Poisoned Pawn is Really Poison!!

Prakash, Om - Helmi, Farshad

Result: 1-0

Site: ICCF

Date: 2013.03.31

B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7...Qb6 and 7...Be7

[...] 1.e4 c5 2.♘f3 d6 3.d4 cxd4 4.♘xd4 ♘f6 5.♘c3 a6 6.♗g5 e6 7.f4 ♘c6 8.♘xc6 bxc6 9.e5 h6 10.♗h4 g5 11.fxg5 ♘d5 12.♘e4 ♕b6 13.c3 ♖b8

13...dxe5 14.♗g3

14.g6 fxg6 15.♕g4 ♕e3 16.♗e2 ♘f4 17.♕f3 ♘d3 18.♔f1 ♕xf3 19.gxf3 ♘f4 20.♗f6 ♖h7 21.♗xe5 ♖f7 22.♖g1 g5 23.h4 ♘g6 24.♗f6 ♘xh4 25.f4 e5 26.♗h5 ♗f5 27.♖e1 ♗g6 28.♗xg6 ♘xg6 Malyshev,V (2132)-Gagliardi,V (2137) ICCF email 2011 1-0 (40)

14...hxg5 15.♗xe5 ♖h4 16.♕e2 f5

16...♗e7 17.O-O-O ♕e3 18.♕xe3 ♘xe3 19.♘d6 ♔f8 20.♖e1 ♘xf1 21.♖hxf1 f5 22.♗g3 ♖h6 23.♘c4 ♗d8 24.♖d1 ♔e8 25.♘d6 ♔e7 26.♖fe1 ♔f6 27.♘xf5 exf5 28.♖d6 ♔g7 29.♖xd8 f4 30.♗f2 ♖xh2 31.♗d4 Cilloniz Razzeto,A (2410)-Scribner,A (2385) ICCF corr 1997 1-0 (38)

17.♘f2 a5 18.♗g3 ♖h6 19.♘d1 e5 20.♗f2 ♕c7 21.♕d2 ♗e7 22.♘e3 ♗e6 23.♘c4 ♖d8 24.♕c2 e4 25.♗d4 ♗f6 26.♗g1 ♔f7 27.♖d1 g4 28.g3 Marcinkiewicz,J-Szafraniec,T Poland 1996 0-1 (40)

13...♕xb2 14.♖b1 ♕xa2 15.g6 fxg6 16.♗d3 ♘f4 17.♘f6 ♔f7 18.♗xg6 ♔xg6 19.♕g4 ♔f7 20.O-O ♕xg2 21.♕xg2 ♘xg2 22.♔xg2 1-0 (22) Daurelle,H (2201)-Kuhn,C (1875) Lechenicher SchachServer 2010

14.♕f3 ♗e7 (Weaker is 14...♕xb2 15.♖d1 hxg5 16.♗xg5±) 15.b4 dxe5 16.♗f2 White threatens to win material: Bf2xb6 16...♕c7 17.g6 fxg6 18.♗c4 a5 19.a3 ♖f8 20.♕g3 g5 21.O-O ♖f4 Black threatens to win material: Rf4xe4 22.♕d3 ♔f8 23.♘g3 ♗d6 24.bxa5 ♖a8 25.♘h5 e4 26.♕e2 ♖f5 (26...♕h7 27.♗b6±) 27.g4 ♖xf2 (27...♖f4 28.♘xf4 gxf4 29.♕xe4 ♖xa5 30.♖ae1±) 28.♕xf2 (Worse is 28.♖xf2 ♔e7 29.♖af1 ♕xa5±) 28...♔e8 29.♔h1 ♔d8 30.♕d4 ♕e7 31.a6 e3 32.♕h8 ♔c7 (32...♔d7 33.♕xh6 ♗xa6 34.♗xa6 ♖xa6 35.♕g6+⁠−) 33.♕g8+⁠−33...♘f4 (33...♗f4 34.♗xd5 exd5 35.♘xf4 gxf4 36.♖xf4+⁠−) 34.♖ab1 ♖a7 (34...♗e5 35.♖fe1 ♘xh5 36.gxh5+⁠−) 35.♘g7 ♕f8 36.♕h7 (36.♕h7 ♕e7 37.♕h8+⁠−)

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