[Event "Berkeley op U18"]
[Site "Berkeley"]
[Date "1993.??.??"]
[Round "?"]
[White "Hammack, Robert"]
[Black "Ong, Diana"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "98"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c3 e6 5. Nbd2 Bd6 6. g3 0-0 7. Bg2 Nc6 8. 0-0 Re8 9. dxc5 Bxc5 10. c4 e5 11. cxd5 Nxd5 12. Nc4 e4 13. Nfe5 Nxe5 14. Nxe5 Rxe5 15. Bxe4 Rxe4 16. f3 Re8 17. a3 Bxe3+ 18. Bxe3 Rxe3 19. Qd4 Bh3 20. Rf2 Qa5 21. Rd2 Qb6 22. Qxb6 Nxb6 23. Rad1 Kf8 24. Kf2 Rb3 25. g4 Nc4 26. Rd7 Rxb2+ 27. Kg3 Bxg4 28. Kxg4 Ne3+ 29. Kf4 Nxd1 30. Rxd1 Ke7 31. Re1+ Kf6 32. Kg4 Rxh2 33. Re4 Rg2+ 34. Kh3 Rg5 35. f4 Rf5 36. Kg4 h5+ 37. Kf3 g5 38. Ke3 Rxf4 39. Rxf4+ gxf4+ 40. Kxf4 Re8 41. Kf3 Kf5 42. Kg2 Kf4 43. Kh3 h4 44. Kg2 Re3 45. Kf2 Re5 46. a4 h3 47. Kg1 Kg3 48. Kf1 a5 49. Kg1 Re1# 0-1

