Breder,D (2383) - Zeller,F (2422)
German Cup, 21.01.2001
Annotations: Frank Zeller
1.e4 c5 2.Nf3 e6 3.g3 b6!?
Played in the spirit of the hedgehog according to my book Sizilianisch im Geiste des Igels.
4.Bg2 Bb7 5.Nc3 d6 6.d4 cxd4 7.Nxd4 a6 8.0-0 Nd7!?N

This opening line is rarely seen. Perhaps my move is already a novelty.
8...Be7; 8...Qc7 9.Re1 Nd7 10.Bg5 Ne5!? (10...h6? 11.Nxe6; 10...Ngf6 11.Nd5! with an attack).
9.f4
9.Re1 Rc8!? (9...Be7).
9...Ngf6!?
9...Be7? 10.f5 e5 11.Ne6! +-; 9...b5!? with idea 10.f5 e5 11.Ne6? Qb6+ -/+; 9...Qc7.
10.Re1!?
10.g4 h6 (10...Nc5 11.Qe2 d5 12.e5 Nfe4 13.f5, initiative) A) 11.Re1 Rc8! (11...Qc7 ) 12.e5?! Bxg2 13.exf6 (13.Kxg2 dxe5 14.fxe5 Nh7 =/+) 13...Bb7 14.fxg7 Bxg7 15.Nf5 Bf8 16.Nxd6+ Bxd6 17.Qxd6 Qh4 =/+; B) 11.g5 hxg5 12.fxg5 Nh5 13.g6 Nhf6 14.gxf7+ Kxf7, unclear;
10.Qe2 Qc7 11.g4!? h6 12.g5!? hxg5 13.fxg5 Nh5 14.g6 Nhf6 15.Bg5 (15.gxf7+ Kxf7 16.Nf3 Kg8 =) 15...Be7 (15...d5!?) 16.gxf7+ Kxf7 17.Qg4?! Qc4 18.Rad1 Ne5 =/+.
10...Qc7
10...h5!? A) 11.e5 Bxg2 12.exf6 Bh3 13.fxg7 Bxg7 14.Ne4 Qc7 15.Nf2 +/= Bg4 (15...Qc4 16.Be3 Bg4 17.Nxg4 hxg4 18.Nf5! exf5 19.Bxb6+ +/=) 16.Nxg4 hxg4 17.Be3 +/= (17.Rxe6+?! fxe6 18.Nxe6 Qc6 19.Nxg7+ Kf7 20.Nf5 Qc5+ 21.Ne3 Rae8 =/+) 17...Bxd4 18.Bxd4 Rg8 19.Qd3; B) 11.h3 Qc7 12.g4!? hxg4 13.hxg4 e5!? (13...g6) B1) 14.Nf5 g6 15.Ng3 (15.Ne3 exf4 16.Ned5 Qc5+ -/+) 15...Rh4! 16.Bf3 exf4 17.Bxf4 Ne5 =/+ 18.Bg5? Nfxg4 19.Bxh4 Qc5+ -+; B2) 14.Nb3 exf4 15.Nd5 (15.g5 Nh5 16.Nd5 Bxd5 17.exd5+ Ne5 -/+) 15...Bxd5 16.exd5+ Ne5 17.Bxf4 Nfd7 18.Nd4 g6 19.Nc6 Bg7 =;
10...Rc8? 11.e5 Bxg2 12.exf6 +/-.

11.g4!
11.Nd5 exd5 12.exd5+ Kd8 13.Nc6+ Bxc6 14.dxc6 Nb8! -/+.
11...h6
11...e5!? 12.Nf5 (12.Nd5 Qc5!; 12.Nb3 h6 13.f5 g5 =) 12...g6 13.Ne3!? (13.Ng3 h5!?) 13...exf4 14.Ned5 Nxd5 15.exd5+ Ne5 =.
12.Nd5! exd5 13.exd5+

13...Be7!
13...Kd8 14.Nc6+ Bxc6 15.dxc6 Nb8 (15...Nc5 16.b4 Ne6 17.f5 Ng5 18.h4 Ngh7 19.c4, with an attack ) 16.g5 Ng8 17.Qd5! hxg5 18.fxg5 Ne7 19.Qxf7 Nbxc6 20.Bf4 with an attack.
14.Nf5 Ng8 15.Qd4!
15.Nxg7+ Kf8 16.Nf5 Bf6 17.Qe2 Ne7! 18.Nxe7 Re8 19.Ng6+ Kg7 20.Nxh8 Rxe2 21.Rxe2 Kxh8 -/+.

15...Ndf6
Only move. 15...Qc5? 16.Qxc5 Nxc5 17.b4 Na4 18.Nxd6+ Kd7 19.Nxb7 Bf6 20.Rb1 Nc3 21.Rb3 Ne7 22.d6 Ned5 23.Bd2 Rhe8 24.Rxe8 Rxe8 25.Bxd5 Nxd5 26.Rd3 Kc6 27.c4 +-; 15...Rh7?! 16.Nxe7 Nxe7 17.Rxe7+ Kxe7 18.Qe4+ Kd8 19.Qxh7 Qc5+ 20.Kf1 Bxd5 +/=.
16.g5!
16.Rxe7+ Nxe7 17.Nxg7+ Kd7! 18.Qxf6 Qc5+ -+.
16...hxg5 17.fxg5 0-0-0!
17...Nh5 18.Nxg7+ Kf8 19.Ne6+ +-.
18.Nxe7+
18.Nxg7!? A) 18...Qc5! 19.Qxc5+ dxc5 20.Nf5 (20.gxf6 Bxf6 21.Nf5 Bxd5 =/+) 20...Nxd5 21.c4 =; B) 18...Nd7 19.Re3, unclear.
18...Nxe7 19.gxf6 gxf6
19...Nf5!? 20.Qg4 g6 21.Re7!? Qxc2 22.Bg5 Kb8, unclear.
20.Qxf6!?
20.c4 Rdg8 21.Bf4 A) 21...Rg6 22.b4!? (22.Re2 =) 22...Nf5 23.Qd3 Nh4 24.Bg3 Nxg2 25.Kxg2 Qd7 with counterplay; B) 21...Nf5?! 22.Qxf6 Nh4? 23.Re8+!! Rxe8 24.Bh3+ Kb8 25.Bxd6; C) 21...Rh4?! 22.Qxf6 +/- Qc5+ 23.Be3 (23.Kh1 Qf2) 23...Qxc4 24.Rec1 Rxg2+ 25.Kxg2 Bxd5+ 26.Kf2 Rxh2+ 27.Kg3 +-.
20...Nxd5! 21.Qf5+ Kb8 22.Bxd5

22...Qc5+
22...Rdg8+ 23.Kh1! (23.Kf1 Rxh2!! 24.Bf4 Bc8!! 25.Qxc8+ Kxc8 26.Bxh2 Qd7! -+) 23...Bxd5+! (23...Qxc2? 24.Qxc2 Bxd5+ 25.Qe4 +-; 23...Qd7 24.Rf1 +-; 23...Qc5 24.c4 +-; 23...Rh4 24.c4 Rxc4 25.Be3 +-) 24.Qxd5 A) 24...Rh5 25.Qf3 Rh3 26.Qe4 (26.Qe2!? +/-) 26...f5 27.Qxf5 (27.Qd5 Rxh2+) 27...Qg7 28.Bg5 +/- (28.Qxh3 Qb7+); B) 24...Rxh2+! 25.Kxh2 Qxc2+ 26.Qd2 (26.Bd2 Qh7+) 26...Qg6 27.Qg5 (only move) Qc2+ B1) 28.Kg3 Qd3+ 29.Kh2 (29.Kh4 Rh8+! -+) 29...Qc2+ =; B2) 28.Qd2 =.
22...Rhg8+ 23.Kh1 (23.Kf1 Qc5 24.Be3 Qxd5 25.Qxd5 Bxd5 26.Bxb6 Rc8 +/=) 23...Qxc2!! 24.Qxf7 (24.Qf3? Qf2! -+; 24.Qxc2 Bxd5+ 25.Qe4 Rde8! -+) 24...Rg7! 25.Qxg7 Bxd5+ 26.Kg1 Rg8 27.Qxg8+ Bxg8 28.Re8+ Kb7 29.Rxg8 Qd1+ 30.Kf2 Qd4+ (30...Qc2+ =) 31.Ke1 Qe4+ 32.Kf2 =.
23.Be3 Rdg8+ 24.Kf1 Qxd5 25.Qxd5 Bxd5 26.Bf4
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zipped cbv