[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1985.01.19"]
[Round "2"]
[White "Portisch, Lajos"]
[Black "Van der Wiel, John"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2500"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. e3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Ne1 Nc6 11. f3 Ng5 12. Qe2 Qe7 13. Nc2 e5 14. Ba3 d6 15. c5 bxc5 16. dxc5 Ne6 17. Ba6 Bxa6 18. Qxa6 Ned8 19. cxd6 cxd6 20. Rad1 Rf6 21. Rf2 Qb7 22. Qa4 Nf7 23. Rfd2 Rd8 24. c4 Qc7 25. Rd5 h6 26. h3 Kh7 27. Kh2 Ne7 28. Ra5 Nc6 29. Rad5 Ne7 30. R5d2 Nc8 31. Nb4 Qxc4 32. Rc1 Qh4 33. Qd1 Rg6 34. Qe1 Qxe1 35. Rxe1 Nb6 36. Rc1 d5 37. Rc7 Nd6 38. Bc1 Ndc4 39. Rd1 a5 40. Nxd5 Nxd5 41. Rxc4 Nxe3 42. Rxd8 Nxc4 43. Rc8 Nb6 44. Rc5 a4 45. Rxe5 Rc6 46. Bf4 Rc2 47. Rb5 Nc4 48. Rc5 g5 49. Be5 Ne3 50. Rxc2 Nxc2 51. Kg1 Kg6 52. Kf1 Nb4 53. a3 Nc2 54. Bd6 Kf7 55. Ke2 Ke6 56. Bf8 h5 57. Kd2 Nd4 58. Kc3 Kd5 59. Kb4 g4 60. fxg4 hxg4 61. hxg4 fxg4 62. Kxa4 Kc6 1/2-1/2