[Event "World op 31st"]
[Site "Philadelphia"]
[Date "2003.07.02"]
[Round "3"]
[White "Blocker, Calvin"]
[Black "Shibut, Macon A"]
[Result "1/2-1/2"]
[WhiteElo "2393"]
[BlackElo "2329"]

1. e4 d6 2. d4 g6 3. Nc3 Nf6 4. Nf3 Bg7 5. h3 a6 6. a4 O-O 7. a5 Nc6 8. d5 Ne5 9. Be2 e6 10. O-O Nxf3+ 11. Bxf3 exd5 12. Nxd5 Nxd5 13. Qxd5 Rb8 14. c3 Bd7 15. Re1 Bc6 16. Qd3 Qh4 17. Be3 Rbe8 18. Bd4 Be5 19. Rad1 f5 20. Bxe5 Rxe5 21. exf5 Bxf3 22. Rxe5 Bxd1 23. Re4 Qf6 24. Qxd1 Qxf5 25. Re2 Rf7 1/2-1/2