[Event "IBM"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[Round "13"]
[White "Szabo, Laszlo"]
[Black "Timman, Jan H"]
[Result "1-0"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Nge2 b5 7. cxb5 a6 8. Ng3 O-O 9. Be2 axb5 10. Nxb5 Ne8 11. O-O Nc7 12. Nc3 Ba6 13. Bf4 Nd7 14. Qd2 Qb8 15. Rab1 Re8 16. Bh6 Bh8 17. Bxa6 Rxa6 18. Nge2 Qb4 19. Qc2 Ne5 20. b3 Nb5 21. Nxb5 Qxb5 22. a4 Qd3 23. Qxd3 Nxd3 24. Rfd1 c4 25. bxc4 Nc5 26. f3 Rxa4 27. Nd4 Rxc4 28. Nc6 f5 29. Nxe7+ Kf7 30. Nc6 fxe4 31. fxe4 g5 32. Bxg5 Nxe4 33. h4 Nc3 34. Rf1+ Kg6 35. Ne7+ Kh5 36. Rbe1 Bd4+ 37. Kh2 Be5+ 38. Kh3 Rxe7 39. Bxe7 Nxd5 40. g4+ Kg6 41. h5+ Kg7 42. Bf8+ Kg8 43. Bh6 Rc3+ 44. Kh4 Bg3+ 45. Kg5 Rc8 46. Re2 Nc3 47. Re7 d5 48. Rf3 Bd6 49. Rg7+ Kh8 50. Rff7 Be5 51. Rxh7+ Kg8 52. Kf5 Bh8 53. Re7 1-0