[Event "Olympiad-17 Preliminaries A"]
[Site "Havana"]
[Date "1966.11.03"]
[Round "7"]
[White "Roux Cabral, Luis"]
[Black "Walther, Edgar"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nbd2 c5 5. c3 cxd4 6. Nxd4 O-O 7. e4 d5 8. e5 Nh5 9. g3 Nc6 10. Nxc6 bxc6 11. Be2 Nxf4 12. gxf4 Bh6 13. Qa4 Qb6 14. Nb3 f6 15. Qd4 Rb8 16. h4 Qxd4 17. cxd4 Bxf4 18. exf6 Rxf6 19. O-O 0-1