[Event "Dieren Zesrondig-2"]
[Site "Dieren"]
[Date "2013.07.27"]
[Round "6"]
[White "Mostertman, Olav"]
[Black "Fokke, John"]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "1638"]
[BlackElo "1503"]
[PlyCount "83"]
[EventDate "2013.07.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bb5 Bc5 5. d3 0-0 6. Bxc6 dxc6 7. Bg5 Re8 8. Qd2 Bd6 9. 0-0 Bg4 10. Qe3 Qe7 11. Nd2 b5 12. Kh1 Bd7 13. Ne2 Ng4 14. Bxe7 Nxe3 15. fxe3 Rxe7 16. Nb3 c5 17. Nd2 Rf8 18. b3 f6 19. Ng3 g6 20. Rf2 Ref7 21. Raf1 a5 22. h3 Kg7 23. Kh2 Be6 24. Rb1 f5 25. exf5 Bxf5 26. Nxf5+ Rxf5 27. Rxf5 Rxf5 28. Rf1 Rxf1 29. Nxf1 Kf7 30. Kg1 Ke6 31. Nd2 h6 32. e4 Kf6 33. a4 c6 34. Nb1 b4 35. Nd2 Ke6 36. h4 Kf6 37. Nc4 Bc7 38. g4 Ke6 39. Kf2 Bd8 40. g5 hxg5 41. hxg5 Bc7 42. Kg3 1/2-1/2

[Event "Dieren Zesrondig-2"]
[Site "Dieren"]
[Date "2013.07.26"]
[Round "5"]
[White "Barteling, Jan"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "B71"]
[WhiteElo "1727"]
[BlackElo "1638"]
[PlyCount "66"]
[EventDate "2013.07.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Bg7 7. e5 dxe5 8. fxe5 Nd5 9. Bb5+ Kf8 10. Nf3 e6 11. Bg5 Qa5 12. 0-0 Bd7 13. Nxd5 Bxb5 14. b4 Qa4 15. Nc7 Nd7 16. Nxa8 Bxf1 17. Qd6+ Kg8 18. Rxf1 h6 19. Be3 Kh7 20. Nc7 a6 21. Rd1 Nb8 22. Nxe6 fxe6 23. Nd4 Qxa2 24. Nxe6 Nc6 25. Qd7 Rg8 26. Bf4 Qxc2 27. Rd2 Qe4 28. h3 Nxe5 29. Rd4 Qe1+ 30. Kh2 Nf3+ 31. gxf3 Qf2+ 32. Kh1 Qf1+ 33. Kh2 Qf2+ 1/2-1/2

[Event "Dieren Zesrondig-2"]
[Site "Dieren"]
[Date "2013.07.25"]
[Round "4"]
[White "Van Dijk, Luc"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1730"]
[BlackElo "1638"]
[PlyCount "55"]
[EventDate "2013.07.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 Nc6 3. Nc3 e5 4. g3 b6 5. Bg2 Rb8 6. 0-0 Be7 7. d4 exd4 8. Nxd4 Nxd4 9. Qxd4 0-0 10. e4 d6 11. h3 a6 12. b3 Nd7 13. Bb2 Bf6 14. Qd2 Bb7 15. Rad1 Re8 16. Rfe1 Nc5 17. Qc2 Re6 18. b4 Nd7 19. f4 Qe8 20. f5 Re7 21. Re2 Be5 22. Kh2 Nf6 23. Bf3 Bxe4 24. Bxe4 Bxc3 25. Bxc3 Rxe4 26. Rde1 Rxe2+ 27. Rxe2 Qc6 28. Bxf6 1/2-1/2

[Event "Dieren Zesrondig-2"]
[Site "Dieren"]
[Date "2013.07.24"]
[Round "3"]
[White "Mostertman, Olav"]
[Black "Van Prinsenbeek, Alex"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1638"]
[BlackElo "1695"]
[PlyCount "45"]
[EventDate "2013.07.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Bg5 d6 7. h3 Bd7 8. Nc3 Na5 9. Nd5 Nxc4 10. dxc4 Be6 11. Qd3 Kh8 12. Nd2 Rg8 13. Kh2 a6 14. f4 c6 15. fxe5 Ng4+ 16. hxg4 Qxg5 17. Nf3 Qh6+ 18. Kg3 cxd5 19. exd5 Bd7 20. Rh1 Qg6 21. Qxg6 fxg6 22. Rxh7+ Kxh7 23. Rh1# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.15"]
[Round "9"]
[White "Beerdsen, Thomas"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1956"]
[PlyCount "57"]
[EventDate "2010.05.13"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rb8 11. h4 Na5 12. Bb3 b5 13. Kb1 Nc4 14. Bxc4 bxc4 15. Ka1 h5 16. Nde2 Qc7 17. Bh6 Rfc8 18. Bxg7 Kxg7 19. Nf4 Bc6 20. g4 Qb6 21. Rb1 Qa5 22. gxh5 Nxh5 23. Nxh5+ Qxh5 24. f4 Rh8 25. Qd4+ Kh7 26. Qxc4 Be8 27. Qc7 Ra8 28. Qxe7 Kg7 29. Qxd6 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.15"]
[Round "7"]
[White "Dijkhuis, Tycho"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "B76"]
[PlyCount "48"]
[EventDate "2010.05.13"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. g4 Rfc8 13. h4 Qa5 14. Nd5 Qxd2 15. Nxf6+ Bxf6 16. Rxd2 Bxd4 17. Rxd4 Rc5 18. Bd3 Rac8 19. Rb4 R8c7 20. Rd1 Kg7 21. g5 h6 22. f4 hxg5 23. hxg5 Bc4 24. c3 b6 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.15"]
[Round "8"]
[White "Mostertman, Olav"]
[Black "Gerlagh, Joris"]
[Result "1-0"]
[ECO "B45"]
[PlyCount "53"]
[EventDate "2010.05.13"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Bb4 7. Nxc6 bxc6 8. Qd3 d5 9. a3 Ba5 10. b4 Bc7 11. f4 e5 12. 0-0 d4 13. Na4 a5 14. fxe5 Bxe5 15. Bf4 Ba6 16. c4 Bxf4 17. Rxf4 axb4 18. axb4 Qd6 19. Rf5 Bc8 20. c5 Qe7 21. Rf4 Qe5 22. g3 Ba6 23. Qd1 Bxe2 24. Qxe2 d3 25. Qd1 d2 26. Ra2 Qd4+ 27. Kg2 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.14"]
[Round "6"]
[White "Mostertman, Olav"]
[Black "De Feijter, Bas"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "51"]
[EventDate "2010.05.13"]
[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. f4 d6 3. Nf3 Nc6 4. Bc4 Nf6 5. Nc3 Bg4 6. 0-0 Nd4 7. fxe5 dxe5 8. Bxf7+ Kxf7 9. Nxe5+ Ke8 10. Nxg4 Be7 11. Nxf6+ Bxf6 12. d3 Qd6 13. Bf4 Qb6 14. Nd5 Qc5 15. Qh5+ Kd8 16. Bxc7+ Kc8 17. Qg4+ Nf5+ 18. Kh1 g6 19. Rxf5 b6 20. Rxf6+ Kb7 21. Qd7 Ka6 22. Rf7 Qa5 23. a4 Qc5 24. Bd6 Rad8 25. Qb7+ Ka5 26. b4+ 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.14"]
[Round "4"]
[White "Mostertman, Olav"]
[Black "Haver, Sjoerd"]
[Result "0-1"]
[ECO "C58"]
[PlyCount "65"]
[EventDate "2010.05.13"]
[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 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Bd6 8. d4 0-0 9. dxe5 Bxe5 10. 0-0 Qe8 11. Bd3 Nxd5 12. Nxh7 Bxh2+ 13. Kxh2 Qxe2 14. Bxe2 Kxh7 15. Bf3 Bc6 16. Bd2 Nc4 17. Be4+ Kg8 18. Bd3 Nxb2 19. Be2 Na4 20. Na3 Nc5 21. Nb5 Ne4 22. Bc1 Rfe8 23. Bf3 Nef6 24. c4 Bxb5 25. cxb5 Rab8 26. Bb2 Re6 27. Rac1 Rb6 28. Bxf6 Nxf6 29. Rxc7 Rxb5 30. Rfc1 a6 31. Re7 Rb2 32. Rcc7 Ne8 33. Rxf7 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.14"]
[Round "5"]
[White "Wang, Yang"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "132"]
[EventDate "2010.05.13"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 0-0 8. 0-0-0 Nc6 9. f3 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Qc4 Qb7 15. Qb3 Qc7 16. Bc4 Rb8 17. Bb5 a6 18. Qc4 Qe5 19. Bd4 Qxb5 20. Qxb5 axb5 21. Bc5 Bf6 22. Rhe1 Be6 23. Kb1 Rfd8 24. c3 Kf8 25. Bd4 Bf5+ 26. Ka1 Bxd4 27. cxd4 Rbc8 28. Re2 Rc4 29. d5 Rdc8 30. b3 Rc2 31. Rdd2 Rxd2 32. Rxd2 Rc2 33. Rxc2 Bxc2 34. Kb2 Bf5 35. Kc3 e6 36. d6 Ke8 37. Kd4 f6 38. Kc5 Kd7 39. a3 Bc2 40. b4 Bd3 41. g3 h5 42. h3 g5 43. Kd4 Bc4 44. Kc5 f5 45. h4 gxh4 46. gxh4 f4 47. Kd4 Kxd6 48. Ke4 e5 49. Kf5 Kd5 50. Kg5 Kd4 51. Kxh5 e4 52. fxe4 f3 53. Kg6 f2 54. h5 f1Q 55. h6 Bd3 56. Kg7 Bxe4 57. a4 bxa4 58. b5 a3 59. b6 a2 60. b7 Bxb7 61. h7 Kd3 62. h8B a1B+ 63. Kg8 Bd5+ 64. Kh7 Qf5+ 65. Kh6 Bf7 66. Bxa1 Qg6# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.13"]
[Round "3"]
[White "Cvetkovic, Dane"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B70"]
[PlyCount "68"]
[EventDate "2010.05.13"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 0-0 8. 0-0 Nc6 9. Be3 Ng4 10. Nxc6 bxc6 11. Bd2 Ne5 12. Qe2 Bg4 13. f3 Be6 14. Rfe1 Nc4 15. Reb1 Qb6+ 16. Kh1 Qd4 17. Bf4 Nxb2 18. Rxb2 Qxc3 19. Rab1 Bc4 20. Qf2 Bd4 21. Qd2 Qxd2 22. Bxd2 Bxb2 23. Rxb2 Rab8 24. Rxb8 Rxb8 25. h4 Rb2 26. Be3 Rxc2 27. Bxa7 Rxa2 28. Bd4 c5 29. Bc3 d5 30. exd5 Bxd5 31. Be5 c4 32. Bc3 Ra3 33. Bb2 Rb3 34. Bd4 c3 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.13"]
[Round "2"]
[White "Mostertman, Olav"]
[Black "Van Foreest, Jorden"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "64"]
[EventDate "2010.05.13"]
[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 c6 2. d4 g6 3. Bf4 Bg7 4. Nc3 d5 5. e5 h5 6. Be2 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. Nf3 Ne7 10. h3 Nd7 11. Bg5 Qc7 12. 0-0-0 a6 13. g4 c5 14. Rde1 cxd4 15. Qxd4 hxg4 16. hxg4 Rxh1 17. Rxh1 Nxe5 18. Nxe5 Qxe5 19. Qa4+ b5 20. Qf4 Qxf4+ 21. Bxf4 e5 22. Bg5 f6 23. Bh6 Bxh6+ 24. Rxh6 Kf7 25. Kd2 Rc8 26. b4 Rc4 27. f3 Kg7 28. Rh1 Rxb4 29. Re1 d4 30. Nd1 Ra4 31. g5 Nd5 32. gxf6+ Kxf6 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2010.05.13"]
[Round "1"]
[White "Van Eek, Simon"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "84"]
[EventDate "2010.05.13"]
[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 c5 2. Nc3 d6 3. f4 Nc6 4. Bb5 g6 5. Nf3 Bg7 6. 0-0 Nf6 7. Bxc6+ bxc6 8. Qe1 0-0 9. d3 Rb8 10. Qh4 Qd7 11. h3 Qc7 12. f5 d5 13. Bh6 Rxb2 14. Bxg7 Kxg7 15. fxg6 hxg6 16. Ng5 Rh8 17. Qf2 Qe5 18. Qd2 dxe4 19. dxe4 Qd4+ 20. Qxd4 cxd4 21. Ne2 d3 22. Nd4 c5 23. Nc6 Rh5 24. Nf3 dxc2 25. Rfe1 Nxe4 26. Rac1 Nc3 27. Rf1 Rd5 28. Nxe7 Rd1 29. Rxc2 Rxf1+ 30. Kxf1 Ba6+ 31. Kg1 Rxc2 32. Nc6 Rxa2 33. Nxa7 Bb7 34. Nc6 Bxc6 35. Ne5 Bxg2 36. Nd7 Bxh3 37. Nxc5 Bf5 38. Kf1 g5 39. Kg1 Kf6 40. Kf1 Ke5 41. Nb3 Kf4 42. Nd4 g4 0-1

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.05"]
[Round "8"]
[White "Mostertman, Olav"]
[Black "Keetman, Maaike"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "1441"]
[BlackElo "1444"]
[PlyCount "42"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. c4 e6 12. Bf4 Bb4+ 13. Bd2 Bxd2+ 14. Qxd2 0-0 15. 0-0-0 Nb6 16. Qd3 Qd6 17. c5 Qf4+ 18. Qd2 Qxd2+ 19. Nxd2 Nbd5 20. Nde4 b6 21. Nxf6+ Nxf6 1/2-1/2

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "2"]
[White "Beerdsen, Thomas"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1667"]
[BlackElo "1441"]
[PlyCount "61"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rb8 11. Bb3 Na5 12. Kb1 b5 13. Bh6 Nc4 14. Bxc4 bxc4 15. Ka1 Qb6 16. b3 Bxh6 17. Qxh6 cxb3 18. Nxb3 Rfc8 19. Rd3 Qb4 20. Qe3 Bb5 21. Nxb5 Qxb5 22. Qd2 a5 23. c3 Nd7 24. h4 Nc5 25. Nxc5 Rxc5 26. g4 h5 27. Rd5 Rxd5 28. exd5 Kh7 29. gxh5 gxh5 30. Qc2+ Kg7 31. Rg1+ 1-0

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "4"]
[White "Bok, Gidius"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1479"]
[BlackElo "1441"]
[PlyCount "81"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. 0-0 0-0 10. h3 Nc6 11. f4 Qc7 12. Nf3 Rfd8 13. Qe2 Na5 14. e5 dxe5 15. fxe5 Nd5 16. Nb5 Qc4 17. Qxc4 Nxc4 18. Bd4 Nf4 19. b3 Ne2+ 20. Kf2 Nxd4 21. Nbxd4 Nxe5 22. Rae1 Nxf3 23. Nxf3 e6 24. Kg3 Rac8 25. Re2 h6 26. c4 Rd7 27. Kf4 Rcd8 28. g4 Rd1 29. Rxd1 Rxd1 30. g5 h5 31. Ne5 Bxe5+ 32. Rxe5 Rd3 33. Re3 Rxe3 34. Kxe3 Kf8 35. Kd4 Ke7 36. Ke5 f6+ 37. gxf6+ Kf7 38. h4 g5 39. hxg5 h4 40. Kf4 e5+ 41. Kg4 1-0

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "9"]
[White "Braggaar, Wessel"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "1581"]
[BlackElo "1441"]
[PlyCount "50"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. 0-0-0 Rb8 11. Bb3 Na5 12. h4 b5 13. Kb1 Nc4 14. Bxc4 bxc4 15. Ka1 a5 16. Bh6 Qb6 17. b3 a4 18. h5 axb3 19. cxb3 cxb3 20. Nxb3 Bxh6 21. Qxh6 Be6 22. Nd5 Bxd5 23. exd5 Qb4 24. Rc1 Rfc8 25. hxg6 fxg6 1/2-1/2

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "7"]
[White "Mostertman, Olav"]
[Black "Damen, Jip"]
[Result "1/2-1/2"]
[ECO "C34"]
[WhiteElo "1441"]
[BlackElo "1488"]
[PlyCount "25"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 Bc5 5. d4 Bb6 6. 0-0 d6 7. Bxf4 Nf6 8. Nc3 Bg4 9. Be3 0-0 10. Qd3 h6 11. a3 Re8 12. Bb5 a6 13. Ba4 1/2-1/2

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "5"]
[White "Mostertman, Olav"]
[Black "Haver, Sjoerd"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1441"]
[BlackElo "1394"]
[PlyCount "19"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Bc4 Nf6 5. Nc3 Nxe4 6. Nxe4 Bb4 7. Bb3 Nc6 8. c3 Bg4 9. Bxf7+ Kxf7 10. Nfg5+ 1-0

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "1"]
[White "Mostertman, Olav"]
[Black "Laane, Florian"]
[Result "1-0"]
[ECO "C35"]
[WhiteElo "1441"]
[BlackElo "951"]
[PlyCount "49"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. Kf1 d6 6. d4 Bg4 7. Bxf4 Nf6 8. Nc3 0-0 9. g3 Bxg3 10. hxg3 Re8 11. Bg5 h6 12. Bxf6 Qxf6 13. Kg2 Nc6 14. Rf1 Nxd4 15. Nxd4 Bxd1 16. Rxf6 gxf6 17. Rxd1 c5 18. Nf5 Rad8 19. Nxh6+ Kg7 20. Nxf7 Rd7 21. Nxd6 Red8 22. Nf5+ Kf8 23. Rh1 Rd2+ 24. Kf3 Ke8 25. Be6 1-0

[Event "Enschede op-D U14"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "6"]
[White "Polak, Alexander"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1544"]
[BlackElo "1441"]
[PlyCount "80"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. e3 d6 5. cxb5 a6 6. bxa6 Bxa6 7. Bxa6 Rxa6 8. Nf3 g6 9. Nc3 Bg7 10. 0-0 0-0 11. Qc2 Nbd7 12. e4 Ng4 13. h3 Nge5 14. Nxe5 Nxe5 15. f4 Nd7 16. b3 Qb6 17. Kh1 Rfa8 18. Bb2 Rb8 19. Na4 Qb4 20. Bxg7 Kxg7 21. Qc3+ Nf6 22. Qxb4 Rxb4 23. Nc3 Nxe4 24. Nxe4 Rxe4 25. Kh2 Rd4 26. Kg3 Rxd5 27. Rfe1 Kf6 28. Re2 Rd3+ 29. Kf2 Rxb3 30. Rxe7 Rb2+ 31. Re2 Rxe2+ 32. Kxe2 Ra3 33. Kf1 Kf5 34. Rd1 Ke6 35. Rd2 d5 36. Re2+ Kd6 37. Kf2 c4 38. h4 c3 39. Rc2 Kc5 40. Ke3 Kc4 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.23"]
[Round "9"]
[White "Casteleijn, Robert"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B27"]
[PlyCount "73"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 g6 4. d4 cxd4 5. cxd4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 Ng4 9. 0-0 Nxe3 10. fxe3 Nc6 11. a3 f5 12. Bc4+ Kh8 13. Ng5 Qe8 14. Nd5 Qd8 15. h4 h6 16. Nh3 fxe4 17. Nhf4 Kh7 18. h5 g5 19. Ng6 Rxf1+ 20. Qxf1 Bg4 21. Qf7 Qg8 22. Qxg8+ Rxg8 23. Ngxe7 Nxe7 24. Nxe7 Re8 25. Nd5 Bxh5 26. Nc3 Bg6 27. Nb5 Rd8 28. Nxa7 d5 29. Bb3 Be8 30. Rc1 Ra8 31. Nc8 Bf7 32. Nd6 Bg8 33. Rc7 b6 34. Nf5 Kh8 35. Nxg7 Ra5 36. Nh5 Rb5 37. Rc3 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.23"]
[Round "7"]
[White "Hillenkamp, Melchior"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "62"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. d4 cxd4 5. Qxd4 Nf6 6. Bg5 Bg7 7. Qd2 0-0 8. Bc4 Nc6 9. 0-0 Bg4 10. Qe3 Bxf3 11. Qxf3 Ne5 12. Qe2 Nxc4 13. Qxc4 Rc8 14. Qd3 Qb6 15. Rab1 Rfe8 16. Rfd1 Nd7 17. Nd5 Qd8 18. f4 Nb6 19. c3 Nxd5 20. Qxd5 Qb6+ 21. Kh1 Rc5 22. Qd3 Qc6 23. Rbc1 Qd7 24. Qe3 Qb5 25. b4 Rcc8 26. Rd5 Qc4 27. Rd2 Qxb4 28. Qxa7 Rxc3 29. Rdd1 Rxc1 30. Rxc1 h6 31. Bh4 Bd4 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.23"]
[Round "8"]
[White "Mostertman, Olav"]
[Black "Van den Bergh, Dennis"]
[Result "1-0"]
[ECO "B45"]
[PlyCount "31"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Bb4 7. Ndb5 Qe7 8. Nc7+ Kd8 9. Nxa8 b6 10. f4 h6 11. Bh4 Qc5 12. Qd2 Bb7 13. 0-0-0 g5 14. fxg5 Bxc3 15. bxc3 Nxe4 16. Qxd7# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.22"]
[Round "6"]
[White "Maessen, Roy"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "47"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. c4 0-0 5. Be2 c5 6. Nc3 cxd4 7. exd4 d5 8. 0-0 Nc6 9. Bf4 Bg4 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. Be3 Rfd8 13. h3 Bf5 14. Rc1 Nxd4 15. Bc4 Nxf3+ 16. gxf3 Qxd1 17. Rfxd1 b6 18. Bd5 Rac8 19. Rxc8 Rxc8 20. Bb7 Rc2 21. Rd8+ Bf8 22. Bh6 Rc1+ 23. Kh2 Bxh3 24. Rxf8# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.22"]
[Round "5"]
[White "Mostertman, Olav"]
[Black "Riemens, Noud"]
[Result "0-1"]
[ECO "C34"]
[PlyCount "116"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nd5 5. d4 d6 6. Bc4 Nb6 7. Bb3 Bg4 8. 0-0 Be7 9. Bxf4 0-0 10. Qd2 Be6 11. Nc3 d5 12. Bg5 Qd7 13. Qe2 a6 14. Nd1 Bg4 15. Bxe7 Qxe7 16. Ne3 Be6 17. c3 Nc6 18. Bc2 f6 19. Nf5 Bxf5 20. Bxf5 fxe5 21. Nxe5 Nxe5 22. dxe5 Nd7 23. Bxd7 Qxd7 24. Rf2 Rxf2 25. Qxf2 Qe7 26. Rf1 Rf8 27. Qe3 Rxf1+ 28. Kxf1 Qf7+ 29. Qf3 c6 30. a3 g5 31. h3 Qxf3+ 32. gxf3 Kf7 33. h4 Ke6 34. hxg5 Kxe5 35. g6 hxg6 36. Kg2 Kf4 37. Kf2 g5 38. Kg2 g4 39. fxg4 Kxg4 40. Kf2 Kf4 41. Ke2 Ke4 42. Kd2 c5 43. b3 d4 44. c4 b6 45. b4 a5 46. bxa5 bxa5 47. a4 d3 48. Ke1 Kd4 49. Kf2 Kc3 50. Ke1 Kc2 51. Kf2 d2 52. Kg3 d1Q 53. Kf2 Kd3 54. Kg3 Qf1 55. Kg4 Ke3 56. Kg3 Qg1+ 57. Kh3 Kf4 58. Kh4 Qh2# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.22"]
[Round "4"]
[White "Van Trijp, Robin"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "A16"]
[PlyCount "107"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 0-0 5. Nf3 d6 6. 0-0 Bf5 7. d3 Qc8 8. e3 Bh3 9. Ne2 Bxg2 10. Kxg2 c5 11. Nf4 Nc6 12. Bd2 a6 13. Bc3 b5 14. Bxf6 exf6 15. Nd5 Qb7 16. b3 f5 17. Rb1 b4 18. Kg1 Ne7 19. e4 fxe4 20. dxe4 Nxd5 21. Qxd5 Qxd5 22. exd5 Rfe8 23. Rfe1 a5 24. Rxe8+ Rxe8 25. Re1 Rxe1+ 26. Nxe1 Bf6 27. f4 Kf8 28. Kg2 Ke7 29. Kf3 Bg7 30. Nd3 Kd7 31. Nf2 Ke7 32. Ne4 h6 33. g4 Kd7 34. h4 f6 35. Ng3 Kc7 36. Ke4 Kd7 37. h5 g5 38. fxg5 fxg5 39. Kf5 Ke8 40. Ke6 Be5 41. Nf5 Kd8 42. Nxd6 Bxd6 43. Kxd6 a4 44. bxa4 b3 45. axb3 Kc8 46. Ke7 Kc7 47. d6+ Kb7 48. d7 Kc6 49. d8Q Kb7 50. Qd6 Kc8 51. Qd7+ Kb8 52. a5 Ka8 53. a6 Kb8 54. Qb7# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.21"]
[Round "1"]
[White "De Vries, Lucas"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "70"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bb5 g6 7. 0-0 Bg7 8. Bd2 Nf6 9. Re1 0-0 10. Qc1 Re8 11. Bh6 Bh8 12. Bc4 Ng4 13. Bg5 Nge5 14. Nxe5 Nxe5 15. Bb5 Bd7 16. Qc2 Rc8 17. Bxd7 Qxd7 18. Be3 b6 19. Bd4 Nf3+ 20. gxf3 Bxd4 21. Rad1 Be5 22. Qd2 Qh3 23. f4 Bxc3 24. bxc3 Qxc3 25. Qxc3 Rxc3 26. Rc1 Rec8 27. Rxc3 Rxc3 28. f5 Rc2 29. e5 d5 30. f6 e6 31. Ra1 Kf8 32. Kf1 Ke8 33. Ke1 Kd7 34. h3 h5 35. f3 Rh2 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.21"]
[Round "3"]
[White "Mostertman, Olav"]
[Black "Bekkink, Sereyo"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "50"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Bg4 5. 0-0 Nf6 6. Nc3 Be7 7. f5 0-0 8. h3 Bxf3 9. Rxf3 Nd4 10. Rf1 c6 11. d3 d5 12. Bb3 h6 13. Qe1 b5 14. Kh1 a5 15. a3 a4 16. Ba2 Nxc2 17. Qh4 Nxa1 18. Bxh6 gxh6 19. Qxh6 Nh7 20. Rf3 Bg5 21. Rg3 Kh8 22. Qh5 d4 23. Ne2 Qf6 24. h4 Bxh4 25. Rh3 Qg5 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2009.05.21"]
[Round "2"]
[White "Mostertman, Olav"]
[Black "Stolwijk, Colin"]
[Result "1-0"]
[ECO "B19"]
[PlyCount "79"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Bb4 13. c3 Be7 14. c4 Qc7 15. 0-0-0 Rd8 16. Qc2 Ngf6 17. Ne4 c5 18. dxc5 Nxc5 19. Nxc5 Bxc5 20. Bc3 Qf4+ 21. Kb1 Rxd1+ 22. Rxd1 Qxc4 23. Rd8+ Kxd8 24. Bxf6+ gxf6 25. Qxc4 Bxf2 26. Qf4 Ke7 27. Qc7+ Kf8 28. Qxb7 Rg8 29. Nd2 Be3 30. Nc4 Bf4 31. Qa8+ Kg7 32. Qxa7 Rc8 33. b3 Rd8 34. Kc2 Rd5 35. g4 Rg5 36. Qg1 f5 37. Qd4+ e5 38. Nxe5 Bxe5 39. Qxe5+ Kh7 40. Qxf5+ 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.03"]
[Round "8"]
[White "Moers, Lennard"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "1386"]
[BlackElo "1164"]
[PlyCount "50"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Bc4 Nc6 9. 0-0 Bd7 10. Qd2 Rc8 11. Bb3 Re8 12. Rad1 Ne5 13. Qe2 Nc6 14. Rd2 Na5 15. Rfd1 Nxb3 16. Nxb3 b6 17. Bd4 Be6 18. e5 Nd5 19. Nxd5 Bxd5 20. exd6 exd6 21. Qf2 Bh6 22. Re2 Rxe2 23. Qxe2 Bc4 24. Qe4 Qd7 25. Re1 Be6 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.03"]
[Round "7"]
[White "Mostertman, Olav"]
[Black "Bekker, Michael"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1164"]
[BlackElo "1099"]
[PlyCount "107"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 e5 7. Nxe5 Nxe5 8. dxe5 Qxd1+ 9. Kxd1 Be6 10. Bxe6 fxe6 11. Ke2 0-0-0 12. Nc3 Nc4 13. b3 Nxe5 14. Bf4 Bd6 15. Rad1 Rhf8 16. Bg3 Rf5 17. Rhe1 Bb4 18. Rxd8+ Kxd8 19. Rd1+ Kc8 20. Nb5 Bc5 21. Bh4 g5 22. Bg3 h5 23. h4 g4 24. Rf1 a6 25. Nc3 Bb4 26. Ne4 Nc6 27. f3 gxf3+ 28. gxf3 Nd4+ 29. Ke3 Nxc2+ 30. Kd3 Na3 31. Ng5 Rd5+ 32. Ke4 Kd7 33. Rc1 Nb5 34. a4 Rd4+ 35. Ke5 Bd6+ 36. Kf6 Bxg3 37. axb5 axb5 38. Nxe6 Bxh4+ 39. Kf7 Rf4+ 40. Nxf4 Bg5 41. Rd1+ Kc8 42. Nxh5 c5 43. f4 Bh4 44. f5 c4 45. Rc1 Bf2 46. bxc4 b4 47. Rb1 Bc5 48. Nf6 Kd8 49. Nd5 Kd7 50. Nxb4 Bxb4 51. Rxb4 Kc6 52. Rxb7 Kxb7 53. Ke7 Kc6 54. f6 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.03"]
[Round "9"]
[White "Mostertman, Olav"]
[Black "Haver, Daan"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1164"]
[BlackElo "1387"]
[PlyCount "170"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Bg4 5. Bxf7+ Kxf7 6. Ng5+ Ke8 7. Qxg4 Nf6 8. Qe6+ Qe7 9. Qxe7+ Bxe7 10. Nc3 Nd4 11. Kd1 Ng4 12. Nh3 exf4 13. Nd5 Ne6 14. d3 Rf8 15. c3 c6 16. Nxe7 Kxe7 17. Ke2 Rf7 18. Bd2 Raf8 19. Raf1 Ne5 20. Ng1 g5 21. Nf3 g4 22. Nxe5 dxe5 23. Kd1 Rf6 24. Be1 Ke8 25. Bh4 Rh6 26. g3 f3 27. Rf2 Rg6 28. Kd2 h5 29. Ke3 c5 30. b3 Kd7 31. Kd2 Kc6 32. Ke3 Rf7 33. Kd2 Rd7 34. Kc2 a6 35. Rd1 Nc7 36. Rdd2 Rgd6 37. Rd1 b5 38. Rfd2 a5 39. a3 Ne6 40. a4 b4 41. c4 Nd4+ 42. Kb2 Ne2 43. Kc2 Nc3 44. Rf1 Rf7 45. Rff2 Rdd7 46. Kc1 Ne2+ 47. Kc2 Ng1 48. Kc1 Nh3 49. Rf1 Rc7 50. Kc2 Rc8 51. Kd1 Rcf8 52. Kc2 f2 53. Kd1 Kd7 54. Kc2 Rf3 55. Kd1 Ke8 56. Kc2 R8f7 57. Rdd1 Rd7 58. Rd2 Rdf7 59. Kd1 Re3 60. Kc2 Rff3 61. Rdd1 Re2+ 62. Rd2 Re1 63. Rd1 Rfe3 64. Rdxe1 fxe1Q 65. Rxe1 Rxe1 66. Bf6 Re2+ 67. Kd1 Rxh2 68. Bxe5 Nf2+ 69. Ke2 Nxe4+ 70. Ke3 Nc3 71. Bd6 Rb2 72. Bxc5 Rxb3 73. d4 Nxa4+ 74. Ke4 Nxc5+ 75. dxc5 Kd7 76. Kd5 Kc7 77. Ke5 Rxg3 78. Kf5 h4 79. Kg5 h3 80. Kh4 Rg1 81. Kg5 h2 82. Kf6 h1Q 83. Ke5 Qh5+ 84. Kf6 Rf1+ 85. Ke7 Qe5# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.02"]
[Round "4"]
[White "Gieben, Stijn"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "B73"]
[WhiteElo "1488"]
[BlackElo "1164"]
[PlyCount "50"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. h3 Bd7 10. Nb3 Rc8 11. f4 Be6 12. f5 Bxb3 13. axb3 a6 14. Bf3 Ne5 15. fxg6 hxg6 16. Na4 Nfd7 17. c4 b6 18. Nc3 a5 19. Be2 Nb8 20. Nd5 Rc6 21. Bg5 Re8 22. Bf3 Na6 23. Be3 e6 24. Nc3 Nb4 25. Qd2 Qd7 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.02"]
[Round "5"]
[White "Mostertman, Olav"]
[Black "Van Blitterswijk, Martijn"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1164"]
[BlackElo "1415"]
[PlyCount "104"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nc6 4. dxc5 dxc5 5. Qxd8+ Nxd8 6. Bc4 e6 7. Nc3 Nc6 8. Bf4 Nf6 9. 0-0-0 a6 10. Bg5 b5 11. Bd3 Ng4 12. Bxb5 axb5 13. Nxb5 f6 14. Nc7+ Kf7 15. Nxa8 Nxf2 16. Bf4 Nxh1 17. Rxh1 e5 18. Be3 Be7 19. Nb6 Be6 20. Na4 Ra8 21. Nc3 Nd4 22. a3 Bg4 23. Bxd4 exd4 24. Nd5 Be6 25. Nxe7 Kxe7 26. Rd1 Bg4 27. Re1 Kd6 28. Kd2 Bxf3 29. gxf3 Ke5 30. Rf1 Kf4 31. Ke2 Re8 32. Rg1 g6 33. Rg4+ Ke5 34. Kd3 Rc8 35. Kc4 f5 36. Rh4 Rc7 37. exf5 gxf5 38. b3 Rg7 39. Kxc5 Rc7+ 40. Kb4 Rxc2 41. Rxh7 d3 42. Re7+ Kf4 43. h4 d2 44. Rd7 Kxf3 45. h5 Ke2 46. Re7+ Kd1 47. h6 Kc1 48. h7 d1Q 49. h8Q Qd6+ 50. Ka4 Qc6+ 51. Ka5 Rc5+ 52. Kb4 Qb5# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.02"]
[Round "6"]
[White "Scheepers, Jochem"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "A58"]
[WhiteElo "1377"]
[BlackElo "1164"]
[PlyCount "150"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 Nbd7 11. Re1 Ng4 12. Qc2 Nde5 13. Bf4 Qb6 14. Rad1 Rfb8 15. Nxe5 Nxe5 16. Bxe5 Bxe5 17. Rb1 Bc4 18. a3 Qb7 19. e4 Qb3 20. Qxb3 Rxb3 21. f4 Bxc3 22. bxc3 Rxc3 23. e5 Rcxa3 24. Rb6 R3a6 25. Rb7 R8a7 26. Reb1 Bd3 27. Rc1 c4 28. Bf1 Ra2 29. Bxd3 cxd3 30. Rd1 d2 31. Rbb1 Rc7 32. Kf1 Rc5 33. exd6 exd6 34. h4 Rxd5 35. Ke2 Kg7 36. Rb3 Kf6 37. Rd3 Rxd3 38. Kxd3 Kf5 39. Ke2 d5 40. Kf3 d4 41. g4+ Ke6 42. Ke4 h5 43. f5+ Kf6 44. g5+ Ke7 45. Ke5 Ra5+ 46. Kxd4 Rxf5 47. Ke3 Ke6 48. Rxd2 Re5+ 49. Kf3 Kf5 50. Rf2 Ke6 51. Re2 Rxe2 52. Kxe2 Ke5 53. Ke3 Kf5 54. Kf3 Ke5 55. Ke3 Ke6 56. Ke4 Kd6 57. Kd4 Ke7 58. Ke5 Kf8 59. Kf4 Ke8 60. Ke4 Ke7 61. Ke5 f6+ 62. gxf6+ Kf7 63. Ke4 Ke6 64. f7 Kxf7 65. Ke5 Ke7 66. Kf4 Kf6 67. Ke4 g5 68. hxg5+ Kxg5 69. Kf3 Kh4 70. Kg2 Kg4 71. Kh2 h4 72. Kg2 h3+ 73. Kh1 Kg3 74. Kg1 h2+ 75. Kh1 Kh3 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.01"]
[Round "2"]
[White "Laan, Jorick"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1435"]
[BlackElo "1164"]
[PlyCount "64"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. e3 0-0 7. Be2 d5 8. Nxc6 bxc6 9. 0-0 Rb8 10. Na4 Bb6 11. c5 Ba5 12. a3 Bf5 13. b4 Bxb4 14. axb4 Rxb4 15. Bd2 Rh4 16. f3 d4 17. Be1 Rh6 18. exd4 Nd5 19. Bd2 Rh4 20. Bg5 Qxg5 21. g3 f6 22. Kh1 Qxg3 23. Rf2 Qxf2 24. Qg1 Qxe2 25. Rf1 Ne3 26. Rf2 Qd1 27. Nc3 Qxg1+ 28. Kxg1 Rb8 29. Re2 Nd5 30. Nxd5 cxd5 31. Re7 Rxd4 32. Rxc7 Rd2 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.01"]
[Round "1"]
[White "Mostertman, Olav"]
[Black "Keetman, Dennis"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1164"]
[BlackElo "1427"]
[PlyCount "59"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Nf6 5. Nc3 d6 6. 0-0 Nc6 7. d4 Bg4 8. Bxf4 0-0 9. h3 Bh5 10. Qd2 a6 11. Rad1 b5 12. Bb3 b4 13. Nd5 Re8 14. Ng5 Bxd1 15. Nxf6+ Bxf6 16. Bxf7+ Kh8 17. Bxe8 Qxe8 18. Qxd1 Bxd4+ 19. Kh1 Be5 20. Bxe5 Nxe5 21. Qd5 h6 22. Nf7+ Nxf7 23. Rxf7 c6 24. Qf5 Qg8 25. b3 d5 26. e5 Re8 27. e6 Qh7 28. Rf8+ Rxf8 29. Qxf8+ Qg8 30. e7 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2008.05.01"]
[Round "3"]
[White "Mostertman, Olav"]
[Black "Vos, Tjark"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1164"]
[BlackElo "1591"]
[PlyCount "112"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[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. Nc3 Bb4 4. e5 c5 5. Nf3 Nc6 6. a3 Ba5 7. dxc5 Bxc3+ 8. bxc3 Qa5 9. Bd2 Qxc5 10. Bd3 Nge7 11. 0-0 Ng6 12. Kh1 Ngxe5 13. Nxe5 Nxe5 14. f4 Nxd3 15. cxd3 Bd7 16. Qc2 Rc8 17. Rab1 b5 18. Qb3 0-0 19. Qb4 a6 20. Qxc5 Rxc5 21. d4 Rc4 22. Rb4 Rfc8 23. Rxc4 Rxc4 24. Rb1 Kf8 25. Rb4 Rc7 26. Kg1 a5 27. Rb1 Rc4 28. Kf2 Ke7 29. Ke2 Kd6 30. Kd3 Kc6 31. Ke3 f6 32. Kd3 e5 33. Ke2 exf4 34. Kf3 g5 35. Rb3 Bf5 36. Kf2 Ra4 37. Bc1 Bd3 38. Kf3 Bc2 39. Rb2 Be4+ 40. Kg4 Rxa3 41. Rc2 Ra1 42. Bb2 Rg1 43. Re2 f3 44. Rxe4 dxe4 45. Kg3 Rxg2+ 46. Kh3 Rxb2 47. c4 Kd6 48. cxb5 Ke6 49. Kg4 f2 50. d5+ Kf7 51. Kf5 f1Q+ 52. Kxe4 Rb4+ 53. Ke3 Qh3+ 54. Kd2 Rb2+ 55. Kc1 Qxh2 56. Kd1 Rb1# 0-1

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.22"]
[Round "9.5"]
[White "Mostertman, Olav"]
[Black "Ozdemir, Sena"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "81"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 f6 3. fxe5 fxe5 4. Qh5+ g6 5. Qxe5+ Qe7 6. Qxh8 Nf6 7. d3 Nc6 8. Bg5 Qb4+ 9. Kd1 Nd4 10. Bxf6 Ne6 11. Bc3 Qc5 12. d4 Qh5+ 13. Be2 Qg5 14. Bf3 d6 15. d5 Nf4 16. Bd2 Bg4 17. g3 Bxf3+ 18. Nxf3 Qg4 19. Rf1 Qh3 20. Ke1 Ng2+ 21. Kf2 Nh4 22. Nxh4 Qxh2+ 23. Ng2 0-0-0 24. Nc3 Be7 25. Qxd8+ Bxd8 26. Rh1 Qxh1 27. Rxh1 h5 28. Nf4 g5 29. Nxh5 b6 30. Rf1 Kb7 31. Ke3 g4 32. Rf7 Bg5+ 33. Kd3 Bxd2 34. Kxd2 a6 35. Nf6 b5 36. Ne8 Kb6 37. Rxc7 b4 38. Rc6+ Ka5 39. Nc7 bxc3+ 40. Kxc3 Ka4 41. Rxa6# 1-0

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.22"]
[Round "7.6"]
[White "Mostertman, Olav"]
[Black "Stolwijk, Colin"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "148"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 h6 5. 0-0 Nf6 6. Nc3 Be7 7. d4 Bg4 8. Be3 0-0 9. Qd2 Bxf3 10. Rxf3 Ng4 11. Rg3 Nxe3 12. Qxe3 Bh4 13. Rh3 Nxd4 14. Bb3 Ne6 15. g3 exf4 16. gxf4 Qf6 17. Bxe6 fxe6 18. Rf1 c6 19. Ne2 g5 20. Qd2 e5 21. f5 g4 22. Rd3 Bg5 23. Qd1 Rfd8 24. Kh1 Rd7 25. Rg1 h5 26. Ng3 Qh6 27. b3 Rad8 28. c4 Bf4 29. c5 Bxg3 30. Rgxg3 d5 31. Kg2 Qg7 32. h3 dxe4 33. Rxd7 Qxd7 34. Qxd7 Rxd7 35. hxg4 hxg4 36. Rxg4+ Rg7 37. Kg3 Rxg4+ 38. Kxg4 Kf7 39. a3 Kf6 40. b4 e3 41. Kf3 Kxf5 42. Kxe3 e4 43. a4 Ke5 44. a5 Kd5 45. a6 bxa6 46. Kd2 Kd4 47. Ke2 Kc4 48. Ke3 Kxb4 49. Kxe4 Kb3 50. Ke5 a5 51. Kd6 a4 52. Kxc6 a3 53. Kd7 a2 54. c6 a1Q 55. c7 Qg7+ 56. Kd8 Qxc7+ 57. Kxc7 a5 58. Kb6 a4 59. Kb5 a3 60. Kc5 a2 61. Kd4 a1Q+ 62. Kd3 Qe1 63. Kd4 Qe2 64. Kd5 Qe3 65. Kd6 Qe4 66. Kd7 Qe5 67. Kc6 Kb4 68. Kb6 Qc5+ 69. Kb7 Qd6 70. Ka7 Qc6 71. Kb8 Qd7 72. Ka8 Ka5 73. Kb8 Kb6 74. Ka8 Qd8# 0-1

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.22"]
[Round "6.2"]
[White "Torres Gomez, Victor"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "91"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 g6 5. d3 Bg7 6. 0-0 0-0 7. h3 Nc6 8. Be3 Bd7 9. Qd2 Re8 10. Ng5 e6 11. Nf3 a6 12. Bh6 Bh8 13. Rab1 b5 14. Bb3 Rc8 15. a3 Rc7 16. Bf4 e5 17. Bg5 Qc8 18. Bxf6 Bxf6 19. Nd5 Qd8 20. Nxc7 Qxc7 21. Bd5 Ne7 22. Qh6 Bg7 23. Qh4 Bc8 24. Ng5 Nxd5 25. exd5 h6 26. Ne4 Kh8 27. Nf6 g5 28. Qh5 Rf8 29. Ng4 Kh7 30. g3 Bd7 31. h4 Be8 32. hxg5 f5 33. Nf6+ Rxf6 34. Qxe8 hxg5 35. Qh5+ Bh6 36. Kg2 Rg6 37. f3 Qf7 38. c4 f4 39. g4 Qb7 40. b3 a5 41. Rb2 Qa6 42. Rc1 bxc4 43. bxc4 Qa7 44. Rcb1 Rg7 45. Rb6 Rb7 46. Rxb7+ 1-0

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.21"]
[Round "3.1"]
[White "Mostertman, Olav"]
[Black "Beerdsen, Thomas"]
[Result "1/2-1/2"]
[ECO "C37"]
[PlyCount "23"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. 0-0 gxf3 6. Qxf3 Bc5+ 7. Kh1 Qf6 8. e5 Qf5 9. g4 Qg5 10. d4 Be7 11. Bxf4 Qg6 12. Bd3 1/2-1/2

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.21"]
[Round "5.6"]
[White "Mostertman, Olav"]
[Black "Van den Brink, Tijmen"]
[Result "1-0"]
[ECO "C34"]
[PlyCount "53"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 d5 5. exd5 Qxd5 6. Nc3 Qd8 7. Bxf4 Nf6 8. Bc4 h6 9. 0-0 Be7 10. Qd2 Bf5 11. Rae1 Qd7 12. Ne5 Nxe5 13. Rxe5 0-0-0 14. Bxf7 Bd6 15. Ra5 Qxf7 16. Rxf5 g5 17. Bxg5 hxg5 18. Rxf6 Qg7 19. g3 Qh7 20. R1f3 Rdg8 21. Nb5 Kd7 22. Nxd6 cxd6 23. Rf7+ Qxf7 24. Rxf7+ Kd8 25. Qa5+ Ke8 26. Qc7 Rxh2 27. Qd7# 1-0

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.21"]
[Round "2.7"]
[White "Mostertman, Olav"]
[Black "Yang, Wang"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "43"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 Nf6 4. Nc3 exf4 5. d4 Bb4 6. Bxf4 Bxc3+ 7. bxc3 0-0 8. Bc4 d5 9. exd5 Re8+ 10. Ne5 Ng4 11. dxc6 bxc6 12. 0-0 Nxe5 13. Bxe5 Qg5 14. Bxf7+ Kf8 15. Bxe8+ Kxe8 16. Qf3 Qe7 17. Qxc6+ Bd7 18. Qxa8+ Qd8 19. Rf8+ Kxf8 20. Qxd8+ Be8 21. Rf1+ Kg8 22. Qxe8# 1-0

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.21"]
[Round "1.7"]
[White "Snijder, Ruben"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "110"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d3 Nf6 6. Nf3 g6 7. 0-0 Bg7 8. Bf4 Nc6 9. Qe2 0-0 10. Bg5 a6 11. Nd5 Nxd5 12. exd5 Ne5 13. c3 Rfe8 14. Qe3 b5 15. Bh6 Ng4 16. Qd2 Bxh6 17. Qe2 Nf6 18. c4 bxc4 19. dxc4 Qf5 20. Nh4 Qe4 21. Qxe4 Nxe4 22. Rfe1 Nd2 23. Rad1 Rab8 24. b3 e6 25. dxe6 Rxe6 26. Rxe6 fxe6 27. g3 Rd8 28. f4 Ne4 29. Re1 d5 30. a4 Rb8 31. cxd5 exd5 32. Re3 Rb4 33. Rd3 Rd4 34. Rxd4 cxd4 35. Nf3 d3 36. Kf1 Bg7 37. b4 Bc3 38. b5 axb5 39. axb5 Ba5 40. Kg1 d2 41. Nxd2 Nxd2 42. Kf2 d4 43. Ke2 Kf7 44. Kd3 Nf3 45. Ke4 Nxh2 46. Kxd4 Kf6 47. Kc4 Kf5 48. Kd3 Kg4 49. Ke4 Kxg3 50. Ke5 h5 51. Kf6 h4 52. Kxg6 h3 53. f5 Ng4 54. Kh5 h2 55. Kg5 h1Q 0-1

[Event "NED-ch Net U14"]
[Site "livechess.nl INT"]
[Date "2008.03.21"]
[Round "4.3"]
[White "Van Rees, Maurits"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "D94"]
[PlyCount "58"]
[EventDate "2008.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 Nc6 4. Nf3 cxd4 5. exd4 g6 6. Nc3 d5 7. Be3 Bg7 8. Be2 0-0 9. 0-0 Bg4 10. b3 Rb8 11. h3 Be6 12. Qc2 Qd7 13. Kh2 Rfc8 14. Rfd1 Na5 15. Ne5 Qc7 16. c5 b6 17. b4 Nc4 18. Bxc4 dxc4 19. g3 Nd7 20. Nxd7 Qxd7 21. Bf4 Rb7 22. g4 Rd8 23. Be3 Bd5 24. Nxd5 Qxd5 25. a3 b5 26. Rd2 Rbd7 27. Rad1 a6 28. Qc3 Qf3 29. Qb2 Ra8 1/2-1/2

[Event "Twente Young Master op-E"]
[Site "Twente"]
[Date "2007.08.10"]
[Round "3"]
[White "Roelofs, Rik"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1501"]
[BlackElo "1343"]
[PlyCount "62"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "5"]
[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 g6 6. Be3 Bg7 7. Qd2 Ng4 8. Be2 Nxe3 9. Qxe3 0-0 10. 0-0 Nc6 11. Nb3 Be6 12. Rab1 Bxb3 13. axb3 Rc8 14. Bc4 a6 15. h4 b5 16. Bd3 Qa5 17. Kh2 Ne5 18. g4 Nxd3 19. Qxd3 Rc7 20. Ra1 Qb4 21. Rxa6 Rfc8 22. Rc1 Bxc3 23. bxc3 Rxc3 24. Qf1 Rxc2 25. Kg3 Qxb3+ 26. Kf4 Rxc1 27. Qg2 e5+ 28. Kg5 f6+ 29. Kxf6 Qf7+ 30. Kg5 Qe7+ 31. Kh6 Qxh4# 0-1

[Event "Twente Young Master op-E"]
[Site "Twente"]
[Date "2007.08.08"]
[Round "1"]
[White "Van der Werff, Silvia"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "894"]
[BlackElo "1343"]
[PlyCount "64"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "5"]
[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 g6 6. Bc4 Bg7 7. 0-0 0-0 8. Bf4 Nc6 9. Re1 Qb6 10. Be3 Qc7 11. h3 Ne5 12. Bd3 Nxd3 13. Qxd3 Bd7 14. Rad1 Rac8 15. f3 a6 16. Bf2 Nh5 17. Nd5 Qd8 18. Bh4 Nf6 19. Nc3 e6 20. e5 dxe5 21. Rxe5 Qc7 22. Bg3 Ne8 23. Rxe6 Qxg3 24. Re4 Rd8 25. Rg4 Bxg4 26. fxg4 Bxd4+ 27. Kh1 Qxd3 28. Rxd3 Bb6 29. Re3 Bxe3 30. b4 Bf4 31. a4 Be5 32. Ne4 Rd1# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.19"]
[Round "9"]
[White "Gieben, Stijn"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B71"]
[WhiteElo "1418"]
[BlackElo "1292"]
[PlyCount "119"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Bg7 7. Bb5+ Bd7 8. 0-0 0-0 9. Qe2 Nc6 10. Be3 Nxd4 11. Bxd4 a6 12. Bxd7 Qxd7 13. Rad1 Qg4 14. Qxg4 Nxg4 15. Bxg7 Kxg7 16. Rd3 Rac8 17. h3 Nf6 18. Rf2 Rc4 19. Re2 b5 20. b3 Rc6 21. e5 Nh5 22. Rf2 Kg8 23. g4 Ng7 24. exd6 Rd8 25. Rfd2 Rdxd6 26. Rxd6 exd6 27. Ne4 Ne6 28. f5 gxf5 29. gxf5 Ng7 30. Nxd6 Rc5 31. f6 Nh5 32. Ne4 Rc8 33. Rd5 Nf4 34. Rd6 a5 35. Ra6 a4 36. bxa4 bxa4 37. Rxa4 h6 38. Nd6 Nxh3+ 39. Kh2 Rc3 40. Rg4+ Ng5 41. Rg2 Kf8 42. Re2 Ne6 43. Nb5 Rf3 44. a4 Rxf6 45. a5 Nc5 46. Re5 Nb7 47. Nc7 Nd6 48. a6 Nc4 49. Re8+ Kg7 50. a7 Nb6 51. Nd5 Nxd5 52. a8Q Nc7 53. Rg8+ Kh7 54. Rh8+ Kg6 55. Qc8 Ne6 56. Qc4 Rf2+ 57. Kg3 Rf4 58. Qd3+ Kh5 59. Qe2+ Rg4+ 60. Qxg4# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.19"]
[Round "8"]
[White "Maris, Ivo"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1655"]
[BlackElo "1292"]
[PlyCount "107"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 0-0 8. f3 Nc6 9. Qd2 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. g4 Nc4 13. Bxc4 Rxc4 14. h4 Qa5 15. Kb1 Rfc8 16. Nce2 Qxd2 17. Rxd2 a6 18. c3 Ne8 19. Nb3 Ba4 20. Nf4 Bxb3 21. axb3 R4c6 22. Nd5 Bf6 23. g5 e6 24. gxf6 exd5 25. exd5 R6c7 26. Bd4 Rd7 27. Re2 Nc7 28. Rhe1 h5 29. c4 b5 30. f4 Rdd8 31. Bb6 Re8 32. Bxc7 Rxe2 33. Rxe2 Rxc7 34. Re7 Rc8 35. cxb5 axb5 36. Rd7 Kf8 37. Rxd6 Rb8 38. Kc2 Ke8 39. Kd3 Rd8 40. Rxd8+ Kxd8 41. Kd4 Kc8 42. Kc5 Kd7 43. Kxb5 Kd6 44. Kc4 Kd7 45. Kc5 Kc7 46. d6+ Kd7 47. Kd5 g5 48. fxg5 Kd8 49. Kc6 Kc8 50. b4 Kd8 51. b5 Kc8 52. b6 Kd8 53. b7 Ke8 54. b8Q# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.19"]
[Round "7"]
[White "Mostertman, Olav"]
[Black "Roeleveld, Koos"]
[Result "1-0"]
[ECO "C35"]
[WhiteElo "1292"]
[BlackElo "1311"]
[PlyCount "103"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. Kf1 Nf6 6. Nxh4 0-0 7. Nc3 Nxe4 8. Nf3 Qe7 9. d3 Nd6 10. Kf2 Nxc4 11. dxc4 Qc5+ 12. Qd4 Qxd4+ 13. Nxd4 c5 14. Nf3 Nc6 15. Re1 Nb4 16. Re2 b6 17. a3 Nc6 18. Bxf4 Ba6 19. b3 Bb7 20. Nd5 Kh8 21. Rae1 h6 22. Nc7 Rac8 23. Re8 Rfxe8 24. Rxe8+ Rxe8 25. Nxe8 g5 26. Be5+ Kh7 27. Nf6+ Kg6 28. Nxd7 g4 29. Nd2 Bc8 30. Nf8+ Kf5 31. Bc3 Ne7 32. Ke3 Kg5 33. Nh7+ Kg6 34. Nf6 Nf5+ 35. Kf4 Nh4 36. Kg3 Nf5+ 37. Kf2 h5 38. Nd5 h4 39. g3 h3 40. b4 Bb7 41. bxc5 bxc5 42. Ne4 Bxd5 43. cxd5 Ne7 44. d6 Nc6 45. Nxc5 f5 46. Nb7 Kf7 47. Na5 Nd8 48. Nc4 Ne6 49. Ne5+ Kf6 50. d7 Ke7 51. Bb4+ Kd8 52. c4 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.18"]
[Round "6"]
[White "Bakker, Jouke"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1384"]
[BlackElo "1292"]
[PlyCount "37"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Bf4 c5 6. Nf3 Nc6 7. Nc3 Qb6 8. Na4 Qb4+ 9. Bd2 Be7 10. Bxb4 cxb4 11. cxd5 Nxd5 12. Bc4 Nf6 13. 0-0 Rb8 14. Nc5 0-0 15. Re1 Bd8 16. Ne4 Ne8 17. Qc2 Bb6 18. Neg5 Bg4 19. Qxh7# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.18"]
[Round "4"]
[White "Mostertman, Olav"]
[Black "Epifanov, Mikhail"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1292"]
[BlackElo "1242"]
[PlyCount "57"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Nc3 Nge7 5. Bc4 h6 6. 0-0 Ng6 7. fxe5 Ncxe5 8. Nxe5 Nxe5 9. Bb3 Qh4 10. d4 Ng4 11. Bxf7+ Kd8 12. Bf4 g5 13. Bg3 Ne3 14. Bxh4 Nxd1 15. Bxg5+ hxg5 16. Raxd1 Bg7 17. Bb3 Bg4 18. Rd2 Kd7 19. Rf7+ Ke8 20. Rxg7 Bh5 21. Rxg5 Ke7 22. Rg7+ Kf6 23. Rxc7 Rh6 24. Rf2+ Kg5 25. Rg7+ Bg6 26. Rf3 Rah8 27. Rg3+ Kf4 28. R7xg6 Rxh2 29. R6g4# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.18"]
[Round "5"]
[White "Mostertman, Olav"]
[Black "Pries, Joris"]
[Result "0-1"]
[ECO "C35"]
[WhiteElo "1292"]
[BlackElo "1387"]
[PlyCount "100"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. Kf1 d6 6. d4 b6 7. Bxf4 Ba6 8. Bxa6 Nxa6 9. Qd3 Nb4 10. Qc4 c5 11. e5 Be7 12. Na3 d5 13. Qb5+ Qd7 14. Qxd7+ Kxd7 15. c3 Nc6 16. Rc1 c4 17. Kf2 Bxa3 18. bxa3 Nge7 19. Ng5 h6 20. Nxf7 Rhf8 21. Kg3 Rxf7 22. Rce1 Ke6 23. Rhf1 Raf8 24. Re2 g5 25. Kh3 Rxf4 26. Rg1 Nf5 27. g4 Ng7 28. Rb1 Rf2 29. Re3 R8f3+ 30. Rxf3 Rxf3+ 31. Kg2 Rf4 32. h3 h5 33. Re1 hxg4 34. hxg4 Rxg4+ 35. Kh3 Re4 36. Rf1 Rf4 37. Re1 b5 38. Kg3 Nf5+ 39. Kg2 a5 40. Rh1 Rh4 41. Rf1 Ne3+ 42. Kg1 Nxf1 43. Kg2 Rh2+ 44. Kf3 g4+ 45. Kf4 Rxa2 46. a4 Rxa4 47. Kg5 g3 48. Kf4 g2 49. Kf3 g1Q 50. Kf4 Qg3# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.17"]
[Round "1"]
[White "Bravo, Fabio"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1538"]
[BlackElo "1292"]
[PlyCount "59"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 g6 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. 0-0 Bg7 8. d4 cxd4 9. cxd4 0-0 10. Nc3 Nc6 11. Bf4 Rac8 12. Qd2 Nd8 13. d5 e6 14. dxe6 Nxe6 15. Qxd6 Nxf4 16. Qxf4 Rfe8 17. Rab1 Qc6 18. Nd4 Qc4 19. Ndb5 Nxe4 20. Rfe1 f5 21. Nxe4 Rxe4 22. Rxe4 fxe4 23. Nd6 Qc2 24. Rf1 Rf8 25. Qxe4 Qxb2 26. Qe6+ Kh8 27. Nf7+ Kg8 28. Nh6+ Kh8 29. Qg8+ Rxg8 30. Nf7# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.17"]
[Round "3"]
[White "Minderman, Chiel"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1502"]
[BlackElo "1292"]
[PlyCount "137"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 a6 6. a4 c5 7. Ne2 Qb6 8. c3 Nc6 9. g3 Be7 10. Bg2 0-0 11. 0-0 f6 12. exf6 Bxf6 13. Rb1 cxd4 14. Nexd4 Bxd4 15. Nxd4 Nxd4 16. Be3 Qa5 17. Bxd4 e5 18. b4 Qc7 19. Bxd5+ Kh8 20. Be3 Qxc3 21. Bg2 Nf6 22. Qd6 Bf5 23. Rbc1 Qd3 24. Qxe5 Be4 25. Rfd1 Rae8 26. Qxe8 Qxd1+ 27. Rxd1 Rxe8 28. Bxe4 Rxe4 29. Rd8+ Re8 30. Rxe8+ Nxe8 31. f4 Kg8 32. Kf2 Kf7 33. Bc5 Nc7 34. Ke3 Ne6 35. Bd4 g6 36. Ke4 Ke7 37. Be5 Nd8 38. Kd5 Nc6 39. Bd6+ Kd7 40. a5 Na7 41. Bc5 Nc6 42. h3 Nb8 43. Ke5 Nc6+ 44. Kf6 Nd8 45. f5 gxf5 46. Kxf5 Ne6 47. Be3 Ng7+ 48. Kg5 Ke6 49. g4 h5 50. gxh5 Kf7 51. h6 Ne6+ 52. Kf5 Nf8 53. h4 Nh7 54. Bg5 Nf8 55. Bf6 Nh7 56. Bg7 Nf8 57. Bxf8 Kxf8 58. Ke6 Kg8 59. Kd7 Kh7 60. Kc7 b5 61. axb6 Kxh6 62. b7 Kh5 63. b8Q Kxh4 64. Qg8 a5 65. bxa5 Kh5 66. a6 Kh4 67. a7 Kh5 68. a8Q Kh4 69. Qh1# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2007.05.17"]
[Round "2"]
[White "Mostertman, Olav"]
[Black "Ng, Wesley"]
[Result "1-0"]
[ECO "C37"]
[WhiteElo "1292"]
[BlackElo "1399"]
[PlyCount "70"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. 0-0 gxf3 6. Qxf3 Qe7 7. Qxf4 Qc5+ 8. Kh1 Qxc4 9. d3 Qe6 10. d4 d6 11. d5 Qg6 12. Nc3 Bh6 13. Qf2 Bxc1 14. Raxc1 Nd7 15. Nb5 Kd8 16. Qd4 Ne5 17. c4 Bd7 18. Nc3 Ne7 19. c5 Rg8 20. g3 a6 21. Qb4 dxc5 22. Qxb7 Rc8 23. Qb3 Qb6 24. d6 Qxd6 25. Qc2 N7c6 26. Nd5 Be6 27. Rcd1 Ke8 28. Nf6+ Ke7 29. Nxg8+ Rxg8 30. Qa4 Bc4 31. Rc1 Bb5 32. Qd1 Rg4 33. b3 Rxe4 34. Qc2 Bd3 35. Qf2 Re2 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.07"]
[Round "6"]
[White "Kalle, Erwin"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "107"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d3 g6 5. Be2 Bg7 6. Be3 0-0 7. 0-0 Bd7 8. Qd2 Nc6 9. Rab1 Rc8 10. a3 a6 11. b4 cxb4 12. axb4 a5 13. bxa5 Qxa5 14. Rxb7 Nh5 15. Nd5 Qxd2 16. Bxd2 Be6 17. c4 Rb8 18. Rfb1 Nf6 19. Rxb8 Rxb8 20. Rxb8+ Nxb8 21. Nxe7+ Kf8 22. Nd5 Nxd5 23. cxd5 Bd7 24. Bb4 Ke7 25. e5 Na6 26. Bxd6+ Kd8 27. Ng5 f6 28. exf6 Bxf6 29. Nxh7 Bd4 30. Ng5 Nc7 31. Bf3 Bf5 32. Be4 Bxe4 33. Bxc7+ Kxc7 34. Nxe4 Kd7 35. g4 Ke7 36. Kg2 Kf7 37. f4 Be3 38. Kf3 Bg1 39. h4 Bh2 40. f5 Kg7 41. f6+ Kf7 42. g5 Be5 43. Kg4 Bd4 44. h5 Be5 45. hxg6+ Kxg6 46. d6 Bd4 47. d7 Bb6 48. Nd6 Bc7 49. Nb7 Kf7 50. d8Q Bxd8 51. Nxd8+ Kg6 52. f7 Kh7 53. f8Q Kg6 54. Qg8# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.07"]
[Round "7"]
[White "Mostertman, Olav"]
[Black "Oomen, Paul"]
[Result "1/2-1/2"]
[ECO "C34"]
[PlyCount "48"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Ng4 5. d4 d5 6. Bxf4 f6 7. Nc3 fxe5 8. dxe5 Bb4 9. Bd3 0-0 10. 0-0 Qe8 11. Bg5 Nxe5 12. Nxe5 Qxe5 13. Bxh7+ Kxh7 14. Rxf8 Bxf8 15. Qh5+ Kg8 16. Rf1 Bc5+ 17. Kh1 Bd6 18. Qf7+ Kh8 19. Qh5+ Kg8 20. Qf7+ Kh8 21. Qh5+ Kg8 22. Qf7+ Kh7 23. Qh5+ Kg8 24. Qf7+ Kh8 1/2-1/2

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.07"]
[Round "9"]
[White "Mostertman, Olav"]
[Black "Pijloo, Midoen"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "119"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nde2 Be6 8. f4 Bg4 9. fxe5 Bxe2 10. Bxe2 dxe5 11. Qxd8+ Kxd8 12. 0-0 Bb4 13. Bg5 Be7 14. Bc4 Kc7 15. Bxf7 Bc5+ 16. Kh1 Ng4 17. Nd5+ Kd7 18. Bh4 Rf8 19. h3 Nh6 20. Bh5 Nc6 21. Rxf8 Rxf8 22. Rd1 Kc8 23. Bf3 Nd4 24. Ne7+ Bxe7 25. Bxe7 Rf7 26. Bg5 Nxf3 27. gxf3 Rxf3 28. Kg2 Rf7 29. Bxh6 gxh6 30. Rd5 Re7 31. Kf3 Kc7 32. Kg4 Rg7+ 33. Kf5 Rg2 34. Kxe5 Rxc2 35. Kf6 Rxb2 36. e5 Rb6+ 37. Kf7 Kc6 38. Rd6+ Kc7 39. Rxb6 Kxb6 40. e6 Kc5 41. e7 b5 42. e8Q a5 43. Qe3+ Kc4 44. Qb3+ Kc5 45. a3 a4 46. Qc3+ Kb6 47. Kg7 Ka7 48. Kxh6 Ka8 49. h4 Ka7 50. Kxh7 Ka6 51. Kg7 Ka7 52. Qb4 Ka6 53. h5 Kb6 54. h6 Ka6 55. h7 Ka7 56. Qxb5 Ka8 57. h8R+ Ka7 58. Qb8+ Ka6 59. Rh6+ Ka5 60. Qb6# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.07"]
[Round "8"]
[White "Ozdemir, Sena"]
[Black "Mostertman, Olav"]
[Result "0-1"]
[ECO "B70"]
[PlyCount "98"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Nf3 0-0 8. Bc4 Nc6 9. Bb5 Bd7 10. 0-0 a6 11. Ba4 b5 12. Bb3 a5 13. Nxb5 Nxe4 14. Bd5 Nxg5 15. Nxg5 Qb6 16. Bxc6 Bxc6 17. Nc3 Qxb2 18. Ne2 Qb5 19. Rb1 Qxg5 20. f3 Bb5 21. Qe1 Qe3+ 22. Rf2 Rab8 23. Ng3 Qxe1+ 24. Rxe1 Bd4 25. Rxe7 Bxf2+ 26. Kxf2 Rfe8 27. Ra7 Ra8 28. Rb7 Bc4 29. Rc7 Bxa2 30. Rc6 Bb1 31. c3 a4 32. Rb6 Reb8 33. Rxd6 a3 34. Rd2 Rb2 35. Rxb2 axb2 36. Nf1 Rd8 37. Ke1 Bc2 38. Nd2 Rxd2 39. Kxd2 b1Q 40. Ke3 Qd1 41. Kf2 Bd3 42. Kg3 f5 43. h4 Qe1+ 44. Kh3 Qf2 45. c4 Bf1 46. h5 Bxg2+ 47. Kh2 Bxf3+ 48. Kh3 g5 49. c5 g4# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.06"]
[Round "2"]
[White "Beerdsen, Thomas"]
[Black "Mostertman, Olav"]
[Result "1/2-1/2"]
[ECO "B72"]
[PlyCount "56"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. 0-0 0-0 8. Be3 Ng4 9. Re1 Nxe3 10. Rxe3 Qb6 11. Nb3 Nd7 12. Nd5 Qd8 13. c3 Ne5 14. Be2 Be6 15. f4 Nc6 16. Rf3 Bxd5 17. exd5 Nb8 18. f5 Nd7 19. fxg6 fxg6 20. Rxf8+ Qxf8 21. Nd4 Ne5 22. Ne6 Qf5 23. Qb3 Rb8 24. Rf1 Qe4 25. Qd1 Nf7 26. Rxf7 Bf6 27. Rxf6 exf6 28. Bf3 Qe3+ 1/2-1/2

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.06"]
[Round "5"]
[White "Mostertman, Olav"]
[Black "Bekkink, Sereyo"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "65"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 d6 9. 0-0-0 Nxd4 10. Bxd4 Bd7 11. Be3 a6 12. Bh6 b5 13. Bxg7 Kxg7 14. g4 b4 15. Nb1 a5 16. h4 Rc8 17. h5 Qc7 18. hxg6 fxg6 19. Qh6+ Kg8 20. Bd3 Rf7 21. g5 Nh5 22. Rdg1 Rxf3 23. Rxh5 Rf2 24. Qxh7+ Kf8 25. Qxg6 Rxc2+ 26. Kd1 Rc1+ 27. Ke2 Rc2+ 28. Kf3 Rf2+ 29. Kxf2 Qc5+ 30. Ke2 Qe5 31. Rf1+ Bf5 32. Rxf5+ Qxf5 33. Rh8# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.06"]
[Round "3"]
[White "Mostertman, Olav"]
[Black "De Ruiter, Tom"]
[Result "1-0"]
[ECO "C35"]
[BlackElo "2160"]
[PlyCount "47"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. d4 Bh4+ 5. Nxh4 Qxh4+ 6. Ke2 d6 7. Kd3 Nf6 8. Nc3 0-0 9. Qf3 Nh5 10. Be2 g6 11. Rf1 Qxh2 12. Bxf4 Nxf4+ 13. Qxf4 Qxf4 14. Rxf4 Nc6 15. Rh1 b6 16. Rfh4 h5 17. g4 Ba6+ 18. Kd2 Bxe2 19. Nxe2 hxg4 20. Nc3 g3 21. Rh7 f5 22. Nd5 Rf7 23. Rh8+ Kg7 24. R1h7# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.06"]
[Round "1"]
[White "Mostertman, Olav"]
[Black "Keuning, Selwin"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "59"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Nc3 c6 5. Bc4 Nb6 6. Bb3 Bf5 7. 0-0 N8d7 8. d4 e6 9. Bf4 Be7 10. Ne2 0-0 11. Ng3 Bg6 12. c4 c5 13. d5 exd5 14. cxd5 Nf6 15. d6 Bxd6 16. Bxd6 Re8 17. Bxc5 Qxd1 18. Raxd1 Nbd7 19. Be3 Ng4 20. Rxd7 Nxe3 21. fxe3 Rxe3 22. Nh4 Bd3 23. Rfxf7 Re1+ 24. Kf2 Rae8 25. Rxg7+ Kh8 26. Rg8+ Rxg8 27. Bxg8 Rd1 28. Bxh7 Rd2+ 29. Ke3 Bxh7 30. Kxd2 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2007.04.06"]
[Round "4"]
[White "Polak, Alexander"]
[Black "Mostertman, Olav"]
[Result "1-0"]
[ECO "B70"]
[PlyCount "71"]
[EventDate "2007.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Bc4 0-0 8. 0-0 Bd7 9. Qd2 Nc6 10. Nb3 Rc8 11. f4 a6 12. a4 Nh5 13. Rad1 Nb4 14. Be2 Nf6 15. e5 Ne8 16. exd6 Nxd6 17. Qxd6 f6 18. Qxb4 fxg5 19. Qxb7 Rc7 20. Qd5+ Kh8 21. Qxg5 Qa8 22. Bf3 Qe8 23. Qa5 Rc8 24. Bb7 Rc4 25. Qd5 Rc7 26. Nc5 Bf5 27. Rd2 h6 28. Bxa6 Rc6 29. Bb5 Rxc5 30. Qxc5 Qf7 31. Re1 Bf6 32. Nd5 Rc8 33. Qa7 Kh7 34. Nxe7 h5 35. Nc6 Qxa7+ 36. Nxa7 1-0

