7 22.Qc4 Bd6 23.h4 Qe7 (23...Qe6 24.Qe6 Re6 25.a4+-) 24.h5 Nf8 25.Rd5 Kh8? (better 25...Ne6!?+-) 26.Ne5+- f6 (26...Kg8 27.h6! Be5 28.Re5+- (28.Be5?! gh6 29.Re1 Rad8+-)) 27.Rd6! cd6 (27...cd6 28.Nf7 Double attack (28.Nf7 Decoy); 27...Qd6 28.Nf7 Mate attack) 28.Nf7 Kg8 29.Nh6 Kh8 30.Qg8 1–0. Pierre – Guestvathl, internet, 2020.

4.Nf3 Bf5 5.d3 e5 6.g3 h6 7.Bg2 Nc6 8.a3 Bd7 9.0-0 Be7 10.Nbd2 Na7 11.Rc1 Bc6 12.Nh4 Bg2 13.Kg2 Qd7 14.e4 0-0-0 15.Nf5 g6 16.Ne7 Qe7 17.b5 a5 18.a4 b6 19.Re1 Nd7 20.Nf1 f5 21.Ne3 Rdf8 22.Nd5 Qf7 23.f3 g5 24.Qe2 f4 25.g4?? h5= 26.h3 hg4 27.hg4 Rh4 28.Rh1 Rfh8 29.Rh4= Rh4 30.Rh1 Qh7 31.Rh4+= Qh4 32.Ba3 Qg3= 33.Kf1 Kd8 34.Qf2 Qh3 35.Qg2 Qg2 36.Kg2 Nc8 0–1. carrafurca (2160) – zekota (2135), net–, 2008.

3.c4 h6

4.e3 Nd7 5.Nf3 e5 6.Be2 b6 7.a4 Bb7 8.b5 ab5 9.cb5 Nc5 10.0-0 g6 11.d4 ed4 12.ed4 Nd7 13.d5 f6 14.Nc3 Bg7 15.Nd4 Ne7 16.Nc6 Bc6 17.dc6 Nb8 18.Nd5 0-0 19.Bc4 Kh7 20.Qf3 Nd5 21.Rad1 Ne7 22.Rfe1 Ra4 23.Re3 Rc4 0–1. thecat74 – forsajti, kurnik, 2012.

4.Nf3 Be6 5.e4 c6 6.d4 Nd7 7.Be2 Ndf6 8.Nc3 Qb6 9.a3 a5 10.b5 c5 11.d5 Bg4 12.0-0 Bf3 13.Bf3 0-0-0 14.Re1 g5 15.e5 Nd7 16.Na4 Qa7 17.e6 fe6 18.Bh8 Ngf6 19.de6 Nb6 20.Nb6 Qb6 21.Bf6 ef6 22.e7 Be7 23.Re7 Rd7 24.Rd7 Kd7 25.Qd5 h5 26.Bh5 Qd8 27.Re1 Kc8 28.Qf7 1–0. fjanusz52 – ryszardls1950, kurnik, 2012.

3.e3 b5

4.a4 ba4 5.Ra4 Bd7=.

4.c4 bc4 5.Bc4 Bb7 6.Nf3 e6 7.0-0 Nd7 8.d4 (8.a3 c5+=) 8...Ngf6 (8...Bf3 9.Qf3 (worse is 9.gf3 d5 10.Bd3 Bb4–/+) 9...d5 10.Bd3 Bb4 11.Rc1=) 9.Nbd2 (9.a3 c5+=) 9...g6 (9...d5 10.Bd3 Bb4 11.Qb3+=) 10.a4 (10.Bd3 Nd5 11.a3 Bg7+/–) 10...Bg7 (10...d5!? 11.Bd3 Bb4=) 11.Qb3 0-0 12.b5 Rb8 13.Rfc1 Nb6 (13...c5 14.bc6 Bc6 15.Qc2+=) 14.Be2 Ne4 15.Ne4 Be4 16.ba6 Nd5 17.Qa3 Nb4 18.Qc3 (18.Ne1 Qe7+/–) 18...c5 19.Qd2 Qb6? (better is 19...Nd5+=) 20.dc5+- dc5 21.Bg7 Kg7 22.Qc3 Kg8 23.Qc5 Qd8 24.Qd4 Bd5 25.Bb5 Rc8?? 26.Qb4 Rc1 27.Rc1 Bf3 28.gf3 Qd5 29.Qe4 Qd2 30.Rc7 Qe1 31.Kg2 Qa5 32.Rb7 Qd8 33.a7 Qa8 34.h4 h5 35.Qc6 Kg7 36.Qc7 Rc8 37.Qf7 Kh6 38.Qg7# 1–0. orangutandu – piard56, kurnik, 2012.

4.c4 c6 5.a4 Bb7 6.cb5 cb5 7.ab5 ab5 8.Bb5 Nd7 9.Ra8 Ba8 10.Nf3 Ngf6 11.0-0 g6 12.Qb3 Bg7 13.d4 0-0 14.Nbd2 Nb6 15.Ra1 Nbd5 16.Bc4 Nb6 17.Be2 Bd5 18.Qd3 Qc8 19.e4 Bb7 20.d5 Qd7 21.h3 Na4 22.Bd4 e5 23.de6 fe6 24.b5 Nc5 25.Bc5 dc5 26.Qc4 Ne4 27.Ra7 Nd2 28.Nd2 Qd5 29.Rb7 Qb7 30.Qc5 Rc8 31.Qd6 Rc1 32.Kh2 Qc7 33.Ne4 Be5 34.Qe5 Qe5 35.Ng3 Rc2 36.Bd3 Rf2 37.b6 Rd2 38.Be4 Rd4 39.Bf3 Qb8 40.b7 Rb4 41.Bg4 Kf7 42.Bf3 Rb7 43.h4 Rb3 44.h5 Rf3 45.gf3 Qg3 46.Kg3 gh5 47.Kf4 Kg6 48.Ke5 Kg5 49.f4 Kg6 50.Ke6 h4 51.f5 Kg7 52.Ke7 h3 53.f6 Kg6 54.f7 h2 55.f8Q h1Q 56.Qg8 Kh6 57.Qe6 Kh5 58.Qf5 Kh6 59.Qf4 Kh5 60.Qe5 Kh6 61.Qf6 Kh5 62.Qf7 Kh6 63.Qf8 Kh5 64.Kf6 Qf1 65.Kg7 Qf8 66.Kf8 Kg5 67.Ke7 h5 68.Kd6 h4 69.Ke5 h3 70.Ke4 h2 71.Kf3 h1Q 72.Kg3 Qh4 73.Kf3 Kf5 74.Ke3 Qe4 75.Kd2 Qf3 76.Kc2 Ke4 77.Kd2 Qd3 78.Kc1 Qe2 79.Kb1 Kd3 80.Ka1 Kc3 81.Kb1 Qb2 0–1. barska59 – rumaniaana, kurnik, 2012.

4.d4 h6 (4...d5 5.a4 ba4 6.c4=) 5.a4+= c6 (5...ba4 6.Nf3+=) 6.Nc3 (6.ab5 Qb6+/–) 6...g5 (6...Bb7!?+=) 7.h4 (7.ab5 Bg7+-) 7...g4 (7...ba4 8.hg5 Bg7 9.gh6 Rh6 10.Rh6 Nh6 11.Nf3+/–) 8.ab5+- cb5 (8...Nf6 9.d5 cb5 10.Bb5 Bd7 11.Nge2+-) 9.Bb5! Bd7 (9...ab5 10.Ra8 Pinning (10.Ra8 Deflection)) 10.Bd7 Nd7 (10...Qd7 11.Na4 Qb7 12.d5 Qb4 13.Bc3+/–) 11.Qg4 h5 (11...Ngf6 12.Qf3+-) 12.Qe2 White prepares the advance b5 12...Ngf6 (12...a5 13.ba5 Ra5 14.Ra5 Qa5 15.Nf3+-) 13.Ra6 Rb8 (13...Rg8 14.g3+-) 14.b5 Nb6 (14...Rg8 15.Qf3+-) 15.Nf3 e6 (15...Rg8 16.0-0+-) 16.d5! e5 (16...Nbd5 17.Nd5 Combination; 16...ed5 17.e4 Decoy; 16...Nfd5 17.Nd5 Combination) 17.e4 (17.0-0 Qd7+-) 17...Be7 18.0-0 Kf8 (18...Nfd7 19.g3+-) 19.Ng5 (19.Rfa1 Ng4 20.Na2 Bh4+-) 19...Ng4 20.f3 Nf6 21.Nd1 (21.Ra7 Nfd7+-) 21...Rg8 (21...Ke8 22.Bc1+-) 22.Ne3 Rc8 (22...Ke8 23.Nf5+-) 23.f4 Ng4 (23...Ke8 24.fe5 de5 25.Be5 Rg5 26.hg5+-) 24.Ng4 hg4 25.Qf2 ef4 (25...g3 26.Qb6 Qb6 27.Rb6 Rc2+-) 26.Qf4 f6 27.Ne6 Ke8 28.Nd8 Bd8 29.Qd6 Nd7 30.Qe6 Be7 (30...Kf8 31.Bf6 Nf6 32.Rf6 Bf6 33.Qf6 Ke8 34.Re6 Kd7 35.Qe7) 31.Bf6 Nf6 (31...Rg7 32.Be7 Re7 33.Qg8 Nf8 34.Rd6 Rc2 35.Qf8) 32.Ra7 Rc2 (32...Rg7 33.Rf6 Rf7 34.Qf7 Kd8 35.Qe7) 33.Qe7 1–0. Janek – zpjut, internet, 2016.

4.h3 f6 5.Nf3 e5 6.Be2 Ne7 7.0-0 Ng6 8.a3 Be7 9.g4 (9.Nc3!?+=) 9...Be6 10.d4 ed4 (better is 10...e4!? 11.Nfd2 d5=) 11.Nd4+= (11.Bd4?! h5 12.Bb2 Nc6+=) 11...Bd7 12.c4 bc4 13.Bc4 c6 14.Be6 Be6? (better is 14...d5+=) 15.Ne6+- Qd7 16.Ng7 Kf7 17.Nf5 Bd8? (better is 17...a5+-) 18.Nd6 Kg7 19.Nf5 Kg8 20.Qb3 Qf7 (20...Kf8 21.Rd1 Qc8 22.Nd2+-) 21.Qf7 (21.Nh6 Kg7 22.Qf7 Kh6 23.e4+-) 21...Kf7 22.Nd6 Kg7 23.Nf5 Kg8?? (23...Kf7 24.Rd1 Bc7+-) 24.Nd2 Nd7 25.Ne4 Nge5 26.f4 Ng6 27.Nfd6 Bb6 28.Bd4 Bd4 29.ed4 Nb6 30.Nf6 Kg7 31.g5 Nd5 32.f5 Nh4 33.Nfe8! Kf8?? 34.f6 Ne3 35.Rf2 (35.Rf2 Nef5 36.Nf5 Nf5 37.Nc7+-) 1–0. cogit – dandan212, kurnik, 2012.

3.e3 Nd7

4.c4 e5 5.Nf3 (5.d4 Ngf6=) 5...f6 (5...Ngf6 6.Nc3=) 6.Be2 (6.d4 e4 7.Nfd2 f5+=) 6...g6 (6...d5!?=) 7.d4+= Bg7 8.de5 (8.0-0 Ne7+=) 8...fe5= 9.0-0 Ngf6 10.Nc3 0-0 11.Ng5 (better 11.Qd3+=) 11...Ne8?? (better 11...Qe7=) 12.Ne6 (12.Qd5 Kh8 13.Nf7 Rf7 14.Qf7 Nef6+-) 12...Qf6 (12...Qh4 13.Nd5+-) 13.Nf8 Nf8 14.Nd5 Qf7 (14...Qd8 15.e4+-) 15.f4 Qe6 (15...ef4 16.Rf4 Bf5 17.Bg7 Qg7+-) 16.Bg4?? (better 16.c5 Qd7 17.fe5 Be5 18.Be5 de5 19.Bc4+-) 16...Qg4=+ 17.Rf3 (17.Ne7!? Kf7 18.Nc8 Qd1 19.Rad1 Rc8 20.fe5 Ke6 21.ed6 Bb2 22.Rf8 cd6 23.a4–/+) 17...Be6 (17...e4 18.Rf2–/+) 18.h3 (18.fe5 h6–/+) 18...Qh5 (18...Qh4 19.e4–+) 19.g4 (19.e4 a5–/+) 19...Qh4–+ 20.Kg2 (better 20.e4–+) 20...Bd5?? (better 20...h5 21.Qe1 Qe1 22.Re1 hg4 23.hg4 Bg4–+) 21.Qd5= Kh8 22.fe5 Rd8? (22...Nd7 23.e6 Ne5 24.Be5 de5 25.Raf1+=) 23.Raf1 (better 23.ed6 Nd6 24.Bg7 Kg7 25.c5+-) 23...Qe7?? (better 23...Nd7=) 24.ed6 (better 24.Rf7 c6 25.ed6 Nd6 (25...cd5?? 26.Rf8 Qf8 27.Rf8) 26.Rg7 Qg7 (26...cd5 27.Re7 d4 28.Bd4 Kg8 29.Rg7 Kh8 30.Rg6) 27.Bg7 Kg7+-) 24...Rd6 (24...Nd6 25.Qg5!! Nf5 (25...Qg5?? 26.Rf8 Rf8 27.Rf8) 26.Qe7 Ne7 27.Rf8 Rf8 28.Rf8 Ng8 29.Bg7 Kg7+-) 25.Rf8 (25.Rf8 Qf8 26.Rf8) 1–0. DEFFM – banderakamilica,, 2016.

4.Nf3 Ngf6 5.Be2 b6 (5...e5 6.0-0=) 6.a4 (6.d4 e5=) 6...Bb7 (6...e5 7.0-0=) 7.0-0 a5 8.ba5 Ra5 9.Bc3 Ra8 10.d4 g6 (10...Ne4 11.d5=) 11.Nbd2 (11.a5 ba5 12.Ba5 Bg7+=) 11...Bg7= 12.Bb2 0-0 13.c4 Ne4 14.Ne4 Be4 15.Nd2 Bb7 16.Qb3 e5 17.f4 ed4 18.ed4 Re8 19.Bf3 Bf3 20.Nf3 Qf6 21.Qb5 Nf8 22.g3 Qd8 23.Rfe1 Qd7 (23...Ne6 24.Rab1=) 24.Re8 Re8 25.Qd7 Nd7 26.Re1 Re1 27.Ne1 c5 28.Nc2 Nb8 (28...Kf8 29.Kf2=) 29.Kf2+= Nc6 (29...Nd7 30.Ke3+=) 30.Ke3 (30.d5 Na5 31.Bg7 Kg7+=) 30...f5 (30...Na5 31.Na3+=) 31.d5 Na5 32.Bg7 Kg7 33.Kd3 Kf7 34.Na3 Ke7 35.Nb5 Kd7 36.Kc3 Nb7 37.h3 Na5 38.g4 fg4 39.hg4 h5 40.f5 h4 (better 40...Ke7!? 41.Nd6 A) 41...Kd6? 42.fg6 Ke7 43.d6 (43.gh5?! Nb7+-) 43...Ke6 44.gh5+-; B) 41...hg4 42.fg6 Kf6+= (42...Kd6 43.g7+-)) 41.fg6+- Ke7 42.Nd6! h3?? (42...Kd6 43.g7 Passed pawn) 43.g7+- h2 44.g8Q h1Q 45.Qe6 Kd8 46.Qe8 Kc7 47.Nb5 Kb7 48.Qe7 (48.Qe7 Kb8 49.Qc7 Ka8 50.Qc8; 48.Qd7 Kb8 49.Qc7 Ka8 50.Qc8) 1–0. GuestWRSB – GuestBVKG,, 2018.

3.e3 e6

4.a4 Qh4 5.Nf3 (5.Bc3!?=) 5...Qb4+= 6.Bc3 Qb6 7.Be2 c6 8.0-0 a5 9.Bd4 c5 10.Bc3 h6 11.Na3 Bd7 12.Rb1 Qc7 13.Nb5 Bb5 14.Bb5 Nc6 15.Bc6 bc6 16.d4 c4 17.e4 Be7 18.d5 cd5 19.ed5 (worse is 19.Bg7 Rh7 20.Ba1 de4–/+) 19...e5 20.Qd2 Nf6 21.Rbd1 (better is 21.Rb5!?=) 21...Ne4 22.Qe1 Nc3 23.Qc3+= 0-0 24.Rfe1 Bf6 25.Rb1 e4! 26.Nd4 Qc5 27.Re4 Rfe8 28.Rb5?? Qa7 29.Qc4 Rac8 30.Nc6+- Qa8 31.Re8 Re8 32.g3 Re1 33.Kg2 Kh7?? 34.Qd3 g6 35.Rb8 Qb8 36.Nb8 h5 37.Nd7 Be5 38.Ne5 Re5 39.c4 Re1 40.Qd2 Ra1 41.Qa5 Rc1 42.Qc7 Kg7 43.Qd6 Rc4 44.Qe5 (44.Qe5 Kh7 45.Qe8+-) 1–0. blaugrana18 – vito40, kurnik, 2012.

4.c4 c6 5.a3 Nf6 6.Nc3 h6 7.e4 Be7 8.h3 Nbd7 9.g4 e5 10.Bg2 Nh7 11.d3 Bh4 12.Nf3 Be7 13.0-0 0-0 14.Nd2 Bg5 15.Ne2 b5 16.f4 ef4 17.Nf4 Ne5 18.Be5?? (better is 18.Qe2=) 18...de5–+ 19.Ne2 Qd3 20.c5?? (better is 20.Nf3 Qe4 21.Ng5 Qe3 22.Kh2 Ng5 23.Qe1 bc4 24.Nc3 Qe1 25.Rae1–+) 20...Qd2 21.Qd2 Bd2 22.Rfd1 Be3 23.Kh2 Be6 24.Rd3 Bg5 25.Rad1 Bc4 26.Rc3 Be2 27.Re1 Bf4 28.Kg1 Bc4 29.Rf3 g5 30.Bf1 Bf1 31.Kf1 a5 32.Rd3 Rfd8 33.Red1 Rd3 34.Rd3 ab4 35.ab4 Kg7 36.Rd7 Nf6 37.Rc7 Ra6 38.Ke2 Ne4 39.Kd3 Nf2 40.Ke2 Nh3 41.Kf3 e4! 42.Ke4 Bc7 43.Kf5 Ra4 44.Ke4 Rb4 45.Kf5 Rf4# 0–1. cogit – luckimundek, kurnik, 2012.

4.c4 Nd7 5.Nf3 Ndf6 (5...e5 6.Nc3=) 6.Be2+= h6 7.0-0 Nh7 8.Qc2 Ngf6 9.a4 Be7 10.Bd3 0-0 11.Nc3+= d5 12.c5 c6 13.h3 Qc7 14.Ne2+/– Re8 15.Ne5 Nf8 16.Ng3 N6h7? 17.Nf7 Bf6 18.Nd6+- Re7 19.Nh5 Bb2 20.Qb2 e5 21.f4 e4 22.Be2 Be6 23.f5 Bf7?? 24.Qg7# 1–0. Schmeding,Irene – Eibach,Guenter, Bahn–chS Bernkastel–Kues, 1995. Even known as "Sieswerda – Enrique,C, Tyniste, 1995".

4.Nf3 Nc6 5.a3 Nf6 =.

3.e3 Bf5

4.Qf3 e6 5.Qb7+/– Nd7 6.a3 Bc2 7.Ba6+/– Rb8 8.Qc6 Bb3 9.Nf3 Bd5 10.Qc2 Ngf6 11.d3 Be7 12.e4 Bb7 13.Bb7 Rb7 14.Nd4 0-0 15.Nc6+- Qa8?? 16.Ne7 Kh8 17.Nd2 Re8 18.Nc6 Rb6 19.Rc1 Ne5 20.Ne5 de5 21.Qc7 Rb7 22.Qe5 Rd7 23.Nb3 Rd3 24.Nc5 Rdd8 25.Qg5 Rc8 26.Bf6 gf6 27.Qf6 Kg8 28.Qg5 Kh8 29.Qe5 Kg8 30.Rc3 Qb8 31.Rg3 Kf8 32.Nd7 Ke7 33.Nb8 Rc1 34.Kd2 Rd8 35.Kc1 Rd5 36.ed5 Kf8 37.Qd6 Ke8 38.Rg8# 1–0. Pierred 8 (2300) – Goggi, Rated game, 3m + 0s, 2005.

4.Nf3 e5 5.Be2 h6 6.d3 Nf6 7.Nbd2 Nc6 8.a3 Be7 9.c4 0-0 10.Qc2 b6 11.e4 Bg6 12.b5 ab5 13.cb5 Nb8 14.Qc4 Nbd7 15.a4 Nc5 16.Nb3 Nfd7 17.d4 ed4 18.Bd4 Ne4 19.Bd3 Kh7 20.Bg7 Kg7 21.Be4 Be4 22.Qe4 Re8 23.Qg4 Bg5 24.Kf1 Ne5 25.Qh5 Nf3 26.Qf3 Re5 27.g3 Qe7 28.Qa8 Bf6 29.Kg2 Re2 30.Rac1 Qe6 31.Rb1 Qf5 32.Rhf1 Bc3 33.Qf3 Qe6 34.Nc1 Rc2 35.Nd3 Bd4 36.Nf4 Qc4 37.Nh5 Kf8 38.Qf5 Qa4 39.Qc8 Ke7 40.Nf4 Be5 41.Qc7 Rc7 42.Ng6 Kf6 43.g4 Kg6 0–1. chocobom – shakisti, kurnik, 2012.

3.Nf3 Nd7

4.e4 c5 5.bc5 Nc5 6.Nc3 Nf6 7.e5 de5 8.Ne5 Qd6 9.Qe2 e6 10.0-0-0 Be7 11.d4 Ncd7 12.f3 b5 13.a3 0-0 14.g3 Bb7 15.Bg2 Nd5 16.Nd5 Bd5 17.f4 Bg2 18.Qg2 Rac8 19.Qb7 Rfd8 (better is 19...Rc7 20.Qg2 Rfc8–+) 20.Nd7+= Qd7 21.Qd7 Rd7 22.Rhe1 Rdc7 23.Rd2 a5 24.Re5 b4 25.ab4 Bb4 26.Rg2 h6 27.h4 Rb8 28.h5 Rcb7 29.g4?? Be1?? 30.c3+/– Bh4 31.Ra5 Bf6 32.g5 Bd8 33.Ra2 hg5 34.fg5 Bc7 35.h6 Bf4+= 36.Kc2 g6? 37.Rg4 Be3 38.Bc1 Bc1 39.Kc1 Rb1 40.Kc2 Kh7 41.Ra7 R1b7 42.Rb7 Rb7 43.Kd3 Rb1 44.c4 Rd1 45.Kc3 Re1 46.Kb4 Rb1 47.Kc5 Rb8 48.Kd6 Rb7 49.c5 Ra7 50.c6 Kg8 51.c7 (51.c7 Ra8 52.d5+-) 1–0. jackw171 – andrzej48, kurnik, 2012.

4.g3 c6 5.Bg2 Qc7 6.d3 e5 7.Nbd2 Be7 8.0-0 b6 9.a3 Bb7 10.Rc1 Ngf6 11.c4 c5 12.e4 0-0 13.Qb3 a5 14.b5 a4 15.Qc2 Nh5 16.Nb1 Nhf6 17.Nc3 h6 18.Na4 Rab8 19.Nc3 Ba8 20.Ra1 Qd8 21.a4 Qc7 22.Bc1 Bb7 23.a5 Ra8? 24.a6+- Bc8 25.Bd2 Ra7 26.Nd5 Nd5 27.ed5 Nf6 28.Qc1 Nh7 29.Ne1 Bf6 30.Be4 Ng5 31.Bg2 e4?? 32.h4 Nh7? 33.Be4 Ba1 34.Qa1 Nf6 35.Bg2 Bg4 36.f3 Bf5 37.Qc1 Qe7 38.g4 Bg4? 39.fg4+- Ng4 40.Be4 Ne5 41.Nf3 Nf3 42.Rf3 Qh4 43.Qf1 Qg4 44.Kf2?? Qh4? 45.Ke2+- Qh2 46.Rf2 Qh5 47.Ke1 Qe5 48.Bf4 Qa1 49.Ke2 Qb2 50.Ke3 Qd4 51.Kf3?? f5–/+ 52.Be3? Qe5?? 53.Bf4?? Qd4 54.Be3 Qe5?? 55.Bf4?? Qd4 ½–½. linakip – stefan276, kurnik, 2011.

3.Nf3 Nf6

4.e3 Nc6 5.a3 e5 6.c4 Be7 7.d4 ed4 8.ed4 0-0 9.Bd3 Bg4 10.Nbd2 Re8 11.0-0 Rf8 12.Qc2 Bh5 13.d5 Nb8 14.Rfe1 Bg6 15.Nd4 Nbd7 16.Nf5 Re8 17.Ne7 Re7 18.f4 Re1 19.Re1 Bd3 20.Qd3 Qf8 21.h3 Re8 22.Re8 Qe8 23.Kf2 Nh5 24.g3 Nhf6 25.Qe3 Qe3 26.Ke3 Kf8 27.Nf3 Ne8 28.Nd4 g6 29.g4 Ke7 30.Nf3 Nb6 31.Kd3 h6 32.Bd4 Nd7 33.c5 dc5 34.bc5 Nef6 35.Kc4 Kd8 36.Ne5 Ke7 37.c6 bc6 38.dc6 Ne5 39.Be5 Ne8 40.Kb4 f6 41.Bd4 Kd6 42.Ka5 Kc6 43.Ka6 f5 44.Be5 fg4 45.hg4 h5 46.gh5 gh5 47.a4 h4 48.f5 Kd5 49.Bh2 Kc6 50.Ka7 Nf6 51.a5 Nd5 52.a6 Nb6 53.Kb8 Nd7 54.Kc8 Nb6 55.Kd8 Na8 56.f6 h3 57.f7 Nb6 58.f8Q Kb5 59.Qe8 Ka6 60.Qc6 Ka5 61.Bc7 Kb4 62.Qb6 Kc3 63.Qe3 Kc2 64.Qh3 Kd2 65.Kd7 Ke2 66.Kd6 Kf2 67.Kd5 Ke2 ½–½. ferminkatcho (1725) – rhamirez (1815), kurnik, 2012.

4.g3 e5 5.d3 Be7 6.Bg2 0-0 7.Nbd2 Nc6 8.a3 Bd7 9.0-0 Re8 10.c4 Bf8 11.Nb3 Nh5 12.b5 Ne7 13.a4 Nf5 14.g4 Nh4 15.gh5 Re6 16.e4 Rh6 17.Bc1 Rh5 18.Kh1 Bg4 19.h3 Ng2 20.Kg2 Qf6?? 21.hg4+- Rh6 22.Bh6 Qh6 23.Rh1 Qf4 24.Qd2 g5 25.Qf4 gf4 26.Ng5 h6 27.Nh3 Kg7 28.f3 Kg6 29.Kf2 Bg7 30.Rag1 f6 31.Ke2 ab5 32.ab5 Ra2 33.Nd2 c6 34.Nf2 d5 35.bc6 bc6 36.cd5 (36.cd5 cd5 37.ed5+-) 1–0. linakip – 10easy12, kurnik, 2012.

2.Bb2 Na6

3.a3 Nf6 =.

3.b5 Nb4?? 4.c4 Bf5 5.d3 c5 (5...d5!?+/–) 6.a3 Qa5? (6...Nd3 7.ed3 e5+-) 7.ab4 Qb4 8.Bc3 Qc3 9.Nc3 Nf6 10.e4 Bg4 11.f3 Bh5 12.h4 a6 13.g4 Bg6 14.h5 1–0. jackw171 – carllos25, kurnik, 2012.

3.b5 Nc5 4.d4 Ne6 5.e3 g6 6.d5+= (6...Ng7 7.Nf3+=). 1805DYDIDIDY – Jackman@,, 2005.

3.a3 c5

4.b5 Nb8 5.Nf3+= a6 (5...Nf6 6.Nc3+=) 6.Nc3+/– Qb6?? (better is 6...Nf6+/–) 7.Nd5+- Qa5 8.Bc3 Qa4 9.Nb6 Qd4 (9...Qb5 10.Na8 Qc6+-) 10.Bd4 cd4 11.Na8 1–0. marre – pupf, internet, 2010.

4.b5 Nc7 5.e3 Bd7 6.a4 a6 7.c4 ab5 8.ab5 Ra1 9.Ba1 Qa8 10.Nc3 b6 11.Nf3 g6? (better is 11...e5+=) 12.Nd5+- Nd5 13.Bh8 (13.cd5?! Nf6 14.Bf6 ef6+=) 13...Nb4 14.Bc3 Bf5 15.Be2 Nc2 16.Kf1 Nf6 17.d3 Na3? 18.g3 d5 19.Bf6 ef6 20.cd5 Bd7? 21.e4 Bb5 22.Kg2 Ba4 23.Qa1 Nc2 24.Qf6 Be7 25.Qb6 Nd4 26.Nd4 cd4 27.Qd4 Bd7 28.Qh8 Bf8 29.Qh7 Qa2 30.Bf1 Bc5 31.Qh8 Ke7 32.d4 Bb6 33.Qe5 Kf8 34.Qb8 Kg7 35.Qb6 Bg4 36.Rg1 Qa3 37.h3 Qf3 38.Kh2 Qf2 39.Bg2 (39.Bg2 Bh3 40.e5 Bg2 41.Rg2+-) 1–0. ourang – waldemarija, kurnik, 2012.

2.Bb2 c5

3.a3 Na6 4.Bc3 (4.e4 e5=) 4...e5 (4...Nf6 5.bc5 Nc5 6.Bf6 gf6 7.e3=) 5.e4 (5.e3=) 5...g6 (5...Qb6 6.b5 Nc7 7.a4=) 6.Nf3 (6.f4+=) 6...Be6 (better is 6...Qb6!?+=) 7.Bb5 Bd7 8.Qe2 (8.Ba6 ba6 9.bc5 f6 10.cd6 Bd6+-) 8...Qb6 (better is 8...Bb5 9.Qb5 Qd7 10.Qd7 Kd7+=) 9.Bd7+- Kd7 10.Qc4 (better is 10.bc5!? Nc5 11.d4 ed4 12.Bd4 f6+-) 10...Nh6+/– 11.0-0 cb4 (11...Bg7 12.d3+-) 12.ab4 f5 13.Re1 (13.d4 fe4 14.Ng5 Nc7 15.de5 d5+-) 13...Ng4 (13...Nc7 14.ef5 Nf5 15.d4+-) 14.d4 Rc8 (14...fe4 15.Re4 Nf6+-) 15.Qf7 Kd8 16.ef5 Rc7 17.Qe6 Re7 18.Qc4 d5 (18...gf5 19.b5 Nc7+-) 19.Qd5 Rd7 20.Qa5 (better is 20.Qc4 Rc7 21.Qb3+-) 20...Qa5 21.Ra5 ed4 22.Bd4?? Rg8?? 23.h3 Nh6 24.Bf6 Be7 25.Bg5 Bg5+/– 26.Ng5 gf5 27.Ne6 Ke7?? 28.Nc5 Kd8 29.Nd7 Kd7 30.Rd1 Kc6 31.Nc3 Nb4 32.g4 fg4+/– 33.Kh2 Nc2? 34.Ra7 g3 35.fg3+- Ne3 36.Rc1 Kd6 37.Rb7 Nhf5 38.Rb6 Kc5 39.Na4 Kd5 40.g4 Nh4?? 41.Rc5 Ke4 42.Rb4 Kf3 43.Rcc4?? Nf1? 44.Kg1+- Ne3 45.Rf4 Kg3 46.Rbe4?? Nd5? 47.Rf2 Nf3 48.Kf1 Nf4?? 49.Nc3 Nh2?? 50.Kg1 Nh3–+ 51.Kh1 Nf2 (52.Kg1 Nf3 53.Kf1 Nd2 54.Ke2 Nde4 55.Ne4 Ne4–+; 51...Kf2?! 52.Kh2 Ng5 53.Rf4 Nf3 54.Kh3=) 0–1. Turm87@ – Hobbykegler,, 2004.

3.a3 cb4 4.ab4 Qb6 5.Nc3 =.

3.a3 c4 4.d3 (better is 4.e4 Be6 5.d3+=) 4...b5? (better is 4...cd3 5.Qd3 a5+=) 5.dc4+- bc4?? (better is 5...Bd7+-) 6.e3 (better is 6.Qd5 Nc6 7.Qc6 Bd7 8.Qc4+-) 6...d5 7.e4 e6= 8.ed5 ed5 9.Nf3 Bb7 10.Be2 Nf6 11.0-0 Bd6 12.Re1 0-0 13.Nbd2 Nbd7 14.c3 Ne5 15.Nd4 Ng6 16.N2f3 Re8 17.Bf1 Qd7 18.Re8 Re8 19.Qd2 Ne4 20.Qc2 Nf4 21.Re1 Ne6 22.Nd2 N6g5 23.Ne4= Ne4 24.Nf3 Qg4 25.h3 Qg6 26.Nh4 Qh5 27.Nf3 f5 28.Qe2 g5 29.Nh2 g4 30.hg4?? Qh2 0–1. Fournier,Frederic (1990) – elenri15 (2090), Active (1/0), 2005.

3.a3 Bd7 4.e3 a6 5.a4 b5?? (better is 5...cb4 6.f4 Qa5+=) 6.ab5+/– Qb6 7.bc5 dc5 8.Nc3 e6 9.Nh3 Nf6 10.Bd3 Nd5 11.Qf3 Be7? 12.Nf4 0-0?? 13.Nfd5 ed5 14.Nd5 Qd6 15.Ne7 Qe7 16.Qa8 ab5 17.Qf3 c4 18.Qg3 f5 19.Be2 Nc6 20.0-0 Nb4 21.Ra7 Nc6 22.Ra6 g6 23.d3 Nb4 24.Ra7 Nc2 25.dc4 bc4 26.Bc4 Rf7 (26...Qf7 27.Qe5 Nd4 28.Bd4 Qc4 29.Qg7#) 1–0. nakpim – ywald007, kurnik, 2012.

3.b5 c4 4.e4+- Be6 (4...Nf6 5.Nc3+-) 5.Nf3 d5 6.ed5 Bd5 7.Nc3 e6 (7...Nf6 8.d3 Qd6 9.Nd5 Nd5 10.Qd2+=) 8.Nd5 (8.d3 Qa5 9.a3 cd3 10.Bd3 Nd7+-) 8...Qd5+- 9.Ne5 Bd6 (9...Ba3 10.Bc3 Bb4 11.Nc4 (11.Bc4?! Qg2 12.Rf1 Bc3 13.dc3 Qe4 14.Qe2 Nf6+=) 11...Bc3 12.dc3+-) 10.Nc4+- (worse 10.Bc4 Qg2 11.Qf3 Qf3 12.Nf3 Nf6+-) 10...f6? (better 10...Nf6+-) 11.Nd6 (11.Ne3!? Qc5 12.Qg4 Ne7 13.Qg7 Rf8+-) 11...Qd6 12.Qf3 Qd5 13.Qg4 g5 (13...Ne7 14.Qg7 Qe4 15.Be2+-) 14.Bc4 Qd6 (14...Qf5 15.Qh5 Kf8 16.Bd3+-) 15.0-0 (better 15.h4 h5 16.Qe4+-) 15...Nh6 (15...Nd7 16.Be6 0-0-0+-) 16.Qh5 Nf7 (16...Kd7 17.Bf6 Re8 18.Qh6+-) 17.Rfe1 Nd7 (17...Ke7 18.Re6 Qe6 19.Be6+-) 18.Re6 Qe6 (18...Kd8 19.Rd6 Nd6+-) 19.Be6 Nde5 20.Be5 fe5 (20...Kd8 21.Qf7 fe5 22.Qd7) 21.Qf7 Kd8 22.Qd7 1–0. GuestGTLB – GuestJWSM,, 2019.

3.b5 Qc7 4.c4 (4.e4 Nf6 5.Nc3 e5=) 4...Be6 (4...e5 5.e3=) 5.e3 (5.e4 a6=) 5...Nf6 6.Nf3 Nbd7 (6...Bf5 7.Bf6 gf6 8.Nc3=) 7.d3 (7.Be2 Bf5+=) 7...b6 (7...d5 8.Nbd2=) 8.Be2+= d5 (8...Bg4 9.h3 Bh5 10.g4+=) 9.Nbd2 (9.Ng5 Qd6+/–) 9...g6 (9...dc4 10.dc4 Bg4 11.h3+=) 10.Ng5 Bh6 (10...Bg7 11.e4 d4 12.0-0+=) 11.Ne6 fe6 12.Bf3 (12.Qb3 0-0+=) 12...0-0+= 13.0-0 Rad8 (13...Bg7 14.Qb3+=) 14.Qb3 (14.Qe2 Ne5+=) 14...Ne5 15.cd5 (15.Be2 Bg7+=) 15...Nf3 16.Nf3 Rd5? (16...ed5!? 17.Ne5 Bg7=) 17.Rfc1 (17.e4!? Rdd8 18.Qe6 Kg7 19.d4+-) 17...Qd6+= 18.Rd1 Bg7 (18...Rd8!?+/–) 19.e4 Ne4? (19...Ng4 20.Bg7 Rf3=) 20.Bg7+- Nf2 (20...Rf3 21.gf3 Nf2 22.Kf2 Qh2 23.Ke3 Kg7 24.d4 cd4 25.Kd3=) 21.Kf2 (21.Bf8!? Nd1 22.Be7 Qe7 23.Rd1 Qd6+-) 21...Kg7 22.Qc3 (22.Kg1 e5+-) 22...Kh6 (22...e5 23.Kg1+-) 23.Kg1 Rh5 (better is 23...e5+-) 24.h3?? (better is 24.Rd2+-) 24...Rf3!–/+ 25.gf3?? (better is 25.Qd2 Rg5 26.Kh1–/+) 25...Qg3 26.Kf1 Qf3 27.Ke1 Qe3 28.Kf1 Rf5 29.Kg2 Rf2 30.Kg1 (30.Kh1 Qh3 31.Kg1 Qg2) 30...Qg3 31.Kh1 Qg2 0–1. Skaug,Thorbjorn – Adamsen,Tore W, Klubbmesterskap, 2003.

3.b5 e5 4.e3 Nd7 5.c4 Ne7 6.d4 f5 7.Nf3 Ng6 8.Be2 Rg8 9.0-0 Be7 10.Qc2 Rf8 11.de5 Nde5 12.Ne5 de5 13.Rd1 Qb6 14.Nd2 Bd6 15.Nf3 Be6 16.Ng5 Bg8 17.Bh5 Qd8? (17...0-0-0 18.Rd2+=) 18.Nf3?? (better is 18.Be5 Qg5 19.Bg6 (19.Rd6 Qh5 20.Bg7 Rf7=+) 19...Qg6 20.Bd6+-) 18...a6?? (better is 18...Qf6+/–) 19.Ne5 (19.Be5 Rf6 20.Qc3 Qe7 21.Bf6 gf6+-) 19...Be6 (19...ab5 20.Ng6 hg6 21.Bg6 Bf7 22.Qf5 Qe7+-) 20.Ng6 hg6 21.Bg6 Bf7 22.Qf5 (22...Qc7 23.Bg7 Bg6 24.Qe6 Be7 25.Bf8+-) 1–0. Bonetti,Shane – Kibitz 3, 2000.

3.b5 Nf6 4.Nc3 =.

3.d4 cb4 4.Nf3 a5 5.a3= ba3 6.Ba3 Nd7 7.Nc3 b6 8.e3 Ngf6 9.Bb5 Bb7 10.0-0 g6 11.e4+= Bg7? 12.e5+- de5 13.de5 Ne4 14.Ne4 Be4 15.Re1 0-0? 16.Re4 f5 17.Rd4 Qc7 18.Rd7 (18.Rd7 Qc3 19.Be7+-) 1–0. pierre – blekem, internet, 2011.

3.a3 Nf6

4.bc5 dc5 5.Nc3 =.

4.e3 e6 5.Nf3 Nc6 6.b5 Ne7 7.c4 b6 8.d4 Bb7 9.Be2 Ng6 10.0-0 Be7 11.Nbd2 0-0 12.Qc2 Qc7 13.Rac1 Rfd8 14.Bd3 Nf8 15.Ne4 Ne4 16.Be4 Be4 17.Qe4 Bf6 18.Qc2 e5 19.de5 de5 20.Nd2 Ne6 21.Ne4 Rd7 22.Nf6+/– gf6 23.Qf5 Kg7 24.Rcd1 Rad8 25.Qf3 Rd1 26.Rd1 Rd1 27.Qd1 Qd8 28.Qd8 Nd8 29.f3 Ne6 30.Kf2 Kg6 31.Ke2 Kf5 32.h4 h5 33.Bc3 Kg6 34.g3 Kg7 35.a4 Kg6 36.a5 Kf5 37.ab6 ab6 38.Kd3 Nc7 39.Bd2 Ne8 40.e4 Ke6 41.f4 Nc7 42.f5 Kd6 43.Bh6 Ne8? 44.Bf8+- Kd7 45.Ke3 Kd8 46.Kf3 Nc7 47.Bd6 Kd7 48.Bc7 Kc7 49.g4 hg4?? 50.Kg4 (50.Kg4 Kd7 51.Kh5 Ke8 52.Kh6 Kd8 53.Kg7 Ke8 54.h5 Kd7 55.Kf7 Kd8 56.h6 Kd7 57.h7 Kd6 58.Kf6 Kd7 59.Ke5 Kc8 60.h8Q Kc7 61.f6 Kd7 62.Qg7 Kc8 63.f7 Kd7 64.f8Q) 1–0. mihai740609 – stec84 (1605), kurnik, 2011.

3.b5 a6

4.c4 ab5 5.cb5 Bd7 6.e3 Qb6 7.Nc3 e6 8.Nf3 Nf6 9.Be2 Nd5 (9...d5!?=) 10.Nd5 ed5 11.a4 Qa7 (11...Be7!?+=) 12.0-0 (12.a5 b6 13.ab6 Qb7+/–) 12...b6+/– 13.Qb3 Qb7 14.d4 (14.d3 Bf5+/–) 14...f6 (14...c4 15.Qc2+/–) 15.dc5 dc5 16.Rfd1 Be6 17.Qc2 Be7 (17...Nd7 18.Bd3+/–) 18.Rd2 (better is 18.Bd3!?+/–) 18...0-0 19.Bc3 Nd7 20.Qb2 Rad8 21.Rad1 c4 (21...Qa8 22.Qa1+=) 22.Bd4 (better is 22.Nd4!? Nc5 23.Ne6 Ne6 24.Bf3+-) 22...Nc5 (22...Ra8 23.Qc1=) 23.h3 (better is 23.Bc5!? bc5 24.Qc2=) 23...Ne4 24.Rc2 Bc5 (24...Ra8 25.Ra1=+) 25.Bc5= Nc5 26.Nd4 Bf7 27.Bf3 Na4 28.Qa1 (28.Qb4 Nc5 29.Rc4 Ra8+=) 28...Nc5 29.Nf5 (29.Rc4 Bg6=) 29...Ne4 30.Be4 de4 31.Rcd2 (31.Nd6 Qc7 32.Nf7 Qf7=) 31...Qc7 (31...Rd3 32.Qc1–/+) 32.Qc3 (32.Rd4 Be6 33.Nd6 f5=+) 32...Rd2 33.Rd2 Rd8 34.Nd4 g6 (34...Ra8 35.Nc6=+) 35.Qc2 (35.Ra2=+) 35...Kg7 (better is 35...Qe5!?=+) 36.Qe4+= Qc5? (better is 36...Bd5 37.Qb1 Kg8=) 37.Ne6+- Be6 38.Rd8 Bf7 (38...c3 39.Qb7 Bf7+-) 39.Rd7 Qf8 (39...c3 40.Qe6 Qf8+-) 40.Qc4 Qe8 41.Qc7 Kg8 (41...g5 42.Re7 Qf8 43.Re6+-) 42.Rf7 (better is 42.Rd8 Qd8 43.Qd8 Kg7 44.Qb6+-) 42...Qf7 43.Qf7 (better is 43.Qb6 Qe8 44.Qc6+-) 43...Kf7+= 44.e4 Ke6 45.Kf1?? (better is 45.f4+=) 45...Ke5 46.f3 (46...Kd6 47.h4–/+) –/+. Slavisa2 – drasko2, Live Game Caissa's Web, 2004.

4.e3 ab5 5.Bb5 Bd7 6.Bd7 Nd7 7.Nf3 Qb6 8.0-0?? (better is 8.Bc3=) 8...Qb2–+ 9.Qe2 (9.Nc3 Ngf6 10.Rb1–+) 9...Qa1 10.Nc3 Qb2 11.Qd3 (11.Rb1 Qc2 12.Rb7 Ngf6–+) 11...g6 (11...Ra3 12.e4–+) 12.Rb1 Qa3 13.Rb7 (13.Qe4 Bg7 14.Nb5 d5 15.Nc7 Kd8 16.Qd5 Qa2 17.Qa2 Ra2–+) 13...Qc1 (better is 13...Bg7!? 14.Rb1–+) 14.Qf1 Qc2 (14...Qf1 15.Kf1 Bg7 16.d4–+) 15.h3 (15.Rd7 Kd7 16.Qb5 Kd8 17.Qb6 Kc8 18.Qc6 Kb8 19.Qb6 Kc8 20.Qc6 Kd8 21.Qb6 Ke8 22.Qc6 Kd8 23.Qb6=) 15...Bg7 16.Qb5 Ngf6 17.Nd5 Rd8 18.Nc7 Kf8 19.Na6 (19.a4 Ne4–+) 19...Qf5 (better is 19...Qa2!? 20.Nc7–+) 20.a4 h5 21.Nb8 Bh6 (21...Nb8 22.Rb8 Rb8 23.Qb8 Ne8 24.Qd8–+) 22.a5 Kg7 23.Nd7 Nd7 24.a6 Ne5 25.Qb2 Kh7 26.Ne5 de5 27.a7 Rd7 28.Rb8 Ra7 29.Rh8 Kh8 (30.Qb8 Bf8 31.Qa7 Qb1 32.Kh2 c4–+) 0–1. BCC – crazy 8,, 2005.

4.a4 ab5 5.ab5 Ra1

6.Ba1 Qa5 7.Nc3 Qb5?? 8.Nb5+- 1–0. DEFFM – GuestFWHN,, 2019.

6.Ba1 Qa5 7.Nc3 Nf6 8.e3 g6 9.Nf3 Bg7 10.Be2 0-0 11.0-0 Be6 12.Bb2 (12.Ng5 Bd7=) 12...Nbd7 13.Qa1 Ra8 14.Qa5 Ra5 15.Ra1 Ra1 16.Ba1 Ne4 17.d4 (17.Ne4 Ba1 18.c4 Bf5=) 17...Nc3 18.Bc3 b6 (18...Bf5 19.Ne1=) 19.Bb2 Nf6 (19...h6 20.h3=) 20.c4+= Ne4 21.Bd3 Bf5 22.Be4 Be4 23.Nd2 Bd3 24.f3 (24.dc5 dc5 (worse 24...bc5 25.b6 Bb2 26.b7+-) 25.Bg7 Kg7=) 24...f5 (24...d5 25.cd5 Bb5 26.Kf2=+) 25.Kf2 (25.dc5 dc5 (25...Bb2? 26.c6 f4 27.e4+-; 25...bc5?? 26.Bg7 f4 27.e4+-) 26.Bg7 Kg7=) 25...Kf7 26.g3 (26.dc5 Bb2 27.cb6 d5=+) 26...e5 (26...Ke8 27.g4-/+) 27.dc5=+ dc5 28.e4? (better 28.h3=) 28...Bh6-+ 29.Ke1 (29.Bc1 fe4 30.fe4 Ke6-+) 29...Ke6 30.f4 (30.ef5 gf5 31.h4 Bd2 32.Kd2 Bc4-+) 30...ef4 31.ef5 Kf5 32.gf4 (32.g4 Kg4 33.Kf2 Kf5-+) 32...Bf4 (32...Kf4?! 33.Bf6-/+) 33.Nf3 (33.h3 Bd2 34.Kd2 Bc4-+) 33...Bc4 34.h4 (34.h3 Bb5 35.Nd2 Bc6-+) 34...Bb5 (34...Bg3 35.Kd1-+) 35.Kf2 Bc6 36.Ne1 (36.Bg7 Bf3 37.Kf3 Be5-+) 36...Ke4 (36...Kg4 37.Nd3 Bg3 38.Ke3-+) 37.Ke2 (37.Ng2 Bh6-+) 37...Bb5 (37...g5 38.Ng2-+) 38.Kf2 (38.Kd1 Bf1-+) 38...Be3 39.Kg3 (39.Kg2 Bc6-+) 39...Be2 (39...g5 40.hg5 Bg5 41.Nf3 Bf4 42.Kf2-+) 40.Ng2 (40.Nc2 Bf4 41.Kf2 Bc4-+) 40...b5 (40...Bd4 41.Nf4 Bb2 42.Ne2-+) 41.Bf6 (41.Ne3 Ke3 42.Be5 c4 43.Bf4 Kd3-+) 41...b4 (better 41...Bd4 42.Bd4 cd4-+) 42.Be7 (42.Ne3 Ke3 43.Be7 Kd4-+) 42...Bd4 (better 42...b3 43.Ne3 b2 44.Kf2-+) 43.Bf6 (43.Nf4 b3 44.Ne2 b2 45.Bc5 Be5 46.Kg2 b1Q-+) 43...Be5 (better 43...Bf6 44.h5 Be5 45.Kf2 Bh5 46.Ke1 Bc3 47.Kf2-+) 44.Nf4 (44.Be5 Ke5 45.Kf2 b3 46.Ke2 b2-+) 44...Bf4 (better 44...Bf6!? 45.Ne6 Be7 46.Kf2-+) 45.Kf2 Be5 46.Bg5 Bd4 (better 46...b3 47.Bc1 Kd3 48.h5-+) 47.Ke2 c4 48.Kd1 (48.Be7 b3 49.Kd1 c3 50.Ke1 b2 51.Ba3 b1Q 52.Ke2 Qc2 53.Ke1 Qd2 54.Kf1 Qf2) 48...b3 49.Kc1 b2 (49...c3 50.Bh6 Kd3 51.Bg5 c2 52.Bf6 b2) 50.Kb1 (50.Kc2 Kf5-+) 50...c3 (50...Kd3 51.Be3 Be3 52.Kb2 c3 53.Kb1 c2 54.Ka2 c1Q 55.Kb3 Qc4 56.Kb2 Qc2 57.Ka3 Bc5) 51.Bd2 (51.Kc2-+) 51...Kd3 (51...cd2 52.Ka2 d1Q 53.Ka3 b1Q 54.h5 Qbb3) 52.Bc3 (52.Bf4 c2 53.Ka2 b1Q 54.Ka3 Bc5 55.Ka4 Qb4) 52...Kc3 53.h5 (53.Ka2 Kc2 54.Ka3 Bc5 55.Ka4 b1Q 56.Ka5 Qb4 57.Ka6 Qb6) 53...Kb3 (53...gh5 54.Ka2 Kc2 55.Ka3 b1Q 56.Ka4 Bc3 57.Ka3 Qb3) 54.hg6 hg6 (54...Kc3 55.gh7 Bh8 56.Ka2 Kc2 57.Ka3 b1Q 58.Ka4 Bc3 59.h8Q Qb3) ½-½. BeepBeepImAJeep (2725) - Pap_G (2720),, 2020.

6.Ba1 b6 7.e3 e5 8.c4 Nf6 9.Nf3 Be7 10.Be2 (10.d3 0-0=) 10...Nbd7 (10...e4 11.Ng1=+) 11.0-0 e4 (11...0-0 12.Nc3=) 12.Ne1 Ne5 13.f4 Neg4 14.h3 Nh6 15.g4 Nfg4? (better 15...d5+=) 16.hg4+- (worse 16.Bg4 Ng4 17.hg4 0-0+-) 16...Bh4?? (16...0-0+-) 17.Bg7 Rg8 18.Bh6 f5 (18...Be1 19.Qe1 (19.Re1?! Qh4=) 19...Bg4 20.Qg3+-) 19.Ng2 (better 19.g5 Be1 20.Re1 Qf6+-) 19...fg4 20.f5 (20.Nh4?! Qh4 21.Rf2 Qh6+-) 20…Qf6 (20...Qf6 21.Bf4 Bg5+-). GuestJXNB – GuestXRQR,, 2019.

6.Ba1 Qd7 7.e4 e5 (7...Qe6 8.Nc3+=) 8.Bc4 Nf6 9.Nc3 Be7 10.Nf3 0-0 11.0-0 b6 (11...Qc7 12.Qe2+=) 12.d3 (12.Qe2+-) 12...h5 (12...Qc7 13.Bb2+-) 13.Qd2 (13.h3 Ne8+-) 13...Qg4+- 14.Bb2 h4 (14...Qg6 15.Ra1 Be6 16.Ra7+-) 15.h3+- Qh5 16.Qe3 Nh7 (16...Be6 17.Ra1+-) 17.Nd5 Bd8 18.Ra1 Bb7 (18...Be6!?+-) 19.Ra7 Bc8?? (19...Bd5 20.Bd5 Bg5 21.Ng5 Ng5+-) 20.Ra8 Be6 (20...Bh3 21.gh3 (worse 21.Rb8 Bg4+-) 21...Nd7 22.Bc1+-) 21.Rb8 Bd5 (21...Bg5 22.Rf8 Kf8 23.Ng5 Ng5 24.Nb6+-) 22.Bd5 Ng5 (22...Bg5 23.Ng5 Ng5 24.Rb6+-) 23.Rd8! Nf3 (23...Rd8 24.Qg5 Double attack (24.Qg5 Decoy; 24.Qg5 Remove defender)) 24.Qf3 Qf3 25.Rf8 Kf8 26.gf3 1–0. DEFFM – GuestFCSW,, 2020.

6.Ba1 Bd7 7.e3 Nf6 8.Nf3 (8.Bf6 ef6 9.Bc4 Be6 10.Be6 fe6=) 8...g6 (8...e5 9.c4=) 9.c4 (9.Bf6 ef6 10.Be2 Bg7+=) 9...Bg7= 10.d4 0-0 (10...cd4 11.Bd4 Bg4 12.h3+=) 11.Bd3 cd4 12.ed4 (12.Bd4 e5 13.Bb2 Be6=) 12...e6 (12...d5 13.c5=) 13.0-0+= d5 (13...Nh5 14.Bc3+=) 14.c5 b6 (14...Nh5 15.Re1+=) 15.c6 (15.Ne5 Qc7 16.c6 Bc8+-) 15...Bc8 16.Nc3 Ne8 (16...Qc7 17.Re1+-) 17.Qa4 Nd6? (better 17...Qc7+-) 18.Qa7+- Nd7 19.Na4 (better 19.cd7 Bd7 20.Ne5 Be8+-) 19...Nb5? (19...Nf6+-) 20.Bb5 Nf6 21.c7 Qd6 22.Nb6 Ne8 (22...Qb4 23.Bc6 Qd6+-) 23.Nc8 Nc7 (23...Qc7 24.Qc5 Qc5 25.dc5 Nc7+-) 24.Nd6 Nb5 25.Nb5 h6 26.Nd6 e5 27.de5 (27.de5 Kh7 28.e6 d4 29.e7 Rh8 30.Nf7 Rc8 31.Nd6 Re8 32.Ne8 h5 33.Nd6 Kh6 34.Nf7 Kh7 35.N3g5 Kg8 36.Qb8 Bf8 37.ef8Q) 1–0. Anonymous – Anonymous,, 2020.

6.Ba1 e5 7.e3 Bd7 8.Bd3+= Nf6 9.c4 Be6 10.Nf3 e4 (better 10...Nbd7!? 11.Nc3 Nb6+=) 11.Bf6+- gf6 (11...Qf6 12.Be4 Qb2 13.d3+-) 12.Be4+- f5 (12...Bc4 13.Qa4 Be6 14.Bb7+-) 13.Bb7 Be7 (13...Bc4 14.Qc2 Be6 15.Nc3+-) 14.Bd5 Qd7 (14...Qa5 15.Nc3+-) 15.Nc3 0-0 16.Qb1 Bf6 17.0-0 Bc3 18.dc3 Bd5 (18...Qe7 19.e4+-) 19.cd5 Qb7 (19...Re8 20.b6+-) 20.Qf5 Nd7 (20...h6 21.c4 Qe7 22.Ra1+-) 21.Ng5 Nf6 (21...Kg7 22.Qh7 Kf6 23.Qh4+-) 22.Qf6 Qd7 (22...Qd5 23.h4 Qe5 24.Qh6+-) 23.Ra1 (better 23.b6 Qb7+-) 23...Qg4 24.b6 Qh5 25.b7 h6 26.h4 hg5 (26...Qg6 27.Qg6 fg6 28.Ne6 Re8 29.Ra8 g5 30.Re8 Kf7 31.b8Q gh4 32.Rf8 Kg6 33.Qb1 Kh5 34.Qf5) 27.Ra8 Qd1 28.Kh2 Qg4 (28...Qh1 29.Kh1 Rc8 30.bc8Q Kh7 31.Qcf5) 29.Rf8 Kf8 30.b8Q (30.b8Q Qc8 31.Qc8) 1–0. Janek – Jenna, internet, 2019.

3.b5 b6

4.a4 Nf6 5.e3 e5 (5...Nbd7 6.d4=) 6.c3 (better 6.Qf3!? d5 7.Be5+=) 6...Nbd7 7.c4 Be7 8.f3 (8.d3 Bb7=+) 8...0-0 9.Nc3 a6 10.Bd3 ab5 11.ab5 Ra1 12.Qa1 d5 13.cd5 The passed pawn on d5 quickly leads to threats 13...Nb8 (13...Bb7 14.Bc4+=) 14.e4 (14.Bc4 Bd6+=) 14...Nfd7 (14...Nbd7 15.Nge2+=) 15.Nge2 f5 (15...Bg5!?+=) 16.ef5+/- c4 (16...Bh4!? 17.g3 Be7+/-) 17.Bc4+- Rf5?? (better 17...Qc7 18.Bb3 Bd6+-) 18.d6 Kh8 19.de7 Qe7 20.Nd5 (20.Qa8 Qd8+-) 20...Qf8 (20...Qh4 21.Ng3 Rf3 22.gf3 Qc4 23.Nb6 Nb6 24.Be5+-) 21.Ne3 Rf6 (21...Rg5 22.0-0 Qb4 23.f4+-) 22.Be5 (22.0-0 Rg6+-) 22...Ne5 23.Qe5 Nd7 24.Qc7 Ne5 (24...Qe8+-) 25.Qe5 (25.Qe5 Bd7 26.0-0+-) 1-0. BeepBeepImAJeep (2630) - takisgr13 (1710),, 2017.

4.c4 a6 5.a4 ab5 6.ab5 Ra1 7.Ba1 e5 8.e3 g6 9.d4 Bg7 10.de5 de5 11.Qd8 Kd8 12.Nf3 f6 13.Bd3 Ne7 14.0-0 Bg4 15.Be4 f5 (15...Kc7 16.Bc3=) 16.Bd5 (16.Ne5 Kc7 17.Bd3+/– (17.Ng4 Ba1 18.f3 Rd8–/+)) 16...Nd5 17.cd5 Rg8 18.Be5 Bf3 19.Bb8 Bd5 20.Rd1 Kc8 21.Rd5 Kb8 22.Nd2 Bc3 (22...Kc7!? 23.Nc4 Ra8+=) 23.Nc4+= Ba5 24.Rd7 h5 25.Rd6 Kc7 26.Rc6 Kb7 27.Nd6 Ka8 28.Rc7 Rd8= 29.Rc6 c4 30.Kf1 c3 31.Ke2?? Bb4 32.Nc4 Bc5?? 33.Nb6+/– Bb6 34.Rc3?? Kb7 35.Rc6 Ba5 36.Rg6= Rd2 37.Kf3 h4 38.Rh6 Bd8 39.Rh5 Rd5 40.Kf4 Bc7 41.Kf3 Rb5 42.Rh4+/– Rb6 43.Rh7 Rg6 44.h4 Kc6 45.h5 Rg4 46.h6 Rh4 47.g3 Rh5 48.g4 (48.g4 Rh3 49.Ke2 fg4 50.Rg7=) 1–0. olawoj – ywald007, kurnik, 2012.

4.c4 Bb7 5.Nc3 Nf6 6.Qc2 g6 7.e4 Bg7 8.d3 0-0 9.g3 a6 10.a4 Nbd7 11.Bg2 ab5 12.ab5 Ra1 13.Ba1 Qa8 14.Bb2 e6 15.Nge2 d5 16.ed5 ed5 17.0-0 d4 18.Bb7 Qb7 19.Ne4? (better is 19.Nb1–/+) 19...Ne4–+ 20.de4 Ne5 21.Nf4 d3 (better is 21...f5 22.Nd5 fe4 23.Qe4 Kh8–/+) 22.Qd1= (worse is 22.Nd3 Nf3 23.Kh1 Qe4 24.Bg7 Kg7–/+) 22...Qe4 23.Be5 Be5 24.Qd3 Qd3 25.Nd3 Bd4 26.Kg2 Re8 27.Nf4 Kg7 28.Nd5 Re6 29.h4 f5 30.Nf4 Rd6 31.Rb1 h6 32.Rb3 g5 33.hg5 hg5 34.Nd5 Kf7 35.Ra3 Ke6 36.Ra7 Rd5= 37.cd5 Kd5 38.Rb7 c4 39.Rd7 Kc5 40.Kf1 f4 41.gf4 gf4 42.f3 Be3–+ 43.Ke2 Kb5 44.Re7 Kb4 45.Re3?? fe3 46.Ke3 c3 47.Ke2 Kb3 48.Kd1 Kb2 49.f4 c2 50.Ke2 0–1. typ48 – naldo10, kurnik, 2012.

4.c4 Bb7 5.e3 Nd7 6.Nf3 Ngf6 7.Be2 e6 8.0-0 d5 9.d4 dc4 10.Bc4 Be7 11.Nbd2 0-0 12.a4 cd4 13.ed4 Rc8 14.Rc1 Nd5 15.Bd5 Bd5 16.Rc8 Qc8 17.Qc1 Qb8 18.Qb1 Rc8 19.Rc1 Nf6 20.Ne5 h6 21.h3 Bb7 22.f3 Nd5 23.Rc8 Qc8 24.Qc1 Qd8 25.Nc6 Qd7 26.Ne4 Nb4 27.Ne7 Qe7 28.Qc4 Nd5 29.g3 Ne3 30.Qc3 Nd5 31.Qb3 Qc7 32.Ba3 Nf6 33.Nf6 gf6 34.Kf2 Kg7 35.h4 Bd5 36.Qb2 Qc4 0–1. popovicigelu – kkkris, kurnik, 2012.

4.c4 Bb7 5.Nf3 g6?? (better is 5...e5=) 6.Bh8+- 1–0. Janek – kayahe, internet, 2016.

4.e3 d5 5.Ne2 Qc7 6.Ng3 e5 7.Be2 f5 8.0-0 Nf6 9.Bh5 g6 10.Be2 Bd6 11.f4 Be6 12.d3 Nbd7 13.Nd2 0-0-0 14.a4 h5 15.a5 h4 16.Nh1 Ng4 17.Nf3 Ne3 18.Qd2 Nf1 19.Kf1 ef4 20.Bh8 Rh8 21.Qc3 d4 22.Qd2 Bd5 23.Ng5 Ne5 24.Nf2 c4 25.c3 dc3 26.Qc3 Re8 27.ab6 ab6 28.d4 1–0. 56ctx56 – zibimac, kurnik, 2012.

3.b5 Qb6

4.a4 a6 5.e3 Bd7 (5...e5 6.a5 Qd8 7.d4 ed4 8.ed4 Qe7 9.Qe2=) 6.c4 (6.Nc3 Nf6+=) 6...d5 (6...ab5 7.ab5 Ra1 8.Ba1=) 7.Nf3 (7.cd5 Nf6+/-) 7...e6= 8.Nc3 Nf6 9.cd5 ed5 10.Qb3 c4 (10...Qe6 11.Be2=) 11.Qc2 (11.Nd5 Nd5 (11...cb3? 12.Nb6 Ra7 13.Be5+-) 12.Bc4 Nb4+=) 11...ab5=+ 12.ab5 Ra1 13.Ba1 Bb5?? (13...Bd6 14.d3 Qa5 15.Bb2=) 14.Be2?? (better 14.Qb2+-) 14...Bc6 15.0-0 Nbd7 (15...Na6 16.Rb1 Nb4 17.Qd1=+) 16.Rb1 Qc7 17.Nd4 (17.d3 Bd6=) 17...Bd6=+ 18.g3 0-0 19.Ndb5 (19.Ncb5 Bb5 20.Nb5 Qb8=) 19...Bb5 (19...Qb8 20.Nd4 Rc8 21.Qf5=+) 20.Rb5 (20.Nb5 Qc6 21.Nd6 Qd6 22.Rb7=) 20...Ne5?? (better 20...Qc6-/+) 21.Nd5+/- Nd5 22.Rd5 f6 (22...Rc8 23.Be5 Be5 24.Qc4 Qc4 25.Bc4+-) 23.Be5+- Be5 (better 23...fe5 24.Qc4 Kh8+-) 24.Qc4 Qc4 25.Bc4 Do you see the mate threat? 25...Rc8 (25...Kh8 26.d4 Bb8+-) 26.Rc5 (26.Rd8!) 26...Kf8+- 27.Rc8 Ke7 28.Rg8 (28.d4 Bd6+-) 28...f5 29.Rh8 (29.d4 Bf6+-) 29...h6 30.Ra8 Kd6 31.Ra7 (31.Ra5 Bf6+-) 31...Kc6 (31...Kc5 32.Be6 b5 33.Bf5+-) 32.Ra5 Bc7 (32...Bf6 33.Rf5 b6 34.e4+-) 33.Rf5 b5 (33...Kb6 34.d4 Kc6 35.Rf7+-) 34.Bb5 Kb6 35.Be2 Bd6 (35...Bd8 36.e4+-) 36.Rf7 Be5 37.f4 Bf6 38.Rf6 (better 38.e4 Bb2+-) 38...gf6 39.Kg2 Kc5 40.Kh3 Kd5 41.Kh4 Ke4 42.Kh5 Kf5 43.Kh6 Ke6 44.h4 Kf5 45.Kg7 Ke6 46.Kg6 f5 47.h5 Ke7 48.Kf5 (48.h6 Kd7 49.h7 Kc8 50.h8Q Kb7 51.Qd8 Kc6 52.Qc8 Kd6 53.Bb5 Ke7 54.Qd7 Kf8 55.Qe8) 48...Kf7 49.g4 Kg7 (49...Ke7 50.h6 Kd6 51.h7 Kc6 52.h8Q Kc7 53.d4 Kb7 54.Qh1 Kb6 55.Qe4 Kc7 56.Qe7 Kc6 57.e4 Kb6 58.Qd7 Ka5 59.Qb5) 50.g5 (50.h6 Kf7 51.Bc4 Ke8 52.g5 Kd8 53.h7 Kc8 54.h8Q Kd7 55.Qb8 Ke7 56.Qc7 Ke8 57.d4 Kf8 58.Qf7) 50...Kh7 (50...Kf7 51.h6 Ke8 52.h7 Kd7 53.h8Q Kc7 54.Qe5 Kc6 55.Qb8 Kc5 56.Ke6 Kc6 57.f5 Kc5 58.Qd6) 51.Bc4 (51.Kf6 Kg8 52.g6 Kf8 53.g7 Ke8 54.g8Q Kd7 55.Qc4 Kd6 56.d4 Kd7 57.Bg4 Ke8 58.Qc8) 51...Kg7 52.h6 Kh7 (52...Kf8 53.Ke6 Ke8 54.h7 Kd8 55.Kd6 Kc8 56.h8Q Kb7 57.Qg7 Ka8 58.Bd5 Kb8 59.Qc7) 53.Kg4 Kh8 54.Kh5 (54.Kh5 Kh7 55.g6 Kh8 56.g7 Kh7 57.g8Q) 1-0. RichardSommer (2065) - mariaeugeniausuga (2070),, 2020.

4.c4 Nf6 5.d4 (5.Bf6 gf6 6.Nc3 Bg7=) 5...Nbd7 (5...cd4 6.Bd4 Qc7 7.Nd2=+) 6.Nf3 (6.e3 cd4 7.ed4 a6=) 6...Qc7 (6...cd4 7.Bd4 Qc7 8.Nbd2=+) 7.Nbd2 (7.e3 cd4 8.ed4 d5=) 7...cd4 8.Nd4 e5 9.Nc2 (9.N4b3 Be7=) 9...a6 10.e3 ab5 11.cb5 b6 (11...Nc5 12.Nb4=+) 12.Rc1 Qd8 (12...d5 13.Nb4 Bc5 14.Na6 Ba6 15.ba6=) 13.Nb4 Bb7 (13...Nc5 14.Be2+=) 14.Nc6+= Bc6 15.bc6 Nc5 16.Bb5 Qc7 17.Nc4 Be7 18.a4 0-0 19.0-0 Rfd8 20.Ba3 Ne8 21.Bc5 bc5 22.e4 Qa7 23.Ne3 Bg5+= 24.Rc3 Be3 25.Re3 Nc7 26.Rd3 Ne8 27.Qa1 Rdb8 28.Qc3+= Qc7 29.Qc4 Rd8 30.f4 Ra7? 31.fe5+- Qe7 32.ed6 Nd6 33.Qc5 (33.Qc5 Raa8 34.Rfd1+-) 1–0. Nebe,Lutz – Coche,Wilhelm, Koblenz–ch, 1995.

4.e3 a6 5.a4 ab5 (5...Nc6 6.Nf3+=) 6.ab5 (6.Bb5 Nc6+=) 6...Ra1 7.Ba1 Qa5 8.Nc3 Bd7 (8...Nf6 9.Nf3+=) 9.Nd5 (better 9.Nf3+-) 9...Bb5?? (better 9...Nf6 10.Bf6 gf6+=) 10.Bb5+- Qb5 (10...Nc6+-) 11.Nc7 Kd7 12.Nb5 f5 13.Qf3 e6 14.Qb7 Ke8 15.Bg7 Bg7 16.Nd6 Kf8 17.Qf7 1–0. GuestXVFN – GuestWZMD,, 2020.

4.e4 e5=.

3.b5 Bd7

4.c4 a6 5.ba6 Ra6 6.e3 Nc6 7.Nc3 Nb4 8.a3 Nc6 9.Nf3 Nf6 10.d3 e5 11.Be2 Be7 12.0-0 0-0 13.Nd5 Nd5 14.cd5 Nb8 15.e4 f5 16.ef5 Bf5 17.d4 ed4 18.Ba6 Na6 19.Re1 Bf6 20.Qb3 Qc8 21.Qb6 Rd8 22.Bc1 Nc7 23.Qb3 b5 24.a4 c4 25.Qb4 ba4 26.Qc4 Qb7 27.Ra4 Qd5 28.Qd5 Nd5 29.Nd4 Nc3 30.Rc4 Na2 31.Nf5 Nc1 32.Rcc1 d5 33.Red1 Bg5 34.Rc7 Re8 35.Rg7 Kh8 36.Rg5 1–0. amator111 (1630) – nightwolf360, kurnik, 2012.

4.c4 b6 5.a4 Nf6 6.d4 e6 7.Nf3 Be7 8.Nc3 0-0 9.e4 Be8 10.d5 ed5 11.ed5 Nfd7 12.Bd3 Bf6 13.0-0 Bc3 14.Bc3 Nf6 15.Re1 Bd7 16.Qc2 h6 17.Nd2 Bg4 18.f3 Bc8 19.Ne4 Ne4 20.Re4 Re8 21.Rae1 Re4 22.Re4 Bf5 23.Rf4 Bd3 24.Qd3 Qg5 25.Rf5 Qg6 26.Qe4+/– Nd7 27.g4 Nf6? 28.Bf6+- gf6 29.Qe7 h5 30.h3 hg4 31.hg4 Qh6 32.Rf6 Qc1 33.Kg2 Qd2 34.Kg3 Qe1?? 35.Qe1 (35.Qe1 Rb8 36.Qe7 Ra8 37.Qf7 Kh8 38.Rh6#) 1–0. iczker – fifi79, kurnik, 2012.

4.e3 a6 5.a4 ab5 6.ab5 Ra1 7.Ba1 Qb6 8.Nc3 Nf6 9.Nf3 e6 10.Be2 d5 11.0-0 Bd6 12.d4 Kf8?? (12...c4!?=) 13.Ne5 (13.Na4 Qa5 14.dc5 Be7+/–) 13...Be5 14.de5 Ne4 15.Ne4+- Bb5? 16.Bb5 de4 17.Bc4 Ke7 18.Qd6! Qd6 19.ed6 Kd6 20.Bg7 Rg8 21.Bc3 Nc6 22.Rd1 Ke7 23.Kf1 Nd8 24.Be5 f6 25.Bd6 Kf7 26.Bc5 Nc6 27.Rd7 Kg6 28.Be6 Ne5 29.Rb7 Rc8 30.Bc8 1–0. ferminkatcho (1760) – jackowskijaca, kurnik, 2011.

4.e3 a6 5.a4 e5 6.Bc4 (better 6.c4+=) 6...Qf6? (6...ab5 7.ab5 Ra1 8.Ba1+=) 7.Nf3 (7.Nc3 Be6 8.Be6 fe6+-) 7...h6 (7...ab5 8.ab5 Ra1 9.Ba1+=) 8.0-0 (better 8.Nc3 e4 9.Nd5 Qb2 10.Ra2+-) 8...g5? (better 8...ab5 9.ab5 Ra1 10.Ba1 Qf5+-) 9.Nc3+- Ne7?? (9...Qd8+-) 10.Ne4 Qg6 11.Nd6! Qd6 12.Be5 Qg6 (12...Qb6 13.Bh8 f6 14.Bd3+-) 13.Bh8 f6 14.Ne1 Bc8 (14...Nf5 15.Bd3 Qf7 16.f4+-) 15.Nd3 b6 (15...Nf5 16.Bd5+-) 16.Qf3 (16.a5 Nd7 17.ba6 ba5 18.Ra5 Nb6 19.Bb5 Kf7+-) 16...Ra7 17.Bf6 (17.a5 ab5 18.Bb5 Bd7 19.ab6 Ra1 20.Bd7 Nd7 21.Ra1 Nb6+-) 17...Bf5 (17...Nd7 18.Bc3 Bb7 19.Qg4+-) 18.Bb2 (better 18.Bc3 Bg7+-) 18...ab5 (18...Be4 19.Qg3 Nd7 20.a5 ba5 21.ba6+-) 19.Bb5 (19.Ne5 bc4 20.Ng6 Bg6+-) 19...Kf7 (19...Bd7 20.Ne5 Qg8 21.Qh5 Kd8+-) 20.Ne5 (20.Ne5 Kg7 21.Ng6 Kg6 22.g4+-) 1–0. GuestPKCS – GuestTWBS,, 2020.

3.b5 Nd7

4.a4 Qb6 5.e3 Ngf6 6.c4 e5 7.Nf3 g6 (7...e4 8.Ng1=) 8.d4 cd4 9.ed4 ed4 (9...e4 10.Nfd2+=) 10.Bd4 Qc7 11.Be2 Bg7 12.0-0 0-0 13.Bb2 (13.a5 Re8+=) 13...Nc5 14.Nc3 Bg4 15.h3 Bf5 16.Nd4 Be4 (16...Be6 17.a5=) 17.Bf3 (17.f3 Bf5+/-) 17...Rfe8 (17...Bd3 18.Be2 Be2 19.Qe2=) 18.Ne4+= Nce4 19.Qc2 (19.Rc1 Re7=) 19...d5 (19...Rac8 20.Rfc1=+) 20.Rac1 (20.cd5 A) 20...Nd5? 21.Be4 Qc2 22.Bc2+- (22.Nc2?! Re4 23.Bg7 Kg7=); B) 20...Qc2 21.Nc2 Nd5 22.Bg7 Kg7=) 20...Qe5 (20...Qc4 21.Qc4 dc4 22.Rc4 Nd2-/+) 21.cd5+= Qg5 (21...Ng5!?+=) 22.Rfe1+/- Rac8?? (better 22...Nd6 23.Qb3 Rad8+/-) 23.Qc8+- (23.Re4?! Rc2 24.Re8 Ne8 25.Rc2 Qd8+=) 23...Rc8 24.Rc8 (24.Be4 Rc1 25.Bc1 Qe5=+; 24.Re4?? Rc1 25.Kh2 Ne4 26.Bc1 Qc1-+) 24...Bf8 25.Ba3 (25.Be4 Nd7+-) 25...Nd7 (25...Qd2 A) 26.Bf8?! Qf2 (26...Qe1 27.Kh2 Nd2 28.Bh6 Ne8 29.Be2 Nf1 30.Bf1+-) 27.Kh1 Qe1 28.Kh2 Qg3 29.Kg1 Qf2 30.Kh2 h6=; B) 26.Rf8 Kg7 27.Rd1 Qf2 28.Kh1 Qa2=; C) 26.Re4 Ne4 27.Be4 Qe1 28.Kh2 Qe4 29.Bf8 h5+-; D) 26.Kh2 Qf2 27.Re4 (27.Be4?! Ng4 28.hg4 Qh4 29.Kg1 Qe1 30.Kh2 Qh4 31.Kg1 Qe1 32.Kh2 Qh4 33.Kg1 Qe1=) 27...Ne4 28.Be4 (28.Bf8?! Qg3 29.Kh1 Qe1 30.Kh2 Qg3 31.Kg1 Qf2 32.Kh2 Qg3=; 28.Rf8?! Kg7+/-) 28...Qf4 29.g3 Qe4 30.Bf8+- (30.Rf8 Kg7 31.Bc5 b6-+)) 26.Bg4 (26.Re4 Kg7 27.Ne6 fe6 28.de6 Nc5 29.Rc7 Be7 30.Bc5 Qc1 31.Kh2 Qc5 32.Rc5 Bc5+-) 26...f5 (26...Qd5 27.Bd7 Qd4 28.Re4 Qe4 29.Bf8 h5+-) 27.Bf3 (better 27.Bf8 Nf8 28.Rf8 Kf8 29.Ne6 Kf7 30.Ng5 Ng5 31.Bf3+-) 27...Qd2+/- 28.Rd1 Qf2 29.Kh2 (29.Kh1 Ng3 30.Kh2 Nf1 31.Rf1 Qd4 32.Rd1 Qf4 33.Kh1+-) 29...Qg3= 30.Kh1?? (30.Kg1 Qf2 31.Kh1 Ng3 32.Kh2 Nf1 33.Rf1 Qd4 34.Bf8 Nf8 35.Rd1 Qf4 36.Kh1+-) 30...Nf2-+ 31.Kg1 Nd1?? (31...Nh3 32.Kh1 Nf2 33.Kg1 Nd1 34.Ne6-+) 32.Ne6? (32.Bf8 Kf7 33.Ne6 Nf8 34.Rf8 Ke7 35.b6 ab6 36.Bd1 Qe1 37.Kh2 Qd1 38.Rd8-+) 32...Qf2?? (32...Qe1 33.Kh2 Ne3 34.Bf8 Nf1 35.Kg1 Nd2 36.Kh2 Nf3 37.gf3 Qf2 38.Kh1 Qf3 39.Kh2 Qd5 40.Bb4 Kf7 41.Nd8 Kf6 42.Bc3 Kg5-+) 33.Kh2= Ne3 34.Bf8 Nf1 35.Kh1 Ng3 36.Kh2 Nf1 37.Kh1 Qe3?? (better 37...Ng3 38.Kh2 Nf1=) 38.Bh6 Kf7 39.Rf8 Nf8 (39...Nf8 40.Nd8 Ke7 41.Be3 Ne3 42.Nb7 Nd7+/-). RichardSommer (2030) - KatilBedo03 (1950),, 2020.

4.a4 e5 5.e4=.

4.e3 a6 5.a4 ab5 6.ab5 (6.Bb5!? Ngf6 7.Nf3+=) 6...Ra1= 7.Ba1 Ngf6 8.Nf3 b6 (8...e5 9.d3=+) 9.Be2 g6 10.0-0 Bg7 11.c4 e6 (11...0-0 12.Nc3=) 12.d3 0-0 13.Nbd2 Bb7 14.Qc2 d5 15.d4 (15.Bc3 Ne8=) 15...dc4 16.Bc4 (16.Rc1 c3 17.Bc3 Nd5=) 16...cd4 (16...Qe7 17.dc5 Nc5 18.Bd4=) 17.Bd4 Nd5 (17...Ng4 18.h3 Nge5 19.Be2=) 18.Bd5 (18.Ra1 Bd4 19.Nd4 Nc5=) 18...Bd5= 19.Bg7 Kg7 20.e4 Bb7 21.Nc4 White intends e5 21...Nc5 22.Qc3 Kg8 23.e5 Bf3 24.Qf3 Qc7 (24...Qd4!? 25.Nb6 Nd3=) 25.Nd6+= Qe7 26.Qc6 Nd7 (26...Nd3 27.f4 Rb8 28.Qe4+=) 27.f4+- f6 28.ef6 Rf6 29.Nc4 (29.Nc8 Qf7 30.Qc7+-) 29...Qc5 (29...Rf5!?+-) 30.Qc5+- Nc5 (30...bc5 31.Rd1 Rf7 32.g3+-) 31.Nb6 e5 (31...Nd3 32.g3 Rf7 33.Rd1+-) 32.Nd5 Rf5?? (32...Re6 33.b6 Rd6 34.Ne7 Kg7+-) 33.Ne7 Kf7 34.Nf5 gf5 35.fe5 Ke6 (35...Ke8 36.Rc1 Na4 37.Rc4+-) 36.Rc1 Na4 (36...Nb7+-) 37.Rc4 Nb6 38.Rc6 Ke5 39.Rb6 (39.Rb6 h6 40.Rh6 Kf4 41.b6 Kg5 42.Rh3 Kf6 43.b7 f4 44.b8Q Ke6 45.Rh6 Kd5 46.Qb5 Ke4 47.Qc4 Ke5 48.h4 f3 49.gf3 Kf5 50.Qe4) 1–0. guest396 – guest755,, 2019.

3.bc5 dc5

4.c4 e6 5.e3 Nf6 6.Nf3 Bd6 7.Be2 Nc6 8.0-0 e5 9.d4 ed4 10.ed4 cd4 11.Nd4 0-0 12.Bf3 Nd4 13.Qd4 Qc7 14.h3 Bf5 15.Nd2 (15.Na3 a6=+) 15...Rad8=+ 16.Qc3 Rfe8 17.Rfc1?? (better is 17.Rfe1!?=+) 17...Bf4 (better is 17...Bh2!? 18.Kh1 Be5 19.Qb4–+) 18.Rd1 Be5 19.Qb3 Bb2 20.Qb2 Rd3 21.Nb3 Red8 22.Rd3=+ Rd3 23.c5 Qd7 24.Na5 b6 25.cb6 ab6 26.Qb6 h6 27.Nc6 Be4 28.Ne5 Qd6 29.Qd6 Rd6 30.Be4 Ne4 31.a4 Nc3 32.a5+- Ra6 33.Nd7 Ne4 34.f3 Nd6 35.Nc5 Ra7 36.a6 Kh7 37.Rd1 Nb5 38.Rd7 Rd7 39.Nd7 Kg6 40.Kf2 f6 41.Ke3 Kf7 42.Kd3 Ke6 43.Kc4 Na7 44.Nc5 Kd6 45.g4 Kc6 46.f4 Nc8 47.Kd4 g5 48.fg5 hg5 49.Ne4 Kb6 50.Nf6 Ka6 51.Ke5 Kb6 52.Kf5 Kc6 53.Kg5 Kd6 54.Kg6 Ke6 55.h4 Ne7 56.Kg7 (56.Kg7 Nc6 57.h5+-) 1–0. carocan (1785) – ganiu, kurnik, 2011.

4.e3 a6 5.a3 Bf5 6.h3 g6?? (better is 6...Nf6=) 7.g4 (better is 7.Bh8 Nf6+-) 7...Nf6 8.gf5 gf5 9.Bg2 Rg8 10.Bb7 Ra7 11.Bf3 Qa5 12.Bc3 Qc7 13.Ne2 e6 14.Nf4 Bd6 15.Nd3 Ke7 16.Bb2 c4 17.Nb4 a5 18.Bf6 Kf6 19.Nc6 Nc6+= 20.Bc6 Qc6+= 21.Rf1 Qg2 22.Qe2 Qh3 23.Nc3 Rg2 24.Nb5 Rd7 25.Qc4 Be5 26.0-0-0 Qf3 Black prepares the advance f4 27.d4 Bh2 28.Qc3 f4 29.d5+= Ke7?? 30.d6+- Ke8 31.Qh8 (31.Qh8 Rg8 32.Qg8) 1–0. cogit – asmera, kurnik, 2012.

4.e3 a6 5.a4 h5 6.Nf3 Rh6 7.Be2 Rb6 8.Bc3 Nh6 9.0-0 Ng4 10.h3 Nh6 11.Na3 Rc6 12.Ne5 Rb6? (12...Re6 13.Bc4 Rf6 14.Qh5+-) 13.Nac4 (13.Bh5?! Nd7+-) 13...Rf6 14.Bh5 Rf5 15.e4 Rf6 16.Nf3 Re6 17.Ng5 Rc6 18.Qf3 (better is 18.Ne5 g6 19.Nc6 Nc6 20.Be2+-) 18...g6+/– 19.Ne5 Rf6 20.Qe2?? (better is 20.Nef7 Rf3 21.Nd8 gh5 22.Nde6 Rc3 23.dc3 Be6 24.Ne6+/–) 20...gh5= 21.Qh5 Bg7?? 22.Nef7!+- Rf7 23.Bg7 Kd7 24.Bh6 Rf4 25.Nf3 Re4 26.Qd5 Kc7 27.Qe4 Qh8 28.Bf4 Kb6 29.Rab1 Ka5 30.Be5 Bd7 31.Bh8 Ba4 32.Bc3 1–0. ariank – bokserwr, kurnik, 2011.

4.e3 a6 5.h3 Nc6 6.a3 Nf6 7.g4 g5 8.Bg2 Bg7 9.Ne2 0-0 10.0-0 h6 11.f3 e5 12.c4 Na5 13.d3 Be6 (better is 13...Qd6=) 14.Nd2?? (14.Be5 Re8 15.f4 gf4 16.ef4 Qd7+/–) 14...Qb6?? (better is 14...Qd3 15.Bc3 Nc4 (15...Qe3?! 16.Rf2=) 16.Nc4 Bc4 17.Qd3 Bd3–+) 15.Be5+= Rad8? (15...Ng4!? 16.Rb1 Qd8 17.fg4 Be5+=) 16.Qc2 Nc6 17.Bh2 Ne4?? 18.Rab1+- Qa5 19.Ne4 Qa3 20.Rb7 Rd3 21.Nd6 Re3 22.Ng3 Be5? 23.Nde4?? Nb4 24.Qc1 Nd3?? 25.Qa3+- Nf4 26.Qe3 Bc4 27.Qc5 Bf1 28.Bf1 Nh3 29.Bh3 Bf4 30.Nf6 (30.Nf6 Kg7 31.Ngh5 Kg6 32.Qc2) 1–0. cogit – asmera, kurnik, 2012.

4.e3 b5?? 5.Qf3+- (5.Bb5?! Bd7 6.a4 a6+/–) 5...e6 6.Qa8 e5 7.Qb8 f5 8.Bb5 Ke7 9.Nf3 f4 10.Qa7 Kf6 11.Ne5 g5 12.Qf7 1–0. pierre (2200) – katanjake, internet, 2007.

4.e3 b6 5.Bc4 Ba6? 6.Bf7!+– Kf7 7.Qf3 Ke8 (7...Nf6 8.Qa8 Qd5 9.Qd5 (9.Qb8 Qg2 10.d3 Qh1=+) 9...Nd5 10.Nf3+–) 8.Qa8 (8...Qc7 9.Qf3+–) 1–0. Wall,Bill – Armour, Internet, 2005.

4.e3 b6 5.Bc4 Bb7 6.Nf3 Nf6+=.

4.e3 b6 5.Qf3 Nc6 6.Bb5+– (< 6.Qc6 Bd7 7.Bb5 f6 8.Qd7 Qd7+–).

4.e3 b6 5.Nf3 Bb7 6.c4 Nd7 7.Be2 Ngf6 8.0-0 g6 (8...e6 9.d3=) 9.Nc3 Bg7 10.a4 0-0 11.a5 Re8 12.ab6 ab6 (12...Nb6 13.d4=) 13.d4 Qc7 (13...cd4 14.Ra8 Qa8 15.ed4+=) 14.d5 Qd6 (14...Ra1 15.Qa1 Ra8 16.Qd1+=) 15.h3 (15.Nb5 Qb8+/-) 15...Ba6 (15...Ra1 16.Qa1 Ra8 17.Qb1+=) 16.Qb3 e5 The passed pawn on d5 quickly leads to threats 17.Nb5 Bb5 18.Qb5 (18.cb5?! e4 (18...Qd5? 19.Bc4 Qb7 20.Bf7 Kh8 21.Be8 Re8 22.Ng5+-; worse 18...Nd5 19.Bc4+-) 19.Ra8 Ra8=) 18...Ra1 19.Ra1 e4 (19...Rd8 20.Ra7+/-) 20.Nd2 h5 21.Ra7 g5? (21...Rd8!?+/-) 22.Bf6 (better 22.Bh5!? Nh5 23.Rd7 Qb8+-) 22...Nf6 23.Rb7 (23.Bh5!? Rf8 24.Bd1 Rb8+-) 23...Rb8+/- 24.Rb8 Qb8 25.Qc6 g4 26.hg4 hg4 27.d6 Qd8? (27...Bf8 28.d7 Qd8 29.Ne4 Ne4 30.Qe4 Qd7 31.Bg4+/-) 28.Ne4 (better 28.Qc7 Qd7 29.Qd7 Nd7 30.Bg4+-) 28...Ne4+/- 29.Qe4 Qd6 30.Bg4 Qf6 (30...Qe5 31.Qa8 Kh7 32.Qd8+/-) 31.g3+- Kf8 32.Bf3 Kg8 33.Qc6 (33.Qa8 Bf8+-) 33...Qc6+/- 34.Bc6 Kf8 35.f4 Ke7 36.Kf2 Kd6 37.Bd5 Bc3? (better 37...Ke7+-) 38.Bf7 Bf6 39.Bg8 Bg7 40.e4 Bf6 (40...Bc3 41.Kf3+-) 41.e5 Be5 42.fe5 Ke5 43.Kf3 Kd4 (43...Kf5 44.g4 Kg5 45.Be6+-) 44.Bd5 (better 44.Kf4 Kc3 45.g4 Kd3+-) 44...b5 (44...Ke5 45.g4 Kd6+-) 45.cb5 Kd5 46.b6 c4 (46...Kc6 47.g4 Kb6 48.g5+-) 47.g4 (better 47.b7 Kd4+-) 47...Kc6 48.g5 c3 49.g6 (49.g6 c2 50.b7 Kb7 51.g7=; better 49.Ke2+-) 1-0. RichardSommer (2110) - BbMmFf (2160),, 2020.

4.e3 Nd7 5.Nf3 Ngf6 6.Be2 g6 7.0-0 Bg7 8.c3 Nd5 9.d4 cd4 10.cd4 N7f6 11.Nc3 Nc3 12.Bc3 Ne4 13.Bb2 0-0 14.Bd3 Nd6 15.Qb3 Be6 16.Qd1 b6 (16...Bc8 17.Qe2+=) 17.a3 Bg4 18.h3 Be6 19.Qe2 Qd7 20.Rfc1 Rac8 21.Ba6 Rc1 22.Rc1 b5 23.Ne5 Be5 24.de5 Bc4?? (better is 24...Nc4 25.a4 Nb2 26.Qb2 ba4=) 25.Qd2+- Qc6 26.ed6 ed6 (26...Qd6 27.Qd6 ed6 28.a4+-) 27.Bb5! Qb5 28.Qc3 f6 29.Qc4 Qc4 30.Rc4 Rb8 31.Bf6 Kf7 32.Bd4 Rb1 33.Kh2 a6 34.Rc6 Ke6 35.Ra6 Rf1 36.Kg3 h5 37.h4 g5 38.hg5 h4 39.Kh4 Rf2 40.g3 Rh2 41.Kg4 Kd5 42.a4 Rc2 43.a5 Ra2 44.Ra8 Kc6 45.a6 Kc7 46.a7 Kb7 47.Rb8 Kc7 48.a8Q Ra8 49.Ra8 (49.Ra8 Kd7 50.g6 Ke6 51.g7 Kd5 52.g8Q Kc6 53.Ra6 Kb5 54.Qb3 Ka6 55.Qb6) 1–0. Fournier,Frederic (2090) – NN, jeu.europe–, 2013.

4.e3 e5 5.Be5 Nc6 6.Bb2 h6 7.Nf3 Be7? (7...Nf6 8.Na3+/–) 8.Be2 (better is 8.Bg7!? Rh7 9.Bc3+-) 8...Bf6 9.Bf6 Qf6 10.Nc3 Bg4 11.0-0 Rd8 12.h3 Bf3 13.Bf3 (13.gf3?! Qg6 14.Kh2 Qd6 15.f4 Qd2=) 13...Nge7 14.Ne4 Qe5 15.c3 a6 (better is 15...c4!?+/–) 16.d4+- cd4 17.cd4 Qc7 18.Rc1 0-0 19.Qb3 Qb8 20.Nc5 b5 21.Na6 Qb7 22.Nb4 Nb4 23.Bb7 Rb8 24.Qb4 Rb7 25.Rc5 Rfb8 26.Rfc1 g5 27.e4 Ra8 28.Rb5 Rb5 29.Qb5 Ra2 30.Qe8 Kg7 31.Qe7 (31.Qe7 Ra4 32.Rc7 Ra1 33.Kh2 Ra8 34.Qf7 Kh8 35.Qg7#) 1–0. ourang – acework, kurnik, 2012.

4.e3 e6 5.Nf3 Nf6 6.c4 Be7 7.Be2 b6 8.0-0 (8.Ne5 a6+=) 8...Bb7 9.Nc3 0-0 10.h3 (10.Rb1 Nc6=) 10...Nbd7 11.d4 Rc8 (11...cd4 12.Qd4 Qb8 13.Qh4=+) 12.a4 Qc7 (12...cd4 13.Qd4 a6 14.Qf4=+) 13.dc5 (13.d5 ed5 14.cd5 Rfd8=) 13...Nc5 (13...Bc5 14.a5=+) 14.Nd4 (better 14.Nb5!? Qd7 15.Na7=) 14...Rfd8-/+ 15.Ndb5?? (better 15.Qc2-/+) 15...Rd1-+ 16.Nc7 Rf1 (16...Ra1 17.Ra1 Rc7 18.a5-+) 17.Kf1 Rc7 18.Nb5 Rd7 19.Na7 Rd2 (19...Bg2 20.Kg2 Ra7 21.Bd4-+) 20.Bc3 Rc2 21.Bb4 (21.Nb5 Nfe4 22.Be1 Bf6-+) 21...Nfe4 (21...Nb3 22.Be7 Na1 23.f3-+) 22.Nb5 (22.Rd1 Ra2-+) 22...Bf6 (better 22...Nb3!? 23.Be7 Na1 24.g4-+) 23.Rd1 (23.Nd4 Bd4 24.ed4 Nb3-+) 23...h6 (23...Na4!? 24.Be1-+) 24.Bc5 (24.a5 ba5 25.Ba5 Nf2 26.Kf2 Ne4 27.Kg1 Re2-+) 24...Nc5 25.Nd6 (25.g3 Na4 26.Rd7 Nc5-+) 25...Be4 (25...Bg2 26.Kg2 Re2 27.Kf3-+) 26.Ne4 (26.g3 Bc6-+) 26...Ne4 27.Bd3 (27.g3-+) 27...Nc3 (better 27...Rf2 28.Kg1 Nc3 29.Kf2 Nd1 30.Kf3 Nb2-+) 28.Bc2+= Nd1 29.Bd1 Bc3 30.Ke2 Kf8 31.Kd3 Ba5 32.Bf3 Ke7 33.Ke4 (33.h4 g5+=) 33...Kd6 (33...Be1 34.g4=) 34.Kf4 (34.Bd1 f5 35.Kd3 e5+=) 34...Ke7 (34...Be1 35.Kg3=) 35.Be2 Kf6 36.e4 (36.Ke4 Ke7+=) 36...Be1 (36...Bd2 37.Kf3+=) 37.e5+= Ke7 38.Ke3 f6 39.f4 (39.Bd3 Bc3+=) 39...fe5 (39...g5 40.Bd3+=) 40.fe5 Bg3 41.Ke4 Bf2 42.Bg4 Bc5 43.Bf3 g5 44.g4 Kd7 45.Be2 Kc6 46.Bf1 Kb7 47.Be2 (47.Bg2 Kc6+=) 47...Ka6 (47...Kc6!?=) 48.Bd1 Ka5 49.Kd3 Kb4 (49...Bf2+=) 50.Bc2 (better 50.Bf3+/-) 50...Bd4?? (50...Be7 51.Ke4=) 51.Bd1 (51.Kd4 Ka5 52.c5 bc5 53.Kc5+-) 51...Be5=+ 52.Bc2 Bf4 53.Bd1 Kc5 54.Bc2 b5 (better 54...e5=) 55.Bd1?? (better 55.cb5!? e5 56.Ke4+/-) 55...b4 (better 55...bc4!? 56.Ke4 Kb4-/+) 56.Bb3= Kd6 57.Ke4 e5 58.Kf5 Kc5 59.Kg6?? (better 59.a5=) 59...Kd4 (59...e4!? 60.a5 e3 61.a6-+) 60.Kh6?? (better 60.a5 e4 61.a6-+) 60...e4-+ 61.c5 (61.a5 e3 62.a6-+) 61...e3 62.c6 (62.Bd1 b3! 63.Bb3 e2-+) 62...e2 63.Bc2 (63.c7 Bc7 64.Kg5 e1Q-+) 63...e1Q 64.Bf5 Qh4 (64...Qh4 65.Kg6 Qh8-+) 0-1. RichardSommer (2110) - ali313only (2045),, 2020.

4.e3 Bf5 5.Nf3 e6 6.Be2 Nf6 7.0-0 Be7 8.d3 0-0 9.Nbd2 h6 (9...Nfd7 10.e4 Bg4 11.h3=) 10.e4 Bg6 11.Ne5 Bh7 12.Ndf3 Nbd7 13.Nd7 Nd7 14.Rb1 b6 15.Ne5 (15.Qd2 Bf6=) 15...Ne5= 16.Be5 Bd6 17.Bd6 Qd6 18.Qd2? (18.Qc1 e5=) 18...f5 (better is 18...Be4 19.a3 Qd5–/+) 19.ef5= Bf5 20.Bf3 Rab8 21.Rfe1 Rf6 22.Qe3 Rg6 23.g3 Re8? 24.Qe5 Qe5 25.Re5 Bg4 26.Bc6 Re7 27.Rbe1 Rf6 28.f4 Kf7 29.Kg2 Bh5?? 30.Bd5 Bg6 31.g4 Rf4= 32.Be6 Kf8 33.Bf5 Re5 34.Re5 Bf5 35.Rf5+= Rf5 36.gf5 Kf7 37.Kf3 Kf6 38.Kf4 g5 39.fg6 Kg6 40.c3 h5 41.h4 Kf6+/– 42.d4 cd4 43.cd4 Ke6? 44.Kg5+- Kd5?? 45.Kh5 Kd4 46.Kg5 a5 47.h5 b5 48.h6 a4 49.h7 b4 50.h8Q Kd3 51.Qd8 Kc2 52.Qc7 Kb2 53.Qh2 Ka3 54.Kf4 b3 55.ab3 ab3 56.Ke3 b2 57.Qc2 Ka2 58.Qc4 Ka1 59.Qa4 Kb1 60.Kd3 Kc1 61.Qc2 1–0. Fournier,Frederic (1795) – gilb, Active, 2006.

4.e3 f6 5.h3 (better is 5.Qh5!? g6 6.Qc5+/–) 5...e5= 6.a3 Bd6 7.Nf3 Nc6 8.Be2 h5 (8...e4 9.Nh2+=) 9.0-0 Nh6 10.Nh2 Nf5 (10...g6!?=) 11.Bh5+= Ke7 12.Bg4 g5 13.Nc3 Nh4 14.Nd5 Kf7 15.Bc8 Qc8 16.Ng4 Ng2? (better is 16...f5 17.f4 gf4 18.ef4 ef4 19.Bh8 Qh8+/–) 17.Kg2+- f5 18.Ngf6 g4? (18...Rh6+-) 19.hg4 fg4 20.Rh1 Rh3 21.Qg4 Rh1 22.Rh1 Qg4 23.Ng4 e4 24.Rh7 Ke6 25.Nc3 b5 26.Nb5 Be7 27.Nc7 Kd6 28.Na8 Bg5 29.Rg7 Be7 30.Rg6 Kd7 31.Rg7 Ke8?? 32.Nc7 Kf8 33.Rg6 Nd8 34.Bg7 Kf7 35.Ne5 Kg8 36.Bf6 Kf8 37.Bg7 Kg8+- 38.Bh6 Kh7 39.Ra6 c4 40.Bf4 Bc5 41.Nd7 Nb7 42.Ne6 Kg6 43.Nec5 Kf5 44.Nb7 Kg4 45.Ne5 Kf5 46.Nd6 Ke6 (46...Ke6 47.Nc8 Kd5 48.Rc6 c3 49.Ne7#; 46...Kf6 47.Ne4 Ke7 48.Bg5 Kf8 49.Rf6 Kg8 50.Rg6 Kf8 51.Nd6 c3 52.Nd7#). cogit – rolixxx72, kurnik, 2012.

4.e3 Nf6 5.Bc4 g6 6.Nf3 Bg7 7.0-0 0-0 8.d4 cd4 9.ed4 a6 10.a4 Qc7 11.Bb3 Bg4 12.Nbd2 Nc6 13.h3 Bf3 14.Nf3 Na5 15.Re1 Nb3 16.cb3 Rac8 17.Rc1 Qb6 18.Rc8 Rc8 19.Re7 Nd5 20.Re1 Nb4 21.Ne5 Nc2 22.Nc4 Qb3 23.Nd6 Qb2 24.Nc8 Ne1 25.Qe1 Qd4 26.Qe8 Bf8 27.a5 Qc5 28.Nb6 Qa5 29.Nd7 Qa1 30.Kh2 Qg7 31.g4 h6 32.Qc8 Kh7 33.Nf8 Kh8 34.Ng6 Kh7 35.Nf8 Kh8 36.Ne6 Kh7 37.Ng7 Kg7 38.Qb7 1–0. tns1 (1700) – julo12, kurnik, 2012.

4.e3 Nf6 5.Nf3 Nc6 6.Bc4 (6.Bd3 g6=) 6...e6 7.Nc3 (7.0-0 Be7+=) 7...Be7 8.0-0 a6 9.a4 0-0 10.Qe2 e5 (10...Bd7 11.d4+=) 11.h3 (better is 11.d3+=) 11...Bh3? (better is 11...Qd6+=) 12.gh3+- Nh5 (12...Qd7 13.Ng5 Na5+-) 13.Kh2 Bd6 14.Ne4 Nf6 15.Nfg5 Ne4 16.Ne4 Nb4 17.Qh5 Be7 18.Rg1 Kh8 19.Rg7! Kg7 20.Be5 Kg8 21.Rg1 Bg5 22.Rg5 Qg5 23.Qg5# 1–0. pierre – patagonic, internet, 2009.

4.e3 Nf6 5.h3 e6 6.Nf3 Be7 7.Bd3 Nc6 8.0-0 b6 9.Ne5 Ne5 10.Be5 Bb7 11.Nc3 0-0 12.Nb5 Nd5 13.Qg4 f6 14.Bf4 Nf4 15.Qf4 Qd5 16.e4 Qg5 17.Qg3 f5 18.Qg5 Bg5 19.f4 fe4 20.Bc4 Bf6 21.Be6 Kh8 22.Rab1 a6 23.Nd6 Bd4 24.Kh1 Rf6 25.f5 Bd5 26.Nf7 Rf7 27.Bd5 Rf6 28.Ba8 b5 29.Be4 b4 30.d3 Bc3 31.Rb3 h6 32.a3 a5 33.ab4 ab4 34.Rf3 Ra6 35.Rf2 Bd4 36.Re2 Be5 37.g4 Bd4 38.Kg2 Bf6 39.Kf3 Bd4 40.Kf4 Bf6 41.Rh2 Ra5 42.h4 Ra6 43.g5 Bd4 44.gh6 gh6 45.Kg4 Kg7 46.Kh5 Kf6 47.Rg2 Ke5 48.Rg6 Rg6 49.Kg6 Be3 50.h5 Kf4 51.Kf6 1–0. riditko – peterh, kurnik, 2012.

4.e4 b6 5.Qf3 Bb7 6.Bb5 Nd7 7.Ne2 a6 8.Bc4 Ngf6 9.Bf6 gf6?! 10.Qb3 b5?? 11.Bf7# 1–0. vik – dani, Internet, 2001.

4.e4 Qb6 5.Qc1 Nf6 =.

4.e4 Nc6 5.Bc4 Nf6 6.Nc3+= Bg4 7.Nf3 e6 8.h3 Bh5 9.g4 Bg6= 10.e5 Nd7 11.Qe2 Qc7 12.Nb5= Qb8 13.0-0 a6 14.Na3 Nde5?? 15.Ne5 Ne5? 16.Be5 Bd6 17.Bg7 Rg8 18.Bf6 Qc7 19.Rab1 Be4 20.Qe4 Bh2 21.Kh1 Rg6 22.Rb7 Qd6 23.Re7 Kf8 24.Qa8 Qb8 25.Qf3 Bf4 26.g5 Bg5 27.Be6! Bf6 28.Rf7 Ke8 29.Qc6 (29.Qc6 Kd8 30.Qd7) 1–0. erneste – ubbes, internet, 2011.

4.e4 e6 5.Nf3 (better is 5.Nc3+=) 5...f5? (better is 5...Nc6!?+=) 6.Nc3 (6.ef5 ef5 7.Bc4 Qe7 8.Be5 Nc6+-) 6...fe4 7.Ne4 Qd5 8.Nfg5 Qd7 9.Qh5 g6 10.Qh4 Bg7 11.Nd6!! Kd8 12.Ne6# 1–0. pierre – poppo, internet, 2010.

4.e4 Nf6 5.Bb5 (5.Nc3 Nc6=) 5...Nc6 6.Nc3 g6 7.Nf3 Bg4 (7...Bg7 8.Ba3 Qb6 9.Rb1=) 8.h3 (8.e5 Nd5 9.h3 Bf5+=) 8...Bf3 9.Qf3 Bh6 (9...Bg7 10.Qe3+=) 10.Nd5 Qa5?? (better is 10...Bg7+=) 11.Nf6+- Kf8 12.Bc6 Qd2 13.Kf1 (13.Kf1 bc6 14.Bc1 Qc1 15.Rc1 Bc1 16.Nd7 Kg8 17.Ne5+-) 1–0. pierre – hiopp, internet, 2010.

4.e4 g6?? 5.Bh8+- Nf6 (5...Bh6 6.Nf3+-) 6.Bb5 Bd7 7.Bd7 Qd7 8.Nc3 Bh6 9.Nf3 Bd2 10.Qd2 Na6 11.Qd7 Kd7 12.Bg7 Nh5 13.0-0 Nf4 14.Rfd1 Kc7 15.Nd5 Kc6 16.Nf4 Nb4 17.Nd4 cd4 18.Rd4 Nc2 19.Rc1 Re8 20.Rc2 Kb6 21.Nd5 Ka6 22.Rc3 e6 23.Nc7 Kb6 24.Ne8 a5 25.a4 f6 26.Rd6 Ka7 27.Rc8 h6 28.Bf6 b5 29.Rc7 Kb8 30.Rd8 1–0. retard – katanjake, internet, 2007.

4.Nf3 a6 5.g3 Nc6 6.Bg2 e6 7.0-0 Nf6 8.d3 Be7 9.Nbd2 0-0 10.Qc1 Bd7 11.a3 Rc8 12.c4 Ne8 13.Bc3 f5 14.Qb2 Bf6 15.Nb3 Bc3 16.Qc3 Ne7 17.Ne5 Ng6 18.Bb7 Rb8 19.Ba6 f4?? 20.Nc5 fg3 21.hg3 Nh4 22.Ned7 Rf5 23.Qd4 (23.Qd4 Rc5 24.Qc5 Qd7 25.Bb5+-; 23.gh4 Qh4 24.Qe5 Rg5 25.Qg5 Qg5 26.Kh2 Qh4 27.Kg2 Qg4 28.Kh1 Qh5 29.Kg1 Qg4 30.Kh2 Qh4 31.Kg1 Qg5 32.Kh2 Qh4=; 23.Nb8 Rc5 24.d4 Rc7+-) 1–0. linakip – gutek2550, kurnik, 2011.

4.Nf3 b5 5.e4 Bd7 6.d3 a5 7.Be2 Nc6 8.0-0 e6 9.Nbd2 Be7? (better is 9...Rb8!?+=) 10.c4 (10.Bg7 Bf6 11.Bh8 Bh8+-) 10...b4 (better is 10...Nd4 11.Nd4 cd4 12.Bd4 f6+-) 11.Nb3?? (11.Bg7 Bf6 12.Bh8 Bh8+-) 11...a4? 12.Nbd2 a3? 13.Bc1?? Nf6= 14.Rb1 0-0 15.Nb3 Na5 16.Be3 Nb3–/+ 17.ab3 a2 18.Ra1=+ Qa5 19.Qc2 Ra7 20.Ne5 Rfa8 21.f4 Bd6 22.Nd7 Nd7 23.e5 Be7 24.Bf3+= Rd8 25.Rf2 Bh4 26.g3+/– Be7 27.Ra2 Qa2 28.Qa2+- Ra2 29.Ra2 Nb6 30.Be4 f5 31.ef6! gf6 32.Ra6 f5 33.Rb6 fe4 34.de4 Rd3 35.Kf2 Rb3 36.Re6 Kf7 37.Rc6 Rb2 38.Kf3+- Rb3 39.Ke2 Rb2 40.Kd1 Rh2 41.Bc5 Bc5 42.Rc5 b3 43.Rb5 b2 44.c5 Ke7 45.f5 Kd7 46.e5 Kc6 47.Rb3 Kc5= 48.e6 Kc4 49.Rb8 Kd3 50.Rd8 Kc3 51.Rc8 Kd3 52.Rd8 Ke3 53.Rb8 Rd2 54.Ke1+- Re2 55.Kf1 Rc2?? 56.e7 Rc1 57.Kg2 b1Q 58.e8Q Qe4 59.Qe4 Ke4 60.f6 Rc2 61.Kh3 Rf2 62.Rh8 Rf1 63.Kg4+- Ke5 64.Rh7?? Kf6+/– 65.Rh6 Kg7 66.Ra6 Rg1 67.Kf4 Kg8 68.g4 Rf1 69.Kg5 Rg1 70.Kg6?? Rf1 (70...Rf1 71.Ra8 Rf8 72.Rf8 Kf8+-) 1–0. bratek55 (1615) – martin32t (1650), kurnik, 2011.

4.Nf3 Qb6 5.Qc1 (5.Bc3 Nf6=) 5...e6 (5...Nc6 6.Na3=) 6.e3 Bd7 7.Be2 Bb5 8.c4 (8.d3 Nf6+=) 8...Bc6= 9.0-0 Be7?? (better is 9...Nf6+=) 10.Bg7+- (10.Bg7 Bf6 11.Bh8 Bh8 12.Nc3+-) 1–0. Fournier,Frederic (1820) – MISFITS (1680), Active (5/0), 2005.

4.Nf3 Nc6 5.e3 Bd7 6.Na3 Nf6 7.Rb1 g6 8.Bf6 ef6 9.Rb7 Bg7 10.h4 Na5 11.Rb1 0-0 12.h5 f5 13.c3 Qe7 (13...f4 14.Nc4+=) 14.Bb5+/- Nc6 15.h6 Bh8 (15...Bf6 16.0-0+/-) 16.0-0 a6 17.Ba4 Ne5 18.Ne5 Ba4 19.Ng6 fg6 (19...hg6 20.Qa4 Kh7 21.Rb6+-) 20.Qa4 Qg5?? (20...Bf6+-) 21.Qc4 Rf7 22.Rb7 Qh6 (22...Raf8 23.Rfb1 Qh6 24.Rf7 Rf7 25.Rb8 Kg7 26.Rh8 f4+-) 23.Qf7 1-0. pcmvr - wwb (2130),, 2021.

4.Nf3 Nc6 5.e3 Bf5 6.c4 (6.Bb5!?+=) 6...Nf6= 7.Nc3 e6 8.Be2 Bd3 (8...Be7 9.d4=+) 9.0-0 Be7 10.Nb5 (10.Qb3 Nb4=) 10...0-0=+ 11.Nc3 a6 12.Bd3 Qd3 13.Ne2 (13.Na4!?=+) 13...Qc4-/+ 14.Rc1 (14.Nf4 Qe4-/+) 14...Qb5 (14...Qa2!? 15.Bf6 gf6 16.Nc3-+) 15.Rb1 Qd3 (15...Qa5 16.Bc3 Qa2 17.Rb7-/+) 16.Bf6=+ Bf6 (worse 16...gf6 17.Rb7 Rfb8 18.Rb8 Rb8 19.Nc1=) 17.Rb7 Rfd8 (17...Rfb8 18.Rb8 Rb8 19.Nc1=+) 18.Nf4=+ Qd6 (better 18...Qf5=+) 19.Qb3?? (19.Nh5!?=) 19...Ne5?? (better 19...Na5 20.Qb6 Nb7 21.Qb7 Rab8-+) 20.Ne5-/+ Be5 (20...Qe5?! 21.d3=) 21.g3 Bf4 22.gf4 (22.ef4 Rac8-/+) 22...Qd2 23.Rc7 (23.f5 Qd5 24.fe6 fe6-/+) 23...Qd6-+ 24.Rb7 h6 25.Rc1 Rac8 26.Rb6 Qd5 Black intends c4 (26...Rc6!? 27.Rc6 Qc6-+) 27.Qd5-/+ ed5 28.Ra6 c4 29.Ra5 (29.Ra4 Kf8=+) 29...Kf8 (29...d4 30.ed4 Rd4 31.Rc3-/+) 30.a4 (30.Ra7 c3 31.Ra4 Ke7-/+) 30...Ke7 (30...c3 31.Rc2-/+) 31.Rd1 (31.Rb5 d4 32.Rb7 Kf6-/+) 31...Ke6 (31...c3 32.Kg2-/+) 32.f5 Ke5 33.f4 (33.Kf1 c3-/+) 33...Ke4 (33...Kf5 34.Kf2-/+) 34.Kf2 c3 35.Rd4 Kf5 36.Rad5 Rd5 37.Rd5 Ke6 (37...Kg4 38.Rd1 Kh3 39.a5-/+) 38.Rd1 Rc4 (38...Rc5 39.Ke2-/+) 39.Rc1 Kf5 40.Ke2 (40.a5!?=+) 40...Ke4-/+ 41.h3 (41.a5 Ra4 42.Rc3 Ra2 43.Ke1 g6-/+) 41...g5 (41...Ra4!? 42.Rc3 Ra2 43.Kd1 Rh2-+) 42.a5 gf4 43.ef4 Ra4 (better 43...f5-/+) 44.a6?? (better 44.Rc3!? f5 45.Rc6=+) 44...Ra6 (better 44...Ra2!? 45.Kf1 Kd3 (45...Ra6?! 46.Rc3 Kf4 47.Rc4 Kg3 48.Rc3 Kh4 49.Rf3-+; 45...Kf4?! 46.Rc3 Ra6 47.Rc4 Kg3 48.Rc3 Kh4 49.Rf3-+) 46.Rd1 Kc4-+) 45.Rc3 Kf4 (better 45...Ra2 46.Kf1 Kf4 47.Rc4 Kg3 48.Rc3 Kh4-+) 46.Re3?? (46.Rf3!? Ke4 47.Rf7 Ra2 48.Kf1-/+) 46...f5 (46...Ra2 47.Kd3 Ra3 48.Kd4 Re3-+) 47.Rf3 Ke4 (47...Kg5 48.Rb3-+) 48.Rc3 (48.Re3 Kd5 49.Rd3 Ke5 50.Re3 Kf6-+) 48...h5 (better 48...Ra2 49.Kf1 f4 50.Rc4 Ke3 51.Rc3 Kd4-+) 49.Kd2? (better 49.Rc4 Ke5 50.Rh4-/+) 49...Ra2-+ 50.Rc2?? (50.Ke1-+) 50...Rc2 51.Kc2 Ke3 52.Kd1 Kf2 53.h4 f4 54.Kd2 f3 55.Kd3 Kg2 56.Ke4 f2 57.Kf4 f1Q 58.Kg5 Qf3 59.Kg6 Qg4 (59...Qg4 60.Kf6 Qh4 61.Ke5 Qe7 62.Kd4 h4 63.Kc4 Qe4 64.Kb5 h3 65.Kb6 Qd4 66.Ka6 Qb4 67.Ka7 h2 68.Ka6 h1Q 69.Ka7 Qa1) 0-1. alddhsfd (1970) - Yavuzhan01 (2090),, 2021.

4.Nf3 e6 5.e3 Nf6 6.Be2 Be7 7.0-0 Nc6 8.d4 cd4 9.Nd4 Nd4 10.Bd4 0-0 11.Nd2 b6 (11...Qc7 12.f4=) 12.Bf3+= Rb8 13.Ne4 (13.Be5 Bd6 14.Bf6 gf6= (14...Qf6? 15.Ne4 Bh2 16.Kh2 Qe5 17.Kg1+-)) 13...Bb7= 14.Nf6 (14.Bf6 Bf6 15.Qd8 Rfd8 (15...Rbd8? 16.Nf6 gf6 17.Bb7+-; 15...Bd8?! 16.Rab1=+) 16.Nf6 gf6 17.Bb7 Rb7=) 14...Bf6=+ 15.Bb7 Rb7 16.Bf6 Qf6 17.Qe2 Rc7 18.c4 Qh4 19.Rfc1 Rfc8–/+ 20.f4 Qf6 21.Rab1 Qf5 22.Rb3 b5 23.Rb5?? Qb5!!–+ 24.cb5 Rc1 (24...Rc1 25.Kf2 R8c2–+) 0–1. Fournier,Frederic (1915) – vahanza (1680), Active, 2005.

4.Nf3 e6 5.e3 Nf6 6.Be2 Be7 7.Nc3 =.

4.Nf3 e6 5.e3 Nf6 6.Be2 g6 7.0-0 (7.Ne5 Bg7+=) 7...Bg7 8.c4 0-0 9.Nc3 Nc6 10.d4 cd4 11.Nd4 Nd4 12.Qd4 (12.ed4 Bd7=) 12...Qd4 (better is 12...Nd5! 13.Qd2 Nc3 14.Bc3 Qd2 15.Bd2 Ba1 16.Ra1 f6–/+) 13.ed4+= Nd7 14.Ne4 Nb6 15.Nd6 (better is 15.a4!?+=) 15...Rd8=+ 16.Nc8 (16.Ba3 Bd4 17.Rab1 Rd7=+) 16...Rac8–/+ (16...Rdc8?! 17.Rfc1=; 16...Nc8?! 17.Rab1=) 17.c5 Na4 18.Rab1 Bd4 (18...Nb2 19.Rb2 Bd4 20.Rb7 Rc5 21.Bd1–/+) 19.Bd4 Rd4 20.Rb7 Rc5 21.Ra7 Nc3 22.Bf3 Rd2 23.a4 Rc4 24.a5= Ra4 25.a6 Nb5 26.Ra8= Kg7 27.Bc6 Ra5 28.Bb5 Rb5=+ 29.Ra1 Ra5!–/+ 30.Rb1 Rd6 31.a7 Rd7 32.f3 Rda7 33.Ra7 Ra7 34.Kf2 Kf6 35.Rb2 h5 36.g3 Kf5 37.h3 f6 38.Re2 e5 39.Re4 Ke6 40.Re2 f5 41.g4 hg4 42.hg4 fg4 43.fg4 Kf6 44.Kg3 Ra3 45.Kg2 Kg5 46.Re5 Kg4 47.Re8 Ra2–+ 48.Kf1 Kf3 49.Kg1 Kg3 50.Kf1 g5 51.Rg8 g4 52.Rf8 Rh2 53.Kg1 Ra2 54.Kf1 Ra1 55.Ke2 Kg2 56.Rf2 Kg1 57.Rf8 g3 58.Rg8 g2 59.Rh8 Ra2 60.Kf3 Rf2 61.Kg3 Kf1 62.Rh2 g1Q (62...g1Q 63.Rg2 Qg2 64.Kh4 Rf3 65.Kh5 Rh3) 0–1. Fournier,Frederic (1915) – SefirothChess (1860), Active (5/0), 2004.

4.Nf3 f6 5.g3 Bg4 6.Bg2 Qd5 7.0-0 Qh5 8.d3 Nc6 9.Nbd2 Nh6 10.a3 Nf5 11.Nc4 Nfd4 12.Qd2 Nf3 13.ef3 Bh3 14.Ne3 g5?? (better is 14...Bg2 15.Kg2 e5=+) 15.Nf5?? (better is 15.g4 Qh6 16.Nf5 Bg2 17.Nh6 (17.Kg2?! Qg6=) 17...Bf1 18.Rf1 Bh6 19.Qe3+-) 15...g4 16.fg4 Bg4 17.Nh4 Ne5 18.d4 Bh6 19.Qd3?? Nd3–+ 20.cd3 0-0 21.dc5 Qc5 22.Nf3 Kh8 23.d4 Qc2 24.Rab1 Bf3 25.Bf3 Rac8 26.Ba1 Rg8 27.Bg2 f5 28.Rb7 f4 29.Re7 fg3 30.hg3 Qg6 31.Re5?? Bf4 32.Re4?? Bg3?? 33.fg3 Qg3 34.Rf2?? Rcf8 35.Ree2 Rf2?? 36.Rf2 Qa3 37.d5?? Qa1 38.Kh2 Rg5 39.d6 Rh5 40.Kg3 Qg7 41.Kf3 Qg4 42.Ke3 Re5 43.Kd2 Qd4 44.Kc2 Qc4 45.Kd2 Qd4 46.Kc2 Rc5 47.Kb3 Qd3 48.Kb4 Rc4 49.Ka5 (49.Ka5 Qa3 50.Kb5 Qa4#) 1–0. linakip – querciato, kurnik, 2012.

4.Nf3 Nf6 5.g3 e6 6.Bg2 Be7 7.0-0 0-0 8.d3 Nc6 9.Nbd2 Rb8 10.Nb3 b6 11.c4 Nd4 12.Nbd4 cd4 13.Bd4 Bb7 14.Qc1 Bf3 15.ef3?? (better is 15.Bf6 Bf6 16.Bf3 Ba1 17.Qa1=+) 15...Qd4–+ 16.Qc2 Rfd8 17.Rfd1 b5 18.cb5 Rb5 19.Qc6 Rc5 20.Qa6 Rc2 21.f4 (21.Rf1 Bc5 22.Rab1–+) 21…Qf2 (21...Qf2 22.Kh1 Qg2#) 0–1. linakip – 003miszcz, kurnik, 2011.

4.Nf3 Bg4 5.g3 Bf3 6.ef3 Nc6 7.Bg2 Nf6 8.0-0 e6 9.d3 Bd6 10.Nd2 0-0 11.a3 a6 12.Nc4 Be7 13.Re1 Rb8 14.Ne5 Ne5 15.Be5 Bd6 16.Bc3 b5 17.Qd2 a5 (better is 17...Nd5!?+=) 18.Ba5+= Bc7 19.Bc3 Nd5 20.Bb2 Qg5?? (better is 20...Ba5 21.c3 Qf6=) 21.Qg5+- f6 22.Qd2 e5 23.c4 bc4 24.dc4 Nb6 25.Qc3 Ra8 26.Rab1 Ra4 27.Qb3 Rc4 28.Rec1 Kh8 29.Rc4 Nc4 30.Qc4 Bd6 31.Rd1 Rd8 32.Qc2 h6 33.Bc1 g5 34.f4! Kg7 35.fg5 hg5 36.Be4 Kh6 37.Bh7 Kh5 38.Qg6 Kg4 39.h3! Kf3 40.Qf5 Ke2 41.Rd2 Ke1 42.Qe4# 1–0. giorgo – sagnac, kurnik, 2012.

4.g3 Bf5 5.Bg2 Qc7 6.Nf3 e6 7.Be5 Qc8 8.0-0 Nc6 9.Bb2 Bd6 10.Bg7 Be5 11.Ne5 Ne5 12.Bh8 Qc7 13.Be5 Qe5 14.c3 0-0-0 15.Qa4 Kb8 16.d3 h5 17.h4 Nf6 18.Nd2 Ng4 19.e4 Qc3 20.ef5 Qd2 21.Qb5 b6 22.Qc6 Rd5 23.Bd5 ed5 24.Qd5 f6 25.a4 Ne5 26.Qd6 Kb7 27.Qf6 Nd3 28.Qd8 Nf2 29.Qd2 1–0. rryy44 – bluecox, kurnik, 2012.

4.g3 Nf6 5.Bg2 e6 6.Nc3 Be7 7.Rb1 0-0 8.a4 Nc6 9.e3 Rb8 10.Nge2 a6 11.0-0 Ne5 12.d3 Bd7 13.Ne4 Nc6 14.c4 Nb4 15.Be5 Rc8 16.Bf6 Bf6 17.Nd6 Rc7 18.Nb7 Qe7 19.Na5 Rd8 20.d4 cd4 21.Nd4 Bd4 22.ed4 Na2 23.Qb3 Qb4 24.Nb7 Qb3 25.Rb3 Rb8 26.Nc5 Rb3 27.Nb3 Nc3 28.Nc5 Ba4 29.Na4 Na4 30.c5 Nc3 31.Ra1 Ra7 32.Ra5 Nb5 33.Bf1 Nd4 34.Ra6 Ra6 35.Ba6 Kf8 36.Bb7 Ke7 37.c6 Kd8 38.f4 Kc7 39.Kf2 Nc6 40.Bc6 Kc6 41.Ke3 Kd5 42.g4 h6 43.h4 g6 44.f5 ef5 45.gf5 gf5 46.Kf4 Ke6 47.h5 f6 48.Kf3 Ke5 49.Kg3 Ke4 50.Kh4 Kf4 51.Kh3 Kg5 52.Kg3 Kh5 53.Kf4 Kg6 54.Kf3 h5 55.Kf4 h4 56.Kf3 Kg5 57.Kg2 Kg4 58.Kh2 f4 59.Kg2 f3 60.Kh2 f5 61.Kg1 Kg3 62.Kh1 h3 63.Kg1 f2 64.Kf1 h2 65.Ke2 Kg2 0–1. rryy44 – kuzia63, kurnik, 2012.

4.e3 Nc6

5.Bc4 a6 6.a4 Nf6 7.Nf3 Bg4 8.0-0 Qc7 9.d3 e6 10.Nbd2 Bd6 11.h3 Bh5 12.Bf6 gf6 13.Ne4 Be7 14.g4 (better is 14.Ng3!? Bg6 15.Nd2=) 14...Bg6 15.Ng3 0-0-0 16.e4 (better is 16.Nd2!?=+) 16...h5–/+ 17.Nh2? (better is 17.Nh4!? Bh7 18.gh5–+) 17...hg4 18.hg4 Ne5 19.Qe2 Nc6 20.c3?? Bd6 21.Qf3 Ne5 22.Qg2 Nc4 23.dc4 Rh7 24.Rfd1 Be5 25.Rd8 Qd8 26.Rc1 Qd2 27.Rf1 Qc3 28.f4 Bd4 29.Kh1 Qc4 30.f5 ef5 31.ef5 Be5 32.fg6 fg6–+ 33.Rg1 Qg4 34.Ngf1 Qh4 35.Qg6?? Bh2 36.Qf5 Kc7 37.Qc5 Kb8 (37...Kb8 38.Rg8) 0–1. bratek55 (1740) – anyrteb, kurnik, 2011.

5.Bc4 Nf6 6.Nf3 e6 7.0-0 Be7 8.Nc3 0-0= 9.d3 a6 10.a4 Na5 11.Nd2 Nc4 12.Nc4 Bd7 13.Qf3 Bc6 14.Qg3 Nd5?? 15.Nd5+- (15...Bg5 16.Ndb6+-) 1–0. Wall,Bill – Pamps, Internet, 2005.

5.Nf3 a6 6.c4 h6 7.Be2 e5 8.d3 (8.Ne5 Ne5 9.Be5 Nf6+/–) 8...Bg4 (better is 8...Bd6=) 9.Ne5+/– Be2 10.Qe2 Ne5 11.Be5 Nf6 12.0-0 Bd6 13.Bb2 Qc7 14.h3 0-0? (14...Be7 15.Nd2+/–) 15.Nc3 (better is 15.Bf6!? gf6 16.Nc3+-) 15...Bh2 16.Kh1 Be5 17.Rac1 Rfd8 18.Rfd1 Rd7 19.d4 cd4 20.ed4 Bf4 21.Rc2 Re8 22.Qf3 White intends d5 (22.Qd3 Ree7+/–) 22...Red8 23.Ne4 Ne4 24.Qe4 Re7 25.Qf3 Red7 26.d5 Re7 27.Qg4 g6? 28.g3?? Be5+/– 29.Be5 Qe5 30.Qd4 Qf5= 31.Kg2?? Qc2–+ 0–1. ourang – acework, kurnik, 2012.

5.Nf3 e5 6.Be2?? (6.Ne5 Ne5 7.Be5 Ne7+/–) 6...Nf6 (better is 6...e4 7.Ng1 Qg5+=) 7.Ne5+/– Ne5 8.Be5 Be7 9.0-0 Bd6 10.Bb2 h6 11.d3 Qc7 12.g3 Bh3 13.Re1 Qc6 14.Bf3 Qd7 15.Nd2 0-0 16.Bf6 gf6 17.Ne4 Qe6? 18.Nd6 Qd6 19.Rb1 Kh7 20.Bb7 Rab8 21.Bf3 Rg8 22.Rb8 Rb8 23.c4 Rg8 24.d4 cd4 25.ed4 h5 26.c5 Qc7 27.Bh5 f5 28.Bf3 f4 29.Qd3 Kh8 30.Qe4 fg3 31.Qh4 Kg7 32.Qg3 Qg3?? 33.fg3+- f5 34.d5 Kf6 35.d6 f4 36.g4! Bg4 37.Bg4 Rg4 38.Kf2 Kf5 39.d7 Rh4 40.d8Q Rh2 41.Kg1 Ra2 42.Qd5 (42.Qd5 Kg4 43.Re5 Ra1 44.Kf2 Rf1 45.Kf1 a5 46.Qg2 Kh4 47.Qg6 a4 48.Rh5#; 42.Qd7 Kf6 43.Re6 Kf5 44.Qd5 Kg4 45.Rg6 Kh4 46.Qd8 Kh3 47.Qh8#) 1–0. ourang – acework, kurnik, 2012.

5.Nf3 e6 6.Bb5 Qc7 7.Ne5 Nf6 8.Qf3 Bd7 9.Nd7 Nd7 10.Na3 a6 11.Bc6+= bc6 12.Nc4+/– Rb8 13.0-0 h5 14.d3 Bd6 15.Nd6 Qd6+/– 16.Bg7 Rg8 17.Bc3 e5 18.Qh5+- Nf6?? 19.Qe5 Qe5 20.Be5 Nd5 21.Bb8 1–0. b4_player – scottsofnj,, 2006.

5.Nf3 e6 6.c4 Nge7 7.d4 Qa5 8.Nbd2 Nb4 9.a3 Nbc6 10.Bc3 Qc7 11.dc5 Nf5 12.Bd3 Nce7 13.Bd4 Nc6 14.Bf5 ef5 15.0-0 Nd4 16.ed4 Be7 17.Ne5 b6 18.c6 f6 19.Qh5 g6 20.Ng6 hg6 21.Qh8 Kf7 22.Qh7 Ke8 23.Qg6 Kd8 24.d5 Qd6 25.Rfe1 b5 26.Rad1 bc4 27.Nc4 Qf4 28.d6 Qc4 29.de7 Kc7 30.e8Q Qc6 31.Qd8 Kb7 32.Rb1 Ka6 33.Rec1 Qa4 34.Qgf6 Be6 35.Qe6 Qc6 36.Qc6 1–0. karoo54 – archetipo, kurnik, 2012.

5.Nf3 e6 6.Be2 f5 7.0-0 h5 (7...Nf6 8.Bb5+=) 8.Ne5 Ne5 9.Be5 g6?? (better is 9...Nf6+/–) 10.Bh8+- Qh4 11.g3 (11.Nc3 a6+-) 11...Qh3 12.Bf3 Rb8 (12...h4 13.Bg2 Qg4 14.Qg4 fg4 15.gh4+-) 13.Be5 b6 (13...Ra8+-) 14.Bb8 1–0. Fournier,Frederic (2090) – NN, jeu.europe–, 2013.

5.Nf3 e6 6.Be2 Nf6 7.0-0 g6 8.d3 Bg7 9.Nbd2 0-0 10.a3 Re8 11.c4 a6 12.Qc2 b6 13.Rfd1 Bb7 14.Rab1 Qc7 15.h3 Rad8 (15...e5 16.Ng5=) 16.d4 (better is 16.Bf6!? Bf6 17.Qb3+/–) 16...cd4= 17.Nd4 Nd4 18.Bd4 Qc6? (better is 18...b5!?=) 19.Bf3+/– Qc7? (19...Qc8 20.Bb7 Qb7 21.Rb6+-) 20.Bb7?? (20.Bb6 Rd2 21.Qd2+- (21.Bc7?! Rc2 22.Bb7 Rc4+/–; worse is 21.Rd2 Qc8+-)) 20...Qb7+/– 21.Rb6 Qc8 22.c5 Rd5? 23.Nf3 Nd7 Increasing the pressure on the isolated pawn on c5 24.Bg7 Rc5 25.Qb2+/– Nb6 26.Bh6 e5 27.Qb6 e4?? 28.Qf6 (28.Qf6 ef3 29.Qg7#) 1–0. ejdrzej – jurand55, kurnik, 2012.

5.Nf3 Nf6 6.Bb5 =.

5.Nf3 Nf6 6.Be2 a6 7.0-0 Bf5 8.d4 e6 9.c4 Be7 10.Nbd2 0-0 11.a4 Nb4 12.Rc1 Rc8 13.Qb3 a5 14.Ne5 Qc7 15.Bf3 Rfd8 16.e4 Bg6 (better is 16...cd4!? 17.ef5 Qe5 18.fe6 fe6 19.Bb7 Rb8=+) 17.d5 Bd6 18.Ng6 hg6 19.h3 Be5 20.Be2 Bb2 21.Qb2 e5 22.f4 ef4 23.e5 Nh5 24.Bh5 gh5 25.Qc3?? Na2–/+ 26.Qf3 Nc1–+ 27.Rc1 Qe5 28.Ne4 f5 29.Ng5 Qe3 30.Qe3 fe3 31.Re1 f4 32.Ne6 Rf8! 33.Nf8 Rf8 34.Kf1 h4 35.Ke2 g5 36.Kf3 Kg7 37.Rb1 Rf7 38.Rb5 Re7 39.Ke2 Re4 40.Rc5 b6 41.Rc7 Kf8 42.d6 Ke8 43.Rc6? Kd7 44.Rb6 Rc4 45.Rb5 Rc2 46.Kd3 Rg2 47.Ra5 Kd6 48.Ra6 Kc5 49.Re6 Kb4 50.Re4 Ka5 0–1. florenc1330 (1875) – palinos (1975), kurnik, 2011.

3.bc5 d5

4.e3 Qa5 5.Nf3 Nf6 6.Be2 Bg4 7.0-0 (7.Bf6 gf6 8.Nc3+/–) 7...h6 (7...Qc5 8.Bf6 gf6 9.Nc3+=) 8.h3 (8.Bf6 gf6 9.d4 Rg8+/–) 8...Bf3 9.Bf3 (9.gf3?! Qc5 10.Nc3 Qc8=) 9...g5?? (better is 9...Qc5 10.Bf6 gf6+/–) 10.Bf6+- ef6 11.Bd5 Nd7 (11...Nc6 12.d4+-) 12.Bb7 (12.d4 0-0-0+-) 12...Rb8 13.c6 Ne5 (13...Nc5 14.Qf3 Bg7 15.Nc3+-) 14.Nc3 (14.d4 Nc4+-) 14...h5 (14...Bb4 15.Ne4 f5 16.a3+-) 15.Rb1 Bc5 (15...Bb4 16.c7! Qc7 17.Rb4 Rb7+-) 16.Rb5 Qa3 (16...Qc7 17.Nd5 Qd6 18.c7+-) 17.c7 Nc6 (17...Ke7 18.cb8R Rb8 19.Nd5 Ke6+-) 18.Bc6 Ke7 19.Rb8 Bd6 20.Rh8 Bc7 21.Nd5 (21.Re8 Kd6 22.Qf3 Qb3 23.cb3 Bd8 24.Qd5 Kc7 25.Qd7 Kb6 26.Qb7 Kc5 27.Ne4) 21...Kd6 22.Nc7 (better is 22.Qf3!? Kc5+-) 22...Kc6 23.Ne8 Qe7 24.d4 (24.Qf3 Kd7 25.Qd5 Kc8 26.Qc6 Kd8 27.Nf6 Qe8 28.Re8) 24...f5 25.c4 g4 (25...a5 26.Qa4 Kb6 27.Rb1 Qb4 28.c5 Ka6 29.Rb4 h4 30.Qc6 Ka7 31.Qb7) 26.hg4 (26.Qa4 Kb7 27.Rb1 Qb4 28.Rb4 Kc8 29.Qc6 Kd8 30.Qc7) 26...fg4 27.Qa4 Kb7 28.Rb1 Kc8 (28...Qb4 29.Rb4 Kc8 30.Qc6 Kd8 31.Qc7) 29.Nf6 (29.Qc6 Kd8 30.Rb8) 29...Kc7 30.Qa7 Kd6 31.Rb6 (31.Qb6) 1–0. Fournier,Frederic – lucasabregu, Active, 2007.

4.e3 e6 5.Nf3 Qa5 6.c4 Qc5 7.d4 (7.Ba3 Qa5 8.Bf8 Kf8+=) 7...Qa5 8.Bc3 Bb4 9.cd5?? (9.Bb4 Qb4 10.Nbd2 Nf6+=) 9...ed5?? (9...Bc3 10.Nc3 Qc3 11.Nd2–+) 10.a3?? (better is 10.Bb4 Qb4 11.Nbd2+=) 10...Bc3–+ 11.Nc3 Qc3 12.Nd2 Bd7 13.Qb3 Qa1 14.Nb1 a5 15.Qb7 Bc6 16.Qb3 a4 17.Qb4 Ne7 18.Bd3 Nd7 19.0-0 Rb8 20.Qa5 0-0 21.Nc3 Qa3 22.Rb1 Rb1 23.Nb1 Qd3 (24.Nc3 Ra8–+) 0–1. gtate (1960) – manson (1910), net–, 2006.

2.Bb2 Nc6

3.a3 a6 4.e3 b5 5.Qf3 (5.c4 bc4 6.Bc4 d5+=) 5...Bb7= 6.c4 Rb8? (6...bc4 7.Bc4 e6 8.Qg3=) 7.cb5 (7.Qg3 Nf6 8.cb5 ab5 9.Bf6 gf6 10.Bb5 Ra8+-) 7...ab5? (better 7...Nb4 8.Qg3 Nc2 9.Kd1 Na1 10.Bg7 Qc8 11.Bh8 Qf5=) 8.Bb5+- Nf6?? (better 8...Qd7+-) 9.Bc6 Bc6 10.Qc6 Qd7 11.Qd7 Kd7 12.Nf3 e5 13.Nc3 Be7 14.d3 (14.d4 ed4 15.Nd4 c5+-) 14...Rhc8 (14...Rb6 15.b5+-) 15.Ke2 c5 (15...c6 16.e4+-) 16.Rhb1 (16.b5 Bd8+-) 16...c4 (16...cb4 17.ab4 Rb4 18.Ra7 Ke8+-) 17.dc4 Rc4 18.Nd2 (18.Rd1 Ke8+-) 18...Rcc8 (18...Rg4 19.Kf3+-) 19.Rd1 (19.e4 Bd8+-) 19...d5 Black prepares e4 20.Nb3 (20.Nf3 e4 21.Nd4 g6+-) 20...Ke6 21.Rd2 e4 (21...Bd6 22.h3+-) 22.Rad1 Kf5 (22...g6 23.Na4+-) 23.Nd4 (better 23.Nd5!? Nd5 24.Rd5 Kg6+-) 23...Kg6 24.f3 (24.Ndb5 Rc4+-) 24...h6 (24...Bd6 25.h4 h5 26.Ncb5+-) 25.fe4 (25.Ndb5 Rc4+-) 25...de4 26.Kf1 (26.g4 Bf8+-) 26...Ng4 27.Re2 (27.Nd5 Nh2 28.Ke2 Bd6+-) 27...Nh2 (27...Bg5 28.Rde1+-) 28.Kg1 Ng4 29.Ne4 Rc4 (29...Ra8 30.Nc3+-) 30.Ng3 (30.Nf2 Ne5+-) 30...Rbc8 (30...Bf6 31.Ngf5+-) 31.Ndf5 (31.Ngf5 R4c7+-) 31...Bf6 (31...Bf8+-) 32.Rd6 (better 32.Nd6 Rd8 33.Red2+-) 32...Rc1 33.Bc1 (33.Nf1 Kf5 34.e4 Kf4 35.Bc1 Rc1+-) 33...Rc1 34.Nf1 Rf1?? (34...Kf5 35.g3 Ke5+-) 35.Kf1 Nh2 (35...Kf5 36.b5 Ke5+-) 36.Kg1 Ng4 (36...Kf5 37.e4 Kg4 38.e5+-) 37.Ne7 Kh7 38.Nd5 h5 (38...Be5 39.Rd7 Kg6 40.a4 Bh2 41.Kh1+-) 39.Ra6 (better 39.Nf6 gf6 40.b5 Ne5+-) 39...g6 (39...Be5+-) 40.Nf6 Kg7 41.Ng4 hg4 42.Rf2 (42.b5 Kh7 43.b6 Kh8 44.Ra8 Kh7 45.b7 Kh6 46.b8Q g5 47.Qf8 Kg6 48.Ra6 Kf5 49.e4 Ke5 50.Qd6) 42...Kh6 43.g3 Kg5 44.Rf7 Kh5 45.e4 (45.Ra5 g5 46.Re7 Kg6 47.Ra6 Kf5 48.e4) 45...Kg5 46.e5 (46.Ra5 Kh6 47.a4 g5 48.Ra6 Kh5 49.Rh7) 46...Kh6 (46...Kh5 47.b5 Kh6 48.e6 Kg5 49.e7 Kh6 50.a4 Kg5 51.e8Q Kh6 52.Qe3 Kh5 53.Rh7) 47.e6 Kg5 (47...Kh5 48.Rh7 Kg5 49.e7 Kf5 50.e8Q g5 51.Qe6) 48.e7 Kh6 (48...Kh5 49.e8Q Kh6 50.Qe3 Kh5 51.Rh7) 49.e8Q Kg5 50.Qd8 Kh6 (50...Kh5 51.Rh7) 51.Qh8 (51.Qh4) 51...Kg5 52.Rg6! Kg6 (52...Kg6 53.Rf6 Mate attack) 53.Rf6 Kg5 54.Qh4 1-0. FeegLood (2755) - harpag1o,, 2015.

3.a3 e5 4.Nf3 =+.

3.a3 f6 4.e3 h6 5.Qh5+- Kd7 6.Bb5 (better 6.b5 Nb8 7.Nc3+-) 6...Ke6? (better 6...e5+=) 7.d4+- d5 8.c4 (better 8.e4 a6 9.Ba4+-) 8...dc4? (8...a6 9.Nc3 ab5 10.cd5 Kd7 11.dc6 bc6+-) 9.Bc4 Kd7 10.Qf5 (10.Qd5 Ke8 11.Qf7 Kd7+-) 10...Ke8 11.Qg6 Kd7 12.Qf7 Kd6 (12...g5 13.Nc3 Nb4 14.ab4 c6+-) 13.e4 (13.Qd5) 13...Qd7?? (better 13...e5+-) 14.Qd5 1–0. GuestBGWD – GuestKCYY,, 2016.

3.b5 Nd4?? 4.Bd4+- d5 5.Nf3 Qd6 6.Nc3 Bf5 7.e3 Rd8 8.Bd3 Bd3 9.cd3 Qa3 10.b6! ab6 11.Nb5 Qb4 12.Nc7 Kd7 13.Nd5 Qa4 14.Qa4 b5 15.Qb5 Kc8 16.Be5 e6 17.Nb6# 1–0. pierre – noji, internet, 2011.

3.b5 Qd7?? 4.bc6+- Qc6 5.e3 e5 (5...Nf6 6.a4 Bd7 7.Bf6 ef6 8.Nf3+-) 6.Nc3 (better 6.d4+-) 6...Nf6?? (6...a6+-) 7.Bb5 Qb5 (7...Bd7 8.Bc6 Bc6 9.Nf3+-) 8.Nb5 Kd7 (8...Kd8 9.d4 e4 10.d5+-) 9.d4 a6 (9...e4 10.d5 Be7 11.Qd4+-) 10.de5 Nd5 (10...Ne8 11.Nc3+-) 11.Qd5 c6 12.Qf7 Be7 13.ed6 (13.ed6 cb5 14.Qe7 Kc6 15.Qc7 Kd5 16.Rd1 Ke6 17.Qe7 Kf5 18.Rd5 Kg6 19.Qg7) 1–0. DEFFM – ItoPoupou,, 2018.

3.a3 Nf6

4.b5 Ne5 =.

4.Nf3 e5 5.d4 (5.e3 a6=) 5...e4=+ 6.Nfd2 (6.d5 Nd5 7.Qd5 ef3 8.Qf3 Qe7=) 6...d5 (6...e3 7.fe3 d5 8.c4=+) 7.e3 Bg4 8.Be2 Be2 9.Qe2 Bd6 10.f3 (10.c4 dc4 11.Nc3 0-0=) 10...0-0 (10...ef3 11.Qf3 a5 12.b5=) 11.fe4 (11.0-0 Re8=) 11...Ne4 12.0-0 (12.Ne4 de4 13.b5 Qh4 14.Qf2 Qf2 15.Kf2 Nd8=) 12...Qh4 13.g3 Ng3 14.hg3 Qg3 15.Qg2 Qe3 16.Qf2 Qg5 (16...Rae8 17.b5 Qg5 18.Qg2=) 17.Qg2 Qh4 (17...Qg2 18.Kg2 b5 19.Nc3 Nd4 20.Nd5+=) 18.Nf3 (18.Nc3 Ne7=) 18...Qh5 19.Nbd2 (19.Nc3 a5 20.b5 Ne7=) 19...Rae8 (19...Bf4 20.Rae1 Qh6 21.Qe2=+) 20.Rae1 Re1 (20...b5 21.Nb3=) 21.Re1 f6 22.Bc1 Bf4 23.Nf1 Bc1= 24.Rc1 Qh6 25.Re1+= Qf4 26.N1h2 Nd4=+ 27.Nd4 Qd4 28.Qf2 Qc3 29.Re7 Qa1 30.Kg2 Qa3= 31.Qe2 Qb4–+ 32.Re8 Kf7 33.Rf8? Kf8 34.Nf3 Kf7 35.Qe3 c6 36.Qd4? Qd4 37.Nd4 c5 38.Ne2 b5 39.Kf3 d4 40.Ke4 g5 41.Ng3 Ke6 42.Nf5 a5 43.Kd3 a4 44.Ng3 g4 45.Ne2 a3 46.Nc1 g3 47.Ke2 c4 48.Kf3 b4 49.Na2 b3 50.cb3 cb3 51.Nb4 b2 52.Kg3 b1Q 53.Kf4 a2 54.Kf3 f5 (55.Nc6 Qe4 56.Kf2 a1Q 57.Nd4 Qad4 58.Kf1 Qf3 59.Ke1 Qde3#; 54...Qf5 55.Kg2 Qg4 56.Kf2 a1Q 57.Nd3 Qag1) 0–1. luthier – lagart3,, 2004.

3.b5 Na5

4.e3 c6 5.a4 (5.Nf3 Nf6+=) 5...a6 (5...Nf6 6.Nf3=) 6.Nf3 cb5 (6...Nf6!? 7.Bd3 g6+=) 7.ab5+- ab5 (7...Nf6 8.Nc3+-) 8.Bb5 Bd7 9.Bd7 Qd7 10.0-0 e5 11.d4 (11.Bc3 b6 12.Na3 Nf6+-) 11...Nf6 (11...e4!? 12.Nfd2 Nf6+-) 12.de5+- de5 13.Ne5 Qd1 14.Rd1 Be7? (better 14...Bc5+-) 15.Nc4!! b6 (15...Nc4 16.Ra8 Pinning (16.Ra8 Deflection; 16.Ra8 Decoy)) 16.Nb6 Ra6 (16...Rd8 17.Rd8 Bd8 18.Bf6 gf6 19.Ra5 Bb6 20.Ra8 Bd8 21.Nc3+-) 17.Nd5 (better 17.Nc4 Nc4 18.Ra6+-) 17...0-0 (17...Bd8+-) 18.Ne7 Kh8 19.Bc3 Rfa8 (19...Ra7 20.Ra5 Re7 21.Bb4+-) 20.Ra5 Ra5 21.Ba5 Ra5 (21...h6 22.Rd8 Rd8 23.Bd8 Nd7+-) 22.Rd8 Ng8 (22...Ne8 23.Re8) 23.Rg8 1–0. DEFFM – GuestTFXD,, 2019.

4.e3 f6 5.d4 (5.Bd3 Nh6+=) 5...b6 (5...Nh6!?+=) 6.Nc3+/– h6? (better is 6...a6+/–) 7.Qh5+- Kd7 8.Bd3 c5 (8...e6+-) 9.bc6! Nc6 (9...Nc6 10.Bb5 Decoy; 9...Kc6 10.Qd5 Double attack (10.Be4 Decoy)) 10.Bb5 Bb7 (10...e6 11.d5 Nge7 12.dc6 Nc6 13.0-0-0+-) 11.d5 a6 (11...e5 12.Rd1 Nge7 13.dc6 (worse is 13.Bc6 Nc6 14.dc6 Bc6+-) 13...Nc6 14.Nf3+-) 12.dc6 Bc6 13.Qg4 Kc7 14.Bc6 Kc6 15.Qf3 Kc7 (15...d5 16.Nge2 e6 17.e4+-) 16.Nd5 Kd7 (16...Kb8 17.Bd4 b5 18.a4+-) 17.Nf4 Rc8 (17...Ra7 18.Ng6 Rc7 19.Nh8+-) 18.Qg4 Kc7 (18...Kc6 19.Ng6 Qd7 20.Qf3 Kc7 21.Nh8 Kb8+-) 19.Ne6 Kb7 20.Nd8 (20.Nd8 Rd8 21.Qe6+-) 1–0. pierre – joucken, internet, 2015.

4.e3 Nf6 5.Nf3 =.

4.e4 a6 5.ba6 ba6 6.d4 (6.Nc3 e5=) 6...Nf6= 7.Nc3 e6 8.Rb1 d5 9.e5 Nd7 10.Nf3 (10.Bd3 c5 11.Nf3 cd4=+) 10...Be7 (10...c5 11.dc5 Nc6 12.Qd2=+) 11.Bd3 Nb6 (11...c5 12.dc5 Nc5 13.0-0+=) 12.Nd2+= 0-0 13.Qh5 g6 14.Qg4 f5 15.Qf4 Bg5 16.Qg3 Bd2 17.Kd2 Nac4 (17...Nbc4 18.Ke1+=) 18.Ke1 Qe7 19.Bc1 c5 20.Bg5 Qc7 21.Bh6 (21.dc5 Qc5 22.Bh6 Rf7=) 21...Rf7= 22.Qf4 cd4 23.Qd4 Nd7 (23...Bb7 24.f4+=) 24.Bc4 dc4 25.f4 Bb7 26.Kf1 (26.Rg1 Rb8+=) 26...Rd8 27.h4 (better is 27.Bg5 Rb8 28.Kf2=) 27...Nb6?? (better is 27...Nc5 28.Qc4 Rd2=+) 28.Qb6+- Qd7 (28...Qb6 29.Rb6 Rd2 30.Re6 Rfd7+-) 29.Rd1 Qd1 (29...Bd5 30.Nd5 ed5+-) 30.Nd1 Rd1 31.Ke2 Rdd7 32.Qe6 Bg2 33.Qe8 (33...Rf8 34.Qf8) 1–0. mrkt – efg,, 2002.

3.b5 Nb4??

4.a3?? Nd5 5.c4 Nf4 6.e3 Nh5 7.Be2 Ngf6 8.Nf3 Bg4 9.0-0 Bf3 10.Bf3 c6 11.Bh5 Nh5 12.Qh5 e5 13.d3 cb5 14.cb5 Qc7 15.Nc3 0-0-0 16.Rfc1 g6 17.Qh3 Qd7 18.Nd5 Kb8 19.Qd7 Rd7 20.e4 Bh6 21.Rc2 Rc8 22.Rc8 Kc8 23.Bc1 Bc1 24.Rc1 Kb8 25.Nf6 Rd8 26.Nh7 d5 27.Ng5 f6 28.Nh7 f5 29.ef5 gf5 30.Ng5 Rg8 31.Nf3 e4 32.de4 fe4 33.Ne5 Rg7 34.Rc5 b6 35.Rd5 Rc7 36.Nc6 Kc8 37.Rd8 Kb7 38.Rb8# 1–0. Trkn – s01wunni,, 2000.

4.a3?? Nd5 5.e3 e6 (5...e5 6.e4 Ndf6 7.Nc3=) 6.c4 Nb6 7.a4 (7.d4 Nf6+=) 7...Ne7 (7...Nf6 8.d4=) 8.a5 Nd7 9.Nf3 Ng6 10.Be2 Nh4 (10...Nf6 11.0-0+=) 11.0-0 Ng2? (better 11...a6+=) 12.Kg2+- Ne5 (12...a6 13.Nc3+-) 13.Kh1 (13.Ne5 Qg5 14.Kh1 de5+-) 13...Nf3 14.Bf3 h5 (14...a6 15.d3+-) 15.Rg1 (15.Bh5?! Qh4 16.Qg4 Qh5 17.Qh5 Rh5=+) 15...h4 (15...a6+-) 16.Bg7 (better 16.a6 d5 17.cd5 (17.Bg7?! Bg7 18.Nc3 Bc3 19.ab7 Bb7 20.dc3 Rf8+-) 17...ed5 18.Qb3+-) 16...Bg7+- 17.Rg7 (better 17.d4 Bf6 18.a6+-) 17...h3?? (17...Qf6 18.a6 Rb8 19.Nc3 Qg7 20.ab7 Bb7 21.Bb7 Rb7 22.Qf3=+) 18.Qg1 (better 18.d4 Qf6 19.Rg3+-) 18...Kd7?? (better 18...Qf6 19.Be4 Qa1=+) 19.Rf7+- Ke8 20.Qg7 (better 20.Qg6 Qg5 21.Qg5 Kf7 22.Nc3+-) 20...Rf8 (20...Qh4 21.Rc7 Rf8 22.Bh5 Kd8 23.Qf8 Kc7 24.b6 Kc6 25.Qe8 Bd7 26.Bf3 d5 27.cd5 Kd6 28.Qa8 Qf6 29.Qb8 Ke7 30.d6 Kf7 31.Qb7 ab6 32.Qd7 Kf8 33.Qe7 Qe7 34.de7 Kf7 35.ab6 Kg7 36.e8Q Kf6 37.Qh8 Kf7 38.Ra7 Kg6 39.Qg7 Kf5 40.Rf7) 21.Bh5 (21.Qf8) 21...Rf7 (21...Qe7 22.Re7 Kd8 23.Qf8) 22.Qf7 1–0. GuestRLKC – GuestVDCQ,, 2016.

4.c4 c6 (4...Bf5 5.d3 d5 6.a3 dc4 7.ab4 cd3 8.ed3+-) 5.a3 (5.Qb3 a5 6.a3 cb5 7.ab4 a4+-) 5...Qa5 (better 5...cb5 6.ab4 bc4+-) 6.Bc3 c5 (6...cb5 7.Bb4 Qa6 8.cb5 Qb5 9.e4+-) 7.ab4 Qb6 8.bc5 Qc5 (8...dc5 9.Nf3+-) 9.e3 Nf6 (9...Qc7 10.Bd4 a6 11.Nc3+-) 10.d4 (10.Bd4 Qf5 11.Ra7 Ra7 12.Ba7 e5+-) 10...Qf5 11.Bd3 Ne4 (11...Qg5 12.Qf3 d5+-) 12.Qc2 Qf2 13.Qf2 Nf2 14.Kf2 e5 (14...e6 15.Nf3+-) 15.de5 de5 16.Be5 Be7 (16...f6 17.Bd4 a5 18.c5+-) 17.Bg7 Rg8 18.Bd4 Rg5 (18...h6 19.Ra7 Ra7 20.Ba7+-) 19.Bh7 Bf5 (19...Rh5 20.Be4+-) 20.Bf5 Rf5 21.Nf3 0-0-0 (21...Rh5 22.Ra7 Ra7 23.Ba7+-) 22.g4 Bh4 23.Ke2 (23.Ke2 Rf3 24.Kf3+-) 1–0. DEFFM – Krrak,, 2018.

4.e4 c6 5.a3 cb5 (5...Bg4 6.f3 (6.Qg4?! Nc2 7.Kd1 Na1+-) 6...Nc2 7.Qc2+-) 6.ab4 a6 (6...Bd7 7.Nf3+-) 7.Bb5! ab5 (7...Bd7 8.Bd7 Qd7+-) 8.Ra8 1–0. DEFFM – GuestFFSJ,, 2018.

3.b5 Nb8

4.d4 Bd7 5.e3 (5.e4 a6=) 5...Nf6 (5...a6 6.c4=) 6.Nf3 g6 7.Bd3 Bg7 8.c4 Bg4 9.Nbd2 c6 10.h3 Be6 11.0-0 0-0 12.Ng5 Bd7 13.a4 h6 14.Nge4 Bf5? (better is 14...Ne4!? 15.Be4 f5+=) 15.Nf6+- Bf6 16.Bf5 gf5 17.Qh5 Bg7 18.Qf5 Qd7 19.Qc2 a6 20.d5 f6 (20...cd5 21.Bg7 Kg7 22.cd5+-) 21.dc6 bc6 22.b6 e5 (22...a5 23.c5+-) 23.Rfd1 c5? (23...d5+-) 24.Ne4 Qc6 (24...Nc6 25.Nd6 Nd4 26.ed4 Qd6+-) 25.Rd6 Qe8 26.Nc5 a5 (26...Nc6 27.b7 Rb8 28.Re6+-) 27.Qe4 Nd7 (27...Ra6 28.Bc3+-) 28.Nd7 f5 (28...Rf7 29.b7 Rb8 30.Rad1 Rd7 31.Rd7+-) 29.Qd5 (29.Qd5 Qf7 30.Nf8 Rf8 31.Be5 Be5 32.Qe5+-) 1–0. Fournier,Frederic – Frete,Fabien, AJEC Ch Picardie, 1998.

4.d4 Bf5 5.e3 =.

4.e3 a6 5.c4 b6 6.Nc3 Nf6 7.Nf3 g6 8.Nd5 (8.Ng5 Bb7+=) 8...Bg7+= 9.Nf6 (9.Bf6 Bf6 10.Nf6 ef6+=) 9...Bf6 10.Bf6 ef6 11.h4 0-0 12.h5 a5? (better 12...Nd7=) 13.Nd4+- c5? (better 13...Qe7 14.Be2 Bb7+-) 14.bc6 Qe8 (14...Na6 15.Qf3+-) 15.Qf3 Na6 16.Be2 (16.Rb1 Qd8+-) 16...f5 (16...Qe7 17.Rb1+-) 17.Rb1 Be6 (17...Qe7 18.Rb6 Nc5 19.0-0+-) 18.Rb6 Nc7 (18...Nc5 19.c7 Qe7 20.hg6 fg6 21.Qc6+-) 19.Rb7 Qc8 (19...Rc8+-) 20.hg6 fg6 21.Rc7! Qc7 22.Ne6 Qb6 (22...Qe7 23.Qd5+-) 23.Nf8 Kf8 (23...Rf8 24.Qd5 Kh8 25.Qd6 Qd8+-) 24.Rh7 Qb1 25.Bd1 Qa2 (25...Qb2 26.c7 Rc8 27.Qf4 Qg7 28.Qd6 Kg8 29.Rg7 Kg7 30.Qd7 Kf6 31.Qc8 Ke7 32.Qd8 Kf7 33.c8Q Kg7 34.Qcd7 Kh6 35.Qh4) 26.Qd5 (26.Qd5 Qd2 27.Kd2 Ra7 28.Ra7 a4 29.Qf7) 1–0. Janek – Vigilante, internet free game, 2017.

4.e3 Bd7 5.a4 e6 6.Nf3 c5 (6...Nf6 7.Be2=) 7.c4 (better 7.Be2+=) 7...Be7?? (better 7...Nf6+=) 8.Bg7+- Bf6 9.Bh8 Bh8 10.Nc3 (10.d4 a6+-) 10...Qa5 (10...Nf6 11.Bd3+-) 11.Rc1 Qd8 (11...a6 12.d4+-) 12.Bd3 (12.d4 a6+-) 12...a6 (12...Nf6 13.Ne4 Bc8 14.Nf6 Qf6 15.Bh7+-) 13.0-0 (13.Bh7 Nf6 14.Bc2 d5+-) 13...ab5 (13...Nf6 14.Be4 Ne4 15.Ne4+-) 14.ab5 Bf6 (14...h6 15.Ra1 Ra1 16.Qa1+-) 15.Bh7 Nh6 (15...Bc3 16.dc3 Nf6 17.Bc2+-) 16.Ne4 Ra2 (16...Be7 17.d4+-) 17.Nd6 (17.Nd6 Ke7 18.Ne4+-) 1–0. DEFFM – GuestQMVZ,, 2018.

4.e3 Nd7 5.c4 e5 6.Nf3 f5 (6...Ngf6 7.d4=) 7.d4 Ngf6 (7...e4!? 8.Nfd2 a6=) 8.de5+/- de5 9.Ne5 (9.Be5 Ne5 10.Qd8 Kd8 11.Ne5 Bb4 12.Kd1+=) 9...Ne5? (9...Bb4 10.Ke2=) 10.Be5 (10.Qd8!? Kd8 11.Be5+/-) 10...Bb4+= 11.Bc3 (11.Nc3 Qe7 12.Bd4+=) 11...Bc3 (better 11...Qd1!? 12.Kd1 Ne4 13.Bb4 Nf2 14.Ke1 Nh1=) 12.Nc3+/- Qd1 (12...Qe7 13.Be2+/-) 13.Rd1 0-0 (13...a6 14.Rd2+/-) 14.Be2 Be6 15.0-0 (15.Bf3 Rad8 16.Bb7 Rd1 17.Nd1 Bc4+/-) 15...a6 16.a4 ab5 17.ab5 Ra3 18.Rc1 Ne4 (18...Rd8 19.Nd5! Bd5 20.cd5 Nd5 21.Rfd1+/-) 19.Nd5 Bd5 20.cd5 Nc3 21.Bc4 b6?? (better 21...Kh8+-) 22.d6 Kh8 23.dc7 Rc8 24.Be6 (better 24.Ra1 Ra1 25.Ra1+-) 24...Rc7+/- 25.Ra1 Ra1 26.Ra1 h6 (better 26...g6!? 27.g4 fg4 28.Bg4 h5+/-) 27.Bf5+- g6 28.Bg6 Kg7 (28...Nb5 29.g4+-) 29.Bf5 (29.Bd3!? Rc5+-) 29...Nb5 30.Rb1 Na3 31.Ra1 b5?? (31...Nb5 32.Kf1 Kf6+-) 32.h4 Nc4 (32...b4 33.Kf1+-) 33.Bd3 (better 33.Ra6 Ne5 34.f4+-) 33...Nb2? (33...Rd7 34.Bc4 bc4 35.Rc1+-) 34.Bf1 (better 34.Bb5 Rc5 35.Bf1+-) 34...b4 35.Rb1 Rc2 36.g3 (36.g4 b3+-) 36...Rd2 (36...Kf6 37.e4+-) 37.Kg2 (37.e4 b3+-) 37...b3 (better 37...Nd1!?+/-) 38.Bb5+- Kf6 39.g4 Ke5 40.Kf3 Kd5 41.Kf4 (better 41.e4!? Kc5 42.Be2+-) 41...Kc5 42.Bf1 (better 42.Ba6 Rf2 43.Kg3+/-) 42...h5? (better 42...Nd1 43.Rb3 Rf2 44.Ke5 Rf1+=) 43.f3+- hg4 44.Kg4 (44.fg4 Kb4 45.g5 Nd1+-) 44...Rf2? (44...Kb4 45.h5 Nd1+/-) 45.h5 (45.Kg3 Rd2 46.h5 Kb4+-) 45...Rh2 (45...Nc4 46.Kg3 Rf1 47.Rf1 Ne3+-) 46.Kf5 (better 46.Kg3 Rh5 47.Rb2+-) 46...Rh5+/- 47.Ke4 (47.Kg6!? Rh1 48.Rb2 Rf1 49.Rb3 Rf3 50.Kg5+/-) 47...Rh2+= 48.Kf4 Nd3 (48...Nd3 49.Bd3 b2+-) 0-1. ClayPigeons (2140) - cronaldinho (2190), Rated Bullet game,, 2019.

4.e3 e5 5.Nf3 Nf6 6.c4 Bg4 7.Be2 h6 8.d3 g5 (8...Be7 9.0-0=) 9.Nbd2 Nbd7 10.h3 Bf3 (10...Bf5!?+=) 11.Bf3+- (11.gf3?! Qe7=) 11...Rb8 12.0-0 h5 13.Ne4 (13.Be2 g4+-) 13...g4 14.hg4 hg4 15.Nf6 Nf6 16.Bg4 Bg7 (16...Ng4 17.Qg4 c6 18.Qe4+-) 17.f4 (17.Bf5 c6+-) 17...Rh4 (17...Qe7 18.fe5 Ng4 19.Qg4 Be5 20.Be5 Qe5 21.Qf4+-) 18.Bh3 Ke7? (better 18...Qe7+-) 19.fe5+- de5 20.Be5 Rc8? (20...Rh6+-) 21.Qf3 (worse 21.Bc8 Qc8 22.Qf3 Rh6+-) 21...Kf8 (21...Qh8+-) 22.Bf6 (22.Bc8 Qc8 23.Bf6 Bf6 24.Qf6 Rh7+-) 22...Bf6 (22...Qf6 23.Qb7 Qd8 24.Qc8 Qc8 25.Bc8 Ba1 26.Ra1+-) 23.Bc8 Ba1 (23...Rh6 24.Bb7 Qd3+-) 24.Qf7 1–0. GuestSHSP – GuestWXZP,, 2017.

4.Nf3 a6 5.ba6 Na6 6.e4 Nf6 7.e5 de5 8.Ne5 Qd5 9.Nf3 g6 (9...Qe4 10.Be2=) 10.Nc3 Qd8 11.Ba6 Ra6 12.0-0 Bg7 13.Re1 0-0 14.Ne4 (14.d3 Re8=) 14...Ra8 (better 14...Ne4!? 15.Bg7 Nf2 (15...Kg7?! 16.Re4 Qd6 17.d3=) 16.Kf2 Kg7-/+) 15.Bf6 Bf6 16.Nf6 ef6 17.c3 b6 18.d4 Bb7 19.Nd2 c5 20.Qb3 (better 20.dc5!? bc5 21.Nc4+=) 20...cd4=+ 21.cd4 Qc7 (21...Qd4 22.Nf3 Qf4 23.Re3=+) 22.Nc4?? Attacking the isolated pawn on b6 (22.d5 f5 23.Rad1 Qc5=) 22...Ra6 (better 22...Bd5 23.Rac1 Rac8 24.Qb6 Bc4 25.Qc7 Rc7-+) 23.Rec1 Bd5 24.Qb4?? (24.Qb5 Qb7 25.Ne3 Ra5+=) 24...Bc4?? (better 24...Rc8-+) 25.Rc4 Qd7 26.Qb5?? (better 26.a3+=) 26...Qb5-+ 27.Rc7 Ra4 (better 27...Ra2! 28.Rf1-+) 28.Rcc1 Rd4 29.Rab1 Qd5 30.Re1 Rd8 31.h3 Qf5 32.Kh2 Qc2 (32...Rd2!? 33.Rf1-+) 33.Rf1 Rd2 34.Rbc1 Qa2 35.Ra1 Qd5 36.Rab1 b5 37.Rb3 Rd1 (37...Qb3 38.Kg1 Rd1 39.Re1 Qb4 40.Rf1 Rf1 41.Kf1 Qb1 42.Ke2 Qd3 43.Ke1 Re8) 38.Rd1-+ Qd1 (38...Qe5 39.Rg3 Rd1 40.h4 b4 41.f3 Qf4 42.h5 Rd5 43.Kg1 Qg3 44.Kf1 Rd1 45.Ke2 Qe1) 39.Rb5 Qe1 40.Rb7 Qf2 (40...Qe5 41.g3 Rd2 42.Rb8 Qb8 43.Kg1 Qb1 44.Kg2 Qe4 45.Kh2 Rf2 46.Kg1 Qe1) 41.Rb6 Rd2 (41...Qf4 42.g3 Qf2 43.Kh1 Rd1) 42.Rb8 Kg7 43.Rg8 Kg8 (43...Kg8 44.h4 Qg2) 0-1. alessandrocarvalhaes (1900) - shiko_freid (2090),, 2020.

3.b5 Ne5

4.c4 Nc4 5.Bc3 Nb6 6.e3 e5 7.Nf3 g6 (7...Nf6 8.Be2-/+) 8.a4 Bg7 9.a5 Nd7 10.Qb3 (10.d4 e4 11.Nfd2 Ngf6=+) 10...Ne7 11.Bc4 0-0 12.Ng5 (12.d4 a6=+) 12...Qe8 (12...d5 13.Be2-/+) 13.d4 (13.Ne4 Nf5=+) 13...h6 (13...ed4!? 14.Bf7 Rf7 15.Nf7 Nc5 (15...Qf7?! 16.Qf7 Kf7 17.Bd4-+) 16.Nd6 Nb3 17.Ne8 dc3-+) 14.Nf3-/+ Nf5 15.0-0 e4 16.Nfd2 Nf6 17.Bb4 (17.d5 Qe7=) 17...Ne7 (17...a6!? 18.Nc3 ab5 19.Nb5 Qe7-/+) 18.Nc3= Bd7 19.Nce4 (19.Qc2!?=) 19...Ne4=+ 20.Ne4 Nf5 (better 20...Bb5 21.Rac1 Bc4 22.Rc4 Qd7=+) 21.Nc3+= Rc8 22.Rae1 (22.a6 b6+/-) 22...c6 23.e4?? (23.bc6 bc6 24.Ba6=+) 23...Nd4-+ 24.bc6?? (better 24.Qb1-+) 24...Nb3 25.Bb3 (25.cd7 Qd7 (25...Rc4?! 26.de8Q Re8 27.Nd5-+) 26.Bb3 Bc3 27.Bc3 Rc3-+) 25...Bc6 (better 25...bc6 26.Ne2 Rb8 27.Bd6 Rb3 28.Bf8 Bf8 29.Ng3-+) 26.Bd6 (26.Nd5 Qd7 27.Rd1 Rfe8-+) 26...Bc3 27.Rc1 (27.Re3 Ba5 28.e5 Bb5-+) 27...Bb2 (better 27...Qe4 28.f3 Qe3 29.Kh1-+) 28.Rc2 (28.Rc4 Be4 29.Bf8 Rc4 30.Bc4 Kf8-+) 28...Bg7 (better 28...Qe4 29.Rc6 bc6 30.Bf8 Kf8 31.Bd1-+) 29.Bf8 Bf8 30.Re2 (30.Bd5 Bd5 31.Rc8 Qc8 32.ed5 Qc4-+) 30…Bb5 (30...Bb5 31.Ree1 Bf1 32.Rf1 Qe4-+) 0-1. ClayPigeons (2090) - BM30SMERCH (2050), Rated Bullet game,, 2020.

4.d4 Nc4 5.Qc1 Nb2 (5...e5 6.Bc3=+) 6.Qb2= g6 7.d5 (better 7.e3=) 7...Bg7?? (better 7...Nf6-/+) 8.Qg7+- Nf6 9.Qh8 Kd7 10.Qg7 Qg8 11.Qh6 (better 11.Qg8!? Ng8 12.Nf3 Nf6+-) 11...Nd5 12.c4 (12.Qd2 Nf6+-) 12...Nf6 (12...Qh8 13.cd5 Qa1 14.Qc1+-) 13.Nf3 b6 (13...Qh8 14.Qc1+-) 14.e3 Bb7 15.Be2 e5 16.0-0 Ng4 (16...a6 17.Rd1 Ke8 18.Nc3+-) 17.Qh3 (17.Qg5 f5+-) 17...f5 18.Nh4 (18.Rd1 h5+-) 18...e4 (18...Nf6 19.Rd1+-) 19.Bg4 fg4 20.Qg4 Kd8 (20...Qe6 21.Qe6 Ke6 22.f4+-) 21.Nc3 g5 (21...Qc4 22.Rac1+-) 22.a4 (better 22.Ne4 h6 23.Ng3+-) 22...gh4 (22...h5 23.Qg3 Kd7+-) 23.Qg8 Kd7 24.Qh7 Kc8 25.Nd5 (25.Qe7 c5 26.Qd6 Rb8 27.Rfd1 Bd5 28.Qd5 Ra8 29.Qc6 Kb8 30.Rd8) 25...c6 26.Qc7 1-0. Martin del Campo Flores,Gabriel - Yang,Andrew, World Corporate West A, 2021.

4.d4 Ng4 5.e4 e6?? (better 5...e5=) 6.Qg4+- e5 (6...Nf6 7.Qf3+-) 7.Qg3 ed4 8.Bd4 Nf6 9.Nc3 c5 10.bc6! bc6 11.Bc4 (11.Bd3 Be6+-) 11...c5 (11...Qe7 12.Qh4+-) 12.Bf6 Qf6 13.Rb1 Be6 14.Bd5 (14.Nd5 Bd5 15.Bd5 Rc8+-) 14...Bd5 (14...Rc8 15.Bb7 Rc7 16.Nd5 Bd5 17.Bd5+-) 15.Nd5 (worse 15.ed5 Be7+-) 15...Qd8 16.Rb7 Rc8 (16...Rb8 17.Ra7 Qc8+-) 17.Qa3 g5 (17...Be7 18.Re7 Kf8 19.Qa7 Ra8 20.Rf7 Ke8+-) 18.Qa4 Rc6 19.Qc6 Qd7 20.Qd7 1–0. guest120 – abomariem,, 2018.

4.e3 b6 5.Nf3+= Bb7 (5...Ng6 6.d4+=) 6.Ne5+- de5 7.Be5 e6 8.a4 (8.Nc3 Nf6+-) 8...Nf6 9.a5 Nd7 (9...ba5 10.Ra5 Bd6 11.Bd6 cd6 12.Ra3+=) 10.Bd4 (10.Bc3 Nf6+-) 10...e5 (10...ba5 11.Qg4+-) 11.a6+= Ba6 (11...Bd5 12.Bb2+-) 12.Ra6+- ed4 13.ed4 Bd6 14.Qe2 Be7 15.g3 Nb8 16.Ra3 (16.Ra4 Qd5 17.Rg1 c6+-) 16...0-0 (16...Qd5!? 17.Qf3 Qf3 18.Rf3 a6+-) 17.Re3+- Bf6 (17...Bg5 18.f4 Bf6 19.Bg2+-) 18.Bg2 c6 19.bc6 Qc7 (19...Qd6 20.Qc4 b5 21.Qb5 Bd4 22.Qb7 Be3 23.fe3 (23.Qa8?! Na6 24.Qf8 Kf8 25.fe3 Nb4=; worse 23.de3 Nc6 24.Qc6 Qb4 25.Nd2 Rfd8+-) 23...Nc6 24.Qc6 (24.Bc6? Rab8 25.Nc3 Rb7 26.Bb7 a5–+) 24...Qc6 25.Bc6+-) 20.d5 Qd6 (20...Bd4 21.Re4 Bf6 22.0-0+-) 21.0-0 a5 (21...a6 22.Re1+-) 22.Na3 Na6? (22...a4+-) 23.Nb5 Nc7 (23...Qb4+-) 24.Nd6 1–0. pcmvr – ctrotter, net–, 2017.

4.e3 Bd7 5.Nf3 b6? (better 5...Nf3!? 6.Qf3 a6+=) 6.Ne5+- de5 7.Be5 e6 8.Qf3 Be7?? (better 8...Rc8+-) 9.Bg7 (9.Bg7 Bf6 10.Bh8 Bh8 11.Nc3+-) 1–0. GuestNXXZ – GuestPJLV,, 2019.

4.e3 Bd7 5.f4 Ng6 6.Nf3 e5 (6...f6 7.Bc4=) 7.fe5 Ne5 8.Ne5 de5 9.Be2 (9.Be5 Nh6+/–) 9...f6 (9...Qh4!? 10.g3 Qg5+=) 10.0-0+= Be6 11.a4 Bd6 12.c4 (12.Bh5 g6 13.Bf3+=) 12...b6 (12...Qe7!?=) 13.d4 ed4 14.ed4 (worse is 14.Bd4 c5 15.bc6 Qc7=) 14...Bf7 (14...Qd7 15.a5+/–) 15.Bh5 (15.Bf3 Rb8 16.Bc6 Kf8+/–) 15...Ne7 16.Bf7 Kf7 17.Re1 (17.Qb3 Ke8+/–) 17...Ng6 18.Qh5 Qd7?? (18...Re8 19.Nd2+=) 19.Nd2 (better is 19.Qd5 Kf8 20.Qa8 Kf7 21.Qd5 Kf8 22.Nc3+-) 19...Rhe8+/– 20.Nf3 Re1 21.Re1+/– Re8 22.Rd1 Bf4 23.Bc3 Qe6+= 24.Qd5 Be3 25.Kf1 Qd5 26.cd5 Ne7 27.Re1 Nd5 28.Bb2 Nb4 29.Nh4 Nd3–+ 30.Re2? Nf4?? 31.Rc2 Nd5 32.Nf5 Bg5 33.Re2–/+ Re2 34.Ke2 g6 35.Ng3 f5 36.Nf1 Nf4 37.Kf2?? Nd3–+ 38.Ke2 Nb2 39.g3 Na4 40.h4 Be7 41.Nd2 Nc3 42.Kd3 Nb5 43.Nb3 Nd6 44.Nd2 Nb5 45.Kc4?? Nd6 46.Kd5?? a5 47.Nf3 a4 48.Ne5 Kf8 49.Nd3 a3 50.Nb4 Ne4 51.Na2 Ng3 52.Kc6 Ne4 0–1. Fournier,Frederic – zoros, ICC, 2005.

4.e3 Nf6 5.d4 Ng6 6.Nf3 c6 7.Bd3 cb5 8.0-0 (8.Bb5 Bd7 9.Bd3 Qb6=) 8...e5 (better 8...Bd7!?=) 9.de5+= Ne5 10.Bb5 Bd7 11.a4 a6 12.Bd7 Qd7 13.Ne5 de5 14.Be5 Qd1 (14...Rd8 15.Qf3 Be7 16.Nc3+-) 15.Rd1 Be7 (15...Nd7!? 16.Bd4 Rc8+-) 16.Nc3+- 0-0 (16...Rg8 17.Rab1 Nd7 18.Nd5+-) 17.Rab1 Rac8 (17...b5 18.ab5 ab5 19.Rb5+-) 18.Rb7 Bd8 19.Bd4 (19.Rdb1 Ba5 20.Bf6 Bc3 21.Bc3 Rc3+-) 19...Ba5 20.Bf6 gf6 (20...Bc3 21.Be7 Rfe8 22.Ra7+-) 21.Nd5 Rc2 22.Nf6 (22.Ra7 Rd8 23.g4 Kg7 24.Ra6 Be1+-) 22...Kh8 23.g3 Rfc8 (23...Bc3 24.Ne4 Bg7+-) 24.Rf7 R2c7 25.Rc7 Rc7 26.Rd8 Kg7 27.Ne8 Kh6 28.Rd6 (28.Rd6 Kg5 29.Nc7 Bc7 30.Ra6+-) 1–0. DEFFM – Krrak,, 2018.

4.e3 Nf6 5.Be2 =.

4.e4 Nf6 5.d4 Ned7 =.

4.e4 Ng6 5.Bc4 Nf4 6.Qf3 Ne6 7.Nc3 Nh6 8.Nge2 a6 9.ba6 ba6 10.–0 Nc5 11.d4 Ne6 12.g4 (12.Bc1!?+/–) 12...Rb8 13.Bc1 Ng8 14.h4 Rb4 15.Bb3 Rb8 16.e5 f6 (16...Bd7!?+=) 17.d5 Nc5 18.e6 Nh6? (better is 18...g6+/–) 19.Bh6+- gh6 20.Qf5 Rg8 (20...Be6 21.de6 Qc8 22.Rfd1 Nb3 23.ab3+-) 21.Qh5 Rg6 22.Nf4 Bg7 23.Ng6 hg6 24.Qg6 Kf8 25.Qf7 1–0. Wall,Bill – Ansary, FICS, 2011.

4.f4 Nc4 5.Bc1 e5 6.e4 Bd7?? (better is 6...Nb6=+) 7.Bc4+- ef4 8.Qh5 Be6?? (8...Nh6+-) 9.Be6 g6 10.Qd5 (better is 10.Bf7 Kf7 11.Qd5 Kg7 12.Bb2 Nf6+-) 10...fe6 11.Qe6 Ne7 12.Nf3 Bg7 13.c3 Kf8 (13...Qd7 14.Qd7 Kd7+-) 14.Ng5 c6 (14...Qe8 15.Qb3 d5 16.Ne6 Kf7 17.Nc7 Qd7 18.Na8 Ra8+-) 15.Qf7# 1–0. chevin – vello01, Live Game Caissa's Web, 2004.

4.e3 Be6

5.Nf3 Nf3 6.Qf3 Bc8 7.d4 Nf6 8.Nc3.

5.Nf3 Nf3 6.Qf3 Bc8 7.d4 Nf6 8.c4 a6 =.

5.Nf3 Nf3 6.Qf3 d5 7.Be5 =.

5.Nf3 Nf3 6.Qf3 d5 7.h3 =.

5.Nf3 Nc4

6.Bc3 Nb6 7.d4 Bd5 8.Nbd2 Nf6.

6.Bc3 Nb6 7.d4 Nf6 (8.Bd3 Bd5=).

6.Bc3 d5 7.Bd4 =.

6.Bc3 h6 7.d3 (7.Nd4 Qd7+=) 7...Nb6 8.Nd4 (8.Be2 a6+=) 8...Qd7 (8...Bd7!?=) 9.Ne6+= Qe6 10.Be2 Nf6 11.a4 Nbd5 (11...a6 12.0-0+=) 12.Bd2 (12.Bb2 a5+/–) 12...Qd7 (12...Qe5!? 13.d4 Qf5+/–) 13.c4+/– Nb6 14.Bc3 (14.a5 Nc8+/–) 14...e5 (14...Nc8 15.Bf3 c6 16.0-0+/–) 15.Nd2 Be7 16.0-0 0-0 17.f4 ef4 18.Rf4 Qe6 19.e4 Nbd7 20.Bg4 Ng4+= 21.Rg4 Bf6 22.d4 Bg5 23.d5 Qe7 24.h4 Bf6 25.Rc1 Bc3 26.Rc3 Ne5 27.Rf4 ½–½. Dopper,Johan – Den Broeder,Guido, 1992.

6.Bd4 a6 7.Ng5 ab5?? 8.Ne6 fe6 9.Qh5 g6 10.Qb5 c6 11.Qc4+- (11.Bc4?! cb5 12.Bb5 Kf7 13.Bh8 Nf6=).

6.Bd4 a6 7.Ng5 Bd5 8.ba6 Ra6+- (8...ba6? 9.Nc3 e6 10.Nd5 ed5 11.Qh5+-).

6.Bd4 Nh6 +=.

4.e3 Ng6

5.c4 e5 6.Nf3=.

5.c4 Nf6 6.Nf3 e5 7.d4 Be7 (7...ed4!? 8.Bd4 a6+=) 8.de5+= Nd7? (better 8...de5!? 9.Qd8 Kd8 10.Ne5 Bb4 11.Ke2 Be6+/-) 9.ed6+- Bf6 10.dc7 Qc7 11.Bf6 Nf6 12.Be2 0-0 13.0-0 Bg4 14.Nbd2 Rad8 15.Qb3?? (15.Nd4 Be2 16.Qe2 Rd7+-) 15...h5? (better 15...Rd2 16.Nd2 Be2=) 16.Rfd1 h4 (16...Rfe8 17.h3 Bf5 18.Qc3+-) 17.Rac1 h3 18.g3 (18.gh3 Bh3 19.c5 Ne5+-) 18...Ne7 (18...Ne5 19.Re1+-) 19.a4 (19.c5 Nd7+-) 19...Nf5 (19...Ng6 20.c5+-) 20.c5 Qa5 21.Qc3 Qa4 (21...Qc7 22.Qb4+-) 22.Ra1 Qa1 (22...Nd5 23.Qb2 Qb4 24.Qb4 Nb4 25.Ra7 Nd3+-) 23.Qa1 Nh5 (23...Ra8 24.Qa4 Rfd8 25.Ne4 Rd1 26.Bd1+-) 24.Qa7 1-0. ClayPigeons (2230) - jhe28 (2375), Rated Bullet game,, 2019.

5.d4 e5 6.Nf3 e4!? 7.Nfd2 Nf6 =.

5.d4 e5 6.Nf3 Bg4 7.de5 Ne5 8.Be2 Qf6 =.

5.d4 Nf6 6.a4 c6 (6...d5 7.Nf3=) 7.Nf3 a6 (7...Bf5 8.Be2=) 8.c4 (8.Bd3 d5+=) 8...ab5 (8...Bf5 9.Bd3 Bd3 10.Qd3 ab5 11.cb5=) 9.ab5 Ra1 10.Ba1 e6 11.Bd3 Be7 12.0-0 0-0 13.Nc3 Qb6 14.Qc2 c5 (14...cb5 15.Nb5 Bd7 16.Rb1+=) 15.dc5 (15.Na4 Qc7+/-) 15...dc5 (15...Qc5 16.Rd1+=) 16.Bb2 (16.Rd1 Rd8+=) 16...Bd7 (16...Qc7 17.Ne2+=) 17.Ne2 Qc7 (17...Rd8 18.Rd1+=) 18.Rd1 (18.Bg6 fg6 19.Be5 Qb6+/-) 18...b6 (18...Rd8 19.Bg6 fg6 20.Be5+=) 19.Ng3 Bd6 (19...Rd8+/-) 20.Ng5 (20.Bf6 gf6 21.Nh5 Be7+/-) 20...h6? (better 20...Bg3!? 21.hg3 e5+=) 21.Nf7! Rf7 Decoy to f7 (21...Kf7 Decoy theme: f7 22.Bg6) 22.Bg6 Re7? (22...Rf8 23.f4 Be7 24.Ne4+-) 23.Qd3 (better 23.Bf6 gf6 24.f4+-) 23...Bg3 24.hg3 Bc8?? (24...e5 25.f4 ef4 26.gf4+-) 25.Qc2 (better 25.Qd8 Ne8 26.Be8+-) 25...Bb7 (25...e5 26.Qd3 Rd7 27.Qb1+/-) 26.Bf6+- gf6 27.Be4 (27.Bh5 f5+-) 27...f5 (27...Kg7 28.Bb7 Qb7 29.Rd6+-) 28.Bb7 Qb7 29.Rd6 Kf7 (29...Qb8 30.Rc6+-) 30.Qd3 (30.g4 Qb8 31.Rc6 Ra7+-) 30...Qc7 (30...Kg7 31.Qc3 e5 32.Qd2+-) 31.Rc6 (31.g4!? Qa7 32.gf5 Qa1 33.Kh2 Qe5 34.Kh3 Qf5 35.Qf5 ef5 36.Rb6 Re4+-) 31...Qd7 32.Qd7 (32.Qe2!? Qd8+-) 32...Rd7+/- 33.Rb6 Rd1 34.Kh2 Rc1 35.Rb7 (35.Rb8 Rc4 36.b6 Rb4+/-) 35...Kf6 36.b6 Rc4 37.Rc7 (37.Rh7 Rb4 38.b7 c4+/-) 37...Rb4+= 38.b7 c4 (38...h5 39.e4+=) 39.f3 (39.Rc4 Rb7 40.g4 fg4 41.Rg4 Rb3+/-) 39...c3+= 40.Rc3 Deflection from b7 40...Rb7 41.Rc4 Rg7 (41...Rb3 42.e4+=) 42.e4 (42.Kh3 h5+/-) 42...Ra7 (42...fe4 43.Re4 Rd7 44.Rf4 Kg5 45.Rf8+/-) 43.ef5 Kf5 44.g4 Kf6 45.Re4 Ra5 46.Kg3 h5 (46...e5 47.Rc4+/-) 47.gh5 Rh5 48.Kf2 (48.f4 Rh1+/-) 48...Rg5 (48...e5 49.Rb4+/-) 49.g4 (49.f4 Rd5 50.Kf3 Rh5+-) 49...Rg7 (49...e5 50.Ke3+/-) 50.Kg3 (50.Rf4 Ke5 51.Rf8 Kd5+-) 50...Ra7 (50...e5 51.f4 ef4 52.Kf4+/-) 51.Rf4 (51.f4 Ra3 52.Kh4 Kf7+-) 51...Kg6+/- 52.Rb4 Kf6 (52...e5 53.Rb6 Kf7 54.g5+/-) 53.Rb6 (53.f4 Ra3 54.Kf2 Ra1+-) 53...Ra1 (53...Ra3 54.Rc6+/-) 54.f4+- Rg1 55.Kh3 Rb1?? (better 55...Rh1 56.Kg2 Re1+-) 56.f5 (56.Rb1 Ke7 57.Rb7 Ke8 58.Kh4 Kd8 59.g5 Kc8 60.Ra7 Kb8 61.Rf7 Kc8 62.g6 Kd8 63.g7 Ke8 64.g8Q) 56...Rb6-+ 57.fe6 Ke6 58.Kg3 Kf6 59.g5 (59.Kf4-+) 59...Kg5 60.Kf3 (60.Kf2 Kf4 61.Ke2 Rd6 62.Kf2 Re6 63.Kg2 Re2 64.Kf1 Kf3 65.Kg1 Re1 66.Kh2 Rd1 67.Kh3 Rh1) 60...Rb3 (60...Re6 61.Kg3 Rf6 62.Kh2 Kf4 63.Kg2 Kg4 64.Kh2 Kf3 65.Kg1 Rh6 66.Kf1 Rh1) 61.Ke4-+ ½-½. BeepBeepImAJeep (2535) - Gesandter (1915),, 2018.

5.Nf3 e5 6.Be2 Nf6 7.d3 Be7 8.c4 Bd7 (8...a6 9.0-0=) 9.0-0= 0-0 10.Nbd2 Bg4 11.a4 Nd7 (11...a6 12.Qc2=) 12.h3 Bf3 (12...Be6 13.d4 f5 14.d5=) 13.Nf3 (13.Bf3 Rb8+/–) 13...f5 14.e4 (14.a5 a6+=) 14...f4 (14...Nf4!?=) 15.d4 ed4 (15...Bf6 16.de5 Nde5 17.Qd5 Kh8 18.Be5 Be5 19.Rad1+=) 16.Bd4 (16.Qd4 Bf6 17.Qd5 Rf7+=) 16...Nde5 (16...Bf6 17.a5=) 17.Ne5 (17.a5 a6+/–) 17...de5+= 18.Bb2 Qe8 19.Qc2 Rd8 20.Rad1 Qf7 21.Rd8 Rd8 22.Rd1 Qe8 23.Rd8 Qd8 24.Qd3 Qf8?? 25.f3?? Kh8 26.Qd5 b6 27.Qd7 Bd6 28.Bc3 Kg8 29.a5 ba5 30.Ba5 Bc5 31.Kf1 Bb6 32.Bb6 ab6 33.Qc7+- Qc5 34.Qc5 bc5 35.b6 Ne7 36.Bd1 Kf8?? 37.Ba4 Nc8 38.b7 (38.b7 Nb6 39.b8Q Kf7 40.Qc7 Kg6 41.Qb6 Kf7 42.Qc7 Kg6 43.Qe5 Kh6 44.Qf4 g5 45.Qf6 Kh5 46.g3 h6 47.Be8) 1–0. Fournier,Frederic – zoros, ICC, 2005.

2.Bb2 Qd7

3.Nc3 Qc6 4.e4 Qb6?? (better is 4...Qd7+= 5.Nf3 Nf6 6.b5 a6 7.a4 Qg4 8.h3 Qh5; 4...a6 5.b5 Qd7 6.Nf3 Nf6 7.a4 Qg4 8.h3 Qh5) 5.Nd5+- Qc6 6.Bb5!! Qb5 (6...Na6 7.c4 e6 8.Bc6 bc6 9.Nf4+-) 7.Nc7 (7.Nc7 Kd8 A) 8.Na8 Qb4 9.Bc3 Qe4 10.Qe2 Qg2–+ (10...Qc2?? 11.Qc4 Qf5 12.Qc7 Ke8 13.Qb8+-); B) 8.Nb5+-) 1–0. Exile – Anous, internet, 2011.

3.Nc3 Nf6 4.e3 a6 5.h3 Nc6 6.a3 e5 7.Nf3 e4 8.Nd4 Nd4.

3.c4 d5 4.e3 dc4 (4...e6 5.Nf3=) 5.Bc4 Na6 (5...Nc6!?=) 6.Nf3 (6.Qf3 Qf5 7.Ba6 Qf3 8.Nf3 (worse 8.gf3 ba6 9.Be5 Kd7=) 8...ba6 9.Be5+=) 6...Nb4? (better 6...f6 7.b5 Nb8+-) 7.Ne5+- a6 (7...Qf5 8.Qa4 Nc6 9.Nf7 Qf7 10.Bf7 Kf7 11.Qf4 Nf6 12.Qc7 Nd5+-) 8.Bf7 (8.Bf7 Kd8 9.Nd7 Nd3 10.Ke2 Nb2 11.Qb3 Bd7 12.Qb7+-) 1–0. DEFFM – GuestJJPX,, 2018.

3.e3 a5 4.b5 (4.a3 ab4 (4...e5 5.b5 Be7 6.Be2 Nf6 7.Nf3 0-0 8.Nc3 Qf5 9.0-0= 0.00; 4...Nf6 5.b5 e5 6.d4 e4 7.d5 Be7 8.Nc3 Qf5 9.Nge2= 0.03; 4...Nh6 5.Nf3 e5 6.Be2 Be7 7.0-0 ab4 8.ab4 Ra1 9.Ba1= 0.16; 4...e6 5.b5 Nh6 6.Nf3 e5 7.Nc3 Be7 8.d4 ed4 9.Nd4+= 0.59) 5.ab4 Ra1 6.Ba1 Qa4 7.Bc3 Bf5 8.Bd3 Bd3 9.cd3= –0.22; 4.ba5 Nf6 (4...Nc6 5.Nf3 e5 6.a6 ba6 7.Nc3 Rb8 8.Rb1 Nf6 9.e4= –0.12; 4...Ra5 5.d4 Nf6 6.Nf3 Nc6 7.Be2 e6 8.0-0 Be7 9.Bc3= 0.13; 4...e5 5.d4 e4 6.d5 Ra5 7.Bc3 Ra4 8.Bd4 Ne7 9.c4= 0.22; 4...Nh6 5.d4 d5 6.Nf3 Qa4 7.Bd3 Bf5 8.0-0 Qa5 9.Nc3= 0.22) 5.Nf3 e5 6.Bc3 Be7 7.Bc4 Nc6 8.a6 ba6 9.0-0=+ –0.41) 4...a4 (4...Nf6 5.Nf3 e5 6.Be2 Be7 7.0-0 0-0 8.Nc3 Qf5 9.Bc4= 0.00; 4...Nh6 5.Nf3 e5 6.Nc3 a4 7.Nd5 Qd8 8.e4 c6 9.Ne3= 0.22; 4...e5 5.d4 Qe7 6.Nd2 Nf6 7.de5 de5 8.Ngf3 Nfd7 9.Bd3+= 0.53; 4...c6 5.Nc3 e5 6.Nf3 Nf6 7.e4 Qg4 8.Qe2 Be6 9.d4= 0.16) 5.Nf3 e5 6.Be2 Nf6 7.0-0 Be7 8.Bc3 0-0 9.Bb2=. Pereira – Restierne, internet, 2020.

3.e3 Qg4 4.Qg4 Bg4 5.c4 e6 6.Ne2 d5 7.Nf4 dc4 (7...Bb4?? 8.Bg7 (8.cd5?! Ne7+-) 8...Nd7 9.Bh8+-) 8.b5 Nd7 9.Bc4 h5 (9...Bf5 10.f3=) 10.h3 (better 10.f3 Bf5 11.e4+-) 10...Rh6?? (better 10...Bf5+=) 11.hg4+- hg4 12.Rh6 gh6 13.d4 Ngf6 14.Nd2 b6 (14...Bd6 15.Nd3+-) 15.a4 h5 16.a5 h4 17.e4 (17.d5 e5 18.Nd3 Bd6+-) 17...h3 (17...Bh6 18.g3+-) 18.gh3 gh3 (18...Bh6 19.Ne6! fe6 20.e5 gh3 21.ef6+-) 19.Nh3 Bh6 (19...Bb4 20.Bd3 ba5 21.Ke2+-) 20.f4 Nh5 21.Ng5 (better 21.f5 ef5 22.ef5 Ng3+-) 21...Ng3 (21...Nf4 22.Ndf3+-) 22.ab6 (better 22.Kf2 Nh5 23.Rh1 Bg5 24.fg5+-) 22...ab6 (22...Nb6 23.Be2 Ne2 24.Ke2 Nc8+-) 23.Ra8 Ke7 24.Ba3 Kf6 25.e5 (25.Rg8 Bg7+-) 25...Kg6 26.Bd3 Kg7 27.Ndf3 (better 27.Rd8 Nh5 28.Rd7 Bg5 29.fg5 Nf4+-) 27...f6 28.Ne6 (28.Ne6 Kf7 29.Nc7+-) 1–0. GuestNMCL – GuestLYJW,, 2017.

2.Bb2 Bd7

3.a3 Qc8 4.e3 h5 5.Nf3 (5.Be2 h4+=) 5...h4 (5...e5 6.Be2+=) 6.h3 Nc6 (6...e5 7.Be2+=) 7.c4 (7.d4 Nf6+/-) 7...e5+= 8.Nc3 f5 (8...Nf6 9.d4+/-) 9.Rc1 (9.b5 Nd8+/-) 9...Nf6 (9...e4 10.Nh2+=) 10.d3 g6 (10...Be7 11.Be2+=) 11.Nd5 (11.Be2 Nd8+/-) 11...Bg7 (11...Nd5 12.cd5 Ne7 13.Qb3+=) 12.Nd2 (12.b5 Nb8+=) 12...0-0 (12...Be6 13.Nf6 Bf6 14.Be2=) 13.Be2 (13.b5!? Nd5 14.bc6 (14.cd5?! Ne7=) 14...Bc6 15.cd5 Bd5 16.Qa4+/-) 13...Nd5+= 14.cd5 Ne7 15.Qb3 a5 16.Nf3 (16.Qc4+=) 16...a4 (16...ab4!? 17.ab4 Bf6=) 17.Qc4+/- Qd8 (17...Rf6 18.Nh4 Kf8 19.f4+-) 18.Ng5 (better 18.Qc7 e4 19.Nd4 Bd4 20.ed4+/-) 18...Nc8?? (better 18...f4 19.ef4 ef4 20.Bg7 Kg7+/-) 19.Qh4+- Re8 (19...Rf6 20.f4 ef4 21.Bf6 Qf6 22.Rc7+-) 20.Qh7 Kf8 21.Qg6 Qf6 (21...Re7+-) 22.Nh7 Ke7 23.Nf6 Bf6 24.Qh7 (better 24.Rc7 Kd8 25.Rd7 Kd7 26.Qf5 Kc7 27.Qf6 Kb8+-) 24...Kd8 25.f4 (25.d4!? e4+-) 25...Ne7 26.fe5 (26.Bf3 Rh8 27.Qf7 Bh4 28.Kd1 Be8+-) 26...de5 27.Qh6 (better 27.Qf7 Ra6 28.g3+-) 27...Rf8 (27...Nd5 28.e4 Rh8 29.Qd2+- (29.ed5?! Rh6 30.Kf2 Rc8+/-)) 28.e4 (28.Qf8 Be8 29.Qf6 Ra6 30.Qe5 c5 31.Rc5 Bd7 32.Qh8 Ng8 33.Qg8 Ke7 34.Qg7 Kd8 35.Bf6 Rf6 36.Qf6 Ke8 37.Bh5) 28...Ke8 (28...Rf7+-) 29.Bh5 Rf7 30.Qf6 Ra6 (30...Bc6 31.dc6 bc6 32.Bf7 Kd8 33.Be6 Ke8 34.Qf7 Kd8 35.Qf8) 31.Qf7 Kd8 32.Qf8 Be8 33.Qe8 1-0. FeegLood (2855) - amateur2016 (2150),, 2016.

3.a4 b6 4.b5 d5 (4...Nf6 5.Nc3+=) 5.e3 Nc6?? (better 5...Nf6+-) 6.bc6+- Bc6 7.Nf3 e6 (7...Nf6 8.Ne5 Bd7 9.Ba6+-) 8.Ne5 f6 (8...Bd7+-) 9.Nc6 Rc8 (9...Qc8 10.Bb5 Kf7+-) 10.Nd8 Kd8 11.Ba6 c6 12.Qg4 Ne7 13.Qe6 Ke8 14.Bc8 c5 15.Nc3 g6 (15...b5 16.Nd5 b4 17.Nc7 Kd8 18.Qd7) 16.Nd5 h6 (16...b5 17.Nf6 Kd8 18.Qd7) 17.Nf6 Kd8 18.Qd7 1–0. GuestPDGQ – GuestDPMQ,, 2020.

3.c3 Qc8 4.d4= a5 (4...Nf6 5.Nf3=) 5.e4 ab4 6.cb4 h5 (6...d5 7.ed5 e6 8.de6 Bb4 9.Nd2 fe6 10.Qg4+=) 7.Bc4 (7.Nd2 e6+=) 7...h4 (7...e6 8.b5+=) 8.Qf3 (8.Nc3 e6+=) 8...f6 (8...e6 9.b5+=) 9.Qb3 (9.a3 Nc6+=) 9...Nh6 (9...e6 10.Nf3+=) 10.Bc1 (10.d5 Qd8+/–) 10...Ng4 (10...e5 11.d5+=) 11.Bf7 (11.h3 Nh6+/–) 11...Kd8+= 12.f3 (12.Ne2 h3 13.g3 e5+/–) 12...Nh6 13.Bc4 (13.Bg6 Nc6 14.Ne2 e5=) 13...c6 (13...e5 14.Ne2+=) 14.Nc3 g5 (14...e6 15.Bd3+=) 15.Nge2+/– g4 (15...h3 16.g3+/–) 16.0-0 g3 17.hg3 hg3 18.Ng3 Bh3?? (better is 18...b5 19.Bd3 Qb7+/–) 19.gh3+- Qh3 20.Bf4 (20.Kf2 Qh2 21.Ke1 Qg3 22.Kd1 e5+/–) 20...e5 21.de5 fe5 22.Be6 (22.Bg5!? Kc7 23.Qb2 Qg3 24.Qg2 Qg2 25.Kg2=) 22...Qh4=+ 23.Rfd1 (23.Be5 Ng4 24.Qc2 Ne5–/+) 23...ef4 24.Nf1 Qg5 (24...Nd7!?–/+) 25.Kf2= Qh4 (25...Qe5=) 26.Kg1 (26.Ke2 Qh1=+) 26...Qg5 (26...Nd7!?–/+) 27.Kf2= Qh4 (27...Ke8 28.Ke1=) 28.Kg1 (better is 28.Ke2!?=) ½–½. Wall,Bill – Snoopy, internet, 2005.

3.c3 e5 4.d4 =+.

3.c4 c5 4.bc5 dc5 5.g3 Bc6 6.Nf3 Nf6 7.Bg2 e6 8.0-0 Be7 9.d3 Nbd7 10.a4 a6 11.a5 b5 12.ab6 0-0 13.Qb3 Rb8 (better is 13...Nb6!? 14.Nbd2 a5=) 14.Ra6+/– Qc8 15.Qa3 Nb6 16.Nc3 Nfd7 17.Rb1 (17.Nb5 Qd8+/–) 17...Bf6 (17...Bf3 18.ef3 Bf6 19.Ra5+/–) 18.Nb5 Bb2 (18...Bf3 19.Bf3 Bb2 20.Rb2+/–) 19.Rb2+/– Bb7? (19...Bf3 20.Na7 Nc4 21.dc4 Rb2 22.Nc8 Rb1 23.Bf1 Be2 24.Ne7 Kh8+=) 20.Nd6+- Qc6 (20...Ba6 21.Nc8 Bc8 22.Nd2+-) 21.Nb7 Rb7 (21...Qb7 22.Ne5! Qc8+-) 22.Ne5! Qc7 (22...Ne5 23.Bc6 Discovered attack) 23.Nd7 Qd7 24.Bb7 Qb7 25.Rbb6 Qc7 26.Rc6 Qe5 (26...Qd8+-) 27.Ra8 Qe2 28.Rf8 Kf8 29.Qc5 Ke8 30.Rc8 Kd7 31.Qc7 1–0. pcmvr – prasanta (2260), net–, 2016.

3.c4 c6 4.e3 b6 (4...e5 5.d4=) 5.Nf3 (5.d4 Nf6=) 5...Na6 (5...e5!?=) 6.a3+= Nc7 7.Be2 g6?? (better is 7...e5+=) 8.Bh8+- f6 9.0-0 (9.Nd4 e5 10.Nc6 Bc6+-) 9...b5 10.d3 a6 11.Nbd2 Nh6 12.Qc2 Nf7 13.Bf6! ef6 14.Rfe1 Bg7 15.Rad1 g5 16.Rc1 Nh6 17.h3 Ne6 18.Nd4 Nc7 19.Bh5 Ke7 20.cb5 ab5 21.Nc6 Bc6 22.Qc6 Ne6 23.Qb7 Nc7 24.Qc7 Qc7 25.Rc7 (25.Rc7 Kf8 26.Nf3+-) 1–0. Fournier,Frederic (1715) – hje, Active, 2005.

3.c4 Nc6 4.b5= Ne5 5.e3 Nf6 6.Nf3 (6.d4 Neg4 7.h3+=) 6...e6 (6...Bg4 7.Be2 Bf3 8.gf3=) 7.Be2 (7.Ne5!? de5 8.Be5+/–) 7...Ng6 8.0-0 Be7 9.h3 0-0 10.Nc3 c6 11.bc6 Bc6 12.d4 e5 13.d5 Bd7 14.Bd3 Qc8 15.Qc2 Bh3 (15...Qc7=) 16.Bg6 (16.gh3 Qh3 17.Qe2–+) 16...Bg2?? (16...fg6 17.Ne1 Bg4–/+) 17.Kg2 (better is 17.Bf5 Bf3 18.Bc8 Rfc8 19.Qf5+-) 17...fg6 18.Ne4 Qg4 19.Ng3 Nh5? 20.Qe4+/– Nf4? 21.ef4+- ef4 22.Nh2 Qg5 23.Qd4 Bf6+/– 24.Qd2 f3? 25.Nf3+- Qg4 (25...Qg4 26.Nd4 Rf7+-) 1–0. Fournier,Frederic (1815) – Wahnsinn (1795), Active (1/0), 2005.

3.c4 e5 4.b5 (--> 1.b4 e5 2.Bb2 d6 3.b5 Bd7 4.c4).

3.c4 f6 4.e3 Nc6 5.b5 Nb4 6.a3 1–0. Wall,Bill – Cohen Liran, Internet, 2001.

3.e3 a5 4.b5 c6 5.a4 cb5 6.ab5 Qb6 (6...Nf6 7.Nf3+=) 7.c4 (7.Nc3 Nf6+-) 7...Bf5 8.Nf3 Nd7 9.d4 Bg4 (9...Ngf6 10.Be2+-) 10.Be2 0-0-0?? (better 10...Ngf6+-) 11.Bc3+- a4 (11...Qc7 12.Ba5 b6+-) 12.Ra4 Qc7 13.Ra8 Nb8 14.0-0 Bf3 (14...Rd7 15.b6! Qb6 16.Na3+-) 15.Bf3 Qc4 (15...b6+-) 16.Ba5 Rd7 17.Nd2 Qb5 18.Qc2 (18.Qc2 Qc5 19.dc5 d5 20.c6 Rc7 21.cb7 Kd7 22.Bg4 f5 23.Bf5 Ke8 24.Be6 Rc2 25.Rb8 Rc8 26.bc8Q) 1–0. DEFFM – GuestXZFK,, 2019.

3.e3 b5 4.Nf3 a6 5.c4 (5.a4 ba4 6.Nc3 Nf6=) 5...e5 6.Nc3 f6 (6...c6 7.a3=) 7.Be2 (7.cb5 ab5 8.Nb5 Be6+-) 7...h5? (7...d5!? 8.c5 Be6+=) 8.0-0 (better 8.cb5 ab5 9.Nb5+-) 8...g5? (better 8...bc4 9.Bc4 c6+-) 9.cb5 (9.Ng5 Bg4 10.Bg4 hg4+-) 9...ab5 10.Nd5 (better 10.Ng5 Bg4 A) 11.Bb5?! c6 12.f3 Bc8= (12...fg5? 13.fg4 hg4 14.Qg4+-); B) 11.Bg4 hg4 12.Ne6+-) 10...c6?? (10...Be6 11.e4+= (worse 11.Bb5 c6–/+)) 11.Nc3 (better 11.Ng5 Bg4 12.Bg4 hg4 13.Ne6+-) 11...g4 12.Nh4 Be6 (12...Bg7 13.e4+=) 13.Qc2 (13.Ng6 Rh6 14.Nf8 Kf8+-) 13...d5 (better 13...Na6!? 14.a3 Ne7+=) 14.Ng6+- Rh6 15.Nf8 Kf8 16.d4 (16.a4 d4 17.ed4 ed4+-) 16...Na6 (16...h4 17.a4 h3 18.g3+-) 17.a3 (better 17.a4 ed4 18.ed4 Nb4 19.Qb3+-) 17...Rh7?? (better 17...h4+-) 18.Qh7+- f5 (18...Bf7 19.a4 ba4 20.Ra4+-) 19.de5 Rc8 (19...Qe7 20.Qh5 Qf7 21.Qf7 Kf7 22.a4 Nb4 23.ab5 Ra1 24.Ra1+-) 20.Qh5 Rc7 (20...Qe8 21.Qg5+-) 21.g3 (better 21.Rfb1 Rb7+-) 21...Bf7 (21...Kg7 22.f3 Nh6 23.fg4+-) 22.Qh4 (better 22.Qf5 Qe7 23.a4+-) 22...c5 (22...Qh4 23.gh4 Be6 24.Rfc1+-) 23.bc5 (better 23.Qd8 Be8 24.Bb5 Kg7 25.Ba6 Rd7 26.Qe8 Re7+-) 23...Nc5 (23...Qh4 24.gh4 Nc5 25.Nb5 Re7+-) 24.Qd8 Be8 25.Qc7 (25.Qc7 Ne7 26.Qc5+-) 1–0. GuestXSBG – GuestFTBT,, 2016.

3.e3 Bc6 4.c4 Nd7 (4...e5 5.d4 Bd7 6.de5 de5 7.a3=) 5.b5 Be4 6.d3 Bg6 7.Nf3 e5 8.a4 Ngf6 9.Be2 Be7 10.0-0 0-0 (10...a6 11.Nh4+=) 11.Nc3 Re8 (11...Bf5 12.e4 Bg4 13.d4+=) 12.h3 (12.Nh4 Bh5+=) 12...Nf8 (12...e4 13.de4 Ne4 14.Nd5=) 13.Qb3 (13.Nh4 c6+=) 13...N6d7 14.d4 e4 (14...ed4!? 15.Nd4 Nc5=) 15.Nd2+= f5 16.f3 (16.a5 Ne6+/-) 16...c6 (16...Bg5 17.f4 Bf6 18.a5+=) 17.fe4 fe4 (17...Bg5!? 18.Nd1 fe4 19.c5 d5+=) 18.Nde4 (18.Nce4 Nf6 19.Nf6 Bf6+/-) 18...Be4 (18...Nf6!? 19.Nf2 Qc7+/-) 19.Ne4+- Ng6 (19...Nf6 20.Nf6 Bf6 21.Bf3+-) 20.Bf3 (better 20.Nd6 Bd6 21.c5 Kh8 22.cd6+-) 20...d5? (20...Qc7+-) 21.cd5 cd5 22.Ng3 (22.Qd5!? Kh8+-) 22...Nf6? (22...Nb6 23.e4+/-) 23.Rac1 (23.e4!? Rc8 24.e5 Rc4+-) 23...Bd6 (23...Nh4 24.Be2 Kh8 25.Ba3+/-) 24.Nf5 (24.Nh5 Nh5 25.Qd5 Kh8 26.Qh5 Re3 27.Bb7 Rb8+-) 24...Bc7? (24...Bf8 25.a5+/-) 25.Rc2 (better 25.e4!?+-) 25...Rc8 26.Rfc1 Qd7 27.Ba3 (27.e4!? Ne4 28.Bg4+-) 27...Qf5+/- 28.Bd5?? (better 28.Rc7 Rc7 29.Rc7+/-) 28...Kh8?? (better 28...Nd5 29.Rc5 Rcd8 30.Rd5 Qd5 (30...Rd5?! 31.Rc7 Kh8 32.Rb7-+) 31.Qd5 Rd5 32.Rc7 Re3 33.Rc8 Kf7 34.Rc7 Ke6-+) 29.Rc7?? (better 29.Bb7 Qd7 30.Bc8 Rc8 31.Rc6+-) 29...Rc7-+ 30.Rc7 Nd5 (worse 30...Qd5 31.Qd5 Nd5 32.Rb7 Ne3 33.Ra7+/-) 31.Rb7 (better 31.Rc5 Nge7 32.Qc2-+) 31...Ne3?? (better 31...Qe4 32.Rf7 Ne3-+) 32.Bc1?? (better 32.Qe3! Re3 33.Rb8 Nf8 34.Rf8 Qf8 35.Bf8 Re1 36.Kf2+=) 32...Qf1 33.Kh2 Qc1 (33...Qg2) 34.Qe3 (34.Qf7 Nf1 35.Kg1 Ng3 36.Kh2 Qh1 37.Kg3 Re3 38.Qf3 Qe1 39.Kh2 Rf3 40.Rb8 Rf8 41.Rf8 Nf8 42.d5-+) 34…Qe3 (34...Qe3 35.Rf7 Nf4 36.Rf5 Qf2 37.Rf4 Qf4 38.g3 Re2 39.Kg1 Qc1) 0-1. RichardSommer (2005) - gbxdl (2025),, 2020.

3.e3 e5 4.b5 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.e3 Nf6 4.b5 Bd7).

3.e3 Nf6 4.b5 b6 5.Nf3 e5 6.Be2 h6 (6...a6 7.c4=) 7.c4 Be6 (7...a6 8.0-0=) 8.d4+= e4 9.Nfd2 d5 10.0-0 Bb4 (10...dc4 11.Nc3+=) 11.Qa4 Bd2 12.Nd2 0-0 13.cd5 Bd5 14.Rac1 (better 14.Ba3 Re8 15.Rfc1+=) 14...Qd6?? (better 14...a6=) 15.Ba3+- c5 16.bc6 Qc6? (16...Bc6 17.Bd6 Ba4 18.Bf8 Kf8+-) 17.Rc6 (17.Rc6 Bc6 18.Qb3+-) 1-0. WG Anonymous – Anonymous,, 2021.

3.e4 e5 4.d4 (4.Nf3 Nf6 5.Nc3 Be7=) 4...ed4 5.Bd4 Nf6 (5...Nc6 6.Bc3=+) 6.Nd2 (6.Nc3 Nc6=) 6...Nc6=+ 7.Bc3 Be7 (7...Qe7 8.Qe2=+) 8.a3 (8.Ngf3 d5 9.b5 Nb4=) 8...0-0 9.Be2 (9.Ngf3 d5 10.b5 Nb8=) 9...Be6 (9...a6 10.Ngf3=) 10.Ngf3 (10.b5 Nb8=) 10...d5 11.ed5 (11.Ng5 de4 12.Ne6 fe6=+) 11...Nd5–/+ 12.Bb2 Nf4 (12...Bf6 13.Bf6 Qf6 14.Ne4=+) 13.0-0 a5 (13...Bf6 14.Bf6 Qf6=+) 14.Re1 (better is 14.b5!? Na7 15.Re1=) 14...ab4–/+ 15.ab4 Nb4 (15...Ne2 16.Qe2 Bb4 17.Ra8 Qa8 18.Ne5–/+) 16.Ra8 Qa8 17.Nb3 (17.Nd4 Qa2 (17...Ne2?! 18.Qe2 Qa2 19.Ne6 Qe6 20.Qe6 fe6 21.Re6=+) 18.Bc1 c5 19.Ne6 fe6–/+ (19...Qe6?! 20.Bf3 Qd6 21.Bb7=+)) 17...Rd8 18.Qa1?? (better is 18.Qb1–/+) 18...Nc2–+ 19.Qa8 Ra8 20.Rc1 Ne2 (20...Ne2 21.Kh1 Bb3–+) 0–1. Zigalday – Wall,Bill,, 2008.

3.Nf3 Ba4 4.Nc3 b5 (better is 4...Bd7+=) 5.Na4+- ba4 6.c4 Nc6 (6...a3 7.Ba3 e5 8.d4+-) 7.b5 Nb4?? (better is 7...a3 8.Ba3 Nb8+-) 8.a3 (8...Na6 9.ba6+-; 8.Qa4 Nc6 9.bc6 e5+-) 1–0. Wall,Bill – Albee, Internet, 2003.

3.Nf3 a5!? =.

3.Nf3= Bb5 4.e4 Bf1 5.Rf1 Nd7 6.d4 c6 7.c4 e6 8.Nbd2 (8.d5 ed5 9.ed5 Ngf6+=) 8...Be7 9.Qc2 (9.d5 Bf6 10.Bd4 ed5 11.cd5 cd5 12.ed5 Ne7=+) 9...Ngf6 10.e5 (10.a3 0-0=) 10...de5 11.de5 Ng4 (11...Nh5 12.a3=+) 12.h3 Nh6 13.0-0-0 (13.Bc3!?=) 13...Bb4=+ 14.Ne4 0-0 (better 14...Qa5!? 15.Bc3 Ba3 16.Kb1 Qa6=+) 15.Neg5 Nf5 16.Nh4?? (better 16.g4!? h6 17.gf5 hg5 18.Rg1+=) 16...h6 (better 16...Qg5 17.Kb1 Nh4 18.Rd7 Qg2–+) 17.Nf5–/+ Qg5 (17...ef5 18.Qf5 g6 19.Qd7 Qg5 20.f4 Qg2 21.Qg4 (21.Qb7?? Rab8 22.Qd7 Bc5–+) 21...Qg4 22.hg4=+) 18.Kb1? (18.f4 Qd8 19.a3=+) 18...Qf5?? (18...Rfd8 19.Nd6 Rab8–/+) 19.Rfe1?? (better 19.Qf5 ef5 20.Rd7=) 19...Qc2–+ 20.Kc2 Nc5 (better 20...Be1 21.Rd7 Bf2 22.Rb7–+) 21.Re2 (21.Re3 Rfd8 22.Bd4 Na4–+) 21...Rad8 22.Rb1 (22.Bd4–+) 22...a5 (better 22...Rd3 23.a3 Ba5–+ (worse 23...Ba3 24.Bc3–+)) 23.a3 Ba3 (23...Rd3 24.ab4 ab4 25.Rd2 b3 26.Kd1–+) 24.Ba3 Na6?? (better 24...Rd4 25.Re3 Rc4 26.Rc3 Rc3 27.Kc3 b6–+) 25.Bf8+- Rf8 26.Rb7 Nc5 (26...Ra8 27.Rd2+-) 27.Ra7 (27.Rc7 Rd8 28.Rc6 Nb7+-) 27...Rd8? (better 27...Rb8+-) 28.Ra5+- Nd3 29.Ra7 (29.g3 c5+-) 29...Nb4 (29...Nf4 30.Rd2 Rd2 31.Kd2 Ng2 32.Rc7+-) 30.Kb3 (30.Kc3 c5+-) 30...Nd3 31.Rd2 (31.Kc3 Nf4 32.Re4 g5+-) 31...Nc5? (better 31...Rb8 32.Kc3 Ne5+-) 32.Kc2 Rc8 33.Ra5 Ne4 (33...Nb7 34.Ra1+-) 34.Rd7 (34.Rd4 Nf2 35.Rf4 Nh1+-) 34...Nf2 35.Raa7 Rf8 36.Rd6 (36.Rac7 Kh7+-) 36...Ne4 (36...c5 37.Rd2 Ne4 38.Rdd7+-) 37.Rc6 (37.Rc6 Kh7 38.Kd3+-) 1–0. guest385 – guest1503, ICS blitz, 2000.

3.Nf3= Nf6 4.Nc3=.

3.c4 a6

4.d4 Nc6 =.

4.e3 b6 5.d4+= e5 6.a3 a5 (6...ed4 7.Bd4 Nc6 8.Bc3=) 7.b5+= ed4 8.Bd4 Nf6 9.Nd2 (9.Bd3 Bg4 10.Nf3 c5 11.Bf6 Qf6+=) 9...Be7= 10.Be2 c5 (10...0-0 11.Bf3 c6 12.Qb1+=) 11.Bc3 (11.Bf3 Ra7 12.Bc3 0-0+=) 11...0-0+= 12.a4 (12.Bf3!? d5 13.Bf6 Bf6 14.Bd5 Ba1 15.Ba8+=) 12...d5= 13.Ngf3 Bf5 (13...Ne4 14.Be5 Be6 15.0-0=) 14.0-0 Nbd7 15.Rc1 (15.Qb3 Be6=) 15...Rc8 (15...Re8 16.Ne5=) 16.h3 (16.Nb3 dc4 17.Bc4 Re8=) 16...dc4 (16...Re8 17.Ne5=) 17.Nc4 Ne4 18.Bb2 (18.Bd3 Re8=) 18...Bf6 19.Qb3 Qc7 (19...Bb2 20.Qb2 Qe7 21.Rfd1=) 20.Rfd1 Rfe8 21.Bd3 Rcd8 22.Be4 (22.Qc2 Bb2 23.Qb2 Ndf6=) 22...Be4 23.Nd6 Re7 24.Ne4 Re4 25.Nd4 Nf8 (25...Qe5 26.Nc6 Qb2 27.Qb2 Bb2 28.Nd8 Bc1 29.Rd7=) 26.Qc2+= Ree8 (26...Qe5 27.Nc6 Rd1 28.Rd1+/–) 27.Nf5 (27.Nc6 Bb2 28.Qb2 Rd1 29.Rd1 Ne6+=) 27...Bb2 28.Qb2 Ne6 29.Qc3 Rd1 30.Rd1 Rd8 31.Qc2 (31.Rc1 Qd7=) 31...Rd1 32.Qd1 c4 (32...Qe5 33.Qg4=) 33.Ng3 (33.Qc2 c3+=) 33...Ng5 (33...Qe5 34.Qc2=) 34.Qd5 (34.Qc2 Ne6=) 34...Ne6 35.Kf1 (35.Qc6 h6=) 35...c3 36.Ne2 (36.Qc6!?=) 36...c2=+ ½–½. Paulat,H – Ziemer,W, corr, 1995.

4.e3 e5 5.d4 =.

3.e3 a6

4.c4 b5 5.a4 bc4 6.Bc4 a5?? (6...e6 7.Nf3=) 7.Qb3 (better is 7.Qf3 e6 8.Qa8 ab4 9.Qb7+-) 7...ab4?? (better is 7...e6 8.b5 d5+=) 8.Bf7# 1–0. nakpim – amdruk, kurnik, 2012.

4.c4 e5 5.Nf3 Be6 6.Be2 Nd7 7.0-0 Ngf6 8.d3 g6 9.Nbd2 Bg7 10.a4 0-0 11.Qc2 h6 12.Rfc1 a5 13.b5 b6 14.d4 Rb8 15.e4 c5?? (15...Nh5!?+=) 16.de5 (better is 16.bc6 Nc5 17.dc5 bc5 18.Bc3+-) 16...de5+/– 17.Ne5 Ne5 18.Be5 Rb7 19.Bf3 Rd7 20.Rd1 Ng4 21.Bg7 Kg7 22.Bg4 Bg4 23.f3 Be6 24.Nf1 Qf6 25.Ne3 Rd1 26.Rd1 Rd8 27.Nd5 Bd5 28.ed5 Qe5 29.Qd2 Rd6 30.Re1 Qg5 31.Qg5 (31.Qg5 hg5 32.Re8+-) 1–0. ourang – fsr00002, kurnik, 2012.

3.e3 Nc6

4.b5 Ne5 5.d4 Ng6 6.Nf3 e6 7.Bd3 N6e7 (7...Nf6 8.0-0+=) 8.0-0 (8.c4 a6+-) 8...c6 (8...d5 9.Ne5+=) 9.c4 (9.a4 Nf6+-) 9...cb5+= 10.cb5 b6 (10...Nf6!?+=) 11.Nc3+- d5 12.Ne5 (12.Rc1 Rc8+-) 12...Nc8 (12...Rc8 13.Rc1+-) 13.Qf3 f6?? (better 13...Nf6+-) 14.Qh5 (14.Nd7?! Qd7 15.e4 Nce7+-) 14...g6 15.Ng6! hg6 (15...hg6 16.Bg6 Double attack (16.Qh8 Pinning; 16.Qh8 Deflection)) 16.Bg6 (16.Bg6 Ke7 17.Ba3 Nd6 18.Qh8+-) 1–0. DEFFM – GuestSLXM,, 2018.

4.b5 Ne5 5.d4 Ng6 6.Nf3 Nf6 7.Bd3 e6 8.0-0 Be7 9.c4 0-0 10.Nbd2 a6 11.a4 ab5 12.ab5 Ra1 13.Qa1 b6 (13...d5 14.Qa7+=) 14.Qa4 d5 15.Ra1 h6 (15...dc4 16.Nc4 Nd5 17.g3+/-) 16.Ne5 Ne5 (16...Be8!? 17.Ndf3 Ne5 18.Ne5 dc4 19.Qc4 Nd5+-) 17.de5+- Nh7 18.Qc2 g6 19.Bg6 (better 19.cd5 ed5 20.Ra7+-) 19...fg6+= 20.Qg6 Kh8 21.cd5 (21.Qh6 dc4 22.Nc4 Bb5 23.Qe6 Bc4 24.Qc4 Qd2-/+) 21...Rg8? (better 21...ed5!? 22.Nf3 Bf5 23.Qh6 Qe8+=) 22.Qh6+/- ed5?? (better 22...Bf8 23.Qh3 Bg7 24.de6 Be6 25.Qe6 Qd2+-) 23.e6+- Bf6 24.Ra8 (24.ed7?! Bb2 25.Ra2 Bf6=) 24…Qb8 1-0. DEFFM – GuestNFKM, wg, 2021.

3.e3 Qc8

4.a3 e5 5.c4 f6 6.d4 e4 7.Nc3 f5 8.Nge2 Be7 9.Nf4 Nf6 10.Be2 g5 11.Nh5 g4 12.Nf6 Bf6 13.Nd5 Bg7 14.h3 c6 15.Nf4 Bh6 (15...h5 16.Rb1+/–) 16.Nh5 Rg8? (16...gh3 17.Rh3 0-0 18.d5+-) 17.hg4 (better is 17.Nf6 Ke7 18.Ng8 Qg8 19.hg4 Bg7+-) 17...Bg5 18.gf5 Bf5 19.g3 Bg6 20.Nf4 Bf4 21.gf4 Bf5 22.Kd2 Nd7 23.Bh5 Kd8 24.Kc2 Kc7 25.a4 Qf8 26.Ba3 b6 27.Kd2 c5 28.bc5 dc5 29.d5 Re8? 30.Bb2 Re7 31.Qe2 Bg6 32.Bg6 Rg6 33.Qh5 Qg8 34.Raf1 Nf6 35.Be5 Re5?? 36.Qe5+- Kb7 37.Qe7 Ka6 38.d6 Qc4= 39.Rc1 Qd3 40.Ke1 Nd5 41.Qe5?? Nb4 42.Qc3= Qc3 43.Rc3+/– Rd6 44.Rh7 Nd3 45.Kf1 Rg6 46.Re7+- Nf2?? 47.Kf2 Rh6 48.Re4 Rh2 49.Kg3 Rd2 50.f5 Rd6 51.Kf3 Rf6 52.Kf4 Ka5 53.Re5 1–0. amator111 (1650) – tadeuszc7, kurnik, 2011.

4.Ne2 f6 5.Ng3 g6 6.Bd3 Bg7 7.0-0 h5 8.f4 Bg4 9.Bg6 Kf8 10.Qe1 h4 11.Ne4 d5 12.Nf2 Be6 13.d3 Nh6 14.Nd2 Nf5 15.Nf3 Rh6 16.Bf5 Bf5 17.e4 de4 18.de4 Bg4 19.Nd4 Nc6 20.Ng4 Qg4 21.Nc6 bc6 22.e5 Rg6 23.f5 Qg2 0–1. 56ctx56 – serranillo, kurnik, 2012.

2.Bb2 Nd7

3.a3 c6 4.e3 Qc7 5.d4 e5 6.Nf3 ed4 (6...e4 7.Nfd2 d5 8.c4=) 7.ed4 Ngf6 8.Nbd2 Be7 9.c4 Nf8 (9...a5 10.Bd3=) 10.Be2 Ng6 11.0-0 0-0 12.Qc2 Re8 13.Bd3 Bd7 (13...d5 14.Ne5=) 14.Rae1 Qc8 (14...a5 15.Re3=) 15.Ne4 Ne4 16.Be4 Bg4 17.Bg6 hg6 18.Qe4 (18.Re3 Bf3 19.Rf3 Bg5+=) 18...Bf3 (18...Bf6!? 19.Qf4 Qf5 20.Qf5 gf5 21.Re8 Re8=+) 19.Qf3+= (worse 19.gf3 Bf6 20.Qf4 Qf5 21.Qf5 gf5=+) 19...Qf5 20.Qf5 gf5 21.Re2 Bf6 22.Rfe1 Re2 23.Re2 Kf8 24.f3 Re8 25.Kf2 Re2 26.Ke2 g6 27.g3 Ke7 28.Ke3 c5 (28...b5 29.cb5 cb5 30.Kd3=) 29.bc5 dc5 30.a4 cd4 (30...b6 31.Kd3=) 31.Bd4 Bd4 32.Kd4 Kd6 33.f4 (33.c5 Kc6+/-) 33...f6 (33...b6 34.h3+=) 34.h3 (34.c5 Kc6+/-) 34...b6+= 35.g4 (35.Kc3 Kd7+=) 35...fg4 36.hg4 a6 37.f5?? (37.Kc3 Kc5 38.Kb3 Kd4-+) 37...g5?? (37...gf5 38.gf5 a5-+) 38.c5?? (better 38.Kc3=) 38...bc5-+ 39.Kc4 Kc6 40.a5 Kd6 41.Kd3 Kd5 42.Kc3 c4 43.Kb4 Kd4 44.Ka3 Kd3 45.Kb4 c3 46.Kc5 c2 47.Kd6 c1Q 48.Ke6 Qa3 (better 48...Qc6!? 49.Kf7-+) 49.Kf6 Qa5 50.Kg5 Qb4 51.f6 Qe4 (51...a5 52.Kg6 a4 53.g5 a3 54.Kh5 a2 55.Kh6 Qf8 56.Kg6 Qe8 57.f7 Qe4 58.Kg7 a1Q 59.Kg8 Qg6 60.Kf8 Qag7 61.Ke7 Q7f7 62.Kd8 Qgg8) 52.f7 Qf3 (better 52...Qe7 53.Kg6 Kd4 54.g5-+) 53.Kh6 (53.Kg6-+) 53...Qg4 (better 53...Qf6 54.Kh7 Qf7 55.Kh8 a5 56.g5 Qh5 57.Kg7 Qg5 58.Kf8 a4 59.Ke8 Qg7 60.Kd8 a3 61.Kc8 a2 62.Kb8 a1Q 63.Kc8 Qa8) 54.f8Q Qe2 55.Qd8 Ke3 (55...Kc2 56.Qc7 Kd1 57.Kg7-/+) 56.Qa8 (56.Qb6 Kf3 57.Qf6 Kg3 58.Qg6 Kh3 59.Qf5 Kh2-/+) 56...Kf2 57.Qa6?? (better 57.Qd5-/+) 57...Qe3 (57...Qa6 58.Kh7 Qd6 59.Kg8 Qe7 60.Kh8 Ke3 61.Kg8 Kf4 62.Kh8 Ke5 63.Kg8 Kf6 64.Kh8 Qg7) 58.Kg7 Qe4 59.Qg6 Qe3 60.Qf6 Ke2 61.Kf7 Kd2 62.Qe6 Qd3 63.Ke7 Qc3 64.Qd6 Kc2 65.Kd7 Kb2 66.Qc6 Qb3 67.Kc7 Qd3 68.Qb6 Qb3 69.Kb7 Kc3 70.Qb3 Kb3 ½-½. danishguy (2100) - Hackelaar (2095), Rated Bullet game,, 2020.

3.a3 e6 4.e3 Ngf6 5.Nf3 g6 (5...d5 6.Be2=) 6.Be2 Bg7 7.d4 c6 8.0-0 b5 9.Nbd2 0-0 10.Rc1 (10.c4 Rb8+=) 10...a5 11.Ra1 (11.c4 ab4 12.ab4 Ba6+=) 11...ab4= 12.ab4 Ra1 13.Ba1 Bb7 14.c3 Qc8 15.Bb2 Ne8 (15...Nd5 16.Qc2=) 16.Qc2+= c5 (16...Nef6!?+=) 17.bc5+/- dc5 18.dc5 (18.Bb5 cd4 19.ed4 Nd6+/-) 18...Nc5 (18...Qc5 19.Nb3 Qe7 20.Ra1 Bf3 21.Ba3=) 19.Rd1 (19.Bb5 Nf6+/-) 19...Nd7 (19...Nd6 20.c4 Bb2 21.Qb2 bc4 22.Ne5=) 20.Nb3 (20.Bb5 Nef6+/-) 20...f5 (20...Bf3!? 21.Bf3 Ne5=) 21.Nbd4 Bd4 (21...Nc7 22.Nb5 Nb5 23.Bb5+/-) 22.ed4 (22.Nd4 Nc5+-) 22...Ndf6 (better is 22...Nc7+/-) 23.Bd3 (23.Ne5 Nd6+-) 23...Ne4? (23...Bf3 24.gf3 Qc6 25.Ba3=) 24.Be4 (better is 24.Bb5 N8d6 25.Bd3+-) 24...Be4+= 25.Qe2 Nd6 26.Nd2 Nc4 27.Nc4 (27.Ne4 fe4 28.Bc1 Qc6+=) 27...bc4 (27...Qc4 28.Qc4 bc4 29.f3=) 28.f3 Bd3 29.Qf2 Qa8 30.g3 Qa6 31.Kg2 Ra8 32.Rd2 Qa2 33.h3 Qb3 34.Kh2 Ra2 35.f4 Rb2?? 36.Rb2+- Qb2?? 37.Qb2 Kf7 38.Qf2 Kf6 39.Qe3 h6 40.g4 fg4 41.hg4 h5 42.g5 Kf5 43.Qe5 Kg4+- 44.Qe3 Kh4?? 45.Qg3 1–0. Fournier,Frederic (1935) – mrsdiablo (1930), Active Blind, 2007.

3.b5 b6 4.a4 Bb7 5.e3 a6 6.Nf3 a5 (6...e5 7.ba6 Ba6 8.Bb5=) 7.Be2+= Ngf6 8.0-0 e5 9.d4 Be7 (9...e4!? 10.Nfd2 d5+=) 10.de5+/- de5 11.Ne5 Ne5 12.Be5 Qd1 (12...Qd7 13.Qd7 Nd7 14.Bd4+/- (14.Bg7 Rg8-/+)) 13.Rd1 Bd6? (better 13...Nd7!? 14.Bd4 Bf6+/-) 14.Bd6+- cd6 15.Rd6 Ne4 (15...Ke7 16.Rb6 Ra7 17.Nd2+-) 16.Rd4 (16.Rb6 0-0-0 17.Bf3 Rhe8+-) 16...Nf6 (16...Rd8 17.Bf3+-) 17.Nd2 0-0 (17...Bd5 18.Rd1+-) 18.Bf3 (better 18.Nc4 Rad8 19.Nb6 Rd4 20.ed4 Rd8+-) 18...Bf3 19.Nf3 Rfe8 (19...Rac8 20.Rc1+-) 20.c4 (20.Nd2 Rad8+-) 20...Re7 (20...Ne4 21.Kf1+-) 21.Rad1 (21.h3 Ne4+-) 21...Rae8 (21...Ne4 22.Kf1+-) 22.h3 (22.Nd2 Kf8+-) 22...Kf8 (22...Ne4 23.R4d3+-) 23.Rd6 (better 23.Nd2+-) 23...Ne4? (23...Re6 24.Re6 Re6 25.Rd8 Re8 26.Rd6+-) 24.Rb6 Nc3 (24...Rc7 25.Ra6 Rc4 26.Ra5+-) 25.Ra1 Ne2 (25...Rc7 26.Ra6+-) 26.Kf1 Nc3 27.c5 (better 27.Rc6 Rd7+-) 27...Rd7 (27...Rc7 28.c6 Ra7 29.Ne5+-) 28.Nd4 (28.Ra6 Rdd8+-) 28...Red8 (28...Ra8 29.Rc6+-) 29.c6 (better 29.Ra6+-) 29...Rd6 (29...Ra7 30.Rb7 Raa8+-) 30.c7 Rb6 (30...R6d7 31.cd8R Rd8+-) 31.cd8Q 1-0. BeepBeepImAJeep (2625) - Termenoil (2285),, 2015.

3.b5 c5 4.a4 a6 5.e3 ab5 (5...Ngf6 6.Nf3=) 6.ab5 (6.Bb5 Ngf6=) 6...Ra1 7.Ba1 e6 8.c4 Ngf6 9.Nc3 Be7 10.Nf3 b6 11.Be2 0-0 12.0-0 d5 13.d4 dc4 14.Bc4 cd4 15.Nd4 Nc5 (15...Qc7 16.Be6 fe6 17.Ne6=) 16.Be2 (16.Nc6!? Qc7 17.Na4 Na4 18.Be5+/-) 16...Bb7 17.Bf3 Bf3 18.Qf3 Qc7 19.Nc6 Bd6 20.h3 Nd3 21.Ne4 Ne4 22.Qe4 Nc5 23.Qg4 e5 24.f4 (better 24.Rd1 Re8 25.Qf5+=) 24...f6?? (better 24...f5 25.Qd1 ef4 26.Qd5 Kh8 27.ef4 Bf4 28.Bg7 Kg7 29.Qd4 Kg6 30.Rf4 Ne6=) 25.Qe6 (better 25.fe5 Rf7 26.ed6 Qd6 27.Bd4+-) 25...Ne6-+ 26.Rf2 (26.fe5 fe5 27.Rf8 Kf8-+) 26...ef4 27.Kh2 fe3 (27...fe3 28.Kg1 Bh2 29.Kf1 ef2 30.Be5 fe5 31.g4 Qd6 32.Ne7 Kh8 33.Ng6 hg6 34.h4 Qd1 35.Kg2 Nf4 36.Kh2 Qg1) 0-1. Jimito100 (2025) - pri11kol (2050), Rated Bullet game,, 2020.

3.b5 f6 4.a4 (4.e4 e5=) 4...g6 5.c4 Bg7 6.e3 Nh6 (6...e5 7.d4=) 7.Nc3 Nf7 (7...e5 8.Be2+=) 8.Nf3 0-0 9.Be2 e5 10.0-0 f5 11.d4 e4 12.Nd2 Nf6 13.f3 ef3 14.Bf3 h5 (14...Bh6 15.Qe2=) 15.e4 (15.a5!? a6 16.Nd5+=) 15...Ng4= 16.Qe2?? (better 16.Nd5 c6 17.ef5 Bf5 18.h3=) 16...Re8?? (better 16...Bd4 17.Kh1 Nh2-+) 17.Nd5 (17.Qd3!?+/-) 17...c6 18.Nf4 Kh7 (18...fe4 19.Ne4 Ng5 20.bc6 bc6-/+) 19.h3 (better 19.Rae1+/-) 19...fe4? (19...Nf6 20.Rae1+/-) 20.Ne4?? (better 20.Be4!? d5 21.Bg6 Kg8+-) 20...Nf6 (20...d5 A) 21.Bg4? Re4 22.Bc8 Re2 (22...Rc8?! 23.Qf2=) 23.Ne2 Qe7-+ (23...Qc8?! 24.Rf7 cb5 25.Nc3-+); B) 21.hg4 de4 22.gh5 Bd4 23.Bd4 Qd4 24.Kh1 Nd6 25.hg6 Kg8+=; C) 21.cd5 cd5 22.Qd3=+ (22.Bg4? Re4 23.Nh5 Re2 24.Be2 gh5 25.Rf7 Qg5-+; 22.hg4 de4 23.Be4 Bd4 24.Kh1 Kg7+=)) 21.Qd3 (better 21.Rae1 Bf5 22.Nf6 Qf6 23.Qe8 Re8 24.Re8+/-) 21...Ne4? (better 21...Bf5 22.Nf6 Qf6+=) 22.Be4+- d5?? (22...Re4 23.Qe4 Bf5+-) 23.Bg6 Kg8 24.Nd5! cd5 (24...Qd5 25.cd5) 25.Bf7 A double attack 25...Kh8 26.Qg6 Qh4 (26...Re6 27.Be6 Be6 28.Qe6 dc4 29.Rae1+-) 27.Be8 Bh3 28.Qh5 (better 28.gh3!? Qh3 29.Rae1 Qg4 30.Qg4 hg4+-) 28...Qh5 29.Bh5 Be6 30.c5 Bg8 31.Bf3 (better 31.Rae1 a6 32.b6 Bh6+-) 31...Bh7 (31...Rb8 32.Rae1+-) 32.Rae1 (32.Bd5 Re8 33.Rfe1 Rb8+-) 32...Rg8 (32...Bd3 33.Rf2 Bc4 34.Re7+-) 33.Bd5 Rd8 34.Bb7 Bd4 35.Bd4 Rd4 36.Re8 (better 36.c6 Rd8 37.Re7 Rg8+-) 36...Kg7 37.Re7 Kg6 38.Be4 (38.Be4 Re4 39.Re4+-) 1-0. BeepBeepImAJeep (2575) - schuder (1805),, 2016.

3.Bc3 Ngf6 4.Bb2 (4.Nf3 e5=+) 4...e5=+ 5.c3 Be7 6.d3 0-0 7.Nd2 c6 8.e4 d5 9.Rc1 Re8 10.ed5 (better 10.Ngf3-/+) 10...e4?? (10...Nd5 11.Ngf3-/+) 11.Be2?? (better 11.dc6 bc6 12.de4+/-) 11...ed3-/+ 12.Bd3 Bd6 (12...Ne5 13.Ndf3 Nd3 14.Qd3-/+) 13.Ne2 Nd5 14.0-0 Ne5 15.Bc2 Qh4 16.g3 (16.h3 a5 17.a3 b5-/+) 16...Qh3 17.f4?? (better 17.Re1-/+) 17...Nc4 (better 17...Ne3!? 18.Rf2 Nd1 19.Rd1-+) 18.Nf3?? (better 18.Nc4 b5 19.Nd6+/-) 18...Nb2 (better 18...Nde3 19.Rf2 Nd1 20.Rd1-+) 19.Qd2 Bc7 (better 19...Nc4!? 20.Qe1 Bg4 21.Nfd4-+) 20.Ned4 (20.Ng5 Qh5 21.Bh7 Kh8 22.Be4-+) 20...Bb6 (20...Ne3 21.Ng5 Nbc4 22.Qf2-+) 21.b5?? (better 21.Bb3-/+) 21...Nc4-+ 22.Qd3 Nd6 (22...Bd4!? 23.cd4 Nce3 24.Qe2-+) 23.Ng5 Bf5 24.Nh3 Bd3 25.Bd3 Bd4 (better 25...Nc3 26.bc6 Bd4 27.Kg2 bc6-+) 26.cd4=+ Nb5 27.Bh7?? (better 27.Bb5 cb5 28.Rc5=+) 27...Kh7-+ 28.Ng5 Kg8 29.Nf3 Nd4! 30.Rcd1?? (30.Nd4 Rad8 Combination) 30…Ne2 (30...Ne2 31.Kf2 Nec3-+) 0-1. Danippov (2055) - opperwezen (2435),, 2020.

3.Nc3 Ngf6 4.e4 g6 (4...e6 5.a3=) 5.Nf3 Bg7 6.d4 0-0 7.Bd3 c5 8.dc5 dc5 9.a3 b6 (9...Qb6 10.e5 Ng4 11.Na4=) 10.0-0 Bb7 11.Re1 (11.Qe2 a5+=) 11...Rc8 12.Rb1 cb4 13.ab4 Ng4 14.Nb5 Bb2 15.Rb2 a6 16.Nbd4 Nge5 17.Be2 (17.Ra2 Nd3 18.Qd3 Qc7=) 17...Nc4 18.Ra2 e5 (worse is 18...Be4 19.Bc4 Bf3 20.Qf3 Rc4 21.Nc6+/–) 19.Nb3 Qe7 (19...Nf6 20.Qa1=) 20.Nbd2 Nd2 21.Qd2 (worse is 21.Nd2 Qb4 22.Bc4 Rc4 23.Nc4 Qc4 24.Qd7 A) worse is 24...Be4 25.Ra4 Bf5 A1) 26.Re5?? Qc2 (26...Bd7 27.Rc4 Be6 28.Rc6+=) 27.Qe7 Qa4–+; A2) 26.Rc4 Bd7 27.Re5+=; B) 24...Qa2 25.Qb7 b5–/+) 21...Rfd8 (worse is 21...Be4 22.Ba6 Bf3 23.Bc8 (worse is 23.gf3 Rcd8+=) 23...Rc8 24.gf3+/–) 22.Bd3 (22.Ba6? Ba6 23.Ra6 Nb8–+) 22...b5 23.Rb2 (23.Raa1 Nb8=) 23...Nb6 24.Rb3 Rc7 25.Qh6 ½–½. Pachurka,Roland – Berghaus,Matthias, DESC, 2002.

3.c4 a6 4.a4 (4.Nf3 e5=) 4...b6 (4...e5 5.Nf3=) 5.b5 (5.d4 Ngf6=) 5...a5 (5...Ngf6 6.Nf3=) 6.e3= Bb7 7.Nf3 e6 8.Be2 Ngf6 9.0-0 g6 10.d4 Bg7 11.Nc3 0-0 12.Nd2 Qe7 13.Bf3 Bf3 14.Qf3 (14.gf3?! Rfe8=) 14...Rac8 15.Rac1 e5 16.de5 Ne5 17.Qe2 Qe6 18.Rfd1 Rfe8 19.h3 h5 (19...h6 20.e4=) 20.Ncb1+= Qf5 21.Nb3 h4 22.Nd4 Qg5? (better 22...Qh5+=) 23.f4+- Qh6 (23...Qh5 24.Qh5 Nh5 25.fe5 Re5 26.Nc2+-) 24.fe5 Re5 25.Nf3 (25.Nc2!? Re6+-) 25...Re3+/- 26.Qf2 Ne4 27.Qc2 (27.Bg7 Kg7 28.Qh4 Qh4 29.Nh4 Rb3+/-) 27...Qf4 (27...Bb2!? 28.Qb2 Nc5+=) 28.Bg7 Kg7 29.Rd4 (29.Qb2 f6+/-) 29...Re8 30.Rf1 Qg3 31.Nbd2?? (31.Rd3 Ng5 32.Qc3 f6 33.Ng5 (worse 33.Re3 Nh3 34.Kh1 Nf4=+) 33...Qg5 34.Qd2+/-) 31...Ng5 (better 31...Re2 32.Nh4 A) 32...Qh4 33.Qd3 Nc5 34.Rf7 Kf7 35.Qf3 (35.Rh4?? Nd3 36.Nf3 Kg7-+) 35...Qf6 36.Rf4 Qf4 37.Qf4 Kg7 38.Qd4 Kg8 39.Qd5 Kf8 40.Qd4-/+; B) 32...Qe3 33.Kh2 B1) 33...Rd2?! 34.Rd2 Qd2 35.Qd2 Nd2 36.Rd1-+; B2) 33...Nd2? 34.Rf7 Kf7 35.Qg6 Ke7 36.Nf5 Kd8 37.Qf6 (37.Ne3?! Nf3 38.Kg3 Nd4+/-) 37...Qe7 38.Ne7 (38.Qe7?? R8e7 39.Rd3 Re8-+) 38...R8e7 39.Rg4+-; B3) 33...Qd4-+) 32.Ng5+- (32.Nh4?! Rc3 33.Qf5 gf5 34.Nf5 Kf8 35.Ng3 Rg3=+) 32...Re2?? (better 32...Qg5 33.Nf3 Qc5+-) 33.Rf7 Kg8 (33...Kh6 34.Rh4! Qh4 35.Rh7 Kg5 36.Nf3 Kf6 37.Qc3 Ke6 38.Nh4 Re7+-) 34.Qg6 (34.Qg6 Kh8 35.Qg7) 1-0. BeepBeepImAJeep (2750) - VRF4ever (2390),, 2020.

3.c4 c5 4.b5 e6 5.d3 (5.Nf3 Ngf6=) 5...Ngf6 6.e3 a6 7.a4 Nb6 (7...d5 8.Be2=) 8.a5 Nbd7 9.b6 Nb6? (better 9...d5!?=) 10.ab6+- Qb6 11.Qc2 (11.Bf6 gf6 12.Be2 Bg7+-) 11...Be7 12.Nd2 (12.Be2 0-0+-) 12...0-0 (12...Qc6 13.Ngf3+-) 13.Rb1 (13.Ngf3 Qc6+-) 13...Qc6 14.Ngf3 b5 (14...Re8 15.d4+-) 15.Be2 (15.cb5!? ab5 16.Nd4+-) 15...b4 (15...Bb7 16.0-0+-) 16.Ra1 (16.d4 Bb7+-) 16...Bb7 (16...a5 17.d4+=) 17.Nb3+- d5 (17...Bd8 18.Na5 Ba5 19.Ra5+-) 18.Na5 (18.cd5 Qd5 19.e4 Qc6+-) 18...Qc7 (18...Qb6 19.0-0+-) 19.Be5+- Qd8?? (better 19...Qb6+-) 20.Nb7 Qb6 21.Na5 Ng4 (21...Nd7 22.d4+-) 22.Bb2 f6 (22...Rfb8 23.Nb3+-) 23.h3 (23.cd5 ed5 24.d4 f5+-) 23...Ne5 (23...Nh6 24.d4+-) 24.Be5 (24.Ne5 fe5 25.Be5 Bf6 26.Bf6 Rf6+-) 24...fe5 25.Ne5 Qc7 (25...Bf6 26.d4! cd4 27.Nd7+-) 26.Nf3 (26.d4 Bd6 27.Nec6 cd4 28.ed4 dc4 29.Bc4 Kh8+-) 26...Bd8 (26...Bf6 27.d4+-) 27.Qa4 (27.d4 Bf6+-) 27...Bf6 28.Rb1 (28.d4 Rfb8+-) 28...Rab8 (28...Bc3 29.Kd1+-) 29.0-0 (29.d4 Rb6+-) 29...Be7 (29...Rb6 30.d4 Rc8 31.Rfc1+-) 30.d4 Bd6 (30...dc4 31.Nc4 Ra8 32.Nfe5+-) 31.dc5 Qc5 32.cd5 Rb5 (32...Qd5 33.Rfd1 Qf5 34.Nc6+-) 33.Nb3 Qd5 (33...Qb6 34.de6 Rh5 35.Rfd1+-) 34.Nbd4 (better 34.Qa6 Rf3 35.Rfd1 Rf6 36.Rd5 Rd5+-) 34...Ra5 35.Qb3 (better 35.Qc6 Qc6 36.Nc6 Rc5 37.Nb4 a5+-) 35...Rb8 (35...Rc8 36.Ne6 Qb3 37.Rb3+-) 36.Ne6 (better 36.Bc4!? Qa8+-) 36...Qb3 37.Rb3 Ra2 (37...Kf7 38.Neg5 Ke7 39.Nh7+-) 38.Bc4 Rc8 (38...a5 39.Ned4 Kf8 40.Rd3+-) 39.Bd3 (better 39.Rb4! Rc2 40.Rb6 R2c4 41.Rd6 R4c6+-) 39...Ra3 (39...g6 40.Be4 Rc3 41.Rbb1+-) 40.Ra3 ba3 41.Ba6 (41.Rd1 Be7+-) 41...Ra8 (41...Rc6 42.Bb7 Rb6 43.Bd5+-) 42.Bc4 a2 (42...Rc8 43.Bd5+-) 43.Ba2! Ra2 44.Rd1 Bb4 (44...Ra6 45.Nfd4 g6 46.f4+-) 45.Ne5 (better 45.Rd7 Bc3 46.Nfd4 Bd4 47.ed4+-) 45...h6 (45...Be7+-) 46.Rd8 Kh7 47.Nf8 (better 47.Rd7 Ra1 48.Kh2+-) 47...Kg8 (47...Bf8 48.Rf8 Rb2+-) 48.Nfg6 (48.Nfg6 Bf8 49.Rf8 Kh7 50.Rh8) 1–0. jaddwarrior (1950) – Aussie K (1670),, 2015.

3.c4 e6 4.e3 Ne7 (4...Ngf6 5.Nf3=) 5.d4 e5 6.Nf3 f6 (6...e4 7.Nfd2 d5 8.Nc3+=) 7.Qb3 Nb6 (7...a5 8.ba5 e4 9.Nfd2+=) 8.a4 (8.c5 Nbd5+/-) 8...Nd7 (8...e4 9.Nfd2 f5 10.a5+/-) 9.Nc3 Ng6 10.Be2 a5 11.b5 Nb6 12.Bd3 Be6 13.d5 Bf7 14.Bf5 (14.0-0 Ne7+/-) 14...Nd7 15.h4 (15.0-0 Ne7 16.Bb1 Bh5+=) 15...Nc5 16.Qc2 h6?? (better 16...Ne7 17.Bh3 Rb8+=) 17.Bg6+- Bg6 (17...Qe7 18.Rb1+-) 18.Qg6 Ke7 19.h5 Nb3 (19...Qe8 20.Nh4+-) 20.Rb1 Qe8 21.Qf5 Qd7 22.Qg6 (22.Nh4 Kd8+-) 22...Qe8 23.Nh4 Rg8 (23...Nc5 24.Nf5 Kd8 25.Qe8 Ke8 26.e4+-) 24.Qf5 (24.Nf5 Kd7 25.Qh7 Be7 26.Ng7 Qc8+-) 24...Qd7 (24...Kd8 25.Qh7 Be7 26.Nf5+-) 25.Ng6 (better 25.Qh7 Kf7 26.Qg6 Ke7 27.Nf5 Kd8+-) 25...Kd8 26.Qd7 Kd7 27.e4 (27.Ba3 Nc5+-) 27...Be7 28.Ne2 (28.Bc1 Nc1 29.Rc1 Rac8+-) 28...Rab8 (28...Nc5 29.Ne7 Ke7 30.Nc3+-) 29.Ba3 Nc5 30.Bc5 dc5 31.Ng3 b6 32.Nf5 Bd6 33.f3 Rbe8 34.g3 Kc8 35.Ke2 Kd7 36.Ke3 Kc8 37.Nd6 (37.Rhg1 Kd7+-) 37...cd6 38.f4 Kd7 39.f5 (39.Rhf1 Rd8+-) 39...Rc8 40.g4 Rce8 41.Rh2 Rd8 42.Rg2 Rde8 43.Rbg1 Rd8 44.Nh4 Rde8 45.Nf3 Ref8 (45...Ke7 46.Rg3+-) 46.g5! hg5 (46...fg5 47.Ng5; 46...hg5 47.Ng5) 47.Ng5! fg5 48.Rg5 Rf7 (48...Ke8 49.Rg6 Rh8 50.Re6 Kf7 51.Rd6 Rh5 52.Rb6 Rh3 53.Kf2+-) 49.Rg6 (49.h6 Rh8 50.Rg7 Ke7+-) 49...Ke7 (49...Rh8 50.Rg7 Rg7 51.Rg7 Ke8+-) 50.h6 Rff8 (50...Rh8 51.hg7 Rg8 52.Rh6+-) 51.Rg7 Rg7 52.Rg7 Rf7 (52...Kf6 53.Rg6 Kf7 54.Rd6 Kg8+-) 53.h7 (53.Rf7 Kf7 54.Kf3 Ke7 55.h7 Kf6 56.h8Q Ke7 57.f6 Kd7 58.Qg7 Kc8 59.f7 Kd7 60.f8Q) 53...Rg7 54.h8Q Rf7 55.Kf3 Rf8 56.Qh4 Ke8 57.Qg5 Kd7 58.Qg6 Rf7 59.Qe6 (59.Qe6 Kc7 60.Qf7 Kb8 61.Qe7 Ka8 62.f6 Kb8 63.f7 Kc8 64.f8Q; 59.Qf7 Kd8 60.f6 Kc8 61.Qe7 Kb8 62.f7 Kc8 63.f8Q) 1-0. ClayPigeons (2185) - carless_carlsen (2125), Rated Bullet game,, 2021.

3.c4 f6 4.e3 e5 5.Nf3 Ne7 6.d3 g6 (6...Ng6 7.Nc3=) 7.Qb3 (7.Be2 Bg7+=) 7...Bg7 8.Nc3 h6 (8...a5 9.a3=) 9.Be2+= f5 10.a4 (10.0-0 a5+=) 10...g5 (10...a5 11.b5=) 11.Rc1 (11.Nd2 h5+=) 11...f4 (11...g4 12.Nd2=) 12.e4 (12.Nd2 Nf6+=) 12...Ng6 (12...a5 13.Nd2 h5 14.b5=) 13.Nd2 Nf6 14.f3 (14.Nd5 c6 15.Nf6 Qf6= (worse 15...Bf6 16.Bh5 Rg8 17.c5+=)) 14...h5 Black plans g4 15.Kd1 (15.0-0 h4 16.h3 Be6=) 15...Bd7 16.Kc2 (16.d4 ed4 17.Nb5 Ne5=+) 16...Qe7 (16...c6 17.Kd1=+) 17.g3 (17.Nd5 Nd5 18.cd5 Rc8=+) 17...g4 (17...fg3 18.hg3 0-0-0 19.Kd1-/+) 18.gf4 (18.Nd5!? Nd5 19.cd5=+) 18...Nf4-/+ 19.Rcg1 Bh6 20.b5 (20.fg4 Ng4 21.Bg4 hg4-/+) 20...a6 (better 20...Ne2 21.Ne2 Bd2 22.Kd2 gf3-+) 21.Nd5?? (better 21.Kd1-+) 21...N6d5 (21...Ne2 22.Ne7 Ng1 23.Ng6+=) 22.ed5 a5 (better 22...Ne2!? 23.ba6 Ng1 24.ab7-+) 23.fg4?? (better 23.Bd1-/+) 23...Ne2-+ 24.Rg2 Nf4 25.Rf2 hg4 26.Ne4 Bf5 27.Ng3 (27.Rhf1 Be4 28.de4 Qh7-+) 27...Bd3 28.Kd1 Bg6 29.Re1 (29.Rhf1 0-0-0-+) 29...Qh4 (29...Nd3 30.Rfe2 Ne1 31.Ke1-+) 30.Rfe2 (30.Ref1-+) 30...0-0 31.Rf2 Nh3 32.Rf8 Rf8 33.Qc3 (33.Bd4 ed4 34.Re6-+) 33...Nf2 34.Ke2 Qh2 35.Nf1 (35.Nf5 Bf5 36.c5 Ne4 37.Kd1 Nc3 38.Bc3 Qc2) 35...Qg2 (35...Ne4 36.Nh2 Rf2 37.Kd1 Nc3 38.Bc3 Bc2) 36.Ne3 (36.Ng3 Ne4 37.Kd1 Nc3 38.Bc3 Bc2) 36…Qf3 (36...Qf3 37.Kd2 Ne4 38.Kc2 Nc3 39.Kb3 Be3 40.b6 Qf2 41.Re2 Qe2 42.Bc3 Qc2 43.Ka3 Qc3 44.Ka2 Rf2; 36...Be3 37.Qe3 Nh3 38.Qf2 Qf2 39.Kd1 Qc2) 0-1. ClayPigeons (2165) - TrumpIsYourDaddy (2085), Rated Bullet game,, 2020.

3.e3 b6 4.c4 Bb7 5.Nf3 c5 6.a3 Ngf6 7.d4 cb4 8.ab4 a5 9.Qb3 (9.ba5 ba5 10.Bc3 Qc7+=) 9...g6 (9...Bf3 10.gf3 ab4 11.Ra8 Qa8 12.Nd2=) 10.Nc3 (10.Be2 ab4 11.Ra8 Ba8 12.Qb4 d5+=) 10...Qc7 (10...Bf3 11.gf3 ab4 12.Nb5 Ra1 13.Ba1=) 11.Bd3 (11.Be2 Qc8+/-) 11...Bg7 12.Nb5 Qc8 13.0-0 0-0 14.Rfc1 a4 (14...Bf3!? 15.gf3 Qc6+=) 15.Ra4 Ra4 16.Qa4 Bc6 (16...Bf3 17.gf3 Qb7 18.e4+/-) 17.Ra1 (17.d5 Bb5 18.Qb5 Qc7+-) 17...Bb5 (17...Bf3 18.gf3 d5 19.Na7+-) 18.cb5 (18.Qb5!? Qc7+-) 18...Nd5 19.Qb3 (19.Rc1 Qb7+/-) 19...Qb7 20.Nd2 N7f6 21.e4 (21.Ne4 Ra8+/-) 21...Nf4 22.Bf1 N4h5 (22...Bh6 23.Qf3+/-) 23.f3 (23.Qe3 Rc8+/-) 23...Nf4 (23...Bh6 24.Qd1+/-) 24.Qe3 (24.d5 Qc7+-) 24...Ne6 25.d5 (25.f4 Rc8 26.Bd3 Bh6+/-) 25...Nc7?? (25...Nd5 26.Qb3 (26.ed5? Bb2 27.de6 Ba1-+) 26...Bb2 27.Qb2=) 26.Rc1 (26.Bd4 e6+/-) 26...Na8 (better 26...Nfd5!? 27.Qb3 Bb2 28.Qb2 Nf6=) 27.Qc3 (better 27.Bd4+/-) 27...Nd7?? (27...Ne8 28.Qc2+/-) 28.Qc2 (28.Qg7) 28...Nb8 (28...Bb2 29.Qb2 Rc8 30.f4+/-) 29.Rb1 (29.Bg7 Kg7 30.f4 Kg8+-) 29...Rc8 30.Qb3 Qc7 (30...Nd7 31.Bg7 Kg7 32.Ra1+/-) 31.Bg7 Kg7 32.Qb2 Kg8 33.Qd4 Qc3?? (better 33...Nd7+/-) 34.Qc3+- Rc3 35.Nc4 (better 35.Ra1 Nc7 36.Ra7 e6 37.de6 fe6+-) 35...Nd7 (35...Kg7+-) 36.Ra1 Nc7 (36...Nc7 37.Ra7 Ne5 38.Rc7 Nc4 39.Bc4 Rc1 40.Kf2 Rc2 41.Kf1 Rc1 42.Ke2 Rc2 43.Kd3 Rg2 44.Re7 Rf2+-). ClayPigeons (2100) - doddelvollmann (2115), Rated Bullet game,, 2020.

3.e3 Nb6 4.c4 a5 5.c5 dc5 (5...Nd5 6.cd6 Qd6 7.Qa4 Bd7 8.b5=) 6.bc5 Nd5 7.Bc4 (7.e4 Ndf6+=) 7...e6= 8.d4 Qg5 9.g3 Ngf6 10.Nf3 Qh5 11.Nbd2 Ng4 (11...Be7!?+=) 12.Ne5+/– (12.Ne5 Ngf6 13.Bb5 c6 14.Qh5 Nh5 15.Ba4+/–) 1–0. mtra – eggnog, internet, 2002.

3.e3 Ndf6 4.c4 e5 5.Nf3 Ne7 6.d4 Nc6 7.b5+= e4 8.Nfd2 Ne7 9.Qc2 (9.d5 Ng6+/-) 9...Bf5 (9...d5 10.Nc3+=) 10.Nc3 Can e4 get defended? (10.d5 Ng6+/-) 10...Bg6 (10...d5 11.Rc1+=) 11.Be2 d5 12.0-0 c6 13.a4 (13.bc6 Nc6 14.cd5 Nd5 15.Nde4+/-) 13...Nc8? (13...Bf5 14.Rfc1+=) 14.Qb3 (14.bc6 bc6 15.cd5 Nd5 16.Nce4 Nb4+-) 14...Be7? (14...Bd6 15.Ba3 0-0 16.Bd6 Qd6 17.a5+=) 15.Rac1 (better 15.bc6 bc6 16.Qb7+-) 15...0-0 16.Rfd1 h5 (16...Nb6 17.c5 Nbd7 18.Rb1=) 17.Nf1 (17.bc6 bc6 18.Ba3+=) 17...h4 18.h3 a6 19.Nh2 (19.Nd2 Qd6+=) 19...ab5 20.ab5 Bd6 (20...dc4 21.Qc4 Nb6 22.Qb3=) 21.Ng4 (21.c5 Bh2 22.Kh2 Bh5+=) 21...Ng4 22.Bg4 f5 23.Be2 dc4 24.Bc4 Kh7 25.bc6 bc6 26.Be2 (26.Ra1!? Rb8 27.Qc2+=) 26...Rb8 (26...f4 27.Bg4=) 27.Qc2= Qg5 Black prepares f4 (27...f4 28.Re1=) 28.Bf1 (28.d5 f4 29.Ne4 Qe7+=) 28...Ne7 29.Qd2 (29.Ra1 Nd5 30.Ne2 Bh5=) 29...Bh5 (29...f4 30.Rc2 fe3 31.Qe3 Bf4-+) 30.Ne2 Ng6 Black plans f4 (better 30...Rb6=) 31.Bc3?? (better 31.Rc6 Rfd8 32.Ra1+=) 31...f4-/+ 32.ef4 (32.Ba1 f3 33.Nc3 fg2-+) 32...Nf4-+ 33.Nf4 Bf4 (33...Rf4?! 34.Re1 Qf5 35.Rc2=; 33...Bd1 34.Ne6 Qd2 35.Bd2+=) 34.Qc2 Bd1 (34...Kh8 35.Be1 Bc1 36.Rc1-+) 35.Rd1 (35.Qe4 Qg6 36.Qg6 Kg6 37.Rd1 Rb3-/+) 35...Kh8 (better 35...Rbe8-/+) 36.d5?? (36.Qe4 Rbe8 37.Qc2=+ (37.Qc6? Rc8 38.Qe4 Rc3-+)) 36...e3 37.Qe2 (37.Bc4 ef2 38.Kf1-+) 37...ef2 38.Kh1 Qg3 39.Qh5 Kg8 (39...Kg8 40.Qh7 Kh7 41.Bd3 Kg8 42.Bh7 Kh7 43.dc6 Qh2) 0-1. ClayPigeons (2190) - Jethro07 (2465), Rated Bullet game,, 2019.

3.Nf3 a5 4.b5 c5 (4...Ngf6 5.g3=) 5.e3 (5.bc6 bc6 6.Nc3 Ngf6+=) 5...Ngf6= 6.c4 e5 (6...g6 7.Nc3=) 7.Be2 (7.Nc3 Nb6+=) 7...Be7 (7...e4 8.Ng5 h6 9.Nh3=) 8.Qc2 Nf8 (8...Nb6 9.Nc3+=) 9.Nc3 Ne6 10.0-0 0-0 11.Nd5 Nd5 12.cd5 Nc7 13.Qc4 (13.Bc4 Bg4+=) 13...b6 14.a4 Bb7 (14...Qe8 15.Rfd1=) 15.e4 f5 16.d3 h6 (16...Bg5 17.Rab1+=) 17.Qb3 fe4 (17...Qe8 18.Nd2 Qg6 19.Nc4 fe4 20.Nb6+-) 18.de4+- Rf4 (18...Ne8 19.Nd2+-) 19.Nd2 g5 (19...Rb8!?+-) 20.g3+- Rf7 21.Nc4 Ne8 (21...Rb8+-) 22.Bh5 Rg7 (22...Rf8 23.Be8 Re8 24.f4 gf4 25.gf4+-) 23.Be8 Qe8 24.Nb6 Rb8 25.Nc4 Qh5 (25...Qg6 26.f3 Bd8 27.Bc3+-) 26.Na5 Ba8 (26...Rf7 27.Nc6 Rbf8 28.a5+-) 27.Nc6 Rf8 (27...Re8 28.Be5! Rf7 29.Bc3+-) 28.Be5! Rf3 (28...de5 29.d6 Double attack (29.d6 Passed pawn)) 29.Qc4 Bc6 (29...Bf6 30.Bd6 Rc3 31.Qa2+-) 30.dc6 Kh7 (30...Qf7 31.Qf7 Rgf7+- (31...Kf7?? 32.Bg7 Bd8 33.Bh6+-)) 31.Bg7 Kg7 32.Qe6 Bf8 33.c7 1–0. Pierre – Grevand, internet, 2020.

3.Nf3 e6 (--> 1.b4 e6 2.Bb2 d6 3.Nf3 Nd7).

3.Nf3 Ndf6 4.Nc3 c6 5.e3 Bd7 6.Bd3 Ng4 7.h3 N4h6 8.0-0 Qc8 9.e4 Bh3 10.gh3 Qh3 11.Nh2 Nf6 12.Qf3 Qf3 13.Nf3 Nh5 14.b5 Nf4 15.Bc4 d5 (better is 15...e6!?+/–) 16.ed5+- cd5 17.Nd5 Ne2?? (17...Rc8 18.Bb3 Nd5 19.Bd5 Rc7+-) 18.Be2 Rc8 19.Bd3 g6 (19...e6 20.Rae1 Kd7+-) 20.Bh8 1–0. Janek – jobbh, internet, 2016.

3.g4 e5+= 4.Bg2 h5 5.gh5 Ngf6 6.c4 Nh5 7.e3 Qg5 8.Bf3 (8.Qf3 Nb6 9.d3 d5 10.cd5 Bb4 11.Nd2 Na4–/+) 8...Ndf6 (better is 8...Nhf6!? 9.Qc2 Rh2–/+) 9.Nc3= c6 10.b5 Bd7 11.d3 Qh4 12.h3 Be7 13.Qa4 (13.Bc6 bc6 14.Nf3+/–) 13...Rc8?? (better is 13...d5+=) 14.Qa7 0-0 15.Bc6 Bc6? (better is 15...Nf4 16.ef4 bc6 17.fe5 de5+/–) 16.bc6+- Ng4 17.Ne4 (17.hg4?! Qh1 18.Kd2 Nf6 19.cb7 Rb8+/–) 17...Nf2 18.Nf2 Ng3 19.Rh2 bc6 20.Qd7 Qg5 21.Bc1 Nf5 22.Nf3 Qh5 23.e4 Qf3 24.Qf5 (24.ef5 Bh4 25.Kf1 Bf2 26.Rf2 Qh3 27.Ke1 Qd3=) 24...Qg3 25.Rh1 Bh4 26.Ke2 d5 27.Be3 (27.cd5 cd5 28.Bd2 Rc2+/–) 27...Rb8 28.Rhb1 dc4 (28...Rb1 29.Rb1 Ra8 A) 30.ed5 g6 31.Rb2 gf5 32.dc6 e4 33.de4 fe4–+; B) 30.cd5 g6 (30...Ra2 31.Kf1 g6 32.Rb8 Kg7 33.Bh6 Kh6 34.Ng4 Kg7 35.Qe5 Qe5 36.Ne5 cd5 37.ed5=) 31.a4 gf5 32.dc6 f4–+; C) 30.Rb2+-) 29.dc4 Qh2 30.Qg4 Bf2 31.Bf2 f5 (31...Rfd8 32.Qg3 Qg3 33.Bg3+-) 32.ef5 (32.ef5 e4 33.Rb8 (33.Qe4 Rbe8 34.Qe8 Re8 35.Kf3 Qh3 36.Bg3 Qf5 37.Bf4 g5 38.Kf2 Qf4 39.Kg2 Re2 40.Kg1 Qg3 41.Kf1 Qf2) 33...Rb8 34.Qg3 Qg3 35.Bg3+-) 1–0. Sanchez Jerez,EM (2225) – Ferrer Sanchez,PJ (2145), Almansa ESP, 7th Open, 2012.

3.a3 b6

4.e3 Bb7 5.d4 Ngf6 6.Nf3 g6 7.g3 Bg7 8.Bg2 0-0 9.0-0 c5 10.dc5 bc5 11.Nbd2 cb4 12.ab4 Qb6 13.c3 a5 14.b5?? (better is 14.Nc4 Qc7 15.Na5+=) 14...Qb5–/+ 15.Qc2 Rfc8 16.Rfb1 Qa6 17.Bf1 Qa7 18.c4 d5 19.Bd4 Qb8 20.Qa4 dc4 21.Bc4 Bf3?? 22.Nf3?? Qd6 23.Bb5 Nc5 24.Qa3 Qd5 25.Be2 Nce4 26.Ne5? Rc2 27.Rb2 Re2 28.Re2+= Nh5?? 29.Qa2 Qb5?? 30.Qf7+- Kh8 31.Qc4 Qc4 32.Nc4 Bd4 33.ed4 Nc3 34.Re7 a4 35.Nb6 Rd8 36.Na4 Nd5 37.Re5 Nhf6 38.Nc5 Nc3 39.Ne6 Rb8 40.Rc1 Ng4 41.Rc3 Ne5 42.de5 Kg8 43.h4 Rb5 44.f4 h6 45.Kg2 g5 46.hg5 (46.hg5 hg5 47.Ng5+-) 1–0. mihai740609 – platanik, kurnik, 2011.

4.e3 Bb7 5.Nf3 Ngf6 6.d4 g6 7.Be2 Bg7 8.0-0 0-0 9.c4 e5 10.Nbd2 e4 11.Ne1 d5 12.Qc2 c6 13.cd5 cd5 14.Rc1 Rc8 15.Qa4 Rc1 16.Bc1 Qa8 17.Qc2 Rc8 18.Qb2 Ne8 19.Bb5 Rc7 20.Nc2 a6 21.Bd7 Rd7 22.Nb3 Rc7 23.a4 Nd6 24.Na3 Qc8 25.Bd2 Nc4 26.Nc4? dc4–+ 27.Na1 c3 28.Bc3 Rc3 29.g3 h5 30.Nb3 Rc2 31.Qb1 Qc3 32.Rc1 Rc1 33.Nc1 h4! 34.Ne2 Qd3 35.Qb2 hg3 36.hg3–+ Bh6 37.Kg2 f5 38.Nc3 Be3! 39.fe3 Qe3 40.a5 Qd4 41.ab6 e3 42.Kh3 Qg4 43.Kh2 Qf3 44.Kh3 g5 45.Qb3 Kg7 46.Qc2 Qh1 47.Qh2 g4 (47...g4 48.Kh4 Qh2 49.Kg5 Qh6 50.Kf5 Qf6 51.Kg4 Bf3 52.Kh3 Qh6; 47...Bg2) 0–1. mihai740609 – platanik, kurnik, 2011.

3.a3 e5

4.c4 a5 5.Nf3=+.

4.c4 g6 5.d4 Bg7 6.Nf3 Qe7 7.Nc3 Nh6 8.Nd5 Qd8 9.e3 c6 10.Nc3 Qe7 11.Be2 0-0 12.0-0 Kh8 13.Rc1 f5 14.de5 Ne5 15.c5 (15.Ne5 de5 16.b5 Be6=) 15...Nf3 16.Bf3 dc5 17.bc5 Be6 18.Na4 Bb2 19.Nb2 Qf6 20.Nc4 Bc4 21.Rc4 Rad8 22.Qb3 Rd7 23.Rb4 Rff7 24.h3 Ng8 25.Rb1 Qe5 26.Qc2 Nf6 27.a4 (27.R1b2 Rfe7+=) 27...Nd5 (27...Rfe7 28.a5=) 28.Bd5+= Qd5 29.Qc3 Kg8 30.a5 a6 31.Rd4 Qe6 32.Rd7 Rd7 33.g3 Qe4 34.Rc1 Kf8?? (34...h6 35.Qf6 Kh7 36.Qf8=) 35.h4 (better 35.Qh8 Ke7 36.Qh7 Kd8 37.Qg6+-) 35...Kg8= 36.Kh2 Qf3 37.Kg1 Rd1 38.Rd1 Qd1 39.Kh2 Qd5 40.Qf6 (40.h5 gh5 41.Qb4 Qf3 42.Qb3 Kf8=) 40...Qc5=+ 41.Qd8 (41.Qe6 Kg7=+) 41...Kg7 (better 41...Kf7!?-/+) 42.Qc7= Kh6 43.Qb7 Qc2 44.Kg2 Qe4 45.Kh2 Qf3 46.Qb2 c5 47.Kg1 c4 48.Qf6 Qe4 49.Qg5 (49.Qa6 Qb1 50.Kg2 Qe4 51.Kh2 Qc2=) 49...Kg7 50.Qd8 c3 (better 50...Qc6!? 51.Qe7 Kg8=) 51.Qc7+/- Kh6 52.Qc3 Qb1 53.Kh2 Qb7 54.Qd2 Qf3 (better 54...Kg7+/-) 55.Qd4?? (better 55.e4 Kg7 56.Qd4 Kf8 57.ef5 Qf5 58.g4+-) 55...Qf2= 56.Kh3 Qf1 57.Kh2 Qf2 58.Kh3 Qe1 59.Kh2 (better 59.Qf4!? Kg7 60.Qe5 Kh6 61.Qf4 Kg7 62.Qe5 Kh6 63.Qf4=) 59...Qa5-/+ 60.Kh3 Qc7 61.Qf4 (61.Qf4 Qf4 62.gf4-+). black_bishop_88 (2470) - FrancisRoiParro (2360),, 2020. (=1.a3 d6 2.b4 Nd7 3.Bb2 e5)

4.e3 f5 5.d4 ed4 (better 5...Ne7+=) 6.Nf3 (6.Qd4 c5 7.Qf4 Ngf6+=) 6...Ngf6 (6...de3!? 7.fe3 Ngf6=+) 7.ed4 (7.Qd4 c5 8.Qf4 Be7+=) 7...Be7 8.d5 (8.Nc3 Nb6+=) 8...0-0= 9.c4 (9.Be2 Nb6 10.c4 Ne4=+) 9...Ne5 10.Nc3 (10.Be2!? Nf3 11.Bf3=) 10...Nf3-/+ 11.Qf3 Ne4 12.Ne4 (12.Be2 Bh4 13.g3 Bf6-/+) 12...fe4 13.Qg3 (13.Qd1!?-/+) 13...Bf6-+ 14.0-0-0 Bb2 15.Kb2 Qf6 16.Kb1 (16.Kb3 a5 (16...Qf2?! 17.Re1-/+) 17.b5 Qf2 18.Qf2 Rf2-+) 16...Qf2 17.Qf2 (17.Re1 Bd7-+) 17...Rf2 18.h3 (18.Re1 Bf5 19.Re3 Rf8-+) 18...Bf5 (18...a5 19.Re1 ab4 20.g4 Ra3 21.Re4 Rb3 22.Ka1-+) 19.Kc1 (19.Re1 Bg6-+) 19...e3 20.Re1 Rc2 21.Kd1 Rd2 (better 21...Rc3!? 22.a4-+) 22.Kc1 Rc2 23.Kd1 Re8 (better 23...Rc3 24.Be2 Ra3-+) 24.Be2 (24.g4 Bg6 25.Re2-+) 24...Rd2 (better 24...Rb2 25.Bf1-+) 25.Kc1 Re4 26.Rhf1 Bg6 27.Rf3 (27.g4 Red4 28.Rf5 Ra2-+) 27...Red4 28.Re3 (28.Bd3 Bd3 29.Rfe3 Rc2 30.Kb1 Rg2 31.Ka1 Bg6-+) 28...Rc2 29.Kb1 Re2 30.Kc1 (30.Ka1 Rg2 31.R3e2 Re2 32.Re2 Rc4 33.Rh2-+) 30...Rc2 31.Kb1 Rcc4 (better 31...Rg2 32.Ka1 Rdd2 33.Re8 Kf7 34.R1e7 Kf6 35.Re6 Kf5 36.Rf8 Kg5 37.Rg6 Kg6 38.Rf1-+) 32.Kb2 Re4 (32...Rc2 33.Kb3-+) 33.Kb3 Re3 34.Re3 Re4 35.Rf3 (35.Rc3 Re7-+) 35...Re2 36.Kc4 (36.Rc3 Be4 37.Rc7 Bd5 38.Kc3 Bg2 39.Rc8 Kf7-+) 36...Re1 (36...Be4 37.Rc3 Rd2 38.Kb5-+) 37.Kd4 (37.Rc3 Rd1-+) 37...Rd1 38.Ke3 Re1 (38...Rd5!? 39.Ke2-+) 39.Kf4?? (39.Kd4 b5-+) 39...Rd1 40.Re3?? (40.Ke3 Rd5 41.Ke2-+) 40...Rd4-+ 41.Kg3 Re4 (41...Re4 42.Rc3 Re7-+) 0-1. allyouneedisluft (2560) - palpeloanes (2250), Rated Bullet game,, 2017.

4.e4 a5 5.Nc3=.

4.e4 Be7 5.Bc4 (5.Nf3 Ngf6=) 5...Ngf6+= 6.d3 0-0 7.Nf3 c6 8.h3 (8.0-0 a5=) 8...Nb6 (8...b5 9.Bb3+=) 9.Bb3= Bd7 (9...Be6 10.Be6 fe6 11.Nc3=) 10.Nbd2 a5 11.ba5 (11.0-0 Be6=) 11...Ra5 12.c4 (12.a4 Ra6=) 12...c5 13.Bc3 Ra8 (13...Ra6 14.a4=) 14.Nh2 (14.a4 Bc8=) 14...Na4 (14...Qc7 15.a4+=) 15.Ba4 Ba4 16.Qe2 Bc2 (16...Nd7 17.0-0+=) 17.0-0= Ba4 (17...Nd7 18.Ng4=) 18.Rfb1 (18.f4 ef4 19.Rf4 Bd7=) 18...Qd7 (18...Qc7 19.Qf3=) 19.Ng4 (19.Nhf3 Nh5+=) 19...Ng4+= 20.hg4 (20.Qg4 Qg4 21.hg4 Ra7+=) 20...Bc6 (20...Rfb8 21.Qf3+=) 21.f3 (21.Qf3 Qc8+=) 21...Bh4 (21...Ra4 22.Bb2–/+) 22.Nf1 Qe7 (22...Ra7 23.Bd2+=) 23.g3 (23.Ne3 Bg5+=) 23...Bg5 24.Kg2 (better is 24.Ne3 Be3 25.Qe3+=) 24...Qf6 (24...Ra7 25.Ne3+=) 25.Ne3 (25.f4 Bh6 26.Nd2 g5 27.fe5 de5=) 25...Qe7 (25...Be3 26.Qe3 Ra4 27.g5+=) 26.Nd5 (26.f4!? ef4 27.Nf5=) 26...Bd5+= 27.ed5 f6 (27...Qd7 28.Qe4+=) 28.Qe4 (28.f4!? Bh6 29.g5 fg5 30.fe5+=) 28...g6 (28...Rf7 29.Rh1 g6 30.a4=) 29.f4 f5 30.gf5 gf5 31.Qe3 Bf4?? (better is 31...Bf6=) 32.gf4+- Rf7 33.Rh1 Rg7 34.Kf2 Qf6 35.fe5 Qg6 36.Rag1 Qf7 37.e6 Qe7 38.Rg7 Qg7 39.Bg7 Kg7 40.Rg1 Kf6 1–0. Vogel,Gerhard – Von Wegerer,Anneliese, Bad Sooden Allendorf Senior op, 2004.

4.Be5?? de5 5.Nc3-+.

4.Be5?? Ne5 5.Nf3 (5.d4 Ng6-+) 5...Nf3 6.ef3 Nf6 7.Be2 Be7 8.0-0 0-0 9.Re1 Be6 10.d4 Qd7 11.c4 c6 12.Nc3 White prepares the advance b5 12...d5 13.c5 Bf5 (13...Qc7 14.Bd3-+) 14.a4 White prepares b5 14...Rfe8 15.b5 a6 16.ba6 ba6 17.Ra2 (17.Bd3 Bd3 18.Qd3 Nh5-+) 17...Bf8 (17...Bd8 18.a5-+) 18.Rb2 Reb8 (18...Qc7!? 19.Qd2-+) 19.Rb8 Rb8 20.Ba6 Ra8 (20...Rb4 21.Re5-+) 21.Bd3-/+ Bd3 22.Qd3 g6 23.Rb1 Bh6 24.Rb6 Bf4 25.g3 Bc7 26.Rb3 Qf5 (better 26...Qe6!?-+) 27.Qf5=+ gf5 28.Kg2 Ba5 29.Nb1 Kg7 30.h3 (30.h4 Re8-/+) 30...h5 (30...Re8 31.Nc3 f4 32.g4-/+) 31.h4 (31.Na3 f4! 32.g4 hg4 33.fg4 Ne4-/+) 31...f4! 32.Na3 (32.gf4 Bc7 Decoy) 32...fg3 33.fg3 Ne8 (better 33...Bd2 34.Nb1 Be1-+) 34.Nc2=+ Kf6 35.Rb7 (35.g4!?=+) 35...Ng7-/+ 36.Ne3? (better 36.g4 Ne6 37.Rb3-+) 36...Nf5?? (better 36...Ne6 37.g4 Bc3 38.gh5 Bd4 39.Ng4 Kg7 40.h6 Kg8-+) 37.Nf5=+ Kf5 38.Rf7 Kg6 39.Rd7 (39.Re7 Bd2 40.Re6 Kf5 41.Re5 Kf6 42.Rh5 Ra4=) 39...Ra6 40.Rd6 (better 40.Rb7!?=) 40...Kg7 41.g4 (41.Rd7 Kf8 42.Rb7 Bc3=+) 41...hg4 (41...Bc3 42.Rd7 Kf8 43.gh5 Bd4 44.h6-+) 42.fg4-/+ Bd2 (42...Bc3 43.g5-/+) 43.g5 (43.Kf3!?=) 43...Be3-/+ (43...Ra4?! 44.Rc6 Rd4 45.Rh6=) 44.Kf3 Bd4 45.Kg4? (better 45.h5!?-/+) 45...Bc5-+ 46.Rd7 Kg8 47.Kf5 Bf8 48.h5 c5 (better 48...Ra4!? 49.h6 Rh4-+) 49.h6 d4 (better 49...Ra4 50.h7 Kh8=+) 50.g6?? (better 50.h7 Kh8 51.g6=) 50...Bh6-+ 51.Rd8 (51.Rd5 Bf8-+) 51...Bf8 52.Rd7 Rd6 (better 52...Ra4 53.Rd8 Ra6-+) 53.Rc7 (53.Rd6 Bd6 54.Ke4-+) 53...d3 54.g7 (54.Rh7 d2 55.Rh1 c4-+) 54...Bg7 55.Rc8 Bf8 56.Ke5 d2 57.Rf8 Kf8 58.Kd6 d1Q (58...c4 59.Ke5 c3 60.a5 c2 61.Ke4 c1Q 62.Kd5 d1Q 63.Ke4 Qg5 64.a6 Qdd5) 59.Kc6 (59.Kc5 Qa4 60.Kd6 Qd4 61.Ke6 Kg7-+) 59...Qa4 (59...c4 60.Kb7 Qd7 61.Kb6 c3 62.Ka5 c2 63.Kb6 c1Q 64.Ka6 Qc4 65.Kb6 Qdc7) 60.Kc5 Qc2 61.Kb6 (61.Kd4 Qd2 62.Ke4 Ke7-+) 61...Qf2 (61...Ke7 62.Kb7 Kd6 63.Kb8 Qb2 64.Kc8 Qg7 65.Kb8 Kc6 66.Kc8 Qc7) 62.Kb7 (62.Kc6-+) 62...Qf6 63.Ka8 (63.Kb8 Qc6 64.Ka7 Ke7 65.Kb8 Kd6 66.Ka7 Qa4 67.Kb6 Qb4 68.Ka6 Kc6 69.Ka7 Qb7) 63…Ke7 (63...Ke7 64.Kb7 Qc3 65.Ka7 Kd6 66.Kb6 Qb4 67.Ka6 Kc6 68.Ka7 Qb7) 0-1. black_bishop_88 (2500) - karinachess11 (2495),, 2020. (=1.a3 d6 2.b4 Nd7 3.Bb2 e5)

4.Nf3 Ngf6 5.d4 e4 6.Nfd2 Be7 7.e3 0-0 8.c4 c6 9.Nc3 d5 10.Qb3 Nb6 11.c5 Nbd7 12.a4 White intends b5 (12.Be2 b6=) 12...a6 (12...b6!?=+) 13.b5= ab5 14.ab5 Ra1 15.Ba1 Re8 16.Qa4 cb5 (16...Qc7 17.Qa7+=) 17.Bb5+= Bf8 18.0-0 Re6 19.Rb1 Ng4 20.h3 Nf2? (better 20...Ngf6+/-) 21.Kf2+- Qh4 22.Ke2 Qg3? (22...Rg6 23.g4 (23.Bd7?! Rg2 24.Kd1 Qf2+/-) 23...Nf6 24.Qa8+/-) 23.Kd1 (23.Bd7 Qg2 24.Kd1 Ra6+-) 23...Qg2? (23...Nf6 24.Qa8 Qc7+-) 24.Bd7 Bd7 25.Qd7 Qg1 26.Kc2 Qe3 27.Rb7 (27.Qd5?! Qd3 28.Kc1 e3+-; 27.Nd5 Qd3 28.Kc1 e3=) 27...Qd3 (27...Qf2 28.Nd1 (28.Qd5 e3 29.Rb8 Qd2 30.Kb3 e2+-) 28...Qf5 29.Ne3+-) 28.Kb3 Rf6 (28...Re7 29.Qd5 Rb7 30.Qb7 e3+-) 29.Qd5 Qd2 30.Ne4 (better 30.Rb8 h6 31.Rf8 (31.Ne4?! Qd1 32.Kb2 Rf1 33.Rf8 Kh7 34.Nf6 Rf6 35.Rf7 Qd2 36.Kb3 Qd1 37.Kb4 Qb1 38.Qb3 Qb3 39.Kb3 Rf7+/-) 31...Kh7 32.Qe4 Rg6 33.Rf7+-) 30...Rf3?? (better 30...Qd1 31.Kb4 Qb1 32.Kc4 Qf1 33.Kb4 Qb1 34.Kc4 Qf1 35.Kb4 Qb1=) 31.Bc3+- Qd1 (31...Qc1 32.Kb4+-) 32.Kb4 (better 32.Kb2 Rf1 33.Nd2+-) 32...Rf1? (32...Qd3 33.Bb2 Qe2 34.Ka5+-) 33.Ka5 (better 33.Nd2 Qe2 34.Rb8+-) 33...Qd3 (33...Qc1 34.Qe5 Qa3 35.Kb6+-) 34.Kb6 (better 34.Rb8 h6 35.Rf8 Kh7+-) 34...Rb1 (34...Rf4 35.Nd6 Qc3 36.Rf7 Qd4 37.Rg7 Kg7 38.Nf5 Rf5 39.Qd4 Rf6 40.c6 Bd6+-) 35.Kc7 Rf1 (35...Rb7 36.Kb7 Qb5 37.Kc7+-) 36.c6 (36.Rb8 h6 37.Rf8 Kh7 38.Rf7 Rf7 39.Qf7 Qe4+-) 36...Qa6 (36...g6 37.Rb8 Kg7+-) 37.Kb8 Qd3 (37...Rf4 38.c7 Re4 39.c8Q+-) 38.c7 Rf5 39.Qf5 (39.Qf5 Qe3 40.c8Q Qf4 41.Qf4 h5 42.Qf7 Kh7 43.Qh5 Kg8 44.Qe6) 1-0. black_bishop_88 (2505) - karinachess11 (2495),, 2020. (=1.a3 d6 2.b4 Nd7 3.Bb2 e5)

3.a3 Ngf6

4.Nc3 e5 5.e3 e4 6.Be2 d5 7.g3 (7.Nh3=) 7...d4 (better 7...a5!? 8.ba5 Ra5-/+) 8.ed4+= Bd6 9.d5 (9.f3 ef3 10.Nf3 a5+=) 9...0-0= 10.g4 (better 10.f3 ef3 11.Nf3=) 10...Re8?? (better 10...Be5=+) 11.g5+/- c6 (11...Nd5!? 12.Nd5 Qg5+/-) 12.gf6+- Nf6 13.dc6 bc6 14.Nh3?? (14.d3!? a5 15.de4 Ne4 16.Ne4 Re4+-) 14...Be5?? (better 14...Bh3 15.Rb1 Rb8-/+) 15.Ng5 (15.Bf1+-) 15...Bf5? (15...h6 16.h4 hg5 17.hg5 Nd5+/-) 16.Nh7?? (better 16.Bc4 Re7 17.Qe2+-) 16...Bh7 17.Rg1 e3? (better 17...Rb8=) 18.d4?? (better 18.de3 Nd5 19.Qd2+/-) 18...ef2-+ 19.Kf2 Bh2?? (19...Bd4 20.Kf1 Rb8-/+) 20.Rg7?? (better 20.Rg2 Qd6 21.Bf3=+) 20...Kg7-+ 21.Qh1 (21.Bf3 Nd5 22.Nd5 cd5-+) 21...Qd6 (21...Qd4 22.Kf1 Re2 23.Ne2 Qb2 24.Rd1-+) 22.Rg1 (22.Qg2 Kf8 23.Kf1 Bc2-+) 22...Bg1 23.Qg1 Kf8 24.Ne4 (24.Ke1 Bc2 25.Bc1 a5-+) 24...Qe6 (better 24...Ne4 25.Ke1 Ng3-+) 25.Nd6 (25.Ng3 Ne4 26.Ne4 Qe4-+) 25...Ke7 (25...Qe2 26.Kg3 Qg4 27.Kh2 Re2 28.Qf2 Rf2 29.Kh1 Qg2) 26.d5 (26.Ne8 Re8 27.Ke1-+) 26...Ne4 (better 26...Qd6 27.Ke1 Nd5 28.Bd4-+) 27.Ke3?? (27.Ne4 Qf5 28.Ke1 Qd5 29.Nf6+=) 27...Kd7 (better 27...Qh6 28.Kd4 Kd6 29.Kc4 Nd2 30.Kc3 Re2 31.Qc5 Kc7 32.Qc6 Qc6 33.dc6-+) 28.Qg5 (better 28.de6 Re6 29.Nf7+-) 28...Nd6 (better 28...Qh3 29.Kd4 Ng5 30.Ne8 Re8-+) 29.Kd2?? (better 29.de6 Re6 30.Kf3 Be4 31.Kf2 Bc2 32.Qg7-/+) 29…Kc7 (29...Kc7 30.de6 Ne4 31.Ke1 Ng5 32.ef7 Nf7-+; 29...Qe2 30.Kc3 Qc2 31.Kd4 Re4) 0-1. EffDaKing (1760) - opperwezen (2385),, 2019. (=1.a3 d6 2.b4 Nd7 3.Bb2 Ngf6)

4.Nc3 g6 5.e4 Bg7 6.Nf3 (6.Rb1 0-0=) 6...e5 (better 6...Ne4!? 7.Bd3 Nc3 8.Bc3 e5-/+) 7.Bd3 0-0 8.0-0 Re8 9.Re1 c6 10.Bf1 Qc7 11.d4 d5 (11...ed4!? 12.Qd4 Ne5=) 12.ed5+= Nd5 13.Nd5 cd5 14.de5 Ne5 15.Ne5 Be5 16.Be5 (better 16.Qd5 Bb2 17.Re8 Kg7 18.Qa2+-) 16...Re5+= 17.Qd4 Re1 18.Re1 Be6 19.c3 a5 20.g3 Rc8 21.Re3 ab4 22.ab4 Rd8 (22...Ra8 23.b5=) 23.h4 h5 24.Kh2 Qd6 25.Bg2 Attacks the isolani on d5 25...Qf8 26.Rf3 (26.Re5 Qd6+=) 26...Qg7 27.Rf6 Qf8 28.Qf4 Qd6 29.Qg5 Kg7 30.Bf3 (30.f4 Re8 31.f5 Qe5 32.Re6 fe6 33.Qg6 Kf8+-) 30...d4 (30...Rd7 31.Rf4=) 31.Bh5 (better 31.Be4 dc3 32.Bg6+=) 31...d3?? (better 31...Qd5 32.Rg6 fg6 33.Qg6 Kh8 34.Qf6 Kg8 35.Qg6 Kf8 36.Qf6 Kg8 37.Qg6 Kh8 38.Qf6 Kh7 39.Qg6 Kh8=) 32.Bg6!+- Qd5 (32...fg6 33.Qg6 Mate attack) 33.Bf5 Kf8 34.Qh6 (better 34.Rh6 Ke8 35.Rh8 Kd7 36.Rd8 Kc6 37.Be4 Kb5 38.Rd5 Kc4 39.Qe3 Kb3 40.Qd3 b6 41.c4 Ka4 42.Qc2 Ka3 43.Qc3 Ka4 44.Bc2) 34...Ke7 35.Qg5 Kd7?? (35...Kf8 36.Rh6 Ke8 37.Rh8 Kd7 38.Rd8 Kc6+-) 36.Rf7 Kc6 (36...Kc8 37.c4! Qd6 38.Rf6+-) 37.Rf6 (better 37.c4 d2 38.cd5 Rd5 39.Qf6+-) 37...Kb5 (37...Rd6 38.c4! Qc4 39.Be6 Qb4 40.Bd5 Kb5 41.Rf3+-) 38.Be6 (better 38.c4 Kc4 39.Be6 Qe6 40.Re6+-) 38...Qg5 39.hg5 d2 40.Bg4 Kc4 41.g6 (41.Rf7 b6 42.Rc7 Kb3 43.Bd1 Kb2+-) 41...Kc3 42.g7 Rg8 43.Rf7 Kb4 44.Rb7 Kc3 (44...Kc5 45.f4 Kd5 46.Rf7+-) 45.Rd7 Kc2 (45...Rb8 46.f4 Rb2 47.Kh3+-) 46.Kh3 Rd8 (46...Re8 47.f4 Rg8 48.f5+-) 47.Kh4 (47.Rd8 d1Q 48.Bd1 Kb2 49.g8Q Kc1 50.Qc4 Kb2 51.Qb3 Kc1 52.Qc2) 47...Rd7 (47...Rg8+-) 48.Bd7 d1Q 49.Ba4 Kd3 50.Bd1 Ke4 51.g8Q (51.g8Q Kd4 52.Qc8 Kd3 53.Qc7 Ke4 54.Qc4 Ke5 55.Qc6 Kd4 56.Bb3 Ke5 57.Qe6 Kd4 58.Qe3) 1-0. black_bishop_88 (2520) - malestro (2500),, 2020. (=1.a3 d6 2.b4 Nd7 3.Bb2 Ngf6)

4.e3 g6 5.Nc3 Bg7 6.h4 (6.Nf3 0-0=) 6...0-0 7.Be2 h6 8.h5 g5 9.Nf3 c6 10.Nd4 Ne5 11.f4 gf4 12.ef4 Ned7 (better 12...Neg4!?=) 13.Nf5+= Nb6 14.Ng7 Kg7 15.Ne4 (15.g4 e5+=) 15...Bf5 (15...Na4!? 16.Qc1 Nb2 17.Qb2 Re8=) 16.Nf6+/- ef6 17.0-0 (17.g4 Na4 18.Bd4 c5+/-) 17...Bh7 (17...Re8 18.c4+=) 18.Qe1 (18.f5 Rg8+/-) 18...Re8 (better 18...Bc2!? 19.Rc1 Bf5=) 19.Qg3+/- Kf8 20.Qh4?? (20.Bd3 Bd3 21.Qd3 Kg7+/-) 20...Kg7?? (better 20...Re2 21.Bf6 Qc8-/+) 21.Bd3 (better 21.f5!?+/-) 21...Bd3= 22.cd3 Nd5 23.Rf3 Kh7 24.Rg3 Rg8 25.Re1 Qd7 26.Rg8 (26.Re4!?=) 26...Rg8-/+ 27.Qf2 (27.Rf1 Qf5 28.Rf3 Rg4-/+) 27...Qf5 (better 27...Qg4 28.Re4 f5-+) 28.Bc3? (better 28.Re4-/+) 28...Nf4-+ (28...Qh5?! 29.Bd4-/+; 28...Qd3?! 29.f5-/+; 28...Nc3?! 29.dc3 Qd3 30.Qe3=) 29.Qf3 Rg2 30.Kh1 (30.Kf1 Qg5 31.Re3 Qh4 32.Qe4 Kg7 33.Qg2 Ng2 34.Kg2 Kf8-+) 30...Qg5 (better 30...Rg4 31.Qe4 Rh4 32.Kg1 Nh3 33.Kh2 Re4 34.de4-+) 31.Qe4 f5 32.Qf4 Qf4 33.Kg2 Qg4 34.Kf2 d5 35.Rg1 (35.Bf6 Qf4 36.Ke2 Qd6-+) 35...Qf4 36.Ke2 (36.Ke1 Qh4 37.Kd1 d4-+) 36...d4 37.Bb2 Qh2 38.Kf1 Qd2 39.Rg2 Qd3 40.Kf2 Qe3 (40...f4 41.Kg1-+) 41.Kf1 Qf3 42.Kg1 c5 43.bc5 f4 44.Bd4 (44.Rf2 Qh5 45.Kg2-+) 44...Qd1 45.Kh2 Qd4 46.Rg4 Qf2 47.Kh3 Qf3 48.Kh4 (48.Kh2 Qg4 49.a4 f3 50.c6 Qg2) 48…Qh1 0-1. black_bishop_88 (2465) - zuro22 (2520),, 2020. (=1.a3 d6 2.b4 Nd7 3.Bb2)

4.e3 g6 5.Bf6 ef6 6.d4 Bg7 7.Nf3 0-0 8.Nbd2 f5 9.Be2 Nf6 10.0-0 Re8 11.c4 b6 12.d5 (12.Qc2 c5+=) 12...Bb7 (12...f4!? 13.ef4 Ne4=) 13.Rc1 b5 (13...a5 14.Nb3=) 14.Nd4 (14.Nb3!?+/-) 14...bc4= 15.Bc4 Nd5 16.N2b3 Nb6 17.Na5 Nc4 18.Nb7 Qb8 19.Rc4 Qb7 20.Qc2 Rac8 21.Rc1 (better 21.Nc6!?=) 21...f4!-/+ 22.ef4?? (better 22.Qd3-/+) 22...d5-+ 23.Rc6 Bd4 24.g3 (24.h3 Qb5 25.Qd1 Bb6-+) 24...Re7 (24...Qb5 25.Qd1 Bb6 26.f5-+) 25.Qd3 Bg7 (25...Bb2!? 26.R1c2 Rb8 27.f5-+) 26.Qd5 Rce8 27.Qc4 (27.b5 Qc8-+) 27...h6 (27...Bb2!? 28.Rf1-+) 28.b5 Re1 29.Kg2 (29.Re1 Re1 30.Kg2 Re6-+) 29...Rc1 30.Qc1 a6 (better 30...Qb5!? 31.Rc7 Qd5 32.Kh3-+) 31.ba6 Qa8 32.f3 (better 32.Kh3-+) 32...Re6?? (better 32...Re2 33.Kh3 Qd8-+) 33.Rc7?? (better 33.Re6 fe6 34.Qc4=) 33...Qa6 (33...Re2 34.Kh3 Qf3 35.Rc8 Kh7 36.Rc5 h5 37.Rg5 Qg2 38.Kh4 Qh2) 34.Rc8 Kh7 35.Qc2 (35.Rc2 Re2 36.Re2 Qe2 37.Kh3 Bb2-+) 35...Qe2 (better 35...Re2 36.Kh3 Rc2 37.Rc2 Qf1 38.Rg2 Qf3 39.Ra2 Bf6 40.Rd2 g5 41.fg5 hg5 42.Rd4 g4 43.Rg4 Qf1) 36.Qe2 Re2 37.Kf1 (37.Kh1 Ra2 38.Ra8 Bc3-+) 37...Ra2 38.Rh8?? (38.Rc7-+) 38...Bh8 39.f5 h5 (39...gf5 40.Kg1-+) 40.fg6 fg6 0-1. kriku81 (2385) - opperwezen (2785),, 2017. (=1.a3 d6 2.b4 Nd7 3.Bb2 Ngf6)

4.e3 g6 5.Bf6 Nf6 6.Nf3=.

4.g3 g6 5.Bg2 Bg7 6.Nf3 0-0 7.0-0 Rb8 8.c4 b5 (8...c6 9.Nc3=) 9.d3 (better 9.cb5!? e5 10.Nc3+/-) 9...bc4= 10.dc4 c5 11.b5 Nb6 12.Qc1 (12.Nbd2!?=) 12...Be6 13.Nbd2 Na4 14.Rb1 Nb2 15.Rb2 Nd7 16.Rc2 a6 17.a4 (17.ba6!? Qb6 18.Rd1=+) 17...Qa5-/+ 18.Qa3 ab5 19.cb5 Rb5! 20.Nc4 (20.ab5 Qb4 Double attack (20...Qa3 Pinning; 20...Qa3 Deflection; 20...Qb4 Decoy)) 20...Bc4-+ 21.Rc4 Ra8 (better 21...d5!? 22.Qc1 Rb2-+) 22.Ng5 (22.Qe3 Rb2 23.Qe7 Nb6=+) 22...Rb4-/+ 23.Rb4 cb4 24.Qf3 (better 24.Qe3!? Ra7 25.Qe7=+) 24...Rf8-+ (24...Qg5 25.Qa8 Nf8 26.a5+/-) 25.Qc6 (25.Qb7!?-+) 25...Nc5 (25...Qg5?! 26.Qd7 b3 27.a5 Qa5 28.Qe7-/+) 26.Bd5 Qa4 (26...Na4?! 27.Nf7 Nc3 28.Nh6 Kh8 29.Nf7 Kg8 30.Nh6 Kh8 31.Nf7 Kg8=) 27.Qa4 (27.Qb6 b3-+) 27...Na4 28.e4 Nc3 29.f4 (29.Re1 Nd5 30.ed5 Rb8-+) 29...Nd5 (29...e6 30.Bb3 h6 31.Ne6 fe6 32.Be6 Kh8 33.Re1-+) 30.ed5 b3 31.Rb1 b2 32.Kf2 Rc8 33.Ne4 Rc1 34.Nd2 Bc3 35.Ke2 Bd2 (35...e6 36.de6 fe6 37.Kd3-+) 36.Rb2 Bc3 37.Rb8 Kg7 38.Kd3 (38.Rc8 Re1 39.Kf2 Bb4-+) 38...Bf6 39.g4 (39.Ke4 Rc2-+) 39...h6 40.g5 (40.Ke4 Rc2-+) 40...hg5 41.fg5 Bg5 42.Ke4 (42.Rb3 Rc5 43.Kd4 Bf6 44.Ke4 Be5-+) 42...Bf6 (42...Rc3 43.Kd4 Bf6 44.Ke4 Be5 45.Rg8 Kg8 46.h3 f5) 43.h4 (43.Rb3 Be5-+) 43...Rd1 44.h5 (44.Rb4 Be5-+) 44...Rd4 45.Ke3 Rd5 (better 45...gh5 46.Rb5-+) 46.Rb7 (46.hg6 fg6 47.Rb7 g5-+) 46...gh5 47.Rb4 Re5 48.Kf3 h4 49.Rg4 Rg5 (better 49...Kh6 50.Rg2-+) 50.Rh4 Rf5 51.Ke4 (51.Kg4 Bh4 52.Kf5 e6 53.Kf4 d5-+) 51...Bh4 (better 51...Re5 52.Kd3 Bh4 53.Kc4-+) 52.Kf5 e6 53.Kg4 Bf6 54.Kh5 (54.Kf3 d5-+) 54...d5 (better 54...e5 55.Kg4 d5 56.Kf5-+) 55.Kg4 d4 (better 55...e5 56.Kf5 e4 57.Kf4-+) 56.Kh5 (56.Kf3 Bg5 57.Ke4-+) 56…d3 (56...d3 57.Kg4 d2 58.Kg3 d1Q 59.Kf2 Bh4 60.Kg2 Qc2 61.Kf3 f5 62.Ke3 e5 63.Kf3 Qe4) 0-1. black_bishop_88 (2590) - XadrezDisparatado (2595),, 2020. (=1.a3 d6 2.b4 Nd7 3.Bb2 Ngf6)

4.g3 g6 5.Bg2 Bg7 6.Nf3 0-0 7.0-0 e5 8.d4 e4 9.Nfd2 e3 (9...Qe7 10.e3=) 10.Nc4 (10.fe3!? Bh6 11.Rf3=) 10...ef2=+ 11.Rf2 Ng4 12.Rf4 Nb6 (12...Ndf6 13.Qd3=) 13.Nb6 ab6 14.e4 (better 14.Qd3=) 14...Bh6?? (better 14...Ne3 15.Qd3 Ng2 16.Kg2 d5=+) 15.Rg4+- Bg4 16.Qg4 f5 (16...Be3 17.Kh1+-) 17.ef5 Rf5 18.Nd2?? (better 18.Bb7 Be3 19.Kg2+-) 18...Bd2= 19.Be4 Be3 20.Kh1 Rf8 (20...Rf6 21.Bb7 Ra7 22.Bd5 Kg7=) 21.d5 (better 21.Bb7 Ra7 22.Qe6 Rf7 23.Rf1+/-) 21...Qe8 22.Re1 Bd2 23.Re2 Bh6 (23...Qf7!? 24.Qe6 Rae8 25.Qf7 Rf7-/+) 24.Bf5=+ Rf5 25.Re8 Re8 26.Qd4 (26.c4 Rf2 27.Bc3 c5 28.dc6 Bd2=) 26...Ree5 (26...Re1 27.Kg2 Re2 28.Kh3 Rh5 29.Kg4-+) 27.Kg2 (27.Qd3 Re3 28.Qd1 Bg7 29.Bg7 Kg7 30.Qd4 Rfe5-/+) 27...Be3 (27...Re2 28.Kh3 Rh5 29.Kg4 Rhe5-+) 28.Qc4?? (better 28.Qc3=) 28...Rf2-+ 29.Kh3 (29.Kh1 Bd4!! 30.Bc3-+) 29...Rh5 30.Kg4 (30.Qh4-+) 30...Rfh2 (better 30...Rhh2 31.Qf4 h5 32.Kg5 Bf4 33.gf4 Rhg2 34.Kf6 Rf4 35.Ke7 h4-+) 31.Qe4 (31.Qc7!? Re5 32.Be5 de5 33.Qd8 Kf7+-) 31...Bf2?? (31...Kf8 32.Bf6 Rg5 33.Bg5 h5 34.Kf3 Bg5 35.Qg6 Be7+-) 32.Qe8 1-0. black_bishop_88 (2480) - La_manteca (2405),, 2020. (=1.a3 d6 2.b4 Nd7 3.Bb2 Ngf6)

3.a4 Ngf6

4.Ra3 e5 5.b5 d5 6.Rg3 c6 7.Na3 Qc7 8.Qa1 h5 9.h4 g6 10.e3 Bd6 11.Be2 e4 12.Bf6 Nf6 13.Qf6 Rg8 14.Rg5 Be7 15.Qe5 Qe5 16.Re5 Be6 17.f4 Ba3 18.c4 Bd6 19.cd5 cd5 20.Rg5 Rc8 21.Bh5 Ke7 22.Bg4 f6 23.Be6 Ke6 24.Rg3 Rc4 25.h5 g5 26.h6 Rh8 27.h7 Ra4 28.Ne2 Ra1 29.Kf2 Rh1 30.Nd4 Kf7 31.Nf5 Be7 32.fg5 fg5 33.Ne7 Ke7 34.Rg5 R1h7 35.Rd5 Rf7 36.Ke2 Rf6 37.d3 ed3 38.Kd3 Rg8 39.Kd4 Rg2 40.e4 Rd2 41.Ke5 Rd5 42.ed5 Rd6 43.b6 ab6 0–1. xtom – leguizcaro (1625), kurnik, 2012.

4.Ra3 g6 5.b5 Bg7 6.h4 e5 7.Rg3 Nh5 8.Rg5 h6 9.Rh5 gh5 10.Na3 Nf6 11.Qa1 Be6 12.e3 Ng4 13.Be2 0-0 14.f3 Nf6 15.g4 hg4 16.fg4 Ng4 17.Nf3 f5 18.Rg1 Kh8 19.d4 e4 20.d5 Bf7 21.Bg7 Kg8 22.Nh2 Qh4 23.Kd2 Qh2 24.Bf8 Rf8 25.Nc4 Kh7 26.Rf1 Bd5 27.Qd4 Bc4 28.Qc4 Ne5 29.Qc7 Rf7 30.Qc8 Nf3 31.Kd1 Qe5 32.Bf3 ef3 33.Rf3 Qd5 34.Ke2 Qe4 35.a5 d5 36.b6 ab6 37.ab6 d4 38.Qc4 f4 39.Qf7 1–0. xtom – leguizcaro (1625), kurnik, 2012.

4.Ra3 g6 5.h4 h5 6.b5 Bg7 7.Nc3 0-0 8.Qa1 a6 9.b6 (better is 9.Nf3!?+=) 9...Nb6–+ 10.e3 e5 11.Be2 Be6 12.f3 Bc4 13.Nh3 Be2 14.Ke2 Nc4 15.Rg1? (15.Ra2 d5–+) 15...Nb2 (better is 15...Na3 16.Ba3 Re8–+) 16.Qb2 b6 17.Nf2 d5 18.g4 d4 19.Nce4 Ne4 20.Ne4 (better is 20.fe4!? Qh4 21.Rh1–/+) 20...Qh4 21.Rg2 Rad8 22.gh5 Qh5 23.Qb3 de3 24.de3? Rd7 25.Qc4 Rfd8 26.Rd3–/+ Rd3 27.cd3 c5 28.Qa6 Qh3 29.Kf2 Qe6 30.Qb7 Qa2 31.Kg1 Qb1 32.Kh2 Qd3 33.Ng5? Qd5 34.Qe7 Bf8 35.Qf6? Be7 36.Qe7+- c4?? 37.Ne4 Qd1 38.Nf6 Kg7 39.Nh5 Kg8 40.Qf6 Kf8+- 41.Qg7 Ke7 42.Nf6?? Qd6?? 43.Rg6 Rh8 (43...Rh8 44.Qh8 fg6 45.Qg7 Kd8 46.Qg6 e4 47.Kg2 ef3 48.Kf3 Qd1 49.Kf4 Qd6 50.Kf5 Qc5 51.Kg4 Qc8 52.Kf4 Qc7 53.Kf3 Qc6 54.e4 Qa4+-). xtom (1610) – esoj70 (1745), kurnik, 2011.

4.b5 c6 5.c4 (5.Nf3 e5=) 5...Qc7 (5...e5 6.d4=+) 6.e3 e5 7.Nf3 Be7 8.Be2 0-0 9.0-0 Re8 (9...cb5 10.ab5 d5 11.cd5=) 10.d4 Nf8 (better 10...e4!? 11.Nfd2 d5=) 11.de5+/- de5 (11...Ng4 12.ed6 Bd6 13.h3+/-) 12.Be5 Qa5 13.Bc3 Qc7 14.Nbd2 Ng6 15.Qb3 (15.Qc2 Be6+/-) 15...Be6 16.Qb2 Qc8 (16...cb5 17.cb5 Rac8 18.Rac1+/-) 17.Rac1 (better 17.Rfd1+/-) 17...Bh3?? (better 17...Qc7+/-) 18.Nd4 (18.gh3 Qh3 19.Rfd1 Nh4 20.Nh4 Qh4+-) 18...Bg2?? (18...Nh4 19.Rfd1 Bg2-/+) 19.Kg2+- Nh4 (19...c5 20.N4f3+-) 20.Kh1 Qh3 The mate threat is Qg2 21.Rg1 Bd6 (21...c5 22.N4f3 Ng6 23.Rcd1+-) 22.N4f3 Ng4 Threatening mate: Nxf2 23.Rg4! Qg4 Decoy theme: g4. Threatening mate... how? 24.Rg1 Qh3 (24...Qf5 25.Rg5 Qg5 26.Ng5+-) 25.Rg7 Kf8 26.Bf1 (better 26.Rf7! Kg8 27.Rg7 Kf8+-) 26...Qf5 27.Rg5 Qe6 28.Bg7 Ke7 29.Nh4 Kd7 (29...Kd8 30.Nf5 Kc7 31.bc6+-) 30.Bd3 (better 30.bc6 bc6 31.Qb7 Bc7+-) 30...Rg8 (30...Kc7+-) 31.Bf5 Rg7 32.Qg7 Qf5 33.Rf5 (33.Nf5 Re8 34.Qf7 Be7 35.Rg8 Kc7 36.Qe8 Kb6 37.c5 Ka5 38.Rg4 Bc5 39.Qd8 b6 40.Nb3) 33...Be7 34.Rf7 Re8 (34...Kc7 35.Re7 Kb6 36.Nb3 cb5 37.Qf6) 35.Nf5 Kc7 (35...Ke6 36.e4 Kd7 37.Re7 Re7 38.Qe7 Kc8 39.Nd6 Kb8 40.Qb7) 36.Re7 Kb6 (36...Re7 37.Qe7 Kb6 38.Nb3 a5 39.Nd6 cb5 40.Qb7) 37.Re8 (37.c5 Ka5 38.Qc3 Ka4 39.Qc4 Ka5 40.Nb3) 37...Ka5 (37...a6 38.c5! Ka5 39.Qd4 ab5 40.Ra8) 38.Qc3 Kb6 (38...Ka4 39.Nb1 cb5 40.Qa3) 39.c5 (39.c5 Kc7 40.Qg7) 1-0. BeepBeepImAJeep (2655) - TzTok_Termenoil (2250),, 2016.

3.b5 c6

4.a4 c5 5.e3 e5 6.c4 Ngf6 7.Nf3 Be7 (7...e4 8.Ng1=+) 8.d3= 0-0 9.Be2 h6 (9...a6 10.0-0=) 10.Nbd2 (10.a5 Re8+=) 10...Nh7 (10...a6 11.0-0=) 11.Nb3 f5 12.Qc2 Nhf6 13.Nfd2 Nb6 14.h3 (14.a5 Nbd7+/-) 14...Be6+= 15.f3 (15.Bf3 Rb8+=) 15...Qd7 (15...Nh5 16.0-0=) 16.g4 (16.a5 Nc8+=) 16...f4= 17.e4 (17.ef4 ef4 18.h4 Rae8=) 17...Nc8 18.Rg1 (18.a5 Ne8=) 18...Nh7 19.0-0-0 (19.a5 Bh4 20.Kf1 a6=+) 19...Bh4 20.Kb1 (20.a5 Ne7=+) 20...Nb6 (20...a6!?-+) 21.Na1 a6 (better 21...Qe7-/+) 22.Ndb3?? (better 22.a5=) 22...Na4-+ 23.Nc5 (23.ba6 Ra6 24.Ba3 b5-+) 23...Nc5 (23...dc5?! 24.Qa4 Bf2 25.Rh1-+) 24.ba6 Ra6 25.Nb3 (25.d4 ed4 26.Bd4 Qc7-+) 25...Nb3 26.Qb3 Rfa8 27.Kc2 (27.Rg2 Qc7-+) 27...b5! 28.Ra1 (28.Qb5 Qb5 Combination; 28.cb5 Bb3 Double attack (28...Bb3 Pinning; 28...Bb3 Deflection; 28...Bb3 Decoy)) 28...bc4 29.dc4 Ra1 30.Qc3 (30.Ra1 Ra1 31.Ba1-+) 30…Rg1 0-1. Jimito100 (2005) - Babay81 (2060), Rated Bullet game,, 2020.

4.a4 Qc7 5.e3 e5 6.c4 Be7 7.Qb3 Ngf6 8.d4 0-0 9.Nf3 Re8 10.Be2 h6 (10...c5 11.0-0=) 11.0-0 a5 12.ba6 (12.Nc3 c5+=) 12...ba6= 13.Nc3 Rb8 14.Qc2 Bf8 15.Rfc1 g6 16.Nd2 (16.Re1 Bg7=) 16...Bg7 (16...ed4 17.ed4 Nc5 18.dc5=+) 17.Ba3 (17.de5 Ne5 18.Rab1 a5=) 17...ed4=+ 18.ed4 Qd8?? (18...c5 19.Nf3=+) 19.Nf3 (better 19.Bd6!? Rb7 20.Bf3+/-) 19...d5 (19...c5 20.Rab1=) 20.Bd3 dc4 21.Bc4 Nb6 22.Bb3 (22.Bd3!?+=) 22...Nbd5= 23.Qa2 Be6 24.Ne2 (better 24.Nd5 Bd5 25.Bd5 cd5 26.Ne5=) 24...Nf4?? (better 24...Bg4 25.Rab1 Ne4 26.Bd5 Qd5 27.Qd5 cd5 28.Rb8 Rb8-/+) 25.Be6+/- Ne2 26.Qe2 Re6 27.Qc4 (27.Qa6 c5 28.Qf1 cd4 29.Rc4=) 27...Nd5 (27...Ne4 28.Bc5= (worse 28.Qa6 Bd4 29.Nd4 Qd4-/+)) 28.Bc5 Qe8 (better 28...Nf4!? 29.Re1 Qd7 30.Qa6 Re1 31.Re1 Ng2=+) 29.Qa6+/- Rb2 (29...Ra8 30.Qc4+/-) 30.Re1 Nf4 31.Re6 (31.a5!?+/-) 31...Qe6+= 32.Re1?? (32.Qf1 Qd5+=) 32...Qa2?? (better 32...Qg4!? 33.Re8 Kh7-+) 33.Qc8= Kh7 34.Rf1?? (better 34.Qg4 Ne6 35.Qh4=+) 34...Rf2 (34...Rb1 35.Ne1 Qd5-+) 35.Rf2+- Qb1 36.Rf1 Qf5 (36...Ne2 37.Kf2 Qc2+-) 37.Nh4 (better 37.Qf5 gf5 38.a5 Ne2 39.Kf2+-) 37...Qg4 (37...Ne2 38.Kh1 Qf1) 38.h3 (38.Qg4 Nh3 39.gh3 f5 40.Qg6 Kh8 41.Nf5 Bf8 42.Bf8 c5 43.Qg7) 38...Qc8 (better 38...Nh3 39.Kh2 Qc8 40.gh3 Qb8 41.Kg2 Qb3-+) 39.Ng6?? (39.Rf4 g5 40.Rf7 gh4 41.Re7-+) 39...f5 (better 39...Ng6 40.Rf7 Qe6-+) 40.Nf4= Bd4? (better 40...Qe8 41.Kh2 Qe4=) 41.Kh2?? (41.Bd4 Qc7+-) 41...Qb7 (41...Bc5 42.g3-+) 42.Rf3?? (better 42.Bd4 Qb4 43.Ne2+-) 42...Qb2 (42...Bc5 43.h4-+) 43.h4?? (better 43.Bd4 Qd4 44.Nh5-+) 43...Qg2 (better 43...Bc5 44.h5 Qa1-+) 44.Kg2+- Be5 (44...Bc5 45.a5 Bb4+-) 45.Kh3 (better 45.a5 Kg7+-) 45...Bf4 46.Rf4 h5 47.Rf5 Kh6 (47...Kh6 48.a5 Kh7 49.a6 Kg6 50.Rg5 Kf7 51.a7 Ke6 52.a8Q Kd7 53.Qb7 Ke6 54.Qe7; 47...Kg6 48.Rg5 Kf7 49.a5 Ke6 50.a6 Kf7 51.a7 Ke6 52.a8Q Kd7 53.Qb7 Ke6 54.Qe7). ClayPigeons (2180) - kadakonesad (2155), Rated Bullet game,, 2021.

4.a4 e5 5.e3 Qc7 6.c4 Be7 7.Nc3 Ngf6 8.d4 0-0 9.Nf3 Re8 10.Be2 e4 11.Nd2 d5 12.bc6 bc6 13.Rc1 Qd6 (13...Rb8 14.Qc2=) 14.Qb3 (14.cd5 Qb8 15.dc6 Qb2 16.cd7 Bd7 17.0-0+/- (17.Nce4 Ne4 18.Ne4 Bb4 19.Kf1 Re4-/+)) 14...Rb8= 15.Qa2 a6 16.Ncb1 Qe6 17.Ba3 Bd8 18.Nc3 Bc7 (18...Ba5 19.0-0=) 19.h3 (19.cd5 cd5 20.g4 h6+=) 19...h5 (19...Ba5 20.0-0=) 20.Nf1 (20.0-0 Ba5+=) 20...g5 (20...Rb7 21.g4 Ba5 22.Nd2=) 21.Qd2 (21.Nd2 Ba5+=) 21...h4 (21...Ba5 22.cd5 Nd5 A) 23.Bh5? Nc3 (23...Bc3?! 24.Rc3 Nc3 25.Qc3=+) 24.Rc3 Rb1 25.Bc1 A1) 25...Bc3?! 26.Qc3 Qb3 27.Qb3 (27.Qc6? Bb7 28.Nd2 Bc6 29.Nb3 Ba4-+) 27...Rb3 28.Nd2=; A2) 25...Nb6-+; B) 23.Bc4=) 22.Qd1 Nh7 (22...Nb6 23.cd5 Nbd5 24.Nd5 Nd5 25.Qc2=) 23.Bg4 f5 24.Bh5 Rf8? Black prepares f4 (24...Rd8 25.cd5 cd5 26.Ne4 Ba5 27.Ned2+=) 25.Be2 (25.Bf8 Nhf8 26.cd5 cd5 27.Ne4 Ba5 28.Ned2 Nf6+-) 25...Ndf6? (25...Bd6 26.Bd6 Qd6 27.cd5 cd5 28.Nd5 Kh8+/-) 26.g3?? (26.Bf8!? Nf8 27.cd5 cd5 28.Ne4 Ba5 29.Ned2 Bd7+-) 26...f4 (better 26...hg3!? 27.Ng3 Rf7=) 27.gh4+/- f3 (27...Rf7 28.hg5 Ng5 29.h4+/-) 28.hg5 (28.Bf3!? Rf7 29.hg5 Ng5+-) 28...Ng5+/- 29.Rg1 (29.Bf8?! fe2 30.Qe2 Kf8=) 29...fe2 (29...Nfh7!? 30.h4 fe2 31.Qe2 Rf5+-) 30.Qe2 Ng4 (better 30...Rf7 31.Rg5 Kh8 32.cd5 cd5 33.Nd5 Nd5 34.Qh5 Rh7 35.Rd5 Rh5 36.Rh5 Kg8 37.Rc7 Qa2 38.Rg5 Kh8+-) 31.Rg4 (31.Qg4?! Qg4 32.Rg4 Bg4 33.hg4 Rf7=) 31...Qg6 32.h4?? (better 32.Bf8 Kf8 33.cd5 cd5 34.Nd5 Bg4 35.Qg4 (35.hg4?! Nf3 36.Kd1 Ng1+-) 35...Ba5 36.Kd1+-) 32...Nf3 (32...Bg4 33.Qg4 Nf3 34.Qf3 Rf3 35.cd5-+) 33.Kd1?? (better 33.Qf3! Bg4 34.Qg2=) 33...Qg4 (33...Bg4 34.Bf8 Ng1 35.Ba3 Ne2 36.Ne2-+) 34.Nh2?? (better 34.Bf8 Kf8 35.cd5-+) 34...Ng1 (34...Nh2 35.Qg4 Bg4 36.Ke1 Rf5 37.cd5 Rb3 38.dc6 Ra3 39.f4 Rf4 40.Rb1 Rf1 41.Kd2 Rf2 42.Ke1 Rc2 43.Rb8 Bb8 44.c7 Ra1 45.Nd1 Rd1) 35.Qg4+- (worse 35.Ng4 Ne2 36.Nh6 Kh7 37.Ke2 Rf3 38.cd5 A) worse 38...Kh6 39.Ne4 (worse 39.dc6 Bg4 40.Ne4 Re8-/+) 39...Bg4 40.Nd2 (worse 40.dc6 Re8-/+) 40...Rf6 41.f3+=; B) 38...cd5 39.Nd5 Bd8=+) 35...Bg4 36.Kd2?? (better 36.Ng4 Rfc8 37.cd5 cd5 38.Nd5+-) 36...Nf3 (36...Rf2 37.Ke1 Rh2 38.Kf1 Nf3 39.Rc2 Bh3 40.Rg2 Rg2 41.cd5 Rgb2) 37.Kc2 (37.Nf3 Rf3 38.Rg1-+) 37...Kh8 (better 37...Nd4 38.Kd2 Rf2 39.Ne2 Ba5 40.Bb4 Bb4 41.Rc3 Re2 42.Kc1 Ba3 43.Kd1 Rb1 44.Rc1 Rc1) 38.Nf3 (38.Nf3 Rf3 39.Rf1 dc4 40.Bc1-+). Jimito100 (2035) - kadakonesad (2160), Rated Bullet game,, 2020.

4.e3 Ngf6 5.a4 g6 6.c4 Bg7 7.Nf3 0-0 8.d4 e5 9.Qb3 (9.de5 Ne4 10.Qc2 Qa5 11.Ke2 Ndc5 12.ed6 Bf5 (worse 12...Nd6 13.Bg7 Kg7 14.Qd2 Qd2 15.Nbd2+/-) 13.Bg7 Ng3 14.fg3 Bc2 15.Bf8 Rf8 16.bc6 bc6-+) 9...Qc7 (9...ed4 10.Bd4 Nc5 11.Bc5 dc5 12.bc6 bc6 13.Ra3=+) 10.Nc3 (10.Be2 ed4 11.Bd4 Nc5=) 10...Re8 (10...ed4 11.ed4 cb5 12.Nb5 Re8 13.Be2=) 11.Be2 ed4 12.ed4 Ne4 13.Qc2 (13.Ne4 Re4 14.Qd3 Nf6=) 13...Ndf6 (13...Nc3 14.Bc3 cb5 15.cb5-/+) 14.0-0= Nc3 15.Bc3 Bf5 16.Qd2?? (better 16.Bd3 cb5 17.Bf5 gf5 18.c5=+) 16...Ne4-+ 17.Qc1 (17.Ba5 Nd2 18.Bc7 Re2 19.Nd2 Rd2-+) 17...Nc3 18.Qc3 Re2 19.Nh4 (19.Rfe1 Rc2 20.Qb3 cb5 21.cb5 Bg4-+) 19...Qd7 20.bc6 bc6 21.Qf3 (21.Rad1 Rae8 22.Nf5 Qf5-+ (worse 22...gf5 23.Qg3-+)) 21...Rae8 (21...Bg4 22.Qd3 Qe7 23.Nf3-+) 22.h3 (22.Nf5 Qf5 (worse 22...gf5 23.Rad1-+) 23.Qf5 gf5-+) 22...Bf6 (better 22...Bc2!? 23.Rac1-+) 23.Nf5 Qf5 24.Qc6 (24.Qf5 gf5 25.Rad1 R8e4-+) 24...Bd4 25.Qd6 (25.Rad1 Bf2 26.Kh2 R8e3 27.Qa8 Kg7-+) 25...Be5 (25...Ba1 26.Qd1 Bc3 27.Qd5-+) 26.Qc6 (26.Qd5 Ba1 27.Qf5 gf5 28.Ra1 Re1 29.Re1 Re1 30.Kh2-+) 26...Ba1 27.Ra1 (27.Qd5 Qf6 28.f4 R8e4-+) 27...Qf2 28.Kh1 Qf4 (better 28...Re1 29.Re1 Re1 30.Kh2 Qf4 31.g3 Re2 32.Qg2-+) 29.Rg1 Re1 30.Qc5 R8e2 31.Qc8 Kg7 32.Qc5 Qg3 33.Qd4 f6 (33...Kh6 34.Qh4 Qh4 35.Kh2 Rg1 36.Kg1 Qf2 37.Kh2 Qg2) 34.Qd7 (34.Qf2 Rf2 35.Re1 Qg2) 34...Kh6 35.Qd6 (35.Qd2 Rd2 36.Re1 Qg2) 35…Qg2 0-1. ClayPigeons (2165) - hunt3r62 (2145), Rated Bullet game,, 2021.

4.a4 cb5

5.ab5= b6 6.c4 (6.e3 Ngf6+=) 6...Ngf6= 7.e3 e5 8.Nf3 Be7 9.Be2 Nf8 (9...0-0 10.0-0+=) 10.0-0 Ng6 11.d4 ed4 (11...Qc7 12.Nbd2+/-) 12.Nd4 0-0 (12...Bb7!?+/-) 13.Bf3 Be6? (better 13...d5 14.cd5 Bd6+-) 14.Ba8 (14.Ne6?! fe6 15.Ba8 Qa8+-) 14...Qa8 15.Nc6 (15.Ne6?! fe6 16.Qa4 d5+-) 15...Qb7 (15...Qe8 16.Ra7 Nd7+-) 16.Ra7 Qc8 17.Re7 (better 17.Ne7 Ne7 18.Bf6 Nf5+-) 17...Re8 (17...Bc4 18.Bf6 Bf1 19.Qf1 gf6 20.Qd3+-) 18.Bf6 gf6 (18...Bc4 19.Na7 Qa8 20.Re8 Qe8 21.Bd4 Bf1 22.Qf1+-) 19.Re8 Qe8 20.Nd2 (20.Na3 Qf8+-) 20...Bf5 (20...d5 21.Qa1+-) 21.Nf3 (21.Qf3 Bd3 22.Ra1 Ne5 23.Ne5 Qe5 24.Qg4 Bg6+-) 21...Be4 (21...Be6 22.Qd4+-) 22.Nfd4 (22.Qd6!? Qe6 23.Qd8 Kg7+-) 22...Bc6 (22...Ne5 23.Qb3+-) 23.Nc6 Ne5 (23...Qf8 24.Qd4+-) 24.Qd6 Nc6 (24...Ng6+-) 25.Qc6 (better 25.bc6 Qe4+-) 25...Qd8 26.Qd5 (better 26.c5!? bc5 27.b6 Qf8+-) 26...Qc8 (26...Qc7 27.Ra1 Kg7 28.Ra6+-) 27.Rd1 (27.Ra1 Kg7+-) 27...Kg7 28.h3 Qc7 (28...h5 29.Qc6 Qb8 30.c5 bc5 31.b6+-) 29.Qd7 (better 29.Qd6 Qc8+-) 29...Qe5 (29...Qc4 30.Rd6 Qc1 31.Kh2 Qc5 32.Qg4 Qg5 33.Rb6 Qg4 34.hg4 Kf8+-) 30.Qg4 Kh6 31.Rd5 Qa1 32.Kh2 Qe5 33.Re5 (33.f4 Qf5 34.Qf5 Kg7 35.Qg4 Kf8 36.Rd8 Ke7 37.Qd7) 33...fe5 34.f4 ef4 35.ef4 f5 (35...f6 36.Qg8 Kh5 37.Qh7) 36.Qg5 1-0. BeepBeepImAJeep (2620) - Hackelaar (1920),, 2017.

5.ab5= e5 6.e4=.

5.ab5 Ngf6 6.c4 e5 7.e3 (7.d4 d5 8.e3 dc4 9.de5 Bb4 10.Nc3 Ne4-/+) 7...Be7 (7...d5 8.d4 dc4 9.Bc4=) 8.Nf3 Nf8 (8...e4 9.Nd4=) 9.Be2 Ng6 10.0-0 0-0 11.d4 ed4 (11...Qc7 12.Nbd2=) 12.Nd4 (12.Qd4 a6+/-) 12...Bd7 (12...d5 13.Nd2+=) 13.Nc3+/- Qc8 14.Rc1 Bg4 (14...Re8 15.Nd5+=) 15.Nd5 (better 15.Bg4 Ng4 16.Nd5+/-) 15...Nd5?? (15...Be2 16.Qe2 Nd5 17.cd5+/-) 16.cd5 (better 16.Bg4 Ne3 17.fe3 Qc7+-) 16...Qd7?? (better 16...Be2 17.Qe2 Qd7+/-) 17.Bg4+- Qd8 18.Nf5 Bf6 19.Bf6 (19.Ba3 Be7+-) 19...Qf6 20.Nd4 (20.Rc7 a6+-) 20...Ne5 (20...Rfe8 21.Qf3 Qd8 22.Qh3+-) 21.Be2 (21.Rc7 a6+-) 21...Rac8 (21...Rfe8 22.Qc2+-) 22.Rc8 (22.Qa4 Nd7+-) 22...Rc8 23.f4 (23.Qa1 Ra8+-) 23...Ng6 24.Qd3 Re8 25.Bf3 Qe7 (25...Nh4 26.Be4 Qe7 27.Bh7 Kh8 28.Nf5 Nf5 29.Bf5+- (29.Qf5?! g6 30.Bg6 fg6 31.Qg6 Qe3 32.Kh1 Qe2+-)) 26.Nf5 (26.Ra1!? Ra8+-) 26...Qf6 27.g3 Ne7 28.Ne7 Qe7 29.e4 (29.Ra1 b6+-) 29...f6 (29...Qc7 30.Qd4 Qd7 31.b6 ab6 32.Qb6+-) 30.Bg4 g6 (30...Qc7 31.Ra1+-) 31.Be6 Kg7 32.Rc1 h6 33.Qc3 h5 34.Qc7 Qc7 (34...Kh6 35.Qa5 b6 36.Qa3+-) 35.Rc7 Kh6 (35...Kh8 36.Rb7 Ra8 37.Rd7+-) 36.Rb7 g5 (36...h4 37.Ra7 hg3 38.hg3+-) 37.Bf5 gf4 (37...Rh8 38.Ra7 gf4 39.b6+-) 38.gf4 (38.Rh7 Kg5 39.h4) 38...Rg8+- 39.Kf2 Re8 (39...Rg7 40.Bd7 Re7+-) 40.Rh7 1-0. BeepBeepImAJeep (2560) - Hackelaar (1965),, 2018.

5.ab5 Qc7

6.Nc3 Ngf6=.

6.c4 Qc4!? 7.e3 Qc7=+.

6.c4 e6 7.e3= Ngf6 8.Nf3 Be7 9.Be2 Nf8 (9...a6 10.0-0=) 10.0-0+= Ng6 (10...N8d7 11.d3+=) 11.d4 (11.Qb3 a6+=) 11...0-0 12.Nbd2 Bd7 13.Rc1 (13.Ra2 a6+=) 13...Qd8 (13...a6 14.Bd3=) 14.Nb3 White prepares the advance c5 (14.c5 dc5 15.dc5 Qc7+=) 14...Rc8 (14...a6 15.Ra1=) 15.c5 dc5 16.dc5 Be8 (16...Qc7 17.b6 ab6 18.cb6+=) 17.Qc2 (17.Ra1 Qd1 18.Rfd1 Ra8+/-) 17...Nd5 18.Rfd1 Bf6 (18...Qc7 19.Ra1 Ra8 20.Bc4+/-) 19.e4 (19.Ra1 Ra8+/-) 19...Bb2 20.Qb2 Nf6?? (better 20...Qf6 21.e5 Qf5+/-) 21.Rd8+- Rd8 22.Nfd2 (22.e5 Nd5+-) 22...Nf4 23.Bf1 Ng6 (23...Bd7 24.c6 Bc8 25.Qa1+-) 24.f3 (24.c6 Rc8 25.cb7 Rb8+-) 24...e5 (24...Rc8 25.Qa3 a6 26.ba6+-) 25.Nc4 (25.Ra1 Ra8+-) 25...Bb5 26.Ne5 Bf1 27.Kf1 (27.Ng6 fg6 28.Rf1 Rf7+-) 27...Ne5 28.Qe5 Rfe8 (28...Ra8 29.Na5 b6 30.cb6 ab6 31.Nc6+-) 29.Qc3 (29.Qb2 Rc8+-) 29...Rc8 (29...Rd7 30.Qa1 Ra8 31.Qa4+-) 30.Nd4 Nd7 (30...Re7 31.c6 Ree8 32.Ra1+-) 31.Nf5 Rc5 (31...Ne5 32.Nd6 Rb8 33.Ne8 Re8 34.Qb4+-) 32.Qd2 (32.Qg7) 32...Rc1+- 33.Qc1 Nb6 (33...Nf6 34.Qc7+-) 34.Qc7 (34.Qc3 f6 35.Qc7 Nd7 36.Qd7 Re7 37.Qe7 b5 38.Qg7) 34...g6 (34...Kh8+-) 35.Nh6 Kg7 36.Qf7 Kh6 37.Qe8 Nc4 38.Qf8 Kh5 (38...Kg5 39.h4! Kh5 40.Qf4 Nd2 41.Kg1 Ne4 42.g4 Kh4 43.g5 Kh5 44.Qg4) 39.Qc5 (39.g4 Kg5 40.Kf2 b5 41.Kg3 a5 42.f4) 39...Ne5 40.Qe5 Kh6 (40...g5 41.Qf5 Kh6 42.Qf6 Kh5 43.g4 Kh4 44.Qh6) 41.Qf4 (41.g4 a6 42.g5 Kh5 43.Qf4 h6 44.Qg4) 41...Kg7 42.e5 (42.e5 h6 43.Qf6 Kg8 44.e6 Kh7 45.Qf7 Kh8 46.e7 b5 47.e8Q) 1-0. BeepBeepImAJeep (2565) - Hackelaar (1905),, 2016.

6.Nf3 Ngf6=.

6.c4 e5

7.e3= Ngf6 8.d4=.

7.e3 h6

8.Nf3 Ngf6

9.Nc3 Nb6 10.d3 d5=.

9.d4 Be7+=.

9.Be2 d5 10.cd5 Nd5 11.Nc3 Nc3 12.Bc3+=.

9.Be2 Be7 10.0-0 0-0 11.d4=.

9.Be2 Be7 10.0-0 Nf8 11.Nc3 Ng6 12.d4 ed4 (12...Bf5 13.Qb3 Bd8 14.Ra3+=) 13.ed4 (13.Qd4 a6+/-) 13...0-0 14.Rc1 (14.Qb3 a5+=) 14...Bd7 (14...Nf4 15.Re1=) 15.Bd3 (15.Re1 Rfe8+=) 15...Qc8 (15...Nf4 16.d5=) 16.c5 (16.Re1 Re8+=) 16...dc5= 17.dc5 Bg4 (17...Nf4=) 18.Be2 (18.Bg6 fg6 19.Nd5 Nd5 (19...Bc5? 20.Nf6 gf6 21.Qd5 Be6 22.Qc5+-) 20.Qd5 Kh7+=) 18...h5 (18...Rd8!? 19.Nd4 Qc5-/+) 19.h3 (19.Na4+=) 19...Bh3 (better 19...Rd8!? 20.Qe1 Be6=) 20.gh3+/- Qh3 21.Nh2?? (21.c6 Nf4 22.Ne1-+) 21...Nh4-+ (21...Bc5?! 22.Qd3 Qd3 23.Bd3=) 22.Bf3 Ng4! (22...Nf3 23.Qf3 Qf3 24.Nf3 Bc5 25.Na4+/-) 23.Ng4 Deflection from f3 (23.Bg4 A deflection 23...Qg2 A beautiful mate combination) 23...Nf3 (better 23...hg4!? 24.Bb7 Rfb8 25.Bd5 Nf3 26.Qf3 gf3 27.Bf3 Qf3 28.Ba3-+) 24.Qf3 Qf3 25.Nh2 (25.Ne5 Qf5 26.Nd5 Rae8-+) 25...Qh3 (25...Qf5!? 26.Rfe1 Bc5 27.Re2-+) 26.Ne2 (26.Nd5 Bg5 27.Rcd1 Qb3-+) 26...Bh4 (26...Qb3 27.Bd4-+) 27.Nf4 (27.Nd4 a6-+) 27...Qf5 28.Ng2 g5 (better 28...Be7!? 29.Bd4-+) 29.Rc4 (29.f4 Bg3 30.fg5 Qg5 31.Nf3-+) 29...Qf6 (better 29...Qd3 30.Rb4 Qd2-+) 30.Ne3 (better 30.Bf6 Kh7 31.Nh4 gh4 32.Rh4 Rg8 33.Kh1+-) 30...Qb2-+ 31.Nf3 Qf6 (31...Qb5!? 32.Nd4 Qb2 33.Ndf5-+) 32.Nh4 (32.Kg2 Rfc8-+) 32...gh4 33.Kh2 (33.Rfc1 a6 34.ba6 Ra6-+) 33...Kh7 34.Rg1 (34.Rc2 Qe5 35.Kh1 Rfc8-+) 34...Rg8 (better 34...Qf2 35.Rg2 Qe3-+) 35.Re4 Rg1 (35...Qf2 36.Rg2 Rg2 37.Ng2 Rg8 38.Rg4 Rg4 39.c6 Qg2) 36.Kg1-+ Qf3 (better 36...h3 37.Kf1 h2-+) 37.Ng2 (37.Re5 Rd8 38.Rg5-+) 37...Qe4 38.Ne3 (38.Kf1 h3 39.Ne3 Qd3 40.Ke1 h2 41.f3 Qe3 42.Kd1 h1Q 43.Kc2 Qhc1) 38...Qb1 (38...Rg8 39.Kh2 Qf4 40.Kh1 Qf3 41.Kh2 Qf2 42.Kh3 Qg3) 39.Kg2-+ Qb5 (39...h3 40.Kg3 Rg8 41.Kf4 h2 42.Nc4 h1Q 43.Nd2 Qd3 44.Nf3 Qhf3 45.Ke5 Re8) 40.Kh3 Qc5 (40...Qe2 41.Kg2 Rg8 42.Kh3 Qf3 43.Kh2 Qf2 44.Kh3 Qg3) 41.f4 Qc6 (41...Qe3 42.Kh4 Qe1 43.Kh5 Rg8 44.f5 Qh1) 42.Ng4 (42.Kh2 Qf3 43.Nc4 Qg3 44.Kh1 Rg8 45.Nd6 Qg2) 42...Qe4 (42...Qh1 43.Nh2 Rg8 44.f5 Rg3 45.Kh4 Qh2) 43.Nf6-+ (43.Nf6 Kg6 44.Ne4-+). BeepBeepImAJeep (2565) - Hackelaar (2055),, 2018.

9.Be2 Be7 10.0-0 Nf8 11.d4+/- Ng6 12.de5 (12.Qb3 b6+/-) 12...de5+= 13.Nc3 (13.Qb3 Bc5+=) 13...0-0 14.Qb3 Be6 Exerts pressure on the backward pawn (14...Bc5 15.Nd5 Nd5 16.cd5+=) 15.Rac1 (15.Nd5 Nd5 16.cd5 Bf5+/-) 15...Rad8 (15...Qc5 16.Bd3 Bd6 17.Na4+=) 16.Nd5+= Bd5 17.cd5 Qd6 18.Rfd1 e4 (18...Nd5? 19.Bc4 Qb4 20.Rd5 Qb3 21.Bb3+-) 19.Nd4 (better 19.Nd2 Qd5 20.Qd5 Nd5 21.Ne4+/-) 19...h5? (better 19...Qd5 20.Qa4 Qg5+=) 20.Nf5+- Qd7 21.Ne7 Qe7 (21...Ne7 22.d6 Nc8 23.Bf6 gf6 24.Rc7+-) 22.Ba3 Qd7 (22...Qe5 23.Bf8 Nf8 24.Ra1+-) 23.Bf8 Kf8 (23...Nf8 24.b6 ab6 25.d6+-) 24.d6 Ng4 (24...Ne8 25.Rd4+-) 25.h3 (25.Rc7 Qf5 26.Bg4 hg4 27.Rb7 Ne5+-) 25...Nf6 (25...N4e5+-) 26.Rd5 (better 26.Rc7 Qe8+-) 26...Kg8?? (better 26...Qe6 27.Bc4 Nd5 28.Bd5 Qd6 29.Be4 Qb6+/-) 27.Rd4+- Nf8 (27...Qf5 28.Rc7 Ne5+-) 28.Rc7 Qe8 (28...Qe6 29.Bc4 Qe5 30.Rf7+-) 29.Bc4 (better 29.Re7 Ne6 30.Re8 Ne8+-) 29...N8d7 (29...Rd7 30.Qa2 a6 31.ba6 ba6 32.Qa6+- (worse 32.Ba6 Ne6 33.Bb5 Nd4 34.ed4 e3 35.Bd7 Nd7+-)) 30.Rb7 Rb8 (30...Ra8 31.Bd5 Nd5 32.Qd5+-) 31.Ra7 Ra8 (31...Kf8+-) 32.Bf7! Qf7 Deflection from a8 33.Ra8 Kh7 (33...Nf8 34.Qf7 Kf7+-) 34.Qf7 (34.Qf7 Ne5 35.Qe6+-) 1-0. BeepBeepImAJeep (2520) - Hackelaar (1925),, 2017.

9.Be2 Be7 10.0-0 Nf8 11.d4+/- Ng6 12.de5 (12.Qb3 b6+/-) 12...de5+= 13.Nc3 (13.Qb3 Bc5+=) 13...Be6 Attacks the backward pawn on c4 (13...Bg4 14.Nd5 Nd5 15.cd5+=) 14.Nd5 Bd5 15.cd5 Rd8 (15...0-0 16.Qb3 Rfd8 17.Rfd1+=) 16.Rc1 (16.Qb3 Bc5+/-) 16...Qd6 Increases the pressure on d5 17.Bc4 (17.Qa4 0-0+/-) 17...0-0 18.Qb3 (18.Qa4 a6+=) 18...e4 (18...Nd5? 19.Rfd1 Qb4 20.Rd5 Qb3 21.Bb3+-) 19.Nd4 (better 19.Nd2 Ne5 20.Rfd1+=) 19...Ne5? (better 19...Ng4 20.f4 ef3 21.Nf3 Rfe8=) 20.Nf5+- Qd7 21.Ne7 (21.Be5?! Qf5 22.Qb2 Ba3 23.Qa3 Qe5+=) 21...Qe7 22.Ba3 Qd7 23.Bf8 Rf8 24.Be2 Ng6 (24...Qd6 25.Rfd1+-) 25.Qc3 (25.Rfd1!? Qd6+-) 25...Qd5 26.Qc5 (26.Rfd1 Qe5+-) 26...Qc5 27.Rc5 Rb8 (27...Rd8 28.Ra1+-) 28.Rfc1 (28.Ra1 a6 29.ba6 ba6 30.Ba6 Kf8+-) 28...b6 (better 28...Ne7!?+/-) 29.Rc8+- Rc8 30.Rc8 Kh7 31.Ra8 Nd5 (31...Ne5 32.Ra7 Nd5 33.Rb7+-) 32.Ra7 (better 32.Bc4!? Nc3 33.Bf7 Ne5 34.Bg8 Kg6 35.Ra7 Nb5+-) 32...Ne5 33.Bf1 (better 33.Ra8+-) 33...Nd3? (better 33...Kg6+-) 34.Rd7 N5b4 (34...Nc3 35.Bd3 ed3 36.Rd3 Nb5 37.Rb3+-) 35.Rf7 (35.Bd3 Nd3 36.Rf7 Kg6+-) 35...Kg6 (35...Nc5 36.Rf8+-) 36.Re7 (better 36.Rb7 Kf5+-) 36...Kf5 (36...Nc5 37.Bc4+-) 37.f3 (better 37.g4!? Kg4 38.Re4 Kf3+-) 37...ef3 (37...Nc5 38.Rg7 Nd5 39.Kf2+-) 38.Bd3 (38.gf3 Nc5 39.Rg7 Kf6+-) 38...Nd3 39.gf3 Kf6 (39...Ne5 40.Kf2 g6 41.e4 Kf6 42.Rb7+-) 40.Re4 (better 40.Rb7!? Kf5+-) 40...Nc5 41.Rd4 (better 41.Re8 h5+-) 41...Ne6 (41...Ke7+-) 42.Rd6 Ke5 (42...Ke7 43.Rb6 Nf8 44.Rc6+-) 43.Rb6 g5 (43...Kd5+-) 44.Re6! Ke6 Theme: Deflection from f4 45.Kg2 Kd6 46.Kg3 Kc5 47.Kg4 Kb5 48.Kh5 g4 49.fg4 Kc5 50.Kh6 Kd5 51.g5 Ke4 52.Kh7 (52.Kh7 Ke3 53.h4+-) 1-0. BeepBeepImAJeep (2650) - Hackelaar (1905),, 2017.

9.Be2 Be7 10.d4 ed4 11.Nd4+= 0-0 12.Nf5 Re8 13.Ne7 Re7 14.0-0+=.

9.Be2 Be7 10.d4 ed4 11.Nd4+= Nf8 (11...0-0 12.Nf5 Re8 13.Ne7 Re7 14.0-0+=) 12.0-0+/- Ng6 13.Nd2 0-0 14.Bd3 (14.Qb3 Nd7+/-) 14...Bd7 (14...Ne5 15.Qb3+=) 15.N2f3 (15.Nf5 Be6+/-) 15...Qc8 (15...Ne5!?+=) 16.Qc2+/- Bg4 17.Bg6 (17.h3 Bf3 18.Nf3 Qc7+/-) 17...fg6 18.Qg6 (18.Nh4+/-) 18...Bh5 (18...Qc4 19.Rfc1 Qf7 20.Qf7 Kf7 21.h3+=) 19.Qc2 (19.Qd3 Ng4+-) 19...Bg4 (19...d5 20.Rfc1 dc4 21.Qc4 Qc4 22.Rc4+/-) 20.Rac1 (20.Nh4 a6+-) 20...Rf7 (20...a6 21.Qd3+/-) 21.Nd2 (21.h3 Bh5+/-) 21...Qd7 (21...a6 22.Ra1+/-) 22.Ne4 Ne4 23.Qe4 Bf5 (23...Bf6 24.h3 Be2 25.Ne2 Bb2 26.Rc2+/-) 24.Nf5 Qf5 (24...Rf5 25.Qg4 Bg5+-) 25.Qb7 Raf8 26.Qd5 (better 26.e4 Bh4 27.ef5 Rb7 28.Ba3+-) 26...Kh8?? (better 26...Qd5 27.cd5 Rb8+-) 27.Qf5 Rf5 28.Bd4 (28.Ra1 Ra8 29.Bd4 Kg8+-) 28...Bh4 29.g3 Bf6 30.Ba7 Be7 (30...Rf7 31.Bd4+-) 31.b6 Rc8 (31...Bd8 32.Rb1+-) 32.b7 (32.b7 Rcf8 33.b8Q Rb8 34.Bb8+-) 1-0. BeepBeepImAJeep (2575) - Hackelaar (1935),, 2018.

9.Be2 Be7 10.d4 Nf8? 11.de5+- de5 12.Be5 Qd8 13.Qd8 Bd8 14.0-0 Be7 15.Nc3 Ng6 (15...N8d7 16.Bd4+-) 16.Bf6 (16.Bd4!? a6+-) 16...Bf6 17.Rac1 (17.Nd4 Nf4+-) 17...0-0 (17...Bc3 18.Rc3 a5 19.ba6 Ra6 20.Bd3+-) 18.Nd5+- Be6 (18...Bb2 19.Rc2 Ba3 20.Rd1+-) 19.Nf6 gf6 20.Nd4 (20.c5 a5+-) 20...Rfe8 (20...a5 21.ba6 Ra6 22.Rb1+-) 21.Bf3 (21.c5 Rec8+-) 21...Rac8 (21...Re7 22.c5+-) 22.Bb7 Rc7 (22...Rc5 23.Bc6 Re7 24.f4+-) 23.Bc6 Rec8 24.Ne6 (better 24.f4 f5 25.Rfd1+-) 24...fe6 25.Rfd1 (25.f4 Ne7 26.Bf3 Nf5+-) 25...Ne5+/- 26.Rd6 (26.Bf3 Nc4 27.Be2 Kf7+/-) 26...Nc6 27.Rc6 Rc6 28.bc6 Rc6 29.Kf1 e5 30.Ke2 Kf7 31.Kd3 Ke6 (31...f5 32.c5+/-) 32.g4 (32.c5 Kd7+-) 32...a5 33.Ra1 Ra6 34.e4 (34.Ra4 Ra7+/-) 34...a4+/- 35.c5 Kd7 36.Kc4 Kc6 37.Kb4 Ra7 38.h4 (better 38.Rd1!? a3 39.h4+/-) 38...Rb7= 39.Kc4 (better 39.Kc3 Rg7 40.Ra4 Rg4 41.f3 Rh4 42.Kc4=) 39...Rb5?? Attacking the isolated pawn on c5 (better 39...Rd7 40.Kc3 Rd4=+) 40.Ra4+- Rc5 41.Kd3 Rb5 42.Ra6 Kc5 (42...Rb6 43.Rb6 Kb6 44.f4 ef4 45.e5+-) 43.Rf6 Rb3 44.Ke2 Rb4 (44...h5 45.g5 Rh3 46.g6 Rh4 47.Rf3 Re4 48.Re3+-) 45.Kf3 (45.f3 h5 46.g5 Rb1+-) 45...Rb2 (45...Rb3 46.Kg2 h5 47.gh5+-) 46.Kg2 (better 46.Rh6!? Rb3 47.Kg2 Kd4+-) 46...Kd4 47.Rf5 (47.Rh6 Ke4 48.g5 Kf4+-) 47...Rb3 (better 47...Ke4 48.Rf6 h5+-) 48.Rh5 Ke4 (48...Rb6 49.f3+-) 49.Rh6 Kf4 50.Rg6 Ke4 51.Rg5 (51.Rf6 Kd4+-) 51...Rb2 (51...Rb8 52.f3 Kd4 53.h5+-) 52.Rf5 Rb3 53.Rf3 (better 53.h5+-) 53...Rf3-+ 54.h5 Kf4 55.h6 (55.g5 Ke4 56.g6-+) 55...Rf2 (better 55...Kg4 56.h7 Rf8-+) 56.Kf2+- e4 57.h7 e3 58.Ke2 Ke4 (58...Kg4 59.h8Q Kf5 60.Ke3 Kg6 61.Kf4 Kf7 62.Ke5 Kg6 63.Qg8 Kh5 64.Kf5 Kh4 65.Qg4) 59.h8Q (59.h8Q Kf4 60.Qd4 Kg5 61.Qd5 Kg4 62.Ke3 Kg3 63.Qg5 Kh3 64.Kf3 Kh2 65.Qg2) 1-0. BeepBeepImAJeep (2615) - Hackelaar (1915),, 2018.

4.a4 Ngf6

5.c4 e5 6.d4=+.

5.c4 g6 6.e3 Bg7 7.Nf3 0-0 8.Be2 e5 9.0-0 Qc7 10.h3 (10.d4 cb5 11.cb5 Re8+=) 10...Re8 (10...e4 11.Ne1=) 11.Nc3 Nf8 12.Qc2 (12.d4 ed4 13.Qd4 Ne6=) 12...Ne6= 13.d4 h6 (13...ed4 14.Nd4 Nd4 15.ed4=) 14.de5+= de5 15.Rfd1 Nc5 16.Ba3 (16.e4 Be6+=) 16...Bf5= 17.Qd2 (17.Qb2 Nfe4 18.Ne4 Ne4+=) 17...Nce4 (better 17...Nb3!? 18.Bd6 Qc8-/+ (18...Nd2?! 19.Bc7 Nf3 20.Bf3=)) 18.Ne4= Ne4 19.Qb2 Ng5 (19...c5 20.Nh4 Be6 21.Qc2=) 20.Ng5 (20.Bd6 Qa5 21.Ne5 Ne4+=) 20...hg5 (20...e4 21.Qa2 Ba1 22.Qa1 hg5 23.Qc3+=) 21.Qc1 (21.Bd6 Qc8 22.bc6 bc6+=) 21...e4 (21...Rad8 22.Ra2=) 22.Ra2 Rad8 23.Bb2 Bb2 24.Rb2 Rd3? (better 24...Qa5+=) 25.Bd3+- ed3 26.g4 (26.Qc3!? Qe5 27.Qa3 Rd8+-) 26...Be4 27.Rb3 (27.Qc3 cb5 28.ab5 f5 29.gf5 gf5 30.Rd3 g4+-) 27...Rd8 28.Qb1 Qd6 29.Qb2 (29.Rd2 Qc5+/-) 29...f5 (29...d2 30.c5 Qd5 31.bc6 Bh1=+) 30.Rd2?? (better 30.bc6 Qc6 31.f3 Bf3 32.Rbd3 Rd3 33.Rd3+-) 30...fg4=+ 31.hg4 (31.c5 Qf8 32.Rbd3 Bd3 33.Qb3 Qf7 34.Rd3 Qb3 35.Rb3 gh3 36.Kh2=) 31...Kf7?? (better 31...Qf8 32.f4 Qc5-/+ (32...gf4 33.Rh2 Qc5 34.Rd3 Bd3 35.Rh8 Kf7 36.Rd8 Qe3 37.Qf2 Qc1 38.Kh2=+)) 32.bc6+/- bc6 (32...b6 33.Rb5+/-) 33.Rb7+- Ke6 (better 33...Rd7 34.Qb3 Ke6 35.Rd7 Qd7+-) 34.Qb4?? (34.Qg7 Qf8+-) 34...Rh8?? (better 34...c5 35.Qb2 Bb7 36.Qb7 Qd7 37.Qe4 Kf6=) 35.Qd6+- Kd6 36.Rg7?? (better 36.f3 Bf3 37.Rd3 Kc5 38.Rd4+-) 36…Rh1 0-1. RichardSommer (2045) - hunt3r62 (2080),, 2020.

5.c4 h6 6.e3 g5 7.Nf3 Bg7 8.Nc3 Nf8 (8...e5 9.d4=) 9.Be2 Ng6 10.Qc2 (10.d4 Bf5+=) 10...g4= 11.Nd4 h5 (11...e5 12.Nb3+=) 12.bc6+/- bc6 13.Nc6 Qb6 14.Nd4 e5 15.Nb3 Bb7 16.Rg1 Rb8 17.Rb1 (17.c5 dc5 18.a5 Qd6+/-) 17...0-0 (17...Bg2 18.Rg2 Qb3 19.Qd3+=) 18.Ba1 (18.Ba3 Qd8+-) 18...Qd8 19.h3 d5? (19...Re8 20.hg4 hg4 21.Bf1+/-) 20.Nd5 (better 20.Nc5!? Ba8 21.Rb8 Qb8 22.hg4 hg4 23.cd5+-) 20...Bd5+/- 21.cd5 Qd5 22.hg4 hg4 23.Bd1 (23.Bc4 Rfc8 24.d3 Qd7+/-) 23...Rfd8 24.Be2 g3 (24...Rf8 25.Bc4 Rfc8 26.d3+/- (worse 26.Bd5 Rc2 27.Kd1 Rc5-/+)) 25.Qd1 (better 25.fg3!? Rdc8 26.Qd1+/-) 25...gf2= 26.Kf2 Ne4 27.Ke1 Ng3 (27...Nd2 28.Qd2 Rb3 29.Qd5 Rb1 30.Kf2 Rd5 31.Rb1=) 28.Bf3 (better 28.Bb5+/-) 28...e4=+ 29.Be2?? (better 29.Bg7 Kg7 30.Be2=+) 29...Ba1-+ 30.Ra1 (30.Bb5 Ne5 31.Kf2 Rb5 32.Kg3-+) 30...Rb3 (worse 30...Qb3 31.Qb3 Rb3 32.Bg4-+) 31.Rc1 (31.Ra2 Ne2 32.Ke2 Nf4 33.ef4 Qd3 34.Ke1 Rb1-+) 31...Rb7 (worse 31...Ne2 32.Qe2 Ne5 33.Kf1 Qd2 34.Qd2 Rd2 35.Rh1-+) 32.Bb5 Ne5 33.Kf2 (33.Rc3 Qd6 34.Kf2 a6-+) 33...Nf5 (better 33...Rb5 34.Rc3 Rb6 35.Kg3 Nd3 36.Rd3 Qe5 37.Kf2 Rf6 38.Qf3 A) 38...Rf3? 39.gf3 Kh7 40.Rh1 (40.Rd8?? Qh2 41.Rg2 Qh4 42.Kg1 Qd8 43.fe4 Qa5-+) 40...Kg7 41.Rd8+-; B) worse 38...ef3 39.Rd8 Kh7 40.Rh1 Rh6 41.Rh6 Kh6 42.gf3-+; C) 38...ed3 39.Rh1-+; D) 38...Rd3 39.Qf6 Qf6 40.Ke2 Qa6-+) 34.Qh5 (34.Rf1 Rb5 35.ab5 Nd3 36.Kg1 Nc1 37.Qc1 Ng3-+) 34...Ng6 (34...Qd2 35.Qe2 Ng4 36.Kf1 Ng3) 35.Rh1 (35.Qe2-+) 35...Qd2 36.Kg1 (36.Qe2 Rb5! 37.ab5-+) 36...Qe3 37.Kh2 Qg3 (37...Qf4 38.Kg1 Qc1 39.Bf1 Qe3 40.Kh2 Qf4 41.Kg1 Rb1 42.Qh7 Kf8 43.Qf7 Kf7 44.Rh7 Ke6 45.Re7 Nfe7 46.g4 Qg3 47.Kh1 Rf1) 38.Kg1 Qe3 39.Kh2 Qg3 (39...Qf4 40.Kg1 Qc1 41.Bf1 Qe3 42.Kh2 Qf4 43.Kg1 Rb1 44.Qh7 Kf8 45.Qf7 Kf7 46.Rh7 Ke6 47.Re7 Nfe7 48.g4 Qg3 49.Kh1 Rf1) 40.Kg1= Qe3 ½-½. brucepeng (2000) - Levoch (2035),, 2021.

5.e3 Qc7 6.c4 e5 7.Nf3 Be7 8.Be2 h6 (8...e4 9.Nd4=) 9.d4 ed4 (9...a6 10.Nc3=) 10.Nd4+= Ne5 11.Nf3 Bg4 12.Ne5 Be2 13.Qe2 de5 14.0-0 0-0 15.Nc3 Rfe8 16.Qc2 Bb4 17.Ne4 Ne4 18.Qe4 Rad8 19.Rad1 f6 20.Qc2 Qe7 (20...cb5 21.ab5 a5 22.Qe4=) 21.Qb3 Kh8 22.g3 (22.e4 Bc5=) 22...c5 23.Ba3 a5 24.Bb4 ab4 25.a5 Qc7 26.Ra1 Ra8 27.Ra4 (27.b6!? Qe7 28.Qa4=) 27...Ra5-/+ 28.Ra5 Qa5 29.f4 (29.Qb2!?-/+) 29...Qa3-+ 30.Qb1? (better 30.Qa3 ba3 31.Ra1-+) 30...Qe3 31.Kg2 (31.Kh1 ef4 32.Rf4 Qe1 33.Rf1 Qe2-+) 31...Qe2 32.Kh3 Qc4 33.fe5 Re5 34.Qg6 (34.Rf2-+) 34...Qf1 35.Kg4 (35.Kh4 Qc4 36.g4 Qf4 37.Qh6 gh6 38.Kh3 Re2 39.b6 Qh2) 35…h5 (35...h5 36.Kh4 b3 37.b6 b2 38.Qg4 hg4 39.Kg4 Qe2 40.Kf4 g5; 35...f5 36.Kh4 Re4 37.g4 Qf2 38.Kh5 Qh2) 0-1. Jimito100 (2055) - midozoko (2040), Rated Bullet game,, 2020.

5.e3 g6 6.Nf3 Bg7 7.c4 0-0 8.d4 e5 9.de5+= de5 10.Ne5 (10.bc6 bc6 11.Ne5 Qb6+=) 10...Ne5 (10...Ne4 11.Nd3 Ne5 12.Be5 Be5 13.Ne5 Qd1 14.Kd1 Nf2 15.Ke2 Nh1 16.bc6=+) 11.Be5 (11.Qd8 Nf3 12.gf3 Rd8+=) 11...Qd1 12.Kd1 Re8 13.Bd4 (13.Bf6 Bf6 14.Ra3 Rd8 15.Bd3 cb5 16.ab5 Be7+=) 13...Rd8 (better 13...Ng4!? 14.Ra2 Bf5=) 14.Ke1 c5 15.Bc5 (15.Bb2!?+/-) 15...Ne4= 16.Ra2?? (better 16.Bd4 Rd4 17.ed4 Nf2 18.Kf2 Bd4 19.Kf3 Ba1 20.Bd3=) 16...Nc5-+ 17.Nd2 (17.a5 Bf5 18.Nd2 Bc3-+) 17...Bc3 18.Ke2 Bf5 19.e4 Ne4 20.Ne4 Be4 21.Ke3 f5 22.f3 Bd4 (22...Bb1 23.Ra3 Bd4 24.Kd2 Bc5 25.Bd3 Bb4 26.Ke2 Re8 27.Kf2 Ba3 28.Rb1-+) 23.Kf4 Bb1 24.Re2 Re8 (24...Bc5 25.Re1 Bf2 26.Re7-+) 25.g4 (25.c5 Rec8 (25...Bc5?! 26.Re8 Re8 27.Bc4 Kg7 28.Rb1=+) 26.Re7 Rc5-+) 25...Be3! 26.Kg3 (26.Re3) 26...f4 (26...fg4 27.Rb2 Bf5 28.fg4-+) 27.Kh4 Kg7 (better 27...Rad8-+) 28.h3?? (28.Rb2 g5! 29.Kg5-+) 28...Kf6 (28...h6 29.g5 hg5 30.Kg4 Kf6 31.Rc2 Bc2 32.Bd3 Bd3 33.h4 Bf5) 29.g5 (29.Re3 g5 30.Kh5 fe3 31.Be2 Bg6 32.Kh6-+) 29...Kf5 30.Re1 (30.Ra2 h6 31.Bd3 Bd3 32.gh6 Rh8 33.Re1 Rh6) 30…Bf2 0-1. ClayPigeons (2160) - hunt3r62 (2155), Rated Bullet game,, 2020.

3.b5 Ngf6

4.a4 a6 5.e3 ab5 6.ab5 Ra1 7.Ba1 e5 8.c4 Be7 9.Nf3 0-0 10.Be2 Re8 (10...e4 11.Nd4=+) 11.0-0 (11.d4 e4 12.Nfd2 d5=) 11...Nf8 (11...e4 12.Nd4=) 12.d4 e4 (12...ed4 13.Nd4 Ne4 14.Nc3 Nc3 15.Bc3+=) 13.Nfd2+= c6 14.Nc3 d5 15.Qb3 (15.c5 Ne6=) 15...Be6 16.bc6 bc6 17.cd5 (17.Rb1 Qc7=) 17...cd5 18.Bb2 Qb8 19.Qb8 (19.Rb1 Qb3 20.Nb3 Rc8=) 19...Rb8 20.Rb1 N8d7 21.Bc1 Rb1 22.Ndb1 Ne8 23.Kf1 Nc7 (23...Bd6 24.h3=) 24.Ke1 Kf8 25.Kd1 (25.Ba3 Ba3 26.Na3 Ke7=) 25...Ke8 (25...Nf6 26.Ba3=) 26.Kc2 (26.Ba3 Nf6=) 26...Nb6 (26...f5 27.Ba3=) 27.Nd2 (27.Ba3 f5=) 27...Kd8 (27...Bd6 28.h3=) 28.Nb3 Bb4 (28...Nd7 29.f3 f5 30.Na5=) 29.Na2 (29.Nc5 Nd7 30.Ne6 fe6=) 29...Bd6 30.Bd2 (30.h3 f5=+) 30...Kd7 (30...Bh2 31.Nc5-/+) 31.Ba5 (31.h3 h6=) 31...Nca8 (31...Nc4 32.Bc4 dc4 33.Nd2=+) 32.Nc3 (32.Nc5 Ke7 33.Bb4 Nc7=) 32...Nc4 (32...Bh2!? 33.Nc5 Ke8=+) 33.Bc4= dc4 34.Nd2 f5 35.Nb5 (better 35.d5 Bf7 36.Nc4 Bh2 37.Kd2=) 35...Nc7?? (better 35...Bh2 36.Kd1 Bd6-/+) 36.Nd6 Kd6 37.Bc7 Kc7 38.Kc3 g5 (38...Bd5 39.h4+/-) 39.Nc4 (39.g4 Kd6+-) 39...Kd7 40.Ne5 Ke7 41.g3 (41.h3 h5+/-) 41...Kf6 (41...g4!?+/-) 42.Kb4+- h5 43.Kc5 f4? (43...Bb3 44.Kd6+-) 44.Kd6 (better 44.gf4!? gf4 45.ef4 Kf5+-) 44...fe3 (44...Bb3+-) 45.fe3 Bh3 (45...Bb3 46.Nd7 Kf5 47.Nc5+-) 46.Nc4 (46.d5 Kf5+-) 46...Bg2 (46...h4 47.d5+-) 47.Nd2 Kf5 48.d5 Bh3 49.Kc5 (49.Kc6 Ke5+-) 49...Ke5 (49...Bg4 50.Kd4+-) 50.d6 (50.Nc4 Kf6+-) 50...Bd7 51.Nc4 Ke6 52.Kd4 (52.Kb6 Be8 53.Kc7 Bb5+-) 52...h4 (52...Bb5 53.h3+-) 53.Ke4 (53.gh4 gh4 54.Ne5 Bb5+-) 53...Bc6 (53...hg3 54.hg3 Bc8 55.Kd4+-) 54.Kd4 hg3 55.hg3 Bd5 (55...Bb5+-) 56.d7! Bc4 (56...Kd7 Theme: Deflection from d5 57.Kd5) 57.d8Q Kf5 (57...Be2 58.Qg5 Bf1 59.Qe5 Kf7 60.Qf5 Ke7 61.Qf1 Kd7 62.Qf7 Kc6 63.Qe6 Kc7 64.Kc5 Kb7 65.Qe7 Kc8 66.Kc6 Kb8 67.Qb7) 58.Qd7 Kf6 59.Qb5 (59.Kc4 Kg6 60.Qe6 Kg7 61.e4 g4 62.e5 Kf8 63.Qf5 Ke7 64.Kd5 Kd8 65.Kd6 Ke8 66.e6 Kd8 67.Qf8) 59...Bb5-+ 60.Ke4 (60.e4 Bc6 61.g4 Bd7-+) 60...Bd7 (60...Bc6 61.Kd3-+) 61.Kf3 Bf5 62.Kf2 (62.Ke2 Ke5-+) 62...Be4 63.Ke2 (63.g4 Ke5 64.Kf1 Bf3-+) 63...Kf5 64.Kf2 Kg4 65.Kf1 Bf3 (better 65...Kg3 66.Ke1 g4-+) 66.Kf2 Be4 (66...Bd5 67.e4 Be4-+) 67.Kf1 Kg3 68.Ke2 Bf3 (68...g4!? 69.Ke1-+) 69.Ke1 Bg2 (better 69...g4 70.e4 Kh2 71.Kf2-+) 70.Ke2 Bf3 (70...Be4!? 71.Ke1 Kf3 72.Kd2-+) 71.Kd3?? (71.Ke1 g4 72.e4-+) 71...Kf2 72.Kd4 (72.Kd4 g4 73.e4-+). BeepBeepImAJeep (2710) - dzsn88 (2200),, 2016.

4.a4 a6 5.e3 ab5 6.ab5 Ra1 7.Ba1 e5 8.c4 g6 9.Nc3 Bg7 10.Nf3 0-0 11.Be2 e4 12.Nd4 Re8 13.Nb3 (13.0-0 Nb6=) 13...Nc5 (13...Nb6 14.Nd4=) 14.Nc5 dc5 15.0-0 Bf5 16.Na4 (16.f3 Qd6+=) 16...b6= 17.Nc3 Nh5 (better 17...Re6!?=) 18.Bh5 gh5 19.Qh5 Bg6 20.Qe2 Be5 (better 20...Qa8!?+/-) 21.Nd5+- Qd6 22.Be5 Qe5 23.f4 ef3 24.gf3 (24.Qf3 Kh8+-) 24...Re6 (24...Kh8 25.d3+/-) 25.Rf2 Kh8 26.Rg2 Qh5? (26...Bf5!?+/-) 27.Qd1 (27.Nf4 Qe5 28.Ne6 fe6+-) 27...Qh4 (better 27...Qe5+-) 28.Qa1 Kg8 29.Nc7 Re7 30.Nd5 (30.Rg4!? Qh6 31.Qf6 Qf8 32.Qb6 Qc8+-) 30...Re6 31.f4 Qd8 (31...f5+-) 32.f5 Rd6 33.fg6 (33.Qe5 Qh4 34.Qe8 Kg7+-) 33...hg6 34.h4! Qh4 35.Qf1 Qd8 (35...Kf8 36.Rh2 Qg5 37.Qg2 Qg2 38.Kg2+-) 36.Rh2 (36.Qf4 Rd5 37.cd5 Qd5+-) 36...Kg7 (36...Qg5 37.Qg2 Qg2 38.Rg2+-) 37.Qh3 (37.Qa1 f6 38.Qa7 Rd7 39.Qd7 Qd7 40.Rh7 Kh7 41.Nf6 Kg7 42.Nd7 Kf7+-) 37...Kf8 (37...Qg5 38.Kf2 Qf5 39.Qf5 gf5+-) 38.Qh8 1-0. Jimito100 (2020) - Salah_9_Alnami (2085), Rated Bullet game,, 2020.

3.c4 b6

4.Nc3 Bb7 5.Nf3 Ngf6 6.g3 g6 7.Bg2 Bg7 8.0-0 0-0 9.d4 a6 10.a4 c5 11.b5 ab5 12.ab5 Ra1 13.Ba1 cd4 14.Nd4 Bg2 15.Kg2 Qa8 16.Nc6 Re8 (16...Ne5!? 17.Qa4 Nc6 18.bc6 Qa4 19.Na4 Rc8 20.Nb6 Rc6=) 17.Nd5+= Ne4?? (better is 17...Nd5 18.cd5 Qa2 19.Bg7 Kg7 20.Qa1 Qa1 21.Ra1 Nf6+=) 18.Nde7+- Kh8 19.Bg7 Kg7 20.Qd4 Nef6 21.Kg1 (better is 21.Ra1 Qb7 22.Ra7 Qa7 23.Nf5 gf5 24.Na7 Re2 25.Nc8+- (25.Qd6?! Rf2 26.Kg1 Re2+-)) 21...Qa2+/– 22.e3 Nc5 23.Ra1 Qe2 24.Nb4?? Nce4 25.Rf1?? Re7 26.Nd5 Re5 27.Nf6 Kf6?? 28.Qb6 Kg7–+ 29.f3?? Nd2 30.Rf2–+ Qe1 31.Kg2 Nc4 32.Qd4 Ne3 33.Kh3 Qf2 34.f4 Qg2 35.Kh4 Qh2# 0–1. kannisogoet – platanik, kurnik, 2012.

4.Nc3 Bb7 5.Nf3 Ngf6 6.g3 g6 7.Bg2 Bg7 8.0-0 0-0 9.d4 c5 10.dc5 dc5 11.b5 Qc7 12.Qc2 e5 13.a4 e4 14.Nd2 Rae8 15.Nce4 Ne4 16.Bg7 Kg7? (16...Nd2 17.Bf8 Nf1 18.Bb7 Qb7+= (worse is 18...Kf8 19.Bc6+=; worse is 18...Nf8 19.Bc6 Qe5 20.Rf1 Qe2 21.Qc3+=)) 17.Ne4+/– Be4 18.Be4 Nf6 19.Bc6 Re5 20.e3 h5 21.Rfd1 h4 22.Rd2 hg3 23.hg3 Rh5 24.Rad1 Rfh8 25.Kf1 Rh1? 26.Bh1+- Rh1 27.Ke2 Rh2 28.Qc3 Qe7? 29.Rd6 Rh5 30.Rd7 Qe4 31.Ra7 Qg4 32.Kd2 Rh2 33.Rf1 Qf3 34.Ke1 g5 35.Qe5 Kg6 36.Ra6 Ne4 37.Rb6 f6 38.Qe8 Kf5 39.Qe6 Kg6 40.Qg8 Kf5 41.Qe6 Kg6 42.Qe8 Kf5 43.g4! Kg4 44.Qe6 f5+= (44...f5 45.Qe5 Rh1–+ (worse is 45...Rf2 46.Qe4 fe4 47.Rf2 Qe3 48.Kf1 Qd3 49.Kg1–+)) 0–1. kannisogoet – platanik, kurnik, 2012.

4.Nf3 Bb7 5.g3 Bf3 6.ef3 c5 7.b5 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Qa8 11.Nc3 Ngf6 12.Bg2 g6 (better is 12...Ne5!?=) 13.Nd5+/– Bg7?? 14.Nc7+- Kd8 15.Na8 1–0. kannisogoet – platanik, kurnik, 2012.

3.c4 c6

4.a4 Qc7 (4...Ngf6 5.d4=+) 5.e3 e5 6.Nf3 h6 (6...Ndf6 7.Nc3=) 7.b5 Ngf6 8.Be2 Be7 (8...e4 9.Nd4=) 9.d4 Nf8 (9...a6 10.0-0=) 10.0-0 (better 10.de5!? de5 11.Be5 Qa5 12.Bc3+/-) 10...Ng6+= 11.Nc3 0-0 12.de5 (12.Qd3 ed4 13.Nd4 Ne5+=) 12...de5= 13.Qc2 Bd7 (13...Bg4 14.a5=) 14.Rad1 Qc8 15.Qb1 (15.Bd3 Bg4 16.Bg6 fg6 17.Ne5 Bd1 18.Nd1 Qe6=) 15...Bf5 (15...Bg4 16.h3 Bf3 17.Bf3=) 16.Qa1 (16.e4 Bg4=) 16...Bg4 (16...Qe6 17.a5=) 17.h3 Bh3 (better 17...Bf3 18.Bf3 a6=) 18.Nh2?? (18.gh3 Qh3 19.bc6 Ng4 20.Na2 Nh4 21.Nh4 Qh2) 18...Bg2?? (better 18...Nh4 19.Nf3 Ng2 20.Ne5 Nh4-+) 19.Kg2+/- Nh4 (19...Qf5 20.bc6 bc6 21.Kh1+/-) 20.Kh1 Qh3 Threatening mate... how? 21.Rg1 g5 (21...Rfd8!?+/-) 22.Rg3 (22.a5 Qf5 23.Rdf1 Qc2+-) 22...Qf5 23.Rf1 (23.Kg1 Rfd8+-) 23...Bd6 (23...Rad8 24.a5+-) 24.Ng4 Ng4 25.Bg4 (worse 25.Rg4 Nf3 26.Ne4 f6+=) 25...Qf6? (better 25...Qg6+-) 26.Ne4 Qe7 27.Nd6 Qd6 28.Be5 Qe7 (28...Qg6 29.f4 f5 30.Be2 cb5 31.fg5 hg5 32.cb5+-) 29.Bf6 (29.Bg7 f5 30.Bf8 Rf8+-) 29...Qe4 30.Kh2 (better 30.Kg1 cb5 31.cb5 a6+-) 30...Rae8 (30...Qc4 31.Rc1 Qd5 32.Bg7+-) 31.Qd4 (better 31.Bg7!? f6 32.Bf8 Rf8+-) 31...Qd4 32.Bd4 (32.ed4 Re4+-) 32...f5 33.Bh5 Re7 (33...Re6+-) 34.f4 (worse 34.Ba7 Ra8 35.b6 Rd8+-) 34...g4 (34...Re4 35.fg5 cb5 36.cb5+-) 35.Bg4! Nf3 (35...fg4 36.Rg4 Theme: Double Attack) 36.Bf3 Kh7 37.Rfg1 Ref7 38.Rg7 Rg7 39.Rg7 Kh8 40.bc6 bc6 41.Bc6 (41.Bc6 Rd8 42.Rd7 Kg8 43.Bd5 Kf8 44.Bc5 Ke8 45.Re7 Kf8 46.Ra7 Rd6 47.Bd6 Ke8 48.Bc6 Kd8 49.Ra8) 1-0. BeepBeepImAJeep (2645) - Hackelaar (1920),, 2017.

4.e3 e5 5.Qb3 Ngf6 6.Nf3 Be7 7.d4 c5 (7...a5 8.a3 e4 9.Nfd2=) 8.de5 (8.bc5 ed4 9.cd6 Bd6 10.Bd4 Nc5+/-) 8...Ne5 9.Ne5 de5 10.Be5 cb4 11.Be2 0-0 12.Kf1 (12.0-0 Bg4 13.f3 Bf5=) 12...a5 (better 12...Be6 13.Bd4 Re8=+) 13.Nd2?? (better 13.Qb2=) 13...Qd2-+ 14.Rd1 a4?? (better 14...Ne4 15.Qa4 Nc3 16.Rd2 Na4-+) 15.Qb1= (15.Rd2? ab3 16.ab3 Ne4-+) 15...Qd1 (15...Bf5! 16.Qf5 Qa2 17.Bf6 Bf6-/+ (17...gf6?? 18.Bd3 Qf2 19.Kf2 Rfd8 20.Qh7 Kf8 21.Qh8)) 16.Qd1 (16.Bd1 Be6 17.Bf6 Bf6 18.Qb4 Rfc8+/-) 16...Be6+= 17.Qb1 Nd7 18.Bd4 b6 19.f4 (better 19.Qe4+/-) 19...Bc5?? (19...Rac8!?+=) 20.Kf2 (better 20.f5+-) 20...g6 21.Rd1 Bd4 (better 21...Rac8!?+/-) 22.ed4+- Nf6 (22...b3 23.ab3 b5 24.ba4 ba4 25.g4+-) 23.Qb4 Rfc8 24.h3 Ne4 (24...b5 25.d5 (25.Qb5?! Ne4 26.Ke1 Nc3+-) 25...Bd7 26.g4 bc4 27.Qe7 (27.Bc4?! Rab8 28.Qe7 Rc4 29.Qf6 Rc2 30.Ke3 Ra2+-) 27...Nd5 28.Qd7 Nf4 29.Bf3+-) 25.Kf3 Nf6 (25...Re8 26.Bd3 Nf6 27.Qb6+-) 26.Bd3 (26.d5 Bd7+-) 26...b5 27.c5 (better 27.Qb5!? Kg7+-) 27...Bd5 (27...Ba2 28.Bb5 Rcb8+=) 28.Kf2+- Re8 (28...Ba2 29.Qb5 a3 30.Qb6+-) 29.g4 (better 29.a3 Reb8+-) 29...Be4?? (29...Ba2 30.Ra1 Bd5+-) 30.Be2 (better 30.Be4!? Re4 31.Qb5 Rf4 32.Kg1 Ne4+-) 30...Bd5 (30...Nd5 31.Qd2 (31.Qb5?! Reb8 32.Qc4 Rb2+-) 31...Rab8 32.Re1+-) 31.Bf3 Rad8 (31...Ne4 32.Be4 Re4 33.Qb5 Rf4 34.Kg1+-) 32.Qb5 Bf3 (32...Rb8 33.Qd3+- (33.Qa4?! Rb2 34.Kg3 Re3+/-)) 33.Kf3 Nd5 34.Qa4 (better 34.Rd3!? f5+-) 34...Re3 35.Kf2 (better 35.Kg2 Nf4 36.Kf2 Rh3+-) 35...Rde8?? (35...Nc3 36.Qb3 Nd1 37.Qd1 Re4+-) 36.Rd2 (better 36.Rd3! R3e4 37.f5 Nf4+-) 36...Nf4 37.Qe8 (better 37.h4 Nh3 38.Kg2 Nf4 39.Kf1 Re1 40.Kf2+-) 37...Re8= 38.c6 (38.h4 Nd5 39.Re2 Ra8=+) 38...Nd5 39.c7? (better 39.Rb2 Ne7 40.c7-/+) 39...Nc7-+ 40.d5 (40.a4 Ra8-+) 40...Ne6?? (better 40...Rd8-+) 41.d6 1-0. ClayPigeons (2140) - ozzfozz (2140), Rated Bullet game,, 2021.

3.c4 e5

(--> 1.b4 e5 2.Bb2 d6 3.c4 Nd7).

4.e3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.e3 Be7 4.c4 Nd7).

4.e3 Ngf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7).

4.Nf3 Ngf6 5.e3 Be7 6.Be2 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Nbd7).

3.c4 Ngf6

4.Nc3 e5 5.a3 Be7 6.e4 0-0 (6...Nb6 7.Nf3=) 7.Be2 (7.Nf3 c5=) 7...c6 (7...Nb6 8.d4=) 8.Nf3= a5 9.0-0 Re8 (9...d5 10.ed5 ab4 11.ab4 Ra1 12.Qa1 Bb4 13.Na2+=) 10.Re1 (10.d4 ab4 11.ab4 Ra1 12.Ba1 Qb6=) 10...Bf8 (10...d5 11.ed5 cd5 12.c5=) 11.Bf1 (11.Qc2 d5=) 11…Qb6 (11...ab4 12.ab4 Ra1 13.Qa1=) ½–½. Dovzik,Juri – Ianov,Viktor, Ceske Budejovice, 1998.

4.Nc3 e5 5.Nf3 =.

4.Nc3 g6 5.e3 Bg7 6.Nf3 0-0 7.Be2 a6 8.h3 c6 9.0-0 b5 10.d3 Bb7 11.Rb1 Qb6 12.a3 c5 13.bc5 Nc5 14.cb5 ab5 15.d4 Nce4 16.Nb5 Qa6 17.Nc7 Qc6 18.Na8 Ra8 19.Rc1 Qd7 20.Qb3 Bd5 21.Qb4 Ra7 22.Rc2 Rb7 23.Qe1 Bb3 24.Rc1 Ba4 25.Bc3 Nd5 26.Bb4 h5 27.Ra1 Nb6 28.Ba6 Ra7 29.Bd3 Nf6 30.Ba5 Nbd5 31.Bc4 Kh7 32.Bd5 Nd5 33.Ng5 Kg8 34.Bb4 Bb5 35.Qc1 Bf1 36.Kf1 f6 37.Qc4 e6 38.Nf3 Bf8 39.Rc1 Ra8 40.Kg1 Qb7 41.e4 Nf4 42.d5 e5 43.Rb1 Qd7 44.Nh2 Rc8 45.Qb3 Ne2 46.Kh1 Nd4 47.Qg3 Kg7 48.f4 Ne2 49.Qf3 Nf4 50.g4 hg4 51.Ng4 Be7 52.Bd2 Nh5 53.Bh6 Kf7 54.Bd2 Bf8 0–1. elev – rumaniaana, kurnik, 2012.

4.Nc3 g6 5.Nf3 Bg7 6.d4 c6 7.e3 0-0 8.Bd3 Re8 9.0-0 Qc7 (9...e5 10.de5 Ne5 11.Ne5 de5 12.e4=) 10.Re1 h6 (10...e5 11.Qc2+=) 11.e4 (11.Qc2 a5 12.a3 e5+=) 11...e5 (11...a5 12.b5+=) 12.d5 cd5 (12...Qb6 13.a3+=) 13.cd5 Nf8 (13...Qb6 14.a3+=) 14.Rc1+/– Qb6 15.Nb5 Bd7 (15...Re7!?+/–) 16.Nc7+- Ng4 (16...Qb4 17.Bc3 Qa3 18.Qd2+-) 17.Qd2 (17.Na8?! Qf2 18.Kh1 Qb2+=; worse is 17.Ne8 Qf2 18.Kh1 Qb2+=) 17...h5 18.Ne8 Re8 19.Qe2 (19.Rc3 f5+-) 19...a6 (19...Qb4 20.Rc4 Qa5 21.Rec1+-) 20.h3 Nf6 21.a3 N8h7 22.Rc2 Bh6 23.Bc1 Bg7 24.Be3 Qd8 25.Nd2 g5 26.Nc4 g4 27.Nd6 Rf8 28.Nb7 Qb8 29.Nc5 Bc8 (29...Bc8 30.Ba6 gh3 31.Bc8 Rc8 32.gh3 h4+-; 29...gh3 30.Nd7 Nd7 31.gh3+-). MarcosRamos (1715) – Zagarwinn (1760), internet, 2007.

4.Nc3 g6 5.Nf3= Bg7 6.g3 (6.Rb1 0-0=) 6...0-0 (6...a5 7.ba5 e5 8.Bg2=) 7.Bg2= Re8 (7...a5 8.ba5 e5 9.0-0=) 8.0-0 c6 9.d4 e5 10.de5 de5 (10...Ne5 11.Ne5 de5 12.Qb3=) 11.c5 (11.e4 Qe7 12.a3 Nb6=) 11...e4 (11...a5 12.a3=) 12.Nd2 (12.Nd4 Qc7=) 12...e3 (12...a5 13.a3=) 13.fe3 Re3 (13...Nd5 14.Nd5 Bb2+=) 14.Nc4+= Ng4 (14...Re7!?+=) 15.Ne3 Ne3 16.Qd2 Nf1 17.Rf1 Qe7 18.Ne4 Ne5 19.Qd6 Qd6 20.Nd6 Rb8 21.Nc8 (21.Be5 Be5 22.Nf7 Bd4 23.Kh1 Be6+=) 21...Rc8+= 22.Be5 (22.h3 Rd8=) 22...Be5= 23.Rd1 Rc7 (23...a5 24.ba5 Ra8 25.Rd7 Ra5 26.Rb7 Bd4 27.Kf1 Rc5 28.Be4=) 24.Rd3 (24.Rd8 Kg7=) 24...Kf8 (24...Re7 25.a4=) 25.Kf2 Ke7 (25...Re7 26.Rd8 Kg7 27.e3=) 26.e4 (26.Ke3 Rd7=) 26...b6 (26...Rd7 27.Rd7 Kd7 28.Ke3=) 27.cb6 (27.Ke3 bc5 28.bc5 Rd7=) 27...ab6+= 28.Ke2 Ra7 (28...Rd7 29.Rd7 Kd7 30.a3+=) 29.a3 Bb2 30.Rb3 Ba3 31.Bf3 (31.e5 Ke6 32.Bc6 h6+=) 31...Ke6 (31...c5 32.bc5 Bc5 33.e5–/+) 32.Kd3 (32.e5 Ke5 33.Bc6 Bc1+=) 32...c5 (32...Ke5 33.h3–/+) 33.bc5 Bc5 34.Rb2?? (better is 34.Bg4 Ke5 35.Bc8–/+) 34...Ra3–+ 35.Ke2 Re3 (35...Re3 36.Kd2 Rf3–+) 0–1. Havlicek,Libor Sr – Giertli,Vladimir (2120), SVK–chT3C, 2001.

4.d3 e5 5.Nd2 Be7 6.a3 0-0 7.Ngf3 c6 8.e4 Qc7 9.g3 (9.d4 ed4 10.Nd4 a5=) 9...a5=+ 10.Bg2 Re8 11.0-0 Nf8 (11...d5 12.cd5 cd5 13.Rc1=) 12.d4= ed4 13.Nd4 ab4 14.ab4 Ra1 15.Ba1 Bd7 16.f4 h6 17.Qb3 Ne6 (17...Ng6 18.Qd3=) 18.Nf5+= Bf8 (18...Bc8 19.e5 Nd7 20.ed6 Bd6 21.Qc3+/-) 19.Rd1 (19.Nh6 gh6 20.Bf6 Bg7 21.Bg7 Ng7+-) 19...Nd8 (better 19...Nh7!?+=) 20.Nh6!+- gh6 21.Bf6 Bg7 22.Bg7 Kg7 23.Qc3 Kg8 24.c5 dc5 25.bc5 Ne6 (25...Bg4 26.Ra1+-) 26.Nf3 (26.e5 Rd8 27.Ne4 Kf8+-) 26...Nf8 (26...b6 27.cb6 Qb6 28.Kh1+-) 27.Ne5 (27.Rd6 Re6 28.e5 b5+-) 27...Be6 28.f5 (better 28.Rd6 Rd8 29.Qd4 Rd6 30.cd6+- (30.Qd6?! Qd6 31.cd6 f6+-)) 28...Bc8?? (better 28...Bf5 29.Nf7 Qf7+/-) 29.Ng4 Nh7 (29...Nd7+-) 30.Nh6 Kf8 31.Qh8 Ke7 32.Qh7 Rf8 33.Qg7 (better 33.Ng8 Rg8 34.Qg8+-) 33...Qa5 34.Qe5 Be6 35.f6 Ke8 36.Qb8 (36.Qb8 Bc8 37.Qc8 Qd8 38.Rd8) 1-0. opperwezen (2780) - gameoverbro (2270), Elite Bullet Arena, 2017.

4.d4 e5 5.Nd2 =.

4.d4 g6 5.Nd2 Bg7 6.e4 e5 7.d5 (7.c5 Qe7 8.de5 Ne5 9.cd6 Qd6=) 7...0-0 8.Bd3 a5 9.a3 Nh5 (9...c5 10.b5+=) 10.Ne2 Qg5 (10...f5 11.0-0=) 11.0-0+= f5 12.Nf3 (12.Bc3 Nf4 13.Nf4 Qf4 14.ef5 gf5=) 12...Qe7= 13.Qc1 (13.Qd2 Ndf6 14.Nc3 Nf4=) 13...fe4 Black is in command 14.Be4 Ndf6 (14...Nhf6 15.Qg5+=) 15.Qg5 (15.Bc2 ab4 16.ab4 Ra1 17.Ba1 c6 18.dc6 Bg4=) 15...Qf7+= 16.Nd2 (16.Qe3 Ne4 17.Qe4 b5 18.cb5 Nf6+=) 16...Ng4 (better is 16...b5+=) 17.f3? (better is 17.Nf3=) 17...Bf6–+ 18.fg4 Bg5 19.Rf7 Rf7 With the idea Nf6 20.gh5 Bd2 21.hg6 (21.Bc1 Bc1 22.Rc1 gh5–+) 21...Be3 22.Kh1 hg6 (better is 22...Rf2 23.gh7 Kh8–+) 23.ba5? (23.Ng3 Rf2 24.Bc3 ab4 25.Bb4–+) 23...Rf2 24.Bf3 e4! (24...e4 25.Be4 Re2–+) 0–1. de Wyn – Withers, Bordeaux, 1964.

3.e3 a5 4.b5 a4 5.f4 Ngf6 6.Nf3 g6 7.Be2 Bg7 8.0-0 0-0 9.c4 b6 10.d4 Bb7 11.a3 Ng4 12.Qd2 e5 13.fe5 de5 14.d5 Nc5 15.Bd1 e4 16.Nd4 Ne5 17.Nc6? (better is 17.Be2=) 17...Bc6–+ 18.bc6?? (better is 18.dc6 Nc4 19.Qd8 Rfd8 20.Bg7 Kg7 21.Re1–+) 18…Nc4 (18...Nc4 19.Qc2 Ne3–+) 0–1. lllllll21 – maccaco, kurnik, 2012.

3.e3 a6 4.a3 c5 5.bc5 Nc5 6.d4 Na4 7.Bc1 Nf6 8.c3 Bd7 9.f3 Qc7 10.Ne2 Rc8 11.Qb3 b5 12.Qb4 a5 13.Qb3 e6 14.g4 Nd5 15.Bg2 Ndc3 16.Nec3 Nc3 17.Nc3 Qc3 18.Qc3 Rc3 19.0-0 Be7 20.Bd2 Rb3 21.Rfe1 a4 22.Bb4 d5 23.Be7 Ke7 24.Kf2 Rc8 25.h3 Rc2 26.Re2 Rbb2 27.Bf1 Re2 28.Be2 Kd6 29.Ke1 f6 30.Kd1 b4 31.ab4 Rb4 32.Kc2 g5 33.Kc3 Rb3 34.Kd2 e5 35.Ra2 Rb4 36.de5 fe5 37.e4 de4 38.fe4 Re4 39.Bf3 Rd4 40.Kc3 Kc5 41.Rd2 Rd2 42.Kd2 Bc6 43.Bd1 Kd4 44.Bc2 e4 45.Bb1 a3 46.Ba2 e3 47.Ke2 Bb5 48.Ke1 Kc3 49.Bg8 Kb2 50.Kd1 a2 51.Ba2 Ka2 52.Ke1 Kb2 53.Kd1 Kc3 54.Ke1 Kd3 55.Kd1 Ke4 56.Ke1 Kf3 57.Kd1 Kf2 58.h4 gh4 59.g5 e2 60.Kc2 e1Q 61.Kb3 Qe4 62.Kc3 Qc4 63.Kd2 Qd3 64.Kc1 Ba4 65.Kb2 Qb3 66.Kc1 Qc2 0–1. cogit – iljani, kurnik, 2012.

3.e3 b6 4.d4 Bb7 5.c4 Ngf6 6.d5 g6 7.Nd2 Bg7 8.Bd3 c6 9.e4 cd5 10.ed5 0-0 11.f4? (better is 11.Ngf3=) 11...Nd5–+ 12.Bg7 Nf4 (12...Ne3 13.Qb1 Ng2 14.Kf2 Kg7 15.Ne2–+) 13.Be4? (better is 13.Bf8 Nd3 14.Ke2 Nb4 15.a3–/+) 13...Be4–+ (13...Ng2?! 14.Kf2 Be4 15.Ne4 Kg7 16.Kg2=) 14.Ne4 Kg7 15.Qd4 Ne5 16.0-0-0 f6 17.g3 Ne6 18.Qd5 Qc8 19.Ne2 Nc4 20.Kb1 Ne3 21.Qd3 Nf5 22.Rc1 Qd7 23.g4 Nh6 24.h3 Qa4 25.a3 a5 26.b5 Rfc8 27.Ka2 Nc5 28.Nc5 Rc5 29.Rc5 bc5 30.Nc3 Qf4 31.Nd5 Qe5 32.Nc7 Rc8 33.b6 c4! 34.Qb1? c3 35.Re1 Qh2 36.Ka1 c2 37.Qb2 Kf7 38.b7? Rc7?? 39.b8Q+- c1Q 40.Rc1 Rc1 41.Qc1 Qh3 42.Qc4 (42.Qc4 Kg7 43.a4+-) 1–0. karo1954 – platanik, kurnik, 2011.

3.e3 b6 4.d4 Bb7 5.d5 Ngf6 6.c4 a6 7.Bd3 b5 8.Nc3 bc4 9.Bc4 c6 10.e4 Qb6 11.a3 a5 12.Qb3 ab4 (12...cd5 13.Nd5 Nd5 14.ed5= (worse is 14.Bd5 e6 15.Bb7 Qb7+=)) 13.ab4 (13.dc6!? Bc6 14.Bf7 Kd8 15.Nd5 (worse is 15.Qb4 Qb4 16.ab4 Ne5–/+) 15...Bd5 16.ed5=) 13...Ra1= 14.Ba1 Ne5? (14...cd5 15.Nd5 Nd5 16.ed5 e5=) 15.Nf3?? (15.Na4 Qa7 16.Be5 de5 17.dc6 Bc6 18.Bf7 Kd8 19.Nc5 Qa1 20.Ke2 Ne4 21.Nf3+-) 15...Nc4 (better is 15...Ne4!? 16.Ne4 Nc4 17.Qc4 cd5+=) 16.Qc4= cd5 17.ed5 Kd7 18.0-0 e6 19.de6 fe6 20.Rd1 d5?? Attacks the isolani on b4 21.Ne5 Ke8 22.Qe2 Bb4? 23.Nb5?? Ne4? 24.Bd4+- Qd8 25.Qb2 Qa5 26.Ra1?? Qb5+= 27.f3?? Nc5–+ 28.Rb1 Na6 29.Kh1 Rf8 30.Ng4 Rf4 31.Bc3 (31.Bc3 Qd3 32.Bg7–+) 1–0. karo1954 – platanik, kurnik, 2011.

4.Nf3 a5 =+.

4.Nf3 g6 5.e3 Bg7 6.Nc3 0-0 7.Qc2 (7.Be2 a5 8.a3 Ne5=) 7...c5 (7...a5 8.a3+=) 8.a3 b6 (8...a5 9.ba5 Ra5 10.Bd3=) 9.Be2= Bb7 (9...Ne5 10.Ne5 de5 11.0-0=) 10.0-0 Qc7 (10...Ne5 11.Nh4=) 11.d4 cd4 12.Nd4 (12.ed4 a6=) 12...Ne5 (12...a6 13.Qb3=) 13.Ncb5 (13.f4!? Nc6 14.Nf3=) 13...Qd7+= 14.a4 (better is 14.Nc3!?+=) 14...Rfc8–/+ 15.Qb3 a6 (15...d5 16.cd5 Bd5 17.Qa3–/+) 16.Na3 (16.Nc3 a5+=) 16...Rc7 (16...Ne4!? 17.Rfd1 a5–/+) 17.Rac1 Rac8 (17...Rd8 18.f4 Nc6 19.Bf3+=) 18.h3 (18.f3 Rd8+=) 18...h5 (18...Ne4 19.Rfd1+=) 19.b5 a5?? (19...Ne4 20.f4 Nd2+=) 20.f4+- Nh7? (better is 20...Ne4 21.fe5 de5+-) 21.fe5 Be5 (21...Ng5 22.Bf3 Bf3 23.Nf3 (23.gf3 de5 24.Ne2 Qh3–+; 23.Rf3?! de5 24.h4 Nf3 25.Nf3 Qd6=) 23...Nf3 24.Rf3+- (24.gf3?! Qh3 25.Qc2 de5+/–)) 22.Rf7! Kf7 23.c5 Kg7 (23...d5 24.c6 Qd6 25.Nc4 dc4 26.Bc4 Kg7 27.Ne6 (27.cb7?! Rb7 28.Rd1 Bd4+/–) 27...Kh6 28.Rd1 (28.cb7?! Rb7 29.Bd5 Rbb8=) 28...Qd1 29.Qd1 Bb2 30.Qc2+- (30.cb7?! Rb7 31.Qd5 Rbb8+-)) 24.c6 Bc6 25.Ne6 (25.bc6 Rc6 26.Nc6 Rc6+-) 25...Kh6? (25...Qe6 26.Qe6 Bb2 27.Rc6 (27.bc6?! Bc1 28.Ba6 Rf8=) 27...Ba3 28.Rc7 (28.Rb6?! Ng5 29.Qd5 Rc5 30.Qd4 Kh6+-) 28...Rc7 29.Bc4 Rc4 30.Qc4+-) 26.Nc7?? (26.Be5 de5 27.Rd1+- (27.bc6 Rc6 28.Rc6 Rc6+=; 27.Nc7 Be4+=)) 26...Bg2+/– 27.Kg2 Rc7? (27...Bb2 28.Qb2 Ng5+=) 28.Rc7 Qc7 29.Be5 de5 30.Qc4 (30.Qe6 Qc3 31.Nc4 Qc2+-) 30...Qd6 31.Qc3 (better is 31.Qd3 Qf6 32.Nc4+-) 31...e4?? (better is 31...Qd5 32.Bf3 Qa2 33.Kg1 Nf6+-) 32.Nc4+- Qc5 33.Qe5 Qe5 34.Ne5 Nf6 (34...Nf8 35.Bc4 Kg5 36.Bd5+-) 35.Bd1 (better is 35.Bc4!? Kg7+-) 35...Kg5 36.Bb3 Kf5 37.Nc6 g5 (37...e6+-) 38.Ne7 Ke5 39.Nc6 (better is 39.Nc8 Nd7 40.Bf7+-) 39...Kd6 40.Nd8 (40.Kg3 h4 41.Kg2 g4+-) 40...g4? (better is 40...Kc5 41.Bd1 Kb4 42.Nc6 Kc3+-) 41.Bd1?? (better is 41.h4+-) 41...gh3? (better is 41...Nd5 42.Kf2 gh3 43.Nf7 Kc5=) 42.Kh3+- Nd5 43.Nf7?? (43.Bc2 Ke5 44.Nc6 Kf5 45.Bb3+-) 43...Kc5+= 44.Ne5 (44.Bh5 Ne3 45.Ng5 Kb4=) 44...Ne3= 45.Bh5 Kb4 46.Nd7 Ka4 47.Be2 Kb4 (better is 47...Nd5!? 48.Bc4 Nc7=) 48.Nb6+/– Nf5 49.Nd5 (better is 49.Nc4 Kb5 50.Nd6 Kb4 51.Nf5=) 49...Kc5= 50.Kg4 Nd4 Attacks the isolani on b5 51.Nc3 Ne2 52.b6 (52.Ne2 Kb5 53.Kf5 e3=) 52...Kb6 (52...Nd4 53.b7 Nc6 54.Kf4=) 53.Ne2= Kb5 54.Kf4 a4 55.Ke4 ½–½. Chaparro Grande,Fernando – Sueilam Dahi,Sid Ahmed, Las Palmas Spain, Gran Canaria Team Cha, 2015.

4.Nf3 g6 5.e3 Bg7 6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

4.Nf3 g6 5.e3 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 Nbd7).

4.Nf3 g6 5.e3 Bg7 6.Be2 0-0 7.0-0 Re8 8.Nc3 e5 9.d4 e4 10.Nd2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0 e4 9.Nfd2 Re8 10.Nc3).

4.g3 b6 5.Bg2 Rb8 6.e3 Bb7 7.Bb7 Rb7 8.Qf3 Rb8 9.d4 c5 10.b5 cd4 11.ed4 g6 12.Ne2 Bg7 13.0-0 Qc7 14.Nd2 0-0 15.Rac1 Qb7 16.a4 Qf3 17.Nf3 Ne4 18.Nf4 Rbc8 19.Rfe1 Nef6 20.Re7 Bh6 21.c5 Bf4 22.gf4 bc5 23.dc5 Rc5 24.Rc5 dc5 25.Bf6 Nf6 26.Ra7 Rb8 27.Rc7 Ra8 28.b6 Kg7 29.b7 Rb8 30.a5 Nd5 31.Rc5 Nb4 32.Rb5 Na6 33.Rb6 Nc5 34.a6 1–0. kaasparov – kpax75, kurnik, 2012.

4.e3 g6

5.Qa4 c6 A) 6.Nf3 e5 (6...Nb6 7.Qb3 e5 8.Be2 Bg7 9.d4 e4 10.Nfd2 d5 11.c5 Nbd7+=; 6...Bg7 7.d4 d5 8.Qb3 a5 9.cd5 Nd5 10.b5 a4 11.Qa3 Qa5=) 7.Nc3 Nb6 8.Qb3 Bg7 9.Be2 0-0 10.0-0 Bg4 11.h3 Bf3=; B) 6.Be2 Bg7 (6...Nb6 7.Qb3 Bg7 8.d4 d5 9.c5 Nbd7 10.Nf3 b6 11.0-0 0-0+=; 6...d5 7.cd5 Nb6 8.Qa5 Qd5 9.Qd5 Nbd5 10.b5 Bd7 11.e4 Nb4=) 7.d4 d5 8.Qb3 dc4 9.Bc4 0-0 10.Nf3 Nb6 11.Bd3 Be6=; C) 6.Nc3 e5 (6...Bg7 7.d4 0-0 8.Nf3 Nb6 9.Qb3 Bg4 10.Be2 d5 11.cd5 Nbd5=; 6...Nb6 7.Qb3 Bg7 8.Nf3 0-0 9.d4 Bg4 10.Be2 d5 11.cd5 Nfd5=) 7.Nf3 a5 8.b5 Nb6 9.Qd1 Bg4 10.c5 dc5 11.bc6 bc6=; D) 6.d4 Nb6 (6...d5 7.Qb3 Bg7 8.Nc3 Nb6 9.c5 Nbd7 10.Nf3 0-0 11.Bd3 Re8=; 6...Bg7 7.Nf3 Nb6 8.Qa5 Bf5 9.Nbd2 d5 10.c5 Nbd7 11.Qd8 Rd8=; 6...e5 7.Be2 Bg7 8.Nf3 Nb6 9.Qb3 e4 10.Nfd2 d5 11.c5 Nbd7+=) 7.Qa5 Bf5 8.Nf3 d5 9.c5 Bg7 10.Nbd2 Nbd7 11.Qd8 Kd8=.

5.Qa4 e5 A) 6.d4 Bg7 (6...ed4 7.Bd4 c5 8.Bc3 cb4 9.Qb4 Nc5 10.Be2 Bg4 11.Nd2 Bg7=) 7.de5 Ng4 8.Bc3 0-0 9.e6 fe6 10.Nf3 Nde5 11.Be2 Nf3–/+; B) 6.Be2 Bg7 (6...Be7 7.d4 0-0 8.Nd2 ed4 9.Bd4 c5 10.Bc3 cb4 11.Qb4 d5=) 7.d4 0-0 8.Nf3 ed4 9.Nd4 a5 10.b5 Nc5 11.Qc2 Re8=; C) 6.Nc3 Bg7 (6...c6 7.Nf3 Nb6 8.Qb3 Bg7 9.d4 ed4 10.Nd4 Qe7 11.Bd3 0-0=) 7.Nf3 0-0 8.d4 ed4 9.Nd4 a5 10.a3 Ne5 11.b5 Nfd7+=; D) 6.Nf3 Bg7 (6...c6 7.Be2 Nb6 8.Qa5 Bg7 9.d4 ed4 10.Nd4 Bg4 11.f3 Bd7=) 7.d4 e4 8.Nfd2 0-0 9.Be2 a5 10.b5 Qe7 11.Nc3 Nb6=.

5.Qa4 Bg7 A) 6.d4 e5 (6...0-0 7.Nf3 Nb6 8.Qa5 Bd7 9.Nc3 Be6 10.d5 Bg4 11.Bd3 Nfd7+=; 6...a5 7.Nf3 0-0 8.a3 Nb6 9.Qc2 Bf5 10.Bd3 Bd3 11.Qd3 ab4+=; 6...c5 7.Nf3 0-0 8.Be2 Nb6 9.Qa5 cb4 10.0-0 Bf5 11.Qb4 Qc7=) 7.de5 Ng4 8.Bc3 0-0 9.e6 fe6 10.Nf3 Nde5 11.Be2 Nf3–/+; B) 6.Be2 0-0 (6...a5 7.d4 0-0 8.Nf3 Nb6 9.Qb3 ab4 10.Qb4 Na4 11.Nc3 Nb2+=; 6...e5 7.d4 0-0 8.Nf3 ed4 9.Nd4 a5 10.b5 Nc5 11.Qc2 Nfd7=; 6...c6 7.d4 Nb6 8.Qb3 d5 9.c5 Nbd7 10.Nf3 b6 11.0-0 0-0+=) 7.d4 a5 8.Nf3 Nb6 9.Qb3 ab4 10.Qb4 Na4 11.Bc1 c5+=; C) 6.Nc3 0-0 (6...a5 7.d4 0-0 8.Nf3 e5 9.de5 Ne5 10.Ne5 de5 11.b5 Bg4=; 6...c5 7.bc5 dc5 8.Nf3 0-0 9.Be2 e5 10.d3 Nb6 11.Qa5 Nbd7=; 6...c6 7.d4 0-0 8.Nf3 Nb6 9.Qb3 Bg4 10.Be2 d5 11.cd5 Nfd5=) 7.d4 e5 8.Nf3 ed4 9.Nd4 a5 10.a3 Ne5 11.b5 Nfd7+=; D) 6.Nf3 0-0 (6...e5 7.d4 e4 8.Nfd2 0-0 9.Be2 a5 10.b5 Nb6 11.Qc2 Qe7=; 6...a5 7.d4 0-0 8.a3 Nb6 9.Qc2 Bf5 10.Bd3 Bd3 11.Qd3 ab4+=; 6...c5 7.Be2 Qb6 8.a3 e5 9.d3 0-0 10.0-0 Nb8 11.Nc3 Bd7=) 7.d4 a5 8.a3 Nb6 9.Qc2 ab4 10.ab4 Ra1 11.Ba1 d5+=.

5.Nc3 a5 A) 6.b5 Bg7 (6...e5 7.Nf3 Bg7 8.Be2 0-0 9.0-0 Re8 10.d4 ed4 11.Nd4 Nc5=) 7.Nf3 0-0 8.Be2 e5 9.d4 ed4 10.Nd4 Ne5 11.0-0 Be6=; B) 6.Qa4 Bg7 7.d4 0-0 8.Nf3 e5 9.de5 de5 10.c5 e4 11.Nd4 Ne5=; C) 6.ba5 e5 (6...c5 7.Nf3 Qa5 8.d4 Bg7 9.Bd3 cd4 10.ed4 d5 11.0-0 dc4=; 6...Ra5 7.Nf3 e5 8.d4 Bg7 9.Be2 0-0 10.0-0 Re8 11.Re1 Nb6=; 6...Bg7 7.Nf3 Ra5 8.Be2 0-0 9.d4 e5 10.0-0 Re8 11.Re1 b6=) 7.Nf3 Bg7 8.Be2 0-0 9.d4 Ra5 10.0-0 ed4 11.Nd4 Re8=; D) 6.a3 ab4 (6...Bg7 7.d4 ab4 8.ab4 Ra1 9.Qa1 h6 10.Nf3 Nb6 11.Be2 Be6+=) 7.ab4 Ra1 8.Qa1 Bg7 9.Nf3 0-0 10.Be2 c5 11.bc5 dc5+=.

5.Nc3 c5 A) 6.a3 Bg7 7.d4 0-0 8.Nf3 cd4 9.ed4 Nb6 10.Bd3 d5 11.cd5 Nbd5=; B) 6.Nf3 cb4 (6...Bg7 7.bc5 dc5 8.d4 0-0 9.Be2 cd4 10.ed4 Nb6 11.Qb3 Be6=) 7.Nd5 Qa5 8.Qb3 Bg7 9.Qb4 Qb4 10.Nb4 e6 11.d4 b6=; C) 6.Qa4 Bg7 7.bc5 dc5 8.Nf3 0-0 9.Be2 e5 10.d3 Re8 11.0-0 Qe7=; D) 6.bc5 dc5 7.d4 Bg7 8.Nf3 cd4 9.ed4 Nb6 10.a4 Bg4 11.a5 Nbd7+=.

5.Nc3 Bg7 6.a3 c5 (6...0-0 7.d4 e5 8.Nf3 c5 9.Be2 Qb6 10.0-0 cb4 11.Na4 Qc6+=; 6...a5 7.d4 ab4 8.ab4 Ra1 9.Qa1 0-0 10.Nf3 e5 11.Be2 ed4=; 6...a6 7.Nf3 0-0 8.d4 c5 9.Bd3 cd4 10.ed4 b6 11.0-0 Bb7+=) 7.d4 0-0 8.bc5 dc5 9.Nf3 Re8 10.Be2 b6 11.0-0 Bb7 =.

5.Nc3 Bg7 6.Qc2 0-0 7.Rc1 a6 8.d4 c6 9.Nge2 b5 10.Nf4 bc4 11.Bc4 d5 12.Bd3 a5 13.b5 c5 14.Ncd5 cd4 15.Bd4 e5 16.Nf6 Bf6 17.Ng6 fg6 18.Bg6 hg6 19.Qg6 Bg7 20.Ba1 Bb7 21.0-0 Qf6 22.Qd3 Rad8 23.Rc7 Bc8 24.Qc4 Qf7 25.Qa4 Qe6 26.Qa5 Qb6 27.Qb6 Nb6 28.g3 Bh3 29.Rfc1 Rd2 30.R7c6 Rdf2 31.R1c2 Rf1 0–1. barska59 – rumaniaana, kurnik, 2012.

5.Nc3 Bg7 6.d4 0-0 (6...c5 7.bc5 dc5 8.Nf3 0-0 9.Be2 cd4 10.ed4 Nb6 11.Qb3 Be6=; 6...a5 7.b5 c5 8.bc6 bc6 9.Rb1 c5 10.Bd3 Rb8 11.Nf3 0-0=; 6...e5 7.Nf3 0-0 8.Be2 ed4 9.ed4 d5 10.c5 a5 11.b5 Re8=) 7.Bd3 e5 8.Nge2 ed4 9.Nd4 a5 10.a3 Ne5 11.0-0 c5 =.

5.Nc3 Bg7 6.Be2 c5 (6...0-0 7.d4 a5 8.b5 Nb6 9.Nf3 a4 10.a3 Be6 11.Nd2 c6+=; 6...a5 7.b5 0-0 8.Nf3 e5 9.0-0 Qe7 10.d4 Re8 11.Qc2 e4=) 7.bc5 Nc5 8.d4 Nfe4 9.Rc1 Nc3 10.Bc3 Ne4 11.Nf3 0-0 =.

5.Nc3 Bg7 6.Nf3 0-0 (6...c5 7.bc5 dc5 8.Be2 h6 9.0-0 0-0 10.d4 Re8 11.Rb1 cd4=; 6...a5 7.b5 0-0 8.Be2 e5 9.d4 ed4 10.Nd4 Nc5 11.0-0 a4=; 6...e5 7.Be2 0-0 8.d4 ed4 9.ed4 d5 10.c5 a5 11.b5 Ne4=) 7.Be2 (7.d4 c5 8.bc5 dc5 9.Bd3 cd4 10.ed4 Nb6 11.a4 Be6=) 7...c6 (7...e5 8.d4 ed4 9.Nd4 c5 10.bc5 dc5 11.Ndb5 Qb6=) 8.0-0 e5 (8...Ne5 9.d4 Nf3 10.Bf3 d5 11.cd5 cd5+=) 9.d3 (9.d4 Re8 10.a3 Qe7 11.Qc2 ed4+=) 9...Qe7 (9...Re8 10.d4 Qe7 11.a3 a5=) 10.Qb3 (10.d4 Re8 11.a3 a5=) 10...Ne8 (10...Re8 11.d4 a5=) 11.e4 (11.d4 Nef6+=) 11...Nc7 (11...f5=) 12.Rfe1 Ne6 13.Bf1 Kh8 14.Ne2 f5 15.ef5 gf5 16.Ng3 Ng5 17.Nd2 Qf7 18.Rad1 Qg6 ½–½. Nikitin,Aleksander I (2090) – Kamieniecki,Tomasz (1985), Krakow Poland, Open–B, 2012.

5.d4 a5 A) 6.b5 Bg7 (6...e5 7.Nf3 e4 8.Nfd2 Nb6 9.Be2 Qe7 10.0-0 Bg7 11.Na3 0-0=; 6...c5 7.bc6 bc6 8.Nc3 Bg7 9.Rb1 Rb8 10.Bd3 c5 11.Nf3 0-0=) 7.Nf3 0-0 8.Bd3 e5 9.de5 Ng4 10.0-0 Nde5 11.Bd4 Be6=; B) 6.a3 Bg7 (6...ab4 7.ab4 Ra1 8.Ba1 d5 9.Qb3 Bg7 10.cd5 Nb6 11.Nf3 Nfd5=; 6...e5 7.Nf3 e4 8.Nfd2 ab4 9.ab4 Ra1 10.Ba1 d5 11.Bc3 Bg7=) 7.Nf3 ab4 8.ab4 Ra1 9.Ba1 0-0 10.Bd3 d5 11.c5 Ne4=.

5.d4 c5 6.bc5 dc5 7.Nf3 Bg7 8.Bd3 cd4 9.ed4 0-0 10.0-0 b6 11.Re1 Bb7 +=.

5.d4 e5 A) 6.Be2 ed4 7.Bd4 c5 8.Bc3 cb4 9.Bb4 Nc5 10.Nf3 Bg7 11.Nd4 0-0=; B) 6.Nc3 a5 (6...Bg7 7.Nf3 0-0 8.a3 c5 9.Be2 Qb6 10.0-0 cb4 11.Na4 Qc6+=; 6...ed4 7.ed4 Be7 8.Nf3 0-0 9.Be2 d5 10.c5 a5 11.b5 Re8+=; 6...Be7 7.Nf3 0-0 8.a3 a5 9.Bd3 ab4 10.ab4 Ra1 11.Ba1 ed4+=) 7.Qa4 ed4 8.Nd5 Nd5 9.cd5 Bg7 10.ba5 0-0 11.Bd4 Nb6+=; C) 6.Nd2 Qe7 (6...ed4 7.ed4 Be7 8.Ngf3 0-0 9.Be2 d5 10.c5 Re8 11.0-0 Nh5=; 6...Bg7 7.Ngf3 ed4 8.Nd4 a5 9.a3 0-0 10.Be2 c5 11.Nb5 ab4+=) 7.Be2 Bg7 8.Ngf3 e4 9.Ng5 h6 10.Nh3 d5 11.a3 dc4=; D) 6.Nf3 e4 7.Nfd2 d5 8.a3 Nb6 9.c5 Nbd7 10.Be2 Be7 11.0-0 0-0+=.

5.d4 Bg7 6.Nd2 0-0 7.Ngf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7 7.Nbd2).

5.d4 Bg7 6.Bd3 e5 (6...a5 7.b5 e5 8.Ne2 e4 9.Bc2 Nb6 10.Nd2 0-0 11.0-0 Re8=) 7.Ne2 a5 8.b5 e4 9.Bc2 Nb6 10.Nd2 0-0 11.0-0 Re8 =.

5.d4 Bg7 6.Be2 a5 (6...c5 7.bc5 dc5 8.Nf3 0-0 9.0-0 cd4 10.ed4 Nb6 11.Re1 Bf5=; 6...0-0 7.Nf3 c5 8.bc5 dc5 9.0-0 b6 10.Nc3 cd4 11.ed4 Bb7=; 6...e5 7.Nf3 a5 8.b5 Qe7 9.Nc3 0-0 10.0-0 Re8 11.Qc2 e4=) 7.b5 e5 8.Nf3 0-0 9.de5 Ng4 10.0-0 Nde5 11.Ne5 Ne5 =.

5.d4 Bg7 6.Nf3 a5 (6...c5 7.bc5 dc5 8.Bd3 cd4 9.ed4 0-0 10.0-0 b6 11.Qe2 Bb7+=; 6...0-0 7.Bd3 c5 8.bc5 dc5 9.0-0 cd4 10.ed4 b6 11.Qe2 Bb7+=) 7.ba5 0-0 8.Bd3 Re8 9.Be2 Ra5 10.Bc3 Ra8 11.Qd3 d5 =.

5.Be2 c5 A) 6.a3 Bg7 (6...e5 7.d4 ed4 8.ed4 Bg7 9.Nf3 Qb6 10.Qb3 0-0 11.0-0 a5=; 6...Qb6 7.Nc3 e5 8.Na4 Qc7 9.Nf3 Bg7 10.d3 0-0 11.0-0 a6=) 7.Nf3 Qb6 8.Qa4 0-0 9.0-0 e5 10.d4 Re8 11.d5 Nf8=; B) 6.Nf3 cb4 7.Qa4 e5 8.d4 e4 9.Nfd2 a5 10.d5 Qe7 11.Ne4 Qe4+=; C) 6.Qa4 Bg7 (6...cb4 7.Qb4 Bg7 8.d4 a5 9.Qb5 a4 10.Nf3 Ra6 11.Bc3 0-0+=) 7.Nf3 Qb6 8.a3 e5 9.d3 0-0 10.0-0 Nb8 11.Nc3 Bd7=; D) 6.bc5 dc5 7.d4 Bg7 8.Nf3 0-0 9.0-0 b6 10.Nc3 cd4 11.ed4 Bb7=.

5.Be2 c6 A) 6.Nf3 Bg7 (6...e5 7.0-0 e4 8.Nd4 Qb6 9.Nc2 Bg7 10.d3 d5 11.Bd4 Qd8+=; 6...c5 7.a3 Bg7 8.0-0 Qb6 9.Qa4 0-0 10.Nc3 Ne5 11.Qb5 Nf3+=; 6...Qb6 7.a3 Bg7 8.d4 0-0 9.0-0 c5 10.Nc3 Re8 11.Qd2 cb4+=) 7.0-0 c5 8.a3 Qb6 9.Qa4 e5 10.d4 cd4 11.ed4 e4+=; B) 6.d4 e5 7.Nc3 Be7 8.a3 a5 9.b5 0-0 10.Nf3 c5 11.0-0 Re8+=.

5.Be2 e5 6.Nf3 (6.d4 ed4 7.Bd4 c5 8.Bb2 cb4 9.Nf3 Nc5 10.a3 ba3 11.Na3 Bd7=) 6...e4 (6...a5 7.b5 e4 8.Nd4 Bg7 9.0-0 c5 10.bc6 bc6 11.Nc3 Bb7+=; 6...c5 7.bc5 e4 8.Ng5 Nc5 9.f3 Bg7 10.0-0 ef3 11.Nf3 0-0+=; 6...c6 7.0-0 e4 8.Nd4 Qb6 9.Nc2 Bg7 10.d3 d5 11.Bd4 Qd8+=) 7.Ng5 Ne5 8.f4 Nd3 9.Bd3 ed3 10.Qb3 h6 11.Qd3 d5 +=.

5.Be2 Bg7 A) 6.d4 a5 (6...0-0 7.Nf3 c5 8.bc5 dc5 9.0-0 b6 10.Nc3 Bb7 11.d5 e6+=; 6...c5 7.bc5 dc5 8.Nf3 0-0 9.0-0 cd4 10.ed4 Nb6 11.Re1 Bf5=) 7.b5 e5 8.Nf3 0-0 9.de5 Ng4 10.0-0 Nde5 11.Ne5 Ne5=; B) 6.Nf3 c5 (6...a5 7.b5 e5 8.d4 0-0 9.0-0 Qe7 10.Nc3 Re8 11.Qc2 e4=; 6...0-0 7.0-0 c5 8.a3 Qb6 9.Qa4 Qc7 10.d3 Nb6 11.Qa5 Bf5=) 7.bc5 dc5 8.d4 0-0 9.0-0 cd4 10.ed4 Nb6 11.Re1 Bf5=.

5.Nf3 a5 A) 6.ba5 Bg7 (6...e5 7.d4 ed4 8.Bd4 Bg7 9.Be2 0-0 10.0-0 Ra5 11.Nbd2 Qe7=; 6...Ra5 7.d4 Bg7 8.Bd3 0-0 9.0-0 c5 10.Qb3 Re8 11.Rd1 cd4=) 7.d4 c5 8.Bd3 Qa5 9.Bc3 Qc7 10.0-0 0-0 11.Qb3 e5=; B) 6.a3 Bg7 (6...ab4 7.ab4 Ra1 8.Ba1 e5 9.Be2 e4 10.Ng5 Ne5 11.f4 ef3+=; 6...e5 7.Be2 ab4 8.ab4 Ra1 9.Ba1 e4 10.Ng5 Ne5 11.f4 ef3+=) 7.d4 e5 8.de5 Ng4 9.Be2 Nge5 10.Nd4 Nb6 11.Nd2 Bd7=; C) 6.b5 Bg7 (6...e5 7.d4 e4 8.Nfd2 Nb6 9.Be2 Bg7 10.Nc3 Qe7 11.c5 Nbd7+=) 7.d4 0-0 8.Be2 e5 9.0-0 Qe7 10.Nc3 Re8 11.Qc2 e4=.

5.Nf3 c5 6.bc5 (6.a3 Bg7 7.Be2 Qb6 8.Qa4 e5 9.d3 0-0 10.0-0 Nb8 11.Nc3 Bd7=) 6...dc5 7.d4 Bg7 8.Bd3 0-0 9.0-0 Qc7 10.Nc3 Rd8 11.Qe2 a6 +=.

5.Nf3 e5 A) 6.Nc3 Bg7 (6...Nb6 7.Be2 a5 8.Na4 Nbd7 9.b5 Bg7 10.d4 Qe7 11.0-0 e4+=; 6...a5 7.b5 Bg7 8.Be2 0-0 9.d4 ed4 10.Nd4 Nc5 11.0-0 a4=; 6...c6 7.Be2 Qb6 8.a3 Bg7 9.0-0 0-0 10.d4 Re8 11.c5 dc5+=) 7.d4 0-0 8.Be2 ed4 9.Nd4 c5 10.bc5 dc5 11.Ndb5 Qb6=; B) 6.d3 a5 (6...Bg7 7.Be2 a5 8.b5 a4 9.d4 e4 10.Nfd2 Qe7 11.a3 Nb6+=; 6...c6 7.Be2 Qb6 8.Qd2 a5 9.ba5 Qa5 10.0-0 Bg7 11.Qa5 Ra5=) 7.b5 Bg7 8.Be2 0-0 9.0-0 a4 10.d4 Re8 11.a3 ed4=; C) 6.Be2 Bg7 (6...a5 7.b5 e4 8.Nd4 Bg7 9.f3 ef3 10.Nf3 Qe7 11.0-0 0-0+=; 6...e4 7.Ng5 Ne5 8.f4 Nd3 9.Bd3 ed3 10.Qb3 h6 11.Qd3 d5+=; 6...c5 7.bc5 e4 8.Ng5 Nc5 9.f3 Bh6 10.Ne4 Nfe4 11.fe4 0-0+/–) 7.d4 a5 8.b5 0-0 9.de5 Ng4 10.0-0 Nde5 11.Ne5 Ne5=; D) 6.d4 e4 7.Nfd2 d5 8.a3 Nb6 9.Nc3 Bg4 10.Qc2 c6 11.h3 Be6+=.

5.Nf3 Bg7 6.Nc3 e5 7.d4 0-0 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.Nc3).

5.Nf3 Bg7 6.d4 a5 (6...0-0 7.Bd3 c5 8.bc5 dc5 9.0-0 Qc7 10.Nc3 Rd8 11.Qe2 b6+=; 6...c5 7.bc5 dc5 8.Bd3 0-0 9.0-0 Re8 10.Qe2 b6 11.Rd1 cd4+=) 7.ba5 0-0 8.Bd3 Re8 9.Be2 Ra5 10.Bc3 Ra8 11.Qd3 d5 =.

5.Nf3 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 Nbd7).

5.Nf3 Bg7 6.Be2 a5 7.b5 e5 8.d4 0-0 9.de5 Ng4 10.0-0 Re8 11.Qc2 Nde5 =.

5.Nf3 Bg7 6.Be2 c5 7.bc5 dc5 8.d4 0-0 9.0-0 b6 10.Nc3 cd4 11.ed4 Bb7 =.

5.Nf3 Bg7 6.Be2 e5 7.d4 a5 8.b5 0-0 9.0-0 Qe7 10.Nc3 Re8 11.Qc2 e4 =.

4.Nf3 e5

5.Nc3 Nb6 6.e3 Be6 =+.

5.Nc3 Be7 6.e3 0-0 7.Be2 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Nbd7 7.Nc3).

5.d3 Be7 6.e3 =+.

5.d3 g6 6.d4 e4 7.Nfd2 d5 =.

5.d3 g6 6.g3 d5 7.a3 =.

5.d3 g6 6.g3 Bg7 7.Bg2 0-0 8.0-0 a5 (8...c6 9.Nc3=) 9.a3 e4 (9...ab4 10.ab4 Ra1 11.Ba1=) 10.de4+= Ne4 11.Bg7 Kg7 12.Nfd2 (12.Qd3 Re8 13.Nbd2 Nd2 14.Qd2 Nb6 15.Qd4 Qf6=) 12...Nd2 (12...Qf6 13.Ra2 Nd2 14.Qd2=) 13.Nd2+= Qf6 14.Nb3 (14.Ne4 Qe6+=) 14...ab4= 15.ab4 Ra1 16.Qa1 (16.Na1 Ne5 17.Qd5 c6=) 16...Re8 17.Qf6 Kf6 18.e3 c6 (18...Ne5 19.c5=) 19.Rc1 (19.Rd1 Ke7+=) 19...c5 (19...Ne5 20.c5 d5 21.b5=) 20.bc5 (20.Rd1 cb4 21.Rd6 Re6+=) 20...dc5 (20...Nc5 21.Nc5 dc5 22.Bd5+=) 21.Nd2 (21.Rd1 b6+=) 21...Rd8 (21...Ke5 22.Rb1+=) 22.Rc2 (22.Rb1 b6+=) 22...Ke7 (22...Ne5 23.Ne4 Ke7 24.Rc1=+ (24.Nc5?? Rd1 25.Bf1 Bh3 26.Rc1 Rc1 27.Nb7 Rf1)) 23.Rb2 (23.f4=) 23...Kd6 (23...Ne5 24.h3=) 24.Ne4 (24.Bb7 Bb7 25.Rb7 Kc6+/–) 24...Kc7 25.Nc3 (25.Rd2 h6+/–) 25...Nf6 26.Nb5 (26.Kf1 h6+=) 26...Kb8 27.Nc3 (27.h3 Rd1 28.Kh2 Be6+=) ½–½. Carletti,Rene (1900) – Chernov,Vadim (2420), Val Thorens op, 1994.

5.d3 g6 6.g3 Bg7 7.Bg2 c6 8.0-0 =.

5.e3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7 5.Nf3).

3.d4 Ngf6

4.c4 g6 5.Nf3 Bg7 6.e3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

4.e3 e5 5.Nd2=.

4.e3 g6 5.Nf3 Bg7 6.Bd3 0-0 7.0-0 a5 8.b5 b6 9.Nbd2 Bb7 10.c4 Re8 11.a4 e5 12.Ng5 h6 13.Nh3 e4 (13...Qe7 14.Re1=) 14.Be2+= d5 15.Nf4 Nf8 16.Qb3 Kh7 17.Rac1 Ne6 18.Nd5 Nd5 19.cd5 Bd5 20.Bc4 Bc4 21.Qc4 f5 22.Qb3 Qg5 23.Rc6 Qe7 24.Rfc1 Rad8 25.Ba3 Qd7 26.Nc4 Bd4 (26...Qf7 27.Nb2 Rd7 28.Nd1=) 27.Rd1 (worse 27.ed4 Nd4 28.Qb1 Nc6 29.bc6 Qd3-/+ (worse 29...Qc6 30.Nd6 Qd7 31.Ne8 Re8 32.Qb3+/-)) 27...Qg7 28.Rd4 Nd4 29.ed4 Qd4?? (29...Rd4 30.Bb2 Rd3+/-) 30.Rc7+- Kh8 (30...Rd7 31.Bb2 Qd5 32.Rd7 Qd7 33.Nb6 Qe6+-) 31.Bb2 (31.Bb2 e3 32.fe3 Rd5 33.Bd4 Rd4 34.Qc3 Red8 35.ed4 Ra8 36.d5 Kg8 37.Qg7) 1-0. DEFFM – GuestXRCP,, 2021.

4.Nf3 g6 5.e3 Bg7 6.c4 0-0 7.Be2 e5 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7).

3.e3 a5

4.b5 c5 5.a4 Nb6 6.c4 d5 7.cd5 Nd5 8.Nf3 Nb4 (8...Bg4 9.Be2=) 9.d4 Bf5 10.Be2?? (better 10.Na3 cd4 11.Nd4+= (worse 11.ed4 e6=+)) 10...Nc2-+ 11.Kd2 (11.Kf1 Na1 12.Ba1-/+) 11...Na1 12.Ba1 cd4 13.Nd4? (13.Bd4 f6 14.Bd3 Bd3 15.Kd3-+) 13...e5 14.Bf3 ed4 15.Bd4 Rc8 (15...Qc7!? 16.Ke1-+) 16.Bb7 Rc2 17.Ke1 Bb4 18.Kf1 Nf6 (18...Ne7 19.g4 Qc7 20.gf5 Qb7 21.Qc2 Qh1 22.Ke2-+) 19.Bc6 Rc6 (19...Ke7 20.f3 Rb2 21.Na3 Ba3 22.e4 Ne4 23.Be4 Be4 24.fe4-+) 20.bc6 0-0 21.Nd2 Qd5 22.Nf3 Qc6 23.h3 (23.Ne5 Qd6-+) 23...Qc4 (23...Rc8!? 24.Kg1-+) 24.Kg1 Be4 (24...Ne4 25.Ne5 Qd5 26.Qe2-+) 25.Kh2 (25.Bf6 gf6 26.Nd4 Kh8-+) 25...Bd6 26.g3 (26.Be5 Bc7 27.Qd4 Qc6 28.Bc7 Qc7 29.Ne5 Re8-+) 26...Qd5 (better 26...Qc6 27.Kg2-+) 27.Bf6 Bf3 (better 27...Qf5!? 28.Bg7 Rd8-+ (28...Bf3?! 29.Qd6 Kg7 30.Rc1-+; 28...Qf3?! 29.Qf3 Bf3 30.Bf8 Kf8 31.Rc1=)) 28.Qd5-/+ Bd5 29.Rd1 gf6 30.Rd5 Bb4 31.g4 Kg7 32.Kg3 Kg6 (32...Rc8 33.h4-+) 33.Kf4 (33.h4 Rc8-+) 33...h6 34.h4 Rc8 35.h5 (35.e4 Rc2 36.Kf3 Ra2-+) 35...Kg7 36.Rb5 Rc4 37.e4 (37.Kf5 Be1 38.f4 Ra4-+) 37...Rc2 (37...Bd6 38.Ke3 Ra4 39.Kd3-+) 38.f3 Bd2 (38...Ra2 39.Kf5-+) 39.Kg3 Ra2 40.Rd5 Bb4 41.Rf5 (41.Rd1 Ra4 42.Kf2 Ra2 43.Ke3 a4-+) 41...Ra4 (better 41...Bd6 42.f4 Ra4 43.Kf3-+) 42.e5 (42.Rd5-+) 42...fe5 43.Re5 (43.Kh3 Bc3 44.g5 Rf4 45.Rf4 ef4-+) 43...Ra2 (43...Bd6 44.f4 Be5 45.fe5 Rb4-+) 44.Rf5 (44.f4 a4 45.g5 a3-+) 44…a4 (44...a4 45.g5 a3 46.gh6 Kh6 47.Rf7 Rd2-+) 0-1. RichardSommer (2105) - taillightsfade (2255),, 2020.

4.c4 ab4=+ 5.Qb3 c5 6.d4 b6 (6...Ngf6 7.Nf3=+) 7.Nf3 g6 (7...Ngf6 8.Be2=+) 8.Nbd2 (8.dc5 Nc5 9.Qb4 e5=) 8...Bg7 (better 8...Ngf6!?=+) 9.dc5+= Nc5 10.Bg7 (worse 10.Qb4 Nf6=+) 10...Nb3 11.Nb3 f6 12.Bh8 Kf7 13.Ng5 (better 13.Bd3!?=) 13...fg5-/+ 14.Bd4 (14.h4!? g4 15.Bd3-/+) 14...e5-+ 15.Bb2 Be6 16.Be2 Nf6 17.0-0 g4 18.Rfd1 Qc7 19.Nd2 h5 (19...Kg8 20.a3-+) 20.Bd3 Bf5 21.Be2 (21.e4 Be6-+) 21...Bc2 (21...Ne4!? 22.Ne4 Be4 23.Rd2-+) 22.Rdc1-/+ Bf5 23.Nf1?? (23.Rd1 Ne4 24.Ne4 Be4 25.Rd2-+) 23...Ne4 24.f3 (24.a3 ba3 25.Ba3 Ra5-+) 24...Nf6 (24...gf3 25.Bf3 Qc5 26.h4-+) 25.Kf2 (25.Nd2 Qc5 26.Nf1 gf3 27.gf3 g5-+) 25...gf3 26.gf3 g5 27.Ng3 Bg6 28.Nf1 Qd7 29.e4 (29.Rd1 Qc6-+) 29...Qh3 30.Rd1 Qe6 (30...Ke7 31.Rd3-+) 31.a3 (31.Ke1 g4 32.Nd2 gf3 33.Nf3 Ne4-+) 31...ba3 (31...g4 32.Nd2 gf3 33.Bf3-+) 32.Ra3 (32.Ba3 Rd8-+) 32...Ra3 33.Ba3 Ne8 34.Ne3 (better 34.Ke3-+) 34...g4! 35.fg4 (35.c5 Kg7 (35...dc5?? 36.Bc4+-; worse 35...bc5 36.Bc4+/-) 36.cd6 Nf6=) 35...Qf6 36.Kg3?? (36.Kg1 Qh4 (36...Be4? 37.Rf1+-) 37.gh5 Be4 38.Rf1 Ke7-+) 36...h4 (better 36...Qf4 37.Kg2 Be4 38.Kg1 Qe3 39.Kf1 Bf3 40.Bf3 Qf3 41.Ke1 Qe3 42.Kf1 Nf6-+) 37.Kg2 (better 37.Kh3 Qg5 38.Bc1 Be4 39.Nf5-/+) 37...Qf4?? (better 37...Be4 38.Kh3 Qd8-+) 38.Rd3?? (better 38.Rf1 Be4 39.Kh3+-) 38...Be4-+ 39.Kg1 (39.Kh3 Bd3 40.Nd5 Qc4 41.Nb6-+) 39...Bd3 40.Bd1 Qe3 41.Kg2 Be4 (41...h3 42.Kh1 Qe1) 42.Kf1 (42.Kf1 Nf6 43.Bb4 Bd3 44.Kg2 h3 45.Kh1 Be4 46.Bf3 Bf3). ClayPigeons (2055) - Geige4711 (2140), Rated Bullet game,, 2020.

3.e3 c5

4.a3 Ngf6 5.Nf3 g6 6.Be2 Bg7 7.0-0 0-0 8.c4 b6 9.Nc3 a6 10.d4 Bb7 11.d5 Qc7 12.e4 (12.Qd3 e6+=) 12...Rfe8 (better is 12...Ne4!? 13.Ne4 Bb2–/+) 13.Bd3 e6 14.Re1 ed5 15.ed5 Re1 16.Qe1 Re8 17.Qd2 Ne5 18.Ne5 Re5 19.Re1 Qe7? (better is 19...Re1!? 20.Qe1 cb4 21.ab4 Qd8+=) 20.Ne2+- Rg5?? (better is 20...b5+-) 21.Qg5 cb4 22.ab4 a5 23.ba5 ba5 24.Bf6 Bf6 25.Qe3 Qd7 26.Nd4 Kg7 27.Nb5 h6 28.g3 Bg5 29.Qe8 Qe8 30.Re8 Ba6 31.Nd6 a4 32.Ra8 Bc4 33.Bc4 a3 34.Ra3 Be7 35.Ne8 Kf8 36.Ra8 Bc5 37.Nf6 Ke7 38.Ne4 Bd4 39.d6 Kd7 40.Ra7! Kd8 41.Rf7 g5 42.d7 Bb6 43.Bb5 h5 44.Rf8 Ke7 45.Re8 Kf7 46.Ng5 Kf6 47.Nh7 Kg7 48.Ng5 Kf6 49.Ne4 Kf5 50.Nd6 Kf6 51.Nb7 White prepares the advance d8 51...Kf7 52.d8Q Bd8 53.Rd8 Kf6 54.Rd5 Kg6 55.Rh5! Kh5 56.f4 Kg4 57.h3! Kf5 58.g4 Kg6 59.h4 White prepares g5 59...Kf6 60.f5 Kg7 61.g5 Kf7 62.h5 Kg7 63.Kg2 Kf7 64.Kg3 Kg7 If Black now would get h6+ in, he might survive 65.Kg4 Kf7 66.f6 Kf8 67.g6 Kg8 68.h6 White intends g7 68...Kf8 69.Kg5 Kg8 70.f7 Kf8 71.Bc4 Ke7 72.g7 Kd7 73.f8Q Kc6 74.Qd6 Kb7 75.Bd5 Ka7 ½–½. elsh1403 – talent42, kurnik, 2011.

4.b5 b6 5.c4 Bb7 6.a4 d5 7.Nf3 e6 8.cd5 ed5 9.Nc3 Ngf6 10.Be2 Bd6 11.0-0 0-0 12.Rc1 Qe7 13.d3 Rad8 14.h3 Ne5 15.Ne5? (15.d4 Nf3 16.Bf3 Rfe8=) 15...Be5 (15...Qe5 16.g3 d4 17.ed4 cd4 18.Bf3 Bf3 19.Qf3 dc3 20.Bc3–+) 16.Qc2 (16.d4!? Bc7 17.Bf3=) 16...d4+= 17.Ne4? (better is 17.ed4 cd4 18.Nb1+=) 17...Ne4–+ 18.de4 de3 19.fe3?? Be4! 20.Qb3 Qg5 21.Rf2 Bb2 22.Qb2 Qe3 23.Rc3 Qd2 24.Bf3 Qb2 25.Rb2 Bf3 26.Rf3 Rfe8 27.Rbf2 f6 28.Rf4 Rd3 29.Rc2 Ree3 30.Rcc4 Kf7 31.Kh2 g5 32.Rf2 Ke6 33.Rfc2 f5 34.a5 Ke5 Black plans f4 35.ab6 ab6 36.Rc1 h5 37.R4c2 f4 38.Rf2 g4 39.hg4 hg4 40.Rcf1 Re4 41.Kg1 Rb3 42.Rc2 Rb5 43.Rf4 (43.Rf4 Kf4 44.g3 Kg3 45.Rg2 Kh4 46.Rh2 Kg5 47.Rd2–+). alfons78 – bubulac, kurnik, 2011.

4.b5 Ngf6 5.Nf3 g6 6.Be2 Bg7 7.0-0 0-0 8.c4 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 b6 12.Nc3 Bb7 13.Qc2 Qa8 (13...Qc7 14.Bb2=) 14.Bb2+= Ng4 15.Ra1 Qb8 16.h3 Nge5 17.Ne5 Ne5 18.f4 Nd7 19.Qa4 Qc7 20.Bf3 Ra8 21.Qd1 Bf3 22.Qf3 Ra1 23.Ba1 Qa7 24.Qd1 Nf6 25.Qa4 Qa4 26.Na4+= Nd7 27.Bg7 Kg7 28.Nc3 e6 29.e4 f6 30.d3 h6 31.g4 g5 32.fg5 fg5 33.Kf2 Kf6 34.Nd1 Ke5 35.Ke3 d5 36.cd5 ed5 37.ed5 Kd5 38.Nc3= Ke5 39.Ne4 Nf8 40.Ng3 Kf6 41.Nf5 Kg6 42.Ke4+/– h5 43.Kd5 hg4 44.hg4 Nh7? 45.Kc6 Nf6 46.Ne3 Kf7 47.Kb6 Nd7 48.Kc6 Ke6 49.b6 Ne5 50.Kc5 Nd3 51.Kc6 Ne5 (51...Ne5 52.Kc7 Nd7+-). erisonpassos – talent42, kurnik, 2011.

4.bc5 Nc5 5.Nc3 e5 6.Nf3 g6 (6...e4 7.Nd4=) 7.Bb5 (7.d4 Nd7+/–) 7...Bd7+= 8.Bd7 Nd7 9.d3 (9.Rb1 Ngf6+=) 9...Bg7 10.0-0 Ngf6 11.e4 Nc5 12.Rb1 0-0 13.h3 (13.Re1 Rc8+=) 13...b6 14.Qd2 Rc8 15.Rfe1 Nfd7 (15...Re8 16.Ba3=) 16.Nd5 (16.Nb5 Qf6+/–) 16...Nf6 17.Nf6 Bf6 18.c4 Qc7 19.Red1 Rfd8 (19...Bg7 20.Qe3=) 20.Rbc1 Ne6 21.a3 Qc5 22.Qb4 Qb4 23.ab4 Bg5 (23...a5 24.b5=) 24.Ng5 Ng5 25.f3 f6 26.b5 Ne6 27.Ra1 Ra8 28.Ra3 Nc5 (28...Rdc8 29.Rda1+/–) 29.Kf2 (29.d4 Ne6+/–) 29...Rd7 (29...a5 30.ba6! Ra6 31.Ra6 Na6 32.Ke3+/–) 30.Ke2 (30.d4 ed4 31.Bd4 Re8+-) 30...Nb7 (30...f5 31.Rda1+/–) 31.Bc3 Nc5 (31...Rc7 32.Ke3+/–) 32.Rda1 (32.d4 ed4 33.Bd4 f5+/–) 32...Ne6 33.g3 Kf7 34.Ke3 Ng7 (34...Rc7 35.Ra6+/–) 35.Ra6+- 1–0. Fournier,Frederic – ersino, Active, 2007.

4.bc5 Nc5 5.Nf3 Nf6 6.Be2 g6 7.0-0 Bg7 8.a4 0-0 9.d4 Ne6 10.Nbd2 b6 11.c4 Bb7 12.Rc1 Ne8 13.Qc2 f5 14.h3 h6 15.Nh4 Ng5 16.Ndf3 (better is 16.Ng6!? Rf7 17.Nf4+/–) 16...Nf3 17.Bf3 (worse is 17.gf3 e5 18.Ng2 Rc8+=) 17...Kh7?? (better is 17...Bf3 18.Nf3 e6+=) 18.Bb7+- Rb8 19.Bf3 Qd7 20.g3 g5 21.Ng2 g4 22.hg4 Kh8 23.gf5 Rf5 24.Bg4 Qc6 25.Bf5 Nf6 26.d5 Qc4 27.Qc4 1–0. ejdrzej (1680) – sacz, kurnik, 2012.

3.e3 c6

4.c4 a5 5.a3 e5 6.ba5 Be7 7.d4 Qa5 8.Bc3 Qc7 9.Qb3 Ngf6 10.Nf3 0-0 11.Be2 e4 12.Nfd2 d5 13.cd5 cd5 14.Bb4 Bd6 (14...Bb4 15.Qb4 b6 16.Nc3=) 15.Nc3 Bh2?? (better 15...Bb4 16.Qb4 Nb8=) 16.Bf8 Nf8 17.Nd5 (17.Nb5 Qb8 18.Rc1 Bg3+-) 17...Nd5 18.Qd5 Qc3 (better 18...Bd6+-) 19.Qa2 (19.Rd1!? Bb8+-) 19...Bd6 (19...Be6!? 20.Qb1 Bd6+/-) 20.0-0+- Ra3 (better 20...Be6 21.Ne4 Qc6+-) 21.Qb1?? (better 21.Ne4 Bh2 22.Kh1+-) 21...Ra1-+ (21...Qd2?! 22.Ra3 Ba3 23.Bc4-/+) 22.Qa1 Qd2 23.Bc4 b6 (23...Qb4 24.Qa2 Be6 25.Be6 Ne6 26.Qd5-+) 24.Qb1 (24.Qa7 Be6 25.Be6 Ne6 26.Qb6-/+) 24...Bf5 (better 24...Qb4!? 25.Qa2 Be6 26.Be6 fe6-+) 25.Qb6-/+ Qb4 26.Bd5?? (better 26.Qb4 Bb4 27.Rb1=+) 26…Qb6-+ 0-1. ClayPigeons (2125) - kadakonesad (2115), Rated Bullet game,, 2021.

4.c4 e5 5.a4 Be7 6.b5 Ngf6 7.Nf3 c5 (7...e4 8.Nd4=+) 8.Be2 (8.Nc3 a6=) 8...b6 (8...e4 9.Nh4=+) 9.0-0 0-0 10.d4 Bb7 (10...cd4!? 11.ed4 Qc7=) 11.de5+/- de5 12.Ne5 (worse 12.Be5 Bf3 13.Bf6 Be2 14.Be7 Bd1 15.Bd8 Be2=+) 12...Ne5 13.Be5 Qc8 14.Bf3 (14.a5 a6+/-) 14...Bf3+= 15.Qf3 Qe6 16.Bf6 (16.Bf4 Qc4 17.Nd2 Qc3=) 16...Bf6 17.Ra3 Qc4 18.Rd1?? (18.Nd2 Qc2 19.Ne4 Bb2=+) 18...h6 (better 18...Rad8 19.a5 Rd1 20.Qd1 Rd8-+ (20...Qb5?! 21.ab6 Rd8 22.Qf1 Qb6 23.h3-+)) 19.Nd2=+ Qe6 (19...Qc2 20.Ne4 Be5 21.Rf1-/+) 20.Ne4 Be7 (20...Rad8 21.Rad3 Rd3 22.Nf6 Qf6 23.Rd3 Qf3 24.gf3=+) 21.a5 Rad8 22.ab6?? (22.Rc1 c4 23.Ra2 a6=) 22...ab6 (22...Qe4 23.ba7 (23.Qe4?? Rd1) 23...Rd1 24.Qd1-/+) 23.Ra7?? (better 23.Rc1=) 23...Rd1-+ 24.Qd1 Rd8 (24...Qe4 25.Ra4 c4 26.Ra6-+) 25.Qf3?? (25.Nd2 Bd6 26.g3 Bb8=+) 25...c4 (better 25...Qe4! 26.h3 Qf3 27.gf3 Bh4-+) 26.h3=+ Bb4 27.g3?? (better 27.Rc7=) 27...c3 (better 27...f5!? 28.Nc3 Bc3 29.Rc7-+) 28.Rc7 Rc8 29.Rc8 Qc8 30.Qd1?? (better 30.Nc3 Qc3 31.Qa8 Kh7 32.Qd5-+) 30...c2 (30...Qh3?! 31.Nc3 Bc3 32.Qd8 Kh7 33.Qd3 Kg8 34.Qc3+=) 31.Qc1 Qc4 32.Nd2 Bd2 (32...Qb5?! 33.Qc2 Qd7 34.Nc4=+) 33.Qd2 c1Q (33...c1Q 34.Qc1 Qc1 35.Kg2 Qc5-+) 0-1. RichardSommer (2010) - TheBeechTree (1980),, 2020.

4.c4 e5 5.Qb3 f5 (5...a5 6.ba5 Nc5 7.Qd1=+) 6.Nf3 Ngf6 7.d4 e4 8.Nfd2 d5 (8...Be7 9.Be2=) 9.Nc3 dc4 10.Bc4 Qe7 11.a4 (11.b5 Nb6+=) 11...a5 (better 11...Qb4 12.Bf7 Kd8=+) 12.b5+/- c5 13.Nd5 Nd5 14.Bd5 Nf6 15.Bc4 Bd7 (15...cd4 16.Bd4 Ng4 17.Rc1+/-) 16.0-0 0-0-0 (16...cd4 17.Bd4 Rc8 18.Rac1+/-) 17.Bc3 (17.Rac1 cd4 18.Bd4 Kb8+-) 17...Kb8 (17...b6!? 18.Rac1 Kb8 19.dc5 Qc5 20.Bf7+/-) 18.Ba5 Rc8 19.Bb6 cd4 20.Bd4 (worse 20.ed4 Qb4 21.Rfd1 Qb3 22.Bb3 Bb4+/-) 20...Qb4 21.Rfd1 (21.Qc2!? Be6 22.Rfc1 Ng4+-) 21...Qb3 22.Bb3 Bd6? (22...Be7 23.Ra2+-) 23.Rdb1?? (better 23.Bf6 gf6 24.Ne4+-) 23...Ng4 24.h3 Ne5 25.Bd5 (25.a5 Bb5 26.Be6 Bd3 27.Bf5 Nc4 28.Nc4 Rc4+-) 25...Nd3 (25...Rc2!? 26.Rd1 Re8+/-) 26.a5 Be5 (26...Nb4 27.Nc4 Bc5 28.Rb4 Bb4+-) 27.a6 Bb5 (27...Bd4 28.ed4 ba6 29.ba6 Kc7+-) 28.a7 Ka8 29.Be5 (better 29.Rb5 Rc6 30.Nc4 Bc7+-) 29...Ne5 30.Rb5 Rc7 31.Nb3 (better 31.Be4 fe4 32.Re5 b6+-) 31...Nd3 (31...Nf7+-) 32.Na5 Rd8 (32...Nc5 33.Nb7! Nb7 34.Rab1+-) 33.Nb7 (33.Nc4 Rc6 34.Bc6 bc6 35.Nb6 Kb7 36.Nc8 Kc8 37.a8Q Kd7 38.Ra7 Ke6 39.Qc6 Rd6 40.Qc8 Rd7 41.Qd7 Kf6 42.Qf5) 33...Rd5 34.Nc5 (better 34.Rd5 Rc1 35.Rc1 Nc1 36.Ra5+-) 34...Rdc5?? (better 34...Rc8 35.Rb8 Rb8 36.ab8R Kb8=) 35.Rb8 1-0. ClayPigeons (2205) - ThebalackNight (2090), Rated Bullet game,, 2020.

4.c4 Ngf6 5.a4 g6 (5...e5 6.d4=+) 6.b5 Bg7 7.Nf3 0-0 8.Be2 e5 9.0-0 Re8 10.h3 (10.d4 Qe7=) 10...d5 (10...e4 11.Nd4=+) 11.Nc3 (11.d4 ed4 12.Bd4 dc4=) 11...d4 (better 11...e4!? 12.bc6 bc6=+) 12.ed4+= ed4 13.Nd4 c5 (13...Nc5 14.Nf3 Nd3 15.Bd3 Qd3 16.c5+=) 14.Nf3 Ne4 15.Qc2 (15.Re1 Nd6+/-) 15...Ndf6 (15...Nc3 16.dc3 Qc7 17.Bd3+=) 16.d3 (16.Ne4 Ne4 17.Rfe1 Bb2 18.Qb2 Bf5+/-) 16...Nd6 17.d4 (17.Rfe1 a6+/-) 17...Bf5 (17...cd4 18.Nd4 Nf5 19.Nf3+/-) 18.Qc1 (18.Qb3 Nd7 19.Rad1 Qa5+/-) 18...cd4 19.Nd4 Nc4?? (better 19...Bd7 20.c5 Nde4+/-) 20.Nf5+- (20.Bc4?! Qd4 21.Nd5 Qh4+=) 20...Nb2 21.Ng7 (21.Qb2 gf5 22.Rfd1 Qa5=+) 21...Re2 (21...Kg7 22.Qb2 Qd4 23.Bf3+-) 22.Ne2 Nd3 (22...Na4 23.Nf5 Nb6 24.Rd1+-) 23.Qe3 (23.Qa3 Kg7 24.Rad1 Qa5 25.Rd3 Re8+-) 23...Kg7 (23...Nb4 24.Qh6 Nfd5+-) 24.Rfd1 Qc7 25.Rd3 Re8 26.Qd2 Ne4 27.Qb2 Kg8 28.Rc1 Qe7 (28...Nc5 29.Rd5 b6 30.Qf6+-) 29.Re3 Qh4 (29...Qd7 30.Qd4 Qd4 31.Nd4+-) 30.Ng3 (better 30.Qd4 Qf2 31.Kh2 Qf5+-) 30...Nf6 31.Re8 Ne8 32.Rc8 Qe7 33.Ne4 (better 33.Qd4 f5 34.Qa7+-) 33...Qe4 34.Qf6 Qe1 35.Kh2 Qe5 (35...Qe5 36.Qe5 f5 37.Re8 Kf7 38.Qe7; 35...h6+-) 0-1. RichardSommer (2070) - Nareshmohanraj (2115),, 2020.

4.c4 Ngf6 5.b5 e5 6.Nf3 Be7 7.Be2 cb5 8.cb5 0-0 9.Nc3 Nb6 10.a4 Be6 11.a5 Nc4 12.Bc4 Bc4 13.d4 Qc7 14.Qa4 Rfc8 15.Rd1 e4 16.Nd2 Bd3 17.d5 Bd8 18.b6 ab6 19.Nde4 Ra5 20.Qb4 Bc2 (20...Nd5? 21.Nd5 Rd5 22.Nc3+-) 21.Rd2 Be4 22.Ne4 Nd5 23.Qd4 Bf6 24.Nf6 Nf6 (worse is 24...gf6 25.Qg4 Kf8 26.0-0+=) 25.Qd6 Qd6 26.Rd6 Ra2 27.Bf6 Rc1 (worse is 27...gf6 28.0-0=) 28.Rd1 Rd1 29.Kd1 gf6 30.Re1 Rf2 31.Re2 Re2 32.Ke2 Kf8 33.Kd3 Ke7 34.Kc4 Kd6 35.Kd4? (better is 35.Kb5!?–/+) 35...b5–+ 36.g3 b4 (36...b4 37.e4 b3–+) 0–1. Mosley,Gene – Hilchenbach,Hubertus, DESC, 2005.

4.c4 Ngf6 5.Nf3 e5 6.Nc3 Be7 7.d4 0-0 8.Qb3 Qc7 (8...Re8 9.Be2=) 9.Be2 e4 (9...ed4!? 10.Nd4 a5=) 10.Nd2+= d5 11.cd5 cd5 12.Nd5 Nd5 13.Qd5 Nf6 14.Qb3 Be6 15.Qc3 (15.Qa4 Qd6+=) 15...Qb6 (15...Qc3 16.Bc3 Rfc8 17.Bb2-/+) 16.Nc4 (16.Ba3 Rfc8 17.Qb2 Qd6=) 16...Bc4 17.Qc4 (17.Bc4?? Bb4 18.Bb3 Qa5-+) 17...Rac8 18.Qb3 Bb4 19.Kf1 Qa5 20.a3 Bd6 21.g3 (21.Rd1 Qf5=+) 21...h5 (21...Rc6 22.Rb1=+) 22.Kg2 (22.Rc1 Rc6=) 22...h4 23.Rhc1 (23.Qb7? Rc2 24.Qb5 Qb5 25.Bb5 Rb2-+) 23...Qg5 24.Rc8 (24.Qb7? Rb8 25.Qa7 Rb2-+) 24...Rc8 25.Qb7?? (better 25.Rc1 Rc1 26.Bc1=) 25...Rf8?? (25...Rb8 26.Qa7 Rb2-+) 26.d5?? (better 26.Qa7 Rc8 27.Rc1+-) 26...hg3?? (better 26...Rb8 27.Qa7 Rb2-+) 27.hg3=+ Nd5 (27...Rb8 28.Bf6 Qf6=+ (28...Rb7?? 29.Bg5 Rb2 30.Bc4+-)) 28.Rh1?? (better 28.Qa7 Rc8 29.Bd4+/-) 28...Ne3! 29.fe3 Qg3 30.Kf1 Qe3 (better 30...Rb8!? 31.Qe4 Rb2 32.Qe8 Bf8 33.Rh8 Kh8 34.Qf8 Kh7 35.Bd3 g6 36.Qf7 Kh6 37.Qf8 Kh7 38.Qf7 Kh6 39.Qf8 Kh7 40.Qf7=) 31.Qd5= Bg3 (better 31...Qf4 32.Kg2 Qg3 33.Kf1 Rb8=) 32.Qf5+/- Qf2?? (better 32...Qf4 33.Qf4 Bf4+/-) 33.Qf2+- Bf2 34.Kf2 e3 (34...Rb8 35.Bd4+-) 35.Ke3 Re8 (35...Rb8 36.Be5 Re8 37.Kf4+-) 36.Kf3 (36.Kf2 Re7 37.Rg1 f5+-) 36...Kf8 (36...Rb8 37.Bd4 Rb3 38.Ke4 Ra3 39.Rg1+-) 37.Bd3 (37.Rh8 Ke7 38.Re8 Ke8 39.Bg7 Ke7+-) 37...Re6 (37...Rd8 38.Rh8 Ke7 39.Rd8 Kd8 40.Bg7+-) 38.Bc3 (better 38.Rh8 Ke7 39.Ra8 a5 40.Bg7 Rb6+-) 38...Rd6 (38...Rh6 39.Rb1 Rh3 40.Ke4 f5 41.Kd4 g6+-) 39.Bb4 Ke7 40.Re1 (better 40.a4 Ke6 41.Re1 Kd5 42.Be4 Ke5 43.Bc6 Kd4 44.Bd6 g5+-) 40...Kd7 41.Bd6 (41.Bb5!? Kc7 42.Re7 Kb6 43.Bd6 Kb5 44.Ra7 Kc6+-) 41...Kd6 42.Re3 (42.Rb1 f6+-) 42...Kd5 (42...g6 43.Bc4 f6 44.Re6 Kc5 45.Bd3+-) 43.Re4 (43.Re7!? Kd4 44.Be4 a5+-) 43…Kc5. ClayPigeons (2100) - Mak90 (2135), Rated Bullet game,, 2019.

4.c4 Ngf6 5.Nf3 e5 6.Nc3 Be7 7.Be2 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Nbd7 7.Nc3 c6).

4.d3 Qc7 5.Nf3 e5 6.a4 Ngf6 7.c4 b6 8.Nbd2 c5 9.b5 Be7 10.Be2 Bb7 11.0-0 0-0 12.Bc3 a6 13.h3 ab5 14.ab5 Ra1 15.Ba1 Ra8 16.Bc3 h6 17.Qc2 e4 18.de4 Ne8 19.Ra1 Ra1 20.Ba1 Bf6 21.Bf6 Nef6 22.Nf1 Qd8 23.Bd3 Qe7 24.Ng3 Ne5 25.Ne5 de5 26.Nf5 Qe6 27.f3 Bc8 28.Kf2 Qe8 29.Nd6 Qd7 30.Nc8 Qc8 31.f4 ef4 32.ef4 Nh5 33.Kf3 Qc7 34.e5 Qb7 35.Be4 Qe7 36.g4 Qh4 37.gh5 Qh3 38.Ke2 Qh2 39.Kd3 Qf4 40.Qb2 Qg3 41.Kd2 Qg5 42.Kd1 Qh5 43.Qe2 Qe5 44.Bh7 Kh7 45.Qe5 1–0. eliton – prico, kurnik, 2012.

4.Nf3 Ngf6 5.Be2 e5 6.0-0 Be7 7.h3 Qc7 8.d3 d5 9.a3 a5 10.Nbd2 ab4 11.ab4 Ra1 12.Ba1 0-0 13.c3 e4 14.de4 Ne4 15.Ne4 de4 16.Nh2 Bf6 17.Bg4 Ne5 18.Bc8 Qc8 19.c4 Rd8 20.Qb3 Qe6 21.Be5 Be5 22.Rd1 Re8 23.Qc2 f5 24.c5 Re7 25.Qa4 Kf7 26.b5 Bh2 27.Kh2 Qe5 28.Kg1 Qc5 29.bc6 bc6 30.Qb3 Kg6 31.Qb1 Qe5 32.Qc1 c5 33.Qc4 Rc7 34.Rd5 Qe7 35.Qa6 Kg5 36.h4 Kg4 37.Kh2 Qh4 38.Kg1 Qe7 39.Qe2 Kg5 40.f4 ef3 41.Qf3 g6 42.Qf4 Kf6 43.Qh4 Kg7 44.Qe7 Re7 45.Rc5 Re3 46.Rc7 Kh6 47.Kf2 Re4 48.Kf3 Kg5 49.g3 h5 50.Rc5 Ra4 51.Kg2 Kg4 52.Rc6 g5 53.Rc3 Ra2 54.Kf1 h4 55.gh4 Kh4 56.Rc4 f4 57.Kg1 Kg3 58.Rc3 f3 59.Rc1 g4 60.Kh1 Rh2 61.Kg1 f2 62.Kf1 Rh1 0–1. joaquimbage – tajniak0076, kurnik, 2012.

4.f4 e5 5.Nf3 Qc7 6.f5 Be7 7.Be2 e4 8.Bg7 ef3 9.Bh8 fe2 10.Qe2 Ndf6 11.0-0 d5 12.g4 h6 13.e4 Qe5 14.c3 Qe4 15.Qe4 de4 16.h3 Bd7 17.d4 ed3 18.Re1 0-0-0 19.Nd2 Bd6 20.Rac1 c5 21.a3 Kb8 22.Nc4 Bf8 23.Rcd1 Bb5 24.Ne5 c4 25.Nf7 Re8 26.Re8 Be8 27.Re1 Bf7 28.Kg2 Kc7 29.Kg3 b5 30.h4 Bd5 31.g5 Bd6 32.Kh3 Ne4 33.f6 hg5 34.hg5 Ng5 35.Kg4 Nf3 36.Re3 Nh6 37.Kh5 Nf7 38.Bg7 d2 39.Re7 Be7 40.fe7 Kd7 0–1. elsh1403 (1625) – kepuc007 (1725), kurnik, 2012.

4.c4 Qc7

5.a4 e5 6.b5 h6 (6...Ngf6 7.d4=+) 7.Nf3 Ngf6 8.Be2 Be7 9.0-0 Nf8 (9...d5 10.cd5 cd5 11.Nc3=) 10.h3 Ng6 11.Nc3 0-0 12.Qc2 Be6 13.d4 ed4 (13...Rae8 14.a5+=) 14.Nd4+= (worse 14.ed4 Nf4=) 14...Bd7 15.Bf3 (15.a5 Rfe8+/-) 15...Qc8 (15...Ne5 16.Qe2=) 16.Qb3 (better 16.a5+=) 16...Bh3? (better 16...Ne5 17.Be2 c5+=) 17.g3?? (better 17.bc6 bc6 18.gh3 Qh3 19.Bg2+- (19.Bc6?? Ng4 20.Nf3 Nh4 21.Ba8 Qg2)) 17...Bf1-+ 18.Kf1 (18.Rf1 Rb8-+) 18...c5 19.Nde2 Rb8 (19...Re8 20.Bg2-+) 20.Nf4 Nf4 21.ef4 Qf5 22.Nd5 Nd5 23.Bd5 b6 (23...Bf6 24.Bf6 Qf6 25.Re1-+) 24.Qc3? (better 24.Re1 Bd8 25.Kg1-/+) 24...Bf6-+ 25.Qd2 Bb2 26.Qb2 Rbe8 27.a5 (27.Qb1 Qh3 28.Kg1 Re7-+) 27...Re7 (27...Qd3 28.Kg2 Re2 29.Qa3-+) 28.ab6 ab6 29.Ra6? (29.Kg2 Rfe8-+) 29...Rb8 (better 29...Qd3!? 30.Kg2 Re1 31.Ra2-+) 30.Qa2 (30.Kg2 Re1 31.Ra7 Rf8-+) 30...Qd3 31.Kg2 Re2 (31...Re1!? 32.Ra8 Qf1 33.Kh2-+) 32.Qa3 Qa3 (32...Qd2 33.Qf3-+) 33.Ra3 Rbe8 (better 33...Kf8!?-+) 34.Ra6=+ Rc2 (34...Rd2 35.Rb6 Ree2 36.Rd6 Rf2 37.Kh3=) 35.Rb6= Ree2 36.Rd6 Rf2 37.Kh3 Kh7? (37...Kf8!? 38.Rd7 h5=) 38.Kg4 (38.Bf7 Rcd2 39.Bg6 Kg8+-) 38...g6 (better 38...Rcd2!? 39.b6 Rd4+/-) 39.Rd7+- (39.Bf7?! Kg7 40.Bd5 Rc3 41.Rd7 Kf8+/-) 39...Rc3 (39...Kh8 40.Rf7 (40.Bf7?! Rg2+/-) 40...Rc3 41.b6+-) 40.Rf7 (worse 40.Bf7 h5 41.Kg5 Rg3 42.Kf6 Rf4 43.Ke5 Rf1=+) 40...Kh8 41.Rf8?? (better 41.b6 Rb2 42.b7+-) 41...Kg7= 42.Rf7 Kg8?? (better 42...Kh8=) 43.Rc7 (43.f5 Rd2 44.fg6 Rd4 45.Kf5 Rg3+-) 43...Kh8 (43...Kf8 44.b6 (44.Rc5?! h5 45.Kg5 Rg3 46.Kh6 Rf4 47.Rc8 Ke7+=) 44...Rb3 45.b7 h5 46.Kg5 Rg3 47.Kh6+-) 44.Rc5 (44.b6 Rb3 45.b7 Rfb2+-) 44...Re2 (44...Rf1 45.Kh3 Rg1 46.Bg2+/-) 45.Rc8 Kg7 46.b6 Kf6?? (46...h5 47.Kh3 Rb3+-) 47.Rf8 Ke7 (47...Kg7 48.b7 h5 49.Kh3+-) 48.Rf7 (48.Rf7 Kd6 49.Rf6 Kc5 50.Rc6 Kd4 51.Rg6+-; better 48.b7 h5 49.Kh3 Rb3+-) 1-0. RichardSommer (2085) - Hackelaar (2010),, 2020.

5.a4 Ngf6 6.b5 g6 (6...e5 7.d4=+) 7.Nf3= Bg7 8.Be2 0-0 9.0-0 e5 (9...Rd8 10.Nc3+=) 10.Nc3 (10.d4 cb5 11.cb5 Re8+=) 10...Re8 (10...e4 11.Ne1=) 11.h3 (11.d4 a6=) 11...Nf8 (11...b6 12.d4=) 12.Qc2 (12.d4 ed4 13.Qd4 Ne6=) 12...Bf5 (12...Ne6 13.d3=) 13.d4?? (better 13.e4 Be6 14.Rfc1=) 13…Bc2-+ (13...Bc2 14.Rac1 Bf5-+) 0-1. RichardSommer (2055) - hunt3r62 (2030),, 2020.

5.Qb3 e5 6.Nf3 h6 (6...a5 7.a3=) 7.d4 Ngf6 8.Nc3 ed4 9.ed4 Be7 10.Be2 0-0 11.0-0 Re8 12.Rfe1 Nf8 (12...Nb6 13.a4+=) 13.a4 White prepares the advance b5 (13.d5 Ng6+=) 13...Ng6= 14.Rac1 Bd7 15.b5 Qc8 (15...Nf4 16.d5=) 16.Bf1 Bg4 17.Ne2 Bf3 (17...cb5 18.cb5 Qe6 19.Qe6 Be6 20.a5=) 18.Qf3+= (worse 18.gf3 d5=+) 18...Qg4 19.Qg3 Qg3 20.Ng3 Rad8 (20...cb5 21.ab5 a5 22.ba6 ba6 23.Nf5+/-) 21.Ba3 (21.Nf5 cb5 22.ab5 d5+/-) 21...d5+= 22.Be7 Re7 23.Nf5 Re1 24.Re1 dc4 25.Bc4 Nd5 26.bc6 bc6 27.Bd5 (27.a5 Rb8+=) 27...Rd5= 28.h4?? (better 28.g4=) 28...Rf5-+ 29.g3 (29.Rc1 Rf6-+) 29...Rd5 30.Rd1 (30.Re8 Nf8-+) 30...Ne7 (30...c5 31.Kg2-+) 31.Rc1 (31.Rb1 Nf5-+) 31...Kf8 (31...Rd4 32.a5-+) 32.Re1 (32.Rc4 Rd6-+) 32...Nf5 33.Rc1 Nd4 34.Rc4 Ke7 35.Kg2 Kd6 36.f4 f5 37.Kh3 (37.Kf2 a5-+) 37...Ne6 38.Rb4 (38.Rc3 Rd2 39.h5 c5-+) 38...c5 39.Rb7 Nc7 (better 39...c4 40.Rb1-+) 40.Ra7 c4 (40...Kc6 41.g4 fg4 42.Kg4 c4-+) 41.Ra6 (41.Rb7-+) 41...Kc5 (41...Na6 42.h5 c3 43.Kh2 c2 44.Kg2 Rd2 45.Kh3 c1Q 46.g4 Qc3 47.Kh4 Rh2) 42.Rg6 Rd7 (better 42...c3 43.Rg7 Kc6 44.Rg6 Kb7 45.a5 Ra5 46.Rh6-+) 43.h5 (43.g4 c3 44.gf5 c2-+) 43...Kd4 (43...c3 44.Kh4 c2 45.Rd6 Rd6 46.g4 c1Q 47.gf5 Qf4 48.Kh3 Rd2 49.f6 Rh2) 44.g4 fg4 (44...Nd5 45.Rc6-+) 45.Kg4 (45.Rg4 c3 46.f5 Kd3 47.Rg3 Kc4 48.Rg4 Kb3-+) 45...c3 46.Rc6 Kd3 47.a5 c2 48.f5 (48.a6 Na6! 49.Rc2 Kc2-+) 48...Kd2 (better 48...Rd4 49.Kf3 Rc4 50.Rd6 Kc3 51.a6-+) 49.f6 gf6 50.Kf5 c1Q 51.Kg6 (51.Rc1 Kc1 52.Kf6 Ne8 53.Kg6 Rd6 54.Kf7-+) 51...Qc6 (51...Qg1 52.Kf5 Qg5 53.Ke4 Qg4) 52.Kh6 (52.Kf5 Qf3 53.Kg6 Qe4 54.Kh6 Rh7) 52...Qc5 53.Kg6 (53.a6 Qg5) 53...Qa5 (53...Qg5) 54.h6 (54.Kf6 Ne8 55.Kg6 Rg7 56.Kh6 Qb6) 54…Qd5 (54...Qd5 55.Kf6 Rf7 56.Kg6 Qf5; 54...Qg5) 0-1. ClayPigeons (2160) - Hackelaar (2120), Rated Bullet game,, 2021.

5.d4 Ngf6=.

5.Nf3 e5 6.Qb3 h6 7.d4 Ngf6 8.de5 Ne5 9.Ne5 (9.Be2 a5=) 9...de5 10.Be2 Be7 11.Nc3 0-0 12.b5 (12.0-0 Be6=) 12...Rd8=+ 13.Rc1 Be6 14.0-0 cb5 (14...e4 15.f3=+) 15.Nb5= Qb6 (15...Qb8 16.f4 ef4 17.Rf4=) 16.Nc3?? (better 16.Be5 Rac8 17.Nd4+/-) 16...Rac8 (16...Qb3 17.ab3 Rd2 18.Ba1=) 17.Na4 (17.Qb6 ab6 18.Nb1 Nd7=) 17...Qb3=+ 18.ab3 b5 19.cb5 Bb3 (19...Rc1 20.Rc1 Bb3 21.Be5 Ba4 22.Ra1=+) 20.Nc3 Bc4 (20...Rd2!? 21.Ne4 Rc1 22.Nd2 Rc2 23.Nb3 Rb2-/+) 21.Bc4+= Rc4 22.Ra1 (22.Nd5 Rd5 23.Rc4 Rb5+=) 22...Rd7 23.Rfd1 Rdc7 24.h3 Rc3 (24...Kf8!?=) 25.Bc3+= Rc3 26.Ra7 Rb3? (better 26...Bc5 27.Rd8 Kh7 28.Rf7 Rc1 29.Kh2 e4+=) 27.Ra8?? (better 27.Re7 Rb5 28.Rd8 Kh7 29.Rf8+-) 27...Kh7= 28.Ra7 (28.Rb8 Rb2=+) 28...Bc5=+ 29.Rf7 Kg6 (29...Rb5 30.Rc7=+) 30.Rc7 (better 30.Rb7+=) 30...Rb5=+ 31.Rc1 Ba3 32.Ra1 Bb2 (32...Bd6!? 33.Rc6 Rd5=+) 33.Raa7= Ne8 34.Re7 Rb8 35.Rab7 (35.Ra6 Nf6=) 35...Rb7=+ 36.Rb7 Nf6?? (36...Ba3 37.Ra7 Bd6 38.f3=+) 37.Kh2?? (better 37.Rb2 e4 38.Rb5+-) 37...Bc3=+ 38.Kg3 Ba5 (38...Kf5 39.Kh2 g5 40.g4 Kg6 41.Kg2=+) 39.Kf3 Bd8 (39...e4 40.Ke2=+) 40.Ke2 Nd5?? (40...e4 41.f3=+) 41.f3?? (better 41.Rd7 Nc3 42.Kd3+-) 41...Nc3 (41...Bh4 42.Kd3 Bg3 43.Rd7=+) 42.Kf2 (42.Kd3 Na4 43.Kc4=) 42...Nd5 (better 42...e4!?=+) 43.Rb5 Nc3 44.Re5 Nd1 (44...Bh4 45.Kf1+=) 45.Ke2+/- Nc3 46.Kf2 (46.Kd2 Na4+/-) 46...Bf6 (46...Nd1 47.Ke1 Bf6+/-) 47.Rc5 Nd1 (47...Kf7 48.Rc4+/-) 48.Ke2 Nb2. ClayPigeons (2110) - Hackelaar (2085), Rated Bullet game,, 2020.

5.Nf3 e5 6.d4 Ne7 7.Nbd2 a5 8.a3 ab4 9.ab4 Ra1 10.Qa1 Ng6 11.h4 h5 (11...ed4 12.Bd4 Nge5 13.Be2+=) 12.Bd3+/- ed4 13.Bd4 (13.ed4?! Nf4 14.Bf1 d5=) 13...Nge5 14.Bf5 f6 15.Be5 (15.0-0 Be7+/-) 15...Ne5 (15...de5 16.Bg6 Kd8 17.Qc3+=) 16.Bc8 (16.Qa8 Nd7+/-) 16...Qc8+= 17.0-0 Be7 18.Ne5 (18.Qd4 0-0+=) 18...de5 (18...fe5 19.f4 Bh4 20.fe5+=) 19.c5+= 0-0 20.Qb1 (20.Qa2 Kh7+=) 20...f5 (20...Qe6 21.Rd1=) 21.Nc4 (21.Qa2 Kh7=) 21...Qe6 22.Nb6 (22.Na5 Rb8 23.e4 f4= (worse 23...Bh4 24.ef5 Qf7 25.Qe4+/-)) 22...Bh4=+ 23.g3 (23.Rd1 Rd8=+) 23...Bg5 Black intends f4 (23...Bd8 24.Na4-/+) 24.Qd1 h4 25.Qh5 (25.gh4 Bh4 26.Qd6 Kf7-/+) 25...Bf6 (25...Bd8!?-/+) 26.gh4=+ f4 (26...Bd8 27.Rd1 Bb6 28.cb6=+) 27.e4 (27.Qg6 fe3 28.fe3 Qh3=) 27...Rd8 (27...Bd8 28.Rd1 Bb6 29.cb6=+) 28.Kg2 Rd3 29.Rh1 (29.Qg6 Kf8 30.Kg1 Qh3=+) 29...f3 (better 29...Bd8!? 30.Qf5 Qf5 31.ef5 Bb6 32.cb6 Rd4-/+) 30.Kg3 Rd4 (30...Bd8 31.Ra1 Qf6 32.Nc4+=) 31.Kf3 (31.Ra1 Bd8+=) 31...Rd3 (31...Bd8!? 32.b5 g6-/+) 32.Kg2= Rd2 (better 32...Bd8=) 33.Qg6?? (33.Ra1 Be7+/-) 33...Qf7?? (better 33...Rf2! 34.Kf2 Bh4 35.Rh4 Qg6-+) 34.Qf7 (34.h5!? Be7 35.Qf7 Kf7+/-) 34...Kf7 35.Nc4 Rd4 36.Nd6 Ke6 37.f3 (better 37.h5!? Rb4 38.h6 gh6 39.Rh6+/-) 37...Rb4= 38.h5 Rb2 39.Kg3 b5 (39...Bg5 40.Nf5 Bf4 41.Kh3=) 40.h6+= gh6 41.Rh6 b4? (better 41...Ke7+=) 42.Ne8+- b3 (42...Rc2 43.Nf6 Ke7+-) 43.Nf6 (43.Rf6?! Ke7 44.Rc6 Ke8+/-) 43...Rb1 44.Ng4 Ke7 45.Rc6 (45.Ne5 Rg1 46.Kf2 b2 47.Nc6 Ke8 48.Rh8 Kd7+-) 45…b2 (45...b2 46.Rb6 Rg1 47.Kf2 b1Q 48.Rb1 Rb1 49.Ne5 Rb3+-). zembelek (2120) - LordHaydeN (2220), Rated Blitz game,, 2014.

3.e3 e5

(--> 1.b4 e5 2.Bb2 d6 3.e3 Nd7).

4.c4 Ngf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7).

4.c4 g6 5.Nf3 Bg7 6.Be2 Ngf6 7.0-0 0-0 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0).

4.Nf3 Ngf6 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7 5.Nf3).

3.e3 e6

4.Nf3 Ne7 5.Be2 b6 6.b5 Bb7 7.0-0 h6 8.c4 e5 9.h3 (9.d4 Ng6+/–) 9...g6 10.d4 Bg7 11.Nc3 ed4 12.ed4 0-0 13.a4 Bf3 (13...d5!?+=) 14.Bf3+/– (worse is 14.gf3 Nf5 15.Nd5 Nc5+=) 14...Rb8 (14...Rc8 15.Nd5+/–) 15.Ne2 (15.Re1 Re8+/–) 15...Nf6 16.a5 Nh7 (16...ba5 17.Ra5 d5 18.Qa4+=) 17.ab6+/– ab6 18.Ra7 d5 19.cd5 Ng5 20.Nf4 Nf5 21.Qb3 Bd4 22.Bd4?? Nd4–+ 23.Qd3 Ndf3 24.gf3–/+ Qf6 25.Ng2 Nf3 26.Kh1 Ng5 27.h4 Qf3 28.Qf3= Nf3 29.Rc7 Rfd8 30.Rd1 Ne5 31.Ne3 Kg7 32.d6 h5 33.f4 Nf3 34.Nc4 Nh4 35.Ne5+- White prepares d7 35...Nf5 36.Rf7 Kh6 37.d7 Rb7 (37...Rb7 38.Rg1 Nh4+-). lousse – reiartur, kurnik, 2011.

4.Nf3 Ne7 5.Be2 Ng6 6.0-0 f6 7.d3 Be7 8.Nbd2 0-0 9.c4 f5 10.a4 Bf6 11.Bf6 Qf6 12.d4 e5 Black prepares f4 13.de5 Nde5 14.Ne5 de5 15.c5 f4 16.ef4 ef4 (16...Nf4 17.Bf3=) 17.Nf3 Bg4 18.h3 Bh5?? (18...Rad8 19.Qb3 Be6 20.Bc4 Bc4 21.Qc4 Kh8 22.Rae1+=) 19.Nh2 (19.Qd5 Kh8 20.Qh5 a5+-) 19...Nh4?? 20.Bh5+- Qg5 21.Bf3 Rf6 22.Qd5 Qd5 23.Bd5 Kf8 24.Bb7 Rb8 25.c6 Re8 26.Rfe1 Re1 27.Re1 f3 28.g3 Nf5 29.Nf3 Nd6 30.Kg2 Nc4 31.b5 Nb2 32.a5 Nc4 33.Rd1 Na5 34.Rd8 Ke7 35.Rd7 Ke6 36.Rc7 Kd6 37.Rg7 h6 38.c7 (38.c7 Rf8 39.c8Q Rc8 40.Bc8+-) 1–0. ejdrzej (1710) – vatnajokull, kurnik, 2011.

4.Nf3 Ne7 5.Be2 Ng6 6.0-0 f6 7.d3 Be7 8.Nbd2 0-0 9.c4 f5 10.Qc2 Bf6 11.a4 (11.d4 b6+=) 11...e5 12.d4 White plans c5 12...Qe7 (12...e4 13.Ne1=) 13.de5 (13.Qf5!? a5 14.b5+/–) 13...Nde5= 14.Ne5 Be5 15.Be5 de5 16.c5 f4 (16...Be6 17.Rad1=) 17.ef4 (17.Bd3 a5+/–) 17...ef4 (17...Nf4 18.Bf3=) 18.Bf3 Nh4 19.Rfe1 Qg5 20.Qb3 Kh8 21.Ne4 Qg6= 22.Rad1 Bh3–+ 23.Nd2? Bg2 24.Qe6 Bf3 25.Qg6 hg6 26.Rc1 Rf5 27.Re7 Rg5 28.Kf1 Bg2 29.Ke1 Nf3 30.Nf3 Bf3 31.Kf1 Rd8 32.a5 Rd2 33.b5 Rg2 34.a6 Rgf2 35.Kg1 Rg2 36.Kf1 Rdf2 37.Ke1–+ ba6 38.ba6 Ra2 (38...Ra2 39.Kf1 Rgf2 40.Ke1 Rh2 41.Re8 Kh7 42.Rh8 Kh8 43.Rc2 Ra1 44.Rc1 Rc1; 38...Rb2 39.Re8 Kh7 40.Rh8 Kh8 41.Kf1 Rh2 42.Rc2 Rb1 43.Rc1 Rc1) 0–1. ejdrzej (1620) – vatnajokull, kurnik, 2011.

4.f4 Ne7 5.Nf3 Ng6 6.Be2 f6 7.0-0 Be7 8.Nd4 Nb6 9.a4 Bd7 10.a5 Nd5 11.b5 0-0? (11...e5 12.Nb3+=) 12.c4 (better is 12.f5!? ef5 13.a6+- (13.Nf5?! Kh8+/–)) 12...Nb4+/– 13.Qb3 d5 (13...c5 14.f5 ef5 15.Nf5 Bf5 16.Rf5+/–) 14.Ba3 (14.cd5 Nd5 15.f5 Ne5+-) 14...dc4 15.Bc4 (15.Qc4?! Nd5+/–) 15...Nd5 16.Bd5 ed5 17.Qd5 Kh8 18.f5 Ne5 19.Ne6 (better is 19.Qb7!? Rf7+-) 19...Be6 20.Qe6 Ba3 21.Ra3 (21.Na3?! Qd2 22.Qb3 c5= (worse is 22...Qa5 23.Nc4 Nc4 24.Ra5 Na5 25.Qc3+/–)) 21...Re8 22.Qa2 Qd6 23.d4?? Ng4–/+ 24.g3 Ne3 25.Re1? Qd4–+ 26.Qf2 Nf5 27.Re8 Re8 28.Qd4 Nd4 29.Rd3 Nb5 30.Rd7 Kg8 31.Nd2 Kf8 32.Nb3 Re7 33.Rd8 Kf7 34.Nc5 b6 35.ab6 ab6 36.Na6 Ke6 37.Nb8 c5 38.Nc6 Rd7 39.Re8 Kd6 40.Nb8 Re7 41.Rd8 Kc7 42.Rd2 Kb8 43.Rb2 Nd6 44.Kf2 Kc7 45.Kf3 Kc6 46.h3 Nc4 47.Rc2 Re3 48.Kf2 Re4 49.Ra2 Re7 50.Ra8 b5 51.Rc8 Rc7 52.Re8 b4 53.Rb8 Nb6 54.Ke2 Kb5 55.Kd3 c4 56.Kc2 Kc5 57.Rd8 b3 58.Kc3 Nd5 59.Kd2 Nb4 60.Kc3 Nd5 61.Kb2?? Nb6 62.Kc3 Na4 63.Kd2 c3 64.Kc1 Kc4 Black intends b2 65.Re8 b2 66.Kb1 Rb7 67.Re4 Kb3 68.Ra4 Ka4 (68...Ka4 69.Kc2 b1Q 70.Kc3 Rd7 71.Kc4 Qc2#; 68...c2) 0–1. elsh1403 – vatnajokull, kurnik, 2011.

3.e3 f6

4.c4 e5 5.Qb3 Ne7 6.Nf3 g6 (6...a5 7.Qa4=) 7.d4 Bg7 8.Be2 h6 9.Nc3 f5 10.de5 Ne5 11.Nd4 c6 12.0-0 Bd7 13.Rfd1 Qc8 14.Rac1 g5 (14...0-0 15.Rc2+=) 15.a4 N7g6 Black plans f4 16.Bf1 (16.Bh5 0-0 17.Ncb5+/-) 16...f4? (16...Qc7 17.e4 f4 18.Be2+=) 17.Nce2 (better 17.Ne4 Bf8 18.ef4 gf4 19.Nf3+-) 17...fe3+= 18.Qe3 0-0 19.Ng3 (19.Qb3 Qe8=) 19...Ng4 (19...c5 20.Nb5 Nf3 21.gf3 Bb2 22.Rb1 Bb5 23.Rb2 Ba4 24.Rd6=) 20.Qd2 (20.Qe4 Nf4 21.Qc2+=) 20...Nf6 (better 20...Nf2!? 21.Re1 c5=+) 21.f3 (21.Bd3 Nh4+/-) 21...Nf4 (21...Ne5 22.Qc2 Ne8 23.c5+=) 22.Nde2+/- N6h5 (22...c5!? 23.b5 a6+/-) 23.Nf4 Nf4 24.Ne2 (better 24.Bg7!? Kg7 25.Ne4+-) 24...Bb2+/- 25.Qb2 Be6? (better 25...Qb8!?+=) 26.Nf4+- Rf4 27.Qd2?? (27.Rd6 Kf7 28.Re1+-) 27...Qf8 (27...d5!?+=) 28.Qd6+/- Qf5 (28...Kf7 29.Qd2+/-) 29.Qd2 (29.a5 Re8+-) 29...Rf8 (29...a5 30.Bd3 Qe5 31.Be4+/-) 30.Bd3 (30.Qe3 a6+-) 30...Qf6 (30...Qf7 31.a5+/-) 31.Qe2 (31.Qe3 a6+-) 31...Bf5 (31...g4 32.Re1 Bc8 33.fg4 Bg4 34.Qe3+/-) 32.Bf5 Qf5 33.Re1 g4 34.fg4 Rg4 35.Qe6 Qe6 36.Re6 Kf7? (36...Rff4 37.Re7+/-) 37.Re2 (better 37.Rh6!? Kg7 38.Rd6+-) 37...Rfg8 (37...Kg6 38.Re7 Rf7 39.Rf7 Kf7 40.Kf2+/-) 38.Rf1 (38.h3 Rf4+/-) 38...Kg6 39.Rf3 h5 (39...Rd8 40.Re6 Kg7 41.Re7 Kg6 42.Rb7 Rc4 43.Rg3 Kf6 44.Ra7 Rb4 45.Rc3+/-) 40.Re6 (40.h3 Rc4 41.Rg3 Kh7 42.Re7 Kh8 43.Rg8 Kg8 44.Rb7 a5 45.ba5 Ra4+/-) 40...Kg7 41.h3 (better 41.Re7 Kh6 42.g3+/-) 41...Rg6? (41...Rc4 42.Re7 Kg6 43.Rb7+/-) 42.Re7 (better 42.Rg6!? Kg6 43.Rg3 Kf7 44.Rg8 Kg8+-) 42...Kh6 43.Rf5 (43.Rb7 Rg2 44.Kf1 Rb2 45.Rf6 Kg5 46.Rc6 Kh4+=) 43...R8g7 (better 43...Rg2 44.Kf1 R8g7+=) 44.Kf1?? (better 44.Rg7 Rg7 45.Kf2+/-) 44...Re7-+ 45.g4 (45.Rf4 Rge6 46.Rf3 Re1 47.Kf2 R1e2 48.Kf1 Rc2-+) 45...hg4 46.h4 (46.Rf4 g3 47.Kg1 Re1 48.Kg2 Re2 49.Kg1 Kh5-+) 46...g3 47.Kg2 (47.Rg5 Rg5 48.hg5 Kg5 49.b5 Kf4 50.Kg2 Re2 51.Kf1 Kf3 52.a5 g2 53.Kg1 Re1 54.Kh2 Rh1) 47...Re2 48.Kg1 Rb2 Black plans g2 (48...Rg4 49.Rf6 Kh5 50.Rf8 Rc4 51.Kf1-+) 49.h5 (49.Rg5 Rg5 50.hg5 Kg5 51.Kf1 Kg4 52.b5 g2 53.Kg1 Kg3 54.bc6 Rb1) 49...g2 (49...Rg4 50.Rf6 Kh5-+) 50.hg6-/+ Kg6 51.Rf3? (better 51.Ra5!? a6 52.b5 ab5 53.ab5 cb5 54.cb5-+) 51...Rb1 52.Kg2 Rb2 53.Kg3 Rb4 0-1. ClayPigeons (2135) - TrumpIsYourDaddy (2095), Rated Bullet game,, 2021.

4.Bc4 e5 5.Bg8 Rg8 6.Qh5 g6 7.Qh7 Rg7 8.Qh8 (8.Qh4 d5=) 8...Qe7 9.Nc3 c6 (9...Nb6 10.e4=) 10.Qh4 (10.e4 Nb6 11.Qh4 d5=) 10...Rh7 (10...d5 11.b5=) 11.Qg3 Nb6 (11...Qf7!?=) 12.Qg6+/- Rf7 (12...Kd8 13.Qd3+/-) 13.d3 (13.h4 Be6+/-) 13...Be6 (13...d5 14.a3+=) 14.h4 (14.b5 cb5 15.Nb5 Rc8+/-) 14...0-0-0+= 15.h5 (better 15.Qg3!?+=) 15...Rg7=+ 16.Qe4 d5 17.Qf3 (better 17.Qh4 d4 18.Nd1 Rg2 19.h6=+) 17...Qf7 (better 17...d4!? 18.ed4 ed4-/+) 18.Rh4+= Be7 (18...d4 19.ed4 ed4+=) 19.Nce2 (19.b5 Rdg8 20.bc6 bc6+/-) 19...Rh8 (19...Rdg8 20.g3=) 20.Ng3 (20.b5 cb5 21.Ng3 Kd8+=) 20...f5= 21.Rh1 (better 21.h6 Rgg8 22.Rh1 Bb4 23.c3=) 21...f4 (better 21...Bb4 22.Kf1 Bd6=+) 22.ef4?? (22.Be5 fg3 23.h6+- (23.Bg7? Bb4 24.Kf1 Qg7-+)) 22...d4?? (better 22...Bg4 23.Qe3 Bb4 24.c3 ef4-+) 23.fe5+/- (23.fe5 Bb4 24.Kf1+-) 1-0. FeegLood (2385) - ver22, Time forfeit, 2015.

3.e3 Ngf6

4.b5 c6 5.a4 a6 6.c4 g6 (6...e5 7.d4=+) 7.Nf3= Bg7 8.Nc3 0-0 9.Be2 e5 10.0-0 d5 11.cd5 cd5 12.d3 d4 (12...Re8!?=) 13.ed4+/- ed4 14.Ne4?? (14.Nd4 Re8+/-) 14...ab5?? (better 14...Ne4 15.de4 d3 16.Bg7 de2 17.Qe2 Kg7-+) 15.ab5 (worse 15.Nd4 Ne4 16.de4 ba4 17.Ra4 Ra4 18.Qa4 Nc5=+) 15...Ra1 16.Ba1 Qb6 17.Qa4 (better 17.Nd4 Ne4 18.de4+=) 17...Nc5? (better 17...Ne4!? 18.de4 Nc5=) 18.Nc5 (18.Qd4!? Nh5 19.Qc5 Qc5 20.Nc5 Nf4+-) 18...Qc5+/- 19.Bd4 Qd5 20.Ba1 Bg4?? (20...Re8 21.Re1+/-) 21.h3 (better 21.Bf6 Bf6 22.Qg4 Qb5 23.Nd2+-) 21...Bf3 (21...Re8!? 22.hg4 Re2+/-) 22.Bf3+- (22.gf3 Qg5 23.Kh2 Qd2 24.Bf6 Qe2 25.Bg7 Qf1=) 22...Qd3 23.Bb7 Rd8 24.Bc6 Nh5 25.Bg7 Kg7 26.Qg4 Rd4 27.Qg5 Nf4 28.Qe5 f6 (28...Kh6+-) 29.Qe7 Kh6 30.Bf3?? (better 30.Re1 Nd5 31.Bd5 Rd5 32.b6+-) 30...Nh3+= 31.gh3 (31.Kh2 Qf1 (31...Qb5? 32.gh3 Qf1 33.Qf8 Kg5 34.Qc5 Kh6 35.Qd4+-) 32.Qf8 Kg5 33.Qc5 f5 34.Qd4 Nf2 35.Qe3 Kf6+-) 31...Qf3= 32.Qe3 Qe3 33.fe3 Rb4 34.Re1 (better 34.Rf6 Rb5 35.Kg2=) 34...Rb5-/+ 35.Kf2 Re5 36.Kf3 f5 37.Kf4 (37.Rc1 Kg5-/+) 37...Re4-+ 38.Kf3 g5 (38...Kg5 39.Ra1-+) 39.Re2 Kh5 40.Kf2? (better 40.Rd2!?-+) 40...Kh4 41.Kg2 (41.Re1-+) 41...f4 42.Rf2 Re3 (worse 42...fe3 43.Re2-+) 43.Rd2 Rg3 44.Kh2 Rh3 45.Kg2 Rg3 46.Kf2 g4 Black plans f3 47.Rd7 h5 48.Rh7 Rh3 49.Kg2 f3 50.Kf2 Rh2 51.Ke3 Kg3 52.Ra7 h4 53.Ra1 Re2 54.Kd3 Re6 55.Rg1 Kf4 56.Rh1 g3 (better 56...f2 57.Kd2 g3 58.Rh4 Kg5-+) 57.Rg1 (57.Rh4 Kg5 58.Rh8-+) 57...Kg4 (57...f2 58.Rb1 g2 59.Kd4 g1Q 60.Rb8 f1Q 61.Kd5 Qd1 62.Ke6 Qg6 63.Ke7 Qdd6) 58.Ra1 (58.Ra1 g2 59.Kc4-+). brucepeng (2025) - strongesttt (2085),, 2020.

4.Bb5 c6 5.Ba4 (5.Be2 Qb6+=) 5...g6 (5...a5 6.ba5 g6 7.Nc3–/+) 6.Nf3+= e5 (6...Bg7 7.Nc3+=) 7.h3 Bg7 8.Bb3 (8.Nc3 0-0+=) 8...0-0 9.0-0 Re8 (9...a5 10.a3+=) 10.Ng5 (better is 10.Nc3=) 10...Nb6?? (better is 10...d5 11.Nc3 a5–/+) 11.Bf7 (11.Nf7 Qe7 12.Nd6 Be6 13.Ne8 Re8+-) 11...Kf8 12.Be8 h6? (12...Qe8 13.Nc3 a5+-) 13.Bg6 hg5 14.d4 (better is 14.Nc3+-) 14...Nbd5 (14...Na4 15.Bc1 Be6+-) 15.de5 de5 16.a3 Qd6 17.c4 Nd7 18.Bf5 Qe7 19.cd5 cd5 20.Bd7 Qd7 21.Qf3 Kg8 22.Qg3 Qf5 23.Rd1 Be6 24.Nd2 Rf8 25.Nf3 d4 26.ed4 Qc2 27.Rd2 Qc6 28.Ne5 Qe4 29.Qe3 Qd5 30.Rc1 Rd8 31.Rc5 Qd6 32.Qg5 b6 33.Rc6 Qd5 34.Re6! Qe6 35.Qd8 Kh7 36.d5 Qh6 37.Rc2 Qh5 38.Ng4 Bb2 39.Rb2 Qf7 (39...Qh4 40.Qh4 Kg7 41.Qf6 Kh7 42.Re2 Kg8 43.Re7 a6 44.Nh6) 1–0. Vila Vila,Ricard (1830) – Boixader Puig,Angel (1700), Santa Eulalia ESP, 3rd Open, 2014.

4.c4 c5 5.a3 cb4 6.ab4 e6 (6...e5 7.d4=) 7.d4 Be7 8.Nf3 0-0 9.Be2 Qc7 10.Qb3 b6 11.Nc3 Bb7 12.Nb5 Qb8 13.0-0 a6 14.Nc3 Qc7 15.Rfc1 Rac8 16.Ba3 (16.d5 Ne5+=) 16...Qb8 17.Rab1 (17.d5 Rfe8+=) 17...Rfd8 (17...Qc7 18.Nd2=) 18.Bd3 (18.d5 ed5 19.cd5 Qa8+=) 18...h6 (18...Bf3 19.gf3 Qb7 20.Kg2=) 19.Ne2 (19.e4 Qa8 20.d5 Ne5 21.Ne5 de5+=) 19...Ba8 20.Ng3 Bf3 21.gf3 Qb7 22.Be2 Qc7 23.Bb2 Qa7 24.Ra1 Qb7 25.c5 (25.Qa4 Ra8+=) 25...b5 (25...Nb8 26.cb6 Rc1 27.Rc1 Qb6 28.Ne4=) 26.Ra2 dc5 27.dc5 Nb8 28.Rca1 Qd7 (28...Qd5 29.Qa3=) 29.Be5 (29.e4 Qb7+=) 29...Qd5 (29...Nc6!? 30.Bf6 Bf6=) 30.Qb2+= Nfd7 (better 30...Ne8+=) 31.Rd1?? (31.Bg7 Qg5 32.Bc3 Bf6+-) 31...Qc6 (better 31...Qe5 32.f4 Qb2 33.Rb2 Nc6-+) 32.Ne4?? (32.Bg7!? Kh7 33.Bd3 f5+-) 32...f6 (better 32...Ne5 33.Qe5 Rd1 34.Bd1 Rd8=) 33.Bd6+/- e5?? (better 33...Kf7+/-) 34.Qb3 (better 34.Be7 Qe6 35.Bd8 Rd8 36.Nd6+-) 34...Kf8 35.Qf7?? (better 35.Be7 Ke7 36.Rd6 Nc5 37.bc5 Rd6 38.Nd6 Qc5 39.Nc8 Qc8 40.Rc2+-) 35...Kf7-+ 36.Be7 Ke7 37.Nd6 Rc7 38.e4 (38.Rad2 Kf8-+) 38...Nc5 39.bc5 Qc5 40.Nf5 Ke8 41.Rda1 Rc6 (41...Qb4 42.Kg2-+) 42.Kg2 (42.Ng7 Kf8 43.Nf5 Qc3-+) 42...Kf7 43.Bf1 (43.Rg1 Qc3 44.Kh1 Kf8-+) 43...h5 (43...Qb4 44.Ne3-+) 44.f4 (44.Ne3 g6-+) 44...Rdc8 (44...ef4 45.Kh1-+) 45.Be2 (45.Rd1 ef4 46.Rd5 Qb4-+) 45...ef4 46.Bh5 (46.Rd1 g6 47.Rd5 Qb4-+) 46...g6 47.Nh6 (47.Bg6 Kg6 48.Re1 Qc3-+) 47…Kg7 (47...Kg7 48.Bg4 Kh6-+) 0-1. ClayPigeons (2035) - RasaND (2005), Rated Bullet game,, 2021.

4.c4 e5 5.a3 Be7 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4 Nbd7).

4.Bc4 d5!? 5.Bb3 e5 +=.

4.Bc4 e6 5.a3 Be7 (5...a5 6.b5=) 6.f4 (6.Nf3 Nb6 7.Be2 e5=) 6...0-0 (6...a5 7.ba5 0-0 8.Nf3=+) 7.Nf3= a5 (7...Nb6 8.Be2=) 8.Ba2 (8.b5 Nb6 9.Be2 Na4=) 8...ab4 (8...c6 9.0-0=+) 9.ab4 d5 10.Nc3 (10.b5!?=+) 10...Bb4-/+ 11.Ne2 (11.0-0 Nc5-/+) 11...Bd6 (11...c5 12.0-0-/+) 12.Rg1 (12.0-0 b6-/+) 12...c5 13.g4 c4 14.g5 (14.d3 b5-/+) 14...Ne4-+ 15.Bd4 Ndc5 16.Bc4 (16.Qb1!?-+) 16...Ra1 17.Qa1 dc4 18.Bg7 Re8 19.Bh8 (19.Be5 b6-+) 19...Bf8 20.Bd4 (20.Bf6 Qb6-+ (20...Nf6?? 21.gf6 Kh8 22.Ne5+-)) 20...b5 21.Ne5 c3?? (21...Bb7 22.Ng4-+) 22.dc3?? (better 22.d3=) 22...Na4 (22...Nd7 23.Qa8 Nd6 24.Ng4-+) 23.Ng4 e5! 24.Nh6? (24.Be5 Qd2 Double attack; 24.fe5 Qg5 Deflection; 24.Ne5 Bd6 Decoy) 24...Bh6-+ 25.gh6 Kh8 26.Qa3 (26.fe5 Qh4 27.Ng3 Qh2 28.e6 f6 29.Ne2 Qf2 30.Kd1-+) 26...ed4 27.cd4 Nd6 (better 27...Qh4 28.Kd1 Qf2 29.Kc1-+) 28.Qa1 (28.Rg3 Nf5-+) 28...Bf5 (better 28...Qh4 29.Rg3 Bg4 30.d5 f6 31.Qd4 Be2 32.Qa7-+) 29.d5 f6 30.Nd4 (30.Qd4 Nb6-+) 30...Nb6 (30...Re3 31.Kf1 Re4 32.Rg7-+) 31.Ne6 (31.Nc6 Re3 32.Kf2 Ne4 33.Ke3 Nd5 34.Kf3-+) 31...Be6 32.Qa7 (32.de6 Re6 33.Kf2-+) 32...Bd7 33.Qa2 (33.Kf2 Qc8 34.c4 Qc4 35.Qb6 Ne4 36.Kf3 Qd5 37.Qf6 Nf6 38.Ke2 Qa2 39.Kf3 Bc6 40.e4 Be4 41.Kg3 Rg8 42.Kh3 Bg2 43.Rg2 Qg2 44.Kh4 Qh2) 33...Re3 34.Kf2 Nbc4 35.Rg8 (35.Rg8 Qg8 36.Qc4 Nc4 37.f5 Qd5 38.Kg1 Re2 39.Kf1 Qd1) 1-0. FeegLood (2605) - chessbrahs (2410), Time forfeit, 2015.

4.Bc4 e6 5.Be2 e5=.

4.Bc4 e6 5.Ne2 Be7 (5...d5!? 6.Bb3 Bb4-/+) 6.a3=+ 0-0 (6...d5 7.Bb3 0-0=+) 7.g4 (better 7.d4!?=+) 7...d5 8.Bb3 (8.Bd3 Ng4 9.Nf4 Nge5-/+) 8...c5 (8...a5 9.ba5 Ng4 10.Rg1-/+) 9.g5 (9.bc5 Nc5 10.f3 Bd7-/+) 9...Ne4 10.Ng3 (10.bc5 Bg5 11.d3 Nec5-/+) 10...cb4-+ 11.ab4 Bb4 12.Rg1 (12.Ne4 de4 13.Qh5 Nc5-/+) 12...Ndc5 (12...Ng3 13.Rg3 Nc5 14.Qh5-/+) 13.Nh5 Nb3 (13...Ng5? 14.Bg7 f6 15.h4+-) 14.cb3 Qd6 (14...g6 15.f3 gh5 16.fe4 de4 17.Bc3=) 15.Bg7 Qh2 16.Rf1 e5 (better 16...Rd8 17.Bf6 Rd6=+) 17.Ra4?? (17.Bf8 Kf8 18.Nf6 Nf6 19.gf6-/+) 17...a5 (better 17...Bh3!? 18.Be5 Qe5 19.Rb4 Qg5-+) 18.Rb4 (18.Bf8 Kf8 19.Nf6 Nf6 20.Qf3-/+) 18...ab4 19.Bf8 Bh3 20.Bb4 (20.Bh6 Bf1 21.Nf6 Kh8 22.Qh5-+) 20...Bf1 21.Qf3 Qh1 (21...Bd3 22.Qg2 Qg2 23.Nf6 Nf6 24.gf6 Qf1) 22.Qh1+- (22.Qh1 Ra1 23.Qf1 Rb1 24.Ke2 Rf1 25.Kf1 Ng5 26.f4 ef4 27.ef4+-) 1-0. FeegLood (2695) - Workhorse (2430),, 2015.

4.d4 c6 5.Nf3 (5.a3 e5=) 5...g6 (5...e5 6.de5 de5 7.a3=) 6.Bd3 (6.c4 e5+=) 6...Bg7 (6...e5 7.Nbd2+=) 7.c4 (7.0-0 c5+=) 7...Qb6 (7...e5 8.de5 de5 A) 9.Be5? Ne5 10.Ne5 Ng4 11.Ng4 Bg4–+ (11...Ba1?! 12.h3–/+); B) 9.e4=) 8.b5 (8.Qd2 c5+=) 8...a6 (8...0-0 9.a4+=) 9.a4 ab5 10.ab5 Ra1 11.Ba1 cb5 (11...0-0 12.0-0+=) 12.cb5 Nd5 13.0-0 0-0 (13...N7f6 14.Qb3+=) 14.Qb3 (14.Qd2 Nc7 15.Nc3 Nf6+=) 14...N7f6 15.Nc3 (15.Bc4 e6+=) 15...Be6 (15...Nc3!? 16.Bc3 Be6+=) 16.Ng5+- Nc7 17.Ne6 Ne6 18.Bc4 Nc7 (18...Ng5 19.Rd1+-) 19.Bb2 (19.Na4 Qa5+-) 19...d5 (19...e6 20.Ra1+-) 20.Nd5 Ncd5 (20...Nfd5 21.Bd5 Nd5 22.Qd5+-) 21.Bd5 Nd5 22.Qd5 e6 23.Qc4 Ra8 24.Ra1 Ra1 25.Ba1 Qa5 26.Bc3 Qa3 27.g3 (27.Bb4!? Qa1 28.Qf1+-) 27...Qc1+= 28.Kg2 h6 (28...Qc2!?+=) 29.Qb3+- Kh7 30.Ba5 Qa1 (30...Qc8 31.d5+-) 31.Bc7 h5 (31...Qa8 32.Qd1+-) 32.d5 ed5 (better 32...Qc1 33.b6 Qc5+-) 33.Qd5 Qc1 (33...Qa8 34.Qf7 Qg8 35.Qg8 Kg8 36.Bb6+-) 34.Qb7 Bc3 (34...Qc4+-) 35.Qd5 Kg7 (35...h4 36.Qf7 Kh8 37.b6+-) 36.b6 1–0. DEFFM – Tartak,, 2020.

4.d4 d5 5.c4 c6 (5...a5!? 6.b5 e5=) 6.Nf3+= e6 7.c5 Be7 8.Bd3 0-0 9.0-0 b6 10.Nbd2 (10.Nc3 Bb7+=) 10...a5= 11.b5 cb5? (better 11...Bb7 12.bc6 Bc6 13.cb6 Qb6=) 12.c6+- Nb8 13.Bb5 Qc7 14.Ne5 Ba6 15.a4 Ne8 16.Qg4 (16.Qe2 Nd6+-) 16...Nd6+- 17.Qe2 (17.Ba6 Na6 18.g3 Nb4+-) 17...f6 18.Nef3 Nc6?? (better 18...Bc8 19.Rfc1 Na6+-) 19.Ba6+- 1–0. GuestTLWG – GuestWWRR,, 2019.

4.d4 g6 5.Nf3 Bg7 6.Bd3 0-0 7.0-0 b6 8.Nbd2 c5 9.a3 Rb8 10.c4 Ba6 (10...Bb7 11.h3=) 11.Qa4 Qc8 12.Rfe1 d5 13.b5 dc4 14.Bc4 (14.Nc4 Bb7+=) 14...Bb7 15.Qb3 (15.Qa7?? Ra8 16.Qa8 Qa8–+) 15...cd4 16.ed4 e6 17.Ng5 Bd5 18.a4 (18.Bd5 Nd5 19.Rac1 Qd8+=) 18...h6 (18...Qb7 19.h4=) 19.Bd5+= hg5 (better 19...Nd5!? 20.Rac1 Qd8+=) 20.Rac1+- Qd8 21.Bc6 Rc8 (21...Qc7 22.Nf3 g4 23.Ne5 Ne5 24.de5+- (24.Re5?! Bh6+=)) 22.Ba3 Re8 23.Nc4 Bf8 24.Bd6 Nd5 25.Bf8 (25.h3!? Be7+-) 25...Rf8+- 26.Nd6 Rb8 (26...Rc7 27.Bd5 Rc1 28.Rc1 ed5 29.Qd5+-) 27.Bd5 ed5 28.Qd5 Nf6 29.Qe5 Kg7? (29...Ne8 30.Ne4 f6 31.Qe6 Kg7+-) 30.Rc6 Qd7 (30...g4+-) 31.Qf6!! Kf6 (31...Kf6 32.Ne8 Kf5 33.Ng7 Kf4 34.Rf6 Qf5 35.Rf5 gf5 36.g3 Kf3 37.Re3 Kg4 38.Kg2 Rbc8 39.h3). DEFFM – GuestSQXL,, 2019.

4.d4 g6 5.Nf3 Bg7 6.Be2 0-0 7.0-0 Nb6 8.c4=.

4.d4 g6 5.Nf3 Bg7 6.Be2 0-0 7.0-0 c5 8.bc5 dc5 9.dc5 Nc5 10.Qd8 Rd8 11.Nbd2 Bf5 12.Nb3 Na4 13.Bf6 Bf6 14.Nfd4 Nc3 15.Bf3 Be4 16.Be4 Ne4 17.c4 a5 18.a4 e5 19.Nb5 Nd6 (19...Rac8 20.Na5 Nc5 21.Rfb1=+) 20.Nd6= Rd6 21.Rfd1 Rb6 22.Nc5 Rc6 23.Nd7 Bg7 24.c5 Rac8 25.Rab1 R8c7 26.g3 f5 27.Rb5 Kf7 28.Ra5 Ke7 29.Nb8 Rc5 30.Rc5 Rc5 31.Rd7 Kf8 (31...Kf6 32.Rb7 Ra5 33.Nc6 Ra4 34.Ne5+/-) 32.Rb7 e4?? (better 32...Ra5 33.Nd7 Kg8+/-) 33.Nd7+- (33.Nd7 Ke8 34.Nc5+-) 1-0. muhammadaudii (2115) - Ahmed_agami (2125), MediterraneanCheckmateCoronaF1 Team Bat,, 2020.

4.d4 g6 5.Nf3 Bg7 6.Be2 0-0 7.0-0 Ne4 8.Nbd2 Nd2 9.Qd2 e5 10.c4 (10.de5!? Re8 11.a3=) 10...e4=+ 11.Ne1 Nb6 12.Qc2 Re8 13.a4 a5 14.b5 (14.ba5 Ra5 15.Bc3 Ra7=) 14...Bf5 15.Qd2 (15.g3 g5=+) 15...Be6 (15...d5 16.cd5 Nd5 17.Ba3–/+) 16.Qc2 (16.d5 Bb2 17.Qb2 Bf5=+) 16...Bf5 17.Rd1 (17.Qd2 d5–/+) 17...Qf6 18.Ba1 (18.Qb3 Qe6=+) 18...Qe7 (18...Qg5 19.g3=+) 19.Qb3 Rad8 (19...Ra7 20.g3=+) 20.Nc2 (20.Bc3 d5 21.cd5 Ra8=) 20...Qg5=+ 21.Rfe1 Bh3 22.Bf1 Nd7 23.Kh1 Bg4 24.Be2 Nf6 (24...Be2 25.Re2 d5 26.h3=+) 25.d5 Qh5 26.Rd2 Be2 27.Rde2 Ng4 28.h3 Ba1 29.Na1 (29.Ra1 Ne5 30.Nd4 Nd3=+) 29...Ne5=+ 30.Rd2? (better 30.Qd1!?=+) 30...Nf3–+ 31.Red1? (31.Qd1 Ne1 32.Qe1 Re5–+) 31...Nd2 (better 31...g5!? 32.Ra2 (32.gf3?? Qh3 33.Kg1 ef3 34.Nc2 Qg2) 32...g4 33.Qb2 (33.gf3 Qh3 34.Kg1 gf3 35.Nc2 Qg2) 33...gh3 34.g3–+) 32.Rd2 Re5 33.Nc2 b6 34.Nd4 Rde8 35.Qc3 g5 36.Kg1 (36.Nc6 Rf5 37.Nd4 Rf6–+) 36...g4 37.hg4 Qg4 38.Ne2 h5 39.Qd4 h4 40.f3? (better 40.Nf4–+) 40...Qg7 (40...Qg6 41.f4 Rh5 42.Kh2–+) 41.f4 h3 42.Nc3 h2! 43.Kh2 (43.Kh1 Rh5–+) 43...Rh5 44.Kg1 Qg3 45.Re2? (45.Rf2 f5 46.Ne2 Qh2 47.Kf1 Qh1 48.Ng1–+) 45...Qh2 46.Kf2 Qh4 47.g3 (47.Kf1 f5 48.Re1–+) 47...Qh1 48.g4 (48.Qg7 Kg7 49.g4 Rh2 50.Kg3 Reh8 51.Rh2 Qh2) 48...Rh2 49.Kg3 Qg1 (49...Qg1 50.Rg2 Qg2) 0–1. Bieluszewski,Henryk – Szulgacz,Maciej (1670), DMR KPZSzach Poland, 2011.

4.Be2 g6 5.Nf3 (--> 4.Nf3 g6 5.Be2).

4.Nf3 a6 5.a4 b6 6.d4 c6 7.c4 e6 8.Be2 Bb7 9.Nbd2 d5 10.c5 (10.Qb3=) 10...b5 (better 10...a5!?=) 11.ab5 ab5 12.Ra8 Qa8 13.0-0 Be7 14.Bd3 h6 15.Qc2 Qb8 16.Ra1 Bd8 (16...0-0 17.Ne5+=) 17.h3 (17.Bc3!?+-) 17...Bc7+= 18.Nb3 0-0 19.Na5 Qc8 20.Nd2 Re8 21.e4 (21.Ndb3 e5+=) 21...e5 22.Nf3 (22.ed5 Nd5 23.Qb3 Nf4=) 22...Bb8 (22...ed4 23.ed5 (worse 23.Nd4 de4 24.Bf1 Nb8=+) 23...Nd5 24.Bf5+= (worse 24.Nd4 Nb4 25.Bh7 Kh8–/+)) 23.de5+= Ne5 24.Ne5 Be5 25.ed5 (25.Be5 Re5 26.f4 Re8+-) 25...Nd5= 26.Nb7 (26.Be5 Re5 27.Qb2 Re8+=) 26...Qb7 (26...Nb4 27.Qb3 Nd3 28.Be5 Ne5=+ (28...Re5? 29.Nd6 Qf8 30.Qd3+-; 28...Qb7?! 29.Bd6 Ne5 30.Qe3=)) 27.Qe2?? (27.Be5 Re5 28.Qb2 Re8=) 27...f6?? (better 27...Bh2! 28.Kh2 Re2 29.Be2 Nb4–+) 28.Qc2 (28.Qh5!? Qb8 29.Be5 Qe5 30.Qe5 Re5 31.Bg6=+) 28…Nb4–/+ (28...Nb4 29.Qb3 Nd5 30.Be5 Re5–/+) 0–1. DEFFM – GuestKBFX,, 2017.

4.Nf3 a6 5.c4 g6 (5...e5 6.Nc3=) 6.Nc3+= Bg7 7.d4 c6 (7...e5 8.Be2=) 8.Bd3+= 0-0 9.0-0 e5 10.Qb3 b5 (10...Qe7 11.de5 Ne5 12.Ne5 de5 13.Rad1=) 11.a4 (11.de5 Ne5 12.Ne5 de5+=) 11...bc4 12.Qc4 Bb7 (12...ed4!? 13.ed4 Nb8=) 13.de5+- d5 (13...de5!? 14.Ne4 Qe7+=) 14.Qd4+- (14.ef6 dc4 15.fg7 Re8 16.Bc4 c5–/+ (worse 16...Kg7 17.Ne4 f6 18.Nd6+=)) 14...Ne8 15.e4 de4 (15...Qb8 16.Nd1+-) 16.Ne4+- Nb6 (16...Ne5 17.Ne5 Qd4 18.Bd4 Rd8+-) 17.Nc5 Qc7 (17...Qe7 18.a5 Nd5 19.Qc4+-) 18.Rad1 (18.a5 Nd5+-) 18...Nd5 19.Bc4 Rd8 (19...Nb4 20.Qh4 (20.Nb7?! Qb7 21.Bc3 Rb8+-) 20...Nd5 21.Nb7 Qb7 22.Ba3+-) 20.Qh4 Bc8 (20...Ra8 21.Rfe1+- (21.Nb7?! Qb7 22.Rd4 Nec7+-)) 21.Rfe1 (better 21.Ba6 Ba6 22.Na6+-) 21...Be6 (21...a5 22.b5 f6+-) 22.Ng5 h6 23.Nge6 fe6 24.Ne6 Qe7 (24...g5 25.Qg3 Qe7 26.Nd8 Qd8+-) 25.Qe7 Ne7 26.Rd8 Nd5 27.Bd4 Kf7 28.Nf8 Bf8 29.e6 Ke7 (29...Kg8 30.e7 Kf7 31.Rd5 Nf6 32.Rd7 Nd5 33.e8Q Kg8 34.Qe6) 30.Rd7 1–0. Janek – Marian, internet, 2018.

4.Nf3 e6 5.c4 Be7 6.d4 0-0 (6...d5 7.c5=) 7.Bd3 h6 (7...Nb6 8.Nbd2+=) 8.Nc3+= c6 9.0-0 a6 (9...b6 10.Qd2+=) 10.h3 (10.Qb3 b6+=) 10...b5+= 11.cb5 cb5 12.a4 Bb7 (12...ba4 13.Qa4 Bb7 14.Rfc1+=) 13.ab5+- ab5 14.Qb3 Bf3 (14...Qb6 15.Bb5 Bf3 16.gf3+-) 15.gf3 Rb8 (15...Qb6 16.Rfc1+-) 16.Nb5+- d5 17.Bc3 Nh5 (17...Rb7 18.Ra5+-) 18.Ra7 Bh4 19.Rfa1 (19.Rc1!? Ra8 20.Rca1 Ra7 21.Ra7 Nb6+-) 19...Qg5+- 20.Kf1 Ng3 21.fg3 Qg3 22.Ke2 Qf2 23.Kd1 Qf3 24.Kc2 (24.Be2 Qe3 25.Rd7 Qg1 26.Kc2 Qg2+=) 24...Qf2 (24...Nf6 25.Bd2+-) 25.Kb1+- Qe3 26.Bb2 Rfc8?? (better 26...Bg5 27.Rd7 Rb5+-) 27.Bh7!+- Kh7 28.Qe3 Rc1 29.Bc1 (29.Bc1 Rd8 30.Rb7+-) 1–0. Pierre – Stept, internet, 2019.

4.f4 e5 5.fe5 Ne5 6.Nf3 Bg4 7.Be2 Bf3 8.Bf3 c6 9.0-0 Be7 (9...Qc7 10.Be2=) 10.d3 (10.Be2 0-0=) 10...Qb6= 11.Qe1 0-0 12.a3 Neg4 13.Bg4 (13.d4 a5=) 13...Ng4=+ 14.d4? (better 14.Bd4!? c5 15.Bb2=) 14...Bg5-+ 15.Bc1 (better 15.Qg3!? Be3 16.Kh1 Bd4 17.Bd4 Qd4 18.c3-+) 15...Rfe8 16.c3 (16.Qc3 Ne3 17.Nd2 Nd5-+) 16...Be3 (16...Ne3?! 17.Qf2 Qc7 18.Kh1-+) 17.Be3 Ne3 (17...Re3?! 18.Qh4 Nf6 19.Qf4-/+) 18.Qf2 (18.Nd2 Nf1 19.Qf1 d5-+) 18...Nf1 19.Kf1 (19.Qf1 Re3-+) 19...Re6 (better 19...Qb5 20.Kg1 Re2 21.Qg3-+) 20.Nd2 Rae8 (20...Qa6 21.Kg1-+) 21.Nf3 (21.Kg1 Qd8 22.Rf1 Qe7-+) 21...Qb5 22.Kg1 Qd3 (22...Re2 23.Qf1-+) 23.Rc1 Re2 24.Qg3 (24.Qf1-+) 24…Qe3 (24...Qe3 25.Kh1 Qc1 26.Ng1 Re1 27.Qg7 Kg7 28.h3 Rg1 29.Kh2 Qf4 30.Kg1 Re1) 0-1. kaalmakreel (2160) - planic (2175),, 2007.

4.a3 g6

5.Bc4 Bg7 6.f4 (6.Nf3 Nb6 7.Be2 0-0=) 6...0-0 (6...e5 7.Nf3 e4 8.Nd4=+) 7.Ne2 (7.Nf3 Nb6 8.Be2 Na4 9.Bf6 Bf6=) 7...a5 (7...Nb6 8.Bb3=+) 8.b5 Nb6 9.Bb3 (9.Ba2 Bg4=+) 9...Bg4 (9...a4 10.Ba2=+) 10.0-0 e6 11.h3 Be2 12.Qe2 Bh6 (12...a4 13.Bc4=+) 13.a4 (13.Bd4 c5 14.bc6 bc6=) 13...Ne4 (13...Bg7 14.e4=) 14.Qf3 (14.Qd3 Nc5 15.Qc3 f6=) 14...Nc5 15.Nc3 (15.e4 Bg7 16.Bg7 Kg7=) 15...Nb3 (15...Bg7 16.Nd1=) 16.cb3 Bg7 (16...d5 17.Ne2=) 17.Rfc1 (17.Qb7 Rb8 18.Qc6 Nd7+/-) 17...Rc8 (better 17...d5!?=) 18.Qb7+/- d5 (18...Rb8 19.Qf3+/-) 19.Qc6 (19.Nd1 d4+/-) 19...d4 20.Ne4 (20.Nd1 Qh4+=) 20...de3 (20...Nd5 21.Nc5+/- (worse 21.ed4 Nf4 22.Rf1 Bd4 23.Bd4 Qd4 24.Kh2 f5=)) 21.Bg7 Kg7? (better 21...ed2!? 22.Rd1 Kg7 23.Rd2 Nd5+=) 22.Qc3+- f6 23.de3 Qd5 (23...Nd5 24.Qa5 Ne3+-) 24.Nc5 e5 (24...Qd6 25.Qa5 e5 26.fe5 Qe5 27.Qc3+-) 25.Rd1 Qf7 26.fe5 (26.Qa5 Rfe8+-) 26...Kg8 (26...fe5 27.Qa5 Kg8 28.Qc3+-) 27.ef6 Rfe8 (27...Qf6 28.Qf6 Rf6+-) 28.e4 (worse 28.Qa5 Re3 29.Qd2 Re5+-) 28...c6 (28...Rf8 29.e5 Rce8 30.Re1+-) 29.e5 (better 29.Qa5 Qc7+-) 29...cb5 30.ab5 Nd5 (30...Nd7 31.Rd7 Qd7 32.Nd7 Rc3 33.b6+-) 31.Qc4 (better 31.Qd4 Nf4 32.Re1+- (worse 32.Qf4 Rc5 33.Ra5 Rce5+-)) 31...Ne3?? (31...Re5 32.Ra5 Ne3 33.Qf7 Kf7 34.Rd7 Kf6+-) 32.Qf7 (32.Ra5?? Nc4 (32...Nd1 33.Qf7 Kf7 34.Ra7 Kf8 35.Nd7 Kf7 36.Nb6 Ke6 37.Nc8 Rc8 38.Re7 Kd5 39.b6+-) 33.bc4 Rc5-+) 32...Kf7 33.Rd7 Kf8 34.Nd3 1-0. FeegLood (2725) - Workhorse (2400),, 2015.

5.Nf3 Bg7 6.c4 0-0 7.Be2 c5 8.0-0 cb4 9.ab4 b6 10.Qc2 Bb7 11.d4 Qc7 12.d5 (12.Nc3 Rfc8+=) 12...b5 (better is 12...Bd5 13.Nc3 Bb7=+ (< 13...Bc4 14.Nb5 Bb5 15.Qc7 Be2 16.Rfe1+/–)) 13.Na3+/– bc4 14.Nc4 (14.e4 e6 15.de6 fe6+=) 14...Nb6 (14...Bd5 15.Na3 Qb7 16.Nb5–/+) 15.Qb3 (15.e4 e6=) 15...Nc4 (better is 15...Bd5 16.Rfc1 Rac8–/+) 16.Bc4+= Ne4 17.Bg7 Kg7 18.Ba6 Ba6 19.Ra6 Nf6 20.Rc6 Qb7 21.Rb1 Rac8 (21...Rfc8 22.b5 a6 23.Nd4=) 22.Nd4 (22.b5 Rb8+/–) 22...Rc6 (22...e5!? 23.Rc8 Rc8=+) 23.Nc6 Qc7 (23...e6!? 24.b5 Nd5+=) 24.b5 Rc8 25.Rc1 Ne4 26.b6?? (better is 26.Ra1 Nf6 27.Ra6+- (27.Ra7?? Qa7 28.h3 Qc5–+)) 26...ab6 27.h3 Nc5 28.Qb2 Kg8 29.Nd4 Ra8 30.Nb5 Qd7 31.Nc3? (31.Qb1 e5=+) 31...b5?? (better is 31...Nd3 32.Qd2 Nc1 33.Qc1 Qc7–+) 32.Qc2 (32.Qb5 Qf5=) 32...Na4 33.Na2 Nc5 (33...Nb6 34.Qb3=+) 34.Nb4 Ra4 35.Rb1 Qa7 36.Nc6 Qb7 37.Qe2 Kf8 (37...b4=+) 38.e4?? (better is 38.Rb5 Qd7 39.Rb8 Kg7 40.Qb2 f6 41.Rd8+/–) 38...Re4–/+ 39.Qf3 Rd4?? (better is 39...Kg7–/+) 40.Nd4+- b4 41.Ne6 (better is 41.Nc6 Qd7 42.Rb4+-) 41...Kg8 (41...Ne6 42.de6 Qf3 43.gf3 fe6 44.Rb4 Kg7+-) 42.Ng5 (better is 42.Nd8 f6 43.Nb7 Nb7 44.Qe3+-) 42...e6 (42...f5 43.Qf4+-) 43.de6 (better is 43.Qf6 Ne4 44.Ne4+-) 43...fe6 (43...Qf3 44.Nf3 fe6 45.Rb4 Kf8+-) 44.Qb7 (44…Nb7 45.Ne6+-; better is 44.Qf6!? Qg7 45.Qd8 Qf8+-) 1–0. GULP – Arete2, Live Game Caissa's Web, 2004.

5.Nf3 Bg7 6.Be2 0-0 7.0-0 Nh5 8.Bg7+= Ng7 9.c4 e5 10.d3 h6 11.Qd2 f5 12.Nc3 c6 13.Rfe1 (13.d4 a5 14.b5 e4+=) 13...Nf6 14.e4 (14.Qb2 Be6+=) 14...f4 (better 14...g5!?=) 15.d4+/- White plans c5 15...Qe7 16.de5 (16.c5 dc5 17.Ne5 cd4 18.Ng6 Qf7 19.Nf8 dc3 20.Qf4 Qf8 21.Qh6 Be6+/-) 16...de5+= 17.c5 Bg4 18.Nh4 Qf7 (18...Rfd8 19.Qc2 Be2 20.Qe2=) 19.Rac1 (19.Bg4!? Ng4 20.Red1+/-) 19...Rad8= 20.Qc2 Ne6 21.Bc4 g5? (better 21...b5 22.cb6 ab6+=) 22.Nf5+- Bf5 (22...Kh7 23.Qb3 Ne4 24.Be6 Nd2 25.Bf7 Nb3 26.Bb3 Bf5 27.Re5 Rd7+-) 23.ef5 Nd4 (23...Nd5 24.fe6 Qe6+-) 24.Bf7 Rf7 25.Qb2 (25.Qa4 Nd5 26.Nd5 Rd5 27.Qa7 b5+-) 25...Re7 (25...f3 26.Re5 Ng4 27.Ree1+-) 26.Ne4 (26.Ne2 Nb5+-) 26...Nd5 (26...Ne4 27.Re4 f3 28.Rce1+-) 27.Nd6 (27.f6 Re6+-) 27...Rf8 (27...f3 28.Rcd1 fg2 29.Kg2+-) 28.Re5 f3 (28...Re5 29.Qd4 Re7+-) 29.Re7 Nf5 30.Nf5 (30.Nf5 Rf6 31.Nh6 Kf8 32.Qf6 Nf6 33.Rce1 Ne4 34.R1e4 fg2 35.Rf7) 1-0. Markzela (1820) - Albi_1991 (2060),, 2020.

5.Nf3 Bg7 6.Be2 0-0 7.c4 c5 8.0-0 b6 9.d4 Qc7 10.Nc3 a6 11.Qb3 Bb7 12.d5 Ng4 13.Ng5 Ngf6 14.h3 Rac8 15.Rfd1 Ne5 16.bc5 bc5 (16...Qc5 17.Na4 Qc7 18.Be5+-) 17.f4 Ned7 18.Rab1 Rb8 19.Qc2 Nb6 20.a4 Bc8 21.Ba1 h6 22.Nf3 Bd7 23.Bd3 Nh5 (23...Na8 24.f5 Bf5 25.Bf5 gf5 26.Qf5+=) 24.g4 (24.a5 Nc8+-) 24...Nf6 (24...Bc3!? 25.gh5 Ba1 26.Ra1 Bh3 (worse 26...gh5 27.a5+-) 27.hg6 fg6+-) 25.a5+- Na8 26.e4 Qa5 27.e5 Ng4 28.hg4 Bg4 29.Qg2 Bf3 30.Qf3 de5 31.f5 e4? (better 31...Rb6!?+-) 32.Qe4 Bc3? (32...Rb1 33.Rb1 Qc7+- (33...Bc3 34.fg6 Qc7 35.gf7 Rf7 36.d6 Qd6 37.Qa8 Rf8 38.Qg2 Kf7 39.Bc3 Qd3 40.Rf1 Qf1 41.Qf1 Ke8 42.Qh3+-)) 33.fg6 Nb6 (33...Qc7 34.gf7 Rf7 35.Bc3 Qg3 36.Qg2 Qg2 37.Kg2 Rb1 38.Rb1 Rf8+-) 34.g7 Kg7 35.Qh7 Kf6 36.Qh6 Ke5 37.Re1 Kd4 38.Qe3 1–0. Pierre (2205) – Tolpa (1955), internet, 2018.

5.f4 Bg7 6.Bc4 (6.Nf3 Nb6=) 6...0-0 (6...Nb6 7.Be2=) 7.Ne2 (7.Nf3 Nb6 8.Be2 Bf5=) 7...a5 8.b5 (8.0-0 Nb6 9.Bb3 d5=+) 8...Nb6 (8...d5 9.Ba2=+) 9.Bb3 (9.Ba2 Qd7 10.Nbc3 d5=) 9...e6 (9...a4 10.Ba2=+) 10.0-0= d5 (10...c5 11.bc6 bc6 12.Nbc3=) 11.a4 (11.Be5 Nbd7 12.d4 Ne5 13.fe5 Ng4=) 11...Bd7 (11...c5 12.bc6 bc6 13.Ba3=) 12.Nbc3 c5 (12...Ne4 13.Rb1=) 13.bc6 (13.Ba3 Rc8 14.d4 Re8 15.Bc5 Qc7+=) 13...Bc6= 14.Ba3 Re8 15.Nd4 Rc8 (15...Qd7 16.Bc5 Nc4 17.Rb1=) 16.Ncb5 (16.Rb1 Qd7 17.Nc6 Rc6=) 16...Bb5=+ 17.Nb5 Nc4 (17...Ne4!? 18.Rb1 h6=) 18.Bc4+= Rc4 19.Nd6 Ra4 20.Ne8 Qe8 21.d3 (21.Bb2 b6+/-) 21...Nd7 (21...Nh5 22.d4+=) 22.c3 Bc3?? (better 22...Nb6 23.Qb3 Qc6=) 23.Qa4+- Ba1 24.Ra1 1-0. FeegLood (2680) - Workhorse (2445),, 2015.

4.c4 c6

5.a4 Qc7 6.b5 e5 7.Nf3 Be7 8.Be2 0-0 9.0-0 a6 10.Nc3 Nc5 (10...ab5 11.ab5 Ra1 12.Qa1=) 11.d4 Ne6 12.de5 de5 13.Qc2 ab5 (13...Bd6 14.Rfd1=) 14.ab5+= Ra1 15.Ra1 c5? (15...Bd6 16.bc6 bc6 17.Ba3=) 16.Ne4 (16.Bd3!? Rd8 17.Nd5 Nd5 18.Bh7 Kh8 19.cd5 Ng5 20.Ng5 Bg5+-) 16...Ne4 (16...Nd7 17.Rd1+/-) 17.Qe4 Bf6 (17...f6!?+/-) 18.Be5 Be5 19.Qe5 (19.Ne5?! f5 20.b6 Qb8=) 19...Qe7 20.Ra8 b6 21.Ne1 Bb7 22.Rf8 Kf8 23.Bf3 (23.Qb8 Nd8+-) 23...Bc8 24.Bc6 f6 25.Qe4 g6 26.g3 (26.Nd3 Nc7+-) 26...Kg7 27.Nd3 f5 (better 27...Qd6!?+/-) 28.Qe5+- Qf6 29.Qf6 Kf6 30.Nf4?? (30.Nb2 Nd8 31.Bd5 Bb7+-) 30...Ng5?? (better 30...Nf4 31.gf4 Be6+=) 31.Nd5+- Ke5 (31...Kf7+-) 32.Nb6 Nf3 (32...Be6 33.f4 Kd6 34.fg5+-) 33.Kg2 (33.Bf3!? Be6+-) 33...Nd2 34.Nc8 Nc4 35.b6 Na5 36.b7 (better 36.Bf3 Ke6 37.b7 Nb7 38.Bb7 Kd7+-) 36...Nb7?? (better 36...Nc6 37.Kf3 Ke6+/-) 37.Bb7+- c4 (37...Ke6 38.Nb6+-) 38.Ba6 (better 38.Kf3 g5+-) 38...c3 39.Bd3 g5 (39...Kd5 40.Kf3 Kc5 41.Ke2+-) 40.Bc2 h5 (40...Ke6 41.Nb6+-) 41.Ne7 f4 42.ef4 gf4 43.Ng6 Kf6 (43...Kd4 44.Nf4 Kc5 45.Nh5+-) 44.Nf4 Kg5 (44...Ke5 45.Ne2 Ke6 46.Kh3+-) 45.Ne2 (better 45.h4 Kh6 46.f3 Kg7 47.Nh5 Kf7+-) 45...h4 (45...Kg4 46.Nc3 Kg5 47.f4 Kh6 48.Kh3+-) 46.Nc3 (better 46.f4 Kg4+-) 46...h3 (46...hg3 47.hg3 Kh6 48.f4+-) 47.Kh3 Kf6 48.f4 Ke7 49.Ne4 Kf8 50.f5 Kg7 51.f6 Kf8 52.g4 (52.Ng5 Ke8 53.Bg6 Kd7 54.f7 Kc8 55.f8Q Kb7 56.Qd6 Kc8 57.Ne6 Kb7 58.Qc7 Ka6 59.Bd3) 52...Ke8+- 53.g5 Kf8 (53...Kd8 54.g6 Kc7 55.g7 Kb7 56.f7 Kb8 57.f8Q Ka7 58.Qc5 Ka6 59.g8Q Kb7 60.Qgc8) 54.g6 (54.Nd6 Kg8 55.g6 Kf8 56.g7 Kg8 57.Bb3 Kh7 58.g8Q Kh6 59.Qg7 Kh5 60.Bf7) 54...Kg8 (54...Ke8 55.g7 Kf7 56.Bb3 Ke8 57.f7 Kd8 58.f8Q Kc7 59.Qc5 Kb8 60.g8Q Kb7 61.Qgc8) 55.g7 (55.Ng5 Kf8 56.Ne6 Kg8 57.f7 Kh8 58.f8Q) 55...Kf7 56.Bb3 Kg6 (56...Ke8 57.f7 Kd8 58.f8Q Kc7 59.Qc5 Kb8 60.g8Q Kb7 61.Qgc8) 57.g8Q (57.Kg4 Kh6 58.h3 Kh7 59.g8Q Kh6 60.Qg7) 57...Kf5 58.Qg3 Ke4 59.Qg4 (59.f7 Kd4 60.f8Q Ke4 61.Qff4) 59...Kd3 60.Qg5 (60.Qg5 Kc3 61.f7 Kb3 62.f8Q Kc3 63.Qe3 Kc2 64.Qff2 Kd1 65.Qfe2; 60.Qf3 Kd4 61.f7 Kc5 62.f8Q Kb5 63.Qb8 Kc5 64.Qd5) 1-0. RichardSommer (2060) - MetallaroUrlante (2145),, 2020.

5.a4 Qc7 6.b5 e5 7.Nf3 Be7 8.Be2 Nf8 9.0-0 Ng6 10.Nc3 Bd7 11.Qc2 (11.d4 Bf5+=) 11...0-0 12.Ne4 (12.d4 Be6=) 12...Rac8 (12...cb5!? 13.ab5 Bb5 14.Nf6 Bf6=+) 13.d4 Qb8 (13...Ne4 14.Qe4 d5 15.Qc2=) 14.de5 de5 15.Rfd1 h6?? (better 15...Rfd8+=) 16.Nf6+- Bf6 17.Rd7 (17.Rd7 e4 18.Nd2+-) 1-0. RichardSommer (2135) - martijndeboorder (2170),, 2020.

5.a4 e5 6.d4=+.

5.b5 Qc7 6.a4 (6.d4 e5=) 6...e5=+ 7.Nf3 Be7 8.Be2 h6 (8...0-0 9.d4=) 9.0-0= Rg8 (9...d5 10.cd5 cd5 11.Nc3=) 10.h3 (10.d4 e4 11.Nfd2 d5+=) 10...g5 11.Nc3 Nf8 12.d4 (12.Nh2 h5+=) 12...Ng6 (12...g4 13.hg4 Bg4 14.Qd3=) 13.de5 (13.Nh2 ed4 14.ed4 Nf4+=) 13...de5= 14.Qc2 Be6 (14...g4 15.hg4 Bg4 16.Rfd1=) 15.Ne4 (15.a5=) 15...b6 (better 15...Ne4 16.Qe4 f5=) 16.Neg5?? (better 16.Nf6 Bf6 17.c5+=) 16...hg5-+ Black terminates the opponent with strong threats 17.Ng5 Qd7 (17...Bc8 18.Nf3-+) 18.Ne6 (18.Bf3 Bf5 19.Qd1 Qd1 20.Rfd1-/+) 18...Qe6-/+ (18...fe6?! 19.Bf3 e4 20.Rfd1=) 19.f4? (better 19.Kh2-/+) 19...cb5?? (19...Nf4 20.ef4 Qh3-+) 20.f5+/- Qc6 Black prepares the advance e4 21.fg6 (21.ab5 Qb7 22.fg6 Rg6+-) 21...Rg6+/- The mate threat is Qxg2 22.Bf3 e4 23.Bf6?? (better 23.ab5 Qe6 24.Bd1+/-) 23...ef3-+ 24.g4 (24.ab5 Qb7 25.g4 Rf6-+) 24...Rf6 (24...Qf6?! 25.Qe4 Rc8 26.ab5-+) 25.ab5 Qd6 26.Qe4 (26.Kh1 Qe5 27.Rad1-+) 26...Qg3 27.Kh1 Qg2 0-1. RichardSommer (2055) - RasaND (2060),, 2020.

5.b5 e5 6.d4=+.

5.d4 Qc7 6.Nf3 e5 7.Be2 Be7 8.Qb3 0-0 9.Nc3 b6 (9...ed4 10.Nd4 Ne5 11.0-0=) 10.0-0 Bb7 11.Rfd1 a6 12.Rac1 Rac8 13.a3 Rfe8 14.Bf1 g6 (14...c5 15.d5+=) 15.Nd2 (15.c5 bc5 16.dc5 dc5=) 15...c5 (15...ed4 16.ed4 d5=) 16.Nf3 (16.dc5 bc5 17.e4 Rb8+=) 16...Rb8 (16...Bf3!? 17.gf3 ed4 18.ed4 h6=) 17.de5 de5 18.Nd5 Bd5 19.cd5 Bd6 20.Re1 (20.Ba6 e4 21.Nd4 Bh2 22.Kh1 Ng4=) 20...b5 (better 20...e4!? 21.Bf6 Nf6-/+) 21.e4+= c4 22.Qc3 (22.Qe3 a5 23.Bc3 ab4 24.ab4 Nb6=) 22...Re7 (22...a5 23.Bd3=) 23.Ng5 Rbe8 24.Rc2 Qb8 25.Bc1 Kg7 26.Nf3 Rc8 27.Bg5 Ree8 28.Qe3 (28.g3 h6 29.Bc1 Red8+=) 28...Ng4 29.Qd2 Qc7 (29...Be7 30.Rc3=) 30.Bh4 Ngf6 31.Bg3 (31.Qc3 Red8=) 31...Nh5 32.Bh4 f6 (32...Nhf6 33.Qc3=) 33.Qc3 a5 (33...g5 34.Bg3=) 34.Ree2 (better 34.ba5!? Nc5 35.Nd2=) 34...ab4=+ 35.ab4 Ra8 36.Rb2 (36.Re1 Ra4 37.Rb1 Rea8=+) 36...Nf4 37.Red2 Ra4 The isolani on b4 becomes a target (37...Nb6 38.Rb1=+) 38.g3 Nh5 (38...Rea8 39.gf4 Ra3-/+) 39.Bh3? (39.Ne1 Kg8=) 39...Re7?? (39...Rea8 40.Rdc2 Ra3 41.Rb3 Rb3 42.Qb3 cb3 43.Rc7 Bc7 44.Bd7-+) 40.Bd7 (better 40.Bg4!?+=) 40...Rd7 (better 40...Qd7 41.Rb1 Kg8-/+) 41.g4?? (41.Rb1!?=+) 41...Nf4 (better 41...Ra1 42.Kg2 Nf4 43.Kg3 Qa7-+) 42.Bg3?? (42.Rb1-/+) 42...Re7 (better 42...Ra1 43.Rd1 Rd1 44.Ne1 Nd3-+) 43.h3? (better 43.Bf4!? ef4 44.Re2=+) 43...Nh3 44.Kh2 Nf4 45.Bf4 ef4 46.Kg2? (46.g5 Be5 (46...Re4?! 47.Qf6 Kg8 48.Re2-/+) 47.Ne5 Qe5 (47...fe5? 48.d6 Qd7 49.de7 Qe7 50.Rd5 Qg5 51.Rb5+-; 47...Re5?! 48.gf6 Kf8 49.Qf3-/+) 48.Qe5 Re5-+ (48...fe5?! 49.d6 c3 50.de7-/+)) 46...Kf7 (46...Qd7 47.Kh3 h5 48.Kh2 hg4 49.e5-+) 47.Rd4? (47.Nd4!? Qd7 48.f3-/+) 47...Re8 (better 47...Qd7 48.Kf1 Qg4-+) 48.Qd2?? (48.g5 Qd7 49.Kf1 fg5 50.Ng5 Kg8-+) 48...Rea8 (better 48...c3 49.Rc2 cd2 50.Rc7 Bc7 51.Nd2-+) 49.Rc2?! (49.Qe2 Qd7 (worse 49...Rb4 50.Rb4 Bb4 51.Rd1-+; worse 49...Bb4 50.Rd1-+) 50.Kh2 Kg8-+ (50...Qg4?! 51.Ne5 Be5 52.Qg4 Bd4 53.Qd7 Kg8 54.Rd2=+)) 49...Ra3 (better 49...Qd7!? 50.Nh2 Be5 51.Rc1-+) 50.Qe2 R3a4 (50...Qd7!? 51.Kh1-+) 51.g5?? (51.Qd2 Qd7 52.Nh2-+) 51...Rb4-+ (worse 51...Bb4 52.gf6 Bc5 53.Rd1 Kf6 54.e5 Kg7 55.Ng5-/+) 52.gf6 Be5?? (52...Kf6 53.Rd1-+) 53.Ne5?? (better 53.d6 Bd6 54.Qd2+/-) 53...Qe5-+ 54.d6?? (54.Qd1-+) 54...Ra6 (better 54...Qd4 55.Rd2 Qf6-+) 55.Rcd2? (55.Rd5 Qf6 56.d7 Ra8-+) 55...Ra8 (55...Qg5 56.Kf1 Rb3 57.d7-+) 56.d7?? (56.Rc2 Qd4 57.Rd2 Qf6 58.Qg4-+) 56...Rd8-+ 57.Rd6 Qe6?? (better 57...c3 58.R2d5 Qe4 59.Qe4 Re4-+) 58.Qf3 (58.Re6 h5 59.Re7 Kf6 60.Rh7 Rg8 61.Qf3 g5 62.e5 Kf5 63.Rf7 Kg6 64.Qc6 Kf7 65.Qf6) 58...Qe5? (58...Rb3 59.Re6 Rf3+-) 59.Qf4 (59.R2d5 Rb3 60.Re5 Rf3 61.Re7 Kg8 62.Kf3 c3 63.Rc6 g5 64.Rc8 g4 65.Kf4 Rf8 66.Rf8 Kf8 67.d8Q) 59...Kf8 (better 59...Qf4 60.e5 Qg4 61.Kh2 Rb3 62.e6 Kf6 63.e7 Ke7 64.Re2 Qe2 65.Re6 Ke6 66.Kg2 Qg4 67.Kf1 Rb1) 60.Qe5 (60.Qh6 Kf7 61.Qg7) 60...Kf7 (60...Rb2 61.Qe7 Kg8 62.Qg7) 61.Qe7 (61.Qe7 Kg8 62.Qg7) 1-0. ClayPigeons (2125) - yeboahs_witness (2145), Rated Bullet game,, 2021.

4.c4 g6

5.b5 a5 6.a4 e5 7.Nf3 Bg7 8.Be2 0-0 9.0-0 Re8 10.h3 e4 11.Nd4 Nc5 12.f3 Nh5 13.fe4 Ng3 14.Rf3 Nge4 (14...Qg5 15.Nc3=) 15.Nc3 Ng5 16.Rf2 (16.Rf1 Bd4 17.ed4 Nce4 18.Ne4 Ne4+=) 16...Nce4 (16...Bh3!? 17.Rb1 Bd7=+) 17.Ne4= Ne4 18.Rf1 Qg5 19.Rf3 c5 20.bc6 bc6 21.Qc2 Bd7 22.Bd3 Nc5 23.Raf1 Exerts pressure on the backward pawn 23...f5 24.Be2 (24.Rf4 Qe7 25.Bc3 Rab8=) 24...Rab8=+ 25.Bc3 Na6 (25...Ne4 26.c5 Nc3 27.Qc3=+) 26.Ba5 (26.Nb3!?=) 26...Bd4=+ 27.ed4?? (better 27.c5 Nc5 28.ed4=+) 27...Re2-+ 28.d5 (28.R3f2 Rf2 29.Rf2-+) 28…Qg2 0-1. RichardSommer (2150) - RSulman (2230),, 2020.

5.d4 a5 A) 6.a3 Bg7 (6...e5 7.Nf3 e4 8.Nfd2 ab4 9.ab4 Ra1 10.Ba1 d5 11.Bc3 dc4=; 6...ab4 7.ab4 Ra1 8.Ba1 Bg7 9.Nf3 d5 10.Nc3 dc4 11.Bc4 Nb6=) 7.Nf3 0-0 8.Bd3 ab4 9.ab4 Ra1 10.Ba1 d5 11.cd5 Nd5=; B) 6.ba5 Bg7 (6...e5 7.Nf3 ed4 8.ed4 d5 9.Nc3 Ra5 10.c5 b6 11.Ne5 Qe7+=; 6...c5 7.Nf3 Bg7 8.Bd3 Qa5 9.Bc3 Qc7 10.0-0 0-0 11.Re1 Nb6=) 7.Nf3 0-0 8.Be2 c5 9.0-0 Qa5 10.Qd3 Nb6 11.Bc3 Qa6=; C) 6.Qa4 Bg7 7.Nf3 0-0 8.a3 e5 9.de5 Ng4 10.Be2 Nde5 11.Ne5 Ne5+=; D) 6.b5 e5 (6...Bg7 7.Nf3 0-0 8.Bd3 e5 9.Nc3 Re8 10.Be2 ed4 11.Nd4 Ne5=; 6...c5 7.Be2 Bg7 8.Nf3 cd4 9.ed4 d5 10.c5 0-0 11.Nc3 a4+=) 7.Nf3 Bg7 8.Be2 0-0 9.0-0 ed4 10.Bd4 Nc5 11.Nbd2 Re8=.

5.d4 c5 A) 6.Qb3 Bg7 (6...cd4 7.ed4 Bg7 8.Nf3 d5 9.Nc3 0-0 10.c5 Nb8 11.Be2 Nc6=; 6...cb4 7.Qb4 e5 8.Be2 Be7 9.Nd2 0-0 10.Qb5 a6 11.Qb3 ed4=; 6...b6 7.Be2 Bg7 8.Nf3 0-0 9.0-0 a6 10.Nc3 a5 11.a3 Bb7+=; 6...a5 7.bc5 a4 8.Qc2 dc5 9.Nf3 Bg7 10.Bd3 0-0 11.0-0 cd4+=; 6...h6 7.bc5 dc5 8.Nf3 Bg7 9.Bd3 b6 10.0-0 0-0 11.d5 Qc7+=) 7.Nf3 cd4 8.ed4 0-0 9.Bd3 e5 10.de5 Ne5 11.Ne5 de5=; B) 6.Qd2 cd4 (6...Bg7 7.Nf3 cd4 8.Bd4 a5 9.Be2 ab4 10.Qb4 Nb8 11.0-0 Nc6=; 6...Qc7 7.Nc3 cb4 8.Nb5 Qb6 9.Qb4 Bg7 10.Rb1 a6 11.Qa4 0-0=; 6...Qb6 7.bc5 dc5 8.Bd3 Bg7 9.Nf3 cd4 10.ed4 Qe6 11.Qe2 Qe2=; 6...b6 7.Nf3 Bg7 8.Be2 Bb7 9.0-0 0-0 10.a3 Rc8 11.Rc1 Ne4=) 7.ed4 Bg7 8.Nf3 d5 9.Nc3 dc4 10.Bc4 0-0 11.0-0 Nb6=; C) 6.a3 Qb6 (6...cd4 7.Bd4 Bg7 8.Nf3 0-0 9.Be2 Nb8 10.0-0 Nc6 11.Bc3 Qc7=; 6...Bg7 7.Nf3 cd4 8.Bd4 0-0 9.Be2 Nb8 10.Bb2 Nc6 11.0-0 Bf5=) 7.Qa4 Bg7 8.Nf3 cd4 9.Bd4 Qc6 10.Qc6 bc6 11.Be2 0-0=; D) 6.Qa4 cd4 (6...Bg7 7.Be2 0-0 8.Nf3 Qb6 9.a3 cd4 10.Bd4 Qc6 11.Qc6 bc6=) 7.Bd4 Bg7 8.Nf3 0-0 9.Be2 a5 10.0-0 e5 11.Bc3 Qc7=; E) 6.bc5 dc5 7.Bd3 Bg7 8.Nf3 e5 9.Ne5 Ne5 10.de5 Ng4 11.Qa4 Bd7=.

5.d4 e5 A) 6.Nf3 Bg7 (6...Be7 7.Nc3 a5 8.ba5 Ra5 9.Bd3 ed4 10.ed4 0-0 11.0-0 Re8+=; 6...a5 7.ba5 ed4 8.ed4 d5 9.c5 Bg7 10.a6 Qe7 11.Qe2 Qe2=; 6...ed4 7.Nd4 Bg7 8.Be2 0-0 9.0-0 Ne5 10.Nd2 c5 11.Nc2 Re8=; 6...h6 7.de5 de5 8.c5 e4 9.Nfd2 Qe7 10.Qc2 Bg7 11.Ne4 0-0+=; 6...e4 7.Nfd2 d5 8.a3 Nb6 9.Nc3 Bg4 10.Qc2 c6 11.h3 Bf5+=) 7.de5 Ng4 8.Be2 Nde5 9.Ne5 Ne5 10.Nc3 Be6 11.Qa4 Qd7=; B) 6.Nc3 a5 (6...Bg7 7.Nf3 0-0 8.Be2 ed4 9.Nd4 c5 10.bc5 dc5 11.Ndb5 Qb6=; 6...ed4 7.ed4 d5 8.c5 Bh6 9.Be2 c6 10.Nf3 0-0 11.0-0 Re8+=; 6...Be7 7.Nf3 ed4 8.Nd4 Ne5 9.Be2 Bg4 10.Bg4 Nfg4 11.0-0 0-0+=) 7.ba5 Bg7 8.Nf3 0-0 9.Be2 Ra5 10.0-0 Re8 11.de5 Ne5=; C) 6.Nd2 a5 (6...ed4 7.Bd4 Bg7 8.a3 a5 9.Qa4 0-0 10.Ngf3 c5 11.bc5 Nc5=; 6...Qe7 7.Be2 Bg7 8.Ngf3 e4 9.Ng5 h6 10.Nh3 Nb6 11.Nf4 g5=; 6...Bg7 7.Ngf3 ed4 8.Nd4 a5 9.ba5 0-0 10.Be2 Ra5 11.0-0 Qe7=; 6...h6 7.Qa4 ed4 8.Bd4 Bg7 9.Ngf3 0-0 10.Be2 c5 11.Bb2 cb4=; 6...e4 7.Qc2 d5 8.b5 c6 9.Rb1 Rb8 10.c5 cb5 11.Bb5 a6+=) 7.Qa4 Bg7 8.Nb3 0-0 9.Na5 ed4 10.ed4 Re8 11.Ne2 d5+=; D) 6.a3 Be7 (6...ed4 7.Bd4 Bg7 8.Nf3 a5 9.Bd3 c5 10.bc5 dc5 11.Bc3 0-0=; 6...a5 7.Nf3 e4 8.Nfd2 ab4 9.ab4 Ra1 10.Ba1 d5 11.Bc3 dc4=; 6...e4 7.Nd2 Bg7 8.Qc2 Qe7 9.Nh3 0-0 10.Be2 Nb6 11.Nf4 Bd7+=; 6...h6 7.Nf3 e4 8.Nfd2 a5 9.ba5 c6 10.Bc3 Bg7 11.Be2 0-0+=; 6...Bg7 7.Nf3 Qe7 8.Be2 0-0 9.0-0 Re8 10.Nc3 c5 11.Nb5 e4+=) 7.Nd2 a5 8.Be2 0-0 9.e4 ed4 10.Bd4 Re8 11.Ngf3 Bf8=; E) 6.Be2 ed4 (6...h6 7.Nf3 e4 8.Nfd2 d5 9.a3 c6 10.Nc3 a5 11.b5 Bd6+=; 6...Be7 7.a3 a5 8.Nd2 0-0 9.e4 ed4 10.Bd4 c5 11.bc5 dc5=; 6...e4 7.Nc3 d5 8.a3 dc4 9.Qc2 a5 10.b5 Qe7 11.Bc4 Nb6+=) 7.Bd4 c5 8.bc5 dc5 9.Bc3 Bg7 10.Nf3 0-0 11.0-0 Qe7=.

5.Be2 A) 5...c5 A1) 6.a3 e5 (6...Bg7 7.Nf3 Qb6 8.Bc3 Qc7 9.0-0 0-0 10.d3 Rd8 11.Nbd2 Nb6=) 7.Qa4 cb4 8.ab4 Bg7 9.d4 0-0 10.Nd2 Nb6 11.Qc2 Re8=; A2) 6.bc5 dc5 7.Nf3 Bg7 8.d4 0-0 9.0-0 cd4 10.ed4 Nb6 11.Re1 Bf5=; A3) 6.Nf3 Bg7 (6...cb4 7.Qa4 e5 8.0-0 Qb6 9.d4 Bg7 10.de5 de5 11.Be5 0-0+=; 6...Qb6 7.b5 Bg7 8.0-0 0-0 9.a4 Qa5 10.Bc3 Qc7 11.a5 Re8=) 7.bc5 dc5 8.0-0 0-0 9.d4 cd4 10.ed4 Nb6 11.Re1 Bf5=; A4) 6.b5 h6 (6...a6 7.Nc3 Bg7 8.Nf3 ab5 9.Nb5 0-0 10.0-0 Nb6 11.a4 Bf5=; 6...e5 7.d3 a6 8.Nc3 Qa5 9.Qd2 Bg7 10.Nf3 0-0 11.ba6 Ra6+=; 6...Bg7 7.Nf3 a6 8.Nc3 0-0 9.0-0 ab5 10.Nb5 Nb6 11.a4 Bg4=) 7.Nf3 Bg7 8.0-0 a6 9.Nc3 0-0 10.d4 ab5 11.Nb5 cd4=; A5) 6.Qb3 e5 (6...a5 7.bc5 a4 8.Qa3 dc5 9.Nf3 Bg7 10.Nc3 0-0 11.0-0 e5+=; 6...Bg7 7.Nf3 cb4 8.Qb4 0-0 9.d4 Nb6 10.0-0 Qc7 11.Rc1 Bf5+=; 6...cb4 7.Qb4 e5 8.d4 Be7 9.Nd2 0-0 10.Rd1 Re8 11.Qb3 Bf8=; 6...Qc7 7.Nc3 cb4 8.Nd5 Qa5 9.Qb4 Qb4 10.Nb4 e6 11.Nf3 Bg7+=) 7.d4 cb4 8.Qb4 Be7 9.Nd2 0-0 10.Qb5 a6 11.Qb3 ed4=; B) 5...e5 B1) 6.Nc3 a5 (6...Bg7 7.Nf3 0-0 8.d3 a5 9.b5 Nb6 10.0-0 a4 11.a3 Re8=; 6...d5 7.Nd5 Nd5 8.cd5 Bb4 9.Nf3 0-0 10.Ne5 Ne5 11.Be5 Qd5=) 7.b5 Nb6 8.Nf3 Be6 9.d4 ed4 10.Qd4 Bg7 11.0-0 0-0=; B2) 6.d3 d5 (6...a5 7.b5 Bg7 8.Nf3 0-0 9.0-0 a4 10.a3 Re8 11.Nc3 Nb6=; 6...c5 7.bc5 dc5 8.Nf3 Bd6 9.Nc3 0-0 10.0-0 Re8 11.Rb1 Nb6+=) 7.Qa4 Qe7 8.a3 Bg7 9.Nc3 dc4 10.dc4 0-0 11.e4 Nb6=; B3) 6.d4 Be7 (6...h6 7.Nf3 e4 8.Nfd2 d5 9.a3 c6 10.Nc3 a5 11.b5 Bd6+=; 6...ed4 7.Bd4 c5 8.bc5 dc5 9.Bc3 Bg7 10.Nf3 0-0 11.0-0 Qe7=; 6...e4 7.Nc3 d5 8.a3 c6 9.cd5 cd5 10.Rc1 Be7 11.Nh3 Nb6+=) 7.a3 a5 8.Nd2 0-0 9.e4 ed4 10.Bd4 Re8 11.Ngf3 Bf8=; B4) 6.Nf3 Bg7 (6...a5 7.b5 e4 8.Nd4 Ne5 9.0-0 Bg7 10.f3 0-0 11.fe4 Ne4+=; 6...e4 7.Ng5 Ne5 8.f4 Nd3 9.Bd3 ed3 10.0-0 Bg7 11.Qb3 0-0+=; 6...c6 7.0-0 e4 8.Nd4 Qb6 9.a3 Bg7 10.f3 ef3 11.Nf3 0-0+=) 7.d4 ed4 8.Nd4 0-0 9.0-0 Ne5 10.Nd2 c5 11.Nc2 Re8=; C) 5...Bg7 C1) 6.d4 d5 (6...c5 7.bc5 dc5 8.Nf3 0-0 9.0-0 cd4 10.ed4 Nb6 11.a4 Be6=; 6...0-0 7.Nf3 d5 8.0-0 dc4 9.Na3 Nd5 10.Qe1 c3 11.Bc3 N7f6=; 6...a5 7.b5 e5 8.Nf3 ed4 9.Bd4 0-0 10.0-0 Re8 11.Nc3 Nc5=; 6...e5 7.Nf3 ed4 8.Bd4 a5 9.a3 0-0 10.0-0 Re8 11.Qa4 Ne5=) 7.Nf3 dc4 8.Bc4 Nb6 9.Bd3 0-0 10.e4 Nh5 11.0-0 Nf4=; C2) 6.d3 c5 (6...0-0 7.Nf3 e5 8.0-0 Qe7 9.a3 a5 10.Nc3 Nb6 11.Qd2 ab4=) 7.bc5 dc5 8.Nf3 0-0 9.0-0 Nb6 10.a4 Qd6 11.a5 Nbd7=; C3) 6.Nf3 e5 (6...0-0 7.0-0 c5 8.bc5 dc5 9.d4 cd4 10.ed4 Nb6 11.Re1 Bf5=; 6...d5 7.cd5 0-0 8.Qb3 Nb6 9.Nc3 Nbd5 10.Nd5 Nd5 11.Bg7 Kg7+=; 6...a5 7.b5 0-0 8.d4 e5 9.0-0 Qe7 10.Nc3 Re8 11.Qc2 e4+=; 6...c5 7.bc5 dc5 8.0-0 0-0 9.d4 b6 10.Nc3 cd4 11.ed4 Bb7=; 6...h6 7.0-0 0-0 8.d4 c5 9.a3 Re8 10.Nc3 cd4 11.Nd4 a5+=) 7.d4 a5 8.b5 0-0 9.0-0 ed4 10.Bd4 Re8 11.Nc3 Nc5=.

5.Nf3 a5 A) 6.ba5 Ra5 (6...Bg7 7.d4 0-0 8.Be2 c5 9.0-0 Qa5 10.Qb3 Re8 11.Rd1 e5=; 6...e5 7.d4 ed4 8.ed4 d5 9.c5 Bg7 10.a6 Qe7 11.Qe2 Qe2=) 7.Bc3 Ra8 8.d4 Bg7 9.Bd3 0-0 10.0-0 Re8 11.Nbd2 e5=; B) 6.b5 Bg7 (6...e5 7.d4 Bg7 8.Be2 0-0 9.de5 Ng4 10.0-0 Nde5 11.Bd4 Nf3=; 6...c5 7.Be2 Bg7 8.0-0 0-0 9.Nc3 Nb6 10.d3 a4 11.a3 Bf5=; 6...c6 7.d4 Bg7 8.Bd3 a4 9.a3 0-0 10.0-0 c5 11.Qe2 Qc7+=; 6...a4 7.d4 Bg7 8.a3 0-0 9.Nc3 e5 10.Na4 ed4 11.Bd4 c5+=; 6...h6 7.d4 Bg7 8.Bd3 0-0 9.0-0 e5 10.Nc3 Re8 11.Qc2 Qe7+=) 7.d4 e5 8.Be2 0-0 9.0-0 ed4 10.Bd4 Nc5 11.Nbd2 Qe7=; C) 6.Qa4 Bg7 7.d4 0-0 8.a3 Nb6 9.Qc2 Bf5 10.Bd3 Bd3 11.Qd3 ab4+=; D) 6.a3 e5 (6...ab4 7.ab4 Ra1 8.Ba1 e5 9.Be2 e4 10.Ng5 Ne5 11.f4 ef3+=; 6...Bg7 7.d4 e5 8.de5 Ng4 9.Be2 Nde5 10.Ne5 Be5 11.Be5 Ne5=; 6...c5 7.bc5 dc5 8.d4 Bg7 9.Bd3 Rb8 10.0-0 0-0 11.Qe2 cd4+=) 7.d4 e4 8.Nfd2 ab4 9.ab4 Ra1 10.Ba1 d5 11.Bc3 dc4=.

5.Nf3 c5 A) 6.bc5 dc5 7.d4 Bg7 8.Bd3 e5 9.de5 Ng4 10.Be4 Nge5 11.Ne5 Ne5=; B) 6.Be2 cb4 (6...Bg7 7.a3 0-0 8.0-0 e5 9.d3 Re8 10.Nc3 Qc7 11.Qc2 a5+=; 6...Qb6 7.a3 Bg7 8.Bc3 0-0 9.0-0 Rd8 10.d3 d5 11.Nbd2 Qe6+=) 7.Qa4 Qb6 8.Bf6 ef6 9.d4 a5 10.Nbd2 Qc6 11.Qc2 Be7=; C) 6.a3 Qb6 (6...Bg7 7.Be2 0-0 8.0-0 e5 9.d3 Re8 10.Nc3 a5 11.Nb5 Ra6+=; 6...cb4 7.ab4 Bg7 8.Be2 0-0 9.0-0 d5 10.c5 Qc7 11.d4 Ne4+=; 6...h6 7.d4 cd4 8.Bd4 Bg7 9.Bd3 0-0 10.e4 Nb8 11.0-0 Nc6+=) 7.Nc3 Bg7 8.Nd5 Qd8 9.Nf6 Nf6 10.Be2 0-0 11.0-0 Bf5=.

5.Nf3 e5 A) 6.Nc3 a5 (6...Bg7 7.Be2 0-0 8.e4 Nb6 9.0-0 Bg4 10.Qb3 a5 11.a3 a4=) 7.b5 Bg7 8.Be2 0-0 9.d4 ed4 10.Nd4 Nc5 11.0-0 a4=; B) 6.d4 a5 (6...Be7 7.Nc3 a5 8.b5 0-0 9.Bd3 Re8 10.0-0 Bf8 11.Qc2 Qe7+=; 6...h6 7.de5 de5 8.c5 e4 9.Nfd2 Qe7 10.Qc2 Bg7 11.Ne4 0-0+=; 6...e4 7.Nfd2 d5 8.a3 Nb6 9.Nc3 Bg4 10.Qc2 c6 11.h3 Bf5+=; 6...a6 7.de5 de5 8.a3 Qe7 9.Nc3 Bg7 10.Nd5 Nd5 11.cd5 0-0+=; 6...ed4 7.Nd4 Bg7 8.Be2 0-0 9.0-0 Ne5 10.Nd2 c5 11.Nc2 Re8=) 7.b5 Bg7 8.Be2 0-0 9.de5 Ng4 10.0-0 Nde5 11.Bd4 Nf3=; C) 6.d3 c6 (6...a5 7.b5 Bg7 8.Be2 0-0 9.0-0 a4 10.a3 Nc5 11.Nc3 Bf5=; 6...Bg7 7.Be2 a5 8.b5 0-0 9.Nc3 Nb6 10.0-0 a4 11.a3 Re8=; 6...Qe7 7.Be2 Bg7 8.0-0 0-0 9.a3 Re8 10.Nc3 Nb6 11.e4 Bh6=; 6...Nb6 7.Be2 Bg7 8.0-0 0-0 9.d4 ed4 10.Bd4 Be6 11.Nbd2 Qe7=; 6...a6 7.Be2 Bg7 8.0-0 0-0 9.Nc3 Re8 10.a3 Nb6 11.e4 a5=) 7.Be2 Qb6 8.a3 a5 9.Bc3 ab4 10.Bb4 Bg7 11.0-0 e4=; D) 6.Be2 a5 (6...e4 7.Ng5 Ne5 8.f4 Nd3 9.Bd3 ed3 10.0-0 Bg7 11.Qb3 0-0+=; 6...Bg7 7.d4 ed4 8.Bd4 c5 9.Bb2 cb4 10.Qd6 Qa5 11.Bd4 b3+=; 6...c6 7.Nc3 Qb6 8.a3 Bg7 9.0-0 0-0 10.d4 Re8 11.c5 dc5+=) 7.Qa4 c6 8.0-0 Nb6 9.Qb3 ab4 10.Qb4 e4 11.Bf6 Qf6=; E) 6.a3 a5 (6...e4 7.Ng5 Ne5 8.Nc3 Bf5 9.Qb1 Bh6 10.Nge4 Ne4 11.Ne4 Bg7+=; 6...Bg7 7.d4 Qe7 8.Be2 0-0 9.0-0 Re8 10.Nc3 c5 11.Nb5 e4+=; 6...Be7 7.Nc3 a5 8.Be2 0-0 9.0-0 d5 10.cd5 ab4 11.ab4 Ra1+=; 6...Nb6 7.Be2 Bg4 8.0-0 Bg7 9.d4 e4 10.Nfd2 Be2 11.Qe2 d5+=; 6...Qe7 7.d4 Bg7 8.Be2 0-0 9.0-0 Re8 10.Nc3 c5 11.Nb5 e4+=) 7.Nc3 Bg7 8.d4 0-0 9.Be2 ab4 10.ab4 Ra1 11.Qa1 ed4=.

5.f4 Bg7 6.Nf3 0-0 7.Be2 a5 8.b5 Nc5 9.d4 Nce4 10.0-0 b6 11.Nbd2 Bb7 12.Qc2 e6 13.a4 d5 14.Rac1 Rc8 15.Ne4 Ne4 16.c5 bc5 17.dc5 c6 18.b6 f6 19.Nd2 Nd2 20.Qd2 Qe7 21.Qa5 Ra8 22.Qb4 Rfd8 23.a5 Bf8 24.Rc2 e5 25.fe5 fe5 26.Ra1 Ba6 27.Ba6 Ra6 28.e4 Rb8 29.ed5 cd5 30.Qb5 Qb7 31.c6 Qe7 32.c7 1–0. carocan (1750) – nobilek, kurnik, 2012.

5.h3 Bg7 6.b5 c6 7.a4 0-0 8.Nc3 cb5 9.ab5 Re8 10.Nf3 Nf8 11.Be2 Bf5 12.0-0 Ne6 13.d3 Qd7 14.e4 Bh3 15.gh3 Nf4 16.Kh2 Qh3 17.Kg1 Qg2# 0–1. riditko – venabimp, kurnik, 2012.

5.b5 Bg7

6.a4 0-0 7.d4=+.

6.a4 c5 7.Be2=+.

6.a4 Nh5 7.Nc3 e5 8.Be2 0-0 9.Bh5 gh5 10.Qh5 (10.Nge2 h4=) 10...Nf6 (10...Nc5!? 11.Nd1 d5 12.cd5 Nd3 13.Kf1 Qd5=+) 11.Qe2 Qe7 12.Nf3 c5 (12...e4 13.Nd4 c5 14.bc6 bc6 15.Rb1+= (worse 15.Nc6 Qb7-/+)) 13.d4 ed4 14.ed4 White gets in control. 14...Qd7 (14...Re8 15.Qe7 Re7 16.Kd2 cd4 17.Nd4+=) 15.0-0+/- Re8 16.Qd2 b6 (16...Qg4 17.dc5 dc5 18.Nd5 Nd5 19.cd5 Bb2 20.Qb2+/-) 17.dc5 (17.Rfe1 Bb7 18.d5 Qg4+/-) 17...bc5 (17...dc5 18.Nd5 Nd5 19.Bg7+/- (19.cd5?! Bb2 20.Qb2 Qd5+=)) 18.Nd5 Nd5 19.Bg7 Nb4 (19...Kg7 20.Qd5 Bb7 21.Qg5 Kh8 22.Qf6 Kg8 23.Rfd1+-) 20.Qc3 (20.Bf6 Qf5 21.Qd6 Be6 22.Qg3 Qg6 23.Qg6 hg6+-) 20...Re6 (20...Bb7 21.Bh8 Qg4 22.h3+/-) 21.Rfe1 (better 21.Nh4+-) 21...Rg6? (better 21...Bb7 22.Bf6 Nd3 23.Qd3 Rf6+-) 22.Bf6 Bb7 23.Re7 (better 23.Nh4 Qg4 24.h3+-) 23...Qg4 Do you see the mate threat? 24.Rae1?? (24.Nh4 Bg2 25.Ng6 Bf3 26.Kf1 Qg2 27.Ke1 Qg1 28.Kd2 Qf2 29.Kc1 hg6 30.Qd2 Qf1 31.Kb2 Qc4 32.Ra3= (32.Qd6?? Nd3 33.Qd3 Qd3-+)) 24...Bf3 (24...Qg2?!=) 25.Re8 (25.Re8 Re8 26.Re8) 1-0. RichardSommer (2105) - mannyp (2015),, 2020.

6.a4 Nh5 7.Nc3 Nhf6 8.Be2 0-0 9.Nf3 c6 10.0-0 cb5 11.ab5 White launches an attack 11...b6 (11...Re8 12.d4=) 12.Nd4 Bb7 13.Bf3 Qc7 14.Bb7 Qb7 15.Nc6 e6 (15...Ne5 16.Nd5 Nd5 17.cd5+/-) 16.Qf3 Nc5 17.d4 (better 17.Rfd1+/-) 17...Nd3? (better 17...Nb3 18.Rad1 a6+/-) 18.Ba3+- d5 (18...a5 19.Bd6 Rfe8+-) 19.Bf8 Bf8 20.Qf6 Bg7 (20...dc4 21.Qf3 Kg7+-) 21.Qf3 dc4 (21...a5+-) 22.d5 (better 22.Ne7! Qe7 23.Qa8 Qf8 24.Qc6+-) 22...ed5? (22...Bc3 23.Ra4 Kg7+-) 23.Nd5 a6 (23...Ba1 24.Ra1 f5 25.Nb6+-) 24.Nde7 (better 24.ba6 Ra6 25.Nd8 Qd7 26.Ra6 Qd8+-) 24...Kh8 (24...Kf8 25.ba6 Qd7+-) 25.Ra6 Ra6 (25...Rf8 26.Ra7 Qa7 27.Na7+-) 26.ba6 Qa6 27.h3 (27.Nd8 Be5 28.Qf7 Bh2 29.Kh2 b5 30.Qg8) 27...c3 (27...Qa8+-) 28.Qd5 (28.Nd8 Be5 29.Qf7 Bh2 30.Kh2 Nf2 31.Qg8) 28...Nc5 (28...Qa8 29.Qd3 h5+-) 29.Qd8 Bf8 30.Qf8 1-0. RichardSommer (2035) - TheBeechTree (1985),, 2020.

6.a4 Nh5 7.Bg7 Ng7 8.d4 0-0=.

6.d4 e5=.

5.d4 Bg7

6.Be2 a5 (6...c5 7.bc5 dc5 8.Nf3 cd4 9.ed4 0-0 10.0-0 Nb6 11.Qb3 Bg4=; 6...0-0 7.Nf3 c5 8.a3 Qb6 9.Qa4 cd4 10.Bd4 Qc6 11.Qc6 bc6=; 6...d5 7.Nf3 dc4 8.Bc4 Nb6 9.Bd3 0-0 10.0-0 Bg4 11.h3 Be6+=; 6...e5 7.Nf3 ed4 8.Nd4 0-0 9.0-0 Ne5 10.a3 a5 11.Nc3 Re8=) 7.b5 0-0 8.Nf3 e5 9.0-0 Re8 10.Nc3 ed4 11.ed4 d5 =.

6.Nf3 0-0 7.Bd3 e5 8.de5 de5 9.e4 Qe7 10.a3 a5 11.c5 Rd8=.

6.Nf3 a5 7.b5 0-0 8.Bd3 e5 9.Nc3 ed4 10.Nd4 Ne5 11.0-0 Nd3 =.

6.Nf3 Nb6 7.Bd3 d5 8.c5 Nc4 9.Bc4 dc4 10.Nbd2 Nd5 11.Nc4 Nb4+=.

6.Nf3 c5 7.bc5 dc5 8.Bd3 e5 9.Ne5 Ne5 10.de5 Ng4 11.Qa4 Bd7=.

6.Nf3 c6 7.Nc3 Qc7 8.Qb3 e5 9.Rc1 0-0 10.Be2 Re8 11.0-0 Nf8 (11...a5 12.b5=) 12.Rfe1 Qe7 13.a4 White plans b5 13...Be6 (13...Bf5 14.Red1+=) 14.Ba3 (14.de5 de5 15.Ne5 a5 16.ba5 Ra5+/-) 14...Qd7 (14...N8d7 15.Rcd1=) 15.b5 (15.de5 de5 16.Ne5 Qe7+/-) 15...c5 (better 15...e4!? 16.Nd2 Bf5+=) 16.de5+/- de5 17.Ne5 Qc7 18.Nd3 b6 19.Bf3 Rad8 20.Rcd1 (20.Nd5 Bd5 21.cd5 Ne4+-) 20...Bf5 (20...Bg4 21.Be2+/-) 21.Nf4 Rd1 22.Rd1 (22.Bd1? Qf4 23.g4 Qg5-+; 22.Nd1? Qf4 23.Bb2 Ng4 24.Bg4 A) 24...Bg4?! 25.Bg7 (25.ef4?? Re1) 25...Kg7 26.f3= (26.ef4 Re1); B) 24...Qg4-+) 22...Ne4 (22...N8d7 23.Bb2+/-) 23.Ncd5 Qe5 24.Nd3 Qb8 25.Bb2 Ne6? (better 25...Bb2 26.Qb2 Nd7+-) 26.Bg7 Ng7 27.Qb2 (better 27.Be4 Be4 28.Nf6 Kh8 29.Ne8 Qe8+-) 27...Nd6?? (better 27...Kh8+-) 28.Nf6 Kh8 29.Ne8 (29.Ne5 Re7+-) 29...Qe8 (29...Nde8 30.Ne5 Kg8 31.Nc6+-) 30.Nf4 Kg8 (30...Nc4 31.Qf6 Bd7 32.Bc6+-) 31.Nd5 (better 31.Rd6 Qe7 32.Rd2 Ne8+-) 31...Ne4 (31...Qf8+-) 32.Be4 Be4 (32...Qf8 33.Bf5 Nf5 34.Nf6 Kh8 35.Ne4 Nd4 36.ed4 Qg7+-) 33.Nf6 (33.Nf6 Kf8 34.Ne8 Bf5 35.Qg7 Ke7 36.Qf6 Kf8 37.Rd8 Bd7 38.Nd6 Be8 39.Re8) 1-0. ClayPigeons (2070) - hunt3r62 (2055), Rated Bullet game,, 2020.

6.Nf3 e5 7.de5 Ng4 8.Be2 Nde5 9.Ne5 Ne5 10.Nc3 Be6 11.Qb3 Qg5=.

6.f4 0-0 7.Nf3 Ne4 8.Bd3 f5 9.Qc2 Ndf6 10.0-0 c6 11.Nbd2 d5 12.a4 a5 13.b5 Be6 14.Be4 fe4 15.Ne5 Ng4 16.bc6 Be5 17.fe5 Rf1 18.Nf1 bc6 19.cd5 Bd5 20.h3 Nh6 21.Ba3 Nf5 22.Qc5 Rb8 23.g4 Nh4 24.Qe7 Qe7 25.Be7 Nf3 26.Kf2 Rb2 27.Kg3 g5 28.h4 h6 29.hg5 hg5 30.Bf6 Kf7 31.Bd8 Kg6 32.Ba5 Bc4 33.Bc3 Rc2 34.Bb4 Rb2 35.Bc5 Rb3 36.a5 Bf1 37.Rf1 Re3 38.Kf2 Rd3 39.a6 Rd2 40.Ke3 Ra2 41.a7 Kg7 42.Rf3 ef3 43.Kf3 Kf7 44.Ke4 Ke6 45.Bb6 Ra3 46.Bd8 Ra7 47.Bg5 Rg7 48.Kf4 Rf7 49.Bf6 Rb7 50.g5 Rb4 51.Ke4 Rb3 52.g6 Rg3 53.g7 Rg1 54.Kf4 Rf1 55.Kg5 Kf7 56.Kg4 Rf2 57.Kg3 Rf5 58.Kg4 Rf1 59.Kg3 Rf5 60.Kg4 Rf1 61.Kg3 Rf5 ½–½. carocan (1730) – nobilek, kurnik, 2012.

5.Nf3 Bg7

6.a3 Nb6 (6...0-0 7.Be2 d5 8.cd5 Nb6 9.Be5 Nbd7 10.Bg3 Nd5 11.d4 c5=; 6...h6 7.d4 0-0 8.Bd3 c5 9.0-0 cd4 10.ed4 d5 11.c5 Ne4+=; 6...e5 7.d4 a5 8.de5 Ng4 9.Be2 Nde5 10.Ne5 Be5 11.Be5 Ne5=; 6...a5 7.d4 0-0 8.Bd3 ab4 9.ab4 Ra1 10.Ba1 d5 11.c5 Ne4=; 6...c5 7.Be2 0-0 8.0-0 Qb6 9.Qa4 Qc7 10.Nc3 Nb6 11.Qa5 Bg4+=) 7.d4 0-0 8.Bd3 c5 9.0-0 cd4 10.Bd4 e5 11.Bb6 Qb6 =.

6.b5 0-0 7.a4 b6 8.Be2 Bb7 9.0-0 a5 10.h3 e5 11.Nc3 Re8 12.Qc2 Nc5 13.d4 ed4 14.Nd4 Nce4 15.Bf3 Qc8 16.Ne4 Be4 17.Be4 Ne4 18.Nc6 Nc5 19.Bg7 Kg7 20.Qc3 Kg8 21.f3 Qe6 22.e4 h5 (22...f5 23.Nd4 Qf6 24.ef5 gf5 25.Qd2=) 23.Rfd1 h4 24.Rd5 f6 (24...Nd7 25.Qe1 Qf6 26.Ra3=) 25.Qe1+/- White is in command 25...g5 26.Nd4 Qf7 27.Nf5 Kh7 28.g3 hg3 29.Qg3 Re5 30.Kf2 Rae8 31.h4 (31.Qg4+=) 31...Rf5?? (better 31...Re4 32.hg5 Re2 (32...Rc4 33.Rh1 Qh5 34.Rh5 Kg6 35.gf6 Kf7 36.Nd6 cd6 37.Rh7 Kf6 38.Qg5 Ke6 39.Qf5) 33.Kg1 Qg6 34.gf6 Qf6 35.Qh3 Kg8 36.Qg4 Kf8=+) 32.Rf5 (32.ef5 Qe7 33.Qg4 Qe3 34.Kf1 Kg7 35.hg5 Qe2 36.Kg1 fg5 37.Qg5 Kf7 38.Qh5 Ke7 39.f6 Kd7 40.Qg4 Ne6+/-) 32...Qc4 33.Rh1 The mate threat is hxg5 33...Re4 34.hg5 Kg6 35.Rf6 Kg7 36.Kg2 Re2 37.Kh3 Qd3?? (better 37...Na4 38.Qg4 Qg4 39.Kg4 Nc3+/-) 38.Qh4+- Qh7 39.Rf7! Kf7 Deflection from h7 40.Qh7 Ke6 41.Qg6 (41.g6 d5 42.g7 Ke5+-) 41...Kd5 42.Rd1 (42.Qf7!? Kd4 43.Rc1 Ne6 44.Qf6 Re5+-) 42...Kc4 43.Qf7 Kb4 (43...Ne6 44.g6 Kb4 45.Rb1 Kc3 46.Qf6 Re5 47.f4 Ng5 48.fg5+-) 44.Rb1 Ka4 45.Qa2 (45.Qa2 Ra2 46.g6-+; 45.Qc4 Ka3 46.Qc3 Ka4 47.Qa1 Ra2 48.Qa2) 1-0. RichardSommer (2220) - retrostail (2370),, 2020.

6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

6.d4 0-0 7.Be2 e5 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7).

6.d4 c5 7.bc5 dc5 8.Bd3 e5 9.de5 Ng4 10.Be4 Nge5 11.Ne5 Ne5 =.

6.d4 c6 7.Nc3= (7.Bd3 e5 8.de5 de5 9.0-0 Qe7 10.Qc2 0-0 11.e4 Rd8=) 7...0-0 8.Be2 (8.Bd3 e5 9.0-0 Qe7 10.Be2 Re8 11.a3 Nb6=) 8...Re8 (8...c5 9.bc5 dc5 10.0-0 Re8 11.Re1 cd4+=) 9.0-0 Qb6 (9...e5 10.a3 Qe7 11.Qc2 ed4+=) 10.Qb3 (10.a3 e5 11.c5 dc5+=) 10...Nf8 (10...a5 11.b5 Qc7+=) 11.Rfd1 (11.e4 Ne6+=) 11...a6 (11...Ne6+=) 12.a4 Bg4 (12...a5!?+=) 13.h3+/– Bf3 14.Bf3 e5 15.a5 Qc7 16.Qa4 (16.d5 e4 17.Be2 N8d7+/–) 16...e4 (16...ed4!? 17.Rd4 Ne6=) 17.Be2+/– N8d7 18.b5 c5 19.dc5 Nc5 20.Qb4 Rac8 21.Nd5 ½–½. Lebel,Patrick (2125) – Orehek,Spela (1870), 7th ch–Mediterranean, Rijeka CRO, 2009.

6.d4 e5 7.de5 Ng4 8.Be2 Nde5 9.Ne5 Ne5 10.Nc3 Be6 11.Qb3 Qg5 =.

6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 Nbd7).

6.Be2 0-0 7.0-0 e5 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0).

6.Be2 a5 7.b5 0-0 8.0-0 e5 9.d4 Re8 10.Nc3 ed4 11.ed4 d5 =.

6.Be2 c5 7.a3 e5 8.d3 Qb6 9.Qa4 Qc6 10.Nc3 0-0 11.Qc6 bc6 +=.

6.Be2 d5 7.cd5 0-0 8.Qb3 Nb6 9.Nc3 Nfd5 10.Nd5 Nd5 11.Bg7 Kg7 +=.

6.Be2 e5 7.d4 a5 8.b5 0-0 9.de5 Ng4 10.0-0 Nde5 11.Bd4 Nf3 =.

4.Bc4 g6

5.Ne2 Bg7 6.0-0 0-0 (6...Nb6 7.Bb3=) 7.a3 (7.d4 c5=) 7...e5 (7...d5 8.Ba2=) 8.Bb3 Re8 (8...a5 9.Nbc3=) 9.f4 Nf8 (9...d5 10.Nbc3 c6 11.fe5 Ne5 12.Qe1=) 10.fe5+= de5 11.Nbc3 (11.Qe1 Qd6+=) 11...Be6= 12.Be6 Ne6 13.Ng3 Qd7 (13...a5 14.b5=) 14.Qe2 (14.d3 e4=) 14...Rad8 (14...a5 15.b5+=) 15.Rad1 (15.Rf2 Re7+=) 15...Qc6 (15...c6 16.d3+=) 16.Qf3 (16.Qb5 Rd6+=) 16...Qf3= 17.Rf3 c6 18.Nge4 (18.Rf2 Nd5=) 18...Ne4=+ 19.Ne4 f5 20.Nc3 e4 21.Rff1 Nc7 22.Na4 (22.Kf2 Nb5=+) 22...Bb2 (22...Nb5 23.Bc1-/+) 23.Nb2=+ Ra8 (23...Nd5 24.h3=+) 24.Nc4= Red8 (24...Re7 25.h3=) 25.d4 (25.h3 Nd5=) 25...Rd5 (25...Nd5 26.Kf2=) 26.Kf2 (26.Ne5 Rd6+=) 26...Nb5= 27.Rb1 (27.a4 Nc3 28.Ra1 Rdd8=) 27...Rdd8 (27...f4 28.a4 Nc3 29.Ra1=+) 28.Ke1 Nc3 (28...Kf7 29.Rb3=) 29.Rb3 Nd5 30.Kd2 Nb6 (30...Nf6 31.Ne5=) 31.Na5 Rd7 (31...Rab8 32.c4=) 32.c4 Rad8 33.Ke2 (33.c5 Nd5+=) 33...Kg7= 34.g3 (34.c5 Nd5=) 34...h6 (34...Kf6 35.c5 Nd5 36.Nc4=) 35.Rc3 (35.c5 Nd5+=) 35...Re8 (35...Na4 36.Rc2=) 36.Nb3 Ree7 (36...Na4 37.Rcc1=) 37.Nc5+= Rd8 38.a4 (38.g4 Kf6+=) 38...Nc8 39.a5 (39.g4 Kf6+=) 39...Nd6 (39...b6 40.Nb3=) 40.Nb3 (40.Rc2 b6 41.Nb3 Rb8=) 40...b6 (40...Kf6 41.h3=) 41.ab6 ab6 42.Nd2 (42.Ra1 Rb7=) 42...Ra8 (42...Ra7 43.c5 bc5 44.Rc5=) 43.Rfc1 (43.c5 Nb5 44.Rc2 Na3=) 43...b5 (43...Rb7 44.c5 Nb5 45.R3c2=) 44.cb5 cb5 45.Rc7 (45.R1c2 Kf6=) 45...Kf6 (45...Kf7 46.Re7 Ke7 47.Rc7 Kf6 48.Rd7=+) 46.R7c6= Ke6 47.d5 (47.R1c5 Rb7=) 47...Kd5 (47...Ke5 48.Nb3=+) 48.R1c5= Ke6 49.Nb3 (49.Rb5 Ra2=+) 49...Rd7 (49...Ra2 50.Ke1 Kd7 51.Nd4 Ra1 52.Kf2=+) 50.Nd4 The isolani on b5 becomes a target (50.Rb5 Ra2 51.Nd2 Rc7 52.Rc7 Nb5 53.Rc6 Nd6=+) 50...Ke7 51.Rc2 (51.Re5 Kf7 52.Rd5 Ra2 53.Ke1 Ke7 54.Re5 Kd8=) 51...Ra3 (51...Ra1 52.h4-+) 52.Rb6 (better 52.R6c3 Ra1 53.Rc1-+) 52...Rd3 (better 52...Nc4!? 53.Rc4 bc4 54.Rg6 Ra2 55.Ke1 Rh2 56.Nf5 Kd8-+) 53.Nc6=+ Kf7 (53...Ke6!? 54.Nd4 Kf7 55.Nb5 Ne8-/+) 54.Ne5+= Ke6 (54...Ke7 55.Ra2= (55.Nd3?? ed3 56.Kd3 Nc4 57.Ke2 Nb6-+; 55.Nd7?! Kd7 56.Ra6 Nc4=)) 55.Nd7 (better 55.Nd3!? ed3 56.Kd3+/-) 55...Kd7= 56.Rd2?? (better 56.Rc1=) 56...Ke6 (better 56...Rd2 57.Kd2 Nc4 58.Kc3 Nb6-+) 57.Rd3+- ed3 58.Kd3 Kd5 59.Rd6?? (better 59.Rb8+-) 59...Ke5?? (better 59...Kd6 60.e4 Ke5 61.ef5 gf5= (61...Kf5?? 62.Kd4+-)) 60.Rb6 1-0. FeegLood (2715) - Workhorse (2410), Time forfeit, 2015.

5.Nf3= e5 6.Nc3 =.

5.Nf3= Bg7? 6.0-0 0-0= 7.d3 a6 8.Nbd2 b5 9.Bb3 Bb7 10.Rb1 c5 11.a3 Rc8 12.c4 Bc6 13.d4 cb4 14.d5 (14.ab4!? bc4 15.Bc4= (worse is 15.Nc4 Bb5–/+)) 14...Bb7–/+ 15.ab4 bc4 16.Bc4 Nd5 17.Qe2 Nb8 18.e4 Nc3+= 19.Bc3 Bc3 20.Rfc1 Bg7 21.b5 ab5 22.Bb5 Rc1 23.Rc1 Qb6 24.Rb1 Qc7 25.Nc4 Nd7 26.Na5 Ba8 27.Qd3? Nc5–+ 28.Qa3 Ne4 29.Rc1 Qb6 30.Bd3 Qf2 31.Kh1 Bb2 (31...Bb2 32.Qa4 Ng3 33.hg3 Bc1–+) 0–1. Pietrzak,W – Cagara, Krakow, 1999.

5.Nf3= Bg7? 6.d4?? 0-0 (6...Nb6 7.Bd3=) 7.Nbd2 (7.0-0 Nb6 8.Bd3 d5=) 7...e5 (7...Nb6 8.Bb3=) 8.de5 Ng4 9.Bb3 Nde5 10.Qc1 a5+= 11.h3 Nf3 12.Nf3 Ne5 13.Ne5 de5 14.ba5 Qg5 15.g4 Ra5 16.Qd2 Ra6 17.0-0-0 (17.Rd1 Rd6 18.Qe2 Rd1 19.Qd1 Qf6+=) ½–½. Csrnko,Werner (2035) – Heilinger,Dietmar (2185), AUT–chT2O, 2001.

5.Nf3= Bg7? 6.Bf7 Kf8 7.Ng5 +-.

4.Nf3 e5

5.a3 c5 6.bc5 (6.Nc3 e4 (6...d5 7.bc5 Bc5 8.d4 ed4 9.ed4 Bd6 10.Bd3 Qe7 11.Qe2) 7.Ng5 (7.Nh4 d5 8.bc5 Be7 9.Nf5 0-0 10.Na4 Ne5 11.Be5) 7...d5 8.Be2 h6 9.Nh3 cb4 10.ab4 Bb4 11.Nf4) 6...e4 7.Nh4 (7.Ng5 h6 8.Nh3 dc5 9.Nc3 Bd6 10.Nf4 0-0 11.Be2) 7...Nc5 8.Bb5 Bd7 9.Bd7 Nfd7 10.Nf5 (10.Qg4 Ne5 11.Be5) 10...Ne5 (10...Qg5 11.Ng3) 11.0-0 g6 12.Ng3 Bg7 13.d4 ed3 14.cd3 0-0 (14...Ncd3!? 15.Bd4 Qh4=) 15.d4+= Nc4 16.Bc3 Na6 17.Qb3 Qc7 18.Nd2 d5 19.Rfc1 Rac8 20.Rab1 b6 21.Nc4 Qc4 22.Qd1 Rfd8 23.Be1 Qa2 24.Qa4 Rc1 25.Rc1 Qb2 26.Rd1 Nc7 27.Qa7 Ne6 28.Bb4 Qc2 29.Re1 Qc6 30.Qa6 Ra8 31.Qd3 Rc8 32.Ne2 f5 33.g4 Qc4 34.Qc4+/– Rc4 35.gf5 gf5 36.Kg2 f4 37.Kf3 fe3 38.fe3 Rc2 39.Nc3 Nc7 40.Re2 Rc1 41.Rb2 Kf7 42.a4 Ke6 43.a5 b5 44.Rb3 Kd7 45.Ba3 Rf1 46.Ke2 Ra1 47.Bc5 Ra5 48.Bb6 Ra1 49.Bc7 Kc7 50.Rb5 Rh1 51.Kd3 Rh2 52.Nd5 Kc8 53.e4 Rh1 54.e5 h5 55.e6 Rd1+/– 56.Ke2 Rd4 57.e7 Re4 58.Kf3 Re6 59.Rb6 Re5 60.Rd6 Kb7 61.Kf4 h4 62.Rg6 Bh8 63.Rh6 Bg7 64.Rh7 (64.Rh7 Re7 65.Ne7+-; 64.Rh4?! Kc6+/–) 1–0. Hoch,Hubertus (2320) – Boxberg,Marc (2045), RSL2, 2009.

5.Nc3 a5 A) 6.a3 A1) 6...ab4 7.ab4 Ra1 8.Qa1 Be7 9.Be2 c6 10.0-0; A2) 6...Be7 7.Be2 (7.b5 d5 8.Be2 0-0 9.0-0 c5 10.bc6; 7.e4 ab4 8.ab4 Ra1 9.Qa1 c6 10.Bc4; 7.Bc4 0-0 8.0-0 e4 9.Ne1 Nb6 10.Be2) 7...0-0 8.0-0 d5 9.b5 c5 10.d3; A3) 6...e4 7.Nd4 d5 8.ba5 c5 9.Ndb5 Be7 10.Be2; A4) 6...d5 7.b5 Bd6 8.Be2 0-0 9.0-0 a4 10.d3; B) 6.ba5 Ra5 7.e4 (7.Be2 d5 8.0-0 Be7 9.Qe1 c6 10.Nd1; 7.Bd3 d5 8.Bb5 c6 9.Be2 Bd6 10.a4; 7.Bb5 c6 8.Be2 Be7 9.d4 b5 10.a3; 7.Rb1 d5 8.Be2 Bd6 9.Ra1 c6 10.a4) 7...Nc5 8.d4 Nce4 9.de5 de5 10.Qd8; C) 6.b5 C1) 6...a4 7.e4 (7.a3 d5 8.Be2 Bd6 9.0-0 0-0 10.d4; 7.Be2 a3 8.Bc1 d5 9.d3 Bd6 10.Rb1) 7...Be7 8.Be2 Nc5 9.d3 0-0 10.0-0; C2) 6...Be7 7.Bc4 (7.Be2 d5 8.0-0 0-0 9.a4 Bb4 10.Rb1; 7.Rb1 d5 8.Be2 0-0 9.0-0 a4 10.a3; 7.e4 Nc5 8.d4 Nce4 9.de5 Nc3 10.Bc3; 7.Bd3 a4 8.a3 d5 9.Be2 0-0 10.0-0) 7...0-0 8.0-0 a4 9.e4 Nb6 10.Be2; C3) 6...d5 7.Be2 (7.a3 Bd6 8.Be2 0-0 9.0-0 Nb6 10.d3; 7.d3 a4 8.a3 Bd6 9.Be2 0-0 10.0-0; 7.Rb1 Bd6 8.Be2 0-0 9.0-0 Nb6 10.a4; 7.a4 Bd6 8.Be2 0-0 9.0-0 Nb6 10.d3) 7...Bd6 8.0-0 0-0 9.d3 a4 10.a3.

5.Nc3 d5 A) 6.b5 A1) 6...c5 7.bc6 bc6 8.Rb1 Bd6 9.Be2 Rb8 10.0-0; A2) 6...Be7 7.Be2 (7.a3 0-0 8.Be2 a6 9.ba6 ba6 10.0-0; 7.a4 c5 8.bc6 bc6 9.Be2 Rb8 10.Rb1; 7.Rb1 0-0 8.Be2 Re8 9.a4 Bb4 10.0-0) 7...0-0 8.0-0 a6 9.ba6 ba6 10.d4; A3) 6...c6 7.Be2 (7.Rb1 c5 8.Ne2 Bd6 9.Ng3 0-0 10.Nf5; 7.bc6 bc6 8.Rb1 Bd6 9.Be2 0-0 10.d3) 7...c5 8.0-0 Bd6 9.Ng5 h6 10.Nf3; A4) 6...e4 7.Nd4 Ne5 8.Be2 a6 9.0-0 ab5 10.Ncb5; A5) 6...Bd6 7.Be2 (7.Rb1 0-0 8.Be2 a6 9.ba6 b6 10.Nb5) 7...0-0 8.0-0 c5 9.bc6 bc6 10.a4; B) 6.a3= B1) 6...a6 7.Be2 (7.Rb1 a5 8.b5 Bd6 9.Be2 0-0 10.a4; 7.Ra2 Bd6 8.Be2 0-0 9.0-0 Re8 10.b5; 7.Rc1 Bd6 8.Be2 0-0 9.0-0 b5 10.d3; 7.h3 Bd6 8.Be2 0-0 9.0-0 Re8 10.Nh4) 7...Bd6 8.0-0 0-0 9.b5 Re8 10.ba6; B2) 6...Be7 7.Bb5 (7.Be2 a5 8.b5 0-0 9.0-0 c5 10.Na4; 7.Rb1 a5 8.b5 0-0 9.Be2 Bd6 10.0-0) 7...Bd6 8.Be2 a6 9.0-0 0-0 10.b5; B3) 6...c6 7.Be2 (7.h3 Bd6 8.Be2 0-0 9.0-0 Re8 10.Nh4) 7...Bd6 8.0-0 0-0 9.Nh4 Nb6 10.Nf3; B4) 6...e4 7.Nd4 a5 8.ba5 Ra5 9.Bb5 Be7 10.0-0; B5) 6...a5 7.b5 Bd6 8.Be2 0-0 9.0-0 Re8 10.d3.

5.Nc3 Be7 A) 6.a3 A1) 6...0-0 7.Be2 (7.e4 a5 8.Be2 c6 9.d4 d5 10.de5) 7...a5 8.e4 c6 9.d4 d5 10.de5; A2) 6...a5 7.Be2 (7.b5 d5 8.Be2 0-0 9.d3 c5 10.0-0) 7...ab4 8.ab4 Ra1 9.Qa1 c6 10.0-0; A3) 6...d5 7.Be2 (7.Bb5 Bd6 8.Be2 a6 9.0-0 0-0 10.b5) 7...0-0 8.0-0 a5 9.b5 c5 10.bc6; A4) 6...Nb6 7.e4 Bg4 8.Be2 Bf3 9.Bf3 a5 10.b5; A5) 6...e4 7.Nd4 (7.Ng5 d5 8.Nd5 Nd5 9.Bg7 Bf6 10.Qh5) 7...0-0 8.Be2 a5 9.0-0 ab4 10.ab4; B) 6.e4 B1) 6...a5 7.b5 (7.ba5 c6 8.a6 b5 9.d4 0-0 10.Bd3; 7.a3 ab4 8.ab4 Ra1 9.Qa1 c6 10.Bc4) 7...Nc5 8.d4 Nce4 9.de5 Nc3 10.Bc3; B2) 6...0-0 7.a3 (7.Be2 d5 8.Nd5 Nd5 9.ed5 Bb4 10.0-0; 7.d4 Re8 8.Be2 ed4 9.Qd4 Bf8 10.0-0) 7...Nb6 8.d4 ed4 9.Qd4 Be6 10.Ng5; C) 6.Be2 C1) 6...0-0 7.0-0 (7.a3 d5 8.0-0 a5 9.b5 Re8 10.d3; 7.b5 a6 8.ba6 ba6 9.Rb1 Rb8 10.0-0; 7.a4 d5 8.b5 c5 9.bc6 bc6 10.Rb1) 7...d5 8.a3 a5 9.b5 c5 10.bc6; C2) 6...a5 7.b5 (7.a3 0-0 8.0-0 d5 9.b5 Re8 10.d3; 7.ba5 Ra5 8.0-0 0-0 9.d4 e4 10.Nd2) 7...d5 8.0-0 0-0 9.Nb1 Bd6 10.d4; C3) 6...a6 7.e4 0-0 8.0-0 Re8 9.d4 a5 10.b5; C4) 6...c6 7.0-0 (7.a3 0-0 8.0-0 d5 9.Qe1 b6 10.Nd1; 7.a4 d5 8.b5 0-0 9.0-0 Qc7 10.Ng5; 7.b5 cb5 8.Bb5 a6 9.Bc4 b5 10.Bd5; 7.Rb1 d5 8.a3 b5 9.a4 ba4 10.Na4) 7...0-0 8.a3 d5 9.Qe1 b6 10.Nd1; C5) 6...d5 7.a3 a5 8.b5 0-0 9.0-0 Re8 10.d3.

5.Nc3 h6 6.e4 (6.Bc4 A) 6...Nb6 7.Bb5 (7.Be2 e4 8.Nd4 c5 9.bc5 dc5 10.Nb3; 7.Bd3 Be7 8.0-0 Be6 9.Qe2 0-0 10.a4) 7...c6 8.Bd3 Bg4 9.h3 Bf3 10.Qf3; B) 6...c6 7.Be2 (7.b5 d5 8.Be2 c5 9.0-0 Bd6 10.d3; 7.a3 d5 8.Be2 Bd6 9.0-0 Qc7 10.h3; 7.e4 b5 8.Bb3 a5 9.a3 Be7 10.d4) 7...d5 8.b5 c5 9.0-0 Bd6 10.d3; C) 6...e4 7.Nd4 Ne5 8.Be2 c5 9.bc5 dc5 10.Nb3; 6.Be2 d5 7.a3 a5 8.ba5 Be7 9.a6 ba6 10.d4) 6...c6 (6...a5 7.a3 (7.ba5 Nc5 8.a6 ba6 9.Qe2 Rb8 10.Rb1) 7...Be7 8.Be2 ab4 9.ab4 Ra1 10.Qa1; 6...Be7 7.Be2 (7.a3 a5 8.Be2 0-0 9.0-0 ab4 10.ab4) 7...a5 8.b5 a4 9.a3 Nc5 10.d4) 7.a3 (7.d4 Be7 8.Be2 Qb6 9.a3 0-0 10.0-0) 7...Qc7 (7...Be7 8.d4 0-0 9.Bd3 c5 10.d5) 8.Bc4 (8.d4 Nb6 9.b5 Bg4 10.a4) 8...Be7 (8...b5 9.Be2 a5 10.d4) 9.Bb3 (9.d4 Nb6 10.Bd3) 9...Nb6 (9...a5 10.0-0) 10.0-0 0-0 11.Re1 Bg4 12.h3 Be6 13.d3 a6 14.d4 ed4 (14...Nc4 15.Bc4 Bc4 16.Nb1 ed4 17.Nd4=) 15.Nd4+= Bb3 16.cb3 Rfe8 17.Nf5 Kh7 18.b5 (18.Rc1 g6 19.Ne7 Qe7+=) 18...ab5+/– 19.Qc2 Bd8 20.Nd6! Re6 (20...Qd6 21.e5) 21.e5 g6 22.Qd2 (22.Ne2 Nbd5+/–) 22...Qd7 (22...Qe7 23.Rad1 Bc7 24.Nf5 (24.ef6?! Re1 25.Re1 Qd6 26.Qd6 Bd6=) 24...gf5 25.ef6 Re1 26.Re1=) 23.Rad1 Bc7 24.Bc1 Ng8 25.Qf4 Bd6 26.ed6 Rae8 27.Re6 Qe6 28.Qe3 Nd7 29.Bd2 b6 30.Re1 Qe3 31.Be3 Ngf6 32.Rd1 g5 33.Bd4 Kg6= 34.f3 Ra8 35.a4 ba4= 36.ba4 Kf5 37.Re1 Nd5 38.Nd5 cd5 39.Re7 Ra4 40.g4 Kg6 41.Rd7 Rd4 42.Re7 Rd1 43.Kf2 Rd2 44.Ke1 Ra2 45.d7 Ra8 46.Re8 Ra1 47.Kf2 Ra2 48.Kg3 Ra8 49.Ra8 (49.Ra8 d4 50.Rg8 Kh7 51.d8Q h5 52.Qg5 h4 53.Kh4 d3 54.Qg7) 1–0. Palmkoeck,William – Andersson,Egart, corr TKM/A004, 2000.

5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7 5.Nf3).

5.d3 Be7 6.c4 0-0 7.Be2 Re8 8.0-0 Bf8 9.Nbd2 b6 10.b5 Bb7 11.a4 a5 12.e4 Nc5 13.Nb3 Nb3 14.Qb3 Nd7 15.Nd2 Nc5 16.Qc2 g6 17.Nb3 Bg7 18.Nc5 (18.f4 f5 19.Bf3 fe4 20.Nc5 dc5 21.Be4 Be4 22.de4 ef4+=) 18...dc5= 19.Rae1 f5 20.Bf3 f4 21.Bg4 Bc8 22.Qe2 (22.Bc8 Rc8 23.Qe2 Qd6=) 22...h5?? (better 22...Bg4 23.Qg4 Qd3-/+) 23.Bf3 (23.Bc8 Rc8 24.Rd1 Qd6+=) 23...Kh7 24.h3 Bf6 25.Kh2 Rg8 (25...Qd7 26.Qc2=) 26.g3 (26.Bh5!? Rh8 27.Bg4+/-) 26...fg3 27.fg3 Bg5 (27...h4 28.gh4 Bh4 29.Rd1+=) 28.Bc1 (better 28.Bh5!? Qe7 29.Bf3+-) 28...h4 29.g4 Bc1 30.Rc1 Be6 31.Rcd1 Qg5 32.Qf2 Qf4 33.Kg2 Qg5 34.Be2 Kh6 35.Qf6 Qf6 36.Rf6 Rae8 37.Rdf1 Kg7 38.g5 Re7 39.Bg4 (better 39.Kh2+=) 39...Rge8?? (better 39...Bg4 40.hg4 Rd8=+) 40.Be6+- Re6 41.Rf7 (41.Rf7 Kg8 42.Rc7+-) 1-0. Stubenfisch (2060) – opperwezen, Casual Bullet game, 2018.

5.d4 e4 6.Nfd2 d5 7.a3 a5 8.b5 Be7 9.c4 c6 10.cd5 cd5 11.Be2 0-0 12.0-0 Nb6 13.a4 Be6 14.Ba3 Bd6 15.Bd6 Qd6 16.Nc3 (16.Nb3 Nc4=) 16...Rfc8=+ 17.Qb3 Ng4 18.Bg4 Bg4 19.Rfc1 Nc4 (19...Rc7 20.h3 Bf5 21.Ne2=+) 20.Nc4 (20.Nce4!? Qg6 21.Nc4 dc4 22.Qc2+=) 20...Rc4= 21.Ne4? (better 21.h3 Be6 22.Na2=) 21...Rc1-+ 22.Rc1 de4 23.Qc2 g6 (better 23...Qa3-+) 24.Qe4=+ Qa3 25.Re1 (better 25.Rf1!? Be2 26.Qb7=+) 25...Qc3-+ 26.Rb1 (26.Qb1!?-+) 26...Bf5 27.Qb7 Bb1?? (better 27...Rc8 28.Rf1 Bd3-+) 28.Qa8= Kg7 29.g3 Qe1 (29...Qa1 30.Kg2=+) 30.Kg2= Bd3 31.b6?? (better 31.g4=) 31...Bf1 (31...Qf1 32.Kf3 Qh1 33.Kf4 Qa8 34.f3 Qb8 35.Kg5 h6 36.Kh4 Bf5 37.e4 Qd8) 32.Kf3 Qe2 33.Kf4 h6 (better 33...Qf2 34.Ke5 Qe3 35.Kd6 Qd4 36.Qd5 Qb6 37.Qc6 Qb4 38.Kc7 Bc4-+) 34.b7?? (better 34.Ke5 Qf2 35.Kd6 Qe3 36.Qd5=) 34...Bh3?? (better 34...Qf2 35.Ke5 Qe3 36.Kd5 Qe6 37.Kc5 Qc4 38.Kb6 Qd4 39.Kc7 Qc5 40.Kb8 Qd6 41.Ka7 Qd4 42.Kb8 Qa4-+) 35.b8Q?? (better 35.Ke5 Bg2 36.b8Q Ba8 37.Qa8 Qf2 38.Qe4+=) 35...Qg4 36.Ke5 Qe6 37.Kf4 Qf5 0-1. muhammadaudii (2165) - Justlikemusic (2185), NBL week,, 2020.

5.Be2 c6 6.0-0 Qc7 7.c4 Be7 8.d4 h6 9.Nc3 Nf8 10.Bd3 g5 11.Ne4 Ng6 12.Nf6 Bf6 13.Qc2 ed4 14.Nd4 0-0 15.Rab1 Qe7 16.c5 d5 17.e4 de4 18.Be4 Bd4 19.Bd4 (19.Bg6? Bb2 20.Rb2 fg6 21.Qg6 Qg7–+) 19...f5 20.Bd3 Be6 21.Rbe1 Nf4 22.Bf5! Qf7 23.Be6 Ne6 24.Be5 a5 25.Bd6 Rfe8 26.ba5 Ra5 27.Re4 Ng7 28.a4 Re4 29.Qe4 Nf5 30.f4 g4 31.Re1 Ra8 32.Qe2 h5 33.Qd1 Kg7 34.Qc2 Rd8 35.Qc3 Kg6 36.Qd3 Re8 37.Be5 Qe7 38.Qc4 Rd8 39.Bc3 Qf7 40.Re6 Kh7 41.Qe2 Rd1 42.Kf2 h4 43.Qd1 Qe6 44.Be5 Qa2 45.Ke1 Kh6 46.Qg4 Qb1 47.Kf2 Qc2 48.Qe2 Qc5 49.Kf3 Qd5 50.Qe4 Qd1 51.Kf2 Qd2 52.Qe2 Qd5 53.Qc2 c5 54.g4 hg3 55.hg3 Nd4 56.Bd4 Qd4 57.Ke2 b6 58.Qd1 Qe4 59.Kf2 Kg7 60.Qd7 Kf6 61.Qd8 Kf7 62.Qc7 ½–½. Rooijen Van,Peter – Bellanger,Michel (1695), RC–2011–0-00073, 2011.

5.Be2 Be7 6.0-0 a6 7.a4 0-0 8.c4 c6 9.Nc3 Qc7 10.d3 b6 11.b5 Bb7 12.Qb3 ab5 13.ab5 Ra1 14.Ra1 h6 15.Ra7 Qb8 16.Qa4 Nc5 17.Qa2 e4 (17...cb5 18.Nb5 Re8 19.d4 ed4 20.Bd4+/–) 18.de4 (better is 18.Ne4 cb5 19.Nf6 Bf6 20.Bf6 gf6 21.cb5 Bf3 22.Bf3 Nd3 23.Bd5+-) 18...Nfe4?? (better is 18...cb5 19.Nd2 bc4 20.Bc4 Ng4+/–) 19.Ne4 Ne4 20.bc6 Bc6 21.Re7 Nc5 22.Nd4 Be4 (22...Bd7 23.Rd7! Nd7 24.Nf5+-) 23.f3 Bd3 24.Bd3 Nd3 25.Nf5 Nb2 (25...Ne5+-) 26.Qb2 f6 27.Rg7 (27.Rg7 Kh8 28.Rg6+-) 1–0. Fournier,Frederic – esjielle, rated blitz game, 2002.

5.Be2 Be7 6.a3 0-0 7.0-0 Ng4 8.Nc3 Nb6 9.h3 Nf6 10.e4 Bd7 11.d4 Bc6 12.Qd3 Na4 (better is 12...Ne4!? 13.Ne4 d5 14.Ne5 de4+=) 13.Na4+/– Ba4 14.b5 (14.de5 de5 15.Ne5 a5+/–) 14...a6 (14...d5!? 15.de5 Ne4+=) 15.de5 Nd7 (15...Nh5 16.Qe3 ab5 17.g4+-) 16.ed6+- Bd6 (16...cd6 17.ba6 Ra6 18.Rab1+-) 17.Qc3 Nf6 (17...Qf6 18.e5 Ne5 19.Ne5+-) 18.Rfd1 Re8 19.e5 Ne4 (19...ab5 20.Bd3 (20.ef6 Re2 21.Nd4 Bc2 22.Ne2 Bd1 23.Rd1 Bh2 24.Kh2 Qd1+-; 20.ed6?! Re2 21.dc7 Qe8+-) 20...Be7 21.ef6 Bf6 22.Qb4+-) 20.Qc4 (20.Qd4 Bb5 21.ed6 Nf6 22.Bb5 ab5+-) 20...Nc5 (20...Nf2 21.Rd6! (21.Qa4?! Nd1 22.Rd1 Bc5 23.Kh2 Qc8+-; 21.ed6?! Nd1 22.Rd1 ab5+-) 21...cd6 22.Qa4 (22.Kf2?! Bb5 23.Qe4 Be2 24.Qe2 de5 25.Be5 Qd5+=) 22...Nh3 23.gh3 de5 24.Qe4+- (24.Ne5?! Re5 25.Be5 Qg5 26.Bg4 Qe5+-)) 21.ed6 Qd6 (21...Bb5 22.Qc3 Ne6+-) 22.Rd6 cd6 23.Qg4 Re4 (23...f6 24.Bf6 Ne6+-) 24.Qg7 1–0. Taulien,Hans_Juergen – Avini,Avid,, 2003.

5.Be2 Be7 6.d4 e4 7.Nfd2 d5 8.b5 0-0 9.c4 c6 (9...dc4 10.Nc3=) 10.Nc3 Re8 (10...cb5!? 11.cd5 Nb6=) 11.0-0+= Bd6 12.c5 Bc7 13.Qa4 Re6 14.b6 Bb8 15.h3 (15.Rae1 h6+=) 15...a6 (15...Nf8 16.Nb3=) 16.Rac1 (16.Rfe1 Nf8=) 16...h6 17.Qd1 (17.Rfd1 Nf8=) 17...Nf8= 18.Re1 Qd7 19.f3 1–0. GuestXQVW – GuestZBPH,, 2019.

4.Nf3 g6

5.c4 b6 6.Be2 (6.b5 Bg7+=) 6...Bg7 7.0-0 0-0 (7...c5 8.a3+=) 8.d3 (8.Nc3 a6+=) 8...c5 9.a3 a5 10.b5 Bb7 11.Qc2 d5 12.Nc3 (12.cd5 Nd5 13.Bg7 Kg7 14.Qb2 f6+=) 12...dc4 (12...e5 13.cd5 Nd5 14.Nd2 Nc3 15.Bc3=) 13.dc4+= Qc7 14.Rad1 Rad8 15.h3 Ne5 (15...e6=) 16.Na4 (better 16.Ne5!? Qe5 17.Nd5+=) 16...Nf3=+ 17.Bf3 Bf3 18.gf3 e6 (18...Rfe8 19.Bf6 Bf6 20.Qe4=) 19.f4 Qb7 20.Be5 Ne4 (better 20...h6=) 21.Nb6?? (better 21.Rd8 Rd8 22.Rd1+=) 21...Be5–/+ 22.fe5 Ng5 23.f4 Rd1 (better 23...Nf3!? 24.Kf2 Nh4–/+) 24.Qd1= Ne4 (better 24...Nh3 25.Kh2 Nf4 26.ef4 Qb6=) 25.Nd7+- Rc8 26.Nf6 (26.Nf6 Nf6 27.ef6+=) 1–0. GuestVRDG – pypete,, 2016.

5.c4 Bg7 6.Nc3 0-0 7.d4 e5 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.Nc3).

5.c4 Bg7 6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

5.c4 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 Nbd7).

5.Bd3 Bg7 6.h4 (6.0-0 0-0=) 6...0-0=+ 7.h5 e5 (7...Nh5 8.Bg7 Ng7 9.Ng5=+) 8.hg6= hg6 (8...fg6 9.e4=) 9.e4 d5 10.Nc3 (worse 10.Ne5 Ne4 (10...de4?! 11.Nd7 Bd7 12.Be2=) 11.Nd7 Bb2 (11...Bd7?! 12.Bg7 Re8 13.Kf1 Kg7 14.Qf3=+; 11...Qd7?! 12.Bg7 Re8 13.Be2 Kg7 14.d3=) 12.Nf8 Qe7 13.Ng6 fg6-/+) 10...c6 11.a4 Re8 12.b5 (12.a5!?=) 12...Nc5=+ 13.Qe2 de4 14.Ne4 Nfe4 (14...Nd3 15.Qd3 Qd3 16.cd3-/+) 15.Be4=+ Bf5 (better 15...Ne4 16.Qe4 Bf5-/+) 16.Bf5+/- Will e5 fall? 16...e4 17.Bg7 ef3 18.Be5 f6 (18...fe2?? 19.Rh8) 19.Qc4 Qd5 20.Qd5 cd5 21.d4 (21.Bg6? fg2 22.Rg1 Re5 23.Kd1 Rg5-+) 21...gf5 (worse 21...fe5 22.Bg6 (22.dc5?! fg2 23.Rg1 gf5=) 22...fg2 23.Rg1+/-) 22.gf3 Nd7 23.f4 fe5 (worse 23...Ne5 24.de5 fe5 25.0-0-0+/-) 24.fe5 Re7 25.f4 (25.Ke2 Rc8 26.Kd3 Nf8=) 25...Rg7=+ 26.Kf2 (26.Ra3 Nf8 27.Rah3 Rc8-/+) 26...Nf8 27.Rac1 Ne6 28.c4 Nf4 (28...Rd8 29.Rh6 Nf4 30.Kf3-/+) 29.cd5? (better 29.Ke3!? Ng2 30.Kf3 dc4 31.Rh2=+) 29...Nd5 30.e6 (30.Rh6 Rd8-+) 30...Re8 31.Rce1 (31.Rc5 Nf6 32.Kf3 Ne4-+) 31...Rg6 (better 31...Nf4 32.d5 Nd5 33.Rh6-+) 32.Rh5? (better 32.Re5 Nb4 33.Rf5 Ree6 34.Rd1-+) 32...Nf4 (32...Ree6?! 33.Re6 Re6 34.Rf5-+; 32...Rge6?! 33.Rg5 Kf7 34.Rf5 Nf6 35.Re6 Ke6 36.Re5 Kd6 37.Rf5 Ne4 38.Kg2-+) 33.Rf5 Nd3 34.Ke2 Ne1 35.Ke1 Rge6 36.Kd2 Re2 37.Kd3 (37.Kc3 R8e3 38.Kb4 Rb2 39.Kc4 Ra3-+) 37...Kg7 (37...Ra2!? 38.d5-+) 38.Kc4 R2e7 39.Rg5 Kf6 40.Rg1 Rc8 41.Kb4 (41.Kd3 Rh7 42.Rg4 Rh3 43.Ke4 Ra3 44.Rf4 Ke6-+) 41...Rd7 (41...Re4 42.Rd1-+) 42.Rd1 (42.Rg4 Rdc7-+) 42...Rcd8 (42...Kf5 43.b6 ab6 44.d5-+) 43.Kc4 White plans d5 43...Rd6 (43...Rc7 44.Kb4-+) 44.a5 Ke7 (better 44...Rc8 45.Kb4-+) 45.Kb4 (45.Re1 Kf7 46.Re4 a6-+) 45...Kd7 (better 45...Rd4!? 46.Rd4 Rd4 47.Kc3-+) 46.Kc5 (46.Kc4 Rc8 47.Kd3 Rc5-+) 46...Kc7 (46...Rc8 47.Kb4 Rd5 48.Rg1 Rd4 49.Kb3 Rd3 50.Kb4-+) 47.d5 b6 48.ab6 ab6 49.Kc4 Re8 50.Rd4 Re5 51.Rf4 (51.Rd1 Rd8-+) 51...Rg6 (51...Rdd5!? 52.Rf7 Kd8 53.Rb7 Rb5 54.Kc3-+) 52.Rf7 Kd6 0-1. Algorithym123 (2240) - opperwezen (2505),, 2019. (=1.Nf3 Nf6 2.b4 d6 3.Bb2 Nbd7 4.e3 g6)

5.d4 Bg7

6.Bd3 0-0 7.0-0 a5 8.b5 b6 9.Nc3 Bb7=.

6.Bd3 0-0 7.0-0 a5 8.b5 b6 9.c4 Bb7 10.Nc3 Rc8 (10...e5 11.Bc2=) 11.e4 c5 (11...e5!?=) 12.bc6+- Bc6 13.Rb1 (13.Ba3 Nb8+-) 13...e5+= 14.de5 Ne5 15.Ne5 de5 16.Ba3 Re8 17.Nd5 Exerts pressure on the backward pawn 17...Nd5 (17...Nd7!?+=) 18.cd5+- (18.ed5?! e4 19.Be2 Bd7+=) 18...Bd7 19.Ba6 (19.Qb3 a4 20.Qb2 Qg5+-) 19…Rc4 1–0. GuestPCMQ – GuestLWWG,, 2020.

6.Bd3 0-0 7.0-0 a5 8.b5 b6 9.c4 Bb7 10.Nbd2 Re8 11.Re1 e5 12.Bc2 e4 13.Ng5 d5 (13...Qe7!?=+) 14.cd5+= Bd5 (14...a4 15.Nge4 (15.Be4 a3 16.Bc3 Bh6=) 15...a3 16.Bc1 Nd5 17.Nc4 Re4 18.Be4+=) 15.Qb1 Qe7 (15...c5 16.bc6 Bc6 17.Rc1+-) 16.a4 c5 (better 16...Qb4!? 17.Nge4 Rac8+-) 17.bc6!+- Bc6 18.Ba3 Qd8 19.Nge4 (19.Bb3 Bd5+-) 19...Ne4 (19...Nd5 20.Qb3+-) 20.Be4+- Be4 21.Ne4 Nf8 (21...Nf6 22.Nf6 Qf6+-) 22.Rc1 Ne6 23.Nd6 (23.Nd6 Re7 24.Qb5+-) 1–0. DEFFM – GuestPPQN,, 2020.

6.Bd3 0-0 7.0-0 a5 8.b5 Re8 9.Nc3=.

6.Bd3 0-0 7.Nc3 e5=.

6.Bd3 a5 7.b5=.

5.Be2 Bg7

6.a3 e5 (6...a5 7.0-0=) 7.d3 (7.d4 Qe7=) 7...0-0 (7...a5 8.c4=) 8.0-0 Re8 9.Nfd2 (9.c4 a5=) 9...d5 (9...a5 10.c4=) 10.c4 c6 11.cd5 (11.Nc3 Qe7=) 11...Nd5 12.Nc4 Nf8 (12...Qe7 13.Nc3=) 13.Nbd2 f6 14.Ne4 (14.Qc2 Be6+=) 14...f5 15.Ned6 Re7 (15...Re6 16.Nc8 Rc8 17.Bf3=) 16.Nc8 (16.d4 ed4 17.Bd4 Bd4 18.Qd4 b5 19.Nc8 Rc8=) 16...Rc8 17.Rc1 Kh8 (17...Qd7 18.d4 e4 19.Qc2=) 18.Qb3 (18.Qd2 Re6+=) 18...a6 (18...Qd7 19.Rfd1+=) 19.a4 White plans b5 (19.Rfd1 Kg8+=) 19...Re6 20.Rfd1 Qe7 21.b5 ab5 (21...cb5 22.ab5 Qb4 23.Qb4 Nb4 24.Rb1+=) 22.ab5 g5 (22...Nd7 23.bc6 bc6 24.Qc2+=) 23.e4 Nf4 24.Bf1 Rh6 (24...fe4 25.de4 cb5 26.Ne3 Rc1 27.Bc1+-) 25.Ne3 Rf6 (better 25...fe4 26.de4 Rd6+-) 26.Nf5+- Rf5 (26...Qe6 27.Qe6 Re6 28.g3+-) 27.ef5 c5 (27...Qf6 28.g3 Nd5 29.Bg2+-) 28.g3 Nh5 29.Re1 Bf6 (29...Qd7 30.Be5 Qf5 31.Qd5+-) 30.d4! (30.d4 e4 31.Bg2+-) 1–0. pcmvr – mgilbert, net–, 2017.

6.d4 0-0 7.Nbd2 a6 8.c4 e5 9.Qc2 ed4 10.Bd4 (10.Nd4 Ne5=) 10...b6 (10...c5 11.bc5 Nc5 12.0-0=) 11.a3 Re8 12.0-0 Bb7 13.Qb2 Qe7 14.Rac1 Rab8 15.Qc2 c5 16.Bc3 Bh6 17.Rcd1 d5 18.Rfe1 Ne4 19.cd5 (19.Ba1 cb4 20.ab4 Qb4 21.cd5 Rbc8=) 19...Nc3 20.Qc3 Bg7 21.Qb3 b5 22.bc5 (22.e4!?=) 22...Nc5–/+ 23.Qa2 Na4 24.Nb1 Rbd8 25.e4 Bc3 (25...Qd6 26.Bd3–/+) 26.Nfd2 (worse 26.Nc3 Nc3 27.Qd2 Nd1 28.Bd1 Qa3–+) 26...Ba5 (26...Qf6 27.Qb3=+) 27.Bf3= Qe5 28.Re3 (28.Rc1 Bb6=+) 28...Bb6=+ 29.Rd3? (better 29.Rb3=+) 29...Nb2–+ 30.Nf1 Nd3 31.Rd3 Rc8 32.Nbd2 (32.Rd1 Kg7–+) 32...Rc3 33.Rc3 Qc3 34.Qb3 (34.h3 Kg7–+) 34...Rc8 35.g3 (35.Qb4 Qd3 36.g3 Rc3–+) 35...Qb3 36.Nb3 Rc3 37.Nfd2 (37.Nbd2–+) 37...a5 38.Kg2 (38.Bd1 a4 39.Kf1 ab3 (39...Rb3?! 40.Nb3 ab3 41.Bb3–+) 40.Nb3 f5–+) 38…a4 (38...a4 39.Bd1 ab3 (39...Rb3?! 40.Nb3 ab3 41.Bb3–+) 40.Nb3 f5–+) 0–1. Struck,Bernd Dieter (1980) – Zunker,Reinhard (2215), GER–ch, 2000.

6.0-0 0-0

7.c4 a6 8.a4 c5 9.b5 ab5 10.ab5 Ra1 11.Ba1 b6 12.d4 Bb7 (12...cd4 13.ed4 Bb7 14.Re1=+) 13.d5= Ng4 (13...Qe8 14.Nc3=+) 14.Bg7 Kg7 15.Nc3 Nde5 (15...Qc7 16.Nh4 Nh6 17.f4+=) 16.Ne5+= Ne5 17.Qc2 e6 18.f4 Nd7 19.de6 fe6 20.Ra1 Nf6 21.e4 d5 22.cd5 ed5 23.e5 Ne4 (23...Ng8!? 24.g3 Ne7+=) 24.Ne4+- de4 25.Rd1 Qe7 26.Qc3 Rf4?? (better 26...Bc8 27.Rd6 Qf7+-) 27.e6+- Kg8 (27...Kh6 28.Rd7 Qe6 29.Qg7 Kg5+-) 28.Bc4 Rg4 29.Rd8!! Qd8 (29...Qd8 30.e7 Mate attack) 30.e7 Qd5 (30...Bd5 31.ed8Q Kf7 32.Bd5) 31.e8Q 1–0. Janek – Czaph, internet, 2018.

7.c4 b6 8.d3 Bb7 (8...a5 9.b5=) 9.Nc3 (9.a3 a5=) 9...e5 (9...a5 10.a3=) 10.Qc2 Qe7 11.h3 c6 (11...Rfd8 12.d4=) 12.Qb3 (12.a3 d5=) 12...Rab8 (12...a5 13.a3=) 13.Rfe1 h6 (13...Rfe8 14.a3=) 14.Nd2 a6 (14...Qe6 15.Bf3+=) 15.Bf3 Kh7 (15...Qe6 16.Rac1+=) 16.Rac1 (16.Rad1 Rfe8+=) 16...c5 (16...Qe6 17.d4+=) 17.b5 (17.Bb7 Rb7 18.b5 ab5 19.Qb5 Ra7+=) 17...a5 (17...ab5 18.Nb5 Bf3 19.Nf3+=) 18.Bc6+- Rfc8 (18...Kg8 19.Qd1+-) 19.Qa4 Nf8 (19...Kg8 20.Re2+-) 20.Nd5 Nd5 (20...Qd8 21.Re2+-) 21.cd5 (worse 21.Bd5 Ne6+=) 21...f5 (21...Rd8 22.f4+-) 22.e4 (22.Qb3 Rd8+-) 22...Bc6 (22...f4!?+-) 23.bc6+- Qc7 (23...b5 24.Qa5 Ra8 25.Qc3+- (25.Qb5 Rcb8 26.Qc4 Rb2=+)) 24.Qb5 h5 (24...Kg8 25.Nc4+-) 25.Rb1 Bh6 (25...Kg8 26.Bc3+-) 26.Nc4 Kg7 (26...fe4 27.de4 Bg5 28.Bc3+-) 27.ef5 gf5 (27...Re8 28.Be5! de5 29.d6+-) 28.Nd6! Qd6 (28...Ng6 29.Nc4 Kh7 30.Re5 Qf7+-) 29.Be5 Qe5 30.Re5 Ng6 (30...Ng6 31.Rf5 Nf4 32.Qb2 Kg8+-). Barcarola (1655) – dld2g, internet free game, 2018.

7.c4 c5 8.a3 a6 9.Qb3 e5 10.Nc3 Nb6 (better is 10...b6!?=) 11.bc5+/– dc5 12.Ne5 Be6 13.a4 Rb8 14.Nf3 Nbd7 15.h3 b6 16.d4 cd4 17.ed4 b5? (better is 17...Qc7+/–) 18.ab5+- ab5 19.Nb5 Ne4 20.Ra7 (20.Qc2 Ng5+-) 20...Ndf6 (20...Nd6 21.Qb4 Nb5 22.cb5+-) 21.Ba3 Re8 22.Qe3 (better is 22.Re1+-) 22...Bd7?? (22...Ng3 23.Ne5 Nf1 24.Bf1 Rb5 25.cb5 Bd5+-) 23.Nc7 Ng3 24.Ne8 Nf1 (24...Qe8 25.Qe8 Re8 26.fg3 Re2 27.Ne5+-) 25.Nf6 Bf6 26.Bf1 Rb1 27.d5 Qc8 (27...Bf5 28.Ne5 Bg5 29.f4+-) 28.Qc5 Qe8 (28...Bh3 29.Qc8 Bc8 30.Ra8+-) 29.Qd6 Qe2 (29...Bg7 30.Qd7 Qd7 31.Rd7 h6+-) 30.Qf8 (30.Qd7?? Rf1 31.Kh2 Be5 32.Ne5 Qe5 33.f4 Qf4 34.g3 Qf2) 1–0. Woelfelschneider,Peter – Bodo, 2009.

7.c4 c6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7).

7.c4 e5 (-->1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.0-0 Nbd7).

7.c4 Re8 8.d4 e5 (8...a5 9.a3+=) 9.de5+= de5 (9...Ng4 10.Nbd2+=) 10.Qc2 (10.Ne5!? a5 11.Nd7 Bd7 12.a3+/–) 10...Qe7 (10...c5 11.Rd1+=) 11.c5 Nd5 (11...a5 12.c6 bc6 13.Qc6 Qb4 14.Qa8+=) 12.a3 (12.Qe4 N7f6 13.Qe5 Nb4 14.Qe7 Re7=) 12...Nf8 (12...Rd8 13.Rd1 Qe6 14.Qe4+=) 13.Nc3 c6 (13...Be6 14.Qe4 Nc3 15.Bc3+=) 14.Rad1 (14.e4 Nf4+=) 14...Nc3 15.Bc3 Bf5 (15...b6 16.e4+/–) 16.e4 Bd7 17.Rd6 h5 (17...Rad8 18.Rfd1+/–) 18.Rfd1+- Rad8 19.Qd2 (19.Qa4 a6+-) 19...f6 (19...b5 20.Qe3+/–) 20.h3 (20.Bc4 Kh7+-) 20...Kh7 (20...b5 21.Qd3+/–) 21.Bc4 Bh6 22.Qd3 g5 (22...b5 23.Bb3+/–) 23.Nh2 (23.a4 g4 24.hg4 hg4+-) 23...Qg7 24.Nf1 g4 25.hg4 Qg4 26.Ne3 Be3 27.Qe3 Re7 28.Be2 Qg6 29.Bf1 Rg7? 30.Be5! Qg4 31.Bf6 Rf7 32.Bd8 (32.Bd8 Be6 33.Be2+-) 1–0. Krafzik,Joachim (2115) – Kluge,Hans Christof, GER–ch Seniors, 2001.

7.d3 a5 8.b5 b6 9.c4 Bb7 10.Qc2 c6 11.bc6 Bc6 12.Nd4 Bb7 13.Bf3 Qc7 14.Nb5 Qb8 15.Nd2 Rc8 16.Bb7 Qb7 17.Rac1 a4 18.Qb1 Nc5 19.Rfd1 Qd7 20.Bf6 Bf6 21.d4 Na6 22.a3 Bg7 23.Nc3 Nc7 24.Qd3 (24.Qb6? Rcb8 25.Na4 Ne8 (25...Rb6?! 26.Nb6 Qc6 27.Na8 Qa8 28.Nb1+=) 26.Qb8 Rb8–+) 24...e6 25.Rb1 Qc6 26.Rb4 d5 27.cd5 ed5 28.Ndb1 Bf8 29.Rb2 Rab8 30.Rc1 b5 31.Na2 Qd7 32.Rbc2 Rb7 33.h3 Rcb8 34.Qd2 Ne8 35.Nb4 Nd6 36.Nd5 Ne4= 37.Qe2?? Qd5–+ 38.Qf3 Qe6 39.Rc6 Qe8 40.d5 Qe5 41.d6 Bd6 42.g3 Kg7 43.Rd1 Bc5 44.Qf4 Qf4 45.gf4 b4 46.ab4 Bb4 47.f3 Bc5 48.Nc3 0–1. Melderis,U (1950) – Cicak,S (2550), Norrkoping SWE, Open, 2013.

7.d4 a5 8.b5 b6 (8...c5 9.Nbd2=) 9.a4 (9.c4 Re8+=) 9...Bb7 10.c4 c5 (10...e5 11.Nc3+=) 11.Nbd2 (11.bc6 Bc6 12.Nc3 Rc8+=) 11...Rc8 12.d5 e5 (12...e6 13.e4+=) 13.e4 Ne8 14.Qc2 f5 15.h4 (15.Bd3 Qf6+=) 15...f4 (15...Nc7 16.Rae1+=) 16.Ng5+= Rf6 (16...Nc7 17.Bg4+=) 17.Ne6 Qe7 18.h5 (18.Qd3+=) 18...g5 (18...Nc7!? 19.Ng7 Qg7+=) 19.Ng5+- Rh6 20.Ne6 Re6 (20...Nef6!?+-) 21.de6+- Qe6 22.Rfd1 (22.Rad1 Ndf6+-) 22...Nef6 (22...Nc7 23.Qd3+-) 23.Qd3 (23.Ra3 Qe8+-) 23...Rf8 (23...Kh8 24.Qf3+-) 24.Bf3 (24.Qf3 Qe8+-) 24...Ne8 (24...Rf7 25.Nb1+-) 25.Nb1 Qh6 26.Nc3 Ndf6 27.Qe2 (27.Rd2 Rf7+-) 27...Rf7 (27...Bc8 28.Nd5 Nd5 29.Rd5+- (29.ed5?! Nf6+-)) 28.Rd2 (28.Rab1 Bf8+-) 28...Bf8 29.Rad1 Rg7 30.Nd5 (30.Kf1 Rg5+-) 30...Bd5 (30...Nd5 31.cd5 (31.Rd5?! Bd5 32.ed5 Nf6=) 31...Nf6 32.Rc2+-) 31.cd5 (31.Rd5?! Nd5 32.cd5 Nf6=) 31...Rg5 32.Rd3 (32.Rc2 Nh5 33.Kf1 Nhf6+-) 32...Nh5 33.Bg4 Nef6 34.Be6 Kh8 35.Bf5 Qg7 (35...Ng7 36.Rh3 Rh5 37.Rh5 Qh5 38.Qh5 Ngh5 39.Re1+-) 36.Qf3 (36.Bh3 Qg6 37.Re1 Ng7+-) 36...Rf5+- 37.ef5 e4 (37...Qg5 38.Rc1+-) 38.Qh5! ed3 (38...Nh5 39.Bg7 Pinning (39.Bg7 Deflection; 39.Bg7 Remove defender)) 39.Qh4 Be7 40.Qf4 Kg8 41.Bf6 Qf6 42.Rd3 Qa1 (42...Qf8 43.Qg4 Kh8 44.Re3+-) 43.Kh2 Bf6 (43...Qf6+-) 44.Rg3 Kf7 45.Qd6 Be5 (45...Qe5 46.Qe6 Qe6 47.fe6 Ke7+-) 46.Qe6 Kf8 47.Qg8 Ke7 48.d6! Kd6 (48...Bd6 49.Qe6 Mate attack; 48...Kd6 49.Qd8 Mate attack) 49.Qd8 1–0. DEFFM – jangazy,, 2018.

7.d4 Re8 8.c4 e5 9.Nc3 ed4 10.ed4 Nf8 11.Re1 ½–½. Stojanovski,D (2425) – Bogdanovski,V (2410), 20th ch–MKD Open, 2011.

7.h3 c6 8.d4 e5 9.de5 de5 10.Ne5 Nd5 11.Bd4 Ne5 12.Bc4 Nc4 13.Bg7 Kg7 14.Qd4 Kg8 15.Qc4 Be6 16.Rd1 Qc7 17.Qc5 Rfd8 18.Nc3 b6 19.Qd4 Ne7 20.Qf4 Qf4 21.ef4 Nf5 22.Re1 Nd4 23.Rac1 a5 24.ba5 Ra5 25.Rcd1 Rd7 26.Ne4 Nc2 27.Nf6 Kg7 28.Nd7 Ne1 29.Nb8 Nc2 30.Nc6 Ra2 31.Rb1 Ra1 32.Ra1 Na1 33.Kf1 Nb3 34.Ke2 Bc4 35.Ke3 b5 36.Ne5 Bf1 37.Kf3 Nd2 38.Ke3 Nc4 39.Nc4 bc4 40.Kd4 Bg2 41.h4 Bf1 42.Kc3 Kf6 43.Kd4 Kf5 44.Ke3 h6 45.f3 f6 46.Kf2 Bd3 47.Ke3 1–0. joaquimbage – lajko, kurnik, 2012.

3.e4 Ngf6

4.Nc3 c6 5.Bc4 (5.Nf3 a5 6.a3 Ne5+=) 5...e6 (5...Ne5 6.Be2=+) 6.a3 Be7 (6...d5 7.Bd3=) 7.Nf3 0-0 8.d4 (8.0-0 a5=) 8...d5 9.Bd3 de4 10.Ne4 Qc7 (10...Ne4 11.Be4 Nf6 12.Bd3=) 11.0-0 (11.Nf6 Nf6 12.0-0 a5=) 11...b6 (11...Ne4 12.Be4 a5 13.Qe2=) 12.Qe2 (12.Re1 Ne4 13.Be4 Nf6+=) 12...Bb7 13.Neg5 (13.c4 a5=) 13...Qd6 (13...h6!? 14.Ne4 a5=) 14.Ne5+= h6 15.Nc4 (15.Ngf3 a5+-) 15...Qb8 (15...Qc7 16.Nf3=) 16.Nf3+= Qd8 (16...Ba6 17.Nfe5 Qc7 18.f4+=) 17.Nfe5 Rc8 (17...Qc7 18.f4+=) 18.f4+- c5 (18...Ba6 19.Rad1+-) 19.Kh1 (19.dc5 bc5 20.b5 Ne5 21.fe5 Nd5+-) 19...Qc7 (19...cd4!? 20.Bd4 Ne5 21.Be5 Nd5+=) 20.dc5 (20.f5 cd4 21.fe6 Ne5 22.Ne5 fe6 23.Bd4 Rcd8+-) 20...bc5 21.b5 (21.f5 Bd5+-) 21...Nb6 (21...Bd5 22.Rad1+-) 22.Ng4 (22.Bc3 Rcd8+-) 22...Nbd5 (22...Nc4!? 23.Bc4 Rfd8+=) 23.Be5 Qd7 24.Rae1 (24.Rad1 Qb5 25.Nd6 Qd7 26.Bf6 Nf6 (26...Qd6?? 27.Nh6 Kh8 28.Nf7 Kg8 29.Nd6 Rf6 30.Nc8 Bc8 31.Qh5+-) 27.Nf7 Qd5 28.Nf6 Bf6+-) 24...Ng4 (24...Rcd8 25.a4+-) 25.Qg4+- Nf6 26.Qg3 Rcd8 (26...Qb5 27.Nd6 Qd7 28.Nc8 Qc8 29.c4+-) 27.Ne3 White intends f5 27...Kh8 (27...Nh5 28.Qh3 Nf6 29.Ng4+-) 28.f5+- Qe8 (28...Bd5 29.fe6 (29.Nd5?! ed5 30.c4 Bd6+=) 29...Be6 30.Qh4+-) 29.fe6 fe6 30.Qh3 Qh5 (30...Qd7 31.Kg1+-) 31.Qe6 Rfe8 32.Qf5 Rd3?? (better 32...Qf5 33.Nf5 c4 34.Bc4 Ba3+-) 33.cd3 (33.Bf6?! Qf5 34.Nf5 Rd2 35.Bg7 Kh7+-) 33...Qf7 (33...Qg5 34.Qg5 hg5 35.Nf5+-) 34.Bf6 Bf6 35.Ng4 Re1 (35...Rd8 36.Nf6 Qf6 37.Qf6 gf6 38.Re7+-) 36.Re1 1–0. Nikolaev,Dmitriy – Konovalov,Roman (2195), Chervonny, 2008.

4.Nc3 e5 5.Nf3 g6 6.Bc4 Bg7 7.d4 0-0 8.de5 de5 9.0-0 Qe7 10.a3 h6 (10...Nb6 11.Bb3=) 11.Re1 (11.Qe2 Nb6=) 11...Nb6= 12.Bb3 Rd8 (12...c6 13.Qe2=) 13.Qe2 Be6 (13...a5 14.Qb5 a4 15.Ba2+= (15.Na4? Na4 16.Ba4 c6 17.Qe5 Qd7–+)) 14.Be6 (14.Rad1 c6=) 14...Qe6= 15.Nb5 (15.Rad1 a5=) 15...Ne8 16.Rad1 a6 (16...c6 17.Rd8 Rd8 18.Nc3= (18.Na7? Ra8–+)) 17.Nc3 c6 18.Rd8 Rd8 19.Rd1 (19.Bc1 Bf8=) 19...Rd1 20.Qd1 Qd6 (20...Nd6 21.Bc1=) 21.Bc1 (21.Qd3 Qe6=) 21...Qd1 22.Nd1 Nd6 23.Nd2 (23.Nc3 f5=) 23...Nbc4 (23...Bf6 24.Nc3=+) 24.Nc4= Nc4 25.Ne3 (25.Kf1 f5=) 25...Nd6 26.f3 b5 27.Ng4 (27.Nd1 f5 28.Nc3 Kf7=) 27...h5 28.Nf2 Nc4 (28...f5 29.Kf1=) 29.Nd3= Bf8 30.Kf2 f6 31.Ke2 (31.h4 Kf7=) 31...Kf7 32.g3 (32.Nc5 Bc5 33.bc5 f5=+) 32...Bd6 (32...Ke6 33.f4=+) 33.h3 (33.h4 Ke6=) 33...Ke6 34.c3 (34.Nc5 Bc5 35.bc5 f5=+) 34...a5 (34...f5 35.Ne1=+) 35.Kd1 (35.Nb2 Nb2 36.Bb2 ab4 37.ab4 f5=) 35...a4=+ 36.Kc2 (36.Ke2 g5=+) 36...Bf8 (36...f5 37.Ne1=+) 37.Kb1 (37.Nf2 f5=+) 37...f5 38.Ka2 (38.Kc2 Bd6=+) 38...fe4 (38...Kf6 39.Kb1=+) 39.fe4 Kf6 (39...Be7 40.Kb1=+) 40.h4 (40.Kb1 Be7=+) 40...Ke6 (40...Kg7 41.Nc5=+) 41.Kb1 Kd7 (41...Be7 42.Kc2=+) 42.Kc2 (42.Nb2 Nd6 (worse 42...Na3 43.Ka2+=) 43.Nd3 Ne4 44.Ne5 Ke6=+) 42...Bd6 (42...Be7 43.Kd1=+) 43.Kb1 (43.Kd1 Ke6=+) 43...Kc8 (43...Bc7 44.Nc5 Kd6 45.Nb7 Ke7 46.Kc2=+) 44.Ka2 (44.Nb2 Nb2 45.Kb2 c5=) 44...Kc7 (44...Bc7 45.Kb1=+) 45.Kb1 (45.Nb2 Nb6=) 45...Kb6 (45...Be7 46.Kc2=+) 46.Ka2 (46.Kc2 Kb7=+) 46...c5 (46...Bb8 47.Kb1=+) 47.Bg5 (47.Nb2!?=) 47...cb4=+ 48.cb4 Kc6 (48...Bc7=+) 49.Bc1 (49.Nb2 Nb6=) 49...Kd7 (better 49...Bc7!?–/+) 50.Kb1 (50.Nb2 Nb6=) 50...Ke6 (50...Bc7 51.Kc2=+) 51.Ka2 ½–½. Orcera Gomez,Francisco (1640) – Juan Mas,Santiago (1955), Palma de Mallorca Spain, Arenal Open, 2016.

4.Nc3 g6 5.d4 e5 6.Nf3 Bg7 7.de5 de5 8.Bc4 0-0 9.a3 b6 (9...a5 10.0-0=) 10.0-0 Bb7 11.Qe2 c5 (11...Qe7 12.Rfd1+=) 12.Rad1 Qc7 (better is 12...Qc8!?+=) 13.Nb5+- Qc6 14.Nd6 Ne8?? (better is 14...cb4 15.Bb5 Qc7 16.ab4 a6+/–) 15.Bd5 (15.Nb7!? Qb7 16.Bd5 Qc7 17.Ba8 Nef6+-) 15...Qd5 (15...Qc7 16.Nb7 (worse is 16.Bb7 Nd6 17.Ba8 Ra8+-) 16...Rb8 17.Qd2+-) 16.ed5 (16.ed5 Nd6 17.c4+- (17.Ne5?! Ne5 18.Be5 Rfe8+-; 17.Be5?! Rfe8+/–); better is 16.Rd5!? Bd5 17.Ne8 Be4 18.Ng7 Bf3 19.Qf3 Kg7+-) 1–0. mtrold1 – Puxley, internet live, 2001.

4.Nc3 a5

5.a3 ab4 6.ab4 Ra1 7.Ba1 e5 8.Nf3 Be7 9.Be2 0-0 10.0-0 Re8 11.d4 Nb6 12.Qd3 Bg4 (12...Be6 13.de5 de5 14.Ne5 Bb4 15.Nb5+=) 13.h3 Be6 14.d5 Bd7 15.Bb2 c6 16.dc6 bc6 17.Ra1 Qc7 18.Qe3 Be6 19.Ng5 Bc4 20.Nf3 d5 21.ed5 cd5 22.Qe5? (Better is 22.Nb5 Qd7 23.Na3 Be2 24.Ne5=+) 22...Bd6–+ 23.Qg5 Bf4 (< 23...Bb4 24.Nb5 Qe7 25.Bc4 Nc4 26.Bf6 Qf6 27.Qf6 gf6 28.Nc7+/–) 24.Qh4 Be2 25.Ne2 Re2 26.g3 Bd6 27.Bf6 gf6 28.Qg4 Kh8 29.Nd4 Re4 30.Qf3 Be5 31.c3 Qc4 32.Ra7 Bd4 33.cd4 Qd4 34.Rf7 Kg8 35.Ra7 Re1 36.Kh2 Qe4 37.Qe4 Re4 38.b5 Rb4 39.Ra5 Kf7 40.f4 Kg6 41.g4 Nc4 42.Ra7 Rb5 43.f5 Kh6 44.Rf7 Rb6 45.Kg3 Ne5 46.Rf8 Rb3 47.Kg2 Kg5 48.Rh8 h6 49.Rh7 Kf4 50.Ra7 Rg3 51.Kf2 Rh3 52.Ra4 0–1. Fritz 8 – Fritz 6, 2004.

5.a3 e5 6.Nf3 Be7 7.Bc4 Nb6 8.Bb3 0-0 9.0-0 a4 10.Ba2 Bg4 11.h3 Bh5 12.g4 Bg6 13.Nh4 Kh8 (< 13...Be4 14.g5 Bc6 15.gf6 Bf6 16.Nf5+/–) 14.f4 ef4 (< 14...Be4 15.g5 ef4 16.Rf4+/–) 15.Rf4 Qd7 16.Qf3 d5 17.Ng6 fg6 18.e5 (< 18.ed5 Bd6 19.Ne2 Kg8=+) 18...Ne4 19.Ne4 de4 20.Qe4 Qd2 21.Raf1 Rf4 22.Rf4 Re8 23.Rf2 Qh6 24.Kh2 Rf8 25.Rf8 Bf8 26.Qb7 Qf4 27.Kg1 Qe3 28.Kg2 Qe2 29.Kg3 Qc2 30.Qb8?? Nd7–+ 31.Qa7 Qb2 32.Qa4 Qe5 33.Kf3 Qc3 34.Ke2 Qb2 35.Ke1 Qa2 36.Qd7 Qa3 37.Qc7 Qb4 38.Kf1 Qb5 39.Ke1 Bb4 40.Kf2 Bc5 41.Ke1 Qb1 42.Kd2 Qb4 43.Kd3 Qd4 44.Kc2 Qc4 45.Kd1 Kg8 46.Qc8 Kf7 47.Qc7 Kf6 48.Qg3 Qa4 49.Kc1 Qe4 50.Kd2 Bb4 51.Kd1 Qb1 52.Ke2 Qc2 53.Kf1 Qe4 54.h4 Bc5 55.g5 Kf5 56.Qc3 Qe3 57.Qe3 Be3 58.Ke2 Bg5 59.hg5 Kg5 60.Kf3 Kf5 61.Kg3 g5 62.Kf3 h5 63.Kg2 Kg4 64.Kh2 Kf3 65.Kg1 0–1. Fritz 5.32 – Fritz 8, 2004.

5.a3 e5 6.Nf3 Be7 7.Bc4 Nb6 8.Bb5 c6 9.Be2 Be6 10.d4 0-0 11.b5 Qc7 12.0-0 Nc4 13.Bc1 Qb6?? (Better is 13...cb5 14.Nb5 Qc6=+) 14.d5+- Ne4 15.Ne4 Bd5 16.Bg5 Bg5 17.Nfg5 h6 18.Nf3 Nb2 19.Qc1 Be4 20.Qb2 cb5 21.Nd2 Bc6 22.Rfd1 Rfd8 23.Rab1 b4 24.c4 Qc5 25.ab4 Qb4 26.Qb4 ab4 27.Rb4 Ra2 28.Bf3 Kf8 29.Bc6 bc6 30.Rb7 d5 31.Nf3 Re8 32.cd5 cd5 33.Rb5 e4 34.Ne1 g6 35.Rbd5 Rb8 36.R5d2 Rb1 37.Ra2 Rd1 38.Kf1 Ke7 39.Ra7 Ke6 40.Ke2 Rb1 41.Nc2 f5 42.Ra6 Kf7 43.h3 Rb2 44.Kd2 Rb3 45.Rd6 Rb1 46.Kc3 Rc1 47.Kb2 Rg1 48.Ne3 f4 49.Nd5 g5 50.Nf6?? e3–+ 51.Ng4 e2 52.Nh6 Kf8 53.Rf6 Kg7 54.Re6 e1Q 55.Nf5 Kf8 56.Re1 Re1 57.Kc3 Re2 58.h4 Rf2 59.Nd4?? gh4 60.Kd3 Rg2 61.Ke4 h3 62.Kf4 h2 63.Ke5 h1Q 64.Ke6 Rg5 65.Nf5 0–1. Fritz 5.32 – Fritz 6, 2004.

5.a3 e5 6.Nf3 Be7 7.Be2 0-0 8.0-0 ab4 9.ab4 Ra1 10.Qa1 c5 11.b5 Nb6 12.Qa7 Nh5 13.Ne5 de5 14.Bh5 Nc4 15.Bc1 Qd4? (Better is 15...Qb6 16.Qb6 Nb6+/–) 16.Nd5+- Bg5 17.d3 Bc1 18.Ne7 (18.dc4?! Bg5 19.Nb6 Qd8+/–) 18...Kh8 19.dc4 (< 19.Rc1 Nd6 20.c3 Qd3 21.Qc5 Rd8+-) 19...Be6 (19...Bd7 20.Rc1 Qd6 21.Nd5+-) 20.Rc1 Qd2 (20...Qe4 21.Bf3 Qf4 22.Ra1+-) 21.Rd1 Qg5 22.Qc5 Qh5 (22...Re8 23.Bf3 h6+-) 23.Ng6! hg6 (23...Qg6 24.Qf8) 24.Qf8 Kh7 25.Rd8 g5 26.Qh8 Kg6 27.Qh5 Kh5 28.c5 Bc4 29.c6 bc6 30.bc6 Kg4 1–0. Fritz 6 – Fritz 8, 2004.

5.a3 e5 6.Nf3 Be7 7.Be2 0-0 8.0-0 c6 9.d4 Qb6 10.b5 cb5 11.Qd3 ed4 12.Nb5 (12.Qd4!? Qd4 13.Nd4+=) 12...Nc5 13.Qd4 Bd7 14.a4 Qc6 15.e5 Rfe8 16.Bc4 Nh5? 17.Rfd1 Ne6 18.Qc3 Rac8 19.Be6 Qc3 20.Nc3 Be6 21.ed6 Bf6 22.Nd4 Bd7 23.Ncb5 Rc4 24.h3 Nf4 25.Ra2 Bd4 26.Nd4 Ba4 27.Rd2 Rd8 28.Nb3 b6 29.Be5 Ng6 30.Bg3 f5 31.f3 f4 32.Bf2 Bb3 33.cb3 Rc6 34.d7 Nf8 35.Ra4 Rd7 36.Rd7 Nd7 37.Rf4 Rc1 38.Kh2 Nc5 39.Bc5 Rc5 40.Ra4 Rc3–/+ 41.Ra3 Kf7 42.Kg3 Ke6 43.Kf4 Kd5–/+ 44.Ra2 Rb3 45.Rd2 Ke6 46.Rc2 a4 47.Rc7 Rb4 48.Ke3 Kf6 49.f4 a3 50.Rc6 Kf7 51.Rc7 Kg6 52.Rc6? Kh5–+ 53.Rc7 Ra4 54.Rc1 b5 55.Rc5 Kg6 56.Rc6 Kf7 57.Rc1 b4 58.Kd4 b3 59.Kc3 b2 60.Rb1 a2 61.Kb2 ab1R 62.Kb1 0–1. Fritz 6 – Fritz 8, 2004.

5.ba5 Nc5 6.Qf3 e5 7.Bb5 (7.Qe3 Ra5 8.Nge2 Be7=+) 7...c6–/+ 8.Bc4 Qa5 9.Nge2 (9.Bb3 b5 10.a3 Be7–/+) 9...Qb4 (Better is 9...b5!? 10.Bd3 Bg4–+) 10.Bb3–/+ Bg4 (< 10...Nce4 11.a3 Nd2 12.ab4 (< 12.Kd2 Qh4=) 12...Nf3 13.gf3 Ra1 14.Ba1+=; 10...Nb3?! 11.ab3 Ra1 12.Ba1=+) 11.Qe3 Be2 (11...Nce4? 12.a3 Qc5 13.Ne4 Ne4 14.Qe4+-; 11...Nb3?! 12.ab3 Ra1 13.Ba1=+) 12.a3 Qb6 13.Ke2 (13.Ne2!? Nfe4 14.0-0=+) 13...Ng4 14.Qf3 Nb3 15.cb3 Nf6 (15...Qb3 16.Qg4 d5 17.Qf5+/–) 16.b4 d5 (16...Be7 17.Kf1–/+) 17.ed5=+ cd5 18.Qg3 Qd4 (18...Nd7 19.Nd5 Qc6 20.Qf3=) 19.Rhc1 Nh5 20.Qf3 Nf4 21.Kf1 Qd2 22.Nb5= e4 23.Qe3 Qe3 24.fe3 Ne6 25.Nc7 Nc7 26.Rc7 b5 27.Rb7+= Rc8 28.Rb5+/– Rc2 29.Bd4 Bd6 30.Rd5 Bh2 31.Bg7+- Rg8 32.Bf6 Rc8 33.Rh5 Bg3 34.Rd1 Rg6 35.Bh4 Bd6 36.Rh7 Rc3?? 37.a4 Rc4? 38.Rh8 Kd7 39.Rd8 Kc6 40.b5 Kc7 41.R8d6! Rd6 42.Bg3 Ra4 43.Rd6 Kc8 44.Rf6 Ra1 45.Be1 Ra7 46.b6 Rd7 47.Bc3 Kb7 48.Ke2 Kb8 49.g4 Kb7 50.Bd4 Re7 51.g5 Rd7 52.Rf4 Re7 53.Bc5 Rd7 54.Re4 Kc6 55.Rc4 Kb7 1–0. Fritz 6 – Fritz 5.32, 2004.

3.Nf3 b6

4.e3 Nb8 5.c4 Nd7 6.d4 Bb7 7.Bd3 c5 8.b5 a5 9.0-0 g6? (9...cd4 10.ed4 (worse is 10.Bd4 e5–/+) 10...d5 11.Na3+=) 10.d5 (better is 10.dc5 Bf3 11.Qf3+- (11.gf3?! e5+-)) 10...Bg7?? (better is 10...Ngf6+/–) 11.Bg7+- Ngf6 12.Bh8 Qc7 13.Bf6 Nf6 14.Nc3 0-0-0 15.Qe2 Nd7 16.e4 e5 17.de6! fe6 18.e5! de5 19.Be4 Nf6 20.Bb7 Kb7 21.Qe5 Qe5 22.Ne5 Nh5 23.Rad1 Kc7 24.Rd8 Kd8 25.Rd1 Kc8 26.Rd6 Nf4 27.Rb6 Kc7 28.Rc6 Kd8 29.Rc5 Ke7 30.Ne4 Ne2 31.Kf1 Nd4 32.Rc7 Kd8 33.Rd7 Kc8 34.Rd4 (34.Rd4 h6 35.Rd7 Kb8 36.Nc6 Kc8 37.Re7 e5 38.Nd6#; 34.Nd6 Kb8 35.b6 Nc6 36.Nc6 Ka8 37.b7) 1–0. ferminkatcho (1710) – azme, kurnik, 2011.

4.g3 Bb7 5.Bg2 Ngf6 6.d3 g6 7.0-0 Bg7 8.Qc1 0-0 9.Nbd2 e5 10.c4 c6 11.a3 Re8 12.Nb3 a6 13.Bc3 Qc7 14.Qb2 e4 15.Nfd4 ed3 16.ed3 c5 17.Nf3 Ne5 18.Ne5 Bg2 (worse is 18...de5 19.Bb7 Qb7 20.Be5+/–) 19.Kg2 de5 (worse is 19...Re5 20.Be5 de5 21.Rfe1+/–) 20.bc5 bc5 21.Ba5 Qc6 Black plans e4 22.Kg1 e4 23.Qd2 e3 24.Qe2 ef2 25.Qf2 Attacking the isolated pawn on c5 25...Ng4 26.Qf3?? Qf3–+ 27.Rf3 Ba1 28.Na1 Re2 29.Kf1 Rh2 30.Nb3 Rb8 31.Nd2 Rb2 32.Kg1 Rhd2 33.Bd2 Rd2 34.Kf1 f5 35.Ke1 Ra2 36.a4 Ra4 37.Ke2 Kf7 38.Kd2 Ke6 39.Kc3 Ke5 40.Rf4 Ra3 41.Kd2 g5 42.Rf3 f4 43.gf4 gf4 44.Kc2 a5 45.Kb2 Ra4 46.Kb3 Rb4 47.Kc3 a4 48.d4 Kd6 49.Rf4 Rb3 50.Kc2 Ne3 51.Kd2 Nc4 52.Kc2 cd4 53.Rd4 Kc5 54.Rd8 a3 55.Rc8?? Kb4–+ 56.Rb8 Kc5 57.Kb3 h5?? 58.Rc8+- Kd5 59.Rc4 a2 60.Ra4 a1Q 61.Ra1 Ke4 62.Rg1 Kf4 63.Kc3 h4 64.Kd3 Kf3?? 65.Rg8 h3= 66.Rf8 Kg2 67.Ke3 h2 68.Rg8 Kf1 69.Rh8 Kg2 70.Ke2 h1Q 71.Rh1 Kh1 ½–½. linakip – platanik, kurnik, 2011.

3.Nf3 Nb6

4.a4 a5 5.b5 h6 6.d3 e6 7.g3 d5 8.Bg2 Bc5 9.Nbd2 Nf6 10.0-0 Qe7 11.Nb3 Bd6 12.Qc1 g5 13.Nbd2 Rg8 14.c4 Nbd7 15.cd5 ed5 16.Nb3 Nc5?? (16...Kd8 17.Re1+=) 17.Qc2 (better is 17.Nc5 Bc5 18.Bf6 Bf2 19.Kf2 Qf6 20.Kg1+-) 17...Nb3+= 18.Qb3 Be6 19.d4 Bd7 20.Rac1 b6 (20...Qe2?? 21.Rfe1 Qe6 22.Re6 fe6 23.Ne5+-) 21.Ra1 0-0-0 22.e3 Kb8 23.Ba3 Be6 24.Bd6 Qd6 25.Ne5 Ne4 26.Nc6 Kb7 27.Nd8 Qd8 28.Qc2 Qe8 29.Rac1 Qd7 30.Be4 de4 31.Qe4 Bd5 32.Qe5 Re8 33.Qg7 Qh3 34.f3 Re3 35.Qf6 Re2 36.Rf2 Rf2 37.Kf2 Qh2 38.Ke3 Qg3 39.Rf1 h5 40.Rf2?? h4 41.Qe5 Qe5 42.de5 Kc8 43.f4 g4 44.f5?? Kd7 45.Kf4 (45.Kf4 g3 46.Rd2–/+). linakip – danachval, kurnik, 2011.

4.a4 Bg4 5.g3 Qd7 6.a5 Nc8 7.Bg2 Bh3 8.0-0 Bg2 9.Kg2 h5 10.d3 Nf6 11.Nbd2 g6 12.h4 Bh6 13.Bf6 ef6 14.Ne4 Qe7 15.Qb1 f5 16.Neg5 f6 (16...Qe2?? 17.Re1 Qe7 18.Re7 Ne7 19.Qe1+-) 17.Nh3 g5 (17...Qe2?? 18.Re1 Qe7 19.Qb3+-) 18.hg5 fg5 19.Nd4 Qe5 Black prepares f4 20.c3 f4 21.Nf3 Qe7 (21...Qe2?? 22.Re1 Qe7 23.Nhg5 fg3 24.fg3 Bg5 25.Ng5+- (25.Re7?! Be7 26.d4 Kd8+-); 21...Qc3 22.a6 Rb8 23.ab7 Rb7 24.d4+=) 22.Nhg5 Bg5 23.Ng5 Qg5 24.Rh1 h4 25.Qc1 Ne7 26.Qf4 Qf4 27.gf4 Nf5 28.e3 0-0-0 29.Rh3 Rdg8 30.Kf3 Rg6 31.Rah1 Rhg8 32.e4 Ne7 33.Rh4 Rg2 34.R1h2 Rh2 35.Rh2 Ng6 36.Rh6 1–0. linakip – danachval, kurnik, 2011.

3.Nf3 c6

4.e4 e5 5.d4 ed4 6.Bd4 Ne7 7.Bc4 h6 8.c3 Nb6 9.Bb3 Bg4 10.Qd3 d5 11.e5 Be6 12.a4 Rb8 13.a5 Nc4 14.Ba7 Ra8 15.Bd4 Nf5 16.0-0 Be7 17.Nbd2 0-0 18.Nc4 dc4 19.Bc4 Bc4 20.Qc4 Qd5 21.Qd5 cd5 22.Rfe1 Rfe8 23.e6 f6 24.Re5 fe5 25.Ne5 Nd4 26.cd4 Bb4 27.Rb1 Bc3 28.Rb7 Re6 29.Nf3 Ra5 30.h3 Ra1 31.Kh2 Re4 32.Rc7 Bd4 33.Nd4 Rd4 34.Rd7 Rd2 35.f3 Raa2 36.Kg3 Rg2 37.Kf4 Ra4 38.Ke5 Rd2 39.Rd5 Rd5 40.Kd5 Rh4 41.Ke5 Rh3 42.Kf4 g5 43.Kg4 Rh4 44.Kg3 Rf4 45.Kf2 Kf7 46.Ke3 Kg6 47.Kf2 h5 48.Ke3 Kf5 49.Kf2 Ra4 50.Kg3 h4 51.Kg2 Kf4 52.Kf2 Ra3 53.Kg1 Rf3 54.Kg2 Rh3 55.Kf2 g4 56.Kg2 Ra3 57.Kh2 Ra2 58.Kh1 Kg3 59.Kg1 Ra1 0–1. arti000 – antoniusz2, kurnik, 2012.

4.g3 Qc7 5.Bg2 e5 6.d3 Be7 7.0-0 Bf6 8.Nbd2 e4 9.Bf6 Ngf6 10.de4 0-0 11.c3 Ne5 12.Ne5 de5 13.Nc4 Rd8 14.Qc2 Be6 15.Na5 b6 16.Nb3 a6 17.a3 h6 18.Rfd1 Rd1 19.Rd1 Rd8 20.f3 Rd1 21.Qd1 c5 22.Qc2 cb4 23.ab4 a5 24.ba5 ba5 25.Nd2 Qb6 26.Kf1 Qb5 27.Kf2 Qc5 28.e3 Qb5 29.Bf1 Qc6 30.Nb3 a4 31.Na5 Qd7 32.c4 Ne8 33.Qc3 Nc7 34.c5 Qd1 35.h4 Kh7 36.Be2 Ne8?? 37.Bd1+- 1–0. linakip – ahorr, kurnik, 2011.

3.Nf3 e5

(--> 1.b4 e5 2.Bb2 d6 3.Nf3 Nd7).

4.e3 f5 5.c4 Ngf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Nbd7).

4.e3 Ngf6 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7 5.Nf3).

3.Nf3 Ngf6

4.a3 e5 5.e3 Be7 6.Be2 0-0 7.0-0 a5 8.c3 (8.b5 a4=) 8...b6 (8...d5 9.d3=+) 9.d4 Bb7 10.de5 de5 11.Qc2 c5 12.Nbd2 ab4 13.ab4 Ra1 (13...cb4 14.Ra8 Ba8 15.Rc1=+) 14.Ba1 (14.Ra1 cb4 15.c4 Qc7=+) 14...cb4-/+ 15.cb4 Bb4 16.Qb2 Bd2 17.Nd2 Qc7 18.Rc1 Qd6 19.Nc4 Qd5 20.Bf3 e4 21.Be2 Ba6 (21...Qe6!?=+) 22.Nb6= Nb6 23.Ba6 Nbd7 24.Bc4 Qg5 25.Rd1 Qg4 26.Be2 Qe6 27.h3 h6?? (27...Qe7 28.Qb7 Qa3 29.Qc7+= (worse 29.Rd7 Nd7 30.Bg7 Kg7 31.Qd7 Qa1 32.Bf1 Qf6=+)) 28.Rc1 (better 28.Bg4 Qb6 29.Bd7 (29.Rd7?! Qb2 30.Bb2 Nd7 31.Bd7 Rd8+-) 29...Qb2 30.Bb2 Nd7 31.Rd7+-) 28...Rb8= 29.Qc3 Kh7 (29...Qd5 30.Qc2+=) 30.Bg4+= Qe7 31.Bf5 Kg8 32.g4 (32.Qc7 Re8+/-) 32...Rd8 (32...Ne8 33.Bb2 Nef6 34.Rd1+=) 33.Rd1+= Kf8 (33...Qe8 34.Kg2 Nf8 35.Rd8 Qd8 36.Qc6+/-) 34.Qd4 (34.Bb2 Nb6 35.Rd8 Qd8 36.Qc5 Kg8 37.Bf6 Qf6 38.Be4 g6+/-) 34...Ke8 (34...Kg8 35.Qd6 Qd6 36.Rd6+-) 35.Qa4 g6?? (better 35...Kf8+/-) 36.Bf6+- Qf6 37.Bd7 (37.Rd7 Rd7 38.Qd7 Kf8 39.Be4 Qe5+-) 37...Kf8 38.Qe4 1-0. dannysmet (2000) - hoyy (2020), Rated Blitz game,, 2020.

4.a3 g6 5.e3 Bg7 6.c4 0-0 7.Be2 c5 8.0-0 Qb6 9.Nc3 cb4 (9...Rd8 10.d4+=) 10.Na4+= Qc7 11.ab4 Nb6 (11...d5 12.Qb3+=) 12.Nc3 (12.Nb6 Qb6 13.Bd4 A) 13...Qb4?? 14.Ra4 (14.Ba7?! Bf5+=; 14.Ra7?! Ra7 15.Ba7 Bf5=) 14...Qa4 15.Qa4+-; B) 13...Qc7+/–) 12...Nc4 (12...Bd7 13.d3+=) 13.Nb5+= Qc6 14.Bf6 (14.Nfd4 Nb2 15.Nc6 Nd1 16.Ne7 Kh8 17.Nc8 (worse is 17.Bd1 Bd7 18.Nc7 Ng8 19.Na8 Ba1 20.Ng8 Rg8=) 17...Rfc8 18.Nd6+=) 14...Bf6 (better is 14...Qb5!? 15.Nd4 Qb4 16.Bg7 Kg7+=) 15.Nfd4+- (15.Ra7?! Ra7 16.Na7 Qa6 17.Nc8 Rc8=) 15...Qb6 16.Bc4 d5 (16...Bd7 17.Nc3 Qb4 18.Qe2+-) 17.Be2 Bd7 18.Ra5 e6 19.Nc2 a6 20.Nbd4 Rac8 21.f4 Rc7 22.Qb1 Rfc8 23.Qb3 Bg7+/– 24.Bd3 Qd6 25.Rb1 h6 26.g3 Qe7 27.Kg2 Qd8 28.Ne1 Be8 29.Nef3+- Qe7 30.b5 Rc5 31.Ra2 ab5 32.Nb5 1–0. wiking – Morysek, internet, 2010.

4.Nc3 d5 =+.

4.c4 e5 5.Nc3 =.

4.c4 g6 5.Qb3 Bg7 6.d4 0-0 7.Nbd2 Qe8 8.e3 e5 9.d5 a5 10.a3 Nb6 11.b5 (11.e4 ab4 12.ab4 Ra1 13.Ba1 Bg4=) 11...Nbd7 12.e4 Bh6 13.a4 Nc5 14.Qc2 Nh5 15.Ba3 f5 16.Bc5 dc5 17.Bd3 Nf4 18.g3 (18.0-0 Nd3 19.Qd3 Bf4+=) 18...Nh3 19.Rf1 f4 20.0-0-0 Bg4 21.Be2 g5 (better is 21...Rd8=) 22.Nb3?? (better is 22.b6=) 22...fg3–+ 23.fg3 (23.Ne5 Be2 (23...Qe5 24.Bg4 Qf4 25.Kb1 Qg4 26.fg3–/+) 24.Qe2 Nf4–+) 23...Bf3 24.Nc5 g4 25.Kb1 Qg6 (25...Ng5 26.h4 gh3 27.Bf3–+) 26.Bf3 Rf3 (< 26...gf3 27.Nd7–/+) 27.Ne6 (27.Rf3 gf3 28.Rf1 Ng5–+) 27...Qf7 (better is 27...Ng5!? 28.Nc7 Rc8 29.Rf3 gf3–+ (29...Nf3?! 30.Ne6–+)) 28.Rf3–/+ gf3 29.c5 (29.Qb2 Qe7 30.Rf1 f2–/+) 29...Ng5–+ 30.Qc4 f2 31.Rf1 Re8 (31...Ne6 32.de6 Qf3 33.e7 Kg7 34.Qd5–/+) 32.Ng5 (32.Qc2 Ne6 33.Rf2 Qe7 34.de6 Be3–+) 32...Bg5 33.Qe2 Rf8 34.h4 Be7 35.Qc4 (35.Qe3 Qf3 36.Qf3 Rf3–+) 35...Kg7 36.Qc3 (36.c6 bc6 37.Qc6 Qg6 38.Qg6 Kg6–+) 36...Qf3 37.Qe5?? (37.Qf3 Rf3 38.d6 cd6 39.c6 bc6 40.bc6–+) 37...Bf6 38.Qc7 Rf7 (39.e5 Rc7 40.ef6 Kf6–+) 0–1. Althoff,Guntram (2185) – Opalka,Guido (2245), Ruhrgebiet VK3, 1999.

4.c4 g6 5.e4 e5 6.d3 Bg7 7.Nbd2 0-0 8.a4 a5 9.b5 Nc5 10.Nb3 Nb3 11.Qb3 b6 12.0-0-0 Bd7 13.h3 Nh5 (13...c6!?+=) 14.g3 f5 15.Nd2 Bh6 Black plans f4 (15...Qc8 16.ef5 gf5 17.Be2+=) 16.Bg2 (16.ef5 c6+=) 16...Bd2 (better is 16...fe4!? 17.Be4 Rf2 18.c5 Kf8+=) 17.Rd2+/– (worse is 17.Kd2 f4 18.g4 f3 19.c5 Kh8=) 17...f4 18.g4 (18.c5!? Rf7 19.c6+/–) 18...f3+= 19.Bf3 Rf3 20.gh5 Qg5 21.hg6 Rf2 22.gh7 Kh7 23.Qd1 Raf8 24.Kc2 Be8 25.Rf2 Rf2 26.Kb3 Bh5 27.Qc1 Qg3 28.Kc3 Be2–+ 29.Rd1?? Bd1 30.Qd1 Qh3 31.Bc1 Kg6 32.Qg1 Qg2 33.Qg2 Rg2 34.Bd2 Kh5 35.Kc2 Kg4 36.Kc3 Kf3 37.Bh6 Ke2 38.Bf8 Rg3 39.Be7 Rd3 40.Kc2 Ra3 41.Bd8 Ra4 42.Kb3 Rb4 43.Kc3 Ke3 44.Bc7 Ke4 45.Bb6 Kf3 46.Ba5= Rb1 47.Bc7?? e4–+ 48.Bd6?? e3 49.Be7 e2 50.Bh4 Ke4 51.Kd2–/+ Kd4 52.Ke2 Kc4 ½–½. shakattack – whitecat25,, 2011.

4.c4 g6 5.g3 Bg7 6.Bg2 0-0 7.0-0 e5 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7).

4.e3 e5 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7 5.Nf3).

4.e3 e5 5.d4 e4 6.Nfd2 d5 7.a3 c6 8.c4 Be7 9.Be2 a5 10.b5 Kf8 (10...cb5 11.cd5 b4 12.Qc2=) 11.Nc3+= Kg8 12.0-0 h5 (12...Bd6 13.Qb3+=) 13.f3+/– ef3 14.Nf3 (14.Bf3 dc4 15.Nc4 Nb6+/–) 14...Rh6 15.c5 h4 16.Bc1 h3 17.g3 Rh5 18.Rb1 Qc7 19.Qb3 Ng4 20.e4 a4 (20...Nc5 21.dc5 Bc5 22.Kh1 Nf2 23.Rf2 Bf2 24.ed5 cd5 25.Ng5+/–) 21.Qc2 (21.Na4!? cb5 22.Bb5 Nc5 23.dc5 Bc5 24.Nc5 Qc5 25.Kh1 de4 26.Nd4+/–) 21...Nc5 22.dc5 Bc5 23.Kh1 Qd6 24.bc6 de4?? (better is 24...bc6 25.Bf4 Qe7 26.Na4 Qe4+-) 25.cb7 ef3 (25...Bb7 26.Ne4 Qc6+-) 26.ba8Q (26.ba8N Bf5 27.Qb2 fe2 28.Qe2 Qc6 29.Qf3 Qf3 30.Rf3 Bb1 31.Nb1 Re5–+; 26.bc8N fe2 27.Qe2 Qc6 28.Qf3 Qf3 29.Rf3 Rc8 30.Na4 Ba7–+; 26.bc8B fe2 27.Qe2 Qc6 28.Qe4 Qc8–/+). Fournier,Frederic (2310) – Trompmaster (2215), (AUTO–ELITE–900), 2012.

4.e3 e5 5.Be2 =.

4.e3 h6 5.Nc3 (5.Be2 e5=) 5...g5 (5...d5 6.a3=) 6.Be2 (6.Bc4 e5+=) 6...Bg7 (6...e5 7.0-0+=) 7.0-0+= Ne4 (7...e5 8.e4+=) 8.Nd4 (8.Ne4 Bb2 9.Rb1 Bg7+=) 8...Nc3 9.Bc3 Nf6 10.Bb5 Bd7 11.Qe2 (11.a4 c6 12.Bd3 Qc8+=) 11...c6 12.Bd3 Qc8 13.Nf3 (13.e4 e5 14.Nf5 Bf5 15.ef5 Nd5=) 13...e5= 14.e4 0-0 (14...Qc7 15.Bc4=) 15.Bc4 (15.a4 g4 16.Nh4 Qd8=) 15...d5 (15...g4 16.Nh4=) 16.ed5+= cd5 17.Bb3 d4 (17...e4!? 18.Ne5 Be6=) 18.Bb2+/– Bg4 19.Qe5 Bf3 (19...Re8 20.Qd6 Bf3 21.gf3+=) 20.gf3= Nh5 21.Qb5?? (better is 21.Qd6+=) 21...Nf4–/+ 22.Rfe1 d3 23.Be6 (23.Be5 Be5 24.Re5 Qh3 25.Rg5 hg5 26.Qg5 Kh7 27.Qf4 Rg8 28.Qg3 Qf5 (< 28...Rg3 29.fg3 Qf5 30.cd3–+) 29.cd3 Rg3 30.fg3 Qd3–+) 23...fe6 (24.Bg7 Kg7 25.cd3 Qc7–+) 0–1. Laurent,C – Bunch,J, Telecomm, 1995.

4.g3 e5 5.Bg2 Be7 6.d3 0-0 7.Nbd2 Rb8 (7...Nb6!?+=) 8.c3 d5 9.0-0 b6 10.e4 de4 11.Ne4 Ne4 12.de4 a5 13.a3 (13.Qc2 Bd6+=) 13...Bd6= 14.Qe2 Nf6 15.c4 Bg4 (15...Qe7 16.Rab1=) 16.Bc3 ab4 17.ab4 Qe7 18.b5 Nd7 (18...Rfd8 19.Rfb1+=) 19.Ra7 (19.h3 Be6+=) 19...f6 20.Rfa1 Nc5 21.h3 Be6 22.Nh4 g6 23.Nf3 Qd7 24.h4 Qf7 25.Nd2 h5 26.Bf1 Rbd8 27.Qe3 Rd7 28.Be2 Rfd8 29.Ra8 Qe8 30.Rd8 Qd8 31.Qh6 (31.Nf3!?+=) 31...Bf7–/+ 32.Qe3 Bf8 33.Bb4 Kh7 34.Nb3 Bh6 35.Qc3 Ne4 36.Qc2 f5 37.Kg2 Qg8 38.Ra7 Be6 39.Ra1 Nd6 40.Rd1 Qa8 41.Kg1 (41.Kh2 Bg7–/+) 41...f4 42.c5? (42.Ra1!? Qd8 43.Kh1–+) 42...fg3–+ 43.fg3? (43.cd6 gf2 44.Kf2 Rf7 45.Kg3 Bf4 46.Kf2 Bg5 47.Qf5 Rf5 48.Kg3 Bh4 49.Kh4 Qg2 50.Rd3 Rf4 51.Bg4 Qg4) 43...Rf7 44.Be1 (44.Bd2 Qa4 45.Rb1 Bd2 46.Qd2 Ne4–+ (46...Bb3?! 47.cd6 Be6 48.Rf1 Rf1 49.Bf1 cd6 50.Qd6 Qd4 51.Qd4 ed4 52.Kf2–+)) 44...Nf5 (44...Nf5 45.cb6 cb6–+) 0–1. marekt (1995) – chess_research (2230),, 2014.

4.e3 g6

5.c4 Bg7 6.Nc3 0-0 7.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7 7.Nc3).

5.c4 Bg7 6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

5.c4 Bg7 6.d4 b6 7.Be2 Bb7 8.0-0 c5 9.a3 0-0 10.Nc3 Rc8 11.d5 a6 12.e4 (12.Rb1 cb4 13.ab4 Ng4+=) 12...Qc7 (better is 12...Ne4!? 13.Ne4 Bb2–/+) 13.Qb3 Rfe8 14.Rac1 e6 15.Rfe1 ed5 16.ed5 (worse is 16.cd5 Ne4 17.Ne4 Bb2 18.Qb2 Re4–/+) 16...Re7 17.Bd3 Rce8 18.Re7 Re7 19.h3 Qd8 20.Re1 Re1 21.Ne1 Qe7 22.Nf3 Bc8 23.Qc2 Ne5 24.Ne5 Qe5 25.Na4 Qe1 26.Kh2 cb4 27.Nb6 Bb7 28.Qe2 Qe2+= 29.Be2 a5 30.ab4 ab4 31.Bd3 Ne8 32.Bg7 Kg7 33.Kg3 f5 34.Kf4 Kf6 35.Ke3 Nc7 36.f4 Na6 37.Na4 Bc8 38.Kd4 Bd7 39.Nb6 Ke7 40.Nd7 Kd7 41.g4 fg4 42.hg4 Nc5 43.Bc2 Ke7 44.g5 Kf7 45.Bb1 Kg7 46.Bc2 h6 47.gh6 Kh6 48.Bb1 Kg7 49.Bc2 Kf6 50.Bb1 g5 51.fg5 Kg5 0–1. ferminkatcho (1660) – talent42, kurnik, 2012.

5.d4 Bg7 6.Be2 0-0 7.0-0 a6 8.a3 b5 9.c4 c6 10.Nbd2 Bb7 11.Rc1 c5 12.bc5 dc5 13.cb5 cd4 14.Bd4 ab5 15.Bb5 Ra3 16.Nc4 Ra8 17.Bf6 Nf6 18.Nd4 Qd5 19.f3 Ba6 (better is 19...Ra2 20.Qb3 Rfa8=) 20.Bc6+/– Qc4 21.Rc4 Bc4 22.Ba8 Bf1 23.Kf1 Ra8 24.Nc6 Re8 25.Kf2 Nd5?? 26.Qb3 e6 27.e4 Nf6 28.Qb5 Nh5 29.Nb4 Ra8 30.Qb7 Rf8 31.Nc6 Nf4 32.g3 Nd3 33.Ke3 Nc5? 34.Qb4 Nd7 35.Qb7 Ne5?? 36.Ne5 Be5 37.f4 Bg7 38.e5 h5 39.Qe7 Kh7 40.h3 Kg8 41.g4 hg4 42.hg4 Kh7 43.Ke4 Kg8 44.f5 gf5 45.gf5 ef5 46.Kf5 f6?? 47.e6 Kh7+- 48.Qc7 Kg8 49.Qh2 Re8+- 50.Qh5 Kf8 51.Qf7 1–0. mihai740609 – polyodon, kurnik, 2011.

5.Be2 Bg7 6.0-0 0-0 7.c4 Re8 8.d4 c6 9.Nbd2 a5 10.a3 Qc7 11.Qc2 e5 12.de5 de5 13.Rfd1 Bf8 14.ba5 Ra5 15.Nb3 Ra8 (15...Ra4!?=) 16.c5+= Nd5 17.Bc4 N7f6 18.Rab1?? (better is 18.e4 Nf4 19.Ng5+=) 18...Bf5–/+ 19.Qc1 Bb1 20.Qb1 Rad8?? 21.Rc1 b6 22.cb6 Nb6 23.Be2? Nbd5 24.Nbd2 Bg7 25.Nc4 Nd7 26.a4 e4 27.Nd4 Nb4 28.Bc3= Nd3 29.Bd3 ed3 30.Qd3 Ne5+= 31.Ne5 Be5 32.Qc4 Exerts pressure on the isolated pawn 32...Qb6?? 33.Nc6+- Rc8 34.Be5 Re5 35.Ne7! Re7 36.Qc8 Kg7 37.Qc3 f6 38.a5 Qa6 39.Qc5 Ra7 40.Ra1 Rb7 41.h3 h5 42.Qc3 Rb5 43.Rd1 Qa5 44.Rd7 Kh6 45.Qf6 Rf5 46.Qh8 Kg5+- 47.Qd8 Rf6?? 48.Qa5 Rf5 49.Qc7 Kf6 50.Rd6 Kg5 51.Qc6 Re5 52.Rg6 Kf5 53.Qc2 Re4 54.g4 Kg6+- 55.Qe4 Kg5 56.gh5 Kh5 57.Qg4 Kh6 58.h4 Kh7 ½–½. donaldzikzpo (1620) – matiasz1 (1825), kurnik, 2012.

4.g3 g6

5.d3 Bg7 6.Nbd2 0-0 7.Bg2 c6 8.0-0 e5 9.Qc1 Bh6 10.Qb1 a6 11.e4 Bg7 12.a3 Nb6 13.Bc1 Na4 14.Qb3 Nb6 15.a4 Nh5 16.a5 Nd7 17.Nc4 Qc7 18.Bd2 Kh8 19.Qb1 f5 20.Ng5 Ndf6 21.Qc1 d5 22.Nb6 Rb8 23.Nh3 Ne8 24.Bh6 de4 25.de4 f4 26.Bg7 Kg7 27.Qd1 Bh3 28.c4?? Bg2 29.Kg2 f3 30.Kg1 Qe7 31.Qd2 Qe6 32.Kh1 Nef6 33.Qg5 Qh3 34.Rg1 Rbe8 35.Qh4 Qh4 36.gh4 Nf4 37.Rg3 Ne4 38.Rf3 Ne2 39.Rf8 Rf8 40.Kg2 g5 41.Re1 Rf2 42.Kh1 N2c3 43.Nd7 Rb2 44.Ne5 Nf2 45.Kg1 1–0. linakip – 4dan, kurnik, 2011.

5.Bg2 Bg7

6.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0-0 5.Bg2 d6 6.0-0 Nbd7).

6.d3 0-0 7.Nbd2 Rb8 8.0-0 c5 9.a3 b6 10.c4 Bb7 11.Nb3 Qc7 12.b5 d5 13.Nbd2 dc4 14.Nc4 Bd5 15.Qc2 Nh5 16.Bg7 Ng7 17.a4 Ne5?? (better is 17...Ne6+=) 18.Nfe5 Bg2 1–0. giorgo – ogrodnik7, kurnik, 2012.

6.d3 Rb8 7.Nbd2 b6 8.0-0 c5 9.a3 0-0 10.Qc1 Bb7 11.Re1 Qc7 12.c4 d5 13.b5 d4 14.a4 Ne5 15.Ne5 Qe5 16.Nf3 Qh5 17.Qd2 White intends a5 17...Ng4 18.h3 Ne5 19.a5 Nf3 20.ef3 Bh6 (20...Bf3? 21.g4 Bh6 22.Qc2 Bg4 23.hg4+-) 21.Qe2 e6 22.ab6 ab6 23.Ra7 Bc8 24.f4 e5 25.Qh5 gh5 26.Re5 Bg7 27.Rh5 Be6 28.Bd5 Bd5 29.Rd5 Ra8 30.Rdd7 Ra7 31.Ra7 Rb8 32.Kg2 Bf8 33.Kf3 Kg7 34.Bc1 Kf6 35.g4 h6 36.h4 White prepares the advance g5 36...Bd6 37.g5 hg5 38.fg5 Kg6 39.Kg4 Bf8 40.f4 Bd6 41.f5 Kg7 42.Bf4 Bf4 43.Kf4 (43.Kf4 Re8 44.f6 Kg6 45.Re7+-) 1–0. linakip – ogrodnik7, kurnik, 2012.

6.d3 c6 7.Nbd2 0-0 8.0-0 a6 9.Qc1 Qb6 10.a3 Qc7 11.c4 e5 12.e4 Ng4 13.Re1 Qb6 14.Re2 c5 15.Bc3 cb4 16.Bb4 Nc5 17.Qc2 Be6 18.h3 Nf6 19.Ng5 Nh5 20.Ne6 fe6 21.Rb1 Qa7 22.Nb3 Nb3 23.Qb3 Ng3 24.Re3 Nh5 25.Rc1?? Rad8 26.c5 d5 27.ed5 ed5 28.c6 Kh8?? 29.Bf8+- Rf8 30.Qd5 bc6 31.Qc6 Nf4 32.Qc7 Qd4 33.Qc4 Qb2 34.Qc3 Qb6 35.Bf1 Qf6 36.Qe1 Nh5 37.Bg2 Bh6 38.Rf3 Nf4 39.Rd1 Qg5 40.Rg3 Qf6 41.f3 Ng2 42.Kg2 Bf4 43.Rg4 Rb8 44.Qe2 h5 45.Rf4 Qf4 46.Rg1 1–0. linakip – 4dan, kurnik, 2012.

6.d3 c6 7.Nbd2 Qb6 8.a3 0-0 9.Qc1 c5 10.c3 cb4 11.cb4 Nb8 12.0-0 Bg4 13.Bd4 Qd8 14.Qb2 Nc6 15.Bc3 Qd7 16.Rfe1 a6 17.Nc4 b5 18.Nb6 Qa7 19.Na8 Qa8 20.a4 a5?? (20...Qb7 21.Nd4 d5 22.ab5 ab5 23.Nc6 Qc6 24.Ra7+-) 21.ba5 b4 22.Bb4 Nd5 23.Qb3 Ndb4 24.Rac1 Qa5 25.Nd2 Nd4 26.Qd1 Na2 27.Rc4 Be6 28.Rd4 Bd4 29.e3 Bc3 30.Nc4 Bc4 31.Re2 Be6 32.Rc2 Bf6 33.d4 Qa4 34.Rd2 Bb3 35.Qb1 Nc3 36.Qb2 Qc4 37.Bf1 Qb4 38.Bd3 Ra8 39.Bc2 Ra2 40.Qb3 Qb3 41.Bb3 Rd2 42.Bc4 Na4 43.Bb5 Nb6 44.Kg2 e5 45.de5 de5 46.Kf3 e4! 47.Ke4 Be7 48.Kf3 Bb4 49.h3 Nd5 50.Bc4 1–0. linakip – ogrodnik7, kurnik, 2011.

3.f4 Ngf6

4.e3 e5 5.Nc3=+.

4.e3 g6 5.Bc4 (5.Nf3 Bg7=) 5...Bg7 6.Nf3 0-0 (6...Nb6 7.Be2=) 7.a4 (better 7.0-0=) 7...Re8?? (7...c5 8.bc5 Nc5 9.0-0=) 8.h4?? (better 8.Bf7 Kf8 9.0-0+-) 8...e6 (8...Nb6 9.Be2=+) 9.Ng5 (9.0-0 c5 10.bc5 Nc5=) 9...d5 (9...Nb6 10.Be2=+) 10.Bd3 (10.Be2 Qe7 11.b5 e5 12.fe5 Ne5=+) 10...h6 (better 10...e5 11.fe5 Ne5 12.Be5 Re5-/+) 11.Qf3 (better 11.Nf3!?=+) 11...hg5 (11...a5 12.ba5 hg5 13.hg5-+) 12.hg5 Nh5 (12...Nh7!? 13.Bg7 Kg7-+) 13.Bg7=+ Ng7 14.Qh3 f6?? (better 14...f5-/+) 15.Bg6+- (15.Bg6 Kf8 16.Qh8 Ke7 17.Qg7 Kd6 18.Be8 Qe8 19.Nc3+-) 1-0. FeegLood (2045) – Hevanir,, 2015.

4.Nf3 g6 5.e4 Bg7=+ 6.Bc4 (6.Bd3 0-0 7.0-0 a5=+) 6...0-0 7.d3 (7.0-0 c5–/+) 7...e6 (7...e5!?–/+) 8.0-0 (8.Nbd2 a5 9.ba5 Ra5=+) 8...c5 9.Qe1 (9.b5 d5 10.ed5 ed5–/+) 9...cb4 (better 9...d5 10.Bb3 a5 11.ed5 ed5 (worse 11...Nd5 12.Bg7 Kg7 13.Bd5 ed5 14.bc5+=) 12.ba5 Ra5–/+ (worse 12...Qa5 13.Qa5 Ra5 14.a4=)) 10.h3? (better 10.Qb4 a5 11.Qb5=) 10...b5–/+ 11.Bb3 Nc5 12.Nbd2 (12.e5 Nh5–+ (12...Nb3?! 13.ab3 Nd5 14.c4 bc3 15.Nc3–/+)) 12...a5 13.a3 (13.e5 Nh5 14.a3 ba3 15.Ba3 Bd7–+ (15...Nf4?! 16.d4–/+)) 13...ba3 14.Ba3 b4?? (better 14...Bb7–+) 15.Bb4= Nb3 (15...Nd3 16.cd3 Qb6 17.Qf2 Qb4 18.Rab1=+) 16.Nb3+= Increasing the pressure on the isolated pawn on a5 16...a4 (16...Qb6!? 17.Kh1 Ne4 18.Ba5 Ra5 19.Ra5 Bc3 20.Qe4 Ba5 21.Na5 Qa5=) 17.e5+- Ne8 (17...Bb7 18.Nbd4 Bf3 A) 19.Rf3? de5 20.Ne6 fe6 21.Bf8 Bf8–+ (21...Kf8? 22.fe5 Qd4 23.Kh1+-; 21...Qf8?! 22.fe5 Qc5 23.Qf2–+); B) 19.gf3? de5 20.Ne2 Re8–+; C) 19.ef6?! Bf6 20.Nf3 Ba1 21.Qa1 a3=; D) 19.Nf3 Qb6 20.Rf2+-) 18.Kh2 (18.Nbd4 Bb7+-) 18...h6 (18...f6!? 19.ed6 Nd6+=) 19.Na5+- f6 (19...Bd7 20.Rb1+-) 20.Nc4 (20.Ra4 fe5 21.Nc6 Qc7 22.Ra8 Qc6 23.Rc8 Qc8 24.fe5 Qb8+-) 20...fe5 21.fe5 Rf5 (21...Bb7+-) 22.g4 (22.Qg3!? Kh7 23.Bd6 Nd6 24.Nd6+- (24.ed6?! Ba1 25.Ra1 Bb7=)) 22...Rf4+= 23.Bd6 (23.Kg3!? g5 24.Bd6 (24.ed6?! Ba1 25.Qa1 Bb7=+) 24...Nd6 25.Nd6=) 23...Bb7= 24.Qe3?? (better 24.Kg2=) 24...Rf3–+ 25.Rf3 Bf3 26.Qf3 (26.Be7 Qe7 27.Qf3–+) 26...Nd6 27.Nd6 (27.ed6 Ba1 28.Qe4–+) 27...Be5 28.Kg2 Bd6 (28...Ba1!? 29.h4 Ra7 30.Qe3–+) 29.Qe4 (29.Re1 Rc8 30.c4 Qe8–+) 29...Qe8 30.Rf1 (30.d4 a3 31.d5 e5–+) 30...Rc8 31.Kg1 (31.c4 a3 32.Rf2–+) 31...e5 (better 31...Rc2 32.Rf6 Kh7–+) 32.Qd5=+ Kg7 33.Qd6 Rc2 (better 33...Rc6 34.Qd5 Rc7=+) 34.Rb1?? (34.Rf6 Rd2 35.Re6 Rd1 36.Kh2 Qf7 37.Qe5 Kh7=) 34...Rc6?? (34...Qf7 35.Qb6 a3–+) 35.Rb7= Kg8 36.Qb4 (36.Qd5 Kh8=) 36...Qe6 (36...Rc8 37.Qd6 Qc6 38.Qc6 Rc6 39.Ra7=+) 37.Qa4= Rc8. Deus Filho,Joaquim De (1920) – Silva,Sergio (2090), Aberto do Brasil – Etapa Pocos de Calda, 2015.

3.g3 Ngf6

4.Bg2 g6 5.a4 Bg7 6.Nf3 0-0 7.0-0 a6 8.c4 c6 9.d3 Rb8 10.Nbd2 b5 (10...e5 11.a5=) 11.cb5 (11.Nd4 Bb7 12.ab5 cb5 13.Bb7 Rb7+/–) 11...ab5 (11...cb5 12.ab5 ab5 13.Nd4+=) 12.a5 (12.Nd4!? Bb7 13.Nc6 Bc6 14.Bc6 ba4 15.Ra4+/–) 12...c5+= 13.bc5 dc5 14.Ne5 Ba6? (better is 14...Bb7+=) 15.Nc6+- Qc7 16.Nb8 Qb8 17.Bc6 Ne5 18.Bg2 c4?? (18...Ned7 19.Qc2 Qd6+-) 19.dc4+- bc4 20.Bc3 Qc7 21.Rb1 Rd8 22.Rb6 Qc8?? 23.Be5 c3 24.Rb8 Qd7 25.Rd8 Qd8 26.Bc3 Nd5 27.Bg7 Kg7 28.Ne4 Qa5 29.Qd4 Nf6 30.Nf6 ef6 31.Ra1 Qb5 32.e3 Qe2 33.Bf1 (33.Bf1 Qf3 34.Ra6+-) 1–0. rryy44 – rumaniaana, kurnik, 2012.

4.Bg2 g6 5.Nf3 Bg7 6.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0-0 5.Bg2 d6 6.0-0 Nbd7).

4.Bg2 g6 5.h4 Bg7 6.g4 e5 7.g5 Nh5 8.Bf3 Nf4 9.e3 Ne6 10.Bg2 c6 11.f4 ef4 12.Bg7 Ng7 13.ef4 Ne6 14.Nh3 Nb6 15.Nc3 d5 16.b5 Qe7 17.bc6 Nf4 18.Be4?? (18.Kf2 Bh3 19.Bh3 bc6–/+) 18...de4 (better is 18...Nh3 19.cb7 A) 19...de4?! A1) worse is 20.bc8B Ng5 (worse is 20...Rc8 21.Rh3 0-0 22.Qe2+=; 20...Nc8?! 21.Rh3 Qe5 22.Qg4=) 21.hg5 Rc8–/+ (worse is 21...Nc8 22.Qg4=); A2) worse is 20.bc8N Rc8 21.Rh3 0-0=; A3) 20.bc8Q Rc8 21.Rh3=; B) 19...Bb7 20.Rh3 de4–+) 19.Nf4–/+ bc6 20.Qe2 Bf5 21.d3?? ed3 22.cd3–/+ Qe2 23.Ke2 0-0 24.Kf3 Rfd8 25.a4 Bd3–/+ 26.a5 Nc4 27.Rad1 Bf5 28.Rd8 Rd8 29.Rd1? Rd1 30.Nd1 Na5 31.Ne3 Bb1 32.h5 c5 33.hg6 fg6 34.Ne6 c4 35.Ke2 Nc6 36.Nc4 Ba2 37.Kd3 a5 38.Nd4?? Nd4 39.Kd4 Bc4 40.Kc4 a4 41.Kb4 a3! 42.Ka3 Kf7 43.Kb3 Ke6 44.Kc3 Kf5 45.Kd3 Kg5 46.Ke3 h5 47.Kf3 Kf5 48.Kg3 g5 49.Kf3 h4 50.Kg2 g4 51.Kh2 Kf4 Black intends g3 52.Kg2 Ke3 53.Kh2 If White now would get Kf4 in, he might survive 53...Kf2 54.Kh1 Kf1 55.Kh2–+ g3 56.Kh3 g2 57.Kh4 g1Q 58.Kh3 Kf2 59.Kh4 Qg6 60.Kh3 Qg3# 0–1. josueaurelino – rumaniaana, kurnik, 2012.

2.Bb2 e5

(--> 1.b4 e5 2.Bb2 d6).

3.a3 Nc6 4.e3 Nf6 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Nc6).

3.a3 Be6 4.e3 (--> 1.b4 e5 2.Bb2 d6 3.e3 Be6 4.a3).

3.b5 a5 4.a4 (--> 1.b4 a5 2.b5 e5 3.Bb2 d6 4.a4).

3.c4 a5 4.b5 (--> 1.b4 a5 2.b5 e5 3.Bb2 d6 4.c4).

3.c4 b6 4.e3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 b6).

3.c4 Bd7 4.Nc3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.Nc3 Bd7).

3.d3 Nf6 4.Nf3 Be7 5.g3 0-0 6.Bg2 (--> 1.b4 e5 2.Bb2 d6 3.g3 Nf6 4.Bg2 Be7 5.d3 0-0 6.Nf3).

3.e3 Be7 4.c4 Nf6 5.Nc3 0-0 6.Nf3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Nc3).

3.e4 Nf6 4.d3 Be6 5.Nf3 (--> 1.b4 e5 2.Bb2 d6 3.e4 Be6 4.Nf3 Nf6 5.d3).

3.Nf3 Be6 4.e3 f5 5.c4 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be6).

3.Nf3 Nf6 4.e3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.e3 Nf6 4.Nf3 Be7).

3.Nf3 Nf6 4.e3 g6 5.c4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

3.Nf3 g6 4.c4 Bg7 5.e3 Nf6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

3.g3 c6 4.Bg2 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.g3 Nf6 4.Bg2 c6).

3.b5 Nf6

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.b5).

4.c4 Be6 5.e3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be6 5.b5).

3.b5 g6

4.c4 Bg7 5.e3 (--> 1.b4 e5 2.Bb2 d6 3.c4 g6 4.e3 Bg7 5.b5).

4.e3 Bg7 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 g6 4.e3 Bg7 5.b5).

3.c4 a6

4.e3 (--> 1.b4 e5 2.Bb2 d6 3.e3 a6 4.c4).

4.e3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.e3 Be7 4.c4 a6).

3.c4 Nd7

4.d4 Ngf6 5.a3 Be7 6.e3 0-0 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4 0-0 6.d4 Nbd7).

4.e3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.e3 Be7 4.c4 Nd7).

4.e3 Ngf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7).

4.e3 Ngf6 5.Nf3 Be7 6.Be2 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Nbd7).

3.c4 Be6

4.e3 Be7 5.Nf3 f5 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Be6 5.Nf3 Be7).

4.e3 f5 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Be6).

4.e3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be6).

3.c4 Be7

4.e3 (--> 1.b4 e5 2.Bb2 d6 3.e3 Be7 4.c4).

4.e3 f5 5.Nf3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be7).

4.e3 Nf6 5.Nf3 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0).

3.c4 Nf6

4.Nc3 Be7 5.e3 0-0 6.Nf3 Bg4 7.Be2 Nbd7 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 Bg4 6.Be2 0-0 7.Nc3 Nbd7).

4.Nc3 g6 5.e3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 g6 5.Nc3).

4.e3 a5 5.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 e5 5.c4).

4.e3 a5 5.b5 b6 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 e5 5.c4 b6).

4.e3 b6 5.Be2 Bb7 6.Nf3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 b6 5.Nf3 Bb7 6.Be2).

4.e3 Be7 5.Nf3 0-0 6.Be2 c6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 c6).

4.e3 Bf5 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Bf5).

4.e3 Bf5 5.Nf3 Be7 6.Be2 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Bf5).

4.Nf3 c6 5.e3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 c6 5.Nf3).

4.Nf3 Be6 5.e3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be6 5.Nf3).

4.Nf3 g6 5.e3 Nbd7 6.Be2 Bg7 7.d3 0-0 (-->1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.d3 Nbd7).

4.Nf3 g6 5.e3 Bg7 6.Be2 0-0 (-->1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5).

4.g3 Be7 5.Bg2 (--> 1.b4 e5 2.Bb2 d6 3.g3 Nf6 4.Bg2 Be7 5.c4).

4.g3 g6 5.Bg2 Bg7 6.d3 0-0 7.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.d3).

4.e3 g6

5.Nf3 Nbd7 6.Be2 Bg7 7.0-0 0-0 (-->1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.0-0 Nbd7).

5.Nf3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

5.Nf3 Bg7 6.d3 0-0 7.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.d3).

5.Nf3 Bg7 6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5).

5.Nf3 Bg7 6.d4 0-0 7.Nc3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5 6.Nc3 0-0 7.d4).

5.Nf3 Bg7 6.d4 Nbd7 7.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7).

5.Nf3 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5).

5.Nf3 Bg7 6.Be2 0-0 7.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2).

3.c4 g6

4.Nc3 Bg7 5.e3 Nf6 6.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5 6.Nc3).

4.e3 Nf6 5.Nf3 Bg7 6.d4 ed4 7.ed4 0-0 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 ed4 8.ed4).

4.e3 Bg7 5.Nf3 Nf6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

4.e3 Bg7 5.Nf3 Nf6 6.d3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d3 e5).

4.e3 Bg7 5.Nf3 Nf6 6.d4 ed4 7.Nd4 0-0 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 ed4 8.Nd4).

4.Nf3 Nf6 5.e3 Bg7 6.d3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d3 e5).


3.e3 (--> 1.b4 e5 2.Bb2 d6 3.e3).

3.e3 a6 4.c4 Be7 (--> 1.b4 e5 2.Bb2 d6 3.e3 Be7 4.c4 a6).

3.e3 a6 4.c4 Bf5 5.Nf3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Bf5 5.Nf3 a6).

3.e3 c6 4.c4 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 c6).

3.e3 Be7 4.a3 Nf6 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7).

3.e3 Bf5 4.Nf3 Nf6 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Bf5 5.Nf3).

3.e3 g6 4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 g6 4.e3).

3.e3 a5

4.b5 (--> 1.b4 a5 2.b5 e5 3.Bb2 d6 4.e3).

4.b5 Nf6 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 e5).

3.e3 b6

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 b6 4.e3).

4.Nf3 Bb7 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 d6 4.Nf3 e5).

3.e3 Nd7

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nd7 4.e3).

4.Be2 Ngf6 5.Nf3 Be7 6.c4 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Nbd7).

3.e3 Be6

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Be6 4.e3).

4.c4 Nd7 5.Nf3 Ngf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be6 5.Nf3 Nbd7).

4.c4 f5 5.Nf3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be6).

3.e3 f5

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3).

4.c4 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6).

4.c4 Nf6 5.Nf3 Be6 6.Be2 Be7 7.0-0 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be7 6.Be2 0-0 7.0-0 Be6).

4.c4 Nf6 5.Nf3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be7).

4.d4 (--> 1.b4 e5 2.Bb2 d6 3.e3 f5 4.d4).

4.Nf3 Nf6 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3).

4.Nf3 Nf6 5.Be2 Be7 6.0-0 0-0 7.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be7 6.Be2 0-0 7.0-0).

4.Nf3 g6 5.c4 Bg7 6.d4 e4 7.Nfd2 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 g6 6.d4 e4 7.Nfd2 Bg7).

3.e3 Nf6

4.a3 Bf5 5.c4 Be7 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4 Bf5).

4.c4 a5 5.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 e5 5.c4).

4.c4 Nbd7 5.Nf3 Be7 6.Nc3 0-0 7.Be2 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Nbd7 7.Nc3).

4.c4 Nbd7 5.Nf3 g6 6.Be2 Bg7 7.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.0-0 Nbd7).

4.c4 Be6 5.a3 Be7 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4 Be6).

4.c4 Be7 5.Be2 0-0 6.Nf3 b6 7.0-0 Bb7 8.d4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 b6 7.0-0 Bb7 8.d4).

4.c4 Be7 5.Nf3 h6 6.Be2 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 h6).

4.Be2 g6 5.c4 Bg7 6.Nf3 0-0 (-->1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5).

4.Nf3 Be7 5.c4 b6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 b6).

4.Nf3 g6 5.c4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

4.Nf3 g6 5.c4 Bg7 6.Be2 0-0 7.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2).

4.Nf3 g6 5.Be2 Bg7 6.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.0-0 e5).

4.Nf3 g6 5.Be2 Bg7 6.d4 Nbd7 7.c4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7).

4.c4 g6

5.d4 ed4 6.ed4 Bg7 7.Nf3 0-0 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 ed4 8.ed4).

5.Nf3 Bg7 6.d4 ed4 7.Nd4 0-0 8.Nc3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5 6.Nc3 0-0 7.d4 ed4 8.Nd4).

5.Nf3 Bg7 6.d4 ed4 7.Nd4 0-0 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 ed4 8.Nd4).

5.Nf3 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5).

5.Nf3 Bg7 6.Be2 0-0 7.0-0 Nbd7 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0).

5.Nf3 Bg7 6.Be2 0-0 7.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2).

5.Nf3 Bg7 6.Be2 e4 7.Nd4 0-0 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.0-0 e4 8.Nd4).

3.e3 g6

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 g6 4.e3).

4.Nf3 Bg7 5.Be2 Ne7 6.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 g6 4.e3 Bg7 5.Nf3 Ne7 6.Be2).

2.Bb2 e6

(--> 1.b4 e6 2.Bb2 d6).

3.a3 f6 (--> 1.b4 e6 2.Bb2 f6 3.a3 d6).

3.a3 Nf6 (--> 1.b4 e6 2.Bb2 Nf6 3.a3 d6).

3.b5 Nf6 (--> 1.b4 e6 2.Bb2 Nf6 3.b5 d6).

3.e3 b6 4.b5 Bb7 5.Nf3 Nf6 (--> 1.b4 e6 2.Bb2 Nf6 3.b5 b6 4.e3 Bb7 5.Nf3 d6).

3.e3 b6 4.Nf3 Bb7 (--> 1.b4 b6 2.Bb2 Bb7 3.e3 e6 4.Nf3 d6).

2.Bb2 Be6

3.a3 Bf5 4.Nf3 =.

3.b5 Nd7 4.e3 Ngf6 5.d4 g6 6.c4 d5 7.c5 c6 8.a4 Bg7 9.Nf3 0-0 10.Nc3 a6 11.b6 Bg4 12.Be2 Bf3 13.Bf3 e5 14.0-0 e4 15.Be2 Qe7 16.Na2 h6 17.a5 Nh7 18.Nb4 f5 19.g3 Qg5 20.Ba6 ba6 21.Nc6 Rac8 22.Nb4 Nb8 23.Rc1 Nf6 24.c6 Ng4 25.c7 Qh5 26.h4 1–0. popovicigelu – kkkris, kurnik, 2012.

3.e3 a6 4.c4 c5 5.b5 a5 6.a4 b6 7.Nf3 Bg4 8.Be2 Nd7 9.h3 Bf3 10.Bf3 Rb8 11.0-0 e5 12.d4 cd4 13.ed4 Qh4 14.de5 de5 15.Re1 Rd8 16.Bc6 Qc4 17.Be5 Be7 18.Bg7 Nh6 19.Bh8 f6 20.Qe2 Qe2 21.Re2 Nf7 22.Bf6 Kf8 23.Be7 Kg8 24.Bd8 Nd8 25.Bd7 Nf7 26.Nc3 1–0. ourang – paljan, kurnik, 2012.

3.e3 c6 4.c4 a5 5.b5 cb5 6.cb5 b6 7.Nf3 Bd7 8.a4 Nf6 9.Bc4 e6 10.d3 d5 11.Bb3 Bd6 12.Nbd2 Qe7 13.0-0 Bb4 14.e4 de4 15.de4 0-0 16.Qe2 Rd8 17.Rac1 Ba3? (17...Bc8 18.Bd4 Nbd7 19.Nc4+/–) 18.Nc4 (better is 18.Ba3!? Qa3 19.Qe3+-) 18...Bb2+/– 19.Qb2 Ne4 20.Rfd1 Nc5 21.Nce5 (21.Nb6 Ra7 22.Qa3+-) 21...Be8 22.Rd8 Qd8 23.Nd4 Nb3 24.Nb3= Qd5 25.Qc3 Nd7 26.Nc6 Nf6?? 27.Ne7+- Kf8 28.Nd5 ed5 29.Nd4 Bd7 30.Nc6 Rc8 31.Qa3 Ke8 32.Qe7# 1–0. carocan (1615) – hasa06, kurnik, 2011.

3.e3 Bd7 4.Qf3 g5?? (better is 4...Bc6 5.e4 a6=) 5.Bh8+- f6 (5...c6 6.Ne2+-) 6.Qb7 (6.Qh5) 6...Na6 (6...Nc6 7.b5 Ne5+-) 7.Qa6 (better is 7.Ba6 Nh6 8.Nc3 Qb8+-) 7...Ba4 (7...Nh6 8.Qd3 f5+-) 8.Qa4 Qd7 9.Bb5 c6 10.Bc6 Qc6 11.Qc6 Kf7 12.Qa8 Bg7 13.Bg7 Kg7 14.Qa7 Nh6 15.Qe7 Kg6 16.b5 Kh5 17.b6 Nf5 18.Qf6 Nh4+- 19.Kf1 Ng6 20.Nh3 Nf4 21.Qg5# 1–0. Anden – bob, Live Game Caissa's Web, 2004.

3.e3 Nf6 4.Be2 g6 5.Nf3 Bg7 6.0-0 Nbd7 7.b5 c6 8.a4 Qb6 9.c4 0-0 10.d4 cb5 11.ab5 a6 12.Nc3 ab5 13.Nb5 Ra1 14.Qa1 Qc6 15.d5 Qb6 16.de6 fe6 17.Qa7 Qa7 18.Na7 Nc5 19.Nb5 Nfe4 20.Bg7 Kg7 21.Nfd4 Rc8 22.Bf3 Nd2 23.Rd1 Nc4 24.Bg4 Rb8 25.Ne6 Kh8 26.Nc5 dc5 27.h3 Nd6 28.Nd6 ed6 29.Rd6 b5 30.Rd5 c4 31.Bd1 b4 32.Rc5 c3 33.Bb3 Kg7 34.Kf1 Kf6 35.Ke2 Ke7 36.Kd3 Kd6 37.Rd5 Kc6 38.Rd4 Kc5 39.Rc4 Kd5 40.Rc8 1–0. blaugrana18 – lucasl1, kurnik, 2012.

3.e4 Nd7 4.b5 f6 5.d4 Nh6 6.d5 Bf7 7.Nf3 g6 8.a4 Bg7 9.Bc4 0-0 10.Bc1 b6 11.c3 Ne5 12.Ne5 de5 13.Be3 g5 14.Qd2 Qd6 15.h4 Ng4 16.hg5 Ne3 17.Qe3 fg5 18.Qg5 Qg6 19.Qe7 Qe4 20.Be2 Bg6 21.Qh4 Qh4 22.Rh4 Rf7 23.Nd2 Raf8 24.f3 e4 25.Ne4 Be4 26.Re4 h6 27.Rc4 Kh8 28.0-0-0 Re7 29.Bd3 Rd8 30.Be4 Rd6 31.f4 Rf6 32.g3 Rd6 33.f5 Rf7 34.g4 Rff6 0–1. arti000 – corsarull, kurnik, 2012.

3.Nf3 Nc6 4.b5 Na5 5.d3 Qd7 6.a4 Nf6 7.Nd4 c6 8.Ne6 Qe6 9.bc6 bc6 10.Bf6 Qf6 11.Nd2 e5 12.Ne4 Qe6 13.e3 Be7 14.Be2 Rb8 15.0-0 0-0 16.Rb1 d5 17.Ng3 h6 18.Bg4 Qd6 19.Nf5 Qa3 20.Ra1 Qb4 21.c3 Qc5 22.d4 ed4 23.cd4 Qb4 24.Qf3 Bg5 25.h4 Bd8 26.g3 Rb7 27.Bh3 Nc4 28.Qg4 f6 29.Qg7 Rg7 30.Nh6 Kh7 31.Nf5 Rg6 32.h5 Rg5 33.g4 Nd2 0–1. jackw171 – doruxxl, kurnik, 2012.

3.Nf3 Nf6 4.g3 Nfd7 5.Bg2 c6 6.0-0 f6 7.e3 b5? (7...Bf7 8.d4=) 8.d3 (8.Nd4 Bf7 9.Nc6 Nc6 10.Bc6 Rb8+-) 8...a5 (8...Bf7 9.a4 ba4 10.c4+=) 9.a3 (9.Nd4 Bf7 10.Nc6 Nc6 11.Bc6 Rc8 12.Bb5 ab4+/–) 9...ab4 (9...Bf7 10.Nd4 d5 11.f4=) 10.ab4 (better is 10.Nd4!? Bf7 11.Nc6 Nc6 12.Bc6+/–) 10...Ra1+= 11.Ba1 Qb6 12.Nbd2 Na6 13.c3 c5 14.bc5 Ndc5 15.Qc2 g6 16.Nd4 Bd7 17.Bb2 b4 18.Rb1 Ba4 19.Qc1 b3 20.Qd1 Nd3 21.Ba1 e5 22.Ne6 Nac5+= 23.Nf8? b2–+ 24.Bb2?? Bd1 25.Ng6 hg6 26.Ba3 Qb1! 27.Nb1 Ba4 28.c4 Ne6 29.Nc3 Bd7 30.Nd5 0-0 31.Ne7? Kg7–+ 32.Bd5 Ndc5 33.Bg2 Rb8 34.h3 Rb1 35.Kh2 Nd3 36.Nd5 Nf2 37.Bd6 Rb2 38.e4 Ne4 39.Kg1 Rb1 40.Kh2 N6g5 41.h4 Ne6 42.Be4 f5?? 43.Bg2 e4 44.Ne3 Ba4 45.Bf4? Rb2 46.Nd5 Bd1 47.Be5+- Kf7 48.Bb2 g5 49.hg5 Ng5 50.Ba3 Nf3 51.Bf3 ef3 52.Kg1 Kg6 53.Kf2 Kg5 54.c5 Kg4 55.c6 Bb3 56.c7 Bd5 57.c8Q Bf7 58.Qc7 Bg6 59.Qg7 Kg5 60.Be7 Kh5 61.Qh8 Kg4 62.Qh4# 1–0. kannisogoet – chesster, kurnik, 2012.

3.Nf3 g6?? 4.Bh8+- Nf6 5.Bf6 ef6 6.c3 Bg7 7.e3 Nc6 8.Be2 Ne5 9.Nd4 c5 (9...Bd5 10.0-0 c5 11.Nf3+-) 10.bc5 dc5 11.Ne6 fe6 12.0-0 a6 13.a4 b6 14.Na3 Nd3 15.Nc4 f5 16.Bd3 (16.f4!? e5+-) 16...Qd3 17.Nb6 Rd8 18.Qb3 Kf7 19.Nc4 Bf6 (19...Rd7 20.Qa2+-) 20.Qb7 Rd7 21.Qb3 h5?? 22.Rfd1 h4 23.h3 g5 24.Na5 g4 25.hg4 fg4 26.Rab1 h3 27.g3 Qe4–+ 28.Kf1 h2 29.d3 Qf3 30.Ke1 h1Q 31.Kd2 Qf2 (31...Qf2 32.Kc1 Rd3 33.Qe6 Ke6 34.Rb6 Ke7 35.Nc6 Qc6 36.Rd3 Qh1 37.Rd1 Qe3 38.Kb2 Qc3 39.Ka2 Qh2 40.Rd2 Qcd2 41.Kb3 Qd3) 0–1. tadziczek – zaba78, kurnik, 2012.

3.a3 Nc6

4.c4 Bc4!? 5.Qc2 d5 +=.

4.c4 Nf6 5.e3= a6 6.Nf3 Bg4 7.Be2 (7.Bf6 ef6 8.d4 Be7+=) 7...e5= 8.d3 Be7 9.Nbd2 0-0 10.h3 Bh5 11.0-0 Bg6 (11...Qd7 12.Ne5 Ne5 13.Bh5 Nd3 14.Bd4=) 12.Nh4+= h6 (12...Qd7 13.Ng6 fg6 14.Bf3+=) 13.Ng6 fg6 14.Nf3 (14.Qc2 Qe8+/–) 14...b5 (14...Qd7!?+=) 15.cb5 ab5 16.d4 ed4 (16...e4 17.Ne1+= (17.Bb5?! Na7 18.Bc4 d5=)) 17.Nd4 (17.Qc2 Na7 18.Nd4+- (18.ed4?! Nd5+/–; 18.Qg6?! de3 19.Nd4 Qe8 20.Qe8 Ne8+=)) 17...Nd4+= 18.Bd4 Nd5? (better is 18...c5 19.Bf6 Bf6 20.Qd5 Kh8+/–) 19.Bb5+- Bf6? (19...Nb6+-) 20.Bc4 (20.Qb3 Kh7 21.Qd5 Bd4 22.Qd4 Qe7+-) 20...Kh8 (20...c6 21.e4+-) 21.Bd5 Bd4 22.Ba8 Ba1 23.Qa1 Qa8 24.Rc1 Qb7 25.Rc3 c5 26.bc5 dc5 27.Qc1 Qf7 28.f3 c4 29.Rc4 Qb7 30.e4 Qb6 31.Kh1 Rd8 32.Rc8 Qe6 33.Rd8 Kh7 (33...Kh7 34.Qc8 Qc8 35.Rc8 g5+-). Fournier,Frederic – AntonioCrespo (1790), Active, 2007.

4.e3 f6 5.d4+= d5 6.Nf3 Bg4 7.Be2 e5 (7...e6!?+=) 8.de5+/– Bf3 (better is 8...fe5!? 9.Ne5 Be2 10.Qe2 Ne5 11.Be5 Qe7+/–) 9.Bf3+- (9.gf3?! Ne5 10.f4 Ng6+=) 9...fe5 10.Qd5 Qd5 11.Bd5 Nge7 12.0-0?? (better is 12.Be4+-) 12...Nd5–/+ 13.c4 Nde7 14.Nc3 0-0-0 15.Rad1 g6 16.Nd5 Rg8 17.b5 Nd5 18.bc6–/+ Nb6?? 19.Rd8 Kd8 20.cb7 Nd7 21.Rd1 Bd6 22.c5 Nc5?? 23.b8Q+- (23.b8Q Ke7 24.Qg8+-) 1–0. Fournier,Frederic (1745) – jasp4444, Active, 2007.

4.e3 Nf6 5.Nf3 =.

4.Nf3 Nf6 =.

3.Nf3 f6

4.g3 c6 5.Bg2 Nd7 6.0-0 Ne5 7.d3 Nf3 8.ef3 Bf7 9.Nd2 e5 10.a3 Ne7 11.c4 Ng6 12.Ne4 Be7 13.Qc2 f5 14.Nd2 Qd7 15.Rfe1 Bf6 16.Nb3 0-0-0 17.d4 ed4 18.Nd4 Ne5 19.Nf5 Qf5?? (better is 19...Bg6 20.g4 Bf5 21.gf5 Qf7+=) 20.Qf5+- Kc7 21.Qc2 b6 22.f4 Ng6 23.c5 d5 24.cb6 ab6 25.a4 Rd6 26.b5 c5 Black intends d4 27.a5 Rb8 28.a6 Ra8 29.Rad1 d4 30.Qf5 Rad8 31.a7 Bc4 32.a8Q Ra8 33.Ba8 Bb5 34.Qe6! Bd7 35.Qf7 b5 36.Ra1 Kb8 37.Qg8 Kc7 38.Qh7 Ne7+- 39.Ra7 Kb6 40.Rb7 Ka6 41.Ra1# 1–0. linakip – rwand, kurnik, 2011.

4.g3 Nc6 5.a3 a5 6.b5 Nb8 7.a4 c5 8.Bg2 Ra7 9.0-0 b6 10.d3 c4 11.Nbd2 cd3 12.cd3 Nh6 13.Nd4 Bd7 14.Rc1 e5 15.Nc6 Bc6 16.bc6 (worse is 16.Bc6 Nc6 17.bc6 d5+/–; 16.Rc6?! Nc6 17.Bc6 Ke7+=) 16...Qc7 17.Qb3 Ke7 18.Ne4 Ra6 19.Nc3 Nf5 (19...Qc8 20.c7! Nd7+-) 20.Nd5 Kd8 21.Nc7 Kc7 22.Bh3 Ne7 23.Qe6 Rg8 24.d4 ed4 25.Bd4 g5 26.e4 Rg6 27.Qf7 Nbc6 28.Qf8 Kb7 29.Be3 Nc8 30.Qf7 N6e7 31.Qh7 Ra8 32.Bf5 Na7 33.Bg6 Ka6 34.Qe7 b5 35.Qd6 Nc6 36.ab5 Kb5 37.Qc6 Kb4 38.Rc4 Kb3 39.Qa4 Kb2 40.Rc2# (40.Bd4) 1–0. linakip – blitzkrieg75, kurnik, 2011.

2.Bb2 Bf5

3.c4 c5 4.b5 b6 (4...a6 5.ba6 Na6 6.d3=) 5.e3 e5?? (5...Nd7 6.d3=) 6.Be2?? (6.Qf3!? Bb1 7.Qa8 Bf5+-) 6...g5? (better 6...Nd7=) 7.Bf3+- e4?? (better 7...Nd7 8.Ba8 Qa8+-) 8.Bh8 f6 (8...ef3 9.Qf3 (9.Nf3?! g4+-) 9...Bb1 10.Qa8+- (worse 10.Rb1 Nd7+-)) 9.Bh5 Kd7 10.Bg4 Ne7 (10...Be6 11.Be6 Ke6 12.d3+-) 11.Bf6 (11.Bf5 Nf5 12.Qg4 Kc7 13.Qf5 Nd7 14.Qe4 d5 15.Qd5 Be7+-) 11...Kc7 (11...Ke6 12.Bg5 Qd7 13.Bf5 Nf5 14.Qg4+-) 12.Bf5 Nd7 (12...Bg7 13.Bg5 h6 14.Be7 Qe7 15.d4 cd4 16.ed4+-) 13.Bg5 Qe8 14.Be4 Rc8 15.Be7 (15.Qa4 Kb8+-) 15...Qe7 16.Bc6 (16.Nc3!? Kb8+-) 16...Ne5 17.Nc3 Nd3 18.Ke2 Nf4 19.Kf1 Nd3 20.Nd5 Kd8 21.Ne7 Be7 22.Qg4 (better 22.Qh5!? Rc6 23.bc6 Ne5+-) 22...Ne5 23.Qg8 Kc7 24.Qh7 Nc6 25.bc6 Kc6 26.Qe7 Rc7 27.Qe4 Kd7 28.a4 a6 29.h4 1-0. rcm06 (2170) – bkyk,, 2021.

3.c4 Nc6 4.a3 e5 5.e3 Nf6 6.Nf3 h6 7.Nc3 a6 (7...e4 8.b5 Ne5 9.Nd4=) 8.d3 b5? (8...a5 9.b5 Nb8 10.Be2+=) 9.Be2 (better is 9.cb5!? ab5 10.d4+/–) 9...bc4+= 10.dc4 Be7 11.0-0 0-0 12.Bd3 Be6 13.Qe2 Re8 14.Rfc1 Bf8 (14...Qd7 15.Ne4+=) 15.Ne4 White plans c5 15...Ne4 (better is 15...Bf5!? 16.Qc2 g6+=) 16.Be4+- f5?? (better is 16...Qd7 17.b5 Na5 18.Ba8 Ra8+-) 17.Bc6 Re7 (17...Rb8 18.Be8 Qe8 19.Rab1+-) 18.Ba8 Qa8 19.c5 dc5 20.Rc5 Rf7 21.Rcc1 Bd6 22.Ne5 Be5 23.Be5 c6 24.Rc3 Bd5 25.Rac1 c5 26.Rc5 Bg2 27.Rc8 (27.Rc8 Kh7 28.Ra8 Ba8 29.Qa6+-) 1–0. Fournier,Frederic (1870) – fvila12, Active, 2007.

3.d3 d5 4.Nf3 e6 5.a3 Nd7 6.e3 Ngf6 7.Be2 c5 8.bc5 Bc5 9.Nbd2 Rc8 (9...Bg4 10.h3 Bh5 11.0-0=) 10.0-0 (10.Nh4 Bg6=) 10...Bd6 (10...Qc7 11.Nb3=) 11.e4 (11.Nd4 Bg6=) 11...de4 12.de4 Be4 (12...Bg6 13.Bd4 Bc5 14.Bc5 Rc5 15.Bd3=) 13.Ne4 Ne4 14.Bg7 Rg8 15.Bb2 Qc7 16.Bd3 Ndc5 17.Kh1 (17.Re1 Nc3 18.Bc3 Nd3 19.Qd3 Bh2 20.Nh2 Qc3 21.Qh7 Rg6+-) 17...a6 18.Qe2 (18.Qe1 Nd3 19.cd3 Nc5=) 18...Nd3=+ 19.cd3 Nc3 20.Qe3 (20.Qe1 Na4 21.Rc1 Qd8=) 20...Bf4 21.Qd4 Nd5 22.Qe4 (22.g3 Bd6=) 22...h6 23.g3 Qc2 (23...Bg5 24.Ng5 hg5 25.Rac1=) 24.Rab1 Bc7 25.Rfc1 Qb3 (25...Qf2 26.Bd4 Qa2 27.Rb7 Rg6+-) 26.Be5 (26.Qh7 Ne7 27.Be5 Qd5+/–) 26...Qa3 27.Bc7 (better is 27.Qh7 Rg6 28.Bc7 Rc7 29.Rc7 Nc7 30.Ne5+/–) 27...b5? (27...Nc7 28.Qf4 Qa5 29.Rb7 e5+-) 28.Bf4 Rc1 29.Rc1 Rh8 (29...Rg4 30.Qh7 A) 30...Nf4 31.Qh8 Qf8 32.Rc8 Ke7 33.Qf8 (33.gf4?! Qh8 34.Rh8 Rf4+=) 33...Kf6 34.Qh8 Kg6 35.Rg8 Kh5 36.Rg4 Kg4 37.Ne5 Kf5 38.g4 Kg5 39.h4 Kh4 40.Qh6 Nh5 41.Qh5#; B) 30...Ke7+-) 30.Qd4 Rf8 31.Qa7 Nc3 32.Rc3! (32...Qa1 33.Rc1 Qc1 34.Bc1 f6 35.Ba3 Rf7 36.Qa8 Kd7 37.Nd4 Kc7 38.Qc6 Kb8 39.Bd6 Ka7 40.Qc8 Kb6 41.Qd8 Rc7 42.Qc7) 1–0. Pleschke,Helmut (1780) – Dehaybe,Andre (1700), IECG, 2002.

3.d3 e5 (--> 1.b4 e5 2.Bb2 d6 3.d3 Bf5).

3.e3= b6?? 4.Qf3+- (4...d5 5.Qf5+-) 1–0. Wall,Bill – GFX, Internet, 2002.

3.e3 e5 (--> 1.b4 e5 2.Bb2 d6 3.e3 Bf5).

3.e3 Nf6 4.Nf3 e5 (--> 1.b4 e5 2.Bb2 d6 3.e3 Bf5 4.Nf3 Nf6).

3.Nf3 Nd7 4.e3 Ngf6 5.d4 g6 6.c4 Bg7 7.Bd3 Ne4? (7...Bd3 8.Qd3 c5 9.bc5 dc5 10.0-0=) 8.0-0 Ndf6 9.Ne1 0-0 10.f3 Ng5 11.e4 (better is 11.h4!? Bd3 12.Nd3+- (12.Qd3?! Ne6+=)) 11...Bd7+= 12.Nc2 e5 13.d5 a5 (better is 13...h6!?=) 14.h4+/– (14.h4 Nh3 15.gh3+/–) 1–0. Siluk,Zygmunt (2030) – Kulik,Roman (1940), Polfinal Mistrzostw Polski Niewidomych, 2008.

3.Nf3 Nf6 4.e3 e5 (--> 1.b4 e5 2.Bb2 d6 3.e3 Bf5 4.Nf3 Nf6).

3.Nf3 h6 4.g3 Nd7 5.Bg2 e6 (5...e5 6.0-0=) 6.Nd4+= Bh7? (better 6...Qf6+=) 7.Bb7+- Rb8 (7...Ne7 8.Ba8 Qa8 9.Nf3+-) 8.Nc6 Qg5 9.Nb8 Nb8 (9...Qb5 10.Nd7 Qb7 11.f3 Kd7 12.a3+-) 10.Bg2 (10.c4 a6+-) 10...Qd8 (10...Nd7 11.c4 c5 12.a3+-) 11.c4 Qd7 12.Nc3 Nf6 13.0-0 Be7 14.a4 White intends b5 (14.d3 0-0+-) 14...0-0 15.d4 (15.b5 d5 16.cd5 ed5+-) 15...c6 (15...Nc6 16.Ba3+-) 16.b5 d5 17.cd5 (17.c5 Qc7+-) 17...cd5 18.Rc1 (18.Ba3 Ba3 19.Ra3 Qd6+-) 18...Rd8 (18...Rc8+-) 19.Ba3?? (19.Qb3 Rc8+-) 19...Re8?? (better 19...Ba3 20.Qd2 Bc1 21.Rc1 Rc8–+) 20.Qb3 (20.Be7 Qe7 21.f3 e5+-) 20...Qb7 21.e3 Nbd7 22.Bb4 Nb6 23.a5 Nc4 24.Qc4! (24.Qc4 dc4 25.Bb7 Bb4 26.Bc6+-) 1–0. Cottarelli,Franco (1995) – Cioffi,Luigi, Open A Arco, 2005.

3.f4 e6 (3...Nc6 4.a3+=) 4.Nf3= Nf6 5.e3 Be7 6.Be2 h6 7.a3 Nbd7 8.c4 0-0 9.0-0 Re8 (9...c5 10.Nc3=) 10.d3 (10.Nc3 Bh7=) 10...d5 11.Nbd2 (11.cd5 Nd5 12.Qd2 N5f6=) 11...c6 (11...Ng4 12.Bd4 c5 13.h3 cd4 14.hg4 de3 15.gf5 ed2 16.fe6 Qb6 17.Rf2 Qe6 18.Qd2+=) 12.Rc1 (better is 12.Nd4!?=) 12...Ng4–/+ 13.Bd4 c5 14.h3 cd4 15.hg4 de3 16.gf5 ed2 17.Qd2 ef5 18.c5 (18.d4 Nf6–/+) 18...Bf6 (18...a5!?–/+) 19.d4+= Re4 (19...Rc8 20.Ne5 Nf8 21.Rc3+=) 20.Bb5 (20.Ne5 g5 (worse is 20...Be5 21.de5 Nf8 22.Bf3+/–) 21.g3 A) worse is 21...Ne5 22.fe5 Be5 23.de5 Re5 24.Bd3+-; B) 21...Be5 22.fe5 (22.de5?! gf4 23.gf4 Qh4=) 22...f4 23.Bf3+/–; C) 21...gf4 22.gf4 C1) worse is 22...Ne5 23.de5 (23.fe5?? Bg5 24.Qe1 Be3 25.Kg2 Qg5 26.Qg3 Bc1–+) 23...Bg7 24.Bf3+/–; C2) 22...Be5 23.de5 Qh4=) 20...Qc7 (20...Nf8 21.c6 bc6 22.Bc6–+) 21.Rce1 (21.c6 Nb8 22.cb7 Qb7+=) 21...Rae8 (better is 21...Nf8!? 22.Ne5 Ne6 23.Re4 fe4–/+) 22.Ne5= Re1 (22...Be5 23.fe5 Re1 24.Re1+=) 23.Re1+= Be5 24.de5 (24.fe5 Re7+=) 24...a6 (24...Rd8 25.Qd3 a6 26.Ba4=) 25.Ba4+= b5 (25...Rd8!? 26.Bc2 g6+=) 26.Bb3+/– Nc5 27.bc5 Qc5 28.Kh1 (28.Kf1 d4+/– (28...Qa3? 29.Bd5 Rf8 30.Qc2+-)) 28...Qa3 (28...d4 29.Rd1 Qa3 30.Qd3+=) 29.Qd5 Qe7 30.Rf1 Rd8 31.Qc6 Qh4 32.Kg1 Qg3 33.Qc7 Qe3? (better is 33...Rf8 34.Qc2 g6+=) 34.Kh2+- Rf8 35.Rf3 Qe1?? (35...Qd4+-) 36.Rg3 Qb4 (36...Qe2 37.e6 Qh5 38.Kg1+-) 37.e6 g5 (37...Qd4 38.ef7 Kh7+-) 38.ef7 (38.fg5 Qh4 39.Rh3 Qg5 40.e7 Re8 41.Rg3 Kg7 42.Qd7 Kh7 43.Rg5 hg5 44.Qe8 g4 45.Qf7 Kh6 46.Qf6 Kh7 47.Bg8 Kg8 48.e8Q Kh7 49.Qef7) 38...Kg7 (38...Kh7 39.fg5 Qh4 40.Rh3 Qg5+-) 39.Qe5 Kg6 40.Qe6 Kg7 41.Qf5 Qd6 42.fg5 Rh8 (42...h5 43.Be6 Qd4 44.Rd3 Qh4 45.Rh3 Qd4 46.Rh5 Qd6 47.g3 Qd2 48.Kh3 Qh2 49.Kh2 Ra8 50.f8Q Rf8 51.Rh7) 43.gh6 Kf8 44.Qc8 Ke7 45.Qh8 1–0. Tagirov,Kajum K (1920) – Alibaev,Rinat, Memorial Siamidi, 2008.

3.c4 Nd7

4.a4 e5 5.Nc3 Qh4 6.d3 Ne7 7.e4 Be6 8.Nb5 Rb8? (8...Kd8!?=) 9.Na7 (better is 9.Nc7!? Kd8 10.Ne6 fe6 11.Nf3+-) 9...Ra8 10.Nb5 Kd8 11.g3 Qh6 12.Bc1 g5 (12...Qg6 13.Be3+/–) 13.a5 (13.h4!? Qg6 14.Bg5 h6+-) 13...Nc6 14.Bd2 Nd4? (better is 14...Qg6!?+/–) 15.Nd4+- ed4 16.Nf3 Be7 17.Nd4 Bf6 18.Ne6 fe6 19.Ra3 e5 20.Bg2 Rf8 21.Be3 Be7 22.d4 c6 23.de5 (better is 23.h4!? Qe6 24.d5 cd5+-) 23...Ne5 24.c5 Kc7 (24...Nc4 25.Rc3 Ne3 26.Re3+-) 25.cd6 (25.h4!? dc5 26.hg5 Qg7 27.bc5 Nc4+-) 25...Bd6 26.Qd4 Rad8 27.Qb6 Kc8 28.a6 Qg7 (28...ba6 29.h4 Qe6 30.hg5 Qc4 31.Qa6 Qa6 32.Ra6 Rf7+-) 29.a7 Nd3 (29...Kd7 30.Qb7 Bc7 31.0-0+-) 30.Rd3 Qa1 31.Ke2 Qb2 32.Bd2 Qa2 33.Bh3 Rd7 34.Bd7 Kd7 35.Qb7 Ke6 36.Qc6 Rd8 37.e5! Ke5 38.Qb6 Qg8 39.Qe3 Kf6 40.Qf3 Kg6 41.a8Q! Qe6 42.Qe3 Qg8 43.Rd6! (43...Kg7 44.Qg5 Kh8 45.Bc3 Qg7 46.Qg7) 1–0. Satka,Martin – Heinze,Johannes, 8sen.LSEM Brandenburg, 2000.

4.Nc3 Ngf6 5.Nf3 e6 (5...e5 6.a3=+) 6.Nh4 Bg4 7.h3 Bf5 (7...Bh5!?=) 8.Nf5+/– ef5 9.e3 g6 (9...Ne4 10.Qf3 Qf6 11.d4 (11.Ne4 Qb2 12.Rd1 fe4 13.Qe4 Kd8–/+) 11...Nc3 12.Bc3+/–) 10.d4 Bg7 11.g4 fg4 12.hg4 c6 13.d5 Ne5 14.g5 Nh5 15.f4 (15.a3 Rc8 16.dc6 Rc6+=) 15...Ng3+= 16.Rh3 Nf1 17.fe5 Ne3? (17...Be5 18.Kf1 Qg5 19.dc6 bc6 20.Qf3+/–) 18.Qe2 (18.Re3 Qg5 19.Qf3 Qh4 20.Kd1 de5 21.Ne4=) 18...Nf5+/– 19.ed6 Kd7 20.dc6 bc6 21.Ne4 Bb2 22.Nc5 Kc8 23.d7 (23.Qb2?! Re8 24.Kf2 Qd6=+ (24...Nd6 25.Qd2 f6 26.Rd3+-)) 23...Kb8?? (23...Kc7 24.Qh2 Nd6 25.Qb2 Qe7 26.Qe2 Qg5=) 24.Qh2+- (24...Be5 25.Qe5 Nd6 26.Qd6 Qc7 27.Na6 Kb7 28.Qc7 Ka6 29.Qc6#; 24.Qb2?! Nd6+/–) 1–0. Reuter,Alfred – Neet,Jon, corr WCCF, 2000.

3.e3 Nc6

4.b5 Nb4 5.d3 c6 6.a3 (6.c3 Na2 7.bc6 bc6 8.Ra2 e5+-) 6...Nd5 (better 6...Bg4!? 7.f3 Nd5 8.fg4 Ne3+-) 7.e4 cb5 8.ef5 Qa5 9.Qd2 b4 (9...Qd2 10.Nd2 Nh6 11.c4+-) 10.ab4 Qb5 (10...Qb4 11.c4 Qd2 12.Nd2 Nb4+-) 11.c4 (11.c4 Qb4 12.cd5 Qd2 13.Kd2+-) 1-0. RichardSommer (2035) - Teo13 (1950),, 2020.

4.b5 Nb4 5.d3 Nd5? 6.e4+- Be4 (6...Qd7 7.ef5 Qb5 8.Bc1+-) 7.de4 Nb6 8.a4 a6 9.a5 Nc8 (9...Nd7 10.ba6 ba6 11.Bc4+-) 10.ba6 ba6 11.Nd2 (11.Qd5!? Rb8 12.Bc3 Na7 13.Ba6 e6+-) 11...e6 12.Ngf3 Be7 (12...Nf6 13.Bd3+-) 13.c4 (better is 13.Bg7 Bf6 14.Bh8 Bh8+-) 13...Nf6 14.Be2 (14.Qa4 Qd7+-) 14...0-0 15.0-0 d5 16.cd5 ed5 17.ed5 Nd5 18.Ne5 Bd6 19.Bf3 Nce7 20.Bd5 Nd5 21.Ndc4 Nf4 22.Nd6 cd6 23.Nf3 d5 24.Re1 Rb8 25.Be5 Ng6 26.Bb8 Qb8 27.Qd5 Nf4 28.Qe5 Qe5 29.Re5 Nd3 30.Rd5 Nb4 31.Rd6 h5 32.Rad1 Ra8 33.Rd8 Rd8 34.Rd8 Kh7 35.Rb8 Nc6 36.Rb6 Na5 37.Ra6 Nc4 38.h4 Nd2 39.Nd2 g6 40.f3 f5 41.g4! hg4 42.fg4 fg4 43.Kg2 Kh6 44.Kg3 Kh5 45.Ne4 g5 46.Nf6 Kg6+- 47.h5 Kh6 48.Kg4 Kg7 49.Kg5 Kh8 50.Ng4 Kh7 51.Nf2 Kh8 52.Nh1 Kh7 53.Rb6 Kh8 54.Rb7 Kg8 55.Kg6 Kf8 56.h6 Ke8 57.h7 Kd8 58.h8R# (58.h8Q) 1–0. bluepiramid2 (1700) – wojciechmm, kurnik, 2012.

4.b5 Nb4 5.d3 Qd7 6.e4 Bg4 7.f3 Qb5 8.Nc3 Nd3 9.Qd3 Qb2 10.Rb1+/-.

4.b5 Nb4 5.d3 Nf6 6.a3 Nbd5 7.e4 Be6 8.ed5 Bd5 9.Nf3 e5 10.Be2 h6 11.0-0 Be6 12.Nbd2 g5 13.Ne4 Bg7 14.Nf6 Bf6 15.Nd2 h5 16.Bh5 Qe7 17.Bg4 0-0-0 18.Ne4 Bg7 19.c4 Rh7 20.h3 Rdh8 21.Be6 fe6 22.Qg4 Kb8 23.Qg5 Qf7 24.f4 Bh6 25.Qf6 Bf4 26.Qf7 Rf7 27.c5 d5 28.Nf2 Rg7 29.Ng4 d4 30.Rae1 Rh5 31.Bc1 Bg3 32.Re2 Rf5 33.Rf5 ef5 34.Ne5 a6 35.Nf3 f4 36.Nd4 ab5 37.Nb5 b6 38.c6 Rg8 39.Re4 Rd8 40.Bf4 Bf4 41.Rf4 Kc8 42.h4 Rh8 43.Kh2 Kd8 44.Kh3 Re8 45.Rf3 Re5 46.Nd4 Ke7 47.Nf5 Ke6 48.Ng7 Kd5 49.h5 Rg5 50.h6 Rh5 51.Nh5 Kc5 52.h7 1–0. brother – atlantiszx, kurnik, 2012.

3.e3 e6

4.b5 Nf6= 5.Nf3 Be7 6.Nh4 Bg6 (6...Bg4 7.Nf3=) 7.Be2 0-0 8.Ng6 fg6 9.0-0 c6 10.a4 c5 (10...Nbd7!?+=) 11.c4 Nbd7 12.a5 a6 13.Qb3 Rb8 (13...ab5!? 14.Qb5 Qc7+=) 14.Nc3+/- d5? (better 14...ab5 15.Nb5 Ra8+/-) 15.cd5+- ed5 16.Nd5 Nd5 17.Qd5 Kh8 18.ba6 ba6 19.Bc3 Nf6 (19...Bf6 20.Ba6 Bc3 21.dc3+-) 20.Qc4 Nd5 (20...g5 21.Bd3 Ra8 22.e4+-) 21.Qa6 Nc3 (21...Ra8 22.Qb5+-) 22.dc3 Ra8 23.Qb5 Qc7 (23...Bf6 24.Rfd1 Qe8 25.Qc4+-) 24.a6 Rfb8 (24...g5 25.Qb7 Qe5 26.a7+-) 25.Qc4 Qc8 (25...Ra7 26.Rfb1 Rf8 27.g3+-) 26.Rfb1 Rb1 (26...Bf6 27.Bf3 Ra7 28.Qc5 Rb1 29.Rb1+-) 27.Rb1 Bd8 (27...h6 28.Rb7 Bd6 29.Qd5+-) 28.Qa4 Bf6 (28...Bc7 29.a7 Bb8 30.Rb8 Rb8 31.ab8R Qb8 32.g3+-) 29.a7 h6 (29...Qg8 30.Bf3 Rd8 31.c4+-) 30.Bf3 Bc3 (30...Ra7 31.Qa7 Be5+-) 31.Ba8 Qa8 (31...Kh7 32.Be4 Qa8 33.Ba8 Ba1 34.Qe8 Be5 35.Be4 Bh2 36.Kh2 h5 37.a8Q c4 38.Qg6) 32.Rb8 (32.Rb8 Kh7 33.Ra8 Bf6 34.Re8 Bd8 35.a8Q h5 36.Qd8 g5 37.Qg5 c4 38.Qh5) 1-0. DEFFM – GuestQBYL,, 2021.

4.c4 c6 5.Nf3 (5.Nc3 Nf6=) 5...a6 (5...Nf6 6.Nd4=) 6.c5 (6.Nd4 Ne7=) 6...b5 (6...Nf6 7.d4=) 7.a4 Nd7 (7...dc5 8.ab5 Nf6 9.ba6 cb4 10.Be2+=) 8.Nd4 (8.cd6 Ngf6 9.Qc1 Bd6 10.Qc6+/–) 8...Ne7? (8...dc5 9.Nc6 Qb6 10.ab5 cb4+/–) 9.Nc3?? (better is 9.cd6!? Nd5 10.Nc6+– (10.ab5 ab5 11.Nc6 Ra1 12.Nd8 Rb1–/+; < 10.Nf5 ef5 11.Qb3 f6+/–)) 9...Ne5 (better is 9...dc5!? 10.bc5 Nc5 11.Nf5 Nf5=+) 10.ab5+= ab5 (10...dc5 11.bc5 cb5 12.Ncb5 ab5 13.Ra8 Qa8 14.Nf5 Nf5 15.Be5+–) 11.Nf5 (11.Ra8 Qa8 12.cd6 Bg4+–) 11...Ra1? (11...Nf5 12.Ra8 Qa8 13.d4+/–) 12.Qa1 (better is 12.Nd6!? Qd6 13.cd6 Rd1 14.Kd1+/–) 12...Nf5+= 13.Nb5 Qb8? (13...cb5 14.Bb5) 14.Be5 (14…de5 15.Qa7 Qa7 16.Na7+–; better is 14.Nd6!? Bd6 15.cd6+–) 1–0. Szekeres,Jo – Toppler,Zo, Budapest tt, 1995.

4.c4 Nc6 5.Qa4 =+.

4.c4 d5 5.cd5 ed5 6.Nf3 Bb1 (6...Bb4?? 7.Bg7 Nd7 8.Bh8+-) 7.Rb1 Bb4?? (better is 7...Nf6+=) 8.Nd4 1–0. Radwan,Jan – Kowalski,Janusz, Mistrzostwa Polski Osob Niepelnosprawnych Poland, 2008.

4.Nf3 Nf6 =.

3.Nf3 Nc6

4.a3 e5 5.g3 Be7 6.Bg2 Nf6 7.d3 0-0 8.0-0 h6 9.Nbd2 Qd7 10.Qc1 a6 11.e4 Bg6 12.Re1 Rfe8 13.c4 Rac8 14.Nb3 b5 15.cb5 ab5 16.Re2 d5 17.Rc2 de4 18.Rc6 ef3 19.Bf3 Bd6 Black plans e4 20.Na5 e4 21.de4 Ne4 22.Bd4 Ng5 23.Bg2 Be4 24.Bc5?? Bc6 25.Nc6 Bc5 26.Qc5 Qd6 27.Qc2 Re6?? 28.Rc1?? Rce8–+ 29.Qc3 Ne4 30.Qf3 Qd2 31.Rd1?? Qc3 32.Qc3 Nc3 33.Rc1?? Re1 34.Re1 Re1 35.Bf1 Ne2 36.Kg2 Nc3 37.Ne7?? Kf8 38.Nf5 Nb1 39.Bb5 Na3 40.Bc6 Nc2 41.b5 Re5 42.g4 g6 43.Nh6 Nd4 44.Bd7?? Nb5 45.Bb5 Rb5 46.Kg3 c5 47.g5 c4 48.Ng4 c3 49.Ne3 Re5 50.Nc2 Re2 51.Nb4 Rb2 52.Nd3 c2 53.Kf3 (53.Kf3 Rb3 54.Ke2 Rd3 55.Kd3–+). linakip – mihaila1, kurnik, 2012.

4.b5 Ne5 5.Ne5 (worse is 5.Be5 de5 6.Nc3 e4+=) 5...de5 6.Be5 Qd5 7.Bc3 Qb5?? (better is 7...e5+=) 8.e4!+- Qc5 (8...Be4 9.Qe2 Double attack (9.Bb5 Discovered attack; 9.Qe2 Decoy)) 9.ef5 Qf5 10.Bd3 Qg5 11.0-0 Nf6 12.Qf3 0-0-0 13.Na3 e5 14.Nc4 e4 15.Be4 Ne4 16.Qe4 f5 17.Qf3 Bc5 18.Rab1 b6 19.Ne5 Bd6 20.Nc6 Qh6 21.g3 Rde8 22.Qf5 Kb7 23.Qf3 Ka6 24.Nd4 Bc5 25.Qd3 Kb7 26.Nf5 Qh3 27.Qf3 Kc8 28.Rbe1 Re1 29.Re1 g6 30.Ne7 Be7 31.Re7 Rd8 32.Qg2 Qg2+- 33.Kg2 Rf8 34.Rh7 Rg8 35.f4 Kb7 36.h4 Kc6 37.Kf3 Kd5 38.g4 White prepares h5 38...Re8 39.Rc7 Re1 40.Ra7 Rf1 41.Ke2 Rf4 42.h5 Rg4 43.h6 Rh4 44.Bg7 g5 45.Rd7 Ke6 46.Rd3 g4 47.Rg3 Rh5 48.Rg4 Rh2 49.Kd3 Rh3 50.Kc4 Rh5 51.d4 Kf5 52.Rg1 Rh4 53.Kd5 b5 54.Rf1 Kg5 55.Kc5 Kg6 56.Kb5 Rh5 (56...Rh5 57.Kb6 Rh2+-). bratek55 (1665) – kuki2011 (1690), kurnik, 2011.

3.Nf3 e5

4.c4 Nf6 5.e3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Bf5 5.Nf3).

4.d3 Qf6 5.g3 Bg4 6.Bg2 Qd8 7.0-0 h5 8.Nbd2 Be7 9.h3 Bf3 10.ef3 h4 11.g4 Bg5 12.Ne4 Bf4 13.Bc1 Nc6 14.a3 g6 15.Bd2 Nd4 16.Bf4 ef4 17.c3 Ne6 18.Qd2 f5 19.gf5 gf5 20.Nd6?? (better is 20.Qa2 Rh6 21.Nd2+=) 20...Qd6–+ (worse is 20...cd6 21.Rae1 Kd7 22.d4–+) 21.d4 0-0-0 22.Rae1 Nh6 23.Qd3 Rhg8 24.Kh1 Qd7 25.Qc4 Qg7?? (25...Rg6!? 26.Rg1–+) 26.Rg1?? (better is 26.Qe6 Kb8 27.Rg1+/–) 26...Ng5–+ 27.d5 Qf7 28.Qf4 Qd5 29.Re5 Qd3 30.Qe3 Qd6 31.Re1 a6 32.c4 Nhf7 33.Rd5 Qc6 34.Qc5 Qc5 35.Rc5 Rd4 36.Rf5 Nd6 37.Rfe5 Rc4 38.Kh2 Ngf7 39.Rh5 Rc3 40.Ra1 Ng5 41.f4 Nf3 42.Bf3 Rf3 43.Rh4 Rf2 44.Kh1 Ne4 45.Rg1 Ng3 46.Rg3 Rg3 47.Rg4 Ra3 48.Rg1 Ra4 49.Rg2 Rf1 50.Kh2 Rb4 51.h4 Rbf4 52.Kg3 (52.Kg3 R1f3 53.Kh2 Rh4 54.Kg1–+). linakip – 2yt4u, kurnik, 2012.

4.d3 g6 5.g3 Bg7 6.Bg2 Ne7 7.Qc1 0-0 8.Nbd2 Nbc6 9.a3 b6 10.c4 a5 11.b5 Nb8? (11...Na7 12.Nh4 Rc8 13.Nf5 Nf5 14.0-0+=) 12.0-0 (better is 12.Ne5!? Ra7 13.Nef3+-) 12...Nd7 13.Nh4 Qc8? (better is 13...Ra7+=) 14.Ba8+- Qa8 15.Nf5 Nf5 16.e4 Nh6 17.Nf3 Ng4 18.Qd1 f5 19.h3 Nh6 20.Qe2 fe4 21.Qe4?? Qe4–/+ 22.de4 Nf6?? 23.Kg2 Ne4+= 24.Rfe1 Nc5 25.Ng5 Nd3 26.Re2 Rf5 27.Rf1?? Bf6?? 28.Ne6+- Kf7 29.Nc7 g5 30.Nd5 g4 31.h4 Bg5 32.hg5 Rg5 33.Rd2 Nc5 34.Nf4! Ne4 35.Re2 ef4 36.Re4 f3 37.Kg1 Nf5 38.Rd1 h5 39.Rd5 h4 40.Rf4 hg3 41.Rff5 Rf5 42.Rf5 Kg6 43.Rd5 gf2 44.Kf2 Kf7 45.Kg3 Ke7 46.Bd4 Ke6 47.Kg4 Kd7 48.Kf3 Ke6 49.Ke4 Kd7 50.Bb6 Ke6 51.Ba5 Kd7 52.Bb4 Ke6 53.a4 Ke7+- 54.a5 Ke6 55.a6 Ke7 56.a7 Ke6 57.a8Q Ke7 58.Qb7 Ke6 59.Rd6# 1–0. giorgo – germanalb, kurnik, 2012.

4.e3 Nf6 =.

4.g3 Nc6 5.b5 Nb4 6.d3 –/+.

4.g3 Nf6 5.Bg2 c6 (5...Nc6 6.b5 Nb4 7.d3=+) 6.Nh4 (6.0-0 Qb6 7.a3 Be7=) 6...Be6=+ 7.0-0 Be7 8.e4 Nbd7 (8...0-0 9.Nf5=+) 9.Nf5 Kf8 (9...Bf5!? 10.ef5 d5=+) 10.d4 (10.Ne7 Qe7 11.f4 Bg4+=) 10...g6 (10...Bf5 11.ef5 e4 12.f3=) 11.Nh6 (11.Ne7!? Ke7 12.f4+/–) 11...Bc4 (11...Kg7 12.d5 Kh6 13.de6 fe6 14.c4=) 12.Re1 Kg7 13.Ng4 (13.Qd2 Re8=) 13...Ng4 14.Qg4 h5 (14...Be6 15.Qf3=) 15.Qd1 (15.Qf3 d5=) 15...Ba6 (15...h4 16.Nd2 Be6 17.c4=) 16.de5 Ne5? (better is 16...de5 17.Qd2 h4=) 17.f4+- Bf6 (17...f6 18.fe5 de5 19.a3+-) 18.fe5 Be5 (18...de5 19.a3+-) 19.Be5 de5 20.Qf3?? (20.a3 h4 21.g4 Qb6 22.Kh1 Rad8+-) 20...h4?? (better is 20...Qd4 21.Qe3 Qa1–+) 21.Nc3 hg3 22.Qg3 f6 23.Ne2?? Be2–/+ 24.Re2? Qd4–+ 25.Qf2 Qa1 26.Re1 Qa2 27.Rf1 Qe6 28.Qf3 a6 29.Rd1 Rad8 30.Rd8 Rd8 31.Bh3 Qc4 32.Qe2 Qb4 33.Be6 Rd2 34.Qe1 Qd4 35.Kh1 Rd1 (36.Qd1 Qd1 37.Kg2 Qc2 38.Kf1 Qh2–+) 0–1. grain – qazaq50, Live Game Caissa's Web, 2005.

2.Bb2 f6

3.c4 e5 4.Nf3 =.

3.c4 g6 (--> 1.b4 g6 2.Bb2 f6 3.c4 d6).

3.e3 b6 4.c4 Bb7 (4...Nh6 5.Nc3+-) 5.Nf3 Qd7 (5...Nc6 6.d4+-) 6.b5 a6 (6...e5 7.Nc3+-) 7.Nc3+- ab5 (7...Nh6 8.d4+-) 8.cb5 (8.Nb5?! e5+=) 8...Nh6 (8...Qg4 9.d4+-) 9.Be2 (9.d4 g6+-) 9...g6 (9...e6 10.0-0+-) 10.Qb3 (10.e4 d5 11.ed5 Bd5 12.Nd5 Qd5+-) 10...Bg7 (10...d5 11.0-0+-) 11.Nd5 Qc8 (11...e6 12.Nf6 Bf6 13.Bf6 Bd5+-) 12.Nd4 Bd5 13.Qd5 e6 (13...Ra5 14.Bc3 Ra7+-) 14.Ne6 Nf5 (14...Nd7 15.Ng7 Kf8 16.Ne6 Ke7 17.d4+-) 15.Qa8 Bh6 (15...Qe6 16.Qb8 Kd7+-) 16.Rc1 (16.Rc1 c5 17.Bf6+-) 1–0. Leonco – Mangel, internet corr, 2018.

3.e3 c5 4.c3 c4? 5.Bc4+- g6 (5...Nc6 6.Qb3 Nh6 7.Nf3+-) 6.Qb3 Nh6 7.Na3 Qb6 (7...Nc6 8.Nf3+-) 8.Ne2 Bg4 (8...Nc6 9.Nf4 Bd7 10.0-0+-) 9.Nf4 g5 (9...Nc6 10.0-0+-) 10.Nd5 Qc6 (10...Qd8 11.Nb5 Na6+-) 11.Bb5 Qb5 (11...Kd8 12.Bc6 bc6 13.b5+-) 12.Nb5 (12.Nb5 Kd7 13.Nbc7+-) 1–0. Janek – Guest470, internet, 2018.

3.e3 Nc6 4.a3 Be6 5.Nc3 d5 6.Nf3 Bg4 (6...Nh6 7.Bd3+/–) 7.h3+- Be6 8.Bb5 a6 9.Nd4 ab5?? (better is 9...Qd6 10.Ba4 Bd7 11.Qh5 g6 12.Qd5 Qd5 13.Nd5 0-0-0 14.Nc6 Bc6 15.Bc6 bc6+-) 10.Ne6 Qd7 11.Nb5 (11.Nd5!? Kf7 12.Ndf4 g6+-) 11...Rc8 12.Nc5 Ne5 (12...Qf5 13.g4 Qg6+-) 13.Nd7 (13.Nd7 Kd7 14.Be5 fe5 15.Qh5+-) 1–0. marektheim – pifaxze, internet, 2015.

3.e3 Bd7 4.b5 Nh6 (4...e5 5.d4=) 5.Nf3 (5.Bc4 e6=) 5...Nf7 (5...a6 6.a4=) 6.Nc3 (6.Bc4 e6+=) 6...g6 (6...e5 7.Bc4+=) 7.Bc4 Bg7 8.0-0 Ne5 (8...e6!?+=) 9.Ne5+- de5 10.Qe2 c6 11.a4 cb5 (11...Qc7 12.d4+-) 12.ab5 b6?? (better 12...a6+-) 13.Bd5+- Nc6 (13...a6 14.Ba8 ab5 15.Nb5+-) 14.bc6 Rc8 15.cd7 Qd7 16.Bb3 e6 (16...Qb7+-) 17.Ba4 Rc6 18.Qf3 e4 19.Qe4 0-0 20.Bc6 Qd2 21.Rad1 Qd5 22.Nd5 (22.Nd5 Kh8 23.Nf4 a6 24.Ne6 Bh6 25.Nf8 Be3 26.Bf6 Kg8 27.Qe6 Kf8 28.Rd8) 1–0. Janek – Kraltse, internet, 2017.

3.e3 Nd7 4.h3 (4.Nc3 a5 5.b5 f5+/–) 4...e5+= 5.Nc3 Ne7 6.Nf3 Ng6 (6...Nb6 7.Bd3+=) 7.h4+/– Be7 (7...a5 8.b5+/–) 8.h5 Ngf8 9.d4 Ne6 10.h6 g6 11.Be2 Nb6 12.d5 Nf8 (12...Ng5!?+/–) 13.0-0 Bf5 (13...a5 14.a3+-) 14.a4 Bd7 (14...a5 15.Ba3+-) 15.a5 Nc8 16.a6 b6 17.Bd3 (17.b5 g5 18.Bd3 Ng6+-) 17...f5 18.e4 f4 (18...Bf6 19.Ra3+-) 19.Ra3 Bf6 20.Nb5 Bg4 (20...Ne7 21.Rc3 Kf7 22.g3+- (worse is 22.Nc7 Rc8 23.Nb5 Bb5 24.Rc8 Qc8 25.Bb5 Ng8+-)) 21.Rc3 Nd7 (21...c5 22.dc6 Ne6+-) 22.Nc7 Kf7 (22...Kf8 23.Na8 Nc5 24.bc5 dc5 25.Rb3+-) 23.Ng5!! Ke7 (23...Bg5 24.Qg4 Discovered attack (24.Na8 Zwischenzug)) 24.Qg4 Bg5 25.Qg5 Kf7 26.Qg4 (26.Na8 Qg5 27.f3 Ne7+-) 26...Rb8 27.Ne6 Qf6 28.Ng5 Ke7 29.Rc7 Rd8 30.Bb5 f3 (30...Kf8 31.Nh7 Ke8 32.Bd7 Kf7 33.Be6 Ke8 34.Nf6 Kf8 35.Rf7) 31.Rd7 Rd7 (31...Kf8 32.Nh7 Kg8 33.Nf6 Kf8 34.Qg6 Rd7 35.Qe8) 32.Qd7 Kf8 33.Qe8 1–0. pierred – anony, internet, 2014.

3.e4 Nc6 4.b5+= Na5 (4...Ne5 5.d4 Ng6 6.Nf3+=) 5.d4+/– c6 6.c4 (6.Bc3 d5+/–) 6...cb5 (6...e5 7.Nf3+=) 7.cb5 a6 (7...e6 8.Bc3+=) 8.a4 (8.Nc3 e6+/–) 8...ab5 (8...f5 9.Nc3+=) 9.Bb5+/– Bd7 10.Nc3 (10.Nd2 e6+/–) 10...e5 (10...e6 11.Rc1+/–) 11.Nd5 (11.Nf3+/–) 11...Rc8 (11...Nc6!?+/–) 12.Bd7+- Qd7? (better is 12...Kd7 13.de5 fe5+/–) 13.Nb6 (13...Qc6 14.Nc8+-) 1–0. Wall,Bill – GreedyJeff, internet, 2003.

3.e4 e5 4.Bc4 =.

3.e4 Be6 4.Nf3 Bf7 5.Be2 g6 (5...e5 6.Nc3+=) 6.0-0 c6 7.a4 e5 8.b5 (8.d4 Nd7+/-) 8...c5 9.d4 (better 9.a5+/-) 9...b6? (better 9...cd4 10.c3 dc3 11.Nc3 f5=) 10.de5+- de5 11.Qd8 Kd8 12.Ng5!! fg5 (12...Be8 13.Ne6 Kd7 14.Nf8 Ke7 15.f4 ef4 16.e5+-) 13.Be5 Be7 14.Bh8 Nf6 (14...Ke8 15.a5 ba5 16.Ra5+-) 15.Rd1 (15.e5 Nd5 16.Bf3 Nd7+-) 15...Kc7 16.e5 Ne8 (16...Nd5 17.e6! Be6 18.Be5 Kc8+-) 17.Bf3 1-0. WG_Anonymous – Anonymous,, 2021.

3.e4 g6 4.Nf3+= e5 5.Bc4 Qe7 (5...c6 6.Qe2+=) 6.0-0 c6 7.a3 Be6 (7...f5 8.ef5 Bf5 9.Re1+=) 8.Be6+- Qe6 9.d4 Bg7 10.de5 (10.Re1 Ne7+=) 10...fe5 11.Ng5 Qe7 12.f4 h6 13.fe5?? (13.Nh3 Nd7+=) 13...hg5 (better 13...Qg5 14.Qd6 Ne7–/+) 14.ed6= Qd7 15.e5 (better 15.Qf3=) 15...Nh6?? (better 15...Qe6 16.Nd2 Nd7= (16...Be5? 17.Be5 Rh7 18.Nf3+-)) 16.e6!+- Qd8 (16...Qe6 17.Bg7 Discovered attack (17.Bg7 Deflection)) 17.Bg7 Rh7 (17...Nf5 18.Bh8 Qd6+-) 18.Rf8 1–0. DEFFM – troubadour,, 2018.

3.Nf3 e5 (--> 1.b4 e5 2.Bb2 d6 3.Nf3 f6).

3.e3 a6

4.Nf3 b5 5.Be2 (5.Nc3 Bd7+-) 5...Bb7 (5...Nc6 6.a3+/-) 6.a4+- c5 (6...Nc6 7.ab5 ab5 8.Ra8 Qa8 9.Bb5+-) 7.ab5 ab5 (7...cb4 8.c3+-) 8.Bb5 Nd7 9.Ra8 Ba8 (9...Qa8 10.bc5 dc5 11.Na3+-) 10.bc5 d5 (10...dc5 11.Nc3 Nh6+-) 11.c6 Qb6 (11...Bc6 12.Bc6 Qb6 13.Nd4+-) 12.cd7 Kd8 13.c4 e5 (13...Bc6 14.Bc6 Qc6+-) 14.Ne5! fe5 15.Qh5 dc4 16.Qe8 Kc7 17.d8Q (17.d8Q Kb7 18.Qb8) 1-0. Adlai – Elvar, internet, 2021.

4.Nf3 Nc6 5.Nc3 Be6 (5...Nb4 6.a3 Nc6 7.d4+=) 6.b5 ab5 7.Bb5 Qd7 (7...Bd7!?+-) 8.0-0+- g5 9.a4 Nh6? (better 9...Bf7+-) 10.Nd4 Bg7 (10...Bg4 11.f3 Bf5+-) 11.Ne6 Qe6 12.d4 Qd7 (12...d5 13.e4! 0-0-0 14.ed5 Rd5 15.Re1+-) 13.d5 0-0 (13...e6 14.dc6 bc6 15.Bc4+-) 14.a5 Rfb8 15.a6 (worse 15.dc6 bc6 16.Bc4 Nf7+-) 15...ba6 (15...Qd8 16.dc6 ba6 17.Bc4 Kh8 18.Bb3+-) 16.Bc6 Qd8 (16...Qc8 17.Na4+-) 17.Ba8 Ra8 18.Qd3 Qd7 (18...Qc8 19.Rfb1+-) 19.Ra6 Ra6 (19...Rb8 20.Rb1+-) 20.Qa6 Kf7 (20...f5 21.Ra1+-) 21.Nb5 Qf5 (21...Nf5 22.Qc6 Qc6 23.dc6+-) 22.Qc6 Ng4 (22...Qc8 23.Nc7 Qb8 24.Ra1+-) 23.Nc7 Kg6 (23...Qc8 24.h3 Ne5 25.Be5 fe5 26.Ra1+-) 24.Ne6 Ne5 25.Qe8 Kh6 26.f4 Ng6 27.fg5 Qg5 28.Ng5 fg5 (28...Bf8 29.Ne6 Kh5 30.Rf5 Kh6 31.g4 Nf4 32.ef4 Bg7 33.Rh5) 29.Bg7 Kg7 30.Rf7 Kh6 31.Qg8 Kh5 (31...g4 32.Rh7 Kg5 33.Rg7 e5 34.Qh7 g3 35.Qg6 Kh4 36.hg3) 32.Rh7 Kg4 33.Qe6 1–0. Pierre – The Hawk, internet, 2019.

3.e3 c6

4.f4 e6 5.Nf3 Ne7 6.Be2 Nf5 7.0-0 b6 8.g4 Ne7 9.Qe1 Bb7 10.Qg3 Nd7 11.h4 e5 12.g5 Nf5 13.Qg4 g6 14.h5 c5 15.a3 Be7 (15...e4 16.Bb5 Qc7 17.gf6+/–) 16.h6?? (16.hg6 Ng7 17.gh7 fg5 18.fe5 Rh7 19.e6+-) 16...cb4 17.ab4 Qc7 18.Bd3?? (better is 18.Nc3=) 18...Bc8?? (better is 18...e4 19.Nc3 d5–+ (19...ef3?! 20.Nb5 Qd8 21.e4+=)) 19.Bf5?? gf5= 20.Qf5?? Nf8?? 21.Qe4 f5?? 22.Qa8+- Ng6 23.fe5 de5 24.Ne5! Ne5 25.Qd5 Bd6 26.Ra7! Qb8 27.Be5 Qa7 28.Bh8 Qe7 29.Bf6 Qe6 30.Qc6 Bd7 31.Qb6 Kf7 32.Nc3 Kg6 33.Ne2 Qd5 34.Nf4 Kf7 35.Nd5 (35.Nd5 Be8 36.Qd6 Kg8 37.Qe6 Bf7 38.Qc8 Be8 39.Qe8) 1–0. elsh1403 – ebolowa, kurnik, 2011.

4.f4 f5 5.Bc4 b5 6.Bg8 Rg8 7.Qh5 Kd7 8.Qh7 e6 9.Qg8 Be7 10.Qg7 Qf8 11.Qf8 Bf8 12.Nf3 Bh6 13.0-0 (13.d3 Bb7+-) 13...Kc7 (13...Bb7 14.d3+-) 14.a4 ba4 15.Ra4 a6 (15...Nd7 16.Nc3+-) 16.c4 (16.Ng5 Ra7+-) 16...Kb6 (16...Nd7 17.d3+-) 17.b5 (17.h3 Nd7+-) 17...cb5 18.cb5 (18.Bd4!? Kb7 19.cb5 ab5 20.Ra8 Ka8+-) 18...Kb5 19.Nc3 Kc6 20.Nd4 Kd7 21.Ba3 Nc6 22.Nc6 Kc6 23.Rd4 d5 24.Rb4 Bd7 25.Rfb1 Kc7 26.Rb7 Kd8 27.R1b6 Ke8 28.Rd6 Rd8 29.Bb4 Bf8 30.Rdb6 Bb4 31.Rb4 Bb5 32.Nb5 ab5 33.R4b5 Rc8 34.R5b6 Rc1 35.Kf2 Rc2 36.Re6 Kf8 37.Ke2 Rc1 38.Ra6 Rc8 39.Rf6 Kg8 40.Rf5 Rd8 41.h4 d4 42.h5 Re8 43.h6 d3 44.Kd3 Rd8 45.Ke2 Rc8 46.h7 (46.h7 Kh8 47.Re7+-; 46.Rg5 Kh8 47.Rgg7 Ra8 48.Rh7 Kg8 49.Rbg7 Kf8 50.Rh8) 1–0. var – xuxan, Live Game Caissa's Web, 2004.

3.e3 e6

4.Bd3 Ke7 5.a4 a5 6.b5 Nd7 7.Ba3 Nb6 8.c4 Kd7 9.Qc2 d5 10.Bh7 Nc4 11.Bg6 Ne7 12.Be7 Qe7 13.h4 f5 14.h5 Qf6 15.Nc3 Na3 16.Qb3 Rb8 17.Ra3 Ba3 18.Qa3 Qe7 19.Qe7 Ke7 20.Nf3 Kf6 21.0-0 c6 22.d3 Bd7 23.e4 Be8 24.ef5 Bg6 25.hg6 c5 26.g4 ef5 27.gf5 Rbd8 28.d4 c4 29.Ne5 Kf5 30.Nf7 Kg6 31.Nd8 Rd8 32.f4 Kf5 33.Kg2 Re8 34.Nd5 Re4 35.Rd1 Rf4 36.Nf4 Kf4 37.d5 Ke5 38.d6 c3 39.d7 Ke6 40.d8Q c2 41.Rc1 g6 42.Qc8 Kf6 43.Qb7 Kg5 44.Qb6 Kh6 45.Qa5 Kh5 46.Qc3 g5 47.Qc2 Kh6 48.b6 Kh5 49.a5 g4 50.b7 Kh4 51.a6 Kh5 52.a7 Kh4 53.b8Q Kg5 54.a8Q Kh5 55.Qc3 Kg5 56.Qcc8 Kh5 57.Kg3 Kg5 58.Rc5 Kh6 59.Kg4 Kh7 60.Kg3 Kh6 61.Kg4 Kh7 62.Kg3 Kh6 63.Kg4 ½–½. aleksandras19 – maniu, kurnik, 2012.

4.h3 Be7 5.Nf3 Bd7 6.Be2 Nc6 7.a3 Ne5 8.Ne5 de5 9.0-0 c6 10.Bh5 g6 11.Bf3 Qc7 12.d4 Bd6 13.de5 Be5 14.c3 (14.Be5!? Qe5 15.Nd2+/–) 14...Bh2 15.Kh1 Be5 16.Nd2 Nh6 17.Nc4 Nf5 18.Ne5 Qe5 19.e4 Nh4 20.g3 Nf3 21.Qf3 0-0-0 22.Rad1 f5 23.ef5 gf5 24.Ba1 Qb5 25.c4!+- Qc4 26.Bh8 Rh8 27.Rc1 Qe4? 28.Qe4+- fe4 29.Rfe1 Rf8 30.Kg1 Kc7 31.Re4 Kb6 32.Rh4 Rf7 33.f4 a5 34.ba5 Ka5 35.Rc5 Kb6 36.Rch5 c5 37.Rh7 Rh7 38.Rh7 Bc6 39.g4 c4 40.Kf2 c3 41.Ke2 Ba4 42.Kd3 c2 43.Kd2 Kc6 44.Re7 Bb3 45.f5 ef5 46.gf5 Kd6 47.Rb7 Bd5 48.Rb2 Be4 49.f6 Ke6 50.Rb6 Kf7 51.h4 1–0. cogit – calitash, kurnik, 2012.

3.e3 Be6

4.c4 Nc6 5.Qa4 (5.d4 Bf5+=) 5...a6 6.d4 b5 (6...Bd7!? 7.Qb3 e5+=) 7.cb5+- ab5 8.Qb5 Ra2?? (better 8...Bd7+-) 9.Qc6 (9.Ra2!? Ba2 10.Qc6 Kf7+-) 9...Qd7 (9...Bd7 10.Qc2 Ra1 11.Ba1+-) 10.Qd7 Kd7 11.Ra2 Ba2 12.Nc3 e5 (12...Bf7+-) 13.Na2 ed4 14.Bd4 1–0. GuestXJXD – GuestKLVT,, 2017.

3.e3 g6

4.c4 c6 5.Nf3 (5.d4 e5+=) 5...b6 (5...e5 6.Nc3+=) 6.Be2 (6.d4 e6+=) 6...e5+= 7.d4 Bg4 (7...e4 8.Nfd2 d5 9.cd5 cd5 10.Nc3+-) 8.de5 (8.Nbd2 e4 9.Ne4 d5 10.cd5 Qd5+-) 8...de5 9.Qd8 Kd8 10.Nc3 (10.a3!? Nd7 11.Nc3+=) 10...Bf3= 11.Bf3 Kc7 (11...Bb4!? 12.0-0-0 Kc8=) 12.b5 (12.a3 Nd7+-) 12...a5 (12...Bb4 13.Ke2+-) 13.bc6 (better 13.0-0!? Bb4 14.Ne4+-) 13...Bb4+= 14.0-0-0 (14.Ke2 Bc3 15.Bc3 Nc6+=) 14...Bc3 15.Bc3 Ne7 (15...Nc6 16.Bd5+=) 16.Rd2 (16.Bd5 Nbc6 17.f4 Rad8+=) 16...Nbc6 17.Rhd1 (17.Bd5 Rad8+=) 17...Rhd8 (17...Rad8 18.a3+=) 18.Bd5 Nd5 (18...Rac8 19.f4+=) 19.cd5 Nb4 (19...Nb8 20.Rc2 Kd6 21.Bb2+=) 20.Bb4+- ab4 21.Rc2 Kb7 (21...Kd7 22.Kb2+=) 22.Kb2 1–0. GuestVPGH – GuestHCML,, 2018.

4.c4 Bg7 5.b5 Nc6?? (better 5...a6=) 6.bc6+- bc6 7.a4 (7.Nc3 e5+-) 7...e5 8.Nf3 Ne7 9.Be2 (9.Nc3 Rb8 10.Rb1 f5+-) 9...0-0 (9...Rb8 10.Qc2+-) 10.Nc3 h6 (10...Rb8 11.Rb1+-) 11.d4 Kh7 12.de5 fe5 13.0-0 Bd7 (13...Rb8 14.Rb1+-) 14.c5 d5 15.Qc2 Bg4? (15...Nf5 16.Rad1+-) 16.Nh4 (better 16.Ne5!? Bf5 17.Nd3 a6+-) 16...Be6 17.e4 d4 18.Nd1 Ng8 19.f4?? (better 19.Nf3+-) 19...Qh4-/+ 20.g3 Qe7 21.f5 gf5?? (better 21...Bf7-/+) 22.ef5+/- Bf5 (22...Bf7 23.f6 Bg6 A) 24.fe7? A1) 24...Bc2? 25.ef8R (25.Rf8?! Bf8 26.ef8N Rf8+=) 25...Rf8 26.Rf8 Bf8 27.Nf2+-; A2) 24...Rf1 25.Kf1 Bc2-+; B) 24.Qg6 Kg6 25.fe7 Rf1 26.Kf1 Ne7 27.Bd3 Kf7 28.Nf2+/-) 23.Rf5 Rf5 (23...e4 24.Rf8 Rf8 25.Nf2+/-) 24.Qf5+- Kh8 25.Bd3 The mate threat is Qh7 25...Nf6 26.Nf2 Re8? (26...Rb8 27.Bc1+-) 27.Ne4 (better 27.Re1 Qd7 28.Re5 Re5 29.Qe5+-) 27...Qe6 28.Nf6 (28.Qg6 Qg4 29.Qg4 Ng4+-) 28...Qf5 29.Bf5 Bf6 30.Re1 Kg7? (better 30...Rb8 31.Bc1 Kg7+-) 31.Bd4! Rd8 (31...ed4 A pinning theme 32.Re8) 32.Be5 (better 32.Bf2!? Bg5+-) 32...Be5 33.Re5 Rd1 (33...Kf6 34.Re6 Kf5 35.Rh6 Rd4+-) 34.Kf2 Kf6 35.Re6 (better 35.Bc2!? Rd5 36.Rd5 cd5+-) 35...Kf5 36.Rc6 (36.Rh6 a5+-) 36...Rd7 (36...Rd4+-) 37.Rh6 Ke4 38.Ke2 Kd4 (38...Kd5 39.c6 Re7 40.Kf3 Rf7 41.Ke3 Rf1+-) 39.Kd2?? (better 39.Ra6+-) 39...Kc5+/- 40.Kc3 Re7 41.g4 (41.Rh5!? Kc6 42.Rg5+-) 41...Re3+/- 42.Kc2 Re2 (42...Re4 43.g5 Ra4 44.Rh7+=) 43.Kd3 Re7 (43...Rg2!? 44.h3 a5+/-) 44.h4 (44.g5 Rd7 45.Ke3 Re7 46.Kf4 Kb4+-) 44...Kb4 45.g5 (45.Rf6 c5 46.Rf4 Kb3+/-) 45...Ka4 (better 45...c5!?+/-) 46.g6+- Rd7 47.Ke4 c5 (47...Rd8 48.Rh7 Kb4 49.h5+-) 48.Kf5 (48.Rh7 Rd8+-) 48...Rd5? (better 48...a5+-) 49.Ke6 Rd4 50.g7 Re4 (50...Rg4 51.Kf7 Rg7 52.Kg7 Kb5+-) 51.Kf5 Re1 52.Rh8 (52.g8Q Kb4 53.Rh7 Rf1 54.Ke4 Re1 55.Kd3 Re3 56.Ke3 Kc3 57.Rb7 c4 58.Qd5 a5 59.Qd2) 52...Rf1 53.Ke4 Re1 54.Kd3 Rg1 (54...Rg1 55.g8Q Rg8 56.Rg8 Kb3+-; 54...Rd1 55.Kc4 Rc1 56.Kd5 Rg1+-). RichardSommer (2105) - iraj_37 (2015),, 2020.

2.Bb2 Nf6

(--> 1.b4 Nf6 2.Bb2 d6).

3.a3 e6 (--> 1.b4 e6 2.Bb2 Nf6 3.a3 d6).

3.a4 e5 (--> 1.b4 e5 2.Bb2 d6 3.a4 Nf6).

3.Nc3 g6 4.e4 (--> 1.b4 Nf6 2.Bb2 g6 3.e4 d6 4.Nc3).

3.c4 c6 4.e3 g6 5.Be2 Bg7 6.Nf3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6).

3.e3 a5 4.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3).

3.e3 e6 4.Nf3 g6 5.d4 Bg7 6.c4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e6).

3.Nf3 a5 4.b5 e5 5.e3 Be7 6.c4 0-0 7.Be2 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 a5 7.b5).

3.Nf3 c6 4.d3 g6 5.e4 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.d3 0-0 5.e4 d6 6.Be2 c6).

3.Nf3 Nbd7 4.e3 e5 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7 5.Nf3).

3.g3 e5 (--> 1.b4 e5 2.Bb2 d6 3.g3 Nf6).

3.a3 e5

(--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6).

4.e3 Be6 5.c4 Be7 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4 Be6).

3.a3 g6

4.e3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.a3 d6).

4.e3 Bg7 5.Nf3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.a3 0-0 5.Nf3 d6).

4.e3 Bg7 5.Nf3 0-0 6.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.a3).

3.a4 g6

4.b5 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.b5 Bg7 4.a4 d6).

4.e3 Bg7 5.Nf3 0-0 6.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.a4).

3.b5 g6

(--> 1.b4 Nf6 2.Bb2 g6 3.b5 d6).

4.e3 Bg7 5.f4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.b5 0-0 5.f4 d6).

4.e4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.e4 Bg7 4.b5 d6).

3.c4 a5

4.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.a4).

4.b5 g6 5.e3 Bg7 6.d4 0-0 7.Nf3 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 g6 5.d4 Bg7 6.Nf3 0-0 7.c4).

3.c4 Nbd7

4.e3 e5 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7).

4.e3 g6 5.Nf3 Bg7 6.Be2 0-0 7.0-0 c6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7).

4.e3 g6 5.Nf3 Bg7 6.Be2 0-0 7.0-0 e5 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0).

4.Nf3 e5 5.e3 Be7 6.Be2 0-0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2 Nbd7).

3.c4 e5

4.d3 g6 5.e3 Bg7 6.Nf3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d3 e5).

4.e3 a5 5.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 e5 5.c4).

4.e3 Nbd7 5.Nf3 g6 6.Be2 Bg7 7.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.0-0 Nbd7).

4.e3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7).

4.e3 Be7 5.a3 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4).

4.e3 g6 5.Nf3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

3.c4 g6

4.Nc3 Bg7 5.e3 0-0 6.Nf3 e5 7.Be2 Nbd7 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.0-0 Nbd7 8.Nc3).

4.d4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.d4 d6).

4.d4 Bg7 5.e3 (--> 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e3 d6 5.d4).

4.e3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e3 d6).

4.e3 Bg7 5.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3).

4.e3 Bg7 5.Nf3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6).

4.e3 Bg7 5.Nf3 0-0 6.Be2 e5 7.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2).

4.e4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e4 d6).

4.Nf3 e5 5.e3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

4.Nf3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6).

4.Nf3 Bg7 5.e3 0-0 6.d4 a5 7.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 g6 5.d4 Bg7 6.Nf3 0-0 7.c4).

4.Nf3 Bg7 5.e3 0-0 6.Be2 Nbd7 7.0-0 c6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7).

4.g3 Bg7 5.Bg2 0-0 6.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.g3 d6 6.Bg2).

3.d4 g6

4.Nf3 Bg7 5.e3 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.d4 d6 5.Nf3).

4.Nf3 Bg7 5.e3 0-0 6.Be2 c6 7.0-0 Nbd7 8.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

4.Nf3 Bg7 5.e3 0-0 6.Be2 Bg4 7.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Bg4 7.Be2).

3.e3 c6

(--> 1.b4 c6 2.Bb2 d6 3.e3 Nf6).

4.c4 Nbd7 5.d4 g6 6.Nf3 Bg7 7.Bd3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7 7.Bd3 c6).

4.c4 g6 5.Nf3 Bg7 6.d4 0-0 7.Be2 Nbd7 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

3.e3 Nbd7

(--> 2.Bb2 Nd7 3.e3 Ngf6).

4.c4 e5 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7).

4.c4 g6 5.Nf3 Bg7 6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

4.c4 g6 5.Nf3 Bg7 6.d4 0-0 7.Be2 c6 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

4.c4 g6 5.Nf3 Bg7 6.Be2 0-0 7.0-0 e5 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0).

4.Nf3 e5 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7 5.Nf3).

4.Nf3 g6 5.c4 Bg7 6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

4.Nf3 g6 5.Be2 Bg7 6.0-0 0-0 7.c4 e5 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0).

3.e3 e5

4.a3 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3).

4.b5 Be7 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.b5).

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3).

4.c4 a5 5.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 e5 5.c4).

4.c4 Be6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be6).

4.c4 Be7 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7).

4.c4 Be7 5.Be2 0-0 6.Nf3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Be2).

4.c4 Bf5 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Bf5).

4.d3 g6 5.Nf3 Bg7 6.Be2 0-0 7.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.0-0 e5 7.d3).

4.Be2 g6 5.Nf3 Bg7 6.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.0-0 e5).

4.Nf3 Be7 5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3).

4.Nf3 Bf5 (--> 1.b4 e5 2.Bb2 d6 3.e3 Bf5 4.Nf3 Nf6).

4.Nf3 Bg4 5.Be2 Be7 6.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 Bg4 6.Be2).

4.Nf3 g6 5.c4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

4.Nf3 g6 5.c4 Bg7 6.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5).

4.Nf3 g6 5.Be2 Bg7 6.0-0 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.0-0 e5).

3.e3 g6

(--> 1.b4 Nf6 2.Bb2 g6 3.e3 d6).

4.a3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.a3 d6).

4.a3 Bg7 5.Nf3 0-0 6.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.a3).

4.d4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.d4 d6).

4.d4 Bg7 5.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e3 d6 5.d4).

4.Be2 Bg7 5.c4 0-0 6.Nf3 c6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6).

4.Be2 Bg7 5.Nf3 0-0 6.0-0 b6 7.d4 Bb7 8.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 b6 6.Be2 Bb7 7.0-0 d6 8.d4).

4.Nf3 Bg7 5.c4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6).

4.f4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.f4 d6).

4.h3 Bg7 5.Nf3 0-0 6.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.h3).

4.c4 Bg7

(--> 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e3 d6).

5.Nc3 0-0 6.d4 Nbd7 7.Nf3 e5 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.Nc3).

5.d3 0-0 6.Nf3 Nbd7 7.Be2 e5 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.d3 Nbd7).

5.d4 0-0 6.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4).

5.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3).

5.Nf3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6).

5.Nf3 0-0 6.b5 Nbd7 7.d4 e5 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.b5).

5.Nf3 0-0 6.b5 Bg4 7.Be2 Nbd7 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Bg4 7.Be2 Nbd7 8.b5).

5.Nf3 0-0 6.d4 a5 7.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 g6 5.d4 Bg7 6.Nf3 0-0 7.c4).

5.Nf3 0-0 6.d4 c6 7.Be2 Nbd7 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

5.Nf3 0-0 6.Be2 c6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6).

5.Nf3 e5 6.d4 ed4 7.Nd4 0-0 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 ed4 8.Nd4).

5.h3 0-0 6.Nf3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.h3).

4.Nf3 Bg7

(--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 d6).

5.c4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6).

5.c4 0-0 6.d4 a5 7.b5 (--> 1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.e3 g6 5.d4 Bg7 6.Nf3 0-0 7.c4).

5.c4 0-0 6.d4 c6 7.Be2 Nbd7 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

5.c4 c6 6.d4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 c6).

5.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.d4 d6 5.Nf3).

5.d4 0-0 6.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4).

5.d4 c6 6.c4 0-0 7.Be2 Nbd7 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

5.Be2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6).

5.Be2 0-0 6.0-0 c6 7.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0).

5.Be2 0-0 6.0-0 Nbd7 7.c4 c6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7).

3.Nf3 e5

(--> 1.b4 e5 2.Bb2 d6 3.Nf3 Nf6).

4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.Nf3).

4.c4 g6 5.e3 Bg7 6.Be2 Nbd7 7.d3 0-0 8.0-0 Re8 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5 7.d3 Re8 8.0-0 Nbd7).

4.e3 g6 5.c4 Bg7 6.d4 ed4 7.ed4 0-0 8.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 ed4 8.ed4).

3.Nf3 g6

4.c4 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6).

4.c4 Bg7 5.e3 0-0 6.d4 Nbd7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 Nbd7).

4.c4 Bg7 5.e3 0-0 6.Be2 b6 7.0-0 Bb7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 b6 6.Be2 Bb7 7.0-0 d6).

4.d3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.d3 d6).

4.d3 Bg7 5.Nbd2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.d3 0-0 5.Nbd2 d6).

4.d3 Bg7 5.e4 0-0 6.Be2 e5 7.0-0 Nbd7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.d3 0-0 5.e4 d6 6.Be2 Nbd7 7.0-0 e5).

4.d3 Bg7 5.e4 e5 6.Be2 0-0 7.0-0 Nbd7 8.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.d3 0-0 5.e4 d6 6.Be2 Nbd7 7.0-0 e5 8.c4).

4.e3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 d6).

4.e3 Bg7 5.c4 0-0 6.d4 c6 7.Be2 Nbd7 8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0 Nbd7 8.d4).

4.e3 Bg7 5.d4 0-0 6.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4).

4.e3 Bg7 5.Be2 0-0 6.0-0 c6 7.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 c6 6.Be2 d6 7.0-0).

4.e4 (--> 1.b4 Nf6 2.Bb2 g6 3.e4 d6 4.Nf3).

4.g3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 d6).

4.g3 Bg7 5.Bg2 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0-0 5.Bg2 d6).

2.Bb2 Bg4

3.b5 c6 4.a4 (4.c4 e5=) 4...cb5 (4...e5 5.d4=) 5.ab5 b6 (5...e5 6.f3 Be6 7.e4=) 6.Nf3 Nf6 7.e3 (7.Bf6 ef6 8.e3 d5+=) 7...e5 8.Be2 Be7 9.c4 0-0 10.0-0 Nbd7 (10...a6 11.d4 Bf3 12.Bf3+=) 11.d4 ed4 (11...Bf3 12.Bf3 e4 13.Be2+=) 12.Nd4+/- Be2 13.Qe2 Nc5 (13...Qc7 14.Nd2+/-) 14.Nc6 Qd7 15.Nd2 Nfe4 (15...a6 16.Bd4+/-) 16.Nf3 (16.Ne4 Ne4 17.Bd4 Rfe8+/-) 16...Bf6 (16...Rfe8 17.Nfd4+=) 17.Rfd1 (17.Bf6 Nf6 18.Nfd4 Rfe8+/-) 17...Bb2+= 18.Qb2 Qe6 (18...a5 19.Nfd4 Rfe8 20.f3+/-) 19.Rd4 (19.Nfd4 Qc4 20.Rdc1 Na4+-) 19...Qf6 (19...Qd7 20.Nb4+/-) 20.Rad1 (better 20.Nb4+/-) 20...Na4? (20...Ne6 21.Ne7 Qe7 22.Re4+=) 21.Qa1?? (better 21.Qc2 Nac3 22.Re4 Nd1 23.Qd1+-) 21...Nac5 (21...Nac3 22.Re1 Rfe8+=) 22.h3 (22.Rd5 Qa1 23.Ra1 a6 24.ba6 Na6+/-) 22...h6 (22...Nb3!? 23.Qb1 Nd4 24.Rd4 Ng5 25.Ng5 Qg5 26.Rd6 Rfe8=) 23.Qb2 (better 23.Rd5+/-) 23...Na4? (better 23...Rfe8+=) 24.Qc2+- Nac3 (24...Nec5 25.Ra1 a6 26.Ra4 Na4 27.Qa4 ab5 28.Qb5 Ra1 29.Kh2+-) 25.R1d3 (25.Re4!? Ne4 26.Qe4 Rfe8+-) 25...a6 26.Rc3 Nc3 27.Qc3 ab5 28.cb5 Qe6 (28...Rfe8 29.Nb4 Qf5 30.Qc6+- (30.Rd6?! Qb5 31.Qd4 Re6+-)) 29.Rd1 (29.Rg4 f6 30.Nfd4 Qd7+-) 29...Rfc8 (29...Rfe8 30.Qb4+-) 30.Nfd4 (better 30.Qd4+-) 30...Qd5 (30...Qf6 31.Ne2 Qh4 32.Ng3+-) 31.Rc1 (better 31.Ne7 Kh8 32.Qc8 Rc8 33.Nd5+-) 31...Ra2?? (31...Rc7+-) 32.Ne7 Kh7 33.Nd5 (33.Nd5 Rc3 34.Rc3+-; 33.Qc8 Ra8 34.Qc2 Kh8 35.Nd5 Rd8 36.Qf5 g6 37.Qf6 Kh7 38.Qf7 Kh8 39.Nf6 Rc8 40.Rc8) 1-0. BeepBeepImAJeep (2765) - peter_svindler (1825),, 2015.

3.b5 e5 4.d4 ed4 5.Bd4=.

3.c4 c5 4.b5 (4.bc5 dc5 5.Qb3 Qd7=) 4...a6 5.a4 a5 (5...e5 6.Qb3=+) 6.Nc3 e6 (6...e5 7.g3=) 7.h3+= Bf5 8.g4 Bg6 9.Bg2 Ra7 10.Nf3 h6 11.0-0 Nd7 12.b6 (12.d3 Be7+=) 12...Nb6 13.Nb5 Ra8 (13...Nc4? 14.Na7 Qb6 15.Nb5 Nb2 16.Qb3+-) 14.Qb3 (14.d3 Qe7=) 14...Be4 15.d3 Bc6 16.d4 (better 16.Rab1=+) 16...Bb5?? (better 16...d5–/+) 17.Qb5+- (17.ab5?! d5 18.cd5 c4=+ (worse 18...Qd5 19.Nd2 Qd7 20.dc5 Bc5 21.Qc3+-); worse 17.cb5 c4 18.Qc2 d5–/+) 17...Nd7 18.dc5 (18.Qb7? Rb8 19.Qe4 Rb2–+) 18...dc5 (18...Ngf6!?+-) 19.Ne5+- (19.Qb7? Rb8 20.Qb5 Rb5 21.ab5 Qc7–+) 19...Ngf6? (better 19...Ra6+-) 20.Bb7 (20.Qb7 Rb8 21.Qa7 Rb2=) 20...Rb8 21.Nc6 Qc7 22.Nb8 Qb8 23.Bc6 (23.Bf6 gf6 24.Rad1 Bd6+-) 23...Qc7 (23...Ke7 24.Bf6 Kf6 25.Bd7+-) 24.Rfd1 Bd6 25.Bf6 gf6 26.Bd7 Kf8 27.Qc6 Bh2 28.Kg2 Qf4 (28...h5 29.Rab1 hg4 30.hg4 Qc6 31.Bc6+-) 29.Qc5 Kg7 30.Be6 h5 (30...Qe4 31.Kh2 Qe6 32.e3+-) 31.Rd4 Qb8 (31...Qe5 32.Bd5+-) 32.Rd7 Rf8 (32...Qe5 33.Rf7 Kg6 34.Qe7 Qe4 35.Kh2 Qe5 36.Kg2 hg4 37.Rg7 Kh6 38.hg4 Qe4 39.Kg3 Qg2 40.Kg2 Rd8 41.Qf6) 33.Qh5 (33.Qh5 Qe8 34.g5 Qe6 35.Qh6 Kg8 36.gf6 Qe4 37.Kh2 Qg2 38.Kg2 Rd8 39.Rd8) 1–0. DEFFM – GuestHRMP,, 2018.

3.c4 Nf6 4.Qb3 Qc8 (4...e5 5.e3+=) 5.h3 Bd7 6.e3 e5 7.Nf3 Be7 8.Nc3 0-0 9.c5 Be6 10.Bc4 Bc4 11.Qc4 b6 12.cd6 cd6 13.Qc8 Rc8 14.0-0 Nbd7 15.Rfc1 Kf8 16.d4 e4 17.Nd2 d5 18.a3 Ke8 19.Nb5 Kd8 20.Rc8 Kc8 21.Rc1 Kd8 22.Nb3 ½–½. Wister,Finn Arild – Lilleng,Gunnar, Landsturneringen NM i Sjakk, 2013.

3.Nf3 Nf6 4.e3 g6 5.Be2 Bg7 6.c4 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 Bg4).

3.g3 e5 (--> 1.b4 e5 2.Bb2 d6 3.g3 Bg4).

3.g3 Nf6 4.Bg2 Bc8 5.Nf3 g6 (5...e5 6.c4=) 6.d3 (6.Bf6 ef6 7.a3 Be6+=) 6...Bg7= 7.Nbd2 0-0 8.c4 Nbd7 9.0-0 Rb8 10.Qc2 c5 11.bc5 Nc5 12.Rab1 Bd7 13.Ba1 Qc7 14.Nd4 a6 15.f4 Ng4 16.Rf3 Rfc8 17.e4 b5 18.h3 Nh6 19.g4 f6 (19...bc4 20.Rb8 Qb8 21.dc4+=) 20.f5 (20.cb5 ab5 21.Ne2 Na6 22.Qb3 e6=) 20...Nf7= 21.Rg3 (21.cb5 Ne5 22.Rg3 ab5=) 21...Ne5 22.h4 (22.cb5!? ab5 23.Qb2+=) 22...bc4–/+ 23.Rb8 Qb8 24.dc4 Qa7 25.Kh2 Kf7 26.Nf1 Rb8 27.Ne3 Rb4 28.Qd2 Qb8 (28...Rb1 29.Ndc2+=) 29.Nec2 (29.Nb5 Ned3 30.Nc2 Rc4 31.Nba3+=) 29...Ra4 30.Nb3 Ra2 (30...Nc4 31.Qc3–/+) 31.Nc5 (better is 31.Be5 Nb3 32.Qb4 Qb4 33.Nb4–/+) 31...Ba4?? (better is 31...dc5 32.Qd5 Kf8 33.Be5 A) 33...fe5? 34.fg6 (34.Qd7?! Rc2 35.fg6 hg6+/–) 34...hg6 35.Rf3 (35.Qd7?! Rc2 36.Qe6 Rf2+/–) 35...Bf6 36.g5+-; B) 33...Qe5 34.Qd7 Rc2+=) 32.Na4 Ra4 33.Be5 fe5 34.fg6 hg6 35.Rf3 Ke8 36.Qd5 Kd7 37.Bh3 g5 38.c5 Qb2 39.Rf2 Bf6 40.cd6 Rd4 41.Qa5 Rd6 42.Rd2 gh4? 43.g5 Ke8 44.gf6 Rd2 45.Qd2 ef6 46.Qd7 Kf8 47.Qd6 Kg7 48.Qe7 Kg6 49.Bf5 Kg5 50.Qg7 Kf4 51.Qg4 1–0. Le Duigou,Goulven (1750) – Peyre,Jean Jacques (1780), Fouesnant op, 2006.

3.h3 Be6 4.Nf3 Nc6 (4...Nf6 5.e3=) 5.b5+= Nb4? (5...Na5!?+=) 6.e4 (better 6.c4 a6 7.a3 ab5 8.ab4 Ra1 9.Ba1 bc4 10.e4+-) 6...c6? (better 6...d5 7.e5 Bf5+-) 7.a3+- Nc2 8.Qc2 cb5 (8...Bd7 9.Nc3+-) 9.Bb5 Bd7 10.Nc3 (10.Bd7 Qd7 11.Bd4 e6+-) 10...a6 (10...Rc8 11.Qa4 a6 12.Bd7 Qd7 13.Qd7 Kd7 14.Nd5+-) 11.Be2 (11.Bd7 Qd7 12.Nd5 Rc8+-) 11...g6 (11...Nf6 12.d4+-) 12.Nd5 Rc8 13.Qb3 Bc6 (13...e5+-) 14.Bh8 f6 (14...e6 15.Nb6 Rc7 16.d3+-) 15.Nb6 Nh6 16.Nd4 Ba4 (16...Bd7 17.Nc8 Qc8+-) 17.Qa4 Qd7 18.Qd7 Kf7 1–0. DEFFM – GuestWKVJ,, 2018.

3.c4 e6

4.a3 e5 5.h3 Bf5 6.d4 ed4 7.Qd4=.

4.a3 f5 5.g3 Nf6 6.d3 (6.Bg2 d5+=) 6...Be7 7.Bg2 Nc6 (better 7...c6!?=) 8.b5+/- Na5 (8...Ne5!? 9.f4 Ned7 10.Bb7 Rb8+/-) 9.Bc3+- c5 10.Qa4 b6 11.Ba8 Qa8 12.f3 0-0 13.h3 Bh5 14.Ba5 ba5 15.Qa5 Nd7 (15...Qb8 16.Nd2+-) 16.Qd2 (16.Qc7 Rd8+-) 16...Ne5 17.Rh2 Bf6 18.Ra2 d5 (18...Qd8 19.f4 Ng6 20.Nf3+/-) 19.Qc2 (19.g4 Bh4 20.Kd1 Bf7+-) 19...Qd8 (better 19...dc4 20.dc4 f4+-) 20.a4 (better 20.cd5!? Qd5 21.Nd2+-) 20...dc4+= 21.Ra3 (21.dc4 Qd4 22.Rf2 Nc4=) 21...cd3 (21...Qd4 22.Kf1 Rd8 23.Nd2 cd3 24.ed3 Nd3 25.Re2=+) 22.ed3 (22.Qc5 Qd7=) 22...Qd4 (22...Bf3 23.Rf2 Bd5=+) 23.Rg2 (23.Kf1 f4 24.Ne2 Qb4-/+) 23...Bf3 (23...Nf3 24.Kf1-/+) 24.Nf3 Nf3 25.Kf1 Rd8 (25...Qe3 26.Qe2 Qh6 27.h4-+) 26.h4 (better 26.Nd2!? Qb4 27.Qa2 Nd2 28.Rd2=) 26...Ne5-/+ 27.Ke2? (better 27.Qa2!? Rd6 28.Qf2-+) 27...Qd5 (27...Ng4!? 28.Qc1-+) 28.Rf2 Ng4 29.Rf3 Nh2 30.Rf2 Qe5 31.Kd1 Ng4 32.Re2 Ne3 33.Re3 Qe3 34.Qe2 Qg3 35.Qe6 Kh8 36.Qf5? (36.Nd2 Qg4 37.Kc2 Bh4-+) 36...Bh4 (better 36...Bb2 37.Kc2 Qh2 38.Kb3 Ba3 39.Na3-+) 37.Kc2 (better 37.Nd2-+) 37...Qf2 (better 37...Qh2 38.Kb3 Bf6-+) 38.Qf2-/+ Bf2 39.Nd2 g5 40.Ne4 Be3 41.Kc3 (41.a5 Kg7=+) 41...g4 42.Ra2 h5 (42...Kg7 43.Re2 Bd4 44.Kc4-/+) 43.Re2 (43.Rh2 Rd5 44.Kc4 Rd4 45.Kc3 Ra4 46.Rh5 Kg7-/+) 43...Bd4-/+ 44.Kc4 h4 45.Rg2 (45.a5!?-/+) 45...Rg8 46.a5 h3 47.Rh2 Bg1 (better 47...Rg6-+) 48.Rh1-/+ h2 49.Ng3 Kg7 50.Ne2 Kf6 (better 50...Rh8 51.Ng1 A) 51...hg1R? 52.Rg1 Rh4 53.b6 ab6 54.ab6+-; B) 51...hg1N?? 52.Rh8 (52.Rg1?! Rh4+-) 52...Nf3 53.Kd5+-; C) 51...hg1B? 52.Rg1 Rh4 53.b6 ab6 54.ab6+-; D) 51...g3-/+) 51.Ng1+/- hg1Q The mate threat is Qd4 52.Rg1 Ke6 (52...Ke5 53.Kc5 Rc8 54.Kb4+/-) 53.Kc5 Kd7 54.Rg3 White prepares b6 54...Rg5 55.Kc4 Kd6 56.d4 Kc7 57.d5 Kd6 58.b6 a6 (58...Rg7 59.Kb5 ab6 60.a6 Kd5 61.Ra3+-) 59.b7 (59.Rb3 Rf5 60.Rb2 Rf4 61.Kd3 Rf8+-) 59...Kc7 60.Rb3 Do you see the mate threat? 60...Kb8 61.d6 Rg7 62.Kc5 (62.Rd3!? Rg8 63.d7+-) 62...g3+/- 63.d7 (better 63.Kc6!? g2 64.Re3 Rb7 65.Rg3+/-) 63...Rg8?? (better 63...Rd7 64.Rg3 Rc7 65.Kb6 Rg7=) 64.Rg3!! (64.Rg3 Rh8 65.Rh3+-) 1-0. petrobbo (2020) - jagun007 (2190),, 2014.

4.Qb3 a5!?=.

4.Qb3 Qg5 5.Nf3 Qh6 6.e4 (6.Nc3 Nf6+=) 6...Nd7 (6...Nf6!?=) 7.Be2 Bf3 8.Bf3 Ne5 9.0-0 Nf3 10.Qf3 Qg6 (10...Be7 11.d4+=) 11.Nc3 h5 (11...0-0-0!?+-) 12.Nb5+- h4?? (better 12...0-0-0 13.Na7 Kb8+-) 13.Nc7 Kd7 (13...Kd8 14.Na8 h3 15.g3+-) 14.Na8 h3 15.g3 Nf6 (15...Kc8 16.Qa3 Qe4 17.f3+-) 16.Bf6 (16.Rfe1 Kc8 17.Qa3 Qh5+-) 16...gf6 (16...Qf6 17.Qa3 Qd4 18.Qa4 Ke7 19.Rfe1+-) 17.Qe3 Bg7 (17...Bh6 18.Qa7 Qe4 19.f3+-) 18.Qa7 Ke7 (18...Qe4 19.f3 Qc6+-) 19.Qb7 Kf8 (19...Ke8 20.Qc8 Ke7 21.Qc7 Ke8 22.Qd6 Qg3 23.fg3 f5 24.Nc7) 20.Qb8 Ke7 21.Qc7 Kf8 (21...Ke8 22.Qd6 Qg3 23.fg3 f5 24.Nc7) 22.Qd8 1–0. GuestSKZN – GuestJDCY,, 2019.

4.Nc3 Nf6=.

3.Nf3 Bf3

4.ef3 Nd7 5.b5 Ngf6 6.a4 g6 (6...e6 7.Be2=) 7.Be2 (7.a5 Bg7=) 7...Bg7 8.0-0 0-0 9.c4 (9.Re1 d5=) 9...Nh5 10.d4 (10.Nc3 Nf4=) 10...c5 (10...Nf4 11.Bd3=+) 11.Na3 (11.bc6 bc6 12.Qd2 Rb8=) 11...Nf4 12.Re1 Ne2 (12...e6 13.Bf1=+) 13.Re2 Re8 14.dc5 (14.d5 Bb2 15.Rb2 e6=) 14...Bb2=+ (14...dc5?? 15.Bg7 Kg7 16.Rd2+-) 15.Rb2 Nc5 (15...dc5?? 16.Rd2+-) 16.Nc2 a6 17.Nb4 (17.a5 ab5 18.Rb5 Qc8=) 17...ab5 18.ab5 e6 (18...Ra1 19.Qa1 e6 20.Re2=) 19.Ra8 Qa8 20.Ra2 White terminates the opponent with strong threats 20...Qd8 21.g3 (21.Rd2 Qa5 22.Nc2 Qc3 23.Rd6 Qc4=) 21...h5 (21...Qc7 22.Rd2 Rd8 23.Kg2=+) 22.Rd2 Qa5 23.Nc2 Qc3 24.Ne3 Rd8 (24...Ra8 25.Qe2 (25.Rd6?? Ra1-+) 25...Nb3 26.Ra2 Ra2 27.Qa2 Qe1 28.Kg2=+) 25.Rd6+= Rd6 26.Qd6 Nd3 27.Qb6 Qc1 28.Nf1 Ne5? (better 28...Qc4 29.Qb7 Qc5=) 29.Qb7+- Nc4 The passed pawn on b5 will quickly become a dangerous weapon (better 29...Nd3 30.Qa8 Kg7+-) 30.Qc8 Kg7 31.b6! (31.b6 Qb1 32.Qc4 Qb6 33.Ne3+-) 1-0. BeepBeepImAJeep (2615) - Metalhead_666 (2335),, 2015.

4.ef3 Nd7 5.c4 Ngf6 6.b5 g6 7.Be2 Bg7 8.0-0 0-0 9.a4 Nh5 10.d4 (10.Nc3 Nf4=) 10...c5 (10...Nf4 11.Bd3=+) 11.Re1 cd4 (11...Nf4 12.Qd2 e5 13.de5 Be5 14.Be5 de5 15.Bf1=+) 12.Bd4 Bd4 13.Qd4 Ng7 (13...Nc5 14.Nd2=) 14.Nd2 Ne6 (14...Nc5 15.a5=) 15.Qe3 Ndc5 16.a5 Rc8 17.Rec1 (17.Ne4 Qc7+=) 17...Qd7 18.f4 f5 (18...Rfd8 19.Bg4+=) 19.Bf3 Kg7 (19...Rf6 20.b6 ab6 21.ab6+/-) 20.Re1+/- Rce8 (20...Rf6!?+/-) 21.a6+- ba6 22.Bc6 (22.ba6?! h6+=) 22...Qc8 (22...Qc7 23.Be8 Re8 24.ba6+-) 23.Be8 Re8 24.Nb3 ab5 (24...Qc7 25.Nc5 Nc5 26.ba6+-) 25.Nc5 Nc5 26.Ra7 bc4 27.Re7 Re7 28.Qe7 Kg8 29.Qd6 Ne4 30.Qd5 Kg7 (30...Kf8 31.Qd4 Qc6 32.f3+-) 31.Qd4 Kh6 (31...Kg8 32.f3 c3 33.fe4 c2+-) 32.f3 1-0. BeepBeepImAJeep (2625) - Metalhead_666 (2320),, 2015.

4.ef3 Nd7 5.Qe2 e6=.

4.ef3 e5 5.b5 Nf6 6.a4 (6.d4 ed4 7.Bd4 d5=) 6...a6 (6...Nbd7 7.a5=) 7.c4 (7.d4 ed4 8.Qd4 Qe7 9.Kd1 d5=) 7...ab5 (7...Be7 8.d4=) 8.ab5 Ra1 9.Ba1 c6 (9...Nbd7 10.d4=) 10.Be2 (10.d4 Nbd7+=) 10...cb5 11.cb5 Qb6 12.0-0 Be7 13.d4 0-0 (13...Nbd7 14.Re1+=) 14.Nd2 (14.de5 de5 15.Be5 Nbd7+=) 14...ed4 15.Nc4 (15.Nb3 d5+=) 15...Qc5 (15...Qb5 16.Bd4 Qg5 17.Be3=) 16.Bd4 (16.Na5 Nbd7+=) 16...Qg5 (16...Qb5 17.Nd6 Qd5 18.Ne4=) 17.Be3 (17.Na5+=) 17...Qg6 (17...Qb5 18.Nd6 Qb4 19.Nf5+=) 18.Nd6 (better 18.Na5+/-) 18...Nd5? (better 18...Rd8 19.Bd3 Rd6 20.Bg6 Rd1 21.Rd1 fg6+/-) 19.Qd5+- (19.Nb7?! Ne3 20.fe3 Qb6=) 19...Qd6 (19...Bd6 20.Bd3 Qf6 21.Rd1+- (worse 21.Qb7 Bh2 22.Kh2 Qd6 23.g3 Qd3+-)) 20.Qd6 (20.Qb7 Re8+-) 20...Bd6 21.Rd1 Rd8?? (better 21...Bc7+-) 22.Bf4! Bf4 A pinning theme (22...Be7 23.Rd8 Bd8 24.Bb8 b6+-) 23.Rd8 The nicest combinations are those leading to mate 1-0. BeepBeepImAJeep (2575) - tf7,, 2017.

3.h3 Bf5

4.e3 Qd7 5.b5 (5.Nf3 e5=) 5...c6 (5...Nf6 6.g4 Bg6 7.f4=) 6.a4 (6.Nc3 Nf6=) 6...cb5 (6...Nf6 7.Nf3=) 7.ab5 a6 (7...e5 8.d4=) 8.c4 (8.Nc3 Qd8+-) 8...Be6 (8...e6 9.Nf3+=) 9.Be2 Qc8 (9...Nf6+=) 10.Nf3 (10.d3!?+-) 10...Bc4= 11.Qc2 Be6 12.Nc3 Bf5 (12...Nf6!?=) 13.e4 Bg6 (13...Be6 14.0-0+=) 14.Qa4+- Nd7 15.ba6 ba6 16.Ba6 (better 16.Rc1 Qb7 17.Nd5 Qb2 18.Qc6 Qc1 19.Qc1+-) 16...Ra6? (better 16...Qd8+-) 17.Qa6+- Qa6 18.Ra6 Nb8 (18...f6 19.d4 Nh6+-) 19.Ra8 Kd7 20.Rb8 Kc7 (20...Nf6 21.d3 Kc7+-) 21.Rf8 Kd7 22.Nd5 (better 22.Ke2 f6+-) 22...e6 (22...f6 23.d3 Bh5 24.Kd2 Bf3 25.Rc1 Be4 26.Rc7 Ke6 27.de4 g5 28.f4 f5 29.fg5 fe4 30.Nf4) 23.Nb6 Kc6 24.Bg7 Bh5 25.Nc4 (25.Bh8 Ne7 26.Nc4 Kc5+-) 25...Nf6 26.Rh8 Ne4 27.Nd4 Kc5 28.Rc8 Kb4 29.0-0 Ka4 30.Ra1 Kb4 31.Rb1 Ka4 32.Ra8 1–0. DEFFM – GuestCNXY,, 2018.

4.Nf3 Nf6 5.d3 (5.e3 Nc6 6.a3 e5=) 5...d5 (5...Na6 6.Qd2=) 6.Nbd2 (6.g4 Bg6=) 6...Nbd7 (6...e6 7.a3+=) 7.c4+= e6 8.a3 (8.g4 Bg6 9.h4 h6 10.cd5 ed5=) 8...Bg6 (8...a5 9.cd5 ed5 10.g4=) 9.e3 Be7 10.Be2 0-0 11.0-0 c5 12.Qb3 (12.bc5 Nc5 13.Ne5 Bf5=) 12...Qc7 (12...a5 13.Bc3 ab4 14.ab4=) 13.Nh4+= Bh5 (13...a5 14.Ng6 hg6 15.bc5 Nc5 16.Qc2+=) 14.g4 Bg6 (14...dc4 15.Qc4 Bg6 16.Rac1+=) 15.Ng6 hg6 16.Bf3 dc4 (16...a5 17.ba5 Ne5 18.Bg2+=) 17.Qc4 Nb6 (17...Rfc8 18.Rfc1+=) 18.Qb3 cb4 19.Rfc1 (19.ab4 Nfd5+=) 19...Qd7 20.ab4 Nfd5 21.b5 Bb4 (21...Nb4!? 22.d4 N6d5+=) 22.Nc4+- Qb5 (22...Bc5 23.Ne5 Qe7 24.Rc2+-) 23.Nb6 (23.Bd4 a5 24.e4 e5 25.Be5 Nc4 26.dc4 Qe8+-) 23...Qb6 (23...ab6?? 24.Bd5 ed5 25.Bc3+-) 24.Bd5 ed5 25.Qd5 a5 26.Bd4 Qa6 27.Qe5 f6 (27...Qf6 28.Qf6 gf6 29.Bf6+-) 28.Qd5 Kh8 29.Rc7 Rab8 (29...Qd6!? 30.Qd6 Bd6 31.Rd7+-) 30.Qd7 Rg8 31.g5 Bd6?? (31...Rbd8 32.Qg4 fg5+-) 32.Bf6! Bc7 (32...gf6 33.Qh7 Mate attack) 33.Ra4 Bf4 (33...Bh2 34.Kh2 Qd6 35.Qd6 Rge8 36.Rh4 Kg8 37.Qd5 Re6 38.Qe6 Kf8 39.Rh8) 34.Rf4 (34.Rf4 Qc4 35.Rc4 gf6 36.Rh4) 1–0. Fournier,Frederic (2060) – Gaona,Fernando (2030),, 2009.

3.h3 Bh5

4.g4 Bg6 5.Bg2 c6 6.c4 e5 7.b5 Be7 (7...Nf6 8.d4=) 8.Qa4 (8.d4 e4=) 8...Qd7 (8...Qb6 9.Nc3=+) 9.d4 (9.f4 Bh4 10.Kd1=) 9...f5 (better is 9...e4!?=) 10.de5+= de5 11.Be5 (11.gf5 Bf5 12.Be5 Nf6+=) 11...Bf6+= 12.Bb8?? (12.Bf6 Nf6 13.gf5 Bf5+/–) 12...Rb8?? (12...cb5 13.cb5 Ba1 14.Ba7 fg4–+) 13.Na3?? (13.bc6 Qc7 14.cb7 Kf7 15.Bd5 Kf8 16.gf5=) 13...cb5 (13...Ba1 14.bc6 Bc3 15.Kf1 Qd2 16.c7 Ke7 17.Bb7 Qe1 18.Kg2 Bd4 19.Qb4 Qb4 20.cb8Q Qb6+/– (20...Qa3? 21.Qc7 Kf8 22.Qd8 Be8 23.Qd4+-)) 14.Qa7=+ Rd8 15.Qe3 Ne7 16.Rb1 f4! (16...fg4?! 17.Be4 bc4 18.hg4 Be4 19.Qe4 Qd2 20.Kf1 Qa2 21.Nb5–/+) 17.Qb3?? (17.Qf4 Bc3) 17...Bb1 18.Nb1 (18.Bf3 Ba2! 19.Qb5–+) 18...Bc3!! 19.Nc3 (19.Qc3 Qd1) 19…Qd2 (20.Kf1 Qc1 21.Qd1 Rd1 22.Nd1 Qd1) 0–1. Durez,Cedric (1610) – Pavlov,Vladimir, St Quentin op 5th, 2002.

4.g4 Bg6 5.Bg2 c6 6.h4 h5 7.g5 e5 =.

2.Bb2 h6

3.b5 a6!? 4.e3 ab5 5.Bb5 c6=.

3.b5 b6 4.e3 Bb7 5.Nf3 e6 6.Be2 (6.Nc3 Nf6+=) 6...Nf6 7.0-0 (7.Nc3 Be7=) 7...e5 (7...a6!?=) 8.a4 Nbd7 9.a5 ba5 10.d4 e4 11.Nfd2 Bd5 (better 11...d5!?+=) 12.c4 Be6 (12...Bb7 13.Nc3+-) 13.Nc3 Nb6 (13...Be7 14.Nde4 Ne4 15.Ne4+-) 14.Ra5 (14.d5 Bf5+-) 14...d5 (14...Be7 15.Qc2+- (15.Nce4?! Ne4 16.Ne4 Nc4+=; 15.Nde4?! Nc4 16.Ra2 Ne4 17.Ne4 0-0+=)) 15.c5 Nc8 (15...Nbd7 16.Qa4 Be7 17.Ra7+-) 16.Qa4 Bd7 (16...Qd7 17.f3 Be7 18.fe4+-) 17.f3 Nb6 (17...ef3 18.Bf3 a6+-) 18.cb6 cb6 19.Ra7 Ra7 20.Qa7 Bc8 (20...Bb4+-) 21.fe4 Nd7 (21...Be6 22.ed5 Nd5 23.Nd5 Bd5+-) 22.Nd5 Bd6 23.Ba3 Bb8 24.Qa8 Bh2 25.Kh2 Qh4 26.Kg1 Qd8 (26...Nc5 27.Qc8 Qd8 28.Nc7 Ke7 29.Rf7 Kf7 30.Bc4 Qd5 31.Bd5 Kf6 32.Qf5 Ke7 33.Bc5 bc5 34.Qf7 Kd8 35.Be6 cd4 36.Qd7) 27.Qc6 Rg8 (27...h5 28.Rf5 Ba6 29.Re5 Qe7 30.Qa8 Nb8 31.Qb8 Bc8 32.Qc8) 28.Nc4 (28.Nc4 Rh8 29.Qe6 fe6 30.Nd6) 1–0. DEFFM – GuestTHPM,, 2019.

3.c4 e5 4.Nf3=.

3.c4 e6 4.e3 Ne7 (4...e5 5.d4=) 5.Qb3 (5.d4 d5+=) 5...Rg8 (5...e5 6.d4=) 6.Nf3 g6 (6...e5 7.d4 ed4 8.ed4+=) 7.g3 (7.d4 a5+=) 7...Nd7 8.d4 a6 (8...a5 9.ba5 Nc6 10.Bc3=) 9.Nc3 b6 10.a4 (10.Bg2 Bb7+=) 10...Bb7 11.Bg2 Bg7 12.0-0 Nf8 (12...c5 13.dc5 bc5 14.b5+=) 13.Rfd1 Qd7 (13...g5 14.d5+=) 14.Rac1 f5 15.c5 d5 (15...Nd5 16.a5+=) 16.cb6+/- cb6 17.Ba3 g5 18.Ne5 Be5 19.de5 Nfg6 (better 19...b5+/-) 20.Ne2 (better 20.e4!? d4 21.b5 Ne5 22.ba6 Be4 23.Be4 fe4 24.Ne4+-) 20...h5 (20...Ne5 21.Bb2 Qd6 22.a5=) 21.e4 fe4 22.Be4 (22.Nc3 Ne5 23.Ne4 Rg6+/-) 22...Kf7 (better 22...Ne5!? 23.Bb2 Qd6=) 23.Bg6 Rg6 24.b5 a5? (better 24...Nf5!?+=) 25.Bd6 (25.Qe3 Qd8 26.Qf3 Kg7 27.Qh5 Qd7+-) 25...Rc8 26.Rc8 Bc8? (better 26...Nc8 27.Qf3 Kg7 28.Bf8 Kg8 29.Qh5 Qh7+-) 27.Rc1 Nf5 (27...Qd8 28.Be7 Ke7+-) 28.Rc7 Nd6 29.Rd7 Bd7 30.ed6 1-0. ClayPigeons (2045) - pianomambo (2105), Rated Bullet game,, 2020.

3.e3 a6

4.a4 e6 5.Nf3 Nf6 6.c4 Be7 7.b5 0-0 8.Be2 Qe8 (8...d5 9.0-0=) 9.Nc3 Nh7 (9...e5 10.d4 Nbd7 11.0-0+=) 10.0-0+= f6 11.d4 e5 (11...f5 12.a5+=) 12.de5 (12.Qd3 c6+-) 12...fe5+= 13.Nd5 Bd8 14.Qc2 (14.c5+=) 14...Ng5 (14...Be6+=) 15.Nh4?? (15.Ng5 hg5 16.c5 dc5 17.Qc5 ab5 18.ab5 Ra1 19.Ra1 Qf7+-) 15...Nh3?? (better 15...c6 16.Nc3 Nh3 17.gh3 Bh4=+) 16.gh3+- Bh4? (16...c6 17.bc6 bc6+=) 17.Bg4 (better 17.Nc7 Qf7 18.Na8 Bf2 19.Kh1 Bh3 20.Nb6 Bf1 21.Rf1+- (21.Bf1?! Be3 22.Nd5 Bc5+-)) 17...Qf7 (17...Bg4!? 18.hg4 Bd8=) 18.f4+= c6?? (18...Bg4 19.hg4 ab5 20.fe5 Qd7 21.Rf8 Kf8+-) 19.fe5+- Qg6 (19...Bg4 20.Rf7 Rf7 21.hg4 cd5 22.cd5 Bf2 23.Kh1 Be3 24.Qc8 Rf8 25.Qe6 Kh7 26.Qd6 Rf2+-) 20.Qg6 (20.Qg6 Ra7 21.Rf8 Kf8 22.Bh5 Bf2 23.Kf2 Kg8 24.Nf6 Kh8 25.Qh7) 1–0. GuestZDZJ – GuestGTLX,, 2018.

2.Bb2 Nh6

3.a3 e5 4.e4 a6 (4...Be7 5.Nc3=) 5.h3 (5.Nf3 Be7+=) 5...Be6 (5...f5 6.Nc3+=) 6.Nc3 Nd7 (6...Be7 7.Bd3=) 7.Nf3 Be7 8.Be2 (8.d4 c6+=) 8...c6 (8...f5 9.0-0=) 9.0-0+= 0-0 10.Nh2 (better is 10.d4!?+=) 10...f5 (10...d5 11.Ng4 Ng4 12.Bg4+=) 11.ef5 (11.Nf3 d5 12.ed5 cd5+=) 11...Bf5 (11...Nf5 12.Nf3–/+) 12.d3 (better is 12.Ng4=) 12...Nf6 (better is 12...d5!?+=) 13.g4+= Be6 14.f4 Nd5 15.fe5 Qb6 16.d4 Rf1 17.Bf1+= de5 18.Nd5? Bd5?? 19.Bg2?? Rd8 20.c3 Bf6–/+ 21.Bd5 Rd5?? 22.Qb3 Nf7 23.Nf3 Kf8 24.Kg2 ed4= 25.cd4 Qc7 26.Re1 Qf4 The pressure on the isolated pawn grows 27.Qd3 Ng5 28.Ng5 Qg5 29.Qe4 Qg6 30.Qe6 Rd8 31.Re2 h5 32.Kg3 Qd3 33.Re3? h4?? 34.Kf3?? Qd1 35.Kf4?? Qd2 36.Bc3?? Qh2 37.Kf5= Qd6 38.Qd6 Rd6 39.Rd3 Kf7 40.Bb2 Rd5 41.Ke4 a5 42.ba5 Ra5 43.Rb3 b5 44.Rc3 Ra6 45.Rc5 g6 46.Bc1 Be7 47.Rc3 Ke6 Exerts pressure on the isolated pawn 48.Rb3 Ra4= 49.Rc3 c5+= 50.Rd3 c4 51.Rc3 Ra8 52.Re3?? Bg5–+ 53.Rc3 Bc1 54.Rc1 Ra3 55.d5 Kd6 56.Rf1 c3 57.Rf6+= Kd7 58.Rg6 b4 59.Kd3 Ra5 60.d6?? Rd5–+ 61.Kc2 Rd2 62.Kb3 Rb2 63.Kc4 c2 (63...c2 64.Rg7 Kd6 65.Rg6 Ke5 66.Kc5 c1Q 67.Kb6 Qe3 68.Kb7 Qe4 69.Kb6 Qg6 70.Kc5 Qa6 71.g5 Qb7 72.g6 Rc2) 0–1. ANZARBOND (1635) – labru, internet, 2009.

3.e3 a5 4.b5+= a4 5.c4 (5.Nf3 Nd7+-) 5...a3 (5...Bf5!?+=) 6.Na3+- c6 (6...Nd7 7.Nf3+-) 7.Nf3 e5 (7...Nd7 8.Be2+-) 8.Nc2 (8.Be2 Be7+-) 8...Bg4 (8...Bf5 9.Nb4+-) 9.Be2 Bf3 (better 9...Nd7!?+-) 10.Bf3+- g5 (10...Be7 11.0-0+-) 11.0-0 Qb6 (11...Bg7 12.Nb4 0-0 13.Qc2+-) 12.Nb4 Rg8 Black prepares g4 13.d4 (13.Qc2 g4 14.Be2 Nd7+-) 13...g4 (13...d5 14.a3 Bb4 15.ab4 Ra1 16.Ba1 dc4 17.bc6+-) 14.Be2 cb5 (14...Nd7+-) 15.cb5 Nd7 16.Nd5 Qd8 17.a4 (17.b6 Rc8+-) 17...Nb6 18.Qb3 Nd5 (18...Bg7 19.Rfc1 Nd5 20.Qd5+-) 19.Qd5 Bg7 (19...Rb8 20.b6 Be7 21.de5 Qb6 22.Bd4+-) 20.Qb7 Rb8 21.Qc6 (21.Qe4 Kf8+-) 21...Kf8 (21...Qd7 22.Qc2+-) 22.Ba3 Rb6 (22...Nf5 23.Qd5 Ne7 24.Qd6 ed4 25.Qf4+-) 23.Qd5 ed4 (23...Nf5 24.Bc4 Qd7 25.e4+-) 24.ed4 (better 24.a5 de3 25.Rac1 Bf6 26.ab6 Qb6+-) 24...Bf6 25.Bc4 (25.Bc1 Bg5 26.a5 Rb8+-) 25...Be7 (25...Rg5 26.Qe4 Kg7+-) 26.Rae1 Rg5 (26...Bf6 27.a5 Rb8 28.Bd6 Kg7 29.b6+-) 27.Qe4 (27.Re5 Rg6 28.Rfe1 Re6+-) 27...Nf5 (27...f5 28.Qf4 Rg6 29.a5+-) 28.a5 (better 28.Bc1 Rh5 29.a5 Rb8 30.Qg4 Ng7+-) 28...d5 29.Bd5 (better 29.Be7 Ne7 30.Qe3+-) 29...Ba3 (29...Rb5 30.Be7 Ne7+-) 30.ab6 Bb4 (30...Kg7 31.Qe5 Qf6 32.f4+-) 31.b7 Be1 (31...Bd6 32.Rc1 Rh5+-) 32.Re1 Kg7 33.Qe5 f6 34.Qe8 (better 34.b8Q Qb8 35.Qb8+-) 34...Qa5 35.b8Q g3 (35...Qe1 36.Qe1 g3 37.Qg8 Kh6 38.Qf8 Kh5 39.Qee8 Kh4 40.Qe4 Kh5 41.Bf7 Rg6 42.Qf5 Kh4 43.fg3 Rg3 44.Qh6) 36.Qf7 (36.Qf8 Kg6 37.Qbe8) 36...Kh6 37.Qbf8 Ng7 38.Qf6 Rg6 (38...Kh5 39.Bf3 Rg4 40.Q8f7) 39.Q8g7 (39.Qh4) 39...Kh5 40.Qh7 Kg4 41.Be6 (41.Qhg6) 1–0. GuestMPZD – GuestCXTT,, 2019.

3.e3 Bf5!?=.

3.e4 a6 4.c4 (4.Nf3 Nc6+=) 4...e5 (4...Nc6 5.Nf3+=) 5.Nc3 Be6 (5...Be7 6.Nf3+=) 6.Be2 (6.Nf3 Nc6+=) 6...Nd7 (6...Be7 7.Nf3+=) 7.Nf3+/– Be7 8.a3 (8.d4 0-0+/–) 8...c6 (8...0-0 9.0-0+=) 9.h3 (9.d4 f5+/–) 9...b5 (9...0-0 10.d4 ed4 11.Nd4+=) 10.cb5+/– ab5 11.d4 ed4 (11...Bc4 12.Bc4 bc4 13.0-0+/–) 12.Nd4 Qc7? (better is 12...Ne5+/–) 13.f4?? (13.Ncb5 cb5 14.Nb5 Qc6 15.Bg7 Rg8 16.Bh6 Rg2+-) 13...Nf6?? (better is 13...Bh4 14.Kf1 0-0=) 14.Rc1+- 0-0 15.Ne6 fe6+/– 16.Nb5 Qb8? 17.Nc3 Nf7? 18.0-0+- Rc8 19.Bf3 d5 20.e5 Nd7 21.Bg4 Nf8 22.Qc2 White prepares f5 Nh6 23.Qe2 Ng4 24.hg4 c5= 25.b5 c4+= 26.f5 d4 27.f6?? dc3?? 28.fe7+= cb2 29.ef8Q Exerts pressure on c4 29...Rf8 30.Rf8 Qf8 31.Qb2 Ra3?? 32.Rc4+- Ra8?? 33.b6 Rb8 34.b7 Qd8 35.Qb3 Qd7 36.Rb4 Kf7 37.Qb1 h6 38.Qf1+- Ke7?? 39.Rf4 Qe8 40.Qa6 Qd7 41.Qa3 Kd8 42.Rf8 Kc7 43.Rb8 Qd4 44.Kh1 Qe5 45.Rc8 Kb7 46.Qa8 Kb6 47.Rc6 Kb5 48.Qb7 (48.Qb7 Ka4 49.Rc4 Ka5 50.Qb4 Ka6 51.Rc6 Ka7 52.Qb6 Ka8 53.Rc8 Qb8 54.Rb8#; 48.Qa6 Kb4 49.Rc4 Kb3 50.Qa4 Kb2 51.Rc2 Kb1 52.Qa2) 1–0. labru – ANZARBOND (1725), internet, 2009.

3.e4 c6 4.Bc4 (4.a3 e5=) 4...e5 5.Nc3 (5.Nf3 f5 6.ef5 Bf5=) 5...Nd7 (5...b5 6.Bb3=) 6.d3 (6.Nf3 f5 7.d3 b5=) 6...Nb6 (6...b5 7.Bb3=) 7.Bb3 Be6 (7...d5!? 8.ed5 cd5=) 8.Be6+= fe6 9.Nf3 (9.Qh5 g6 10.Qh3 Qf6+=) 9...Qe7 (9...Be7 10.a4=) 10.0-0+= 0-0-0 (10...d5 11.Ne5 Qb4 12.Rb1+=) 11.a4 (11.b5 c5+/–) 11...d5 (11...g5 12.b5+/–) 12.a5 (better is 12.b5 Qb4 13.Rb1+/–) 12...Qb4?? (better is 12...Nd7 13.b5 Qd6+/–) 13.ab6+- Qb6 14.Na4 Qb4 (14...Qc7 15.Be5 Bd6 16.Bd6 Qd6 17.e5+-) 15.Bc3 (15.Re1 b5 16.Ba3 Qa3 17.Ra3 Ba3+-) 15...Qe7 16.Ne5 de4 17.Nb2 g6 (17...a6+-) 18.Nc6! bc6 19.Bh8 1–0. Wall,Bill – Gorgon, internet, 2002.

3.e4 d5 4.ed5 Qd5 5.Nc3 +=.

3.Nf3 e5 4.e3 Be7 5.h3 (5.Nc3 0-0=) 5...Nc6 6.b5 Na5 7.a4 (7.Nc3 0-0=) 7...Be6 (7...0-0 8.Nc3=) 8.Nc3 (8.d4 e4 9.d5 ef3 10.de6 Bf6 11.ef7 Nf7=) 8...Nf5 (8...0-0 9.d4=) 9.e4 (9.Bd3 0-0=) 9...Nh4= 10.g3 (10.Nd5 f5 11.Bc3 fe4 12.Nh4 Bh4 (worse 12...Bd5 13.Nf5+-) 13.Nc7 Qc7 14.Qh5 g6 15.Qh4 0-0 16.Qe4 Nc4=) 10...Nf3=+ 11.Qf3 Nc4 (11...c6 12.Nd1=+) 12.Bc4= Bc4 13.d3 Be6 14.Nd5 Bd5 (14...0-0 15.d4 f6 16.h4=+) 15.ed5 c6? (better 15...0-0=) 16.dc6+- (16.bc6?! bc6 17.dc6 Rc8+=) 16...0-0 (16...bc6 17.Qc6 (17.bc6?! Rc8+=) 17...Kf8 18.c4+-) 17.cb7 Qa5 (17...Rb8 18.a5 e4 19.de4 Rb7 20.c4+-) 18.c3 (18.Ke2 Rab8+-) 18...Rab8 19.Qc6 Qb6 20.a5 (20.Qb6 ab6 21.a5 ba5 22.Ra5 Rb7+-) 20...Qb7+- 21.Qb7 Rb7 22.c4 a6 (better 22...Rc8!?+-) 23.b6+- Rc8 24.Ba3 (24.Kd2 Bg5 25.Kc3 f5+-) 24...f6 25.Ke2 Kf7 26.Rhc1 Ke6 27.Rc2 Kd7 28.Rac1 Kc6 29.Ke3 (29.d4 Rd7+-) 29...f5 (29...Rd7 30.d4 Kb7 31.Bb2+-) 30.f4 Rd8 (30...Bf6 31.c5 d5 32.fe5 Bg5 33.Kd4 Bc1 34.Bc1+-) 31.Rf1 (31.c5 d5 32.fe5 Bg5 33.Kd4 Bc1 34.Bc1 Re8+-) 31...ef4 (31...Re8!?+-) 32.Kf4+- (32.Rf4?! Bg5=; 32.gf4?! Bf6+-) 32...h6 (32...Re8 33.d4 Bf6 34.d5 Kd7 35.c5 dc5 36.Bc5+- (36.Kf5?! Bd4 37.Kg5 Kd6+=)) 33.Rcf2 (33.Re1 Rbd7+-) 33...Rf8 (33...Bg5 34.Kf3 Re8 35.Kg2+-) 34.d4 (34.Re1!? Bf6+-) 34...d5+- 35.c5 Bg5 36.Kf3 f4 (36...Re7 37.Bb2+-) 37.Kg4 g6?? (better 37...Re7 38.h4 Re3+-) 38.gf4+- Bf6 (38...Bd8 39.Re2 h5 40.Kg3 Rf6+-) 39.Bb2 (better 39.Re2 h5 40.Kf3+-) 39...Re8 (39...Re7 40.Kg3+-) 40.f5 Re4 (40...Rg7 41.fg6 Rg6 42.Kf5+-) 41.Rf4 Re2?? (41...gf5 42.Kf5 Rf4 43.Rf4 Bg5+-) 42.fg6 Bg5 (42...Bg7 43.Rf6! Bf6 44.Rf6 Kb5 45.c6 Re4 46.Kh5+-) 43.Rf7 Re4 (43...Rb8 44.g7 Rg8 45.Rc7 Kb5 46.b7 Rb2 47.Rf8 Rg7 48.b8Q Ka5 49.Qb2 Bc1 50.Rg7 Bb2 51.c6 Kb5 52.c7 Bd4 53.c8Q Bg7 54.Qb7 Kc4 55.Qc7 Kd3 56.Rf3 Ke2 57.Qc2 Ke1 58.Re3 Kf1 59.Kf3 Be5 60.Qg2) 44.Kf5 Rb8 45.g7 Rg8 (45...Be7 46.Kg6 Re2 47.Kh7+-) 46.Kg6 Ree8 1–0. pukism (1725) – kinshukb,, 2015.

3.h3 a6 4.e4 g6?? 5.Bh8+- Be6 (5...f6+-) 6.Bb2 (6.Nf3 f6 7.Nd4 Qc8+-) 6...Nd7 (6...Nc6 7.a3+-) 7.d4 (7.Nf3 f5+-) 7...f5 8.d5 Bf7 9.f3 (better is 9.Qe2!? c6 10.c4 a5+-) 9...e6 10.Nd2 (better is 10.Qe2 Qh4 11.Kd1 e5+-) 10...ed5 (10...Qh4 11.Ke2 ed5 12.Qe1 Qe1 13.Re1 de4 14.fe4 Ba2 15.ef5 Nf5 16.g4+-) 11.ef5 Nf5 12.Ne2 Ne3? 13.Qc1 c5 14.c4! dc4 15.bc5?? Nc5= 16.Qc3?? Qh4 17.Ng3?? Qg3–+ 18.Ke2 Nd3 19.Qd3?? cd3–+ 20.Ke3 Bh6 21.Kd3 Bd2 22.Kd2 Qf2 23.Kc3 Rc8 (23...Rc8 24.Kd3 Bc4 25.Ke4 Qd2 26.Bd4 d5 27.Ke5 Qg5 28.Kd6 Qe7) 0–1. Waylander The Slayer – Lats (1625),, 2009.

3.e4 e5

4.Nc3 c6 (4...Be6 5.Nf3+=) 5.Nf3 Be7 6.Bc4 0-0 7.a3 Ng4 (7...a5 8.0-0+=) 8.h3 (8.0-0 b5 9.Bb3 a5+=) 8...Nf6 9.0-0 b5 10.Bb3 h6 (10...a5!?+=) 11.d4 Nbd7 12.Qe2 (12.a4!?+-) 12...a5+= 13.ba5 (13.Rad1 Qc7=) 13...Qa5= 14.Na2 Re8 15.Nb4 Bb7 16.de5 de5 17.Ne5? (better 17.Bc3=) 17...Ne5–+ 18.Be5 c5 19.Nd5 (19.Bf6 Bf6 20.Bd5 cb4 21.Bb7 Ba1 22.Ba8 Ra8 23.Ra1 ba3 24.Qd3–+) 19...Bd5–+ 20.Bd5 Nd5 21.ed5 (21.Bg7 Kg7 22.ed5 Bg5–+) 21...Bd6! 22.f4 (22.Bd6 Re2 Pinning (22...Re2 Deflection; 22...Re2 Clearance)) 22...f6 23.Qe1 (23.Qg4 fe5 24.a4 Qb4–+ (24...ef4 25.Qd7 Be5 26.Ra2–+)) 23...Qe1 (23...Be5?! 24.fe5 Re5 25.Qa5 Ra5 26.d6=) 24.Rfe1 fe5 (24...Be5?! 25.fe5 Re5 26.Re5 fe5 27.Re1=) 25.fe5 (25.Rab1 e4–+) 25...Be5 26.Rad1 (26.Rab1 Bd4 27.Kh2 Re1 28.Re1 Ra3–+) 26...Bd4 (better 26...Ra3 27.Kh1 Kf7 28.Rb1–+) 27.Kh1 (27.Kh2 Red8 28.Rb1 Ra3 29.Rb5 Rd5–+) 27...Re1 28.Re1 Ra3 29.d6 (29.Kh2 Kf7–+) 29...Ra1 30.Ra1 Ba1 31.d7 (31.h4 Kf7 32.d7 Ke7 33.d8Q Kd8–+) 31...Bf6 32.d8Q (32.Kg1 Kf7–+) 32…Bd8 (32...Bd8 33.Kg1 Kf7–+) 0–1. mischo (1725) – diderot (1715),, 2015.

4.Nf3 =.

2.b5 a6

3.a4 ab5–/+ 4.e4 ba4 5.c4 c5 6.Nc3 Bd7 7.Bb2 Nf6 8.Nb5 Nc6 9.d3 Nb4 (better is 9...Qa5!? 10.Bc3 Nb4–+) 10.Ra4–/+ Bb5 11.cb5 e5 12.Bc3 Na2 13.Qc2?? (better is 13.Bd2!?+=) 13...Nc3 (better is 13...Ra4 14.Qa4 Nc3–+) 14.Ra8 Qa8 15.Qc3 b6 16.Be2 Qa2 17.Nf3 Qb1 18.Bd1 Qb5 19.0-0 h6 20.Qa1 Be7?? 21.Ba4+- Qd7 22.Bd7 Nd7 23.Nd2 0-0 24.Nc4 b5 25.Ne3 Nf6 26.Nd5 Re8 27.Nf6 Bf6 28.Rb1 b4 29.Qa4 Rd8 30.g3 g6 31.f4 Bg7 32.f5 gf5 33.ef5 Bf6 34.Qc6 Kg7 35.Qe4 h5 36.g4 d5 37.Qg2 hg4 38.Qg4 Kf8 39.Rf1 Ke7 40.Qd1 c4?? 41.Re1 b3 42.d4 e4 43.Qb1?? Bd4= 44.Kg2 1–0. iczker – p7c, kurnik, 2011.

3.ba6 Na6 4.Bb2 e5 5.e3 Be6 6.Nf3 Nc5 7.d4 Nd7 8.de5 de5 9.Ne5 Ne5 10.Qd8 Rd8 11.Be5 Bb4 12.c3 Bf8 13.Bc7 Rd7 14.Be5 f6 15.Bd4 Bd6 16.Bb5 Ne7 17.Bd7 Kd7 18.0-0 Nd5 19.Nd2 Ra8 20.Ne4 Be7 21.c4 Nb4 22.Rfd1 Ke8 23.Nc5 Bc4 24.Nb7 Ra2 25.Ra2 Na2 26.Rd2 Nb4 27.Bc5 1–0. poganinbezdom – mjrgrosss (1665), kurnik, 2012.

3.Bb2 ab5–/+ 4.e4 c6 5.f4 e6 6.g3 g5?? (better is 6...d5!?–/+) 7.Bg2 (7.Bh8 gf4 8.d4 Ne7+-) 7...gf4?? (better is 7...e5 8.fe5 Bg7=) 8.g4 (better is 8.Bh8 e5 9.d4+-) 8...Qh4–+ 9.Kf1 Na6?? 10.Bh8+- f6 11.h3 Bd7 12.Nf3 Qh6 13.Nc3 0-0-0 14.a4 b4 15.Ne2 Nc5 16.a5 Ne4 17.a6 Ng3 18.Ng3 fg3 19.ab7 Kb7 20.Qe2 Ra8 21.Ra8 Ka8 22.Qa6 Kb8 23.Qb6 Kc8 24.Qa7 c5 25.Ke2 Ne7 26.Ra1 Nc6 27.Qb6 Nd4 28.Nd4 cd4 29.Ra8# 1–0. poganinbezdom – andrzejknp, kurnik, 2012.

3.c4 b6 4.Bb2 Bb7 5.a4 (5.Nf3 Nf6=) 5...Nd7 6.e3 Nc5 (6...e5!?=) 7.d4+= Ne4 8.Nd2 e5 (8...Nd2 9.Qd2 ab5 10.cb5= (worse is 10.ab5 Ra1 11.Ba1 Qa8–/+)) 9.Ne4 Be4 10.f3 Bb7 11.d5 (11.de5!? Qh4 12.g3+/–) 11...Be7= 12.Ne2 f5 13.Ng3 Bh4 14.Bd3 (better is 14.f4=) 14...f4?? (better is 14...Qg5 15.Kf1 Qe3 16.Bf5 Qf4+=) 15.ef4+- ef4 16.0-0?? fg3= 17.Re1?? Ne7 18.Bg7 gh2 19.Kh1 Rg8 20.Bh6? Be1 21.Qe1 Qd7 22.Bh7 0-0-0 23.Bg8 Rg8 24.Bf4 Kb8 25.Be3 Nf5 26.Bf2 Qg7 27.g4 Nd4 28.Bd4 Qd4 29.Qf1 Bc8 30.Rd1 Bg4 31.Rd4+- Bf3 32.Kh2 (32.Kh2 Rh8 33.Kg3+-) 1–0. popovicigelu – ferit1, kurnik, 2011.

3.e3 ab5 4.Bb5 c6 5.Bc4 d5 6.Bb3 Be6 (6...e5 7.d4+=) 7.a3 Nf6 8.Bb2 g6 9.d3 Bg7 10.Nf3 0-0 11.Be5 (11.0-0 Na6=) 11...Nbd7+= 12.Bd4 c5 13.Bc3 b6 14.Nbd2 Ng4 (better is 14...b5–/+) 15.h3?? (15.Bg7 Kg7 16.Qb1 Qc7=) 15...Nh6?? (better is 15...Bc3 16.hg4 c4–+ (16...Ba1?! 17.Qa1 b5 18.Ng5–+)) 16.Bg7= Kg7 17.0-0 Nf5 18.Ng5 Nd6 19.Ne6 fe6 20.f3 b5 21.e4 c4–/+ 22.dc4 bc4 23.Ba2 Ne5 24.ed5 ed5 25.Ne4? Ne4 26.fe4 Rf1 27.Qf1 de4 28.Qf4?? Qd4 29.Kh1 Qa1 30.Kh2 Qa2 31.Qe5 Kh6 32.Qf4 Kg7 33.Qe5 Kf7 34.Qd5 Kg7 35.Qa8?? Qc2–+ 36.a4 e3 37.a5?? e2 38.Qd5 e1Q 39.a6 Qce4 40.Qc5 Qe5 41.Qe5 Qe5 42.Kg1 Qa5 43.Kf2–+ Qa6 44.Ke3 Qd6 45.Ke4 c3 46.g4 c2 47.h4 c1Q 48.g5 Qe1 49.Kf3 Qdg3# 0–1. huno – rwand, kurnik, 2012.

3.e4 ab5 4.Bb5 Bd7 5.Bd7 Qd7 6.Nf3 Qb5 (6...Nf6 7.Qe2=) 7.d3+= e5 8.0-0 Nc6 (8...Nf6 9.c4 Qc6 10.Nc3+=) 9.Nc3+/– Nf6?? (better is 9...Qc5 10.Nd5 Nce7+/–) 10.Nb5+- (10.Nb5 Rc8 11.Bg5+-) 1–0. Tiedemann,Joern (2125) – Feiertag,Manfred (1770), RSS4D basic–16, 2008.

3.c4 ab5

4.cb5 c5 5.Bb2 Ra5 6.e3 Nf6 7.a4 (7.d4 cd4 8.Bd4 Nbd7=+) 7...e5 8.Nf3 Be6 9.Be2= c4 10.Bc3 Nbd7 11.Ba5 Qa5 12.0-0 c3? 13.Nc3 e4 14.Nd4 Be7 15.Ne6 fe6 16.Qc2 d5 17.f3 0-0 18.fe4 de4 19.Ne4 Ne4 20.Rf8 Bf8 21.Qe4 Qd2 22.Qd3 Qb2 23.Rf1 Nc5 24.Qd8 Nd7 25.Qd7 Qe2 26.Qe6 (26...Kh8 27.Rf8) 1–0. IOM – fly, Caissa's Web, 2004.

4.cb5 c6 5.e3 e6 (5...e5 6.Bb2+=) 6.Bb2 Qg5 (6...Nf6 7.Be2=) 7.f4 (7.Nc3 Nf6=) 7...Qg6 8.a4 cb5 (8...Be7 9.Nf3=) 9.ab5 Ra1 10.Ba1 Nf6 11.Nf3 h6 (11...Be7 12.Be2=) 12.Nc3 Be7 13.d4 Nbd7 (13...0-0 14.Qd2=) 14.g3 (14.Bd3 Qg4+=) 14...b6 15.Nh4 Qh7 16.Bd3 g6 17.e4 h5 (17...Bb7 18.Nf3=) 18.e5 (18.Nf3 Bb7+=) 18...Ng4 19.ed6 Bd6 20.Ne4 Be7 21.d5 (21.Nf3 Ngf6=) 21...ed5+= 22.Qc2 (better is 22.Ng5!? Bg5 23.fg5=) 22...0-0–/+ 23.Nf2 (23.Ng5 Re8 24.0-0 Bc5 25.Kh1 Ne3=) 23...Nc5 (23...Ne3 24.Qc6 Bh4 25.gh4 Ng2 26.Kd1–+) 24.Ng4 Bg4 25.0-0 Bh4 26.gh4 Bf5 (better is 26...Qh6–/+) 27.Bf5+= gf5 28.Kh1 f6 29.Qa2 (29.Qg2 Kh8 30.Qd5=) 29...Ne6 (better is 29...Qf7+=) 30.Qd5+/– Re8? (better is 30...Qf7+/–) 31.Bf6+- (31.Bf6 Qc7 32.Rg1 Kf8 33.Be5+- (33.Qf5?! Qf4 34.Rf1 Qf5 35.Rf5 Ng7 36.Bg7 Kg7+-)) 1–0. Fournier,Frederic – Lavigne Alain, Active Game Paris FRA, 1996.

4.cb5 c6 5.e4 Nf6 6.Nc3 d5 =.

4.cb5 Bd7 5.e3 c6 6.bc6 Bc6 7.Qb3 Qc7 8.Nf3?? (8.Nc3 Nf6=) 8...Nf6?? (8...Bf3 9.Nc3 Bc6 10.d4–+) 9.d4?? (9.Nc3 e5=) 9...e6?? (better is 9...Bf3 10.Nc3 Bc6–+) 10.Nbd2 Be7 11.Bb2 0-0 12.Be2 Ba4 13.Qc3 Nc6 14.0-0 d5 15.Nb3 Bb4 16.Qc2 Ne4 17.g3 h6 18.Ne5 Ne7?? 19.Qc7+- Nd2 20.Nd2 Bd2 21.Qe7 Bc2 22.Bd3 Ba4 23.e4 Rae8 24.Qh4 Kh7 25.ed5 g6 26.de6 Bg5 27.Qe4 f5 28.Qb7 Be7 29.d5 Rg8 30.f4 Rg7 31.Nf7 Bc5 32.Kg2 Re7 33.Qa6 Be3 34.Qa4 g5 35.Bf5 Kg8 36.Bg7 gf4 37.Bh6 fg3 38.Be3 gh2 39.Kh2 Kg7 40.Rg1 Kf6 41.Bd4 Kf5 42.Raf1 Ke4 (42...Ke4 43.Re1 Kf5 44.Nd6 Kf4 45.Ref1). huno – rolixxx72, kurnik, 2012.

4.cb5 Bd7 5.e3 e6 6.Bb2 Ne7 7.a4 Ng6 8.f4 h6 9.Nf3 Nh4 10.Be2 Bc8 11.0-0 Nd7 12.Nd4 Nb6 13.a5 Nd7 14.Nc3 Be7 15.g3 Nf5 16.Nf3 Bf6 17.e4 Ne7 18.d4 g6 19.e5 de5 20.fe5 Bg7 21.Ne4 Nd5 22.Qb3 Nb8 23.Nc5 c6 24.b6 Na6 25.Ba3 Bf8 26.Nh4 Bc5 27.dc5 0-0 28.Rad1 Kg7 29.Qf3 Qe7 30.Bc4 Bd7 31.Bd5 cd5 32.c6 Nc5 33.Kh1 Bc6 34.Bc5 Qc5 35.Qf6 Kg8 36.Ng6 d4 37.Rf3 Bf3 38.Qf3 fg6 39.Qb7 Qd5 40.Qd5 ed5 41.Rd4 Ra5 42.b7 Rb8 43.Rb4 Kf7 44.Kg2 Ke6 45.Rb6 Ke5 46.Rg6 Rb7 47.Rh6 Kf5 48.Rh5 Kg6 49.Re5 Rd7 50.h4 d4 51.h5 Kh6 52.g4 d3 53.Re6 Kh7 54.Kg3 d2 55.Kh4 d1Q 0–1. jura1946 – kk56, kurnik, 2012.

4.cb5 Nd7 5.Bb2 Ngf6 6.a4 g6 7.e3 Bg7 8.f4 0-0 9.Nf3 Nc5 10.Bc4 d5 11.Be2 Bf5 12.d4 Nce4 13.0-0 Ng4 14.Ne5 Ne3 0–1. jura1946 – tourdesl, kurnik, 2012.

4.cb5 Nf6 5.Bb2 e5 6.e3 Bd7 (6...Be6 7.Nc3+=) 7.a4 c6 8.Nf3 Qb6 (8...e4 9.bc6 Nc6 10.Nd4+=) 9.Nc3 Be7 10.Qc2 0-0 11.Bd3 (11.d4 ed4 12.Nd4 d5=) 11...cb5 12.ab5 Rc8?? (12...Ra1 13.Ba1 Bg4 14.Bf5 Bf3 15.gf3=) 13.Ng5 (better is 13.Ra8 Bg4 14.Bf5 Bf5 15.Qf5+-) 13...Ra1+= 14.Ba1 h6 15.Nh7 Nh7 16.Bh7 Kh8 17.Bd3 Bb5 18.Bb5?? Qb5!–/+ 19.Nb5 Rc2 20.0-0 Rd2–+ 21.Bc3 Rc2 22.g3 Nd7 23.Bb4 Nc5 24.Rd1 Rb2 25.Bc5 dc5 26.Nc7 c4 27.Nd5 Bc5 28.Rc1 b5 29.Kg2 f6 30.Kf3 Rb3 31.h4 Bd6 32.Ke4 Ba3 33.Rc2 Rb2 34.Rb2 Bb2 35.Nb4 Ba3 36.Nc2 b4 37.Kd5?? c3 38.Kc4–/+ Kg8 39.Kb3 Kf7 40.Na3+= ba3 41.Ka3 Ke6 42.Kb3 c2 43.Kc2 Kd5 44.Kd3 e4 45.Kc3 f5 46.h5 Kc5 47.Kb3 Kb5 48.Kc3 Kc5 49.Kb3 Kb5 50.Kc3 Kc5 51.Kb3+= Kb5 52.Kc3= Kc5 53.Kb3 Kb5 54.Kc3= Kc5 55.Kb3 Kb5 56.Kc3= Kc5 (56...Kc6 57.g4 Kd5 58.gf5+/–) ½–½. knightshade – lastmojican, VOGChess (year?).

4.cb5 g6 5.Bb2 e5 6.e3 Bg7 7.Nc3 Ne7 8.a4 Nd7 9.Bc4 Nb6 10.Bb3 d5 11.Nge2 0-0 12.0-0 c6 13.a5 Nd7 14.b6 Nc5 15.Bc2 d4 16.ed4 ed4 17.Ba3 Ne6 18.Be7 Qe7 19.Ne4 d3 20.Bd3 Ba1 21.Qa1 f5 22.N4g3 f4 23.Ne4 Nc5 24.Bc4 Be6 25.Be6 Ne6 26.Qa2 Kg7 27.Qb2 Kh6 28.Qc3 Qg7 29.Qh3 1–0. jura1946 – virriv, kurnik, 2012.

2.b5 c6

3.a4 Qa5 4.e3 Bd7 5.Bb2 Qb4 6.Bc3 Qc5 7.d4 Qf5 8.Bd3 Qe6 9.f4 cb5 10.Qf3 Bc6 11.e4 d5 12.e5 g6 13.ab5 Bd7 14.Ne2 Bh6 15.0-0 Qg4 16.Qd5 Nc6 17.h3 Qh4 18.bc6 Bc6 19.Qc5 e6 20.Nd2 Bf8 21.Qa5 Ne7 22.Nf3 Qh6 23.Ng5 Nf5 24.Bf5 gf5 25.Qc7 Be7 26.Bd2 a6 27.c4 Bg5 28.fg5 Qh5 29.Rae1 Rg8 30.Ng3 Qh4 31.Bf4 Kf8 32.d5 ed5 33.cd5 Bd5 34.Qd6 Ke8 35.Qd5 Rd8 36.Qb7 Rg6 37.Nf5 1–0. jura1946 – drfunky, kurnik, 2012.

3.a4 cb5 4.ab5 a6 5.c4 Bd7 6.Bb2 e5 7.e3 Be6 8.Nc3 Nf6 9.Be2 Nbd7 10.Nf3 Nc5 11.Ng5 Qe7 12.0-0 h6 13.Ne6 fe6 14.d4 ed4 15.ed4 Ncd7 16.Bf3 Nb6 17.Bh5 Nh5 18.Qh5 Qf7 19.Qe2 Be7 20.f4 0-0 21.Rae1 Rac8 22.f5 Bg5 23.fe6 Qe7 24.Nd5 Nd5 25.cd5 Rf1 26.Rf1 ab5 27.Rf7 Qe8 28.h4 Bf6 29.Qg4 Rc2 30.Ba3 Rd2 31.Rf6 h5 32.Qg6 Qg6 33.Rg6 Rd4 34.e7 Kf7 35.Re6 Rd1 36.Kh2 Rd5 37.e8Q 1–0. jura1946 – 69jee, kurnik, 2012.

3.a4 c5 4.c4 e6 5.Bb2 f6 6.e3 g6 7.f4 Nh6 8.Nf3 Nf7 9.Bd3 Bg7 10.0-0 0-0 11.Nc3 e5 12.fe5 de5 13.Nd5 Be6 14.e4 b6 15.Nh4 Nd7 16.Be2 Bh6 17.d3 f5 18.ef5 Bf5 19.Rf5 Qh4 20.Rf3 Bg7 21.Rh3 Qd8 22.Bg4 Nf6 23.Be6 Kh8 24.Bf7 Rf7 25.Be5 Nd5 26.Bg7 Kg7 27.cd5 Qd5 28.Kh1 Raf8 29.Rf3 Qd4 30.Ra3 Qd5 31.Qa1 Kg8 32.Rf7 Qf7 33.h3 Qf1 34.Qf1 Rf1 35.Kh2 Rd1 36.a5 Kg7 37.ab6 ab6 38.Ra7 Kh6 39.Rd7 Rb1 40.g4 Rb5 41.h4 g5 42.Rd6 Kg7 43.hg5 Rb2 44.Kg3 b5 45.Rd5 c4 46.dc4 bc4 47.Rc5 Rc2 48.Kf4 c3 49.Rc7 Kg8 50.g6 hg6 51.Kg5 Kf8 52.Kg6 Ke8 53.g5 Rc1 54.Kg7 c2 55.g6 Kd8 56.Rc3 Ke8 57.Kg8 Ke7 58.g7 Ke8 59.Rc8 Kd7 60.Rc3 Ke7 61.Re3 Kd7 62.Rd3 Kc7 63.Rc3 Kd7 64.Rd3 Ke6 65.Re3 Kf6 66.Rf3 Kg6 67.Kf8 Ra1 68.g8Q 1–0. jura1946 – falymarti, kurnik, 2012.

3.a4 Bd7 4.c4 a6 5.Bb2 ab5 6.cb5 cb5 7.ab5 Ra1 8.Ba1 Bb5 9.Qb3 Bc6 10.e3 e6 11.f4 Nf6 12.Nf3 Be7 13.Bd3 0-0 14.0-0 Bd5 15.Qc2 g6 16.h3 Nc6 17.g4 Nb4 18.Qc3 Nd3 19.Qd3 Be4 20.Qb3 Qc7 21.Nc3 Bd3 22.Rc1 Bc4 23.Qb2 d5 24.g5 e5 25.gf6 Bf6 26.fe5 Be5 27.Ne5 Qe5 28.d4 Qe3 29.Kh1 Qh3 30.Qh2 Qf3 31.Qg2 Qg2 32.Kg2 h5 33.Na4 Re8 34.Nc5 Re2 35.Kg3 b5 36.Nd7 Re3 37.Kh4 b4 38.Ne5 Re4 39.Kg5 Rd4 40.Bd4 b3 41.Nc4 dc4 42.Rc4 Kf8 43.Rb4 Ke7 44.Rb3 1–0. jura1946 – vornyku59, kurnik, 2012.

3.a4 Nd7 4.Bb2 e5 5.e3 Qc7 6.Nf3 Ngf6 7.Be2 g6 8.0-0 Bg7 9.d3 0-0 10.Nbd2 h6 11.c4 Ne8 12.e4 f5 13.Qb3 Kh7 14.Rad1 Nc5 15.Qc2 Nf6 16.d4 ed4 17.Nd4 fe4 18.h3 Re8 19.f3 e3 20.Ne4 Nfe4 21.fe4 Ne4 22.Bd3 Nd2 23.Rfe1 Qf7 24.Nf3 Nf3 25.gf3 Qf3 26.Bg6 Kh8 27.Bg7 Kg7 28.Re2 Bh3 29.Rd6 Qg3 30.Rg2 Qg2 31.Qg2 Bg2 32.Kg2 e2 0–1. avinoam – szachenki44, kurnik, 2012.

3.c4 a6 4.e3 cb5 5.cb5 ab5 6.Bb5 Bd7 7.Bc4 e6 8.Bb2 d5 9.Bb3 Nc6 10.f4 f6 11.Qh5 Ke7 12.Qe2 g6 13.Nf3 h6 14.a4 Kf7 15.0-0 Nge7 16.g4 g5 17.fg5 hg5 18.Ng5 Kg6 19.Rf6 Kg5 20.Qf3 Rh6 21.Qf4 Kh4 22.Rh6 Bh6 23.Qh6 Kg4 24.h3 Kf3 25.Bd1 Ke4 26.Qh4 Kd3 27.Qh7 Kc4 28.Qc2 Kb4 29.Ba3 Ka5 30.Qc3 Ka6 31.Be2 Ka7 32.Qc5 Kb8 33.Qd6 Kc8 34.Bc5 Qc7 35.Qc7 Kc7 36.Nc3 Rg8 37.Kh2 Nf5 38.Bg4 Nh4 39.a5 Ne5 40.d4 Nef3 41.Bf3 Nf3 42.Kh1 e5 43.Bb6 Kb8 44.Nd5 Bc6 45.e4 Nd4 46.Bd4 ed4 47.a6 ba6 0–1. jura1946 – lastemperior, kurnik, 2012.

3.a4 Nf6

4.Bb2 g6 5.e3 Bg7 6.Nf3 0-0 7.d4 Bg4 8.Be2 cb5 9.ab5 a6 10.c4 Nbd7 11.Nbd2 ab5 12.cb5 Qc7 13.0-0 Ra1 14.Qa1 e6 15.Rc1 Qb8 16.Ba3 Rd8 17.Qb2 d5 18.h3 Bf3 19.gf3 Rc8 20.Nb3 Nb6 21.Nc5 Nfd7 22.Bb4 Bf8 23.Qa3 Nc4?? 24.Bc4 dc4?? 25.Rc4 Nb6 26.Rc1 Nd5 27.Bd2?? b6–+ 28.Na6?? Qb7 29.Qb3 Rc1 30.Bc1 Nc7 31.Nc7 Qc7 32.Bd2 Qb7 33.e4 Bd6 34.d5 ed5 35.Qd5 Qd5 36.ed5 Kf8 37.Be3 Ke7? 38.Bb6+- Bb8 39.Bc5 Kf6 40.d6 Ke6+/– 41.f4 Bd6 42.Bd6 Kd6 43.Kg2 Kc5 44.Kf3 Kb5 45.Ke4 Kc6 46.Ke5 Kd7 47.Kf6 Ke8 48.Kg7 h5 49.Kf6 Kf8 50.h4 Ke8 51.f5 gf5 52.Kf5 Ke7 53.Kg5 f6 54.Kh5 Kf7 55.f3 Kg7 56.Kg4 Kg6 57.h5 Kh6 58.Kh4 f5 59.f4 Kg7 60.Kg5 Kf7 61.Kf5 Kg7 62.Kg5 Kf7 63.h6 Kg8 64.Kg6 Kh8 65.f5 Kg8 66.h7 Kh8 67.Kf7 Kh7 68.Ke7 Kg7 69.f6 Kg6 70.f7 Kf5 71.f8Q Ke5 72.Qf3 Kd4 73.Ke6 Kc5 74.Qd5 Kb4 75.Qc6 Kb3 76.Kd5 Kb2 77.Kd4 Kb3 78.Kd3 Kb2 79.Qc3 Ka2 80.Qb4 Ka1 81.Kc2 Ka2 82.Qb2 (82.Qa5) 1–0. poganinbezdom (1605) – podryw20 (1685), kurnik, 2011.

4.Bb2 g6 5.Bf6 ef6 6.e3 Bg7 7.Nf3 0-0 8.c3 Nd7 9.Be2 Ne5 10.d4 Nf3 11.Bf3 Be6 12.0-0 cb5 13.ab5 Bc4 14.Be2 Qc7 15.Ra4 Be2 16.Qe2 f5 17.Rc1 a6 18.ba6 ba6 19.Nd2 a5 20.c4 Rfb8 21.Qd1 Qb6 22.c5 dc5 23.Rc5 Bf8 24.Rc2 Bb4 25.Nc4 Qb5 26.Ra1 Rc8 27.Ne5 Rc3 28.Rac1 Rac8 29.Rc3 Rc3 30.Rc3 Bc3 31.f4 a4 32.d5 a3 33.d6 Be5 34.fe5 Qe5 35.d7 Qe3 36.Kh1 1–0. poganinbezdom (1675) – yiroy (1625), kurnik, 2012.

3.c4 cb5

4.cb5 Qb6 5.e3 Bd7 6.Qb3 Be6 7.Qc3 Nd7 8.a4 Nc5 9.d4 (9.a5 Qd8 10.a6 Rc8 11.ab7 Nb7=) 9...Ne4 (9...Nb3 10.d5 Bd5–/+ (10...Na1 11.de6 fe6 12.Qa1+/–)) 10.Qc2 (10.Qb2 Qa5 11.Bd2 Qd8=) 10...Nef6 (10...Rc8!? 11.Qb2 Qa5 12.Bd2 Nd2 13.Nd2 Bf5+=) 11.Bd2 Rc8 12.Qb2 (12.Nc3 Bg4+=) 12...Nd5 (12...a5 13.Bd3=) 13.Nc3 (13.a5 Qd8+=) 13...Ngf6 14.Rc1 Nc3 15.Rc3 Nd5 (15...Rc3!? 16.Qc3 Ne4=) 16.Rc8+= Bc8 17.Qc2 Qc7 18.Qc7 Nc7 19.Nf3 (19.Bd3 Be6+/–) 19...h6 (19...Bf5 20.Be2=) 20.Ba5 (20.Bd3 g5+/–) 20...b6+= 21.Bd2 e6 22.Bc4 d5 23.Bb3 Bd6= 24.Ke2 0-0 25.Rc1 a6 26.Ne5 ab5+= 27.ab5 Nb5 28.Nc6 Ba6–/+ 29.Kf3 Rc8 30.Ba4 Ba3?? 31.Bb5+/– Bc1? 32.Ba6?? Rc6–+ 33.Bc1 Rc1 34.e4 de4 35.Ke4 Ra1 36.Bb5 Rb1 37.Be8 b5 38.d5 ed5 39.Kd5 b4 40.Kc4 Kf8 41.Ba4 Rb2 42.Bc6 Rc2 43.Kb5 Rf2 44.Kb4 Rb2 45.Kc3 Rf2 46.Kd3?? Ke7–+ 47.Ke3 Rf6 48.Bf3 Kd6 49.g4 Ke5 50.h4 g6 51.h5 gh5 52.gh5 Rf5 53.Be4 Rh5 54.Bf3 Rh3 (54...Rh3 55.Ke2 Rf3 56.Kf3 f5–+) 0–1. popovicigelu – slawek103, kurnik, 2011.

4.cb5 Bd7 5.a4 e5 6.Bb2 Qc7 7.e3 Be7 8.Nc3 Nf6 9.Rc1 Qb6 10.Bc4 0-0 11.Nge2 Bg4 12.f3 Be6 13.Be6 fe6 14.0-0 Nd5 15.Ne4 Ne3 16.de3 Qe3 17.Kh1 d5 18.Rc3 Qh6 19.Nc5 d4 20.Rc4 b6 21.Ne4 Nd7 22.N2g3 Nc5 23.Bc1 Qg6 24.Nc5 Bc5 25.Qb3 e4 26.Ne4 Qe4 27.Rg1 Qf5 28.Re1 d3 29.Rf4 Qd5 30.Rf8 Rf8 31.Qd5 ed5 32.Rd1 Re8 33.h3 Re2 34.Rd3 Re1 35.Kh2 Rc1 36.Rd5 h6 37.Rd7 Bg1 38.Kg3 Rc4 39.Ra7 h5 40.a5 ba5 41.Ra5 Rb4 42.h4 Kh7 43.Kh3 Bf2 44.g3 Be1 45.b6 Rh4 46.Kh4 Ba5 47.b7 Bc7 48.g4 hg4 49.fg4 Kg6 50.Kh3 Kg5 51.Kg2 Kg4 52.Kh1 Kg3 53.Kg1 g5 54.Kh1 g4 55.Kg1 Kf3 56.Kf1 Bh2 57.b8Q Bb8 58.Kg1 Ba7 59.Kh1 Bb8 60.Kg1 Kg3 61.Kh1 Kh3 62.Kg1 g3 63.Kh1 g2 64.Kg1 Ba7 0–1. jura1946 – keyyt22, kurnik, 2012.

3.c4 Nf6

4.a4 e5 5.Bb2 cb5 6.cb5 a6 7.e3 ab5 8.ab5 Ra1 9.Ba1 Nbd7 10.Nf3 Be7 11.Bc4 0-0 12.0-0 d5 13.Bb3 e4 14.Nd4 Nc5 15.Ba2 Qa5 16.Nc3 Nd3 17.Bd5 Nd5 18.Nd5 Bc5 19.Qb3 Bd4 20.Bd4 Kh8 21.Bc3 Qa7 22.f3 Be6 23.fe4 Bd5 24.ed5 Nc5 25.Qb2 Kg8 26.Bg7 Re8 27.Bh6 1–0. jura1946 – makrela72, kurnik, 2012.

4.a4 e6 5.Bb2 Bd7 6.e3 Be7 7.f4 h6 8.Nf3 0-0 9.Bd3 cb5 10.ab5 a6 11.0-0 a5 12.Nc3 b6 13.Ne2 d5 14.Ne5 Bc8 15.Nd4 Bb7 16.Qb3 Nbd7 17.Nec6 Bc6 18.Nc6 Nc5 19.Qc3 Qd6 20.Bb1 Nce4 21.Qc2 dc4 22.Ba3 Nc5 23.Rd1 Rae8 24.d4 cd3 25.Rd3 Qc7 26.Rd1 g6 27.h3 Nfe4 28.g4 Bf6 29.Bb2 Bh4 30.Ne5 1–0. jura1946 – nenad66, kurnik, 2012.

2.b5 Nd7

3.a4 c5 4.c4 Nb6 5.e3 a6 6.Nc3 Bd7 7.Nf3 Nf6 8.Be2 Be6 9.0-0 Nc4 10.d4 cd4 11.ed4 d5 12.Ne5 ab5 13.Bc4? (better is 13.Nb5 Rc8 14.Bf4=) 13...bc4–+ 14.Bg5 Nd7 15.Rb1 b6 16.Qf3 Ne5 17.de5 d4 18.Qc6?? Attacks the backward pawn on b6 18...Bd7–+ 19.Qc4 f6 20.ef6= ef6 21.Rfe1 Be7 22.Bf6 gf6= 23.Qd4 0-0 24.Qb6?? Qe8?? 25.Nd5+- Rf7? 26.Re2 Ra4?? 27.Rbe1 Qa8?? 28.Re7?? Ra1?? 29.R7e2?? Re1–+ 30.Re1 Qd5 31.Qe3 Bc6 32.f3 f5 33.Re2 f4 34.Qe4?? Qe4 35.fe4 Re7 36.e5 Rg7 37.e6? f3 38.Rc2 Bb7 39.g3 h5 40.Kf2 Rg6 41.e7?? Re6 42.Rc7 Re2 43.Kg1 f2 44.Kf1 Ba6 45.Rc8 Kg7?? 46.e8Q?? Re8–+ 47.Kf2 Bc8 0–1. islanderfan (2055) – luciole (2010), net–, 2011.

3.a4 e5 4.Bb2 g6 5.e3 Bg7 6.Nf3 Ne7 7.Na3 0-0 8.c4 b6 9.Be2 f5 10.0-0 Nf6 11.d4 Be6 (11...e4 12.Nd2+=) 12.d5 (12.de5 Ng4 13.Nd4+/–) 12...e4? (12...Bd7 13.Nc2=) 13.Nd4 (better is 13.de6 ef3 14.Bf3+-) 13...Bf7 14.f4 ef3 15.Bf3 Nd7? (15...a6 16.Nac2+=) 16.g3 (better is 16.Ne6 Be6 17.Bg7 (worse is 17.de6 Bb2 18.Ba8 Ba1 19.Qa1 Qa8 20.ed7 Qd8=) 17...Kg7 18.de6+/–) 16...Nc5= 17.Nac2 a6 18.Nb4 a5 19.Nbc6 Nc6 20.Nc6 Qd7 21.Bg7 Kg7 22.Qc2 Rae8 23.Rfe1 Ne4 24.Ra3 h6 25.h3 Bg8 26.Kg2 Qf7 27.Nd4 Qf6 28.Rf1 Qg5 29.Be4 Re4 Attacks the backward pawn on e3 30.Qc3 Kh7 31.Ne6 Be6–/+ 32.de6 Re6 33.Rf3 Rfe8 34.Qd4 Qf6 35.Qf6 Rf6 36.g4 Re5 37.gf5 Ref5 38.Rf5 Rf5 39.e4 Rf4 40.Re3 Kg7 41.Kg3 g5 42.e5 de5 43.Re5 Rc4 44.Re7 Kf6 45.Rh7 Kg6 46.Re7 h5 47.Re6 Kf5 48.Re8 h4 49.Kg2 Rc2 50.Kf3 Rc3 51.Kg2 Rg3 52.Kh2 Rc3 53.Kg2 Rc5 54.Rf8 Ke4 55.Re8 Kd3 56.Kf3 Kc4 57.Re4 Kb3 58.Kg4 Rc4 59.Rc4 Kc4 60.Kg5 Kb4 61.Kh4 Ka4 62.Kg5 Kb5 63.h4 a4 64.h5 a3 65.h6 a2 66.h7 a1Q 67.Kg6 Qh8 68.Kh6 Kc5 69.Kg6 b5 70.Kh6 b4 71.Kg6 b3 72.Kh6 b2 73.Kg6 b1Q 74.Kf7 Qf5 75.Ke7 Qhf8 0–1. poganinbezdom (1690) – slimakowy, kurnik, 2011.

3.a4 g6 4.Bb2 Ngf6 5.c4 Bg7 6.Na3 0-0 7.Nc2 c6 8.d4 cb5 9.ab5 a6 10.e3 b6 (10...Qc7!?=) 11.Nf3 a5 12.Be2 Bb7 13.0-0 Rc8 14.Nd2 e5 15.d5 (15.f3 ed4 16.Bd4 Nc5+=) 15...Nc5 (15...Qc7 16.e4=) 16.Na3 (16.f4 ef4 17.ef4 Re8=) 16...Rc7 17.f3 Bc8 18.e4 Nh5 19.g3 f5 20.Qc2 Qg5 Black prepares the advance f4 21.Kg2 Rcf7 22.Rg1? f4?? 23.g4+= Nf6 24.h3 h5 25.Nf1? hg4–+ 26.hg4 Bg4 27.fg4–/+ Ng4 28.Bg4= Qg4 29.Kf2 Qh4 30.Kf3 Qh3 31.Kf2 f3 32.Bc3 Bf6–+ 33.Be1?? Bh4 34.Ke3 f2 35.Kd2 fg1Q 36.Kc1 Rf2 37.Kb2 Rc2 38.Nc2 Qhf1 39.Bh4 Nd3 40.Kc3 Qa1 41.Kd3 Qgb1 42.Kd2 (42.Kd2 Qd1 43.Ke3 Qc3#; 42.Bg5 Qd4 43.Ke2 Rf2). poganinbezdom (1650) – ireczekra, kurnik, 2012.

3.Bb2 e6 4.e3 Ne7 5.Nf3 Ng6 6.Be2 f6 7.0-0 Be7 8.c4 0-0 9.d3 f5 10.Nbd2 Bf6 11.Bf6 Qf6 12.Nd4 e5 13.N4f3 Nc5 14.d4 Ne6 15.de5 de5 16.Nb3 f4 17.Qd5 Kh8 18.ef4 Nef4 19.Qe4 Ne2 20.Qe2 Bg4 21.Nbd2 Rae8 22.Qe4 Bf5 23.Qb7 e4 24.Ne1 Qg5 25.g3 Qd2 26.Ng2 Bh3 27.Qc7 e3 28.Rfd1 Qf2 0–1. avinoam – vatnajokull, kurnik, 2012.

3.Bb2 Ngf6

4.a4 g6 5.e4 Bg7 6.d3 0-0 7.f4 a6 8.Nf3 ab5 9.ab5 Ra1 10.Ba1 b6 11.Nbd2 Bb7 12.Be2 Qa8 13.0-0 Qa5 14.d4 (better is 14.c4!?+=) 14...Ne4+= 15.Ne4 Be4 16.Nd2 Bb7 17.Nb3 Qa8 18.Rf2 Bd5 19.c4 Bb7 20.d5 Ba1 21.Na1 Nf6 22.Bd3 e6 23.de6 fe6 24.Nc2 Ne4 25.Re2? Nc3–+ 26.Qf1 Ne2 27.Qe2 Qa1?? 28.Na1+- Rf4 29.Qe6 Rf7 30.Qe8 Kg7 31.Be4 Be4 32.Qe4 h6 33.Nc2 g5 34.Ne3 Kf8 35.Nf5 h5 36.Nh6 Rf4 Black prepares the advance g4 37.Qa8 Kg7 38.Qc8 Kh6 39.Qc7 g4 40.Qd6 Kg5 41.g3 Rc4 42.Qb6 Rc1 43.Kf2 Kf5 44.Ke3 Ke5 45.Qh6 Rc3 46.Kd2 Ra3 47.Qh5 Kd6 48.Qg4 Ra2 49.Kc3 Rh2 50.Qd4 Kc7 51.b6 Kb7 52.Qc5 Rh7 53.Kd4 Rd7 54.Ke3 Rf7 55.g4 Rg7 56.g5 Rg8 57.Kf4 Re8 58.Qc7 Ka6 59.Qa7 Kb5 60.b7 Rf8 61.Ke5 Rf7 62.g6 Re7+- 63.Kf6 Re2 64.b8Q Kc6 65.Qac7 Kd5 66.Qd6 Kc4 67.Qbc7 Kb3 68.Qdb6 (68.Qdb6 Ka4 69.Qca7) 1–0. azme – talent42, kurnik, 2011.

4.c4 g6 5.d4 Bg7 6.Nc3 a6 7.a4 ab5 8.ab5 Ra1 9.Qa1 b6 10.e4 Bb7 11.Nf3 (11.Bd3 e5 12.d5 Nc5+=) 11...0-0 (11...Ne4 12.Be2+=) 12.e5 de5 13.de5 Ng4 14.Nd5 Bd5 (better is 14...e6!? 15.Nf6 Bf6 16.ef6 Bf3 17.gf3 Ngf6–/+) 15.cd5+= Qa8 16.e6 Qa1 17.Ba1 fe6 18.Bg7 Kg7 19.de6 Nc5 20.h3 Nf6 21.Bc4 Ra8 22.0-0 Ra4 23.Ne5 Nfe4 24.Bd5 Nc3 25.Bc6 Ne6 26.Bd7 Nd4 27.Nc6 Nc6 28.bc6 Rc4 29.Re1 Kf8 30.g4 Rd4 31.Kg2 Nd5 32.Kg3 Nf6 33.Bc8 Rc4 34.Bb7 Ne4 35.Kf3 Nd6 36.Ba8 Nb5 37.Bb7 Nd4 38.Kg3 Nc6 39.Bc6 Rc6 40.f4 Rd6 41.Rc1 c6 42.Rb1 b5 43.Rc1 Ke8 44.h4 Kd7 45.f5 gf5 46.gf5 Kc7 47.Kg4 Kb6 48.Kg5 c5 49.h5 b4 50.Re1 b3 51.Re7 b2 52.Re1 c4 53.f6 c3 54.Kh6 Rf6 55.Kh7 c2 56.Re8 b1Q 57.Rb8 Kc7 58.Rb1 cb1Q 59.Kg7 Qf5 60.h6 Qg5 61.Kh7 Qg6 62.Kh8 Qh6 63.Kg8 Rf8 0–1. iczker – wojak27, kurnik, 2011.

4.e3 g6 5.a4 Bg7 6.d4 a6 7.Nf3 ab5 8.ab5 Ra1 9.Ba1 0-0 10.Nbd2 b6 11.c4 Bb7 12.Be2 Qa8 13.0-0 Ne4 14.Ne4 Be4 15.Qb3 Qa5 16.Bc3 Qa7 17.Ra1 Qb7 18.Ne1 Ra8 19.f3 Ra1 20.Ba1 Qa7 21.Bc3 Bb7 22.Nc2 h5 23.Kf2 Bh6 24.f4 Be4 25.Ne1 Bg7 26.h3 Nf6 27.g4 hg4 28.hg4 Bb7 29.Bf3 White prepares d5 29...Bf3 30.Kf3 Qa8 31.Kg3?? Ne4 32.Kh2+= Nf6 33.d5 Ng4–/+ 34.Kg3 Ne3 35.Bg7 Nf5 36.Kg4 Ng7 37.Nf3 Qc8 38.Kg3 Nh5 39.Kf2 Nf4 40.Nd4 Qg4 41.Qg3 Qg3 42.Kg3 Nd3 43.Nc6 Kf8 44.Kf3 Nb2 45.Ke4 Nc4 46.Kd4 Nd2 47.Na7 f5 48.Nc8 g5 49.Na7 g4 50.Nc6 Nf1 51.Kd3 g3 52.Ke2 g2 53.Kf2 Nd2 54.Kg2 Ne4 55.Nb4 Nc3 56.Kf3 Nb5 57.Kf4 Nc3 58.Kf5 Kf7 59.Kf4 Kf6 60.Ke3 Ke5 61.Kd3 Nd5 62.Nc2 c5 63.Ne1 Kf4 64.Ng2 Kf3 65.Nh4 Kg4 66.Ng6 Kf5 67.Nf8 Kf6 68.Nd7 Ke6 69.Nb8 Kf7 70.Nc6 Ke8 71.Na7 Kd7 72.Nb5 Kc6 73.Nc3 (73.Nc3 Nc3 74.Kc2–+). poganinbezdom – talent42 (1605), kurnik, 2011.

4.e3 g6 5.Nf3 Bg7 6.Be2 e5 7.0-0 0-0 8.c4 e4 9.Ne1 Nc5 10.d4 ed3 11.Nd3 Nce4 12.Bf3 Re8 13.Be4 Ne4 14.Bg7 Kg7 15.Nf4 Qf6 16.Nd2 Nd2 17.Qd2 c6 18.Rad1 Rd8 19.a4 Bg4 20.Rc1 Be6 21.Qd4 Qd4 22.ed4 d5 23.c5 Bf5 24.Rfe1 Re8 25.Kf1 h5 26.h3 Kf6 27.f3 h4 28.Kf2 g5 29.Ne2 Re7 30.g4 Bd3 31.Ng1 Rae8 32.bc6 bc6 33.Re7 Re7 34.a5 Rb7 35.Ke3 Bc4 36.Ne2 Rb3 37.Rc3 Rb2 38.Nc1 Rh2 39.Nd3 Bd3 40.Rd3 Rh3 41.Kf2 Rh2 42.Kg1 Ra2 43.Re3 Ra5 44.Re8 Ra4 45.Ra8 Rd4 46.Ra7 Rc4 47.Rc7 Rc5 48.Kf2 d4 49.Ke2 h3 50.Rc8 Re5 51.Kf2 d3 52.Rd8 Rd5 53.Rd5 cd5 54.Ke3 h2 55.Kd3 h1Q 0–1. popovicigelu – leguizcaro, kurnik, 2012.

2.b5 Nf6

3.a4 e5 4.e3 Bg4 5.f3 Bh5 6.g4 Bg6 7.Bc4 h6 8.Ne2 a6 9.Bb2 ab5 10.ab5 Ra1 11.Ba1 Nbd7 12.d3 Qa8 13.Nd2 c6 14.Qb1 d5 15.Bb3 Nc5 16.bc6 bc6 17.Be5 Nfd7 18.Bb2 f6 19.0-0 Na4 20.Nf4 Bf7 21.Ba4 Qa4 22.Nb3 Bb4 23.Nd4 c5 24.Nf5 0-0 25.Ne7 Kh8 26.c3 Ba5 27.Neg6 Bg6 28.Ng6 Kg8 29.Ne7 Kf7 30.Nd5 Ne5 31.Rd1 Rb8 32.h3 Rb2 33.Qb2 Qd1 34.Kf2 Nd3 0–1. jura1946 – gainmatrix, kurnik, 2012.

3.a4 Be6 4.Bb2= Nbd7 5.f3 Nc5 (5...d5 6.g4=) 6.e4 b6 (6...Bc8!?=) 7.d4+= Nb7 8.d5 Bd7 9.c4 e5 10.Bd3 Be7 11.Nd2 0-0 12.Ne2 a6 13.Ng3 ab5 14.cb5 Nc5 15.Bc4 h5 16.Nb3 (16.0-0 h4 17.Ne2 h3+=) 16...h4 (better is 16...Na4!? 17.Bc1 Qe8+=) 17.Nc5+= bc5 (17...dc5 18.Ne2 Bd6 19.0-0+=) 18.Nf5 Bf5 19.ef5 Qc8 (19...h3 20.Qe2+=) 20.Qd3+/– Nh5 21.g4 (21.0-0!?+/–) 21...Nf4 (21...hg3!? 22.hg3 Ng3+=) 22.Qe4+= Ng2 23.Kf2 Nf4 24.h3 Bg5 25.Bc1 f6 26.Bf4 Bf4 27.Rhb1 Bg3 28.Kg2 Ra5 29.b6 cb6 30.Rb6 Qc7 31.Rc6 Qe7 32.Bb5 Rb8 33.Qc4?? Kh7?? 34.Ra6 Ra6–/+ 35.Ba6 Rb2 36.Kh1 Qa7 37.a5 Qb8 38.Rf1?? Rh2–+ 39.Kg1 Qb2 40.Qe2 Re2 41.Be2 Qe2 42.a6 Qa6 43.Kg2 c4 44.g5 fg5 45.f4 gf4 46.Rf3 Qa2 47.Kg1 Qe2 48.Rg3 fg3 49.Kh1 Qh2# (49...Qf1) 0–1. huno – hipek1957, kurnik, 2012.

3.Bb2 (--> 1.b4 Nf6 2.Bb2 d6 3.b5).

3.Bb2 g6 (--> 1.b4 Nf6 2.Bb2 g6 3.b5 d6).

3.Bb2 c5 4.c4 g6 5.e3 Bg7 6.Nf3 0-0 7.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 c5 7.b5).

3.Bb2 g6 4.e3 Bg7 5.Nf3 0-0 6.Be2 c5 7.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.0-0 c5 7.b5).

3.d4 Bd7 4.e3 Bg4 5.Nf3 e6 6.Bd3 a6 7.h3 Bh5 8.e4 Be7 9.Nbd2 d5 10.e5 Nfd7 11.0-0 g5 12.Re1 g4 13.Nh2 ab5 14.Bb5 c6 15.Be2 f5 16.ef6+- Nf6 17.Ng4 Bg4 18.Bg4 Nbd7 19.Be6 Qc7 20.Qe2 0-0-0 21.Rb1 Ne4 22.Ne4 de4 23.Qe4 Kb8 24.Bh6 Nf6 25.Qe5 Qe5 26.de5 Nd5 27.Bg7 Rhe8 28.Bf7 Bb4 29.Be8 Be1 30.Bc6 Bb4 31.Bd5 Rd5 32.Rb4 Rd1 33.Kh2 (33...Kc7 34.Bf6+-) 1–0. Comet B25 – NN, 2005.

3.Na3 g6

4.Nc4 Bg7 5.Bb2 0-0 6.a4 d5 7.Ne5 c6 8.Qc1 cb5 9.ab5 Qb6 10.e3 Qb5 11.Bb5 1–0. wozlew – surmavlod, kurnik, 2012.

4.Nc4 Bg7 5.Bb2 0-0 6.f4 c6 7.a4 cb5 8.ab5 Nbd7 9.f5 Nb6 10.Na5 Bf5 11.d3 Qc7 12.Nf3 Rac8 13.c4 Bg4 14.Nd2 d5 15.Qb3 dc4 16.dc4 Qf4 17.e3 Qd6 18.Nb7 Qc7 19.Na5 Be6 20.Nc6 a6 21.Ra6 Ra8 22.Ra8 Ra8 23.Be2 Bd7 24.Nd4 e5 25.N4f3 Na4 26.Be5 Qc5 27.Bd4 Qe7 28.0-0 Nc5 29.Qb2 Na4 30.Qa1 Bc8 31.Ne5 Bb7 32.Qc1 Ne4 33.Ndf3 f6 34.Ng4 h5 35.Nf2 Nf2 36.Kf2 f5 37.Bg7 Kg7 38.c5 Qc5 39.Qa1 Nc3 40.Qb2 1–0. wozlew – surmavlod, kurnik, 2012.

3.a4 g6

4.Bb2 Bg7 5.e3 0-0 6.Nf3 c6 7.c4 a6 8.Be2 cb5 9.ab5 ab5 10.Ra8 bc4 11.Bc4 Nc6 12.0-0 Qb6 13.Bf6 Bf6 14.d4 e5 15.de5 de5 16.Qd5 Be6 17.Rf8 Kf8 18.Qb5 Qc7 19.Be6 fe6 20.Rc1 Kg7 21.g3 Qd7 22.Nbd2 Be7 23.Ne5 Ne5 24.Qe5 Bf6 25.Rc7 Be5 26.Rd7 Kf6 27.Rb7 1–0. poganinbezdom – darboss, kurnik, 2012.

4.Bb2 Bg7 5.f3 0-0 6.g3 e5 7.Bg2 c5 8.e4 Be6 9.Ne2 Nbd7 10.0-0 Ne8 (10...d5 11.ed5 Nd5 12.f4=) 11.c3 (11.f4 Nef6=) 11...f5 12.d4 cd4 13.ef5 (13.cd4 Qb6=) 13...gf5 (13...dc3!? 14.Nbc3 gf5–/+) 14.cd4= Bc4 15.Re1 Rc8 16.Na3 Nef6 (better is 16...Bf7!?=) 17.Nc4+/– Rc4 18.Qb3 d5? (better is 18...Qc7+/–) 19.de5+- Ne5? (19...Ne8+-) 20.Be5 Re8 21.f4 Ne4 22.Bg7 Kg7 23.Qb2 Kf7 24.Nd4 Qf6 25.Rad1 Rec8 26.Re2 Ra4 27.Nf3 Nc3? 28.Ne5 Kg7 29.Rc1?? Ne2–+ 30.Qe2 Rc1 31.Kf2 Rca1 32.Qd3 R4a2 33.Kf3 Ra3 34.Ke3 Rd3 35.Kd3–+ Qb6 36.Bd5 Qb5 37.Bc4 Ra3 38.Kd4 Qb6 39.Kd5 Ra5 40.Bb5 Rb5 41.Kc4 Qc5 42.Kd3 Rb3 43.Kd2 Qc3 44.Ke2 Rb2 45.Kd1 Qd2# 0–1. poganinbezdom – dmitriy (1680), kurnik, 2012.

2.c3 Nc6

3.Bb2 Be6 4.e3= d5 (4...Nf6 5.Nf3=) 5.Nf3 d4 (5...Nf6 6.Bb5=) 6.cd4 (6.ed4 Bd5+/–) 6...Nf6 (6...Nb4 7.e4 Bd7 8.a3+=) 7.a3+/– Qd7 (7...a6 8.Ne5+/–) 8.Nc3 0-0-0 (8...a6 9.Be2+/–) 9.Be2 Bd5 (9...Kb8 10.Rc1+-) 10.Nd5 (10.b5 Na5 11.Qa4 b6+-) 10...Nd5 (10...Qd5 11.b5 Na5 12.Ne5+-) 11.0-0 (11.b5 Nb8+-) 11...Nb6 (11...e6 12.Bb5 f6 13.e4+-) 12.d3 e6 13.Rc1 h5 (13...Bd6 14.Ne5 Be5 15.de5+-) 14.e4 (14.b5 Nb8 15.Ne5 Qe7+-) 14...h4 (14...f6 15.b5 Nb8 16.a4+-) 15.h3 g5?? (better is 15...Bd6+-) 16.d5 (16.Ng5?! Bg7 17.d5 Bb2 18.dc6 Qe7+-) 16...ed5 17.Bh8 de4 18.de4 Qd1 19.Rfd1 Re8 20.Bb2 Ne5 21.Ne5 Re5 22.Be5 Nd7 23.Bc7 Nf6 24.f3 g4 25.hg4 h3 26.gh3 Bh6 27.Bg3 Bc1+- 28.Rc1 Kd8 29.Kg2 Ke8 30.Rd1 Kf8 31.h4 Kg7 32.h5 Kh7 33.Kf2 b5 34.Rh1 a6 35.h6 1–0. Fournier,Frederic (1830) – tram (1605), Active, 2009.

3.Bb2 Nf6 4.d4 +=.

3.b5 Nb8 =.

3.d4 Nf6 =.

3.e4 Ne5 4.Bb5 c6 5.Be2 b5 6.f3 Bb7 7.d4 Nd7 8.d5 e5 9.a4 a6 (9...cd5!? 10.ed5 Ngf6=) 10.dc6+= Bc6 11.h4 (11.ab5 ab5 12.Ra8 Qa8+=) 11...Be7 12.a5 (better is 12.ab5!? ab5 13.Ra8 Qa8 14.Na3+=) 12...Bh4+= 13.Kf1 Bg5 14.Bg5 Qg5 15.Qd6 Rc8 16.Nd2 Qe3 17.Re1 (better is 17.c4=) 17...Qc3–/+ 18.Nh3 Ne7 19.Ng5 h6 20.Rh3 Qd4 21.Qd4 ed4 22.Bd3? (better is 22.Rh1–+) 22...Ne5 23.Bc2 d3 24.Bb3 0-0 25.Ne6 Rfe8?? 26.Rg3?? N7g6 27.Nc5 Ra8 28.Kf2 Nf4 29.Re3 Red8 30.Bd5? Bd5–+ 31.ed5 Rd5 32.Nde4? Ne2 33.Nf6+- Kh8 34.Nd5 Ng3 35.Kg3?? f6? 36.Nd3+- Nc4 37.Re7 Rf8 38.N5f4 Kh7 39.Nc5 Ra8 40.Nh5 Kg6 41.Kh4 Rg8 42.Na6 Nd6 43.g4 f5 44.Re6 Kh7 45.Rd6 fg4 46.fg4 Rc8 47.Nc5 Rc7 48.Ne6 Rc4 49.Neg7 Rb4 50.Rd7 Kg6 51.Nf5 Ra4 52.Rg7# 1–0. wiesiek0863 – cogit, kurnik, 2012.

3.Bb2 a6

4.e3 Nf6 5.d4 e5 +=.

4.e3 Nf6 5.Nf3 e5 6.d3 Be7 7.Be2 0-0 8.Nbd2 h6 (8...d5 9.a3=) 9.Qc2 Be6 10.0-0 b5 11.a3 Bd7 (11...Qd7 12.c4=) 12.Rfe1 d5 (12...Re8 13.c4+=) 13.e4 (13.c4+/–) 13...d4 (better is 13...a5!?+=) 14.cd4+/– Nd4 15.Nd4 ed4 16.Nf3 (16.Bd4 a5+/–) 16...Be6 (16...a5 17.e5 Nh7 18.Qd2+/–) 17.Rac1 Nd7 (better is 17...a5 18.Nd4 Bd7+-) 18.g3?? (18.Qc7 a5 19.Nd4 ab4+-) 18...Bf6? (18...c5 19.bc5 Bc5 20.Bd4+/– (worse is 20.Nd4 Qb6=)) 19.Bf1 (19.Nd4 Rc8 20.Ne6 fe6+-) 19...Ne5 (19...Rc8!?+=) 20.Ne5 Be5 21.Bg2 Bf6?? 22.Rf1?? Bh3?? 23.f4 Bg2+/– 24.Qg2 Re8 25.Rc2 Bg5?? 26.fg5+- hg5 27.Rfc1 f6 28.Qf1 a5 29.ba5 Ra5 30.Rc7 Qc7 31.Rc7 b4 32.ab4 Ra1 33.Ba1 Re4 34.de4 Kh7 35.Bd4 Kg6 36.Bc5 Kh5 37.Rc8 g6 38.Bf8 f5 39.ef5 gf5 40.Rc7 g4 41.Rc6 Kg5 42.Rc5 (42.Rc5 Kf6 43.Qf5; 42.Qf4 Kh5 43.Qf5) 1–0. Fournier,Frederic (1890) – MARCERICA2007 (1610), Active Blind, 2008.

4.e3 Nf6 5.Nf3 h6 6.d4= g6 7.Bd3 (7.Be2 Bg7=) 7...Bg7 (7...e5 8.Nbd2=) 8.Nbd2 (8.0-0 Bg4=) 8...0-0 (8...e5 9.0-0=) 9.0-0 Kh7 (9...e5 10.a3=) 10.a3 Ng8 (10...e5 11.e4+=) 11.Re1 e5 12.de5 Ne5 13.Ne5 de5 14.Nf3 (14.Qe2 Nf6+=) 14...f5 (14...Bg4 15.e4=) 15.Bc2 (15.e4 Qe7+=) 15...Qd1 (15...e4 16.Nd4=) 16.Rad1 e4 17.Nd4 c5 (17...b6 18.Nc6=) 18.bc5+= Rd8 (18...Bd7 19.Bb3+=) 19.Rb1 (better is 19.c6+/–) 19...Bd4? (better is 19...Bd7+=) 20.cd4 Be6 21.Bc3 Rac8? 22.g3 Bd5 23.Bd2 Be6? 24.Rb2 Nf6 25.Reb1 Ng4? 26.Kg2 Nf6 27.Be1 Rc7?? 28.a4 Rcd7 29.a5 Rc7? 30.Rb7 Rb7 31.Rb7 Rd7 32.Rd7 Nd7 33.Ba4 Nc5 34.dc5 h5 35.c6 f4 36.ef4 Bg4 37.c7 Bf3 (37...Bf3 38.Kh3 Bg4 39.Kh4 Kg7+-). Fournier,Frederic – PURASUERTE, Active Blind, 2008.

2.c3 Bd7

3.a4 e6 4.a5 Be7 5.d4 Bb5 6.Na3 Qd7 7.Nb5 Qb5 8.e3 Qd5 9.Nf3 Nf6 10.Be2 Nbd7 11.0-0 0-0 12.Nd2 Qg5 13.Bf3 d5 14.c4 Bb4 15.c5 c6 16.Ba3 Bd2 17.Qd2 a6 18.Qb4 Rab8 19.Qd2 Ne4 20.Be4 de4 21.f4 ef3 22.Rf3 Nf6 23.Raf1 Ne4 24.Qc2 f5 25.Bc1 h5 26.Bd2 h4 27.Be1 Rf6 28.Rh3 Rh6 29.Rf4 Rf8 30.Rhh4 Rh4 31.Bh4 Qh5 32.g3 g5 33.Bg5 Qg5 34.Qb3 Rf6 35.Qb7 Rf7 36.Qc6 Ng3 37.hg3 Qg3 38.Kf1 Rg7 39.Qe6 Kh7 40.Qf5 Kg8 41.Qf8 Kh7 42.Qf5 Kg8 43.Qe6 Kh7 44.Qf5 ½–½. martenkaa91 – omiloz, kurnik, 2012. (=1.c3 d6 2.b4)

3.Bb2 c6 4.e3 (4.d4 e5=) 4...e6 (4...e5 5.d4+=) 5.Nf3 Be7 (5...e5 6.d3=) 6.d4 Nf6 7.Bd3 0-0 8.a3 d5 9.Qc2 b6 10.Nbd2 c5 (10...a5 11.0-0=) 11.bc5+= bc5 12.dc5 Bc5 13.0-0 (13.c4 dc4 14.Nc4 h6+/–) 13...Bb6 (13...Bc6 14.c4 dc4 15.Nc4 Bf3 16.gf3=) 14.Nb3 (14.c4 h6+/–) 14...Bc6 15.Rad1 Qe7 16.Nbd4 Bd4 (16...Rc8 17.c4=) 17.ed4 (17.cd4 Rc8+=) 17...Bd7 18.Rfe1 Nc6 19.Rb1 Rab8 20.Be4?? (better is 20.c4 dc4 21.Bc4+=) 20...de4 (20...Ne4 21.c4–+) 21.Nd2 Nd5 22.Ne4 Nb6 23.Ng3 Na4?? 24.f3?? Nb2–+ 25.Rb2 Rb2 26.Qb2 Rb8 27.Qc2 g6 28.Rb1 Rb1 29.Qb1 Kg7 30.Nf1 Nd8 31.Nd2? f6 32.Nb3?? Nf7 33.Nd2? a5 34.Nf1? Ne5 35.de5= fe5 36.Kh1 Qf6?? 37.Ng3 Bc6 38.Nf1 e4+= 39.fe4 Be4 40.Qe1 Bd5 41.Ng3 h5 42.Ne2 Qg5 43.Nd4?? Qg2 0–1. Fournier,Frederic (1775) – jaquemas, Active blind, 2011.

3.Bb2 Bc6 4.e3 e6 5.Nf3 Nf6 6.a3 Nbd7 7.d4 Qe7 (7...a5 8.b5 Be4 9.c4=) 8.Bd3 (8.c4 Nb6+=) 8...0-0-0 9.Nbd2 g6 (9...e5 10.c4 ed4 11.Bd4+=) 10.0-0+= Bg7 11.Qc2 Rhe8 (11...Nb6 12.b5 Bf3 13.Nf3+= (worse is 13.gf3 Ne8=)) 12.Rfe1 (12.e4 Nb6+/–) 12...Kb8 (12...Nb6 13.b5 Bf3 14.Nf3+/– (14.gf3?! e5=)) 13.Rac1 (better is 13.d5 Bd5 14.e4+/–) 13...d5?? (13...e5 14.e4 Nb6 15.b5+/–) 14.e4?? (better is 14.b5 Bb5 15.Bb5+-) 14...de4= 15.Ne4 Ne4 16.Be4 Be4 17.Qe4 f5 18.Qe6?? Qe6–+ 19.Re6 Re6 20.Re1 Re1 21.Ne1 Re8 22.Nd3 Nb6 23.Kf1 Re6 24.g3 Rc6 25.Bc1 h5 26.Be3 Bf6 27.Ne1 g5 28.Ng2 f4 29.gf4 gf4 30.Nf4 h4 31.h3 Nd5 32.Nd5+/– Bd8 33.c4 Rd6?? 34.Nc3 Rd7 35.Ne2 Be7 36.c5 c6 37.Nf4 Kc8 38.Nd3 Bd8 39.Ne5+/– Bc7?? 40.Nd7+- Kd7 41.Ke2 a5 42.b5! cb5 43.Kf3 a4 44.Bc1 b4 45.ab4 a3?? 46.Ba3 Bg3 47.fg3 hg3 48.Kg3 b5 49.h4 Kc6 50.Bb2 (50.Bb2 Kd5 51.h5+-) 1–0. Fournier,Frederic – number8, Active Blind, 2008.

3.Bb2 e6 4.e3 Nf6 5.a3 Bc6 (5...Be7 6.d4+=) 6.Nf3= Nbd7 7.d4 Qb8 (7...Nb6 8.c4=) 8.Bd3 (8.c4 Nb6+=) 8...b6 (8...Be4 9.c4=) 9.Nbd2 Qb7 (9...b5 10.0-0+=) 10.0-0 (10.b5 Bf3 11.Qf3 Qf3 12.Nf3+/–) 10...0-0-0 (10...e5!?+=) 11.Qc2 (11.Ng5 Bg2 12.Re1 Be7 13.Nf7 Rhf8+-) 11...Kb8 (11...Qa8 12.Ng5 Bg2 13.Rfd1+- (13.Nf7?! Bh3 14.Ne4 Bf1 15.Rf1 Ne4+/–)) 12.Rfe1 (12.e4 a6+-) 12...Qa8 (12...Bf3 13.Nf3 (13.gf3?! Qd5=) 13...Be7 14.c4+/–) 13.e4 (13.Ng5 Rg8+-) 13...Bb7 (13...Be7 14.d5 Bb7 15.de6 fe6 16.Ng5+-) 14.e5 (better is 14.Ng5 Rg8 15.Nf7+-) 14...de5 15.de5 (better is 15.Ng5 Bg2 16.Nf7+-) 15...Ne8? (15...Nh5 16.Ng5 Bg2 17.Nf7+-) 16.Rad1?? (better is 16.Ng5 Ne5 17.Re5+-) 16...Be7 17.Be4 Be4 18.Ne4 h6 19.Ng3 Rf8 20.c4 Kc8 21.c5 bc5 22.bc5 Bc5 23.Rc1 Bb6 24.Red1 f6 25.ef6 Nef6 26.Bd4 Rfe8?? 27.Bb6+- ab6 28.Rb1 Re7 29.a4 Qb7 30.Rbc1 Ne8 31.h3 Ndf6 32.Rd8 Kd8 33.Nf1 Rd7 34.Ne3 Ke7 35.Rd1 Rd1+= 36.Qd1 Kf8 37.Ne1 e5 38.N1c2 Kg8 39.Qf3? Qf3–+ 40.gf3 Kh7 41.Kh2 g5 42.Kg3 Kg6 43.f4?? ef4 44.Kf3 Nd7 45.Ke2 Nd6 46.Nd1 h5 47.Kf1 g4 48.hg4 hg4 49.Kg1 Nf5 Black prepares g3 50.Ne1 g3 51.fg3 fg3 52.Ne3 Ne3 0–1. Fournier,Frederic (1900) – RuyGarcia (2000), Active Blind, 2008.

3.e3 Nc6 4.Nf3 Nb4?? (better is 4...e5=) 5.cb4+- e5 6.a3 (6.Nc3 Nf6+-) 6...g6 (6...Nf6 7.d4 e4 8.Nfd2+-) 7.Bb2 Bg7 8.Nc3 Nf6 9.d3 0-0 10.Be2 Qe7 11.0-0 c6 12.h3 b6 13.Qc2 a6 14.e4 d5? 15.ed5 cd5 16.Rfe1 b5? 17.Rac1 Rfc8 18.Qb1 d4 19.Ne4 Ne4 20.de4 Rc1 21.Rc1 Rc8 22.Rc8 Bc8 23.Qc1 Qf8 24.Bd3 Qd8 25.Kf1 h5 26.Ne1 Bd7 27.f3 Qc8 28.Qc8 Bc8 29.Bc2 Bd7 30.Nd3 a5? 31.ba5 Bc8 32.Bb3 b4 33.ab4 (33.ab4 Ba6 34.Ke2+-) 1–0. Fournier,Frederic (1865) – jua8, Active blind, 2011.

3.e3 e5 4.d3 +=.

3.e3 e6 4.Nf3 Nh6 (4...e5 5.d3=) 5.Bb2 (5.d4 d5+=) 5...Qe7 6.Be2 Na6 (6...e5 7.d3=) 7.a3 c6 (7...e5 8.e4+=) 8.0-0 Nc7 9.d4 f6 (9...e5 10.c4 e4 11.Nfd2+=) 10.Nbd2 Nf7 11.Nb3 (11.c4 e5+/–) 11...g6 12.Bd3 Bg7 13.c4 0-0 14.Qc2 d5 15.cd5 ed5 16.Nc5 Bc8 17.Nb3 b6 (17...Bd7 18.h3+=) 18.Nbd2 (18.Qc6 Bg4+/–) 18...Nd6 (18...Bd7 19.e4+=) 19.Rfe1 (19.Qc6 Bd7 20.Qc2 Rac8+/–) 19...Bd7+= 20.Rab1 a5 21.ba5 ba5 22.Bc3 Nb7?? 23.e4 Be6?? 24.ed5 cd5? 25.Ne5 fe5+= 26.de5?? Bd7?? 27.Bf1?? Ne6?? 28.Nf3?? Nbd8 29.Qb2 Nf7 30.Red1 Neg5 31.Ng5–/+ Ng5 32.Bd2? Be6 33.Bc3 Nf7 34.f4 Rfe8 35.Kh1 Bd7?? 36.g3? Ra6?? 37.Ba6+- Ne5 38.Be5 Be5 39.fe5 Qg7 40.Bf1 Be6 41.Bg2 h5 42.Rd5 Bd5 43.Bd5 Kh7 44.Bg2 Re7 45.Qb7! Rb7 46.Rb7 Qb7 47.Bb7 Kg7 48.Bg2 g5 49.Kg1 h4 50.gh4 gh4 51.h3 1–0. Fournier,Frederic (1830) – borisberkley (1805), Active blind, 2011.

3.Nf3 e5 4.e3 Nf6 5.Bb2 Be7 6.a3 0-0 (6...a6 7.d3=) 7.Be2 (7.d3 Be6+=) 7...Nc6 (7...e4 8.Nd4+=) 8.d3= a6 9.0-0 Bg4 10.h3 Bh5 11.Nbd2 Bg6 (11...Qd7 12.c4=) 12.e4 Re8 (12...d5 13.Nh4=) 13.Qc2 (13.Nh4 d5+=) 13...Bf8 (13...Nh5 14.Rfe1=) 14.Rfd1 Ne7 (14...Nh5 15.Bc1=) 15.Nf1 (15.c4 Nc6+=) 15...c6 16.Ne3 Qc7 17.d4 (17.c4 c5+=) 17...Rad8 (17...Be4 18.Qd2–/+) 18.de5 (18.Bd3 ed4 19.cd4 d5=) 18...de5 (18...Be4 19.ed6 Rd6 20.Qb3+=) 19.Rd8= Rd8 20.Rd1 (20.Bd3!?=) 20...Rd1 (20...Be4 21.Qb3 Rd1 22.Qd1–/+) 21.Qd1+= Nc8 22.c4+= Nd6? 23.Ne5 Qe7?? 24.Ng6+- hg6 25.f3 Nde8 26.Bc1 b5 27.c5 Nc7 28.Kh1 Ne6 29.Nd5?? cd5–/+ 30.ed5 Nd8 31.d6 Qd7 32.Be3 Ne8 33.Bg1 Kh7 34.Bh2 f6 35.Bf1 Kh8 36.g4 g5 37.Bg2 g6 38.f4 gf4 39.Bf4 Bg7 40.Bh2 Ne6 41.Qf3 Nd8 42.Qa8 f5 43.gf5 gf5 44.Qa6 Nd6? 45.cd6 Nf7 46.Qb5 Qb5–+ 47.a4 Qb4 48.d7 Qe7 49.Bg1 Ne5 50.d8Q Qd8 51.Bd4 Qd4 (51...Qd4 52.Bd5 Qd5 53.Kh2 Qd2 54.Kg1 Nf3 55.Kf1 Bd4 56.a5 Qf2) 0–1. Fournier,Frederic (2020) – felix83 (2000), Active Blind, 2008.

3.e3 Nf6

4.Bb2 Bc6 5.Nf3 Nbd7 (5...e5 6.Be2=) 6.d4 Qb8 (6...e6 7.c4 Bf3 8.Qf3+=) 7.a3 b6 (7...e6 8.c4 Nb6 9.Nc3+=) 8.Bd3 Qb7 9.Nbd2 h6 (9...e5 10.b5 Bd5 11.c4 Bf3 12.gf3 (worse is 12.Nf3 e4–/+) 12...ed4 13.Bd4+=) 10.0-0 (10.c4 Bf3 11.Qf3 Qf3 12.Nf3 c5+/–) 10...e6 (10...e5 11.b5 Bf3 12.Qf3 (worse is 12.Nf3 e4–/+) 12...Qf3 13.gf3+= (worse is 13.Nf3 e4–/+)) 11.Re1 (11.b5 Bf3 12.Nf3+/– (worse is 12.gf3 c5=)) 11...Be7 (11...b5 12.Qe2+/–) 12.e4 (better is 12.d5 Nd5 13.b5+-) 12...0-0-0? (12...b5 13.Qe2+/–) 13.Qc2?? (13.b5 Be4 14.Ne4 Ne4 15.Re4 d5+-) 13...e5? (13...Qb8!?+/–) 14.d5 (better is 14.b5 Bb5 15.Bb5 c6+-) 14...Bb5?? 15.Bb5 a6 16.Bd3 Kb8 17.Rac1 Rdf8 18.Qb1 Ne8 19.c4 g6 20.Bf1 Ng7 21.c5! dc5 22.bc5 Nc5 23.Qa2 f5 24.ef5 gf5 25.Nb3 Nb3 26.Qb3 Bd6 27.Rcd1 f4 28.h3 Nf5 29.Bc1 h5 30.Bb2 h4 31.Ne5 Be5 32.Be5 Rh7 33.Bc3 Rff7 34.Rd2 Ng3 35.fg3 fg3 36.Red1 Rh5 37.Kh1 Rhf5 38.Bb4 White intends d6 38...Qc8 39.d6 cd6 40.Bd6+- Ka7 41.Bg3! hg3?? 42.Qg3 Rf1+/– 43.Rf1 Rf1 44.Kh2 Qc1?? 45.Rf2 Rg1 (45...Rg1 46.Rf7 Qc7 47.Qc7 Ka8 48.Qd8; 45...Rh1) 0–1. Fournier,Frederic (1980) – Curriaqui (2170), Active Blind, 2008.

4.Bb2 e5 5.Be2 +=.

4.Nf3 e5 5.d3 g6 (5...a5 6.ba5 Ra5 7.Nbd2=) 6.Be2= Bg7 7.Bb2 0-0 8.a3 Be6 9.Nbd2 c6 10.0-0 b5 (10...a5 11.d4=) 11.e4 (11.a4 Nd5+=) 11...a6 (11...a5 12.d4=) 12.Qc2 Re8 13.Rfe1 d5 (13...a5 14.d4=) 14.ed5 cd5 (14...Nd5 15.c4 Nf4 16.Bf1+=) 15.Rac1 (15.Ne5 Qd6 16.Nef3 Nc6+/–) 15...Qe7 (15...Nbd7 16.c4 e4 17.de4 dc4 18.Nd4=) 16.Qb1 (better is 16.Ne5!? a5 17.ba5+/–) 16...Nc6 17.c4 bc4 (17...Qd6 18.cb5 ab5 19.d4+=) 18.dc4+= dc4 (18...d4 19.b5 Bf5 20.Bd3 Bd3 21.Qd3+/–) 19.Nc4 Bc4 (19...Bf5 20.Bd3 Bd3 21.Qd3 Bh6+/–) 20.Bc4+- Nd4?? (better is 20...Qd6+-) 21.Nd4 ed4 22.Re7 Re7 23.Rd1 Rae8 24.g3 h5 25.Bd4 Re5 26.Be5 Re5 27.Re1 Re1 28.Qe1 Kh7 29.Kg2 Bh6 30.f3 Ng4 31.fg4 hg4 32.Be2 Bg7 33.Qd1 Bh6 34.Bg4 Bg7+- 35.Bf3 Bh6 36.Qb1 Bg7 37.a4 Bh6 38.b5 ab5 39.ab5 Bg7 40.b6 Bf8 41.b7 Bg7 42.b8Q Bh6 43.Q8b7 Bg7 44.h4 Bh6 45.Bd5 Bg7 46.Qf7 Kh6 47.Qbg6 (47.Qfg6?!=) 1–0. Fournier,Frederic (1630) – eslam(C) (1775), Active, 2011.

2.c3 Nf6

3.a3 b5 4.d3 g6 5.e3 Bg7 6.Bb2 0-0 7.Nd2 a6 8.Rb1 Nbd7 9.g3 c5 10.Bg2 Rb8 11.Ngf3 Bb7 12.0-0 d5 13.Ba1 e5 14.c4 bc4 15.dc4 dc4 16.Nc4 e4 17.Nfe5 Ne5 18.Ne5 Re8 19.Qd8 Rbd8 20.Nc4 Rd3 21.bc5 Bd5 22.Nb6 Rb8 23.Bf6 Bf6 24.Nd5 Rb1 25.Nf6 Kg7 26.Rb1 Kf6 27.Be4 Ra3 28.Rc1 Ke7 29.c6 Kd8 30.c7 Kc8 31.Bb7 1–0. mzs78 – coralis, kurnik, 2012. (=1.c3 d6 2.b4)

3.a4 g6 4.a5 a6 5.d4 Bg7 6.e3 Bf5 7.Bd3 Bd3 8.Qd3 Qd7 9.Nf3 Qb5 10.Qb5 ab5 11.Na3 c6 12.0-0 Ne4 13.Bb2 Nd7 14.c4 bc4 15.Nc4 0-0 16.Nfd2 Nd2 17.Nd2 Nf6 18.Nc4 Nd5 19.Nb6 Nb6 20.ab6 c5 21.bc5 dc5 22.Rfd1 cd4 23.Bd4 Bd4 24.ed4 Ra1 25.Ra1 Rd8 26.Ra4 Rd6 27.Rb4 Kg7 28.g3 Kf6 29.Kg2 Ke6 30.f4 Kd5 31.Kf3 Kc6 32.Ke3 Rd5 33.Ke4 f5 34.Kd3 Rb5 35.Rc4 Kb6 36.Rc8 Rb3 37.Kc4 Rb2 38.Re8 Rh2 39.Re7 Rh3 40.d5 Rg3 41.Rh7 Rf3 42.d6 Rf4 43.Kd5 Rf1 44.d7 Kc7 45.Ke6 Re1 46.Kf6 f4 47.Kg6 f3 48.Rf7 f2 49.Rf2 Kd7 50.Rf7 Kc6 51.Rf6 Kb5 52.Rf5 Ka6 53.Rf6 b6 54.Rf2 b5 55.Rf6 Ka5 56.Rf8 b4 57.Ra8 Kb5 58.Rb8 Kc4 59.Rc8 Kb3 60.Rf8 Ka3 61.Ra8 Kb2 62.Rf8 b3 63.Rf2 Ka3 64.Rf8 b2 65.Ra8 Kb3 66.Rb8 Ka2 67.Ra8 Kb1 68.Kg5 Re2 69.Kf4 Rc2 70.Ke3 Kc1 0–1. martenkaa91 – wurgos, kurnik, 2012. (=1.c3 d6 2.b4)

3.Bb2 Nbd7 4.e3 Nb6 (4...e5 5.Be2+=) 5.a3 Bd7 6.Nf3 Qb8 (6...e5 7.d3+=) 7.Be2 a6 8.d4 Qa7 (8...d5 9.Nbd2=) 9.Nbd2 0-0-0 10.Qc2 Qa8 (10...Ba4 11.Qf5 e6 12.Qa5+=) 11.Bd3 Kb8 12.0-0 e6 13.Rac1 Be7 (13...Ba4 14.Qb1+/–) 14.Rfe1 (14.c4 Ba4 15.Nb3 h5+/–) 14...Rhf8 (14...Ba4 15.Nb3+=) 15.e4 (15.c4 Ba4 16.Nb3 d5+/–) 15...h6 (15...Ba4 16.Qb1+/–) 16.e5 (16.c4!?+/–) 16...de5 17.Ne5 Ng8 (17...Ba4!? 18.Nb3 Nbd5+=) 18.Nd7+/– Rd7 19.Nf3 Rdd8 20.Ne5 f6? (better is 20...Nf6!?+/–) 21.Nf3 g5 22.h3 Rfe8 23.c4 Bd6? 24.c5 Bc5 25.dc5 Nd7 26.Bf1 e5 27.b5 White intends c6 27...ab5 28.a4 ba4? 29.c6 Nb6 30.cb7 Qb7 31.Rb1 Qa8 32.Bc1 Rd6 33.Be3 Ne7 34.Bb6 Rb6 35.Rb6 cb6 36.Rb1 Rc8?? 37.Qb2 Rc6?? 38.Nd2 Qb7 39.Nb3?? ab3+= 40.Qb3 Qc7 41.Qb5 Rc5 42.Qc5?? Qc5–+ 43.g3 Kc7 44.Bg2 Nc6 45.Rc1 Qc1 (45...Qc1 46.Bf1 b5–+) 0–1. Fournier,Frederic – gregehwfu, Active Blind, 2008.

3.d3 e6 4.e3 Be7 5.e4 c5 6.e5? (better 6.bc5 dc5 7.e5=+) 6...cb4?? (better 6...de5 7.bc5 Bc5-/+) 7.ef6+/- Bf6 8.cb4?? (8.d4 Nc6+/-) 8...d5?? (8...Ba1 9.Bd2-+) 9.Nd2?? (9.d4 Qb6 10.Ne2 Qb4 11.Nbc3 0-0+/-) 9...Nc6?? (better 9...Ba1!? 10.Nb3 Bf6 11.Nf3-+) 10.Bb2?? (10.Rb1 0-0+-) 10...Nb4?? (better 10...Bb2 11.Rb1 Bc3-+) 11.Rb1+/- Bb2 12.Rb2 Nd3?? (better 12...Nc6+/-) 13.Bd3+- Qf6 (13...0-0+-) 14.Bh7 (better 14.Qc2+-) 14...Qb2-/+ 15.Bd3 Qe5 16.Qe2 Qf6 (16...Qe2!? 17.Ne2 e5-/+) 17.Ngf3= Qe7 (17...Bd7 18.Ne5 Bc6 19.Ndf3=) 18.Ne5 0-0 (18...Qc7 19.0-0=) 19.Nef3 (19.Qh5 g6 20.Bg6 fg6 21.Ng6 Qg7 22.Nf8 Kf8+=) 19...f5 (better 19...Qa3!?=) 20.0-0+= Qf6 21.Nd4?? (better 21.Ne5!?+=) 21...e5?? (21...Qd4 22.Nf3 Qg4 23.Qd2-+) 22.Nf5?? (22.Nb5 e4 23.Bc2 Rf7=+) 22...e4?? (better 22...Bf5 23.Bf5 Qf5-+) 23.Ne4 Qf5 24.Nd6 (24.Nc3 Qg4 25.Nd5 Qe2 26.Be2 Rb8=+) 24...Qf6 (better 24...Qg5 25.Nc8 Rac8 26.Qe6 Kh8 27.Qh3 Qh6-/+) 25.Bh7?? (25.Qh5 Qh6 26.Qd5 Be6 A) 27.Qb7? Rad8-+ (27...Ba2? 28.Nf5 Qg5 29.Ne7 Kh8 30.Qe4+-); B) 27.Qe4=+) 25...Kh7-+ 26.Qd3 (26.Qh5 Kg8 27.Qd5 Be6 28.Qb7 Ba2-+) 26...Kg8 (26...Bf5 27.Qd5 Rad8 28.Qf5 Qf5 29.Nf5 Rf5 30.g4-+) 27.Qg3 (27.Qd5 Be6 28.Qb7 Ba2 29.Qb4-+) 27...Qg6 (better 27...Rd8 28.Nb5 Bf5-+) 28.Qh3 (28.Qg6 Rf6 29.Qe8 Rf8+-) 28...Qg3 (28...Bh3 29.g3 Qd3 30.Re1 Qf3 31.Nb7 Qg2) 29.Qg3+- (29.hg3? Bh3 30.gh3 Rf6 31.Nb7 Rc8-+) 29...Bd7 (29...Be6+-) 30.Qf4 (better 30.Re1 Rae8 31.Ne8 Be8 32.Re7+-) 30...Rf7 (better 30...Rf4 31.Nb7 Rc8-+) 31.Qg3 (31.Qf7 Kh7 32.Re1 Bg4 33.Nf5 Bf5 34.Qf5 g6 35.Re7 Kh6 36.Qh3 Kg5 37.Rf7 Rd8 38.f4) 31...Re7?? (31...Rff8 32.Re1 Rae8 33.Ne8 Be8+-) 32.Qg7 (32.Qg7 Kg7 33.Rd1-+) 1-0. universe64 (1985) - DarkestPhoenix (2105), Daily UltraBullet Arena, 2019.

3.d3 g6 4.e3 Bg7 5.Bb2 0-0 6.Nd2 c6 7.Rb1 Nbd7 8.g3 Qc7 9.Ngf3 e5 10.Bg2 a6 11.0-0 Re8 12.a3 Nh5 13.Ba1 f5 14.Rc1 Nhf6 15.c4 b6 16.Nb3 Nh5 17.c5 bc5 18.bc5 d5 19.Nbd2 f4 20.ef4 ef4 21.Qb3 Ba1 22.Ra1 fg3 23.fg3 Nc5 24.Qc3 Ne6 25.Nd4 Nd4 26.Qd4 Qd6 27.Nf3 Rb8 28.a4 Ng7 29.Rac1 Nf5 30.Qa7 Rb7 31.Qa6 Ne3 32.Rfe1 Rb1 33.Qc6 Qc6 34.Rc6 Re1 35.Ne1 Bb7 36.Rc1 Ng4 37.d4 Re2 38.Nd3 Ne3 39.Bf1 Rd2 0–1. mzs78 – qweri, kurnik, 2012. (=1.c3 d6 2.b4)

3.d4 Bf5 =.

3.a3 Nbd7

4.Bb2 e5 5.d3 Be7 6.e3 0-0 7.Nd2 a5 8.g3 c5 9.b5 a4 10.c4 d5 11.Bg2 d4 12.ed4 ed4 13.Ngf3 Bd6 14.0-0 h6 15.Re1 Qc7 16.Ne4 Ne4 17.Re4 Nf6 18.Re1 Bg4 19.Rf1 Qd7 20.Qc2 h5 21.Rae1 Bf3 22.Bf3 h4 23.Bg2 hg3 24.fg3 Rae8 25.Bc1 b6 26.Qa4 Qg4 27.Qd1 Qg6 28.Qf3 Ng4 29.Bf4 Bf4 30.Qf4 Ne3 31.Be4 Qh5 32.Rf2 g6 33.Re3 de3 34.Qe3 Kg7 35.Kg2 f5 36.Bf3 Re3 37.Bh5 gh5 38.Rd2 Rd8 39.h3 Rdd3 40.Rf2 Rg3 41.Kf1 Rgf3 42.h4 Rf2 43.Kf2 Ra3 0–1. mzs78 – matiasz1 (1860), kurnik, 2012. (=1.c3 d6 2.b4)

4.d3 g6 5.e3 Bg7 6.g3 0-0 7.Bb2 Re8 8.Nd2 e5 9.Bg2 c6 10.Ngf3 Qc7 11.0-0 a5 12.Rc1 ab4 13.ab4 Nf8 14.c4 Ne6 15.Ba1 Bd7 16.Qb3 Rad8 17.b5 Nc5 18.Qc3 Bf5 19.e4 Bc8 20.bc6 bc6 21.Nb3 Nfd7 22.Nc5 Nc5 23.Nd2 Be6 24.Nb3 Na4 25.Qa5 Qa5 26.Na5 Bd7 27.Rfd1 Rb8 28.Rd2 Bh6 29.Rdc2 Bc1 30.Rc1 Rb4 31.d4 Ra8 32.de5 de5 33.Be5 Ra5 34.Bf6 Be6 35.e5 Rc4 36.Rd1 Bd5 37.Rb1 Ra8 38.Bf1 Rc2 39.Bd3 Rd2 40.Bf1 Nc3 41.Re1 Ne4 42.Bg2 Nf6 43.ef6 Bg2 44.Kg2 h5 0–1. mzs78 – matiasz1 (1795), kurnik, 2012. (=1.c3 d6 2.b4)

2.c4 c5

3.a3 cb4 4.ab4 Nf6 5.f3 (5.Nc3!?=) 5...e5 6.e4 (6.Nc3 Be7=+) 6...Nc6 (6...Ne4 7.Ne2 (7.fe4?? Qh4 8.g3 Qe4 9.Kf2 Qh1-+) 7...Nf6 8.d4-/+) 7.Qa4 (7.b5 Nd4 8.Ne2 Ne6=) 7...Bd7 8.Bb2 (8.b5 Nd4-/+) 8...Nd4 9.Qd1 Be7 (better 9...Nh5 10.g3 Qb6 11.Bd4 ed4=+) 10.g4? (better 10.Ne2!? Ne6 11.Nbc3=+) 10...0-0 (better 10...Qb6 11.h4 Qb4 12.Bd4 ed4-+) 11.h4?? (11.Bd4 ed4 12.Bd3 a5-+) 11...h6 (11...Ne4 12.Bd4 Bh4 13.Ke2 Ng3 14.Kd3 Nh1 15.Be3 Nf2 16.Bf2 Bf2 17.Nh3-+) 12.h5?? (12.Bd4 ed4 13.Qb3 Nh7-+) 12...Qb6 (better 12...Ne4 13.Bd4 Bh4 14.Ke2 Ng3 15.Kd3 Nh1-+) 13.b5 a6 14.Nc3 ab5 15.Ra8 Ra8 16.d3 (16.Nb5 Bb5 17.cb5-+) 16...bc4 17.Bc1 (17.Rh2 d5! 18.ed5 Ba3-+) 17...cd3 (17...Qb4 18.Qd2 Ra1 19.Kf2-+) 18.Qd3 (18.Bd3 Ra1 19.Kf1-+) 18...Ra3 (better 18...Ra1 19.Nge2 Nb3-+) 19.Ba3+= Qb3?? (better 19...Qa5 20.Bc1 d5+/-) 20.Be2?? (better 20.Nd5 Nd5 21.Qb3 Nb3 22.ed5+-) 20...Nc2?? (better 20...Qa3!? 21.Nd5 Qa1 22.Qd1 Nc2 23.Kf1 Qd1 24.Bd1 Nd5 25.ed5 Ne3 26.Ke1 Nd5-+) 21.Kf2 Exerts pressure on the backward pawn (21.Kf1 Na3 22.Nd5 Qd3 23.Ne7 Kf8 24.Bd3 Ke7=) 21...Na3 (21...Qb6 22.Kf1 Na3 23.Nh3-/+) 22.Nh3 (better 22.Nd5 Qd3 23.Ne7 Kf8 24.Bd3 Ke7 25.Ne2=) 22...Bb5?? (22...Qb2 23.Kg2 d5 24.Nd5 Nd5 25.ed5-/+) 23.Qd2 (better 23.Nb5 Qd3 24.Bd3 Nb5 25.Bb5+-) 23...Be2-+ 24.Ke2 Nc4 (24...d5 A) 25.ed5?? Bb4 26.d6 Nc4-+ (26...Qc3?! 27.Qc3 Bc3 28.Rc1=+); B) 25.Rc1 de4 26.fe4-+) 25.Qd3 Qb2 26.Kf1 Nd2 (26...Nd2 27.Ke1 Nb3-+) 0-1. Paul593 - king001 (2105),, 2009.

3.a3 e6 4.Bb2 Nf6 5.e3 Be7 6.bc5 dc5 7.Be2 Rg8 (7...0-0 8.Nf3=) 8.Nf3+= h6 (8...Bd6 9.0-0+=) 9.0-0 Nc6 10.Nc3 Bd6 (10...e5 11.d3+=) 11.h3 (11.d4 cd4 12.Nb5 Be7 13.ed4 a6+/-) 11...b6 (11...e5 12.d4 e4 13.Nd2 cd4 14.Nce4 de3 15.fe3+=) 12.Nb5 Na5 (12...Bb8 13.d4+=) 13.Nd6 Qd6 14.Bf6 (14.Be5 Qd7+/-) 14...gf6+= 15.Kh1 (15.d4 Bb7+=) 15...Bb7= 16.Rg1 (16.Qc2 Nc6=) 16...f5 17.d4 cd4 (17...0-0-0 18.Rc1=) 18.ed4 Bf3 19.Bf3 Rc8 (19...Rd8!? 20.d5 Qc5=) 20.c5+= bc5 (20...Qd7 21.Rb1+=) 21.Qa4+/- Nc6 22.dc5 Qc7 (22...Qc5? 23.Rgf1+-) 23.Rgd1 Ke7 24.Qh4 f6 (24...Ke8 25.Rab1 (worse 25.Qh6 Ne5+/-) 25...f4 26.Rd6+-) 25.Rd6+- Ne5? (better 25...Nd8 26.Rad1 Nf7 27.Rd7 Qd7 28.Rd7 Kd7 29.Qf6 Ng5+-) 26.Bd5 Rg6 27.Re6 Kd8 (27...Kf8 28.Rf6 Kg7 29.Rf5 Rd8+-) 28.Rd1 (28.Rd1 Qc5 29.Re5+-) 1-0. rcm06 (2130) - zulu22,, 2022.

3.a3 Nf6 4.Bb2 e5 5.bc5 dc5 6.Be5 Nc6 7.Bb2 Be7 8.e3 Be6 9.Nf3 0-0 10.Be2 Na5 11.d3 Qb6 12.Ra2 Rfd8 13.Qc2 Qb3 14.Qb3 Nb3 15.Nbd2 Nd2 16.Nd2 (16.Kd2?! Bc4 17.Raa1 b5=) 16...b5 17.Ra1 a6 18.0-0 b4 19.ab4 cb4 20.d4 a5 21.d5 Bf5 22.f3 a4 23.e4 Bg6 24.Rfe1 a3 25.Bd4 Nh5 26.Nb3 Nf4 27.Bf1 Nh5 28.g3 Rac8 29.f4 Bf8? 30.f5+- Rc4 31.fg6 hg6 32.Bc4 Nf6 33.Bf6 gf6 34.Rec1 Rc8 35.Kf2 Bc5 36.Nc5 Rc5 37.Ke3 Kf8 38.Kd4 Rc7 39.d6 Rb7 40.Bb3 Rd7 41.Kd5 Ra7 42.Rc8 Kg7 43.h4 Ra5 44.Kc4 a2 45.d7 (45.d7 Re5 46.d8Q Re4 47.Kd3 Re8 48.Qe8 g5 49.Qf7 Kh6 50.Rh8) 1–0. Ducharme,Steven – Rey,Dieter, ZN–2011–0-01518, 2011. (=1.c4 d6 2.b4)

3.b5 a6 4.Bb2 ab5 5.cb5 b6 6.a4 Nf6 7.e3 g6 8.Nf3 Bg7 9.Be2 0-0 10.0-0 Bb7 11.Qb3 Nbd7 12.d4 Ng4 13.Nbd2 h5 14.h3 Nh6 15.e4 cd4 16.Bd4 Nc5 17.Bc5 dc5 18.Rad1 Qc7 19.g3 Ra5 20.Nc4 Ra7 21.a5 ba5 22.b6 a4 23.Qb5 Bc6 24.Qc5 Qd7 25.ba7 Qh3 26.Qc6 Ng4 27.Qd7 a3 28.Na3 h4 29.Qc7 Be5 30.Qe5 Ne5 31.Ng5 Qc8 32.Rc1 Qa8 33.Nb5 hg3 34.f3 Kg7 35.Kg2 Rh8 36.Kg3 Kf6 37.Nh3 Qb7 38.Nf4 g5 39.Nd5 Kg6 40.Rc7 Qa6 41.Re7 Qa2 42.Rf2 Nd3 43.Rg2 Nf4 44.Nf4 1–0. blackiwhite (1685) – combin, kurnik, 2012. (=1.c4 d6 2.b4)

3.b5 g6 4.Bb2 e5 5.f4 (5.e3 Bg7=) 5...Bg7 (5...ef4 6.Qb3 Nf6 7.Nh3+=) 6.Nf3= Qe7 7.Nc3 Nf6 (7...ef4? 8.Nd5 Bb2 9.Ne7 Ne7 10.Rb1+-) 8.fe5 de5 9.Na4 (better is 9.e4=) 9...e4–/+ 10.Ng5 0-0 (better is 10...h6 11.Nh3 Bh3 12.gh3 e3–+) 11.Nc5? (better is 11.Qb3–/+) 11...Qc5–+ 12.Bf6 Bf6 13.Ne4 Qf5 (13...Bh4!? 14.g3 Qc4 15.Bg2–+) 14.Nf6 Qf6 15.Qc1 Nd7 16.Qc3 Qc3 17.dc3 Nb6 18.e3 Bf5 19.Be2 a6 (19...Rac8!? 20.Kf2–+) 20.Bf3 Rab8 21.ba6 ba6 22.Bd5 Rfd8 23.e4 Nd5 24.ef5 Nc3 25.fg6 fg6 26.Kf2 Rb2 27.Kf3 Rd3 28.Kg4 Rg2 29.Kf4 g5 30.Kf5 Rf3 31.Ke5 Re2 32.Kd6 Ne4 33.Kd5 Rd3 34.Kc6 Rd6 35.Kc7 Red2 36.Rhe1 Rd7 37.Kb6 Rb2 38.Ka5 Rd3 39.a3 Rd4 40.Rac1 Rd3 41.Ra1 Nd6 42.Ka6 Nc4 43.a4 Rb6 44.Ka7 Rd7 45.Ka8 Rf6 46.Re8–+ Rf8 47.Rf8 Kf8 48.Rg1 h6 49.Ra1 Kg7 50.a5 Nd6 51.a6 h5 52.Kb8 Nb5 53.Rg1 Kf6–+ 54.Rf1 Kg6 55.Rb1–/+ Ra7 56.Rb5 Ra6 57.Kb7? Ra2–+ 58.Rb6 Kf5 59.Rb5 Kg4 60.Rb4 Kh3 61.Rb5 Rg2 62.Rb3 Kh2 0–1. Sviridova,V – Chernova,N, Penza op U14 Girls, 2006.

3.bc5 dc5 4.Bb2 Bf5 5.Qb3 f6 6.Qb7 Nd7 7.Qf3 Be6 8.Na3 Rb8 9.Rb1 Nh6 10.Qd3 Bf5 11.e4 Bg6 12.Be2 e5 13.Nb5 Qa5 14.Nf3 Qa2 15.Bc3 Qa6 16.Nc7 Kf7 17.Qd7 Be7 18.Qd5 Kf8 19.Rb8 Qc8 20.Rc8 Bd8 21.Rd8 Be8 22.Re8 1–0. guest1034 – guest1254, ICC, 1999.

2.c4 Nd7

3.Bb2 (--> 2.Bb2 Nd7 3.c4).

3.Nc3 f5 4.d4 e5 5.Nf3 e4 6.Ng5 Be7?? (Better is 6...Ndf6+=) 7.Ne6+- (7...Ngf6 8.Qa4+-) 1–0. Trkn – guest989, ICC, 2004.

2.c4 e5

3.Qc2 Qf6 (3...Nc6 4.a3=+) 4.Bb2 (4.Nc3 Nc6 5.Nd5 Qd8=) 4...Nc6=+ 5.a3 Nd4 6.Qd1 Bf5 7.d3 e4 (7...Bg4 8.h3 Bh5 9.Qa4 c6 10.Nc3=) 8.e3 (better 8.de4!? Nf3 9.Nf3 Qb2 10.Nbd2+=) 8...Nf3=+ 9.gf3 (9.Nf3 Qb2 Discovered attack; 9.gf3 Qb2 Discovered attack) 1–0. GuestRDMJ – GuestJBGW,, 2017.

3.Nc3 Be6 4.e3 Nf6 (4...Nc6 5.b5 Na5 6.Qa4=) 5.Nf3 h6 (5...a5 6.ba5 Ra5 7.d3=+) 6.Be2 Be7 7.0-0 0-0 (7...a5 8.ba5 Ra5 9.d3=) 8.d4 e4 9.Nd2 Bf5 (9...d5 10.Rb1=) 10.a3 (10.f3 d5 11.fe4 Be4 12.Nde4 de4+/–) 10...c6 11.d5 Re8 (11...a5 12.Bb2=) 12.Bb2+= Nbd7 13.Nb3 (13.dc6 bc6 14.Qc2 d5+=) 13...Bg6 (13...c5 14.Qc2+=) 14.Qd2 Nh7 (14...c5 15.Rfb1+=) 15.Rfd1 Qc7 (15...Nhf6 16.c5 cd5 17.Nd5 dc5 18.bc5+=) 16.dc6 (16.c5!?+-) 16...bc6+/– 17.Rac1 (17.b5 Nhf6+=) 17...Rad8 (17...Nhf6 18.Nd4+=) 18.b5+/– Nb6 (18...Ne5 19.bc6 Qc6 20.Nd4+/–) 19.Na5 c5 20.Nc6 Rd7 21.Ne7 (21.a4 Nf6+-) 21...Ree7+/– 22.a4 Nf6 23.a5 Nc8 24.Ra1 Qb7 (24...Re8 25.Ra2+/–) 25.Na4 Ne8 (25...Bf5 26.Bf6 gf6 27.Rdb1+-) 26.Qc3 (26.Bg4 f5 27.a6 Qb8+/–) 26...f5 (26...Bf5 27.a6 Qc7 28.Qd2+/–) 27.Rd2 Re6 (27...Nf6 28.Qc2+/–) 28.Rad1 (28.Rd5 Ne7 29.Rdd1 Nf6+/–) 28...Rf7 29.Ba3 Qc7 30.f4 (30.Bc1 Qe7+/–) 30...ef3+= 31.Bf3 Nf6 32.Ra2 (32.Bc1 Ne4 33.Be4 fe4+=) 32...Rfe7 33.Bd5 (better is 33.Bb2=) 33...Nd5–/+ 34.Rd5 Re4 (34...Re3 35.Qd2 Bf7–+) 35.g3? (better is 35.Rd3=+) 35...Bf7–+ 36.Rf5 (better is 36.Qd2–+) 36...Bc4?? (36...Rc4 37.b6 ab6 38.Qd3 Ra4 39.ab6 Nb6 40.Raf2–+) 37.Rc2?? (37.Nc5 dc5 38.Rc5 Qc5 39.Bc5 Ba2 40.Be7 Ne7 41.Qc7 Re3 42.Qa7+-) 37...Be6 (37...Qd7 38.Rcf2 Bb5 39.Qb3 Kh7 40.Nc3–+) 38.Nc5? (better is 38.Rf4 Rf4 39.gf4=+) 38...Rc4?? (better is 38...Bf5 39.Qb3 R4e6–+) 39.Rf8+- Kf8 40.Ne6 Kf7?? (better is 40...Re6 41.Qc4 Qc4 42.Rc4 Re8+-) 41.Nc7 Rc3 42.Rc3 Rd7 (42...Re5 43.Bb2+-) 43.Nd5 (43.e4!? Re7 44.Nd5 Re4 45.Rc8 Re1 46.Kf2 Re5+-) 43...Ne7 44.Ne7 (44.e4 Nd5 45.ed5 Rb7+-) 44...Ke7 45.b6 Kd8 (45...ab6 46.ab6 Ke6 47.Rc7+-) 46.Bd6! ab6 (46...Rd6 47.b7) 47.ab6 Rd6 48.b7 Rd1 49.Kg2 Rb1 50.Rc8 Kd7 51.b8Q 1–0. Gapp,Wolfgang (1830) – Zech,Ludwig (1725), AUT–chT, 1996.

3.Nc3 g6 4.e4 (4.Nf3 Nc6=) 4...Nf6 (4...Nc6 5.Rb1=) 5.Nf3 Bg7 (5...Nc6 6.b5 Nd4 7.Be2=) 6.d3 (6.d4 ed4 7.Nd4 a5=) 6...Bg4 (6...0-0 7.Be2=) 7.h3 (7.Be2 a5 8.b5 0-0+=) 7...Bf3 8.Qf3 0-0 (8...Nc6 9.Rb1=) 9.Bg5 Nbd7 (9...h6 10.Bf6 Bf6 11.Be2=) 10.Be2 c6 (10...c5 11.Rb1+=) 11.0-0 a6 12.g3 (12.Be3 Qe7+/–) 12...h6 13.Bc1 (13.Be3 Nh7+=) 13...b5 (better is 13...d5=) 14.c5?? (better is 14.Be3+=) 14...dc5 (14...a5 15.ba5 Nc5 16.Be3–/+) 15.bc5 (15.a3 Qe7 16.bc5 Qc5–/+) 15...Nc5 16.Ba3 Qe7 (16...Qd4 17.Qe3 Nfd7 18.Bb2–/+) 17.Qe3 Nfd7 18.f4?? (18.Rac1 Rfb8 19.Na4 ba4 20.Bc5 Nc5 21.Rc5 Rb2=+) 18...Kh7?? (18...ef4 19.Qc1–+) 19.Bg4? (19.f5 Rad8 20.Bg4+=) 19...ef4–+ 20.Qd2 (20.gf4 f5 21.d4 fg4 22.hg4 Qh4 23.dc5 Bc3 24.Qc3 Qg4 25.Kh1 Qh4 26.Kg2 Rf4 27.Rf4 Qf4–+) 20...f5 21.ef5 Qe3 22.Qe3–/+ fe3 23.fg6 Kg6–+ 24.Rf8 Nf8 25.Bc5= Bc3 26.Rc1 Bd2 27.Rd1? Nh7 28.Bf3 Ng5–+ 29.Be2 Nh3 30.Kf1 Nf2?? 31.Rd2–/+ ed2 32.Kf2 a5 33.Ke3+/– Rg8 34.Kd2 Kf6 35.Bd6 Ke6 36.Bf4 Kf5 37.Kc3 c5 38.Kb3 a4 39.Kc3 Rg6? 40.d4+- cd4 41.Kd4 Rb6 42.Kc5 Rb7 43.Bb5 a3 44.Bh6 Rc7 45.Kb4 Kg4 46.Bf4 Rb7 47.Ka5 Ra7 48.Kb6 Ra8 49.Bc4 Rd8 50.Kb5 Rh8 51.Bb3 Ra8 52.Kb4 Ra7 53.Ba4 Ra4 54.Ka4 (54...Kf5 55.Ka3+-) 1–0. dusterstar – Mokolato, internet, 2006.

3.d3 Nf6 4.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.d3).

3.e3 Nc6 4.b5 Nce7 5.d4 =+.

3.e3 g6 4.h4 (4.d4 Bg7=) 4...Bg7+= 5.Nc3 a5 6.b5 Nd7 7.d4 ed4 8.ed4 Qf6 (8...Nb6 9.Bg5 Ne7 10.h5+=) 9.Nf3 Nb6 10.Be2 Bg4 11.Bg5 Qe6 12.0-0 Nh6 (12...Nc4? 13.Re1 Kf8 14.Nd2+-) 13.Bh6 Bh6 14.Ng5 Bg5 15.Bg4 Qc4 16.hg5 Qc3 17.Rc1 Qb2 18.Re1 Kf8 19.Rc7 h5 (19...Qa3 20.Qe2 Nd5 21.Rb7 h6+-) 20.Be6 (better is 20.Rf7! Kg8 21.Qf3 Qa2 22.Be6 Qe6 23.Re6 Rh6 24.Qf6 Rh7 25.Qg6 Rg7 26.Qg7) 20...f5 21.gf6 Ke8 22.Rb7 (22.Rb7 Kd8 23.Rb6+-) 1–0. Bulcourf,Carlos (2265) – Aranda,Juan Manuel, Buenos Aires CA–ch, 2000.


3.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.c4).

3.Bb2 Nd7 4.e3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.e3 Be7 4.c4 Nd7).

3.Bb2 f5 4.e3 Be6 5.Nf3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be6).

3.Bb2 f5 4.e3 Be6 5.Nf3 Nf6 6.Be2 Be7 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be7 6.Be2 Be6).

3.Bb2 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6).

3.Bb2 Nf6 4.e3 Be6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be6).

3.Bb2 Nf6 4.e3 Be7 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7).

3.Bb2 Nf6 4.e3 Be7 5.Nc3 0-0 6.Nf3 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0-0 6.Nc3).

3.Bb2 Nf6 4.e3 g6 5.Nf3 Bg7 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 d6 5.e3 e5).

3.Bb2 g6 (--> 1.b4 e5 2.Bb2 d6 3.c4 g6).

3.Bb2 g6 4.Nf3 Bg7 5.e3 0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6).

3.e3 Bf5

4.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.c4 Bf5 4.e3).

4.Nc3 Nf6 5.Nf3 (5.d4 Qd7=+) 5...c6 (5...Be7 6.d3=+) 6.Be2= Nbd7 (6...d5 7.Ne5 Bb4 8.Qb3=) 7.d4 h6 (7...d5 8.c5=) 8.0-0 Qc7 (8...e4 9.Nd2=) 9.Ba3 (9.Bb2 e4 10.Nd2 d5 11.cd5 Nd5 12.Nd5 cd5+=) 9...Rd8 (9...Be7 10.b5=) 10.Qb3 (10.Bb2 Be7=) 10...Be7= 11.b5 (11.Bb2 0-0=) 11...g5 (11...0-0 12.de5 Ne5 13.Qa4=) 12.de5 (12.Rad1 c5+=) 12...Ne5 13.Nd4 Bd7 (13...Bg4 14.f3 Be6 15.Rad1+=) 14.f4 (14.Rfd1 Bf8+=) 14...Neg4 15.Bg4 (15.Bc1 gf4 16.ef4 d5 17.cd5 Bc5+=) 15...Ng4 (15...Bg4 16.Qa4 c5 17.fg5 cd4 A) 18.Rf6? A1) 18...Bf6 19.Nd5 Qc8 20.Nf6 (20.gf6?! d3+=) 20...Ke7 21.c5 dc5 22.Rc1 (22.Ng4?! Qg4 23.Bc5 Ke6+-) 22...hg5 23.Bc5 Qc5 24.Rc5 Kf6 25.ed4+-; A2) 18...dc3 19.Rh6 Rg8–+; B) 18.gf6 dc3 19.fe7 Qe7 20.Qa7+-) 16.Rae1 Rc8 (16...Rg8 17.Bb2+=) 17.Ne4 (17.Bb2 Rg8+=) 17...c5 (17...Rg8 18.bc6 bc6 19.h3+-) 18.Nf3 f5 (18...Rg8 19.Bb2+=) 19.Nc3 Be6 (19...Nf6 20.Bb2 g4 21.Nd5 Nd5 22.Bh8 (worse 22.cd5 Rf8 23.Nd2 c4–/+) 22...gf3 23.cd5 fg2 24.Kg2+-) 20.h3 Nf6 21.fg5 Ne4 (21...hg5 22.Ng5 Qd7 23.Bb2+-) 22.Ne4 (22.Bb2 Ng5 23.Ng5 hg5+-) 22...fe4 23.Nd2 (better 23.Bb2 Rg8 24.Nd2 hg5 25.Ne4+-) 23...Qd7? (23...hg5!? 24.Ne4 g4+=) 24.Ne4 (24.Bb2 Rg8 25.gh6 Bh3+-) 24...Bh3? (24...hg5!? 25.Rd1 Bh3+-) 25.gh3 (25.Bb2 Bg2 26.Kg2 Qg4 27.Ng3 Rg8+-) 25...Qh3 26.Qb2 hg5 27.Qg2 Qe6 28.Bb2 (28.Nd2 Qe5+-) 28...Rh4+- 29.Nf6 Bf6 30.Rf6 (30.Bf6?? Rg4 31.Rc1 Rc7–+) 30...Qc4 31.e4 (31.Qb7 Qg4 32.Kf1 Qc4 33.Kf2 Rd8+-; 31.Rd6?? Rg4 32.Rd2 Rg2 33.Rg2 Qb5–+) 31...Ke7?? (better 31...Rc7 32.Rd6 Rch7+-) 32.Qg5 Rg8 (32...Rg4 33.Qg4 Rg8+-) 33.Rg6 (33.Rg6 Kd7 34.Rg8 (34.Qh4?! Rg6 35.Kh1 Qe6+-) 34...Rg4 35.Qg4 Kc7 36.Qc8 Kb6 37.Rg7+-) 1–0. Bulcourf,Carlos (2075) – Sosa,Ruben (1845), 23rd Abierto Internacional ProAm – unclear, 2016.

2.c4 e6

3.a4 a6 4.Ba3 d5 5.c5 Bd7 6.d4 b5 7.a5 Nf6 8.e3 Ne4 9.f3?? (better is 9.Nf3+=) 9...Ng5?? (better is 9...Qh4 10.Ke2 Ng3 11.hg3 Qh1–+) 10.Bd3 (better is 10.h4+-) 10...f6 11.Ne2 e5 12.de5 fe5 13.f4 Ne4 14.Be4 de4 15.fe5 Bg4? 16.Qd8+/– Kd8 17.Nf4 Nc6 18.e6 Be7? 19.h3+- Bf5 20.g4 Bg6 21.Bb2?? Rg8 22.Ba3 Bh4?? 23.Ke2+- Ne5 24.Rd1 Kc8 25.Nc3 Kb7 26.Bb2 Nc4 27.Ba3?? Rge8 28.Ncd5 Na3? 29.Ra3+- Red8? 30.Rc3 Bf6? 31.c6+- Ka7 32.Nc7 Bc3 33.Na8 Rc8 34.Nb6 Rc6 35.Rd7 Kb8 36.e7 Bb4 37.e8Q Be8+= 38.Rd8 Rc8?? 39.Rc8+- Kb7 40.Re8 1–0. xcxcx10 – kinges, kurnik, 2012. (=1.c4 d6 2.b4)

3.b5 b6 4.a4 Bb7 5.d4 g6 (5...a6 6.Nf3=) 6.Nf3 Bg7 7.e3 Ne7 8.Bb2 Nd7 9.Nc3 h6 10.Be2 f5 (10...0-0 11.a5=) 11.0-0+= g5 12.a5 g4 13.Nh4 (13.Nd2!?+/–) 13...Bf6 14.g3 Bh4 15.gh4 (15.a6 Be4+=) 15...Ng6 (15...ba5 16.c5 Bd5 17.Ra5=) 16.a6 Bc8 17.Qc2 (17.h5 Nh4+=) 17...Qh4 18.c5? (18.e4 Nf4 19.ef5 A) 19...Ne2? 20.Qe2 (20.Ne2?! ef5 21.Nf4 Nf8+/–) 20...e5 21.Qe4+/–; B) 19...Nf6=) 18...dc5 (18...Qh3 19.Kh1–/+) 19.dc5 Nc5 20.Na4 Qe7?? (20...Qh3 21.Kh1 Nh4=) 21.Bh8+- Nh8 22.Rfc1 Qf6 23.Nc5 bc5 24.Qc5 Bd7 25.Qc7 Qb2 26.Qc3 Qc3 27.Rc3 Nf7 28.Rac1 Ne5 29.h3! gh3 30.f4 Ng4 31.Bg4 fg4+/– 32.Kh2 Ke7? 33.Rc7+- Kd6 34.Kg3 Bb5 35.Rh7?? Ba6 36.Ra1 Be2= 37.Raa7 Rb8 38.Rh6 Rb1= 39.f5 Ke5? 40.fe6+- Rg1 41.Kf2 Rg2+= 42.Ke1 h2?? 43.e7 Bb5 44.Ra5 Rg1 45.Kd2 h1Q 46.Rh1 Rh1 47.Rb5 Kd6 48.e8Q Rh2 49.Kd3 g3 50.Qe5 Kd7 51.Qg3 Ra2 52.Qg7 Kc6 53.Qb7 Kd6 54.Rd5 Ke6 55.Qd7 Kf6 56.Rf5 Kg6 57.Qf7 Kh6 58.Rh5# 1–0. popovicigelu – vidanut, kurnik, 2011.

3.b5 e5 4.Nf3 =.

3.d4 c6 4.a4 a6 5.e4 h6 6.Be2 f6 7.Nf3 g6 8.0-0 b6 9.Nh4 Ne7 10.d5 e5 11.f4 ef4 12.Nf3 0–1. arti000 – 2012benc, kurnik, 2012.

3.Nf3 d5 4.c5 (4.Qb3 Nc6 5.a3 dc4 6.Qc4 Nf6=) 4...b6 (4...a5 5.d4 ab4 6.e3+=) 5.d4 (5.Qc2 Nf6=) 5...bc5 (5...a5!?+=) 6.bc5+= (worse is 6.dc5 a5 7.Qb3 Nd7–/+) 6...f5 (6...Nf6 7.Bf4+=) 7.Nc3+/– Nc6 (7...Ne7 8.Rb1+/–) 8.a3 (better is 8.Rb1+/–) 8...Nd4? (better is 8...Nf6+=) 9.Qd4+- (9.Nd4?! Bc5 10.e3 Bd7+-) 9...f4 (9...Be7+-) 10.Bf4 g5 11.Bg5 Qg5 12.Ng5 h6 13.Qh8 Nf6 14.Qf6 hg5 15.e4 de4 16.Bb5 Bd7 17.Qe6 Kd8 18.Qd7 1–0. Rudolf – katanjake, internet, 2007.

2.d4 Nd7

3.Bb2 c6 4.Nf3 g6 5.e3 Bg7 6.c4 Nh6 7.Nbd2 0-0 8.Be2 Nf5? (8...c5 9.a3+=) 9.0-0?? (better is 9.g4 Nd4 10.Bd4+- (10.Nd4?! c5=)) 9...e5 10.de5 de5 11.Qb3 Nh4 12.Nh4 Qh4 13.Nf3 Qe7 14.Rad1 Kh8 15.a4 f6 16.c5 Rd8 17.Rd6 Nf8 18.Rfd1 Be6 19.Qd3 Bf5 20.e4 Bg4?? 21.h3 Rd6?? 22.Qd6 Qd6+/– 23.Rd6 Bd7 24.Bc4 Re8 25.g4 Re7 26.Kg2 h6 27.Nh4 Kh7 28.Kg3 f5?? 29.gf5 gf5 30.ef5 h5 31.f6 Bf6 32.Rf6 Rg7 33.Kh2 Ng6 34.Bd3 e4 35.Be4 Re7 36.Bg6 Kg8 37.Rd6 Be8 38.Rd8 Kf8 39.Be8 Re8 40.Re8 Ke8 41.Kg3 Ke7 42.Kf4 Ke6 43.Kg5 Kd5 44.Kh5 Kc4 45.f4 Kb4 46.f5 Kc5 47.f6 Kb4 48.f7 Ka4 49.f8Q a5 50.Qc5 b5 51.Qc2 Kb4 52.Qc3 Ka4 53.Qa3 1–0. michalakmarek – poganinbezdom (1615), kurnik, 2011.

3.Bb2 g6 4.Nf3 Bg7 5.e3 Nh6 6.Be2 0-0 7.0-0 f5 8.c4 Nf7 9.Qb3 Kh8 10.Nc3 e5 11.de5 de5 12.Nd5 c6 13.Nc3 b6 14.Rad1 Qc7 15.Ng5?? (better is 15.Rd2+=) 15...Ng5–+ 16.h4 Ne6 17.h5 Nf6 18.hg6 hg6 19.a4 White intends b5 19...Ng5 20.b5 c5 21.Nd5 Nd5 22.cd5 Bb7 23.f4 Nf7 24.Bf3 e4 25.Be2 Nd6 26.Bc4 Nc4 27.Qc4 Bb2 28.Kf2 Kg7 29.d6 Qf7 30.Qc2 Bf6 31.d7 Rad8 32.Qd2 g5 33.g3 gf4 34.ef4 Bd4 35.Ke1 Qh5 36.Qg2 Bc3 37.Kf2 e3! 38.Ke3 Bg2 39.Rf2 Qh1! 40.Rh1 Bh1 41.Rh2 Bd4 42.Kd3 Be4 43.Kc4 Rd7 0–1. michalakmarek – poganinbezdom, kurnik, 2011.

3.c4 e5 4.d5 (4.Nf3 Ngf6=) 4...Ngf6+= 5.Nc3 Be7 (5...a5 6.b5+=) 6.e4= 0-0 7.Nf3 Kh8 (7...c5 8.dc6 bc6 9.Rb1=) 8.Bd3 Ng8 (8...a5 9.b5=) 9.0-0 Ndf6 10.Ne2 g6 (10...a5 11.b5+=) 11.Ng3 Ne8 (11...a5 12.b5+/–) 12.Ne1 (12.Qe2 h5+/–) 12...Bf6 (12...f5 13.ef5 gf5 14.Qd2+=) 13.Rb1 Ng7 (13...a5 14.Qa4+/–) 14.Bb2 (14.Nf3 h5+/–) 14...Bg5 15.Bc1 (15.c5 f5+/–) 15...Bd7 (15...Bf6!?=) 16.f4+/– ef4 17.Bf4 Bf4 18.Rf4 Qe7 19.Kh1 (19.Qd2 Rae8+/–) 19...Nf6 20.Be2 (20.c5 Ngh5 21.Nh5 Nh5+=) 20...Rae8 (better is 20...g5!? 21.Rf1 Ne4 22.Ne4 Qe4=) 21.Qd4+/– Ng8 22.Nd3 b6 23.Rbf1 (23.c5 Bb5+/–) 23...c6 (23...h5 24.c5+/–) 24.Nf2 (24.c5!? bc5 25.bc5 dc5 26.Nc5 cd5 27.ed5+/– (27.Qd5?! Be6 28.Ne6 Ne6+=)) 24...c5 25.bc5 bc5 26.Qc3 f6 (26...h5 27.Bd3+=) 27.Bg4+/– g5 (27...Ba4!?+/–) 28.Rf3 h5 (28...h5 29.Bd7 Qd7 30.Nh5 Nh5+-; 28...Rf7 29.Kg1+/–). Mlynek – NN, ZDK–Sarzyna, 1985.

3.c4 Ngf6 4.Nf3 =.

3.e4 Ngf6

4.Bc4 a5!? +=.

4.Bc4 b5 5.Bb5+/– Rb8 6.Qe2 e5 7.Nf3 (7.d5 a6 8.Ba6 Ba6 9.Qa6 Rb4+/–) 7...a6 8.Ba6 Ba6 9.Qa6 Rb4 (9...ed4 10.a3 c5 11.0-0+/–) 10.c3 Rb6 11.Qd3 (11.Qe2 Qa8 12.Nbd2 Rc6+/–) 11...Qa8 (11...Qe7 12.Nbd2+/–) 12.Nbd2 Be7 (12...ed4 13.cd4 d5 14.ed5+/–) 13.0-0 0-0 14.Re1 Ra6 15.a3 Rb8 (15...Re8 16.Rb1+/–) 16.Rb1 (16.Nh4 d5+/–) 16...Rb1 17.Qb1 Bf8 (17...c6 18.Qd3+/–) 18.c4 (18.Qd3 Be7+/–) 18...g6 (18...ed4 19.Nd4 Rb6 20.Qc2+/–) 19.h3 (19.Bb2 ed4 20.Nd4 Bg7+/–) 19...Bg7 (19...ed4 20.Nd4 Bh6 21.N4f3+/–) 20.Bb2 (20.de5 Ne5 21.Ne5 de5+/–) 20...ed4 21.Nd4 Rb6 (21...Nc5 22.Qc2+/–) 22.N4b3 (22.Qc2 Qb7 23.Bc3 Nc5+/–) 22...Qa4 (22...Nh5 23.Bg7 Ng7 24.Qa2+/–) 23.Qa2 (23.Qd3 Rb8+/–) 23...Ne5 The isolani on c4 becomes a target (23...Rb8 24.Bd4+/–) 24.Be5 (24.c5 Rc6 25.Qb1 Nfd7+=) 24…de5 ½–½. Ivanets,Vladimir – Diehl,Klaus (2110), 05sen.Europa–EM2005, 2005.

4.Bd3 e5 =.

2.d4 e5

3.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.d4).

3.c3 Nc6 4.Be3 Bf5 5.Nf3 (5.d5 Nce7 6.Nf3 Nf6 7.c4 c6 8.dc6 bc6 9.a3 a5 10.b5+= –0.34; 5.de5 de5 6.Qd8 Rd8 7.b5 Nce7 8.c4 Ng6 9.Nd2 Bb4 10.Ngf3–/+ –0.81) 5...Qe7 (5...Nf6 6.de5 Ne5 7.Bd4 a5 8.b5 Nf3 9.ef3 d5 10.Be2= 0.00) 6.Nbd2 (6.d5 Nd8 7.Bg5 f6 8.Bd2 c6 9.c4 cd5 10.cd5= 0.19) 6...0-0-0 (6...ed4 7.Nd4 Nd4 8.Bd4= c5 9.Be3 b6 10.Bf4= –0.19) 7.g3 (7.d5 Nb8 8.Ba7 Nf6+/– 9.Qb3 Re8 10.e3+/– 1.19) 7...b6 (7...Nf6 8.b5 ed4 9.Nd4 Nd4 10.Bd4=) 8.Bg2 (8.Qa4 Qe8 9.d5 Nce7 10.Qa7+/– 0.97) 8...g6 (better is 8...ed4 9.Nd4 Nd4 10.cd4 d5+=) 9.0-0 (better is 9.Qa4!? A) 9...ed4 10.Bd4+- 1.59 (10.Nd4 Nd4 11.Bd4+-); B) 9...Nb8 10.Qa7+- 1.53) 9…ed4 1–0. Morales Guerrero,AF – Estevez Ramirez,GM, Santander COL, Open, 2011. (=1.d4 d6 2.b4)

3.de5 de5

4.Qd8 Kd8

5.a3 c6 6.Nc3 Bf5 7.Bg5 f6 8.0-0-0 Kc7 9.Bh4 a5 10.b5 Ba3 11.Kb1 Bb4 12.e4 Be6 13.Na2 Ne7 14.Ne2 cb5 15.f4 Nd7 16.f5 Ba2 17.Ka2 Rhd8 18.Nc1 Kc6 19.Be2 Nc5 20.Bd3 a4 21.Bf2 Nd3 22.Nd3 Bc3 23.Nc5 Bd4 24.Bd4 Rd4 25.Ne6 Re4 26.Ng7 Nd5 0–1. michalakmarek – elokiller (1745), kurnik, 2012.

5.a3 Bf5 6.Bb2 Bc2 7.Be5= Nd7 8.Bb2 c5 9.bc5 Rc8 10.Nc3 Ngf6 11.Rc1 Bb3 12.Nf3 Bc5 13.e3 Ke7 14.Bd3 Rhd8 15.Ke2 Kf8 16.Ne4+= Be7 17.Nf6 Nf6 18.Nd4 Bd5 19.f3 g6 20.e4 Ba2 21.Rc8 Rc8 22.g4 a6 23.h4 h5 24.g5 Nd7 25.Rc1 Rc1= 26.Bc1 Ne5 27.f4 Nd3 28.Kd3 Bb1 29.Ke3 Bc5 30.Bb2 b5 31.Kf3 b4 32.ab4 Bb4 33.Ke3 Ke8 34.f5 a5 35.fg6 fg6 36.Nf3 Ba2 37.Ne5 Bf7 38.Nd3 Bd6 39.e5 ½–½. Taulien,Hans_Juergen – Hermannsdoerfer,Frank,, 2003.

5.a3 Bf5 6.Nf3 Nc6 =.

5.a3 Bf5 6.Nf3 Nd7 7.c3 =.

5.a3 Bf5 6.Nf3 f6 7.c4 (7.c3 a5 8.ba5 Nd7=) 7...a5 (7...c5 8.bc5 Bc5 9.Nbd2=) 8.b5 Nd7 9.Nc3 Nc5 10.Bb2 (10.Nd2 e4=) 10...c6 11.Nd2 Ne7 (11...Ke8 12.e4 Be6 13.Be2=) 12.h3 (12.e4 Be6=) 12...Nc8 (12...Ke8 13.e4 Be6 14.Rd1=) 13.g4 (13.e4 Bg6=) 13...Be6 14.Bg2 Kc7 (14...cb5 15.Nb5 Nb6 16.Rd1=) 15.bc6 (15.Nd1 Nb6 16.Ne3 a4=) 15...bc6 16.Nb5 Kb6 17.Rb1 Rb8 18.Nc3 (18.Bd4 ed4 19.Nd4 Kc7 20.Rb8 Kb8 21.Nc6 Kc7 22.Na5 Nb6–/+) 18...Kc7–/+ 19.0-0 (19.Bf1 Nb3–/+) 19...Nb6 20.Rfc1 Be7 21.Nce4 Ne4 22.Be4 Na4 23.Rc2? Nb2–+ 24.Rcb2 Rb2 25.Rb2 Ba3 26.Ra2 Bb4 27.Bd3 Rd8 28.Ne4 Rd4 0–1. Mantu,Eugen (2440) – Hermannsdoerfer,Frank (2085), BdF Pyramide, 2007.

5.b5 Bf5 6.Bb2 f6 7.Nd2 Bc2 8.a3 Ba4 9.e4 a6 10.b6 cb6 11.Ne2 Nd7 12.Nc3 Bc6 13.Be2 b5 14.f3 Nb6 (14...b4 15.ab4 Bb4 16.Na2–+) 15.g3 Ke8 16.Bc1 Rd8 17.Rb1 Kf7 18.Bd1 g6 19.Bb3 Kg7 20.h4 Bc5 21.h5 g5 22.Nd1 (22.Bb2 b4 23.ab4 Bb4–+) 22...Nh6 23.Bb2 Rd6 24.Rc1 Bd4 25.g4 Rhd8 26.Rh2 Bb2 27.Nb2 Nd7 28.Rc3 b6 29.Ba2 Nc5 30.Nb3 Na4 31.Rc1 Be8 32.Rc7 Bf7 33.Nc1 Nc5 34.Ra7 R8d7 35.Rd7 Rd7 36.Rc2 Ng8 37.Bf7 Kf7 38.Rc3 Ne7 39.Nbd3 Nd3 40.Nd3 a5 41.Ke2 Ke6 42.Ne1 Rd4 43.Rc7 Ra4 44.Rb7 Nc8 45.Rh7 Ra3 46.Rc7 Ra2 47.Nc2 Nd6 48.h6= Nf7 49.h7 Kd6 50.Rf7 Rc2 51.Kd3 The mate threat is h8Q 51...Rh2 52.Rf6 Kc7 53.Rf7 Kc6 54.Rg7 b4 55.Kc4? b5–/+ 56.Kb3 Kc5 Threatening mate: a4 57.Rc7 Kd4 58.Rd7 Ke3 59.Rg7 Kf3 60.Rg5 Rh7 61.Re5 Kg4 62.Rb5–/+ Rh3 63.Kc4 Ra3 64.e5 Kf5 65.Kd5 Re3 (65...Ra2 66.Kd6–/+) ½–½. Taulien,Hans_Juergen (2350) – Hermannsdoerfer,Frank (2085),, 2003.

5.c3 Be7 6.Nf3 f6 7.e4 b6 (7...Be6 8.Nbd2+=) 8.a4 Bb7 9.Nbd2 Nd7 (9...a5 10.ba5 Ra5 11.Nb3+=) 10.a5+- Bd6 11.Bc4 Ne7 12.0-0 c5 13.b5 a6 14.ba6 Ba6 15.ab6 Bb7 16.Rb1 Nc6 17.Nh4 g6 18.Rd1 Ke7 19.Be2 Na5 20.Rb2 Ba6 21.c4 Nc6 22.Nf1 Nb4 23.Rbd2+- Rhd8? 24.Rd6 Bb7 25.Ng3 Ra1 26.Nhf5! Ke8 27.Ng7 Ke7 28.N3f5! Kf8 29.Ne6 1–0. MT – guest576, ICC, 2004.

5.c3 Nf6 6.Bg5 Nbd7 7.e3 c5 8.a3 Be7 9.Bc4 Rf8 10.Nd2 cb4 11.ab4 Nb6 12.Bd3 Nbd5 13.Ra3 h6 14.Bf6 Bf6 15.Be4 Nb6 16.Ngf3 Kc7 17.Ra5 Rd8 18.Ne5 Rd2 19.Rc5 Kb8 20.Nc6 bc6 21.Kd2 Be7 22.Rc6 Bb7 23.Rd1 Bf6 24.g4 Bg5 25.b5 g6 26.Kc2 Bh4 27.Rd4 Bc6 28.Bc6 a5 29.Ba8 Ka8 30.c4 Na4 31.f4 Nc5 32.Rd5 Ne4 33.c5 Kb7 34.Rd7 Kc8 35.c6 Bd8 36.Rf7 Nf2 37.Rf8 Kc7 38.f5 gf5 39.gf5 Ng4 40.e4 Nh2 41.Kb3 Ng4 42.Ka4 Nf2 43.Ka5 Ne4 44.b6 Kc6 45.Rd8 h5 46.Rd4 Ng5 47.Ka6 Nf3 1–0. COMP – COMP, 2002.

5.c3 Nf6 6.Bg5 Nbd7 7.e3 c5 8.a3 Be7 9.Bc4 Rf8 10.Nd2 cb4 11.ab4 Nb6 12.Bd3 Nbd5 13.Ra3 h6 14.Bf6 Bf6 15.Be4 Nb6 16.Ngf3 Kc7 17.Ra5 Rd8 18.Ne5 Rd2 19.Kd2 Be5 20.Ke2 Bd6 21.Rha1 a6 22.b5 Bh2 23.ba6 Ra6 24.Ra6 ba6 25.g3 f5 26.Bg2 a5 27.Ra5 Bd7 28.Ke1 Kd6 29.Ra6 Kc5 30.Ra7 g5 31.Bf1 h5 32.Ra5 Kd6 33.Bd3 h4 34.Bf5 Bc6 35.Bh3 Bd5 36.e4 Be4 37.Rg5 hg3 38.fg3 Nd5 39.c4 Ne3 40.c5 Kc6 41.Ke2 Nd5 42.Kf2 Nc3 43.Be6 Nd1 44.Kf1 Ne3 45.Ke2 Bd5 46.Bd7 Kd7 47.Ke3 Kc6 48.Kd3 Kc5 49.g4 Bc7 50.Rf5 Kd6 51.Rd5 Kd5 52.Ke3 Bd6 53.Kf3 Ke5 54.Kg3 Bc5 55.Kh4 Kf6 56.g5 Kg6 ½–½. COMP – COMP, 2002.

2.d4 g6

3.Bb2 Nf6 4.e3 =.

3.c3 Nf6 4.Nf3 +=.

3.Nc3 Nf6 =.

3.f4 Bg7 4.c3 Nf6 5.Qc2 0-0 6.e3 Nbd7 7.f5 Nb6 8.Nf3 (better is 8.fg6!? fg6 9.Bd3+=) 8...Bf5–/+ 9.Bd3 Bd7 10.e4 Ba4 11.Qf2 a5 12.Bd2 Bc6 13.e5 de5 14.Ne5 ab4 15.cb4 Bd5 16.a3 Ne4 17.Be4 Be4 18.Nc3 Bf5 19.0-0 Be6 20.Be3 Nd5 21.Ne4 Ne3 22.Qe3 Bc4 23.Nc4?? Bd4–+ 24.Nf2 Be3 25.Ne3 e5 26.Nfg4 f5 27.Nf2 e4 28.b5 f4 29.Neg4 e3 30.Nh3 e2 31.Rf2 Qd1 32.Rd1 ed1Q 33.Rf1 Qd4 34.Kh1 Ra3 35.Ng5 Ra1 36.Ne6 Rf1 0–1. tundeski (2030) – jparkinson (2465), net–, 2011.

3.Bb2 Bg7

4.Nf3 Nc6 5.a3 (5.b5 Na5+=) 5...Bg4 (5...a6 6.e4+=) 6.e3 e5 7.Be2 (7.b5 Nb8+=) 7...Nge7 (7...e4 8.Nfd2 Be2 9.Qe2=) 8.0-0 (8.Ne5 Be2 9.Nc6 Bd1 10.Nd8 Bc2 11.Nb7 Be4=) 8...Bf3 (8...e4 9.Nfd2 Be2 10.Qe2+=) 9.Bf3 (worse is 9.gf3 ed4 10.b5 Na5+=) 9...Qd7 (9...d5 10.b5 e4 11.Be2+/–) 10.d5 (10.c4 ed4 11.ed4 d5 12.cd5 Nd5 13.Re1 Nce7 14.Bd5 Qd5+/–) 10...Nb8 11.Bg4 Nf5?? (better is 11...f5 12.Be2 a5+=) 12.e4+- h5 (12...c6 13.ef5 gf5 14.Bh3+-) 13.Bh3 Na6 14.ef5 gf5 15.Nc3 0-0-0 16.Qf3 Kb8 17.Bf5 Qe7 18.Ne4 Qh4 19.c4 Rdg8 20.c5 Qe7 21.c6 Bf8 22.Qe2 Rg7 23.Qb5 (23.Qb5 b6 24.Qa6 Rg2 25.Kg2 Rg8 26.Kf3 Rg3 27.fg3 Qf6 28.Qb7) 1–0. icreatefun – epasacrifice,, 2011.

4.Nf3 Nf6 5.Nbd2 =.

4.Nf3 Nf6 5.e3 0-0 6.Be2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.e3 0-0 5.Be2 d6 6.d4).

3.c3 Bg7

4.a3 Nf6 5.Bb2 0-0 6.h3 b6 7.Nd2 Bb7 8.e3 Nbd7 9.Ngf3 c5 10.Bd3 cb4 11.cb4 Nd5 12.0-0 e6 13.Nc4 b5? (better is 13...N7f6=) 14.Nd6+- Bc6 15.Nb5 Bb5 16.Bb5 N7f6 17.Ba4 Ne4 18.Bc2 Nef6 19.e4 Nf4 20.e5 (20.Bc1!? Qc7+-) 20...N6d5 21.Be4 f5 22.ef6! Bf6 23.Ne5 Be5 24.de5 Rc8 25.Kh2 Qg5 26.g3 Nh5 27.Bd5 Rcd8?? 28.Be6 Kg7 29.Qg4 Qg4 30.Bg4 Rd2 31.Rab1 Rff2 32.Rf2 Rf2 33.Kg1 Rd2 34.Bh5 gh5 35.e6 Kf8 36.Bf6 Re2 37.e7 Re7 38.Be7 Ke7 39.Re1 (39.Re1 Kd6 40.Re4+-) 1–0. 55aa55 – przemosremo, kurnik, 2012.

4.e4 Nf6 5.Bd3 0-0 (5...c5 6.Nf3 cd4 7.cd4+=) 6.Nd2 (6.Nf3 a5 7.b5 c6+=) 6...a5 (6...c5 7.bc5 dc5 8.Ngf3+=) 7.Ne2 (7.b5 c6=) 7...e5 (7...ab4 8.cb4 c5 9.Bb2–/+) 8.d5 (8.b5 c6=) 8...Nh5 (8...c6 9.dc6 ab4 10.cb7 Bb7 11.cb4–/+) 9.b5 (9.0-0!?=) 9...Nd7 (9...Nf4 10.Nf4 ef4 11.Qc2+=) 10.Nf3 (10.0-0 Nc5 11.Bc2 Bd7+=) 10...f5 (10...Nc5 11.Bg5 Qd7 12.Be3–/+) 11.ef5+= gf5 (11...e4 12.Be4 Qe8 13.Bc2 Bc3 14.Bd2 Ba1 15.Qa1 gf5 16.Qc3+=) 12.Ng5 (12.Bc2!?+=) 12...Nc5–/+ 13.Bc2 Nf4 (13...Bd7 14.0-0–/+) 14.g3 (14.Bf4 ef4 15.Nf3 Bd7+=) 14...Qg5–/+ 15.gf4 ef4 (15...Qh4 16.Rg1 Kh8–/+) 16.Bd2? (better is 16.Rg1!? Qe7 17.Bf4+=) 16...Re8 17.Kf1 Bd7 18.Nf4?? Bb5 19.Nd3 Qg4 20.Be3 Re3! 21.fe3 Qe4 22.Rg1 Nd3 23.Bd3 Bd3 24.Kf2 Kh8 25.Rg3 Be5 26.Rg2 Rf8 27.Rc1 Qd5 28.Qg1 Be4 29.Rg5 Qd2 30.Kf1 Qc1 (30...Qc1 31.Ke2 Qc2 32.Ke1 Bc3 33.Kf1 Bd3#; 30...Bd3) 0–1. capacuba (2270) – sbibby (2275), net–, 2008. (=1.d4 d6 2.b4).

4.g3 Nf6 5.Bg2 0-0 6.e4 Nbd7 7.Ne2 c5 8.d5 cb4 9.cb4 Ne4 10.Be4 Ba1 11.0-0 Bg7 12.a3 Nf6 13.Bg2 Bg4 14.f3 Bf5 15.g4 Bb1 16.Bg5 Ba2 0–1. aidi2007 – polynesia46 (1710), kurnik, 2012. (=1.d4 d6 2.b4)

2.e3 Nd7

3.Bb2 a6 4.c4 Nc6 5.a3 e5 6.Nf3 Be7 7.d4 Bf6 (7...ed4 8.Nd4 Bf6 9.Be2=) 8.de5 (8.b5 Nce7 9.de5 de5 10.Ne5 Bf5+/–) 8...de5 (8...Ne5 9.Ne5 de5 10.Nc3=) 9.Nbd2 (9.b5 Nce7 10.Ne5 Bf5+/–) 9...Nge7 (9...e4!? 10.Nd4 Nd4 11.Bd4 Bc6=) 10.Ne4 Ng6 11.Nf6 Qf6 12.Be2 Rc8 13.0-0 Rd8 14.Qb3 0-0 15.c5 Qf5 16.Rfd1 Be6 17.Bc4 Bc8 18.Rac1 (18.Qc3 Qh5+=) 18...Qh5 (18...Qf6!?=) 19.Rd8+= Rd8 (better is 19...Nd8!? 20.Be2 Nc6+=) 20.Bf7+- Kh8 21.Bg6 Qg6 22.Ne5 Ne5 23.Be5 Qe4 24.Bc7 Rf8 25.Bf4 Be6 26.Qc2 Qc6 27.Rd1 Bd5 28.f3 h6 29.Qd3 Be6 30.Qd6 Qd6 31.Rd6 Bf5 32.g4 Bc2 33.h4 Ba4 34.Kf2 Bc6 35.h5 Kh7 36.Kg3 Re8 37.e4 Rf8 38.Be5 Rf7 39.Rd8 Re7 40.Bd6 Rf7 41.Rf8 Rd7 42.e5 Bd5 43.f4 Rf7 44.Rf7 Bf7 45.f5 Bd5 46.e6 Kg8 47.Kf4 Bc4 48.g5 hg5 49.Kg5 Bb5 50.h6 gh6 51.Kh6 Be8 52.f6 b5 53.f7 Bf7+- 54.ef7 Kf7 55.Kg5 Ke6 56.Bc7 Kd5 57.Ba5 Kc4 58.Kf5 Kb3 59.Ke5 Ka3 60.Kd5 Kb3 61.Kc6 Kc4 62.Kb6 Kd5 63.Ka6 Kc4 64.Kb6 Kd5 65.Kb5 Ke6 66.Kb6 Kd7 67.Kb7 Ke6 68.c6 Kd5 69.c7 Kc4 70.c8Q Kb5 71.Qc6 1–0. ludice (1655) – djlimonn (1605), kurnik, 2011. (=1.e3 d6 2.b4)

3.Bb2 b6 4.c4 Bb7 5.Nf3 f6 6.Be2 e5 7.0-0 g6 8.d4 e4 9.Nfd2 Bg7 10.d5 Qe7 11.Qc2 f5 12.Bg7 Qg7 13.Qc3 Qc3 14.Nc3 a6 15.a4 Ngf6 16.Nb3 c6 17.dc6 Bc6 18.Rfd1 Ke7 19.Nd4 Bb7 20.Rd2 Ne5 21.Rad1 Rac8 22.Nd5 Nd5 23.cd5 Bd5 24.Nf5 gf5 25.Rd5 Rhd8 26.Ba6 Rc3 27.Rb5 Nd3 28.Rb6 Rc1 29.Rc1 Nc1 30.g3 d5 31.Bf1 d4 32.ed4 Rd4 33.Kg2 Rd2 34.a5 e3 35.Bc4 Rf2 36.Kg1 Ne2 37.Be2 Re2 38.a6 Ra2 39.b5 e2 40.Kf2 h5 41.Rb7 Kd6 42.a7 Kc5 43.b6 Kc6 44.Rb8 e1Q 45.Ke1 Rh2 46.a8Q Kd6 47.b7 Rh1 48.Kf2 Rh2 49.Kg1 Rb2 50.Rd8 Ke5 51.b8Q Kf6 52.Qb2 Kg5 53.Rg8 Kh6 54.Qg7 1–0. bluepiramid2 (1715) – poganinbezdom, kurnik, 2012. (=1.e3 d6 2.b4)

3.Bb2 e6 4.c4 Ne7 5.a3 Ng6 6.d4 Be7 7.f4 0-0 8.Nf3 f5 (8...a5 9.Bd3=) 9.Bd3 Bf6 10.0-0 e5? (better is 10...b6!?=) 11.fe5 de5 12.Bf5 ed4 13.Bg6 (worse is 13.Nd4 Qe7 14.Qd2 Nde5 15.Bg6 Nc4 16.Bh7 Kh7 17.Qd3 g6 18.Qc4 Qe3 19.Kh1 Bd4 20.Qc7 Kh6+/–) 13...hg6 14.Bd4 Bd4 15.ed4 Nf6 16.d5 Bg4 17.Nbd2 Qd7 18.Qb3 Rae8 19.Rae1 Re1 20.Re1 (worse is 20.Ne1 c6+/–) 20...Qf5 21.h3 Bf3 22.Qf3 Qc2 23.Re2 Nh5 24.Qe4 Qd1 25.Kh2+- Nf4 26.Rf2 g5 27.g3 Nh5? 28.Qe6 Kh7 The mate threat is Rxf2 29.Qe4 Kg8 30.Rf8 Kf8 31.Qf3 Qf3 32.Nf3 Kf7 33.Ng5 Ke7 34.Ne6 Kd7 35.g4 Nf6 36.Ng7 c6 37.dc6 bc6 38.g5 Ne4 39.h4 Nd2 40.h5 Nc4 41.h6 Ne5 42.h7 Ng6 43.Kg3 Ke7 44.Kg4 Kf7 45.Nf5 a6 46.Kh5 Nh8 47.Kh6 Ng6 48.Nd6 Ke6 Black threatens to counter with Ne5 49.Kg6 Kd6 50.Kf6 Kd5 51.g6 Kc4 52.g7 Kb3 53.g8Q Ka4 54.h8Q (54.h8Q a5 55.ba5 Ka3 56.Qh3 Kb4 57.Qhb3 Kc5 58.Qf8 Kd4 59.Qfb4) 1–0. ludice (1825) – vatnajokull, kurnik, 2011. (=1.e3 d6 2.b4)

3.Bb2 f6 4.c4 e5 5.d4 Ne7 6.de5 de5 7.c5 c6 8.Bc4 b5 9.Bb3 a5 10.a3 a4 11.Ba2 g6 12.Nf3 Bg7 13.0-0 Nf8?? (13...Nb8 14.Qe2+/–) 14.Nbd2 (better is 14.Bf7! Kf7 15.Qd8+-) 14...Ne6 15.Ne4 0-0 (15...Nf5 16.Qc2+/–) 16.Qd8 (16.Qd6 Qd6 17.Nd6 Nd5+-) 16...Rd8+/– 17.Rad1 Nd5 (17...Kf8 18.Nd6 Nc7 19.e4+/–) 18.Nd6 Kf8 19.Bd5 cd5 20.Rd5 (20.Nb5?! Ba6 21.Nd6 Bf1 22.Kf1 Nc7+=) 20...Nc7 21.Rdd1 Be6 22.Nb7 Rd1 23.Rd1 Ke7 24.Na5 Rd8?? 25.Nc6+- Ke8 26.Rd8 Kf7 27.Rd1 Nd5 28.Nd8 Ke7 29.Ne6 Ke6 30.e4 Nf4 31.Rd6 Ke7 32.Rb6 Nd3 33.Ba1 Bh6 34.Rb5 Bc1 35.Rb7 Ke6 36.c6 Ba3 37.b5 Nc5 38.Rh7 Ne4 39.b6 Bd6 40.c7 Bc7 41.bc7 Nd6 42.Nd2 Kd5 43.Rd7 Kc6 44.Rd6! Kd6 45.c8Q Kd5 46.Qd7 Kc5 47.Qe7 Kc6 48.Qf6 Kd5 49.Qg6 Kc5 50.Nf3 e4 51.Ng5 Kc4 52.Qe4 Kb3 53.Qa4! Ka4 54.Nf7 Kb5 ½–½. bluepiramid2 (1690) – poganinbezdom, kurnik, 2012. (=1.e3 d6 2.b4)

3.c4 c6 4.Nc3 b6 5.Bb2 Ngf6 6.d4 g6 7.Bd3 Bg7 8.Qc2 0-0 9.h4 h5 10.Nf3 Qc7 11.Ng5 e5 12.d5 c5 13.b5 Nh7 14.Bg6 fg6 15.Qg6 Ng5 16.hg5 Rf7 17.Rh5 (better is 17.Ne4!? Nf8 18.Qd6+-) 17...Nf8= 18.Qe4 Bf5 19.Qh4 Bg6 20.g4 Bh5 21.gh5 Qe7 22.0-0-0 Rf5 23.Rg1 Nh7 Will g5 fall? 24.f4?? (better is 24.Ne4 a6 25.h6 ab5 26.hg7+-) 24...ef4–+ 25.ef4 Qe3 26.Kb1 Rf4 27.Rg4 Qd3 28.Ka1 Rf1 29.Nb1 Qb1 (29...Rb1?!=) 0–1. astrorulezz (1625) – poganinbezdom (1735), kurnik, 2011.

3.Bc4 Ngf6 4.Nc3 a5 5.b5 Nb6 6.Bd3 a4 7.Nge2 e5 8.f4 Qe7 9.fe5 de5 10.Ng3 Bg4 11.Be2 h5 12.h3 Be6 13.Bf3 (13.Bh5?? Nh5 14.Nh5 Qh4 15.g3 Qh5 16.Qh5 Rh5–+) 13...0-0-0 14.0-0 (14.Nh5?? Nh5 15.0-0 Qg5–+) 14...g5 15.Nh5 Nh5 16.Bh5 f5 17.g4 (17.Bg6 g4 18.Bf5 Bf5 19.Rf5 gh3=+) 17...f4=+ 18.Qf3 Rh6 19.a3 Bg7 20.e4 Qd7 21.Qd3? (21.Kg2=+) 21...Qd3–+ 22.cd3 Rd3 23.Kh2 Rh3 24.Kh3 Rh5 25.Kg2 Bg4 26.Re1 Bf8 27.Bb2 Rh3 28.d4 (28.Nd5 Nc4 29.Rh1 Rg3 (29...Nb2?! 30.Rh3 Bh3 31.Kh3–+) 30.Kf2 Bc5 (30...Nb2?! 31.Rh8 Nd3 32.Kf1–+) 31.d4 ed4–+ (31...Nb2?! 32.Rh8 Kd7 33.Rh7 Ke8 34.dc5–/+)) 28...Nc4 (28...f3 29.Kg1 Rg3 30.Kh2 Rg2 31.Kh1 Rb2 32.Rg1 ed4 33.Na4 Na4 34.Rg4 Rb5 35.Rf1 Ba3 36.Rf3–+) 29.Rh1 Rg3 30.Kf2 Rf3 31.Ke1 Re3 32.Kf2 Nb2 33.Rh8 Nd3 34.Kg1 Rg3 35.Kh2 Kd7 36.Rg1 Rg1 37.Kg1 Ba3 38.Rh7 Ke6 39.d5 Kf6 40.Na4 Be2 0–1. Susanna – Cappello, corr, 1964.

3.Nf3 Ngf6 4.Bb2 g6 5.c4 Bg7 6.Be2 0-0 7.0-0 e5 8.d4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.d4 e5 7.Be2 Nbd7 8.0-0).

2.e3 e5

3.c4 a5 4.b5 Nf6 5.Nc3 Nbd7 6.d4 Be7 7.Nf3 c6 8.Bd3 cb5 9.cb5 (9.Nb5? e4–+) 9...a4 10.Bd2 0-0 11.h3 (worse is 11.Na4 e4–/+) 11...Re8 12.0-0 (worse is 12.Na4 e4–+) 12...Bf8 13.Bc2 (worse is 13.Na4 e4–/+) 13...a3 (13...e4 14.Ne1=) 14.Bb3 h6 15.Rc1 Nb6 (15...e4 16.Ne1 Nb6 17.d5=) 16.Re1 (16.e4!?+=) 16...e4= 17.Nh2 d5 18.Na4 (18.Qe2!?=) 18...Nc4 19.Bc4 dc4 20.Nc3 Bf5 21.Qe2 Bd6 (21...Rc8 22.Nf1+=) 22.Nf1 (22.Qc4 Be6 23.Qe2 Rc8+=) 22...Qd7 (22...Rc8 23.Red1+=) 23.Ng3 (23.Qc4 Be6 24.Qe2 Rec8+=) 23...Rac8 24.Nf5 Qf5 25.Rb1 Nd5 (25...Re7 26.Rec1=) 26.Rec1 Nb6 27.Qg4 Qh7 (27...Qg4 28.hg4 g6 29.f3+=) 28.f4 (28.Nd1 Qg6=) 28...f5+= 29.Qh4 Kh8 30.Rf1 Rg8 31.Kh1 g5 32.Qh5 gf4 33.ef4 Qg6 34.Qg6+= Rg6 35.Rbe1? h5 36.Re2 Rg3 37.Be3 Bb4 38.d5 Bc5 39.Bc5 Rc5 40.Rc1 Nd5 41.Nd5 Rd5 42.Rc4 Rb5 43.Kh2 h4 44.Rc7 Rg7 45.Rc3–/+ Rd7 46.Ra3+= Rb1 47.g4 hg3 48.Rg3 Rf1 49.Rb2 Rf4 50.Rg5 Rg7 51.Rh5 Rh7 52.Rg5 Rf3–+ 53.Rg3 Rd3 54.Rf2 Rf7 55.Rd3 ed3 56.Kg3 Rd7 57.Rd2 Kg7 58.Kf4 Kf6 59.Ke3 Kg5 60.Rd3 f4 61.Ke4 Rd3 62.Kd3 Kh4 63.Ke2 Kg3 64.Kf1 Kh3 65.Kf2 Kg4 66.Kg2 b5 0–1. Stavrev,Ludmil – Krastanov,Georgi (2235), BUL–chT2 Sunny Beach, 2009.

3.Bc4 d5-/+ 4.Be2 Nf6 (4...Bb4 5.Bb2 Nc6 6.Nf3-/+) 5.d3 (better 5.Bb2!?=+) 5...Bb4-+ 6.c3 Bd6 7.Nf3 0-0 8.0-0 Qe7 9.c4 (9.Nbd2!?-+) 9...dc4 10.dc4 (10.e4 cd3 11.Bd3 Rd8-+) 10...e4 11.Nd4 c5 12.Nf5?? (12.Nb5 Bh2! 13.Kh2 Qe5 14.Kg1 Qa1 15.N1c3-+) 12...Bf5 13.Nc3 (13.Bb2-+) 13...Qe5 14.Bb2 (14.g3 Qc3 15.Rb1-+) 14…Qh2 0-1. lefou – marekt,, 2020.

3.d4 Nd7 4.d5 f5 5.Bb5 a5 6.c3 Ne7 7.a3 c6 8.dc6 bc6 9.Bd3 c5 10.Bb2 Bb7 11.f3 d5 12.f4 d4 13.cd4 Bg2 14.de5 Bh1 15.e6 Nb8 16.Bb5 Bc6 17.Qd8 Kd8 18.Bc6 Nbc6 19.bc5 Nd5 20.Ke2 (20.Nf3 Bc5 21.Nbd2 Nce7–+ (21...Ne3?! 22.Rc1 Ba3 23.Ba3–+)) 20...Rb8 (< 20...Bc5 21.Nc3 Ne3 22.Na4–+) 21.Bc1 Bc5 22.Nf3 (22.Kd3 Nf4! 23.ef4 Bg1–+) 22...Rb1! (23.Rb1 Nc3 24.Kd3 Nb1–+) 0–1. Brunner,Hermann – Blankenberg,Bruno, T0002 DESC, 2000.

3.d4 e4 4.c4 Nf6 5.Nc3 c6 6.d5 Be7 7.Nge2 0-0 (7...a5 8.b5=) 8.Ng3+= Bg4 (8...Re8 9.Nce4 Ne4 10.Ne4+=) 9.Qd2 Na6 10.a3 cd5 11.cd5 Nc7 12.Bb2 Qd7 13.Bc4 Bd8 14.Qd4 b5 15.Bb3 Nh5 16.Nge4 Bf5 17.Ne2 (17.a4 Re8+-) 17...Ne8 18.N4c3 Bb6 19.Qd1 Nc7 20.0-0 Bg6 21.Nd4 Nf6 22.a4 ba4 23.Ba4 Qc8 24.Bc6 Rb8 25.Ndb5 Bh5 26.Qd3 Qd8 27.Nc7 Bg6 28.Qd2 Qc7 29.Na4 Ne4 30.Qe2 f6 31.Nb6 ab6 32.Ra6 Be8 33.f3 Ng5 34.b5 Nf7 35.f4 Nh6 36.e4 Bd7 37.Rfa1 Qd8 38.Ra7 Rf7 39.e5 Bg4 40.Qe1 fe5 41.fe5 de5 42.Qe5 Qf8 43.d6 Kh8 44.Bd5 (44.Bd5 Re8 45.Re7+-) 1–0. Taulien,Hans_Juergen (2350) – Dammer,Axel (2400), RSX – Spendenturnier, 2005.

3.Nf3 c6 4.d4 (4.Bb2 e4 5.Nd4 Nf6=) 4...e4=+ 5.Nfd2 d5 6.a3 f5 7.c4 a5 8.b5 Nf6 9.c5 Be7 10.b6 Nbd7 11.Be2 0-0 12.Nc3 Rf7 (12...Qe8 13.0-0=) 13.Bb2 (13.0-0 Rf8+=) 13...Nf8 14.a4 (14.Qa4 Ng6+=) 14...Ng4 (14...f4 15.0-0=) 15.Bg4 (15.0-0 Be6+=) 15...fg4= 16.0-0 Bh4 17.g3 (17.Nb3!?=) 17...Bg5=+ 18.Ne2 Qf6 19.Nf4 Bf4 20.ef4 (20.gf4 Qh4=+) 20...Qh6 (20...Bf5 21.Nb3=+) 21.Re1=+ Qh3 22.Nf1 Rf6 23.Qe2 (23.Bc3 Bf5=+) 23...Rh6 (23...Bf5 24.Qe3=+) 24.Qe3 Ng6 25.Ra2 Bf5 26.Ba3 Rf8 27.Qd2 Ne7 28.Qa5 Rh5 (better 28...Rhf6!?=) 29.Qa7+/- Rf6?? (better 29...Bc8 30.a5 Nf5+/-) 30.Qb7+- Kf7 31.Qb8 Rfh6 (31...Bc8 32.b7 Bb7 33.Qb7 Kf8+-) 32.b7 Ng6 (32...Qh2 33.Nh2 Rh2+-) 33.Qc7 Kf6 34.b8Q Nh4 (34...Qg2 35.Kg2 Rh2 36.Nh2 Nh4 37.gh4 Bd7 38.Qbd8 Kg6 39.Qcd7 Rh4 40.Qg5) 35.Qe5 Kg6 (35...Kf7 36.Qbe8) 36.Qbd6 (36.Qbe8) 36...Be6 (36...Kf7 37.Qee7 Kg8 38.Qf8) 37.Qde6 (37.Qee6) 1-0. opleynet (1950) - IgorKoc (2020), Rated Bullet game,, 2013.

3.Nf3 Nf6 4.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.e3 Nf6 4.Nf3).


3.Bb2 (--> 1.b4 e5 2.Bb2 d6 3.e3).

3.Bb2 Be7 4.c4 Bf5 5.Nf3 Nf6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 Bf5).

3.Bb2 Be7 4.c4 Bf5 5.Nf3 Nf6 6.Be2 Nbd7 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Bf5 5.Nf3 Nbd7 6.Be2 Be7).

3.Bb2 f5 4.d4 (--> 1.b4 e5 2.Bb2 d6 3.e3 f5 4.d4).

3.Bb2 Nf6 4.c4 Nbd7 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Nbd7).

2.e3 Nf6

3.Bb2 (--> 1.b4 Nf6 2.Bb2 d6 3.e3).

3.Bb2 e5 4.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3).

3.b5 e5 4.d4 +=.

3.c4 c6 4.Qc2 g6=+ 5.Bb2 Bg7 6.Nf3 Bg4 7.Be2 Nbd7 8.h3 Bf3 9.Bf3 0-0 (9...a5 10.b5 cb5 11.cb5= (worse 11.Bb7 Rb8 12.Bf3 bc4–/+)) 10.d4+= Rc8 11.Nd2 b6 (11...e5 12.0-0+=) 12.0-0+- c5 13.a3 (13.bc5 bc5 14.Rab1 cd4 15.Bd4 Nc5+=) 13...cd4+= 14.ed4 Ne8 (14...Qc7 15.a4+=) 15.Qa4 (15.Rfe1 e5+-) 15...Rc7 16.Rad1 (16.Bc6 Nb8 17.Ba8 Nf6+=) 16...Nef6 (16...e5 17.Be4+-) 17.g3 (17.Qb5 e6+-) 17...Re8 (17...Bh6 18.Rfe1+=) 18.Bg2 h6 (18...e5 19.Rfe1+-) 19.f4 Nh5 20.g4 White plans f5 (20.Qb3 e6+-) 20...Nhf6 (20...Ng3 21.Rf2 h5 22.Qb3+=) 21.f5 g5 22.Qb3 Qc8 23.b5 a6 24.a4 a5 (24...h5 25.Bf3 hg4 26.hg4 ab5 27.ab5+-) 25.Rfe1 Qb8 (25...Nf8 26.Qd3+-) 26.Bc6+- Kf8 27.Re2 Qd8 (27...Kg8 28.Nf3+-) 28.Rde1 Bh8 (28...Ra7 29.Qg3+-) 29.h4! Ng4?? (29...gh4 30.Qh3 Decoy) 30.hg5 hg5 (30...Rc6 31.bc6 Nb8 32.Qh3 Nc6 33.Nf3 Bd4 34.Bd4+-) 31.Qh3 Kg8 (31...Kg7 32.Qg4 Rg8 33.Ne4+-) 32.Qg4 f6 (32...Bf6+-) 33.Bd5 Kg7 34.Qh5 (34.Qh5 e6 35.Qg6 Kf8 36.fe6 Re7 37.ed7 Re6 38.Re6 Qe7 39.Re7 Rd7 40.Qf7) 1–0. Panza (2675) – kratz (1850),, 2005. (=1.e3 d6 2.b4 Nf6)

3.c4 e5=+ 4.d4 Be7 5.b5 ed4 6.Qd4 0-0 7.Bb2 c5 8.Qf4 a6 9.a4 d5 10.Nd2 ab5 11.ab5 Ra1 12.Ba1 Be6 13.cd5 Nd5 14.Qg3 Bf6–/+ 15.Be5 Nd7 16.Bf6 Qf6 17.Qf3? Qb2 18.Nc4 Qc3 19.Nd2 Ra8 20.Qd1 Ra1 21.Be2 0–1. Trkn – guest4114, ICC, 2005.

3.c4 g6 4.Bb2 Bg7 5.Be2 0-0 6.Nf3 e5 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.e3 d6 6.Be2 e5).

3.d4 Nbd7 =.

3.d4 e5 4.c4 (4.de5 de5 5.Qd8 Kd8=) 4...Be7 5.Nf3 (5.de5 de5 6.Qd8 Kd8=) 5...0-0 6.a3 (6.Nc3 Bf5+=) 6...ed4 (6...a5 7.ba5 Nc6 8.Nc3+=) 7.ed4 a5 8.b5 d5 9.Be2 (9.c5 c6=) 9...c6 (9...dc4 10.Bc4 Nbd7 11.0-0=) 10.Nc3 (10.0-0 dc4 11.Bc4 Bg4=) 10...Ne4 11.Bb2 (11.Qc2 Nc3 12.Qc3 dc4 13.Qc4 Be6=) 11...Nc3+= 12.Bc3 dc4 13.Bc4 (13.bc6 Nc6 14.d5 Na7 15.Bc4 b5+=) 13...cb5 (13...Ba3 14.0-0 Bd6 15.d5 cb5 16.Bb5+=) 14.Bb5 Qd5 (14...Ba3 15.0-0 Bd6 16.Re1+=) 15.Bd3 Bg4 16.0-0 Nc6 17.Re1 Bf3 18.Qf3 Qf3 19.gf3 Bf6 20.Be4 (20.Re4 Rfd8 21.Rd1 Bd4 22.Bd4 Nd4 23.Rd4 Rd4 24.Bh7 Kh7 25.Rd4 b5–/+) 20...Bd4 21.Rac1 Rfd8 22.Bc6 bc6 (22...Bc3 23.Rc3 Rac8 24.Rec1 bc6 25.Rc6 Rc6 26.Rc6+=) 23.Bd4 Rd4 24.Rc6 g6 25.Kg2 Rad8 (25...Ra7 26.Rc5+=) 26.Re5 (26.Rc7 Kg7+=) 26...a4 (26...R8d5 27.f4+=) 27.Rc7 Rb8 ½–½. Cirulis,Ilmars (1905) – Brotherton,Trevor (1805), FICGS, 2016.

3.Be2 h6 4.Bb2 Nbd7 5.Nf3 a6 6.a3 c5 7.0-0 g5 8.d4 cd4 9.Nd4 Bg7 (9...e5 10.Nf3+=) 10.Bc4 (10.Nf5 Rg8+/-) 10...g4 (10...Nb6!? 11.Bb3 e5=) 11.Nf5+= Bf8 12.Bb3 Nb6? (12...Qc7 13.f4 e6+/-) 13.Nd4?? (better 13.Bf6 Rg8 14.Be7 Be7 15.Ne7 Qe7 16.Qd4+-) 13...Bg7 14.Ne2 Qc7 15.Nd2 h5 16.c4 h4 17.f3 (17.c5 dc5 18.Rc1 Nbd7=) 17...g3 (17...h3 18.g3 gf3 19.Nd4=+) 18.h3 (18.hg3 h3 19.gh3 Bh3+/-) 18...Bd7 (18...a5 19.Ne4 Be6 20.c5 Bb3 21.Qb3 dc5 22.Nc5+=) 19.c5 dc5 20.bc5 Qc5 21.Bd4 Qc7 22.Rc1 (22.Rb1 Nc8 23.Rc1 Bc6+=) 22...Qd8 (22...Bc6 23.Ne4 Nbd7 24.Qd2=) 23.Nc4 (23.Ne4 Bc6 24.Ng5+/-) 23...Nc4=+ 24.Bc4 b5 25.Ba2 Rc8 26.Nf4 Rc1 27.Qc1 e6 28.Rd1 0-0 (better 28...Bf8=) 29.Ba1 (29.Qc5 Re8 30.Qg5+/-) 29...Qc8 30.Qc8 Bc8 31.Kf1 Re8 32.Nd3 (32.Ke2 Nd7=+) 32...Nd5-/+ 33.Bd5 Ba1 34.Ra1 ed5 35.Ke2 d4 36.e4 Be6 37.a4 Bc4 (37...Rc8 38.Nf4-/+) 38.Kd2 Kg7 39.ab5 Bb5 (39...ab5 40.Ra7 Kf6-/+) 40.Rb1? (40.Rc1!?=+) 40...Rc8-/+ 41.Rb3 Kf6 42.Nb4?? (better 42.Ra3-/+) 42...Bf1-+ 43.Nd5 Ke5 44.Ra3 (44.Rb7 Bg2 45.Re7 Kd6 46.Rf7 Bh3 47.Rf6 Be6 48.Nf4-+) 44...Rb8 45.Ra5 Kd6 (45...Rb5 46.Ra6 Bg2 47.Rf6 Bf3 48.Rf3 Rb2 49.Ke1 Ke4 50.Rf7 Kd5 51.Rd7 Ke6 52.Rg7-+) 46.Nf4 Rb2 47.Ke1 Rf2 48.Ne2 (48.e5 Ke7 49.e6 fe6 50.Re5-+) Be2 (48...Be2 49.Rd5 Kc6 50.Rd4 Rg2-+) 0-1. Darkseid (1735) - Polleke (2110),, 2009.

3.Nf3 Nbd7 4.Bb2 e5 5.Be2 Be7 6.0-0 c6 (6...0-0 7.Nc3=) 7.c4 (7.Nc3 0-0=) 7...Qc7 (7...e4 8.Nd4=) 8.Nc3+= h6 9.d4 Nf8 (9...0-0 10.Qc2+=) 10.Bd3 g5 (10...N8d7 11.h3+-) 11.Ne4 Ng6 12.de5 (12.Nf6 Bf6 13.c5 ed4 14.Nd4 dc5 15.bc5 0-0+-) 12...Ne5 (12...de5 13.Nf6 Bf6 14.Qc2+-) 13.Ne5 de5 14.Qf3 Ne4 15.Qe4 Bf6 16.f4 1–0. DEFFM – GuestXRSC,, 2018.

2.e4 e5

3.Nc3 Nc6 4.Bb5 (4.a3 a5 5.b5 Nd4 6.Nge2 Bg4 7.Bb2) 4...Nge7 5.a3 a6 6.Bc4 Ng6 7.Nf3.

3.Nc3 d5 4.ed5 (4.Nd5 c6 5.Ne3 Nf6 6.Bb2 Bb4 7.Be5; 4.Qh5 Nd7 5.Nd5 c6 6.Ne3 Ngf6 7.Qh4) 4...Bb4 5.Rb1 Bc3 6.dc3 Nf6 7.c4.

3.Nc3 Be7 4.Nf3 (4.Bc4 Nf6 5.Nf3 Ne4 6.Ne4 d5 7.Bb3; 4.Rb1 Nf6 5.Nf3 0-0 6.Be2 d5 7.ed5) 4...Nf6 5.Be2 d5 6.ed5 Bb4 7.Ne5.

3.c4 a5 4.b5 b6 5.Nc3 Nf6 6.d3 Be7 7.Nge2 0-0 8.g3 Nfd7 9.Bg2 Bb7 10.0-0 c6 11.f4 Bf6 12.bc6 Nc6 13.Nd5 ef4 14.Nf6 Nf6 15.Bf4 Ne5 16.Nd4 Rc8 17.Nf5 Re8 (17...Rc6 18.Bg5 Ned7 19.Qd2+-) 18.Qd2 (18.Bg5 Re6 19.Bh3 h6+-) 18...g6? (18...Nfg4 19.h3 Nf6 20.Bg5+-) 19.Ne3?? (better is 19.Nh6!? Kg7 20.Bg5 Ned7+-) 19...Nc6 20.Bg5?? (better is 20.Qf2 Nd7 21.Nd5+-) 20...Ne5?? 21.Bf6+- Qc7 22.Nd5 Bd5 23.ed5 Qc5 24.Kh1 Ng4 25.Bg5 Re5 26.Bf4 Rh5 27.h4 Qc7 28.Bf3 Qe7 29.Bg4 Rh4 30.gh4 Qh4 31.Bh2 Qg4 32.Qf4 Qd7 33.Qd6 Qd6 34.Bd6 Re8 35.Rae1 (35.Rae1 Rd8 36.Bc7+-) 1–0. cibis – elokrad, kurnik, 2011.

3.Bc4 a6 4.d4 Nc6 5.c3 h6. ramoschessbrasil (2170) – zekota (2180), net–, 2011.

3.Nf3 Nd7 4.Nc3 (4.d4 Ngf6 5.Nc3 d5 6.Nd5 Nd5 7.ed5; 4.Bb2 Ngf6 5.Nc3 a5 6.b5 Nc5 7.d4; 4.Bc4 Ngf6 5.Nc3 Nb6 6.Bb3 Bg4 7.a4) 4...Ngf6 5.Rb1 Be7 6.Be2 0-0 7.0-0.

3.Nf3 Be6 4.Nc3 Nd7 (4...Nf6 5.a3=) 5.d4+= Qf6 (5...Ngf6 6.d5 Bg4 7.h3+=) 6.Be3 0-0-0? (better is 6...a5 7.b5 ed4 8.Bd4 Qg6+=) 7.Bg5+- Qg6 8.Bd8 Kd8 9.d5 Bg4 10.h3 Bf3 11.Qf3 Ngf6 12.a4 h5 (12...Kc8 13.a5+-) 13.a5 a6 14.Rb1 Qh6 15.Bd3 g5? (15...Rg8+-) 16.Qe3 Qg6 (16...g4 17.Qa7 g3 18.0-0+-) 17.Qa7 Ke7 (17...b6 18.Qa6 ba5 19.ba5+-) 18.Qb7 Bh6 (18...g4 19.Qc7 (< 19.Ba6 gh3 20.gh3 Qg2+-) 19...gh3 20.g3+-) 19.Qc7 g4 20.h4 g3 (20...Rd8 21.Qb7+-) 21.f3 (21.Ba6 gf2 22.Kf2 Rg8–+) 21...Ne8 (21...Be3 22.Ba6 Rb8 23.Qc6+-) 22.Qb7 (22.Qa7 Bf4+-) 22...Be3 23.Ba6 Qh6 24.Kd1 Bd2 (24...Nef6 25.Ne2 Rb8 26.Qc6+-) 25.Ne2 Qe3 (25...Bf4+-) 26.Bb5 Nef6 27.Bd7 Nd7 28.Ng3 Bc3 (28...Kd8 29.Qa8 Kc7 30.Qc6 Kd8+-) 29.Nf5 Kf6 30.Ne3 (30...Bd2 31.Kd2+-) 1–0. market (2285) – Orthodox,, 2002.

3.Nf3 Be7 4.Nc3 (4.Bc4 Nf6 5.d3 0-0 6.0-0 c6 7.Bb3; 4.Be2 Nf6 5.Nc3 d5 6.ed5 Bb4 7.Ne5; 4.d4 ed4 5.Nd4 Nf6 6.Bd3 c5 7.bc5) 4...Nf6 5.Be2 d5 6.ed5 Bb4 7.Ne5.

3.Nc3 Nf6

4.a3 Be7 5.Nf3 0-0 6.Be2 Nc6 7.d4.

4.Bc4 a6 5.d3 (5.Nf3 Nc6=) 5...Be6 (5...c6!? 6.Bb3 d5=+) 6.Be6+= fe6 7.Bg5 Nc6 8.a3 Nd4 9.Nge2 Qd7 (9...Be7 10.f4=) 10.0-0 Ne2 11.Ne2 0-0-0 12.c4 h6 13.Bf6 gf6 14.Qb3 c6 (14...d5 15.cd5 ed5 16.f4=) 15.d4 (15.b5 ab5 16.cb5 c5+/–) 15...h5 (15...f5 16.ef5 ef5 17.b5 cb5 18.Rfc1+=) 16.d5 Rh7 (16...f5 17.ef5 ef5 18.b5 cb5 19.Rfc1=) 17.a4 Qc7 (17...Rg7!?+/–) 18.b5+- a5 19.bc6 bc6 20.Rfb1 Kd7 21.Qh3 cd5 22.cd5 f5 (22...Re7 23.de6 Re6 24.Qh5+-) 23.ef5 (23.Rc1!? Qa7 24.de6 Ke8 25.Qf5 Qg7+-) 23...ef5 24.Rc1 (24.Qf5 Ke8+-) 24...Qb7 (24...Qa7 25.Qf5 Ke8 26.Ng3+-) 25.Rab1 Qa7 26.Nc3 Ke8 27.Nb5 Qg7 (27...Qf7 28.Nc7 Ke7 29.Ne6+-) 28.Qf5 (28.Nc7!? Qc7 29.Rc7 Rc7 30.Qf5 Rdc8+-) 28...Qf7 29.Qd3 Rd7 30.Rc8 Ke7 31.Nd6! Kd6 (31...Rd6 32.Qh7) 32.Rb6 Ke7 33.Qa3 (33...Rd6 34.Qd6) 1–0. JF_ – jimmyjf,, 2004.

4.Bc4 c6 5.Nf3 b5 6.Bd3 a5 7.ba5.

4.d3 Be7 5.Nf3 (withdraw, 1–0). Lindberg – Grabb, corr 3GMM–18 1994.

4.Bd3 Be7 5.Ba3 c6 6.Qe2 b5 7.Nf3 0-0 8.0-0-0? (better is 8.0-0+=) 8...a5–+ 9.g4 (9.ba5 Be6 10.Ng5 Qa5 11.Bb2–+) 9...ab4 10.Bb4 c5 (better is 10...Na6 11.g5 Nh5–+ (11...Nb4 12.Bb5 Na2 13.Na2 Ra2 14.Bc4–+)) 11.Nd5 (11.Bc5 dc5 12.g5–+) 11...cb4 12.Qe3 (12.Nf6 Bf6 13.Bb5 Ra2–+) 12...Nd5 13.ed5 Qa5 (better is 13...Ra2 14.Rdg1 Bg4–+) 14.c3 (14.Rdg1–+) 14...Qa3 15.Kc2 (15.Kb1 Qa2 16.Kc1 Qa3 17.Kb1 Qb3 18.Kc1 Ra1 19.Bb1 Qb1) 15...Qa2 16.Kc1 Qa1 (16...Qa3 17.Kb1 Qb3 18.Kc1 Ra1 19.Bb1 Qb1) 17.Bb1–+ Ra2 18.Rdg1 Qb2 19.Kd1 Qb1 20.Ke2 Qg6 21.Ra1 (21.cb4 Na6 22.Qb3 Qe4 23.Qe3 Qc4 24.Qd3 Qb4–+) 21...Ra1 (better is 21...Bg4!? 22.Ra2 Bg5 23.h3 Be3 24.hg4–+) 22.Ra1 Bg4 23.Qb6 (23.Kf1 b3 24.Re1–+) 23...Qe4 24.Kf1 Bh3 25.Kg1 Qf3 26.Ra8 Qg2 0–1. Denis,Valentin – Vitry,Patrick (1655), Reunion op, 2009. (=1.e4 d6 2.b4 e5 3.Nc3 Nf6)

4.Bd3 Be7 5.Nf3 0-0 6.0-0 c5 (6...Nbd7!?=) 7.bc5+= dc5 8.Ne5 Bd6 9.Nc4 Bc7 10.Ne3 (10.e5 Ng4 11.h3 Ne5 12.Ne5 Be5 13.Bh7 Kh7 14.Qh5 Kg8 15.Qe5 Na6+/–) 10...Nc6 11.f4 Nd4 (11...Nb4!? 12.Be2 Qd4+/–) 12.e5+/– Nd7 13.Qh5 g6 14.Qh6 Bb6 (14...Re8+-) 15.f5?? (better is 15.Ne4 f6 16.Bc4 Kh8 17.e6+-) 15...Ne5+/– 16.f6 Ne6 (16...Nef3 17.gf3 Qf6+-) 17.Be4 (better is 17.Ne4!? Ng4 18.Ng4 c4 19.Ne3 Qd5 (19...cd3?? 20.Ng5 Be3 21.de3 Re8 22.Qh7 Kf8 23.Qf7) 20.Bc4 Qh5 21.Qh5 gh5+-) 17...Nd7? (17...c4 18.Rf4! Re8+-) 18.Ncd5+- c4 (18...Kh8+-) 19.Kh1 (better is 19.Rf3 Re8 20.Bg6 fg6 21.f7 Kh8 22.Nb6+-) 19...Be3 (19...Bd4 20.Ne7 Kh8 21.Ng6 fg6 22.Bg6 Nf6 23.Rf6 Qe7 24.Rf8 Nf8+=) 20.de3+- (20.Ne3?! Nf6 21.Bf3 c3=) 20...Ndc5?? (20...Re8 21.Ba3 Nb6+-) 21.Ne7 Kh8 (21...Qe7 22.fe7 Re8 23.Rf7 Kf7 24.Qh7 Ng7 25.Bg6 Ke6 26.Ba3 Re7 27.Bc5+-) 22.Bg6! fg6 (22...fg6 23.Ng6 Double attack) 23.Ng6 (23.f7 Rf7 24.Bb2 c3 25.Rf7 Qd1 26.Rd1 cb2 27.Qh7) 23...Kg8 24.Nf8 Qf8 25.f7 Kh8 (25...Qf7 26.Rf7 Kf7+-) 26.Qf8 Nf8 27.Bb2 (27.Bb2 c3 28.Bc3) 1–0. aspasio (2835) – anklebuster (2220), net–, 2013.

4.Nf3 Nc6 5.Bb5 (5.Bc4 Be7=) 5...Bd7 (5...Be7 6.d4 0-0 7.0-0+=) 6.a3 (6.0-0 Nb4 7.Be2 c5=) 6...Be7 7.0-0 (7.Bc4 Nd4=) 7...0-0 (7...a5 8.Rb1+=) 8.Bb2 (8.Bc6 bc6 9.d4 a5=) 8...a6 (8...a5 9.Qe2+=) 9.Bc6 Bc6 10.Re1 h6 11.d4 ed4 12.Nd4 Bd7 13.Nd5 Nd5 14.ed5 Bf6 15.c4 (15.Qd2 c5 16.dc6 bc6+=) 15...Be5 16.Qd2 (better is 16.g3=) 16...Qh4 (better is 16...Qg5 17.Qg5 hg5=) 17.Nf3+/– Qf4 (17...Qc4?? 18.Be5 (18.Ne5?! de5 19.Rec1 Qe4+/–) 18...Rfe8 19.Rac1+-) 18.Be5 de5 (18...Qd2 19.Nd2 de5 20.Re5+/–) 19.Qf4+- ef4 20.Re7 (20.Re7 Rad8 21.Ne5+-) 1–0. jasa – Motz Markus,, 2003.

4.Nf3 d5 5.ed5 Bb4 6.Bb5 c6 7.dc6.

3.Nf3 Nf6

4.Nc3 c6 5.a3 b5 (5...Be7 6.d4 ed4 7.Qd4=) 6.a4+= Bd7 (6...d5!? 7.ed5 Nd5 8.ab5 Bb4 9.Nd5 Qd5=) 7.ab5+/– cb5 8.Bb5 Bb5 9.Nb5 Qb6 10.c4 Be7 (better is 10...Ne4!? 11.0-0 Nc6+/–) 11.d3+- 0-0 12.Be3 Qd8 (12...Qb7 13.Qa4+/–) 13.Qa4 Nc6 14.Nc3 Nd4? (better is 14...d5 15.cd5 Nb4 16.Ne5 Qc7+-) 15.Nd4 ed4 16.Bd4 a5 (16...Re8 17.0-0+-) 17.ba5 Ng4 18.Nd5 Bf6 19.Bb6 Qc8 (19...Qb8 20.d4 Bd8 21.0-0+-) 20.f3 Ba1 21.Ne7 Kh8 22.Nc8 Bc3 23.Ke2 Rfc8 24.fg4 d5 25.ed5 Ba5 26.Ba5 Rc5 27.Rb1 h6 28.Rb5 Rb5 29.Qb5 Kh7 30.d6 (30.d6 g6 31.d7+-) 1–0. themonkey (1990) – GloriousOne (1670),, 2002.

4.Nc3 d5 5.ed5 Bb4 6.Bb5 c6 7.dc6.

4.Nc3 d5 5.Ne5 Bd6 6.d4 (6.f4 de4 7.Bc4 0-0=+) 6...Bb4-/+ 7.Bd2 de4 8.Ne4 Qd4 (8...Bd2 9.Nd2 Qd4 10.Nef3-/+) 9.Nf6=+ gf6 10.Bb4?? (better 10.Nd3 Bd2 11.Kd2-/+) 10...Qb4-+ (10...Qe5?! 11.Qe2 Be6 12.Rd1-/+; 10...fe5?! 11.Qd4 ed4 12.0-0-0=) 11.Ke2 (11.Qd2 Qd2 12.Kd2 fe5-+) 11...fe5 12.f3 (12.Qd2 Qe4 13.Kd1 Nc6-+) 12...Nc6 13.Kf2 (13.Qd2 Nd4 14.Kd1 Qb2-+) 13...Qc5 14.Kg3 (14.Ke1 Bf5 15.Bd3-+) 14...Rg8 15.Kh4 Qe7 (15...Qe7 16.Kh5 Qg5) 0-1. kirklandlake (1625) - Panza (2675),, 2016.

4.Nc3 Be7 5.a3 0-0 6.Be2 c6 7.0-0 Qc7 8.d4 Be6 9.Ng5 Bc8 10.Be3 h6 11.Nf3 Nbd7 12.Qd3 Nb6 13.Rad1 Be6 14.de5 (14.Nd2!?=) 14...de5=+ 15.Qd2 Rad8 16.Qc1 Nc4 17.Bc4 (< 17.Ba7 b6 18.Bc4 Bc4–+) 17...Bc4 18.Rfe1 Ng4 19.Rd8 Rd8 20.Na4 Ne3 (20...b6 21.Nb2 Be6 22.Nd3=+) 21.Qe3= b6 22.Qc3 b5 (22...Bb5!? 23.Nb2 a5=) 23.Qe5+= Qe5 24.Ne5 ba4 25.Nc4 Rd4 (25...c5!? 26.b5 Rd4+/–) 26.Na5+- Bf8 (26...c5 27.Nc6 Rd7 28.Ne7 Re7 29.bc5+-) 27.Nc6 Rc4 28.Na7 Rc2 29.Nb5 g6 30.e5 Bg7 31.f4 g5 (31...Kf8 32.Re3+-) 32.g3 gf4 33.gf4 Rc4 (33...h5 34.f5 Bh6 35.Re4+-) 34.f5 Rg4 35.Kh1 h5 (35...Rg5 36.Nd6 Bf8+-) 36.e6 fe6 (36...Bf6 37.e7 Be7 38.Re7+-) 37.fe6 (37...Bf8 38.e7 Be7 39.Re7+-) 1–0. marekt (2200) – ElMorito (1710), ICC, 2003.

4.Nc3 Be7 5.Bc4 Ne4 6.Ne4 d5 7.Bb3 de4 8.Ne5=+.

4.Nc3 Be7 5.Bc4 h6 6.0-0 c6 7.d4 b5 8.de5 de5 9.Qd8 Bd8 10.Bb3 Bc7 11.a4 Bg4 (11...Bd6!? 12.ab5 Bb4+=) 12.ab5+/– Bf3 13.gf3 cb5? (better is 13...Bb6!?+-) 14.Nb5 (14.Nd5 Kd7 15.Nf6 gf6 16.Rd1 Ke7+-) 14...Bb6 15.Nd6 Ke7 16.Nf7 Rf8 (16...Bd4 17.Ra5 Rc8 18.Ne5+-) 17.Ne5 Bc7 (17...Rc8+-) 18.Ng6 Ke8 19.Re1 Kd7 (19...Nbd7 20.e5 Ng8+-) 20.Nf8 Ke8 21.Ne6 Kd7 22.e5 Ne8 23.Nc5 Ke7 24.Bd5 Bb6 25.Ba8 Bc5 26.bc5 a6 27.Rb1 (27.e6 g5 28.Rb1 Nc7 29.Rb8 a5 30.Rb7 Ke8 31.Rc7 a4 32.Rd1 h5 33.Bc6 Kf8 34.Rd8) 27...Nd7 28.c6 Nc5 29.Ba3 Ke6 30.Rb7! Nb7 31.cb7 Nc7 (31...Kf5 32.b8Q Ke6 33.Qe8 Kf5 34.Qf7 Kg5 35.Be7) 32.b8Q Na8 (32...Kf7 33.Qf8 Kg6 34.Be4 Kh5 35.Qf5 g5 36.Qg4) 33.Qe8 (33…Kd5 34.Qd7 Kc4 35.Qd3) 1–0. market (1820) – NN,, 2002.

2.e4 Nf6

3.Bb2 Ne4 4.Qf3 (better is 4.Nc3!? Bf5 5.Qf3 Nc3 6.Bc3=) 4...Nf6–/+ 5.Bc4 g6 (5...Nc6 6.Ne2 Nb4 7.Qb3–/+) 6.h4 Bg7 7.h5 d5 (better is 7...Nc6 8.h6 Bf8–/+) 8.Bf6?? (better is 8.h6 Bh6 9.Bd5+=) 8...Bf6–+ (8...ef6?! 9.Bd5 c6 10.Bc4+=) 9.Bd5 c6 (9...Ba1?! 10.Qf7 Kd7 11.Qe6 Ke8 12.Qf7 Kd7 13.Qe6 Ke8 14.Qf7 Kd7=) 10.Bb3 Ba1 11.hg6 (11.Bf7 Kd7 12.Nc3 Rf8 13.hg6 hg6–+) 11...hg6 12.Qf7 Kd7 13.Be6 Kc7 14.Qf4 (14.Rh8 Qh8 15.Bc8 Qc8 16.Qg6 Qh8–+) 14...Kb6 (14...Qd6!? 15.Qd6 ed6 16.Rh8 Bh8 17.Bc8 Kc8 18.Ne2–+) 15.Qe3 Qd4 (better is 15...Bd4 16.Qa3 a5 17.Rh8 Bh8 18.Bc8 Qc8 19.Qe3 Kc7 20.Qg3 Kd8 21.Qg6 ab4 22.Ne2–+) 16.Qd4 Bd4 17.Rh8 Be6 18.Rh4 (18.Re8–+) 18...Bf6 19.Re4 Ba2 20.Na3 (20.Nc3 Bd5 21.Nd5 cd5–+) 20...Nd7 21.c4 a5 22.c5 Kc7 23.b5 Nc5 24.b6 Kb6 25.Re3 Rd8 26.Nf3 Kc7 27.g4 e6 28.g5 Bg7 29.Nh4 b5 30.Ng6 b4 31.Nc2 Bb3 32.Na1 a4 33.Nb3 ab3 34.Ne7 b2 35.Nf5 b1Q 36.Ke2 Qf5 37.f3 Qd5 38.Re6 Qe6 (38...Qe6 39.Kf2 Rd2 40.Kg3 Be5 41.f4 Ne4 42.Kf3 Bd4 43.g6 Rf2) 0–1. reidosreis – avanti, kurnik, 2012. (=1.e4 d6 2.b4)

3.Bb2 e6 4.e5 de5 5.Be5 Bb4 6.c3 Bd6 7.Bd6 Qd6 8.d4 0-0 9.Bd3 b6 (better is 9...e5–+) 10.Nf3–/+ Bb7 11.0-0 Re8 12.Ng5 h6 13.Nf3 Nbd7 14.Nbd2 e5 15.Bf5 e4 16.Nc4 Qf4 17.Bh3?? (better is 17.Bd7 Nd7 18.Nfe5 Ne5 19.Ne5–+) 17...ef3–+ 18.Bd7 (18.g3 Qg5 19.Re1 Re1 20.Qe1 Re8–+) 18...fg2 19.Re1 Ng4 (better is 19...Nd7 20.Qd3 Nf6–+) 20.Bg4?? (better is 20.Qg4 Qg4 21.Bg4+-) 20...Re1–+ 21.Qe1 Qg4 22.Ne5 Qf5 23.Qe3 Re8 (23...Re8 24.Qd2 Re6–+) 0–1. reidosreis – clopin, kurnik, 2012. (=1.e4 d6 2.b4)

3.Nc3 d5 4.e5 d4 5.Nb5 Ng4 6.Nf3 a6 7.Nbd4.

3.Nc3 Bg4 4.Be2 c6?? (better is 4...Bd7=) 5.Bg4+- d5 6.e5 (6.e5 Ng4 7.Qg4+-) 1–0. wiking – XHADREZ1000,, 2009.

3.Bc4 a5 4.Qf3–/+.

3.Bc4 c6 4.Qe2 d5 5.e5 (5.ed5!? Nd5 6.a3=) 5...dc4–/+ 6.ef6 Qd4 7.Nc3 Qf6 8.Qc4 (8.Nf3 Qg6–/+) 8...Be6 (8...Qg6 9.Qf1 e6 10.d3 Bb4 11.Bd2–/+) 9.Qf1 Na6 (9...Bf5 10.Kd1–/+) 10.Ba3 Bd5 11.Rc1 e6 12.Nd5 ed5 (worse 12...cd5 13.Qb5 Kd8 14.Qb7+-) 13.Qe2 Kd7 14.Qg4 Kc7 15.Ne2 (15.c3 Re8 16.Kf1 Bd6–/+) 15...h5 (15...Re8 16.c3–/+) 16.Qg3 Bd6 17.Qb3 Rae8 18.Kf1 (18.b5 Nc5 19.Bc5 Bc5 20.Qg3 Kb6 21.bc6 h4 22.Qb3 Kc6–/+) 18...Qe7 19.Nd4 h4 (worse 19...Nb4 20.Bb4 Bb4 21.Rb1=+) 20.b5?? (better 20.Rb1–/+) 20...Ba3–+ 21.ba6 (21.Rb1 Bc5 22.bc6 Nb4–+ (22...Bd4?! 23.Qb7 Kd6 24.Qa6–+; 22...bc6?? 23.Qb7 Kd6 24.Nf5 Ke5 25.Ne7 Re7 26.Re1 Kf5 27.Re7 Be7 28.Qe7+-)) 21...b6 (21...Bc1?? 22.Qb7 Kd6 23.Nf5 Ke6 24.Ne7 (24.Qe7?? Re7 25.Ne7 Ke7–+) 24...Re7 25.Qc6 Kf5 26.g4 hg3 27.Qd5 Kg6 28.Qd3 f5 29.Qg3 Kf7 30.Rg1+-) 22.Qc3 (22.Qb1 Bc1 23.Qc1–+) 22…Bc1 (22...Bc1 23.g4 Rh6–+) 0–1. De Weerd,Jan – Van Damme,Henri, Antwerp league championship, 1983.

3.d3 e5 4.Nd2 (4.Nf3 d5 5.ed5 Bb4 (5...Qd5?! 6.a3=) 6.c3 Bd6–/+) 4...Be7 (4...d5 5.c3–/+) 5.Ne2 (5.Ngf3 0-0=+) 5...c6 (5...0-0 6.Bb2–/+) 6.f4 (6.g3 0-0=+) 6...Qb6 (6...0-0!?–/+) 7.Nc4=+ Qc7 8.a3 (8.g3 Nbd7 9.a3 Nb6=+) 8...b5 (8...Nbd7 9.g3=+) 9.fe5 (9.Ne3 0-0=+) 9...de5–/+ 10.Ne3 a5 11.Rb1 (11.Bd2 Ng4–/+) 11...ab4 12.ab4 Ra4 (12...Na6 13.Qd2–/+) 13.c3 0-0 14.Ng3 (14.g3 Na6 15.Bg2 Rd8–/+) 14...Rd8 (14...g6 15.Be2–/+) 15.Be2 (15.Nef5 Be6=+) 15...Na6 (15...g6 16.0-0–/+) 16.0-0=+ c5 (16...g6 17.Nc2=+) 17.bc5 Nc5 18.Qc2 (18.Nd5 Nd5 19.ed5 Ra2=+) 18...Be6 (18...Qa7!? 19.Rf3 Ra2–/+) 19.Rb5= Ra2 20.Rb2 Rda8 (20...Rb2 21.Bb2 Qa7 22.Ra1=) 21.c4 (21.Nef5 Rb2 22.Qb2 Bf8+=) 21...Rb2= 22.Bb2 Ra2 (22...Na4 23.Bc1=) 23.Qb1 (23.Be5 Qa7 24.Qc3 Bg4 25.Bg4 Ng4+-) 23...Qa7+= 24.Kh1 (worse 24.Be5 Ncd7 25.Bd4 Qd4 26.Qa2 Qe3 27.Kh1 Ne5–/+) 24...Nb3 25.Ngf5 (25.Nef5 Bf8 26.Rd1 Bf5 27.ef5 Nd4 28.Bd4 ed4+=) 25...Bc5 26.Be5 Nd2?? (26...Re2 27.Qb3 Be3 28.Ne3 A) 28...Re3?? 29.Bd4 Rd3 30.Qd3+- (30.Ba7?? Rb3 31.Re1 Bc4–+); B) 28...Nd7=) 27.Qa2!+- Qa2 28.Ra1 Qa1 29.Ba1 Nfe4 (29...Nb3 30.Bb2+-) 30.de4 Ne4 31.Bd4 (31.g4 Nd2+-) 31...Bd4 (31...Bf8 32.Kg1+-) 32.Nd4 Bd7 (32...Kf8 33.Kg1+-) 33.Bf3 Nc5 34.Nd5 Kf8 35.Kg1 Be6 (35...f6 36.Kf2+-) 36.Kf2 g6 (36...Ke8 37.Ne6 fe6 38.Nc3+-) 37.Ke3 Ke8 (37...Bd5 38.cd5 Nb7 39.Nc6+-) 38.Ne6 fe6 (38...Ne6 39.Nf6 Ke7 40.Nh7+-) 39.Nf6 (39.Nf6 Kf7 40.Nh7+-) 1–0. Pechac,Jergus (2440) – Boudry,William (1965), European U18 Teams Open, 2017. (=1.e4 d6 2.b4 Nf6)

3.f3 e5-/+ 4.d3 (4.Bb2 Be7-/+) 4...Be7 5.g3 (5.Nc3!?-/+) 5...d5-+ 6.Bb2 Bb4 7.c3 Ba5 8.Nd2 Bb6 9.Ne2 Nc6 10.Qa4 (10.Ba3 Be6 11.Nb3 de4 12.de4 Nd7-+) 10...0-0 11.ed5 (11.Bg2 de4 12.Ne4 Nd5-+ (12...Qd3?! 13.Rd1 Qa6 14.Qa6 ba6 15.Nf6 gf6 16.f4-+)) 11...Qd5 12.Nc1 (12.d4 ed4 13.0-0-0 Bd7-+) 12...Qc5 13.c4 (13.d4 ed4 14.cd4 Qf5-+) 13...Qf2 14.Kd1 Bd7 15.a3 (15.Qc2-+) 15...Nd4 16.Qb4 a5 17.Bd4 Bd4 18.Qb1 Ba4 19.Ncb3 Ba1 20.Qa1 Bb3 21.Kc1 Qe1 22.Kb2 Qd2 23.Kb3 a4 0-1. fantum bantum - Pawnhunter1 (2235),, 2015. (=1.e4 d6 2.b4 Nf6)

3.Nc3 Nc6

4.b5 Nd4 5.Bb2 e5 6.Bd3 Bd7 7.Nge2 Be7 (7...Ne6!?=) 8.Nd4+= ed4 9.Ne2 d5 10.e5 Ng8 (10...Ne4!?+=) 11.Bd4+/– c5 12.bc6 Bc6 13.0-0 Bd6?? (better is 13...Nh6+-) 14.ed6 Qd6 (14...Nf6 15.Ng3 Qd6+-) 15.Bg7 Nf6 16.Bh8 Kd7 17.Bf6 Qf6 18.c3 (18...h6 19.Re1+-) 1–0. Kuroro Lucifer – BIGAL 1971,, 2005.

4.Bb5 Bd7 5.a3 Nd4 6.Bd7 Qd7 7.Nf3 Ne6 (7...e5 8.0-0=) 8.0-0 0-0-0 9.d4 g6 (9...Qc6!? 10.Qd3 d5+/–) 10.d5 Ng7 11.Qd4 e5? (better is 11...Kb8+-) 12.Qa7 Qg4 (12...Qe8 13.Qa8 Kd7 14.Qb7+-) 13.h3 Qh5 14.Ng5 Rg8 15.Nf7 Re8 16.Qa8 Kd7 17.Qb7 h6 (17...Rd8 18.f4 ef4 19.e5 de5 20.Qc6 Ke7 21.Nd8+-) 18.Qc6 Ke7 19.Qc7 Nd7 20.f4 Kf7 21.fe5 (21.fe5 Nf5 22.e6 Kg7 23.ed7+-) 1–0. pierre – eqeby, internet, 2010.

4.Bb5 Bd7 5.Bc6 Bc6 6.d3 Bd7 7.Nf3.

3.Nc3 Nbd7

4.a3 e5 5.Nf3 Be7 6.Be2 0-0 7.0-0.

4.Bb2 a5 5.a3 ab4 6.ab4 Ra1 7.Ba1.

4.d4 e5 5.d5 Be7 6.Be3 0-0 7.Nf3.

4.Nf3 a5 5.ba5 Ra5 6.d4=.

4.Nf3 Nb6 5.Be2 c6 (5...g6 6.0-0+=) 6.0-0 Ng8? (better 6...g6!?+=) 7.d4+- e6 (7...Nf6 8.a4+-) 8.d5 (8.a4 d5 9.ed5 Bb4+-) 8...h6 (8...Nf6 9.dc6 bc6 10.Qd3+-) 9.dc6 (9.a4 cd5 10.ed5 Nf6+-) 9...bc6 10.b5 (10.Nd4 Ne7+-) 10...c5 (10...cb5!? 11.Nb5 a6+-) 11.a4+- a5 12.ba6! Ba6 13.Ba6 Ra6 14.Qe2 Ra8 (14...Qc8 15.a5 Nd7 16.Nb5+-) 15.Rd1 Nd7 (15...Be7 16.Bf4 Nc8 17.Nb5+-) 16.Nb5 Ngf6? (16...Qb8+-) 17.e5 Nd5 (17...de5 18.Ne5 Ne5 19.Rd8 Rd8 20.Nc7 Kd7+-) 18.Rd5! Nb6 (18...ed5 19.ed6 Decoy) 19.Nd6 Bd6 20.Rd6 (20.ed6?! Nd5 21.Qb5 Qd7 22.Qd7 Kd7 23.Ne5 Kc8 24.d7 Kb7 25.Nf7 Rhf8 26.d8N Rfd8 27.Nd8 Rd8+-) 20...Qc7 (20...Nd7 21.Be3 Qa5 22.Rad1+-) 21.Qb5 Nd7 22.Ba3 0-0 (22...Ke7 23.Rad1 Rhd8 24.Nd4 Ne5 25.Rd8 Qd8 26.Nf5 Kf6 27.Rd8 Rd8 28.Ne3+-) 23.Rd7 Qc8 24.Nd2 Rd8 (24...Ra5 25.Qa5 Qd7 26.Bc5+-) 25.Rd6 Rf8 (25...Qc7 26.Bc5 Rab8 27.Qc4+-) 26.a5 Rb8 27.Qc4 Qb7 28.a6 Qc7 29.Nb3 (better 29.Bc5 Rfc8 30.Ne4+-) 29...Qa5 30.Na5 Rfc8 31.Nc6 Rc6 32.Rc6 Kh7 (32...Rf8 33.Rc5 Rd8 34.Rc8 Kh7 35.Rd8 h5 36.a7 Kh6 37.a8Q Kg6 38.Qh4 f5 39.Rh8 f4 40.Qh5) 33.Qd3 (33.Qd3 Kg8 34.a7 Ra8 35.Rb1 Rd8 36.Qd8 Kh7 37.Qd3 g6 38.Qd7 Kg7 39.Qf7 Kf7 40.Rc7 Ke8 41.a8Q) 1–0. Panza (2690) – Ganja (1635),, 2005.

4.Nf3 e6 5.Rb1 d5 6.e5 Ne4 7.a3.

3.Nc3 e5

4.a3 a5 5.b5 Be7 6.Nf3 Nbd7 7.d4.

4.Bc4 c6 5.Bb2 d5 6.ed5 cd5 7.Bb5.

4.Nf3 d5 5.ed5 Bb4 6.Bb5 c6 7.dc6.

4.Nf3 d5 5.ed5 Bb4 6.Ne5 0-0 7.Bd3 Re8 8.f4 Bc5 (8...Nbd7 9.0-0 Ne5 10.fe5 Re5 11.Bb2 Nd5 12.Nd5 Rd5 13.Bc4=+) 9.Qf3 (9.Bb5 Bd7 10.Be2 Bf5=+) 9...Bg4 (better 9...Nbd7!?–/+) 10.Qg3= Nbd7 11.Ne4 (11.Kf1!? Ne5 12.fe5=+) 11...Ne4 (11...Bd4!? 12.Rb1 Ne5 (12...Be5?! 13.fe5 Ne5 14.0-0=+) 13.fe5 Re5–+) 12.Be4=+ f5 13.Ng4 (13.d6 Ne5 (13...fe4?! 14.Ng4 cd6 15.Bb2+=) 14.fe5 Bd4–+ (14...fe4?! 15.Qg4 cd6 16.Rb1–/+; 14...cd6?! 15.Bb2–/+)) 13...fg4 (worse 13...fe4 14.Rb1+-) 14.Qg4?? (14.d3 Nf6 15.Kf1 Ne4 16.de4 Re4 17.Bd2–+) 14...Nf6–+ 15.Qf5 (15.Qg5 h6 16.Qg6 Ne4 17.Bb2 Nf2 18.Be5 Re5 19.fe5 Qd5 20.Qh5 Nh1 21.c3 Qg2 22.0-0-0–+) 15...Ne4 16.Bb2 Ng3 17.Qe5 (17.Qe6 Re6 18.de6 Nh1–+) 17...Re5 18.Be5 Nh1 0–1. langelli – pcmvr, net–, 2017.

4.Nf3 Be7 5.Be2 0-0 6.a3 Nbd7 7.0-0 Re8 8.d4 ed4 9.Qd4 Ng4 10.Nd5 Bf6 11.Nf6 Qf6 12.Rd1 Nge5 (12...Qg6 13.Nd2=) 13.Ne5+= Ne5 14.f4 Ng4 15.h3 Qd4 16.Rd4 Nf6 17.Bd3 Bd7 18.Bb2 Rad8 (18...Bc6 19.Re1+=) 19.Rd1+/– Bc6 20.e5 Nd5 21.Kf2 (21.b5 Ne3 22.Rd2 Bd5+/–) 21...de5 22.fe5 g6? (better is 22...b5+-) 23.b5 Bb5 24.Bb5 c6 (24...Re5 25.c4 c6 26.Ba4+-) 25.Rd5! Rc8 (25...Rd5 26.Rd5) 26.Bc6 bc6 (26...Rc6 27.R1d2+-) 27.Rd7 c5 (27...a5 28.R1d6+-) 28.Ra7 c4 (28...Ra8 29.Ra8 Ra8 30.Rd5+-) 29.Bc3 Kf8 (29...Ra8 30.Rdd7 Ra7 31.Ra7 Kf8+-) 30.Rdd7 (30...Kg8 31.Rf7+-) 1–0. market (2285) – gilgamesh (1830),, 2002.

3.Nc3 g6

4.d4 Bg7 5.Nf3 0-0 6.Be2 Re8 (6...c5 7.dc5 dc5 8.Qd8 (8.bc5? Ne4 9.Ne4 Qd1 10.Kd1 Ba1–+) 8...Rd8 9.Rb1+= (9.bc5? Ne4 10.Ne4 Ba1–+).

4.d4 Bg7 5.Nf3 0-0 6.Be2 c6 7.0-0+= Qc7 8.Bf4 Nbd7 9.Qd2 e5 10.de5 de5 11.Bh6 Re8 12.Bg7 Kg7 13.Rad1 Nf8 14.Qd6 (14.Qe3 Ne6+=) 14...Qd6= 15.Rd6 Bg4 16.Rb1 Bf3 17.Bf3 Rad8 18.Rd8 Rd8 19.Rd1 Ra8 20.Be2 (20.Kf1 Ne6=+) 20...Ne6 21.Bc4 Nd4 22.f4 Nc2 23.fe5 Ng4 24.Bb3 Nb4 25.e6 Ne5 26.ef7 Nbd3 (26...Nf7 27.Rd7 Rf8 28.Rb7+-) 27.Na4 b5 28.Nc3 Nc5 29.Ne2 Nb3 30.ab3 Kf7 31.Kf2 a5 32.Ke3 a4 33.Kf4 Ke6 34.Nd4 Kf6 35.ba4 (35.Nc6 Nc6 36.Rd6 Ke7 37.Rc6 a3-/+) 35...ba4 (35...g5 36.Ke3 Ra4 37.Rf1 Kg6 38.Rc1 Ra3 39.Ke2 Ra2 40.Kf1-+) 36.Nc6 g5 37.Ke3 Nc6 38.Rd6 Ke5 39.Rc6 a3 40.Rc1 a2 41.Ra1 Ra3 (41...g4!?-+) 42.Kd2-/+ Ke4 43.Ke2? (43.Kc2 Ra6 44.Re1 Kd4-+) 43...Kd4 (43...g4 44.g3 h5 45.Kf2-+) 44.Kd2 g4 45.Kc2 Ke3 46.Kb2 Ra5 47.Kb3 Kf2 48.Kb4 Ra7 49.g3 (49.h4 Kg2 50.Kc3 g3-+) 49...Kg2 50.Kc5 Kh2 51.Kb6 Ra3 52.Kc5 Kg3 53.Kb4 Ra8 54.Kc4 Kf2 55.Kd3 g3 56.Kc3 g2 57.Kb3 g1Q 58.Ra2 Ra2 59.Ka2 Ke2 60.Kb3 (60.Kb2 Kd3 61.Kb3 Qb6 62.Ka4 Kc4 63.Ka3 Qb3) 60...Qc5 (60...Kd3 61.Kb4 Qb6 62.Ka4 Kc4 63.Ka3 Qb3) 61.Ka2 (61.Kb2 Qb4 62.Kc2 h6 63.Kc1 Kd3 64.Kd1 Qd2) 61...Qb4 62.Ka1 Kd2 63.Ka2 Kc2 64.Ka1 Qb2 (64...Qa5) 0-1. wojwys (2060) - plato46353 (2180),, 2021.

4.d4 Bg7 5.Nf3 0-0 6.Be2 Re8 7.0-0= e5 (7...c5 8.b5=) 8.de5+= de5 9.Qd8 Rd8 10.b5 Nbd7 (10...Bg4 11.Be3+= (worse is 11.Ne5 Be2 12.Ne2 Ne4–/+)) 11.Rd1 c6 (11...Re8 12.Be3+=) 12.bc6+/– bc6 13.Rb1 Bf8? (better is 13...Re8+/–) 14.Ne5!+- Be7 (14...Ne5 15.Rd8 Pinning (15.Rd8 Deflection)) 15.Nc6 (15.Nc6 Re8 16.Bf3+-) 1–0. pietrek – jola, rancho, 2009. (=1.e4 d6 2.b4)

4.d4 Bg7 5.Nf3 0-0 6.Bg5 a6=.

4.Nf3 Bg7 5.d4 Bg4 (5...0-0 6.Bc4=) 6.Rb1 (6.h3 Be6=) 6...0-0 (6...Nc6 7.Be2+=) 7.Be3 Nbd7 (7...Qd7 8.h3 Bf3 9.Qf3+=) 8.h3+= Bf3 9.Qf3 c6 (9...Nb6 10.Bd3+=) 10.Bd3 Qc7 (10...b5 11.a4 ba4 12.Na4+=) 11.0-0+/– e5 (11...a5 12.b5+/–) 12.b5 (12...ed4 13.Bd4+=). Benassi,Aspasio – Bernardo,Angelo, Orang–Utan Invitational, 2001.

4.Bb2 Bg7

5.Rb1 A) 5...Nc6 6.Bb5 (6.b5 Nd4 7.Bc4 Ne4 8.Ne4 d5 9.Bd3 de4 10.Be4 f5 11.Bd3+= –0.37; 6.a3 Nd4 7.Bc4 e5 8.Nge2 c6 9.Nd4 ed4 10.Ne2 Ne4 11.0-0= –0.22) 6...Bd7 7.Bc6 Bc6 8.d3 0-0 9.Nf3 Bd7 10.0-0 c6 11.a4= 0.00; B) 5...0-0 6.Nf3 (6.a3 c6 7.Nf3 b5 8.d4 a5 9.d5 ab4 10.ab4 Qb6 11.Bd3= 0.00) 6...a6 7.Be2 Nbd7 8.0-0 a5 9.b5 Nc5 10.d3 a4 11.a3= 0.25; C) 5...a6 6.Nf3 (6.Bc4 b5 7.Bb3 Nc6 8.Nd5 e6 9.Nf6 Bf6 10.Qf3 Bb2 11.Rb2= –0.12) 6...0-0 7.Be2 Nc6 8.a3 e5 9.0-0 d5 10.ed5 Nd5 11.Bd3= –0.03.

5.Bd3 Nc6 6.b5 Ne5 7.Be2 Be6 8.d4 Nc4 9.Bc4 Bc4 10.a4 c5 11.dc5 Ne4 12.Qf3? (12.Ne4 Bb2 Pinning (12...Bb2 Deflection; 12...Bb2 Clearance)) 12...Nc5 (12...Qa5 13.Ra3 d5 14.Nge2–+) 13.Nge2 Qa5 14.Ra3 (14.Qe3 0-0–+) 14…Qb4 (14...Qb4 15.Bc1 a6 16.ba6 Ra6–+) 0–1. Poetzsch,Dieter – Voss,EW, ICCF–Cup8 V131 corr, 1990.

5.d4 a5 6.a3 (6.b5 0-0= 7.Nf3 a4 8.Bd3 c5 9.0-0 a3 10.Bc1 cd4 11.Nd4= 0.09; 6.ba5 0-0 7.Nf3 c5 8.Rb1 Qa5 9.Qd2 Nc6 10.d5 Nd4 11.Bd3+= –0.44) 6...0-0 7.h3 (7.Nf3 ab4 (7...Bg4 8.Be2 ab4 9.ab4 Ra1 10.Ba1 c6 11.d5= 0.06) 8.ab4 Ra1 9.Ba1 c6= (9...Nc6 10.b5 Nb4 11.Qb1= 0.25) 10.Bd3 Qb6 11.Na2= –0.06; 7.Be2 ab4 8.ab4 Ra1 9.Ba1 c6 10.Nf3 Qb6 11.Qb1= –0.03) 7...ab4 8.ab4 Ra1 9.Ba1 (worse is 9.Qa1 Nc6–/+ 10.Nf3 Nb4 11.Qa4–/+ –0.84) 9...c6 (9...Nbd7 10.Nf3 c6 11.Be2= 0.09) 10.Nf3 Na6 (10...b5 11.Bd3= –0.09) 11.b5 Nb4 12.Be2 Bd7 13.e5 (13.bc6 bc6 14.0-0 Qc7=) 13...Ne8 14.0-0 Nc7 (14...Bf5 15.Qb1 Qa5 16.Bd1+=) 15.Qb1 Nbd5 16.Nd5 Nd5 17.Re1 Qa5 (17...Nf4 18.Bf1=) 18.Qb3 (18.bc6 bc6 19.Qc1 de5 20.Ne5 Bh6=) 18...Nf4 (18...de5 19.de5 Nf4 20.Bc3 Ne2 21.Re2 Qb5 22.Qb5 cb5 23.Bb4=) 19.Bf1 (19.Bc3 Qb6=) 19...cb5 20.Bc3 Qc7 21.ed6 ed6 22.Bd2 Ne6 23.c3 Qa5 24.Rb1+= Nc7 25.c4 Qb6 26.Be3 Ne6 27.c5+= dc5 ½–½. Burns,Chris – Cooper,D (2070), ch–NZL, Wanganui NZL, 2003. (=1.e4 d6 2.b4)

5.d4 Nbd7 6.Bd3 (6.Be2 a5 7.ba5 Ra5 8.Nf3 0-0 9.0-0 c6 10.Qd3 b5 11.a3= –0.06; 6.Nf3 0-0 7.Bd3 c5 8.bc5 dc5 9.e5 Nh5 10.Ne2 cd4 11.Bd4= 0.03) 6...a5 7.b5 0-0 8.Nf3 a4 9.0-0 c5 10.bc6 bc6 11.Rb1 +=.

5.Nd5 A) 5...e5 6.Bb5 (6.Nf6 Qf6 7.Nf3 0-0 8.Bc4 Be6 9.Qe2 Nc6 10.b5 Nd4 11.Nd4= –0.03) 6...c6 7.Nf6 Qf6 8.Be2 0-0 9.Nf3 a5 10.ba5 Qf4 11.d3= 0.00; B) 5...0-0 6.Nf6 (6.Bc4 Ne4 7.Bg7 Kg7 8.Qe2 Nf6 9.Nf3 Nd5 10.Bd5 a5 11.b5–/+ –0.72) 6...Bf6 7.Bf6 ef6 8.Bd3 d5 9.Ne2 de4 10.Be4 Qe7 11.Bf3= 0.00; C) 5...Nbd7 6.Nf3 (6.Qf3 c6 7.Nf6 Nf6 8.Be2 0-0 9.h3 e5 10.c4 Be6 11.a3+= –0.34; 6.Bc4 c6 7.Nf6 Nf6 8.Nf3 0-0 9.e5 Nd5 10.Bd5 cd5 11.0-0+= –0.34; 6.Rb1 0-0 7.Qf3 c6 8.Nf6 Nf6 9.Be2 e5 10.a3 Be6 11.d4+= –0.34) 6...0-0 7.Bd3 Nd5 8.Bg7 Kg7 9.ed5 Nb6 10.c4 a5 11.ba5= –0.22.

5.d4 0-0

6.a3 c5 7.Nf3 cd4 8.Qd4 Nc6 9.Qd3 Nd7 10.Rd1 Nde5 11.Ne5 =.

6.Bc4 Ne4 7.Ne4 d5 8.Bd3 de4 9.Be4 Nd7 10.Nf3 c5 11.a3 =.

6.Be2 c5 7.bc5 dc5 8.e5 Nfd7 9.e6 fe6 10.dc5 Qa5 11.Qd2 +=.

6.Nf3 Bg4 7.Be2 c5 8.a3 e6 9.0-0 Nc6 10.dc5 dc5 11.b5 =.

6.Nf3 Bg4 7.Be2 Nbd7 8.h3 Bf3 9.Bf3 e5 10.d5 Nb6 11.Qe2 c6 12.dc6 bc6 13.0-0-0 (13.Rd1 d5=) 13...Qc7 14.Kb1 Rfd8 15.g4 d5 16.g5 Ne8 (better is 16...de4!? 17.Ne4 Nfd5 18.Nf6 Bf6 19.gf6 Qb7=) 17.ed5+= cd5 18.Nd5 Nd5 19.Rd5 Rd5 20.Bd5 Rb8 21.a3 Nd6 (better is 21...a5!? 22.b5 Qd8+=) 22.Be5+/– Be5 23.Qe5 Re8 24.Qf4 Qc3?? (better is 24...a5+-) 25.Qd6 Re2 26.Rc1 Qa3 (26...Rf2 27.Qb8 Kg7 28.Qa7 Qd2+-) 27.Qd8 Kg7 28.Qf6 Kg8 29.Qf7 Kh8 30.Qf6 (30.Qg8) 1–0. usingprogram (1855) – vldikez, kurnik, 2011. (=1.e4 d6 2.b4)

3.e5 de5

4.Bb2 a6 5.Be5+= Bg4 (5...Nc6 6.Bc3 e5+=) 6.Be2 (6.f3 Bf5+=) 6...Be2 (better is 6...Qd5!? 7.Bf6 Qg2–+) 7.Ne2 (7.Qe2 e6 8.a3 Nc6=) 7...Nc6 (7...e6 8.a3 Nc6+=) 8.Bb2 (8.Bf6!? gf6 9.a3=) 8...Nb4–/+ 9.0-0 (9.Bf6 ef6 10.d4 Be7+=) 9...e6 10.a3 (10.Nec3 Bd6–/+) 10...Nbd5 (10...Nc6 11.Nf4–/+) 11.c4 Nb6 12.Qb3 Bc5 (12...Be7 13.d4–/+) 13.d4 Be7 14.Nd2 0-0 15.Ng3 (15.Rab1 Rb8–/+) 15...Rc8 (15...Qd7 16.Rad1–/+) 16.Nde4. gtate (1700) – crayormoru (1650), net–, 2002. (=1.e4 d6 2.b4)

4.Bb2 Nc6 5.a3 –/+.

4.Bb2 Nfd7 5.Nc3 e6 6.b5 c6 7.Nf3 Bc5 8.Bd3 0-0 9.0-0 f6 10.a4 Nb6 11.Qe1 Nd5 12.Qe4 g6 13.Qc4 Qe7 (13...b6 14.Ne4 Be7 15.Be2+=) 14.Ne4= Nd7 15.bc6 bc6 16.Nc5 Nc5?? (better is 16...Qc5 17.Qh4 Qd6=) 17.Ba3+- Ba6 18.Qa6! Na6 19.Be7 Ne7 20.Ba6 Rab8 21.Rfe1 1–0. pierre – ziuq, internet, 2011. (=1.e4 d6 2.b4)

4.Bb2 e6 5.Be5 (5.a3 a5–/+) 5...Bd6 (better is 5...Bb4 6.Nf3 Nc6–/+) 6.Nf3? (6.Bd6 Qd6 7.c3 e5+=) 6...Nbd7?? (better is 6...Be5!? 7.Ne5 Qd4 8.Nf7 Kf7–+) 7.d4 (7.Bd6 cd6 8.Be2 Nd5=) 7...b6 (7...Ne5!? 8.Ne5 Bb4 9.c3 Bd6–/+) 8.Bb5 Bb7 9.0-0 0-0 10.Bd7 Qd7+= 11.Nbd2 Be5 12.de5+= Nd5 13.Ne4 Rfd8 14.c4? Nb4–+ 15.Neg5 Nd3 16.Qc2 Bf3 17.Nf3–/+ Nb4 18.Qc3 c5 19.Rfd1?? Qe7 20.a3 Nc6 21.Qe3 Na5 22.Qe4 Nb3 23.Ra2?? Rd7 24.Rd7 Qd7 25.Qe3 Nd4 26.Rd2–/+ Nf3 27.gf3 Qe7 28.Qe4 Qg5 29.Kh1 Re8 30.f4 Qg4 31.f3 Qh3 32.Rg2 Rd8–+ 33.Qe2 Rd4 34.Qe3 Rd1 35.Rg1 Rg1 36.Kg1–/+ g6 37.a4. gtate (1700) – crayormoru (1650), net–, 2002. (=1.e4 d6 2.b4)

2.Nf3 Bg4

3.Bb2 e6 4.c4 Nf6 5.e3 c6 6.d4 d5 7.c5 Ne4 8.Be2 Bf3 9.gf3 Nf6 10.Nd2 g6 11.a4 Bg7 12.f4 Nbd7 13.Nf3 Ne4 14.h4 h5 15.Ng5 Ng5 16.fg5 0-0 17.Qc2 e5 18.de5 Be5 19.Be5 Ne5 20.f4 Nd7 21.Bd3 (better is 21.f5!? Qe8 22.Ra3=) 21...Qe7–/+ 22.Kf2 a5 23.b5 Nc5 (23...Qc5?! 24.Bg6 cb5 25.ab5 Qb5 26.Bh5+=) 24.Rac1 Nd3 25.Qd3 Rac8 26.Qc3 Qe4 27.bc6 Rc6 (27...Qa4?! 28.c7+=) 28.Qa5 Ra6 29.Qc3 Ra4 30.Qc2 Rfa8 31.Qe4 de4 32.f5 gf5 33.Kg3 Ra2 34.Rhf1 R8a5 35.Kf4? (35.Rb1 Re2 36.Rfe1 Re1 37.Re1 Rd5–/+) 35...Rb5 (better is 35...Rg2 36.Rg1 Rf2 37.Kg3 Rf3 38.Kh2 Re3–+) 36.Rc7?? (better is 36.Rb1 Rd5 37.Rbd1–/+) 36…Rg2 (36...Rg2 37.Rg1 Rg1 38.Rc8 Kg7 39.Rg8 Kg8 40.g6 Rg4) 0–1. Matveenko,Yury (2125) – Terenin,Leonid (2230), RUS–ch Seniors, 2009. (=1.Nf3 d6 2.b4 Bg4)

3.Nc3 Bf3 4.ef3 c6 5.Rb1 Nf6 6.Ne4 Nbd7 7.d4 Ne4 8.fe4 e5 9.Bc4 Qh4 10.Qf3 Nf6 11.de5 de5 12.0-0 b5 13.Bb3 (13.Bd3!?+=) 13...Qe4+= 14.Qc3 a5 15.a3 ab4 16.ab4 Bb4 17.Bf7 Kf7 18.Rb4 Qd5 19.f4 Rhe8 20.fe5 Re5 21.Rd4 Qc5 22.Qc5 Rc5 23.Rd7? (better is 23.Rd2–+) 23...Kg6 24.Rd6 Rc2 25.Rd3 Ne4 26.h4 (26.Ra3 Ra3 27.Ba3–+) 26...Raa2 27.h5 Kh5 28.g4 (28.Rh3 Kg6 29.Bf4 Rg2 30.Kh1 Rge2–+) 28...Kg6 (better is 28...Kg4 29.Rf4 Kg5 30.Rf1 Kh5 31.Bf4 Rg2 32.Kh1–+) 29.Re1 (29.Bf4 Rg2 30.Kh1 Rg4–+) 29...Rg2 30.Kh1 Nf2 (better is 30...Rh2 31.Kg1 Rag2 32.Kf1–+) 31.Kg2 Nd3 32.Kf1 Ne1 (32...Ne1 33.Ke1 Ra1–+) 0–1. Schuchardt,Heinz – Cerny,Thorsten, Schleswig Holstein–ch cand, 1992. (=1.Nf3 d6 2.b4 Bg4)

3.e3 e5 4.Be2 Nf6 5.d4 e4 6.Nfd2 Be2 7.Qe2 d5 8.a3 Bd6 9.c4 c6 10.Nc3 0-0 11.g3 a5 12.c5 ab4 13.Nce4 (13.Na2!? b3 14.Nc3–/+) 13...de4 14.cd6 Qd6 15.0-0 ba3?? (15...b5 16.Nb1–+) 16.Nc4 (16.Ba3 Ra3 17.Nc4 Re3 18.fe3= (18.Nd6?? Re2 19.Nb7 h6–+)) 16...Qd5?? (better is 16...Qe6 17.Ba3 Rd8–/+) 17.Ba3 Nbd7 18.Bf8 Rf8 19.Qa2 Qf5? 20.Nd6+- Qh3 21.f3 ef3 22.Rf3 c5 23.Nb7 cd4 24.ed4 Nb6 25.Rf6! gf6 26.Qf2 Nd5 27.Nc5 Rd8 28.Rf1 Qh6 29.Ne4 Kf8 30.Nf6 Nf6= 31.Qf6 Qf6 32.Rf6 Rd4 33.h4 Kg7 34.Rf2 h5 35.Kg2 Kg6 36.Rb2 f6 37.Rb3 Rd2 38.Kf3 Rc2 39.Rd3 Rb2 40.Kf4 Rb4 41.Ke3 Rg4 42.Kf3 Rc4 43.Re3 Rb4 44.Re4 Rb3 45.Re3 Rb4 46.Re4 Rb3 47.Kf4 Rb1 48.Kf3 Rf1 49.Kg2 Rb1 50.Re3 Rb2 51.Kf3 Rb4 ½–½. bluepiramid2 (1715) – mars2010, kurnik, 2012. (=1.Nf3 d6 2.b4)

3.h3 Bf3 4.ef3 e6 5.c4 c5 6.Bb2 (6.bc5 dc5 7.Bb2 Nc6=) 6...cb4+= 7.d4 d5 8.c5 Nc6 9.Bb5 Nge7 10.0-0 g6 11.a3 ba3 12.Ra3 Bg7 13.Nd2 0-0 14.Nb3 Qc7 15.Qd2 e5 16.de5 Be5 17.Be5 Ne5 18.Qf4 Rfc8 19.Ra4 a6 20.Rfa1 Rab8 21.Bf1 N7c6 (21...Nd7 22.Qb4–/+) 22.Qh6 Nd7 23.Rh4 Nf8 24.Rd1 Rd8 25.f4 f5 26.g4 Qg7 27.Qg7 Kg7 28.gf5 gf5 29.Rh5 Kg6 30.Rg5 Kf6 31.Bd3 Ne7 32.Nd4 Ne6 (32...Nfg6!? 33.Bf5 Nf4 34.h4–+) 33.Ne6–/+ Ke6 34.Rb1 Rg8 (34...Rdc8 35.Rb6 Rc6 36.Rc6 bc6 (36...Nc6?! 37.Bf5 Kf6 38.Bh7=) 37.Ba6 Ra8–/+) 35.Rb6+= Kf7 36.Kh2 Rg5 (36...Rg6 37.Rgg6 hg6 38.Ba6–/+) 37.fg5+= a5 38.Rb5 (38.Rf6 Kg7+=) 38...Nc6 (38...a4!?–/+) 39.Kg3 a4 40.Rb1 Nd4 41.Rb4 Ne6 42.c6 b5 (42...Ng5?? 43.Rb7 Ke6 44.Rb8+-) 43.Bf5 (43.Rb5 Rb5 44.Bb5 a3–+) 43...a3 (43...Ng5? 44.c7 Rg8 45.c8Q Rc8 46.Bc8 Ne4 47.Kf4+-) 44.Bb1 Ke7 45.f4 (45.Rh4 Rc8 46.Rh7 Kd6 47.h4 Rc6 48.Rb7 Rc3 49.Kg4–+) 45...Kd6–+ 46.h4 Kc5 47.Rb3 b4 48.c7 (better is 48.Re3 Nf8 49.h5–+) 48...Nc7 49.f5 Nb5 50.g6 (50.f6 Nd4 51.Re3 b3–+) 50...Nd4 51.g7 Nf5! (51...Nf5 52.Bf5 a2–+; 51...Nb3 52.f6 Rg8 53.Kf2=) 0–1. Michalek,C – Degenhardt,H, It open, 1992. (=1.Nf3 d6 2.b4)

3.Bb2 Bf3

4.ef3 Nc6 5.a3 e5 6.Bb5 a6 (6...Nge7 7.d4+=) 7.Bc6+/– bc6 8.d4 ed4 9.Bd4 Qe7 10.Qe2 Qe2 11.Ke2 Nf6 12.Bf6 gf6 13.Re1 Be7 14.Kf1 Kd7 15.Nd2 Rae8 16.c4 d5 17.cd5 (17.Re3 f5+/–) 17...cd5+= 18.Rad1 Bd6 19.g3 Re1 20.Re1 Re8 21.Re8 Ke8 22.Nb3 Be5 (22...Kd7 23.h4=) 23.a4 (23.Nc5 a5+=) 23...Bc3= 24.b5 ab5 25.ab5 d4? (better is 25...Kd7=) 26.Ke2+/– Kd7 27.Nc5 (better is 27.Kd3!?+/–) 27...Kd6+= 28.Ne4 Ke5 29.Nc3 (better is 29.Kd3!? Kd5 30.Nf6 (30.Nc3?! dc3 31.g4 Kc5+=) 30...Kc5 31.Nh7 Kb5 32.Ng5+/–) 29...dc3= 30.Kd3 c2?? (better is 30...Kd5=) 31.Kc2+- Kd4 32.g4?? (better is 32.Kb3+-) 32...Kc4+= 33.h4 Kb5 34.Kc3 c5 35.f4 Kc6 (35...f5 36.g5–/+) 36.f5 Kd5 37.f4?? (better is 37.Kd3–+) 37...Ke4 38.g5 Kf4 0–1. Fournier,Frederic (1980) – NN, jeu.europe–, 2013. (=1.Nf3 d6 2.b4 Bg4)

4.ef3 e5 5.d4 ed4 6.Bd4 Nc6 7.Bb2 (7.Bb5!?+=) 7...Qe7 8.Be2 0-0-0 (8...Nb4 9.0-0 0-0-0 10.Re1=) 9.0-0 (9.b5 Ne5+=) 9...f6 (9...Nb4 10.Re1=) 10.f4 (10.b5 Ne5+/–) 10...h5 (better is 10...Nb4!? 11.Bg4 Kb8=) 11.Re1 (11.Bh5?! Qe4 12.b5 Nb4+=) 11...Qd7 (11...Nb4 12.Bc4 Qe1 13.Qe1 Nc2 14.Qa5+-) 12.Bh5 (better is 12.b5 Nce7 13.a4+/–) 12...g6?? (better is 12...Nb4 13.Bf3 d5+=) 13.Bg4+- (13.Bg6?! Nb4 14.a3 Nc6+/–) 13...f5 14.Bf3 (better is 14.Bh8 fg4 15.b5+-) 14...Bh6?? (better is 14...Bg7 15.Bc6 bc6+/–) 15.b5 Nce7?? 16.Bh8 Bf4 17.c4 g5 18.g3 Be5 19.Be5 de5 20.Qd7 Rd7 21.Re5 g4 22.Bd5 Nf6 23.Nc3 Ng6 24.Re6 Rd6 25.Rd6 cd6 26.Re1 Kd7 27.Re6 Nd5 28.Rg6 Nc3 29.Rg7 Kc8 30.Rf7 Na2 31.Rf5 Nb4 32.Rf4 Nc2 33.Rg4 Na3 34.h4 Kd7 35.h5 Nc4 36.h6 Ke6 37.Rc4 Ke5 38.Rh4 (38.Rh4 a6 39.h7 Kd5 40.h8Q Kc5 41.Qd4 Kb5 42.Qd5 Kb6 43.Rh7 a5 44.Rb7 Ka6 45.Qc6) 1–0. decembernight – dragon194, kurnik, 2012. (=1.Nf3 d6 2.b4)

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