Saturday chess puzzle coming up. When you’ve got all your chess battery down the opponent’s throat, it’s only about brute force and final kill. This position is from the Khalifman-Serper chess game played in St Petersburg, 1994. White to play and win. Can you spot the bulldozing combination?


Khalifman Alexander (RUS) (2645) – Serper Grigory (USA) (2575)

Result: 1-0
Site: St. Petersburg (Russia)
Date: 1994
[…] 1.d4 ¤f6 2.c4 e6 3.¤f3 d5 4.¤c3 ¥b4 5.cxd5 exd5 6.¥g5 h6 7.¥h4 g5 8.¥g3 ¤e4 9.¤d2 ¤xc3 10.bxc3 ¥xc3 11.¦c1 ¥a5 12.h4 g4 13.e3 (13.£c2) 13…¤c6?! (13…O-O 14.¥d3 c6 15.O-O With compensation for the material) (13…¥f5? 14.£b3 ¥b6 15.¥xc7 ¥xc7 16.£xb7ќ) (13…c6) 14.¥b5 ¥d7 (14…O-O 15.¥xc6 bxc6 16.¦xc6 £d7 17.¦xh6 £b5 18.£c2!) 15.¦c5! £e7 (15…¤e7? 16.¥xd7+ £xd7 17.¦xa5ќ)
(15…a6 16.¥a4 £e7 17.O-O ¥b4 18.¦xd5 ¥d6 19.¦xd6! cxd6 20.¤c4±)
16.O-O (16.¦xd5?! £b4 Unclear) (16.¥xc6 ¥xd2+ 17.¢xd2 bxc6 18.¥xc7±) 16…¥b4 17.¦xd5 ¥d6 (17…O-O-O 18.¤c4±) 18.¤c4 (18.¥xd6 cxd6 19.¤c4 ¥e6 Unclear)
(18.¦xd6!? cxd6 19.¤c4 O-O (19…d5 20.¤d6+ ¢f8 21.¤xb7±) 20.¥xd6 £xh4 21.¥xf8 ¦xf8 22.d5±)
18…¥xg3 19.fxg3 O-O-O (19…¥e6 20.¦e5±) (19…O-O 20.¥xc6 bxc6 21.¦e5±) 20.£a4!±
(20.¦xd7! ¦xd7 (20…£xd7 21.¤e5ќ) 21.¥xc6 bxc6 22.£a4 With attack)
20…£e4 (20…¢b8 21.¦xd7! ¦xd7 22.¥xc6 bxc6 23.¤e5ќ) 21.¦c5 ¢b8 22.¦f4 (22.d5 ¤e5 Unclear) 22…£e8 (22…£b1+ 23.¢h2±) 23.¢h2
(23.d5 ¤e5!
(23…¤e7 24.¥xd7 £xd7 (24…¦xd7 25.¦xf7ќ) 25.£xd7 ¦xd7 26.e4±)
24.¦e4 f6 Unclear)
(23.¦f6±) 23…f5 (23…a6 24.¥xa6 bxa6 25.£xa6ќ) 24.¦f2! h5 (24…a6 25.¥xa6ќ) (24…¤e7 25.¦b2±) 25.¦b2 ¦h6
(25…¤e7 26.¥xd7 ¦xd7 (26…£xd7 27.£xd7! ¦xd7 28.¤e5 ¦d5 29.¤c6+ќ) 27.£b3±)
26.d5 ¤e5?!
(26…¤e7 27.d6! cxd6 28.¥xd7 £xd7 (28…¦xd7 29.¦xb7+! ¢xb7 30.¦b5+ ¢a8 31.¤b6+ќ) 29.¦cb5 £c7 (29…£c8 30.¤a5 b6 31.¤c4ќ) (29…d5 30.¤e5 £c7 31.¦xb7+ £xb7 32.¦xb7+ ¢xb7 33.£b4+ќ) (29…¦c8 30.£a6 ¦c7 31.¤a5ќ) 30.£a6 ¦d7 31.¤e5! (31.¤xd6 b6!) 31…¢c8 (31…¢a8 32.¤xd7ќ) 32.¦xb7 £xb7 33.¦xb7 ¦xb7 34.¤f7ќ)
27.¥xd7 (27.¤xe5 £xe5) 27…¤xd7 (27…¦xd7 28.¤xe5 £xe5 29.£xd7ќ) (27…£xd7 28.¦cb5ќ) 28.¦xb7+! ¢xb7 29.¦xc7+! ¢xc7 30.£xa7+ ¢c8 31.d6 [ A. KHALIFMAN ]