[Event "Olympiad-17 Preliminaries D"]
[Site "Havana"]
[Date "1966.10.31"]
[Round "6"]
[White "Letelier Martner, Rene"]
[Black "Larsen, Bent"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 Bb4+ 6. Nbd2 O-O 7. O-O d5 8. a3 Be7 9. b4 c5 10. bxc5 dxc4 11. Nxc4 bxc5 12. Rb1 Qc7 13. Bd2 Nbd7 14. Re1 Ne4 15. Ba5 Qc8 16. Nfe5 Ndf6 17. Qc2 cxd4 18. exd4 Nd6 19. Ne3 Qxc2 20. Bxc2 Rfc8 21. Bd3 Nd5 22. Nxd5 Bxd5 23. Ba6 Rc2 24. Bb4 f6 25. Nd3 Rc6 26. Bxd6 Rxd6 27. Nb4 Bd8 28. Bf1 Ba5 29. Rbc1 Rb8 30. Na6 Rbd8 31. Nb4 Kf8 32. Red1 Be4 33. f3 Bb7 34. Kf2 Bb6 35. Kg3 Bxd4 36. Nd3 Ba6 37. f4 e5 0-1