[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1987.01.20"]
[Round "4"]
[White "Flear, Glenn C"]
[Black "Zapata, Alonso"]
[Result "1/2-1/2"]
[WhiteElo "2495"]
[BlackElo "2505"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 c6 6. Be2 Be7 7. O-O O-O 8. Rb1 Re8 9. d5 Nc5 10. Qc2 cxd5 11. cxd5 Bg4 12. Ne1 Rc8 13. Bxg4 Nxg4 14. Qe2 Qd7 15. Nd3 a6 16. f3 Nf6 17. Nxc5 Rxc5 18. Be3 Rcc8 19. Rbc1 Bd8 20. a3 Re7 21. Rc2 Qe8 22. Rfc1 Rec7 23. b3 Nd7 24. Na4 h6 25. Qd2 Rxc2 26. Rxc2 Be7 27. g3 Qd8 28. Qc1 Rxc2 29. Qxc2 Kf8 30. Kg2 Ke8 31. Qc3 Qb8 32. Kf1 Bd8 33. Ke2 Qc7 34. Qxc7 Bxc7 35. Nb2 Ke7 36. Nc4 f5 37. g4 fxe4 38. fxe4 Kf7 39. a4 Ke7 40. h3 Nf6 41. Kf3 Ne8 42. b4 Nf6 43. b5 axb5 44. axb5 Kd7 45. h4 Bd8 46. Kg3 Nh7 47. Bd2 Nf6 48. Kf3 Ne8 49. h5 Nc7 50. Na3 Ne8 51. Be3 Nf6 52. Nc4 Nh7 1/2-1/2