[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.14"]
[Round "9"]
[White "Riemens, Albert"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2222"]
[PlyCount "50"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 Bg4 6. Be2 c6 7. 0-0 Nbd7 8. h3 Bh5 9. Be3 e6 10. Qd2 Qc7 11. Bf4 Bd6 12. Bxd6 Qxd6 13. a3 0-0 14. Rad1 Rfd8 15. Rfe1 a6 16. Qe3 c5 17. dxc5 Qxc5 18. Qxc5 Nxc5 19. Rxd8+ Rxd8 20. Rd1 Rxd1+ 21. Bxd1 Kf8 22. g4 Bg6 23. Ne5 Ke7 24. Nxg6+ hxg6 25. Bf3 b6 1/2-1/2

[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.13"]
[Round "8"]
[White "Kommer, Bas"]
[Black "Vedder, Richard"]
[Result "1/2-1/2"]
[ECO "D11"]
[BlackElo "2238"]
[PlyCount "108"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 c6 5. Qb3 Qb6 6. c5 Qc7 7. Bf4 Qc8 8. Qa4 Nd7 9. b4 b5 10. Qa5 Be7 11. Bc7 Qb7 12. e3 Rc8 13. Bg3 Ngf6 14. Be2 Bd8 15. Qa3 a5 16. 0-0 0-0 17. Nh4 Ra8 18. Nxf5 exf5 19. f3 Re8 20. Kf2 Nf8 21. Bd3 g6 22. Rfe1 Ne6 23. Kg1 Nh5 24. Bf2 Bf6 25. g3 Ra7 26. Qb3 axb4 27. Qxb4 Rea8 28. a4 bxa4 29. Rxa4 Qxb4 30. Rxb4 Nxc5 31. Bf1 Nd7 32. Rb3 Ra3 33. Reb1 Ng7 34. Kg2 Ne6 35. Rxa3 Rxa3 36. Rc1 Kf8 37. Nd1 Nd8 38. Be1 Ra2+ 39. Kg1 Be7 40. Nc3 Rb2 41. Nd1 Rb8 42. Ba5 c5 43. dxc5 Bxc5 44. Bxd8 Rxd8 45. Bb5 Be7 46. Nc3 Nf6 47. Ne2 h5 48. Nd4 Ra8 49. Rc2 Bd6 50. Rc6 Be5 51. Ne2 Rb8 52. Ba6 Rb3 53. Kf2 g5 54. Bc8 Kg7 1/2-1/2

[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.12"]
[Round "7"]
[White "Roskam, Mathieu"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "124"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. Bc4 Bg4 6. h3 Bh5 7. d3 c6 8. Bg5 Nbd7 9. g4 Bg6 10. Qd2 e6 11. a3 Qc7 12. 0-0-0 b5 13. Bb3 b4 14. axb4 Bxb4 15. Qf4 Bd6 16. Qc4 0-0 17. Nh4 Nd5 18. Nxg6 fxg6 19. Rde1 Ne5 20. Qe4 Rae8 21. Bd2 Rxf2 22. d4 Nf3 23. Re2 Nxd2 24. Kxd2 Rxe2+ 25. Qxe2 Bf4+ 26. Kd1 Qa5 27. Qe1 Qa1+ 28. Ke2 Qxb2 29. Kf3 Rf8 30. Qxe6+ Kh8 31. Nxd5 cxd5 32. Kg2 Qc3 33. Qe1 Qxd4 34. Rf1 g5 35. Qd1 Qe4+ 36. Qf3 Qxf3+ 37. Rxf3 d4 38. Rd3 Be5 39. Rf3 Bf6 40. Rf5 Re8 41. Ra5 Re7 42. Bc4 h6 43. Rd5 Rc7 44. Bd3 Kg8 45. Bf5 Kf7 46. Rd7+ Rxd7 47. Bxd7 Ke7 48. Ba4 Kd6 49. Kf3 Kc5 50. Ke2 Kb4 51. Be8 Kc3 52. Kd1 d3 53. cxd3 Kxd3 54. Bb5+ Kc3 55. Ba6 Kb4 56. Kc2 Kc5 57. Kb3 Kb6 58. Bd3 a5 59. Kc4 Kc6 60. Bc2 Kd6 61. Kd3 Ke5 62. Ke3 Be7 0-1

[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.11"]
[Round "6"]
[White "Kommer, Bas"]
[Black "Heine, Ivar"]
[Result "1/2-1/2"]
[ECO "A48"]
[BlackElo "1937"]
[PlyCount "61"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. c3 Bg7 4. Bg5 Nf6 5. Nbd2 0-0 6. e4 c5 7. dxc5 dxc5 8. Qc2 Qc7 9. h3 Nbd7 10. Be2 b6 11. 0-0 Bb7 12. Rfe1 e5 13. Bf1 a6 14. a4 Bc6 15. b4 b5 16. axb5 axb5 17. c4 bxc4 18. Qxc4 Rxa1 19. Rxa1 Rb8 20. bxc5 Bb5 21. Qa2 Bxf1 22. Rxf1 Qxc5 23. Be3 Qe7 24. Qa7 Qd8 25. Rc1 Ra8 26. Qb7 Rb8 27. Qc6 Qa5 28. Bg5 h6 29. Be3 Qb5 30. Qc7 Qb7 31. Qc4 1/2-1/2

[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.10"]
[Round "5"]
[White "Van Gemert, Rogier"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "52"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Na3 Bf5 9. Nh4 Bg6 10. Nxg6 hxg6 11. f3 e6 12. Nb5 Ra5 13. Nd6+ Bxd6 14. Bxd6 Kd7 15. Bb4 Raa8 16. a3 g5 17. Be2 g6 18. Kf2 Ne8 19. h3 f5 20. Rhe1 Nf6 21. Rh1 Rh7 22. g4 Rah8 23. Kg2 f4 24. exf4 gxf4 25. Bd1 Nxb4 26. axb4 g5 1/2-1/2

[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.09"]
[Round "4"]
[White "Kommer, Bas"]
[Black "De Waal, Mark"]
[Result "1/2-1/2"]
[ECO "D15"]
[BlackElo "2269"]
[PlyCount "91"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 Nf6 5. Bg5 c6 6. e3 Nbd7 7. Be2 Bd6 8. 0-0 h6 9. Bh4 0-0 10. Qb3 Rb8 11. Bg3 Bxg3 12. hxg3 Qe7 13. cxd5 exd5 14. Rfe1 Rfe8 15. Rac1 Ne4 16. Nxe4 Bxe4 17. Nd2 a6 18. Bd3 Nf6 19. Bxe4 Nxe4 20. Nxe4 Qxe4 21. Qc2 Qg4 22. Qe2 Qg5 23. Rc3 h5 24. Qf3 Re4 25. Rb3 g6 26. Rc1 Qe7 27. Rxc6 bxc6 28. Rxb8+ Kg7 29. Rb6 Re6 30. Qe2 a5 31. Qa6 h4 32. gxh4 Qxh4 33. Rxc6 Rxc6 34. Qxc6 Qe4 35. Qc1 Qd3 36. f3 Qe2 37. Qc3 a4 38. e4 dxe4 39. d5+ Kg8 40. fxe4 Qxe4 41. d6 Qe8 42. Qf6 Qc8 43. Qe7 Qc1+ 44. Kh2 Qf4+ 45. Kg1 Qc1+ 46. Kh2 1/2-1/2

[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.08"]
[Round "3"]
[White "Koster, Ramon H"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "2279"]
[PlyCount "40"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. c4 e6 5. Qc2 Nbd7 6. d4 a6 7. 0-0 Be7 8. Rd1 0-0 9. Nbd2 b5 10. c5 Ne8 11. e4 Nc7 12. h4 Bb7 13. Nf1 dxe4 14. Qxe4 Nxc5 15. Qc2 Nd7 16. Ng5 Bxg5 17. hxg5 Nd5 18. Be4 f5 19. Bxd5 cxd5 20. Qe2 Re8 1/2-1/2

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.04"]
[Round "5"]
[White "Kommer, Bas"]
[Black "Gorter, Yme"]
[Result "1/2-1/2"]
[ECO "A83"]
[PlyCount "42"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 e6 4. e4 fxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Qh5+ g6 8. Qh6 Qe7 9. Nxf6+ Qxf6 10. Nf3 Nc6 11. 0-0-0 b6 12. Qe3 0-0 13. h4 Qf4 14. h5 Ne7 15. hxg6 hxg6 16. Qxf4 Rxf4 17. Bd3 Bb7 18. Ne5 d6 19. Nxg6 Nxg6 20. Bxg6 Bxg2 21. Rh7 Rxf2 1/2-1/2

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.04"]
[Round "6"]
[White "Leijte, Herman"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "48"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 Bg4 6. Be3 c6 7. Be2 e6 8. Qd2 Qc7 9. h3 Bh5 10. a3 Nbd7 11. Bf4 Bd6 12. Bxd6 Qxd6 13. Qe3 0-0 14. 0-0 Nd5 15. Nxd5 cxd5 16. Bd3 Bxf3 17. gxf3 e5 18. c3 Rae8 19. Kh1 Qf6 20. Kg2 exd4 21. Qxd4 Ne5 22. Qe3 Ng6 23. Qd4 Nf4+ 24. Kh2 Qxd4 0-1

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.03"]
[Round "4"]
[White "Eijsvogel, Boudewijn"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "78"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. h3 c6 6. Nf3 Bf5 7. Nh4 Bg6 8. Nxg6 hxg6 9. Be3 Qb4 10. Qd2 e6 11. Be2 Nbd7 12. 0-0 Qa5 13. a3 Qc7 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Qe3 Rd8 17. Rad1 0-0 18. Bf3 Rfe8 19. Rd3 Nb6 20. Qc1 Qc7 21. Rfd1 Nc8 22. Ne2 Ne7 23. c3 Rd7 24. Ng3 Red8 25. Qc2 Ned5 26. Ne2 Ne7 27. Ng3 Nf5 28. Nxf5 gxf5 29. R3d2 Qf4 30. Rd3 Qh4 31. b4 Nd5 32. Bxd5 Rxd5 33. a4 a5 34. bxa5 Rxa5 35. Qb3 Rd7 36. c4 Qd8 37. c5 Qa8 38. Ra1 Qa6 39. Ra3 b6 1/2-1/2

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.03"]
[Round "3"]
[White "Kommer, Bas"]
[Black "Becic, Zijad"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "103"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 d5 5. e3 0-0 6. Bd3 Nbd7 7. 0-0 c5 8. c3 b6 9. Rc1 a5 10. Qe2 h6 11. Bh4 Bb7 12. Bb5 Ne4 13. Bxe7 Qxe7 14. Nxe4 dxe4 15. Nd2 f5 16. f3 Nf6 17. fxe4 Nxe4 18. Nf3 Nd6 19. Bd3 c4 20. Bb1 b5 21. Ne5 Rfd8 22. Rfd1 Qg5 23. b3 Bd5 24. bxc4 bxc4 25. Bc2 a4 26. Rb1 a3 27. Rb4 Rdc8 28. Nd7 Rc7 29. Nc5 Qg6 30. Rdb1 Qg5 31. Rb6 Qe7 32. e4 fxe4 33. Nxe4 Nxe4 34. Bxe4 Qf7 35. Rb8+ Rc8 36. Rxa8 Rxa8 37. Qf3 Bxe4 38. Qxe4 Rf8 39. Qe2 Qf5 40. Rf1 Qd5 41. Rxf8+ Kxf8 42. Kf2 Ke7 43. Qe5 Kf7 44. Qxd5 exd5 45. Kf3 Kf6 46. g4 g6 47. Kf4 g5+ 48. Kf3 Kg6 49. h3 h5 50. Ke3 Kh6 51. Kf3 Kg6 52. Ke3 1/2-1/2

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.02"]
[Round "2"]
[White "Gagunashvili, Merab"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2580"]
[PlyCount "69"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. a4 e6 6. Bg5 Nbd7 7. a5 h6 8. Bxf6 Nxf6 9. c5 g5 10. e3 Bg7 11. Bd3 Nd7 12. b4 e5 13. dxe5 Nxe5 14. Nd4 Bg4 15. Qc2 Nxd3+ 16. Qxd3 Bh5 17. Nf5 Qf6 18. Nxg7+ Qxg7 19. 0-0 Bg6 20. Qd2 0-0 21. f4 Be4 22. Nxe4 dxe4 23. Rad1 Rae8 24. f5 Qe5 25. f6 Rd8 26. Qc2 Kh7 27. Rd2 Kg6 28. Qd1 Rd5 29. Rxd5 Qxd5 30. Qg4 Qe6 31. Qg3 Rd8 32. h4 Rd2 33. hxg5 hxg5 34. Qb8 Kh5 35. Qh8+ 1-0

[Event "Haarlem Nova College op 3rd"]
[Site "Haarlem"]
[Date "2004.07.02"]
[Round "1"]
[White "Kommer, Bas"]
[Black "Fasel, Ton"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "115"]
[EventDate "2004.07.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Bg5 g6 4. Nbd2 Bg7 5. e4 Nbd7 6. c3 0-0 7. Qc2 c5 8. dxc5 Nxc5 9. Be3 Qc7 10. c4 b6 11. Rc1 Qb7 12. Bd3 Nxd3+ 13. Qxd3 Ng4 14. Bd4 Nf6 15. 0-0 Rd8 16. Rfe1 Bd7 17. Nf1 Rac8 18. Ne3 e5 19. Bc3 Nxe4 20. Nd5 Nc5 21. Ne7+ Kh8 22. Qxd6 Bh3 23. Qxe5 Ne6 24. Qg3 Bxc3 25. Rxc3 Qxe7 26. Qxh3 Qf6 27. Qg4 h5 28. Qe4 Rc5 29. g3 Kg8 30. Ne5 Ng5 31. Qe2 Rxe5 32. Qxe5 Nf3+ 33. Rxf3 Qxf3 34. Qe2 Qc6 35. b3 a5 36. Qe4 Qxe4 37. Rxe4 Rd2 38. a4 Rd3 39. Re3 Rd1+ 40. Kg2 Rb1 41. h4 Kg7 42. f4 Kf6 43. Kf3 Rb2 44. Rd3 Ke6 45. Ke4 Re2+ 46. Re3 Rd2 47. b4 axb4 48. Rb3 Rd6 49. Rxb4 Rc6 50. Kd4 Rd6+ 51. Kc3 Rc6 52. Rb5 Kd6 53. Kb4 Kc7 54. c5 Re6 55. cxb6+ Kb7 56. Re5 Rd6 57. a5 Rd7 58. Kb5 1-0

[Event "Tilburg Eksakt op"]
[Site "Tilburg"]
[Date "2003.08.23"]
[Round "4"]
[White "Kommer, Bas"]
[Black "Snuverink, Jochem"]
[Result "0-1"]
[ECO "A44"]
[BlackElo "2175"]
[PlyCount "80"]
[EventDate "2003.08.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. Nc3 d6 4. e4 Be7 5. Be2 Bg5 6. Nf3 Bxc1 7. Rxc1 Nf6 8. 0-0 0-0 9. Nd2 a6 10. a4 Re8 11. Nc4 b6 12. Qd3 Qc7 13. f4 exf4 14. Rxf4 Nbd7 15. Qg3 Kh8 16. Rcf1 Ne5 17. Nd2 Qe7 18. R4f2 Ra7 19. h4 h6 20. h5 Nh7 21. Nf3 Nxf3+ 22. gxf3 Ng5 23. Kh2 f5 24. Bd3 Qf7 25. Qh4 f4 26. Ne2 Rf8 27. Kh1 Re7 28. Rh2 Re5 29. Kg2 Bd7 30. b3 b5 31. axb5 axb5 32. Kf2 Be8 33. Rg1 c4 34. bxc4 bxc4 35. Bxc4 Qa7+ 36. Kg2 Nxf3 37. Kxf3 Qe3+ 38. Kg2 Qxe4+ 39. Kf1 Qxc4 40. Rf2 Bxh5 0-1

[Event "Vlissingen HZ op 07th"]
[Site "Vlissingen"]
[Date "2003.08.09"]
[Round "9"]
[White "Sijpkens, Michiel"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "140"]
[EventDate "2003.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. Be2 b5 7. a3 Bb7 8. Be3 e6 9. Qd2 Nbd7 10. 0-0 Be7 11. Rad1 0-0 12. Ne1 Nb6 13. Bf4 Qd8 14. Bf3 Nc4 15. Qc1 c6 16. Nd3 Qxd4 17. Ne5 Qb6 18. Nxc4 bxc4 19. Be2 Nd5 20. Ne4 c3 21. Nxc3 Nxc3 22. bxc3 Bf6 23. Qb1 Qxb1 24. Rxb1 Bc8 25. Rb6 e5 26. Be3 Bf5 27. Rc1 a5 28. Rxc6 Rfc8 29. Rxc8+ Rxc8 30. c4 Be7 31. a4 Ba3 32. Ra1 Bb4 33. Re1 Bd7 34. c3 Be7 35. c5 f5 36. Bb5 Bc6 37. f3 f4 38. Bf2 Bb7 39. Rd1 Kf8 40. Rd7 Ba8 41. Ra7 e4 42. fxe4 Bxe4 43. Bd4 Bxc5 44. Bxc5+ Rxc5 45. c4 Rg5 46. g3 fxg3 47. hxg3 Rxg3+ 48. Kf2 Rc3 49. Rxa5 h5 50. Bd7 g6 51. Rc5 h4 52. Bc6 Bd3 53. a5 Ra3 54. Bb7 h3 55. a6 Ra2+ 56. Kg1 Kg7 57. Kh1 Kf6 58. Rc7 g5 59. Rc5 g4 60. Rh5 Bxc4 61. Rh4 Kg5 62. Rh8 Kf4 63. Rd8 Kg3 64. Rd1 Bxa6 65. Rg1+ Kf4 66. Rb1 Bd3 67. Rd1 Be2 68. Re1 Rd2 69. Ba8 Rd1 70. Rxd1 Bxd1 0-1

[Event "Vlissingen HZ op 07th"]
[Site "Vlissingen"]
[Date "2003.08.08"]
[Round "8"]
[White "Kommer, Bas"]
[Black "Lahaye, Jordy"]
[Result "1-0"]
[ECO "D52"]
[BlackElo "2083"]
[PlyCount "105"]
[EventDate "2003.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 c6 5. Nc3 Nbd7 6. e3 Qa5 7. Bxf6 Nxf6 8. Nd2 Bb4 9. Qc2 0-0 10. Bd3 b6 11. 0-0 dxc4 12. Nxc4 Qh5 13. Ne2 Bb7 14. Ng3 Qh4 15. Be2 Rfc8 16. Qb3 Be7 17. Na5 Rc7 18. Nxb7 Rxb7 19. Rac1 Rc7 20. Rc4 Qg5 21. Rfc1 Rac8 22. R4c2 c5 23. Qa4 Qd5 24. b4 c4 25. b5 c3 26. Bd3 Qd6 27. Rb1 Nd5 28. Ne4 Qa3 29. Qxa3 Bxa3 30. Rb3 Bb4 31. Kf1 f5 32. Ng5 Re8 33. Ke2 Ba5 34. a3 h6 35. Nf3 Rec8 36. Ne5 Kf8 37. g3 Ke7 38. f3 Kf6 39. e4 Ne7 40. Ke3 g6 41. Rb1 g5 42. Rf1 Rd8 43. h3 f4+ 44. gxf4 gxf4+ 45. Kxf4 Rxd4 46. Ke3 Ra4 47. f4 h5 48. Rg1 Rxa3 49. Kf3 Bb4 50. Rcg2 c2 51. Rg7 Rxd3+ 52. Nxd3 c1Q 53. e5+ 1-0

[Event "Haarlem Nova College op 2nd"]
[Site "Haarlem"]
[Date "2003.06.29"]
[Round "5"]
[White "Solleveld, Maarten"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2457"]
[PlyCount "53"]
[EventDate "2003.06.27"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. g3 b5 7. Bg2 Bb7 8. 0-0 e6 9. a4 b4 10. Ne2 Be7 11. c4 c5 12. Bf4 Qc6 13. dxc5 Qxc5 14. Ned4 0-0 15. Qe2 Nbd7 16. Rfd1 Rfe8 17. Nxe6 fxe6 18. Qxe6+ Kh8 19. Ng5 Qxf2+ 20. Kxf2 Bc5+ 21. Kf1 Bxg2+ 22. Kxg2 Rxe6 23. Nxe6 Rc8 24. Rd3 Kg8 25. Rad1 Kf7 26. Ng5+ Ke7 27. Nxh7 1-0

[Event "Internet Section 14-A"]
[Site "Dos Hermanas"]
[Date "2003.03.14"]
[Round "2"]
[White "Kommer, Bas"]
[Black "Grebionkin, Vladimir"]
[Result "0-1"]
[ECO "D82"]
[BlackElo "2463"]
[PlyCount "30"]
[EventDate "2003.03.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Qa4+ Qxa4 8. Nxa4 0-0 9. Be5 Nc6 10. Bxf6 Bxf6 11. cxd5 Nb4 12. Kd2 Nxd5 13. Bc4 Rd8 14. Ke2 Bd7 15. Bxd5 Bb5+ 0-1

[Event "Internet Section 14-A"]
[Site "Dos Hermanas"]
[Date "2003.03.14"]
[Round "1"]
[White "Nylund, Kjetil"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "66"]
[EventDate "2003.03.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. Bc4 a6 6. 0-0 b5 7. Bb3 Bb7 8. d4 e6 9. Re1 Be7 10. d5 exd5 11. g3 0-0 12. Bg5 c6 13. Bf4 Qd8 14. Qd3 c5 15. Nxd5 Bxd5 16. Bxd5 Nxd5 17. Bxb8 Rxb8 18. Rad1 Nf6 19. Qe3 Bd6 20. Qd3 Rb6 21. Ng5 h6 22. Nf3 Qc7 23. Nh4 c4 24. Qf3 Bc5 25. Nf5 Nh7 26. Qg4 Rg6 27. Qf3 Ng5 28. Qg2 Rf6 29. Ne3 Nf3+ 30. Kf1 Nxe1 31. Rxe1 Bxe3 32. Rxe3 Rd8 33. Ke2 Qd6 0-1

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "9"]
[White "Den Heeten, Djurre"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "32"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. e5 c5 3. d3 Nc6 4. f4 h5 5. g3 Bf5 6. Bg2 e6 7. c3 Qb6 8. Nf3 0-0-0 9. 0-0 Be7 10. h3 Bxd3 11. Qxd3 c4+ 12. Be3 Bc5 13. Qe2 Bxe3+ 14. Kh1 Nh6 15. Nh4 g5 16. fxg5 Bxg5 0-1

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "1"]
[White "Erwich, Frank"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2318"]
[PlyCount "83"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 e5 6. Nc3 Nc6 7. d3 Nge7 8. Rb1 g6 9. a3 Bg7 10. b4 b6 11. 0-0 0-0 12. Nd5 Nd4 13. Nxe7+ Qxe7 14. Nxd4 exd4 15. f4 f5 16. bxc5 fxe4 17. cxd6 Qe6 18. dxe4 Qxe4 19. Rb5 Rf5 20. Re1 Qc6 21. Rxf5 gxf5 22. Qb3 Kh8 23. Qb5 Qxd6 24. Qxf5 d3 25. Qd5 Qxd5 26. cxd5 Rd8 27. Kf2 Bd4+ 28. Kf3 Rxd5 29. Ke4 Rd7 30. Rd1 Bf6 31. Rxd3 Re7+ 32. Kf5 Kg7 33. Be3 Rf7 34. Kg4 Be7 35. f5 h5+ 36. Kf4 Kh6 37. Ke5+ Kg7 38. Ke6 Kf8 39. Bd4 Ke8 40. f6 Bd8 41. Be5 Bc7 42. Rc3 1-0

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "2"]
[White "Kommer, Bas"]
[Black "Kodentsov, Grigori"]
[Result "1-0"]
[ECO "A81"]
[PlyCount "79"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. h4 e6 4. Nh3 c6 5. Bg2 Be7 6. c3 a5 7. Bg5 d5 8. Nd2 0-0 9. Bxf6 Bxf6 10. f4 b6 11. Ng5 Qd6 12. e4 Bxg5 13. hxg5 g6 14. exf5 exf5 15. Nf3 Ra7 16. 0-0 Re7 17. Ne5 Nd7 18. Rc1 Nxe5 19. dxe5 Qc5+ 20. Qd4 Ba6 21. Rfe1 Re6 22. a3 Qxd4+ 23. cxd4 Kg7 24. Re3 a4 25. Rec3 Bc4 26. Rxc4 dxc4 27. Rxc4 c5 28. d5 Ree8 29. Rxa4 Rb8 30. d6 Rfd8 31. Ra7+ Kh8 32. Kf2 b5 33. Ra6 b4 34. e6 bxa3 35. bxa3 Rb2+ 36. Kg1 Rd2 37. e7 R2xd6 38. exd8Q+ Rxd8 39. Ra8 Rxa8 40. Bxa8 1-0

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "8"]
[White "Kommer, Bas"]
[Black "Leenhouts, Koen"]
[Result "0-1"]
[ECO "A45"]
[BlackElo "2168"]
[PlyCount "76"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 Qb6 4. Nc3 Qxb2 5. Bd2 Qb6 6. e4 e5 7. Rb1 Qd8 8. f4 d6 9. fxe5 dxe5 10. Nf3 Bd6 11. Be2 a6 12. a4 b6 13. 0-0 h6 14. Qe1 Nbd7 15. Nh4 g6 16. g4 Bf8 17. Qf2 Bg7 18. d6 Bb7 19. g5 hxg5 20. Bxg5 Qb8 21. Bg4 0-0 22. Bxd7 Nxd7 23. Be7 Bc6 24. Rbd1 b5 25. Rd3 b4 26. Rf3 bxc3 27. Rxf7 Qb4 28. Bxf8 Rxf8 29. Rxf8+ Nxf8 30. Qf7+ Kh7 31. d7 Qd4+ 32. Kg2 Bxe4+ 33. Kg3 Qxd7 34. Qf2 Qd2 35. Qxc5 Qg5+ 36. Kh3 Ne6 37. Qd6 Nf4+ 38. Rxf4 Qxf4 0-1

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "6"]
[White "Kommer, Bas"]
[Black "Plukkel, Sjoerd"]
[Result "1-0"]
[ECO "B06"]
[BlackElo "2170"]
[PlyCount "59"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. f4 d6 4. Nf3 c6 5. c3 Nd7 6. Bd3 e5 7. fxe5 dxe5 8. 0-0 Ngf6 9. Bg5 Qb6 10. Na3 h6 11. Nc4 Qc7 12. Bh4 Nh5 13. Qb3 exd4 14. e5 Nc5 15. Qa3 Bf8 16. Nd6+ Bxd6 17. exd6 Qb6 18. d7+ Bxd7 19. cxd4 g5 20. dxc5 Qc7 21. Rae1+ Be6 22. Nd4 0-0 23. Bg3 Nxg3 24. hxg3 Bg4 25. Bf5 Rad8 26. Qc3 Bh5 27. g4 Bg6 28. Bxg6 fxg6 29. Rxf8+ Rxf8 30. Ne6 1-0

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "4"]
[White "Kommer, Bas"]
[Black "Stellwagen, Daniel"]
[Result "0-1"]
[ECO "A45"]
[BlackElo "2276"]
[PlyCount "96"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. Nd2 cxd4 7. Nb3 Qf5 8. Bxb8 Rxb8 9. Qxd4 d5 10. g4 Qe6 11. g5 Nd7 12. 0-0-0 Qd6 13. Qxd5 Qxd5 14. Rxd5 e6 15. Rd1 h6 16. f4 hxg5 17. fxg5 Ne5 18. Nf3 Nxf3 19. exf3 Bd7 20. Bg2 Be7 21. h4 Rxh4 22. f4 Rxh1 23. Bxh1 b5 24. Nd4 Rb6 25. Be4 Bd6 26. Rf1 g6 27. Kc2 Ke7 28. Kd3 b4 29. c4 Ra6 30. Ra1 Bxf4 31. c5 e5 32. c6 exd4 33. cxd7 Rd6 34. Kc4 Rxd7 35. Re1 Kd8 36. Bc6 Re7 37. Rxe7 Kxe7 38. Kxd4 Bxg5 39. a3 bxa3 40. bxa3 f5 41. a4 Bd2 42. Ke5 Bc3+ 43. Kf4 Kf6 44. Kg3 g5 45. Bb5 Be1+ 46. Kf3 g4+ 47. Kf4 Bd2+ 48. Kg3 Kg5 0-1

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "3"]
[White "Van Ruitenburg, Joost"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "30"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c5 4. f3 g5 5. fxe4 gxh4 6. e3 Bh6 7. Kf2 cxd4 8. exd4 Nc6 9. Nf3 e5 10. Bb5 exd4 11. Nxd4 Qb6 12. Bxc6 dxc6 13. Nc3 0-0 14. g4 Rd8 15. Nce2 c5 0-1

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "5"]
[White "Van Veen, Oscar"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B21"]
[PlyCount "69"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. Bf4 Nf6 8. Qe2 e5 9. Ng5 Nd4 10. Bxf7+ Ke7 11. Qd2 h6 12. Nd5+ Kd7 13. Nh3 Nxe4 14. Qd1 Nf6 15. 0-0 g5 16. Be3 Nc6 17. b4 Rh7 18. Bg6 Rg7 19. Bc2 Ke8 20. b5 Nxd5 21. bxc6 bxc6 22. Ba4 Ne7 23. Qh5+ Kd7 24. Rfd1 Bb7 25. Bc5 Rg6 26. Rab1 Kc7 27. Qg4 Qc8 28. Qb4 dxc5 29. Qa5+ Kb8 30. Rd8 g4 31. Qa6 Kc7 32. Qa5+ Kb8 33. Qa6 Kc7 34. Qa5+ Kb8 35. Qa6 1/2-1/2

[Event "NED-ch U20"]
[Site "Nijmegen"]
[Date "2001.??.??"]
[Round "7"]
[White "Wortel, Marten"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2302"]
[PlyCount "61"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[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 Qa5 4. d4 Nf6 5. Bc4 Bf5 6. Bd2 c6 7. Nd5 Qd8 8. Nxf6+ exf6 9. Ne2 Bd6 10. 0-0 0-0 11. c3 Qc7 12. Ng3 Bxg3 13. hxg3 b5 14. Bf4 Qd7 15. Be2 Be4 16. a4 a5 17. axb5 cxb5 18. Qb3 g5 19. Be3 Nc6 20. Bxb5 Rfb8 21. c4 Qf5 22. g4 Qg6 23. Qc3 Nb4 24. Bd7 Rd8 25. Bf5 Bxf5 26. gxf5 Qxf5 27. d5 h5 28. Bb6 Rdc8 29. Rfd1 Qg4 30. Qxf6 Nc2 31. Bd4 1-0

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.09"]
[Round "9"]
[White "Kommer, Bas"]
[Black "Stange, Sven"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "31"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5 5. c3 d6 6. dxc5 dxc5 7. e4 0-0 8. Bc4 Bg4 9. 0-0 Nc6 10. Qc2 Qc7 11. h3 Bxf3 12. Nxf3 Nd7 13. Rad1 Nde5 14. Nxe5 Nxe5 15. Qb3 a6 16. Bf4 1/2-1/2

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.08"]
[Round "8"]
[White "Kommer, Bas"]
[Black "Rijnaarts, Sjef"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "104"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 0-0 5. Nbd2 d6 6. Bd3 Nc6 7. c3 Qe8 8. Qc2 e5 9. 0-0-0 Nh5 10. Nb3 Kh8 11. e4 a6 12. Qd2 f5 13. exf5 gxf5 14. dxe5 dxe5 15. g4 fxg4 16. Nh4 Nf4 17. Be4 Qh5 18. Bxf4 Rxf4 19. Bxc6 bxc6 20. Ng2 Rf8 21. Ne3 a5 22. Nc5 Qf7 23. c4 Qxf2 24. Qxf2 Rxf2 25. Rd8+ Rf8 26. Rhd1 Kg8 27. Rxf8+ Bxf8 28. Rd8 Kf7 29. Nd7 Bh6 30. Nxe5+ Kf6 31. N5xg4+ Bxg4 32. Rxa8 Bxe3+ 33. Kc2 Bf4 34. Rxa5 Bxh2 35. Rc5 Bf3 36. a4 h5 37. Ra5 h4 38. Ra8 Kg7 39. Re8 Bg1 40. Re7+ Kg6 41. Re8 h3 42. Rg8+ Kf7 43. Rxg1 h2 44. Rf1 h1Q 45. Rxh1 Bxh1 46. c5 Bg2 47. Kc3 Ke6 48. Kd4 Kf5 49. Kc4 Ke5 50. Kb4 Kd5 51. Ka5 Bf1 52. b4 Be2 0-1

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.07"]
[Round "7"]
[White "Groenhuis, Vincent"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B77"]
[PlyCount "56"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. f3 0-0 8. Be3 Nc6 9. Qd2 Bd7 10. Nd5 Rc8 11. Bb3 Ne5 12. g4 Nxf3+ 13. Nxf3 Nxe4 14. Qd3 Nc5 15. Bxc5 Rxc5 16. 0-0-0 Bxg4 17. Rde1 e6 18. Nc3 d5 19. Ne5 Bf5 20. Qd4 Qc7 21. h4 Rc8 22. h5 b5 23. a3 a5 24. hxg6 hxg6 25. Re2 b4 26. axb4 axb4 27. Na4 Bxc2 28. Nxc5 Bxb3 0-1

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.06"]
[Round "6"]
[White "Kommer, Bas"]
[Black "Keizer, Theodoor"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "86"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 c5 5. c3 cxd4 6. exd4 d6 7. Bd3 0-0 8. 0-0 h6 9. Bh4 Re8 10. Re1 Nbd7 11. Nbd2 g5 12. Bg3 Nh5 13. Nc4 Ndf6 14. Ne3 Nxg3 15. fxg3 a6 16. Qb3 Qc7 17. Nf5 Bxf5 18. Bxf5 e6 19. Bd3 e5 20. dxe5 dxe5 21. Bf5 Rad8 22. Re2 Qc5+ 23. Kh1 e4 24. Nd4 Rxd4 25. cxd4 Qxf5 26. Rd1 Qd5 27. Qa4 Re6 28. b3 e3 29. Qc4 Qxc4 30. bxc4 Ne4 31. d5 Re5 32. Rde1 Nd2 33. Rxe3 Nxc4 34. Rxe5 Bxe5 35. Rd1 f6 36. Kg1 Kf7 37. Kf2 b5 38. h3 f5 39. Rc1 Ke7 40. a4 Kd6 41. axb5 axb5 42. Rb1 Kc5 43. Rb3 Nb6 0-1

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.05"]
[Round "5"]
[White "Stellwagen, Daniel"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2265"]
[PlyCount "87"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. h4 h5 13. Bg5 Rc5 14. Kb1 Qa5 15. Bxf6 Bxf6 16. Nd5 Rxd5 17. exd5 Qc5 18. Ne2 a5 19. a3 Rc8 20. Nc3 Nc4 21. Bxc4 Qxc4 22. Ne4 Bg7 23. Qd3 Bf5 24. Qxc4 Rxc4 25. b3 Rc7 26. a4 Be5 27. Rd3 Bxe4 28. fxe4 f5 29. exf5 gxf5 30. g3 Kg7 31. Rf1 Kg6 32. Rdf3 Rc3 33. Rxc3 Bxc3 34. Rf3 Be5 35. c3 Kf6 36. b4 b6 37. Kc2 e6 38. dxe6 Kxe6 39. bxa5 bxa5 40. Kd3 d5 41. c4 dxc4+ 42. Kxc4 Bc7 43. Re3+ Kf6 44. Kd5 1-0

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.04"]
[Round "4"]
[White "Kommer, Bas"]
[Black "Pouw, Pieter"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "65"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 0-0 5. Bd3 d6 6. 0-0 Qe8 7. Nbd2 e5 8. e4 Nc6 9. c3 Nh5 10. dxe5 dxe5 11. b4 Be6 12. Bc4 Nd8 13. Qb3 f6 14. Be3 b6 15. a4 Bxc4 16. Qxc4+ Qf7 17. a5 Qxc4 18. Nxc4 Ne6 19. g3 Rad8 20. Rfd1 Rxd1+ 21. Rxd1 Rd8 22. Rd5 Bf8 23. Rxd8 Nxd8 24. axb6 axb6 25. g4 Nf4 26. Kf1 g5 27. Bxf4 exf4 28. h4 h6 29. hxg5 hxg5 30. Nd4 Kf7 31. Ke2 Ke7 32. Kd3 Ne6 33. Nf5+ 1/2-1/2

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.03"]
[Round "3"]
[White "Amesz, Jaap"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B71"]
[WhiteElo "2185"]
[PlyCount "43"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 a6 7. Nf3 Bg7 8. Bd3 Nc6 9. 0-0 0-0 10. Kh1 Qb6 11. Qe1 Qc7 12. Qh4 e6 13. f5 exf5 14. exf5 Nb8 15. Bh6 Nbd7 16. Ng5 b5 17. fxg6 hxg6 18. Bxg7 Kxg7 19. Nd5 Qd8 20. Qd4 Bb7 21. Nxf6 Nxf6 22. Rf2 1-0

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.02"]
[Round "2"]
[White "Kommer, Bas"]
[Black "Monteban, Martijn"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "56"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Nbd7 4. e3 e6 5. Bd3 Be7 6. Nbd2 0-0 7. 0-0 b6 8. c3 Bb7 9. Ne5 h6 10. Bh4 Nxe5 11. dxe5 Nd7 12. Bxe7 Qxe7 13. f4 Nc5 14. Bc2 Ba6 15. Rf3 Bd3 16. Bxd3 Nxd3 17. Qc2 Nc5 18. Raf1 Qd7 19. g4 Qb5 20. b3 Qe2 21. R1f2 Qd3 22. Qxd3 Nxd3 23. Rf1 Nc5 24. Rd1 Rad8 25. Rf2 Rd7 26. Nf3 Ne4 27. Rc2 Rfd8 28. Nd2 Nc5 1/2-1/2

[Event "NED-ch U20"]
[Site "Leiden"]
[Date "2000.05.01"]
[Round "1"]
[White "Van Beek, Alexander"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2275"]
[PlyCount "65"]
[EventDate "2000.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. h3 Nc6 8. 0-0 0-0 9. Re1 a6 10. Bg5 h6 11. Bh4 Nxd4 12. Qxd4 b5 13. Bb3 Bb7 14. Qe3 Qc7 15. Bxf6 Bxf6 16. Qxh6 e6 17. h4 Qe7 18. Re3 Rac8 19. Rae1 Rc5 20. Rh3 Rh5 21. Qe3 Rxh4 22. Rxh4 Bxh4 23. Qb6 Bf6 24. a4 Bxc3 25. bxc3 bxa4 26. Bxa4 Rc8 27. Qd4 Rc5 28. Rb1 Qc7 29. e5 Bd5 30. exd6 Qxd6 31. Bb3 Qc7 32. Bxd5 Rxd5 33. Qf6 1/2-1/2

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.14"]
[Round "9"]
[White "Mah, Karl"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2316"]
[PlyCount "41"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e3 Nf6 5. Nf3 Bd6 6. Qc2 0-0 7. Be2 Nbd7 8. b3 b6 9. 0-0 Bb7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qh4 c5 14. Bb2 Ne4 15. Qh5 Qf6 16. Rad1 Rad8 17. Ba1 Qg6 18. Qh4 Rfe8 19. dxc5 Nxc5 20. Rd4 Be7 21. Qxe7 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.13"]
[Round "8"]
[White "Kommer, Bas"]
[Black "Van Dijk, Timon"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "71"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 c5 5. c3 Nc6 6. 0-0 Be7 7. b3 0-0 8. Bb2 b6 9. c4 Bb7 10. e3 cxd4 11. exd4 Rc8 12. Nbd2 Ba6 13. Bc3 Nb8 14. Ne5 Nfd7 15. Nxd7 Qxd7 16. Qg4 dxc4 17. Rfc1 f5 18. Qf3 Bf6 19. Qe3 b5 20. bxc4 bxc4 21. Re1 Rfe8 22. Nf3 Nc6 23. Rad1 Rcd8 24. Rd2 Qd6 25. Red1 Nb4 26. Ne5 Nd5 27. Qf3 Rb8 28. Bf1 Bxe5 29. dxe5 Qa3 30. Rxd5 exd5 31. Qxd5+ Kh8 32. Qd4 Qe7 33. Qf4 Qf7 34. Bh3 Bc8 35. g4 fxg4 36. Qxf7 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.13"]
[Round "7"]
[White "Van der Vegt, Lenze"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "88"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Bd6 5. 0-0 0-0 6. b3 Nbd7 7. Bb2 c6 8. Nbd2 b5 9. Ne5 Qc7 10. Nxd7 Bxd7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Rac8 14. f4 c5 15. d5 exd5 16. Qxd5 Bc6 17. Qxc6 Qxc6 18. Bxc6 Rxc6 19. a4 b4 20. Rad1 Rfc8 21. Be5 Bf8 22. Rd5 f6 23. Bb2 c4 24. Bd4 a6 25. Rf2 Re6 26. Kg2 Rd6 27. Rxd6 Bxd6 28. Kf3 Kf7 29. f5 Bc5 30. Ke4 Bxd4 31. Kxd4 cxb3 32. cxb3 Rc3 33. Re2 Rxb3 34. Re6 Rf3 35. Ke4 Rxf5 36. Rxa6 Rf2 37. h4 Ra2 38. a5 Ra3 39. Kf4 b3 40. Rb6 Rxa5 41. Rxb3 Ra4+ 42. Kf3 h5 43. Rc3 Kg6 44. Rb3 Rc4 1/2-1/2

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.12"]
[Round "6"]
[White "Kommer, Bas"]
[Black "De Hoop, Thomas"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "33"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. Bg5 Nbd7 4. e3 c6 5. c3 Qc7 6. Bd3 e5 7. Nbd2 Be7 8. 0-0 h6 9. Bh4 g5 10. Bg3 Nh5 11. dxe5 dxe5 12. Bc4 Nxg3 13. fxg3 Qb6 14. Bxf7+ Kxf7 15. Nc4 Qc5 16. Nxg5+ Ke8 17. Qh5+ 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.11"]
[Round "4"]
[White "Kommer, Bas"]
[Black "Bouwhuis, Michiel"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "74"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Bf5 4. e3 e6 5. Bd3 Bg6 6. 0-0 Bd6 7. Ne5 Nbd7 8. f4 0-0 9. c4 Bxd3 10. Qxd3 Be7 11. Bxf6 Nxf6 12. c5 c6 13. Nc3 Qc7 14. b4 a6 15. a4 b5 16. e4 dxe4 17. Nxe4 Nd5 18. Qd2 Rfb8 19. a5 Rf8 20. Ng5 Qc8 21. Ngxf7 Rxf7 22. Nxf7 Kxf7 23. Ra3 Bf6 24. g4 g6 25. Raf3 Qd7 26. f5 exf5 27. gxf5 Rg8 28. Kh1 gxf5 29. Rxf5 Rg6 30. Rg5 Qh3 31. Rff5 Qe3 32. Qxe3 Nxe3 33. Rxg6 hxg6 34. Rf3 Nd5 35. Rb3 Bxd4 36. Rf3+ Bf6 37. Rb3 Bc3 0-1

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.11"]
[Round "5"]
[White "Stiepel, Hannes"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "88"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 e6 4. Bg2 Nc6 5. d3 Nf6 6. Nc3 Be7 7. 0-0 0-0 8. Ng5 Qc7 9. f4 Rb8 10. Be3 b5 11. Bh3 h6 12. Nf3 d5 13. e5 d4 14. exf6 Bxf6 15. Ne4 dxe3 16. Nxf6+ gxf6 17. Re1 Kh7 18. Rxe3 Rg8 19. Kf2 Ne7 20. Qd2 Nd5 21. Re2 c4 22. dxc4 bxc4 23. b3 Ba6 24. Re4 Rbd8 25. Rd4 c3 26. Qe1 f5 27. Bf1 Bxf1 28. Kxf1 Qb6 29. a3 f6 30. Kg2 Rg4 31. Rad1 Rdg8 32. Kh3 Qc6 33. Nh4 Kh8 34. Qe2 Qe8 35. R1d3 Qh5 36. Qd1 Qe8 37. Nxf5 Nxf4+ 38. Rxf4 Rxf4 39. gxf4 exf5 40. Rg3 Qe4 41. Rxg8+ Kxg8 42. Qd8+ Kg7 43. Qd1 Qe3+ 44. Kg2 Qd2+ 0-1

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.10"]
[Round "2"]
[White "Kommer, Bas"]
[Black "Groenewold, Jan Joris"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "116"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 cxd4 4. exd4 d5 5. Bd3 Bg4 6. Nbd2 e6 7. 0-0 Bd6 8. c3 Nbd7 9. Qc2 0-0 10. Re1 Qc7 11. h3 Bh5 12. Ng5 Bg6 13. Bxg6 hxg6 14. Ndf3 Rae8 15. Bd2 b5 16. a3 a5 17. Qd3 Qc4 18. Qc2 a4 19. Ne5 Bxe5 20. dxe5 Nh7 21. Nf3 Nc5 22. Nd4 Rb8 23. Nc6 Nb3 24. Nxb8 Nxa1 25. Rxa1 Rxb8 26. Be3 Nf8 27. Rd1 Nd7 28. Rd4 Qc6 29. f4 Nc5 30. Qe2 Nb3 31. Rb4 f6 32. Qd3 Kf7 33. g4 f5 34. g5 Na5 35. Qd4 Qb7 36. Qa7 Qxa7 37. Bxa7 Rb7 38. Be3 Nc6 39. Rd4 Nxd4 40. Bxd4 Rb8 41. Kf2 Ke8 42. Kf3 Kd7 43. h4 Rc8 44. Ke2 Kc6 45. Kd3 Kb7 46. Ke2 Ka6 47. Kd3 b4 48. axb4 Kb5 49. Be3 Ra8 50. Bd4 a3 51. bxa3 Rxa3 52. Ke2 Ra2+ 53. Kf3 Kc4 54. Ke3 Rh2 55. Kf3 Rxh4 56. Kg3 Rh1 57. Kf3 Re1 58. Bc5 Kxc3 0-1

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.10"]
[Round "3"]
[White "Van Veen, Oscar"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B76"]
[PlyCount "91"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. g4 Rfc8 13. h4 Qa5 14. a3 Rab8 15. h5 b5 16. hxg6 hxg6 17. Qg5 a6 18. Bd3 Qc7 19. e5 dxe5 20. Bxe5 Qc5 21. b4 Qxc3 22. Bxc3 Rxc3 23. Kc1 Rxa3 24. Kd2 Nd5 25. Ke1 Rc8 26. Bxg6 Re3+ 27. Kf2 Re5 28. Bf5 Rxc2+ 29. Kg1 Bxf5 30. gxf5 Ree2 31. Rh2 Rxh2 32. Rxd5 Rhg2+ 33. Qxg2 Rxg2+ 34. Kxg2 Bc3 35. Rd8+ Kg7 36. Ra8 Bxb4 37. Rxa6 Bd6 38. Rb6 b4 39. Rb5 Kf6 40. Kf2 Kg5 41. Ke3 f6 42. Ke4 Kh4 43. Ke3 Kg5 44. Ke4 Kh6 45. Kd5 Kg7 46. Ke6 1/2-1/2

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.09"]
[Round "1"]
[White "Lieven, Menno"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B73"]
[PlyCount "102"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. g4 d5 10. Nxc6 bxc6 11. e5 Nd7 12. f4 e6 13. Qe1 f6 14. exf6 Bxf6 15. g5 Bg7 16. Qd2 Nb6 17. Bd4 Qc7 18. Bxg7 Qxg7 19. Rae1 Bd7 20. a4 a5 21. b3 Rae8 22. Bg4 e5 23. Bxd7 Nxd7 24. fxe5 Rxf1+ 25. Rxf1 Qxe5 26. Qf4 Qxf4 27. Rxf4 Re3 28. Nd1 Re1+ 29. Rf1 Re5 30. Rf3 Rxg5+ 31. Kf2 Ne5 32. Rg3 Rxg3 33. hxg3 Kf7 34. Ke3 c5 35. Kf4 Ke6 36. Ne3 d4 37. Nc4 Nxc4 38. bxc4 h5 39. Kg5 Kf7 40. Kf4 Kf6 41. Ke4 g5 42. Kd5 h4 43. gxh4 gxh4 44. Kxc5 h3 45. Kb6 h2 46. c5 h1Q 47. c6 Qb1+ 48. Kxa5 Qb8 49. Ka6 Ke6 50. a5 Kd6 51. c3 Kxc6 0-1

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.11"]
[Round "9"]
[White "Kommer, Bas"]
[Black "Velema, Sander"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "30"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Bg4 4. Nbd2 Nbd7 5. e3 c6 6. Bd3 e6 7. h3 Bh5 8. c3 Bd6 9. 0-0 0-0 10. Re1 Bg6 11. Bxg6 hxg6 12. e4 dxe4 13. Nxe4 Be7 14. Bxf6 Nxf6 15. Nxf6+ Bxf6 1/2-1/2

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.10"]
[Round "8"]
[White "Snuverink, Jochem"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B70"]
[PlyCount "123"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 Nc6 8. Nde2 Rb8 9. a4 Bd7 10. 0-0 Qc8 11. Re1 Bh3 12. Bh1 h5 13. Bg5 Nh7 14. Be3 h4 15. Nf4 hxg3 16. fxg3 Nf6 17. Ncd5 Ng4 18. Qd2 e6 19. Nxh3 Rxh3 20. Nf4 Rxh2 21. Qxd6 Be5 22. Qd3 g5 23. Ne2 Qc7 24. Bf3 Bxg3 25. Bxg4 Rh4 26. Bf3 Bxe1 27. Rxe1 Qa5 28. Bd2 Qe5 29. Bc3 Qh2+ 30. Kf1 Rh3 31. Ng1 Rg3 32. Qe3 g4 33. Qf2 Qxg1+ 34. Qxg1 Rxg1+ 35. Kxg1 gxf3 36. Kf2 Ke7 37. Kxf3 Rd8 38. Ke3 e5 39. Re2 Ke6 40. Rh2 a6 41. Rh6+ f6 42. Rh7 Rd7 43. Rxd7 Kxd7 44. Kd3 Nd8 45. Kc4 Kc6 46. Bb4 Nf7 47. Be7 Nd6+ 48. Bxd6 Kxd6 49. a5 Ke6 50. Kd3 f5 51. exf5+ Kxf5 52. Ke3 Ke6 53. Ke4 Kd6 54. b4 Ke6 55. c4 Kd6 56. Kf5 Kc6 57. Kxe5 Kc7 58. Kd5 Kd7 59. Kc5 Kc7 60. Kd5 Kd7 61. c5 Kc7 62. c6 1-0

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.09"]
[Round "7"]
[White "Kommer, Bas"]
[Black "Rijnaarts, Sjef"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "62"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. Bd3 0-0 6. 0-0 b6 7. Ne5 c5 8. c3 h6 9. Bh4 Bb7 10. Nd2 a5 11. f4 Ba6 12. Bxa6 Rxa6 13. Qe2 Ra7 14. Bxf6 gxf6 15. Ng4 f5 16. Nxh6+ Kg7 17. Qh5 Bd6 18. g4 Qf6 19. g5 Qg6 20. Qxg6+ fxg6 21. Rf3 Nd7 22. a4 Rb8 23. c4 Rc7 24. b3 Rbc8 25. Kf2 Nb8 26. Ke2 Nc6 27. Kd3 Nb4+ 28. Ke2 cxd4 29. Rc1 dxe3 30. Kxe3 d4+ 31. Kf2 Bxf4 0-1

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.08"]
[Round "6"]
[White "Van Ruitenburg, Joost"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "69"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. b3 e6 4. Bb2 Nbd7 5. e3 Bd6 6. c4 b6 7. Be2 Bb7 8. 0-0 c5 9. Be5 Bxe5 10. Nxe5 Nxe5 11. fxe5 Nd7 12. d4 Qg5 13. Rf3 Nxe5 14. Rg3 Qf6 15. dxe5 Qxe5 16. Nd2 0-0-0 17. Qe1 d4 18. Bf3 Qxe3+ 19. Qxe3 dxe3 20. Bxb7+ Kxb7 21. Ne4 g6 22. Rxe3 h6 23. Rae1 Rhe8 24. Nf6 Re7 25. Kf2 Rd2+ 26. R3e2 Rxe2+ 27. Rxe2 h5 28. Kf3 Kc6 29. Kf4 Kb7 30. Ke5 Kc6 31. Rd2 a6 32. a4 Kc7 33. h4 Kc6 34. Rd6+ Kc7 35. a5 1-0

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.07"]
[Round "5"]
[White "Kommer, Bas"]
[Black "Wempe, Joost"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "74"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. Bd3 c5 6. c3 Qb6 7. Qc1 Bd7 8. Nbd2 Bb5 9. c4 Ba6 10. 0-0 Nbd7 11. b3 0-0 12. Ne5 Rfe8 13. Bxf6 Nxf6 14. dxc5 Bxc5 15. Ndf3 Rac8 16. Ng5 Rc7 17. Qc2 g6 18. Ngxf7 Rxf7 19. Nxf7 Kxf7 20. cxd5 exd5 21. Bxa6 bxa6 22. Qd3 Bxe3 23. Rad1 Bc5 24. Rc1 Re5 25. Qc3 Bd4 26. Qc7+ Qxc7 27. Rxc7+ Ke6 28. Rc6+ Ke7 29. Rc2 Ng4 30. h3 Nxf2 31. Kh2 Rf5 32. Re1+ Kd6 33. Rec1 Bb6 34. Rc6+ Kd7 35. R6c2 d4 36. Rd2 d3 37. Rf1 Rd5 0-1

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.06"]
[Round "4"]
[White "Jens, Jelmer"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B50"]
[PlyCount "87"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 g6 6. Bc2 Bg7 7. 0-0 0-0 8. d4 cxd4 9. cxd4 b5 10. Nbd2 Nd7 11. Nb3 Nb6 12. d5 Ne5 13. Nxe5 Bxe5 14. Nd4 Bd7 15. Bh6 Re8 16. b3 Qc8 17. Qd2 Qc5 18. Be3 Rac8 19. Rac1 Qc3 20. Qxc3 Rxc3 21. Ne2 Rc7 22. Bd3 Rec8 23. Rxc7 Rxc7 24. Rc1 Rxc1+ 25. Bxc1 Nc8 26. Be3 a6 27. f4 Bg7 28. Kf2 e6 29. dxe6 fxe6 30. g4 Ne7 31. Bb6 Kf7 32. Bc7 d5 33. e5 Nc6 34. h4 Bf8 35. Bb6 h6 36. g5 h5 37. Ke3 Bb4 38. Kf2 Be8 39. Be3 Ke7 40. Nd4 Nxd4 41. Bxd4 Kd7 42. Ke2 Kc6 43. Bb2 Bc5 44. Bc3 1/2-1/2

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.05"]
[Round "3"]
[White "Kommer, Bas"]
[Black "Stange, Sascha"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "96"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. e3 b6 5. Bd3 Bb7 6. Nbd2 d5 7. 0-0 0-0 8. c3 Ba6 9. Bxa6 Nxa6 10. Ne5 Nb8 11. f4 Nfd7 12. Bxe7 Qxe7 13. Ndf3 f6 14. Nd3 Nc6 15. Re1 f5 16. Rc1 Na5 17. b3 Rac8 18. Nde5 Nxe5 19. Nxe5 c6 20. b4 Nb7 21. Qa4 Nd6 22. Nxc6 Qe8 23. b5 a5 24. Ne5 Qxb5 25. Qxb5 Nxb5 26. Nd7 Rfe8 27. Nxb6 Rxc3 28. a4 Rxc1 29. Rxc1 Nd6 30. Rc5 Ne4 31. Rxa5 Rb8 32. Ra8 Rxa8 33. Nxa8 Nc3 34. Nc7 Nxa4 35. Nxe6 Nc3 36. Kf1 Ne4 37. Nc5 Nf6 38. h3 Kf7 39. Ke2 h6 40. Kf3 Ne8 41. Nd7 Nd6 42. g4 g6 43. g5 h5 44. h4 Kg7 45. Ne5 Ne4 46. Ke2 Ng3+ 47. Kd2 Nf1+ 48. Kd3 Ng3 1/2-1/2

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.04"]
[Round "2"]
[White "Middelburg, Tom"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2266"]
[PlyCount "55"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 0-0 8. h3 Nc6 9. Nde2 a6 10. a4 Qc7 11. 0-0 Bd7 12. Nd5 Nxd5 13. exd5 Ne5 14. Nd4 Nc4 15. c3 b5 16. Re1 Rfe8 17. axb5 Bxb5 18. b3 Na5 19. Bd2 Nb7 20. Rc1 Nc5 21. Be3 Qc8 22. c4 Bd7 23. b4 Na4 24. c5 dxc5 25. bxc5 Bb5 26. Nxb5 axb5 27. d6 exd6 28. cxd6 1-0

[Event "NED-ch U20 "]
[Site "Leiden"]
[Date "1999.05.03"]
[Round "1"]
[White "Kommer, Bas"]
[Black "Berkvens, Joost"]
[Result "1/2-1/2"]
[ECO "A87"]
[BlackElo "2215"]
[PlyCount "89"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 070 Extra"]
[Source "ChessBase"]
[SourceDate "1999.07.10"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.10"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. c4 0-0 6. 0-0 d6 7. Nc3 Qe8 8. Re1 Na6 9. e3 e5 10. Rb1 e4 11. Nd2 Nb4 12. Bf1 g5 13. a3 Nd3 14. Bxd3 exd3 15. f4 gxf4 16. exf4 Qc6 17. Qf3 Ng4 18. Qxd3 b5 19. cxb5 Qb6 20. Nb3 a6 21. Qc4+ Kh8 22. Nd5 Qb7 23. bxa6 Rxa6 24. Nb4 Qf3 25. Rf1 Qe4 26. Qd3 Qxd3 27. Nxd3 Rb6 28. Nb4 c5 29. dxc5 dxc5 30. h3 cxb4 31. hxg4 bxa3 32. bxa3 Bd4+ 33. Nxd4 Rxb1 34. gxf5 Rg8 35. Kf2 Ba6 36. Re1 Bb7 37. Ne6 Rc8 38. Be3 Rc2+ 39. Re2 Rxe2+ 40. Kxe2 Kg8 41. Nc5 Bc6 42. Kd3 Ra1 43. a4 Bxa4 44. Nxa4 Rxa4 45. g4 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Kommer, Bas"]
[Black "Goverde, Rene"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "93"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. Bd3 Nbd7 7. 0-0 c5 8. c3 Re8 9. Re1 Qc7 10. h3 c4 11. Bc2 b5 12. e4 dxe4 13. Nxe4 Bb7 14. Qd2 Nd5 15. Bh4 f5 16. Neg5 e5 17. dxe5 h6 18. e6 Nc5 19. Nf7 Kh7 20. Bg3 Qb6 21. Be5 Nxe6 22. Bxg7 Kxg7 23. Qxh6+ Kxf7 24. Ne5+ Ke7 25. Nxg6+ Kd8 26. Bxf5 Kc8 27. Rad1 Ndc7 28. Ne5 Rg8 29. g3 Rxg3+ 30. Kf1 Bg2+ 31. Ke2 Kb7 32. fxg3 Nd4+ 33. Rxd4 Qxh6 34. Ng4 Qc6 35. Ne5 Re8 36. Kd2 Qh6+ 37. Kc2 Qf6 38. Rf4 Qd6 39. Rd4 Qa6 40. Bd7 Rf8 41. Re2 Qa4+ 42. Kd2 Qxa2 43. Rxg2 Qxb2+ 44. Ke3 Qxc3+ 45. Nd3 cxd3 46. Rxd3 Qc1+ 47. Kd4 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Kommer, Bas"]
[Black "Kuijvenhoven, Vincent"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "79"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. e3 b6 5. Bd3 Bb7 6. Nbd2 h6 7. Bh4 0-0 8. 0-0 d6 9. h3 Nbd7 10. c3 c5 11. g4 Nd5 12. Bg3 Nc7 13. Qc2 d5 14. Ne5 Ne8 15. f4 Nxe5 16. dxe5 Bh4 17. Bh2 Rc8 18. f5 c4 19. Be2 Qg5 20. Bf4 Qd8 21. f6 gxf6 22. Bxh6 Ng7 23. Nf3 Bg3 24. Bf4 Bxf4 25. exf4 b5 26. Rad1 a5 27. a3 Bc6 28. Kh2 Bd7 29. Rg1 Kh8 30. Qd2 f5 31. g5 Kh7 32. Rg2 Rh8 33. Rdg1 Be8 34. Nd4 Kg8 35. Bd1 a4 36. Rg3 Kf8 37. Kg2 Ke7 38. Kf1 Nh5 39. Bxh5 Rxh5 40. Qg2 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Kommer, Bas"]
[Black "Overbeeke, Pim"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "121"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 e6 4. e3 h6 5. Bh4 c6 6. Bd3 Bb4+ 7. c3 Bd6 8. Ne5 Nbd7 9. f4 Qc7 10. 0-0 c5 11. Nd2 b6 12. h3 Bb7 13. Bb5 a6 14. Bxf6 axb5 15. Bxg7 Rg8 16. Bxh6 Nf8 17. Ng4 Be7 18. f5 0-0-0 19. Bf4 Bd6 20. Bxd6 Qxd6 21. Ne5 exf5 22. Rxf5 f6 23. Ng4 Nh7 24. Qf3 Rdf8 25. Rf1 Rg6 26. Qf4 Qe7 27. Rxd5 Bxd5 28. Qf5+ Kb7 29. Qxg6 Rg8 30. Qd3 c4 31. Qe2 Qd7 32. e4 Be6 33. Nxf6 Nxf6 34. Rxf6 Bxh3 35. Rf2 Bg4 36. Qe3 Qh7 37. e5 Rh8 38. Qe4+ Qxe4 39. Nxe4 Kc6 40. Nf6 Be6 41. Rd2 Rd8 42. Kf2 Bd5 43. Nxd5 Kxd5 44. Ke3 Ra8 45. b3 Rg8 46. Kf4 Rf8+ 47. Kg5 Ke6 48. g4 Rf3 49. Rc2 cxb3 50. axb3 b4 51. c4 Rxb3 52. Kf4 Rb1 53. d5+ Ke7 54. Kg5 b3 55. Rc3 b5 56. cxb5 b2 57. Rb3 Re1 58. Rxb2 Rxe5+ 59. Kg6 Rxd5 60. b6 Rd8 61. b7 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Kommer, Bas"]
[Black "Van den Berg, Hette Jan"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "79"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bg5 g6 4. e3 a6 5. c3 Bg7 6. Bd3 Nf6 7. 0-0 0-0 8. Nbd2 Re8 9. Re1 e5 10. e4 Qd6 11. exd5 Qxd5 12. c4 Qd7 13. d5 Qd6 14. Rc1 Bg4 15. Bxf6 Bxf6 16. Ne4 Qe7 17. dxc6 bxc6 18. h3 Bf5 19. Nxf6+ Qxf6 20. Be4 Rad8 21. Qa4 c5 22. Qc6 Qxc6 23. Bxc6 Re6 24. Bd5 Re7 25. Nxe5 Kg7 26. Nc6 Rxe1+ 27. Rxe1 Rd7 28. Re3 Rd6 29. Re7 Be6 30. Bxe6 Rxe6 31. Rxe6 fxe6 32. Na5 Kf6 33. Nb3 Ke5 34. Nxc5 a5 35. b3 Kd6 36. Nb7+ Kc6 37. Nxa5+ Kc5 38. a3 Kb6 39. b4 c5 40. f4 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Rijnaarts, Sjef"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "43"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be2 0-0 6. 0-0 Nbd7 7. e5 Ne8 8. Bc4 Nb6 9. Bb3 dxe5 10. dxe5 Qxd1 11. Rxd1 h6 12. Be3 c6 13. Bc5 Nc7 14. Bxe7 Re8 15. Bd6 Ne6 16. Ne4 Nd7 17. h4 a5 18. a4 Kh7 19. Re1 f5 20. Bxe6 Nxe5 21. Bxe5 Bxe5 22. Nxe5 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Den Brink, Johan"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "A16"]
[PlyCount "64"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 Nbd7 7. 0-0 c6 8. d3 Rb8 9. f4 b5 10. cxb5 cxb5 11. a4 b4 12. Nb5 a6 13. Nbd4 Qb6 14. Be3 Ng4 15. Qd2 Nxe3 16. Qxe3 e5 17. Nc2 Qxe3+ 18. Nxe3 exf4 19. Nxf4 Bxb2 20. Rab1 Bd4 21. Nfd5 Ne5 22. Rbd1 Be6 23. Kh1 b3 24. Nc4 Ng4 25. Ne7+ Kg7 26. Nc6 Nf2+ 27. Rxf2 Bxf2 28. Nxb8 Rxb8 29. Rb1 Bd4 30. Nxd6 b2 31. Nc4 Rb4 32. Bf1 Rxa4 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Vermeulen, Emilie"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "51"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nf3 Bg7 5. Nc3 0-0 6. Be2 b6 7. 0-0 Bb7 8. b3 d5 9. Bb2 e6 10. dxc5 bxc5 11. Qc2 Qe7 12. Rfd1 Rd8 13. cxd5 exd5 14. Na4 Nbd7 15. Rac1 Rac8 16. Ba3 Rc7 17. Nd4 a6 18. Nxc5 Rdc8 19. b4 Ne4 20. Ndb3 a5 21. Nxa5 Ndxc5 22. bxc5 Qf6 23. Bf3 Nxc5 24. Bxc5 Bf8 25. Nxb7 Rxb7 26. Bd4 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Visschedijk, Marijn"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "72"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 d6 7. Nc3 Nxc3 8. bxc3 a6 9. Bd3 Nc6 10. exd6 Bxd6 11. 0-0 f5 12. Re1 0-0 13. Bc4 Qf6 14. Ng5 Nd8 15. Qe2 Re8 16. h3 h6 17. Nf3 b5 18. Bb3 Bb7 19. Bb2 Qg6 20. c4 bxc4 21. Bxc4 Re7 22. Rab1 Be4 23. Rbc1 Bf4 24. Rcd1 Rc8 25. Bd3 Bd5 26. Bxa6 Rb8 27. Bc3 Rc7 28. Ba1 Ra8 29. Rb1 Rxa6 30. Qxa6 Bxf3 31. Qf1 Bd5 32. Rb8 Bc4 33. Rxd8+ Kh7 34. Rxe6 Qxe6 35. Qb1 Bxa2 36. d5 Bxb1 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "1"]
[White "Bakker, Kevin"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B52"]
[PlyCount "76"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 e6 6. Re1 Nc6 7. c3 g6 8. d4 cxd4 9. cxd4 Bg7 10. b3 Nge7 11. Bb2 0-0 12. Nbd2 Rac8 13. Rc1 Nb4 14. Rxc8 Rxc8 15. Qb1 h6 16. a3 Nbc6 17. Rc1 f5 18. Nf1 Rf8 19. Rd1 fxe4 20. Qxe4 d5 21. Qc2 Nf5 22. Ne3 Nce7 23. Nxf5 Nxf5 24. Re1 Qd6 25. Ne5 Bxe5 26. dxe5 Qb6 27. b4 Rf7 28. Qc8+ Kg7 29. Qc2 Rc7 30. Qd3 a5 31. Bc3 Qc6 32. Bd2 Qc2 33. Qxc2 Rxc2 34. Rd1 a4 35. Kf1 Nd4 36. Be3 Nb3 37. Ke1 g5 38. Rb1 d4 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "2"]
[White "Kommer, Bas"]
[Black "Huistra, Heikel"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "53"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3 Bb4 7. Nd2 d5 8. Bd3 Bg4 9. f3 Be6 10. 0-0 Bc5+ 11. Kh1 a6 12. Nb3 Ba7 13. Bg5 h6 14. Bh4 g5 15. Bf2 Nd4 16. Nxd4 exd4 17. Ne2 dxe4 18. Bxe4 Nxe4 19. fxe4 Bg4 20. Qd3 Bxe2 21. Qxe2 h5 22. Rad1 g4 23. c3 Qc7 24. Bxd4 Bb8 25. e5 Qe7 26. e6 Bxh2 27. exf7+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "6"]
[White "Kommer, Bas"]
[Black "Solleveld, Floris"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "113"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c3 Bg7 5. Bf4 0-0 6. Ne2 c6 7. 0-0 Re8 8. Bg3 Nh5 9. f4 Nxg3 10. Nxg3 Qb6 11. Qb3 Qxb3 12. axb3 e5 13. d5 cxd5 14. exd5 Bd7 15. Ne4 exf4 16. Nxd6 Re3 17. Bc4 b6 18. Na3 a6 19. Nc2 Re7 20. Rae1 Be5 21. Ne4 Bf5 22. Bd3 Kg7 23. Nf2 Bc8 24. Re2 Bd6 25. Rxe7 Bxe7 26. Re1 Bd6 27. Nd4 Bb7 28. c4 Nd7 29. Nf3 Nc5 30. Bc2 h6 31. Ne4 Nxe4 32. Rxe4 b5 33. Nd4 Rc8 34. Bd3 f5 35. Ne6+ Kf7 36. Re2 a5 37. Re1 Re8 38. Rf1 Be5 39. Nxf4 bxc4 40. bxc4 Bxb2 41. Ne6 Bc8 42. Nc7 Re3 43. Rd1 a4 44. Bb1 Rc3 45. d6 Kf8 46. Ba2 Rc1 47. Rxc1 Bxc1 48. Kf2 Ba3 49. Nb5 Bc5+ 50. Ke2 Kf7 51. Kd3 Ke6 52. Kc3 Bd7 53. h3 Bxb5 54. cxb5+ Kxd6 55. Bf7 g5 56. Bg6 f4 57. Bh5 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "4"]
[White "Kommer, Bas"]
[Black "Verwer, Sicco"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "116"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 dxc4 6. Bxc4 Nd7 7. Nge2 Nb6 8. Bb3 Ne7 9. Bg5 Qd7 10. 0-0 Ned5 11. Rc1 Nb4 12. Ng3 Bd3 13. Re1 h6 14. Be3 Ba6 15. Nce4 Nd3 16. Qg4 Nxe1 17. Nh5 0-0-0 18. Rxe1 Nd5 19. Bxd5 exd5 20. Qxd7+ Rxd7 21. Neg3 Bb4 22. Rc1 g6 23. Nf6 Rc7 24. f4 Be7 25. Ng4 h5 26. Nf2 f6 27. a3 fxe5 28. fxe5 Rf8 29. Nh3 Bh4 30. Nf4 Bg5 31. Nxd5 cxd5 32. Rxc7+ Kxc7 33. Bxg5 Kd7 34. h3 Rc8 35. Bd2 Rc2 36. Bc3 h4 37. Nh1 Rc1+ 38. Kh2 Rf1 39. g3 hxg3+ 40. Nxg3 Rf2+ 41. Kg1 Rc2 42. Nh1 Bd3 43. Nf2 Bf5 44. h4 Kc6 45. Kg2 Kb5 46. Kg3 Rc1 47. Kf4 b6 48. Kg3 a5 49. Nh3 Bxh3 50. Kxh3 Rg1 51. Kh2 Rg4 52. Kh3 Re4 53. Kg3 Kc6 54. e6 Rxe6 55. Kf4 Re4+ 56. Kg5 Kb5 57. Kxg6 Rxh4 58. Kf5 Re4 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "5"]
[White "Van Dongen, Edwin"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B80"]
[PlyCount "95"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nge2 Nc6 4. g3 d6 5. Bg2 Be7 6. d4 cxd4 7. Nxd4 Nf6 8. 0-0 a6 9. Nce2 0-0 10. c4 Qc7 11. b3 Bd7 12. Bb2 Rfe8 13. Qd2 Rad8 14. Rac1 h6 15. h3 Nh7 16. Ba3 Nxd4 17. Nxd4 e5 18. Nc2 f5 19. exf5 Bxf5 20. Ne3 Qd7 21. Nxf5 Qxf5 22. h4 Nf6 23. Bxb7 Qh5 24. Qd1 Qg6 25. Qc2 Qg4 26. Rce1 Kf7 27. Qe2 Qd7 28. Bd5+ Nxd5 29. cxd5 Rh8 30. f4 Bf6 31. fxe5 dxe5 32. Qh5+ Kg8 33. d6 a5 34. Qg6 Qe6 35. Qf5 Qe8 36. h5 Rd7 37. Rc1 Bd8 38. Kg2 Rf7 39. Qg6 Qd7 40. Bb2 Rxf1 41. Rxf1 Qc6+ 42. Kh2 Qd5 43. Qe8+ Kh7 44. Qg6+ Kg8 45. Rf2 Bb6 46. Rc2 Bc5 47. Ba3 e4 48. Bxc5 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "3"]
[White "Zouaghi, Said"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "A58"]
[PlyCount "67"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 d6 8. Nf3 0-0 9. Bd3 Nxa6 10. 0-0 Nb4 11. Bb1 Ba6 12. Re1 Bb7 13. Bf4 Nh5 14. Be3 Qd7 15. h3 Ra7 16. Nd2 Rfa8 17. a4 Ba6 18. Nb3 Bc4 19. Ra3 e6 20. Nxc5 dxc5 21. Bxc5 Rb7 22. Qg4 Na6 23. b4 Nxb4 24. e5 Nxd5 25. Qxc4 Bf8 26. Bxf8 Rxf8 27. Be4 Rc8 28. Qd3 Nhf4 29. Nxd5 Nxd3 30. Nf6+ Kg7 31. Nxd7 Nxe1 32. Bxb7 Rc2 33. Be4 Rc7 34. Kf1 1-0

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.05.04"]
[Round "9"]
[White "Kommer, Bas"]
[Black "Plukkel, Sjoerd"]
[Result "1-0"]
[ECO "B63"]
[PlyCount "101"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Qd2 0-0 8. 0-0-0 d6 9. f3 Bd7 10. Kb1 Rc8 11. Ndb5 d5 12. Bxf6 Bxf6 13. exd5 Bxc3 14. Nxc3 exd5 15. Qxd5 Be6 16. Qe4 Qa5 17. Bd3 g6 18. a3 Rfe8 19. Qa4 Qc5 20. Ne4 Qe7 21. g4 Red8 22. Be2 Bd5 23. Rhf1 Qe5 24. h4 Re8 25. Rxd5 Qe7 26. Rfd1 Red8 27. Rxd8+ Rxd8 28. Rxd8+ Qxd8 29. g5 Nd4 30. Qc4 Nf5 31. Qc3 Ng7 32. Bc4 Nh5 33. Nf6+ Nxf6 34. Qxf6 Qd1+ 35. Ka2 Qd7 36. Kb3 b5 37. Bxf7+ Qxf7+ 38. Qxf7+ Kxf7 39. Kb4 a6 40. a4 Ke6 41. axb5 axb5 42. Kxb5 Kf5 43. c4 Kf4 44. c5 Kg3 45. c6 Kxh4 46. c7 Kxg5 47. c8Q h5 48. Qh3 Kf4 49. Kc5 Kg5 50. Kd5 h4 51. Qg4+ 1-0

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.05.03"]
[Round "8"]
[White "De Vries, Kornelis"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "88"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 g6 5. f4 Nc6 6. Nf3 Bg7 7. 0-0 0-0 8. d3 Rb8 9. Qe2 Ne8 10. Be3 b5 11. e5 Bd7 12. d4 b4 13. Ne4 cxd4 14. Nxd4 Nxd4 15. Bxd4 Bb5 16. Qe3 Bxf1 17. Bxf1 dxe5 18. Bxa7 exf4 19. Qxf4 Bd4+ 20. Bxd4 Qxd4+ 21. Kh1 Nd6 22. Nxd6 Qxd6 23. Qf3 Qd4 24. Qb3 Rfd8 25. Bd3 Qd5+ 26. Qxd5 Rxd5 27. Rf1 Rd7 28. Bc4 e5 29. Re1 Re7 30. Kg2 Kg7 31. Kf3 f5 32. h4 Rd8 33. Bd3 Kf6 34. Bc4 Rd4 35. b3 Ra7 36. Ra1 e4+ 37. Ke3 Ke5 38. Bg8 h6 39. Bc4 g5 40. hxg5 hxg5 41. Bg8 f4+ 42. gxf4+ gxf4+ 43. Kf2 Rd2+ 44. Ke1 Rxc2 0-1

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.05.03"]
[Round "7"]
[White "Kommer, Bas"]
[Black "Vinck, Martin"]
[Result "1/2-1/2"]
[ECO "B80"]
[PlyCount "109"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Be2 0-0 9. 0-0 b5 10. Qd2 Qc7 11. a4 b4 12. Na2 e5 13. Nb3 a5 14. Bb5 Be6 15. Qf2 Nbd7 16. Bxd7 Qxd7 17. Rfd1 Qxa4 18. Nc3 Qe8 19. Na4 Bxb3 20. cxb3 Qb5 21. Nb6 Ra6 22. g4 h6 23. h4 Nd7 24. Nd5 Bd8 25. Rac1 Nb6 26. Nc7 Bxc7 27. Rxc7 Na8 28. Rc2 Rc6 29. Rcd2 Rd8 30. Rd5 Qb8 31. Qd2 Qc7 32. Rxe5 Rc2 33. Qd4 Rxb2 34. Rxa5 Qxa5 35. Qxb2 Nc7 36. Qf2 Na8 37. g5 hxg5 38. hxg5 Qe5 39. Rd4 Qb5 40. Rd5 Qa6 41. Bd4 Nc7 42. Rf5 Ne6 43. Qd2 Nxd4 44. Qxd4 Rc8 45. Rd5 Qe2 46. Qf2 Rc1+ 47. Kg2 Qa6 48. e5 Qc8 49. Rxd6 Rc2 50. Rd8+ Qxd8 51. Qxc2 Qxg5+ 52. Kf2 Qxe5 53. Qc8+ Kh7 54. Qh3+ Kg8 55. Qc8+ 1/2-1/2

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.05.02"]
[Round "5"]
[White "Kommer, Bas"]
[Black "Hoogeboom, Arthur"]
[Result "0-1"]
[ECO "A20"]
[PlyCount "88"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e5 2. d3 Bb4+ 3. Bd2 Bxd2+ 4. Qxd2 Nf6 5. Nc3 0-0 6. e3 c5 7. Nge2 d5 8. cxd5 Nxd5 9. g3 Be6 10. Bg2 Nc6 11. a3 b6 12. 0-0 Qd7 13. Rad1 Rad8 14. d4 exd4 15. exd4 Rfe8 16. dxc5 Nxc3 17. Qxd7 Nxe2+ 18. Kh1 Rxd7 19. Bxc6 Rxd1 20. Rxd1 Rc8 21. cxb6 axb6 22. Bf3 Nc1 23. Bb7 Rb8 24. Rxc1 Rxb7 25. f3 g6 26. Kg2 Rd7 27. Rc2 Bb3 28. Rc6 Rd2+ 29. Kg1 b5 30. Rc5 Bc4 31. b3 Bxb3 32. Rxb5 Rd3 33. f4 Ba4 34. Ra5 Rxa3 35. Re5 Ra2 36. h4 Bc6 37. Kf1 Bg2+ 38. Ke1 Bh3 39. h5 Rg2 40. h6 Kf8 41. Rd5 Ke7 42. Ra5 Rxg3 43. Ra8 Bf5 44. Ra7+ Kf6 0-1

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.05.02"]
[Round "6"]
[White "Leenhouts, Koen"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "59"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 Be7 4. e5 Nd5 5. Bxe7 Qxe7 6. c4 Nb6 7. Nc3 d6 8. exd6 cxd6 9. Nf3 0-0 10. Bd3 N8d7 11. Qc2 h6 12. 0-0-0 f5 13. Rde1 Nf6 14. d5 e5 15. Nh4 Ng4 16. g3 Qg5+ 17. Kb1 e4 18. Nxe4 fxe4 19. Bxe4 Nf6 20. f4 Qg4 21. Rhg1 Nxe4 22. Rxe4 Bf5 23. Nxf5 Qxf5 24. g4 Qd7 25. g5 h5 26. g6 Rf5 27. Qe2 Raf8 28. Re7 Qc8 29. Rxg7+ Kxg7 30. Qe7+ 1-0

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.05.01"]
[Round "4"]
[White "Drost, Daan"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "84"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Nf3 Nc6 7. Qe4 Be7 8. Qg4 g6 9. Bh6 f5 10. Qh3 Rg8 11. Nbd2 Kf7 12. Be3 h5 13. Nc4 Nxe3 14. Nxe3 Rh8 15. Bc4 f4 16. Nc2 Qc7 17. 0-0 Nxe5 18. Nxe5+ Qxe5 19. Nd4 d5 20. Bb3 Bd7 21. Rfe1 Qd6 22. Qd3 Bf6 23. Nf3 Bc6 24. Re2 Rae8 25. c4 Rd8 26. Rae1 dxc4 27. Qxc4 Bd5 28. Qd3 Rhe8 29. Bc2 Rg8 30. Ne5+ Bxe5 31. Rxe5 Qb4 32. Qe2 Bxa2 33. Re4 Qd2 34. Rxe6 Qxe1+ 35. Qxe1 Bxe6 36. Qe4 Bf5 37. Bb3+ Kg7 38. Qxb7+ Rd7 39. Qb4 Rgd8 40. h3 Rd4 41. Qe7+ Kh6 42. h4 a5 1/2-1/2

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.05.01"]
[Round "3"]
[White "Kommer, Bas"]
[Black "Koster, Ramon H"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "88"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nd2 Bc5 6. N4b3 Be7 7. Bd3 Nc6 8. 0-0 0-0 9. Kh1 a6 10. f4 b5 11. Nf3 Bb7 12. Qe2 Qc7 13. Bd2 Rac8 14. a3 d5 15. e5 Nd7 16. Qf2 f6 17. exf6 Rxf6 18. Qe3 Rcf8 19. Ng5 Re8 20. Bxh7+ Kh8 21. Bd3 Nd8 22. Qh3+ Rh6 23. Qg3 Bxg5 24. Qxg5 Nf7 25. Qg3 Nf6 26. Bc3 Rg8 27. h3 Ne4 28. Bxe4 dxe4 29. Rad1 Kh7 30. Qe3 Nd6 31. Nd2 Nf5 32. Qe1 e3 33. Kh2 exd2 34. Qxd2 Bd5 35. Rf2 Qb7 36. Re1 Nd6 37. Rfe2 Re8 38. Be5 Nf5 39. b3 Kg8 40. Qd3 Rc8 41. g4 Nh4 42. Rf1 Nf3+ 43. Kg3 Nxe5 44. Rxe5 Bg2 0-1

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.04.30"]
[Round "2"]
[White "Amesz, Jaap"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "49"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nd2 Nf6 3. e3 Nbd7 4. Bd3 e6 5. f4 Bd6 6. Qf3 c5 7. c3 Nf8 8. Ne2 N6d7 9. e4 Nb6 10. e5 Be7 11. 0-0 c4 12. Bc2 Bd7 13. f5 f6 14. Qh5+ Ng6 15. fxg6 h6 16. Nf3 f5 17. h4 Qc7 18. Ng5 Bxg5 19. hxg5 0-0-0 20. gxh6 gxh6 21. g4 fxg4 22. Rf7 Qc6 23. g7 Rhe8 24. Bxh6 Qb5 25. Rb1 1-0

[Event "NED-ch U15"]
[Site "Arnhem"]
[Date "1996.04.29"]
[Round "1"]
[White "Kommer, Bas"]
[Black "Overbeeke, Pim"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "89"]
[EventDate "1996.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Nc3 Bg4 5. Bc4 e6 6. 0-0 Nb6 7. Be2 Bd6 8. d3 c6 9. b3 N8d7 10. Bb2 Qc7 11. h3 h5 12. Ne4 Bf5 13. c4 0-0-0 14. Qc2 Bxe4 15. dxe4 Rhg8 16. Ng5 Rdf8 17. Bc1 Be7 18. f4 Bxg5 19. fxg5 g6 20. c5 Na8 21. Bb2 e5 22. Rad1 Qa5 23. a4 Qxc5+ 24. Qxc5 Nxc5 25. Ba3 b6 26. Bxc5 bxc5 27. Rc1 Kb7 28. Rxc5 Re8 29. Rxf7+ Kb6 30. b4 a5 31. Rxa5 Nc7 32. Rc5 Kb7 33. b5 Kb8 34. bxc6 Rgf8 35. Rxf8 Rxf8 36. Rxe5 Re8 37. Rxe8+ Nxe8 38. g4 h4 39. e5 Kc7 40. Bf3 Kb6 41. Be4 Nc7 42. Bxg6 Kxc6 43. Bf5 Kb6 44. g6 Ne8 45. Kf2 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "8"]
[White "Den Uijl, Simon"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B72"]
[PlyCount "108"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Nb3 0-0 9. f4 a5 10. 0-0 a4 11. Nd4 Qb6 12. Qd3 Ng4 13. Nd5 Bxd4 14. Nxb6 Bxe3+ 15. Kh1 Bxb6 16. Bxg4 Bxg4 17. c3 Bd7 18. Rae1 Be6 19. b3 Rfd8 20. f5 Bc8 21. Qg3 Kg7 22. Qh4 f6 23. g4 g5 24. Qg3 Rh8 25. h4 h6 26. Kg2 axb3 27. h5 Rxa2+ 28. Kh3 Ne5 29. Rb1 b2 30. Qg2 Bc5 31. Rxb2 Ra3 32. Qd2 Nc4 33. Qc1 Nxb2 34. Qxb2 Rd8 35. Rd1 Rd7 36. Ra1 Rxa1 37. Qxa1 Bb6 38. Qb2 Ba7 39. Qa3 b6 40. Qa4 Kf8 41. c4 Rc7 42. Kg3 Bd7 43. Qa6 Be8 44. Kf3 Bf7 45. c5 dxc5 46. Qa4 c4 47. Ke2 c3 48. Kd1 c2+ 49. Kc1 b5 50. Qa3 Bc5 51. Qa8+ Kg7 52. Kxc2 Bd6+ 53. Kb2 Rc4 54. Qa1 Be5+ 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "2"]
[White "Huistra, Heikel"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B74"]
[PlyCount "54"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 Nc6 8. Be3 0-0 9. Nb3 Be6 10. f4 Qc8 11. Bd3 Ng4 12. Qf3 Nxe3 13. Qxe3 Bxb3 14. Qg3 Be6 15. f5 Be5 16. Qg5 Bxc3 17. bxc3 Bd7 18. Bc4 Ne5 19. Bb3 Qc5+ 20. Kh1 Rae8 21. Rad1 Bc6 22. fxg6 hxg6 23. Rd3 Kg7 24. Rh3 Rh8 25. Qxe5+ Qxe5 26. Rxf7+ Kg8 27. Rxe7+ d5 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "1"]
[White "Kommer, Bas"]
[Black "Briard, Mathieu"]
[Result "1-0"]
[ECO "B79"]
[PlyCount "57"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Ne5 11. Bb3 Qa5 12. Kb1 Rfc8 13. h4 Nc4 14. Bxc4 Rxc4 15. Nce2 Qa6 16. h5 Nxh5 17. g4 Nf6 18. Ng3 e5 19. Nb3 Ba4 20. Qxd6 Qxd6 21. Rxd6 b6 22. Rhd1 Rac8 23. c3 R4c6 24. Rd8+ Rxd8 25. Rxd8+ Bf8 26. Bh6 Nd7 27. Nc1 Rd6 28. Bxf8 Nxf8 29. Rxd6 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "3"]
[White "Kommer, Bas"]
[Black "Gerritse, Youri"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "43"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. Bc4 Bg4 6. d3 Ne5 7. Bb3 e6 8. Bd2 Bb4 9. Qe2 Nxf3+ 10. gxf3 Bh5 11. Rg1 g6 12. 0-0-0 Qf5 13. Qe4 Bd6 14. Qxf5 exf5 15. Rde1+ Ne7 16. Nd5 Kd8 17. Bg5 Re8 18. Nf6 Bxf3 19. Nxe8 Kxe8 20. Bxe7 Bxe7 21. Rg3 Bc6 22. Rge3 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "5"]
[White "Kommer, Bas"]
[Black "Lahaye, Rick"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "96"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Qd2 Nbd7 9. Be2 Qc7 10. 0-0 0-0 11. f4 b6 12. Bf3 Bb7 13. Kh1 Nc5 14. e5 dxe5 15. fxe5 Nfe4 16. Nxe4 Bxe4 17. Bf4 Rad8 18. Qc3 Qb7 19. Rad1 Rd7 20. Qe1 Rfd8 21. c3 b5 22. b4 Bxf3 23. Rxf3 Na4 24. Qf2 Qc7 25. Rc1 Qc4 26. a3 Nxc3 27. Be3 f6 28. exf6 Bxf6 29. Rxf6 gxf6 30. Qxf6 Rxd4 31. Bxd4 Qxd4 32. Qxe6+ Kh8 33. Rf1 Rg8 34. h3 Ne4 35. Re1 Nf2+ 36. Kh2 Qf4+ 37. Kg1 Nxh3+ 38. Qxh3 Qg3 39. Qxg3 Rxg3 40. Re8+ Kg7 41. Re2 Rxa3 42. Rb2 Kf7 43. Kh2 Ke6 44. g3 Kd5 45. Kh3 Ra1 46. Rc2 Ra4 47. Rb2 Kc4 48. Kh4 Kc3 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "7"]
[White "Kommer, Bas"]
[Black "Van Rosmalen, Joost"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "59"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. 0-0 Bc5 6. c3 dxc3 7. Bxf7+ Kxf7 8. Qd5+ Ke8 9. Qh5+ Kf8 10. Qxc5+ Qe7 11. Qe3 cxb2 12. Bxb2 d6 13. Ba3 Nf6 14. e5 Nd5 15. Qd2 Be6 16. Re1 a5 17. exd6 cxd6 18. Nc3 Nxc3 19. Bxd6 Nd5 20. Bxe7+ Kxe7 21. Qxd5 Nd8 22. Nd4 Re8 23. Nxe6 Nxe6 24. Qxe6+ Kf8 25. Qf5+ Kg8 26. Rxe8+ Rxe8 27. Qxa5 Kh8 28. Re1 Rc8 29. Qb5 Rb8 30. Re8+ 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "6"]
[White "Van Elteren, Jesse"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B78"]
[PlyCount "51"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Bc4 0-0 9. Qd2 Bd7 10. 0-0-0 Ne5 11. Bb3 Qa5 12. h4 Rfc8 13. Nde2 Nc4 14. Bxc4 Rxc4 15. Bh6 Bxh6 16. Qxh6 Rac8 17. g4 Ba4 18. Rd2 e6 19. h5 R4c5 20. hxg6 fxg6 21. f4 Rxc3 22. Nxc3 Rxc3 23. bxc3 Qxc3 24. Kd1 Qf3+ 25. Ke1 Qg3+ 26. Rf2 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "4"]
[White "Vinck, Martin"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B79"]
[PlyCount "63"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Bc4 0-0 9. Qd2 Bd7 10. 0-0-0 Qa5 11. g4 Rfc8 12. Bb3 Ne5 13. h4 Nc4 14. Bxc4 Rxc4 15. Nb3 Qc7 16. e5 Ne8 17. Nd5 Qd8 18. Bg5 f6 19. exf6 exf6 20. Rde1 b5 21. Bh6 Rac8 22. Ne7+ Kh8 23. Nxc8 Bxc8 24. Bxg7+ Kxg7 25. Re2 Nc7 26. Rhe1 Ne6 27. Rxe6 Bxe6 28. Rxe6 d5 29. Nd4 Qd7 30. Re2 Rc8 31. Ne6+ Kg8 32. Qd4 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "1996.??.??"]
[Round "9"]
[White "Willemze, Thomas"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B79"]
[PlyCount "82"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. Bc4 Bd7 10. 0-0-0 Ne5 11. Bb3 Qa5 12. h4 Rfc8 13. h5 Nxh5 14. g4 Nf6 15. Bh6 Bxh6 16. Qxh6 Rxc3 17. bxc3 Qxc3 18. Kb1 Rc8 19. g5 Nh5 20. Rxh5 gxh5 21. g6 hxg6 22. Bxf7+ Kxf7 23. Qh7+ Kf6 24. f4 Qc4 25. Rd2 Qb4+ 26. Kc1 Qa3+ 27. Kd1 Bg4+ 28. Ne2 Qxa2 29. fxe5+ dxe5 30. Ke1 Qb1+ 31. Kf2 Qb6+ 32. Nd4 Qb4 33. Qh6 Qb6 34. Kg2 exd4 35. e5+ Ke6 36. Qxg6+ Kd7 37. e6+ Bxe6 38. Qxh5 Rg8+ 39. Kf1 Bc4+ 40. Ke1 Qe6+ 41. Kf2 Qe3# 0-1

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "2"]
[White "Gerritse, Youri"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B52"]
[PlyCount "39"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Nc3 Bxb5 5. Nxb5 a6 6. Nc3 g6 7. d4 cxd4 8. Nxd4 Bg7 9. Bg5 Nc6 10. Nce2 Nf6 11. Nxc6 bxc6 12. Qd3 0-0 13. 0-0 Qb6 14. Rab1 Qa5 15. Bxf6 Bxf6 16. a3 Rab8 17. b4 Qb6 18. c4 Rfd8 19. Rfd1 Qa7 20. Nc3 1/2-1/2

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "3"]
[White "Kommer, Bas"]
[Black "Hoek, Martijn"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "107"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. 0-0 0-0 7. Nbd2 d6 8. b4 Bb6 9. Bb2 a5 10. a3 Be6 11. Qc2 Re8 12. h3 Nd7 13. Rfe1 Qf6 14. b5 Ne7 15. d4 d5 16. exd5 Bf5 17. dxe5 Bxf2+ 18. Kh1 Bxc2 19. exf6 Bxe1 20. Nxe1 Nxf6 21. Nxc2 Nexd5 22. Nd4 Re3 23. Rc1 Nb6 24. Bf1 Na4 25. Nc4 Ree8 26. Kg1 Rab8 27. Ba1 Ra8 28. Nd2 Rad8 29. N2b3 Ra8 30. c4 b6 31. Be2 Nc5 32. Bf3 Nxb3 33. Nxb3 Rad8 34. Nd4 Re3 35. Bb2 Rd3 36. Nf5 Rb3 37. Nxh6+ Kf8 38. Be5 Rd7 39. Nf5 g6 40. Bc6 Rxa3 41. Bxf6 Rd2 42. Be7+ Kg8 43. Nh6+ Kg7 44. Bxa3 Ra2 45. Be7 Kxh6 46. c5 a4 47. cxb6 cxb6 48. Bf6 a3 49. Ra1 Rxa1+ 50. Bxa1 Kg5 51. Kf2 Kf4 52. Bd5 f5 53. Bd4 Kg5 54. Bxb6 1-0

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "9"]
[White "Kommer, Bas"]
[Black "Slaa, Ricardo"]
[Result "0-1"]
[ECO "A38"]
[PlyCount "92"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 c5 5. d3 0-0 6. Nf3 e6 7. 0-0 Nc6 8. Bg5 h6 9. Bd2 a6 10. a4 d6 11. Rb1 Nb4 12. Qb3 Bd7 13. Rfd1 Rb8 14. d4 b6 15. Bf4 Ne8 16. Ne4 d5 17. Bxb8 Qxb8 18. Nc3 Nc7 19. e3 Rc8 20. Nd2 a5 21. Nf1 Nca6 22. Rd2 cxd4 23. exd4 dxc4 24. Qd1 Nd3 25. d5 Bxc3 26. bxc3 Nac5 27. Ne3 Bxa4 28. Qg4 b5 29. dxe6 Nxe6 30. Nxc4 Qc7 31. Nb2 Nxb2 32. Rbxb2 Qxc3 33. Bh3 b4 34. Qe2 Qc1+ 35. Kg2 Bc6+ 36. f3 Ng5 37. Rb3 Nxh3 38. Kxh3 Rf8 39. Qf2 Qc4 40. Rbb2 a4 41. Rd4 Qe6+ 42. g4 b3 43. Rb4 Qe3 44. Kg2 Qc3 45. Rb6 Qc4 46. Qf1 Qxg4+ 0-1

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "1"]
[White "Kommer, Bas"]
[Black "Tybout, Kees"]
[Result "1-0"]
[ECO "B45"]
[PlyCount "39"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[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 Bb4 6. Be3 Qa5 7. Qd2 Nf6 8. f3 Bxc3 9. bxc3 d5 10. Nb3 Qc7 11. Bd3 Ne5 12. 0-0 0-0 13. Bf4 Bd7 14. Rfe1 Bc6 15. exd5 Qb6+ 16. Be3 Qc7 17. dxc6 Nxc6 18. Bf4 Qd7 19. Bg5 Nh5 20. Bxh7+ 1-0

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "4"]
[White "Kommer, Bas"]
[Black "Van Ruitenburg, Joost"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "121"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. 0-0 d6 7. b4 Bg4 8. h3 Bh5 9. Bb2 Qd7 10. Nbd2 a5 11. a3 a4 12. Bb5 Qc8 13. Bxa4 Nd8 14. Bb3 Ne6 15. Bxe6 fxe6 16. Qb3 Bf7 17. Ng5 Nh5 18. Nxf7 Rxf7 19. Bc1 Nf4 20. Qc2 Qe8 21. Nc4 Rf8 22. d4 Qg6 23. Bxf4 exf4 24. f3 Bh4 25. Nb2 Rf6 26. Nd3 Qg3 27. Qf2 Qg5 28. Qd2 Raf8 29. e5 Rh6 30. exd6 cxd6 31. Ra2 Rff6 32. Kh1 Bg3 33. Nf2 Rfg6 34. Ng4 Rh4 35. Qe2 h5 36. Nf2 Qf5 37. Qe4 Qb5 38. Qe2 Qf5 39. Qd3 Qd5 40. c4 Qg5 41. Rd2 Bxf2 42. Rdxf2 Qg3 43. Qe2 Kh8 44. b5 Rg5 45. Qxe6 Rg6 46. Qe2 Rg5 47. a4 Rf5 48. Ra1 Rf8 49. a5 g5 50. Rff1 g4 51. fxg4 hxg4 52. Qf2 Qxf2 53. Rxf2 g3 54. Rf3 Rh6 55. Raf1 Re6 56. Rxg3 fxg3 57. Rxf8+ Kg7 58. Rf1 Re4 59. Rd1 Kf7 60. Kg1 Rf4 61. Rf1 1-0

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "7"]
[White "Kommer, Bas"]
[Black "Verwer, Sicco"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "128"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d5 6. exd5 Nxd5 7. 0-0 0-0 8. Re1 Be6 9. Nbd2 Re8 10. Ne4 Bd6 11. Bb3 Nf4 12. Bxf4 exf4 13. d4 Bxb3 14. Qxb3 Qd7 15. Rad1 Re7 16. Qc2 h6 17. c4 Bb4 18. Rf1 Rae8 19. Nc3 Bxc3 20. Qxc3 Re2 21. d5 Ne5 22. Nd4 Re4 23. Qc2 Ng6 24. Ne6 Re5 25. Nc5 Qd6 26. Nxb7 Qb6 27. Qb3 Re2 28. Rb1 Rd2 29. Qb5 Qxb5 30. cxb5 Rxd5 31. a4 Re2 32. Rfe1 Rdd2 33. Rxe2 Rxe2 34. Na5 Ne5 35. f3 Nd3 36. b3 Kf8 37. Nc6 Ke8 38. Nxa7 Kd7 39. Rd1 Re1+ 40. Rxe1 Nxe1 41. Nc6 Kc8 42. b4 Nd3 43. Kf1 Kb7 44. Ke2 Nb2 45. a5 Nc4 46. g3 fxg3 47. hxg3 Nd6 48. Nd4 g6 49. Ke3 f6 50. g4 Ka7 51. Kd3 Kb7 52. Kc3 Ka8 53. Kb3 h5 54. gxh5 gxh5 55. Ka4 h4 56. f4 Kb7 57. Nf3 h3 58. Nh2 Ne4 59. Kb3 Ng3 60. Kc4 Nh5 61. Kc5 Nxf4 62. b6 cxb6+ 63. axb6 Nd3+ 64. Kc4 f5 1/2-1/2

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "5"]
[White "Kuijvenhoven, Gertjan"]
[Black "Kommer, Bas"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "68"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Be3 cxd4 6. Bxd4 Be6 7. Bd3 Nc6 8. Nf3 Nf6 9. Nbd2 Bd6 10. 0-0 0-0 11. Qc2 h6 12. Rfe1 Rc8 13. a3 a6 14. b4 Bg4 15. h3 Be6 16. Nb3 Nd7 17. Re2 Qc7 18. Rc1 a5 19. Be3 axb4 20. axb4 Nde5 21. Nfd4 Qd7 22. Nxe6 fxe6 23. Qd2 Nxd3 24. Qxd3 Ne5 25. Qb1 Qb5 26. Nd4 Qd7 27. Qb3 Nc4 28. Rce1 Rce8 29. Nf3 Kh8 30. Qd1 Qf7 31. Bd4 Qg6 32. Qc2 Qxc2 33. Rxc2 e5 34. Rce2 e4 1/2-1/2

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "8"]
[White "Snuverink, Michiel"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "132"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. d3 a6 5. h3 b5 6. Bb3 Bb7 7. a3 e6 8. c4 Nf6 9. Nc3 Qb6 10. cxb5 axb5 11. Bd2 Be7 12. 0-0 0-0 13. Qc2 Rfc8 14. Rfe1 Ba6 15. Be3 Qc7 16. d4 b4 17. Ne2 Bxe2 18. Qxe2 bxa3 19. Rxa3 Rxa3 20. bxa3 Nxe4 21. dxc5 Nxc5 22. Bxc5 dxc5 23. Rb1 h6 24. Bc2 Nd4 25. Qd3 g6 26. Rc1 Rd8 27. Qe3 Bf6 28. Nxd4 Bg5 29. Nxe6 Bxe3 30. Nxc7 Bxc1 31. Nb5 Bf4 32. g3 Be5 33. Kf1 Rd2 34. Be4 Bd4 35. Nxd4 Rxd4 36. Bc6 Rd6 37. Bb5 Rb6 38. a4 Kf8 39. Ke2 Ke7 40. Kd3 Kd6 41. Kc4 Rb8 42. a5 Ra8 43. a6 f6 44. f3 g5 45. Kb3 Kc7 46. Bd3 Kb6 47. Kc4 Rd8 48. Kc3 Rd4 49. Be2 Ra4 50. Kb3 Rxa6 51. Bxa6 Kxa6 52. Kc4 Kb6 53. f4 Kc6 54. f5 h5 55. g4 h4 56. Kd3 Kd5 57. Ke3 Ke5 58. Kd3 Kf4 59. Kc4 Kg3 60. Kd5 Kxh3 61. Ke6 Kxg4 62. Kxf6 h3 63. Kg6 h2 64. f6 h1Q 65. f7 Qf1 66. Kg7 c4 0-1

[Event "NED-ch U18"]
[Site "Hengelo"]
[Date "1995.??.??"]
[Round "6"]
[White "Willemze, Thomas"]
[Black "Kommer, Bas"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "103"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 b5 7. Bb3 Bb7 8. 0-0 g6 9. Be3 Bg7 10. Bd5 Nxd5 11. Nxd5 0-0 12. Nb3 Nd7 13. c3 Rc8 14. Bg5 f6 15. Be3 Nc5 16. Nf4 Bxe4 17. Nxc5 dxc5 18. Ne6 Qxd1 19. Raxd1 Rfe8 20. Nxc5 Bf5 21. Nxa6 e5 22. Rd5 Be6 23. Rxb5 Bc4 24. Rb6 Bxf1 25. Kxf1 f5 26. g3 e4 27. Ke2 Re7 28. Nc5 Be5 29. Bd4 Rd8 30. Ne6 Bxd4 31. Nxd4 Rc8 32. Kd2 Rd7 33. h4 Kf7 34. Ra6 Re8 35. Ke3 Rb7 36. b4 Rc8 37. Rc6 Ra8 38. Ne6 Re7 39. Nc5 Rxa2 40. b5 Rc2 41. Nb3 Rb2 42. Nd4 Rb1 43. b6 Ke8 44. c4 Rd7 45. Nb5 Rc1 46. Rc5 Rb1 47. Rc8+ Ke7 48. Rb8 Rd8 49. Rxd8 Kxd8 50. b7 Rxb5 51. cxb5 Kc7 52. Kf4 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "10"]
[White "Huistra, Heikel"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "C08"]
[PlyCount "60"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Qe7 7. Bxd7+ Nxd7 8. Nb3 Qxe2+ 9. Nxe2 Ngf6 10. Be3 c4 11. Nc5 Nxc5 12. dxc5 Rc8 13. c6 b6 14. Nd4 Bc5 15. Nb5 Bxe3 16. Nd6+ Kd8 17. Nxf7+ Ke7 18. Nxh8 Bxf2+ 19. Kxf2 Ne4+ 20. Ke2 Rxh8 21. Rhe1 Kd6 22. Rad1 Re8 23. Kf1 Kxc6 24. Rd4 Rf8+ 25. Kg1 Kc5 26. Red1 Nf6 27. a3 a5 28. R4d2 b5 29. Re2 Ne4 30. b3 Nc3 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "1"]
[White "Jaarsma, Bouke"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "76"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Bc5 6. Be3 Bxe3 7. fxe3 Nf6 8. Nc3 0-0 9. Bd3 Rd8 10. Ke2 Nc6 11. a3 e5 12. h3 Be6 13. Rad1 Nh5 14. Kf2 Nf6 15. Nb5 Rac8 16. Nc3 a5 17. Rd2 Ne8 18. Rhd1 Nd6 19. Bb5 f6 20. Bxc6 bxc6 21. Na4 Nxe4+ 22. Ke2 Nxd2 23. Rxd2 Rxd2+ 24. Nxd2 Rb8 25. Nc5 Bd5 26. c4 Bxg2 27. b4 axb4 28. axb4 Rxb4 29. Nd3 Rb8 30. Nf2 c5 31. Nde4 Bxe4 32. Nxe4 Rb4 33. Kd3 Rb3+ 34. Kc2 Rxe3 35. Nxc5 Rxh3 36. Ne4 Rh4 37. Kd3 Rxe4 38. Kxe4 Kf7 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "4"]
[White "Kommer, Bas"]
[Black "Muris, Paul"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "61"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. b3 Qb6 6. Bb2 cxd4 7. Bxd4 Nxd4 8. Qxd4 Bc5 9. Qd2 Ne7 10. Nc3 Bd7 11. a3 Rc8 12. b4 Bxf2+ 13. Qxf2 Qxf2+ 14. Kxf2 Rxc3 15. Bd3 Rc8 16. Ng5 h6 17. Nf3 Ba4 18. Nd4 0-0 19. Ra2 a6 20. Re1 Nc6 21. Nf3 g5 22. g4 Na7 23. Nd4 Nc6 24. Nf3 f6 25. Kg3 fxe5 26. Nxe5 Nxe5 27. Rxe5 Rc6 28. h3 Rf4 29. h4 Kf8 30. hxg5 hxg5 31. Rxg5 1/2-1/2

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "1994.??.??"]
[Round "12"]
[White "Kommer, Bas"]
[Black "Van Ruitenburg, Joost"]
[Result "1/2-1/2"]
[ECO "C56"]
[PlyCount "65"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Bc5 6. Bg5 h6 7. Bh4 d6 8. Nbd2 Bg4 9. Re1 0-0 10. h3 Bxf3 11. Nxf3 Re8 12. Bb5 Kh8 13. Bxc6 bxc6 14. Nxd4 g5 15. Bg3 Nxe4 16. c3 Nxg3 17. Rxe8+ Qxe8 18. fxg3 Qe5 19. Kh2 Bxd4 20. cxd4 Qe6 21. Qf3 d5 22. Rf1 Kg7 23. a3 Rb8 24. b3 Re8 25. b4 f5 26. Qc3 Kg6 27. Rc1 Qe4 28. Qxc6+ Re6 29. Qa8 f4 30. Qg8+ Kf6 31. Qh8+ Kg6 32. Qg8+ Kf6 33. Qh8+ 1/2-1/2

