[Event "Detroit Wayne County op"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "2"]
[White "Bascomb, Anthony"]
[Black "De Voll, J."]
[Result "1-0"]
[ECO "B07"]
[PlyCount "127"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. d4 d6 3. d5 Nf6 4. Nc3 c6 5. dxc6 Nxc6 6. Bc4 Be7 7. Bg5 0-0 8. Bxf6 Bxf6 9. Nd5 Be6 10. c3 Bxd5 11. exd5 Ne7 12. Ne2 Rc8 13. Bd3 Re8 14. Be4 Qb6 15. Qc2 Ng6 16. Bxg6 fxg6 17. 0-0 Qc5 18. Rad1 Rf8 19. b4 Qxb4 20. Rb1 Qc5 21. Rxb7 Rb8 22. Rxb8 Rxb8 23. Rb1 Rxb1+ 24. Qxb1 Qxd5 25. Qb8+ Kf7 26. Qxa7+ Be7 27. f3 Ke6 28. f4 Bh4 29. g3 Bf6 30. Qe3 Kf7 31. Qa7+ Ke6 32. Qb8 Qd2 33. Qb3+ Ke7 34. Qb7+ Ke6 35. Qc8+ Kf7 36. Qc4+ Ke7 37. Qc7+ Ke6 38. Qc8+ Ke7 39. Qc7+ Ke6 40. Qc4+ Ke7 41. a4 Qb2 42. fxe5 dxe5 43. Qb4+ Qxb4 44. cxb4 Kd7 45. Nc3 Kc6 46. a5 Bd8 47. Kf2 Kb7 48. h4 Be7 49. Nd5 Bd6 50. b5 Bc5+ 51. Kf3 Bd6 52. Ke4 Ka7 53. Nb6 Bc7 54. Nc4 Kb8 55. b6 Bxb6 56. axb6 Kb7 57. Kxe5 h6 58. Ke6 Kc6 59. Kf7 g5 60. h5 Kd7 61. Kxg7 Kc6 62. Kxh6 Kd7 63. Kxg5 Kc6 64. h6 1-0

[Event "Detroit Wayne County op"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "4"]
[White "De Voll, J."]
[Black "Heim, E."]
[Result "1-0"]
[ECO "A46"]
[PlyCount "39"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 Nc6 4. Bd3 Be7 5. Nbd2 b6 6. e4 Bb7 7. c3 Bd6 8. e5 Nh5 9. exd6 cxd6 10. Ne4 Qe7 11. 0-0 e5 12. Re1 0-0 13. Nxe5 Qh4 14. Nxd6 Nxd4 15. cxd4 Bxg2 16. Kxg2 Nf4+ 17. Bxf4 Qxf4 18. Rc1 Qxd4 19. Bxh7+ Kh8 20. Qxd4 1-0

[Event "Detroit Wayne County op"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "5"]
[White "De Voll, J."]
[Black "McFolley, J."]
[Result "0-1"]
[ECO "D05"]
[PlyCount "114"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 Nbd7 5. Nbd2 c5 6. c3 Bd6 7. 0-0 Qc7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 h6 12. Re1 0-0 13. Be3 b6 14. Ne5 Bb7 15. Bf4 Bxe5 16. Bxe5 Qc6 17. f3 Ng4 18. Be4 Qd7 19. fxg4 Rfd8 20. Bxb7 Qxb7 21. Qd2 cxd4 22. Bxd4 Qd5 23. Red1 Qe4 24. Qe1 Qxg4 25. Rd3 Qf5 26. Rg3 g6 27. Qe3 Rd5 28. Qxh6 e5 29. Rf1 Qc8 30. Rh3 Qxh3 31. gxh3 exd4 32. Rf4 Rh5 33. Qxh5 gxh5 34. Rxd4 Kg7 35. Kg2 Re8 36. Rd2 Re7 37. c4 Kf6 38. Kg3 Re4 39. b3 Ke6 40. Rd8 Kf6 41. Rd7 a5 42. Rd6+ Re6 43. Rxe6+ fxe6 44. Kh4 Kf5 45. Kg3 Ke4 46. Kh4 Kf3 47. Kxh5 e5 48. a3 e4 49. b4 axb4 50. axb4 e3 51. c5 bxc5 52. bxc5 e2 53. c6 e1Q 54. c7 Qe5+ 55. Kh6 Qxc7 56. h4 Kf4 57. h5 Kf5 0-1

[Event "Detroit Wayne County op"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "1"]
[White "Walker, Leigh"]
[Black "De Voll, J."]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2165"]
[PlyCount "53"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 d5 4. Nxe5 Nxe4 5. Bd3 Nd6 6. 0-0 Be7 7. Qh5 h6 8. Nc3 Be6 9. Re1 0-0 10. Ng6 Re8 11. Nf4 Bf6 12. Nxe6 fxe6 13. Qg4 Nf5 14. Be3 Nxe3 15. Rxe3 Nc6 16. Rh3 Kf8 17. Bg6 Nxd4 18. Bxe8 Qxe8 19. Re1 Qc6 20. Qg6 Qe8 21. Qd3 c6 22. Na4 Rb8 23. c3 Nb5 24. Nc5 e5 25. Qf5 Ke7 26. Rhe3 Kd6 27. Nd3 1-0

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "6"]
[White "Arenson, K."]
[Black "De Voll, J."]
[Result "0-1"]
[ECO "C42"]
[PlyCount "74"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. a3 Ba5 5. d4 exd4 6. Nxd4 Nxe4 7. b4 Bb6 8. Nxe4 Qe7 9. f3 d5 10. Qd3 dxe4 11. fxe4 0-0 12. Bb2 Rd8 13. 0-0-0 Nc6 14. Nxc6 Qg5+ 15. Kb1 Rxd3 16. Rxd3 bxc6 17. h4 Qe7 18. g3 Bg4 19. Bh3 Bxh3 20. Rxh3 Qxe4 21. Rh2 h5 22. Rhd2 Kh7 23. Rd7 a5 24. b5 cxb5 25. Rxf7 Rg8 26. Rdd7 c5 27. Rxg7+ Rxg7 28. Rxg7+ Kh6 29. Rd7 Qc6 30. Bc1+ Kg6 31. Re7 b4 32. a4 c4 33. c3 b3 34. Kb2 Bc5 35. Bg5 Qg2+ 36. Kb1 Qc2+ 37. Ka1 Qa2# 0-1

[Event "Troy MI Classic-DE/Unr"]
[Site "Troy"]
[Date "1993.??.??"]
[Round "2"]
[White "De Voll, J."]
[Black "Bensek, R."]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "120"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 g6 4. c4 c6 5. Nc3 e6 6. a3 Bg7 7. g3 Nbd7 8. Bg2 Nb6 9. c5 Nbd7 10. 0-0 h5 11. Qc2 Qc7 12. e4 b6 13. e5 Ng4 14. h3 Nh6 15. b4 a5 16. Bb2 Nf5 17. Ne2 Ba6 18. Ng5 h4 19. Rfe1 Qd8 20. Nf3 Bxe2 21. Qxe2 hxg3 22. fxg3 Nxg3 23. Qf2 Ne4 24. Qc2 b5 25. Nd2 Nxd2 26. Qxd2 Qh4 27. Qf2 Qg5 28. Bc1 Qe7 29. Rf1 axb4 30. Bg5 Qf8 31. axb4 Rb8 32. Ra2 Rh5 33. Qf4 Bh6 34. Bxh6 Rxh6 35. Rfa1 Kd8 36. Ra8 Kc8 37. Qc1 Rxa8 38. Rxa8+ Nb8 39. Qa3 Qe7 40. Ra7 Qd8 41. Ra8 Qe7 42. Qa5 Qc7 43. Qa3 Rh4 44. Ra7 Qd8 45. Ra8 Qc7 46. Ra7 Qd8 47. Ra8 Qe7 48. Ra7 Qd8 49. Ra8 Qc7 50. Ra7 Qd8 51. Ra8 Qe7 52. Ra7 Qg5 53. Ra8 Qe7 54. Ra7 Qd8 55. Ra8 Qc7 56. Ra7 Qd8 57. Ra8 Qe7 58. Ra7 Qg5 59. Ra8 Qe7 60. Ra7 Qd8 1/2-1/2

[Event "Troy MI Classic-DE/Unr"]
[Site "Troy"]
[Date "1993.??.??"]
[Round "3"]
[White "De Voll, J."]
[Black "McNamara, Ron"]
[Result "1-0"]
[ECO "A80"]
[PlyCount "97"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. e3 b6 4. Bd3 e6 5. Nbd2 Bb7 6. 0-0 c5 7. c3 Qc7 8. Re1 Bd6 9. b3 cxd4 10. cxd4 Qc3 11. Nc4 Bxf3 12. Nxd6+ Ke7 13. Qxf3 Qxe1+ 14. Bf1 Nc6 15. Nxf5+ exf5 16. Ba3+ Qb4 17. Bxb4+ Nxb4 18. Qxf5 Rac8 19. f4 Nc2 20. Rd1 Kf7 21. Bc4+ Rxc4 22. bxc4 Nxe3 23. Qd3 Nxd1 24. Qxd1 Re8 25. Qb3 Ng4 26. c5+ Kf6 27. Qg3 Kf5 28. h3 Re3 29. Qxg4+ Ke4 30. Qxd7 Kxf4 31. d5 bxc5 32. d6 c4 33. Qf7+ Kg3 34. Qxg7+ Kf4 35. Qd4+ Re4 36. Qf6+ Ke3 37. d7 Rd4 38. Qg5+ Kd3 39. d8Q Rxd8 40. Qxd8+ Kc2 41. Kf1 c3 42. Qa5 Kd2 43. g4 Kd3 44. Ke1 Kc2 45. Qa4+ Kc1 46. Qa3+ Kc2 47. Qb3+ Kd3 48. Kd1 a5 49. g5 1-0

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "5"]
[White "De Voll, J."]
[Black "Rosebrook, G."]
[Result "0-1"]
[ECO "E68"]
[PlyCount "96"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d6 6. Nc3 Re8 7. 0-0 e5 8. e4 Nbd7 9. Bg5 h6 10. Be3 a6 11. a4 Rb8 12. Re1 b6 13. Qd2 Ng4 14. d5 Nxe3 15. Qxe3 Nc5 16. Nd2 Qg5 17. Qxg5 hxg5 18. Re3 Bh6 19. Bf1 g4 20. f4 gxf3 21. Rxf3 Bxd2 22. Rf2 Be3 23. b4 Bxf2+ 24. Kxf2 Nd7 25. Ke3 Nf6 26. h3 Kg7 27. Bg2 Rh8 28. g4 Nh7 29. Rh1 a5 30. bxa5 bxa5 31. Nb5 Rb7 32. Rf1 Ng5 33. Rh1 Bd7 34. Rh2 c6 35. dxc6 Bxc6 36. Rh1 Rd8 37. Rd1 Rbd7 38. h4 Ne6 39. g5 Bxb5 40. cxb5 Nc5 41. Bh3 Rb7 42. Ra1 Nb3 43. Ra3 Nd4 44. Rc3 Rh8 45. Rc1 Rxh4 46. Rh1 Rf4 47. Bg2 Rg4 48. Rf1 Rxg2 0-1

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "3"]
[White "De Voll, J."]
[Black "Rostrom, Richard"]
[Result "0-1"]
[ECO "D78"]
[PlyCount "36"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 c6 6. Nc3 d5 7. 0-0 Re8 8. Re1 Nbd7 9. e4 dxe4 10. Nxe4 Nb6 11. b3 Nxe4 12. Rxe4 Bf5 13. Re1 Nd7 14. Nh4 e5 15. Nxf5 gxf5 16. dxe5 Rxe5 17. Rxe5 Nxe5 18. Rb1 Qxd1+ 0-1

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "7"]
[White "De Voll, J."]
[Black "Woods, I."]
[Result "1-0"]
[ECO "D04"]
[PlyCount "51"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[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 g6 4. Bd3 Bg7 5. Nbd2 0-0 6. e4 dxe4 7. Nxe4 e6 8. 0-0 Nbd7 9. Re1 c5 10. c3 Nxe4 11. Bxe4 cxd4 12. Nxd4 Nf6 13. Bf3 Re8 14. Bf4 Nd5 15. Bd2 e5 16. Nc2 b6 17. c4 e4 18. Bxe4 Nc7 19. Bxa8 Rxe1+ 20. Qxe1 Nxa8 21. Qc1 Qh4 22. Ne1 Be5 23. Nf3 Bxh2+ 24. Nxh2 Bb7 25. Bh6 Qxh6 26. Qxh6 1-0

[Event "Troy MI Classic-DE/Unr"]
[Site "Troy"]
[Date "1993.??.??"]
[Round "4"]
[White "Jagodzinski, Michael"]
[Black "De Voll, J."]
[Result "1-0"]
[ECO "C65"]
[PlyCount "87"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. Bb5+ Nc6 5. d3 Be6 6. 0-0 Be7 7. Ng5 0-0 8. Nxe6 fxe6 9. Bc4 d5 10. Bb5 d4 11. Ne2 a6 12. Bc4 Qd7 13. Ng3 Na5 14. Bb3 Nxb3 15. axb3 Bb4 16. Bg5 b5 17. Rc1 Be7 18. Bd2 c5 19. Qe2 Rab8 20. Rb1 Rbc8 21. f4 exf4 22. Bxf4 Ne8 23. Be5 Bd6 24. Bxd6 Qxd6 25. Rf3 e5 26. Rbf1 Nf6 27. Nf5 Qd7 28. Rg3 g6 29. Rg5 Kh8 30. Nh6 Ng8 31. Ng4 Rxf1+ 32. Qxf1 Qe7 33. Rxe5 Rf8 34. Qe2 Qc7 35. Rg5 Qa5 36. h3 Qb6 37. Ne5 Qf6 38. Nd7 Qxg5 39. Nxf8 Qe7 40. Qf3 Kg7 41. Nxh7 Kxh7 42. Qg4 Nh6 43. Qg3 Qc7 44. Qxc7+ 1-0

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "4"]
[White "Moceri, P."]
[Black "De Voll, J."]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "63"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. Bc4+ Ke8 6. 0-0 Nbd7 7. d4 Nb6 8. Bb3 Nxe4 9. Re1 d5 10. f3 Bf5 11. fxe4 dxe4 12. Nc3 Bb4 13. a3 Ba5 14. Bf4 Nd7 15. Qh5+ g6 16. Qh6 Rf8 17. Bg5 Nf6 18. Rad1 c6 19. Qg7 Qe7 20. Bxf6 Rxf6 21. Qh8+ Rf8 22. Qe5 Qxe5 23. dxe5 Rd8 24. h3 Rxd1 25. Rxd1 Ke7 26. g4 Bxc3 27. bxc3 Be6 28. Re1 Rf4 29. Kg2 Bxb3 30. cxb3 Ke6 31. Re3 Kxe5 32. Kg3 1/2-1/2

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "2"]
[White "Moore, Randolph"]
[Black "De Voll, J."]
[Result "1-0"]
[ECO "C42"]
[PlyCount "39"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 d6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 d5 8. Bd3 Nf6 9. 0-0 Be7 10. Nc3 0-0 11. Bg5 Nc6 12. Bxf6 Nxd4 13. Bxd4 c6 14. Rfe1 Re8 15. Qh5 h6 16. Qg4 g5 17. Qf5 Kf8 18. Qh7 Bf6 19. Qxh6+ Bg7 20. Qxg7# 1-0

[Event "Troy MI Classic-DE/Unr"]
[Site "Troy"]
[Date "1993.??.??"]
[Round "1"]
[White "Piasecki, V."]
[Black "De Voll, J."]
[Result "1-0"]
[ECO "E61"]
[PlyCount "83"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. d4 g6 4. Nf3 Bg7 5. Bf4 0-0 6. Qc2 a6 7. e3 Nc6 8. a3 Bg4 9. Be2 Bxf3 10. Bxf3 e5 11. dxe5 dxe5 12. Bg5 Qd7 13. Rd1 Qc8 14. Nd5 Nxd5 15. cxd5 Nd8 16. 0-0 f6 17. Bh4 Nf7 18. Qb3 Rb8 19. Be2 Kh8 20. f4 exf4 21. exf4 f5 22. Bc4 Nd6 23. Be7 b5 24. Bxf8 Bxf8 25. Be2 Bg7 26. Bf3 Qd7 27. Rfe1 Re8 28. Rxe8+ Qxe8 29. Qc2 Qc8 30. Re1 Qd7 31. Re6 Kg8 32. Qc6 Qxc6 33. dxc6 Bf8 34. Bd5 Kg7 35. b3 h6 36. h4 g5 37. hxg5 hxg5 38. fxg5 f4 39. Be4 Nxe4 40. Rxe4 Kg6 41. Rxf4 Kxg5 42. Rxf8 1-0

[Event "Detroit ch-MI"]
[Site "Detroit"]
[Date "1992.??.??"]
[Round "?"]
[White "De Voll, J."]
[Black "Haakonstad, Olaf"]
[Result "0-1"]
[ECO "E41"]
[PlyCount "58"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Ne4 6. Qc2 Qa5 7. Bd2 cxd4 8. exd4 Nxd2 9. Nxd2 Nc6 10. Nf3 d5 11. c5 b6 12. Bd3 bxc5 13. dxc5 d4 14. a3 dxc3 15. axb4 Qxa1+ 16. Qd1 Qxd1+ 17. Kxd1 cxb2 18. Kc2 Nxb4+ 19. Kc3 Nxd3 20. Nd2 Ba6 21. Nc4 Nxc5 22. Nxb2 Ke7 23. Rd1 Rhc8 24. Kd4 Nb3+ 25. Ke4 Rc2 26. Nd3 Rd8 27. Nb4 Rc4+ 28. Rd4 Rdxd4+ 29. Ke3 Rxb4 0-1

[Event "Detroit ch-MI"]
[Site "Detroit"]
[Date "1992.??.??"]
[Round "?"]
[White "De Voll, J."]
[Black "Keck, T."]
[Result "1-0"]
[ECO "A46"]
[PlyCount "61"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d6 2. e3 e6 3. Nf3 Nf6 4. Nbd2 Nc6 5. c3 Bd7 6. Bd3 Be7 7. Qc2 0-0 8. Ng5 g6 9. Ndf3 Nd5 10. e4 Nf4 11. Bxf4 e5 12. dxe5 dxe5 13. Be3 Bg4 14. 0-0-0 Bxf3 15. Nxf3 Qd7 16. Ba6 Qc8 17. Bh6 Rd8 18. Bb5 Rd6 19. Bxc6 Rxc6 20. Nxe5 Rd6 21. Qb3 Rf6 22. g4 Rxf2 23. Rhf1 Qf8 24. Bxf8 Bxf8 25. Rxf2 Kg7 26. Qxf7+ Kh6 27. g5+ Kxg5 28. Rg1+ Kh6 29. Rxg6+ Kh5 30. Rg4+ Kh6 31. Rf6# 1-0

[Event "Detroit ch-MI"]
[Site "Detroit"]
[Date "1992.??.??"]
[Round "?"]
[White "De Voll, J."]
[Black "Vaughn, G."]
[Result "0-1"]
[ECO "A45"]
[PlyCount "73"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d5 3. Nd2 c5 4. c3 Bf5 5. Ngf3 Nbd7 6. Nh4 Bg4 7. Be2 Bxe2 8. Qxe2 c4 9. b3 b5 10. e4 e6 11. e5 Ne4 12. Nxe4 Qxh4 13. Nd2 Rc8 14. Rb1 cxb3 15. Rxb3 a6 16. Nf3 Qd8 17. 0-0 Qa5 18. Qc2 b4 19. Bd2 Be7 20. Rc1 0-0 21. Qd3 Qxa2 22. cxb4 Rxc1+ 23. Bxc1 Rc8 24. Rb1 Bxb4 25. Bb2 Rc4 26. Nd2 Bxd2 27. Ba3 Rc3 28. Qf1 Rxa3 29. g3 h6 30. Rd1 Ra4 31. Qd3 Bg5 32. f4 Be7 33. Rd2 Qa3 34. Qxa3 Rxa3 35. Kf2 Bb4 36. Rc2 Rc3 37. Ra2 0-1

[Event "Detroit ch-MI"]
[Site "Detroit"]
[Date "1992.??.??"]
[Round "?"]
[White "Gilbert, Joe T"]
[Black "De Voll, J."]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "85"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. Bc4 Bg4 5. h3 Bxf3 6. Qxf3 Be7 7. d3 0-0 8. 0-0 a6 9. Re1 b5 10. Bd5 Nxd5 11. Nxd5 Nd7 12. Re3 c6 13. Nb4 d5 14. Nxc6 Qe8 15. Nxe7+ Qxe7 16. Qg4 Nf6 17. Qg5 h6 18. Qg3 d4 19. Bd2 dxe3 20. Bxe3 g5 21. h4 Nh5 22. Qg4 Nf4 23. Bxf4 exf4 24. hxg5 hxg5 25. f3 Rac8 26. c3 Qf6 27. Rc1 Qh6 28. Rc2 Rfd8 29. g3 f6 30. gxf4 Qf8 31. Rh2 Rxd3 32. Qf5 Rd1+ 33. Kg2 Rd2+ 34. Kh1 Rxh2+ 35. Kxh2 Qh6+ 36. Kg2 Rd8 37. Qe6+ Kf8 38. Kf2 Rd2+ 39. Ke3 Rd1 40. Qc8+ Kf7 41. Qc7+ Kf8 42. Qc8+ Kf7 43. Qc7+ 1/2-1/2

[Event "Detroit ch-MI"]
[Site "Detroit"]
[Date "1992.??.??"]
[Round "?"]
[White "Hill, Bre"]
[Black "De Voll, J."]
[Result "1-0"]
[ECO "D10"]
[PlyCount "65"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Nf3 Nd7 5. cxd5 cxd5 6. Nxd5 e6 7. Nc3 Ngf6 8. Bg5 Be7 9. e3 Rc8 10. Nb5 a6 11. Nc3 0-0 12. Bxf6 Bxf6 13. e4 Bg4 14. Be2 Bxf3 15. Bxf3 e5 16. d5 Nb6 17. 0-0 Nc4 18. Rb1 Bg5 19. Re1 Qb6 20. Re2 f5 21. exf5 Qh6 22. Qd3 Nd2 23. Rd1 Nxf3+ 24. Qxf3 g6 25. Rxe5 gxf5 26. Rxf5 Rxf5 27. Qxf5 Rf8 28. Qe6+ Qxe6 29. dxe6 Be7 30. Nd5 Re8 31. Nxe7+ Rxe7 32. Re1 Kg7 33. f4 1-0

