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(c) Marek Trokenheim

1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6

(...)

5.a3 Bd2!–/+ 6.Nd2 (6.Kd2 Ne5) 6...Ne5 7.Ngf3 d6 8.Be2 0–0 9.0–0 Qe7 10.Ne5 de5 11.Qb1 Rd8 12.Rd1 b6 13.Bf3 Bg4 14.Ba8 Bd1 15.Qd1 Ra8 16.Rb1 (16.Ne4!?–/+) 16...Qa3–+ 17.Nc4 (17.Ne4 Qe7–+) 17...Qc3 18.Qd3 Qd3 19.cd3 e4 (20.d4 a5–+) 0–1. AllKnighter – marekt (2520), ChessWorld.net, 2003.

5.Bb2 Bc5 6.d4 Be7 7.Nf3 0–0 8.Be2 d5=+ 9.0–0 Re8 10.c4 Be6 11.cd5 Nd5 12.e4 Nf4 13.d5 Bf6 14.de6 Qd1 15.ef7 Kf7 16.Bc4 Kf8 17.Ba3 Qd6 18.Bd6 cd6 19.Nbd2 Ba1 20.Ra1 Rac8 21.Ng5 Ne5 22.Nh7 –/+.

5.Bb2 Be7 6.c4 d6 7.Nf3 Bg4 8.Be2 0–0 9.0–0 Ne4 10.d3 Bf6 11.Qc2 Nc5 12.d4= Nd7 13.Nc3 g6 14.h3 Bf3 15.Bf3+/– Nb6 16.Ne4 Bg7 17.c5 Nc8 18.Rab1 N6e7 19.Ba3 d5+/– 20.Nc3 Rb8 21.c6 Nc6? 22.Bf8+– Bf8 23.Nd5 Bd6 24.Rfc1 Ba3 25.Rd1 a6 26.Nc7?? Qc7 27.d5 Bd6 28.dc6 b5 29.Qd3 Qe7 30.a4 Qg5 31.g3 Bc7 32.ab5 Rb5 33.Rb5 ab5 34.Qd5 Qd5 35.Bd5 Nb6 36.e4 b4 37.Rd4 Bd6 38.Bf7! Kf7 39.Rd6 Ke7 40.Rd4 (40.Rd4 Nc8 41.Rb4+–) 1–0. Demoulin,J (2070) – Biltresse,Stephane, TCh2–BEL, 2003.

5.c3 Be7 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c3 Be7 5.e3 Nc6).

5.Bc3 Bc5 6.Nf3 a6 7.Bc4 d5=+ 8.Bb3 Be6 9.d4 Ba7 10.Nbd2 b5 11.Ne5 Ne5 12.de5 Nd7 13.0–0 c5 14.a3 0–0 15.Kh1 Qc7 16.Ba2 Ne5–+ 17.f4 Ng4 18.Rf3 c4 19.Bd4 Bd4 20.ed4 Bf5 21.c3 Rae8 22.Bb1 Bb1 23.Rb1 Re3 24.Qf1 Rfe8 25.h3 Nh6 26.Re3 Re3 27.Re1 Qe7 28.Re3 Qe3 29.Qf3? Qf3 30.Nf3 Nf5 31.Ne5 Ng3 32.Kh2 Ne4 33.Nc6 Nc3 34.Nb4 Ne2 35.Na6 c3 36.Nb4 Nd4 37.Nd3 Ne2 38.Nb4 Nd4 39.Nd3 Nc2 40.Kg3 Na3 41.Kf3 c2 42.Ke2 b4 43.Kd2 Nc4 44.Kc2–/+ Ne3 45.Kb3 Ng2 46.Kb4 h6 47.Kc5 g5 48.fg5 hg5 49.Kd5 Kg7 50.Ke4 f6 51.Kf5 Nh4 52.Kg4 Kg6 53.Nf2 f5 54.Kg3 Kh5 55.Nd3 Ng6 56.Nf2 Ne5 57.Nd1 f4 58.Kg2 Kh4 59.Nf2 f3 60.Kh2 Ng6 61.Ng4? Nf4–+ 62.Nf2 Nh3 63.Nh3= g4 64.Nf4 g3 65.Kg1 Kg4 66.Nd3 Kf5 67.Ne1?? Ke4 68.Kf1 f2 69.Ng2 Kf3 70.Nh4 Kg4 71.Ng2 Kh3 72.Nf4 Kh2 73.Ng2 ½–½. Reiber – Zylla,Johannes, HH–MK, 1977.

5.Bd4 Nd4 6.c3 Nc6 7.cb4 Nb4 8.g3 0–0 9.Nf3 d5 10.d4 Bg4 11.Be2 Bf5 12.0–0 Nc2–+ 13.Bd3?? Bd3 14.Qd3 Na1 15.Nc3 Re8 16.Ra1 Ne4 17.Nd1 b6 18.Ne5 c5 19.f3 c4 20.Qa3 Nd6 21.Nc3 f6 22.Nc6 Qd7 23.Nb4 Re3 24.Rc1 Nb5 25.Qb2 Nc3 26.Rc3 Re1 27.Kf2 Rae8 28.g4 Qd6 29.Nc2 Qh2 0–1. willi_weizenkeim – trousersnake, HCL–B1841 playchess.de, 2003.

5.Nf3 a6 6.c3 Ne5=+ 7.cb4 Qe7 8.b5 ab5=+ 9.Bb5 Qc5 10.Nc3= c6 11.Be2 Nf3 12.Bf3 d5 13.0–0 0–0 14.Re1 Rd8 15.Ne2 Ne4 16.d4 Qe7 17.Be4 Qe4 18.Ng3 Qg6 19.Qh5 Qf6 20.Qe5 Qe5–/+ 21.de5 Re8 22.f4 Ra3 0–1. gtate (1940) – alexanderm (2340), net–chess.com, 2004.

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

5.f4 (--> 1.b4 e5 2.Bb2 Bb4 3.f4 Nf6 4.Be5 Nc6 5.e3).

5.Bg3 d5 6.Nf3 0–0 7.Be2 Ne4 8.c3 Bd6 9.Bd6 Nd6 10.0–0 Re8 11.d4 Qf6 12.Nbd2 Bf5 13.Qb3 Qe6 14.Rac1 Na5 ½–½. Malmstrom,Jan (2045) – Daus,Peter (2150), 06. VCC–Open, 2001.

5.Bg3 Ne4 6.Qg4 Ng3 7.hg3 Qf6 8.c3 d5 9.Qh5 Ne7 10.g4 g6 11.g5=+ Qg7 12.Qh4 Bd6 13.Nf3 Bd7 14.Qd4 0–0 15.Qg7 Kg7 16.d3 b5 17.Nbd2 b4 18.c4 Rfe8 19.Be2 Be6 20.d4 c5 21.cd5 Nd5 22.Ne4+– Bc7 23.Nc5 Bg4 24.Rh4 Ne3+/– 25.Kd2 Bf3 26.Bf3 Nf5 27.Ba8 Nh4 28.Bc6 Rd8 29.Nb3 Bf4=+ 30.Kd3 Bg5 31.g3 Nf5 32.Rd1 Ne7 33.Bg2 Nd5 34.Bd5 Rd5 35.Kc4 Rf5 36.f4 Bd8 37.Kb4+/– g5 38.fg5 Bg5 39.Rd3 Be7 (39...Rf2 40.a3+=) ½–½. Rustamov,Bakhtiyar (2320) – Komarov,Andrei, Ozery op1 Seniors, 1997.

5.Bb2 a6

6.a3 Be7 7.c4 0–0 8.Nf3 d5 9.Be2 dc4 10.Bc4 Bg4 11.h3 Bh5 (11...Bf5 12.Bf6 Bf6 13.d4 b5 14.Be2 Na5 15.Nc3 c5 16.g4 cd4–/+) 12.0–0 (12.d4 Re8 13.Bd3 Bf3 14.Qf3 Nd4 15.Bd4 c5 16.Bh7 Kh7=) 12...Bd6 (12...Qd6 13.d4 Rad8 14.Nc3 Rfe8 15.Rc1 Qd7 16.Be2 Bd6=) 13.Be2 (13.d4 Re8 14.Nc3 Qd7 15.d5 Bf3 16.Qf3 Ne5=) 13...Re8 14.d4 (14.d3 Qe7 15.Nbd2 Rad8 16.Qb3 Ne5=) 14...Ne7 (14...Bg6 15.Qb3 Rb8 16.Rd1 b5=) 15.Nbd2 (15.Nc3 Ned5 16.Qb3 Rb8=) 15...b5 (15...Ned5 16.Qb3 b5=) 16.Ne5 (16.e4 Bf4=) 16...Be2 17.Qe2 Ned5 18.Rac1 c5 19.f4 c4 20.e4 Nb6 21.Qf2 Qc7 22.Rfe1 Na4–/+ 23.Ndf3 Nh5 24.Rc2 Nb2–+ 25.Rb2 Nf4 26.Qh4 Be5 27.Ne5 Ne6 28.Rd2 Nd4! 29.Nf7 Qf7 30.Rd4 Qa7 31.Qf2 Qc5 32.Ra1 Rf8 33.Qe3 Rad8 34.Rad1?? Rd4 35.Qd4 Qd4 36.Rd4 Re8 37.Kf2 Kf7 38.Ke3 Ke6 39.g4 g5 40.a4? h6 41.ab5 ab5 42.Rd5 Rb8 43.Kd2? Rb6 44.Ke3? Rb7 45.Kd4?? Rb8 46.Kc3 Rb6 47.Kb4 Rb7 48.Kc3 b4 49.Kc4 b3 50.Rd2?? b2–+ (50...b2 51.Rd1 b1Q 52.Rb1 Rb1–+) 0–1. Kucharkowski,Jens – Biele, Freital, 1982.

6.Bc4 0–0 7.Ne2 b5 8.Bb3 Bb7 9.0–0 h6 10.Nbc3 Ne7 11.a3 Bc3 12.Bc3 c5 ½–½. Barczi,Tibor (1685) – Dolnik,Attila (1610), Dunajska Streda op, 1999.

6.Nf3 0–0 7.Bc4 b5 (7...d5 8.Be2=+) 8.Bb3 (8.Be2 Bb7=+) 8...Bb7 9.0–0 Be7 10.d3 a5 (10...Re8 11.Nbd2=) 11.a4 (11.c4 bc4 12.Bc4 Rb8=) 11...b4 (11...ba4 12.Ra4 Nb4 13.Nc3=) 12.Nbd2 d6 (12...Rb8 13.Rb1=) 13.h3 (13.Rb1 Re8=) 13...Qd7 (13...d5 14.Rb1=) 14.Qe2 (14.Rb1 d5=) 14...Rfe8 15.Ng5 Rf8 16.Nde4 Ne4 17.Ne4 Ne5 18.f4 Ng6 19.Ng3 Rac8? 20.Nh5+/– Rfd8 21.Bg7 Qc6? 22.Bf6 Bf6 23.Nf6 Kg7 24.Ne4 h6 25.Qg4 Kf8? 26.Qf5 Qd7 27.Qh5 Kg7 28.Rf3 Rh8 29.Raf1 Rce8 30.f5 Be4 31.de4 Ne5 32.Rg3 Kf8 33.h4 c6 34.Rh3 c5= 35.g4?? c4–+ 36.Ba2 f6?? 37.g5 Qg7 38.g6+= Rc8 39.Rd1 Ke7 40.Rd5+/– Ra8 41.Rh2 Nd7 42.Qd1 Ra6? 43.Bc4 Rb6 44.Rhd2 Ne5 45.Rd6 Rd6?? 46.Rd6 Qf8 47.Re6# 1–0. ncc_1701 – Queenwomen, ChessWorld.net, 2005.

6.Nf3 d5 (--> 5.Bb2 d5 6.Nf3 a6).

5.c3 Ba5

6.Bg3 0–0 7.Na3 d5 (7...Ne4 8.Nf3+=) 8.Nf3 Ne4 9.Be2 a6 10.0–0 Ne7 (10...Bg4 11.Nc2+=) 11.c4 (11.Qb3 Nf5–/+) 11...Bg4 (11...Bf5 12.Qb3–/+) 12.Rc1 (12.cd5 Bf3 (12...Ng3?! 13.hg3 Qd5 14.Nc4=) 13.Bf3 Nd2+= (13...Qd5?? 14.Qa4 f5 15.d3 Qd3 16.Qa5+–; 13...Ng3 14.hg3 Nd5 15.Qb3+/–)) 12...Bf3 (12...c5 13.d4+=) 13.Bf3+= Nd2 (13...Bd2 14.Rb1 Ba5 15.Rb7=) 14.cd5 Nf1 (14...Nf3 15.Qf3 Qd5 16.e4=) 15.Qf1 Nf5 16.Nc4 Ng3 17.hg3 Bb4 18.Rb1 Qe7 19.d6 (19.a3!? Ba3 20.Rb7+=) 19...Bd6–/+ 20.Bb7 Rab8 21.Na5 Qd7 22.Qa6 Qa4 23.Qb5 Qa2 24.Nc6 Rbe8 25.Qf1 (25.Rd1 Qc2 26.Qf1 h6–/+) 25...Re6 26.Nd4 Rf6 27.Bf3 c5 28.Ra1 Qd2 29.Nc6 Qb2 30.Rb1 Qc2 31.Rc1 Qb3 32.Rb1 Qe6 33.Qe2 Re8 34.Rd1 Rh6 35.Bd5 Qd7 36.Na5 Qf5 37.e4 Qh5 38.Qh5 Rh5 39.f4 c4 40.Nc4 Bc5 41.Kf1 Rh1 42.Ke2 Rd1 43.Kd1 Bf2 44.Ne5 Rf8 45.g4 Bg3 46.Nd3 g5 47.fg5 Kg7 48.Ke2 Kg6 49.Kf3 Bc7–/+ 50.e5 Kg5 51.Bb3 Rd8 52.Nc5 Be5 53.Bf7 Kf6 54.Ba2 Bd6 55.Ne4 Kg7 56.Be6 Rf8 57.Bf5 Be7 58.Kf4 h6 59.g5 h5 60.Ke5 Re8 61.Kd4 Bd8 62.Ng3 Rh8 63.g6 Bb6 ½–½. Trokenheim,Marek (1780) – Obukhov,Gennady Nikolaevich (1910), SB–2012–0–00228, 2012.

6.Bg3 0–0 7.Nf3 d5 8.Be2 Ne7. Malmstroem,Jan (1915) – Dicks,Stephen, IECG, 2004.

6.Bg3 Qe7 7.Nf3 –/+.

5.c3 Ne5

5.Bc3 Bc3

6.Nc3 d5 7.d4 0–0 8.Nf3 Bf5 9.Bd3 Bg4 10.h3 Bh5 11.g4 Bg6 12.g5 (12.Rb1!?=) 12...Ne4+= 13.Ne2 (13.Be4 de4 14.Nd2 Qg5 15.Nde4 Qe7–/+) 13...Ng5–/+ 14.Ng5 Qg5 15.h4 Qf6 16.a3 Bh5 17.Kd2 (17.Qb1 Rae8 18.Qb5 Bf3–+) 17...Rfe8 18.Qg1? (better is 18.Qf1–+) 18...Re7?? (better is 18...Be2 19.Be2 Nd4 20.ed4 Qf4 21.Kd3 Qe4 22.Kc3 Qe2–+) 19.Nf4 Nd4 20.Rh3?? (20.ed4 Qf4 Deflection (20...Qf4 Overloading)) 20...Nf3–+ 21.Rf3 Bf3 22.h5 d4 23.Re1 Rae8 24.Qg3 Qc6 25.Rg1 g6 26.hg6 fg6 27.ed4 Be4 28.c4 Bd3 29.Qd3 Re4 30.Nd5 Re2! 31.Kc3 Qd6 32.Kb3 c6 33.Nc3 Rf2 34.c5 Qe6 35.Ka4 Rb2 36.Rb1 Qb3 37.Ka5 Qa3 (37...Qa3 38.Na4 Qb4) 0–1. Gyenes,Istvan – Szanto,Levente (1955), Komarom HUN, County Team Ch, 2012.

5.Bc3 d6

6.Bb4 Nb4 7.c3 Nc6 8.Nf3 0–0 9.Be2 d5 10.0–0= Qd6 11.h3 Bf5 12.d3 Nd7 13.Nbd2= Rac8 14.e4 de4 15.Ne4 Be4 16.de4 Nc5 17.Qd6 cd6 18.Nd2 Rfe8 19.Bg4 Rc7 20.Rae1 Ne5 21.Re3 Na4 22.Rc1 Ng4 23.hg4 b5 24.a3 Rec8 25.Nb1 a5 26.Rd3 b4 27.ab4 ab4 28.Rd6 Nc3 29.Nc3 bc3 30.Rd3 c2 31.Kf1 ½–½. Ralphs – Rohde,Friedhelm, corr 3GMM–28, 1995.

6.Bb5 Bc3 7.Nc3= 0–0 8.Bc6 bc6 9.Nf3 Ba6 10.d3 h6 11.0–0 Bc8 12.h3 Nd5 13.Nd5 cd5 14.Re1 Qf6 15.Kh1 Re8 16.Qb1 Bh3=+ 17.gh3?? Qf3–+ (17...Qf3 18.Kh2 Qf2 19.Kh1 Qg3–+) 0–1. Hardin – pto, Live Game Caissa's Web, 2004.

5.Bf4 d5

5.Bg3 d6

6.c3 Ba5 7.d4 d5 8.Bd3 0–0 9.Qc2 h6 10.Nf3 a6 11.Nbd2 Be6 12.Nb3 b6 (12...Bb6 13.Bh4+=) 13.0–0 Ne7 (13...Nh5+/–) 14.Qe2 (14.Na5!? ba5 15.Ne5 c5 16.dc5 Qc8+–) 14...Rb8 (14...Bc3!? 15.Rac1 Ne4 16.Be4 de4 17.Rc3 Nd5+=) 15.Rac1 c6? (15...Ne4 16.Be4 de4 A) 17.Na5 ef3 (17...ba5?! 18.Nd2+=) 18.Qf3 ba5–+; B) 17.Nfd2+/–) 16.Bb1?? (Better is 16.Bb8 Qb8 17.Na5 ba5 18.c4+–) 16...Qc7?? (Better is 16...Rb7+/–) 17.Ne5 (17...Qc8 18.Nd3+–; Better is 17.Bc7 Rbc8 18.Bd6+–) 1–0. slavisa10 – mikkel, Live Game Caissa's Web, 2004.

6.Nf3 –/+.

5.Bb2 0–0

6.a3 Ba5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.a3 Ba5 5.e3 Nc6 6.Bb2 0–0).

6.c3 Bc5 7.d4 Bb6 8.Nd2 d5 9.Ngf3 Bg4 10.Be2 a5 11.h3 Bh5 12.0–0 Ne4 13.c4 Nd2 14.Nd2 Be2 15.Qe2 Ne7 16.Rfc1 c6 17.c5 Bc7 18.Qg4 Ng6 19.Nf3 Re8 20.h4 Re4=+ 21.Qh3 Nh4–/+ 22.Nh4 Rh4 23.Qf5 a4 24.a3 g6 25.Qd3? Qg5–+ 26.e4 Re4 27.Re1 Rae8 28.Re3?? Re3 29.fe3 Re3 30.Qf1 Qh4 (30...Qh4 31.Qf2 Qh6–+) 0–1. gtate (1945) – tbrannon (2055), net–chess.com, 2005.

6.Nc3 d5–/+ 7.Nf3 Bg4 8.h3 Bf5 9.Bd3=+ Bd3 10.cd3 Re8 11.0–0= d4 12.ed4 Nd5 13.Nd5+= Qd5 14.h4 Bf8 15.Ng5 h6 16.Nf3 g6 17.Re1 Bg7 18.Ne5?? Nd4–/+ 19.Nc4? h5?? 20.Ne3–/+ Qd7 21.g3 c5 22.Bd4 Bd4 23.Rb1 b6 24.Nc4 Qh3 25.Re2?? Qg3–+ 26.Kf1 Qh3 27.Kg1 Qh4 28.Qf1 Qg3 29.Qg2 Qg2 30.Kg2 Re2 31.Nd6 Rf2 (31...Rf2 32.Kg3 Rd2–+) 0–1. saetta – Solarwind, ICS, 1999.

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

6.c4 d6 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0–0 5.e3 d6 6.Bb2 Nc6).

6.Be2 b6 7.Nf3= Bb7 8.0–0 d5 9.a3 Bd6 10.d3 Re8 11.Nbd2 Rb8 12.c4 Ne5 13.Ne5 Be5 14.Be5 Re5 15.Rb1 dc4 16.Nc4 Rd5 17.Rb3 Rd7 18.Qc2 Qe7 19.Rd1 Rbd8 20.Rdb1 c5 21.Qc3 Re8 22.a4 Nd5 (23.Qb2 Qg5=+). Harthimmer,Arne – Lopez, corr 3GMM–45, 1997.

6.f4 d5 7.Nf3 Ne4 8.Be2 Bg4 9.0–0 Bc5 10.Kh1 Re8 11.Ne5 Be2 12.Qe2 Qh4 13.Qf3 Nb4 14.Nd3? Nc2–+ 15.Nc5 Na1?? 16.Ba1? Nc5–+ 17.Qd5 Ne4 18.Kg1 Rad8 19.Qb7 Nd2 20.Qb2 Qf6 21.Qf6 gf6 22.Nd2 Rd2 23.Bd4 Ra2 24.Rc1 Rc8 25.Bf6 c5 26.Rc4 Kf8 27.Bd4 Rb8 28.Bc5 Kg8 29.Rb4?? Rb4 30.Bb4 a5 31.Bc3 a4 32.h3 a3 33.Kh2 Rc2 34.Bd4 a2 35.Kg3 Rc1 36.Kg4 a1Q 37.Ba1 Ra1 38.e4 Ra2 39.g3 Kg7 40.h4 Ra5 41.f5 f6 42.Kf4 h5 43.Ke3 Kf7 44.Kf4 Ra3 45.g4 hg4 46.Kg4 Kg7 47.h5 Ra5 48.Kf4 Kh6 (48...Kh6 49.Kg4 Ra4–+) 0–1. Schmidke,Wilfried (1735) – Boehm,Matthias, Landesliga Ost1, 2002.

6.f4 d6 7.a3 Bc5 8.Nf3 =+.

6.a3 Bc5

7.c4 d5 8.cd5 Nd5 9.Qc2 Bd6 10.Nf3 Bg4 11.Be2 Bf3 12.Bf3+= Be5 13.d4+/– Bf6 14.0–0 Qd7 15.Nd2 Rad8 16.Rac1 g6 17.Rfe1 Bg7 18.Nb3 Nde7 19.a4 Rfe8+/– 20.Ba3 Qc8 21.Be7+– Re7 22.Bc6 bc6 23.Qc6 Rd6?? 24.Qd6!! (24.Qd6 Bf8 25.Qc6+–) 1–0. Sundin,Thommy (1900) – Bergkvist (2115), Hudiksvall Sweden, 1988.

7.c4 d6 8.Nf3 Bf5 9.d4 Bb6 10.Bd3 Bd3 11.Qd3 Ba5 12.Nc3 Re8 13.0–0 Bc3 14.Qc3 Qd7 15.Qc2 Ne4 16.d5 Nd8 17.Nd4 c5 18.Ne2 Qf5 19.Qa4 Re7 20.f3 Nd2 21.Rf2 Qd3 22.Qd1 Qe3+= 23.Bc1 Nf3 24.gf3 Qe5 25.Bf4 Qf6 26.Qc1 Rd7 27.Nc3 Rc8 28.Ne4+– Qe7 29.Rg2 f5 30.Bg5 Qf7 31.Nf6 Kh8?? 32.Nd7+– Qd7 33.Bh6! g6 34.Qb2 Kg8 35.Re1 Ne6 36.Re6 Qf7 37.Rge2 Rf8 38.Re7 Qe7 39.Re7 Rf7 40.Re8 Rf8 41.Rf8 1–0. marekt – tonycally, ChessWorld.net, 2004.

6.a3 Be7

7.Nf3 a6 8.c4 d5=+ 9.d4 Bg4 10.Nbd2 Ne4 11.Qc2 Nd2 12.Nd2 Re8 13.Bd3+= h6 14.0–0 dc4 15.Nc4 Bf6 16.Rac1 Qd7 17.f4 Rad8 18.Ne5 Ne5= 19.fe5 Bg5 20.Qf2 Bf6?? 21.h4 Be7?? 22.Qf4 c5?? 23.Qe4 g6+= 24.h5 Bf5 25.Qf3 Bg5 26.Bf5 Qf5 27.Rc5 Qf3 28.Rf3 gh5 29.d5 b6+= 30.Rc7 Rd5 31.Rff7 Be3 32.Kh2 Bd4 33.Bd4+/– Rd4 34.Rg7 Kh8 35.Rh7 Kg8 36.Rh6 Re5 37.Rb6 Rh4 38.Kg1 Re1 39.Kf2 Re5?? 40.Rg6 Kh8 41.Ra6+– Rf4 42.Kg3 Rg4+/– 43.Kh3 Re3 44.Kh2 h4 45.Ra8 Rg8 46.Ra4 Rg6 47.Rh4 Kg8 48.Rb4 Re8 49.a4 Ra8 50.Rcc4 Kf7 51.Rc7?? (51.Rc7 Kg8 52.Rbb7+–; better is 51.g4+–) 1–0. Juswanto,Denny – Tamin,Upi Darmayana, Jakarta, 1997.

7.Nf3 b6 8.d4 Bb7 9.Bd3 h6 (9...d5 10.Nbd2=) 10.c4 d5 11.cd5 Qd5 12.0–0 Bd6 13.Nbd2 Ne7? (better is 13...Rae8+=) 14.e4+– Qh5 15.e5 Ng4 (15...Ned5 16.ef6 Nf6 17.Ne5+–) 16.h3 Be5 (16...Ne5 17.de5 Bc5+–) 17.hg4 (17.Ne5?! Nf6+–) 17...Bf3 18.Nf3 Qg4 19.Ne5 Qg5 20.Rc1 Rac8 21.Ba6 Rcd8 22.Rc7 Nf5 23.Qf3 Nd4 24.Bd4 Rd4 25.Rf7 Rf7 26.Qf7 Kh7 27.Re1 Rd2 28.Bc4 Rd8 29.Nd7 (29.Nd7 Rd7 30.Qg8 Kg6 31.Qe8 Kh7 32.Bg8 Kh8 33.Bf7 Kh7 34.Qg8#) 1–0. Hoch,Hubertus (2320) – Brylski,Nils, RSLE–2009, 2009.

7.Nf3 Re8 8.Be2 =.

7.Nf3 h6 8.d3 d5 9.Be2 Bf5 10.Nbd2 Nd7 11.0–0 Nc5 12.Rb1 b6 13.d4 Ne6 14.Bb5 Qd6 15.Bd3 Bd3 16.cd3 b5 17.Qc2 a5 18.Qb3 a4 19.Qc3 Rfb8 20.Rfc1 Rb6 21.Ra1 Qd7 22.Rcb1=+ Bd6 23.Bc1 Ne7 24.Nf1 c5 25.dc5= Nc5 26.Bb2 f6 27.Qc2 Rc8 28.Qd1 Nc6 29.Bd4 Na5 30.N1d2= Rb7 31.Bc5 Rc5 32.Rc1 Rc1 33.Qc1 b4 34.ab4= Bb4 35.Qc2 Bd2 36.Nd2 Nb3 37.Re1 Nd2 38.Qd2 a3 39.Qc3 a2 40.Qc2 Ra7 41.Ra1 Qc7 42.Qb3 Kh7 43.h4 Qa5 44.h5 d4 45.ed4 Re7 46.Qd1 Qc3 47.Qf1 Qb2 48.Rd1? Qb8–+ 49.g3 Rb7 50.Qe2 Rb1 51.Qa2 0–1. b4_player – opponent, gamecolony.com, 2008.

7.c4 d5=+

8.Qc2 d4 9.Nf3 Bc5 10.e4? (better is 10.Be2!?=+) 10...Ne4!–/+ 11.Bd3 (11.Qe4 Re8) 11...Re8 (better is 11...Bf5–/+) 12.Kf1? (better is 12.0–0!? f5 13.Re1–/+) 12...Bf5–+ 13.g4 Qf6 14.Rg1 Bg6 15.Qd1 Nf2! 16.Kf2 Bd3 17.Rg3 Be2 18.Qh1 d3 (18...d3 19.Bd4 Nd4–+) 0–1. Diener,Rudolf – Knebel,W, corr ICCF EU–M–1031, 1993.

8.Qc2 d4 9.Nf3 de3 10.de3 Bg4 11.Be2 h6 12.h4 Re8 13.Ng5 (better is 13.Nc3!?=) 13...Be2–/+ (worse is 13...hg5 14.hg5 Be2 15.Ke2+=) 14.Bf6?? (14.Ke2 Qd7 15.Nf3–/+) 14...hg5 (better is 14...Bf6 15.Qh7 Kf8 16.Ke2 Ba1–+) 15.hg5?? (better is 15.Be7 Qe7 16.Qe2–/+) 15...Bd3 (15...gf6?? 16.Qh7 Kf8 17.Qh8) 16.Qc3 (16.Be7 Re7 17.Qd1–+) 16...gf6 17.Nd2 Bg6 18.Nf3 Qd3 19.Qb2 Ne5 20.Rd1 Qc4 21.gf6 Bf6 22.Qe2 Qe2 23.Ke2 Nf3 24.gf3 Rad8 25.Rc1 c6 26.Rc4 Bd3 0–1. combijack (1750) – jamydodger (1670), gameknot.com, 2009.

8.Qc2 Re8 9.Bd3 =+.

8.cd5 Nd5 9.Nc3 Bf5 10.Qf3 Be6 11.Ne4 (11.Nd5 Bd5 12.Qg4 Bf6 13.Bf6 Qf6=+) 11...f5–/+ 12.Qg3 Rf7 13.Nc3 f4 14.ef4 Nf4 15.Ne4 Qd5 (15...Bd5 16.Qe3 Be4 17.Qe4–/+) 16.Qe3 (16.Nc3 Qf5 17.d3 Qa5–+) 16...Na5–+ 17.Nc3? (better is 17.d3–+) 17…Ng2 (17...Ng2 18.Bg2 Qg2 19.Qe6 Qh1–+) 0–1. Diener,Rudolf – Broecer,C, corr ICCF EU/M/Gr/849 (year?).

8.Nf3 Na5 9.cd5=+ Qd5 10.Nc3 Qh5 (10...Qb3 11.Rb1=+ Qe6 12.Qa4 b6 13.Qc2 c5=; 10...Qd8 11.Be2 Re8 12.Qc2 Be6 13.0–0 c5=) 11.Be2= (11.d4 Be6 12.Ne5 Qg5 13.f4 Qh6=) 11...Qg6 12.Nb5 (12.Qa4 Nc6 13.0–0 Rd8=) 12...c5 (12...Be6 13.0–0 (13.Nc7) 13...c6= (13...Bh3 14.Nh4=)) 13.h4 (13.Ne5 Qg2 14.Bf3 Qh3=; 13.Nc7 Rb8=+) 13...Nc6 14.h5 Qh6 (< 14...Nh5 15.Nh4 Bh4 16.Bh5+=) 15.Nc7 Rb8 16.Rc1 Rd8 17.Bc4 Ng4 (17...Bg4 18.Qb3 Rf8 19.Ne5 Ne5 20.Be5+=) 18.Qb3 Rf8 19.Qc2 (19.Qd3 Rd8 20.Qc2 Bf6=) 19...Bd7 (19...Bd8 20.Nd5+=) 20.Bc3 Rbd8 21.Nd5 Bd6 22.Kf1 Rfe8 23.Qb3 Rb8 24.a4 Nce5 25.Be5 Ne5 26.Ne5 Re5 27.f4 Ree8 28.Rb1 Bf5 29.Re1 Be6 (29...Re6 30.Bd3 Be4 31.Rh3+=) 30.g3+= Bf5 31.d3 Bg4 32.e4 Red8 (32...Bh5? 33.g4 Bf4 34.Rh5+– (34.gh5?! Bg3+–)) 33.Ne3 Bh5 (33...Be6 34.Nf5 Bf5 35.Bf7 (35.ef5?! Qf6=) 35...Kh8 36.ef5 Bf4 37.gf4 Qf4 38.Ke2 Qf5 39.h6 gh6 40.Be6+/– (40.Rh6? Qg4 41.Kd2 Qf4 42.Kc2 Qh6–+)) 34.Rh4+– a6 (34...b6+–) 35.a5 1–0. wiking (2295) – Mirok (2430), internet, 2010.

8.Nf3 Bg4

9.cd5 Nd5 10.Be2 Bf6 11.d4 Re8 12.0–0 Bf5 13.Nc3 a6 14.Bd3 Bd3 15.Qd3 Nc3 16.Bc3 Qd5 17.Rab1 b5 18.Qc2 Re4 19.Rfc1 Rg4 20.Kh1 Rd8 21.Be1 Rd6 22.h3 Rg6 23.a4 Be7 24.ab5+– ab5 25.e4 Qh5+/– 26.Qd3 Nd4 27.Nd4 Qg5 28.g3. pereira – HaringBastos, internet, 2006.

9.Be2 dc4 10.Bc4 Na5 11.Be2 =+.

9.Be2 dc4 10.Bc4 Ne4 11.Qc2 Bf3 12.gf3 Ng5 =.

9.Be2 dc4 10.Bc4 Ne4 11.d3 Ne5?? 12.Be5+– Bf6 13.de4 Be5 14.Qd8 Rad8 15.Ra2 Bf3 16.gf3 Rd7 17.f4 Rfd8 18.0–0 Rd1 19.fe5 (19.fe5 Kf8 20.Rb2+–) 1–0. Maurer – Zimmer, (year?).

9.Be2 dc4 10.Bc4 Ne4 11.Be2 Bf6 12.d4= Na5 13.Nc3 Nc3 14.Bc3 c5 15.Rc1 cd4 16.Nd4 Be2 17.Qe2 Bd4 18.Bd4 Nb3 19.Rc4 Nd4=+ 20.Rd4 Qa5 21.Qd2 Qa3 22.0–0 a5 23.Rd3 Qb4 (23...Qe7 24.Rb1 Rfd8 25.Rd5–/+). Ivanets,Vladimir (2260) – Bounianer,Wladimir (2180), VII Camp. europeo senior, 2007.

7.Nf3 d5

8.Be2 Ne4 9.0–0 Bf6 10.d4 Bg4 11.c4 dc4 12.Bc4 Ne7 13.Bd3 Qd5 14.h3 Bh5= 15.Be4 Qe4 16.Nc3 Bf3 17.Ne4 (17.Ne4 Bd1 18.Rad1+=). pierre_d – Zhivko, chessmaniac.com, 2006.

8.Be2 Bf5 9.0–0 a6 10.d3 h6 11.Nbd2 b5 12.c4 dc4 13.dc4 Rb8 14.cb5 ab5 15.Qc1 Qd5 16.a4 b4 17.Rd1 Bg6 18.a5 Rfd8 19.a6 Ra8 20.Nh4 Bh5 21.Ndf3 Qe6 22.Rd8 Bd8 23.Qc2 b3 24.Qc3 g5 25.Nf5! Qf5 26.Qc6 Qe4 27.Qb7 Qb7 28.ab7 Rb8 29.Ra8 Nd7 30.Ne5 (30.Ne5 Be2 31.Nd7 Rb7 32.Rd8 Kh7 33.Nf8 Kg8 34.Ng6 Kh7 35.Ne7 f6 36.Bf6 Rb8 37.Rb8 b2 38.Rh8#) 1–0. Hoch,Hubertus (2325) – Mueller_Toepler,Michael (2040), RSLE–2011, 2011.

8.Be2 Bf5 9.0–0 Qd6 10.d3 Rad8 11.Re1 Ng4 12.Nbd2 Qg6 13.Nf1 Be6 14.d4 Bd6 15.Bd3 f5 16.Qe2 Na5 17.Bc3 Nc6 18.Bb2 Na5 19.Bc3 Nc6 20.Bb2 Na5 ½–½. Hoch,Hubertus (2210) – Montgomery,Robert S (2225), WC15/WS57 ICCF, 2006.

8.Be2 Re8

9.0–0 Be6 =+.

9.0–0 Bf5 10.Nc3 =+.

9.Nc3 a6 10.0–0 b5 11.a4 b4=+ 12.Na2 Qd6–/+ 13.c3 bc3 14.Nc3=+ d4 15.Ba3 Qd7 16.Be7 Re7 17.ed4 Nd4 18.Re1 c5 19.Nd4 cd4 20.Bf3 Re1 21.Qe1 Bb7 22.Bb7 Qb7 23.Ne2 Re8 24.Qd1 Qe4 25.Ng3 Qd3 26.Qf1 Qd2 27.Qa6 d3–/+ 28.a5? Qe1!–+ 29.Re1 Re1 30.Nf1 d2 31.Qc8 Ne8 32.Qe8 Re8 33.Nd2 Re1 34.Nf1 f5 35.f4 Re4 36.g3 Ra4 37.Ne3 g6 38.h3 Kf7 39.Kf2 Ke6 40.Ke2 Ra5 41.Nc2 Kd5 42.Kd3 Ra4 43.h4 Kc5 44.Kc3 h5 45.Kd3 Ra6 46.Kc3 Re6 47.Kd3 Rd6 48.Ke2 Rb6 49.Ne1 Rb2 50.Kf1 Kd5 51.Nf3 Ke4 52.Ne5 Ra2 53.Kg1 Rc2 54.Kf1 Ke3 55.Kg1 Re2 56.Kf1 Rh2 57.Kg1 Rc2 58.Kf1 Ra2 59.Kg1 Ke4 60.Kf1 Rc2 61.Kg1 Re2 62.Kf1 Rd2 63.Kg1 Rd6 64.Kf1 Rb6 65.Ke1 Ra6 66.Kf2 Re6 67.Nd7 Rc6 68.Ne5 Ra6 69.Kg2 Ke3 70.Nc4 Kd3 71.Ne5 Ke2 72.Nc4 Re6 73.Ne5 Rd6 74.Kg1 Ra6 75.Kg2 Ra2 76.Kg1 Rb2 77.Kg2 Rc2 78.Kg1 Rd2 79.Kg2 Rb2 80.Kg1 Rb6 81.Kg2 Re6 82.Kh2?? Kf1 83.Kh3 Kg1 84.g4 Rb6 85.Nf3 Kf2 86.gf5 Kf3 87.fg6 Rg6 88.Kh2 Kf4 89.Kh3 Rg4 90.Kh2 Kf3 91.Kh3 Kf2 92.Kh2 Rh4# 0–1. COMP – COMP, 2002.

9.c4 Bg4 10.cd5 Nd5 11.h3 Bh5 12.0–0 Na5 13.Nc3= c6 14.Ne4 f6 15.Nc3 Bf7 16.Nd5 Bd5 17.Nd4 Bc5 18.Bf3 Bd4–/+ 19.Bd5 Qd5 20.Bd4 Nb3 21.Rb1 Nd4 22.ed4 b6 23.Rc1 Re4 (23...Re4 24.Qa4 c5–/+) 0–1. Mantu,E – Zylla,Johannes, corr SOK–92–85, 1992.

9.0–0 a6

10.d3 b5 11.c4= bc4 12.dc4 Rb8 13.Qc2 Qd6 14.Rd1= Qe6 15.Nbd2+= Rd8 16.Bd3 h6 17.Rac1 Rb6 18.cd5 Nd5+= 19.Be4 Bf6 20.Bf6 Qf6 21.Nf1 Be6 22.Qc5 Nce7 23.Qc7!?+/– Rbd6 24.Qc2 Nf5 25.Nd4 Nd4+= 26.Rd4 R6d7 27.Rcd1 Qe7 28.Qb3 Nf4 29.Rd7 Bd7? 30.ef4+– Qe4 31.Qb6 Qe8 32.Qa6 Ra8+/– 33.Qd6 Bg4 34.Rb1 Rd8 35.Qe5 Qe5+/– 36.fe5 Be6 37.g3 g5 38.Rc1 g4 39.Rc5 Ra8 40.Rc3 Ra5 41.Re3 Rb5 42.f4 gf3 43.Nd2 Bg4 44.Kf2 Kf8 45.Nf3 Rb2+= 46.Kf1 Ke7 47.h4 Ke6 48.Ne1 Bf5 49.Kg1 Kd5= 50.Nf3 Bh3 51.Rd3 Ke4 52.Rb3 Rg2 53.Kh1 Re2 54.Ng1 Bg2=+ 55.Kh2 Ra2 56.g4? Bf1–/+ 57.Kh1 Bg2 ½–½. COMP – COMP, 2002.

10.d3 b5 11.c4 bc4 12.dc4 Rb8 13.Qc2 Qd6 14.Rd1= Qe6 15.Nbd2 Rd8 16.Bd3 h6 17.Rac1 Rb6 18.cd5 Nd5+= 19.Be4 Bf6 20.Bf6 Qf6 21.Nf1 Be6 22.Qc5 Nce7 23.Qc7!+/– Rbd6 24.Qc2 Nf5 25.Nd4 Nd4 26.Rd4 R6d7 27.Rcd1 Qe7 28.Qb3 Nf4 29.Rd7 Bd7 30.ef4+– Qe4 31.Qb6 Qe8 32.Qa6 Ra8+/– 33.Qd6 Bg4 34.Rb1 Rd8 35.Qe5 Qe5+/– 36.fe5 Be6 37.g3 g5 38.Ne3 Ra8 39.Ra1 g4 40.h3 gh3 41.g4 Ra4 42.f3 Kf8 43.Kh2 h5? 44.gh5+– Rh4 45.a4 Rh5 46.f4 Rh4 47.a5 Bc8 48.a6 Rf4 49.a7 Bb7 50.a8Q Ba8 51.Ra8 Kg7 52.Nd5 Re4+/– 53.Re8 Kg6 54.Nf6 Re3 55.Ng4 Ra3 56.Re7 Rd3 57.Nf6 Kf5= 58.Ng8 Kg4 59.Nh6 Kh4 60.Rf7 Rd2 61.Kg1 Re2 62.Nf5 Kg4 63.Nd4 Re5 64.Kh2 Re3 65.Rg7 Kh5 66.Rg8 Rc3 67.Re8 Kg4 68.Re4 Kg5 69.Ne2 Rd3 70.Ng3 Rd8 71.Kh3 Rh8 72.Kg2 Rd8 73.Kf2 Rb8 74.Re2 Rb3 75.Re5 Kg4 76.Re4 Kg5 77.Re8 Rb2 78.Ne2 Kf5 79.Ke3 Rb3 80.Kd4 Rb1 81.Nc3 Ra1 82.Re5 Kg4 83.Nd5 Ra4 84.Ke3 Ra3 85.Ke4 Ra4 86.Kd3 Ra3 87.Kc4 Ra4 88.Kc5 Ra5 89.Kc6 Ra6 90.Kb5 Ra1 91.Re8 Kf5 92.Ne3 Kf6 93.Kc5 Kf7 94.Rb8 Ke6 95.Kd4 Ra4 96.Nc4 Ra1 97.Rb6 Kd7 98.Ne5 Ke7 99.Ng6 Kd7 100.Nf8 Kc7 101.Rg6 Rd1 102.Ke5 Re1 103.Kd5 Rd1 104.Ke4 Re1 105.Kd3 Rc1 106.Ra6 Rc6 107.Ra8 Kd6 108.Kd4 Rc1 109.Re8 Rd1 110.Kc4 Rc1 111.Kd3 Rd1 112.Kc3 Rc1 113.Kd2 Rf1 114.Ng6 Kd5 115.Ke2 Rf6 116.Rg8 Ke4 117.Ne7 Ra6 118.Kd2 Ra2 119.Kc3 Ra3 120.Kc4 Ra4 121.Kb5 ½–½. COMP – COMP, 2002.

10.d3 b5 11.c4 Qd6 12.cd5 Nd5 13.Nc3 =.

10.d3 b5 11.Nbd2 Bf5 =.

10.d3 Bf5 11.Nbd2 =+.

10.d3 Bg4 11.Nbd2 =.

10.d4 Bf5 =.

6.c3 Ba5

7.Nf3 a6 8.Be2 d5 9.h3 b5 10.a3 Ne7 11.0–0 c5 12.Ne5 (12.a4 Qd7=+) 12...Bc7 13.Nd3 (13.f4 Nf5=+) 13...c4 14.Nf4 Qd6 (14...Bf4 15.ef4 Re8 16.d3–/+) 15.Bf3? (Better is 15.a4=+) 15...g5–+ (16.a4 gf4–+) 0–1. annmarie – shocked, Live Game Caissa's Web, 2004.

7.Nf3 Re8 8.Be2 d5 9.0–0 a6 10.c4 dc4 11.Bc4 b5 12.Be2 Bf5 13.d3 Nb4 14.e4 Bg4 15.Na3 (15.Ne5 Be2 16.Qe2 Nd7 17.Nd7 Qd7=+) 15...Qe7 16.Nc2 Rad8 17.Nb4 Bb4 18.Qb3–/+ Ne4??–/+ 19.de4 Qe4 20.Ng5 Be6 21.Ne6+= Re6 22.Bf3 Qh4 23.Bd5 Rh6+– 24.h3 Rd7 25.Qf3–/+ Qg5 26.Bb3 c5?? 27.Bc1 Bd2 28.Bd2 Rd2 29.Qf7 Kh8 30.Qg8 1–0. Miguel Angel – Jose Luis, Titos, 1999.

6.c3 Be7

7.d4 d5 8.Bd3 Re8 9.Nd2 Bd6 10.Qc2 Qe7 11.Ne2 Na5 12.Ng3 c6 13.0–0 b5 14.a4 Nc4 15.ab5 cb5 16.Nf5 Bf5 17.Bf5 g6 18.Nc4 bc4 19.Bh3 Ne4 20.Ra6 Rab8 21.g3 Qb7 22.Ra2 Qb3 23.Qb3 Rb3 24.Ba1 Reb8 25.Bg2 Ra3 26.Rc2 f5 27.f3 Nf6 28.Re2 a5 29.e4 de4 30.fe4 Ne4 31.Be4 fe4 32.Re4 Ra2 33.Re6 Ba3 34.Ra6 Re8 35.Ra5 Ree2 36.Rb1 Rg2 37.Kh1 Rh2 38.Kg1 Rag2 39.Kf1 Rc2 40.Kg1 Bd6 41.Rb7 Rhg2 42.Kh1 Rg3 43.Ra8 Bf8 44.Rb1 Rgg2 45.Rbb8 Rgf2 46.Rb1 h5 47.Rab8 h4 48.R8b2 h3 49.Rc2 Rc2 50.Rg1 Kg7 51.Rg3 h2 52.Rg2 Rc1 53.Kh2 Bd6 54.Kh3 Ra1 55.Kg4 Rc1 56.Kf3 Rc3 57.Ke4 Rc1 58.Ra2 c3 59.Ra7 Kh6 60.Ra6 Bf8 61.Kd3 Bg7 62.Re6 Bd4 63.Kd4 Rd1 64.Kc3 Kh5 65.Re8 g5 66.Rh8 Kg4 67.Kc2 Rd6 68.Kc3 Kg3 69.Kc4 g4 70.Kc5 Rd2 71.Kc4 Kg2 (71...Kg2 72.Kc3 Rd7–+) 0–1. Winiger,Albert (2150) – Wokurka,Werner (2215), RSX8D – priv – XMAS, 2004.

7.Nf3 d5 8.d3 Re8 9.Be2 h6 10.0–0 Bf5 11.Nbd2 Na5 12.Nb3 c5 13.c4 dc4 14.dc4 Qc7 15.Qd2 Nc6=+ 16.Bc3? Ne4–+ 17.Qc1 Nc3 18.Qc3 Bf6 19.Qc1 Ba1 20.Qa1 Qe7 21.h3 Rad8 22.a3 Bd3 23.Qb2 Be2 24.Qe2 Nd4 25.Qd1 Nf3 26.Qf3 Rd3 27.Rb1 b6 28.a4 Qe6 29.Qf4 g5 30.Qg4 Qg4 31.hg4 Red8 32.Rb2 Rc3 33.a5 Rc4 (33...Rc4 34.ab6 ab6–+) 0–1. Bergljung,Andreas – Bostroem,A, corr SSKK Sweden, 1985.

7.Nf3 d6 8.d4 Ne4 9.Nbd2 f5 10.g3 d5 11.Bg2 Bd6 12.0–0 g5 13.Ne4 fe4 14.Nd2 g4 15.c4+/– dc4 16.Be4 Bd7 17.Nc4+– Qe7 18.Bd5 Be6?? 19.Be6 Qe6 20.d5 (20.d5 Qg6 21.dc6 bc6 22.f4+–; 20.Nd6?! Qd6 21.Qg4 Qg6 22.Qg6 hg6+–) 1–0. Danek,Vaclav – Kuchta,J, Klatovy, 1997.

7.Nf3 d6 8.d4 Bf5 9.Bd3 Bd3 10.Qd3 =.

7.Nf3 d6 8.Be2 Be6 =+.

7.Nf3 Re8 8.Be2 =+.

6.c4 d5=+

7.a3 Ba5 8.Nf3 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0–0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Re8 8.a3 Ba5).

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

7.cd5 Nd5

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

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

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

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

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

6.Bc4 d5

7.Bb3 d4 8.c3 dc3 (8...Ne5 9.cb4 Nd3 10.Kf1–/+) 9.Nc3 Bf5 (9...Ne5 10.Bc2 Nc4 11.Qc1=) 10.Nge2 (10.Nf3 Re8=) 10...Qd6 Black has a very active position (10...Ne5 11.0–0+=) 11.Rc1 (11.a3 Ne5 12.0–0 Bc3 13.Bc3 Neg4=) 11...Rad8 (11...Ne5 12.Nf4+=) 12.d4 Rfe8 (12...Na5 13.Nf4=) 13.h3 White has a cramped position (13.0–0 Bc3 14.Bc3 Qe7=) 13...Ne4 (13...Na5 14.Bc2 Bd7 15.0–0=) 14.Kf1 (14.0–0 Nc3 15.Bc3 a5=) 14...Nc3 (14...Na5 15.Ne4 Be4 16.h4+=) 15.Nc3 Qg6 Black has a very active position 16.Bc2 Bc3 17.Bc3 Be4 18.Be4 Re4 (18...Qe4 19.h4=) 19.Qd3 (19.Qb3 Rb8=) 19...Rde8 20.Bd2 (20.Kg1 Qe6=) 20...Qd6 (20...Nd4 21.Rc7 Ne6 22.Rc3+= (22.Rb7?? Nf4 23.ef4 Re1 24.Be1 Qd3 25.Kg1 Re1 26.Kh2 Rh1 27.Kh1 h5–+)) 21.Qb3 Nd4 (21...b6 22.Qc3 R4e6 23.Qc4=) 22.ed4 Qd4 23.Be3 Re3? 24.fe3+– Re3 25.Qc2 Qf6 26.Qf2+– Qa6 27.Kg1 Re2?? Black falls apart 28.Qf1 Qb6= ½–½. Powazka,Henryk – Schneider,Peter, Hamburg HSK DWZ op 1st, 2002.

7.Bb3 d4 8.Ne2 de3 9.fe3 Ng4 (9...Ne4 10.c3 Bc5 11.Bc2–/+) 10.0–0= Qh4 11.h3 Bd6 12.Nf4 (12.hg4?? Bh2 13.Kh1 Bg3 14.Kg1 Qh2) 12...g5 13.Nd5 (worse is 13.hg4 gf4 14.Qe1 Qe1 15.Re1 fe3–/+) 13...Nce5 (13...Qg3 14.hg4 Qh2 15.Kf2 Qg3 16.Kg1 Qh2 17.Kf2 Qg3 18.Kg1=) 14.Qe1 (14.Nbc3 Nh2 15.Nf6 Kh8+/–) 14...Nf3 15.Rf3?? (better is 15.gf3 Qh3 16.Ne7 Be7 17.fg4 Qg4 18.Kf2 Qh4 19.Kf3 Qh5 20.Kf2 Qh2 21.Kf3=) 15...Qe1 16.Rf1 0–1. Gubaidullin,Airat (1675) – Balakhontsev,Evgeny (1890), Ufa RUS, Siamidi Mem, 2011.

7.Bb3 d4 8.Nf3 de3 9.fe3 Qe7 10.Bf6 Qf6 +=.

7.Bb3 Be6 8.Ne2 a5 9.Nbc3 –/+.

7.Bb3 Be6 8.Ne2 Na5 9.0–0=+ Nb3 10.ab3 a6 11.Be5 Re8 12.Nf4 c6 13.Bc3 Bd6 14.Nh5? Bh2!–+ 15.Kh2 Ng4 16.Kg3?? Qg5 17.f4 Qh5 18.Rh1 Qg6 19.Kf3 Ne3! 20.Qg1 Qe4 21.Kg3–+ Nf5 22.Kf2 Qf4 23.Ke1 Ng3 24.Kd1 Bg4 (24...Bg4 25.Kc1 Ne2 26.Kb2 Ng1–+) 0–1. Allen,Sean – Hyder,Lee, Augusta, 2000.

7.Bb3 Be6 8.Nf3 h6 9.0–0 a5 10.a3 Bd6 11.h3 a4=+ 12.Ba2 Ne4 13.d3 Ng5 14.Nbd2 Nf3 15.Nf3 Ne7 16.Nd4 Bd7 17.f4 c5=+ 18.Nf3 Nf5 19.Qd2 Re8 20.Rae1 d4 21.ed4 cd4 22.Nd4 Re1 23.Re1 Qb6 24.Qe3?? Ne3–+ 25.Re3 Qb2 (25...Qb2 26.Ne2 Qa2–+) 0–1. markmooney – touchdown, ChessWorld.net, 2005.

7.Bb5 a6 8.Bc6 bc6 9.Nc3 Re8 10.Nge2 Bd6 11.Ng3 Rb8 12.Rb1 Bd7 13.0–0=+ Rb6 14.h3 Qe7 15.Nce2 Reb8 16.Bf6 Qf6 17.Rb6 Rb6 18.c3 Qd8 19.Nd4 c5 20.Ndf5=+ Bf8 21.Qc2? g6–+ 22.e4 gf5 23.ed5 Qf6 24.Re1 Qg6 25.c4 f4 26.Qg6 hg6 27.Ne2 Bd6 28.Nc3 Rb2 29.Ne4 Bf5 30.Nf6 Kg7 31.Ne8 Kf8 32.Nf6 Rb1 33.Rb1 Bb1 34.a3 Bd3 (34...Bd3 35.Kh1 Kg7 36.Ne8 Kh6 37.Nd6 cd6–+) 0–1. yulio – touchdown, ChessWorld.net, 2006.

7.Be2 Bf5 =+.

6.Bd3 d5

7.Ne2 Bd6 8.Bf6 Qf6 9.Nbc3 Nb4 10.a3 Nd3 11.cd3 Qg6 12.g3 Qd3 13.Qb1 Qb1 14.Rb1 c6 15.a4 Rb8 16.0–0 Bf5–+ 17.Rb2 Bd3 18.Rd1 Be5 19.Nc1 Bc3 20.dc3 Bc4 21.Nb3 Bb3 22.Rb3 Rfc8 23.Rd4 Rc7 24.e4 de4 25.Re4 Rd8 26.c4 f6 27.Kg2 Kf7 28.h4 Rdd7 29.c5 Re7 30.Rc4 a5 31.f3 Rcd7 32.g4 Rd2 33.Kg3 Red7 34.Rb1 Ke8 35.Re1 Kd8 36.Kf4 R7d4 37.Re4 Re4 38.Ke4 Kc7 39.f4 g6 40.f5 Rh2–+ 41.Kf3 Rh4 (41...Rh4 42.Rf4 Rh3 43.Ke2 Rh6–+) 0–1. Kovacs,S – Timar,Zsolt, corr Hungary, 1989.

7.Nf3 Bd6 =+.

7.h3 Bd6 8.Ne2 Ne5 9.Be5 Be5 10.c3 Ne4 11.Be4 de4 12.Na3 Be6 13.Nd4 Qg5 14.g4 Bd5–+ 15.h4 Qe7 16.Nac2 c5 17.Nf5 Qd7 18.h5 Bd6 19.h6–/+ g6 20.Nd6 Qd6 21.g5 Qa6 22.Qb1 f6–+ 23.Qb2 Rf7 24.gf6 Qf6 25.0–0–0 Qf2 26.Qb5 Rc8 27.Rdf1 a6–+ 28.Rf2 ab5 29.Rg2 Ba2 30.Kb2 Bc4 31.Na3 Rf1 32.Rf1 Bf1 33.Rg5 Kf7 34.Kb3 Bd3 35.c4 Kf6 36.Rd5 bc4 37.Nc4 b5 38.Nb6 Rc6 39.Rc5 Rb6 40.Rc7 Bc4 41.Kb4 Bf7 42.Rc8 Rb7 43.Kc5 b4 (43...b4 44.Kc6 Be6 45.Rf8 Rf7–+) 0–1. Ewert,Jerzy – Kuperski,Marek, corr 2. AMM, Poland, 1994.

6.Be2 d5

(--> 5.Bb2 d5 6.Be2 0–0).

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

6.Nf3 a6

7.a3 Ba5 8.Be2 b5 9.0–0 Bb7 10.d3 d5 11.c4 dc4 12.dc4 Qd1 13.Rd1 Rad8 14.Nbd2 Rd7 15.Bf6 gf6 16.cb5 ab5 17.Bb5 Rd5 18.Bc4 Rd7 19.Ne4 Rd1 20.Rd1 Ne5 21.Nf6 Kg7 22.Ne5 1–0. Rosner,Dirk – Eckstein,Ole, Tiger SC, 2000.

7.a3 Ba5 8.Be2 d5 9.0–0 Re8 10.c4 dc4=+ 11.Bc4 b5 12.Be2 Bg4 13.Qc2 Qd6 14.Rc1 Bd7 15.d4 Rac8 16.Bd3+= Na7 17.Nbd2 c6 18.Nb3+/– Bc7 19.Nc5+– Bg4 20.Ne5 Qd5? 21.Ng4 Ng4 22.Bh7 Kh8 23.Bf5 Nf6 24.Bc8 Rc8 25.Na6 (25.Na6 Bd6 26.Nc5+–) 1–0. MrkT – Jasper Aukes, internet, 2005.

7.a3= Ba5 8.Be2 d5 9.0–0 Ng4 10.c4 dc4 11.Bc4 Re8 12.h3 Nge5 13.Ne5 Ne5 14.Be5 Re5 15.d4 Re8?? 16.Qh5+– (16.Qh5 Qf6 17.Qa5+–) 1–0. Rosner,Dirk – Wantoch_Rekowski,Jacek, corr or01–006 E–mail, 2001.

7.c4 d5 8.cd5 Nd5 9.Be2 Re8 10.0–0 Bg4 11.d4 Qe7 12.a3 Bd6 13.Qb3 Be6 14.Qc2 Bg4 15.Nbd2 Nf6 16.Bd3 Bf3 17.Nf3 Ne4 18.Rac1 h6 19.h3 Kf8 20.d5 Nb8 21.Nd4 g6 22.Be4 Qe4 23.Ne6 Re6 24.de6 Qe6 25.Qc3 Ke7 26.Qh8 h5 27.Rcd1 b5 28.e4 f6 29.Qg7 Qf7 30.Bf6 Ke6 31.Qf7 Kf7 32.e5 Bc5 33.Rd8 Bb6 34.Re1 c5 35.e6 1–0. Makowski – Brachaczek, Rzeszow 1987.

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

7.Be2 Re8 8.0–0 Be7 9.c4 d5 10.cd5 Qd5 11.Nc3 Qd8 12.d4 b5 13.a3 Bb7 14.Nd2 Bd6 15.Bf3 Rb8 16.Nce4 Ne4 17.Ne4 Ne7 18.Nd6 Qd6 19.Bb7 Rb7 20.Qf3 Rbb8 21.Rfc1 Rbc8 22.Rc2 c5 23.dc5 Rc5 24.Rc5 Qc5 25.Rc1 Qa7 26.Qg3 Ng6 27.h4 f6 28.Rc7 Qb6 29.h5 Ne5?? 30.Qg7 1–0. hal1958 – XANDERKIRV, HCL–A1484 playchess.de, 2003.

6.Nf3 b6

7.Bc4 Na5 8.Be2 =.

7.Bc4 Bb7 8.0–0 Be7 9.Nc3 Re8 10.d4 d6 11.Rb1 a6 12.d5 Ne5 13.Bb3 Rc8 14.Nd4 b5 15.f4 Nc4 16.Bc4+= bc4 17.e4 Bf8 18.Re1 c5 19.dc6 Bc6 20.Nc6 Rc6 21.Nd5 Nd5 22.Qd5 Rc5 23.Qd4 Qe7 24.a4 f6? 25.Ba3+/– Rc6?? 26.Qd5+– Qf7 27.Qc6 h6 28.Qa6 Rd8 29.a5 Kh7 30.Rb7 Qh5 31.Qb6 Qe8 32.Bb2 Be7 33.Qa7 (33.Qa7 Ra8 34.Re7 Ra7 35.Re8 Ra5 36.Ra1 Ra1 37.Ba1+–) 1–0. kofti – Queenwomen, ChessWorld.net, 2005.

7.Be2 Bb7 8.0–0 d5 9.d3 Bd6 10.h3 h6 11.Nbd2 Re8 12.c4 dc4 13.Nc4 Nh7 14.d4 Nf6 15.Nd6 Qd6 16.Rc1 Ne7 17.Ne5 Nfd5 18.e4 Nf6 19.Bc4 Rf8 20.Nf7 Rf7 21.e5 Qb4 22.Bf7 Kf7 23.ef6 Nf5 24.Rc7 1–0. phildo (1830) – wietseschmidt (1800), gameknot.com, 2013.

7.Be2 Bb7 8.0–0 Re8 9.a3 Bf8 10.d3 g6 11.Nbd2 Bg7 12.c4 d6 13.Qc2 Qe7 14.d4 d5 15.Rac1 Rad8 16.cd5 Nd5? 17.Bb5+– Rd6 18.e4 Nf4 19.d5 Ne5? 20.Qc7 Nd5?? 21.Qe7 Re7 22.Ne5 Be5?? 23.Be5 Re5 24.Nc4 Rde6 25.Ne5 Re5 26.ed5 Rd5 27.Bc6 Bc6 28.Rc6 Rd3 29.Ra1 b5 30.Kf1 a5 31.Ke2 Rb3 32.Rc5 b4 33.Ra5 ba3 34.R1a3 Rb2 35.Ke3 (35.Ke3 Kg7 36.Ra7+–) 1–0. Dumontelle,Joe – Zmijowskyj, Sept, 1979.

7.Be2 h6 8.0–0 Bb7 9.a3 Be7 10.Nc3 d5 11.d4 Bd6 12.Nb5 Ba6 (12...Re8!?=) 13.Nd6 Be2 14.Qe2 (14.Nf7 Bd1 15.Nd8 Rad8 16.Rad1 Na5+/–) 14...Qd6 15.c4 dc4 16.Qc4 Na5 17.Qc3 Rac8 18.Rfd1 Qe6 (18...Nd5 19.Qd3=) 19.d5+= Qd6 (19...Qf5 20.Qe5 Qe5 21.Be5+= (worse is 21.Ne5 Rfd8=)) 20.e4 Qd7 (better is 20...Qf4 21.e5 Ne4+–) 21.e5?? (better is 21.Ne5 Qd6 22.Ng4+–) 21...Ne8?? (better is 21...Nd5!? 22.Qc2 Rcd8+=) 22.e6?? (better is 22.a4+–) 22...fe6+/– 23.de6 (better is 23.Ne5!? Qd6 24.de6 Qe6 25.Rd3+=) 23...Qe6= 24.Re1 Qg6 (24...Qf7!?=) 25.Ne5+= Qf5 26.Nf3 (26.f3 Rd8+=) 26...Qg4 (26...Qf7 27.Re2 Nf6 28.Ne5=) 27.h3 Qg6 28.Re3 c5 29.Ne5 Qg5 30.Nd7 (30.Rg3 Qf6 31.Qe3 Rd8+/–) 30...Rf7+= 31.Ne5 Rf8 32.Nd7 Rf7 ½–½. Neumann,Frank (1650) – Brylski,Nils, RSS7E easy–61, 2007.

7.Be2 h6 8.0–0 Bb7 9.a3 Be7 10.c4 d6 11.Nc3 a6 12.Nd4 (12.Qc2 Ne5+=) 12...Nd4= 13.ed4 c5 (13...d5 14.Bf3=) 14.dc5 (14.d5!?+=) 14...dc5+= 15.Bf3 Bf3 16.gf3 (16.Qf3 Qd2 17.Na4 Ra7+=) 16...Qd3 17.Qe2 Qg6 18.Kh1 Rae8 (18...Rfe8 19.Rg1 Qf5 20.Rae1+=) 19.Qd1 (19.Rg1 Qf5+=) 19...Qh5 20.Rg1 (20.Ne4 Nh7+=) 20...Bd6–/+ 21.Rg2 Nh7 (better is 21...Be5!?–/+) 22.Ne4 (22.Nd5 g6=) 22...Be5+= 23.Be5 (23.Ng3 Qh3 24.Qb1 Re6 25.Be5 Re5 26.Qb6 Qe6=) 23...Re5 (better is 23...Qe5!? 24.Rb1 Re6–/+) 24.d4= Re4? (better is 24...cd4 25.Qd4 Qf5=) 25.fe4+– Qh4 26.Qg1 Ng5 27.dc5 Qe4? 28.Rc1?? bc5= 29.Qe1 Qf3 30.Qe3 Qc6 31.Kg1 Re8 32.Qb3? Nf3–+ 33.Kh1 Re1?? 34.Re1+– Ne1 35.Qb8 Kh7 36.Qg3 Ng2 37.Qg2 Qg2 38.Kg2 Kg6 39.Kg3 Kg5 40.h4 Kf5 41.f4 h5 42.Kf3 f6 43.Ke3 g5 44.fg5 fg5 45.hg5 Kg5 46.Kf3 h4 47.Kg2 Kf4 48.Kh3 Ke4 49.Kh4 Kd4 50.Kg3 Kc4 51.Kf3 Kd3 (51...Kd3 52.a4 c4–+) 0–1. Neumann,Frank (1650) – Brylski,Nils, RSS7E easy–59, 2007.

6.Nf3 d5

7.Bb5 Na5 8.0–0 a6 9.Be2 Re8 10.d3 Bf5 11.Nbd2= Qe7 (12.Nd4 Bd7=; 11...Bd6 12.Nd4 Bd7 13.c4=). Brozek – Borrmann,Fritz, corr 3GMM–52, 1995.

7.Bb5 Na5 8.0–0 c6 9.Be2 Nc4 10.Bd4 c5 11.a3 cd4 12.ab4 de3 13.fe3 Qe7 14.c3 Ne4 15.Qc1 Ned6 16.Nd4 Qg5 17.Rf4 Re8 18.Qf1 Be6 19.Ne6 fe6 20.Qf3 Ne5 21.Qh3 Nf5 22.b5 +=.

7.Bb5 Na5 8.a3 Bd6 9.h3 (9.0–0 c6 10.Be2 Nc4 11.Bc4 dc4=+) 9...a6 10.Bd3 Nc4 11.Bf6 Qf6 (11...gf6?! 12.0–0=).

7.Bb5 Rb8 8.Bc6 bc6 9.Ne5 Qd6 10.0–0 Bd2 11.Nd2 (11.Nd2 Rb2 Discovered attack; 11.Qd2 Rb2 Discovered attack) 11...Rb2 12.Nd3 Rb8 13.Nf4 Ne4 (13...Re8 14.c4–/+) 14.Nh5? (14.Ne4 de4 15.Qh5 Rb5–/+) 14...Nd2 (14...Nc3!? 15.Qf3 Rb2–+) 15.Qd2–/+ Qb4 16.c3 Qe4 17.Qd4 Qd4 18.ed4 Re8 19.f4 Rb5 20.f5 c5 (20...Rb2 21.Rfe1 Re1 22.Re1–/+) 21.f6 g6 22.Nf4 c4 (22...cd4 23.cd4 g5 24.a4=) 23.Rf3 (better is 23.Rfe1!? Rd8 24.Re7=) 23...Bf5 24.Rg3 Kh8 25.h4 c6 26.Rf1 (26.Rf3 h6–/+) 26...Rb2–+ 27.Ra1 Re4 28.Rf3 Bg4 (28...h5!? 29.Rff1–+) 29.Rff1–/+ h6 30.Ng6 Kg8 (30...Kh7 31.Nf4 a5–/+) 31.Ne5?? (better is 31.Ne7 Kh7 32.Rfe1= (32.Nc6 Ree2 33.Rf3 Rg2 34.Kf1 Rh2 35.Rf2 Rbf2 36.Kg1 Be2 37.Na7 Rfg2)) 31...h5?? (better is 31...Ree2 32.Ng4 Rg2 33.Kh1 Rg4–+) 32.Nc6?? (better is 32.Rab1 Rb1 33.Rb1+/–) 32...Ree2–+ 33.Rfb1 Rg2 34.Kf1 Rbf2 35.Ke1 Re2 36.Kf1 Rgf2 37.Kg1–+ Rf6 38.Na7?? Rg6 39.Kf1 Bf3 40.Re1 Rh2 41.Nc8 Rgg2 42.Re8 Kg7 0–1. RandyDzicek – LeWaN, playchess.de, 2004.

7.Bb5 Bd6 8.0–0 Qe7 (8...Re8 9.Nc3=+) 9.d3 (9.Nc3 a6 10.Bc6 bc6=+) 9...Na5 (9...Nd8 10.Ba4=+) 10.Qe1 (10.Qe1 b6 11.Qc3=+; 10.Bc3 a6 11.Ba4 Nc6=). Clark,Mark – Krieger,Thomas, BI–2007–P–00015, 2007.

7.Bb5 Bf5 8.0–0 a6 9.Bc6 bc6 10.Nd4 Bg4 11.Nc6 Bd1 12.Nd8 Bc2 13.Bf6 gf6 14.Nc6 a5 15.Rc1 Be4 16.a3 Bd6 17.Nc3 Ra6 18.Nb5 Re8 19.Rc3 +–.

7.c3 Ba5 8.Be2 Re8 9.0–0 Bg4 10.Na3 Ne4 11.h3 Bh5 12.Rc1 Qe7 13.g4–/+ Bg6 14.Qb3 Bb6 15.d4 Ng5 16.Qd5 Nh3–+ 17.Kh2 Nf4! 18.ef4 Qe2 19.f5 Rad8 20.Ng1 Qg4 21.Rfe1 Bf5 22.Qf3 Qh4 23.Nh3 Bh3 24.Qh3 Qf2 25.Qg2 Qh4 26.Qh3 Qe1 27.Re1 Re1 28.Nc4 Re2 29.Kg1 Na5 30.Qd3 Rde8 31.Kf1 Nc4 (31...Nc4 32.Qc4 Rb2–+) 0–1. Thystrup,Preben – Brinck,Benny, corr ICCF TT–2–86 fi, 1990.

7.Nc3 d4 8.ed4 Re8 9.Be2 Bg4 10.0–0= a6 11.a3 Bd6 12.h3 Bf3=+ 13.Bf3 Nd4 14.Nd5?? Nf3–+ 15.Qf3 Nd5 16.Qg4 Bf8 17.Rfe1 Qd6 18.d3 Nf6 19.Qh4 Qc6 20.c4 Re1 21.Re1 Re8 22.Rd1 Re2 23.Ba1 Ba3 0–1. kehrsam – labackna, ChessWorld.net, 2006.

7.Nc3 Re8 8.a3!? Ba5 9.Be2 =+.

7.Nc3 Re8 8.Bd3 d4–/+ 9.Nb5 de3 10.fe3 Re3 11.Kf2 Re8 12.Ng5?? h6 13.Nf3 a6 14.Nc3?? Bc5 15.Kf1 Ng4 16.Qc1 Nf2 17.Rg1 Nd3 18.cd3 Bg1 19.Kg1–+ Nd4 20.Nd4 Qd4 21.Kh1 Qd3 22.Na4 Bd7 23.Nc5 Qd5 24.Qc3 f6 25.Nd7 Qd7 26.Qc4 Qe6 27.Qe6 Re6 28.d4 Re2 29.Bc3 Rc2 30.Bb4 a5 31.Bc5 b6 32.Be7 Re8 33.Ba3 Ra2! (33...Ra2 34.Rc1 Ra3–+) 0–1. guest534 – guest802, ICS blitz, 2000.

7.Nc3 Re8 8.Be2 a6 9.0–0 Qe7 10.d4 Bf5 11.Bd3 Bg4 12.h3 Bh5 13.Be2 Rad8 14.Nd2 Be2 15.Ne2 Bd2 16.Qd2 Ne4 17.Qc1 Na5 18.Ba3 Qg5 19.Bb4 Nc4 20.Be1 Rd6 21.Kh2 Rh6 22.Nf4 c6 23.Rg1 b6 24.a4 a5 25.Rb1 Qf6 26.Qd1 Qd6 27.Rb3?? g5–+ 0–1. Kappel,Ray – Perez,Giorgio (1830), 35. LSS No Engine Cup Preliminary, 2011.

7.Nc3 Re8 8.Be2 Bg4 9.0–0 h6 10.a3 Bd6 11.Nb5 Bc5 (11...Be7 12.Ne5 Be2 13.Qe2=) 12.d4 (12.Bf6!? gf6 13.d4+/–) 12...Bb6 13.Rc1 a6 14.Nc3 Qd7 15.Na4 Ba7 16.Nc5 Bc5 17.dc5 Ne4 18.c4 Ne7 (18...Rad8 19.Qc2+=) 19.Ne5 Be2 20.Qe2 Qe6 21.Bd4 c6 22.f3 Nf6 23.Rb1 Rab8 24.a4 Nf5 25.Rfe1 Nd4 26.ed4 dc4 27.Qc4 Nd5 28.Re4 Qf5 (28...Re7 29.Rbe1 Rbe8 30.Nd3=) 29.Rbe1+= Kf8 30.g4 Qe6 31.Kf2 Rbd8 32.Rb1 Re7 33.Qb3 Qf6 34.Kg3 g5 35.h3 Nf4 36.Rbe1 Ne6 Attacks the backward pawn on d4 37.Nf7?? (37.Qe3 Kg7–/+) 37...Rd4?? (better is 37...Kf7 38.Re5 Rd5–+ (38...Rd4 39.Rf5+/–)) 38.Ng5= (38.Re6 Qf4 39.Kg2 Rd2 40.R1e2 Re2 41.Re2 Re2 42.Kf1 Qh2 43.Ng5 Qg2) 38...hg5 (38...Nc5 39.Nh7 Ke8 40.Nf6 Kd8 41.Rd4 Kc7 42.Re7 Kb8 43.Nd7 Nd7 44.Rdd7 Ka7 45.Qb7) 39.Re6 Qf4 40.Kg2 Rd2 41.Kf1 Re6 42.Re6 Rh2 43.Qc3 Rh1 44.Ke2 Qh2 45.Kd3 Rd1 46.Kc4?? (better is 46.Ke3 Qf4 47.Ke2+=) 46...Qa2–+ 47.Qb3 Rc1 48.Kb4 a5! 49.Ka5 Qb3 0–1. tightfist (2525) – ichess (2595), net–chess.com, 2013.

7.Bd3 Bd6 8.0–0 a6 9.a4 Nb4 10.Be2 Bf5 11.c3 Nc6 12.c4 dc4 13.Na3 c3 14.Bc3 Ne5?? (better is 14...Ne4+=) 15.Be5+– Be5 16.Ne5 c5 17.f4 (17.d4 Rc8+–) 17...Qc7 (17...Qe7 18.Nac4+–) 18.Rc1 Rad8 19.Bf3 Bd3 20.Nd3 Rd3 21.Nc4 b5 22.ab5 ab5 23.Ne5 Rd6 24.Qb3 Qb6 (24...Rb8 25.Qb4! Nd7 26.Nd7 Qd7 27.Rc5 Rd2 28.Rb1+–) 25.Rb1 Qa7 (25...Qc7 26.Rfc1 Rd2 27.Qb5+–) 26.Qb5 Rd2 27.Rfc1 Nd7 28.Nc4 Ra2 29.Qc6 Qa4 30.Qa4 Ra4 31.Rb7 Nf6 32.Ne5 Ra3 33.e4 Ra4 34.Rc4 Ra6 35.Rc5 Ne8 36.Nd7 Nd6 37.Nf8 Nb7 38.Rc8 Nd6 39.Rd8 h5 40.Ne6 Kh7 41.Ng5 Kg6 42.Rh8 Nb5 43.Bh5 Kf6 44.Rb8 Ra1 45.Kf2 g6 46.Rb5 gh5 47.Rb7 Kg7 48.Rf7 Kg8 49.e5 Ra2 50.Kf3 Ra6 51.Rb7 Kf8 52.f5 Ra3 53.Kf4 Ra4 54.Ne4 h4 55.f6 Ra8 56.e6 h3 57.Nd6 Ra4 58.Kg5 Ra5 59.Kg6 (59.Kg6 Rg5 60.Kg5 Kg8 61.Rg7 Kf8 62.e7#) 1–0. Fels,Bernhard (2025) – Lipsits,Sasha (1700), BI–2011–F–00008, 2012.

7.Bd3 Bd6 8.0–0 a6 9.Nc3 Nb4 10.e4 Re8 11.ed5 Nd3 12.cd3 Bg4 13.h3 Bh5 14.g4 Bg6 15.d4 h5 16.Ne5 hg4 17.hg4 (17.Ng6? fg6 18.h4 Qd7–+) 17...Be5 18.de5 Re5 d5 draws heavy fire 19.f4 Re8 20.f5 Bh7 21.Qf3 Qd6 22.g5 Nd7 23.Nd1 Qb6 24.Kg2 Qb4 25.Rf2 a5 (25...Rad8!?+=) 26.Rc1= Rac8 27.a3 Qh4 28.Ne3 Qg5 29.Kh1 Qh4 (29...f6 30.Rc4 b5 31.Rg4 Qh5 32.Rh2+–) 30.Kg1 (30.Rh2!? Qe4 31.Qe4 Re4 32.d6+=) 30...Ne5 31.Be5 Re5 32.d6 Qd8 (better is 32...c6=) 33.Qb7+/– c6 34.Qb2 (34.Rc6?! Rb8 35.Qb8 Qb8=) 34...Qd6 (34...Rb5 35.Qd4 c5 36.Qe5+/–) 35.Nc4 Re1 36.Re1 Qg3 37.Kf1 Bf5 38.Rf5 Qh3 39.Ke2 Qf5 40.Qe5 Qg4 41.Kd3 Rd8 42.Kc3 a4 43.d3 Qf3 44.Nb2 Ra8 45.Qd6 Qd5 (45...g6 46.Nc4+–) 46.Qd5 cd5 47.Re5 1–0. marekt (2185) – hanzelpeter (2295), gameknot.com, 2015.

7.Bd3 Bd6 8.0–0 Bg4 9.h3 Bh5 10.Be2 Re8 11.Bf6 Qf6 (worse is 11...gf6 12.Nc3+=) 12.Nc3 Qe6 13.Nb5 a6 14.Nd6 Qd6 15.d4 Ne7 16.c4 dc4 17.Bc4 Nd5 18.Rc1 c6 19.g4 Bg6 20.Ne5 Be4 21.f3 Bg6 22.Qd2 Rad8 23.Rfd1 (23.Bd5 cd5 24.h4 h6=) 23...Re7 24.Bb3 Nb6 25.Qf2 h6 26.e4 Bh7 27.Rb1 Nd7 28.Nd3 Rc8 29.Rb2 a5 30.a4 Kh8 31.Bc4 c5 32.d5 Nb6= 33.Rc1 Be4 34.fe4+/– Re4 35.Qf5 Rce8 36.Bb5 R8e7 37.Rc5 g6 38.Qf1 Nd5 39.Rf2 Nc7 40.Rcc2 Nb5 41.ab5 Re3 42.Rf3 Qd4 43.Kg2 Qe4 44.Rc8 Kh7 45.Qd1 b6 46.Rc6 Rd7= 47.Nf2 ½–½. Trokenheim,Marek (1770) – Pavlicek,Miroslav (1855), OP–2012–0–02173, 2012.

7.Bd3 Ne4 8.0–0 Bf5 9.a3 Be7 10.Qe2 Bg4 11.h3 Bh5 12.Nc3 Ng5–/+ 13.Qd1 Nf3 14.gf3 Bd6 15.Bf5? Qg5–+ 16.Bg4 f5 17.Nd5 fg4 18.fg4 Qd5 19.gh5 Rf3 20.Qe2 Qg5 (20...Qg5 21.Kh1 Rh3) 0–1. shirehorse – Netsurferdude, ChessWorld.net, 2005.

7.Bd3 Re8 8.0–0 a6 9.h3 Bd6 10.c3 Ne4 11.c4 Nb4 12.Be2 dc4 13.Bc4 b5 14.Be2 Bf5 15.a4 ba4 16.Nc3 Nc5 17.Nd4 Bd7 18.d3 Rb8 19.Rb1 a5 20.Nf3 Bf5 21.d4 Bb1 22.dc5 Bc2 23.Qa1 Bc5 24.Na4 Bf8 25.Be5 Kh8 26.Rc1 f6 27.Bg3 Bd6 28.Bd6 cd6 29.Nd4 Bg6 30.Nb2 Bf7 31.Nd3 Qb6 32.Nf4 Re5 33.Bg4 Qa7 34.Qa3 Rc5 35.Ra1 g5 36.Nh5 Qe7 37.Ng3 Bg6 38.Bf5 Rb6 39.Qb3 Bf7 40.Qd1 Nc6 41.Qd2 Qc7 42.Nge2 Rb4 43.Nc6 Qc6 44.Bg4 Qb6 45.Kh2 f5 46.Bf3 g4 47.Ba8 Rc8 48.Bd5 Rb2 (48...Rb2 49.Qa5 Qa5 50.Ra5 Bd5 (50...Re2?! 51.Bf7 Rf2 52.hg4–+) 51.Rd5 Re2 52.Rf5 gh3 53.Kh3 Rcc2–+) 0–1. Kerecsenyi,Zoltan – Zonneveld,Will (1605), SD–2010–0–00082, 2011.

7.Bd3 Re8 8.0–0 Bg4 9.h3 Bf3 10.Qf3 Ne5 11.Qe2 Nd3=+ 12.Qd3 b6 13.Nc3 c6 14.Ne2 Bd6 (15.Nd4 Qc7=+). Hreidarson – Borrmann,Fritz, corr 3GMM–49, 1995.

7.Bd3 Re8 8.h3 Bd6 9.0–0 a6 10.Ng5 Ne5 11.Be2 Qe7 12.f4 Nc4 13.Bc3? Ne3!–+ 14.de3 Qe3 15.Kh1 Qe2 16.Nd2 Bf5 17.Qe2 Re2 18.Ndf3 Ne4 19.Nd4 Nc3 20.Nf5 Bc5 21.Nf3 Rc2 22.Rac1 Rc1 23.Rc1 Ne4 24.Nd2 b6 25.Ne4 de4 26.Rd1 g6 27.Ng3 Re8 28.Ne2 f5 29.Rd7 Re7 30.Rd8 Kf7 31.g4 Ke6 32.Kg2 Rd7 33.Rd7 Kd7 34.Kg3 Ke6 35.Kh2 Be3 36.Kg2 c5 37.Kf1 Bd2 38.Kf2 c4 39.Nd4 Kd5 40.Ne2 c3 41.gf5 gf5 42.a4 c2 43.h4 b5 44.ab5 ab5 45.h5 b4 46.h6 b3 47.Kg3 b2 48.Kh4 c1Q 49.Nc1 bc1Q 50.Kg5 Qg1 51.Kf6 Bb4 52.Kf7 Qg6# 0–1. FABOLOUS – marekt, ChessWorld.net, 2003.

7.Bd3 Bg4 8.h3 Be6 9.Nc3 Re8 10.0–0 Qd7 11.Rb1 Ne7 12.Ne2+/– a6?? 13.Bf6+– gf6 14.Rb4 (14.Rb4 c5 15.Rh4+–) 1–0. Pech,Jaroslav – Murray,Findlay (1750), FICGS, 2008.

7.Bd3 Bg4 8.h3 Bh5 9.c3 Bd6–/+ 10.Qc2 Bf3 11.gf3 Ne5 12.Ke2 Nd3 13.Qd3 Re8 14.Rg1 Nh5 15.Kd1 c6 16.f4 Qf6 17.Kc1 b5 18.Qc2 Qh4 19.Qf5 Qf2 20.Qg4 Re6 21.Kc2?? Rg6 22.Rg2 Qg2 23.Qh5 Qe4 24.d3 Rg2 25.Nd2 Qa4 26.Kb1 Rg1 27.Bc1–+ Ba3 28.Qf7 Kf7 29.Nf1 Rf1 (29...Rf1 30.e4 Rc1#) 0–1. Stieber,Ulrich – Pietzsch,Manuel, Friedrichroda, 1997.

7.Bd3 Bg4 8.h3 Bh5 9.Nc3 d4 (9...Ne5 10.Be2 Nf3 11.Bf3 Bf3 12.Qf3+= Ne4 13.Nb1 Qd7 14.a3 Ba5 15.0–0 Qc6 16.Qd1+=) 10.Ne2 (10.Nb5 Bf3 11.Qf3 Ne5 12.Qf5 Nd3 13.Qd3 c5 14.c3 dc3 15.Qd8 Rfd8 16.dc3+=) 10...de3 (10...Bf3 11.gf3 de3 12.fe3 Re8 13.a3 Bd6 14.Rg1 Be5 15.Bc3 Qd7 16.Be5+=) 11.fe3 Bf3 12.gf3 Nh5 (12...Re8 13.a3 Bd6 14.Bb5+= (14.Rg1 Be5 15.Bc3 Qd7 16.Be5+=) 14...Nd7 15.Qc1 Nce5 16.f4=) 13.Kf1 (13.Qb1 Qh4 (13...Bd6= 14.Be4 Ng3 15.Ng3 Bg3 16.Kd1=) 14.Kd1 Kh8 15.Be4 Rfd8 16.d3=) 13...Re8+= 14.h4 (14.Rg1 A) 14...Qh4 15.Kg2 Nf6= (15...Ne5 16.Be5=) 16.Ng3=; B) 14...Ne5 15.Be5 Re5 16.a3+=; 14.a3 Bd6 15.Rg1 Qd7 16.Kg2=) 14...Qd5 (14...Ne5 15.Be5 Re5 16.Kg2–/+) 15.Kf2 (15.Be4 Qd7 (15...Qb5 16.a4+=) 16.Ke1+= (16.a3–/+); 15.Kg2 Rad8 16.a3+=) 15...Ne5 (15...Qa5!? 16.c3 Bc5+=) 16.Be4= Qd2 (16...Qd7 17.Be5 Re5 18.d4+=) 17.Qd2 (17.Bd4 c6 18.Qb1 Nf6 19.Be5 Ne4 (19...Re5? 20.Rd1 Ne4 21.fe4 Qd1 22.Qd1+–) 20.fe4 Bc5–/+ (20...Re5? 21.Rd1 Qd1 22.Qd1+–)) 17...Bd2 18.Bd4 Nc4 (18...c6=) 19.Rad1 (19.Bb7 Rad8 20.Ba7 Ne3=) 19...Be3 (19...Rad8 20.Bb7 Be3 21.Be3 Rd1 22.Rd1 Ne3 23.Rd7=) 20.Be3= Ne3 21.Ke3 f5 22.Rd5 (better is 22.Rhf1+=) 22...Re4?? (better is 22...g6 23.Rg1 Kf8+=) 23.fe4+– g6 24.Rhd1 Re8 (24...Nf6 25.Rd8 Rd8 26.Rd8 Kf7 27.Rc8+–) 25.Rd8 Kf7 26.Re8 Ke8 27.ef5 gf5 28.Rd5 1–0. Tamarkin,L (2150) – McQuillan,Peter, ch–Nassau, Mineola USA, 2008.

7.Bd3 Bg4 8.h3 Bh5 9.g4 Bg6 10.Nc3 Ne4 11.Ne2 f5 12.Nf4 fg4 13.hg4 Qd7 14.Ng6 hg6 15.Be4 de4 16.Ne5 Ne5 17.Be5 Qf7 18.Qe2 Rad8 19.c3 Ba3 20.f4? (better is 20.Rh2=) 20...ef3–/+ 21.Qh2?? (better is 21.Qf2–/+) 21...f2–+ 22.Kf1 Qc4 23.Kg2 (23.d3 Qd3 24.Kg2 Qe4 25.Kh3 Rf3 26.Bg3 Bd6–+) 23...f1Q! 24.Kg3 Qf3 (24...Qf3 25.Kh4 Qcg4#) 0–1. Melikidze,Shota – Kurukin,D (2300), Moscow TCh–Student Final, 2010.

7.h3 Re8 8.Be2 Bf5 9.0–0 Bc5 10.Bf6 Qf6 11.d4 Bd6 12.Nc3 Be4 13.Ne4 de4 14.Nh2 Rad8 15.Rb1 Qh4 16.c3 Ne7 17.Qe1 b6 18.f4 Qe1 19.Rfe1 Nd5 20.Bb5 Re7 21.Rb3 a5 22.Ng4 c5 23.Ne5 Rc7 24.Bc4 a4 25.Rb2 Nc3 26.d5 b5 27.Rc1 a3 28.Rbc2 Be5 29.fe5 Nd5 30.Bb5 Ne3 31.Re2 Nf5 32.Re4 g6 33.Ra4 Nd4 34.Bc4 Re8 35.Ra3 Re5 36.Ra8 Kg7 37.a4 Ne2 38.Be2 Re2 39.Rc4 h6 40.Kf1 Ra2 41.Kg1 Rb7 42.a5 Rbb2 43.Rg4 h5 44.Rg3 Rb1 45.Kh2 Raa1 46.Rc3 h4 47.g3 Rb2 0–1. Luchner,Wolfgang – Erhard,Jakob, Wattens, 1999.

7.h3 Bf5 8.c3 Bd6 9.Bb5 a6 10.Bc6 bc6 11.0–0 Rb8 12.Qc1 Bd3–+ 13.Re1 Ne4 14.c4 f6 15.Nd4 Qe8 16.Nc6?? Qc6–+ 17.Nc3 Qc4 18.f3 Nc3 19.Bc3 Bg3 20.Ba5 Be1 (20...Be1 21.Qc4 Bc4 22.Re1 Ba2 23.Bc7 Rb2–+) 0–1. gtate (1930) – condour, net–chess.com, 2003.

7.h4 Bg4 8.Be2 Re8 9.c3 Bd6 10.Na3 a6 11.Nc2 Qe7 12.Ncd4 Na7 13.Qc1 Qd7 14.Ng5 Be2 15.Ne2 Qb5 16.Qc2 c5 17.a4 Qd7 18.f4 Nc6 19.0–0–0 b5 20.Rdg1 d4 21.e4 Rad8 22.ab5–/+ ab5 23.cd4 cd4 24.Bd4?? Nd4 25.Qd3 Qc6 26.Kd1 Ne4 27.Ne4 Qe4 28.Qe4 Re4 ½–½. Wagner,Jean Philippe (1790) – Mercier,Richard, Champs sur Marne op 6th, 2006.

7.a3 Ba5

8.c4 Re8 9.Bd3 d4 10.0–0 Bg4 11.h3 Bf3 12.Qf3 Ne5 13.Qe2 Nd3 14.Qd3 de3 15.Bd4 c5 16.de3 cd4 17.ed4 Re4 18.d5 Qc7 19.Rc1 Rc8 20.c5 Re1 21.Re1 Be1 22.Qb5 Qc5 23.Qe2 Re8 24.Qf3 Bf2 25.Kh2 Qd6 26.g3 Re2 27.Nc3 Bg3 28.Kg1 Qc5 29.Kf1 Rf2 0–1. Iglesias,Ivan – Accattato,Nicola, St.Casabl., 2002.

8.c4 Re8 9.Be2 Bg4 10.cd5 Nd5 11.0–0 Qe7 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0–0 Qe7 11.a3 Ba5).

8.c4 Bf5 9.Qb3 Be4 (9...a6 10.cd5 Qd5 11.Qd5 Nd5 12.Nc3+=) 10.Be2 Re8 (10...Bb6 11.Nc3 Na5 12.Qa2 Bf3 13.gf3+=) 11.0–0= dc4 (11...Rb8 12.d4=) 12.Bc4 Bf3? (better is 12...Rf8!?=) 13.Bf7+/– Kh8 14.gf3 (14.Be8 Bg2 15.Kg2 Qe8+/–) 14...Rf8 (14...Re7 15.Qb7 Rb8 16.Qc6 Rb2 17.Bc4+/–) 15.Bc4 (15.d4 Qe7 16.Bc4 Qe8+/–) 15...Nd7 (15...Qe8 A) 16.Qb7?? Rb8 17.Qa6 Rb6–+ (worse is 17...Rb2 18.Bb5 Nb8 19.Be8 Na6 20.Bc6–+); B) 16.Qb5+=) 16.f4+/– Nc5 (16...Qh4 17.Bd5+– (17.Qb7? Qg4 18.Kh1 Qf3 19.Kg1 Rab8–+)) 17.Qc2 Qd6 18.Kh1 Ne7 19.Rg1 Qc6 20.Rg2 (20.e4 Ng6 21.Bd5 Qb5+/–) 20...Nf5 21.Nc3 Rad8 (21...Bc3 22.Qc3 (worse is 22.dc3 Nh4 23.Rag1 Ng2 24.Rg2 Rad8–/+) 22...Rf6 23.Qe5+–) 22.d4 Bc3 23.Bc3 (23.dc5 Nh4 24.Bf1 Bb2 25.Qb2 Rf6–/+) 23...Ne4? (better is 23...Qe4 24.Qe2 Na4+–) 24.d5 Qe8 (24...Rd5 25.Bd5 Qd5+–) 25.Be5 Ned6 (25...b5 26.Bb3 Ned6 27.e4+–) 26.e4 Nc4 (26...Rd7 27.ef5 Nc4 28.Qc4 Rf5 29.Re1+–) 27.Qc4 Rf7 28.ef5 Qd7 (28...Rdd7 29.Re1 Qf8 30.Qc3+–) 29.Rag1 Rg8 30.Qd4 a6 (30...b6 31.Qe4 Qd8 32.f6+–) 31.Rg5 h6 (31...b5+–) 32.Rg6 Kh7 33.Qe4 1–0. Acosta,Mariano (1940) – Malmdin,Nils Ake (2205), Katerini GRE,World Seniors Ch, 2014.

8.c4 Bf5 9.Be2 Ne4 10.0–0 dc4 11.Bc4 Qd7 12.d4 (12.d3 A) 12...Nc5 13.d4 (13.Nd4 Nd4 14.Bd4 Nd3 15.Bd3 Bd3 16.Qd3 c5 17.Nc3=; 13.Bb5 Qd6 14.d4 Rad8 15.Nbd2 Nd3 16.Qc2 Bd2 17.Bd3=) 13...Rfd8 14.Nc3 Be6 15.Bb5 Bc3 16.Bc3 Qd5 17.Qe2=; B) 12...Rad8 13.Bb5 Qd5 14.Bc6 Qc6 15.Nd4 Qb6 16.Qc2 Nd6 17.Bc3=; C) 12...Nd6 13.Bd5 Ne7 14.Qb3 Nd5 15.Qd5 Bb6 16.Nbd2 Rad8 17.Rab1=) 12...Rad8 (12...Be6 13.Qc1 (13.Qa4 Bc4 14.Qc4 Rad8 15.Rc1 Qf5 16.Bc3 Bb6 17.Nbd2=; 13.Bb5 Bd5 14.Ne5 Qe6 15.Bc6 Bc6 16.Nc6 Qc6 17.d5=; 13.Qc2 Bc4 14.Qc4 Rad8 15.Rc1 Qf5 16.Bc3 Bb6 17.Nbd2=; 13.Qb3 Bc4 14.Qc4 Rad8 15.Rc1 Qf5 16.Bc3 Bb6 17.Nbd2=; 13.Bd3 f5 14.Qc2 Bd5 15.Nc3 Bc3 16.Bc3 Rae8 17.Rab1=; 13.Be6 fe6 14.Qc2 Qd5 15.Bc3 Bb6 16.Nbd2 Nc3 17.Qc3=) 13...Rab8 14.Rd1 b5 15.Be6 fe6 16.Qc2 Qd5 17.Rc1=) 13.Nbd2 (13.Qa4 a6 14.Qb3 b5 15.Be2 Be6 16.Qc2 Bd5 17.a4=) 13...Nd2 (13...Rfe8 14.Nb3 Bb6 15.d5 Ne7 16.Ne5 Qd6 17.Qh5=) 14.Nd2 Ne5 (14...Be6 15.Bd3 Bd2 16.Qd2 Ne5 17.Bb1=) 15.de5 Qd2 16.Bd4 Qd1 17.Rfd1 b6 18.Rdc1 (18.h3 c5 19.Bb2 b5=+) 18...c5–/+ 19.Bc3 Bc3 20.Rc3 Rd2 21.h3 Re8 22.f4 Be4 23.Ra2 Ra2 24.Ba2 Rd8 25.Bc4 Rd1 26.Kh2 Rd2 27.Bf1 h5 28.Kg1 (28.Kg3 Kf8=+) 28...h4 29.Rc4 Bb1 30.Rc3 Kf8 31.Bc4 Be4 32.Bf1 Ke7 33.Rc4 Bc2 34.Rc3 a5 35.Bc4 Be4 36.Bf1 Ra2 (36...Ra2 37.Rb3 a4 38.Rb6 Ra3–/+) 0–1. Nebe,Lutz (1900) – Alvebring,Martin (2105), IECG, 1999.

8.Be2 Ne4 9.0–0 f5 10.c4 (10.d3 A) 10...Nc5 11.c4 (11.Nc3 f4 12.Qc1 fe3 13.fe3 Ne6 14.Rb1 d4 15.Nd1=; 11.c3 f4 12.ef4 Qf6 13.d4 Ne6 14.g3 Nf4 15.gf4+=; 11.d4 Ne4 12.c4 Be6 13.Qb3 Rb8 14.Nc3 Bc3 15.Bc3=; 11.Nd4 Nd4 12.Bd4 Ne6 13.Be5 f4 14.d4 Qg5 15.Bf3=; 11.Bc3 f4 12.Ba5 Na5 13.Nc3 Nc6 14.d4 Ne4 15.Qe1=) 11...f4 12.d4 Ne4 13.Qb3 Ne7 14.Bd3 Bf5 15.cd5+=; B) 10...Nd6 11.Nc3 Qf6 12.Na4 Qg6 13.d4 Ne4 14.c4 Be6 15.Qb3+=; C) 10...Ng5 11.c4 (11.Qc1 f4 12.Ng5 Qg5 13.ef4 Qf4 14.Qf4 Rf4 15.c3=; 11.Nc3 f4 12.Qd2 Bg4 13.Ng5 Qg5 14.ef4 Rf4 15.Bg4=+) 11...dc4 12.dc4 Qe7 13.Ng5 Rd8 14.Qa4 Qg5 15.Bf3+=) 10...dc4 (10...f4 11.Qb3 (11.Qc2 fe3 12.fe3 Be6 13.Bd3 Qe7 14.Be4 de4 15.Qe4+=) 11...Bb6 12.cd5 Na5 13.Qa2 Bf5 14.d3 Ng5 15.e4+/–; 10...Be6 11.d3 (11.Qc2 Qe7 12.d3 Ng5 13.Nbd2 Rae8 14.Rab1 f4 15.cd5=) 11...Nc5 12.d4 Ne4 13.Qb3 Rb8 14.Nc3 Bc3 15.Bc3=) 11.Bc4 Kh8 12.d4 (12.d3 Nd6 13.Bd5 Ne7 14.Bb3 f4 15.Ne5+=) 12...Qe8 (12...Nd6 13.Ba2 f4 14.e4 Ne4 15.d5+=) 13.d5 Ne7 14.Qd4 Qg6 15.Qe5 (15.Ne5+=) 15...Re8 16.Rd1 Ng8 (16...a6+=) 17.Qf4?? (better is 17.d6 Nd6 18.Rd6 cd6 19.Qa5+/–) 17...Nf2=+ 18.Kf2 Re4 19.Qg5 Rc4 20.Ne5 Rc2 21.Rd2! Rd2 22.Nd2 Qf6 23.Qh5 g6 24.Ng6 Kg7 25.Bf6 Nf6 26.Qh4 Bd2?? 27.Ne5 Nd5 28.Qg5 (28.Qg5 Kf8 29.Qd8 Kg7 30.Qd5+–) 1–0. Lothal,G – Moebius,B, corr DDR, 1984.

8.Be2 Ne4 9.0–0 Bf5 10.d3 Nc5 11.Bc3 Bb6 12.Re1 Qd6 13.Qd2 Qh6 14.a4 a5 15.Bb2 Rad8 16.Nc3 d4 17.Nd1 Ne6 18.e4 Qd2 19.Nd2 Bg6 20.Nc4 Bc5 21.Bg4 Bb4 22.Rf1 f5 23.Bf5 Bf5 24.ef5 Rf5 25.g3 g5 26.f3 Nc5 27.g4 Rf7 28.Bc1 Ne6 29.Rb1 Rdf8 30.Kg2 Kg7 31.Kg3 Kg6 32.Bd2 h5 33.gh5 Kh5 34.Bb4 ab4 35.Nd2 Ng7 36.Kg2 Nf5 37.Kf2 Kg6 0–1. Moeckel,Jean L (1845) – Ciesielski,Stefan (2255), Alpert Memorial Cup, Preliminary group, 2010.

8.Be2 Re8 9.0–0 Be6 10.d4 Ne4 11.Nbd2 Qf6 12.c4 Rad8 13.Ne4 de4 14.Nd2 Bd2 15.Qd2 Qg6 16.Kh1 b6 17.Rad1 Bg4 ½–½. Vetter,Udo (1725) – Leisebein,Peter (2120), DESC, 2001.

8.Be2 Re8 9.0–0 Bg4 10.d3 Qe7 11.Nbd2. Hoch,Hubertus (2320) – Mucke,Sebastian (1865), RSLE–2009, 2009.

8.Be2 Bf5 9.0–0 Qd6 10.d3 Rfe8 11.Nbd2 Ng4 12.h3 Nge5 13.Rb1 Bb6 14.Rc1 Nf3 15.Bf3= Ne5 16.d4 Nf3 17.Qf3 Qd7 18.c4= c6 19.Rfe1 Rad8 20.cd5 ½–½. Pommerel,Wim – Vermaas, CiF–FT–95–102B, 1995.

7.a3 Bc5

8.d4 Bb6 9.c4 Bg4 10.Be2 Bf3 11.Bf3 dc4 12.0–0 Qd6=+ 13.Nd2 Qe6 14.Rc1 Na5 15.Qa4 Nb3 16.Nb3 cb3 17.Bb7 Rab8 18.Rc6 Qd7 19.Qa6 Rfe8 20.h3 Qe7 21.Rfc1 Nd5 22.R6c4 Red8 23.Bc6 Qe6 24.a4 Ne7= 25.a5 Bd4 26.Rd4+– Rd4 27.ed4 Re8 28.d5 Qd6 29.Qa7 Nc6 30.dc6 Qd2 31.Qd4 Qd4 32.Bd4 Re6 33.Rb1 Rc6 34.Rb3 f5 35.Rc3 Rd6 36.Be5 Re6 37.Bc7 Re1 38.Kh2 Re2 39.Ra3 Kf7 40.a6 Re8 41.a7 Ra8 42.Kg3 Ke6 43.Kf4 g6 44.Ra6 Kd5 45.g3 Kc4 46.Ra5 Kd3 47.Ke5 Ke2 48.f4 Kf2 49.Ra3 Ke2 50.Kf6 Kd2 51.Kg7 Kc2 52.Kh7 Kb2 53.Bd6 Kc2 54.Kg6 Kd2 55.Kf5 Kd1 56.g4 Ke2 57.h4 Kd1 1–0. SuperForte – REXChess, 1994.

8.d4 Bd6 9.c4 =+.

8.d4 Bd6 9.Bd3 –/+.

8.d4 Be7 9.Bd3 Ne4 10.c4 Be6 11.Qe2 f5 12.Nc3 Nc3 13.Bc3 Qe8 14.0–0 b6 15.Rfc1+= Qh5 16.Bb4 Bb4 17.cd5+= Bd5 18.Bc4 Qf7 19.Bd5 Qd5 20.ab4 Nb4 21.Rc7 a6 22.Ne5 Rac8 23.Rac1 Rc7 24.Rc7 Qb5 25.Qb2 h5 26.h4 Nd5 27.Qa2 Kh7 28.Ra7 a5 29.Qc2 Qe8 30.e4 Nf4? 31.ef5+– Qc8 32.Qc8 Rc8 33.f6 Rg8 34.f7 Rf8 35.Re7 g6 36.Nd7 Kg7 37.Nf8 Kf8 38.Rd7 a4 39.Kf1 a3 40.Ra7 Nd5 41.Ke2 Ne7 42.Kd3 Kf7 43.Ra3 Ke6 44.Ke4 Nd5 45.Rg3 Ne7 46.d5 Kd6 47.Rf3 Nf5 48.Rb3 (48.Rb3 Kc7 49.g3 Nd6 50.Ke5+–) 1–0. lasker (2190) – jaskier (2140), internet, 2007.

8.Be2 d4 =.

8.Be2 Re8 =.

7.a3 Bd6

8.c4 Be6 9.Qc2 dc4 10.Bc4 Bc4 11.Qc4 Qe7 (11...Re8 12.d3+=) 12.0–0 (12.Qb5 Nd8=) 12...Ne5 (12...Rfe8 13.d3=) 13.Ne5 Be5 14.d4 (14.Be5 Qe5 15.d4 Qd6=) 14...Bd6 15.Nd2 (15.Nc3 c6=) 15...c6 (15...Rfd8 16.Rfc1=) 16.Rfe1 (16.Rab1 Rfe8=) 16...Qc7 (16...Rfe8 17.Rab1=) 17.Nf3 Rae8 (17...Rfe8 18.Rab1=) 18.h3 (18.Rad1 Ng4 19.h3 Bh2 20.Kf1 Nf6+=) 18...h6 (18...Re7 19.Qa4=) 19.Qd3 (19.Qc2 Re4=) 19...Qe7 (19...Ne4 20.Red1=) 20.Re2 (20.e4 Bb8+=) 20...Nd5 21.Qf5 (21.Ree1 f5+=) 21...g6 (better is 21...Qe6 22.Qe6 Re6+=) 22.Qd3? (better is 22.Qc2=) 22...Nf4!–+ 23.ef4 (23.Qc2 Ne2 24.Qe2 Qe6–+) 23...Qe2 24.Qe2 (24.Qc3 f6–+ (24...Bf4?! 25.d5 f6 26.Re1=)) 24...Re2 25.Bc3 (25.Bc1 Rfe8 26.Be3 Re6–+) 25...Bf4 26.Rb1 Rc2 27.Bb4 Re8 28.g3 Rc1 29.Rc1 Bc1 30.Kg2 Bb2 31.g4 Re4 32.Bc5 b6 33.Bd6 Bd4 34.Bb8 a6 35.Nd4 Rd4 36.Ba7 Ra4 37.Bb6 Ra3 38.Be3 Kg7 39.Bc5 Rb3 40.Bd4 f6 41.f3 Kf7 42.Kf2 a5 43.Be3 g5 44.Bd2 a4 45.Kg3 a3 46.h4 a2 (46...a2 47.Kf2 a1Q 48.Ke2 Qh1 49.Bc3 Qg2 50.Kd3 Qf3 51.Kd2 Qc3 52.Kd1 Rb2 53.hg5 Qd2#) 0–1. Agrest,Anton – Pipitone,Antonio (1990), III EUICC, Arvier ITA, 2007.

8.c4 Be6 9.Ng5 =+.

8.c4 Re8 9.cd5 Nd5 10.Be2 Bg4 11.0–0 (11.Nc3 Be5 12.Ne5 Ne5 13.f3 Bf5 14.0–0 Nd3 15.Qb3 Nf6 16.a4; 11.h3 Bf3 12.Bf3 Ne5 13.Bd5 Nd3 14.Kf1 Nb2 15.Qf3 Qe7 16.Bb7) 11...Qd7 (11...Qe7 12.Nc3 Nc3 13.Bc3 Ba3 14.d4 Red8 15.h3 Bh5 16.Qb3) 12.Nc3 Nc3 (12...Qe6 13.h3 Bf5 14.Qb3 Nb6 15.Qe6 Be6 16.Nb5) 13.Bc3 Re6 (13...Qe6 14.Rb1 Rab8 15.Qa4 a6 16.h3) 14.Nd4 (14.d4 Rg6 15.g3 Rh6 16.Ne5) 14...Be2 15.Ne2 (worse is 15.Qe2 Nd4 (15...Bh2 16.Kh2) 16.Bd4 Bh2 17.Kh2 Qd4–/+) 15...Qe7 (15...Rg6 16.f4) 16.f4 (16.Qb3=) 16...Rh6 17.Rf3 Rd8 18.Qb3 b6 19.Ng3 Qh4 20.Nf1 Rg6 21.Rc1 Ne7 22.Bb2 Nf5 23.e4 Qg4 24.Rf2 Nh4 25.Qg3 Qh5 26.Qe3 Qb5 27.Rc2 Qa4 28.d4?? (better is 28.Rc1=) 28...Ng2!–+ 29.Rg2 Qc2 30.Rg6 hg6 (worse is 30...fg6 31.e5 Qb2 32.ed6 cd6 33.h3–+; 30...Qb2?! 31.Rg3–+) 31.Bc1 Be7 32.e5 (32.Kh1 Qd1 33.Kg2 Rd4–+) 32…Rd4! (32...Rd4 33.Bd2 Bc5–+) 0–1. Acosta,Mariano (2085) – Kuyindzhi,Alexander A (2435), Rijeka CRO, 2011.

8.d3 Bg4 9.Be2 Qe7 10.Bf6 Qf6–/+ 11.Nbd2 Qc3 12.Qc1 Rae8 13.0–0 b6 14.d4=+ Re7 15.Bd3 Na5 16.Ra2 Nc4 17.Nb1 Qa5 18.Nfd2 b5 19.h3 Bd7 20.Nb3 Qb6 21.Nc3 c6 22.Nd2 Na3 23.Nf3?? b4 24.Na4 Qa5 25.Nb2 c5 26.dc5 Qc5 27.Nd4 Rc8 28.Nb3 Qc3–+ 29.Na1 Qe5 30.g3 Bh3 31.Re1 d4 32.e4 Be6 (33.f4 Qa5–+ (33...Ba2?! 34.fe5 Re5 35.Qd2=)) 0–1. Kupec,Jan – Lane,Michael, CiF FT–95–0198A, 1995.

8.d4 Ne4 9.Nbd2 Bg4 10.Be2 Nf6 11.0–0 Na5 12.h3 Be6 13.Ne5 c5 14.f4 cd4 15.ed4= Nc4 16.Ndc4 dc4 17.c3 Nd5 18.Bf3? Ne3–+ 19.Qe2 Nf1 20.Rf1 Be5 21.fe5 Bd5 22.Bd5 Qd5–+ 23.Bc1 Qe6 24.Qh5 Qg6 25.Qe2 Rae8 26.Bf4 Re6 27.Qc4=+ Qe4 28.Rf3 Rg6 29.Kh2 Qc2 30.Rg3 Rg3 31.Kg3 Qe2?? 32.Qe2+– (32.Qe2 Rc8 33.c4+–) 1–0. wood – houtx, Live Game Caissa's Web, 2005.

8.d4 Be6 9.Bd3 Re8 10.0–0 Ne7 11.Nbd2 c6 12.c4 Bf5 13.Bf5 Nf5 14.c5 Bc7 15.Qc2 Qd7 16.Ne5 Qe6 17.Rab1 Ng4?? 18.Ng4+– (18.Ng4 b5 19.h3+–) 1–0. Dlugolecki,Grzegorz – Muzzi,Eduardo, UECC, 1999.

8.d4 Re8 9.Bd3 =+.

8.d4 Bf5 9.Bd3 Bd3 10.Qd3=+.

8.d4 Bg4 9.h3 Bh5 10.c4 dc4 11.Bc4 Na5 12.Ba2 Ne4 13.Nbd2= Nd2 14.Qd2 Nc6 15.g4 Bg6 16.d5 Nb8 17.Qd4 f6 18.0–0–0 Nd7 19.Nh4 Bf7 20.f4 Re8 21.Nf5 Nc5 22.Rhe1 Re4 23.Qc3 Na4 24.Qc2 Nb2 25.Kb2 Qe8 26.Bb1+= Qb5 27.Qb3 Ba3! 28.Ka3 Qa5 29.Kb2 Rb4 30.Ba2 Re8 31.e4 Qc5 32.Qb4? Qb4 33.Bb3 Re4 34.Re4 Qe4 35.Rd4 Qf3 36.Bc2 Qh3 37.d6 cd6 38.Rd6 h5?? 39.Rd8–/+ Kh7 40.Nh6?? Bg6–+ 41.Bg6 Kg6 42.gh5 Kh5 (42...Kh5 43.Nf7 Qg2 44.Kb3 Qg3 45.Kb2 Qf2 46.Kb3 Qb6 47.Ka3 Kg4–+; 42...Qh5 43.Ng8 Qe2 44.Kc1–+) 0–1. Elfert,Aleksandr V (2235) – Bengafer,Moh (2280), New Dolmen op, 2002.

8.Be2 Na5 9.d3 (9.Nc3 Bd7+=) 9...c5 10.0–0 Re8 11.c4 dc4 (11...d4 12.ed4 cd4 13.Bd4= (13.Nd4?? Be5–+)) 12.dc4= Bf5 13.Nc3 a6 14.Nd5 Nd5 15.Qd5 Qd7 16.Rad1 (16.Bc3 Nc6=) 16...Rad8+= 17.Nh4 (17.Be5 Be5 18.Qc5 Qc7 19.Rd8 Qd8 (19...Qc5?? 20.Re8 Qf8 21.Rf8 Kf8 22.Ne5+–; 19...Rd8?! 20.Qe5 Qe5 21.Ne5=) 20.Ne5 b6–/+) 17...Be4 18.Qh5 b6 (18...f6 19.Bc3 Nb3 20.g3+=) 19.g3= h6 20.Bc3 Qe6 Exerts pressure on the isolated pawn 21.Rd5 Bf8 22.Re5 Qc6 23.Re8 Qe8 24.Qg4 Nc6 25.Re1 (25.Rd1 Rd1 26.Bd1 g6+=) 25...Bh7 (25...g6 26.Qf4 Bg7 27.Bg7 Kg7 28.Qc7–/+) 26.Nf3 Bd3 27.Nh4 Be2 28.Qe2 Qe4 29.Ng2 Rd3 30.Rc1 Nd4–/+ 31.Bd4 cd4 32.f3 Qf5 33.g4 Qh7–/+ 34.Rd1 Rd1 35.Qd1 de3 36.Ne3 Qg6 37.Nc2 Qf6 38.Qd3 Qb2 39.Kf1 Qb1 40.Ke2 Qh1–+ 41.Qd8 Qh2 42.Kd3 Qg1 43.Ke4 g6 44.Ne3 Qb1 45.Kf4 b5 46.cb5 ab5 47.Nd5 Qc1 48.Kg3 Qa3 49.Nf6 Kh8 50.Kg2 Qe7 51.Qb8 Qf6 52.Qf8 Kh7 53.Kg3 Qe5 54.Kh3 Qf4 55.Kg2 b4 56.Qc5 Qd2 57.Kg3 Qe1 58.Kg2 Qc3 59.Qa7 Kg7 (59...Kg7 60.Qa5 Qb2 61.Kg3 b3–+) 0–1. Baumann,Walter (2010) – Sabadell i Ximenes,David (2040), WS/H/193 ICCF, 2009.

8.Be2 a6 9.0–0 Bf5 10.Nd4 (10.d3 Qe7=) 10...Nd4–/+ 11.Bd4 c5 12.Bb2 b5 13.Nc3 d4 14.ed4 (14.Na2 Qc7 15.h3 Rfe8–/+) 14...cd4 15.Na2 Qc7 16.Bf3 (16.d3 Bh2 17.Kh1 Qf4–+) 16...Bh2 (better is 16...Bc2 17.Qc1 Rac8 18.Bd4 Bh2 19.Kh1 Be5 20.Be5 Qe5–+) 17.Kh1 Qf4 (17...Bc2?! 18.Qc1 Be4 19.Qc7 Bc7 20.Bd4 Bf3 21.gf3–+) 18.Ba8 (18.Re1 Qh4 19.Bd4 Be5 20.Kg1 Qh2 21.Kf1 Bd4 22.Re3 Ba1 23.Ba8 Ra8 24.Qe1–+) 18...Qh4 (18...Ra8?! 19.Qf3 Qf3 20.gf3+=) 19.Qf3 (19.Re1 Bc7 20.Kg1 Qh2 21.Kf1 Qh1 22.Ke2 Re8 23.Be4 Re4 24.Kd3 Re3 25.Kd4 Bb6#) 19…Bg3 (19...Bg3 20.Kg1 Qh2#) 0–1. Neumann,Frank – Kiryushin,Anatoly (1750), 59. LSS No Engine Cup Preliminary, 2012.

8.Be2 Rb8 9.0–0 Bg4 10.h3 Bf5 11.Bd3 Ne4 12.Nc3 Bc5 13.Nb5 Qe7 14.Nbd4 Bg6 15.Bb5 Nd4 16.ed4 Bd6 17.Re1 Qf6 18.d3 Ng5 19.Ne5 c6 20.Ba4 (20.Ng6?? fg6 (20...hg6?! 21.h4 Qf4 22.hg5 Qh2 23.Kf1–+; 20...Qg6?! 21.Ba4–+) 21.Qd2 cb5–+) 20...Rbe8 21.c4 dc4 22.dc4 Ne4 23.f3 Ng3 (23...Re5 24.de5 Bc5 25.Bd4 Qe5 26.Bc5 Qc5 27.Kh2=) 24.Qd2 (better is 24.Nd7!? Qf4 25.Nf8=) 24...Qh4 25.Qf2 Be5 26.de5 Qc4 27.Bc6 (worse is 27.Qa7 Ne2 28.Kh1 Ra8–/+) 27...bc6 28.Qg3 c5 29.Rac1 Qb5 30.Qf2 Rc8 31.e6 fe6 32.Re5 The pressure on the isolated pawn grows 32...Rf4 33.Rec5 Rc5 34.Rc5 Qb6 35.Bd4 Qd8 36.Bc3 Rf7 37.Qe3 Qd7 38.Be5 Qb7 39.Kh2 Rc7?? (better is 39...h6+/–) 40.Rc7+– (40.Rc7 Qc7 41.Bc7 Bf7 42.Qa7 Bg6 43.Be5 Kf8 44.Bd6 Kg8 45.Qb8 Kf7 46.Qf8) 1–0. Porkolab,Sandor (2145) – Vroom,Gerard (2110), IECC, 2006.

8.Be2 Ne4 9.0–0 f5 10.d3 Nf6 11.Nbd2 Be6 12.h3 Qe7 13.Ng5 Bd7 14.Ngf3 Rae8 15.c4 d4 16.e4?? fe4–/+ 17.Ne4 Ne4 18.de4 Qe4 19.Bd3 Qf4 20.g3?? Qf3–+ 21.Qf3 Rf3 22.Be4 Rb3 23.Bc6 Bc6 24.Bd4 Bg3! 25.Rab1 Rb1 26.Rb1 Be5 27.Be3 b6 28.Rd1 Re6 29.Rd8 Kf7 30.Rc8 a5 31.Rc7 Bc7 32.c5 b5 33.Bd2 Bf3 34.Be3 Rg6 35.Kf1–+ a4 36.Ke1 Ba5 37.Kf1 Ke6 38.Bd4 Kd5 39.Be3 Rg2 40.c6 Rh2 41.Bd2 Bd2 (41...Bd2 42.c7 Rh1#; 41...Rh1#) 0–1. OutOfBounce – Novice99, Live Game Caissa's Web, 2005.

8.Be2 Qe7 9.0–0 Bg4 10.d3 Ne5 11.Ne5 Be2 12.Qe2 Be5 13.d4 Bd6=+ 14.Nd2 Rae8 15.c4= c6 16.Nf3 dc4 17.Qc4 Nd5 18.a4 f5 19.Ne5 Be5 20.de5 Rf7 21.a5 Qe6 22.g3 Rd7 23.e4 fe4 24.Qe4 g6 25.f4= Ne7 26.Rad1 Red8 27.Rd7 Rd7 28.Ba3 Nf5 29.Qb4 Ne7 30.Rb1 Qa2 31.Qb3 Qb3 32.Rb3 Kf7 33.Bc5 Nc8 34.Kf2 Ke6 35.Ke3 Rd5 36.Bf8 b6 37.ab6 ab6 38.g4 c5 39.Bd6 c4=+ 40.Rb1 b5 41.Bb4 Nb6?? (41...Nb6 42.Ke4 g5 43.f5 Kf7+–; better is 41...g5–/+) 0–1. Kreuzer,Uwe – Schmitt, Landesliga Heidelberg, 1991.

8.Be2 Bf5 9.0–0 Re8 10.d4 Na5 11.Nbd2 c6 12.c4 Ne4 13.Rc1 Nd2 14.Nd2= dc4 15.Nc4 Nc4 16.Bc4 Qg5 17.Qf3 Re7 18.Be2 Re4 19.g3 Rh4 20.Bc4 Rf8 21.Qe2 Re8 22.Rc3 Rd4 23.Rb3 Rc4 24.Qc4 Be6 25.Qe4 Re7 26.Rd3 Bd5 27.Qa4 a6 28.Rfd1 Qh5 29.Rd5+= cd5 30.Qb3 Re8 31.Rd5+/– Qg6 32.a4 Bf8 33.Rd1 b6+= ½–½. Lisakowski,Christof (2260) – Leisebein,Peter (2425), RSS7E high–10, 2005.

8.Be2 Bg4 9.0–0 Qd7 10.d4 Rae8 11.Nbd2= Ne4 12.Ne4 de4 13.Nd2 Be2 14.Qe2 Qf5 15.c4 Re6 16.d5 Rh6 17.g3 Qh3 18.f4 ef3 19.Nf3 Ne5?? 20.Be5+– Be5 21.Ne5 Re8 22.Ng4 Rg6 23.Qf3 f6 24.Nf2 Qh6 25.e4 Re5 26.Ng4 Rg4 27.Qg4 Qe3 28.Rf2 Re4 29.Qc8 Kf7 30.Qc7 Kg6 31.Raf1 Rd4 32.Qd6 Rd2 33.Qf4 Qf4 34.Rf4 Rd3 35.R1f3 Rd1 36.Kg2 h5 37.Rf2 Kf7 38.R4f3 h4 39.Re3 hg3 40.hg3 Rd4 41.Rf4 Rd2 42.Kf3 Rd1 43.g4 g5 44.Rf5 Rf1 45.Kg3 Rg1 46.Kh3 Rc1 47.Re6 Rc4 48.Kg2 Rc2 49.Rf2 Rc3 50.Ref6 Ke7 51.R2f5 (51.R2f5 Ra3 52.d6 Kd7 53.Rg5 Ra2 54.Kh3 Ra3 55.Kh4+–; better is 51.Re6!? Kd8 52.Rf8 Kc7 53.Rf7 Kb8+–) 1–0. ATUK – Matulae42, Live Game Caissa's Web, 2005.

8.h3 Re8 9.c4 Bf5 10.Qb3 Na5–/+ 11.Qc3 Nc4 12.Bc4 dc4 13.Qc4 Be4 14.Ng5 Be5?? 15.Nf7+= Qd5?? 16.Qd5+– Bd5 17.Ne5 Bg2 18.Rh2 Bd5 19.f4 Rad8 20.Nc3 Bb3 21.Ng4 Nd7 22.Rg2 Rf8 23.Nh6 Kh8 24.Ne4 Nf6 25.Nf6 gf6 26.Ng4 Rd6 27.Rb1 Bd5 28.Rg3 Rb6 29.Ke2 Be4 30.d3 Bg6 31.e4 Bh5 32.Ke3 Bg4 33.Rg4 Rb3 34.Rgg1 Rb6 35.Bd4 Ra6 36.Rb7 h5 37.Rc7 Ra3 38.Rgg7 Rd8 39.Ra7 h4 40.Ra3 (40.Ra3 Kg7 41.Ra7 Kh6 42.Bf6+–; 40.Rh7 Kg8 41.Rag7 Kf8 42.Bc5 Rd6 43.Bd6 Ke8 44.Rh8#) 1–0. Antusch,Ingrid – Mueller,Liliane, Bayern ch–B (Women), 1988.

8.c4 Re8

9.Qc2 Bg4 =+.

9.d4 dc4 10.Bc4 Na5 11.Bd3 =.

9.d4 Bf5 10.Nc3 dc4 11.Bc4 Na5 12.Ba2 c6 13.0–0 b5 14.Rc1 Qb8 15.Ne5 Be5=+ 16.de5 Qe5 17.Na4 Qe7 18.Nc5 Rad8 19.Qe1= Nc4 20.Bc4 bc4 21.Bf6 Qf6 22.Rc4 Qg5 23.Qe2 Rd5 24.Qf3 Bg6 25.Rfc1 Qe5 26.h3 Qb2 27.R4c3 h6 28.Na4 Qa2 29.Nc5 a5 (29...Qb2 30.a4=) ½–½. Glowatzky,Tihomir (1700) – Bonetti,Shane (2110), TT–15, ETC, 2005.

9.d4 Bf5 10.Nc3 dc4 11.Bc4 a6 12.0–0 b5 13.Be2 Qd7 14.Nd2 Na5 15.Bf3 Rad8 16.Qc1 Rc8 17.Qd1 c5 18.dc5 Be5 19.c6 Qd6–/+ 20.h3 Red8 21.Nb3 Qd1 22.Bd1 Nc4 23.f4 Bc7 24.g4 Nb2 25.gf5 Rd3 (25...Rd3 26.Rc1 Re3–+) 0–1. Boehnke,H – Coche,W, 2002.

9.d4 Bf5 10.Nc3 dc4 11.Bc4 a6 12.Ng5 Re7 13.0–0 =+.

9.d4 Bg4 10.Nbd2 Na5 11.c5= Bf8 12.Qa4 b6 13.c6 Bd6 14.Bc3+= Ne4 15.Ba5 ba5 16.Qa5 Nd2= 17.Nd2?? Re3!!–+ 18.fe3 Qh4 19.g3 Bg3 (19...Bg3 20.hg3 Qg3#) 0–1. Meinhardt,Alfred – Fuchs,Andreas, Germany, 1992.

8.d4 Ne7

9.c4= b6 =+.

9.c4= c6 10.Nbd2 b5 11.cb5 cb5 12.Bc3 (12.Bb5? Rb8 13.a4 a6–+) 12...Rb8 13.Bb4 a5 14.Bd6 Qd6 15.Bd3 Bg4 16.Nb3 b4 17.Nc5 (< 17.Na5 ba3 18.0–0 Bf3 19.gf3 Rfc8–/+) 17...Ng6 18.ab4 ab4 19.0–0 Nh4 20.Be2 Bf3 21.Bf3 (< 21.gf3 Nd7 22.Bd3 Nc5 23.dc5 Qc5–/+) 21...Ra8 22.Be2 ½–½. van de Pavoordt,Frank – Plock,Joerg, corr or02–025, 2003.

9.c4 c6 10.Nbd2 Bf5 11.Nb3 Ne4 12.Nfd2 Ng6 13.Ne4 Be4 14.f3 Qh4 15.Kd2 dc4 16.Bc4 b5 17.Bf1 Bd5 18.Nc5 Rfe8 19.Qe1 Qg5 20.h4 Qh6 21.Nd3 Nf4! 22.Ne5 Be5 23.de5 Ne6 24.Rc1 Bb3 25.Rc3? Red8 26.Ke2 Rd1 27.Qd1 Bd1 28.Kd1 Rd8 29.Kc2 Qg6 30.e4 Nd4 31.Kb1 Qg3 32.Rd3 Qe1 33.Ka2 c5 34.g4 c4 35.Bc3 Qf2 36.Rd2 Qf3 37.Rh3 Qf1 38.Rhh2 Qf3 39.Bd4 Qb3 40.Ka1 Rd4! (40...Rd4 41.Rd4 Qc3 42.Ka2 Qd4–+) 0–1. Wagner,Jean Philippe (1790) – Jarreton,Herve (2040), Champs sur Marne op 6th, 2006.

9.Nbd2 Bf5 10.c4 b6 11.Be2 =.

9.Nbd2 Ng6 10.Bd3 Re8 11.0–0 Ne4 12.c4 c6 13.Ne1 Bg4 14.Qc2 Qh4 15.f4 Nf6 16.Ndf3 Qh5 17.Ne5 dc4 18.Bc4 Nd5 19.Qb3 Be2=+ 20.Be2 Qe2 21.Nc2 a5 22.Rf2= Qa6 23.Re1 a4= 24.Qc4 Be5 25.Qa6= Ra6 26.de5 Rb6 27.Bd4 Rb3 28.g3 b6 29.e4 Nc7=+ 30.Kg2 c5–/+ 31.Be3 Rd8 32.Rd2? Rd2–+ 33.Bd2 Rb2 34.Rc1 Nb5 35.Kh3 h5 36.Be3 Rb3 37.Re1 Na3 38.Na1 Rd3 39.Kg2 Nc4 40.Bf2 Na3?? 41.Re2?? h4 42.Rb2 h3 43.Kh3 Nf4 44.Kg4 Ne6 45.Rb6 Rd1 46.Ra6 Ra1 47.Ra4 Nc2 48.Rc4 Ncd4 49.h4 Nc6 (50.Rc5 Nc5 51.Bc5 Ne5 52.Kf5 Nd7–+) 0–1. Zahn,Richard – Visser,Dirk, NR–ch Germany, 1997.

9.Bd3+= Bf5 10.0–0 Bd3 11.Qd3 Ng6 12.Nbd2 Re8 13.c4 c6 14.cd5 cd5 15.a4 Ne4 16.Ba3 Rc8 17.Bd6 Qd6 18.Rfc1 f5 19.Qb3 b6 20.Ne4 fe4 21.Ng5 Rc1 22.Rc1 h6 23.Nh3 Ne7 24.Qb5 Rd8 25.g3 g5 26.Kg2 Kf7 27.a5 Rc8 28.Rc8 Nc8 29.Ng1 Ne7 30.Ne2 Qc6 31.Qb4 Ke6 32.Nc3 Qc4 33.Qb2 (33.Qc4!? dc4 34.ab6 ab6 35.Ne4=) 33...ba5+= 34.Nb1 (better is 34.Qa1!?+=) 34...a4–+ 35.Qb8? (better is 35.Na3 Qb3 36.Qc1–+) 35...Qb3 36.Qa7 Qb1 37.Qa4 Qb8 38.Qa6 Qd6 39.Qa8 Kf7 40.Qh8 Qf6 41.Qb8 h5 42.h3 h4 43.gh4 gh4 44.Qb2 Qf3 45.Kh2 Ke6 46.Qc2 Kf5 47.Qa2 Kg5 48.Qb2 Ng6 49.Qa2 Ne7 50.Qb2 Ng8 51.Kg1 Qh3 52.Qb8 Qe6 53.Qf8 Kh5 54.Kh2 Nh6 55.f3 ef3 56.Qf3 Ng4 57.Kh3 Qe3 (57...Qe3 58.Kg2 Qd2 59.Kf1 Kg5–+) 0–1. Litner,Igor (1715) – Maciejewski,Andrzej (1780), Miedzywojewodzkie Mistrzostwa Juniorow Poland, 2012.

8.Be2 Re8

9.0–0 Bf5 10.d4 Qd7 11.Nbd2 b5 12.Bb5 Rab8 13.c4= dc4 14.d5 Nd5 15.Nd4 Rb5 16.Nb5 Bd3 17.Nd6 Qd6 18.Nc4 Qg6 19.Rc1 Bf1 20.Qf1 Qe6 ½–½. Gretencord,Ulrich – Daus,Peter, DESC, 2001.

9.0–0 Ng4 10.Nc3= Nce5 11.Ne5+= Ne5 12.Nd5 Ng6 13.Bf3 c6 14.Nc3 Qf6 15.d4 Nh4 16.Be4 Be6 17.g3 Bh3 18.Qh5 Bf5?? 19.f3+– Nf3 20.Rf3 g6 21.Bf5 gh5 22.Bh7! Kg7 23.Rf6 Kf6 24.Ne4 Ke6 25.Bf5! Ke7 26.d5! Bb8 27.d6! Bd6 28.Bf6 Kf8 29.Nd6 Re3 30.Kf2 (30.Kf2 Rae8 31.Ne8 Re8 32.Rd1+–) 1–0. Brzoza,Miroslaw (2200) – Wozniak (1800), corr 1.

9.Bf6 Qf6 10.Nc3 Qg6 =+.

9.h3 Bf5 10.d3 Nd7 11.Nbd2 Nde5 12.Ne5 Be5 13.Be5= Ne5 14.d4 Ng6 15.Bg4 Bg4 16.Qg4 Qd6 17.0–0 c5 18.c3 Rac8 19.Rfc1 c4 20.Rcb1 Qc6 21.a4 Nf8 22.Rb5 Nd7 23.Rab1 b6 24.Qf3 Nf6 25.a5 ba5 26.Ra5 Ra8 27.Rbb5 a6 28.Rb4 Qd6 29.Qd1 Rab8 30.Rba4 Rb6 31.Qa1 Re6 32.Rc5 Qb8 33.Qa3? Ne4–+ 34.Nf1 Nc5 35.dc5 Rb3 36.Rb4 Qb4! 37.Qb4 Rb4 38.cb4 c3 39.Ng3 c2 40.Ne2 Re4 (41.Kf1 Rb4–+) 0–1. Jalo,Pentti – Salo,Tapio (2315), Vantaa We Remi, 1997.

7.a3 Be7

8.c4 Be6 9.cd5 Nd5 10.d4 a6 (10...Bf5 11.Nbd2 Re8 12.Bb5+=) 11.Bd3 Nf6 (11...f5 12.Nc3=) 12.Nc3 h6 13.0–0 Qd7 14.Rc1 Bf5 (14...Rad8 15.Qc2=) 15.Bf5 Qf5 16.Re1 Rab8 17.e4 White plans d5 17...Qd7 18.d5 Na7 19.e5 Ne8 20.Qe2 Bc5 (20...Rd8 21.e6 fe6 22.Ne5+– (22.de6?! Qd3+/–; 22.Qe6?! Qe6 23.de6 Nc6+=)) 21.Rcd1 b5 22.Ne4 Bb6 23.e6! fe6 24.de6 Qc6? (better is 24...Qe6 25.Nf6! Rf6 26.Qe6 Re6 27.Re6 Kf7+–) 25.Ne5+– Qe6 26.Nd7 Bf2 27.Nf2 Qe2 28.Re2 Rd8 29.Nf8 Rd1 30.Nd1 Kf8 31.Ne3 (31.Re6 a5+–) 31...c5 (31...Nc8 32.Bd4 Ne7 33.Nc2+–) 32.Nd5 (32.Nf5 Nc6+–) 32...Nc6 (32...Nc8 33.Nf4 Kf7 34.Ne6+–) 33.Nb6 (33.Re6 Nb8+–) 33...c4 (33...Kf7 34.Rd2+–) 34.Nd7 Kf7 35.Ne5 (35.Nc5 Nc7+–) 35...Ne5 36.Re5 g5 37.Kf2 1–0. GCP – Hal1958, playchess.de, 2004.

8.c4 Re8 9.d4 Bf5 10.Nc3 dc4 11.Bc4 Na5 12.Ba2 c5 13.Ne5 Bg6 14.dc5 Bc5 15.Ng6 hg6 16.0–0 Qe7 17.Qc2 Kf8 (17...Ba3?? 18.Ba3 Qc7 19.Rfc1+–) 18.Rfd1 Red8 19.Nd5 Nd5 20.Bd5 Bb6 (20...Rac8!? 21.Rac1 Qg5+/–) 21.Qc3 f5 22.e4! (22.e4 fe4 23.Kh1+–) 1–0. forsetinn (2075) – bellee (1905), gameknot.com, 2013.

8.c4 Bf5 9.cd5 Qd5 10.Nc3 Qe6 11.Nb5 Qd7 12.Be2 a6 13.Nbd4 Nd4 14.Nd4 Bg6 15.Nf3 Rad8 16.0–0 Bh5 17.Rc1 c6 18.Qb3 Bd6 (18...Qe6!? 19.Qe6 fe6=) 19.Bf6+= gf6 20.a4 b5 21.ab5 cb5 22.Qa2 Ra8 23.Nd4 Be2 24.Ne2 Qg4 25.Nd4 Qh5 26.f4 Bc5 27.Nb3 Rfc8 28.Qa1 Kg7 29.Rf3 (29.Nc5?! Rc5 30.Rf3 Rc1 31.Qc1 Qf5+=) 29...Be7 30.Rc8 Rc8 31.Qa6 Qd5?? (better is 31...Rb8+–) 32.Rg3 (32.Rg3 Kh8 33.Qc8 Qd8 34.Qf5+–) 1–0. forsetinn (1965) – gablueskies (1730), gameknot.com, 2013.

8.d4 Na5 9.Nbd2= b5 10.Be2 (10.Bb5? Rb8 11.Bc3 Rb5–+) 10...Nc4 11.Nc4 bc4 12.Ne5 Qe8 13.0–0 Ne4 14.f3 Nd6 15.Rb1 Rb8 16.Bc3 Rb1 17.Qb1 Nb5 18.Be1 (18.Bd2 Na3 19.Qb2 f6–/+) 18...Ba3 19.Bd2 c5 (19...c5 20.c3 cd4 21.cd4 Be6–+) 0–1. phildo (1905) – forsetinn (2320), gameknot.com, 2014.

8.d4 Bf5 9.Nc3 +=.

8.Be2 Rb8 9.c4 dc4 10.Bc4 Na5 11.Be2 Bf5 12.d4 c5 13.0–0 Qb6 14.Bc3 Ne4 15.dc5 Bc5 16.Bd4 Rfd8 17.Bc5 Nc5 18.Qe1 Nd3 0–1. phildo (1910) – guardiao (2495), gameknot.com, 2014.

8.Be2= Re8 9.0–0 Bf5 10.d3 a5 11.Nbd2 b5 (11...Bd6 12.Rb1=) 12.Re1 (12.Rb1 b4=) 12...Rb8=+ 13.Nf1 Bd6 14.Qc1 (14.Ng3 Be6=+) 14...Qe7 15.Ng3 Bg4 16.Bf6 (16.Qd2 a4=+) 16...Qf6–/+ (16...gf6?! 17.d4=) 17.d4 Ne7 18.Qd2 h5 (18...a4 19.Reb1 c6 20.Qc3–/+) 19.h3 (19.Qa5 h4 20.Nf1 h3=) 19...h4 20.Nf1 Bf3 21.Bf3 c5 (21...a4 22.e4 de4 23.Be4=+) 22.Rab1 (22.dc5!? Bc5 A) < 23.Bd5 Red8–/+ (< 23...Nd5 24.Qd5 Re5 25.Qd2+=); B) 23.Qa5+=) 22...cd4= 23.ed4 b4 24.ab4 ab4 25.Qd3 Rec8 26.Rb3 Rc4 27.Rd1 Nc6 28.Bd5 Nd4?? 29.Bc4+– (29…Nb3 30.Qd6 Qd6 31.Rd6+–) 1–0. Kjaerstad,Eivind J – Woschkat,Karl_Heinz, corr 3GMM–04, 1995.

8.Be2 Bf5 9.0–0 Ng4 10.h3 Nf6 11.d3 Bd6 12.Nh4 Bd7 (12...Be6 A) 13.Nd2 Re8 (13...Qe7 14.Nhf3 Rab8 15.c4 Rfe8 16.cd5 Nd5 17.Ne4 Rbc8=) 14.Nhf3 Qe7 15.Qb1 Rab8 16.c4 a6 17.cd5 Nd5=; B) 13.Re1 Ne5 (13...Qe7 14.Nf3 Rfe8 15.Nbd2 Rad8 16.Qb1 b6 17.Bc3 Nd7=; 13...a6 14.Nf3 Re8 15.Nbd2 Qe7 16.Ng5 Bd7 17.c4 b5=; 13...Re8 14.Nf3 Qe7 15.Nbd2 Rab8 16.c4 Rbd8 17.Ng5 Bd7=; 13...b5 14.Nf3 a6 15.c4 Re8 16.Qc2 dc4 17.dc4 Bc4=) 14.Nd2 Re8 15.c4 dc4 16.dc4 Nfd7 17.Nhf3 Qe7=; C) 13.Qe1 Nd7 (13...a6 14.Nf3 Re8 15.Nbd2 Rb8 16.Nb3 Qe7 17.Qc3 Bd7=+; 13...Re8 14.Nf3 a6 15.Qc3 Na7 16.Qb3 d4 17.c4 dc3=+; 13...Ne5 14.Nc3 a6 15.f4 Nc6 16.Bf3 Be7 17.f5 Bc8=+; 13...Qe7 14.Nf3 Rfe8 15.Qc3 Rad8 16.Nbd2 d4 17.Nd4 Nd4=+; 13...a5 14.Nc3 d4 15.Nb5 Bc5 16.Bf3 g5 17.ed4 Bb6+=; 13...Rb8 14.Nf3 Re8 15.Qc3 a6 16.Re1 Qd7 17.e4 Rbd8=+; 13...Rc8 14.Nf3 Re8 15.Qc3 a6 16.Re1 Na7 17.e4 Nb5=; 13...b5 14.Nf3 Re8 15.Qc3 Ne7 16.Qa5 Ng6 17.Nbd2 a6=; 13...Bd7 14.Nf3 Rb8 15.Nbd2 Qe7 16.c4 Be6 17.cd5 Nd5=) 14.Nf3 Re8 15.Nc3 Qf6 16.Qb1 Qg6 17.Nh4 Qh6–/+; D) 13.Nf3 Re8 14.Nbd2 Qe7 15.c4 Rad8 16.Qc2 Nd7 17.cd5 Bd5+=; 12...Bc8 13.Nf3 a6 (13...Re8 14.Nbd2 Be6 15.c4 Qe7 16.cd5 Nd5 17.Ne4 Rac8=; 13...Qe7 14.Nbd2 Be6 15.c4 Rfe8 16.cd5 Nd5 17.Ne4 Rac8=; 13...Be6 14.Nbd2 Qe7 15.c4 Rfe8 16.cd5 Nd5 17.Ne4 Rad8=) 14.Nbd2 Be6 15.c4 Re8 16.cd5 Nd5 17.Ne4 Qe7=) 13.Bf6?? (better is 13.Nf3= Be6 (13...Qe7 14.Nbd2 Rfe8 15.c4 Be6 16.cd5 Nd5 17.Ne4 Rad8=; 13...Re8 14.Nbd2 Qe7 15.c4 Be6 16.cd5 Nd5 17.Ne4 Rad8=; 13...Rb8 14.Nbd2 Re8 15.c4 Be6 16.Qc2 Qe7 17.Rfc1 dc4+=) 14.Nbd2 Qe7 15.c4 Rfe8 16.cd5 Nd5 17.Ne4 Rad8=; 13.Nc3 d4 (13...a6 14.Nf3 Re8 15.Qd2 Qe7 16.Rfb1 Ne5 17.Nd1 b5=+) 14.ed4 Nd4 15.Re1 Re8 16.Nf3 Re2 17.Re2 Nf3=+; 13.Nd2 Be6 (13...Qe7 14.Nhf3 Be6 15.c4 Rae8 16.Rb1 Nd8 17.Qb3 c6=; 13...Rb8 14.Nhf3 Re8 15.c4 Be6 16.Qc2 Qe7 17.Rfc1 dc4+=; 13...Re8 14.Nhf3 Qe7 15.c4 Be6 16.cd5 Nd5 17.Ne4 Rac8=; 13...b5 14.c4 Rb8 15.cd5 Nd5 16.Nhf3 Nf6 17.Qc2 Re8=) 14.Nhf3 Qe7 15.Qb1 Rab8 16.Bc3 Nd7 17.Qb2 f6=) 13…Qf6–+ (13...Qf6 14.Nd2 Qh4–+; < 13...gf6 14.Bg4+=) 0–1. Trkn – MARTIN, itsyourturn.com, 2000.

8.Be2 Bf5 9.d3 Qd6 10.0–0 Rad8 (10...Rfe8 11.Nc3=) 11.Nbd2 (11.Nc3 a6=) 11...Ng4 (11...b5 12.a4 b4 13.c3=) 12.h3 (12.Rb1 Rb8=) 12...Nge5 13.Ne5 (13.Rb1 b6=) 13...Ne5 14.Nf3 (14.Rb1 b6=) 14...Nc6 (14...Nf3 15.Bf3 Rfe8 16.Qd2=+) 15.Rb1= Rfe8 16.Qd2 (16.Nd2 Qe6=) 16...b6 (16...Qg6 17.Kh1=+) 17.d4 (17.Rfe1 Qg6 18.Kh1 a6=+) 17...Qg6 18.Kh2 (18.Bd3 a6=+) 18...Bc2–/+ 19.Rbc1 Be4 20.Rg1 (20.g3 Qe6–/+) 20...Bd6–+ 21.Kh1 Ne7 (21...Na5 22.Qd1–+) 22.Ne5 Qh6–+ 23.f3 Bf5 24.Ng4 (24.Rgf1 Bh3 25.gh3 Qh3 26.Kg1 Qg3 27.Kh1 Nf5–+) 24...Bg4 25.fg4 Nf5 26.gf5 Re3 27.Bf3 Qf4 28.Qf2 Qh2# 0–1. Queenwomen – chem1st, ChessWorld.net, 2005.

8.Be2 Bf5 9.d3 Qd6 10.Nbd2 Ng4 11.Nf1 (11.Rb1 Rfb8 12.0–0 b5 13.h3 Nf6 14.Re1 a6 15.Nb3=; 11.0–0 Rfe8 12.c4 dc4 13.Nc4 Qg6 14.Qc2 Rad8 15.h3=; 11.h3 Nge5 12.Ne5 Ne5 13.0–0 Rfe8 14.Rb1 Rab8 15.e4=; 11.c4 dc4 12.Nc4 Qg6 13.h3 Nh6 14.Nfe5 Ne5 15.Ne5=; 11.Qb1 Rfe8 12.0–0 Rab8 13.c4 dc4 14.Nc4 Qd7 15.Qc2=; 11.Nb3 Nge5 12.Ne5 Ne5 13.Rb1 Rfe8 14.0–0 Bf6 15.Nd2=) 11...Bf6 (11...Nce5 12.Nd4 Nh6 13.Nb5 Qc6 14.Be5 Qb5 15.Ng3=; 11...Nge5 12.Ng3 Be6 13.Ne5 Ne5 14.0–0 Ng6 15.c4=) 12.Bf6 Qf6 (12...Nf6 13.Ng3 Bg4 14.0–0 Rfe8 15.c4=) 13.Ng3 a6 (13...Qc3 14.Nd2 Nh6 15.0–0=) 14.Nf5 Qf5 15.0–0 (15.d4=) 15...Qh5 (15...Nf6 16.Qb1=) 16.h3 Nge5 17.Nd4 Qh4 18.Nc6 Nc6 19.d4 Ne7 20.Kh2 Ng6 21.g3 Qe7 22.c4 dc4 23.Bc4 Rad8 24.Qb3 c5 25.dc5 Qc5 26.Be2 (26.Rac1 Qe7=) 26...Rd2=+ 27.Rac1 Qf5 (27...Qf5 28.Rce1 b5=+). Trkn – MARTIN, itsyourturn.com, 2000.

7.Bb5 a6

8.Ba4 Bg4 9.c3 Bd6 10.0–0 Ne5 11.d4 Nf3 12.gf3 Bh5 13.Nd2 Ne4 14.Ne4 de4 0–1. sandtheory – Alissa, ChessWorld.net, 2005.

8.Bc6 bc6 9.0–0 Bd6 10.d3 Rb8 11.Bc3 Qe7 12.Nbd2 c5 13.Re1 Be6 14.e4 d4 15.e5 dc3 16.ed6 Qd6 17.Ne4 Ne4 18.Re4 Bd5 19.Rg4 Rb2 20.a3 Re8 21.Nh4 Qf6 22.g3 h6 23.Rf4 Qe6 24.Nf5 g5 25.Nh6 Qh6 26.Rf5 c6 27.Qg4 f6 28.h4 Rc2 (28...Rc2 29.f4 Be6 30.fg5 Bf5–+) 0–1. reddragonx (1780) – jaskier (2115), internet, 2007.

8.Bc6 bc6 9.0–0 Bg4 10.h3 Bf5 11.Nd4 Qd7 12.d3 Rab8 13.Qf3 Rfe8?? 14.Nf5+– Qe6 15.Nc3 Bd6 16.Rab1 Be5 17.Na4 Rb4 18.Nc5 Qc8 19.Be5 Rb1 20.Bf6 Rf1 21.Kf1 g6 22.Ne7 Re7 23.Be7 Qb8 24.Nb3 f5 25.Qf4 Kf7 26.Qe5. weBNimzo – acschess, ChessWorld.net, 2003.

8.Bc6 bc6 9.Ne5 Bb7 10.0–0= Bd6 11.d4 c5 12.dc5 Bc5 13.Nd2 d4 14.Nb3= Qd5 15.Nf3 Rfd8 16.Nc5+= Qc5 17.Bd4 Qf5 18.Qe2 Rab8 19.Rfd1 Bf3 20.Qf3+/– Qf3 21.gf3 a5 22.Rab1 Rb1 23.Rb1 Nd5 24.Rb7 g6 25.Be5 f6 26.Bc7 Nc7 27.Rc7 Rd2 28.Kg2+– a4 29.a3 h6 30.h4 Kf8 31.Rc4 g5 32.hg5 fg5 33.f4 gf4 34.Rf4 Kg7 35.Rc4 h5 36.Kg3 Kf6 37.f4 Re2 38.Kf3 Rh2 39.Rc5 h4 40.Kg4 h3 41.Rc3 Rh1 42.Kg3 Kf5 43.Rc5 Kf6 44.Rc6 Kf5 45.Rc4 Re1 46.Rc5 Kg6 47.Rc3 Kf5 48.Kh3 Ke4 49.Kh4 Rg1 50.Rc4 Ke3 51.Ra4 Rc1 52.Rc4 Rh1 53.Kg5 (53.Kg5 Ra1 54.a4+–) 1–0. Rosner,Dirk (1830) – Meisinger,Peter (1710), DESC, 2000.

8.Bc6 bc6 9.Ne5 Qd6 10.Nd3 Rb8 11.0–0 Re8 =+.

7.Bb5 Bd7

8.0–0 Bd6 9.Ba3 =+.

8.0–0 Bd6 9.Nc3 Re8 =.

8.0–0 Bd6 9.c4 a6 10.Bc6 Bc6 11.cd5 Bd5 12.d4 Ng4–/+ 13.Ne5 Be5 14.de5= Qg5?? 15.Qd5+– Rad8 16.Qe4 (16.Qb7 Rb8 17.Qa6 Rb2–/+). FM hpi (2115) – Fredek (2065), Freundschaftspartie, 5m + 0s, 2006.

8.0–0=+ Re8 9.a3 Bd6 10.Bf6 Qf6 11.Nc3 Qh6 12.h3 a6 13.Bc6 Bc6 14.Nd4 Bd7 15.Qf3 c6 16.Na4 Bc7 17.Rfb1 b5 18.Nc5 Bc8 19.Ne2 Qd6–/+ 20.d4 Qh2 21.Kf1 Qh1 22.Ng1 Bd6 23.a4 Bc5 24.dc5=+ ba4 25.Qg3 a3 26.Ke2 a2 27.Re1 f5 28.Nf3 f4 29.Qg5 Qe1 30.Ne1 fe3 31.fe3 Ra7 32.Nf3 Rae7 33.Nd4 Re5 34.Qg3 Bb7 35.Ra2 h6 36.Ra3 Kh7 37.c4 dc4 38.Qe1 R8e7 39.Qb4 g6 40.Qc4 Rg5 41.g4 Rge5 42.Qb4 Re4 (42...Rd5 43.Kd1+–) 1–0. Fritz 8 – Fritz 6, 2005.

8.0–0 Re8 9.a3 Bd6 10.Bf6 Qf6 11.Nc3 Qh6 12.h3 a6 13.Bc6 Bc6 14.Nd4 Bd7 15.Qf3 c6 16.Na4 Qg5 17.Rab1 c5 18.Nb6 Qe5 19.Rfe1 Rad8 20.Nd7 Rd7 21.Nf5 Re6 22.Qg4 Qh2 23.Kf1 g6 24.Rb6 Bf8 25.Re6 fe6 26.Ng3 Rd6 27.c4 b5 28.cd5 ed5 29.e4 de4 30.Ne4 Kg7 31.Nd6+/– Qd6 32.Qf3 Qd2 33.Qb7 Kh6 34.Qa6 Qd3 35.Kg1 Bd6 36.Qc6 Kg5 37.g3 b4 38.Re6 Bg3 39.Qc5 Kh6 40.Qf8 Kh5 41.Qb4 Bf2 42.Kf2 Qh3 43.Re5 g5 44.Qf4 Qh4 45.Qh4 Kh4 46.a4 g4 47.a5 h6 48.a6 g3 49.Kg2 Kg4 50.a7 Kf4 51.Re1 Kg5 52.a8Q Kg6 53.Qg8 Kf6 54.Re6 Kf5 55.Qg6 Kf4 56.Re4# 1–0. GLChess210 – TCBishop0043, computer chess game, 2000.

8.a3 Be7 9.Qe2 a6 10.Bc6 Bc6 11.0–0 Bb5 12.d3 Bc6 13.Nbd2 Ng4 14.Nd4 Bd7 15.h3 Nf6 16.Qf3 a5 17.Nf5 Bf5 18.Qf5 Re8 19.Rfb1 Ra6 20.c4 dc4 21.Nc4 a4 22.Be5 Qd5= 23.h4 b5–/+ 24.e4 Ne4! 25.Ne3 Qd3 26.Rd1 g6 27.Qf4 Nf2 28.Rd3 Nd3 29.Qd4 Rd8 30.Qc3= Bc5 31.Qd2? Be3 32.Qe3–/+ Re6 33.Rd1 Re5=+ 34.Qg3 Red5–/+ 35.Qc7 h6 36.Rb1 Re8 37.Qc6 Ree5 38.Qf6 Re6 39.Qf3 Red6 40.Qe3 Kg7 41.Qe7 Rd7 42.Qe8 Rd8 43.Qe7–/+ R5d7 44.Qe3 Rd4 45.Rb5 Rh4 46.Qe7 Rdd4 47.Rb8 Rhe4 48.Qf8 Kf6 49.Rb6 Kg5–+ 50.Kh2 Re5 51.g3 Re2 52.Kg1 Ne5 53.Kf1 Rh2 54.Qe7 Kg4 55.Rb1 Nf3?? 56.Qf7?? g5–+ 57.Rb4 Kg3 58.Qc7 Rf4 59.Rb2 Ne5 (60.Ke1 Nd3 61.Kd1 Nb2 62.Ke1 Nd3 63.Kd1 Kh4 64.Qf7 Nf2 65.Kd2 Ng4 66.Kd3 Rh3 67.Kd2 Rf7 68.Ke1 Rf2 69.Kd1 Rh1; 59...Rb2?! 60.Qf4 Kf4=) 0–1. Comet B25 – EXchess 3.11, 2004.

8.c3 Bd6 9.d4 Re8 10.Nbd2 Re7 11.Qc2 Qe8 12.Bd3 Bg4 13.0–0 Qd7 14.Ng5 h6 15.Ngf3 Rae8 16.Rae1 a6 17.a3 Ne4 18.c4 Nd2 19.Nd2 dc4 20.Nc4 Bf4? 21.Qc3+– Bg5 22.d5! Ne5? 23.Ne5 Re5 24.f4 Bf6 25.fe5 Be5 26.Qb4 Bb2 27.Qb2 Qd5 28.Rf4 Bh5 29.Qc3 Qd6 30.Rd4 Qb6 31.Rb1 Qe6 32.Re4 Qd7 33.Qc7! Qd3 34.Re8 Kh7 1–0. Fritz 8 – EXchess 3.11, 2004.

8.0–0 a6

9.Ba4 Bg4 10.h3 Bh5 11.Bc6 bc6 12.g4 Bg6 13.Ne5 Qd6 14.f4 Rab8 15.f5 Ba5 16.Qc1 Nd7 17.d4 f6 18.Ba3 c5 19.Nd7 Qg3 20.Kh1 Qh3 21.Kg1 Rfe8 22.Nb8 Re3–+ 23.Qe3 Qe3 24.Kg2 Qe2 (24...Qe2 25.Kg1 Qg4 26.Kh1 Bf5 (26...Qd4?! 27.Nc6 Qa1 28.fg6–+) 27.Rf5 Qe4 28.Kg1 Qd4 29.Kh1 Qh4 30.Kg2 Qg4 31.Kh1 Qf5–+) 0–1. Rosner,Dirk – Cody,Philip, Tiger SC, 2000.

9.Bc6 Bc6 10.d4? Ne4 11.Ba3=+ Nc3 12.Nc3 Ba3 13.Ne5 Bb2–/+ 14.Ne2 Ba1–+ 15.Qa1 Bb5 16.Qd1 Qd6 17.f4 Qa3 18.Rf3 Be2 19.Qe2 Qa2 20.Rg3 Qb1 21.Kf2 a5 22.Nd7 Rfd8 23.Nf6 Kh8 24.Nh5 g6 25.Nf6 Rd6 26.Ng4 Rc6 (26...Rc6 27.Kf3 a4–+) 0–1. golly1 – bicycle, ChessWorld.net, 2007.

9.Bc6 Bc6 10.Ne5 Bb5 11.d3 Bd6!? =+.

9.Bc6 Bc6 10.Ne5 Bb5 11.d3 Qe7 12.a4 Be8 13.Ng4 Ng4 14.Qg4 f5 15.Qf4 Bd6 16.Qd4 Bc6 17.Ba3 Rf6 18.Bd6 Qd6 19.Nd2 Rg6 20.h3 Qe7 21.Nf3 Re6 22.Qf4 Rf8 23.Nd4 Ref6 24.Rfb1 Qd7 25.a5 Rb8 26.Rb2 Rff8 27.Rab1 Kh8 28.c4 Rbc8 29.Nc6 bc6 30.Rb7 Qd6 31.Qd6 cd6 32.cd5 cd5 33.R1b6 Rc1 34.Kh2 Rd1 35.d4 f4 36.Ra6 fe3 37.fe3 Ra1 38.Rf7!! Kg8 39.Rd7 h5 40.Raa7 Kh7 41.Rg7 Kh6 42.Rgd7 Rf6 43.h4 Kg6 44.Rg7 Kf5 45.Rg5 Ke4 46.Re7 Kd3 47.Rd5 Rh6 48.g3 Rh8 49.Re6 Ra8 50.Rh5 R1a5 51.Ra5 Ra5 52.g4 Ke2 53.Kg3 d5 54.h5 (54...Kd3 55.g5+–) 1–0. Fritz 6 – EXchess 3.11, 2004.

9.Bc6 Bc6 10.Ne5 Bb5 11.d3 Qe8 12.Ng4+/– Nd7 13.Nh6! Kh8 14.Nf5 d4? 15.Ng7!+– Kg7 16.Qg4 Kf6 17.Qd4 Ne5 18.Qf4 Ke6 19.Qe5 Kd7 20.Qd4 Bd6 21.c4 Bc6? 22.c5 Rg8 23.e4 f5 24.cd6 fe4 25.dc7 (25…Kc7 26.de4+–) 1–0. Fritz 5.32 – EXchess 3.11, 2004.

7.Bb5 Re8

8.0–0 a6 9.Ba4 b5 10.Bb3 Bb7 11.d3 Na5 12.Nbd2 Nb3 13.ab3 Bd6 14.c4 dc4 15.dc4 c5 16.Qe2 b4 17.Rfd1 Qe7 18.h3 Rad8=+ 19.Ne1 Ne4 20.Ne4 Qe4 21.Qf3 Qf3 22.Nf3 f6 23.Ne1 Rd7 24.Kf1 Red8 25.Ke2 h5 26.f3 Kf7 27.Nd3 h4 28.e4 g6 29.Bc1+= Be7 30.Be3+/– Rc7 31.Nc5! Rd1 32.Rd1 Bc5 33.Bc5 Rc5 34.Rd7 Ke6 35.Rb7 a5 36.f4 f5 37.e5 Rc8 38.Rb6 Ke7 39.Ra6 Rg8 40.Ra5 g5 41.Rb5 gf4 42.Kf3 Rg3 43.Kf4 Rb3 44.Kf5 Rb2 45.Rb7 Kd8 46.c5 b3 47.e6 Rf2 48.Kg4 b2 49.c6 Rg2 50.Kh4 Rc2?! 51.Kg5 Rg2 52.Kf6 Rf2 53.Kg5?? Rg2 54.Kh5 Re2 55.h4 Re6 56.c7 Kc8 57.Rb2 Kc7 58.Rd2 Ra6 59.Rd4 Ra2 60.Kh6 Ra6 61.Kg5 Ra5 62.Kg4 Ra6 63.h5 Kc6 64.Kg5 Ra5 65.Kg6 Ra6 66.Rd1 Kc5 67.Kg5 Ra2 68.h6 Rg2 69.Kf6 Rf2 70.Kg7 Rg2 71.Kh8 Kc6 72.Rd8 Kc7 73.Rg8 Rh2 74.h7 Rh1 75.Rg6 (75.Rg6 Rd1 76.Kg7 Rd7 77.Kh6 Rh7 78.Kh7+–) 1–0. Haertig,Manfred – Tobies,Anton, DESC, 2000.

8.0–0 a6 9.Bc6 bc6 10.d4 Bd6 11.Ba3 Ne4 12.c4 dc4 13.Qa4 Bg4 14.Bd6 cd6 15.Qc4 Bf3 16.gf3 Re6 17.Qc6 d5 18.Qe6 fe6 19.fe4 Rc8 20.ed5 Qg5–+ 21.Kh1 Qd5 22.f3 Rc2 23.Na3 Rd2 24.Nb1 Rb2 25.Nd2 Rd2 26.Rac1 Qh5 27.Rc8 Kf7 28.Rf2 Rf2 29.Rc7 Kg6 30.Rg7 Kg7 31.h4 Qf3 32.Kg1 Qg2# 0–1. COMP – COMP, 2002.

8.0–0 a6 9.Bc6 bc6 10.d4 Bd6 11.Ba3 Ne4 12.c4 dc4 13.Qa4 Bg4 14.Bd6 cd6 15.Qc4 Bf3 16.gf3 Re6 17.Qc6 d5 18.Qe6 fe6 19.fe4 Rc8 20.ed5 Qg5–+ 21.Kh1 Qd5 22.Kg1 e5 23.a4 Rc6 24.f3 Qb3 25.Kh1 Qb2 26.Nc3 ed4 27.ed4 Rg6 28.Ne2 Qe2 29.Rf2 Qf2 30.d5 Qf3# 0–1. COMP – COMP, 2002.

8.0–0 Bg4 9.a3 Bd6 10.Be2 Qe7 11.Nc3 a6 12.d4 Qe6 13.a4 Nb4 14.Ng5 Be2 15.Qe2 Qf5 16.Nf3 Qc2 17.Qc2 Nc2 18.Rac1 Nb4 19.Rfd1 Ne4 20.Ba3 Rad8 21.Ne4 de4 22.Bb4 Bb4 23.Ng5 Rd5 24.Nh3 Bd6–+ 25.Rb1 b6 26.Rdc1 g5 27.Kf1 h5 28.g3 b5 29.ab5 ab5 30.Ke2 b4 31.Rc6 Ra8 32.Kd2 Rda5 33.Ng5? Rg5 34.h4 Rf5 35.Ke2 Ra2 (35...Ra2 36.Kf1 Rff2 37.Kg1 Rf3–+) 0–1. Perrotta,John Zach – Perevozchikov,Vjacheslav, FICGS, 2007.

8.0–0 Bg4 9.Nc3 Ne4 10.Ne4 de4–+ 11.Bc6 bc6 12.a3? Ba5 13.h3 Bf3 14.gf3–/+ Bd2 15.f4 Rb8 16.Bd4=+ Ba5 17.Qg4= f6 18.Kh2 Bb6=+ 19.Bc3 Qe7–/+ 20.Rg1 Bc5 21.Rg3 Ba3?? 22.Rag1?? g6= 23.f5? Bd6–+ 24.fg6 Bg3 25.Rg3 a6?? 26.gh7+– Kf7 27.Qg7 Ke6+/– 28.Qh6 Rh8 29.Rg6?? Rh7–/+ 30.Rf6 Kd7 31.Qf4 Rbh8 32.Qg4 Kd8 33.Kg2 Rh3 34.Kf1?? R8h4 35.Qg8+– Kd7 36.Rf7 Rh1 37.Ke2 R1h2 38.Be5 Rh1 39.Qf8 Re1 40.Ke1 Rh1 41.Ke2 Qf7 42.Qf7 Kd8 43.Qc7 Ke8 44.Bf6 Kf8 45.Qe7 Kg8 46.Qg7# 1–0. NN – COMP, 1993.

8.0–0 Bg4 9.d3 a6 10.Bc6 bc6 =+.

8.0–0 Bg4 9.d3 Qd6 10.h3 Bd7 11.Nbd2 a6 12.Ba4 (12.Ba4 Ba3 13.Ba3 Qa3 14.Bb3=+; 12.Bc6 Qc6 13.c4 dc4 14.Nc4 b5=). woschkat (2005) – kasparovjr (1910), net–chess.com, 2001.

7.Bb5 Bg4

8.0–0 a6 9.Bc6 bc6 10.a3 Bd6 11.Bf6 Qf6 12.Nc3 Rfb8 13.d4 Rb2 14.Qc1 Rab8 15.Na4 R2b7 16.Nd2 Be2 17.Re1 Bb5 18.Nc3 Qh6 19.h3 Qg6 20.a4= Bc4 21.Nc4 dc4 22.e4 Be7 23.Rb1 Rb1 24.Nb1 c5 25.d5 Bg5 26.Qa3 Qd6 27.Nc3 Qe5 28.Re2 Rb4 29.a5 Bf6 30.Re3 Qd4 31.Kf1 h6?? 32.Qa2 Qd2 33.Nb1= Qd1 34.Re1+= Qd4 35.Qa3 Rb2 36.Qa4 Kh7 37.Na3 Bh4 38.g3+= Bf6 39.Qd7 Ra2 40.Qf5 g6 41.Qf3 Bg7 42.Nb1 f6 43.Na3 c3 44.Nb1 Rc2 45.Na3?? Ra2–+ 46.Rd1 Qb4 47.Nc2 Rc2 48.Ra1 Qc4 49.Ke1 Rb2 50.Rc1 0–1. EXchess 3.11 – Comet B25, 2004.

8.0–0 a6 9.Be2 Re8 10.a3 Ba5 11.d3 Qe7 12.Nbd2 Rad8 13.Nb3 Bb6 14.Nbd4 Nb8 15.Nd2 Be2 16.Ne2 c5 17.Ng3 Nc6 18.Rb1= Bc7 19.Bf6+= Qf6 20.Rb7 Qd6 21.Qg4+= Re6 22.Rfb1+/– Na5 23.R7b2 f5? 24.Qg7?? Kg7= 25.Nf5 Kf7 26.Nd6 Red6 27.Nf3 Rg8 28.g3 Ke7 29.d4 Rf6=+ 30.Ne5 h5 31.c3 h4 32.Nd3 c4 33.Ne5 Nb3 34.Rb3 cb3–+ 35.Rb3 Be5 36.de5 Rc6 37.Kg2 Ke6 38.Rb4? hg3 39.hg3 Ke5 40.Rh4 Rc3 41.Rh5 Ke4 42.Rh4 Kd3 43.Rd4 Ke2 44.Rd5 Ra3 45.e4 a5 46.e5 Rg5 47.Rb5 a4 48.Rb2 Kd3 49.e6 Re5 50.Rb6 Ra2 51.g4 a3 52.Kg3 Rb2 53.Ra6 a2 54.f4 Re6! 55.Ra3 Kd4 56.Ra4 Kc5 57.f5 Re3 58.Kh4 Rh2 59.Kg5 Kb5 60.Ra8 Rf2 61.Kg6 Ref3 62.g5 Rf5 63.Ra2 Rg5! 64.Kg5 Ra2 65.Kf5 Re2 66.Kf4 Kc4 67.Kf3 Kd3 68.Kf4 Re1 69.Kf5 Kd4 70.Kf6 Kd5 71.Kf7 Kd6 72.Kf6 Rf1 73.Kg5–+ Ke5 74.Kg4 Rf8 75.Kg3 Ke4 76.Kg2 Ke3 77.Kg1 Ke2 78.Kg2 Rg8 79.Kh3 Kf3 80.Kh4 Rg1 81.Kh5 Kf4 82.Kh6 Kf5 83.Kh7 Kf6 84.Kh8 Kf7 (84...Kf7 85.Kh7 Rh1#) 0–1. Jalo,P – Heinola,Kari P, Tampere, 1984.

8.0–0 Bd6 9.Bc6 bc6 10.h3 Bh5 (10...Rb8 11.Bd4 Bf3 12.Qf3 Ne4 13.Qg4 g6 14.d3 c5 15.de4 cd4; 10...Bf3 11.Qf3 Ne4 12.d3 Ng5 13.Qe2 Rb8 14.Bc3 Qe7 15.Nd2 Bb4) 11.d3 (11.Bd4 Ne4 12.d3 c5 13.Bc3 Nc3 14.Nc3 c6 15.g4 Bg6) 11...Re8 (11...Rb8 12.Bc3 c5 13.Nbd2 d4 14.ed4 Nd5 15.Ba5 cd4) 12.Nbd2 c5 (12...Rb8 13.Rb1 Nd7 14.Bd4 c5 15.Rb8 Qb8) 13.g4 (13.Re1 Rb8 14.Rb1 h6 15.e4 de4) 13...Bg6 14.Nh4 (14.Rb1 Rb8 15.Nh4 Qe7) 14...Nd7 (14...Rb8 15.Rb1 Qe7) 15.Ng6 (15.Ndf3 Rb8) 15...hg6 16.Nf3 Ne5 17.Rb1 f5 (17...Nf3 18.Qf3 Rb8 19.c4=) 18.Be5 Be5 19.g5 Bd6 20.Kg2 Be7 21.h4 (21.c4 d4 22.h4 Qd7+=) 21...Bd6= 22.Rh1 Qd7 23.h5 f4 24.Nh4? (better is 24.e4=) 24...fe3–+ 25.Qf3 Re5 26.hg6 Rg5 27.Kf1 ef2 28.Qf2? (28.Qf7 Qf7 29.gf7 Kf7 30.Nf3–+) 28...Rf8 29.Nf3 Qg4 30.Ng5 Rf2 31.Kf2 Bg3 32.Kf1 Kf8 33.Nh3 Qg6 34.Rg1 Qg4 35.Nf2 Qf3 36.Rg2 Kg8 37.Kg1 g5 38.Rf1 Kg7?? 39.Nd1+– Qg4 40.Ne3 Bh2 41.Kh2 Qh4 42.Kg1 Kg6 43.Ng4 Qh8 44.Rf6 Kg7 45.Rgf2 Qe8 46.Rf7! Qf7 47.Rf7 Kf7 48.Kf2 Ke6 49.Kf3 Kf5 50.Nf2 c6 51.c3 a5 52.a4 Kf6 53.Kg4 Kg6 54.Nh3 c4 55.dc4 dc4 56.Ng5 Kf6 57.Kf4 (57.Kf4 Ke7 58.Ne4+–) 1–0. Akimov,Gennadiy (1955) – Sidorov,Gennady G (1900), Dimitrovgrad RUS, Petrosian Mem, 2011.

8.0–0 Re8 9.a3 Bd6 10.h3 Bh5 11.Nc3 a6 12.Be2 Qe7 13.Nh4 Be2 14.Ne2 Qe6 15.Nf3 Ne5 16.Nf4 Qf5 17.Ne5 Be5 18.Be5 ½–½. Rosner,Dirk – Rau, CiF, 1999.

8.Bc6 bc6 9.0–0 Rb8 10.h3 Bh5 11.g4 Bg6 12.Ne5 Rb6 13.Nc3 Bd6 14.Na4 Be5 15.Be5 Rb4 16.c3 Rb5 17.d3 Nd7 18.Bg3 f5 19.Qe2 Nf6 20.c4 dc4 21.dc4 Ra5 22.Nc3 fg4 23.hg4 Qd7 24.Rad1 Qg4 25.Qg4 Ng4 26.Bc7 Raf5 27.Bg3 Ne5 28.Be5 Re5 29.Rd4 Rg5 30.Kh1 Rc5 31.Ne2 Ra5 32.Rd2 Bf7 33.Rc1 Ra4 34.Nd4 Bc4 35.Nc6 Ba2 36.Ne7 Kf7 37.Rc7 Ke6 38.Nc8 Bd5 39.Kh2 Rh4 40.Kg3 Rh5?? 41.e4!+– Rg5 42.Kh4 Rc8 43.Rc8 Bb7 44.Re8 Kf6 45.Rd6 Kf7 46.Rb8 Rb5 47.Rd7 Kf6 48.Rbb7 Rb7 49.Rb7 a5 50.f4 h6 51.e5 Ke6 52.Rg7 a4 53.Rg6 Kd7 54.Rh6 a3 55.Ra6 Kc7 56.Ra7 Kb6 57.Ra3 Kc5 58.e6 Kd6 59.Re3 Kd5 60.e7 Kd4 61.e8Q Kc5 62.Rc3 Kb4 63.Rc7 Ka3 64.Rb7 Ka2 65.Qa4# 1–0. GLChess210 – Cilian413, computer chess game, 2000.

8.Bc6 bc6 9.0–0 Ne4 10.c3 Bd6 11.h3 Bh5 12.g4 Bg6 13.d4 Rb8 14.Qe2 f5 15.Ne5 fg4 16.hg4 Qh4 17.Ba3 Rb1! 18.Rab1 Nc3 19.Qb2 Nb1 20.Bd6 cd6 21.Nc6 Qg4 22.Kh2 Qh5 23.Kg1 Qg5 24.Kh2 Qh4 25.Kg1 Be4 26.f3 Qg3 27.Qg2 Rf3 28.Rf3 Qg2 29.Kg2 Nd2 30.Na7 Bf3 31.Kf2 g5 32.Nb5 h5 33.Nd6 h4 34.Nf5 h3 35.Kg1 Be4 36.Ng3 Bc2 37.Kf2 g4 38.Kg1 Kf7 39.Kf2 Kf6 40.Kg1 Kg5 41.Ne2 Kh4 42.Kf2 Ne4 43.Kf1 (43.Kg1 g3 44.Kf1 Nd2 45.Ke1 Nf3 46.Kf1 Bd3 47.a4 h2 48.Kg2 Ne1 49.Kh1 Be4#) 0–1. GLChess210 – Bionic401, computer chess game, 2000.

8.Be2 a6 9.0–0 Bd6 10.d3 b5 11.Nbd2 Re8 12.c4 dc4 13.dc4 b4 14.Qc2 a5 15.Rad1 Qc8 (15...Nd7!?+=) 16.Bf6+/– gf6 17.Bd3 Kh8 18.Be4 (worse is 18.Bh7 f5 19.c5 Bf8+=) 18...Ra6 19.c5 (worse is 19.Bh7 f5 20.c5 Bf8+=) 19...Be5 20.Bd3 (20.Bh7?! f5 21.Ne5 Bd1 22.Qd1 Re5=; 20.Ne5?! fe5 21.f3 Be6+/–) 20...Ra8 21.Bb5 (21.Bh7?! f5 22.Ne5 Re5+=) 21...Qb7 22.a4 (22.Qa4 Re6+/–) 22...Bh5 23.Ne5 Re5 24.f3 Na7 (24...Re3?? 25.Qf5 Re6 26.Qh5+–) 25.Bd3 Bg6 26.Bg6 (26.e4 Rae8+/–) 26...hg6 (26...fg6 27.e4=) 27.Qb3 Kg8 28.Ne4 Qc6 The isolani on c5 becomes a target 29.Rd7 Rf8 30.Rfd1 Kg7 31.Qc4 Nc8 32.Qb5 Qb5 33.ab5 f5 34.Ng5 Re7 35.R7d3 Na7 36.Ra1 Nb5 37.Ra5 Rb8 38.c6 Nd6 0–1. Obando,Daniel (1995) – Bonato,Osiris (1870), CiF – Radko Krc Memorial, 2008.

7.c3 Bd6

8.d4 Ne4 9.Bd3 =+.

8.d4 Ne7 9.Nbd2 Bf5 10.Nh4 Bg4 11.Be2 Qd7 12.h3 Be2 13.Qe2 Nf5 14.Nf5 Qf5 15.Rc1 Rfe8 16.Qf3 Qd3 17.Qe2 Qg6 18.0–0 Rad8 19.c4 c6 20.cd5 cd5 21.Qb5 b6 22.Rc6 Ne4 23.Ne4 Qe4 24.Qb3 g6 25.Ba3 Bb8 26.Qc2 Qh4 27.Qa4 f5 28.Bd6 Bd6 29.Rd6 Qe7 30.Rd8 Rd8 31.Rc1 Qd7 32.Rc6 Qf7 33.Qc2 f4 34.Rc7 Rd7 35.Rd7 Qd7 36.ef4 b5 37.g4 a5 38.Kf1 Kg7 39.f3 Qd6 40.Qc5 Qf4 41.Qd5 Qc1 42.Ke2 a4 43.Qe5 Kf7 44.Qd5 Kg7 45.Qe5 Kf7 46.Qd5 Kg7= ½–½. Tolmacheva,Eva – Shafikov,Alexey, Irkutsk RUS, 5th Ermolaev Mem, 2011.

8.d4 Bf5 9.Bd3 Ne4 10.0–0 Qf6 11.h3 Be7 12.Qc2 Bh3–/+ 13.Be4 de4 14.Qe4 Bf5 15.Qf4 Bd6 16.Qh4 Qg6 17.Nbd2 Bd3 18.Rfd1 Rfe8 19.Nb3? Be2–+ (19...Be2 20.Qg5 Qg5 21.Ng5 Bd1 22.Rd1 a5–+) 0–1. Jones,Michael – Ermolaev,Andrey (1850), TE.2004.P.01703, 2004.

8.d4 Bg4 9.Nbd2 Ne7 10.h3 Bh5 11.Bd3 Bg6 12.Qc2 c6 13.g4 (13.Bg6 Ng6 14.c4 Qe7=) 13...Re8 14.Ne5 Bd3 15.Qd3 Nd7 16.f4 Ng6 17.Ndf3 (17.0–0 Be5 18.fe5 f6+=) 17...f6 (17...Be5!? 18.de5 Nc5–/+) 18.Ng6+= hg6 19.Kf2 Qe7 20.Rae1 Kf7 (20...Qf7 21.g5+=) 21.h4 (21.c4 Qe6 22.f5 Qe4 23.Qe4 de4=) 21...Qe4 (21...Nb6–/+) 22.Qd2? (better is 22.Qe4 Re4 23.c4=) 22...Nb6–/+ 23.Qe2 Nc4 24.Ba1 (24.Nd2 Nd2 25.Qd2 Re7–/+) 24...Qe6 25.g5 Qf5 26.Qd1 Bc7 (26...Re4!? 27.Qb3 b5 28.a4–+) 27.gf6 gf6 28.Re2 (28.Qb1 Qb1 29.Rb1 b6–/+) 28...Re7 29.Qb1 Qb1 30.Rb1 b5 31.Bb2 Rae8 32.Rbe1 Bf4! 33.ef4 Re2 34.Re2 Re2 35.Ke2 Nb2 36.Nd2 Ke6 37.Kf3 Na4 38.Nb1 Kf5 39.Kg3 a5 40.Kf3 b4 41.cb4 ab4 42.a3 b3 43.Ke3 b2 44.Kf3 Nb6 45.Nc3 Na4 46.Nb1 c5 47.dc5 Nc5 48.Nc3 d4 49.Nb1 Na4 50.Ke2 Nc3 (50...Nc3 51.Kd3 Nb1–+) 0–1. Gyenes,Istvan – Lauran,Janos (1935), Komarom HUN, County Team Ch, 2013.

8.Be2 Qe7 9.0–0 =+.

8.Be2 Bg4 9.h3 Bh5 10.0–0 Qe7 11.Kh1 Bf3 12.Bf3=+ Qe5 13.g3 Ne4 14.d4 Ng3 15.Kg2?? Qg5–+ 16.Bg4? Nf5 17.f4?? Nh4 18.Kg3 Qh6 19.Kh2 f5 20.Bf3 Qe6 21.Rg1 Rf6 22.Nd2? Qe3 23.Qe2 Qf4 24.Kh1 Rh6 25.Bc1?? Nf3–+ 26.Nf3 Rh3 27.Nh2 Rh2 28.Qh2 Qh2# 0–1. ATUK – Matulae42, Live Game Caissa's Web, 2005.

7.c4

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

7.c4 Re8 8.Be2 dc4 9.Bc4 Bg4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0–0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.Be2 dc4 9.Bc4 Re8).

7.c4 Re8 8.Be2 dc4 9.Bc4 Bg4 10.0–0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bg4 9.c4 dc4 10.Bc4).

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

7.c4 Bg4 8.cd5 Nd5 9.Be2 Re8 10.0–0 Qe7 11.a3 Ba5 12.Qb3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0–0 Qe7 11.a3 Ba5 12.Qb3).

7.Be2

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

7.Be2 Bd6 8.0–0 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bd6).

7.Be2 Ne4 8.0–0 Bg4 (-->1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Bg4 8.0–0 Ne4).

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

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

7.Be2 Bf5 8.0–0 a6 9.d3 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bf5 9.d3 a6).

7.Be2 Bf5 8.0–0 Qe7 9.d3 Rad8 10.Nbd2 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6. Be2 0–0 7.Nf3 Re8 8.0–0 Bf5 9.d3 Qe7 10.Nbd2 Rad8).

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

7.Be2 Bg4 8.0–0 Qe7 9.d3 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6. Be2 0–0 7.Nf3 Re8 8.0–0 Bg4 9.d3 Qe7).

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

6.Nf3 d6

7.a3 Bc5 8.d4 Bb6 9.Bd3 h6 10.0–0+= Bg4 11.h3 Bf3 12.Qf3 Ne7 13.Qb7+/– c6 14.Qa6 Qc7 15.Nd2+– Ned5 16.c4 Ne7 17.Rab1 c5 18.d5 Ng6 19.Bf6 gf6 20.Ne4 Qe7 21.a4 f5 22.Ng3 Ne5 23.Nf5 Qf6 24.Bc2 Rad8 25.a5 Bc7 26.f4 Ng6 27.Qa7 Bb8 28.Qb7 Qc3 29.Nh6 Kg7 30.Nf5 Kh8 31.Qb2 Qb2 32.Rb2 Bc7 33.a6 Ra8 34.Rb7 Bb8 35.Rfb1 Kh7 36.R1b6 Kg8 37.h4 Rd8 38.Nh6 Kg7 39.Nf7 Rf8 40.Nd6 Kh6 41.Nf7 Kh5 42.Bd1 Kh4 43.Kh2 Nf4 44.Rh6 Nh5 45.Rb8! (45.Rb8 Rfb8 46.Rh5#) 1–0. lasker (2210) – C_Artist_Think, internet, 2007.

7.Bb5 Bd7 8.Bc6 Bc6=+ 9.0–0 Bd7 10.h3 d5 11.d4? Bb5–+ 12.Ba3 Ba3 13.Na3 Bf1 14.Kf1 Qd6 15.Qd3 a6 16.c4 dc4 17.Nc4 Qd5 18.Re1 Rfe8 19.a4 Ne4 20.Rd1 b5 21.ab5 ab5 22.Ncd2 Nd2 23.Qd2 Qc4 24.Kg1 Ra2 25.Qc1 Rea8 26.Qb1 Qe2 27.Rf1 Qf1?? 28.Qf1+/– Ra1 29.Ne1 b4 30.Kh2 b3 31.Qb5 Re1 32.Qb3 Rea1 33.Qc4 R8a7 34.Qd5 g6 35.e4 R1a6 36.e5 Kg7 37.Qe4 ½–½. Melzig,Ernst – Boettcher,Horst (1620), Bad Sooden Allendorf Senior op, 2004.

7.c3 Ba5 8.d4 Be6 9.Bd3 h6 10.Nbd2 d5 11.0–0 Bb6 12.Ba3 Re8 13.Qc2 Nh5 14.Bb5 a6 15.Bc6 bc6 16.Ne5 Bd7 17.c4 Qc8 18.Qa4 Nf6 19.Rfc1 Re6 20.Rab1 c5? 21.Nd7+– Nd7 22.cd5 Rg6 23.dc5 Nc5 24.Bc5 Qh3 25.g3 Qf5 26.Qd4 Rg4 27.e4 Bc5 28.Rc5 Qd7 29.Rb7 Rc8 30.d6! Rd8 31.Rd5 (31.Rd5 Qd6 32.Rd6 Rd6 33.Qc3+–) 1–0. Gretencord,Ulrich (1960) – Steingraeber,Barbara (1700), DESC, 2002.

7.Nc3 d5 8.a3 Be7 9.Be2 a6 10.0–0 Re8 11.Re1 Bd6 12.h3 Bf5 13.d4 Qe7 14.Qc1 h6 15.Rb1 Rad8 16.Bd3 Be4 17.Nd2 Bh7 18.Bh7 Kh7 19.Nd5? Nd5 20.c4 Nb6 21.c5 Bc5 22.dc5 Nd7 23.Qc3 f5 24.Nb3 Nf6 25.Qc2 Qe4 26.Rec1 Qc2 27.Rc2 Kg6 28.Nd4 Ne4 29.Nc6 bc6 30.Bd4 f4 31.Rb7 Ng3 32.fg3 fe3+/– 33.Bc3 Rd1 34.Kh2 e2 35.Rc7 e1Q 36.Rg7 Kf5+/– 37.Be1 Ree1 38.g4 Ke4 39.Rg6 Kd3 40.Rf2 Ra1 41.Rc6 Ra3 42.Rh6 Kd4 43.c6 Raa1 44.Rd6 Ke5 45.c7 Kd6 46.c8Q Ke7 (46...Rh1 47.Kg3 Ke7+–) 1–0. Fritz 6 – Fritz 8, 2004.

7.Nc3 Bf5 8.a3 Ba5 9.Be2 h6 10.0–0 a6 11.d3 Re8 12.Nh4 Bd7 13.e4 Nd4 14.h3? Bc3–+ 15.Bc3 Ne2 16.Qe2 Nd5! 17.Bg7 Qh4 18.Bb2 Nf4 19.Qf3 Re6 20.Qg3 Qg3 21.fg3 Nh5 22.Kh2 Rg6 23.Rf3 Be6 24.Raf1 Ng7 25.g4 Rf8 26.Bc1 Kh7 27.R1f2 Ne8 28.Bb2 b5 29.Bc3 c6 30.e5 de5 31.Be5 Bd5 32.Rf4 Kg8 33.h4 Re6 34.Bc3 f6 35.g5 hg5 36.hg5 Kg7 37.gf6 Nf6 38.Rg4 Kf7 39.Rgf4 Kg6 40.g4? Kg5 41.Rf5= Kg6 42.g5?? Ng4–+ 43.Kg3 Rf5 44.Rf5 Kf5 (44...Kf5 45.Kh4 Re2–+) 0–1. Roth,H – Weber,Siegfried Sr, Hessen–ch Seniors, 1992.

7.Nc3 Bg4 8.Be2 Re8 9.0–0 Qc8 10.Rb1 a6 11.Na4 b5 12.Bf6+= gf6 13.Nb2 Kh8 14.Nd3 Ba5 15.Nf4 Rg8 16.d4 Ne7 17.c4 Ng6 18.Ng6 fg6 19.cb5 ab5 20.Bb5 h5 21.Bc6+– Ra6?? 22.Bb7 (22.Bb7 Qf5 23.Ba6+–) 1–0. aspasio – kightmare, ICC, 1999.

7.c4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0–0 5.e3 d6 6.Bb2 Nc6 7.Nf3).

7.Bc4 Be6 8.Bb3 (8.Be6 fe6 9.0–0 Qe7+=) 8...a5 (8...Na5 9.0–0+=) 9.c4 (9.Be6!? fe6 10.a3=) 9...a4–/+ 10.Ba4 Bc4 (10...Na5 11.Bc3 Nc4 12.Bb4–/+) 11.Qc2 (11.Bc6 bc6 12.Qc2 Bd5–/+) 11...Bd5 (11...b5 12.Bb5 Bb5 13.a4–+) 12.Ng5 (12.0–0 Ra5–/+) 12...g6 (12...Re8 13.Nc3 Bc3 14.Bc3–/+) 13.a3–/+ Bc5 (13...Ba5 14.0–0–/+) 14.Bc6 (14.Nc3!? Qe7 15.0–0=) 14...Bc6 15.Qc3 (better is 15.h4 Nd5 16.Nc3+=) 15...Kg7?? (15...h6!?–/+) 16.d3?? (better is 16.Qf6!? Qf6 17.Bf6 Kf6 18.Nh7 Kg7 19.Nf8 Bg2 20.Rg1+/–) 16...h6 (16...Re8 17.Nd2 Re5 18.Ndf3+=) 17.h4 (17.Qf6 Qf6 18.Bf6 Kf6 19.Nh7 Kg7 20.Nf8 Bg2+=) 17...Bg2 18.Rh2+= Bc6 19.Nd2 d5?? 20.Qc5+– Qd6? 21.Qd4 Ra4? 22.Qf6 Qf6 23.Bf6 (23.Bf6 Kf6 24.Nh7 Kg7 25.Nf8 Kf8 26.Ke2+–) 1–0. Couspeyre,Thierry – Lauer,Frederic, ZL–2012–0–01170, 2012.

7.Bd3 a6 8.a3 Bc5 (8...Ba5 9.0–0 Re8 10.Nc3 Qe7 11.Bc4 Bg4 12.Nd5 Nd5=) 9.0–0 Re8 10.Bf6 Qf6 11.Nc3 Bg4 12.Ne4 Qe7 =.

7.Bd3 Qe7 8.a3 Bc5 (8...Ba5 9.0–0 Bg4 10.h3 Bh5 11.Be2 Rfe8 12.Nc3 a6=) 9.Nc3 Bg4 10.0–0 Rfe8 11.Be2 d5 12.d4 Bd6 =.

7.Bd3 Re8 A) 8.0–0 d5 (8...Bg4 9.a3 Bc5 10.Be2 d5 11.Nc3 a6 12.h3 Bf5=+; 8...a6 9.a3 Bc5 10.Be2 d5 11.d4 Bd6 12.c4 dc4=+; 8...Ne5 9.Be2 Nf3 10.Bf3 d5 11.d3 c6 12.Nd2 Be6=) 9.Be2 Be6 10.Ng5 Bf5 11.Nf3 Qe7 12.a3 Bd6=+; B) 8.a3 Bc5 9.0–0 Ne5 10.Be2 Nf3 11.Bf3 d5 12.Nc3 c6=+; C) 8.Be2 d5 (8...Be6 9.a3 Ba5 10.0–0 Qe7 11.Bb5 Bd7 12.d4 Ne4=; 8...Qe7 9.0–0 Ne5 10.c3 Ba5 11.Qa4 b6 12.Ne5 de5=; 8...Ba5 9.0–0 Qe7 10.Na3 Be6 11.Ng5 Bf5 12.Nc4 Bb4=) 9.0–0 Be6 10.Ng5 Bf5 11.Nf3 a6 12.d3 Qe7=+.

7.Bd3 Bg4 8.0–0 Ne5 9.Be2 Bf3 10.Bf3 Nc4 11.Bf6+/– Qf6 12.c3 Ba5 13.Bb7 Rab8+/– 14.Be4 d5? 15.Bd3?? Nd2?? 16.Qd2+– Bc3 17.Nc3 c6 18.Qc2 a6 19.Bh7 Kh8 20.Bd3 Rb2 21.Qb2 d4 22.ed4 Re8 23.Qc2 Qd6 24.Ne4 Qd4 25.Qe2 Kg8 26.Nf6! gf6 27.Qe8 Kg7 28.Rad1 Qb2 29.Qc6 Qa2 30.Bc4 Qc2 31.Qd5 Qg6 32.Rd3 Kf8 33.Qd8 (33.Qd8 Kg7 34.Qe8 Kh6 35.Qh8 Kg5 36.f4 Kf5 37.Rd5 Ke4 38.Qe8#; 33.Rg3 Ke8 34.Rg6 fg6 35.Re1 Kf8 36.Qf7#) 1–0. Nautiluschess – UPRISING, ICS blitz, 2001.

7.Be2 a6 8.0–0 b5 9.a3 Ba5 10.c4 Bb7 11.cb5 ab5 12.Nc3 Bc3 13.Bc3 Ne4 14.Bb2 Ne7 (14...Ra5 15.Qb3+=) 15.Qb3 (15.Bb5!? Bd5 16.Qc2+/–) 15...c6 16.Nd4 (better is 16.a4+=) 16...Nd2+= 17.Qc3 Ne4 (17...Nf1?? 18.Nc6 f6 19.Nd8 Rfd8 20.Qc7+–) 18.Qd3 Nc5 19.Qc2 Rc8 20.a4 Na4 21.Bc1 Ng6 22.Ba3 Qf6 23.Bg4 Rc7?? (better is 23...Ra8–/+) 24.Nb5!+– Qg5? (24...cb5 25.Qd3 Double attack (25.Qc7 Pinning; 25.Qc7 Deflection; 25.Qd3 Decoy)) 25.Nc7 Qg4 26.Bd6 c5 27.f3 Qd7 28.Bf8 (28.Qa4?! Qd6 29.Nb5 Qe5+–; 28.Ra4?! Qd6 29.Nb5 Qe5+–) 28...Nf8 29.Qa4 Qc7 30.Rfc1 Qe5 31.Qa3 (31.e4 Bc8 32.Qc4 Be6 33.Qc5 Qb8+–) 31...Qg5 32.Qc5 Qg6 33.Qc7 Bf3 34.Ra2 h6 35.Qd8 Be4 36.Rc8 Bb7 37.Qf8 (37.Qf8 Kh7 38.Qg8#) 1–0. Neumann,Frank – Billion,Paul, RN–2012–0–00469, 2012.

7.Be2 a6 8.0–0 b5 9.a3 Ba5 10.Nd4 Bb7 (10...Nd4 11.Bd4 c5 12.Bf3+=) 11.Nc6 (11.Bf3!? Nd4 12.Bb7+= (worse is 12.ed4 Bf3 13.Qf3 d5+=)) 11...Bc6= 12.c4 Qd7 (better is 12...Qe7!?=) 13.cb5 ab5 14.Bf6 gf6 15.Bf3 d5 16.Nc3 (16.Qb3 f5+=) 16...Kh8 (16...Rfd8 17.Qb3+/–) 17.Qb3+/– Bc3 18.Qc3 Qd6 19.d4 Rg8 (19...Ra4 20.Rfc1 Rc4 21.Qb2+/–) 20.Rfc1 Bb7? (better is 20...Ra6+/–) 21.Qc7+– Qc7 22.Rc7 Ba6 (22...Rgb8 23.Rb7! (23.Rf7?! b4+–) 23...Rb7 24.Bd5+–) 23.Bd5 Rac8 (23...Rad8 24.Bf7 Rc8 25.Rac1 Rc7 26.Rc7+–) 24.Rc8 (better is 24.Ra7!? Rcd8 25.Bc6 Bc8+–) 24...Rc8 25.h3 (25.Bf7 Rc2+–) 25...Kg7 26.Kh2 Rc2 27.Kg3 Bc8 28.a4 ba4 29.Ra4 h5 30.Ra7 h4 31.Kh4 Rf2 32.Rf7 Kg6 33.Rf8 Re2 34.Rc8 Re3 35.Rg8 Kf5 36.g4 Kf4 37.Rg6 Re8 38.Rf6 Ke3 39.Re6 (39.Re6 Kf4 40.Re4 (40.Re8?!) 40...Re4 41.Be4 Ke4 42.g5+–) 1–0. Neumann,Frank – Billion,Paul, 59. LSS No Engine Cup Preliminary, 2012.

7.Be2 Qe7 8.0–0 d5 9.a3 Bd6 10.c4 dc4 11.Bc4 Bg4 12.d4 Rad8 13.Nbd2 Kh8 14.Qc2 Bh5 15.e4 Bg6 16.Bd3 Bf4 17.e5 Bd3=+ 18.Qd3 Ne5 19.Ne5 Be5 20.Qe2?? Bh2!–+ (20...Bh2 21.Kh2 Qe2–+) 0–1. James,Russel – Krimer,G, Barnstaple, 1972.

7.Be2 Qe7 8.0–0 Re8 9.c4 a5 10.d4+= a4 11.a3 Ba5 12.Qa4 Bf5 13.Qb3 Ng4 14.d5 Na7 15.Nd4 Qh4 16.Bg4 Bg4 17.Qd3 Bb6 18.Nd2 Nc8 19.N2f3 Qh6 20.e4 Ne7 21.Rae1 Ng6 22.Bc1 Qh5 23.Qb3 Ne5 24.Ne5 Re5 25.Nf3 Bf3 26.Qf3 Qf3 27.gf3 Ra4 28.f4 Rh5 29.e5 de5= 30.fe5 Rc4 31.e6 fe6 32.de6= Kf8 33.Kg2 Ke7=+ 34.Re2 Rg4 35.Kf3? Rg6–/+ 36.Bb2 c6 37.Rb1–/+ Rh3 38.Kf4 Bc7 39.Be5 Rh4 40.Kf3= Be5 41.Re5 b5 42.Rc1 Rh3 43.Ke4 Rg4 44.f4 Rh2 45.Kf5?? Rgg2?? 46.Rc6= Rh5 47.Ke4 Re2 48.Kd4 Rhe5 49.fe5 h5 50.Rc7 Ke6–/+ 51.Rg7 Re5 52.Rh7 Rg5–/+ 53.Rh6 Kf5–+ 54.Rb6 Kg4 55.Ke4 h4 56.Rd6 h3 57.Rd1 h2 58.Ke3 Kg3 59.Ke4 Kg2 60.Kf4 Rh5 61.Rd2 Kf1 62.Rd1 Kf2 63.Rh1 Kg2 64.Rd1 h1Q 65.Rd2 Kh3 66.Rd3 Kh4 (66...Kh4 67.Rd1 Qd1 68.Ke4 Qe2 69.Kf4 Qd3 70.a4 Rf5#) 0–1. Schellen,Sven – Geringer,Waldemar (1860), Frankfurt–ch, 2007.

7.Be2 Qe7 8.0–0 Bg4 9.Nd4 Be2 10.Nc6 bc6 11.Qe2 c5 12.c4 Rab8= 13.a3 Ba5 14.Bc3 Bc3 15.Nc3 Rb2 16.Rab1 Rfb8 17.Rb2 Rb2 18.Qd3 c6 19.h3 h6 20.Rb1 Rb1 21.Qb1 Qc7 22.Qb3 Qb6= 23.Qb6 ab6 24.f3 Kf8 25.Kf2 Ke7 26.d4 cd4 27.ed4 Kd7 28.Ke3 d5 29.cd5 Nd5 ½–½. Schaefer,Friedhelm – Mueller,Christian (2175), RH–op Mainz, 1996.

7.Be2 h6 8.0–0 Bg4 9.d4 Re8 10.c4 d5 11.Nbd2 dc4 12.Bc4 Qe7 13.h3 Bh5 14.Qc2 Rad8 15.a3 Bd6 16.Rfe1 a6? 17.e4 Bg6 18.Bd3 Bf4 19.e5 Bd3=+ 20.Qd3 Nd5 21.Ne4+= Nb6 22.Qb3 h5 23.Rad1 Rd5 24.Nc3+= Rd7 25.g3 Bh6 26.d5 Na5 27.Qc2 Qc5 28.Qf5 Nac4 29.Na4 Qb5 30.Nb6 Nb6 31.e6 Rde7 32.ef7+= Rf7 33.Re8 Qe8 34.Qh5?? Qe2–+ 35.Re1 Qb2 36.Re8 Rf8 37.Rf8 Kf8 38.Ne5 Kg8 39.Qf7= Kh7 40.Qg6 ½–½. phildo – gigi (2125), net–chess.com, 2003.

7.a3 Ba5

8.Nc3 Be6 9.Be2 =.

8.Nc3 Re8 9.Bb5 Bd7 10.0–0 Ne5 11.Bd7 Qd7 12.Qe2 c6 13.Rfd1 Bc7 14.Rab1 Rad8 15.Na2 b5 16.d3 Qe6 17.Be5 de5=+ 18.c4 a6 19.Rbc1 Bd6 20.cb5 cb5 21.Rc6 Qb3 22.Ra6 Ba3 23.d4 Rc8 24.Qd3 Qd3= 25.Rd3 b4 26.de5 Ne4=+ 27.Rd1 Rc2–/+ 28.Ra1 Rec8 29.h3 Nf2 30.Rb6 Nd3 31.Nd4 Rb2 32.Nc6 b3 33.Nab4? Bb4–+ 34.Nb4 Nb4 35.Rb4–/+ g6 (35...h5!? 36.Ra3 Rc3 37.Rb7–+). Schmock,Sven – Buschmann,Andreas, Muelheim Ruhrgebiet–ch U17, 1998.

8.Nc3 Bg4 9.Be2 Re8 10.0–0 Ne7 11.Rb1 a6 12.h3 Bh5 13.Na4 Ne4 14.d3+= Bf3 15.Bf3 Nd2 16.Bb7 Ra7?? 17.Qg4+– (17.Qg4 Nf5 18.Be4+–) 1–0. Kuhlmann,AEJ – Fintelman, corr, 1992.

8.c4 Be6 9.Bd3 =+.

8.c4 Bg4 9.Be2= Be6 10.0–0 d5 11.Qc2 dc4 12.Ng5 g6 13.Ne6 fe6 14.Bc4 Qd6 15.d4 a6 16.Nc3 b5 17.Be2 Rad8 18.Bf3 Ne7 19.Ne2 Nfd5 20.Ng3 Nf6 21.Rad1 Bb6 22.e4 Bd4?? 23.Bd4+– Qf4 24.Be3 Qe5 25.Qc5 Qc5 26.Bc5 Kf7 27.Rfe1 Nd7 28.Rc1 Rc8 29.Red1 Ne5 30.Be2 Rfe8 31.f4 N5c6 32.Be7 Ne7 33.Rd7 c5 34.e5 c4 35.Ne4 Red8 36.Ng5 Ke8 37.Rd8 Rd8 38.Ne6 Rd2 39.Bc4 bc4 40.Rc4 Nd5 41.Nc7 Nc7 42.Rc7 Rd3 43.Rh7 Ra3 44.Rg7 g5 45.Rg5 a5 46.Rg6 a4 47.Ra6 Ra1 48.Kf2 a3 49.Kg3 a2 50.Kg4 Ke7 51.Kf5 Kd7 52.h4 Kc7 53.g4 Kb7 54.Ra3 Kb6 55.e6 Kc6 56.Ra6 Kd5 57.e7 (57...Re1 58.Kf6+–) 1–0. Lueders,Horst – Krueger,Sigurd, GER–chT Seniors, 1996.

8.Be2 Be6 9.c4 Qe7 10.0–0 h6 11.d4 d5. KrustytheClown – ncc_1701, ChessWorld.net, 2005.

8.Be2 Qe7 9.0–0 Ne5 10.d4 Nf3 11.Bf3 d5 12.c4 c6 13.Nc3 Be6 14.Qa4 Bb6 15.cd5 cd5 16.Qb3 Rfd8 17.a4 Bc7 18.Ba3 Bd6 19.Bd6 Rd6 20.Nb5 Rd7 21.a5 a6 22.Nc3 Rc8 23.Na4 Rdc7 24.Rab1 g5 25.Nc5 g4+= 26.Be2 Ne4 27.Ne4 de4 28.d5 Bd7 29.Qb6 Qc5 30.Qc5 Rc5 31.Rb7 Rd5 32.Rd7 Rd7 33.Bg4 Rcd8 34.Bd7 Rd7 35.g4 Rd5= 36.Ra1 Kg7 37.Kg2 Kg6 38.Kg3 f5 39.Kf4 fg4 40.Kg4 Rf5 41.Ra4 h5 42.Kg3 Re5 43.Kf4+– Rf5 44.Ke4 Rf2 45.h4 Rf5+/– 46.Ra1 Kf6 47.Ra2 Ke6 48.Kd4 Rd5 49.Kc4 Ke5+= 50.Rg2 Ke4 ½–½. Kreuzer,Uwe – Quintel, corr, 1987.

8.Be2 Re8 9.0–0 a6 10.c4 Bf5 11.Nc3 Bc3 12.Bc3 Ne4 13.Bb2 Ne5 14.Nd4 Qd7 15.f4+/– Nc6 16.g4 Nd2 17.Qd2 Bg4 18.Bg4 Qg4 19.Kh1 Qd7 20.Qg2 f6 21.Rg1 Kh8 22.Nf5 Rg8 23.e4 Rae8 24.Rac1 b6 25.Qg7 Rg7 26.Bf6 Reg8? 27.Rg7 Rg7 28.Rg1 Kg8 29.Rg7 Qg7 30.Bg7 Na5 31.c5 bc5 32.Bf6 Nc4 33.Bd8 Kf7 34.Bc7 Ke6 35.Bd6 Nd6 36.Nd6 Kd6 37.Kg2 a5 38.Kf3 h5 39.Ke3 a4 40.Kd3 Kd7 41.Kc4 Kd6 42.e5 (42...Ke6 43.Kc5+–) 1–0. Fritz 6 – Comet B50, 2004.

8.Be2 Re8 9.0–0 Bf5 10.Nc3 Ne5 11.Nd4 Bd7 12.f4 Neg4 13.Nb3 Bb6 14.Bf3 Be3 15.de3 Ne3 16.Qd3 Nf1 17.Rf1 Bc6 18.Bc6 bc6 19.Ne2 Ng4 20.Ng3 Qh4 21.h3 Nh6 22.Nd4+= Qf6 23.Bc3 Qg6 24.Nc6 Qd3 25.cd3 f6 26.Kf2 a6 27.Rb1+– Rf8 28.Rb7 Rf7 29.Ba5 Rc8 30.Ra7 Re8 31.Ra6 f5 32.d4 Rc8 33.d5 g6 34.Ra7 Rd7 35.Rb7 Nf7 36.Ne2 g5 37.Ng3 gf4 38.Nh5 Nd8 39.Nd8 Rdd8 40.Bc7 (40…Rf8 41.Bd6+–; < 40.Nf4 Rd7+–) 1–0. Fritz 6 – Comet B25, 2004.

7.Be2 b6

8.0–0 Bb7 9.d4 Ne4 10.a3 (10.c4 Re8= (10...dc4 11.Bc4 Re8 12.Qc2 Bd6 13.Nc3 Nb4 14.Qb3 Qe7 15.a3 Nc3 16.Bc3 Bf3 17.ab4) 11.a3 (11.Qb3 dc4 12.Qc4 Bd6 13.Nc3 Nb4 14.a3 Nc2 15.Ra2 Nc3 16.Qc3 Bd5 17.Bc4) 11...Bd6 12.Qc2 Ne7 13.Rc1 Ng6 14.Nbd2 Nd2 15.Nd2 dc4 16.Bc4 Qg5 17.g3) 10...Bd6 11.c4 (11.Nbd2 Re8 12.Rb1 Qe7 13.c4 Na5 14.cd5 Bd5 15.Ne4 Be4 16.Bd3 c6 17.Bc3) 11...Ne7 (11...dc4 12.Bc4 Na5 13.Bd3 f5 14.Nc3 c5 15.dc5 Nc5 16.Bb1 Kh8 17.Nb5) 12.Nc3 (12.Nbd2 a6= (12...Re8 13.Qb3 Nd2 14.Nd2 Nf5 15.Rfc1 c5 16.dc5 Bc5 17.Qc2) 13.Rb1 Qd7 14.Qc2 f5 15.Rfc1 Qc6 16.c5 bc5 17.dc5) 12...Nc3 (12...a6 13.Qc2 Nc3 14.Bc3 dc4 15.e4= Ng6 16.Bc4 b5 17.Bd3) 13.Bc3 c6 (13...Qd7 14.Re1= Ng6 15.Bd3 dc4 16.Bc4 Rad8 17.Bb4; 13...dc4 14.Bc4 Rc8 15.Rc1 Qd7 16.Ne5 Qf5 17.Qe2) 14.Qc2+= (14.Qd2 dc4 15.Bc4 Nd5 16.Bd5 cd5 17.Bb4) 14...Ng6 (14...Re8 15.Rfb1+= dc4 16.Bc4 Nd5 17.Bb4) 15.c5 (15.cd5 cd5 16.Bb4 a6+= (16...Rc8 17.Qf5) 17.Qb3) 15...Bc7= 16.g3 (16.Rfb1 Re8= 17.Bd3) 16...Bc8 (better is 16...Qf6!?= 17.Rfe1) 17.cb6+= ab6 18.Bb4 Re8 (18...Ne7 19.Bd3+/–) 19.Qc6 Bg4 (19...Ra7 20.Rfc1+/–) 20.Rac1 Ra7 21.Kg2 (21.Rc3 Re6 22.Qb5 Rf6+/–) 21...Re6 (21...Bd7 22.Qc2+/–) 22.Qb5 h5 (22...Rf6 23.Rc3+/–) 23.Ng1 (23.h3 Bf5 24.Nd2+–) 23...Bd6 (23...Re8 24.Bg4 hg4 25.Ne2+–) 24.Bg4 (24.f3 Bb4 25.ab4+– (25.Qb4?! Bf5+/–; 25.fg4?! Ba3 26.Rc3 h4+=)) 24...hg4+/– 25.Rc6 Bb4 26.Re6 fe6 27.ab4 Ra2 28.Ne2 e5 29.Nc3 Rd2 30.Qd5 Qd5+/– 31.Nd5 ed4 32.ed4 Rd4 33.Nb6 Rb4 34.Nd5 Rd4 35.Ne3 Ne5 36.Rd1 Ra4 37.Rd5 Nf7 38.Rc5 Nh6 39.Rc4 Rc4 40.Nc4 Kf7 41.h3 Ke6 42.Ne3 gh3 43.Kh3 g5 44.f3 Kf7 45.Kg2 Ke6 46.Kf2 Ke5 47.Ke2 Kd4 48.g4 Ke5 49.Kf2 Ng8 50.Nf5 Kf4 51.Nd4 Ke5 1–0. De Visser,Arno – Levendig, 1981.

8.0–0 Bb7 9.d4 Qe7 10.c4= Rfd8 11.cd5 Nd5 12.Qc2 Bd6 13.Bc4 Ncb4 14.Qe2 a6 15.a3 b5 16.Bb3 Nf4 17.Qd1.

8.0–0 Bb7 9.d4 Ne7 10.c4 d5 11.Nbd2 Ne4 12.Ne4 de4 13.Nd2 Ng6 14.Qc2 Bd2 15.Qd2 c5 16.d5 Re8 17.Qc3 f6 18.Bh5 Re5 19.Bg6 hg6 20.Qc2 Rh5 (better is 20...Re7!?+=) 21.Qe4+– Qd6 22.f4 Rh6 23.a4 f5 24.Qe5 Qe5 25.Be5 Ba6 26.Rac1 Re8 27.Rfd1 Kf7 28.h3 Rhh8 29.Kf2 g5 30.d6 gf4 31.ef4 Rd8 32.Rd3 Rhe8 33.Rg3 g6 34.h4 Rg8 35.Rg5 Ke6 36.g3 Bb7 37.h5 gh5 38.Rh5 Rgf8? 39.Rh6+– Kd7 40.Rh7 Kc8 41.a5! Rd7 42.Rd7 Kd7 43.Ra1 Kc6 44.Rh1 ba5 45.Rh7 a4 46.Rc7 Kb6 47.d7 Rd8–/+ 48.Bd6 Bc6 49.Ke3 Rd7 50.Rd7 Bd7 51.Kd3 Kc6 52.Be5 Be6 53.Bf6 a3 54.Ba1 Kb6 55.Kc3 a2 56.Kb3 a6 57.Bf6 Kc6 58.Bb2 a5 59.Bc3 a4! 60.Ka4 Bc4 61.Ka3 Kd5 62.Ka4 Ke4 63.Ka5 Be6 64.Kb6 Kf3 65.Kc5 Kg3 66.Kd6?? Bg8 67.Ke5 Bh7 68.Bb2 Kf3 69.Ba1 Ke3 70.Bb2 Kd3 71.Kf6 Ke4 72.Kg5 Kf3 73.Ba1 Ke4 74.Bb2 Bg8 75.Be5 Bb3 76.Kf6 Bc2 77.Ke6 Ke3 78.Kd5 Kd2 79.Kc4 Kc1 80.Ba1 Kb1 81.Be5 0–1. Schoenegg,Rolf (1945) – Horak,Ales, Karlovy Vary op, 2009.

8.a3 Ba5 9.0–0 Bb7 10.c4 a6 11.d4 Ne7 12.Nbd2 c6 13.Nb3+/– b5 14.Na5 Qa5 15.d5 cd5 16.Bf6+– gf6 17.cb5 ab5 18.Qd4 Kh8?? 19.Qf6 Kg8 20.Qe7 Qb6 21.Qg5 Kh8 22.Qf6 Kg8 23.Ng5 Bc8 24.Bd3 (24.Bd3 Bf5 25.Bf5 Rfc8 26.Qf7 Kh8 27.Qh7#) 1–0. pierred (2595) – dennism (2100), net–chess.com, 2008.

8.a3 Ba5 9.0–0 Bb7 10.c4 d5 11.cd5 Nd5 12.Qc2 a6 13.Bd3 g6 14.Bc4 b5 15.Bb3 Bb6 16.Nc3 Nce7 17.d3+/– c5 18.Ne4 Nf5?? 19.Bd5+– Bd5 20.Nf6 Qf6 21.Bf6 (21.Bf6 Bf3 22.gf3+–) 1–0. pierred – chessmistress2003, Yahoo, 2005.

7.Be2 d5

8.0–0 Bd6 9.a3 Bf5 10.d3 Ne5 11.Ne5 Be5 12.Be5 Nd7 13.Bb2 (13.Bg3!?) 13...Qg5 14.f4 Qe7 15.Nc3?? Qe3 16.Kh1 c6 17.Rf3 Qe6 18.Qd2 Rae8 19.Rg3 d4 20.Ne4 Be4 21.de4 Qe4 22.Bd3 Qe5 23.c4 Qd6 24.Bh7?! Kh7 25.Rh3 Kg8 26.Qf2 c5 27.Qh4 Qh6 28.Qg4 Qe6 29.Qe6 Re6 30.Rd1 Rfe8 31.Rf3 Nb6 32.Bc1 Nc4 33.Kg1 b6 0–1. Trkn – Lazar, itsyourturn.com, 2000.

8.0–0 Bd6 9.c4 dc4 10.Bc4 Bg4 11.d4 Ne4 12.Bd3 Ng5 13.Be2 Qf6 14.Ng5 Be2 15.Qe2 Qg5 16.Nd2 Rfe8 17.Nc4 Bf8 18.Rab1 b5 19.Nd2 Bd6 20.Qf3 Nb4 21.Ne4 Bh2=+ 22.Kh2 Qh4 23.Kg1 Qe4 24.Qe4 Re4 25.a3 Nd5 26.Rfc1 a6 27.Rc5 Rd8 28.Rbc1 g5 29.Bc3 Rd7 30.Ba5= Ree7 31.Bb4 Re6 32.Ba5 Nb6 33.Rg5+/– Rg6 34.Rg6 hg6 35.Bb6 cb6 36.Rc6 Rb7 37.d5 Kf8 38.e4 a5 39.e5 Ke7 40.f4 b4 41.ab4 a4 42.b5 Ra7 43.Rc2 a3 44.Ra2 Ra5 45.Kf2 Rb5? 46.d6+– Ke6 47.Ra3 f6?? 48.Rd3 Kd7 49.e6! Kd8 50.d7 (50.d7 Rb2 51.Kf3 b5 52.e7 Kc7 53.d8Q Kb7 54.Rd7 Ka6 55.Rd6 Kb7 56.Qd7 Kb8 57.e8Q#) 1–0. Schatz,Hans Ullrich – Wagner,Andreas, Kassel op, 1999.

8.0–0 Re8 9.a3 Bd6 10.Bf6 Qf6 11.Nc3 =.

8.0–0 Re8 9.c3 Bd6 10.Ba3 =+.

8.0–0 Bg4

9.a3 Bd6 =.

9.d3 Be7 10.Nbd2 Re8 11.c4 dc4 12.Nc4 Bf3 13.Bf3+/– Qd7 14.Rb1 Rad8? 15.Bf6+– Bf6 16.Rb7 Qd3?? 17.Qd3 Rd3 18.Bc6 Red8 19.e4 Rd1 20.Rc7 Rf1 21.Kf1 g6 22.Bd5 Bc3 23.Ra7 Rb8 24.Rf7 Rb1 25.Ke2 Re1 26.Kd3 Ba1 27.Kd2 (27.Kd2 Rh1 28.e5 Rh2 29.Rd7 Kh8 30.e6+–) 1–0. Schellen,Anton – Hess,Volker, FICGS, 2006.

9.d3 Re8 10.Nc3 =.

9.d3 Re8 10.Nbd2 =.

9.d3 Bf3 10.Bf3 Bd6 11.Nd2 Ne5 12.Be2 Re8 (12...c6 13.Rb1=). AbstractPoetic – willow, internet, 2007.

7.Be2 Ne4

8.0–0 Re8 9.h3 Ne5 10.d4 Nf3=+ 11.Bf3 d5 12.c4 c6 13.Na3? Bd6 14.Rc1 Qh4 15.cd5?? cd5 16.Qa4?? Bh3!–+ 17.Be4 Bd7!! (17...Bd7 18.g3 Bg3 19.fg3 Qg3 (19...Ba4 20.gh4 Re4 21.Rc7+–) 20.Bg2 Ba4–+) 0–1. Campelli – Wall,Bill, Dayton, 1983.

8.0–0 Re8 9.h3 Ne5 10.d4 Nf3=+ 11.Bf3 d5 12.c4 c6 13.Na3? Bd6 14.Rc1 Qh4–/+ 15.cd5?? cd5 16.Qa4?? Bh3!–+ 17.Be4 Bg2!! 18.Kg2 Qh2 19.Kf3 Qh5 20.Kg2 Qh2 (20...Qg4 21.Kh1 Qh3 22.Kg1 Qh2) ½–½. Wall,Bill – Campelli,Cris, Dayton, OH, 1983.

7.Be2 Be6

8.0–0 a6 9.c4 d5 10.Qc2 h6 11.d4 b6 12.a3 Be7 13.Nbd2 dc4 14.Nc4 Bd5 15.Ncd2+/– Na5 16.Rfd1 Re8 17.Ne5 Bb7 18.Nb3 Nb3 19.Qb3 Bd5 20.Bc4 b5 21.Bd5 Qd5 22.Qd5 Nd5 23.Nc6 Bf6 24.Rdc1 Re4 25.a4 b4 26.Rc5 Nb6 27.a5+– Nd7 28.Rc4 Be7 29.Bc1 (29.Bc1 Bd6 30.Bd2+– (30.Nb4?! Ne5 31.Rc2 Bb4+=); 29.Ne7 Re7 30.Rc7 f5+–) 1–0. Roggensack Hanspach,Peter – Drefke, corr SOK–87–14, 1987.

8.0–0 d5 9.d4 Bd6 10.Nbd2 h6 11.c4 dc4 12.Nc4 Re8 13.Nd6 Qd6 14.Qa4 Bd5 15.Ba3 Qe6 16.Rfb1 Nd8 17.Rb2+= c6 18.Ne5 Nd7 19.Bg4 f5= 20.Nd7 Qd7 21.Be2 a6 22.Rc1 b5 23.Qc2 a5 24.Bc5 a4 25.Bh5 Bf7 26.Bf3 Bd5 27.Bd5 Qd5 28.Bb6 Rc8 29.Rcb1 Nf7 30.Qc5 Qc5 31.Bc5 Red8 32.Rc2+= Ng5 33.Bb6 Re8 34.Rbc1+/– Ne4 35.Rc6 Nd6? 36.Rc8+– Rc8 37.Rc8 Nc8 38.Bc5 Kf7 39.f3 g6 40.e4 Ne7 41.Kf2 Ke6? 42.Be7 Ke7 43.Ke3 Kd6 44.Kd3 (44.Kd3 h5 45.h4+–) 1–0. kofti – Old Sisyphus, ChessWorld.net, 2005.

8.0–0 Qd7 9.a3 Ba5 10.Nc3 (Better is 10.Bf6!? gf6 11.d4+/–) 10...Bg4 11.d4 (11...d5 12.Na4=) =. kamera (1720) – cederberg (1915), GameColony.com, 2002.

8.0–0 Qe7 9.d4 d5 10.Nbd2 a6 11.c4 Rfd8 12.Qc2 Bd2 13.Nd2= Nb4 14.Qb3 dc4 15.Bc4 Bc4 16.Nc4 b5 17.Ne5 Nd7 18.Ba3 c5+= 19.Bb4 cb4+– 20.Nc6 Qd6 21.Nd8 Rd8 22.Rfc1 Nb6 23.Rc2 Nc4 24.Rac1 Rc8 25.f3 a5 26.Rc4 bc4+/– 27.Rc4 Rc4 28.Qc4 g6 29.e4 Qf4 30.d5 Qd2 31.Kf1 a4 32.e5 b3 33.e6?? Qd1–+ 34.Kf2 Qc2 35.Qc2? bc2+– 36.e7 c1Q 37.e8Q Kg7 38.Qe5 Kf8 39.d6 Qd2 40.Kg3 Qa2?? 41.Qh8# 1–0. Labahn,Thomas – Rau, Festenburg, 1989.

8.0–0 Re8 9.a3 Ba5 10.d4 Ne7 11.c4 d5 12.Nbd2 Bd2 13.Nd2 dc4 14.Nc4 Ned5 15.Bd3 c6 16.Rb1 Qe7 17.Qf3 b5 18.Ne5+/– Qc7 19.Rfc1 Bd7 20.Bb5! Rac8 21.Bc4 Qd6 22.e4 Nb6 23.Bf7 Kf8 24.Qf4 Re5 25.de5 Qb8 26.Ba2 Ke8 27.Qh4 (27.Qh4 Nfd5 28.Qh7+–) 1–0. MrkT – druss, internet, 2005.

8.a3 Ba5 9.0–0 Bb6 10.c4 d5 11.cd5 Nd5 12.Qc2 Qd6 13.Ng5+= f5 14.Nc3 Nc3? 15.Qc3+– Rf6 16.Ne6 Ba5 17.Qb3 Re6 18.Bc4 Rae8 19.d4 Bb6 20.Qb5 f4 21.d5 a6 22.Qa4 fe3 23.de6 ef2 24.Kh1 Be3 25.Rad1 Qc5 26.Rd5 Qe7 27.Rd7 Qg5 28.e7 Kh8 29.Bf7 Re7 30.Qc6! Re8 31.Qc7 Bf4 32.Qb6 Be3 33.Qb7 Rd8 34.Bc4 Bd4 35.Rd8 Qd8 36.Bd4 Qf8 37.Rf2 (37.Rf2 Qf6 38.Qc8 Qd8 39.Qd8) 1–0. Ganesan – Andersson, 1997.

8.c3 Ba5 9.0–0 Qd7 10.c4 Rae8 11.Bf6+= gf6 12.d4 Ne7 13.d5 Bg4 14.Nbd2 Kh8 15.Ne4 Bf3 16.Bf3 Qf5 17.Qd4 Ng8? 18.Ng3 Qe5 19.Qa7 Ra8 20.Qb7 Rfb8 21.Qc6 Ne7 22.Qd7 Rd8 23.Qh3 Bc3 24.Rab1 Ra2 25.Rb7 Ba5 26.Be4 Ng6 27.Rfb1 Bb6 28.R1b6! Rda8 29.Rb8 (29.Rb8 Kg7 30.Nf5 Qf5 31.Qf5 cb6 32.Rb6 Ra1 33.Bb1+–) 1–0. Markus,Roland (2210) – Guenther,Klaus (1680), CiF, 2006.

8.Nc3 Qd7 9.0–0 Rae8 10.Nb5 a6 11.c3 Ba5 12.Nbd4 Nd4 13.Nd4 c5 14.Ne6 Qe6 15.Qc2 Bc7 16.c4+= d5 17.cd5 Qd6 18.g3 Qd5 19.Bf6 gf6 20.Rfd1 Kh8 21.d4 Rg8 22.Rac1 h5? 23.Qb2 h4 24.Rc5 Qd7 25.Qb7 hg3 26.Qc7 gh2 27.Kh2 Qc7 28.Rc7 Rg7 29.Ba6 Re4 30.Rc8 Kh7 31.Bd3 Rgg4 32.f3 Rh4 33.Kg3 f5 34.fe4 Rg4 35.Kf3 fe4 36.Be4 Re4 37.Ke4 (37.Ke4 Kg6 38.Rc6 f6 39.Rg1 Kf7 40.Rc7 Ke6 41.d5 Kd6 42.Rgg7 f5 43.Kf5 Kd5 44.Rgd7) 1–0. AGove – carlosfandangos, ChessWorld.net, 2007.

7.Be2 Re8

8.0–0 Rb8 9.d3 a6 10.Nbd2 Nd5 11.c4 Nc3 12.Bc3 Bc3 13.Rc1 Ba5 14.Ne4 d5 15.cd5 Qd5 16.a3 Bf5 17.Rc5 Qd7 18.Ng3 Be6 19.d4 Bb6 20.Rc1 Bd5 21.Bd3 Qg4–/+ 22.Be2= Qd7 23.Qc2 Qe7 24.Bd3 Bf3 25.gf3 g6 26.Kg2–/+ Qa3 27.Ne4 Nb4 28.Qc4 Nd3 29.Nf6 Kg7 30.Ne8 Re8 31.Ra1 Nb2= 32.Qc1 Qb4 33.Rb1 Bd4 34.ed4 Re2 35.Qc7 a5= 36.d5 Rd2–/+ 37.Qe5 f6 38.Qc7 Kh6 39.d6= Qb5??+– 40.d7! Rd7 41.Qc8??=+ Kg7??+– 42.Rb2 Qb2?? 43.Qd7 Kh6 44.Rd1 b5 45.Qh3 Kg7 46.Rd7 Kf8 47.Qh7 Qf2 48.Kf2 a4 49.Qf7 1–0. Hipolito Delgado – Jose Luis, XIII Almonte, 1999.

8.0–0 Bc5 9.Nc3 Bd7 10.Na4 Bb6 11.Nb6 ab6 12.a3 Qe7 13.h3 h6 14.Nh2 Ra5 15.f4 Kh7 16.Ng4 Rg8 17.Bd3 Bf5 18.Bf5+= Rf5 19.Kh2 Qe6 20.Nf6+/– gf6 21.g4 Ra5 22.Qe2 Ne7 (22...b5!?+=) ½–½. Rongen – Mannen, Dieren, 1994.

8.0–0 Ne5 9.c3 Ba5 10.d4 Nf3 11.Bf3 d5 12.Nd2 c6 13.Be2 Qb6 14.Qc2 g6 15.Nf3 Bf5 16.Qc1 Ne4 17.Nh4 Nd6 18.Nf5+= Nf5 19.Bd3 Nh4 20.f3 Qd8 21.e4+= Bc7 22.g3?? de4?? 23.fe4+– Qd6 24.Qg5 Bd8 25.Qg4 c5? 26.gh4 Bc7 27.Rf2 cd4 28.cd4 Bb6 29.Bc4 Re7 30.e5 Qb4 31.Bb3 Rd8 32.Rd1 Re5 33.Bf7 Kg7 34.Kg2 Rf8 35.Qf4 Rf5= 36.Qg3 Rf2=+ 37.Qf2 Rf7 38.d5?? Kf8 39.Qe2 Rf2 (39...Rf2 40.Qf2 Bf2–+) 0–1. Froehling,Ewald – Landau,Axel, Troisdorf op, 2003.

8.0–0 Ne5 9.c3 Nf3 10.Bf3 Bc5 11.d4 Bb6 12.c4 c6 13.Nc3 d5 14.cd5 cd5 15.a4 a5 16.Re1 Ba7 17.Qb3+= Be6 18.Qb5 b6 19.e4 Bd7 20.Qb3 de4 21.Ne4 Ne4 22.Be4 Rc8 23.Qg3 Bb8= 24.f4 Qf6. gtate (1820) – nhathuy (2025), net–chess.com, 2002.

8.0–0 Be6 9.a3 Ba5 10.d4 Ne7 11.c4 d5 12.Nbd2 c6 13.cd5 (13.Rc1 Bc7=) 13...Ned5 14.Qc2 Bg4 (14...Bc7 15.Bd3=) 15.Bd3 Bd2 16.Nd2 Bh5 17.Nc4+= Bg6 18.Bg6 hg6 19.Rfe1 Nb6 20.Nd2 Qe7 21.a4 Nbd7 22.Ba3 Qe6 23.e4 Rac8 24.Rab1 b5 25.a5 Nh5 26.Nb3 a6 27.Bb4 Nhf6 28.f3 g5 29.h3 Nh5 30.Re3 Nf4 31.Rc3 Nb8 32.Rd1 Rcd8 33.Ba3 Qf6 34.Bb2 Ne6 35.Qd2 Qf4 36.Rc2 Qg3 ½–½. Mehlhorn,U – Hille,W, H–2076–D, 2000.

8.0–0 Be6 9.Nc3 =+.

8.0–0 Be6 9.Nd4 Nd4+= 10.ed4 Nd5 11.a3 Ba5 12.c4? (better is 12.Nc3!?–/+) 12...Nf4–+ 13.d5? (13.Nc3 Qg5 14.g3 Ne2 15.Qe2 Bc3 16.Bc3 Bg4–+) 13...Bf5 (13...Bh3 14.Bf3 Qg5 15.g3–+) 14.Bg4 (14.Bf3 Bb6 15.Nc3 Bd3–+) 14...Bd3 (14...Qg5 15.Bf3 Bh3 16.g3–+) 15.Re1 (15.g3 Ne2 16.Be2 Be2–+ (16...Re2?! 17.Qb3 Bg6 18.Bd4–/+)) 15...Qg5 16.Nc3 (16.Re3 Bc4 17.h4 Qd5 18.Bf3–+) 16...Re1 17.Qe1 Qg4 18.g3 Bc3 19.Bc3 Ne2 20.Kg2 Be4 (20...Be4 21.Kf1 Qf3 22.a4 Bd3 23.Qe2 Qh1#) 0–1. Neumann,Frank (1650) – Roos,Bernhard (1825), RSS7E schnell–18, 2007.

8.0–0 Qe7 9.a3 Ba5 10.d4 =.

8.0–0 Bf5 9.a3 Ba5 =.

8.0–0 Bf5 9.c4 Ne5 10.Nd4 Bd3 11.Qb3 Be2 12.Ne2 Ba5 13.Ng3 Qd7 14.f4+/– Neg4 15.h3 Nh6 16.Bf6 gf6 17.Qb7 Nf5 18.Nh5 Qe6 19.Qd5 Qd5 20.Nf6 Kg7? 21.Ne8 Re8 22.cd5 Rb8 23.Rd1 Rb2 24.Kh2 Ne7 25.Nc3 Bc3 26.dc3 Rc2 27.Rd3 Nc8 28.a4 Nb6 29.a5 Nc4 30.Ra4 Nd2 31.e4 (31.e4 Kf6 32.Rb4+–) 1–0. pierre (2030) – juanpacio (1745), internet, 2006.

8.0–0 Bf5 9.d4 d5 10.a3 Bd6 11.c4 =+.

8.0–0 Bf5 9.d4 Ne4 10.a3= Ba5 11.d5 Ne5 12.Ne5 de5=+ 13.f3 Nf6 14.e4= Bg6 15.c4 Qd7 16.Nd2 c6 17.Rc1 cd5 18.cd5 Bb6 19.Kh1 Be3 20.Rc2 Qe7 21.Nc4+/– Bf4 22.g3+– Bh6 23.Ne5 Qd6 24.Ng6 hg6 25.e5 Qe7?? 26.d6 Qd8 27.ef6 gf6 28.Bb5 Re6 29.d7 Bg7 30.Re1 Re7 31.Rc8 Rc8 32.dc8Q Re1 33.Qe1 Qc8 34.Qe8 Qe8 35.Be8 Kf8 36.Ba4 Ke7 37.Kg2 Ke6 38.h4 Bh6 39.Bb3 Ke7 40.a4 b6 41.Bd4 Bd2 42.g4 Bf4 43.Kh3 Bd6 44.h5 Bf4 45.Bc2 gh5 46.gh5 Bg5 47.Kg4 Ke6 48.Bb3 Ke7 49.f4 Bh6 50.Kf5 Bg7 51.a5 ba5 52.Ba7 Kf8 53.Bd4 Ke7 54.Ba4 Bh8 55.h6 Kf8 56.Bf6 Bf6 57.Kf6 Kg8 58.Bb3 Kh7 59.Bf7 Kh6 60.f5 a4 61.Ke7 a3 62.f6 Kh7 63.Ba2 Kh8 64.f7 (64…Kg7 65.f8Q Kg6 66.Qf3 Kg5 67.Qg3 Kh6 68.Kf6 Kh5 69.Qg5#) 1–0. Szeles,Andrea – Bokros,Csilla, HUN–ch U10 Girls, 1997.

8.a3 Ba5 9.0–0 d5 10.d4 Bf5 11.Nh4 Be6=+ 12.Nf3 Ne4 13.c3 Ne7 14.Nfd2 Nd6=+ 15.Nb3 Bb6 16.N1d2 c6 17.f3?? Ndf5 18.Rf2 Ne3–+ 19.Qc1 N7f5 20.Nf1 Nc4 21.Nc5 Bc5 22.dc5 Nb2 23.Qb2 Qa5 24.Qb4 Qc7 25.Rb1 Re7 26.Bd3 Rd8 27.Qa4 a6 28.Rfb2–/+ Qc8 29.Nd2 Rde8 30.Nb3 Qc7 31.Na5 Qe5 32.Qc2 Qe3 33.Kf1 Qc5 34.Bf5 Bf5 35.Qf5 Qa5 36.Rb7 Qc3 37.Re7 Qc4 (38.Kg1 Qc5 39.Kf1 Qe7–+) 0–1. Mennie,Norman – Lopez, corr 3GMM–45, 1997.

8.a3 Ba5 9.0–0 Be6 10.Nc3 =.

8.a3 Ba5 9.0–0 Bg4 10.c4 Re7 11.Qc2 Re6 12.d3 Qd7 (12...Re8 13.h3 Be6 14.d4+=) 13.e4 (13.Ng5!? Ree8 14.Bf6 gf6 15.Ne4+/–) 13...Rae8 14.Ng5 Be2 15.Qe2 R6e7 16.Bf6 gf6 17.Nh3 Nd4 18.Qh5 Qe6? (18...b5 19.Nf4 Re5 20.Qh6 bc4 21.dc4+/–) 19.Nf4?? Qe5= 20.Qh4?? Qg5 21.Qg3 c6 22.Qe3?? Bb6 23.Qd2?? Nf3–+ 24.Kh1 Nd2 25.Nd2 Qf4 26.Nf3 Re5 27.d4 Rg5! 28.h4 Rh5 29.g3 Qf3 30.Kh2 Bd4 31.Ra2 Be5 32.Rh1 Rh4 33.Kg1 Rh1# 0–1. OPA – LouisFriend, Live Game Caissa's Web, 2004.

8.c4 Bg4 9.0–0 Qd7 10.Bf6+= gf6 11.d4 Kh8 12.d5 Ne5?? 13.Ne5+– Be2 14.Nd7 Bd1 15.Nf6 Be2 16.Ne8 Bf1 17.Nc7 Rc8 18.Kf1 Rc7 19.Ke2 Rc4+/– 20.Nd2 Rc2= 21.Rd1 Ra2 22.e4 Kg7 23.f4 f6 24.g4 Kg6 25.h4 h5 26.g5=+ a5 27.Ke3 a4 28.Nc4 Bc5 29.Kf3 Rf2 30.Kg3 f5?? 31.Nd6! fe4 32.Ne4 Rc2 33.d6 Bb6 34.d7 Bd8 35.Nd6 Rc3 36.Kf2 Rb3 37.f5 Kg7 38.f6 Kf8 39.Re1 Bb6 40.Kg2 Rb2 41.Kh1 Kg8 42.g6 (42.g6 Rb1 43.Rb1+–) 1–0. Zimmerman,Yuri – Fiedler, corr SOK–89–29, 1989.

8.0–0 Bg4

9.a3 Ba5 10.d4 d5 11.Nbd2 Bd2 12.Nd2 Be2 13.Qe2 Ne7 14.c4 c6 15.cd5 cd5 16.Qb5 Qd7 17.a4 Rac8 18.Rfc1 Rc1 19.Rc1 Rc8 20.Qb3 h6 21.h3 Rc1 22.Bc1 Qc6 ½–½. Krivoshapko,Alexander (2040) – Zenzera,Alexey (2070), Omsk–ch op, 2009.

9.a3 Bc5 =.

9.a4 Ba5 10.Na3 d5 11.h3 Bh5 12.Nd4 Be2 13.Ne2 Ne4 14.d3 Nf6 (14...Nc5 15.Nb5=) 15.c4 dc4 16.Nc4 Bb6 17.a5 Bc5 18.d4 Bd6 19.Qb3 Ne4 (19...Rb8!?+=) 20.Qb7 Nb4 (Better is 20...Qd7!? 21.Qb5 Rab8+=) 21.Nd6+– Nd6?? (Better is 21...Qd6 22.Ba3 Qa6 23.Qa6 Na6+–) 22.Qb4 Rb8 23.Qa3 Nc4 24.Qc5 Nb2 25.Qa7 Nc4 26.Rfc1 Ra8 27.Qc5 Nd6 28.Qc7 Qc7 29.Rc7 Ra6 30.Nf4 Rea8 31.Rac1 Ra5 32.e4 g5 33.e5?? Ne4?? 34.Nh5 Kf8 35.f3 Nd2 36.Nf6 (36...Nb3 37.Rc8 Kg7 38.R1c6+–; 36.Rc8 Rc8 37.Rc8 Ke7+–) 1–0. radica – WilliamCarlos, Live Game Caissa's Web, 2004.

9.Nc3 Qe7 10.h3 Be6 11.d4 Ba5 12.d5 Bc3 13.dc6? Bb2–+ 14.cb7? Rab8 15.Rb1 Rb7 16.c3 Ba2 17.Rb2 Rb2 18.Bd3 Reb8 19.Qa1 Ne4 20.Nd4 Nf2 21.Nc6 Qe3 22.Nb8 Nd3 23.Kh2 Re2 (23...Re2 24.Rf5 Nf4 25.Kh1 Rg2 26.Rh5 Qg3 27.Qa2 Rg1#; 23...Rg2 24.Kg2 Bd5 25.Kh2 Qe5 26.Rf4 Qf4 27.Kg1 Qf2#) 0–1. Trkn – Ggeorge, itsyourturn.com, 2000.

9.c4 d5 10.h3 Be6 11.cd5 Nd5 12.Bb5 =+.

9.c4 Qe7 10.a3 Ba5 =.

9.c4 Qe7 10.Nc3 Rad8 11.Ne1 Be2 12.Ne2 d5 13.cd5 Rd5 14.Nc3 Rdd8 15.Qc2 a6 16.f4? Ne4! 17.Nf3? (17.Rd1 Nd2 18.Rd2 Qe3 19.Rdf2 Nd4 A) 20.Qd2 Nf3 21.Nf3 Rd2 22.Nd2 Bc3 23.Nc4 Qd4 24.Bc3 Qc3 (24...Qc4 25.Rf3 Qa2 26.Rg3 g6 27.f5) 25.Ne5 Rd8 26.Nf3 Qc5; B) 20.Qc1 Qc1 21.Bc1 Bc3 22.Nf3 (22.Nd3? Ne2) 22...Nf3 23.Rf3 Bd4 24.Kh1 Bb6; C) 20.Qb1 Bc3 21.Bc3 Ne2 22.Kh1 Nc3 23.Qb7 Qe1; D) 20.Qd3 Nf3 21.gf3 Rd3 22.Nd3 Qd3 23.Rd1 Qc4 24.Rc2 Qf4; 17.Nd3 Ba5; 17.a3 Ba5; 17.Bc1 Nc3 18.dc3 Bc5 19.Rf3 Rd6 20.Nd3 (20.f5 Ne5 21.Rh3 h6) 20...Qe4 21.Ne1 Rde6) 17...Nd2 18.Nd2 (18.Rfe1 Ne4) 18...Qe3 19.Rf2 Nd4! 20.Qa4 (20.Qc1 Bc3) 20...Bc3 21.Bc3 (21.Nc4 Ne2 22.Kf1 Ng3 23.Kg1 (23.hg3 Qe1) 23...Qe1! 24.Rf1 (24.Re1 Re1 25.Rf1 Rf1#) 24...Ne2 25.Kh1 Qh4) 21...Qc3 22.Rd1 b5 0–1. Ranby – Wong, corr 3GMM–23 1994–96 (Ranby).

9.c4 Bf3 10.Bf3+= Rb8 11.a3 Ba5 12.Nc3 Bc3 13.Bc3 Qd7 (better is 13...Ne5!?=) 14.Bf6+/– gf6 15.Bg4 Qe7 (15...f5!? 16.Bh3 Qe6+/–) 16.Bf5 Qf8 17.Bd7 Re7 18.Bf5 Re5 (18...Ree8 19.d4 Ne7+/–) 19.Qc2 Qg7 20.d4 Ra5 21.d5 (21.Be4 Ne7+/–) 21...Ne7 22.f4 (22.Be4 Rc5+/–) 22...b5 23.cb5 Rab5 24.Be4 Rb2? (better is 24...f5!? 25.Bf3 R8b7+=) 25.Qc7+– Nc8 (25...f5 26.Bf3 Ng6 27.Qa7 Nh4+/–) 26.Rfb1 Rb1 27.Rb1 Rb1 28.Bb1 Qf8 29.Bf5 Ne7 30.Qd6?? Nf5+= 31.Qf6 Ne3 32.d6 Qb8 33.d7?? Qb1–+ 34.Kf2 Ng4 35.Kg3 Nf6 36.d8Q Kg7 37.Qd4 Kg6 38.Qa7 Qe1 39.Qf2 Ne4 (39...Ne4 40.Kg4 f5 41.Kh3 Nf2 42.Kh4 Qe7 43.Kg3 Qe3 44.Kh4 Qf4 45.g4 Qg4#) 0–1. Neumann,Frank (1650) – Henkel,Ute (1625), RSS5E NoEngine–43, 2008.

9.d4 a6 10.c4 Ba5 11.Nbd2 Bb6 12.Qc2 Qe7 13.a3 h6 14.h3+= Bh5 15.Bd3 Bf3 16.Nf3 Nb8 17.Rac1 Nbd7 18.Ba1 Rab8 19.Rfd1 c6 20.Bf5 d5 21.Ne5 Nf8 22.cd5+/– Nd5 23.e4 Nf4 24.d5 cd5= 25.ed5 Rbd8 26.d6 Qg5–/+ 27.Bg4 h5 28.Qf5? Qf5–+ 29.Bf5 Ne2 30.Kf1 Nc1 31.Nc4? Bf2 32.Kf2 Ne2?? 33.d7 Re7 34.Re1 g6?? 35.Bf6+– Red7 36.Bd7 Rd7 37.Re2 Ne6 38.Rd2 Rc7 39.Ne3 Rc5 40.Nf1?? g5?? 41.Ng3+– h4 42.Ne4 Rc4 43.Ke3 Ra4 44.Rd3 Nf4 45.Ng5?? Nd3= (45...Nd3 46.Kd3 Ra3 47.Ke2 Ra2 48.Kf3 b5–/+) 0–1. Makowski,Zbigniew – Kozdra, Szczecin, 1982.

9.d4 Qe7 10.Nbd2 Rad8 11.c3= Ba5 12.Nc4 Bb6 13.Nb6 ab6 14.Re1 Na5 15.Qc2 Ra8 16.c4 d5 17.cd5 Nd5 18.a3 Nc6 19.h3 Bh5 20.Qf5 Nf6 21.Bb5 Bg6 22.Qf4 Red8 23.Nh4 Na5 24.Ng6+/– hg6 25.a4 c6+= 26.Ba3 Qe6 27.Bf1 Nb3=+ 28.Rab1 Nd5 29.Qh4= Nc3 30.d5 Qd5 31.Bc4 Ra4 32.Bd5 Rh4 33.Bb3 Nb1 34.Be7 Rd3 35.Rb1 Rh5= 36.Bc2 Rd2 37.Bd1 Re5 38.Bh4 c5 39.Bf3 c4 40.Kf1 b5 41.Bb7 c3 42.Ke1 Rb2 43.Rc1=+ b4 44.Bg3 Re7 45.Bd5 Rd2 46.Bd6 Ra7 47.Bb4 Rd5=+ 48.Bc3 Ra2 49.Bd4 g5 50.g4 f5 51.Rc8= Kh7 52.Rc7 f4 53.Bg7 f3 54.Bd4 Kg6 55.Rg7 Kh6 56.Rf7 Rb5–/+ 57.Rf6 Kh7 58.Rb6 Rb6 59.Bb6 Re2 60.Kd1 Rf2 61.Bd8?? Kg6 62.h4?? Rh2 63.Ke1?? gh4 (63...gh4 64.Kf1 h3–+) 0–1. Althoff,Christoph – Olbrich,Joachim (2310), Oberhausen op 5th, 1999.

7.Be2 Bf5

8.0–0 a6 9.d4 Ne4 10.Nbd2 Re8 11.Ne4 Be4 12.d5 Ne7?? 13.c4?? Bc5 14.Nd2 Bg6 15.e4 c6 16.Bh5 Bh5 17.Qh5 Ng6 18.Rfe1?? Bb4 19.dc6? Bd2–+ 20.Red1 Bh6 21.cb7–/+ Rb8 22.Qd5 Rb7?? 23.Qb7+– Qc8 24.Qd5 Ne5? 25.Rac1! Bc1 26.Rc1 Qc7 27.Qd4 f6 28.Qd5 Kf8 29.c5+– dc5 30.Rc5 Qb6?? 31.Qd4 Nd3?? 32.Rc2 Qd4= 33.Bd4 Re4 34.Be3 Nb4 35.Rc8 Kf7=+ 36.Ra8 Na2 37.Ra6= Nb4 38.Ra4 f5 39.Bd2 Nd5 40.Re4 fe4 41.Kf1 Kf6 42.Ke2 Kf5 ½–½. gtate (2005) – steve (1920), net–chess.com, 2004.

8.0–0 d5 9.d4 Ne4 10.c3 Ba5 (10...Bd6 11.c4=) 11.Qc1 Ne7 12.Nbd2 c6 13.Ne4 Be4 14.Nd2 Bg6 15.a4 Re8 16.Nf3 (16.c4 Bf5=) 16...Bc7 17.Qd2 Nf5 18.c4 dc4 19.Bc4 Nd6 20.Bd3 Ne4 21.Qc2 Rb8 (21...Ng5 22.Nd2=) 22.Rad1 (22.Ne5 Qd5+=) 22...Qe7 23.Ne5 Be5 24.de5 f5 (better is 24...Qc5!?=) 25.ef6!+/– gf6 (25...Nf6 26.Bg6 Pinning (26.Bg6 Deflection); 25...gf6 26.f3 Combination) 26.f3+– Nc5 27.Bg6 hg6 28.Qg6 Qg7 29.Qf5 (better is 29.Qc2 Ne6 30.Qf5+–) 29...Na4?? (better is 29...Qg5 30.Qc2 b6+–) 30.Qd7 (better is 30.Bf6 Qh7 31.Qg4 Kf8 32.Rd7+–) 30...Qg5 1–0. Franke,Roland (2010) – Fritsch,Juergen (1950), Sibenik CRO, Euro Senior Team Ch, 2014.

8.0–0 Ne5 9.Ne5 de5 10.Be5 Ne4 11.d3+/– Ng5 12.Bg4 Bg6 13.Nd2 Qd5 14.Bg3 Bc3 15.Rb1 Be5? 16.f4 Bf4 17.Bf4 Ne6 18.Be6 Qe6 19.Nc4 Qa6 20.a3 b5 21.Ne5 Qa3 22.Rb5 Rab8 23.Rb8 Rb8 24.Ng6 hg6 25.Bc7 Rb2 26.Be5 Ra2 27.c4 (27.c4 Qe7 28.Qb3+–) 1–0. AbstractPoetic – raven225, internet, 2007.

8.0–0 Qe7 9.d3 Rfe8 10.Nbd2 Nd7 11.Nb3 Nde5 12.Nfd4 Nd4 13.Nd4 Bg6 14.Rb1 c5 15.Nb3 Nc6 16.Bf3 Qc7 17.Bc6 bc6 (17...Qc6? 18.a3+–) 18.Qf3 Rac8 (better is 18...c4!? 19.Qf4 cb3 20.Qb4 ba2=) 19.Qg4 Ba5 20.h4 h5 21.Qg3 Rcd8? (better is 21...Bb6+=) 22.f4+– d5 23.Na5 d4 24.Nc4 Bh7 (24...Bf5 25.a3+–) 25.Qg5 Rd5 26.f5 g6 27.e4 Rdd8 28.f6 Kh8 29.Ba3 Qc8 30.Bc5 Qe6 31.Rb7 1–0. Pitynski,Pawel – Tracz,Marcelina, Wakacyjny turniej weekendowy w KKSz Poland, 2008.

8.a3 Ba5 9.0–0 Re8 10.d4 d5 11.c4 Be6 12.cd5 Bd5 13.Nc3 Ne4 14.Nd5+= Qd5 15.Qc2 Nd6 16.Bd3 h5 17.Rfd1 Ne7 18.Ne5 c6+/– 19.e4 Qe6 20.f4 f5+= 21.ef5 Nef5 22.Qe2 Qh6 23.Rf1 Bb6 24.Bf5 Nf5= 25.Qe4 Qf6 26.Kh1 Rad8 27.Rad1 Nd6 28.Qf3= Qf5 29.d5 c5 30.Qc3 Nb5 31.Qc4 Nd6 ½–½. Kreuzer,Uwe – Schmitt,R, Vereinsmeisterschaft, 1981.

8.0–0 Re8

9.a3 Ba5 10.d3 d5 11.Nbd2 Qe7 12.Nb3 Bb6 13.Nfd4 Nd4 14.Nd4 Bg6 15.Bf3 c6 16.Re1 Rad8 17.Ne2 Bc7 18.Nf4 Bf5 19.g3 Ba5 ½–½. De Visser,Arno – Cliteur, Hoogoven, 1999.

9.c3 Ba5 =.

9.c4 d5 10.d4 =.

9.c4 d5 10.cd5 Nd5 11.Nc3 =+.

9.c4 Ne5 10.Qb3 Ba5 11.Nd4 =.

9.c4 Ne5 10.Nd4 Bg4!? 11.Qb3 Bc5 =.

9.c4 Ne5 10.Nd4 Bg6 11.Qb3 Bc5= 12.Nc2 Be4 13.d4+= Bd4? 14.ed4 Ng6 15.Nc3 Bg2 16.Kg2 Nf4 17.Kf3 Ne2? 18.Ne2 Qe7 19.Qd3 Qe6 20.Rg1 d5 21.Nf4 Qc6 22.Nb4 Qc4 23.Qc4 dc4 1–0. Kucharkowski,Jens – Teich, Freital, 1982.

9.c4 Ne5 10.Nd4 Bg6 11.f4+= Bb1 12.fe5+/– de5 13.Rb1 ed4 14.Bd4 Be7 15.Rb7 Qc8 16.Bf3 c6 17.Qb3 Qe6 18.Rc7 Rec8 19.Rc8 Qc8 20.Qa4 Qc7 21.Bc6 Rd8 22.Bf6 Bf6 23.Bd5 a5 24.Qd1 Qe7 25.Qc2 Rc8 26.Rb1 g6 27.Qa4 (27.Qa4 Rc5 28.Qb3+–) 1–0. pierre – NN, chessworld.net, 2006.

9.c4 Qe7 10.Nc3 Ne5 11.d4 Nf3 12.Bf3 Ne4?? 13.Nd5+– Qe6 14.Nb4 Qc4 15.a3 a5 16.Rc1 Qb5 17.Be2 Qd7 18.Nd5 Rac8 19.Bd3 Qe6 20.Nc7 Qg6 21.Ne8 Re8 22.Bb5 Rd8 23.f3 Nf6 24.Qd2 Nh5 25.Qa5 Rf8 26.Rc7 Bh3 27.Rf2 f5 28.Bc4 Kh8 29.Bf7! (29.Bf7 Qg5 30.Bh5 Qh5 31.d5+–) 1–0. Machete99 (2225) – ipiti (1770), ICC, 2002.

7.Be2 Bg4

8.0–0 a6 9.a3 Bc5 10.Nc3 b5 11.h3 Bf5 12.d4 Bb6 13.Bd3 Bd3 14.Qd3 Ne7 15.Ne2 c6 16.c4 bc4 17.Qc4 d5 18.Qc2 Ne4 19.Bc3 Nc3 20.Nc3 Qd7 21.Ne5 Qd6 22.Na4 Bc7 23.Rfc1 f6 24.Nc6 Nc6 25.Qc6+– Qc6 26.Rc6 Rfc8 27.Rac1 Ra7 28.Nb6 (28...Rb8 29.Nd5+– (29.Rc7?! Rc7 30.Rc7 Rb6+–)) 1–0. HFlew – hal1958, ACL–T055 playchess.de, 2003.

8.0–0 a6 9.d4 Ba5 10.Nbd2 Qe7 11.c4 Bb6 12.Rc1 Nd7 13.Re1 Rfe8 14.Nb3 Rac8 15.Qd2 a5 16.a4 Nb4 17.h3 Bh5 18.Ba3 c5 19.d5 Bf3 20.Bf3 Ne5 21.Be2 Qd7 22.Bb4 cb4 23.Nd4 Bd4 24.ed4 Ng6 25.Qc2 b6? 26.Bg4+– Qc7 27.Bc8 Qc8 28.Re4 (28...Re4 29.Qe4+–) 1–0. Redmike – rondino, HCL–T062 playchess.de, 2003.

8.0–0 Re8 9.c4 Ba5 ½–½. Benes,Petr – Pokorny,Petr, 1.CNL, 2000.

8.0–0 Re8 9.d3 Qe7 10.c3 Bc5 11.c4 Rad8 12.Nc3 d5 13.cd5 Nd5 14.Nd5 Rd5 15.Qb3 Qd6 16.d4 Bb6 ½–½. Woelfelschneider,Peter – Auburger,Kirstin, ST–03 ETC, 2005.

8.a3 Ba5 9.0–0 Re8 =.

8.a3 Ba5 9.c4 d5 10.0–0 dc4 11.Bc4 Qd6 12.d4 Ne7 13.Nbd2 Bd2 14.Qd2 Ne4 15.Qd3 Bf3 16.gf3 Ng5 17.f4 Nf3 18.Kg2 Nh4 19.Kh1 Qh6 20.Rg1+= Nf3 21.Rg2 Qh3 22.d5 Ng6 23.d6 cd6 24.Qc3 Qh6= 25.e4 Nfh4 26.Rg4 Rac8 27.Qb3 Nf3=+ 28.Qf3 Rc4 29.Rag1 Re8 30.e5? de5–/+ 31.Qb7 Rf4 32.Bc1= Qh3 33.Bf4 ef4 34.Qb5 Qf3 35.R4g2 Re5?? 36.Qb8+– (36.Qb8 Re8 37.Qe8 Nf8 38.Qa4+–) 1–0. Kreuzer,Uwe – Bubenhofer, Baden–Baden GER, 1990.

8.a3 Ba5 9.c4 Bf3 10.Bf3 Ne5 11.Be2 c5 12.0–0 Re8 13.f4 Nc6 14.Bf3 Rc8 15.Nc3 Bc3 16.Bc3 Qe7 17.Rb1+/– Ne4 18.Be4 Qe4 19.Rb7 Qc4 20.Qg4 Ne5 21.Qg3 Qa6 22.Rf7! Kf7 23.fe5 Kg8 24.ed6 (24.ed6 Qb7 25.Bg7 Qg7 26.Qg7 Kg7 27.d7+–) 1–0. Grott,Peter – Vetter,Udo, DESC, 2001.

8.h3 Bh5 9.0–0 Re8 10.d3 Ne5 11.Nbd2 Nf3 12.Nf3 Qd7 13.c4 c6 14.Nd4 Be2 15.Qe2 Bc5 16.Qf3+= Qe7 17.Nf5+/– Qe6 18.Nh6 Kf8 19.Bf6 Qf6 20.Qf6 gf6 21.Nf5 Re5 22.g4 Rae8 23.Kg2 d5 24.d4+– Rf5 25.gf5 Bd6 26.cd5 cd5 27.Rab1 b6 28.Rfc1 Re7 29.Rc6 Rd7 30.Kf3 Kg7 31.Rb5 Ba3 32.Rb3 Bf8 33.a4 Kh6 34.Kg4 Bd6 35.Rb5 Ba3 36.Rf6 Kg7 37.Rc6 Rd6 38.Rd6 Bd6 39.Rd5 (39.Rd5 Bb4 40.Rd7+–) 1–0. Fredek (2090) – Guest152903, Freundschaftspartie, 5m + 0s, 2005.

8.0–0 d5

9.a4 Bd6 10.c4 dc4=+ 11.Bc4 Ne5 12.Be2 Nf3 13.Bf3 Bf3 14.Qf3 Re8 15.d4 c5 16.dc5+= Bc5 17.Na3 Be7 18.Nc4 Qc7 19.Ne5 Bd6= 20.Ng4 Ng4–/+ 21.Qg4 g6 22.g3 Bf8 23.Bf6 Bg7 24.Qg5 Bf6= 25.Qf6 Qe7 26.Qd4 b6 27.a5 b5 28.Qd5 a6 29.Rac1 Red8 30.Qf3 Rac8 31.Rcd1 Qb4 32.Rd5 Qa5 33.Rfd1 Rd5 34.Qd5 Qa4 35.Qd7 Qc4 36.Ra1 b4 37.Qa4 Qc3 38.Qa6–/+ b3 39.Rf1 b2 (39...b2 40.Rb1 Qc1 41.Kg2 Rc2 (41...Qb1?! 42.Qc8 Kg7 43.Qc3 Kh6 44.Qc4–/+) 42.Rb2 Qb2 43.Qa8 Kg7–+; better is 39...Qc1!–+) 0–1. metal – Gcenter, caissa.com, 2007.

9.a4 Re8 10.Nc3 =+.

9.c3 Bd6 10.d4 Na5 11.h3 Bf3 12.Bf3 Nc4 13.Bc1 Re8 14.Nd2=+ Nd2 15.Bd2 c6 16.Rb1 b5–/+ 17.a4 a6 18.Qc2 Bc7 19.Rfe1 Qd6 20.g3 Ne4 21.Kg2? Ng3!–+ 22.Rg1 Ne4 23.Kf1 Qh2 24.Bg2 Re6 25.Be1 Rf6?? 26.Be4–/+ de4 27.Qe4 Qh3 28.Ke2 Re6 29.Qg4–/+ Qg4 30.Rg4 f5 31.Rg5 f4 32.Bd2 Rae8 33.ab5 ab5 34.Rbg1 g6–/+ 35.R5g4 Bd6 36.Kd3=+ fe3 37.fe3 c5 38.d5? Rf6 39.e4 Rf3 40.Ke2 Ref8 41.R1g2? Be5–/+ 42.Be3 c4–+ 43.Bc5 R8f4 44.Rf4 Rf4–+ 45.Ke3 Rf7?? 46.Bb4 Rf1 47.d6 Rd1 48.Rb2 Rd3–/+ 49.Ke2 Kf7 50.Ba5 Bd6–+ 51.Rb5 Ke6 52.Rb7? h5–+ 53.Rg7 Kf6 54.Rh7 Be5 55.Rh8 Bc3 56.Bc7 Bd4 57.Rd8 Re3 58.Kd2 Re4 59.Rd6 Kf5 60.Rc6 h4 61.Rc4 Be3 62.Kd3 Rc4 63.Kc4 Ke4 64.Kc3 g5 65.Kc2 Kf3 66.Kd3 Bf4 67.Bb6 h3 0–1. kostovist – taiger (1735), internet, 2006.

9.d3 Re8 10.Nbd2 Bd6 11.Rb1 b6 12.c4 Ne5 13.cd5 Nd5 14.Ne4 Nf3 15.Bf3+= Bf3 16.Qf3 Be7 17.Ng3 Bf6 18.d4 Ne7 19.Rfd1+/– Qd5 20.e4 Qb7 21.Nh5+– Bg5 22.Qg4 Bh6 23.Nf6 Kf8 24.Nh7 (24.Nh7 Kg8 25.Nf6 Kh8 26.Ne8 Re8 27.d5+–; 24.Ne8?! Re8 25.d5 Ng6+–) 1–0. marekt – nogalo, internet, 2005.

9.d4 Ne4 10.c4 dc4 11.Bc4 Qf6 12.h3 Bf3 13.Qf3+= Qf3 14.gf3 Ng5 15.d5 Nf3 16.Kg2=+ Nce5 17.Be2 Nh4 18.Kg3 Nhg6 19.f4 Nd7 20.Ba3 Ba3–/+ 21.Na3 Rfe8 22.Rf3? a6 23.Rc1–/+ Rac8 24.Nc4 Nf6–+ 25.Rd1 Ne4 26.Kg4 f5! 27.Kf5 Nh4 28.Kg4–/+ Nf3 29.Bf3?? Nf2–+ (29...Nf2 30.Kh4 Nd1 31.Bd1 Re4–+) 0–1. Zimmer – Recknagel, corr, 1985.

9.d4 Ne4 10.Ne5 Be6 (10...Be2 11.Qe2 Qe7 12.Nf3=) 11.f3= Nd6 12.c3 Ba5 13.Nd2?? (better is 13.Qa4 and White hangs on 13...Bb6 14.Nc6 bc6 15.Qc6=) 13...Ne5–+ 14.de5 Nf5 15.Qa4 (better is 15.Rf2–/+) 15...Bb6–+ 16.Kh1 Be3 (better is 16...Bd7 might be the shorter path 17.Qb4 Ne3–+) 17.Nb3?? leading to a quick end (better is 17.Rfd1–/+) 17...Bd7–+ 18.Qb4 a5! and the rest is history 19.Na5 Ra5! 20.Qa5 Qh4 21.g4 Ng3 22.Kg2–+ Ne2 23.Qc7 Nf4 24.Kh1–+ Qh3 (24...Qh3 25.Rf2 Bf2 26.Rg1 Qf3 27.Rg2 Qg2) 0–1. Wiszniowski,Eugeniusz – Szewczyk,Mariusz (2095), Milanowek–ch Poland, 2000.

6.Nf3 Ne4

7.Bb5 a6 8.Bc6 dc6 9.0–0 Bg4 10.h3 Bf3 11.Qf3 Ng5 12.Qg4 Qe7 13.f4 Ne6 14.f5 h5 15.Qh5 Qg5 16.Qe2 Nc5 17.Rf4 Rfe8 18.Qf3 Ba5 19.Rg4 Qd8 20.Rg7 Kf8 21.Qh5 Ke7 22.Qf7 Kd6 23.Rg6 Ne6 24.Re6 Kc5 25.Bd4 Qd4 26.ed4 Kb6 27.Re8 Re8 28.Qe8 Ka7 29.c3 c5 30.f6 cd4 31.f7 dc3 32.f8Q c2 33.Qa8 Kb6 34.Qf2 c5 35.Qf6 Kb5 36.Qb7 Bb6 37.Qfb6 Kc4 38.Qe4# 1–0. GLChess210 – Freyr1024, computer chess game, 2000.

7.Bd3 d5 8.c3 Bd6 9.0–0 Bg4 10.Qc2 Bf3 11.gf3 Ng5 12.Kg2 Ne5 13.Be2 Ng6 14.f4 Ne4 15.d3 Nf6 16.Nd2 c5 17.c4 d4 18.e4 Nf4 19.Kf3 N4h5 20.Bd1 Bh2 21.Ke2 Nf4 22.Ke1 Ng2 23.Ke2 Nf4 24.Kf3 Nh3 25.Rh1 Ng5 26.Kg2 Bf4 27.Nf3 Nf3 28.Bf3 Qd7 29.Rh3 g6 30.Rah1 Nh5 31.Bh5 gh5 32.Rh5 Qg4 33.Kf1 Kg7 34.Rh7 Kf6 35.Qe2 Qg5 36.R7h6 Ke7 37.e5 Rg8 38.e6 Qg2 39.Ke1 Bg3 40.ef7 (time, 1–0). Jonus – Fiesta Chess, ICC, 1998.

6.Nf3 Be7

7.Be2 d5 8.0–0 Bd6 9.c4 dc4 10.Bc4 Bg4 11.d4 Qd7 12.Nbd2 Qf5 13.h3 Bh3 14.gh3+/– Qh3 15.Re1 Ng4 16.Nf1 Qh6 17.e4 Rad8 18.a3 Qh3 19.Qd3 Bc5 20.Qb3 Rd6 21.Bf7! Kh8?? 22.dc5 Rh6 23.Ng3 Nce5 24.Be5 Ne5 25.Ne5 Qh2 26.Kf1 Rf6 27.Ra2 a5 28.Rd2 a4 29.Qe3 (29.Qe3 b5 30.Red1 R6f7 31.Nf7 Kg8 32.Ne5 Qh3 33.Kg1+–) 1–0. pierre – The Black Bishop, ChessWorld.net, 2005.

7.Be2 d6 8.0–0 Bf5 9.d3 Re8 10.Nbd2 b5 11.Nb3 a6 12.Nbd4 Nd4 13.Nd4 Bd7 14.Bf3 d5 15.e4 c5 16.Nf5 Bf5 17.ef5 Qd7 18.g4 h6 19.c4 Rad8 20.cb5 ab5 21.Rb1 d4 22.Bc1 c4 23.dc4 bc4 24.Rb7 Qd6 25.Qa4 c3 26.Qb3 Rb8 27.Re1? Rb7–+ 28.Qb7 d3 29.g5 d2 30.Bd2 cd2 31.Rd1 Bd8 32.gf6 Re1 33.Kg2 Bc7 (34.Qc7 Qc7 35.Rd2 Qf4 36.Rd8 Kh7–+; 33...Bf6?! 34.Bd5 Qd5 35.Qd5 Rd1 36.a4=) 0–1. Hoelldorfer,August – Miller,Peter (1665), Afro op Augsburg, 1998.

7.Be2 d6 8.Nc3 =.

7.Be2 h6 8.0–0 d5 9.d4 Be6 10.Nbd2 Bd6 11.c4 dc4 12.Nc4 Bc4 13.Bc4+= Ne7 14.Qb3 Rb8 15.a4 a6 16.Ba3 Nc6 17.Qc2 Ba3 18.Ra3 Nb4 19.Qd2 Qe7 20.Rb3 Nc6 21.Bd3 Rfd8 22.Rfb1+/– Na5?? 23.R3b2 Qd6?? 24.Rc1 Nc6+= 25.Bb1 Rd7 26.Qc3 Nd5 27.Qc2 g6 28.Qc4 Kg7 29.h3 Na5 30.Qc5+/– Qc5 31.Rc5+– b5 32.Ne5 Rd6 33.e4 Nb6+/– 34.Rc7 Na4 35.Rf7+– Kg8 36.Rb4 Nc3+/– 37.Rd7 Rd7= 38.Nd7 (38.Nd7 Rd8 39.Ne5 Nb1 40.Rb1 Rd4 41.f3=). Edling,Karlheinz – Fohler,Franz, Waldshut, 2002.

6.Nf3 Re8

7.a3 Be7 8.Bd3 =.

7.a3 Be7 8.d4 d5=+ 9.Bb5 a6 10.Bd3 Bd6 11.Nc3 b5 12.0–0 Rb8 13.Re1 Bg4 14.h3 Bh5 15.g4 Bg6 16.Bg6 fg6 17.Rb1 Qd7 18.g5 Ne4 19.Kg2 Qf5–+ 20.Rh1 Rf8 21.Qe2 Rf7 (21...Rf7 22.Nh4 Qg5 23.Qg4 Rf2 24.Kg1 Qe3 25.Ne4 Rf4 26.Kg2 Qe4 27.Nf3 Qc2 28.Kg1 Qb1 29.Kf2 Qb2 30.Kg1 Nd4 31.Qe6 Ne6 32.Rh2 Qa3 33.Rf2 Bc5 34.Kg2 Bf2 35.Ne5 Qg3 36.Kf1 Ba7 37.Ke2 Rf2 38.Kd1 Qg1#) 0–1. Valica,Slavo – Vetter,Udo, TT, 2005.

7.a3 Be7 8.d4 d5 9.Bd3 Bd6 10.0–0 Bg4=+ 11.h3 Bh5 12.c4 dc4 13.Bc4 Ne4 14.Nc3 Ng5 15.Be2 Nf3 16.Bf3 Bf3 17.Qf3 Na5 18.Rab1 Rb8 19.a4 Nc4 (19...Nc4 20.Rfd1 Qd7=). lasker (2080) – Ordinary Day (2165), internet, 2007.

7.a3 Be7 8.Be2 d5 =.

7.a3 Bf8 8.Be2= d5 9.0–0 Bf5 10.d3 Qd7 11.Nbd2 h6 12.Re1 Rad8 13.Nd4 Nd4= 14.Bd4 Be7 15.Rb1 b6 16.Bb2 c5 17.Nf3 Bh7 18.Qc1 Qa4 19.h3 Nd7 20.c4 dc4–/+ 21.dc4 Bb1–+ 22.Qb1 Bf6 23.Be5?? Ne5 (23...Ne5 24.Qa2 Nf3 25.Bf3 Rd3–+) 0–1. uno (1780) – StanKubi (2145), ICC, 2003.

7.Bb5 a6=+ 8.Ba4 b5 9.Bb3 Bb7 10.0–0 d5 11.a3 Bf8 12.d3 Ne7 13.Nbd2 c5 14.Bf6 Qd6?? 15.Be5+– Qc6 16.Bb2 Ng6 17.Re1?? c4+/– 18.dc4 dc4+= 19.Bc4 bc4 20.Qe2?? c3–+ 21.Bc1 cd2 22.Qd2 Ne5 23.Qe2 Nf3 24.Qf3 Qf3 25.gf3 (25.gf3 Bf3 26.Bb2–+). 73DADDELDU37 – Pinocchio@, mySchach.de, 2005.

7.c4 Na5 (7...d5!? 8.cd5 Qd5+=) 8.Be2 Bd6 9.0–0 b6 10.d3 Bb7 11.Nc3 a6 12.a4 Nc6 13.d4 Rb8 14.d5 Ne5 (14...Nb4 15.Qd2=) 15.Qc2 (15.Nd4 Bc5+=) 15...c6= 16.Rfd1 cd5 17.cd5 Nf3 (17...Qc7 18.h3=) 18.Bf3 (worse is 18.gf3 Qc7 19.Rac1 Bh2 20.Kf1 Be5+=) 18...Rc8 19.Qd3 (19.Rac1 Qc7 20.g3 Qc4+=) 19...Be5= 20.Rab1 Rc5 21.e4 (21.g3 Bc3 22.Bc3 Nd5+=) 21...d6 (21...Qc7!? 22.Ne2 Bh2 23.Kh1 Be5=) 22.Ne2= Qc7 (22...Bb2 23.Rb2 Nd7 24.Nd4=) 23.Be5+= Re5 24.Rbc1 (24.Rdc1 Re8+=) 24...a5 (24...Re8 25.Rc5 bc5 26.Nc3=) 25.Rc5 dc5 (25...bc5!? 26.Rb1 c4+=) 26.Rc1 Qd6 27.Nc3 Bc8 28.Be2 Bg4? (better is 28...Re8!? 29.g3 g5+/–) 29.f3+– Bd7? (better is 29...Rh5 30.g3 Bh3+–) 30.f4 Ng4 (30...c4 31.Qd4 Qa3+–) 31.Bg4 (31.Bg4 Re8 32.e5+–) 1–0. Wilke,Hans Peter – Dittrich,Hans Heinrich, Berlin GER, Lichtenberger Sommer, 2014.

7.c4 Nd5 8.Be2?? (8.cd5 Ne7+–) 8...Qe7?? 9.0–0 Bd6?? 10.Bd3 Nb8?? 11.Nh4 Qe4?? 12.Bc2 Qf5 13.Bf5 g6 14.Bd3 Nb6 15.Bc3 Nd5 16.Bg7 Re6 17.c5 Be5 18.Ba6 Nb4 19.Bb5 Re8 20.Bc4 d5 (20...Kg7 21.d4 d5+–) 1–0. Zednik,Martin – Plock,Joerg, Orang Utan Invitational, 2002.

7.c4 Bf8 8.Be2 g6 9.0–0 Bg7 10.d4 (withdraw) 1–0. Kreuzer – Lorenz, corr–cp 1982.

7.Bc4 Na5 8.Bb3 Nb3 9.ab3 d5 10.0–0 Bg4 11.Re1 Ne4 12.c3 Bd6 13.d3 Nc5 14.b4 Bf3 15.Qf3 (15.gf3!? Qg5 16.Kf1–+) 15...Nd3–+ 16.Re2 Qh4 17.g3 Qe4 18.Qe4 de4 (18...Re4?! 19.Rd2 Nb2 20.Rb2–/+) 19.Nd2?! (19.Rd2–+) 19...Nb2 0–1. stameni – charmedones (1995), gameknot.com, 2014.

7.Bc4 d5 8.Bb5 Bd7 9.0–0 a6 10.Bd3 h6 11.a3 Bd6 12.c4 Ne5 13.Ne5 Be5 14.Be5 Re5 15.f4 Re8 16.Nc3 c6 17.cd5 cd5 18.a4 Bc6 19.Ne2 Ne4 20.Nd4 Qd7 21.Qh5 Nd2 22.Bf5 Qe7 23.Rf2 Qe3 24.h3 Ne4 25.Be4 Qd4 26.Rd1 Qe4 27.f5 Re5 28.Rdf1 d4 29.Qg4 Qg4 30.hg4 Re4 31.Rf4 Rae8 32.a5 d3 33.Re4 Re4 0–1. Mear,D – McKay,R, Newcastle, 1998.

7.Bc4 d6 8.h3 Bf5 9.0–0 d5 10.Bb3 Ne4 11.d3 Nf6 12.a3 Bc5 13.d4 Bd6 14.Nbd2 Qd7 (14...Na5 15.Ba2+=) 15.Nh4 Ne7 16.Nf5 Qf5 17.Qf3 c6 18.c4 dc4 19.Bc4 Qg5?? (better is 19...Qc2 20.Bc1 Ned5=) 20.Ne4+– Nf5?? (20...Ne4 21.Bf7 Kh8 22.Be8 Nd2 23.Qf8 Ng8 24.Qd6 Re8+–) 21.Ng5 Nh6 22.d5 cd5 23.Bd5 Nd5 24.Qd5 Red8 25.Qb3 b6 26.Rfd1 Be7 27.Rd8 Rd8 28.Bd4 (28.Bd4 Bg5 29.Rc1+–) 1–0. Pruk,Mateusz – Mis,Adrian, Eliminacje do MPJ–2012 i XVIII OOM. (Poland), 2011.

7.Bd3? d5 8.0–0 Bg4 9.Be2 Qe7 10.Nd4 Be2 11.Ne2 Ne5 12.d3 Bd6 13.Ng3 Ng6 14.Nf5 Qe6 15.Nd6 Qd6 16.Nd2? Rad8 17.a4 Ne5 18.Nf3 Nfd7 19.Nd4 c6 20.Qh5 Qg6 21.Qh3 Qg4?? 22.Qg4 Ng4 23.Nf5 Ngf6? 24.Nd6 Re6 25.Bf6 Rf6 26.Nb7 Rb8 27.Rab1 c5 28.Rb5 Rb6 29.Nc5 Rb5 30.Nd7 Rb4 31.Nb8 Rb8 32.g3 Rb4 33.Ra1 Rb2 34.a5? Rc2 35.Rb1 g5 36.Rb7 d4 37.Ra7 Rc6 38.a6 Rc3 39.Ra8 Kg7 1–0 (65). Finenko – Budzinsky, SU 1990.

7.Be2 a6 8.c4 d6 (8...d5 9.cd5 Nd5 10.Nc3+=) 9.0–0 Bg4 (9...Bf5 10.Nc3=) 10.a3= Ba5 11.d4 (11.Nc3 Bc3 12.Bc3 Ne4=) 11...Ne7 (11...Ne4 12.Qc2=) 12.Nbd2 Ng6 (12...Bd2 13.Qd2 Nf5 14.h3=) 13.Qc2 (13.h3 Bf5+=) 13...c6 (13...Bd2!? 14.Qd2 Ne4=) 14.h3+= Bd7 (14...Bf3 15.Nf3 (worse is 15.Bf3 Bd2 16.Qd2 Nh4+=; 15.gf3? Qd7 16.Bc3 Bc3 17.Qc3 Qh3–+) 15...Ne4 16.Bd3+=) 15.Bd3 d5 16.Bf5 (better is 16.c5!?+=) 16...Bd2 17.Bd7 Qd7 18.Nd2 Ne4 19.Nf3 ½–½. Schwichtenberg,J (1910) – Lapitskaya,Galina, 7th ch–Euro Senior, Hockenheim GER, 2007.

7.Be2 b6 8.a3 Bf8 9.0–0 g6 10.d4 Bg7 11.Nbd2 Bb7 12.Rb1 d5 13.c4 dc4 14.Bc4 Rc8 15.Qe2 Ne4 16.Rfd1 Nd2 17.Rd2 Na5 18.Ba6 Ba6 19.Qa6 Qd5 20.Ba1 Qe4 21.Qd3 Qd3 22.Rd3 c5 23.dc5 Ba1 24.Ra1 Rc5 25.h4 Rec8 26.Kh2 Rc3 27.Rd7 R8c7 28.Rd8 Kg7 29.a4 Nb3 30.Rb1 R7c4 31.Rd7 Ra4 32.Ne5 Rh4 33.Kg3= Re4 34.Nf7 Ra4? 35.Ng5 Kg8+= 36.Rbd1 Nc5 37.Rd8 Kg7–/+ 38.Ra8 Rd3?? 39.Rb1?? h6 40.Nh3 Ne4 41.Kh2 h5 42.Rb6= ab6 43.Ra4 Nc5 44.Rb4 Rb3 45.Rd4 Nd3 46.Kg3 b5 47.Nf4 Ne5 48.Ne6 ½–½. Laurent,Rudolf – Schlagenhaufer,Johannes, Oberpfalz–ch M2, 2001.

7.Be2 b6 8.0–0 Bb7 9.c4 d5 10.d4 dc4 11.Bc4 Na5 12.Be2 Ne4 13.a3 Bd6 14.Nc3 Nc3 (14...Ng5 15.Nd2=) 15.Bc3+= Bd5 16.Bb4 (16.Ba5 ba5 17.Qa4 c6+=) 16...Nb3= 17.Rb1 c5 18.dc5 bc5 19.g3 Bc7 (worse is 19...cb4 20.Qd5 Nc5 21.Bb5+/–) 20.Bc3 Rb8 21.Qd3 Be4 22.Qd8 Red8 (22...Rbd8? 23.Rb3 c4 24.Rb4+–; 22...Bd8?! 23.Rbd1=) 23.Rb2 a5 24.Be5? (better is 24.Ne5=) 24...Be5–+ 25.Ne5 Rd2?? (better is 25...Nc1! 26.Bc4 Rb2 27.Bf7 Kf8 28.Rc1 Rdd2–+) 26.Rd2= Nd2 27.Rd1 Rb1 28.f3 Bc2 29.Rb1= Nb1 30.Nc4 a4 31.Kf1? Bb3–+ 32.Ke1 Bc4 33.Bc4 Na3 34.Bd5 Nc2 35.Kd2–/+ Nb4 36.Bc4 Kf8 37.Kc3 a3 38.Kb3 a2 39.Kb2 a1Q 40.Ka1 Nc2 41.Kb2 Ne3 42.Be2 Ke7 43.Kc3 Kd6 44.Kd3 Nd5 45.f4 f5 46.Bd1 Nf6 47.Bb3 Ng4 48.Bg8 Nf6 49.Bc4 h6 50.Ba6 Ng4 51.h3 Nf2 52.Ke2 Ne4 53.g4 Kd5 54.Ke3 Nd6 Black intends c4 55.g5? c4 56.h4 Kc5 57.h5 Kb6 58.Bc4 Nc4 59.Kd4 Nd6 60.gh6 gh6 61.Ke5 Kc7 62.Kf6 Kd7 63.Kg6 Ke6 64.Kh6 Kf6 65.Kh7 Nc8 66.Kh8 Ne7 67.h6 Ng6 0–1. Barrio Pareja,Eduardo (2100) – Molina Rodriguez,Borja (2105), Tenerife ESP, Liga Por Equipos, 2013.

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

7.a3 Ba5

8.c4 d5 9.cd5 Nd5 10.Be2 Re3 11.fe3 Ne3 12.Qb3 Ng2 13.Kf2 Nf4 14.d4 Qe7 15.Bc4 Bf5 16.Nc3 Nh3 17.Kf1 1–0 (withdraw). Nebe – Perlitz, corr SOK–89–44.

8.c4 Ne4 9.Be2 b6 10.0–0 Bb7 11.d3 Nc5 12.d4 Ne4 13.d5 Ne7 14.Ne5 d6 15.Bd3 de5= 16.Be4 f5 17.Bd3 Qd6 18.Nc3 e4 19.Nb5+= Qd7 20.Be2 Rf8 21.Nd4 Rab8 22.Ne6+/– Rf7 23.f3 ef3 24.Bf3 g6?? 25.Qd4 Rf6 26.Qf6 Nd5 27.cd5 Bc3 28.Bc3 Rc8 29.Ng5 Bd5 30.Qh8# 1–0. Sternik,Ryszard – COMP, 1996.

8.Be2= d5 9.0–0 a6 10.c4 dc4 11.Bc4 Bg4 12.Qb3= Bf3? 13.Bf7+/– Kh8 14.Be8 Ne8 15.gf3+– Nd6 16.Kh1 Qf8 17.f4 Qf5 18.Rg1 Qe4 19.Rg2 Rg8 20.Kg1 (20…b5 21.d3+–) 1–0. Pommerel,Wim – Moles, CiF–CP3–95–0031B, 1995.

8.Be2 d5 9.0–0 Qe7 10.d3 Bb6 11.Re1 Bf5 12.Nbd2 Ng4 13.Nf1 Bg6 14.Rb1 Rad8 15.N3d2 Nf6 16.Nb3 h6 17.Nfd2 a6 18.Nf3 Ng4 19.h3 Nge5 20.Ne5 Ne5 21.Qd2 Rb8 22.a4 c6 23.Qc3 Ba7 24.Kh1 Qf6 25.Rf1 Rbc8 26.Nd2 Rc7+= 27.Nf3 Nd7 28.Qf6 Nf6 29.Bf6 gf6 30.c3 b5 31.Ra1 c5 32.ab5+/– ab5 33.Rfc1 Ree7 34.Rcb1 Rb7 35.Ra5 b4 36.cb4 d4 37.b5 de3 38.Rf1 ef2 39.Rf2 c4 40.Ra7 Ra7 41.dc4 Ra2 42.Ng1 Bd3! 43.Bd3 Rf2 44.Kh2 Re3 45.Be2 Rfe2 46.Ne2 Re2 47.b6 Rb2 48.c5 Rb5 49.Kg3 Rc5 50.Kf4 Rb5 51.b7 Kg7 (52.g4 Kg6–+) 0–1. Fritz 6 – Fritz 5.32, 2004.

8.Be2 d5 9.0–0 Bf5 10.d3 a6 11.Nbd2= Qe7 12.c4 Rad8 13.Bf6 gf6 14.cd5+= Rd5 15.Nc4 Bg4 16.Rb1 b5+= 17.Na5 Na5 18.Re1 Nb7 19.Rb4 f5 20.h3 c5 21.Rf4 Bh5 22.Nh2 Be2= 23.Qe2 Qd6 24.Qh5? Qe6?? 25.Rh4+= h6 26.Qh6 Qh6 27.Rh6 Nd6 28.Rd1 Kg7 29.Rh5 a5 30.a4 b4 31.Ng4 c4 32.d4 Kg6 33.Rh6+= Kg7 34.Rh5 Ne4= 35.Re1 f6 36.f3 Ng5–/+ 37.Ne5 Nh3 38.gh3 fe5 39.Rf5 Kg6 40.e4? Rd4–+ 41.Re2 b3 42.Kh2 Re6 43.Rg2 Kh6 44.Rf8 Rg6 (45.Rh8 Kg7 46.Rg6 Kg6–+) 0–1. Pommerel,Wim – Zylla,Johannes, corr 3GMM–32, 1995.

8.Be2 d6 9.0–0 Be6 10.d4 Ne7 11.c4 d5 12.Nbd2 h6 13.Nb3+= c6 14.Nc5 Qc8 15.cd5 Bd5 16.Qc2 Ng6 17.Bd3 Bf3 18.Bf5 Qc7=+ 19.Bg6? Ng4–+ 20.Bh7 Kh8 21.g3 g6 22.Bg6 fg6 23.Qg6 Qg7 24.Qg7 Kg7 25.Nb7 Bd2 26.Nd6 Reb8 27.Rfb1 Be1 28.h3 Nf2–/+ 29.d5 Kh7 30.Bd4=+ Nd3 31.Re1 Ne1 32.Re1 cd5 33.Rc1 Be4 34.Rc7 Kg8 35.Rg7 Kf8 36.Ne4 de4 37.Rh7 Re8 38.Rh6 (38.Rh6 a5 39.g4+=). Nebe,Lutz – Seack,Ingo, corr SOK–89–44, 1989.

5.Bb2 b6

6.a3 Be7 7.Be2 Bb7 8.Bf3 0–0 9.d3 Rb8 10.Nd2 d5 11.Ne2 Qd6 12.Nb3 Nd7 13.Nbd4 Nd4 14.Nd4 Bf6 15.0–0 c5 16.Nb5 Qe7 17.Bf6 Qf6 18.Na7 Ne5 19.Nb5 Nf3 20.Qf3 Qf3 21.gf3 Bc6 22.Rfb1 Rfe8 23.Rb2 Re6 24.Rab1 Bd7 25.Nc7 Rd6 26.Kf1 Rb7 27.Na6 Rc6 28.c3 h6 29.d4 Ra7 30.Nb8 Bh3 31.Ke1 Rc8 32.Rb6 Ra3 33.Na6 Rc7 34.Rc1 c4 35.Nb4 Ra5 36.e4 Be6 1–0. Roczniak – Malkiewicz, corr Poland 1981–82.

6.Ne2 Bb7 7.Ng3 0–0 8.Be2 d5 9.0–0 d4 10.Nf5 (10.Bf3 Bc5=) 10...de3 (Better is 10...Qd5!? 11.Bg4 Rfe8=+ (< 11...Ng4 12.Qg4 g6 13.Nd4+=)) 11.fe3+= (< 11.Ne3 Re8=+) 11...Nb8? 12.Bd3 a6 13.Qe1 Nh5? 14.Ng7! Qg5 15.Qe2 Ng7 16.Rf4 Qg2 17.Qg2 Bg2 18.Kg2 f6?? 19.Rf6 Rf6+/– 20.Bf6 Nd7 21.Bb2 Bd6 22.Nc3 Kf8 23.Rf1 Kg8 24.Bc4 Kh8 25.Ne4 h6?? 26.Rf7 Ne5 27.Nd6 cd6 28.Be5 de5 29.Re7 Rc8 30.Bb3 Rc5 31.Kf3 Nf5 32.Re6 Nh4 33.Kg4 Ng2 34.Rh6 1–0. Otte,Marco – de Vries,Jelle, Wag.ext.4vsToren4, 1997.

6.Nf3 Bb7

7.c4 0–0 8.Bd3 Bc5 9.0–0 d5 10.cd5 Nb4 11.Bf5 Re8 12.a3 =.

7.c4 0–0 8.Be2 d5 9.0–0 dc4 10.Bc4 Qe7 11.d4 Ne4 12.Nbd2 Nd2 13.Nd2 Na5 14.Bd3 f5 15.Rc1 Rac8 16.Nc4 Nc4 17.Bc4 Kh8 18.Qh5 Qe4 19.Qh3 Bd6 20.Rfd1 Rf6 21.Bd3 Qd5= 22.Bc4 Qe4 23.Bd3 (23.d5 Rff8 24.Rd4+–). Margraf,A – Hipp, Schwabenliga, 1989.

7.Be2 Be7 8.0–0 0–0 9.c4 d5 10.d4 dc4 11.Bc4 Na5 12.Bb3 Nb3 13.ab3 a5 14.Nbd2 Bd5 15.Qc2 h6 16.Rfc1 Rc8 17.e4 Bb7 18.h3 Re8 19.e5 Nh7 20.Qf5 Bd5 21.Ba3 Nf8 22.Be7 Qe7 23.Qd3 Ne6 24.Qb5 Red8 25.Qd3 c5 26.Qa6 Rb8 27.dc5 Nc5 28.Qb5 Qe6 29.Rc3 Ne4 30.Ne4 Be4 31.Re1 Bf3 32.Rf3 Rd5 33.Qe2 b5 34.Re3 b4 35.Rd3 Rbd8 36.Rd5 Rd5 37.Qe3 Rd8 38.Ra1 Rd5 39.Re1 Qd7 40.Qb6 Rd1 41.Rd1 Qd1 42.Kh2 Qb3 43.Qa5 Qc4 44.Qa4 Kh7 45.g3 Qc3 46.Kg2 Qc4 47.h4 Qd5 48.Kh2 b3 49.Qb4 Qf3 0–1. Johansson,Ragnar – Kaerrman, corr SSKK 1987–88.

7.c4 Be7

8.Nc3 0–0 9.d4 d5 10.a3 Na5 11.cd5 Nd5 12.Bd3 c5 13.dc5 Nc3 (13...Bc5 14.Qc2 Nf6 15.0–0+=) 14.Bc3 Bf3 15.gf3 bc5 16.Qc2 g6 17.Rd1 Qc7 Black prepares c4 18.Rg1 Rad8 (18...Qh2 19.Rg4 h5 20.Rg3+–) 19.Ke2 c4? (better is 19...Nc6+=) 20.Bg6!+– fg6 (20...fg6 21.Rg6; 20...hg6 21.Rg6 Mate attack) 21.Rg6 Kf7 22.Rg7 Ke8 23.Rd8 Kd8 24.Qd2 Ke8 25.Ba5 Qc6 (25...Qb7 26.f4 (26.Rh7?! Qf3 27.Ke1 Qh1 28.Ke2 Qf3 29.Kf1 Qh1 30.Ke2 Qf3=) 26...Rf7 27.Rf7 Kf7 28.Qc2+–) 26.f4 (26.Re7 Ke7 27.Bb4 Ke8 28.Bf8 c3+–) 26...Qb5?? (better is 26...Rf7 27.Rg8 Rf8 28.Rf8 Kf8+–) 27.Re7! (27.Re7 Ke7 28.Qb4 Qb4 29.Bb4 Kd7 30.Bf8+–; 27.Rh7?! c3 28.Qd3 Qa5 29.Qg6 Kd8=) 1–0. Konikowski,Jerzy – Ratajczyk,H, Poland corr, 1965.

8.Nc3 0–0 9.Be2 d5 10.0–0 dc4 11.Bc4 Na5 12.Be2 c5 13.d4 cd4 14.Nd4 Rc8 15.Qa4 Ne4 16.Ne4+= Be4 17.Rfd1 Qc7 18.Rac1 Qb7 19.Bf3 Bf3 20.Nf3 Rc1 21.Rc1 Rc8 22.Rd1 Bf8 23.Qg4+= Qc7 24.Nh4 Rd8 25.Rd8 Qd8 26.Nf5 g6 27.Qd4 Qd4 28.Nd4 (28.Bd4? gf5 29.Kf1 Nc4–+) ½–½. Schiffler,L – Vogt, Zwickau, 1951.

8.Nc3 Nb4 9.a3 Bf3 10.gf3 Nc6 11.d4 0–0 12.Ne4 +=.

8.d4 0–0 9.d5 Na5 10.Nc3 Re8 11.Bd3 Ba6 12.Qe2 =.

8.Be2 0–0 9.0–0 d5 10.cd5 Nd5 11.d4 Qd6 12.Nc3. Markus,Roland – Goan,Timothy, corr TKM/A005, 2000.

8.Be2 0–0 9.Nc3 A) 9...Re8 10.0–0 d5 11.d4 dc4 12.Bc4; B) 9...a6 10.d4 Na5 11.0–0 d5 12.cd5; C) 9...Nb4 10.0–0 d5 11.a3 Nc6 12.cd5; D) 9...d5 10.cd5 Nd5 11.0–0 Re8 12.Bc4.

8.Be2 0–0 9.d4 A) 9...Re8 10.d5 Na5 11.0–0 Bc5 12.Qd3; B) 9...Nb4 10.a3 Nc6 11.d5 Na5 12.0–0; C) 9...Bb4 10.Nbd2 d5 11.0–0 Re8 12.a3; D) 9...d5 10.0–0 dc4 11.Bc4 a6 12.Nc3.

8.Be2 a6 A) 9.0–0 0–0 10.d4 d5 11.cd5 Nb4 12.Nbd2; B) 9.Nc3 B1) 9...Bd6 10.Nd5 Nd5 11.cd5 Ne7 12.0–0; B2) 9...0–0 10.d4 Na5 11.d5 Rb8 12.0–0; C) 9.d4 C1) 9...Bb4 10.Nbd2 d5 11.0–0 dc4 12.Bc4; C2) 9...Na7 10.d5 Nc8 11.0–0 0–0 12.Qc2; C3) 9...0–0 10.d5 Na7 11.0–0 Re8 12.Nc3; C4) 9...d5 10.cd5 Nb4 11.Nbd2 Nbd5 12.0–0.

8.Be2 d5 A) 9.d4 A1) 9...dc4 10.Bc4 0–0 11.0–0 a6 12.Nc3; A2) 9...a6 10.cd5 Nb4 11.Nbd2 Nbd5 12.0–0; A3) 9...0–0 10.0–0 dc4 11.Bc4 a6 12.Nc3; B) 9.cd5 B1) 9...Nd5 10.0–0 0–0 11.d4 Qd6 12.Nc3; B2) 9...Qd5 10.0–0 0–0 11.Nc3 Qe6 12.d4; C) 9.0–0 C1) 9...dc4 10.Bc4 0–0 11.d4 a6 12.Nc3; C2) 9...a6 10.cd5 Qd5 11.Bf6 Bf6 12.d4; C3) 9...0–0 10.d4 dc4 11.Bc4 a6 12.Nc3.

5.Bb2 d5

6.a3 Bc5 7.d4 Bb6 8.c4 (8.Nf3 Bf5=) 8...0–0 9.Nf3 Bg4 10.Be2 Re8 (10...dc4 11.Bc4 Na5 12.Be2+=) 11.0–0= dc4 12.Nbd2 c3 13.Bc3 Nd5 14.Bb2 Ne3 (better is 14...Qd7!?=) 15.fe3+/– Re3 16.Kh1 Qe7 17.Re1 (17.Rf2 Re8 18.Bb5 Qd7+/–) 17...Rd8? (17...Ba5 18.d5 Bf3 19.gf3 Rd8+–) 18.Nc4+/– Nd4?? (better is 18...Re4 19.Nb6 ab6+–) 19.Ne3+– (19.Bd4?! Bf3 20.Ne3 Rd4+–; 19.Nd4?! Be2 20.Nf5 Qg5+–) 19...Nf3 20.Nd5 (20.Ng4?! Rd1 21.Red1 Nd4 22.Bd4 Bd4 23.Rd4 h5+–; 20.gf3?! Rd1 21.Bd1 h5+=) 20...Rd5 21.Qd5 Ne1 22.Re1 (better is 22.Bg4!? Nc2 23.Rd1 c5+–) 22...Be2 (22...h5 23.Qd2 Bf2+–) 23.Re2! (23.Re2 Qf8 24.Qd7+–) 1–0. Enxtuul,Altanolzii (1975) – Endress,Anna (2065), 38th Olympiad w, Dresden GER, 2008.

6.a4 Bf5 7.Be2 0–0 8.Nf3 Re8 9.0–0 a6 10.c3 Bd6 11.Nh4 Be6 12.d4 Ne4 13.g3 f5 14.f4 Ne7 15.Nd2 Nd2 16.Qd2 Kh8 17.Nf3 c6 18.Ne5 Qc7 19.Bh5 Rf8 20.Qd1 Ng8 21.Be2 Nf6 22.h3 Ne4 23.Kh2 Qe7 24.a5 Rab8 25.Ra2 Rbc8 26.Ba1 c5 27.Rf3 c4 28.h4 Nf6 29.Bf1 Qe8 30.Bh3 g6 31.Rf1 Bc7 32.Bb2 Ne4 33.Bg2 Nf6 34.Bf3 Rg8 35.Bc1 Rg7 36.Kg2 h5 37.Rff2 Ne4 38.Rfc2 Kh7 39.Bd2 Qd8 40.Qa1 Rb8 41.Be1 Bd7 42.Rcb2 Bb5 43.Bd1 Re7 44.Be2 Kg7 45.Qd1 Ba5 46.Bh5 Bc3 47.Ng6 Re6 48.Ne5 Be8 49.Bg4 Qf6 50.Bf3 Bb2 51.Rb2 b5 52.g4 c3 53.Ra2 b4 54.gf5 Rd6 55.Be4 de4 56.Kh2 Kf8 57.Rg2 Qf5 58.Qb3 Bf7 59.Qb4?? Rb4 0–1. Norbeck – Carlsson,S, corr SSKK 1985–86.

6.Nc3 d4 7.ed4 Nd4 8.Bd3 0–0 9.Nge2 Ne2 10.Ne2 Re8 =+.

6.Nc3 Bf5 7.Nf3+= 0–0 8.Be2 Qd7 (8...a6 9.0–0+=) 9.0–0 a6 10.a3 Be7 11.Bd3 Bd3 (11...h6 12.Ne2+=) 12.cd3= Qf5 (better is 12...h6=) 13.e4 (better is 13.Qb3!?=) 13...de4–/+ 14.de4 Ne4 15.Ne4 Qe4 16.Re1 Qg6 (16...Qd5 17.Qa4–/+) 17.Ne5 (17.Qb3 Bd6+=) 17...Ne5 18.Re5? (18.Be5 Bd6–/+) 18...Bd6 (better is 18...Bf6–+) 19.Re3–/+ Rae8 20.Re8 (20.Qf3!?–/+) 20...Re8–+ 21.h3 (21.g3 Qe4–+) 21...Bc5 (21...Qf5 22.Bc3–+) 22.d4 Bb6 (22...Bd6 23.Bc3–+) 23.Rb1 (23.Bc3 h6–/+) 23...Rd8 (better is 23...Ba5 24.Qf1 Qc2–+) 24.d5? (better is 24.Rc1–/+) 24...Qf5–+ 25.Qd4 (25.Kh1–+) 25...Bd4 (25...Qb1 26.Kh2 Bd4 27.Bd4 Rd5 28.Be3 Qe4 29.Bc1 Qe5 30.f4 Qc3 31.Bb2 Qb2 32.Kg3 Rd3 33.Kh2 Qf2 34.f5 Rd2 35.a4 Qg2) 26.Bd4 Qb1 (26...Qb1 27.Kh2 Rd5 28.Be3 Qe4 29.Kg3 Rd1 30.Bc5 Qe5 31.f4 Rd3 32.Kh2 Qc5 33.Kh1 Qc1 34.Kh2 Qf4 35.g3 Qg3 36.Kh1 Rd1) 0–1. orangotango – Mister Stinki (1865), internet, 2003.

6.Bd3 Bd6 7.Nf3 0–0 8.0–0 Re8 9.Bf6 Qf6 10.Nc3 Nb4 =+.

6.Be2 d4 7.Nf3 de3 8.fe3 Ne4 9.0–0 f6 10.Bc4 Bg4= 11.d3 Bf3 12.gf3 Ng5 13.f4+/– Nh3? 14.Kh1 f5?? 15.Qh5 (15.Qh5 g6 16.Qh3+–) 1–0. Trkn – Bernard, itsyourturn.com, 2000.

6.Be2 Bd6 7.Nf3 Bf5 8.d3 Qe7 9.0–0 0–0–0 10.Nbd2 Ng4 11.Re1 Nf6 12.c4 Nb4 13.Qb3 dc4 14.Nc4 Nd3 15.Nd6 Rd6 16.Nd4 Rd4 (16...Ne1?? 17.Nf5 Qe6 18.Nd6 cd6 19.Qc3 Kb8 20.Re1+–; 16...Nb2 17.Nf5 Qe5 18.Nd6 Qd6 19.Qb2+–) ½–½. Laber,Seweryn – Wozniak, corr 1. AMM Poland, 1991.

6.Be2 Ne4 7.Bd3 Qg5=+ 8.Nf3 Qg2–+ 9.Rf1 Bg4 10.Be4? de4 11.Rg1 Qg1! 12.Ng1 Bd1 13.Kd1 Bd6 (13...Bd6 14.f4 Rg8–+) 0–1. Trkn – Mark van Rooij, itsyourturn.com, 2000.

6.Be2 Qe7 7.Nf3 Be6 8.0–0 Bd6 9.d3 Rd8 10.Nbd2 0–0 11.Rb1 Nd7 12.Ba1 Nb6 13.Nb3 Bd7 14.Qd2= Rde8 15.c4 f6 16.Rfc1 dc4 17.dc4 Bf5 18.Bd3 Bb4 19.Bc3 Bc3 20.Qc3 Bd3 21.Qd3 Rd8 22.Qe2 Rd7 23.c5 Nd5 24.Nfd4 Nd4 25.Nd4 c6 26.Nf5 Qe5 27.Qg4 Rfd8 28.Rd1 b5 29.Rd3 g6= 30.Nd4 Nf4 31.Nc6 Qe4–/+ 32.Qf4 Qd3 33.Rf1 Re8 34.Nd4 f5 35.c6 Rd5 36.Qc7 a5 37.Qb6 f4 38.c7 Qc4 39.Qb8 Rde5=+ 40.Qd8 fe3 41.fe3=+ Qc5 42.h3 Re3–/+ 43.c8Q Qc8–+ 44.Qd5 Kh8 45.Nb5 Re1 46.Re1 Re1 47.Kf2 Re7 48.Nd4 Qd7 49.Qc5 Qc7 50.Qd5 Qe5 51.Qe5 Re5 52.a3 a4 53.g3 Rc5 (53...Rc5 54.Ne2 Rc2–+) 0–1. Tschoepe,Frank – Baer,Werner, TT–09 ETC, 2003.

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

6.Nf3 Bd7 7.c4 Be6 8.Nd4 Nd4 9.Bd4 0–0 10.Qb3 c5 11.Bc3 Rc8 12.Be2 Ne4 13.0–0 Bc3 14.dc3 b6 15.f3 Ng5 16.cd5 Bd5 17.c4 Bc6 18.Rd1 Qe8 19.Nd2 Ba4 20.Qc3 Bd1 21.Rd1 f5 22.h4 Ne6 23.f4 Nf4 24.Bf3 Nh5 25.Bd5 Kh8 26.Nf3 Nf6 27.Ng5 Ne4 28.Be4 fe4 29.Qc2 Qg6 30.Rd5 Rce8 31.g4 h6 32.h5 Qf6 33.Nh3 Qf3 34.Qg2 Qe3 35.Kh2 Qf3 0–1. Roczniak,Jan – Jezierski,M, corr Poland, 1985.

6.a3 Ba5

7.Qf3= a6 8.Bf6 gf6 9.Qd1 =.

7.Qf3= d4 8.Bb5+= Bd7 9.Ne2 0–0 10.ed4 Re8 11.Qd3 Nd4–/+ 12.Bd4 Bb5 13.Qb5 Qd4 14.c3 Qe4 15.f3 Qc2 16.Qa5 Qc1 17.Kf2 Qh1 18.Qc7 Re6 (18...Re6 19.Qb7 Rae8–+) 0–1. Margraf,A – Nebe,Lutz, corr SOK–91–69, 1991.

7.Qf3 d4 8.Bb5 Bd7 9.Qf4 0–0 10.Nf3 Nh5 11.Qh4 Qh4 12.Nh4 Rfe8 13.0–0 Bb6 14.Nf3 Rad8 15.Bc6 Bc6 16.Bd4 Ba5 17.Bb2 Bf3= 18.gf3 Re6 19.d3+= Rd5 20.a4 Rf5 21.f4 Nf6 22.Bf6 Ref6 23.Na3 Rh5 24.f3 Bb4 25.Nc4 Rg6 26.Kh1 Ra6 27.a5 Ba5 28.Ra3 Bb6 29.Ra6+= ba6 30.d4 Rb5 31.Ne5 Rb4 32.c4 f6 33.c5 fe5 34.cb6 ab6 35.fe5 Rc4 36.d5 Kf8 37.Kg2 a5 38.Ra1 a4 39.e4 b5 40.Kf2 c5 41.d6 Kf7 42.Ke3 Ke6 43.Rd1 Rd4 44.Rd4=+ cd4 ½–½. Winiger,Albert (2150) – Haas,Uwe (2110), RSX8D – priv – XMAS, 2004.

6.a3 Bd6

7.c4 0–0 8.Nf3 Re8 9.Be2 Bg4 10.0–0 Qd7?? (Better is 10...dc4 11.Bc4 Qe7=+) 11.Bf6+/– gf6 12.cd5 Ne7 13.Nc3 Kh8 14.Rb1 b6 15.d4 Rg8 16.Kh1 Ba3 17.e4 Ng6 18.Nb5 Bd6 19.Nd6 Qd6 20.Ng5 fg5 21.Bg4 c6 22.dc6 Qc6 23.Rc1 Qd6 24.Qa4 Rgd8 25.Rfd1 Nf4 26.Rc6 1–0. FABOLOUS (2405) – Reg_UK (2185), ChessWorld.net, 2003.

7.d4 0–0 8.Bd3 Re8 9.Nf3 Ne7 10.Nbd2 Ng6 11.Bg6 hg6 12.0–0 Ne4 13.Ne1 Qh4 14.f4 Qh6 15.Nef3 Bg4 16.Qc1 f6 17.Ne4 de4 18.Nd2 c6 19.Rf2 g5 20.Nf1 gf4 21.ef4 e3 22.Ne3 Bf4 23.Ng4 Bc1 24.Nh6 Bh6 25.Bc1 Bc1 26.Rc1 Re3 27.Rf3 Rf3 28.gf3 Rd8 29.Rd1 Rd5 30.Rd3 Kf7 31.Kf2 Rh5 32.Kg3 Ke6 33.c4 b5 34.Rc3 Kd6 35.h4 bc4 36.Rc4 Ra5 37.a4 Ra6 38.Kf4 Kd5 39.Rb4 Rb6 40.Rb6 ab6 41.Kf5 Kd4 42.Kg6 c5 43.Kg7 c4 44.h5 c3 45.h6 c2 46.h7 c1Q 47.h8Q Qc7 48.Kg6 Qg3 49.Kf7 Qf3 50.Qb8 Kc5 51.Qa7 f5 52.a5 Qc6 53.Qe7 Kb5 54.ab6 Kb6 55.Qb4 Ka6–/+ 56.Qa3 Kb7 57.Qb2 Kc8 58.Qh8= Kb7 59.Qb2 Qb6 60.Qg2 Qc6 61.Qb2 Qb6 62.Qg2 Kc8 63.Qd2 Qc7 64.Kf6 f4 65.Kf5 f3 66.Kg4= Qc6 67.Kg3 Qe4 68.Kf2 Qg4 69.Qc3 Kd8 70.Qf3 ½–½. Molano Lafuente,Ismael (1990) – Castillo Martinez,Eloi (1875), Llinars del Valles ESP, 7th Open–A, 2013.

7.d4 Bg4 8.Be2 h5 9.Nd2 Ne7 10.Ngf3 Ne4 11.Ne4+= de4 12.Nd2 Bf5 13.c4+/– c6 14.Bh5 Qa5 15.Be2 Bg6 16.h4 Nf5 17.c5 Bb8 18.Qb3 0–0 19.0–0–0 Qc7 20.h5 Bh7 21.g4 Ne7 22.g5 Nd5 23.g6 fg6+/– 24.Ne4 Qe7 25.Nc3 Rf2?? 26.Nd5 cd5 27.Qd5 Kf8 28.hg6 Qe3 29.Rd2 Bh2 30.Rh2! Bg6 31.Rh8 Ke7 32.Qd6 Kf7 33.Bc4 Qe6 34.Qe6# (34.Ra8?? Qc4 35.Bc3 Qc3 36.Kd1 Qd2#) 1–0. Jokic,Mil – Hirneise,T, Open Kostrena CRO, 2004.

7.Be2 0–0 8.Nf3 +=.

7.Be2 Ne5 8.f4 Nc4 9.Bc4 dc4 10.a4 0–0 (10...Bg4 11.Nf3+=) 11.Nf3 Be6 (11...Qe7 12.0–0+=) 12.0–0= Re8 (12...Bc5 13.Qe2=) 13.Qe2 Bb4 (13...h6 14.Na3 Ba3 15.Bf6 Qf6 16.Ra3=) 14.Nc3 (14.Na3 Ba3 15.Bf6 Qf6 16.Ra3 a6=) 14...Bc3= 15.Bc3 Ne4 16.Bb2 Qd5 17.d3 Nc5 18.Nd4 Bd7 19.dc4 Qe4 20.Nb3 Na4 21.Bd4 b6 22.Rfd1 Qf4!? 23.ef4 Re2 24.Be5 Be8 25.Nd4 Re4 26.Nb5 (worse is 26.Bc7 f6 27.Rd2 Rc8–+) 26...Rc4 27.Nc7 Rc8 28.Ne8 Re8 29.Rd4 Rd4 30.Bd4 b5 31.Ba7 Nc3 32.Kf1 Re4 33.Bf2 f5 (33...Ra4 34.Re1 f6 35.Re8 Kf7 36.Rc8 Ra1 37.Be1=) 34.Ra8 Kf7 35.Ra7 Kg6 36.Rc7 Rc4 37.Rc4 bc4 38.Bd4 Nb5 39.Be5 Kf7 40.Ke2 g6 41.g3 Ke6 42.Ke3 g5 43.h3 h5 44.Bh8 g4 45.hg4 hg4 46.Be5 Kd5 47.c3 Na3 48.Bg7 Nc2 49.Kd2 Na1 50.Ke3 Nb3 51.Bf8 Nc1 52.Be7 Nb3 53.Bb4 Nc1 54.Ba3 Nd3 55.Be7 Ne1 56.Bf6 Nf3 57.Ke2 Kc5 58.Kd1 Kb5 59.Kc2 Nh2 60.Bd4 Nf1 61.Bf2 Ka4 62.Be1 Ka3 63.Bf2 Ka2 0–1. Nielsen,Jens Holm (1940) – Schubert,Steffen (1950), WS/H/124 ICCF, 2008.

7.Nf3 0–0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 0–0 6.Nf3 d5 7.a3 Bd6).

7.Nf3 a6 8.c4 0–0 9.Nc3 dc4 10.Bc4 Na5 11.Ba2 c5 12.0–0 Bg4 13.h3 Bh5 14.a4 c4 15.Rc1 Rc8 16.Nb1 Qe7 17.Bc3 Bb4 18.Bb4 Qb4 19.Nc3 Rfd8 20.g4 Bg6 21.Ne5 Bd3 22.Re1 Qc5 23.Nd3=+ Rd3 24.Bb1 Rd6 25.d4 Qb6 26.Bf5 Rcd8 27.Qc2 (27.g5 Nd5 28.Ne4 Rc6=) ½–½. Schneider,Tobias – Gutmann,Manfred, Baden–ch HT Zell, 1993.

7.Nf3 Bf5 8.c4 0–0 9.Nc3 dc4 10.Bc4 Na5 11.Ba2 Bd3 12.h4 c5 13.g4 Ng4–+ 14.Ng5 Qb6 15.Na4 Qc6 16.Rg1 h5 17.f3 Qc7 18.Ne4? Be4–+ 19.fe4 Qe7 20.Rg4 hg4 21.Qg4 Be5 22.d4 cd4 23.ed4 Bf6 24.Kd2 Rac8?? 25.e5–/+ Nc4 26.Bc4 Rc4 27.ef6 Qf6 28.Rc1 Ra4 29.Rg1 Rd8 (29...Rd8 30.Ke1 Rc4–+) 0–1. Wiesinger – Ljubojevic,Ljubomir (2610), 1988.

6.a3 Be7

7.Bb5 0–0 8.Nf3 a6 9.Bc6 bc6 10.Ne5 (10.Nc3 Bd6=+) 10...Qd6 11.c4 Rb8 12.Bc3 Ne4–/+ 13.d4 Rb1!–+ 14.Qb1 Nc3 15.c5? Qe5! 16.de5 Nb1 17.Rb1 Bc5 18.Rb3 Bb6 19.Ke2 c5 20.Rd1 Re8 21.Rbd3 d4 22.Kf3 Re5 23.g4 f5 24.h3 fg4 25.hg4 Rg5 26.Rg1 c4 27.Rdd1 d3 28.Kf4 Rd5 0–1. Diener,Rudolf – Alagna,Luciano, corr ICCF EU/M75, 2001.

7.Bd3 0–0 8.Nf3 Bg4 9.h3 Bh5 10.g4 Bg6 11.Bg6 fg6 12.d3 Bd6 13.Nbd2 Qe7 14.0–0 Ne5 15.Be5 Be5 16.Ne5 Qe5 17.Rb1 b6 18.c4 Rad8 19.d4 Qe7 20.cd5 Nd5 21.e4 Nf4 22.Qb3 Kh8 23.d5 Qh4 24.Kh2 Rf6 25.Qg3 Qg5 26.Nf3 Ne2 27.Ng5 Ng3 28.Kg3 Rdf8 29.f4 h6 30.Ne6 R8f7 31.e5 1–0. mtr – doral, Internet, 2001.

7.d4 Bf5 8.Bd3 Qd7 9.Ne2 Bd6 10.Ng3 Bd3 11.Qd3 Ne7 12.0–0 Bg3 13.hg3 0–0 14.Nd2 Rfe8 15.a4 a5 16.c4 dc4 17.Qc4 Ned5 18.Qb5 c6 19.Qd3 Qg4 20.Ba3 b5 21.ab5 cb5 22.Bc5 b4 23.Nc4 Qh5 24.f3 Nd7 25.Bd6 Nc3 26.Bc7 Qb5 27.Nb2 a4 28.Qb5 Nb5 29.Bf4 a3 30.Nd3 b3 31.Rfb1 b2 32.Nb2 Nc3 33.Nd1 Nb1 34.Rb1 Rec8 35.Ra1 f5 36.Nf2 a2 37.Nd3 Rc3 38.Nb4 Ra4 39.Bd6 Rb3 40.Kh2 Kf7 41.Nc2 Rb2 42.Ne1 Nf6 43.Bf4 Nd5 44.e4 Rb1 45.Nc2 Ra1 46.Na1 Nf4 47.gf4 Rb4 48.e5 Rb1 49.Nc2 Rc1 50.e6 Ke6 51.d5 Kd7 52.Nb4 a1Q 53.Kg3 Rh1 0–1. MrWizard – bambinik, internet, 2001.

7.Nf3 0–0 8.Be2 Bg4 9.0–0 Re8 10.c4 Ne4 11.cd5 Qd5 12.d3 Bf6 13.Bf6 Nf6 14.Nbd2 Rad8 15.d4 Na5 16.Qa4 b6 17.Rac1 Qb7 18.Qc2 Re7 19.Bd3 h5 20.Ne5 c5 21.Ndf3 Bf3 22.Nf3 Rc7 23.Qe2 cd4 24.Nd4 Rc1 25.Rc1 Rc8 26.Rd1 Qe7 27.a4 g6 28.Qa2 Ne4+= 29.Nb5 Rd8 30.Be2 Rd1= 31.Bd1 Qc5 32.Qe2 Qc1 33.Qc2 Qa1 34.f3 Nc5 35.Kf2 Nc6 =+. Nemeth,Laszlo (2060) – Chirila,Ioan Christian (2180), Gyongyos Matra Cup, 2003.

6.Bb5 0–0

7.Bc6 bc6 8.Ba3 Ba3 9.Na3 Qd6 10.Nb1 Ne4 11.c3 Nc5 (11...Qg6!? 12.h4 Nc5–/+) 12.d4+= Ne4 13.f3 (13.Ne2 c5+=) 13...Nf6–/+ 14.Ne2 Re8 15.Qd2 Qe7 16.Kf2 Ba6 17.Ng3 h5 18.Re1 h4 19.Nf5 Qd7 (19...Qd8 20.e4=) 20.e4+= Nh7 (20...de4 21.Qg5 (21.Nh4? ef3 22.Nf3 Ne4 23.Re4 Re4–+) 21...g6 22.Nh4+= (worse is 22.Qf6 Qf5 23.Qf5 gf5+=)) 21.Nh4 (21.Qf4 Qd8+/–) 21...Qe7 (21...de4 22.fe4 (worse is 22.Re4 g5–/+) 22...Qg4 23.Nf3+=) 22.Nf5 Qf6 23.Ng3 de4 24.Ne4 Qh4 25.Kg1 f5 26.Nf2 Nf6 27.Na3 Nd5 28.c4 Nb6 29.c5 Nd5 30.Nc2 Rab8 31.Re8 Re8 32.Re1 Rb8 33.Ne3 Qh6 34.Qc1 Ne3+/– 35.Re3 Kh7 36.Nd1 Qf4+= 37.Qc2 Qd4 38.Qf5 Kg8 39.Qe6+/– Kh8 40.Qh3 ½–½. Paauwe,J – Grochal,Joey, PKS op–B Netherlands, 2003.

7.Ne2 a6 8.Bc6 bc6 9.0–0 Rb8 10.Nbc3 Bd6 11.Rb1 c5 12.Ba3 Rb1 13.Nb1 c6 14.d4 cd4 15.Bd6 Qd6 16.ed4 Re8 17.Re1 Bf5 18.Nbc3 c5 19.f3 Qe7 20.Kf1 Bg6 21.Nf4 Qe1–/+ 22.Qe1 Re1 23.Ke1 cd4 24.Ng6 dc3=+ 25.Nf4 Kf8 26.Ne2 Ke7 27.Nc3 ½–½. Rosner,Dirk – Naumann,Peter, DESC, 2000.

7.Ne2 Bd6 8.0–0 a6 9.Ba4 Bh2 10.Kh2 Ng4 11.Kg3 Qg5 12.f4 Qg6 13.Qc1 Ne3–+ 14.Kf3 Qg2 15.Ke3–/+ Bg4 16.Re1?? Qf3# 0–1. 73DADDELDU37 – Merlin, mySchach.de, 2005.

7.Ne2 Bd6 8.0–0 Ne5 9.Bd4 =+.

7.Ne2 Bd6 8.0–0 Bh2 9.Kh1?? Be5 10.d4 Bd6 11.f3?? Nh5 12.Qe1? f5 13.c4? dc4?? 14.Bc4–/+ Kh8 15.f4 Qf6 16.Rf3 Be7 17.Rh3 Qg6 18.Bc3 Bf6 19.Nd2 Ne7 20.Ng1 c6 21.Be2+= Nf4 22.ef4 Qf7 23.Bc4 Nd5 24.Ndf3 Qc7 25.Bd5+– cd5 26.Ne5 (26.Ne5 Kg8 27.Rc1+–) 1–0. Babichev,Vyacheslav (1745) – Kaiser,Hans1 (1800), Mittelfranken–ch Seniors, 2003.

7.Ne2 Re8 8.c3 Bd6 9.d4 Ng4 10.g3 Qf6 11.0–0 Qh6 12.h4 g5 13.Kg2 gh4 14.Rh1?? h3 15.Kf1 h2 16.Nf4?? Bf4–+ 17.gf4 Ne3! 18.fe3 Qh3 19.Ke1 Qg2 20.Rf1 Re3 21.Be2 Bg4 (22.Kd2 Re2 23.Kc1 Rc2 24.Qc2 Qf1 25.Kd2 Qe2 26.Kc1 h1Q 27.Qd1 Qhd1#) 0–1. Luettig,Hendrik – Schiller,Thomas, Pinneberg–ch op, 1998.

7.Nf3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 0–0 6.Nf3 d5 7.Bb5).

6.Bb5 a6

7.Bc6 bc6

8.c3 Ba5 9.Qa4 Bb6 (better is 9...Rb8 10.Ba3 Bb6=) 10.Qc6?? (better is 10.c4= the only rescuing move) 10...Bd7–+ 11.Qb7 0–0 12.Ba3 Re8 13.Bc5 Ra7 (better is 13...Re6 and the rest is a matter of technique 14.Nf3 Bc6 15.Qa8 Ba8 16.Bb6 Rb6 17.d3–+) 14.Qa7 Ba7 15.Ba7 Qa8 (15...Qc8 might be the shorter path 16.Bd4 Qb7 17.c4–+) 16.Bc5?? leading to a quick end (16.Bd4 Qb7 17.c4 c5 18.Bf6 d4–+) 16...d4! Discovered attack: d5, a8–g2 17.f3 (17.cd4 Qg2 Discovered attack; 17.Bd4 Qg2 Discovered attack) 17...Qb7 18.Na3 dc3 19.Nc4 c2 20.Rc1 Qb1 21.Ne2 Rb8 22.Kf2?? Qa2 23.Na3 Ba4 24.Nc3–/+ Qe6 25.Na4 Qc6 26.Rc2 Qa4 27.Rc4 Qd7 28.Ke2 Rd8 29.Rd4 Qe8 30.Rd8 Qd8 31.Rb1 Nd7 32.Bd4 c5 33.Bc3 h6 34.Nc4 Nf6 35.Ba5 Qd5 36.Rb8 Kh7 37.d3 Nd7 38.Rd8 Qe6 39.Bc7 Nf6 40.Ba5 Qc6 41.Rd6 Qa4 42.Kf2 Qa2 43.Kg3?? Nh5–+ 44.Kh3 Qe2 45.Bb6?? f5 46.Bc5+= g5 47.Rd7= Kg8 48.Rd8 Kf7 49.Nd6?? Ke6 50.Ne8?? Qf2 51.Nc7 Kf7 52.Rf8 Kg6 53.Rg8 Kh7 54.Rg5 hg5 (54...hg5 55.Ne8 Qh4) 0–1. Huelle,Gunter – Van Treeck,Sophia, Leipzig VfB op, 2001.

8.c3 Bd6!? –/+.

8.Nf3 0–0 9.0–0 Rb8 10.Ne5 Qd6 11.Nd3 Re8 12.Nb4 =+.

8.Nf3 0–0 9.Ne5 Qd6 10.Nd3 Rb8 11.Be5 Qe7 12.Qf3 =+.

8.Nf3 Rb8 9.0–0 0–0 10.Nc3 Re8 11.Qe2 c5 12.Rfb1 =+.

8.Nf3 Rb8 9.0–0 0–0 10.Ne5 Qd6 11.Nd3 Re8 12.Nb4 =+.

8.Nf3 Rb8 9.0–0 Bg4 10.h3 Bh5 11.Bd4 0–0 12.a3 Bd6 13.d3 c5 14.Bc3 Qe7 15.Nbd2 Rb6 16.a4 Rfb8 17.a5 R6b7 18.Ra4 Nd7 19.Qa1 f6 20.Qa2 c6–/+ 21.Nh4 Be5 22.Ba1 Bf7 23.Re1 Be6 24.Nhf3 Bd6 25.c4 Ne5 26.Qc2 Qf7 27.Be5 fe5 28.Ng5 Qg6 29.Ne6 (29.Ne6 Rb2 30.Qd1 Qe6 31.e4=+). Dlugolecki,Grzegorz (1995) – Chassagne,Frederic, 2000.

8.Nf3 Bg4 9.h3 Bf5 10.Ne5 Qd6 11.Ng4 Rg8 12.Nf6 =.

6.Bb5 Bd7

7.a3 Bd6 8.Nf3 0–0 9.0–0 Re8 10.Nc3 a6 11.Ba4 Qe7 12.Re1 =+.

7.a3 Bd6 8.Nf3 a6 9.Bc6 Bc6 10.Ne5 Be5 11.Be5 d4 12.Bd4+= Bg2 13.Rg1 Qd5 14.Bf6 Bf3 15.Qc1 gf6 16.Qb2 Qe5 17.Qe5 fe5 18.d3 0–0–0 19.Nd2 Bd5= 20.e4 Be6 21.Rg7 Rdg8 22.Rg3 h5 23.Ke2 h4 24.Rgg1 h3 25.Rg3 Rg3 26.fg3 Kd7 27.Rb1 Bg4 28.Ke3 b5 29.Nb3 Kd6 30.Rf1 Be6 31.Na5 c5=+ 32.Rf6 c4 33.dc4 bc4 34.Nb7 Ke7 35.Rf2 c3 36.Nc5= Rc8 37.Ne6 Ke6= 38.g4 Rg8 39.Rf3 Rg4 40.Rh3 a5 41.Rh8 a4 42.Kd3 Rf4 43.Ra8 Rf3= 44.Kc4 Re3 45.Ra6 Kd7 46.Kd5 Re2 47.Ra4 Rc2 48.Ra7 Ke8 49.Kc4 Rc1 50.Kd3 f6 51.Rc7 Rd1= 52.Kc2 Rd4 53.Kc3 Re4 54.Rc4 Rc4 55.Kc4+– f5 56.Kd3 e4 57.Ke3 Ke7 58.a4 Kd6 59.a5 Kd5 60.a6 Kc6 61.h4 Kb6 62.h5 Ka6 63.h6 Kb5 1–0. COMP – COMP, 2002.

7.a3 Bd6 8.Nf3 a6 9.Bc6 Bc6 10.Ne5 Be5 11.Be5= d4 12.Bd4 Bg2 13.Rg1 Qd5 14.Bf6 Bf3 15.Qc1 gf6 16.Qb2 Qe5 17.Qe5 fe5 18.d3 Bd5 19.Nc3 0–0–0 20.Nd5+= Rd5 21.Kd2 e4 22.Rg7 f5 23.Rb1 h5 24.d4 h4 25.c4 Ra5 26.Rb3 h3 27.c5 Rb5 28.Rb5+/– ab5 29.Rg5 Rf8 30.Rh5 Rf6 31.Kc3 b6 32.cb6 Rb6 33.Kb4 Rg6 34.Kb5 Rg2 35.Kc6 Kb8 36.Rh8 Ka7 37.Rh3 Rf2 38.Kc7 Rf3 39.Rg3 f4 40.Rg5 Ka6 41.ef4 Rf4 42.Re5 e3 43.d5 Rc4 44.Kd6 Rc3 45.Ke7 Rc7 46.Kf6 Rc3 47.d6 Rd3 48.Ke7 Kb6 49.d7 Kc7 50.Rc5 Kb6 51.Rc2 Kb5 52.d8Q Rd8 53.Kd8 Ka4 1–0. COMP – COMP, 2002.

7.a3 Bd6 8.Nf3 a6 9.Bc6 Bc6 10.Ne5 Be5 11.Be5= d4 12.Bd4+= Bg2 13.Rg1 Qd5 14.Bf6 Bf3 15.Qc1 gf6 16.Qb2 Qe5 17.Qe5 fe5 18.d3 Bd5 19.Nc3 0–0–0 20.Nd5+= Rd5 21.Rg7 Rd7 22.Rb1 h5 23.e4 h4 24.Ke2 c5 25.Rb6+/– Kc7 26.Rf6 Rf8 27.f4 ef4 28.Rf4 h3 29.Rf3 f5 30.Rg5 b5 31.Rgf5 Rf5 32.Rf5 c4 33.Rg5 cd3 34.cd3 Rd4 35.Ke3 Ra4 36.Rc5 Kd7 37.Rc3 a5 38.Rb3 b4 39.ab4 ab4 40.Rb2 Kc6 41.d4 Ra3 42.Kf4 Kb5 43.d5 Rd3 44.Kf5 Kc4 45.Rc2 Rc3 46.Rc3 bc3 47.d6 c2 48.d7 c1Q 49.d8Q Qf1 50.Ke5 Qg2 51.Qd4 Kb3 52.Qb6 Kc4 53.Qc7 Kd3 54.Qd6 Kc4 55.Qd5 Kb4= 56.Qb7 Kc3 57.Qc6 Kb4 58.Qd6 Kc4 59.Kf5 Qf3 60.Qf4 Qd3 61.Qc7 Kb5 62.Qb7 Kc5 63.Qc8 Kb6 64.Qe6 Kc5 65.Qe5 Kc6 66.Qe8 Kb6 67.Qg6 Kc5 68.Qg1 Kb5 69.Qg5 Kc6 70.Qf6 Kc5 71.Qe7 Kc4 72.Qf7 Kc5 73.Qa7 Kc6 74.Qa8 Kc5 75.Qa5 Kc6 76.Kf4 Qd4 77.Qe5 Qf2 78.Kg4 Qg2 79.Kf5 Qd2 80.Qe6 Kc5 81.Qc8 Kb6 82.Qb8 Kc6 83.Qf4 Qc2 84.Qh6 Kb5 85.Qd6 Qe2 86.Qd5 Kb4 87.Qb7 Kc5 88.Qc7 Kb5 89.Qb8 Kc4 90.Qc8 Kb4 91.Qf8 Kc4 92.Qg8 Kb4 93.Qg3 Qh5 94.Kf6 Qh6 95.Ke7 Qh7 96.Kd6 Qe4 97.Qh3 Qd4 98.Ke6+/– Qe4 99.Kf7 Qd5 100.Kg7 Qe5 101.Kh7 Qc7 102.Kg6 Qd6 103.Kg5 Qe5 104.Qf5 Qh2 105.Qe4 Kc5 106.Qf4 Qf4 107.Kf4 ½–½. COMP – COMP, 2002.

7.Ne2 a6 8.Ba4 0–0 9.a3 Bc5 10.d4 Ba7 11.Nd2 b5 12.Bb3 Na5 13.Ba2 c6=+ 14.Rc1 Ng4 15.h3 Qh4 16.g3 Qh6 17.Nf4 f5?? 18.Qf3 Nf6= 19.Ke2 Rae8 20.Rcg1 Ne4–/+ 21.g4? Nd2?? 22.Kd2=+ Nc4 23.Bc4 dc4 24.d5 Re7 25.Kc1 Bc5–/+ 26.g5 Qd6 27.Nh5 Ba3–+ 28.Nf6 Rf6?? 29.gf6–/+ Bb2 30.Kb2 Qf6 31.Kb1 a5 32.Rg3 a4 33.Rc1 b4 34.c3 b3 35.Kb2 Be8 36.Ra1 Ra7 37.dc6?? Qd6 (37...Bc6?! 38.Qf4 Rd7 39.Qc4 Kh8 40.f3–/+). Roczniak,Jan – Rakoczy,K, corr Poland, 1983.

7.Nf3 0–0 8.0–0 Re8 9.a3 Bd6 10.Bf6 Qf6 11.Nc3 Qh6 12.h3 a6 13.Bc6 Bc6 14.Nd4 Bd7 15.Qf3 c6 16.Na4 Bc7 17.Nc5 Bc8 18.Nd3 Re4 19.Rfe1 Qd6 20.c4 Bd7 21.cd5 cd5 22.Rab1 Rae8 23.Nb3 Bc6 24.Nbc5 Qh2 25.Kf1 d4 26.Qf5 Rh4 27.Ke2 Bg2 28.Nb7?? Bh3 29.Qd5 Bg4 30.Kf1 Qh3 31.Kg1 Bh2 32.Kh1 Qf3 33.Qf3 Bf3# 0–1. GLChess210 – TCBishop0044, computer chess game, 2000.

7.Nf3 0–0 8.c3 Bd6 9.d4 Re8 10.Nbd2 Re7 11.Qc2 Qe8 12.Bd3=+ Bg4 13.0–0= Qd7 14.Ng5 h6=+ 15.Ngf3 Rae8 16.Rae1 a6 17.Nh4 Ne4 18.a3 g5 19.Nhf3= Nd2 20.Nd2 Kf8 21.e4 de4 22.Ne4+/– Kg7 23.Qb1 Qe6?? 24.c4 Qc8 25.Nd6 cd6+/– 26.f3 Bd7 (26...Bh5 27.Re7 Re7 28.Re1+/–) ½–½. Paauwe,J – Burgerhoff,Tycho, Vlissingen NED, 1999.

7.Nf3 a6 8.Ba4 Qe7 9.0–0 0–0–0 10.d3 Ne5 11.Be5 Ba4 12.Qc1 Rhg8 13.Qb2 Ng4 14.Bc3 Bc5 15.h3 Nf2 16.Bd4 Bd4 17.ed4 Nh3 18.gh3 Bd7 19.Nc3 Bh3 20.Rab1 b6 21.Rf2 Qd6 22.Ne2 Bg4 23.Kg2 Rge8 24.Ng3 f6 25.Nh2 Bd7 26.Qc3 Kb7 27.Qd2 Qe6 28.Qf4 Qe3 29.Qh4 g5 30.Qh6 Qd4 31.Rf6 Qc5 32.Rf2 Bc6 33.Rbf1 d4 34.Kg1 Qd6 35.Qd6 Rd6 36.Ng4 Rde6 37.Rh2 Ba4 38.Nf5 Rd8 39.Nfh6 Rd7 40.Nf7 h5 41.Rh5 Rf7 42.Rf7 Be8 43.Rhh7 Bf7 44.Rf7 Re1 45.Rf1 Rf1 46.Kf1 Kc6 47.Nf6 Kb5 48.Ke2 c5 49.Kf3 Ka4 50.Nd7 Kb4 51.Nb6 Kc3 52.Nd7 c4 53.Ne5 cd3 54.cd3 a5 55.Ke4 a4 56.a3 Kb3 57.Kd4 Ka3 58.Kc3 Ka2 59.d4 a3 60.Kc2 g4 61.Ng4 Ka1 62.Kb3 a2 63.Ne3 Kb1 64.Nc2 a1Q 65.Na1 Ka1 66.d5 Kb1 67.d6 Kc1 68.d7 Kd2 69.d8Q Ke3 70.Kc4 Kf3 71.Qh4 Kg2 72.Kd4 Kf3 73.Kd3 Kg2 74.Ke3 Kg1 75.Kf3 Kf1 76.Qh1# 1–0. Pepito 1.21 – Fortress 1.62, WBEC1–2nd Division, 2001.

6.c3 Bd6

7.Ba3 Ba3 8.Na3 Ne4 9.Nf3 0–0 10.Be2 Bg4 11.Rb1 =+.

7.d4 0–0 8.c4 Bb4 9.Nc3 Bc3 (9...Be6!?–/+) 10.Bc3+= Ne4 11.Qc2 Nc3 12.Qc3 Re8 13.c5 Qf6 14.Bb5? (14.Rd1 Bf5=) 14...Bf5 (better is 14...Nd4!? 15.Ne2 Nb5 16.Qf6 gf6–/+) 15.Ne2= Re7 16.Bc6 Qc6 17.0–0 Rae8 18.a4 b6 19.Rfc1 bc5 20.Qc5 Qc5 (better is 20...Qb7!?+=) 21.Rc5+/– (21.dc5?! a6=) 21...Be6 22.Nf4 Rd7 23.Rb1 Rdd8 (23...Rc8 24.f3+–) 24.Rc7 Rb8 25.Rb8 Rb8 26.h3 Rb1 (26...Ra8 27.Ne6 fe6 28.Re7+–) 27.Kh2 Rf1 28.Kg3 g5 29.Ne6 fe6 30.Ra7 1–0. Omielanczyk,Remigiusz – Nowosad,Jan, Miedzywojewodzkie Mistrzostwa Juniorow Poland, 2010.

7.d4 0–0 8.Nd2 Re8 9.c4 dc4 10.Bc4 Bb4 11.Ne2 Ne4–/+ 12.Bc1 Nc3 13.Qc2? Ne2–/+ 14.Be2 Nd4 15.ed4 Qd4 16.Bb2 Re2?? 17.Ke2+– Bg4 18.f3 Re8 19.Kf1 Qe3 20.Nc4 Qf4+/– 21.Be5 Re5= 22.Ne5 Qe5 23.Rd1 Qb5? 24.Qd3 Qd3 25.Rd3+– Be6 26.Rd8 Bf8 27.a4 g6+/– 28.g3 Kg7 29.Kg2 c5 30.Rb1+– c4 31.Rb7 c3 32.Rf8 Kf8 33.Ra7 c2 34.Rc7 Bb3 35.a5 (35.a5 g5 36.a6+–) 1–0. Gagne,Micel – Boudreault,Daniel, 1997.

7.d4 0–0 8.Nf3 Re8 9.Ba3 Bf5 10.Bd6 Qd6 11.Bd3 =+.

7.d4 Ne4 8.Nd2 Bf5 (8...0–0 9.Ne4 de4 10.Bb5–/+) 9.Ne2 (9.Qb3 Nd2 10.Kd2 Rb8=+) 9...0–0 (9...Nd2 10.Qd2 Qh4 11.Rc1=+) 10.Ne4 Be4 11.f3 (11.Ng3!?=+) 11...Bg6–/+ 12.h4 Qe7 (Better is 12...Qe8–/+) 13.h5? (Better is 13.Bc1!?–/+) 13...Qe3–+ 14.Qd2 Bg3?? (Better is 14...Qd2 15.Kd2 Bf5–/+) 15.Kd1+– Qd2 16.Kd2 (16...Bd6 17.hg6 fg6 18.Bc1+–) 1–0. Hyperboleweevil (1900) – guest962, ICC, 2003.

7.d4 Ne4 8.Nf3 0–0 9.Bd3 Bf5 10.0–0 Re8 11.a4 =+.

7.d4 Bf5 8.Bd3 Bg6 9.Bg6 hg6 10.h3 Qd7 11.Nd2 Qe6 12.Qb3= 0–0 13.Qb7 Rab8 14.Qc6+= Rb2 15.Ngf3 Rfb8 16.Qa4 Ne4 17.Ne4 Qe4 18.0–0 Rb1? 19.Nd2 Rf1+/– 20.Nf1 Rb2+= 21.c4?? Qf5–+ 22.f3?? Qg5 23.g3 Bg3 24.Kh1 Bd6 (24...Bd6 25.Qe8 Kh7 26.Ng3 Rh2 27.Kh2 Qg3 28.Kh1 Qh2#) 0–1. Huelle,Gunter – May,Peter, Chemnitz op, 1998.

7.d4 Bg4 8.Nf3 0–0 9.Ba3 Ba3 10.Na3 Ne4 11.Qb3 =+.

7.Be2 0–0 8.Ba3 Re8 9.Nf3 Bg4 10.Bd6 Qd6 11.d4 =+.

7.Be2 0–0 8.d3 Bf5 9.Nf3 Ne5 10.Ne5 Be5 11.Nd2 c5 12.Nf3 Bc7 13.0–0 Qd6 14.g3 Rfe8 15.Re1 Nd7 16.c4 Ba5 17.Nd2 d4 18.e4 Bh3 19.f4 Qh6 20.Bc1 f5 21.e5 g5 22.fg5 Qg7=+ 23.Bf3 Ne5–/+ 24.Bd5 Kh8 25.Re5 Re5 26.Nf3 Bg4 27.Bd2?? Bd2–+ 28.Qd2 Rd5! 29.cd5 Bf3 30.d6 Re8 31.Rf1 Re2 32.Re1 Re1 33.Qe1 Bc6 34.h4 c4 35.dc4 d3 36.Qd2 Qd4 37.Kf1 Qe4 38.c5 Qh1 39.Kf2 Qg2 40.Ke3 Qf3 41.Kd4 Qd5 42.Ke3 Qc5 43.Kd3 Qd6 (43...Qd6 44.Kc2 Be4 (44...Qg3?! 45.Qd8 Kg7 46.Qf6 Kg8 47.Qe6 Kf8 48.Qf5 Ke8 49.Qe6 Kd8 50.Qg8 Kc7 51.Qh7 Kb6 52.Qh8–+) 45.Kd1 Bd5–+; 43...Bb5) 0–1. Palikarski,Vasil – Kalaidjiev,Radko, BUL–chT Plovdiv, 2003.

7.Be2 Qe7 8.Nf3 0–0 9.0–0 Re8 10.d3 Ne5 11.c4 =+.

7.Be2 Bf5 8.Nf3 0–0 9.Ba3 Re8 10.0–0 Rb8 11.d4 =+.

7.Nf3 0–0 8.Ba3 Re8 9.Bb5 Bg4 10.Bd6 Qd6 11.0–0 =+.

7.Nf3 0–0 8.Be2 Qe7 9.0–0 Bg4 10.d4 Rfe8 11.a4 Na5 12.Nbd2 Rad8 13.Ne1 Be2 14.Qe2 Ne4 15.Nef3 Nd2 16.Nd2 Qh4 17.g3 Qh3 18.Qf3 Qe6 19.Ba3 Ba3 20.Ra3 b6 21.Rb1 Re7 22.Kg2 Rde8 23.Rb5 c6 24.Rb1 Qg6 25.Qe2?? Nc4!–+ 26.Raa1 Ne3 27.fe3 Re3 28.Qd1 Re2 29.Kg1 Qh5 30.h4 Qg4 31.Qe1 Re1 32.Re1–+ Qg3 33.Kf1 Re6 34.Re6 fe6 (34...fe6 35.Ra2 Qc3–+) 0–1. Buck,Klaus Michael (1790) – Blasco,Domenico (1965), Open A Arco di Trento ITA, 2007.

7.Nf3 Qe7 8.c4 0–0 9.d4 dc4 10.Bc4 Bh2 11.Rh2 =+.

7.Nf3 Bg4 8.Be2 0–0 9.0–0 Qe7 10.d3 Ne5 11.Nbd2 =+.

7.Nf3 Bg4 8.Be2 0–0 9.d4 Qe7 10.a4 Rfe8 11.Nbd2 Nd8 12.Qb3 c6 13.0–0 Qc7 14.g3 Ne4 15.Qd1 Bh3 16.Ne4? de4–+ 17.Nd2 Bf1 18.Bf1 f5 19.Qh5 Qd7 20.Nc4 Nf7 21.h4 Qe6 22.Na5 Qg6?? 23.Qd1? Bg3 24.fg3 Qg3 25.Bg2 Qe3 26.Kh1 Qf2 27.Ba3 Qh4 28.Kg1 Qg3 29.Qe1 Qg4 30.Nb7 Ng5 31.Kf1? f4 32.Bd6 f3 33.Qg3 fg2 34.Kg2 Qg3 35.Kg3 Re6 36.Bf4 Rg6 37.Bg5 Rg5 38.Kf4 h6 39.Nd6 Rf8 40.Ke4 Rg3 41.c4 g5 42.Rh1 Rf4 43.Ke5 Re3 44.Ne4 Ree4 45.Kd6 Rd4 46.Kc6 Rc4 (46...Rc4 47.Kd7 Kg7–+) 0–1. Schoeler,Klaus – Jobski,Werner (1785), Bayern–ch Seniors, 2000.

7.Nf3 Bg4 8.Be2 0–0 9.d4 Re8 A) 10.0–0 Ne4 11.c4 dc4 12.Bc4 Qf6 13.h3 Bh5 14.Bb5=+; B) 10.Ba3 Ne4 11.Bd6 Qd6 12.0–0 Qe6 13.Nfd2 Be2 14.Qe2=+.

7.f4 0–0 8.Be2 Na5 9.Na3 c6 10.Nf3 Bg4 11.Rb1 –/+.

6.c3 Be7

7.d4 0–0 A) 8.Nf3 A1) 8...Ne4 9.Nbd2 Bg4 10.Bd3 Nd2 11.Qd2; A2) 8...Bf5 9.Be2 Re8 10.0–0 Ne4 11.Nbd2; A3) 8...Bg4 9.Bd3 Re8 10.0–0 Ne4 11.h3; A4) 8...Re8 9.Be2 Ne4 10.0–0 Be6 11.Nbd2; B) 8.Be2 B1) 8...Bd6 9.Nf3 Ne4 10.Nbd2 Qf6 11.c4; B2) 8...Ne4 9.Nf3 Qd6 10.0–0 Qg6 11.c4; B3) 8...Re8 9.Nf3 Bf5 10.0–0 a6 11.Ba3; B4) 8...Nb8 9.Nf3 Nbd7 10.0–0 Nb6 11.Nbd2; C) 8.Bd3=+ C1) 8...Bg4 9.Ne2 a6 10.0–0 Re8 11.Ba3; C2) 8...a6 9.Nf3 Re8 10.Ba3 Ba3 11.Na3; C3) 8...Rb8 9.Nf3 Re8 10.0–0 Ne4 11.Qc2; C4) 8...Re8 9.Ne2 Ne4 10.0–0 Bf5 11.Qc2.

7.d4 Bd7 8.Ba3 A) 8...0–0 9.Bd3 (9.Nf3 Bg4 10.Be7 Ne7 11.Bd3; 9.Be7 Qe7 10.Bd3 Rfe8 11.Nf3) 9...Bg4 10.Be7 Ne7 11.Nf3; B) 8...Bg4 9.Be7 (9.Qb3 Ba3 10.Na3 Rb8 11.Bd3; 9.Be2 Be2 10.Ne2 Rb8 11.Be7; 9.Nf3 Ba3 10.Na3 0–0 11.Be2) 9...Qe7 10.Nf3 a6 11.Bd3; C) 8...Bf5 9.Bb5 (9.Nf3 0–0 10.Bb5 Ne4 11.Be7; 9.Be7 Qe7 10.Bb5 0–0 11.Ne2; 9.Be2 Rb8 10.Be7 Qe7 11.Nf3) 9...0–0 10.Nf3 Ba3 11.Na3; D) 8...Ba3 9.Na3 0–0 10.Bd3 Qe7 11.Qb3.

7.d4 Bd7 8.Nd2 Na5 9.a4 Rb8 10.Qc2 c5 11.Ngf3 Qc8 12.Bb5 Nc6 13.dc5 Bc5 14.Bd3 Be7 15.0–0 h6 16.Nb3 0–0 17.Nbd4 Ng4 18.Ba3 ½–½. Huelle,Gunter – Richter,T, Leipzig, 1999.

7.d4 Bd7 8.Bd3 A) 8...Bg4 9.Nf3 0–0 10.0–0 Re8 11.Nbd2; B) 8...a6 9.Nf3 0–0 10.0–0 Bg4 11.h3; C) 8...Na5 9.Ba3 Ba3 10.Na3 Qe7 11.Nc2; D) 8...0–0 9.Nf3 Re8 10.Ba3 Ba3 11.Na3.

7.d4 Bd7 8.Nf3 A) 8...Bg4 9.Bd3 0–0 10.0–0 Re8 11.h3; B) 8...Bf5 9.Bb5 0–0 10.0–0 Re8 11.Ba3; C) 8...Bd6 9.Ba3 Bf5 10.Bd6 Qd6 11.Qb3; D) 8...0–0 9.Bd3 Re8 10.Ba3 Bg4 11.Be7.

7.d4 Ne4 A) 8.Nf3 A1) 8...Bf5 9.Be2 0–0 10.0–0 Qd7 11.c4; A2) 8...0–0 9.Nbd2 Bg4 10.Bd3 Nd2 11.Qd2; B) 8.Bd3 B1) 8...Bf5 9.Qc2 Bd6 10.Nd2 Qh4 11.g3; B2) 8...Bd6 9.Nf3 Bf5 10.0–0 0–0 11.a4; B3) 8...Bh4 9.g3 Be7 10.Nd2 Nf6 11.Ngf3.

7.d4 Bf5 A) 8.Nf3 A1) 8...Ne4 9.Be2 0–0 10.0–0 a6 11.Nbd2; A2) 8...Rb8 9.Bd3 Be4 10.0–0 0–0 11.Ba3; A3) 8...a6 9.Bd3 Be4 10.0–0 0–0 11.Ne5; A4) 8...0–0 9.Be2 Ne4 10.0–0 Re8 11.Nbd2; B) 8.Ba3 B1) 8...Ba3 9.Na3 0–0 10.Nf3 Ne4 11.c4; B2) 8...Be4 9.Be7 Qe7 10.Nd2 Rb8 11.Ngf3; B3) 8...Bg4 9.Be7 Qe7 10.Nf3 0–0 11.Bd3; B4) 8...0–0 9.Be7 Ne7 10.Nf3 Ne4 11.Bd3; C) 8.Be2 C1) 8...a6 9.Nf3 0–0 10.0–0 Rb8 11.Ba3; C2) 8...Bd6 9.Nf3 0–0 10.Ba3 Re8 11.Bd6; C3) 8...Be4 9.Nf3 0–0 10.Nbd2 Bf5 11.0–0; C4) 8...0–0 9.Nf3 Re8 10.0–0 Ne4 11.c4.

7.Be2 0–0 8.Nf3 Bf5 9.0–0 Qd7 10.d4 a6 11.Nbd2 Rfd8 12.c4 Bb4 13.cd5 Na5 14.Qc1 Rac8 15.Nc4 Nd5 16.Nfe5 Qe7 17.Na5 Ba5 18.Ba6 ba6 19.Nc6= Qg5 20.f4 Qg4 21.Na5 c5 22.dc5+= Qe2 23.Bd4+/– Be4 24.Rf2 Qb5 25.Nb3 Bf5 26.Qb2 f6 27.Qe2 Qe2 28.Re2 Re8 29.Rc1 Kf7 30.Kf2 Nb4 31.Rc4 Nd3 32.Kf3 h5 33.Rd2 Rc6 34.Na5 Rce6 35.c6?? Ne1 36.Kg3 Be4 37.c7 Rc8 38.h4 f5 39.Kh3 g6 40.Rc3 Ke8?! 41.Be5 Kf8 42.Nc4 Bg2 43.Rg2 Ng2 44.Bd6 Kg7 45.Kg2 Kf6 46.Nb6 Rd6 47.Nc8 Rd2 48.Kf3 Rd7 49.Nb6 Rc7 50.Rc7 a5 51.Rc5 a4 1–0. Psion – Psion, 4 min/Zug, 1988.

7.Be2 0–0 8.Nf3 Bf5 9.0–0 Re8 10.d3 Bd6 11.Ba3 =+.

7.Be2 Bd6 8.Ba3 0–0 9.Nf3 Bg4 10.0–0 Re8 11.Bd6 =+.

7.Be2 Be6 8.Nf3 0–0 9.0–0 Re8 10.Ba3 Bf5 11.Be7 =+.

7.Be2 Bf5 8.Nf3 0–0 9.0–0 Re8 10.d3 Rb8 11.Nbd2 =.

7.Nf3 Bd6 8.Ba3 0–0 9.Be2 Bg4 10.0–0 Re8 11.Bd6 =+.

6.c4 0–0

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

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

7.Nf3 Bg4 8.a3 Ba5 9.cd5 Nd5 10.Be2 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0–0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Re8 8.a3 Ba5 9.cd5 Nd5 10.Be2 Bg4).

6.c4 d4

7.Qb3 0–0 8.Be2 Re8 9.Qd3? (9.Nf3 de3 10.fe3 Ne4=+) 9...Bc5 10.Nf3 Nb4 11.Qb3 d3 12.Bd1 a5 13.a4 Bf5 14.Na3 c6 15.0–0 h6 16.Nd4 Bg6 17.Rc1 Qd7 18.Bf3 Be4 19.Be4 Ne4 20.Nf3 Rad8 21.Bc3 Nc3 22.Rc3 Re6 23.Rd1 Qe7 24.Ne1 Red6 25.Rcc1 f5 26.g3 Kh7 27.Ng2 Qe4 28.Ne1 g5 29.Nb1 f4 30.Nc3 Qe5 31.Nf3 Qe6 32.Kg2 g4–+ 33.Nd4 f3 34.Nf3? gf3 35.Kf3 Qh3 36.Ne2 de2 37.Ke2 Rd3 (38.Qb1 Qh5 39.Kf1 Qh2–+) 0–1. Melzig,Ernst – Kunath,Werner, 11sen.WttgEM/Ellwangen, 1999.

7.Qc2 de3 8.fe3 0–0 9.a3 Ba5 10.Nf3 Re8 11.Nc3 Bg4 12.Be2 =.

7.Qc2 de3 8.fe3 Qe7 9.Nc3 Nd4 10.Qb1 Bg4 11.Bd3 Rd8 12.a3 –/+.

7.Qc2 Qe7 8.Qd3 Be6 9.Bd4=+ 0–0–0 10.Be2 Rhe8 11.Nf3 Nd4 12.ed4 Bg4 13.Nc3 Bf3 14.Qf3 Rd4 15.0–0–0 Bc3 16.Qc3 Qc5–+ 17.Qh3 Kb8 18.Qf3 Rd2 (18...Rd2 19.Rd2 Qe5+–; better is 18...Re2 19.Qe2 Rc4 20.Qc4 Qc4 21.Kb1 Qb4 22.Kc1 Qc5 23.Kb2 Qd4 24.Kb3 Qb6 25.Kc2 Qf2–+) 0–1. Mueller,Klaus Detlef – Thorsteinsson,Erlingur, corr ICCF EU–ch GT189, 1981.

7.Nf3 de3 8.fe3 0–0 9.Be2 Bf5 (9...Ne4!?–/+) 10.0–0+= Bd3 (10...Ne4 11.Ne5 Be6 12.Qc2=) 11.Nc3 Re8 12.Nb5 Be2 13.Qe2 a6 14.Nbd4 Nd4 15.Nd4 Ne4 16.d3 Nd6 17.Rf3 c5 18.Nb3 f6 (better is 18...Qb6!?+=) 19.a3+/– Ba5 20.Rh3 (20.Raf1 Bc7 21.Nc5 b6+–) 20...g6 (better is 20...Bb6!?+/–) 21.Na5+– Qa5 22.Qf3 f5?? (better is 22...Re6 23.Qd5 Rae8 24.Bf6 b5+–) 23.Rh7 (23.Qd5 Nf7 24.Rh7 Re6 25.Qe6 Kh7 26.Qf7 Kh6 27.Qg7 Kh5 28.Qh7 Kg5 29.h4 Kg4 30.Qg6 Kh4 31.Bf6) 23...Kh7 (23...Re6 24.Qh3 Nf7 25.Rg7 Kf8+–) 24.Qh3 Kg8 25.Qh8 Kf7 26.Qf6 (26.Qf6 Kg8 27.Qg7) 1–0. usingprogram (2050) – petrut1970 (2070), internet, 2011.

7.Nf3 de3 8.fe3 Qe7 9.Nc3 0–0 10.Be2 =+.

7.Nf3 de3 8.fe3 Ng4 9.Qb3 0–0 10.Be2 Re8 11.0–0 Be6 12.Nd4 Nd4 13.Bd4 Rc8?? 14.Qb4+– b6 15.Qb2 Qh4 16.Bg4 Qg4 17.d3 Bd7 18.Nd2 c5 19.Rf4 Qg6 20.Rf3 cd4+= 21.Qd4 Bc6 22.Rg3 Qh6 23.Rf1 Rcd8= 24.Qf4 Qf4 25.Rf4 Rd3–/+ 26.Nf1 Rc3 27.Rd4 g6 28.Rgg4 Rc1 29.Rd6 Be4 30.Rd4 Bf5 31.Rg3 Ra1 32.Rd2 Be6 33.Rc2 Rc8 34.h3 Rc4 35.Rd2 Rcc1 36.Rf3 Bc4 37.Rdf2 Rf1 38.Rf1 Bf1 39.Rf1 Ra2 40.Re1 b5 41.e4 b4 42.Rb1 a5 43.g4 Ra3 44.Kg2 b3 45.Kf2 Ra2 46.Kf3 b2 0–1. hal1958 – treebeard, HCL–A1579 playchess.de, 2003.

7.Nf3 Bg4 8.h3 Bf3 9.Qf3 0–0 10.Be2 Re8 11.0–0 Qd6 12.Qf5 Rad8 13.a3 (13.Bf3 Bc5–/+) 13...Bc5 14.a4 (14.Ra2!?–/+) 14...Ne4 15.Qg4 Re6 16.Bf3 (16.g3 Ne7 17.Kh1 Qb6–+) 16...Nf2 17.Rf2 Ne5 18.Qg3 de3 19.de3 Be3 20.Be5 (20.Be2 Qc5 (worse is 20...Bf2 21.Qf2 Nd3 22.Bd3 Qd3 23.Nc3 Qc4 24.Rc1–+) 21.Be5 Re5–+ (21...Qe5?! 22.Qe5 Re5 23.Kf1–/+)) 20...Bf2 (20...Qe5?! 21.Qe5 Re5 22.Raa2–/+; 20...Re5?! 21.Nc3 Qd4 22.Rd1 Bf2 23.Qf2 Qf2 24.Kf2 Rd1 25.Nd1–/+) 21.Qf2 Qe5 (21...Re5?! 22.Nc3 Qb4 23.Rc1+=) 22.Ra2 (22.Ra3 Qe1 23.Qf1 Rde8 24.Bb7 Qb4–+) 22...Qe1 23.Qf1 Qb4 24.Re2 Re2 25.Be2 a5 26.Kh2 Qa4 27.Bh5 Qd7 28.Qf4 a4 29.c5 Qe7 30.Na3 g6 31.Bf3 Rd3 32.Nc2 Qc5 33.Qa4 Rc3 34.Be4 Kg7 35.Qd4 Qd4 36.Nd4 Rc4 37.Bb7 Rd4 38.Bc6 Rd6 39.Bb5 Kf6 40.Kg3 Ke5 41.Kf3 Kd4 42.Kg4 c5 0–1. Wantoch_Rekowski,Jacek (2245) – Martynov,AS, WS/M/186 ICCF, 2008.

7.ed4 Nd4

8.Qa4? Nc6 9.Nf3 (9.a3 Bc5 10.Nf3 0–0–/+) 9...0–0 10.Be2 Re8 11.Nc3 (11.a3 Bc5 12.Nc3 Bg4–/+) 11...Qe7 (11...Bg4 12.0–0–0–+) 12.Qd1 Bf5 13.d3 Nh5–+ 14.Kf1 Nf4 15.Ng1 Bc3 16.Bc3 Qg5 17.g3 Ne2 18.Ne2 Bg4 19.h4 Qf5 20.Kg1 Re2 21.Rh2 Rd8 22.d4 Re4 23.Qb1 Qf3 24.Qb3 Nd4 25.Bd4 Red4 26.Qf3 Bf3 (26...Bf3 27.Rg2 Rc4–+) 0–1. Schaefer,Dirk (2225) – Scholz,Sascha (2205), remoteschach.de, 2004.

8.Qa4? Bd7 9.Qd1 Bc5 –/+.

8.Qa4? Bd7!? 9.Qd1 Bf5 10.Qa4 c6 –+.

8.Nc3 0–0 9.Nce2 Re8 10.Bd4 Qd4 11.Nf3 Qc5 12.g3?? Ne4 13.Nfd4 Bd2 14.Qd2 Nd2 15.Kd2 Qc4 16.Bg2 c5 17.Rhc1 Qb4 18.Kd3 cd4 19.Nd4 Bf5! (20.Be4 Re4 21.Rc4 Rf4 22.Ke3 Re8 23.Kf4 Qd6 24.Kf5 Qg6 25.Kf4 Qe4 26.Kg5 Re5 27.Nf5 Rf5#). Melzig,Ernst – Langer,Karl_Heinz, 12sen.Bad Sooden–Allendorf, 2000.

8.Ne2 Bc5 9.Nbc3 0–0 10.Na4 Ne4 11.Qc1 Ne2 12.Be2 Bf2 13.Kf1 –+.

8.Ne2 Bc5 9.Nbc3 Qe7 10.Nd5 Nd5 11.cd5 Bd7 12.Rc1=+ Bb6 13.Rc4 Nf5–/+ 14.Qb3 Nd6 15.Rf4 Rg8 16.Bd4 Ba5 17.Qa3?? Bd2!–+ 18.Kd1 Bf4 19.Nf4 Qe4 20.Ne2 Nf5 21.Qc5 Ba4 22.Kd2 Qb1 23.Nc3 Qc2 24.Ke1 Qc1 25.Ke2 Qc2?? 26.Kf3?? (26.Kf3 Bd7 27.Be5–+; better is 26.Ke1=). Chirpii,Alexandru (2145) – Roitburd,Marina, Kishnev ULIM Cup, 2001.

8.Ne2 Bc5 9.Nd4 Bd4 10.Bd4 Qd4 11.Nc3 Bg4 12.Be2 0–0–0 13.Bg4 Ng4 14.0–0 Qf4 15.g3 Qc4 16.Re1 Rhe8 17.Qf3 Kb8 18.Re8 Re8 19.d4 Qd4 20.Rb1 b6 21.Qf7 Rc8 22.Rb3 Ne5 23.Qf5 Rd8 24.Kg2 h6 25.Qe4 c5 26.Qd4 Rd4 27.Nb5 Rb4 28.Re3 Rb5 29.Re5 Ra5 30.Re8 Kb7 31.Re7 Kc6 32.Rg7 c4 33.Kf3 c3 34.Ke2 0–1. wiking – Bergman, queenalice.com, 2009.

7.Nf3 Bc5

8.Ba3 Ba3 9.Na3 0–0 10.Qc2 Bg4 11.Be2 Nb4 12.Qb2 Bf3–/+ 13.gf3 c5 14.Rg1 Qd6 15.Rg2 b6 16.Nc2 Nc2 17.Qc2 Rad8 18.Qf5 de3 19.de3 Qd2 20.Kf1 Qc3 21.Re1 Rd2 22.e4 Re8 23.Qg5 Nd7 24.e5 g6 25.f4 Nf8 26.Rg3 Qd4 27.Qh6 Ra2 28.Re3 a5 29.Rd1 Ra1 30.Ra1 Qa1 31.Kg2 Qd4 32.Kg1 Ne6 33.Rh3 Qf4 34.Qh7 Kf8 35.Re3 Ng5 36.Qh8 Ke7 37.Qg7 Ne6 38.Qh7 Nd4 39.e6 Ne6 40.Qh3 Rd8 41.Qf1 Kf8 42.Qh3 Kg7 43.Qf1 Nd4 0–1. pierre – Fahrudin87, internet, 2007.

8.Na3 0–0 9.Nc2 d3 10.Ncd4 Bd4 11.Nd4 =+.

8.Na3 Bg4 9.h3 Bh5 10.g4 Bg6=+ 11.Nb5 de3 12.de3 Bb4 13.Bc3 Bc3 14.Nc3 Qd1 15.Rd1= Rd8 16.Nd4 Nd4 17.ed4 0–0 18.Bg2 Rfe8 19.Kf1 Ne4 20.Nd5 c6–/+ 21.Nf4 Nc3 22.Rd2 Ne4 23.Rd1= Nc3 24.Rd2 Nb1 25.Rd1?? Bc2–+ 26.Rc1 Rd4 27.Bc6 Nd2 28.Kg1?? bc6–+ 29.Rc2 Nf3 30.Kg2 Rf4 31.Kg3 Rf6 (31...Rf6 32.Rb2 a5–+; better is 31...g5!? 32.Rd1–+) 0–1. Lien,Gaute – Sjol,Henrik, Norwegian Open, 2005.

8.Qb3 0–0 9.Be2 Re8 10.0–0 Bg4 11.h3 Bf5 12.ed4 (12.Qb7!? Qd6 13.Ba3=) 12...Bd4 (12...Re2?! 13.dc5 Be4 A) 14.Qb7? Rb8 15.Bf6 Qf6 (15...Rb7 16.Bd8 Bf3 17.Bg5+/–) 16.Qc7 Bf3–+ (16...Qa1 17.Nc3 Qb2 18.Ne2 Bf3 19.gf3+/–); B) 14.Ne1 Bb1 15.Rb1=; 12...Nd4?! 13.Bd4 Bd4 14.Nd4 Qd4 15.Nc3–/+) 13.Bd4 Nd4 (worse is 13...Re2 14.Bf6 (worse is 14.Qb7 Re6 15.Qb2 Be4 16.Bf6 Rf6+=) 14...gf6 15.Nc3+=) 14.Nd4 Qd4 15.Nc3 Rab8 16.d3 a6 (16...Bd3 17.Rfd1 Qc4 18.Rd3+–) 17.Rfd1 c5 18.Bf3 b5 (18...Bd3 19.Be2 Be2 20.Rd4 cd4 21.Ne2 Re2 22.Rd1+/–) 19.cb5 Be6 (19...Bd3 20.Ne2 Re2 21.Be2+=) 20.Qc2 ab5 21.Bc6 Bd7 22.Bd7 Nd7 23.a4 ba4 24.Ra4 Rb4 25.Nb5 Qf4 26.Rb4 Qb4 27.Nc3 Nf8 28.Rb1 Qd4 29.Qa4 Rd8 30.Qd4 cd4 31.Ne2 Ne6 32.f4 g6 33.g4 Nc5 34.Kg2 h6 35.Kf3 Kg7 36.h4 Ra8 37.Nd4 Ra3 38.Nc2 Rd3 39.Ne3 Nb3 40.Ke2 ½–½. Solare,Juan (2100) – Futida,Souitiro (2055), CL2–2007.03.06, 2007.

8.Qb3 0–0 9.Be2 Bf5 10.0–0 Rb8 11.ed4 Nd4 12.Bd4 Bd4 13.Nc3 Re8 14.Rae1 c6 15.Qa3 Qd7 16.c5 b6 17.Nd4=+ Qd4 18.Qa7 Qd2 19.Rc1 b5 20.Bf3 b4 21.Ne2 Ra8 22.Qb7 Qa2 23.Nd4= Rab8 24.Qc7 Bd3 25.Bc6 Red8 26.Qg3 Bf1 27.Rf1 Qc4 28.Nf5 g6 29.Qg5 Qe6 30.Nh6? Kg7–+ 31.Bf3 0–1. pierre – scarface, internet, 2006.

8.ed4 Nd4 9.Be2 0–0 10.0–0 Re8 11.Bd4 Bd4 12.Nc3 Bc3 13.dc3 Qd1 14.Bd1 (14.Rad1?? Re2 15.Rd8 Re8 16.Re8 Ne8–+) 14...Be6 15.Ba4 c6 (15...Bc4?! 16.Be8 Bf1 17.Bf7 Kf7 18.Kf1=) 16.Bb3 Ne4 17.Rfe1 Bg4 (worse is 17...Nc3 18.Re3 Bc4 19.Rc3 Bb3 20.ab3+/–) 18.Re3 Bf3 19.Rf3 Nc5 20.Kf1 g6 21.Rf4 Re7 22.Rd1 Rae8 23.Rfd4 Ne4 24.R4d3 f5 25.g3 Nc5 26.R3d2 Kg7 27.Bc2 Kf6 28.Rd6 Kf7 29.R6d2 Re6 30.h4 Re5 31.Rd6 Kg7 32.R6d2 Kf6 33.Rd6 Kg7 34.R6d2 ½–½. Degterev,Pavel (2270) – Contreras,Juan A (2290), WC–2013–S–00009, 2010.

8.ed4 Nd4 9.Be2 0–0 10.Bd4 Bd4 11.Nc3 Re8 12.0–0 Bf5 13.Re1 Ng4 14.Nd4 Qd4 15.Bg4 Bg4 16.Qb3 Re1 17.Re1 Qd2 18.Kf1 Bf5 19.Ne4 Qd4 20.Qb7 Qc4 21.Kg1 Rd8 22.h3 a5 23.Qb3 Qb4 24.Qb4 ab4 25.Nc5 Be6 26.Ne6 fe6 27.Re6 Rd1 28.Kh2 c5 29.Re4 Rd3 30.Re7 Rd2 31.Rc7 Rc2 32.Kg3–/+ c4 33.Kf3 c3 34.Rb7 Rb2 35.Ke3 Kf8 36.g3 g6 37.h4 Ke8 38.g4 Kd8 39.f4 Kc8 40.Rb5 Kd7 41.h5 Kc6 42.hg6 hg6 43.Rb8 Rb1 44.Kd3 ½–½. marekt – Annettebaby, chessworld.com, 2008.

8.Be2 d3–+ 9.Bf1 Nb4 10.Qa4? (10.Na3 0–0 11.g3–+) 10...Bd7 11.Qb3 Nc2 12.Kd1 Ne4 (12...Na1?! 13.Ba1 0–0 14.Bd3–+) 13.Qd3 (13.Kc1 Nf2 14.Rg1–+) 13…Nf2 (13...Nf2 14.Kc2 Ba4 15.Qb3 Bb3 16.ab3 Nh1 17.Bg7 Rg8–+) 0–1. Rush,Bradley – Pozuelo,Miguel, ZN–2012–0–01976, 2012.

6.c4 Be6

7.a3 Be7 8.cd5 Bd5 9.Nc3 0–0 10.Nd5= Qd5 11.Nf3 Rad8 12.Rc1 Qa5 13.Qc2 Rd7 14.Bd3 h6 15.0–0+= Rfd8 16.Bc4 Nd5 17.Qb3 Qb6 18.d4 Na5+= 19.Qb6 Nb6 20.Ba2 Nc6 21.Rc2 Bd6 22.d5 Ne7 23.e4 Ng6 24.Nd4 Re8+= 25.f3 Na4 26.Nb5 Nb2= 27.Nd6 cd6 28.Rb2 Rc8 29.Rfb1 Rdc7 30.Bb3 Ne5 31.h3 g5 32.Ba4= b6 33.Kh2 Nc4 34.Ra2 Rc5 35.Bc6 Ne5=+ 36.a4 (36.Ba4!?=+) ½–½. Van Splunter,Arjen – Van den Berg,Harmen, NED–ch U14 op, 2000.

7.Qc2 0–0 8.Nf3+= (8.a3 A) 8...Be7 9.Nf3 (9.d4 a6 10.cd5 Qd5 11.Nc3 Qh5 12.Nf3 Rfe8; 9.Bd3 dc4 10.Bc4 Bc4 11.Qc4 Na5 12.Qa4 c5; 9.Be2 Qd7 10.Nf3 Bf5 11.d3 dc4 12.Qc4 Rad8) 9...Bg4 10.Be2 dc4 11.Bc4 Bf3 12.gf3 Na5; B) 8...Bd6 9.c5 (9.Nf3 dc4 10.Bc4 Bc4 11.Qc4 Re8 12.0–0 Qe7) 9...Be7 10.Nf3 Qd7 11.Bb5 Nb4 12.ab4 Qb5) 8...Re8 (8...Be7 9.a3+= (9.Bf6 Bf6 10.d4 dc4 11.Bc4 Nd4 12.Nd4 Bd4; 9.c5 Ne4 10.d4 Bf5 11.Qa4 Bh4 12.g3 Bf6) 9...Bg4 10.d4 Bf3 11.gf3 Re8 12.Nd2 Qd7; 8...Ba5 9.a3 h6 10.Bd3 Re8 11.0–0 Qe7 12.Rc1 a6; 8...Bg4 9.a3 (9.cd5 Nd5 10.a3 Bd6 11.Bd3 Nf6 12.Ng5 h6; 9.Nd4 Nd4 10.Bd4 c5 11.Bb2 b6 12.a3 Ba5; 9.Be2 dc4 10.Qc4 Be6 11.Qb5 Be7 12.Ng5 Bd5; 9.Bd3 Bf3 10.gf3 d4 11.a3 Bc5 12.f4 Re8; 9.h3 Bf3 10.gf3 d4 11.a3 Bc5 12.Qf5 Re8) 9...Be7 10.Be2 dc4 11.Bc4 Bf3 12.gf3 a6; 8...Bd6 9.c5 (9.a3 dc4 10.Bc4 Bc4 11.Qc4 Re8 12.0–0 Rb8) 9...Be7 10.Bf6 Bf6 11.d4 Bg4 12.Be2 Bf3; 8...Ne4 9.a3 (9.Nc3 Nc3 10.dc3 Bd6 11.Bd3 h6 12.cd5 Bd5; 9.cd5 Qd5 10.Nc3 Nc3 11.dc3 Bd6 12.Be2 Rfe8; 9.Bd3 f5 10.a3 Re8 11.cd5 Qd5 12.Bg7 Ba3) 9...Bd6 10.d4 Qf6 11.Bd3 Qg6 12.0–0 Bg4) 9.Be2 (9.Ng5 h6 10.Ne6 Re6= 11.Be2 d4 12.0–0 Qd6; 9.a3 Be7 10.Ng5 Bc8 11.Nc3 d4 12.Nd5 h6) 9...h6 (9...Be7 10.a3+= (10.c5 Ne4 11.d4 Bf5 12.Qa4 Qd7) 10...Qd7 11.0–0 Bf5 12.Qc3 dc4; 9...dc4 10.a3 Ba5 11.Bc4 Bc4 12.Qc4 Qd6) 10.0–0= ½–½. Dzuris,I – Orsag,M, Bardejov–SNV+Margecany, 2000.

7.Qc2 dc4 A) 8.Nf3 Bf8 (8...b5 9.a4 a6 10.ab5 ab5 11.Ra8 Qa8 12.Bf6 gf6; 8...Qd5 9.Bf6 gf6 10.a3 Be7 11.Nc3 Qd7 12.Ne4 f5) 9.a3 Na5 10.Nd4 Bd7 11.Bc4 Nc4 12.Qc4 Be7; B) 8.a3 Bd6 9.Bc4 Bc4 10.Qc4 0–0 11.Nf3 Re8 12.0–0 Rb8; C) 8.Bc4 0–0 (8...Bc4 9.Qc4 a6 10.Nf3 0–0 11.0–0 Re8 12.d3 Rb8) 9.Nf3 (9.Be6 fe6 10.Nf3 Rb8 11.0–0 Bd6 12.e4 Nh5; 9.Ne2 Bc4 10.Qc4 Re8 11.0–0 Bd6 12.d3 Nd7) 9...Bd6 10.0–0 Nb4 11.Qb3 Bc4 12.Qc4 b5.

7.Qc2 d4 8.Nf3 (8.ed4 Nd4 9.Qd3 Bc5 10.Ne2 Nf5 11.Nf4 Ng4 12.Ne6 Bf2) A) 8...Bc5 9.Qb3 (9.Be2 0–0 10.a3 Qd7 11.Bd3 Rad8 12.Ng5 Kh8; 9.Qa4 0–0 10.Qb5 Qd6 11.Be2 a6 12.Qb3 b5) 9...b6 10.Bd3 Qd6 11.0–0 0–0 12.Re1 Rad8; B) 8...de3 9.fe3+= Qe7 10.Be2 0–0–0 11.0–0 Bd6 12.Ng5 Bd7.

7.cd5 Qd5 8.Bf6 gf6 9.Nc3 Bc3 10.dc3 Qa5 11.Ne2 Rd8 12.Qc2 0–0 13.Nf4 Bf5 14.Qb3 Rfe8 15.Be2 Be6 16.Ne6 Re6 17.0–0 Kh8 (17...Red6 18.Rfd1+/–) 18.Rad1 Rg8 19.Rd5 Qb6 20.Qb6 ab6 21.Rd7 Re7 22.Rfd1 Rd7 23.Rd7 Ra8 24.Rf7 Ra2 25.Bf1 Rc2 26.Rc7 Rc3 27.h4 Rc5 (27...Rc1 28.g3+/–) 28.Rb7+– (28...Ne5 29.Rb6+–) 1–0. orane (2025) – garlicpapper6 (2170), Live Game Caissa's Web, 2004.

6.Bd3 0–0

7.Ne2 Re8 8.0–0 Ne5 9.Bb5 c6 10.f4 Nc4 11.Bc4 dc4 12.a4 Bf5 13.Ng3 Bg4 14.Qe1 Qe7 15.f5 Bd6 16.h3 Qc7 17.d3?? Bg3–+ (17...Bg3 18.Qc3 Be2 19.Qc4 Bf1 20.Bf6 gf6 21.Qg4 Kh8 22.Kf1 Qe5–+) 0–1. Walaszyk,Z – Malinowski,A, 3. ch Poznan Poland, 1993.

7.Ne2 Re8 8.0–0 Ne5 9.Bb5 c6 10.f4 Ng6 11.Bd3 Bd7 12.Bf6 Qf6–/+ 13.Nbc3 Ne7 14.Rb1 Qd6 15.Qe1 b5 16.f5 Ba5 17.f6 gf6 18.Qh4 Ng6 19.Rf6 Re6 20.Re6 fe6 21.Bg6+= hg6 22.Qf6 Be8 23.Nf4 Bd8 24.Qe6 Qe6 25.Ne6 Ba5 26.Rf1 Bd7= 27.Rf6 Re8 28.Nc5 Bf5 29.Rc6 Bc3 30.dc3 Re3 31.Nd3 Re2 32.Nf4 Rc2 33.Nd5 Ra2 34.Ne7 Kf7 35.Nf5 gf5 36.Rc5 a6 37.Rf5 Ke6 38.Rg5 Kd7 39.h4+= (39.h4 Re2 40.h5+=). Ewert,Jerzy – Sokolowski,M, corr 1. AMM Poland, 1991.

7.Ne2 Re8 8.a3 Bd6 =+.

7.Nf3 Ne4 8.0–0 Bf5 9.a3 Bc5 10.c4? (better is 10.Bb5=) 10...Nf2!–+ 11.Rf2 (11.Rf2 Bd3 Discovered attack; 11.Kf2 Bd3 Discovered attack) 11...Bd3 12.Qb3 (better is 12.cd5!? Qd5 13.Ne1–/+) 12...dc4 (12...Bc4?! 13.Qc3 f6 14.d3 Be3 15.dc4–+) 13.Qc3 f6 14.Ng5 Bd4 (better is 14...Re8!? 15.Nh3 Bd6–+) 15.ed4 fg5 16.a4 (16.d5 Qe7 17.Qg7 Qg7 18.Bg7 Rf2 19.Kf2–+) 16...Rf2 17.Kf2 (17.Na3 Qd5 18.Kf2 Re8 19.Kg3 Re2 20.Rg1 Qd6 21.Kg4 Qf4 22.Kh3 Qh4) 17...Qf6 18.Kg1 (18.Kg3 Qf4 19.Kh3 Qh4) 18…Qf1 0–1. Neumann,Frank – Kolanek,Roman (2020), OP–2011–0–01851, 2011.

6.Ne2 0–0

7.Ng3 Bd6 8.Be2 Be5 (8...Re8 9.0–0=+) 9.Nc3 (9.Be5!? Ne5 10.d4=) 9...d4–/+ 10.Na4 de3 11.fe3 Qd6 12.Be5 Ne5 13.0–0 Be6 14.Nc3 Rad8 15.Nce4 Ne4 16.Ne4 Qb4 17.Rf4 Qe7 18.Qe1 Ng6 19.Rf2 a6 20.Bd3 Ne5 21.Be2 Ng6 (21...f5 22.Ng3=+) 22.Bd3 c5 23.Qb1 c4–/+ 24.Bf1 Ne5 25.h3 Qc7 26.d4=+ cd3 27.cd3 f5 28.Ng5 Rd6 29.Ne6= Re6 30.Qb3 Qf7? 31.d4+– Nd7? 32.Bc4 Rfe8 33.Raf1 g6 34.e4! Kg7 35.ef5 gf5 36.Rf5 Nf6 37.Rf6! Qf6 38.Rf6 Rf6 39.Qb7 Kh6 40.Bd3 Re1 41.Kh2 1–0. Otte,Marco – van Swieten,Jef, Wag.Intcomp, 1997.

7.Ng3 Re8 8.Be2 d4 9.ed4 Nd4–/+ 10.Bd4 Qd4–+ 11.c3 Qd5?? 12.0–0?? Bd6–/+ 13.d4 Bg3 14.fg3=+ c6 15.Bf3 Qd6 16.Nd2 Be6 17.Nb3 Bc4 18.Rf2 Bd5 19.Nc5 b6 20.Nd3 Ne4 21.Be4 Be4 22.Ne5 f6 23.Ng4 Rad8 24.Ne3 Qe7 25.Qg4 Qa3 26.Nd1 Bd3 27.h3 Re1 28.Kh2 (28.Kh2 Rde8 29.Rf6–+). Maciejewski,R – Kowalkowski, corr 1. AMM Poland, 1991.

7.Ng3 Re8 8.Be2 Ne5 9.0–0 c6 10.d4 Ng6 11.Nd2 Qc7 12.Nb3 b6 13.Rc1 b5 14.a3 Bd6 15.Qd3 Be6 16.Nd2 Re7 17.f4 Bd7–/+ 18.Rce1? Rae8–+ 19.Nf3 Re3 20.Qd2 Bf4 21.Ne5 R3e5 22.Rf4 Re2! 23.Ne2 Nf4 24.Nf4 Re1 25.Qe1 Qf4 (25...Qf4 26.Qa5 Qe3 27.Kh1 Bf5–+) 0–1. Maciejewski,Ro – Sokolowski,M, corr 1. AMM Poland, 1990.

6.Qf3 Be7

7.Bf6 Bf6 8.d4 Nb4 9.Kd1 c5 10.c3 Nc6 =+.

7.h3 0–0 8.d4 Nb4 9.Bd3 c6 10.Nc3 Qb6 11.Qe2 Nd3 12.cd3 Bf5 13.Rd1 Bb4 14.a3 Ba5 15.Ba1 c5 16.Nf3 c4! 17.dc4 Qb3 18.Qb2 Qc4 19.Rc1 Ne4 20.Nd2 Bc3 21.Qc3 Nc3 (21...Qc3?! 22.Bc3 Nc3 23.Rc3=) 22.Nc4 Na2 (22...dc4?! 23.Bc3 Bd3 24.h4=) 23.Nd6 Nc1 24.Nf5 Rfe8 25.0–0 g6 26.Nd6 Ne2 27.Kh2 Re7 28.Rb1 b6 29.Re1 Nf4! 30.Kg3 (30.ef4 Re1 Pinning (30...Re1 Deflection; 30...Re1 Clearance)) 30...Nh5 31.Kf3 Nf6 32.Rc1 Rd8 33.Nb5 Kg7 34.Rc6 Ne4 35.Ke2 Rdd7 36.Rc2 a6 37.Nc3 Nc3 38.Bc3 Rc7 39.Kd3 Re8 40.Rb2 Re6 41.Bd2 f5 42.f3 Kf6 43.h4 b5 44.Rb1 h6 45.Bb4 g5 46.hg5 hg5 47.Rh1 Kg6 48.Rh8 Rc1 49.Rg8 Kh6 50.Rh8 Kg7 51.Rd8 Rg1 52.Rd5 Kf6 53.e4 fe4 54.fe4 Rg2 55.Rf5 Kg6 56.d5 Rf6 (better is 56...Re8–/+) 57.d6+= Rg3 58.Kd4 (58.Kd4 Rh3 59.d7+–) 1–0. Meireles – De Magalhaes, CBI–E–XV–P–0009, 2001.

6.Nf3 0–0

(--> 5.Bb2 0–0 6.Nf3 d5).

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

7.c4 Qe7 8.a3 Ba5 9.cd5 Nd5 10.Be2 Bg4 11.0–0 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0–0 Qe7 11.a3 Ba5).

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

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

7.Be2 a6 8.0–0 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6. Be2 0–0 7.Nf3 Re8 8.0–0 a6).

7.Be2 Ne4 8.0–0 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Ne4).

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

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

7.Be2 Qe7 8.0–0 Bf5 9.d3 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6. Be2 0–0 7.Nf3 Re8 8.0–0 Bf5 9.d3 Qe7).

7.Be2 Qe7 8.0–0 Bg4 9.d3 Rad8 10.Nbd2 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bg4 9.d3 Qe7 10.Nbd2 Rad8).

7.Be2 Re8 8.0–0 Qe7 9.c4 Bf5 10.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bf5 10.0–0 Qe7).

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

7.Be2 Bf5 8.0–0 Qe7 9.d3 Rad8 10.Nbd2 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bf5 9.d3 Qe7 10.Nbd2 Rad8).

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

7.Be2 Bf5 8.0–0 h6 9.d3 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6. Be2 0–0 7.Nf3 Re8 8.0–0 Bf5 9.d3 h6).

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

7.Be2 Bg4 8.0–0 Re8 9.a3 Bd6 10.c4 Qe7 11.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0–0 Qe7 11.a3 Bd6).

7.Be2 Bg4 8.0–0 Re8 9.h3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bg4 9.h3).

7.c4 Re8

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

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

8.cd5 Nd5 9.Be2 Qe7 10.0–0 Bf5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bf5 10.0–0 Qe7).

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

8.Be2 Bg4 9.0–0 a6 10.cd5 Nd5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0–0 a6).

6.Nf3 a6

7.a3 Ba5 8.c4 Bg4 (8...Bf5+=) 9.Nc3 (better is 9.cd5!? is worthy of consideration 9...Qd5 10.Be2=) 9...d4–/+ 10.Na2? (10.Nb1!?–/+) 10...de3 (10...Ne4 11.Qc2 Qe7–/+) 11.fe3–/+ Ne4 12.Nb4?? (better is 12.Be2!? 0–0 13.Nb4 Nb4 14.ab4 Bb4 15.Bc1–/+) 12...Nb4 (better is 12...Bf3 and the rest is a matter of technique 13.gf3 Qh4 14.Ke2 Qf2 15.Kd3 Bb4–+) 13.ab4 Bf3 14.Qc2?? Qh4–+ 15.g3 Ng3 (15...Ng3 16.Rg1 Nh1 17.Rg3 Ng3–+) 0–1. Bougot,Joel (1880) – Crahan,Alan (1610), FRA–chT4, 2001.

7.a3 Bd6 8.c4 Be6 9.cd5 Bd5 10.Nc3 Be6 11.Qc2 Qe7 12.Be2 Bd7 13.Bc4 Ne5 14.Ne5 Be5 (worse is 14...Qe5 15.Nd5 Qf5 16.Nf6 gf6 17.Bd3+/–) ½–½. Nemeth,Laszlo (2060) – Hegedus,Peter (2070), HUN–chT2 Erkel, 2003.

7.c4 0–0 8.Qc2 =+.

7.c4 dc4 8.Bc4 0–0 9.0–0 Bf5 10.d4= Ne7 11.Nbd2 Ne4 12.Rc1 c6 13.Ne4+= Be4 14.Ne5 Bd5 15.Qb3 Bd6 16.Nd3 Qc7= 17.h3 Bc4 18.Rc4 Qd7 19.Ba3 Ba3 20.Qa3 Rab8 21.Rb1 Qc7 22.Rcb4 b5 23.R4b2+/– a5 24.Rc1 Rfc8 25.Ne5 Rb6 26.Qa5+– f6 27.Nc4 Rb7 28.Qc7 Rbc7 29.Nd6 Ra8 30.Rb5 Rd7 31.Rb7 Rd6 32.Re7 Ra2 33.Rb1 Ra8 34.Rbb7 g5 35.Rg7 Kf8 36.Rh7 Kg8 37.Rhd7 Rd7 38.Rd7 Rc8 39.Kh2 c5 40.dc5 Rc5 41.Kg3 Rc4 42.f3 Rc2 43.f4 gf4 44.ef4 Ra2 45.Kf3 Ra4 46.Kg4 Ra5 47.g3 Rb5 48.h4 Rb3 49.h5 Ra3 50.Kh4 Ra1 51.Kg4 Ra3 52.h6 f5 53.Kf5 Rg3 54.Rg7 Rg7 55.hg7 Kf7 56.g8Q Kg8 57.Kf6 (57.Kf6 Kf8 58.f5+–) 1–0. Lerner,Konstantin – Mann,C, juniors, 1981.

7.c4 Be6 8.Qc2 Be7 9.a3 Na5 10.Nd4 Nc4 11.Bc4 dc4 12.Ne6 fe6 13.Qc4 Qd5 14.Qd5 ed5 15.Be5 c5 16.Ke2 b5 17.Rc1 Kd7 18.d3 Ke6 19.Bg3 Nd7 20.Nd2 Rhc8 21.f3 Nb6 22.Be1 Bf6 23.Rab1 Na4 24.Nb3 c4 25.dc4 dc4 26.Nd4 Bd4 27.ed4 Kd5 28.Bf2 Re8 29.Kd2 Re6 30.Re1 Rae8 31.Re3 Re3 32.Be3 g6 33.Bf2 Re2–+ 34.Ke2 Nc3 35.Ke3 Nb1 36.f4 Na3 (36...Na3 37.Kd2 b4–+) 0–1. Kreuzer,Uwe – Gutfleisch, Bezirkspokal, 1988.

7.c4 Be6 8.cd5 Bd5 9.Be2 0–0 10.0–0 Qe7 11.d4 Ne4 12.Bd3 f5 13.Ne5 Ne5–/+ 14.de5 Rad8 15.Qc2 Qc5 16.Be4 Be4 17.Qc5 Bc5 18.Nc3 Bc6 19.Rfd1=+ Rfe8 20.Ne2 Ba4 21.Rd8 Rd8 22.Nd4 Bd4 23.ed4 Kf7 24.Re1 Ke6 25.f4 c5 26.dc5 Rd2 27.Rb1 Bc6 28.g3 Be4 29.Bc3= Ra2 30.Rb2 Rb2 31.Bb2 Kd5 32.Ba3 Kc4 33.Kf2 Kb3 34.Bc1 a5 35.Ke3 a4 36.g4 g6 37.Kd4 a3=+ 38.Ba3 Ka3 39.g5 Kb4 40.h3 Kb5–/+ 41.e6 Kc6 42.h4 Bd5 43.e7 Bf7 44.Ke5 Kc5 45.Kf6 Be8 46.Kg7 Kd6 47.Kf8 Kd7 48.Kg7 Ke7 49.Kh7 b5 50.Kh6 b4 51.h5 gh5 52.g6 Bg6! 53.Kg6 Ke6 54.Kh5 b3 (54...b3 55.Kg5 b2–+) 0–1. Rohde,A – Timme,K, 2.DBLM, 1992.

7.c4 Be6 8.cd5 Bd5 9.Be2 Qe7 10.0–0 0–0 11.a3 Bd6 12.d3 Ne5 13.Nbd2 Rad8 14.Qc2 Rfe8 15.Rfc1 Neg4 16.e4 Bc6 17.h3 Ne5 18.Nd4 Bd7 19.f4 Ng6 20.e5 Nf4 21.ed6 Ne2 (better is 21...Nh3!? 22.Kh1 Nf2 23.Kg1 Nh3 24.gh3 Qe3 25.Kh1 Qh3 26.Kg1 Qg3 27.Kh1 Bc6 28.Bf3 Rd6–+) 22.Ne2+/– Qe2 (22...Qd6 23.Ne4 Ne4 24.de4+/–) 23.dc7+– Bc6 24.Ne4 (24.Nc4 Qc2 25.Rc2 Rd7 26.Bf6 gf6+–) 24...Qc2? (better is 24...Qe3!? 25.Qf2 Qf2 26.Nf2 Rd7 27.Bf6 gf6+=) 25.Rc2+– Rd3? 26.Bf6 Rc8 27.Nc5 Rd5 28.Bd8 Rdd8 29.cd8Q Rd8 30.Rac1 1–0. Raue,Thorsten (1825) – Sindermann,Erwin (1745), Muensterland Verbandsklasse–B, 2008.

7.c4 Bf5 8.Qb3 Qd6 (8...0–0!?–/+) 9.a3= Ba5 10.cd5 (10.Qb7?? Rb8 11.Be5 Rb7 12.Bd6 cd6 (12...Rb1?! 13.Rb1 Bb1 14.cd5–+; 12...Bb1?! 13.cd5 Nd5 14.Ba6–+) 13.cd5 Nd5–+ (13...Bb1?! 14.dc6 Rb2 15.Ba6–+; 13...Rb1?! 14.Rb1 Bb1 15.dc6–/+)) 10...Qd5 (10...Nd5 11.Bg7 Rg8 A) 12.Qb7? Rb8 13.Qa6 Bc8–+ (13...Bb1?! 14.Bb5 Rb5 15.Qb5+=; 13...Rb1? 14.Rb1 Rg7 15.Rc1+–); B) 12.Nc3 Bc3 13.Bc3=) 11.Qd5 (11.Bc4 Qd7 12.Bf7 Kf8+=) 11...Nd5= 12.Bg7 Rg8 13.Bb2 0–0–0 14.Nd4 (14.Nc3!?=) 14...Nd4+= 15.Bd4 Nf4 16.g3 (16.Bc3 Bc3 (worse is 16...Ng2 17.Bg2 Bc3 18.Bb7 Kb7 19.Nc3+=) 17.Nc3 Ng2 18.Kd1 Nh4+=) 16...Nd3 (better is 16...Rd4!? 17.ed4 Bg4–/+) 17.Bd3= Bd3 18.Bc3 (18.Nc3 Rge8 19.0–0–0 b6=) 18...Bb6 19.f3 h5 20.Kf2 Rg6 21.Rc1 Rdg8 (21...c5!?=) 22.Be5+= h4 (22...Rd8 23.Nc3+=) 23.Nc3+/– hg3 24.Bg3 (24.hg3 Re8 25.Bf4 Rd8+/–) 24...c6 (24...Rd8!?+=) 25.Nd5+/– Bd8 26.e4 Kd7 (better is 26...a5!?+/–) 27.Nf4+– Rd6 28.Rc3?? (better is 28.e5 Bb6 29.Ke1+–) 28...Bf6?? (better is 28...Bb5 29.Ra2 Bf6=) 29.Nd3+– Bc3 30.Nc5 Kc8 31.dc3 Rd2 32.Ke3 Rgd8 33.Rb1 Rc2 34.Na4 b5+= 35.Rb2 Rc1 36.Nb6 Kb7 37.Rd2 Rc3+= 38.Ke2 Rd2 39.Kd2 Ra3 40.Nd7 Rf3 41.Ne5 Rf1 42.Ke2 Rf6 43.Ng4 Re6 44.e5 a5–+ 45.Nf6 a4 46.Kd3 a3 47.Kc3 b4! 48.Kb3 c5 49.Ne4 Kc6 50.Nd2 Kd5 51.Nc4 a2! 52.Ne3 Ke4 53.Nc2 Ra6 54.Kb2 c4 55.Na1 b3 56.Kc3 Rg6 57.Kc4 Rg3! (57...Rg3 58.hg3 b2–+) 0–1. Leon Manas,JF (1735) – Navarro Cabrera,Agustin (1725), Torneo de Ajedrez de Otono La, 2009.

7.c4 Bg4 8.cd5 Qd5 9.Be2 0–0–0 10.a3 Ba5 11.0–0 Rd6 12.Nc3 Bc3 13.Bc3 Ne4 14.Nd4 (14.Bg7 Rg8 15.Bb2 Nd2–+) 14...Be2 (14...Nc3? 15.Bg4 (15.dc3?! Be2 16.Qe2 Rg6=) 15...f5 16.Bf5 (16.dc3?! fg4 17.Qg4 Rd7+/–) 16...Qf5 17.Nf5 (17.dc3?! Qe4+/–) 17...Nd1 18.Nd6 (18.Rad1?! Rd3+/–; 18.Rfd1?! Rd7+/–) 18...cd6 19.Rfd1+–) 15.Qe2 Nd4 16.Bd4 c5 17.Rac1 (< 17.Bg7 Rg8 18.f3 Nd2–+) 17...Kb8 18.Bc3 Nc3 19.Rc3 Qd2 20.Qc4 Qd5 21.Qc5 Qc5 22.Rc5 Rc8 23.Rc8 Kc8 24.h3 Rd3 25.a4 Ra3 26.Rc1 Kd7 27.Rc4 Ra1 28.Kh2 Rd1 29.Kg3 b5 30.Rf4 Ke6 31.Kf3 Rd5 32.g4 h5 33.Ke2 f6 34.f3 Kd6 35.h4 Kc5 36.ab5 ab5 37.gh5 b4 38.Rg4 Rd7=+ 39.h6 gh6 40.Rg8 b3 41.Rb8 Kc4 42.Rb6 Kc3 43.Rf6?? Rc7 44.Rd6? b2–+ 45.Rd3 Kb4 46.Rd8 Rc2 47.Kd3 Rc3 48.Kd2 Rc4 49.Rb8= Ka3 50.e4 Ka2=+ 51.Ra8 Kb3 52.Rb8= Ka2 53.Ra8 Kb1 54.Rb8 Ra4 55.e5 Ka2 56.Kc2 Rc4 57.Kd3 Rc8! 58.Rb7 b1Q 59.Rb1 Kb1 60.f4 Rd8 61.Ke4 Kc2 62.e6 Kc3 63.Ke5 Kc4 64.e7 Rd1 65.f5= Re1?? 66.Kd6+– Rd1 67.Kc6 Re1 68.f6 Re6 69.Kd7 Kd5 70.f7 Rd6 71.Ke8 (71.Ke8 Kc5 72.f8Q+–) 1–0. Dumontelle,Joe – Sykora,M, Oct, 1979.

7.c4 Bg4 8.cd5 Qd5 9.Be2 0–0–0 10.Nh4 Be2 11.Qe2 Qg5 12.g3 Ne4 13.Nf3 Qg4 14.Nd4 Qe2 15.Ke2 Nd4 16.Bd4 f6 17.f3 Ng5 18.h4 Ne6 19.Bc3 Be7 20.d4 b5 21.a3 c5 22.dc5 Bc5 23.Bb4 Bb6 24.Rc1 Kb7 25.Nd2 a5 26.Bc3 Rd7 27.Rd1 Rhd8 28.Nf1 f5 29.f4 Nc5 30.Bd4 Ne4 31.Be5 g6 32.Rd7 Rd7 33.Rc1 Bc5 34.Bb2 Kb6 35.Rc2 b4 36.ab4 ab4 37.Be5 Ra7 38.Nd2 Kb5 39.Nb3 Ng3 40.Kf3 Ne4 41.Nc5 Nc5 42.Rc5 Kc5 43.Bd4 Kc4 44.Ba7 b3 45.Bd4 Kd3 46.Bg7 Kc2 47.e4 Kd3 48.ef5 gf5 49.h5 h6 50.Be5 Kd2 51.Ba1 Kd3 52.Bb2 Kc2 53.Ba1 Kd3 54.Bf6 Kd2 55.Bg7 Kd3 56.Kg3 Ke3 57.Kh3 Kd3 58.Kg3 Kc2 59.Kf3 b2 0–1. purplegadge (1790) – misha46 (1780), gameknot.com, 2014.

7.c4 Bg4 8.cd5 Qd5 9.Be2 Qe6 10.Qb3 =+.

7.c4 h6 8.cd5= Qd5 9.Be2 (9.Bf6 gf6 10.Nc3 Qa5= 11.Ne4 f5 12.Nf6 Ke7 13.Nh5 Rd8 14.Nf4 Ne5=) 9...Be7 (9...Qf5 10.0–0= 0–0 11.d4 Be6 12.Ba3 a5 13.Bb4 ab4 14.Bd3 Qh5=; 9...Qd8 10.0–0 0–0 11.a3 Bd6 12.d4 Bf5 13.Nc3 Re8 14.d5 Ne7=) 10.Nc3 (10.Bf6 Bf6 11.d4 0–0 12.Qb3 Qd6 13.Nc3 Re8 14.Rc1 Bf5=) 10...Qd8 (10...Qd6 11.d4= Bf5 12.0–0 Rd8 13.Bd3 Bd3 14.Qd3 0–0=) 11.0–0 (11.d4 Be6 12.0–0 0–0 13.e4 Bb4 14.Qc2 Bg4+=) 11...b6 (11...0–0 12.d4= Bf5 13.a3 Nd5 14.Qb3 Be6=; 11...Bf5 12.d4 0–0 13.a3 Nd5 14.Qb3 Be6=) 12.d4+= Bb7 (12...Bf5 13.Nh4 (13.a3 Na5 14.d5 0–0+=) 13...Be6 14.Bf3+= Bd7+=) 13.Ne5 (13.e4!?+= b5 14.d5 Na7+/–) 13...Ne5= 14.de5 Nd5 (better is 14...Qd1!? 15.Rad1 Nd7=) 15.Qa4+/– c6 16.Nd5 (16.Rad1 b5 17.Qb3 Qc8+=) 16...Qd5 17.Rfd1 Qe6 18.Bg4 Qg6 19.Rd7 Bc8 (19...b5 20.Qd4 c5 21.Re7 Ke7 22.Qc5 Ke8 23.Ba3+–) 20.Bh5! Qe6 (20...Qh5 21.Re7 Double attack) 21.Rd6! Bd6 22.Qc6 Qd7 23.Qa8 (worse is 23.Qd6 Qd6 24.ed6 Rg8+=) 23...Be7 (better is 23...Bc5!?+/–) 24.e6!+– Qe6 25.Bg7 Rg8 26.Bd4 Rg5 (26...Bd8 27.Bf3+–) 27.Rc1 Bc5 28.Bf3 Kd8 29.h4 Rf5 30.Rd1 Ke7 31.Bg4 Bd4 32.Rd4 Kf6 33.Bf5 Kf5 34.Qf3 Kg6 35.Qg3 Kh7 36.Rd8 f5 37.h5 Bb7 38.Qc7 (38.Qc7 Qe7 39.Qe7#) 1–0. Buettner,Fritz (2415) – Schulz,Peter (1840), RSLE–2010, 2010.

7.Be2 0–0 8.0–0 Re8 =+.

7.Be2 0–0 8.a3 Bc5 9.0–0 =+.

7.Be2 0–0 8.a3 Bd6 9.0–0 Qe7 10.d4 Bg4 11.c4= dc4 12.Bc4 b5 13.Bd3+= Rad8 14.a4 Rb8 15.ab5 ab5 16.Nbd2 Nb4 17.Bb1 Rb6 18.e4+/– Bf4 19.e5 Nfd5+= 20.Be4 Rfb8? 21.Qb1 Bd2 22.Nd2 Qg5 23.Bh7?? Kh8= 24.Bc1 Nf4?? 25.Be4?? Nc6?? 26.Nb3+– Ne2 27.Kh1 Qe7? 28.Bb2?? Nb4? 29.d5?? Rh6–+ 30.h3 Bh3! 31.Qc1 Nc1 32.Bc1 Rh4 33.d6 0–1. EXchess 3.11 – Crafty 19.01, 2004.

7.Be2 Be6 8.0–0 0–0 9.a3 Bd6 10.Nc3 =.

7.Be2 Be6 8.0–0 Qd7 9.c3 Bd6= 10.d4 Bh3?? 11.gh3+– Qh3 12.Ba3 Nb4?? 13.Bb4 c5 14.Bc5 Bb8 15.Ne5 h5 16.Nd2 Ng4 17.Qa4 b5 18.Bb5! Kd8 19.Qa5 Bc7 20.Be7! Ke7 21.Qc7 Kf6 22.Qf7 Kg5 23.Qf4 Kh4 24.Ng6# 1–0. Jakubaszek,A – Kijewski,J, corr Poland, 1990.

7.Be2 Be7 8.0–0= Bg4 9.d3 Qd6 10.Nbd2 0–0 11.c4 dc4 12.Nc4 Qd8 13.Nfe5 Be2 14.Qe2 Ne5 ½–½. Kilpatrick,Robert – Ryan,John, corr SCCA, 1988.

7.Be2 Bg4 8.0–0 0–0 9.a3 Bd6 10.Nc3 =+.

7.Be2 Bg4 8.0–0 0–0 9.d3 Re8 10.Nbd2 Bd6 11.c4 Ne5 12.Ne5+= Be2 13.Nf7 Bd1 14.Nd8 Be2 15.Rfe1 Bd3=+ 16.Nb7 Bb4 17.Bd4 dc4 18.Red1 Nd5 19.a3 Bc3 20.Rac1 Be2 21.Bc3 Bd1 22.Bg7 Kg7 23.Rd1 Nb6 24.Rc1= Rab8 25.Na5 Re5? 26.Nc6+– Rd5 27.Nb8 Rd2 28.Kf1 a5 29.Nc6 Rd5 30.Nd4 Kf6 31.Ke2 Ke5 32.f4 Ke4 33.Ne6 h6 34.g4 Rd6? 35.f5 Rc6 36.Nd8 Rd6?! 37.Nb7 Rd5 38.f6 Rb5 39.f7 Rb2 40.Kf1 Nd7 41.Rc4 Kf3 42.Rf4 Ke3 43.Nc5! Nf8 44.Rf5 Rh2+/– 45.Re5 Kf3 46.Ke1 Rh1 47.Kd2 Rh2 48.Kd3 Kg2? 49.Re8 Ng6 50.Nd7 Kg3? 51.Ke4 Rf2+/– 52.Ne5 Rf4 53.Kd5+= Ne5 54.f8Q Rf8 55.Rf8 Ng4 56.Kc6 h5 57.Rf5 h4 58.Ra5 h3 59.Rh5 Ne3 60.a4 Nc4 61.Kc7 h2 62.Kc6 Kg2 63.Kb5 Nd6 64.Kc5 Ne4 65.Kc6 h1Q?? 66.Rh1 Kh1 67.a5 Kg2 68.a6 Kf3 69.a7 1–0. Althoff,Guntram (2080) – Ahrends,Norbert (2065), Hessen–chA, 2006.

7.Be2 Bg4 8.0–0 Bf3 9.Bf3 0–0 10.c4 dc4 11.Bc6 bc6 12.Qc2 Qd5 13.Bf6 gf6 14.Nc3 Qd3 15.Qa4 c5 16.Rac1 Qd2 17.Rfd1 Qb2 18.Nd5 Rad8 19.Rb1 Qe5 20.Nb4 cb4 21.Qb4 Qb5 22.Qe1 Qa4 23.Rdc1 Rb8 24.Ra1 Rb6 25.Qe2 Rc6 26.Rc3 Rd8+= 27.Rac1 Rd5 28.h3 Rdc5 29.Qg4 Kf8 30.a3 f5 31.Qh4 h6 32.Qd8 Kg7 33.Qd4 ½–½. MrkT – Brian Bartholomew, internet 2005.

7.Be2 h6 8.0–0 0–0 9.d3 Re8 10.Nbd2 Bg4 11.Rb1 Rb8 12.h3 Be6 13.a3 Be7 14.Re1 Bd6 15.Bf1 Qe7 16.Qc1 Bd7 17.c4= Ne5? 18.Ne5 Be5 19.d4 Bf4? 20.ef4 (20.ef4 Qd6 21.Re5+–) 1–0. Lebel,Patrick – Mamert,Robert, Laragne, 2002.

7.Be2 Bf5

8.0–0 0–0 9.a3 Bd6 10.d3 Rb8 11.Nbd2 b5 12.Re1 Re8 13.c4 bc4–/+ 14.dc4?? Rb2–+ 15.cd5 (15…Nd5 16.Ba6–+). Kjaerstad,Eivind – Ross, corr 3GMM–02, 1995.

8.0–0 0–0 9.d3 Qd6 (better is 9...Re8=) 10.c3+/– Bc5 11.d4 Ba7 12.Ba3 Qd7 13.Bf8 Rf8 14.Nbd2 b5 (14...Re8 15.c4+/–) 15.a3 Re8 16.Re1 Ne7 (16...Ne4 17.Ne4 de4 18.Nd2+–) 17.a4 Bb8 (17...Ra8 18.Ne5 Qe8 19.ab5 ab5 20.Qb3+–) 18.ab5 ab5 19.Ne5 Qd6 20.Bb5 c6 21.Bf1 Ng6 22.Nef3 (22.f4 Qe6+–) 22...Bg4 (22...Ne4 23.Nb1+–) 23.g3 Ne4 24.Qc1 Qf6 25.Bg2 h5 (25...Nd6 26.Ra8+–) 26.Ne4 Re4 27.Nd2 Re8 28.f4 (28.e4 Rd8+–) 28...h4 29.h3 (better is 29.e4 hg3 30.hg3 Rd8+–) 29...Bh3? (29...Bc8 30.g4 Ne7+–) 30.Bh3 hg3 31.Nf3 Nh4 32.Nh4 Qh4 33.Kg2 g5 34.fg5 Qe4 35.Kg1 Kg7 (35...Qh4 36.Bg2 Qg5 37.Ra8+–) 36.Qb1 Qf3 37.Qc2 (better is 37.Qf5!? Re3 38.Qf6 Kh7+–) 37...Re3 38.Rf1 Rc3 (38...Qh5 39.Qf5 g2 40.Qf6 Kg8 41.Rfb1 (41.Bg2?? Bh2 42.Kh1 Bg3 43.Bh3 Qh3 44.Kg1 Qh2) 41...Bh2 42.Kh2 Rh3 43.Kg1 Rh1 44.Kf2 Qh4 45.Ke2 g1N 46.Kd1 Nf3 47.Kc2 Qh2 48.Kb3 Nd2 49.Ka4 Nb1 50.Qd8 Kh7 51.g6 Kg7 52.gf7 Qc2 53.Ka5 Qc3 54.Kb6 Qd4 55.Kb7 Qb4 56.Kc7 Qf4 57.Kc6 Rh6 58.Kb7 Qf7 59.Qc7–+) 39.Rf3 Rc2 40.Rf6 (better is 40.Raf1 Rh2 41.Rf7 Kg6 42.Bg2+–) 40...Bf4 (40...Rd2 41.Raf1 Rd4 42.Rf7 Kg6 43.R7f6 Kh5+–) 41.Rf4 Rh2 (41...c5 42.Bf5 Rf2 43.Rf2 gf2 44.Kf2 cd4 45.Ra5+–) 42.Bg2 Kg6 43.Rf6 Kg5 44.Rc6 f5 45.Rc5 f4 (45...Rh4 46.Rd5 Kf6 47.Raa5+–) 46.Rd5 Kg4 47.Rf1 Rg2 48.Kg2 f3 49.Rf3 1–0. Mauron,Regis – Bouloc,Roger, 12e Tournoi de Nol, 2009.

8.0–0 Qd7 9.d3 h5 10.Nbd2 h4 11.h3= 0–0–0 12.Nb3 Bd6=+ 13.Ng5 Nh7 14.Nh7 Rh7 15.f4 Kb8 16.Bf3=+ Rg8 17.Bd5+= g5 18.Bc6 bc6 19.Nd4=+ Bh3 20.f5 c5 21.gh3+/– cd4 22.Bd4 c5 23.Rb1 Ka7 24.Qg4 Re8 25.Bf6 Re3= 26.Rf3 Bf4 27.Re3+/– Be3 28.Kg2 Qc6? 29.Qe4 Qe4 30.de4 Bd4 31.Bd4 cd4+/– 32.Rb4 f6 33.Rd4 Rc7 34.c4+– Rc6 35.Kf3 Kb6 36.Ke3 Kc5 37.Kd3+– g4 38.Rd5 Kb4 39.hg4 Rc4 40.Rd8 Rc3+/– 41.Ke2 Rg3?? 42.e5!+– Rg4?? 43.ef6 Rg2 44.Kf3 Ra2 45.f7 (45.f7 h3 46.f8Q Kb5 47.Rd5 Kc4 48.Qc5 Kb3 49.Rd3 Ka4 50.Rd4 Kb3 51.Rb4 Ka3 52.Qc3#) 1–0. De Visser,Arno – Rietveld, Hoogoven, 1999.

8.0–0 h5 9.d4 Ne4 10.c4 dc4 11.Bc4 b5 12.Be2 f6 13.a4 Rb8 14.ab5 ab5 15.Qb3 Qe7 16.Ba3 g5? 17.Rc1+– Ba3 18.Ra3 Nd8 19.Ra7 Ne6 20.Bb5 Kf8 21.Nc3 Qd6 22.Qa4 Kg7 23.Ne4 Be4 24.Nd2 Bb7 25.Bd7 Nf8 26.Bf5 Ng6 27.Qa5 Rhe8 28.Qc7 Qc7 29.Rc7 Re7 30.Re7 Ne7 31.Be4 1–0. Banasik,Marian (2195) – Tchorzewski,Kazimierz (1835), Tarnowskie Gory Poland, 2010.

8.a3 Bd6 =.

6.Nf3 Be6

7.Bb5 0–0 8.0–0 a6 9.Bd3 Bg4 10.h3 Bh5 11.c3 Bd6 12.Be2 Ne5 13.Ne5 Be2 14.Qe2 Be5 15.d4 Bd6 16.Nd2 c5 17.c4 cd4 18.Bd4 (worse is 18.ed4 Re8 19.Qd3 dc4 20.Nc4 b5 21.Nd6 Qd6+=) 18...dc4 19.Nc4 b5 20.Nd6 Qd6 21.Rac1 Rac8 22.Rc2 Rc6 23.Rfc1 Rfc8 24.Rc6 Rc6 25.Qb2 h6 26.Rc6 Qc6 27.Bf6 Qf6 28.Qf6 gf6 29.Kf1 Kf8 30.Ke2 Ke7 31.Kd3 Kd6 32.Kd4 Kc6 33.g4 Kb6? (33...b4!? 34.Kc4 a5+–) 34.h4 Ka5?? (better is 34...a5+–) 35.h5 Ka4 36.f4 Ka3 37.Kc5 b4 38.g5! a5 39.g6 Ka2 40.g7 b3 41.g8Q b2 42.Qf7 Ka3 43.Qg6 Ka2 44.Qc2 Ka1 45.Qa4 Kb1 46.Qa5 Kc2 47.Qa4 Kc1 48.Qc4 Kd1 49.Qb3 Kc1 50.Qc3 Kb1 1–0. Bernacki,Gabriel (1880) – Zochowski,Kacper, open tournament Poland, 2007.

7.c3 Bd6 8.d4 0–0 (8...a6 9.Nbd2=) 9.Bd3 Ne7 (9...Bg4 10.Nbd2=) 10.Nbd2 Bf5 (10...Bg4 11.e4 de4 12.Ne4= (12.Be4 Ne4 13.Ne4 Ng6–/+)) 11.Qc2 Bd3 12.Qd3 Ng6 (12...Qd7 13.Qc2=) 13.0–0 Re8 14.c4 c6 15.cd5 cd5 16.Ba3 Black has an active position 16...Bc7 (16...Ne4 17.Rfb1 Rc8 18.Bd6 (18.Rb7? is inferior since it leads to 18...Rc3 19.Qb1 Nd2 20.Nd2 Ra3–+) 18...Nd6 19.Qa3=) 17.Rab1 b6 18.Rfc1 Ne4 (18...Rc8 19.Qa6=) 19.Rc6 (19.Rb2 Bd6+=) 19...Nh4 (19...Rc8 20.Rbc1 Nc5 21.dc5 Bh2 22.Nh2 Rc6 23.Qb5=) 20.Qe2 (20.Rbc1!? Bd6 21.Qb3+=) 20...Qd7= 21.Rc2 Qg4 22.Qf1 Nd2 23.Nd2 Bd8 (23...Rac8 24.Rbc1 Bb8 25.h3=) 24.h3 Qg5 25.Rbc1 Bf6 (25...b5 26.Kh1 Rb8 27.Bc5+=) 26.Bd6 Ng6 (26...Qg6 27.Rc6+/–) 27.Qd3 Nh4+= 28.Bg3 h5? 29.Bh4+– Qh4 30.Nf3 Qe4+/– 31.Qb5 Qe6 32.Rc6 Qf5 33.Rc7 Re7 34.Re7 Be7 35.Ne5 Qe4?? 36.Qd7+– f6 37.Qe7 fe5 38.Rc7 Qg6 39.Qe5 Rf8 40.Qd5 Kh7 41.Ra7 1–0. Nemeth,Laszlo (2005) – Halasz,Csaba (2155), HUN–chT2 Erkel, 2003.

7.Bd3 Qe7 8.0–0 0–0–0 9.Bb5 Nb8 10.c3 Bd6 11.d4 c6 12.Bd3 Bg4 13.Nbd2 Ne4 14.Qc2 f5 15.c4 Bf3 16.Nf3 dc4 17.Bc4 Nd7 18.Rfc1 Rhe8 19.Rab1 g5 20.Ba6 (20.d5 cd5 21.Bd5 Ndc5+/–) 20...Nb6 (better is 20...ba6!? 21.Qc6 Kb8 22.Qa6 Nb6+=) 21.Bd3+/– f4 (21...Nd5 22.a3+/–) 22.Ne5 Nf6 23.a4 (23.Bf5!? Kc7 24.e4 Be5 25.de5+–) 23...fe3+= 24.a5 ef2 25.Kh1 Be5? (25...Nbd5 26.a6 Nb4 27.ab7 Kb8 28.Nc6 Nc6 29.Qc6+/–) 26.Bf5 Kc7?? 27.ab6+– ab6 28.de5 Nd5 29.Qf2 Rf8 30.g4 Nf4 31.Bd4 c5 32.Bc5! bc5 33.Rc5 Kb8 34.Ra5 Rd1 35.Rd1 Qb4 36.Qa7 Kc7 37.Rc5 Qc5 38.Qc5 (38.Qc5 Kb8 39.Qd6 Ka7 40.Ra1; 38.Rd7 Kc8 39.Qb7) 1–0. Elfert,A (1960) – Mokshin,S (1705), 13th FIDE Open, Voronezh RUS, 2009.

7.Be2 0–0 (--> 6.Be2 0–0 7.Nf3 Be6).

7.Be2 Ne4 8.0–0 0–0 9.d3 Nd6 10.Qc1 Re8 11.Nbd2 a5 12.a4 Bc5 13.Nb3 Bb6 14.Bc3 f6 15.Qb2 Bf7 16.Rfe1 Qd7 17.Qa3 Re7 18.Rab1 Nb4 19.Rec1 Be8 20.Ra1 c5 21.Bd2 Qc7 22.Qb2 Rc8 23.Be1 Ba7 24.Nfd2 Bb8 25.g3 b6 26.c3 Nc6 27.Rcb1 Qd7 28.Bf3 Bf7 29.d4 c4 30.Nc1 Bc7 31.h4 Qe6 32.Ne2 g5 33.hg5 fg5 34.Bg2 Bg6 35.Rc1 h6 36.Nf1 Bf5 37.f3 Bh3 38.g4 Bg2 39.Kg2 Rf8 40.Ng1 Ref7 41.Ng3? Ne7 42.Qe2 Ng6 43.Kh1 Qd7 44.Nh5 Re7 45.Qc2 Qe8 46.Bf2 Re6 47.Rf1 Ne7 48.Rae1 Nef5 49.Kg2 Ng7 50.Ng7 Kg7 51.Bg3 Qd7 52.Be5 Kg8 53.Ne2 Qe8 54.Ng3 Rf7 55.Rh1 Re5 56.de5 Qe5 57.Qg6 Rg7 58.Qc2 Rf7 59.Rh3 Kf8 60.Qd2 Nb7 61.Qd4 Nc5 62.Nf5 Qd4 63.Nd4 Rf6 64.Ra1 Be5 65.Rhh1 Ke8 66.Rhd1 Kd8 67.Ne2 Nd3 68.Rab1 Kc7 69.Rb5 Rd6 70.Nd4 Bd4 71.ed4 Re6 72.Rdb1 Nf4 73.Kf2 Nd3 74.Kf1 Rd6 75.Rd1 Kc6 76.Rd2 Rf6 77.Kg1 ½–½. Michna,Marta (2395) – Iwanow,Anna (2160), Warsaw Poland, 1st Radzikowskiej Mem, 2011.

7.Be2 Qe7 8.0–0 0–0 9.d4 Ne4 10.c3 Bd6 11.Nbd2 Nd2 12.Nd2 Rad8 13.c4 Qh4 14.g3 Qh6 15.cd5 Bd5 16.e4 Be6 17.d5 Bh3 18.Re1 Bb4 19.Bc1 Nd4 20.Rb1 Bc3 21.Bf1 Bd2 22.Bd2 Qd2 23.Bh3 Qd1 24.Red1 Ne2 25.Kf1 Nc3 26.Rdc1 Nb1 27.Rb1 Rb8 28.Ke2 Rfd8 29.Rc1 c6 30.Bg2 Kf8 31.Ke3 cd5 32.ed5 Rbc8 33.Rb1 b6 34.Rb2 Ke7 35.Kd4 Kd6 36.Be4 Rc5 37.Rd2 Rdc8 0–1. Kreuzer – Doll, 1987.

7.Be2 h6 8.0–0 0–0 9.d3 Re8 10.Nbd2 Bf8 (10...Qe7 11.h3+=) 11.c4= dc4 (11...Bd6 12.Qb3=) 12.Nc4 Bc4 13.dc4 Ne4 14.Qa4 Nc5 (14...Bd6 15.Rad1=) 15.Qc2 Nb4 16.Qf5 g6 17.Qh3 (17.Qb1!?+=) 17...Bg7= 18.Bg7 Kg7 19.Nd4 c6 (19...Qf6!?+=) 20.a3 Nba6 21.Rab1 Qe7 22.Bf3 Rad8 23.Qg3 Kh7 24.h4 h5 25.Qh3 (25.Rfd1 Nc7=) 25...Nc7 (25...Nd3 26.g3+=) 26.Kh1 (26.Rfd1!?=) 26...N7e6+= 27.Ne2 (27.Rfd1 Qf6 28.Ne6 Re6+= (28...Ne6?! 29.Rd8 Nd8 30.Kg1=)) 27...f5 (27...Rd3 28.Qg3–/+) 28.Ng3 Ng7 (28...f4 29.Ne2 fe3 30.fe3–/+) 29.Ne2 Rd3 30.Nf4 Ra3 31.Qg3 Qf6 32.Nh3 (32.Rfd1!?+=) 32...Nge6–/+ 33.Rfd1 Rd8 34.Rd8 (34.Ng5 Ng5 35.Rd8 Qd8 (35...Nf3?! 36.Qc7 Kh6 37.Qf4 Kg7 38.Qc7 Kh6 39.Qf4 Kg7 40.Qc7 Kh6=) 36.hg5 Rd3–/+) 34...Qd8 (worse is 34...Nd8 35.Ng5 Kg8 36.Qc7=) 35.Rd1 (35.Kg1!?–/+) 35...Rd3–+ 36.Rd3 Qd3 37.Qe5 Qd8 38.Ng5 Ng5 39.hg5 Nd3 40.Qe6+= Kg7 41.Bh5 Qg5 42.Qd7 Kh6 43.Qd3 Kh5 44.Kg1 Qh4 45.c5 Qb4 46.Qd8 Qe1 47.Kh2= Qf2 48.Qh8 Kg5 49.Qd8 Kg4 50.Qd4 f4 51.Qd7 Kg5 52.Qd8 Kf5 53.Qd3 Kg5 54.Qd8 Kg4 55.Qd7 Kh5 56.Qh7 Kg5 57.Qe7 Kf5 ½–½. Rueda,Libardo (2140) – Davidson,Kevin (2245), Las Vegas USA, Millionaire Open, 2014.

6.Nf3 Qe7

7.c4 dc4 8.Bc4 Be6 9.Be2 0–0–0 (9...0–0 10.Bb5+=) 10.0–0= Rhg8 11.Nd4 Nd4 12.Bd4 Bc5 13.Bc5 Qc5 14.d4 Qa5 15.Qc2 h5 16.Bc4 Rge8 17.Rc1 Re7 (17...Bc4 18.Qc4 Rd7 19.Nc3+=) 18.Nd2 Bc4 19.Nc4 Qd5 20.Qa4 b5? (better is 20...Kb8+/–) 21.Qa6+– Qb7? (21...Kd7 22.Ne5 Re5 23.de5 Qe5+–) 22.Nd6 Rd6 23.Qd6 Rd7 (23...Re6 24.Qf8 Re8 25.Qf7+– (25.Qg7?! Rg8 26.Rc7 Kc7 27.Qf7 Kb8 28.Qb7 Kb7=)) 24.Qf8 Rd8 25.Qf7 (25.Qg7?! Rg8 26.Rc7 Kc7 27.Qf7 Kb8 28.Qb7 Kb7=) 25...Rg8 (25...Rd7 26.Qf8 Rd8 27.Qg7+–) 26.Rc5 Rd8 27.Rac1 Ne8 28.Qe6 Kb8 29.Qe5 a6 30.Qh5 Rc8 31.Qe5 Nf6 32.Rc6 Nd7 33.Qe6 Nb6 34.R1c3 a5 35.Rb3 Na8 36.Qd5 b4 37.Qc5 Nb6 38.g3 Nd7 39.Qd5 a4 40.Rb1 Nf6 41.Qc4 b3 42.ab3 a3 43.Ra1 1–0. Groebe,Karl Heinz – Ziegler,Michael (1675), Stuttgart–chB, 2004.

7.c4 Be6 8.cd5 Bd5 9.Nc3 Be6 10.Be2 a6 11.Qc2 Rd8 12.Ng5 Bc8 13.0–0 h6 14.Nf3 Ba3 15.d4 Bb2 16.Qb2 b5 17.Rfc1 Bd7 18.Ne1 0–0 19.Nd3 Rfe8 20.Bf3 Na5 21.Ne2 Nc4 22.Qb4 Qb4 23.Nb4 Re6 24.Nf4 Rd6 25.Nbd3 g5 26.Nh5 Nh5 27.Bh5 Kg7 28.Be2 Re8 29.Nc5 Bc8 30.Bc4+/– bc4 31.Rc4 Rb6 32.Rc2 Bf5 33.Rd2 Reb8 34.h3 a5 35.Kh2 Rb2 36.Rb2 Rb2 37.Kg3 h5 38.e4 Bg6 39.f3 Rd2 40.d5 Rc2 41.Na6 Kf6 42.Nb8 a4 43.a3 Rc3 44.Nc6?? Be4=+ 45.Nb4 Ke5 46.Re1 f5 47.Kf2 Ra3 48.fe4 fe4 49.Re2 Rb3 50.Na2? a3 51.Ke1 Kd5 52.Rc2 c5 53.Nc1 Rb2 54.Kd2 Ke5 55.Kc3 Rc2 56.Kc2 Kf4 0–1. Krafzik,Joachim (2115) – Claus,Joachim (1870), 1sen.EM_Mecklenburg/Vorp., 2001.

7.c4 Be6 8.cd5 Bd5 9.Be2 Rd8 10.0–0 0–0 11.Nc3 Ba3 (11...Be6 12.a3 Ba5 13.d4=) 12.Nd5 Nd5 13.Qb3 Bb2 14.Qb2 Qb4 (14...Nb6 15.d4+=) 15.Qc2 (15.Qb4 Ncb4 16.Rab1 Rb8+/– (worse is 16...Na2 17.Rb7 Nab4 18.Ra7+–)) 15...Qe7 16.a3 Rd6 17.Rab1 Nb6 18.Rfc1 Rh6 19.Qb3 Ne5 20.d4 Nf3 21.Bf3 (21.gf3? Qg5 22.Kf1 Rh2–+) 21...Rb8 (21...Qh4 22.h3 c6 23.a4+/–) 22.a4 (22.Qb4 Qb4 23.ab4 Na8+/–) 22...Qd6 23.h3 c6 24.a5 Nd7 25.Rc2 c5 (25...Rg6!?+=) 26.dc5+/– Nc5 (26...Qc7 27.Bd5 Ra6 28.Bf7 Kh8 29.Qd5+/–) 27.Qb5 (27.Qd5 Qd5 28.Bd5 Nd7+–) 27...b6?? (better is 27...Ne6+–) 28.Rc5! 1–0. Raue,Thorsten (1835) – Heider,Ralf (1680), Muensterland Verbandsklasse–B, 2006.

7.c4 Be6 8.cd5 Nd5 9.a3 Ba5 10.Bb5 0–0= 11.Bc6 (11.Qc2 a6 12.Bc6 bc6 13.0–0 Rab8 14.Nd4 Qd6 15.Nc3 Bd7) 11...bc6 12.Ne5 (12.Qa4 Qc5 13.Qd4 Qd4 14.Bd4 Rfe8 15.0–0 Bf5) 12...Rab8 (12...Rfb8 13.Nc6 Qg5 14.0–0 Rb2 15.h4 Qf6) 13.Qc1 (13.Nc6 Qg5 14.Nb8 Qg2 15.Rf1 Rb8) 13...Qg5 14.Kf1 (14.Rg1 Ne7= (14...Rfe8 15.Nf3 Qg4) 15.Bd4 Bb6) 14...Rb3 (14...Qh5 15.f3 Ne7) 15.h4 (15.f4 Nf4–+ –3.74 (15...Qh5 16.Bd4 Bf5=); 15.Nc6 Ne3) 15...Qf5 (15...Qh5 16.g4 Bg4 17.Ng4=) 16.Nc6 Qd3 (16...Bb6!?+=) 17.Kg1+= Bb6 18.Nc3 Nc3 19.Bc3 (19.dc3 Qe2 20.Rb1 Re8–/+) 19...Qe4 20.Nd4 Bd4 21.Bd4 Rfb8 22.f3 (worse is 22.Ba7 R8b7 23.f3 Qd3=) 22...Qd3 (22...Qb7 23.Qc5 Qc8 24.Qa7+/–) 23.Qc7 (23.Ba7?! R8b7 24.Qc5 h5+=) 23...f6 (23...Qd2? 24.Qe5 (24.Qa7?! Qe2+/–; 24.Ba7? R8b7 25.Qc6 Bd7–+) 24...Kf8 25.Qg7 Ke7 26.Bc5 Kd7 27.Kh2+– (27.Qh7 Rb2 28.Rh2 Rc8–/+)) 24.Bc3 (24.Qa7 Qd2 25.h5+/–) 24...h5 (24...R3b7 25.Qg3+/–) 25.Kh2 (25.Qa7 Qd6+–) 25...R8b7 26.Qg3 Kf7 27.e4 a6 28.a4 Rd7 29.Rhe1 Qc4 30.a5 Rd3 31.Rab1 Rd7 32.Rec1 Qd3 33.Rb3 Bb3 34.e5 Be6 35.Re1 Qf5 36.Re4 Qg6? 37.Qg6 Kg6 38.ef6 (38.ef6 Rd6 39.fg7+–) 1–0. Drazic,S (2485) – Srebrnic,M (2320), 13th HIT Open A, Nova Gorica SLO, 2008.

7.Be2 0–0 8.0–0 Bg4 9.d3 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bg4 9.d3 Qe7).

6.Nf3 Bf5

7.a3 Ba5 8.c4 0–0 9.cd5 Nd5 10.Be2 Re8 11.0–0 a6 12.Qb3 b5 13.Nc3 Bc3 14.Bc3 Nc3 15.Qc3 Re6 16.Rac1 Rg6 17.g3 Rc8 18.d4 Qf8 19.Rfd1 Be4 20.Nd2 Qe7 21.Ne4 Qe4 22.Bd3 Qe7 23.Bg6 hg6 24.Qc6 Qa3 25.Ra1 Qb3 26.Rdc1 Qe6 27.Ra6 Qc6 28.Rac6 b4 29.Rc7 1–0. J A Nielsen – H Pedersen, DK 1973.

7.Bb5 0–0 8.0–0 Re8 9.a3 Bd6 10.Nc3 a6 11.Be2 Qe7 12.a4 Rad8 13.a5 (13.Rb1 Nb4 14.Nd4 Bd7+=) 13...Bb4–/+ 14.Ra4 Ba5 (14...Na5?! 15.Na2 Nc6 16.Bf6 gf6 17.Qb1=) 15.Bd3 Ne4 16.Qa1 Bc3 17.dc3 (17.Bc3 Nc3 18.Qc3 Be4–/+) 17...f6 (17...Bg4!? 18.Nd4 Ne5–+) 18.c4–/+ dc4 19.Bc4 Kh8 20.Bd3 Nb4 (20...Nd6+=) 21.Nh4 (better is 21.Ba3 c5 22.Bb4 cb4 23.Rb1=) 21...Bd7–/+ (21...Nd3?! 22.Nf5 Nb2 23.Ne7 Na4 24.Nc6=) 22.Ra5 Nd3 23.cd3 Nd2 24.Rh5 (better is 24.Re1–+) 24...Qf7 25.Rh6 (25.Rc5 Nf1 26.Qf1–+) 25...Nf1 26.Rf6 gf6 27.Bf6 Kg8 28.Nf3 (28.Bd8 Rd8 29.Qf1 Bb5–+) 28...Bc6 29.Ng5 Qd5 30.e4 Qd3 31.Bd8 Qd8 32.Qa2 Bd5 33.ed5 Qg5 34.d6 Kh8 35.d7 Rg8 36.g3 Ne3! 37.Qe6 Ng4 38.Qe8 Qc1 39.Kg2 Qc6 40.Kf1 Nh2 (40...Nh2 41.Kg1 Nf3 42.Kg2 Nd4 43.Kg1 Re8 44.de8Q Qe8–+) 0–1. Ivanets,Vladimir (2230) – Kuindzhy,A (2420), World Seniors, 2009.

7.Bb5 0–0 8.0–0 Re8 9.d3 a6 10.Bc6 bc6 11.Nbd2 Rb8 12.Rb1 Bd6 13.Re1 Rb4 (13...Qe7 14.a4=) 14.c3 Rg4 15.Qc2 Qd7 16.Kh1 Rg6 17.e4 (17.a3!?=) 17...de4 18.de4 Bh3 19.Rg1? (better is 19.g3=+) 19...Bg2!–+ 20.Rg2 Rg2 21.Kg2 Qg4 22.Kf1 Ne4 23.Re1 Nd2 24.Qd2 Qh3 25.Kg1 Re1 26.Qe1 Qf3 27.Qe8 Bf8 28.Qe1 h6 29.a3 Qg4 30.Kh1 Bc5 31.Qe8 Kh7 32.Qe1 f6 33.Qb1 f5 34.Qe1 a5 35.Qd2 h5 36.Qe1 a4 37.c4 Qc4 38.Qd1 Qd5 39.Qd5 cd5 40.Kg2 g5 41.f3 d4 42.Kf1 d3 43.Ke1 Be3 44.Be5 c5 45.h3 Bc1 46.Kd1 Ba3 47.Kd2 c4 (47...c4 48.Bc3 g4–+) 0–1. Pierred (2195) – ImprovingSkills (2440), Rated game, 3m + 0s, 2005.

7.Bb5 0–0 8.a3 Bd6 9.0–0 =+.

7.Bb5 a6 8.Bc6 bc6 9.0–0 0–0 10.Nd4 Bg4 (10...Bd7 11.a3 Bd6 12.Qf3=+) 11.Nc6= Bd1 12.Nd8 Bc2 13.Bf6 gf6 14.Nc6 a5 (14...Bd6 15.Nc3 Bd3 16.Rfe1+=) 15.Rc1 Bd3 16.a3 Bd6 17.Nc3 Bc4 18.d3 (18.e4 Ra6 19.ed5 Re8+/–) 18...Bd3+= 19.Nd5 Kg7 20.Rc3 Be4 21.Rd1 Ra6 (21...Rfe8 22.f3 Bd5 23.Rd5+/–) 22.f3+/– Bd5 23.Rd5 Ba3 24.Ra3 Rc6 25.Raa5 Rc1 26.Kf2 Rc2 27.Kg3+/– Rg8 28.Kh3 Kh8 29.g3+/– Rg6 30.Rd7 Kg7 31.g4 Rh6 32.Kg3 Rhh2 33.Ra7 h5 34.Rac7 h4 35.Kf4 Rc7 36.Rc7 Rg2 37.Kf5 h3 38.Rc1 h2 39.Rh1 Kf8 40.Kf6 Rg3 41.Rh2+= Rf3 42.Kg5 Re3 43.Rh6 (43.Kf4 Re1+=) ½–½. Berkley,Stephen (1835) – Cashon,John J (1925), IECC, 2001.

7.c3 Bc5 8.d4 Bd6 9.Bd3 Be4 10.Be4 de4 11.Nfd2 h5 12.Qc2 Qe7 13.a3 0–0–0 14.c4 Ng4 15.Qe4 Qe4 (15...Nh2? 16.c5 Qg5 17.cd6+–) 16.Ne4 Rhe8 17.Nd6 Rd6 18.0–0 g5 19.Nc3 Na5 20.c5 Ra6 21.Nd5 Nc4 22.Bc1 Nh6 23.Nb4 Ra4 24.Rd1 Nf5 25.Nd3 Ra6 26.a4 Rae6 (26...b5 27.Nb2 Nb2 28.Bb2 ba4 29.Kf1+/–) 27.a5 f6? (27...Ra6 28.Ra4 b5 29.cb6 Nb6 30.Ra2+/– (30.ab6?! Ra4 31.Nc5 Ra1 32.ba7 Nd6+=)) 28.Nb2 (28.Ra4!? Nce3 29.Be3 Ne3 30.fe3 Re3+–) 28...Nb2+/– 29.Bb2 h4 (29...c6 30.Kf1+/–) 30.d5+– Ra6 31.d6! cd6 32.cd6 (32.Rd5 Re5 33.Be5 de5+–) 32...Nd6 33.Bf6 Ne4 34.Rac1 Kb8 (34...Rc6 35.Bd4 a6+–) 35.Be5 Ka8 36.f3 (36.Rd4 Nf2 (36...Ra5?? 37.Re4 b6 38.f4+–) 37.Kf2 Ra5+–) 36...Ra5 37.Bc7 (37.Bc7 Rc5 38.fe4 Rc1 39.Rc1+–) 1–0. Taze,Bulent (1760) – Uygun,Nasit, TUR–ch op Antalya, 2008.

7.c4 0–0 8.cd5 Nd5 9.a3 +=.

7.c4 Be4 8.Nc3= 0–0 9.cd5 Nd5?? (better is 9...Bc3 10.dc3 Nd5=) 10.Ne4+– Nce7 11.Be2 f5 12.Nc3 Nf6 (12...c6+–) 13.Qb3 Kh8 14.Qb4 1–0. forsetinn (1705) – re074 (1710), gameknot.com, 2013.

7.c4 Be7 8.a3 0–0 9.Nc3 d4 10.Nb5 (10.ed4 Nd4 11.Nd4 Qd4 12.Nd5 Qe4 13.Ne3 Qe6 14.Be2 Be4=+; 10.Nd4 Nd4 11.ed4 Re8 12.Ne2 c6 13.Qb3 Rb8 14.Qa4 b5–/+) 10...d3 11.Nbd4 (11.Ne5 Ne5 12.Be5 c6 13.Nd4 Bg6 14.Rb1 Nd7–/+) 11...Nd4 12.Nd4 Be4 (12...Bg6 13.Qb1 Qd6 14.c5 Qa6=+) 13.f3 c5 (better is 13...Bg6=+ 14.Qb1 Qd7=+) 14.fe4+/– cd4 15.Bd4 (15.Bd3?! Bc5=; 15.ed4?! Ne4 16.Bd3 Bh4 17.g3 Re8=) 15...Ne4 16.Qf3 (16.Bd3!? Bf6 17.Qg4+/– (17.Be4 Bd4 18.Bh7 Kh7 19.ed4 Qd4=+)) 16...Nc5+= 17.Bc5 Bc5 18.Qe4 (better is 18.Qf5!? b6 19.Bd3=) 18...Re8=+ 19.Qd3 Qg5 20.0–0–0 Qf6 (20...a6 21.Kb1=+) 21.Kb1 (21.Qb3 Qe7=+) 21...b5 (21...Re6 22.Qc3 Qc3 23.dc3 Re3 24.Kb2–/+) 22.Ka2 (22.cb5!? a6 23.Qc3= (23.ba6?? Reb8 24.Qb5 Qa6–+)) 22...bc4 23.Qc4 Rab8 24.Rb1 (24.Qc1 Rec8 25.Bc4 Ba3 26.Qa3 Rc4–+) 24...Rb1 25.Kb1 Rb8 26.Kc2 Ba3 27.Qc3 Rb2 (27...Qg6 28.Kd1 Qg4 29.Ke1–/+) 28.Kd3 Qd6 (28...Qa6 29.Qc4 Qa5 30.Qc3 Qb5 31.Qc4 Qf5 32.e4–/+) 29.Ke2 Rb8 30.d3 (30.Qd3 Qe7–/+) 30...Re8 (30...Bb2 31.Qa5–/+) 31.Kf3 (31.d4 Bb4 32.Qc4 a5–/+) 31...Bc5 32.e4 Bd4 33.Qc1 Bb6 34.Qf4 Qd4 35.Kg3 Rc8 36.Kh3 Qd3?? (better is 36...a5–/+). Bartos,Ferenc – Timar,Zsolt, Bauxit Kupa, 1986.

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

7.Be2 0–0 8.0–0 a6 9.d3 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.Be2 0–0 7.Nf3 Re8 8.0–0 Bf5 9.d3 a6).

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

7.Be2 Qd7 8.Bf6 gf6 9.c3 (9.a3 Be7 10.Bb5 Rg8 11.Rg1 a6 12.Bc6 Qc6 13.Nd4=) 9...Bd6 10.d4 (10.Qb3 Rg8 11.Nh4 0–0–0 12.Qd5 Be6 13.Qb5+=) 10...Rg8 (10...0–0–0 11.Qa4 Rhg8 12.Rg1 Rde8 13.Nbd2+=) 11.g3 (11.Nh4 Be4 12.f3 Bg6 13.c4=) 11...Bg4 (11...Na5 12.Bd3 (12.Nh4 Be4 13.f3=) 12...0–0–0 13.Bf5+=) 12.Nbd2 (12.Qb3 0–0–0+/– 13.Qd5+/–) 12...0–0–0+= 13.Qa4 (13.Qb3+=) 13...Kb8 14.Bb5 Ka8 15.Nb3?? (better is 15.Rb1+/–) 15...Bf3–+ 16.Na5 Bh1?? 17.Nc6+= bc6 18.Bc6 Qc6 19.Qc6 Kb8 20.Rb1 Kc8 21.Rb7 Rde8 22.Ra7 Kd8 23.c4 dc4 24.Qh1 Rg5 25.Ra8 Kd7 26.Re8 Ke8 27.Qc6 Ke7 28.Qc4 Ra5 29.a4 (29.a4 c5 30.Qd5 Ra4 31.dc5+–) 1–0. Kretschmar,Heinz – Marnotti, corr, 1984.

7.Be2 Qe7 8.0–0 (8.Nc3 0–0 9.Rb1 (9.0–0 a6 10.a3 Bd6 11.Re1 Rfe8 12.d3 b5 13.Nd5=+) 9...Rfe8 10.Nb5 Ne4 11.0–0 a6 12.a3 Bc5 13.Nbd4=; 8.a3 Bc5 9.d3 (9.Nc3 0–0 10.0–0 a6 11.Re1 Rfe8 12.d3 b5 13.Nh4=+; 9.0–0 0–0 10.Nc3 a6 11.Qb1 Bd6 12.d3 Rfe8 13.Re1=+) 9...0–0–0 10.0–0 d4 11.ed4 Nd4 12.Bd4 Bd4 13.Nd4=) 8...0–0–0 (8...0–0 9.a3 (9.Nc3= Rfe8 10.a3 Bc5 11.d4 Bb6 12.Na4 Ba5 13.c4=) 9...Bd6 10.d3 Ne5 11.Ne5 Be5 12.Be5 Qe5 13.Nd2=; 8...a6 9.Nh4 Be6 10.Bd3 0–0 11.Nf5 Bf5 12.Bf5 Ne5 13.d3=) 9.d4 (9.Nc3 d4 10.ed4 Nd4 11.Nd4 Rd4 12.Bf3 c6 13.Re1=; 9.Bb5 Bd7 10.Bc6 Bc6 11.Bd4 Rhe8 12.Nc3 Bc3 13.Bc3=) 9...Ne4 (9...Rhe8 10.Bb5 Bd7 11.c4 a6 12.cd5 Nd5 13.Bd3=) 10.c4 h5 (10...dc4 11.Bc4 Be6 (11...Bg4 12.a3= Bd6 13.Bb5=) 12.Bb5 Bd5 13.Bc6=) 11.a3+= Ba5 12.c5 (12.cd5 Rd5 13.Qb3 Be6+/–) 12...g5 (12...Qf6 13.Ra2=+ (13.Bd3=)) 13.Nfd2 g4 (13...Qe6 14.Ne4 Be4 15.Qa4= (< 15.Bh5 Rdg8–/+)) 14.Ne4 (14.Nb3 g3 15.hg3 Bg4+=) 14...Be4 (14...Qe4 15.Bc3=) 15.Nc3 (15.Bb5!? g3 16.hg3+/–) 15...Bc3= 16.Bc3 Rhg8 17.f3 (17.Ra2!?+=) 17...gf3 (better is 17...Bf3!? 18.Qd3 Be4–/+) 18.Bf3=+ Qg5 19.Qe2 Rg7 (19...Rde8!?=+) 20.Be4= de4 21.Rf2 Ne7 22.Raf1 Rdg8 (22...Nd5!? 23.Bd2 Qg6+=) 23.d5+/– Rg6 24.d6 Nd5 25.Bd4 c6 26.Rb1 f5 27.Rbf1 Rf8+= 28.Be5 Re6 29.Bf4 Qg6 30.Qb2 Rg8 31.Rb1 Qg7 32.Qg7 Rg7= 33.Rb3 b6 34.cb6 Nb6 35.Rc2+/– Kd7 36.Rbc3 Nd5 37.Rc6+/– Reg6 38.Ra6 Nf4 39.ef4 e3 40.Rc7 Kd8 41.Raa7?? Rg2 42.Kf1 Rf2 (42...Rf2 43.Ke1 Rg1#) 0–1. hal1958 – globetrotter, playchess.de, 2003.

6.Nf3 Bg4

7.a3 Ba5 8.Be2 0–0 9.0–0 Re8 10.Nd4 Nd4 11.Bd4 Be2 12.Qe2 Rc8 13.Nc3 Ne4 14.Ne4 de4 15.d3 ed3=+ 16.Qd3 c5 17.Bb2 Qh4 18.f4 a6 19.Rf3 Rcd8 20.Qc4 Qe7=+ 21.f5 b5 22.Qg4 f6 23.h4 Bd2 24.Kh1 c4 25.Bd4–/+ c3 26.h5=+ h6 27.Rg3 Rd7 28.Qg6 Kh8?? 29.Qg4?? Qf7 30.Bc5 Qd5 31.Bd4 Re4 32.Qg6 Qf7 33.Rh3 Qg6 34.hg6 Kg8 35.Rf3 Kf8 36.Rb1 Rb7 37.Rb4=+ Ke8 38.Bc5 Rb4 ½–½. bentengutama (1845) – pumpkin (2010), net–chess.com, 2003.

7.a3 Bd6 8.Be2=+ 0–0 9.Nc3 Re8 10.Nb5 Be7 11.0–0 a6 12.Nc3 Bd6 =+.

7.a3 Bd6 8.Be2 a6 9.d4 0–0 10.Nbd2 b5 11.0–0 Re8 12.h3 Bf5 13.Nh4 Bd7 14.Nhf3 Ne4 15.Re1 Qe7 16.Bd3 b4 17.a4 Nc3 18.Bc3 bc3 19.Nb1 Bb4 20.e4 Qd6 21.ed5 Qd5 22.Re8 Be8 23.Na3 Na5 24.Qe2 Ba4 25.Be4 Qe6? 26.Ng5+– Qe7 27.Bh7 Kf8 28.Qh5 Ke8 29.Nf7! Rb8 30.Bf5 Ba3 31.Ra3! 1–0. Pleschke,Helmut – Hoogendoorn,Albert, IECG, 2000.

7.a3 Bd6 8.Be2=+ Qe7 9.Nc3 a6 10.h3 Bf5 11.d3 0–0 12.0–0 Rfe8 =+.

7.a3 Bd6 8.h3 Bf5 (8...Bd7 9.Nc3 a6 10.Be2 0–0 11.Rb1 Re8 12.0–0 Qe7=+; 8...Be6 9.Be2 0–0 10.0–0 Re8 11.Ng5 Bf5 12.Nf3 a6=+; 8...Bh5 9.g4 Bg6 10.g5 Nh5 11.Bg2 Na5 12.d3 c6=) 9.Bb5 0–0 10.0–0 Na5 11.Nc3 a6 12.Be2 b5 =+.

7.Bb5 0–0 8.0–0 Re8 9.d3 Qd6 10.h3 (10.a3 Ba5 11.c4 a6 12.Bc6 Qc6 13.cd5 Nd5 14.h3 Qb5 15.Ra2=+) 10...Bf3 (10...Bh5 11.a3 Ba5 12.g4 (12.c4=+ a6 13.Bc6 Qc6 14.Nd4 Qb6 15.Qb3=+) 12...Bg6 13.Nh4 a6 14.Bc6 Qc6 15.Ng6=+) 11.Qf3= Ne5 12.Qf4 (12.Be5 A) < 12...Qe5 13.d4 (13.Be8 Bd6 14.Rd1 Qa1–/+ 15.Ba4–/+) 13...Qg5 (13...Qe6 14.Be8 Re8 15.c4+/–) 14.Be8 Re8 15.a3+/–; B) 12...Re5 13.d4 Re7= 14.a3 Ba5 15.Bd3=) 12...c6=+ 13.Ba4 (13.a3 Bc5 14.d4 Ned7 15.Qd6=+) 13...Ba5 (13...b5 14.Bb3 Qe7 15.a4=+) 14.Bb3 Nh5 (14...Bc7 15.Be5=+) 15.Qh4 (15.Qf5=) 15...Qg6 16.Kh1 Bd8 17.Qb4 b5 18.a4 a5 19.Qd2 b4 20.Qe2 Bc7 21.Nd2 f5 22.Nf3 Nd7 23.Nd4 Be5 24.Qf3 Rac8 25.Nc6 Bb2=+ 26.Qd5 Kh8 27.Qd7 Qc6 28.Qc6 Rc6 29.Ra2 Be5 30.Bf7 Nf6 31.Be8= Ne8 32.d4 Bd6 33.g3 Nf6=+ 34.Kg2 Kg8 35.Re1 Kf7 36.Kf3 h5 37.h4 Ne4 38.Kg2 Ke6 39.Rea1 Kd5 40.Kf3 Rc3 41.Ke2 Kc4 42.Rc1 Ra3 43.Raa1 Kc3–+ 44.Rab1 Ra2 45.Rb3 Kc4 46.Rd3 Ra4 47.f3 Nc3 48.Kd2 Bg3 49.Rg1 f4 50.e4 Bf2 51.Rg7 Bd4 52.Rd4 Kd4 53.Rd7 Ke5 54.Rh7 Ra3 55.Rh5 Kd4 56.Rh8 Nb5 57.Rd8 Kc5 58.Rc8 Kd6 59.Ra8 Nd4 60.Rd8 Kc5 61.h5 Nf3 62.Kc1 Nd4 (62...Nd4 63.Kb2 Rh3 64.Rc8 Nc6–+) 0–1. Ewart,Dave – Soldini,Paolo, IECC, 2000.

7.Bb5 0–0 8.Bc6 bc6–/+ 9.h3 Bh5 10.g4 Bg6 11.Ne5 Qd6 12.Ng6 fg6 13.a3 Ba5 14.f4 Rae8 15.Be5?? (15.0–0 g5 16.Qf3 Qc5–+) 15...Qe7 (better is 15...Re5 16.0–0 Re6–+) 16.0–0–/+ Nd7 17.Bc3 Bb6 18.Qf3 Nf6 19.a4 (19.Be5 g5! 20.Nc3 gf4 21.Bf4 Ba5–/+) 19...a5 (19...Ne4 20.Ra3–+) 20.Qg2 Ne4 (20...g5 21.f5–+) 21.Kh1 (21.Be5 Bc5–/+) 21...Qh4 22.Kh2 Nc3 0–1. ancona (1850) – zrenjanin (1930), gameknot.com, 2010.

7.Bb5 0–0 8.h3 Bh5 +=.

7.c4 d4 8.Be2 d3 9.Bd3 Qd3 10.Nc3 0–0–0 11.h3 Bf3 12.Qf3 Ne5 13.Qf5 Qf5 0–1. Nautiluschess – NightStalker, ICS blitz, 2001.

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

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

7.Be2 Qd6 8.0–0 0–0–0 9.c3 Ba5 10.d3 Ne7 11.Ba3 c5 12.Qa4 Nc6 13.d4 Nd7 14.dc5+= Nc5?? 15.Qg4+– Kb8 16.Nbd2 Ne5 17.Ne5 Qe5 18.Bc5 Qc3 19.Nb3 Bc7 20.Rfc1 Qe5 21.g3 h5 22.Qd4 b6 23.Qe5 Be5 24.Bd4 f6 25.Be5 fe5 26.Ba6 h4 27.Rc2 d4 28.ed4 ed4 29.Rd1 Rh5 30.Rd4 Rd4 31.Rc8# 1–0. Lauermann,Answarth – Herwig,Michaela, Baunatal op 2nd, 1996.

7.Be2 Qd7 8.0–0 0–0–0 9.d3 Bd6 10.Nbd2 Rde8 11.Rb1 Qf5 12.Bc3 Re7 13.Qc1 Nd8 14.Re1 c6 15.Qb2 h5 16.a4 Rh6 17.a5 Bf3 18.Nf3 g5 19.a6 b6 20.g3 h4 21.Nd4+= Qd7 22.Nc6 Qc6? 23.Bf6+– Rc7? 24.Bg4 Kb8 25.Bd8 Qc2 26.Bc7 Qc7 27.Rec1 (27.Rec1 Qd8 28.Qb5+–) 1–0. Annegarn,Alexander – Malasch,Michael, Husum, 2002.

7.a3 Be7

8.d4 0–0 (8...Qd6 9.Bd3 0–0 10.Nbd2 Rae8 11.0–0 a6 12.c4 dc4=; 8...Bd6 9.c4 dc4 10.Bc4 0–0 11.0–0 Qe7 12.Nbd2 Be6=) 9.Bd3 Qd6 (9...Qd7 10.0–0 Rad8 11.h3 Bf5 12.Nc3 Qe6=+) 10.Nbd2 Rad8 (10...Rfe8 11.h3 Bd7 12.c4 b6=) 11.Qb1 (11.Rb1 Rfe8 12.Bc1 Rb8=) 11...g6 (11...Rfe8 12.0–0= Qe6=) 12.0–0 (12.Ne5 Qe6=) 12...Bf3 (12...Qe6=) 13.Nf3 Qe6 14.Rc1 Na5 15.Bc3 Nc4 (15...Nc6!?+/–) 16.Bc4 dc4 17.Bb4 b6 18.Be7 Qe7 19.Qb5 Qe6 20.Qa6 Rfe8 21.Ne5 (21.Qa7 Nd5 22.Qb7 c3+/–) 21...c3+= 22.Qa7 c5 23.Nf3 Ra8 24.Qc7 Re7 25.Qf4 Nh5 26.Qh6 (26.Qh4 cd4 27.Qd4 Rc8+/–) 26...Qd6 27.Rd1 Rea7 28.dc5 Qc5 29.e4 f6 30.h3 Qc7 31.Nd4 Qc5 32.Rd3 Re7 33.Rad1 Ng7 34.Ne2 Re4 35.Nc3 Re7 36.Nd5 Re6 37.Nf4 Re7 38.Rd8 Rd8 39.Rd8 Ne8 40.Nd5 Re1 41.Kh2 Qc6 42.f4 Re6 43.h4 f5 44.c4 Re2 45.Qg5 Kf7 46.h5 Re6 47.Qh6 Kg8 48.hg6 hg6 49.Qh4 (49.Qh4 Kg7 50.Rb8+–) 1–0. Boehnke,Hartmut (2160) – Florea,Mihail (2155), corr ICCF, 2005.

8.Be2 0–0= (8...Qd6 9.Nc3 0–0 10.Nb5 Qd7 11.Rb1 a6 12.Nbd4 Nd4=) 9.0–0 Re8 10.Nc3 a6 11.Re1 Na5 12.d3 c5 =+.

8.h3 Be6 9.Be2 0–0 10.0–0 Re8 11.Nc3 a6 12.Rb1 b5 =+.

8.h3 Be6 9.Be2 0–0 10.d4 a6 11.Nbd2 Qd7 12.c4 Rad8 13.c5 Ne4 14.Qc2 Bf5 15.Bd3 Qe6 16.h4 Qg6 17.0–0–0 Rfe8 18.Be4 de4 (worse is 18...Be4 19.Ne4 de4 20.Nd2+=) 19.Ne1 h5 20.Nc4 Bg4 21.Rd2 Be6 22.g3 Qf5 23.Qc3 Qd5 24.Na5 Rb8 (better is 24...Na5!? 25.Qa5 b6–+) 25.Nc6–/+ bc6 (worse is 25...Qc6 26.d5 Qc5 27.Qc5 (27.de6?! Qc3 28.Bc3 Ba3 29.Bb2 Bb2 30.Kb2 Re6=) 27...Bc5 28.de6 Re6 29.Rd5+/–) 26.Ng2 Qa2 27.Nf4 (better is 27.Qc2!?–/+) 27...Rb3–+ 28.Qc2 Reb8 29.Ne2? (better is 29.Qb1 Qa3! 30.Ne6 fe6 31.Rhd1–+) 29...Rb2 30.Qb2 Rb2 31.Rb2 Qa1 32.Rb1 Qa3 33.Rb2 Bc4 34.Nf4 Qa1 35.Rb1 Qc3 36.Kd1 Bb3 37.Rb3 Qb3 38.Ke2 (38.Kc1 a5 39.Rd1–+) 38...Qb5 39.Kd2 Qb2 40.Kd1 Qb1 41.Ke2 Qh1 (41...Qh1 42.Kd2 g5 43.hg5 Qf1–+) 0–1. combijack (1785) – hope2b (1950), gameknot.com, 2010.

8.h3 Bf5 9.Be2 0–0 10.0–0 Re8 11.d3 Be6 12.Nbd2 Rb8 =.

7.Be2 Qe7

8.0–0 0–0 9.Nc3 =.

8.0–0 Bd6 9.Nc3 0–0 =.

8.0–0 Bd6 9.d3 0–0=+ 10.Nbd2 Rad8 11.Nb3 Rfe8=+ 12.Re1 Nd7 13.Rb1 b6 14.Nfd4= Be2 15.Qe2 Nd4 16.Nd4 Qh4 17.g3 Qh3 18.Qf3 Ne5 19.Qg2 Qh5 20.f4 Ng4 21.Nc6 Rc8 22.Bd4 Re6 23.h3 Nh6 24.g4 Qh4 25.Be5 Bc5 26.Nd4 Bd4=+ 27.Bd4 c6 28.f5 Ree8 29.e4 de4 30.de4 Rcd8 31.Bf2 Qg5 32.Be3 Qh4 33.g5 Nf5 34.ef5+– Qc4 35.Re2 Rd5 36.f6 g6 37.Rbe1+– Rde5 38.Qf3 h5 39.gh6 Kh7 40.Qg4 Qa2 41.Bd4 Re2+/– 42.Re2 Re2 43.Qe2 Qd5 44.Qe3 c5 45.Be5 Qd1 46.Kg2 Qc2 47.Kg3 c4 48.Bd4 Qf5 49.h4 b5= 50.Ba7 Qf6 51.Bd4 Qd6 52.Kg2 b4=+ 53.Bc5 Qd5 54.Kg1 b3 55.Bd4 ½–½. Klinke,Werner – Hoffterheide,Thomas, Ruhrgebiet VK2–chT, 1996.

8.0–0 Bd6 9.d3 h5 10.Nbd2 Bf3 11.Nf3 Ng4 12.d4 Rh6 13.c4 Rf6 14.g3 dc4 15.Bc4 Qe4 16.Nd2 Qh7 17.e4 0–0–0 18.Qe2 Bb4 19.Nb3 Re8 20.e5 Qf5 21.f3 Nh6 22.a3 Bf8 23.e6 fe6 24.Qd2 Rd8 25.d5 Ne5 26.Qe2 Rg6 27.de6 Nd3 28.Bd3 Rd3 29.e7 1–0. de Visser,Arno – de Geus, 1982.

8.a3 Bd6 9.0–0 0–0 =.

8.a3 Bd6 9.Nc3 a6 =.

8.a3 Bd6 9.c4 dc4=+ 10.Bc4 Ne5 11.Be2 Bf3 12.gf3 Qd7 13.d4 Ng6= 14.Qb3 0–0 15.Nd2 c6 16.h4 Nh5 17.Ne4 Rae8 18.Nd6 Qd6 19.0–0–0 b5 20.Rdg1 a5 21.Bd3 a4 22.Qc2 Rc8 23.Rg5+= c5?? 24.Rc5 Rc5 25.Qc5 Qc5 26.dc5 Rb8 27.Bc3 Nf6 28.Bf6 gf6 29.Bg6 fg6+/– 30.Rd1 Rc8 31.Rd5+– Kf7 32.Kc2 Ke6 33.e4 f5 34.Kc3 fe4 35.fe4 Rf8 36.Kb4 Rf3 37.Kb5 Ra3 38.Kb4 Ra1 39.f3 Rf1 40.c6 a3 41.c7 Rc1+/– 42.Rc5?? Rc5–+ 43.Kc5 Kd7 44.e5 Kc7 45.e6 a2 46.e7 Kd7 (46...Kd7 47.f4 a1Q–+) 0–1. Mackert,Chris – Townsend,William T, US Amateur Team East, 2003.

8.a3 Bd6 9.d4 0–0=+ 10.Nbd2 Rfe8 11.c4 dc4 12.Nc4 Ne4 13.0–0 Rad8 14.Qb3 Ng5 15.Qd1 Ne4 16.Rc1 Qf6 17.Nfe5 Ne5 18.Nd6 Qd6 19.Bg4= Ng4 20.Qg4 g6 (20...g6 21.Rfd1 c6+=; 20...c6 21.d5 Nf6 22.Bf6 Qf6 23.dc6 bc6 24.Qa4+=). Langer,Krzysztof (2085) – Stopa,Jacek (2165), Polanica Zdroj op, 2001.

8.Nc3 a6 9.0–0 h5 10.Nd4 Nd4–/+ 11.ed4?? 0–0–0 12.Bg4 hg4–/+ 13.Re1 Qd6 14.g3 Rh3–+ 15.Kg2 Rdh8 16.Rh1 Kb8 17.Ne2 Ne4 18.d3? Qh6 19.Qg1 Ng5 20.Bc1 Qf6 21.Bg5–/+ Qg5 22.Nf4 R3h6 23.c4 Qf5 24.Qd1 Bc3 25.Rb1 Bd4 26.Qe1? dc4 27.dc4 g5 28.Nd5 Qf3 (28...Qf3 29.Kf1 Qh1 30.Ke2 Re6 31.Ne3 Qf3 32.Kd3 Qe4 33.Kd2 Be3 34.Kc3 Qd4 35.Kc2 Qc4 36.Qc3 Qe4 37.Kb2 Rb6 38.Qb3 Qe5 39.Kc2 Rc6 40.Qc4 Rc4 41.Kd1 Qd4 42.Ke2 Qd2 43.Kf1 Qf2#) 0–1. Acevedo,Daiana – Lima,Gabriela, ARG–ch sf U16 Girls, 2003.

8.0–0 0–0–0

9.a3 Ba5 10.d3 Rhe8 11.Nbd2 Bd2 12.Qd2 Bf3 13.Bf3 Rd6 14.Rab1 +=.

9.a3 Bc5 10.Nc3 Na5 11.d4 Bf3 12.Bf3 Bd6 13.Nb5 Nc4 14.Bc3 =.

9.a3 Bd6 10.Nc3 a6 11.Nd4 Bd7 12.Nc6 Bc6 13.Bd3 Bd7 14.f4 =.

9.a3 Bd6 10.d4 Ne4 11.Nbd2 f5 12.c4 Nd2 13.Qd2 dc4 14.Rfc1 Rde8 15.d5 Ne5 16.Ne5 Be2 17.Qe2 Be5 18.Rc4 Qd6+= 19.Rac1 Qd5 20.Qc2+/– c6 21.Rc5 (21…Qc5 22.Qf5 Kc7 23.Rc5 Bb2 24.Qf4 Kc8 25.Qa4+–) 1–0. Lorenc,T – Jirman,P, 2.CLV LokoPard–Jablo, 1997.

9.a3 Bd6 10.d4 Rhe8 11.Nbd2 =.

9.a3 Bd6 10.d4 h5 11.Bb5 Nb8 12.h3 Bf3 13.Qf3 c6 14.Bd3 Ne4 15.c4 g5 16.cd5 cd5 17.Qf5 Nd7 (Unregistered player Black disconnected and forfeits, 1–0). Bonetti,Shane – guest493, ICC, 2002.

9.d3 Rd7 10.Nbd2 Re8 11.Rb1 Bc5 12.Re1 Be6 13.d4 Bb4 14.Bb5 +=.

9.d3 Be6 10.Nbd2 Rhe8 11.Rb1 Bd6 12.Nb3 Kb8 13.Nbd4 Nd4 14.Bd4 =.

9.d3 Rhe8 10.Nbd2 Be6 11.Rb1 h6 12.c3 Bc5 13.Qa4 Bf5 14.Nb3 =.

9.d3 Rhf8 10.Nbd2 Rfe8 11.Rb1 h5 12.c3 Bc5 13.Qb3 Bf5 14.Nd4 +=.

9.d3 Rhg8 10.Nbd2 Rge8 11.Rb1 Bc5 12.Re1 Kb8 13.d4 Bb4 14.c3 =.

9.d3 h5 10.Nbd2 Rhe8 11.Rb1 Bc5 12.Re1 Be6 13.Bc3 Bg4 14.Rb5 =.

9.d3 h6 10.Nbd2 Be6 11.c3 Bc5 12.d4 Bb6 13.c4 Ne4 14.Ne4 +=.

9.Nd4 h5 10.Nc6 bc6 11.Bf6 gf6 12.Bg4+/– hg4 13.Qg4 Kb8 14.Nc3 Rdg8 15.Qe2 Bc3 16.dc3 Qe4 17.Rab1 Kc8 18.f4 Qh7 (18...Qh7 19.g3 Rg3 20.hg3 Qh1 21.Kf2 Rh2 22.Ke1 Re2 23.Ke2 Qg2 24.Kd3 c5=). De Visser,Arno – Eijbergen, Dieren, 1981.

7.h3 Bh5

8.a3 Ba5 9.c4 (9.g4 Bg6=) 9...0–0=+ 10.Be2 dc4 11.Bc4 Qd7 (11...Ne4 12.0–0=+) 12.0–0 (12.Bf6 gf6 13.Nc3 Rfd8+=) 12...Ne4 (12...Qd6 13.d4=) 13.d3 Ng5 14.Nbd2 Bd2 15.Qd2 Bf3 (15...Nf3 16.gf3 A) 16...Qh3?? 17.Qc3 Ne5 18.Qe5 Qh1 19.Kh1 Bf3 20.Kh2 Rfe8 21.Qg7; B) 16...Bf3? 17.Qc3 Nd4 18.Qd4 (18.ed4?? Qh3 19.Bf7 Rf7 20.Qc7 Qg2) 18...Qd4 19.Bd4+– (19.ed4?! c6+–); C) 16...Rae8=+) 16.Qc3= Nh3?? (better is 16...Ne6 17.gf3 Rab8=) 17.gh3+– Nd4 18.Qd4 Qd4 19.Bd4 b6 20.Kh2 Kh8 21.Rg1 f6 22.Rg3 Bh5 23.Rag1 Bg6 24.e4 Rad8 25.Bc3 Rfe8 26.f4 1–0. wlittle (2300) – bigsteve, net–chess.com, 2003.

8.a3 Bd6 9.Nc3 0–0 10.Be2 +=.

8.a3 Bf3 9.Qf3= Be7 (9...Ba5 10.Bd3=) 10.Be2 (10.d4 0–0+=) 10...0–0= 11.0–0 Ne4 12.d3 Bf6 13.Ra2 Ng5 14.Qg3 Bb2 15.Rb2 Rb8 16.f4 Qd6?? (16...Ne6 17.f5 Qf6=) 17.Qg5+– f5 (17...Qc5 18.f5 d4 19.e4+–) 18.Qg3 d4 (18...Rfe8 19.Bf3+–) 19.e4 fe4 (19...Qc5 20.e5+–) 20.de4 b6 (20...d3 21.Qd3 Rf4 22.Qd6 Rf1 23.Kf1 cd6 24.Bc4 Kf8 25.Bd5+–) 21.Bd3 (21.Rb5 Na5+–) 21...Rbe8 (21...Qg6 22.Qg6 hg6 23.Nd2+–) 22.e5 Qd5 (22...Qh6 23.c3+–) 23.Rb5 Qd8 (23...Qe6 24.Nd2 Kh8 25.Nf3+–) 24.Be4 a6 (24...Ne7 25.f5 c5 26.Qb3 Kh8 27.Nd2+–) 25.Rd5 Qe7 26.Qd3 Kh8 27.c3 g5 28.cd4 gf4 29.Nc3 Qa3 30.Rd7 Re7 31.Bc6 1–0. terrier (2095) – yulio (1905), gameknot.com, 2014.

8.Be2 0–0 9.0–0 Bg6 (9...Re8 10.a3 Bd6 11.Nc3=) 10.d4 (10.Nh4 Ne4 11.Ng6 fg6=) 10...Qe7 11.c3 Bd6 12.c4 Rae8 (better is 12...dc4!? 13.Bc4 Rfe8=+) 13.c5+/– Bf4 14.Bb5 (14.Nc3!? Bh6 15.Qb3+/–) 14...Bh6= 15.Bc6 (15.Nc3 a6 16.Bc6 bc6+=) 15...bc6+= 16.Ne5 Ne4 17.Nc6 Qh4 (17...Qe6 18.Qa4+=) 18.Bc1 (18.Na7 Rb8 19.Ba3 Bh5+/–) 18...Bh5 19.Qe1 Qf6 20.Nb4 Qg5 21.Nd2 (21.f4 Qd8=) 21...Nd2 22.Bd2 Bf3 23.g3 Qh5 24.Kh2 Bg4 25.h4 (25.Rh1 Bh3 26.Kg1+=) 25...g5 (25...Bf3 26.Nc6=) 26.f4 (better is 26.Nd5!? Bg7 27.Nc7 Bd4 28.ed4 Re1 29.Rfe1+/– (< 29.Be1 gh4 30.Kg1 Bh3–/+)) 26...gf4 27.gf4 Kh8 (27...Kh8 28.Nc6 a6=). Dobosz – Kozlowski, corr 1. AMM Poland, 1991.

8.g4 Bg6 9.a3 Ba5 10.Bb5 Qd6 11.g5 Ne4 12.Bg7 Rg8 13.Bc3 Qc5 14.Ba5 Qb5 15.Bc7 Qb2 16.Nc3 Nc3 17.dc3 Qc3 18.Nd2 Nd4 19.ed4 Qc7 20.0–0 0–0–0 21.Rc1 Bf5 22.h4 Qf4 23.Qh5 Bg6 24.Qf3 Qh4 25.Qc3 Kb8 26.Qg3 Qg3 27.fg3 Bh5 28.Rf5 h6 29.gh6 Bg6 30.Rf4 Bh7 31.Rf7 Bg6 32.Rf6 Bh7 33.Kg2 Rg4 34.c3 Rdg8 35.Rf3 R4g6 36.Rh1 Ra6 37.Rf7 Rh8 38.a4 Ra4 39.Rhf1 Bg8 40.Rf8 Kc7 41.h7 Rh7 42.Rg8 Ra2 43.Rf2 Rc2 44.Rg5 Rd7 45.Nb3 Rc3 46.Nc5 Rd6 47.Rf7 Kc6 48.Nb7 Rc2 49.Kf3 Re6 50.Nd8 Kd6 51.Ne6 1–0. mtra – turbo, internet, 2002.

5.Bb2 d6

6.Bb5 Bd7 7.Nf3 a6 8.Ba4 0–0 9.0–0 b5 10.Bb3 a5 11.a3 a4 12.Ba2 Ba5= 13.d4 Ne7 14.c3 d5=+ 15.Nbd2 Rc8 16.Ne5 c5 17.Nd7 Nd7 18.Nf3 h6 19.Qe2 c4 20.Bb1 Re8 21.e4 de4=+ 22.Qe4 Ng6 23.Qf5= Rb8 24.Qd5 Nf6 25.Qd8=+ Rbd8 26.Bg6 fg6 27.Rae1 Bc7 28.Ne5= g5 29.h3 Rd5 30.Nf3 Kf8 31.Re8 Ne8 32.g3 Rf5 33.Kg2= h5 34.Re1 g4 35.Nh4 gh3–/+ 36.Kh3 Rf2 37.Bc1 Kf7 38.Re3?! Nf6 39.Rf3 Rf3 40.Nf3 Nd5 41.Bd2? Bd6 42.Ne5 Kg8 43.Kh4 Ba3 44.Kh5 Bb2 (44...Bb2 45.Nf3 Nc3–+) 0–1. Trkn – Frank, itsyourturn.com, 2000.

6.c3 Ba5 7.Bb5 =.

6.c3 Bc5 7.d4 Bb6 8.Nf3 Bg4 9.Be2 0–0 10.0–0 Re8 11.Qc2 d5 12.Re1 Qd7 13.Ng5 Be2=+ 14.Qe2 Qf5 15.Nh7?? Qh7 16.Nd2 Rad8 17.c4 Nd4 (17...Nd4 18.Bd4 Bd4–+) 0–1. Noth,Albert – Attard,Michael, WCCF, 2002.

6.c4 0–0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0–0 6.e3 d6).

6.Bc4 Be6 7.Be6 fe6 8.Nf3 0–0 9.0–0 e5 10.Nc3 Qd7 11.Qe2 Rae8 12.d3 d5 13.e4 Nd4–/+ 14.Nd4 ed4 15.Nb1 de4 16.de4 Ne4 17.Qc4+= Qf7 18.Qb4 Nf2 19.Qb3 Re6? 20.Nd2+– Kh8?? 21.Qf3 Rf6 22.Qg3 c5+/– 23.a4 c4?? 24.c3 d3 25.Ba3 Ne4+/– 26.Rf6 Ng3 27.Rf7 Ne2 28.Kh1 Rf7 29.Bb4 ½–½. Vahl,Laurens – Wulffers,Silvester, Hengelo U14 op, 1998.

6.Be2 Qe7 7.Nf3 Bf5 8.0–0 0–0 9.Nc3 Ba5 10.Nb5 Bb6 11.a4 a6 12.Na3 Nd7 13.Nc4 Nce5 14.Nb6 Nb6 15.Nd4 Bd7 16.a5 Nc8 17.f4 Nc6 18.f5 Ne5 19.f6 gf6 20.Bd3 Bg4 21.Qe1 Nd3 22.cd3 Qe5 23.h3 Bh5? 24.Rf5+– Bg6 25.Re5 fe5 26.Nf3 Bd3 27.e4 Ne7 28.Qe3 Bb5 29.Qg5 Ng6 30.Qf6 Rae8 31.Nh4 Nh4 32.Qh4 Re6 33.Ra3 Kh8 34.d4 f6 35.d5 f5 36.de6 1–0. Lukovski,Lev (2060) – Overbeck,Stefan, Dortmund Sparkassen op–B, 2000.

6.Nf3 0–0 (--> 5.Bb2 0–0 6.Nf3 d6).

6.Nf3 d5 7.c4 h6 (7...0–0 8.Qb3=+) 8.Qc2 (8.cd5 Qd5 9.Bf6 gf6=) 8...Bd7 (Better is 8...0–0!?=) 9.cd5+/– Ne7 10.Nc3 Bc3+= 11.Qc3 Ba4? 12.Qb4+– Bc2 13.Bf6 gf6 14.Bb5 Kf8 15.Rc1 Bg6 16.0–0 Kg7 17.e4 a6 18.Be2 c6 19.dc6 Nc6 (Opening the c–file gets White a lot of play) 20.Qb1 Nd4 21.Nd4 Qd4 22.d3 b5 23.Rc6 h5 24.Qa1 Qd8 25.f4 Rc8 26.Rfc1 Rc6 27.Rc6 h4 28.f5 Bh5 29.Bf1 Rh6 30.Qc3 h3 31.g3 Bf3 32.Kf2 Bg4 33.d4 Rh5 34.Rc5 Qd7 35.Rd5 Qe7 36.Bd3 b4 37.Qc5 a5 38.Qe7 1–0. Otte,Marco – Lubbers,R, Wag.Ext.4vsUVS4, 2001.

6.Nf3 Be6 7.c3 Ba5 8.Be2 Qd7 9.0–0 0–0–0 10.Ng5 Rhf8 11.c4 h6 12.Bf6+= gf6 13.Nh7 Rh8 14.Nf6 Qe7 15.Nh5 Ne5 16.Nf4 Bc4+= 17.Bc4 Nc4 18.Qa4 Nd2? 19.Qa5 Nf1 20.Kf1 Kb8 21.Nc3+/– Qe5 22.Qa3 d5 23.Rb1 d4? 24.Nb5?? a6+/– 25.Nd4 (25.Nd4 Rd4 26.ed4 Qf4 27.Qa6+=). Thomassen,Asbjorn – Jorgensen,Orjan, NOR–ch qual Gausdal, 1999.

6.h3 0–0 7.Nf3 Bf5 8.c3 Ba5 9.d4 Qe7 10.Bd3 Ne4 11.Nbd2 Nc3 12.Bc3 Bc3?? 13.Bf5+= Ba1 14.Qa1 g6 15.Bd3 Nb4 16.Qb1 d5 17.a3 Nd3 18.Qd3 f6 19.0–0 a5 20.Rb1 b6 21.Qb5 Rfd8 22.Qc6 Rab8 23.Rb5 Rd6 24.Qc2 Qd7 25.a4 Rc6 26.Qb3 Qd6? 27.Rd5+– Rc1 28.Nf1 Qb4?? 29.Rb5 Qb3+/– 30.Rb3 g5 31.N3d2+– c6 32.Rb1 Rb1+/– 33.Nb1 b5 34.ab5 cb5= 35.Nfd2 b4 36.Nc4 a4–/+ 37.Nbd2 b3 38.Na3 Rc8 39.d5 f5 40.d6 Rc1 41.Kh2 Kf8 42.Ndc4 Rc3 43.Nb6 Ke8 44.Nb5 Rd3 45.d7 Rd7= 46.Nd7 Kd7=+. gtate (1920) – bvboucher (2000), net–chess.com, 2004.

6.a3 Ba5

7.Bc4 Bg4 8.Ne2 Ne5 9.Be5 de5 10.0–0 c5 11.f3 Bc8 12.c3 0–0 13.d4 cd4 14.cd4 ed4 15.Nd4 (15.Qd4? Bb6 16.Qd8 Be3 (16...Bd8?! 17.Rd1=) 17.Kh1 Rd8–+; worse is 15.ed4 a6+=) 15...Bb6 16.Kh1 Re8 17.Nc2 Qd1 18.Rd1 Be3 19.Ne3 Re3 20.Rd8 Re8 21.Re8 Ne8 22.Nc3 Nc7 23.Re1 Be6 24.Bd3 Rd8 25.Be4 b6 26.g3 Kf8 27.Rc1 f5 28.Bb1 g6 29.h4 Rd7 30.Re1 Bd5 31.Rf1 Bc4 32.Rf2 Nb5 33.Nb5 Rd1 34.Kh2 Bb5 35.Ba2? Rf1?? 36.Rc2? Rf3–+ 37.Rc8 Be8 38.Bc4 Ra3 39.Bb5 Re3 40.Ra8 Re7 41.Be8 Re8 42.Ra7 Re7 43.Ra8 Kg7 44.Rb8 Re2 45.Kh3 Rb2 46.h5 g5 47.Rb7 Kh6 48.Rf7 g4 (48...g4 49.Kh4 Rh2) 0–1. Pachurka,Roland – Orschiedt Eghbali,Anke, Schleswig Holstein–ch Basis, 2008.

7.Nf3 0–0 8.Be2 Re8 9.0–0 Bg4 10.d3 Qe7 11.c4 Rab8 12.Nbd2 Bd2 13.Nd2 Qe6 14.Rb1 Be2 15.Qe2 Nd7 16.d4 Qg6 17.Bc3 Nb6 18.e4 d5 19.cd5 Nd5= 20.Ba1 Qg5 21.f4 Qh6 22.Qf2 Nb6 23.d5 Ne7 24.f5 f6 25.Rb3 Qg5 26.Rg3 Qh6 27.d6 cd6 28.Bd4 Nec8 29.Rh3 (29.Rh3 Qh3 30.gh3+–) 1–0. Woelfelschneider,Peter – Vetter,Udo, TT–09 ETC, 2003.

7.Nf3 Bg4 8.Be2 0–0 9.0–0 Re8 10.c4 Qe7 11.Qc2 Ne4 12.Nc3 Bf3 13.Bf3 Nc3 14.Bc3 Bc3 15.Qc3 Qg5 16.Rab1 Rab8 17.Rb7! Rb7 18.Bc6 Rbb8 19.Be8 Re8 20.Qb2 Qc5 21.Rc1 Kf8 22.d4 Qa5 23.Qb4 Qb4 24.ab4 Rb8 25.b5 d5 26.g4 dc4 27.Rc4 Rb5 28.Rc7 a5 29.Ra7 Rb1 30.Kg2 Ra1 31.d5 a4 32.d6 Ke8 33.e4 Rd1 34.e5 Re1 35.f4 Ra1 36.Kg3 a3 37.Kh4 a2 38.h3 Rf1 39.Ra2 Rf4 40.Re2 Kd7 41.Re3 Ke6 42.Kg5 Rf1 ½–½. Eisenhauer,Erik – Haller,Nils, Rheinhessen–ch HT2, 2000.

6.Bc4 0–0

7.a3 d5 8.ab4 dc4 9.b5 Nb4 10.Na3 Bf5 11.Bc3 =+.

7.Be2 Re8 8.a3 Ba5 9.Nf3 Ne5 10.0–0 Nf3 11.Bf3 =.

7.Nf3 d5 8.Bb3 Bd7 9.0–0 Na5 10.c3 Nb3 11.ab3 Be7 12.d4 Re8 13.Nbd2 h6 14.Ne5 a5 15.c4 Be6 16.cd5 Qd5 17.Qf3 Qf3=+ 18.Ndf3? Bb3–+ 19.Rfc1 a4 20.Rc7–/+ a3 21.Bc3 Bd5–+ 22.Nd2? Bd6 23.Rc4 b5 24.Rb4 Bb4 25.Bb4 a2 26.f3 Rec8 27.e4 Rc2 28.ed5?? Nd5 29.Nd3 Nb4 30.Nb4 Rd2 31.d5 Rb2 32.Nc6 Rb1 (32...Rb1 33.Kf2 Ra1 34.Ne7 Kf8–+) 0–1. Trkn – BillyBronx, itsyourturn.com, 2000.

7.Nf3 Be6 8.Be6 fe6 9.0–0 =+.

7.Nf3 Be6 8.Be6 fe6 9.a3 Ba5 10.0–0 e5 11.d3 =.

7.Nf3 Bg4 8.c3 Ba5 9.Be2 Bf3 10.Bf3= Ne5 11.0–0 Nf3 12.Qf3 c6 13.d3 Qb6= 14.Qe2 Rfe8 15.Na3 d5 16.c4 d4 17.e4 Qc5 18.Nc2 Rad8 19.a4 a6 20.f4 Bc3 21.Ne1 Bb2 22.Qb2= b5 23.ab5 ab5 24.Ra5?? Rb8?? 25.Nc2 bc4 26.Qa2?? Rb5–/+ 27.Rb5 cb5–+ 28.dc4?? bc4 29.Rf2 Ne4 (29...Ne4 30.Qa4 Rb8–+) 0–1. Trkn – Paul Zapfel, itsyourturn.com, 2000.

7.Nf3 Bg4

8.0–0 Ne5 9.Be2 Re8 =+.

8.c3 Ba5 9.0–0 Re8 =+.

8.c3 Ba5 9.Be2 Re8 10.Qb3 b6 11.Bb5 Bf3 12.gf3= Qd7?? 13.d4 d5 14.Nd2 Rab8 15.0–0–0 Re6 16.f4 Ne8 17.f5 Rh6 18.Nf3 f6?? 19.e4+/– Nd6?? 20.Bc6 Qc6= 21.Qd5 Qd5=+ 22.ed5 Nf5 23.Rhe1 Rg6 24.Rg1 Rh6 25.Kc2 Re8 26.Rde1 Rd8 27.Bc1? Rh5 28.Bf4=+ Rd5 29.Re8 Kf7= 30.Ra8 b5 31.Ra7 Bb6 32.Ra8 g5 33.Bg3 Ng3 34.fg3 Rf5 35.Rf1 Rd5 36.Ne5 Kg7 37.Ng4 Rd6 38.Re8 Kf7 39.Re2 c5 40.Ref2 Bd8 41.dc5+– Ra6 42.Kb3 h6 43.Ne5 Kg8 44.Ng4?? Kf7 45.Rd1 Be7 46.Rd7 Ke6 47.Rb7 Ra5 48.Rb6 Kd5 49.c6 Bd8 50.Nf6 Bf6 51.c7 Ra8 52.Rff6 Rh2 53.Rfc6 Rha2 54.Ra6 R2a6+/– 55.Ra6 Ra6?? 56.c8Q+– Rd6 57.Qf5 (57.Qf5 Kc6 58.Kb4+–; 57.Kb4 Ke5+–) 1–0. Flor,Remigre – Cruz,Radolfo, Vamaleno (Cuba), 1995.

8.c3 Ba5 9.Be2 Bf3 10.Bf3 Ne5 11.0–0 Nf3 12.Qf3 c6 13.d3 Qb6 14.Qe2 Rfe8 15.Na3 d5 16.c4 d4 17.e4 Qc5 18.Nc2 Rad8 19.a4 a6 20.f4 Bc3 21.Ne1 Bb2 22.Qb2 b5 23.ab5 ab5 24.Ra5 Rb8 25.Nc2 bc4 26.Qa2 Rb5 27.Rb5 cb5 28.dc4 bc4 29.Rf2 Ne4 0–1. Trkn – Paul Zapfel, itsyourturn.com, 2000.

8.c3 d5 9.Be2 Bf3 10.Bf3 =+.

6.Bc4 d5

7.Bb3 Na5 8.Nf3 Nb3 9.cb3 Bg4 10.0–0 0–0 11.Bc3 Bc3 12.Nc3 c6 13.d3 d4 14.Na4 b6 15.e4 Qe7 16.h3 b5 17.hg4+/– ba4 18.Nd4 c5 19.Nf5 Qd7 20.Qf3 g6 21.Nh6 Kg7 22.g5 Ng8 23.Ng8 Kg8 24.ba4 Rae8 25.Qd1 Qd4 26.Qc2 Rd8 27.Rfc1 Qd3 28.Qd3 Rd3 29.Rc5 Rfd8 30.Kf1 R3d4 31.f3 Ra4 32.Ke2 Rad4 33.a4 Kg7 34.Ra2 h6 35.gh6 Kh6 36.Rcc2 Kg5 37.Rd2 Kf4 38.g4?? Rd2–+ 39.Rd2 Rd2 40.Kd2 Kf3 41.Kd3 Kg4 42.Ke3 Kg3 43.e5 g5 44.Ke4 g4 45.Kf5 Kh3 46.Kf4 g3 47.Kf5 g2 48.Kf6 g1Q 49.Kf7 Qf1 50.Ke7 Kg4 51.e6 Kf5 52.a5 Qe2 53.a6 Qe6 54.Kd8 Qa6 55.Kc7 Qb6 56.Kd7 a5 57.Ke7 Qc7 58.Ke8 Kf6 59.Kf8 Qf7# 0–1. Trkn – Lazar, itsyourturn.com, 2000.

7.Bb3 Be6 8.Ne2 0–0 9.Nd4 Nd4 10.Bd4 c5 11.Bb2 c4 12.Ba4 a6 13.c3 Be7 14.0–0 Ne4 15.f3 Nc5 16.Bc2 Re8 17.Na3 Bf6 18.Nb1 Qd7 19.e4? (19.Ba3!? Rac8 20.Bc5 Rc5 21.d4 cd3 22.Qd3–/+) 19...d4 (19...Qc6 20.Ba3 de4 21.fe4 Ne4 22.Rf4–+) 20.Qe1 d3 21.Bd1 b5 22.e5 Be7 23.Ba3 Qa7 24.Kh1 Nd7 (24...a5!?–+) 25.Be7–/+ Re7 26.a4 Nc5 (26...Bd5 27.f4–/+) 27.f4 (27.ab5 Qb8=) 27...Bd5 28.Bf3? (better is 28.ab5!? Qb7 29.Bf3 ab5 30.Bd5 Qd5 31.Ra8 Qa8 32.Qe3+=) 28...Bf3–+ 29.Rf3 Ne6?? (29...Na4!? 30.Qh4 Re6–+) 30.Qe4 (30.ab5 Nc5+=) 30...Rae8 (better is 30...Qb7 31.Qb7 Rb7 32.ab5 Rb5–/+) 31.Rh3?? (better is 31.ab5 Rb8 32.Rh3+= (32.ba6? Qa6 33.Na3 Qa3–+)) 31...g6 (31...h6!? 32.Re3 Nc5 33.Qf3 Na4 34.Na3–+) 32.a5 ½–½. Havlicek,P (1735) – Nigrin,Jiri (1700), Ricany Open A, 2011.

6.Nf3 a6

7.a3 Ba5 8.Be2 0–0 9.0–0 Re8 10.d4 d5 11.c4 Be6 12.Ng5 =.

7.c3 Ba5 8.Qb3 0–0 9.d4 h6 10.Nbd2= b5 11.Bd3 b4 12.c4+= d5 13.cd5 Nd5 14.0–0 Rb8 15.Rfc1 Rb6 16.Rc6! Rc6 17.Qa4 Rb6 18.Qa5 (18.Qa5 Nf6 19.e4+–) 1–0. Suess,Stefan – Hemmilae, corr, 1984.

7.Be2 0–0 8.0–0 Re8 9.a3 Ba5 10.d3 b5 11.a4 b4 12.c3 =.

7.Be2 0–0 8.a3 Ba5 9.0–0 Re8 10.d4 Bf5 11.d5 Ne5 12.Nd4 =.

7.Be2 0–0 8.a3 Ba5 9.0–0 Bf5 10.d3 Bb6 11.Nbd2 Bg6 12.Nh4 Re8 13.Ng6 fg6 14.c4 Ne5 15.d4 Neg4?? 16.Bg4+– Ne4 17.Ne4 Re4 18.Bf3 Rh4 19.Bd5 Kh8 20.Bb7 Rb8 21.Ba6 c6 22.Bc3 Bc7 23.Qd3 d5 24.g3 Qg5 25.f4 Qg4 26.cd5 Rf8 27.Bb4 Rf6 28.Qe4 h6 29.Qe8 Kh7 30.Bc8 Qe2 31.Rf2 Qb2 32.Rb2 (32.Rb2 Rh5 33.Be7+–) 1–0. Trkn – guest5024, ICC, 2004.

7.Be2 Ba5 8.Na3 Be6 9.Nc4 0–0 10.Na5 Na5 11.0–0 Nc4 12.Bc4 =.

7.Be2 Be6 8.0–0 0–0 9.a3 Ba5 10.c4 Re8 11.Qc2 Bg4 12.d4 =.

6.Nf3 Bg4

7.a3 Ba5 8.h3 Bf5 9.Bd3 Bd3 10.cd3 0–0 11.0–0 Re8 12.Qb3 Bb6 13.a4 a5 14.Na3 Nb4 15.Nc4 c5 (15...Ra6 16.Rfe1+=) 16.Bf6+/– gf6 17.d4 Bc7 18.dc5 dc5 19.d4 cd4 20.Nd4 Qd5 (20...Qe7 21.Rfd1+/–) 21.Rfd1 Qe4 22.Nb5 Be5 (22...Re7 23.Rac1 Qe6 24.Nd4+– (worse is 24.Nc7 Rc7 25.Rd4 Rac8+=)) 23.Rac1 Red8 (23...Rad8 24.Ncd6 Bd6 25.Nd6+–) 24.f3 (24.f4 Rd3 25.Rd3 Nd3+–) 24...Rd1 25.Qd1 Qd3 26.f4 Qd1 27.Rd1 Rc8 28.Na5 b6 29.fe5 ba5 30.ef6 h6 31.Nd6 Rc3 32.Rd4 Re3 (32...Rc6 33.Rg4 Kf8 34.Rc4+–) 33.Rg4 Kf8 34.Rc4 Kg8 35.Rc8 Kh7 36.Nf7 Kg6 37.Nh6! (37.Nh6 Re1 38.Kf2 Nd3 39.Kg3 Kf6 40.Ng4 Ke7 41.Ra8+–) 1–0. marekt – bottvinnik, gameknot.com, 2014.

7.Be2 d5 8.h3 Bh5 9.Bb5 =.

7.Be2 Qd7 8.Bf6 gf6 9.c3 Ba5 10.d4 0–0–0 11.Qb3 Rhg8 12.Nbd2 Ne7 13.Nc4 Be6 14.Nfd2 c6 15.Qa3+– Bb6 16.Rb1 Kc7 17.g3 d5 18.Nb6+– ab6 19.Qb3 Nc8 20.0–0 h5 21.h4 Qd6 22.Kh2 Bd7 23.Rfe1 Qe6 24.Bf1 f5 25.c4+– Kb8 26.cd5 cd5 27.Bg2 Bc6 28.Nf3 f6 29.Ng1 Rg7 30.Ne2 Rc7 31.a4 Rd6 32.Nf4 Qf7 33.Re2 Rcd7 34.Ra2 Kc7 35.Bh3 Re7 36.Bf5 Bd7 37.Bg6 Qg7 38.Rc2 Kd8 39.Qb4 Rc6 40.Rc6 bc6 41.a5 ba5 42.Qa5 (42.Qa5 Nb6 43.Qb6 Kc8 44.Qb8#) 1–0. pierre – ball, internet, 2006.

7.Be2 Bf3 8.Bf3 d5 9.a3 Bd6 10.Nc3 Be5 11.d4 Bd6 12.Bd5 Nd5 13.Nd5 Be7 14.c4 Na5? 15.Qa4+– Nc6 16.Ne7 Qe7 17.d5 0–0 18.dc6 bc6 19.Qc6 Rad8 20.0–0 Qd6 21.Qd6 Rd6 22.Bd4 a6 23.Bc5 Rd3 24.Bf8 Kf8 25.Rfd1 Rc3 26.Rac1 Ra3 27.Rd7 g6 28.Rc7 Ke8 29.c5 Kd8 30.Ra7 Ke8 31.c6 (31.c6 Re3 32.fe3+–) 1–0. marekt – xyzzy, ChessWorld.net, 2005.

7.Be2 0–0

8.0–0 d5 9.a3 Be7 10.c4 dc4 11.Bc4 a6 12.Be2 Nd5 13.Nc3 Nc3 14.Bc3 Bf6 15.Bf6 Qf6 16.Rb1 Rab8 17.h3 Bf5 18.d4? b5 19.Rb2 Rfd8 20.Qa1 Be4 21.Qc1 Qd6 22.Rd1 Qa3=+ 23.Rbd2 Bd5?? 24.Qa3+– a5 25.Ne5 b4 26.Qa4 Ne5 27.de5 (27.de5 b3 28.Qa5+–) 1–0. Neumann,Frank (1635) – Zornack,Andre (1990), RSS5E NoEngine–99, 2009.

8.0–0 Qe7 9.a3 Ba5 10.c4 Nd8 11.d3 Ne6 12.Nh4 Be2 13.Qe2 c6 14.Nf5+/– Qd8 15.Nc3 d5 16.cd5+– cd5 17.Nb5 Bc7 18.Nc7 Nc7 19.Rfc1 Rc8? 20.Qf3 Re8 21.Nh6! Kf8 22.a4 gh6 23.Bf6 Qd7 24.Qf4 Ne6 25.Qb4 Kg8 26.Qg4 Kf8 27.Bg7!! Kg8 28.Bh6 Kh8 29.Bg7! Kg8 30.Bb2 Kf8 31.Ba3 (31.Ba3 Re7 32.Rc8 Qc8 33.Rc1+–) 1–0. pierre – edrazer, internet, 2006.

8.0–0 Qe7 9.c4 Rae8 10.d3 d5 11.Nbd2 Bf3 12.Bf3 Bd2 13.Qd2 dc4 14.dc4 Rd8 15.Qc3 Qe6 16.Rad1 b6 17.Bd5 Qd7 18.Bf3 Qe6 19.h3 Rd1 20.Rd1 Rd8 21.Rd8 Nd8 22.Qd3 Qe7 23.Ba3 Qe8 24.g4 h6 25.Bb2 Qe7 26.Ba3 Qe8 27.c5 Ne6 28.c6 Qd8 29.Qc3?? Ng5–/+ 30.Bg2 Nge4?? 31.Qe5+= Qd1 32.Kh2 Nf2 33.Qc7 N2g4 34.hg4 Ng4 35.Kh3 Nf2? 36.Kg3+– Nh1 37.Bh1 Qg1?? 38.Kf3 Qh1= 39.Ke2 Qg2 40.Kd3 Qd5 41.Ke2 Qg2 42.Kd3 Qd5 43.Kc2 Qa2 44.Bb2 Qc4 45.Kd2 Qd5 46.Bd4 Qa5 47.Kd3 Qb5 48.Ke4 f5? 49.Kf4+– g5?? 50.Kg3 f4 51.Kg4 h5 52.Kh5 Qe2 53.Kg6 Qd3 54.Kg5 Qb5 55.Qe5 (55.Qe5 Qe5 56.Be5+–; 55.Kh6 Qh5 56.Kh5 Kf8 57.Qg7 Ke8 58.c7 fe3 59.c8Q) 1–0. Ferreira,Jose Carlos (2035) – Del Rey,Rubens Casal, Paulista–ch final, 2008.

8.0–0 Re8 9.d3 Bf3 10.Bf3+= Rb8 11.d4 a6 12.c4+= Ne7? 13.Qa4+– c5 14.a3 Ba5 15.dc5 dc5 16.Rd1 Qb6 17.Be5 Rbd8 18.Nc3 Bc3 19.Bc3 Rd1 20.Rd1 Rc8 21.Bf6 gf6 22.Qd7 Qe6 23.Qe6 fe6 24.Bb7 Rb8 25.Ba6 Nc6 26.Bb5 Na7 27.a4 h5 28.Rd6 Nb5 29.ab5 Kf7 30.Rd7 Kg6 31.Rc7 Ra8 32.g3 Kg5 33.Rc5 Kg4 34.Kg2 (34.Kg2 e5 35.e4+–) 1–0. lasker (2075) – ChrisOos, internet, 2007.

8.0–0 h6 9.c4 Bc5 10.Nc3 Re8 11.a3 a6 12.d4 Ba7 13.Qc2 Na5 14.Qa4 c6 15.Rfe1 Bf3 16.Bf3 b5 17.cb5 ab5 18.Qc2 Rc8 19.Rad1 c5? (19...d5 20.e4=) 20.d5 (better is 20.Nb5!? cd4 21.Qe2+–) 20...b4+= 21.Nb5 Qb6? (better is 21...b3!? 22.Qf5 Bb8+=) 22.Na7 Qa7 23.Bf6 gf6 24.Qb2 Nc4 25.Qf6 Qa3 26.Ra1 Qb2 27.Qb2?? Nb2+= 28.Reb1 Nc4 29.Ra2 Rb8 30.Bd1 Nb6 31.Ra6 Red8 32.e4 Nc4 33.f3 Na3 34.Ra1 Rbc8 35.Rb6 Nc4 36.Rb7 Rb8 37.Rb8 Rb8 38.Rb1 Kf8 39.Kf2 Nd2 40.Rb2= Nc4 41.Rb1 Ne5 42.Ke3 Ke7 43.Kd2 c4 44.Be2 c3 45.Kc2 Kd7 46.f4 Ng6 47.g3 Kc7 48.Kb3 Kb6?? 49.Kc4 c2+/– 50.Rc1 Rc8? 51.Kb3?? Ka5 52.Rc2 Rc2 53.Kc2 Ka4 0–1. Borrmann,Fritz – Schoene,Lukas, Leutersdorf Sparkasse op, 2009.

7.Be2 Qe7

8.0–0 0–0 9.a3 Ba5 10.Nc3 =.

8.0–0 0–0–0 9.a3 Bc5 10.Bb5 Qe6 11.d4 Bb6 12.c4 Ne7 13.h3 Bh5 14.Nbd2 +=.

8.0–0 0–0–0 9.c3 Bc5 10.d4 Bb6 11.Ne5 Be2= 12.Nc6 bc6 13.Qe2+– h5 14.a4 a5+/– 15.Nd2 g5 16.Qa6 Kb8? 17.Nc4+– Ba7 18.Na5 (18.Na5 Bd4 19.Nc6#) 1–0. Bonetti,Shane – kwilu, ICC, 2002.

8.0–0 0–0–0 9.c3 Bc5 10.d4 Bb6 11.Ne5 Be2 12.Nc6 Bd1 13.Ne7 Kd7 14.Rd1 Ke7 15.c4 d5 16.c5 Ba5 17.Bc3 Bc3 18.Nc3 c6 19.a4 Rd7 20.a5 a6 21.Rab1 Kd8 22.Rb6 Kc7 23.Rdb1 Rb8 24.Kf1 Ne4 25.Ne4 de4 26.f3 ef3 27.gf3 Re7 28.Ke2 f5 29.Kd3 g5 30.e4 fe4 31.fe4 Rf7 32.d5 cd5 33.ed5 Rf3 34.Kd4 Rf4+/– 35.Ke5 Ra4? 36.d6 Kd7 37.Rb7 (37.Rb7 Rb7 38.Rb7 Kc6 39.Rc7 Kb5 40.d7+–) 1–0. pierre – Shakkimestari, ChessHere.com, 2006.

8.0–0 a6 9.a3 Bc5 10.Re1 0–0–0 11.d4+= Bb6 12.Nc3 Ba5 13.Qd3 g6 14.Nh4 Be2= 15.Re2 h5 16.Nf3 Kb8 17.d5 Ne5 18.Ne5 Qe5? 19.Na4 Qe7+/– 20.Rb1 Rhf8?? 21.Bf6 Qf6 22.Qa6 b6 23.c4 Qf5 24.Reb2 Qc8 25.Qa5 (25.Qa5 Rd7 26.Nb6 cb6 27.Rb6 Rb7 28.Qa6 Qc7 29.Rb7 Kc8 30.Qa8 Kd7 31.Rc7 Kc7 32.Rb7#) 1–0. amikhlin (2390) – chadpalmer (2280), net–chess.com, 2003.

5.Bc3 0–0

6.Bb5 Qe7 7.Ne2=+ a6 8.Bc6 dc6 9.Bb4 Qb4 10.0–0 Qh4 11.Nbc3 Re8 12.Rb1 b6 13.h3 Be6 14.Nd4 Nd5=+ 15.Nce2 c5 16.Ne6 Re6 17.d4 Rd8 18.c4 Nf6 19.Qa4 Ne4 20.Rbd1 a5 21.d5 Rf6 22.f3 Nd6 23.e4 Rg6 24.Kh2 Qg5 25.g3= Rh6 26.Nf4 Ne8 27.Rfe1 Nf6 28.Qb3 Nh5 29.Ne2 Rg6? 30.f4+– Qh6 31.e5 Ng3 32.Ng3 Qf4 33.Re2 a4 34.Qc3 h5 35.Qe3 Qc4 36.Nh5 Rd5? 37.Rd5 Qd5 38.Nf4 Qc6 39.Ng6 Qg6 40.Qf3 c4 41.Qd5 Qd3 42.Qd3 cd3 43.Rd2 Kf8 44.Kg3 Ke7 45.Rd3 Ke8 46.Kf4 Ke7 47.Rd4 b5 48.Rd5 c6 49.Rd6 c5 50.Rd5 b4 51.Rc5 Ke6 52.Rb5 b3 53.ab3 (53.ab3 a3 54.Ra5+–) 1–0. Fritz 6 – Crafty 19.01, 2003.

6.Nf3 d6 7.a3 Bc3 8.Nc3 d5 9.d4 Qd6 10.Nb5 Qe7 11.Bd3 Bg4 12.0–0 Ne4 13.c4 dc4 14.Be4 Qe4 15.Nc7 Rac8 16.Nb5 Qd5 17.a4 Rfd8 18.h3 Bh5 19.Qe2 a6 20.Nc3 Qa5 21.Rfc1 Nb4 22.g4 Bg6 23.Qd2 Nd3 24.Rd1 f5 25.Nh4 (25.Ne1 fg4 26.hg4 Qg5–/+) 25...fg4 26.Ng6 Qg5 27.Ne7 Kh8 28.e4 Qe7 29.hg4 Qd7 30.Qe3 Qg4 31.Qg3 Qh5 32.d5 Rf8= 33.Qh2 Qh2 34.Kh2 Rf2 35.Kg1 Rc2 36.Nb1 Nf4 37.Na3 Nh3 38.Kh1 Re2 39.Re1 Re4! 40.Re4 Nf2 41.Kg2 Ne4 42.Rb1 Nd6 43.Rb6 Rd8 44.Kf3 g5 45.Ke3 g4 46.Kf4 h5 47.Nc2 c3 48.Kg3 Nf5 49.Kf4 Rd5 50.Rb7 g3 51.Rb6 g2 52.Rb1 Nd4 53.Na3 Rf5 54.Kg3 Rg5 55.Kf2 h4 56.Rb8 Kh7 57.Rb7 Kg6 58.Rb6 Kh5 59.Rb1 h3 60.Rg1 Nf3! 61.Nc2 Ng1 0–1. ancientmage (2565) – marekt (2445), ChessWorld.net, 2003.

6.Nf3 Ne4 7.Bb4 Nb4 8.c3 Nd5 9.c4 Ndf6 10.d3 Nc5 11.Nbd2 d5 12.d4 Nce4 13.cd5 Qd5 14.Bc4 Qf5 15.Ne4 Qe4 16.0–0 Bg4 17.Nd2 Qe7 18.Qb3 b6 19.Rfc1 Rfd8= 20.Nf1 Rd6 21.a4 c5 22.a5 Rc8 23.ab6 ab6 24.dc5 bc5 25.Ra5 Be6 26.Be6 Re6 27.Rac5?? Rc5–+ (27...Rc5 28.Qb8 Ne8–+) 0–1. Mertens,Sylvia – Malmstroem,Jan, T15–08.103 ETC, 2003.

6.Bb4 Nb4

7.a3 Nc6 8.Nf3 d5 9.Bd3 Bg4 10.h3 Bh5 11.Bb5 Ne5 12.g4 Nf3–/+ 13.Qf3 Bg6 14.Ra2?? Be4–+ 15.Qg3 Bh1 16.f3 d4 17.e4 c6 18.Be2 Qb6 19.Ra1 Qb2 (19...Qb2 20.Kf2 d3 21.Bd3 Qa1–+) 0–1. IroniteNC – salmo (1795), internet, 2005.

7.c3 Nc6 8.Nf3 d5 9.d4 Bg4 10.h3 Bh5 11.g4 Bg6 12.Bd3 Bd3 13.Qd3= Re8 14.0–0 Ne4 15.Nbd2 Na5 16.Nb3 Nc4 17.Nc5 Ncd6 18.Rab1=+ Rb8 19.Nd2 Qh4 20.Nde4 de4–+ 21.Qe2 Qh3 22.f4 ef3 23.Qf3 Re3 24.Qh3 Rh3 25.Nd7 Re8 26.Rbe1 Re1 27.Re1 Rc3 28.Nc5 Kf8 29.Ne4?? Ne4–+ 30.Re4 c6 31.Kf1 b5 32.Ke1 a5 33.Kd2 Ra3 34.Re5 Ra2 35.Kc3 b4 36.Kb3 Ra3 37.Kc4 Rc3# 0–1. xyzzy – Morphystyle, ChessWorld.net, 2005.

7.d4 Qe7 8.c3 Nbd5 9.c4 Nb6 10.Nf3= c5 11.dc5 Qc5=+ 12.Nbd2 d5 13.Nb3 Qc7 14.c5=+ Nc4 15.Nfd4 Ne4 16.Qc2= Re8 17.Bc4 dc4 18.Qc4 a5 19.a4+= b6 20.Qb5 Re5?? 21.Qc6+/– Qc6 22.Nc6 Re6 23.Nbd4 Rf6 24.Ne7 Kf8 25.Nd5 bc5? 26.Nf6+– Nf6 27.Nb5 Bb7 28.Rc1 Rc8 29.Nd6 Rc7 30.Nb7 Rb7 31.Ke2 Rb2 32.Kf3 h5 33.Rhd1 Ng4 34.Rc5 Rf2 35.Kg3 Rg2 36.Kg2 Ne3 37.Kf3 Nd1 38.Rc2 Ke7 39.Ke2 h4 40.Kd1 g5 41.Rc5 g4 42.Ra5 g3 43.hg3 (43.hg3 hg3 44.Rg5+–) 1–0. Fritz 5.32 – Crafty 19.01, 2003.

6.Bb5 a6

7.Bc6 Bc3 8.Nc3 dc6 9.Rb1 Re8 10.Qf3 Bg4 11.Qg3 b6 12.Nf3 Bf5 13.d3 a5 14.0–0 c5 15.a3 Nh5= 16.Qg5 Qg5 17.Ng5 f6 18.Nf3 Bg4 19.Nd5 Ra7 20.Nd2 Be6 21.Nc3 Rb7 22.Rb2 Bd7 23.Rfb1 f5 24.Nc4 a4 25.f4 Be6 26.Na5 Ra7 27.Nc6 Rb7 28.Kf2 Nf6 29.h3 Bd5 30.Ne5 Ra7 31.Nd5 Nd5 32.g4 Nc3+= 33.Ra1 fg4 34.hg4 h6 35.Ke1+= Nd5 36.Ke2 Raa8 37.Re1 Rad8 38.c4 Nf6 39.Rg1 g5 40.fg5 hg5 41.Nf3+= Nh7 42.Rh1 Nf6 43.Ng5 Ng4? 44.Ne4+/– Kf8 45.Rbb1+– Rd7? 46.Rh8 Ke7 47.Re8 Ke8 48.Rg1 Ne5 49.Nf6 Ke7 50.Nd7 Kd7 51.Rg8 Kd6 52.Ra8 Ke6 53.Ra4 Kd6 54.Ra8 Kd7 55.a4 Nc6 56.Kf3 Nb4 57.Ke4 Ke6 58.a5 ba5 59.Ra5 Kd6 60.Ra1 Ke6 61.Rh1 Kd6 62.Rh5 Kc6 63.Rh6 Kd7 64.Rh7 Kc6 65.Rg7 Kb6 66.Rg6 Kb7 67.Rh6 Ka7 68.Rh5 Na6 69.Rg5 Kb6 70.Rg6 Kb7 71.Ra6! Ka6 72.Kd5 Kb7 73.Kc5 Kb8 74.e4 Kc8 75.Kc6 Kd8 76.Kb7 c5 77.Kc6 Ke7 78.e5 Ke6 1–0. COMP – COMP, 2002.

7.Bc6 Bc3 8.Nc3 dc6 9.Rb1 Re8 10.Qf3 Bg4 11.Qg3 b6 12.Nf3 Bf5 13.d3 a5 14.0–0 c5 15.Nb5 Re7 16.e4+= Be6 17.Ne5 Qe8 18.a3 Ba2 19.Rb2+= Be6 20.Rbb1 Nh5 21.Qh4 f6= 22.Ng4 Rd8 23.Nc3 c4 24.dc4 Bc4 25.Rfd1 Red7 26.Rd7 Rd7 27.e5 Be6=+ 28.ef6 Bg4 29.Qg4 Nf6 30.Qg5 Qe6 31.h3 Qc6 32.Qe3 Rd6 33.Re1 Qc4 34.Qg3 Qc5 35.Ne4 Ne4 36.Re4 Rd1 37.Kh2 Qd6 38.Re8 Kf7 39.Re5 g6 40.Re2 Qg3=+ 41.Kg3 c6 42.Kf3 h6 43.c4 Rc1 44.Rb2= Rc4 45.Rb6 Rc3 46.Ke4 a4 47.g3 Ra3 48.Rc6 Rb3 49.Rc7 Ke8 50.Kd4 a3 51.Ra7 Rf3 52.Kc4 g5 53.Kb4 Rf2 54.Ra3 Rh2 55.g4 Ke7 56.Kc5 Kf6 57.Kd5 Rd2 58.Ke4 Re2 59.Kf3 Re6 60.Ra5 Rb6 61.Ke4 Rb4 62.Kd5 Rb3 63.Ra6 Kg7 64.Ra7 Kg8 65.Ra8 Kf7 66.Ra7 Ke8 67.Ke6 Re3 68.Kf6 Rh3 69.Re7 Kd8 70.Rh7 Rh2 71.Kg6 Rh4 72.Rh8 Ke7 73.Rh7 Ke6 74.Rh6 Rg4 75.Kh5 Kf5 76.Rf6 Kf6 77.Kg4 Kg6 78.Kh3 Kh5 79.Kg3 g4 80.Kh2 Kh4 81.Kg2 g3 82.Kg1 Kg4 83.Kg2 Kf4 84.Kg1 Kg5 85.Kh1 Kf5 86.Kg2 Kg4 87.Kg1 Kh4 88.Kg2 Kh5 89.Kg3 ½–½. COMP – COMP, 2002.

6.Bb5 Bc3

7.Nc3 Re8 8.Nf3 a5 9.d4 b6 10.0–0 Bb7 11.Rb1 Nb4 12.Ne5 c6 13.Bc4 d5 14.Bb3 Qe7 15.Na4 b5= 16.Nc5 a4 17.a3 Na6 18.Nb7 Qb7 19.Ba4 Ne4 20.Qe1 Nc7 21.Bb3+= f6 22.f3 Ng5 23.Nd3+/– Ra3 24.Qc3 Ra7 25.Nb4+– Re6 26.Ra1 Ra8? 27.e4!+– Rd8? 28.Qc5 Rc8 29.ed5 cd5 30.Nd5 Nd5 31.Bd5 Rc5 32.Bb7 Rc2 33.f4 Nh3 34.gh3 Rd6 35.Ra8 Kf7 36.Be4 Re2 37.Ra7 Kf8 38.Bd3 Re3 39.Bb5 Rd4 40.Rc1 Rd8 41.Rcc7 Re1 42.Kf2 Rb1 43.Rf7 Kg8 44.Rg7 Kh8 45.Rh7 Kg8 46.Bc4 Rd5 47.Bd5 Kf8 48.Rh8# 1–0. COMP – COMP, 2002.

7.Nc3 Ne7

8.Rb1 A) 8...c6 9.Bd3 d5 10.Nf3 Re8 11.0–0 b6 12.Ng5 Qd6=+; B) 8...a6 9.Bd3 d5 10.Nf3 c5 11.0–0 b5 12.Re1 Bg4=+.

8.Bd3 A) 8...Re8 A1) 9.Nf3 a6 10.0–0 d5 11.Rb1 c5 12.a4 Qa5=+;A2) 9.Rb1 d5 10.Nf3 c5 11.0–0 Nc6 12.Be2 d4=+; B) 8...d5 9.Nf3 c5 10.Rb1 a6 11.a4 Re8 12.0–0 Qa5=+; C) 8...a6 9.Nf3 b5 10.Rb1 c5 11.0–0 d5 12.Re1 Be6=+; D) 8...b6 9.Nf3 Re8 10.Rb1 d6 11.0–0 c6 12.Ng5 d5=; E) 8...c5 9.Nf3 Re8 10.0–0 a6 11.Rb1 b5 12.Re1 d5=+.

8.d4 A) 8...Re8 A1) 9.Bd3 d6 10.Nf3 c6 11.0–0 Bg4 12.h3 Qa5=; A2) 9.Nf3 a6 10.Bd3 b6 11.0–0 d6 12.Ne4 Ne4=; B) 8...a6 9.Bd3 Re8 10.Nf3 d5 11.0–0 Bg4 12.Rb1 b6=.

8.Nf3= a6 9.Bd3 d5 10.0–0 Bg4 11.Rb1 b6 12.h3 Bh5 13.Re1 c6 14.e4 d4 15.e5 Nd7 16.g4 Bg6 17.Nd4 Bd3 18.cd3 Ne5?? 19.Re5+– 1–0. wiking – thw, internet, 2010.

8.Nf3= c6 9.Bd3 d5 10.0–0 b5 11.Ne2 Re8 12.a4 b4 =.

8.Nf3= d5 9.d4 Bg4 10.Be2 Re8 11.Rb1 b6 12.0–0 a6 =.

8.Nf3= d6 9.d4 c6 10.Bd3 Bg4 11.0–0 Qa5 12.Ne4 Ne4 =.

8.Nf3= Re8 9.d4 a6 10.Bd3 d5 11.0–0 Bf5 12.Rb1 b6 =.

6.Bb5 Ne4

7.Bc6 Bc3 8.Bb7?? Bb7–+ 9.dc3 Qg5 10.Nf3 Qg2 11.Rf1 Ba6 12.Nbd2 Bf1 13.Ne4 Rfe8 14.Ng3 Bb5 15.e4 d5! 16.e5 Bc4 17.Rb1 Ba2 18.Rb7 Reb8 (18...Reb8 19.Rb8 Rb8–+) 0–1. EXchess 3.11 – Crafty 19.01, 2003.

7.Bc6 Bc3 8.Nc3 Nc3 9.dc3 dc6 10.Qd8 Rd8 11.Nf3 Bf5 12.Nd4 Bg6 13.0–0–0 a6 14.Nb3 b6=+ 15.a4 c5 16.f3 a5 17.Nd2 f5 18.Nc4 Rd1 19.Rd1= Be8 20.Nb2 c6 21.Nc4 b5 22.Nd6 ba4 23.Kb2 Bg6= 24.Ka3 Kf8 25.Ka4 Ke7 26.Nc4 Bf7 27.Ne5 Be8 28.c4 Kf6 29.f4 Ke6 30.Rb1 Ra7 31.Rb8 Ke7 32.Rc8 Rb7 33.Ka5 Rb2 34.Rc7 Kf8 35.Nc6 Rc2 36.Nd8 Rg2 37.Kb6 Kg8+/– 38.Kc5 Rh2 39.Ne6 Rg2 40.Kd6 h6 41.c5 Bf7 42.Nd4 Rg6 43.Ke5+– Ra6 44.Nf5 Re6 45.Kd4 Ra6 46.e4 Bg6 47.Nd6 Bh5 48.f5 Ra1 49.c6 Rd1 50.Ke5 Rc1 51.Ke6 (51.Ke6 Bg4 52.e5+–) 1–0. Tschoepe,Frank – Lane,Michael, T4–37.01 ETC, 2003.

6.Bb5 Be7

7.Nf3 d5 8.Bc6 bc6 9.Bf6 Bf6–/+ 10.d4 c5! 11.0–0 cd4 12.ed4 Bg4 13.c3 Re8 14.Nbd2 Qd7 15.Rb1 a6 16.Re1 Re1 17.Qe1 Re8 18.Qc1 Qc6 19.Qc2 h6 20.c4 dc4 21.Rc1 Re2 22.Qc4 Qc4 23.Rc4 Bf3 24.Nf3 Ra2 25.h4 Be7 26.g4 Bd6 27.g5 a5 28.gh6 gh6 29.d5 a4 30.Nd4 a3 31.Nf5 Rb2 32.Nh6 Kh7 33.Nf7 Rb1 34.Kg2 a2 35.Ra4 a1Q 36.Ra1 Ra1 37.Nd6 cd6 38.f4 Kg6 39.Kh2 Kh5 40.Kg2 Kh4 41.Kf3 Ra4 0–1. EXchess 3.11 – Fritz 5.32, 2003.

7.Nf3 d5 8.Bc6 bc6 9.Bf6 Bf6 10.d4 c5 11.0–0 cd4 12.ed4 Bg4 13.c3 Re8 14.Nbd2 Qd7 15.Rb1 a6 16.Re1 Re1 17.Qe1 Re8 18.Qc1 Qc6 19.Qc2 h6 20.c4 dc4 21.Rc1 Re2 22.Qc4 Qc4 23.Rc4 Bf3 24.Nf3 Ra2 25.h4 Be7 26.g4 Bd6 27.g5 a5 28.gh6 gh6 29.d5 Kg7 30.Nd4 Kf6 31.Nb5 a4 32.Nc7 a3 33.Rc6 Ke7 34.Nb5 Bb4 35.Rh6 Bc5 36.d6 Kd7 37.Rh7 Rf2 38.Na3 Ke6 39.Kh1 Ba3 40.h5 Bd6 41.Rh6 f6 42.Kg1 Rh2 43.Rh8 Kf5 44.Rd8 Be5 45.Rh8 Kg4 46.h6 Bf4 47.h7 Kf3 48.Rf8 Rd2 49.Rd8 Rd8 50.Kf1 Rd1 0–1. EXchess 3.11 – Fritz 5.32, 2002.

6.Nf3 Bc3

7.Nc3 d5 8.d4 Re8 9.Bb5 Qd6 10.Qd2 a6 11.Bc6 Qc6 12.0–0 b5 13.Rfb1 Rb8 14.Qd3 Ne4 15.Nd1 Qf6 16.Ne5 c5 17.f3 cd4 18.ed4 Nc5 19.Qd2 Ne6 20.c3 Nf4 21.Ne3 Qg5 22.Re1 Rb6 23.Kh1 f6 24.Nd3 Rbe6 25.Nf1 Ne2 26.Qg5 fg5 27.Ng3 Nc3 28.Re6 Be6 (28...Re6?! 29.Rc1 b4 30.Nb4=) 29.a3 g4 30.Rc1 Na4 31.fg4 Bg4 ½–½. Naasen,Nils (1915) – Sala,Stefano, IECG, 2004.

7.Nc3 Re8 8.Bb5 b6 9.0–0 Bb7 10.d4 Re7 11.Bc6 Bc6 12.d5 Bb7 13.Re1 a5 14.e4+= d6 15.Qd4 Ba6 16.Rad1 Ng4 17.Qd2 Ne5 18.Ng5 h6= 19.Nh3 b5 20.Nf4 b4 21.Nce2 Bc4 22.c3 g5 23.Nh5+/– Nd3 24.Rf1?? Re4–/+ 25.Qc2 Rh4 26.Nhg3 Nf4 27.Rfe1 Nd5 28.Nf5= Be2 29.Rd5 Bc4 30.Rd4 Rd4 31.Nh6 Kg7 32.Nf5 Kf8 33.cd4 Bd5 34.Ne3 Be6 35.d5 Bd7 36.Qh7 Qf6–/+ 37.Rd1 Bb5 38.Rb1 Ra7 39.a3 Qg7 40.Qc2=+ Qd4 41.Qb2 Qb2–/+ 42.Rb2 Rb7 43.ab4 Ba4 44.Ra2–/+ Rb4 45.f3 Ke7 46.Kf2 Kf6 47.Nc2 Bc2–+ 48.Rc2 a4 49.Rc3 Ke5 50.Rc7 a3 51.Rf7 Rb2 52.Kg3 a2 53.Ra7 Kd5 54.Ra6 Ke5 55.Ra7?? d5 56.Ra5 Re2?? 57.Ra6?? d4–+ 58.Ra5 Kd6 59.Ra6 Kd5 60.Ra5 Kc4 61.Ra8 d3 62.Rc8 Kb5 63.Rb8 Ka6 64.Ra8 Kb7 65.Ra3 d2 66.Ra2 d1Q 67.Re2 Qe2 68.Kh3 0–1. COMP – COMP, 2002.

6.Nf3 d5

7.Bb4= Nb4 8.c3 Nc6=+ 9.Be2 Be6 10.0–0 Re8 11.d3 b5 12.d4 a6 13.Nbd2 Qe7 14.Qc2 Bd7 15.a4 Ne4 16.ab5+/– ab5 17.Ne4 Bf5 18.Nfd2 b4?? 19.Bb5+– b3 20.Qb3 de4 21.Bc6 Ra1 22.Ra1 Rd8 23.Ra7 Qg5 24.Rc7 Rf8 25.Ne4 Qg6 26.Nd6 Bh3?? 27.Rf7! (27.Rf7 Qd6 28.Rf6 (28.gh3 Qg6 29.Kf1 Qd3 30.Ke1 g6 31.Rf4 Kh8 32.Rf8 Kg7+–) 28...Be6 29.Re6+–) 1–0. fretless – AaronB, internet, 2005.

7.Be2 Re8 8.0–0 Ne4 9.Bb4= Nb4 10.c4 Be6 11.cd5 Bd5 12.a3 Nc6 13.d3 (13.d3 Nf6 14.Nc3=). bcholy – hooks, ChessWorld.net, 2005.

6.Nf3 Be7

7.Bf6 Bf6 8.d4 d5 9.c3 Qd6 10.Bd3=+ Ne7 11.0–0 c5 12.Nbd2 c4 13.Bc2= g6 14.Qc1 Be6 15.e4 Bg7 16.Re1 b5 17.a4 b4=+ 18.cb4 c3 19.Nb1 Qb4 20.Qa3= Rab8 21.Nc3 Rfc8 22.Qb4 Rb4 23.Nd5 Bd5 24.ed5 Nd5 25.Bd1 Rd8 26.a5 Bd4 27.Nd4 Rd4 28.Bf3 ½–½. Woelfelschneider,Peter – Reuter,Alfred, Tigerschachclub, 2001.

7.Bf6 Bf6 8.d4 d5 9.c3 Qd6 10.Bd3 Ne7 11.0–0 c5 12.Nbd2 c4 13.Bc2 g6 14.Qc1 Be6 15.e4 Bg7 16.Re1 b5 17.a4 b4 18.cb4 c3 19.Nb1 Qb4 20.Qa3 Rab8 21.Nc3 Rfc8 22.Nd5 Bd5 23.ed5 Nd5 24.Bd1 Rd8 25.a5 Bd4 26.Nd4 Rd7 ½–½. Woelfelschneider,Peter (1700) – Reuter,Alfred (1700), TT–01.55 TSC, 2001.

6.Nf3 Re8

7.Bb4 Nb4 8.d4 d5 9.c3 Nc6 10.Bd3 Ne4 11.Qc2 Bf5 12.Nbd2 Qf6 13.Rb1 Rab8 14.0–0 b5 15.Rb5 Rb5 16.Bb5 Ng3 17.Qa4 Nf1 18.Bc6 Nd2 19.Nd2 Bc2 20.Qb5 Bd3 21.Qb7 Rd8 22.Bd5 Qd6 23.Bc4 Bc4 24.Nc4 Qe6 25.Qb3 Qe8 26.h3 Rb8 27.Qa3 Rb7 28.Kh2 Qe6 29.Ne5 a6 30.Qc5 h6 31.f4 f6 32.Nc4 c6= 33.Nd6 Rd7 34.Nc4 Rb7 35.Nd6 Rd7 36.Nf5 h5 (36...Kh7 37.Ng3=) ½–½. Baer,Werner – Vetter,Udo, TT–11 ETC, 2004.

7.Bb5 a5 8.d4 b6 9.Bb4 ab4–/+ 10.0–0 Bb7 11.c3 Nd5 12.c4=+ Nf6 13.Nbd2 Ra3 14.Re1 Na7 15.Ba4 Ne4 16.Nb1 Nc3=+ 17.Nc3 Rc3 18.Ne5 Bc6 19.Bb3= Qg5 20.e4 d6? 21.Nc6+/– Nc6 22.Ba4 Rc4 23.d5 Rce4 24.Re4 Re4 25.Bc6 Qe5 26.Rb1 Re2+/– 27.Qf1 f6 28.Ra1 Qb2 29.Re1+– Re5 30.Rb1 Qa2 31.Rb4 Qd2 32.Rb1 Kf7 33.Ra1 Kg6 34.Qc1 Qc1 35.Rc1 Re7 36.f4 Kf5 37.Rc4 Re4+/– 38.Bd7 Kf4 39.Rc7 Re7 40.Rc4 Ke3 41.Bc6+– Ra7 42.Rc1 Kd4 43.Rb1 Ke3 44.Rb3 Kf4 45.Rb6 Ra1+/– 46.Kf2 Ra2 47.Kf1 Ra1 48.Ke2 Ra2 49.Kd3 Rg2 50.Rb4 Kg5 51.h4 Kf5 52.h5 Rg3 53.Ke2 g6 54.hg6+– hg6 55.Rb7 Rg2 56.Ke3 Rg3 57.Kf2 Rc3 58.Rd7 Ke5 59.Re7 Kf5 60.Bd7 Kf4 61.Re6 Ra3 62.Rf6?? Ke5= 63.Rg6 Kd5 64.Rg5 Kd4 65.Be6 Ke4 66.Bd5 Kf4 67.Rh5 Ra5 68.Kf1 Ke3 69.Kg2 Kd4 70.Rh4 Ke3 71.Rh3 Kd4 72.Be6 Re5 73.Bg4 d5 74.Kf2 Kc4 75.Be2 Kd4 76.Bd3 Re8 77.Bf5 Rf8 78.Rf3 Ke5 79.Bd3 Rf3 80.Kf3 d4 81.Be4 d3 82.Bd3 ½–½. COMP – COMP, 2002.

7.Be2 d5 8.Bb4= Nb4 9.c3 Nc6 10.0–0 Bg4 11.d4 Ne4 12.Nfd2 Be2 13.Qe2 Nf6 14.Nf3 Ne7 15.Nbd2 Ng6 16.Qb5 b6 17.c4 a6 18.Qb3 Qd7 19.Rfc1 h6 20.a4 Rab8 21.a5 b5 22.cd5 Nd5 23.Rc5 c6 24.Rac1 Re6 25.Nc4 f6 26.Nb2 Kh8 27.Nd3 Rd6 28.R5c2 Qe8 29.Nc5 Nc7 30.Ne1 Nh4 31.Qd3 Ng6 32.Qe4 Qf7 33.Qf3 Ne7 34.Qg3 Nf5 35.Qf4+– Rd5 36.Ned3 g5 37.Qf3 Nh4 38.Qg3 Nf5 39.Qg4 h5 40.Qd1 Ne7 41.Nb4 Rd6 42.Ne4 Re6 43.Nc6 Nc6 44.Rc6 (44.Rc6 Qg6 45.Nf6 Rc6 46.Rc6+–) 1–0. Woelfelschneider,Peter – Malmstroem,Jan, T4–03 TSC, 2001.

7.Be2 d6 8.0–0 =+.

5.Bc3 d5

6.Bb5 Bd6 =.

6.Bb5 Bd7?? 7.Bc6+– bc6 8.d3?? (8.Bb4 Ne4 9.Bc3 Qg5+–) 8...0–0?? 9.Nf3?? Rb8 10.Nbd2?? Be6 11.0–0?? c5 12.Rb1?? Rb6 13.Nb3?? c4?? 14.dc4?? dc4?? 15.Qd8+= Rd8 16.Nbd4?? Bd6 17.Ne6+= fe6 18.Ng5 e5 19.Nf3 Re8 20.Nd2 Ra6 21.Ra1 Nd5 22.Ne4 Nc3 23.Nc3 e4 24.Nb5 Be5 25.c3 c6 26.Nd4 c5 27.Ne2 Rd8 28.a4 Rd3 29.Ra3 Rh6 30.h3 Rd2 31.Re1 Rb6 32.a5? Rb3 33.Ra4?? Re2!–+ 34.Kf1 Re1 35.Ke1 Bc3 36.Kd1 Kf7 37.Rc4 Ba5 38.Rc5 Rd3 39.Kc2 Be1 40.Rc7 Kg6 41.Rc6 Kg5 42.Rc5 Kh6 43.Rc4 Rd2 44.Kc3 Rf2 45.Kd4 Rg2 46.Rc1 Ba5 47.Ke4 Rh2 0–1. Pachurka,Roland (1835) – Steingraeber,Barbara (1675), E7Kl038 DESC, 2002.

6.Nf3 Bc3 7.Nc3 d4 8.Nb5 de3 9.fe3 0–0 10.Be2 Bg4 11.0–0 Ne4 12.Nfd4 Be2 13.Qe2 Nd4 14.Nd4 c5 15.Nb3 c4 16.Nd4 Qa5 17.d3+= Nc3 18.Qd2 Qa3= 19.Ne2 Ne2 20.Qe2 Rfe8 21.Qf3 Re7 22.e4 Rd8=+ 23.Qh5 cd3–/+ 24.Rad1 d2–+ 25.Rf2 Qc1 26.Qf3? Qc2–+ 27.Rff1 Qe4 28.Qe4 Re4 29.Kf2 Ra4 30.a3 Ra3 31.Ke2 Re8 32.Kd2 Ra2 33.Kc3 Rg2 34.Rfe1 Rc8 35.Kb3 Rh2 0–1. Skean Du – smoothmovermovesagain, ChessWorld.net, 2006.

6.Bb4 Nb4

7.a3 Nc6 8.d4 0–0 9.Nd2 a6 10.Bd3= Re8 11.c3 Qd6 12.Ngf3= Bg4 13.0–0 b5 14.a4 b4 15.Qc2 bc3 16.Qc3 Nb4 17.Ne5 Nd3 18.Nd3 Be2 19.Rfc1 Bd3 20.Qd3 Ng4 21.Nf3+= Rab8 22.Rc2 Rb7 23.Rac1 ½–½. Woelfelschneider,Peter – Scavo,Santo, T4–08 TSC, 2002.

7.c3 Nc6 8.Nf3 0–0 9.d4 Bf5 10.Nbd2 Re8 11.Be2 Qe7 12.0–0 a6 13.Rc1 Rad8 14.Qb3= Rb8 15.a4 Red8 16.Rfe1 Ne4 17.c4 Na5 18.Qa2 dc4 19.Nc4+= Nc4 20.Bc4 Nd6 21.Ne5 Nc4 22.Qc4 c6 23.a5 Be6 24.Qc5 Qc7 25.Rb1 f6 26.Nd3 Rd5 27.Qa7 Rb5 28.Rb5 cb5 29.Nc5 Re8 30.Qb7 Qa5 31.Rc1 Bc4 32.Qa6 Qa6= 33.Na6 Ra8 34.Nc5 b4 35.f3 b3 36.Rb1 Rb8 37.Rb2 Ra8= 38.h4 h5 39.Kh2 Kf7 40.Kg3 g5 41.hg5+= fg5 42.Rb1 Ra3 43.f4 b2= 44.Kf3 g4 45.Ke4 Ra2 46.f5 Bf1= 47.Kf4 Bg2 48.Nd3 h4 49.Kg4 h3 50.Kg3 Kf6 51.Rb2 Rb2 52.Nb2 ½–½. Feldmann,Wolfgang (2495) – Walter,Martin (2510), ESC, 2001.

5.Bc3 Qe7

6.Bb4 Qb4

7.Nc3= 0–0 8.Bd3 Re8 9.Nge2 d6+= (9...d5 10.0–0 a6 11.Nf4 Qd6 12.Nh5) 10.Rb1 Qg4 (10...Qh4 11.Bb5+= (11.0–0 Ne5 12.f3) 11...Bd7 12.0–0) 11.0–0= Ne5 (11...b6 12.h3) 12.f3 (12.Nf4 Qh4=) 12...Qe6 (12...Qh4 13.Nf4+=) 13.Nf4= Qe7 14.Ncd5 (14.Be2 c6=) 14...Nd5 15.Nd5 Qd8 16.f4 (16.Be2 c6 17.Nc3 b5=) 16...Nd3+= 17.cd3 c6 18.Nc3 d5 19.f5 Qf6 20.Ne2 b6 21.Ng3 (21.Qa4 Bd7+= (worse is 21...Bf5 22.g4+/–)) 21...Ba6 22.Nh5 Qh6 23.Rb3 Rad8 (23...d4!? 24.ed4 Red8+=) 24.f6= g6 25.Ng7 Re5 26.Ra3 (26.Qc1 d4 27.Qa3 de3 28.Qa6 ed2–+) 26...Bb5= 27.Ra7 Bd3 28.Qa4 Bf1?? (28...Bb5 29.Qa3 Ree8 30.Ne8 Re8+–) 29.Ra8+– (29.Ra8 Ree8 30.Ne8 Ra8 31.Qa8+–) 1–0. Trokenheim,Marek (2175) – Preuss,Cedric (1930), remoteschach.de, 2010.

7.Bd3 A) 7...b6 8.Nf3 (8.Nc3 0–0 9.Nf3 Qc5 10.Rb1 a6 11.0–0 Re8 12.h4; 8.Ne2 Bb7 9.Nbc3 0–0 10.0–0 h6 11.Qb1 Rae8 12.Qb3) 8...0–0 9.Nc3 Bb7 10.0–0 Qe7 11.Qe2 Nb4 12.e4; B) 7...d6 8.Ne2 (8.Nf3 0–0 9.Nc3 Qc5 10.0–0 a6 11.a4 Bf5 12.Rb1; 8.Nc3 Qc5 9.Nf3 0–0 10.0–0 a6 11.a4 h6 12.Rb1) 8...0–0 9.Nbc3 Qa5 10.0–0 Bd7 11.Rb1 Nb4 12.Nd4; C) 7...Qc5 8.Nc3 (8.Ne2 0–0 9.Nbc3 d5 10.0–0 Bd7 11.Rb1 b6 12.Bb5 ) 8...0–0 9.Nf3 d6 10.0–0 a6 11.a4 h6 12.Qe2; D) 7...d5 8.Nc3 0–0 9.Nf3 d4 10.Nb5 de3 11.fe3 Bg4 12.0–0; E) 7...a6 8.Ne2 (8.Nc3 0–0 9.Nf3 Qc5 10.0–0 d6 11.a4 h6 12.Qe2; 8.Nf3 0–0 9.Nc3 d6 10.0–0 Qc5 11.a4 h6 12.Qe2) 8...0–0 9.Nbc3 d5 10.0–0 Qd6 11.Nf4 Ne5 12.h3; F) 7...h6 8.Nc3 (8.Nf3 0–0 9.Nc3 Qc5 10.0–0 b6 11.Rb1 Bb7 12.Rb5 ; 8.Ne2 0–0 9.Nbc3 Ne5 10.Rb1 Qd6 11.Nf4 b6 12.0–0) 8...0–0 9.Nf3 Qc5 10.Rb1 a6 11.a4 b6 12.0–0; G) 7...Rb8 8.Ne2 (8.Nc3 0–0 9.Nf3 Qe7 10.0–0 d6 11.Rb1 Be6 12.Nd4 ; 8.Nf3 d5 9.Nc3 0–0 10.0–0 Bd7 11.Rb1 Qc5 12.h3) 8...0–0 9.Nbc3 b6 10.Nf4 Ne5 11.Rb1 Qd6 12.Nb5; H) 7...Qa5 8.Nc3 (8.Nf3 Nd5 9.Be4 Nf6 10.Bd3 b6 11.Nc3 0–0 12.Rb1 ) 8...0–0 9.Nf3 b6 10.Qe2 Bb7 11.0–0 Rae8 12.Rab1; I) 7...Ne4 8.Ne2 0–0 9.Nbc3 f5 10.Rb1 Qc5 11.Be4 fe4 12.Ne4; J) 7...Qe7 8.Nc3 (8.Nf3 0–0 9.Nc3 b6 10.0–0 Bb7 11.Rb1 Nb4 12.Qe2 ; 8.Ne2 0–0 9.Nbc3 b6 10.0–0 Bb7 11.f3 Ne5 12.Qb1) 8...d5 9.Nge2 0–0 10.0–0 Ne5 11.Nf4 Rd8 12.Rb1; K) 7...0–0 8.Nc3 (8.Ne2 b6 9.Nbc3 Bb7 10.Rb1 Qd6 11.Nb5 Qc5 12.0–0) 8...d5 9.Nf3 d4 10.Nb5 de3 11.fe3 Bg4 12.0–0.

6.Bb4 Nb4

7.a3 A) 7...Nbd5 8.Nf3 (8.c4 Nb6 9.Nc3 0–0 10.Nf3 d5 11.cd5 Rd8 12.Bd3) 8...0–0 9.c4 Nb6 10.Nc3 d5 11.cd5 Nbd5 12.Nd5; B) 7...Nc6 8.Nf3= (8.Nc3 d5 9.Nf3 d4 10.Nb5 Bg4 11.Be2 de3 12.fe3; 8.Be2 0–0 9.Nc3 Qc5 10.Nf3 d5 11.0–0 Bf5 12.Qb1; 8.Bd3 d5 9.Ne2 0–0 10.0–0 Ne5 11.Nbc3 Rd8 12.f4) 8...0–0 9.Nc3 d5 10.Be2 Bf5 11.Qb1 Rab8 12.0–0.

7.Nc3 A) 7...d5 8.Nge2 (8.Bb5 c6 9.a3 cb5 10.ab4 0–0 11.Nb5 Qb4 12.Rb1; 8.Nf3 0–0 9.a3 Nc6 10.Be2 Bf5 11.Qb1 Qd6 12.0–0; 8.a3 Nc6 9.Nf3 d4 10.Nb5 Bg4 11.Be2 de3 12.fe3) 8...0–0 9.a3 Nc6 10.Nf4 Rd8 11.Bb5 d4 12.Nce2; B) 7...Qc5 8.a3 (8.Nf3 0–0 9.a3 Nbd5 10.Nd5 Qd5 11.Bd3 b6 12.0–0; 8.Be2 0–0 9.Nf3 b6 10.a3 Nbd5 11.Nd5 Qd5 12.Nd4; 8.Bd3 0–0 9.Nf3 d6 10.0–0 Be6 11.Nd4 Rab8 12.Rb1; 8.Rb1 0–0 9.Nf3 b6 10.Bb5 Bb7 11.0–0 Rfe8 12.Nd4) 8...Nbd5 9.Nd5 Nd5 10.Bd3 0–0 11.Nf3 Re8 12.0–0; C) 7...b6 8.Nf3 (8.Be2 0–0 9.Nf3 Bb7 10.0–0 h6 11.h3 a5 12.Bd3; 8.a3 Nbd5 9.Nd5 Nd5 10.Nf3 0–0 11.Bd3 Bb7 12.0–0; 8.Nb5 d5 9.a3 Nc6 10.Nf3 0–0 11.Bd3 Bg4 12.h3; 8.Bb5 Bb7 9.Nf3 0–0 10.a3 Bf3 11.gf3 Nbd5 12.Nd5) 8...0–0 9.a3 Nbd5 10.Nd5 Nd5 11.Bd3 Bb7 12.0–0; D) 7...d6 8.Qb1 (8.Rb1 d5 9.Nf3 0–0 10.Bd3 Nd3 11.cd3 Bf5 12.Qe2; 8.a3 Nbd5 9.Nd5 Nd5 10.c4 Nf4 11.Nf3 0–0 12.g3; 8.Nf3 0–0 9.a3 Nbd5 10.Nd5 Nd5 11.Bd3 Bg4 12.0–0) 8...c5 9.a3 Nc6 10.Nf3 0–0 11.Be2 d5 12.0–0; E) 7...Ne4 8.a3 (8.Nge2 0–0 9.a3 Nc6 10.Ne4 Qe4 11.Nc3 Qe5 12.Bd3; 8.Nf3 Qf6 9.Qb1 a5 10.Qb3 0–0 11.a3 Nc3 12.dc3; 8.Bd3 d5 9.Be4 de4 10.Nge2 0–0 11.Nf4 Bf5 12.a3) 8...Nc3 9.dc3 Nc6 10.Nf3 Qc5 11.Qd2 0–0 12.Be2; F) 7...h6 8.Nf3 (8.a3 Nc6 9.Bd3 0–0 10.Nf3 b6 11.0–0 Bb7 12.Qe2; 8.Nge2 0–0 9.Nf4 Qc5 10.a3 Nc6 11.Nb5 a6 12.Nc7; 8.Nh3 0–0 9.Nf4 b6 10.a3 Nc6 11.Be2 Bb7 12.0–0) 8...0–0 9.a3 Nbd5 10.Nd5 Nd5 11.Bd3 b6 12.Nd4; G) 7...0–0 8.Nf3 (8.Be2 b6 9.Nf3 Bb7 10.0–0 Rae8 11.Nb5 c6 12.Nc7; 8.a3 Nbd5 9.Nd5 Nd5 10.Nf3 d6 11.c4 Nf4 12.g3; 8.Bd3 Qd6 9.Be2 b6 10.Nf3 Bb7 11.0–0 a6 12.Qb1) 8...d6 9.Be2 Bf5 10.Nd4 Be4 11.f3 c5 12.Ne4.

7.Nf3 A) 7...Ne4 8.Nc3 (8.a3 Nd5 9.c4 Ndf6 10.Bd3 0–0 11.Nc3 Nc3 12.dc3) 8...Qf6 9.Qb1 a5 10.Qb3 0–0 11.a3 Nc3 12.dc3; B) 7...0–0 8.Nc3 (8.a3 Nbd5 9.c4 Nf4 10.Nc3 d6 11.g3 Nh3 12.Rb1; 8.Be2 Qe4 9.0–0 Qc2 10.a3 Qd1 11.Rd1 Nbd5 12.Nc3; 8.Bb5 a6 9.Be2 Qe4 10.0–0 Qc2 11.a3 Qd1 12.Rd1) 8...d5 9.a3 Nc6 10.Be2 Bf5 11.Qb1 Rab8 12.0–0; C) 7...d5 8.Nc3 (8.a3 Nc6 9.Be2 Be6 10.Nc3 Ne4 11.0–0 0–0 12.Qb1; 8.Bb5 c6 9.Be2 c5 10.Bb5 Bd7 11.Bd7 Qd7 12.a3; 8.Be2 Qe4 9.Nc3 Qc2 10.a3 Qd1 11.Kd1 Nc6 12.Rb1) 8...0–0 9.a3 Nc6 10.Be2 Bf5 11.Qb1 Rab8 12.0–0; D) 7...Qe4 8.d3 (8.Na3 0–0 9.c3 Nbd5 10.Qc2 Qe7 11.Nc4 d6 12.Bd3) 8...Qe7 9.a3 Nc6 10.d4 d5 11.Nc3 Bg4 12.Bb5.

6.Bb5 Nd8

7.a3 Bc3 8.Nc3 0–0 9.Nf3 =+.

7.a3 Bc5 8.d4 Bb6 9.a4 c6 10.Bc4 d5 11.Bd3 Bc7 12.Nd2 0–0 13.Ndf3 (13.Ngf3!?=) 13...Ne4 14.Ne2 Nc3 15.Nc3 Ba5 16.Qd2 Qb4 (Better is 16...Bg4 17.Ne5 Be6–/+) 17.Bh7?? (Better is 17.Nd1=+) 17...Kh7–+ 18.Qd3 (18.Nd1 Qd2 19.Nd2 Re8–+) 18...Kg8 (Better is 18...g6 19.Kd2 Bf5 20.Rhb1–+) 19.0–0 Qc3 20.Qc3 Bc3 21.Ra3 Ba5 22.c4 dc4 23.Rc1 Be6 24.Ne5 Bd2 25.Rc2 c3 26.Kf1 f6 27.Nf3 Bc4 28.Kg1 Be2 29.Nd2 cd2 30.Rd2 Ba6 31.h3 Ne6 32.g4 Rad8 33.Ra1 f5 34.gf5 Rf5 35.Kh2 Rdf8 36.f4 Nc7 37.Rg2 Re8 38.Rg3 Nd5 39.Rag1 Rf7 40.Re1 Kf8 41.h4 Bd3 42.h5 Be4 43.h6 gh6 44.Rh3 Nf6 45.Rg3 Bf5 46.a5 Ng4 47.Kg2 h5 48.Kg1 Rfe7 49.e4 Re4 50.Re4 Re4 51.Kf1 Rd4 52.Ke1 Rf4 53.Kd2 h4 54.Rg1 h3 55.Kc3 h2 56.Re1 Be4 57.Kd2 h1Q (58.Rh1 Bh1–+; Better is 57...Bg2!? 58.a6 b6 59.Rc1–+) 0–1. revreverend – dooda, Live Game Caissa's Web, 2004.

7.Nf3 Bc3 8.Nc3 0–0 9.0–0 Re8 10.d4 Ne6 11.e4 Qb4 12.Qd3 Nf4 13.Qe3 N4d5= 14.Nd5 Nd5 15.Qb3 Qb3 16.ab3 Nc3=+ 17.Bd3 Ne4 18.Ra5 b6–/+ 19.Be4 Re4 20.Re5 Bb7 21.c3 Re5 22.Ne5 d6 23.Nd3 Re8 24.f4? Re3 25.Re1 Re1 26.Ne1 f6 27.Kf2 Kf7 28.g4 Bd5 29.c4 Be6 30.f5–/+ Bd7 31.Nc2 h6 32.d5 a5 33.Nd4 a4 34.ba4=+ Ba4 35.h3 Ke7 36.h4 Bd1 37.Kg3 Kf7 38.h5 Ke7 39.Kf4 Kd7 40.Ne6? Be2–+ 41.Ke4 Bc4 42.Ng7 Bf1 43.Ke3 Bg2 44.Ne6 Bd5 45.Nf4 Bg8 46.Ne2 b5 47.Nc3 b4 48.Ne4 Ke7 49.Kd3 Ba2 50.Nf2 c5 51.Ke3 d5 52.Nd3 d4 53.Ke4 Bb1 54.g5 fg5 55.Kd5 Bd3 56.Kc5 0–1. EXchess 3.11 – Comet B50, 2004.

5.Bc3 Be7

6.Bc4 d5=+ 7.Bb3 0–0 8.Nf3 a5 9.a4 Be6 10.d3 h6 11.Nbd2 Nd7 12.e4 de4 13.Ne4 Bb3 14.cb3 f5 15.Ng3 Bb4 16.Bb4 unclear. Wlosek – Dziel,Jaromir, corr 2. AMM Poland, 1993.

6.Nf3 0–0

7.Bf6 Bf6 8.d4 d5 9.c3 Bf5 10.Bd3=+ Bd3 11.Qd3= Re8 12.0–0 Ne7 13.Nbd2 Qd7 14.Rab1 c6 15.a4 b6= 16.Rfc1 Rac8 17.c4 Ng6 18.c5 Rb8 19.Qc2 Rec8 20.Rb3 Rb7 21.Rcb1 Rcb8 22.Qb2 b5 23.ab5+= Rb5 24.Qa2 Rb3 25.Nb3 Nf8 26.Ra1 Rb4 27.Nc1+= Ng6 28.Nd3 Rb7 29.Qc2 Qd8 30.Ra6+/– (30.Ra6 Qd7 31.h3+/–) 1–0. Woelfelschneider,Peter – Koehler, T16–01.54, 2002.

7.Bf6 Bf6 8.d4 d5 9.Be2 Ne7 A) 10.c3 A1) 10...Re8 11.Bd3 c5 12.dc5 Bg4 13.Qc2 Bf3 14.gf3; A2) 10...Qd6 11.Bd3 Bg4 12.Nbd2 c5 13.Qc2 c4 14.Bh7; A3) 10...Bf5 11.0–0 Qd6 12.Bd3 Qe6 13.Qc2 Bd3 14.Qd3; B) 10.Nbd2 B1) 10...Re8 11.0–0 c5 12.Bb5 Nc6 13.Nb3 c4 14.Nc5; B2) 10...Bf5 11.Rb1 b6 12.Bd3 Bd3 13.cd3 Re8 14.0–0; B3) 10...c5 11.0–0 Nc6 12.c3 Bf5 13.Qb3 b6 14.Qa4; C) 10.0–0 C1) 10...Re8 11.Nbd2 c5 12.Rb1 Nc6 13.dc5 Qa5 14.Nd4; C2) 10...Bf5 11.Nbd2 c5 12.Rb1 cd4 13.Nd4 Bd4 14.ed4; C3) 10...c5 11.Qd2 Nc6 12.c3 c4 13.Qc2 Re8 14.Nbd2.

7.Bf6 Bf6 8.d4 d5 9.Be2 Re8 A) 10.Nbd2 A1) 10...Na5 11.Rb1 c5 12.0–0 c4 13.Re1 Nc6 14.c3; A2) 10...Be7 11.0–0 Bf5 12.Bb5 Qd6 13.Ne5 a6 14.Bc6; A3) 10...Qe7 11.c3 Qd6 12.Bd3 Ne7 13.0–0 Ng6 14.Qb3; B) 10.a3 B1) 10...Ne7 11.c3 Qd6 12.0–0 Bf5 13.Bd3 Qe6 14.Bf5; B2) 10...Be6 11.Nbd2 Na5 12.0–0 c5 13.c3 Qe7 14.Bb5; B3) 10...Na5 11.0–0 c5 12.Ra2 Qe7 13.dc5 Qc5 14.Nbd2; C) 10.0–0 C1) 10...Ne7 11.Nbd2 c5 12.c3 Bf5 13.Bb5 Nc6 14.Qa4; C2) 10...Bf5 11.c4 dc4 12.Bc4 Na5 13.Bd3 Bd3 14.Qd3; C3) 10...Bg4 11.Nbd2 Qe7 12.Rb1 Rab8 13.c3 a6 14.Qc2.

7.Bf6 Bf6 8.d4 d5 9.Be2 Bf5 10.0–0 A) 10...Re8 11.c4 dc4 12.Bc4 Na5 13.Bd3 Bd3 14.Qd3; B) 10...Qd6 11.c4 dc4 12.Bc4 Be7 13.Nc3 Qg6 14.Bd5; C) 10...Ne7 11.Nbd2 c5 12.Rb1 cd4 13.Nd4 Bd4 14.ed4.

7.Bf6 Bf6 8.d4 d5 9.Be2 Bf5 10.a3 A) 10...Rc8 11.Bd3 Ne7 12.0–0 c5 13.Bf5 Nf5 14.Qd3; B) 10...Re8 11.0–0 Be7 12.Bd3 Qd7 13.Bf5 Qf5 14.Qd3; C) 10...Ne7 11.0–0 c5 12.Ra2 b6 13.Bd3 Qd7 14.Bf5.

7.Bf6 Bf6 8.d4 d5 9.Be2 Bf5 10.Bd3 Ne7 11.Nc3 c5 12.0–0 Rc8 13.Bf5= Nf5 14.Qd3 cd4 15.ed4 g6 16.g4 Nh4 17.Nh4 Bh4 18.Qf3 Qd7 19.Rad1 f5 20.Nd5= fg4 21.Qb3 Kg7 22.Rd3 b5 23.Ne3 Rf3 24.Ng2 0–1. wiking – Bergman, internet, 2010.

5.Nf3 Ne5

6.Ne5 0–0

7.a3 Be7 8.d4 c5 9.dc5 Qa5 10.Qd2 Qc5 11.Qc3 Qb6 12.Nd2 Nd5 13.Qd4 Qd4 14.ed4 d6 15.Nef3 Bf6 16.c4 Re8 17.Kd1 Nf4 18.Rb1 d5 19.g3 Ne6 20.cd5 Nd4 21.Nd4 Bd4 22.f3 Bc5 23.Rb3 Bd7 24.Ne4 Re4 25.fe4 Ba4 26.Kc2 Rc8 27.Bh3 Rc7 28.Rhb1 Ba3 29.Kd3 Bb3 30.Rb3 Bd6 31.Rb5 Kf8 32.Kd4 f6 33.Kd3 Ke7 34.Ra5 a6 35.Bf5 g6 36.Be6 Be5 37.Ra3 h5 38.Bh3 Rc1 39.Be6 Rb1 40.Ra2 Rc1 41.Ra3 Rd1 42.Ke3 Rh1 43.Ra2 Rc1 44.Kd2 Rc4 45.Kd3 Rc3 46.Ke2 Rb3 47.Bc8 Bd4 48.Rd2 Bc5 49.Ra2 Kd8 50.Rc2 Kc8 51.Rc5 Kd7 52.Rc2 a5 53.Ra2 b6 54.Rc2 b5 55.Rc6 Rb2 56.Ke3 Rh2 57.Rf6 Rh3 58.Kf4 g5 59.Kg5 Rg3 60.Kf4 Rg4 61.Kf5 Rg3 62.Rh6 a4 63.e5 a3 64.Ra6 Rf3 65.Ke4 Rg3 66.Ra7 Kd8? 67.e6 Rg4 68.Ke5 Ra4 69.e7 Ke8 70.Ra4 Ke7 71.d6 (71.d6 Kf8 72.Ra8 Kg7 73.d7 a2 74.d8Q a1Q 75.Ra1 Kh6 76.Ra6 Kg7 77.Qe7 Kg8 78.Ra8#) 1–0. bambinik – spittingfire, internet, 2002.

7.a3 Be7 8.d4 d6 9.Nf3 c5 10.Be2 Ne4 11.0–0 Bf6 12.c3 Qe7 13.Nfd2 Bf5 14.Ne4 Be4 15.Nd2 Bc6 16.Bd3 g6 17.Qb3 Qe6 18.Rab1 b6 19.Bb5 Bb7 20.Rfd1 Qf5 21.Be2 Rfc8 22.e4 Qf4 23.g3 Qh6 24.Nc4 Be7 25.e5 de5 26.Ne5 Rf8 27.Bc4 Qg7 28.Nd7 Rfd8 29.dc5 Be4 30.cb6 ab6 31.Ra1 Ra7 32.Bb5 Bf5 33.Nb6 Rd1 34.Qd1 Ra3 35.Nd5 Bf8 36.Ra3 (36.Ra3 Ba3 37.Qa4+/–) 1–0. bambinik – Jockel, internet, 2002.

7.c3 Ba5 8.Nc4 Bb6 9.d4 d5 10.Nb6 ab6 11.Bd3 Bg4 12.Qc2 Re8 13.0–0 Bd7 14.Nd2 Ba4 15.Qb1 Qd6 16.h3 Bd7 17.c4 Bc6 18.Re1 dc4 19.Bc4 Ra5 20.Qb3 Re7 21.a4 Rg5=+ 22.Bf1 Re8 23.Qc3 Qd7 24.f4? Rg3–+ 25.Kf2 Nd5 26.Qb3 Rge3 27.Re3 Re3 28.Qd5 Bd5 29.Ke3 Qc6 30.Ra3 Qc1 31.Rd3 Bc4 32.Ke2 Qc2 33.Ke3 Bd3 34.Bd3 Qa4 35.g4 b5 36.d5 b4 37.f5 b3 38.Nb1 b2 39.Be4 Qb3 40.Kf4 Qh3 41.Nd2 g5! (42.fg6 Qh2 43.Ke3 hg6–+) 0–1. Gapp,Wolfgang (1825) – Welsh,Michael (2200), AUT–chT, 1995.

7.c3 Bd6 8.Nc4 Be7–/+ 9.Ne5 c6 10.Qb3 Qc7 11.d4=+ d6 12.Nf3 Be6 13.Qc2 Nd5 14.Bd3= g6 15.0–0 Rab8 16.Nbd2 b5 17.Rab1 b4 18.c4 Nc3 19.Rb2 d5 20.cd5 cd5 21.Ra1 Rfc8=+ 22.Kf1 Qb6 23.Rb3 a5 24.Ne5 f6 25.Nef3–/+ a4 (25...a4 26.Rb2 Bd7 27.Bg6 Qa6 (27...hg6?! 28.Qg6 Kf8 29.Nb1–+) 28.Bd3 Bb5–+) 0–1. klim_bes – jaskier (2175), internet, 2007.

7.c3 Be7 8.d4 d5 9.Bd3 Bd6 10.Nf3 Re8 11.Nbd2 Ne4 12.Qc2 Bf5 13.Rb1 Qe7 14.0–0 c6 15.c4 b6 16.Qb3 Rac8 17.cd5 cd5 18.Qd5 Nd2 19.Bf5 Nf1 20.Bc8 Nh2 21.Bf5 Nf3 22.Qf3 Qf6 23.Rd1 h6 24.Be4 Qf3 25.Bf3 Rc8 26.Bd5 Kf8 27.e4 Ke7 28.Kf1 a6 29.Ke2 b5 30.Bb7 Rc2 31.Rd2 Rd2 32.Kd2 a5 33.e5 Bc7 34.f4 f6 35.g3 g5 36.Bf3 gf4 37.gf4 b4 38.Bd1 Ke6 39.Kd3 Kf5 40.Ke3 fe5 41.de5 Be5 42.fe5 Ke5 43.Bh5 Kd5 44.Kd3 Kc5 45.Bg6 Kb5 46.Be8 Kc5 47.Kc2 Kc4 48.Kb2 Kd5 49.Kb3+– Kd4 50.Bh5 Kd3 51.Bf7 Kd2 52.Ka4 Kc3 53.Ka5 h5 54.Bh5 b3 55.a4 b2 56.Bg6 Kb3 57.Kb5 Kc3 58.a5 (58.a5 Kd2 59.a6+–) 1–0. bambinik – Grosserlaeufer, internet, 2002.

7.c3 Be7 8.d4 d6 9.Nf3 c6 10.Nbd2 Qa5 11.Qc2 Re8 12.Bd3 d5 13.h4 c5 14.Ng5 h6–/+ 15.dc5 Qc5 16.Ndf3? Ne4?? 17.Ne4= de4 18.Be4 Bf6 19.Nd4 Re7 20.Rb1+= a6 21.g3 Rc7 22.Rb3 Rb8 23.0–0 Bd7 24.Rb2 b5= 25.a4 Qc3 26.Qc3 Rc3 27.ab5 Bd4 28.ed4 ab5 29.Rfb1 Kf8 30.Re1 Rbc8 31.Kg2= Rc1 32.Re3 Ra1 33.Bd3 Bc6 34.Be4 Bd7 35.Bd3 Bc6 ½–½. Suutarla,Ari – Flieger,Jaroslav, IBCA–ol blind 4th prel–A, 1972.

7.Nd3 Be7 =+.

7.Be2 d5 8.0–0 =+.

7.Be2 Re8 8.c3 Bc3 9.Nf7 Bd2 10.Qd2 Kf7 11.0–0 d5 12.Qc2 c6 13.Nd2 Kg8 14.Rfd1 Bg4 15.Bg4 Ng4 16.Nf3 Ne5 17.Ne5 Re5 18.Rab1 Qe7 19.Qa4 Re6 20.Rdc1 Rg6 21.Rb2 b5 22.Qd4 Rf8 23.Rbc2 Qd7 24.Qd2 Rf4?? 25.ef4+– (25.ef4 Qg4 26.f3+–) 1–0. Pleschke,H – De Sa Nobrega,A, IECG, 2000.

7.Be2 Re8 8.Nf3 d5 9.0–0 Bg4 10.d4 Ne4 11.c4 dc4 12.Bc4=+ Qf6 13.Be2 c5–/+ 14.a3 Ba5 15.Ne5=+ Bf5 16.Bc4 Re7 17.Qa4 Bb6 18.Ra2 cd4 19.ed4 Rd8 20.Nf7 Rf7 21.Bf7 Qf7 22.Rb2 Rd4 23.Rb4 Nc5 24.Qb5 Bd3 25.Qb6 ab6 26.Rd4 Qf6 (26...Qf6 27.Rd3 Nd3–+) 0–1. Cerny,Lumir – Sleich,J, Open Teplice CZE, 2006.

6.Ne5 d5

7.Bb5 c6 8.Nc6 bc6 9.Bc6 Bd7 10.Ba8 Qa8 11.0–0 0–0 12.c3 Bd6 13.f3?? Qb8 14.f4 Qb2 15.Rf2 Qa1 (15...Qa1 16.Rf1 Qa2–+) 0–1. Zhivko – pierre_d, chessmaniac.com, 2006.

7.Bb5 c6 8.Nc6 bc6 9.Bc6 Bd7 10.Ba8 Qa8 11.Qe2 0–0 12.c3 Bd6–/+ 13.h3 d4 14.0–0 Bc6 15.Re1 Bg2–+ 16.f3 Bf3 17.Qa6 Bh2! 18.Kf1 Qb8 19.Re2 Qg3 20.Rh2 Qh2 21.Ke1 de3 22.de3 Qg1 (22...Qg1 23.Qf1 Qe3 24.Qe2 Qe2#) 0–1. Valica,Slavo – Baumann,Heinz, TT–16 ETC, 2005.

7.c3 Be7 –/+.

6.Ne5 d6

7.Bb5 c6 8.Nc6 bc6 9.Bc6 Bd7 10.Ba8 Qa8 11.0–0= 0–0 =.

7.Bb5 Kf8 8.Nd3 Ba5 9.0–0 c6 10.Ba4 b5 11.Bb3 c5 =+.

7.Nd3 Ba5=+ 8.Nf4 0–0 9.Be2 Bf5 10.0–0 Re8 11.Bd3 Bd7 =+.

7.Nd3 Ne4?? 8.Nb4 Qf6+/– 9.f3 Qh4 10.g3 Ng3+= 11.hg3 Qh1 12.Qe2 Bd7 13.Nc3 Qh6 14.Nb5 0–0 15.Nc7+– Rac8 16.Ncd5 Qg5 17.f4 Qg3 18.Qf2 Qf2 19.Kf2 Rfe8 20.Bd3 Rc5 21.Rh1 f5+= 22.c4 Be6 23.Rh5 a5= 24.Nc2 Bd5 25.cd5 Rd5?? 26.Bc4+– g6 27.Bd5 Kg7 28.Rh1 b5 29.a3 h5 30.Rb1 Rc8 31.Nd4 (31.Nd4 Kf6 32.Rb5+–) 1–0. Roczniak,Jan – Siodlak,J, corr Poland, 1980.

7.Nf3 0–0 8.Bc4 d5 9.Bb3 Bg4 10.0–0=+ c6 11.d3 a5 12.c3=+ Bd6 13.Nbd2 Qc7 14.h3=+ Bh5 15.Qc2 b5 16.a4 Rfc8 17.ab5 cb5 18.g4 a4 19.gh5 ab3 20.Qb3 Rab8 21.h6 Qc3 22.Ra6 Bf8 23.hg7 Bg7 24.Kh2 Qb3 25.Nb3= Rc3 26.Nbd4 Ne8 27.Rb1 Nc7 28.Rc6 Rc6 29.Nc6 Rb7 30.d4 Bf8 31.Rg1+= Bg7 32.Nh4 Kf8 33.Nf5 Ne6 34.Ra1+– Nc7 35.Nb4 Rb8 36.Kg3 Ne6 37.Nc6 Rc8 38.Nfe7 Re8 39.Nd5 1–0. gtate (1990) – davorcecelja (2230), net–chess.com, 2006.

7.Nf3 d5 8.Be2 =+.

7.Nf3 Bg4 8.Be2 Ne4?? 9.c3+– Ba5 10.h3 Bh5?? 11.0–0 Qf6?? 12.Nd4 c5?? 13.Bh5 cd4 14.Qa4 Ke7 15.Qa5 b6 16.Qb4 Qe5 17.Bf3 Rac8 18.Qd4 Qd4 19.ed4 Ng5 20.Re1 Kd7 21.Bg4 (21.Bg4 Kc6 22.Bc8 Rc8 23.Re7+–) 1–0. gtate (1880) – clavecinist (1865), net–chess.com, 2003.

6.Ne5 Qe7

7.Nd3 Ba5 8.c4 b6 9.Be2 Ba6 10.Nf4 (better is 10.Nc1!?+=) 10...Qe5–/+ 11.Na3 Ne4 12.0–0 Nd2 (worse is 12...Bd2 13.Bf3 Bc3 14.Qd5+/–) 13.Re1 c6 14.Bg4 0–0 15.Qc2 (15.Bd7?? Qd6–+) 15...f5 (15...Qc5!? 16.Qa4 Nc4 17.Rec1 Qa3 18.Rc4 Qa4 19.Ra4–+) 16.Be2 Rae8 17.Red1 Ne4 18.Rab1? (better is 18.Bh5 Re7 19.Rac1–+) 18...Nf2!–+ 19.Nd3 (19.Kf2 Qe3 Double attack) 19...Nd3 20.Rd3 f4 21.Rbd1 fe3 22.Rd7 Bc8 23.Ra7 Bf5 (better is 23...Qb8!? 24.Ra5 ba5 25.Qc1–+) 24.Qb3 Rd8 25.g4 Rd1 26.Qd1 Be4 27.Nc2 Qf4 28.Qf1 Qf1 29.Bf1 Bc2 30.Re7 Rf1! 31.Kf1 Bd3 (31...Bd3 32.Kg2 e2–+) 0–1. Griffiths,Hywel (1690) – Suarez Prendes,Rufino (1885), BCF–chT4, 2008.

7.Nf3 b6 8.Be2 Bb7 9.0–0 Ne4 10.d3 Nc3=+ 11.Nc3 Bc3 12.Rb1 0–0 13.Rb3 Bf6 14.c3 a5 15.e4 Rfe8 16.c4 a4 17.Rb1 h6 18.Re1 c5 19.Nd2 Bc6 20.a3 Rab8=+ 21.f3 Bd4 22.Kh1 Qg5 23.Nf1 Re6 24.Ng3 Be5 25.Nf5 Rg6 26.g3=+ Bg3?? 27.hg3+– Qh5 28.Kg2 (28.Kg2 Qg5 29.d4+–) 1–0. wood – Pulsar, Live Game Caissa's Web, 2005.

7.Nf3 d5 8.Be2 –/+.

7.f4 d6 8.Nd3 Qe3 9.Qe2 Qe2 10.Be2 Ba5 11.0–0 Ne4 12.Nc3?? (better is 12.c3–+) 12…Nd2 (12...Nd2 13.Nd1 Nf1 14.Kf1 Be6–+; 12...Nc3?! 13.dc3 Bc3 14.Rab1–+; 12...Bc3?! 13.dc3 Nc3 14.Rfe1–+) 0–1. Cinca,Daniel (2215) – Matei,Cornel (1800), CFriend AT–2004–0–00118 email, 2004.

5.Bf6 Qf6

6.c3 Ba5 7.d4 d5 8.Bd3 0–0 9.Qc2 g6 10.Ne2 Ne7 11.Ng3 c6 12.Nd2 Bc7 13.a4 Bg3 14.hg3 Bf5 15.Nf3 Bd3 16.Qd3 Qf5 17.Qf5 Nf5 18.g4 Ng7 19.Ke2 h5 20.gh5 Nh5 21.g4 Nf6 22.Ne5 Ne4 23.Rac1 Nd6 24.c4 dc4 25.Nc4 Nc4 26.Rc4 Kg7 27.Rb1 Rab8 28.f4 Rfd8 29.a5 Rd5 30.a6 Rb5 31.Ra1 Rb6 32.ab7 R8b7 33.Ra5 Rc7 34.Kf3 Kf6 35.g5 Ke6 36.d5 Kd6 37.Rac5 Kd7 38.e4 Rb3 39.Kg4 Rb6 40.e5 Ra6 41.Kf3 Rb6 42.d6 Rc8 43.Ke4 Ke6 44.Ra5 Kd7 45.Ra7 Ke6 46.Re7 1–0. orangutandu – szachor456, internet, 2013.

6.c3 0–0

7.Bd3 d5 8.Qf3 Be7 9.Qf6 Bf6–/+ 10.a3 b6 11.Ne2 Ne5 12.Bc2 Ba6 13.d4= Nd7 14.Nf4 c6 15.Bd3 Bd3 16.Nd3 Be7 17.Nd2 Bd6 18.Ke2 f5 19.f4 Rfe8 20.Nf3 h6 21.g3 Rac8 22.Nde5 Be5 23.fe5 Kf7 24.Nh4 g6 25.Rhf1 Kg7 26.Rf3 Re6 27.Rg1 Rf8 28.g4+= fg4 29.Rf8 Nf8 30.Rg4+= Kh7 31.Ng2 Re7 32.e4+/– de4 33.Re4 b5 34.Ne3 Nd7 35.Rf4 h5 36.c4 bc4 37.Nc4 g5 38.Rf1 c5 39.Kd3 Kg6 40.dc5 Nc5 41.Kd4 Ne6 42.Kd5 Nf4+= 43.Ke4 Rc7 44.Ne3 Rc3= 45.Ra1 h4 46.Ra2 Kf7 47.a4+= a5 48.Rc2 Rc2 49.Nc2+/– Ne2 50.Kf5 ½–½. Ewert,Jerzy – Dziel,Jaromir, corr 2. AMM Poland, 1994.

7.Bd3 Be7 8.Qf3 =+.

7.d4 Ba5 8.Bd3 Qg5 9.Qf3 d6 10.Nh3 Qg4 11.Qg4 Bg4 12.Nf4 Ne7 13.f3 Bd7 14.Kf2 f5 15.h4 Ng6 16.Nd5 Be6=+ 17.c4 c6 18.Ndc3 f4 19.e4?? Bb6–/+ 20.Ne2 Ne5 21.Rd1 Nd3 22.Rd3 Bc4 23.Rd1 Bd8 24.Rh1 Be2–+ 25.Ke2 Bf6 26.Kd3 c5 27.e5? de5–+ 28.de5 Be5 29.Nc3 Rad8 30.Kc2 b6 31.Rae1 Rfe8 32.Ne4 Rd4 33.Rd1 Ra4 34.Kb3 Rb4 35.Kc2 Rb2 36.Kd3 Rd8 37.Kc4 Rb4#0–1. Bulcourf,Carlos (2285) – COMP Chess Tiger, Florida sim, 2001.

7.Qf3 Be7 =+.

6.c3 Bc5

7.d4 Bb6 8.Bd3 d5 9.Qc2 h6 10.Ne2 0–0 11.Ng3 Ne7 12.0–0 c5 13.a4 c4 14.Be2 a5 15.Nd2 Bc7 16.e4 Qg5 17.Bf3 de4 18.Be4 Ra6 19.Rab1 Rb6 20.Rb6 Bb6 21.Rb1 Qf6 22.Nc4 Bc7 23.Ne3 Bg3 24.hg3 b6 25.Qb3 Nf5 26.Bf5 Bf5 27.Nf5 Qf5 28.Qb6 Rc8 29.Rb5 Qd3 30.Rc5 Qd1 31.Kh2 Rc5 32.Qc5 Qa4 33.g4 Qd1 34.f3 a4 35.d5 a3 36.Qa3 Qd5 37.Qb4 Qe5 38.Kh3 f5 39.gf5 Qf5 40.Qg4 Qc5 41.c4 h5 42.Qe6 Kh8 43.Qd5 Qc8 44.Kh2 h4 45.Qh5 Kg8 46.Qh4 Qc7 47.Kh3 Qc5 48.Qd8 Kh7 49.Qd5 Qc8 50.g4 Qa6 51.Kg2 Qa2 52.Kg3 Qe2 53.Qe4 Qe4 54.fe4 1–0. orangutandu – pazik7, internet, 2013.

7.d4 Be7 8.Bd3 h6 9.Ne2 d5 10.Ng3 Bd6 11.Nd2 Bd7 12.0–0 0–0 13.e4 de4 14.Nde4 Qd8 15.Nd6 cd6 16.Re1 Qa5 17.Qf3 Qc3 18.Bh7 Kh7 19.Qc3 g6 20.f3 Rac8 21.Qd2 a5 22.a3 b6 23.h4 Na7 24.Ne4 f5 25.Nd6 1–0. orangutandu – tevocisjuris, internet, 2013.

7.Nf3 0–0 8.d4 Bb6 (8...Be7 9.Bc4=+) 9.Bd3= d5 10.Nbd2 (10.Qc2 h6=) 10...Bf5 11.Qc2 Bd3 12.Qd3 Qg6 (12...Rfe8!?=) 13.Qg6+= fg6 14.0–0 Rfe8 15.Rab1 Na5 16.a4 (16.Ne5 Rad8+=) 16...c6 (16...c5 17.Rb5+=) 17.Ne5 (17.Rfe1 Rad8+=) 17...Bc7 18.f4 (18.Ndf3+=) 18...a6 (18...g5 19.Kf2+=) 19.Nb3 (19.e4 de4 20.Ne4 b5+=) 19...Ra7 (19...Be5 20.fe5 Nc4 21.Rf3=) 20.Na5 Ba5 21.Rb3 (21.c4 Bd2 22.Kf2 Kf8+=) 21...Rc8 (21...Bc7 22.Rfb1 Be5 23.fe5=) 22.Rfb1 (22.c4 b6+=) 22...b5+/– 23.Kf2 (23.Ra3 ba4 24.Ra4 Bd8+/–) 23...ba4+= 24.Rb8 (24.Ra3 g5+=) 24...Rac7 25.Rc8 (25.c4 Rf8+=) 25...Rc8= 26.Ra1 (26.c4!?=) 26...Bc3=+ 27.Ra4 a5 28.Nd7 (28.e4 de4 29.Ke3 c5 30.dc5 Rc5 31.Ke4 Be5 32.fe5 Kf7=+) 28...Kf7 29.Nc5 (29.Kf3 Ke7 30.Nc5 Re8=+) 29...Rb8–/+ 30.Nd7 (30.h4 Rb2 31.Kf3 Ke7–/+) 30...Rb2 (30...Rb4 31.Rb4 ab4 32.Nb8–/+) 31.Kf3 Ke7 32.Ne5 Kd6 33.h3 Kc7 (33...Rb7 34.e4–/+) 34.Nd3 Rc2 (34...Rb6 35.Nc5–/+) 35.Ra3 (35.Nc5 Rc1=+) 35...Bd2 (35...Kd6 36.Ra4–/+) 36.Nc5 (36.e4!?=+) 36...Bb4–/+ (36...Bb4 37.Na6 Kb6 38.Nb4 ab4–/+) 0–1. Vreeman – Moerman, BEL–NLD, 1993.

7.Nf3 d5 8.Qb3 =+.

6.c3 d5

7.Qb3 Be7 =.

7.Bb5 0–0 8.Bc6 (8.Qf3 Qf3 9.Nf3 Bd6=) 8...bc6=+ 9.d4 (9.Qf3 Ba5=) 9...Bd6–/+ 10.Nd2 Ba6 (10...Qg6!?–/+) 11.Qf3=+ Qg6 12.Rd1 (12.Rc1 Rfb8 13.c4 Bb4–/+) 12...f5 (12...Qc2 13.e4–/+) 13.h4 f4 14.Ne2?? (14.h5 Qc2 15.e4=+) 14...fe3–+ (14...fe3 15.Qe3 Rae8–+) 0–1. Kovacs – Janosi, corr Hungary, 1988.

7.Bb5 Bd7 8.Qb3= Bd6 (8...Qg5 9.Be2 Bd6 10.Bf3 Ne5 11.Bd5 Nd3) 9.Qd5 0–0 (9...a6 10.Qe4 Be7 11.Bc6 Bc6) 10.d4 Ne7 (10...Qg6 11.Be2 Nb4) 11.Qh5 (11.Qb7? Rab8 12.Qf3 Qf3 (< 12...Rb5 13.Qf6 gf6 14.c4 Bb4 15.Ke2=+) 13.Nf3 Bb5–/+) 11...Bf5 (11...Bb5 12.Qb5 Qg6 13.Kf1= (13.Qb7? Rfb8 14.Qf3 Rb1 15.Rb1 Qb1 16.Qd1 Qa2–+)) 12.Nf3+= c5 13.0–0 cd4 14.cd4 Rac8 15.Nbd2 Rc2 16.Nc4 a6 (16...Bb8 17.Nce5+/–) 17.Nd6 Qd6 18.Ba4 Rc3 19.Rfd1 b5 20.Bb3 a5 21.Ng5 (21.Rac1 Rc1 22.Rc1 a4+/–) 21...Bg6 (21...Qg6 22.Qg6 Bg6 23.Rac1+=) 22.Bf7! Bf7?? (22...Rf7 23.Nf7; 22...Bf7 23.Qh7) 23.Qh7# 1–0. Bonetti,Shane – BayRegion (1900), ICC, 2002.

7.d4 Bd6

8.Bb5 Bf5 9.Nd2 0–0 10.Ngf3 a6 (10...Ne7 11.0–0=+) 11.Bc6 bc6 12.0–0 (12.c4 Rab8=+) 12...c5 (12...Rfe8 13.Re1=+) 13.h3 (13.dc5 Bc5 14.Nb3 A) 14...Qc3? 15.Qd5 Be3 16.Qf5+– (16.fe3?! Qe3 17.Kh1 Be6+–); B) 14...Ba3=+) 13...Bd3 (13...c4 14.Re1 Rfe8 15.Qa4–/+) 14.Re1=+ Rab8 (14...cd4 15.cd4 Rfd8 16.e4 de4 17.Ne4 Be4 18.Re4=) 15.e4 (15.e4 de4 16.Ne4 Be4 17.Re4 cd4 18.cd4=). makaveli1982 – lee_broker, internet, 2007.

8.Bd3 Bd7 9.Nd2+= Ne7 (9...Be6 10.Ngf3 h5 11.e4=) 10.Ngf3= c6 (10...0–0!?=) 11.e4+= Qh6 12.e5 Bc7 13.0–0 0–0 14.Re1 Ng6 15.g3 Bg4 16.Qb3 Bb6 17.a4 Ba5 18.Re3 (worse is 18.Qb7 Bc3 19.Rad1 Bd2 20.Nd2 Bd1 21.Rd1 Qh3 22.Bg6 hg6 23.Qc6 Qe6–/+) 18...Rab8 19.Qa3 Rfe8 20.c4 Ne7 21.Nb3 Bc7 22.Nc5 Qh5 23.Rc1 Ba5 (worse is 23...Bf3 24.Rf3 Bb6 25.Kg2+/–) 24.e6 f6 (worse is 24...Bf3 25.ef7 Kf7 26.Rf3 Kg8 27.Nd7+/–) 25.Kg2 (25.Qb3!?+=) 25...dc4= 26.Bc4 (26.Rc4? Nd5 27.Nh4 g5–+) 26...Nf5 (26...Nd5 27.Bd5 Qd5 28.Nd7+=) 27.Rd3 Kh8 28.d5 Bf3 29.Rf3 Bd2 30.Rd1 Nh4 31.gh4 Qg4 32.Rg3 Qd1 33.d6 Qe1? (better is 33...Bf4 34.d7 Qd4 35.de8B Qc4=) 34.Qd3+– Bf4 35.d7 Red8 36.Rg4 Qe5 37.Rf4 Qc5 38.Qe4 Qe7 39.h5 Rg8 40.Qf5 Rbf8?? 41.Rh4 h6 42.Bd3 g6 43.hg6 Kg7 44.Qf4 Rh8 45.Bf5 Rb8 46.Rh6!! Rbd8 47.Rh8 Rh8 48.h4 b5 49.h5! Rh5 50.Qc7 Rg5 51.Kf1 (51.Kf1 Rf5 52.d8Q Qc7 53.Qc7 Kg6 54.e7+–) 1–0. pierre – challenge gena2013, internet, 2015.

8.Bd3 Be6 9.Nd2 +=.

8.Bd3 Ne7 9.h3 Bf5 10.Nf3 0–0 11.0–0 Bd3 12.Qd3 a6 13.e4 de4 14.Qe4 b5 15.Nbd2 Rfe8 16.g3 b4 17.cb4 Bb4 18.Nb3 Rad8 19.Rac1 a5 20.a4 Nd5 21.Qd3 Qe6 22.Ng5 Qh6 23.h4 Qh5 24.Qc4? h6–+ 25.Nh3 Qf3 26.Nc5 Ne3! 27.fe3 Qg3 28.Kh1 Qh3 29.Kg1 Qg4 30.Kf2 Rd6 31.Nd3 Rf6 32.Nf4 Bd2 33.Rg1 Be3 0–1. Borup,John – Berger,Waltraud (1660), 04. VCC–Open, 2001.

8.Bd3 Bf5 =+.

8.Bd3 Qg5 9.Nf3 Qf6 (9...Qg2!? 10.Rg1 Qh3+=) 10.Nbd2 0–0 11.0–0 Bg4 (11...b6 12.e4 Qg6 13.Re1+/–) 12.Qb1+= h5 13.Qb7 (13.h3 Bd7+=) 13...Rab8 14.Qa6 (14.Qc6?? Bh2 15.Nh2 Qc6–+) 14...Rb2 (14...Rb6 15.Qa4+=) 15.Rab1 (15.Qc6?? Bh2 16.Nh2 Qc6 17.Ng4 hg4–+ (worse is 17...Rd2 18.Ne5 Qc3 19.Rac1–+)) 15...Rfb8 (15...Rbb8 16.e4 (16.Qc6 Bh2 17.Kh2 Qc6–+) 16...Bf3 17.e5 (17.Nf3?! de4 18.Be4 Nd4=; 17.Qc6 Bh2 18.Kh2 Qc6 19.Nf3 Rb1 20.Bb1 de4–+) 17...Be5 18.de5 Ne5 19.Nf3 Nf3 20.gf3 Qf3 21.Be2 Qc3 22.Bh5+=) 16.Rb2+/– (16.Qc6?? Bh2 17.Kh2 Qc6–+) 16...Rb2 0–1. silencer123 (2165) – zd3nik (1875), gameknot.com, 2014.

6.c3 Be7

7.d4 d5 8.Bd3 0–0 9.Qc2 g6 10.Ne2 Qg7 11.h4 Bg4 12.Ng3 Bd6 13.f4 Rae8 14.Kf2 Qf6 15.Nd2 Bf4 16.ef4 Qf4 17.Nf3 Qe3 18.Kf1 Bf3 19.Rh3 Bg4 20.Nf5 Qf4 21.Qf2 Qf2 22.Kf2 Bh3 23.gh3 gf5 24.Bf5 Kh8 25.Rb1 Rb8 26.Bd7 Ne7 27.h5 Rfd8 28.Bg4 Rd6 29.Re1 Ng8 30.Kg3 Nh6 31.Kh4 Ng4 32.hg4 Re6 33.Rf1 Kg7 34.Rf3 Rbe8 35.g5 Re4 0–1. orangutandu – miet26, internet, 2013.

7.Nf3 d5 8.Bb5 Qg6 9.0–0 Bh3 10.Bc6 bc6 11.Ne1 0–0 12.Qc2 Bf5 13.d3 Bg4 14.f3 Bd7 15.Nd2 Rab8 16.Nb3 Rfe8 17.Rb1 Bg5 18.e4 Bf4 19.g3 Be3 20.Kh1= f6 21.c4 d4 22.Qe2 Bh3= 23.Ng2 Bg2 24.Kg2 Rb6 25.Rb2 Reb8 26.Rfb1+= Re8 27.a4 Ra6 28.Qd1 Qf7 29.a5+= Qe7 30.c5 Rd8 31.Qc2 Qe6 32.Kf1 Qf7 33.f4 Qe6 34.Ke1 Kh8 35.Qd1 Re8 36.Qc2 Qf7 37.Qe2 Qe7 38.Qc2 Qe6 39.Qd1 Kg8 40.Qe2 Qe7 41.Qc2 Qe6 42.Qe2 Qe7 43.Qc2 Qe6+= 44.Qe2 Qe7 45.Qc2 Qe6= ½–½. Bonetti,Shane – messchess (2625), ICC, 2002.

7.Nf3 d5 8.d4 0–0 9.Nbd2 Qf5 10.Qb1 Qg6 11.Qg6+= fg6 12.Bd3 Bf5 13.Bf5 Rf5 14.0–0 Raf8 15.Rab1 b6 16.c4 dc4 17.Nc4 Nb4 18.a4 c6 19.Nce5 c5 ½–½. Psion – Psion, 2000.

7.Nf3 d5 8.d4 Bf5 9.Be2 0–0 10.0–0 Qg6 11.Nbd2 Bc2 12.Qc1 Bf5 13.c4 Bh3 14.g3? Bf1–/+ 15.Bf1 Rfd8 16.cd5 Rd5 17.Bc4 Rh5 18.Qf1 Rb8–+ 19.d5 Bf6?? 20.dc6= Ba1 21.Qa1 bc6?? 22.Ne5+– Re5 23.Qe5 Qd6 24.Qd6?? cd6= 25.Nf3 Rb4 26.Bb3 a5 27.Nd4 a4 28.Bc2 Rc4 29.Bd3 Rc1 30.Kg2 Ra1 31.Nc6 Ra2 32.Nb4 Rb2–/+ 33.Nd5 a3 34.Bc4 a2 35.Ba2 Ra2 36.Kf3 Kf8 37.e4 Ke8 38.h4 Ra3 (38...h5 39.Ke3–/+) ½–½. makaveli1982 – bigjune409, internet, 2007.

5.Bg3 0–0

6.c3 Ba5 7.Nf3 d5 8.d4 Bg4 9.Qc2 Re8 10.Nbd2 Bf3 11.gf3 Nh5 12.Bd3 g6 13.Rc1 Qg5 14.Be2 Ng3 15.hg3 Ne7 16.f4 Qf6 17.Bg4 Kg7 18.Nf3 c5 19.Ke2 h5 20.Bh5 gh5–/+ 21.Rh5 Rh8 22.Rg5 Kf8 23.Ne5 Rd8 24.Qa4 Qa6 25.Kf3 f6 26.Ng6? Ng6 27.Rg6 Qd3?? 28.Qa5–/+ b6 29.Rf6 Ke7 30.Qa7 Kf6 31.Qb6 Ke7 32.Qc5 Rd6 33.Rg1 Qe4–/+ 34.Ke2 Ra8 35.a3 Kd7 36.Rc1 Rc6= 37.Qb5 Ra3 38.Qb7 Rc7 39.Qb5 Kc8 40.f3? Ra2–+ (41.Qb2 Rb2 42.Ke1 Qe3 43.Kd1 Qe2#) 0–1. Klein,Sabine – Majer,Damir (2285), Bad Zwesten op 1st, 1997.

6.c3 Bc5 7.d4 Be7 8.d5 =.

6.Nf3 d5 7.Bb5 Ne4 8.c3 Ng3 9.hg3 Bd6 10.Qc2 f5 11.g4 Ne5 12.d4 Ng4 13.Nbd2 h6 14.Nh4? (14.Bd3 Rb8–/+) 14...c5 (14...Ne3!? 15.Qb3–+) 15.Ndf3 c4 16.Qd2? (16.Ng6 Rf6 17.Nge5–+) 16...a6 (better is 16...Qa5!? 17.Ng6 Rf6 18.Bc4 dc4 19.Nf4–+) 17.Ba4 b5 18.Bc2 a5 (better is 18...f4!? 19.e4 de4 20.Be4–+) 19.Ng6 Rf7 20.Nfe5 Ne5 21.Ne5 Be5 22.de5 Qg5 (better is 22...Be6!?–/+) 23.Qd5= Rb8? (23...Bb7 24.Qb5 f4 25.Qc4 Qg2+=) 24.e6+– Re7 25.Bf5 Re8?? (better is 25...g6 26.Qd6 Rbb7+/–) 26.Be4 (better is 26.Bh7! Kf8 27.Qd6 Qe7 28.Qb8 Be6 29.Qb5+–) 26...Qe7= 27.Qf5 Be6 28.Qh7 Kf8 29.Bg6?? Bg8?? 30.Qh8= Red8 31.Rh3?? Rb6 32.Rf3= Rf6 33.Bh7 Kf7 34.Rg3 Bh7?? 35.Rg7+– Ke6 36.Re7 (36.Re7 Ke7 37.Qh7 Kf8 38.a4+–) 1–0. santa_clause (1675) – wallaby66 (1760), gameknot.com, 2013.

6.c3 Be7

7.Qc2 d6 8.Nf3 Bg4 9.d4 Bh5 (9...Re8 10.Be2=+) 10.Bd3= Bf3 11.gf3 g6 (11...Re8 12.Rg1=) 12.f4 Nh5 (12...d5 13.f5=) 13.f5 g5 (13...d5 14.Nd2=) 14.f4 (14.Nd2 Nf6+=) 14...gf4= 15.Qe2 Nf6 (15...Ng3 16.hg3 fe3 17.Qh5+–) 16.Bf4+= Kh8 (16...d5+=) 17.Nd2 Nd5= 18.Bh6 Bh4 19.Kf1 Rg8 20.Ne4= Nf6 21.Qf3 Ne4 22.Be4 Qf6 23.Bf4 Ne7 24.Bg3 c6= 25.Rb1 b6 26.Qf4 Bg3= 27.hg3 Rg5 28.Qh4 Qg7 29.f6+/– Qf6 30.Ke2 h6 31.Rbf1+– Qe6 32.Qg5 Qa2 33.Kf3 (33…Ng6 34.Qh6 Kg8 35.Bg6 fg6 36.Qh8 Kf7 37.Ke4 Qf2 38.Rf2 Ke6 39.Rf6 Ke7 40.Rh7#) 1–0. Predragovic,S – Nilsson,B, Stockholm Kristallen KM, 1995.

7.Bc4 d5 8.Bb3 Bd6 9.Ne2 Ne5 10.d4 Ng6 11.h3 c6 12.Nd2 b5 13.a4 a6 14.ab5 cb5 15.0–0 Bf5 16.Bc2 Bc2 17.Qc2 Bg3 18.Ng3 Qc7 19.Nb3 a5 20.Nc5 Nd7 21.Nd7 Qd7 22.Qd2 Rfc8 23.e4 de4 24.Ne4 Qd5 25.Ng3 Ne5 26.Rfe1 Nc4 27.Qd3 g6 28.Ne4 Kg7 29.Nd2 Ra6 30.Nc4 Qc4 31.Qc4 Rc4 32.Rab1 Rc3 33.Rb5 a4 34.Rb2 Rd3 35.Rb4 a3 36.Kf1 Rd2 37.Rb3 a2 38.Rb4?? Re6 39.Rb3 Rf6 40.Rf3 Rb6 (41.d5 Rb1–+ (< 41...Rd5 42.Ra3 Rd2 43.g4–+); Better is 40...Rf3 41.gf3 Rb2–+) 0–1. Anfilatov,Dmitri – Segal,Naum (2175), Keres mem op, 2000.

7.Nf3 d6 =+.

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