[Event "Interpolis 11th"] [Site "Tilburg NED"] [Date "1987.09.21"] [Round "5"] [White "Andrei Sokolov"] [Black "Viktor Korchnoi"] [Result "0-1"] [WhiteElo "2635"] [BlackElo "2630"] [Variant "Standard"] [TimeControl "-"] [ECO "C82"] [Opening "Ruy Lopez: Open, Berlin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Nc5?! { (0.14 → 0.79) Inaccuracy. Bc5 was best. } { C82 Ruy Lopez: Open, Berlin Variation } (9... Bc5) 10. Bc2 Bg4 11. Re1 Be7 12. Nbd2?! { (1.29 → 0.64) Inaccuracy. b4 was best. } (12. b4 Na4 13. h3 Be6 14. a3 Qd7 15. Qd3 g6 16. Bxa4 bxa4 17. Bh6 Bf8 18. Bxf8 Kxf8) 12... Qd7 13. Nf1 Rd8 14. Ne3 Bh5 15. Nf5 O-O 16. Nxe7+ Nxe7 17. b4?! { (0.78 → 0.06) Inaccuracy. Be3 was best. } (17. Be3 Ne4 18. Bxe4 dxe4 19. Qxd7 Rxd7 20. Ng5 Bg6 21. e6 fxe6 22. Nxe6 Re8 23. Rad1 Rxd1) 17... Ne4 18. Bxe4 dxe4 19. Qxd7 Rxd7 20. Ng5 Bg6 21. e6 Rd3 22. exf7+ Bxf7 23. Nxe4 Nd5 24. f3 Bg6 25. Kf2 Re8 26. a4 Bxe4 27. Rxe4 Rxe4 28. fxe4 Nxc3 29. axb5 axb5 30. e5 Kf7 31. Ra6 Ne4+ 32. Ke2 Rc3 33. Be3 Ke7 34. Bd4 Rc4 35. Kd3 Ng5 36. Bc5+?! { (-0.09 → -0.85) Inaccuracy. g3 was best. } (36. g3 Kd7 37. Bc3 h5 38. Ra5 Kc6 39. Ra6+ Kd5 40. Ra5 c6 41. Ra8 h4 42. Rd8+ Ke6) 36... Kd7 37. Ra5 Kc6 38. Ra6+ Kd5 39. Ra5 Ne6 40. Rxb5 Nxc5+ 41. bxc5 Rxc5 42. Rxc5+ Kxc5 43. Ke4 Kc6?! { (-1.31 → -0.62) Inaccuracy. g6 was best. } (43... g6 44. h3 Kc6 45. h4 Kd7 46. Kd5 c6+ 47. Ke4 Ke6 48. Kf4 Kd5 49. h5 c5 50. e6) 44. h4?? { (-0.62 → -3.32) Blunder. Kd4 was best. } (44. Kd4 g6 45. Kc4 g5 46. Kd4 Kd7 47. Kc5 h6 48. Kd5 c6+ 49. Kd4 Ke6 50. Ke4 c5) 44... Kd7 45. Kd5?? { (-2.58 → -60.12) Blunder. Kf5 was best. } (45. Kf5 Ke7 46. h5 c5 47. Ke4 Ke6 48. Kf4 Kd5 49. h6 g6 50. e6 Kxe6 51. Ke4 g5) 45... h5 46. e6+ Ke7 47. Kc6 Kxe6 48. Kxc7?! { (-72.50 → Mate in 24) Checkmate is now unavoidable. Kc5 was best. } (48. Kc5 Kf5 49. Kc6 Kg4 50. Kc5 Kxh4 51. Kc6 Kg3 52. Kd5 Kxg2 53. Kc5 Kg3 54. Kc6 Kg4) 48... Kf5 49. Kd6 Kg4 50. Ke5 Kxh4 51. Kf4 g6 52. Kf3 g5 { White resigns. } 0-1