[Event "World op act"] [Site "Philadelphia"] [Date "1989.??.??"] [Round "11"] [White "Gulko, Boris"] [Black "Fedorowicz, John P"] [Result "1/2-1/2"] [WhiteElo "2610"] [BlackElo "2505"] [ECO "B27"] 1. Nf3 g6 2. e4 c5 3. c3 Bg7 4. Na3 Nf6 5. e5 Nd5 6. d4 cxd4 7. Qxd4 Nb6 8. Qh4 h6 9. Qg3 Nc6 10. Bd3 d6 11. exd6 e5 12. Nc4 Nxc4 13. Bxc4 Qxd6 14. O-O Be6 15. Bxe6 Qxe6 16. Qh4 Qe7 17. Qxe7+ Kxe7 18. Re1 f6 19. Nd2 Rhd8 20. f4 Kf7 21. Nc4 b5 22. Na3 a6 23. Nc2 exf4 24. Bxf4 g5 25. Be3 f5 26. Rad1 f4 27. Bb6 Rxd1 28. Rxd1 Ke6 29. h3 Be5 30. Kf2 Rb8 31. Bc5 Rc8 32. Bb6 Rb8 33. Bc5 Rc8 1/2-1/2