[Event "London Classic 3rd"] [Site "London"] [Date "2011.12.06"] [Round "4"] [White "Anand, Viswanathan"] [Black "Nakamura, Hikaru"] [Result "0-1"] [WhiteElo "2811"] [BlackElo "2758"] [Variant "Standard"] [TimeControl "-"] [ECO "E97"] [Opening "King's Indian Defense: Orthodox Variation, Bayonet Attack"] [Termination "Unknown"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 { E97 King's Indian Defense: Orthodox Variation, Bayonet Attack } Ne8 10. c5 f5 11. Nd2 Nf6 12. a4 g5 13. Nc4 h6 14. f3 f4 15. Ba3 Ng6 16. b5?! { (1.67 → 1.08) Inaccuracy. a5 was best. } (16. a5 Rf7 17. cxd6 cxd6 18. b5 Ne8 19. Bb4 Qf6 20. Qb3 Bd7 21. Qa3 Rc8 22. Rfc1 Bf8) 16... dxc5 17. Bxc5 Rf7 18. a5 h5 19. b6 g4 20. Nb5 cxb6?! { (1.26 → 2.18) Inaccuracy. gxf3 was best. } (20... gxf3 21. Bxf3 Bg4 22. Qc2 cxb6 23. axb6 Nd7 24. Bf2 Nxb6 25. Bxg4 hxg4 26. Nbd6 Rf8 27. Nxb6) 21. axb6 g3 22. Kh1? { (2.38 → 1.06) Mistake. Rxa7 was best. } (22. Rxa7 Rb8 23. Ba3 Bf8 24. Bd6 Bxd6 25. Nbxd6 Rd7 26. Nf5 h4 27. h3 Rxd5 28. Nh6+ Kh7) 22... Bf8 23. d6?! { (1.93 → 1.15) Inaccuracy. Rxa7 was best. } (23. Rxa7 Rb8 24. Bxf8 Rxf8 25. Nbd6 Nd7 26. Nxc8 Qxc8 27. Nd6 Qd8 28. Nxb7 Qf6 29. d6 Kg7) 23... a6 24. Nc7 Rb8 25. Na5 Kh8 26. Bc4 Rg7 27. Ne6 Bxe6 28. Bxe6 gxh2?! { (1.05 → 1.94) Inaccuracy. Nh4 was best. } (28... Nh4 29. Ba3 Nd7 30. Nc4 Nxb6 31. Nxb6 Qxb6 32. hxg3 Rxg3 33. Qd5 Qb5 34. Rfd1 Rd8 35. Qxb5) 29. Nc4?? { (1.94 → -0.05) Blunder. Bh3 was best. } (29. Bh3 Nd7 30. Bf2 Qf6 31. Nc4 Rc8 32. Qd5 Rc6 33. Rfd1 Qg5 34. Ra5 Nf6 35. Qe6 Nd7) 29... Qe8 30. Bd5 h4 31. Rf2?! { (-0.16 → -0.87) Inaccuracy. Qa4 was best. } (31. Qa4 h3 32. Qxe8 hxg2+ 33. Kxg2 Rxe8 34. Kxh2 Nxd5 35. exd5 Nh4 36. Rf2 Rh7 37. Kg1 Kg8) 31... h3 32. gxh3 Rc8 33. Ra5?! { (-0.83 → -1.82) Inaccuracy. d7 was best. } (33. d7 Rxd7) 33... Nh4 34. Kxh2?! { (-1.44 → -2.32) Inaccuracy. Rxh2 was best. } (34. Rxh2 Nxd5 35. Nxe5 Nc3 36. d7 Nxd1 37. dxe8=N Rxe8 38. Bd4 Kg8 39. Ng4 Nxf3 40. Nf6+ Kf7) 34... Nd7? { (-2.32 → -1.00) Mistake. Qg6 was best. } (34... Qg6 35. Qf1 Nxd5 36. exd5 Qg3+ 37. Kh1 Nf5 38. d7 Rxd7 39. Bxf8 Rxc4 40. Ra1 Rh7 41. Qg2) 35. Bb4 Rg3 36. Qf1 Qh5 37. Ra3 a5?? { (-0.95 → 0.70) Blunder. Nxb6 was best. } (37... Nxb6 38. Be6 Rxc4 39. d7 Rd4 40. Bxf8 Nxd7 41. Be7 Ng6 42. Rd3 Nxe7 43. Rxd4 exd4 44. Bxd7) 38. Be1 Rxc4 39. Bxc4 Bxd6 40. Rxa5?? { (0.78 → -1.15) Blunder. Rd3 was best. } (40. Rd3 Bc5 41. Be6 Nf6 42. Rc2 Rg1 43. Qe2 Qg5 44. Bg4 Rg2+ 45. Qxg2 Nxg2 46. Rxg2 Nxg4+) 40... Bc5 41. Be2?! { (-0.92 → -1.53) Inaccuracy. Rxc5 was best. } (41. Rxc5 Nxc5 42. Be2 Ne6 43. Kh1 Nd4 44. Bd1 Nhxf3 45. Rxf3 Rxf3 46. Bxf3 Nxf3 47. Bc3 Kg7) 41... Bxb6 42. Rb5? { (-1.05 → -2.77) Mistake. Ra8+ was best. } (42. Ra8+ Kh7) 42... Bd4?? { (-2.77 → -0.50) Blunder. Bxf2 was best. } (42... Bxf2 43. Bxf2 Nxf3+ 44. Bxf3 Qxf3 45. Rb1 Rg6 46. Bh4 Qxe4 47. Re1 Qf5 48. Qf3 Rg7 49. Bf2) 43. Bd1?? { (-0.50 → -2.73) Blunder. Rd5 was best. } (43. Rd5 Nc5 44. Bd1 Ng2 45. Qxg2 Bxf2 46. Bxf2 Rxg2+ 47. Kxg2 b6 48. Bxc5 bxc5 49. Rxc5 Kg7) 43... Bxf2 44. Bxf2 Nxf3+ 45. Bxf3 Qxf3 46. Rb1 Rg6 47. Rxb7 Nf6 48. Rb8+ Kh7 49. Rb7+ Kh6 { Black wins. } 0-1