[Event "Olympiad-19 Preliminaries A"]
[Site "Siegen"]
[Date "1970.09.08"]
[Round "4"]
[White "Rodriguez Vargas, Orestes"]
[Black "Belliard Alonzo, Luis Manuel"]
[Result "1-0"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. O-O Bxe5 10. Qf3 e6 11. Re1 Qc7 12. Rxe5 Qxe5 13. Bf4 Qg7 14. Ne4 f6 15. Nd6+ Kf8 16. Bxe6 dxe6 17. Qxc6 Qd7 18. Qxa8 Ne7 19. Bh6+ Kg8 20. Nxc8 Nxc8 21. Qf3 Kf7 22. Rd1 Qc7 23. g3 Rd8 24. Rxd8 Qxd8 25. Be3 Qc7 26. Bd4 e5 27. Qb3+ Kg7 28. Be3 Qd7 29. Qd3 Qc7 30. b4 Ne7 31. Bc5 Nf5 32. Qa6 Qd8 33. Qd3 Qc7 34. Qd5 Nd4 35. c3 Nf5 36. a4 Qc8 37. a5 g5 38. a6 Kg6 39. b5 e4 40. Bxa7 Qxc3 41. Qxe4 h5 42. h3 Qc1+ 43. Kg2 1-0