[Event "Interzonal-13c"]
[Site "Biel"]
[Date "1985.07.20"]
[Round "13"]
[White "Sax, Gyula"]
[Black "Quinteros, Miguel Angel"]
[Result "0-1"]
[WhiteElo "2535"]
[BlackElo "2525"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 d6 6. Be3 Bd7 7. Ndb5 Qb8 8. Bf4 e5 9. Bg5 a6 10. Na3 b5 11. Nd5 Nge7 12. c4 Nxd5 13. cxd5 Nd4 14. Bd3 Be7 15. Be3 Bd8 16. Bxd4 exd4 17. O-O O-O 18. Nc2 Qb6 19. f4 Re8 20. Kh1 Bf6 21. Qf3 Re7 22. Rae1 Rae8 23. Re2 Bc8 24. Nb4 Bb7 25. Rc1 Rc7 26. Rxc7 Qxc7 27. Rc2 Qd7 28. Nc6 g6 29. h3 Rc8 30. Qg4 Qe8 31. e5 dxe5 32. fxe5 Bxe5 33. Re2 f6 34. Nxe5 fxe5 35. Qg5 Qd8 36. Qg3 Rc7 37. Rxe5 Bxd5 38. Kh2 Bf7 39. a3 Re7 40. Qh4 Rd7 41. Qf4 Kg7 42. Rc5 Qf6 43. Qg3 Qd6 44. Qxd6 Rxd6 45. Kg3 Kf6 46. Kf2 h6 47. h4 Bd5 48. Rc8 g5 49. hxg5+ Kxg5 50. g3 Rf6+ 51. Ke2 Kg4 52. Rd8 Bf3+ 53. Kd2 Kxg3 54. a4 bxa4 55. Rxd4 h5 56. Rxa4 h4 57. Bf1 Rd6+ 0-1