[Event "Hoogeveen Amateurs op 25th"]
[Site "Hoogeveen"]
[Date "2022.10.22"]
[Round "7.16"]
[White "Hoogeboom, Boudewijn"]
[Black "Widebeck, Klas"]
[Result "0-1"]
[ECO "D66"]
[WhiteElo "1578"]
[BlackElo "1664"]
[PlyCount "64"]
[EventDate "2022.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 Bb7 10. 0-0 0-0 11. a3 a6 12. Rc1 Rc8 13. b4 a5 14. Qb3 h6 15. Bh4 axb4 16. axb4 Re8 17. h3 Qb6 18. Bg3 Ra8 19. e4 Ra7 20. Ra1 Rea8 21. Ra2 Rxa2 22. Nxa2 Ra4 23. Qb2 Qa7 24. Bb1 Nxe4 25. Bxe4 Rxa2 26. Qc1 Qb6 27. Qf4 Nf6 28. Qb8+ Bf8 29. Bc7 Qa7 30. Qxa7 Rxa7 31. Bb6 Ra6 32. Bc5 Nxe4 0-1

[Event "Hoogeveen Amateurs op 25th"]
[Site "Hoogeveen"]
[Date "2022.10.21"]
[Round "6.23"]
[White "Meijeringh, Arjen"]
[Black "Hoogeboom, Boudewijn"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "1349"]
[BlackElo "1578"]
[PlyCount "76"]
[EventDate "2022.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. d4 d6 4. Bg2 Nf6 5. 0-0 0-0 6. c4 Nbd7 7. Nc3 c6 8. b3 Qc7 9. Qc2 e5 10. dxe5 dxe5 11. Ba3 Re8 12. e4 Nf8 13. Rad1 Bg4 14. h3 Bd7 15. Rfe1 Qc8 16. Kh2 h6 17. Re3 Nh5 18. Red3 Be6 19. Ne2 f5 20. Nd2 Nh7 21. Qc1 N7f6 22. Ng1 g5 23. exf5 Bxf5 24. Re3 g4 25. h4 e4 26. Bb2 Qc7 27. Kh1 Rad8 28. Bxf6 Nxf6 29. Ne2 h5 30. Nc3 Bh6 31. Re2 e3 32. Nf1 Rxd1 33. Nxd1 Ne4 34. Kh2 Qe5 35. Nb2 Nxf2 36. Re1 Qd4 37. Re2 Re6 38. Nxe3 Bxe3 0-1

[Event "Hoogeveen Amateurs op 25th"]
[Site "Hoogeveen"]
[Date "2022.10.20"]
[Round "5.14"]
[White "Hoogeboom, Boudewijn"]
[Black "Mentink, Toon"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "1578"]
[BlackElo "1733"]
[PlyCount "126"]
[EventDate "2022.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 Nbd7 5. e4 g6 6. f4 Bg7 7. Nf3 0-0 8. Bd3 Ng4 9. 0-0 b5 10. Nxb5 Nb6 11. h3 Nf6 12. e5 Ne8 13. Qc2 Bd7 14. Nc3 e6 15. a4 exd5 16. Nxd5 Be6 17. Be4 Bxd5 18. cxd5 Rc8 19. a5 Nd7 20. f5 Nxe5 21. fxg6 Nxf3+ 22. Rxf3 Bd4+ 23. Kh1 hxg6 24. Bd2 Ng7 25. Raf1 f5 26. Bd3 Qh4 27. Rf4 Qf6 28. b3 Be5 29. R4f3 Nh5 30. Be1 Qg5 31. Qc4 f4 32. Qe4 Kg7 33. Qa4 Qe7 34. Qe4 Qg5 35. Kh2 Rf7 36. Kh1 Nf6 37. Qc4 Rh8 38. Kg1 Rh6 39. Bc3 Nh5 40. Re1 Re7 41. Bxe5+ Rxe5 42. Qc3 Nf6 43. Rxe5 Qxe5 44. Qxe5 dxe5 45. Bc4 g5 46. Kf1 Ne4 47. Ke1 Nd6 48. Rc3 Ne4 49. Rc2 Kf6 50. Be2 Rh8 51. Bf3 Nd6 52. Rxc5 e4 53. Bg4 Ke5 54. b4 Rb8 55. b5 Rxb5 56. Rxb5 Nxb5 57. Be6 Nc7 58. Bf7 Nxd5 59. Bxd5 Kxd5 60. Ke2 Kd4 61. Kd2 Kc4 62. a6 Kd4 63. Ke2 Kc3 0-1

[Event "Hoogeveen Amateurs op 25th"]
[Site "Hoogeveen"]
[Date "2022.10.18"]
[Round "4.22"]
[White "Nakyeyune, Pauline"]
[Black "Hoogeboom, Boudewijn"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1578"]
[PlyCount "50"]
[EventDate "2022.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Nf3 e6 4. g3 Bb4 5. Bg2 Ne4 6. 0-0 Nxc3 7. a3 Nxd1 8. axb4 Nxf2 9. Ra3 Ne4 10. Ne1 Nd6 11. Kh1 0-0 12. Bh3 Nc6 13. Bd2 Nxd4 14. e3 N4b5 15. Nf3 Nxa3 16. bxa3 b6 17. Rf2 Ba6 18. Kg1 Ne4 19. Rf1 Bxf1 20. Bxf1 Qf6 21. Be1 Qxf3 22. Bh3 Qxe3+ 23. Kh1 Qxe1+ 24. Kg2 Nd2 25. Bg4 Qf1# 0-1

[Event "Hoogeveen Amateurs op 25th"]
[Site "Hoogeveen"]
[Date "2022.10.17"]
[Round "3.13"]
[White "Hoogeboom, Boudewijn"]
[Black "Huiskes, Mathijs"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1578"]
[BlackElo "1708"]
[PlyCount "70"]
[EventDate "2022.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 a6 3. Nc3 c5 4. d5 b5 5. b3 b4 6. Na4 d6 7. Qc2 g6 8. Bb2 Bf5 9. e4 Bxe4 10. Qe2 Bg7 11. f3 Bf5 12. g4 Bd7 13. Bxf6 Bxf6 14. Nb2 e6 15. Bg2 Bc3+ 16. Kf1 Qf6 17. Rb1 0-0 18. Nh3 exd5 19. cxd5 Bxg4 20. Nf2 Bf5 21. Nbd3 Nd7 22. Ne4 Bxe4 23. Qxe4 Rfe8 24. Qf4 Qe7 25. Qe4 Qg5 26. f4 Qh4 27. Qf3 Bd4 28. Qh3 Qxh3 29. Bxh3 f5 30. Bg2 Re3 31. Ne1 Bc3 32. Nc2 Re7 33. Kf2 Nf6 34. Ne3 Bd4 35. Rhe1 Rae8 0-1

[Event "Hoogeveen Amateurs op 25th"]
[Site "Hoogeveen"]
[Date "2022.10.16"]
[Round "2.25"]
[White "Bottema, Mila"]
[Black "Hoogeboom, Boudewijn"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1041"]
[BlackElo "1578"]
[PlyCount "76"]
[EventDate "2022.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. Bc4 d6 4. d4 Nf6 5. Nc3 0-0 6. 0-0 c6 7. Bg5 Nxe4 8. Nxe4 d5 9. Bxd5 cxd5 10. Ng3 h6 11. Be3 Nc6 12. c3 Re8 13. h4 Bg4 14. Qd2 Bxf3 15. gxf3 Kh7 16. Kg2 e6 17. Rh1 f5 18. Ne2 e5 19. dxe5 Rxe5 20. f4 Re8 21. h5 Ne7 22. Ng3 Qd7 23. Qc2 Qc6 24. f3 d4 25. hxg6+ Kg8 26. Bxd4 Bxd4 27. Nxf5 Qxg6+ 28. Kf1 Nxf5 29. Qb3+ Qf7 30. Qxf7+ Kxf7 31. Rh3 Be3 32. Ke2 Bxf4+ 33. Kd3 Rad8+ 34. Kc2 Rd2+ 35. Kb3 Re6 36. a4 Rb6+ 37. Kc4 Nd6+ 38. Kc5 Be3# 0-1

[Event "Hoogeveen Amateurs op 25th"]
[Site "Hoogeveen"]
[Date "2022.10.15"]
[Round "1"]
[White "Hoogeboom, Boudewijn"]
[Black "Kompaan, Rick"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1578"]
[BlackElo "1785"]
[PlyCount "92"]
[EventDate "2022.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Bd6 6. Bd3 dxc4 7. Bxc4 0-0 8. 0-0 b5 9. Bd3 a6 10. a3 Bb7 11. e4 Be7 12. Qe2 h6 13. h3 Nbd7 14. Be3 c5 15. dxc5 Nxc5 16. Bxc5 Bxc5 17. Rad1 Qe7 18. e5 Nd5 19. Qe4 f5 20. exf6 Nxf6 21. Qg6 Bxf3 22. gxf3 Qf7 23. Qg2 Rad8 24. Bg6 Qc7 25. Rde1 Nd5 26. Ne2 Rf6 27. Be4 Qf7 28. Rc1 Qa7 29. Rc2 Nf4 30. Nxf4 Rxf4 31. Qg6 Qe7 32. Rfc1 Bd6 33. Rc6 Rf6 34. Qg4 Bf4 35. R1c2 h5 36. Qg2 Rd1+ 37. Qf1 Rxf1+ 38. Kxf1 Qd7 39. Ke2 Rf8 40. Rxa6 Rd8 41. Kf1 Rc8 42. Kg2 Rxc2 43. Bxc2 Qe7 44. Kf1 Qh4 45. Bg6 Kf8 46. Ra8+ Ke7 0-1

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.30"]
[Round "9"]
[White "Molanus, Lennart"]
[Black "Hoogeboom, Boudewijn"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1603"]
[BlackElo "1627"]
[PlyCount "144"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. e4 0-0 6. Qd2 Re8 7. 0-0-0 c6 8. Be2 Qc7 9. h3 b5 10. e5 b4 11. exf6 bxc3 12. Qxc3 Bxf6 13. Bg5 Bg7 14. Qe3 Be6 15. Nd2 Nd7 16. Bg4 Nf8 17. Bh6 Qa5 18. a3 Rab8 19. Bxe6 Nxe6 20. Nb3 Qb6 21. Bxg7 Kxg7 22. h4 Nc7 23. h5 Nd5 24. Qg5 f6 25. Qg4 g5 26. Qf5 e6 27. h6+ Kg8 28. Qg4 Qb7 29. Rde1 Qf7 30. Na5 Rb6 31. Nc4 c5 32. Nxb6 axb6 33. dxc5 dxc5 34. c4 Nf4 35. Re3 e5 36. Rc3 Qg6 37. Qf3 e4 38. Qd1 Nd3+ 39. Kb1 Rd8 40. Qg4 f5 41. Qh5 Qf6 42. Rc2 Nf4 43. Qh2 Ne6 44. Re1 Nd4 45. Rd2 Qe7 46. Qg3 Qf6 47. Qc7 Rf8 48. f3 Qxh6 49. fxe4 fxe4 50. Rxe4 Qf6 51. Qe5 Qg6 52. Ka2 h6 53. Qd5+ Kh8 54. Qe5+ Kh7 55. b4 Nc6 56. Qe6 Rf6 57. Rd7+ Kh8 58. Qe8+ Qg8 59. Qxg8+ Kxg8 60. Re8+ Rf8 61. Rxf8+ Kxf8 62. bxc5 bxc5 63. Rd6 Ne5 64. Rxh6 Kg7 65. Re6 Nxc4 66. Rc6 Ne3 67. Rxc5 Kf6 68. a4 Nxg2 69. a5 Nf4 70. a6 Nd3 71. Rxg5 Nb4+ 72. Kb3 Nxa6 1/2-1/2

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.29"]
[Round "8"]
[White "Hoogeboom, Boudewijn"]
[Black "Cleveringa, Writser"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1627"]
[BlackElo "1734"]
[PlyCount "112"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 g6 4. g3 Bg7 5. Bg2 Nc6 6. 0-0 0-0 7. d3 d6 8. Bd2 Bd7 9. Rb1 Rc8 10. a3 e6 11. b4 cxb4 12. axb4 d5 13. b5 Ne7 14. Ne5 dxc4 15. Nxc4 Nfd5 16. Ne4 Rc7 17. Qb3 Nc8 18. Rfc1 Ncb6 19. Ba5 Bc8 20. Ned6 Bd4 21. e3 Bc5 22. Nxc8 Qxc8 23. e4 Nf6 24. Bc3 Nxc4 25. Bxf6 Nd2 26. Qb2 Nxb1 27. Rxb1 Be7 28. e5 Rc2 29. Qa1 Bc5 30. d4 Bb6 31. Rd1 Qd7 32. Be4 Rc4 33. Qb1 Rxd4 34. Rf1 Rd2 35. Bg5 Rd4 36. Be3 Rc4 37. Rd1 Qc7 38. Bf4 Rd8 39. Rd6 Bc5 40. Rxd8+ Qxd8 41. Bd3 Rd4 42. Be2 Bb6 43. Qc1 Qc7 44. Qf1 Qc2 45. Be3 Re4 46. Bd3 Qa4 47. Bxe4 Qxe4 48. Bf4 Bd4 49. Qc1 Bxe5 50. Bh6 Bc7 51. Qxc7 Qe1+ 52. Kg2 Qe4+ 53. Kf1 Qh1+ 54. Ke2 Qe4+ 55. Kd2 Qd4+ 56. Ke2 Qe4+ 1/2-1/2

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.28"]
[Round "7"]
[White "Hoogeboom, Boudewijn"]
[Black "Pompstra, Henk"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1627"]
[BlackElo "1772"]
[PlyCount "70"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 c6 3. Nf3 d5 4. cxd5 exd5 5. e3 Bf5 6. Nd4 Bg6 7. Be2 Bd6 8. d3 Nd7 9. Bd2 Ne7 10. e4 Nc5 11. b4 Nd7 12. Qb3 Nf6 13. 0-0 dxe4 14. dxe4 Bxh2+ 15. Kxh2 Qxd4 16. Be3 Qd6+ 17. Kg1 Bxe4 18. Rad1 Bd5 19. Nxd5 Nfxd5 20. Bc5 Qf6 21. Bf3 0-0 22. Rfe1 Rfe8 23. Bd4 Qg6 24. Be4 Qg5 25. Rd3 Nf5 26. Bb2 Nf4 27. Rg3 Nxg3 28. fxg3 Nd5 29. Bc1 Qf6 30. Bb2 Qd6 31. a3 Re6 32. Qd3 Nf6 33. Qb1 Qxg3 34. Bxf6 Rxf6 35. Rf1 Qe3+ 0-1

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.26"]
[Round "5"]
[White "De Jongh, Benno"]
[Black "Hoogeboom, Boudewijn"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1957"]
[BlackElo "1627"]
[PlyCount "89"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 0-0 6. h4 Ng4 7. h5 Nxe3 8. Qxe3 Nc6 9. 0-0-0 e5 10. d5 Ne7 11. Be2 f5 12. hxg6 hxg6 13. Qh3 f4 14. Bg4 Bxg4 15. Qxg4 Qc8 16. Qh4 Kf7 17. Nf3 Rh8 18. Qg5 Bf6 19. Rxh8 Qxh8 20. Qg4 Qc8 21. Qxc8 Rxc8 22. Rh1 Kg7 23. Nd2 a6 24. a4 Rb8 25. a5 c6 26. Nc4 Nc8 27. Rd1 Be7 28. Na4 c5 29. Rd3 Na7 30. Rh3 Nb5 31. c3 Nc7 32. Nab6 Ne8 33. Kd2 Nf6 34. f3 Rh8 35. Rxh8 Kxh8 36. Nc8 Bf8 37. N8xd6 Kg8 38. Nxb7 Nd7 39. Nb6 Nb8 40. Kd3 Kf7 41. Kc4 Ke8 42. Nxc5 Bxc5 43. Kxc5 Nd7+ 44. Nxd7 Kxd7 45. Kb6 1-0

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.24"]
[Round "4"]
[White "Hoogeboom, Boudewijn"]
[Black "Pieters, Minko"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1627"]
[BlackElo "2008"]
[PlyCount "88"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 d6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. d3 Nc6 8. Bd2 h6 9. Rb1 Nd7 10. a3 a5 11. Qc2 Nb6 12. Na4 Nxa4 13. Qxa4 Bd7 14. Qc2 g5 15. e3 Qc7 16. Bc3 e5 17. Nd2 f5 18. Bd5+ Kh8 19. f4 gxf4 20. gxf4 Ne7 21. Bg2 Ng6 22. Rf2 Rg8 23. Bd5 Bc6 24. Bxg8 Rxg8 25. Kf1 exf4 26. exf4 d5 27. Bxg7+ Rxg7 28. cxd5 Bxd5 29. Qa4 Bc6 30. Qc4 Qd7 31. Qc3 Kh7 32. Nc4 Qd5 33. Ke2 Re7+ 34. Kd2 b5 35. Ne3 Qa2 36. Rg1 Be8 37. Nxf5 Rd7 38. Kc2 c4 39. dxc4 bxc4 40. Re1 Ne5 41. Rxe5 Bg6 42. Rd2 Rf7 43. Rdd5 Qa1 44. Re1 Qa2 1/2-1/2

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.23"]
[Round "2"]
[White "Hoogeboom, Boudewijn"]
[Black "Husers, Yannic"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1627"]
[BlackElo "1848"]
[PlyCount "111"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 f5 5. g3 Nf6 6. Bg2 Bd6 7. 0-0 0-0 8. a3 a6 9. b4 Qe8 10. Qd3 Qh5 11. d5 e5 12. e4 f4 13. Nh4 a5 14. Bf3 Qg5 15. Nf5 Ne8 16. h4 Qf6 17. Nxd6 Nxd6 18. Bd2 Na6 19. Na4 axb4 20. axb4 g5 21. hxg5 Qxg5 22. Kg2 Rf7 23. Rh1 Raf8 24. Rh5 Qe7 25. g4 Ne8 26. Rah1 Nf6 27. Rf5 d6 28. Kf1 Bc8 29. Rg5+ Rg7 30. Rxg7+ Qxg7 31. Rg1 Qg5 32. Qe2 Kh8 33. c5 bxc5 34. b5 Bd7 35. bxa6 Bxa4 36. a7 Nd7 37. Qa6 Nb6 38. Ba5 Na8 39. Bxc7 Nxc7 40. Qxa4 Qd8 41. Ke2 Na8 42. Rb1 Qc7 43. Qa6 Rd8 44. Rb7 Qc8 45. Qb5 Kg8 46. Rb8 Qc7 47. Rb7 Qc8 48. Qc6 Kf8 49. Rb8 Qxc6 50. dxc6 Ke8 51. Rb7 Rc8 52. Rxh7 Kd8 53. Rd7+ Ke8 54. Rxd6 Ke7 55. Rd7+ Ke6 56. g5 1-0

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.23"]
[Round "3"]
[White "Oord, Raymon"]
[Black "Hoogeboom, Boudewijn"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1873"]
[BlackElo "1627"]
[PlyCount "77"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 g6 2. d4 Bg7 3. e4 Nc6 4. d5 Nd4 5. Nf3 c5 6. Nxd4 Bxd4 7. Nc3 a6 8. Be3 e5 9. Qd2 d6 10. f4 Nf6 11. Bd3 0-0 12. fxe5 Bxe5 13. h3 Nh5 14. Ne2 Ng3 15. Nxg3 Bxg3+ 16. Kd1 Be5 17. g4 Bd7 18. Ke2 b5 19. Rab1 bxc4 20. Bxc4 Bb5 21. b3 Qd7 22. Bd3 Rac8 23. Rbc1 Rfe8 24. a4 Bxd3+ 25. Qxd3 Qb7 26. Rc4 a5 27. Kd2 Qe7 28. Kc2 Bd4 29. Bxd4 cxd4 30. Qxd4 Rxc4+ 31. bxc4 Qxe4+ 32. Qxe4 Rxe4 33. Kd3 Re5 34. Rb1 f5 35. gxf5 Rxf5 36. Rb6 Rf3+ 37. Kd4 Rf4+ 38. Kd3 Rf3+ 39. Kd4 1/2-1/2

[Event "Groningen op-B 55th"]
[Site "Groningen"]
[Date "2017.12.22"]
[Round "1"]
[White "Verwoert, Jef"]
[Black "Hoogeboom, Boudewijn"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1990"]
[BlackElo "1627"]
[PlyCount "118"]
[EventDate "2017.12.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Nbd2 0-0 6. 0-0 Nbd7 7. e5 dxe5 8. dxe5 Ng4 9. e6 Nde5 10. exf7+ Nxf7 11. h3 Nge5 12. Nxe5 Bxe5 13. Qe2 Bg7 14. Re1 e5 15. Nf3 Kh8 16. Bxf7 Rxf7 17. Bg5 Qf8 18. Rad1 Be6 19. Nxe5 Rf5 20. Nf3 Re8 21. Bc1 Bf7 22. Qxe8 Bxe8 23. Rd8 Bc6 24. Rxf8+ Rxf8 25. Re7 Rc8 26. Ng5 Kg8 27. c3 Bd5 28. Rd7 Bc6 29. Rd1 Re8 30. Be3 a6 31. h4 h6 32. Nh3 Kh7 33. Nf4 Be5 34. Rd2 Re7 35. Rd8 Bd6 36. h5 g5 37. Bd4 Re1+ 38. Kh2 Bxf4+ 39. Kh3 Re8 40. Rxe8 Bxe8 41. Kg4 Bd7+ 42. Kf3 Bd6 43. g3 Kg8 44. Ke4 Bg4 45. c4 b6 46. Kd5 Bxh5 47. b3 Kf7 48. Kc6 Bf3+ 49. Kd7 a5 50. Bxb6 Bb4 51. Bxc7 Be1 52. c5 Bxf2 53. c6 Bg4+ 54. Kd8 Bf3 55. Bxa5 Bxc6 56. Bc7 Ke6 57. a4 Bc5 58. a5 Bb7 59. Ke8 Be7 0-1

[Event "Groningen Combinatie op"]
[Site "Groningen"]
[Date "2017.05.25"]
[Round "1"]
[White "Hoogeboom, Boudewijn"]
[Black "De Boer, Eelke"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1609"]
[BlackElo "2100"]
[PlyCount "90"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. d3 e5 8. Bg5 h6 9. Be3 Be6 10. Ne1 d5 11. Bc5 Re8 12. cxd5 Nxd5 13. Qd2 Qd7 14. Nxd5 Bxd5 15. Be3 Kh7 16. a3 Rad8 17. Qc2 Ne7 18. Rc1 Bxg2 19. Nxg2 Rc8 20. b4 Nf5 21. Bd2 Nd4 22. Qd1 Rcd8 23. Bc3 c6 24. Bxd4 Qxd4 25. Qb3 Re6 26. Rc4 Qd7 27. Rfc1 b5 28. R4c2 a5 29. Ne3 h5 30. h4 Ra8 31. Kg2 Bf8 32. bxa5 Rxa5 33. Ra2 Ra4 34. Rca1 f5 35. Kh2 Bc5 36. Nd1 f4 37. e3 Rf6 38. d4 fxg3+ 39. fxg3 exd4 40. e4 Bd6 41. Qd3 c5 42. Rg2 c4 43. Qe2 Be5 44. Ra2 d3 45. Qd2 Qd4 0-1

[Event "Groningen Combinatie op"]
[Site "Groningen"]
[Date "2016.05.05"]
[Round "1"]
[White "Steffens, Olaf"]
[Black "Hoogeboom, Boudewijn"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2279"]
[BlackElo "1655"]
[PlyCount "57"]
[EventDate "2016.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 d5 3. Nf3 g6 4. e3 Bg7 5. c4 0-0 6. cxd5 Nxd5 7. Bxg7 Kxg7 8. Qb3 Qd6 9. Nc3 Be6 10. Bc4 c6 11. Ne4 Qc7 12. Nc5 Nd7 13. Nxe6+ fxe6 14. h4 b5 15. Qb2+ Kg8 16. Be2 Qd6 17. h5 Qxb4 18. Qc2 Qc5 19. Qd3 Rf6 20. hxg6 Rxg6 21. Qe4 Nc3 22. Qh4 Nf6 23. Rc1 Qf5 24. dxc3 Rg4 25. Qh3 Rd8 26. Nd4 Rgxd4 27. Qxf5 exf5 28. cxd4 Rd6 29. Bf3 1-0

[Event "Groningen Atlantis op-B"]
[Site "Groningen"]
[Date "2013.08.22"]
[Round "1"]
[White "Hoogeboom, Boudewijn"]
[Black "Vermeulen, Frans"]
[Result "0-1"]
[ECO "A29"]
[BlackElo "1930"]
[PlyCount "62"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 0-0 6. 0-0 Re8 7. d3 h6 8. Bd2 Bxc3 9. Bxc3 d5 10. cxd5 Nxd5 11. Rc1 Nxc3 12. Rxc3 Nd4 13. Re1 c6 14. h3 Qd6 15. e3 Nb5 16. Rc2 Be6 17. b3 Rad8 18. Ree2 e4 19. Nd4 Nxd4 20. exd4 exd3 21. Qxd3 Qxd4 22. Qc3 Qxc3 23. Rxc3 Rd1+ 24. Kh2 Red8 25. Rce3 R8d6 26. g4 g5 27. Kg3 Rg1 28. f4 Bd5 29. f5 Rxg2+ 30. Rxg2 Bxg2 31. Kxg2 Rd2+ 0-1

