[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.18"]
[Round "1"]
[White "Silva Nazzari, Raul R"]
[Black "Rovira Mas, Jorge"]
[Result "1-0"]
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nc6 6. Bc4 e6 7. O-O a6 8. Qe2 Nf6 9. Rd1 Qc7 10. Bf4 Ne5 11. Bb3 Be7 12. Rac1 Qb8 13. a4 b6 14. Nd4 Bd7 15. Bg3 O-O 16. f4 Nc6 17. Nf3 Nh5 18. e5 Nxg3 19. hxg3 d5 20. Kh1 g6 21. g4 Re8 22. Nxd5 exd5 23. Bxd5 Qb7 24. e6 fxe6 25. Bxe6+ Bxe6 26. Qxe6+ Kh8 27. Rd7 Bg5 28. Qf7 Re7 29. Rxb7 Rxf7 30. Rxf7 Nd8 31. Nxg5 1-0