[Event "IBM"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[Round "10"]
[White "Timman, Jan H"]
[Black "Ribli, Zoltan"]
[Result "1-0"]

1. Nf3 c5 2. c4 g6 3. d4 cxd4 4. Nxd4 Nc6 5. e4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Bg5 h6 10. Be3 O-O 11. Qd2 Kh7 12. O-O Be6 13. Bd4 Rc8 14. b3 a6 15. Qe3 Nd7 16. Bxg7 Kxg7 17. f4 Qb6 18. Qxb6 Nxb6 19. f5 Bd7 20. Rad1 f6 21. fxg6 Be8 22. Bg4 Rc5 23. Ne2 Re5 24. Nf4 Bd7 25. Bf5 Rc8 26. Nh5+ Kg8 27. h4 Rcc5 28. Ng3 Kg7 29. Nh5+ Kg8 30. Ng3 Kg7 31. Rf4 Bxf5 32. exf5 Nd7 33. Kf2 b5 34. Nh5+ Kg8 35. g4 Nb6 36. Rfd4 bxc4 37. bxc4 Rxc4 38. Rxc4 Nxc4 39. a4 Rc5 40. Rb1 Rc8 41. Rb7 Kf8 42. g5 hxg5 43. hxg5 Na5 44. g7+ 1-0