[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.10"]
[Round "6"]
[White "Martinez, Gustavo A"]
[Black "Sin, Kuen"]
[Result "1-0"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 h6 7. Bh4 O-O 8. Be2 c6 9. Qc2 Nb6 10. b3 Bb4 11. O-O Bxc3 12. Qxc3 Ne4 13. Qc2 Ng5 14. Nxg5 hxg5 15. Bg3 Nd7 16. Bd6 Re8 17. f4 gxf4 18. exf4 Nf6 19. Ba3 dxc4 20. bxc4 Qxd4+ 21. Kh1 Qd8 22. Bb2 Qe7 23. Rf3 c5 24. Rg3 Bd7 25. Bf3 Bc6 26. Qc3 Kf8 27. Qe5 Bxf3 28. gxf3 Red8 29. Rxg7 Kxg7 30. Qg5+ Kf8 31. Bxf6 Qd6 32. Qg7+ Ke8 33. Qg8+ Kd7 34. Qxf7+ Kc6 35. Bxd8 Rxd8 36. Re1 e5 37. Qd5+ Qxd5 38. cxd5+ Kxd5 39. Rd1+ Kc4 40. Rxd8 exf4 1-0