[Event "EU-Cup 38th"]
[Site "Durres"]
[Date "2023.10.05"]
[Round "5.3"]
[White "Cahen, Alexis"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2049"]
[BlackElo "2118"]
[PlyCount "157"]
[EventDate "2023.10.01"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ALB"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Differdange"]
[BlackTeam "Paul Keres II"]
[WhiteTeamCountry "LUX"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. a4 b4 6. Nbd2 exd5 7. cxd5 d6 8. e4 Be7 9. Bb5+ Bd7 10. Bd3 Bg4 11. b3 0-0 12. Bb2 Nfd7 13. Nc4 Bf6 14. Ra2 Bxb2 15. Rxb2 Qf6 16. h3 Bxf3 17. Qxf3 Qc3+ 18. Rd2 Ne5 19. Nxe5 Qxe5 20. 0-0 Nd7 21. Bb5 Nf6 22. Re1 a6 23. Bc6 Ra7 24. Qe3 Nh5 25. g3 g5 26. Rf1 Re7 27. Re2 Kh8 28. Kh2 Rg8 29. a5 Nf6 30. Rfe1 Rg6 31. f4 gxf4 32. Qxf4 Qd4 33. e5 Rxe5 34. Rxe5 dxe5 35. Qxd4 exd4 36. d6 Kg7 37. d7 Nxd7 38. Bxd7 d3 39. Rd1 Rd6 40. Bf5 d2 41. Kg2 Rd4 42. Kf3 c4 43. Ke3 Rd5 44. Be4 Rxa5 45. bxc4 f5 46. Bd3 Ra2 47. Rxd2 f4+ 48. gxf4 b3 49. Bb1 Ra3 50. Kd4 Kf6 51. Rb2 a5 52. Bxh7 a4 53. Kc3 Ra1 54. Rb1 Ra2 55. Kb4 Ke7 56. c5 Kd8 57. Bg8 Kc7 58. Bd5 Rd2 59. Bc4 Rd4 60. Kxa4 Rxc4+ 61. Kb5 Rc3 62. Kb4 Rxh3 63. Rxb3 Rh4 64. Rf3 Kc6 65. Kc4 Rh5 66. Kd4 Rxc5 67. Ra3 Rc1 68. Ke5 Kd7 69. Kf6 Rc6+ 70. Kf7 Rc5 71. Rd3+ Kc6 72. Ke6 Rc1 73. f5 Re1+ 74. Kf7 Rf1 75. f6 Rf2 76. Ke7 Re2+ 77. Kf8 Rf2 78. f7 Rf4 79. Rg3 1-0

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2023.06.25"]
[Round "5"]
[White "Wunnink, Michael"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2263"]
[BlackElo "2110"]
[PlyCount "55"]
[EventDate "2023.06.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Nc3 Bb7 9. Be2 Be7 10. 0-0 g5 11. Be3 Nc6 12. Rc1 Nb4 13. Nd2 Nd3 14. Rb1 c5 15. dxc5 Bxc5 16. Bxc5 Nxc5 17. Nxc4 Nxc4 18. Bxc4 Qxd1 19. Rbxd1 Ke7 20. Nb5 Rhd8 21. Nd6 Bc6 22. Rc1 Nd7 23. Rfe1 Nb8 24. b4 Bd7 25. b5 Bc8 26. Be2 Nd7 27. Rc7 f6 28. Rec1 1-0

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2023.06.24"]
[Round "3"]
[White "Goudriaan, Etienne"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2332"]
[BlackElo "2110"]
[PlyCount "95"]
[EventDate "2023.06.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. e3 Be7 7. Nge2 0-0 8. 0-0 Na6 9. d4 exd4 10. Nxd4 c6 11. Qf3 Nb4 12. Rd1 Qc7 13. e4 Bf6 14. Bf4 Be5 15. a3 Na6 16. Rac1 Qe7 17. b4 Nc7 18. Nf5 Bxf5 19. exf5 Bxf4 20. Qxf4 Rfe8 21. Ne4 Ncd5 22. Qf3 Nd7 23. h4 Ne5 24. Qb3 a6 25. Nc5 Nf6 26. a4 Rad8 27. Re1 Qc7 28. b5 axb5 29. axb5 Qc8 30. bxc6 bxc6 31. Qc2 Neg4 32. Rxe8+ Rxe8 33. Nb3 h5 34. Bxc6 Re5 35. Nd4 Nh6 36. Ra1 Kh7 37. Ra8 Qc7 38. Nf3 Rxf5 39. Be4 Qxc2 40. Ng5+ Kg6 41. Bxc2 Nfg4 42. Ra6+ f6 43. Nh3 Kf7 44. Ra7+ Kg8 45. Bxf5 Nxf5 46. Nf4 Nd4 47. Nxh5 Ne6 48. Re7 1-0

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.20"]
[Round "4"]
[White "Van de Griendt, Jan Willem"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2365"]
[BlackElo "2110"]
[PlyCount "65"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Ba6 7. Bxa6 Qa5+ 8. Nc3 Qxa6 9. Nge2 g6 10. 0-0 Bg7 11. Rb1 0-0 12. b4 cxb4 13. Rxb4 Qd6 14. Rc4 Ra5 15. e4 Ng4 16. Bf4 Be5 17. Qd2 Qa6 18. Rb4 d6 19. Rfb1 Nd7 20. Rb7 Nc5 21. R7b6 Qc4 22. Bxe5 dxe5 23. R6b4 Qd3 24. Rd1 Qa6 25. h3 Nf6 26. Rdb1 Kg7 27. Nc1 Rc8 28. Nb3 Na4 29. Ne2 Rb5 30. Qd3 Rb6 31. Qxa6 Rxa6 32. Rc1 Rxc1+ 33. Nbxc1 1-0

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.19"]
[Round "2"]
[White "Ten Hertog, Hugo"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "C23"]
[WhiteElo "2526"]
[BlackElo "2110"]
[PlyCount "49"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 c6 3. d4 b5 4. Bb3 exd4 5. Qxd4 Qf6 6. Nf3 Qxd4 7. Nxd4 Na6 8. c4 b4 9. 0-0 g6 10. e5 Bg7 11. f4 Ne7 12. Be3 0-0 13. Nd2 d6 14. exd6 Nf5 15. Nxf5 Bxf5 16. Ba4 Bd7 17. Nb3 Bxb2 18. Rad1 Rfe8 19. Bf2 Bc3 20. Na5 Rac8 21. Bxa7 b3 22. Nxb3 Ra8 23. Bf2 Nb8 24. Nc5 Bb4 25. Nxd7 1-0

[Event "Utrecht Keres Memorial"]
[Site "Utrecht"]
[Date "2022.05.27"]
[Round "2"]
[White "Boogaard, Sander"]
[Black "Floor, Dirk"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2122"]
[BlackElo "2203"]
[PlyCount "53"]
[EventDate "2022.05.27"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bb5+ Bd7 6. a4 Nc6 7. 0-0 e6 8. d3 Nge7 9. Be3 Nd4 10. Bxd7+ Qxd7 11. Qd2 0-0 12. Qf2 Nec6 13. Nd1 d5 14. Nxd4 cxd4 15. Bd2 f5 16. e5 a5 17. c3 dxc3 18. bxc3 d4 19. Nb2 dxc3 20. Bxc3 Rfb8 21. Rfd1 b5 22. axb5 Rxb5 23. Nc4 Qd8 24. Nd6 Rd5 25. Rab1 Rxd6 26. Rb6 Rc8 27. Bxa5 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2019.06.23"]
[Round "6"]
[White "De Ruiter, Danny"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2309"]
[BlackElo "2095"]
[PlyCount "83"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nh5 10. Re1 f5 11. Ng5 Nf6 12. f3 h6 13. Ne6 Bxe6 14. dxe6 c6 15. Be3 Kh7 16. Qd2 Qc7 17. Red1 Rfd8 18. b5 Qc8 19. bxc6 bxc6 20. Rab1 Rb8 21. Bxa7 Rxb1 22. Rxb1 Qxe6 23. Rb7 Rd7 24. Rxd7 Qxd7 25. Bf2 h5 26. a4 Bh6 27. Qd1 c5 28. Nb5 fxe4 29. Qxd6 e3 30. Bg3 Qxd6 31. Nxd6 Nc6 32. Be1 Nd7 33. Bd3 Bf8 34. Nc8 Nb4 35. Be4 Na6 36. Kf1 Kg7 37. Ke2 Kf7 38. a5 g5 39. Kxe3 Nc7 40. Nb6 Nb8 41. Bb7 Ke6 42. Ke4 1-0

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.01"]
[Round "4"]
[White "Boogaard, Sander"]
[Black "Tabak, Stefan"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2095"]
[BlackElo "2178"]
[PlyCount "92"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. Bg5 h6 10. Be3 Nxd5 11. Qxd5 Bb7 12. c4 b4 13. Nc2 Qc7 14. Qd3 Be7 15. Be2 0-0 16. 0-0 a5 17. f3 Rae8 18. a3 f5 19. exf5 e4 20. Qd5+ Kh8 21. Qb5 Bf6 22. f4 Bxb2 23. Ra2 Bc3 24. axb4 axb4 25. g4 Rb8 26. Na1 Nd4 27. Bxd4 Bxd4+ 28. Kg2 e3+ 29. Kg3 Bg2 30. Kxg2 Rxb5 31. cxb5 Bc3 32. Nb3 Qf7 33. Rb1 d5 34. b6 Rb8 35. Ra7 Qe8 36. Nc5 Rxb6 37. Ne6 Rb8 38. g5 Qc6 39. Rc7 Qa8 40. Rg1 d4+ 41. Kh3 d3 42. Bxd3 Qf3+ 43. Rg3 Qh5+ 44. Kg2 e2 45. Nxg7 e1N+ 46. Kh1 Qd1 0-1

[Event "Utrecht OKU op 46th"]
[Site "Utrecht"]
[Date "2019.06.01"]
[Round "3"]
[White "Miezis, Normunds"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2456"]
[BlackElo "2095"]
[PlyCount "74"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 c5 6. Nge2 Nc6 7. 0-0 Ne8 8. a3 Nc7 9. Rb1 Ne6 10. b4 d6 11. d3 Ned4 12. h3 a6 13. Kh2 Rb8 14. bxc5 dxc5 15. Nxd4 Nxd4 16. Na4 b5 17. cxb5 Qd6 18. b6 Bd7 19. b7 Bb5 20. f4 e5 21. Nb2 a5 22. fxe5 Bxe5 23. Bf4 Rfe8 24. Qd2 Re7 25. Qxa5 Rexb7 26. Rbd1 Ba6 27. Na4 Bb5 28. Nc3 Nc6 29. Nxb5 Rxb5 30. Qa6 Qe6 31. Rf2 R8b6 32. Qa4 Rb2 33. Rdf1 Qa2 34. Bxe5 Rxf2 35. Rxf2 Qxf2 36. Qa8+ Nb8 37. Bxb8 Kg7 1-0

[Event "Utrecht OKU op 45th"]
[Site "Utrecht"]
[Date "2018.06.01"]
[Round "1"]
[White "Boogaard, Sander"]
[Black "Lalic, Bogdan"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2074"]
[BlackElo "2394"]
[PlyCount "104"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8. a3 a6 9. Be2 b5 10. 0-0 Be7 11. f4 d6 12. Bf3 Rb8 13. Rf2 0-0 14. g4 Rd8 15. g5 Nd7 16. h4 Nc5 17. h5 Na4 18. Ra2 Nxc3 19. bxc3 Bd7 20. Be2 Na5 21. Qe1 Nc4 22. Bc1 Re8 23. Bd3 Bf8 24. Re2 Rbc8 25. Qg3 Nb6 26. Re3 Na4 27. Bd2 g6 28. Ra1 Bg7 29. e5 dxe5 30. fxe5 Nb2 31. Rf1 Re7 32. Nd4 Be8 33. Rf6 Nc4 34. Bxc4 Qxc4 35. Ref3 Qd5 36. Qf4 Rc4 37. Rd3 gxh5 38. Qh2 Qe4 39. Qxh5 Qxe5 40. Rh3 h6 41. Rxh6 Bxh6 42. Qxh6 Qg7 43. Qf6 Rd7 44. Qf3 Rd5 45. Qe3 Bd7 46. Rg3 e5 47. Nf3 Rg4 48. Rxg4 Bxg4 49. Ne1 Qh7 50. Nd3 Qh3 51. Qf2 Bf3 52. Ne1 Qh1# 0-1

[Event "Utrecht OKU op 44th"]
[Site "Utrecht"]
[Date "2017.06.10"]
[Round "3"]
[White "Boogaard, Sander"]
[Black "De Rooij, Raymond"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2046"]
[BlackElo "2176"]
[PlyCount "53"]
[EventDate "2017.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 f5 2. g4 fxg4 3. e4 d5 4. Nc3 dxe4 5. Nge2 Nf6 6. Bg2 Bf5 7. Ng3 e6 8. Ncxe4 Nc6 9. Be3 Qd7 10. Nxf6+ gxf6 11. Nxf5 exf5 12. Qd2 0-0-0 13. 0-0-0 h5 14. h4 Nb4 15. a3 Nd5 16. Qa5 a6 17. Rd3 Qb5 18. Qd2 f4 19. Rb3 fxe3 20. fxe3 Qc4 21. Qf2 Bh6 22. Kb1 b6 23. Qf5+ Kb8 24. Rb4 Nxb4 25. axb4 Rhe8 26. Qxh5 Bxe3 27. Qxg4 0-1

[Event "Utrecht OKU op 44th"]
[Site "Utrecht"]
[Date "2017.06.09"]
[Round "1"]
[White "Boogaard, Sander"]
[Black "Van Overdam, Julian"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2046"]
[BlackElo "2360"]
[PlyCount "102"]
[EventDate "2017.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 a6 3. e4 d6 4. f4 Bg4 5. Nf3 e6 6. h3 Bxf3 7. Qxf3 c6 8. Be3 b5 9. e5 Nd5 10. Ne4 Nd7 11. Nxd6+ Bxd6 12. exd6 N7b6 13. Bd2 Qxd6 14. Qf2 0-0 15. Bd3 Nc4 16. Bxc4 bxc4 17. 0-0 Rab8 18. b3 c3 19. Be1 Rfd8 20. Rd1 Qa3 21. Rd3 Qxa2 22. Bxc3 Qa3 23. Ra1 Qd6 24. Rxa6 Ra8 25. Rxa8 Rxa8 26. Bd2 h6 27. c4 Ne7 28. Bc3 Ng6 29. g3 Ne7 30. Qd2 Qc7 31. Bb2 Nf5 32. Qc3 Qa7 33. b4 Rb8 34. Kh2 f6 35. Qe1 Kf7 36. Ra3 Qb7 37. Bc3 Ra8 38. Rxa8 Qxa8 39. Qa1 Qb7 40. Bd2 Qd7 41. Bc3 h5 42. h4 Qb7 43. Qe1 Qa6 44. Qe2 g6 45. b5 cxb5 46. cxb5 Qb7 47. Qc4 Qf3 48. Qc7+ Kg8 49. Qc8+ Kh7 50. Qc7+ Kh6 51. Bb4 Qf2+ 0-1

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.25"]
[Round "6"]
[White "Boogaard, Sander"]
[Black "Ismail, Tamer"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "2093"]
[PlyCount "83"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. g4 Nxg4 6. Rg1 Ngf6 7. Bc4 h6 8. Be3 c6 9. Qd2 Qc7 10. 0-0-0 Nb6 11. Bb3 Bd7 12. a4 Be6 13. Bxe6 fxe6 14. Qe2 exd4 15. Nxd4 Qf7 16. a5 Nbd7 17. f4 Nc5 18. e5 Nd5 19. Nxd5 cxd5 20. exd6 a6 21. Nb5 axb5 22. Bxc5 0-0-0 23. Qxb5 Bxd6 24. a6 Bxf4+ 25. Kb1 bxa6 26. Qxa6+ Qb7 27. Qxe6+ Qd7 28. Qa6+ Qb7 29. Qe6+ Qd7 30. Qa6+ Qb7 31. Qf1 Bd6 32. Qf5+ Kb8 33. Rxd5 Bxh2 34. Rgd1 Bc7 35. Be7 Rxd5 36. Rxd5 Re8 37. Rb5 Bb6 38. Qf4+ Ka7 39. Qa4+ Qa6 40. Qb4 Rc8 41. c4 Rb8 42. Bc5 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.25"]
[Round "7"]
[White "Van Eetvelde, Ward"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2102"]
[PlyCount "67"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. h3 0-0 6. Qd2 c5 7. dxc5 Nc6 8. e3 Ne4 9. Nxe4 dxe4 10. Ng5 Bxb2 11. Rb1 Qxd2+ 12. Kxd2 Rd8+ 13. Ke2 Bg7 14. Nxe4 f5 15. Nd2 e5 16. Bg3 Bf8 17. Ke1 Bxc5 18. Bc4+ Kg7 19. c3 g5 20. Nb3 Bb6 21. Ke2 f4 22. Bh2 Bf5 23. Rbc1 Na5 24. Nxa5 Bxa5 25. Rhd1 Rxd1 26. Kxd1 Rc8 27. Bd5 Rd8 28. c4 Be4 29. Ke2 Bxd5 30. cxd5 Rxd5 31. Rc2 Bb6 32. g3 fxe3 33. fxe3 g4 34. hxg4 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.24"]
[Round "5"]
[White "Boer, Alef"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2180"]
[PlyCount "103"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d6 6. Nf3 c5 7. 0-0 Nc6 8. e3 Bg4 9. h3 Bxf3 10. Bxf3 e5 11. Nc3 a6 12. Rc1 Rb8 13. Qe2 Qd7 14. Bg2 Rfe8 15. g4 h6 16. d3 b5 17. Rcd1 Nb4 18. Qd2 Kh7 19. Ba3 Nc6 20. Nd5 Nxd5 21. Bxd5 f5 22. gxf5 gxf5 23. Qe2 Ne7 24. Bf7 Rf8 25. Qh5 Ng8 26. Qg6+ Kh8 27. Be6 Qe8 28. Bxf5 Qxg6+ 29. Bxg6 Ne7 30. Be4 b4 31. Bb2 Nf5 32. Kh2 Rf7 33. Bd5 Rf6 34. Rg1 Rbf8 35. Rg4 h5 36. Rg5 Bh6 37. Rxh5 Ng7 38. Rxh6+ Rxh6 39. f4 Nh5 40. Rg1 Rhf6 41. fxe5 Rf2+ 42. Rg2 Rxg2+ 43. Kxg2 dxe5 44. Bxe5+ Kh7 45. Bd6 Rc8 46. Bb7 Rg8+ 47. Kf2 Rg5 48. d4 cxd4 49. exd4 a5 50. c5 Nf6 51. Be5 Ne8 52. c6 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.24"]
[Round "4"]
[White "Commercon, Simon"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2216"]
[PlyCount "93"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Be2 d5 5. 0-0 Nc6 6. c3 Bd6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 0-0 10. a3 Qe7 11. b5 Ne5 12. Nxe5 Bxe5 13. Nd2 Ne4 14. Nxe4 dxe4 15. Qc2 f5 16. c4 Bd6 17. Rfd1 b6 18. g3 Bb7 19. a4 Rfd8 20. a5 bxa5 21. Rxa5 Bc5 22. Raa1 e5 23. Qc3 Rxd1+ 24. Rxd1 Re8 25. Bf1 Kf7 26. Bh3 g6 27. Bf1 h5 28. Ra1 Kf6 29. Ba3 Bxa3 30. Qxa3 Qxa3 31. Rxa3 Ra8 32. c5 Bd5 33. Ra6+ Kf7 34. h4 Be6 35. b6 Bc8 36. Bc4+ Ke7 37. Rxa7+ Rxa7 38. bxa7 Bb7 39. Kf1 Ba8 40. Ke1 Kf6 41. Kd2 g5 42. Kc3 f4 43. Be2 f3 44. Bb5 gxh4 45. gxh4 Kf5 46. Bd7+ Kf6 47. Be8 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.23"]
[Round "3"]
[White "Boogaard, Sander"]
[Black "Hoffmeister, Frank"]
[Result "1/2-1/2"]
[ECO "D85"]
[BlackElo "2231"]
[PlyCount "102"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 Nc6 9. d5 Na5 10. Be2 0-0 11. c4 e5 12. 0-0 b6 13. Bb2 Qe8 14. Bc3 Nb7 15. a4 Nd6 16. Nd2 Bh6 17. a5 Rb8 18. axb6 Rxb6 19. Rxb6 axb6 20. Qb1 Qd8 21. Nf3 f6 22. h3 Rf7 23. Qc2 Ra7 24. Nh2 Bg7 25. f4 Qe7 26. fxe5 fxe5 27. Bd2 Bd7 28. Bd3 Ra6 29. Nf3 Nf7 30. Qb2 Be8 31. Ra1 Qa7 32. Bc3 Rxa1+ 33. Qxa1 Qxa1+ 34. Bxa1 Kf8 35. Kf2 Ke7 36. Bb2 Kd6 37. Bc1 Bf6 38. Ng1 Kc7 39. Bb2 Ba4 40. Ne2 Nd6 41. Ng1 Bb3 42. Nf3 Bxc4 43. Ke3 Bxd3 44. Kxd3 c4+ 45. Kc3 b5 46. Kb4 Nxe4 47. Kxb5 c3 48. Bc1 Ng3 49. Ne1 Kd6 50. Kc4 e4 51. Bf4+ Be5 1/2-1/2

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.23"]
[Round "2"]
[White "Kalisvaart, Peter"]
[Black "Boogaard, Sander"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2101"]
[PlyCount "32"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. h4 c5 4. dxc5 Qa5+ 5. Nd2 Nxg5 6. hxg5 g6 7. Rh4 Nc6 8. Rc4 b5 9. cxb6 axb6 10. Ngf3 Bg7 11. c3 b5 12. Rh4 b4 13. Nb3 Qb6 14. Qc2 bxc3 15. bxc3 Ba6 16. e3 0-0 0-1

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.22"]
[Round "1"]
[White "Boogaard, Sander"]
[Black "Schiffers, Sascha"]
[Result "0-1"]
[ECO "D85"]
[BlackElo "2103"]
[PlyCount "52"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 Nc6 8. d5 Nb8 9. Be2 Bg7 10. 0-0 0-0 11. Rb1 Qc7 12. c4 Bg4 13. Bb2 Bxf3 14. Bxf3 e5 15. dxe6 fxe6 16. Bxg7 Kxg7 17. Bg4 Qe7 18. e5 Nc6 19. Qd6 Rae8 20. Qd2 Nd4 21. f4 b6 22. g3 Qb7 23. Qe3 Re7 24. a4 Qa6 25. a5 Qxa5 26. Ra1 Nc2 0-1

[Event "Dieren Reserve-A"]
[Site "Dieren"]
[Date "2013.07.24"]
[Round "3"]
[White "Boogaard, Sander"]
[Black "Plomp, Barth"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2046"]
[BlackElo "1996"]
[PlyCount "63"]
[EventDate "2013.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[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. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Be3 Be7 8. 0-0-0 0-0 9. f4 a6 10. Be2 Bg4 11. h3 Bxe2 12. Nxe2 c5 13. Qd3 Qa5 14. Kb1 Rfd8 15. Nc3 Qc7 16. g4 Bf8 17. g5 Ne8 18. f5 Qc6 19. Rhf1 Nc7 20. g6 b5 21. gxh7+ Kh8 22. Bf4 b4 23. Nd5 Nxd5 24. exd5 Qb5 25. Qg3 c4 26. f6 b3 27. cxb3 cxb3 28. axb3 Rab8 29. fxg7+ Bxg7 30. Rg1 Bf6 31. Bg5 Be5 32. Qh4 1-0

[Event "Roosendaal LBV op-A"]
[Site "Roosendaal"]
[Date "2012.08.19"]
[Round "6"]
[White "Meyer, Juergen"]
[Black "Boogaard, Sander"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2023"]
[BlackElo "2098"]
[PlyCount "64"]
[EventDate "2012.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 a6 7. N5a3 Be6 8. Nc3 Be7 9. Nc2 Nf6 10. Be2 0-0 11. 0-0 Nd7 12. Kh1 f5 13. f4 Nc5 14. exf5 Bxf5 15. Ne3 Nd4 16. Nxf5 Rxf5 17. Bg4 Rf8 18. Be3 Nc6 19. Qd5+ Kh8 20. fxe5 Nxe5 21. Be2 Qc7 22. Qd2 Rxf1+ 23. Rxf1 Rf8 24. Nd5 Rxf1+ 25. Bxf1 Qd8 26. Be2 Ne6 27. Kg1 Bg5 28. Bxg5 Qxg5 29. Qxg5 Nxg5 30. Kf2 Nc6 31. Bg4 Ne5 32. Be2 Nc6 1/2-1/2

[Event "Roosendaal LBV op-A"]
[Site "Roosendaal"]
[Date "2012.08.18"]
[Round "5"]
[White "Boogaard, Sander"]
[Black "Van de Vreede, Jim"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2098"]
[BlackElo "2012"]
[PlyCount "53"]
[EventDate "2012.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Be2 Nc6 4. 0-0 a6 5. d4 cxd4 6. Nxd4 Qc7 7. Be3 Nf6 8. Nd2 d5 9. c3 Nxe4 10. Nxe4 dxe4 11. Qb1 Bd6 12. Qxe4 Bxh2+ 13. Kh1 Be5 14. Nxc6 bxc6 15. f4 Bf6 16. Bf3 Bd7 17. Bc5 g6 18. Rad1 Rc8 19. Rd2 Be7 20. Qe3 e5 21. Bxe7 Kxe7 22. Qc5+ Ke8 23. Rfd1 f6 24. Rxd7 Qxd7 25. Rxd7 Kxd7 26. fxe5 fxe5 27. Bg4+ 1-0

[Event "Roosendaal LBV op-A"]
[Site "Roosendaal"]
[Date "2012.08.18"]
[Round "4"]
[White "Haver, Daan"]
[Black "Boogaard, Sander"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1977"]
[BlackElo "2098"]
[PlyCount "77"]
[EventDate "2012.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Nf6 8. Bg5 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 Rb8 14. axb5 axb5 15. Ncb4 Nxb4 16. Nxb4 Bb7 17. Bd3 Qb6 18. 0-0 g6 19. Qg4 Bh6 20. Rfd1 Kh8 21. Bc2 Bg7 22. Rd2 Rbd8 23. Rad1 Bc8 24. Qh4 f5 25. Nd5 Qc5 26. b4 Qa7 27. Bb1 f4 28. Rd3 Be6 29. Ne7 Bf6 30. Nxg6+ Kg7 31. Nxf8 Bxh4 32. Nxe6+ Kg8 33. Nxd8 Qxf2+ 34. Kh1 Bxd8 35. Rxd6 Bb6 36. R6d2 Qe3 37. Rd3 Qf2 38. R3d2 Qe3 39. Rd3 1/2-1/2

[Event "Roosendaal LBV op-A"]
[Site "Roosendaal"]
[Date "2012.08.17"]
[Round "2"]
[White "Boogaard, Sander"]
[Black "Werle, Jan"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2098"]
[BlackElo "2533"]
[PlyCount "82"]
[EventDate "2012.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. 0-0 Nc6 5. d3 Nf6 6. c3 d5 7. Bg5 0-0 8. Qc2 h6 9. Bxf6 Bxf6 10. e4 d4 11. c4 Bg7 12. a3 e5 13. Nbd2 Be6 14. Ne1 Qd7 15. f4 exf4 16. gxf4 f5 17. e5 g5 18. Bxc6 Qxc6 19. Ndf3 g4 20. Nd2 Rfd8 21. Ng2 Bf8 22. Rab1 a6 23. b3 Be7 24. Qd1 b5 25. Ne4 Bc8 26. Ng3 Bb7 27. Qe2 Rf8 28. Rf2 Qg6 29. b4 cxb4 30. axb4 h5 31. Qb2 h4 32. Qxd4 hxg3 33. hxg3 Qc6 34. c5 Rad8 35. Qc3 Kg7 36. Kf1 Rh8 37. Ke2 Rh2 38. Rg1 Rdh8 39. d4 Qe4+ 40. Qe3 Qc2+ 41. Qd2 Bf3+ 0-1

[Event "Roosendaal LBV op-A"]
[Site "Roosendaal"]
[Date "2012.08.16"]
[Round "1"]
[White "Tan, Matthew"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2428"]
[BlackElo "2098"]
[PlyCount "89"]
[EventDate "2012.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qc7 5. 0-0 e6 6. Re1 d6 7. h3 Bd7 8. b3 Be7 9. Bb2 0-0 10. Bf1 e5 11. Nb5 Qb8 12. a4 a6 13. Na3 b6 14. c3 Qb7 15. d4 Ne8 16. Nc4 f6 17. dxe5 fxe5 18. b4 Be6 19. b5 axb5 20. axb5 Rxa1 21. bxc6 Rxd1 22. cxb7 Rxe1 23. b8Q Rxf3 24. Qxe8+ Rf8 25. Qb5 Bh4 26. Nd2 Bxf2+ 27. Kh2 Be3 28. Nf3 Bf4+ 29. g3 Rxe4 30. gxf4 Rexf4 31. Bg2 Bc4 32. Qc6 e4 33. Ng5 d5 34. Qe6+ Kh8 35. Bc1 R4f6 36. Qe7 d4 37. Qxe4 Rf5 38. cxd4 h6 39. Qh4 cxd4 40. Ne4 Bd5 41. Bxh6 gxh6 42. Qxh6+ Kg8 43. Qg6+ Kh8 44. Qh6+ Kg8 45. Ng5 1-0

[Event "Roosendaal op"]
[Site "Roosendaal"]
[Date "2011.08.21"]
[Round "6"]
[White "Boogaard, Sander"]
[Black "Peeters, Bart"]
[Result "1-0"]
[ECO "B30"]
[BlackElo "1908"]
[PlyCount "57"]
[EventDate "2011.08.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. g3 g6 4. Bg2 Bg7 5. c3 Nc6 6. Nf3 Nge7 7. h4 h5 8. 0-0 0-0 9. Be3 b6 10. d4 cxd4 11. cxd4 d5 12. e5 Nf5 13. Bh3 Nxe3 14. fxe3 Ba6 15. Rf2 Ne7 16. Nc3 Bh6 17. Ng5 Bxg5 18. hxg5 Kg7 19. Rf6 Bb7 20. Ne2 Bc6 21. Nf4 Bd7 22. Qf3 Qe8 23. Rf1 Rc8 24. g4 hxg4 25. Bxg4 Nf5 26. Bxf5 exf5 27. Qxd5 Bc6 28. Qd6 Rh8 29. e6 1-0

[Event "Roosendaal op"]
[Site "Roosendaal"]
[Date "2011.08.21"]
[Round "5"]
[White "Klein Douwel, John"]
[Black "Boogaard, Sander"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1934"]
[PlyCount "78"]
[EventDate "2011.08.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. d4 e6 5. Nbd2 f5 6. h3 Bxf3 7. Nxf3 Bd6 8. Bg5 Ngf6 9. e3 c6 10. 0-0 Qe7 11. b3 h6 12. Bf4 g5 13. Bxd6 Qxd6 14. c4 0-0-0 15. Qc2 Ne4 16. Nd2 Kb8 17. Nxe4 dxe4 18. Rad1 Nf6 19. Qc3 h5 20. Qa5 h4 21. Qe5 Qxe5 22. dxe5 Nd7 23. Rd6 Rhe8 24. gxh4 gxh4 25. f4 exf3 26. Rxf3 Nxe5 27. Rxd8+ Rxd8 28. Rf4 Rd1+ 29. Rf1 Rxf1+ 30. Kxf1 Kc7 31. Ke2 Kd6 32. Kd2 Nd7 33. Kc3 Ke5 34. b4 f4 35. exf4+ Kxf4 36. a4 e5 37. a5 e4 38. Kd4 e3 39. Kd3 Ne5+ 0-1

[Event "Roosendaal op"]
[Site "Roosendaal"]
[Date "2011.08.20"]
[Round "2"]
[White "Boogaard, Sander"]
[Black "Cebula, Jerzy"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "2002"]
[PlyCount "62"]
[EventDate "2011.08.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. e5 Ng4 8. Bf4 Bc5 9. 0-0 f6 10. e6 Bxe6 11. h3 Ne5 12. Bxe5 fxe5 13. Qh5+ Kd7 14. Qxe5 Qf6 15. Qxf6 gxf6 16. Kh2 Rab8 17. b3 h5 18. Nd2 Bd6+ 19. f4 h4 20. Kh1 Rb4 21. c4 a5 22. Rac1 Rg8 23. a3 Rbb8 24. c5 Bf8 25. Rf3 Bh6 26. Rd1 Rg7 27. Bf1 Bf5 28. Nc4 Be4 29. Re3 Re7 30. Bd3 f5 31. Ne5+ Rxe5 0-1

[Event "Roosendaal op"]
[Site "Roosendaal"]
[Date "2011.08.20"]
[Round "3"]
[White "De Wit, Albert"]
[Black "Boogaard, Sander"]
[Result "0-1"]
[ECO "C25"]
[WhiteElo "2036"]
[PlyCount "76"]
[EventDate "2011.08.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. g3 h5 4. h3 h4 5. g4 Bb4 6. Nd5 Nf6 7. Nxb4 Nxb4 8. c3 Na6 9. Bg2 Nc5 10. Qc2 Qe7 11. Ne2 b6 12. b4 Ne6 13. d4 d6 14. d5 Nf8 15. Be3 a5 16. f3 N6d7 17. Kf2 g5 18. Rhc1 Ng6 19. a3 Nf4 20. c4 0-0 21. Bf1 Bb7 22. Kg1 c6 23. dxc6 Bxc6 24. Nc3 Rfc8 25. Qd2 Qf6 26. Qf2 Bb7 27. Kh2 Ne6 28. Nb5 Nd4 29. Nxd4 exd4 30. Bxd4 Ne5 31. Kg2 axb4 32. axb4 b5 33. c5 d5 34. Bxb5 dxe4 35. c6 exf3+ 36. Kg1 Rxa1 37. Bxa1 Qf4 38. Rc5 Nxc6 0-1

[Event "Roosendaal op"]
[Site "Roosendaal"]
[Date "2011.08.19"]
[Round "1"]
[White "Haast, Mark"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2248"]
[PlyCount "55"]
[EventDate "2011.08.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. Bb3 d5 7. Qe2 Bg4 8. Nbd2 Na5 9. Bc2 c5 10. h3 Bxf3 11. Nxf3 dxe4 12. dxe4 Qc7 13. g4 c4 14. Nh4 b5 15. Nf5 Nc6 16. h4 Nd7 17. a4 a6 18. Ne3 Nc5 19. Nd5 Qb7 20. g5 Nd4 21. cxd4 exd4 22. Qg4 d3 23. Bd1 Nxe4 24. Qxe4 Bb4+ 25. Kf1 Qd7 26. Nxb4 Rae8 27. Qd5 Qe7 28. Bd2 1-0

[Event "NBSB-chA"]
[Site "Roosendaal"]
[Date "2009.08.30"]
[Round "6"]
[White "Boogaard, Sander"]
[Black "Broekmeulen, Jasper"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2015"]
[BlackElo "2346"]
[PlyCount "114"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Na3 Bg4 8. f3 Be6 9. Bg5 Be7 10. Nc4 Nd4 11. Ne3 Rc8 12. Bd3 Qb6 13. Qc1 Qc5 14. 0-0 0-0 15. Kh1 b5 16. Ne2 Nxe2 17. Bxe2 h6 18. Bh4 Rfd8 19. Bf2 Qc6 20. a4 bxa4 21. c4 Nd7 22. Nd5 Bxd5 23. exd5 Qc7 24. Rxa4 Nb6 25. Ra6 Qb8 26. Bxb6 axb6 27. Qe3 b5 28. cxb5 Rc2 29. b3 Bg5 30. Qe4 Rd2 31. Bc4 Rd4 32. Qc2 Rf8 33. Qf5 Qb7 34. Rxd6 Qa7 35. Ra6 Qe7 36. Rfa1 Rd2 37. Rc6 Qa7 38. Qb1 Qd4 39. b6 Rb2 40. Qd1 Rd2 41. Qf1 Rf2 42. Qd1 Rd2 43. Qg1 Be3 44. Qb1 Qh4 45. Qe1 Qg5 46. Qg3 Rb8 47. Qxg5 hxg5 48. d6 Rxb6 49. Rxb6 Bxb6 50. g3 Rxd6 51. Ra8+ Rd8 52. Rxd8+ Bxd8 53. Kg2 Kf8 54. g4 Ke7 55. Kf2 g6 56. Ke3 f5 57. h3 Bb6+ 1/2-1/2

[Event "NBSB-chA"]
[Site "Roosendaal"]
[Date "2009.08.30"]
[Round "5"]
[White "Boogaard, Sander"]
[Black "Tolhuizen, Ludo"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2015"]
[BlackElo "2199"]
[PlyCount "46"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. Ndb5 Qb8 8. a3 a6 9. Nd4 d6 10. Be2 Be7 11. 0-0 0-0 12. f4 Bd7 13. Bf3 Qc7 14. Qe1 Nxd4 15. Bxd4 e5 16. Be3 exf4 17. Bxf4 Bc6 18. Qf2 Nd7 19. Rad1 Ne5 20. Nd5 Bxd5 21. Rxd5 f5 22. c3 Ng6 23. g3 Nxf4 1/2-1/2

[Event "NBSB-chA"]
[Site "Roosendaal"]
[Date "2009.08.29"]
[Round "2"]
[White "Boogaard, Sander"]
[Black "Van Eijndhoven, Piet"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2015"]
[BlackElo "1935"]
[PlyCount "47"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 c5 4. c3 Nf6 5. Nd2 cxd4 6. cxd4 d6 7. f3 0-0 8. Bd3 Nbd7 9. Ne2 b6 10. 0-0 Bb7 11. b4 a6 12. Qb3 Qb8 13. a4 Rc8 14. b5 a5 15. Rac1 Rxc1 16. Rxc1 Qd8 17. Bc4 Qf8 18. g4 Rc8 19. Nf1 h6 20. Nf4 g5 21. Ng6 Qe8 22. Bxf7+ Qxf7 23. Nxe7+ Kf8 24. Qxf7+ 1-0

[Event "NBSB-chA"]
[Site "Roosendaal"]
[Date "2009.08.29"]
[Round "3"]
[White "Dankers, Peter"]
[Black "Boogaard, Sander"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2075"]
[BlackElo "2015"]
[PlyCount "114"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Nc3 h6 4. Bxf6 exf6 5. e3 Bf5 6. Qf3 Be6 7. Nge2 c6 8. Nf4 Qd7 9. Nxe6 Qxe6 10. a3 f5 11. Bd3 g6 12. Ne2 Nd7 13. Nf4 Qf6 14. c4 dxc4 15. Bxc4 Nb6 16. Ba2 Bd6 17. Rc1 0-0 18. Nd3 Rfe8 19. 0-0 Kg7 20. Rfd1 Qh4 21. g3 Qg4 22. Qxg4 fxg4 23. Nc5 Re7 24. Rd2 h5 25. Kg2 h4 26. Rcd1 Rh8 27. b4 Rh5 28. Bb3 Nd5 29. Bxd5 cxd5 30. Rc2 h3+ 31. Kf1 Rh8 32. Rdc1 g5 33. Ke2 f5 34. Nd3 f4 35. gxf4 gxf4 36. Rg1 f3+ 37. Kd2 Bxh2 38. Rxg4+ Kf7 39. Rc1 Re4 40. Rg5 Kf6 41. Rxd5 Rg4 42. Rh1 Bb8 43. Nc5 h2 44. e4 Rg1 45. Nd7+ Ke7 46. Rxh2 Bxh2 47. Nc5 Bf4+ 48. Kc3 Rc8 49. Kb3 Rb1+ 50. Ka4 b6 51. Nd3 Bc1 52. Rh5 Ra1 53. Ne5 Rxa3+ 54. Kb5 a6+ 55. Kxb6 Rb8+ 56. Kc7 Rg8 57. d5 Bf4 1/2-1/2

[Event "NBSB-chA"]
[Site "Roosendaal"]
[Date "2009.08.28"]
[Round "1"]
[White "Giri, Anish"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2523"]
[BlackElo "2015"]
[PlyCount "157"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[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 e6 3. Nf3 d5 4. Nc3 c6 5. Qb3 Be7 6. Bg5 0-0 7. e3 dxc4 8. Bxc4 b5 9. Be2 Nbd7 10. 0-0 a6 11. Rfd1 Bb7 12. Rac1 Qb6 13. Ne5 Bd8 14. Nxd7 Nxd7 15. Bxd8 Raxd8 16. Ne4 e5 17. dxe5 Nxe5 18. Qc3 Qc7 19. b4 Qe7 20. h3 Rd5 21. Nc5 Rxd1+ 22. Rxd1 Bc8 23. Qd4 Re8 24. a3 h6 25. Kf1 Qc7 26. Qd6 Qb6 27. Rd4 Nc4 28. Bxc4 bxc4 29. Rxc4 a5 30. Kg1 Rd8 31. Na4 Rxd6 32. Nxb6 Ba6 33. Rd4 Rxd4 34. exd4 axb4 35. axb4 Kf8 36. d5 cxd5 37. Nxd5 Bc4 38. Ne3 Bb5 39. Kh2 g6 40. Kg3 Ke7 41. Ng4 f5 42. Ne3 Ke6 43. f4 g5 44. h4 Bd3 45. hxg5 hxg5 46. fxg5 Ke5 47. Kf3 f4 48. Ng4+ Kf5 49. Nf2 Bb5 50. Nh3 Bc6+ 51. Kf2 Bb5 52. g6 Kxg6 53. Nxf4+ Kf5 54. Ke3 Ke5 55. g3 Bd7 56. Nd3+ Kd5 57. Nc5 Be8 58. Ne4 Bg6 59. Nd2 Bf5 60. b5 Kc5 61. Ne4+ Kb6 62. Kd4 Bg4 63. Nc3 Bf3 64. Kc4 Bg4 65. Kb4 Be6 66. Na4+ Kc7 67. Kc5 Bh3 68. Nc3 Bg2 69. Nd5+ Kb7 70. b6 Bf3 71. Nc3 Kc8 72. Nd5 Kb7 73. Ne3 Kc8 74. g4 Bb7 75. Kd6 Be4 76. Nd5 Kb7 77. g5 Bg6 78. Kc5 Be4 79. Ne7 1-0

[Event "Leiden Noteboom Memorial 69th"]
[Site "Leiden"]
[Date "2009.02.20"]
[Round "1"]
[White "Termeulen, Albert"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2156"]
[PlyCount "73"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. c3 Ne7 12. Nc2 f5 13. Nxe7 Qxe7 14. exf5 Bxf5 15. Qf3 Bxc2 16. Qxa8+ Kd7 17. Qxa6 Qg5 18. h4 Qf4 19. Rh3 Bh6 20. Bxb5+ Ke7 21. Qb7+ Kf8 22. Rf3 Qd2+ 23. Kf1 Bg6 24. Bc4 Bf4 25. g3 d5 26. Bxd5 Rg8 27. Bc4 Kg7 28. Kg1 Kh6 29. Kh2 Bh5 30. gxf4 Qd8 31. Rg3 Bg6 32. Qf3 e4 33. Qe3 Bf5 34. Rxg8 Qxh4+ 35. Kg1 Bg4 36. f5+ Kh5 37. Bxf7# 1-0

[Event "Leiden Noteboom Memorial 68th"]
[Site "Leiden"]
[Date "2008.02.02"]
[Round "3"]
[White "Dgebuadze, Alexandre"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2512"]
[PlyCount "71"]
[EventDate "2008.02.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 122 Extra"]
[Source "ChessBase"]
[SourceDate "2008.03.04"]
[SourceVersion "1"]
[SourceVersionDate "2008.03.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. c4 b4 12. Nc2 a5 13. Be2 f5 14. exf5 Bxf5 15. Nce3 Be6 16. Qa4 Rc8 17. a3 0-0 18. axb4 axb4 19. 0-0 Nd4 20. Qd1 f5 21. f4 e4 22. Kh1 Rf7 23. Ra4 b3 24. g4 Nc2 25. Nxf5 Bxf5 26. gxf5 Ra8 27. Rxa8 Qxa8 28. Bh5 Rf8 29. Rg1 Kh8 30. Nc7 Qb7 31. Rxg7 Kxg7 32. Ne6+ Kg8 33. Nxf8 Kxf8 34. Qxd6+ Kg7 35. c5 e3+ 36. c6 1-0

[Event "Leiden LCT op 1st"]
[Site "Leiden"]
[Date "2007.07.17"]
[Round "5"]
[White "Van Overdam, Jan"]
[Black "Boogaard, Sander"]
[Result "1/2-1/2"]
[ECO "B23"]
[PlyCount "147"]
[EventDate "2007.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. 0-0 e6 7. d3 Ne7 8. Nxd4 cxd4 9. Ne2 0-0 10. Qe1 d5 11. e5 Qb6 12. Ba4 f6 13. exf6 Bxf6 14. Bb3 a5 15. a4 Bd7 16. Bd2 Kh8 17. Kh1 Nf5 18. Rd1 h5 19. Ng1 Qc7 20. Nf3 Kg7 21. Ng5 Ra6 22. Nf3 Raa8 23. Ne5 b6 24. Qe2 h4 25. Rde1 Rae8 26. Ng4 Bc8 27. Nxf6 Kxf6 28. Qe5+ Qxe5 29. Rxe5 Kf7 30. Rfe1 Bd7 31. Kg1 Rh8 32. c3 Rhg8 33. Bc2 Rc8 34. Bb3 Rge8 35. c4 dxc4 36. Bxc4 Nd6 37. Bb3 Nb7 38. f5 gxf5 39. Rxf5+ Ke7 40. Bg5+ Kd6 41. Bf4+ Kc6 42. Rh5 Nc5 43. Bc4 Kb7 44. b3 Rh8 45. Rxh8 Rxh8 46. Be5 Rg8 47. Bxd4 Bc6 48. Re2 Rg6 49. Bxc5 bxc5 50. Bxe6 Bxg2 51. Bf7 Rg7 52. Rxg2 Rxf7 53. Rf2 Rxf2 54. Kxf2 Kc6 55. Ke3 Kd5 56. Kd2 Ke5 57. Kc3 Kd5 58. h3 Kd6 59. Kc4 Kc6 60. d4 cxd4 61. Kxd4 Kd6 62. b4 axb4 63. Kc4 Kc6 64. Kxb4 Kb6 65. a5+ Ka6 66. Ka4 Kb7 67. Kb5 Ka7 68. Kc6 Ka6 69. Kd6 Kxa5 70. Ke6 Kb6 71. Kf6 Kc7 72. Kg5 Kd7 73. Kxh4 Ke7 74. Kg5 1/2-1/2

[Event "Leiden Noteboom Memorial 67th"]
[Site "Leiden"]
[Date "2007.02.17"]
[Round "3"]
[White "Boogaard, Sander"]
[Black "Van Bavel, Ferdi"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "45"]
[EventDate "2007.02.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Qc2 Bxd2+ 6. Nbxd2 d6 7. e4 e5 8. d5 0-0 9. Bd3 a5 10. b3 Na6 11. 0-0 Bd7 12. a3 c6 13. dxc6 Bxc6 14. Nb1 Rfc8 15. Nc3 Nc5 16. Rfd1 b6 17. b4 axb4 18. axb4 Nxd3 19. Qxd3 Rxa1 20. Rxa1 Ra8 21. Rxa8+ Bxa8 22. Nd5 Bxd5 23. cxd5 1/2-1/2

[Event "Tilburg Stukkenjagers op-B"]
[Site "Tilburg"]
[Date "2006.08.18"]
[Round "1"]
[White "Boogaard, Sander"]
[Black "Geukes, Rob"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1854"]
[BlackElo "1619"]
[PlyCount "45"]
[EventDate "2006.08.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[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. g4 Be6 10. 0-0-0 Rc8 11. h4 Qa5 12. a3 Ne5 13. h5 Rxc3 14. Qxc3 Qxc3 15. bxc3 Rc8 16. Nxe6 fxe6 17. hxg6 hxg6 18. Be2 Nc4 19. Bxa7 Nxa3 20. Kb2 Nc4+ 21. Bxc4 Rxc4 22. Bd4 d5 23. g5 1-0

[Event "NED-chT 0506"]
[Site "Netherlands"]
[Date "2006.03.04"]
[Round "7.8"]
[White "Leenhouts, Koen"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2398"]
[PlyCount "61"]
[EventDate "2005.09.24"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Sas van Gent"]
[BlackTeam "Breda Worx"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 e5 8. Qd3 Nf6 9. Bg5 Be7 10. 0-0-0 Qc7 11. Bxf6 gxf6 12. Nh4 0-0-0 13. Nf5 Kb8 14. Rd2 Rhg8 15. f3 Bf8 16. Kb1 Qd7 17. Rhd1 Qe6 18. Qe3 Rd7 19. g4 Rh8 20. Nd5 h5 21. h4 Rd8 22. c4 Rc8 23. b3 b6 24. a4 Bxd5 25. Rxd5 Rc6 26. a5 Qc8 27. axb6 axb6 28. gxh5 Rxh5 29. Nxd6 Bxd6 30. Rxd6 Rxh4 31. Rd8 1-0

[Event "Leiden Noteboom Memorial 66th"]
[Site "Leiden"]
[Date "2006.02.26"]
[Round "5"]
[White "Anink, Marco"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "A58"]
[PlyCount "101"]
[EventDate "2006.02.24"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. g3 d6 7. b3 g6 8. Bb2 Bg7 9. Bg2 Nbd7 10. Nh3 0-0 11. 0-0 Qc7 12. Re1 c4 13. b4 Rfb8 14. Bc3 Ng4 15. Bxg7 Kxg7 16. Qd4+ Ngf6 17. a3 Qb6 18. Qxb6 Rxb6 19. Nc3 Ng4 20. Reb1 Rab8 21. Rb2 Nc5 22. Bf1 e6 23. Ng5 e5 24. Nge4 Nb3 25. Rab1 f5 26. Ng5 h6 27. Ne6+ Kf7 28. Nc7 Nc5 29. Nxa6 Nxa6 30. e4 Rc8 31. a4 fxe4 32. a5 Rbb8 33. Nxe4 Ke7 34. Nc3 Nf6 35. Bh3 Rf8 36. Be6 Nc7 37. b5 Nxe6 38. dxe6 Kxe6 39. b6 Nd7 40. a6 Nc5 41. a7 Rb7 42. Nb5 Kd7 43. Nc7 Rxc7 44. bxc7 Nb3 45. Rc2 d5 46. Rxb3 Kxc7 47. Rb5 Ra8 48. Ra2 d4 49. Kf1 e4 50. Rc5+ Kd6 51. Rxc4 1-0

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.05.03"]
[Round "9"]
[White "Donker, Roel"]
[Black "Boogaard, Sander"]
[Result "0-1"]
[ECO "D46"]
[PlyCount "54"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Be7 6. Bd3 0-0 7. 0-0 Nbd7 8. cxd5 exd5 9. Bd2 Re8 10. Qc2 Nf8 11. Rab1 Bd6 12. h3 Ng6 13. Rfc1 Bd7 14. b4 Qc8 15. b5 Bxh3 16. Bxg6 fxg6 17. gxh3 Qxh3 18. Qd1 Ng4 19. Qf1 Qxf3 20. Qg2 Rf8 21. Qxf3 Rxf3 22. Be1 Raf8 23. Rc2 Bh2+ 24. Kg2 h5 25. Nd1 h4 26. bxc6 h3+ 27. Kh1 Rg3 0-1

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.05.02"]
[Round "8"]
[White "Boogaard, Sander"]
[Black "Van der Velden, Bram"]
[Result "0-1"]
[ECO "A31"]
[PlyCount "76"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb3 Nc6 6. Nc3 d6 7. Bg5 Be7 8. e3 Be6 9. Be2 Rc8 10. Bxf6 gxf6 11. Nd5 Rg8 12. 0-0 Qd7 13. f4 e4 14. f5 Bxf5 15. c5 Bh3 16. Nf4 dxc5 17. Qxd7+ Bxd7 18. Nd2 f5 19. Rfd1 Bg5 20. Nd5 Be6 21. Nc4 Rd8 22. Nc7+ Ke7 23. Nxe6 fxe6 24. Kf2 Rd5 25. a3 Rgd8 26. b3 Rxd1 27. Rxd1 Rxd1 28. Bxd1 b5 29. Nd2 Ne5 30. Be2 Nd3+ 31. Bxd3 exd3 32. Nf3 Bf6 33. Nd2 Bc3 34. Nb1 Ba5 35. Kf3 e5 36. a4 bxa4 37. bxa4 e4+ 38. Kf2 Bb4 0-1

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.05.02"]
[Round "7"]
[White "Bugel, Jeroen"]
[Black "Boogaard, Sander"]
[Result "1/2-1/2"]
[ECO "A38"]
[PlyCount "77"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. g3 c5 2. Nf3 g6 3. Bg2 Bg7 4. 0-0 Nc6 5. d3 Nf6 6. c4 0-0 7. Nc3 d6 8. a3 e5 9. Rb1 a5 10. Bg5 h6 11. Bd2 Be6 12. b3 Kh7 13. Qc2 Qd7 14. Nb5 Ne8 15. Rfe1 f5 16. b4 axb4 17. axb4 f4 18. bxc5 dxc5 19. Bc3 fxg3 20. fxg3 Bh3 21. Bh1 Rf7 22. Bd2 Nd6 23. Nxd6 Qxd6 24. Bc3 Raf8 25. Bg2 Bxg2 26. Kxg2 Nd4 27. Bxd4 exd4 28. Rf1 Qc6 29. Kg1 Qe6 30. Qd2 Qh3 31. Qc1 Be5 32. Rf2 g5 33. Qxg5 Bf4 34. Qh4 Qxh4 35. Nxh4 Be3 36. Nf3 Bxf2+ 37. Kxf2 Re8 38. Rb2 Rb8 39. Rb6 1/2-1/2

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.05.01"]
[Round "6"]
[White "Boogaard, Sander"]
[Black "Van Hoeve, Ab"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "100"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bg5 0-0 6. e3 Nbd7 7. Be2 c6 8. 0-0 e5 9. Rc1 Re8 10. Re1 Qa5 11. dxe5 dxe5 12. Bh4 Qc7 13. b4 Nf8 14. Bxf6 Bxf6 15. Ne4 Be7 16. Qb3 Bf5 17. Nc3 Be6 18. Qb2 f5 19. Red1 g5 20. a4 Ng6 21. c5 Rad8 22. a5 a6 23. Nd2 e4 24. Bc4 Bxc4 25. Nxc4 Ne5 26. Nxe5 Qxe5 27. Na4 Qxb2 28. Nxb2 Rxd1+ 29. Rxd1 Rd8 30. Rxd8+ Bxd8 31. Nc4 Bc7 32. Kf1 Kf7 33. g3 Ke6 34. Ke2 Kd5 35. Na3 Be5 36. f4 exf3+ 37. Kxf3 Bc3 38. Nc2 Be5 39. h3 h5 40. g4 fxg4+ 41. hxg4 h4 42. Ne1 Bc7 43. Nd3 Kc4 44. Ke4 h3 45. Nf2 h2 46. Kf5 Bd8 47. e4 Kxb4 48. Ke6 Kxc5 49. e5 Bxa5 50. Kd7 Kd5 0-1

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.04.30"]
[Round "4"]
[White "Boogaard, Sander"]
[Black "Spork, Charlie"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "57"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 c6 5. e3 Bb4+ 6. Nbd2 Nbd7 7. cxd5 exd5 8. Bd3 0-0 9. 0-0 Re8 10. Qc2 h6 11. Bf4 Nh5 12. Be5 Bxd2 13. Qxd2 Nxe5 14. Nxe5 Nf6 15. Qe2 Qd6 16. f4 Nd7 17. Qh5 Nxe5 18. fxe5 Qe6 19. Rxf7 Qxf7 20. Bh7+ Kf8 21. Bg6 Qe6 22. Rf1+ Ke7 23. Bxe8 Kd8 24. Qg6 Qe7 25. a3 Be6 26. Bf7 Bd7 27. e6 Rc8 28. exd7 Kxd7 29. Be6+ 1-0

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.04.30"]
[Round "5"]
[White "Op den Kelder, Joram"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "B98"]
[PlyCount "59"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Bd3 Qc7 9. Qe2 b5 10. 0-0-0 Nbd7 11. Rhe1 Nc5 12. Nf3 h6 13. Bh4 0-0 14. e5 dxe5 15. Nxe5 Bb7 16. g4 b4 17. g5 bxc3 18. gxf6 cxb2+ 19. Kb1 Na4 20. Qg4 Nc3+ 21. Kxb2 Nxd1+ 22. Kc1 Ba3+ 23. Kxd1 g6 24. Nxg6 Bf3+ 25. Qxf3 fxg6 26. Qg4 Qf7 27. Bxg6 Rad8+ 28. Ke2 Rd2+ 29. Kxd2 Qd7+ 30. Bd3+ 1-0

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.04.29"]
[Round "2"]
[White "Boogaard, Sander"]
[Black "Stoffers, Jeffrey"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "35"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 b6 9. Rc1 Bb7 10. cxd5 Nxd5 11. Bxe7 Qxe7 12. Nxd5 exd5 13. Qc2 h6 14. Bf5 f6 15. Nh4 Ba6 16. Bh7+ Kf7 17. Qg6+ Ke6 18. Rxc6+ 1-0

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.04.29"]
[Round "3"]
[White "Simenon, Jozef"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "66"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6 5. d3 g6 6. Rb1 Bg7 7. Bd2 Nf6 8. b4 d5 9. cxd5 Nxd5 10. Ne4 0-0 11. Nc5 Qc8 12. Nxe6 Qxe6 13. Nf3 Rad8 14. 0-0 f6 15. Qb3 Nd4 16. Nxd4 exd4 17. Rfe1 Kh8 18. Rbc1 Rf7 19. b5 Rfd7 20. a4 Qf7 21. Qc4 Nb6 22. Qxf7 Rxf7 23. Bxb7 Nxa4 24. Ra1 Nc5 25. Rxa7 Nxb7 26. Rxb7 Bf8 27. Rc1 Bd6 28. b6 Rdd7 29. Bh6 c5 30. Rxd7 Rxd7 31. Ra1 Rb7 32. Ra8+ Rb8 33. Rxb8+ Bxb8 1-0

[Event "NED-ch U16"]
[Site "Schagen"]
[Date "2003.04.28"]
[Round "1"]
[White "Van Oosterom, Chiel"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "45"]
[EventDate "2003.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 Bg7 5. Nc3 e6 6. Nf3 d5 7. e5 Bd7 8. Be2 Qb6 9. 0-0 a6 10. a3 h5 11. b4 Ne7 12. Bg5 Nf5 13. Qd2 0-0 14. h3 Nc6 15. Na4 Qa7 16. Nc5 Bc8 17. g4 hxg4 18. hxg4 Nfe7 19. Kg2 b6 20. Bf6 Bb7 21. Nxb7 Qxb7 22. Rh1 g5 23. Bxg7 1-0

[Event "Brabant-ch U14"]
[Site "Kaatsheuvel"]
[Date "2000.12.30"]
[Round "7"]
[White "Blom, Martijn"]
[Black "Boogaard, Sander"]
[Result "1/2-1/2"]
[ECO "A27"]
[PlyCount "48"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Bc5 4. e3 Qe7 5. d3 Nf6 6. Be2 Bb4 7. Bd2 Bxc3 8. Bxc3 d6 9. 0-0 0-0 10. Qc2 Bf5 11. Nh4 Bg4 12. f3 Bd7 13. g4 Nxg4 14. fxg4 Qxh4 15. Qd1 Qg5 16. Bd2 f6 17. h3 Rab8 18. e4 Qg6 19. Kf2 Nd4 20. Be3 c5 21. Qd2 Qe8 22. h4 Qe6 23. Bd1 Qe7 24. Rh1 h6 1/2-1/2

[Event "Brabant-ch U14"]
[Site "Kaatsheuvel"]
[Date "2000.12.29"]
[Round "5"]
[White "Boogaard, Sander"]
[Black "Noten, Rob"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "51"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Bd3 Nge7 6. Bg5 Be4 7. f3 Bxd3 8. Qxd3 Qd7 9. Ne2 Nf5 10. g4 Nfe7 11. Nd2 Ng6 12. Nb3 Be7 13. Bxe7 Qxe7 14. 0-0-0 0-0 15. f4 Qe8 16. f5 Nh8 17. f6 gxf6 18. exf6 Qd8 19. Rdf1 e5 20. Qe3 Re8 21. Qh6 Qxf6 22. Qxf6 exd4 23. Nbxd4 Nxd4 24. Nxd4 c5 25. Nf5 Kf8 26. Qg7# 1-0

[Event "Brabant-ch U14"]
[Site "Kaatsheuvel"]
[Date "2000.12.29"]
[Round "6"]
[White "Boogaard, Sander"]
[Black "Van Eerd, Bart"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "44"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Bg4 4. h3 Bh5 5. d4 Nd7 6. Be3 Qb6 7. b3 Ngf6 8. Nbd2 Bg6 9. Bd3 d5 10. dxc5 Nxc5 11. Qb1 dxe4 12. b4 Nxd3+ 13. Qxd3 exd3 14. Bxb6 axb6 15. 0-0 e6 16. Rfe1 Rc8 17. Rac1 Nd5 18. c4 Nxb4 19. a3 Nc2 20. Re5 Bxa3 21. Rb1 Bd6 22. Rd5 exd5 0-1

[Event "Brabant-ch U14"]
[Site "Kaatsheuvel"]
[Date "2000.12.28"]
[Round "3"]
[White "Boogaard, Sander"]
[Black "De Veth, Bo"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "73"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Nc3 Nf6 8. Bf4 Be7 9. e5 dxe5 10. Qxd8+ Bxd8 11. Bxe5 0-0 12. 0-0-0 c6 13. Rhe1 Ng4 14. Bg3 Ba5 15. Rd3 Bf5 16. Rf3 Bg6 17. h3 Nf6 18. Re7 Bxc3 19. Rxc3 b5 20. Bb3 a5 21. a3 a4 22. Ba2 Be4 23. Be5 Nd5 24. Bxd5 Bxd5 25. f3 Rfe8 26. Bd6 Rxe7 27. Bxe7 Re8 28. Bd6 Re2 29. g4 Re1+ 30. Kd2 Rf1 31. f4 Rb1 32. Be5 Rh1 33. Rg3 Rh2+ 34. Kc3 Be4 35. Re3 Bxc2 36. f5 f6 37. Bxh2 1-0

[Event "Brabant-ch U14"]
[Site "Kaatsheuvel"]
[Date "2000.12.28"]
[Round "4"]
[White "Muhren, Melissa"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "B53"]
[PlyCount "62"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Qc7 5. Nc3 a6 6. Be3 Nc6 7. Qa4 Bd7 8. Nd5 Qd8 9. Bb6 Na7 10. Bxd8 Bxa4 11. Bb6 Kd7 12. Bxa7 Rxa7 13. Nb6+ Kc7 14. Nxa4 Nf6 15. Bd3 e6 16. Ng5 Kc8 17. Nxf7 Rg8 18. Ng5 d5 19. Nxe6 dxe4 20. Be2 b5 21. Nac5 Bxc5 22. Nxc5 e3 23. fxe3 Re7 24. 0-0-0 Rxe3 25. Bf3 a5 26. Rhe1 Rge8 27. Rxe3 Rxe3 28. a4 Re5 29. Nd3 Rg5 30. axb5 Rxb5 31. Re1 Rb7 1-0

[Event "Brabant-ch U14"]
[Site "Kaatsheuvel"]
[Date "2000.12.27"]
[Round "2"]
[White "Jacobs, Thijs"]
[Black "Boogaard, Sander"]
[Result "0-1"]
[ECO "B51"]
[PlyCount "28"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. Bb5 Bd7 5. d3 a6 6. Bc4 b5 7. Bd5 e6 8. Bxc6 Bxc6 9. Bg5 Be7 10. 0-0 b4 11. Ne2 Bxg5 12. Nxg5 Qxg5 13. h3 f5 14. exf5 Qxg2# 0-1

[Event "Brabant-ch U14"]
[Site "Kaatsheuvel"]
[Date "2000.12.27"]
[Round "1"]
[White "Van den Brink, Willem"]
[Black "Boogaard, Sander"]
[Result "1-0"]
[ECO "A27"]
[PlyCount "107"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. e3 Bc5 4. Nf3 d6 5. d4 exd4 6. exd4 Qe7+ 7. Be2 Bb6 8. 0-0 Nf6 9. Bg5 h6 10. Nd5 Qd8 11. Bxf6 gxf6 12. Nxb6 cxb6 13. Re1 0-0 14. Qd2 Kg7 15. a3 a5 16. Qf4 Qd7 17. Qg3+ Kh8 18. Qh4 Kg7 19. h3 d5 20. Rad1 Ne7 21. cxd5 Qxd5 22. Bd3 Ng6 23. Bxg6 fxg6 24. Re7+ Rf7 25. Rde1 Bf5 26. Qf4 g5 27. Rxf7+ Kxf7 28. Qc7+ Kg6 29. Re7 Bxh3 30. Rg7+ Kf5 31. gxh3 Qxf3 32. Qd7+ Kf4 33. Qd6+ Ke4 34. Qe6+ Kxd4 35. Qxb6+ Kc4 36. Rc7+ Kd3 37. Qb3+ Ke4 38. Re7+ Kf4 39. Qc4+ Kf5 40. Qe6+ Kg6 41. Qf7+ Kf5 42. Qh7+ Kf4 43. Re3 Qd5 44. Kh2 Rc8 45. Qxh6 Rc6 46. Qh5 Kf5 47. Rf3+ Ke6 48. Qe8+ Kd6 49. Qd8+ Ke6 50. Re3+ Qe5+ 51. Rxe5+ Kxe5 52. Qxa5+ Kf4 53. Qb4+ Kf3 54. Qxb7 1-0

