[Event "Olympiad-22"]
[Site "Haifa"]
[Date "1976.10.27"]
[Round "3(3)"]
[White "Whetton, M"]
[Black "Petersen, K"]
[Result "1/2-1/2"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. h3 e5 8. Be3 Qe7 9. d5 Nc5 10. Nd2 a5 11. Qc2 Bd7 12. O-O Ne8 13. Nb3 b6 14. Nxc5 dxc5 15. f4 exf4 16. Bxf4 Nd6 17. Bd3 Bd4+ 18. Kh1 f6 19. Rae1 Be5 20. Re2 g5 21. Bc1 Qg7 22. g4 Kf7 23. Kg2 Ke7 24. Nd1 Rh8 25. Ne3 Rag8 26. Bd2 h5 27. Bc3 Kd8 28. Bxe5 fxe5 29. Nf5 Nxf5 30. exf5 Qf6 31. Qc3 Re8 32. Rfe1 hxg4 33. Rxe5 gxh3+ 34. Kh1 Rhf8 35. Rxe8+ Bxe8 36. Qxf6+ Rxf6 37. Rg1 Kd7 38. Rxg5 Kd6 39. Kh2 Ke5 40. Rg3 Kd4 41. Rxh3 Bd7 42. Rf3 Ke5 43. Kg3 Bxf5 44. Bxf5 Rxf5 45. Rxf5+ Kxf5 46. Kf3 Ke5 47. Ke3 1/2-1/2