[Event "Capablanca Memorial-10"]
[Site "Cienfuegos"]
[Date "1973.02.19"]
[Round "1"]
[White "Pinal, Nelson Borges"]
[Black "Barreras, Alberto"]
[Result "1-0"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 Bf5 6. Nc3 e6 7. Be3 dxe5 8. fxe5 Bb4 9. Nf3 c5 10. Be2 Nc6 11. O-O cxd4 12. Nxd4 Nxd4 13. Bxd4 O-O 14. Nb5 a6 15. Nd6 Bxd6 16. exd6 Be4 17. Qb3 Nd7 18. Qe3 Bc6 19. b4 e5 20. Bc3 f5 21. Bd3 e4 22. Be2 b5 23. Qg3 g6 24. h4 Qe8 25. Rad1 Qe6 26. Ba1 Rad8 27. a4 bxa4 28. b5 axb5 29. cxb5 Bd5 30. Qc3 Nf6 31. Rxd5 Rc8 32. Rc5 Rxc5 33. Qxc5 Rc8 34. Qe5 Qxe5 35. Bxe5 Nd7 36. Bd4 Rc2 37. Bd1 Rd2 38. Be3 Rd3 39. Kf2 Ne5 40. b6 a3 41. b7 1-0