[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.07"]
[Round "6"]
[White "Boerma, Daniel"]
[Black "Sunko, Sviatoslav"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "1909"]
[BlackElo "1983"]
[PlyCount "62"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 d5 6. Nbd2 Nbd7 7. b3 a5 8. Bb2 a4 9. 0-0 a3 10. Bc3 Be7 11. Rc1 c5 12. Qe2 0-0 13. Ba1 Ne4 14. Ne5 cxd4 15. exd4 Nxe5 16. dxe5 Nxd2 17. Qxd2 dxc4 18. bxc4 Bc5 19. Rfd1 Qh4 20. g3 Qg4 21. Qf4 Qxf4 22. gxf4 Bf3 23. Rf1 Rfd8 24. Bb1 Ra4 25. Bc2 Ra7 26. Bb3 Rad7 27. Rc3 Be2 28. Rfc1 Rd2 29. R3c2 Rd1+ 30. Kg2 R8d3 31. Rxd1 Bf3+ 0-1

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.07"]
[Round "5"]
[White "Van Beers, Julian"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1687"]
[BlackElo "1909"]
[PlyCount "106"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nc6 5. Nc3 Nf6 6. Bf4 e6 7. e3 a6 8. Rc1 Be7 9. Bd3 Nh5 10. Be5 Nxe5 11. dxe5 g6 12. h4 Ng7 13. g4 h5 14. Qa4+ Bd7 15. Qf4 hxg4 16. Qxg4 Nf5 17. h5 Qb6 18. Rc2 Rc8 19. Ke2 Bb5 20. a3 Bxd3+ 21. Kxd3 Rc4 22. Nd4 gxh5 23. Qf4 Nxd4 24. exd4 h4 25. Rh3 Rh5 26. Qg4 Rf5 27. Nxd5 Qb3+ 28. Nc3 Bg5 29. Rf3 Rxd4+ 30. Kxd4 Rxf3 31. Qxf3 Qxc2 32. Qxb7 Qxf2+ 33. Kc4 Qf1+ 34. Kb3 Kf8 35. Qb4+ Kg7 36. Qg4 Qf4 37. Qg2 Qxe5 38. Ne4 Kh6 39. Kc2 Qf4 40. Kb3 f5 41. Nc3 Qe5 42. Ka2 Qe3 43. Qa8 Bf6 44. Qc6 h3 45. Nd5 Qe4 46. Qc1+ Bg5 47. Qc8 Qxd5+ 48. Ka1 Bf6 49. Qc1+ Kg6 50. Qc8 Qg2 51. Qe8+ Kh6 52. Qf8+ Bg7 53. Qf7 Qxb2# 0-1

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.06"]
[Round "4"]
[White "Boerma, Daniel"]
[Black "Hoellmann, Ludger"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "1909"]
[BlackElo "2055"]
[PlyCount "77"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d5 5. e3 0-0 6. Bd3 b6 7. 0-0 Bb7 8. b3 c5 9. Bb2 cxd4 10. exd4 Nc6 11. Rc1 Rc8 12. a3 dxc4 13. Nxc4 Be7 14. Nce5 Nxe5 15. dxe5 Rxc1 16. Bxc1 Nd7 17. Qe2 Qc7 18. Bb2 Rc8 19. Bb1 Nc5 20. Rd1 Rd8 21. Rd4 g6 22. Qe3 Bxf3 23. Qxf3 Rxd4 24. Bxd4 Nxb3 25. Bb2 Nd2 26. Qa8+ Kg7 27. Bd3 Qd7 28. Be2 Nc4 29. Bc3 Nxa3 30. Qe4 b5 31. h4 Qd5 32. Qf4 Qc5 33. Bd2 Nc4 34. Bc1 a6 35. Qh6+ Kg8 36. h5 Qxe5 37. hxg6 hxg6 38. Bxc4 bxc4 39. g4 0-1

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.06"]
[Round "3"]
[White "Ehlert, Horst"]
[Black "Boerma, Daniel"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2026"]
[BlackElo "1909"]
[PlyCount "57"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. d4 d5 4. e3 Be7 5. Nc3 0-0 6. Bd3 dxc4 7. Bxc4 a6 8. a4 Nc6 9. 0-0 Nb4 10. Ne5 c5 11. dxc5 Bxc5 12. Nd3 Qe7 13. Nxc5 Qxc5 14. Qe2 Bd7 15. e4 Bc6 16. Be3 Qa5 17. f3 Rac8 18. Rfd1 Rfd8 19. Rxd8+ Rxd8 20. Qf2 Rd7 21. Bb6 Qe5 22. Qe2 h5 23. Rd1 Rxd1+ 24. Qxd1 Nd7 25. Bf2 Qc7 26. Bb3 Ne5 27. Qd2 Ned3 28. Be3 Be8 29. Bd1 1/2-1/2

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.05"]
[Round "2"]
[White "Boerma, Daniel"]
[Black "Kiesel, Harald"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1909"]
[BlackElo "2035"]
[PlyCount "107"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. 0-0 Be7 7. b3 0-0 8. Bb2 c5 9. Ne5 Nc6 10. f4 Qc7 11. a3 Nxe5 12. dxe5 Ne4 13. f5 exf5 14. Rxf5 Nxd2 15. Qxd2 c4 16. Be2 Rac8 17. bxc4 dxc4 18. Qc3 Be4 19. Rf4 Qc6 20. Bf3 Bxf3 21. Rxf3 Qe6 22. Raf1 f6 23. a4 fxe5 24. Qxe5 Qxe5 25. Rxf8+ Bxf8 26. Bxe5 Bc5 27. Bd4 Bxd4 28. exd4 Rd8 29. c3 Rd5 30. Rb1 Rd7 31. Kf2 Kf7 32. Rb5 Ke6 33. Ke3 Kd6 34. Re5 a6 35. Re8 Kc7 36. Ke4 b5 37. axb5 axb5 38. d5 Rf7 39. Kd4 Kb6 40. Re6+ Ka5 41. Kc5 Ka4 42. Re3 Rf2 43. Rg3 g6 44. d6 Rd2 45. Kc6 b4 46. cxb4 Kxb4 47. Rg5 c3 48. Rb5+ Kc4 49. d7 c2 50. Rc5+ Kb4 51. Rb5+ Kc3 52. Rc5+ Kb4 53. Rb5+ Kc3 54. Rc5+ 1/2-1/2

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.05"]
[Round "1"]
[White "Zweigait, Leon"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "A24"]
[WhiteElo "1525"]
[BlackElo "1909"]
[PlyCount "64"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. e3 0-0 6. Nge2 e5 7. 0-0 Nbd7 8. b4 Rb8 9. Rb1 b6 10. Qa4 a6 11. d4 Re8 12. Bc6 Re7 13. f4 e4 14. d5 a5 15. a3 Ba6 16. Nb5 Bxb5 17. Qxb5 axb4 18. axb4 Qc8 19. Nd4 Nf8 20. Bb2 Qh3 21. Rf2 Ng4 22. Re2 h5 23. Nc2 h4 24. Bxg7 Kxg7 25. Rg2 Nh7 26. c5 Nhf6 27. cxd6 cxd6 28. Qc4 hxg3 29. hxg3 Rh8 30. Kf1 Nh2+ 31. Kg1 Nf3+ 32. Kf1 Qh1+ 0-1

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.05"]
[Round "7"]
[White "Moerz, Simon"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1791"]
[BlackElo "1866"]
[PlyCount "79"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nf3 Bg4 5. Be2 e6 6. h3 Bh5 7. c4 Qd8 8. Nc3 c6 9. Qb3 Qb6 10. Bg5 Nbd7 11. 0-0-0 Qxb3 12. axb3 0-0-0 13. g4 Bg6 14. Ne5 Nxe5 15. dxe5 Rxd1+ 16. Rxd1 Nd7 17. f4 Bc5 18. Bd3 Be3+ 19. Kc2 Nxe5 20. fxe5 Bxd3+ 21. Rxd3 Bxg5 22. Ne4 Be7 23. Rf3 Rf8 24. Kc3 f6 25. exf6 gxf6 26. Ng3 Kd7 27. Rf1 Bd8 28. Ra1 a6 29. Ne4 Bb6 30. Rf1 Ke7 31. Rd1 h5 32. c5 Bc7 33. Nd6 hxg4 34. hxg4 Bxd6 35. cxd6+ Kd7 36. Kc4 b6 37. Ra1 Kxd6 38. Rxa6 b5+ 39. Kd3 Rg8 40. Ra8 0-1

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "6"]
[White "Boerma, Daniel"]
[Black "Bieler, Janek"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1866"]
[BlackElo "1803"]
[PlyCount "120"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 c6 2. Nf3 d5 3. e3 Nf6 4. Bd3 Bg4 5. Nbd2 Nbd7 6. b3 e5 7. dxe5 Nxe5 8. Bb2 Nxd3+ 9. cxd3 Bb4 10. a3 Bd6 11. Qc2 0-0 12. h3 Bh5 13. 0-0 Re8 14. Rfe1 Nd7 15. b4 a6 16. Bd4 Bg6 17. Qc3 f6 18. Nh4 Bf7 19. Nb3 Qc7 20. Nc5 Ne5 21. f4 Ng6 22. Nxg6 Bxg6 23. Rac1 a5 24. Ra1 axb4 25. axb4 Qe7 26. Red1 Rec8 27. Kf2 Rxa1 28. Rxa1 b6 29. Na6 Qb7 30. Qb3 Ra8 31. b5 c5 32. Bb2 Bf7 33. d4 c4 34. Qa4 Be8 35. Bc3 g5 36. Bb4 Bc7 37. fxg5 fxg5 38. Ke2 Bd8 39. Rf1 Qd7 40. Bc3 Be7 41. Qc2 Bh5+ 42. g4 Bg6 43. Rf5 Bxf5 44. Qxf5 Qxf5 45. gxf5 Bd6 46. Kf3 Re8 47. Bb4 Rd8 48. e4 dxe4+ 49. Kxe4 Bf4 50. f6 Rc8 51. Bc3 Kf7 52. Nb4 Kxf6 53. d5+ Ke7 54. Nc6+ Kd6 55. Kd4 Re8 56. Bb4+ Kd7 57. Kxc4 Re4+ 58. Kd3 Re3+ 59. Kd4 Rxh3 60. Ke4 Re3+ 0-1

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "5"]
[White "Nizamova, Rita"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1612"]
[BlackElo "1866"]
[PlyCount "109"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. 0-0-0+ Kc8 8. Nf3 Nbd7 9. Bd3 Bc5 10. Bh4 Bg4 11. Na4 Bd6 12. h3 Be6 13. Ng5 Re8 14. Nxe6 Rxe6 15. Bc4 Re7 16. Nc3 a6 17. Ne2 Kd8 18. Ng3 g6 19. Nf1 Ke8 20. Ne3 Kf8 21. Nd5 Re6 22. Nxf6 Rxf6 23. Bxf6 Nxf6 24. Bd5 Rb8 25. Rd3 Ke7 26. Rhd1 b6 27. a3 a5 28. g3 Nh5 29. Bc6 Ng7 30. b4 axb4 31. axb4 Ne6 32. c3 f5 33. h4 Rf8 34. R3d2 h6 35. Ra2 fxe4 36. Bxe4 g5 37. Rh1 g4 38. Rf1 Ng7 39. Ra8 Rf6 40. Rg8 Nf5 41. Bxf5 Rxf5 42. Rxg4 c5 43. b5 Kf6 44. Kd2 e4 45. Ke3 Rf3+ 46. Kxe4 Rxc3 47. Kd5 Be5 48. Re1 Rd3+ 49. Kc6 Rd6+ 50. Kb7 Bd4 51. Rf4+ Kg7 52. Re7+ Kg8 53. Rc7 h5 54. Rf5 Rh6 55. Rd5 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "4"]
[White "Boerma, Daniel"]
[Black "Othmer, Michael"]
[Result "0-1"]
[ECO "D80"]
[WhiteElo "1866"]
[BlackElo "1995"]
[PlyCount "84"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Nxe4 dxe4 6. Qd2 Bg7 7. e3 0-0 8. Ne2 c5 9. d5 h6 10. Bh4 Na6 11. Nc3 f5 12. Be2 Nc7 13. Rd1 Ne8 14. Bg3 Nd6 15. 0-0 Bd7 16. f3 exf3 17. gxf3 Qb6 18. Bd3 Rad8 19. Kh1 Qb4 20. Bxd6 exd6 21. Rg1 g5 22. Rg2 Rde8 23. Rdg1 Re7 24. f4 g4 25. h3 h5 26. hxg4 hxg4 27. Re1 Rf6 28. Kg1 Rh6 29. Ree2 Rh3 30. Rh2 Rhxe3 31. Rxe3 Rxe3 32. Rh5 b5 33. Rg5 Rg3+ 34. Kh2 Rh3+ 35. Kg2 bxc4 36. Bf1 Kf7 37. Rxg7+ Kxg7 38. Qe2 Kf7 39. Kg1 Rh8 40. Nd1 c3 41. Nxc3 Qxf4 42. Bg2 Re8 0-1

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "3"]
[White "Elbert, Andre"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1720"]
[BlackElo "1866"]
[PlyCount "90"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Be6 7. Bxe6 fxe6 8. Nf3 Bd6 9. 0-0 Nc6 10. Rd1 Ke7 11. a3 a6 12. Bg5 h6 13. Bxf6+ gxf6 14. Rd3 Rhg8 15. b4 b5 16. h3 h5 17. Ne2 a5 18. Nc3 Rgb8 19. bxa5 Rxa5 20. Rb1 Rb6 21. g4 hxg4 22. hxg4 b4 23. axb4 Rxb4 24. Nd2 Rxb1+ 25. Ncxb1 Nd4 26. c3 Ne2+ 27. Kf1 Nf4 28. Re3 Ra1 29. Re1 Ra2 30. Rd1 Bc5 31. f3 Ra8 32. Nb3 Ba7 33. Na5 Bb6 34. Nc6+ Kf7 35. Ke1 Rh8 36. Rd7+ Kg6 37. Kd1 Rh1+ 38. Kc2 Rf1 39. Ne7+ Kg5 40. Nd2 Rf2 41. Ng8 Be3 42. Kd1 Bxd2 43. Rg7+ Kh4 44. Rxc7 Be3 45. Nxf6 Nd3 0-1

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.02"]
[Round "2"]
[White "Boerma, Daniel"]
[Black "Krumschmidt, Michael"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1866"]
[BlackElo "1724"]
[PlyCount "138"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. e3 g6 4. Bd3 Bg7 5. Nbd2 Nbd7 6. b3 b6 7. Bb2 Bb7 8. 0-0 0-0 9. Qe2 c5 10. c4 Qe8 11. Rfd1 e5 12. dxe5 dxe5 13. e4 Nh5 14. Nf1 Nf4 15. Qc2 Nb8 16. Ne3 Nc6 17. Nd5 Nb4 18. Nxb4 cxb4 19. Bf1 f5 20. Nd2 Qc6 21. g3 fxe4 22. Nxe4 Qxe4 23. Qxe4 Bxe4 24. gxf4 Rxf4 25. h3 Raf8 26. Rd2 R4f5 27. Re2 Bf3 28. Rc2 Bh6 29. Bc1 Bg7 30. Bb2 Rg5+ 31. Kh2 Rh5 32. Re1 Rf4 33. Re3 Rfh4 34. Bg2 Bxg2 35. Kxg2 Kf7 36. Rce2 Ke6 37. a3 bxa3 38. Bxa3 Rg5+ 39. Kf1 Rd4 40. Re1 Rd2 41. Bc1 Rc2 42. Rd3 Rf5 43. Be3 Rf3 44. Red1 Bf8 45. Rd7 Rxh3 46. Kg1 Ra2 47. Rb7 Bd6 48. b4 Bxb4 49. Bxb6 Rha3 50. Bxa7 Rxa7 51. Rxb4 Ra1 52. Rbb1 Rxb1 53. Rxb1 Kd6 54. Kg2 Kc5 55. Rb5+ Kd4 56. Rd5+ Ke4 57. Rd2 Ra4 58. Re2+ Kf4 59. Rc2 e4 60. c5 Ra7 61. c6 Rc7 62. Rc5 h5 63. Rc3 h4 64. Rc4 g5 65. f3 h3+ 66. Kf2 h2 67. Rxe4+ Kf5 68. Kg2 h1Q+ 69. Kxh1 Rxc6 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.02"]
[Round "1"]
[White "Meyer, Heinz Dieter"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2102"]
[BlackElo "1866"]
[PlyCount "117"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 e5 3. d4 exd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. g3 Be7 7. Bg2 0-0 8. Nh3 Re8 9. Nf4 Bf8 10. 0-0 Ne5 11. b3 c6 12. Bb2 Qc7 13. Rfd1 Bf5 14. h3 Ng6 15. Qd4 Nxf4 16. Qxf4 Bg6 17. Rac1 Re6 18. e3 Qa5 19. a3 Rae8 20. b4 Qc7 21. Nd5 Qd8 22. Nxf6+ gxf6 23. h4 Kg7 24. g4 h5 25. g5 Be7 26. b5 Kh7 27. bxc6 fxg5 28. hxg5 Bxg5 29. Qf3 bxc6 30. Qxc6 Qb8 31. Qb5 Qd8 32. c5 Rg8 33. Rxd6 Rxd6 34. cxd6 Bf6 35. Bxf6 Qxf6 36. Qd5 Bf5 37. Kf1 Qg6 38. Rc5 Bd3+ 39. Ke1 Kh6 40. Kd2 Ba6 41. Be4 Qg4 42. Bf3 Qg6 43. Qxh5+ Qxh5 44. Rxh5+ Kg6 45. Ra5 Bc4 46. Rxa7 Rd8 47. Kc3 Bf1 48. d7 Bb5 49. Bg4 f5 50. Bxf5+ Kxf5 51. Ra5 Ke4 52. Rxb5 Rxd7 53. Rb4+ Kf3 54. Rf4+ Ke2 55. a4 Rb7 56. a5 Rb8 57. a6 Rb6 58. Ra4 Kxf2 59. a7 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.06"]
[Round "7"]
[White "Marzik, Hans"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2053"]
[BlackElo "1869"]
[PlyCount "41"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Qxd5 Nc6 8. Nf3 Nf6 9. Qd1 Bc5 10. e3 Qe7 11. Be2 0-0-0 12. 0-0 g5 13. b4 Nxb4 14. Qb3 Bf5 15. Ba3 Kb8 16. Nd4 Bg6 17. Rac1 a5 18. Qa4 Bxd4 19. exd4 Rxd4 20. Qxa5 h6 21. Nb5 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.05"]
[Round "5"]
[White "Boerma, Daniel"]
[Black "Burkhardt, Holger"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1869"]
[BlackElo "2033"]
[PlyCount "93"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 Be7 6. Be3 0-0 7. Be2 Re8 8. Qd2 Bf8 9. f3 d5 10. Bg5 dxe4 11. Nxe4 Nxe4 12. fxe4 Qd6 13. 0-0-0 Nd7 14. Bf3 Ne5 15. Qf2 Qa6 16. Kb1 Be6 17. Nxe6 Rxe6 18. Be2 Qc6 19. Rd5 a6 20. Rf1 f6 21. Bc1 Qe8 22. g4 c6 23. Rdd1 b5 24. g5 a5 25. h4 a4 26. h5 fxg5 27. Bxg5 a3 28. b3 h6 29. Bc1 Qe7 30. Qg3 Re8 31. Rf5 Rf6 32. Rdf1 Rxf5 33. Rxf5 Qd6 34. Rf1 Qd4 35. Rxf8+ Kxf8 36. Bxa3+ b4 37. Qf4+ Kg8 38. Bb2 Qg1+ 39. Bc1 Qd4 40. Bb2 Qc5 41. Qg3 Qe7 42. Bc1 Kh8 43. Bb2 c5 44. Bb5 Nd7 45. Qg6 Rd8 46. Qxh6+ Kg8 47. Bc4+ 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.05"]
[Round "6"]
[White "Boerma, Daniel"]
[Black "Margraf, Daniel"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1869"]
[BlackElo "2227"]
[PlyCount "80"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 Be7 4. Bd3 b6 5. Nbd2 Bb7 6. b3 0-0 7. Bb2 a5 8. Qe2 d5 9. 0-0 a4 10. Ne5 a3 11. Bc1 Ne4 12. f4 f6 13. Nef3 Nc6 14. Nb1 Nb4 15. Bd2 Nxd3 16. cxd3 Ba6 17. Ne1 c5 18. Qg4 f5 19. Qh3 cxd4 20. exd4 Nxd2 21. Nxd2 Bb4 22. Rd1 Rc8 23. Qe3 Qd6 24. Ndf3 h6 25. Rf2 Rc6 26. Ne5 Rc7 27. N1f3 Rfc8 28. g4 fxg4 29. Nxg4 Rc2 30. Rdf1 Bb5 31. Nfe5 Be8 32. Qg3 Kh7 33. Ne3 Rxf2 34. Rxf2 Rc1+ 35. Rf1 Bd2 36. Rxc1 Bxc1 37. Qf3 Qb4 38. Nc2 Qc3 39. Qg2 Bxf4 40. Nf3 Bg6 0-1

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.04"]
[Round "4"]
[White "Bulygin, Anton"]
[Black "Boerma, Daniel"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "1904"]
[BlackElo "1869"]
[PlyCount "81"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Nc3 c5 4. e3 Nf6 5. Nf3 b6 6. cxd5 exd5 7. Bb5+ Bd7 8. Bd3 Nc6 9. 0-0 Be7 10. h3 0-0 11. a3 h6 12. Bb5 a6 13. Bxc6 Bxc6 14. Ne5 Bb7 15. f4 b5 16. Bd2 cxd4 17. exd4 Ne4 18. f5 Nxd2 19. Qxd2 Bg5 20. Qf2 Re8 21. Rae1 Qb6 22. Nd7 Qd6 23. Nc5 Bc6 24. Nd1 a5 25. Ne3 b4 26. h4 Bf6 27. Ng4 Bb5 28. Rxe8+ Rxe8 29. Qf4 Bxd4+ 30. Qxd4 Bxf1 31. Kxf1 Qg3 32. Nf2 bxa3 33. bxa3 Qxa3 34. Nfd3 Qa2 35. Qg4 Rb8 36. Kg1 Qa1+ 37. Kh2 Rb1 38. Nd7 Rh1+ 39. Kg3 Qc3 40. N7e5 f6 41. Qg6 1/2-1/2

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.04"]
[Round "3"]
[White "Haerig, Wilfried"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2116"]
[BlackElo "1869"]
[PlyCount "63"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Nc6 5. d5 Ne5 6. Bf4 Nxf3+ 7. Qxf3 d6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. a4 a6 11. 0-0 h5 12. Rfe1 f6 13. h4 Nh6 14. a5 Nf7 15. Na4 Qc7 16. Qg3 g5 17. hxg5 h4 18. Qc3 0-0-0 19. b4 cxb4 20. Qxb4 fxg5 21. Be3 Bxa1 22. Rxa1 Ne5 23. Ra3 Kd7 24. Rc3 Qb8 25. Nc5+ Ke8 26. Ne6 Rc8 27. Ba7 Qa8 28. Nc7+ Rxc7 29. Rxc7 h3 30. Bd4 Rh7 31. Bxe5 dxe5 32. Rxb7 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.03"]
[Round "2"]
[White "Boerma, Daniel"]
[Black "Ehlert, Horst"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1869"]
[BlackElo "1947"]
[PlyCount "115"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Nbd2 a6 5. b3 d6 6. Bb2 Nbd7 7. Bd3 Be7 8. 0-0 0-0 9. Re1 Qc7 10. c4 b6 11. e4 cxd4 12. Bxd4 Bb7 13. Rc1 Rac8 14. Bb2 Qb8 15. e5 dxe5 16. Nxe5 Rfd8 17. Nxd7 Rxd7 18. Nf3 Bxf3 19. Qxf3 Rcd8 20. Bb1 Qc7 21. Qh3 h6 22. Qc3 Rd2 23. Rc2 Qf4 24. Rxd2 Rxd2 25. Rf1 Bc5 26. g3 Qd6 27. Bc1 Rd1 28. Qf3 Rxf1+ 29. Kxf1 Qd8 30. h3 a5 31. Ke2 Kf8 32. Bb2 Bd4 33. Qd3 e5 34. Ba3+ Ke8 35. Bc1 Qd7 36. Qf5 Qxf5 37. Bxf5 Ke7 38. Bd2 Ne8 39. Be3 Kd6 40. f3 Bc5 41. Be4 Ke6 42. Bd5+ Ke7 43. f4 f6 44. f5 Nc7 45. Be4 Na6 46. Kf3 Nb4 47. a3 Na6 48. Bc1 Nc7 49. g4 b5 50. Kg3 Kd7 51. Kh4 bxc4 52. bxc4 Bf2+ 53. Kh5 Na6 54. Kg6 Nc5 55. Bd5 e4 56. Kxg7 e3 57. Kxf6 e2 58. Bf4 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.03"]
[Round "1"]
[White "Wielebinski, Paul Martin"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2131"]
[BlackElo "1869"]
[PlyCount "148"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c4 Bg4 5. Be3 Nc6 6. Nc3 e5 7. d5 Nce7 8. Rc1 f5 9. h3 Bxf3 10. gxf3 Nf6 11. c5 0-0 12. cxd6 cxd6 13. Qb3 fxe4 14. fxe4 Rf7 15. Nb5 Nxe4 16. Qb4 a6 17. Nc7 Rc8 18. Qxb7 Nf5 19. Bb6 Nd4 20. Bxa6 Rb8 21. Ne6 Rfxb7 22. Bxd8 Rxb2 23. Nxd4 exd4 24. Bc7 Rf8 25. 0-0 Be5 26. f4 Bxf4 27. Rxf4 Rxf4 28. Bd3 Nf2 29. Bf1 Ne4 30. Bg2 Nc3 31. Bxd6 Ne2+ 32. Kh2 Nxc1 33. Bxf4 Nd3 34. Bg3 Kf7 35. a4 Ra2 36. d6 Ke6 37. h4 Nc5 38. Kg1 Kd7 39. Bh3+ Ne6 40. Bf1 d3 41. Bxd3 Nd4 42. Bc4 Rxa4 43. Bf1 Ra2 44. Bh3+ Nf5 45. Bh2 h5 46. Bg3 Ke6 47. Bh2 Rd2 48. Bf4 Ra2 49. Bh2 Kf6 50. Bf4 Ke6 51. Bh2 Ra4 52. Bg3 Kf6 53. Bh2 Rxh4 54. Bf1 Rxh2 55. Kxh2 Nxd6 56. Be2 Nf5 57. Kh3 Kg5 58. Bb5 Nd6 59. Bd7 Ne4 60. Be8 Nf2+ 61. Kg3 Nd3 62. Kh3 Nf4+ 63. Kg3 h4+ 64. Kf3 Kf5 65. Bd7+ Ne6 66. Be8 g5 67. Bh5 Nd4+ 68. Ke3 Nc6 69. Be8 Ne5 70. Kf2 Kf4 71. Kg2 g4 72. Bb5 h3+ 73. Kh1 g3 74. Bf1 Ng4 0-1

[Event "Erfurt op-B 28th"]
[Site "Erfurt"]
[Date "2018.12.29"]
[Round "6"]
[White "Boerma, Daniel"]
[Black "Woost, Thomas"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1856"]
[BlackElo "1915"]
[PlyCount "81"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nbd2 b6 7. Ne5 Bb7 8. Ndf3 Nbd7 9. Nxd7 Nxd7 10. Bf4 Rc8 11. h4 h5 12. Qd2 Nf6 13. Ne5 Ne4 14. Qd3 c5 15. c3 cxd4 16. cxd4 Qe8 17. Bh3 e6 18. Rac1 Qa4 19. f3 Ba6 20. Qe3 Nd6 21. b3 Qb4 22. a3 Qb5 23. Nxg6 Rxc1 24. Rxc1 Rd8 25. Ne7+ Kf8 26. Nc6 Rd7 27. Kf2 Nc4 28. bxc4 Qxc6 29. c5 Qa4 30. Bh6 bxc5 31. Rxc5 Bxh6 32. Qxh6+ Ke7 33. Qe3 Qd1 34. Rc1 Qa4 35. g4 hxg4 36. Bxg4 Rb7 37. h5 Qd7 38. Qg5+ Kd6 39. h6 Qb5 40. Qe5+ Ke7 41. h7 1-0

[Event "Erfurt op-B 28th"]
[Site "Erfurt"]
[Date "2018.12.29"]
[Round "7"]
[White "Schoenherr, Konrad"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1871"]
[BlackElo "1856"]
[PlyCount "62"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Nbd7 4. e3 h6 5. Bf4 e6 6. Nf3 Be7 7. Bg3 a6 8. Ne5 c5 9. Qf3 Qb6 10. 0-0-0 cxd4 11. Rxd4 Nc5 12. Bd3 Bd7 13. a3 Nxd3+ 14. Rxd3 Bb5 15. Nxb5 axb5 16. Rb3 Qa5 17. Rd1 b4 18. Rdd3 bxa3 19. bxa3 0-0 20. Rxb7 Bxa3+ 21. Kd1 Bb4 22. Qf4 Qa1+ 23. Ke2 Qe1+ 24. Kf3 Bd6 25. Qd4 Ne4 26. Rd1 Ng5+ 27. Kg4 Qe2+ 28. Kh4 Bxe5 29. Bxe5 Qxf2+ 30. Bg3 Qxg2 31. Kg4 Qh3+ 0-1

[Event "Erfurt op-B 28th"]
[Site "Erfurt"]
[Date "2018.12.28"]
[Round "5"]
[White "Boerma, Daniel"]
[Black "Schindele, Andreas"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1856"]
[BlackElo "1940"]
[PlyCount "76"]
[EventDate "2018.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 Nf6 4. Bg5 Be7 5. Nd2 0-0 6. Bxf6 Bxf6 7. e4 c6 8. Ne2 Be6 9. Nc3 Na6 10. a3 Nc7 11. 0-0 Qd7 12. Re1 Rad8 13. Rb1 b6 14. b4 Rfe8 15. a4 g6 16. b5 d4 17. bxc6 Qxc6 18. Ne2 Qxa4 19. f4 Bg4 20. h3 Bxe2 21. Rxe2 Qd7 22. Rf2 Nb5 23. Qf1 exf4 24. gxf4 Bh4 25. Rf3 Na3 26. Rc1 Rc8 27. Qd1 Qa4 28. c4 Qxd1+ 29. Rxd1 b5 30. cxb5 Nxb5 31. Nc4 Rc7 32. Ra1 Nc3 33. Nd2 Ne2+ 34. Kh2 Rb8 35. Ra2 Nc3 36. Ra3 Rb2 37. Nc4 Rb1 38. Bf1 Be7 1/2-1/2

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2018.01.07"]
[Round "7"]
[White "Stelmaszyk, Nico"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1971"]
[BlackElo "1768"]
[PlyCount "80"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 Nc6 9. Bd3 Bd7 10. c3 0-0 11. Qc2 h6 12. 0-0-0 a6 13. Kb1 b5 14. h4 Rfb8 15. Be4 Ra7 16. g4 Qe7 17. a3 a5 18. Rhe1 b4 19. d5 Nd8 20. Nd4 bxa3 21. b3 e5 22. Ka2 Qc5 23. Bh7+ Kf8 24. Rxe5 Qd6 25. Rde1 c5 26. dxc6 Nxc6 27. Nxc6 Bxc6 28. Bd3 Rab7 29. Bc4 Ba4 30. R5e2 g6 31. Qc1 Rxb3 32. Qxh6+ Kg8 33. Bxb3 Bxb3+ 34. Ka1 Qc6 35. Qc1 Be6 36. Qxa3 Rb3 37. Qxa5 Rb5 38. Qd8+ Kh7 39. Rb2 Qa6+ 40. Kb1 Qa2+ 0-1

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2018.01.06"]
[Round "6"]
[White "Boerma, Daniel"]
[Black "Moenster, Madita"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1768"]
[BlackElo "1880"]
[PlyCount "105"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nd2 d5 3. Ngf3 e6 4. e3 c5 5. b3 Be7 6. Bb2 0-0 7. Bd3 Nc6 8. a3 a6 9. 0-0 b5 10. dxc5 Bxc5 11. Nd4 Bb7 12. Re1 Rc8 13. Nf1 Re8 14. Ng3 b4 15. a4 a5 16. Nh5 Nxd4 17. exd4 Bd6 18. Re3 h6 19. Qe2 Ra8 20. Re1 Nxh5 21. Qxh5 Ba6 22. Rf3 Qd7 23. g4 Bxd3 24. cxd3 Qe7 25. Bc1 f6 26. Rh3 Qf7 27. Qh4 e5 28. Kh1 e4 29. Rg1 exd3 30. g5 fxg5 31. Bxg5 h5 32. Bh6 Bf8 33. Rhg3 Re4 34. f4 d2 35. R3g2 Rxd4 36. Bxg7 Bxg7 37. Rxg7+ Qxg7 38. Rxg7+ Kxg7 39. Qg5+ Kh7 40. Qxh5+ Kg8 41. Qg6+ Kf8 42. Qf6+ Ke8 43. Qxd4 Rd8 44. Qxd2 d4 45. Qd3 Rd7 46. Kg2 Ke7 47. Kf3 Rc7 48. Ke4 Rc3 49. Qxd4 Rxb3 50. Qe5+ Kf8 51. Qf6+ Ke8 52. Qe6+ Kf8 53. Qxb3 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2018.01.06"]
[Round "5"]
[White "Hilker, Bjoern"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1961"]
[BlackElo "1768"]
[PlyCount "97"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. a3 Bb5 7. Bxb5+ Qxb5 8. b4 cxd4 9. cxd4 Nh6 10. Bxh6 gxh6 11. Qe2 Qd7 12. 0-0 Rg8 13. Qc2 Rg6 14. Nc3 Nc6 15. Ne2 Be7 16. h4 Rc8 17. Rac1 a6 18. Qd2 Qd8 19. h5 Bg5 20. Nxg5 Rxg5 21. Nf4 Kd7 22. a4 Qb6 23. Rfd1 Rcg8 24. a5 Qd8 25. g3 Rg4 26. Kf1 f6 27. Rc5 fxe5 28. dxe5 Qg5 29. Qc2 Rxf4 30. Rxc6 Rxf2+ 31. Qxf2 bxc6 32. Qf7+ Kd8 33. Qxe6 Rf8+ 34. Kg2 Qf5 35. Qd6+ Ke8 36. Qxc6+ Ke7 37. Qc5+ Ke8 38. Qc6+ Ke7 39. Qd6+ Ke8 40. Qb8+ Ke7 41. Qb7+ Ke8 42. Qxd5 Qf2+ 43. Kh1 Qf3+ 44. Qxf3 Rxf3 45. Rd6 Rxg3 46. Rxa6 Rg5 47. Rxh6 Rxe5 48. Rxh7 Rb5 49. a6 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2018.01.05"]
[Round "4"]
[White "Boerma, Daniel"]
[Black "Freitag, Christian"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1768"]
[BlackElo "1830"]
[PlyCount "120"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bf4 0-0 5. e3 d6 6. Nf3 Nbd7 7. Be2 c6 8. h3 Qa5 9. 0-0 a6 10. Qc2 b5 11. a3 Bb7 12. b4 Qd8 13. Rad1 d5 14. c5 Re8 15. Bd3 Nh5 16. Bh2 e5 17. dxe5 Nxe5 18. Nd4 f5 19. Nce2 Qd7 20. a4 Nxd3 21. Rxd3 Be5 22. Bxe5 Rxe5 23. Ra1 Ree8 24. Rda3 Qf7 25. g3 Qd7 26. Kg2 Ng7 27. R1a2 Rac8 28. axb5 axb5 29. Ra7 Rc7 30. Qd3 Kf7 31. Qa3 g5 32. Qd3 h5 33. Ra1 Rh8 34. f4 g4 35. h4 Re8 36. Kf2 Re7 37. Nc1 Kg6 38. Ncb3 Ne8 39. Na5 Nf6 40. Rxb7 Ne4+ 41. Kg2 Rxb7 42. Ndxc6 Qe6 43. Ne5+ Kg7 44. Nxb7 Rxb7 45. Qd4 Kh7 46. Ra8 Nf6 47. Qa1 d4 48. Qxd4 Qb3 49. Nd3 Rf7 50. Rd8 Kg7 51. Rd6 Qc2+ 52. Nf2 Qe2 53. Qd2 Qf3+ 54. Kh2 Re7 55. Qb2 Rf7 56. c6 Kg8 57. c7 Rxc7 58. Rxf6 Qxe3 59. Qa2+ Kg7 60. Rxf5 Rc3 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2018.01.05"]
[Round "3"]
[White "Diederichs, Luise"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1943"]
[BlackElo "1768"]
[PlyCount "91"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 b6 4. e4 d6 5. d4 Be7 6. Bd3 c5 7. 0-0 Bb7 8. d5 0-0 9. Ne1 exd5 10. exd5 a6 11. a4 a5 12. Nc2 Na6 13. Ne3 h6 14. Nf5 Bc8 15. Nxe7+ Qxe7 16. h3 Nc7 17. Bf4 Qd7 18. Bc2 Ba6 19. b3 Rfe8 20. Qf3 Qd8 21. Rfe1 Rxe1+ 22. Rxe1 Nce8 23. g4 Ra7 24. Qe3 Kf8 25. Qg3 Re7 26. Rxe7 Qxe7 27. Kg2 g5 28. Bd2 Nd7 29. f4 f6 30. h4 Kg7 31. hxg5 fxg5 32. Qd3 Nf8 33. fxg5 hxg5 34. Ne4 Ng6 35. Nxg5 Nf8 36. Nf3 Bc8 37. Bc3+ Kg8 38. Kg3 Nf6 39. Nh2 N8h7 40. Qf3 Nd7 41. Bxh7+ Kxh7 42. Qf5+ Kg8 43. Nf3 Qf7 44. Qg5+ Kf8 45. Qd8+ Qe8 46. Bg7+ 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2018.01.04"]
[Round "1"]
[White "Boerma, Daniel"]
[Black "Ehlert, Horst"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1768"]
[BlackElo "1963"]
[PlyCount "84"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 e6 5. e3 Ne7 6. Nge2 0-0 7. Nf4 Nbc6 8. 0-0 Rb8 9. Rb1 a6 10. b3 b5 11. Ne4 bxc4 12. Nxc5 Qa5 13. Na4 e5 14. Ne2 d5 15. Ba3 Bf5 16. e4 cxb3 17. Bxe7 Nxe7 18. exf5 Qxa4 19. axb3 Qb4 20. fxg6 hxg6 21. Ra1 Rb6 22. Nc3 Rd8 23. Ra4 Qd6 24. Qe2 e4 25. Rb1 Nf5 26. Ra5 Bxc3 27. dxc3 Qc7 28. Qd2 Rxb3 29. Rxb3 Qxa5 30. Qb2 Qc5 31. Bf1 Ra8 32. Rb6 e3 33. Bxa6 exf2+ 34. Qxf2 Qxc3 35. Bf1 Ra1 36. Rb8+ Kg7 37. Rb7 Qe3 38. Rd7 d4 39. g4 Qe6 40. gxf5 Qxd7 41. f6+ Kg8 42. Qf4 Qf5 0-1

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2018.01.04"]
[Round "2"]
[White "Wolterink, Thorsten"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1852"]
[BlackElo "1768"]
[PlyCount "114"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 g6 4. c3 cxd4 5. exd4 Bg7 6. Nf3 d6 7. Bd3 0-0 8. 0-0 Nbd7 9. Re1 a6 10. Nbd2 b5 11. a4 bxa4 12. Qxa4 Re8 13. Rad1 Bb7 14. Qa2 d5 15. h3 e6 16. g4 h6 17. Ne5 Nxe5 18. Bxe5 Nd7 19. Bxg7 Kxg7 20. Nf3 Qb6 21. Re3 a5 22. Qa4 Bc6 23. Qc2 Bb5 24. g5 h5 25. Qe2 Bxd3 26. Rdxd3 Rab8 27. Rd2 Qd6 28. Ne5 Nxe5 29. dxe5 Qe7 30. h4 Rb6 31. c4 dxc4 32. Qxc4 Rb4 33. Qc6 Rxh4 34. Rg3 Rd8 35. Rd6 Rd4 36. Rxd4 Rxd4 37. Qc3 Rd1+ 38. Kh2 Qb4 39. Qf3 Qe1 40. Qf6+ Kg8 41. Rf3 Qh1+ 42. Kg3 Rg1+ 43. Kf4 Qh4+ 44. Ke3 Qxg5+ 45. Rf4 Qxf6 46. exf6 Rg5 47. Ra4 Rf5 48. f3 g5 49. Kf2 Kh7 50. Kg3 Kg6 51. b4 axb4 52. Rxb4 Kxf6 53. Rb8 h4+ 54. Kg2 Rf4 55. Rh8 Kf5 56. Rh7 f6 57. Ra7 h3+ 0-1

[Event "Vellmar op 9th"]
[Site "Vellmar"]
[Date "2017.07.16"]
[Round "7"]
[White "Boerma, Daniel"]
[Black "Toval, David"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1825"]
[BlackElo "1733"]
[PlyCount "44"]
[EventDate "2017.07.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bd2 0-0 6. e3 Bb7 7. Bd3 d6 8. Rc1 Nbd7 9. 0-0 Bxc3 10. Bxc3 Ne4 11. Nd2 f5 12. f3 Nxc3 13. Rxc3 Qg5 14. Qe2 Rf6 15. b4 Rh6 16. c5 dxc5 17. bxc5 bxc5 18. dxc5 Ne5 19. Rb3 Bd5 20. f4 Qh4 21. g3 Rg6 22. fxe5 Rxg3+ 0-1

[Event "Vellmar op 9th"]
[Site "Vellmar"]
[Date "2017.07.16"]
[Round "6"]
[White "Schubert, Matthias"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1916"]
[BlackElo "1825"]
[PlyCount "29"]
[EventDate "2017.07.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 Be6 11. Nd5 Nd4 12. c3 Bxd5 13. exd5 Nf5 14. Bd3 Nh4 15. Qa4+ 1-0

[Event "Vellmar op 9th"]
[Site "Vellmar"]
[Date "2017.07.15"]
[Round "4"]
[White "Boerma, Daniel"]
[Black "Maar, Samuel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1825"]
[BlackElo "1952"]
[PlyCount "62"]
[EventDate "2017.07.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 0-0 5. Nbd2 d6 6. b3 c5 7. Bb2 Nc6 8. a3 Re8 9. 0-0 cxd4 10. exd4 e5 11. Re1 Bg4 12. dxe5 Nxe5 13. Be2 Nd5 14. Nxe5 Bxe2 15. Qxe2 dxe5 16. Rad1 Nf4 17. Qf1 Qc7 18. Nc4 b5 19. Ne3 Qc6 20. g3 Ne6 21. Qg2 e4 22. Bxg7 Kxg7 23. c4 bxc4 24. Nxc4 Ng5 25. Re3 Nf3+ 26. Kh1 Rad8 27. Qf1 Qe6 28. Rc1 Rd5 29. h3 Rh5 30. h4 Qg4 31. Qd1 Qh3# 0-1

[Event "Vellmar op 9th"]
[Site "Vellmar"]
[Date "2017.07.15"]
[Round "5"]
[White "Kobs, Stephan"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1938"]
[BlackElo "1825"]
[PlyCount "49"]
[EventDate "2017.07.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 Nc6 4. Bb2 Qc7 5. Nc3 a6 6. g3 b5 7. Bg2 Bb7 8. 0-0 d6 9. d4 cxd4 10. Nxd4 Nf6 11. Re1 Be7 12. Nxc6 Bxc6 13. a3 0-0 14. Qe2 Rac8 15. Rac1 Qb7 16. Rcd1 Rc7 17. Rd2 Rfc8 18. g4 Ne8 19. Nd5 Bxd5 20. exd5 exd5 21. Bxd5 Qb8 22. Qxe7 Rxe7 23. Rxe7 Nf6 24. Bxf6 gxf6 25. Rxf7 1-0

[Event "Vellmar op 9th"]
[Site "Vellmar"]
[Date "2017.07.14"]
[Round "2"]
[White "Boerma, Daniel"]
[Black "Toepfer, Albrecht"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "1825"]
[BlackElo "2060"]
[PlyCount "72"]
[EventDate "2017.07.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. e4 Nc6 7. Nf3 Bg4 8. h3 Bxf3 9. Bxf3 e5 10. d5 Nd4 11. Bg2 c5 12. 0-0 a6 13. Qd3 Rb8 14. Bd2 b5 15. b3 Qc7 16. Rab1 Rb7 17. f4 Nd7 18. Rbe1 bxc4 19. bxc4 Rfb8 20. f5 Rb2 21. Rf2 f6 22. fxg6 hxg6 23. Ref1 Qd8 24. h4 Qe7 25. Bh3 Rf8 26. g4 Rbb8 27. g5 fxg5 28. hxg5 Rxf2 29. Rxf2 Rf8 30. Nd1 Rxf2 31. Nxf2 Nb6 32. Bg4 Bf8 33. Kg2 Qa7 34. Bd1 Qd7 35. Ng4 Bg7 36. Kg3 Qa7 1/2-1/2

[Event "Vellmar op 9th"]
[Site "Vellmar"]
[Date "2017.07.14"]
[Round "3"]
[White "Pauls, Wilhelm"]
[Black "Boerma, Daniel"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1988"]
[BlackElo "1825"]
[PlyCount "81"]
[EventDate "2017.07.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. e5 Ng8 7. Bd3 Qc7 8. 0-0 Bc5 9. Nb3 Ba7 10. Qg4 g6 11. Ne4 Qxe5 12. Bf4 Qg7 13. Nd6+ Kd8 14. Rad1 Nc6 15. c3 Nf6 16. Qf3 h6 17. Na5 Ke7 18. Nxc6+ dxc6 19. Nc4 Bb8 20. Nb6 Bxf4 21. Nxa8 Bb8 22. Nb6 Nd7 23. Nc4 Ne5 24. Nxe5 Bxe5 25. Rfe1 Rd8 26. Qe3 Bc7 27. Qc5+ Bd6 28. Qb6 Qf6 29. Bf1 Kf8 30. g3 Qe7 31. b4 Bc7 32. Qe3 Kg7 33. a3 f6 34. h4 e5 35. Rxd8 Qxd8 36. Qd3 Qf8 37. Rd1 Qf7 38. Qc4 Be6 39. Qc5 f5 40. Bh3 Bd5 41. Qe3 1/2-1/2

[Event "Vellmar op 9th"]
[Site "Vellmar"]
[Date "2017.07.13"]
[Round "1"]
[White "Eggenstein, Frank"]
[Black "Boerma, Daniel"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2047"]
[BlackElo "1825"]
[PlyCount "93"]
[EventDate "2017.07.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. d3 Qc7 5. Be2 Nc6 6. 0-0 Be7 7. Re1 0-0 8. Bf1 b6 9. d4 d5 10. e5 Nd7 11. a3 cxd4 12. cxd4 f6 13. exf6 Nxf6 14. Nc3 Bd7 15. Bd3 Rae8 16. Bg5 Bd8 17. Rc1 Qb8 18. Bb1 Ng4 19. Be3 Nxe3 20. Rxe3 Bf6 21. h4 Rf7 22. Qd3 g6 23. Rce1 Ref8 24. g3 Na5 25. R3e2 Nc4 26. Nh2 Bd8 27. Kg2 b5 28. Rf1 b4 29. axb4 Qxb4 30. Qc2 Bb6 31. Rd1 Nd6 32. Ng4 Nf5 33. Qd2 Nxd4 34. Nh6+ Kg7 35. Nxf7 Rxf7 36. Na2 Qc5 37. b4 Qc7 38. Qb2 e5 39. Red2 Bg4 40. Rc1 Bf3+ 41. Kh2 Qd7 42. Bc2 Qg4 43. Re1 Be4 44. Bd1 Nf3+ 45. Bxf3 Qxf3 46. Qxe5+ Kg8 47. Qe8+ 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.08"]
[Round "7"]
[White "Brinkers, Niklas"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "B49"]
[WhiteElo "1687"]
[BlackElo "1917"]
[PlyCount "68"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Nc6 7. Be2 b5 8. Qd2 Bb7 9. f3 Nf6 10. 0-0 Be7 11. Kh1 0-0 12. Bd3 Nb4 13. f4 Nxd3 14. cxd3 Rac8 15. Rac1 Qb8 16. f5 Bd6 17. Bg5 Be7 18. Nf3 exf5 19. Nh4 Ng4 20. Bf4 Bd6 21. Nxf5 Bxf4 22. Rxf4 Ne5 23. Ne7+ Kh8 24. Nxc8 Rxc8 25. Rff1 Rf8 26. Ne2 Qd6 27. Ng3 f6 28. d4 Nc4 29. Qc3 Rc8 30. b3 Nb6 31. Qd3 Re8 32. d5 Qa3 33. Rc7 Bc8 34. Qc2 d6 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.07"]
[Round "6"]
[White "Boerma, Daniel"]
[Black "Poelig, Juergen"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1917"]
[BlackElo "1894"]
[PlyCount "54"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. e3 Nf6 7. Be2 Bg4 8. dxc5 Bxc5 9. 0-0 0-0 10. h3 Bh5 11. Nd4 Bg6 12. Nb3 Bb6 13. Na4 Bc7 14. Nac5 b6 15. Nd3 Qd6 16. g3 Ne4 17. Nf4 Rad8 18. Nd4 Nxd4 19. Qxd4 Bf5 20. h4 Rfe8 21. Rd1 Qh6 22. Bf3 g5 23. hxg5 Nxg5 24. Bg2 Bg4 25. Kf1 Nf3 26. Qa4 Bxf4 27. exf4 Qh2 0-1

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.07"]
[Round "5"]
[White "Schulz, Daniel"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1964"]
[BlackElo "1917"]
[PlyCount "79"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Qxd5 Nc6 8. Ne5 Nxe5 9. Qxe5+ Ne7 10. e4 Rc8 11. Nc3 a6 12. Be2 Be6 13. Be3 Nc6 14. Qg3 g6 15. 0-0 Bg7 16. Bg5 Qa5 17. Nd5 0-0 18. Rfd1 h6 19. Be3 Bxd5 20. exd5 Nb4 21. Bd2 Qb6 22. Qb3 Rfe8 23. Bf1 Nxd5 24. Qxd5 Qxb2 25. Rab1 Qf6 26. Be3 b5 27. Bd4 Qe7 28. Bxg7 Kxg7 29. Qd6 Qb7 30. g3 Re6 31. Qd4+ Kg8 32. Bg2 Qc7 33. h4 Rce8 34. Qd2 Re2 35. Qxh6 Qb6 36. Rf1 Rxa2 37. Bd5 Rae2 38. h5 Qd6 39. hxg6 Qxd5 40. Qh7+ 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.06"]
[Round "4"]
[White "Boerma, Daniel"]
[Black "Scheffner, Jarno"]
[Result "1-0"]
[ECO "E72"]
[WhiteElo "1917"]
[BlackElo "1692"]
[PlyCount "119"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 0-0 5. Ne2 d6 6. c4 Nbd7 7. Nbc3 e5 8. d5 a5 9. 0-0 Nh5 10. Bf3 Nhf6 11. Nb5 Nc5 12. Nec3 Bh3 13. Re1 Ne8 14. Bg2 Bxg2 15. Kxg2 f5 16. f3 f4 17. g4 h5 18. h3 Qh4 19. Rh1 Qg3+ 20. Kf1 hxg4 21. hxg4 Nf6 22. Qe2 Nxg4 23. fxg4 Nd3 24. Rg1 Qh3+ 25. Qg2 Qh4 26. Bd2 f3 27. Qg3 Qh7 28. Nxc7 f2 29. Nxa8 fxg1Q+ 30. Kxg1 Nf2 31. Kg2 Bf6 32. g5 Be7 33. Be3 Nd3 34. Nc7 Rc8 35. Ne6 Rxc4 36. Rh1 Qf7 37. Qh4 Ne1+ 38. Rxe1 Qh7 39. Qxh7+ Kxh7 40. Kf3 b5 41. Re2 b4 42. Na4 Kg8 43. b3 Rc8 44. Bb6 Ra8 45. Rc2 Kf7 46. Rc7 Ke8 47. Ra7 Rc8 48. Bc7 Bf8 49. Nb6 Rxc7 50. Rxc7 Be7 51. Rxe7+ Kxe7 52. Nc4 a4 53. bxa4 Kd7 54. Ke3 Ke7 55. Kd3 Kd7 56. Kc2 b3+ 57. Kxb3 Kc8 58. Kb4 Kb7 59. Kb5 Ka8 60. Nf8 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.06"]
[Round "3"]
[White "Lebiedz, Oliver"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1939"]
[BlackElo "1917"]
[PlyCount "57"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 d5 8. Re1 Nf6 9. e5 Nd7 10. Qg4 Qc7 11. Bf4 a5 12. Nd2 Ba6 13. c4 Qb7 14. b3 Nc5 15. Bf1 g6 16. Rac1 Rc8 17. Nf3 h6 18. h4 h5 19. Qh3 Be7 20. Ng5 Bxg5 21. Bxg5 Ne4 22. Be3 Qb4 23. cxd5 Bxf1 24. Rxf1 Nc3 25. dxe6 Ne2+ 26. Kh1 Nxc1 27. exf7+ Kd8 28. Rd1+ Kc7 29. Qd7+ 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.05"]
[Round "2"]
[White "Boerma, Daniel"]
[Black "Petri, Ben Luca"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1917"]
[BlackElo "1709"]
[PlyCount "137"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d5 5. e5 Ng8 6. Nf3 e6 7. 0-0 Ne7 8. Bg5 h6 9. Bxe7 Qxe7 10. Nbd2 c5 11. c3 Nc6 12. Nb3 b6 13. Re1 0-0 14. Qe2 c4 15. Nc1 b5 16. a3 a5 17. Qc2 Bd7 18. Ne2 b4 19. Nf4 Rfb8 20. Nd2 Be8 21. h4 bxc3 22. bxc3 a4 23. h5 g5 24. Nh3 Na5 25. f4 Nb3 26. Ra2 gxf4 27. Nxf4 Nxd2 28. Qxd2 Rb3 29. Qc1 Rab8 30. Bf3 Qg5 31. Kh2 Bf8 32. Bd1 Rb1 33. Qe3 R1b2+ 34. Re2 Rxa2 35. Rxa2 Rb6 36. Qf3 Bc6 37. Bc2 Rb3 38. Bxb3 axb3 39. Ra1 b2 40. Rb1 Bxa3 41. Qe2 Ba4 42. Rxb2 Bxb2 43. Qxb2 Bd1 44. Qb8+ Kg7 45. Qb7 Qf5 46. Qb2 Bxh5 47. Qf2 Bg4 48. Qd2 Qe4 49. Ng2 Bf3 50. Nf4 Qb1 51. Ng2 Qd1 52. Qxd1 Bxd1 53. Nf4 Bg4 54. Kg2 h5 55. Kf2 Kh6 56. Ng2 Kg5 57. Ne3 Bf5 58. Ke2 Be4 59. Kf2 f6 60. exf6 Kxf6 61. Nf1 e5 62. dxe5+ Kxe5 63. Ne3 Bd3 64. Kf3 d4 65. cxd4+ Kxd4 66. g4 h4 67. Nxc4 Bxc4 68. Kg2 Ke4 69. Kh3 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.05"]
[Round "1"]
[White "Raetzke von Stoyentin, Steffen"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "2008"]
[BlackElo "1917"]
[PlyCount "83"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. d5 Ne5 5. Bf4 Ng6 6. Bg3 a6 7. a4 Nf6 8. e4 e5 9. Bxc4 Bd6 10. Nge2 0-0 11. 0-0 Nh5 12. Bd3 Nxg3 13. hxg3 Bd7 14. Rc1 Ne7 15. Qb3 Rb8 16. Nd1 f5 17. Ne3 fxe4 18. Bxe4 b5 19. a5 Kh8 20. Qd3 h6 21. f4 Ng8 22. fxe5 Bxe5 23. Nf4 Bxf4 24. gxf4 Nf6 25. Bf3 Rc8 26. Rfd1 Ne8 27. g3 Nd6 28. Bg4 Bxg4 29. Nxg4 Nc4 30. Qc3 Kg8 31. Ne5 Nd6 32. Re1 Rf6 33. Nc6 Qd7 34. Ne7+ Kh8 35. Nxc8 Qxc8 36. Kg2 Qg4 37. Qf3 Qd7 38. Rc3 Nc4 39. Qe4 Qg4 40. b3 Nxa5 41. Rxc7 Nxb3 42. Qc2 1-0

[Event "Vellmar op 8th"]
[Site "Vellmar"]
[Date "2016.07.31"]
[Round "6"]
[White "Boerma, Daniel"]
[Black "Lukas, Anne"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1926"]
[BlackElo "1821"]
[PlyCount "77"]
[EventDate "2016.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Qa5+ 7. Nc3 Ba6 8. Bxa6 Qxa6 9. Nge2 g6 10. 0-0 Bg7 11. e4 d6 12. h3 0-0 13. Be3 Nbd7 14. Qd2 Rfb8 15. Rab1 Ne5 16. b3 Rb7 17. Rfd1 Ne8 18. f4 Nd7 19. Qc2 Nc7 20. a4 Rab8 21. Na2 Nb6 22. Nec3 Qa5 23. Bf2 Nd7 24. Be1 Qa6 25. Ne2 Nf6 26. b4 Ra8 27. bxc5 Rxb1 28. Rxb1 dxc5 29. Nac3 Qc4 30. Qb3 Qd3 31. Rd1 Qa6 32. Rd2 Nd7 33. Bf2 Rb8 34. Qd1 Ne8 35. e5 Qc4 36. Nb5 Bh6 37. Qc2 Qb4 38. e6 Ndf6 39. Bxc5 1-0

[Event "Vellmar op 8th"]
[Site "Vellmar"]
[Date "2016.07.31"]
[Round "7"]
[White "Maar, Samuel"]
[Black "Boerma, Daniel"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1998"]
[BlackElo "1926"]
[PlyCount "91"]
[EventDate "2016.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Bd3 Be7 6. Nf3 Nbd7 7. 0-0 0-0 8. c3 b6 9. Ng3 Bb7 10. Qe2 c5 11. Re1 Re8 12. Ng5 Nf8 13. Bb5 Qd5 14. f3 Bc6 15. Bc4 Qd7 16. dxc5 Bxc5+ 17. Be3 Bxe3+ 18. Qxe3 Rad8 19. f4 Qd2 20. Qxd2 Rxd2 21. Re2 Red8 22. f5 Rxe2 23. Nxe2 Bd5 24. Rd1 h6 25. fxe6 fxe6 26. Nf3 Ng6 27. Bb3 Re8 28. c4 Bxf3 29. gxf3 Kf8 30. Nd4 Nf4 31. Nb5 Re7 32. Bc2 a6 33. Rd8+ Re8 34. Rxe8+ Nxe8 35. Nd4 Ke7 36. b4 Kd6 37. Kf2 Nf6 38. a4 a5 39. bxa5 bxa5 40. Ke3 g5 41. Nb3 e5 42. Nxa5 Kc5 43. Bd1 Ne6 44. Nb7+ Kc6 45. Na5+ Kc5 46. Nb7+ 1/2-1/2

[Event "Vellmar op 8th"]
[Site "Vellmar"]
[Date "2016.07.30"]
[Round "4"]
[White "Boerma, Daniel"]
[Black "Rehbein, Ulrich"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1926"]
[BlackElo "1800"]
[PlyCount "65"]
[EventDate "2016.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 b5 2. e4 Bb7 3. Bd3 Nf6 4. Qe2 e6 5. Nf3 c5 6. c3 a6 7. 0-0 Be7 8. Rd1 Qb6 9. Bc2 0-0 10. h3 cxd4 11. cxd4 Nc6 12. a3 Rac8 13. Be3 Qc7 14. Bd3 Qb8 15. Nbd2 Nh5 16. e5 f5 17. Nh2 g6 18. f4 Nxd4 19. Bxd4 Nxf4 20. Qf1 Nxd3 21. Qxd3 Bc5 22. Ndf3 Be7 23. Rac1 Rxc1 24. Rxc1 Rc8 25. Rxc8+ Qxc8 26. Qc3 Qb8 27. Bc5 Bd8 28. Qd4 Bd5 29. Nf1 Bc7 30. N1d2 Qb7 31. Kf2 Qc6 32. b4 Kg7 33. Qh4 1-0

[Event "Vellmar op 8th"]
[Site "Vellmar"]
[Date "2016.07.30"]
[Round "5"]
[White "Meyner, Hannes"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2204"]
[BlackElo "1926"]
[PlyCount "53"]
[EventDate "2016.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bd6 5. Bg2 0-0 6. 0-0 Nbd7 7. Nbd2 c6 8. Qc2 Re8 9. Rd1 Qe7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qe2 Bd7 14. a3 a5 15. Ne5 Red8 16. Bf4 Be8 17. Nd3 Rd7 18. Bxd6 Rxd6 19. Ne5 Qc7 20. c5 Rdd8 21. Nc4 Nd5 22. Bxd5 exd5 23. Nb6 Rab8 24. Rd3 f6 25. Re3 Bf7 26. Re1 Kf8 27. Re7 1-0

[Event "Vellmar op 8th"]
[Site "Vellmar"]
[Date "2016.07.29"]
[Round "3"]
[White "Baumann, Marcel"]
[Black "Boerma, Daniel"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1831"]
[BlackElo "1926"]
[PlyCount "62"]
[EventDate "2016.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 Bg4 6. Be2 0-0 7. 0-0 c6 8. h3 Bxf3 9. Bxf3 Nfd7 10. Kh2 Na6 11. g4 c5 12. Be3 Rb8 13. f5 b5 14. Qd2 Nb4 15. a3 Nxc2 16. Bh6 Nxd4 17. Bd1 Ne5 18. h4 Nc4 19. Qc1 Ne5 20. h5 Nd3 21. Qd2 Be5+ 22. Kh1 c4 23. fxg6 hxg6 24. hxg6 f6 25. Qg2 Qe8 26. Bxf8 Kxf8 27. Nd5 Qxg6 28. g5 Kf7 29. Qh3 Qxe4+ 30. Bf3 Nxf3 31. Rxf3 Nf2+ 0-1

[Event "Vellmar op 8th"]
[Site "Vellmar"]
[Date "2016.07.29"]
[Round "2"]
[White "Boerma, Daniel"]
[Black "Hommer, Jeremy"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1926"]
[BlackElo "1813"]
[PlyCount "66"]
[EventDate "2016.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 f5 3. Bf4 Nf6 4. e3 e6 5. Bd3 Be7 6. 0-0 0-0 7. Nbd2 Ne4 8. c4 c6 9. Rc1 Nd7 10. cxd5 exd5 11. a3 g5 12. Be5 g4 13. Ne1 Nxe5 14. dxe5 Bg5 15. Nxe4 fxe4 16. Be2 h5 17. b4 Qe7 18. b5 Bd7 19. bxc6 bxc6 20. Nc2 Qxe5 21. Nd4 Qd6 22. a4 Rf7 23. Qc2 Raf8 24. Qc3 h4 25. Nb3 Qh6 26. Nc5 Bc8 27. Ba6 Bxa6 28. Nxa6 g3 29. Qxc6 Qxc6 30. Rxc6 gxf2+ 31. Kh1 Bxe3 32. Nb4 d4 33. Re6 Rb8 0-1

[Event "Vellmar op 8th"]
[Site "Vellmar"]
[Date "2016.07.28"]
[Round "1"]
[White "Humburg, Philipp"]
[Black "Boerma, Daniel"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2201"]
[BlackElo "1926"]
[PlyCount "67"]
[EventDate "2016.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 b6 7. g3 Bb7 8. Bg2 Nd7 9. 0-0 c6 10. Re1 Qc7 11. Nh4 0-0-0 12. Qh5 Nb8 13. c3 Na6 14. b4 Qd7 15. a4 Nc7 16. Bb2 Bd6 17. Reb1 Rdg8 18. Bc1 f5 19. f4 Bf8 20. Be3 Rg4 21. Nf3 f6 22. Bh3 Rg6 23. Nh4 Rh6 24. Qe2 Rg8 25. Bg2 Rxh4 26. c4 e5 27. gxh4 exd4 28. Bf2 c5 29. Bg3 Bxg2 30. Qxg2 Bd6 31. a5 Bxf4 32. axb6 Bxg3 33. hxg3 f4 34. Rxa7 1-0

