[Event "Olympiad-17 Final D"]
[Site "Havana"]
[Date "1966.11.11"]
[Round "7"]
[White "Martinez, Juan Ramon"]
[Black "Heyns, Anthon"]
[Result "1/2-1/2"]

1. d4 d6 2. g3 f5 3. Nc3 g6 4. Bg2 Nf6 5. e4 Bg7 6. exf5 gxf5 7. Bg5 O-O 8. Nge2 c6 9. O-O Qe8 10. d5 Na6 11. dxc6 bxc6 12. Nd4 Bd7 13. Qf3 Qc8 14. Nxc6 Bxc6 15. Qxc6 Qxc6 16. Bxc6 Rab8 17. Bb5 Nc5 18. Bc4+ e6 19. Be3 Nfd7 20. Bb3 d5 21. Rad1 Rbc8 22. Rfe1 Nxb3 23. cxb3 Ne5 24. Kg2 Nc6 1/2-1/2