[Event "Olympiad-08 Preliminaries A"]
[Site "Buenos Aires"]
[Date "1939.08.30"]
[Round "7"]
[White "Cayo, J Alberto"]
[Black "Helman, Abraham"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. Nf3 c6 6. e3 Qa5 7. Bxf6 Nxf6 8. Qc2 Bb4 9. Nd2 O-O 10. cxd5 exd5 11. Bd3 h6 12. O-O Bd6 13. h3 Be6 14. Rae1 Rad8 15. f4 Qc7 16. Nf3 a6 17. Ne5 c5 18. Ne2 c4 19. Bf5 Bxf5 20. Qxf5 Ne4 21. Rc1 b5 22. Kh2 Bb4 23. Nc3 Bxc3 24. bxc3 Rfe8 25. Qh5 a5 26. Rc2 b4 27. cxb4 axb4 28. Rfc1 Ra8 29. Qf3 Qb7 30. Qe2 Ra7 31. Ng4 Qa6 32. Ne5 Qe6 33. Nxc4 dxc4 34. Rxc4 Nc3 35. Qf3 Qxc4 0-1