[Event "Olympiad-17 Preliminaries A"]
[Site "Havana"]
[Date "1966.10.26"]
[Round "1"]
[White "Roux Cabral, Luis"]
[Black "Sin, Kuen"]
[Result "1-0"]

1. d4 g6 2. Bg5 d6 3. e3 Bd7 4. Bd3 Bg7 5. c3 Nc6 6. Nf3 Nf6 7. Nbd2 a6 8. h3 O-O 9. O-O Re8 10. Qc2 Qc8 11. Bh4 e5 12. Bg3 a5 13. a4 Nd8 14. Rac1 exd4 15. exd4 Ne6 16. Rfe1 Bh6 17. Ra1 Nh5 18. Bh2 Nhf4 19. Bf1 Nd5 20. Qb3 Nf6 21. Bb5 c6 22. Bf1 Bf4 23. Nc4 Bxh2+ 24. Kxh2 Qc7 25. Nb6 Rab8 26. g3 Kg7 27. Bd3 d5 28. Re3 Nf4 29. Nxd7 Rxe3 30. fxe3 Nxd3 31. Nxf6 Qe7 32. Ng4 h5 33. Nge5 Nf2 34. Rf1 Ne4 35. Qc2 f6 36. Nd3 Qc7 37. Nf4 Kh6 38. Nd2 Re8 39. Nxe4 Rxe4 40. c4 Qe7 41. cxd5 g5 42. d6 1-0