[Event "Amsterdam IBM"] [Site "Amsterdam NED"] [Date "1981.05.25"] [EventDate "1981.05.16"] [Round "8"] [Result "1-0"] [White "Jan Timman"] [Black "Lev Polugaevsky"] [ECO "A07"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "117"] 1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. g3 Nf6 5. Bg2 d6 6. O-O Be7 7. d3 O-O 8. Bf4 Bd7 9. h3 Nd4 10. Nxd4 cxd4 11. Ne2 e5 12. Bd2 Rc8 13. c3 dxc3 14. Bxc3 Bc6 15. f4 Qb6+ 16. Kh2 Nd7 17. Qd2 Bf6 18. g4 Nc5 19. g5 Be7 20. Ng3 Qd8 21. h4 exf4 22. Nf5 f6 23. Nxe7+ Qxe7 24. gxf6 Rxf6 25. Bxf6 Qxf6 26. Rxf4 Qd4 27. Rd1 Ne6 28. Rf5 g6 29. Rf2 d5 30. exd5 Bxd5 31. Bxd5 Qxd5 32. Qe3 Ng7 33. d4 Nf5 34. Qe5 Qd7 35. Qf4 Re8 36. Rc1 Re7 37. Rc5 Rf7 38. Qe5 Qd8 39. Rf4 b6 40. Rc6 Rd7 41. Qe6+ Kg7 42. Qe5+ Kg8 43. Rg4 Ng7 44. Re4 Nf5 45. Re6 Kf7 46. Rf6+ Qxf6 47. Qe8+ Kg7 48. Qxd7+ Kh6 49. Qe6 Qd8 50. d5 Qc7+ 51. Qe5 Qc2+ 52. Re2 Qc4 53. Qe4 Qc7+ 54. Kg1 Qc1+ 55. Kg2 Qd1 56. Rf2 Kg7 57. Qe5+ Kg8 58. Kh2 Qd3 59. d6 1-0