[Event "Las Palmas-05"]
[Site "Las Palmas"]
[Date "1976.??.??"]
[Round "4"]
[White "Rodriguez Vargas, Orestes"]
[Black "Sigurjonsson, Gudmundur"]
[Result "0-1"]
[BlackElo "2530"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. dxc5 Qa5 8. Bd2 Qxc5 9. Nf3 Bg4 10. O-O Nc6 11. Be3 Qa5 12. Rc1 Rfc8 13. Nd2 Bxe2 14. Qxe2 Nd7 15. Nb3 Qa6 16. f4 Nb6 17. Nd2 Na4 18. e5 dxe5 19. Nce4 exf4 20. Rxf4 Nxb2 21. Ng5 Ne5 22. Ndf3 Rxc4 23. Rcxc4 Nbxc4 24. Nxf7 Nxe3 0-1