Anand, Viswanathan (2782) - Karpov, Anatoly (2682) [B85], Sao Paulo (8) rapid 2004

Chess Siberia

Anand, Viswanathan (2782) - Karpov, Anatoly (2682) [B85]
Sao Paulo (8) rapid 2004
Notes by Boris Schipkov

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O a6 8. Kh1 Be7

9. f4 d6 10. Be3 O-O 11. Qe1 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Qg3 Bc6 15. Rae1

15...Rae8
After 15...Rad8 and 15...Qb7 White can play 16. Bd3 with a slight edge.
16. Bf3! Kh8?!
The move 16...Rd8 is better and more popular.

17. b4!?
An interesting novelty. The move 17. e5 is good also, 17...dxe5 18. Bxe5 Bd6 (or 18...Qb7 19. Ne4) 19. Bxf6 gxf6 20. Qh4 Be7 21. f5, with an advantage in Spasov, V - Stefansson, H, Tanta (6) 2001.
17...Bd8?!
17...Rd8 or 17...Rc8 is more precise.
18. e5! dxe5 19. fxe5
White has some initiative and after 19. Bxe5.
19...Nd7 20. Ne4!?
Or 20. Bh5 g6 21. Bg4.
20...Bxe4 21. Bxe4
Now White has bishop pair advantage.

21...Qc4?!
21...f6 22. Qh3 f5 23. Bd3 Qc6 or 21...f5!? 22. Bd3 Nb6 is superior, with only a small edge to White.
22. Ba1! f5 23. exf6 Bxf6 24. Bd3! Qd5 25. Qh3 h6 26. Qg4 Kg8

27. Qg6
White has a winning position due to weak light squares on the Black's kingside.
27...Qg5 28. Qe4
Or 28. Qh7+ Kf7 29. Qe4.
28...h5 29. Bd4 Kf7 30. c4! h4
Or 30...bxc4 31. Bxc4 Kg8 32. Be3, winning.

31. Be3
White could win and with 31. Bxf6 Nxf6 32. Rxf6+! Qxf6 (32...Kxf6 33. Rf1+ Qf5 34. Qxh4+) 33. Rf1 Qxf1+ 34. Bxf1.
31...Qh5 32. Be2 Qe5 33. Qxe5 Nxe5 34. cxb5 axb5 35. Bc5 Rh8 36. Bxb5

36...Rb8
Here White easily wins thanks to his passed pawns on the queenside.
37. a4 Ng6 38. Bc4 Rhe8 39. a5
Black resigned. 1-0

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