[Event "Ghent op 43rd"]
[Site "Ghent"]
[Date "2022.07.23"]
[Round "8"]
[White "Burdalev, Kirill"]
[Black "De Boer, Rein"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2381"]
[BlackElo "2060"]
[PlyCount "61"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. c4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Rd1 Bc6 10. Nc3 Bxf3 11. Bxf3 Nc6 12. Bxc6 bxc6 13. a5 Rb8 14. Qa4 Rb4 15. Qxc6 Qd6 16. Qf3 Qd7 17. e4 Rd8 18. Qe2 c6 19. Bf4 Qb7 20. Rd2 Kf8 21. Rc1 c5 22. dxc5 Rxd2 23. Qxd2 Rxb2 24. c6 Qb4 25. Qxb2 Qxb2 26. c7 Qb7 27. Rb1 Bb4 28. Rxb4 Qxb4 29. c8Q+ Ke7 30. Bc7 Qxc3 31. Qd8# 1-0

[Event "Ghent op 43rd"]
[Site "Ghent"]
[Date "2022.07.21"]
[Round "3"]
[White "De Boer, Rein"]
[Black "Sivuk, Vitaly"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2060"]
[BlackElo "2565"]
[PlyCount "84"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 a6 7. Nc2 Nbd7 8. Bd3 b6 9. Qe2 Be7 10. Bg5 Bb7 11. Ne3 Qd6 12. 0-0 0-0 13. Rad1 cxd4 14. Nxd4 Qc5 15. Bh4 Rfe8 16. Nb3 Qc6 17. Nd4 Qc7 18. Bg3 Bd6 19. Nb5 axb5 20. Bxd6 Qc8 21. Bxb5 Rxa2 22. Ba3 Bc6 23. Bxc6 Qxc6 24. Qc4 Qxc4 25. Nxc4 b5 26. Ne3 Nb6 27. Nc2 Nfd5 28. Rd3 Nc4 29. Rb1 Rc8 30. Nd4 Nxa3 31. bxa3 Nxc3 32. Rc1 Rxa3 33. Kf1 b4 34. Nb5 Rb3 35. Nd4 Rd8 36. Rd2 Ra3 37. Ke1 g6 38. Nb5 Rxd2 39. Nxa3 Re2+ 40. Kf1 bxa3 41. Rxc3 a2 42. Ra3 Rb2 0-1

[Event "Ghent Eastman op 42nd"]
[Site "Ghent"]
[Date "2019.07.20"]
[Round "2"]
[White "Kitze, Alexander"]
[Black "De Boer, Rein"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2284"]
[BlackElo "2043"]
[PlyCount "45"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. d4 0-0 6. b3 b6 7. Bb2 Bb7 8. Nbd2 Nbd7 9. c4 c5 10. Rc1 Rc8 11. a3 dxc4 12. Nxc4 cxd4 13. Nxd4 Bxg2 14. Kxg2 Nc5 15. b4 Qd5+ 16. f3 Na4 17. Qxa4 Rxc4 18. e4 Nxe4 19. fxe4 Qxe4+ 20. Nf3 Rxc1 21. Bxc1 Rc8 22. Qxa7 Bf6 23. Qxb6 1-0

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2019.06.02"]
[Round "7"]
[White "De Boer, Rein"]
[Black "Wempe, Joost"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2053"]
[BlackElo "2261"]
[PlyCount "80"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. 0-0 Qc7 12. Bd2 0-0 13. Rc1 Bd7 14. Ng3 Qb6 15. Bc3 Bf4 16. Rc2 Nb4 17. Bxb4 Qxb4 18. Ne2 Bd6 19. Nc3 Rae8 20. a3 Qb6 21. Ne5 Kh8 22. Rd2 Re7 23. g3 Qxd4 24. Nxd7 Nxd7 25. Bxh7 Qf6 26. Bb1 Bc5 27. Qc2 g5 28. Qd1 Ne5 29. Kg2 g4 30. Na4 Nf3 31. Nxc5 Qh6 32. h4 gxh3+ 33. Kh1 Qxd2 34. Qa4 Qd4 35. b4 Qg4 36. Nd3 e5 37. Qc2 Qe4 38. Qc5 Ng5+ 39. f3 Rxf3 40. Nf2 Qc4 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2019.06.02"]
[Round "6"]
[White "Hilwerda, Jonas"]
[Black "De Boer, Rein"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2317"]
[BlackElo "2053"]
[PlyCount "37"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nf6 4. c3 Nc6 5. Nd2 Bf5 6. Qb3 Qd7 7. h3 e6 8. Ngf3 c4 9. Qd1 Bd6 10. Bxd6 Qxd6 11. Nh4 0-0 12. Nxf5 exf5 13. g3 Rfe8 14. Qf3 g6 15. Be2 Re7 16. Qf4 Qxf4 17. gxf4 b5 18. Kd1 Rb8 19. Bf3 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2019.05.31"]
[Round "2"]
[White "De Boer, Rein"]
[Black "Wichtrup, Jan Louis"]
[Result "1/2-1/2"]
[ECO "C69"]
[WhiteElo "2053"]
[BlackElo "2110"]
[PlyCount "105"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 exd4 7. Nxd4 c5 8. Ne2 Qxd1 9. Rxd1 Bd6 10. Nbc3 Be6 11. Bf4 0-0-0 12. Bxd6 Rxd6 13. Rxd6 cxd6 14. Rd1 Kd7 15. Nf4 Ne7 16. Ncd5 Nxd5 17. Nxe6 Kxe6 18. exd5+ Kd7 19. Rd3 Re8 20. Re3 Rxe3 21. fxe3 f5 22. Kf2 Ke7 23. c4 Kf6 24. h3 Ke5 25. Kf3 b5 26. b3 bxc4 27. bxc4 g6 28. g3 a5 29. a4 h6 30. h4 g5 31. hxg5 hxg5 32. g4 Kf6 33. Kg3 fxg4 34. Kxg4 Kg6 35. e4 Kf6 36. Kh5 Ke5 37. Kxg5 Kxe4 38. Kf6 Kd4 39. Ke6 Kxc4 40. Kxd6 Kb4 41. Ke5 c4 42. d6 c3 43. d7 c2 44. d8Q c1Q 45. Qd4+ Qc4 46. Qxc4+ Kxc4 47. Ke4 Kb3 48. Kd3 Kxa4 49. Kc2 Kb4 50. Kb2 a4 51. Ka2 a3 52. Kb1 a2+ 53. Kxa2 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2019.05.31"]
[Round "3"]
[White "Duijker, Rick"]
[Black "De Boer, Rein"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2164"]
[BlackElo "2053"]
[PlyCount "145"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. g3 0-0 6. Bg2 c6 7. Ne2 Nd7 8. 0-0 f5 9. Nd2 b5 10. a4 b4 11. c4 bxc3 12. bxc3 Ba6 13. c4 Nf6 14. Nc3 Bb4 15. Qb3 Rb8 16. Rfc1 Ne4 17. Ndxe4 Bxc4 18. Qc2 fxe4 19. Nxe4 f5 20. Nd2 Bxd2 21. Qxd2 Qb6 22. Bf1 Qb4 23. Qc2 Bxf1 24. Kxf1 Rf6 25. Rab1 Qf8 26. Rxb8 Qxb8 27. Rb1 Qc8 28. Kg2 g5 29. Qb3 Rf8 30. f3 Qe6 31. Kf2 g4 32. Qd1 Re8 33. Rb3 h5 34. Qe2 Kg7 35. a5 h4 36. Rb7+ Kf6 37. Rh7 hxg3+ 38. hxg3 Kg6 39. Rh4 Qf6 40. fxg4 fxg4+ 41. Kg2 Qf3+ 42. Qxf3 gxf3+ 43. Kxf3 Rf8+ 44. Ke2 Rb8 45. Rh1 Rb2+ 46. Kd3 Rb3+ 47. Kd2 Ra3 48. Rc1 Rxa5 49. Rxc6+ Kf5 50. Ke2 Ke4 51. Re6+ Kf5 52. Re7 Kg4 53. Rg7+ Kf5 54. Kf3 Ra1 55. Re7 Ra5 56. g4+ Kf6 57. Re5 Rb5 58. Kf4 a5 59. Re8 Rb1 60. g5+ Kg6 61. Re6+ Kf7 62. Rf6+ Ke7 63. Ra6 Rf1+ 64. Ke5 Rf3 65. Re6+ Kf7 66. Kxd5 a4 67. e4 a3 68. Ra6 Rg3 69. e5 Rxg5 70. Rxa3 Ke7 71. Ra7+ Kd8 72. Kd6 Rf5 73. Ra8# 1-0

[Event "Leiden op-B 12th"]
[Site "Leiden"]
[Date "2018.07.22"]
[Round "9"]
[White "Van Randen, Fred"]
[Black "De Boer, Rein"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1863"]
[BlackElo "2028"]
[PlyCount "55"]
[EventDate "2018.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 Bg4 5. Bb5 e6 6. Bxc6+ bxc6 7. h3 Bxf3 8. Qxf3 Be7 9. 0-0 Nf6 10. e5 Nd5 11. exd6 Bxd6 12. Ne4 Be7 13. d3 0-0 14. a3 Rb8 15. f5 exf5 16. Qxf5 Nf6 17. Rb1 Qd4+ 18. Nf2 Nd5 19. Bd2 Rxb2 20. Rfc1 Rxb1 21. Rxb1 Nc3 22. Re1 Bf6 23. Be3 Qd8 24. Bxc5 Re8 25. Rxe8+ Qxe8 26. Ne4 Bd4+ 27. Bxd4 Ne2+ 28. Kf2 1/2-1/2

[Event "Leiden op-B 12th"]
[Site "Leiden"]
[Date "2018.07.17"]
[Round "5"]
[White "Geboers, Jimmy"]
[Black "De Boer, Rein"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1863"]
[BlackElo "2028"]
[PlyCount "97"]
[EventDate "2018.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qa5 5. Qb3 c6 6. Bd2 e6 7. e4 Qb6 8. Qxb6 axb6 9. Bd3 Be7 10. Nf3 Na6 11. Rc1 Nc7 12. Bg5 0-0 13. e5 Nfd5 14. Bxe7 Nxe7 15. Ke2 Ncd5 16. Bb1 Nf4+ 17. Kf1 f5 18. a4 Ned5 19. Nxd5 Nxd5 20. b3 Bd7 21. Bd3 b5 22. axb5 cxb5 23. g3 Ra3 24. Nd2 Nb4 25. Ke2 Bc6 26. Rhd1 Nxd3 27. Kxd3 Bd5 28. Kc3 Rfa8 29. Rc2 g5 30. Kb4 Bc6 31. Rdc1 R3a6 32. Nb1 Be4 33. Rc8+ Rxc8 34. Rxc8+ Kf7 35. Na3 Rc6 36. Nxb5 Rxc8 37. Nd6+ Kg6 38. Nxc8 Kh5 39. Nd6 Bd5 40. Ne8 Kg6 41. Nf6 Bf3 42. Kc5 h5 43. Kd6 Bd1 44. b4 Bb3 45. Kc5 f4 46. Kb6 fxg3 47. fxg3 Kf5 48. Kxb7 h4 49. Kc6 1-0

[Event "Leiden op-B 12th"]
[Site "Leiden"]
[Date "2018.07.14"]
[Round "2"]
[White "De Boer, Rein"]
[Black "Boeters, Stefan"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2028"]
[BlackElo "1845"]
[PlyCount "51"]
[EventDate "2018.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. dxe5 dxe5 6. Bc4 Be7 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. Ne6 Qe8 10. Nxc7 Qg6 11. Qd3 Rb8 12. Be3 b6 13. 0-0-0 h6 14. f4 Kh7 15. Ne6 Bb7 16. f5 Qe8 17. g4 Nc5 18. Bxc5 Bxc5 19. g5 hxg5 20. Nxg5+ Kg8 21. Qc4+ Kf8 22. Ne6+ Ke7 23. Nxg7 Qc6 24. Rhe1 Be3+ 25. Rxe3 Qxc4 26. Nd5+ 0-1

[Event "Ghent Taminco op 37th"]
[Site "Ghent"]
[Date "2014.07.19"]
[Round "2"]
[White "De Boer, Rein"]
[Black "Sarrau, Jelle"]
[Result "0-1"]
[ECO "B22"]
[BlackElo "2325"]
[PlyCount "46"]
[EventDate "2014.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 Nb6 7. Bd3 Bd7 8. 0-0 Bc6 9. Bf4 dxe5 10. Nxe5 cxd4 11. Re1 Nd5 12. Qh5 g6 13. Bxg6 hxg6 14. Qxh8 Nxf4 15. g3 Qd5 16. f3 dxc3 17. Nxc3 Qd4+ 18. Kf1 Nd3 19. Kg2 Bxf3+ 20. Kxf3 Qf2+ 21. Kg4 Qf5+ 22. Kh4 g5+ 23. Kh5 Qh3+ 0-1

