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1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be6

(...)

5.a3 c5 6.b5 (6.bc5!? Nbd7 7.Qa4=) 6...a6+= 7.a4 ab5 8.ab5 Ra1 9.Ba1 Nbd7 10.Nf3 Be7 11.Be2 h6 12.0–0 0–0 13.d3 d5 (13...Qc7 14.Nc3=) 14.Nbd2 (better is 14.Ne5!? Ne5 15.Be5+/–) 14...d4= 15.ed4 ed4 16.Bb2 Qa5 17.Qa1 Qd2?? (better is 17...Ra8+=) 18.Nd2+– 1–0. Fournier,Frederic (1935) – luistulio (1745), Active, 2009.

5.a3 c6 6.Nc3 Nbd7 7.d3 Be7 8.Be2 0–0 (8...a5 9.b5=) 9.Nf3= Ne8 (9...a5 10.b5=) 10.d4 f5 11.de5 (11.d5 cd5 12.Nd5 Nb6=) 11...Ne5 12.Ne5 de5 13.Qc2 Qc7 14.Rd1 Nd6 Black prepares e4 (14...a5 15.b5=) 15.Na4 Ne4 16.0–0 b6 (16...a5 17.c5 ab4 18.ab4=) 17.Bd3 Ng5 18.f4 e4 19.Be2 Nf7 20.Bh5 Rad8 21.Bf7 Bf7 22.Be5 Bd6?? (22...Qc8 23.Qc3 Rd1 24.Rd1=) 23.Bd6?? (23.Rd6 Rd6 24.c5+– (24.Bd6?! Qd6 25.Rd1 Qe6=)) 23...Rd6= 24.Rd6 Qd6 25.Rd1 Qe6 26.Nb2 Qf6 27.Rd2 Rd8 28.Qd1 Rd2 29.Qd2 Kf8 30.h3 h5 31.Qd4 (31.b5 Kg8=) 31...Ke7 (31...Qd4 32.ed4 a6 33.c5+=) 32.Qf6 (32.Qd2 g5=) 32...Kf6+= 33.h4 b5 34.c5 Bb3 35.Kf2 Ke6 36.Ke1 Kd5 37.Kd2 Ke6 (37...Bc4 A) 38.Nc4?? Kc4 (worse is 38...bc4 39.Kc3+–) 39.Kc2 g6–+; B) 38.Ke1+=) 38.Kc3 Ba2 39.Kd4 Bb3 40.g3 a6 41.Kc3 Ba4 42.Kd4 Bb3 43.Kc3 Ba4 ½–½. Holz auf der Heide,Gerhard (1965) – Pantusenko,Valeria, Leipzig VfB op, 2007.

5.a3 d5 6.Be5 Ne4 (better is 6...dc4!? 7.Qc2 Bd6 8.Bd6 Qd6=) 7.cd5+/– Bd5 8.d4 (8.d3 Nf6+/–) 8...Nc6 9.Bb5 (better is 9.Bf4+=) 9...Nc3? (better is 9...Qg5 10.Qf3 Nc3+=) 10.Nc3+– Bg2 11.Bc6?? (better is 11.d5 Bh1 12.dc6 bc6 13.Ba6+–) 11...Ke7?? (better is 11...bc6 12.Nge2 Bh1+=) 12.Bg2+– (12.Bg2 c6 13.d5+–) 1–0. rommeltdf (1800) – blackstrain, net–chess.com, 2002. (=1.a3 e5 2.b4 Nf6 3.Bb2 d6 4.e3 Be6 5.c4 d5)

5.a3 Qe7 6.d3 Nbd7 7.Nd2 0–0–0 8.d4 ed4 9.Bd4 a6 (9...Kb8 10.Qa4 c5 11.Bb2=) 10.b5 ab5 11.cb5 g6 (11...Kb8 12.Ngf3+=) 12.Qa4+/– Bg7 (12...Nc5 13.Qa7+=) 13.Qa8 Nb8 14.b6 (14.Rc1 h6+/–) 14...c6 15.Rc1 Bd5 (15...Rhg8 16.Ngf3+/–) 16.Ne2 (16.Ngf3!?+/–) 16...c5+= 17.Bb2 Bc6 18.Rd1 (18.Nf4 Rhe8 19.Nc4 g5+=) 18...Rhe8 (better is 18...Kd7!? 19.Qa5 Ke8=) 19.Nc4+/– h6 20.Nc3 (20.Nf4 Rd7+/–) 20...Ng4 Black gets strong initiative 21.Be2 (21.h3 Ne5 22.Na5 f5+/–) 21...Ne5+= 22.Ne5 Be5 23.0–0 Qh4 Threatening mate: Qxh2 24.h3 Qg5 (24...Kd7 25.Qa7=) 25.Bg4= f5 26.f4 Qe7 27.Bf5 gf5 28.fe5 Qe5 29.e4 Be4 (29...fe4 30.Rf7 Re7 31.Nb5 Bb5 32.Be5 Rf7 33.Bd6 Rd6 34.Rd6+–) 30.Rf2 Qg3 31.a4 (31.Ne4!? Re4 32.Rf3+= (32.Rf5 Re2 33.Rc5 dc5 34.Rd8 Kd8 35.Qb8 Qb8 36.Bf6 Kd7 37.Bg5 Qg3 38.Bh6 Qg2)) 31...Rg8–/+ 32.Ne4 fe4 33.Rdd2 (better is 33.a5 Rdf8 34.Rfd2–/+) 33...Rdf8–+ 34.a5 Rf2 35.Rf2 e3 Threatening mate... how? 36.Re2 Qh3 37.a6 Do you see the mate threat? 37...ba6 38.Qd5 Qg3 39.Bc1 Rd8 40.Re3 White gets kings attack 40...Qg7 41.Rd3 Qf6 42.Bd2 Rd7 43.Rf3 Threatening mate... how? 43...Qg7 44.Bc3+– Threatening mate: Bxg7 44...Qe7 45.Rg3 Qe8 46.Rg8 Do you see the mate threat? 46...Qg8 47.Qg8 Kb7 48.g4 Nc6 49.Qd5 Kb6 (49...Kb6 50.Kf2 Rd8+–) 0–1. orane (2000) – Vargas5 (1620), Live Game Caissa's Web, 2004.

5.a3 Be7 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4 Be6).

5.a4 a5 6.b5 Be7 (6...Nbd7 7.Nf3 Nb6 8.d3 Be7 9.Be2 Nfd7=) 7.d4 ed4 8.Bd4 0–0 9.Qf3 c6 +=.

5.a4 b6 6.b5 Nbd7 7.Nf3 Be7 8.Nc3 (8.d4 ed4 9.Nd4 0–0=) 8...0–0+= 9.Be2 Qb8 (9...e4 10.Nd4=) 10.d3 Qb7 (10...a6 11.0–0=) 11.a5 (11.0–0 a6=) 11...h6 (11...a6!?=) 12.a6 Qc8 13.Rc1 Nc5 14.h3 (14.0–0 Re8+=) 14...e4 (14...c6 15.0–0=) 15.de4+= Nfe4 16.Ne4 Ne4 17.Bd3 Nc5 18.Be2 (18.0–0 Nd3 19.Qd3 Re8+=) 18...c6 (18...Ne4 19.0–0+=) 19.Nd4 cb5 (19...Bf6 20.Nc6 Bd7 21.Bf6 Bc6 22.Qd6 gf6 23.Qc6 Qc6 24.bc6+–) 20.cb5+/– Qd7 21.Ne6 Ne6 (21...fe6!? 22.0–0 Bf6 23.Bf6 Rf6=) 22.Bf3 Qb5 23.Ba8 Ra8 24.Bc3 (24.Qf3!? d5 25.Bc3+/–) 24...Qa6+= 25.Qe2 (25.Qf3 Rc8 26.Kd2=) 25...Qe2+= 26.Ke2 Rc8 27.Bd4 (27.e4 d5 28.ed5 Nf4 29.Kf3 Nd5=) 27...Rc1 (27...Nd4 28.ed4 Re8 29.Kd3=) 28.Rc1 Nd4 29.ed4 f5 30.Rc7 Bf6 31.Ra7 (31.Kd3 a6+=) 31...Bd4= 32.g4 b5 (32...fg4!? 33.hg4 Kh7=) 33.Rb7 fg4 (33...h5 34.gf5 d5 35.Rb5+–) 34.hg4+/– Kh7 35.Rb5 Kg6 36.f4 Bc5 37.Rb7 Kf6 38.Kd3 g5 39.f5 Ba3? 40.Rh7+– Bb2 41.Rh6 Kg7 42.Rd6 Be5 43.Rg6 Kf7 44.Rg5 Bf6 45.Rg6 Bd8 46.Ra6 Bg5 47.Kd4 Bf6 48.Rf6! Kf6 49.Kd5 Kg5 50.Ke6 Kg4 51.f6 Kg5 52.f7 Kg6 53.f8Q Kh7 54.Qf1 Kh8 55.Qg1 1–0. Rush,Bradley – Fernandez,John, IECG, 1995.

5.a4 d5 A) 6.cd5 Nd5 (6...Bd5 7.Be5 Bb4 8.Nc3 Bc3 9.Bc3 Nbd7+=; 6...Qd5 7.Nf3 e4 8.Nc3 Qd7 9.Ne5 Qd6=) 7.Be5 Nc6 8.Bb5 Ndb4 9.Nf3 a6+=; B) 6.c5 e4 7.a5 a6 8.Ne2 Nc6 9.Ra4 Be7+=.

5.a4 Be7 A) 6.a5 0–0 (6...e4 7.Qa4 Bd7 8.Qb3 0–0 9.d3 Na6=; 6...Bf5 7.Nc3 Qd7 8.b5 a6 9.d4 ed4=) 7.Nf3 Bg4 8.d3 d5 9.c5 Na6+=; B) 6.Nf3 Bf5 (6...0–0 7.Be2 Nc6 8.b5 Na5 9.Qc2 Bg4=; 6...Nc6 7.b5 Na5 8.Qc2 0–0 9.d4 e4=) 7.Be2 Na6 8.Bc3 0–0 9.0–0 Ne4=.

5.Qa4 Qd7 6.b5 Be7 7.Nc3 0–0 8.e4 c6 9.Be2 cb5 10.cb5 d5 11.f3 de4 12.Ne4 Ne4 13.fe4 f6 14.Nf3 Bc5 15.Bc4 b6 16.Be6 Qe6 17.Qb3 Qb3 18.ab3 Nd7 19.Ke2 Rf7 20.d4 ed4 21.Nd4 Re7 22.Nc6 Re4 23.Kd3 Re3 24.Kc4 Ne5 25.Ne5 fe5 26.b4 Re4 27.Kd5 Rb4 28.Ba3 Rb5 29.Kc6 Ra5 30.Bc5 Rc5 31.Kb7 Rac8 32.Ka7 b5 33.Kb6 b4 34.Rab1 Rc4 35.Kb5 R8c5 36.Ka4 Rc2 37.Kb4 Rd5 38.g3 h6 39.Rbc1 Rb2 40.Kc4 Rdd2 41.Rce1 Rh2 42.Rh2 Rh2 43.Re5 Rg2 44.Re3 Kh7 45.Kd5 Rf2 46.Ke4 g5 47.Ke5 Kg6 48.Rc3 Re2 49.Kd4 Kf5 50.Rc6 h5 51.Rc8 Kg4 52.Kd3 Rg2 53.Rc4 Kh3 54.Rc5 Rg3 55.Ke2 h4 56.Kf2 g4 57.Rc1 Rf3 58.Kg1 Rd3 59.Rf1 Kg3 60.Kh1 h3 61.Rg1 Kh4 62.Kh2 Rd2 63.Kh1 g3 64.Re1 Kg4 65.Re4 Kf3 66.Re1 Rf2 67.Rg1 g2 68.Kh2 Rf1 69.Kh3 Rg1 70.Kh2 Rh1 0–1. hen4daleko – cichy440, internet, 2014.

5.Qa4 Bd7 6.b5 a6 7.Nc3 ab5 8.Qa8 b4 9.Nd5 Nd5 10.cd5 Be7 11.Qb7 0–0 12.Nf3 c6 13.dc6 Bc6 14.Qb4 d5 15.Qg4 f5 16.Qh3 Bd6 17.Be2 Qf6 18.0–0 Bd7 19.Qh4 Qh4 20.Nh4 g5 21.Nf3 g4 22.Ne1 Be6 23.Nd3 e4 24.Ne5 Be5 25.Be5 Nc6 26.Bf4 d4 27.Rfc1 Bd5 28.Rc5 Rd8 29.Bc4 Bc4 30.Rc4 Na5 31.Ra4 Nc6 32.Rc1 Ne7 33.Be5 de3 34.de3 Ng6 35.Bc7 Rc8 36.Rd4 Kf7 37.Rd8 Rd8 38.Bd8 1–0. hen4daleko – dexterm0rg4n, internet, 2014.

5.Qa4 Nbd7 6.Nc3 Be7 7.Be2 0–0 8.Nf3 h6 9.d4 ed4 10.Nd4 c6 11.Ne6 fe6 12.0–0 Nh7 13.Rfd1 Ne5 14.f4 Ng6 15.b5 c5 16.g3 Nf6 17.Bf3 Qc7 18.Qb3 e5 19.Nd5 Nd5 20.Bd5 Kh8 21.Be4 Rf6 22.f5 Nf8 23.Rf1 Nh7 24.h4 Raf8 25.g4 R6f7 26.a4 Bh4 27.a5 Ng5 28.Bd5 Re7 29.b6 ab6 30.ab6 Qd7 31.Ra7 Rb8 32.Bc3 Qd8 33.Be1 Be1 34.Re1 Rd7 35.Rf1 Qf6 36.Bc6 Re7 37.Bd5 Nf7 38.Qd1 Nd8 39.Kg2 Qg5 40.Kf3 Nc6 41.Rh1 Na7 42.Rh5 Qf6 43.ba7 Ra8 44.Qa1 e4 45.Be4 Qa1 46.g5 Qd1 47.Kf4 Qh5 48.gh6 Qh6 49.Kf3 Ra7 50.f6 Qf6 51.Kg4 Re4 1–0. hen4daleko – marek0458, internet, 2014.

5.b5 d5 6.cd5 (6.Nf3 e4 7.Nd4 Bg4=) 6...Qd5+= 7.Nf3 e4 (7...Nbd7 8.Nc3 Qd6 9.Ng5=) 8.Nc3+= Qf5 (8...Qh5 9.Nd4 Bg4 10.Qc2+=) 9.Nd4 Qg4 (9...Qe5 10.Ne6 Qe6 11.d3+=) 10.Qg4 (10.h3 Qd1 11.Rd1 Bd7+=) 10...Bg4+/– 11.Be2 (better is 11.Ne4 Ne4 12.f3+=) 11...Bc5? (better is 11...Be2 12.Ke2 a6=) 12.Ne4!+– Be2 (12...Ne4 13.Bg4) 13.Nf6 (13.Nc5 Bc4 14.d3 Bd5+–) 13...gf6 14.Ne2 Nd7 (14...Rg8 15.Ng3+–) 15.Nc3 (15.d4 Bd6+–) 15...0–0–0 (15...Rg8 16.Nd5 0–0–0 17.Kf1+– (worse is 17.Bf6 Nf6 18.Nf6 Rg2+/–)) 16.d4 Bb4 (16...Bd6 17.Ne4+–) 17.0–0 (17.a3 Ba5+–) 17...Rhg8 18.Rac1 (18.Nd5 Bd6+–) 18...Rg7 (18...Rg5 19.Rb1+–) 19.Nd5 Ba5 (19...Bd6 20.Rc3 Nb6 21.Nb6 ab6 22.Rfc1+–) 20.a4 (20.Bc3 Bb6+–) 20...Rg5 (20...Nb6 21.Nb6 (21.Rc7?! Kb8 22.Nb6 Kc7+/–) 21...Bb6 22.Bc3+–) 21.Ne7 Kb8 22.Ba3 (better is 22.e4!?+–) 22...Nb6+/– 23.Rc2 (better is 23.e4!?+/–) 23...Na4= 24.Rb1 Nb6 (better is 24...Nc3 25.Rb3 Ne4+/–) 25.Nc6?? (better is 25.Bc5 Nd7 26.f4+/–) 25...bc6+= 26.bc6 (26.Rc6 Rdg8 27.g3+=) 26...Rdg8= 27.g3 (better is 27.f4 R5g6 28.Bc5=) 27...h5?? (better is 27...Ka8!?–/+) 28.Ra2 (28.Bc5!?+/–) 28...h4+= 29.Bc5 Bc3 30.Rb3 Be1+= 31.Kf1 Bf2 32.Rf2 hg3 33.hg3 Rg3 34.Rf6 Rg1 35.Ke2 Kc8? 36.Bb6 ab6 37.Rf7 Kb8 38.d5 R8g2 39.Kf3 Ra2 40.Rf8 Ka7 41.Rf7?? Rf1–+ 42.Kg4 Rf7 43.Kg3 Raf2 44.Ra3 Kb8 45.e4 R2f6 46.Kg4 Rf1 47.Kg5 Rg1 48.Kh6 Rf2 49.Rh3 Rf8 50.Kh7 b5 51.e5 b4 52.d6 Rgg8 53.Rb3? Rg4 54.d7–/+ Rd8 55.e6 Re4 56.Rb4 Rb4 57.e7 Rh4 58.Kg7 Rh7?? 59.Kh7+– 1–0. Cornacchini,Gabriele – Venturas,Bob, IECC, 2000.

5.b5 Be7 6.Nf3 h6 7.Qc2 Nbd7 8.a4 Rc8 9.d4 ed4 10.ed4 d5 11.c5 c6 12.Bd3 Qc7 13.0–0 0–0 14.Nbd2 Nh5 15.Rfe1 Rfe8 16.Bf5 Bf5 17.Qf5+= Nhf6 18.Bc3 g6 19.Qd3 Qf4 20.h3 Bf8 21.g3 Qc7= 22.Ne5 Kg7 23.Ndf3 Ne4 24.Re4 de4=+ 25.Qe4 Nf6 26.Qh4 Nd5 27.Bd2 h5 28.Re1 Kg8 29.g4 hg4 30.Ng4 Re1–/+ 31.Be1 Qf4 32.Nfe5 Bg7 33.f3?? Qd4–+ 34.Bf2 Qa1 (34...Qa1 35.Kg2 Be5 36.Ne5 Qe5–+) 0–1. Merkl – Straeussl, Manding tt, 1990.

5.b5 g6 6.Nf3 Bg7 7.d4 ed4 8.ed4 0–0 9.Bd3 Re8 10.0–0 d5 11.c5 c6 12.a4 Nbd7 13.Nc3 Bg4 14.a5 (better is 14.h3!? Bf3 15.Qf3+=) 14...Ne4+= 15.Ra4 (15.Re1 Nc3 16.Bc3 Nc5 17.bc6 Re1 (17...Nd3?! 18.Re8 Qe8 19.cb7=) 18.Be1 Bf3 (18...Nd3?! 19.cb7 Rb8 20.Qd3=) 19.Qf3 bc6–/+ (19...Nd3?! 20.Qd3 bc6 21.Bb4+=)) 15...Nc3 (better is 15...Bf3!? 16.Qf3 Nd2–/+) 16.Bc3+= Nc5 17.dc5 Bc3 (better is 17...Bf3 18.Qf3 Bc3 19.bc6 bc6 20.Bg6 fg6 21.Qc3 Rb8=) 18.Rg4+– Ba5 19.Ra4 Bc3 20.Nd4 (20.Qb3 Qf6+–) 20...Qf6+/– 21.Bc2 (21.Ne2+/–) 21...Re5? (21...a5 22.Bb3+/–) 22.Qf3 (better is 22.bc6!? bc6 23.Ra6+–) 22...Qf3+/– 23.Nf3 (23.gf3?! Rg5 24.Kh1 Bd4 25.Rd4 cb5+=) 23...cb5? (better is 23...Re6 24.Bd3 cb5 25.Bb5 a6+/–) 24.Ne5?? (better is 24.Ra3 b4 25.Rc3 bc3 26.Ne5+–) 24...ba4+= 25.Nd3 a3 26.Bb3 Re8 27.Nc1 d4–/+ 28.Ba2 Re5 29.Rd1 Rc5–+ 30.Ne2 b5 31.g3 a5 32.Nd4 Bd4 33.Rd4 Rc2 34.Rd5 Rb2 35.Rd8 Kg7 36.Bd5 a2 37.Ba2 Ra2 38.Rb8 b4 39.Rb5 Kf6 40.Kg2 Ke6 41.h4 Ra3 42.Rb6 Kd5 43.Rb5 Kc4 Black plans b3 44.Rb7 Kb3 45.Rf7 Ka2 46.h5 gh5 47.f4 b3 48.Rd7 b2 (48...b2 49.Rd1 Rb3–+) 0–1. Meyer,Ingo (2235) – Holzinger,Martin, Vienna op–C, 2003.

5.Qc2 a6 6.Bd3 g6 7.Nc3 c6 8.a4 Bg7 9.h3 Nbd7 10.Nf3 d5 11.Ng5 Qe7 12.Ne6 Qe6 13.0–0 0–0 14.b5 dc4 15.Be2 Rfd8 16.Bf3 Nc5 17.Rfb1? (better is 17.bc6 bc6 18.Rab1–/+) 17...Nb3–+ 18.Rd1 Na1 19.Ba1 Qd7 (19...ab5 20.ab5 e4 21.Be2–+) 20.Ne4? (20.bc6 bc6 21.Be2 Qe6–+) 20...Qd3 (better is 20...ab5 21.ab5 cb5 22.Be5 Ne4 23.Qe4 Re8–+) 21.Qd3 Rd3 22.Nc5 Ra3 23.Be5 ab5 24.ab5 cb5 25.Bb7 Rd8 26.Ba6? (better is 26.Bc7 Re8 27.Rb1–+) 26...Rd5 27.Bd4 Ra5 (better is 27...Rc5 28.Bc5 Ra6–+) 28.Bb7 Rg5 29.Bf6 Rc5 (29...Bf6?! 30.Ne4 Kg7 31.Ng5 Bg5 32.Bd5+=) 30.Bg7 (30.Be7 Re5 31.Bb4 Ra4–+) 30...Kg7 31.Kf1 Rc7 32.Bd5 Rca7 33.Ke2 Ra1 34.Bc6 (34.Ra1 Ra1 35.e4 Rc1–+) 34...b4 35.Ra1 Ra1 36.Bd5 Rc1 Black plans c3 37.d3 c3 38.Bb3 Rb1 39.Bc2 Rb2 40.Kd1 Ra2 41.d4 Kf6 42.Kc1 (42.e4–+) 42...Ra1 43.Bb1 b3 44.d5 c2 45.d6 Rb1 46.Kd2 c1Q 47.Kd3 Qd1 48.Ke4 Qd6 49.Kf3 Qd5 50.Ke2 Rb2 51.Ke1 Qd2 52.Kf1 Rb1# (52...Qf2#) 0–1. madik – pcatters, gameknot.com, 2009.

5.Qc2 Nbd7 6.d4 ed4 7.ed4 c6 8.Nf3 a5 9.a3 ab4 10.ab4 Ra1 11.Ba1 d5 12.c5 Qa8 13.Bb2 Ne4 14.Bd3 f5 15.0–0 Be7 16.Nbd2 0–0 17.Ra1 (worse is 17.Ne4 fe4 (worse is 17...de4 18.Bc4 Bd5 19.Ra1+=) 18.Be4 de4 19.Qe4 Qa2–/+; worse is 17.Be4 fe4 18.Ne5 Qa6 19.Nd7 Bd7+=) 17...Qb8 18.b5 Ndf6 19.Ne5 Nd2 20.Qd2 Ne4 21.Qa5 Bf6 22.Qb6 Bd8 23.Qa7 Bf6 24.Qb6 (24.bc6?! bc6 25.Qb8 Rb8+=) 24...Bd8 25.Qa7 Bf6 26.Qb6 (26.bc6?! bc6 27.Qb8 Rb8+=) ½–½. madik – irade92, gameknot.com, 2009.

5.Qc2 Be7 6.Nf3 Nc6 7.a3 0–0 8.Be2 Qd7 9.h3 Bf5 10.Qb3 Rfe8 11.Nc3 Be6 12.Nd5 Nd8 13.Ne7 Qe7 14.d4 ed4 15.Nd4 (worse is 15.ed4 Bh3 16.0–0 Bf5+= (16...Qe2?! 17.Rae1 Bg4 18.Re2 Re2 19.d5+=)) 15...Bd7 16.Bd3 Nc6 17.Nf5 Qd8 18.0–0 Ne5 19.Bc2 Qc8 20.Ng3 Bh3 21.Be5 (worse is 21.gh3 Qh3 22.Be5 Ng4 23.Bh7 Kh8 24.Bg7 Kg7 25.Qb2 Kh7–/+) 21...Re5 22.gh3 Qh3 23.Qd3 (better is 23.Bd1!?+=) 23...Ng4+= 24.Qh7 Qh7 25.Bh7 Kh7 26.Kg2 a5 27.Rh1 Kg8 28.Rh4 Nh6 29.b5 c6 30.bc6 bc6 31.Rb1 Nf5?? (better is 31...Rg5+=) 32.Nf5+– Rf5? (32...g5 33.Nh6 Kg7+–) 33.Rbh1 (33.Rbh1 f6 34.Rh8 Kf7 35.Ra8+–) 1–0. orangutanb4 (2025) – m3o (1955), internet, 2011.

5.Nc3 b6 6.Nf3 Be7 7.Qc2 c5 8.b5 a6 9.Be2 Bd7 10.a4 Be6 11.h3 Qc7 12.Ng5 h6? (better is 12...Bc8!?+=) 13.Ne6+/– fe6 14.Qg6 Kf8 15.Bf3 Ra7 16.0–0 Qc8 17.Ne4 Qe8 18.Qe8 Ke8 19.Ng3 Nbd7 20.Bc6 Kd8 21.a5 Kc7 22.ab6 Kb6 23.Bc3 Kc7 24.Bd7 Kd7 25.Ra6 (25.ba6?! Rha8=) 25...Ra6 26.ba6 Ra8 27.Ra1 Kc6 28.a7 Kb7 29.d4 ed4 30.ed4 Ra7 31.Ra7 (better is 31.Re1!? Ra3 32.Re6+/–) 31...Ka7+= 32.Kf1 (32.dc5 dc5 33.Kf1 Kb6+=) 32...cd4 33.Bd4 Kb7 34.Ke2 Kc6 35.Kd3 g6 36.f4 d5 37.Bf6 Bf6 38.Ne2 Kc5 39.cd5 ed5 40.g4 Kd6 41.Nc1 d4 (41...Bb2 42.Nb3=) 42.Nb3 Kd5 43.Nd2 Bd8 44.Nf3 Bf6 45.Nd2 Bh4 46.Ne4 Be1 47.Nf6 Ke6 48.Ne4 Kd5 ½–½. combijack (1755) – mcclurga (1745), gameknot.com, 2010.

5.d3 d5 6.c5 Nc6 7.b5 =.

5.d3 Nbd7 6.Be2 (6.Nf3 d5 7.a3 Bg4=) 6...g6 (6...d5!? 7.c5 a5+=) 7.Nf3= Bg7 8.Nbd2 0–0 (8...a5 9.b5=) 9.Ng5 (9.0–0 a5=) 9...Qe7 (9...a5 10.Ne6 fe6 11.b5=) 10.h3 (10.Ne6 fe6 11.Bf3 a5=) 10...a6 (10...c5 11.Ne6 fe6 12.a3=) 11.Bf3 Rab8 (11...c6 12.Ne6 fe6 13.0–0=) 12.Nb3 (12.Ne6 fe6 13.0–0 c5=) 12...b5 (12...d5!? 13.c5 Bf5=) 13.Na5+= bc4 (13...Rb6!? 14.Nc6 Qe8 15.Ne6 Qe6+=) 14.Nc6+/– Qe8 15.Nb8 Qb8 16.a3 (16.Ne6 Qb4 17.Qd2 Qd2 18.Kd2 fe6 19.dc4 Nb6+=) 16...cd3 17.Ne6 (17.Qd3 Nc5 18.Qc2 Bb3+/–) 17...fe6 18.Qd3 Ne8? (18...e4 19.Be4 Ne4 20.Qe4 Bb2 21.Qe6 Rf7 22.Rb1 Bc3 23.Kf1 Qb5 24.Kg1–+) 19.Bc6 (better is 19.Qa6 Nef6 20.Qc6+–) 19...e4+/– 20.Qc2 Bb2 21.Qb2 Ne5 (21...Nc5 22.0–0 Nd3 23.Qc3+/–) 22.Be4+– Nf6 (22...c5 23.Rc1+–) 23.Bc2 (23.Qc2 c5 24.bc5 Ne4 25.Qe4 Qb2+–) 23...Nd5 (23...Qb7 24.Qb3 Nd5 25.Be4+/–) 24.0–0 (24.Qd4 Qb6+–) 24...c5+/– 25.Bb3 (25.Be4 Nf6 26.Bc2 Nd5+/–) 25...c4 26.e4 (26.Bc2 c3 27.Qc1 Qb5+/–) 26...Nf6 (26...Nf4 27.Bc2+/–) 27.f4 (27.Bc2 Nh5+/–) 27...Nd3 (27...Qb6 28.Kh2 Nd3+–) 28.Qd4 d5 (28...cb3 29.Qd3 Qb6 30.Kh2+–) 29.ed5 ed5? (better is 29...cb3 30.Qd3 Qb6 31.Kh2 b2+–) 30.Bc4! Nf4 (30...dc4 31.Qc4) 31.Rf4 (31.Qf4?! Qf4 32.Rf4 dc4 33.Rc4 h6+–) 31...dc4 32.Rf6 (32.Rf6 Rf6 33.Qf6 Qa7 34.Kh1+–) 1–0. Faas,Dominik – Pick,Dieter, Saarland–chC, 1993.

5.d4 c6 6.Nc3 Na6 (6...ed4 7.Qd4 Nbd7 8.Nf3=) 7.a3 (better is 7.b5 ed4 8.ed4=) 7...b6 (7...ed4 8.Qd4 c5 9.bc5 Nc5 10.Nd5=) 8.Be2 (8.d5 Bf5+/–) 8...Be7 (8...ed4 9.ed4 Nc7 10.Nf3+=) 9.de5 (9.Nf3 ed4 10.Nd4 Nb8+/–) 9...de5+= 10.Nf3 Nd7 (10...Qc7 11.Qa4 Nb8 12.Nd5 Bd5 13.cd5+=) 11.0–0 (11.Ne4 f6+/–) 11...Nc7 (11...0–0 12.Qa4 Nab8 13.Rfd1+=) 12.Ne4 (12.Qa4 0–0+/–) 12...0–0 (12...f6!?+/–) 13.Ne5+– Ne5 14.Be5 Bf5 (14...f5 15.Ng3+–) 15.Ng3 (15.Qd8 Bd8 16.Nd6 f6+–) 15...Bg6 (15...Bd7 16.Ra2 Qc8 17.Rd2+–) 16.Qb3 (16.Bf3 Rc8+–) 16...Bf6 (better is 16...Ne6+–) 17.Rad1 Qe7 18.Bd6 Qd8 19.Bf8 Qf8 20.Bf3 Qe8 21.Rd6 Be5 (21...Qe7 22.Rfd1 Be5 23.Rd7+–) 22.Bc6 Qe7 (22...Qf8 23.Rd7 Rd8+–) 23.Rd7 Qe6 (23...Qf8 24.f4 Rd8 25.Rd8 Qd8 26.fe5+–) 24.Rc7 Bc7 25.Ba8 b5 (25...Bg3 26.fg3 b5 27.Bd5 bc4 28.Be6 cb3 29.Bb3+–) 26.Bd5 Qd7 27.c5 (27.cb5 Qb5 28.Rc1 Qd7+–) 27...a5 (27...Qe8 28.Rc1+–) 28.e4 (28.ba5 Ba5 29.c6 Qe7+–) 28...a4 (28...ab4 29.ab4 h6 30.f4+–) 29.Qd1 (29.Qd3 Qe8+–) 29...Qe7 (29...h6 30.Qd3+–) 30.Re1 (30.f4 h5+–) 30...Be5 (30...Qe8 31.Qf3+–) 31.Nf5 (31.Bc6 h5+–) 31...Qg5 (31...Qc7 32.Nd6!+–) 32.Qd3 Qf4 (32...h6 33.Qb5 Qd2 34.Qe8 Kh7 35.Rf1+–) 33.Qg3 (33.g3!? Qg5+–) 33...Qd2 34.Qe3 Qb2 35.Ne7 Kf8 36.Ng6 fg6 (36...hg6 37.Qf3 f6+–) 37.c6 Bd4 38.Qf3 Ke7 39.Qf7 1–0. Loulou – Holodoc, playchess.de, 2003.

5.d4 e4 6.Nd2 (6.d5 Bd7=) 6...d5+= 7.cd5 (7.Qa4 Qd7 8.b5 dc4 9.Nc4 Be7=) 7...Bd5 8.a3 Nbd7 (8...a5 9.b5=) 9.Ne2= Bd6 10.Nc3 c6 11.Nd5 cd5 12.f3 (12.Be2 0–0=) 12...Rc8 (12...ef3 13.Qf3 a5 14.b5+=) 13.fe4= de4 14.Nc4 (14.g3 Qe7=) 14...Bb8 15.d5 0–0 16.d6 Nb6 (16...Re8 17.Na5=) 17.Bf6 (17.Nb6 Qb6 18.Bf6 Qe3 19.Qe2 Rc1 20.Rc1 Qc1 21.Qd1 Qd1 22.Kd1 gf6 23.g4 Bd6 24.Bg2+=) 17...Qf6–/+ 18.Nb6 ab6 19.d7 (19.Qd4 Qd6 20.Qd6 Bd6–/+) 19...Rcd8 20.Bb5 Qc3 (better is 20...Be5!? 21.Rc1 Bc3 22.Ke2 Qg5–/+) 21.Kf2 (21.Ke2 Qb2 22.Kf1 Qe5=) 21...f5 (21...Qe5!? 22.a4 Qb2 23.Kg1 Qb4=) 22.Qd5 (22.g3 Kh8+=) 22...Kh8 23.g3 (23.Rhc1 Qf6 24.g3 f4 25.ef4 Bf4=) 23...Rf6 24.Rhd1 Rd6?? 25.Qb7?? Qc2 26.Be2+– Rd1 27.Rd1 Bc7 28.Rd4 Be5 29.Rc4 Qa4 30.Rc8 (30.Rc8 Bf6 31.Rd8 Bd8 32.Qc8+–; 30.Qb6?! Qd7 31.a4 Bf6+/–) 1–0. Bonetti,Shane – guest1428, ICC, 2002.

5.Be2 Nc6 6.b5= Nb8 7.Nf3 c6 (7...a6 8.d4 e4 9.Nfd2+=) 8.a4 (8.0–0 cb5 9.cb5 Be7+=) 8...c5 (8...Be7 9.0–0=) 9.0–0+= a6 (9...Be7 10.Ng5+=) 10.Nc3 (10.d4 cd4 11.ed4+=) 10...d5 (better is 10...Be7!?+=) 11.cd5+/– Bd5 (11...Nd5 12.ba6 ba6 13.Ne5+–) 12.Ne5 (12.Nd5 Nd5 13.Ne5 Nd7+–) 12...Bd6 (12...Be6 13.ba6 ba6 14.Bf3+–) 13.Nd5 Be5 (13...Nd5 14.ba6 ba6 15.Qb3 Be5 16.Be5+–) 14.Be5 Qd5 15.Bf6 gf6 16.Bf3 Qd6 (16...Qd7 17.Rb1+–) 17.Qc2 (better is 17.Bb7 Ra7 18.Qf3 Rg8+–) 17...Qd7 (17...Ra7+–) 18.Qc5 Qd2 (18...Rf8+–) 19.Rfd1 Nd7 (19...Qd7 20.Rd7 Nd7 21.Qd6+–) 20.Qf5 Qc3 21.Qd7 Kf8 22.Qb7 (22.Rac1!? Qe5 23.Rc7 Qe8 24.ba6 Rb8 25.ab7 Qd7 26.Rdd7 Kg7+–) 22...Kg7 23.Qd7 (23.Qb6 ab5 24.Ba8 Ra8 25.Qb5 Qe5+–) 23...Rad8 24.Qg4 Kf8 (24...Kh6+–) 25.Rd8 Ke7 26.Qd7 1–0. Devis,Wim – Vangermeersch,Eric, Kieldrecht, 1995.

5.Be2 Qd7 6.Nf3= Nc6 (6...Be7 7.0–0=) 7.b5 Na5 (7...Ne7 8.d4=) 8.Qc2 (8.Qa4 b6+=) 8...Be7 (8...a6 9.e4=) 9.0–0 (9.Qa4 b6+=) 9...0–0 (9...a6 10.e4=) 10.d4 (10.Qc3 b6=) 10...ed4 11.Nd4 Rad8 (11...a6 12.Bd3+=) 12.Ne6 Qe6 (12...fe6 13.Bc3 b6 14.Bd3+=) 13.Nd2 (13.Qc3 b6+=) 13...d5+= 14.cd5 (14.Nf3 h6 15.Nd4 Qb6+/–) 14...Nd5 15.a3 (15.Rad1 Ne3 16.fe3 Qe3 17.Kh1 Qe2+=) 15...Bf6 (better is 15...Ne3 16.fe3 Qe3 17.Rf2 Rd2–/+) 16.Bf6+= Qf6 17.Bf3 (17.Bd3 Qc3 18.Bh7 Kh8=) 17...Rd7 (17...c6 18.Qa4 b6 19.bc6 Qc6 20.Qc6 Nc6 21.Rfd1=) 18.Ne4 Qe5 (18...Qg6 19.Rac1+=) 19.Rad1 (19.Qa4 b6+=) 19...c6 (19...Rfd8 20.Rd2+=) 20.bc6 Nc6? (20...bc6 21.Nc5 Rd6+=) 21.Ng3?? (better is 21.Nc5 Ne3 22.fe3 (worse is 22.Nd7 Nc2 23.Ne5 Ne5+/–) 22...Rd1 23.Rd1 Qe3 24.Qf2 Qa3 25.Nb7+–) 21...Rfd8= 22.Bd5 (22.Be4 g6=) 22...Rd5 23.Rd5 Rd5 24.Rd1 h6 25.Rd5 Qd5 26.e4 Qa5 27.Qc1 Nd4 28.h3 Qg5 29.Qc8+/– Kh7 30.Qc4 (30.Qc4 Ne6 31.Qc3=; 30.Qb7!? Qc1 31.Kh2+/–) 1–0. Turtle – soapy, Caissa.com, 2004.

5.Be2 Be7 6.Nf3 (--> 5.Nf3 Be7 6.Be2).

5.Qf3 e4 6.Bf6 Qf6 7.Qf6 gf6 =.

5.Nf3 a5 6.b5 Be7 (6...Nbd7 7.Be2 Qe7 8.0–0 0–0–0 9.c4 e4=) 7.Be2 0–0 8.0–0 Nbd7 9.Ng5 Bf5 =.

5.Nf3 d5+/– 6.Ne5 Nbd7+/– 7.Nd7 Qd7 8.cd5 Bd5 9.Bf6 gf6 10.Nc3 Be6 11.a3 Bd6+– 12.Qf3 c6 13.Qf6 Rg8 14.Ne4 Qc7 15.Qd4 0–0–0 16.Nd6+/– Qd6 17.Qd6 Rd6 18.d4 f5 19.g3 1–0. Sternik,Ryszard – Petersson Lindberg,Rut, MCO.

5.f4 Nbd7 6.Nf3 ef4 7.ef4 g6 8.Ng5 Bg7 9.Be2 0–0 10.0–0 Bf5 11.d4 h6 12.g4? (12.Nf3 Qe7+=) 12...Bg4?? (better is 12...Bb1 13.Qb1 hg5 14.fg5 Nh7–+) 13.Bg4= hg5 14.Bd7 (14.fg5!? Ne4 15.h4=) 14...Nd7+= 15.Nd2 gf4 16.Rf4 c5 17.Qf3 (17.bc5 dc5 18.Nf3 Qc7–+) 17...cd4 (better is 17...Qg5!? 18.Qg3 Bh6–+) 18.Bd4–/+ Ne5 19.Be5?? (better is 19.Qg3–/+) 19...Be5 (better is 19...de5 20.Re4 f5 21.Ree1–+) 20.Rg4?? (20.Rd1 Bf4 21.Qf4 Qb6 22.Kh1 Qc6 23.Nf3–+) 20...Ba1 21.Ne4 (21.Nb3 Bg7–+) 21...Be5 (21...Qb6 22.Kh1–+) 22.Ng5 Qf6 23.Qh3 Qg7 (23...Bd4 24.Kh1 Rfe8 25.Qh7 Kf8 26.Qh6 Ke7 27.Qh3–+) 24.Qb3 Bf6 25.Ne4 Rfd8 26.Rf4 Bd4 27.Kh1 Qe5 28.Qf3 Rd7 29.Nf6 Qf6! 30.Rf6 Bf6 31.Qf6 Re8 32.Qd4 Re6 33.Qa7–/+ Rde7 34.Qd4 Re1 35.Kg2 R1e2 36.Kg3 Ra2 37.Qd6 Ree2 38.Qd8 Kg7 39.Qd4 Kh7 40.Qh4 Kg7 41.Qd4 Kh7 42.h4 Rg2 43.Kf4 Raf2 44.Ke5 Rf5 45.Kd6 Rgf2 46.Kc7 b5 47.cb5 R2f4 48.Qd8? Rb4 49.b6 Rfb5 50.Qf6? Kg8–+ 51.h5 gh5 52.Qh6? Rb6 53.Qh5 Rb7 54.Kc8 Rb8 55.Kc7 R8b7 56.Kc6?? R7b6 57.Kc7= Rb7 ½–½. elsh1403 (1605) – vesseli, internet, 2012.

5.g3 Be7 6.Bg2 c6 (6...Bc4?! 7.Bb7 Nbd7 8.Ba8 Qa8 9.f3+=) 7.Nf3 (7.d3 0–0+=) 7...0–0 (7...Bc4 8.Qc2 Bd5 9.0–0–/+) 8.a3 (8.d3 d5 9.a3 dc4 10.Ne5 cd3 11.Qd3 a5+=) 8...a5 (8...Bc4 9.Qc2 Be6 10.Ng5–/+) 9.0–0 (9.d3!?+=) 9...ab4 10.ab4 Ra1 11.Ba1 Nbd7 (11...Bc4 12.d3 Be6 13.Qd2–/+) 12.Bc3 (12.d3 d5+=) 12...Qc7 (12...e4!? 13.Ne1 Bc4–+) 13.Na3 d5 14.c5 e4 15.Nd4 Ra8 16.Nac2 Bf8 (16...Bg4 17.f3 ef3 18.Bf3=) 17.Qe2 (17.Ne6 fe6 18.Nd4 Kf7+=) 17...Ra2 18.Ra1 Ra1 19.Ba1 b6 20.Bc3 (better is 20.cb6!? Qb6 21.Bc3+=) 20...bc5–/+ 21.bc5 Nc5 22.Ne6 fe6 23.d4?? (better is 23.Bf6 gf6 24.Nd4–/+) 23...ed3–+ 24.Qd2 dc2 25.Qc2 Nfe4 26.Be4 Ne4 27.Bb4 (27.f3 Nc3 28.Qc3–+) 27...Bb4 28.Qb2 Bd6 29.Qc1 h6 30.Qe1 c5 31.Kg2 (31.f3 c4 32.Qd1 c3 33.fe4 c2–+) 31...c4 32.Qc1 (32.Qe2–+) 32...c3 33.Qc2 Qc4 34.Qc1 c2 35.Qa1 Black now must not overlook the idea Qe2 35...c1Q 0–1. Fournier,Frederic (1665) – soapbox, rated lightning game, 2002.

5.h3 Nc6 6.b5 Ne7 7.Nf3 Qd7 8.Nc3 h6 9.d4 e4 10.Nd2 Bf5 11.Qc2 Can e4 get defended? 11...d5 12.a3 c6 13.bc6 bc6 14.cd5 cd5?? (better is 14...Ned5 15.Nde4 Ne4 16.Ne4 Rb8+/–) 15.Bb5+– Rc8 16.Bd7 Nd7 17.Qa4 Nc6 18.Nd5 Bd6 19.Rc1 Ne7 20.Nc4 Nd5 (20...Rc4 21.Rc4 0–0 22.Ne7 Be7 23.Qa7 Rb8+–) 21.Nd6 Ke7 22.Nf5 Kf6 23.Rc8 Rc8 24.Qd7 Kg5 1–0. usingprogram (2010) – horstsimanski, internet, 2012.

5.a3 Nc6

6.Nc3 Be7 7.Nf3 0–0 8.Be2 d5 9.0–0 (better is 9.cd5 Nd5 10.b5+=) 9...d4–/+ 10.ed4 ed4 11.Nb1?? (better is 11.Nd5 Nd5 12.cd5 Qd5 13.b5+=) 11...d3–+ 12.Nc3 (12.Re1 de2 13.Qe2 Re8–+) 12...de2 (better is 12...Bc4!? 13.Re1 de2 14.Ne2–+) 13.Qe2 Bg4 14.d4 (14.Ne4 Ne4 15.Qe4 Bf3 16.Qf3 Qd2–+) 14...Re8 (better is 14...Nd4!? 15.Qd1 Nf3 16.gf3–+) 15.Qd1 Nd4 (better is 15...Bf3 16.Qf3 Qd4–+) 16.Qd4+= Bf3 17.Qd8 Rad8 18.gf3 Rd2 19.Rab1 Rd3 20.Kg2 Nh5 21.Rfd1 Rd1 22.Rd1 Nf4 23.Kg3 Ne6 24.Nd5 Bd8 25.f4 c6 26.Ne3 Bc7 27.Be5 Be5 28.fe5 Ng5 (better is 28...Nf8=) 29.f4 Ne4 30.Kf3 Nc3 31.Rd3 Na4 32.Nf5 b5 (32...Nb2 33.Rd4 f6+–) 33.cb5 cb5 34.Rd5 (34.Rd7 a6+–) 34...h6 (better is 34...a6+–) 35.Rb5 Nc3 (35...Nb6 36.Ra5 g6 37.Nh6 Kg7 38.Ng4+–) 36.Rb7 Nb5 (36...a6 37.Nd6 Rd8 38.Ra7+–) 37.Nd6 (better is 37.Rb5 g6 38.Nd6+–) 37...Nd6 38.ed6 Rd8 39.d7 (39.d7 a6 40.Ra7+–; 39.Ra7 Rd6 40.Ra8 Kh7+–) 1–0. slavisa11 – karvapawnov, Live Game Caissa's Web, 2004.

6.Nf3 e4 7.Ng5 =.

6.Nf3 Ne4 7.d3 Nf6 8.Nbd2 Be7 9.Be2 0–0 10.0–0 Bg4 11.h3 Bh5 12.b5 (12.Ne5 de5 13.Bh5 Qd3+=) 12...Na5 (12...Nb8 13.Ng5 Be2 14.Qe2=) 13.Bc3 b6 14.d4 (14.Ba5 ba5 15.Nb3 c5+/–) 14...ed4 (14...e4 15.Nh2 Be2 16.Qe2+=) 15.Nd4+/– Be2 16.Qe2 Ne4?? (better is 16...a6+/–) 17.Ne4+– Bf6 18.Ba5 (better is 18.Nf6 Qf6 19.Qd3 Qh4+–) 18...ba5 (18...Bd4 19.ed4 ba5 20.Rfe1+–) 19.Nc6 Qd7 20.Nf6 gf6 21.Na5 Qe6 22.Nc6 Kh8 (22...Rfe8 23.Nb4+–) 23.Nd4 (better is 23.Qf3+–) 23...Qd5 (23...Qe4+–) 24.cd5 Rg8 1–0. guest723 – guest647, ICS blitz, 2000.

6.Nf3= Be7 7.Be2 (7.d4 ed4 8.ed4 d5=) 7...0–0 (7...e4 8.Ng5=) 8.0–0 Re8 9.d4 ed4 10.ed4 d5 11.c5 Ne4 12.Bd3 Bf5 13.Qc2 a6 14.Nc3 (14.Re1 Bf6=) 14...Bf6+= 15.Ne2 Bg6 (15...Bg4 16.Rae1+=) 16.Nf4 Ng5 17.Ng5 Bd3 18.Nd3 Bg5 19.f4 Bf6 (19...Bh6 20.Qf2=) 20.Ne5 g6 (20...Ne7 21.Rae1+=) 21.Rf3 Ne7 22.g4 (22.Re3 Nf5 23.Re2 h6+=) 22...Bg7= 23.Qg2 (23.f5 f6 24.Nd3 Qd7=) 23...f5 (23...a5 24.f5 Be5 25.de5 ab4 26.e6 ba3 27.ef7 Kf7 28.fg6 Ke6 29.Bf6 hg6 30.g5+–) 24.Rh3 (24.g5 Ra7=) 24...Qc8 (24...fg4 25.Qg4 Qc8 26.Qh4=) 25.g5+= Be5 26.de5 (26.fe5 Qe6+=) 26...Qe6= 27.Qg3 Rf8 (27...Nc6 28.Rd1=) 28.Rh6 (28.Qh4 Rf7+=) 28...Rf7 29.h4 Kh8 (29...Kf8 30.h5+=) 30.h5 Rg8 (30...Rg7 31.hg6 Rg6 32.Rh5+=) 31.Qh3 Rgg7 32.Kf2 c6 (32...Kg8 33.Ke1+/–) 33.Rh1 Kg8 34.Bd4 Kh8 (34...Kf8 35.hg6 Ng6 36.Ke1+/–) 35.a4 (35.hg6 Ng6 36.Ke1 Kg8+/–) 35...Kg8 36.Qd3 Kh8 (36...Kf8 37.Ke1+/–) 37.b5 (37.Ke1 Kg8+–) 37...ab5 38.ab5 Kg8 39.bc6 (39.Ke1 cb5 40.Qb5 Nc6+/–) 39...bc6 40.Rb1 (40.Ke1 Kf8+/–) 40...Rf8 41.Rb6 (41.Ke1 Ra8+/–) 41...Rc8 (41...Ra8 42.Ke1+=) 42.Qa6 (42.Ke1 Ra8+/–) 42...Kf8 43.Rb7 Ng8?? (better is 43...Re8+/–) 44.Rg7+– Kg7 45.Qb7 Ne7 (45...Kf8 46.Rh7 Ne7 47.Rh8 Kf7 48.hg6 Qg6 49.Rc8 Qh5+–) 46.hg6 hg6 (46...Re8 47.gh7 Qh6 48.gh6 Kh7+–) 47.Qe7!! 1–0. Gomez – Thrash, National op Las Vegas, 1996.

5.a4 Nc6

6.b5 Na5 7.Na3 e4 8.Bc3 c6 9.d4 ed3 +=.

6.b5 Na5 7.Qc2 b6 8.Nf3 g6 9.d3 Bg7 10.Be2 0–0 11.Nc3 Qd7 12.0–0 h5 (12...a6 13.Ng5+=) 13.Ng5+/– Bh6 (13...a6 14.f4+/–) 14.Ne6 Qe6 15.d4 (15.Bf3 c6+/–) 15...ed4 (better is 15...Nc4 16.Bc1 ed4 17.ed4 Bc1 18.Rac1 Na5+=) 16.Na2?? (better is 16.ed4 a6 17.Rae1+/–) 16...de3–/+ 17.Bf6 Qf6 18.Bf3 ef2 19.Qf2 Qe7?? (better is 19...Rae8 20.Kh1 Nc4–+) 20.Rae1+= (20.Ba8? Be3 21.Bd5 Nb3–+) 20...Qd8 21.Ba8 Qa8 22.Nc3 (22.Qc2 d5 23.cd5 Qd5+/–) 22...Nc4+= 23.Kh1 (23.Qd4!? Ne5 24.Nd5=) 23...Nd2 24.Rg1 Nc4 25.Qe2 Bd2?? (25...Ne5 26.Qd1=) 26.Rd1?? (better is 26.Qc4 Be1 27.Re1+–) 26...Bc3= 27.Qc4 Bg7 (27...Be5 28.Rge1=) 28.Qc7 Rc8? (better is 28...Be5 29.Rge1 Rc8=) 29.Qd6+– Re8 30.Rge1 Re1 31.Re1 Kh7 (31...Qc8 32.Qc6 Qf5 33.Qa8 Kh7 34.Qa7+–) 32.h3 (32.Qd7!? Qf8 33.Re7 Qb8 34.Rf7 Qe5+–) 32...Qc8 33.Re7 Qc1 34.Kh2 Qa1? (better is 34...Qf1 35.Qc7 Kh6+–) 35.h4 (35.Rf7!? Kh8 36.Qb8 Kh7 37.Ra7 Kh6 38.Qf4 g5 39.Qd6 Qf6 40.Qf6 Bf6+–) 35...Kh6?? (better is 35...Qa4 36.Qg3 f6=) 36.Qd2 Kh7 37.Rf7 Qe5? 38.Kh1 Qa1= 39.Kh2 Qe5 40.Kg1 Qa1+/– 41.Kf2 Kh8? 42.Qd8 Kh7= 43.Qf8 Qc3?? 44.Ra7 Qd4 45.Kg3 Qe5? 46.Qf4 Qc3 47.Kh2 Qb2 48.Qc7 Kh6 49.Qf4 Kh7 50.Rb7 Kg8 51.Qf7 Kh7 52.Rb6 Qc2?? 53.a5 Kh6 54.Qf4 Kh7 55.Rb7 Qc3 56.a6 Kh8 57.Qb8 Kh7 58.a7 Kh6 59.Qf4 Kh7 60.a8Q 1–0. Willi_weizenkeim – Grunert, playchess.de, 2005.

6.b5 Nb4 7.Nf3 e4 8.Nd4 d5 9.Ne6 fe6 =.

6.Bc3 Ne4 7.Nf3 Nc3 8.dc3 Bf5 9.Be2 Qf6 +=.

6.Qf3 –/+.

5.a4 Nbd7

6.b5 Be7 7.Be2 0–0 8.d4 (8.Nf3 a6+=) 8...ed4 9.Bd4 d5 (9...c5!? 10.bc6 bc6+=) 10.Nd2+= dc4 11.Nc4 (11.Ngf3 Rc8 12.Qc2 c6+=) 11...Bb4 12.Nd2 Ne4 (12...Nc5 13.Bc5 Bc5 14.Ngf3+=) 13.Ngf3+= c5 (13...Ndc5 14.0–0 Nc3 15.Bc3 Bc3 16.Rc1=) 14.bc6 bc6 15.0–0 Nd2 16.Nd2 c5 17.Bb2 Qc7 (17...Nb6 18.Ne4+=) 18.Bd3 (18.Nf3 f6+=) 18...Bd2 (18...Rfd8!? 19.Nc4 Nb6 20.Nb6 ab6=) 19.Qd2= Ne5 20.Qc3 f6 21.f4 (21.Be2!?=) 21...Nd3+= 22.Qd3 Rab8 23.Ba3 Rfd8 24.Qe2 c4 25.f5 (25.Rfd1!?–/+) 25...Bf7 26.Rf4 (26.Rfd1 Qe5 27.Qf2 Rd3–+) 26...Qe5 (better is 26...c3 27.Raf1 c2–+) 27.Rc1?? (27.Re1–+) 27...Rb3 28.Rcc4 (28.Rfc4 Re3 29.Qf1 Ra3 30.Rc5 Qd4 31.Qf2 Qa4 32.Qc2–+) 28...Re3 29.Qc2 (29.Rce4 Re2 30.Re5 fe5 31.Rf1–+) 29...Re1 30.Rf1 Qe3 31.Qf2 Rf1 32.Kf1 Rd1 0–1. Pan,Konstantin – Breskanu,Nikita (1635), Ulyanovsk RUS, Povolje Open, 2014.

6.Nf3 Be7 7.Be2 0–0 8.d3 (8.0–0 d5= 9.c5 a5=) 8...Ne8 (8...a5 9.b5= Nc5=; 8...d5 9.0–0 dc4+=) 9.0–0= f5 (9...c6=) 10.Nbd2 f4 11.ef4 (11.d4 fe3 12.fe3 a5+=) 11...Rf4= 12.Ne4 g6 (12...a5!? 13.b5 Rf8=) 13.Bc1+= Rf8 14.Bh6 Ng7 15.Qd2 (15.d4 Nf6 16.Neg5 Bf5 17.de5 de5+/–) 15...Nf6 16.Neg5 (16.Rae1 Ng4=) 16...Qd7 (16...Bf5 17.d4=) 17.Bg7 (17.Ne6 Qe6 18.d4 Ng4+=) 17...Kg7= 18.Ne6 Qe6 19.Ng5 (19.d4 Rae8+=) 19...Qf5 (19...Qd7 20.f4=) 20.Bf3 (20.f4 Ng4=) 20...Rab8 (20...d5 21.cd5 Nd5 22.Bd5 Bg5 23.Qc3=) 21.Be4 (21.Rae1 h6 22.Ne4 Ne4 23.Re4 Bg5=) 21...Ne4 22.Ne4 Qf4 23.Qc3 h5 (23...Kg8 24.Qb3=) 24.Rae1+= Rf7 (24...h4 25.g3 hg3 26.fg3+=) 25.d4 ed4 (better is 25...a6!?+=) 26.Qd4+– Bf6 27.Qa7 Re8 (27...Rff8 28.Nf6 Kf6 29.Re3 Qc4 30.Rf3 Kg7 31.Rf8 Rf8 32.Qb7+/–) 28.g3 (28.Qb7?! Bd4 29.Kh1 Bc3+/–) 28...Qh6 (28...Qe5 29.Qb7 Qb2 30.a5+–) 29.Qb7 (29.Nf6 Re1 30.Re1 Rf6+–) 29...h4 (29...Be5 30.Qd5 h4 31.a5+–) 30.Nf6 Re1 31.Re1 hg3 32.Ne8 Kf8 33.hg3 Qd2 34.Rf1 Qe2 35.Qd5 Qe8 36.a5 Qc8 37.Qg2 c6 38.f4 Qa6 39.Qc2 c5 40.b5 Qa5 41.Qg6 Qc3 42.Qd6 Kg8 43.Qd8 Kh7 44.Qh4 Kg8 45.f5 Qe3 46.Kg2 Rd7 47.Qg4 Rg7 48.Qf3 Qd2 49.Rf2 Qd6 50.Qd5 (50.Qd5 Qd5 51.cd5+–) 1–0. Niephaus,Friedel – Kumeth,Hartmut, Oberjoch Traum op, 2000.

6.Nf3 Bg4 7.h3 Bh5 8.g4 Bg6 9.d3 c6 =.

5.b5 c6

6.a4 g6 7.Nf3 Bg7 8.Be2 0–0 9.0–0 Nbd7 10.d4 e4 11.Nfd2 d5 12.h3 Kh8 (12...Rc8 13.c5=) 13.f4 (13.bc6 bc6 14.Nc3 Re8+=) 13...ef3 14.Bf3 Ng8 (14...Re8 15.Qe2=) 15.cd5 cd5 16.e4 de4 17.Ne4 (worse is 17.Be4 Nc5 18.Bc3 Bd4 19.Kh1 f5–/+) 17...Rb8 18.Nd6 (18.a5 f5 19.Nd6 Qe7 20.Nb7 Qb4+=) 18...b6 (better is 18...Nc5! 19.dc5 Bb2=) 19.Nc3 Ndf6 20.Nde4 (20.Ba3!?+/–) 20...Ne4= 21.Ne4 (worse is 21.Be4 Qd4 22.Qd4 Bd4 23.Kh1 Rbc8+=) 21...Bd5 22.Qd2 f5 23.Ng3 Bf3 24.Rf3 (worse is 24.gf3 Ne7+=) 24...Ne7 25.Ne2 Nd5 26.Nc3 (26.Nf4 Nf4 27.Rf4 Qd5=) 26...Nc3 27.Bc3 (27.Rc3? Qd4 28.Qf2 Qf2 29.Kf2 Bc3 30.Bc3 Kg8–+) 27...Qd5 28.Qb2 Rbd8 29.Rd1 Rf7 30.Qb4 Rfd7 31.Rfd3 Re7?? (better is 31...Re8+=) 32.Kf2 (better is 32.Qe7 Ra8 33.Re3+–) 32...Rde8 (32...Re2! 33.Ke2 Qg2 34.Ke1 Re8 35.Qe7 Re7 36.Re3 Re3#) 33.Re1 Re1 34.Be1 Qe4 35.Qd2 Rd8 The pressure on the isolated pawn grows 36.Kf1 Rd4 (36...Bd4? 37.Bf2+–) 37.Re3 Qf4 38.Qf2 Qf2 (better is 38...h6!?–/+) 39.Bf2= Rd1 40.Ke2 Rd8 41.Re7 Ra8 42.a5 ba5 43.Ra7 Ra7 44.Ba7 a4 45.Bc5 Kg8 46.Kd3 Kf7 47.Kc4 Ke6 48.Kb4 Kd5 49.Ba7 Be5 50.Ka4 Ke4 51.Bf2 Kd3 ½–½. Huelle,Gunter – Huebner,Sebastian, Leipzig VfB op, 2005.

6.Be2 d5 7.Nf3 (7.Be5 dc4 8.Nc3=) 7...Bd6 (7...dc4!? 8.bc6 Nc6 9.Ne5 Ne5 10.Be5 Bd6 11.Bd6 Qd6 12.Qa4 Bd7 13.Qc4 Rc8+=) 8.Ne5= Nbd7 (8...Be5 9.Be5 dc4 10.Na3+=) 9.Nd7 (9.f4 cb5 10.Nd7 Nd7 11.cb5 0–0+/–) 9...Qd7 (9...Bd7 10.Nc3 dc4 11.Bc4 a6+/–) 10.a4 (10.Bf6 gf6 11.bc6 bc6 12.cd5 Bd5+/–) 10...Qe7 (10...dc4!? 11.Bf6 gf6=) 11.0–0 (11.cd5 Bd5 12.0–0 0–0+/–) 11...0–0 (11...dc4 12.bc6 bc6 13.Qc2+=) 12.d3 (12.cd5 Nd5 13.f4 Rfd8+=) 12...Bf5 (12...dc4 13.dc4 Rfd8 14.Qc2+=) 13.Re1 (13.Nd2 Rfe8+/–) 13...Bb4 (13...dc4 14.dc4 Ne4 15.Rf1=) 14.Bc3 Bc3 (14...dc4 15.dc4 Ne4 16.Bb4 Qb4 17.Qc1+=) 15.Nc3 Rad8 (15...dc4 16.dc4 Rad8 17.Qb3+/–) 16.d4 Ne4 17.Ne4 (17.Rc1 Qf6 18.cd5 Nf2+/–) 17...Be4 18.Bf3 (18.cd5 Qg5 19.Bf3 cd5+/–) 18...Rd6 (18...dc4 19.bc6 Rc8 20.Be4 Qe4 21.cb7 Qb7 22.Qc2+/–) 19.Be4 Qe4 20.cd5 (20.Qb1 Qg4+/–) 20...Rg6 Threatening mate... how? 21.f3 (21.g3 Qd5 22.Rb1 Qd7+/–) 21...Qd5 22.bc6 (22.Rb1 Rd8+/–) 22...Qc6 (22...Rc6 23.e4 Qd6 24.d5+/–) 23.d5 Qd7 (23...Qd6 24.e4+/–) 24.e4 Re8 (24...Rc8 25.Rc1+/–) 25.Qd4 Qh3 (better is 25...b6+/–) 26.g3 (26.Qf2 b6+/–) 26...b6 (better is 26...Rg3!? 27.hg3 Qg3 28.Kf1 Qf3 29.Qf2 Qh1 30.Ke2 Qe4 31.Kd2 Qb4 32.Kd3 Qb3 33.Kd4 Qb6 34.Kd3 Qb3 (34...Qf2?? 35.Re8) 35.Kd2 Qb4 36.Kd1 Qb3 37.Kd2 Qb4=) 27.Re2 (27.Red1 Rc8+/–) 27...h5 (27...Qh5 28.Qe3+/–) 28.Qf2 h4 29.g4 Rf6 30.Ra3 (30.Re3 Rd6+–) 30...Re5 (30...Rd6 31.Rc3+–) 31.Qg2 Qg2 32.Rg2 (32.Kg2 g5+–) 32...Re8 (32...Kf8 33.Rc2+–) 33.Rc2 g5 (33...Kf8 34.Rac3+–) 34.Kg2 (34.Rc7 a5+–) 34...Rd6 35.a5 (35.Rac3 Red8+–) 35...b5 36.h3 (36.a6 b4 37.Ra1 Rd7+–) 36...Rdd8 (36...Kf8!?+–) 37.Rc7 a6 38.Ra7 (38.Rac3 Ra8+–) 38...Ra8 39.Rc7?? (39.Ra8 Ra8 40.Rc3 Kf8+–) 39...b4?? (39...Rad8 40.Rac3 Ra8+–) 40.Rb3+– Reb8 41.Rc4 Rb5 42.Rcb4 Ra5 43.Rb2 Ra3 44.Rd2 a5 45.Rb1 a4 46.d6 Rb3 47.Rc1 a3? 48.d7+– Rd8?? 49.Rc8 Rb8 50.Rb8 Rb8 51.d8Q Rd8 52.Rd8 Kg7 53.Ra8 Kf6 54.Ra3 Ke5 55.Ra5 Kf4 56.Kf2 1–0. valpa – CYTO, playchess.de, 2002.

6.Nf3 Qc7 7.d4 e4 8.Nfd2 (8.d5 ef3 9.de6 fg2 10.ef7 Qf7 11.Bg2 Qc4 12.Bf6 gf6 13.Qh5 Ke7=) 8...Nbd7 (8...d5 9.bc6 Nc6 10.cd5 Bd5 11.Nc3=) 9.Nc3 Bf5 (9...d5 10.bc6 bc6 11.Rc1=) 10.Be2+= 0–0–0? (10...d5!?+=) 11.bc6 (11.g4 Bg6 12.g5 Ne8+–) 11...bc6 (11...Qc6 12.g4 Bg6 13.g5+/–) 12.0–0 (12.g4 Bg6+/–) 12...Nb6 (12...Re8 13.d5+/–) 13.d5+– cd5 14.Nd5 Nfd5 15.cd5 Nd5?? (better is 15...Qb7+–) 16.Rc1 (16.Rc1 Rd7 17.Bg4+–) 1–0. pierre – THE_BEST, internet, 2006.

5.Nc3 Nc6

6.b5 Nb8 7.Nf3 g6 8.d4+= Nbd7 9.Ng5 Bg7 10.Qf3 c6? 11.bc6+/– bc6 12.Qc6 Ke7 13.Ba3+– Nb6? 14.de5 Ne8 15.ed6 Nd6 16.0–0–0 Bc3 17.Rd6 Kf6 18.Ne4 Kg7 19.Rd8 Rhd8 20.Nc3 Rac8 21.Qb5 Nc4 22.Bc4 Bc4 23.Qe5 f6 24.Qe7 Bf7 25.Bc5 Re8 26.Qa7 Kg8 27.Rd1 Ra8 28.Qb6 Rab8 29.Qf6 Rbc8 30.Rd7 (30.Rd7 Rc6 31.Qf7 Kh8 32.Qe8#) 1–0. Trkn – guest6121, ICC, 2005.

6.b5 Ne7 7.Be2 g6 (7...d5 8.cd5 Ned5 9.Nf3=) 8.Nf3 Bg7 9.0–0 0–0 10.a4 c6 11.d4 ed4 12.Nd4 Bd7 13.Bf3 d5 14.bc6 Bc6 15.Nc6 bc6 16.cd5 Nfd5 17.Nd5 Bb2 18.Ne7 Qe7 19.Rb1 (worse is 19.Bc6 Rad8 20.Qf3 Ba1 21.Ra1 Rd2+=) 19...Be5 20.Bc6 Rac8 (20...Bh2 21.Kh2 Qc7 22.Kg1 Qc6 23.Qg4+=) 21.Bf3 Rc7 22.Qb3 Rfc8 23.g3 Bd6 24.Bg2 a5 25.Rfd1 Bb4 26.Qd5 Qe8 27.Bh3 Rc5 28.Qf3 Rc2? (better is 28...f5+/–) 29.Bc8 Qc8 30.Qd5 Re2 (30...Qe6 31.Qe6 fe6 32.Rbc1 Rc1 33.Rc1+–) 31.Qd8 Qd8 32.Rd8 Kg7 33.Ra1 Be1 (33...Rc2 34.Kg2+–) 34.Rd5 (34.Kf1!? Rd2 35.Rd2 Bd2+–) 34...Bf2 35.Kf1 Rc2 36.Ra5 (better is 36.Ra3!? f5+–) 36...Be3 37.Rd1 (37.Ra3 Bc5 38.Rb3 h5+–) 37...Rh2 38.Ra8 (38.Rd3 Bf2+–) 38...h5 (38...Rf2 39.Ke1 Rg2 40.a5+=) 39.Rd7 h4 (better is 39...Rf2!? 40.Ke1 Rf3+=) 40.gh4+– Rh4 41.Ke2 Rh3?? (better is 41...Bc5+–) 42.Rd3 1–0. mr5reasons1 (1655) – morq4eto30 (1680), gameknot.com, 2013.

6.b5 Ne7 7.Nf3 a6 (7...Nf5 8.Be2=) 8.a4 (8.ba6 Ra6 9.d4 Ng6=) 8...Nc8 (8...Ng6 9.d4=) 9.Be2 (9.d4 ab5 10.de5 Nd7+=) 9...Be7 (9...Nb6 10.d3=) 10.0–0 (10.d4 ab5 11.de5 b4+=) 10...0–0 (10...Nb6 11.d3=) 11.d4 Nd7 (11...ab5 12.ab5 Ra1 13.Qa1 ed4 14.Nd4+=) 12.de5 (12.Qc2 Ncb6+=) 12...de5 13.Ne4 (13.Qc2 Nd6 14.Rfd1 ab5 15.cb5 Bf5+=) 13...f6= 14.Qc2 White prepares c5 14...Bf5 (14...ab5 15.ab5 Ra1 16.Ra1+=) 15.Bd3 Qe8? (better is 15...Bg6 16.c5 f5+=) 16.Nf6!+– Nf6 (16...Nf6 17.Bf5 Discovered attack; 16...Bf6 17.Bf5 Discovered attack; 16...Rf6 17.Be5 Double attack (17.Bf5 Discovered attack; 17.Be5 Decoy); 16...gf6 17.Bf5 Discovered attack) 17.Bf5 Bd6 Black prepares the advance e4 (17...e4 18.Be4 Ne4 19.Qe4 Nd6 20.Qd5 Qf7+–) 18.c5 e4 (18...Be7 19.Be5 Kh8+–) 19.Be4 (better is 19.Bf6 Rf6 20.Qe4+– (20.cd6?! Nd6 21.ba6 ba6+/–)) 19...Qe4+/– 20.Qe4 (20.Qb3 Nd5 21.cd6 Nd6+/–) 20...Ne4 21.cd6 Ned6 (21...Ncd6 22.Rfc1 Rf7 23.ba6 Ra6 24.Bd4+/–) 22.ba6 (22.Rfc1 Rf7+/–) 22...Ra6 23.Nd4 (23.Rfc1 Rf7+/–) 23...Ne4 (23...Nc4 24.Bc3+/–) 24.f3 Nd2 (24...Ned6!?+/–) 25.Rfc1+– Rb6? (25...Nd6 26.Ne6 Rc8 27.Rc7 Rc7 28.Nc7 Rc6+–) 26.Ba3 Rf7 (26...Re8 27.a5 c5 28.Bc5+– (worse is 28.Rc5 Nb3 29.ab6 Na1+–)) 27.a5 Rb3 28.Ra2 (better is 28.Nb3 Nb3 29.Rd1 Nd6+–) 28...Rd3 (28...Re3 29.Rd2 Ra3 30.Ne6+–) 29.Nb5 (29.Kf2 Rd7+–) 29...c6 (29...Nb3!? 30.Rc7 Rc7 31.Nc7 Na5+/–) 30.Nd4 (30.a6 g5+–) 30...Ne7 (30...Nb3 31.Nb3 Rb3 32.a6+–) 31.Be7 (31.Bc5 g5+–) 31...Re7 32.Rd1?? (better is 32.Kf2 Nb3 33.Nb3 Rb3 34.e4+–) 32...Nf3!–+ 33.gf3 Rd1 34.Kf2 Rb1 35.a6 ba6–+ 36.Nc6 Re6 37.Nd4 Reb6 38.Ra4 R1b2 39.Ne2?? Rh6 40.Ke1 Rh2 0–1. Mear,D – Cairns,G, Newcastle, 1999.

5.d4 Nbd7

6.b5 c5 (6...Be7 7.Nd2+=) 7.d5= Bf5 8.Nc3 Qa5 9.Qd2 Be7 10.Nf3 h6 (10...Qb4 11.Nh4 Ne4 12.Ne4 Be4 13.Nf3+=) 11.e4 Bh7 12.Be2 a6 13.a4 0–0 14.0–0 Rfd8 15.Ne1 Nb6 16.Bd3 Nh5 17.g3 g5 (17...ab5 18.ab5 Qb4 19.Qe2=) 18.Qe2 Bg6 19.Nd1 (19.Ng2 Nd7+=) 19...Nd7 (19...Na4 20.b6 Qb4 21.Nc2+–) 20.Ng2 Qb6 (20...Nhf6!?+=) 21.a5+/– Qc7 22.b6 Qc8 23.f4 gf4 24.gf4 ef4 25.Nf4 Nf4 26.Rf4 Bg5 27.Rf2 Ne5 28.Be5 de5 29.Ne3 Qh3 30.Qf3 Qf3 31.Rf3 Kf8 32.Nf5 Bf5 33.Rf5 Kg7 (33...Bf4 34.h3+=) 34.Ra2 (34.Re5? Bf6 35.Re7 Be7–+) 34...f6 35.Bc2 Rd6 36.Ba4 Rg8 37.Rg2 Kf7 38.Kf1 Rdd8 (38...Bf4 39.Rg8 Kg8 40.Ke2+/–) 39.Ke2 (39.Rf3 Bf4 40.Rg8 Rg8+/–) 39...Ke7 40.Rf1 Bf4 41.Rfg1 Rgf8 (41...Rg2 42.Rg2 Kf7 43.Kd3+/–) 42.Rg7+– Rf7 43.Rg8 Bg5?? (better is 43...Rdf8+/–) 44.Rd8 (better is 44.d6 Kd6 45.Rd8 Ke6 46.Rgd1+–) 44...Kd8 45.h4! Ke7 (45...Bh4 46.Rg8 Decoy) 46.hg5 fg5 47.Rf1 Rf1 48.Kf1 g4 (48...Kd6 49.Bd1 Ke7+–) 49.Bc6! (49.Bc6 h5 50.Bb7+–) 1–0. Karacsony,Zsolt (2070) – Sabau,V, Techirghiol op, 1999.

6.d5 Bf5 7.f3 (7.Bd3 e4 8.Bc2 a5=) 7...Bb1 (7...Be7 8.e4 Bg6 9.Nc3+=) 8.Rb1= Be7 9.Bd3 0–0 (9...c6 10.dc6 bc6 11.Ne2=) 10.Ne2+= c5 11.b5 b6 (11...Re8 12.Nc3=) 12.0–0+/– a6 13.a4 (13.ba6 Qc8+/–) 13...ab5 14.ab5 Ne8 (14...e4 15.fe4 Ng4 16.Qd2+/–) 15.Ng3 (15.Qc2 Nef6+/–) 15...g6 (15...Bh4 16.Nf5+=) 16.f4 (16.Qd2 f5+/–) 16...f5 (16...ef4 17.Rf4 Bh4 18.Ne2+=) 17.fe5 (17.e4 ef4 18.Rf4 Bg5+=) 17...Ne5 18.Be5 (18.Qd2 Bg5+=) 18...de5 19.e4 f4 20.Ne2 Bh4 (20...Nf6 21.Nc3=) 21.Qb3 (21.Rf3 Nd6+=) 21...Nd6 22.Ra1?? (22.Rbd1!?=) 22...Ra1+= 23.Ra1 Qg5 24.Kh1 f3 25.gf3 Bf2?? (25...Rf3 26.Ra8 Kg7 27.Ra7 Nf7–+) 26.Qd1+= Rf3 27.Ra8 Kg7 28.Bc2?? (better is 28.Ra7!? Kh6 29.Rd7+=) 28...Be3 (better is 28...Nc4 29.Ra7 Kh6–+) 29.Ng3 Rg3! 30.hg3 Qg3 31.Qf1 Qh4?? (31...Bf4 32.Qg2 Qe1 33.Qg1 Qh4 34.Kg2 Nc4 35.Ra7 Kf6–+) 32.Kg2+= (32.Kg2 Bf4 33.Ra7 Kf6 34.Qf2 Qh2 35.Kf1 Qh1 36.Qg1 Qh3 37.Qg2–/+). TheSmoker – Lappe, caissa.com, 2006.

6.Nf3 ed4 (6...e4 7.Ng5 Bf5 8.Qc2+=) 7.Nd4 Qe7 (7...a5 8.a3=) 8.Ne6+= Qe6 9.Nc3 a6 (9...c6 10.Be2+=) 10.Be2 (10.Nd5 Rc8+/–) 10...c6+= 11.0–0 (11.Qc2 Ne5 12.Ne4 Ne4 13.Qe4 Be7+=) 11...g6 (11...Ne5 12.Qd4+=) 12.a3 (12.Qd4 Bg7+/–) 12...Bg7 13.Qd4 0–0 14.Rfd1 c5 (better is 14...d5!? 15.Qh4 Rfe8+=) 15.Qd6+– Qd6 (15...Rfc8 16.Qf4+–) 16.Rd6 cb4 17.ab4 Rad8? (better is 17...Rfc8 18.Rad1 Rc7+–) 18.Rad1 Bh6 (18...Rc8 19.Rd7 Nd7 20.Rd7 Rcd8+–) 19.Nd5 Nd5 20.R6d5 (20.cd5?! Bg5 21.Ba6 ba6 22.Ra6 Rb8+/–) 20...Bg5 (20...f5 21.Rd7 Rd7 22.Rd7+–) 21.Rd7 Rd7 (21...b6 22.Ra7+–) 22.Rd7 Re8 (22...b6 23.Ra7+–) 23.Rb7 Bd8 (23...Kf8 24.c5+–) 24.c5 Re4 (24...Kf8 25.c6 a5 26.b5+–) 25.Rb8 Re8 26.Bf6! Kf8 (26...Bf6 Exploits the pin 27.Re8) 27.Bd8 h5 28.c6 Re4 29.Bf6 Re8 30.c7 1–0. Bonetti,Shane – guest758, ICC, 2002.

5.Be2 g6

6.a3 Bg7 7.Nf3 0–0 8.0–0 c6 9.d3 b6 10.e4 c5 11.b5 Nbd7 12.Nc3 a6 13.a4 ab5 14.ab5 Qc7 15.Ra8 Ra8 16.Qb3 Ra5 17.Ra1 Qa7 18.Ra3 Nh5 19.g3 Nhf6 20.Ng5 Ne8 21.Ne6 fe6 22.Ra5 Qa5 23.Qa3 Qa3 24.Ba3 Bh6 25.f3 Bd2 26.Nd1 Nef6 27.Kf1 d5 28.cd5 ed5 29.ed5 Nd5 30.Bb2 Nc7 31.Bc3 Bg5 32.h4 (32.f4!? ef4 33.d4–/+) 32...Bf6 0–1. Fournier,Frederic – Cofrancesco, Partie evaluee, 5m + 3s, 2007.

6.Nf3 a5 7.b5 =.

6.Nf3 Bg7 7.d4 ed4 8.Nd4 Bd7 (8...0–0 9.0–0=) 9.0–0 (9.Bf3 Qc8+=) 9...0–0 10.b5 (10.Bf3 Nc6+=) 10...a6 11.a4 (11.Qd3 Be6+=) 11...ab5 (11...Be6 12.Nd2+=) 12.ab5 (12.cb5 Be6+=) 12...Ra1 13.Ba1 d5 (13...Be6 14.Nd2=) 14.c5 (14.Nc3 dc4 15.Bc4 c5+=) 14...Ne4 (14...Qe7 15.Nb3+=) 15.Qc2 (15.Nc3 Nc5 16.Nd5 Bb5 17.Nb5 Ba1 18.Qa1 Qd5 19.Nc7 Qd8+=) 15...c6 (15...Qe7 16.Nc3 Nf6 17.Na2+=) 16.b6 (16.Nd2 Qe7 17.Ne4 de4+/–) 16...Be6 (16...Qe7 17.Rc1=) 17.Nd2 (17.Ne6 fe6 18.Bg7 Kg7+=) 17...Nd2 18.Qd2 Qe7 (18...Nd7 19.Rd1+=) 19.Qb4 (19.Nb3 Ba1 20.Ra1 d4 21.Nd4 Qc5 22.Ne6 fe6+/–) 19...Nd7+= 20.Nb3 Ra8 (20...Nf6 21.Be5 Re8 22.Ra1+=) 21.Bd4 (21.Bg7 Kg7 22.Rd1 Bf5+=) 21...Bf5 22.Bg7 Kg7 23.Rc1 (23.Qc3 Qf6 24.Nd4 Ra2+=) 23...Nf8 (23...Be4 24.Qc3 Kg8 25.Nd2+=) 24.h3 (24.Nd4 Qg5+=) 24...Qf6 (24...Qg5 25.Qc3 Kg8 26.g4+=) 25.Na5 Bc8 26.Bg4 (26.Qd2 Qg5 27.Kh1 Kg8+=) 26...Bg4= 27.hg4 Qe7 28.Nb3 (28.Qa3 Qd7=) 28...Ne6 29.e4 (29.Rd1 Kg8=) 29...Nf4 (29...Qf6 30.Rc2=) 30.Re1 Re8 (30...Ra2 31.Qc3 Qf6 32.Qf6 Kf6 33.ed5 Nd5 34.Ra1 Ra1 35.Na1–/+) 31.g3 (31.Qd2 Qg5 32.g3 Nh3 33.Kg2 Qd2 (worse is 33...Qg4 34.f3 Qe6 35.Nd4+–) 34.Nd2 Ng5=) 31...Nh3 32.Kg2 Ng5 33.Qd4 Qf6 34.Qf6+= Kf6 35.f4 Ne4–/+ 36.Ra1 Ke6 37.Ra7 Rb8 38.Kf3 f5 39.Ke3?? fg4–+ 40.Kd4 Ng3 41.Na5 Ne4 42.Nb7 g3 43.Nd6 Nd6 (43...Nd6 44.cd6 Kd6–+) 0–1. Furlong,Kevin – Ward Ackland,Philip, Oxford op, 1998.

5.Nf3 Bg4

6.Be2 Nc6 7.a3 a5 8.b5 Nb8 9.h3 Bh5 10.a4 c6 11.0–0 cb5 12.cb5 Nbd7 13.d4 Qb6 (better is 13...e4!? 14.Nfd2 Be2 15.Qe2 d5=) 14.de5+/– de5 15.Ne5 Ne5 16.Be5 Be7?? (better is 16...Rd8 17.Bd4 Be2 18.Qe2 Qe6+/–) 17.Bh5+– Rd8 18.Qe2 Nh5 19.Qh5 0–0 (19...Qc5 20.f4 Qe3 21.Kh2+–) 20.Qg4 Bf6 21.Bf6 Qf6 22.Na3 Rd3 23.Nc4 Rc8 24.Na5 Rc5 25.Nb7 Rg5 26.Qe4 (26.Qe4 Rd8 27.Nd8 Qd8 28.Rfd1+–) 1–0. Fournier,Frederic (1875) – cocowawa55555 (1845), Active (5/0), 2005.

6.Be2 Ne4 7.d3+= Nf6 8.0–0 Nbd7 9.h3+= Bh5 10.Nc3 c6 11.d4 Qb6 12.a3 Bg6 13.Nh4 Be7 14.Ng6 hg6 15.de5 de5 16.c5 Qc7 17.Qb3 Rd8 18.Bc4 0–0 19.Rad1 a5 20.Qc2 ab4 21.ab4 b6 22.Qg6 bc5 23.bc5 Nc5 24.Rd8 Bd8 25.Rd1 Be7 26.Rd2 Kh8 27.Bf7+– (27...Qb6 28.Bc4+–) 1–0. Waibel,Ulrich – Fulsom,Jack A, compuserve casual, 1996.

6.Be2 Be7 7.0–0 0–0 8.Nc3 Nbd7 9.Qc2 c6 10.d4 Qb6 11.a3 Bf3 12.Bf3+/– ed4 13.ed4 Qd4?? 14.Nd5!+– (14…Qh4 15.Ne7 Kh8 16.Nf5+–) 1–0. trkn – Carltonbfc, ICC, 2004.

5.h3 a6

6.Qa4 A) 6...Bd7 A1) 7.b5 Be6 (7...Bf5 8.g4 Be4 9.f3 Bg6 10.g5 Nfd7 11.Nc3 Nb6) 8.Nf3 Nbd7 9.Qc2 ab5 10.cb5 g6 11.Ng5 Bf5; A2) 7.Qb3 a5 (7...Nc6 8.Nc3 h6 9.Nf3 Be7 10.Bd3 a5 11.a3 ab4; 7...Be7 8.Nc3 Nc6 9.Nf3 0–0 10.a3 Bf5 11.g4 Bg6) 8.b5 Bf5 9.Nc3 Nbd7 10.Qd1 Nc5 11.Nf3 a4; B) 6...Qd7 7.b5 Qc8 (7...Qd8 8.Nf3 Nbd7 9.Qc2 ab5 10.cb5 g6 11.Ng5 Bf5; 7...Qe7 8.Nf3 Nbd7 9.b6 cb6 10.Nc3 0–0–0 11.Be2 Nc5; 7...Ne4 8.Nc3 Nc5 9.Qa5 b6 10.Qa3 e4 11.Nd5 Qc8) 8.Nf3 Nbd7 9.Nc3 Nc5 10.Qc2 ab5 11.cb5 Be7; C) 6...Nc6 C1) 7.Nc3 Be7 (7...e4 8.d3 d5 9.de4 Ne4 10.cd5 Qf6 11.0–0–0 Nc3) 8.Nf3 0–0 9.a3 d5 10.cd5 Nd5 11.Qc2 Nc3; C2) 7.Nf3 Be7 8.Nc3 0–0 9.Ng5 Bd7 10.Qb3 h6 11.Nge4 Ne4.

6.Nc3 Be7 A) 7.Be2 Nc6 (7...0–0 8.Nf3 Nc6 9.a3 d5 10.cd5 Nd5 11.Qc2 f5; 7...Qd7 8.Nf3 Nc6 9.0–0 0–0 10.a3 Rfd8 11.Qb3 h6) 8.Nf3 0–0 9.0–0 Nb4 10.Qb3 c5 11.a3 Nc6; B) 7.Qb3 a5 8.b5 Nbd7 9.Nf3 0–0 10.Ba3 a4 11.Na4 e4; C) 7.a3 Nc6 (7...0–0 8.Nf3 Nc6 9.Be2 d5 10.cd5 Nd5 11.Qc2 f5; 7...c5 8.bc5 dc5 9.Nf3 Nc6 10.Qc2 Qd7 11.Be2 0–0; 7...d5 8.Nf3 d4 9.ed4 ed4 10.Ne2 Bc4 11.Ned4 Bd5) 8.Nf3 0–0 9.Be2 d5 10.cd5 Nd5 11.Qc2 f5; D) 7.Bd3 d5 8.Qb3 Nc6 9.a3 0–0 10.cd5 Nd5 11.Bc4 Nc3; E) 7.Nf3 0–0 (7...Nc6 8.d4 ed4 9.ed4 d5 10.b5 ab5 11.cb5 Na5) 8.d4 ed4 9.Nd4 Nc6 10.Ne6 fe6 11.a3 Qe8.

6.Nf3 Nc6 7.Nc3 (7.a3 e4 (7...Be7 8.Nc3 0–0 9.Be2 d5 10.cd5 Nd5 11.Qc2 f5; 7...h6 8.Nc3 e4 9.Nd4 Nd4 10.ed4 Be7 11.Be2 0–0) 8.Ng5 (8.Nd4 Nd4 9.Bd4 Be7 10.Nc3 c5 11.bc5 dc5) 8...Bf5= 9.d3 Ne5 10.de4 Ne4 11.Ne4 Be4; 7.Be2 Be7 (7...e4 8.Nd4 Nd4 9.Bd4 c5 10.Bf6 Qf6 11.Nc3 cb4; 7...Qd7 8.Nc3 Be7 9.0–0 0–0 10.a3 Bf5 11.d4 ed4; 7...g6 8.Nc3 Bg7 9.Ng5 Bf5 10.b5 ab5 11.cb5 Na5; 7...h6 8.Nc3 Be7 9.0–0 0–0 10.d4 Bf5 11.a3 ed4; 7...Bf5 8.0–0 Be7 9.Nc3 Nb4 10.d4 0–0 11.Qb3 a5) 8.Nc3 0–0 9.a3 d5 10.cd5 Nd5 11.Qc2 f5; 7.Qb3 Be7 8.Nc3 0–0 9.Be2 d5 10.0–0 b5 11.cd5 Nd5; 7.Ng5 Bf5 (7...Be7 8.b5 ab5 9.cb5 Nb4 10.Ne6 fe6 11.Qb3 Nbd5) 8.Nc3 h6 9.g4 Bg6 10.Nf3 Be7 11.Nh4 Bh7) 7...Nb4+= (7...Be7 8.Be2 0–0 9.0–0 Nb4 10.Qb3 c5 11.a3 Nc6) 8.Be2 (8.d4 ed4 (8...c5 9.de5 de5 10.Ne5 Bd6 11.Ng4 Bc7) 9.Nd4 Bd7+= 10.a3 Nc6 11.Be2 Be7) 8...c5 (8...Bf5 9.Qa4 (9.0–0 Qd7 10.Qb3 c5 11.d4 ed4) 9...Nc6 10.d4–/+ (10.Qb3 Qd7 11.d4 ed4) 10...Qd7 11.d5 Nd8) 9.0–0 (9.d4 Bf5 (9...cd4 10.ed4 e4 11.Ng5 Bf5) 10.0–0 e4+= (10...ed4 11.ed4 Be7) 11.Nh4 Bd7; 9.a3 Nc6 10.Ng5 Be7 11.0–0 Bd7) 9...Be7 (9...h6 10.a3 Nc6 11.Qb3 b5) 10.d4 (10.a3 Nc6 11.Ng5 Bd7) 10...0–0 (better is 10...ed4!? 11.ed4 cd4 12.Nd4 0–0=; 10...cd4 11.ed4 ed4) 11.d5+= (worse is 11.de5 de5 12.Ne5 Qc7+=) 11...Bd7 (11...Bf5 12.a3+=) 12.a3 Nc6 (better is 12...e4!? 13.Ne1 Nd3 14.Nd3 ed3 15.Bd3 Rb8+=) 13.dc6+/– Bc6 14.a4 (14.Qb3 Qa5+/–) 14...a5 (14...b6 15.Nd5+/–) 15.Qc2+– g6 (15...Qe8 16.Nb5 Be4 17.Qd2+–) 16.e4 (16.Rfd1 Qe8+–) 16...Nd7 17.Rfd1 (17.Nd5 f5+–) 17...Qc7 (17...f5 18.ef5 Rf5 19.Nd5+–) 18.Nd5 (18.Qd3 Nb6+–) 18...Bd5 19.cd5 f6 (19...f5 20.ef5 Rf5 21.Rab1+–) 20.Ra3 (20.Bd3 Rfc8+–) 20...Rfb8 21.Nd2 b6 22.Bb5 h5 23.Rg3 Kg7 24.Nf3 Rh8 25.Nh4 Rh6 26.Nf5 Kh7 27.Ne7 Nf8 28.Nc6 h4 29.Rg4 g5 30.Bc3 Ng6 31.Rb1 Nf4 32.Bc4 Kg7 33.Rb3 Qb7 34.Qb1 Kh8 35.Rb6 Qc7 36.Ba5 Qc8 37.Bc3 Qe8 38.a5 Rg6 39.a6 Rg8 40.a7 Qd7 41.Rb7 Qe8 42.Rb8 Qf7 43.Ra8 Ra8 44.Qb8 Rb8 45.ab8Q Kg7 46.Qd6 Qb7 47.Rg5 fg5 48.Qe5 Kg6 49.Qf6 Kh5 50.Qh8 Kg6 51.Ne5 1–0. Trokenheim,Marek (2175) – Korn,Lothar, remoteschach.de, 2010.

6.Nf3 Be7 A) 7.Nc3 0–0 (7...Nc6 8.a3 0–0 9.Be2 d5 10.cd5 Nd5 11.Qc2 f5) 8.Be2 Nc6 9.a3 d5 10.cd5 Nd5 11.Qc2 f5; B) 7.Be2 Nc6 (7...0–0 8.a3 a5 9.Nc3 ab4 10.ab4 Ra1 11.Qa1 Na6; 7...Qd7 8.Nc3 Nc6 9.0–0 0–0 10.a3 h6 11.d4 ed4) 8.Nc3 0–0 9.a3 d5 10.cd5 Nd5 11.Qc2 f5; C) 7.a3 Nc6 (7...0–0 8.Be2 Nc6 9.Nc3 d5 10.cd5 Nd5 11.Qc2 f5; 7...c5 8.bc5 Nc6 9.d4 ed4 10.ed4 d5 11.Nbd2 0–0; 7...Qd7 8.Nc3 Nc6 9.Bd3 0–0 10.Qc2 h6 11.0–0 Rfb8; 7...h6 8.Nc3 0–0 9.Bd3 Nc6 10.Qc2 Qe8 11.0–0 Qd7; 7...Bf5 8.Nc3 Nc6 9.g4 Bg6 10.Nh4 Be4 11.Rg1 h6) 8.Nc3 0–0 9.Be2 d5 10.cd5 Nd5 11.Qc2 f5; D) 7.Qb3 Nc6 (7...0–0 8.Nc3 Nc6 9.a3 Bf5 10.g4 Bg6 11.Bg2 Ne4; 7...a5 8.b5 Nbd7 9.Nc3 0–0 10.Ba3 e4 11.Ng5 Ne5) 8.Nc3 0–0 9.a3 Bf5 10.g4 Bg6 11.Bg2 h6; E) 7.d4= ed4 8.Nd4 Nc6 9.Nc3 Nd4 10.Qd4 c5 11.bc5 dc5.

5.a3 a6

6.Nc3= a5 7.Nf3 Be7 (7...ab4 8.ab4 Ra1 9.Qa1 Nc6 10.Qa4 Bd7 11.b5 e4+=; 7...Nbd7 8.d4 e4 9.Nd2 ab4 10.ab4 d5 11.Ra8 Qa8+=) 8.Be2 ab4 9.ab4 Ra1 10.Qa1 Na6 11.b5 Nb4 +=.

6.Nc3= c6 7.Nf3 Nbd7 (7...Be7 8.Be2 0–0 9.0–0 Nbd7 10.Ng5 Qc7 11.Qc2 b5+=; 7...a5 8.b5 Be7 9.Be2 0–0 10.0–0 Nbd7 11.Ng5 d5+=) 8.Ng5 (8.d4 Be7 9.Be2 0–0 10.0–0 ed4 11.Nd4 Qc7=) 8...Be7 (8...a5 9.Be2 ab4 10.Ne6 fe6 11.ab4 Ra1=) 9.Bd3 h6 (better is 9...Nf8!?+= 10.0–0 Bg4 11.Qc2 Ng6+=; 9...b5 10.Ne6 fe6 11.Qb3 d5=) 10.Ne6+– fe6 11.Bg6 Kf8 12.0–0 Kg8 13.f4 Nf8 14.Bd3 ef4 15.ef4 d5 16.Kh1 d4 17.Ne2 c5 18.Rf3 N6h7 (18...b6 19.Ng3+–) 19.bc5 Bc5 20.Qg1 b6 21.Nd4 (21.Bd4 Qd6+–) 21...Nf6 22.Raf1 Bd4? (22...Qd7 23.Bc2 Rc8+–) 23.Bd4 (23.Qd4?! Qd4 24.Bd4 N8d7+–) 23...N8d7 24.Rg3 Kf7 25.Qe3 Qe7 26.Bf5! Nc5 (26...ef5 27.Qe7 Double attack) 27.Rb1 ef5 (27...Rhb8+–) 28.Rg7!! Kg7 29.Qe7 Kg6 (29...Kg8 30.Qf6 Ne6 31.Qe6 Kf8 32.Qf6 Ke8 33.Re1 Kd7 34.Re7 Kd8 35.Bb6 Kc8 36.Qh8) 30.Qf6 Kh5 31.Qf5 Kh4 32.Bf6 1–0. waller – kzhh, internet, 2011.

6.Nc3= Nc6 A) 7.d3 d5 (7...Be7 8.Nf3 d5 9.Be2 d4 10.ed4 Nd4 11.0–0 0–0=; 7...Rb8 8.Nf3 Be7 9.Be2 0–0 10.0–0 Qd7 11.Rc1 Rfe8+=) 8.Nf3 Bd6 9.cd5 Nd5 10.Ne4 0–0 11.Nfg5 Bc8=; B) 7.Nf3 Be7 (7...d5 8.cd5 Nd5 9.d4 Nc3 10.Bc3 e4 11.Nd2 Bd5=; 7...Qd7 8.d4 ed4 9.ed4 Qe7 10.Be2 Bc4 11.0–0 Be2=) 8.Be2 d5 9.cd5 Nd5 10.d4 ed4 11.Nd4 Nc3=.

6.Nc3= d5 A) 7.Nf3 Nc6 (7...d4 8.Ne2 e4 9.Nfd4 Bc4 10.Ng3 Bd5 11.d3 Nbd7+/–; 7...dc4 8.Ne5 Bd6 9.Nc4 0–0 10.d4 c6 11.Nd6 Qd6+/–) 8.cd5 Nd5 9.d4 ed4 10.Nd4 Nd4 11.Nd5 Qd5=; B) 7.cd5 Nd5 8.Nf3 Nc6 9.d4 Nc3 10.Bc3 e4 11.Nd2 Bd5=; C) 7.Nd5 Nd5 8.cd5 Bd5 9.Be5 Nc6 10.Bc3 a5 11.b5 Ne7+=.

6.Nc3= Be7 A) 7.Be2 0–0 (7...Nc6 8.Nf3 d5 9.cd5 Nd5 10.d4 ed4 11.Nd4 Nc3=; 7...d5 8.cd5 Nd5 9.Nf3 Nc6 10.d4 ed4 11.Nd4 Nc3=) 8.Nf3 Nc6 9.d4 ed4 10.Nd4 Nd4 11.Qd4 c5=; B) 7.Nf3 0–0 (7...Nc6 8.d4 ed4 9.Nd4 Nd4 10.Qd4 c5 11.bc5 dc5=; 7...a5 8.Be2 ab4 9.ab4 Ra1 10.Qa1 Nc6 11.b5 Nb4+=) 8.Be2 Nc6 9.d4 ed4 10.Nd4 Nd4 11.Qd4 c5=.

6.d3 A) 6...Be7 A1) 7.Be2 d5 (7...a5 8.Nf3 c6 9.Nc3 ab4 10.ab4 Ra1 11.Qa1 0–0=; 7...0–0 8.Nf3 Ng4 9.0–0 a5 10.d4 ab4 11.ab4 Ra1+=) 8.Nf3 dc4 9.Ne5 cd3 10.Qd3 Nbd7 11.0–0 Ne5=; A2) 7.Nf3 Ng4 (7...Qd7 8.Be2 0–0 9.0–0 Nc6 10.Nc3 Rae8 11.Rc1 Bg4+=; 7...c6 8.Be2 a5 9.0–0 0–0 10.Nc3 Nbd7 11.Ng5 ab4=) 8.d4 0–0 9.h3 Nf6 10.de5 de5 11.Qd8 Rd8=; B) 6...Qd7 B1) 7.Nc3 Nc6 (7...Bf5 8.Nge2 Be7 9.Ng3 Bg6 10.Be2 0–0 11.0–0 Nc6+=; 7...Qc6 8.Nf3 Nbd7 9.Be2 Be7 10.0–0 0–0 11.Ng5 a5+=) 8.Nf3 Be7 9.Be2 0–0 10.0–0 Rae8 11.Rc1 Bg4+=; B2) 7.Be2 Be7 (7...Nc6 8.Nf3 Be7 9.Nc3 0–0 10.0–0 Rae8 11.Rc1 Bg4+=; 7...a5 8.b5 Be7 9.Nf3 0–0 10.0–0 Qc8 11.Nc3 Bf5+=) 8.Nf3 0–0 9.Nc3 Nc6 10.0–0 Rae8 11.Rc1 Bg4+=; B3) 7.Nf3 Nc6 (7...Be7 8.Be2 0–0 9.Nc3 Nc6 10.0–0 Bg4 11.Nd5 Be6+=; 7...Bg4 8.Be2 Be7 9.0–0 0–0 10.Nc3 Nc6 11.Nd5 Be6+=) 8.Nc3 Be7 9.Be2 Bg4 10.0–0 0–0 11.Nd5 Be6+=; C) 6...Nc6 C1) 7.Nc3 d5 (7...Be7 8.Nf3 d5 9.Be2 d4 10.ed4 ed4 11.Ne4 Ne4=; 7...Rb8 8.Be2 Be7 9.Nf3 0–0 10.0–0 Qd7 11.Ng5 Bf5+=) 8.Nf3 Bd6 9.cd5 Nd5 10.Ne4 0–0 11.Nfg5 Bc8=; C2) 7.Nf3 g6 (7...Bg4 8.Be2 Be7 9.0–0 0–0 10.Nc3 Qd7 11.Nd5 Be6+=; 7...Qd7 8.Be2 Be7 9.Nc3 Bg4 10.0–0 0–0 11.Nd5 Be6+=) 8.Be2 Bg7 9.0–0 0–0 10.Nc3 h6 11.Rc1 Re8=; D) 6...a5 D1) 7.Nf3 d5 (7...ab4 8.ab4 Ra1 9.Ba1 Na6 10.Bc3 c6 11.Be2 Be7=; 7...c6 8.Be2 ab4 9.ab4 Ra1 10.Ba1 Na6 11.b5 cb5=) 8.c5 Nfd7 9.Be2 Be7 10.0–0 0–0 11.Ne5 Ne5=; D2) 7.b5 Nbd7 (7...Be7 8.Nc3 0–0 9.Nf3 d5 10.Ne5 Re8 11.Be2 Nbd7+=) 8.Nf3 Be7 9.Nc3 Ng4 10.Be2 0–0 11.0–0 f5=; E) 6...d5 E1) 7.Nf3 dc4 (7...a5 8.c5 Nfd7 9.Be2 Be7 10.0–0 0–0 11.Ne5 Ne5=; 7...Nc6 8.Nbd2 Nd7 9.Qb3 dc4 10.dc4 f5 11.Rd1 Bd6=) 8.Ne5 Be7 9.Qf3 cd3 10.Bd3 Nbd7 11.Bc2 0–0=; E2) 7.Nd2 dc4 (7...a5 8.b5 Bd6 9.Ngf3 Nbd7 10.cd5 Nd5 11.Ne4 Qe7=) 8.Nc4 c5 9.Ne5 cb4 10.Ngf3 Bd6 11.Nc4 Be7=; E3) 7.cd5 Bd5 (7...Nd5 8.Be5 a5 9.b5 Nd7 10.Bb2 f6 11.e4 N5b6=) 8.Nf3 a5 9.b5 Nbd7 10.Nc3 Bd6 11.Nd5 Nd5=.

6.Be2 A) 6...e4 7.d3 a5 (7...Nc6 8.de4 Ne4 9.Qc2 f5 10.Bh5 Kd7 11.Ne2 Kc8+/– 1.00; 7...ed3 8.Bd3 a5 9.Nf3 ab4 10.ab4 Ra1 11.Ba1 Nc6+=) 8.de4 ab4 9.ab4 Ra1 10.Ba1 Ne4 11.Nf3 Na6+=; B) 6...d5 7.Nf3 Nc6 (7...e4 8.Nd4 a5 9.0–0 ab4 10.ab4 Ra1 11.Ba1 Be7+=; 7...a5 8.0–0 dc4 9.Ne5 Nbd7 10.Nc4 ab4 11.ab4 Bb4+=) 8.b5 Nb8 9.cd5 Bd5 10.Be5 ab5 11.Nc3 Bf3=; C) 6...Nc6 C1) 7.Nf3 d5 (7...e4 8.Ng5 Bf5 9.d3 Ne5 10.de4 Ne4 11.Ne4 Be4+=) 8.b5 Nb8 9.cd5 Bd5 10.Be5 ab5 11.Nc3 Bf3=; C2) 7.Qc2 Qd7 (7...Be7 8.Nf3 0–0 9.0–0 Qd7 10.Nc3 Rae8 11.Rac1 Bf5+=; 7...a5 8.b5 Ne7 9.Nf3 g6 10.0–0 Bg7 11.d4 ed4+=) 8.Nf3 Bf5 9.d3 Be7 10.0–0 0–0 11.Nc3 Bg4+=; D) 6...Be7 7.Nf3 (7.d3 0–0 8.Nf3 a5 9.0–0 ab4 10.ab4 Ra1 11.Ba1 Na6=) 7...a5 (7...0–0 8.0–0 a5 9.Nc3 Nbd7 10.Ng5 ab4 11.ab4 Ra1+=; 7...Qd7 8.d4 ed4 9.Nd4 0–0 10.0–0 Nc6 11.Nc3 Nd4+=) 8.0–0 ab4 9.ab4 Ra1 10.Ba1 0–0 11.Nc3 Na6=; E) 6...a5 7.Nf3 Be7 (7...ab4 8.ab4 Ra1 9.Ba1 Nc6 10.b5 Nb4 11.Qa4 c5+=; 7...Bg4 8.0–0 Be7 9.Nc3 0–0 10.d4 ab4 11.ab4 Ra1+=) 8.0–0 ab4 9.ab4 Ra1 10.Ba1 0–0 11.Nc3 Na6=.

6.Nf3 A) 6...Nc6 A1) 7.Nc3 Be7 (7...d5 8.cd5 Nd5 9.d4 Nc3 10.Bc3 e4 11.Nd2 Bd5=; 7...Qd7 8.d4 ed4 9.ed4 Bg4 10.Be2 Be7 11.0–0 0–0+=) 8.Be2 d5 9.cd5 Nd5 10.d4 ed4 11.Nd4 Nc3=; A2) 7.d3 g6 (7...Be7 8.Be2 0–0 9.0–0 Qd7 10.Nc3 Rfe8 11.Rc1 Bf5=; 7...Bg4 8.Be2 Be7 9.Nc3 Qd7 10.Nd2 Be2 11.Qe2 d5=) 8.d4 ed4 9.Nd4 Nd4 10.Bd4 Bg7 11.Bd3 0–0=; A3) 7.d4 ed4 8.Nd4 Nd4 9.Qd4 c5 10.bc5 dc5 11.Qd8 Rd8=; A4) 7.Be2 Be7 (7...e4 8.Ng5 Bf5 9.d3 Ne5 10.Ne4 Ne4 11.de4 Be4+=) 8.0–0 0–0 9.d4 ed4 10.Nd4 Nd4 11.Qd4 c6=; B) 6...Bg4 B1) 7.Be2 e4 (7...a5 8.0–0 Be7 9.Nc3 0–0 10.d4 ab4 11.ab4 Ra1+=; 7...Be7 8.Nc3 0–0 9.0–0 a5 10.d4 ab4 11.ab4 Ra1+=) 8.Nd4 Be2 9.Ne2 Nbd7 10.0–0 Ne5 11.Qb3 Qd7+=; B2) 7.h3 Bh5 8.Nc3 Nc6 9.Be2 e4 10.Ng5 Bg6 11.Qc2 Qe7+=; B3) 7.Nc3 Nbd7 (7...a5 8.Be2 ab4 9.ab4 Nc6 10.b5 Nb4 11.Ra8 Qa8+/–; 7...Nc6 8.Be2 d5 9.d4 ed4 10.Nd4 Be2 11.Nce2 Nd4+=) 8.Be2 Be7 9.0–0 0–0 10.d4 c6 11.Qc2 Re8+=; C) 6...Nbd7 C1) 7.Nc3 Nb6 (7...a5 8.d4 e4 9.Nd2 ab4 10.ab4 d5 11.Ra8 Qa8+=; 7...c6 8.d4 Be7 9.Be2 0–0 10.0–0 a5 11.b5 Qc7=) 8.d3 Be7 9.Be2 0–0 10.Qc2 Nfd7 11.Nd2 f5=; C2) 7.Ng5 Bf5 (7...Bg4 8.Be2 Be2 9.Qe2 a5 10.0–0 ab4 11.ab4 Ra1+=; 7...Be7 8.Be2 Nb6 9.d3 Bf5 10.Nc3 0–0 11.0–0 Qd7=) 8.Qf3 Bg6 9.Nc3 h6 10.Nge4 Ne4 11.Ne4 a5=; C3) 7.Be2 Be7 (7...Nb6 8.d3 Be7 9.0–0 0–0 10.Ng5 Qd7 11.Ne6 fe6+=; 7...a5 8.0–0 Be7 9.Nc3 Nb6 10.d3 0–0 11.Ng5 Bd7+=) 8.0–0 Nb6 9.Qc2 Qd7 10.d4 Bf5 11.Qb3 e4=; C4) 7.d4 e4 (7...Be7 8.Be2 0–0 9.0–0 e4 10.Nfd2 d5 11.cd5 Nd5+=; 7...a5 8.Nc3 e4 9.Nd2 ab4 10.ab4 d5 11.Ra8 Qa8+=) 8.Nfd2 d5 9.cd5 Bf5 10.Qc2 Bd6 11.Nc3 Qe7+=; D) 6...a5 D1) 7.d4 e4 (7...ed4 8.Nd4 ab4 9.ab4 Ra1 10.Ba1 Na6 11.Bd3 Be7+=) 8.d5 Bg4 9.h3 Bh5 10.g4 Bg6 11.Nh4 Nfd7=; D2) 7.Nc3 Be7 8.Be2 ab4 9.ab4 Ra1 10.Ba1 0–0 11.0–0 Na6=; D3) 7.d3 d5 (7...ab4 8.ab4 Na6 9.Bc3 c6 10.Be2 Be7 11.0–0 0–0=; 7...Be7 8.Be2 ab4 9.ab4 Na6 10.Bc3 0–0 11.0–0 Qd7=) 8.c5 Nfd7 9.Be2 Qf6 10.Qa4 c6 11.0–0 Be7=; D4) 7.Be2 Be7 (7...ab4 8.ab4 Ra1 9.Ba1 Be7 10.Nc3 c6 11.0–0 0–0+=; 7...Bg4 8.0–0 Be7 9.Nc3 0–0 10.d4 ab4 11.ab4 Ra1+=) 8.0–0 ab4 9.ab4 Ra1 10.Ba1 0–0 11.Nc3 Na6=; E) 6...Be7 E1) 7.d4 e4 (7...Nbd7 8.Be2 a5 9.0–0 ab4 10.ab4 Ra1 11.Ba1 0–0+=) 8.Ng5 Bf5 9.Qc2 d5 10.Nc3 h6 11.Nf3 a5=; E2) 7.Be2 a5 (7...Nc6 8.d3 0–0 9.0–0 Qd7 10.Nc3 Rfe8 11.Rc1 Bf5=; 7...0–0 8.0–0 a5 9.Nc3 ab4 10.ab4 Ra1 11.Qa1 Na6+=) 8.0–0 ab4 9.ab4 Ra1 10.Ba1 0–0 11.Nc3 Na6=.

5.a3 Nbd7

6.Qc2 Be7 7.Nf3 0–0 8.Be2 e4 9.Nd4 d5 10.Ne6 fe6 11.Nc3 c6 12.g4 Rc8 13.g5 Ne8 14.h4 Nd6 15.c5 Nf7 16.0–0–0 (better is 16.d3!? ed3 17.Bd3+= (17.Qd3?! Nfe5 18.Qd1 b6=)) 16...Nfe5 17.Rdg1 Rf2 18.Kb1 b6 19.Ba6 Rb8 (19...bc5?! 20.Bc8 Qc8 21.Nd1–+) 20.Nd1 Rf8 21.Rg2?! (21.g6 h6 22.cb6 Qb6 23.Be2–+) 21...b5 (better is 21...bc5 22.bc5 Qa5–+) 22.a4? (22.Qc3!?–/+) 22...Nc4 23.Nc3? (better is 23.ab5 Nb2 24.Qb2 Bc5 25.h5–+) 23...ba4 24.Bc4 dc4 (better is 24...Rb4 25.Bd5 ed5–+) 25.Qa4 a5 (25...Ne5 26.Ka1–+) 26.Ne4? (26.Qc6 Rb4 27.Na2–+) 26...Rb4 (26...ab4 27.Qc6 c3 28.Qe6 Kh8 29.Qd5 cb2 30.c6–+) 27.Qc6 Nc5 28.Nc5 Bc5 29.Qc5 Qd3 30.Kc1 Rb2 31.Qf8 Kf8 32.Kb2 Qb3 33.Kc1 a4 34.Rf1 Ke7 35.Rgf2?? (35.g6 hg6 36.Rff2–+) 35...a3 36.Rf7 Kd6 37.Ra7 a2 (better is 37...c3 38.Ra6 Kd5 39.e4 Kd4 40.Rd6 Ke5 41.dc3 Qc3 42.Kd1 Kd6 43.Rf2–+) 38.Ra6 Kc5 39.d4 (39.Ra2 Qa2 40.Rf7–+) 39...cd3 40.Kd2 (40.Ra5 Kb4 41.Rf4 Ka5 42.Ra4 Ka4 43.Kd2 Qc2 44.Ke1 a1Q) 40...Qc2 41.Ke1 Qe2 0–1. combijack (1750) – romast (1715), gameknot.com, 2012.

6.d3 Be7 7.Be2 0–0 8.Nf3 Ne8 (8...a5 9.0–0=) 9.0–0 f5 (9...Bf6 10.Nc3=) 10.Nbd2 (10.d4=) 10...Nef6 (10...Bf6!?=) 11.Ng5+/– Bf7 12.Nf7 (12.f4 a5+/–) 12...Rf7+= 13.Bf3 (13.f4 a5+=) 13...c6 14.Qc2 Nf8 (14...d5 15.Rfc1+=) 15.Rfe1 (15.Rab1 Ne6+=) 15...Ng6 16.g3 (16.Rec1 d5=) 16...f4 (16...d5 17.cd5 cd5 18.Rac1=) 17.ef4 (17.gf4 ef4 18.e4 Ne5+=) 17...ef4 18.Ne4 fg3 19.hg3 (19.fg3 Rf8+=) 19...Ne4 (19...Nd7 20.Bg4 d5 21.Nd2+=) 20.Be4 Nf8 21.d4 Bf6 22.d5 Bb2 (22...c5 23.bc5 dc5 24.Rad1+=) 23.Qb2 Qd7 (23...Qc7!?+=) 24.dc6+/– bc6 25.Rad1 (25.b5!? Rb8 26.bc6+/–) 25...Re8+= 26.Qd4 (26.b5 cb5 27.Qb5 Rfe7 28.Bd5 Kh8 29.Re7 Qe7+/–) 26...Rf6 (26...Rfe7 27.f3 Qh3 28.Qf2+=) 27.Bg2 Ne6? (27...Re1 28.Re1 Qc7 29.Re8+/–) 28.Qe4?? (better is 28.Qd6 Qd6 29.Rd6+–) 28...Rc8+/– 29.Bh3 Re8 30.c5 (30.Re2 Rh6 31.Bf5 a6+/–) 30...d5= 31.Qg4 (31.Qd3 Qf7=) 31...Qf7 32.Re2 Rg6 33.Qf5 Rf6 34.Qd3 Ng5 35.Re8 Qe8 36.Bg4 (36.Bg2 Qh5=) 36...Ne4 (36...h5 37.f4 hg4 38.fg5–+) 37.f4 (better is 37.Bf3!?=) 37...Qg6 (37...h5 38.Bf3 Ng3 39.b5 cb5 40.Kh2–/+) 38.Qf3 Ng5 (38...h5!? 39.Bh5 Qg3 40.Qg3 Ng3–/+) 39.Qe2 Ne4 40.Rd3 (40.Qf3 h5 41.Bh5 Qg3 42.Qg3 Ng3–/+) 40...Qf7 41.Kg2 g6 42.Bf3+= Re6 43.Re3 Qe7 44.Be4 d4? 45.Bd5!+– de3 46.Be6 Qe6 47.g4?? Qd5 48.Kg3+= Qb3 49.Kf3+/– Qa3 50.Qe3 Qe3 51.Ke3 Kf7 52.g5 Ke6 53.Ke4 a6 54.Ke3 Kd5 55.Kd3 Ke6 56.Ke4+– Kd7 57.Ke5 Ke7 58.Kd4 Ke6= 59.Ke4 Kd7 60.f5 gf5?? 61.Kf5+– Ke7 62.Ke5 Kd7 63.Kf6 Ke8 64.Kg7 Ke7 65.Kh7 (65.Kh7 Ke6 66.g6+–) 1–0. kostovist (1625) – CHED, internet, 2006.

6.Nf3 a6 7.Nc3 h6 8.d4 e4 9.Nd2 d5 10.cd5 Nd5 11.Nde4 Nc3 12.Bc3 Be7 13.d5 Bf5 14.Bg7 Rg8 15.Ng3 Bg6 16.Bh6 Bf6 17.Rc1 Ne5 18.f4 Nd7 19.f5 Bh7 20.Bf4 Be5 21.Be5 Ne5 22.Qh5 Rg7 (22...Rh8+–) 23.Be2 Qf6 24.Rc7 Bf5 (24...Qb6 25.f6! Qc7 26.fg7 Bg8+–) 25.Qh8 (25.Qh8 Rg8 26.Qg8#) 1–0. usingprogram (2015) – mzelazny, kurnik, 2012.

6.Nf3 c5 7.d4 cd4 8.ed4 Bf5 (8...e4!? 9.Nfd2 Bf5=) 9.de5+= de5 10.Ne5 Qe7 11.Qe2 Rd8 12.Nd7 Qe2 13.Be2 Rd7 14.0–0 Be7 15.Re1 0–0 16.Bf3 Re8 (16...Be6 17.c5+/–) 17.Nc3 (17.Bf6 gf6 18.Nc3 Be6+–) 17...Kf8 18.Rad1 Bd6 (better is 18...Rd1!? 19.Nd1 b6+–) 19.Re8+– Ke8 20.c5 Be5 21.Rd7 Bd7 22.Bb7 Ba4?? (22...Kd8+–) 23.Na4 Bb2 24.Nb2 Kd7 25.Nc4 Ne8 26.b5 Kc7 27.Bd5 (27.Bc6 Nf6+–) 27...f6 (27...f5 28.a4 Nf6 29.b6 Kb8 30.Bc6+–) 28.b6 ab6 29.cb6 Kb8 30.a4 f5 (30...Nc7 31.bc7 Kc7+–) 31.a5 Nf6 32.Bc6 Ne4 33.a6 1–0. Girvalakis,Spyridon – Badredin,Panagiotis, Ambelokipi op, 1999. (=1.a3 e5 2.b4 Nf6 3.Bb2 d6 4.e3 Be6 5.c4 Nbd7)

6.Nf3 c6 7.Be2 Be7 8.d4 e4 9.Nfd2 d5 10.0–0 0–0 11.Nc3 Qc7 12.cd5 cd5 13.Rc1 Qd8 14.Nb3 a6 15.Qd2 Rc8 16.Nc5 Nc5 17.dc5 Qc7 18.Qd4 Rfd8 19.Na4 Bf8 20.Nb6 Rb8 21.Rfd1 h6 22.Qe5 Qc6 23.Rd2 Nd7 24.Qg3 Nb6 25.cb6 Qb6?? (better is 25...Qa4+/–) 26.Bd4+– Qd6 27.Be5 b5 28.Bd6 Bd6 29.Qh4 Bf5 (29...Rdc8 30.Rdc2 Rc2 31.Rc2 Bf8+–) 30.Rd5 Bh2 (30...Be6 31.Rd4 (31.Qe4?! Bd5 32.Qg4 Be5+–) 31...Rd7 32.Qe4+–) 31.Qh2 Rd5 (31...Be6 32.Rd4+–) 32.Qb8 (32.Qb8 Kh7 33.Rc5 Rc5 34.bc5+–) 1–0. mrkt – nescas, internet, 2011.

6.Nf3 e4 7.Nd4 Be7 8.Be2 Ne5 9.Ne6 fe6 10.Be5 de5 11.Nc3 0–0 12.0–0 c5 13.b5 a6 14.a4 ab5 15.ab5 (better is 15.cb5!? Qd6 16.Qc2+/–) 15...Ra1= 16.Qa1 Nd7?? (better is 16...Qd2 17.Qa3 Qd7=) 17.Rd1 Bf6 18.Ne4 b6 19.Nf6 (better is 19.d3!?+–) 19...Qf6+/– 20.f3 Qg5 21.Qa7 Qf6?? (better is 21...Qe7+–) 22.Qd7 e4 23.f4 (23.Rf1 Rd8 24.Qc7 e5+–) 23...e5 24.Qd5 Kh8 25.Qe5 Qg6 (25...Qe5 26.fe5 Kg8 27.Bg4+–) 26.Bh5 Qh6 (26...Qf5 27.d4 ed3 28.Qf5 Rf5 29.Rd3+–) 27.Qg5 (better is 27.d4 ed3 28.Rd3 Qf6 29.Qf6 gf6+–) 27...Qd6 28.Qe5 Qd3?? (better is 28...Qh6 29.d4 cd4 30.Rd4 Qf6 31.Qf6 gf6+–) 29.Qc3 Qd6 (29...Qd7 30.d4 Qf5 31.Be2+–) 30.Ra1 (30.d3 Qe7+–) 30...h6 (30...Qe7 31.Qe5 Qe5 32.fe5+–) 31.Ra7 Rf6 32.Bg4 Qb8 33.Rd7 Qe8 34.Qe5 Qf8 (34...Qe5 35.fe5 Rf8 36.Bh5+–) 35.Qc7 (better is 35.Rc7!? Qg8 36.Rc6 Qc4+–) 35...Kh7 36.Rd8 Qf7 37.Qf7 (37.Qc8 Qc4 38.Rh8 Kg6+–) 37...Rf7 38.Rd6 g6 39.Be6 Ra7 40.Kf2 Ra2 41.Ke2 Ra1 42.Rb6 (42.Bd5!? Kg7+–) 42...Rg1 43.Kf2 Rd1 44.Rd6 h5 (44...Kg7 45.b6 g5 46.b7+–) 45.b6 Rb1 46.Bd5 Rb2 47.Be4 Kg7 48.b7 Kf8 49.Rd8 Ke7 50.b8Q Rb8 51.Rb8 Kd6 52.Rb5 h4 53.Kf3 h3 54.gh3 Ke7 55.Kg4 Kf6 56.Rc5 g5 57.Rd5 gf4 58.ef4 Ke6 59.c5 Kf6 60.c6 Ke6 61.c7 Kf6 62.c8Q Kg7 63.Qc6 Kf7 64.Rd7 Ke8 65.Qc8 1–0. Fournier,Frederic (1960) – eupevi (2035), Active, 2004.

6.d4 ed4

7.ed4 Qe7 8.Qe2 d5 9.c5 c6 (9...Bg4 10.f3 Bf5 11.Nc3+=) 10.f4 (10.Nd2!?=) 10...Ne4+= 11.Nf3 0–0–0 (11...Bg4 12.Nbd2+=) 12.b5 Nb8 (12...cb5 13.Nc3= (13.Qb5? Bg4 14.Qe2 Bf3 15.Qf3 Ng3 16.Kf2 Nh1 17.Kg1 Qe4–+)) 13.Nc3 (13.Nbd2 Bg4=) 13...Nc3 (13...Bg4 14.0–0–0+=) 14.Bc3 Qf6 (14...Re8 15.bc6 Nc6 16.Ne5=) 15.Ne5 Qf4 16.bc6 Nc6 17.Nc6 bc6 18.Qa6 Kd7 19.Qa7 (19.Qb7 Ke8 20.Qc6 Bd7+=) 19...Ke8= 20.Be2 Qe4 (20...Qe3!? 21.Bb4 Qd4–/+) 21.Kd2 (21.Rf1 Qg2 22.Qc7 Rc8=) 21...Qg2 22.Raf1 (22.Qc7 Be7 23.Rhe1 Bh4+=) 22...g6 23.Rhg1 (better is 23.Qb7!? Bh6 24.Kd1–/+) 23...Bh6 24.Kd1 Qe4 (24...Qh2 25.Qa4 Rb8 26.Rh1 Rb1 27.Kc2 Rc1 28.Rc1 Qe2 29.Kb1 Bc1 30.Qc6 Kf8 31.Rc1–/+) 25.Qb6 Bf4 26.Qb2? (better is 26.Rf4 Qf4 27.Rf1 Qh2 28.Qc6 Ke7 29.Ba5–/+) 26...Rb8–+ 27.Bb4 Bh2 28.Rh1 Bf4 29.Rh4 g5 30.Rhf4 gf4 31.Bf3 (31.Qc3 h5–+) 31...Qd3 32.Ke1 Bh3 33.Rf2 Kd7 34.Be2 (34.Qd2 Rhe8 35.Be2 Qb1 36.Qd1 Qe4–+) 34...Qg3 35.Qd2 (35.Qc3 Qg1 36.Kd2 Qf2 37.Qh3 Ke8–+) 35...Qg1 36.Bf1 Rhe8 37.Kd1 Bf1 (37...Re4 38.Rf4 Bf1 39.Re4 de4 40.Kc2–+) 38.Qf4 Be2 39.Kc2 Qd1 40.Kb2 Kc8 41.Rg2 Bd3 (41...Rb7 42.Qf5 Kb8 43.Qh7 Qd4 44.Kc1 Qa1 45.Qb1–+) 42.Kc3 (42.Qg4 Qg4 43.Rg4 Kd7–+) 42...f5 (better is 42...Qb1 43.Rb2 Qa1 44.Qg4 f5–+) 43.Rd2 (43.Qd2 Qd2 44.Kd2–+) 43...Qc1 44.Kb3 Bc4 (44...Rb4 45.ab4 Bc4 46.Ka4 Qa1 47.Ra2 Qa2) 45.Ka4 Ra8 46.Ba5 Ra5! 47.Ka5 Qa3 0–1. dannyboy238 – Argento1960, ChessWorld.net, 2004. (=1.c4 Nf6 2.b4 e5 3.a3 d6 4.Bb2 Be6 5.e3 Nbd7 6.d4 ed4)

7.Bd4 c5 8.Bb2 cb4 9.ab4 d5 10.c5 (10.Qb3 Qb6 11.Bc3 Qc6+=) 10...b6 11.Bd4 (11.Bb5 bc5 12.Bc6 Rb8+=) 11...bc5 12.bc5 Bc5 13.Bc5 (13.Nf3 0–0+=) 13...Nc5 14.Bb5 Bd7 15.Bd7 Qd7 16.Ne2 0–0 17.Nbc3 Nce4 18.0–0 Nc3 (18...Rfc8 19.Qd3–/+) 19.Nc3+= Rfd8 20.Qd4 Rdc8 21.Rfd1 Rc4 (21...a5 22.h3+=) 22.Qd3 Rac8 (22...Rc5 23.Na4 Ra5 24.Nc3 Ra1 25.Ra1+=) 23.Nd5 Nd5 (23...Qd5 24.Qd5 Nd5 25.Rd5 Rc1 26.Rd1 Rd1 27.Rd1+=) 24.Qd5 (24.e4 Nf6 25.Qd7 Nd7 26.Rd7 Rc1 27.Rd1 Rd1 28.Rd1 a5=) 24...Qd5+= 25.Rd5 Rc1 26.Rd1 Rd1 27.Rd1 a5 28.Kf1 Kf8 29.Ra1 Rc5 30.Ke2 Ke7 31.e4 Kd6 (31...g5 32.Kd3=) 32.Ke3 (32.Kd3 f5=) 32...Rb5 (32...g5 33.Kd4=) 33.f4 (33.h4 h5=) 33...Kc6 (33...Kc5 34.Ra3=) 34.g4 (34.Ra3 h5=) 34...Rb3 35.Kd4 Kb6 (35...Rb4 36.Kd3 a4 37.Rc1 Kb6 38.Rc8=) 36.e5 (36.Ke5 Rb5 37.Kd6 Rb4=) 36...Rb4 37.Ke3 a4 38.h4 Kb5 39.Ra3 (better is 39.g5!?+=) 39...Rb3 40.Rb3 ab3 41.Kd2 Kc4 42.Kc1 (42.f5 Kd5 43.f6 g5 44.hg5 Ke5–+) 42...Kd5 43.Kb2 (43.h5 Ke4 44.g5 g6 (44...Kf4?? 45.g6 fg6 46.hg6+–) 45.hg6 hg6–+) 43...Ke4 44.Kb3 Kf4 –+. Trkn – JS, casual game, 2001.

7.Bd4 c5 8.Bf6 Qf6 9.Nd2 Nb6 (9...d5 10.bc5 Bc5 11.Ngf3+=) 10.b5 d5 11.Rc1 Qb2 12.a4 Qb4 13.Qb3 (13.cd5 Bd5 14.Ne2 Qa4 15.Qa4 Na4+=) 13...Qa5 14.cd5 Bd5 (14...Nd5?! 15.Bc4 Rd8 16.Ngf3=) 15.Qc3 Qc3 16.Rc3 Na4 17.Ra3 Nb6 18.f4 (18.Rd3 a5 19.Nh3 a4–+) 18...c4 19.Ra1 c3 20.Ndf3 Bb4 21.Kd1 Rd8 22.Kc1 0–0 23.Nd4 (23.Kc2 Rfe8 24.Ra7 Re3–+) 23...Rfe8 24.Nh3? (24.Nge2 Re3 25.Nc2 Bc5 26.Ne3 Be3 27.Kc2 Be4 28.Kb3 c2–+) 24...Re3 (better is 24...Bc5!? 25.Nf2 Bd4 26.ed4 Re1 27.Nd1–+) 25.Nc2 Ree8 26.Ra7 Bc5 27.Ra1 (27.Ng5–+) 27...Bb3 28.Rb1 (28.Bc4 Nc4 29.Rb1–+) 28...Ba3! 0–1. Brehm,Thorsten – Naegelein,Albert (2065), 2. Nuernberger Open, 2002.

7.Bd4 Be7 8.Nf3 0–0 9.Bd3 h6 (9...c5 10.Bc3=) 10.Qc2 c6 (10...c5 11.bc5 Nc5 12.0–0=) 11.Qd2 (11.0–0!?+=) 11...d5 12.c5 Qc7 (12...b6 13.cb6 ab6 14.0–0=) 13.Nc3 b6 14.Bc2 (better is 14.cb6!? ab6 15.0–0=) 14...bc5–/+ 15.bc5 Bc5 16.Qd3 (16.0–0 Bg4–/+) 16...Bd4 (16...Bg4 17.0–0–+) 17.ed4 Qd6 18.0–0 Rfe8 19.Rfe1 Bg4 20.h3 Bf3 21.gf3 (21.Re8!? Re8 22.Qf3–/+) 21...Qf4 22.Ne2 Qh4 23.Kh2?? (better is 23.Kg2–+) 23...Qf2 24.Kh1 Re3 25.Qf5 (25.Rf1 Qe2 (25...Re2? 26.Rf2 Rf2 27.Kg1 Rc2 28.Qc2+–) 26.Qe2 Re2–+) 25...Re2 (better is 25...Rf3 26.Nf4 Rf4 27.Qd3–+) 26.Re2 Qe2 27.Rg1 Qe6 (27...Re8 28.Qd3–+) 28.Qf4 (28.Qe6 fe6 29.f4 c5–+) 28...Qh3 29.Qh2 Qh2 (better is 29...Qf3!? 30.Qg2 Qh5 31.Qh2 Qh2 32.Kh2–+) 30.Kh2 Rb8 31.Kg3 Rb2 32.Bf5 (32.Rg2 Kf8–+) 32...Nf8 (32...Nh5 33.Kh4 Ndf6 34.Bh3–+) 33.Ra1 (33.Kf4 g5 34.Ke3 Nh5–+) 33...Ng6 (better is 33...Nh5 34.Kg4 g6–+) 34.a4 Rb3 35.Bg6 fg6 36.a5 Ne4 37.Kf4 g5 38.Kf5 Rf3 39.Ke6 Kf8 40.Kd7 Rf6 41.Rb1 Rd6 42.Kc7 g4 43.Rb8 Ke7 44.Kb7 g3 45.Ka7 g2 46.Rb7 Kf6 47.a6 g1Q 48.Rb8 Qa1 49.Kb7 c5 50.Kc7 0–1. slavisa11 – Mirjana5, Live Game Caissa's Web, 2004.

6.Nf3 Be7

7.Nc3 0–0 8.Be2= Nb6 9.d3 Nfd7 (9...Re8 10.0–0=) 10.0–0 f5 (10...a5 11.Qd2=) 11.e4 (11.Nd2 Bf6=) 11...fe4 12.Ne4 Nf6 (12...c6 13.Rc1=) 13.Nfg5 (13.Qb3 Qd7=) 13...Bf5 (13...Bd7 14.d4 d5 15.Nf6 Bf6 16.Nh7 Kh7 17.de5=) 14.Ng3 (better is 14.Qb3 Kh8 15.Ng3=) 14...Bg6 (better is 14...Bd7=) 15.Ne6+/– Qd7 16.Nf8 Rf8 17.a4 Nc8 (17...Qe6 18.a5 Nbd7 19.d4+–) 18.a5 (18.Re1 c6+–) 18...c6 (18...d5 19.Be5 Bb4 20.a6 ba6 21.Ra6+–) 19.d4 e4 (19...Qe6 20.Qd2+–) 20.d5 cd5 21.cd5 a6 (21...b6 22.Re1+–) 22.Rc1 Bd8 (22...b5 23.Bf6 Bf6 24.Bg4+–) 23.Bf6 (better is 23.Re1+–) 23...Rf6? (23...gf6 24.Bh5 f5+–) 24.Bg4 Bf5 (24...Rf5 25.Rc4+–) 25.Nf5 (25.Rc8?! Qc8 26.Nf5 Rf5+–) 25...Rf5 26.Qc2 Ne7 27.Qe4 (worse is 27.Bf5 Qf5 28.f3 Qd5+–) 27...Re5 (27...g6+–) 28.Qe5! Qg4 1–0. Fournier,Frederic – Kessler,Meinrad (1635), PCM–2003–G4.29, 2005.

7.Nc3 Nb6 8.d4 ed4 9.Qd4 =.

7.d4 ed4 8.Nd4 Bg4 (8...0–0 9.Ne6 fe6 10.Bd3=) 9.Be2 Be2 10.Qe2 0–0 11.0–0 Re8 12.Nd2 Bf8 13.N2b3 g6 14.Rac1 White prepares the advance c5 14...Bg7 15.c5 (15.Rfd1 Qe7+=) 15...dc5 16.Nc5 Nc5 17.bc5 c6 18.Rfd1 Qe7 19.Nf3 Rad8 20.Rd8 Rd8 21.Bd4 Qc7 (21...Ne4 22.Qc2=) 22.Qb2+= Qe7 23.Rb1 Rb8 24.a4 Ne8 25.a5 (25.Qb4 Nf6+=) 25...Bd4 26.ed4 Nc7 27.Qd2 Nb5 28.Re1 Qd7 29.h4 (29.Qf4 Rd8 30.Kh1 Nc3+= (30...Nd4? 31.Rd1+–)) 29...Rd8 30.h5 Nd4? (better is 30...Re8 31.Re8 Qe8+=) 31.Nd4+– Qd5 (31...h6 32.hg6 fg6 33.Re5+–) 32.h6 f5 33.Re7 Qc5 (33...Rd7 34.Qe1 Re7 35.Qe7 Qf7+–) 34.Qe3 (34.Qe3 Rf8 35.Qe6 Kh8 36.Nc2+–) 1–0. schaep1 – Argento1960, ChessWorld.net, 2004. (=1.c4 Nf6 2.b4 e5 3.a3 d6 4.Bb2 Be6 5.e3 Nbd7)

7.d4 e4 8.Nfd2 a5 9.d5 =.

7.Be2 0–0 8.0–0 =.

7.Be2 h6 8.0–0 0–0 (8...Nb6 9.c5 Nc4 10.Bc3 dc5 11.Ne5 Ne5 12.Be5=) 9.d4+= ed4 10.Bd4 (10.Nd4 a5+=) 10...Re8 11.Nbd2 d5 (11...c5 12.Bb2=) 12.cd5 Bd5 13.Nc4 (13.Qc2 Bd6+=) 13...Ne4 (13...c5 14.bc5 Nc5 15.Qb1=) 14.Nfd2 (14.Rc1 Bf6=) 14...Ndf6 (14...Nd2 15.Qd2 c5 16.bc5 Bc5 17.Bc5=) 15.Qc2 (15.Ne4 Ne4 16.Rc1 Bf6=) 15...Nd2 (15...c5 16.bc5 Bc5 17.Bc5 Nc5 18.Rab1=) 16.Qd2 (16.Nd2 a5=) 16...Ne4 17.Qb2 Bf6 18.Bf6 (18.Rad1 Qe7=) 18...Qf6 19.Qf6 Nf6 =. BeerClark – Argento1960, ChessWorld.net, 2004. (=1.c4 Nf6 2.b4 e5 3.a3 d6 4.Bb2 Be6 5.e3 Nbd7 6.Nf3 Be7)

7.Be2 h6 8.d3 c5 9.b5 0–0 10.Nc3 Qc7 11.e4 b6 12.a4 a5 13.0–0 Nh7 14.Nd5 Bd5 15.ed5 Ndf6 16.h3 Rfe8 17.Re1 Kh8 18.Nh4 g6 19.Nf3 Ng8 20.Bf1 Ng5 21.Ng5 Bg5 22.Bc1 Bc1 23.Rc1 f5 24.g3 Kh7 25.Bg2 Nf6 26.Qc2 Qg7 27.Re2 Kh8 28.Rce1 Re7 29.f4 Nd7 30.fe5 Re5 31.Re5 Ne5 32.Kh2 Re8 33.Qd2 g5 34.Re2 Re7 35.Rf2 Rf7 36.Qe3 g4 37.h4 Kh7 38.Kh1 h5 39.Qd2 Qg6 40.Rf1 (40.d4 cd4 41.Qd4 Nd7+=) 40...Kg7 (40...Qh6 41.Qe2=) 41.Qe2 (41.d4!? Nd7 42.Kh2+=) 41...Rf6 42.Rd1 Nf3?? (better is 42...f4 43.Be4 Qf7+=) 43.Bf3+/– gf3 44.Qf3 f4 (44...Qg4!? 45.Kg2 Rg6 46.Qg4 fg4+–) 45.gf4+– (45.gf4 Kf7 46.Rg1+–) 1–0. Fournier,Frederic – FOFOL, Partie amicale, 3m + 0s, 2008.

7.Ng5 Bg4 8.f3 Bh5 =.

6.Nf3 g6

7.d3 Bg7 8.e4 0–0 9.h3 c6 10.Nc3 d5 11.ed5 cd5 12.c5 (12.Ng5 Qb6=) 12...d4 13.Ne2 (13.Ne4 Bd5–/+) 13...Nd5 14.Bc1 f5 (14...f6 15.Bd2–/+) 15.Ng5+= Qe7 16.Ne6 Qe6 17.Bb2 (17.h4 b6 18.cb6 ab6–/+ (worse is 18...N7b6 19.h5=; 18...Qb6?! 19.h5=)) 17...N7f6 (17...a5 18.Qb3–/+) 18.Qb3 Rad8 19.Qc4 Nc7 (19...f4 20.Rc1+=) 20.Qe6+= Ne6 21.g3 Rd7 22.Bg2 e4 23.Rd1 Rfd8 24.0–0 Ng5 25.Nf4 Re7 Black prepares the advance e3 26.Rfe1 e3 (better is 26...Ne6!?+=) 27.h4 Nf7 28.fe3 de3 29.Bf6 Bf6 30.Nd5 Re6 (30...Rd5!? 31.Bd5 Bd4+/–) 31.Nf6 Rf6 32.Re3 Ra6 (32...Rd7 33.d4+–) 33.d4 Rd7 34.d5 Rf6 (34...Nh6 35.b5 Rf6 36.d6+–) 35.Bf1 (35.Rde1 Kf8+–) 35...f4 (35...Kf8 36.Bb5 Rd8 37.d6 Nd6 38.cd6+–) 36.Re8 Kg7 37.Bh3 Rd8 38.Re7 Rb8 39.Be6 fg3 (39...Kf8 40.Rf7 Rf7 41.Bf7 Kf7+–) 40.Rf1 Rf1 41.Kf1 Rf8 42.b5 (better is 42.Rb7 Kf6 43.Bf7 Rf7 44.Rf7 Kf7 45.b5 g2 46.Kg2+–) 42...Kf6 43.Rf7 Rf7 44.Bf7 Kf7 45.a4 Ke7 46.a5 White prepares b6 46...Kd7 47.c6 Kc7 48.cb7 Kb7 49.d6 Kc8 50.b6 a6 (50...ab6 51.a6 b5 52.a7+–) 51.Kg2 h6 52.Kg3 g5 53.hg5 hg5 54.Kg4 1–0. Haeberlein,Guenther (1795) – Stitterich,Nadine, Stuttgart–chB, 2004.

7.d4 e4 8.d5 Bg4 9.h3 ef3 10.hg4 fg2 11.Bg2 Ne5 (11...Bg7!?+=) 12.g5+– Nfg4 13.Qe2 Qg5 14.f4 Qf5 15.fe5 Bg7 (better is 15...Ne5 16.Bd4 Bg7+–) 16.ed6 Bb2 17.Qb2 0–0–0 18.Rf1 (better is 18.Bh3!? Qe4 19.Bg4 Qg4 20.dc7+–) 18...Qd3 19.dc7 Rde8 20.e4 Ne3 21.Kf2 Ng2 22.Kg2 Qe4 23.Kg3 h5 (23...Qc4 24.Qf6 Qd5+=) 24.Qf6+– (24.Rf7 Qg4 25.Kh2 Re2 26.Qe2 Qe2 27.Kg1 Qb2–+) 24...Qg4 25.Kh2 h4 26.Qf3 (26.Qf7 Re2 27.Rf2 Qg3 28.Kh1 Rf2 (28...Qf2?! 29.Qf2 Rf2 30.Nc3–+) 29.Qf2 Qf2 30.Nd2 Qd2 31.d6 Qd3 32.b5 Qe4 33.Kg1 Qd4 34.Kh1 Qa1 35.Kh2 Qa2 36.Kg1 h3 37.d7 Kc7 38.Kf1 h2 39.d8Q Kd8 40.c5 h1Q) 26...Re2 27.Kh1 Qf3 28.Rf3 Re1 29.Kh2 Kc7 30.Rf7 Kb8 31.Rf2 h3 32.Rfa2 Rhe8 (32...Re3 33.a4+–) 33.Kh3 Rh1 34.Kg2 Reh8 (34...Ree1 35.Rb2+–) 35.Rf2 g5 36.c5 g4 37.d6 Kc8 38.Rf8! Rf8 39.Kh1 Rf1 40.Kg2 Rd1 41.a4 Kd7 42.a5 a6 43.Kg3 Rg1 44.Kf4 Kc6 45.Kf5 g3 46.Kf4 Kd7 47.Kf3 Ke6 48.b5! ab5 49.c6! Kd6 (49...bc6 50.a6 Passed pawn) 50.cb7 Kc7 51.a6 b4 (51...Rf1 52.Kg3 Rg1 53.Kf4 Rf1 54.Ke5 Rf8+–) 52.a7 Kb7 53.a8Q Kc7 54.Qa7 1–0. Fournier,Frederic (1745) – madarn (1745), rated blitz game, 2002.

5.a3 g6

6.Nf3 Bg7

7.d4 0–0 A) 8.de5 Nfd7 (8...Ng4 9.Qc2 Ne5 10.Ne5 de5 11.Nc3 Qh4=) 9.Qc2 Ne5 10.Ne5 de5 11.Nc3 Qh4=; B) 8.Nc3 ed4 (8...Nbd7 9.Be2 ed4 10.Nd4 Nb6 11.Ne6 fe6=) 9.Nd4 a5 10.Qf3 ab4 11.ab4 Ra1=; C) 8.Be2 ed4 (8...e4 9.Nfd2 a5 10.Nc3 d5 11.cd5 Bd5+=) 9.Nd4 c5 10.bc5 dc5 11.Ne6 fe6+=.

7.Be2 0–0 8.0–0 Nc6 (8...Qe7 9.d4 ed4 10.ed4 d5 11.Re1 Re8=; 8...a5 9.d4 ed4 10.Nd4 Qe7 11.Nd2 ab4=; 8...e4 9.Ng5 a5 10.f3 ef3 11.Nf3 ab4+=; 8...c5 9.d4 ed4 10.ed4 cb4 11.ab4 d5+=; 8...Ng4 9.h3 Nf6 10.d4 ed4 11.Nd4 Qe7+=; 8...Nbd7 9.d4 ed4 10.Nd4 Qe7 11.Nd2 a5=; 8...Qe8 9.d4 ed4 10.ed4 d5 11.Re1 Qd8+=) 9.b5 Ne7 10.d4 ed4 11.Nd4 a6=.

7.Be2 0–0 8.d3 c6 (8...a5 9.b5 Re8 10.0–0 h6 11.d4 Nbd7=; 8...Qe7 9.0–0 a5 10.b5 Re8 11.Ng5 Bf5+=; 8...Nc6 9.0–0 h6 10.Nfd2 Re8 11.Bf3 a6=; 8...h6 9.0–0 a5 10.d4 ab4 11.ab4 Ra1=; 8...Nbd7 9.0–0 a5 10.Ng5 ab4 11.Ne6 fe6+=; 8...Re8 9.0–0 a5 10.d4 Qe7 11.Nc3 ed4=) 9.Ng5 (9.0–0 Nbd7 10.Nbd2 Qe7 11.e4 a5=) 9...Bf5 (9...a5 10.0–0 Bf5 11.e4 Bd7=) 10.e4 Bd7 11.Nc3 (11.0–0 a5=) 11...Na6 (11...h6 12.Nf3=; 11...Nh5=) 12.0–0 Nc7 13.a4 h6 14.Nf3 Ne6 15.b5 Nf4 16.Ba3 Bg4 17.Ne5 (better is 17.h3!? Bh5 18.Bc1=) 17...Ne2–/+ 18.Ne2 de5 19.f3 Be6 20.Bf8 Bf8 21.bc6 Bc5 22.Kh1 bc6 23.Qc2 Nh5 24.f4 ef4 25.Nf4 Qh4 26.Nh5 Qh5 (26...gh5?! 27.Rac1=) 27.Qd1? (better is 27.h3!?–/+) 27...Bg4–+ 28.Qd2 (28.Qe1 Bd6 29.h4 Be2–+) 28...Bd6 29.h3 (29.g3 Bf3 30.Kg1 Bc5 31.Rf2 Rd8–+ (31...Bf2?! 32.Qf2 Rd8 33.Qe3–+)) 29...Qe5 30.Kg1 (30.Qf4 Qf4 31.Rf4 Bf4 32.hg4 Rb8–+) 30...Qh2 31.Kf2 Bf4 32.Qc2 Bh3 33.Ke1 (33.Rg1 Qg3 34.Kf1 Be3–+) 33...Bg4 (better is 33...Bg3!? 34.Kd1 Bg2 35.Rb1 Bf1 36.Qh2 Bh2 37.Kd2 Bf4 38.Kc3–+) 34.Rf4 Qf4 35.Rb1 (35.Qd2 Qh2 36.Kf2 f5–+) 35...Qe3 36.Kf1 Rd8 37.Rb3 (37.Re1 Qd3 38.Qd3 Rd3 39.e5–+) 37...Rd6 38.Rb8 Kg7 (better is 38...Kh7 39.e5 Rd4 40.Rb5 Rf4 41.Qf2 Qf2) 39.Qf2 Qc1 40.Qe1 Rf6 41.Kg1 Qe1 42.Kh2 Qf1 43.Rg8 Kg8 44.a5 0–1. Aubertin,Tim – Ratayczak,Hauke, SEM Meister qual2, 2004.

7.Be2 0–0 8.d4 e4 9.Nfd2 a5 10.Nc3 d5 11.cd5 Bd5 +=.

7.Be2 a5 A) 8.0–0 0–0 (8...ab4 9.ab4 Ra1 10.Ba1 0–0 11.d4 ed4=) 9.d4 ed4 10.Nd4 Qe7 11.b5 Nbd7=; B) 8.d4 0–0 (8...ab4 9.ab4 Ra1 10.Ba1 e4 11.Nfd2 d5=) 9.0–0 ed4 10.Nd4 ab4 11.ab4 Ra1=.

7.Be2 Nc6 8.0–0 (8.d4 ed4 9.ed4 d5 10.c5 Ne4 11.0–0 0–0=) 8...0–0 (8...e4 9.Ng5 0–0 10.f3 ef3 11.Nf3 Re8+=) 9.b5 Ne7 10.d4 ed4 11.Nd4 a6 =.

7.Be2 e4 A) 8.Nd4 0–0 (8...a5 9.d3 ab4 10.ab4 Ra1 11.Ba1 ed3+=; 8...Qe7 9.0–0 0–0 10.Nc3 c6 11.Qb1 d5+=; 8...d5 9.0–0 0–0 10.f3 a5 11.Nc3 ab4+=) 9.0–0 a5 10.f3 ef3 11.Rf3 d5=; B) 8.Ng5 Bf5 9.f3 d5 10.cd5 ef3 11.Nf3 0–0+=.

7.Be2 h6 8.0–0 (8.d4 0–0 9.0–0 a5 10.de5 Nfd7 11.Qb3 Ne5=) 8...a5 (8...Nbd7 9.d4 Qe7 10.d5 Bg4 11.Nc3 Nb6+=; 8...e4 9.Nd4 0–0 10.Nc3 a5 11.ba5 Ra5+=; 8...0–0 9.d4 Nbd7 10.d5 Bg4 11.Nbd2 c6+=; 8...Qe7 9.d4 Nbd7 10.d5 Bg4 11.Nc3 Nb6+=; 8...Bf5 9.d4 e4 10.Nfd2 0–0 11.Nc3 Qe7+=; 8...Qd7 9.d4 ed4 10.Nd4 Nc6 11.Ne6 Qe6+=; 8...Bg4 9.Nc3 Nbd7 10.d4 0–0 11.de5 de5+=; 8...Rh7 9.d4 Nbd7 10.Nc3 Bg4 11.h3 Bh5+/–; 8...a6 9.d4 0–0 10.Nc3 ed4 11.Nd4 Nbd7+=) 9.d4 0–0 10.de5 Nfd7 11.Qb3 de5+=.

5.b5 a6

6.Na3 A) 6...ab5 7.Nb5 c6 8.Nc3 d5 9.cd5 Nd5 10.Nf3 f6+=; B) 6...Be7 7.Nf3 (7.d4 ed4 8.Qd4 d5 9.cd5 Bd5 10.Rd1 ab5–/+; 7.Qa4 Nbd7 8.Qd1 ab5 9.Nb5 Nb6 10.Qb3 c6–/+; 7.Be2 d5 8.ba6 Na6 9.Nf3 e4 10.Nd4 Nc5+=) 7...ab5 8.Nb5 c6 9.Nc3 0–0 10.Be2 Nbd7+=; C) 6...Nbd7 7.Nf3 (7.ba6 Ra6 8.Nf3 Be7 9.Be2 Bg4 10.Nc2 e4+=; 7.d4 ed4 8.ba6 de3 9.ab7 ef2 10.Kf2 Ra7–/+) 7...ab5 8.Nb5 c6 9.Nc3 Be7 10.Be2 d5+=; D) 6...c6 7.bc6 (7.Qa4 Nfd7 8.Nf3 Nc5 9.Qc2 ab5 10.cb5 Bd5+=; 7.Nf3 ab5 8.cb5 Be7 9.Be2 0–0 10.Ng5 Bd5+=; 7.ba6 Na6 8.Nf3 Nc5 9.Be2 Qb6 10.Bc1 Be7+=; 7.Be2 d5 8.bc6 Nc6 9.Rb1 Qa5 10.cd5 Qd5–/+) 7...Nc6 8.Nf3 d5 9.Rb1 Ne4 10.Be2 Bd6+=; E) 6...e4 7.Qb3 (7.d4 d5 8.Qb3 Be7 9.ba6 b6 10.Ne2 Na6+=; 7.Rb1 Be7 8.f3 0–0 9.fe4 Ne4 10.d3 Nf6–/+; 7.d3 d5 8.Qa4 ed3 9.Bd3 Nbd7 10.b6 cb6–/+; 7.Qc2 d5 8.cd5 Bd5 9.Qa4 c6 10.Rb1 Ba2–/+; 7.ba6 Na6 8.Nb5 Be7 9.Nd4 Bd7 10.d3 Nc5+=; 7.Bd4 Nbd7 8.Qc2 d5 9.cd5 Bd5 10.Nb1 ab5–/+) 7...Nbd7 8.ba6 Nc5 9.ab7 Nb3 10.ba8R Qa8=; F) 6...Qe7 7.Nf3 (7.Be2 ab5 8.Nb5 c6 9.Nc3 d5 10.cd5 Nd5+=; 7.d4 ed4 8.Bd4 d5 9.cd5 Qb4 10.Qd2 Ne4–/+; 7.ba6 Na6 8.Nc2 Nc5 9.d4 Na4 10.Rb1 Nb2+=) 7...ab5 8.Nb5 Na6 9.Be2 c6 10.Nc3 Bg4=; G) 6...d5 7.ba6 (7.cd5 Bd5 8.Nc2 Bd6 9.Nf3 e4 10.Nfd4 0–0–/+; 7.Qc1 ab5 8.Nb5 c6 9.cd5 Nd5 10.Nc3 Nd7–/+) 7...Ba3 8.Ba3 dc4 9.Bb2 Ra6 10.Be5 Nbd7+=.

6.a4 c5 7.Be2 (7.Nf3 Be7 8.d4 ed4 9.ed4 d5 10.cd5 Bd5=; 7.ba6 Na6 8.Qb3 Be7 9.d3 Nb4 10.Nf3 Qa5+=; 7.d4 ed4 8.ed4 d5 9.cd5 Qd5 10.ba6 Na6=; 7.d3 Be7 8.Nf3 Nbd7 9.Be2 ab5 10.ab5 Ra1=; 7.bc6 Nc6 8.Nf3 Rc8 9.d4 ed4 10.Nd4 Nd4+=) 7...Be7 8.Nf3 0–0 9.0–0 Re8 10.d3 Bf5 =.

6.a4 d5 7.Nf3 (7.ba6 Na6 8.Be5 dc4 9.Na3 Ba3 10.Ra3+=; 7.cd5 Qd5 8.Nf3 Bd6 9.Nc3 Qb3 10.Qb3=; 7.Be5 dc4 8.ba6 Ra6 9.Na3 Ba3 10.Ra3+=) 7...e4 8.Nd4 Bg4 9.f3 Bd7 10.Qb3 =.

6.a4 Qe7 7.Nc3 (7.d4 ed4 8.Bd4 c5 9.Bb2 Nbd7 10.Nd2 d5=; 7.a5 e4 8.d4 ab5 9.cb5 Qd8 10.a6 d5=; 7.d3 c6 8.d4 ed4 9.Bd4 ab5 10.ab5 Ra1=; 7.Nf3 Nbd7 8.Be2 e4 9.Nd4 Ne5 10.Qb3 Nfd7=) 7...Nbd7 8.Nf3 Bg4 9.h3 Bh5 10.d3 Qd8 =.

6.Qa4 Be7 7.Nc3 (7.Nf3 Nbd7 8.d4 ab5 9.Qb5 c6 10.Qb3 e4+=; 7.ba6 Nc6 8.c5 Bd7 9.Bb5 0–0 10.Nf3 e4+=; 7.Be2 Nbd7 8.d4 ab5 9.Qb5 c6 10.Qb3 0–0+=; 7.d4 Nbd7 8.Nf3 ab5 9.Qb5 c6 10.Qb3 e4+=; 7.a3 Nbd7 8.d4 0–0 9.Qc2 ab5 10.cb5 ed4–/+; 7.Qa5 Nbd7 8.d4 ed4 9.ed4 0–0 10.d5 Bf5–/+) 7...Nbd7 8.Qc2 Nb6 9.ba6 ba6 10.Nf3 0–0 +=.

6.Qb3 Ra7 7.ba6 (7.Na3 Nbd7 8.d4 ed4 9.ed4 d5 10.c5 Be7=; 7.d4 ab5 8.Qb5 c6 9.Qb3 Nbd7 10.Nd2 b6+=; 7.Nf3 ab5 8.Qb5 Bd7 9.Qb3 Ba4 10.Qc3 Nbd7+=; 7.Nc3 Be7 8.Nf3 0–0 9.d4 ed4 10.Nd4 Nbd7=) 7...Na6 8.d4 e4 9.Ne2 Be7 10.Nbc3 c6 =.

6.Qb3 ab5 7.Qb5 Nbd7 8.Bc3 Ra7 9.d4 c6 10.Qb3 +=.

6.Qb3 b6 7.Be2 (7.ba6 Na6 8.d4 ed4 9.Bd4 Be7 10.Bd3 0–0+=; 7.d4 ab5 8.Qb5 c6 9.Qb3 Nbd7 10.Nf3 e4+=; 7.Qa4 Be7 8.d4 Nbd7 9.ba6 0–0 10.Nf3 ed4+=; 7.Nf3 ab5 8.Qb5 Bd7 9.Qb3 e4 10.Nd4 Na6+=; 7.a4 Be7 8.Nf3 0–0 9.Nc3 Nbd7 10.d4 ed4+=; 7.Nc3 ab5 8.Qb5 c6 9.Qb3 b5 10.d4 ed4–/+) 7...ab5 8.Qb5 c6 9.Qb3 e4 10.Bd4 Nbd7 =.

6.Qb3 Qd7 7.Qa4 (7.b6 cb6 8.Qb6 Qc8 9.d4 Nbd7 10.Qb3 Rb8+=; 7.d4 ab5 8.d5 Bf5 9.cb5 Be7 10.Nf3 0–0+=; 7.ba6 Ra6 8.Nf3 Rb6 9.Qc3 Nc6 10.d4 ed4+=; 7.a4 Be7 8.d4 ed4 9.Bd4 0–0 10.Nf3 ab5+=; 7.Nc3 ab5 8.Qb5 c6 9.Qb3 b5 10.d4 ed4+=; 7.Na3 ab5 8.Nb5 c6 9.Nc3 b5 10.d4 ed4+=) 7...Be7 8.d4 ed4 9.Bd4 c5 10.Bb2 b6 +=.

6.Qb3 Nbd7 7.ba6 (7.d4 Be7 8.Nf3 ab5 9.Qb5 c6 10.Qb3 e4+=; 7.Nc3 ab5 8.Qb5 c6 9.Qb3 b5 10.d3 Be7–/+) 7...ba6 8.d4 Rb8 9.Qc2 ed4 10.Bd4 Be7 +=.

6.Qb3 Be7 7.Nf3 (7.d4 Nbd7 8.Nf3 ab5 9.Qb5 c6 10.Qb3 e4+=; 7.ba6 ba6 8.d4 Nbd7 9.Nf3 Rb8 10.Qc2 0–0+=) 7...Nbd7 8.ba6 ba6 9.Qc2 Rb8 10.d4 0–0 +=.

6.Nc3 ab5 7.Nb5 (7.cb5 d5 8.Nf3 Bd6 9.Be2 0–0 10.Qc2+=) 7...c6 8.Nc3 d5 9.cd5 Nd5 10.Nf3 +=.

6.Nc3 Nbd7 7.Nf3 (7.d4 ab5 8.d5 Bg4 9.f3 b4 10.Nb1 Bf5–/+; 7.ba6 Ra6 8.d4 Be7 9.Nf3 0–0 10.Bd3 ed4=; 7.a4 Be7 8.d4 ab5 9.ab5 Ra1 10.Qa1 ed4+=) 7...ab5 8.cb5 (8.Nb5 c6 9.Nc3 Be7 10.Be2 0–0+=) 8...Nd5 (8...d5 9.Be2 Bd6 10.Qc2 Bg4+=) 9.a4 (9.d4 Nc3 10.Bc3 e4=) 9...Be7 (9...Nc5 10.d4 Nc3=) 10.Be2 (10.d4 Bf6=) 10...0–0 11.0–0 N7f6 12.Nd5 Nd5 13.d4 e4 14.Nd2 f5 15.a5 f4 16.a6 fe3 17.Ne4 ba6 18.ba6 ef2 19.Rf2 Rf2 20.Nf2 Ne3 21.Qd3 Bg5 22.Bf3 Bd5? (22...d5!?+=) 23.Bd5 Nd5 24.Qc4 c6 25.Qc6 Ne7 26.Qb5 h6 27.Qe2 d5 28.Qe6 Kh8 29.Ng4 Qc8 (29...Qc7 30.Ne5 Bf6 31.Kh1+–) 30.Qe2 (better is 30.Qc8!? Nc8 31.Ne5+–) 30...Nf5 31.Qd3 g6 32.Ne5 Kh7 33.Ng6! 1–0. Zylla,Johannes – Valder,Jonathan, corr Partridge mem–6, 1995.

6.Nc3 Be7 7.d4 (7.Nf3 0–0 8.d4 ab5 9.de5 de5 10.Ne5 Qd1+=; 7.Qf3 c6 8.bc6 Nc6 9.Rb1 Rc8 10.Ba1 Qd7+=) 7...ab5 8.de5 de5 9.Qd8 Bd8 10.cb5 c5 +=.

6.d4 ab5 7.d5 Bf5 8.cb5 Bb1 9.Rb1 Ra2 10.Bc4 +=.

6.Qf3 Ra7 7.Nc3 (7.a4 Bg4 8.Qg3 ab5 9.cb5 Nbd7 10.d4 Be6+=; 7.Na3 d5 8.ba6 Nbd7 9.cd5 Bd5 10.Qd1 Bd6+=; 7.ba6 Na6 8.Qd1 Be7 9.Nf3 0–0 10.Nc3 e4+=) 7...Nbd7 8.ba6 Ra6 9.c5 Bg4 10.Qg3 Ra5 +=.

6.Qf3 ab5 7.Qb7 Nbd7 8.Qc6 bc4 9.Bc4 Bc4 10.Qc4 +=.

6.Qf3 c6 7.a3 (7.Nc3 ab5 8.cb5 d5 9.bc6 Nc6 10.Bb5 Bd6–/+; 7.bc6 Nc6 8.Nc3 Rc8 9.Rc1 d5 10.cd5 Nd5–/+; 7.a4 ab5 8.cb5 Be7 9.Nc3 0–0 10.Nh3 Qb6+=) 7...ab5 8.cb5 Be7 9.Nc3 0–0 10.Nh3 d5 +=.

6.Qf3 Nbd7 7.Qb7 (7.ba6 Ra6 8.Nc3 c6 9.Rb1 Nb6 10.c5–/+) 7...ab5 8.Qc6 bc4 9.Bc4 Bc4 10.Qc4 +=.

6.a4 ab5

7.ab5 Ra1 8.Ba1 Nbd7 9.d4 +=.

7.ab5 Ra1 8.Ba1 Nbd7 9.Nf3 Be7 10.Be2 =.

7.ab5 Ra1 8.Ba1 Be7 9.Nf3 (9.d4 Nbd7+=) 9...0–0 (9...Nbd7 10.Be2+=) 10.Be2= c6 (10...Qd7 11.0–0=) 11.bc6 (11.Nc3 cb5 12.Nb5 Bd7=) 11...bc6 12.0–0 h6 (12...Nbd7 13.d4=) 13.Qc2 (13.d4 e4 14.Nfd2 Nbd7=) 13...Nbd7 (13...Na6 14.Bc3=) 14.Nc3 Qc7 (14...Qa5 15.d4=) 15.Rb1 (15.d4 Rb8=) 15...Rb8 (15...d5 16.cd5 cd5 17.Qd1=) 16.d4 (16.Rb8 Qb8 17.d4 Qb7=) 16...Rb1 17.Qb1 Qb6 (17...Qa5!?=) 18.Qb6+/– Nb6 19.de5 Ne8 (19...Nfd7 20.ed6 Bd6 21.Ne4+/–) 20.ed6 Bd6 21.Ne4 (better is 21.Nd4!?+/–) 21...Bc4= 22.Bc4 (22.Kf1 Bd5 23.Nd6 Nd6=) 22...Nc4 23.Nd6 (23.Nd4 Be5=) 23...Ned6 24.Bd4 (24.Ne5 Ne5 25.Be5 Nc4=) 24...Nb5 (24...Ne4 25.Ba7+=) 25.Bc5 (25.Kf1 g5=) 25...f6 26.Nd4 Ne5 27.Nb5 (27.Bb4 Kf7=) 27...cb5+= 28.Kf1 Kf7 29.Ke2 h5 30.h3 (30.f4 Nc4=) 30...g6 (30...Ke6 31.e4+=) 31.f3 (31.f4 Nc4=) 31...Ke6 32.g4 (32.e4 h4=) 32...hg4 (32...Kd5 33.Ba3+=) 33.hg4 f5 (33...Kd5 34.Be7 f5 35.g5+=) 34.gf5= gf5 ½–½. valpa – M54, playchess.de, 2002.

7.cb5 c5 8.Nf3 Be7 9.Be2 0–0 10.0–0 Nbd7 +=.

7.cb5 c6 8.Nf3 e4 (8...Be7 9.Be2+=) 9.Nd4 Be7 (9...Bd7 10.d3=) 10.Ne6 fe6 11.Nc3 0–0 12.Qb3 (better is 12.d3=) 12...c5?? (better is 12...d5+=) 13.Qe6+– Kh8 14.Bc4 h6? (better is 14...Nbd7!?+–) 15.Ne4 Ne4 (15...Qd7 16.Bf6 Bf6 17.Nf6 gf6+–) 16.Qh6 1–0. OrangAttackMan – PolitePredator, ChessWorld.net, 2011.

7.cb5 Nbd7 8.d4 +=.

6.a4 Nbd7

7.Nc3 Nb6 8.d3 d5 9.ba6 ba6 10.cd5 Nbd5 +=.

7.d4 ed4 8.Bd4 ab5 9.cb5 d5 10.Nf3 =.

7.d4 Be7 8.Nd2 ed4 9.Bd4 Nc5 10.Ngf3 0–0 =.

7.Nf3 ab5 8.ab5 Ra1 9.Ba1 Be7 10.Be2 =.

6.a4 e4

7.a5 Nbd7 8.Nc3 Nc5 9.Na4 d5 10.Nc5 Bc5 +=.

7.a5 Nbd7 8.d4 ed3 9.Bd3 Ne5 10.Ra4 +=.

7.Qb3 Nbd7 8.Bd4 Nc5 9.Bc5 dc5 10.ba6 ba6 +=.

7.Qc2 Nbd7 8.d3 ed3 9.Bd3 Nc5 10.Bf5 d5 +=.

7.Qc2 Nbd7 8.Ne2 ab5 9.ab5 Ra1 10.Ba1 =.

7.Nc3 Nbd7 8.ba6 Ra6 9.f3 Ne5 10.Nd5 c6 +=.

7.Nc3 Nbd7 8.f3 Ne5 9.fe4 Bc4 10.Bc4 +=.

7.d3 ab5 8.ab5 Ra1 9.Ba1 d5 10.cd5 +=.

7.d4 ab5 8.d5 Bg4 9.Qb3 ba4 10.Qb7 +=.

7.Bd4 ab5 8.ab5 Ra1 9.Ba1 Nbd7 10.Bd4 d5 +=.

6.a4 Be7

7.d4 ed4 8.Bd4 0–0 9.Nf3 ab5 10.cb5 =.

7.Nf3 0–0 8.Be2 ab5 9.ab5 Ra1 10.Ba1 =.

7.Nf3 0–0 8.Be2 Nbd7 9.Qc2 (9.0–0 h6=) 9...Bg4 (9...e4 10.Nd4=) 10.0–0 ab5 11.ab5 Ra1 12.Ba1 Nc5 (12...c6 13.Nc3=) 13.d4 ed4 14.Nd4 (14.Bd4 Qc8=) 14...Re8 15.Bg4 (15.Rd1 Be2 16.Ne2 Nfd7=) 15...Ng4 16.Nc3 Bg5 (16...Bf6 17.Nd5=) 17.Nf5 (17.Nd5!?+=) 17...g6= 18.h3 gf5 (18...Ne5 19.Nd4=) 19.hg4+= fg4 (19...f4 20.e4=) 20.Qf5 h5 (20...Re6 21.Qg4 Rg6 22.Ne4+=) 21.Nd5+/– Ne4 22.f4 gf3? (better is 22...Ng3 23.Qg5 Qg5 24.fg5 Nf1 25.Nf6 Kf8 26.Ne8 Ne3 27.Nc7 Nc4+–) 23.Rf3+– f6 (23...Re7 24.Rg3!! Re5 25.Be5 Ng3 26.Bg3 Kg7+–) 24.Qg6 Kf8 25.Bf6 Bf6 26.Nf6 (26.Nf6 Qf6 27.Rf6 (27.Qf6?! Nf6 28.Rf6 Kg7=) 27...Nf6 28.Qf6 Kg8 29.Qg6 Kf8 30.b6 cb6 31.Qd6 Kf7 32.Qd7 Kf8 33.Qf5 Kg7 34.Qh5+–) 1–0. pierre – choxon, internet, 2006.

7.Nf3 0–0 8.Ng5 Bg4 9.Be2 Be2 10.Qe2 h6 +=.

7.h3 0–0 8.d3 ab5 9.ab5 Ra1 10.Ba1 c6 11.bc6 Nc6 12.Nf3 h6 13.Be2 Qc7 0–1. Knabe,Johan – Casser,Aaron, QD.2007.0.098, 2007.

6.Qa4 Nbd7

7.ba6 Ra6 8.Qc2 Qa8 9.Nc3 Rc6 10.Qb3 Be7 +=.

7.Nc3 ab5 8.Qb5 c6 9.Qb3 b5 10.d3 Nc5 –/+.

7.d4 ab5 8.Qb5 c6 9.Qb3 ed4 10.Bd4 b5 +=.

7.d4 ab5 8.Qb5 c6 9.Qb3 Be7 10.Nd2 +=.

6.ba6 Ra6

7.Nc3 Be7 8.Nf3 0–0 9.d4 ed4 10.Nd4 Nbd7 =.

7.d4 ed4 8.ed4 Qe7 9.Qe2 Bf5 10.Nc3 +=.

7.d4 ed4 8.ed4 Be7 9.Bd3 0–0 10.Nf3 Bg4 =.

7.Be2 Rb6 8.Bc3 Nc6 9.Nf3 Be7 10.0–0 0–0 =.

7.Nf3 Be7 8.d4 e4 9.Nfd2 Rb6 10.Qc2 =.

7.Nf3 Be7 8.d4 e4 9.Nfd2 Bf5 10.Nc3 Nc6 =.

6.ba6 Na6

7.d4 ed4 8.Bd4 Be7 9.Nf3 0–0 10.Be2 +=.

7.Be2 e4 8.f3 Nh5 9.g3 Nf6 10.Bf6 Qf6 =.

7.Nf3 Be7 8.Be2 0–0 9.0–0 Nc5 10.Nc3 Bg4 11.d4 ed4 12.ed4 Ne6 13.d5 Nf4 14.Nd4 Ne2 15.Nde2 Re8 16.f3 Bc8 17.Qd4 c6 18.Ng3 Qa5 19.Rfe1 Bd7 20.Nge4 c5 21.Qf2 Nh5 22.Qc2 f5 23.Nf2 Bf6 24.Nd3 Re1 0–1. Pech,Jaroslav (2045) – Berger,Waltraud (1660), 04. VCC–Open, 2001.

7.Nf3 Be7 8.Be2 0–0 9.0–0 Nc5 10.d4 +=.

5.b5 c5

6.bc6 bc6 (6...Nc6 7.Nf3 Rc8 (7...Be7 8.d4 e4 9.Nfd2 d5 10.cd5 Bd5=; 7...e4 8.Nd4 Be7 9.Ne6 fe6 10.d4 d5=; 7...Qb6 8.Qb3 Nd7 9.Nc3 Qb3 10.ab3 Nc5=; 7...d5 8.cd5 Qd5 9.Nc3 Qd7 10.Bb5 Bd6=) 8.d4 e4 9.d5 ef3 10.de6 fe6+=) 7.Nf3 (7.Nc3 Nbd7 8.Rb1 Rb8 9.Be2 d5 10.Nf3 Bf5–/+) 7...Nbd7 (7...Be7 8.Nc3 Nbd7 9.Ng5 Bg4 10.f3 Rb8+=; 7...Na6 8.Nc3 Rb8 9.Rb1 Be7 10.Be2 Qa5+=) 8.Be2 (8.Nc3 Rb8 9.Qc2 Bg4 10.Be2 d5+=) 8...Be7 (8...Rb8 9.Qc2 Be7 10.0–0 Bf5+=) 9.0–0 (9.Nc3 0–0 10.0–0 Rb8+=) 9...0–0 (9...Rb8 10.Qc2 Bf5+=) 10.Qc2 (10.Nc3 Rb8+=) 10...Qc7 (10...Rb8+=) 11.d3 Rab8 12.Nbd2 Rb7 13.Rab1 Rfb8 14.Bc3 d5 15.cd5 cd5 16.d4 (16.Rb7!? Rb7 17.Rc1+=) 16...e4–/+ 17.Ne1? (17.Rb7 Rb7 18.Ne5 Ne5 19.de5 Nd7–/+) 17...Bg4 (17...Rb1!? 18.Nb1 Rb1 19.Qb1 Qc3 20.Bb5–+) 18.f3 (18.Rb7 Rb7 19.f3 Bh5+=) 18...Bf5 (18...Rb1!? 19.Nb1 ef3 20.gf3 Bh3–+) 19.Rb7+= Rb7 20.fe4 (20.fe4 Be4 21.Ne4 Ne4 22.Ba1–/+). Hasler,Ueli – Moura,Fabio (1835), CiF, 2005.

6.d3 Nbd7 7.Nf3 h6 8.Be2 Be7 9.0–0 0–0 10.d4 Qc7 11.de5 de5 12.Qc2 Bg4 13.Nc3 Rfe8 14.Rfd1 Rad8 15.a4 b6 16.e4 Bf8 17.a5 Bh5 (17...ba5 18.Nd5 Nd5 19.cd5+=) 18.Nd5+/– Nd5 19.cd5 Bd6 20.ab6 ab6 21.Ra6 Ra8 22.Rda1 Ra6 23.ba6 f6 (23...Ra8 24.Qa4+=) 24.Qb3 Ra8 25.Bb5 Ra7 26.Bd7 Qd7 27.Qb6 Qc7 28.Qb3 (28.Qc7 Bc7 (28...Rc7?? 29.a7 Rc8 30.a8Q Ra8 31.Ra8 Kf7 32.Ra7 Kg8 33.Ba3+–) 29.Bc1 Bd6+–) 28...Kf8 29.Nd2 Be2 30.Nc4 Ke7 (30...Qb8 31.Qb8 Bb8 32.Ba3+–) 31.f3 (31.Qc2 Bc4 32.Qc4 Qb8+–) 31...Bc4 (31...Qb8 32.Qb8 Bb8 33.Na5 Ra6 34.Nc6 Rc6 35.dc6+–) 32.Qc4 Qb6 33.Bc3 Ra8 34.Qa4 c4 35.Kf1 Qb3 36.Qb3 cb3 37.Ke2 Bc5 38.Kd3 Ba7 (38...Rc8+–) 39.Kc4 Rb8 40.Bb4 Kd7 41.Kb3 Bc5 (41...Rc8 42.Rd1+–) 42.Ra4 (better is 42.a7 Ba7 43.Ra7 Kd8 44.Rg7+–) 42...Kc7 (42...Ba7 43.Kc4+–) 43.Kc4 Bf2 44.a7 Ra8 45.Bc5 Be1 (45...Bc5 46.Kc5 h5 47.Kb5+–) 46.Ra6 Kb7 47.Rb6 Kc8 48.Rc6 Kd7 (48...Kb7 49.Re6 Ba5 50.Re7 Ka6 51.Rg7+–) 49.Kb5 Bc3 50.Ka6 1–0. Raue,Thorsten (1825) – Jonas,Alexander (1650), Muensterland Verbandsklasse–B, 2007.

6.Nf3 Nbd7 7.Ng5 A) 7...Be7 8.Qf3 (8.Ne6 fe6 9.Qf3 Qb6 10.a4 d5 11.a5=) 8...Qb6 9.Ne6 fe6 10.a4 d5= 11.a5=; B) 7...Bg4 8.Be2 Be2 9.Qe2 d5 10.cd5 h6= 11.Nh3=.

6.Nf3 Be7 A) 7.d4 A1) 7...e4 8.Nfd2 (8.Ng5 Bf5 9.f3 h6 10.Ne4 Ne4 11.fe4=) 8...a6 9.ba6 Na6 10.Nc3 Bf5= 11.Qa4=; A2) 7...cd4 8.ed4 e4 9.Nfd2 d5 10.Nc3 0–0= 11.cd5=; A3) 7...ed4 8.ed4 d5 9.Ng5 A31) 9...Bf5 10.dc5 Bc5 (10...h6= 11.Nf3=) 11.Qe2+=; A32) 9...Bg4 10.f3 Bf5 11.dc5+=; B) 7.Be2 B1) 7...0–0 B11) 8.d3 a6 9.ba6 Ra6 10.0–0 Nc6 11.Ng5=; B12) 8.0–0 a6 (8...Nbd7 9.Ng5 a6 10.Ne6 fe6 11.ba6=) 9.a4 ab5 (9...Nbd7 10.d3 ab5= 11.ab5=) 10.ab5 Ra1 11.Ba1=; B13) 8.Nc3 Qc7 9.0–0 a6 10.Ng5 ab5 11.Nb5=; B2) 7...a6 8.ba6 (8.Qa4 Nbd7 9.d4 ed4 10.ed4 Nb6 11.Qc2+=) 8...Na6 9.d4 (9.0–0 0–0 10.Nc3 Nb4 11.Ng5=) 9...cd4 (9...ed4 10.ed4 d5 11.cd5=) 10.ed4 e4= 11.Nfd2=.

6.Nf3 a6

7.a4 A) 7...ab5 8.ab5 Ra1 9.Ba1 Be7 10.Be2 0–0= (10...Nbd7 11.0–0=) 11.0–0=; B) 7...Be7 8.d3 (8.d4 ed4 9.ed4 d5 10.cd5 Bd5= 11.ba6+=) 8...0–0 9.Be2 Nbd7 10.0–0 ab5 11.ab5=.

7.Qa4 A) 7...Be7 8.Be2 (8.d4 cd4 9.ed4 Nbd7 10.Be2 e4= 11.Nfd2=) 8...Nbd7 9.d3 ab5 10.Qb5 Ra6 11.Bc3=; B) 7...Bg4 8.d3 Nbd7 9.Be2 Be7 10.0–0 Nb6= (10...0–0 11.Nc3=) 11.Qb3=; C) 7...Nbd7 8.Nc3 (8.d3 Be7 9.Be2 Nb6 10.Qb3 ab5 11.Qb5+=; 8.Be2 Nb6 9.Qb3 ab5 10.Qb5 Bd7+= 11.Qb3+=) 8...Be7 9.Bd3 ab5 10.Qb5 Ra6 11.Qb3+=.

7.Ng5 A) 7...Bg4 A1) 8.f3 Bd7 9.ba6 (9.Qc2 ab5 10.cb5 Qe7 11.Ne4+=) 9...Na6 10.Nc3 Be7+= (10...h6 11.Nge4+=) 11.Qb3+=; A2) 8.Be2 Be2 9.Qe2 h6 10.Nh3 ab5 11.cb5=; B) 7...Bf5 8.ba6 (8.Qf3 Qd7 9.e4 Bg4 10.Qe3 Be7 11.f3=; 8.Nc3 ab5 9.Nb5 Nc6 10.Be2 Be7 11.0–0+=) 8...Na6 9.d3 Be7 (9...Nb4 10.a3 Nc6 11.Qb3=) 10.Be2 Qb6+= 11.Bc3=; C) 7...Bd7 8.d4 cd4 9.ed4 ab5 10.cb5 e4+= 11.f3+=.

7.ba6 A) 7...Na6 8.d4 (8.Be2 Be7 9.d4 ed4 10.ed4 d5 11.cd5=) 8...e4 9.Nfd2 Be7 10.Nc3 Bf5= 11.Qa4=; B) 7...Ra6 B1) 8.d4 ed4 (8...e4 9.Nfd2 Be7 10.Qc2 Qa5 11.Nc3=) 9.ed4 Qe7 10.Qe2 d5= 11.cd5=; B2) 8.d3 Be7 9.Be2 0–0 10.0–0 Nc6 11.Ng5=; B3) 8.Be2 Be7 9.d4 e4 10.Nfd2 cd4 11.ed4=.

5.b5 Nbd7

6.Nc3 Be7 7.Nf3 h6 8.Be2 0–0 9.Qc2 Nb6 10.d3 Bf5 11.e4 Bh7 12.0–0 c5 13.a4 a5 14.Nd2 Nbd7 15.f4 Ne8 16.Nd5 f6 17.Ne7 Qe7 18.f5 Kh8 19.Bh5 Bg8 20.Nf3 Bf7 21.Bf7 Rf7 22.Nh4 Nf8 23.Qe2 Nc7 24.Qh5 Qe8 25.Ng6 Ng6 26.fg6 Re7 27.Bc1 Qf8 28.Rf3 Ne6 29.Bh6?? (better is 29.Be3+/–) 29...gh6–/+ 30.Rf6?? (better is 30.Rh3–/+) 30...Qf6–+ 31.Qh6 Kg8 32.Rf1 Qg7 (32...Qg7 33.Qg7 Kg7–+) 0–1. Satka,Martin – Serowy,Reinhold_Dr, 10sen.Brandenburg op, 2001.

6.d4 a6 7.ba6 (7.d5 Bf5 8.Nc3 Nc5 9.Nf3 Be7 10.Be2+=; 7.a4 Be7 8.Nc3 ab5 9.ab5 Ra1 10.Qa1+=) 7...Ra6 8.Nf3 Rb6 9.Qc2 Be7 10.Be2 =.

6.d4 ed4 7.ed4 (7.Bd4 d5 8.cd5 Bb4 9.Nc3 Bd5 10.a3=) 7...d5 8.c5 Qe7 9.Bd3 Bh3 10.Kf1 =.

6.Nf3 b6 7.d4= Bg4 (7...a6 8.Nc3=) 8.h3+= Bf3 9.Qf3 e4 10.Qd1 (10.Qf5 a6+=) 10...d5 (10...a6 11.Nc3=) 11.Qb3+/– dc4 (better is 11...Qe7!?+/–) 12.Bc4+– (12.Qc4?! Bd6+=) 12...Qe7? (better is 12...Bd6 13.Bf7 Kf8+–) 13.Ba3 Nc5 14.dc5 bc5 15.Nc3 Rb8 (15...c6 16.bc6 Rc8 17.0–0–0+–) 16.Rd1 c6 (16...Nd7 17.Bf7! Qf7 18.Qf7 Kf7 19.Rd7 Ke6 20.Rc7+–) 17.Qa4 (17.Bc5 Qc7 18.Bd4 Bd6+–) 17...Qc7 (17...Rd8 18.Rd8 Kd8 19.bc6+–) 18.bc6 Be7 19.Nb5 Rb5 20.Bb5 (20.Qb5 0–0 21.Bc5 Bc5 22.Qc5 Rc8+–) 20...0–0 21.0–0 h6 (21...Qb6 22.Rb1 Rc8 23.Bc4 Qc6 24.Qc6 Rc6 25.Rb7+–) 22.Bb2 Nh7 (22...a5+–) 23.Rd7 Qb6 24.Re7 Qd8 25.Rd7 (better is 25.Ra7 Ng5+–) 25...Qh4 26.Be2 (better is 26.c7 Ng5 27.Qa6 Kh7+–) 26...Ng5 27.Kh2 1–0. Huelle – Haase, Leipzig, 2000.

6.Nf3 Nb6 7.d3 (7.Qc2 Qd7 8.c5 Bf5 9.Qb3 dc5 10.Ne5=; 7.c5 Nc4 8.Bc3 e4 9.Nd4 Bg4 10.Qc2=) 7...Be7 (7...a6 8.a4 ab5 9.ab5 Ra1 10.Ba1=) 8.Be2 0–0 (8...a6 9.a4 e4 10.de4=) 9.0–0 Bf5 (9...a6 10.a4+=) 10.Nc3 (10.e4=) 10...Nfd7 11.d4 ed4 12.ed4 Bf6 13.a4 Re8 14.a5 Nc8 15.Nd5 Ne7 16.Nf6 Nf6 17.d5 Ng6 18.Re1 b6 (18...Nf4 19.Bf1+=) 19.ab6 ab6 20.Nd4 (20.Ra8 Qa8 21.Bf6 gf6+/–) 20...Ra1 21.Qa1 Bd7 22.Kf1 (22.Nc2!?+/–) 22...Ne4+= 23.Qc1?? (better is 23.Nf3 Bg4 24.Kg1 (worse is 24.Bg7 Bf3 25.Bh6 Be2 26.Re2 Qf6–+) 24...Bf3 25.Bf3+=) 23...Qh4–+ 24.Kg1 (24.Qe3 Qh2 25.Nf3 Qh1 26.Ng1 Nh4–+) 24...Qf2 (24...Nf2? 25.Nf3 Nh3 26.gh3 Qh3 27.Nd4+/–) 25.Kh1 Nf4 26.Bf3 (26.Qf4 Qf4 27.Rf1 Qd2–+) 26...Ng3! 27.hg3 Re1 28.Qe1 Qe1 29.Kh2 Ng6 30.Nc6 Bc6 31.dc6 Ne5 32.Bd5 Qe2 33.Ba3 Nc4 34.Bc4 Qc4 35.Bd6 cd6 36.g4 Qb5 37.c7 Qc5 38.c8Q 0–1. Bittner – Ziehmann, 1987.

6.d4 Be7

7.Nd2 ed4 8.Bd4 a6 9.ba6 Ra6 10.Qb1 +=.

7.Be2 0–0 8.Nf3 e4 9.Nfd2 c6 10.Nc3 =.

7.Nf3= ed4 (7...e4 8.Nfd2=) 8.Nd4 0–0 9.Be2 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 Qc8 (12...Nb6 13.Nd2=) 13.Ne6 (13.0–0 Ne5 14.Nd2 Re8=) 13...fe6 14.0–0 Nc5 15.Nd2 Qd7 (15...e5 16.Nb3 Nb3 17.Qb3=) 16.Qc2 ½–½. Schwichtenberg,Juergen (1670) – Nolte,Wilhelm (1670), Wch Seniors, 2003.

6.Nf3 a6

7.a4 ab5 8.ab5 Ra1 9.Ba1 Qa8 10.Nc3 b6 11.Be2 Nc5 12.0–0 Be7 13.d4 ed4 14.ed4 (worse is 14.Qd4 Nb3 15.Qd1 Na1 16.Qa1 0–0+=) 14...Nce4 15.Qc2 Nc3 16.Bc3 d5 17.c5 0–0 18.Ra1 Qb7 19.Ra6 Ra8 20.Qa4 Rb8 21.Bb4 bc5 22.dc5 Qc8 23.Nd4 Bd7 24.c6 Bb4 25.cd7 Qf8? (25...Nd7 26.Nc6 Nc5 27.Ne7 Kf8 28.Nc8 Na4 29.Ra4 Bc5+=) 26.Nc6 Nd7 27.Nb4?? (27.Qb4 Re8 28.Bf1 Nc5+–) 27...Qc5? (better is 27...Re8 28.Bf1 Nc5+–) 28.Nc6 Nb6 29.Qd1 (29.Nb8?! Na4 30.Ra4 g6+–) 29...Re8 30.Ra1 g6 31.Rc1 Qa3 32.Nd4 Qd6 33.g3 Qe5 34.Bf3 Nc4 35.Nc6 Qb2 36.Rb1 Qc3 37.Bd5 Nb2 38.Qf3 Qf3 39.Bf3 Nd3 40.Rd1 Re1 41.Re1 Ne1 42.Be4 f5 43.Kf1 fe4 44.Ke1 Kf7 45.Ke2 Ke6 46.Ke3 Kd5 47.Nd4 h6 48.h4 Ke5 49.g4 Kd5 50.h5 gh5 51.gh5 Ke5 52.Ne2 Kd5 53.Nc3 Kc5 54.Ne4 Kb5 55.f4 Kc6 56.Nf6 Kd6 57.Ng8 Ke6 58.Nh6 Kf6 59.Ng4 Kf5 60.h6 Kg6 1–0. Mallmann,Bernd (1970) – Wallich,Rodolphe, Rheinland–ch, 2005.

7.a4 ab5 8.ab5 Ra1 9.Ba1 Be7 10.Be2 =.

7.d4 ab5 8.d5 Bg4 9.cb5 e4 10.h3 –/+.

7.Ng5 Bf5 8.ba6 ba6 9.d4 Rb8 10.Bc3 +=.

6.Nf3 Be7

7.Be2 a6 8.ba6 ba6 9.Nc3 Rb8 10.Rb1 =.

7.Be2 a6 8.ba6 Ra6 9.0–0 =.

7.Be2 Nc5 8.0–0 0–0 9.d4 ed4 10.Bd4 Nfe4 11.Bc5 Nc5 12.Nc3 a6 13.a4 ab5 14.ab5 Bf6 15.Rc1 (15.Ra8 Qa8 16.Nd5 Bd5 17.Qd5 Qa2=) 15...Re8 16.Re1 Bc3 17.Rc3 Ne4 18.Rc2 Qf6 19.Bd3 Ng5 (19...Nc5 20.Rc1+=) 20.Ng5 Qg5 21.Qe2 Bh3 (21...Ra3 22.b6=) 22.Qf3 (22.f4 Qg4 23.Qf1 Ra3+–) 22...Be6 (better is 22...Bc8!?=) 23.Qb7+/– Rac8 24.f4 Qc5 25.Qf3 Bd7 26.Rcc1 Re7 27.Ra1 Rce8 28.Kf2 Bf5 29.Bf5 Qf5 30.Ra8 (30.Qc6!?+/–) 30...Qc2= 31.Kg1 Qc4 32.Re8 Re8 33.Qc6 Qc6 34.bc6 f5 35.Kf2 Ra8 36.Rb1 (36.h3 Kf7=) 36...Ra6 37.Rc1 Kf7 38.Kf3 Ke6 39.e4? (39.g4!?+=) 39...fe4 (better is 39...Ra3!? 40.Ke2 fe4–+) 40.Ke4–/+ d5 41.Kd4 Ra4 42.Kc5 Rf4 43.Re1 Re4 44.Re4 (better is 44.Rc1–+) 44...de4 45.Kd4 Kd6 46.Ke4 Kc6 47.Kd4 Kd6 48.g4 c5 49.Kc4 (49.Kd3–+) 49...g5 50.Kb5 Kd5 (50...Kd5 51.h3 Kd4–+) 0–1. Valpa – Bossjos, playchess.de, 2004.

7.Ng5 Bg4 8.f3 Bf5 9.d4 Nh5 10.Ne4 +=.

7.h3 0–0 8.Nc3 h6 9.d4 c6 10.e4 d5 (10...Qa5 11.d5 Ne4 12.de6 fe6 13.Qa4 Qa4 14.Na4 cb5 15.cb5+/–) 11.de5?? (better is 11.ed5 cd5 12.de5 (12.Ne5?! Re8=) 12...dc4 13.ef6 Bf6 14.Be2+/–) 11...Ne4+= 12.cd5 cd5 13.Bd3 (better is 13.Qa4!?+=) 13...Bb4–+ 14.Be4 de4 15.Nd2 e3 (15...Ne5?! 16.0–0 Nd3 17.Qc2–+) 16.fe3 Qh4 17.Kf1 Ne5 18.Qc2 (18.Qe2 Rac8 19.Rc1 Bg4–+) 18...Ng4! 19.hg4? (19.hg4 Qg3 Double attack (19...Qh1 Pinning; 19...Qh1 Deflection; 19...Qg3 Decoy)) 19...Qh1 20.Kf2 Qh4 21.Kg1 Rac8 22.a3 Ba5 23.Nb3 (23.Nf3 Qg4 24.Rc1 Rfe8–+) 23...Bc7 (better is 23...Bc3!? 24.Bc3 Qg3 25.Qd3 Bb3 26.Qd4–+) 24.Nd4 Bh2 25.Kf1 Bc4 (worse is 25...Qg4 26.Qe4–+) 26.Nce2 Qg4 (26...Bg3 27.Nf3 Qh1 28.Nfg1–+) 27.Qd2 Rfd8 28.Qd1 (28.b6 Bg3 29.Kg1 Be2 30.Qe2 Rd4 31.Qg4 Rg4 32.ba7 Ra4–+) 28...Bb5! 29.Qb3 (29.Nb5 Qf5 Double attack (29...Rd1 Pinning; 29...Rd1 Deflection; 29...Qf5 Decoy)) 29...Rd4! 30.Re1 (30.Bd4 Qe2 Mate attack; 30.ed4 Qe2 Mate attack) 30...Rf4! (30...Rf4 31.ef4 Qf4 32.Qf3 Qf3 33.gf3 Rc2–+) 0–1. Dziedzic,Ferdynand (1885) – Szczepaniec,Stanislaw (2135), Katy Rybackie op Poland, 2009.

7.Be2 0–0

8.0–0 a6!? +=.

8.0–0 b6 9.Nc3 Bg4 10.Qc2 g6 (10...a6 11.d4+=) 11.h3 Bf3 (11...Bf5!? 12.e4 Be6+/–) 12.Bf3+– (12.gf3?! a6=) 12...Rb8 13.Rfe1 Nc5 (13...Re8 14.d4+–) 14.d4 e4 (14...Ne6 15.Rad1+–) 15.Ne4 (15.Be2 Nd3 16.Bd3 ed3 17.Qd3 a6+–) 15...Nce4 16.Be4 Ne4 17.Qe4 Bh4 (17...a6 18.a4+–) 18.d5 (better is 18.Qf3+–) 18...Re8? (better is 18...Bf6 19.Rab1 a6+–) 19.Qd4 Re5 (19...Kf8 20.Qg7 Ke7+–) 20.Qd3 (better is 20.f4 Be1 21.Re1+– (21.fe5?! Qh4+–)) 20...Rf5 21.Re2 Bf6 22.Rb1 Bb2 23.Rbb2 Qd7 24.g4 (better is 24.Rbc2+–) 24...Rg5?? (better is 24...Re5+/–) 25.f4+– Rg4 26.hg4 Qg4 27.Rg2 Qf3 (27...Qh4 28.Rbf2+–) 28.Rbf2 Qh5 29.f5 g5 (29...Re8+–) 30.Rh2 Qh2 (30...Qg4 31.Rfg2 Qf3 32.Rg5 Kf8 33.Rhg2+–) 31.Rh2 (31.Rh2 f6 32.Qe4+–) 1–0. Van Esbroeck,Dirk – Larsson,Gertrud, corr APCT Q140, 1992.

8.0–0 Nb6 9.d3 c6 10.bc6 bc6 11.Nbd2 Nbd7 12.Rb1 Ne8 13.Ne4 f5 14.Ned2 f4 15.Ne4 h6 16.Ne1 Nef6 17.Nf6 Rf6 18.Bf3 g5 (better is 18...fe3 19.fe3 d5=) 19.Bc6+/– Rc8 20.Bd7 Qd7 21.Nc2 (21.Qe2 fe3 22.fe3 Rf1 23.Qf1 e4+=) 21...Rcf8 22.Bc3 R6f7 23.e4 g4 24.Qd2 h5 (24...Bg5 25.f3+=) 25.g3 h4 26.Rbd1 hg3 27.hg3 Rh7 28.Ne1?? (better is 28.gf4 Rf4 29.Ne3=) 28...f3 29.Ng2 fg2 30.Kg2 Rff7 31.Qe3 Bf8 32.Rh1 Rfg7 33.Rh7 Rh7 34.Qg5 Bg7 35.Rh1 Rh1 36.Kh1 Bf7 37.Qe3 Kh7 38.Kg2 Qa4 39.Qe2 Qa3 40.Be1 Be6 41.Qc2 Kg6 ½–½. Valpa – Scotty4u, playchess.de, 2005.

8.0–0 h6 9.a4 a5 10.Nc3 d5 (10...c5!?=) 11.Nd5 Nd5 12.cd5 Bd5 13.Ne5 Bf6 14.Nd7 Bb2 15.Nf8 Ba1 16.Qa1 Kf8 17.f4 Qe7 18.Qc3 b6 19.Bf3 Rd8 20.Bd5 Rd5 21.d4 f5 22.Kf2 (22.Rc1 Rd7+/–) 22...Rd7 (better is 22...Qh4!? 23.Ke2 Qh2=) 23.g3 Qf7 24.Rc1 Qh5 25.h4 Qf7 26.Qc4 Ke8 (26...Qe8!?+/–) 27.Qf7+– Kf7 28.Rc6 h5 29.Ke2 Ke8 30.Kd3 Re7 31.d5 Kd7 32.Rg6 Re4 33.Rg7 Kd6 34.Rg5 Ra4 35.Rf5 Ra3 36.Kd4 Ra4 37.Kc3 Ra3 38.Kd4 Ra4 ½–½. Pruvost,A (1620) – Louis,A (1850), 9th Open, La Fere FRA, 2010.

8.d4 e4 9.Nc3 ef3 10.Bf3 Bc4 11.Bb7 Rb8 12.Qa4 Nb6 13.Qa7 d5 14.Bc6? (14.a3–+) 14...Bb4 15.f3 Nbd7 (better is 15...Ng4! 16.Kd2 Qh4 17.g3–+) 16.a4 (16.Qa4 Qe7 17.Kf2 Nb6–+) 16...Re8 (better is 16...Qe7!? 17.Kf2 Nc5–+) 17.Kf2 Qe7 18.Rhe1 Nf8?? (18...Nc5 19.dc5 Bc5–+) 19.Be8+= Re8 20.Kg1 Bd6 (20...Qd6 21.Kh1=) 21.a5 (21.Qb7!?+=) 21...Nh5= 22.f4 (better is 22.e4!? Qg5 23.Rab1=) 22...Qh4–/+ 23.Qb7? (23.b6 cb6 24.ab6 Nf4 25.g3 Nh3 26.Kg2–+) 23...Ng3?? (23...Bf4 24.h3 Re3–+) 24.hg3+– Qg3 25.Nd5 Bd5 26.Qd5 Re3 27.Rf1 Bf4 28.Rf4 Qf4 29.Rf1 Qe4 (29...c6 30.Qc6 Qb8+–) 30.Qf7 Kh8 31.Qf8 1–0. orane (2200) – PaulRee, Live Game Caissa's Web, 2004.

5.Nc3 c6

6.a4 Na6 7.b5 Nb4 8.bc6 bc6 9.Rb1 +=.

6.a4 d5!? 7.cd5 cd5 8.Bb5 Nfd7 +=.

6.a4 Nbd7 7.Nf3 b6 (7...d5 8.cd5 cd5 9.Rc1+=) 8.Be2 (8.d4 Bg4=) 8...d5 9.cd5 (9.b5 Rc8=) 9...cd5 10.b5 Bd6 (10...Rc8 11.Rc1=) 11.d4 e4 12.Ng5 (12.Nd2 Qb8=) 12...0–0 (12...Bf5 13.Ba3 Ba3 14.Ra3+=) 13.h4 (13.Ne6 fe6 14.Rc1 Rc8=) 13...Qe7 (13...Bf5 14.Qb3+=) 14.Ne6 fe6 15.g4 (15.Rc1 Rac8+=) 15...Ne8 16.Qb3 Nc7 17.Rc1 Qf6 Exerts pressure on the backward pawn 18.Nd1 Rac8 19.Rc6 Bg3?? Increases the pressure on the backward pawn (better is 19...Qe7=) 20.fg3+– Nb8 21.Rf1 Qe7 22.Rf8 (22.Rf8 Rf8 23.Ba3+–) 1–0. Zylla,Johannes – Chmielnik, BS–MK Kreisliga, 1992.

6.a4 g6 7.Nf3= Bg7 8.Be2 0–0 9.0–0 Nbd7 10.d4 e4 11.Ng5 d5 12.a5 h6 13.Ne6 fe6 14.f4 Kh7 15.a6 Qc7 16.c5 Ng8 17.b5 ba6 18.Ra6 (worse is 18.ba6 Ne7=) 18...Nb8 19.Ra4 Nd7 (19...Qb7!?+/–) 20.Qa1+– Ne7 21.b6! Nb6 (21...ab6 22.Ra8 Pinning (22.Ra8 Deflection)) 22.cb6 Qb6 23.Ra6 Qb3 24.Ba3 Rfe8 (24...Qb7+–) 25.Rb1 (better is 25.Be7 Re7 26.Rb1 Qc2+–) 25...Qc2 26.Be7 Re7 (26...Qd2 27.Bc5 Qe3 28.Kh1+–) 27.Ra2 Qb1 28.Qb1 a5 (28...c5 29.Ra4+–) 29.Qa1 (29.Qb6!? Ree8+–) 29...Rea7 30.Bf1 (30.Na4 g5+–) 30...Bf8 31.h3 c5 32.dc5 (32.Nb5!? Rb7+–) 32...Bc5 33.Na4 (better is 33.Nd1+–) 33...Be3 34.Kh2 d4 (34...Bf4 35.g3 Bd6 36.Qf6+–) 35.Bc4 (35.Qb1 Bf4 36.g3 Bc7 37.Qe4 e5+–) 35...d3? (35...Rc8 36.Qf1 d3 37.Nb2+–) 36.Qd1 (better is 36.Qe5 d2 37.Nc3+–) 36...Rc7 37.Kh1?? (better is 37.Be6 Bf4 38.g3+–) 37...Rac8?? (better is 37...Rc4 38.Qb3 Rac8–/+) 38.Ba6?? (better is 38.Qe1 d2 39.Rd2 Bd2 40.Qd2 Rc4 41.Qd7 (41.Qa5?! e3 42.Nb2 Rc2+/–) 41...Kh8 42.Nb6 Rc1 43.Kh2+–) 38...Rc1–+ (38...Rc1 39.Ra1 Rd1 40.Rd1 Rc6–+) 0–1. Fournier,Frederic (1770) – Iluha (1710), rated blitz game, 2002.

6.b5 Be7 7.Nf3 h6 8.a4 0–0 9.Be2 Qc7 10.d4 ed4 11.Nd4 Nbd7 12.Ne6 fe6 13.0–0 Rad8 14.Qc2 Ne5 15.h3 d5 16.Nd1 b6 (16...Nc4 17.Bc4 dc4 18.Qc4=) 17.bc6 (better is 17.cd5 ed5 18.f4+/–) 17...Qc6?? (better is 17...Nc6 18.cd5 Nd5=) 18.Be5+– Nh7 19.Qg6 Bf6 20.Bf6 Rf6 21.Qc2 Nf8 22.Nb2 Rd6 23.Bf3 (23.Rfc1 d4+–) 23...e5 (23...Ng6 24.Qe2+–) 24.Rad1 Qc8 (24...e4 25.Bg4 Qc5+–) 25.Bd5 (25.Bd5 Kh8 26.Qe4+–) 1–0. Dziedzic,Ferdynand (1885) – Huber,Jerzy, 2009.

6.d4 Be7 7.Nf3 h6 (7...e4!? 8.d5 Bg4=) 8.de5+= Ng4? (better is 8...de5 9.Qd8 Kd8 10.Rd1 Kc7+=) 9.ed6+– Qd6 10.Qd6 Bd6 11.a3 0–0 (11...Nf6 12.Rd1 Bc7 13.Nd4+–) 12.Ne4 Be7 13.h3 Bf5? (13...Nf6 14.Nf6 Bf6 15.Bf6 gf6+–) 14.Ng3 (14.hg4?! Be4 15.Nd2 Bh7+/–) 14...Ne3 15.fe3 Bh7 16.0–0–0 Na6 (16...a5 17.c5+–) 17.Bd3 (17.Rd7 Rfe8 18.Rb7 c5+–) 17...Rae8 (17...Rfd8 18.Bh7 Kh7 19.Nf5+–) 18.Bh7 Kh7 19.Nf5 (19.Rd7 Bg5 20.Ng5 hg5 21.Rb7 Re3+–) 19...Bf6 (19...g6 20.Ne7 Re7 21.Ne5+–) 20.Bf6 gf6 21.Rd7 Kg6 (21...Rb8 22.Rhd1 h5 23.e4+–) 22.g4 Rb8 23.Rhd1 Rfe8 (23...b6+–) 24.N3h4 Kg5 25.Rf7 Rg8 26.Rdd7 1–0. thotares (1700) – astrop, internet, 2007.

6.Be2 Be7 7.Nf3 0–0 8.0–0 Nbd7 9.Ng5 h6 10.Ne6 fe6 11.a4 d5 12.b5 d4 13.ed4 ed4 14.Nb1 c5 15.d3 Ne5 (15...Bd6 16.a5=) 16.Nd2 b6 (16...a6 17.f4 Ng6 18.g3=) 17.Nf3 (17.f4 Ng6+=) 17...Nf3 (better is 17...Ned7!?=) 18.Bf3+/– Rb8 19.Re1 Qd7 20.Qe2 Kf7 21.a5 Bd8 22.ab6 ab6?? (22...Bb6 23.Bc1 e5+–) 23.Ra6 (better is 23.Ra7! Re8 24.Rd7 Nd7 25.Bc6+–) 23...Bc7+/– 24.Rea1 Rb7?? (better is 24...Qd6 25.g3 Kg8+/–) 25.Bb7+– 1–0. mr5reasons1 (1630) – nstone (1645), gameknot.com, 2012.

6.Nf3 Na6 =.

5.Nc3 Nbd7

6.d3 g6 7.Nf3 Bg7 8.e4 h6 9.Be2 0–0 10.0–0 c6 11.a4 a6 12.b5 c5 13.Qd2 Nh5 14.g3 Bh3 15.Rfe1 a5 16.Bf1 Bf1 17.Rf1 b6 18.Nd5 Nhf6 19.Rfe1 Nd5 20.cd5 f5 21.Nh4 Qf6 22.f4 Rae8 23.fe5 de5 24.ef5 gf5 25.Ng2 (better is 25.Rf1!?+=) 25...Qd6 26.Rab1 Qd5 27.Ne3 Qe6 28.Nc4 Qg6 29.Re3 f4 30.Rf3 fg3 31.Rg3 Qe6 32.Re1 Kh8 33.Re4 Rf6?? (better is 33...Rf7+=) 34.Ne5+= Ne5 35.Re5 Rf1 36.Kf1 Qf7?? (36...Qf6 37.Kg2 Re5 38.Be5 Qe5 39.Qe3 Qb2 40.Kh1 Qa1 41.Rg1+–) 37.Qf2 (better is 37.Kg1 Re5 38.Be5+–) 37...Qf2+/– 38.Kf2 Be5 39.Be5 Re5 40.Rg6 Kh7 (better is 40...Rh5!?+/–) 41.Rb6+– Rf5 42.Kg3 (42.Ke3 Re5 43.Kd2 Rh5+–) 42...Rg5 (better is 42...Rd5!?+/–) 43.Kf3 Rf5 44.Ke4 Rh5 45.Rc6 Rh4 46.Kd5 Ra4 47.Kc5 Ra1 48.b6 a4 (48...Rb1+–) 49.b7 Rb1 (49...Rc1 50.Kb6 Rb1 51.Ka7 a3+–) 50.Rc7 (50.Rc7 Kg6 51.d4+–) 1–0. chessleon (1900) – lga (2120), net–chess.com, 2011.

6.Be2 d5 7.cd5 Nd5 8.b5 +=.

6.Be2 Be7 7.Nf3 0–0 (7...a5 8.ba5 Ra5 9.Ng5=) 8.Ng5 (8.0–0 d5=) 8...Bf5+= 9.g4 (9.0–0 a5 10.b5 Ne8=) 9...Ng4 10.Bg4 Bg4 11.Qg4 Bg5 12.Rg1 Bh6 13.0–0–0 (13.d3 a5 14.a3 ab4 15.ab4 Ra1 16.Ba1 f5–/+) 13...g6 (13...Nf6 14.Qh4 Kh8 15.d4 ed4 16.Qd4+=) 14.h4 Nf6 15.Qe2 (15.Qg3 Bg7–/+) 15...Qd7 (15...Bg7 16.d4 Qe7 17.a3–/+) 16.h5 (16.Qf3 Qe7–/+) 16...Qf5 (16...Bg7 17.hg6 fg6 18.d4–/+) 17.hg6+= fg6 18.Rg2 (18.Nb5 Ne8+=) 18...Rf7 (18...a5 19.b5–/+) 19.Rh1+= Bf8 (19...Bg7+=) 20.a3 (20.e4 Qf4+=) 20...Rd8 (20...e4!?–/+) 21.e4+= Qe6 22.Nd1 (22.Kd1 Bg7+=) 22...Rg7 (22...c6 23.Rgh2–/+) 23.Ne3 (23.d4 ed4 24.Bd4 a5+= (worse is 24...Qe4 25.Qe4 Ne4 26.f3+/–)) 23...Nh5 (23...a5 24.Qd3+=) 24.Qf1 (24.Nd5 c6 25.Ne3 Nf4–+) 24...Be7 (better is 24...Nf4 25.Rgh2 Rf7+=) 25.Qg1? (better is 25.Nd5=) 25...Nf4–+ 26.Kc2 (26.Kd1 Ng2 27.Qg2 Bf6–+) 26...Ng2 27.Qg2 Rf8 28.d3 (28.Kd1 Qf6 29.Ke1 c6–+) 28...Rf4 (28...Qf6 29.Ng4 Qf3 30.Qf3 Rf3 31.d4–+) 29.Bc1 (29.Nd5 Rg4 30.Qf3 c6–+) 29...Rh4 (29...Bh4 30.Nd1 Qg4 31.Qg4 Rg4 32.Be3–+) 30.Re1 (30.Rh4 Bh4 31.Kd1 Qf6–+) 30...Qh3 (30...c6 31.Kd1–+) 31.Qg1 (31.Qg3 Qg3 32.fg3 Rh2 33.Kc3 Rh3–+) 31...Qh2 (31...Qf3 32.Nd5 c6 33.Re3–+) 32.Qf1 (32.Kd2 Rf7 33.Nf5 Rh3 34.Ne7 Re7–+) 32...Rf7 33.Nd1 (33.Re2 Rhf4 34.Nd5 Rf2 35.Ne7 Kg7 36.Nf5 R7f5 37.ef5 Re2 (37...Rf1?! 38.Rh2 gf5 39.Bh6 Kg6 40.Be3=) 38.Kb1 Qf2 39.f6 Kf6–+) 33...Rf3 34.Be3 Rf7?? 35.a4?? a6 36.Nc3 Rh3 37.Qe2 Rhf3 38.Nd1 Bh4 39.Rf1 g5 40.Qe1 g4 41.Rh1 ½–½. Ackermann,Robert (1925) – Meisel,Frank, Nuremberg op, 2001.

6.Nf3 a5 A) 7.ba5 Be7 (7...Ra5 8.d4 Be7 9.Bd3 ed4 10.ed4 0–0 11.0–0=; 7...Bg4 8.h3 Bh5 9.g4 Bg6 10.Nh4 Be4 11.Ne4=) 8.d4 0–0 9.Qb3 ed4 10.ed4 c6 11.Bd3=; B) 7.a3 Be7 (7...ab4 8.ab4 Ra1 9.Ba1 Nb6 10.d3 Be7 11.Be2=; 7...Nb6 8.d3 ab4 9.ab4 Ra1 10.Qa1 d5 11.c5=; 7...Bf5 8.Be2 Be7 9.d4 0–0 10.Nh4 Be4 11.0–0+=) 8.d4 e4 9.Nd2 ab4 10.ab4 Ra1 11.Qa1=; C) 7.Qa4 ab4 8.Qb4 d5 9.Qb3 dc4 10.Qc2 h6 11.Ne4–/+; D) 7.Qb3 ab4 8.Nd5 Nc5 9.Nf6 Qf6 10.Qb4 Bh3 11.Qc3+=; E) 7.b5 Rc8 (7...Be7 8.d4 0–0 9.Be2 ed4 10.Nd4 Nb6 11.Ne6=; 7...Bg4 8.h3 Bh5 9.g4 Bg6 10.Nh4 Nb6 11.Ng6+=; 7...Rb8 8.d4 Be7 9.Be2 0–0 10.0–0 c5 11.de5+=; 7...Ra7 8.d4 ed4 9.Nd4 Be7 10.Be2 0–0 11.0–0=; 7...Nb6 8.d3 Be7 9.Be2 0–0 10.0–0 a4 11.a3=) 8.d4 Be7 9.Bd3 c6 10.0–0 cb5 11.d5=.

6.Nf3 c5 A) 7.a3 Qb6 (7...Be7 8.Be2 0–0 9.0–0 Qb6 10.Ng5 cb4 11.Na4=; 7...Rc8 8.Ng5 Bg4 9.f3 Bf5 10.Qa4 Qb6 11.Nge4=; 7...Qc8 8.d3 Be7 9.Ng5 Bg4 10.Be2 Be2 11.Ne2=; 7...cb4 8.ab4 Be7 9.d4 0–0 10.Bd3 Qb6 11.Na4=; 7...a6 8.Be2 cb4 9.ab4 Qb6 10.Qb3 Be7 11.Ng5+=) 8.d4 cb4 9.Na4 Qc7 10.d5 Bg4 11.ab4–/+; B) 7.b5 Nb6 (7...a6 8.Ng5 Bg4 9.Be2 Bf5 10.d3 h6 11.Nge4=; 7...Be7 8.Ng5 a6 9.Ne6 fe6 10.ba6 Ra6 11.Be2=; 7...Bf5 8.d3 Be7 9.Be2 a6 10.0–0 ab5 11.Nb5=; 7...Qb6 8.Be2 Be7 9.0–0 a6 10.d3 0–0 11.Ng5=; 7...Qc7 8.Ng5 Bf5 9.Qf3 Bg6 10.Be2 a6 11.ba6=) 8.d3 Be7 9.Be2 0–0 10.0–0 a6 11.Ng5=; C) 7.bc5 dc5 8.Be2 Bd6 9.Qc2 0–0 10.Ng5 Qe7 11.Ne6=.

6.Nf3 Bf5 A) 7.Be2 c5 (7...Be7 8.d4 c6 9.0–0 0–0 10.a3 e4 11.Nd2=; 7...c6 8.0–0 Be7 9.d4 0–0 10.a3 e4 11.Nd2=; 7...a5 8.b5 Be7 9.d4 Bg4 10.0–0 0–0 11.h3+=; 7...a6 8.d4 Ne4 9.Ne4 Be4 10.0–0 Qf6 11.Nd2+=; 7...Nb6 8.0–0 Be7 9.d4 e4 10.Nd2 d5 11.c5+=) 8.a3 e4 9.Ng1 a5 10.ba5 Ne5 11.Qa4=; B) 7.d4 Be7 (7...a5 8.b5 Be7 9.Be2 Bg4 10.0–0 0–0 11.h3+=; 7...Bg4 8.Be2 e4 9.Nd2 Be2 10.Qe2 d5 11.a3+=; 7...e4 8.Nd2 Be7 9.Be2 d5 10.g4 Bg6 11.g5+=; 7...Bg6 8.Be2 ed4 9.ed4 d5 10.c5 Be7 11.0–0+=) 8.Be2 c6 9.0–0 0–0 10.a3 e4 11.Nd2=.

6.Nf3 Bg4 A) 7.Be2 d5 (7...a5 8.b5 e4 9.Nd4 Be2 10.Qe2 a4 11.0–0+=; 7...Nb6 8.d4 e4 9.Nd2 Be2 10.Qe2 d5 11.c5+=; 7...e4 8.Ng5 Ne5 9.f3 ef3 10.Nf3 Be6 11.Qb3+=; 7...Bf3 8.Bf3 d5 9.Nd5 Nd5 10.cd5 Bb4 11.Qb3+=) 8.Nd5 Nd5 9.cd5 e4 10.Nd4 Be2 11.Ne2=; B) 7.d3 d5 (7...Be7 8.Be2 d5 9.cd5 Bb4 10.Qb3 Bd6 11.Rb1=; 7...a5 8.b5 Be7 9.h3 Be6 10.Ng5 0–0 11.g4=; 7...c6 8.h3 Be6 9.d4 Be7 10.d5 Bf5 11.Nh4+=) 8.h3 Bf3 9.Qf3 Bb4 10.cd5 Qe7 11.Rc1+=; C) 7.d4 c5 (7...a5 8.a3 e4 9.h3 Bh5 10.g4 ab4 11.ab4+=; 7...ed4 8.Qd4 Bf3 9.gf3 a5 10.b5 a4 11.0–0–0=; 7...e4 8.h3 Bf3 9.gf3 d5 10.a3 a5 11.b5+=) 8.bc5 ed4 9.ed4 dc5 10.Be2 Bd6 11.Nb5=; D) 7.h3 Bh5 (7...Bf5 8.d4 h6 9.a3 Be7 10.Be2 a5 11.0–0=; 7...Be6 8.Ng5 Be7 9.d4 ed4 10.ed4 d5 11.Ne6=) 8.g4 Bg6 9.Nh4 d5 10.Ng6 hg6 11.Nd5=.

6.Nf3 Nb6

7.Qb3 Qe7 (7...Bg4 8.d4 Bf3 9.de5 de5 10.gf3 Nbd7 11.Rd1=) 8.d4 Bg4 9.Nd5 Nbd5 10.cd5 e4 11.Nd2 =.

7.d3 a5 8.b5 Be7 9.Be2 a4 10.0–0 Nfd7 11.a3 =.

7.d3 a6 8.Be2 a5 9.b5 Be7 10.Ng5 0–0 11.Ne6 =.

7.d3 a6 8.Be2 Be7 9.0–0 0–0 10.Qc2 h6 11.Rfd1 c6 12.a3 Qc7 13.Rac1 Rfd8 14.h3 Rac8 15.Bf1 Rd7 16.Ne2 c5 17.Ng3 Rdd8 (17...cb4 18.ab4 Bd5 19.Qe2+=) 18.Rb1 (18.Be2 cb4 19.ab4 Nbd5=) 18...Bd7 (18...cb4 19.ab4 Nbd5 20.Qd2=) 19.Rdc1 (19.bc5 Qc5 20.d4 Qc7+=) 19...Na4 20.Ba1 b5 (20...cb4 21.ab4 Bc6 22.d4=) 21.cb5 ab5 22.bc5 Qc5 23.Qc5 Rc5 24.Rc5 Nc5 25.d4 ed4 (25...e4 26.Ne1 Na4 27.Bb5+=) 26.Nd4 (26.ed4 Nce4 27.Ne4 Ne4 28.Bb5 Bb5 29.Rb5+/–) 26...Ra8+/– 27.Nb5 Bb5 28.Bb5 Ra3 29.Nf5 Bf8 (29...Ra7 30.Bf6 Bf6 31.Nd6+/–) 30.Bf6 (30.Nh6 gh6 31.Bf6 Bg7+–) 30...gf6 31.Bc4 Ra8 (31...Nd3 32.Bd3 Rd3 33.Rb8+–) 32.Bd5 Rd8 33.Rb4 Ne6 (33...Rc8 34.g4+–) 34.Rg4 (34.Rb7 Rc8+–) 34...Kh7 35.Be4 (35.e4 Rc8+–) 35...Ng5 (35...d5!? 36.Bd3 Nc5+–) 36.Bd3 Kg6 (better is 36...d5+–) 37.h4 h5 38.Rg3 (38.hg5 hg4 39.Nh6 Kg7 40.Nf5 Kg8 41.gf6 d5=) 38...Ra8 (38...d5 39.hg5 fg5 40.Ne7 Kf6 41.Ng8 Ke6 42.Rg5+–) 39.hg5 Ra1 40.Kh2 (40.Kh2 Ra3 41.Ne7 Kg7 42.gf6 Kf6 43.Nd5 Ke6 44.Bc4+–) 1–0. Margraf,A – Hiller,B, Mittelschwaben, 1989.

7.d3 c6 8.Be2 Be7 9.0–0 0–0 10.a3 Nfd7 11.Qc2 =.

7.d3 Qd7 8.Be2 Be7 9.0–0 a5 10.b5 a4 11.a3 =.

7.d3 Be7 8.Be2 0–0 9.0–0 a5 10.b5 a4 11.a3 =.

7.d3 Bf5 8.Be2 Be7 9.0–0 0–0 10.e4 Be6 11.Ng5 =.

6.Nf3 Be7

7.a3 a5 (7...0–0 8.d4 a5 9.d5 Bf5 10.Be2 Bg4 11.0–0=; 7...Bg4 8.h3 Bh5 9.g4 Bg6 10.Nh4 0–0 11.Ng6=; 7...Nb6 8.d4 ed4 9.Qd4 h6 10.Rd1 0–0 11.Bd3=; 7...a6 8.d4 0–0 9.Bd3 ed4 10.Nd4 Ne5 11.Ne6=; 7...Bf5 8.Be2 0–0 9.d4 c6 10.0–0 e4 11.Nd2=) 8.d4 e4 9.Nd2 ab4 10.ab4 Ra1 11.Qa1 =.

7.Qb3 c5 (7...a5 8.ba5 Nc5 9.Qc2 Bg4 10.d4 ed4 11.ed4=; 7...c6 8.Be2 d5 9.cd5 Nd5 10.Nd5 Bd5 11.Bc4=; 7...0–0 8.d4 ed4 9.Nd4 c5 10.Ne6 fe6 11.a3=; 7...a6 8.d4 0–0 9.Be2 Bg4 10.de5 de5 11.Rd1=) 8.d4 ed4 9.ed4 cb4 10.Qb4 d5 11.Qb3 +=.

7.Bd3 a5 (7...Nb6 8.Qb3 0–0 9.Ng5 Bd7 10.0–0 a5 11.a3=; 7...c5 8.bc5 dc5 9.Qc2 Bg4 10.Ne4 Qc7 11.Nf6=; 7...d5 8.cd5 Nd5 9.Nd5 Bd5 10.e4 Be6 11.Qc2=) 8.b5 Nb6 9.Qe2 a4 10.0–0 Nfd7 11.Be4 +=.

7.d4 0–0 8.d5 Bf5 9.Bd3 e4 10.Nd4 Bg4 11.Be2 =.

7.d4 a5 8.b5 0–0 9.Be2 ed4 10.Nd4 Nb6 11.Ne6 =.

7.d4 e4 8.Nd2 d5 9.cd5 Nd5 10.Nd5 (10.Nce4 Bb4 11.a3 Be7=) 10...Bd5+= 11.b5 0–0 12.a4 (12.Qc2 Nf6+=) 12...Bb4 (12...Rc8 13.Rc1+=) 13.Be2 Nb6 (13...Qg5 14.0–0+=) 14.0–0= Nc4?? (better is 14...Bd6=) 15.Nc4 c6 (15...a6 16.Ba3 Ba3 17.Na3 ab5 18.ab5+–) 16.bc6 bc6 17.a5 Rb8 18.Ba3 Bc4 19.Bc4 Ba5 (19...Qa5 20.Bb4 Qb4+–) 20.Bf8 Kf8 (20...Bc3 21.Rc1 Bb2 22.Bc5 Bc1 23.Qc1+–) 21.Qh5 Rb7 22.Qh7 (better is 22.Ra5 Kg8+–) 22...Qf6 (22...Bc3 23.Ra6 Qe8 24.Qh8 Ke7 25.Qg7+–) 23.Qe4 (better is 23.Ra5 g6+–) 23...Bc7 24.f4 (better is 24.Ra6+–) 24...Qh6 (24...Bb6 25.Ra6+–) 25.Rf3 (25.Qf5 Bd8+–) 25...Bd8 (25...Qf6 26.Rh3 g6 27.Rh7+–) 26.Rh3 (26.Rh3 Bh4 27.f5+–) 1–0. Zylla,Johannes – Rulf, WF–Offene Stadtm., 1990.

7.d4 e4 8.Nd2 d5 9.cd5 Nd5 10.Nde4 Bb4 11.a3 =.

7.d4 Bg4 8.Be2 e4 9.Nd2 Be2 10.Qe2 d5 11.a3 =.

7.Be2 0–0 8.0–0 Nb6 9.d3 a5 10.b5 a4 11.a3 =.

7.Be2 0–0 8.h3 c5 9.b5 a6 10.a4 ab5 11.Nb5 e4 12.Ng5 d5 13.Ne6 fe6 14.cd5 ed5 15.Qb3 c4 16.Qc3 Rf7 17.Bg4? (better is 17.Nd4!?–/+) 17...Nc5 18.Qc2?? (better is 18.Be2 Na4 19.Qc2 Nb2 20.Ra8 Qa8 21.Qb2–+) 18...Ng4 19.hg4 Nd3 20.Kd1 (20.Kf1 Nf2 21.Rh5–+) 20...Nf2 21.Ke2 Nh1 (21...Qd7 22.Bf6 Nh1 23.Rg1 Qg4 24.Ke1 Bf6 25.g3–+) 22.Rh1 Qd7 23.Kd1 Qg4 24.Kc1 Qg2 25.Rd1 Bf6 26.Bf6 Rf6 27.Nc7 Rd8 28.Qb2 Rf1 29.Qb7 Rd1 30.Kd1 c3! 31.dc3 (31.dc3 Qf3 Double attack) 31...Qf1 (better is 31...Rf8 32.Qd5 Kh8–+) 32.Kc2 Qd3 33.Kb2 Qd2 34.Kb3 Qd1 35.Ka3 (35.Kb2 Qe2 36.Kb3–+) 35...Qa1 36.Kb3 Qb1 37.Ka3 Qb7 38.Ne6 Rb8 0–1. orangutanb4 (1975) – tantero (1865), internet, 2011.

7.Be2 a5 8.b5 0–0 9.d4 Re8 10.0–0 Bg4 11.e4 =.

7.Be2 Nb6 8.d3 0–0 9.0–0 a5 10.b5 a4 11.a3 =.

7.Be2 c5 8.bc5 dc5 9.0–0 0–0 10.Ng5 Bf5 11.f4 =.

7.Be2 d5 8.cd5 Nd5 9.Nd5 Bd5 10.Ne5 Bf6 11.d4 =.

7.Ng5 Bg4 (7...a5 8.Ne6 fe6 9.b5 0–0 10.Be2 d5 11.d4=; 7...0–0 8.Ne6 fe6 9.Be2 d5 10.a3 a5 11.b5=) 8.f3 Bf5 9.e4 Bg6 10.d4 ed4 11.Qd4 =.

6.Nf3 h6

7.a3 Nb6 (7...Bg4 8.h3 Bf5 9.Be2 Be7 10.0–0 0–0 11.d4=; 7...Be7 8.d4 0–0 9.Bd3 ed4 10.Nd4 a5 11.Ne6=; 7...a5 8.d4 e4 9.d5 Bg4 10.h3 Bh5 11.g4=; 7...c5 8.d4 ed4 9.ed4 Qe7 10.Qe2 Bg4 11.Qe7=; 7...Bf5 8.Be2 Be7 9.0–0 a5 10.d4 e4 11.Nd2+=) 8.d4 Bc4 9.de5 Bf1 10.Rf1 de5 11.Qd8 =.

7.a4 Be7 (7...Nb6 8.d3 a5 9.b5 Be7 10.Rc1 0–0 11.Be2=; 7...c5 8.bc5 dc5 9.d4 cd4 10.ed4 Qb6 11.Qd2+=; 7...a5 8.b5 Nb6 9.d3 Be7 10.Rc1 0–0 11.Be2=; 7...Bf5 8.Be2 c5 9.bc5 dc5 10.d4 e4 11.Nd2=; 7...Bg4 8.h3 Bh5 9.g4 Bg6 10.d4 ed4 11.Nd4=) 8.Be2 (8.d4 0–0 9.Be2 e4 10.Nd2 d5 11.b5=) 8...0–0 9.Rc1 (9.0–0 a5 10.b5 Nb6 11.d3=) 9...a5 (9...c5 10.bc5 dc5 11.d3=) 10.b5 Nb6 11.Qb3 (11.d3=) 11...Re8 12.0–0 c5 13.d3 Qc7 14.e4 Bd7 15.Rce1 Nh7 16.Nd2 (16.Nd5 Nd5 17.cd5 Nf6+=) 16...Bg5 17.Bc1 Rf8 18.Qd1 Qc8 19.Nb3 Bh4 20.g3 Bf6 21.Bf3 Bh3 22.Bg2 Bg2 23.Kg2 Kh8 24.Qh5 g6 (24...Qd7!?+=) 25.Qh6+/– Bg7 26.Qh3 Qd8 27.Bh6 Kg8 28.f4 ef4 29.Bg7 Kg7 30.Rf4 Ng5 31.Qg4 Nd7 32.h4 Ne5 33.Qe2 (33.Qg5?! f6 34.Rf6 Rf6 35.Nc5 Qc8+/–) 33...Ne6 34.Rff1 Rh8 35.Rh1 g5 (35...Nc7 36.Qd2+/–) 36.h5+– g4 37.Nd5 Qg5 38.Ref1 Nf3 39.Rf3 (39.Qb2 Ned4 40.Nf4 Kg8 41.Nd4 Nd4+–) 39...gf3+/– 40.Qf3 Qe5 41.Rh4 Ng5 (41...Rh6 42.Ne3 Rh7 43.Kf1+/–) 42.Qf2 Rh6 43.Ne3 Rf6 44.Nf5 (better is 44.Qc2!? Rf3 45.Nf5 Kh8 46.Rg4 Rf5 47.d4 (worse is 47.ef5 Qf5 48.Qe2 Kh7+–) 47...cd4 48.ef5+–) 44...Kh7+/– 45.Qd2 (45.Qf4!? Qb2 46.Nd2+/–) 45...Rg8+= 46.g4 (46.d4 cd4 47.Qd3 Ne6=) 46...b6 (better is 46...Ne4 47.Qe2 Rf5 48.Qe4 b6=) 47.Nc1?? (better is 47.Qc2+=) 47...Ne4! 48.de4 (48.Qe2 Rf5 49.Qe4 Qe4 50.de4–+) 48...Qe4 49.Kh3 (49.Kg3 Rf5 50.Qd3–+) 49...Rf5 50.gf5 Qf3 0–1. Siino,Christian (1930) – Cousin,Philippe (2015), Besancon FRA Open Championship, 2006.

7.Rb1 Be7 (7...Nb6 8.d3 Be7 9.Be2 0–0 10.0–0 a5 11.b5=; 7...a5 8.b5 Be7 9.d4 0–0 10.Bd3 a4 11.0–0+=; 7...Bf5 8.d3 Be7 9.Be2 0–0 10.0–0 a5 11.b5=; 7...c5 8.bc5 dc5 9.d4 Bf5 10.Rc1 ed4 11.ed4=; 7...Bg4 8.Be2 e4 9.Nd4 Be2 10.Qe2 Ne5 11.0–0=) 8.Be2 d5 9.Qb3 dc4 10.Bc4 Bc4 11.Qc4 =.

7.Qb3 c6 (7...a5 8.ba5 Nc5 9.Qd1 e4 10.Nd4 Bg4 11.f3=; 7...Nb6 8.Be2 a5 9.ba5 Ra5 10.d4 Be7 11.de5=; 7...Be7 8.Be2 c5 9.bc5 Nc5 10.Qc2 e4 11.Nd4=; 7...a6 8.Be2 b5 9.d4 ed4 10.Nd4 Bc4 11.Bc4=; 7...c5 8.bc5 Nc5 9.Qd1 e4 10.Nd4 Be7 11.f3=) 8.d4 e4 9.d5 ef3 10.de6 fe6 11.gf3 =.

7.d3 c5 (7...c6 8.d4 e4 9.Nd2 d5 10.b5 Be7 11.Be2=; 7...a5 8.b5 Be7 9.Be2 0–0 10.0–0 Re8 11.d4=; 7...Be7 8.Be2 0–0 9.0–0 Re8 10.Qc2 c6 11.d4=; 7...d5 8.a3 dc4 9.dc4 c5 10.Qa4 a6 11.Bd3=; 7...Nb6 8.Be2 Be7 9.0–0 0–0 10.a3 a5 11.b5=) 8.a3 Qb6 9.Qa4 Be7 10.Be2 0–0 11.0–0 =.

7.d4 e4 (7...Bg4 8.Be2 e4 9.Nd2 Be2 10.Qe2 d5 11.a3+=; 7...a5 8.b5 Be7 9.Bd3 0–0 10.0–0 ed4 11.ed4+=; 7...Bf5 8.Be2 e4 9.Nd2 d5 10.a3 c6 11.Rc1+=) 8.Nd2 d5 9.a3 c6 10.Be2 Bd6 11.cd5 =.

7.Be2 a5 (7...c5 8.bc5 dc5 9.d4 ed4 10.ed4 Qb6 11.Rb1=; 7...Be7 8.d4 e4 9.Nd2 d5 10.a3 c6 11.0–0=; 7...Nb6 8.Qb3 a5 9.ba5 Ra5 10.d4 Be7 11.de5=; 7...d5 8.cd5 Nd5 9.Nd5 Bd5 10.Ne5 Ne5 11.Be5=) 8.b5 Nb6 9.d3 Be7 10.0–0 0–0 11.c5 =.

5.Nc3 Be7

6.d4 c6 7.de5 de5 8.Qd8 Kd8 9.c5 (9.Nf3 Nbd7+=) 9...Kc7 10.Nf3 Nfd7 (10...a5 11.Na4 (worse is 11.Ne5 ab4 12.Ne2 Ra2 13.Ra2 Ba2–+) 11...Nbd7 12.b5+=) 11.g3 (11.Ne4 f6+=) 11...Rd8 (11...a5 12.b5–/+) 12.Be2 (12.0–0–0 a5 13.b5 f6–/+) 12...h6 (12...a5 13.b5–/+) 13.0–0 (13.0–0–0=) 13...Nf6 (13...a5 14.b5+=) 14.Rfd1 (14.Ne5 Nbd7 15.Nd7 Rd7+=) 14...Na6 (better is 14...Nbd7!?=) 15.a3+= Rd1 16.Rd1 Rd8 (16...Nd7!?+/–) 17.Rd8+– Kd8 ½–½. Vasilev,Sergey – Gruz,Janos (1755), First Saturday FM–B Oct, 2014.

6.Be2 0–0 7.Nf3 c6 8.0–0 Nbd7 9.a4 (9.d4 Qb6 10.a3 Rfe8=) 9...Nb6 (9...d5 10.cd5 cd5 11.b5=) 10.d3= Nbd7 11.b5 h6 12.d4 ed4 13.ed4 Bf5 14.Re1 Nh7 (14...d5 15.c5+=) 15.Bd3 Bd3 16.Qd3 Bf6 17.Rab1 Qc7 18.Ne4 Nb6 (18...Rfe8 19.Ba3 Be7 20.d5+/–) 19.Nf6 (19.a5 Nd7+/–) 19...Nf6 20.Qb3 (20.bc6 bc6 21.a5 Nbd7+=) 20...d5 21.cd5 Nbd5 22.Ne5 Rab8 23.h3 (23.Rec1 Rfe8+=) 23...Rfe8= 24.Nf3 Nf4 (24...cb5 25.ab5 Rbc8 26.Ne5=) 25.Ne5 (25.d5 cd5 26.Be5 Re5 27.Re5 Rd8+=) 25...N4d5 26.Rbc1 a6 27.Ba3 Re6 28.bc6 bc6 29.Qg3 Rbe8 30.f3 (30.Re2 Nd7=) 30...Nd7 (30...Qa5!?–/+) 31.f4= Ne5 32.fe5 Rg6 (32...Qa5 33.Qb3=) 33.Qf3+= Qa5 34.Bc5 (34.Rf1!? f5 35.Qd3+= (worse is 35.Qf5 Rg2 36.Kh1 Qd2 37.Qf7 Kh8+=)) 34...Qa4= 35.Ra1 Qb5 36.Reb1 Qc4 37.Rc1 Qb5 38.Rcb1 Qc4 39.Rc1 Qb5 40.Rcb1 Qc4 41.Rc1 ½–½. mr5reasons1 (1635) – aramberber (1745), gameknot.com, 2012.

6.Nge2 Bc4 7.d3 Be6 8.d4 ed4 (8...0–0 9.d5 Bd7 10.Qd3–/+) 9.Nd4 Bd7 10.Bc4 Nc6 11.a3 0–0 12.0–0 Nd4 13.ed4 c6 14.Ne2 (14.d5!?+=) 14...d5–/+ 15.Bd3 Bg4 16.f3 Bh5 17.Ng3 Bg6 18.Nf5 Bf5 19.Bf5 Bd6 20.g4 Qc7 21.Rf2 Bf4 22.h4?? (better is 22.Bc1–+) 22...Be3 23.Qc2 Qg3 24.Kf1 Bf2 (24...Qh3 25.Ke2 Rae8 26.Bd3 Bd4 27.Kd1 Bf2 28.Qf2 Ng4 29.Bh7 Kh7 30.fg4 Qd3 31.Qd2 Qf3 32.Kc1–+) 25.Qf2 Qf2 (better is 25...Qh3!? 26.Kg1–+) 26.Kf2 g6 27.Bd3 Rfe8 28.h5 Re6 29.Rg1 Rae8 30.Bc1 Kf8 31.Bf4 Ke7 32.hg6 hg6 33.Bg5 Kd7 34.Rg3 (34.b5 Kc7–+) 34...Nh7 35.Bd2 Rh8 (35...R6e7!? 36.b5–+) 36.Rh3 Ree8 37.f4? (better is 37.Bf4–+) 37...Nf6 38.Rh8 Rh8 39.Kg3 (39.g5 Rh2 40.Ke1 Ne4–+) 39...Ne4 (39...Rh1!? 40.Kf3–+) 40.Be4 de4 41.Kg2 (41.f5 gf5 42.gf5 Kd6–+) 41...f5 42.gf5 gf5 43.Be3 Ke6 44.a4 Kd5 0–1. Olsen,Rolf – Svendsen,Jorgen, Karasjok op1, 2004.

6.Nf3 a5 7.b5 0–0 8.Be2 Bf5 9.0–0 Nbd7 10.d4 h6 11.Bd3 Bd3 12.Qd3 c6 13.a4 Rc8 14.bc6 bc6 15.Rab1 Qc7 16.Rfd1 Rb8 17.Ba3 Rb1 18.Rb1 Re8 19.d5 Rc8 20.Nd2 cd5 21.Nd5 Nd5 22.Qd5 Nf6 23.Qb7 Qd8 24.Qb6 Ne8 25.f3 Bg5 26.Kf2 f5 27.Rb5 Qb6 28.Rb6 Bd8 29.Ra6 Bc7 30.Nb3 Kh7 31.Ke2 Rb8 32.Na5 Ba5 33.Ra5 Rb3 34.Bc1 Rc3 35.Bd2 Rc4 36.Ra7 Kg6 37.Re7 Nf6 38.a5 Ra4 39.Re6 Ra5 40.Ba5 1–0. poesimannen (1925) – hebbs2 (1980), gameknot.com, 2013.

6.Nf3 a6 7.Qc2 Nbd7 8.Be2 0–0 9.Ng5 h6 10.Ne6 fe6 11.Bf3 c6 12.0–0 d5 13.Be2 (13.a3 a5=) 13...e4 (13...Bb4 14.a3 Bd6 15.d3–/+) 14.f3 (14.a3 a5=) 14...Rf7 (better is 14...ef3!? 15.Rf3 Bb4 16.cd5 cd5–/+) 15.fe4+= de4 (15...Bb4!? 16.ed5 cd5+=) 16.c5+/– Ne5 (better is 16...a5!? 17.a3 ab4 18.ab4 Ra1 19.Ba1 Nf8+/–) 17.Ne4+– Ne4 18.Qe4 Rf1 (18...Qd2 19.Qe5 Bf6 20.Qe6 Qb2+–) 19.Rf1 Nf7 (19...Bf6 20.Be5 Be5 21.Qe5 Qd2+–) 20.Qe6 (20.Rf7 e5 21.Bc4 Kh8 22.Be5 Bf6 23.Bf6 Qd4 24.Rg7 Qe3 25.de3 Rd8 26.Rb7) 20...Bf6 21.Bf6 gf6 22.Bc4 Qe8 23.Qf6 Qf8 24.Bf7 Kh7 25.Bg6 Kg8 26.Qe6 1–0. retiarius – Mr.Oldenslo, ChessWorld.net, 2012.

6.Nf3 h6 7.Be2 0–0 8.0–0 Nbd7 9.d4 e4 10.Nd2 c5 11.bc5 dc5 12.Nce4 Qb6 13.Qb3 cd4 14.ed4 Bb4 15.d5 Bf5 16.Nf6 Nf6 17.Bf6 Bd2 18.Qb6 ab6 19.Rfd1 Ba5 20.Bd4 Rfe8 21.Bf1 Bb4 22.a3 Ba3 23.Bb6 Rec8 24.c5 Bc5 25.Ra8 Ra8 26.Bc5 Ra5 27.Be3 b5 28.d6 b4 29.d7 Bd7 30.Rd7 1–0. poesimannen (1955) – monaro2002 (1685), gameknot.com, 2013.

6.d4 ed4

7.ed4 0–0 8.d5 Bf5 9.Bd3 Bd3 10.Qd3 Nbd7 11.f4 (11.Nf3 a5 12.b5 Nc5=) 11...Nb6 12.Nf3 Qd7 13.0–0 Rfe8 14.Rae1 Nh5 15.g3 Qg4 16.Re7?? (better is 16.Nd4+=) 16...Re7–/+ 17.Ng5 g6 (better is 17...Nf6–/+) 18.h3?? (18.Nce4 Na4 19.Bf6=) 18...Qg3–+ 19.Qg3 Ng3 20.Rf3 Nf5 (20...Ne2!? 21.Ne2 Re2 22.Bd4–+) 21.c5 dc5 22.bc5 Nc4 23.Nd1 (23.Rf2 Rae8 24.Kg2–+) 23...Re1 (23...Re1 24.Rf1 Rae8–+) 0–1. Baer,Cy (1895) – Daniel,Achim (1890), RSS4D easy–36, 2007.

7.ed4 0–0 8.Nf3 Bg4 (8...d5!? 9.c5 Nc6+=) 9.Be2= Re8 10.0–0 Qd7 (10...Nc6 11.h3 Bf3 12.Bf3 Nb4 13.Re1+=) 11.a4 (11.b5 a6+/–) 11...c6 (11...Nc6 12.b5 Na5 13.Bd3=) 12.Qc2 (12.b5 Qc7+/–) 12...Bf8 (12...Na6 13.Qb3+=) 13.c5 (13.Rfe1 Na6 14.Qb3 Nc7+/–) 13...Bf3 (13...Na6!? 14.Qb3 Nd5 15.Nd5 Re2+=) 14.Bf3+= (worse is 14.gf3 a5 15.b5 dc5 16.dc5 Bc5+=) 14...d5 (14...Na6 15.Qb3+=) 15.Rae1 a6? (better is 15...Na6!? 16.b5 Nc7+/–) 16.Bc1 g6 17.Bg5 Bg7 18.h3 Kf8 (18...Qc8+/–) 19.Bf6 (better is 19.Qd2+–) 19...Bf6+= 20.Bg4 Qd8 21.Re8 Qe8 22.Re1?? (22.Qd2 Nd7+=) 22...Qd8 (better is 22...Qe1 23.Kh2 Bd4–+) 23.Qd3 Nd7 24.g3 Bg7 25.Bd7 (25.h4 f5 26.Bf3 Qf6=) 25...Qd7= 26.Kg2 Rd8 27.f4 f5 28.b5 ab5 29.ab5 Ra8 30.b6 Ra3 31.Qd2 Qd8 32.Qb2 Qa8 33.Re5?? (better is 33.Qe2 Bf6 34.Qe3+=) 33...Be5–+ 34.fe5 Qa5 35.Nd5 Ra2 0–1. Baer,Cy (1895) – Schulz,Peter (1845), RSS5E easy–33, 2007.

6.Nf3 0–0

7.Qc2 a5 8.b5 =.

7.Qc2 Nc6 8.b5= Na5 9.d4 (better is 9.Ng5!?=) 9...Nc4 (9...Nc4 10.d5 Bf5 11.Qf5 Nb2+=). mr (2260) – jaronson (2095), net–chess.com, 2009.

7.Qc2 h6 8.a3 (8.d4 e4 9.Nd2 d5=) 8...c6 (8...a5 9.b5=) 9.d4 ed4 (9...a5 10.b5=) 10.Nd4+= Nbd7 (10...a5 11.b5+=) 11.Rd1 (11.Be2 Qb6+=) 11...Qc7 (11...c5 12.Nf5+=) 12.Ne4 (better is 12.Nce2 Bg4 13.f3+=) 12...Ne4? (12...a5 13.Bd3=) 13.Ne6 (better is 13.Qe4!? a5 14.c5+–) 13...fe6+= 14.Qe4 White gets in control 14...e5 15.Bd3 Nf6 16.Qf5 Nd7? (better is 16...a5+=) 17.Qe6+– Rf7 18.Bg6 Raf8 19.c5! d5 (19...Nc5 20.bc5) 20.0–0 Bf6 (20...e4 21.f3 ef3 22.Rf3+–) 21.e4 Qd8? (21...d4+–) 22.ed5 (22.Bf7?! Rf7 23.ed5 Nf8+–) 22...cd5 23.Rd5 Qe7 24.Bf7 Rf7 25.Qe7 Re7 26.Rfd1 Nf8 27.Re1 (27.b5 e4 28.Bf6 gf6+–) 27...Rd7 (27...Ng6+–) 28.Red1 (28.Rd7!? Nd7 29.Rd1 Nb8+–) 28...Re7 29.g3 (29.b5 e4 30.Bf6 gf6+–) 29...Kf7 30.Kg2 (30.b5 Rc7+–) 30...Ke6 (30...Nh7 31.b5 e4 32.Bd4+–) 31.f4 (31.Rd8 Kf7+–) 31...e4 (31...ef4 32.Rd6 Kf5 33.R1d5 Kg6 34.Bf6 gf6 35.gf4+–) 32.f5 (32.Be5 Kf7+–) 32...Kf7 33.Bf6 Kf6 34.h3 Nh7 (34...Kf7 35.b5 e3 36.Kf3+–) 35.g4 (35.Rd7 e3+–) 35...Ng5 (35...Kf7 36.Rd7 Nf6 37.Re7 Ke7 38.b5+–) 36.Kg3 (36.Rd7 Kf7+–) 36...e3 37.Rd6 (37.Re1 Nf7+–) 37...Kf7 38.Rd7 Ne4 39.Kf3 (39.Kf3 Nd2 40.R1d2 ed2 41.Re7 Ke7 42.Ke2+–; 39.Kf4 e2 40.Re7 Ke7+–) 1–0. De Visser,Arno – Steegers, 1984.

7.d4 ed4 8.Nd4= (worse is 8.Qd4 Nc6 9.Qd2 Nb4–/+) 8...Bg4 9.Qc2 d5 (9...Na6 10.h3 Bh5 11.a3=) 10.c5 (10.a3 a5 11.h3 Bc8 12.Nd5 Nd5 13.cd5 ab4=) 10...c6 (10...a5 11.a3+=) 11.Bd3 Bh5 (11...a5!? 12.h3 Bh5=) 12.0–0+= a5 13.a3 ab4 (13...Re8 14.Rfe1+=) 14.ab4+/– Ra1 15.Ba1 (15.Ra1 b6 16.Na4 b5+/–) 15...Nbd7 16.Nf5 Ne5? (16...Re8 17.Bb2+=) 17.Be2 (better is 17.Nd5 Nd5 18.Be5+– (18.Ne7 Qe7 19.Bh7 Kh8+=)) 17...Be2= 18.Ne2 Qd7?? (18...Nc4 19.Bd4+=) 19.Ne7 (better is 19.Be5 Re8 20.Ned4+–) 19...Qe7+= 20.Qc3 (20.Qf5 Re8=) 20...Nc4= 21.Ng3 Re8 (21...Qe6 22.Qd3+=) 22.h3 (22.Nf5 Qe6 23.Qd3 Ra8=) 22...Qe5 (22...Ra8!?+=) 23.Qe5+= Ne5 24.Be5 Re5 25.Ra1 Re8 (25...g6 26.Ra7 Re7 27.b5+=) 26.Ra7+/– Rb8 27.Nf5 Ne8 28.Kf1 g6 29.Nd4 Kf8 (29...Nf6 30.Ke2+/–) 30.Ke2 (better is 30.Ke1+/–) 30...Ke7?? (30...Nf6 31.g4+/–) 31.Kd3 (better is 31.Nc6 Kd7 32.Nb8 Kc8 33.c6+–) 31...Kd7+/– 32.Kc3 (32.Nf3 Nf6+/–) 32...Kc7 (32...Nf6!? 33.f3 h5+/–) 33.b5+/– cb5 34.Nb5 Kc6 35.Kb4 h5 36.Nd4 Kc7 37.Kb5 Nf6 38.f3 Nd7 39.c6 Ne5 40.Rb7 (better is 40.Kc5!? Nd3 41.Kd5+/–) 40...Rb7+= 41.cb7 Kb7 42.Kc5 Nd3 43.Kd5 Ne1 (43...Kc7 44.g3+/–) 44.g4 hg4 45.hg4 Kc7 46.Ke5 Kd7 47.Kf6 Ke8 48.e4 (48.Nb5!? Kd7 49.Kf7 g5+–) 48...Kf8 49.e5 Ke8? (49...Nd3 50.e6 fe6 51.Ne6 (51.Kg6?! Ke7+–) 51...Kg8 52.f4+– (52.Kg6?! Ne5 53.Kf5 Nf3+–)) 50.f4 (50.Nb5 Kf8 51.Nd6 Nf3 52.Nf7 Nh2+–) 50...Ng2 51.f5 (51.e6 fe6 52.Ne6 Nh4+–) 51...gf5 52.gf5 (52.Nf5 Kf8+–) 52...Ne3 53.Kg7 Ke7?? (better is 53...Nc4 54.e6 fe6 55.Ne6 Ne3 56.Nc7 Kd7+–) 54.f6 Ke8 55.Nf5 (better is 55.e6!? fe6 56.f7 Kd7+–) 55...Nc4?? (better is 55...Nf5 56.Kh7 Kd7–+) 56.Nd6 Kd7 57.Nc4 Ke6 58.Kf8 Kd5 59.Kf7 Kc4 60.e6 Kd5 61.e7 Kd6 62.e8Q Kd5 63.Qe6 Kd4 64.Kg6 Kc3 65.f7 Kb2 66.Qc4 Kb1 67.f8R Ka1 68.Qb5 1–0. Fredek (2090) – Guest657038, Freundschaftspartie, 5m + 0s, 2005.

7.d4 e4 8.Nd2 Bf5 9.Be2 c6 10.0–0 d5 11.Qb3 Be6 12.c5 h6 13.b5 Bd7 14.a4 a6 15.b6 Bg4 16.f3 ef3 17.Nf3 Ne4 18.Ne4 de4 19.Ne5 Be2 20.Rf7 Rf7 21.Nf7 Qd5 22.Qc2 Bd3 23.Nh6 gh6 24.Qf2 Nd7 25.Qg3 Qg5 26.Qc7 Rd8 27.Qb7 Qe3 28.Kh1 Qd2 29.Qc6 Qb2 30.Qg6 Kf8 31.Qh6 Kf7 32.Qh5 Kg7 33.Qg4 Kf8 34.Qf4 Nf6 35.Rg1 Qd4 36.b7 Bc5 37.Rc1 Bd6 38.Qg5 Qe5 39.Qh6 Kf7 40.Rc8 Qa1 41.Rc1 Qa4 42.Qh3 Rb8 43.Qc8 Qd7 0–1. purplegadge (1735) – bosna09 (1675), gameknot.com, 2013.

7.d4 e4 8.d5 Bg4 9.h3 =+.

7.Be2 a5 8.a3 ab4 9.ab4 Nc6 10.b5 Nb4 11.0–0 Bf5 12.d3 c6 13.Ba3 c5 14.e4 Bg4 15.Bb4 cb4 16.Nd5 Nd5 17.ed5 Bf3 18.Bf3 f5 19.Qb3 Bf6 20.Qb4?? (better is 20.Ra8 Qa8 21.Qb4+/–) 20...Ra1–+ 21.Ra1 e4 22.Ra7 Qb6 23.Qa3 ef3 24.gf3 Bd4 25.Kg2?? (25.Ra8 Bf2 26.Kg2 g6–+) 25...Bf2 (better is 25...Qa7 26.Qa7 Ba7–+) 26.Ra8 Bg1 27.Rf8 Kf8 28.Qa2 Bd4 29.Qa8 Kf7 30.Qc8 g6 (30...Kg6 31.h4–+) 31.Qe6 (better is 31.Qd7 Kf6 32.f4–/+) 31...Kg7?? (better is 31...Kf8–+) 32.Qe7= Kg8 33.h4?? Bg7?? 34.h5 Qd4 35.Qe6+/– Kf8 36.Qc8 Kf7= 37.Qb7 Kf6 38.Qd7 Qe5 39.Qd8 Qe7 40.Qb6 Kg5 41.hg6–/+ hg6 42.Qf2 Kf6 43.b6 Kf7 44.d4 Qb7 45.c5 Qd5–+ 46.Qc2 Bd4 47.c6? Bb6 48.c7 Bc7! 49.Qc7 Kf6 50.Qd8 Kg7 51.Qe7–/+ Qf7 52.Qd6 Qf6 53.Qf4 g5 54.Qb4 Qe6 55.Kg3? Kg6?? 56.Qb1 Qe5 57.Kh3 Qf4 58.Qd3 g4 59.fg4 Qg4 60.Kh2 Qf4 61.Kg1 Qg4 62.Kf2 Qf4 63.Kg1 Qg4 64.Kh2 Qf4 65.Kh3 Qg4 66.Kh2= ½–½. orangutanb4 (1995) – sandokaan (1920), internet, 2011.

7.Be2 Nc6 =.

7.Be2 h6 8.d4 ed4 9.ed4 (worse is 9.Qd4 Nc6 10.Qd2 Nb4+=) 9...a5 10.d5 Bd7 (10...ab4 11.de6 bc3 12.ef7 Rf7 13.Bc3+=) 11.a3 ab4 12.ab4 Ra1 13.Qa1 Na6 14.Na2 Ba4 15.0–0 Bb3 16.Bc3 c5? (16...Bc2!?+=) 17.b5 Nb4 18.Nb4 cb4 19.Bb4 Bc2 20.Bc3 Be4 21.Nd2 Bg6 22.Bf3 Qc7 23.Re1 Bd8 24.Bd4 b6 25.Qc3 Ne8 26.h3 Bf6 27.Nb3 Bd4 28.Nd4 Nf6 29.Nc6 Ra8 30.Re7 Qc8 31.h4 h5 32.Re1 Ng4?? (better is 32...Qc7+–) 33.Ne7 Kh7 34.Nc8 Rc8 35.Bg4 hg4 36.Re7 Rc5 (36...Rd8 37.Rb7+–) 37.f3 (better is 37.Rd7 Rc8+–) 37...gf3 38.g4 Kh6 39.h5 1–0. orangutanb4 (1950) – lisijs1 (1740), internet, 2012.

5.Nc3 g6

6.Nf3 Nc6 7.b5 Na5 8.Qa4 =.

6.Nf3 Bg7

7.d4 ed4 8.Nd4 a5 9.ba5 Nbd7 =.

7.d4 e4 8.Nd2 Bf5 9.Be2 h5 10.Qc2 Qe7 11.h3 c6 12.a4 Nbd7 13.a5 d5 14.a6 b6 15.Ba3 Rc8 16.Qa2 Be6 (16...dc4 17.b5 c5 18.Rd1+=) 17.0–0 Qd8 18.f4 0–0 19.Rf2 c5 (better is 19...Re8!?=) 20.bc5+/– (worse is 20.Nd5 cd4 21.Nf6 Nf6–+ (21...Bf6?! 22.Ne4 de3 23.Nf6 Qf6 24.Rff1=)) 20...bc5 21.Nb5 (better is 21.cd5!? Bf5 22.dc5 Nc5 23.Nb5+=) 21...cd4 22.Nd4 Re8 23.Rb1 dc4 (better is 23...Qa5!?=) 24.Ne6+/– (24.Nc4?! Bd5=; worse is 24.Bc4 Bc4 25.Nc4 Nc5+=) 24...Re6 25.Nc4 (25.Bc4 Rec6 26.Bf7 Kh7 27.f5 gf5 28.Be6+=) 25...Nd5= (worse is 25...Ra6 26.Nd6 Rd6 27.Bd6+/–) 26.Bb2 Bb2 27.Rb2 Nc3 28.Qb3 Ne2 29.Rfe2 Nc5 30.Qb5 Ra6 31.Rbd2 Qh4 (31...Qe8 32.Qe8 Re8 33.Rd4–/+) 32.Rd1 (32.Nd6 Rcc6 33.Qb8 Kg7 34.Ne8 Kh7+/–) 32...Rcc6 (better is 32...Qg3!?–/+) 33.Qb8= Kg7 34.Ne5 Rf6?? (better is 34...Re6=) 35.Rd8+– Do you see the mate threat? 35...Ra1 36.Kh2 Rf4 37.Rg8 Kh6 38.Qf8 Kg5 39.Nf7 Rf7 40.Qf7 Ra6 1–0. Martinez Rodriguez,Ezequiel – Bazan Solera,Manuel, Asturias–chT Preferente, 2000.

7.Be2 0–0 8.0–0 a5 9.b5 e4 +=.

7.Be2 0–0 8.0–0 Nbd7 9.d4 Nb6 10.de5 de5 (10...Ng4!? 11.ed6 Nc4 12.Bc4 Bc4 13.dc7 Qc7+=) 11.Ne5+/– Ne8 12.Nb5 (12.Ne4 Nd6 13.Nc5 Re8+=) 12...a6 (12...Nc4 13.Nc4 Bc4 14.Bc4 Bb2 15.Rb1+=) 13.Na3 (13.Qd8 Rd8 14.Nd4 Be5 15.Ne6 Bb2 16.Nd8 Ba1 17.Ra1 Nd6+=) 13...Qd1 (13...a5!? 14.b5 Qe7+/–) 14.Rad1 c6 15.c5 (15.Bd4 Be5 16.Be5 a5+/–) 15...Nd5 (15...Na4 16.Bd4 Be5 17.Be5+/–) 16.Nac4 Nb4 17.Nb6 Ra7 18.a3 Nd5 19.Nbc4 Nec7 20.Rd2 (20.Rb1 Nb5 21.Rfc1 Re8+=) 20...Raa8 (20...Nb5 21.Rc1+/–) 21.Nd6 Rab8 22.Rfd1 Nb5 23.Bb5 ab5 24.h3 (24.h4 Ne7+=) 24...h6 (24...f5 25.Nf3+/–) 25.Kf1 Kh7 26.Bd4 (26.h4 Ra8+/–) 26...Kg8 (26...f5 27.Nf3+/–) 27.e4 (27.Rd3 Kh7+/–) 27...Ne7 (27...Nf4 28.f3+=) 28.Ke1 (28.f4 Ra8+=) 28...Rfd8 29.Nf3 Bd4 30.Rd4 Kh7 (better is 30...Rf8+/–) 31.Nb5!+– Rd4 (31...cb5 32.Rd8) 32.Nbd4 Ba2 (32...Bc8 33.Ne5 f6 34.Nc4+–) 33.Ra1 Bc4 34.Ne5 Be6 (34...Rd8 35.Ndf3 Be6 36.Rb1+–) 35.Ne6 fe6 36.Rd1 Kg7 37.Rd6 Ra8 38.Re6 Kf8 39.Rf6 Ke8 40.Ng6 Ng6 41.Rg6 Ra3 42.Rh6 Rc3 43.Kd2 Rc5 44.g4 Kd7 45.f4 b5 46.h4 b4 47.Rh7 Kc8 48.Ra7 Rc4 49.g5 Re4 50.Rf7 Rc4 51.g6 b3 52.g7 Rc2 53.Kd1 (53.Kd1 Rg2 54.Kc1+–) 1–0. pierre – zugzwang, ChessHere.com, 2005.

7.Be2 0–0 8.Qc2 Nbd7 (8...Nc6 9.a3+=) 9.h3 (9.0–0 a5 10.a3 d5=) 9...a5+= 10.b5 h6 (10...Nb6 11.d3=) 11.g4 (11.0–0 Nb6 12.d3 a4=) 11...Nb6+= 12.d3 e4 (12...a4!?+=) 13.Ne4+= Ne4 14.Bg7 Kg7 15.de4 Qf6 16.Rd1 (16.Nd4 Rfe8+=) 16...Bc4 17.g5 (17.Qc4 Nc4) 17...hg5 18.Rg1 ½–½. Ackermann,Robert (1885) – Klein,Markus (1610), Nuremberg Zabo op 3rd, 2001.

7.Be2 Nc6 8.b5 Na5 9.Qa4 +=.

7.Be2 Nbd7 8.0–0 0–0 9.d4 ed4 10.Nd4 Re8 (10...a5 11.b5=) 11.Ne6 Re6 12.Qc2 Ne5 13.Rad1 c6 14.a3 Qc7 15.h3 (15.f4 Neg4 16.Bc1 Ne3 17.Be3 Re3–/+) 15...Re7 16.Rd2 Rc8 17.Rfd1 d5 18.cd5 cd5 19.Qb3 Nc4 20.Nd5 Nd5 21.Bc4 Qc4 (21...Ne3 22.Bf7! Rf7 23.fe3 Bb2 24.Rd7+/–) 22.Qc4+– Rc4 23.Bg7 Kg7 24.Rd5 Rc3 25.Rd7 Rc7 (25...Rd7 26.Rd7 Ra3 27.Rb7+/–) 26.Re7 Re7 27.Kf1 Rc7 28.Ke2 b5 29.Rd5 Rc3 (29...Rc2 30.Kf3 a6 31.Rd6+/–) 30.Rb5+– Ra3 31.f4 (31.Rd5 Rc3+–) 31...Ra2+/– 32.Kf3 Rb2 33.g3 a5 34.Ra5 Rb4 35.Ra7 Rb1 36.e4 Rb3 37.Kg4 Rb4 (37...h5 38.Kh4+/–) 38.e5+– Re4 39.Kf3 Re1 40.g4 (40.Kf2 Re4+–) 40...Kg8 (40...g5 41.Ra4+–) 41.Ra3 (41.Kf2 Rh1 42.Kg3 Re1+–) 41...Rh1 42.Kf2 (42.Kg3 h5+–) 42...Rh2 (42...h5 43.Kg2 Rd1 44.Ra7+–) 43.Kg3 Re2 44.h4 (44.g5 Kg7+–) 44...h6 (44...h5 45.Ra8 Kg7 46.g5+/–) 45.h5 g5 (45...gh5 46.Ra8 Kg7 47.gh5 Re3 48.Kg4+–) 46.Kf3 Re1 47.fg5 Re5 (47...hg5 48.Ra5 Kg7+–) 48.gh6 Re6 (48...Kh7 49.Kf4 Re1+–) 49.g5 Re7 (49...Re8 50.g6+–) 50.g6 Re8 51.Kg4 fg6 52.hg6 Rb8 53.Ra6 Rc8 54.Kg5 Rc5 55.Kf6 Rc8 56.h7 Kh8 57.Kg5 Rc1 58.Ra8 1–0. Margraf – Knischka, tt, 1990.

7.Be2 Nbd7 8.Ng5 0–0 9.Ne6 fe6 10.0–0 c6 11.b5 d5 Black intends e4 12.bc6 bc6 13.Na4 e4 14.Rc1 Rc8 15.cd5 ed5 (15...cd5!? 16.Rc8 Qc8=) 16.Ba6+= Rc7 17.Ba3 Rf7 (17...c5 18.Nc5 Rc5 19.Rc5+/– (worse is 19.Bc5 Nc5 20.Rc5 Qb6+=)) 18.Bd6 Nb6 (18...c5 19.Bc7 Qc7 20.d4 ed3 21.Bd3+/– (worse is 21.Qd3 c4 22.Bc4 Ng4+=)) 19.Bc7+– Rc7 20.Nc5 Qd6 21.f3 Nbd7 22.Nd7 Qd7 23.Qb3 h6 24.fe4 Ne4 25.Qc2 d4?? (better is 25...Qe6+–) 26.Bc4 Kh7 27.Rf7 (27.Rf7 Qd8 28.Qe4+–) 1–0. gioco1b4 (2555) – FISTAL (2265), ChessWorld.net, 2013.

5.d3 Be7

6.Nc3 0–0 7.a3 Nbd7 8.Nf3 c6 9.Be2 Re8 10.0–0 Nf8 11.e4 Ng6 12.h3 d5 13.cd5 cd5 14.ed5 Nd5 15.Nd5 Qd5 16.Re1 f6 (16...a5 17.ba5 Ra5 18.d4+=) 17.d4= ed4 18.Qd4 Qd4 19.Nd4 Bf7 20.Bf3 Rab8 21.Nb5 a6 22.Nc7 Red8 23.Rad1 b5 (23...Rd1 24.Rd1 (worse is 24.Bd1 Bd6–/+) 24...Rd8 25.Nd5+=) 24.Nd5 (24.Na6!? Rd1 25.Rd1+/–) 24...Bf8 25.Ne3 Rbc8 (better is 25...Nf4!?+=) 26.Bb7+/– Rb8 27.Ba6 Bd6 28.g3?? (28.Nf5 Bf4+–) 28...Be8?? (better is 28...Rb6 29.Bb5 Rb5+=) 29.Nf5 Be5 30.Be5 Ne5 31.Rd8 Rd8 32.Bb5?? (better is 32.Rc1+/–) 32...Bb5 (32...Nf3 33.Kh1 Ne1 34.Be8 Re8 35.Nd6–+) 33.Ne7? (better is 33.Rc1–/+) 33...Kf7 34.Nf5 (34.Kg2 Ke7 35.f4 Rd2 36.Kg1–+) 34...Rd2 (better is 34...Nf3 35.Kh1 Ne1–+) 35.Re3 (35.Rc1!?–+) 35...Rd1 36.Kh2 (36.Kg2 Bc6 37.f3 Rd2 38.Kf1 Nf3–+) 36...g6 (36...Bc6!? 37.g4 Rh1 38.Kg3 Rg1 39.Kh2 Rg2 40.Kh1 Rg4 41.f3–+) 37.Nh4 g5 38.Ng2 h5 (better is 38...g4 39.Re5 fe5–+) 39.Ne1?? (39.f4 Nc4 40.Rc3–+) 39...Nc4 (39...Re1 40.Re1 Nf3 41.Kh1 Ne1 42.g4 hg4 43.hg4–+) 40.Rc3 (40.Ng2 Ne3 41.Ne3 Rd3–+) 40...Re1 41.a4 (41.g4 h4 42.Kg2–+) 41...Bc6 42.Rc4 Rh1 0–1. Fournier,Frederic – bastiana, Active, 2009.

6.Nf3 Bg4 7.Be2 b6 8.0–0 c5 9.b5 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 0–0 13.Nbd2 d5 (13...Nbd7!?=) 14.h3 Bf3 15.Bf3 d4 16.e4 Nbd7 17.Bb2 h6 18.Qa4 Nh7 19.Ra1 Bg5 20.Nf1 Bf4 21.g3 Bg5 22.h4 Be7 23.Qa7 f5 (better is 23...Qc8!?=) 24.ef5+/– Rf5? (24...Nhf6 25.Nd2+/–) 25.Bc6?? (better is 25.Bd5 Kh8 26.Be6+–) 25...Nhf6+= 26.Be4 (better is 26.Nh2!? Nb8 27.Qb7+/–) 26...Ne4+= 27.de4 Rf6 28.Qb7 Rg6?? (better is 28...Bf8=) 29.Ra8+– Qa8 30.Qa8 Kh7 (30...Kf7 31.Qd5 Ke8 32.Qg8 Bf8 33.h5+–) 31.Qb7 (better is 31.Qe8 Nf6 32.Qe7 Ne4 33.Qe5 Nd6+–) 31...Rd6 32.Nd2 g5 33.h5 g4 34.Bc1 Bg5 35.Nb3 Bd8 36.Kg2 Kg7 37.Qc8 Nf6 38.Qf5 Nd7 39.f3 Rf6 40.Qd7 Rf7 41.Qd8 gf3+– 42.Kf2 1–0. Fournier,Frederic (1915) – davitet29, Active (5/2), 2005.

6.Nf3 0–0

7.Be2 c6 8.Nc3 h6 9.a4 a5 10.b5 Nbd7 11.0–0 Qc7 12.Qd2 Nb6 13.e4 Nfd7 14.Ba3 f5 15.g3 (15.Qe3!?=) 15...Rf7 16.h4 Raf8 17.Kg2 Nf6 18.ef5 Bf5 19.Nh2 Qd7 20.Kh1 Bh3 21.Rg1 (21.Rfe1 Be6–/+) 21...Ng4 22.Ng4 Bg4 23.Bg4 Qg4 24.Rg2 Qd4 25.Qe1 Rf2 26.Rf2 Rf2 (26...Qf2?! 27.Qf2 Rf2 28.Ne4+=) 27.Ne4 White intends c5 (27.bc6 bc6 28.Rd1 Na4 29.Na4 Qg4 30.Qf2 Qd1 31.Kh2 Qa4–+) 27...Rf3 (27...Re2 28.Qb1–+) 28.Rd1 (28.c5 dc5 29.bc6 Re3–+) 28...Rd3 29.Rd3 Qd3 30.c5 (30.bc6 bc6 31.c5 dc5–+ (31...Qa3 32.cb6 Qb3 33.Qa5 Qf3 34.Kg1 Qe4 35.Qa8 Kf7 36.b7–+)) 30...dc5 31.Bc5 (31.bc6 Qa3 32.cb7 Nd7–+) 31...Bc5 32.Nc5 Qd5 33.Ne4 cb5 34.ab5 Qb5 35.Kh2 a4 36.Qd2 Nd5 (36...a3 37.Nc3 Qc6 38.Qa2 Nc4 39.Nb1–+) 37.Qc2 (37.Qa2 Qb3 38.Qb3 ab3–+) 37...Qc6 (37...Ne3 38.Qa2 Kh7 39.Nc3–+) 38.Qb2 (38.Qa2 Kh8 39.Qf2 Nf6 40.Nf6 gf6–+) 38...a3! 39.Qb3 (39.Qa3 Qc2 Double attack (39...Qc2 Decoy)) 39...Kh8 40.Nd2 Qd6 (better is 40...Qc5!? 41.Ne4 Qe3 42.Qc2–+) 41.Qb7 Nb6 42.Ne4 Qd4 43.Qb8 (43.Qc6 Qa4 44.Qb6 Qc2 45.Kh3 Qe4–+) 43...Kh7 44.Qb7 (44.Qf8 Qe4 45.Qa3 Nd5–+) 44...Nd5 (better is 44...a2 45.Qf7 Qe4 46.Qa2–+) 45.Qb1 Qb2 46.Qb2 ab2 47.Nd2 Nc3 (47...Nc3 48.Kg2 Kg6–+) 0–1. Holz auf der Heide,Gerhard (1645) – Seiler,Dirk (1910), Leipzig VfB op, 2004.

7.Be2 h6 8.0–0 a6 9.Nbd2 Nc6 10.a3 Rb8 11.Qc2 d5 (11...Qd7 12.d4 ed4 13.Nd4 Nd4 14.Bd4+=) 12.cd5 (12.Ne5 Ne5 13.Be5 Re8+/–) 12...Bd5 (12...Qd5!? 13.e4 Qd6+=) 13.Ne5+/– Ne5 14.Be5 Bd6 15.Bd6 Qd6 16.Bf3 Bf3 17.Nf3 c6 18.d4 Nd5 19.Rfc1 Rfe8 20.Qc5 Qc5 21.bc5 b6 22.cb6 Rb6 23.Rab1 Reb8 24.Rb6 Rb6 25.Ne5 Ne7 26.g3 a5 (26...Rb3!?+–) 27.Rc5 Kf8?? (27...Rb5+–) 28.Nd7 Ke8 29.Nb6 Kd8 30.Ra5 Kc7 31.Nc4 Kb7 32.Nd6 Kb6 33.Ra4 f6 34.Rb4 Ka5 35.Nc4 Ka6 36.e4 Nc8 37.f3 Na7 38.a4 Nc8+– 39.Kf2 Ne7 40.Ke3 Ng6 41.Rb6 Ka7 42.Rc6 Kb7 43.Rc5 Ne7 44.a5 Ka6 45.Rc7 Ng6 46.Rg7 Nf8 47.Rf7 Kb5 48.Rf8 Kc4 49.a6 Kc3 50.a7 Kb3 51.a8Q Kc2 52.Rc8 Kb3 53.Qb7 (53.Qb7 Ka4 54.Ra8) 1–0. Fournier,Frederic – lumarda, Active, 2009.

7.Be2 h6 8.0–0 d5 9.Be5 (9.Ne5 Bb4 10.Qb3 Na6+=) 9...dc4 10.dc4 Nfd7 (10...Bb4!? 11.Qd8 Rd8 12.Bc7 Rc8+=) 11.Bc3+/– c5 12.bc5 Bc5 13.Nbd2 b6 (13...Nc6 14.Qb3 Qc7 15.Qb2+/–) 14.Ne5 (14.Nd4!? a6 15.Rb1+/–) 14...Ne5+= 15.Be5 Nc6 16.Nf3 (16.Bf4 Qh4+=) 16...Qe7 (16...Ne5 17.Ne5 Qc7 18.Nf3=) 17.Qa4 Bd7 18.Bb2 Nd4 19.Qd1 Nf3 (19...Ne2 20.Qe2 Bg4 21.Rfd1+=) 20.Bf3 Rad8 21.Qc2 Qg5 22.Be4 Be6 23.Rfd1 Rc8 24.Rab1 Be3 (24...Rfd8!?+=) 25.fe3+– Qe3 26.Kh1 Bc4 (26...Rc4 27.Bh7 Kh8 28.Qd3+/–) 27.Bb7 Rc7 (27...Rb8 28.Qc4 Rb7 29.Qg4+–) 28.Ba6! Qf4 (28...Ba6 29.Qc7 Pinning (29.Qc7 Deflection)) 29.Rbc1 Ba6 (29...b5 30.Bb5! Rfc8 31.Qc3+–) 30.Qc7 Qe4 (30...Qc7 31.Rc7 Be2 32.Rd2+–) 31.Qg3 (31.Qg3 g5 32.Qc3+–) 1–0. PeterRs – Steve20, ChessWorld.net, 2006.

5.d4 ed4

6.ed4 c6 7.Bd3 g6 (7...Be7!?+=) 8.Nf3 Bg7 (8...d5 9.c5=) 9.0–0+= 0–0 10.Nbd2 Nbd7 (10...d5 11.c5=) 11.Qc2 (11.Ng5 Bg4 12.f3 Bh5+=) 11...Nh5 (11...d5 12.Rfe1=) 12.Rfe1 (12.Ne4 d5 13.cd5 Bd5=) 12...Nf4= 13.Bf1 (13.Re3 Nd3 14.Qd3 a5=) 13...Nf6 (13...d5 14.g3 Bf5 15.Qb3 dc4 16.Bc4 Nh3 17.Kg2=) 14.Ne4 (14.Bd3 Nd3 15.Qd3 d5=) 14...Ne4 (14...Bf5 15.Nf6 Qf6 16.Qd2=) 15.Qe4+= (15.Re4 Bf5 16.Rae1 d5–+ (16...Be4?! 17.Qe4 Ne6 18.a4–/+)) 15...Nh5 16.h3 (16.b5 Nf6 17.Qf4 cb5 18.cb5 Nd5+=) 16...Bf5 (16...Re8 17.Rad1=) 17.Qe3 (17.Qe7 Qb8+=) 17...Nf6 (17...Re8 18.Qd2 Be4 19.Qc3=) 18.g4 (18.Qf4 d5=) 18...Re8= 19.Qf4 Re1 (19...Be4 20.Nd2 d5 21.g5=) 20.Re1+= Be6 21.Qg3 (21.g5 Nh5 22.Qh4 a5=) 21...d5 22.Ng5 Qd7 (22...Bd7 23.c5=) 23.Ne6+= fe6 24.Qe3 Re8 (24...a5 25.a3= (worse is 25.Qe6 Qe6 26.Re6 ab4+=)) 25.c5 (25.g5 Ne4 26.Bd3 Nd6=) 25...a6 (25...Ne4 26.Bd3+=) 26.Bg2 (26.g5 Ne4 27.Bd3 Qd8+/–) 26...Qf7 27.Bc3 (27.g5 Nd7+=) 27...Nd7 28.f4 Bh6 29.g5 Bg7 30.h4 (30.a3 Qf5=) 30...Nf8 (30...b5 31.Bh3 Nf8 32.h5+=) 31.Bh3 Increases the pressure on the backward pawn 31...Qd7 (31...h6 32.a4+=) 32.Qf3 (32.f5 gf5 33.Bf5 Qf7+/–) 32...Re7 (32...Qf7 33.a4+=) 33.h5 gh5 34.Qe3 (34.Qh5 Rf7 35.Qf3 Qc7=) 34...Kf7 (34...Rf7 35.a4= (35.Be6 Ne6 36.Qe6 Qe6 37.Re6 Rf4+=)) 35.Qe2+= Qc7 36.Qh5 Ng6 (36...Kg8 37.Qh4+=) 37.Qg4 (37.Kh1 Ke8 (37...Qf4?? 38.Rf1 Kg8 39.Rf4 Nf4 40.Qg4+–) 38.f5 Qg3=) 37...Nf8 (37...Ke8 38.Rf1=) 38.Kg2 (38.Qh4 Ke8 39.a4 Ng6–/+) 38...Qd7 (38...Ng6 39.Kg3+=) 39.Qh5 Kg8 40.Bg4 (40.f5 ef5 41.Bf5 Qc7+=) 40...Ng6 (40...Rf7 41.Kf3+=) 41.Kg3 (41.Kf3 a5 42.ba5 Re8+/–) 41...Qc7+/– 42.Be6 Re6 43.Re6 Qf4 44.Kh3?? (better is 44.Kg2 Qc1 45.Re8 Kf7 46.Qh7 Nf4 47.Kf3 Qf1 48.Ke3 Qe2 49.Kf4 Qf2 50.Kg4 Qg2 51.Kf4 Qf2 52.Kg4 Qg2 53.Kf4 Qf2=) 44...Qf5–+ 45.Qg4 Nf4 46.Kh4 Qg4 (46...Qe6?! 47.Qf4 Qe8 48.a4=) 47.Kg4 Ne6 48.Kf5 Kf7 (48...Kf7 49.b5 ab5–+) 0–1. Klimek,Petr – Haluska,Alois, Liberec op, 2003.

6.ed4 Nbd7 7.d5 Bf5 (7...Bg4 8.Be2 Qe7 9.Qa4=) 8.Nf3 (8.Bd3 Bd3 9.Qd3 c6=) 8...Be7 (8...Ne5 9.Be2=) 9.Be2 (9.Nd4 Bg6=) 9...0–0 (9...a5 10.a3=) 10.0–0 Bg6 (10...a5 11.a3=) 11.Nh4+= Ne5 (11...a5 12.Ng6 fg6 13.ba5+=) 12.Ng6 fg6 (12...Ng6 13.Re1+=) 13.Re1 (13.Nc3 a5 14.f4 ab4=) 13...a6 (13...a5 14.a3+=) 14.Nc3+/– c5 15.dc6 Nc6 (15...bc6 16.Qd4+/–) 16.b5 (16.a3 Kh8+/–) 16...ab5 17.cb5 Nb8 (better is 17...Ne5!?+/–) 18.Bc4 (18.Bf3 Nbd7 19.Bb7 Rb8+–) 18...Kh8 19.Qe2 Re8?? (better is 19...d5 20.Nd5! Nd5 21.Bd5 Bc5+–) 20.Bf7 Rf8 21.Qe7 Qe7 (21...Nbd7 22.Rad1+–) 22.Re7 Nbd7 23.Rd1 Nc5 (23...Ne5 24.Bb3 Rfe8 25.Rb7+–) 24.Rd6 Ng4 (24...Rad8 25.Rd8 Rd8 26.Nd5+–) 25.Nd5 Nd3 (25...Ra2 26.Bg7! Kg7 27.Bg6 Kg8 28.Bh7 Kh8 29.Bb1+–) 26.Bg7! Kg7 Decoy to g7 27.Bg6 A double attack 27...Kg8 28.Bh7 Kh8 29.Bd3 Nf2 1–0. guest269 – guest30, ICC, 2002.

6.Qd4 Nc6 7.Qc3 Ne4 8.Qb3 Qh4 9.g3 Qh6?? 10.Bg2 Nf6 11.Bd5 Be7 12.b5 Na5 13.Qa4 Bd5?? 14.cd5+= b6 15.Qc2 Nd7 16.Qc7?? Nc5–+ 17.Bc3 Bd8 18.Bg7 Qg7 19.Qd6 Qa1 20.Kf1 Qb1 21.Kg2 Nd3 22.Nf3 Qa2 23.Nd4 Qf2 (24.Kh3 h5–+) 0–1. marluc – jfq, Live Game Caissa's Web, 2004.

6.Bd4 d5 7.c5= b6 (7...a5 8.a3=) 8.Qc2 (8.Nd2 Nc6=) 8...Nc6 (8...Bd7!?=) 9.Bb5+= Bd7 10.a3 (better is 10.Bc6 Bc6 11.cb6 Bb4 12.Nd2+=) 10...a6?? (better is 10...Nd4 11.Bd7 Qd7 12.ed4 a5+=) 11.Bc6+– Bc6 12.cb6 Qd7 13.bc7 Qc7 (13...Rc8 14.Bf6 gf6 15.Nf3+–) 14.Nf3 (14.Bf6 gf6 15.Nf3 Rc8+–) 14...Bd6 (14...Rc8 15.Bf6 gf6 16.Nbd2+–) 15.Nc3 (15.Bf6 gf6 16.Nbd2 Rc8+–) 15...Ne4 (15...a5 16.0–0+–) 16.Ne4 (16.Rc1 Rc8+–) 16...de4+/– 17.Ng5 (17.Bg7 ef3 18.g4 Rg8 19.Qh7 Bb7 20.Qg8 Ke7–/+) 17...f5? (17...0–0!? 18.Ne4 Be4 19.Qe4+/–) 18.Qc4 (better is 18.Ne6 Qd7 19.Ng7 Kf7 20.Nf5+–) 18...f4?? (18...Qd7 19.Bg7! Bb5+/–) 19.Bg7!! fe3 (19...Qg7 Deflection from c6 20.Qc6 Eliminates the defender c6) 20.Qe6 (20.Bh8 ef2 21.Kf2 e3 22.Kg1 e2 23.Qe2 Qe7 24.Qh5 Kd7+–) 20...Be7 (20...Qe7 21.Bh8 Qe6 22.Ne6 ef2 23.Kf2 Kd7 24.Nc5 Bc5 25.bc5 Rh8+–) 21.Qf7 (21.fe3 Rd8 22.Qf7 Kd7 23.Qf5 Ke8 24.Bh8 Bg5 25.Qg5 Qf7+–) 21...Kd7 22.Rd1 (22.Qe6 Kd8 23.Rd1 (23.Bh8?! ef2 24.Kf2 Qf4 25.Nf3 Bh4 26.Ke2 Bb5 27.Kd1 Ba4 28.Ke2 Bb5 29.Kd1 Ba4 30.Ke2 Bb5=) 23...Bd7 24.Bh8 ef2 25.Kf2 Bc5 26.bc5+–) 22...Kc8 23.Ne6 (better is 23.Bh8 Bg5 24.Qf5 Kb7 25.Qg5 ef2 26.Kf2 Rh8 27.Rhe1+–) 23...ef2 (better is 23...Bb4 24.ab4 Qf7 25.fe3 Re8–+) 24.Qf2+– e3 25.Qe3 (better is 25.Qf5 Bh4 26.Ke2 Bb5 27.Kf3 Qc6 28.Kf4+–) 25...Qb7 (25...Bh4 26.Ke2 Re8 27.Nc7 Re3 28.Ke3 Kc7 29.Be5 Kb6+–) 26.Qh3 (26.Bh8 Bh4 27.g3 Be7+–) 26...Bg2 (26...Re8 27.Nc5 Bd7 28.Rd7 Bc5 29.Re7 Kd8 30.Re8 Ke8 31.Qh5 Kd7 32.Qc5 Qe4 33.Kf2 Qf4 34.Kg1 Rd8+–) 27.Qc3 (27.Rc1 Kd7 28.Nc5 Ke8 29.Qh5 Kd8 30.Nb7 Bb7 31.Rd1 Bd5 32.Qd5 Bd6 33.Qd6 Kc8 34.Rc1 Kb7 35.Qc7) 27...Bc6?? (better is 27...Qc6 28.Rg1 Rg8+–) 28.Bh8 Bh4 29.Kf1 (29.Kd2 Qd7 30.Nd4 Kb7 31.Qc6 Qc6 32.Nc6 Rh8 33.Na5 Kb6+–) 29...Qb5 (29...Qf7 30.Bf6 Qf6 31.Qf6 Bf6+–) 30.Rd3 (better is 30.Kg1 h5 31.Be5+–) 30...Qf5+/– 31.Ke2 Do you see the mate threat? 31...Qe6? (better is 31...Qe4 32.Kd2 Qh1+–) 32.Be5?? (better is 32.Kd1 Qg4 33.Kc1+–) 32...Qg6?? (32...Qg4 33.Kd2 Qg2 34.Kc1 Bg5 35.Kb1 Qh1 36.Kb2 Qg2 37.Ka1–+) 33.Ke3 (better is 33.Rg1! Qe4 34.Kd2+–) 33...Qe4–+ 34.Kd2 Qh1 35.Rd6?? Be1 (35...Be1 36.Kc2 Bc3 37.Kc3 Qc1 38.Kd3 Kb7 39.Rc6 Kc6–+) 0–1. Nielsen,Joergen Axel – Blond, Denmark, 1968.

6.ed4 d5

7.c5 Qe7 8.Be2 =.

7.c5 Be7 8.Nf3 Nbd7 9.Be2 c6 10.Qa4 Qc7 11.0–0 h5 12.Re1 Ne4 Black plans h4 13.Bf1 g5 14.Nfd2 Nef6 15.Nf3 g4 (15...Ne4 16.Bd3+=) 16.Nfd2 (16.Ne5!?+=) 16...h4= 17.g3 hg3 18.fg3 Nf8 19.Nc3 Ng6 20.Bd3 Rh6 21.Bc1 Kd7 22.Nf1 Rh7 23.Ne2 (23.Qc2 Rah8 24.Re6 fe6 25.Bg6 Rh2 26.Qh2 Rh2+/–) 23...Ne4+= 24.Be4 (24.Nf4 Nf4 25.Bf4 Qc8+=) 24...de4= 25.Nf4 Bf5 (25...Nf4 26.Bf4 Qd8 27.Re4+=) 26.Ng6 (26.Ne3!? Nf4 27.Nf5+/–) 26...Bg6= 27.Bf4 Qc8 28.Rad1 Ke8 29.d5 Qd7 30.Ne3 f5 31.a3 (31.Nc4 cd5 32.Qd7 Kd7 33.Ne5 Ke6 34.Ng6+/–) 31...Bf7? (better is 31...Bf8!?+=) 32.dc6+– Qc6 33.Qc6 bc6 34.Nf5 Bd5 35.Rf1 a5 36.Bd6 Bg5 37.b5! Raa7 (37...cb5 38.Rd5 Deflection) 38.Bf4 Bf6?? (better is 38...Be7 39.Be3 Rd7+/–) 39.bc6 (better is 39.Nd6 Ke7 40.b6+–) 39...Be6 (39...Bb3 40.Rde1 Kd8 41.Re4 Ra6 42.c7 Kd7+–) 40.Nd6 Ke7 41.Rfe1 (better is 41.Ne4 Bf5 42.Ng5 Ke8 43.Nh7 Rh7+–) 41...Bc3 (41...Kf8 42.Re4 Bb3 43.Rf1+–) 42.Re4 1–0. Zelannikovas,Viktoras – Vaicekauskas,Gytis (1775), LTU–ch U20 Vilnius, 2008.

7.c5 g6 8.Nf3 Bg7 9.Bd3 0–0 10.0–0 c6 (10...Nc6!? 11.b5 Na5=) 11.Nbd2 Qc7 12.a4 White intends b5 12...a6 13.b5 ab5 14.ab5 Ra1 15.Qa1 cb5 16.Bb5 Bd7 17.Bd3 Nc6 18.Bc3 Rb8 19.Rb1 Nh5 20.Qa2 (20.g3 Qc8+=) 20...Nf6 (20...Nf4 21.Bf1=) 21.Nb3 (21.Qb3!?+=) 21...Ne4= 22.Be4 de4 23.Ng5 Bf5 ½–½. Koerner,Helmut (1770) – Modrow,Reinert, 7th Berlin–ch Seniors, 2011.

7.c5 g6 8.Nf3 Bg7 9.Be2 (9.Bd3 0–0=) 9...0–0 10.0–0 Nbd7 11.Nbd2 (11.Re1 Ne4=) 11...c6 (11...Re8 12.Ne5=) 12.Nb3 (12.Re1 Re8=) 12...Qc7 (12...Ne4 13.Re1=) 13.Qc2 (13.Re1 Ne4=) 13...Rfe8 14.Rfe1 Re7 (14...Bf5 15.Bd3 Be4 16.Nbd2=) 15.Bd3 Rae8 16.Re2 Bg4 (16...Nh5 17.Rae1+=) 17.Re7 Re7 18.Re1 Re1 19.Ne1 Nf8 (19...Nh5 20.Be2 Bf5 21.Bd3 Bd3 22.Nd3=) 20.h3 Bc8 21.Nf3 Ne6 22.Nc1 (22.Bc1 Nf4=) 22...Nd7 (22...Nf4 23.Ne5=) 23.Ne2 a5 (23...Bf6 24.Bc1=) 24.a3 (24.b5 cb5 25.Nc3 A) worse is 25...Nd4 26.Nd4 Bd4 27.Nb5 (27.Nd5?! Qe5 28.Bd4 Qd5=) 27...Bf2 28.Qf2 Qc5 29.Bd4+–; B) 25...b4 26.Nd5 Qd8+=) 24...ab4= 25.ab4 b6 26.Qb1 (26.Bc1 Qa7=) 26...Qb8 (26...Qb7 27.cb6 Qb6 28.Qc2+=) 27.Bc3 h5 (better is 27...h6=) 28.Bg6 (better is 28.Qc2!?=) 28...fg6–/+ 29.Qg6 The passed pawn on f2 will become decisive later 29...Ndf8 30.Qh5 Nf4 (30...bc5!? 31.bc5 Qb1 32.Kh2 Qg6 33.Qg6 Ng6=) 31.Nf4= Qf4 32.Qe8 (32.cb6!? Qc1 33.Be1+=) 32...Bd7+= 33.Qe3 Qb8 (33...Qe3 34.fe3 bc5 35.bc5=) 34.Ne5= Be5 (34...Qb7=) 35.Qe5 (better is 35.de5!? bc5 36.Qc5=) 35...Qe5+= 36.de5 bc5 37.bc5 Ne6 38.Bb4 Nf4 (38...Kf7 39.Kf1+=) 39.Bd2 Nd3 40.Be3 (40.f4 Nc5 41.Kf2 d4+=) 40...Ne5–/+ 41.Kf1 Kf7 (41...Bc8 42.Ke1–/+) 42.Ke2 (42.Bd4 Ng6 43.Ke2+=) 42...Kg6 (42...Bc8 43.Bd4 Ba6 44.Ke3 Nc4 45.Kf4–/+) 43.g4 (43.f4 Nc4 44.g4 Ne3 45.Ke3 Kf6+=) 43...Bc8 44.f4 Ba6 (44...Nc4 45.Bd4=) 45.Kf2 Nd7 (45...Nd3 46.Kg3=) 46.h4 (46.f5 Kf7+=) 46...Nf6 (46...Bd3 47.h5 Kg7 48.f5+=) 47.h5 (47.f5 Kf7 48.Kf3 Bd3+=) 47...Kf7 (47...Kh7 48.Kf3+=) 48.Kf3 Bc8 49.f5 ½–½. Nielsen,Joergen Axel – Pedersen,E, Nakskov, 1969.

6.ed4 Qe7

7.Qe2 d5 8.c5 a6 9.Nd2 Nc6 10.a3 0–0–0 (10...Nh5 11.Ngf3=) 11.0–0–0 (11.b5 ab5 12.Qb5 Bd7 13.Qe2 Re8 14.Qe7 Ne7+=) 11...Bf5+= 12.Re1 Re8 13.Qe7 (13.Ngf3 Qd7 14.Ne5 Ne5 15.de5 Ng4+=) 13...Re7 (13...Be7 14.Kd1+=) 14.Be2 (14.Re7!? Be7 15.h3=) 14...g6+= Black gets the initiative 15.Ngf3 Bh6 16.h3 (16.Kd1 Ne4 17.Rhf1 Rhe8+=) 16...Ne4 17.Rhf1 (17.Bd3 Rd8+=) 17...Rhe8–/+ 18.Kd1 Nd2 (18...Bd7 19.Ne4 de4 20.Nd2–/+) 19.Nd2 Bc2! 20.Kc2 Theme: Deflection from e2 20...Re2 21.Rd1 R8e4 22.Kd3 Bd2 23.Rd2 Rd2 24.Kd2 Nd4 25.Bd4 (25.Rb1 Nc6–/+) 25...Rd4 26.Kc3 (26.Ke3 Re4 27.Kd3 Kd7–/+) 26...Rc4 27.Kd3 (27.Kd2 b6 28.cb6 cb6–/+) 27...Kd7 28.f3 (28.Rb1!?–/+) 28...a5–+ 29.Rb1 Kc6 30.g4 (30.Re1 ab4 31.ab4 Rb4–+) 30...ab4 31.ab4 h6 32.h4 (32.Rb2 f6–+) 32...h5 33.gh5 gh5 34.Ke3 Kb5 (34...Rh4 35.f4–+) 35.Rd1 c6 (35...Rh4?! 36.Rd5 Kb4 37.Rd7–+) 36.f4 Rb4 37.Rc1 Rb3 (37...Rb3 38.Kd4 f6–+) 0–1. Bonetti,Shane – guest261, ICC, 2002.

7.Qe2 d5 8.c5 Nc6 (8...Nbd7 9.Nc3+=) 9.b5= Na5 10.Nd2 Nc4 11.Nc4 dc4 12.Nf3 0–0–0 13.0–0–0 (13.Rc1 Qe8 14.a4 Nd5=) 13...Qd7 Black launches an attack 14.a4 Nd5 (14...c3 15.Bc3 Nd5 16.Bd2=) 15.Qd2 c3 16.Bc3 Bc5 17.Bc4 (17.dc5 Nc3) 17...Ba3 18.Kc2 (18.Kb1 Bd6–/+) 18...Nb6 (18...Bg4 19.Rhe1–/+) 19.Be6 Qe6 20.Ra1 Bd6 21.Qd3 Nd5 (21...Kb8 22.a5 Nd5 23.a6–/+) 22.Rhe1 Qf6 (22...Qg4 23.h3 Qd7 24.Bd2+=) 23.g3 (23.a5 Kb8+=) 23...Bb4 (23...Rhe8 24.a5–/+) 24.Bd2 Rhe8 25.Kb3 (better is 25.a5!?–/+) 25...Bd2–+ 26.Nd2 Qf2 Black gets deadly initiative 27.Re8 (27.Nf3 Re3 28.Re3 Ne3–+ (28...Qe3?! 29.Qe3 Ne3 30.Re1+=)) 27...Re8 28.Rf1 (28.Nc4 Re2–+) 28...Qh2 29.Qf5 (better is 29.Nc4 Nf6 30.Ne5–+) 29...Kb8 30.Qd5 (30.Nc4 A) 30...Qg3?! 31.Rf3 Ne7 32.Qf7+= (32.Rg3?? Nf5 33.Rd3 h5–+); B) 30...Nf6 31.Qf2 Qh3–+) 30...Qd2 31.Rf7 Re3 0–1. Stadler,Pavel – Buchaillot,Luis Mario, RI–2006–0–00077, 2006.

6.ed4 Be7

7.d5 Bf5 8.Qf3 (8.Bd3 Bd3 9.Qd3 a5=) 8...Bg6 (8...Qd7 9.Bd3 Bd3 10.Qd3=) 9.Bd3 Bd3 (9...Nbd7 10.Bg6 hg6 11.Nh3=) 10.Qd3 0–0 (10...a5 11.b5=) 11.Ne2 (11.Nf3 Nbd7+=) 11...Re8 (11...Nbd7 12.0–0=) 12.Nd2 (12.0–0 Nbd7=) 12...Nfd7 (12...a5 13.b5=) 13.0–0 Bf6 14.Bf6 (14.Nd4 a5 15.a3 c5 16.dc6 Nc6 17.Nc6 bc6 18.Bf6 Qf6=) 14...Nf6 (14...Qf6 15.Rae1=) 15.Rae1 Nbd7 16.Nd4 Ne5 17.Qg3 (17.Qc3 Qd7+=) 17...Qd7 18.f4 (18.a3=) 18...Qg4 (18...Ng6 19.f5 Ne5 20.a3=) 19.Qc3 (19.Qg4!? Neg4 20.a3+=) 19...Ng6= 20.h3 Qd7 (20...Qh4 21.Re8 Re8 22.g4 Ng4 23.Nf5+=) 21.Qf3 (21.f5 Ne5=) 21...Re1 (21...a5 22.b5=) 22.Re1 Re8 23.Re3 Qa4 24.Re8 (24.Re8 Qe8 25.Kh2=). marekt – ricardito, gameknot.com, 2001.

7.Qf3 Nc6 8.d5 (better is 8.b5 Na5 9.d5=) 8...Nd5?? (better is 8...Bg4 9.Qc3 Ne5=) 9.cd5+– Bd5 10.Qd5 (10.Bg7?? Bf3 11.Bh8 Bf6 12.Bf6 Qf6 13.Nf3 Qa1–+) 10...Nb4 (10...Bf6 11.Nc3+–) 11.Qb5 Qd7 (11...Nc6 12.Bg7 Rg8 13.Qb7 Rg7 14.Qc6 Kf8 15.Ne2+–) 12.Qb4 0–0–0 (12...0–0 13.Bc3+–) 13.Be2 (better is 13.Bg7 Rhg8 14.Bb2 d5+–) 13...g6 (13...d5 14.Qa5 Kb8 15.Nf3+–) 14.Bf3 (better is 14.Bh8 Rh8 15.Qd4 Re8+–) 14...f5 (14...d5 15.Qa5 Rhe8+–) 15.Qb7 +–. Borup,John – Rellias,Paul, IECC, 2000.

7.Qf3 d5 8.c5 +=.

7.Nf3 d5 8.c5 =.

7.Nf3 Bg4 8.Be2 h6 (8...d5 9.c5=) 9.Nc3 0–0 (9...d5 10.c5=) 10.0–0+= c6 (10...d5 11.c5+=) 11.Re1 (11.d5 Re8+=) 11...Re8 (11...d5 12.c5+=) 12.Qc2 (12.d5 Qb6 13.a3 Nbd7+=) 12...Na6 (12...d5 13.c5=) 13.a3 (13.b5 cb5 14.cb5 Nc7=) 13...Nc7= 14.h3 (14.Qd2 d5 15.c5 Bf3 16.Bf3 Ne6+=) 14...Bh5 (14...Bf3 15.Bf3 (worse is 15.gf3 Qd7–/+) 15...d5 16.cd5 Nfd5 17.Nd5 Nd5 18.b5+=) 15.Nh2 (15.d5 cd5 16.cd5 a5+=) 15...Bg6 (15...Be2 16.Re2 d5 17.c5=) 16.Bd3 Bd3 17.Qd3 d5 18.c5 a6 (18...Ne6 19.Nf3=) 19.Bc1 (19.Nf3 Rb8+=) 19...Bf8 (19...Nb5 20.Na4=) 20.Bf4 (20.Re8 Nce8 21.Nf3 Be7+=) 20...Ne6 21.Be5 Ng5 (21...Nd7 22.Nf3+=) 22.f4 (22.Re3 a5 23.b5 Nfe4 24.bc6 bc6+=) 22...Nge4= 23.Na4 (23.Bf6!? Qf6 24.Ne4 Re4 25.Re4 de4 26.Qe4=) 23...Nd7+= 24.Nc3 Nc3 (better is 24...f6 25.Ne4 de4 26.Re4 fe5 (26...Ne5 27.fe5 Re5 28.Re5 fe5 29.Qc4 Kh8 30.de5+/–) 27.de5 Nf6+=) 25.f5?? (better is 25.Qc3 f6 26.Bd6 Bd6 27.cd6 Re1 28.Re1–/+) 25...Ne4–+ 26.Nf3 Ne5 (26...b6 27.Bf4–+) 27.Ne5 Qc8 (27...Be7 28.Ng4–+) 28.Rf1 (28.Qf3 a5–+) 28...Be7 29.Rad1 (29.Rae1 a5–+) 29...Bf6 (29...a5 30.Rde1–+) 30.Ng4 Bg5 31.Ne5 (31.Rf3 Qc7–+) 31...Nf6 (31...a5 32.Rde1–+) 32.a4 (32.Rde1 Qd8–+) 32...Qc7 33.g3 Ne4 34.h4 Bf6 35.Ng4 Ng3 36.Nf6 gf6 37.Rf2 Kh7 38.Rg2 Rg8 39.Qf3 Ne4 40.Kf1 Rg2 41.Kg2 Rg8 42.Kf1 Qg3 43.Rd3 Nd2! 44.Rd2 Theme: Deflection from f3 44...Qg1 45.Ke2–+ Qg2 46.Ke3?? Qf3 47.Kf3+= h5 48.Rb2 Rg4–/+ 49.b5 ab5 50.ab5 Rd4 51.bc6–/+ bc6 52.Rb7 Kg7–+ 53.Rc7 Rh4 (53...Rh4 54.Rc6 Rc4–+) 0–1. foresight – silva bruna, internet, 2007.

6.Bd4 Nc6

7.Qa4 +=.

7.b5 Nd4 8.Qd4 Be7 9.Bd3? (9.Nc3 a6+=) 9...0–0?? (better is 9...Ng4 10.Qb2 Bh4–+) 10.Nf3 Nd7 11.Nbd2? (better is 11.Qc3+=) 11...Bf6–+ 12.Qe4 Nc5?? (better is 12...g6 13.Ke2 Nc5–+) 13.Qh7 1–0. Willi_weizenkeim – Dodge1, playchess.de, 2005.

6.Bd4 Be7

7.Nf3 0–0 8.Bd3 Nc6 9.0–0 (9.b5 Nd4 10.Nd4 a6+=) 9...Bg4 (9...Nb4 10.Ng5 d5 11.c5–/+) 10.h3 (10.Bc3 a5 11.ba5 Re8=) 10...Bh5 (10...Bf3 11.Qf3 Nb4 12.Bf5+=) 11.Nbd2 (11.Bc3!?=) 11...Nb4+= 12.Qb1 (12.Bf5 Nc6+=) 12...Nd3–/+ 13.Qd3 c5 (13...Qe8 14.e4–/+) 14.Bc3 (14.Bf6 Bf6 (worse is 14...gf6 15.Qd5 Bf3 16.Nf3+/–) 15.Rab1 Bg6–/+) 14...Bg6 (14...d5 15.Bf6 Bf6 16.Rac1–/+) 15.e4+= Nh5 16.Qe3 f5 (16...Bf6!?+=) 17.ef5= Bf5 (17...Bf7 18.Rfb1 b6 19.Re1=) 18.Rfe1 (18.g4 Bg4 19.hg4 Nf4+=) 18...Bf6 19.Bf6 (19.g4 Qd7 20.Bf6 Bg4=) 19...Qf6 (19...Nf6 20.Rad1+=) 20.Ne4?? (better is 20.g4+=) 20...Be4–/+ 21.Qe4 Nf4 22.Qb7 (22.h4 Qf7–/+) 22...Nh3! 23.gh3 Qf3 24.Qf3 Rf3 25.Kg2 (25.Rad1 Rh3 26.Rd6 Rh4–/+) 25...Raf8 26.Re2 R3f6 (26...R3f4 27.Rd1 R8f6 28.Rc1–/+) 27.Rae1 (27.Rb1 Rf4–/+) 27...Rg6 (27...Rf4 28.Rc2–/+) 28.Kf1 Rh6 29.Kg2 Rg6 ½–½. gtate (1925) – jamesjj (2050), net–chess.com, 2006.

7.Nf3 c5 8.Bf6? (better is 8.Bc3!?+=) 8...Bf6–+ 9.Nbd2 Ba1 10.Qa1 0–0 (10...cb4?! 11.Qg7 Ke7 12.Ne4+=) 11.b5 (11.Qb1 Nc6–+) 11...Qa5 (11...a6 12.Bd3–+) 12.Be2 (12.Qb1 h6–+) 12...Nd7 13.0–0 Nb6 (13...a6 14.ba6 Qa6 15.Rb1–+) 14.Nb3 (better is 14.Bd3!?–/+) 14...Qb4–+ 15.Nfd2 (15.Qd1 Bc4 16.Bc4 Nc4–+) 15...Bc4 (15...Nc4 16.Qe1 d5 17.Nc4 dc4 18.Na5 Qb5 19.Qc3–+) 16.a3 (16.Nc4 Nc4 17.Qd1 a6 (17...Qb5?! 18.Qd3–/+) 18.Bc4 Qc4 19.Qd6 Rfd8–+) 16...Qb5 (16...Qa4 17.Nc4 Nc4 18.Rb1–+) 17.a4 (17.Nc4 Nc4 18.Nd2 d5–+) 17...Qb4 18.Bc4 (18.Nc4 Nc4 (worse is 18...Qb3 19.Nd6 Qa4 20.Nb7–+) 19.Rb1 Na3–+) 18...Nc4 19.Nc4 Qc4 (19...Qb3?! 20.Nd6 b6 21.Rd1–+) 20.Nd2 Qe6 (20...Qe6 21.Qc3 b6–+) 0–1. kamera (1680) – sead (1905), GameColony.com, 2002.

5.Nf3 a6

6.a4 Nbd7 7.d3 e4 8.de4 Ne4 9.Bd3 Ng5 10.Ng5 Qg5 11.0–0 Bh3 12.Qf3+/– Ne5 13.Be5+– Qe5 14.Ra2?? Bc8+= 15.Be4 c6?? 16.Bd3 d5= 17.b5 Bd6 18.g3 0–0 19.cd5 cd5 20.Rd2 ab5 21.Bb5 Be6 22.Rfd1 Bb4 23.Rd3 Bc5 24.Nc3+/– Rad8 25.Nd5 Bd5 26.Rd5+– Rd5 27.Qd5 Qd5 28.Rd5 b6 29.a5! Rb8 30.a6 Ra8 31.Rd7 h6 32.a7 Kh7 33.Bc6 Ra7 34.Ra7 b5 35.Ra5 1–0. hal1958 – mabilasik69, playchess.de, 2002.

6.Nc3 Nc6 7.a3 g6 8.Be2 Bg7 9.0–0 Bg4 10.d4 e4 11.Nd2 Be2 12.Qe2 0–0 13.Nde4 Ne4 14.Ne4 Qh4 15.Nc3 Rfe8 16.Qf3 Qf6 17.Qf6 Bf6 18.Nd5 Bd8 19.c5 dc5 20.bc5 Ne7 21.Nf6 Kf8 22.d5 Nd5 23.Nd5 Re6 24.Rab1 1–0. pcmvr (2815) – smoothoperator (2030), net–chess.com, 2014.

6.Nc3 d5 7.Ne5 Bb4 8.Nd3 Bd6 9.Be2 0–0 +=.

6.Nc3 Be7 7.Be2 0–0 8.0–0 Bf5 9.d3 Re8 =.

6.d3 c6 7.Nbd2 Qc7 8.g3 h6 9.Bg2 Nbd7 10.Qc2 Qb6 11.a3 Be7 12.0–0 a5 13.Qa4 0–0 14.e4 d5 15.Ne5 Ne5 16.Be5= ab4 17.Qb3 dc4 18.Nc4 Bc4 19.Qc4 ba3 20.Rfb1 Qa7 21.Bc3 Rfc8 22.Qa2 b5 23.Bb4 Bb4 24.Rb4 Rcb8 25.e5 Nd5 26.Bd5=+ cd5 27.Qd5 Qa5 28.Qb3 a2 29.d4 Qa3 30.Qb2 Ra4 31.Rb3 Qb2 32.Rb2 Rba8 33.Rb5 Rd4 ½–½. Dutchin – JuliusCaesar, playchess.de, 2003.

6.d4 e4 7.Nfd2 d5 8.cd5 Bd5=+ 9.Nc3 Bb4–/+ 10.Qc2 Bc3 11.Bc3 c6 12.Be2 0–0 13.0–0 h6 14.a4 Nh7 15.f3 f5 16.Bb4 Rf6 17.f4 Nd7 18.a5 Rc8 19.Nc4 Bc4 20.Bc4= Kh8 21.Qb3 c5=+ 22.Bc3 cd4 23.Bd4 Rfc6 24.Be6+= Nhf6 25.Bf5 Nc5? 26.Bc5+– Rc5 27.Bc8 Qc8 28.Rab1 Rc3 29.Qb7+– Qb7 30.Rb7 Re3? 31.Rb6 Nd5 32.Ra6 Ra3 33.Ra8 Kh7 34.a6 Ne3? 35.Re1 Kg6 36.h3 Kf5 37.Rf8 Kg6 38.Kf2 Nf5 39.Re4 Ra6 40.g4 Nh4 41.Kg3 1–0. Fredek (2090) – Guest543878, Freundschaftspartie, 5m + 0s, 2005.

6.Be2 b5 7.cb5+= ab5 8.Bb5 c6 9.Ba4 Be7 10.0–0 0–0 11.Bb3 e4 12.Be6 fe6 13.Nd4 c5?? 14.Ne6+– Qb6 15.Nf8 Kf8 16.Qb3 d5 17.bc5 Qc5 18.Rc1 Qd6 19.a3 Nbd7 20.Qb7 Rb8 21.Rc8 Ne8 22.Rb8 Qb8 23.Qb8 Nb8 24.Be5 Nc6 25.Bg3 Bf6 26.Ra2 Ne5 27.Be5 Be5 28.Nc3 Nf6 29.a4 Bb8 30.a5 1–0. Trkn – Rommel, itsyourturn.com, 2000.

6.Be2 Nd5 7.b5 Be7 8.0–0 ab5 9.ab5 Ra1 =.

6.Be2 Be7

7.0–0 0–0 8.Qc2 Nc6 9.Ba3 Qd7 10.Re1 Bf5 11.Qc1 Ne4 12.h3 Ng5 13.Kh2 Nf3–+ 14.Bf3 e4 15.g4 ef3 16.gf5 Qf5 17.Qb2 Bf6 18.Qc1 Ba1 19.h4 Qg4 20.Bb2 Bb2 21.Qb2 Qh4 22.Kg1 Qg4 23.Kh2 Qg2# 0–1. mt – guest391, ICC, 2004.

7.0–0 0–0 8.Qc2 Nbd7 9.Nc3 Nb6 10.Ng5 Bd7 11.d4= ed4 12.ed4 Qc8 13.Rfe1 Bf5 14.Bd3 Bd3 15.Qd3 Re8 16.c5 dc5 17.bc5 Nbd7 18.Qc4 Bf8 19.Nf7 Re1 20.Re1 h6?? 21.Nd6 Kh7 22.Nc8 (22…Rc8 23.c6 bc6 24.Qa6+–) 1–0. byron_de (2155) – pascals1975, ChessWorld.net, 2003.

7.0–0 0–0 8.Nc3 Bf5 9.d3 Re8 =.

5.Nf3 c6

6.b5 Nbd7 7.Be2 h6 (7...cb5 8.cb5 Be7 9.0–0=) 8.0–0 Be7 9.d4 e4 (9...cb5 10.d5 Bf5 11.cb5=) 10.Nfd2 d5 11.c5 (11.Nc3 0–0=) 11...0–0 12.a4 (12.bc6 bc6 13.Nc3 Rb8=) 12...Ne8 (12...Qc7 13.Nc3=) 13.a5 a6 14.bc6 bc6 15.Nc3 f5 16.Na4 (16.Qa4 Qc8+=) 16...Nef6 (16...Nc7 17.Rb1=) 17.Nb6+= Ra7 18.f4 g5 (18...Nb8 19.Rb1+=) 19.g3 (19.fg5 hg5 20.Rb1 Qc7+=) 19...Rf7 (19...Ng4 20.Qb3+=) 20.h3 (20.fg5 hg5 21.Rb1 Rh7+=) 20...Rg7 (20...g4 21.h4=) 21.Kh2 (21.Kg2 g4=) 21...Nf8 (21...g4 22.h4=) 22.Rg1 (22.Rh1 g4+=) 22...g4 23.h4 Nh5 24.Kg2 (24.Rg2 Nf6+=) 24...Bh4 25.Nf1 Ng6 (better is 25...Bf6=) 26.Rh1+/– (worse is 26.gh4 Nhf4 27.ef4 Nf4 28.Kg3 Nh3–/+) 26...Bg3 (26...Bf7 27.Kf2+– (27.gh4?! Nh4 28.Kg1 Nf3 29.Kf2 g3 30.Kg2 Nh4 31.Rh4 Qh4=; worse is 27.Rh4 Nh4 28.gh4 Qh4+=)) 27.Ng3+– (27.Rh5?! Bf4 28.Kg1 Bg5=) 27...Nh4 (27...Ngf4 28.ef4 Nf4 29.Kf1+–) 28.Kf2 Ng3 29.Kg3 Nf3 30.Rh6?? (better is 30.Qa4+–) 30...Rh7= 31.Qh1 (31.Qh1=; 31.Re6?? Qh4 32.Kg2 Qh2 33.Kf1 Qg1#; 31.Bf3 Rh6 32.Qh1 Rh1 33.Bh1 Rh7–+) 1–0. Junge – Kujawa,Werner, corr JBDDR'1753 DDR, 1980.

6.Nc3 Na6 7.b5 cb5 8.cb5 =.

6.Nc3 Be7 7.Be2 0–0 8.d4 e4 9.Nd2 d5 10.b5 Nbd7 11.a4 Rc8 12.0–0 h6 13.Ba3 Nh7 14.Qb3 Ndf6 15.a5 Rb8 16.Qc2 Ba3+= 17.Ra3 Qe7 18.Rfa1 cb5 19.Nb5 a6 20.Nc3 Rfc8 21.c5 Bd7 22.Rb3 Bc6 23.Qb2 Nd7 24.Na4 Nhf8 25.Nb1 f5 26.Nac3 Ra8 27.Na3 Qd8 28.Nc2+/– Rcb8 29.Nb4 Qc7? 30.Nbd5 Qd8 31.Bc4 Kh8 32.Nb6 Nb6 33.ab6 Ng6 34.g3 Qg5 35.Kh1 Qg4 36.Be2 Qh3 37.Bf1 Qg4 38.d5 Nh4?? 39.gh4 f4 40.dc6 Qf3 41.Bg2 Qg2 42.Kg2 f3 43.Kh1 Rd8 44.cb7 Rd1 45.Rd1 (45…Rf8 46.c6 a5 47.c7 Rf7 48.c8Q Kh7 49.b8Q Re7 50.h5 Re8 51.Qf5 g6 52.Qg6 Kh8 53.Qbe8#) 1–0. Sebald,Ralph – Wrede,Michael, NRW–ch U15 Hiddenhausen, 1996.

6.d3 Na6 7.a3 =+.

6.d3 Bg4 7.Be2= g6 8.Nc3 Bg7 9.h3 Bf3 10.Bf3+= 0–0 11.0–0 h5 12.Qb3 b6 13.a4 c5?? 14.Ba8+– (14…cb4 15.Qb4+–) 1–0. St_Jean – Dufour, IECG, 1996.

6.d4 e4 7.Ng5 d5 =.

6.Be2 a5 7.b5 Nbd7 8.0–0 Be7 9.a4 0–0 10.d3 Qc7 11.Nbd2 Rfc8 12.Ng5 Bf5 13.e4 Bg6 14.h4 h6 15.h5 Bh7 (better is 15...Nh5!? 16.Ne6 fe6 17.Bh5 Bh5 18.Qh5 Nc5–/+) 16.Nh7+= Kh7 17.Bg4 Ng4 18.Qg4 Nf6 19.Qf5 Kg8 20.f4 Qd7 21.fe5 Qf5 (21...de5!? 22.Qe5 cb5 23.ab5 a4+=) 22.Rf5+/– (22.ef5?! de5 23.Be5 Rd8 24.Bf6 Bf6+=) 22...de5 23.Be5 Ng4 24.d4 (24.Bd4!? c5 25.Bf2+/–) 24...cb5 25.ab5 (25.cb5 Ne3+=) 25...Rd8 26.d5?? (better is 26.Nf3 g6 27.Rf4 Ne5 28.Ne5+=) 26...Ne5 27.Re5 Bf6 (27...Bf6 28.Nf3 Be5 29.Ne5 a4=) 0–1. Fournier,Frederic (2215) – Robeson,Christian, Train France (FRA), 2001.

6.Be2 Qc7 7.d3 Nbd7 8.Nbd2 Be7 9.a4 d5 10.cd5 Nd5 11.b5 Rb8 12.Rc1 0–0 13.0–0 f5 14.bc6 bc6 15.Rb1 Bf6 16.Qc2 c5 17.Nc4 f4 18.e4 Nb4 19.Qd2 Nc6 20.Bc3 Nd4 21.Nd4 cd4 22.Ba5 Qc6 23.Bb4 Kh8 (better is 23...Nc5=) 24.Bf8+– Rf8 25.a5 g5 26.f3 h5 27.Rfc1 Bc4 28.Rc4 Qe6 (28...Nc5 29.Bd1+–) 29.Rbc1 g4 (29...Bd8 30.Rc6 Qe7 31.Rh6 Kg7 32.Rh5+–) 30.Rc8 Rc8 31.Rc8 Kg7 32.Qb4 Bh4? 33.Rc7 Kg6 34.Qb7 Nf6 35.Rg7 Kh6 36.fg4 hg4 37.Rc7 Qa2? 38.Rh7 Nh7–+ (38...Nh7 39.Qc6 Nf6–+) 0–1. Fournier,Frederic (1670) – ArribaValencia, Active, 2007.

6.Be2 Be7

7.0–0 0–0 8.a4 a5 9.b5 Nbd7 10.d3 Qc7 11.Nbd2 Rad8 (11...h6 12.Qc2=) 12.Qc2+= Qb8 (12...Bf5 13.e4 Be6 14.d4+=) 13.d4 Rfe8 (13...h6!?+=) 14.Ng5+/– Bf8 15.Ne6 Re6 16.Nf3 e4 17.Ng5 Ree8 18.Bc3 h6 19.bc6 bc6 20.Nh3 Qc7 21.Rab1 Rb8 22.Qd2 Ra8 23.Nf4 d5 24.cd5 (24.c5 g5 25.Nh5 Nh5 26.Bh5 Bg7+/–) 24...cd5 (24...Nd5 25.Nd5 cd5 26.Rb5+/–) 25.Rb5+– Rec8 (25...Bb4 26.Bb4 ab4 27.Qb4+–) 26.Ba5 (26.Nd5?! Nd5 27.Rd5 Nf6 28.Ba5 Qc2+=) 26...Qc2 27.Qc2 (27.Nd5?! Nd5 28.Rd5 Nf6+=) 27...Rc2 28.Bd1 Ra2 29.Be1 Rb8 (29...Ra7 30.Bb3 Ra3 31.Nd5 Nd5 32.Bd5 R7a4 33.Be4+–) 30.Rb8 (30.Nd5?! Rb5 31.ab5 Rb2+–) 30...Nb8 31.Nd5! Nd5 32.Bb3 (32.Bb3 Nb4 33.Bb4+–) 1–0. pierred – anony, internet, 2014.

7.0–0 Nbd7 8.d4 e4 9.Ng5 0–0 10.Nc3 d5 11.b5 h6 12.Ne6 fe6 13.Qb3 Kh8 14.a4 cb5 15.ab5 Nb6 16.Ba3 Ba3 17.Ra3 Qc7 18.c5+/– Nc8 19.b6 Qf7 20.Nb5 a6 21.Nc7 Rb8 22.h3 Nh7 23.Bg4 Re8? 24.Ne8 Qe8 25.Qa4 Qe7 26.f4 ef3 27.Rf3 Nf6 28.Ra1 h5 29.Raf1 hg4+= 30.hg4 Qd8? 31.Qc2 Ne7?? 32.Rh3 Kg8 33.Rf6! gf6 34.Qh7 Kf8 35.Qh8 Ng8 36.Rh7 (36…Qe7 37.Re7 Ke7 38.Qg7 Kd8 39.Qg8 Ke7 40.Qb8 f5 41.Qb7 Kf6 42.gf5 e5 43.de5 Kf5 44.Qf7 Ke4 45.b7 Ke3 46.b8Q Ke4 47.Qb4 d4 48.Qe1 Kd3 49.Qb3#) 1–0. Kern,Manfred – Petri,Thomas, Wiesbaden op, 1997.

5.Nf3 Nc6

6.a3 b6 7.d3 Ne7 8.g3 Ng6 9.Bg2 Rb8 10.0–0 Be7 11.Nbd2 0–0 12.Qc2 c5 13.b5+= Qd7 14.Ng5 d5 15.Ne6 Qe6 16.cd5 Nd5 17.Nc4 f5 18.Qb3 Bf6? 19.Ne5!+– Nge7? 20.Nc6! Nc7 21.Qe6 Ne6 22.Nb8 Bb2 23.Ra2 Rb8 24.Rb2 Rd8 25.Rb3 Kf7 26.a4 Kf6 27.Ra1 (27.Ra1 Nd5 28.a5+–) 1–0. Brzoza,Miroslaw – Siwinska,E, corr Poland, 1980.

6.b5 Nb4 7.Be2 Be7 8.0–0 0–0 9.a5 Qd7 =.

6.a3 Be7

7.d3 0–0 8.Be2 h6 9.Nbd2 d5 10.cd5 Bd5 11.0–0 e4 12.de4 Ne4 13.Ne4 Be4 14.Qb3 a5 (14...Qd5!? 15.Qd5 Bd5+=) 15.b5+/– a4 (15...Nb8 16.Rfd1 Qc8 17.Qc4+/–) 16.Qc3 (better is 16.Qc4!? Bf3 17.Bf3+–) 16...Bf6+= 17.Qc1 Na5 18.Bf6 Qf6 19.Nd4 (better is 19.Qc7!? Nb3 20.Rad1+=) 19...Nb3–/+ 20.Nb3? (better is 20.Qc7!? Qg6 21.f3–/+) 20…ab3–+ (20...ab3 21.Rb1 Qg6–+) 0–1. Fournier,Frederic (1975) – migeavila, Active, 2009.

7.Be2 0–0 8.0–0 a6 9.Nc3 Bg4 10.h3 Be6 11.d4 ed4 12.ed4 Re8?? (better is 12...d5 13.c5 Ne4=) 13.d5+– Bd5 14.Nd5 Na7 15.Re1 Nd5 16.Qd5 c6 17.Qd2 Bf6 18.Rad1 Nc8 19.Bd3 Re1 20.Re1 Nb6 21.Bc2 Nc4?? 22.Bf6 Qf6?? 23.Qd3+– Nb6 24.Qh7 Kf8 25.Qh8 1–0. Fournier,Frederic (1945) – pierrot13 (1815), Active (3/3), 2005.

7.Be2 0–0 8.0–0 Qd7 9.d3 a6 10.Nbd2 b5 11.Qc2 bc4 12.dc4 d5? (better is 12...a5 13.b5 Nd8+=) 13.cd5 Bd5 14.Rfd1 Bf3?? (better is 14...e4 15.Ng5 Qf5+/–) 15.Nf3 (better is 15.Bf3 Na7 16.Ba8 Ra8 17.Be5 Nb5+–) 15...Qe6? (15...Bd6 16.Rac1 Nd8 17.Ne5+–) 16.Rac1 Rfd8 17.Qc6 Qc6 18.Rc6 Rd1 19.Bd1 Rd8 20.Rc1 Nd5 21.Ne5 Bg5 22.Bb3 Ne3 23.Nf7 Rd7 24.Ng5 Kf8 25.fe3 Rd3 26.Bc2 Re3 27.Kf2 Re5 28.Nh7 Kg8 29.Be5 (29.Be5 Kf7 30.Ng5 Ke8 31.Bg6 Kf8 32.Bd6 cd6 33.Re1 d5 34.Re8) 1–0. Fournier,Frederic (1885) – miguel2515 (1755), Active (5/0), 2005.

6.a3 Bg4

7.b5 Ne7 8.h3 Bh5 9.Nc3 g6? 10.g4+– e4 11.Ne4 Ne4 12.Bh8 Bg4 13.hg4 d5 14.Rh7 dc4 15.Bc4 (15.Bc4 Nd6 16.Bb3+–) 1–0. pierre – vbogi, internet, 2008.

7.d3 Be7 8.Nbd2 0–0 9.Be2 a6 10.h3 Bh5 11.0–0 Qc8 12.g4 Bg6 13.Nh4 h6 14.Ng6 fg6 15.d4 ed4 16.ed4 d5 17.c5 h5 18.Bf3 (worse is 18.gh5 Qh3 19.hg6 Qf5+=) 18...hg4 19.hg4 Qd7 20.g5 Nh5 21.Bg4 Qd8 22.Bh5 gh5 23.Qh5 Bg5 24.Nf3 Bf4 25.Rae1 Rf6 26.Qg4 Qc8 27.Qc8 Rc8 28.Bc3?? (better is 28.Nh4+=) 28...Kf7 (28...Rg6 29.Kh1 Kf7 30.Re7 Ne7 31.Ne5 Be5 32.Bd2 Rh8 33.Bh6 Rhh6) 29.Nh4–+ Rh8 30.Ng2 (30.Kg2 Rh4 31.Rh1–+) 30...Nd4! 31.Bd4 (31.Bd4 Bh2 Combination) 31...Bh2 32.Kh1 Be5 33.Kg1 Bd4 34.Rd1 Rfh6 35.Ne3 Rg6 36.Ng2 Rh4 37.Rd2 Rhg4 38.Kh1 c6 (38...Rg2?! 39.Rd4 R2g5 40.Rf4 Ke6 41.Re1 Kd7 42.Rh4–+) 39.Rfd1 Rg2 40.Rd4 Rf2 0–1. Fournier,Frederic (2330) – malov (2205), Active (5), 2002.

7.h3 Bh5 8.d3 Qe7 9.Nc3 Bf3 10.Qf3 Qe6 11.Nd5 Nd5?? 12.cd5+– e4 13.Qh5 Qe7 14.dc6 bc6 15.Rc1 a5 16.b5 Qe6 17.Rc6 Qb3 18.Rc7 g6 19.Qe2 ed3 20.Qd2 Rg8 21.Bd3 Qd5 22.Qc2 Rd8 23.Bc4 +–. b4_player (2160) – martin315 (1890), GameColony.com, 2004.

7.h3 Bh5 8.d3 Be7 9.b5 Na5 10.Bc3 Bf3 11.gf3 c5 12.Qa4 b6 13.Bg2 Rc8 14.Nd2 0–0 15.0–0 Qc7 16.Rfd1 h6 17.Rac1 Rb8 18.Ne4 Ne4 19.de4 Bg5 20.Rd5+/– Rfd8 21.Rcd1 Kh8 22.Bd2 Bh4 23.f4 f6 24.Bc3 h5 25.R1d3 g6 26.Rd2 Kg7 27.Kh1 Rb7 28.f5 g5 29.Bf1 Kh6 30.Qd1 Qe7 31.Kg2 Rbd7 32.Be2 Rg8 33.Rd6 Rd6 34.Rd6 g4 35.hg4 hg4 36.Rd7 Qe8 37.Ba5 ba5 38.Ra7 g3 39.f3 Qd8 40.Qh1 (40.Qh1 Qe8 41.Qh4 Qh5 42.Qh5 Kh5 43.Rh7 Kg5 44.f4 ef4 45.Rh5#) 1–0. miheort – akelaanily, Yahoo, 2005.

6.b5 Na5

7.Qa4 b6 8.d4 e4 9.Nfd2 Be7 10.Nc3+/– 0–0 11.Nce4+= a6 12.Bd3 ab5 13.Nf6 Bf6 14.Qb5 Bd7 (14...Bd7 15.Qh5 g6+/–; 14...d5 15.cd5 Bd5 16.Be4+=). MarcosRamos (1670) – manoreis, internet, 2007.

7.d3 a6 8.a4 c5 9.Be2 Be7 10.0–0 0–0 11.Bc3 Qc7 12.Nbd2 Bd7 13.Nb3 Nb3 14.Qb3 b6 15.h3 Kh8 16.Nd2 h6 17.Bf3 Ra7 18.d4 Rd8 19.Rfe1 Bf5 20.d5 Rda8= 21.e4 Bd7 22.Qb2 Qd8 23.Be2 Qg8 24.Nf1 Ne4–/+ 25.Bd3 Nc3–+ 26.Qc3 e4! 27.Be4 Bf6 28.Qc2? Ba1 29.Ra1 ab5 30.cb5 Bb5! 31.Qb2 Bf1 32.Kf1 Ra4 33.Ra4 Ra4 34.Bc2 Rb4 35.Qc3 Qa8 36.Qf3 Qa1 (36...Qa1 37.Ke2 Qc1–+) 0–1. hal1958 – Malkavian, playchess.de, 2002.

7.d3 b6 8.Nbd2 a6 9.a4 ab5 10.ab5 Nb7 11.Nb3 Be7 12.Be2 Nd7 13.0–0 0–0 14.Qc2 Bf6 15.Ra8 Qa8 16.Ra1 Qb8 17.Nfd2 Nbc5 18.d4 Nb3 19.Nb3 d5 20.de5 Be5 21.Bf3 Bb2= 22.Qb2 dc4 23.Ra8 Qa8 24.Ba8 Ra8 25.Nd4 Rd8? 26.Ne6+– fe6 27.Qd4 c3 28.Qc3 Nc5 29.g3 Rd5 30.Kg2 Kf7 31.f3 g6 32.e4 Rd8 33.g4 Rc8 34.h4 h6 35.Qc1 Kg7 36.Qf4 Nb7? 37.Qe5 Kf7 38.g5 h5 39.Qf6 Kg8 40.Qe6 (40.Qe6 Kg7 41.Qd7 Kg8 42.Qc8 Kg7 43.Qc7 Kh8 44.Qc8 Nd8 45.Qd8 Kh7 46.Qc7 Kh8 47.e5 Kg8 48.e6 Kh8 49.e7 Kg7 50.e8Q#) 1–0. Bartle,Georg (1680) – Steinbach,Horst, Wch Seniors, 2003.

6.b5 Ne7

7.Nc3 Ng6 8.Bd3 Be7 9.Ng5 Bg4 10.f3 Bd7 11.0–0 h6 12.Nge4 Ne4 13.Ne4 0–0 14.Qc2 a6 15.a4 ab5 16.ab5 Ra1 17.Ra1 Be6 18.Ng3 b6 19.Bg6 fg6 20.Qg6 Qd7 21.Qd3 Bd8 22.Ra7 Qf7 23.c5 dc5 (23...Bc4!? 24.Qb1 dc5 25.Be5 Qd7+/–) 24.Be5+/– Re8 25.f4 h5 26.h3 Bc4 27.Qb1 h4 28.Nf5 Qd5 29.Qd1 (29.Bc7?! Bd3 30.Qb2 Bf6+=; 29.Bg7 Bd3 30.Qd1 Qf5–/+) 29...g6 30.Nh6 (30.Qg4 Qe6 31.Nh6 Kf8+–) 30...Kh7 31.Ng4 Re5? (better is 31...Qf7+–) 32.Ne5 Bb5 33.Qg4 Bd3 34.Qd7 (34.Nd3?! Qd3 35.Qd1 b5+–) 34...Qd7 35.Nd7 c4 36.Nb6 Kh6 37.Nd7 c6 (37...Kg7+–) 38.Ne5 (38.Ne5 g5 39.Nf7 Kg6 40.Nd8 gf4 41.ef4+–) 1–0. Morcin,Tom (1930) – Pons,Francisco, OP–2011–0–01459, 2011.

7.d4 ed4 8.Nd4+= Qd7 9.Bd3 Nc8 10.0–0 Be7 11.Nc3 Nb6 12.Re1 0–0 13.e4 Nc4 14.Qc2 Ne5 15.h3 Nd3–/+ 16.Qd3 Nh5 17.Nd5 Nf6 18.Ne6 fe6=+ 19.Ne7 Qe7 20.e5 Nd5 21.ed6= Qd6 22.Ba3+/– Qb6 23.Bf8 Rf8 24.Qe2 Rf6 25.a4 Kf7 26.Qh5 Rg6 27.Re4 Nf6 28.Qf3 Ke7 29.Qa3 Kf7 30.Rf4 c5 31.bc6! Qc6 32.Rc1?? Qg2# 0–1. gtate (1920) – nottoo (1995), net–chess.com, 2004.

7.Be2 Qd7 8.0–0+= Ng6 9.d4 e4 10.d5 Bf5 11.Nd4 c6? 12.dc6+– bc6 13.bc6 Qc8 14.Nf5 Qf5 15.Qa4 0–0–0?? (better is 15...Ne5+–) 1–0. Bonetti,Shane – CaptinCrunch, ICC, 2002.

5.Nf3 Nbd7

6.a3 c6 7.Nc3 Be7 8.d3 h6 9.Be2 0–0 10.0–0 a6 11.Rc1 c5 12.Qc2 b6 13.Rfd1 a5 14.b5 d5 (14...Qc7+=) 15.a4 (better is 15.cd5 Nd5 16.Nd5 Bd5 17.Ne5 Ne5 18.Be5+/–) 15...d4+= 16.ed4 ed4 17.Ne4 Nh7 18.Re1 f5 19.Ng3 Ng5 20.Ng5 Bg5 21.Bf3 Bc1 22.Ba8 Bb2 23.Re6 Bc3 (23...Qa8!? 24.Qb2 f4=) 24.Bd5 Kh8 25.Qe2 Qg5 26.Re8 Kh7 27.h3 (27.Rf8 Nf8 28.Qe8 Qc1 29.Nf1+–) 27...Re8+= 28.Qe8 Nf6 29.Qe6 Nd5 30.Qd5 Qc1 31.Kh2 Qf4 32.Qf5 Qf5 33.Nf5 Bd2 34.Kg3 Kg6? (better is 34...Bg5+–) 35.Ne7 Kf7 36.Nd5 Bg5 37.Nb6 Bd8 38.Nd5 Ke6 39.Kg4 Kd6 40.Kf5 1–0. tightfist (2210) – geldridge (2235), net–chess.com, 2013.

6.Qc2 a5 7.a3 ab4=+ 8.ab4 Ra1 9.Ba1 Qa8 10.Bb2 b6 11.Be2 Be7 12.0–0 0–0 13.d4 ed4 14.ed4 d5= 15.c5 bc5 16.dc5 c6 17.Nbd2 Qb8 18.Bc3 Ng4 19.h3 Nh6 20.Nd4 Qc7 21.Ra1 Nf6 22.Ne6 fe6+= 23.Nf3 Ne4 24.Be5 Qb7 25.Rb1 Nf5 26.Bd3+/– Ng5 27.Ng5 Bg5 28.g4 Nh4= 29.Bh7 Kh8 30.Bb2?? Qf7 31.Bd3 Qf3 32.Bf1 Qf7?? 33.Ra1?? Nf3–+ 34.Kg2 Qf4 35.Bd3?? Qh2 36.Kf1 Qh1 37.Ke2–/+ Ng1 38.Ke1 Nh3 39.Bf1 Bh4 40.Bg7=+ Kg7 41.Ra7 Kf6 42.Qc3 e5 43.Qh3 Qe4 44.Kd1?? Qb1–+ 45.Ke2 Qb2 46.Kf3?? Ke6 (46...Ke6 47.Kg2 Qf2 48.Kh1 Qf1 49.Qf1 Rf1 50.Kg2 Rf4–+; 46...Qf2#) 0–1. Gross – Gottlieb, Frankfurt, 1985.

6.Qc2 Nb6 7.Be2 Be7 8.0–0 0–0 9.Ng5 Bd7 10.d4 Ba4 11.Qd3 e4 12.Ne4+/– Ne4 13.Qe4 d5 14.cd5 Bb4 15.Bd3 g6 16.d6 Bc6? 17.d5+– Nd5 18.Qd4 f6 19.Bc4 Qd6 20.e4 Bc5 21.Qd3 Kg7 22.ed5 Bd7 23.Nd2 b5 24.Bb3 Bf5 25.Qf3 c6 26.Ne4 Be4 27.Qe4 cd5 28.Qd5 Qd5 29.Bd5 Rad8 30.Rad1 Rfe8 31.Bf3 a5 32.Rd8 Rd8 33.Rd1 Rd1 34.Bd1 a4 35.Kf1 a3 36.Ba1 Kf7 37.Ke2 f5 38.Bb3 Ke7 39.f3 Kd6 40.Bg8 f4 41.Bh7 Kd5 42.Bg6 b4 43.Bf7 Kd6 44.h4 Ke7 45.Bb3 Ke8 46.h5 Bf8 47.Kf1 Bh6 48.Kg1 Kf8 49.Kh2 Bg7 50.Bg7 Kg7 51.g4 Kh6 52.Kh3 Kg5 53.Bc4 Kh6 54.Kh4 Kh7 55.Kg5 Kg7 56.Kf4 Kh7 57.Ke5 Kh6 58.f4 Kh7 59.f5 Kg7 60.f6 Kh7 61.f7 Kg7 62.h6! (62.h6 Kh6 63.f8Q Kg5 64.Qf6 Kg4 65.Qf4 Kh5 66.Bf7#) 1–0. Antoniadis,Nikolaos (1605) – Agouras,Ioannis (1730), Ambelokipi op, 1999.

6.Qc2 c5 7.b5 Be7 8.a4 b6 9.Bd3 Qc7 10.h3 d5 11.Ng5 e4 12.Ne6 fe6 13.Be2 Bd6 14.Bg4 Ke7 15.cd5 ed5 16.Bd7 Qd7 17.Bf6 Kf6=+ 18.0–0 Ke6 19.Nc3 Rhf8 20.d3+= ed3 21.Qd3 Be5 22.f4 Bc3= 23.Qc3 Rac8 24.Rad1 Kd6?? 25.Rd5!! Kd5 26.Rd1 (26.Rd1 Ke6 27.Qe5 Kf7 28.Rd7 Kg6 29.Qg5#) 1–0. Seitz,Juergen – Magin,Christian, Baden–ch AT Kehl, 1989.

6.Qc2 h6 7.Nc3 Be7 8.Be2 0–0 9.0–0 c6 10.d4 e4 11.Ne4 Ne4 12.Qe4 Nf6 13.Qc2 Qd7 14.e4 Bg4 15.c5 Ne8 16.Rfd1 b6 17.h3 Bf3 18.Bf3 Rc8 19.Bg4 Qb7 20.Bc8 Qc8 21.cb6 ab6 22.b5 c5 23.a4 Nc7 24.dc5 dc5 25.Qc4 Rd8 26.Rd8 Qd8 27.a5 ba5 28.b6 Ne6 29.Qb5 1–0. pcmvr (2830) – agostinhoarruda (2605), net–chess.com, 2014.

6.Nc3 Nb6 7.d3 a6 8.Be2 Be7 9.0–0 0–0 10.Qc2 h6 11.Rfd1 c6 12.a3 Qc7 13.Rac1 Rfd8 14.h3 Rac8 15.Bf1 Rd7 16.Ne2 c5 17.Ng3 Rdd8 18.Rb1 Bd7 19.Rdc1 Na4 20.Ba1 b5 21.cb5 ab5 22.bc5 Qc5 23.Qc5 Rc5 24.Rc5 Nc5 25.d4 ed4 26.Nd4 Ra8+/– 27.Nb5 Bb5 28.Bb5 Ra3 29.Nf5 Bf8 30.Bf6 gf6 31.Bc4 Ra8 32.Bd5+– Rd8 33.Rb4 Ne6 34.Rg4 Kh7 35.Be4 Ng5 36.Bd3+– Kg6 37.h4 h5 38.Rg3 Ra8 39.hg5 Ra1 40.Kh2 (40.Kh2 Ra3 41.Be4 fg5 42.Nd6 Kf6 43.Rf3 Ke6 44.Nf7+–) 1–0. Margraf – Hiller, 1989.

6.Nc3 c6 7.d4 Bg4 8.Be2 e4 9.Ng5 (9.Nd2 Be2 10.Qe2 d5+=) 9...Be2= 10.Qe2 d5 11.cd5 (11.c5!?=) 11...cd5+= 12.a3 h6 13.Nh3 Rc8 14.0–0 a6 (14...Bd6 15.f3=) 15.b5 a5 16.Rac1 (16.f3 Bd6=) 16...Nb6 17.Qd1 (17.f3!? ef3 18.gf3+=) 17...Nc4+= 18.Qb3? (better is 18.Qe2+=) 18...g5?? (18...Nd2 19.Qa2 Nf1 20.Kf1–+) 19.a4?? (better is 19.Rc2=) 19...Bb4 (better is 19...Nd2!? 20.Qd1 Nf1 21.Kf1 Bb4–+) 20.Rc2–/+ Qd6 (20...Bc3 21.Qc3 (21.Rc3? Nd2 22.Qc2 Rc3 23.Bc3 Nf1–+) 21...0–0 22.Qe1–/+) 21.Rfc1 (21.Nd5!? Nd5 22.Rc4=) 21...Bc3+= 22.Bc3 (22.Rc3 Ng4 23.g3 Qe6–/+) 22...b6 (22...Ng4 23.g3 0–0 24.Re2–/+) 23.Be1 Ng4 24.g3 (24.f4 0–0 25.Bf2 Qf6–/+) 24...Qd7 (24...Qf6 25.Rc3–/+) 25.Kg2 0–0 26.Ng1 Qf5 27.h3 Nf6 28.g4 (28.Ne2 Kg7–/+) 28...Qd7 (28...Qe6 29.Ne2 h5 30.gh5–+) 29.f3? (better is 29.Ne2!?–/+) 29...h5–+ 30.gh5 Nh5 (better is 30...Qf5–+) 31.fe4+= Qe6 32.Qd3 de4?? (better is 32...f5 33.e5 f4+=) 33.Qe2+– g4?? (33...Ne3 34.Qe3 Nf4 35.Kh2 Rc2 36.Rc2+–) 34.hg4 (better is 34.Rc4 Rc4 35.Rc4 (worse is 35.Qc4 gh3 36.Nh3 Qg4 37.Kh2 Nf6 38.Ba5 Qh4 39.Rg1 Ng4 40.Rg4 Qg4 41.Bb6 Rc8+–) 35...gh3 36.Nh3+–) 34...Qg4?? (34...Ne3 35.Qe3 Qg4 36.Kh1 Nf4+–) 35.Qg4 (35.Qg4 Ng7 36.Rc4+–) 1–0. Purczynski,Andrzej – Wojdak,Karol, Poznan Poland, 2014.

6.Nc3 h6 7.Be2 Be7 8.Qc2 c6 9.a4 d5 10.c5 b6 11.cb6 Qb6 12.b5 c5 13.a5 Qc7 14.0–0 d4 15.Ne4 0–0 16.Nf6 Bf6 17.ed4 ed4 18.Nd4 Bd4 19.Bd4 Rfc8 20.Rfc1 Bd5 21.Be3 c4 22.Ra4 Nc5 23.Bc5 Qc5 24.Bc4 Qd6 25.Qb2 Bc4 26.Rac4 Rc4 27.Rc4 Rd8 28.d4 Qd5 29.Qb4 g6 30.h3 f6 31.Qc5 Qc5 32.dc5 Kf7 33.b6 ab6 34.cb6 Rd1 35.Kh2 Rb1 36.Ra4 Ke7 37.a6 Rb6 1–0. purplegadge (1775) – the_viper, gameknot.com, 2014.

6.c4 c5 7.b5 Nb6 8.Qc2 Qd7 9.d3 Consolidates e4 9...g6 (9...Be7 10.0–0=) 10.a4 a5 11.Nbd2 Qc7 (11...h6 12.d4 cd4 13.ed4+=) 12.Nb3 (12.Ng5 Bf5+=) 12...Bg7 13.Bc3 Nbd7 14.Ng5 b6 15.Bf3 d5 The thematic attack 16.Ne6 fe6 White has the pair of bishops 17.0–0 0–0 18.Rfe1 Ra7 19.Rac1 Qd6 20.Bb2 Bh6 21.Rcd1 d4 (21...Bg7 22.cd5 ed5 23.e4+/–) 22.Qe2 Re8 (22...Rc7 23.Nd2+/–) 23.Bc1 (23.Nd2 Kg7+/–) 23...Bg7 (23...de3 24.Be3 Bg7 25.h3+/–) 24.g3 (24.Nd2 Qe7+/–) 24...Nb8 (24...e4!? is an interesting idea 25.de4 e5+=) 25.ed4+/– cd4? (25...ed4 26.Bh1+/–) 26.Qa2 (better is 26.Qe5!? Qe5 27.Re5+–) 26...Bf8 (26...Qc7 27.g4+/–) 27.c5 bc5 28.Ba3 Nfd7? 29.Rc1 Qb6 30.Nd2 Bh6 31.Nc4 Qc7 32.Rc2 Bg7 33.b6! the knockout punch 33...Nb6 34.Nb6 Qf7 35.Bg2 Na6 36.Bc5 Nb4 37.Bb4 ab4 38.Nc4 Rb8 39.Qb3 Qd7 40.a5 Qb5 41.Ne5! Qa5 42.Qe6 (42.Qe6 Kh8 43.Rc8 Qd8 44.Nf7 Rf7 45.Rd8 Rf8 46.Rb8 Rb8 47.Qf7 h6 48.Qg6 Rf8 49.Be4 Kg8 50.Qh7 Kf7 51.Bg6 Kf6 52.Bh5 Kg5 53.Qg6) 1–0. Laurent Miranda,Paul (2215) – Fullana Benito,David (1965), Mallorca–chT Preferente, 2001. (=1.Nf3 Nf6 2.b4 d6 3.Bb2 e5 4.e3 Be6 5.Be2 Nbd7)

6.d3 g6 7.Be2 Bg7 8.0–0 0–0 9.Nbd2 a5 10.a3 ab4 11.ab4 Ra1 12.Qa1 Qb8 13.Rd1 b6 14.Bc3 Qb7 15.Qb2 Ra8 16.Ra1 Ra1 17.Qa1 Ne8 (17...b5 18.Ng5=) 18.e4 c6 19.Nb3 Nc7 20.Nfd2 Qa8 21.Qa8 Na8 22.f3 Kf8 23.Kf2 Ke8 24.Nb1 Kd8 25.Na3 Kc7 26.d4 c5?? (better is 26...d5+=) 27.d5+– cb4 28.Bb4 (28.de6 ba3 29.ed7 Kd7+–) 28...Nc5 29.Nb5 Kd8 30.Nc1 Bd7 31.Nd6 Ke7 32.Bc5 bc5 33.Nb5 Bb5 34.cb5 Kd6 35.Nb3 Nb6 36.Nd2 Bf8 37.g3 Be7 38.Ke3 Bd8 39.f4 f6 40.h4 h6 41.Nc4 Nc4 42.Bc4 Bb6 43.Kd2 ef4 44.gf4 g5 45.hg5 hg5 46.Ke3 gf4 47.Kf4 Bd8 48.Kf5 Be7? 49.b6 Bd8 50.b7 Kc7 51.Ba6 Kb8 52.Ke6 c4 53.Bc4 Kb7 54.d6 Kc6 55.Bd5 Kc5 56.e5 fe5 57.Ke5 Bb6 58.Ke6 Kd4 59.Bg2 Ke3 60.d7 Kf2 61.Bc6 Ke3 62.Ke7 Kd4 63.d8Q?? Bd8= 64.Kd8 ½–½. Fournier,Frederic (1910) – Guest4773, Active, 2011.

6.d3 h6 7.Nbd2 Be7 8.Be2 0–0 9.0–0 Ng4 10.h3 Ngf6 11.a3 a6 12.Rc1 b5 13.c5 (13.cb5!? ab5 14.d4+=) 13...dc5 14.bc5 Nc5 15.Ne5 Bd6 16.Nc6 Qd7 17.Nd4 c6 18.Ne6 Ne6 (18...fe6 19.Bf6 Rf6 20.d4+=) 19.Nf3 (19.Bf6 gf6 20.Ne4 Be7+/–) 19...Rac8 20.d4 Qe7 21.Qb3 a5 (21...c5!?+=) 22.Rc2+= a4 23.Qd3 Nf4?? (better is 23...Qd7+=) 24.ef4+– Bf4 25.Ne5 Be5 26.de5 Nd5 27.f4 (27.Rfc1 Nf4 28.Qf3 Ne2 29.Qe2 b4+–) 27...Rcd8 28.Qf3 b4 29.ab4 Nb4 30.Ba3?? Rd4?? 31.Rb2 c5 32.Rfb1 f6 33.ef6 Rf6 34.g3 Qe6?! 35.Bb4 Qh3 36.Bc5 Rd7 37.Rb8 Kh7 38.Bd3 g6 39.R1b7 Rb7 40.Qb7 Rf7 41.Qf7 1–0. Fournier,Frederic (1870) – corsariohierro, Active (5/0), 2005.

6.d4 c6 7.a3 e4 8.Nfd2 Be7 9.Nc3 d5 10.Qb3 0–0=+ 11.c5 Ng4 12.g3 Bg5 13.h3 Nh6 14.b5 Nf5 15.Ne2 Qc7 16.Nf4 Rab8 17.h4 Bf4=+ 18.gf4 b6–/+ 19.cb6 Qb6 20.a4 cb5 21.ab5 Rfc8 22.Ba3 a6!–/+ 23.Ne4? de4–+ 24.d5 Qa5 25.Kd1 Rc3 26.Qb4= Qc7 27.de6+/– fe6 28.Qe4 Kf7 29.Bd3?? Nf6–+ 30.Qa4 Rd3 31.Ke2 ab5 32.Qb4 Rbd8 33.h5 Qc2 34.Kf1 Ne4! 35.Qe4 Rd1 36.Rd1 Rd1 37.Kg2 Qe4 (38.f3 Rd2 39.Kf1 Qf3 40.Ke1 Qe2#) 0–1. Otazu Ojer,Inigo (1835) – Ayucar Diaz de Cerio,Javier (2005), Pamplona op, 2002.

6.d4 Be7 7.d5 Bf5 8.Be2 =.

6.d4 Bg4 7.Be2 Bf3 8.Bf3 e4 9.Be2 d5 10.c5 c6 11.a4 a6 12.Nc3 b5 13.ab5 ab5 14.0–0 Be7 15.Ra8 Qa8 16.Qc2 0–0 17.Ra1 Qb7 18.Qd1 Ne8 19.Nb1 Nc7 20.Nd2 f5 21.Nb3 Nb8 22.Na5 Qc8 23.Bc3 Ne6 24.Be1 Bg5 25.Bd2 Qc7 26.g3 Bh6 27.h4 g5 28.hg5 Ng5 29.Kg2 Rf6 30.Qh1 Bf8 31.Qh4 Rg6 32.Rh1 Ne6 33.Kf1 Rh6–/+ 34.Bh5 Qg7 35.Ke2 Kh8 36.f4 ef3 37.Kf3 Be7 38.Qh2=+ Nd7 39.Nc6 Ng5 40.Ke2 Rc6 41.Be8 Bd8 42.Bd7 Qd7 43.Qh5 Ne4 44.Be1 Bg5 45.Qf3 Ra6 46.g4 Ra3 47.Bf2 f4! 48.Rh5 Ra2 49.Ke1 Rf2 (49...Rf2 50.Qf2 Nf2 51.Rg5 Qe7 52.Kf2 Qg5 53.ef4 Qf4 54.Ke2 Qg4 55.Kd3 Qe4 56.Kc3 Qe3 57.Kc2 Qe2 58.Kc1 Qc4 59.Kd1 Qd4 60.Ke2 Qb4–+) 0–1. hal1958 – perich, playchess.de, 2003.

6.Be2 a6 7.0–0 Nb6 8.Qc2 c6 9.Ng5 Qd7 10.e4 Be7 11.c5 Nc8 12.cd6 Bd6 13.f4+/– Bg4? 14.Bc4+– ef4 15.e5 Bf5 16.Bf7 Kf8 17.Qc3 (17.ef6?! gf6 (17...Bc2 18.fg7 Ke7 19.gh8Q Be5 20.Be5 Qd4 21.Bd4 Kd7 22.Be6 Kc7 23.Qg7 Ne7 24.Qe7 Kb8 25.Qd6) 18.Qc3 Be5+–). JeremyLeRoy – orane, caissa.com, 2006.

6.Ng5 Bg4 7.f3 Bh5 8.Bd3 Bg6 9.Bg6= hg6 10.0–0 Nh7 11.Nh7 Rh7 12.f4 f5 13.g3 e4 14.Nc3 Nf6 15.Re1 Qd7 16.Qa4 Qa4=+ 17.Na4 Ng4 18.Re2 0–0–0 19.h4 Be7 20.Kg2 Bf6 21.Nc3 c6 22.Rb1 a6 23.b5 ab5 24.cb5 Rhh8 25.Kh3 Rhe8 26.Rc1 c5 27.Na4 Bb2 28.Nb2 b6 29.Rc3 d5 30.Ra3 Kb7 31.Rc3 Re6 32.a4 d4 33.Rc1 de3 34.de3 Red6 35.Rcc2 Rd5 36.Kg2 Ra8 37.Rc1 Ne3!–/+ 38.Re3 Rd2–+ 39.Kh3 Rb2 40.Rd1 Kc7 41.h5 gh5 42.Kh4 g6 43.Kg5 Ra4 44.Kg6 Rb5 45.Kf5 c4 46.Ke6 Rc5 47.Re4 Ra3 48.Rd7 Kc6–+ 49.Rd6 Kb7 50.Rd7 Ka6 51.Rg7 c3 52.Re3? Raa5 53.Re1 c2 54.Rc1 Rab5?? 55.Ra1= Ra5 56.Rc1 Rc6 57.Kd7 Rc3 58.Rg8? Rac5 59.Ra1?? Kb5 60.Rc1 Rd3 61.Ke6 Rd1 62.Rc2 Rc2 63.f5 Re2 64.Kf7 Rd7 65.Kg6 h4! 66.g4 h3 67.f6 h2 68.Rh8 Rf2 69.g5 Rd1 0–1. Althoff,Guntram (2080) – Storkebaum,Ulrike (1890), Hessen–chA, 2006.

6.h3 a5 7.b5 h6 8.a4 g5 9.Be2 Nc5 10.d3 Rg8 11.g4 Qe7 12.Nc3 e4 13.Nd4 ed3 14.Bd3 Nd3 15.Qd3 Bd7 (15...Bg7 16.Rd1=) 16.Nf5 Qe5? (16...Bf5 17.Qf5 Bg7 18.Qf3+=) 17.0–0–0?? (better is 17.Nd5 Qb2 18.Rb1 Qb1 19.Qb1 Nd5 20.cd5+–) 17...Qc5 18.Qd4 Qd4 19.ed4 (19.Nd4!? c5 20.Nf5+=) 19...Bf5= 20.gf5 0–0–0 21.Rde1 Nh5 22.Nd5 Kd7 (22...c6!? 23.Ne7 Be7 24.Re7 Rd7+=) 23.h4 (23.Bc3!?+/–) 23...c6+= 24.hg5 cd5 25.Rh5 hg5 26.Bc3 (better is 26.cd5!? Be7 27.Rh7+/–) 26...Rc8= 27.Ba5 Rc4 (27...dc4?! 28.d5+=) 28.Kb2 Rd4 29.Bc3 (29.Rh7 Rg7 30.Rh8 Ra4 31.Bb6=) 29...Ra4?? (29...Rf4 30.Rh2 d4–+ (worse is 30...Ra4 31.Rh7 Re4 32.Rf7 Kc8 33.Ra1+=)) 30.Rh7+= Re4 31.Rf7 Ke8 32.Rb7+– Re1 33.Be1 Be7 34.Rb8 Kf7 35.Rg8 Kg8 36.b6 Bd8 37.Ba5 Bb6 38.Bb6 g4 39.Bd8 Kf7 40.Kc3 Ke8 41.Bg5 1–0. Pitropakis – Domelevo Entfellner (1965), Charleroi op, 2006.

6.Nc3 c5

7.a3= Bg4 8.h3 Bh5 9.d3 Be7 10.g4 Bg6 11.g5 Ng8 12.Rg1 h6= 13.Nh4 Bg5 14.Ng6+= fg6 15.Ne4 Qe7 16.Qf3 Rb8 17.Qg3 Ndf6? 18.Nd6!!+– Qd6 19.Be5 Nh5 20.Bd6 Ng3 21.Bb8 Nf1 22.Kf1 Bf6 23.Rb1 Ne7 24.bc5 Kd7 25.Rb7 Kc8 26.Rb1 Nc6 27.Bg3 g5 28.d4 Rd8 29.d5 Na5 30.c6 Nc4 31.Rb8# 1–0. pierre (1835) – fantom, internet, 2006.

7.a3 h6 8.d3 Be7 9.Be2 0–0 10.0–0 Qc7 11.Nd2 a6 12.b5 Rfd8 13.f4 g6 14.Qe1 Bg4 15.Bg4+/– Ng4 16.Qg3 Ngf6+/– 17.f5 g5 18.Qh3 Kh7 19.g4 Nb6 20.Nf3 Ng8 21.a4 f6? 22.a5+– Nc8 23.Nd5 Qd7 24.b6 Qc6 25.Nc7 Rb8 26.Qh5 Nb6?? 27.Qf7 Kh8 28.Ne6 Bf8 29.Nd8 Rd8 30.ab6 Qb6 31.Rfb1 Qc6 32.e4 Be7 33.h4 Rf8 34.Qe6 Bd8 35.hg5 Re8 36.Qf7 Re7 37.Qh5 fg5 38.Ng5 Kg7 39.Qg6 Kf8 40.Ne6 Re6 41.Qe6 Bf6 42.Bc1 Qc7 43.Bh6! Bg7 44.Bg7 Qg7 45.Qc8 (45.Qc8 Ke7 46.Rb7 Kf6 47.Qe6 Kg5 48.Rg7 Kf4 49.Rg8+–) 1–0. O'Brien,E – Loya,G, Flagstaff, 1991.

7.bc5 Nc5 8.Be2 Rc8 9.0–0 g6 10.d4+= ed4 11.ed4+/– Nce4?? 12.Ne4+– Bg7 13.d5 Bf5 14.Nf6 Bf6 15.Bf6 Qf6 16.Qd4 Qd4 17.Nd4 0–0 18.Nf5 gf5 19.Rfe1 Kg7 20.Bd3 h5 21.Re7 Rb8 22.Rb1 Rfe8 23.Reb7 Rb7 24.Rb7 Re1 25.Bf1 Kf6 26.f3 Ke5 27.Kf2 Rc1 28.Bd3 Kd4 29.Ra7 Kd3 30.Rf7 Rc4? 31.Rf5 h4 32.Rf6?? Rc2= 33.Kf1 Rc1 ½–½. gtate (1720) – lhoffman (1630), net–chess.com, 2002.

6.Nc3 Be7

7.a3 a5 8.d4 ed4 9.Nd4 ab4 10.ab4 Bg4 11.Ra8+/– Qa8 12.f3 Bh5 13.Nf5+– Bg6 14.Ne7 Ke7 15.Nb5 Qb8 16.c5 dc5 17.bc5 Nc5 18.Be5 Ne6? 19.Bc7!+– Nc7 20.Qd6 (20...Ke8 21.Nc7 (21.Qc7?! Qc7 22.Nc7 Ke7=) 21...Qc7 22.Qc7+–) 1–0. Trkn – guest3886, ICC, 2004.

7.Be2 0–0 8.0–0 c6 9.a4 d5 10.b5 dc4 11.Ng5 Bd5 (better is 11...Bf5!? 12.e4 Bg6 13.Bc4 Rc8+=) 12.e4+= Be6 13.Ne6 fe6 14.Bc4 Nc5 15.f3?? (better is 15.bc6 bc6 16.Qc2+=) 15...Qd4–+ 16.Kh1 Qc4 17.Ba3 Rfe8 18.Rc1 Nd3 19.Be7 Re7 20.Nd5 Qc1 21.Ne7 Kf7 22.Qc1 Nc1 23.Nc6 bc6 24.Rc1 cb5 25.ab5 Nd7 26.Rc7 Ke7 27.Kg1 Kd8 28.Rc6 Ke7 29.Rc7 a5 30.ba6 Ra6 31.Kf2 Kd6 32.Rc8 Ra7 33.Re8 Rb7 34.Ke2 Rb8 35.Rb8 Nb8 36.Ke3 Nc6 37.f4 g6 38.h3 h6 39.fe5 Ke5 40.d3 Nd4 41.g3 g5 42.Kf2 (42.Kd2–+) 42...Nc2 43.Ke2 Kd4 44.Kd2 Nb4 45.h4 Nd3 46.hg5 hg5 (46...hg5 47.Ke2 Ke4–+) 0–1. mr5reasons1 (1720) – angeliii (1720), gameknot.com, 2013.

7.Be2 0–0 8.0–0 Re8 9.d4 ed4 10.Nd4 Bf8 11.Ne6 fe6 12.Qc2 e5 13.Nd5 Nd5 14.cd5 Nf6 15.Rac1 Rc8 16.Bd3 Kh8 17.Bf5 Rb8 18.Rfd1 Re7 19.Be6 g6 20.f4 Bg7 (20...c6 21.fe5 cd5 22.ef6 Re6+–) 21.fe5+– de5 22.Be5 Ng4?? (22...Ne8 23.Qf2 Nd6+–) 23.Bg7 (23.Bg4?! Be5 24.Qc5 Qd6 25.Qa7 Bh2 26.Kh1 Ree8+/–) 23...Kg7 24.Bg4 Re3 (24...Qd6 25.Qc3 Qf6 26.Qc5+–) 25.Qc7 Qc7 26.Rc7 Kh6 (26...Kf6 27.d6 Rd8 28.Rb7+–) 27.d6 Ree8 (27...Kg5 28.d7 Rd8 29.Rc8 Rd7 30.Bd7+–) 28.d7 Rf8 29.Rc8 Rbc8 30.dc8Q (30.dc8Q Rc8 31.Bc8+–) 1–0. Fournier,Frederic (2215) – oskargonzalo (1840), Active, 2002.

7.Be2 0–0 8.e4 Nb6 9.d3 c6 Consolidates b5+d5 10.a4 (10.Ng5 Bc8=) 10...Nbd7 11.Ng5 d5 12.Ne6 fe6 13.c5 This push gains space (13.cd5 ed5 14.ed5 cd5=) 13...b6 (13...a5 14.b5–/+) 14.cb6 (14.ed5 ed5 15.0–0 bc5+=) 14...Qb6 (better is 14...Bb4 15.b7 Rb8+=) 15.b5?? This push gains space (15.0–0 Bb4 16.Ra2 Qc5–/+) 15...Bb4 (better is 15...Ng4! and Black wins 16.Rf1 Nh2–+) 16.0–0= Bc3 17.Bc3 d4 Black wins space 18.Bb4 Rf7 19.bc6 Qb4 20.cd7 Rd7 21.Rb1 Qd6 22.Qb3 Rc7 23.Rfc1 Rac8? 24.Rc7+/– Rc7 25.Qb8 Kf7 26.Rb7 Rb7?? causes even greater problems 27.Qd6+– 1–0. Reimer,Karl (1665) – Puls,Harry (1640), Kurpfalz op Seniors op, 2000.

6.Nc3 g6

7.Qc2 Bg7 8.d4 ed4 9.Nd4 Qe7 10.Be2 c5+= 11.Ne6 Qe6 12.Nb5 Rc8 13.Na7 Ra8 14.Nb5+– Rc8 15.Rd1 Rc6 16.Bf3 Rb6?? 17.Nc7 (17.Nc7 Ke7 18.Ne6 fe6 19.bc5 Nc5 20.Rb1+–) 1–0. Vukovic,Ljubomir (1960) – Boskovic,Maksimilijan, Ada Open Belgrade SCG, 2005.

7.Ng5 Bg7 8.Ne6 fe6 9.Be2 0–0 10.0–0 c6 11.d4 ed4 12.ed4 d5 13.c5 e5 14.de5 Ne5 15.Re1 Qc7 16.b5 Rab8 17.Qa4 Nfd7 18.Qb4 (18.Qa7?? Ra8 19.Qa8 Ra8 20.bc6 bc6–+ (20...Nc5?! 21.Nd5 Qd6 22.Rad1 bc6 23.Be5 Qe5 24.Bc4–+; worse is 20...Qc6 21.Rad1–+)) 18...Nf6 19.Rad1 Qd7 20.a4 Qf5 21.f4 Neg4 22.h3 Nh6 23.Bd3 Qd7 24.a5 (24.Ne2 Nf5+=) 24...Rfe8 (24...Nh5!?=) 25.Ne2+= Re7 26.Nd4 Nf5?? (better is 26...Re1 27.Re1 Re8+=) 27.bc6+– Qc7 (27...Re1 28.Re1 (28.Qe1?! bc6 29.Nf5 Rb2 30.Ng7 Kg7+=) 28...Qc7 29.Nf5 bc6 30.Ne7 Kf7 31.Be5 Qe5 32.fe5 (32.Re5?! Rb4 33.Nc6 Rb3 34.Re7 Kg8+/–) 32...Rb4 33.Nc6+–) 28.Nf5 gf5 29.Re7 (29.Re7 Qe7 30.Be5+– (worse is 30.Bf5 Nh5 31.Bg7 Ng7 32.Rd5 Nf5 33.Rf5 h6+–)) 1–0. Fournier,Frederic (2370) – lanserien (2000), echecsemail.com, 2008.

6.d3 Be7

7.a3 0–0 8.Be2 c6 9.Nbd2 Qc7 10.0–0 a5 11.b5 cb5 12.cb5 Qb6 13.a4 Rfc8 14.Rc1 Nc5 (14...Rc1!? 15.Qc1 Qd8=) 15.d4+= Ncd7 16.de5 de5 17.Ne5 Ne5 18.Be5 Rc1 19.Qc1 Rc8 20.Qb2 Qc5 21.Nf3 Qc2 22.Qc2 Rc2 23.Bd1 (23.Nd4 Rc5 24.Ne6 Re5+/–) 23...Rc4 (23...Ra2!? 24.Nd4 Bc4+=) 24.Nd4 Bd5 25.Bb3 (25.Nf5 Kf8+/–) 25...Rc5?? (better is 25...Rd4 26.ed4 Bb3=) 26.Bd5+/– Rd5 27.Bf6 Bf6 28.Rd1 Rc5 29.Nb3+– Rc4 30.Na5 Ra4 31.Nb7 Rb4 32.Nd6 Be7 33.Nc8 Bf6? 34.b6 Kf8 35.g3 Ke8 36.Kg2 Bd8 37.Nd6 Ke7 38.b7 Bc7 39.Nf7! Rb7 40.Ng5 h6 41.Ne4 Rb2 42.Nc5 Bd6 43.Ne4 Be5?? 44.Rd5+– Ke6 45.Ra5 Ke7?? 46.Ra7 Ke6 47.Ra6 Kd5 48.Ra5?? Ke4–/+ 49.h4 Bf6 50.Ra4 Kd3 51.Rf4 Rb5 52.e4 Re5 53.Kf3 Kd4 54.h5 Kc5 55.g4 Kd6 56.Rf5 Ke6 57.Re5? Ke5–+ 58.Ke3 Bg5 (58...Bg5 59.Kf3 Kd4–+) 0–1. Fournier,Frederic (1810) – brodias2 (1730), Active, 2006.

7.a3 c5 8.b5 b6 9.Be2 0–0 10.Nc3 Bf5 11.0–0 Bg6 (11...a6 12.Nd2=) 12.a4 a5 13.e4 (13.Nh4 Qc7+/–) 13...Nh5 14.Nh4 Bh4 15.Bh5 Bh5 16.Qh5 Qg5 17.Qg5 Bg5 18.Nd5 f5 (18...Rae8 19.Rae1+=) 19.ef5 (better is 19.Nc7!?+–) 19...Rf5+= 20.Bc1 Bd8 21.Be3 Ra7 22.f4 Nf6 23.Nf6 Bf6 24.fe5 Rf1 25.Rf1 Be5 26.g3 Rf7 27.Rf7 Kf7 28.Kg2 h6 (28...Ke6!?=) 29.Kf3+= g5 30.Ke4 Ke6 31.h4 Bf6 (31...Bg3 32.hg5 h5 33.d4+=) 32.hg5+/– Bg5? (better is 32...hg5 33.d4 Bd8+/–) 33.Bg5+– hg5 34.g4 (better is 34.d4 cd4 35.Kd4+–) 34...Ke7?? (34...d5 35.cd5 Kd6+/–) 35.Kf5 Kf7 36.Kg5 Kg7 (36...Ke6 37.Kh5 Ke5+–) 37.Kf5 Kf7 38.g5 Ke7 39.g6 Kf8 40.Ke6 Kg7 41.Kd6 Kg6 42.Kc6 Kf6 43.Kb6 Ke5 44.Kc5 Ke6 45.Kc6 (45.Kc6 Kf5 46.Kb6+–) 1–0. Fournier,Frederic – ananda1@chesscube.com, ChessCube Game, 2008.

6.d4 ed4

7.ed4 d5 8.Nc3 Bb4–/+ 9.Ne5 c6 10.Qb3 Bc3 11.Bc3 Qb6 (11...Ne4 12.Nd7 Qd7 13.c5–/+) 12.Qc2 c5 (12...Qc7 13.Bd3–/+) 13.Rb1+= Qc7 14.Nd7 Nd7 (worse is 14...Bd7 15.dc5 0–0–0 16.Bf6 gf6 17.Bd3 (17.cd5? Qe5 18.Be2 Bf5–+) 17...Rhe8 18.Kf1=) 15.dc5 0–0 (15...Qc5 16.Bg7 Rg8 17.Qh7 Qa5 18.Kd1+=) 16.Bd3 h6 17.Bd4 dc4 18.Bc4 Bc4 19.Qc4 Rfe8 20.Be3 Qc5 21.Qg4?? (better is 21.Qc1–/+) 21...Qc3–+ 22.Ke2 Qc2 (22...Qc2 23.Ke1 Qb1 24.Qd1 Qa2–+) 0–1. Alexiev,Peter – Megyeri,Zoltan, HUN–chT2 Toth, 2005.

7.Nd4 c5 8.Ne6 fe6 9.b5 Nb6 10.Be2 Be7 11.a4 0–0 12.a5 Nbd7 13.Bf3 Rb8 14.0–0 Ne8 15.Bg4 Nc7 16.Nc3 Nf6 17.b6+/– ab6 18.ab6 Nce8 19.Be6 Kh8 20.Qb3 Nd7 21.Nd5 Ndf6 22.Ra7 Nd5 23.Bd5 Qd7 24.Qd3 Bf6 25.Ba3 Be5 26.f4 Bf6 27.Be4 h6 28.Bc5 Qe7 29.Ba3 1–0. Chirpii,Alexandru (1975) – Mendeleva,Natalia, Ilichevsk Sun Pawn op, 2007.

7.Nd4 Bg4 8.f3 Bh5 9.a3 Be7 10.Ne2 Nb6 11.Nf4+= Qd7 12.Nd2 Bg6 13.Ng6 fg6 14.b5 0–0= 15.Bd3 g5 16.0–0 Nh5 17.Qc2+/– g4? 18.Bh7+– Kh8 19.Bg6 gf3 20.Bh5 fg2 21.Rf8 Rf8 22.Kg2 Bh4 23.Bf3 Qe7 24.Bb7 Qg5 25.Kh1 Rf2 26.Rg1 Qe3 27.Bg7 Kg8 28.Bf6 Kf7 29.Qg6 Ke6 30.Bg5 Rf6 31.Qe8 Kf5 32.Be4 Qe4 33.Qe4# 1–0. Bonetti,Shane – CaptinCrunch, ICC, 2002.

7.Nd4 Bg4 8.f3 Bh5 9.Bd3 c5 10.bc5+= dc5 11.Nf5 Qb6 12.Qc2 Bg6 13.0–0 Qe6= 14.e4 0–0–0 15.a4 Bf5=+ 16.ef5 Qe3 17.Kh1 Bd6 18.Na3 Qh6 19.h3 a6 20.Rab1 Qf4–/+ 21.g3 Qg3–+ 22.Qg2 Nh5 23.Rg1 Qg2–+ 24.Rg2 Nf4 25.Rd2 Nd3 26.Rd3–/+ Ne5 27.Be5? Be5–+ 28.Rd5 Rd5 29.cd5 Rd8 30.Rd1 Bd4 31.Nc4 Kc7 32.f4? Rd5 33.Ne5 f6 34.Nf7 Rf5 35.Re1 Kd7 (35...Kd7 36.Rb1 Rf4 37.Rb7 Ke6 38.Nd8 Kf5 39.Rg7 Rf1 40.Kh2 Ra1–+) 0–1. gtate (1845) – davidro (1795), net–chess.com, 2002.

7.Nd4 Bg4 8.f3 Bh5 9.Bd3 Be7 10.0–0+= 0–0 11.Nf5 Ne5 12.Qc2 Nd3 13.Qd3 Bg6 14.e4 Bf5 15.ef5 Nd7 16.Nd2 Bf6=+ 17.Bf6 Qf6 18.Rae1 Ne5 19.Qe4= c6 20.f4 Nd7 21.Qe7 Qf5 22.Qd6 Rad8 23.Nf3 Nb6 24.Nh4? Qh5 25.Qe7 Nc4 26.g3 Nd6 27.Re5 Qg4 28.Rfe1 Qc8 29.f5?? f6 30.Qe6–/+ Kh8 31.Qc8=+ Rc8 32.Re6 Nb5 33.Nf3 Nc3 34.a3 Nb5 35.Re7 Na3 36.Rb7 Nb5 37.Ree7 Rg8 38.Nd2 Rcd8 39.Red7 Rd7 40.Rd7 Re8 41.Nc4 h5 42.Kg2 Re2 43.Kh3 Re4 44.Nd6 Rb4–+ 45.Nb5 Rb5 46.Ra7 Kh7 47.Rc7 Rf5–+ 48.Rc6 Kh6 49.Kg2–/+ Kg6 50.h4 Rd5 51.Kf3 Rd3 52.Kf4 Rd5 53.Re6 Rf5 54.Ke4 Rf1 55.Rd6 ½–½. gtate (1920) – wmalone (2025), net–chess.com, 2004.

7.Nd4 g6 8.Ne6+= fe6 9.Bd3 Bg7= 10.Qc2 0–0 11.0–0 Qe8 12.a3 c6 13.Nd2 e5 14.Rad1 Qe6 15.Ba1 a6 16.e4 b5 17.Nf3 Qg4 18.cb5+/– ab5 19.Qc6+– Ra3 20.Qd6 h5? 21.Ne5 Ne5 22.Qe5 Ne8 23.Qb5 h4 24.e5 h3 25.Qd5 Kh7 26.g3 Nc7 27.Qc6 Ne6 28.Rfe1 Ng5 29.Bg6 Kh8 30.Be4 Ne4 31.Qe4 Qg5 32.f4 Qg4 33.Rf1 Rg3 34.hg3 Qg3 35.Kh1 Bh6 36.Rg1 Qh4 37.e6 Rf6 38.Rd8 Bf8 39.Rf8# 1–0. Bonetti,Shane – pille, ICC, 2002.

6.d4 e4

7.Nfd2 c6 8.Nc3 d5 9.c5 Be7 10.a4 Qc7 11.b5 0–0=+ 12.Be2 h6 13.a5 Nh7 14.b6+= ab6 15.ab6 Ra1 16.Qa1 Qb8 17.0–0 f5 18.g3 Ndf6 19.Qa4 Qe8 20.Ra1 Qg6 21.Qa7+/– Bc8 22.Kf1 Re8 23.Nb3+= Qf7 24.Na5 Bf8 25.Na2 g5 26.Nb4+= Qd7 27.Qb8 Bg7 28.Nb3 Nf8 29.Ra7 Ne6 30.Na5+/– Qf7 31.Nbc6 Nd7+/– 32.Qa8 bc6? 33.b7+– Bb7 34.Qb7 Rb8 35.Ra8?? Ra8 36.Qa8 Qf8? 37.Qc6+– Qe7 38.Qd5 Ndc5 39.dc5 (39.dc5 Bb2 40.Nc6+–; 39.Bc4 Kh8 40.dc5 Bb2 41.Qe6 Qe6 42.Be6 f4+–) 1–0. Kraemer – Ritter, Dresden, 1968.

7.Ng5 d5 8.Ne6= fe6 9.c5 Be7 10.Nd2 0–0 11.Be2 b6 12.0–0 bc5 13.bc5+= a5 14.f3 ef3 15.Nf3 a4 16.Bd3 a3 17.Bc1+/– Ng4 18.Ne5?? Nde5 19.de5–/+ Ne5 20.Qh5?? h6 21.e4?? Nd3 22.Bh6 Rf1 23.Rf1 Bf6 24.Bg7 Bg7 25.Qf7= Kh8 26.Rf3?? Qf8 27.Rh3 Bh6 28.Rh6?? Qh6 (28...Qh6 29.h4 Rg8–+) 0–1. orangotango – Guest49968, 2003.

7.Ng5 Bf5 8.Nh3 Be7 9.c5 d5 10.Be2 c6 11.0–0 Bh3 12.gh3 Qc7 13.f3 h5 14.fe4 Ne4 15.Bf3 Ndf6 16.Nd2 Ng5 17.e4 Nh3 18.Kh1 0–0–0 19.e5 Ng4 20.Bg4 hg4 21.Qg4 Kb8 22.Nf3 f6 23.a4 g5 24.b5 Nf4 25.bc6 Qc6 26.a5 a6 27.Ne1?? Rh4 28.Qf3? Rdh8 29.Rf2 Qb5 30.Bc1? Qf1 31.Rf1+– Rh2 32.Kg1 Ne2 33.Qe2 Re2 34.Ng2 fe5+/– 35.Re1 Re1 36.Ne1 ed4 37.Ra2 Bc5 38.Rh2?? d3 39.Kg2 Rh2 40.Kh2 Bb4 41.Nd3 Ba5 42.Bg5 (42.Bg5 Bc7 43.Kg2–+) 0–1. maxum – acB, Live Game Caissa's Web, 2004.

6.Be2 a5

7.b5 Nb6 8.Qc2 =.

7.b5 c5 8.d4 cd4 9.ed4 Be7 10.Qc2 =.

7.b5 c5 8.d4 ed4 9.ed4 d5 10.0–0 Nb6 (10...Be7 11.Ng5+=) 11.Nbd2+= Rc8 12.Rc1 Be7 13.dc5 Bc5 14.Nb3 Nc4 15.Bc4 dc4 16.Qd8 Kd8 17.Rfd1 Ke7 18.Na5 (better is 18.Nc5!? Rc5 19.Ba3+/–) 18...Ra8 19.Nb7 Bf2 20.Kf1 (20.Kf2 Ra2 21.Rc2 c3=) 20...Ra2–/+ 21.Ne5 (21.Bf6 Kf6 22.Nd6 Bb6 23.Ne4 Ke7–/+) 21...Rha8 (21...Rb2?! 22.Nc6 Kf8 23.Rd8 Ne8 24.Nd6+=) 22.Ra1 (22.Bc3 Ne4 23.Bb4 Kf6 24.Nc4 R8a4–+) 22...Bb6–+ 23.Ra2 Ra2 24.Nc6 Kf8 25.Rd2 Nd5 (better is 25...Ra4 26.Nd6 Nd5–+) 26.Bg7+= Kg7 27.Ra2 c3 28.Ke1 Ne3 29.Ra6 Ng2–/+ 30.Kf1 Bc4 31.Kg2–/+ Bb5 32.Rb6 c2 33.Nd6 Bf1 34.Kf2? c1Q–+ 35.Nd4 Qf4 36.Nf3 Bh3 37.Nb5 Qb4 38.Nfd4 Bd7 39.Kg2 Qc5 (39...Qc5 40.Nf3 Qb6–+) 0–1. Kuehn – Schober,Manfred, DDR–Cup4 sf corr, 1975.

7.b5 c6 8.a4 (8.Nc3 h6+=) 8...Be7 9.0–0 0–0 10.d3 (10.Nc3 h6=) 10...Rc8 (10...Qc7 11.Nc3=) 11.Nbd2 Ne8 (11...Nc5 12.Qc2 g6 13.h3=) 12.d4 ed4 (12...Qc7 13.bc6 bc6 14.Rb1+=) 13.Nd4 Nc5 14.Ne6 (14.N2b3 d5+=) 14...fe6+= 15.Nb3 Nb3 16.Qb3 Bf6 17.Bg4 (17.Rab1 Bb2 18.Rb2 Nf6+=) 17...Qe7 18.Rac1 (18.bc6 bc6 19.Rfd1 Bb2 20.Qb2 Nf6=) 18...Bb2= 19.Qb2 Nf6 20.Bf3 e5 Black prepares the advance e4 (20...Nd7 21.bc6 bc6 22.Qd2=) 21.Qd2+= e4 22.Be2 b6 (22...Nd7 23.Rcd1+=) 23.Rfd1 Rfd8 24.bc6 Rc6 25.Qd4 Rc5 26.Re1 (26.Rb1 Qc7+=) 26...Qc7= 27.Qb2 Qf7? (better is 27...Nd7!?=) 28.Qb6+/– Rf8? (better is 28...Qc7!? 29.Qc7 Rc7+/–) 29.Qd6+– Rg5 (29...Rc7 30.c5 Nd5 31.Bc4+–) 30.f4 (30.Rf1 Qg6+–) 30...ef3 31.Bf3 Ne8? (31...Qe8 32.Qd4 Qa4+–) 32.Qd5! Rf5 (32...Rd5 33.Bd5 Decoy) 33.Qf7 Kf7 34.Bd5 Kf6 (34...Ke7 35.Rb1 Nc7 36.Rb7+–) 35.e4 Re5 36.Rf1 (36.Rf1 Ke7 37.Rf8 Kf8 38.Kf2+–) 1–0. Petrochenko,Maria (1935) – Lezhepekova,V (2100), ch–St Petersburg w, 2015.

7.b5 d5 8.Qc2 =.

7.b5 g6 8.d4 ed4 9.Bd4 Bg7 10.0–0 0–0 11.Qc2 b6 12.Nc3 Qe7 13.Qb2 Nc5 14.Nd5 Nd5 15.Bg7 Na4 16.Qa3 Kg7 17.cd5 Bd5 18.Qa4 Qe4 19.Qd1 Bc4 20.Bc4 Qc4 21.Rc1 Qb5 22.Qd4 Kg8 23.Rc7 Rac8 24.Qd6 Rfd8 25.Nd4 Qe8 26.Qb6 Rb8 27.Qa5 Qe4 28.Nc6 Rb1 29.Nd8 Qd3 30.Rcc1 (30…Rc1 31.Rc1+–) 1–0. pierre – The Black Knight, ChessWorld.net, 2005.

6.Be2 c5

7.b5 b6 8.0–0+= g6 9.Nc3 Bg7 10.Ng5 h6 11.Ne6+/– fe6 12.Bf3 Rb8 13.Qc2 Kf7 14.Be4 Nf8 15.f4+– ef4 16.Rf4 g5 17.Rf2 Kg8 18.Bg6 Qe7 19.Raf1 N8d7 20.Ne4 Rf8 21.d3 d5 22.cd5 ed5 23.Ng3 Qe3?? 24.Nf5+– Qe6 25.Re2 Ne4 26.Bg7 Ndf6 27.de4 Ne4 28.Bf8 Qe5 29.Qc3! Nc3 30.Re5 Kf8 31.Re8# 1–0. pierre – patman1950, ChessWorld.net, 2005.

7.b5 Nb6 8.d3 Be7 9.Ng5 0–0 10.0–0 Qd7 11.a4 a6 12.a5 Nc8 13.b6 d5 14.Be5 h6 15.Ne6 fe6 16.f4 Bd6 17.Bf3 Ne7 18.Nd2 Rac8 19.Qe2 Bb8 20.Rac1 Nc6 21.Bf6 Rf6 22.cd5 ed5 23.Bg4 Qd8 24.Nb3 d4 25.Bc8 Qc8 26.Nc5 Qf5 27.Nb7 de3 28.Qe3 Re6 29.Qh3 Qh3 30.gh3 Ne7 31.Nc5 Re2 32.Na6 Bd6 33.Rf2 Re3 34.b7 Rh3 35.Nc7 Nf5 1–0. Trkn – guest2090, ICC, 2004.

7.b5 Qc7 8.d3 d5 9.Nbd2 d4 10.ed4 ed4=+ 11.0–0 Bd6 12.h3 0–0 13.Re1 Rfe8 14.Bf1 h6 15.Qc2 Bf5 16.Re8 Re8–/+ 17.Re1 Re1 18.Ne1 g5 19.Ndf3 Nh5?? 20.g4+– Be6 21.gh5 Nf6 22.Bc1 Qd7 23.Qe2 Bh3+/– 24.Ne5 Qf5 25.Bh3 Qh3 26.f4 Nh5 27.Qh2 Qg3 28.Qg3+= Ng3 29.Kf2 gf4 30.Bf4 Nh5 31.Bh2 Nf6 32.N5f3 Ng4+= 33.Kg1 Be7 34.Bf4+/– h5 35.Ng2 Kh7 36.Ngh4 f6 37.Nf5+– Bd8 38.Kg2 Kg6 39.N3h4 Kh7 40.Bd6 Bb6 41.a4 Ne5 42.a5 Ba5 43.Bc5 Bb6 44.Bb6 ab6 45.Nd4 Nd3 46.Ndf5 Kg8 47.Nd6 Ne5 48.Kg3 Kf8 49.Nhf5 Nd7 50.Kh4 Ne5 51.Kh5 Kg8 52.Ne7 Kg7 53.Nd5 Kf8 54.Nb6 Ke7 55.Nb7 Ke6 56.c5 f5 57.c6 (57.c6 Ke7 58.c7+–) 1–0. Schirmer,Michael – Belligoi, corr, 1994.

7.bc5 Nc5 8.d4 ed4 9.ed4 Nce4 10.Nbd2 d5 11.0–0 Bd6 12.cd5 Bd5 13.Bb5 Bc6?? 14.Bc6+– bc6 15.Re1 Qe7 16.Qc2 Bb4 17.Qc6 Qd7 18.Qa8 Qd8 19.Qd8 Kd8 20.Ne4 Be1 21.Re1 Nd5 22.Nfg5 Rf8 23.Ba3 Re8 24.Nf7 Kc7 25.Rc1 Kd7 26.Ne5 Ke6 27.Rc6 Kf5 28.Nd6 Kf4 29.Bc1 (29.Bc1 Ne3 30.Be3#) 1–0. Labahn,Wolfgang – Brinkschneider,Frau, tt:PB–Beckum, 1988.

6.Be2 c6

7.a3 Qc7 8.Nc3 Be7 9.Qc2 Nb6 10.d3 Bf5 11.Nh4 Be6 12.Nf3 Bf5 13.Nd2 d5 14.cd5 Nbd5 15.Nd5+/– Nd5 16.e4 Be4 17.de4 Nf4 18.Bf3 Rd8 19.0–0 Bg5 20.Rfd1 0–0 21.Nc4 Bf6 22.Rd8 Rd8 1–0. Otazu Ojer,Inigo (2030) – Baraibar,Alvaro (1800), Absoluto Preferente, 1999.

7.Nc3 g6 8.d4 e4 9.Nd2 Bg7 10.Nce4 Ne4 11.Ne4 Nf6 12.d5! cd5 13.Nf6 Bf6 14.Bf6 Qf6 15.cd5 Bd7 (better is 15...Qc3!? 16.Kf1 Bd5+=) 16.0–0 0–0 17.e4 Rfe8 18.f3 Rac8 19.Rc1 Rc1 20.Qc1 Qd4 21.Kh1 f5 (21...Qb4 22.Qc7 Ba4 23.Bd3+=) 22.Rd1 (22.Qc7!? Ba4 23.Qb7 fe4 24.fe4 Qe4 25.Qf7 Kh8 26.Ba6+–) 22...Qf2 23.Bd3 fe4 24.Be4 Bb5 25.Qf4 Be2?? (25...Bf1 26.Qg3 Qg3 27.hg3+/–) 26.Rg1 (better is 26.Qd2+–) 26...Re5 27.Qg4 Kf7 28.Rc1 Qb6?? (28...Bb5 29.Rc7 Kg8 30.h3+–) 29.Qd7 (better is 29.Rc8 Kg7 30.Qd7 Kh6 31.Bg6 Bf3 32.Qh7 (32.gf3?! Re1 33.Kg2 Qg1 34.Kh3 Qf1 35.Kg3 Qg1 36.Kh3 Qf1 37.Kg3 Qg1 38.Kh3=) 32...Kg5 33.h4 (33.gf3?! Re1 34.Kg2 Qg1 35.Kh3 Qf1 36.Kg3 Qg1 37.Kh3 Qf1 38.Kg3 Qg1 39.Kh3=) 33...Kg4 34.gf3 Kg3 35.Be4+–) 29...Re7+/– 30.Qh3 h5?? 31.Qg3+– Re4 32.fe4 Kf6 33.Qf4 Kg7 34.Rc8 Kh7 35.Qf8 Qd4 36.Rc7 (36.Rc7 Qg7 37.Qg7) 1–0. Rush,Bradley – Molina,Vicente Andres, 51. LSS No Engine Cup Preliminary, 2011.

6.Be2 d5

7.cd5 Bd5 8.a3 Bd6 9.Nc3 Bf3 10.Bf3 c6 11.0–0 0–0 12.Qc2 Re8 13.Ne4 Ne4 14.Be4 Nf6 15.Bf5 g6 16.Bh3 e4 17.Rad1 Be5 18.d4 (18.d3 Qc7 19.Be5 Qe5 20.de4 Qe4+=) 18...ed3 (18...Bd6!?=) 19.Rd3+= Qc7 20.Be5 Qe5 21.Rfd1 Qe4 22.f3 Qe7 23.e4 Rad8 24.Qd2 Rd3 25.Qd3 b6 26.Qd6 c5 27.bc5 bc5 28.g3 c4 (28...Kg7 29.Qc6=) 29.Qa6 (better is 29.Qe7!? Re7 30.Rd8 Kg7 31.Rc8+/–) 29...c3= 30.Rc1 (30.Qa5!? c2 31.Rc1=) 30...Qc5+= 31.Kh1 c2?? 32.Qf6+– Qa3? 33.Rc2 a5 34.Qc3 Qc3 35.Rc3 a4 36.Bd7 Ra8 37.Ra3 Rb8 38.Ra4 Rb1 39.Kg2 Rb2 40.Kh3 Rd2 41.Ra7 Kg7 42.Be8 Kf8 43.Bf7 g5 44.e5 Rf2 45.Kg4 Re2 46.e6 h6 47.h4 gh4 48.Kh4 Re3 49.f4 Rd3 50.g4 Rd4 51.f5 Rd8 52.e7 Kf7 53.ed8Q 1–0. Fournier,Frederic (2215) – Delacour,Charles, Active, 2002.

7.cd5 Bd5 8.Nc3 =+.

7.Ne5 Ne5 8.Be5 dc4 9.Nc3 =+.

6.Be2 Be7

7.a3 0–0 8.0–0 a5 9.b5 b6 10.Nc3 Nc5 11.d4 ed4 12.ed4 (worse is 12.Qd4 Nb3 13.Qd3 Na1 14.Ra1 Nd7–/+) 12...Nce4 13.Ne4 Ne4 14.d5 Bd7 15.Bd3 Nc5 16.Bc2 Bf6 17.Bf6 Qf6 18.Re1 Rfe8 19.Qd4 Qd4 20.Nd4 g6 21.Nb3 Nb7 22.Nd4 Re1 (22...Nc5!?=) 23.Re1+/– Re8 24.Re8 Be8 25.a4 Nc5 26.f3 f5 27.Kf2 Nd7 (27...Bd7 28.Ke3+=) 28.f4 (28.Ne6 Ne5 29.Nc7 Bf7+–) 28...Nf6? (better is 28...Nc5!?+=) 29.Ne6+– Ng4 30.Kg1 Bd7 (better is 30...Kf7+–) 31.Nc7 Ne3 32.Bb3 Kf7 33.Na8 Ke7 34.Nb6 Kd8 35.h3 g5 36.fg5 f4 37.Nd7 Kd7 38.Kf2 Nf5 39.Bc2 Nd4 40.Bh7 Kc7 41.g6 Nf5 42.Kf3 Kb6 43.Kf4 Ng7 44.Kg5 Kc5 45.Kf6 Nh5 46.Ke7 Kc4 47.b6 Kd5 48.b7 Kc5 49.b8Q d5 50.Qb5 Kd4 51.Kd6 Nf6 52.g7 Nh7 53.g8Q Nf6 54.Qgd5! Nd5 55.Qd5 Kc3 56.Qa5 Kb3 57.Qb5 Ka3 58.a5 Ka2 59.a6 Ka1 60.a7 Ka2 61.a8Q 1–0. Fournier,Frederic (1745) – fgam (1725), Active, 2006.

7.Qc2 b6 8.0–0 0–0 9.Nc3 c6 10.e4 d5 11.ed5 cd5 12.cd5 Bd5 13.Nd5+= Nd5 14.a3 Rc8 15.Qb3 Nf4 16.Ba6 Rc7 17.Ne5 Ne5 18.Be5 Bd6 19.Bd6 Qd6 20.Rfd1 Qc6 21.Bf1 Qb7 22.d4 Rfc8 23.Qe3 Nd5 24.Qe4 Re7 25.Ba6! Qc6 26.Qf5 Rce8 27.Rac1 Nc3 28.d5?? Qa4–+ 29.Rf1? Qa6 30.Rc3 Qf1!! (30...Qf1 31.Kf1 Re1#) 0–1. Kreuzer,Uwe – Bach, Vereinsmeisterschaft, 1985.

7.Nc3 Nb6 8.d3 c5 9.bc5+/– dc5 10.Ne5 Qc7 11.Nb5 Qd8 12.a4 0–0 13.a5 Nc8 14.a6+– ba6 15.Ra6 Bd7 16.Bf3 Rb8 17.Nd7 Qd7 18.Bc6 Qd8 19.Be5 Bd6 20.Nd6 Nd6 21.Ra7 Qb6 22.Bd6 Qa7 23.Bf8 Qa5 24.Ke2 Rb2 25.Kf3 Qa2?? 26.Bc5 Rf2 27.Kg3 g6 28.Qa4 Rg2 29.Kh3 (29.Kh3 Qa4 30.Ba4+–; 29.Bg2 Nh5 30.Kf3 Qa4=) 1–0. Kreuzer,Uwe – Schmitt, Vereinsmeisterschaft, 1981.

7.d4 e4 8.Nfd2 c6 9.Nc3 d5 10.a3 0–0 11.0–0 Ne8 12.f4 f5 13.Qe1 Nef6 14.Nd1 Bf7 15.cd5 cd5 16.Nf2 Qe8 17.Rc1 Bd8 18.Nb3 Bh5 19.Rc2 Qg6 20.Bh5 Nh5 21.Nh3 Rf6 22.Nc5 Nc5 23.dc5+= Rc6 24.Qd1+/– Qf7 25.b5 Rg6 26.Qh5?? Rg2=+ 27.Rg2 Qh5 28.Rg7 Kf8 29.Ng5 Qg4 30.Kf2?? Bg5–+ 31.fg5 Qf3 32.Kg1 Qe3 33.Kh1 Qh3 34.Rg1 Rc8 35.Rb7 Rc5 36.Bg7 Kg8 37.Bb2 Qf3 38.Rg2 Rc2 39.Rb8 Kf7 40.Rb7 Ke6 (40...Ke6 41.Re7 Ke7 42.Bf6 Ke6 43.g6 Qg2#) 0–1. Francois,Robert – Weiland,Fanny (1790), FRA–chT2 East, 2007.

7.0–0 0–0

8.a3 a5 9.Nc3 ab4 10.ab4 d5 11.Qb3 dc4=+ 12.Bc4 Bc4 13.Qc4 c6 14.Ra8 Qa8 15.Ra1 Qb8 16.Ne4 Nb6 17.Nf6 Bf6 18.Qe4 Rd8 19.Be5+/– Be5 20.Ne5 Rd2= 21.Qf5 Qc7 22.Nf3 Rd5 23.Qe4 Qd7 24.h3 g6 25.Qf4 Rd1 26.Rd1 Qd1 27.Kh2 Qd7 28.Ne5+= Qe6 29.Ng4 Qe7?? 30.Qd4+/– Qc7 31.Kg1 Nd5 32.Nh6 Kf8 33.Qh8 Ke7 34.e4 Qf4 35.Ng8 Ke6?? 36.ed5+– cd5 37.Qc3 f6 38.Qc8 Kf7 39.Qb7 Kg8 40.Qd5 Kg7 41.Qb7 Kh6 42.g3 Qf5 43.Kg2 Qe5 44.b5 f5 45.b6 Qb5 46.Qc7 Qd5 47.Kh2 g5 48.b7 Qf3 49.Qb6 (49.Qb6 Kg7 50.b8Q Qd5 51.Q8c7 Qf7 52.Qc3 Kg8 53.Qd8 Qf8 54.Qh8 Kf7 55.Qhf8 Ke6 56.Qfe7#) 1–0. algernon (2375) – rr (2375), net–chess.com, 2008.

8.a4 c5 9.bc5 Nc5 10.d4 ed4 11.ed4 Na6 12.d5 Bd7 13.Bd4 Nc5?? 14.Bc5+– dc5 15.Nc3?? Bd6 16.Qc2 g6 17.Ne4 Ne4=+ 18.Qe4 Re8 19.Qc2 Qf6 20.Bd3 Bg4 21.Be2?? Bf5 22.Bd3= Bd3 23.Qd3 Re7 24.Rfe1 Rae8 25.Re7?? Re7 26.Rf1 b6 27.g3 Qg7 28.Nd2 Be5 29.Re1 f5 30.Nf3 Bd6 31.Qd2 Re1 32.Qe1 Qe7 33.Qe7 Be7 34.Ne5 a6 35.f4 Kg7 36.Kf2 h6 37.h4 Bd8 38.Kf3 Bc7 39.g4 fg4 40.Kg4 b5?? 41.cb5+– ab5 42.ab5 h5 43.Kg3 Bd6 44.b6 g5 45.hg5 Kf8 46.b7 Ke8 47.Nc6 c4 48.Nd4 Kd7 49.Kh4 Bf4 50.Kh5 Be5 51.g6 Ke8 52.g7! Kf7 53.Kh6 Bg7 54.Kg5 Be5 55.Kf5 Bg3 56.Ke4 Bc7 57.Nc6 Ke8 58.Kd4 c3 59.Kc3 Kd7 60.Kc4 Kd6 61.b8Q Bb8 62.Nb8 (62.Nb8 Kc7 63.Kc5 Kb8 64.Kd6+–) 1–0. hal1958 – ulibear, playchess.de, 2002.

8.Qc2 h6 9.Na3 c5 10.bc5= Nc5 11.d4 ed4 12.ed4 Na6 13.Rab1 Nc7 14.Rfe1 b6 15.Bd3 d5 16.Ne5 dc4 17.Nac4 Rc8 18.Bf5 Bf5 19.Qf5 Ncd5 20.Rbd1 Bd6 21.g4 Re8=+ 22.h4 Bb4–/+ 23.Rf1 Ne7 24.Qf4 Nc6 25.g5 hg5 26.hg5 Qc7? 27.gf6+– Ne5 28.Ne5 Bd6 29.fg7 Be5 30.de5 Qc6 31.Rd6 Qc2 32.Rh6 (32.Rh6 f5 33.Rh8 Kf7 34.Rc1+–; 32.Qh6 f5 33.Rf6 Qf2 34.Rf2 Rc1 35.Bc1 Re5 36.Rf8#) 1–0. Annegarn,Alexander – Busch,Sarah, DSSM WK2 Husum, 2002.

8.Qc2 h6 9.Nc3 c6 10.d4 e4 11.Ne4 Ne4 12.Qe4 Nf6 13.Qc2 Qd7 14.e4 Bg4 15.c5 Nh7 16.Rfe1 f5 17.Bc4 d5? 18.Ne5 Qd8 19.ed5 cd5 20.Ng6 Re8 21.Re7 Nf6 22.Rae1 dc4 23.Qc4 Kh7 24.Qf7 Rg8 25.Qf6 Bh5 26.d5! pierred – jra765_2, chessmaniac.com, 2006.

8.Nc3 c5 9.bc5 dc5 10.Qc2 e4 11.Ne4+/– Ne4 12.Qe4 b6 13.d4 Nf6 (13...Nf6 14.Qd3 cd4 15.ed4 Bd6+/–). marcosramospg – petre (2340), net–chess.com, 2010.

8.Nc3 c5 9.bc5 Nc5 10.Qc2 Rc8 11.d4 Ncd7 12.Nd2 Nb6 13.Qb3 Rc7 14.Nb5+/– Rc8 15.Na7 Ra8 16.Nb5 Nfd7 17.a4 Rc8 18.a5+– Na8 19.Rad1 Nc7 20.de5 de5+/– 21.Ne4 f6 22.Nbd6 Bd6 23.Rd6+– Qe7? 24.Qb7?? Rfd8? 25.Rc6 (25.Rc6 Nb8 26.Ba3 Qa3 27.Rc7 Rc7 28.Qc7+–; 25.Ra1 Ne8 26.Rd2 Rb8+–) 1–0. Colas,P (1870) – Berthelot,Nathan, Open Condom, 2005.

8.d4 c6 9.de5 de5 10.Ne5 Bb4 11.Nd7 Qd7 12.Bf6+= gf6 13.Qc2 Kh8 14.Bf3 Bf5 15.Be4 Be4 16.Qe4 Qe6 17.Qd4 Rg8 18.Nd2?? Rgd8 (18...Rgd8 19.Qb2 Bd2–+ (< 19...Rd2 20.Qb4 Rg8 21.g3+=)) 0–1. gtate (2050) – sagaz (2205), net–chess.com, 2006.

8.d4 ed4 9.Nd4 c6 10.Nd2 d5 11.c5 Qc8 12.f4 Nb8 13.Qb3 Ne4? 14.Ne4+/– de4 15.Ne6 Qe6 16.Qe6 fe6 17.Bc4 Bf6 18.f5?? Kh8?? 19.Bf6 Rf6 20.fe6 Rf1 21.Rf1 Na6 22.e7 Rc8 23.Rf8 (23.Rf8 Rf8 24.ef8Q#) 1–0. pierre – jonnylad, internet, 2008.

8.d4 ed4 9.Nd4 c6 10.Nd2 h6 11.f4 Nb8 12.Ne6 fe6 13.Bg4 Ng4 14.Qg4+/– Bf6 15.Qe6 Kh8 16.Bf6 Rf6 17.Qe4 Nd7 18.f5 Qf8 19.Qf4 Re8 20.Ne4+– Rf7? 21.Nd6 Ree7 22.Nf7 Rf7 23.Rad1 Nf6 24.e4 Qb4 25.e5 Nh5 26.Qg4 Qc5 27.Kh1 Qe5 28.Rd8 Kh7 29.Qg6# 1–0. pierre – morph101, internet, 2008.

8.d4 e4

9.Nfd2 c6 10.Nc3 d5 11.c5 Ne8 12.f4 ef3 13.Nf3 f5 14.Bd3 Bg5 15.Ng5 Qg5 16.Qf3 Nef6 17.Qf4 Qf4 18.ef4 Ne4 19.Ne4 de4=+ 20.Be2 Nf6 21.a4 Nd5 22.b5 Ne3 23.Rfc1 Rfe8 24.a5 Nd5 25.g3 h6 26.Rab1 g5=+ 27.fg5 hg5 28.Ba3 Rab8 29.Bh5 Bf7 30.Bf7 Kf7 31.a6 ba6 32.bc6 Rb5 33.Rb5 ab5–+ 34.Rb1 a6 35.Bb4 Rc8 36.Ba5 Rc6 37.Bd8 Kg6 38.Ra1 e3 39.Kf1 f4 40.Ke2 Kf5 41.Bb6 Ke4 42.Ra6 f3 43.Kd1 f2 44.Ke2 Nc3 45.Kf1 Kf3 (45...Kf3 46.Ra2 Na2 47.d5 e2#) 0–1. Florea,Dan (1730) – Tzyganova,Serafima (1650), Centrocoop June op–B, 1998.

9.Nfd2 d5 10.a3 c6 11.Nc3 a6 12.Qb3 Rb8 13.h3 h6 14.cd5 cd5 15.Na4 b5 16.Nc5 Qb6 (16...Nc5 17.bc5 (worse is 17.dc5 d4 18.Qd1 d3–/+) 17...Qc7 18.Rab1+=) 17.a4+/– ba4 18.Ra4 Nc5 19.dc5 Bc5 20.bc5 Qb3 21.Nb3 Rb3 22.Bd4 Bd7 (22...Ra8 23.Rd1+/–) 23.Ra6+– Bb5 24.Bb5 Rb5 25.Rfa1 Rfb8 26.c6 Ne8 (26...Rc8 27.Be5 Rc5 28.c7 R5c7 29.Bc7 Rc7 30.Ra7+–) 27.Kh2 f6 28.Ra8 Nd6?? (better is 28...Kf8+/–) 29.c7+– Rc8 (29...Ra8 30.Ra8 Kf7+–) 30.Rc8 Nc8 31.Ra8 Kf7 32.Rc8 1–0. pierred – anony, internet, 2015.

9.Nfd2 d5 10.c5 =+.

9.Nfd2 Re8 10.Nc3 Bf5 11.g4 Bg6+– 12.g5 Bf8 13.gf6 Qf6 14.Kh1 Qh4 15.Nd5 Rac8 16.Qe1 Re6 17.f4 Qe1 18.Rae1 Bf5 19.Rg1 a6 20.Rg5 g6 21.Reg1 Bg7 22.Bg4 Bg4 23.R5g4 Ree8 24.f5 c6 25.fg6 hg6 26.Nf4 Kf8 27.Rf1 Kg8 28.h4 Nf8 29.Nh3 f6? 30.Ne4 f5 1–0. Zepeda,Rafael – Sarat,Victor, GUA–ESA m Guatemala City, 1996.

9.Ng5 Bf5 =.

6.Be2 g6

7.0–0 Bg7 8.Nc3 e4 9.Nd4 c5 10.Ne6 Qe7?? 11.Ng7 Kf8 12.Nd5 Ne5 13.Ne7 Ke7 14.bc5 Nc6 15.cd6 Kd6 16.Bf6 Rhg8 17.Qb3 b6 18.c5 bc5 19.Qf7 Raf8 20.Qe6 Kc7 21.Be5 Ne5 22.Qe5 Kc6 23.Qe4 Kd7 24.Bb5 Kd6 25.Qc6 Ke5 26.Qe6 1–0. valpa – Graeme, playchess.de, 2003.

7.0–0 Bg7 8.d3 0–0= 9.Nbd2 c6 10.a4 a6 11.Qc2 Qc7 12.e4 Rfc8 13.Ng5+= Nf8 14.Ndf3 Qe7 15.Rfc1 N6d7 (15...b6 16.d4+/–) ½–½. Krueger,Ingo – Retzlaff,Wolfgang, Pinneberg–ch, 2003.

7.0–0 Bg7 8.d4 ed4 9.Nd4 Qe7 10.Ne6 Qe6 11.Qc2 0–0 12.Nd2 d5 13.a3 c6 14.Nf3 Ne4 15.Bg7 Kg7 16.Nd4 Qf6 17.Rae1 Rfe8 18.cd5 cd5 19.Qc7 Qd6 20.Nb5 Qe6 21.Rc1 a6+– 22.Nd4 Qe7 23.Qb7 Nd6 24.Qd5 Nf6 25.Qb3 Rac8 26.Ba6 Rc1 27.Rc1 Nde4 28.Rc8 Rc8 29.Bc8 Qc7 30.Qc2 Nc3 31.Be6 Nfe4 32.Bd5 Nd6?? 33.a4 Nd5+/– 34.Qc7 Nc7 35.Kf1 Kf6 36.Ke2 Nc4 37.a5+/– Na6 38.b5+– Nc5 39.a6 ½–½. Dopper,Johan – Van Oorschot,Ad, 1991.

7.0–0 Bg7 8.Ng5 0–0 9.Ne6+= fe6 10.d3 d5 11.c5 (11.Nc3 a5 12.a3 e4+=) 11...c6 12.Nd2 a5 13.a3 b6 14.Nb3 (14.Qc2 bc5 15.bc5 Qe7+=) 14...a4= 15.Nd2 Qc7 (15...bc5 16.bc5 Qe7= (worse is 16...Nc5 17.Be5 Qe7 18.h3+=)) 16.cb6+/– Qb6 17.Rc1 (17.Qc2 c5 18.bc5 Qc5 19.Qc5 Nc5 20.Be5 Rfc8+/–) 17...c5 18.e4 (better is 18.Bc3 cb4 19.Bb4+=) 18...cb4–/+ 19.ab4 a3 20.Ba1 (20.Bc3 a2–/+) 20...Qb4–+ 21.ed5 ed5 22.Bc3 Qa4 23.Qe1 (23.Qa4 Ra4 24.Nf3 a2 25.Ne5 Rc8–+) 23...Rfc8 24.Bf3 (24.Nf3 a2 25.Ba1 e4–+) 24...Re8 (24...a2!? 25.Ba1–+) 25.Bd1 Qa6 26.Be2 d4 27.Ba1 Bh6 28.Rc2 a2 29.Ne4?? Reb8 30.Rb2?? Rb2 31.Bb2 Rb8 32.Nf6 Nf6 33.Qa1 Qb6 34.Qa2= Kg7 35.Ba1 Qc5 36.Bf3 Rc8 37.h3 Qe7 38.Rb1 Rc7 39.g3 Qf7 40.Qa5+/– Rc1? 41.Rc1+– Bc1 42.Qe5 Qa2 43.Qc7 Nd7 44.Bd4 Kh6 45.Qc1 g5 46.Qc8 (46.Qc8 Qe6 47.Qd8 Qe1 48.Kg2 Qe6 49.h4 Nf6 50.Qf8 Kg6 51.h5 Nh5 52.Be4 Qe4 53.de4 Nf4 54.gf4 gf4 55.Qg7 Kh5 56.Kf3 h6 57.Qg4; 46.Qc6 Qe6 47.Qe6 Nf6 48.Qf6) 1–0. Zelanti,Markus – Paris,Ge (1615), Berlin GER, 2012.

7.d4.

6.Be2 h6

7.0–0 Be7 8.d4 e4 9.Nfd2 d5 10.cd5 Bd5 11.Nc3 Bb4 (11...c6 12.Qc2+=) 12.Nd5+= Bd2?? (better is 12...Nd5 was necessary 13.Ne4 c6+=) 13.Nf6+– (13.Qd2?! is clearly worse 13...Nd5 14.Ba3 N7f6+=) 13...Qf6 (13...Nf6 doesn't change anything anymore 14.Qd2 0–0 15.a3+–) 14.Qd2 0–0 15.Rfc1 Qd6 16.Qc3 Rfe8 17.Qc7 Qb4 18.Bc3 Qe7 19.Bb5 Red8 20.Qa5 b6 21.Qa4 Nf6 22.Bb4 Qe6 23.Rc6 Qf5 24.Rac1 Rd5 25.Ba6 Ng4 26.Be1 Ra5 27.Qc4 Kh7 28.h3 Nf6 29.Ba5 ba5 30.Qf7 (30.Qf7 Rb8 31.Bc8+–) 1–0. Schmidt,Volker1 (2000) – Mirus,Lothar, Halver Cup, 2001.

7.a3 c6 8.0–0 Qc7 9.d3 d5 10.cd5 cd5 11.Nbd2 Bd6 12.Rc1 Qb6 13.d4 e4 14.Ne5 Be5? 15.de5+/– Nh7 16.Bg4 0–0 17.Bd4 Qd8 18.Be6 fe6 19.Qg4 Rf5 20.f4 Qe7 21.Rc7+/– b6 22.Rfc1 Qe8 23.Nf1 h5 24.Qe2 g6 25.Qb5 Rf7+/– 26.Qc6 Kg7 27.Rc8 Rc8 28.Qc8 Qc8 29.Rc8 Ndf8 30.Rc6 Kh6 31.h4+/– Re7 32.Ng3 Nd7 33.Ne2 Nhf8 34.Nc3 Re8 35.Nb5 Ra8 36.Nd6 a5 37.Bb6 ab4+/– 38.ab4 Nb6 39.Rb6+– Ra1 40.Kf2 Ra2 41.Kf1 d4?? 42.Ne4 de3 43.Rc6 Rb2 44.Rc4 Nd7 45.b5 Nb6+/– 46.Rc6 Nd5 47.g3 e2 48.Kf2+– Ne3 49.Nc3 Nd1 50.Ke1 Nc3 51.Rc3 Rb5 52.Ke2 Rb6 53.Ke3 Kg7 54.Rd3 Kf7 55.Rd8 Rb3 56.Rd3 Rb1?? 57.Kd4 Rb5 58.Kc4 ½–½. Del Val,Josefa – Mast,Martin, Bern op, 2004.

5.Nf3 Be7

6.a3 Nbd7 7.Be2 c5 8.b5 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 Qa8 12.Nc3 b6 13.0–0 Bg4 14.Bb2 Nh5 (14...0–0 15.d4+=) 15.Qa4 (15.Ne5!? Be2 16.Qe2+–) 15...0–0 16.Qa8 Ra8 17.Ra1 Ra1 18.Ba1 Bf6 19.Nd5 (better is 19.d3!? g6 20.h3+=) 19...e4+= 20.Nd4 (20.Nf6? Nhf6 21.d4 ef3 22.gf3 Bh3–+) 20...Bd4?? (better is 20...Be2 21.Nf6 Nhf6 22.Ne2 d5 23.cd5 Nd5=) 21.Bg4+– Ba1 22.Bh5 (22.Bd7!? Nf6 23.Nb6+–) 22...g6 23.Bd1 Kg7 24.Bc2 f5 25.f3 (25.d3!?+/–) 25...ef3= 26.gf3 h5 (26...Ne5 27.d3=) 27.e4 fe4 28.fe4 Bd4 29.Kg2 Be5 30.d3 g5 31.h3 Kg6 32.Kf3 h4 33.Kg4 (33.Bd1 Bd4+=) 33...Bg3 34.Bd1?? Ne5 0–1. Fournier,Frederic (1920) – kronos347, Active (5/0), 2005.

6.Qc2 0–0 7.Nc3 Nc6 8.b5= Na5 9.d3 c6 10.a4 b6 11.Ne2 Rc8 12.Ng3 cb5 13.ab5= d5 14.Ne5+= dc4 15.Bc3 cd3–/+ 16.Nd3?? Qc7 17.Ne2 Ne4 18.Nd4? Qc3 19.Qc3 Nc3 (19...Nc3 20.Ne5 Bd5–+) 0–1. Sellmer,Dirk – Plewka,Manfred, Schleswig Holstein–ch, 1992.

6.Qc2 Nc6 7.a3 0–0 8.Ng5 h6 9.h4 (better is 9.Ne6!? fe6 10.Be2+=) 9...Bg4+= (worse is 9...hg5 10.hg5 g6 11.gf6 Bf6 12.Bd3+=) 10.Be2 Be2 (10...hg5? 11.hg5 e4 12.gf6 Bf6 13.Bg4 Bb2 14.Bf5+– (14.Qb2?! Qg5 15.Bh3 Ne5+–)) 11.Ke2 a6 (worse is 11...hg5 12.hg5 g6 13.gf6 Bf6 14.Qe4+=) 12.Nc3 g6 (worse is 12...hg5 13.hg5 g6 14.gf6 Bf6 15.Rh3+/–) 13.Nge4 Ne4 14.Qe4 f5 15.Qd5 Kh7 16.g3 Bf6 17.Rag1 e4 (better is 17...Ra7!?+=) 18.h5+= g5? (better is 18...Qe8+=) 19.Qf5+– Kh8 20.Qe4 Qd7 21.Kd1 Rae8 22.Qg2 (22.Qg6!? Bg7 23.f4+–) 22...Qg4 23.Kc1 Qc4 24.Qf1 Qb3 25.Qd1 Qc4 26.d3 Qe6 27.Qc2 Bg7 28.Rf1 Rf3 29.Nd1 Bb2 30.Qb2 Kg8 31.Kd2 Ref8 32.Re1 b5 33.Re2 Ne5 34.Rh2 c5 35.Nc3 c4 36.d4 Nd3 37.Qb1 Nf2 38.Rg2 Ng4 39.Nd1 d5 40.Nc3 Re3 41.Qg6? (41.Nd1 Rf1 42.Qc2–+) 41...Qg6 42.hg6 Rd3 43.Kc2 Ne3 44.Re3 Re3 45.Kb2 Rff3 46.Nd5 Rb3 47.Kc1 Ra3 48.Re2 Rf1 49.Kb2 Rb3 50.Kc2 Kg7 51.Nc7 Ra1 52.Re6 Ra2 53.Kc1 Rg3 54.Ne8 Kg8 55.Kb1?? Rf2 56.Re1 h5 57.d5 Rd2 58.d6?? h4 59.d7 h3 60.Kc1?? c3 61.Nf6 Kg7 62.Nh5 Kg6 63.Ng3 Rd7 64.Kc2 g4 65.Kc3 Rd6 66.Re5 Rf6 67.Kd4 Rf3 68.Re6?? Kf7 69.Re3 Rg3! 70.Rg3 h2 (70...h2 71.Rg4 h1Q–+) 0–1. combijack (1780) – latinoeh (1705), gameknot.com, 2011.

6.Nc3 a6 7.a4 Nbd7 8.Qc2 h6 9.Be2 b6 10.d4+= ed4 11.Nd4 0–0 12.Nc6 Qe8 13.Ne7 Qe7 14.0–0 Ng4 15.h3 Nge5 16.Nd5+/– Qd8 17.f4 Nc6 18.b5 Ne7? 19.Ne7+– Qe7 20.f5 a5 21.fe6 fe6 22.Rf3 Rf3 23.Bf3 Rf8 24.Qg6 Rf5 25.Be4 Nf8 26.Qg4 Rg5 27.Qf3 Ng6 28.Rf1 Nh4 29.Qe2 Rg3 30.Bc3 Qg5 31.Be1 Re3 32.Bh4 Re2+/– 33.Bg5 Re4 34.Bd8 Rc4 35.Rd1 Ra4 36.Bc7+/– Rb4 37.Rd6 Rb5 38.Rb6 Rb6+= 39.Bb6 a4 40.Bc5 Kf7 41.Kf2 Kf6 42.Ke3+/– g6 43.Ke4 h5 44.g3 Kf7 45.Ke5 g5 46.Ba3 g4 47.h4 Kg7 48.Ke6 Kg6 49.Bb2 a3 50.Ba3 Kh6 51.Kf5 Kh7 52.Kg5 Kg7 53.Bb2 Kh7 54.Kh5 Kg8 55.Kg4 Kh7 56.Kg5 Kg8 57.Kg6 Kf8 58.h5 Kg8 59.h6 Kf8 60.h7 Ke7 61.h8R Ke6 62.Re8 (62.Re8 Kd5 63.g4+–) 1–0. Lais,Klaus Joerg – Nimmesgern,Thomas, Saarland–chC, 1993.

6.Nc3 h6 7.Be2 Nbd7 8.0–0 c6 9.d4 Qc7 10.d5 Bf5 11.Bd3 e4 12.Nd4 Bg6 13.Be2 Ne5 14.Qa4 0–0 15.dc6 bc6 16.b5 cb5 17.cb5+= Qb6 18.Qb3 Rfc8 19.Rac1 Bf8 20.Nc6 Nc6 21.Na4 Qb7 22.bc6+/– Qb3 23.ab3 Rab8 24.Bf6 gf6 25.Bc4 Kg7 26.Bd5+/– f5 27.c7 Rb5 28.Rfd1 f6?? 29.Be6+– (29.Be6 Ra8 30.c8Q Rc8 31.Rc8+–) 1–0. marre – vrqv, internet, 2010.

6.d3 b6 7.Be2= c5 8.b5 Nbd7 9.a4 a6 10.Nbd2 ab5 11.ab5 Ra1 12.Qa1 0–0 13.0–0 h6 14.e4 Ne8 15.Qa6 f5 16.Ra1 f4 17.Nb1 Nef6 18.Nc3 Qc8 19.Nd5 Bd5 20.cd5 Qa6 21.Ra6 Rd8 22.Nd2 Rb8 23.Nc4 Rb7 24.Ra8 Kh7 25.Ra6 g6 (25...Kg8!?=) 26.h3 g5 27.f3 Kg6 28.Ba3 (28.Kf1 Ne8 29.Na3 Nc7=) 28...h5 (better is 28...Ne8!?–/+) 29.Bb2= g4 (29...Ne8!? 30.Na3 Nc7=) 30.hg4 hg4 31.Bc3 (31.fg4!? Ne8 32.Ra1+=) 31...g3 32.Kf1 Kf7 33.Ke1 Ne8 34.Kd2? (better is 34.Ra4=) 34...Nc7–+ 35.Ra8?? (35.Ra1 Nb5 36.Bb2 Nc7–+) 35...Nb5 36.Ra1 Nd4 37.Bd4 cd4 38.Rb1 b5 39.Na3 b4 40.Nc2 b3 41.Na3 Nc5 42.Bd1 Ra7 43.Nc4 Ra2 44.Rb2 Rb2 45.Nb2 Bd8 46.Nc4 Ke7 47.Be2–/+ Kd7 48.Kc1 Kc7 49.Kb2 Be7 50.Bd1?? Nd3–+ 51.Kb3 Ne1 52.Be2 Ng2 53.Bf1 Ne3 54.Be2 g2 55.Ne3 de3 (55...de3 56.Kc3 g1Q 57.Bc4 Qb1 58.Bd3 Qa1 59.Kb3 Qd1 60.Bc2 Qf3 61.Kb2 e2 62.Ka2 Qc3 63.Ba4 e1Q 64.Bd1 Qed2 65.Kb1 Qdb2) 0–1. Fournier,Frederic – khan43 (1670), Active, 2008.

6.d3 h6 7.Be2 0–0 8.0–0 a6 9.a3 Nbd7 10.Nbd2 Nh7 11.Rc1 f5 12.g3 f4 13.ef4 ef4 14.Ne4 Bf5 15.Qc2 Be4 16.de4 Ng5 17.Ng5 Bg5 18.Qc3 Qe7 19.Bd3?? (19.Rc2 fg3 20.fg3 Rf1 21.Bf1 Rf8=) 19...Ne5 (19...fg3 20.hg3 Bc1 21.Rc1–+) 20.Bb1? (20.Rcd1 A) worse is 20...Nd3 21.Qd3 (worse is 21.Rd3 Bf6 22.Qb3 Qe4 23.c5 Kh7–/+) 21...Kh8 22.Qd5=; B) 20...Rae8 21.Bc2 Bf6+=) 20...f3 (20...fg3 21.hg3 Bc1 22.Qc1–+) 21.Rfd1? (better is 21.Rc2!?+=) 21...Bc1–+ 22.Rc1 Qe6 23.Qe1 Qh3 24.Qf1 Qg4 25.Be5 de5 26.Rd1 Rad8 27.Bc2 Rd1 28.Bd1? (28.Qd1 Qh3 29.Qf1 Qf1 30.Kf1 Rd8–+) 28...g5 (better is 28...Qe4 29.Bb3 Rd8 30.c5 Kh8–+) 29.Qd3 Kg7 30.Qf1? Qe4–+ 0–1. Fournier,Frederic (1615) – drapoel (1660), Active, 2007.

6.d4 0–0 7.de5 de5 8.Nbd2 Bb4 9.Bd3?? Qd3–+ 10.Ne5 Bd2 11.Qd2 Qd2 12.Kd2 Nbd7 13.Nd7 Nd7 14.Rhd1 Bc4 15.Ke1 Nc5 16.Rd2 Ne4 17.Rd4 Nf2! 18.Kf2 Be6 19.Rad1 Ba2 20.Rg4?! g6 21.Rd7?? Be6 22.Rc7 Bg4 0–1. gtate (1940) – nickbarletta (2045), net–chess.com, 2004.

6.d4 Nc6 7.d5 e4 8.de6 ef3 9.ef7 Kf7 10.b5 +=.

6.Be2 a5 7.b5 0–0 8.0–0 Bg4 9.c4 Qd7 =.

6.Be2 Nd5 7.b5 0–0 8.0–0 a6 9.c4 Nf6 =.

6.h3 0–0 7.g4 Ne8 8.Qc2 f5 9.Bg2 Nd7 10.c5 a5 11.c6 bc6 12.Qc6 Rb8 13.gf5 Bf5 14.Qd5 Kh8 15.Qa5 Be4 16.Ne5? Bg2–+ 17.Nc6 Bc6 (17...Bc6 18.Rh2 Ne5 19.Be5 de5–+; 17...Bh1?! 18.Nd8 Bd8 19.f4–/+) 0–1. Wall,Bill – Adams,Scot, Columbus, OH, 1982.

6.a3 0–0

7.d3 a5 8.Nbd2 ab4 9.ab4 Ra1 10.Qa1 Na6 11.Bc3 Qa8 12.Qb2 c6 13.Be2 Nc7 14.0–0 Qa2?? (14...Qd8 15.Qc2+=) 15.Ra1 (better is 15.Qa2 b5 16.Qa7+–) 15...Qb2= 16.Bb2 Ra8 17.Ra8 Na8 18.Nb3 Nb6 19.Na5 Na4 20.Bc1 b5 (better is 20...Nc3 21.Kf1 Bc8=) 21.Nc6+– Kf8 22.Ne7 Ke7 23.cb5 Nc3 24.Kf1 Nb5 (24...h6 25.Bd2 Nb1 26.Ke1+/–) 25.d4+– Nc7 (25...Nc3 26.de5 de5 27.Ne5 Ne2 28.Ke2+–) 26.de5 de5 27.Ne5 Nfd5 28.Nc6 Kd7 29.b5 (29.Nb8!? Kc8 30.Na6 Na6 31.Ba6 Kd7+–) 29...Nc3 30.Nd4 (30.Ne5!? Kd6 31.b6 Ne2+/–) 30...Ne2+/– 31.Ke2 Bc4 32.Kd2 Nb5 33.Nb5 Bb5 34.Bb2 f6 35.f4 Ke6 36.g3 (36.e4 g6+/–) 36...g6 (36...Kf5 37.Ba3=) 37.h4 (37.e4!?+/–) 37...Bc6 38.Kc3 Bf3 39.Kd4 h5 (39...f5 40.h5=) 40.Ba3 (better is 40.e4!?+/–) 40...f5= 41.Bf8 ½–½. Fournier,Frederic (1830) – martinbre (1610), A match in KasparovChess Playing Zone, 2002.

7.Be2 Nbd7 8.0–0 c6 9.d3 Qc7 10.Nbd2 d5 11.cd5 Nd5 12.Rc1 Rac8 13.Nc4 f6 14.d4 ed4 (14...e4 15.Ne1+=) 15.Bd4 (15.Nd4 Bf7+/–) 15...Bd6 (15...c5 16.Ncd2=) 16.h3 (16.Ba7 Ra8 17.Bd4+/–) 16...Ne5? (better is 16...c5 17.Nd6 Qd6 18.bc5 Nc5=) 17.Nd6+– Qd6 18.Ne5 fe5 19.Bb2 (better is 19.Bc5 Qd7 20.Bf8 Rf8 21.Bd3+–) 19...Qb8 20.Bf3 Rfd8 21.Qc2 Nf6 22.Qc3 e4 (22...Nd7 23.Rfd1+=) 23.Be2 (23.Be4 Qd6+/–) 23...Rd6 (23...Qc7 24.Qc2 Bd5 25.Bd4+=) 24.Rfd1 (24.Qc2!?+/–) 24...Rcd8+= 25.Rd6 Qd6 26.Rd1 Qe7 27.Rd8 Qd8 28.Qd4 Qd4 29.Bd4 b6 30.Ba6 Kf7 31.Bb7 Bd7 32.Kf1 Nd5 33.Ba6 Ke6 34.Be2 Nc7 35.Bg4 Ke7 36.Bd7 Kd7 37.Bg7 a5 38.ba5 ba5 39.Bc3 a4 40.Bb4 Nb5 41.Ke2 Ke6 42.g3 Kd5–/+ 43.Kd2 c5–+ 44.Bc3 Na3 45.Ba1 Nb5 46.Kc2 c4 47.g4 a3 48.h4 Ke6 49.Bg7 Kf7 50.Be5 Ke6 51.Bg7 Kf7 52.Ba1 Ke6 53.g5?? Kf5–+ 54.Bf6 Kg4 55.h5? Kh5 56.Kd1 Kg4 57.Ke2 a2 58.Kd2 c3! 59.Kc2 a1Q 60.Bc3 Qa2 61.Bb2 Na3 62.Kc3 Kf3 63.Ba3–+ Qa3 64.Kd4 Qb4 65.Ke5 Kf2 66.Kf5 Ke3 67.g6 hg6 68.Kg6 Kf4 69.Kf6 Qc5 70.Kf7 Qd6 71.Kg7 Kg5 72.Kf7 Qe5 73.Kf8 Qe6 74.Kg7 Qf6 75.Kg8 Qe7 (75...Qe7 76.Kh8 Kh6 77.Kg8 Qg7) 0–1. Fournier,Frederic (1905) – repera (1895), Active (2/1) echecs21.com, 2004.

7.Be2 Nbd7 8.d3 a5 9.0–0 ab4 10.ab4 Ra1 11.Ba1 e4 12.Nd4 ed3 13.Bd3 Ne5 14.Ne6 fe6 15.Be2 Nfd7 16.Nc3 Bf6 17.Bb2 Nb6 18.c5 Nbc4 19.Bc4 Nc4 20.Qc2 Nb2 21.Qb2 dc5 22.bc5 Qd3 23.Rc1 Rd8 24.Qc2?? (better is 24.h3+=) 24...Qc2 25.Rc2 Bc3 26.Kf1 Bf6 27.Ke2 b6 28.cb6 cb6 29.Rb2 (29.Rc6 Rb8–+) 29...Rb8 (better is 29...Bb2 30.e4 b5–+) 30.Rb5 Be7 31.f3 Bc5 32.e4 Ra8 33.Rb2 Kf7 34.g4 Ra4 35.h4 Rb4 36.Rc2 Kf6 37.h5 g6 38.hg6 hg6 39.Ra2 g5 40.Rc2 Ke5 41.Rd2 Rb3 42.Rd3 Rd3 43.Kd3 Kf4 44.Ke2 b5 45.Kf1 b4 46.Ke2 b3 47.Kd1 b2 48.Kc2 Bd4 49.Kb1 e5 50.Kc2 Kf3 51.Kb1 Ke4 52.Kc2 Kf4 53.Kb1 Kg4 54.Kc2 ½–½. Fournier,Frederic (1690) – Buzzbuzzard (1670), rated blitz game (3/0), 2002.

6.b5 0–0

7.Nc3 Nbd7 8.d4 Bg4 9.h3 Bf3 (9...Bh5!?=) 10.Qf3+= ed4 11.ed4 Re8 12.Bd3 Bf8 13.Ne2 b6 14.0–0 h6 15.Rae1 d5 16.cd5 Bb4 17.Rb1 Bd6 18.Nf4 (18.Rfe1!?+/–) 18...Bf4+= 19.Qf4 Nd5 20.Qf5 N7f6 21.a4 Qd7 22.Qf3 Re7 23.Ba3 Ree8 24.Rbe1 Re1 25.Re1 Re8 26.Re8 Qe8 27.Qe2 Qe2 28.Be2 Nc3 29.Bc4 Na4 30.Bb3 (30.Kf1!?=) 30...Nc3+= 31.Bc4 Ne8 32.f3 Nd6 33.Bd6 cd6 34.d5 Na4 35.Kf2 Kf8 36.Ke3 Ke7 37.h4 Kf6 38.g4 g5 39.hg5 Kg5 40.Be2 Nc3 41.Bc4 f5 42.Kd3? (42.gf5 Kf5 43.f4 h5–/+) 42...fg4 (better is 42...Na4!? 43.Kd4 fg4 44.fg4 Kg4 45.Be2 Kg5 46.Bd1–+) 43.Kc3–/+ gf3 44.Kd2 Kf4 45.Ke1 Kg3 46.Kf1 h5 47.Bd3 h4 48.Kg1 h3 49.Kh1 Kf4 50.Kh2 Ke3 51.Bf5 f2? 52.Bh3+/– Ke2 53.Kg3 f1R 54.Bf1 Kf1?? 55.Kf3 Ke1 56.Ke3 Kd1 57.Kd3 Kc1 58.Kc3 Kb1= 59.Kb3 Kc1 60.Kc3 Kb1 61.Kb3 Kc1 62.Kc3 ½–½. Rush,Bradley – Pons,Francisco, OP–2011–0–01936, 2011.

7.Be2 a6 8.Nc3 Bf5 9.0–0 ab5 =.

6.Nc3 0–0

7.a3 h6 8.d4 ed4 9.Nd4 Bd7 10.Bd3 Nc6 11.Nc6 Bc6 12.0–0 Re8 13.Bc2 b6 14.Nd5 Nd5 15.cd5 Bd7 16.Qd3 f5 17.e4 Rf8 18.e5 de5 19.Be5 a6 20.Qg3 Bf6 21.Bc7 Bh4 22.Bd8 Bg3 23.Bb6 Be5 24.Rad1 Bb2 25.Rfe1 Ba3 26.Re7 Be8 27.d6 Bb4 28.Bb3 Bf7 29.Rf7 Rf7 30.d7 Be7 31.Re1 Kf8 32.Rc1 Bd8 33.Rc8 Rd7 34.Ra8 Ke7 35.Rd8 Rd8 36.Bd8 Kd8 37.f4 Ke7 38.Kf2 Kd6 39.Ke3 g5 40.g3 1–0. phildo (1870) – sergejstrashni (1880), gameknot.com, 2013.

7.b5 c6 8.a4 a6 9.Be2 cb5 10.ab5 Nbd7 11.0–0 Nh5 12.d4+= ed4 13.ed4 Nf4= 14.Re1 Ne2 15.Qe2 Bg5 16.Ng5+/– Qg5 17.Ne4 Qg6 18.Nd6 Bh3 19.Qf3 Bg2? 20.Qg2+– Qd6 21.Ba3 Qf6?! 22.Bf8 Nf8 23.Qb7 (23.Qb7 Qd8 24.ba6+–) 1–0. katchum (2190) – bobbybellona, net–chess.com, 2003.

7.Qc2 a6 8.d4= Nbd7 9.Ng5 h6 10.Ne6 fe6 11.Be2 Rc8 12.Rd1 ed4 13.ed4 Qe8 14.0–0 Nh7 15.Qe4+/– Bf6 16.Qb7+– (16.Qb7 c5 17.Ne4+–) 1–0. Pech,Jaroslav – Buckingham,William A, or01–011 E–mail, 2001.

7.Bd3 d5 8.cd5 Bd5 9.Nd5 Qd5 10.Qc2 e4 11.Bc4 Qf5 12.Nd4 Qg6 13.a4 Nbd7 14.f4 c5 15.bc5–/+ Bc5 16.0–0=+ Rac8 17.f5 Qh6 18.Qb3 Ng4 19.h3= Nge5 20.Be2 Rfd8 21.Ne6 Re8 22.Be5+= fe6 23.Bf4+/– Qf6 24.fe6 Ne5 25.Qb7 Qe6 26.Qe4 Nf7 27.Qe6 Re6 28.Bg4 (28.Bg4 Rce8 29.Be6 Re6 30.Rac1+–) 1–0. De Visser,Arno – van der Zwaan, 1982.

7.d4 e4 8.Ng5 Bf5 9.f3 (9.Qc2 d5+=) 9...ef3 (9...d5 10.a3+=) 10.Nf3 (10.Qf3 Qc8=) 10...Ne4 (10...Re8 11.Be2+=) 11.Ne4 (11.Bd3!? Nc3 12.Bc3 Bd3 13.Qd3 Bh4 14.g3+=) 11...Be4= 12.Bd3 d5 13.Be4? (better is 13.a3!?=) 13...Bb4–/+ 14.Nd2 de4 (14...Qh4!? 15.Ke2 de4–/+) 15.0–0–/+ f5 16.c5 Bd2 17.Qd2 Qd5 18.a4 Na6 19.Ba3 Rf6 20.Qa2 Rd8 21.Qd5 (21.c6 Qa2 (worse is 21...bc6 22.Be7 Qa2 23.Ra2+=; 21...Rc6?! 22.Rf5 Qa2 23.Ra2–/+) 22.Ra2 Rc6 (worse is 22...bc6 23.Be7 Rdd6 24.Bf6 Rf6 25.Raf2+=) 23.Rf5 Rc4–/+) 21...Rd5 22.Rab1 b6 23.cb6 ab6 (23...Rb6!? 24.g4 Rb1 25.Rb1 fg4–/+) 24.Rb5+= Rb5 (24...c5 25.a5 ba5 26.Ra5+=) 25.ab5= Nb8 26.Rc1 c6= 27.d5 c5–/+ 28.Bb2 Rf7 29.Ra1 Rb7 30.Ra8 Kf7–/+ 31.Kf2 Nd7 32.Rh8? h6 33.Kg3? Nf8–+ 34.h4 Rd7 35.Kh3 Rd5 36.g4 fg4 37.Kg4 Rd2 38.Be5 c4 39.Bd4 Rd4! (39...Rd4 40.ed4 c3–+) 0–1. Rush,Bradley – Zmolil,Karel, 58. LSS No Engine Cup Preliminary, 2012.

7.Be2 h6 8.0–0 Qd7 9.a3 Nc6 10.b5 Nd8 11.d4 ed4 12.Nd4 c6 13.Rb1 c5 14.Ne6 Ne6 15.Qd3 b6 16.Bf3+– Rac8 17.Ne4 Ne4 18.Be4 Ng5 19.Bf5 Qd8 20.Bc8 Qc8 21.f3 Qe6 22.Rfe1 Bf6 23.Bf6 Qf6 24.Rbd1 Rd8 25.f4 Nh7 26.Qe4 Qb2 27.Qe7 Rf8 28.Qa7 Nf6 29.Rb1 Qc2 30.Qb6 Ne4 31.Rbc1 Qf2 32.Kh1 Qb2 33.Rb1 Qa3 34.Qc7 Qa2 35.b6 Nf2 36.Kg1 Nd3 37.Rf1 Qe2 38.b7 Qe3 39.Kh1 Nf2 40.Rf2! Qf2 41.Qd6 Re8 42.b8Q (42.b8Q Rb8 43.Rb8 Kh7 44.Qd3 g6 45.g3+–) 1–0. b4_player – opponent, internet, 2008.

6.Nc3 c6

7.a3 Nbd7 8.d4 e4 9.Nd2 d5 10.c5 0–0 11.Be2 Qc7 12.0–0 Ne8 13.f4 f5 14.g4 g5 15.h3 Ng7–/+ 16.Qe1 Rf7 17.Qg3 Nf8 18.Rf2 Ng6 19.Raf1 gf4–+ 20.ef4 Bh4 21.Qe3 Bf2 22.Rf2 fg4 23.Bg4 Bg4 24.hg4 Rf4 25.Qg3 Qf7 26.Ne2 Rf2 27.Qf2 Qf2 28.Kf2 Rf8 29.Ke1 Ne6 30.Nb3 Ngf4 31.Bc1 Nd3 32.Kd2 Nc1 33.Kc1 Rf3 34.Na5 Ra3 35.Nb7 Rb3 36.Nd6 Rb4 37.Nf5 Kf8 38.Kc2 a5 39.Kc3 Rb8 40.Nc1 a4 41.Ne3 Kf7 42.Nc2 Kf6 (42...Kf6 43.Nb4 Rc8–+; 42...Kg6 43.Nb4 Nd4 44.Nd5 Nb5 45.Kc4 cd5 46.Kd5–+) 0–1. Jeschke,Holger – Vogel,Manfred, Schleswig Holstein–ch, 1993.

7.Be2= h6 8.0–0 Nbd7 9.d4 e4 10.d5 ef3 11.de6 fe2 12.ed7 Qd7 13.Qe2 0–0 14.Rad1 Rad8 15.a3 Qe6 16.Rd2 d5 17.cd5+= Nd5 18.Nd5 Rd5 19.Rd5 Qd5 20.Qg4 f6 21.Rd1 Qb3= 22.Qe2 Rd8 23.Rd8 Bd8 24.e4 Qe6 25.Bd4 a6 26.Qd3 Bc7 27.g3 Kf7 28.f4 Qd7 29.Kg2+= Ke8 30.Qc4 Qf7 31.Qc2 Qd7 32.Bc5 a5 33.ba5 ½–½. hassell – Chris, playchess.de, 2002.

6.Nc3 Nbd7

7.d4 0–0 8.Qc2 c6 9.a3 Qc7 10.Be2 d5? 11.de5+/– Ng4 12.cd5 cd5 13.Bd3 h6?? 14.Nd5!+– Qd8 15.Ne7 Qe7 16.h3 Nge5 17.Ne5 Ne5 18.Be5 Bh3 19.Bd4 Rfc8 20.Bh7 Kh8 21.Qd3 Qg5 22.Rh3 Qg2 23.Rg3 Qh1 24.Kd2 (24.Kd2 Rc2 25.Kc2 Rc8 26.Kd2 Qc1 27.Rc1 Rg8 28.Bg7 Rg7 29.Rc8 Rg8 30.Rcg8#) 1–0. Palacios Sanchez,Gabriel (1900) – Lago Gutierrez,Daniel (1860), Sant Boi op–B, 2000.

7.Be2 0–0 8.0–0 c5 9.b5 d5 10.cd5+= Nd5 11.Nd5 e4?? 12.Ne7+– Qe7 13.Ne1 Qg5 14.d3 Bh3 15.f4! ef3 16.Rf3 Be6 17.Rg3 Qh4 18.Rg7 Kh8 19.Rg4 Qf6 20.Bf6 Nf6 21.Rh4 Rg8 22.Qc2 Rg7 23.Qc5 Rc8 24.Qa7 Rc2 25.Nc2 (25…Ng8 26.Qb7+–) 1–0. Woschkat,Karl_Heinz – Schwope,Charles T, IECG Cat–B, 1995.

6.d3 0–0

7.Nc3 a5 8.b5= Nbd7 9.Be2 Nc5 10.Qc2 c6 11.a4 cb5 12.ab5 b6 13.d4+= ed4 14.ed4 Ncd7 15.0–0 Qc8 16.d5 Bf5?? 17.Bd3 Bd3+= 18.Qd3 Nc5 19.Qe2 Re8 20.Na4 Bd8 21.Qc2 Qc7 22.Nd4 Nfd7+= 23.Nc6 Bf6 24.Bf6 Nf6 25.Nc5 dc5 26.Rfe1 ½–½. Uvarov,Igor – Krivobokov,Aleksey, Ch Chess Club (open), 2002.

7.Nc3 h6 8.Be2 c6 9.0–0 Nbd7 10.Qc2 Qb6 11.a3 Rac8 12.d4 ed4 13.Nd4 Ne5 14.Ne6 fe6 15.Rad1 Qc7 16.Ne4 Ned7 17.Nf6 Nf6 18.f4 d5 19.c5 Nd7 (better is 19...b6+=) 20.Bg4+– Rce8 21.Be6 Kh8 22.Qg6 Nf6 (22...Bf6 23.Bf5 Kg8 24.Qh7 Kf7 25.Bg6 Ke7 26.Bf6 Nf6 27.Qg7 Kd8 28.Qc7 Kc7 29.Be8 Re8 30.Rf3+–) 23.Bf6 (23.Bf5!? Kg8 24.e4 de4 25.Bf6 Bf6 26.Qh7 Kf7+–) 23...Bf6 24.Bf5 Kg8 25.e4 Re4 26.Qh7 (worse is 26.Be4 de4 27.Qe4 Qf7+–) 26...Kf7 27.Bg6 Ke7 28.Be4 de4 29.Qe4 Kf7 30.Rd6 Kg8 31.Qe6 Kh8 32.Re1 Bb2 33.g3 Qf7 34.Rd8! Kh7 (34...Rd8 35.Qe7 Double attack (35.Qf7 Deflection; 35.Qe7 Decoy)) 35.Rf8 Qf8 36.f5 Qf6 37.Qf6 Bf6 38.Rd1 b6 (38...Bb2 39.Rd7 Ba3 40.Rb7+–) 39.b5! 1–0. Fournier,Frederic (2370) – Monia (1730), echecsemail.com, 2008.

7.Nbd2 c6 8.Be2 Nbd7 9.0–0 a5 10.a3 ab4 11.ab4 Ra1 12.Qa1 Qa8 13.e4 Qa1 14.Ra1 d5 15.Ne5 dc4 16.Nd7 Nd7 17.dc4 Bb4 18.Nf3 Nb6 19.Ba3 (better is 19.Ra7!? Bc4 20.Kf1=) 19...Ba3 20.Ra3 Bc4 21.Bc4 Nc4 22.Rb3 b5 23.Ne1? (better is 23.Kf1–+) 23...Re8 24.f3 g6 (better is 24...f5!?–+) 25.Kf2 Kg7 26.Nc2 Rd8 27.Nb4 Rd6 28.Na6 Na5 29.Rb2 Nc4 30.Rc2?? (30.Rb3 g5 31.Nc5–+) 30...Rd2 (30...g5!? 31.Nc5–+) 31.Rd2–/+ Nd2 32.Nb4 c5 33.Nd5 c4 34.Ke3 Nb3 35.Nc3 b4 36.Nd5 Nc5 37.Nb4 Kf6 38.Kd4 Nd3 39.Kc4 Ne1+/– 40.Kd4 Ng2= 41.Nd3 Nh4 42.Ke3 g5 43.Nf2 h5 44.Nh3 Ng6 45.Nf2 Ke6 46.h3 f5 47.ef5 Kf5 48.Ne4 h4 49.Nf2 Nf4 50.Kd4 Ne2–+ 51.Ke3 Ng3 52.Ng4 Nf1 53.Kf2 Nd2 54.Ke3 Nc4 55.Kf2 Ne5 56.Ne5 Ke5 57.Ke3 Kf5 58.Ke2 Kf4 59.Kf2 Ke5 60.Ke3 Kf5 61.Ke2 Kf4 62.Kf2 Ke5 ½–½. Fournier,Frederic – forbin, Active, 2008.

7.Nbd2 d5 8.cd5 Nd5 9.a3 Nc6 10.Ne5 Ne5 11.Be5 Bf6 12.Bf6 Qf6 13.Be2 Rae8 14.0–0 Qh6 15.Nf3 Qg6 16.d4 Bh3 17.Nh4 Qg5 18.g3?? (better is 18.Bf3!? Nf6 19.Qc2+=) 18...Bf1 19.Bf1 Re3?? (better is 19...c6+=) 20.fe3 Ne3 (20...Qe3 21.Kh1+–) 21.Qe2 Ng4 22.Nf3 Qh5 (22...Qd5 23.Bg2+–) 23.Qg2 (better is 23.Ne5!? Nf6 24.Qh5 Nh5+–) 23...Re8 24.Re1 (24.Re1 Re1 25.Ne1+–) 1–0. Fournier,Frederic – boxchess, Active, 2007.

6.d3 Nbd7

7.a3 0–0 8.Be2 h6 9.Nbd2 Nh7 10.d4 ed4 11.Bd4 Ng5 12.Ng5 Bg5 13.Nf3 Bf6 14.0–0 Ne5 15.Ne5 Be5 16.Be5 de5 17.Qd8 Rad8 18.Rfd1 Rd7 19.c5 Rfd8 20.Rd7 Rd7 21.Rd1 Rd1 22.Bd1 Kf8 23.g3 Ke7 24.e4 f6 25.f3 Kd7 26.Kf2 Bc4 27.Ba4 c6 28.Ke3 Be6 29.h4 b5 30.cb6 ab6 31.Bc2 Bc4 32.Bd3 Bb3 33.Kd2 Kd6 34.Be2 c5 35.Kc3 Ba4 36.f4 cb4 37.ab4 Bc6 38.Bd3 Bd7 39.Bc4 b5 40.Bb3 Bc6 41.Kd3 Bb7 42.Ke3 Bc6 43.Kd3 Bb7 44.Ke3 Bc6 45.Kd3 ½–½. Fournier,Frederic (1810) – Llajuar (1760), Active, 2008.

7.a3 a5 8.b5 Nb6 9.Be2 a4 10.Nc3 c6 11.bc6 bc6 12.0–0 0–0 13.Rb1 d5? (better is 13...Nfd7!?=) 14.cd5 cd5 15.Ne5 d4 (15...Bc5 16.d4 Bd6 17.Nb5+/–) 16.Ne4 (better is 16.Nc6!? Qd7 17.Nd4+–) 16...Bb3 17.Qd2 Ne4 18.de4 de3 19.Qd8 (better is 19.Qe3!? Qd6 20.Rfc1+/–) 19...ef2+= 20.Kf2 Rad8 21.g3 (21.Nc6 Bc5 22.Kf3 Rd2–/+) 21...Rd2 22.Nf3 (22.Nc6 Bc5 23.Ke1 Rc2+=) 22...Bc5 23.Ke1 Rc2 24.Bd1 Rc4 25.Be2?? (better is 25.Nd2 Bd1 26.Kd1=) 25...Re4–+ 26.Nd2 Re2?? 27.Ke2–/+ Re8 28.Kf3 Bd5 29.Kg4 Nd7 30.Rbe1 Be6 31.Kf3 Bd5 32.Kg4 f5 33.Kh3 Re1 34.Re1 Kf7 35.Nb1 Be6 36.Rf1 Nf6 37.Bf6 Kf6 38.g4 g6 39.gf5 Bf5 40.Kg2 Ke5 41.Nc3 Ba3 42.Na4 Be4 43.Kg3 g5 44.h3 h5 45.Nb6 Kd4 46.Nd7 Bd6 47.Kf2 Kd3?? 48.Nf6 Bc5= 49.Ke1 Bb4 50.Kd1 g4 51.Ne4 Ke4= 52.hg4 hg4 53.Rg1 Kf4 54.Ke2 g3 55.Rg2 1–0. Fournier,Frederic (1740) – laset64 (1735), Active, 2008.

6.d4 ed4

7.ed4 0–0 8.Be2 (8.Bd3 a5 9.a3 ab4+=) 8...d5 9.c5 White gets more space 9...Ne4 10.0–0 c6 Prevents intrusion on b5 11.Nbd2 Ng5 (11...Bf5 12.Ne5=) 12.Re1 Nd7 13.Bc3 Re8 14.b5 The thematic attack 14...Qc7 15.Qb3?? throwing away the advantage (15.bc6 bc6 16.Qa4 Rab8=) 15...Ne4?? Black is ruining his position (better is 15...Nc5!? 16.Qc2 Nd7–/+) 16.a4 (16.Qc2 Nd2 17.Qd2 Bg4=) 16...Nc3 (better is 16...Ndc5!? is an interesting alternative 17.dc5 Bc5 18.Ne4 de4+=) 17.Qc3= Bf6 18.Nb3 White has an active position (18.a5 Rec8 19.Qa3 Bf5=) 18...Bf5 19.h3 Secures g4 19...Re7 20.Bd3 Bd3 21.Re7 Be7 22.Qd3 Re8 23.Re1 Nf6 (23...h6 24.bc6 bc6 25.h4=) 24.Ne5 (24.bc6 Qc6 25.Qb5 Qc7+/–) 24...Ne4= 25.f3 (25.bc6 bc6 26.Qa6 Bh4=) 25...Ng3 (better is 25...Nc5!? 26.dc5 Bh4–/+) 26.Ng4 Nh5 27.Qf5 g6?? 28.Qd3 Qg3= 29.Qf1 Kg7 30.Qf2 Qf2 31.Nf2 Kf8 32.Na5 cb5 33.ab5 b6 34.cb6 ab6 35.Nc6 Bd6 36.Re8 Ke8 A minor pieces endgame occured 37.Nd3 Nf6 38.Kf2 Kd7 39.Nb2 Kc7 40.Na4 h5 41.g4 Bf4 42.Nb4 Bd6 43.Nc6 White can be proud of that piece 43...g5 44.gh5 Nh5 45.Nc3 Nf4 46.Ke3 f6 Covers e5 47.Ne2 Nh3 48.Kd2 Nf4 49.Nf4 Bf4 The bishop dominates 50.Kd3 Kd7 51.Nb4 Kd6 52.Nc2 f5 53.Ne3?? Be3–+ 54.Ke3 f4 55.Kf2 Ke6 56.Kg2 Kf6 57.Kh3 Kf5 58.Kg2 g4 59.fg4 Kg4 60.Kf2 f3 61.Kf1 Kf4 62.Kf2 Ke4 63.Ke1 Ke3 64.Kf1 f2 65.Kg2 Ke2 66.Kg3 f1Q 67.Kg4 0–1. Istratescu,Cezar – Corlatescu,Dragos, ROM–ch U10 Sovata, 2002.

7.Nd4 0–0 8.b5 a6 9.a4 ab5 10.ab5 (10.Ne6 fe6 11.ab5 Ra1 12.Ba1 Nbd7 13.Be2 Ne4 14.Bf3 Nec5 15.0–0=; 10.cb5 Nbd7 11.a5 Nc5 12.Be2 d5 13.0–0 Qd6 14.Nc3 Rfe8 15.Re1=) 10...Ra1 (10...Bg4 11.f3 Ra1 12.Ba1 Be6 13.Bd3 Nbd7 14.0–0 Nc5 15.e4=) 11.Ba1 c5 (11...Nbd7 12.Be2 d5 13.0–0 Nb6 14.cd5 Nbd5 15.Qc2=) 12.Nf3 (12.Ne6 fe6 13.Bd3 d5 14.0–0 Qd6 15.f4=) 12...Ne4 (12...d5 13.Qc2 Nbd7 14.Ng5 Bg4 15.cd5=) 13.Qa4 (13.Bd3 Qa5 14.Nbd2 d5 15.cd5+=) 13...Nd7 (13...Bf5 14.Be2 Bf6 15.0–0=) 14.Nbd2 (14.Bd3 f5 15.Qc2=) 14...Nd2 (14...d5 15.Bd3+=) 15.Nd2 Qa8 16.Qd1 Qa5 17.Be2 Ne5 18.0–0 Bf6 (better is 18...Qa2!?=) 19.f4 Nd7 20.Ne4 Qa1 21.Qa1 Ba1 22.Ra1 d5 23.cd5 Bd5 24.Nc3 Be6 25.Ra7 b6 26.e4 f5? (better is 26...Rd8+=) 27.ef5+– Bf5 (27...Rf5 28.Bg4 Kf8+–) 28.g4 Bc2 (28...Be6 29.f5 Kf7+–) 29.Bc4 Kh8 30.Rd7 1–0. Mydlowski,Przemyslaw – Grzona,Tomasz, Kowalewo Pomorskie Poland, 2010.

7.Nd4 Bd7 8.Nd2 0–0 9.Qc2 Qc8 10.Bd3 Nc6 11.b5 Nb4 12.Bh7 Nh7 13.Qc3 Na2 14.Ra2= Re8 15.Ne4 Bf6 16.Nf6+= Nf6 17.Nf3 Qd8 18.h3 Re4 19.g4 Be6 20.Nd2+/– Re5 21.f4 Rb5 22.cb5 Ba2–/+ 23.g5 Ne8 24.Rg1 Be6 25.h4 Qe7 26.h5=+ Qf8 27.h6+= Kh7?? 28.Ne4 Bf5?? 29.hg7+– Qg7 30.Rh1 Kg8 31.Qd2 f6?? 32.Nf6 Kf7 33.Ne8 Qg6 34.Rh6 Qg8 35.Nc7 Qc8 36.Qd5 Kf8 37.Qd6 Kf7 38.Qf6 Kg8 39.Rh8# (39.Qg7#) 1–0. Blasig,Volker – Pettinger, 1991.

6.d4 e4

7.Nfd2 0–0 8.Be2 d5 9.a3 c6 10.cd5 cd5 11.f3 Qd6 12.fe4= Ne4 13.Ne4 de4 14.Nc3 Bd5 15.0–0+= Nd7 16.Nd5 Qd5= 17.Qd2 Rac8 18.Rac1 Bd6 19.Rfd1 Bb8 20.a4 Nf6 21.b5 Qd6 22.g3 Nd5 23.Bg4 f5 24.Rc8+/– Rc8 25.Bf5 Re8 26.a5 h5 27.Qe1 h4+= 28.Rd2 hg3= 29.hg3 Qg3 30.Qg3 Bg3 31.Re2 Bc7 32.a6 b6 33.Bc1 Kf7 34.Rg2+/– Nc3? 35.Bg6+– Kf8 (35...Ke7 36.Ba3 Kd8 37.Be8 Ke8+–) 1–0. Bonetti,Shane – grapsch (1660), ICC, 2002.

7.Nfd2 c6 8.Nc3 d5 9.a3 0–0 10.cd5 cd5 11.f3 ef3 12.Nf3 Nc6 13.Bd3 Ng4 14.Qe2 Re8 15.0–0 Bc8 16.h3 Bg5? 17.Ng5+– Qg5 18.hg4 Bg4 19.Qc2 Qe3+= 20.Rf2 Nd4 21.Bh7 Kh8 22.Qd3 Qd3? 23.Bd3+– Re3 24.Bf1 Nb3? 25.Nd5 Re6 26.Nc7 Na1 27.Na8 Re1 28.Rf7 Nc2 29.Rg7 Rb1 30.Bc3 Be2 31.Re7 (31.Re7 Kg8 32.Re2 Na3 33.Re8 Kf7 34.Rb8+–) 1–0. Bonetti,Shane – bvp (1825), ICC, 2002.

7.Nfd2 d5 8.a3 c6 9.cd5 cd5 10.Nc3 0–0 11.Be2 a5 12.0–0 ab4–/+ 13.ab4 Ra1 14.Qa1 Bb4 15.Ba3 Ba3 16.Qa3 Nc6 17.Ra1 Qd7 18.Rb1 Rc8 19.Nb5 Ne7 20.Bd1 Nf5–/+ 21.Qa5 Qe7 22.Nb3 Nd7 23.Nc7 b6 24.Qa7 Nf6 25.Nb5 Qd8 26.Qa3 Bd7 27.Nc1 Bb5 28.Rb5 Nd6 29.Rb1 b5 30.Ne2 Ra8 31.Qb4 Nfe8 32.Nc3 Nc7 33.Qc5 Nb7 ½–½. Isaacson,Yisrael – Behrmann,Klaus, compuserve, 1996.

7.Nfd2 d5 8.c5 0–0 9.Be2 b6 10.Nc3 a5 11.a3 bc5 12.bc5 c6 13.Rb1 Qc7 14.f3 ef3 15.Nf3 Nbd7 16.0–0 Rfb8 17.Qc2 g6 18.Bd3 Ng4 19.Rfe1 f5 20.h3 Nh6 21.Ne2 Nf6 22.Bc3 Ne4 23.Be4 fe4 24.Ne5 Nf5 25.Bd2 Bf6 26.Ng4 Bg7 27.Rb8 Rb8 28.Rb1 Rb1 29.Qb1 h5 30.Nf2 Bf6 31.Qb6 Bd8 (better is 31...Qb6 32.cb6 Bc8+=) 32.Qc7?? (better is 32.Ba5 Qb6 33.cb6+– (worse is 33.Bb6 Bg5+=)) 32...Bc7–/+ 33.Nc3 Ne7 34.Na4 Nc8 35.Nd1 Kf7 36.Kf2 Ke7 37.Ke2 g5 38.Be1 g4 39.Bh4 Kd7 40.hg4 Bg4 41.Ke1 Na7 42.Nac3 (42.Nb6 Ke8=) 42...Ke6 43.Nf2 Bf5 44.Nh3 Bh3 45.gh3 0–1. Fournier,Frederic – Robeson,Christian, Open Senlis FRA, 1995.

7.d5 Bg4 8.h3 Bh5 = (< 8...ef3 9.hg4 Na6 10.gf3+/–).

7.Ng5 Bg4 8.Be2 Be2 9.Qe2 c6 10.Nc3 d5 11.c5 0–0 12.0–0 Nbd7 13.f3 ef3 14.Qf3 h6 15.Nh3 Nh7 16.e4 Ng5? 17.Ng5+– Bg5 18.ed5 cd5 19.Nd5 Bf6 20.Nf6 Nf6 21.Rad1 Qd5 22.b5 Qa2+/– 23.Qc3 Nd5= 24.Qd2 Qb3 25.Rb1 Qe3?? 26.Qe3+/– Ne3 27.Rf3 Nd5 28.Re1 Rad8? 29.Ba3 Rfe8+= 30.Ref1 Rd7 31.c6+= bc6 32.bc6 Rc7 33.Bc5 Re6 34.Rf5 Ne3 35.d5 Nf5 36.de6 fe6–/+ 37.Re1 Rc6 38.Ba7 g5 39.Kf2 Kf7 40.Kf3 Kf6 41.Kg4 Kg6 42.Re5 h5 43.Kf3 Kf6 44.Ke4?? Rc4 (44...Rc4 45.Kd3 Ke5 46.Kc4 Ke4–+) 0–1. gtate (1925) – otter (2260), net–chess.com, 2004.

6.Be2 0–0

7.0–0 a5 8.b5 Nbd7 9.a4 c5 10.d3 Bg4 11.h3 Bf3 12.Bf3 (worse is 12.gf3 d5+=) 12...Ra7 13.Nc3 b6 14.Qc2 Re8 15.Rad1 Nf8 16.Bc6 N6d7 17.Nd5 Ng6 18.Bd7 Rd7 19.e4 Bf8 20.Qd2 Ne7 21.Nc3 f5 22.f3 f4 23.Ne2 g5 24.Qc3 Ng6 25.Kh1 Rg7 26.Qd2 h5 27.Rg1 g4 28.fg4 hg4 29.Qe1 Qh4 30.Qh4 Nh4 31.Rdf1 Ree7 (better is 31...Ng6=) 32.Nf4+/– ef4 33.Bg7 Bg7 34.Rf4 Ng2?? (better is 34...Ng6 35.Rg4 Ne5+/–) 35.Kg2+– Bd4 (35...gh3 36.Kh3 Rf7 37.Rf5+–) 36.Rgf1 (better is 36.Rg4 Rg7+–) 36...gh3 37.Kh3 Rh7 38.Rh4 Rh4 39.Kh4 Kg7 40.Kg5 Be3 41.Kf5 Kf7 42.Rh1 Bd4 43.Rh7 Bg7 (43...Kg8 44.Rb7 Kf8+–) 44.Rg7! (44.Rg7 Kg7 45.Ke6+–) 1–0. Van Esbroeck,Dirk – Fernandez,German, SF–2009–0–00041, 2009.

7.0–0 a6 8.a3 Nc6 9.d3 d5 (9...Re8 10.Ng5=) 10.cd5 (better is 10.Ne5!? Ne5 11.Be5 dc4 12.dc4+/–) 10...Qd5= 11.Nc3 Qd6 12.Qc2 a5 (12...Rad8!?=) 13.b5+= Na7 14.d4 ed4 15.Nd4 Bd7 16.Rfd1 Qe5 17.Nf3 Qf5 18.Bd3 Qh5 19.Be2 Bd6 (19...Qf5 20.e4 Qc5+/–) 20.h3 Bh3? (better is 20...Rfe8+=) 21.gh3+– Qh3 22.Ne4?? (better is 22.b6 Nc6 23.Nb5+–) 22...Qg4= 23.Ng3 Bg3 24.fg3?? Qg3–+ 25.Kf1 Ng4 26.Bd3 Ne3 27.Ke2 Nc2 28.Bc2 Rfe8 29.Kd2 Qf4 30.Kc3 Nb5 31.Kb3 Qf3 32.Ka2 Nc3 33.Bc3 Qc3 34.Rac1 Re2 35.Kb1 Kf8 36.Rd3 Qe5 37.Rb3 Rd8 38.Rb2 Rdd2 39.a4 Qb2! 40.Kb2 Rc2! 41.Rc2 Rc2 42.Kc2 c6 43.Kc3 b5 44.ab5 cb5 45.Kb3 h5 46.Kc3 h4 47.Kd4 h3 48.Ke3 h2 49.Kf2 h1Q 50.Ke3 Qe1 51.Kd4 Qe2 52.Kd5 Qe3 53.Kd6 Qe4 54.Kc7 Qd4 55.Kc6 Qc4 56.Kd6 Ke8 57.Ke5 Qd3 58.Kf4 Ke7 59.Ke5. Fournier,Frederic – jose1074, Active (5/0), 2005.

7.0–0 a6 8.Nc3 Bf5 9.d3 Re8 =.

7.0–0 Na6 8.a3 c6 9.d4 e4 10.Nfd2 Qc7 11.Nc3 d5 12.cd5 cd5 13.Ba6 ba6= 14.Rc1 Qd6 15.f4 Bg4 16.Qb3 Rab8 17.h3 Be6 18.Qa2 Nh5 19.Ne2 Bh4 20.Kh2 a5=+ 21.Bc3 Qa6–/+ 22.Nb1 ab4–+ 23.Be1 Be1 24.Rfe1 Nf6 25.Qb3 Qd6 26.ab4 Rb4 27.Qa3 Qb6 28.Nbc3–/+ Bd7 29.Ra1 Ra8 30.Reb1 Rb1 31.Rb1 Qc7 32.Rc1 Bc6 33.Qc5=+ Rc8 34.Nb5= Bb5? 35.Qc7+– Rc7 36.Rc7 a6 37.Nc3 (37.Nc3 Kf8 38.g4+–; 37.Rc8 Be8+–) 1–0. Gerold – Szabo, corr SOK, 1987.

7.0–0 Nc6 8.a3 a5 9.b5 Nb8 10.Nc3 Ng4 11.d4 f5 12.h3+/– e4 13.hg4 ef3 14.Bf3 fg4 15.Bb7 Nd7? 16.d5 Bf5 17.Ba8 Qa8 18.e4 Bg6 19.Qg4 Ne5 20.Qe6 Rf7 21.Ra2 Qf8 22.Bc1 Kh8 23.f4 Rf6 24.Qh3 Nc4 25.g4 Be8 26.g5 Rf7 27.g6 h6 28.gf7 Bf7 29.Qd3 Nb6 30.Be3 Bh5 31.Rh2 Bg6 32.Rff2 Bh7 33.Bd4 Bf6 34.Bf6 Qf6 35.Rh3 Kg8 36.Rg3 Nd7 37.Qf3 Qd4 38.Qh5 Kh8 39.Qe8 Bg8 40.Qd7 Qf6 41.Rfg2 g5 42.Rg5! Qd4 43.Kh1 Bh7 44.Qd8 (44.Qd8 Bg8 45.Qg8) 1–0. mrkt – mahouvi, kurnik, 2007.

7.0–0 Nc6 8.a3 a6 9.d4 e4 10.Nfd2 Bf5 11.Qc2 Bg6 12.Nc3+/– Qd7 13.Nde4 Ne4 14.Ne4 Qf5 15.Bd3+– Bh4 16.Nc5 Qc8 17.Bg6 fg6 18.Nd3 Qf5 19.d5 Ne5 20.Be5 de5 21.e4 Qe4 22.Rae1 Qd4 23.Nc5 Bg5 24.Ne6 Qg4 25.Re5 Bf6 26.h3 Qh4 27.Re4 Qh5 28.Nf8 Rf8 29.Qe2 Qf5 30.Re8 h6 31.Rf8 Kf8 32.Re1 Kg8 33.Qe6 Kh7 34.Qf5 gf5 35.c5 Bb2 36.d6 cd6 37.cd6 Bf6 38.d7 Kg6 39.Re6 Kf7 40.Rf6! Ke7 41.Rf7! Kf7 42.d8Q (42.d8Q Kg6 43.Qb6 Kh7 44.Qb7+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

7.0–0 Nc6 8.a3 e4 9.Nd4 (9.Ng5!?=) 9...Nd4+= 10.Bd4 d5 11.cd5 Bd5 12.Nc3 c6 13.Nd5 cd5 14.d3 b6 15.de4 Ne4 16.Bf3 Rc8 17.Qd3 f5 18.Rfc1 Bf6 (18...Bd6 19.g3+/–) 19.Bf6 Qf6 20.Be4 (better is 20.Qd5!? Qf7 21.Qf7 Kf7 22.g4+/–) 20...de4= 21.Qd2 Rc1 22.Rc1 Rd8 23.Qc2 Qd6 24.g3 g6 25.Qc7 Rd7 26.Qd6 Rd6 27.Rc7 (27.Rc8 Kg7 28.Rc7 Kf6 29.Ra7 h6+/–) 27...a5 28.ba5 ba5 29.Ra7 Rd5 30.a4 h6 31.h4 h5 32.Kf1 Rc5 33.Ke2 Rc2 34.Kf1 Rc5 35.Rb7 (better is 35.Ke1=) 35...Rc4–+ 36.Rb6 Kg7 (36...Ra4?! 37.Rg6 Kf7 38.Rg5=) 37.Rb7 Kh6 38.Ke2 Ra4 39.Ra7 Ra2 40.Ke1 a4 41.Kf1 a3 42.Kg2 Ra1 43.Ra6? (43.Kh3–/+) 43...a2?? (better is 43...Kg7–+) 44.Ra7+= g5 45.Ra6 Kg7 46.hg5 Kg8 47.g6 Kg7 48.Kh2 Kh6 49.Kg2 Kg7 50.Kh2 Kh6 51.Kg2 Kg7 ½–½. Fournier,Frederic – aestriplex, Active (3/4), 2004.

7.0–0 Nc6 8.a3 Bg4 9.Nc3 Bf3 10.Bf3+/– a6 11.d4 ed4 12.ed4 Nd7 13.Qd3 Bf6 14.Nd5+– Re8 15.Rae1 Ne7 16.Ne7 Re7 17.Bb7 Rb8 18.Ba6 Qf8 19.Bb5 Nb6 20.Bc6 Rd8 21.Bc1 d5 22.c5 Nc4 23.Bf4 Re1 24.Re1 Rc8 25.Bd5 c6 26.Bc4 (26.Bc4 Re8 27.Re8 Qe8 28.Be5+–) 1–0. marekt – ssew, internet, 2007.

7.0–0 d5 8.cd5 Nd5 9.a3 f6 10.Nc3 Nc3 11.Bc3+= Bd5 12.d3 c5 13.b5 a6= 14.a4 ab5 15.ab5 Ra1 16.Qa1 Nd7 17.Nd2 Qc7 18.Bf3 Bf3= 19.Nf3 Kh8 20.Qb2 b6 21.Ra1 Rd8 22.d4 Bd6 23.de5 Ne5 24.Ne5 Be5 25.Be5 Qe5 26.Qe5= fe5 27.Kf1 h5 28.Ke2 Kh7 29.Rd1 Rd1=+ 30.Kd1 e4 31.f4 ef3 32.gf3 g5 33.h3 Kg6 34.Kd2 Kf6 35.Kd3 Ke6 36.Kc4 Kd6 37.Kc3 Kd5 ½–½. Mantu,Eugen (2440) – Dvorak,Erhard (1850), remoteschach.de, 2006.

7.0–0 Nfd7 8.Nc3 f5 9.e4 fe4 10.Ne4 d5 11.cd5 Bd5 12.Nc3 Bf3 13.Bf3+= Nc6 14.b5 Nd4 15.Bb7 Rb8 16.Bd5 Kh8 17.a4 Nf6 18.Bc4+/– Bc5 19.Re1 Qd6 20.Rc1 Rbd8 21.d3 Ne6 22.h3?? Nf4?? 23.Ba1 Qd4?? 24.Ne4+– Ne4 25.Bd4 1–0. Bonetti,Shane – act4, ICC, 2002.

7.0–0 e4 8.Nd4 Bd7 9.b5 c5 10.Nb3 Qc8 (10...a6 11.a4+=) 11.Nc3+= a6 12.a4 ab5 13.ab5 Ra1 14.Qa1 Bg4 (14...Be6 15.Qb1 Bf5 16.h3+=) 15.Bg4 Ng4 (15...Qg4!? 16.Qa7 Qc8+/–) 16.Nd5+– Qe6? (16...Re8 17.Bg7 Nd7+–) 17.Bg7 Re8 (17...Rc8 18.h3 f6 19.Qa7+–) 18.Nc7 Qd7 (18...Qc8 19.Ne8 Nd7 20.Qb1 Qe8 21.Qe4+–) 19.Ne8 Qe8 20.h3 Ne5 (20...f6 21.hg4 Kg7 22.Qa8+–) 21.Be5 de5 22.Qe5 Nd7 (22...b6 23.Ra1 Nd7 24.Qe4+–) 23.Qe4 Qf8 (23...b6+–) 24.Qg4 Kh8 25.Qd7 f5 26.Qb7 f4 27.Ra1 Kg7 28.Nc5 fe3 29.Ne6 1–0. pierred – anony, internet, 2014.

7.0–0 e4 8.Ng5 h6 9.Ne6 fe6 10.Nc3 d5 11.Bg4 Ng4 12.Qg4+/– Nd7 13.Qe6+– Kh8 14.cd5 Bf6 15.Qe4 Re8 16.Qd3 Ne5 17.Qe2 c6 18.f4 Ng6 19.Qd3 Ne7 20.d6 Nd5 21.Nd5 Bb2 22.Nc7 Ba1 23.Ra1 Rf8 24.Na8 Qa8 25.Rc1 Qd8 26.Rc4 Qf6 27.d7 Rd8 28.Rd4 Qe6 29.a3 b6 30.Rd6 Qe7 31.Rc6 Rd7 32.Rc8 Rd8 33.Rd8 Qd8 34.Qd8 Kh7 35.Qc7 a5 36.b5 h5 37.Qb6 h4 38.Qa5 h3 39.b6 Kh6 40.b7 g6 41.b8Q Kh7 42.Qf8 g5 43.Qaf5# 1–0. pierre – butrau, internet, 2008.

7.0–0 Ne4 8.d4 Nd7 9.de5 de5= 10.Qc2 f5 11.c5 Bf6 12.c6 bc6 13.Qc6 Qe7 14.Rc1 Rfe8 15.Bc4 Bc4 16.Qc4 Kh8 17.Nbd2 Nd2 18.Nd2 e4 19.Bf6+= Nf6 20.Nb3 Rab8 21.a3 Rec8 22.Qa6 f4 23.ef4 Nd5 24.g3 Rf8 25.Qa7 Rb6 26.Rc5 Qf7 27.Nd4+– Qd7 28.Rac1 e3 29.Rc7 Qh3 30.R7c2 e2 31.Qf7! (31.Qf7 Rbb8 32.Qd5+–; 31.Ne2?! Rh6+–; 31.Re2?! Nf4 32.f3 Ne2 33.Ne2 Qe6+=) 1–0. Johansson,Roland – Jegerborn,Kurt, corr SSKK Sweden, 1988.

7.0–0 h6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0–0 6.Be2 h6 7.0–0 Be6).

7.a3 Nbd7 8.h3 c5 9.Nc3 cb4 10.ab4 d5 11.cd5 Nd5 12.Nd5 Bd5 13.Ne5 Ne5 (worse is 13...Bg2 14.Rg1 Ne5 15.Be5+=) 14.Be5 Bb4 (worse is 14...Bg2 15.Rg1 f6 16.Bc4 Bd5 17.Qg4+=) 15.0–0 a5 16.d4 Bd6 17.Bd6 Qd6 18.Bf3 Bf3 19.Qf3 b5 20.Rfb1 b4 21.Qf5 (better is 21.Ra4=) 21...Rfb8 (better is 21...a4+=) 22.Ra5+/– Ra5 23.Qa5 b3 24.d5 h5 25.e4 b2 26.Qc3 Qb6 27.e5 Kf8 28.d6 Ke8 29.Qg3 Qc5? (better is 29...Kf8 30.Qf3 Qc5+–) 30.Qf4 (better is 30.Qg5 Kf8 31.Rb2+–) 30...Qc2–+ 31.Rb2 Qb2 32.Qa4 Qb5 33.Qf4 Qd5 34.Qg5 Qe6 35.Qg7 Rb5 36.Qh8 Kd7 37.Qh5 Re5 38.Qh4 Re1 39.Kh2 Qd6 40.g3 Qd5 41.Qa4 Kc8 42.Qa6 Kd8 43.Qb6 Ke8 44.g4 Rh1 45.Kg3 Qd3 46.f3 Qd5 47.Qe3 Qe6 48.Qg5?? Qe1 49.Kf4 Qc1 (49...Qc1 50.Kf5 Qc3–+) 0–1. Rush,Bradley – Schoenbuchner,Gert, ZL–2012–0–01071, 2012.

7.a3 Nbd7 8.h3 c5 9.Nc3 cb4 10.ab4 d5 11.cd5 Nd5 12.Nd5 Bd5 13.Ne5 Ne5 (worse is 13...Bg2 14.Rg1 Ne5 15.Be5+=) 14.Be5 Bb4 (worse is 14...Bg2 15.Rg1 f6 16.Bc4 Bd5 17.Qg4+=) 15.0–0 a5 16.d4 Bd6 17.Bd6 Qd6 18.Bf3 Bf3 19.Qf3 b5 20.Rfb1 Rfb8 (better is 20...Qd7!?=) 21.Rb5!+/– Rb5? (better is 21...a4+/–) 22.Qa8+– Qb8 23.Qb8 Rb8 24.Ra5 g6 25.d5 Kf8 26.e4 Ke7 27.e5 Rd8 28.Ra7 Ke8 29.d6 Rb8 30.f4 Rd8 31.Kf2 h6 32.Kf3 f6 (32...Rb8+–) 33.g4 (better is 33.Rh7!? Rd7 34.Rh6 Kf8 35.Rg6 fe5 36.fe5 Rd8+–) 33...fe5 34.fe5 g5 (34...Kf8 35.Ke4+–) 35.Ke4 Rb8 36.Rh7 (36.Rh7 Rb6 37.Rh6+–) 1–0. Rush,Bradley – Schoenbuchner,Gert, SF–2011–0–00130, 2012.

7.d3 a5 8.b5 c6 9.a4 Nbd7 10.0–0 Qc7 11.Nc3 h6 12.Qc2 Rfc8 13.Rfc1 d5 14.Qd1 dc4 15.dc4 Rd8 16.Qc2 Nc5 17.Rd1 e4 18.Nd4 Bg4 19.h3 Be2 20.Nce2 Nd3 21.Nf5 Nb2 22.Ne7 Qe7 23.Qb2 Qb4 24.Rd8 Rd8 25.Qb4 ab4 26.a5 Ra8 27.Nc1 c5 (27...cb5!? 28.cb5 Nd5=) 28.Nb3+= Nd7 (28...Rc8 29.a6 ba6 30.Ra6+/–) 29.f4 (better is 29.Rd1!? Ne5 30.Nc5 Nc4 A) worse is 31.Ne4 b3+= (worse is 31...Na5 32.Rb1+/–); B) 31.Rd4 Na5 32.Rb4+/– (worse is 32.Ne4 b3+=; worse is 32.Re4 Rc8–/+)) 29...ef3+= 30.gf3 b6 (30...Kf8 31.Kf2+=) 31.a6+/– Ne5 32.Nd2 Rd8 33.a7 Ra8 34.f4 Ng6 35.Nb3 Ne7 36.Nc5! Nc8 37.Nd7 Ra7 38.Ra7+– Na7 39.Nb6 Kf8 40.Na4 Ke7 41.Kf2 Kd6 42.Ke2 f5 43.h4 Nc8 44.Kd3 g6 45.Kd4 Na7 46.Nc5 Nc8 47.Nb3 Na7 48.c5 Kd7 49.Kc4 Ke6 50.Nd4 Kd7 51.Kb4 Nc8 52.Ka5 (52.Ka5 Ne7 53.Ka6+–) 1–0. Shestoperova,Aleksandra S (2110) – Shaikhutdinova,Asija, RUS–ch Seniors (Women), 2008.

7.d3 Nbd7 8.0–0 c5 9.a3 a6 10.bc5 Nc5 11.a4 Bd7 12.Nc3 Rb8 13.d4 ed4 14.ed4 Nce4 15.Ne4 Ne4 16.Bd3 Nf6 17.a5 b5 18.Re1?? bc4–+ 19.Bc4 Rb2 20.Ba6 Re8 21.Bd3 Bb5 22.a6 Bd3 23.Qd3 Qa8 24.a7 Rb7 25.Qa6 Nd5 26.Qc6 Nc7 27.Qe4? Ne6 28.d5 Nc5 29.Qf5 g6 30.Qc2 Ra7 31.Ra7 Qa7 32.Nd4 Qd7 33.Qe2 Kf8 34.Qe3 Bf6 35.Qh6 Bg7 36.Re8 Qe8 (36...Qe8 37.Ne6 fe6 38.Qf4 Kg8 39.Qd6 Qa4 40.Qd8 Bf8–+) 0–1. Mangold,Tanja – Lellinger,Annegret, RLPF–ch U20 Girls, 1994.

7.0–0 c6

8.a3 Nbd7 9.d3 Qc7 10.Nbd2 Rad8 11.e4 Rfe8 12.Ng5 Bf8 13.Ne6 fe6 14.Bg4 d5 15.ed5 ed5 16.Bd7 Rd7 17.Qc2 Qb8 18.Rfe1 Bd6 19.g3 Rde7 20.Nf3 e5 seems the pivot of the position 20...Ng4 21.Kg2 (better is 21.h3 Nf6 22.Re2=) 21...e4?? (better is 21...Rf8–/+) 22.de4+= de4 23.Ng5 h6 24.Ne4 Be5 25.f3 Bb2 26.Qb2 Ne5 27.Qc3 Qc8? (27...b5 28.c5 Nc4 29.a4+/–) 28.c5?? (28.Nd6 Qb8 29.Ne8 Re8+–) 28...Rd8? (better is 28...Nf7+/–) 29.Nd6+– Qf5 (29...Qe6 30.Nc4!! Qc4 31.Qc4 Nc4 32.Re7 Rb8+–) 30.Nf5 (30.Nf5 Red7 31.Qe5+–) 1–0. Fournier,Frederic – flam50, Active (5/0), 2005.

8.a3 Nfd7 9.d4 ed4 10.Nd4+= Nf6 11.Nd2 d5 12.Qc2 Bd7 13.Rfd1 dc4 14.Nc4 Nd5 15.e4 Nf4 16.Nf5 Ne2 17.Qe2 f6 18.e5 fe5 19.Ng7! Kg7 20.Ne5 Qc7? 21.Rd7 Nd7 22.Qg4 Kh6 23.Bc1 Bg5 24.Qg5 (24.Nd7?! Bc1 25.Nf8 Rf8 26.Rc1 Qf4 27.Qf4 Rf4+/–) 1–0. pcmvr (2225) – macedon (1920), net–chess.com, 2006.

8.a4 Qc7 9.Nc3 Nbd7 10.e4 a5 11.ba5 Nc5 12.d3 Ra5 13.Qc2 Rfa8 14.Nd2 b6 15.h3 Bd7 16.Nf3 Ne6 17.Bc1 Nd4 18.Nd4 ed4 19.Nd1 c5 20.Nb2= Ne8 21.Bd2 f5? 22.Ba5+/– Ra5 23.Bf3 Nf6 24.Rfe1 fe4 25.Be4 Be6? 26.Bh7! Nh7 27.Re6 Bf6 28.Qe2 Ra8 29.Qf3 Rf8 30.Qh5 Ng5 31.Re8 Qf7 32.Rf8 Qf8 33.Re1 Be7 34.Qg4 Qf7 35.Qd7 Bf8 36.Qd8 Qg6 37.Re8 Ne6 38.Qc8 Kf7 39.Qd7 (39.Qd7 Kg8 40.Re6+–) 1–0. algernon (2110) – somporn (2210), net–chess.com, 2005.

8.a4 Ne4 9.Nc3 f5 10.d3 Ng5 11.Ng5 Bg5 12.d4 Nd7 13.d5+= cd5 14.Nd5 Bd5? 15.Qd5+– Rf7 16.c5 Nc5? 17.Bc4 b5 18.Qf7 Kh8 19.ab5 Nd3 20.Bd3 a5 21.ba6 e4 22.Qg7# (22.Bg7#) 1–0. pierred (2750) – jbumgar (1675), net–chess.com, 2009.

8.d3 Nbd7 9.a3 a6 10.Nbd2 b5 11.cb5 cb5 12.Rc1 Nb6 13.Nb3 Bb3 (13...Na4 14.Ba1=) 14.Qb3+= Rc8 15.Rc8 Qc8 16.Rc1 Qd7 17.d4 e4 18.Nd2 d5 19.f3 Nc4 20.Rc2 Nd2 21.Rd2 ef3 22.Bf3 Ne4 23.Be4 de4 24.Rc2 Qf5 25.Qc3 Bg5 26.Rf2 Qg6 27.Bc1 Qe6 28.Qc5 Rc8 29.Qg5 Rc1 (29...f6!? 30.Qh5 Rc1 31.Rf1 Rc3–/+) 30.Rf1= Rf1 31.Kf1 f6 32.Qc5 Kf7 33.Qc7 Kg6 34.Qg3 Kh6 35.Qh4 Kg6 36.Qg3 Kf7 37.Qc7 Qe7 (better is 37...Kg6!?=) 38.Qe7+/– Ke7 39.Kf2 Kd6 (39...h5 40.h3+=) 40.g3 (40.Kg3!? f5 41.Kf4+–) 40...Kd5 41.h3 (better is 41.g4!?+/–) 41...f5= 42.Ke2 Kc4 43.Kd2 g6 44.Kc2 h6 45.g4 0–1. Fournier,Frederic – aperitivo, Active, 2006.

7.0–0 Nbd7

8.a4 a5 9.b5 b6 10.d4+= ed4 11.Nd4 Nb8 12.Ne6 fe6 13.Nc3 Nbd7 14.Bf3 Rb8 15.Qc2 Nc5 16.Ba3 Nfd7= 17.Ne4 Bf6 18.Nf6 Qf6 19.Bb2 Qf5 20.Qf5 Rf5 21.Bg4 Rg5 22.h3 e5 23.Bd7 Nd7= 24.f4 ef4 25.ef4 Rf5 26.g4 Rf7 27.Bd4 Rbf8 28.f5+= Nf6 29.Bf6 Rf6+= ½–½. hal1958 – vhpower, playchess.de, 2002.

8.Qc2 h6 9.d3 (9.d4 e4 10.Nfd2 c6=) 9...c6 10.Nbd2 Rc8 (10...a5 11.a3=) 11.d4 Qc7 12.Rac1 (12.h3 Rb8=) 12...Nh7 (12...a5 13.a3=) 13.Qc3 Rcd8 14.Rcd1 Bf6 (14...Nhf6 15.e4=) 15.Ne4+= Be7 16.de5 de5 17.a3 (17.Ne5 Qe5 18.Qe5 Ne5 19.Be5 Bb4+=) 17...Nhf6 18.Ng3 c5 19.bc5 (19.b5 Bd6+=) 19...Qc5 (19...Nc5 20.Ne5 Na4 21.Qc2 Nb2 22.Qb2=) 20.Ne5+= Ne5 21.Qe5 Qe5 22.Be5 Ba3 (22...Rc8!?+=) 23.Ra1+/– Bc5 24.Bf6 gf6 25.Ne4 Rc8 26.Nf6 (26.Rfb1 Rc7+/–) 26...Kg7+= 27.Ne4 Bb6 (27...Rfd8 28.Nc5 Rc5 29.Ra7+=) 28.Rfc1 f5 29.Nd6 Rc7 30.Nb5 Rc5 31.Nd4 (31.Na7 f4 32.Rcb1 Bc7+/–) 31...Bc8 (31...Bf7 32.Nb3 Rc7 33.c5 Bb3 34.cb6 Rc1 35.Rc1 ab6 36.Rb1+/–) 32.Bf3 (better is 32.Nb3!? Re5 33.c5+–) 32...f4+= 33.e4 Re5 34.Ne2 (34.Nb3 a6+/–) 34...a6 (34...Be6 35.Rc2+=) 35.Rab1+/– Bc5 36.Nc3 Bd4 37.Nd5 Re6 38.Rd1 Be5 (38...Bc5 39.Rd2+/–) 39.Rb6 (better is 39.Bg4!? Rc6 40.Bc8 Rcc8 41.Rb7 Rf7 42.Rb4+–) 39...Rb6+= 40.Nb6 Be6 41.Nd7 Bd7 42.Rd7 Rf7 43.Rd5 Kf6 44.Bg4 Rc7 45.Be2 b6 46.g3 f3 47.Bf1 Ke6 48.Rd1 a5 49.Rb1 Bd4 50.Rb3 Bc5 51.Rf3 a4 52.Rd3 a3 53.Rd2 Rb7 54.Ra2 Rf7+= 55.Bh3 Ke5 56.Bf5 Kd4 57.Kg2? Kc3–+ 58.f4 Kb3 59.Rd2 a2 60.Rd1 Bd4 61.c5?? Rf5! 62.ef5 bc5 63.g4 a1Q 64.Ra1 Ba1 65.g5 hg5 66.fg5 c4 67.f6 Bd4 68.f7 Bg7 69.h4 c3 70.h5 c2 71.h6 c1Q (71...c1Q 72.hg7 Qg5 73.Kf3 Qg7–+) 0–1. Krueger,Bernhard – Wehr,Alexander, Baunatal op, 1997.

8.d3 Ng4 9.h3 Nh6 10.Nbd2 f5 11.a4 a5 12.b5 Nc5 13.Nb3 Nb3 14.Qb3 f4 15.ef4 Rf4 16.Bc1 Rf7 17.Be3 (17.Bh6 gh6 18.d4 Rg7+=) 17...Qf8 (17...Nf5 18.Rab1=) 18.Rae1 Nf5 19.Bd2 Nd4 (better is 19...Bf6!?=) 20.Nd4+/– ed4 21.Bf3 Bh3? (21...Rf3!? 22.Re6 Rf5+=) 22.Bd5 (better is 22.Bb7 Bd7 23.Ba8 Qa8 24.c5+–) 22...Bg2? (better is 22...Bc8+/–) 23.Kg2+– (worse is 23.Bg2 Qc8+–; 23.Bf7?! Qf7 24.Kg2 Qg6 25.Kh2 Qh5 26.Kg3 Qg6 27.Kf3 Qh5 28.Kg3 Qg6 29.Kh3 Qh5 30.Kg2 Qg6 31.Kh1 Qh5 32.Kg1 Qg6 33.Kh2 Qh5 34.Kg1 Qg6 35.Kh2=) 23...Kh8 24.Bf7 Qf7 25.f3?? (25.Re4 Qg6 26.Kf3 d5 27.cd5 Qh5 28.Kg3 Qg6 29.Rg4 Bd6 30.f4 Qf5+–) 25...Rf8?? (better is 25...Qg6 26.Kf2 Bh4 27.Ke2 Qg2 28.Kd1 Be1 29.Re1 Qf3 30.Kc1 Qh5+/–) 26.Qd1 Bh4?? 27.Re4+– Qg6 28.Rg4 Qh5 29.Be1 g5 30.Bh4 gh4 31.Qe1 h3 32.Kh2 Qf5 33.Kh3 Qd3 34.Qe7 Rf3 35.Rf3 Qf3 36.Kh4 Qh1 37.Kg5 Qc1 38.Kf6 Qf1 39.Kg5 Qc1 40.Kf5 Qc2 41.Re4 Qf2 42.Ke6 d3 43.Qf6 Qf6 44.Kf6 (44.Kf6 h5 45.Kg6 d2 46.Re8) 1–0. Fournier,Frederic (1960) – Osvaldo2001 (1955), Active (5/0), 2004.

8.d4 ed4 9.Nd4 Nb6 10.Nd2 Qd7 11.Qc2 Qa4 12.Qc3+= a5 13.b5 Qb4 14.Qc2 Na4 15.N4b3 Nb2=+ 16.Qb2 d5 17.a3 Qd6 18.c5 Qd8 19.a4 b6 20.Rac1+= Nd7 21.c6 Nc5= 22.Nc5 Bc5 23.Rfd1 Qe7 24.Qe5 Bd6 25.Qh5 Ba3 26.Rb1 Rad8 27.Nf3 Rd6 28.Bd3 g6 29.Qe5 f6 30.Qg3+= Qg7 31.Bc2 f5 32.Ng5+/– Re8 33.Bb3 (33.Bb3 Qf6 34.Ne6 Qe6 35.Rd3+/–; 33.Ne6 Ree6 34.e4 Bb2+–) 1–0. Schilling,Dietmar – Deinert,Wolfgang, Dortmund op–A, 2003.

8.d4 ed4 9.Nd4 c5 10.bc5 Nc5 11.Qc2 Rc8 12.Rd1 a6 13.Nc3 d5 14.Ne6 fe6 15.cd5 ed5 16.Nd5! Nd5 17.Bc4 Kh8 18.Bd5 Qc7 19.Bd4 Rfd8 20.Qf5 Bd6 21.Rac1 Bh2? 22.Kh1 Bd6 23.Rc5! Bc5 24.Be4 (24.Be4 Qh2 25.Kh2 Bd6 26.Kh1 Kg8 27.Qh7 Kf7 28.Qg7 Ke6 29.Qf6 Kd7 30.Qf7 Be7 31.Be5#) 1–0. pierre (2120) – reddragonx (1740), internet, 2007.

8.d4 e4

9.Nfd2 c6 10.Nc3 d5 11.c5 Ne8 12.a4 f5 13.b5 Bg5 14.g3 Bh6 15.a5 a6 16.bc6 bc6 17.Na4 Qf6 18.Nb6+= Ra7 19.Rb1 f4 20.Qb3 Bh3 21.Ne4 Qe6–/+ 22.Nd7 Rd7–+ 23.Rfe1? fe3 24.f3 de4 25.Bc4 Rd5 26.Bd5 cd5 27.Qb6?? ef3 (27...ef3 28.Qe6 Be6–+; 27...Qb6 28.ab6 ef3 29.Kh1–+) 0–1. Jacobi,Robin (1620) – Korman,Maxim (1995), Willingen GER Ch U14 (b), 2005.

9.Nfd2 d5 10.a3 c6 11.Nc3 Ne8 12.cd5 cd5 13.Rc1 Nb6 14.Ba1 Rc8 15.Nb3 Nc4 16.Bc4 Rc4 17.Nc5 b6 18.Ne6 fe6 19.Qe2 Qd7 20.Nb1 Nd6 21.Nd2 Rc7 22.Nb3 Nc4 23.Qg4 Rfc8–+ 24.Rc3 Na3 25.Nc5 bc5 26.dc5 Nb5 27.Ra3 Bf8 28.Ra5 Rb7 29.Be5 Rc6 30.Rfa1 g6 31.h4 Bg7 32.Bg7 Kg7 33.Qe2 Nc7 34.Qb2 Kg8 35.Ra7 Ra7 36.Ra7 Ra6 37.Rb7? Qc8–+ 38.Rb6 Rb6 39.cb6 Na8 40.Qe5 Kf7 41.g4? Qb7 42.g5 Qb6 43.Qf6 Kg8 44.Qe7 Qc6 45.Qd8 Kg7 46.Qf6 Kg8 47.Qd8 Kf7 48.Qf6 ½–½. Eckhoff,Karlheinz (1765) – Mayer,Martin (2075), Feffernitz Raika op, 2004.

9.Nfd2 d5 10.b5 a6 11.a4 Bb4 12.c5 Ne8 13.f3 f5 14.g3 ef3 15.Nf3 ab5 16.ab5 Ra1 17.Ba1 Qa8 18.Ng5+= Rf6. Rosner,Dirk – Bachmann, corr DDR–ch I723, 1988.

9.Nfd2 d5 10.b5 dc4 11.Bc4 Bc4=+ 12.Nc4 a6 13.Qb3 ab5 14.Qb5 Qc8 15.Nc3 c6 16.Qf5 Nb6 17.Qc8 Nc8 18.a4 Bb4 19.a5 Rd8 20.Rfb1 Nd6 21.Nd6 Rd6 22.Ba3 Bc3 23.Bd6 Ba1 24.Ra1 Nd5 25.h4 h5 26.Rb1 Ra5 27.Rb7 ½–½. mrkt – Sammy8, internet, 2005.

9.Nfd2 d5 10.c5 c6 11.a4 a6 12.Nc3 b5 13.ab5 ab5= 14.Nb3 h6 15.Na5 Qc7 16.h3 Nh7 17.f4 f5 18.g3 g5 19.Kh2= gf4 20.gf4 Kh8 21.Rg1 Rg8 22.Qd2 Rg1 23.Rg1 Rg8 24.Qe1 Nb8 25.Rg8 Bg8 26.Qg3 Bf7 27.Nd1 Qd8 28.Bc3 Bh4 29.Qg1 Qg8 30.Qg8 Kg8 31.Kg2 Nf6= 32.Nf2 Be8 33.Nh1 ½–½. hal1958 – spoke, playchess.de, 2003.

6.Be2 c6

7.0–0 0–0 8.Qc2 Nbd7 9.Ng5 h6 (9...Qb6 10.Bc3=) 10.Ne6+= fe6 11.a3 d5 12.d3 (12.Nc3 Nb6 13.d3 d4 14.ed4 ed4+=) 12...Kh8 (12...a5!?=) 13.Nd2+= Nh7 (13...Bd6 14.Bc3+=) 14.Nf3 Bf6 15.Rad1 (15.d4 ed4 16.Nd4 Ng5+/–) 15...Rf7 (15...Ng5 16.Ng5 Bg5 17.Bc3+/–) 16.Bc3 Qc7 17.Rc1 (17.h4 Kg8+/–) 17...Rd8 18.Qa2 (18.Nd2 e4 19.d4 Be7+/–) 18...Ndf8 19.Qb2 Nd7 20.Nd2 Ndf8 (better is 20...Re7+/–) 21.c5?? (better is 21.Qc2+/–) 21...d4–+ 22.Ne4 (22.Nc4 dc3 23.Qc3 Re7–+) 22...dc3 23.Qc3 Qe7 (better is 23...Be7!?–+) 24.Nd6 Rd6 25.cd6 Qd6 26.e4 (26.Qc5 Qc5 27.Rc5 Kg8–/+) 26...Qd4 (26...Nd7 27.b5 cb5 28.Qc8 Ndf8 29.Qc5 Qc5 30.Rc5–+) 27.Qc5 (27.Qd4 ed4 28.f4 g6–/+) 27...Qc5–+ 28.Rc5 g6 29.Rfc1 (29.b5 Nd7 30.Rc2 c5–+) 29...Nd7 30.R5c4 Nb6 (30...Kg7 31.Bg4 Nhf8 32.b5 cb5 33.Rc7–+) 31.Rc5 Nf8 32.R5c2 Bg5 33.Rb1 Nfd7 34.g3 Be7 35.Rd1 h5 36.Kg2 Kg7 37.f3 a6 38.Ra2 Na4 39.Rc1 Bg5 40.Rcc2 Be3 41.Ra1 Bd4 42.Rac1 Nf6 43.h3 Rc7 44.h4 Nd7 45.Bd1 Ndb6 46.Be2 Nc8 47.Bd1 Be3 48.Rb1 Nd6 49.Kf1 Bd4 50.Rbc1 Nb5 51.Ra2 Nac3 52.Rac2 Nd1 53.Rd1 Na3 54.Ra2 Nb5 55.Rc1 Rf7 56.Kg2 Rd7 57.Rc4 Be3 58.Kf1 Rd3 59.Ke2 Ra3 60.Ra3+= Na3 61.Rc3 Nb5 62.Re3+= Nd4 63.Kd2 Kf6 64.Kc3 b6 65.f4 Nb5 66.Kc4 Nd6= 67.Kb3 Nb5 68.Rd3+= Nd4 69.Kb2 Nb5 70.Rd8+= a5 71.ba5 ba5 72.Ra8 ef4= 73.gf4 Nd4 74.Ra5 Ne2 75.Rc5 Nf4= 76.Rc6 Ke5+= ½–½. Pfueller,Volker (1605) – Gnass,Erhard, 7th Berlin–ch Seniors, 2011.

7.0–0 Na6 8.b5 Nc7 9.a4 0–0 10.Nc3 Qd7 11.d4 e4 12.Nd2 d5 13.f3 c5? 14.fe4+– de4 15.Nce4 Ne4 16.Ne4 cd4 17.Qd4 Qd4 18.ed4 f5 19.Nc5 Bc5 20.dc5 b6 21.Bd4 Rfd8 22.Rad1 bc5 23.Bc5 Rd7 (23...Rdc8 24.Be3 Rf8+–) 24.Rd7 Bd7 25.Bf3 Ne6 26.Ba8 Nc5 27.Bd5 Kf8 28.a5 Ke7 29.Rf3 g6 (29...Kd6 30.Bg8 Ke5 31.Rg3+–) 30.Rh3 h5 31.Rg3 Kf6 (31...Be8 32.Re3 Kd8 33.b6 ab6 34.ab6+–) 32.b6 ab6 33.ab6 Bc8 34.Ra3 Nb7 (34...Ke5+–) 35.Bb7 (better is 35.Ra8 Ke7 36.Rc8 Nd8+–) 35...Bb7 36.Ra7 Be4 37.b7 Bb7 38.Rb7 Ke6 1–0. Djurisic,D (1960) – Sahovic,Rastko, XXIII Belgrade Trophy, 2010.

7.0–0 Nbd7 8.Ng5 Bf5 9.f4 h6 10.Nf7!+/– Kf7 11.fe5 Bb1 12.ef6+– Bf6 13.Qb1 g6 14.Bd3 Ne5 15.Be5 de5 16.Bg6 Kg7 17.Bh5 Rh7 18.Qg6 Kh8 19.Rf6 Qd2 20.Raf1 Qe3 21.Kh1 Rg8 22.Qg8! Kg8 23.Rf8 Kg7 24.R1f7# 1–0. pcmvr (2740) – daphatmon (2260), net–chess.com, 2007.

6.Be2 Nc6

7.a4 Nb4–/+ 8.d3 e4 9.de4 Ne4 10.0–0 Nc6 (10...Bf6 11.Nd4–/+) 11.Nd4 Nd4 12.Bd4 Bf6 13.Bf3 Bd4 (13...Nc5!? 14.Na3 Rb8+=) 14.Qd4= Nf6 (14...Nc5 15.Qg7 Kd7=) 15.Nd2 (15.Bb7 c5 16.Qd3 Rb8 17.Bc6 Kf8+=) 15...0–0 (15...c6!?+=) 16.Rfb1= b6 17.Ba8 Qa8 18.a5 Ng4? (better is 18...Qc6+=) 19.ab6+– cb6 20.Rb6! Qd8?! (20...ab6 21.Ra8 Pinning (21.Ra8 Deflection)) 21.Rd6 Qh4 22.h3?? (better is 22.Qf4 g5 23.Qg3 Qg3 24.hg3+– (worse is 24.fg3 Ne3 25.c5 Rc8+–)) 22...Qf2+= 23.Kh1 Ne3 Exerts pressure on the isolated pawn 24.Rg1 Nf5?? (better is 24...Qe2 25.Rd8 f6+/–) 25.Qf2+– Nd6 26.c5 Nf5 27.Ne4 g6 28.Ng3 Nh4 29.Ne2 Nf5 30.Nd4 Bd5 31.Nf5 gf5 32.Rd1 Be6 33.Qd4 Rc8 34.Rd3 a5 35.Rg3 Kf8 36.Qd6 Ke8 37.Rg8 1–0. Fournier,Frederic (1840) – abenhamar (1870), Active (5/0), 2004.

7.b5 Na5 8.Qa4 b6 9.Nc3 0–0 10.0–0 Bd7 (10...a6!? 11.Ng5 ab5 12.cb5 d5=) 11.d4+= e4 12.Ng5 Bf5 13.Qc2 d5 (13...a6 14.ba6 Re8 15.Nge4 Ne4 16.Ne4+/–) 14.cd5 Nd5 15.Nge4 Nc3 16.Bc3 Qd5 17.Bd3 Nc4 18.Nf6! Bf6 (18...Bf6 19.Bf5 Discovered attack; 18...gf6 19.Bf5 Discovered attack) 19.Bf5 Nd6 (better is 19...Na3 20.Bh7 Kh8+–) 20.Bh7 Kh8 21.Bd3 g6 (21...Rfe8 22.Qb3 Qb3 23.ab3 g6+–) 22.e4 Qh5 23.e5 Be5 (23...Bg7 24.ed6 cd6 25.Rae1+–) 24.de5 Nf5 25.e6 Kg8 26.Bc4 (26.ef7 Kh7+–) 26...Nd6 27.ef7 Rf7 (27...Kh7 28.Bb4+–) 28.Bf7 Nf7 29.Rfe1 Qc5 (29...Qf5 30.Qa4 Rd8+–) 30.Qg6 Kf8 31.Qg7# 1–0. usingprogram (2015) – yaman171, kurnik, 2012.

7.b5 Na5 8.d3 a6 9.a4 b6 10.0–0 Bg4 11.Nbd2 0–0 12.Re1 c5 13.h3 Be6 14.Ng5 Qd7 15.Ne6 fe6 16.Bf3 Ra7 17.Qc2 ab5 18.ab5+/– Bd8 19.g4 Be7 20.Bg2 Qc7 21.f4 ef4+= 22.ef4 h6? 23.Re6+– Qd7 24.Rae1 (24.Rae1 Bd8 25.g5 hg5 26.fg5+–) 1–0. Brzoza,Miroslaw – Osowicki,Leszek, corr Poland, 1980.

7.b5 Nb4 8.0–0 0–0 9.a5 Qd7 =.

7.b5 Nb8 8.0–0 0–0 9.d4 ed4 10.Bd4 Nbd7 11.Nc3 Nb6 12.Ng5 Bc4 13.Qc2 Be2 14.Ne2 h6 15.Bf6 hg5 16.Bd4 Bf6 17.Bf6 gf6 18.a4 a5 19.Nd4 Nd5? 20.Qe4+– Nb4 21.Qb7 Qb8 22.Qf3 Qd8 23.Rac1 Nd3 24.Rc3 Ne5 25.Qh5 Qd7 26.f4 gf4 27.ef4 Qg4 28.Rg3 (28.Rg3 Qg3 29.hg3 Rfe8 30.Nf5 Rab8 31.Qh6 Nf3 32.gf3 Rb5 33.Qg7#) 1–0. b4_player (2150) – partytowel (1800), GameColony.com, 2004.

7.b5 Nb8 8.0–0 a6 9.d4 ed4 10.Nd4 ab5 11.cb5 Bd7 12.Nc3 0–0 13.e4 Re8 14.f4 c6 15.e5 de5 16.fe5 Nd5 17.Qb3 Be6 18.Ne6 fe6 19.Bh5 g6 20.Bg4 Bc5 21.Kh1 Nc3 22.Be6+– Kg7 23.Rf7 Kh6 24.Qc3 Bd4 25.Qh3 Kg5 26.Bc1 (26.Bc1 Be3 27.Be3#) 1–0. pcmvr – salaschess (2160), net–chess.com, 2009.

6.Be2 Nbd7

7.0–0 c5 8.b5 0–0= 9.Qc2 e4 10.Ng5+= Bf5 11.Nc3 Bg6 12.Nge4 Ne5 13.Nf6 Bf6+/– 14.Qd1 Nd7 15.f4 Bc3 16.Bc3 f5 17.d4 Qe7+/– 18.Qd2 Rae8 19.Kf2 Nf6+= 20.Bf3 Kh8 21.Rfe1 Bh5+= 22.dc5 Bf3= 23.gf3 dc5 24.Rad1 Nh5 25.Be5 b6 26.Kg1 Qf7 27.Qd5 Qg6 28.Kh1 Nf6 29.Qd2 Qf7 30.Qc3 Qb7 31.Kg2 h5 32.Kf2 Qf7 33.Rg1 Kh7 34.Rg5 g6 35.Bf6+– Qf6 36.Rd7 Kh6 37.Qf6 Rf6 38.Rg1 Rg8 39.Ra7+– Rd6 40.Re1 Rgd8 41.a4 Rd3 42.a5 ba5 43.Ra5 Rc3 44.Ra4 Rd2 45.Re2 Rd1?! 46.Rb2 Rdd3 47.b6 Rd8 48.b7 Rb8 49.Ra8 (49.Ra8 Rc2 50.Rc2 Rb7 51.Rc8+–) 1–0. Sundin,Thommy (1900) – Henriksson,Aake, Iggesund SVE, 1988.

7.0–0 c6 8.d3 0–0 9.a3 a6 10.Nbd2 b5 11.cb5 cb5 12.Rc1 d5 (better is 12...a5!?=) 13.Ne5+/– Ne5 14.Be5 a5 15.Bc3 (15.Bc7!? Qd7 16.Ba5+–) 15...ab4+/– 16.Bb4 Bb4 17.ab4 Qd6 (17...d4 18.Bf3 Ra3 19.Ne4 Ne4 20.Be4 de3 21.fe3=) 18.Qb3 (18.Rc5 Rfb8 19.d4 Nd7 20.Rb5 Rb5 21.Bb5 Qb4+/–) 18...Ra7 (better is 18...d4 19.Qb1 Ra2=) 19.d4+– Bd7 20.Rc5 Rb8 21.Rfc1 h6 22.Nf3 Ne4 23.Ne5 (better is 23.Qd5!? Qd5 24.Rd5+–) 23...Nc5+/– 24.dc5?? (24.bc5 Qc7 25.Qd5+– (25.Nd7?! Qd7 26.Bf3 b4+=)) 24...Qe5–+ 25.g3 Bc6 26.Bf3 Rba8 27.Kg2 Ra3 28.Qb2 (28.Qd1–+) 28...Ra2 (better is 28...Qb2 29.Re1 Qb4–+) 29.Qe5+– 1–0. Fournier,Frederic – garazh2, Active (5/0), 2005.

7.0–0 h6 8.Nc3 0–0 9.d4 e4 10.Nd2 Bf5 11.Qc2 c6 12.Nde4 Ne4 13.Ne4 Kh8 14.Bd3+/– d5 15.cd5 cd5 16.Nc5 Bd3 17.Qd3 Nf6 18.Nb7 Qb6 19.Nc5 Qb4 20.a3 Qb6 21.Rab1 Bc5 22.dc5+– Qc5 23.Bf6 gf6 24.Rfc1 Qd6 25.Rb7 a5 26.g3 Rad8 27.Rcc7 Qe6 28.Qg6 Qe4 29.Qf6 Kg8 30.Rf7 Rf7 31.Qf7 (31.Qf7 Kh8 32.Qg7#) 1–0. pierre – oppotez, internet, 2010.

7.Qc2 0–0 8.0–0 h6 9.d4 ed4 10.Nd4 c5 11.Ne6 fe6 12.b5 Nb6 13.Nc3 Qc7 14.Ne4 Rad8 15.Rfd1 d5 16.Nf6 Bf6 17.Bf6 Rf6 18.cd5 ed5 19.a4 Nc8 20.Rac1 b6 21.Rd5 Rd5 22.Bc4 Ne7 23.e4 Qe5 24.Bd5 (better is 24.Rd1!?+/–) 24...Nd5= 25.Qc4 Rd6? (25...Rf4 26.Re1= (worse is 26.Qd5 Qd5 27.ed5 Ra4+=)) 26.ed5 (better is 26.Rd1+/–) 26...Qd5= 27.Qe2 Qd3 28.Qe8 Kh7 29.h3 Qd4 30.Qe2 (30.Qf7!?=) 30...Qa4–/+ 31.Qf3 (better is 31.Re1!?–/+) 31...Qb5–+ 32.Qf5 Kg8 33.Qc8 Kf7 34.Qf5 Rf6 35.Qd5 Re6 36.Qb7 Re7 37.Qd5 Kf8 38.Qf5 Kg8 39.Rd1 Qe8 40.Rd5 Rf7 41.Qg6 Qe1 42.Kh2 Qf2 43.Rd8 Rf8 44.Rd7 Qf4 45.Kh1 Qe5 46.Qb1 Qe2 47.Qb3 Kh8 48.Qd5 Qf1 49.Kh2 Qf4 50.Kh1 Qd4! 51.Qd4 cd4 52.Rd4 0–1. Rogalevych,O – Kordelskyy,Taras, UKR–ch sf U20, 2007.

7.Nc3 0–0 8.d4 ed4 9.Nd4 Ne5 10.Ne6 fe6 11.0–0 c6 12.Qb3 Qc7 13.h3 d5 14.Rac1 Rad8 15.cd5+= ed5 16.e4 Qb8 17.ed5 Nd5+= 18.Nd5 cd5 19.Rcd1 Qd6 20.Bd4 b6 ½–½. Buettner,Ulrich (1840) – Selbach,Frank, Leverkusen–ch, 2003.

7.d3 h6 8.0–0 0–0 9.a3 a6 10.Nbd2 Rb8 11.e4 c5 12.Qc2 cb4 13.ab4 Bg4 14.h3 Bf3 15.Nf3 (worse is 15.gf3 Nh5+=) 15...Nh5 16.b5 (16.g3!?+/–) 16...ab5+= 17.cb5 Nf4 18.Rfb1 Ne2 (18...Rc8!? 19.Qd1 f5=) 19.Qe2+/– Nc5 20.d4 ed4 21.Bd4 Bf6 22.e5 de5? (better is 22...Be7+/–) 23.Bc5+– Re8 (23...e4 24.Nd2 (24.Bf8?! ef3 25.Qf3 Ba1+=) 24...Ba1 25.Bf8+– (25.Ra1?! Re8+/–)) 24.Rd1 Qc7 (24...Qc8 25.Bd6 e4 26.Nd4+– (26.Bb8?! ef3 27.Qf3 Ba1=)) 25.Rac1 (25.Bd6 Qc8 26.Bb8 e4+–) 25...e4 (25...Rbc8 26.Qe4+–) 26.Ne1 (26.Bd6 Qd8 27.Bb8 Qb8+–) 26...Qe5? (26...Rbd8+–) 27.Bd6 Qb5 (27...Qf5 28.Bb8 Rb8+–) 28.Qb5 Rbd8 29.Bb4 Rd1 30.Rd1 Rc8 31.Qb7 Rc4 32.Qb8 Kh7 33.Bd2 Rd4 34.Qb1 g6 35.Be3 Rc4 36.g3 h5 37.Ng2 Be5 38.Bf4 Bf4 39.Nf4 e3 40.fe3 h4 41.gh4 Rc3 42.Kf2 Kh6 43.Rd3 Rc4 44.Qb3 Rc5 45.Qf7 Rf5 46.Qg6 1–0. Fournier,Frederic – REYTREBEJOS, Active, 2007.

7.d4 e4 8.Nfd2 d5 9.a3 c6 10.0–0 Bd6 11.c5 Bc7 12.f4 ef3 13.Nf3 Ng4 14.Bc1 Qf6 15.Ne5 Qh4 16.Bg4 Be5=+ 17.de5 Qg4 18.Qg4 Bg4 19.e4 de4 20.Rf4 Be6 21.Re4 0–0–0 22.Bg5 Rde8 23.Nd2 Bd5–/+ 24.Re2 Re5 25.Re5 Ne5 26.Kf2 Re8–+ 27.Kg3 f6 28.Bf4–/+ Nd3 29.Bd6 Re3 30.Nf3 h5 31.Kh4?? Re4 (31...Re4 32.Kh3 Be6 33.g4 hg4 34.Kg3 gf3–+; 31...Bf3?! 32.gf3 Rf3 33.Kh5–/+) 0–1. Tain,Julio Antonio – Ranby,Hans, corr ICCF Cp VI–VII, 1989.

7.0–0 0–0

8.a3 Ne4 9.d3 Nef6 10.e4 Re8 11.Nc3 Nf8 12.Nd5 N6d7 13.Ne7 Qe7 14.Bc1 h6 15.Be3 f5 16.ef5 Bf5 17.d4 e4 18.Nd2 Nf6 19.Rc1 a6 20.c5 d5 21.Nb3 Ne6 22.Qd2 Rf8 23.f3 Bg6 24.fe4 Ne4 25.Qe1 N6g5 26.Bg5 Qg5 27.Bf3 Rae8 28.Be4 Be4 29.Rf8 Rf8 30.g3 Rf3 31.Nd2 Re3 32.Qf1?? Ra3 33.Ne4–/+ de4 34.Re1 e3 35.h4?? Qg3–+ 36.Kh1 Qh4 37.Kg1 Qg3 38.Kh1 Ra2 39.Qc4 Kh8 40.Qa2 Qe1 41.Kg2 Qd2 42.Qd2 ed2 0–1. Fournier,Frederic – guest4631, Active (5/0), 2005.

8.Na3 a5 9.ba5 Ra5 10.d4 =+.

8.Na3 Nb6 9.Rc1 Nfd7 10.Ne1 f5 11.d4 Bf6 12.d5 Bf7 13.f3 a5=+ 14.b5 Nc5 15.Nd3 Bg6 16.Nc5 dc5 17.Nb1 Qd6 18.Nd2 Bg5 19.Rc3 Rae8 20.g3 f4 21.e4 Nd7 22.Kg2 b6 23.Rh1= h5 24.Rc1 h4 25.g4 (25.gh4 Bh4 26.Rg1 Bh5=) ½–½. Petrosian,Davit Gevorgi – Vioreanu,Bogdan, EU–ch U10 Herculane, 1994.

8.Qc2 a5 9.b5 =.

8.Qc2 Bg4 9.Re1 Qc8 10.d3 c6 11.Nbd2 a5 12.a3 ab4 13.ab4 Qc7 14.d4 Bf3 15.Bf3 ed4 16.ed4 Ra1 17.Ba1 Re8 18.Qf5 Qd8 19.Bc3 Bf8 20.Ne4 Ne4 21.Be4 g6 22.Qf3 Bg7 23.Ra1 Nf6 24.Bd3 Nh5 25.g4 Qf6 26.Qf6+/– Nf6 27.g5 Nh5 28.Ra7 Rb8 29.c5 dc5 ½–½. Annegarn,Alexander – Gebhardt,Andreas, DSSM WK2 Husum, 2002.

8.Qc2 h6 9.Nc3 a5 10.b5 c6. pcmvr (2535) – madsmurf (2265), net–chess.com, 2006.

8.Qc2 h6 9.d4 Bg4 10.h3+= Bh5 11.Nbd2 a6 12.Rad1 Bg6 13.Bd3 Bd3 14.Qd3 ed4 15.Nd4 c5 16.Nf5+/– cb4 17.Ne4 Ne4 18.Qe4 Bf6 19.Bf6 Nf6 20.Qf3 b6?? 21.Rd6+– Nd7 22.Qg4 Qg5 23.Qg5 hg5 24.Rd7 Kh7 25.Rfd1 g6 26.Ne7 Kh6 27.R1d6 Rab8 28.Nf5 Kh7 29.Nd4 Kh8 30.Nc6 Rbc8 31.Ne5 Kg8 32.Rb6 Rc5 33.Rd5 Rc4 34.Nc4 Rc8 35.Rb4 Kg7 36.Rg5 (36.Rg5 Rc6 37.Ra5+–) 1–0. Bonetti,Shane – Nittschalk,Karl, T8–09.44 ETC, 2003.

8.Nc3 a6 9.a4 h6 10.d3 c6 11.e4 Qc7 12.Rc1 Rac8 13.b5 cb5 0–1. algernon (2265) – rar (2170), net–chess.com, 2010.

8.Ng5 d5 9.f4 ef4 =.

8.d4 e4

9.Nfd2 c6 10.Nc3 Qb6 11.a3 d5 12.cd5 cd5 13.Rc1 a5 14.b5 Rfc8 15.f3 ef3 16.Nf3 Qd8 17.a4 Nb6 18.Ba1 Nc4 19.Qd3 Ba3 20.Rc2 g6 21.Nd2 Bf5 22.Rf5 gf5 23.Nc4 dc4 24.Qf5+/– Bf8 25.Nd1 Qe7 26.Rc4 Rc4 27.Bc4 b6 28.d5 Bg7 29.Bd4 Qd6 30.Nc3 Ne8 31.Ne4 Qb4? 32.Ng5+– Qe1 33.Bf1 f6 34.Qe6 Kh8 35.Nf7 Kg8 36.Nh6 Kf8 37.Qf7# 1–0. Bonetti,Shane – Anon, ICC, 2002.

9.Nfd2 c6 10.Nc3 d5 11.a3 a6 12.cd5 cd5 13.Na4 b5 14.Nc5 Nb6 15.f3 Nc4 16.Bc4+= bc4 17.fe4 Ne4 18.Nde4 de4 19.Ne6 fe6+= 20.Rf8 Qf8 21.Qc2+/– Qf5 22.Qc4 Rf8 23.Rf1 Qg5?? 24.Qe6+– (24.Qe6 Kh8 25.Rf8 Bf8 26.Qe4+–) 1–0. pereira – opponent, internet, 2009.

9.Nfd2 c6 10.d5 cd5 11.cd5 Nd5 12.Ne4 Nb4?? 13.Qd4+– f6 14.Qb4 d5 15.Qb3 b6 16.Rd1 Nc5 17.Nc5 bc5 18.Nc3 Rb8 19.Qc2 Qb6 20.Rab1 Qc6 21.Nd5! Bd5 22.Rd5! Kh8 23.Rh5 h6 24.Bc4 Rfd8 25.Qg6 Bf8 26.Rh6! gh6 27.Qg8# 1–0. pcmvr (1660) – cefik, internet, 2005.

9.Nfd2 d5 10.b5 a6? 11.a4? Bb4 12.c5 Ne8 13.f3 f5 14.g3 ef3 15.Nf3 ab5 16.ab5 Ra1 17.Ba1 Qa8 18.Ng5 (withdraw, 18...Rf6 =) 1–0. Rosner – Bachmann, corr DDR–I–723.

9.Ng5 Bf5 10.Nd2 d5=+ 11.cd5 Nd5 12.Nge4= Nb4 13.a3 Nc6 14.Ng3 Bg6 15.Nf3 h6 16.Bd3 Bd3 17.Qd3 Nde5 18.Ne5 Ne5 19.Qc3 Ng6 20.Nh5 f6 21.Qb3 Kh7+= 22.Rad1 Qe8 23.d5 Bd6 24.Qc2 Kh8 25.Rfe1 Be5 26.Be5+/– Ne5 27.f4 Qh5=+ 28.fe5 Qe5 29.e4 Rad8 30.Qb3 b6 31.Qf3 Rd7 32.g4 g5 33.Qf5 Qe8 34.h3 Qf7 35.Rc1 Kg7 36.Rc6 Re8 37.Rec1 Ree7 38.Re6 Rd6 39.Rd6 cd6 40.Rc6 Rd7 41.Kf2 Qe7 42.a4 Rc7 43.Qe6 Qe6–/+ 44.Rc7 Qf7 (44...Qf7 45.Rf7 Kf7–/+) 0–1. fiddler – chrisalvin2005 (1640), chessHere.com, 2006.

6.Be2 Bf5

7.0–0 0–0 8.d3 Nbd7 9.a5 b6 =.

7.d4 ed4 8.Nd4+= Bg6 9.b5 0–0 10.0–0 c6 11.Nc3 c5 12.Nb3 Nbd7 13.Nd2 h6 14.e4 Nb6 15.a4 a5 16.f4 Nfd7 17.f5 Bh7 18.Nf3 Qc7 19.Qc2 Bf6 20.Rfe1 Ne5 21.Ne5 Be5 22.Nd5 Nd5 23.cd5 b6 24.Be5+/– de5 25.Bc4 Qd6 26.Qd2 Rad8 27.Ra3 f6 28.g4 Kf7 29.h4 Rh8 30.Rg3 Ke8 31.Re2 Rd7 32.Reg2 Kf8 33.Qe3 Qe7 34.g5 fg5 35.hg5+/– hg5 36.Rg5 Bg8?? 37.Qg3 Rh6 38.Rg6 Rg6+/– 39.fg6 Rd6 40.Qh3 Qe8 41.Qh5+/– Rf6 42.Rg5 Re6?? 43.Rf5 Rf6 44.Rf6 gf6 45.Qh6 Ke7 46.Qg7 Kd8 47.Qf6 Kc8 48.Qc6 Qc6 49.bc6 Kd8 50.Kf2 Ke8 51.Kg3 (51.Kg3 Kd8 52.Kg4+–; 51.Bb5 Kd8 52.d6 Bb3 53.c7 Kc8 54.Ba6 Kd7 55.c8Q Kd6 56.Qd8 Kc6 57.Bb5 Kb7 58.Qd7 Kb8 59.Bc6 Ba4 60.Qb7#) 1–0. Krafzik,Joachim – Rabitzsch,Manfred, Bayern–ch Seniors, 2003.

6.Be2 h6

7.0–0 0–0 8.b5 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 b6 12.Nc3 Nbd7 13.Qc2 Nc5 14.d4 ed4 15.ed4 Nb7 16.d5 Bg4 17.Bb2 Qd7 18.Ra1 Bf5 19.Qd1 Na5 20.Nd4 Rc8 21.Nc6 Nc6 22.bc6 Qd8 23.Ra7 Ra8 24.Qa1 Ra7 25.Qa7 Bc8 26.Nb5 Ne8 27.h3 Bg5 28.Bf1 f5 29.Bd4 Be7 30.Be2 Bg5 31.Bh5 Qe7 32.Kh2 g6 33.Bg6 Bf4 34.g3 Bg3 35.Kg3 Qg5 36.Kh2 Qf4 37.Kg2 Qg5 38.Kf3 Qg6 39.Qa3 Qh5 1–0. Holz auf der Heide – Roth, 1996.

7.0–0 0–0 8.c4 Nc6 9.b5 Na5 =.

7.Nc3 0–0 8.0–0 a6 9.d4+= Nbd7 10.Rc1 c6 11.Qc2+= Bg4 12.Rfd1 Qc7 13.Ne4 Rfd8 14.h3 Bh5 15.Ng3 Bg6 16.Qc3 e4 17.Nh2 d5= 18.Ng4 Qc8 19.Ne5+= Bh7 20.a4 Nf8 21.Qb3 Qe6 22.f4 ef3=+ 23.Bf3 dc4 24.Qc4 Qc4 25.Rc4 Nd5 26.Bh5 Ng6 27.Re1 Bh4 28.Kh2 Nf6 29.Rf1?? Bg3–+ 30.Kg3 Nh5 31.Kh2 Ne5 32.de5 Rd2 33.Bc3 Rc2 34.Rd1 Bf5 35.e4 Be6 36.Rc5 Nf4 37.Kg3 Ne2 (37...Ne2 38.Kf3 b6 39.Rc6 Rc3 40.Rc3 Nc3–+; better is 37...Rc3!? 38.Rc3 Ne2 39.Kf3 Nc3 40.Rd6 Na4 41.Ke3–+) 0–1. Zwanenbeek,I – Bosma,B, Alkmaar – ACCOM Open, 1984.

7.d3 Nbd7 8.Nbd2 Qc8 9.a3 0–0 10.0–0 d5 (better is 10...Re8!?=) 11.Ne5+/– Ne5 12.Be5 dc4 13.dc4 c6 14.Qc2 Bf5 15.Bd3 Bd3 16.Qd3 Qe6 17.Bd4 Rad8 18.Qc3 b6 19.Rad1 Rd7 20.c5 b5 21.Nf3 Rfd8 22.Ne5 Ne4? (22...Rd5 23.f3 Ne8 24.Nd3+/–) 23.Qb2 (better is 23.Qc2 Rd4 24.ed4+–) 23...Rd5 24.f3 Nf6? (better is 24...Bg5 25.Qe2 Re5 26.Be5 Rd1 27.Rd1 Qe5 28.fe4 Qe4+–) 25.e4+– Rd4 26.Rd4 Rd4 27.Qd4 Nh5 28.Rd1 (better is 28.f4+–) 28...Nf4 (28...Bf6 29.Qd7 Be5 30.Qe6 fe6 31.Rd7+=) 29.Kf2 (29.Kh1 Bf6 30.g3+=) 29...Qa2?? (better is 29...Bf6=) 30.Rd2 (30.Qd2!? Qb3 31.Nc6 Bg5+–) 30...Qb1 (30...Qe6 31.g3 Nh3 32.Kg2+–) 31.Nc6 (31.Nc6 Bg5 32.h4+– (32.Na7 Qh1 33.Kg3 Nh5 34.Kh3 Nf4 35.Kg3 Ne6–/+)) 1–0. Fournier,Frederic (1790) – gdama, Active (3/0), 2005.

5.Nf3 g6

6.Nc3 c6 7.d4 e4 8.Ne4 Ne4 9.d5 Rg8 10.de6 fe6 11.Bd3 Nf6 12.0–0 e5 13.Ng5 Qe7 14.b5 e4 15.Bf6+– Qf6 16.Ne4 Qe5 17.bc6 Nc6 18.Rb1 (18.Rb1 0–0–0 19.Rb5+–) 1–0. miehnekort – thomas_stocks2002, Yahoo, 2005.

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 Be6).

6.Nc3 Bg7

7.Be2 0–0 8.0–0 Qd7 9.d4+= ed4 10.ed4 d5 11.Ne5 Qe7 12.c5 c6 13.Re1 Nfd7 14.f4 Ne5= 15.fe5 f6=+ 16.Bg4 fe5–/+ 17.de5 Nd7 18.Na4 Bg4 19.Qg4 Ne5 20.Qg3 Rf5 21.Be5 Re5 22.Re5? Qe5 23.Qe5 Be5 24.Rb1 Rf8 25.Rd1 Rf4 26.a3 Bd4 27.Kh1 Kf7 28.h3 Ke6 29.Rb1 Kf5 30.Nb2 Bb2 31.Rb2 Ke4 32.Re2–/+ Kd3 33.Re7 d4 34.Rb7 Kc2 35.b5 d3 36.bc6 d2 37.c7 d1Q 38.Kh2 Qd7 39.Ra7 Rc4 (39...Rc4 40.Rb7 Rc5–+) 0–1. Wasser,A – De Joode,P, 1992.

7.Be2 0–0 8.0–0 Nbd7 9.d4 e4 10.Nd2 d5 11.cd5 Nd5 12.Nde4 Nb4 13.a3 Nc6?? 14.d5+– Bd5 15.Qd5 Qe7 16.Rfd1 Nb6 17.Qc5 Qh4 18.Ng5 h6 19.Nf3 Qg4 20.Nd4 Qd7 21.Ndb5 Qc8 22.Bf3 a6 23.Bc6 bc6 24.Nd4 Nd5 25.Nc6 Nc3 26.Ne7 Kh7 27.Nc8 Nd1 28.Bg7 Kg7 29.Qe5 Kh7 30.Ne7 Rfe8 31.Qf6 Rf8 32.Rd1 Rad8 33.Rd8 (33.Rd8 a5 34.Rf8 c5 35.Rf7#) 1–0. b4_player – opponent, gamecolony.com, 2007.

6.d4 ed4

7.ed4 d5 8.c5 Bg7 9.Be2 0–0 10.0–0 Re8 11.Ne5 Nbd7 12.f4 c6 13.g4 h6?? 14.f5+/– Ne5 15.de5 Ng4 16.Bg4 gf5+/– 17.Bh3 Qg5 18.Kh1 f6?? 19.Rg1+– Qf4 20.ef6 1–0. Woelfelschneider,Peter – Kraus, 1983.

7.Nd4 Bd7 8.Qf3 Bg7?? 9.Qb7+– Ne4 10.Qe4 Be6 11.Qa8 0–0 12.Qa7 Qh4 13.Qc7 Na6 14.Qd6 Rd8 15.Qa6 Bd4 16.ed4 Qe4 17.Be2 Qg2 18.Rf1 Re8 19.Qb5 Kf8 20.Bc1 g5 21.Qg5 Bc4 22.Qg2 Re2 23.Kd1 (23...Re6 24.Rg1+–) 1–0. Trkn – guest4098, ICC, 2004.

7.Nd4 Bg7 8.Nc3 Qd7 9.Be2 0–0 10.0–0 Na6 11.b5 Nc5 12.f3 a6 13.a4 ab5 14.cb5 Bb3?? 15.Nb3+– Nb3 16.Qb3 Qe6 17.Qe6 fe6 1–0. Lantzsch,Christian – Zayadeh,Raphael, SJRH–ch U15 Pfeddersheim, 1998.

6.d4 e4

7.Nfd2 d5 8.a3 c6 9.Nc3 =.

7.Nfd2 d5 8.a3 Be7 9.cd5+= Bd5 10.Nc3 0–0 11.Nd5 Nd5 (11...Qd5!? 12.f3 Qg5 13.fe4 Ng4+/–) 12.Ne4+/– f5 (12...a5 13.b5+/–) 13.Nc3 (13.Nc5 Qc8+–) 13...Nc3 14.Bc3 Nc6? (14...Qd5+–) 15.Bc4 (better is 15.Qb3!? Rf7+–) 15...Kg7 16.d5 (16.b5!? Nb8+–) 16...Bf6 17.Bf6 (17.dc6?! Bc3 18.Ke2 Qh4+=) 17...Qf6 18.dc6 (better is 18.Rc1 Ne7 19.0–0+–) 18...bc6?? (better is 18...Qc3 19.Kf1 Qc4 20.Kg1 Qc6=) 19.0–0 Rad8 1–0. Fournier,Frederic (2090) – NN, jeu.europe–echecs.com, 2013.

7.Nfd2 d5= 8.c5 Bg7 9.Be2 0–0 10.0–0 Ne8 11.a4 f5 12.f4 ef3 13.Nf3 Nf6 14.Ng5 Re8 15.Ne6 Re6 16.Qc1 Qe7 17.Rf3 Bh6–+ 18.Kh1 Be3 19.Re3?? Re3 20.Nc3 Nc6 21.Nd5 Nd5 22.Bc4 Ncb4 23.Ba3 Kg7 24.Bb4 Nb4 25.Qd2 a5 26.h3 Rd8 27.d5 Qe5 28.Rd1 Nd5! 29.Qc2 Nb4 30.Qb1 Rd1 31.Qd1 Re1 32.Qe1 Qe1 (32...Qe1 33.Kh2 Qe3 34.Bf1 Qf2 35.h4 Nc2 36.Be2 Ne1 37.Bf3 Nf3 38.Kh3 Qh4#) 0–1. retiponziani – elcid10, ChessWorld.net, 2009.

5.Nf3 h6

6.b5 c6 7.a4 cb5 8.ab5 Qc7 9.d3 a6 10.Be2 Nbd7 11.Nfd2 Be7 12.0–0 0–0 13.Nc3 ab5 14.cb5 Ra1 15.Qa1= b6 16.Rc1 Qb7 17.Bf3 Qb8 18.Nce4 Ne4 19.Ne4 f5 20.Nc3 Nc5 21.Nd5 Bg5 22.Rd1 Bd5 23.Bd5+/– Kh8 24.d4 ed4 25.Bd4 Bf6 26.Bf6 Rf6 27.Qa8 Qa8+= 28.Ba8 Kg8 29.Bd5 Kf8 30.Ra1+/– Ne4 31.Ra6 Nc3 32.Bc6 d5 33.Rb6 Ke7 34.Rb7+– Kf8 35.Kf1 Rd6 36.Rd7 Re6? 37.Bd5 Rb6 38.Rb7?? Nd5–/+ 39.Rb6 Nb6 40.Ke2 Ke7 41.Kd3 Kd6 42.Kd4 g5 43.f3 h5 44.g3 Nd7 45.h3 Nb6?? 46.e4= fe4 47.Ke4 Ke6 48.f4 gf4 49.Kf4+/– Kf6 50.g4 ½–½. hal1958 – JuliusCaesar, playchess.de, 2003.

6.Nc3 Nc6 7.b5 Na5 8.d4 Nc4 9.Bc4 Bc4 10.de5 =.

6.d3 Be7 7.Nbd2 Nbd7 8.Be2 0–0 9.a4 b6 10.0–0 d5 11.Ne5 Ne5= 12.Be5 Bb4 13.cd5 Nd5 14.Rc1 Qg5 15.Nf3+= Qg6 16.Kh1 c5= 17.e4 Ne7 18.Nd2 Bd2 19.Qd2=+ Nc6 20.Bc3 Rad8 21.f4 f5 22.Rf3 Nd4 23.Rg3 Qf7 24.Rf1 Qe8 25.Bd1 1–0. Brzoza,Miroslaw – Kolenkiewicz, corr Poland, 1980.

6.d4 d5 7.a3 e4 =.

6.d4 Bg4 7.Be2 Nbd7 8.0–0 Ne4 9.de5+/– Ne5 10.Ne5 de5?? 11.Bg4+– (11…Qd1 12.Rd1+–) 1–0. Wall,Bill – RBS, Internet, 2002.

6.Be2 a6 7.0–0 Nbd7 8.d4+= e4 9.d5 Bf5 10.Nd4 Bg6 11.Nc3 Be7 12.f3 0–0 13.f4+/– c5? 14.dc6+– bc6 15.Nc6 Qe8 16.Ne7 Qe7 17.Qd4 Rfd8 18.Nd5 Qf8 19.Nc7 Rab8 20.Na6 Rb6 21.b5 Nc5 22.Nc5 dc5 23.Qc3 Bh5 24.Bh5 Nh5 25.a4 Rd3 26.Qe5 Nf6 27.Qc7 Re6 28.Bf6 Rf6 29.a5 Re3 30.a6 Rd3 31.a7 Rd8 32.Qd8!! Qd8 33.a8Q Rd6 34.Qd8 Rd8 35.b6 Rb8 36.Rfb1 f5 37.b7 Rb7 38.Rb7 g5 39.Ra8# 1–0. Eralos (1900) – nbbsa, internet, 2002.

6.Be2 Nc6 7.b5 Na5 8.d3 =.

6.Nc3 Nbd7

7.d4 Nb6 =.

7.d4 e4?! 8.Nd2 d5 9.cd5 Bd5 10.Nd5 Nd5 11.a3 a5 12.b5 N7f6 13.Qc2 Qe7 14.Be2 g6!? 15.0–0 Bg7 16.Bc4 Rd8 17.Bd5!? Rd5 18.a4! 0–0? 19.Ba3 Qd7 20.Bf8 Bf8 21.Ne4 Ne4 22.Qe4 Bd6! 23.g3 Rh5 24.Qb7 Qh3 25.Qg2 Qg2 26.Kg2 Rf5 27.Rac1 Kf8 28.e4 Rh5 29.e5 1–0. Gross – Meyer, 1991 (Gross).

7.d4 Bf5. Gross.

7.Be2 d5 8.cd5 Nd5 9.Nd5 Bd5 10.0–0 Bb4 11.Ne5 Ne5 12.Be5 =.

7.Be2 Be7 8.0–0 0–0 9.d4 c6 10.a4 d5? 11.c5 e4= 12.Ne5 Ne5=+ 13.de5 Nd7 14.f3 ef3–+ 15.Bf3 Ne5 16.e4 Nc4 17.Qe2 Nb2 18.Qb2 Bf6 19.Qd2? d4 20.Ne2?? d3 (20...d3 21.Rad1 de2 22.Qe2 Qb8–+) 0–1. gtate (1915) – johnb (2150), net–chess.com, 2004.

7.Be2 Be7 8.0–0 0–0 9.d4 ed4 10.Nd4+= Rc8 11.Ne6 fe6 12.Qc2 d5 13.cd5 Nd5 14.Qb3 c6 15.e4+= Nf4 16.Bc4 Rf6 17.Ne2 Ne2 18.Be2 Rg6 19.Bh5+– Qe8 20.Rad1 Nf8 21.Bg6 Qg6 22.Rfe1 Kh7 23.Rd3 Bf6 24.Rg3 Qh5 25.Bf6 gf6 26.Qd3 Rc7 27.Qd8 Qf7 28.Rd1 Rd7 29.Rd7 Qd7 30.Rd3 Qf7 31.g3 a6 32.a4 Kg6 33.f4 Kh5 34.Kg2 e5 35.f5 Nh7 36.Rd7 Qa2 37.Rd2 Qc4 38.Qe8 Kg4 39.Qg6 Ng5 40.h3# 1–0. Kulbacki,James – Harma,K, Detroit–ch MI op, 1994.

6.Nc3 Be7

7.Be2 0–0 8.0–0 a6 9.d4 e4 10.Nd2 d5 11.cd5 Nd5 12.Nce4 Bb4 13.Rc1 c6 14.Nc5 Qb6 (14...Nd7 15.Ne6 (worse is 15.Nb7 Qb8–/+) 15...fe6 16.a3+=) 15.Ne6+/– fe6 16.Nc4 Qc7 17.Qb3 b5 18.Ne5 Bd6 19.Nf3 (19.f4 Be7+/–) 19...Nd7+= 20.Rc2 (20.a4!?+=) 20...c5+= 21.a3 c4 22.Qa2 Qa5 Black intends b4 23.Qa1 N7b6 24.e4 Qa4 (better is 24...Nf4!?+=) 25.Bd1+= b4? (25...Nf4 26.Nd2 Rac8+/–) 26.Rc4! Qb5 (26...Nc4 27.Ba4 Discovered attack (27.Ba4 Deflection; 27.Ba4 Overloading)) 27.Rc1 (27.Rc5!? Bc5 28.dc5 Nc4 29.ed5 Nb2 30.Qb2 ba3+–) 27...ba3 28.Ba3 Ba3 29.Qa3 Nc4 (29...Nf4 30.Ne5+–) 30.Qc5 (better is 30.Qd3 Ndb6 31.Bb3+–) 30...Nf6?? (better is 30...Ndb6+/–) 31.Qc4+– Qc4 32.Rc4 Ne4 33.Rc6 a5 34.Re6 Nc3 35.Bb3 Kh8 36.Nh4 (better is 36.Re3!? Nb5+–) 36...Rfd8 37.Ng6 (37.Re3 Nb5 38.d5 a4+–) 37...Kh7 38.d5! Nd5 39.Bd5 (39.Bc2!? Kg8+–) 39...Rd5 40.Nf4 Rb5 41.g3 a4 42.Ra1 a3 43.Re2 Rb2 44.Kf1 g5 45.Nd3 Rb3 46.Ne1 Rab8 (46...g4 47.Rea2+–) 47.Rea2 Ra8 48.Nc2 Rb2 49.Na3 Ra2 50.Ra2 Kg6 51.Ra1 1–0. forsetinn (1615) – giorgio17, gameknot.com, 2013.

7.Be2 0–0 8.0–0 Nbd7 9.d4 ed4 10.Nd4 c5 11.Ne6 fe6 12.b5 Qc7 13.Bg4 Ng4 14.Qg4 Rf6 15.Ne4+– Rf7 16.Qe6 Nf8 17.Qd5 Nd7 18.Rad1 Nb6+/– 19.Qe6 Rd8 20.Rd2+– Qd7 21.Qd7 Rd7 22.Rfd1 Bf6?? 23.Nc5?? dc5–+ 24.Rd7 Nd7 25.Bf6–/+ Nf6 26.Rd8 Kh7 27.Ra8 Rd7 28.g3 b6 0–1. Gross – Ochs, 1986.

6.d4 a5

7.a3 ab4 8.ab4 Ra1 9.Ba1 d5 10.de5 Bb4 11.Bc3 Bc3 12.Nc3 Ne4 13.Ne4 de4 14.Nd4 c5 15.Ne6 =.

7.a3 Qd7 8.Nbd2 ed4 9.Nd4 Be7 10.Ne6 Qe6 11.Qf3 Qc8 12.b5 Nbd7 13.Bd3 Ne5 14.Be5 de5 15.Bf5 +/–.

7.a3 Bd7 8.de5 de5 9.Ne5 ab4 10.Be2 ba3 11.0–0 a2 12.Nc3 Bd6 13.Nd7 Nbd7 14.Ra2 Ra2 15.Na2 +=.

7.a3 Nbd7 8.d5 Bf5 9.Be2 ab4 10.ab4 Ra1 11.Ba1 c6 12.Nc3 Be7 13.0–0 Qb6 14.b5 Nc5 15.dc6 =.

7.a3 e4 8.d5 Bg4 9.h3 Bd7 10.Nfd2 Qe7 11.Be2 ab4 12.ab4 Ra1 13.Ba1 Na6 14.Bc3 Bf5 15.0–0 +/–.

7.ba5 e4 8.Nfd2 Ra5 9.Nc3 Bf5 10.Be2 Nc6 11.0–0 Qe7 12.d5 Ne5 13.Qc2 c6 14.a4 Bg6 15.Rab1 +=.

7.b5 Nbd7 8.Be2 e4 9.Nfd2 d5 10.Nc3 Bb4 11.0–0 0–0 12.a3 Bc3 13.Bc3 Qe7 14.Qc2 Rfc8 15.a4 +=.

7.b5 e4 8.Nfd2 d5 9.cd5 Bd5 10.Nc3 Bb4 11.Nd5 Qd5 12.a3 Bd2 13.Qd2 0–0 14.Rc1 c6 15.bc6 +=.

7.de5 de5 8.Qd8 Kd8 9.b5 Nbd7 10.Nbd2 Bd6 11.Bd3 Kc8 12.0–0 Rd8 13.Rfd1 a4 14.a3 g5 15.Bc2 =.

6.d4 ed4

7.Nd4 a5 8.b5 d5 9.Bd3 Bb4 10.Nc3 Bg4 11.Qc2 c5 12.bc6 Nc6 13.Nc6 bc6 14.a3 dc4 15.Bc4 +=.

7.Nd4 Nc6 8.Nc6 bc6 9.Qf3 d5= 10.a3 Be7 11.cd5 cd5 12.Bb5 Kf8 13.0–0 a6 14.Bc6+/– Rb8 15.Qe2 Qd6 16.Qa6+/– g6 17.Rc1 Rb6 18.Qa4 Kg7 19.Bd4 Rbb8 20.Nc3 Kh7 21.Nb5 Qd8 22.Qa5 Bd6 23.Nd6 Qd6 24.Bf6 Rhg8 25.Qc5 g5 26.Qd6 cd6 27.Be7 g4 28.b5 h5 29.a4 f5 30.a5 Rg7 31.Bd6 Rd8 32.Be5 Rg6 33.a6 h4 34.a7 g3 35.Bb8 gh2 36.Kh2 Rdg8 37.Rg1 h3 38.gh3 f4 39.a8Q Bh3 40.Ra7 Kh8 41.Be5 R6g7 42.Rgg7 (42.Rgg7 Ra8 43.Rg6#) 1–0. Bonetti,Shane – panacot, ICC, 2002.

7.Nd4 Bc8 8.Be2 c5 9.bc5 dc5 10.Nb5 a6 11.Qd8 Kd8 12.Bf6 gf6 13.N5c3 Nd7 14.Nd2 Rg8 15.Bf3 +=.

7.Nd4 d5 8.Nc3 Be7 9.cd5 Bd5 10.a3 0–0 11.Nd5 Nd5 12.Qg4 Bf6 13.Rd1 Re8 14.Bc4 c6 15.Qh5 +/–.

7.Nd4 Bd7 8.Bd3 c5 9.Nc2 cb4 10.Nb4 Nc6 11.Nc6 Bc6 12.0–0 d5 13.Nd2 Be7 14.Rc1 dc4 15.Bc4 +=.

7.Nd4 Bd7 8.Bd3 Nc6 9.Nc6 Bc6 10.0–0 Be7 11.Nc3 0–0 12.b5 Bd7 13.Qf3 c6 14.Ne4 Ne4 15.Qe4 f5 16.Qf4 cb5 17.cb5 Rc8 18.Rac1 Be6 19.Rc8 Qc8 20.a4 Qd7 21.a5 Bf6 22.Bf6 Rf6 23.Qd4 f4 24.Qa7 f3 25.a6 fg2 26.Rc1 Qf7?? 27.ab7 Rf2 28.b8Q Qf8 29.Qf8 Rf8 30.Rc7 (30.Rc7 Rf1 31.Kg2 Bd5 32.Kf1 Kh8 33.Rc8 Bg8 34.Qf7 g5 35.Rg8#) 1–0. Trkn – guest5212, ICC, 2004.

7.Nd4 Nbd7 8.Ne6+/– fe6 9.Bd3 Nb6 10.Bg6 Ke7 11.0–0 Nc4= 12.Bd4 Kd7 13.Qa4 c6= 14.Rc1 Nb6 15.Bb6 ab6 16.Qb3 d5 17.Rd1? Bd6 18.e4 Be5 19.Nc3=+ Qc7 20.Rac1? d4?? 21.Nb5!+/– Bh2 22.Kh1 Qe5? 23.Nd4+– Ke7 24.Rc6! (24.Rc6 Kd7 25.Ne6 Ke7 26.Rc7 Nd7 27.Rdd7 Kf6 28.Qf3 Qf4 29.Nf4 h5 30.Qc3 Kg5 31.Ne6 Kg6 32.Qg7#) 1–0. Trkn – van Rooij, itsyourturn.com, 2000.

7.Nd4 Be7 8.Bd3 0–0 9.0–0 c5 10.Ne6 fe6 11.a3 Nbd7 12.Nd2 Ne5 13.Be2 Qb6 14.Rb1 cb4 15.ab4 +=.

7.Nd4 Be7 8.Bd3 0–0 9.0–0 Nbd7 10.a3 a5 11.Nd2 Ne5 12.Ne6 fe6 13.Be2 Nf7 14.Qc2+/– ab4 15.ab4 d5 16.Ra8 Qa8 17.Bf6 Bf6 18.cd5 ed5 19.Qc7 Be5 20.Qc5 Qb8 21.f4 Bd6 22.Qd4 Kh8 23.Bf3 Bc7 24.Bd5 Nd6 25.Rf3 Nf5 26.Qe4 Nd6 27.Qd3 Qa7 28.Qc3 Bb6 29.Rh3 Nf5 30.Nf1 Qa6 31.g4 Be3 32.Ne3 Ne3 33.Re3 Qd6 34.Re5 b5 35.g5 h5 36.Qd3 Rc8 37.g6 (37.g6 Rc1 38.Kg2 Qe5 39.fe5 Rb1 40.Qb5 Rb2 41.Kh3 Rb3 42.Bb3 h4 43.Qb8#) 1–0. pierre (2035) – chessotka, internet, 2006.

7.Nd4 Be7 8.Bd3 0–0 9.0–0 Nbd7 10.a3 c5 11.Ne6 fe6 12.Nd2 e5 13.Bf5+/– b6 14.Qc2 Ne8 15.Rfd1 Bf6 16.Be6 Kh8 17.Ne4 Qe7+/– 18.Bd5 Rb8 19.g3 cb4 20.ab4+– a5 21.Bc6 ab4 22.Ra7 Nc5?? 23.Re7 Be7 24.Nc5 bc5 25.Qa4 Nf6 26.Qa7 Nh5 27.Qe7 Nf6 28.Rd6 Rbe8 29.Be8 Re8 30.Qf7 Rg8 31.Be5 Ne8 32.Rh6# 1–0. pierre – opponent, internet, 2009.

7.Nd4 Bg4 8.Qb3 a5 9.h3 Bc8 10.a3 c5 11.Nf3 ab4 12.ab4 Ra1 13.Ba1 cb4 14.Qb4 Be7 15.Qb5 +=.

6.d4 Bd7

7.a3 a5 8.de5 de5 9.Ne5 ab4 10.Be2 ba3 11.0–0 a2 12.Nc3 Bd6 13.Nd7 Nbd7 14.Ra2 Ra2 15.Na2 +=.

7.a3 e4 8.Nfd2 Bf5 9.Be2 d5 10.Nc3 c6 11.Rc1 dc4 12.Nc4 Be7 13.0–0 0–0 14.Qc2 Re8 15.Rfd1 +=.

7.Qb3 e4 8.Nfd2 Qe7 9.d5 c6 10.Be2 Bg4 11.Bg4 Ng4 12.h3 Nf6 13.0–0 Nbd7 14.dc6 bc6 15.Qa4 +/–.

7.Qc2 a5 8.de5 de5 9.b5 e4 10.Bf6 Qf6 11.Qe4 Be6 12.Nd4 Bb4 13.Nd2 Bd2 14.Kd2 c5 15.Qb7 +/–.

7.Qc2 ed4 8.ed4 d5 9.a3 Be7 10.Bd3 dc4 11.Bc4 b5 12.Ba2 0–0 13.Ne5 a5 14.0–0 ab4 15.ab4 =.

7.Qc2 e4 8.Nfd2 d5 9.cd5 Bb4 10.a3 Ba5 11.Bc3 Bb6 12.Ne4 Nd5 13.Bc4 Be6 14.0–0 0–0 15.Nbd2 +=.

7.Qc2 Be7 8.de5 de5 9.a3 c5 10.b5 Be6 11.Ne5 Nbd7 12.Bd3 Ne5 13.Be5 a6 14.Nc3 Ng4 15.Bg3 +/–.

7.Qc2 Bg4 8.de5 de5 9.Ne5 Bb4 10.Nc3 0–0 11.Ng4 Ng4 12.a3 Bd6 13.Qf5 Qd7 14.Qd7 Nd7 15.Nb5 +/–.

7.Nc3 a5 8.de5 de5 9.Ne5 Bb4 10.a3 Bd6 11.Nb5 Be7 12.Qf3 c6 13.Rd1 0–0 14.Nd7 Nfd7 15.Nd6 +=.

7.Nc3 ed4 8.Nd4 c5 9.Nc2 Nc6 10.a3 Bf5 11.Nd5 Be7 12.Be2 0–0 13.0–0 Rc8 14.Bf3 Ne5 15.Nf6 +=.

7.Nc3 e4 8.Nd2 c6 9.d5 Bf5 10.Qc2 Qe7 11.f3 Bg6 12.Nde4 Ne4 13.fe4 Nd7 14.Bd3 Qh4 15.Qf2 +=.

7.Nc3 Qe7 8.d5 g5 9.Bd3 Na6 10.Qb3 Bg4 11.Nd2 Bg7 12.0–0 Bd7 13.a3 Bg4 14.Qa4 Qd7 15.Qd7 +/–.

7.Nc3 Be7 8.Bd3 Bg4 9.h3 Bf3 10.Qf3 ed4 11.ed4 Nc6 12.b5 Nd4 13.Qb7 0–0 14.0–0 Re8 15.Ne4 +/–.

7.d5 a5 8.b5 Bg4 9.h3 Bh5 10.Nbd2 Nbd7 11.Bd3 Qe7 12.Bf5 Nc5 13.g4 Bg6 14.Bg6 fg6 15.Nb3 =.

7.d5 a6 8.Be2 Be7 9.0–0 0–0 10.Nc3 Re8 11.e4 a5 12.b5 Bg4 13.a3 Bc8 14.Bc1 Nbd7 15.Qc2 +=.

7.d5 Na6 8.a3 Be7 9.Be2 Nb8 10.0–0 0–0 11.Nc3 a5 12.b5 Bg4 13.Nd2 Be2 14.Qe2 Nbd7 15.Qf3 +=.

7.d5 c6 8.Nc3 Qb6 9.a3 a5 10.b5 cb5 11.cb5 Be7 12.Bd3 0–0 13.0–0 Rc8 14.Rc1 Qd8 15.e4 +=.

7.d5 e4 8.Nfd2 a5 9.ba5 Bf5 10.Qb3 Nbd7 11.Bd4 Nc5 12.Bc5 dc5 13.Qb7 Bd6 14.Nc3 0–0 15.Qb5 +=.

7.d5 Be7 8.Be2 a5 9.b5 0–0 10.Nc3 Bf5 11.c5 Nbd7 12.c6 bc6 13.dc6 Nc5 14.0–0 a4 15.Ba3 =.

7.d5 Bg4 8.Be2 a5 9.a3 Be7 10.0–0 ab4 11.ab4 Ra1 12.Ba1 c6 13.Nc3 Qb6 14.b5 0–0 15.Nh4 +=.

7.d5 g5 8.Bd3 Bg7 9.0–0 Qe7 10.Nc3 a5 11.a3 0–0 12.e4 g4 13.Nd2 Na6 14.Qb3 Nh5 15.Ne2 +=.

7.Be2 a5 8.b5 e4 9.Nfd2 Bf5 10.Nc3 Qe7 11.Nf1 Bg6 12.Ng3 h5 13.h4 Nbd7 14.Qc2 Nb6 15.d5 +=.

7.Be2 e4 8.Nfd2 d5 9.a3 c6 10.0–0 Bd6 11.Nc3 0–0 12.Rc1 Qe7 13.Qb3 dc4 14.Nc4 Be6 15.Qc2 =.

7.Be2 Be7 8.de5 de5 9.Ne5 Bb4 10.Nc3 Qe7 11.Nd7 Nbd7 12.0–0 c6 13.Rb1 0–0 14.Qb3 b6 15.Rfd1 =.

7.de5 de5 8.c5 e4 9.Ne5 Nc6 10.Nd7 Nd7 11.Qd5 Nf6 12.Qd8 Rd8 13.Bb5 Nd5 14.a3 Be7 15.Nd2 +/–.

6.d4 Nbd7

7.a3 a5 8.Nbd2 ab4 9.ab4 Ra1 10.Ba1 e4 11.d5 Bg4 12.h3 Bh5 13.Bf6 Nf6 14.Qa4 Qd7 15.Qa8 +=.

7.a3 e4 8.Nfd2 c6 9.Nc3 d5 10.Be2 Bd6 11.cd5 cd5 12.Nb5 Bb8 13.Rc1 0–0 14.0–0 Qb6 15.Qc2 =.

7.a3 Bg4 8.h3 Bf3 9.Qf3 e4 10.Qd1 a5 11.d5 Be7 12.Nc3 ab4 13.ab4 Ra1 14.Ba1 c5 15.Qb1 +=.

7.Na3 a5 8.b5 e4 9.Nd2 d5 10.c5 Be7 11.Be2 0–0 12.Rc1 a4 13.Qc2 Re8 14.0–0 Bg4 15.Bg4 +=.

7.Na3 d5 8.c5 e4 9.Ne5 Ne5 10.de5 Nd7 11.Nb5 Qc8 12.a3 a5 13.Qc1 ab4 14.ab4 Ra1 15.Qa1 =.

7.Na3 e4 8.Nd2 d5 9.c5 Ng4 10.Be2 Qh4 11.g3 Qh3 12.Bf1 Qh5 13.h3 Ngf6 14.Qa4 a6 15.c6 =.

7.Na3 Be7 8.Be2 0–0 9.0–0 e4 10.Nd2 d5 11.Qa4 Nb6 12.Qa5 dc4 13.Nac4 c6 14.a3 Nc4 15.Nc4 =+.

7.a4 a5 8.ba5 e4 9.Nfd2 Ra5 10.Nc3 Bf5 11.Be2 c6 12.Qc2 Qe7 13.Qb3 b6 14.d5 c5 15.0–0 +/–.

7.a4 a6 8.d5 Bg4 9.Be2 a5 10.b5 Be7 11.0–0 0–0 12.Nbd2 Nc5 13.Nb3 Nb3 14.Qb3 e4 15.Nd4 +=.

7.a4 c5 8.bc5 ed4 9.Nd4 Nc5 10.Be2 g6 11.Nc3 Bg7 12.0–0 0–0 13.Ncb5 Bd7 14.Bf3 Nfe4 15.Nc3 +=.

7.a4 c6 8.Nc3 e4 9.Nd2 d5 10.b5 Bb4 11.bc6 bc6 12.Be2 Rb8 13.0–0 0–0 14.Rc1 Re8 15.Qc2 =.

7.a4 Rc8 8.d5 Bf5 9.a5 c6 10.Nc3 cd5 11.cd5 Be7 12.Bd3 Bd3 13.Qd3 0–0 14.0–0 Qc7 15.Nd2 +=.

7.a4 e4 8.Nfd2 d5 9.c5 a5 10.b5 Be7 11.Be2 0–0 12.Ba3 Re8 13.0–0 Ra7 14.Nc3 Ra8 15.Nb3 +=.

7.a4 Ne4 8.Nc3 Nc3 9.Bc3 e4 10.d5 Bg4 11.Qd4 Bf3 12.gf3 ef3 13.Qf4 Qe7 14.Qf3 Ne5 15.Qg2 +=.

7.a4 Be7 8.Nc3 0–0 9.Be2 e4 10.Nd2 d5 11.b5 dc4 12.0–0 Rc8 13.Nce4 c6 14.Nf6 Nf6 15.Rc1 =.

7.a4 Bf5 8.Be2 e4 9.Nfd2 d5 10.c5 Be7 11.0–0 Be6 12.b5 0–0 13.Nc3 c6 14.a5 cb5 15.Bb5 +=.

7.a4 Bg4 8.h3 Bf3 9.Qf3 e4 10.Qd1 Be7 11.Qb3 c6 12.Be2 d5 13.0–0 dc4 14.Bc4 0–0 15.a5 =.

7.a4 g6 8.Nc3 a5 9.b5 Bg7 10.Bd3 0–0 11.0–0 ed4 12.ed4 d5 13.c5 Re8 14.Re1 Nh5 15.Qd2 +=.

7.Bc3 a5 8.ba5 e4 9.Nfd2 Be7 10.Qc2 Bf5 11.Be2 0–0 12.Nf1 Be6 13.Nbd2 d5 14.Rb1 Qc8 15.Ng3 +=.

7.Bc3 a6 8.Nbd2 e4 9.d5 Bg4 10.h3 Bh5 11.g4 Bg6 12.Nd4 a5 13.ba5 Nc5 14.N4b3 Ncd7 15.Rb1 +=.

7.Bc3 c6 8.Be2 e4 9.Nfd2 Be7 10.0–0 0–0 11.a3 d5 12.c5 b6 13.Ba6 Bg4 14.f3 ef3 15.Nf3 =.

7.Bc3 e4 8.Nfd2 c6 9.Be2 Be7 10.0–0 0–0 11.Qc2 d5 12.c5 b6 13.a4 bc5 14.bc5 Rb8 15.Na3 =.

7.Bc3 Be7 8.d5 Bf5 9.Be2 a5 10.ba5 Nc5 11.0–0 0–0 12.Bb4 Nfd7 13.Nc3 Bf6 14.Nd2 Bg6 15.Nb3 =.

7.Bc3 Bg4 8.Be2 e4 9.Nfd2 Be2 10.Qe2 d5 11.0–0 c6 12.f3 ef3 13.Rf3 dc4 14.Nc4 Ne4 15.a3 =.

7.Nc3 a5 8.b5 Be7 9.Bd3 a4 10.a3 0–0 11.0–0 e4 12.Ne4 Ne4 13.Be4 Bc4 14.Bb7 Rb8 15.Bc6 +=.

7.Nc3 Nb6 8.de5 de5 9.c5 Nbd7 10.a3 c6 11.Bd3 Qc7 12.0–0 0–0–0 13.Qe2 Kb8 14.Rfd1 Be7 15.Rd2 +=.

7.Nc3 c6 8.Be2 e4 9.d5 ef3 10.de6 fe2 11.ed7 Qd7 12.Ne2 Be7 13.a3 0–0 14.Nf4 a5 15.0–0 =.

7.Nc3 ed4 8.Nd4 Bg4 9.f3 Bh5 10.Nf5 Bg6 11.Ng3 Be7 12.Bd3 Bd3 13.Qd3 Ne5 14.Qe2 Qd7 15.Rd1 0–0 16.Nb5 Qc6 (better is 16...Nc6!?=) 17.Nf5+/– Rfe8 18.c5 (worse is 18.Ne7 Re7 19.Be5 Re5+=) 18...Rad8?? (18...dc5 19.Ne7 Double attack (19.Be5 Deflection)) 19.Na7 (19.Be5 a6 20.Nc7 Qc7 21.cd6 (21.Nd6?! Bd6 22.Bd6 Qc6+–; 21.Bd6?! Bd6 22.Nd6 Re6+–) 21...Bd6 22.Bd6 (worse is 22.Nd6 Re5 23.Qc4 Qe7–/+; 22.Rd6?! Re5 23.Rd8 Qd8+=) 22...Qc3 23.Kf2+–) 19...Qa4 20.Be5 Qb4 21.Qd2 (21.Kf2 Qc5 22.Ne7 Re7+–) 21...Qa4 22.cd6 (better is 22.Nc8 Rc8 23.Ne7 Re7 24.Bf6 gf6 25.cd6+/–) 22...Qa7?? (better is 22...Bd6 23.Bd6 Qa7+=) 23.Bd4+– c5 24.Ne7 Kh8 (24...Kh7 25.Qd3 Kh8 26.Bf6 gf6+–) 25.Bf6 gf6 26.e4 (26.e4 Re7 27.de7 Rd2 28.e8Q Kg7 29.Rd2+–) 1–0. Novikov,Konstantin Ivan (2215) – Avcinov,Artem, Voronezh op–B, 2007.

7.Nc3 e4 8.Nd2 d5 9.a3 c6 10.Be2 Bd6 11.cd5 cd5 12.Nb5 Bb8 13.Rc1 a6 14.Nc3 Bd6 15.0–0 =.

7.Nc3 e4 8.Nd2 d5 9.cd5 Bd5 10.Nd5 Nd5 11.a3 a5 12.b5 N7f6 13.Qc2 Qe7 14.Be2 g6 15.0–0 Bg7 16.Bc4 Rd8 17.Bd5 Rd5+= 18.a4 0–0? 19.Ba3+– Qd7 20.Bf8 Bf8 21.Ne4 Ne4 22.Qe4 Bd6 23.g3 Rh5 24.Qb7 Qh3 25.Qg2 Qg2 26.Kg2 Rf5 27.Rac1 Kf8 28.e4 Rh5 29.e5 (29.e5 Bb4 30.Rc7+–) 1–0. Gross – Meyer, tt DB–Dresdner Bk, 1991.

7.Nc3 e4 8.Nd2 Bf5 9.Qc2 Qe7 10.Be2 g5 11.a4 Bg7 12.b5 0–0 13.h3 c5 14.bc6 bc6 15.0–0 Rfb8 16.Ba3 Rb7 17.Rfb1 Rab8= 18.Rb7 Rb7 19.Rb1 Rb1 20.Qb1 Nb6 21.a5 Nc8 22.Qb8 Kh7 23.g4+/– Bd7 24.Qb1 c5 25.Nde4 Ne4 26.Qe4 Qe4 27.Ne4 cd4 28.ed4 Bd4+/– 29.Nd6 Nd6 30.Bd6 f5 31.Bd3 Kg6 32.c5 Kf6 33.Bf5 Bf5 34.gf5 Kf5 35.c6 Ke6 36.Bf8 h5 37.a6 g4 38.hg4+/– hg4 39.Kg2 Bb6 40.Kg3 Kd5 41.Kg4 Kc6 42.f4 Bd8 43.Bg7 Kb6 44.Kf5 Ka6 45.Ke6 Kb5 46.f5 a5 47.Bf6 Bb6 48.Be7 Bd4= 49.Bf6?? Bc5?? 50.Ba1 a4+= 51.f6 a3= 52.f7 Bf8 53.Kd7 Kb4 54.Ke8 Bh6 55.Be5 Kb3 56.Ke7 a2 57.Kf6 Kc2 58.Kg6 Bf8 59.Kh7 1–0. Fredek (2065) – Guest1353260, Freundschaftspartie, 5m + 0s, 2006.

7.Nc3 Be7 8.Bd3 ed4 9.Nd4 Ne5 10.Ne6 fe6 11.Be2 0–0 12.0–0 Nc6 13.a3 a5 14.b5 Ne5 15.f4 +=.

7.Nc3 Bf5 8.Be2 e4 9.Nd2 d5 10.a3 c6 11.0–0 Bd6 12.cd5 cd5 13.Nb5 Bb8 14.Rc1 0–0 15.Qc2 =.

7.Nc3 Bg4 8.Be2 c6 9.Qc2 Qe7 10.d5 a5 11.dc6 bc6 12.Qa4 Qd8 13.Qc6 ab4 14.Nb5 Rc8 15.Nd6 +=.

7.Nbd2 a5 8.ba5 e4 9.d5 Bg4 10.h3 Bh5 11.g4 Bg6 12.Nh4 Bh7 13.Nf5 Bf5 14.gf5 Nc5 15.Qb1 +=.

7.Nbd2 a6 8.Bd3 Be7 9.d5 Bg4 10.h3 Bf3 11.Qf3 a5 12.a3 ab4 13.ab4 Ra1 14.Ba1 Qa8 15.Bc3 +=.

7.Nbd2 c5 8.bc5 ed4 9.c6 bc6 10.Nd4 Qc7 11.Ne6 fe6 12.Bd3 Kf7 13.Qc2 Be7 14.Bg6 Kg8 15.0–0 +=.

7.Nbd2 e4 8.d5 Bg4 9.h3 Bh5 10.g4 Bg6 11.Nh4 Bh7 12.Nf5 a5 13.ba5 Bf5 14.gf5 Nc5 15.Qb1 +=.

7.Nbd2 Qe7 8.Bd3 d5 9.de5 Qb4 10.Bd4 Nh5 11.Rb1 Qa3 12.cd5 Bd5 13.Bc4 Bc4 14.Nc4 Qa6 15.Nfd2 +/–.

7.Nbd2 Be7 8.Bd3 a5 9.b5 ed4 10.ed4 d5 11.c5 Nh5 12.0–0 0–0 13.Bc2 Re8 14.Re1 Nf4 15.Bc1 +=.

7.Nbd2 Bf5 8.Qa4 e4 9.Qb5 d5 10.Ne5 a6 11.Qb7 Rb8 12.Qa6 Bb4 13.Rd1 Ra8 14.Qb5 Rb8 15.Qa4 +/–.

7.Nbd2 Bg4 8.Bd3 ed4 9.Bd4 c5 10.bc5 dc5 11.Bc3 Nb6 12.Qc2 Bd6 13.Rd1 Bd7 14.Bf6 gf6 15.Nh4 +/–.

7.Nbd2 Rg8 8.Bd3 d5 9.cd5 Nd5 10.a3 a5 11.b5 ed4 12.Nd4 Nc5 13.Bh7 Rh8 14.Ne6 Ne6 15.Bf5 +/–.

7.d5 Bf5 8.Be2 a5 9.a3 ab4 10.ab4 Ra1 11.Ba1 c5 12.b5 Qa5 13.Bc3 Qa2 14.Nfd2 Be7 15.0–0 =.

7.d5 Bg4 8.Be2 Be7 9.0–0 0–0 10.Nc3 a5 11.a3 ab4 12.ab4 Ra1 13.Qa1 c5 14.Qa4 Qc7 15.Ra1 =.

7.Be2 a5 8.b5 e4 9.Nfd2 d5 10.Nc3 Bb4 11.0–0 0–0 12.a3 Bc3 13.Bc3 dc4 14.Qc2 Nb6 15.Ne4 +=.

7.Be2 c6 8.Qb3 e4 9.Nfd2 d5 10.Nc3 Qb6 11.c5 Qc7 12.a4 Be7 13.Rc1 0–0 14.h3 a6 15.b5 ab5 16.ab5 Nc5 17.dc5 d4 18.Bc4 dc3 19.Rc3 Nd5 20.Ne4 Nc3 21.Qc3 Qa5 22.Be6 fe6 23.b6 (23.bc6!? bc6 24.0–0 Qc3 25.Bc3+=) 23...Rf5 24.g4 Rd5 25.g5 h5 (25...Bg5?! 26.Rg1 e5 27.Qa5 Ra5 28.Ke2–+) 26.Rg1 (26.Qa5 Ra5 27.f4 Bc5 28.Nc5 Rac5–+) 26...Qc3 27.Bc3 Bc5 28.Ke2 Bb6 29.f4 (29.Rb1 Ra2 30.Kf1 Ra6–+) 29...Rf5 (better is 29...Ra2!? 30.Bd2–+) 30.Kf3 Raf8 31.Rb1 Rb5 32.Ra1? Bc7 33.Rg1? e5 34.Rd1 ef4 35.Rd7 fe3 36.Ke3 Rf7 37.Rd3 Bf4 38.Ke2 Bg5 39.Rg3 Re7 40.Kd3 Rd5 41.Bd4 Red7 42.Rg5 Rg5 43.Ng5 c5 0–1. Szary,Marcin (1855) – Litowski,Jakub, DMR KPZSzach Poland, 2008.

7.Be2 c6 8.Nc3 Bg4 9.h3 Bf3 10.Bf3 e4 11.Be2 d5 12.Qb3 Qe7 13.a3 Qe6 14.0–0 Bd6 15.b5 =.

7.Be2 ed4 8.ed4 Nb6 9.d5+= Bg4 10.Nbd2 Be7 11.0–0 Bf3 12.Bf3 0–0 13.a4 a5+= 14.b5 Nbd7 15.Re1+/– b6 16.Nb3 Nc5 17.Nd4 Re8 18.Nc6 (18.Nc6 Qd7 19.Ra3+–) 1–0. pumpkin (2190) – petrliska (2120), net–chess.com, 2005.

7.Be2 e4 8.d5 ef3 9.de6 fe2 10.ed7 Qd7 11.Qe2 Be7 12.0–0 Qe6 13.Nc3 c6 14.Rfd1 0–0 15.Qd3 =.

7.Be2 Be7 8.0–0 0–0 9.de5 de5 10.c5 a5 11.a3 Nd5 12.e4 Nf4 13.Nbd2 ab4 14.ab4 Ra1 15.Ba1 =.

7.Be2 Bg4 8.0–0 e4 9.Nfd2 Be2 10.Qe2 d5 11.a3 c6 12.f3 ef3 13.Rf3 dc4 14.Nc4 Nb6 15.e4 +=.

7.de5 de5 8.c5 a5 9.a3 Bg4 10.h3 Bf3 11.Qf3 e4 12.Qf4 ab4 13.ab4 Ra1 14.Ba1 Be7 15.Nd2 +/–.

7.de5 Ne5 8.Nbd2 Qe7 9.Be2 0–0–0 10.0–0 Kb8 11.Qa4 Qe8 12.Qa3 Be7 13.Rad1 Bg4 14.Rfe1 Nf3 15.Bf3 +/–.

7.h3 a5 8.ba5 ed4 9.Nd4 Be7 10.a6 Ra6 11.c5 Ra7 12.c6 Nc5 13.Ne6 fe6 14.Bd4 b6 15.Nc3 =.

7.h3 a6 8.a3 a5 9.Bd3 e4 10.d5 Bd5 11.cd5 ed3 12.Qd3 c6 13.dc6 bc6 14.0–0 d5 15.Rc1 +=.

7.h3 c5 8.bc5 ed4 9.Nd4 Nc5 10.Be2 Be7 11.0–0 0–0 12.Nc3 Rc8 13.Rb1 b6 14.Qd2 a6 15.Ba1 +=.

7.h3 c6 8.Nc3 Be7 9.e4 ed4 10.Nd4 Qb6 11.a3 0–0 12.Bd3 Ne5 13.Ne6 fe6 14.0–0 Rad8 15.Be2 =.

7.h3 e4 8.d5 ef3 9.de6 fe6 10.Qf3 d5 11.a3 a5 12.cd5 ed5 13.Qf5 Bd6 14.Qg6 Kf8 15.b5 =.

7.h3 Ne4 8.Bd3 d5 9.a3 a5 10.b5 Ng5 11.cd5 Bd5 12.de5 Nf3 13.gf3 Bb3 14.Bc2 Bc4 15.f4 =.

7.h3 Qe7 8.a3 0–0–0 9.d5 Bf5 10.Nc3 Kb8 11.Qe2 Ne4 12.Rc1 Nc3 13.Bc3 Nf6 14.Nd2 Bg6 15.e4 =.

7.h3 Be7 8.a3 a5 9.b5 ed4 10.Nd4 0–0 11.Be2 Ne4 12.0–0 Bf6 13.Nc3 Nc3 14.Bc3 Qe7 15.Rb1 =.

7.h3 Bf5 8.Be2 e4 9.Nfd2 d5 10.Qb3 Qe7 11.a3 dc4 12.Qc4 Nb6 13.Qc2 a5 14.b5 Nbd5 15.0–0 +=.

7.h3 g6 8.Nbd2 c6 9.Bd3 Bg7 10.0–0 0–0 11.Re1 Qc7 12.Rc1 Qb6 13.a3 a5 14.c5 dc5 15.de5 =.

6.d4 e4

7.Nfd2 c6 8.Be2 Be7 9.d5 cd5 10.cd5 Bd5 11.Nc3 Be6 12.Nce4 0–0 13.0–0 a6 14.Nf6 Bf6 15.Bf6 Qf6 16.Ne4 Qg6 17.Bf3 Rd8 18.Nc5!+– Nc6 19.Nb7 Ne5 20.Nd8 Rd8 21.Bd5 Bh3 22.Rc1 Be6 23.Qd4 Nd3 24.Rc3 Bd5 25.Qd5 Nb4 26.Qc4 a5 27.a3 d5 28.Qc7 (28.Qc7 Qd6 29.Qd6 Rd6 30.ab4 ab4 31.Rb3+–) 1–0. woschkat (2395) – tonyh (2425), net–chess.com, 2002.

7.Nfd2 d5 8.c5 a6 9.Be2 c6 10.Nc3 Qc8 11.a4 Nbd7 12.a5 Be7 13.Na4 0–0 14.Nb6 Nb6 15.ab6 Ne8 16.0–0 f5 17.Nb3 Bg5 18.g3 Qd8 19.Na5 Qc8 20.Re1 f4 21.ef4+= Bf4? 22.gf4+– Rf4 23.Bc1 Rh4 24.f3 Bf7 25.Ra2 Nf6 26.Be3 ef3 27.Bf3 Ne4 28.Rg2 Kh8 29.Bg4 Rg4 30.Qg4 Qg4 31.Rg4 Nf6 32.Rf4 Kh7 33.Nb7 Be8 34.Nd6 Bd7 35.Bf2 Rf8 36.Re7 Kg8 37.Rf6! Rf6 38.Rd7 Rg6 39.Kf1 (39.Kf1 Kh7 40.b7 Rd6 41.Rd6 Kg8 42.b8Q Kh7 43.Qe8 a5 44.Qg6 Kg8 45.Rd8#) 1–0. Buczinski,Henryk – Przypadlo,Wladyslaw, Siemianowice Slaskie, 1964.

7.Nfd2 d5=+ 8.c5 Be7 9.Bb5 c6 10.Be2 0–0 11.b5 b6 12.cb6 ab6 13.a4 cb5 14.Nc3 ba4–/+ 15.Ra4 Nbd7 16.0–0 Qc7 17.Nb5 Qb7 18.Ra8 Ra8 19.Qb3 Nf8 20.Rc1=+ Rc8 21.Rc8 Qc8 22.Ba3 Ba3 23.Qa3 Qc2 24.Qb4 Qc1 25.Nf1 Qa1 26.Nc7 Qa5 27.Qb1 Bd7 28.h3 Ne6 29.Ne6 Be6 30.Qc1 b5 31.Nd2 b4 32.Nb3 Qa2 33.Bd1 Bd7 34.Nc5 Bb5 35.Bb3 Qe2 36.Qc2 Qc2–+ 37.Bc2 Nd7 38.Nd7 Bd7 39.Bb3 Bc6 40.Kf1–+ Kf8 41.Ke1–/+ Ke7 42.Kd2 Kd6 43.f3 f5 44.fe4 fe4 45.Kc2 Bb5–+ 46.Kb2 Bf1 47.Bd1 Bg2 48.Bg4 Bf3 49.Bf5 Bh5 50.Kb3 Bf7 51.Kb4 Be6 52.Bg4 Bg4 53.hg4 g6 54.Kc3 Ke6 55.Kd2 Kf6 56.Ke2 Kg5 57.Kf2 Kg4 58.Kg2 g5 (58...g5 59.Kf2 Kh3–+) 0–1. Kanka,J (1650) – Bolek,M, Plzen FSB C, 2003.

7.Nfd2 d5=+ 8.cd5 Bd5 9.a3 Bd6 10.Nc3+= c6 11.Qc2 Nbd7 12.Nde4+/– Ne4 13.Ne4 Nf6 14.Nf6 Qf6+= 15.e4 Qg6 16.f3+/– 0–0 17.Bd3 Qe6 18.0–0 Bb3 19.Qc3 Ba4 20.d5! Qf6 21.e5 Be5 22.Qe5 Qe5 23.Be5 cd5 24.Rac1 Rfe8 25.Bd4 b6 26.Rc7 Bb3 27.Rfc1 a5 28.Bb5 Re6 29.Rc8 Rc8 30.Rc8 Kh7 31.Bd3 Rg6 1–0. Breschigliaro,R – Reuter,Gerd, Val Maubuee op2, 1990.

7.Nfd2 d5 8.cd5 Nd5 9.Ne4 Bb4=+ 10.Nbd2 Nd7 11.a3= Be7 12.Bd3 0–0 13.Qc2 Rc8 14.Nc5 Nc5 15.dc5 c6 16.Nb3 Nf6 17.0–0 Bb3 18.Qb3 Bc5 19.Bf5 Rc7 20.Be5 Re7 21.Rfd1 Qe8 22.Bf6+/– gf6 23.e4 Qb8+= 24.Qh3 Qf4 25.Rd3 Bf2= 26.Kh1 Kh8?? 27.Rf3+– Qh4 28.Rf2! Qh3 29.gh3 Rg8 30.Rg2 Rg5 31.Rd1 Kg7 32.h4 Rg2 33.Kg2 Re5 34.Rd7 c5 35.Rb7 c4 36.Rc7 Ra5 37.Rc4 Ra3 38.h5 a5 39.Rc7 Kf8 40.Rc8 Kg7 41.Ra8 a4 42.Bd7 Ra2 43.Kg3 a3 44.h3 Ra1 45.Kf2?? a2+= 46.Ke2?? Rh1 47.Ra2 Rh2 48.Kf3 Ra2 49.Bf5 Kf8 50.Ke3 Ke7 51.Kd4 Kd6 52.Bg4 Ra4 53.Ke3 Ke5 54.Bf5 Ra3 55.Kf2 Kf4 56.Kg2 Ra2 57.Kf1 Kf3 58.Ke1 Rh2 59.Kd1 Ke3 60.Kc1 Rg2 61.Kd1 Rg5 62.Kc2 Rh5 63.Kc3 Rh4 64.Kc2 Rf4 65.Kd1 h5 66.Ke1 h4 67.Bh7 Re4 68.Be4 Ke4 69.Kf2 f5 70.Kg2 Ke3 71.Kh2 f4 72.Kg2 Ke2 73.Kh2 f3 74.Kg1 f2 75.Kh2 Kf3 (75...Kf3 76.Kh1 f1Q 77.Kh2 Qg2#) 0–1. Lins,Thomas – Voigt,Ingo, Berlin Unicorn op, 2003.

7.Nfd2 Be7 8.d5 Bf5 9.Nc3 Nbd7 10.Qc2+/– 0–0 11.Nce4 Be4 12.Ne4 Ne4 13.Qe4 Bf6 14.Qc2 Bb2 15.Qb2 Ne5 16.Be2 Qh4 17.Qd4 Qe7 18.0–0 f5 19.f4 Nd7+/– 20.Bd3 a5 21.a3 Rae8 22.Rae1 ab4 23.ab4 Ra8 24.e4 fe4 25.Re4 Qf6 26.Qf6 Nf6 27.Re7 Rf7 28.Rfe1 Kf8 29.R7e2 Ng8 30.Bh7 Ne7 31.Re6 Rb8 32.g3 b5+/– 33.cb5 Nd5 34.Bg6 Re7+= 35.Re7 Ne7 36.Bd3 Nd5 37.Re4 Nc3 38.Rc4 Nb5 39.Rc6 Rb7 40.Bb5 Rb5 41.Rc7 Rb4 42.Rd7 Rd4 43.Kf2 Rd2 44.Ke3 Rh2 45.Rd6 Ke7 46.Ra6 ½–½. Khrustalev,Alexander (1930) – Poletaev,Vitaly (2070), Dubna op, 2007.

7.Nfd2 Bg4 8.Qc2+= Bf5 9.Nc3 Qe7 10.f3+/– Bg6 11.Nde4 Ne4 12.fe4 Nd7 13.0–0–0 Nf6+= 14.Bd3 0–0–0 15.Rdf1 Re8 16.Rf4 Bh7 17.Rhf1 Bg6 18.Qa4 Kb8 19.Qd1 Nh5 20.Nd5 Nf4 21.Ne7 Nd3 22.Qd3 Re7 23.Rf4+– f6 24.a3 c6 25.d5 Kc7 26.dc6 bc6 27.Qd4 Bh7 28.Qa7 Kc8 29.Qa8 Kc7 30.b5 Be4 31.Re4! (31.Re4 Re4 32.Qc6 Kd8 33.Qe4+–) 1–0. Bonetti,Shane – shmikci (1730), ICC, 2002.

7.d5 Bc8 8.Nd4 c5 9.dc6 Nc6 10.Nd2 Be7 11.Rc1 d5 12.b5 Bg4 13.Qa4 Ne5 14.c5 Nfd7 15.N4b3 +=.

7.d5 Bd7 8.Nfd2 a5 A) 9.Nc3 Bf5 10.b5 Nbd7 11.Be2 Nc5 12.0–0+=; B) 9.ba5 Bf5 10.Qb3 Nbd7 11.Qb5 (11.Bd4 Nc5 12.Bc5+=) 11...Be7 12.Bd4+=; C) 9.b5 Bf5 10.Bd4 (10.Be2 Be7 11.0–0 Nfd7 12.Bg4+=) 10...Nbd7 C1) 11.Be2 g5 (11...Qe7 12.0–0+/–) 12.0–0+/–; C2) 11.Nc3 Qe7 12.Be2+/–.

7.d5 Bd7 8.Nfd2 Qe7 9.Qc2 a5 10.ba5 Na6 11.Bd4 Nc5 12.Nc3 Bf5 13.Rb1 c6 14.f3 Bg6 15.Bf6 +/–.

7.d5 Bd7 8.Nd4 A) 8...c6 A1) 9.dc6 bc6 (9...Nc6 10.a3 Be7 11.Be2 a5 12.b5+=) 10.a3 (10.Be2 c5 11.Nc2 cb4 12.Nb4+=) 10...c5 11.Nc2 Be7 12.Be2+=; A2) 9.Qb3 a5 10.b5 Be7 11.dc6 bc6 12.Nc3+=; A3) 9.Nd2 cd5 (9...Be7 10.Rb1 cd5 11.cd5 Nd5 12.Ne4+=) 10.cd5 Nd5 11.Ne4 Nb4 12.Nb5+=; A4) 9.Qc2 Be7 10.a3 (10.Be2 Na6 11.dc6 bc6 12.b5=) 10...a5 11.b5 cb5 (11...Qc7 12.Nc3+=) 12.cb5+=; B) 8...c5 9.dc6 Nc6 10.a3 a5 (10...Be7 11.Be2 a5 12.b5+=) 11.b5 Nd4 12.Bd4+=.

7.d5 ef3 8.de6 fe6 9.Qf3 d5 10.a3 Be7 11.Nc3 a5 12.b5 0–0 13.cd5 ed5 14.Qf5 Qd6 15.e4 +/–.

7.d5 Bf5 8.Nd4 Bg4 9.Qc2 c5 10.bc5 dc5 11.Nb5 Bf5 12.Nd2 Be7 13.0–0–0 a6 14.Nc3 0–0 15.Nce4 +/–.

7.d5 Bg4

8.h3 Bd7 A) 9.Nd4 c6 (9...Be7 10.Be2 c5 11.dc6 bc6 12.a3+=) 10.dc6 (10.Qc2 Be7 11.Be2 0–0 12.Nc3=) 10...Nc6 11.a3 A1) 11...d5 12.Nd2+= (12.cd5+=); A2) 11...a5 12.b5+=; B) 9.Nfd2 a5 10.ba5 Na6 (10...Ra5 11.Nc3 Bf5 12.Qb3+/–) 11.Bd4 Be7 (11...c5 12.Bc3+=) 12.Nc3+=.

8.h3 Bh5 9.Qa4 Qd7 10.Qd7 Nbd7 11.Nfd2 Bg6= 12.Nc3 =.

8.h3 Bh5 9.g4 Ng4? 10.hg4?? (better is 10.Qa4 Qd7 11.Qd7 Nd7 12.hg4 Bg4 13.Nd4+–) 10...Bg4+= 11.Be2 Bf3 12.Bf3 ef3 13.Nd2 Nd7 14.Qf3 Rg8 (14...Qe7!?+=) 15.Qe4= Be7 16.Qh7 Kf8 17.Ne4 Nf6 18.Bf6 Bf6 19.0–0–0 Qe7 20.Rdg1 (20.Kc2 Re8 21.Kd3 Qe5+=) 20...g6 (20...Qe5!? 21.Nf6 Qf6+=) 21.Qh6= (worse is 21.Nf6 Qf6 22.Qh6 Ke8–/+) 21...Bg7 22.Qf4 Qe5 23.Qe5 Be5 24.Kd2 Ke7 25.f4 Bf6 26.Nf6 ½–½. Antipov Olano,Maxim – Corral Yugueros,Nuria, Euskadi–ch U20, 2004.

8.h3 Bh5 9.g4 Bg6 10.Nh4 Bh7 11.Nf5= a5 12.Nd2 =.

8.h3 Bh5 9.g4 Bg6 10.Nh4 Bh7 11.Nf5 Bf5 12.gf5 a5 13.ba5 Nbd7 14.Nd2 Nc5 15.Qb1 +=.

6.Be2 Nbd7

7.0–0 Be7 8.d4 e4 9.Nfd2 d5 10.c5 c6 11.a4 0–0 12.b5 Qc7 13.Nb3 Nh7 14.Nc3 f5 15.a5 f4 16.ef4 Qf4 17.Bc1 Qc7 18.b6 ab6 19.ab6+= Qb8 20.Be3 Bg5 21.Ra8 Qa8 22.Qa1 Ndf6 23.h3 Qc8 24.Qa7 Bh3 25.gh3 Qh3–+ 26.Nd1? Ng4 27.Bg4 Qg4 28.Kh1 Rf3 29.Qb8 Kf7 30.Qc7? Kg6 31.Qd6 Nf6 32.Bg5 Rh3 33.Qh2 Qf3 34.Kg1 Rh2 35.Kh2 Ng4 36.Kg1 Kg5 37.Na5 Qh3 38.Re1 Nh2 39.Re3 Nf3 40.Rf3 ef3 41.Ne3 Qc8 42.Kh2 Qa8 43.Nb3 Qa2 (43...Qa2 44.Kg3 Qb3–+) 0–1. hal1958 – KMONTE, playchess.de, 2003.

7.a4 Be7 8.0–0 0–0 9.d3 c6 10.Nc3 d5 11.Qb3 Qc7 12.b5 dc4 13.dc4 cb5 14.ab5 Nb6 15.Nd2 Rfc8= 16.Rfc1 Nc4 17.Qc2 Nb6 18.Qb1 Qd8 19.Nce4 Ne4 20.Ne4 f6 21.Ba3 Ba3 22.Ra3 Bf5 23.Rac3 Rc3–/+ 24.Rc3 Nd5 25.Rc1 a5 26.ba6= ba6 27.Rd1 Qa5 28.Bc4 Kh7? 29.Bd5 Rd8 30.Nf6! gf6 31.Qf5 Kg7 32.Qg4 Kf8 33.Qg8 Ke7 34.Qe6 Kf8 35.Qf7# 1–0. aschellen – akinci, internet, 2006.

6.Be2 Be7

7.0–0 0–0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0–0 6.Be2 h6 7.0–0 Be6).

7.0–0 Nc6 8.b5 Na5 9.d3 =.

7.0–0 Nbd7 8.Nc3 a6 9.Qc2 c6 10.d4+= Qc7 11.de5 de5= 12.a3 Nh7 13.Rac1 Ng5 14.Qb3 0–0 15.Nd5?? Nf3+= 16.gf3?? Qd8?? 17.Ne7= Qe7 18.Kh1 Qh4 19.Rg1 f6 20.Qd3 Rad8 21.Qg6= Rf7 22.Bd3 Nf8–/+ 23.Qe4 Qe4 24.Be4 Rd2 25.Bc3 Rf2 26.Rg3 Rd7 27.Rcg1 Bc4–+ 28.Bf5 Re7 29.Rh3 Rf1 30.Rhg3 Rg1 31.Kg1 g5 32.h4 Kg7 33.hg5 hg5 34.f4 Bd5 35.fg5 fg5 36.Rg5 Kf6 37.Rh5 Bf3 38.Rh3=+ Rg7 39.Kf2 Bd5 40.e4 Bf7 41.Bc8+/– Ne6 42.Rf3+= Kg5? 43.Bd2?? Nf4 44.Bb7+/– Bh5 45.Rg3 Kf6 46.Rg7+– Kg7 47.Bf4 ef4 48.Bc6 Bf7? 49.a4 Kf6+/– 50.b5 ab5 51.a5 b4= 52.a6 b3 53.a7 b2 54.a8Q b1Q 55.Qh8 Ke7 56.Qe5+/– Kf8 57.Qh8 Ke7+= 58.Qe5 Kf8= ½–½. Wall,Bill – Ramos, Palo Alto CA, 1989.

7.0–0 Nbd7 8.d4+= ed4 9.Nd4 Nf8 10.Ne6 Ne6 11.Bg4 Ng4= 12.Qg4 Bf6 13.Bf6 Qf6 14.Nd2 0–0 15.Ne4+= Qe5 16.Ng3 f5 17.Qe2 f4 18.ef4 Qe2 19.Ne2 Nf4 20.Nf4 Rf4 21.Rac1 Re4 22.Rfe1 Rae8 23.Re4 Re4 24.Kf1 Kf7 25.b5 g5 26.Rc3 Re5 27.f3 Ke6 28.Ra3+= Rc5 29.Ra7+/– Rc4 30.Rb7 Rc1 31.Kf2 d5 32.a4 d4 33.Rb8 Rc2 34.Ke1 Kd7 35.Rh8+/– Rg2 36.Rh6 d3 37.a5 Ra2 38.a6 Re2 39.Kd1 Ra2 40.Rg6 Rh2 41.Rg5 Ra2? 42.Rd5 Kc8 43.Rd3 Kb8 44.Rc3 Rb2 45.Rc5 Rf2 46.Rf5 Ka7 47.f4 Kb6 48.Ke1 Rb2 49.Re5 Rc2 50.f5 c6 51.bc6 Rc6 52.Re6 (52…Ka7 53.Rc6+–) 1–0. Melzig,Ernst – Holzinger,Laslo, 6sen.Wttg/Ellwangen, 1994.

7.0–0 Nbd7 8.d4+= e4 9.d5 ef3 10.de6 fe2 11.ed7 Qd7 12.Qe2 =.

7.d4 e4 8.Nfd2 0–0 9.Nc3 d5 10.b5 Bb4 11.Qb3 Bc3 12.Qc3 c6 13.a4 cb5 14.ab5 Nbd7 15.c5+= Qc7 16.h3 Rfc8 17.Nb3 Ne8 18.Kd2 f5 19.g3 Nef6 20.Ra3 b6 21.c6 Nf8 22.Raa1 Ne8 23.Ba3 Nh7 24.h4 Bf7 25.Qb4 Nhf6 26.Qf8 Kh7 27.Be7 Ng8 28.Ba3 Ngf6 29.Qe7 Qe7 30.Be7 Ng8 31.Bb4 Ngf6 32.Rhc1 Kg8 33.Ra2 Bh5+/– 34.Bf1 Kf7 35.Rca1 Rc7 36.Ra6+– Ke6 37.Rb6! ab6 38.Ra8 Nd6 39.Bd6 Kd6 40.Ra6 Rc8 41.Rb6 Ra8 42.Rb7 Ra2 43.Kc3 Rf2 44.c7 Bd1 45.c8N (45.c8N Ke6 46.Nc5#) 1–0. Bigalke,Andre (2070) – Schwerdtfeger,Wolfgang (1885), Norderstedt op 5th, 2005.

5.h3 Be7

6.Nf3 0–0

7.Nc3 a5 8.b5= Nbd7 9.d4 ed4 10.Nd4 Nc5 11.Be2 Qd7 12.0–0.

7.Nc3 Na6 8.a3 c5 9.bc5 Nc5 10.d4 ed4 11.Nd4 Qb6 12.Rb1.

7.Nc3 Bd7 8.Be2 A) 8...Bf5 9.0–0 a5 10.b5 Nbd7 11.d4 c6 12.a3; B) 8...h6 9.d3 (9.d4 e4 10.Nd2 Bf5 11.0–0 d5 12.a3) 9...a6 10.0–0 Nc6 11.a3 Re8 12.d4; C) 8...e4 9.Ng5 Bf5 10.Qc2 d5 11.cd5 Bb4 12.f3.

7.Nc3 Nbd7 8.Ng5 a5 (8...d5 9.cd5 Bd5 10.Qc2 Nb6 11.Nd5 Qd5 12.e4) 9.b5 Nb6 10.Ne6 fe6 11.d4 ed4 12.ed4.

7.Nc3 Bf5 8.Be2 Nbd7 9.0–0 (9.a3 c5 10.0–0 e4 11.Ne1 d5 12.cd5) 9...c5 10.a3 e4 11.Ne1 d5 12.cd5.

7.Nc3 h6 8.d4= ed4 (8...e4 9.d5 ef3 10.de6 fe6 11.Qf3= d5 12.a3) 9.Nd4 (worse is 9.Qd4 Nc6 10.Qd2 Nb4–/+ 11.Be2 Nc6 12.0–0) 9...Bd7 (9...a5 10.b5= Nbd7 11.Be2 Nc5 12.0–0) 10.Bd3 Nc6 (10...c5 11.bc5 dc5 12.Nf5) 11.Nc6 Bc6 12.0–0 (12.b5 Bd7+=) 12...d5 13.cd5 Nd5 (13...Bd5 14.Nd5 Nd5 15.Qg4+=) 14.b5+/– Nc3 15.Bc3 Bd7 16.Qf3 c6 17.Rad1 Qc7?? (better is 17...Qe8+/–) 18.Qe4+– f5 (18...Bf5 19.Qf5 g6+–) 19.Qe7 cb5 (19...Rf7 20.Bc4 Be6 21.Qe6 cb5 22.Qf7 Qf7 23.Bf7 Kf7 24.Rd7 Kf8 25.Bg7 Kg8 26.Bh6 a6+–) 20.Qg7 1–0. wiking – rubensar, queenalice.com, 2009.

7.Be2 d5 8.Be5 (8.Ne5 dc4 9.b5 Qd5=) 8...dc4+= 9.Nc3 Bb4 10.Qa4 Nc6 11.a3 Ba5 (11...Ne5 12.Qb4 Nf3 13.gf3–/+) 12.Bc4+= a6 13.Be6= fe6 14.Ng5 (14.Qb3 Qe7=) 14...b5 (14...Ne5 15.Ne6 Qd3 16.Nf8 Bc3 17.Qb3 Nd5 18.dc3 Rf8–+ (worse is 18...Kf8 19.Rd1 Qc3 20.Qc3 Nc3 21.Rc1–+)) 15.Qh4? (15.Bf6 Rf6 16.Qe4+=) 15...Ne5–+ 16.Ne6 Qd3 17.Qg3 (17.Qd4 Qd4 18.Nd4–+) 17...Ng6 18.Nf8 (18.e4 Qg3 19.fg3–+) 18...Bc3 (18...Kf8?! 19.Qf3 Rd8 20.Qe2–+; 18...Rf8?! 19.e4 Qg3 20.fg3 Bc3 21.dc3 Ne4 22.Rf1–+) 19.Rd1 (19.dc3 Qc3 20.Ke2 Qb2 (20...Kf8?! 21.Rhc1 Qb2 22.Kf1–+) 21.Kf3 Ne5 (21...Nf8?! 22.Rhb1 Qc2 23.Rc1 Qe4 24.Ke2–+) 22.Qe5 Qe5 23.Nh7 Kh7–+) 19...Ne4 20.Qf3 (20.dc3 Qc3 21.Kf1 Ng3 22.fg3 Rf8 23.Kg1–+) 20...Bd2 21.Rd2 Qd2 22.Kf1 Qc1 23.Ke2 Nc3 (23...Rf8?! 24.Rc1 Rf3 25.gf3–/+) 24.Kd3 Rd8 (24...Rf8?! 25.Qf8 Kf8 26.Rc1–/+) 25.Qd5 Rd5 0–1. mlaurent – tmurphy, net–chess.com, 2001.

7.Ng5 Bd7 8.d4 +=.

7.Ng5 h6 8.Ne6= fe6 9.Qc2 e4 10.d4 d5 11.Bc3 c6 12.Be2 Qd7 13.0–0 Na6 14.Qb2 Nc7 15.Nd2 dc4 16.Nc4 Ncd5 17.Ne5 Qd6 18.Bd2 Nh5?? (better is 18...Qc7+=) 19.Bh5+– Nf6 20.Be2 Nh7 21.Qc2 Ng5 22.h4 Nf7 23.Ng6 Rfd8 24.Qe4 Qc7 (24...Bf6 25.Bc4 Re8 26.Qf4+–) 25.Qe6 Rd6 (25...Bf6+–) 26.Ne7 Kf8 27.Ng6 Kg8 28.Qg4 Re8 29.Qg3 Ree6 30.h5 Ng5 (30...Re8 31.Bc4 a6 32.Ne5+–) 31.Bc4 Qf7 32.Qg4 Qf6 33.Nf4 (33.e4!? Qd4 34.Be6 Ne6+–) 33...Kh7 34.Ne6 Ne6 35.Bc3 Ng5 36.Bd3 Kh8 37.f4 (37.Qc8!? Qd8 38.Qd8 Rd8+–) 37...Ne6 38.Rad1 b5 39.Bc2 (better is 39.d5 Qc3 40.Qg6 Kg8+–) 39...Rd5 40.Bb3 (40.e4 Rd8+–) 40...Rd6 41.e4 Nf4 42.Rf4 Qe7 43.Rf7 Qd8 44.Qg7 1–0. pierre – tannik, internet, 2007.

7.Nc3 Nc6

8.b5 Na5 A) 9.d3 a6 10.Be2 Re8 11.0–0 ab5 12.cb5 Nd5 13.Qb1 Nc3 14.Bc3 Bf6; B) 9.c5 dc5 (9...c6 10.d4 dc5 11.de5 Nd5 12.Nd5 cd5 13.Bc3 Re8 14.Bd3 Nc4; 9...Re8 10.Qa4 c6 11.Rd1 Rc8 12.d4 dc5 13.de5 Nd7 14.Ne4 cb5; 9...Rb8 10.d4 ed4 11.cd6 Bd6 12.Nd4 Bc4 13.Qa4 Bf1 14.Rf1 c6; 9...Nc4 10.Bc4 Bc4 11.d3 Be6 12.0–0 a6 13.a4 ab5 14.ab5 Ra1; 9...Nd7 10.Qa4 b6 11.c6 Nc5 12.Qc2 Nc4 13.d4 e4 14.Ne4 Nb2) 10.Ne5 Bd6 11.Ng4 Ne8 12.d4 cd4 13.Qd4 c5 14.Qe4 Qe7; C) 9.Qa4 c5 (9...c6 10.d4 e4 11.Ng5 Bf5 12.Ba3 h6 13.h4 cb5 14.Qb5 Bd7; 9...b6 10.Ng5 Bd7 11.Bd3 c6 12.Qc2 h6 13.Nh7 Nh7 14.Bh7 Kh8 15.Be4) 10.d4 (10.Ng5 Bf5 11.e4 Bg6 12.d3 a6 13.Nf3 ab5 14.Qb5 Ne8) 10...ed4 11.ed4+= a6 12.d5 Bf5 13.Be2 Re8 14.0–0 Nd7.

8.b5 Nb8

9.Qc2 a6 (9...Nbd7 10.Ng5 a6 11.ba6 Ra6 12.d4 ed4 13.ed4 h6 14.Ne6 fe6; 9...c6 10.d4 Nbd7 11.Bd3 ed4 12.Nd4 Ne5 13.0–0 Rc8 14.bc6 bc6; 9...a5 10.Ng5 Bc8 11.Bd3 h6 12.Nh7 Nh7 13.Bh7 Kh8 14.Bf5 Nd7) 10.d4 ab5 11.cb5 ed4 12.Nd4 c5 13.Ne6 fe6 14.g4 Qa5.

9.d4 ed4 (9...Nbd7 10.Ng5 a6 11.ba6 Ra6 12.Bd3 ed4 13.ed4 Ra5 14.Ne6 fe6) 10.Nd4 Nbd7= 11.Be2 a6 12.0–0 ab5 13.cb5 d5 14.Qc2 Bd6.

9.Be2 a6 (9...Nbd7 10.0–0 Nb6 11.d3 a6 12.a4 ab5 13.ab5 Ra1 14.Qa1 Qc8; 9...Bf5 10.d4 e4 11.Nd2 a6 12.g4 Bg6 13.h4 h5 14.g5 Ng4) 10.Ng5 ab5 11.cb5 d5 12.d4 ed4 13.Qd4 c5 14.bc6 Nc6.

9.e4 Nbd7 (9...a6 10.d4 ed4 11.Nd4 Nbd7 12.Bd3 Nc5 13.0–0 ab5 14.cb5 Nfd7; 9...c5 10.Be2 a6 11.Qa4 Nfd7 12.0–0 f5 13.d3 Nb6 14.Qb3 fe4; 9...a5 10.d4 ed4 11.Nd4 Nbd7 12.Bd3 Ne5 13.Nd5 c6 14.Ne6 Nd3; 9...Qe8 10.d4 ed4 11.Nd4 Nbd7 12.Bd3 Nc5 13.0–0 Qd7 14.Re1 a6; 9...Kh8 10.d4 ed4 11.Nd4 Nbd7 12.Bd3 Ne5 13.Nd5 Nfd7 14.Be2 c5) 10.d4 ed4 11.Nd4 Nc5 12.Bd3 Nfd7 13.Be2 Ne5 14.Ne6 fe6.

9.Ng5 a6 10.Ne6 fe6 11.c5= ab5 12.Bb5 c6 13.cd6 Qd6 14.Be2 b5.

9.Ng5 Bf5 10.Qf3 Bg6 (10...Qc8!?= 11.Be2 a6 12.0–0 ab5 13.cb5 Re8 14.Rfc1 Bg6) 11.Qb7+= Nbd7 12.Nge4 (12.Qf3 a6+= 13.Nge4 ab5 14.Nf6 Nf6) 12...Ne4 13.Ne4 f5 (13...Rb8 14.Qd5 c6 15.Qc6 Rc8–/+) 14.Nc3+/– Nc5 15.Qd5 Bf7 16.Qf3 e4 17.Qd1 (17.Qf5 Be6 18.Qh5 a6+/–) 17...Nd3 (17...Bf6 18.d4 ed3 19.Bd3+=) 18.Bd3+/– ed3 19.Nd5 Bd5 20.cd5 Qd7 21.Qb3 f4 (21...a6 22.a4+/–) 22.Qd3 fe3 (22...Rab8 23.a4+/–) 23.de3+– Rab8 24.a4 a6 25.0–0 ab5 26.a5 Ra8 27.a6 Qd8 (27...Bg5 28.Rfb1+–) 28.a7 (28.Qb5 Bf6+–) 28...Bf6 (28...Qe8 29.Bd4+–) 29.Qb5 Bb2 30.Qb2 Qf6 (30...Qc8+–) 31.Qf6 Rf6 32.Rfb1 1–0. pierre – oppow, internet, 2010.

6.Nf3 Nbd7

7.Nc3 0–0 8.Ng5 c6 9.Ne6 fe6 10.a3 =.

7.Nc3 0–0 8.Ng5= Bf5 9.g4 Bg6 10.h4 h6 11.h5 Bh7 (11...Bh5 12.gh5 hg5 13.h6 gh6 14.Rh6=) 12.Nh7+= Nh7 13.Bg2 c6 (13...Ng5 14.Qc2+=) 14.b5 Ng5 (14...Rc8 15.Rb1+=) 15.bc6 bc6 16.Bc6 Rc8 17.Bd5 Nf6 18.f4 Nd5 19.Nd5 (worse is 19.fg5 Nc3 20.Bc3 Bg5–/+) 19...Ne4 20.0–0 Ng3 (20...Nf6 21.fe5 de5 22.Be5 Nd5 23.cd5 Qd5 24.d4+=) 21.Rf3 (worse is 21.fe5 Nf1 (21...Rc4 22.d3 Rc6 23.Ne7 Qe7 24.Rf2+–) 22.Qf1 de5 23.Be5 Bd6 24.Bd6 Qd6=) 21...Bh4 22.Kg2 (worse is 22.fe5 Rc4 23.e6 fe6 24.Rf8 Qf8+=) 22...Ne4 23.Qe2 ef4 (23...Rb8 24.Rb1+/–) 24.Rf4+/– Nf6? (better is 24...Nc5+/–) 25.Bf6+– Bf6 26.Nf6 gf6 27.Raf1 Qd7 (27...d5 28.Rf6 dc4 29.Rh6+–) 28.Rf6 Kh7 (28...d5+–) 29.Qd3 Kg7 (29...Kg8 30.Kg3 Qe7 31.Rh6 Qe5 32.Kh3+–) 30.Qd4 Kh7 31.Rd6 Qe7 (31...Qb7 32.Kg3 Qc7+–) 32.Rff6 (32.Rff6 Kg8 33.Rh6+–) 1–0. pereira – embry, internet, 2009.

7.Nc3 0–0 8.Ng5 h6 9.Ne6 fe6 10.Bd3 (10.Be2 d5 11.a3 a5=) 10...d5 11.cd5 (11.Qb3 a5 12.a3 e4=) 11...ed5+= 12.Qb3 c6 13.e4 Kh8 14.ed5 e4 (better is 14...Nb6!?=) 15.Bc2 (15.Be4 c5 16.b5 Ne4 17.Ne4 Nf6 18.Bf6 Bf6+/–) 15...Ne5 (15...cd5 16.Nd5 Rc8 17.Nc3+/–) 16.0–0 (16.Ne4 cd5 17.Nf6 Bf6+/–) 16...cd5 17.Ne4 (17.Nd5 Nf3 18.gf3 Nd5 19.fe4 Nb4+=) 17...Ne4 (17...de4!? 18.Be5 Qd2+=) 18.Be5+/– Nd2? (better is 18...Bf6 19.d4 Be5 20.de5 Qc7+/–) 19.Qc3+– Nf1 (19...Bb4 20.Bg7 (worse is 20.Qb4 Nf1 21.Qb7 Qg5+–) 20...Kg8 21.Qb4 Nf3 22.gf3 Kg7 23.Kh1+–) 20.Qd3 (20.Bg7 Kg8 21.Qd3 Bg5+–) 20...Kg8 (20...Rf5 21.Qf5 Qg8+–) 21.Qh7 Kf7 22.Qg6 Kg8 23.Qg7 1–0. mar ram – Ismail Yoleri, internet, 2010.

7.Nc3 a5 8.ba5 0–0 9.Qc2 =.

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