[Event "Interzonal-13c"]
[Site "Biel"]
[Date "1985.07.06"]
[Round "4"]
[White "Martin Gonzalez, Angel"]
[Black "Sokolov, Andrei"]
[Result "0-1"]
[WhiteElo "2430"]
[BlackElo "2555"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. f4 Nxd4 7. Qxd4 b5 8. Be2 Bb7 9. O-O Rc8 10. Qd3 b4 11. Nd1 Nf6 12. e5 Nd5 13. f5 Qh4 14. Kh1 Bc5 15. Bf3 O-O 16. c4 bxc3 17. Nxc3 Nb4 18. Qe2 Nc6 19. Be3 Bxe3 20. Qxe3 exf5 21. Bd5 Rce8 22. Qb6 Ba8 23. Qc7 g6 24. Qxd7 Re7 25. Qd6 Nxe5 26. Qxa6 Ng4 27. Qd6 Re5 28. h3 Rd8 0-1