[Event "Capablanca mem-B 13th"]
[Site "Cienfuegos"]
[Date "1976.05.28"]
[EventDate "?"]
[Round "12"]
[Result "0-1"]
[White "Alberto Barreras"]
[Black "Julio Ostos"]
[ECO "A56"]
[WhiteElo "2340"]
[BlackElo "2255"]
[PlyCount "76"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 e5 7. Nge2 O-O 8. f3 Nh5  9. Be3 f5 10. exf5 gxf5 11. Qd2 a6 12. Ng3 Qe8 13. Nxh5 Qxh5 14. O-O-O e4 15.  fxe4 f4 16. Bf2 Nd7 17. g3 f3 18. g4 Qf7 19. h4 Ne5 20. g5 Qh5 21. Rde1 Bd7 22.  Nd1 b5 23. Ne3 Rab8 24. b3 bxc4 25. Nxc4 Bb5 26. Nxe5 Bxe5 27. Bxb5 Rxb5 28.  Kc2 c4 29. Rb1 cxb3+ 30. Rxb3 Rc8+ 31. Kb1 Qg4 32. Qe1 Rcb8 33. Rg1 Rxb3+ 34.  axb3 Rxb3+ 35. Ka2 Rb2+ 36. Ka3 Qd7 37. g6 Ra2+ 38. Kxa2 Qa4+ 0-1