[Event "IBM"]
[Site "Amsterdam"]
[Date "1972.??.??"]
[Round "?"]
[White "Browne, Walter Shawn"]
[Black "Timman, Jan H"]
[Result "0-1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Nf3 Bg4 5. Be2 Nc6 6. Be3 e5 7. dxe5 dxe5 8. Qxd8+ Rxd8 9. Nd5 Rc8 10. Bb5 Bd7 11. O-O-O a6 12. Bc4 b5 13. Be2 f5 14. exf5 gxf5 15. Ng5 h5 16. f4 e4 17. Rd2 Nf6 18. Nxf6+ Bxf6 19. Rhd1 Rd8 20. Nf7 Kxf7 21. Rxd7+ Kg6 22. Rxc7 Nb4 23. Rcd7 Nd3+ 24. R7xd3 exd3 25. Bxd3 Rd5 26. Rf1 Rc8 27. Kb1 a5 28. a3 b4 29. axb4 axb4 30. Ka2 b3+ 31. Kxb3 Rd7 32. Bb5 Rb8 33. Ka4 Re7 34. Bc5 Re4+ 35. b4 Bd4 36. Bxd4 Rxd4 37. Rf2 Rd1 38. Bd3 Rb1 39. Ka5 R1xb4 40. Re2 Rb1 0-1