(1) Efimenko,Z (2666) - Arizmendi Martinez,J (2534) [A28]
Gibraltar 96/8, 2006
[Arizmendi Martinez,J]



1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.d4 e4 5.Ng5 h6 6.d5?!
[6.Ngxe4 Nxe4 7.Nxe4 Qh4! 8.Qd3 (8.Nc3 Qxd4= ) 8...d5 9.cxd5 Nb4 10.Qb1 (10.Qb5+? Bd7 11.Qxb7 Rd8-/+ ) 10...Bf5 11.Nd6+ Bxd6 (11...cxd6 80/16) 12.Qxf5 Qxd4<=> ]

6...hxg5 7.dxc6 g4N
[7...Bc5! 8.cxb7 Bxb7 9.e3 (9.Bxg5? Bxf2+ 10.Kxf2 Ng4+ ) 9...Qe7=/+ ]

8.cxb7 Bxb7 9.Bf4 e3! 10.Bxe3 g3! 11.fxg3 Ng4 12.Qd4
[12.Bg1 Bd6! (/\ Bg3) (a) 12...Qg5 13.h4! (13.Qb3? 0-0-0 14.Nd5 c6 15.h4 Qe5 16.Nf4 Qa5+ 17.Kd1 Bc5-/+ ) 13...Qe5 (13...Qh6 14.Qd4 f5 15.c5! >< Bf8) 14.Qd3 Bc5 15.0-0-0 d6 (15...0-0-0 16.Bxc5 Qxc5 17.Qd4 Qxd4 18.Rxd4 Ne3 19.Nd1 ) 16.Bd4 Bxd4 17.Qxd4 Ne3 18.Qxe5+ dxe5 19.Rd3 Nxc4 20.e4 Nd6 21.Be2 Nxe4 (21...f6!? ) 22.Nxe4 Bxe4 23.Re3 Bxg2 24.Rxe5+ Kf8 25.Rg1 Bc6 26.Bc4-> ) 13.Qd3 Qg5 14.h4! (a) 14.c5 Be5 (14...Bxc5? 15.Qb5+- ) 15.h4 (15.e4 Nf6! >< g3) 15...Qf6! 16.0-0-0 Bc6 17.Kc2 Rb8 18.b3 Rh5! (18...Nf2 19.Nd5! Bxd5 20.Bxf2 Bxb3+ 21.axb3 Qxf2 22.Qxd7+ Kf8 23.Qd5~~ ) /\19.Nd5? Bxd5 20.Qxd5 Ba1! 21.Qxd7+ Kf8 22.Bd4 Ne3+! 23.Kb1 Bxd4 24.Qxd4 Nxd1 25.Qxd1 Rd8-+ ; b) 14.Nb5 Bb4+ 15.Kd1 Ba5 ) 14...Ne5 (14...Qh6!? 15.e4 Bb4 ) 15.Qd4 Qxg3+ 16.Bf2 Qg6 ]

12...Nxe3 13.Qxe3+ Be7
(>< Ke1)

14.Qd3!?
[14.0-0-0 0-0 (14...Rb8?! 15.Qxa7 ) 15.Kb1 Bf6 /\16.Nd5? Bxd5 17.Rxd5 Re8 18.Qd2 Rb8 19.b3 Qe7 20.Kc2 (20.Rxd7? Qe5 ) 20...c6 21.Rxd7 Qe5-+ ]

14...Rb8! 15.e4
[15.e3 Bd6 16.0-0-0 Be5~~ (16...Bxg3!? 17.Qd4 d6 18.Qxg7 Be5 19.Qg4 Qf6 20.Rd3 Ke7 ) ]

15...Bc6 16.Be2
[16.0-0-0 Bf6 17.Kb1 Qe7 /\ 18...Qe5, 18...Qb4]

16...Rxb2 17.0-0
[17.Qd4 d6 18.Bf3! (a) 18.Nd5 Bf6 19.Nxf6+ (19.Qxa7 Bxd5 20.cxd5 Be5-/+ ) 19...Qxf6 20.Qxf6 gxf6 21.Bf3 f5=/+ ) 18...Rb6 (18...Bf6? 19.e5 Bxf3 20.exf6 Bxg2 21.fxg7 Rg8 22.0-0-0+- ; 18...Kf8!? 19.Nd5 Bxd5 20.Qxb2 Bf6 21.Qa3 Bxa1 22.cxd5 Qf6 ) 19.Nd5 Bxd5 20.cxd5 Bf6 21.Qa4+ Qd7 22.Qxd7+ Kxd7=/+ ]

17...Bc5+ 18.Kh1 Qg5 19.Rf4?
[19.Rf5?! Qe3 20.Qxe3 Bxe3 21.Bg4 Bd4 (21...Rc2 22.Nd5 Bb6 23.Raf1 ) 22.Nd5 (a) 22.Nb5 Bxe4 23.Nxd4 (23.Re1 Kd8 24.Nxd4 Rxg2-+ ) 23...Rxg2 24.Re5+ Kd8 25.h3 Rxa2+ 26.Rxe4 Rxa1+=/+ ) 22...g6 23.Rff1 Bxd5 24.exd5 (24.cxd5 Ke7=/+ ) 24...f5 25.Bf3 Ke7=/+ ; 19.h3! Rd2 20.Qf3 0-0 21.Nd5 Qe5~~ ]

19...Bd6!
[19...Rd2 20.Qf3 ]

20.Rg4??
[20.Rf3? Rd2 21.Qe3 (21.Qb1 Rxh2+! 22.Kxh2 Qh4+ 23.Kg1 Bc5+ 24.Rf2 Qxg3 ) 21...Rxh2+! 22.Kxh2 Qh5+ 23.Kg1 Bc5 24.Rf2 Bxe3 25.Bxh5 Bxf2+-+ ; 20.Raf1 Bxf4-/+ ]

20...Rxh2+! 21.Kg1
[21.Kxh2 Qh5+ 22.Rh4 Qxh4+ 23.Kg1 Bc5+ 24.Kf1 Qh1# #]

21...Qc5+!
[21...Qc5+ 22.Kxh2 (22.Kf1 Rh1# #) 22...Qh5+ 23.Kg1 Bc5+ 24.Kf1 Qh1# #] 0-1