[Event "World Cup"]
[Round "?"]
[Site "Rotterdam"]
[Date "1989"]
[White "Portisch, Lajos"]
[WhiteElo "2610"]
[Black "Timman, Jan H"]
[BlackElo "2610"]
[Result "1/2-1/2"]
[ECO "E14"]
[Opening "Queen's Indian, 4.e3"]
 1. d4   Nf6
 2. c4   e6
 3. Nf3  b6
 4. e3   Bb7
 5. Bd3  Bb4+
 6. Nbd2 c5
 7. a3   Bxd2+
 8. Bxd2 Ne4
 9. Bxe4 Bxe4
10. Bc3  f6
11. Nd2  Bg6
12. dxc5 bxc5
13. b4   O-O
14. O-O  Qc7
15. Rc1  d6
16. Qg4  Bf5
17. Qg3  Nd7
18. Rfd1 Rac8
19. Nb3  e5
20. f4   Rfe8
21. Na5  Nb6
22. bxc5 dxc5
23. fxe5 fxe5
24. Ba1  Re6
25. Qf3  Rf6
26. Qb7  Nd7
27. Bc3  Rg6
28. Qxc7 Rxc7
29. Rd2  h6
30. Rf1  Rf6
31. Rd5  Be6
32. Bxe5 Rxf1+
33. Kxf1 Nxe5
34. Rxe5 Kf7
35. Ke1  Kf6
36. Rh5  Bf5
37. Rh4  Rd7
38. Rf4  g5
39. Rf2  Ke5
40. Rd2  Rxd2
41. Kxd2 Be4
42. g3   Kd6
43. Nb3  Bf5
44. a4   Be4
45. a5   Bf5
46. h4   Be4
47. hxg5 hxg5
48. Nc1  Ke5
49. Ne2  Bg2
50. Nc3  Bf1
51. Na4  Bxc4
52. Nxc5 Kd5
53. Nd7  Ke4
54. Nf6+ Kf3
55. g4   Be6
56. Nh7  Kxg4
57. Kc3  Kf5
58. Nxg5 
1/2-1/2