[Event "Interzonal-13c"]
[Site "Biel"]
[Date "1985.07.18"]
[Round "11"]
[White "Seirawan, Yasser"]
[Black "Sax, Gyula"]
[Result "1-0"]
[WhiteElo "2570"]
[BlackElo "2535"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c5 7. d5 e6 8. Qd2 exd5 9. cxd5 a6 10. a4 Nbd7 11. Nh3 Ne5 12. Nf2 Bd7 13. Be2 b5 14. axb5 axb5 15. Rxa8 Qxa8 16. Nxb5 Bxb5 17. Bxb5 Rb8 18. Be2 Nfd7 19. Nd1 Qa4 20. Qc1 Nb6 21. Bd2 f5 22. exf5 Qh4+ 23. Nf2 gxf5 24. O-O Nxd5 25. f4 Nf7 26. Bf3 Nb4 27. Qb1 Qf6 28. Bc3 Qg6 29. Nd3 Nd5 30. Bxd5 Bxc3 31. Kh1 Kf8 32. Qa2 Bd4 33. Re1 Re8 34. Rxe8+ Kxe8 35. Ne1 Nd8 36. Nf3 Bf6 37. Qa4+ Kf8 38. Qd7 Be7 39. g3 h6 40. b3 Qf6 41. Bc4 Qg6 42. Kg2 Qf6 43. h4 Qb2+ 44. Kh3 Qc2 45. h5 Qe4 46. Nh2 Nf7 47. Qe6 Qxe6 48. Bxe6 Nd8 49. Bxf5 Nc6 50. Be6 Bf6 51. Ng4 Bg7 52. Ne3 Nd4 53. Bc4 Bf6 54. Nd5 Bd8 55. g4 Nc6 56. Kg2 Ne7 57. Ne3 Ba5 58. Kf3 Bc3 59. Ke4 Bd2 60. Be6 d5+ 61. Nxd5 Nxd5 62. Bxd5 Kg7 63. Kf5 Bc1 64. g5 Bd2 65. Bc6 Bc1 66. Be8 Bd2 67. Bg6 Bc1 68. gxh6+ Kxh6 69. Ke5 Bd2 70. Be8 Bc1 71. f5 Kg5 72. Ke6 Bb2 73. Bb5 Bg7 74. Bc4 1-0