[Event "Lansing op"]
[Site "Lansing"]
[Date "2004.09.06"]
[Round "6"]
[White "Canty, James H"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1697"]
[BlackElo "1616"]
[PlyCount "43"]
[EventDate "2004.09.03"]
[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 Nc6 3. g3 e5 4. Bg2 d6 5. 0-0 Nf6 6. c4 Be7 7. Nc3 0-0 8. Ne1 Be6 9. d3 Qd7 10. f4 exf4 11. Bxf4 Ne5 12. Nd5 Nxd5 13. cxd5 Bh3 14. Bxe5 Bxg2 15. Bxg7 Bxf1 16. Bxf8 Bxf8 17. Kxf1 Qh3+ 18. Kg1 Bg7 19. Qe2 Bd4+ 20. Kh1 b6 21. Nf3 Qh5 22. Nxd4 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2004.09.06"]
[Round "7"]
[White "Grzegorczyk, Ron"]
[Black "Hazzard, William"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1616"]
[BlackElo "1574"]
[PlyCount "47"]
[EventDate "2004.09.03"]
[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 d6 2. d4 Nf6 3. Nc3 Bg4 4. f3 Bh5 5. Bg5 Nbd7 6. Qd2 e5 7. 0-0-0 Be7 8. g4 Bg6 9. h4 h6 10. Bxf6 Bxf6 11. dxe5 Nxe5 12. Be2 Bxh4 13. f4 0-0 14. g5 hxg5 15. fxe5 Bg3 16. Qd3 Bxe5 17. Qh3 f5 18. Bc4+ d5 19. Bxd5+ Qxd5 20. Nxd5 Rad8 21. Ne7+ Kf7 22. Rxd8 Rxd8 23. Nxg6 Kxg6 24. Qxf5# 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2004.09.05"]
[Round "5"]
[White "Grzegorczyk, Ron"]
[Black "Arganian, David H"]
[Result "1/2-1/2"]
[ECO "C74"]
[WhiteElo "1616"]
[BlackElo "1702"]
[PlyCount "129"]
[EventDate "2004.09.03"]
[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 a6 4. Ba4 d6 5. c3 f5 6. d3 Nf6 7. Bg5 Be7 8. Bxf6 Bxf6 9. Nbd2 0-0 10. 0-0 b5 11. Bc2 f4 12. d4 exd4 13. Nb3 Bg4 14. Nbxd4 Nxd4 15. cxd4 Qe8 16. Qd3 Qg6 17. Qb3+ Qf7 18. Qxf7+ Kxf7 19. e5 dxe5 20. dxe5 Be7 21. Nd4 Bc5 22. Bb3+ Kg6 23. Bc2+ Kf7 24. Nb3 Bb6 25. Kh1 Be2 26. Rfe1 f3 27. Be4 Rae8 28. Bd5+ Kg6 29. Be4+ Kg5 30. Bxf3 Bxf3 31. gxf3 Rxf3 32. Nd2 Rf5 33. e6 Kf6 34. Ne4+ Ke7 35. Rad1 Re5 36. Rd7+ Kxe6 37. Rxg7 Bxf2 38. Ng5+ Kf6 39. Rxe5 Rxe5 40. Rf7+ Kxg5 41. Rxf2 Kg6 42. Kg2 c5 43. Rd2 a5 44. b3 c4 45. bxc4 bxc4 46. Rc2 Rc5 47. Kf3 Kf5 48. Ke3 Ke5 49. a4 h5 50. Rg2 Kf5 51. Kd4 Rc8 52. Rc2 c3 53. Ke3 Kg4 54. Kf2 h4 55. Kg2 h3+ 56. Kf2 Kf4 57. Ke2 Ke4 58. Kd1 Kd3 59. Rf2 Re8 60. Rf3+ Re3 61. Rf2 c2+ 62. Rxc2 Re1+ 63. Kxe1 Kxc2 64. Ke2 Kc3 65. Ke3 1/2-1/2

[Event "Lansing op"]
[Site "Lansing"]
[Date "2004.09.04"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Griffin, John P"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1616"]
[BlackElo "1500"]
[PlyCount "73"]
[EventDate "2004.09.03"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Be7 9. c4 b4 10. Nc2 Rb8 11. b3 Nf6 12. Bd3 Nd7 13. 0-0 Nc5 14. f4 0-0 15. f5 Bg5 16. Rf3 Bxc1 17. Rxc1 f6 18. Rg3 Nxd3 19. Qxd3 Ne7 20. Nce3 a5 21. Kh1 Nxd5 22. Nxd5 Rb7 23. Rd1 Rd7 24. h4 Kh8 25. Qe2 Bb7 26. Rgd3 Qb8 27. Nb6 Rdd8 28. Qd2 Bxe4 29. Rxd6 Rxd6 30. Qxd6 Bxf5 31. c5 h6 32. c6 Rg8 33. c7 Qb7 34. Nd5 Ra8 35. Nxf6 Bh3 36. Qd8+ Rxd8 37. cxd8Q# 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2004.09.04"]
[Round "2"]
[White "Van Dyke, Sid"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1550"]
[BlackElo "1616"]
[PlyCount "97"]
[EventDate "2004.09.03"]
[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. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 e5 6. d3 Ngf6 7. Nc3 Be7 8. Bg5 0-0 9. Nh4 Nb6 10. Nf5 Kh8 11. Nxe7 Qxe7 12. f4 Qd7 13. fxe5 Ng4 14. exd6 h6 15. Bf4 g5 16. Bd2 f5 17. h3 Ne5 18. exf5 Rxf5 19. Ne4 Raf8 20. Rxf5 Qxf5 21. Qh5 Kg7 22. Bc3 Nd5 23. Bxe5+ Qxe5 24. c3 Nf6 25. Qe2 Nxe4 26. Qxe4 Qxd6 27. Re1 b6 28. Re3 Qf6 29. Rf3 Qd6 30. Rxf8 Qxf8 31. Qe5+ Qf6 32. Qxf6+ Kxf6 33. Kf2 Kf5 34. g3 h5 35. Ke3 Ke5 36. a3 b5 37. d4+ cxd4+ 38. cxd4+ Kd5 39. Kd3 a5 40. b3 a4 41. b4 g4 42. hxg4 Ke6 43. Ke4 Kd6 44. d5 Ke7 45. Ke5 Kd7 46. d6 Kd8 47. Kd5 Kd7 48. Kc5 Kd8 49. Kxb5 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2004.09.03"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Ford, William"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1616"]
[BlackElo "1783"]
[PlyCount "67"]
[EventDate "2004.09.03"]
[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 Nf6 3. Nc3 d6 4. d3 Bg4 5. Be2 Be7 6. 0-0 c5 7. Nd5 Nxd5 8. exd5 Nd7 9. Nd2 Bf5 10. c4 0-0 11. Ne4 Nf6 12. Nxf6+ Bxf6 13. Bg4 Qd7 14. Bxf5 Qxf5 15. Qe2 Rae8 16. f3 Qg6 17. Rb1 Re7 18. b3 Bg5 19. Bxg5 Qxg5 20. Rbd1 f5 21. Qd2 Qh4 22. Rf2 Rf6 23. g3 Rg6 24. Rg2 Qd4+ 25. Qf2 Rf6 26. Qxd4 exd4 27. f4 Re3 28. Kf1 Rf7 29. Re2 Rxe2 30. Kxe2 Re7+ 31. Kd2 Kf7 32. Re1 Rxe1 33. Kxe1 Kf6 34. Ke2 1/2-1/2

[Event "Michigan Senior"]
[Site "Flint"]
[Date "2004.06.13"]
[Round "3"]
[White "Brown, Ralph"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1654"]
[BlackElo "1617"]
[PlyCount "54"]
[EventDate "2004.06.12"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 Nf8 8. Qc2 N6d7 9. h4 Bxg5 10. hxg5 g6 11. Qd2 f6 12. e4 dxc4 13. Bxc4 b5 14. Bd3 a6 15. gxf6 Qxf6 16. e5 Qg7 17. Ne4 Nb6 18. Rc1 Bd7 19. Nfg5 h6 20. Nd6+ Ke7 21. Ngf7 Nc8 22. Nxh8 Nxd6 23. exd6+ Kxd6 24. Qf4+ Ke7 25. Rxh6 g5 26. Ng6+ Ke8 27. Qxf8+ Qxf8 1-0

[Event "Michigan Senior"]
[Site "Flint"]
[Date "2004.06.13"]
[Round "4"]
[White "Grzegorczyk, Ron"]
[Black "Farrell, Ben"]
[Result "1-0"]
[ECO "C80"]
[WhiteElo "1617"]
[BlackElo "1004"]
[PlyCount "123"]
[EventDate "2004.06.12"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Bxc6 dxc6 7. Nxe5 Bd6 8. f4 Bc5+ 9. Kh1 Nf2+ 10. Rxf2 Bxf2 11. Qe2 Bc5 12. Nxc6+ Kd7 13. Nxd8 Kxd8 14. h3 Bf5 15. d3 Re8 16. Qf1 c6 17. Nc3 Kc7 18. Ne4 Bxe4 19. dxe4 Rxe4 20. Bd2 Rd8 21. Bc3 f6 22. Re1 Rxe1 23. Qxe1 Bd6 24. g3 Rd7 25. Qf2 b6 26. Qe2 Kb7 27. Qd3 h6 28. a4 b5 29. a5 Kc7 30. Qd4 c5 31. Qf2 Be7 32. Bd2 g5 33. fxg5 hxg5 34. h4 gxh4 35. gxh4 Rd5 36. Bf4+ Kc6 37. Qf3 Bd6 38. Bxd6 Kxd6 39. Qxf6+ Kc7 40. Qe7+ Kc6 41. Qe4 Kd6 42. Kg2 Rd4 43. Qg6+ Kc7 44. h5 Rd6 45. Qxd6+ Kxd6 46. h6 c4 47. h7 Kc5 48. c3 b4 49. h8Q bxc3 50. Qxc3 Kb5 51. Kf3 Kc5 52. Ke4 Kb5 53. Qa3 Kc6 54. Qb4 Kd7 55. Qxc4 Kd6 56. Qxa6+ Kc7 57. Qb6+ Kc8 58. a6 Kd7 59. a7 Ke7 60. a8Q Kf7 61. Qaa7+ Kf8 62. Qbb8# 1-0

[Event "Michigan Senior"]
[Site "Flint"]
[Date "2004.06.12"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "La Forge, Thomas"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1617"]
[BlackElo "1853"]
[PlyCount "51"]
[EventDate "2004.06.12"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Bb4 6. Be2 Bf5 7. 0-0 Nc6 8. a3 Bxc3 9. bxc3 h6 10. c4 0-0 11. cxd5 Nxd5 12. Bb2 a6 13. c4 Nf4 14. d5 Re8 15. Re1 Na5 16. Bf1 Ng6 17. Rxe8+ Qxe8 18. Qd4 f6 19. Re1 Qd7 20. Qc3 b6 21. Nd4 Nf8 22. Nxf5 Qxf5 23. Re7 Qf4 24. c5 Ng6 25. g3 Qa4 26. Rxg7+ 1-0

[Event "Michigan Senior"]
[Site "Flint"]
[Date "2004.06.12"]
[Round "2"]
[White "Steen, Harold"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1665"]
[BlackElo "1617"]
[PlyCount "67"]
[EventDate "2004.06.12"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 g6 4. b3 Bg7 5. Bb2 Ne7 6. Nc3 0-0 7. Be2 b6 8. Qd2 Ba6 9. 0-0-0 Bxe2 10. Qxe2 c5 11. h4 cxd4 12. exd4 Nbc6 13. h5 Qd6 14. hxg6 fxg6 15. Kb1 Nf5 16. Nb5 Qd7 17. Ng5 Ncxd4 18. Nxd4 Nxd4 19. Bxd4 e5 20. Bb2 h6 21. Nf3 Rad8 22. Qd2 Qf5 23. Rxh6 Bxh6 24. Qxh6 Qh5 25. Qe3 e4 26. Qd4 Rf7 27. Ng5 Rfd7 28. Ne6 Rc8 29. Nf4 Qh7 30. Nxd5 Kf7 31. Qxe4 Qh5 32. Qd4 Rc5 33. Qf6+ Ke8 34. Re1+ 1-0

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2003.10.26"]
[Round "5.18"]
[White "Dumas, Steven R"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1170"]
[BlackElo "1618"]
[PlyCount "80"]
[EventDate "2003.10.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. Bc4 a6 5. 0-0 b5 6. Bd5 Nf6 7. Bxc6 dxc6 8. Nxe5 Qc7 9. Nf3 Bg4 10. e5 Nd5 11. d4 0-0-0 12. a4 f6 13. axb5 axb5 14. Re1 fxe5 15. Re4 Bxf3 16. Qxf3 Kb7 17. dxe5 c4 18. Nd2 Bc5 19. Kh1 Rdf8 20. Qd1 Bxf2 21. Nf3 h6 22. Qc2 Bc5 23. b3 cxb3 24. Qxb3 Ra8 25. Rb1 Nb6 26. e6 g5 27. Bb2 Rhe8 28. g4 Rad8 29. Rbe1 Rd3 30. Ng1 Rd2 31. Ne2 Qd6 32. Bc1 Rd3 33. Qc2 Rxe6 34. Nd4 Rxe4 35. Rxe4 Rh3 36. Nf5 Qd5 37. Kg2 Rxc3 38. Qb1 Rxc1 39. Qxc1 Qxe4+ 40. Kf1 Qh1+ 0-1

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2003.10.26"]
[Round "4.9"]
[White "Grzegorczyk, Ron"]
[Black "Balan, Alex"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1618"]
[BlackElo "1785"]
[PlyCount "74"]
[EventDate "2003.10.25"]
[EventType "swiss"]
[EventRounds "5"]
[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 Bd6 5. Nc3 c6 6. Be3 Ne7 7. Be2 0-0 8. 0-0 Nf5 9. Bd3 Nxe3 10. fxe3 f5 11. Qe1 Be6 12. Nd1 Nd7 13. Nf2 g5 14. Nh3 h6 15. Nd2 Qc7 16. g3 f4 17. Nxf4 gxf4 18. exf4 Bg4 19. Nf3 Rae8 20. Ne5 Nxe5 21. dxe5 Bc5+ 22. Kg2 Qd7 23. Kh1 Bh3 24. Rf3 Bg4 25. Rf1 Bh3 26. Rf3 Qg4 27. Be2 Qe6 28. b4 Bb6 29. a4 Bg4 30. Rd3 Bf5 31. a5 Bxd3 32. Bxd3 Bc7 33. Qe3 b6 34. f5 Rxf5 35. Bxf5 Qxf5 36. Qxh6 Bxe5 37. Rg1 Bd4 0-1

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2003.10.25"]
[Round "2.9"]
[White "Grzegorczyk, Ron"]
[Black "Bolda, Dan H"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "1618"]
[BlackElo "1789"]
[PlyCount "90"]
[EventDate "2003.10.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 c5 7. Be2 cxd4 8. Qxd4 g6 9. 0-0 Bg7 10. Qb4 0-0 11. Be3 Nd5 12. Qb3 Nxe3 13. fxe3 Qb6 14. Qxb6 Nxb6 15. Nd4 Nd5 16. Kf2 Bh6 17. e4 Be3+ 18. Kf3 Bxd4 19. exd5 Bxb2 20. Rab1 Ba3 21. Rb3 Bd6 22. h3 f5 23. c4 b6 24. a4 Ba6 25. Rc1 Rfc8 26. Nf1 Bb7 27. Nd2 Bxd5+ 28. Kf2 Bc5+ 29. Kf1 Bc6 30. Ra1 Rd8 31. Nf3 Bb7 32. Ng5 Rd6 33. a5 h6 34. Bf3 Bxf3 35. Nxf3 Rad8 36. axb6 axb6 37. Re1 Rd1 38. Ne5 Rxe1+ 39. Kxe1 Rd6 40. Rg3 Kg7 41. Kf1 Bd4 42. Nd3 e5 43. Nb4 Bc5 44. Nd3 f4 45. Rg4 Rxd3 0-1

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2003.10.25"]
[Round "3.20"]
[White "Keefe, Matt"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1039"]
[BlackElo "1618"]
[PlyCount "76"]
[EventDate "2003.10.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. 0-0 d5 5. d3 e5 6. e4 d4 7. c3 Ne7 8. a3 0-0 9. Nbd2 Kh8 10. Nc4 Nbc6 11. Bd2 b5 12. Ncxe5 Nxe5 13. Nxe5 Bxe5 14. f4 Bg7 15. e5 Rb8 16. Qc2 Bb7 17. Bxb7 Rxb7 18. b3 Qd7 19. Rae1 Nd5 20. c4 bxc4 21. bxc4 Ne7 22. a4 Rfb8 23. Rb1 Nc6 24. a5 Nb4 25. Bxb4 Rxb4 26. Rxb4 Rxb4 27. Rb1 Qb7 28. Rxb4 cxb4 29. Qa4 Bf8 30. a6 Qb6 31. Qb5 Qxb5 32. cxb5 Bc5 33. Kg2 b3 34. g4 b2 35. f5 b1Q 36. Kg3 Qxd3+ 37. Kh4 Qxb5 38. Kg5 d3 0-1

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2003.10.25"]
[Round "1.26"]
[White "Ormechea, Kevin"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B33"]
[BlackElo "1618"]
[PlyCount "68"]
[EventDate "2003.10.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bc4 Nf6 7. Nc3 Be7 8. 0-0 0-0 9. Be3 Bb7 10. h3 d5 11. exd5 cxd5 12. Nxd5 Nxd5 13. Bxd5 Qxd5 14. f3 Qxd1 15. Raxd1 Rfd8 16. Bd2 Ba6 17. Rfe1 f6 18. f4 Bc5+ 19. Kh2 Bb7 20. fxe5 fxe5 21. Rxe5 Bd6 22. Bg5 Bxe5+ 23. Kg1 Rxd1+ 24. Kf2 Rf8+ 25. Ke2 Rd7 26. b3 Bxg2 27. c4 Bxh3 28. a3 Bf4 29. Bh4 Re8+ 30. Kf3 g5 31. Bf2 Rd3+ 32. Be3 Rexe3+ 33. Kf2 Rd2+ 34. Kg1 Re1# 0-1

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.09.01"]
[Round "7.8"]
[White "Goetz, Robert"]
[Black "Grzegorczyk, Ron"]
[Result "1/2-1/2"]
[ECO "B54"]
[WhiteElo "1590"]
[BlackElo "1618"]
[PlyCount "39"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 e6 6. Be3 a6 7. Be2 Nge7 8. 0-0 g6 9. Nxc6 bxc6 10. Bd4 e5 11. Be3 Bg7 12. Bf3 Be6 13. Qd2 Rb8 14. b3 d5 15. Bc5 f5 16. Bxe7 Kxe7 17. Rad1 d4 18. Na4 f4 19. Nc5 Bc8 20. b4 1/2-1/2

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.09.01"]
[Round "6.10"]
[White "Grzegorczyk, Ron"]
[Black "Brown, Ralph"]
[Result "1-0"]
[ECO "C75"]
[WhiteElo "1618"]
[BlackElo "1675"]
[PlyCount "99"]
[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. d4 a6 6. Ba4 exd4 7. cxd4 Nf6 8. Nc3 b5 9. Bc2 Bg4 10. Be3 Nb4 11. Bb1 Nc6 12. h3 Bh5 13. g4 Bg6 14. d5 Ne5 15. Nxe5 dxe5 16. 0-0 b4 17. Ne2 Bxe4 18. Bxe4 Nxe4 19. Qa4+ Qd7 20. Qxd7+ Kxd7 21. f4 f6 22. fxe5 fxe5 23. Rf7+ Be7 24. Rxg7 Rag8 25. Rxg8 Rxg8 26. Rc1 Bg5 27. Bxg5 Nxg5 28. Kg2 Rb8 29. Ng3 Rb5 30. Rd1 Rc5 31. Rd2 a5 32. h4 Nf7 33. Kh3 a4 34. Ne4 Rc4 35. Nf6+ Kd6 36. Nxh7 Nh6 37. Nf6 Ke7 38. g5 Nf5 39. Ng4 b3 40. axb3 axb3 41. Re2 e4 42. Ne5 Rc2 43. Rxe4 Kd6 44. Kg4 Kxd5 45. Kxf5 Rxb2 46. Nd3 Rd2 47. Nf4+ Kc5 48. Re8 b2 49. Rb8 Kd6 50. g6 1-0

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.31"]
[Round "4.15"]
[White "Grzegorczyk, Ron"]
[Black "Hill, Michael1111"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1618"]
[BlackElo "1333"]
[PlyCount "103"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be3 Bb4+ 6. c3 Be7 7. Be2 0-0 8. 0-0 b6 9. Nbd2 Bb7 10. Ne5 Nbd7 11. Ndf3 c5 12. Nxd7 Nxd7 13. Qc2 c4 14. Ne5 b5 15. Bg4 Nxe5 16. dxe5 Bc8 17. Bf3 Be6 18. Qd2 Qd7 19. Rfd1 Rfd8 20. Qd4 f6 21. Rd2 fxe5 22. Qxe5 Bf6 23. Qg3 Qf7 24. Rad1 Rd7 25. Bg5 Bxg5 26. Qxg5 Rad8 27. Qe5 a5 28. Rd4 Kh8 29. Bh5 Qg8 30. Rh4 Bf7 31. Bg4 Re8 32. Qd4 Rde7 33. h3 Re4 34. Qb6 g5 35. Rh6 Qg7 36. Bf5 Re1+ 37. Rxe1 Rxe1+ 38. Kh2 Qe5+ 39. g3 Qxf5 40. Rf6 Qe4 41. Qd8+ Kg7 42. Rxf7+ Kxf7 43. Qd7+ Kg8 44. Qd8+ Kg7 45. Qxg5+ Kf7 46. Qh5+ Ke6 47. Qe8+ Kd6 48. Qd8+ Ke6 49. Qe8+ Kf6 50. Qf8+ Kg6 51. Qg8+ Kh6 52. Qf8+ 1/2-1/2

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.31"]
[Round "5.19"]
[White "Thach, Scott"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B88"]
[WhiteElo "1410"]
[BlackElo "1618"]
[PlyCount "148"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 e6 6. Be3 a6 7. Bc4 Nf6 8. 0-0 Be7 9. Bb3 0-0 10. h3 Na5 11. Re1 b5 12. a3 Bb7 13. f3 Nxb3 14. cxb3 d5 15. exd5 Nxd5 16. Bf2 Nxc3 17. bxc3 Rc8 18. Qd3 Qc7 19. Ne2 Bd6 20. b4 Rfd8 21. Qe3 Bd5 22. Rac1 Bc4 23. Kh1 Be5 24. Qc5 Qxc5 25. Bxc5 Bxe2 26. Rxe2 Bf4 27. Be3 Bxe3 28. Rxe3 Rd2 29. Ree1 Rd3 30. Red1 Re3 31. Rd6 Ra8 32. Rcd1 g6 33. Rd8+ Rxd8 34. Rxd8+ Kg7 35. Rd6 Rxc3 36. Rxa6 Rd3 37. Kh2 h5 38. Ra5 Kf6 39. Rxb5 Rxa3 40. Rb8 Rb3 41. b5 h4 42. b6 Rb1 43. f4 Kf5 44. Rb7 f6 45. Rh7 Kxf4 46. Rxh4+ Kg5 47. Rg4+ Kf5 48. Rg3 Rxb6 49. Rf3+ Ke5 50. g4 f5 51. gxf5 gxf5 52. Kg3 Rb4 53. h4 Rg4+ 54. Kh3 Rg8 55. Rf1 f4 56. h5 Kf5 57. Rf2 e5 58. Kh4 e4 59. h6 f3 60. Rf1 Kg6 61. Rg1+ Kh7 62. Rf1 Kxh6 63. Kh3 Rg2 64. Re1 Re2 65. Rf1 Kg5 66. Kg3 Rg2+ 67. Kh3 Kf4 68. Re1 Rg8 69. Kh2 e3 70. Ra1 f2 71. Rf1 Kf3 72. Rxf2+ exf2 73. Kh1 f1Q+ 74. Kh2 Rh8# 0-1

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.30"]
[Round "3.19"]
[White "Morian, William"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1548"]
[BlackElo "1618"]
[PlyCount "74"]
[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 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 e6 5. Nge2 Nf6 6. 0-0 Be7 7. d4 Rb8 8. d5 exd5 9. exd5 Ne5 10. Be3 0-0 11. Nf4 a6 12. a4 b5 13. axb5 axb5 14. Qe2 Bd7 15. Rfd1 b4 16. Ne4 Bb5 17. Nxf6+ Bxf6 18. Qh5 g6 19. Qh6 Bg5 20. Qh3 Bd7 21. Ne6 fxe6 22. dxe6 Be8 23. Bxc5 Be7 24. Rd4 Nc6 25. Bxc6 Bxc6 26. Bxb4 Qb6 27. Bc3 Bf6 28. Rb4 Qc7 29. Rxb8 Qxb8 30. Re1 Bxc3 31. bxc3 Qb6 32. Re3 Qb1+ 33. Qf1 Qxf1+ 34. Kxf1 Re8 35. e7 Kf7 36. c4 Rxe7 37. Rd3 Be4 0-1

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.30"]
[Round "2.6"]
[White "Talreja, Milan"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1677"]
[BlackElo "1618"]
[PlyCount "91"]
[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. e3 Nf6 3. Bd3 g6 4. Nd2 Bg7 5. f4 Bg4 6. Ngf3 e6 7. h3 Bf5 8. Qe2 Ne4 9. Bxe4 Bxe4 10. c3 Nd7 11. Nxe4 dxe4 12. Ng5 Nf6 13. Qb5+ c6 14. Qxb7 0-0 15. Qxc6 Qd5 16. Qxd5 exd5 17. h4 h6 18. Nh3 a5 19. b3 Rfc8 20. Bd2 Rc6 21. Kf2 Ng4+ 22. Ke2 f5 23. Nf2 Nf6 24. Rhc1 a4 25. bxa4 Rxa4 26. Rcb1 Rca6 27. Rb2 Ne8 28. g4 Nd6 29. gxf5 Nxf5 30. Rb5 Nxh4 31. Rxd5 Nf3 32. Nxe4 Nxd2 33. Kxd2 Rxa2+ 34. Rxa2 Rxa2+ 35. Kd3 h5 36. Ng5 Ra7 37. Rd6 h4 38. Rxg6 Ra5 39. e4 Ra1 40. f5 Rd1+ 41. Kc4 Rg1 42. f6 h3 43. Rxg7+ Kf8 44. Ne6+ Ke8 45. Rxg1 h2 46. Rh1 1-0

[Event "Kalamazoo op1"]
[Site "Kalamazoo"]
[Date "2003.08.29"]
[Round "1.9"]
[White "Grzegorczyk, Ron"]
[Black "Albrecht, Ivan"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1618"]
[BlackElo "1449"]
[PlyCount "128"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 Bg4 6. Be2 Nbd7 7. h3 Bxf3 8. Bxf3 e5 9. 0-0 0-0 10. Be2 Re8 11. Bd3 exd4 12. Bxd4 Ne5 13. f3 Nh5 14. Be3 Ng3 15. Rf2 Nc6 16. Qd2 Nd4 17. Rb1 c6 18. Bc4 Ne6 19. Kh2 Nh5 20. g4 Nf6 21. Rd1 Nd7 22. Qxd6 Be5+ 23. Qxe5 Nxe5 24. Rxd8 Nxc4 25. Rxe8+ Rxe8 26. Bc1 Rd8 27. b3 Nb6 28. Kg2 Kf8 29. f4 Ke8 30. Kf3 Nd4+ 31. Ke3 Ne6 32. h4 Nc8 33. Rd2 Rxd2 34. Bxd2 Ne7 35. f5 Nf8 36. Kf4 Nd7 37. Be3 b6 38. b4 f6 39. Bd4 Kf7 40. a4 c5 41. bxc5 bxc5 42. Bf2 Nc6 43. g5 Nb4 44. gxf6 Kxf6 45. fxg6 hxg6 46. Nd5+ Nxd5+ 47. exd5 a6 48. Ke4 Ke7 49. a5 Nf6+ 50. Kd3 Nxd5 51. Bxc5+ Ke6 52. Ke4 Nf6+ 53. Kf4 Nd5+ 54. Kg5 Kf7 55. Bb6 Nb4 56. c4 Nc6 57. Kf4 Ke6 58. Ke4 Kd6 59. Kf4 Ke6 60. c5 Kf6 61. Bc7 Ke6 62. Kg5 Kf7 63. Kh6 Ne7 64. Bd6 Nc6 1/2-1/2

[Event "Detroit op1"]
[Site "Detroit"]
[Date "2003.05.17"]
[Round "2"]
[White "Dixon, Decarlos"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "433"]
[BlackElo "1590"]
[PlyCount "70"]
[EventDate "2003.05.17"]
[EventType "swiss"]
[EventRounds "5"]
[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. Bc4 e6 4. Nf3 a6 5. d3 b5 6. Bb3 Nc6 7. Bg5 Be7 8. Bxe7 Ngxe7 9. d4 c4 10. d5 Ne5 11. Ng5 N7g6 12. Nf3 Nxf3+ 13. Qxf3 e5 14. a4 cxb3 15. cxb3 b4 16. Ne2 a5 17. 0-0 Ba6 18. h3 0-0 19. Rad1 Rc8 20. Qf5 Bxe2 21. Rc1 Bxf1 22. Rxc8 Qxc8 23. Kxf1 Qxf5 24. exf5 Ne7 25. Ke2 Nxd5 26. Kd3 Nf4+ 27. Kc4 d5+ 28. Kb5 d4 29. Kc4 d3 30. g3 d2 31. gxf4 exf4 32. Kb5 d1Q 33. Kxa5 Rb8 34. f3 Qd5+ 35. Ka6 Qa8# 0-1

[Event "Detroit op1"]
[Site "Detroit"]
[Date "2003.05.17"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Beydoun, Mohammed"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "1590"]
[BlackElo "1316"]
[PlyCount "99"]
[EventDate "2003.05.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. Nxc6 bxc6 9. e5 Nd5 10. Nxd5 cxd5 11. c4 dxc4 12. Bxc4 Qc7 13. Qe2 0-0 14. b3 d5 15. Bd3 a5 16. Bb2 Bd7 17. Qc2 Qxc2 18. Bxc2 Rfc8 19. Bd3 f6 20. f4 f5 21. Rfc1 Bc5+ 22. Kf1 Be3 23. Rxc8+ Rxc8 24. g3 g5 25. fxg5 Bxg5 26. Ke2 h5 27. Kf3 Bd2 28. Rd1 Bc3 29. Bxc3 Rxc3 30. Ke2 Rc5 31. Ke3 Kg7 32. Rd2 Kg6 33. h4 Kg7 34. Rc2 Rxc2 35. Bxc2 Bb5 36. Kd4 Be2 37. Kc5 Kf7 38. a3 Ke7 39. b4 axb4 40. Kxb4 d4 41. Ba4 Kd8 42. Kc5 d3 43. Kd6 d2 44. Kxe6 d1Q 45. Bxd1 Bxd1 46. Kxf5 Ke7 47. Kf4 Ke6 48. a4 Bxa4 49. g4 hxg4 50. Kxg4 1/2-1/2

[Event "Detroit op1"]
[Site "Detroit"]
[Date "2003.05.17"]
[Round "3"]
[White "Rayon, Shawn"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1534"]
[BlackElo "1590"]
[PlyCount "90"]
[EventDate "2003.05.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 c5 2. d3 Nc6 3. Nf3 e5 4. Nc3 d6 5. g3 g6 6. Bg2 a6 7. a3 Bg7 8. Rb1 Nge7 9. Bd2 Rb8 10. 0-0 0-0 11. Qc2 Bf5 12. e3 b5 13. Nh4 Be6 14. cxb5 axb5 15. e4 Nd4 16. Qd1 Bb3 17. Qe1 Bc2 18. Ne2 Bxb1 19. Nxd4 Bxd3 20. Ne2 Nc6 21. Qd1 c4 22. Re1 b4 23. Qa4 Qb6 24. axb4 Ra8 25. Qd1 Nxb4 26. Bxb4 Qxb4 27. Nc3 Qxb2 28. Nd5 Ra2 29. Qf3 Ra1 30. Nf6+ Bxf6 31. Qxf6 Rxe1+ 32. Bf1 Bxf1 33. Ng2 Bxg2+ 34. Kxg2 Qe2 35. h4 Qxe4+ 36. f3 Qc2+ 37. Kh3 Rh1+ 38. Kg4 Qf5+ 39. Qxf5 gxf5+ 40. Kxf5 c3 41. f4 exf4 42. Kg5 c2 43. gxf4 c1Q 44. Kh5 Qe1 45. f5 Qxh4# 0-1

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2003.04.27"]
[Round "4"]
[White "Brooks, Randall"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B62"]
[WhiteElo "1507"]
[BlackElo "1590"]
[PlyCount "98"]
[EventDate "2003.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 d6 6. Bc4 Nf6 7. Bg5 Be7 8. f4 0-0 9. Qd2 a6 10. Nxc6 bxc6 11. 0-0-0 d5 12. exd5 cxd5 13. Bb3 a5 14. a3 h6 15. Bh4 Bd7 16. Qd4 Qc7 17. a4 Bc5 18. Qd3 Qxf4+ 19. Kb1 Qxh4 20. g3 Qb4 21. Rhf1 Be7 22. Ba2 Bxa4 23. Rf4 Ne4 24. Nxe4 dxe4 25. Rxe4 Rfd8 26. Rxb4 Rxd3 27. Rxd3 axb4 28. b3 Bc6 29. Rd4 Rd8 30. Rxd8+ Bxd8 31. Kc1 Bf6 32. c4 bxc3 33. b4 Kf8 34. Kc2 Ke7 35. Kd3 Kd6 36. Bb1 Kc7 37. Bc2 Kb6 38. Kc4 Bd5+ 39. Kd3 Kb5 40. h4 Kxb4 41. h5 Ka3 42. g4 Kb2 43. Ba4 Bb3 44. Bxb3 Kxb3 45. g5 Bxg5 46. Ke2 c2 47. Kd3 c1Q 48. Ke4 Qd1 49. Ke5 Qd5# 0-1

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2003.04.26"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Aldrich, Justin M"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1590"]
[BlackElo "1558"]
[PlyCount "79"]
[EventDate "2003.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[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. 0-0 Bd7 5. d4 exd4 6. Nxd4 Nxd4 7. Bxd7+ Qxd7 8. Qxd4 Qe6 9. Nc3 Nf6 10. Bg5 Be7 11. f4 0-0 12. Kh1 h6 13. f5 Qe5 14. Qxe5 dxe5 15. Bxf6 Bxf6 16. Rad1 Be7 17. Nb5 c6 18. Rd7 Bc5 19. Nd6 Bxd6 20. Rxd6 f6 21. Rfd1 Rf7 22. h4 h5 23. Kh2 c5 24. Kh3 b6 25. g4 hxg4+ 26. Kxg4 Kh7 27. a4 Rb8 28. c4 a6 29. R1d2 Rfb7 30. b3 Ra7 31. Rc6 Kh6 32. Rdd6 b5 33. axb5 axb5 34. cxb5 Rab7 35. b6 Ra8 36. Rxc5 Ra6 37. Rc8 Kh7 38. Rdd8 g6 39. Rc7+ Rxc7 40. bxc7 1-0

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2003.04.26"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Foord, Allan"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "1590"]
[BlackElo "1500"]
[PlyCount "125"]
[EventDate "2003.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[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 a6 6. Be2 e6 7. 0-0 Be7 8. Be3 0-0 9. a4 Nc6 10. Nxc6 bxc6 11. a5 c5 12. Bf3 Rb8 13. b3 Qc7 14. Bf4 Rd8 15. Qe2 e5 16. Bg3 Qb7 17. Na4 Nd7 18. Nb2 Qb5 19. Nc4 Bb7 20. Rfd1 Nf6 21. Qe1 Qc6 22. Rd3 Ne8 23. Rad1 Qc7 24. Nb6 Bc6 25. Qe2 Bb5 26. c4 Bc6 27. Qc2 Qb7 28. Re3 Bg5 29. Re2 g6 30. h4 Bh6 31. Rd3 Nf6 32. Nd5 Bxd5 33. cxd5 Qb4 34. Qc3 Rb5 35. Bxe5 dxe5 36. Qxe5 Bg7 37. Qc7 Rdb8 38. e5 Ne8 39. Qc6 Rxa5 40. Re4 Ra1+ 41. Kh2 Qb5 42. Qxb5 axb5 43. d6 Rd8 44. Rc3 Nxd6 45. Rd3 Nb7 46. Rc3 Rd4 47. Rxd4 cxd4 48. Rc8+ Bf8 49. Bxb7 Ra7 50. Bc6 b4 51. Be4 Rd7 52. Bd3 Kg7 53. f4 Be7 54. Kh3 h5 55. g4 hxg4+ 56. Kxg4 Rd5 57. Rc7 Kf8 58. Rc8+ Kg7 59. Rc7 Kf8 60. Rc8+ Kg7 61. Bc4 Rd7 62. Re8 Bc5 63. Bd3 1/2-1/2

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2003.04.26"]
[Round "2"]
[White "Hershberger, Kent"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1577"]
[BlackElo "1590"]
[PlyCount "69"]
[EventDate "2003.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Be2 g6 6. Be3 Bg7 7. Nc3 a6 8. 0-0 Nf6 9. f4 e6 10. Nxc6 bxc6 11. e5 Nd5 12. Nxd5 cxd5 13. Bd4 0-0 14. Rf3 Rb8 15. Rb3 Qc7 16. Rxb8 Qxb8 17. exd6 Qxd6 18. Bxg7 Kxg7 19. Qd4+ f6 20. Rf1 Rf7 21. Rf3 Bd7 22. Ra3 Qc7 23. Bd3 Bb5 24. Bxb5 axb5 25. c3 e5 26. fxe5 fxe5 27. Qe3 Qe7 28. Ra5 Qf6 29. Qe2 Qb6+ 30. Kh1 e4 31. Ra3 Rf2 32. Qd1 e3 33. h3 e2 34. Qxd5 e1Q+ 35. Kh2 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.09.02"]
[Round "7"]
[White "Grzegorczyk, Ron"]
[Black "Fick, Douglas"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "1578"]
[BlackElo "1458"]
[PlyCount "77"]
[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. Be2 Bg7 7. 0-0 0-0 8. Be3 Nc6 9. f4 Bd7 10. a3 Rc8 11. Bf3 a6 12. Rb1 Qc7 13. Nd5 Nxd5 14. exd5 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Qxc2 17. Qe3 Qc5 18. Rfe1 Qxe3+ 19. Rxe3 Rfe8 20. Rbe1 Kf8 21. g4 Rc2 22. b4 Bb5 23. f5 Rc4 24. f6 e6 25. dxe6 fxe6 26. Bxb7 Kf7 27. g5 Rh8 28. Bxa6 Bxa6 29. Rxe6 Rc7 30. Re7+ Rxe7 31. Rxe7+ Kf8 32. Ra7 Bc8 33. Rc7 Bf5 34. b5 Ke8 35. b6 Kd8 36. Rg7 Be4 37. b7 Bxb7 38. Rxb7 Kc8 39. Re7 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.09.01"]
[Round "4"]
[White "Griffin, John P"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1500"]
[BlackElo "1578"]
[PlyCount "120"]
[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. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 0-0 8. cxd5 exd5 9. b3 Nbd7 10. Ba3 Re8 11. Rc1 Ne4 12. Bd3 Ndf6 13. Nd2 Nxf2 14. Rxf2 Ng4 15. Re2 Nxe3 16. Qe1 Bxd4 17. Kh1 Bg4 18. Nf3 Bxf3 19. gxf3 Qf6 20. f4 Qxf4 21. Qg3 Qxg3 22. hxg3 Ng4 23. Kg2 Rxe2+ 24. Nxe2 Bg7 25. Bc5 Ne5 26. Bb1 b6 27. Bg1 c5 28. Nc3 d4 29. Nd5 Rd8 30. Nf4 d3 31. Rd1 d2 32. Be3 Ng4 33. Kf3 Nxe3 34. Kxe3 Bd4+ 35. Ke2 Bc3 36. Ng2 b5 37. Bd3 a6 38. Ne3 Re8 39. Rxd2 Bd4 40. Kf1 Rxe3 41. g4 Rg3 42. a4 bxa4 43. bxa4 a5 44. Bb5 Rxg4 45. Rd3 h5 46. Rf3 f6 47. Bd7 Re4 48. Rb3 Re7 49. Bc6 Kg7 50. Rb5 Rc7 51. Bd5 Bc3 52. Rb8 Kh6 53. Kg2 Kg5 54. Kf3 Bb4 55. Re8 c4 56. Re2 c3 57. Rg2+ Kh6 58. Be4 g5 59. Bf5 Rc4 60. Bc2 Rd4 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.08.31"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Hill, Michael1111"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1578"]
[BlackElo "1386"]
[PlyCount "83"]
[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. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qc7 6. Be2 Nge7 7. 0-0 cxd4 8. cxd4 Qb6 9. Nc3 Nf5 10. Na4 Qc7 11. b3 Bd7 12. Bb2 a6 13. Rc1 Qd8 14. Nc5 Na7 15. Nxb7 Qb6 16. Nc5 Bb5 17. b4 Bxe2 18. Qxe2 Nb5 19. a3 Ra7 20. Rc2 Be7 21. Rfc1 0-0 22. a4 Bxc5 23. dxc5 Qc6 24. axb5 axb5 25. Nd4 Nxd4 26. Bxd4 Rfa8 27. g3 Ra4 28. Rb1 Rc8 29. f4 Rca8 30. g4 R8a6 31. h4 Qa8 32. Qxb5 Ra3 33. Kg2 Ra2 34. Qe2 Rxc2 35. Qxc2 Ra2 36. Rb2 Ra1 37. c6 Qa6 38. b5 Qc8 39. b6 Qa6 40. Qe2 Qa4 41. b7 h6 42. b8Q+ 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.08.31"]
[Round "2"]
[White "Vorhauer, Sam"]
[Black "Grzegorczyk, Ron"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1381"]
[BlackElo "1578"]
[PlyCount "144"]
[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. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 Be7 5. Nbd2 a6 6. b3 Nbd7 7. Bb2 b5 8. 0-0 Bb7 9. c3 0-0 10. Re1 g6 11. Qc2 Rc8 12. Rac1 Kg7 13. Qb1 Ne8 14. e4 dxe4 15. Bxe4 Bxe4 16. Nxe4 Nd6 17. Nc5 Nxc5 18. dxc5 Nf5 19. c4+ Bf6 20. Rcd1 Qe7 21. Bxf6+ Qxf6 22. Ne5 Rfd8 23. Nd7 Qe7 24. c6 bxc4 25. bxc4 f6 26. Qb2 e5 27. Qc3 Qe6 28. Nc5 Qxc6 29. Nd3 Kf7 30. Nb4 Qe6 31. Nd5 c6 32. Nc7 Qe7 33. Nxa6 Rxd1 34. Rxd1 Nd4 35. Kh1 c5 36. Qa5 Ra8 37. Qb6 Qa7 38. Qxa7+ Rxa7 39. Nxc5 Rxa2 40. Nb7 Rxf2 41. Kg1 Rc2 42. c5 Ke7 43. h3 Kd7 44. Rb1 Kc7 45. Nd6 Kc6 46. Rb8 Rxc5 47. Ne4 Rc1+ 48. Kh2 Kc7 49. Ra8 Kb7 50. Ra2 f5 51. Rb2+ Kc7 52. Nf6 h6 53. Ra2 Rc6 54. Ra7+ Kb6 55. Rf7 Kb5 56. Nd5 Kc4 57. Nf6 e4 58. Nd7 Kc3 59. Nf6 g5 60. Nd5+ Kc4 61. Ne3+ Kd3 62. Nxf5 Nxf5 63. Rxf5 e3 64. Rd5+ Ke2 65. Kg3 Rf6 66. Ra5 Rf4 67. Ra2+ Kd3 68. Ra3+ Ke4 69. Ra4+ Kf5 70. Ra5+ Kg6 71. Re5 h5 72. Rxe3 h4+ 1/2-1/2

[Event "Lansing op"]
[Site "Lansing"]
[Date "2002.08.30"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Hodge, Larry"]
[Result "0-1"]
[ECO "C66"]
[WhiteElo "1578"]
[BlackElo "1339"]
[PlyCount "98"]
[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. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. 0-0 Nf6 7. Re1 Be7 8. d4 exd4 9. cxd4 0-0 10. Bc2 h6 11. Bd2 Re8 12. Bc3 Bg4 13. Nbd2 b5 14. a3 a5 15. b4 d5 16. e5 Nd7 17. bxa5 Nxa5 18. h3 Be6 19. Qb1 c6 20. a4 bxa4 21. Rxa4 Nc4 22. Nxc4 dxc4 23. Nd2 Rxa4 24. Bxa4 Qc7 25. Qe4 Bd5 26. Qg4 Be6 27. Qg3 Ra8 28. Bd1 Qd8 29. Qe3 Nb6 30. Bf3 Nd5 31. Bxd5 cxd5 32. f4 g6 33. g4 Kh7 34. Qf3 Qg8 35. Kh2 Ra2 36. Re2 Bh4 37. f5 gxf5 38. gxf5 Qg3+ 39. Qxg3 Bxg3+ 40. Kxg3 Bxf5 41. h4 Rc2 42. Re3 h5 43. Kf4 Kg6 44. Rg3+ Bg4 45. Bb4 Rb2 46. Bc3 Rc2 47. Nb1 Rf2+ 48. Ke3 Re2+ 49. Kf4 Re4# 0-1

[Event "Detroit op"]
[Site "Detroit"]
[Date "2002.05.25"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Saylor, Oliver"]
[Result "1-0"]
[ECO "C74"]
[WhiteElo "1500"]
[BlackElo "1377"]
[PlyCount "161"]
[EventDate "2002.05.25"]
[EventType "swiss"]
[EventRounds "5"]
[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 a6 4. Ba4 d6 5. c3 Nf6 6. Bc2 Be7 7. d4 exd4 8. cxd4 0-0 9. Be3 Nb4 10. 0-0 Nxc2 11. Qxc2 Bd7 12. Nc3 Re8 13. h3 Qc8 14. Nh2 Bc6 15. d5 Bd7 16. f4 Bd8 17. Bd4 c6 18. Qf2 Nxe4 19. Nxe4 Rxe4 20. dxc6 bxc6 21. Rae1 Rxe1 22. Rxe1 c5 23. Bc3 d5 24. f5 Bb6 25. f6 g6 26. Kh1 Qd8 27. Be5 Bc7 28. Nf3 d4 29. Qh4 Bc6 30. Qh6 Qf8 31. Qxf8+ Rxf8 32. Bxc7 Bxf3 33. gxf3 Rc8 34. Bb6 d3 35. Ba5 c4 36. Kg2 h6 37. Kf2 g5 38. Rc1 Rc5 39. Bd2 Re5 40. Be3 Rb5 41. Bd4 Rb4 42. Ke3 Kh7 43. Kd2 Kg6 44. Kc3 Ra4 45. a3 Kf5 46. Re1 Kf4 47. Re7 Ra5 48. Rxf7 Rd5 49. Re7 d2 50. Be3+ Kf5 51. Bxd2 Kxf6 52. Re3 Kf5 53. Kc2 Rc5 54. Re8 Rc6 55. Rf8+ Kg6 56. f4 Rc5 57. fxg5 hxg5 58. Rd8 Kh5 59. Rd4 Rf5 60. Rxc4 Rf3 61. Rc3 Rxc3+ 62. Kxc3 Kh4 63. Kb4 g4 64. hxg4 Kxg4 65. Ka5 Kf5 66. Kxa6 Ke6 67. Kb6 Kd7 68. Kb7 Kd6 69. a4 Kc5 70. a5 Kb5 71. a6 Ka4 72. a7 Kb3 73. Bc3 Ka4 74. a8Q+ Kb3 75. Qa3+ Kc2 76. Qa4+ Kc1 77. Kc6 Kb1 78. Kc5 Kc1 79. Kc4 Kb1 80. Kd3 Kc1 81. Qc2# 1-0

[Event "Detroit op"]
[Site "Detroit"]
[Date "2002.05.25"]
[Round "2"]
[White "Samuel, Roland"]
[Black "Grzegorczyk, Ron"]
[Result "1/2-1/2"]
[ECO "D60"]
[WhiteElo "1167"]
[BlackElo "1500"]
[PlyCount "96"]
[EventDate "2002.05.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 0-0 8. 0-0 h6 9. Bh4 Ne8 10. Bxe7 Qxe7 11. cxd5 exd5 12. Re1 f5 13. Qc2 Nd6 14. Rad1 Ne4 15. Nd2 Ndf6 16. f3 Nd6 17. e4 fxe4 18. fxe4 dxe4 19. Ndxe4 Nfxe4 20. Nxe4 Nxe4 21. Rxe4 Qf6 22. Rf1 Bf5 23. Ref4 g6 24. Bxf5 gxf5 25. Qc4+ Qf7 26. Qxf7+ Rxf7 27. Rxf5 Rd7 28. Rd1 Rad8 29. Rf4 c5 30. d5 Rxd5 31. Rdf1 R8d7 32. h3 b5 33. g4 a5 34. R1f2 c4 35. a3 Rd3 36. R2f3 Kg7 37. Kg2 Rxf3 38. Rxf3 Rd2+ 39. Rf2 Rd3 40. Rf3 Rd5 41. h4 b4 42. axb4 axb4 43. Kf1 Rd4 44. Rg3 Kf6 45. g5+ hxg5 46. hxg5+ Kg6 47. Ke2 Rd5 48. Rg4 c3 1/2-1/2

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2002.04.28"]
[Round "5"]
[White "Foord, Larry"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1506"]
[BlackElo "1500"]
[PlyCount "100"]
[EventDate "2002.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Qc2 g6 6. Nf3 Bg7 7. Bd3 Nbd7 8. 0-0 0-0 9. Re1 Nb6 10. c5 Nbd7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bg5 h6 15. Be3 Nxe4 16. Qxe4 Qd5 17. Qc2 f5 18. Qc3 g5 19. b3 f4 20. Bc1 Bd7 21. Bb2 Be8 22. Rad1 Bh5 23. Rd3 Bxf3 24. gxf3 Rad8 25. Red1 Rd7 26. h3 Qf5 27. Kg2 Rfd8 28. Qc4 Kh7 29. R3d2 Rd5 30. Qe2 Qf7 31. Bc3 h5 32. b4 Rf5 33. a3 g4 34. hxg4 hxg4 35. Rd3 Qg6 36. Rh1+ Kg8 37. Kf1 g3 38. fxg3 fxg3 39. Rg1 Rg5 40. Rd2 Rf8 41. Kg2 Kf7 42. Rd3 Rh8 43. Rh1 Rxh1 44. Kxh1 Rh5+ 45. Kg1 Rh2 46. Qe4 Qh6 47. f4 Rf2 48. Qh1 Rf1+ 49. Kxf1 Qxh1+ 50. Ke2 g2 0-1

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2002.04.28"]
[Round "4"]
[White "Grzegorczyk, Ron"]
[Black "Saylor, Oliver"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1500"]
[BlackElo "1421"]
[PlyCount "65"]
[EventDate "2002.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[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. 0-0 Nf6 6. Re1 a6 7. Ba4 Be7 8. d4 b5 9. Bc2 Bg4 10. h3 Bxf3 11. gxf3 d5 12. f4 Qd7 13. fxe5 Nxe4 14. Bxe4 dxe4 15. Qg4 Qxg4+ 16. hxg4 0-0 17. Rxe4 Bh4 18. g5 Bxf2+ 19. Kxf2 f5 20. gxf6 gxf6 21. e6 f5 22. Re2 Ne7 23. Bh6 Rf6 24. Bg5 Nd5 25. Bxf6 Nxf6 26. Nd2 Ng4+ 27. Kf3 Rd8 28. Nb3 Kg7 29. Nc5 a5 30. Rg1 Kf6 31. Nd7+ Ke7 32. Ne5 Nf6 33. Nc6+ 1-0

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2002.04.27"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Aldrich, Justin M"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1500"]
[BlackElo "1599"]
[PlyCount "114"]
[EventDate "2002.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Be2 Nc6 5. d3 Be7 6. Be3 0-0 7. 0-0 h6 8. Kh1 Ng4 9. Bd2 f5 10. h3 fxe4 11. dxe4 Nf6 12. Bc4+ Kh7 13. Qe2 Qe8 14. Nd5 Nxd5 15. exd5 Nd8 16. Bd3+ Kg8 17. g4 Qf7 18. Nh2 Qxd5+ 19. f3 Qf7 20. Qe4 g5 21. h4 Ne6 22. h5 Nc5 23. Qg6+ Qxg6 24. Bxg6 Ne6 25. c3 Nf4 26. Bxf4 Rxf4 27. Rad1 Bd7 28. Kg2 Bc6 29. Kf2 Raf8 30. Ke3 Kg7 31. Bf5 Be8 32. b3 c6 33. c4 Bxh5 34. Bc8 Rxc8 35. gxh5 Rh4 36. Ng4 Rxh5 37. Kf2 Rf8 38. Kg2 Rh4 39. c5 Rd8 40. cxd6 Bxd6 41. Nxe5 Bc7 42. Rxd8 Bxd8 43. Rd1 Bb6 44. Rd7+ Kf6 45. Ng4+ Ke6 46. Rxb7 h5 47. Nf2 Bxf2 48. Kxf2 Rh2+ 49. Kg3 Rxa2 50. Rh7 h4+ 51. Kg4 Rg2+ 52. Kh5 h3 53. Rh6+ Kf5 54. Rxc6 h2 55. Rc5+ Kf4 56. Rc4+ Kg3 57. Rg4+ Kxf3 0-1

[Event "Auburn Hills op"]
[Site "Auburn Hills"]
[Date "2002.04.27"]
[Round "2"]
[White "Mose, Greg"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1504"]
[BlackElo "1500"]
[PlyCount "58"]
[EventDate "2002.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bd3 Be7 7. 0-0 d5 8. Bb5 Bg4 9. exd5 Nxd5 10. Qe2 0-0 11. Rd1 Nd4 12. Qxe5 Bf6 13. Qe1 Bxf3 14. Rxd4 Bxd4 15. gxf3 Qf6 16. c3 Bb6 17. Qe4 Qg6+ 18. Qxg6 hxg6 19. c4 Nb4 20. Na3 Nd3 21. b3 Rad8 22. Be3 Bxe3 23. fxe3 a6 24. Ba4 Nb2 25. Rb1 Nxa4 26. bxa4 Rd2 27. Rxb7 Rxa2 28. Rb3 Rd8 29. c5 Rd1# 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2001.09.03"]
[Round "7"]
[White "Vorhauer, Sam"]
[Black "Grzegorczyk, Ron"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1392"]
[BlackElo "1511"]
[PlyCount "66"]
[EventDate "2001.08.31"]
[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 e6 4. Bd3 g6 5. b3 Bg7 6. Bb2 0-0 7. Nbd2 Nbd7 8. c3 Re8 9. 0-0 a6 10. Qc2 c5 11. Rfe1 b5 12. Qb1 c4 13. Bc2 Ng4 14. h3 Nh6 15. e4 Bb7 16. e5 f6 17. Bc1 fxe5 18. Nxe5 Nxe5 19. dxe5 Nf7 20. Nf3 Qc7 21. Bf4 Rac8 22. b4 Rf8 23. g3 Bh6 24. Bxh6 Nxh6 25. Nd4 Qf7 26. f4 Nf5 27. Bxf5 gxf5 28. Qd1 Qg6 29. Kf2 Kf7 30. Rh1 Rg8 31. Qf3 h5 32. Rhg1 Rg7 33. Rg2 Bc6 1/2-1/2

[Event "Lansing op"]
[Site "Lansing"]
[Date "2001.09.02"]
[Round "5"]
[White "Hubbell, William"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1128"]
[BlackElo "1511"]
[PlyCount "76"]
[EventDate "2001.08.31"]
[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. c4 c6 4. e3 Bg7 5. Be2 Nf6 6. 0-0 0-0 7. c5 Bf5 8. Nbd2 Nbd7 9. b3 Re8 10. Nh4 e5 11. Nxf5 gxf5 12. g3 e4 13. a4 Kh8 14. f3 Rg8 15. fxe4 fxe4 16. Ba3 Bh6 17. Rxf6 Qxf6 18. Nf1 Nf8 19. Bh5 Ne6 20. Qe2 Ng5 21. Bg4 Qg7 22. Kg2 Raf8 23. Bc1 f5 24. Bh3 Qg6 25. Ra2 Bg7 26. Qf2 Rf6 27. Qf4 Rgf8 28. Qh4 Nf3 29. Qf4 Qh5 30. Rf2 Bh6 31. Qc7 R6f7 32. Qd6 Ne1+ 33. Kg1 Qxh3 34. Qe5+ Bg7 35. Bd2 Nf3+ 36. Rxf3 exf3 37. Qxg7+ Rxg7 38. e4 Qg2# 0-1

[Event "Lansing op"]
[Site "Lansing"]
[Date "2001.09.02"]
[Round "4"]
[White "Saylor, Oliver"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1536"]
[BlackElo "1511"]
[PlyCount "81"]
[EventDate "2001.08.31"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bg5 Be7 7. Nbd2 d6 8. Bd3 0-0 9. a3 d5 10. exd5 Nxd5 11. Bxe7 Qxe7 12. 0-0 Kh8 13. Re1 Nf4 14. Be4 f6 15. g3 Ng6 16. Bxg6 hxg6 17. Nh4 Qf7 18. Ne4 g5 19. Nd6 Qc7 20. Ng6+ Kg8 21. Nxf8 Kxf8 22. Nxc8 Rxc8 23. Re3 Rd8 24. Rd3 Rxd3 25. Qxd3 Nd4 26. c3 Nb3 27. Rd1 Ke7 28. Qd5 Nc5 29. Qc4 a6 30. b4 Ne6 31. Qxc7+ Nxc7 32. c4 Ne6 33. Rd5 Nd4 34. a4 g4 35. b5 a5 36. c5 g6 37. Kf1 g5 38. b6 Nc6 39. Ke1 Ke6 40. Rd6+ Ke7 41. Rxc6 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2001.09.01"]
[Round "2"]
[White "Kieliszewski, Greg"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "1394"]
[BlackElo "1511"]
[PlyCount "115"]
[EventDate "2001.08.31"]
[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 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. 0-0 d6 6. Re1 e5 7. d3 Nf6 8. Bg5 Be7 9. Nbd2 0-0 10. h3 Be6 11. b3 Nd7 12. Be3 d5 13. exd5 cxd5 14. Nb1 Bf6 15. c3 Re8 16. d4 cxd4 17. cxd4 e4 18. Nfd2 Qb6 19. Nf1 Rac8 20. Qd2 Rc6 21. Nc3 Rec8 22. Nxe4 dxe4 23. d5 Rc2 24. Qxc2 Rxc2 25. Bxb6 Bxa1 26. dxe6 Nxb6 27. exf7+ Kxf7 28. Rxa1 Nd5 29. a3 Nc3 30. Ne3 Rb2 31. b4 Ne2+ 32. Kf1 Nf4 33. Nc4 Rc2 34. Nd6+ Ke6 35. Nxe4 Kf5 36. Ng3+ Kg6 37. Ne4 Kf5 38. Nc5 a5 39. Na6 Nd3 40. bxa5 Rxf2+ 41. Kg1 Re2 42. Nb4 Nf4 43. Rf1 Rxg2+ 44. Kh1 Rd2 45. a6 Rd7 46. Rf3 Kg5 47. Nc6 Rd1+ 48. Kh2 Rd2+ 49. Kg1 Rd1+ 50. Kf2 Rd2+ 51. Ke1 Re2+ 52. Kd1 Re8 53. a7 Nd5 54. Rb3 Kf4 55. Rb8 Re3 56. a8Q Nc3+ 57. Kc2 g5 58. Rf8+ 1-0

[Event "Lansing op"]
[Site "Lansing"]
[Date "2001.08.31"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Le Master, Terry"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1511"]
[BlackElo "1738"]
[PlyCount "68"]
[EventDate "2001.08.31"]
[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. Be2 Nc6 4. d3 g6 5. 0-0 Bg7 6. c3 Nf6 7. Be3 0-0 8. Qc1 Re8 9. Bh6 Bh8 10. h3 c4 11. Nbd2 cxd3 12. Bxd3 Bd7 13. Bc4 e6 14. Re1 Rc8 15. Bb3 a6 16. Nc4 Qc7 17. Qd1 d5 18. exd5 Nxd5 19. Ng5 Nce7 20. Ne4 Nf5 21. Be3 b5 22. Ncd2 Ndxe3 23. fxe3 Bc6 24. Bc2 Red8 25. Qg4 b4 26. Nb3 Bxe4 27. Bxe4 bxc3 28. Rac1 Qb6 29. Bxf5 exf5 30. Qe2 cxb2 31. Rxc8 Rxc8 32. Rb1 a5 33. Kh2 Rc1 34. Nxc1 Qc7+ 0-1

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2001.07.29"]
[Round "5"]
[White "Grzegorczyk, Ron"]
[Black "Vandivier, Don"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1521"]
[BlackElo "1860"]
[PlyCount "66"]
[EventDate "2001.07.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c3 Bg7 6. Be3 d6 7. Be2 Nf6 8. Nd2 0-0 9. 0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bg5 h6 13. Bh4 g5 14. Bg3 f5 15. h3 f4 16. Bh2 Bf5 17. Nb3 a5 18. Nd4 Bd7 19. Bg4 e5 20. Bxd7 Qxd7 21. Nc2 Qf5 22. Rc1 Rab8 23. c4 Nf6 24. b3 Rbd8 25. Qf3 e4 26. Qc3 f3 27. Ne3 Qc8 28. Qxa5 fxg2 29. Kxg2 Nh5 30. Qc7 Qe6 31. Rcd1 Rxd1 32. Rxd1 Qf6 33. Ng4 Qf3+ 0-1

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2001.07.29"]
[Round "4"]
[White "Ryan, Mark"]
[Black "Grzegorczyk, Ron"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1473"]
[BlackElo "1521"]
[PlyCount "60"]
[EventDate "2001.07.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nc6 5. Bf4 e6 6. Nc3 a6 7. e3 Bd6 8. Bxd6 Qxd6 9. a3 Nf6 10. Bd3 0-0 11. h3 Re8 12. 0-0 e5 13. dxe5 Nxe5 14. Nxe5 Rxe5 15. Qf3 Bd7 16. Rad1 Bc6 17. Qg3 Qe7 18. Be2 Ne4 19. Nxe4 dxe4 20. Rd4 Rg5 21. Qd6 Qxd6 22. Rxd6 Rc5 23. Rfd1 g6 24. b3 Rc8 25. Bc4 Kg7 26. R1d4 Rc7 27. b4 Re5 28. Bd5 Bxd5 29. R4xd5 Rxd5 30. Rxd5 Re7 1/2-1/2

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2001.07.28"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Fick, Douglas"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1521"]
[PlyCount "117"]
[EventDate "2001.07.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Nd7 4. Nf3 e6 5. Be2 Bb4+ 6. c3 Ba5 7. 0-0 Ne7 8. Bg5 0-0 9. a4 c5 10. Qc2 c4 11. Nbd2 Qe8 12. b3 cxb3 13. Nxb3 Bd8 14. c4 h6 15. Bh4 b6 16. a5 dxc4 17. Bxc4 Nd5 18. Bxd8 Qxd8 19. Bxd5 exd5 20. Qc6 Rb8 21. a6 Re8 22. Qxd5 Nf8 23. Qxd8 Rxd8 24. Nbd2 Ne6 25. Nb3 Bd7 26. d5 Nc7 27. d6 Ne6 28. Nfd4 Rbc8 29. Rac1 f6 30. Nxe6 Bxe6 31. Nd4 Kf7 32. f4 g6 33. f5 gxf5 34. Rxc8 Bxc8 35. Nxf5 Bxf5 36. Rxf5 Ke6 37. Rxf6+ Kxe5 38. Rf7 Kxd6 39. Rxa7 Kc6 40. Rh7 Ra8 41. a7 Kd5 42. Rxh6 b5 43. Rh5+ Kc4 44. Rh4+ Kc5 45. Rh7 b4 46. Kf1 Re8 47. Rb7 Ra8 48. Ke1 Kc4 49. Kd1 Kc3 50. Kc1 Re8 51. Rc7+ Kb3 52. g4 Ka2 53. Rc6 Re1+ 54. Kd2 Ra1 55. a8Q+ Kb3 56. Qg8+ Kb2 57. Qg7+ Kb3 58. Qf7+ Kb2 59. Qf6+ 1-0

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2001.07.28"]
[Round "2"]
[White "Grzegorczyk, Ron"]
[Black "Spooner, Frank"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1521"]
[BlackElo "1736"]
[PlyCount "105"]
[EventDate "2001.07.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c4 a6 4. Nc3 Qc7 5. d3 g6 6. g3 Bg7 7. Bg2 Nc6 8. Be3 d6 9. 0-0 Nge7 10. Qc1 h6 11. a3 Nd4 12. Bxd4 cxd4 13. Ne2 Nc6 14. b4 Bd7 15. b5 Ne5 16. Nxe5 Bxe5 17. a4 Rc8 18. Qb2 axb5 19. axb5 Qb6 20. Rfc1 0-0 21. Qd2 Bg7 22. Ra2 e5 23. Rca1 Be6 24. Ra7 Qc7 25. Qa5 Qd7 26. Qb6 Rb8 27. Nc1 Bf6 28. Qa5 Kg7 29. Nb3 Bd8 30. Qd2 Bh3 31. f4 exf4 32. Qxf4 Bxg2 33. Kxg2 Bg5 34. Qf3 f5 35. Nxd4 Bf6 36. Nc6 fxe4 37. Qxe4 Rbe8 38. Ne5 Qf5 39. Rxb7+ Kg8 40. Qd5+ Qe6 41. Qxe6+ Rxe6 42. Nxg6 Bxa1 43. Nxf8 Kxf8 44. Kf3 Bd4 45. Rd7 Ke8 46. Rh7 Bc5 47. Kf4 Re5 48. g4 Kd8 49. h4 Kc8 50. Kf3 Re3+ 51. Kf4 Rxd3 52. Rxh6 Rd4+ 53. Kf5 1/2-1/2

[Event "Kalamazoo op"]
[Site "Kalamazoo"]
[Date "2001.07.28"]
[Round "3"]
[White "Kahn, Aaron E"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1317"]
[BlackElo "1521"]
[PlyCount "58"]
[EventDate "2001.07.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 e5 4. g3 d6 5. Bg2 Bg4 6. Nbd2 Nf6 7. c3 Be7 8. a3 0-0 9. 0-0 b5 10. b4 a5 11. bxa5 Nxa5 12. Re1 Re8 13. h3 Be6 14. Ng5 h6 15. Nxe6 fxe6 16. Nb3 Qc7 17. Nxa5 Rxa5 18. Bd2 Rea8 19. Qb3 c4 20. Qb1 d5 21. exd5 exd5 22. f4 exf4 23. Bxf4 Bd6 24. Bxd6 Qxd6 25. d4 Qxg3 26. Qf5 Rxa3 27. Qe6+ Kh7 28. Rxa3 Rxa3 29. Re3 Ra1+ 0-1

[Event "Romulus op"]
[Site "Romulus"]
[Date "2000.09.04"]
[Round "6"]
[White "Cox, Nick"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1213"]
[BlackElo "1527"]
[PlyCount "104"]
[EventDate "2000.09.01"]
[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 Nc6 3. Bc4 e6 4. 0-0 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Be3 Nge7 8. Qd2 0-0 9. Nc3 Ne5 10. Be2 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. c3 Nc4 14. Bxc4 Qxc4 15. Bh6 b6 16. Bxg7 Kxg7 17. Rfe1 Bb7 18. Qf4 Qd5 19. Qe5+ Qxe5 20. Rxe5 Rfd8 21. Rd1 Kf6 22. Ree1 Bd5 23. b3 a6 24. c4 Bb7 25. Nc2 Ke7 26. Ne3 Rac8 27. h3 a5 28. a3 Rc7 29. b4 Rcd7 30. bxa5 Rxd1 31. Rxd1 Rxd1+ 32. Nxd1 bxa5 33. Kf1 Kd6 34. Ke2 f5 35. g3 e5 36. Ke3 Kc5 37. Kd3 h5 38. h4 Be4+ 39. Kc3 f4 40. gxf4 exf4 41. Nb2 g5 42. hxg5 h4 43. Nd3+ Bxd3 44. Kxd3 h3 45. g6 h2 46. g7 h1Q 47. g8Q Qf3+ 48. Kc2 Qxf2+ 49. Kd3 Qe3+ 50. Kc2 Qe2+ 51. Kc3 Qe1+ 52. Kd3 Qg3+ 0-1

[Event "Romulus op"]
[Site "Romulus"]
[Date "2000.09.04"]
[Round "7"]
[White "Grzegorczyk, Ron"]
[Black "Gross, Benjamin"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1527"]
[BlackElo "1432"]
[PlyCount "125"]
[EventDate "2000.09.01"]
[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 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Qf3 Nxc3 5. Qxc3 Nc6 6. Bb5 Bd7 7. Nf3 a6 8. Bc4 e6 9. a3 Qe7 10. 0-0 0-0-0 11. b4 Qe8 12. d4 f6 13. Re1 Na7 14. Qb3 Kb8 15. Bxe6 h5 16. d5 Bd6 17. c4 g5 18. c5 g4 19. Nh4 Be5 20. Bb2 Bxb2 21. Qxb2 Rh6 22. Bxg4 Qg8 23. Bf3 Qg5 24. g3 Rg8 25. Kh1 f5 26. Qc1 Qf6 27. Qf4 Nb5 28. Qe5 Re8 29. Qxf6 Rxf6 30. Rxe8+ Bxe8 31. a4 Nc3 32. a5 Bf7 33. c6 Bxd5 34. cxb7 Bxf3+ 35. Nxf3 Kxb7 36. Kg2 f4 37. Re1 fxg3 38. hxg3 Nd5 39. Re4 Kc6 40. Nd4+ Kd6 41. Nb3 Kc6 42. Nd4+ Kd6 43. Nc2 c5 44. bxc5+ Kxc5 45. Re5 Kc6 46. Rxh5 Re6 47. Nd4+ Kd6 48. Nxe6 Kxe6 49. Rh6+ Nf6 50. Rh8 Nd7 51. f4 Kd5 52. Rd8 Kc6 53. Rxd7 Kxd7 54. Kf3 Ke6 55. Ke4 Kd6 56. Kd4 Kc6 57. Kc4 Kd6 58. g4 Ke6 59. g5 Kd6 60. g6 Ke6 61. f5+ Kf6 62. Kc5 Kg7 63. Kb6 1-0

[Event "Romulus op"]
[Site "Romulus"]
[Date "2000.09.03"]
[Round "5"]
[White "Corbeill, Joe"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1736"]
[BlackElo "1527"]
[PlyCount "105"]
[EventDate "2000.09.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 Be7 4. Nc3 c6 5. e3 d5 6. Qc2 c5 7. dxc5 Bxc5 8. cxd5 Nxd5 9. Bb5+ Bd7 10. Nxd5 Bxb5 11. Qxc5 Qxd5 12. Qxd5 exd5 13. Nd4 Bd7 14. 0-0 0-0 15. Bd2 Be6 16. Rfc1 Na6 17. Rc2 b6 18. b4 Rfc8 19. Rac1 Rd8 20. a3 g6 21. f4 Bd7 22. Kf2 Bc8 23. Nc6 Bf5 24. Ne7+ Kf8 25. Nxf5 gxf5 26. b5 Nb8 27. Rc7 Nd7 28. R1c6 Kg8 29. Bb4 Nc5 30. Bxc5 bxc5 31. Rxc5 Kg7 32. Ke2 h5 33. Kd3 a6 34. b6 Rab8 35. R5c6 a5 36. b7 Rf8 37. Ra6 d4 38. exd4 h4 39. Rxa5 Kg6 40. Re5 h3 41. g3 f6 42. Ree7 Rg8 43. d5 Kh5 44. a4 Rgd8 45. Ke3 Rg8 46. a5 Rge8 47. a6 Rg8 48. a7 Rxg3+ 49. hxg3 Rg8 50. Kf3 Rh8 51. b8Q Kg6 52. Rg7+ Kh6 53. Qxh8# 1-0

[Event "Romulus op"]
[Site "Romulus"]
[Date "2000.09.03"]
[Round "4"]
[White "Grzegorczyk, Ron"]
[Black "Avery, Robert William"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1581"]
[BlackElo "1594"]
[PlyCount "106"]
[EventDate "2000.09.01"]
[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 Nf6 5. Be3 Be7 6. Be2 0-0 7. 0-0 Nbd7 8. c3 Re8 9. Nbd2 Nf8 10. Ne5 Bf5 11. Bb5 N6d7 12. Qf3 Nxe5 13. dxe5 Bd7 14. Qe2 c6 15. Bd3 Be6 16. f4 f5 17. Nf3 c5 18. Ng5 g6 19. Qf2 b6 20. Kh1 d4 21. cxd4 cxd4 22. Nxe6 Nxe6 23. Bd2 Rc8 24. Rac1 Rxc1 25. Rxc1 Qd7 26. Qf1 Rc8 27. Bc4 Kf7 28. Qd3 Rd8 29. Bb5 Qd5 30. Bc4 Qe4 31. Kg1 Qxd3 32. Bxd3 Ke8 33. Bb5+ Kf8 34. Kf2 g5 35. g3 gxf4 36. gxf4 Bh4+ 37. Kf3 Ke7 38. Be1 Bxe1 39. Rxe1 d3 40. Rd1 d2 41. Bc4 Nc5 42. Ke2 Rd4 43. b3 Rxf4 44. Rxd2 Re4+ 45. Kf3 Rxe5 46. Kf4 Kf6 47. Rd6+ Ne6+ 48. Kf3 Ke7 49. Rd2 Re4 50. Bd3 Ng5+ 51. Kg2 Rd4 52. Re2+ Kf6 53. a4 Rxd3 0-1

[Event "Romulus op"]
[Site "Romulus"]
[Date "2000.09.02"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Bostic, Donald"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1527"]
[BlackElo "1693"]
[PlyCount "116"]
[EventDate "2000.09.01"]
[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 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 Nd7 5. Nf3 e5 6. Bc4 h6 7. Qd2 Ne7 8. 0-0 f5 9. exf5 Nxf5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bf4 Qh4 13. Bxe5 dxe5 14. Qd5 Qf6 15. Rae1 Ne7 16. Rxe5 Kf8 17. Qc5 b6 18. Qxc7 Bf5 19. Rfe1 Nc6 20. Be6 Nxe5 21. Bxf5 gxf5 22. Qxe5 Qxe5 23. Rxe5 Re8 24. Rxf5+ Kg7 25. Kf1 Re6 26. f3 Rd8 27. Rd5 Rxd5 28. Nxd5 Rd6 29. c4 b5 30. b3 bxc4 31. bxc4 Rc6 32. Ne3 Ra6 33. Ke2 Rxa2+ 34. Kd3 a5 35. c5 Ra3+ 36. Kd4 Ra1 37. c6 Rc1 38. Nc4 Re1 39. Nxa5 Re7 40. Kd5 Kf6 41. Nc4 h5 42. g4 hxg4 43. fxg4 Kg5 44. Kd6 Re8 45. Kd7 Rh8 46. Ne5 Rh7+ 47. Kd6 Rh6+ 48. Kd5 Rh7 49. Kd6 Rh6+ 50. Kd5 Rh7 51. Ke4 Rc7 52. h3 Kh4 53. Kd5 Kxh3 54. Kd6 Rc8 55. c7 Kg3 56. Kd7 Rg8 57. c8Q Rxc8 58. Kxc8 Kf4 1/2-1/2

[Event "Romulus op"]
[Site "Romulus"]
[Date "2000.09.02"]
[Round "2"]
[White "La Ferriere, Adam"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "851"]
[BlackElo "1527"]
[PlyCount "112"]
[EventDate "2000.09.01"]
[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. f4 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 g6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bc4 Bg7 9. 0-0 Nh6 10. c3 0-0 11. f5 gxf5 12. Bxh6 Bxh6 13. exf5 Qb6+ 14. Kh1 Qxb2 15. Qb3 Qxb3 16. axb3 Bg7 17. Ra2 d5 18. Bd3 Bf6 19. c4 e5 20. fxe6 fxe6 21. cxd5 cxd5 22. Ra6 Bg7 23. Rd1 Rfb8 24. Bc2 Rb6 25. Ra5 a6 26. Rc5 Rc6 27. Rxc6 Bxc6 28. Rd3 Rf8 29. Rf3 e5 30. Bd3 Bb5 31. Rxf8+ Kxf8 32. Bxb5 axb5 33. Nc3 d4 34. Nxb5 Ke7 35. Kg1 Kd7 36. Kf2 Kc6 37. Na3 Kc5 38. Ke2 Kb4 39. Nc2+ Kc3 40. Ne1 e4 41. b4 d3+ 42. Nxd3 exd3+ 43. Kd1 Bd4 44. g4 Kxb4 45. h4 Be3 46. h5 h6 47. Ke1 Kc3 48. Kd1 Bg5 49. Ke1 Kc2 50. Kf2 d2 51. Kg3 d1Q 52. Kh3 Qf3+ 53. Kh2 Bf4+ 54. Kg1 Bg3 55. g5 Qf2+ 56. Kh1 Qh2# 0-1

[Event "Kalamazoo op07"]
[Site "Kalamazoo"]
[Date "2000.07.30"]
[Round "5"]
[White "Skidmore, Jennifer M"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1867"]
[BlackElo "1537"]
[PlyCount "45"]
[EventDate "2000.07.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Bb5 e5 5. fxe5 dxe5 6. Qh5 Bd7 7. Bxc6 Bxc6 8. Qxe5+ Qe7 9. Nf3 Nf6 10. d3 b5 11. Bg5 b4 12. Ne2 h6 13. Bh4 Rc8 14. 0-0 c4 15. Rac1 Bb7 16. Qb5+ Qd7 17. Qe5+ Be7 18. Nfd4 0-0 19. Nf5 Rc7 20. Nxh6+ gxh6 21. Bxf6 Bd6 22. Qh5 Rc5 23. Qxh6 1-0

[Event "Kalamazoo op07"]
[Site "Kalamazoo"]
[Date "2000.07.29"]
[Round "1"]
[White "Avery, James"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "627"]
[BlackElo "1537"]
[PlyCount "74"]
[EventDate "2000.07.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Be2 e5 4. 0-0 Nf6 5. Nc3 a6 6. d3 Be7 7. Be3 0-0 8. Nd5 d6 9. Nxe7+ Qxe7 10. c3 h6 11. Qc2 b5 12. d4 exd4 13. cxd4 c4 14. d5 Ne5 15. Nxe5 Qxe5 16. f4 Qxe4 17. Qxe4 Nxe4 18. Bf3 Bf5 19. g4 Bh7 20. f5 Rfe8 21. Bc1 Rac8 22. Re1 Nf6 23. Rxe8+ Rxe8 24. Bf4 Rd8 25. g5 hxg5 26. Bxg5 Bxf5 27. Bh5 Bg6 28. Bg4 Re8 29. Rf1 Nxg4 30. Rf4 Ne5 31. b3 c3 32. a4 c2 33. Rf2 bxa4 34. bxa4 Ng4 35. Rf3 Re1+ 36. Kg2 Be4 37. Bh4 c1Q 0-1

[Event "Kalamazoo op07"]
[Site "Kalamazoo"]
[Date "2000.07.29"]
[Round "2"]
[White "Grzegorczyk, Ron"]
[Black "Hamood, Al"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1537"]
[BlackElo "1851"]
[PlyCount "89"]
[EventDate "2000.07.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. Nc3 Nxd5 6. Qf3 c6 7. a3 e5 8. Nge2 Bc5 9. 0-0 0-0 10. b4 Bb6 11. Na4 a5 12. Bb2 Qe7 13. c4 axb4 14. cxd5 Rxa4 15. axb4 Rxa1 16. Rxa1 Qxb4 17. Ba3 Qa5 18. Qc3 Qxc3 19. Nxc3 Rd8 20. Rb1 Nd7 21. d6 Bc5 22. Rb3 f5 23. Nb1 Bxa3 24. Rxa3 Kf7 25. Ra7 Nc5 26. Ra5 b6 27. Ra7+ Kf6 28. d7 Rxd7 29. Ra8 Ne4 30. Rc8 c5 31. f3 Nxd2 32. Rc6+ Kg5 33. Nc3 Nc4 34. Na4 Rd1+ 35. Kf2 Ra1 36. Nxb6 Ra6 37. Rxc5 Nxb6 38. Rxe5 Ra2+ 39. Kg3 Nc4 40. Re6 Ne3 41. f4+ Kh5 42. Rxe3 g5 43. Rf3 g4 44. Rd3 Ra6 45. Rc3 1/2-1/2

[Event "Kalamazoo op07"]
[Site "Kalamazoo"]
[Date "2000.07.29"]
[Round "3"]
[White "Skidmore, Mike"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1800"]
[BlackElo "1537"]
[PlyCount "53"]
[EventDate "2000.07.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. 0-0 g6 6. c3 Bg7 7. e5 e6 8. d4 cxd4 9. cxd4 f6 10. Nc3 Ne7 11. exf6 Bxf6 12. Ne4 Nf5 13. g4 Nh4 14. Nd6+ Ke7 15. Ne5 Rf8 16. Bh6 Kxd6 17. Bxf8+ Qxf8 18. Qd3 Kc7 19. Nc4 Be7 20. Qg3+ Kd8 21. f4 Qf6 22. Ne5 Qg7 23. Rad1 Rb8 24. Rd2 Bb7 25. Qc3 Qf8 26. Qa5+ Ke8 27. Qc7 1-0

[Event "Michigan Reserve op"]
[Site "Cadillac"]
[Date "1999.09.06"]
[Round "6"]
[White "Grzegorczyk, Ron"]
[Black "Kane, Paul"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "62"]
[EventDate "1999.09.03"]
[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 c5 2. Nf3 d6 3. Be2 Nf6 4. Nc3 Nc6 5. d3 a6 6. 0-0 e6 7. b3 b5 8. Be3 g6 9. a3 Bg7 10. Rb1 Qc7 11. Nd2 0-0 12. f4 Nd4 13. Bf3 Bb7 14. Ne2 Nxf3+ 15. Nxf3 Ng4 16. Bc1 Rac8 17. h3 Nf6 18. Bb2 c4 19. e5 dxe5 20. fxe5 Nd5 21. Bd4 Bh6 22. Bf2 Ne3 23. Bxe3 Bxe3+ 24. Kh1 cxd3 25. Qxd3 Bh6 26. Nh2 Qxe5 27. Ng4 Qg5 28. Nf6+ Kh8 29. Ne4 Qe3 30. Qxe3 Bxe3 31. c4 Bxe4 0-1

[Event "Michigan Reserve op"]
[Site "Cadillac"]
[Date "1999.09.06"]
[Round "7"]
[White "Moore, Robert"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B44"]
[PlyCount "114"]
[EventDate "1999.09.03"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be2 Nf6 6. Bg5 Be7 7. 0-0 Nxe4 8. Bxe7 Qxe7 9. Nb5 d5 10. Bd3 Nf6 11. Nd2 a6 12. Nc3 0-0 13. Nf3 e5 14. Be2 d4 15. Na4 Bg4 16. b3 Rad8 17. Nb2 Bxf3 18. Bxf3 Nd5 19. Bxd5 Rxd5 20. Re1 Qd7 21. a3 f6 22. Nc4 Qc7 23. Qf3 Rd7 24. Rad1 b5 25. Nd2 Ne7 26. Qd3 Nd5 27. Ne4 Rc8 28. Rd2 Rdd8 29. b4 Qa7 30. Nc5 Nc3 31. Qf5 a5 32. Ne6 Re8 33. Rd3 Qd7 34. Nxg7 Qxf5 35. Nxf5 Ra8 36. Rg3+ Kh8 37. Rg7 axb4 38. axb4 Rg8 39. Rf7 Raf8 40. Rb7 Rg5 41. Nd6 Rg7 42. Rxg7 Kxg7 43. Ra1 Kg6 44. Ra7 Rd8 45. Ra6 Rb8 46. g4 h5 47. gxh5+ Kxh5 48. Nf5 Kg5 49. Ng3 Rf8 50. Ra7 f5 51. Rg7+ Kh6 52. Re7 f4 53. Re6+ Kh7 54. Re7+ Kg6 55. Nf1 Kf6 56. Rb7 Rg8+ 57. Kh1 Ne2 0-1

[Event "Michigan Reserve op"]
[Site "Cadillac"]
[Date "1999.09.05"]
[Round "4"]
[White "Avery, Robert William"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "122"]
[EventDate "1999.09.03"]
[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. h3 Nf6 3. Nf3 e6 4. Bg5 Be7 5. e3 Ne4 6. Bf4 Nd7 7. Bd3 c5 8. c3 0-0 9. Nbd2 Ndf6 10. 0-0 Bd6 11. Ne5 Nxd2 12. Qxd2 Nh5 13. Bh2 g6 14. g4 Ng7 15. f4 c4 16. Bc2 Bd7 17. g5 Qe8 18. Ng4 Nh5 19. Nh6+ Kg7 20. Bd1 f5 21. Bxh5 gxh5 22. Rf2 Be7 23. h4 Ba4 24. Rg2 a5 25. Kh1 Bc6 26. Rag1 b5 27. Bg3 Kg6 28. Bf2 b4 29. Qc2 Ba4 30. Qe2 Rb8 31. b3 cxb3 32. axb3 Bb5 33. Qb2 Bd3 34. Kh2 Be4 35. Rg3 bxc3 36. Qxc3 Bb4 37. Qb2 Rc8 38. Rc1 Qe7 39. Rgg1 Rxc1 40. Rxc1 Ba3 41. Rc7 Qxc7 42. Qxa3 Rc8 43. Kg3 Kg7 44. Be1 Re8 45. Qxa5 Qxa5 46. Bxa5 Rc8 47. Be1 Rc2 48. Ba5 Re2 49. b4 Rxe3+ 50. Kf2 Rf3+ 51. Ke2 Rxf4 52. Bc7 Rxh4 53. Be5+ Kg6 54. Bf6 Rh2+ 55. Ke3 Rh3+ 56. Kf4 Rb3 57. Be7 h4 58. Ng4 fxg4 59. Kxg4 h3 60. Bd6 Rxb4 61. Kxh3 Rxd4 0-1

[Event "Michigan Reserve op"]
[Site "Cadillac"]
[Date "1999.09.05"]
[Round "5"]
[White "James, Willis L"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B46"]
[PlyCount "161"]
[EventDate "1999.09.03"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. a3 Be7 7. Be3 Bf6 8. f4 d5 9. e5 Be7 10. Be2 Nh6 11. 0-0 Nxd4 12. Bxd4 Nf5 13. Bf2 g6 14. Bd3 d4 15. Ne4 Ne3 16. Bxe3 dxe3 17. Qf3 Qb6 18. b3 e2+ 19. Rf2 Bd7 20. Qxe2 Bc6 21. Kh1 Bxe4 22. Bxe4 Rd8 23. Qf3 Rd7 24. Rff1 0-0 25. b4 Rfd8 26. Rad1 Qc7 27. Rxd7 Rxd7 28. Rd1 b6 29. Rxd7 Qxd7 30. Bd3 Qd4 31. Qa8+ Kg7 32. Qxa6 Qxf4 33. Qxb6 Qxe5 34. g3 Qa1+ 35. Kg2 Qxa3 36. Qd4+ Bf6 37. Qc4 Qa7 38. Qe4 Bd4 39. c4 Qa2+ 40. Qe2 Qa8+ 41. Be4 Qb8 42. Qd3 e5 43. Qb1 Bc3 44. b5 Bd4 45. Qb4 Qb6 46. g4 Bc5 47. Qc3 Qf6 48. Qf3 Qg5 49. Bd3 h5 50. h3 h4 51. Qe4 Qd2+ 52. Be2 Bd4 53. Qf3 Qe1 54. Qf1 Qg3+ 55. Kh1 Be3 56. Qg2 Qe1+ 57. Qf1 Qxf1+ 58. Bxf1 f5 59. Kg2 f4 60. Kf3 Kf6 61. Ke4 Ke6 62. g5 Bc5 63. Be2 Be7 64. b6 Kd7 65. Kxe5 Bxg5 66. c5 f3 67. Bxf3 Be3 68. Kd5 Kc8 69. Kc4 Kb8 70. Kb5 Bf2 71. c6 Bg3 72. Bg4 Bf4 73. Kc5 Be3+ 74. Kb5 Bf4 75. Kc4 g5 76. Kd5 Bg3 77. Ke6 Kc8 78. Ke7+ Kb8 79. Kd7 Bf4 80. c7+ Bxc7 81. bxc7+ 1-0

[Event "Michigan Reserve op"]
[Site "Cadillac"]
[Date "1999.09.04"]
[Round "2"]
[White "Drysdale, Gilbert P"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "A34"]
[PlyCount "79"]
[EventDate "1999.09.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. e3 Nf6 5. d4 cxd4 6. exd4 exd4 7. Nxd4 Be7 8. Ndb5 d6 9. Bf4 0-0 10. Be2 d5 11. cxd5 a6 12. Nc7 Bd6 13. Bxd6 Qxd6 14. Nxa8 Nb4 15. Nb6 Qxb6 16. a3 Nbxd5 17. Nxd5 Nxd5 18. Qxd5 Qxb2 19. Qa2 Qc3+ 20. Kf1 Be6 21. Qb1 Rc8 22. Bd3 g6 23. h4 Rd8 24. Be2 Bf5 25. Qc1 Qd4 26. h5 Bd3 27. Bxd3 Qxd3+ 28. Kg1 Qd4 29. hxg6 fxg6 30. Rh3 Rf8 31. Rf3 Rxf3 32. gxf3 Qd5 33. Qc8+ Kg7 34. Kg2 h5 35. Qc7+ Kh6 36. Qf4+ Kg7 37. Rc1 g5 38. Rc7+ Kg6 39. Qe4+ Qxe4 40. fxe4 1-0

[Event "Michigan Reserve op"]
[Site "Cadillac"]
[Date "1999.09.04"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Hogarth, Frank"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "83"]
[EventDate "1999.09.03"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qd4 4. Nf3 Qb6 5. d4 e6 6. Be2 Nf6 7. 0-0 Bd6 8. b3 Nd5 9. Na4 Qc6 10. c4 Nb6 11. Nc3 Nd5 12. Nxd5 exd5 13. c5 Be7 14. Ne5 Qf6 15. b4 Nc6 16. Nxc6 bxc6 17. a4 Rb8 18. Rb1 a5 19. b5 Bf5 20. Rb3 Qg6 21. Rg3 Qe6 22. Bf4 g6 23. Bxc7 Ra8 24. Qd2 h5 25. Re3 Qd7 26. Bxa5 0-0 27. Ra3 g5 28. bxc6 Qxc6 29. Bb5 Qg6 30. Bc7 g4 31. Re1 Bg5 32. Bf4 f6 33. Bc6 Rad8 34. Bb7 Be4 35. c6 Qf5 36. Bxg5 fxg5 37. c7 Bxg2 38. Kxg2 Qf3+ 39. Rxf3 gxf3+ 40. Kg1 Rd6 41. Qxg5+ Kh7 42. Qe7+ 1-0

[Event "Michigan Reserve op"]
[Site "Cadillac"]
[Date "1999.09.03"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Cox, Nick"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "103"]
[EventDate "1999.09.03"]
[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 c5 2. Nf3 d6 3. Nc3 Nf6 4. d3 g6 5. Be2 Bg7 6. 0-0 0-0 7. Rb1 Nc6 8. a3 Be6 9. Ng5 Qd7 10. f4 Bg4 11. h3 Bxe2 12. Nxe2 Rac8 13. c4 a6 14. f5 b5 15. b3 Rb8 16. fxg6 fxg6 17. cxb5 axb5 18. Bb2 e5 19. Qc2 Qe7 20. Nf3 d5 21. Nd2 Nd4 22. Nxd4 exd4 23. Rbe1 dxe4 24. Nxe4 Nxe4 25. Rxf8+ Rxf8 26. Rxe4 Qd6 27. Qe2 Qd7 28. Re7 Qd8 29. Qe6+ Kh8 30. a4 bxa4 31. bxa4 Qa8 32. Qd7 Rg8 33. Ba3 Qc8 34. Qb5 Bf8 35. Re8 Qf5 36. Qb8 Qf7 37. a5 Bd6 38. Rxg8+ Qxg8 39. Qxd6 Qa2 40. Qf8+ Qg8 41. Qxg8+ Kxg8 42. Bxc5 Kf7 43. a6 Ke6 44. Bxd4 Kd5 45. a7 Kxd4 46. a8Q Kxd3 47. Qe8 Kd4 48. Kf2 h5 49. Qxg6 Ke5 50. Qxh5+ Ke4 51. g4 Kf4 52. Qf5# 1-0

[Event "Detroit Amateur North op-B"]
[Site "Detroit"]
[Date "1999.05.30"]
[Round "5"]
[White "Grzegorczyk, Ron"]
[Black "Funderburg, John T"]
[Result "1-0"]
[ECO "B56"]
[PlyCount "79"]
[EventDate "1999.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bd3 Nxd4 7. Be3 Bg4 8. f3 Nxf3+ 9. gxf3 Bh3 10. Bb5+ Nd7 11. Qd2 a6 12. Ba4 b5 13. Bb3 Ne5 14. Qf2 e6 15. 0-0-0 Be7 16. Qg3 Bf5 17. exf5 exf5 18. Bd4 Bf6 19. Nd5 0-0 20. Bb6 Bh4 21. Qh3 Bg5+ 22. f4 Bxf4+ 23. Nxf4 Qxb6 24. Qxf5 Rac8 25. Kb1 a5 26. a3 a4 27. Ba2 Qc5 28. Rd5 Qb6 29. Rhd1 Nc4 30. Bxc4 bxc4 31. Rxd6 Qb8 32. c3 Qb3 33. Qc2 Qb8 34. R6d4 Qb5 35. Nd5 Rb8 36. Nb4 Rfe8 37. Rd5 Qb6 38. Qxa4 Qg6+ 39. Ka2 Re2 40. Rd8+ 1-0

[Event "Detroit Amateur North op-B"]
[Site "Detroit"]
[Date "1999.05.30"]
[Round "4"]
[White "Treacy, Joe"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "71"]
[EventDate "1999.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Nc6 6. Bc4 Be7 7. 0-0 d6 8. Qe2 Nf6 9. Rd1 Qc7 10. Bf4 e5 11. Bg5 0-0 12. Rac1 Be6 13. Bxf6 Bxf6 14. Nb5 Qb6 15. Bxe6 fxe6 16. Rxd6 a6 17. Nc3 Nd4 18. Rxb6 Nxe2+ 19. Nxe2 Rac8 20. Rxe6 Rxc1+ 21. Nxc1 Rc8 22. Nd3 Rd8 23. Nfe1 Rd4 24. f3 Kf7 25. Rb6 Rd7 26. Kf1 Ke7 27. Ke2 Rc7 28. Rb3 Kd6 29. Rc3 Rf7 30. Nb4 Bd8 31. Rd3+ Ke7 32. Nd5+ Ke8 33. Rc3 Kd7 34. Nd3 Kd6 35. Rc8 Ba5 36. Re8 1-0

[Event "Detroit Amateur North op-B"]
[Site "Detroit"]
[Date "1999.05.29"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Henry, Ronald"]
[Result "0-1"]
[ECO "C64"]
[BlackElo "2200"]
[PlyCount "59"]
[EventDate "1999.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. 0-0 0-0 10. Qb3 a5 11. a3 Na6 12. Bc4 Nd6 13. Bd5 c6 14. Bc4 Nxc4 15. Qxc4 d5 16. Qd3 Nc7 17. Nbd2 Ne6 18. b4 b6 19. Nb3 Ba6 20. Qc3 Bxf1 21. Rxf1 axb4 22. Qxb4 b5 23. Ne5 Ra4 24. Qc3 Qc7 25. Nxc6 Rc4 26. Qf3 Rxc6 27. Qxd5 Rc3 28. Nd2 Rxa3 29. Qxb5 Nxd4 30. Ne4 0-1

[Event "Detroit Amateur North op-B"]
[Site "Detroit"]
[Date "1999.05.29"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Rojas, F."]
[Result "1-0"]
[ECO "C78"]
[PlyCount "95"]
[EventDate "1999.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bb4 6. c3 Bc5 7. d4 Bd6 8. Bxc6 dxc6 9. dxe5 Qe7 10. exd6 cxd6 11. e5 dxe5 12. Re1 Ng4 13. h3 0-0 14. hxg4 Rd8 15. Qa4 b5 16. Qe4 f6 17. Be3 Bb7 18. Qb4 Qe6 19. Nbd2 f5 20. gxf5 Qxf5 21. Qe4 Qxe4 22. Nxe4 Rf8 23. Ng3 c5 24. Bxc5 Rf6 25. Rxe5 Bxf3 26. gxf3 Rc8 27. Rae1 h6 28. Re8+ Rxe8 29. Rxe8+ Kf7 30. Rf8+ Ke6 31. Rxf6+ Kxf6 32. b3 a5 33. Bb6 a4 34. bxa4 bxa4 35. c4 Ke6 36. Ne4 Kd7 37. f4 Kc6 38. Bd4 Kd7 39. Bxg7 h5 40. f5 Kc6 41. f6 Kc7 42. f7 Kd7 43. f8Q Ke6 44. Qf6+ Kd7 45. Qd6+ Kc8 46. Nc5 a3 47. Qd7+ Kb8 48. Qb7# 1-0

[Event "Detroit Amateur North op-B"]
[Site "Detroit"]
[Date "1999.05.29"]
[Round "2"]
[White "Pascoe, Bramwell"]
[Black "Grzegorczyk, Ron"]
[Result "1/2-1/2"]
[ECO "B23"]
[PlyCount "139"]
[EventDate "1999.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Bb5 a6 5. Bxc6 bxc6 6. Nf3 d5 7. d3 Ne7 8. Bd2 Bd7 9. Qe2 Ng6 10. exd5 cxd5 11. Nxd5 Bc6 12. Nc3 Be7 13. 0-0-0 0-0 14. Ne5 Nxe5 15. Qxe5 Bxg2 16. Rhg1 Bf6 17. Qxc5 Bd4 18. Qg5 Qxg5 19. fxg5 Bxg1 20. Rxg1 Bf3 21. Ne4 Bh5 22. Nc5 Bg6 23. Nd7 Rfd8 24. Ne5 Rac8 25. Kb1 Rd5 26. Bf4 Rcc5 27. Re1 Rc8 28. Re2 Bf5 29. b3 Kf8 30. Re1 Ke7 31. Kb2 a5 32. c4 Rd4 33. Kc3 Rxf4 34. d4 f6 35. Nd3 Rf3 36. gxf6+ Kxf6 37. Rd1 g5 38. a3 h5 39. b4 axb4+ 40. axb4 g4 41. b5 Ke7 42. c5 Kd7 43. Kc4 Bxd3+ 44. Rxd3 h4 45. Rd1 Kc7 46. Re1 Rf6 47. Re4 Rg8 48. b6+ Kc6 49. Re3 g3 50. hxg3 hxg3 51. Ra3 g2 52. Ra7 Rc8 53. Rg7 Rf2 54. Rg6 Re2 55. d5+ Kd7 56. b7 exd5+ 57. Kd3 Rce8 58. b8Q Rxb8 59. Kxe2 Rc8 60. Rxg2 Rxc5 61. Kd3 Kd6 62. Rg6+ Ke5 63. Rg8 Rc6 64. Re8+ Kd6 65. Rd8+ Kc5 66. Kc3 Rc7 67. Kd3 Rc6 68. Kc3 Kb6+ 69. Kd4 Rc1 70. Rxd5 1/2-1/2

[Event "Grand Masters/Experts-ch"]
[Site "Lansing"]
[Date "1999.01.10"]
[Round "5"]
[White "Aldrich, Justin M"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1605"]
[BlackElo "1605"]
[PlyCount "136"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 e6 6. Nc3 Be7 7. a3 a6 8. Bd3 Bf6 9. Bc2 Nge7 10. 0-0 0-0 11. Re1 Ng6 12. Be3 Nh4 13. Nxh4 Bxh4 14. Qg4 e5 15. Qd1 Ne7 16. d5 f5 17. Qh5 f4 18. Qxh4 fxe3 19. Rxe3 Ng6 20. Qxd8 Rxd8 21. Na4 b5 22. Nb6 Rb8 23. Nxc8 Rbxc8 24. Bd1 Nf4 25. Bg4 Rc2 26. g3 Ng6 27. Re2 Rxe2 28. Bxe2 Rc8 29. Bd3 Nf8 30. a4 Nd7 31. b4 bxa4 32. Rxa4 Rc1+ 33. Kg2 Rc3 34. Bxa6 Nb6 35. Ra1 Rb3 36. b5 Nc4 37. Rc1 Nd2 38. Re1 Rb4 39. f3 Rb3 40. f4 exf4 41. gxf4 Rb4 42. e5 dxe5 43. fxe5 Kf7 44. Rc1 Nc4 45. Rf1+ Ke8 46. Bb7 Ne3+ 47. Kf2 Nxf1 48. Bc6+ Ke7 49. Kxf1 Rb2 50. e6 g5 51. Kg1 h5 52. Kh1 g4 53. Kg1 h4 54. Kh1 Kd6 55. Kg1 h3 56. Kf1 Rxh2 57. Kg1 Rb2 58. b6 h2+ 59. Kh1 g3 60. b7 Rb1+ 61. Kg2 h1Q+ 62. Kxg3 Qe1+ 63. Kf4 Qe5+ 64. Kg4 Rb4+ 65. Kf3 Qe4+ 66. Kf2 Rb3 67. Kg1 Rb2 68. Kf1 Qb1# 0-1

[Event "Grand Masters/Experts-ch"]
[Site "Lansing"]
[Date "1999.01.09"]
[Round "2"]
[White "Filkins, Kenn"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1605"]
[BlackElo "1605"]
[PlyCount "60"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Be7 6. e3 Nbd7 7. Qc2 b6 8. cxd5 cxd5 9. Bd3 Bb7 10. 0-0 h6 11. Bxf6 Bxf6 12. Rac1 0-0 13. Rfd1 Rc8 14. Qd2 Kh8 15. Nb5 e5 16. Rxc8 Bxc8 17. dxe5 Nxe5 18. Nxe5 Bxe5 19. Nxa7 Qf6 20. b3 Be6 21. Rc1 d4 22. Qb4 Ra8 23. Qxb6 dxe3 24. fxe3 Qh4 25. Qc6 Bxh2+ 26. Kf1 Qf6+ 27. Ke2 Bg4+ 28. Kd2 Qf2+ 29. Kc3 Be5+ 30. Kb4 Qd2+ 0-1

[Event "Grand Masters/Experts-ch"]
[Site "Lansing"]
[Date "1999.01.09"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Asbury, Victor"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1605"]
[BlackElo "1605"]
[PlyCount "120"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c4 g6 4. Nc3 Bg7 5. d3 Nf6 6. Be2 0-0 7. 0-0 a6 8. Rb1 d6 9. a3 Ng4 10. Bd2 f5 11. Qc1 Nd4 12. Nxd4 Bxd4 13. Bxg4 fxg4 14. Be3 Bg7 15. Bh6 Rf7 16. Bxg7 Kxg7 17. Ne2 e5 18. Qe3 Be6 19. Nc3 Qd7 20. Nd5 Bxd5 21. exd5 Raf8 22. Rbe1 Rf4 23. Re2 Qf5 24. Qd2 h5 25. b4 b6 26. Re3 h4 27. Qe2 Qg5 28. Re4 g3 29. Rxf4 gxh2+ 30. Kxh2 Rxf4 31. Qe3 Qf5 32. Kg1 Rd4 33. Rd1 e4 34. Re1 exd3 35. bxc5 bxc5 36. Qe7+ Kh6 37. Qe8 d2 38. Rd1 Re4 39. Qh8+ Kg5 40. Qd8+ Qf6 41. Qxf6+ Kxf6 42. Rxd2 Rxc4 43. Rd3 Re4 44. f3 Rd4 45. Rb3 Ke5 46. Rb6 Kxd5 47. Rxa6 c4 48. Ra5+ Kc6 49. Ra4 Rd1+ 50. Kf2 Kd5 51. Ke2 Rg1 52. Kf2 Rb1 53. Ra5+ Kd4 54. Ra6 Rb2+ 55. Kg1 d5 56. Rxg6 c3 57. Rg4+ Kd3 58. Rg5 d4 59. Rc5 c2 60. Kh2 Rb1 0-1

[Event "Grand Masters/Experts-ch"]
[Site "Lansing"]
[Date "1999.01.09"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Mathews, Jeff"]
[Result "1/2-1/2"]
[ECO "C80"]
[WhiteElo "1605"]
[BlackElo "1605"]
[PlyCount "144"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[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 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Re1 Nc5 7. Bxc6 dxc6 8. d4 Ne6 9. Nxe5 Be7 10. c3 0-0 11. Be3 f6 12. Nf3 Qd5 13. Nbd2 b5 14. b3 Qh5 15. Ne4 Bd6 16. Nxd6 cxd6 17. c4 Nc7 18. Bf4 Rd8 19. c5 Ne8 20. Qc2 Qf5 21. Qxf5 Bxf5 22. Re7 dxc5 23. dxc5 Rd7 24. Rxd7 Bxd7 25. Rd1 Bf5 26. h3 g5 27. Be3 Nc7 28. Nd4 Be4 29. f3 Bd5 30. Nf5 Re8 31. Kf2 h5 32. g3 a5 33. Bd4 Na6 34. Bxf6 Kh7 35. Ne7 Nxc5 36. Nxd5 cxd5 37. Rxd5 Rc8 38. Bxg5 Ne6 39. Be3 Rc2+ 40. Rd2 Rc3 41. Rd7+ Kg8 42. Ke2 a4 43. bxa4 bxa4 44. Rd5 Ra3 45. Rxh5 Rxa2+ 46. Kd1 Rg2 47. g4 a3 48. Ra5 a2 49. Kc1 Rh2 50. Bd2 Rxh3 51. Rxa2 Rxf3 52. Kd1 Kh7 53. Ra4 Kg6 54. Ke2 Rh3 55. Ra6 Kf7 56. Ra7+ Kg6 57. Be3 Rg3 58. Ra4 Rh3 59. Re4 Kf7 60. Kf2 Rh1 61. Kg3 Kf6 62. Ra4 Kg6 63. Ra5 Rb1 64. Re5 Kf6 65. Rh5 Rb3 66. Kf2 Rb2+ 67. Kf3 Rb1 68. Rh6+ Kf7 69. g5 Rb3 70. Ke4 Rb4+ 71. Kd5 Nxg5 72. Kc5 Rg4 1/2-1/2

[Event "Grand Masters/Experts-ch"]
[Site "Lansing"]
[Date "1999.01.09"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Reist, Douglas"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1605"]
[BlackElo "1605"]
[PlyCount "70"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Be2 0-0 6. 0-0 Nbd7 7. Be3 c5 8. dxc5 Nxc5 9. Bxc5 dxc5 10. Qxd8 Rxd8 11. Rad1 b6 12. Rxd8+ Bxd8 13. Rd1 Bb7 14. e5 Nd5 15. g3 Nxc3 16. bxc3 Bxf3 17. Bxf3 Rb8 18. Rd7 a5 19. Bb7 Kf8 20. Ba6 h6 21. Bb5 f6 22. f4 fxe5 23. fxe5 Bg5 24. Bc4 Rd8 25. Rxd8+ Bxd8 26. Bxe6 Ke7 27. Bd5 Bc7 28. e6 Kf6 29. Kf2 g5 30. Kf3 h5 31. h3 Bd8 32. g4 h4 33. a4 Ke5 34. Bc4 Be7 35. Ke3 Bd8 1/2-1/2

[Event "Michigan op reserve"]
[Site "USA"]
[Date "1998.??.??"]
[Round "?"]
[White "Dolin, Jack"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "D46"]
[PlyCount "68"]
[EventDate "1998.??.??"]
[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 c6 3. Nc3 e6 4. Nf3 Nd7 5. e3 Ngf6 6. Bd3 Be7 7. 0-0 0-0 8. cxd5 exd5 9. Qc2 h6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Nf6 13. Bd2 Be6 14. Rfe1 Bd6 15. Bf5 Bd5 16. Qd3 Qc7 17. Ne5 Rae8 18. f4 Rd8 19. Rac1 Qb6 20. b3 Rfe8 21. Re2 Be6 22. Bxe6 Rxe6 23. Nc4 Qc7 24. Rxe6 fxe6 25. Qe3 Kh8 26. Ne5 Bxe5 27. fxe5 Nd5 28. Qh3 Qd7 29. Rf1 Kg8 30. Qg3 Ne7 31. Bc3 Nf5 32. Qg4 Ne3 33. Qe2 Nxf1 34. Qxf1 Rf8 0-1

[Event "Michigan op reserve"]
[Site "USA"]
[Date "1998.??.??"]
[Round "?"]
[White "Grzegorczyk, Ron"]
[Black "Aldrich, Justin M"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "109"]
[EventDate "1998.??.??"]
[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 e5 2. Nf3 d6 3. Nc3 Nf6 4. d3 h6 5. Be3 Nc6 6. Be2 Be7 7. Qd2 Ng4 8. h3 Nxe3 9. fxe3 0-0 10. 0-0-0 Re8 11. d4 exd4 12. exd4 Bf6 13. Kb1 a6 14. g4 Bd7 15. Qe1 b5 16. Qg3 b4 17. Nd5 Rxe4 18. Bd3 Re8 19. h4 Nxd4 20. Nxf6+ Qxf6 21. Nxd4 c5 22. Nf5 Re5 23. g5 Qd8 24. Nxd6 Re7 25. gxh6 g6 26. h5 Qf8 27. hxg6 fxg6 28. Rdf1 Bf5 29. Nxf5 Rf7 30. Ne3 Rxf1+ 31. Rxf1 Qxh6 32. Qxg6+ Qxg6 33. Bxg6 Rd8 34. Bd3 a5 35. b3 Re8 36. Nc4 a4 37. bxa4 Ra8 38. a5 Ra7 39. Rf6 Kg7 40. Rc6 Kf8 41. Rxc5 Ke7 42. Rb5 Kd8 43. Rxb4 Rg7 44. a6 Rg1+ 45. Kb2 Rg7 46. Rb7 Rxb7+ 47. axb7 Kc7 48. Be4 Kb8 49. Ne5 Kc7 50. Nd7 Kxd7 51. b8Q Ke7 52. Qc7+ Kf8 53. Bg6 Kg8 54. Qf7+ Kh8 55. Qh7# 1-0

[Event "Michigan op reserve"]
[Site "USA"]
[Date "1998.??.??"]
[Round "?"]
[White "Grzegorczyk, Ron"]
[Black "Mitchell, Dave"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "65"]
[EventDate "1998.??.??"]
[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 d6 2. Nf3 Bg4 3. Be2 Nf6 4. Nc3 c6 5. d4 Qa5 6. 0-0 Nbd7 7. Bd2 e6 8. Kh1 Be7 9. a3 0-0 10. Ng1 Bxe2 11. Ngxe2 Rfd8 12. Nd5 Qa6 13. Nc7 Qb6 14. Nxa8 Rxa8 15. f3 e5 16. dxe5 dxe5 17. b4 Rd8 18. Qc1 Ne8 19. c4 c5 20. b5 Qd6 21. Nc3 Nb6 22. Nd5 Nxd5 23. exd5 Bf6 24. f4 e4 25. Qc2 Bxa1 26. Rxa1 Nf6 27. Re1 Re8 28. g3 Qd7 29. Bc3 e3 30. Bxf6 gxf6 31. Qd3 Qe7 32. Kg1 Kf8 33. Qxh7 1-0

[Event "Michigan op reserve"]
[Site "USA"]
[Date "1998.??.??"]
[Round "?"]
[White "Grzegorczyk, Ron"]
[Black "Moore, Mark"]
[Result "1/2-1/2"]
[ECO "C70"]
[PlyCount "99"]
[EventDate "1998.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 b5 6. Bc2 d6 7. d4 Bb6 8. dxe5 Bg4 9. exd6 cxd6 10. Qd5 Nge7 11. Qd3 Bxf3 12. Qxf3 0-0 13. Bf4 Ne5 14. Bxe5 dxe5 15. 0-0 Qc8 16. Qe2 Qc7 17. Bb3 Kh8 18. Nd2 f5 19. exf5 Rxf5 20. Nf3 Raf8 21. Be6 R5f6 22. Bh3 Ng6 23. Kh1 Nf4 24. Qxe5 Qxe5 25. Nxe5 Nxh3 26. gxh3 Rxf2 27. Rfe1 Bc7 28. Nd7 Rxh2+ 29. Kg1 Rd8 30. Re6 h6 31. Rd1 Rxb2 32. Rxa6 Be5 33. a4 Bxc3 34. axb5 Rxb5 35. Rad6 Rb2 36. R1d3 Bf6 37. Nxf6 Rxd6 38. Rxd6 gxf6 39. Rxf6 Kg7 40. Rf3 h5 41. Rg3+ Kf6 42. Kf1 Kf5 43. Kg1 Kf4 44. Ra3 Rb1+ 45. Kg2 Rb2+ 46. Kg1 Kg5 47. Ra4 Re2 48. Kh1 Rf2 49. Kg1 Rf4 50. Ra3 1/2-1/2

[Event "Michigan op reserve"]
[Site "USA"]
[Date "1998.??.??"]
[Round "?"]
[White "Jones, Gary"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "45"]
[EventDate "1998.??.??"]
[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 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 e6 5. Bb5 a6 6. Bxc6+ bxc6 7. 0-0 Be7 8. d3 Nf6 9. Qe1 0-0 10. Qg3 g6 11. e5 Nh5 12. Qe1 f6 13. g4 Ng7 14. Kh1 fxe5 15. fxe5 d5 16. Bh6 Rf7 17. Qe2 d4 18. Ne4 Bb7 19. Nfg5 Rxf1+ 20. Rxf1 Bxg5 21. Bxg5 Qd5 22. Kg1 Ne8 23. Qf2 1-0

[Event "Michigan op reserve"]
[Site "USA"]
[Date "1998.??.??"]
[Round "?"]
[White "Mandell, Ed"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "90"]
[EventDate "1998.??.??"]
[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 c5 2. Bc4 Nc6 3. d3 e6 4. Nc3 a6 5. Nf3 Nf6 6. Bg5 Be7 7. h4 d5 8. Bxf6 Bxf6 9. exd5 Bxc3+ 10. bxc3 exd5 11. Qe2+ Be6 12. Bb3 b5 13. 0-0-0 0-0 14. Ng5 Qf6 15. Rde1 c4 16. dxc4 dxc4 17. Nxe6 Qxe6 18. Bxc4 Qxc4 19. Qxc4 bxc4 20. Re4 Rfe8 21. Rxc4 Ne5 22. Rd4 Rac8 23. Rhd1 Rxc3 24. Re1 Kf8 25. Kd2 Rcc8 26. Kd1 Rcd8 27. Ree4 Rxd4+ 28. Rxd4 f6 29. Re4 Kf7 30. f4 Ng6 31. Rxe8 Kxe8 32. g3 f5 33. Kd2 Kd7 34. Kd3 Kd6 35. Kd4 Ne7 36. c4 Nc6+ 37. Kc3 Kc5 38. Kb3 Na5+ 39. Ka4 Nxc4 40. a3 Kd4 41. Kb4 Nxa3 42. Kxa3 h5 43. Kb4 Ke4 44. Ka5 Kf3 45. Kxa6 Kxg3 0-1

[Event "Lansing-ch MI B"]
[Site "Lansing"]
[Date "1995.??.??"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Eck, Jonathan"]
[Result "0-1"]
[ECO "C46"]
[PlyCount "76"]
[EventDate "1995.??.??"]
[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 Nc6 3. Nc3 d6 4. d3 Bg4 5. Be2 Be7 6. h3 Bh5 7. Nh2 Nf6 8. Bxh5 Nxh5 9. Qxh5 Nd4 10. Qd1 0-0 11. Nf3 Ne6 12. Nd5 f5 13. Nxe7+ Qxe7 14. 0-0 f4 15. b3 c5 16. c3 b6 17. Bb2 Rac8 18. d4 cxd4 19. cxd4 Ng5 20. Nxg5 Qxg5 21. Qg4 Qe7 22. Rac1 Rce8 23. Rc6 f3 24. gxf3 Rf4 25. Qg2 Rf6 26. Kh1 Rg6 27. Qh2 Qf6 28. Rg1 Qxf3+ 29. Rg2 Qxe4 30. Rc3 exd4 31. Rc1 d3 32. Rcg1 d2 33. Rf1 Qf3 34. Qg1 Re1 35. Kh2 Rxf1 36. Qxf1 Rxg2+ 37. Qxg2 Qxg2+ 38. Kxg2 d1Q 0-1

[Event "Lansing-ch MI B"]
[Site "Lansing"]
[Date "1995.??.??"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Velasquez, Alexander S"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "88"]
[EventDate "1995.??.??"]
[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 c5 2. Nf3 Nc6 3. c4 g6 4. Nc3 Bg7 5. d3 d6 6. Be2 Nf6 7. a3 0-0 8. Rb1 Bd7 9. Bd2 Rb8 10. Qc1 Re8 11. 0-0 a6 12. Bh6 Bh8 13. Ng5 Nd4 14. Bd1 b5 15. Ne2 Nxe2+ 16. Bxe2 Ng4 17. Bxg4 Bxg4 18. Qf4 Be6 19. Qg3 bxc4 20. dxc4 Bxc4 21. Rfe1 Rxb2 22. Rxb2 Bxb2 23. f4 Bd4+ 24. Kh1 Qd7 25. f5 Be5 26. Qg4 Rb8 27. h3 Ba2 28. fxg6 Qxg4 29. gxh7+ Kh8 30. hxg4 Bf6 31. Nxf7+ Bxf7 32. g5 Bg7 33. Rf1 Bg6 34. Re1 Bxh6 35. gxh6 Kxh7 36. e5 d5 37. g4 Kxh6 38. Re3 Rb2 39. Rh3+ Kg5 40. a4 d4 41. a5 d3 42. e6 d2 43. Kg2 d1Q+ 44. Kg3 Qxg4# 0-1

[Event "Lansing-ch MI B"]
[Site "Lansing"]
[Date "1995.??.??"]
[Round "5"]
[White "Horton, David"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B54"]
[PlyCount "99"]
[EventDate "1995.??.??"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 d6 6. Be2 Be7 7. Nc3 Nf6 8. a3 0-0 9. 0-0 a6 10. b4 Bd7 11. f4 e5 12. Nf3 exf4 13. Bxf4 Ng4 14. Nd5 Nge5 15. b5 Nxf3+ 16. gxf3 Ne5 17. Be3 Bh3 18. Nxe7+ Qxe7 19. Rf2 Qe6 20. Qd5 Qxd5 21. cxd5 f5 22. bxa6 bxa6 23. Bd4 fxe4 24. fxe4 Rxf2 25. Kxf2 Rf8+ 26. Kg3 Bc8 27. Rf1 Re8 28. Rb1 Nd7 29. Kf4 Nc5 30. Bxc5 dxc5 31. Rb6 Rf8+ 32. Ke3 Rf6 33. d6 Kf7 34. e5 Rh6 35. Bc4+ Ke8 36. Rb8 Kd7 37. e6+ Kxd6 38. Rxc8 Rh3+ 39. Kf2 Rxh2+ 40. Kg3 Rc2 41. Rd8+ Ke7 42. Rd7+ Ke8 43. Bxa6 Rc3+ 44. Kf4 Rxa3 45. Bb5 Rb3 46. Rb7+ Kd8 47. e7+ Kc8 48. Ba6 Rxb7 49. e8Q+ Kc7 50. Qe7+ 1-0

[Event "Lansing-ch MI B"]
[Site "Lansing"]
[Date "1995.??.??"]
[Round "2"]
[White "Moore, Randall"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B46"]
[PlyCount "47"]
[EventDate "1995.??.??"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. a3 a6 6. Nc3 Be7 7. Be3 Bg5 8. f4 Bh4+ 9. g3 Be7 10. Qg4 g6 11. 0-0-0 d6 12. Qf3 Bd7 13. Bc4 Qc7 14. Bb3 0-0-0 15. Na4 Na5 16. Nc3 Nf6 17. e5 Ne8 18. Qf2 Nxb3+ 19. Nxb3 Ba4 20. Nxa4 dxe5 21. Bb6 Rxd1+ 22. Rxd1 Qc6 23. Nc3 exf4 24. Qxf4 1-0

[Event "Detroit-ch MI opB"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "5"]
[White "Grzegorczyk, Ron"]
[Black "McNeil, Y."]
[Result "1-0"]
[ECO "B72"]
[PlyCount "55"]
[EventDate "1994.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Bf3 Bd7 9. 0-0 0-0 10. Nd5 Nxd5 11. exd5 Nxd4 12. Bxd4 Bxd4 13. Qxd4 Bf5 14. c3 Qc7 15. Rfe1 Rfe8 16. Re3 b6 17. Rae1 Rab8 18. g4 Bc8 19. h4 Rb7 20. h5 Qc5 21. Qf4 e5 22. dxe6 Rxe6 23. Rxe6 fxe6 24. Bxb7 Bxb7 25. Qe3 Qd5 26. Qxe6+ Qxe6 27. Rxe6 Bd5 28. Rxd6 1-0

[Event "Detroit-ch MI opB"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Radway, J."]
[Result "1-0"]
[ECO "B01"]
[PlyCount "87"]
[EventDate "1994.??.??"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Qe2 Qxe2+ 5. Bxe2 Nf6 6. Nf3 g6 7. Nb5 Nd5 8. a3 c6 9. c4 Bg7 10. cxd5 cxb5 11. Bxb5+ Bd7 12. Bxd7+ Nxd7 13. d4 0-0 14. 0-0 h5 15. Re1 e6 16. d6 h4 17. h3 b5 18. Bg5 Rfd8 19. Bxd8 Rxd8 20. Rac1 Nb6 21. Nxh4 Rxd6 22. Nf3 Bxd4 23. Nxd4 Rxd4 24. Rc7 a5 25. Rc5 a4 26. Rxb5 Nd5 27. f3 Nf4 28. Re4 Rxe4 29. fxe4 f5 30. exf5 exf5 31. b4 Ne2+ 32. Kf2 Nc3 33. Rb7 Ne4+ 34. Kf3 Nd6 35. Ra7 Nc4 36. Kf4 Nxa3 37. Rxa4 Nc4 38. b5 Kf7 39. Rxc4 Kf6 40. b6 g5+ 41. Kf3 g4+ 42. hxg4 Ke5 43. b7 Kd5 44. Rc1 1-0

[Event "Detroit-ch MI opB"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Vaughn, G."]
[Result "1-0"]
[ECO "B30"]
[PlyCount "71"]
[EventDate "1994.??.??"]
[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 c5 2. Nf3 Nc6 3. c4 g6 4. Nc3 Nd4 5. Nxd4 cxd4 6. Ne2 Bg7 7. Ng3 d6 8. Bd3 Nf6 9. 0-0 0-0 10. Be2 h5 11. d3 h4 12. Nh1 h3 13. f4 hxg2 14. Kxg2 e6 15. Ng3 Kh7 16. h4 Rh8 17. h5 Kg8 18. hxg6 fxg6 19. Rh1 Kf7 20. Bd2 Bd7 21. Qf1 Qb6 22. b3 Rh7 23. f5 exf5 24. exf5 Rxh1 25. fxg6+ Kxg6 26. Nxh1 Rh8 27. Qg1 Bc6+ 28. Bf3 Kf7 29. Ng3 Ng4 30. Ne4 Bxe4 31. Bxe4 Rh2+ 32. Kf1 Rxd2 33. Qxg4 d5 34. Bxd5+ Kf8 35. Qc8+ Ke7 36. Re1+ 1-0

[Event "Detroit-ch MI opB"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "7"]
[White "Grzegorczyk, Ron"]
[Black "Woolery, B."]
[Result "0-1"]
[ECO "B70"]
[PlyCount "44"]
[EventDate "1994.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bd2 Nc6 7. Nf3 e6 8. Bd3 Be7 9. 0-0 0-0 10. h3 Nd7 11. Ne2 Nde5 12. Ned4 Bf6 13. Nxe5 Nxe5 14. Rb1 Nxd3 15. Be3 Bxd4 16. Bxd4 e5 17. Bc3 Nf4 18. Bb4 Qg5 19. Qf3 Nxh3+ 20. Kh1 Nf4 21. Bxd6 Bg4 22. Qg3 Qh5+ 0-1

[Event "Detroit-ch MI opB"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "6"]
[White "Raupp, C."]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "164"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. f4 d5 2. e3 Nf6 3. Nf3 Nc6 4. Bb5 Bd7 5. b3 a6 6. Bxc6 Bxc6 7. 0-0 e6 8. Bb2 Be7 9. Ne5 Bb5 10. d3 0-0 11. Nd2 Bc5 12. Qf3 Qe7 13. Rae1 Ne8 14. Qg3 f6 15. Ng4 Kh8 16. Qh4 Qf7 17. Rf3 Be7 18. Rh3 g6 19. Rf1 Nd6 20. Nh6 Qg7 21. Rff3 e5 22. Rfg3 Be8 23. f5 g5 24. Qg4 Nf7 25. Qh5 Nxh6 26. Qxh6 Bd6 27. e4 d4 28. Nf3 Rg8 29. Bc1 Bf8 30. Qxg7+ Rxg7 31. Rg4 h5 32. Nd2 Kg8 33. Rgg3 h4 34. Rf3 Bh5 35. g4 Bxg4 36. Kg2 Bb4 37. Nc4 b5 38. Nb2 a5 39. Rf1 a4 40. Nd1 axb3 41. axb3 Ra2 42. Nf2 Rxc2 43. Rf3 Bxf3+ 44. Kxf3 Rc3 45. Bd2 Rxb3 46. Bxb4 Rxb4 47. Ng4 Rf7 48. Nh6+ Kf8 49. Nxf7 Kxf7 50. Rc1 Rb3 51. Ke2 Rc3 52. Rb1 c6 53. h3 Rc2+ 54. Kd1 Rh2 55. Rc1 Rxh3 56. Rxc6 Rxd3+ 57. Ke2 Re3+ 58. Kf2 Rxe4 59. Rc7+ Ke8 60. Rc6 Rf4+ 61. Ke2 Rxf5 62. Rb6 h3 63. Rb7 g4 64. Rh7 Rf3 65. Rh6 Ke7 66. Rh7+ Ke6 67. Rh4 f5 68. Rh6+ Kd5 69. Rh5 b4 70. Kd2 e4 71. Kc2 Kc4 72. Rh6 Rf2+ 73. Kc1 d3 74. Rc6+ Kd4 75. Rd6+ Ke3 76. Rh6 h2 77. Rh5 g3 78. Rh3 f4 79. Kb1 Ke2 80. Kc1 d2+ 81. Kc2 d1Q+ 82. Kb2 Ke1# 0-1

[Event "Detroit-ch MI opB"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "2"]
[White "Saulmon, Scott"]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "71"]
[EventDate "1994.??.??"]
[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 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d6 5. Bc4 a6 6. a3 g6 7. 0-0 Bg7 8. d3 Nge7 9. Qe1 0-0 10. Ne2 d5 11. Bb3 Qb6 12. Kh1 Qc7 13. e5 f6 14. exf6 Rxf6 15. c3 b5 16. Ng3 c4 17. dxc4 dxc4 18. Bc2 e5 19. fxe5 Nxe5 20. Bg5 Re6 21. Nd4 Rb6 22. Qf2 Bb7 23. Rae1 Rf8 24. Qe2 Bd5 25. Rxf8+ Kxf8 26. Rf1+ Nf7 27. Be4 Bxe4 28. Qxe4 Qe5 29. Qf3 Nf5 30. Ngxf5 Nxg5 31. Qa8+ Rb8 32. Nd6+ Ke7 33. Nc6+ Kxd6 34. Nxb8 Ne4 35. Qc6+ Ke7 36. Qd7# 1-0

[Event "Detroit-ch MI opB"]
[Site "Detroit"]
[Date "1994.??.??"]
[Round "4"]
[White "Stockton, T."]
[Black "Grzegorczyk, Ron"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "75"]
[EventDate "1994.??.??"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 a6 7. N5a3 Be6 8. Nc3 Nf6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nd5 Qd8 12. Nc2 Qa5+ 13. b4 Qd8 14. Be2 Be7 15. 0-0 0-0 16. Qd3 f5 17. f3 Rc8 18. Rfd1 Kh8 19. Kh1 Bg5 20. b5 axb5 21. cxb5 Ne7 22. Nxe7 Bxe7 23. Ne3 f4 24. Nd5 Bxd5 25. exd5 Rc5 26. Rdc1 Bf6 27. Rxc5 dxc5 28. Qe4 Qd7 29. Bd3 g5 30. a4 b6 31. a5 bxa5 32. Rxa5 Kg8 33. b6 Rf7 34. Ra7 Qe8 35. d6 Rd7 36. Ra8 Bd8 37. b7 Rxb7 38. Qxb7 1-0

[Event "Lansing-ch MI amateur"]
[Site "Lansing"]
[Date "1993.??.??"]
[Round "1"]
[White "Boyer, M."]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "64"]
[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 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bb5 Nge7 5. d3 a6 6. Ba4 d5 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Bxc6+ Qxc6 10. Rg1 f6 11. h3 Be6 12. Bd2 0-0-0 13. a3 Bd5 14. b4 e4 15. dxe4 Bxe4 16. bxc5 Bxc5 17. Rb1 Rhe8 18. Kf1 Qd5 19. Qe2 Bxc2 20. Be3 Bd3 21. Rc1 Bxe2+ 22. Kxe2 Kb8 23. Rgd1 Qa2+ 24. Rd2 Rxd2+ 25. Nxd2 Qxa3 26. Kf1 Qxc1+ 27. Ke2 Bb4 28. Kf3 Bxd2 29. Bxd2 Qxd2 30. Kg3 Re2 31. f3 Rxg2+ 32. Kh4 Qg5# 0-1

[Event "Lansing-ch MI amateur"]
[Site "Lansing"]
[Date "1993.??.??"]
[Round "3"]
[White "Gregg, Ted"]
[Black "Grzegorczyk, Ron"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "66"]
[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. f4 d5 2. b3 c5 3. e3 Nc6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. Bb2 d4 7. Nf3 dxe3 8. d3 Nf6 9. 0-0 e6 10. Ne5 Qd5 11. Qe2 Be7 12. Nxc6 Qxc6 13. Qxe3 0-0 14. Nd2 Nd5 15. Qg3 Bf6 16. Bxf6 Nxf6 17. Nf3 Nd5 18. Ne5 Qc7 19. Rf2 f6 20. Ng4 Rae8 21. Re1 Kh8 22. c4 Nb4 23. a3 Nc6 24. Rf3 Nd4 25. Rfe3 Nf5 26. Qf3 Nxe3 27. Rxe3 Rf7 28. f5 e5 29. h4 Rd7 30. Nf2 Qd6 31. Ne4 Qd4 32. h5 h6 33. Qg4 Qxe3+ 0-1

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Carpenter, O."]
[Result "1-0"]
[ECO "B50"]
[PlyCount "131"]
[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 c5 2. Nf3 Nc6 3. Nc3 d6 4. d3 Nf6 5. Be2 g6 6. 0-0 Bg7 7. Bd2 0-0 8. Qc1 Bg4 9. h3 Bxf3 10. Bxf3 Nd4 11. Bd1 a6 12. Ne2 d5 13. c3 Nxe2+ 14. Bxe2 e5 15. exd5 Nxd5 16. Bf3 Rb8 17. Bg5 f6 18. Bh4 Nf4 19. d4 Bh6 20. Kh1 Qd7 21. dxe5 fxe5 22. Rd1 Qc7 23. Bg3 Rbd8 24. Qc2 Rd6 25. Rxd6 Qxd6 26. Rd1 Qc7 27. Qb3+ c4 28. Qxb7 Qxb7 29. Bxb7 Rb8 30. Bxa6 Rxb2 31. Bxc4+ Kg7 32. Rd7+ Kf6 33. Rf7+ Kg5 34. Bb3 Rb1+ 35. Kh2 Re1 36. c4 Nd3 37. f4+ exf4 38. Bxe1 Nxe1 39. c5 Nd3 40. c6 Ne5 41. Rc7 Bf8 42. Rc8 Bd6 43. Bd5 f3 44. gxf3 Nxc6+ 45. Kg2 Ne7 46. Rd8 Nf5 47. Be4 Ba3 48. Rd3 Bc5 49. Bxf5 gxf5 50. a4 Kf6 51. a5 Ba7 52. a6 f4 53. Rd7 Be3 54. Rxh7 Kg6 55. Rb7 Kg5 56. a7 Bxa7 57. Rxa7 Kh4 58. Rg7 Kh5 59. Rg4 Kh6 60. Rxf4 Kh5 61. Rg4 Kh6 62. f4 Kh7 63. f5 Kh6 64. f6 Kh7 65. f7 Kh8 66. f8Q+ 1-0

[Event "Flint-ch MI class-B"]
[Site "Flint"]
[Date "1993.??.??"]
[Round "3"]
[White "Grzegorczyk, Ron"]
[Black "Foord, Allan"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "126"]
[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 c5 2. Nf3 d6 3. Nc3 Nf6 4. d3 Nc6 5. Be2 e6 6. 0-0 Be7 7. Be3 a6 8. h3 Qc7 9. Bg5 h6 10. Bh4 b5 11. Bg3 Bb7 12. a3 Rd8 13. Na2 e5 14. c4 0-0 15. Nh4 Nd4 16. Nc1 bxc4 17. f3 Nxe2+ 18. Qxe2 cxd3 19. Nxd3 c4 20. Nb4 a5 21. Na2 Nh5 22. Nf5 Nxg3 23. Nxg3 d5 24. exd5 Rxd5 25. Nc3 Rd3 26. Rad1 Rfd8 27. Rxd3 cxd3 28. Qd2 Qb6+ 29. Kh1 Bg5 30. Qd1 Qxb2 31. Nge4 Qxa3 32. Nb1 Qb2 33. Nxg5 hxg5 34. Kg1 Qc2 35. Qe1 d2 36. Qd1 Qxd1 37. Rxd1 e4 38. fxe4 Bxe4 39. Na3 Rd3 40. Nc4 a4 41. Kf2 Rd4 42. Na3 f5 43. g4 g6 44. Nb5 Rd3 45. gxf5 gxf5 46. h4 gxh4 47. Rg1+ Kf7 48. Ke2 Rd7 49. Nc3 Bc2 50. Nd1 Bxd1+ 51. Kxd1 Kf6 52. Rg8 Rd4 53. Rf8+ Kg5 54. Rg8+ Kf4 55. Rh8 Ke3 56. Re8+ Re4 57. Rf8 f4 58. Rd8 Rd4 59. Re8+ Kf2 60. Re2+ Kg3 61. Re5 f3 62. Re3 h3 63. Rb3 h2 0-1

[Event "Flint-ch MI class-B"]
[Site "Flint"]
[Date "1993.??.??"]
[Round "1"]
[White "Grzegorczyk, Ron"]
[Black "Gregory, Kevin"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "66"]
[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 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 e6 5. Be3 Nf6 6. Be2 Bd6 7. Nbd2 Nc6 8. Bd3 Nb4 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. c3 Nd3+ 12. Ke2 Nxb2 13. Qb3 Na4 14. c4 dxc4 15. Nxc4 Nb6 16. Nxb6 axb6 17. Qxb6 Nd5 18. Qb3 Ra3 19. Qb2 0-0 20. Rhc1 Rfa8 21. Rc4 b5 22. Rc2 b4 23. Ne5 Qb7 24. Nc4 Nxe3 25. Nxd6 Qa6+ 26. Nc4 Nxc2 27. Qxc2 Rc3 28. Qe4 Qxc4+ 29. Ke1 Rc8 30. h4 Rc2 31. g4 Qc3+ 32. Kf1 Qxa1+ 33. Kg2 Qxa2 0-1

[Event "Lansing-ch MI op-B"]
[Site "Lansing "]
[Date "1993.??.??"]
[Round "2"]
[White "Grzegorczyk, Ron"]
[Black "Guenther, B."]
[Result "1-0"]
[ECO "C64"]
[PlyCount "84"]
[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 Nc6 3. Nc3 Bc5 4. Bb5 Nge7 5. 0-0 0-0 6. d3 f6 7. Ne2 d6 8. c3 d5 9. exd5 Qxd5 10. Bc4 Qxc4 11. dxc4 Rd8 12. Qe1 Bf5 13. Ng3 Bd3 14. Ne2 e4 15. Nfd4 Bxd4 16. cxd4 Bxe2 17. Qxe2 Rxd4 18. Be3 Rd3 19. Rad1 Ne5 20. b3 Nf5 21. Rxd3 exd3 22. Qd2 Rd8 23. Rd1 Nh4 24. Qc3 b6 25. f4 Ng4 26. Rxd3 Re8 27. h3 Nh6 28. Qd2 Nf7 29. Rd7 Nf5 30. Bf2 N7d6 31. Rxc7 Rd8 32. Rxa7 Rb8 33. g4 Ne4 34. Qd5+ Kh8 35. gxf5 Nc3 36. Qf7 Rg8 37. Re7 h6 38. Re8 Rxe8 39. Qxe8+ Kh7 40. Bxb6 Nxa2 41. Bc5 h5 42. Qf7 Kh8 1-0

