[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.13"]
[Round "11"]
[White "Leong, Teddy"]
[Black "Kaufman, Ken"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1875"]
[BlackElo "2046"]
[PlyCount "143"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 c5 2. c3 Nf6 3. Nf3 g6 4. Bg5 Ne4 5. Bf4 Bg7 6. e3 Qb6 7. Qc2 d5 8. Nbd2 cxd4 9. exd4 Nc6 10. Qb3 Nxd2 11. Nxd2 Qd8 12. Nf3 0-0 13. Bd3 Bg4 14. Qxb7 Bxf3 15. gxf3 Rc8 16. Ba6 Qa5 17. 0-0 e5 18. dxe5 Nxe5 19. Bxe5 Bxe5 20. Qb5 Qd8 21. Rfd1 Qg5+ 22. Kf1 Rb8 23. Qxd5 Rxb2 24. Rab1 Rxb1 25. Rxb1 Rd8 26. Qe4 Bxh2 27. Bc4 Kf8 28. Bb5 Rd2 29. Qa4 Qc5 30. Qb4 Rxf2+ 31. Ke1 Bd6 32. Qxc5 Bxc5 33. Be2 Rg2 34. Rb7 h5 35. Bc4 f5 36. Rf7+ Ke8 37. Rg7 g5 38. f4 g4 39. Rh7 Rh2 40. Bf7+ Kf8 41. Rxh5 g3 42. Rxh2 gxh2 43. Bd5 Be3 44. c4 Bxf4 45. c5 Ke7 46. Ke2 Kf6 47. Bh1 Bc7 48. Kd3 Ke5 49. c6 Kf4 50. Ke2 Kg3 51. Bf3 Kf4 52. Bh1 Ke5 53. Kd3 Kf6 54. Ke3 f4+ 55. Kf3 Kf5 56. Kf2 Kg4 57. Bf3+ Kh3 58. Bg2+ Kh4 59. Kf3 Kg5 60. Bh1 Kf5 61. Kf2 Ke5 62. Bg2 Kd4 63. Bf3 Kc3 64. Kg2 Kb2 65. Kxh2 Kxa2 66. Kh3 Kb3 67. Bd5+ Kb4 68. Kg4 Kc5 69. Be4 a5 70. Kf5 a4 71. Ke6 Bd6 72. Bd5 0-1

[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.05"]
[Round "4"]
[White "Chesney, Bill"]
[Black "Kaufman, Ken"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2302"]
[BlackElo "2046"]
[PlyCount "73"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Be6 11. c3 Rc8 12. Nc2 f5 13. exf5 Bxf5 14. Nce3 Be6 15. Bd3 Qh4 16. 0-0 Rg8 17. a4 Qg5 18. Qf3 Be7 19. axb5 axb5 20. Bxb5 Bd7 21. Nxe7 Nxe7 22. Bxd7+ Kxd7 23. Qxf7 Rg7 24. Ra7+ Rc7 25. Rxc7+ Kxc7 26. Qe8 Nf5 27. Nd5+ Kb7 28. Qb5+ Kc8 29. Qc6+ Kd8 30. g3 Ne7 31. Qxd6+ Ke8 32. Ra1 Nc8 33. Nc7+ Rxc7 34. Qxc7 Qf5 35. Re1 e4 36. Qc6+ Kf7 37. Qxe4 1-0

