When You Want To Attack, Just DELAY Castling!!

Das, Saurabh - Mohanty, Om Prakash

Result: 0-1

Site: AICCF

Date: 2015.10.02

B95: Sicilian Najdorf: 6 Bg5 e6, unusual White 7th moves

[...] 1.e4 c5 2.¤f3 d6 3.d4 cxd4 4.¤xd4 ¤f6 5.¤c3 a6 6.¥g5 e6 7.¥e2 ¥e7 8.O-O ¤bd7 9.£d3 h6 10.¥c1

10.¥d2 O-O 11.£g3 ¢h8 12.¦ad1 ¤c5 13.£e3 ¥d7 1/2-1/2 (13) Kolanek,R (2194)-Pilarska,L (2114) ICCF email 2011

10...¤e5 Black threatens to win material: Ne5xd3

10...¤c5 11.£f3 ¥d7 12.a4 £c7 13.b4 e5 14.¤f5 ¥xf5 15.exf5 ¤cd7 16.¦d1 O-O 17.¥d2 ¦ac8 18.£g3 ¦fe8 19.b5 a5 20.b6 £c5 21.¦ab1 ¥f8 22.¦b5 £c6 23.¦xa5 d5 24.¥b5 £c5 25.¥xd7 Franks,K (2405)-Ottesen, S (2423) ICCF email 2008 1/2-1/2 (40)

10...O-O 11.£g3 ¢h8 12.¥e3 ¤c5 13.¥f3 £c7 14.¦fd1 ¦g8 15.a4 e5 16.¤de2 b6 17.¤c1 ¥b7 18.¤d5 ¥xd5 19.exd5 b5 20.¥xc5 £xc5 21.c3 a5 22.¤d3 £b6 23.¦e1 ¦gc8 24.¥d1 b4 25.cxb4 Krutous, A (2243)-Wurschner,M (2401) ICCF email 2008 0-1 (51)

10...£c7 11.a4 ¤e5 12.£h3 ¥d7 13.¦d1 O-O 14.£g3 ¤g6 15.a5 ¦ac8 16.¥d3 d5 17.£xc7 ¦xc7 18.exd5 exd5 19.¤a4 ¥xa4 20.¦xa4 ¤e5 21.¥e2 ¦e8 22.c3 ¦c5 23.¤b3 ¦c6 24.¢f1 ¤c4 25.¦d4 Sukhov,N (2370)-Epiney,F (2275) IECG email 2006 1/2-1/2 (47)

11.£g3 g5 12.a4 ¥d7 Black has a cramped position 13.¦a3 g4 14.f4 gxf3 15.¤xf3 (15.gxf3??15...¦g8 16.£xg8 ¤xg8−⁠+) 15...¦g8 Black threatens to win material: Rg8xg3 16.£f4 White threatens to win material: Qf4xh6 16...¤g6 17.£xh6 ¦h8 Black threatens to win material: Rh8xh6 18.£d2 d5 19.exd5 ¥c5 20.¢h1 £c7 21.h3 Secures g4 21...¥xa3 22.bxa3 White has new hanging pawns: c2+d5 22...¤h5 23.¦e1 O-O-O 24.£d4 (24.d6!?24...£c6 25.¤g5 ¤g3 26.¢h2) 24...e5³ Black threatens to win material: e5xd4 25.£c4 f6 Controls g5 26.£xc7 ¢xc7 27.¥f1 White has an active position 27...¤g3 28.¢h2 ¤xf1 29.¦xf1 f5 30.¥d2 ¦c8 31.¦b1 ¢b8 Black king safety improved 32.¦b4 ¦hg8 33.a5 ¦c5 34.¦b3 ¦gc8 35.¦b6 e4 36.¤d4 e3 37.¥e1 ¦g8 38.¤de2 f4 39.¦f6 ¦c4 40.¢h1

40.¢g1 ¤e5 41.¢h2 ¥xh3 42.¦xf4 ¦xf4 (42...¥xg2?!43.¥g3 ¥xd5 44.¦xc4 ¥xc4 45.¥xe5 ¢c8 46.¥f4) 43.¤xf4 ¥f5µ

40...¢c8 41.¢h2 ¢d8 42.¤g1 ¤e5 43.¤ce2 ¦xc2 44.¤xf4 ¢c8 45.¥g3 ¦d2 46.¦h6 (46.¦b6 ¥b5µ) 46...¦d1 47.¤ge2 (47.¦h5 ¤c4 48.¥h4 ¤xa3−⁠+) 47...¥g4! takes home the point 48.¦f6 (48.hxg4 ¤xg4 49.¢h3 ¦h1 Deflection) 48...¦h8−⁠+ (48...¦h8 49.¤c3 ¦d2−⁠+)

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