[Event "Interzonal-10a"]
[Site "Biel"]
[Date "1976.07.16"]
[Round "5"]
[White "Diaz Diaz, Joaquin Carlos"]
[Black "Byrne, Robert Eugene"]
[Result "0-1"]
[BlackElo "2540"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. f4 O-O 9. O-O b5 10. a3 Nbd7 11. Qe1 Bb7 12. Bf3 Rc8 13. Kh1 Kh8 14. f5 Nb6 15. Na5 Ba8 16. Bg5 Na4 17. Nxa4 bxa4 18. Rc1 Rc5 19. Bd2 d5 20. exd5 e4 21. Bxe4 Nxe4 22. Qxe4 Rxd5 23. Bb4 Bxb4 24. Qxb4 Rb5 25. Rfd1 Bxg2+ 26. Kg1 Bd5 0-1