[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.09.01"]
[Round "7.3"]
[White "Hattrem, John"]
[Black "Aguilar, Javier"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1238"]
[BlackElo "1380"]
[PlyCount "44"]
[EventDate "2003.08.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 Bd6 4. Bd3 f5 5. 0-0 Nf6 6. c4 c6 7. Nc3 Nbd7 8. Ng5 0-0 9. Nxe6 Qe7 10. Nxf8 Nxf8 11. f4 Ng4 12. h3 Nxe3 13. Bxe3 Qxe3+ 14. Kh1 Bd7 15. cxd5 Qxd4 16. dxc6 bxc6 17. Qf3 Rb8 18. Rad1 Qf6 19. Rfe1 Rxb2 20. Bc4+ Kh8 21. Bb3 Bb4 22. Re3 Bxc3 1-0

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.09.01"]
[Round "6.5"]
[White "Zaremba, Anatoli"]
[Black "Hattrem, John"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1200"]
[BlackElo "1238"]
[PlyCount "36"]
[EventDate "2003.08.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. e4 0-0 6. Be3 Nbd7 7. Bd3 e5 8. d5 c6 9. 0-0 Nh5 10. Qc2 Ndf6 11. Nd2 Ng4 12. Nd1 f5 13. exf5 Bxf5 14. Bxf5 Rxf5 15. f3 Nxh2 16. Re1 Qh4 17. Bf2 Ng3 18. Ne4 Nxf3+ 0-1

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.31"]
[Round "2.43"]
[White "Benson, Kurt"]
[Black "Hattrem, John"]
[Result "0-1"]
[ECO "C62"]
[WhiteElo "1101"]
[BlackElo "1238"]
[PlyCount "106"]
[EventDate "2003.08.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. Bxc6 Bxc6 6. d3 Qd7 7. Nbd2 Nf6 8. Qe2 0-0-0 9. d4 exd4 10. cxd4 Nxe4 11. Nxe4 Bxe4 12. Ng5 Bxg2 13. Rg1 Re8 14. Be3 Qc6 15. Rc1 Qxc1+ 16. Bxc1 Rxe2+ 17. Kxe2 Bd5 18. b3 h6 19. Nf3 g5 20. Rg3 f5 21. Ng1 f4 22. Rh3 Bg7 23. Bb2 c5 24. Kd3 h5 25. f3 Be6 26. Bc3 Bxh3 27. Nxh3 g4 28. fxg4 hxg4 29. Nxf4 Rxh2 30. dxc5 Bxc3 31. Kxc3 dxc5 32. a4 g3 33. Kd3 a6 34. Ke3 g2 35. Kf2 b5 36. axb5 axb5 37. Nd5 Kb7 38. b4 c4 39. Kg1 Rh5 40. Nc3 Rg5 41. Ne4 Rg7 42. Nd6+ Kc6 43. Ne4 Kd5 44. Nc3+ Kc6 45. Na2 Rg3 46. Nc1 c3 47. Ne2 Re3 48. Nd4+ Kd5 49. Nc2 Re2 50. Na3 c2 51. Nxc2 Rxc2 52. Kh2 Kc4 53. Kg1 Kxb4 0-1

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.31"]
[Round "3.42"]
[White "Hattrem, John"]
[Black "Crist, Kevin"]
[Result "1/2-1/2"]
[ECO "D25"]
[WhiteElo "1238"]
[BlackElo "1209"]
[PlyCount "87"]
[EventDate "2003.08.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. c4 e6 5. Qb3 dxc4 6. Bxc4 Bxf3 7. gxf3 b6 8. Nc3 Bd6 9. e4 0-0 10. e5 Bxe5 11. dxe5 Nfd7 12. Bf4 Nc6 13. 0-0-0 Qe7 14. Rhg1 Qh4 15. Bg3 Qh6+ 16. Kb1 Ndxe5 17. f4 Nf3 18. Rg2 Nfd4 19. Qa4 Rad8 20. Rdg1 g6 21. Bb5 Nxb5 22. Nxb5 Qg7 23. Nxa7 Nxa7 24. Qxa7 Rd2 25. Qa3 Rfd8 26. h4 Qd4 27. Qb3 Qe4+ 28. Kc1 Qc6+ 29. Qc3 Qxc3+ 30. bxc3 Rxa2 31. h5 Ra1+ 32. Kb2 Rxg1 33. Rxg1 Rd3 34. h6 f5 35. Ra1 c5 36. Ra8+ Kf7 37. Ra7+ Kg8 38. Rg7+ Kh8 39. Re7 Kg8 40. Rxe6 b5 41. Rb6 b4 42. cxb4 cxb4 43. Rxb4 Rd2+ 44. Kc3 1/2-1/2

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.31"]
[Round "1.43"]
[White "Hattrem, John"]
[Black "Heldt, Eddie"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1238"]
[BlackElo "767"]
[PlyCount "37"]
[EventDate "2003.08.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Qd7 4. e3 e6 5. Bd3 Bb4+ 6. c3 Bd6 7. Bg3 Nf6 8. Nbd2 0-0 9. Qe2 b6 10. 0-0-0 Bb7 11. e4 Rae8 12. e5 Ne4 13. exd6 Nxg3 14. hxg3 Qxd6 15. Rxh7 e5 16. Rdh1 g6 17. dxe5 Qe6 18. Rh8+ Kg7 19. R1h7# 1-0

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.31"]
[Round "4.41"]
[White "Hattrem, John"]
[Black "Paulovich, Gerald"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1238"]
[BlackElo "1286"]
[PlyCount "43"]
[EventDate "2003.08.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bg4 4. c4 e6 5. Qb3 b6 6. Ne5 c6 7. Nc3 a5 8. cxd5 exd5 9. Bd3 Be6 10. 0-0 b5 11. Qc2 b4 12. Na4 Qc7 13. Bd2 Bd6 14. f4 Nfd7 15. Rac1 f6 16. Nxc6 Qb7 17. Nxb8 Rxb8 18. Bxh7 Nf8 19. Bd3 Ke7 20. Nc5 Qc8 21. e4 Qe8 22. e5 1-0

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.31"]
[Round "5.2"]
[White "Mandell, Ed"]
[Black "Hattrem, John"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1379"]
[BlackElo "1238"]
[PlyCount "61"]
[EventDate "2003.08.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 g6 3. e3 Bg7 4. b3 Nf6 5. c4 c6 6. Bb2 Bg4 7. h3 Bf5 8. Nc3 0-0 9. Nh4 Be4 10. f3 Bf5 11. Nxf5 gxf5 12. Bd3 e6 13. Qc2 Nbd7 14. 0-0-0 dxc4 15. Bxc4 Nd5 16. Nxd5 cxd5 17. Bd3 Rc8 18. Bc3 Qc7 19. Kb2 a6 20. g4 b5 21. gxf5 Nf6 22. Rc1 Qb7 23. Qg2 b4 24. Bd2 Rxc1 25. Bxc1 e5 26. Rg1 Nh5 27. Qg5 exd4 28. f6 dxe3 29. Bxh7+ Kxh7 30. Qxh5+ Kg8 31. Rxg7# 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.09.02"]
[Round "7"]
[White "Gregg, Ted"]
[Black "Hattrem, John"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1230"]
[BlackElo "100"]
[PlyCount "97"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 e6 3. e3 c5 4. Be2 Nf6 5. 0-0 g6 6. b3 Bg7 7. Bb2 0-0 8. Ne5 Nc6 9. Nxc6 bxc6 10. d3 Ba6 11. Nd2 Qa5 12. c4 Rfd8 13. Be5 Rd7 14. Qe1 Qd8 15. Bf3 Bb7 16. Rd1 a5 17. e4 a4 18. exd5 cxd5 19. Qf2 Bf8 20. g4 d4 21. Bxb7 Rxb7 22. Bxf6 Qxf6 23. Ne4 Qd8 24. g5 Be7 25. Qh4 axb3 26. axb3 Rxb3 27. Rf3 Ra2 28. Qh6 Bf8 29. Qh4 h5 30. Rh3 Be7 31. Nf6+ Bxf6 32. gxf6 Qa8 33. Rg3 Ra1 34. Qxh5 Rxd1+ 35. Qxd1 Qb8 36. Qf3 Rb1+ 37. Kg2 Qb7 38. h4 Rb2+ 39. Kh3 Qxf3 40. Rxf3 Rb3 41. Rg3 Kf8 42. Kg4 Kg8 43. h5 Kh7 44. Kg5 gxh5 45. Kxh5 Rb1 46. Rg7+ Kh8 47. Rxf7 Rh1+ 48. Kg5 Rh7 49. Rf8# 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.09.02"]
[Round "6"]
[White "Shetty, Atulya"]
[Black "Hattrem, John"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1033"]
[BlackElo "100"]
[PlyCount "136"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c3 e5 2. e4 c5 3. Nf3 Nc6 4. d3 Nf6 5. Be3 d6 6. Be2 Be7 7. 0-0 0-0 8. Nbd2 Bg4 9. d4 cxd4 10. cxd4 Nxd4 11. Nxd4 exd4 12. Bxg4 dxe3 13. fxe3 Qb6 14. Nc4 Qc6 15. Nd2 Nxg4 16. Qxg4 Qc2 17. Nf3 Qxb2 18. Nh4 Bxh4 19. Qxh4 Rac8 20. Rad1 Rc2 21. Qg3 Qxa2 22. Rxd6 Rfc8 23. Rf2 Rxf2 24. Qxf2 Qb1+ 25. Qf1 Qxe4 26. Qd3 Qxd3 27. Rxd3 a5 28. Rd5 a4 29. Ra5 b5 30. Rxb5 Ra8 31. Rb2 a3 32. Ra2 f5 33. Kf2 Kf7 34. Kf3 g5 35. h3 h5 36. e4 Kf6 37. exf5 Kxf5 38. g4+ hxg4+ 39. hxg4+ Ke5 40. Ke3 Ra4 41. Kf2 Kf4 42. Kg1 Kxg4 43. Rg2+ Kf4 44. Rf2+ Ke5 45. Re2+ Re4 46. Ra2 Re3 47. Kf2 Kf4 48. Kg2 g4 49. Kg1 g3 50. Kg2 Ke4 51. Kh3 Kf3 52. Rg2 Kf4 53. Kh4 Re8 54. Kh5 Kf5 55. Kh6 Kg4 56. Ra2 Re3 57. Kg6 Kf3 58. Kf5 g2 59. Ra1 Kf2 60. Kf4 Rb3 61. Ke4 g1Q 62. Rxg1 Kxg1 63. Kd4 a2 64. Kc4 Rb1 65. Kc3 a1Q+ 66. Kc4 Qa2+ 67. Kc5 Qf2+ 68. Kd5 Qe2 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.09.01"]
[Round "5"]
[White "Hattrem, John"]
[Black "Bultema, Bob"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "100"]
[BlackElo "1311"]
[PlyCount "58"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. Nc3 d6 5. Bb5 Bd7 6. Be3 Nge7 7. Qd2 f5 8. g3 a6 9. Bc4 fxe4 10. Ng5 d5 11. Nxd5 Bg4 12. Nxe7 Nxd4 13. Nf7 Nf3+ 14. Kf1 Nxd2+ 15. Bxd2 Qxd2 16. Nxh8 Kxe7 17. h3 Bf3 18. Rg1 b5 19. g4 bxc4 20. Rg3 Be2+ 21. Kg1 Rd8 22. Rc3 Ke6 23. a3 Bc5 24. Rg3 Rf8 25. Rg2 c3 26. bxc3 Qxc3 27. Rb1 Qxh3 28. Re1 Bf3 29. Rh2 Qg3+ 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.09.01"]
[Round "4"]
[White "Hattrem, John"]
[Black "Vasos, Brandon"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "100"]
[BlackElo "1313"]
[PlyCount "82"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c5 5. Bb5+ Nc6 6. Nc3 a6 7. Bxc6+ bxc6 8. 0-0 Be7 9. Bf4 Nf6 10. Qd2 0-0 11. Rae1 a5 12. Ne5 cxd4 13. Qxd4 c5 14. Qa4 Bd6 15. Nc6 Qd7 16. Bxd6 Qxd6 17. Ne7+ Kh8 18. Nxc8 Rfxc8 19. Qh4 Rab8 20. b3 Rb4 21. Qg3 Qxg3 22. fxg3 c4 23. Rf3 cxb3 24. cxb3 h6 25. Re5 Rd4 26. h3 Rd2 27. Nxd5 Rxd5 28. Rxd5 Nxd5 29. Rxf7 Rc1+ 30. Kh2 Rc2 31. a4 Ne3 32. Ra7 Rxg2+ 33. Kh1 Rxg3 34. Rxa5 Nc2 35. Ra8+ Kh7 36. a5 Rxh3+ 37. Kg2 Rxb3 38. a6 Ra3 39. Kf2 Nd4 40. Ke1 Nb5 41. Kd2 Nc7 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.08.31"]
[Round "3"]
[White "Brooks, Randall"]
[Black "Hattrem, John"]
[Result "0-1"]
[ECO "B71"]
[WhiteElo "1240"]
[BlackElo "100"]
[PlyCount "88"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Bg7 7. e5 dxe5 8. fxe5 Nh5 9. Bb5+ Bd7 10. e6 fxe6 11. Nxe6 Qb6 12. Bxd7+ Nxd7 13. Nxg7+ Nxg7 14. Qd3 0-0 15. Ne4 Ne5 16. Qc3 Ng4 17. Qg3 Qe6 18. Qb3 Rac8 19. Qxe6+ Nxe6 20. h3 Nd4 21. hxg4 Nxc2+ 22. Ke2 Nxa1 23. Bh6 Rc2+ 24. Nd2 Rd8 25. Rxa1 Rxb2 26. a3 b5 27. a4 b4 28. Be3 a5 29. Kd1 b3 30. Ke1 Ra2 31. Nxb3 Rxa1+ 32. Nxa1 Rd3 33. Nc2 e5 34. Ke2 e4 35. Nd4 Ra3 36. Bd2 Rxa4 37. Ke3 Ra2 38. g3 a4 39. Bb4 a3 40. Nb3 Rb2 41. Kxe4 a2 42. Na1 Rxb4+ 43. Kf3 Rb1 44. Nc2 Rc1 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.08.31"]
[Round "2"]
[White "Crist, Kevin"]
[Black "Hattrem, John"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1249"]
[BlackElo "100"]
[PlyCount "118"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nc6 4. Bb5 Nf6 5. 0-0 Bg4 6. h3 Bh5 7. d3 e5 8. Bg5 Be7 9. Qe2 0-0 10. Qe3 Nd4 11. Ne1 Qb6 12. a4 a6 13. Bxf6 Bxf6 14. Nd5 Qd8 15. Bc4 Be2 16. c3 Bxf1 17. cxd4 cxd4 18. Qg3 Be2 19. f3 Bh4 20. Qg4 b5 21. axb5 axb5 22. Rxa8 Qxa8 23. Qxh4 bxc4 24. dxc4 Qa1 25. b3 Kh8 26. Qf2 Qb2 27. Nd3 Qd2 28. Ne1 f5 29. exf5 Rxf5 30. Ne7 Rf7 31. Qh4 Qe3+ 32. Kh1 Qh6 33. Qxh6 gxh6 34. Nd5 d3 35. Nc3 d2 36. Nc2 e4 37. Ne3 exf3 38. gxf3 Rxf3 39. Ncd5 Bd3 40. Kg2 Be4 41. b4 Rxe3+ 42. Kf2 Re1 43. Nc3 Rc1 44. Ke2 Rxc3 45. Kxd2 Rxc4 46. b5 d5 47. b6 Rb4 48. h4 Rxb6 49. Ke3 Bg6 50. Kd4 Rb4+ 51. Kc5 Rxh4 52. Kxd5 h5 53. Ke6 Re4+ 54. Kf6 h4 55. Kg5 h3 56. Kf6 h2 57. Kg5 h1Q 58. Kf6 Qf3+ 59. Kg5 Qf4# 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.08.31"]
[Round "1"]
[White "Hattrem, John"]
[Black "Thach, Scott"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "100"]
[BlackElo "1141"]
[PlyCount "109"]
[EventDate "2002.08.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 b6 3. d4 Bb7 4. Nc3 Bb4 5. Bd3 Bxc3+ 6. bxc3 Ne7 7. 0-0 0-0 8. Ba3 d6 9. Qe2 Qd7 10. Rad1 h6 11. c4 f5 12. e5 Nbc6 13. d5 exd5 14. cxd5 Nxd5 15. Bc4 Nce7 16. Rfe1 Kh8 17. Bxd5 Nxd5 18. Qc4 c6 19. Bxd6 Rfe8 20. Rd3 a5 21. Qh4 Re6 22. Nd4 Rg6 23. Rg3 Qe8 24. Nxf5 c5 25. Ne7 Nxe7 26. Bxe7 Re6 27. Qg4 Qxe7 28. f4 Rf6 29. Qh4 Rf7 30. Qxe7 Rxe7 31. e6 Rf8 32. Rd3 Bc8 33. f5 Rfe8 34. Rd6 g6 35. g4 gxf5 36. gxf5 Kg7 37. Rxb6 Kf6 38. Rf1 Bb7 39. Rf2 Rg8+ 40. Kf1 Rg4 41. Rd6 Rd4 42. Rxd4 cxd4 43. Rf4 Bd5 44. Rxd4 Ke5 45. Ra4 Kxf5 46. Rxa5 Kxe6 47. a4 Rc7 48. Ra6+ Kf5 49. Rxh6 Rxc2 50. a5 Ra2 51. a6 Bc4+ 52. Ke1 Bxa6 53. h4 Ke4 54. Re6+ Kf3 55. h5 1/2-1/2

