[Event "Lansing MI Apr mini"]
[Site "Lansing"]
[Date "1992.??.??"]
[Round "?"]
[White "Rajlich, Vasik G"]
[Black "Schoonmaker, J."]
[Result "1-0"]
[ECO "B12"]
[PlyCount "115"]
[EventDate "1992.04.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Bd7 5. f4 e6 6. Be3 Qb6 7. Nc3 c5 8. Qd2 cxd4 9. Bxd4 Bc5 10. Nf3 Ne7 11. 0-0-0 a5 12. a4 Qb4 13. Bxc5 Qxc5 14. Nd4 Qb4 15. Ndb5 0-0 16. Rg1 Na6 17. b3 Rfc8 18. Kb2 Rc5 19. Na2 Qxd2 20. Rxd2 Nc7 21. Nac3 Nxb5 22. Nxb5 Rac8 23. Nd6 R8c7 24. Bd3 Nc6 25. c3 Na7 26. Rc2 b5 27. axb5 Nxb5 28. Bxb5 Bxb5 29. Ra1 Bd7 30. Ra3 g6 31. Rc1 Kg7 32. c4 dxc4 33. bxc4 Bc6 34. Rca1 a4 35. Kc3 Bf3 36. g5 Bc6 37. Rb1 Bd7 38. Rb8 Bc6 39. Ra1 Bd7 40. Kb2 Bc6 41. Ka3 Ra5 42. Rab1 h6 43. h4 Bd7 44. gxh6+ Kxh6 45. Rh8+ Kg7 46. Rbb8 Bc8 47. Rbxc8 Rxc8 48. Rxc8 Ra7 49. Rc7 Ra8 50. Rxf7+ Kh6 51. c5 Ra6 52. Rc7 Kh5 53. c6 Kxh4 54. Rh7+ Kg4 55. c7 Rc6 56. Rf7 g5 57. fxg5 Kxg5 58. c8Q 1-0

[Event "Lansing MI Apr mini"]
[Site "Lansing"]
[Date "1992.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Finegold, Ronald"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "103"]
[EventDate "1992.04.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 Ne4 6. Nxe4 dxe4 7. Nd2 c5 8. c3 cxd4 9. exd4 Qd5 10. Be3 0-0 11. Bc4 Qf5 12. Qc2 b5 13. Bb3 Bb7 14. 0-0 Nd7 15. f3 exf3 16. Qxf5 gxf5 17. Nxf3 e6 18. a3 Nb6 19. Ne5 Be4 20. Rae1 Bxe5 21. dxe5 Nc4 22. Bxc4 bxc4 23. Bd4 Rfb8 24. Rf2 Rb7 25. Ree2 Bd3 26. Rd2 a5 27. g3 Rab8 28. Kg2 Rb5 29. Kh3 Rd5 30. g4 Rbd8 31. gxf5 Bxf5+ 32. Kg3 h5 33. Kf4 Kh7 34. Be3 Rd3 35. Bd4 Rg8 36. Rg2 Rxd2 37. Rxd2 Rg6 38. Be3 Rg4+ 39. Kf3 Bd3 40. Bd4 Kg6 41. Ke3 Re4+ 42. Kf3 Re1 43. Kf2 Re4 44. Kf3 Rg4 45. Ke3 h4 46. Kf3 Rg5 47. Rd1 Kh5 48. Rg1 Rf5+ 49. Ke3 h3 50. Rg8 Rf1 51. Rg3 Re1+ 52. Kf3 1/2-1/2

[Event "Lansing MI Apr mini"]
[Site "Lansing"]
[Date "1992.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Malumphy, J."]
[Result "1-0"]
[ECO "A48"]
[PlyCount "94"]
[EventDate "1992.04.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5 5. c3 d6 6. e3 0-0 7. Be2 Nc6 8. 0-0 cxd4 9. cxd4 Bf5 10. a3 h6 11. Bxf6 Bxf6 12. b4 e5 13. e4 Bd7 14. d5 Ne7 15. Rc1 Bg7 16. Nc4 Bb5 17. a4 Bxc4 18. Rxc4 f5 19. Bd3 Rc8 20. Qc2 Qd7 21. Rc1 fxe4 22. Bxe4 Rxc4 23. Qxc4 Rc8 24. Qf1 Rxc1 25. Qxc1 Qxa4 26. Qb1 Qb5 27. g3 Nxd5 28. Qb3 Bf6 29. Qxd5+ Qxd5 30. Bxd5+ Kg7 31. Bxb7 Be7 32. b5 Kf6 33. Bd5 g5 34. g4 Bd8 35. Nd2 Ke7 36. Ne4 Bb6 37. Kg2 Bd4 38. f3 Bb6 39. Ng3 Kf6 40. Nf5 Bc7 41. Nxh6 Kg6 42. Nf5 Kf6 43. Kf1 Kg6 44. Ke2 Kf6 45. Kd3 Kg6 46. h3 Kh7 47. Ke4 Bb8 1-0

[Event "East Lansing-ch MI op-A"]
[Site "East Lansing"]
[Date "1991.??.??"]
[Round "?"]
[White "Brooks, John Wayne"]
[Black "Schoonmaker, J."]
[Result "1-0"]
[ECO "D37"]
[PlyCount "94"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. e3 Nf6 4. Nf3 Be7 5. Nc3 0-0 6. Bd3 Nbd7 7. 0-0 a6 8. b3 c5 9. Bb2 cxd4 10. exd4 b6 11. Ne5 Bb7 12. Qe2 Nxe5 13. dxe5 dxc4 14. bxc4 Nd7 15. Ne4 Nc5 16. Rfd1 Nxe4 17. Bxe4 Qc7 18. Bxb7 Qxb7 19. Bd4 Qc6 20. Qe3 Rfd8 21. Bxb6 Rxd1+ 22. Rxd1 Qxc4 23. Qd2 h6 24. Rc1 Qb4 25. Qxb4 Bxb4 26. Rc4 Be7 27. a4 Kf8 28. a5 Ke8 29. f4 Bd8 30. Rc6 Be7 31. Kf2 g6 32. g4 h5 33. gxh5 gxh5 34. Kf3 Bd8 35. Ke4 Be7 36. f5 exf5+ 37. Kxf5 Kd7 38. Rc7+ Ke8 39. e6 fxe6+ 40. Kxe6 Bf8 41. Rh7 Rc8 42. Bc7 Ra8 43. Kd5 Rc8 44. Kc6 Bb4 45. Rh8+ Bf8 46. Kb7 Kd7 47. Rh7+ Be7 1-0

[Event "East Lansing-ch MI op-A"]
[Site "East Lansing"]
[Date "1991.??.??"]
[Round "?"]
[White "Johnson, Kyle1"]
[Black "Schoonmaker, J."]
[Result "0-1"]
[ECO "A22"]
[PlyCount "79"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e4 Be7 4. g3 0-0 5. Bg2 d6 6. Nge2 c5 7. 0-0 Nc6 8. d3 Bg4 9. a3 Qd7 10. Rb1 Bh3 11. b4 Bxg2 12. Kxg2 cxb4 13. axb4 Qg4 14. f3 Qg6 15. b5 Nd8 16. Be3 Ne6 17. Ra1 b6 18. Qd2 Nc5 19. Ra2 h5 20. Na4 h4 21. Qc3 hxg3 22. hxg3 Ne6 23. Qd2 Nh5 24. Rh1 f5 25. exf5 Qxf5 26. f4 exf4 27. Bxf4 Nhxf4+ 28. Nxf4 Bg5 29. Rh5 Qg4 30. Rxg5 Nxg5 31. Qe2 Rxf4 32. Qxg4 Rxg4 33. Nxb6 Rb8 34. Nd5 Rb7 35. Ra6 Nf7 36. Nf4 Rg5 37. Kf3 Re5 38. Rc6 Re8 39. Ra6 Re1 40. Rc6 0-1

[Event "East Lansing-ch MI op-A"]
[Site "East Lansing"]
[Date "1991.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Frawley, E."]
[Result "1-0"]
[ECO "A40"]
[PlyCount "77"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. Nf3 Nf6 5. Bg5 0-0 6. e3 Nc6 7. Be2 Bf5 8. c3 Qe7 9. 0-0 Rad8 10. Qc1 h6 11. Bh4 Rfe8 12. Nbd2 g5 13. Bg3 Bxg3 14. hxg3 Kg7 15. Nd4 Nxd4 16. cxd4 a6 17. Nf3 Nd5 18. a3 Rd6 19. Qd2 f6 20. Bd3 Bxd3 21. Qxd3 Nb6 22. b4 Qe6 23. Rfc1 c6 24. Nd2 f5 25. Rc5 Rd5 26. Rac1 Red8 27. Rxd5 Rxd5 28. Rc5 Nd7 29. Rxd5 cxd5 30. Qc2 b5 31. Qc7 Kg6 32. Nb3 Kf6 33. Nc5 Nxc5 34. dxc5 Qe4 35. Qd6+ Kg7 36. Qd7+ Kg6 37. c6 Qg4 38. Qe8+ Kg7 39. c7 1-0

[Event "East Lansing-ch MI op-A"]
[Site "East Lansing"]
[Date "1991.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Lang, B."]
[Result "1-0"]
[ECO "D05"]
[PlyCount "53"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 e6 4. Bd3 Bd6 5. Nbd2 Nbd7 6. 0-0 0-0 7. c3 b6 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Rb8 11. Qc2 Nf6 12. Bg5 h6 13. Bh4 Be7 14. Bd3 Nh5 15. Bxe7 Qxe7 16. Ne5 Bb7 17. Bh7+ Kh8 18. Be4 Nf6 19. Bxb7 Rxb7 20. f4 c5 21. Rae1 Qc7 22. f5 exf5 23. Rxf5 cxd4 24. Rxf6 gxf6 25. Qd2 fxe5 26. Qxh6+ Kg8 27. Qg5+ 1-0

[Event "East Lansing-ch MI op-A"]
[Site "East Lansing"]
[Date "1991.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Mazuchowski, Tom"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "96"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d6 5. e3 Nbd7 6. c3 h6 7. Bxf6 Nxf6 8. Be2 b6 9. b4 Bb7 10. a4 a5 11. b5 0-0 12. 0-0 Ne4 13. Qb3 Nxd2 14. Nxd2 e5 15. Bf3 Bxf3 16. Nxf3 e4 17. Nd2 Qe7 18. Rac1 Kh7 19. Qd5 Rae8 20. c4 f5 21. c5 dxc5 22. dxc5 Rd8 23. Qa2 Rd3 24. cxb6 cxb6 25. Rc2 Rfd8 26. Rfc1 Qb4 27. Nf1 Rd1 28. Rc7 Qe1 29. Qc4 Rxc1 30. Qxc1 Qxc1 31. Rxc1 Bf8 32. Rc7+ Kg8 33. Rc6 Rd6 34. Rxd6 Bxd6 35. f3 exf3 36. gxf3 Kf7 37. Kf2 Ke6 38. Ke2 Kd5 39. Kd3 Be5 40. h3 Kc5 41. Nd2 Kb4 42. Nc4 Bc7 43. e4 fxe4+ 44. fxe4 Kxa4 45. Kd4 Kxb5 46. Kd5 a4 47. e5 Bxe5 48. Nxe5 a3 0-1

[Event "East Lansing-ch MI op-A"]
[Site "East Lansing"]
[Date "1991.??.??"]
[Round "?"]
[White "Spooner, Frank"]
[Black "Schoonmaker, J."]
[Result "1-0"]
[ECO "A06"]
[PlyCount "105"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. b3 Bg4 4. Bb2 Nbd7 5. Be2 e6 6. 0-0 Bd6 7. d4 0-0 8. Nbd2 Re8 9. c4 c6 10. Qc2 e5 11. dxe5 Nxe5 12. h3 Bh5 13. c5 Bc7 14. Bd4 Ne4 15. Rfe1 Nxd2 16. Nxd2 Bg6 17. Qc3 f6 18. f4 Nd7 19. Nf3 Qe7 20. g4 Be4 21. Nh4 Rf8 22. Nf5 Bxf5 23. gxf5 Qe4 24. Qd3 Qxd3 25. Bxd3 Rae8 26. b4 a6 27. a4 Re7 28. Kf2 Rfe8 29. a5 Kf7 30. h4 g6 31. Rg1 Rg8 32. Rg3 gxf5 33. Rag1 Rxg3 34. Rxg3 Ke6 35. h5 Nf8 36. Rg8 Kf7 37. Bxf6 Rd7 38. Rxf8+ Kxf8 39. h6 Rf7 40. Bg7+ Ke7 41. Be2 Bd8 42. Bh5 Ke6 43. Bxf7+ Kxf7 44. Kg3 Kg6 45. Kh3 Kh5 46. Kg2 Bh4 47. Kf1 Kg4 48. Ke2 Kh5 49. Kd2 Kg6 50. Bf8 Bf6 51. Kd3 Bb2 52. Kc2 Bg7 53. Bxg7 1-0

[Event "East Lansing-ch MI op-A"]
[Site "East Lansing"]
[Date "1991.??.??"]
[Round "?"]
[White "Williams, R."]
[Black "Schoonmaker, J."]
[Result "1-0"]
[ECO "B15"]
[PlyCount "95"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 e5 6. Nf3 exd4 7. Qxd4 Qxd4 8. Nxd4 Bc5 9. Nb3 Bb6 10. c4 0-0 11. Be2 Re8 12. 0-0 Be6 13. Bg5 Nbd7 14. Rac1 h6 15. Bf4 Nc5 16. Nd2 Rad8 17. b4 Nd3 18. Bxd3 Rxd3 19. h3 g5 20. Be3 Bxe3 21. fxe3 Rxd2 22. Rxf6 Rxa2 23. Rf2 Rxf2 24. Kxf2 Rd8 25. Ke2 f5 26. Nf1 Kf7 27. Nd2 Kf6 28. Nf3 a6 29. Rc3 g4 30. hxg4 fxg4 31. Nd4 Ke5 32. Nb3 h5 33. Nc5 Bc8 34. g3 Kf5 35. e4+ Kg5 36. Re3 b6 37. Na4 b5 38. cxb5 axb5 39. Nc5 h4 40. gxh4+ Kxh4 41. e5 Bf5 42. e6 Re8 43. e7 Kg5 44. Nb7 g3 45. Nd6 Bg4+ 46. Kf1 Bh3+ 47. Kg1 Ra8 48. e8Q 1-0

[Event "Lansing MI Apr mini"]
[Site "Lansing"]
[Date "1990.??.??"]
[Round "?"]
[White "Rogers, Bradley K"]
[Black "Schoonmaker, J."]
[Result "0-1"]
[ECO "D63"]
[PlyCount "176"]
[EventDate "1990.04.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. Rc1 h6 8. Bh4 c6 9. cxd5 exd5 10. Bd3 Ne4 11. Bg3 Nxg3 12. hxg3 Nf6 13. Ne5 Bd6 14. f4 Bxe5 15. fxe5 Bg4 16. Be2 Bxe2 17. Qxe2 Nh7 18. Kd2 f6 19. Qg4 Ng5 20. Rcf1 Qb6 21. exf6 Qxb2+ 22. Kd3 c5 23. dxc5 Qxg2 24. Rfg1 Qf3 25. Qd7 Qxf6 26. Rf1 Qg6+ 27. Kd2 Rfd8 28. Qf5 Qa6 29. Kc2 Ne4 30. Nxe4 Qxa2+ 31. Kc1 Qc4+ 32. Kb2 dxe4 33. Rd1 Qe2+ 34. Kc1 Qxe3+ 35. Kc2 Qe2+ 36. Kc1 Qc4+ 37. Kb2 Rd3 38. Rxd3 exd3 39. Rc1 Qb4+ 40. Ka2 Qa4+ 41. Kb1 Qb3+ 42. Ka1 Qa3+ 43. Kb1 Qb3+ 44. Ka1 Re8 45. Qd7 Re2 46. Qc8+ Kh7 47. Qf5+ Kh8 48. Qf8+ Qg8 49. Qxg8+ Kxg8 50. Rd1 Re3 51. g4 Kf7 52. Kb2 Ke6 53. Kc3 Kd5 54. Rb1 Kc6 55. Ra1 Rg3 56. Rxa7 d2+ 57. Kxd2 Rxg4 58. Kd3 Rg5 59. Ra8 Kxc5 60. Rc8+ Kb5 61. Rc7 b6 62. Rf7 h5 63. Rf4 g6 64. Rf1 Rg4 65. Kc3 h4 66. Rb1+ Kc5 67. Kd3 b5 68. Ke3 b4 69. Kf3 Rg3+ 70. Kf2 Kc4 71. Re1 g5 72. Re8 b3 73. Rc8+ Kd3 74. Rb8 Kc2 75. Rc8+ Rc3 76. Rg8 Rc5 77. Kf3 b2 78. Rb8 b1Q 79. Rxb1 Kxb1 80. Kg4 Kc2 81. Kh3 Rc4 82. Kg2 g4 83. Kh2 Kd2 84. Kg2 Ke2 85. Kh2 Rc3 86. Kg2 h3+ 87. Kh2 Rd3 88. Kg1 g3 0-1

[Event "Lansing MI Feb mini"]
[Site "Lansing"]
[Date "1990.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Ford, William"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "79"]
[EventDate "1990.02.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. c3 Be7 5. Nbd2 0-0 6. e3 c5 7. Bd3 Qb6 8. Qb1 h6 9. Bh4 Nc6 10. 0-0 cxd4 11. exd4 Bd7 12. Ne5 Be8 13. f4 Nd7 14. Bxe7 Nxe7 15. Kh1 f5 16. Nxd7 Bxd7 17. Nb3 Qc7 18. Qe1 b6 19. Qe3 Rf6 20. Rae1 Raf8 21. Nd2 Rg6 22. Nf3 Nc6 23. Be2 Rg4 24. Ne5 Nxe5 25. dxe5 Rh4 26. g3 Bc6 27. Qd4 Rg4 28. Bxg4 fxg4 29. Kg1 Rf5 30. Rf2 Qe7 31. Rc1 h5 32. Rd2 h4 33. a3 g6 34. c4 hxg3 35. hxg3 Rh5 36. cxd5 Bxd5 37. Rc8+ Kg7 38. Rh2 Rxh2 39. Kxh2 Qb7 40. Qc3 1-0

[Event "Lansing MI Apr mini"]
[Site "Lansing"]
[Date "1990.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Hahn, David"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "90"]
[EventDate "1990.04.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bg5 Nf6 4. e3 d6 5. Nbd2 Nbd7 6. Be2 h6 7. Bxf6 Nxf6 8. 0-0 0-0 9. c3 b6 10. a4 Bb7 11. a5 c5 12. axb6 axb6 13. Qb3 Qc7 14. Nc4 Nd7 15. Rfc1 Bc6 16. Qd1 d5 17. Ncd2 e5 18. Rxa8 Rxa8 19. dxe5 Nxe5 20. Nxe5 Bxe5 21. Nf3 Bf6 22. Ra1 Qb7 23. Ne1 Rxa1 24. Qxa1 d4 25. exd4 cxd4 26. cxd4 Bxd4 27. Nf3 Bf6 28. Qc1 Kg7 29. Ne1 Qe7 30. Kf1 Bb7 31. b3 Qe5 32. g3 Qd5 33. Bf3 Ba6+ 34. Kg2 Qxb3 35. Nc2 Qc3 36. Qd1 b5 37. Ne3 b4 38. Nd5 Qb2 39. Nxf6 Qxf6 40. Qb3 Qa1 41. Bd5 Bf1+ 42. Kf3 Qf6+ 43. Ke3 Qe5+ 44. Kf3 Qe2+ 45. Kf4 g5+ 0-1

[Event "Lansing MI Apr mini"]
[Site "Lansing"]
[Date "1990.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Jirjis, F."]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "149"]
[EventDate "1990.04.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. e3 d5 5. c4 Nbd7 6. Nc3 h6 7. Bh4 0-0 8. cxd5 exd5 9. Bd3 c5 10. 0-0 cxd4 11. Nxd4 Nc5 12. Nf5 Nxd3 13. Nxe7+ Qxe7 14. Qxd3 g5 15. Bg3 Rd8 16. Rfd1 Be6 17. Nb5 a6 18. Nd4 Rac8 19. Rac1 Ne4 20. Nxe6 Qxe6 21. Qd4 Rxc1 22. Rxc1 Rc8 23. Rxc8+ Qxc8 24. Qd1 Qc4 25. a3 f6 26. f3 Nc5 27. Bd6 Nd3 28. b3 Qc3 29. h3 Kg7 30. f4 Nc1 31. Qxd5 Qxe3+ 32. Kh2 gxf4 33. Qxb7+ Kg6 34. Qf3 Qxf3 35. gxf3 Nxb3 36. Bxf4 Nd4 37. Kg2 Nb5 38. Bc1 h5 39. Bb2 Kf5 40. Kg3 Nd6 41. Bc3 Nc4 42. a4 Kg5 43. Bd4 h4+ 44. Kf2 f5 45. Bc5 Kf4 46. Ba7 Nb2 47. Bb8+ Kg5 48. f4+ Kg6 49. a5 Kf7 50. Bc7 Ke6 51. Kf3 Kd5 52. Bd8 Nc4 53. Bxh4 Nxa5 54. Bf6 Nc4 55. h4 a5 56. h5 Ke6 57. Bc3 Kf7 58. h6 Kg6 59. Bg7 a4 60. Ke2 Nb6 61. Kd1 Nd5 62. Be5 Kxh6 63. Kc2 Kh5 64. Kb2 Ne3 65. Bb8 Nd5 66. Ka3 Nb6 67. Kb4 Kh4 68. Ka3 Kg4 69. Ba7 Nd5 70. Kxa4 Kxf4 71. Kb3 Kf3 72. Kc2 Ke2 73. Bb8 Ne3+ 74. Kc3 Nd5+ 75. Kd4 1/2-1/2

[Event "Lansing MI Feb mini"]
[Site "Lansing"]
[Date "1990.??.??"]
[Round "?"]
[White "Schoonmaker, J."]
[Black "Scott, Sean"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "95"]
[EventDate "1990.02.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. c3 d5 5. e3 Nbd7 6. Nbd2 c6 7. Bd3 Bd6 8. 0-0 0-0 9. e4 dxe4 10. Nxe4 Be7 11. Qe2 Nd5 12. Bxe7 Qxe7 13. Bc2 N7f6 14. Nxf6+ Nxf6 15. Ne5 c5 16. dxc5 Qxc5 17. Rfe1 Qc7 18. Rad1 b6 19. Qd3 g6 20. Qf3 Nd5 21. Be4 Qxe5 22. Bxd5 Qxe1+ 23. Rxe1 exd5 24. Qxd5 Be6 25. Qb5 Rfd8 26. f3 Rd2 27. Re2 Rd5 28. Qb4 Rad8 29. c4 Rd1+ 30. Kf2 R1d4 31. b3 Rd1 32. h3 R1d4 33. Qe7 R4d7 34. Qg5 Rd1 35. h4 Kh8 36. h5 gxh5 37. Qxh5 R1d3 38. Qe5+ Kg8 39. g4 Rd1 40. Kg3 R8d7 41. Rh2 R1d6 42. Rh6 Rd1 43. Qe4 R1d2 44. Qxh7+ Kf8 45. Qh8+ Ke7 46. Qe5 Rxa2 47. g5 Rad2 48. g6 1-0

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1988.??.??"]
[Round "5"]
[White "Good, Gary"]
[Black "Schoonmaker, J."]
[Result "1/2-1/2"]
[ECO "D40"]
[PlyCount "127"]
[EventDate "1988.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. Bg5 0-0 8. Bd3 dxc4 9. Bxc4 Nc6 10. 0-0 a6 11. a3 b5 12. Bd3 Bb7 13. Rc1 Nd5 14. Bxe7 Qxe7 15. Ne4 Nf6 16. Nc5 Rfd8 17. Nb3 Rac8 18. Qe2 Nb8 19. Rfd1 Bd5 20. Rxc8 Rxc8 21. Nc5 Qd6 22. Ne4 Nxe4 23. Bxe4 Bxe4 24. Qxe4 Nd7 25. h3 Nf6 26. Qd3 Qc6 27. Rd2 Qc4 28. Ne5 Qxd3 29. Nxd3 Kf8 30. Nc5 Rc6 31. Kf1 Ke7 32. Rc2 Ne4 33. f3 Ng3+ 34. Kf2 Nf5 35. b4 Nxd4 36. Rd2 e5 37. f4 f6 38. fxe5 fxe5 39. g4 Kd6 40. Ke3 Kd5 41. g5 h6 42. gxh6 gxh6 43. Rf2 Rg6 44. Ne4 Rg1 45. Nf6+ Kc4 46. Ng4 Rg3+ 47. Ke4 Rxh3 48. Kxe5 Rf3 49. Rh2 Rxa3 50. Rxh6 Nf3+ 51. Ke4 Nd2+ 52. Ke5 Kxb4 53. Kd4 a5 54. Ne3 Nb3+ 55. Kd5 Ra2 56. Rh4+ Ka3 57. Kc6 Re2 58. Rh3 b4 59. Nc4+ Ka2 60. Kb5 Rf2 61. Ka4 Nd2 62. Nxa5 b3 63. Nxb3 Nxb3 64. Rxb3 1/2-1/2

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1988.??.??"]
[Round "1"]
[White "Kitts, Gary"]
[Black "Schoonmaker, J."]
[Result "1/2-1/2"]
[ECO "D40"]
[PlyCount "110"]
[EventDate "1988.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. Bd3 dxc4 8. Bxc4 0-0 9. 0-0 Nbd7 10. Bg5 Nb6 11. Bb3 Bd7 12. Ne5 Rc8 13. Qd3 Bc6 14. Rfe1 Nbd5 15. Nxc6 Rxc6 16. Nxd5 exd5 17. Bc2 g6 18. Bh6 Bb4 19. Bxf8 Bxe1 20. Rxe1 Kxf8 21. Bb3 Qc7 22. f3 Rc1 23. Qd2 Rxe1+ 24. Qxe1 Kg7 25. Qe5 Qc1+ 26. Kf2 Qxb2+ 27. Kg3 Qd2 28. Bxd5 b6 29. Bb3 h6 30. h4 g5 31. hxg5 Qxg5+ 32. Qxg5+ hxg5 33. Kf2 Ne8 34. Ke3 Nd6 35. f4 Kf6 36. g4 gxf4+ 37. Kxf4 Ke7 38. Ke5 f6+ 39. Kd5 Kd7 40. Bc2 a6 41. Bf5+ Ke7 42. Kc6 Nc4 43. d5 b5 44. Be6 Nd6 45. Kb6 Ne4 46. Kxa6 Nc3 47. a3 Kd6 48. Kb6 Nb1 49. Kxb5 Nxa3+ 50. Kb4 Nc2+ 51. Kc3 Ne3 52. Kd4 Nc2+ 53. Kd3 Na3 54. Ke4 Nb5 55. Bg8 Ke7 1/2-1/2

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1988.??.??"]
[Round "7"]
[White "Mazuchowski, Tom"]
[Black "Schoonmaker, J."]
[Result "1-0"]
[ECO "D42"]
[PlyCount "73"]
[EventDate "1988.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 0-0 9. 0-0 Nc6 10. Re1 Bf6 11. Ne4 Be7 12. a3 Nf6 13. Ng3 b6 14. Bg5 Bb7 15. Rc1 Rc8 16. Bb1 Re8 17. Qd3 g6 18. h4 Nb8 19. h5 Ba6 20. Qd2 Nc6 21. b4 Nd5 22. hxg6 hxg6 23. Bxe7 Ncxe7 24. Qh6 Nf5 25. Nxf5 exf5 26. Ba2 Rxc1 27. Rxc1 Bb7 28. Ng5 Qf6 29. Qh7+ Kf8 30. Qh4 Kg7 31. Qh7+ Kf8 32. Nf3 Qg7 33. Qh2 Qf6 34. Ne5 Kg7 35. Nf3 Re2 36. Bxd5 Bxd5 37. Rc8 1-0

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1988.??.??"]
[Round "3"]
[White "Morris, Ja"]
[Black "Schoonmaker, J."]
[Result "0-1"]
[ECO "B11"]
[PlyCount "108"]
[EventDate "1988.??.??"]
[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 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. exd5 cxd5 6. Bf4 Nc6 7. Bd3 Nf6 8. Be2 Be7 9. 0-0 0-0 10. Rb1 Rc8 11. a3 Na5 12. Na2 Nc4 13. Nb4 a5 14. Nd3 b5 15. c3 Qb6 16. Nde5 Bf5 17. Bd3 Bxd3 18. Qxd3 Qb7 19. g4 Nd7 20. Rfe1 Ndxe5 21. Nxe5 Nxe5 22. Bxe5 Qc6 23. f4 b4 24. f5 bxa3 25. Re3 Bg5 26. Rh3 h6 27. bxa3 f6 28. Bg3 Qxc3 29. Be1 Qxd3 30. Rxd3 exf5 31. gxf5 Rfe8 32. Bxa5 Rc2 33. Rc3 Ra2 34. Rd1 Be3+ 35. Kh1 Bf4 36. Rh3 Ree2 37. Bb4 Rxh2+ 38. Rxh2 Rxh2+ 39. Kg1 Re2 40. Bc5 h5 41. Rd3 h4 42. Kf1 Ra2 43. Rf3 Bg3 44. Kg1 Kh7 45. Bf8 Kh6 46. Kh1 Rd2 47. Bc5 Bf2 48. a4 Bxd4 49. Ba3 Kh5 50. Bd6 Be5 51. Ba3 Kg4 52. Rf1 Rh2+ 53. Kg1 Kg3 54. Bc5 Ra2 0-1

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1988.??.??"]
[Round "6"]
[White "Schoonmaker, J."]
[Black "Baze, Lineas"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "113"]
[EventDate "1988.??.??"]
[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. Nf3 g6 3. Bg5 Bg7 4. e3 c5 5. c3 0-0 6. Be2 d6 7. 0-0 Qb6 8. Qb3 Qxb3 9. axb3 Be6 10. Nbd2 h6 11. Bxf6 Bxf6 12. Ra3 Nc6 13. Ne4 b6 14. Nxf6+ exf6 15. Nd2 d5 16. Rfa1 cxd4 17. exd4 Rac8 18. b4 a5 19. bxa5 Nxa5 20. Bd3 Rfe8 21. Bb5 Red8 22. Kf1 Bf5 23. f3 g5 24. Re1 Be6 25. Kf2 f5 26. Raa1 f4 27. Bd3 Ra8 28. g3 fxg3+ 29. hxg3 Nb7 30. g4 Nd6 31. Kg3 b5 32. Nb3 Nc4 33. Nc5 Rxa1 34. Rxa1 Rb8 35. Nxe6 fxe6 36. b4 Nb2 37. Be2 Na4 38. Ra3 Nb2 39. Ra5 Nc4 40. Bxc4 bxc4 41. Ra7 Rf8 42. Re7 Rf6 43. b5 Kf8 44. Rc7 Ke8 45. b6 Kd8 46. Rc6 Kd7 47. Rc5 Rf8 48. Rc7+ Kd6 49. Rh7 Rb8 50. b7 Kc6 51. Rxh6 Rxb7 52. Rxe6+ Kd7 53. Re5 Rb3 54. Rxd5+ Ke6 55. Rxg5 Rxc3 56. Rc5 Rc1 57. Kf4 1-0

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1988.??.??"]
[Round "2"]
[White "Schoonmaker, J."]
[Black "Kebrdle, Michael"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "148"]
[EventDate "1988.??.??"]
[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 d5 2. Nf3 c6 3. Bf4 Nf6 4. e3 Bg4 5. Nbd2 e6 6. Bd3 Nbd7 7. 0-0 Nh5 8. c3 Nxf4 9. exf4 Bd6 10. g3 0-0 11. Qc2 Nf6 12. Ng5 h6 13. Ngf3 c5 14. dxc5 Bxc5 15. Ne5 Bh3 16. Rfe1 Rc8 17. Nb3 Bb6 18. Qd2 h5 19. Nd4 h4 20. Qe3 Ng4 21. Qf3 Bxd4 22. Nxg4 Bxg4 23. Qxg4 Bf6 24. Qh5 g6 25. Bxg6 fxg6 26. Qxg6+ Bg7 27. Qxe6+ Kh8 28. Rad1 d4 29. cxd4 Rc6 30. Qe7 Rd6 31. Qxb7 Bxd4 32. Re7 Bf6 33. Rh7+ Kg8 34. Rxd6 Qxd6 35. Qe4 Bg7 36. Rxh4 Rf7 37. Kg2 Re7 38. Qa8+ Kf7 39. Rh5 Qd7 40. Rf5+ Kg6 41. Qd5 Qe6 42. Qxe6+ Rxe6 43. Rd5 Re2 44. f5+ Kh7 45. g4 Rxb2 46. g5 Rxa2 47. Rd7 Kg8 48. f6 Bxf6 49. gxf6 Ra6 50. h3 Ra3 51. h4 a6 52. f3 Re3 53. Rd6 a5 54. Ra6 Kf7 55. Kg3 Re1 56. Rxa5 Kxf6 57. Kf4 Kg6 58. Ra6+ Kf7 59. h5 Rb1 60. Kf5 Rb5+ 61. Kg4 Kg7 62. f4 Rb1 63. h6+ Kh7 64. Kg5 Rg1+ 65. Kf5 Re1 66. Kf6 Kxh6 67. Kf7+ Kh5 68. f5 Rb1 69. f6 Rb7+ 70. Kg8 Rb8+ 71. Kg7 Rb1 72. f7 Rg1+ 73. Kf8 Rf1 74. Ra8 Rg1 1-0

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1988.??.??"]
[Round "4"]
[White "Schoonmaker, J."]
[Black "Noren, Kevin"]
[Result "0-1"]
[ECO "A46"]
[PlyCount "56"]
[EventDate "1988.??.??"]
[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 d6 2. Nf3 Nf6 3. c3 Nbd7 4. Bg5 e5 5. dxe5 dxe5 6. e4 Be7 7. Nbd2 Ng4 8. Bxe7 Qxe7 9. Bc4 0-0 10. 0-0 Re8 11. Qe2 Nf8 12. Rad1 Ng6 13. Rfe1 Nf4 14. Qf1 Nf6 15. Bb3 Bg4 16. h3 Bd7 17. Ng5 Rf8 18. Bxf7+ Rxf7 19. Nxf7 Qxf7 20. Nf3 Qh5 21. Qc4+ Be6 22. Qxc7 Nxh3+ 23. Kf1 h6 24. Nxe5 Nf4 25. Kg1 Kh7 26. Nf3 Qg4 27. g3 Ne2+ 28. Kf1 Qxf3 0-1

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1987.??.??"]
[Round "6"]
[White "Ball, Elliott B"]
[Black "Schoonmaker, J."]
[Result "1-0"]
[ECO "B12"]
[PlyCount "80"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 g6 4. Bd3 Na6 5. c3 Nc7 6. Qc2 Bg7 7. Ne2 Nh6 8. Ng3 Bg4 9. f3 Bd7 10. f4 Qc8 11. Nd2 Bg4 12. h3 Bd7 13. Nf3 e6 14. h4 Nf5 15. Nxf5 exf5 16. Be3 Ne6 17. h5 Qc7 18. b4 b6 19. c4 dxc4 20. Bxc4 Rc8 21. Rc1 Bf8 22. a3 a5 23. hxg6 fxg6 24. Qb3 axb4 25. Bxe6 bxa3 26. Bxd7+ Qxd7 27. Qxb6 a2 28. Qa6 Bb4+ 29. Kf2 Ke7 30. Qxa2 Ra8 31. Qc4 c5 32. d5 h5 33. Bxc5+ Bxc5+ 34. Qxc5+ Kd8 35. Rc2 Qa4 36. Qd6+ Ke8 37. Qxg6+ Kd7 38. Qxf5+ Kd8 39. Qf6+ Kd7 40. Qc6+ Qxc6 1-0

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1987.??.??"]
[Round "2"]
[White "Lynch, W."]
[Black "Schoonmaker, J."]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "115"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 c6 8. Qc2 h6 9. Bh4 Be6 10. Nge2 b5 11. 0-0 a5 12. Bxf6 Bxf6 13. a3 Na6 14. Nf4 Bd7 15. Rfc1 Rc8 16. Na4 Be7 17. Qe2 Nb8 18. Nc5 Bxc5 19. Rxc5 Na6 20. Rcc1 Nc7 21. Bb1 Ne6 22. Qd3 f5 23. Ng6 Rf6 24. Ne5 Be8 25. b4 a4 26. Ra2 Ng5 27. Rac2 Nf7 28. f4 Nxe5 29. fxe5 Rf8 30. Rf2 Bd7 31. Qf1 Qg5 32. Rf3 h5 33. Rg3 Qh6 34. Qf4 Qh7 35. Qg5 Rf7 36. Qg6 Qxg6 37. Rxg6 Kh7 38. Rd6 Re8 39. Rf1 g6 40. Rf3 Re6 41. Rxe6 Bxe6 42. Rg3 Kh6 43. h4 Bd7 44. Kf2 Be8 45. Kf3 Kg7 46. Kf4 Bd7 47. Bd3 Kh6 48. Rf3 Rg7 49. Rg3 Re7 50. Be2 Be6 51. Rh3 Kg7 52. Kg5 Kf7 53. Rh1 Bd7 54. Bf3 Be8 55. Rc1 Ke6 56. Rc5 Ra7 57. Rc1 Re7 58. Rh1 1/2-1/2

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1987.??.??"]
[Round "7"]
[White "Schoonmaker, J."]
[Black "Garrison, Ray"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "99"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 e5 2. c3 Nf6 3. Bg5 Be7 4. e3 d6 5. Bc4 Ne4 6. Bxe7 Qxe7 7. Nf3 Bg4 8. Qb3 c6 9. dxe5 d5 10. Be2 Nc5 11. Qc2 Nbd7 12. Nbd2 Nxe5 13. Nxe5 Bxe2 14. Nxc6 bxc6 15. Kxe2 Ne6 16. Rhe1 d4 17. Kf1 d3 18. Qxd3 Rd8 19. Qc2 Ng5 20. Nb3 0-0 21. Red1 Rde8 22. Qf5 Rb8 23. Rd7 Qe4 24. Qxe4 Nxe4 25. f3 Nf6 26. Rxa7 c5 27. Rc7 Rfe8 28. e4 Re5 29. Nxc5 Rxb2 30. Nd7 Nxd7 31. Rxd7 h5 32. Rd8+ Kh7 33. Rad1 Rg5 34. R8d2 Rgb5 35. Ke2 Rg5 36. Kf2 Rb7 37. c4 Rc7 38. Rd5 Rxd5 39. exd5 Rxc4 40. Rd2 Kg8 41. d6 Rc8 42. d7 Rd8 43. Ke2 Kf8 44. Kd1 Ke7 45. Kc2 Ra8 46. d8Q+ Rxd8 47. Rxd8 Kxd8 48. Kd3 f5 49. Kd4 Ke7 50. Kd5 1-0

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1987.??.??"]
[Round "1"]
[White "Schoonmaker, J."]
[Black "Hahn, David"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "74"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Nc3 d6 4. e4 Nf6 5. Bg5 c6 6. Be2 b5 7. 0-0 b4 8. Bxf6 Bxf6 9. Nb1 0-0 10. c3 a5 11. a3 bxc3 12. Nxc3 Nd7 13. Qd2 Ba6 14. Rfe1 Bxe2 15. Rxe2 Bg7 16. Rd1 Qc7 17. Qg5 f6 18. Qd2 a4 19. h4 Qa5 20. d5 c5 21. h5 Kf7 22. g4 Ke8 23. Nh4 Ne5 24. f4 Nxg4 25. hxg6 h5 26. Nf5 Rg8 27. e5 fxe5 28. Nxg7+ Rxg7 29. f5 Kd7 30. Qg5 Rh8 31. Ne4 Qb5 32. Rde1 Qc4 33. f6 Qd4+ 34. Kg2 exf6 35. Rd2 fxg5 36. Rxd4 cxd4 37. Nxg5 Rxg6 0-1

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1987.??.??"]
[Round "5"]
[White "Schoonmaker, J."]
[Black "Thomas, H."]
[Result "1-0"]
[ECO "A83"]
[PlyCount "47"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 d5 5. Bxf6 exf6 6. Qh5+ g6 7. Qxd5 Qxd5 8. Nxd5 Bd6 9. Nxf6+ Kf7 10. Nxe4 Bf4 11. Bd3 Re8 12. Ne2 Bh6 13. 0-0 Bf5 14. N4g3 Nd7 15. Nxf5 gxf5 16. Nc3 Rg8 17. Bxf5 Nf6 18. Rfe1 Rg5 19. Bd3 Rag8 20. g3 c6 21. Ne4 Nxe4 22. Rxe4 Bg7 23. Bc4+ Kg6 24. Bxg8 1-0

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1987.??.??"]
[Round "3"]
[White "Schoonmaker, J."]
[Black "Triplett, Thomas L"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "74"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. 0-0 0-0 6. Nbd2 Nc6 7. c3 Re8 8. Ng5 e5 9. f4 e4 10. g4 Ne7 11. b3 Bd7 12. Ba3 Qc8 13. Bxe7 Rxe7 14. f5 gxf5 15. Nxf7 Rxf7 16. g5 Ng4 17. Bxg4 fxg4 18. Rxf7 Kxf7 19. c4 Be6 20. h3 gxh3 21. Qh5+ Kg8 22. cxd5 Bf7 23. Qh4 Bxd5 24. Rf1 Qe6 25. Rf4 Rf8 26. Rg4 Qc6 27. Qxh3 Be6 28. Nxe4 Bxg4 29. Qxg4 Qg6 30. Kh2 h6 31. Kg2 hxg5 32. Nxg5 Bh6 33. Qe6+ Qxe6 34. Nxe6 Bxe3 35. Nxf8 Kxf8 36. d5 Ke7 37. Kf3 Bc5 0-1

[Event "Lansing-ch MI op"]
[Site "Lansing"]
[Date "1987.??.??"]
[Round "4"]
[White "Shaler, S."]
[Black "Schoonmaker, J."]
[Result "1/2-1/2"]
[ECO "D11"]
[PlyCount "69"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. d4 e6 5. c4 c6 6. Nc3 Be7 7. 0-0 0-0 8. Nd2 Nbd7 9. Re1 Nb6 10. cxd5 exd5 11. b3 Re8 12. e4 dxe4 13. Ndxe4 Nfd5 14. Bb2 Bb4 15. Qf3 Bxe4 16. Rxe4 Nxc3 17. Rxe8+ Qxe8 18. Bxc3 Bxc3 19. Qxc3 Qd7 20. Re1 Re8 21. Bh3 Rxe1+ 22. Qxe1 Qd8 23. Bg2 g6 24. Qe5 a6 25. Qc5 Nd5 26. Bxd5 Qxd5 27. Qxd5 cxd5 28. Kg2 f6 29. Kf3 Kf7 30. Kf4 Ke6 31. h4 Kd6 32. b4 b5 33. g4 Ke6 34. Ke3 f5 35. g5 1/2-1/2

