[Event "29th World Open"] [Site "Philadelphia USA"] [Date "2001.07.06"] [EventDate "2001.06.30"] [Round "5"] [Result "0-1"] [White "Gerald A Larson"] [Black "Mauricio Ruiz"] [ECO "B78"] [WhiteElo "?"] [BlackElo "2260"] [PlyCount "58"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. Bc4 Bd7 10. O-O-O Rc8 11. Bb3 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. g4 Qc7 15. g5 Nh5 16. Nd5 Qd8 17. b3 Rc8 18. c4 a6 19. Ne2 b5 20. Bb6 Qe8 21. c5 dxc5 22. Nc7 Rxc7 23. Bxc7 Be6 24. Qd8 Qc6 25. Qxe7 c4 26. Nd4 Bxd4 27. Rxd4 cxb3 28. Rc1 bxa2+ 29. Kb2 Qxc1+ 0-1