[Event "Olympiad-23"]
[Site "Buenos Aires"]
[Date "1978.10.25"]
[Round "1"]
[White "Sanz Alonso, Francisco Javier"]
[Black "Grajeda, Jose C"]
[Result "1-0"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. O-O Bd6 6. d4 O-O 7. Nc3 Nbd7 8. b3 Re8 9. Bb2 Nf8 10. Qc2 Ng6 11. Rad1 Qc7 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Bd7 15. Rfe1 Rad8 16. h4 h6 17. h5 Nf8 18. c5 Be7 19. Ne5 Nh7 20. Nxf7 Nf6 21. Qg6 Kf8 22. Bc1 Ng8 23. Nh8 1-0