[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.04"]
[Round "8"]
[White "Mes, Emily"]
[Black "Tjeerdsma, Sarah"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1349"]
[BlackElo "970"]
[PlyCount "113"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 Nc6 4. Nf3 d6 5. Bb5 Bg4 6. fxe5 dxe5 7. Bxc6+ bxc6 8. d3 Bb4 9. Bd2 0-0 10. 0-0 Qe7 11. Be3 Bc5 12. Qe1 Bb4 13. Qf2 h6 14. a3 Ba5 15. Bc5 Qd7 16. Nxe5 Qe6 17. Bxf8 Rxf8 18. Nc4 Bb6 19. Nxb6 cxb6 20. Rae1 Re8 21. e5 Nd7 22. Re4 Bh5 23. d4 Rf8 24. Ne2 Bg6 25. Nf4 Qf5 26. Nxg6 Qxf2+ 27. Rxf2 fxg6 28. Rxf8+ Kxf8 29. c4 Ke7 30. d5 cxd5 31. cxd5 Nc5 32. Re3 g5 33. Kf2 a5 34. Kg3 g6 35. Kf3 h5 36. Ke2 g4 37. h3 gxh3 38. Rxh3 a4 39. Rg3 Kf7 40. e6+ Kf6 41. Rf3+ Ke7 42. Rf7+ Ke8 43. d6 Nxe6 44. Re7+ Kd8 45. Rxe6 Kd7 46. Rxg6 b5 47. Kf3 h4 48. Kg4 h3 49. gxh3 Kc6 50. h4 Kd7 51. h5 Kc6 52. h6 Kd7 53. h7 Kc6 54. d7+ Kxd7 55. h8Q Ke7 56. Qh7+ Kf8 57. Rg8# 1-0

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.04"]
[Round "7"]
[White "Tjeerdsma, Sarah"]
[Black "Hogenkamp, Jessie"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "970"]
[BlackElo "1223"]
[PlyCount "106"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 Be7 6. Bxf6 Bxf6 7. Nc3 d6 8. h3 0-0 9. Qd2 Na5 10. 0-0-0 Nxc4 11. dxc4 Be6 12. Qd3 Bg5+ 13. Kb1 Qe7 14. Rhe1 Rad8 15. Nxg5 Qxg5 16. g4 Qf4 17. Re2 Qg5 18. Ree1 c6 19. Re2 b6 20. f3 g6 21. b3 Qf6 22. Ka1 Rfe8 23. Qe3 Qf4 24. Qxf4 exf4 25. Red2 Rd7 26. e5 d5 27. cxd5 cxd5 28. Nxd5 Rxd5 29. Rxd5 Bxd5 30. Rxd5 Re7 31. Kb2 Kg7 32. Kc3 f6 33. exf6+ Kxf6 34. Rd4 Kg5 35. h4+ Kxh4 36. Rxf4 Kg3 37. Rf8 Re3+ 38. Kd4 Rxf3 39. Rxf3+ Kxf3 40. g5 Kf4 41. c4 Kxg5 42. Ke3 Kg4 43. Kf2 h5 44. Kg2 h4 45. Kh2 g5 46. b4 Kf3 47. Kg1 g4 48. b5 h3 49. Kh2 Kf2 50. Kh1 g3 51. c5 g2+ 52. Kh2 g1Q+ 53. Kxh3 Qg3# 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.04"]
[Round "9"]
[White "Tjeerdsma, Sarah"]
[Black "Nurmohamed, Charlotte"]
[Result "0-1"]
[ECO "C28"]
[WhiteElo "970"]
[BlackElo "1094"]
[PlyCount "114"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bb4 4. Nc3 Nf6 5. d3 d5 6. exd5 Nxd5 7. Bd2 Nxc3 8. Bxc3 Bxc3+ 9. bxc3 0-0 10. h3 Bf5 11. Qe2 Re8 12. 0-0 e4 13. dxe4 Rxe4 14. Qd3 Rf4 15. Qe2 Bxc2 16. Rac1 Rxc4 17. Qxc4 Bd3 18. Qb3 Bxf1 19. Rxf1 b6 20. Qd1 Qxd1 21. Rxd1 h6 22. Rd7 Rc8 23. Kf1 Kf8 24. Nd4 Nxd4 25. Rxd4 Ke7 26. Ke2 c5 27. Rd2 b5 28. Rc2 a5 29. a3 Rb8 30. Rb2 Kd7 31. Kd3 Kc7 32. g4 b4 33. axb4 cxb4 34. Kc2 bxc3 35. Rxb8 Kxb8 36. Kxc3 Kb7 37. Kb3 Kb6 38. Ka4 g5 39. f3 Kc5 40. Kxa5 Kd4 41. Kb4 Ke3 42. Kc3 Kxf3 43. Kd2 Kg3 44. Ke2 Kxh3 45. Kf3 f6 46. Kf2 Kxg4 47. Kg2 h5 48. Kh2 f5 49. Kg2 h4 50. Kh2 Kf3 51. Kh3 g4+ 52. Kh2 g3+ 53. Kh1 g2+ 54. Kg1 h3 55. Kh2 Kf2 56. Kxh3 g1Q 57. Kh4 Qg4# 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.03"]
[Round "4"]
[White "Dubbeldam, Lydia"]
[Black "Tjeerdsma, Sarah"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1267"]
[BlackElo "970"]
[PlyCount "73"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 Bd6 4. dxe5 Nxe5 5. Nc3 Nf6 6. Bg5 h6 7. Bh4 c6 8. Qxd6 Nxf3+ 9. gxf3 Qe7 10. Qxe7+ Kxe7 11. e5 Ke6 12. exf6 gxf6 13. 0-0-0 Rg8 14. Bh3+ Ke7 15. Rhe1+ Kd8 16. Bxf6+ Kc7 17. Be5+ Kd8 18. Bd6 Re8 19. Bc7+ Kxc7 20. Rxe8 a5 21. Bxd7 f6 22. Rxc8+ Rxc8 23. Bxc8 Kxc8 24. Ne4 f5 25. Ng3 f4 26. Nh5 Kc7 27. Nxf4 b5 28. Ne6+ Kb6 29. f4 b4 30. f5 Kb5 31. f6 h5 32. f7 h4 33. f8Q h3 34. Qc5+ Ka6 35. Qxc6+ Ka7 36. Rd7+ Kb8 37. Qb7# 1-0

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.03"]
[Round "6"]
[White "Lomans, Karen"]
[Black "Tjeerdsma, Sarah"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "808"]
[BlackElo "970"]
[PlyCount "86"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. Ng5 0-0 6. d3 d6 7. Bxf7+ Rxf7 8. Nxf7 Kxf7 9. Qf3 Nd4 10. Qd1 Be6 11. 0-0 Qd7 12. Nd5 Bxd5 13. exd5 Nxd5 14. Qh5+ Kg8 15. Qg5 Rf8 16. h3 Ne2+ 17. Kh2 Nxc1 18. Raxc1 Rxf2 19. Rxf2 Bxf2 20. Rf1 Be3 21. Qg3 Bf4 22. Rxf4 Nxf4 23. Qg4 Qxg4 24. hxg4 Kf7 25. Kg3 Ke6 26. b4 c5 27. bxc5 dxc5 28. c4 Nxd3 29. a4 Nb2 30. g5 Kf5 31. Kh4 g6 32. g4+ Kf4 33. a5 Nxc4 34. a6 bxa6 35. Kh3 a5 36. Kg2 a4 37. Kf1 a3 38. Ke1 a2 39. Kd1 a1Q+ 40. Kc2 Qa3 41. Kd1 Qb2 42. Ke1 Kf3 43. Kd1 Qd2# 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.03"]
[Round "5"]
[White "Tjeerdsma, Sarah"]
[Black "Waardenburg, Feline"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "970"]
[BlackElo "847"]
[PlyCount "67"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Bg5 Bg4 7. h3 Bh5 8. 0-0 0-0 9. Nd5 Nd4 10. Nxf6+ gxf6 11. Bh6 Re8 12. Kh2 f5 13. c3 Nxf3+ 14. gxf3 fxe4 15. Rg1+ Kh8 16. Bg7+ Kg8 17. Bf6+ Bg6 18. Bxd8 Raxd8 19. Rg2 d5 20. Bb3 d4 21. fxe4 dxc3 22. bxc3 Kf8 23. Qf3 Re7 24. Qf6 Ke8 25. Rd1 Kd7 26. d4 exd4 27. cxd4 Bb6 28. Ba4+ Kc8 29. Qxe7 c6 30. d5 cxd5 31. Rxd5 Rxd5 32. exd5 Kb8 33. d6 Bc5 34. Qd8# 1-0

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.02"]
[Round "2"]
[White "Hulleman, Anna Marie"]
[Black "Tjeerdsma, Sarah"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "787"]
[BlackElo "970"]
[PlyCount "158"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. 0-0 d6 6. d3 Bg4 7. Bg5 Nd4 8. Nd5 Nxf3+ 9. gxf3 Bh3 10. Re1 h6 11. Bh4 c6 12. Nxf6+ gxf6 13. c3 Rg8+ 14. Bg3 Qd7 15. b4 Bb6 16. Rb1 0-0-0 17. b5 Rg7 18. bxc6 Qxc6 19. Qd2 Rh8 20. Bb5 Qc5 21. d4 exd4 22. cxd4 Qxd4 23. Qxd4 Bxd4 24. Rec1+ Kb8 25. Ba6 Bb6 26. Bb5 Rc8 27. Rxc8+ Kxc8 28. Kh1 Bc7 29. Rc1 Kb8 30. Bf4 Bg2+ 31. Kg1 Bxf3+ 32. Kf1 Bxe4 33. Re1 a6 34. Bd7 d5 35. Bxh6 Rh7 36. Bf8 Rxh2 37. Ke2 Rh1 38. Rxh1 Bxh1 39. a4 Ka7 40. Kd3 Kb6 41. Bb4 a5 42. Be7 d4 43. Kxd4 Bc6 44. Bc5+ Ka6 45. Bf5 Bb6 46. Kc4 Bxc5 47. Kxc5 Bxa4 48. Bd3+ Ka7 49. Kc4 Kb6 50. Kd5 Bb3+ 51. Kd6 a4 52. Bb1 Kb5 53. Ke7 Kb4 54. Kxf6 b5 55. f4 Ka3 56. Ke5 Kb2 57. Bd3 a3 58. Bxb5 a2 59. Kd4 a1Q 60. Ke3 Qa7+ 61. Ke2 Qd4 62. Kf3 Qd5+ 63. Kg4 Qxb5 64. Kg3 Qf1 65. Kg4 Qe2+ 66. Kg5 Kc3 67. Kf5 Kd4 68. Kg5 Ke4 69. Kf6 Kxf4 70. Kg7 Qe5+ 71. Kf8 Qd6+ 72. Kg7 Qe7 73. Kg8 f5+ 74. Kh8 Qf6+ 75. Kh7 Qg5 76. Kh8 Ke5 77. Kh7 Ke6 78. Kh8 Kf6 79. Kh7 Qg7# 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.02"]
[Round "1"]
[White "Tjeerdsma, Sarah"]
[Black "Holan, Franciska"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "970"]
[PlyCount "88"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 d6 6. Bg5 h6 7. Bh4 Bg4 8. h3 Bh5 9. Nd5 Nd4 10. Nxf6+ gxf6 11. g4 Bg6 12. c3 Nc6 13. Qe2 h5 14. Rg1 Na5 15. b4 Nxc4 16. bxc5 Na5 17. cxd6 Qxd6 18. d4 Qc6 19. Nd2 Qxc3 20. Rb1 hxg4 21. Qxg4 Nc4 22. Qe2 Rxh4 23. Qxc4 Rxe4+ 24. Kd1 Bh5+ 25. Rg4 Bxg4+ 26. hxg4 Qxc4 27. Nxc4 Rxd4+ 28. Nd2 Rad8 29. Rb2 c5 30. Kc1 b6 31. Nf3 Rd1+ 32. Kc2 e4 33. Nh4 R8d2+ 34. Kc3 Rxb2 35. Kxb2 Rd2+ 36. Kb3 Rxf2 37. a4 e3 38. Kc3 e2 39. Kd2 c4 40. Nf5 c3+ 41. Ke1 c2 42. Kd2 c1Q+ 43. Kd3 e1Q 44. Ne3 Qexe3# 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2011.06.02"]
[Round "3"]
[White "Tjeerdsma, Sarah"]
[Black "Langeveld, Esmee"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "970"]
[BlackElo "866"]
[PlyCount "149"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. h3 h6 6. Nc3 Nf6 7. Be3 0-0 8. 0-0 Bd4 9. Nxd4 exd4 10. Bd2 dxc3 11. bxc3 d5 12. exd5 Nxd5 13. Qf3 Nf6 14. Qg3 Nh5 15. Qf3 g6 16. Bxh6 Re8 17. Bxf7+ Kh7 18. Bxe8 Kxh6 19. Bxc6 bxc6 20. Qxc6 Bd7 21. Qd5 Nf4 22. Qf3 Qg5 23. g4 Re8 24. Rae1 Rf8 25. Re3 Ne6 26. Qg3 Nf4 27. Qf3 Ne6 28. Qg3 Rf6 29. h4 Qf4 30. Qxf4+ Rxf4 31. f3 g5 32. hxg5+ Kxg5 33. Kg2 Rf6 34. Kg3 Rh6 35. Re5+ Kf6 36. Rh5 Rg6 37. Rfh1 Ng7 38. Rh6 Rxh6 39. Rxh6+ Kg5 40. Rh7 Kf6 41. f4 Kg6 42. Rh8 a5 43. Ra8 a4 44. Ra6+ Kf7 45. c4 Ne6 46. Ra7 Ke7 47. f5 Nd4 48. Rxc7 Nxc2 49. Kf4 Nb4 50. a3 Nxd3+ 51. Kg5 Ne5 52. Rc5 Nf7+ 53. Kg6 Be8 54. Kg7 Nd6 55. Re5+ Kd7 56. c5 Nf7 57. Re4 Ng5 58. Re3 Kd8 59. f6 Kd7 60. Kf8 Nh7+ 61. Kg7 Nxf6 62. Kxf6 Kd8 63. Rxe8+ Kxe8 64. g5 Kf8 65. c6 Ke8 66. g6 Kd8 67. g7 Kc7 68. g8Q Kxc6 69. Qd8 Kb5 70. Qc7 Ka6 71. Qb8 Ka5 72. Ke5 Ka6 73. Kd5 Ka5 74. Kc6 Ka6 75. Qb6# 1-0

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.03"]
[Round "8"]
[White "Hogenkamp, Jessie"]
[Black "Tjeerdsma, Sarah"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "61"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 Nc6 4. Nb5 Rb8 5. Bxc7 Qd7 6. Bxb8 Nxb8 7. e3 a6 8. Nc3 Nc6 9. Nf3 e6 10. a3 Bd6 11. Bd3 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. 0-0 0-0 15. e4 b5 16. Nxd5 Nxd5 17. exd5 Qxd5 18. Bxh7+ Kxh7 19. Qxd5 Bxb2 20. Rab1 Bxa3 21. Qd3+ Kg8 22. Qxa3 Rd8 23. Rfd1 Rxd1+ 24. Rxd1 Bf5 25. Rd2 g5 26. Rd8+ Kg7 27. Qc3+ f6 28. Qc7+ Kg6 29. Rg8+ Kh5 30. g4+ Bxg4 31. Qh7# 1-0

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.03"]
[Round "6"]
[White "Tjeerdsma, Sarah"]
[Black "Langeveld, Esmee"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "81"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 h6 5. 0-0 Nf6 6. d3 0-0 7. h3 a6 8. b3 b5 9. Bd5 Nxd5 10. Nxd5 Nd4 11. Nxd4 Bxd4 12. c3 Bc5 13. d4 exd4 14. cxd4 c6 15. dxc5 cxd5 16. exd5 d6 17. Ba3 dxc5 18. Bxc5 Re8 19. Qf3 Bb7 20. Rad1 Rc8 21. Be3 Re5 22. Qg3 Qf6 23. Bd4 Rce8 24. Rde1 Bxd5 25. Bxe5 Qg6 26. Qxg6 fxg6 27. Bc3 Rc8 28. Re5 Bc6 29. Rc5 Kf7 30. Re1 g5 31. a4 bxa4 32. bxa4 h5 33. g4 hxg4 34. hxg4 g6 35. Bd2 Kf6 36. Rec1 Rd8 37. Rxc6+ Kg7 38. Bc3+ Kh6 39. Rxa6 Rc8 40. Kg2 Rc4 41. Rh1# 1-0

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.03"]
[Round "7"]
[White "Tjeerdsma, Sarah"]
[Black "Looijer, Cheryl"]
[Result "1/2-1/2"]
[ECO "B02"]
[PlyCount "65"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 Nc6 6. d4 Bg4 7. Be3 Bxf3 8. gxf3 0-0-0 9. Qd2 Qxf3 10. Rg1 e5 11. Bg2 Qf6 12. 0-0-0 exd4 13. Bg5 Qd6 14. Bxd8 Qxd8 15. Bxc6 bxc6 16. Qxd4 Qxd4 17. Rxd4 Bc5 18. Rf4 Bd6 19. Rxf7 Be5 20. Rg5 Bf6 21. Rc5 Rd8 22. b3 Kb7 23. a4 Re8 24. Kd2 Rd8+ 25. Ke2 Re8+ 26. Kd3 Kb6 27. Rh5 h6 28. Kc4 Re4+ 29. Kd3 Rd4+ 30. Ke3 Rd8 31. c4 c5 32. Rd5 Re8+ 33. Kd3 1/2-1/2

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.03"]
[Round "9"]
[White "Tjeerdsma, Sarah"]
[Black "Marien, Minoes"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "49"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. Ng5 h6 6. Nxf7 0-0 7. Nxd8+ Kh8 8. Nxc6 d6 9. d4 exd4 10. Nxd4 Bxd4 11. Qxd4 a6 12. e5 dxe5 13. Qxe5 Bg4 14. 0-0 Kh7 15. h3 Bd7 16. Qxc7 Rac8 17. Qf4 Nh5 18. Qe4+ Kh8 19. b3 Rce8 20. Qxb7 Rb8 21. Qxd7 Rfe8 22. Qf5 Rf8 23. Qxh5 a5 24. Bxh6 gxh6 25. Qxh6# 1-0

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.02"]
[Round "3"]
[White "Egberink, Lucie"]
[Black "Tjeerdsma, Sarah"]
[Result "1-0"]
[ECO "A28"]
[PlyCount "151"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 e5 2. e4 Nf6 3. Nc3 Nc6 4. Nf3 Bc5 5. Be2 d6 6. 0-0 0-0 7. d3 Nd4 8. Nxd4 Bxd4 9. Bg5 h6 10. Bd2 a6 11. Qc1 c6 12. Be3 Bxc3 13. Qxc3 d5 14. Qc1 b5 15. Bc5 Re8 16. exd5 cxd5 17. cxd5 Qxd5 18. Bf3 e4 19. dxe4 Nxe4 20. Rd1 Qc6 21. Re1 Re5 22. Bd4 Qxc1 23. Raxc1 Rd5 24. Rxe4 Be6 25. Bg4 Bxg4 26. Rxg4 f6 27. Be3 Re5 28. Rg6 a5 29. Rc7 Kf8 30. Rgxg7 Rd8 31. g3 b4 32. Bc5+ Rxc5 33. Rxc5 Kxg7 34. Rxa5 Rd2 35. b3 Kg6 36. Kg2 f5 37. a4 Rb2 38. Ra6+ Kg5 39. h4+ Kh5 40. Ra5 Kg4 41. Rb5 Rxb3 42. a5 Ra3 43. Rxb4+ Kh5 44. Rb6 Rxa5 45. f4 Ra2+ 46. Kh3 Ra8 47. Rf6 Ra5 48. Re6 Rd5 49. Re5 Rxe5 50. fxe5 Kg6 51. g4 fxg4+ 52. Kxg4 h5+ 53. Kf4 Kf7 54. Kf5 Ke7 55. Kg5 Ke6 56. Kxh5 Kxe5 57. Kg6 Ke6 58. h5 Ke7 59. h6 Ke6 60. h7 Ke5 61. h8Q+ Kf4 62. Qf8+ Ke4 63. Qf5+ Kd4 64. Qe6 Kc5 65. Qd7 Kc4 66. Kf5 Kc5 67. Ke4 Kc4 68. Qd4+ Kb5 69. Qc3 Kb6 70. Kd5 Kb7 71. Kd6 Kb8 72. Kd7 Kb7 73. Qb3+ Ka6 74. Kc7 Ka5 75. Kc6 Ka6 76. Qb6# 1-0

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.02"]
[Round "1"]
[White "Ghisai, Nargishma"]
[Black "Tjeerdsma, Sarah"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "94"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6 5. Bxc6 dxc6 6. Nxe5 Bd6 7. Nc4 Bg4 8. Ne2 0-0 9. e5 Qe7 10. exd6 cxd6 11. h3 Bxe2 12. Qxe2 Qxe2+ 13. Kxe2 d5 14. Ne5 Rfe8 15. d4 c5 16. Bf4 Nh5 17. Bg3 Nxg3+ 18. Ke1 Nxh1 19. c3 cxd4 20. cxd4 Rac8 21. Kf1 Rc2 22. Re1 Rxb2 23. a3 Nxf2 24. a4 b5 25. axb5 axb5 26. Re3 f6 27. g3 fxe5 28. dxe5 Nxh3 29. g4 b4 30. g5 Nxg5 31. Ke1 Nf7 32. e6 Ng5 33. e7 Kf7 34. Re5 Rxe7 35. Rxe7+ Kxe7 36. Kf1 b3 37. Ke1 Rc2 38. Kd1 Rc7 39. Kd2 b2 40. Ke3 b1Q 41. Kf4 h6 42. Ke5 Qe1+ 43. Kxd5 Rd7+ 44. Kc5 Qc1+ 45. Kb6 Rd2 46. Kb5 Rb2+ 47. Ka6 Qa1# 0-1

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.02"]
[Round "4"]
[White "Tjeerdsma, Sarah"]
[Black "De Jong, Eliza"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "65"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d3 Ng4 6. 0-0 Qf6 7. Nd5 Qd8 8. Bg5 f6 9. Bh4 Nb4 10. h3 Nxd5 11. Bxd5 Nh6 12. d4 Bb4 13. c3 Bd6 14. dxe5 fxe5 15. Bxd8 Kxd8 16. Ng5 b6 17. Bxa8 Ba6 18. Re1 Ng8 19. Bd5 Ne7 20. Nf7+ Ke8 21. Nxh8 Nxd5 22. exd5 Kf8 23. Qh5 g6 24. Qf3+ Kg7 25. Nf7 Be2 26. Rxe2 e4 27. Rxe4 c6 28. dxc6 Bc5 29. cxd7 Bf8 30. Qf4 Be7 31. Rxe7 Kf8 32. Qf6 Kg8 33. d8Q# 1-0

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.02"]
[Round "2"]
[White "Tjeerdsma, Sarah"]
[Black "Waardenburg, Feline"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "64"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bh4 g5 8. Bg3 Ng4 9. 0-0 Be6 10. Bxc6+ bxc6 11. d4 exd4 12. Nxd4 Bd7 13. a3 Qe7 14. b4 Bb6 15. Nf5 Qe6 16. Re1 Qc4 17. Qd2 0-0-0 18. h3 Nf6 19. e5 dxe5 20. Bxe5 Nh5 21. Bxh8 Rxh8 22. Ng3 Nxg3 23. Re7 Rd8 24. Qd3 Qf4 25. Rf1 Bf5 26. Qa6+ Kb8 27. Qa4 Kb7 28. Rxf7 Rd2 29. Kh2 Nh5+ 30. g3 Nxg3 31. Rg1 Qxf2+ 32. Rg2 Qxg2# 0-1

[Event "NED-ch U11 Girls"]
[Site "Waalwijk"]
[Date "2010.04.02"]
[Round "5"]
[White "Van Rooden, Sarah"]
[Black "Tjeerdsma, Sarah"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "54"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 Bc5 5. Nxe5 Nxe5 6. d4 Bd6 7. dxe5 Bxe5 8. Bc4 0-0 9. Bg5 d6 10. Nd5 h6 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. 0-0 Qxb2 14. Rb1 Qxa3 15. Ra1 Qc5 16. Qd3 Qg5 17. Bb3 Be6 18. Ba4 c6 19. c4 d5 20. cxd5 cxd5 21. exd5 Bxd5 22. g3 Rad8 23. Bc2 g6 24. h4 Qg4 25. Kh2 Bg2 26. Qb5 Qh3+ 27. Kg1 Qh1# 0-1

