[Event "NED-ch sf U20"]
[Site "Hilversum"]
[Date "2008.02.24"]
[Round "1.2"]
[White "Van Vliembergen, Marina"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1723"]
[BlackElo "1588"]
[PlyCount "162"]
[EventDate "2008.02.23"]
[EventType "k.o."]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Ng5 d5 6. exd5 Qe7+ 7. Kf1 Ne5 8. Qxd4 Nxc4 9. Qxc4 h6 10. Nf3 Qc5 11. Qxc5 Bxc5 12. Nc3 Bf5 13. Bf4 0-0-0 14. Be5 Bxc2 15. Bxf6 gxf6 16. a3 Bb3 17. Ne4 Be7 18. d6 cxd6 19. Rc1+ Kb8 20. Nd4 Bd5 21. Ng3 Rhe8 22. Nh5 Rg8 23. f3 Rg5 24. Nf4 Re8 25. Re1 Bc4+ 26. Kf2 Re5 27. b3 Ba6 28. b4 Bc4 29. g4 Bd8 30. Rc1 b5 31. Nc6+ Kb7 32. Nxe5 Bb6+ 33. Kg3 fxe5 34. Nh5 d5 35. Rhe1 d4 36. Nf6 Re6 37. Ne4 Kc6 38. Nd2 Kd5 39. a4 a6 40. axb5 axb5 41. Ne4 Rc6 42. h4 Rg6 43. h5 Rg7 44. f4 exf4+ 45. Kxf4 Bc7+ 46. Kf5 Bd8 47. Rg1 Bg5 48. Nxg5 Rxg5+ 49. Kf4 d3 50. Ke3 Re5+ 51. Kd2 Re2+ 52. Kc3 Ra2 53. Rg3 Ke4 54. Re1+ Re2 55. Rxe2+ dxe2 56. Kd2 Kf4 57. Re3 Kxg4 58. Re4+ Kf5 59. Re3 Kf4 60. Rc3 Ke4 61. Re3+ Kf4 62. Rc3 f6 63. Re3 Kf5 64. Rf3+ Kg5 65. Rc3 f5 66. Rxc4 bxc4 67. b5 c3+ 68. Kxe2 f4 69. b6 f3+ 70. Kxf3 c2 71. b7 c1Q 72. b8Q Qf1+ 73. Ke4 Qe2+ 74. Kd4 Qd2+ 75. Ke4 Qg2+ 76. Ke3 Qg1+ 77. Ke4 Qe1+ 78. Kf3 Qf1+ 79. Ke3 Qg1+ 80. Ke4 Qg2+ 81. Ke3 Qg1+ 1/2-1/2

[Event "NED-ch sf U20"]
[Site "Hilversum"]
[Date "2008.02.23"]
[Round "1.1"]
[White "Muhren, Yvette"]
[Black "Van Vliembergen, Marina"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1588"]
[BlackElo "1723"]
[PlyCount "66"]
[EventDate "2008.02.23"]
[EventType "k.o."]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 c6 6. Nf3 Be6 7. cxd5 Nxd5 8. Bd3 Bb4 9. Qc2 h6 10. 0-0 0-0 11. Bd2 Nd7 12. Rfe1 N7f6 13. Ne5 Bd6 14. Qd1 Nxc3 15. bxc3 Bxe5 16. dxe5 Qxd3 17. exf6 Rad8 18. Be3 Qxc3 19. fxg7 Qxg7 20. Qf3 Bd5 21. Qh3 Kh7 22. a3 b6 23. Rab1 Rfe8 24. Rb4 Rd6 25. Ra4 Rg6 26. g4 Re7 27. Kf1 Qc3 28. Qg3 Bc4+ 29. Rxc4 Qxc4+ 30. Re2 Rxg4 31. Qd6 Qe6 32. Qd3+ Rg6 33. Bd4 Qxe2+ 0-1

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.11"]
[Round "9"]
[White "Muhren, Yvette"]
[Black "Planjer, Frank"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1613"]
[BlackElo "1660"]
[PlyCount "54"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 Be7 7. Be3 a6 8. Qd2 Qc7 9. 0-0-0 b5 10. g4 Bb7 11. Kb1 Nc6 12. g5 Nh5 13. Rg1 0-0 14. Bd3 Rac8 15. f4 Nxd4 16. Bxd4 e5 17. fxe5 dxe5 18. Be3 Nf4 19. Bxf4 exf4 20. Ne2 Bc5 21. Rg4 Be3 22. Qb4 Rfd8 23. c3 Qe5 24. Kc2 Bc5 25. Qb3 Bxe4 26. Nxf4 Bxd3+ 27. Nxd3 Qe2+ 0-1

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.10"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Hamblok, Roel"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1613"]
[BlackElo "1866"]
[PlyCount "96"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. f3 Qb6 9. Bb3 Nxe4 10. Nxe4 Bxd4 11. Bxd4 Qxd4 12. Qxd4 Nxd4 13. 0-0-0 Nxb3+ 14. cxb3 d6 15. Nc3 Be6 16. g4 Rac8 17. Kd2 Rfd8 18. Ke3 Kf8 19. h4 h6 20. Rd4 Rc5 21. Rd2 f6 22. Kd4 Bf7 23. Rg1 e5+ 24. Ke3 d5 25. Ke2 Rc6 26. Rgd1 d4 27. Kf2 a6 28. Ne4 Bd5 29. Ng3 Rdc8 30. h5 Bf7 31. hxg6 Bxg6 32. Ke2 Rc2 33. Ne4 Bxe4 34. fxe4 Kg7 35. Kd3 Rxd2+ 36. Kxd2 Kg6 37. Rg1 Kg5 38. Kd3 Rc6 39. b4 b5 40. Rh1 Kxg4 41. Rxh6 Kg5 42. Rh1 Rc7 43. Rg1+ Kh6 44. Rh1+ Kg6 45. Rg1+ Kf7 46. Rh1 Kg8 47. Rh6 Kg7 48. Rh1 Rc8 0-1

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.09"]
[Round "6"]
[White "Groenendijk, Dick"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1724"]
[BlackElo "1613"]
[PlyCount "74"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be6 8. 0-0 Be7 9. dxc5 Bxc5 10. Bg5 d4 11. Bxf6 Qxf6 12. Ne4 Qe7 13. Nfd2 Bb6 14. Nb3 0-0 15. Rc1 Rfd8 16. Nec5 Bg4 17. Re1 d3 18. Nxd3 Nb4 19. h3 Bxf2+ 20. Kxf2 Qf6+ 21. Bf3 Bxf3 22. exf3 Nxd3+ 23. Kg1 Qb6+ 24. Kh2 Qf2+ 25. Kh1 Nf4 26. Qc2 Qxg3 27. Rf1 Qxh3+ 28. Qh2 Qxh2+ 29. Kxh2 Rd7 30. Rc2 Rad8 31. Kg3 Ne6 32. Re1 g6 33. a3 h5 34. Kh3 Kg7 35. Kg3 Kf6 36. Kh3 Rd3 37. Rxe6+ fxe6 0-1

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.08"]
[Round "5"]
[White "Muhren, Yvette"]
[Black "Groenewolt, Jessica"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1613"]
[BlackElo "1698"]
[PlyCount "35"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Be3 Bd7 9. Bxc6 bxc6 10. 0-0 Rb8 11. Nd2 Nxd2 12. Qxd2 0-0 13. Rab1 f6 14. Qd3 fxe5 15. Nxc6 Bxc6 16. Bxc5 Bb5 17. Qg3 Bxf1 18. Bxf8 1/2-1/2

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.08"]
[Round "4"]
[White "Vermeend, Joost"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1886"]
[BlackElo "1613"]
[PlyCount "97"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 Qh4 10. a3 Bc5 11. Bb2 0-0 12. g3 Qg5 13. Nd2 Be7 14. Bg2 Rfe8 15. f4 Qh6 16. Qf2 Nb6 17. 0-0 Rad8 18. g4 d5 19. exd6 Qxd6 20. Ne4 Qg6 21. g5 f5 22. gxf6 gxf6 23. f5 Qg7 24. Kh1 Kh8 25. Qh4 Nd7 26. Bf3 Rg8 27. Rg1 Qf7 28. Bh5 Qf8 29. Rxg8+ Qxg8 30. Bxf6+ Bxf6 31. Nxf6 Qg7 32. Rd1 Qe7 33. Qd4 Qg7 34. Nxd7 Qxd4 35. Rxd4 Bc8 36. f6 Rxd7 37. Rxd7 Bxd7 38. Bf7 Bg4 39. Kg2 Bd1 40. b4 h5 41. Kg3 Kh7 42. Kf4 Kh6 43. h4 Bc2 44. Ke5 Bd3 45. c5 Be2 46. Ke6 Bg4+ 47. Ke7 a6 48. Be8 Kh7 49. f7 1-0

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.07"]
[Round "3"]
[White "Muhren, Yvette"]
[Black "Van Keeken, Roland"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1613"]
[BlackElo "1880"]
[PlyCount "37"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nbd7 9. Qd2 h5 10. 0-0-0 b5 11. h3 Nb6 12. Qf2 Nc4 13. Bxc4 bxc4 14. Nc5 Qc7 15. N5a4 Rb8 16. Nb6 Qb7 17. g4 Be7 18. Rhg1 g6 19. Rd2 1/2-1/2

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.06"]
[Round "2"]
[White "De Wilde, Rik"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "1845"]
[BlackElo "1613"]
[PlyCount "57"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Bd7 9. Bd3 Bd6 10. Nc3 Bg4 11. Qe3 0-0 12. f3 Bd7 13. Nce4 Nd5 14. Qf2 Be7 15. Nxh7 Re8 16. h4 f6 17. Nhg5 fxg5 18. hxg5 Bxg5 19. Nxg5 Qxg5 20. Bh7+ Kf7 21. d3 Qf6 22. Bd2 Nb7 23. 0-0-0 Nd6 24. g4 Reb8 25. g5 Qe6 26. Qh4 Nf5 27. Bxf5 Qxf5 28. Rdg1 Rb7 29. f4 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.13"]
[Round "9"]
[White "Muhren, Yvette"]
[Black "Einarsen, Rune"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1636"]
[BlackElo "1665"]
[PlyCount "79"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4 d6 6. Qb3 Qe7 7. 0-0 Nf6 8. Nxc3 g6 9. Bg5 Bg7 10. Nd5 Qd8 11. Nxf6+ Bxf6 12. Bxf7+ Kf8 13. Bh6+ Bg7 14. Bg5 Bf6 15. Bh6+ Bg7 16. Bxg7+ Kxg7 17. Bd5 h6 18. Bxc6 bxc6 19. Qc3+ Kh7 20. Qxc6 Bg4 21. Nd2 Re8 22. f3 Be6 23. Qa6 Qg5 24. Rf2 Qc5 25. Qd3 Rab8 26. b3 a5 27. Rb1 Rb7 28. Kf1 Reb8 29. Re2 a4 30. Re3 axb3 31. axb3 Qe5 32. g3 Rb4 33. Qc3 Qb5+ 34. Kg2 c5 35. Qd3 Qc6 36. Ree1 Qb6 37. Kh1 Ra8 38. Qc3 Rd4 39. Rb2 Rb8 40. Reb1 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "8"]
[White "Hulpia, Fabian"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1670"]
[BlackElo "1636"]
[PlyCount "84"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. 0-0 Be7 9. Nc3 0-0 10. Bf4 c6 11. Re1 Bg4 12. Qd2 Re8 13. a3 Nd7 14. Na4 Nb6 15. Nxb6 axb6 16. c3 Qd7 17. Qc2 h6 18. h3 Be6 19. Rad1 Bd6 20. Bxd6 Qxd6 21. Re2 Qf4 22. Rde1 Qg5 23. Bf5 Qf6 24. Bxe6 Rxe6 25. Rxe6 fxe6 26. Qe2 Kf7 27. Qe3 c5 28. Qg3 Qe7 29. Qf4+ Kg8 30. Qe5 Kf7 31. Re3 Rd8 32. Rg3 Kf8 33. Rg6 Re8 34. h4 Kg8 35. h5 Kh7 36. g3 Qd7 37. b4 cxb4 38. axb4 b5 39. g4 Qe7 40. Kg2 Qd7 41. Kg3 Qe7 42. Kg2 Qd7 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Welling, Sophie"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1636"]
[BlackElo "1496"]
[PlyCount "51"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 d6 5. Nf3 g6 6. c4 Bg7 7. 0-0 Nf6 8. Nc3 0-0 9. Qe2 Nc6 10. h3 Qc7 11. Be3 Nb4 12. Rac1 Nxd3 13. Qxd3 b6 14. Nd5 Qd7 15. Rfd1 Nxd5 16. cxd5 Bxb2 17. Rc2 Bg7 18. Rdc1 f5 19. Rc7 Qe8 20. Bg5 Rf7 21. Nd4 fxe4 22. Qxe4 Qa4 23. Rxc8+ Rf8 24. Rxa8 Rxa8 25. Qe6+ Kh8 26. Rc8+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.11"]
[Round "6"]
[White "Van Akkeren, Arno"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1651"]
[BlackElo "1636"]
[PlyCount "75"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. 0-0 b5 7. c3 bxc4 8. cxd4 Qxd5 9. Re1 e4 10. Nxe4 Nxe4 11. Nc3 Qc6 12. Rxe4+ Be7 13. Qe2 Qd7 14. b3 Bb7 15. Ba3 Bxe4 16. Qxe4 Rd8 17. Nd5 0-0 18. Nxe7+ Kh8 19. bxc4 Rfe8 20. Re1 Qxd4 21. Qxd4 Rxd4 22. Ng6+ hxg6 23. Rxe8+ Kh7 24. Bb4 Rxc4 25. Bc3 Ra4 26. Re7 Kg8 27. Rxc7 Rxa2 28. Kf1 Kf8 29. Bb4+ Ke8 30. Re7+ Kd8 31. Rxf7 a5 32. Bc3 a4 33. Ke2 Rc2 34. Kd1 Ra2 35. Rxg7 Ra3 36. Rxg6 Rb3 37. Ra6 a3 38. Kc2 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "5"]
[White "Muhren, Yvette"]
[Black "Ten Have, Roland"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1636"]
[BlackElo "1761"]
[PlyCount "44"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Bc4 e6 6. Nf3 Be7 7. 0-0 Nf6 8. Qe2 0-0 9. Rd1 Bd7 10. Bf4 Ne8 11. Rac1 a6 12. a3 Nc6 13. Ba2 Rc8 14. Nd2 b5 15. Bb1 Bf6 16. Nf3 Ne5 17. Nxe5 Bxe5 18. Bxe5 dxe5 19. Rd3 Nf6 20. Rcd1 Qc7 21. Qd2 Bc6 22. Rg3 Rfd8 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "4"]
[White "Roorda, Thijs"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1741"]
[BlackElo "1636"]
[PlyCount "57"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ne4 6. Nxd4 Nc5 7. Nf3 Ne6 8. 0-0 Bc5 9. Nc3 0-0 10. Ne4 Be7 11. Be3 b6 12. Qe2 Bb7 13. Nc3 Na5 14. Bd5 Qc8 15. Rad1 Ba6 16. Qd2 c6 17. Bxe6 dxe6 18. Rfe1 Rd8 19. Qc1 Qc7 20. Bg5 Bxg5 21. Qxg5 c5 22. Ne4 Bb7 23. Nd6 Bd5 24. b3 Nb7 25. Nxb7 Bxb7 26. Nd2 Bd5 27. c4 Bb7 28. h3 Rd3 29. Nf1 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.09"]
[Round "2"]
[White "Middelveld, Martine"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1833"]
[BlackElo "1636"]
[PlyCount "59"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 c5 5. 0-0 Nc6 6. c4 b6 7. cxd5 exd5 8. Nc3 Bb7 9. Bg5 Be7 10. dxc5 Bxc5 11. Bxf6 Qxf6 12. Nxd5 Qd8 13. Qd2 0-0 14. Rfd1 Qc8 15. Rac1 Qf5 16. b4 Bd6 17. Ne3 Bxb4 18. Nxf5 Bxd2 19. Rxd2 Na5 20. Ne5 Bxg2 21. Kxg2 Rfe8 22. Nd3 g6 23. Nd4 Nb7 24. Rc7 Nd6 25. e3 Kg7 26. Rdc2 Ne4 27. Rb7 Nd6 28. Rd7 Ne4 29. Rcc7 Rf8 30. Ne6+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.09"]
[Round "3"]
[White "Muhren, Yvette"]
[Black "Snijders, Jasper"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1636"]
[BlackElo "1614"]
[PlyCount "57"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 d5 5. exd5 Nxd5 6. Bd2 Nc6 7. a3 Nxc3 8. bxc3 Bc5 9. Be2 0-0 10. 0-0 f5 11. Be3 Bd6 12. d4 e4 13. Bc4+ Kh8 14. Ng5 Qe7 15. f4 exf3 16. Qxf3 Nd8 17. Bf4 h6 18. Bxd6 cxd6 19. h4 Ne6 20. Nxe6 Bxe6 21. Rfe1 Rf6 22. d5 Qc7 23. dxe6 Qxc4 24. e7 Re8 25. Qxb7 Qxc3 26. Qxa7 Rf7 27. Qb6 Rfxe7 28. Rxe7 Rxe7 29. Qxd6 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "2005.08.08"]
[Round "1"]
[White "Muhren, Yvette"]
[Black "Lambregts, Cees"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "1636"]
[BlackElo "1203"]
[PlyCount "67"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. Bb2 d6 6. c3 Bg4 7. h3 Bxf3 8. Qxf3 Qf6 9. Qe2 Nge7 10. d3 Ng6 11. g3 0-0-0 12. a4 a6 13. a5 Ba7 14. b5 Nce7 15. bxa6 d5 16. axb7+ Kxb7 17. exd5 Nxd5 18. Rf1 c6 19. Bc1 Rhe8 20. Qe4 Qd6 21. Ba3 Bc5 22. Bxc5 Qxc5 23. Qe2 Ka7 24. Qf3 f6 25. Bxd5 Rxd5 26. c4 Qb4+ 27. Nd2 Rc5 28. Ke2 Re6 29. Rfb1 Qc3 30. Ne4 Qc2+ 31. Kf1 Re7 32. Nxc5 e4 33. Nxe4 Ne5 34. Qe3+ 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Fitski, Wouter"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "36"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. f3 Bc5 6. Be3 Bb6 7. Bc4 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Bf2 Ne5 11. Bb3 Nf4 12. c3 Qg5 13. Bg3 Neg6 14. Kh1 Nh4 15. Qd2 Nhxg2 16. Ne2 Be3 17. Qc2 Bf5 18. Qd1 Rad8 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Muhren, Yvette"]
[Black "Ferrier, Yvonne"]
[Result "1/2-1/2"]
[ECO "C44"]
[PlyCount "112"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bg4 7. Be2 0-0-0 8. Nc3 Bb4 9. 0-0 Qa5 10. d5 Bxc3 11. bxc3 Qxd5 12. Qa4 Nf6 13. Rb1 Rhe8 14. Be3 b6 15. c4 Qe4 16. Ng5 Qf5 17. Bxg4 Nxg4 18. Qxc6 Nxe3 19. fxe3 Qxg5 20. Rxf7 Re7 21. Rxe7 Qxe7 22. Re1 a5 23. Qa8+ Kd7 24. Rd1+ Ke8 25. Qc6+ Kf8 26. Rf1+ Kg8 27. Qf3 Rf8 28. Qxf8+ Qxf8 29. Rxf8+ Kxf8 30. Kf2 Ke7 31. Kf3 c6 32. Ke4 Ke6 33. a4 c5 34. Kf4 h6 35. h4 Kf6 36. g3 g5+ 37. Ke4 gxh4 38. gxh4 Ke6 39. h5 Kf7 40. Ke5 Ke7 41. e4 Kd7 42. Kf6 b5 43. Kf7 bxc4 44. e5 c3 45. e6+ Kd6 46. e7 c2 47. e8Q c1Q 48. Qe6+ Kc7 49. Qe5+ Kc8 50. Qf5+ Kc7 51. Qe5+ Kc6 52. Qe6+ Kc7 53. Qe5+ Kc6 54. Qf6+ Kc7 55. Qe5+ Kc6 56. Qf6+ Kc7 1/2-1/2

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Muhren, Yvette"]
[Black "Reitsma, Hylke"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "62"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bf5 6. Bc4 e6 7. 0-0 Bd6 8. Bg5 Nbd7 9. Qe2 c6 10. Ne5 Qc7 11. Rxf5 Nxe5 12. dxe5 Bc5+ 13. Kh1 exf5 14. exf6+ Kf8 15. Qd2 h6 16. Bf4 Rd8 17. Bxc7 Rxd2 18. Bd3 g6 19. Bf4 Rf2 20. Bg3 Kg8 21. Bxf2 Bxf2 22. Bc4 b5 23. Bb3 Bd4 24. Rd1 Bxf6 25. Rd7 Rh7 26. Rxa7 b4 27. Nd1 Bd4 28. Rc7 c5 29. c3 Bf6 30. cxb4 cxb4 31. Rb7 g5 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Muhren, Yvette"]
[Black "Snijders, Jasper"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "77"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 d5 5. exd5 Nxd5 6. Bd2 Nc6 7. Be2 0-0 8. 0-0 Nxc3 9. bxc3 Ba5 10. Rb1 Be6 11. a3 f6 12. Be3 Bg4 13. h3 Bh5 14. Qd2 Bb6 15. Rfd1 Qd6 16. d4 Qxa3 17. dxe5 fxe5 18. Nxe5 Bxe3 19. Qxe3 Bxe2 20. Qxe2 Qxc3 21. Nd7 Rfe8 22. Qg4 Na5 23. Qf5 b6 24. Rb5 Rad8 25. Rbd5 Nc6 26. Qg5 a5 27. R5d3 Qb2 28. Qd5+ Kh8 29. Qxc6 Re2 30. Ne5 Rf8 31. Rd8 Rexf2 32. Nf3 Qb4 33. Kxf2 Qh4+ 34. Kg1 Qxd8 35. Rxd8 Rxd8 36. Qxc7 Rd1+ 37. Kf2 h6 38. Qxb6 a4 39. Qb2 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Muhren, Yvette"]
[Black "Timmermans, Mark"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "62"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bb4+ 7. Nc3 Bg4 8. Be2 Nge7 9. 0-0 Bxc3 10. bxc3 0-0 11. Bf4 Qf5 12. Qd2 Nd5 13. Bg3 Rfe8 14. Rab1 Rxe2 15. Qxe2 Nxc3 16. Qb2 Nxb1 17. Qxb7 Rb8 18. Qxc6 Bxf3 19. gxf3 Nd2 20. Rd1 Nxf3+ 21. Kg2 Ng5 22. h4 Qh3+ 23. Kg1 Qg4 24. Rc1 Nf3+ 25. Kg2 Nxh4+ 26. Kf1 Qh3+ 27. Ke1 h6 28. Bxc7 Nf3+ 29. Kd1 Qf1+ 30. Kc2 Qe2+ 31. Kc3 Qd2+ 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Stuehmeier, Chris"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "129"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Nc6 4. d4 Bg4 5. Ne5 e6 6. Nxg4 Nxg4 7. e4 Nf6 8. exd5 exd5 9. 0-0 Be7 10. c3 0-0 11. Nd2 Re8 12. Nf3 Qd7 13. Bf4 Rad8 14. Ne5 Nxe5 15. Bxe5 c6 16. Qc2 Qg4 17. Rfe1 Nd7 18. h3 Qg5 19. Bf4 Qf6 20. Qb3 b6 21. Qa4 Ra8 22. h4 Qg6 23. Bh3 Nf8 24. Re5 h6 25. Bf5 Qf6 26. Rae1 Kh8 27. Qa6 g6 28. Bh3 Kg7 29. Rxd5 Bc5 30. Be5 Rxe5 31. Rdxe5 Bd6 32. R5e2 Nh7 33. Qb7 Rd8 34. Qxc6 g5 35. Qg2 Kh8 36. Re8+ Rxe8 37. Rxe8+ Kg7 38. Re3 Kh8 39. Qf3 Qg7 40. Re8+ Nf8 41. Qh5 Qh7 42. hxg5 hxg5 43. Qxh7+ Kxh7 44. f4 gxf4 45. gxf4 Kg7 46. f5 Bf4 47. f6+ Kg8 48. d5 Bd6 49. Bf5 Bf4 50. Rd8 Be5 51. d6 Bxf6 52. Re8 Kg7 53. d7 Nxd7 54. Bxd7 Bg5 55. Kf2 Bc1 56. b3 Ba3 57. Kf3 a5 58. Rb8 Bc5 59. Ke4 f6 60. Kd5 Kg6 61. Kc6 f5 62. Bxf5+ Kxf5 63. Rxb6 Bxb6 64. Kxb6 a4 65. bxa4 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2004.??.??"]
[Round "?"]
[White "Ten Have, Roland"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C28"]
[PlyCount "104"]
[EventDate "2004.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Bc4 Nf6 4. Nc3 Nc6 5. d3 Be7 6. Nf3 Bg4 7. 0-0 Nd4 8. fxe5 dxe5 9. Bxf7+ Kf8 10. Bc4 Bc5 11. Kh1 Nxf3 12. gxf3 Bh3 13. Re1 Bf2 14. Re2 Bh4 15. Be3 Nh5 16. Qg1 Qf6 17. Bc5+ Ke8 18. Re3 Nf4 19. Nd5 Qh6 20. Nxf4 exf4 21. Re2 Rd8 22. Bf2 Bf6 23. e5 Bg5 24. d4 Qh5 25. Be1 Qxf3+ 26. Rg2 Bxg2+ 27. Qxg2 Qxg2+ 28. Kxg2 Rxd4 29. Bd3 Kf7 30. Bc3 Rdd8 31. Re1 Rhe8 32. Kf3 Bh6 33. e6+ Rxe6 34. Bc4 Rde8 35. Rxe6 Rxe6 36. Be5 c6 37. Bxf4 Bxf4 38. Kxf4 Kf6 39. Bxe6 Kxe6 40. c3 Kd5 41. Kf5 b5 42. h3 c5 43. b3 a5 44. h4 a4 45. h5 a3 46. Kf4 Ke6 47. Ke4 g6 48. hxg6 hxg6 49. Kf4 Kd5 50. Kg5 Ke4 51. Kxg6 Kd3 52. Kf5 Kxc3 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.09"]
[Round "9"]
[White "Muhren, Yvette"]
[Black "Ouwendijk, Vincent"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "104"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Be2 Be6 13. 0-0 0-0 14. f4 Rfd8 15. Qe1 Nf5 16. Qf2 Nd4 17. Rad1 Nxe2+ 18. Qxe2 Qc5+ 19. Kh1 Bc4 20. Rxd8+ Rxd8 21. Rd1 Rd3 22. f5 h6 23. Rxd3 exd3 24. Qf3 Bd5 25. Qg3 Be4 26. e6 f6 27. h3 Qxf5 28. e7 Kf7 29. Bb4 a5 30. Bxa5 Qxa5 31. Qxg7+ Kxg7 32. e8Q Bg6 33. Qd7+ Bf7 34. Qxd3 Qe1+ 35. Kh2 Qe5+ 36. Kh1 Qxb2 37. Qg3+ Kh7 38. Qd3+ Kh8 39. Qd8+ Kg7 40. a4 Qa1+ 41. Kh2 Qxa4 42. Qc7 Qe4 43. Qg3+ Kh7 44. Qf2 Bd5 45. Qd2 Qxg2+ 46. Qxg2 Bxg2 47. Kxg2 b5 48. Kf2 Kg6 49. Kf3 b4 50. Ke3 b3 51. Kd3 f5 52. Kc3 f4 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "8"]
[White "Baisakow, Alexander"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "112"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Bc5 6. Bg5 d6 7. Bb5 Bd7 8. 0-0 h6 9. Nxf6+ gxf6 10. Bh4 Qe7 11. Re1 0-0-0 12. Bxc6 Bxc6 13. Nxd4 Bd7 14. c3 Qe5 15. a4 Bxd4 16. cxd4 Qf4 17. Bg3 Qg5 18. b4 h5 19. h4 Qg6 20. b5 Rhg8 21. Qb3 f5 22. exf5 Qxf5 23. Rac1 Kb8 24. d5 b6 25. a5 bxa5 26. Qc3 Rc8 27. Red1 a4 28. Qa5 Qe4 29. Ra1 Rg4 30. Qd2 Qb4 31. Qc2 Qe4 32. Qb2 f5 33. Rd2 f4 34. f3 Qe3+ 35. Bf2 Rxg2+ 36. Kxg2 Rg8+ 37. Kh2 Qxf3 38. Bxa7+ Kc8 39. Ra3 Qg4 40. Qf6 Bf5 41. Rc3 f3 42. Rxc7+ Kxc7 43. Qc3+ Kd8 44. Bb6+ Ke8 45. Qe3+ Kd7 46. Kh1 Qh3+ 47. Rh2 Qf1+ 48. Qg1 Rxg1+ 49. Bxg1 Be4 50. Rf2 Qh3+ 51. Bh2 Bxd5 52. Kg1 Qg4+ 53. Kf1 Qc4+ 54. Kg1 Qxb5 55. Rd2 a3 56. Kf2 a2 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Verstraten, Kamiel"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "53"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 d6 6. Bc4 Bg4 7. Qb3 Nh6 8. Bxh6 gxh6 9. Bxf7+ Kd7 10. h3 Kc8 11. hxg4 Bg7 12. Be6+ Kb8 13. 0-0-0 a6 14. Na4 Qf6 15. Bd5 Na5 16. Qb4 c6 17. Qxa5 cxd5 18. Qxd5 Ka7 19. Qxd6 Qf7 20. Qb6+ Kb8 21. Rd8+ Rxd8 22. Qxd8+ Ka7 23. Qb6+ Kb8 24. Nc5 Qc4+ 25. Kb1 Qf7 26. Rd1 Bf6 27. Rd7 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.07"]
[Round "6"]
[White "Muhren, Yvette"]
[Black "Kiers, Stijn"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "82"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 g6 5. Bc4 Bg7 6. Qb3 e6 7. Nf3 Ne7 8. 0-0 Nbc6 9. Qc2 Nd4 10. Nxd4 Bxd4 11. Bh6 Nc6 12. Nb5 Be5 13. Rad1 Qh4 14. f4 Qxh6 15. fxe5 0-0 16. Qc3 Qg7 17. Rf6 a6 18. Nd6 b5 19. Be2 Rb8 20. Rdf1 Bb7 21. Nxf7 Rxf7 22. Rxf7 Qxf7 23. Rxf7 Kxf7 24. Qf3+ Kg8 25. Qc3 Kf7 26. Bf3 h6 27. Qc5 Ke8 28. Kf2 Bc8 29. b4 Kf7 30. a3 g5 31. Bh5+ Kg7 32. Qd6 Rb7 33. Kg3 Ra7 34. h4 gxh4+ 35. Kxh4 a5 36. bxa5 Rxa5 37. Kg4 Ra7 38. Kh4 Ba6 39. Qd1 Kf8 40. Qg4 Ke7 41. Qg7+ Kd8 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "4"]
[White "Crefcoeur, Hans"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "64"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd2 Nxd4 7. e5 Qe7 8. Bf4 Nc6 9. Bb5 Bxc3+ 10. bxc3 0-0 11. 0-0 Ne4 12. Qg4 d6 13. Qf3 Nxe5 14. Qxe4 c6 15. Bd3 f5 16. Qe3 Re8 17. Rfe1 Bd7 18. c4 Qf6 19. c5 Ng6 20. Bg5 Rxe3 21. Bxf6 Rxe1+ 22. Rxe1 gxf6 23. cxd6 Rd8 24. Bc4+ Kg7 25. h4 h5 26. Be2 Re8 27. Kf1 Nf4 28. Bc4 Rxe1+ 29. Kxe1 b5 30. Bb3 Nxg2+ 31. Kf1 Nxh4 32. c3 Ng6 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "5"]
[White "Hummel, Paul"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "79"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 0-0 7. Be2 b6 8. 0-0 Bb7 9. Rc1 Qd7 10. Qb3 Na5 11. Qc2 c5 12. dxc5 bxc5 13. Rfd1 Rfd8 14. cxd5 Nxd5 15. e4 Bxg5 16. Nxg5 Qe7 17. Nxd5 exd5 18. Qxc5 Qxg5 19. Qxa5 Qe7 20. Rc7 Rd7 21. Rxd7 Qxd7 22. exd5 a6 23. h3 Qe7 24. Bg4 Qe5 25. Qb4 Rb8 26. d6 Qe8 27. d7 Qd8 28. Re1 Bc6 29. Re8+ Qxe8 30. dxe8Q+ Rxe8 31. Qb6 Bb5 32. Qc7 g6 33. Bd7 Re1+ 34. Kh2 Bxd7 35. Qxd7 Kg7 36. a4 Re2 37. b4 Rxf2 38. Qd4+ Rf6 39. b5 axb5 40. axb5 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "2"]
[White "Drozdovskaia, Maria"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "59"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. 0-0 d6 6. d3 Bg4 7. h3 Bh5 8. Bg5 Nd4 9. g4 Bg6 10. Nd5 c6 11. Nxf6+ gxf6 12. Bh6 Rg8 13. Nxd4 Bxd4 14. c3 Bb6 15. Kh2 Qe7 16. a3 0-0-0 17. Be3 Rh8 18. Bxb6 axb6 19. Qa4 h5 20. f3 Qd7 21. Rae1 hxg4 22. fxg4 Qxg4 23. Re3 Rdg8 24. Rxf6 Bxe4 25. Qa8+ Kc7 26. Rxf7+ Qd7 27. Rxd7+ Kxd7 28. Qxb7+ Ke8 29. Qc8+ Ke7 30. Bxg8 1-0

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "3"]
[White "Muhren, Yvette"]
[Black "Brobbel, Kris"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "23"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Bb4 6. Bc4 Nf6 7. e5 Ne4 8. Qd5 0-0 9. Qxe4 d6 10. Bd3 Bxc3+ 11. bxc3 dxe5 12. Qxh7# 1-0

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.05.03"]
[Round "9"]
[White "Muhren, Yvette"]
[Black "Brandenburg, Lucia"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "55"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bg5 Be6 6. Nf3 Bd6 7. Bd3 c6 8. 0-0 Nbd7 9. Re1 0-0 10. Qd2 Qc7 11. Rac1 Bg4 12. Ne5 Nxe5 13. dxe5 Bxe5 14. h3 Be6 15. Kh1 Nh5 16. Qe2 Nf4 17. Qxe5 Qxe5 18. Rxe5 f6 19. Rxe6 Nxe6 20. Bd2 Rae8 21. Re1 Nc7 22. Na4 Rxe1+ 23. Bxe1 Re8 24. Bd2 b6 25. Kg1 g6 26. Kf1 Kg7 27. Nc3 b5 28. Be3 1/2-1/2

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.05.02"]
[Round "8"]
[White "Elyaci, Sadaf"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "42"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. Nc3 Bd6 7. 0-0 0-0 8. h3 Bf5 9. d3 Qe7 10. Nb1 Bg6 11. c3 Nf5 12. Bb3 Rad8 13. Re1 Qd7 14. Qc2 Rfe8 15. c4 Nd4 16. Qd1 Bh5 17. Qd2 Bg6 18. Qc3 Qe7 19. a3 Bh5 20. Bd1 Bxd1 21. Rxd1 Ne2+ 0-1

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.05.02"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Zelitchenko, Marianne"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "64"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bc4 a6 6. Nf3 b5 7. Bb3 Nc6 8. 0-0 Bb7 9. Qe2 Bc5 10. a3 Nge7 11. Bf4 Ng6 12. Bg3 0-0 13. Rfd1 e5 14. Rac1 Bd4 15. Qc2 Rc8 16. Bd5 Bxc3 17. Qxc3 Nd4 18. Qe3 Nxf3+ 19. Qxf3 Rxc1 20. Rxc1 Bxd5 21. exd5 d6 22. b4 a5 23. Rc6 Ne7 24. Bh4 f6 25. Ra6 Qc8 26. Rc6 Nxc6 27. dxc6 axb4 28. Qd5+ Kh8 29. axb4 Qa8 30. h3 Rc8 31. Qxb5 Qxc6 32. Qa5 Ra8 0-1

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.05.01"]
[Round "6"]
[White "Kooloos, Hanneke"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "90"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Nxd4 Nxe4 6. Qf3 d5 7. Nxc6 bxc6 8. 0-0 Bd6 9. Bd3 Nc5 10. Bf5 0-0 11. Nc3 Bxf5 12. Qxf5 Qh4 13. h3 Rfe8 14. Bg5 Qh5 15. Qg4 Qg6 16. Rac1 Ne4 17. Be3 Qxg4 18. hxg4 Nxc3 19. bxc3 Be5 20. Bd4 Bd6 21. Be3 Re4 22. g5 Ra4 23. Ra1 Rc4 24. Bd2 Be5 25. Rfe1 Bxc3 26. Bxc3 Rxc3 27. Re7 Rxc2 28. Rxc7 d4 29. Rd1 c5 30. Kf1 g6 31. Rd3 Re8 32. Kg1 Rd8 33. Rf3 Rf8 34. Rxa7 c4 35. Kf1 Re8 36. g3 Rc1+ 37. Kg2 Rf8 38. Ra4 d3 39. Rf4 d2 40. Rd4 c3 41. Rac4 d1Q 42. Rxd1 Rxd1 43. Rxc3 Ra8 44. a3 Ra1 45. a4 R1xa4 0-1

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.04.30"]
[Round "5"]
[White "Muhren, Yvette"]
[Black "Van Eijk, Chantal"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "133"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bg4 7. Be2 Nf6 8. 0-0 0-0-0 9. Nc3 Qd7 10. Qb3 Bxf3 11. Bxf3 Na5 12. Qc2 Nc6 13. Qb3 Na5 14. Qc2 Nc6 15. Bxc6 Qxc6 16. Rd1 Bd6 17. Qf5+ Kb8 18. Be3 Qd7 19. Qf3 Ng4 20. h3 Nxe3 21. Qxe3 Rhe8 22. Qd3 f5 23. a4 c6 24. a5 g6 25. a6 b6 26. d5 Qc7 27. Kh1 Bc5 28. Qf3 cxd5 29. Nxd5 Qc6 30. Qb3 Re5 31. Nb4 Rxd1+ 32. Rxd1 Qc8 33. Rc1 Qe6 34. Qxe6 Rxe6 35. Nd3 Be7 36. Rc2 Rd6 37. Ne5 Rd1+ 38. Kh2 Bd6 39. f4 Bxe5 40. fxe5 Re1 41. Rc4 Rxe5 42. b4 g5 43. Kg3 Re3+ 44. Kf2 Ra3 45. b5 Rb3 46. Rd4 Rxb5 47. Rd7 h5 48. Rh7 h4 49. Rg7 f4 50. Kf3 Rc5 51. Ke4 b5 52. Kd3 Rc6 53. Rxg5 b4 54. Rb5+ Rb6 55. Rxb6+ axb6 56. Kc4 Ka7 57. Kxb4 Kxa6 58. Ka4 b5+ 59. Kb4 Kb6 60. Kb3 Kc5 61. Kc3 b4+ 62. Kb3 Kd4 63. Kxb4 Ke3 64. Kc3 Kf2 65. Kd3 Kxg2 66. Ke2 f3+ 67. Ke3 0-1

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.04.30"]
[Round "4"]
[White "Welling, Sophie"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "D53"]
[PlyCount "86"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nc6 5. Bg5 Be7 6. e3 0-0 7. Bd3 Qd7 8. 0-0 b6 9. Re1 Bb7 10. Qc2 h6 11. Bh4 Nb4 12. Qd2 dxc4 13. Be2 Rad8 14. a3 Nc6 15. Bxc4 Na5 16. Qd3 Bxf3 17. gxf3 Qc6 18. Ba2 Qxf3 19. Bb1 Qg4+ 20. Bg3 c5 21. Ne4 Nxe4 22. Qxe4 Qxe4 23. Bxe4 cxd4 24. exd4 Rxd4 25. Kh1 Rfd8 26. Bf3 Bh4 27. b4 Nb3 28. Ra2 Bg5 29. Rg1 Rd3 30. Be4 Rd1 31. Rc2 Rxg1+ 32. Kxg1 Nd2 33. Bg2 Nb1 34. Rc7 a5 35. Rb7 axb4 36. axb4 Rd1+ 37. Bf1 Nd2 38. Rxb6 Rxf1+ 39. Kg2 Rb1 40. b5 Nc4 41. Rb7 e5 42. Kf3 f6 43. Ke4 Nd6+ 0-1

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.04.29"]
[Round "2"]
[White "Middelveld, Martine"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "51"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nc6 5. Bg5 Be7 6. e3 0-0 7. cxd5 exd5 8. Bb5 Bf5 9. Bxc6 bxc6 10. 0-0 Rb8 11. Qe2 Bg4 12. Rab1 Ne4 13. Bxe7 Qxe7 14. h3 Bh5 15. g4 Bg6 16. Rbc1 f5 17. Ne5 Qe6 18. Kg2 f4 19. exf4 Rxf4 20. Qe3 Rbf8 21. f3 Ng5 22. Qd2 h5 23. Ne2 Nxh3 24. Rxc6 Qc8 25. Nxg6 Rxf3 26. Ne7+ 1-0

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.04.29"]
[Round "3"]
[White "Muhren, Yvette"]
[Black "De Bie, Berdy"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "100"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Bf5 4. d4 Nxd5 5. Nf3 e6 6. Nxd5 Qxd5 7. c4 Bb4+ 8. Bd2 Qe4+ 9. Be2 Bxd2+ 10. Qxd2 Qc6 11. 0-0 Nd7 12. Rac1 Qd6 13. Rfe1 0-0 14. Qg5 h6 15. Qe3 Nf6 16. Ne5 Rad8 17. Red1 Qb4 18. b3 Qe7 19. Bd3 Ng4 20. Nxg4 Bxg4 21. f3 Bh5 22. Qe4 f5 23. Qxb7 Rxd4 24. Qxa7 Qd6 25. Bc2 c5 26. b4 Rd2 27. Qxc5 Qf4 28. Rf1 Rf6 29. g3 Qg5 30. f4 Qg4 31. Rf2 Re2 32. Bd1 Re1+ 33. Rf1 Rxf1+ 34. Kxf1 Qh3+ 35. Kg1 Kh7 36. Bxh5 Qxh5 37. Qe3 Qe8 38. c5 Qb5 39. a3 Qc6 40. Rb1 Qb5 41. Qf3 Rf7 42. Kg2 Qa4 43. Qc3 Qc6+ 44. Kh3 g5 45. g4 fxg4+ 46. Kxg4 Qg2+ 47. Qg3 Rxf4+ 48. Kh5 Rh4+ 49. Qxh4 gxh4 50. Kxh4 Qe4+ 0-1

[Event "NED-ch U14 Girls"]
[Site "Schagen"]
[Date "2003.04.28"]
[Round "1"]
[White "Muhren, Yvette"]
[Black "Pot, Eva"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "47"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 Bd6 4. Bc4 Nf6 5. Nc3 Nxd4 6. Nxd4 exd4 7. Qxd4 Qe7 8. 0-0 Bc5 9. Qd3 d6 10. Bg5 h6 11. Nd5 Qd8 12. Bxf6 gxf6 13. Qc3 f5 14. Qxh8+ Kd7 15. Qg7 Kc6 16. b4 b5 17. Bd3 fxe4 18. Bxe4 Bb6 19. Nf6+ d5 20. Bxd5+ Kd6 21. Bxa8 Ke7 22. Nd5+ Ke8 23. Bc6+ Bd7 24. Qg8# 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.10"]
[Round "13"]
[White "Muhren, Yvette"]
[Black "Tan, Jonathan1111"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "142"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. h3 Bh5 6. Nc3 e6 7. a3 Nxc3 8. bxc3 Nc6 9. Bb5 Qd6 10. 0-0 0-0-0 11. Qd3 Bg6 12. Qe2 Bh5 13. Qe3 Bg6 14. Ba4 Be7 15. Bd2 Bf6 16. Rfd1 Na5 17. Bb3 Nxb3 18. cxb3 Bc2 19. Rdc1 Bxb3 20. Rcb1 Bd5 21. Rb4 a5 22. Rb5 b6 23. Rbb1 h6 24. Rc1 Rde8 25. c4 Bxf3 26. Qxf3 Qxd4 27. Bc3 Qh4 28. Rd1 Kb8 29. Rac1 Bxc3 30. Rxc3 Qf6 31. Qg3 Rd8 32. Rb1 Qg6 33. Rxb6+ Kc8 34. Rb5 Rd1+ 35. Kh2 Qxg3+ 36. Kxg3 h5 37. h4 Rhd8 38. Rxa5 R1d3+ 39. Rxd3 Rxd3+ 40. Kh2 Kb7 41. Rxh5 Rxa3 42. Rh7 Ra4 43. g3 f6 44. Rxg7 Rxc4 45. h5 Rc5 46. g4 Rc4 47. Kg3 Rc3+ 48. f3 Rc1 49. Kg2 Rc2+ 50. Kg3 Rc1 51. h6 Rh1 52. Rh7 Kb6 53. Rh8 Kc5 54. h7 c6 55. Kf4 Kc4 56. g5 fxg5+ 57. Kxg5 Rg1+ 58. Kf6 Rh1 59. Kxe6 c5 60. f4 Kc3 61. f5 c4 62. f6 Rh6 63. Ke7 Rh1 64. f7 Re1+ 65. Kf8 Kc2 66. Rg8 Rh1 67. h8Q Rxh8 68. Rxh8 c3 69. Kg7 Kb1 70. Rc8 c2 71. Rxc2 Kxc2 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "11"]
[White "Muhren, Yvette"]
[Black "Van der Linden, Mathijs"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "66"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 Bg4 7. h3 Bh5 8. Be2 e5 9. Be3 Nf6 10. 0-0 Be7 11. Qc2 0-0 12. Rfd1 Rc8 13. Rac1 a6 14. a3 Qd7 15. b4 b5 16. Nh4 Bxe2 17. Qxe2 Qb7 18. Nf5 Rfd8 19. Qf3 Rd7 20. Qg3 Bf8 21. Bh6 Nh5 22. Qg4 g6 23. Bxf8 Rxf8 24. Nxd6 Qc7 25. Nf5 Nf6 26. Qg5 Rxd1+ 27. Rxd1 Ne8 28. Nd5 Qd8 29. Qg3 Ng7 30. Nde7+ Nxe7 31. Qxe5 Ne6 32. Qf6 Nc6 33. f4 Na7 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "10"]
[White "Niesert, Loet"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "103"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 Re8 9. Re1 d6 10. Bg5 h6 11. Bh4 Qe7 12. Qf3 Qe6 13. Bxf6 Qxf6 14. Qxf6 gxf6 15. a3 Bc5 16. Na4 Bd4 17. c3 Be5 18. g3 d5 19. exd5 cxd5 20. f4 Bg4 21. fxe5 fxe5 22. c4 e4 23. Bf1 d4 24. Be2 Bf5 25. Rad1 Rad8 26. Nc5 d3 27. Bf1 Rd4 28. Re3 Rxc4 29. Nxd3 Rc2 30. Rb1 Re6 31. Nb4 Rd2 32. Bc4 Red6 33. Bd5 R2xd5 34. Nxd5 Rxd5 35. Rc1 c5 36. g4 Bg6 37. Re2 Rg5 38. Kf2 Re5 39. Ke3 Rd5 40. Rd2 Re5 41. b4 cxb4 42. axb4 Rb5 43. Rb1 a5 44. Rdb2 axb4 45. Rxb4 Rg5 46. h3 h5 47. Rb5 Rxb5 48. Rxb5 hxg4 49. hxg4 Kg7 50. g5 Kh7 51. Kf4 Kg7 52. Ke5 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "12"]
[White "Obels, Jiri"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C65"]
[PlyCount "78"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d3 Bg4 6. h3 Be6 7. Bg5 Be7 8. 0-0 0-0 9. Ne2 h6 10. Bh4 Nh5 11. Bg3 f5 12. Nd2 f4 13. Bh2 Rf6 14. Nc3 f3 15. Nxf3 Nf4 16. Bxf4 Rxf4 17. Kh1 Qf8 18. Nh2 Rxf2 19. Rxf2 Qxf2 20. Qe2 Qf4 21. Rf1 Qg5 22. Bxc6 bxc6 23. Nd1 d5 24. Ne3 Rf8 25. Rxf8+ Bxf8 26. Nf3 Qf4 27. g3 Qxg3 28. Qg2 Qxh3+ 29. Qxh3 Bxh3 30. Nxe5 dxe4 31. dxe4 c5 32. Nd3 Bd7 33. b3 Bc6 34. Nf2 Kf7 35. Kg2 g5 36. c4 Ke6 37. Kf3 Bd6 38. a4 a5 39. Nfg4 Bf8 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.08"]
[Round "8"]
[White "De Ruiter, Danny"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "E10"]
[PlyCount "108"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. e3 Nf6 5. a3 Be7 6. c5 b6 7. b4 a5 8. b5 Na7 9. c6 0-0 10. Nc3 Bd6 11. Qc2 Re8 12. Bd3 h6 13. g3 e5 14. dxe5 Bxe5 15. Nxe5 Rxe5 16. h3 d4 17. Ne2 dxe3 18. f4 Qd5 19. Rf1 Re8 20. Bc4 Qd6 21. Qb3 Be6 22. Bxe6 Rxe6 23. Bxe3 Nxb5 24. Qxb5 Rxe3 25. Qc4 Rae8 26. Rf2 Rxg3 27. Kf1 Rxh3 28. Kg2 Rhe3 29. a4 Ng4 30. Rf3 Rxe2+ 31. Kg3 Nf6 32. Raf1 R2e3 33. Rxe3 Rxe3+ 34. Rf3 Rxf3+ 35. Kxf3 Qd5+ 36. Qxd5 Nxd5 37. Ke4 Nc3+ 38. Kd4 Nxa4 39. Kc4 Nb2+ 40. Kb5 Kf8 41. Ka6 Ke7 42. Kb7 Kd6 43. f5 h5 44. Kc8 Nc4 45. Kd8 Ne3 46. Ke8 Nxf5 47. Kxf7 a4 48. Kg6 Ne7+ 49. Kxg7 Nxc6 50. Kf7 a3 51. Kf6 a2 52. Kf5 a1Q 53. Ke4 Qd1 54. Ke3 Kd5 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.08"]
[Round "9"]
[White "Muhren, Yvette"]
[Black "Perizonius, Oscar"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "88"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d6 4. cxd4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bc4 0-0 8. 0-0 Bd7 9. Bg5 Nc6 10. Qd2 Rc8 11. Bb3 Bg4 12. Nh4 Na5 13. Bc2 Nc4 14. Qc1 Qb6 15. h3 Bd7 16. b3 Na5 17. Qd2 Qc6 18. Na4 Qxc2 19. Qxa5 Qxe4 20. Rfe1 Qxd4 21. Rad1 Rc5 22. Rxd4 Rxa5 23. Bd2 Rd5 24. Rxd5 Nxd5 25. Nf3 b5 26. Nc3 Nxc3 27. Rxe7 Be6 28. Rxa7 Ne4 29. Bb4 Nc5 30. Rc7 Rc8 31. Re7 Nd7 32. Bxd6 Bf8 33. Rxe6 fxe6 34. Bf4 Bg7 35. Ng5 e5 36. Bg3 Rc1+ 37. Kh2 Ra1 38. a4 bxa4 39. bxa4 Rxa4 40. Ne6 Ra6 41. Ng5 Nc5 42. f3 h6 43. Ne4 Nxe4 44. fxe4 Ra4 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.07"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Hommes, Elmar"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "134"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 Nf6 5. e5 Nd5 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Qe7 9. Bc4 Nb6 10. Bb3 0-0 11. 0-0 d6 12. Re1 Bg4 13. exd6 Qxd6 14. Ne5 Nxe5 15. dxe5 Qg6 16. Bc2 f5 17. Kh1 Rad8 18. Qc3 c6 19. e6 Nd5 20. Qb3 Rfe8 21. e7 Rd7 22. h3 Bh5 23. Nc3 Qf7 24. Re5 Bg6 25. Rd1 Rdxe7 26. Rxe7 Rxe7 27. Nxd5 cxd5 28. Qxd5 Re1+ 29. Kh2 Qxd5 30. Rxd5 Re2 31. Rd8+ Kf7 32. Bb3+ Kf6 33. Rd7 Rxf2 34. Rxb7 f4 35. Bd5 Ke5 36. Bf3 Kd4 37. Kg1 Rc2 38. Rxg7 a6 39. Rb7 Rc1+ 40. Kh2 Rc2 41. Rb4+ Rc4 42. Rxc4+ Kxc4 43. Be2+ Bd3 44. Bd1 Kd4 45. g3 fxg3+ 46. Kxg3 Ke3 47. b3 Kd2 48. Bf3 Kc2 49. h4 Kb2 50. Bd5 a5 51. a4 Kc3 52. Kf4 Bc2 53. Kg5 Bxb3 54. Bc6 Kb4 55. Kh6 Bxa4 56. Be4 Bd1 57. Kxh7 a4 58. h5 Bxh5 59. Bd5 Bd1 60. Ba2 Bb3 61. Bb1 a3 62. Kh6 Kc3 63. Kg5 Kb2 64. Bf5 a2 65. Kf4 a1Q 66. Kg5 Qc1+ 67. Kg6 Bc2 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.07"]
[Round "6"]
[White "Van Vliet, Harry"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "54"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. e3 Nc6 5. Nf3 Bg4 6. h3 Bh5 7. Be2 e6 8. Ne5 Bxe2 9. Qxe2 Bb4 10. Nxc6 bxc6 11. f3 Nh5 12. Bh2 Bd6 13. Bxd6 Qxd6 14. Qf2 Ng3 15. Rg1 Rb8 16. Rb1 f5 17. f4 Nh5 18. Qf3 Nf6 19. Kf2 c5 20. Ne2 Ne4+ 21. Ke1 0-0 22. c3 Rf6 23. b3 Rg6 24. Rc1 a5 25. c4 cxd4 26. Nxd4 Qb4+ 27. Ke2 Qd2+ 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.06"]
[Round "3"]
[White "Ijsselhof, Rinske"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "44"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Bc5 6. e5 Ng8 7. c3 dxc3 8. Bxf7+ Kxf7 9. Qd5+ Ke8 10. Qxc5 cxb2 11. Bxb2 Qe7 12. Qc3 Kd8 13. Re1 Qf8 14. Nbd2 Nge7 15. Ba3 Qf7 16. Nb3 b6 17. Ng5 Qg6 18. Qe3 h6 19. Nf3 Rf8 20. Rad1 h5 21. e6 Nf5 22. e7+ Ke8 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.06"]
[Round "2"]
[White "Muhren, Yvette"]
[Black "Minnebo, Johan"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "94"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Bb4 6. Bc4 d6 7. Qb3 Qe7 8. 0-0 Bxc3 9. Qxc3 Nf6 10. Re1 0-0 11. Bg5 Be6 12. e5 dxe5 13. Nxe5 Nxe5 14. Qxe5 Rfe8 15. f4 Kf8 16. Qc3 Qc5+ 17. Kh1 Qxc4 18. Bxf6 gxf6 19. Qxf6 Qc5 20. Rac1 Qf5 21. Qh8+ Ke7 22. Rxc7+ Kd6 23. Qc3 Rac8 24. Rd1+ Bd5 25. Qc5+ Ke6 26. Re1+ Kf6 27. Qd6+ Kg7 28. Rxe8 Rxe8 29. h3 Qe6 30. Qxe6 Rxe6 31. a3 Re2 32. b4 Rxg2 33. Rd7 Bc6 34. Rc7 Ra2+ 35. Kg1 Rxa3 36. Kh2 Rb3 37. b5 Rxb5 38. Kg3 a5 39. Rc8 a4 40. Ra8 Rb3+ 41. Kg4 a3 42. h4 Bd5 43. Kg5 Rg3+ 44. Kf5 a2 45. h5 Rg1 46. Ra7 a1Q 47. Rxa1 Rxa1 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2002.08.05"]
[Round "1"]
[White "Muhren, Yvette"]
[Black "Kiers, Stijn"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "53"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Bc5 6. Bc4 d6 7. Bg5 Nge7 8. 0-0 h6 9. Bh4 Be6 10. Nd5 Qd7 11. Bb5 Qd8 12. Nxe7 g5 13. Nxc6 Qf6 14. Bg3 0-0 15. e5 Qg6 16. Ne7+ Kg7 17. Nxg6 Kxg6 18. Qc2+ Kg7 19. exd6 Bxd6 20. Bxd6 cxd6 21. Qc3+ f6 22. Rfe1 Bf5 23. Re7+ Kg6 24. Bd3 Rac8 25. Bxf5+ Kxf5 26. Qd3+ Kf4 27. Qe4# 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "8"]
[White "Brandenburg, Lucia"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "36"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bd3 Bf5 8. Ng5 Be7 9. Nxe4 dxe4 10. Bxe4 Bxe4 11. Rxe4 0-0 12. Rg4 Bf6 13. Nd2 Re8 14. b3 d3 15. Rb1 dxc2 16. Qxc2 Re1+ 17. Nf1 Nd4 18. Qc4 Ne2+ 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "3"]
[White "De Bie, Berdy"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "117"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Ng5 Ne5 6. Qxd4 h6 7. Nf3 Nxc4 8. Qxc4 Be6 9. Qb5+ Bd7 10. Qxb7 Nf6 11. e5 Ng4 12. Qe4 Nxe5 13. Nxe5 dxe5 14. Qxe5+ Be6 15. 0-0 Qd6 16. Qb5+ Bd7 17. Qc4 Be7 18. Bf4 Be6 19. Qe4 Bd5 20. Bxd6 Bxe4 21. Bxe7 Bxg2 22. Kxg2 Kxe7 23. Re1+ Kf6 24. Nc3 c6 25. Ne4+ Kg6 26. Ng3 Rab8 27. b3 Rhd8 28. Rad1 f6 29. Ne4 Re8 30. Nc5 Kf7 31. Ne4 Kg6 32. Nd6 Rxe1 33. Rxe1 Rd8 34. Nc4 Kf5 35. Re7 g5 36. Rxa7 Re8 37. Ne3+ Kg6 38. a4 f5 39. Ra6 f4 40. Rxc6+ Kf7 41. Rc7+ Kg6 42. Nc4 g4 43. Nd6 f3+ 44. Kg3 Re1 45. Nf7 Kf5 46. Nxh6+ Kg5 47. Nf7+ Kf5 48. Nh6+ Kg5 49. Nxg4 Rg1+ 50. Kxf3 Rxg4 51. Rc5+ Kh4 52. Rc4 Rxc4 53. bxc4 Kg5 54. a5 Kh4 55. a6 Kh3 56. a7 Kxh2 57. a8Q Kg1 58. Qh8 Kf1 59. Qh1# 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "6"]
[White "Hortensius, Lisa"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "102"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d3 d6 6. Bg5 Bg4 7. h3 Bh5 8. Qe2 Nd4 9. Qd1 h6 10. Be3 Nxf3+ 11. gxf3 Bb4 12. Bd2 Nd7 13. Rg1 Qf6 14. Rg3 0-0-0 15. Qe2 Nb6 16. Bb3 g5 17. 0-0-0 Rhf8 18. Kb1 Qe7 19. Nd5 Nxd5 20. Bxd5 Bc5 21. Rf1 c6 22. Bb3 f5 23. exf5 Rxf5 24. Ba5 Rdf8 25. Qd2 Bxf3 26. Bb4 Bb6 27. a3 Bh5 28. Rg2 Rf3 29. Rh2 Be3 30. Qe1 Bg6 31. Bc3 Qf6 32. Ka2 Bxf2 33. Qd2 Be3 34. Rxf3 Qxf3 35. Qe1 Bb6 36. Be6+ Kc7 37. Bxe5 Re8 38. Bc3 Bf7 39. Re2 Bxe6+ 40. Rxe6 Rxe6 41. Qxe6 Qd5+ 42. Qxd5 cxd5 43. Bg7 h5 44. Bc3 g4 45. hxg4 hxg4 46. Be1 Be3 47. Bg3 Bd4 48. Kb1 Be5 49. Bf2 g3 50. Bg1 g2 51. Kc1 Bf4+ 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Haast, Anne"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "154"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Nf6 6. Bc4 Be7 7. e5 Ng4 8. Qd5 0-0 9. h3 Nh6 10. Bxh6 gxh6 11. 0-0-0 d6 12. Qe4 Bg5+ 13. Kb1 Nb4 14. a3 Nc6 15. Bd3 f5 16. exf6 Qd7 17. Bc4+ Kh8 18. f7 Bf6 19. Ne2 Na5 20. Bd5 Qb5 21. Ned4 Qd7 22. Rhe1 Qd8 23. Nf5 Bxf5 24. Qxf5 c6 25. Be6 Bg7 26. Re2 d5 27. Ne5 Qf6 28. Qxf6 Bxf6 29. Nd7 Rfd8 30. Nxf6 d4 31. Nd7 b6 32. f8Q+ Rxf8 33. Nxf8 Rxf8 34. Rxd4 c5 35. Rd7 Nc6 36. Rf7 Re8 37. Bg4 Rd8 38. Bd7 Nd4 39. Re8+ Rxe8 40. Bxe8 a6 41. Rf6 Kg7 42. Rxb6 a5 43. Kc1 Ne2+ 44. Kd2 Nd4 45. Ra6 h5 46. Bxh5 h6 47. Rxa5 Nb3+ 48. Kc3 Nxa5 49. g3 Nb7 50. b4 Kf8 51. Kc4 cxb4 52. axb4 Ke7 53. Kb5 Kd7 54. Bg4+ Kc7 55. f4 Nd8 56. Kc5 Kb7 57. b5 Kc7 58. b6+ Kb7 59. Bf3+ Kb8 60. f5 Nf7 61. b7 Ng5 62. Bg2 Kc7 63. f6 Kb8 64. h4 Ne6+ 65. Kd6 Nf8 66. Ke7 Ng6+ 67. Ke8 Ka7 68. f7 Kb8 69. f8Q Nxf8 70. Kxf8 Kc7 71. g4 Kb8 72. g5 hxg5 73. hxg5 Kc7 74. g6 Kb8 75. g7 Kc7 76. g8Q Kb8 77. Qe6 Ka7 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "9"]
[White "Muhren, Yvette"]
[Black "Kooloos, Hanneke"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "86"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 Nf6 5. e5 Ne4 6. cxd4 d5 7. Nc3 Bb4 8. Qd3 Bf5 9. Qe3 Na5 10. a3 Bxc3+ 11. bxc3 Qd7 12. Nh4 Be6 13. Nf3 h6 14. Nd2 Qc6 15. Nxe4 dxe4 16. Rb1 a6 17. Be2 0-0-0 18. 0-0 f5 19. exf6 gxf6 20. Qf4 Rdf8 21. Bd2 Rhg8 22. Qe3 f5 23. f3 Bd5 24. f4 Qg6 25. Qf2 e3 26. Bxe3 Bxg2 27. Rfd1 Be4+ 28. Kf1 Bxb1 29. Rxb1 Rg7 30. Bf3 c6 31. Ke2 Nc4 32. Rg1 Qf6 33. Rxg7 Qxg7 34. a4 Nxe3 35. Qxe3 Qf7 36. Qd2 Re8+ 37. Kf2 h5 38. Kg3 Rg8+ 39. Kf2 h4 40. d5 cxd5 41. Bxd5 Rd8 42. c4 h3 43. Qb4 Qc7 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "5"]
[White "Muhren, Yvette"]
[Black "Smeets, Emily"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "129"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. Nc3 Nf6 5. h3 Be7 6. Bc4 0-0 7. 0-0 Nb4 8. Qe2 Nd7 9. Be3 Nb6 10. Bb3 Bf6 11. Rad1 Qe7 12. Rfe1 c5 13. d5 Qc7 14. Nb5 Qe7 15. Nd2 Bd7 16. Nc3 Bg5 17. Nf3 Bh4 18. Nxh4 Qxh4 19. Qf3 c4 20. Bxb6 cxb3 21. Ba5 Nxc2 22. Re2 Nd4 23. Qd3 Nxe2+ 24. Qxe2 b6 25. Bb4 bxa2 26. Nxa2 Rfd8 27. Qf3 Ba4 28. Rd3 Rac8 29. Nc3 Bc2 30. Rd2 Rc4 31. Bxd6 Bxe4 32. Nxe4 Qxe4 33. Qxe4 Rxe4 34. Bc7 Rc8 35. d6 Rd4 36. Rxd4 exd4 37. d7 Ra8 38. d8Q+ Rxd8 39. Bxd8 d3 40. Kf1 d2 41. Ke2 d1Q+ 42. Kxd1 g6 43. Kc2 h5 44. Kb3 f5 45. Kb4 a5+ 46. Kb5 a4 47. Kxb6 a3 48. bxa3 f4 49. a4 f3 50. gxf3 h4 51. a5 g5 52. a6 g4 53. fxg4 Kf8 54. a7 Ke8 55. a8Q Kd7 56. Qc6+ Kxd8 57. Qb7 Ke8 58. Qc7 Kf8 59. Qd7 Kg8 60. Kc6 Kf8 61. Kd6 Kg8 62. Qe7 Kh8 63. Ke6 Kg8 64. Kf6 Kh8 65. Qg7# 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "1"]
[White "Muhren, Yvette"]
[Black "Svetachova, Marina"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "70"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 h6 5. Be2 Nf6 6. 0-0 Bd6 7. Re1 0-0 8. Nc3 Nc6 9. h3 Bf5 10. Bd3 Bxd3 11. Qxd3 Nb4 12. Qd1 c5 13. dxc5 Bxc5 14. a3 Nc6 15. Bf4 a6 16. Qd2 d4 17. Ne2 g5 18. Bh2 d3 19. cxd3 Kh7 20. Qc2 Ba7 21. Ne5 Nd4 22. Nxd4 Qxd4 23. Nf3 Qb6 24. Be5 Rfe8 25. Bd4 Rxe1+ 26. Rxe1 Qd6 27. Bxa7 Rxa7 28. d4+ Kg7 29. Qc5 Qxc5 30. dxc5 b5 31. cxb6 Rb7 32. b4 Rxb6 33. Re7 g4 34. Ne5 Nd5 35. Rxf7+ Kg8 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "2"]
[White "Muhren, Yvette"]
[Black "Van Blokland, Lotte"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "39"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. Nf3 Nxe4 5. Be2 d6 6. d3 Nf6 7. Nc3 Bg4 8. 0-0 Nc6 9. Re1 Qd7 10. Bg5 Be7 11. h3 Bxf3 12. Bxf3 0-0 13. Bxc6 Qxc6 14. Rxe7 h6 15. Bxf6 gxf6 16. Qg4+ Kh8 17. Ne4 Rae8 18. Rxe8 Rxe8 19. Qh5 Rg8 20. Qxh6# 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2002.??.??"]
[Round "4"]
[White "Snikkers, Naomi"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "73"]
[EventDate "2002.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. c4 e5 2. d3 Nc6 3. Nf3 Bc5 4. e3 Nf6 5. Nc3 d6 6. g3 Bf5 7. Bg2 Nb4 8. e4 Bg4 9. 0-0 Nc6 10. a3 a6 11. Qe1 Bxf3 12. Bxf3 Nd4 13. Qd1 h6 14. Be3 0-0 15. Bxd4 Bxd4 16. Qc1 Qd7 17. Ne2 Bb6 18. Kg2 Nh7 19. h3 f5 20. Nc3 c6 21. b4 Qf7 22. exf5 Qxf5 23. Qd1 Ng5 24. g4 Qxf3+ 25. Qxf3 Nxf3 26. Ne4 d5 27. cxd5 cxd5 28. Nd6 Rab8 29. Nf5 Bd4 30. Ra2 g6 31. Ne7+ Kh7 32. Nxd5 Rbd8 33. Nc7 Rd6 34. Re2 Bb6 35. Rc1 Nh4+ 36. Kh1 Rc8 37. Rec2 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.11"]
[Round "13"]
[White "Kuipers, Stefan"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "87"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. b4 e5 2. a3 d5 3. Bb2 Bd6 4. e3 a6 5. c4 Nf6 6. c5 Be7 7. Bxe5 Nc6 8. Bb2 0-0 9. h3 Bf5 10. Nf3 Qd7 11. d3 Rad8 12. Nbd2 Qe6 13. Be2 Rfe8 14. Nd4 Nxd4 15. Bxd4 Nd7 16. Nf3 Bf6 17. Rc1 Nb8 18. Qd2 Nc6 19. Bxf6 Qxf6 20. d4 Be4 21. Qd1 Qg6 22. 0-0 Re6 23. Ne1 Qf5 24. f3 Rg6 25. Kh1 Rh6 26. fxe4 Qxe4 27. Rf3 Re8 28. Qd3 Qe6 29. Nc2 Qd7 30. Rcf1 Nd8 31. Qf5 Qc6 32. Bd3 Ree6 33. Qg5 Qd7 34. Bf5 f6 35. Bxe6+ Qxe6 36. Qf5 Qe7 37. Qxd5+ Kh8 38. Rf4 Qf8 39. e4 Qe8 40. e5 Rh5 41. Qe4 Rh6 42. exf6 Qxe4 43. Rxe4 Nf7 44. Re8# 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.10"]
[Round "11"]
[White "Los, Fedor"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "55"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[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. d4 exd4 5. e5 Ng4 6. 0-0 Be7 7. Bf4 d6 8. Re1 0-0 9. exd6 Bxd6 10. Bg5 Qd7 11. Bb5 a6 12. Bxc6 Qxc6 13. h3 f6 14. hxg4 fxg5 15. Nxd4 Qb6 16. b3 Bd7 17. c3 Rf4 18. f3 Rf6 19. Nd2 Bg3 20. Re7 Rd8 21. Ne4 Rd6 22. Nxg3 c5 23. Nh5 cxd4 24. Rxg7+ Kh8 25. Kh1 dxc3 26. Qc2 Rh6 27. Qxc3 Rg6 28. Rxg6+ 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.09"]
[Round "8"]
[White "Muhren, Yvette"]
[Black "Langerak, Wouter"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "70"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[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. Nc3 g6 4. d3 Bg7 5. Be3 d6 6. Be2 Nf6 7. h3 Qa5 8. 0-0 b5 9. a3 b4 10. axb4 Qxb4 11. Qd2 Bd7 12. Ra4 Qb7 13. Ra3 Rb8 14. Rb1 0-0 15. Rb3 Qc8 16. Ra3 Rb7 17. d4 cxd4 18. Nxd4 Qb8 19. Qd1 Ne8 20. b3 Nc7 21. Qd2 Ne6 22. Nf3 Rd8 23. Rd1 Nc5 24. Qd5 Nb4 25. Qd2 Bxc3 26. Qxc3 Nxe4 27. Bh6 Nxc3 28. Rd2 Nxe2+ 29. Rxe2 e6 30. c3 Nd5 31. c4 Nc3 32. Re3 Rxb3 33. Rxb3 Qxb3 34. Bg5 Rc8 35. Kh2 Qxc4 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.08"]
[Round "5"]
[White "Van Nies, Pauline"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C64"]
[PlyCount "58"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[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. Bb5 Bc5 4. 0-0 d6 5. c3 Bg4 6. d3 Nge7 7. b4 Bb6 8. Be3 0-0 9. Nbd2 f5 10. Qc2 f4 11. Bxb6 axb6 12. Bc4+ Kh8 13. a3 Qe8 14. h3 Bd7 15. Qd1 Qg6 16. Kh2 Qh5 17. Ng1 Qh6 18. Ngf3 Rf6 19. Ng1 Bc8 20. Bb3 Bd7 21. Qf3 Rg6 22. Qd1 Qg5 23. Qf3 Qh4 24. Bd1 Bg4 25. g3 Bxf3 26. gxh4 Rg2+ 27. Kh1 Rxf2+ 28. Ndxf3 Rxf1 29. Kg2 Rxd1 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.07"]
[Round "3"]
[White "Goudriaan, Etienne"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "36"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[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. Ng5 d5 5. exd5 Nd4 6. d6 Qxd6 7. Nxf7 Qc6 8. Nxe5 Qxg2 9. Rf1 Qe4+ 10. Be2 Nxc2+ 11. Qxc2 Qxc2 12. Nc3 Qf5 13. d4 Bb4 14. Bd2 Bxc3 15. Bxc3 Be6 16. Bd3 Qf4 17. Ke2 0-0 18. Bd2 Qxd4 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.07"]
[Round "4"]
[White "Muhren, Yvette"]
[Black "Slikboer, Bas"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "65"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[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. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. Nxd4 Nxd4 7. cxd4 Nf6 8. Nc3 Qc6 9. Bb5 Bd7 10. Bxc6 Bxc6 11. 0-0 0-0-0 12. Be3 Bd6 13. h3 Rhe8 14. Qb3 Re6 15. Kh1 Nh5 16. d5 Rxe3 17. dxc6 Ng3+ 18. fxg3 bxc6 19. Rxf7 Bxg3 20. Raf1 Bd6 21. Qa4 Rde8 22. Qxa7 R8e7 23. Qa8+ Kd7 24. Rxe7+ Rxe7 25. Qa4 Re5 26. Qg4+ Kd8 27. Qxg7 Kc8 28. Qxh7 Kb7 29. Qd3 Re8 30. Rf5 Kc8 31. Qa6+ Kd7 32. Rf7+ Ke6 33. Qc4+ 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.07"]
[Round "2"]
[White "Muhren, Yvette"]
[Black "Spoelman, Wouter"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "48"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[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. Bd3 Nc6 7. Nf3 e5 8. h3 Be7 9. Be3 0-0 10. 0-0 Be6 11. a3 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Be2 Rc8 15. Qd2 e4 16. Nd4 Nxd4 17. Bxd4 Bg5 18. Qd1 Bf4 19. Bg4 f5 20. Be2 Bb8 21. Qd2 Qd6 22. g3 f4 23. gxf4 Rxf4 24. Qe3 Rg4+ 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.06"]
[Round "6"]
[White "Muhren, Yvette"]
[Black "De Groote, Ewoud"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "96"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Bg5 c5 6. dxc5 Qa5 7. Nf3 Nxe4 8. Bd2 Nxd2 9. Qxd2 Bxc3 10. bxc3 Qxc5 11. Qf4 Be6 12. Nd2 Bxc4 13. Nxc4 e5 14. Qf6 0-0 15. Qh4 d5 16. Nd2 Qxc3 17. Rc1 Nc6 18. Qg5 f6 19. Qg4 Nd4 20. Qd1 e4 21. 0-0 Rad8 22. Re1 f5 23. Re3 Qc5 24. c3 Ne6 25. Rg3 f4 26. Rh3 e3 27. fxe3 fxe3 28. Kh1 exd2 29. Qxd2 Qf2 30. Qd1 Nf4 31. Rg3 Ne2 32. Qe1 Nxc1 33. Qxf2 Rxf2 34. h3 Rf1+ 35. Kh2 Ne2 36. Re3 Nxc3 37. Rxc3 d4 38. Rd3 Re1 39. a3 Re3 40. Rd2 d3 41. a4 Re2 42. Rd1 d2 43. a5 Re1 44. Rxd2 Rxd2 45. a6 bxa6 46. Kg3 Ree2 47. Kf4 Rd5 48. Kf3 Rc2 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.06"]
[Round "1"]
[White "Van der Pluijm, Sylvana"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "70"]
[EventDate "2001.08.06"]
[EventType "swiss"]
[EventRounds "13"]
[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. Nc3 Nf6 4. Bb5 d6 5. Bxc6+ bxc6 6. d3 Bg4 7. Bg5 h6 8. Bxf6 Qxf6 9. 0-0 Qg6 10. Re1 Bh3 11. Kf1 Qxg2+ 12. Ke2 Bg4 13. Ke3 Be7 14. Rg1 Qh3 15. Rg3 Qh5 16. Ng1 Bg5+ 17. f4 Bxf4+ 18. Kf2 Bxg3+ 19. Kxg3 Bxd1 20. Rxd1 0-0-0 21. Nce2 Rde8 22. Re1 Qg5+ 23. Kf2 Re6 24. Nf3 Rf6 25. Rg1 Qh5 26. Ng3 Qxf3+ 27. Ke1 Qf2+ 28. Kd1 Qxg1+ 29. Kd2 Qf2+ 30. Kc3 d5 31. exd5 cxd5 32. Nh5 Rc6+ 33. Kb4 Qc5+ 34. Kb3 Qb5+ 35. Ka3 Ra6# 0-1

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.26"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Brandenburg, Lucia"]
[Result "1/2-1/2"]
[ECO "C52"]
[PlyCount "63"]
[EventDate "2001.05.24"]
[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. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 d6 8. Qb3 Be6 9. Bxe6 fxe6 10. Qxe6+ Nge7 11. cxd4 Qd7 12. Qxd7+ Kxd7 13. Bb2 Rhg8 14. Nc3 Bxc3 15. Bxc3 d5 16. Rfe1 Rge8 17. Re2 Nf5 18. Rae1 dxe4 19. Rxe4 Rxe4 20. Rxe4 Kd6 21. Kf1 Kd5 22. Rf4 g6 23. g4 Nd6 24. Ke2 Re8+ 25. Kd3 Nb5 26. Bb2 Nb4+ 27. Kd2 Re7 28. a4 Nd6 29. Kc3 Nc6 30. Kd3 Nb4+ 31. Kc3 Nc6 32. Kd3 1/2-1/2

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.26"]
[Round "9"]
[White "Tan, Kylie"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "49"]
[EventDate "2001.05.24"]
[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 Bc5 5. Nc3 h6 6. Be3 Bb6 7. Qd2 d6 8. h3 Be6 9. Bb3 Ba5 10. Ba4 0-0 11. Qe2 Qe7 12. 0-0 Nd7 13. Rfd1 f5 14. Bd2 Qf6 15. Nd5 Qd8 16. Bxc6 bxc6 17. Bxa5 cxd5 18. Bb4 c5 19. Ba3 Qf6 20. c3 Rac8 21. b3 Qg6 22. Kh1 Qh5 23. exf5 Bxf5 24. Ng1 Qg5 25. Qf3 1/2-1/2

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.26"]
[Round "8"]
[White "Van der Veen, Emma"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "66"]
[EventDate "2001.05.24"]
[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. e3 Nf6 4. c3 Bg4 5. Bd3 e5 6. dxe5 Nxe5 7. Be2 Nc6 8. Nbd2 Bd6 9. Qc2 Qe7 10. Bd3 h6 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 f5 14. Be3 fxe4 15. Nd2 0-0-0 16. h3 Bf5 17. 0-0-0 Rhe8 18. f3 exf3 19. Qxf5+ Kb8 20. Bf2 fxg2 21. Rhg1 Rf8 22. Qg4 Rxf2 23. Rxg2 Rxg2 24. Qxg2 Bf4 25. Qf2 Rf8 26. Kc2 a6 27. Nc4 Qe4+ 28. Kb3 b5 29. Qc5 Rf5 30. Rd4 Nxd4+ 31. cxd4 Rxc5 32. dxc5 Qxc4+ 33. Ka3 Qa4# 0-1

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.25"]
[Round "5"]
[White "Middelveld, Martine"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "E51"]
[PlyCount "111"]
[EventDate "2001.05.24"]
[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. c4 e6 3. Nc3 Bb4 4. Bd2 Nf6 5. e3 Nc6 6. Nf3 0-0 7. Bd3 Bd7 8. a3 Bd6 9. 0-0 Nh5 10. c5 Be7 11. b4 a6 12. Re1 Re8 13. Qc2 g6 14. Reb1 Bf6 15. Be2 Bc8 16. Qb3 Qd7 17. a4 b6 18. Nd1 e5 19. dxe5 Nxe5 20. Nxe5 Bxe5 21. Bc3 d4 22. exd4 Bxd4 23. Bxh5 gxh5 24. h3 Bb7 25. Bxd4 Qxd4 26. Qg3+ Qg7 27. Qxg7+ Kxg7 28. cxb6 cxb6 29. Ne3 Rac8 30. Nf5+ Kf6 31. Nd6 Be4 32. Nxe8+ Rxe8 33. Rd1 Re6 34. Re1 Kf5 35. f3 Bd5 36. Rxe6 Bxe6 37. Rc1 Bd5 38. Kf2 Ke6 39. Ke3 Kd6 40. Kd4 Bc6 41. a5 bxa5 42. bxa5 Bb5 43. g3 f5 44. f4 h6 45. h4 Be2 46. Rc8 Bf1 47. Rh8 Kc6 48. Rxh6+ Kb5 49. Rxh5 Kxa5 50. Kc3 Bh3 51. Rg5 Ka4 52. h5 Ka3 53. h6 a5 54. h7 a4 55. h8Q Bg4 56. Qb8 1-0

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.25"]
[Round "6"]
[White "Muhren, Yvette"]
[Black "Ineke, Ivana"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "54"]
[EventDate "2001.05.24"]
[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. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nd4 9. Bxd5+ Kd6 10. Qd3 c6 11. Be4 Be6 12. Ne2 c5 13. c3 c4 14. Qb1 Nxe2 15. Kxe2 Kc7 16. d3 Rc8 17. Rd1 Bg4+ 18. f3 Be6 19. Qc2 Qf6 20. Qa4 cxd3+ 21. Rxd3 Kb8 22. Be3 a6 23. b4 Bc4 24. Rad1 Bxd3+ 25. Rxd3 b5 26. Qa5 Rc7 27. Bb6 Re7 1-0

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.25"]
[Round "4"]
[White "Van Vliembergen, Marina"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C64"]
[PlyCount "72"]
[EventDate "2001.05.24"]
[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. Bb5 Bc5 4. Bxc6 dxc6 5. Nc3 Qd6 6. d3 Bg4 7. h3 Be6 8. Bg5 h6 9. Bh4 f6 10. Bg3 0-0-0 11. Qd2 Ne7 12. 0-0-0 Ng6 13. Nh4 Nxh4 14. Bxh4 Bb4 15. Kb1 Qc5 16. f3 Qb6 17. Rhf1 Ba3 18. Na4 Qb5 19. b3 Rd4 20. Nc3 Qa5 21. Bf2 Rd7 22. Na4 Bb4 23. Qe3 b6 24. d4 b5 25. Nc5 exd4 26. Qe2 Bxc5 27. Be1 Qb6 28. Bd2 Rhd8 29. Be1 a5 30. g4 Be7 31. Bf2 a4 32. Qe1 c5 33. Kb2 c4 34. bxc4 bxc4+ 35. Ka1 Bb4 36. Qe2 Bc3# 0-1

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.24"]
[Round "3"]
[White "Muhren, Yvette"]
[Black "Jongejan, Anita"]
[Result "0-1"]
[ECO "C51"]
[PlyCount "62"]
[EventDate "2001.05.24"]
[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. b4 Nxb4 5. Nxe5 Bxf2+ 6. Ke2 d5 7. Rf1 dxc4 8. Rxf2 f6 9. Nxc4 Bg4+ 10. Rf3 Bxf3+ 11. gxf3 Qd7 12. Nc3 0-0-0 13. Rb1 Qe7 14. Ba3 c5 15. Bxb4 cxb4 16. Nd5 Rxd5 17. Qg1 b6 18. Qe3 Rc5 19. d3 b5 20. Nd2 Rxc2 21. Kd1 Rxa2 22. Qd4 Nh6 23. Rxb4 Rd8 24. Qc3+ Qc7 25. Nc4 a6 26. h3 Qh2 27. Nd2+ Kb8 28. Ke1 Rc8 29. Qb3 Rc1+ 30. Qd1 Rxd1+ 31. Kxd1 Qxd2# 0-1

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.24"]
[Round "2"]
[White "Muhren, Yvette"]
[Black "Troostwijk, Miriam"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "41"]
[EventDate "2001.05.24"]
[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. Ng5 Qe7 5. Nxf7 Rg8 6. Nd6+ Qxd6 7. Bxg8 Nxg8 8. Nc3 Nf6 9. 0-0 Qe7 10. d3 d6 11. f4 Bg4 12. Qe1 Nd4 13. Rf2 exf4 14. Bxf4 0-0-0 15. Qe3 c5 16. h3 Bd7 17. Qg3 Qe6 18. Re1 d5 19. Bb8 Nb5 20. Nxb5 Qc6 21. Nxa7# 1-0

[Event "NED-ch U12 Girls"]
[Site "Rijswijk"]
[Date "2001.05.24"]
[Round "1"]
[White "Smeets, Emily"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "112"]
[EventDate "2001.05.24"]
[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. Nc3 Nf6 4. Bb5 d6 5. Bxc6+ bxc6 6. 0-0 Bg4 7. d3 h6 8. Be3 d5 9. Nxe5 Bxd1 10. Raxd1 c5 11. Nc6 Qd7 12. Ne5 Qd6 13. Bf4 Qe6 14. d4 cxd4 15. Rxd4 c6 16. Rfd1 Bd6 17. exd5 cxd5 18. Nxd5 Bxe5 19. Re1 Bxd4 20. Rxe6+ fxe6 21. Nc7+ Kf7 22. Nxa8 Rxa8 23. b3 Rc8 24. c4 g5 25. Bd2 Ke7 26. g3 Rd8 27. Ba5 Rd6 28. Bc7 Ra6 29. a4 Kd7 30. Bb8 Kc8 31. Bxa7 Rxa7 32. Kg2 Nd7 33. f4 gxf4 34. gxf4 Nc5 35. b4 Nxa4 36. Kf3 Nc3 37. Kg4 Ra4 38. f5 exf5+ 39. Kxf5 Rxb4 40. Kg6 Rxc4 41. Kxh6 Be5 42. h3 Rh4+ 43. Kg5 Rxh3 44. Kg4 Re3 45. Kf5 Re4 46. Ke6 Bd4+ 47. Kf5 Kd7 48. Kg6 Re5 49. Kf7 Re6 50. Kf8 Re7 51. Kg8 Ke6 52. Kf8 Kf6 53. Kg8 Rf7 54. Kh8 Kg6+ 55. Kg8 Bc5 56. Kh8 Rf8# 0-1

[Event "Brabant-ch U12"]
[Site "Kaatsheuvel"]
[Date "2000.12.30"]
[Round "7"]
[White "Van Eijk, Chantal"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "64"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bg5 Qe7 8. Bd3 h6 9. Bf4 Nxe4 10. 0-0 Nxc3 11. bxc3 Bxc3 12. Rb1 0-0 13. Bxc7 d6 14. Rb3 Qf6 15. Qe2 Bd7 16. Qe4 g6 17. Rb7 Rac8 18. Rxa7 Rfe8 19. Qc4 Bd4 20. Rb7 Re7 21. Bb6 c5 22. h3 Qg5 23. g4 Qf4 24. Kg2 Bc6+ 25. f3 Bxb7 26. Bxg6 d5 27. Qd3 fxg6 28. Qxg6+ Rg7 29. Qe6+ Kh7 30. Re1 Rc6 31. Qxd5 Qd2+ 32. Kf1 Qf2# 0-1

[Event "Brabant-ch U12"]
[Site "Kaatsheuvel"]
[Date "2000.12.29"]
[Round "5"]
[White "Van Goor, Aerent"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "20"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. Ng5 d5 5. exd5 Nd4 6. d6 Qxd6 7. Nxf7 Qc6 8. Nxh8 Qxg2 9. Rf1 Qe4+ 10. Be2 Nf3# 0-1

[Event "Brabant-ch U12"]
[Site "Kaatsheuvel"]
[Date "2000.12.28"]
[Round "4"]
[White "Muhren, Yvette"]
[Black "Geesing, Jonathan"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "77"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 d5 5. d3 Qd6 6. d4 Nc6 7. Nxc6 Qxc6 8. f3 Qg6 9. fxe4 Qxe4 10. Qxe4+ dxe4 11. Bc4 Bb4+ 12. c3 Bd6 13. 0-0 0-0 14. Be3 Re8 15. Bxf7+ Kf8 16. Bxe8+ Kxe8 17. Nd2 Bd7 18. Nxe4 Bb5 19. Nxd6+ cxd6 20. Rf5 Ba6 21. Re1 Kd7 22. Rf7+ Kc6 23. Rxg7 Rh8 24. b4 b5 25. Rxa7 Bb7 26. d5+ Kc7 27. Bd4 Rf8 28. Re7+ Kd8 29. Raxb7 Re8 30. Rxe8+ Kxe8 31. Kf2 Kd8 32. Kf3 Kc8 33. Rxh7 Kd8 34. Kf4 Ke8 35. Bb6 Kf8 36. Kf5 Kg8 37. Rb7 Kf8 38. Kf6 Ke8 39. h3 1-0

[Event "Brabant-ch U12"]
[Site "Kaatsheuvel"]
[Date "2000.12.28"]
[Round "3"]
[White "Timmermans, Koen"]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "66"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Bc4 Nxe4 7. Qd3 0-0 8. 0-0 Nxc3 9. bxc3 Bc5 10. Be3 Ne5 11. Qe2 d5 12. Bd3 Qf6 13. Qh5 h6 14. h3 Re8 15. Rfe1 Ng6 16. c4 Bxd4 17. Bxd4 Rxe1+ 18. Rxe1 Qxd4 19. cxd5 Kh7 20. Qf3 Qf6 21. Qg3 Bf5 22. Qxc7 Bxd3 23. cxd3 Rd8 24. Qxb7 Qc3 25. Rd1 Ne5 26. Qb5 Qd4 27. a4 Rxd5 28. Qa6 Nxd3 29. Qb7 Qxf2+ 30. Kh1 Nf4 31. Rg1 Rh5 32. Qd7 Qg3 33. a5 Nxh3 0-1

[Event "Brabant-ch U12"]
[Site "Kaatsheuvel"]
[Date "2000.12.27"]
[Round "1"]
[White "Muhren, Yvette"]
[Black "Slikboer, Bas"]
[Result "0-1"]
[ECO "C51"]
[PlyCount "106"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. b4 Bb6 5. b5 Na5 6. Nxe5 Qf6 7. Bxf7+ Kf8 8. d4 d6 9. Bxg8 dxe5 10. Bd5 Bxd4 11. Be3 Bxa1 12. Bc5+ Ke8 13. c3 c6 14. bxc6 Nxc6 15. 0-0 Be6 16. Qa4 Kf7 17. Bxc6 bxc6 18. Qa3 Bc4 19. Rd1 Rhd8 20. Rc1 Rab8 21. Qxa7+ Kg8 22. Be7 Qh6 23. Re1 Bxc3 24. Nxc3 Qd2 25. Qe3 Qxe3 26. fxe3 Rd7 27. Bc5 Rf7 28. Bd6 Re8 29. Rc1 Re6 30. Bb4 Ref6 31. h3 Rf1+ 32. Rxf1 Rxf1+ 33. Kh2 Re1 34. Bc5 Rc1 35. Bb4 Rc2 36. a4 Kf7 37. a5 c5 38. a6 Bxa6 39. Nd5 cxb4 40. Nxb4 Re2 41. Nxa6 Rxe3 42. Nc5 Rc3 43. Nd7 Re3 44. Nxe5+ Ke6 45. Nf3 Kf6 46. e5+ Kf5 47. Kg3 h6 48. Kh4 g6 49. Kg3 g5 50. Kf2 Kf4 51. g3+ Ke4 52. Nd2+ Kd3 53. Nf3 Re4 0-1

[Event "Brabant-ch U12"]
[Site "Kaatsheuvel"]
[Date "2000.12.27"]
[Round "2"]
[White "Van Hest, Ivo"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "85"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. Ng5 d5 5. exd5 Nd4 6. d6 Qxd6 7. Nxf7 Qc6 8. Nxh8 Qxg2 9. Rf1 Qe4+ 10. Qe2 Nxe2 11. Bxe2 Bg4 12. f3 Qxc2 13. Nc3 Qg6 14. Nxg6 Bh3 15. Rg1 Bc5 16. Rg3 hxg6 17. Rxh3 0-0-0 18. Rg3 Rh8 19. h3 a6 20. Bf1 Nd7 21. d3 Be7 22. Rxg6 Bh4+ 23. Ke2 Bf6 24. Bg5 Rg8 25. Bxf6 Nxf6 26. Ne4 Nd5 27. h4 Nf4+ 28. Kd2 Nxg6 29. Be2 Nxh4 30. Rh1 Nf5 31. Rg1 Nd4 32. Nf6 Rd8 33. Rxg7 Rd6 34. Ne4 Rc6 35. Bd1 Rb6 36. b3 a5 37. Nc5 Rb5 38. Ne4 a4 39. bxa4 Rb2+ 40. Kc3 Rxa2 41. Ng5 Rg2 42. f4 Nc6 43. f5 1-0

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.12"]
[Round "9"]
[White "Muhren, Yvette"]
[Black "Lagerweij, Linda"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "42"]
[EventDate "2000.08.07"]
[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. Bc4 h6 4. Nc3 Nf6 5. d3 Bb4 6. Bd2 Bxc3 7. Bxc3 d6 8. Qe2 Bd7 9. 0-0 0-0 10. Nd2 a6 11. Qf3 b5 12. Bd5 Rb8 13. Nb1 b4 14. Bd2 Nd4 15. Qd1 Nxd5 16. exd5 Qf6 17. c3 bxc3 18. bxc3 Nb5 19. Qh5 Qg6 20. Qf3 Bf5 21. a4 Na7 1/2-1/2

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.11"]
[Round "8"]
[White "Broekkamp, Wilco"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "75"]
[EventDate "2000.08.07"]
[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. Bc4 Nf6 4. Nc3 Bc5 5. d3 h6 6. Bb5 d6 7. 0-0 Bg4 8. h3 Bh5 9. Qe2 0-0 10. Be3 Bb6 11. Bxb6 axb6 12. Qe3 Bg6 13. d4 exd4 14. Nxd4 Nb4 15. a3 Na6 16. f3 Bh7 17. Bxa6 bxa6 18. a4 Re8 19. Nc6 Qd7 20. Nb4 a5 21. Nbd5 Nxd5 22. Nxd5 Rac8 23. Rac1 Qxa4 24. Qf4 Qd4+ 25. Kh1 Qxb2 26. Qg4 c6 27. Ne7+ Kf8 28. Nxc8 Kg8 29. Nxd6 Re6 30. Qf4 Qb4 31. Rfd1 Bg6 32. Qd2 Qc5 33. Qd4 Qxd4 34. Rxd4 Kh7 35. Nc4 f5 36. Rdd1 Rf6 37. Rb1 a4 38. Rxb6 1-0

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.11"]
[Round "7"]
[White "Muhren, Yvette"]
[Black "Koenig, Melanie"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "55"]
[EventDate "2000.08.07"]
[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 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bg4 8. h3 Bh5 9. g4 Bg6 10. Bxc6+ bxc6 11. Nxe5 Qd5 12. 0-0 Be4 13. f3 Qxe5 14. fxe4 Bd6 15. Qe2 Qg3+ 16. Qg2 Bc5+ 17. Kh1 Qe5 18. c3 0-0 19. d4 Bxd4 20. cxd4 Qxd4 21. Bf4 Rfc8 22. Rad1 Qa4 23. b3 Qa3 24. Qf2 h6 25. Be5 Qe7 26. Qf5 g6 27. Qf4 f6 28. Bxf6 1-0

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.10"]
[Round "6"]
[White "Van Dommelen, Susan"]
[Black "Muhren, Yvette"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "58"]
[EventDate "2000.08.07"]
[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. Bc4 Nf6 3. d3 d6 4. h3 Nc6 5. Bg5 Be7 6. Nf3 Be6 7. Bb3 0-0 8. 0-0 Na5 9. c4 h6 10. Bd2 Nc6 11. Nc3 Nh7 12. Nb5 a6 13. Nc3 Re8 14. Ba4 Bd7 15. Nd5 Bf6 16. Qb3 Rb8 17. a3 Ne7 18. Nxf6+ Nxf6 19. Bxd7 Qxd7 20. Qb4 Qe6 21. Be3 Nc6 22. Qb3 b5 23. Qc3 Nh5 24. cxb5 Ne7 25. bxa6 Qd7 26. b4 Ra8 27. a7 Nc6 28. b5 Nxa7 29. a4 Rab8 1/2-1/2

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.09"]
[Round "5"]
[White "Muhren, Yvette"]
[Black "Niesert, Monika"]
[Result "0-1"]
[ECO "C52"]
[PlyCount "46"]
[EventDate "2000.08.07"]
[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. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. Qb3 Qe7 8. Ng5 Nd8 9. Qb5+ c6 10. Qxa5 b6 11. Qa3 h6 12. Nf3 Nf6 13. Nbd2 Bg4 14. Bd3 Ne6 15. Qa4 0-0 16. Ba3 Nf4 17. Bc4 Nxg2+ 18. Kf1 Bh3 19. Ke2 exd4 20. cxd4 Nxe4 21. Kf1 Nh4+ 22. Kg1 Nxd2 23. Re1 Nhxf3# 0-1

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.09"]
[Round "4"]
[White "Tillema, Berend"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "97"]
[EventDate "2000.08.07"]
[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. Bc4 Nf6 4. Nc3 Bc5 5. d3 h6 6. 0-0 d6 7. h3 Be6 8. Bxe6 fxe6 9. Na4 Bb6 10. Nxb6 axb6 11. a3 0-0 12. Be3 Nh7 13. Qe2 Qf6 14. Rac1 Rf7 15. Nh2 Qg6 16. Qg4 Qxg4 17. Nxg4 Raf8 18. Bxh6 gxh6 19. Nxh6+ Kg7 20. Nxf7 Rxf7 21. c3 Kf8 22. f3 Rg7 23. f4 exf4 24. Rxf4+ Ke7 25. Rcf1 Ng5 26. Rg4 Ne5 27. Rg3 Ngf3+ 28. Rfxf3 Nxf3+ 29. Rxf3 c5 30. g4 Rg5 31. Kf2 Rg6 32. Kg3 Rf6 33. Rf4 Rxf4 34. Kxf4 Kf6 35. g5+ Kg6 36. Kg4 b5 37. b4 c4 38. d4 b6 39. h4 d5 40. e5 Kg7 41. h5 Kh7 42. g6+ Kh6 43. Kh4 Kg7 44. Kg5 Kg8 45. h6 Kh8 46. Kf6 Kg8 47. Kxe6 Kf8 48. h7 Kg7 49. Kxd5 1-0

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.08"]
[Round "2"]
[White "Barbe, Tom"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "55"]
[EventDate "2000.08.07"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nc6 6. e3 0-0 7. cxd5 exd5 8. Bd3 Bg4 9. h3 Be6 10. 0-0 Qd7 11. Kh2 Rfe8 12. Ne5 Qd6 13. f4 Nd7 14. Bxe7 Rxe7 15. Nxc6 Qxc6 16. Qc2 Nf6 17. Rae1 a6 18. e4 Rae8 19. e5 Nd7 20. f5 Qb6 21. fxe6 fxe6 22. Rf4 h6 23. Ref1 c5 24. Na4 Qc7 25. Nxc5 Nxc5 26. Bh7+ Kh8 27. Rf8+ Rxf8 28. Rxf8# 1-0

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.08"]
[Round "3"]
[White "Muhren, Yvette"]
[Black "Boersma, Rob"]
[Result "1-0"]
[ECO "C51"]
[PlyCount "39"]
[EventDate "2000.08.07"]
[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. Bc4 Bc5 4. b4 Bb6 5. b5 Na5 6. Nxe5 Nxc4 7. Nxc4 Bxf2+ 8. Kxf2 Qf6+ 9. Qf3 Qxa1 10. Nc3 a6 11. Na5 axb5 12. Nb3 Rxa2 13. Nxa1 Rxa1 14. Nxb5 c6 15. Nc7+ Ke7 16. Rf1 Ra2 17. Ba3+ d6 18. Ke2 Nf6 19. e5 Nd5 20. Bxd6+ 1-0

[Event "NED-ch U14 op"]
[Site "Hengelo"]
[Date "2000.08.07"]
[Round "1"]
[White "Muhren, Yvette"]
[Black "Akkerboom, Jacob"]
[Result "0-1"]
[ECO "C10"]
[PlyCount "56"]
[EventDate "2000.08.07"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Be2 Be7 7. 0-0 0-0 8. Be3 Bf5 9. Qd2 Re8 10. Rfe1 Bb4 11. a3 Ne4 12. Qd3 Ba5 13. b4 Nxb4 14. axb4 Bxb4 15. Nxe4 Bxe1 16. Nxe1 Bxe4 17. Qb3 b6 18. Bb5 Re6 19. Qc3 Qd6 20. f3 Bf5 21. g3 c6 22. Ba4 Rae8 23. Bf4 Qe7 24. Ng2 Bh3 25. Qd2 Re2 26. Qd3 Rxg2+ 27. Kh1 Qe1+ 28. Rxe1 Rxe1+ 0-1

[Event "NED-ch U14 Girls"]
[Site "Rijswijk"]
[Date "2000.??.??"]
[Round "?"]
[White "De Bie, Berdy"]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "21"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. dxc6 bxc4 7. 0-0 Nd5 8. Qf3 Qxg5 9. Qxd5 Bh3 10. g3 Bxf1 11. Qd7# 1-0

[Event "NED-ch U14 Girls"]
[Site "Rijswijk"]
[Date "2000.??.??"]
[Round "?"]
[White "De With, M."]
[Black "Muhren, Yvette"]
[Result "1-0"]
[ECO "D04"]
[PlyCount "101"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Nbd2 e6 5. Bd3 Bd6 6. c3 Nbd7 7. 0-0 0-0 8. Re1 Qe7 9. Qc2 Rfe8 10. Ng5 h6 11. Ngf3 Nb6 12. c4 Bb4 13. Ne5 Bh5 14. b3 Rad8 15. Bb2 Bxd2 16. Qxd2 Nfd7 17. Nxd7 Rxd7 18. c5 Nc8 19. a4 Qg5 20. Bf1 Bf3 21. g3 Ne7 22. Bg2 Qf6 23. Bxf3 Qxf3 24. Qe2 Qxe2 25. Rxe2 Nc6 26. Rd1 b6 27. Ba3 f5 28. f4 Rf8 29. Kg2 Rf6 30. b4 g5 31. b5 Nd8 32. cxb6 cxb6 33. Rc1 Kf7 34. Bb4 Ke8 35. a5 Nb7 36. axb6 axb6 37. Rc6 Kd8 38. Rxb6 Kc7 39. Rc6+ Kb8 40. Be1 Nd6 41. Rb2 Kb7 42. Rc1 Kb6 43. Rcb1 Nc4 44. Rb3 Rf8 45. Kf2 Rc8 46. Ke2 Rdc7 47. Ra1 Nd6 48. Ba5+ Kb7 49. Bxc7 Rxc7 50. b6 Rc6 51. Ra7+ 1-0

[Event "NED-ch U14 Girls"]
[Site "Rijswijk"]
[Date "2000.??.??"]
[Round "?"]
[White "Kroondijk, E."]
[Black "Muhren, Yvette"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "124"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd2 Nxd4 7. a3 Bxc3 8. Bxc3 Nc6 9. Bb5 Nxe4 10. Qe2 Qe7 11. Bxc6 bxc6 12. 0-0-0 Nxc3 13. Qxe7+ Kxe7 14. bxc3 Re8 15. Rhe1+ Kf8 16. Rxe8+ Kxe8 17. Rd4 Ba6 18. Rh4 h6 19. g4 Ke7 20. f4 Re8 21. g5 hxg5 22. fxg5 Ke6 23. Re4+ Kf5 24. Rxe8 Kxg5 25. Re7 g6 26. Rxd7 f5 27. Rxc7 Bb5 28. Kd2 f4 29. Ke1 Kf6 30. Kf2 g5 31. Kf3 Kf5 32. h3 Bf1 33. h4 gxh4 34. Rf7+ Kg5 35. Rxf4 h3 36. Kg3 Bg2 37. Rf2 Kh5 38. Rf7 a5 39. Rc7 Kg5 40. Rxc6 Bxc6 41. Kxh3 Kf4 42. Kh4 Ke3 43. Kg5 Kd2 44. c4 Kxc2 45. c5 Kc3 46. Kf6 Kc4 47. Ke6 Kxc5 48. Ke7 Kc4 49. Kf8 Kb3 50. Kg8 Kxa3 51. Kf8 a4 52. Kg8 Kb2 53. Kh8 a3 54. Kg8 a2 55. Kh8 a1Q 56. Kg8 Qg1+ 57. Kh8 Qg5 58. Kh7 Kc3 59. Kh8 Kd4 60. Kh7 Ke5 61. Kh8 Kf6 62. Kh7 Qg7# 0-1

[Event "NED-ch U14 Girls"]
[Site "Rijswijk"]
[Date "2000.??.??"]
[Round "?"]
[White "Muhren, Yvette"]
[Black "De Klerk, D."]
[Result "0-1"]
[ECO "C50"]
[PlyCount "28"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 Nd4 6. Bg5 d6 7. Nd5 Bg4 8. Nxf6+ gxf6 9. Bh6 Qd7 10. Rg1 Rg8 11. c3 Bxf3 12. Qd2 Nc6 13. Qc2 Rxg2 14. Rc1 0-0-0 0-1

[Event "NED-ch U14 Girls"]
[Site "Rijswijk"]
[Date "2000.??.??"]
[Round "?"]
[White "Muhren, Yvette"]
[Black "Dekker, Dienke"]
[Result "1-0"]
[ECO "C51"]
[PlyCount "71"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Nxb4 5. Nxe5 d6 6. Nxf7 Qe7 7. Nxh8 Qxe4+ 8. Qe2 Qxe2+ 9. Kxe2 Nxc2 10. Bxg8 Nxa1 11. Kd1 Bd7 12. Bf7+ Kd8 13. Bb2 Ba4+ 14. Kc1 Nc2 15. Bxg7 Kd7 16. Nc3 Ba3+ 17. Kd1 Bc6 18. Kxc2 Bxg2 19. Re1 Bc5 20. Be6+ Kc6 21. Re2 Re8 22. Bd5+ Bxd5 23. Rxe8 a5 24. Nxd5 Kxd5 25. f3 b5 26. Nf7 Kc4 27. d3+ Kb4 28. Re4+ Ka3 29. Kb1 b4 30. Bb2+ Ka4 31. f4 d5 32. Re8 d4 33. f5 c6 34. f6 b3 35. Rb8 Ba3 36. axb3# 1-0

