[Event "Olympiad-20 Preliminaries A"]
[Site "Skopje"]
[Date "1972.09.23"]
[Round "5"]
[White "Boey, Josef Martin"]
[Black "Hamann, Svend"]
[Result "0-1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. Nd5 exd5 13. Nf5 h6 14. e5 dxe5 15. fxe5 Nxe5 16. Rxe5 Qxe5 17. Bf4 d4 18. Bxe5 Bxf3 19. gxf3 Kf8 20. Nxe7 Kxe7 21. Bxd4 Rhc8 22. b4 Rc6 23. Kb2 Rd8 24. c3 g6 25. a4 bxa4 26. Ra1 Nd5 27. Bc5+ Rxc5 28. bxc5 Rb8+ 29. Kc2 Rc8 30. Rxa4 Rxc5 31. c4 a5 32. Kd2 Nb6 33. Ra2 Nxc4+ 34. Bxc4 Rxc4 35. Rxa5 Rh4 36. Re5+ Kf6 37. Re2 Kf5 38. Ke3 Ra4 39. Rb2 Rh4 40. Rb5+ Kf6 41. Rb2 Kg5 42. Re2 Kf5 43. Ra2 g5 44. Ra5+ Kg6 45. Ra6+ f6 46. Ra2 Rh3 47. Ke4 f5+ 48. Ke3 g4 49. Rf2 Rxf3+ 50. Rxf3 gxf3 51. Kxf3 Kg5 52. Kg3 h5 53. Kf3 h4 54. Kg2 Kg4 55. Kf2 Kf4 56. Ke2 Ke4 57. Kf2 Kd3 58. Kf3 h3 59. Kf2 Kd2 60. Kf1 Ke3 61. Ke1 Kf3 62. Kf1 f4 0-1