[Event "Chicago op"]
[Site "Chicago"]
[Date "1997.??.??"]
[Round "3"]
[White "Dery Chaffin, A."]
[Black "Dorsch, Thomas"]
[Result "1-0"]
[ECO "E70"]
[BlackElo "2125"]
[PlyCount "63"]
[EventDate "1997.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 a6 6. Be2 c5 7. dxc5 Qa5 8. 0-0 Qxc5 9. Be3 Qc7 10. e5 Ng4 11. Nd5 Nxe3 12. Nxc7 Nxd1 13. Nxa8 Nxb2 14. Nb6 Nc6 15. Rab1 Nxe5 16. Nxe5 Bxe5 17. Rfc1 Bd4 18. c5 d6 19. Nxc8 Rxc8 20. cxd6 Rxc1+ 21. Rxc1 exd6 22. Rc7 b5 23. Rc8+ Kg7 24. Ra8 Na4 25. Rxa6 Nc3 26. Kf1 Bc5 27. Ke1 b4 28. f3 h5 29. Bc4 g5 30. Kd2 f5 31. a4 Kf6 32. a5 1-0

[Event "Chicago op"]
[Site "Chicago"]
[Date "1997.??.??"]
[Round "7"]
[White "Dery Chaffin, A."]
[Black "Fernandez, Daniel"]
[Result "1/2-1/2"]
[ECO "E21"]
[PlyCount "93"]
[EventDate "1997.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. Bd2 b6 6. a3 Bxc3 7. Bxc3 Ne4 8. Qc2 Bb7 9. e3 f5 10. Bd3 d6 11. 0-0 Nd7 12. Nd2 Nxc3 13. Qxc3 Qh4 14. f4 Nf6 15. Nf3 Qh5 16. h3 h6 17. c5 Bd5 18. cxd6 cxd6 19. Qe1 Rac8 20. Qg3 Kh7 21. Qh2 Ne4 22. g4 Qf7 23. g5 h5 24. Rac1 g6 25. Nd2 Nxd2 26. Qxd2 Qb7 27. h4 b5 28. Qe2 Rb8 29. Rf2 a6 30. Qf1 Rbc8 31. Rfc2 Rc6 32. Rxc6 Bxc6 33. Qe1 Rc8 34. Qd2 Bd5 35. Rxc8 Qxc8 36. Qc2 Qxc2 37. Bxc2 Kg7 38. Kf2 Kf7 39. Ke2 Ke7 40. Kd2 Kd7 41. Kc3 Kc6 42. a4 Kb6 43. axb5 Kxb5 44. Bd3+ Kb6 45. b3 Bc6 46. Bc4 d5 47. Be2 1/2-1/2

[Event "Chicago op"]
[Site "Chicago"]
[Date "1997.??.??"]
[Round "5"]
[White "Dery Chaffin, A."]
[Black "Fortado, Bruce"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "86"]
[EventDate "1997.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Bb2 0-0 9. Bc4 Nc6 10. 0-0 Qc7 11. d5 Na5 12. Bd3 e6 13. dxe6 Bxe6 14. Qc2 Rad8 15. Rfe1 a6 16. h3 Rfe8 17. Bc1 b5 18. Bf1 h6 19. Rb1 Nc4 20. Nd2 Nxd2 21. Bxd2 Qa5 22. Qc1 Rxd2 23. Qxd2 Bxc3 24. Qe3 Bd2 25. Qe2 Bc4 26. Qd1 Bxe1 27. Bxc4 Bxf2+ 28. Kxf2 bxc4 29. Qc2 Rd8 30. Qxc4 Rd2+ 31. Kg1 Qxa2 32. Qf1 Rxg2+ 33. Qxg2 Qxb1+ 34. Kh2 c4 35. e5 Kg7 36. Qc6 Qb2+ 37. Kh1 Qxe5 38. Qxc4 a5 39. Qa4 g5 40. Qd7 Qe4+ 41. Kg1 a4 42. Qa7 Qb1+ 43. Kg2 Qb2+ 0-1

[Event "Chicago op"]
[Site "Chicago"]
[Date "1997.??.??"]
[Round "2"]
[White "Marovic, Mato"]
[Black "Dery Chaffin, A."]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2140"]
[PlyCount "65"]
[EventDate "1997.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f3 d6 4. Be3 Nc6 5. c3 e5 6. d5 Nce7 7. Qd2 Nf6 8. Na3 0-0 9. Bg5 Ne8 10. Bd3 f6 11. Be3 f5 12. 0-0-0 f4 13. Bf2 g5 14. Ne2 h5 15. Kb1 c5 16. dxc6 bxc6 17. Bc4+ Kh7 18. g3 Bh3 19. Rhg1 Bh6 20. gxf4 gxf4 21. Bb3 Nc8 22. Nc4 Qe7 23. Na5 Qc7 24. Nxc6 a5 25. Ned4 exd4 26. Nxd4 a4 27. Ne6 Bxe6 28. Bxe6 Ne7 29. Qd3 a3 30. e5+ Kh8 31. exd6 Qb7 32. b3 Ng8 33. Bd5 1-0

[Event "Chicago op"]
[Site "Chicago"]
[Date "1997.??.??"]
[Round "6"]
[White "Sharp, Dale Eugene"]
[Black "Dery Chaffin, A."]
[Result "0-1"]
[ECO "B06"]
[PlyCount "140"]
[EventDate "1997.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. f4 c6 4. Nf3 d5 5. e5 h5 6. Nc3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. Be3 h4 10. Bd3 Nh6 11. 0-0 Nf5 12. Ne2 Be7 13. c4 0-0 14. Bxf5 gxf5 15. c5 Kg7 16. Kh2 Rh8 17. g4 hxg3+ 18. Qxg3+ Kf8 19. Rg1 Bh4 20. Qf3 Ke8 21. Bf2 Nd7 22. Rg2 Nf8 23. Rag1 Ng6 24. Be3 Kd7 25. Bd2 Rh6 26. b4 Qc7 27. Rb1 a6 28. a4 b5 29. cxb6 Qxb6 30. Qd3 Be7 31. Qc2 Rb8 32. Rg3 Rhh8 33. Rgb3 Rhg8 34. Be1 f6 35. b5 cxb5 36. axb5 axb5 37. Qb2 Qc6 38. Rc1 Qb6 39. exf6 Bxf6 40. Rc5 Qa6 41. Rcxb5 Rxb5 42. Rxb5 Rc8 43. Qb3 Rb8 44. Nc3 Rxb5 45. Nxb5 Nxf4 46. Bg3 Bg5 47. Nc3 Ne2 48. Nxd5 Nxd4 49. Qb2 Qe2+ 50. Qxe2 Nxe2 51. Nb6+ Kc6 52. Nc4 Nxg3 53. Kxg3 Kd5 54. Nb2 Ke4 55. Kf2 Bh4+ 56. Ke2 Kf4 57. Nd3+ Kg3 58. Nc5 e5 59. Nd3 e4 60. Nc5 Bg5 61. Ne6 Bc1 62. Kd1 Bb2 63. Ke2 f4 64. Nc5 f3+ 65. Kd2 Kf4 66. Ne6+ Kf5 67. Nc7 Be5 68. Nd5 Bf4+ 69. Ke1 e3 70. Nc3 Be5 0-1

[Event "Chicago op"]
[Site "Chicago"]
[Date "1997.??.??"]
[Round "4"]
[White "Wright, William"]
[Black "Dery Chaffin, A."]
[Result "1-0"]
[ECO "A40"]
[PlyCount "47"]
[EventDate "1997.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nf3 Nc6 5. d5 Nb8 6. Be2 e5 7. 0-0 f5 8. exf5 gxf5 9. Ng5 Ne7 10. Bh5+ Ng6 11. Nc3 0-0 12. Bxg6 hxg6 13. f4 Bf6 14. h4 Bxg5 15. hxg5 exf4 16. Bxf4 a6 17. Rf3 Nd7 18. Qd4 Re8 19. Rh3 Nf8 20. Rh8+ Kf7 21. Kf2 c5 22. dxc6 bxc6 23. Rah1 Ke6 24. Qg7 1-0

