[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2023.04.01"]
[Round "8.10"]
[White "Mostertman, Xander"]
[Black "Grooten, Herman"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1930"]
[BlackElo "2258"]
[PlyCount "81"]
[EventDate "2022.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "De Stukkenjagers"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 g6 5. 0-0 Bg7 6. c3 Nge7 7. d4 cxd4 8. cxd4 Qb6 9. d5 Ne5 10. Nxe5 Bxe5 11. Na3 exd5 12. exd5 Bd4 13. Nc4 Qf6 14. Nd6+ Qxd6 15. Qxd4 f6 16. Bf4 Qb6 17. Qxb6 axb6 18. Rfe1 Kf7 19. d6 Nf5 20. g4 g5 21. gxf5 gxf4 22. Re7+ Kf8 23. Rae1 Rg8 24. Kf1 Ra5 25. Re8+ Kg7 26. Rxg8+ Kxg8 27. Re8+ Kf7 28. Rxc8 f3 29. Bxf3 Rxf5 30. Ke2 Rb5 31. b3 Ke6 32. Rc7 Kxd6 33. Rxb7 Re5+ 34. Kd2 Rf5 35. Ke3 b5 36. Rxd7+ Kc5 37. Rd5+ Rxd5 38. Bxd5 Kxd5 39. a3 Ke5 40. f4+ Kd5 41. a4 1-0

[Event "Borne Euro Chess op-A"]
[Site "Borne"]
[Date "2011.08.05"]
[Round "7"]
[White "Van der Auweraert, Jasper"]
[Black "Mostertman, Xander"]
[Result "1/2-1/2"]
[ECO "C06"]
[BlackElo "1942"]
[PlyCount "36"]
[EventDate "2011.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. a3 Qc7 13. Bg5 0-0 14. Qc2 h6 15. Bh4 Ng4 16. Bg3 Bxg3 17. Nxg3 Qb6 18. Rad1 Bd7 1/2-1/2

[Event "Borne Euro Chess op-A"]
[Site "Borne"]
[Date "2011.08.04"]
[Round "6"]
[White "Mostertman, Xander"]
[Black "Van der Auweraert, Elwin"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1942"]
[PlyCount "48"]
[EventDate "2011.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. d4 e4 5. Nfd2 d5 6. e3 Bg4 7. Be2 Bxe2 8. Qxe2 c6 9. 0-0 Bd6 10. f3 exf3 11. Nxf3 0-0 12. c4 Re8 13. Nc3 Ng4 14. cxd5 Rxe3 15. Qc2 Rxf3 16. Rxf3 Bxh2+ 17. Kh1 Qh4 18. Rh3 Nf2+ 19. Kxh2 Nxh3 20. gxh3 Nd7 21. dxc6 bxc6 22. Ne4 Re8 23. Ng3 Nf6 24. Rf1 Ng4+ 0-1

[Event "Borne Euro Chess op-A"]
[Site "Borne"]
[Date "2011.08.03"]
[Round "5"]
[White "Mostertman, Xander"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "1942"]
[BlackElo "2006"]
[PlyCount "29"]
[EventDate "2011.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. Nc3 Nc6 7. d4 Nd7 8. e4 e5 9. d5 Nd4 10. Nxd4 exd4 11. Ne2 Ne5 12. Nxd4 Nxc4 13. b3 Qf6 14. bxc4 Qxd4 15. Qxd4 1/2-1/2

[Event "Borne Euro Chess op-A"]
[Site "Borne"]
[Date "2011.08.03"]
[Round "4"]
[White "Vincent, Gwijde"]
[Black "Mostertman, Xander"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1690"]
[BlackElo "1942"]
[PlyCount "50"]
[EventDate "2011.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Re1 Ne7 12. Bb5 Qxd1 13. Bxd7+ Kxd7 14. Rxd1 Nc6 15. Na4 Kc7 16. f4 b5 17. Nc3 Bc5+ 18. Kf1 Kb7 19. Ke2 Rhd8 20. Kf3 Rd7 21. Bd2 f6 22. exf6 gxf6 23. Be1 Nd4+ 24. Kg4 Nc2 25. Rac1 Ne3+ 0-1

[Event "Borne Euro Chess op-A"]
[Site "Borne"]
[Date "2011.08.02"]
[Round "2"]
[White "De Jongh, Adriaan"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2222"]
[BlackElo "1942"]
[PlyCount "58"]
[EventDate "2011.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 0-0 8. Bd3 f5 9. exf6 Rxf6 10. Bg5 Nd7 11. Qh4 h6 12. Bxf6 Nxf6 13. Qg3 cxd4 14. cxd4 Qa5+ 15. Kf1 Bd7 16. Ne2 Rf8 17. Kg1 Bb5 18. h4 Nf5 19. Qe5 Re8 20. Rh3 Nd7 21. Qf4 Rf8 22. Bxf5 Rxf5 23. Qe3 Qa6 24. Ng3 Rf8 25. Re1 Re8 26. Nh5 e5 27. Rg3 Re7 28. Qf3 e4 29. Qf5 Bc4 1-0

[Event "Borne Euro Chess op-A"]
[Site "Borne"]
[Date "2011.08.02"]
[Round "3"]
[White "Mostertman, Xander"]
[Black "Wijshoff, Kasper"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1942"]
[PlyCount "59"]
[EventDate "2011.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 Nf6 3. cxd5 Nxd5 4. d4 e6 5. e4 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nc3 Bd7 9. Bc4 Bb4 10. 0-0 0-0 11. Qb3 Bxc3 12. bxc3 b6 13. Ne5 Qe7 14. f4 Nc6 15. Nxd7 Qxd7 16. Bb5 a6 17. Bd3 Rfd8 18. Rad1 Ne7 19. Kh1 Qd6 20. e5 Qd5 21. c4 Qb7 22. Rfe1 c6 23. Be4 b5 24. f5 exf5 25. Bf3 Qc7 26. d5 bxc4 27. Qxc4 Qc8 28. d6 Nd5 29. Rc1 Ra7 30. Bxd5 1-0

[Event "Borne Euro Chess op-A"]
[Site "Borne"]
[Date "2011.08.01"]
[Round "1"]
[White "Mostertman, Xander"]
[Black "Van der Vlies, Franklin"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "1942"]
[PlyCount "100"]
[EventDate "2011.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 g6 5. 0-0 Bg7 6. d4 0-0 7. Nc3 Bf5 8. cxd5 cxd5 9. Qb3 b6 10. Ng5 e6 11. Nf3 Be4 12. Rd1 Nc6 13. e3 Na5 14. Qa4 Rc8 15. Nxe4 Nxe4 16. Nd2 Nd6 17. Qa3 Re8 18. Qd3 f5 19. b3 Re7 20. Ba3 Rec7 21. Rac1 Bf8 22. Nf3 Ne4 23. Rxc7 Rxc7 24. Bxf8 Qxf8 25. Ne5 Rc3 26. Qb5 Rc2 27. Qd7 Nxf2 28. Qxe6+ Kh8 29. Bxd5 Kg7 30. Nf7 Ng4 31. Ng5 Rc7 32. h3 Re7 33. Qd6 Nxe3 34. Rc1 Nxd5 35. Qxd5 Qe8 36. Nf3 Nb7 37. Ne5 Qd8 38. Qc4 Nd6 39. Qd3 Ne4 40. Nc6 Qc7 41. d5 Rd7 42. Qd4+ Nf6 43. Qe3 Nxd5 44. Qe1 Qd6 45. Nd4 Nf6 46. Ne6+ Kf7 47. Ng5+ Kg7 48. Qf2 Qd2 49. Qxd2 Rxd2 50. Rc7+ Rd7 1/2-1/2

[Event "Enschede op-B U16"]
[Site "Enschede"]
[Date "2009.08.05"]
[Round "5"]
[White "Mostertman, Xander"]
[Black "Klapwijk, Bram"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1845"]
[BlackElo "1871"]
[PlyCount "38"]
[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. Nf3 c5 2. c4 Nc6 3. e3 e6 4. d4 d5 5. b3 Nf6 6. Bb2 cxd4 7. Nxd4 Bb4+ 8. Nc3 Ne4 9. Nxc6 bxc6 10. Qd4 Qa5 11. Rc1 Qxa2 12. Ba1 Qxa1 13. Rxa1 Bxc3+ 14. Qxc3 Nxc3 15. f3 c5 16. cxd5 Nxd5 17. Bb5+ Bd7 18. Bxd7+ Kxd7 19. Rd1 Ke7 0-1

[Event "Enschede op-B U16"]
[Site "Enschede"]
[Date "2009.08.04"]
[Round "2"]
[White "Rauw, Gert Jan"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2125"]
[BlackElo "1845"]
[PlyCount "57"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Qe2 Ne7 12. Be3 Qxe5 13. f4 Qd6 14. Rad1 Nc6 15. f5 e5 16. Be4 d4 17. Bxc6 Bxc6 18. Bxd4 f6 19. Qh5+ Ke7 20. Bxe5 fxe5 21. Rxd6 Kxd6 22. Rd1+ Kc7 23. Qf7+ Kb6 24. Nd5+ Ka7 25. Ne7 Bb5 26. Rc1 Rd8 27. a4 Bxa4 28. Nc8+ Kb8 29. Qc7+ 1-0

[Event "Enschede op-B U16"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "1"]
[White "Mostertman, Xander"]
[Black "Slagter, Jonathan"]
[Result "1-0"]
[ECO "B79"]
[WhiteElo "1845"]
[BlackElo "1388"]
[PlyCount "52"]
[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 Nc6 5. Be3 Nf6 6. Nc3 g6 7. f3 Bg7 8. Bc4 Bd7 9. Qd2 0-0 10. 0-0-0 Ne5 11. Bb3 Rc8 12. h4 Nc4 13. Bxc4 Rxc4 14. h5 Qa5 15. Kb1 Rfc8 16. Nb3 Qa6 17. hxg6 fxg6 18. Bh6 Ba4 19. Bxg7 Kxg7 20. Qh6+ Kf7 21. g4 b5 22. g5 b4 23. gxf6 Kxf6 24. Nd5+ Ke6 25. Qh3+ Kf7 26. Qh6 Ke8 1-0

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.05.02"]
[Round "9"]
[White "Manoch, Maurice"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "1833"]
[BlackElo "1837"]
[PlyCount "63"]
[EventDate "2009.04.24"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 0-0 8. Nf3 Nbc6 9. Bd3 f5 10. exf6 Rxf6 11. Qh5 g6 12. Qg5 Qf8 13. h4 c4 14. Be2 Nf5 15. g4 h6 16. Qd2 Ng7 17. Ne5 Nxe5 18. dxe5 Rxf2 19. Qxh6 Bd7 20. Be3 Rf7 21. h5 gxh5 22. g5 Nf5 23. Qxh5 Qg7 24. g6 Rff8 25. Bg5 Ng3 26. Qh7+ Qxh7 27. Rxh7 Ne4 28. Bh6 Be8 29. Rh8+ Kxh8 30. g7+ Kh7 31. gxf8Q Bg6 32. Qg7# 1-0

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.05.01"]
[Round "8"]
[White "Mostertman, Xander"]
[Black "Damen, Igor"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1837"]
[BlackElo "1738"]
[PlyCount "31"]
[EventDate "2009.04.24"]
[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. Nf3 Nc6 3. Bc4 d6 4. h3 Be7 5. Nc3 Nf6 6. d4 Nxd4 7. Nxd4 exd4 8. Qxd4 Be6 9. Bf4 Bxc4 10. Qxc4 a6 11. 0-0 0-0 12. Rad1 Qc8 13. a4 Bd8 14. b4 Qe6 15. Qxe6 fxe6 16. e5 1/2-1/2

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.04.30"]
[Round "7"]
[White "Faber, Jort"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1840"]
[BlackElo "1837"]
[PlyCount "81"]
[EventDate "2009.04.24"]
[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 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. e3 d6 6. Nge2 Bg4 7. h3 Bh5 8. 0-0 0-0 9. g4 Bg6 10. d4 exd4 11. exd4 Bb6 12. f4 h6 13. Kh2 Ne8 14. f5 Bh7 15. b4 Nxb4 16. Bxb7 Rb8 17. Bg2 c5 18. a3 cxd4 19. axb4 dxc3 20. Nxc3 Qf6 21. Ra3 Bd4 22. Nd5 Be5+ 23. Kh1 Qh4 24. Qe1 Qxe1 25. Rxe1 Nf6 26. Rxa7 Nxd5 27. Bxd5 Bc3 28. Ree7 Kh8 29. b5 Bf6 30. Rxf7 Rfe8 31. Bxh6 Bg8 32. Bxg7+ Bxg7 33. Rxg7 Bxd5+ 34. cxd5 Rxb5 35. Rh7+ Kg8 36. Rag7+ Kf8 37. f6 Re1+ 38. Kg2 Rb2+ 39. Kg3 Rg1+ 40. Kh4 Rh2 41. Rh8# 1-0

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.04.29"]
[Round "6"]
[White "Mostertman, Xander"]
[Black "Hachijan, Armen"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "1837"]
[BlackElo "2085"]
[PlyCount "46"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 a6 11. Be3 Rb8 12. Qc2 Ne5 13. b3 c5 14. Nde2 Bg4 15. Rad1 Qc8 16. Rxd6 Nf3+ 17. Bxf3 Bxf3 18. Bg5 Nxe4 19. Nxe4 Bxe4 20. Qd2 Qh3 21. Nf4 Qg4 22. f3 Qxf3 23. Ng2 Bc3 0-1

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.04.28"]
[Round "5"]
[White "Mostertman, Xander"]
[Black "Beijerinck, Nick"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1837"]
[BlackElo "1938"]
[PlyCount "45"]
[EventDate "2009.04.24"]
[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. d3 d6 3. g3 Nc6 4. Bg2 Nf6 5. f4 e6 6. Nf3 Be7 7. 0-0 0-0 8. Be3 Qc7 9. c3 Rd8 10. Nbd2 Ng4 11. Bf2 b6 12. Qe2 Nxf2 13. Rxf2 Ba6 14. Raf1 b5 15. Ne1 b4 16. f5 exf5 17. Rxf5 Bf6 18. e5 Re8 19. Ne4 Bxe5 20. Rxf7 Re7 21. Ng5 h6 22. Bd5 Kh8 23. Rf8+ 1-0

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.04.27"]
[Round "4"]
[White "Van den Bergh, Don"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1757"]
[BlackElo "1837"]
[PlyCount "91"]
[EventDate "2009.04.24"]
[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 a6 6. Bc4 e6 7. 0-0 Nc6 8. Qe2 b5 9. Bb3 Ra7 10. Rd1 Rd7 11. Be3 Be7 12. Rac1 Bb7 13. a4 b4 14. Na2 Nf6 15. Nd4 Nxd4 16. Bxd4 Nxe4 17. Nxb4 d5 18. Nxa6 Qa5 19. Nb8 Rd8 20. Nc6 Bxc6 21. Rxc6 0-0 22. Bb6 Qa8 23. Bxd8 Qxd8 24. Bc2 Nc5 25. b4 Nd7 26. Rb1 Bf6 27. Bd3 Nb8 28. Rcc1 e5 29. f3 Re8 30. Qc2 e4 31. Bb5 Bd4+ 32. Kh1 Rf8 33. fxe4 Be3 34. Rd1 d4 35. a5 Qf6 36. Rf1 Qh6 37. Rf3 Qg5 38. Rf5 Qe7 39. Qd3 Rc8 40. Bc4 Rf8 41. Rbf1 Kh8 42. Rxf7 Rxf7 43. Rxf7 Qxb4 44. Qb3 Qd6 45. Qb6 Qxb6 46. Rf8# 1-0

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.04.26"]
[Round "3"]
[White "Otten, Martijn"]
[Black "Mostertman, Xander"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1735"]
[BlackElo "1837"]
[PlyCount "76"]
[EventDate "2009.04.24"]
[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. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nf3 Nc6 6. a3 a5 7. Bg5 Bc5 8. e3 d6 9. Nc3 Bg4 10. Ne4 Qe7 11. h3 Bh5 12. g4 Bg6 13. Bxf6 gxf6 14. Ng3 e4 15. Nd2 Qe5 16. Qb1 Bxe3 17. Ndxe4 Bd4 18. Ra2 Qf4 19. Qc2 0-0 20. Bg2 Rae8 21. Kf1 Re5 22. Qd2 Qxd2 23. Nxd2 Bd3+ 24. Kg1 Re1+ 25. Bf1 Rd1 26. b3 Bc3 27. Nge4 Rxf1+ 28. Nxf1 Bxe4 29. f3 Bxf3 30. Rhh2 Bd4+ 31. Rhf2 Re8 32. Ng3 Re1+ 33. Kh2 Bxf2 34. Rxf2 Ne5 35. Nf5 Rd1 36. Nh4 Rd3 37. b4 Rxa3 38. bxa5 Bxg4 0-1

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.04.25"]
[Round "2"]
[White "Mostertman, Xander"]
[Black "Gunther, Justin"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1837"]
[BlackElo "2015"]
[PlyCount "83"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 b6 5. e3 Bb7 6. cxd5 exd5 7. b3 Ba6 8. Qc2 Nbd7 9. d4 Bb4+ 10. Nfd2 c5 11. Bf1 Bxf1 12. Kxf1 cxd4 13. exd4 Rc8 14. Qd1 0-0 15. Kg2 Bxd2 16. Nxd2 Qc7 17. Ba3 Rfe8 18. Rc1 Qb7 19. Qf3 Ne4 20. Qd3 b5 21. Bb4 Rc6 22. Rhe1 Rce6 23. Nf1 Nb8 24. Ne3 Na6 25. Bd2 Qd7 26. Ng4 f6 27. Ne3 Qf7 28. f3 Nd6 29. Rc6 Nb8 30. Rcc1 Qh5 31. Bb4 Nf7 32. Qxb5 Ng5 33. Qxd5 Qh3+ 34. Kg1 Na6 35. Ba3 Qh5 36. Rf1 Kh8 37. g4 Qh3 38. Rce1 Nc7 39. Qb7 Rxe3 40. Rxe3 Rxe3 41. Qxc7 Nxf3+ 42. Kf2 1/2-1/2

[Event "NED-ch U17"]
[Site "Venlo"]
[Date "2009.04.24"]
[Round "1"]
[White "Mostertman, Xander"]
[Black "Ten Hertog, Hugo"]
[Result "0-1"]
[ECO "D51"]
[WhiteElo "1837"]
[BlackElo "2008"]
[PlyCount "36"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. Qc2 Nf6 4. d4 c6 5. Bg5 Nbd7 6. Nc3 dxc4 7. e4 b5 8. e5 h6 9. Bh4 g5 10. Nxg5 hxg5 11. Bxg5 Bb7 12. exf6 Qa5 13. Be2 c5 14. Qd1 0-0-0 15. 0-0 Bd6 16. f4 cxd4 17. Rc1 Bc5 18. Nxb5 d3+ 0-1

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.30"]
[Round "9"]
[White "Mostertman, Xander"]
[Black "Dijkstra, Gerard"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1882"]
[BlackElo "1634"]
[PlyCount "75"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. e3 0-0 6. 0-0 b6 7. cxd5 exd5 8. b3 Ba6 9. Re1 Nbd7 10. d4 Ne4 11. Nfd2 Ndf6 12. Nxe4 Nxe4 13. f3 Nf6 14. Nc3 Bb4 15. Bb2 Re8 16. a3 Bf8 17. e4 dxe4 18. fxe4 Bb7 19. e5 Bxg2 20. Kxg2 Nd5 21. Ne4 c5 22. dxc5 bxc5 23. Qg4 Qc8 24. Qg5 Qc6 25. Kg1 Qg6 26. Qh4 Kh8 27. Rad1 Be7 28. Qh3 Nf4 29. Qf1 Ne6 30. Nd6 Rf8 31. Nf5 Bd8 32. Rd7 Bb6 33. Nd6 Kg8 34. Qc4 Rad8 35. Rb7 Nd4 36. Rf1 Qg5 37. Rbxf7 Qe3+ 38. Kh1 1-0

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.28"]
[Round "8"]
[White "Maris, Ivo"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1806"]
[BlackElo "1882"]
[PlyCount "113"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bg4 5. 0-0 e5 6. d4 cxd4 7. cxd4 Nfd7 8. Be3 Be7 9. Qb3 Bxf3 10. Bxf3 b6 11. Nc3 Nc6 12. Nb5 a6 13. Qd5 Ndb8 14. Na3 Ra7 15. Rac1 Nxd4 16. Bg4 Nd7 17. Bxd4 exd4 18. Nc4 0-0 19. Bxd7 Rxd7 20. Qxd4 Rb7 21. Rfd1 b5 22. Ne3 Bf6 23. Qxd6 Qxd6 24. Rxd6 Bxb2 25. Rc2 Be5 26. Rxa6 h6 27. Nd5 f5 28. Re6 Bd4 29. exf5 Kh7 30. g4 Rd7 31. Nf4 b4 32. Re4 Bc3 33. Ne2 Rd2 34. Rxd2 Bxd2 35. Rd4 Bc3 36. Nxc3 bxc3 37. Rc4 Ra8 38. Rxc3 Rxa2 39. Rc7 Ra4 40. h3 Ra6 41. Kg2 h5 42. f3 hxg4 43. fxg4 Kh6 44. Kg3 Ra3+ 45. Kh4 Ra4 46. Rc8 Kh7 47. Kh5 Ra6 48. h4 Ra5 49. Kg5 Ra6 50. h5 Rb6 51. Re8 Rf6 52. Re6 Rf8 53. h6 gxh6+ 54. Rxh6+ Kg7 55. f6+ Kg8 56. Kg6 Rf7 57. Rh8+ 1-0

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.28"]
[Round "7"]
[White "Mostertman, Xander"]
[Black "Wubs, Harry"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "1882"]
[BlackElo "1908"]
[PlyCount "79"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. d4 c6 7. 0-0 Nbd7 8. Qc2 Qc7 9. e4 e5 10. Rd1 exd4 11. Nxd4 Nc5 12. b4 Ne6 13. Nxe6 Bxe6 14. Bf4 Ne8 15. c5 Be5 16. cxd6 Bxd6 17. Rxd6 Nxd6 18. Nb5 Nxb5 19. Bxc7 Nxc7 20. Rd1 Rfd8 21. a4 a6 22. f4 Ne8 23. h3 Rac8 24. g4 f6 25. f5 Bf7 26. h4 b5 27. Rxd8 Rxd8 28. Qxc6 Rd6 29. Qc2 Bc4 30. axb5 axb5 31. g5 Rd3 32. Bf1 Rd4 33. Bxc4+ Rxc4 34. Qd2 Kf8 35. gxf6 Rxe4 36. Qh6+ Kg8 37. f7+ Kxf7 38. Qxh7+ Kf6 39. Qxg6+ Ke7 40. h5 1-0

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.27"]
[Round "6"]
[White "Dijkstra, Maarten"]
[Black "Mostertman, Xander"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1869"]
[BlackElo "1882"]
[PlyCount "88"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 Qb6 7. b3 g6 8. e4 Bg7 9. Bc4 Nh5 10. Be3 Qa5 11. g4 Nf6 12. Ne2 d6 13. a4 Nfd7 14. 0-0 0-0 15. Qc2 Ne5 16. Nd2 f5 17. gxf5 gxf5 18. Kh1 Qd8 19. Nf4 Nxc4 20. Nxc4 Qe8 21. Rg1 Kh8 22. Rg3 Be5 23. Qd2 Bxf4 24. Bxf4 fxe4 25. fxe4 Nd7 26. Bh6 Rg8 27. Rxg8+ Qxg8 28. Rg1 Qf7 29. Qe3 Nf8 30. h4 Bd7 31. Qe2 Ng6 32. h5 Qf6 33. Bg5 Qxc3 34. Qb2 Qxb2 35. Nxb2 Ne5 36. Bxe7 Ng4 37. Bxd6 b6 38. e5 Bf5 39. Rg3 Nf2+ 40. Kg1 Ne4 41. Rg2 Nxd6 42. exd6 Rd8 43. Nc4 Be4 44. Rg4 Bxd5 1/2-1/2

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.26"]
[Round "5"]
[White "Mostertman, Xander"]
[Black "Valiente, Paulo"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "1882"]
[BlackElo "1845"]
[PlyCount "33"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. d4 c6 6. e4 Qc7 7. Bg2 Nbd7 8. 0-0 0-0 9. Qc2 e5 10. Rd1 Re8 11. b3 Nh5 12. Ba3 Bf8 13. d5 c5 14. Nb5 Qd8 15. Bc1 a6 16. Nc3 Bg7 17. Bg5 1/2-1/2

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.24"]
[Round "4"]
[White "Ten Vergert, Paul"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1980"]
[BlackElo "1882"]
[PlyCount "59"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[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. h4 Rfc8 13. h5 Qa5 14. hxg6 fxg6 15. a3 Rab8 16. g4 Bf7 17. g5 Nh5 18. Bxg7 Nxg7 19. f4 b5 20. f5 b4 21. Nd5 Bxd5 22. exd5 Nxf5 23. Bh3 Rf8 24. Qe1 Qb6 25. Bxf5 Rxf5 26. Qe6+ Kf8 27. Rxh7 bxa3 28. Qxe7+ Kg8 29. Rg7+ Kh8 30. Rh1# 1-0

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.23"]
[Round "3"]
[White "Haveman, Koen"]
[Black "Mostertman, Xander"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1869"]
[BlackElo "1882"]
[PlyCount "66"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d3 g6 6. f4 Bg7 7. Nf3 e6 8. 0-0 Ne7 9. Qe1 f6 10. Bd2 0-0 11. e5 fxe5 12. fxe5 Nf5 13. Be3 Nd4 14. Nxd4 Rxf1+ 15. Qxf1 cxd4 16. Bxd4 c5 17. Be3 Bxe5 18. Qf3 Rb8 19. Bh6 Bb7 20. Ne4 Qh4 21. Qh3 Qxh3 22. gxh3 Bxe4 23. dxe4 Rxb2 24. Rf1 Bg7 25. Bf4 Bf8 26. e5 d5 27. Bg5 Bg7 28. Bf6 Rxc2 29. Bxg7 Kxg7 30. Rf6 Rxa2 31. Rxe6 Kf7 32. Rf6+ Ke7 33. Rc6 c4 0-1

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.22"]
[Round "2"]
[White "Mostertman, Xander"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "1882"]
[BlackElo "2019"]
[PlyCount "95"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. Qf3 Qb6 12. Bxf6 Nxf6 13. Qxf6 Rh6 14. Qf4 Bb7 15. Be2 Rg6 16. Bf3 Bh6 17. Qe4 0-0-0 18. Rd1 Rd7 19. a3 Qd8 20. 0-0 c5 21. d5 a6 22. Bg4 Qg5 23. Bh3 Qf4 24. Qc2 Qxe5 25. dxe6 Qxe6 26. Bxe6 Rxg2+ 27. Kh1 fxe6 28. Ne4 Rdg7 29. Nd6+ Kc7 30. Nxb7 Bf4 31. Qh7 Rxh7 32. Kxg2 Kxb7 33. Rh1 Kc6 34. h4 b4 35. axb4 cxb4 36. Rd4 Be5 37. Rxc4+ Kb5 38. b3 Bc3 39. Re4 e5 40. Rd1 Kc5 41. Rc4+ Kb6 42. Rd6+ Kb7 43. Rg4 Bd4 44. f4 Rc7 45. fxe5 Rc2+ 46. Kf3 Bxe5 47. Rxb4+ Kc7 48. Rxa6 1-0

[Event "Vlissingen HZ op 12th"]
[Site "Vlissingen"]
[Date "2008.08.05"]
[Round "5"]
[White "Mostertman, Xander"]
[Black "Roggeveen, Pieter"]
[Result "0-1"]
[ECO "C52"]
[BlackElo "2093"]
[PlyCount "46"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 Nge7 8. cxd4 d5 9. exd5 Nxd5 10. Ba3 Be6 11. Qb3 Bb4 12. Bxb4 Ncxb4 13. a3 Nc6 14. Qxb7 Na5 15. Bb5+ Kf8 16. Qa6 Nb3 17. Ra2 Nb6 18. Ba4 Nxd4 19. Rd2 Nxf3+ 20. gxf3 Qg5+ 21. Kh1 Bc4 22. Qb7 Bxf1 23. Qxc7 Qg2# 0-1

[Event "Vlissingen HZ op 12th"]
[Site "Vlissingen"]
[Date "2008.08.02"]
[Round "1"]
[White "Mostertman, Xander"]
[Black "Bezemer, Arno J"]
[Result "0-1"]
[ECO "B87"]
[BlackElo "2324"]
[PlyCount "48"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 Be7 8. f4 b5 9. Bb3 0-0 10. a3 Bb7 11. Qe2 Qc7 12. Bxe6 fxe6 13. Nxe6 Qc6 14. Nxf8 Bxf8 15. e5 Nd5 16. Nxd5 Qxd5 17. Be3 dxe5 18. Rad1 Qe4 19. fxe5 Nc6 20. Rd7 Nxe5 21. Rc7 Bd6 22. Rc3 Ng4 23. Kh1 Qe5 24. Rf4 Nxe3 0-1

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.05.03"]
[Round "9"]
[White "Maris, Ivo"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1780"]
[BlackElo "1649"]
[PlyCount "45"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 Nxe4 7. d5 Qa5+ 8. Nc3 Nxc3 9. bxc3 Ne5 10. Nxe5 Qxc3+ 11. Bd2 Qxe5 12. 0-0 Bd7 13. Rb1 b6 14. Bb5 Qxd5 15. Bxd7+ Kxd7 16. Qa4+ Qc6 17. Qg4+ e6 18. Rfc1 f5 19. Qb4 d5 20. Qd4 Qb7 21. Bg5 b5 22. Qe5 Rg8 23. Rxb5 1-0

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.05.02"]
[Round "7"]
[White "Mostertman, Xander"]
[Black "Loots, Jeroen"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1649"]
[BlackElo "1658"]
[PlyCount "99"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Nc3 Nxc3 6. dxc3 e6 7. Bd3 Bxc5 8. Qg4 g6 9. Ne2 Nc6 10. Qg3 b6 11. 0-0 Bb7 12. b4 Be7 13. f4 a5 14. bxa5 Bc5+ 15. Be3 Bxe3+ 16. Qxe3 Nxa5 17. Ng3 Qe7 18. Ne4 Bxe4 19. Bxe4 Rb8 20. Qf3 Nc4 21. Rad1 Qc5+ 22. Rd4 Nd2 23. Qe3 Nxf1 24. Kxf1 0-0 25. h4 d5 26. Bc2 Qe7 27. Qg3 f5 28. h5 Qg7 29. Rd3 gxh5 30. Qh4 Qf7 31. Rg3+ Kh8 32. Rg5 Rg8 33. Rxh5 Rbf8 34. Bd1 Rg7 35. Kf2 Rfg8 36. Bf3 Qe7 37. Qh2 Qc5+ 38. Kf1 Qxc3 39. Qh4 Qa1+ 40. Kf2 Qxa2+ 41. Kf1 Qb1+ 42. Kf2 Qc2+ 43. Ke1 Qc1+ 44. Kf2 Rxg2+ 45. Bxg2 Qd2+ 46. Kf1 Qxg2+ 47. Ke1 Qg1+ 48. Kd2 Rg2+ 49. Kc3 Qc1+ 50. Kd3 0-1

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.05.02"]
[Round "8"]
[White "Mostertman, Xander"]
[Black "Suilen, Willem"]
[Result "1/2-1/2"]
[ECO "C57"]
[WhiteElo "1649"]
[BlackElo "1564"]
[PlyCount "23"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. dxc6 bxc4 7. Qe2 Qd5 8. 0-0 Bd6 9. Qf3 e4 10. Nxe4 Nxe4 11. Re1 0-0 12. Qxe4 1/2-1/2

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.05.01"]
[Round "6"]
[White "Van der Werff, Frank"]
[Black "Mostertman, Xander"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1504"]
[BlackElo "1649"]
[PlyCount "28"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Bd6 6. 0-0 0-0 7. Bg5 Bg4 8. h3 Bh5 9. Nc3 c6 10. Ne5 Bxe2 11. Qxe2 Re8 12. f4 Nbd7 13. Qd3 Qb6 14. Kh2 Qc7 1/2-1/2

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.04.30"]
[Round "5"]
[White "Brookes, Christopher"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1849"]
[BlackElo "1649"]
[PlyCount "55"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[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. g4 Nxd4 12. Bxd4 b5 13. Bb3 a5 14. e5 dxe5 15. Bxe5 b4 16. Nd5 Rb7 17. Bxf6 exf6 18. Rhe1 Be6 19. Qe2 Qb8 20. Kb1 Bxd5 21. Bxd5 Rb5 22. Qc4 Rc8 23. Bxf7+ Kf8 24. Qd3 Rbc5 25. Bb3 Re5 26. Qd7 Qc7 27. Rxe5 fxe5 28. Qe6 1-0

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.04.30"]
[Round "4"]
[White "Mostertman, Xander"]
[Black "Van Veelen, Thomas"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1649"]
[BlackElo "1664"]
[PlyCount "58"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. b4 cxd4 7. b5 Na5 8. cxd4 Bd7 9. Nc3 Bb4 10. Bd2 Rc8 11. Na4 Bxd2+ 12. Qxd2 Qc7 13. Bd3 Nc4 14. Qg5 Ne7 15. Qxg7 Rg8 16. Qf6 Qa5+ 17. Ke2 Qxa4 18. Ng5 Rf8 19. Nxh7 Qb4 20. Qh6 Qb2+ 21. Kf3 Nd2+ 22. Kg3 Rg8+ 23. Kh3 Kd8 24. Nf6 Qxd4 25. Nxg8 Qxd3+ 26. g3 Qf5+ 27. Kg2 Qf3+ 28. Kg1 Ne4 29. Rf1 Nxg8 0-1

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.04.29"]
[Round "3"]
[White "Mostertman, Xander"]
[Black "Beeren, Thom"]
[Result "0-1"]
[ECO "C51"]
[WhiteElo "1649"]
[BlackElo "1668"]
[PlyCount "38"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. 0-0 d6 7. d4 exd4 8. cxd4 Bb6 9. Re1 Nge7 10. Ng5 Rf8 11. Nxh7 Bxd4 12. Bh6 Bxa1 13. e5 Bf5 14. Bxg7 Bxh7 15. Bxf8 Kxf8 16. Qh5 Bg8 17. Qh6+ Ke8 18. e6 d5 19. exf7+ Bxf7 0-1

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.04.29"]
[Round "2"]
[White "Von Meijenfeldt, Bart"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1740"]
[BlackElo "1649"]
[PlyCount "49"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be3 Nbd7 7. Na3 a6 8. Nc4 Be7 9. dxc5 Bxc5 10. Bxc5 Qxc5 11. Nd6+ Ke7 12. Nc4 Rd8 13. Qc2 h6 14. 0-0-0 Nd5 15. Bd3 N7f6 16. Rhe1 b5 17. Nce5 Bb7 18. Be4 Nxe4 19. Qxe4 Rab8 20. Nxf7 Nxc3 21. Qxe6+ Kf8 22. Rxd8+ Rxd8 23. Nxd8 Ne4+ 24. Kb1 Bd5 25. Rxe4 1-0

[Event "NED-ch U15"]
[Site "Venlo"]
[Date "2008.04.28"]
[Round "1"]
[White "Mostertman, Xander"]
[Black "Lentjes, Noud"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1649"]
[BlackElo "1883"]
[PlyCount "133"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. b4 cxd4 7. b5 Na5 8. cxd4 Bd7 9. Nc3 Bb4 10. Bd2 Bxc3 11. Bxc3 Rc8 12. Qd2 Nc4 13. Bxc4 Rxc4 14. a4 Qc7 15. Rc1 Nh6 16. 0-0 0-0 17. Bb4 Rc8 18. Bd6 Qd8 19. Qb2 Nf5 20. Qa3 Qa5 21. Ra1 Nxd4 22. Nxd4 Rxd4 23. Rac1 Qxa4 24. Rxc8+ Bxc8 25. Qc3 Rc4 26. Qe3 Bd7 27. Qg5 Qxb5 28. Qe7 Rc8 29. h3 Re8 30. Qg5 h6 31. Qh4 Rc8 32. Be7 Qd3 33. Qg4 Rc4 34. Qh5 Qd2 35. Rd1 Rc1 36. Rxc1 Qxc1+ 37. Kh2 d4 38. Qg4 d3 39. Bf6 g6 40. Qd4 Qc6 41. Qxd3 Kh7 42. Qa3 Qc8 43. Qxa7 b5 44. Qa3 Bc6 45. Qe7 Kg8 46. Qd8+ Qxd8 47. Bxd8 b4 48. Be7 b3 49. Ba3 Kg7 50. f4 g5 51. g3 Kg6 52. h4 gxh4 53. gxh4 Kf5 54. Kg3 Ke4 55. Kg4 Bb5 56. Kh5 Kxf4 57. Bb2 f6 58. exf6 Be8+ 59. Kxh6 e5 60. Kg7 e4 61. f7 Bxf7 62. Kxf7 e3 63. Bc1 Kg4 64. Bxe3 b2 65. Bg5 b1Q 66. Kg7 Qb6 67. Kh7 0-1

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.26"]
[Round "5"]
[White "Mostertman, Xander"]
[Black "Pieters, Minko"]
[Result "0-1"]
[ECO "B84"]
[PlyCount "72"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 Be7 8. 0-0 b5 9. a3 Bb7 10. Qd3 Nfd7 11. Nb3 Nc6 12. f4 Nc5 13. Nxc5 dxc5 14. Qxd8+ Rxd8 15. Bf3 Nd4 16. Bxd4 cxd4 17. Ne2 Bc5 18. Kh1 f6 19. e5 Bxf3 20. Rxf3 Rd5 21. Rd3 Kf7 22. exf6 gxf6 23. Rad1 e5 24. fxe5 fxe5 25. Rf1+ Ke6 26. Ng3 a5 27. Ne4 Be7 28. Rdf3 Rdd8 29. Kg1 Rc8 30. R1f2 b4 31. a4 Rc6 32. Re2 Rhc8 33. Rff2 Kd5 34. b3 Bd8 35. Rf7 Ke6 36. Rf8 d3 0-1

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.24"]
[Round "4"]
[White "Slagter, David"]
[Black "Mostertman, Xander"]
[Result "1/2-1/2"]
[ECO "B77"]
[PlyCount "56"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[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 Nd7 10. Nxc6 bxc6 11. h4 Ne5 12. Bb3 h5 13. 0-0-0 Qc7 14. Bh6 Bd7 15. Bxg7 Kxg7 16. Qg5 Rac8 17. Rdf1 Rh8 18. Rhg1 e6 19. g4 hxg4 20. fxg4 Qd8 21. Qd2 Qxh4 22. g5 Qh2 23. Qxd6 Nf3 24. Qxd7 Rhd8 25. Qxa7 Qf4+ 26. Kb1 Nd2+ 27. Ka1 Nxf1 28. a3 Nd2 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.27"]
[Round "7"]
[White "Duburg, Jamie"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1532"]
[BlackElo "1368"]
[PlyCount "61"]
[EventDate "2006.05.25"]
[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. Bc4 d6 3. c3 Nc6 4. Nf3 Bg4 5. Bxf7+ Kd7 6. Bd5 Na5 7. Ne5+ dxe5 8. Qxg4+ Kc7 9. Qe6 Qd6 10. Na3 a6 11. Qxd6+ exd6 12. Nc4 Nxc4 13. Bxc4 Nf6 14. d3 b5 15. Bb3 Be7 16. a4 h6 17. Ke2 Nh5 18. g3 Rhf8 19. Bd5 Rab8 20. axb5 axb5 21. Ra7+ Kd8 22. Be3 Nf6 23. Be6 h5 24. h3 c4 25. Rha1 cxd3+ 26. Kxd3 b4 27. Ra8 Rxa8 28. Bb6+ Ke8 29. Rxa8+ Bd8 30. Bxd8 bxc3 31. Bxf6# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.27"]
[Round "9"]
[White "Mostertman, Xander"]
[Black "Bakker, Jouke"]
[Result "1-0"]
[ECO "C46"]
[WhiteElo "1368"]
[BlackElo "963"]
[PlyCount "66"]
[EventDate "2006.05.25"]
[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. Nf3 Nc6 3. Nc3 Bc5 4. d3 d6 5. Be2 Nge7 6. 0-0 0-0 7. Bg5 Be6 8. Qd2 Qd7 9. Be3 Bb6 10. Bxb6 axb6 11. Ng5 h6 12. Nxe6 Qxe6 13. f4 f6 14. fxe5 fxe5 15. b3 Rxf1+ 16. Rxf1 Rf8 17. Rxf8+ Kxf8 18. Nb5 Qd7 19. d4 exd4 20. Nxd4 Nxd4 21. Qxd4 c5 22. Qf2+ Kg8 23. Bc4+ Kh7 24. Bd3 Kg8 25. Qe3 Qe8 26. e5 Nd5 27. Qf3 Qxe5 28. Bc4 Qa1+ 29. Kf2 Qd4+ 30. Kg3 Qe5+ 31. Kh3 Qe6+ 32. g4 h5 33. Qxd5 hxg4+ 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.27"]
[Round "8"]
[White "Schonwetter, Wouter"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1424"]
[BlackElo "1368"]
[PlyCount "41"]
[EventDate "2006.05.25"]
[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. Bc4 Bg7 7. Bg5 0-0 8. Qd2 Ng4 9. h3 Nf6 10. 0-0-0 a6 11. Bh6 b5 12. Bb3 b4 13. Nd5 Nxe4 14. Qe3 Bxh6 15. Qxh6 Nxf2 16. Rde1 Nxh1 17. Rxh1 Bb7 18. Nf3 e6 19. Ng5 Re8 20. Qxh7+ Kf8 21. Qxf7# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.26"]
[Round "4"]
[White "Mostertman, Xander"]
[Black "Dijkstra, Yolmer"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1368"]
[PlyCount "97"]
[EventDate "2006.05.25"]
[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. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 d6 5. 0-0 Bg4 6. Be2 Nf6 7. d3 h6 8. Nd2 Bxe2 9. Qxe2 Nd4 10. Qd1 0-0 11. Nf3 a6 12. Be3 Re8 13. Bxd4 exd4 14. Ne2 d5 15. Nexd4 dxe4 16. dxe4 Bxd4 17. Nxd4 Rxe4 18. Nb3 Qxd1 19. Raxd1 Re2 20. Rd2 Rxd2 21. Nxd2 Rd8 22. Nb3 Ne4 23. f3 Nd2 24. Re1 Nxb3 25. cxb3 Kh7 26. Re7 Rd1+ 27. Kf2 Rd2+ 28. Kg3 Rxb2 29. Rxc7 Rxa2 30. Rxb7 f6 31. Rb4 a5 32. Ra4 Rb2 33. Ra3 g5 34. Kh3 Kg6 35. g4 h5 36. Kg3 h4+ 37. Kh3 Rf2 38. b4 axb4 39. Rb3 f5 40. Rxb4 Rxf3+ 41. Kg2 fxg4 42. Rxg4 Rf4 43. Kh3 Rf3+ 44. Kg2 Rd3 45. Re4 Rd2+ 46. Kg1 Kf5 47. Ra4 g4 48. h3 g3 49. Rxh4 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.26"]
[Round "6"]
[White "Mostertman, Xander"]
[Black "Huang, Jeffrey"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1368"]
[BlackElo "1571"]
[PlyCount "72"]
[EventDate "2006.05.25"]
[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. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 Bb4 11. Ne2 Qxe5 12. Bf4 Qf6 13. a3 Ba5 14. b4 Bb6 15. Bg3 Ne7 16. Qb3 0-0 17. Rac1 Nc6 18. Rfd1 Ne5 19. Qc3 Ng4 20. Qe1 e5 21. h3 Nh6 22. Nc3 d4 23. Bxe5 Qg5 24. Ne4 Qxe5 25. g4 Rae8 26. Qd2 Bc6 27. Re1 Bxe4 28. Bxe4 Bc7 29. Bxh7+ Kxh7 30. Rxe5 Bxe5 31. Qd3+ g6 32. Qf3 Rc8 33. Rxc8 Rxc8 34. g5 Nf5 35. Qe4 d3 36. Qe1 Bf4 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.26"]
[Round "5"]
[White "Reitsma, Bram"]
[Black "Mostertman, Xander"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1322"]
[BlackElo "1368"]
[PlyCount "126"]
[EventDate "2006.05.25"]
[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 g6 5. Nc3 Bg7 6. Be3 Nc6 7. Qd2 Nf6 8. f3 0-0 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. g4 Qc7 12. h4 b5 13. Bxb5 Rab8 14. Kb1 Qb7 15. Qc1 Rfc8 16. g5 Nh5 17. Bxg7 Kxg7 18. Rd3 Rxc3 19. Rxc3 Qxb5 20. b3 Kg8 21. Rd1 Ng3 22. Rcd3 a5 23. Qb2 a4 24. e5 axb3 25. cxb3 Bf5 26. Qc3 Bxd3+ 27. Rxd3 Qxe5 28. Qc4 Qe1+ 29. Kc2 Ne2 30. Rd1 Qf2 31. Rd2 Qxf3 32. Qxe2 Rc8+ 33. Kd1 Qh1+ 34. Qe1 Qf3+ 35. Qe2 Qb7 36. Rd3 Qc7 37. Qb2 Qc6 38. Re3 Qd5+ 39. Qd2 Qb7 40. Rc3 Rxc3 41. Qxc3 Qd5+ 42. Kc2 Qg2+ 43. Qd2 Qxd2+ 44. Kxd2 Kf8 45. Kd3 Ke8 46. Kd4 f5 47. gxf6 exf6 48. a4 g5 49. hxg5 fxg5 50. Ke4 h6 51. Kf3 Kd7 52. Ke4 Kc6 53. Kf3 h5 54. Kg3 h4+ 55. Kh3 d5 56. b4 d4 57. b5+ Kb6 58. Kh2 d3 59. a5+ Kxa5 60. b6 Kxb6 61. Kh3 d2 62. Kh2 d1Q 63. Kh3 Qd4 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.25"]
[Round "3"]
[White "Mostertman, Xander"]
[Black "Van Overdam, Jan"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1368"]
[BlackElo "1594"]
[PlyCount "30"]
[EventDate "2006.05.25"]
[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 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. exd5 Nxd5 10. 0-0-0 Nxe3 11. Qxe3 Bxd4 12. Qd3 Qb6 13. Qc4 Rd8 14. Kb1 Be6 15. Qd3 Bxc3 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.25"]
[Round "2"]
[White "Van Overdam, Julian"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1685"]
[BlackElo "1368"]
[PlyCount "53"]
[EventDate "2006.05.25"]
[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 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. Kb1 b5 13. Nd5 Qa4 14. b3 Qa3 15. Bb2 Qc5 16. Nxe7+ Kh8 17. Qxd6 Qf2 18. Qg3 Qc5 19. Nd5 Bxd5 20. exd5 Rac8 21. c4 bxc4 22. Bxc4 Rfd8 23. Qf4 Kg8 24. Bxf6 Bf8 25. Bxd8 Rxd8 26. d6 Rd7 27. Rhe1 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2006.05.25"]
[Round "1"]
[White "Von Meijenfeldt, Bart"]
[Black "Mostertman, Xander"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1622"]
[BlackElo "1368"]
[PlyCount "124"]
[EventDate "2006.05.25"]
[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 Nc6 5. Bb5 Bd7 6. Nc3 g6 7. 0-0 Bg7 8. Be3 Nf6 9. Qd2 0-0 10. Nxc6 Bxc6 11. Bxc6 bxc6 12. Rad1 Qc7 13. Bh6 Rad8 14. h3 Rd7 15. Bxg7 Kxg7 16. Qe2 Rfd8 17. Rd2 Qb6 18. b3 Qb4 19. Rd3 d5 20. Rfd1 d4 21. e5 Nd5 22. Nxd5 Rxd5 23. e6 f6 24. f4 R5d6 25. f5 Qc5 26. Rf1 Qe5 27. Qxe5 fxe5 28. fxg6 Kxg6 29. Rg3+ Kh6 30. Re1 Rxe6 31. Re4 Kh5 32. Rf3 Rg8 33. Kf2 Rgg6 34. g3 Rgf6 35. h4 Rxf3+ 36. Kxf3 Kg6 37. Kg4 h5+ 38. Kf3 Rf6+ 39. Ke2 Kf5 40. Kd3 Rg6 41. Re2 Rxg3+ 42. Kd2 e4 43. Rf2+ Ke5 44. Rh2 e3+ 45. Kd3 Rf3 46. Ke2 Rf2+ 47. Rxf2 exf2 48. Kxf2 Kf4 49. Ke2 e5 50. Kd3 e4+ 51. Kxd4 Kf3 52. Ke5 e3 53. Kf5 e2 54. Kg5 e1Q 55. Kxh5 Kf4 56. c4 Kf5 57. Kh6 Qxh4+ 58. Kg7 Qf6+ 59. Kh7 Qe6 60. b4 Qf7+ 61. Kh8 Qe7 62. b5 Kg6 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "10"]
[White "Mostertman, Xander"]
[Black "Schippers, Philippe"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1418"]
[BlackElo "1533"]
[PlyCount "30"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[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. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Qd3 0-0 7. Be2 Re8 8. Bf3 d5 9. Bg5 dxe4 10. Bxe4 Bxc3+ 11. bxc3 Nxd4 12. cxd4 Bf5 13. f3 Qd5 14. Bxf6 gxf6 15. c4 Bxe4 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "5"]
[White "Mostertman, Xander"]
[Black "Decoster, Sam"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1418"]
[BlackElo "1663"]
[PlyCount "36"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Be3 Qxb2 6. Nxc6 Qxa1 7. Nxa7 Qxa2 8. Nb5 Qa5+ 9. N1c3 g6 10. Bd2 Kd8 11. Bf4 Bg7 12. Bc7+ Qxc7 13. Nxc7 Bxc3+ 14. Ke2 Kxc7 15. Qd5 Bf6 16. Qc4+ Kb8 17. g3 b6 18. Bg2 Ba6 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2005.08.08"]
[Round "1"]
[White "Beyens, Thierry"]
[Black "Mostertman, Xander"]
[Result "1-0"]
[ECO "C55"]
[BlackElo "1418"]
[PlyCount "57"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[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 Nc6 4. Bc4 Be7 5. 0-0 d6 6. b3 0-0 7. Bb2 Bg4 8. Be2 d5 9. d3 d4 10. Nd5 Nxd5 11. exd5 Qxd5 12. Nxd4 Nxd4 13. Bxg4 f5 14. c4 Qd6 15. Bf3 c6 16. a4 Qb4 17. Ba3 Qc3 18. Bxe7 Rf7 19. Ba3 Nxb3 20. Rb1 Nd2 21. Bb4 Nxf3+ 22. Qxf3 Qd4 23. Qe3 Qg4 24. Qxe5 f4 25. Rfe1 h6 26. Re4 g5 27. Bc3 Kh7 28. Qe6 Qh5 29. g4 1-0

