[Event "Olympiad-18 Preliminaries B"]
[Site "Lugano"]
[Date "1968.10.23"]
[Round "6"]
[White "Byrne, Donald"]
[Black "Robles, Juan"]
[Result "1-0"]
1. g3 e5 2. c4 Nc6 3. Bg2 d6 4. Nc3 g6 5. d3 Bg7 6. e4 Nge7 7. Nge2 Bd7 8. O-O O-O 9. Nd5 Nxd5 10. cxd5 Ne7 11. Be3 c5 12. dxc6 Bxc6 13. Qb3 d5 14. Bc5 dxe4 15. dxe4 Re8 16. Qa3 Nc8 17. Rfd1 Qc7 18. Rac1 Nb6 19. Nc3 Nd7 20. Bd6 Qb6 21. Bh3 Rad8 22. Nd5 Bxd5 23. Bc7 Bxe4 24. Bxb6 Nxb6 25. Rxd8 Rxd8 26. Qxa7 1-0