[Event "World op 24th"]
[Site "Philadelphia"]
[Date "1996.??.??"]
[Round "?"]
[White "Koening, David"]
[Black "Ruiz, Mauricio"]
[Result "1/2-1/2"]
[ECO "B26"]
[BlackElo "2195"]
[PlyCount "68"]
[EventDate "1996.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Nge7 8. Bh6 0-0 9. h4 f6 10. Bxg7 Kxg7 11. h5 g5 12. h6+ Kh8 13. f4 g4 14. f5 exf5 15. 0-0-0 b5 16. Nge2 Qa5 17. Kb1 b4 18. Nd5 Nxd5 19. exd5 Ne7 20. Nf4 Rb8 21. Rde1 Rf7 22. Re3 Rb6 23. Qe2 Ng8 24. Re8 Bd7 25. Ng6+ hxg6 26. h7 Rxh7 27. Rxg8+ Kxg8 28. Rxh7 Kxh7 29. Qe7+ Kh6 30. Qf8+ Kg5 31. Qh8 f4 32. Qh4+ Kf5 33. Be4+ Ke5 34. gxf4+ Kxf4 1/2-1/2

[Event "World op 24th"]
[Site "Philadelphia"]
[Date "1996.??.??"]
[Round "?"]
[White "Koening, David"]
[Black "Stephano, Philip"]
[Result "1-0"]
[ECO "B24"]
[PlyCount "55"]
[EventDate "1996.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. g3 Nc6 4. Bg2 Nf6 5. d3 e6 6. f4 d6 7. Nf3 Be7 8. 0-0 Qc7 9. h3 Bd7 10. g4 g6 11. Be3 Rb8 12. Qd2 b5 13. Rae1 b4 14. Ne2 d5 15. e5 d4 16. Bf2 Nd5 17. Ng3 Na5 18. f5 Ne3 19. Bxe3 dxe3 20. Qxe3 c4 21. d4 c3 22. b3 Nc6 23. Kh1 Rb5 24. Ng5 Nxd4 25. Qxd4 Bxg5 26. Ne4 Be7 27. Nd6+ Bxd6 28. exd6 1-0

[Event "World op 24th"]
[Site "Philadelphia"]
[Date "1996.??.??"]
[Round "?"]
[White "Koening, David"]
[Black "Tyehimba, Bem"]
[Result "0-1"]
[ECO "B26"]
[BlackElo "2230"]
[PlyCount "126"]
[EventDate "1996.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Be3 e5 7. Qd2 Nd4 8. Nd5 Be6 9. c3 Nc6 10. Ne2 Bxd5 11. exd5 Nce7 12. d4 cxd4 13. cxd4 exd4 14. Bxd4 Nf6 15. 0-0 0-0 16. b3 Re8 17. Rfe1 Nf5 18. Bb2 Ne4 19. Bxe4 Rxe4 20. Bxg7 Kxg7 21. Qc3+ Kg8 22. Rac1 Qe7 23. Nf4 Re8 24. Rxe4 Qxe4 25. Qd3 Qe5 26. Qc3 Nd4 27. Rd1 Ne2+ 28. Nxe2 Qxe2 29. Qd2 Qe4 30. Qc3 a6 31. Qc7 Qf3 32. Rc1 Qxd5 33. Qc2 Qf3 34. Qb2 d5 35. Qd4 b5 36. b4 Qe4 37. Rd1 Qxd4 38. Rxd4 Re4 39. Rxd5 Rxb4 40. Rd2 Ra4 41. Kf1 Kg7 42. Ke1 Kf6 43. Re2 Rd4 44. Rc2 Ke6 45. Ke2 Ra4 46. Ke3 Kd5 47. h4 h5 48. f3 f6 49. Rd2+ Ke5 50. Rc2 Kd5 51. Rd2+ Ke5 52. Rc2 Ra3+ 53. Kf2 Kd4 54. g4 b4 55. Kg3 a5 56. Kf4 a4 57. Re2 b3 58. axb3 axb3 59. Re6 Kc5 60. Re8 Ra4+ 61. Ke3 b2 62. Rc8+ Kb4 63. gxh5 Ra5 0-1

