[Event "Olympiad-20 Preliminaries A"]
[Site "Skopje"]
[Date "1972.09.21"]
[Round "3"]
[White "Belliard Alonzo, Luis Manuel"]
[Black "Hamann, Svend"]
[Result "0-1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. Be3 Be7 8. O-O a6 9. Qe1 Qc7 10. Rd1 Nxd4 11. Bxd4 b5 12. a3 e5 13. Be3 Bb7 14. f3 O-O 15. Qf2 Bc6 16. g4 Rac8 17. g5 Nd7 18. Bd3 Nc5 19. Kh1 Qb7 20. Rg1 f5 21. gxf6 Rxf6 22. Bxc5 dxc5 23. Qg2 Bf8 24. Nd5 Rf7 25. c4 b4 26. Rb1 a5 27. Be2 a4 28. Qg5 Bxd5 29. exd5 Qe7 30. Qg4 Rb8 31. Bd3 Rf4 32. Qh3 Rh4 33. Qf5 Rb6 34. Rg4 Rhh6 35. Be4 bxa3 36. bxa3 Rxb1+ 37. Bxb1 Qb7 38. Qc2 Bd6 39. Rg2 Rh4 40. Rg4 Rh6 41. Rg2 e4 42. Qxe4 Qb8 43. Qc2 Be5 44. Re2 Rh5 45. f4 Bxf4 46. Qe4 g6 47. Qe8+ Qxe8 48. Rxe8+ Kg7 49. Re2 Rh3 50. Ra2 Rc3 51. Rc2 Rxa3 52. Kg2 Ra1 53. Ba2 Kf6 54. Re2 Be5 55. h3 Kf5 0-1