[Event "Bad Pyrmont Pape op-B 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.13"]
[Round "6"]
[White "Glianietz, Alexander R"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2398"]
[BlackElo "1686"]
[PlyCount "41"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bg5 0-0 6. c4 Be7 7. Nc3 b6 8. Be2 Bb7 9. 0-0 Nbd7 10. Rc1 a6 11. Qc2 Rc8 12. Rfd1 Ne8 13. Bxe7 Qxe7 14. cxd5 exd5 15. Qf5 g6 16. Qd3 Nd6 17. Nd2 Rfe8 18. Bf3 Nf6 19. Qb1 Qd7 20. b3 Re7 21. g3 1/2-1/2

[Event "Bad Pyrmont Pape op-B 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.13"]
[Round "7"]
[White "Keller, Reinhold"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "D35"]
[BlackElo "1686"]
[PlyCount "25"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 c6 8. Nc3 Be6 9. Ne5 Nbd7 10. f4 Nxe5 11. dxe5 Ne4 12. Bxe7 Nxc3 13. Bxh7+ 1-0

[Event "Bad Pyrmont Pape op-B 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.12"]
[Round "4"]
[White "Burnus, Finn Crispin"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "1466"]
[BlackElo "1686"]
[PlyCount "100"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Qxd5 Nf6 8. Qd1 Bc5 9. e3 0-0 10. Nf3 Qb6 11. Qb3 Bb4 12. Bd3 Be6 13. Qc2 Na6 14. Bd2 Nc5 15. Be2 Rac8 16. 0-0 Nce4 17. Rfc1 Qa5 18. a3 Nxc3 19. bxc3 Bxa3 20. c4 Qc5 21. Rcb1 Qe7 22. Qb3 Bc5 23. Qxb7 Rc7 24. Qb5 Bb6 25. Bb4 Bc5 26. Nd4 Rfc8 27. Nxe6 Qxe6 28. Ra6 Qe4 29. Rba1 Qc2 30. R6a2 Qf5 31. Bxc5 Rxc5 32. Qb4 Ne4 33. Bd3 Qe5 34. Qb1 Nc3 35. Qc2 Nxa2 36. Rxa2 R8c7 37. Bxh7+ Kh8 38. Bd3 Ra5 39. g3 Rxa2 40. Qxa2 Qc3 41. Be2 a5 42. Qa4 g6 43. Kg2 Qe5 44. h4 Kg7 45. Bf3 Qc5 46. Bd5 Qb4 47. Qd1 a4 48. h5 a3 49. Qd4+ Kh7 50. hxg6+ fxg6 1/2-1/2

[Event "Bad Pyrmont Pape op-B 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.12"]
[Round "5"]
[White "Zweigait, Bjoern"]
[Black "Markovych, Leonid"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "1686"]
[BlackElo "1296"]
[PlyCount "73"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 d5 3. c4 e6 4. Bg2 Be7 5. Nf3 0-0 6. Nbd2 c6 7. 0-0 b6 8. Re1 c5 9. b3 Bb7 10. Bb2 Nbd7 11. Rc1 Rc8 12. e4 dxe4 13. Ng5 cxd4 14. Bxd4 e5 15. Bc3 Nc5 16. Ngxe4 Nfxe4 17. Nxe4 Nd3 18. Qh5 Nxe1 19. Rxe1 f6 20. Nxf6+ Bxf6 21. Bxb7 Rc5 22. Bb4 g6 23. Qg4 Re8 24. Rd1 Qb8 25. Bd5+ Kh8 26. Bxc5 bxc5 27. Qd7 Rd8 28. Qe6 Bg7 29. Rf1 Qc7 30. f4 Qa5 31. fxe5 Qd2 32. Qe7 Rg8 33. Bxg8 Qe3+ 34. Kg2 Qe2+ 35. Rf2 Qe4+ 36. Kh3 h5 37. Be6 1-0

[Event "Bad Pyrmont Pape op-B 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.11"]
[Round "2"]
[White "Zweigait, Bjoern"]
[Black "Baumann, Simon"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "1686"]
[BlackElo "1489"]
[PlyCount "39"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. Nd2 Bb4 6. Qc2 0-0 7. Ngf3 Ne4 8. 0-0 Bxd2 9. Nxd2 Nxd2 10. Bxd2 Re8 11. a4 e5 12. dxe5 Rxe5 13. Bf4 Re8 14. Rfd1 Qe7 15. cxd5 Bd7 16. Qb3 Bf5 17. Rd2 Rd8 18. Rad1 cxd5 19. Rxd5 Rxd5 20. Qxd5 1-0

[Event "Bad Pyrmont Pape op-B 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.11"]
[Round "3"]
[White "Zweigait, Bjoern"]
[Black "Kobs, Stephan"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "1686"]
[BlackElo "1877"]
[PlyCount "46"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 d5 4. Nf3 Bg7 5. c4 c6 6. Nbd2 0-0 7. 0-0 Nbd7 8. Re1 Re8 9. a4 e5 10. cxd5 Nxd5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Nc4 Bg7 14. Qb3 Qe7 15. e4 Qb4 16. Qxb4 Nxb4 17. Re2 Be6 18. Nd6 Red8 19. Bf4 g5 20. Nxb7 gxf4 21. Nxd8 Rxd8 22. Rc1 Na2 23. Ra1 Nb4 1/2-1/2

[Event "Bad Pyrmont Pape op-B 2nd"]
[Site "Bad Pyrmont"]
[Date "2023.08.10"]
[Round "1"]
[White "Schulze, Max Peter"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1374"]
[BlackElo "1686"]
[PlyCount "40"]
[EventDate "2023.08.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 a6 6. e3 0-0 7. a4 Nc6 8. Ne5 Nb4 9. Qb3 a5 10. Be2 b6 11. 0-0 Bb7 12. f3 h6 13. Bxf6 Bxf6 14. Rac1 Bxe5 15. dxe5 d4 16. Nb5 d3 17. Bd1 Qg5 18. Rc3 Qxe3+ 19. Rf2 Qe1+ 20. Rf1 Qxe5 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2020.03.07"]
[Round "4.3"]
[White "Herrmann, Andreas"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2064"]
[BlackElo "1809"]
[PlyCount "96"]
[EventDate "2020.01.25"]
[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 c5 2. d5 e6 3. Nc3 Nf6 4. Bg5 d6 5. e4 Be7 6. Nf3 0-0 7. Qd2 a6 8. a4 Re8 9. Be2 Nbd7 10. 0-0 b6 11. dxe6 fxe6 12. Bc4 Nf8 13. e5 d5 14. exf6 gxf6 15. Bxd5 exd5 16. Qxd5+ Be6 17. Qxd8 Raxd8 18. Bf4 Rd7 19. h3 Bf5 20. Rac1 Ne6 21. Be3 Nd4 22. Bxd4 cxd4 23. Ne2 Bc5 24. Nf4 Re4 25. Nh5 Re6 26. Nh4 Be4 27. Rfe1 Kf7 28. Ng3 Bc6 29. Rxe6 Kxe6 30. Re1+ Kf7 31. b3 d3 32. cxd3 Rxd3 33. Ne4 Bxe4 34. Rxe4 Rxb3 35. Nf5 a5 36. Rh4 Kg6 37. g4 Bf8 38. Rh5 Rb4 39. Nh4+ Kg7 40. Rd5 Rxa4 41. Rd7+ Kg8 42. Nf5 Rb4 43. Ne3 Bg7 44. Nd5 Rb1+ 45. Kg2 Kf8 46. Rb7 a4 47. Nxb6 Kg8 48. Ra7 Rxb6 1/2-1/2

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2020.02.29"]
[Round "3.3"]
[White "Zweigait, Bjoern"]
[Black "Wittur, Helge"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1809"]
[BlackElo "1851"]
[PlyCount "51"]
[EventDate "2020.01.25"]
[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 Nf6 2. Nc3 g6 3. g3 c6 4. Bg2 Bg7 5. Nf3 d6 6. d4 Qc7 7. 0-0 e5 8. d5 0-0 9. Bg5 Nbd7 10. Nd2 h6 11. Bxf6 Nxf6 12. Nde4 Nxe4 13. Nxe4 f5 14. Nd2 e4 15. Rb1 c5 16. e3 Bd7 17. Qe2 a6 18. b3 Qa5 19. f3 Qxa2 20. fxe4 fxe4 21. Bxe4 Bc3 22. Rbd1 Rxf1+ 23. Kxf1 Bh3+ 24. Bg2 Rf8+ 25. Kg1 Bxg2 26. Qd3 1/2-1/2

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2020.02.15"]
[Round "2.6"]
[White "Floerchinger, Ludolf"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1494"]
[BlackElo "1809"]
[PlyCount "116"]
[EventDate "2020.01.25"]
[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 c6 3. dxc6 Nxc6 4. Nc3 Bf5 5. Nf3 Nf6 6. Bc4 e6 7. 0-0 Be7 8. d3 0-0 9. Qe2 Bg4 10. Be3 a6 11. a3 Rc8 12. Bb3 Ne5 13. Rfe1 h5 14. Bf4 Nxf3+ 15. gxf3 Bf5 16. Rad1 h4 17. Ne4 Nh5 18. Qd2 Qd4 19. c3 Qb6 20. Bg5 f6 21. Bxe6+ Bxe6 22. Bxh4 Kf7 23. d4 Bd5 24. Bg3 Rfd8 25. Qe2 Qc6 26. Nd2 Re8 27. Qd3 g6 28. Bh4 Nf4 29. Qe3 Bd6 30. Ne4 g5 31. Bg3 Kg6 32. Bxf4 Bxf4 33. Qd3 f5 34. Ng3 Rxe1+ 35. Rxe1 Bxg3 36. fxg3 Bxf3 37. Kf2 Bh1 38. Rg1 Be4 39. Qe3 Qb5 40. Qd2 Qd3 41. Qxd3 Bxd3 42. Re1 Be4 43. Rd1 Kf6 44. Ke3 Ke6 45. Rc1 Rh8 46. g4 Rxh2 47. gxf5+ Bxf5 48. Rg1 Rh3+ 49. Kf2 g4 50. c4 Rd3 51. Re1+ Kd6 52. c5+ Kc6 53. Re5 Bd7 54. Re4 Rd2+ 55. Kg3 Rxb2 56. Re3 Rd2 57. Rb3 Rxd4 58. Rb6+ Kc7 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2020.01.25"]
[Round "1.5"]
[White "Zweigait, Bjoern"]
[Black "Basic, Miroslav"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1809"]
[BlackElo "1445"]
[PlyCount "97"]
[EventDate "2020.01.25"]
[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 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 Nf6 6. Nge2 0-0 7. 0-0 d6 8. b3 e5 9. Bb2 a6 10. a3 Rb8 11. Rc1 Be6 12. Qc2 Ne7 13. d4 exd4 14. exd4 Qd7 15. dxc5 dxc5 16. Rfd1 Qc7 17. Nd5 Nexd5 18. cxd5 Bg4 19. f3 Bf5 20. Qxc5 Qxc5+ 21. Rxc5 Rbc8 22. b4 Rfe8 23. Kf1 Nxd5 24. Rdxd5 Bxb2 25. a4 Be6 26. Rxc8 Rxc8 27. Rd2 Ba3 28. b5 Bb4 29. Rb2 a5 30. f4 b6 31. Bc6 Rd8 32. Kf2 Bc5+ 33. Kg2 Rd3 34. Rc2 Bb4 35. Bf3 Ra3 36. Nd4 Ba2 37. Bd1 Bd5+ 38. Nf3 Kg7 39. Rf2 Bc5 40. Rf1 Ra2+ 41. Kh3 Be6+ 42. g4 h5 43. Ne5 Bd5 44. Kg3 h4+ 45. Kxh4 Bg2 46. Rf3 Bxf3 47. Nxf3 Be3 48. Kg3 Ra1 49. Bb3 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2019.09.15"]
[Round "7"]
[White "Zweigait, Bjoern"]
[Black "Herrmann, Andreas"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1754"]
[BlackElo "2071"]
[PlyCount "76"]
[EventDate "2019.05.25"]
[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 Nf6 2. g3 e5 3. Bg2 Bc5 4. Nc3 0-0 5. e3 Re8 6. Nge2 d6 7. a3 a5 8. b3 Nc6 9. Bb2 Bg4 10. Qc2 Qd7 11. h3 Bf5 12. Ne4 Nxe4 13. Bxe4 Bxe4 14. Qxe4 Ne7 15. Nc3 c6 16. Na4 Ba7 17. g4 Ng6 18. Nc3 Rad8 19. Rc1 Qe6 20. h4 d5 21. cxd5 cxd5 22. Qa4 d4 23. Nb5 Qd5 24. Rh2 Bb6 25. Nc7 Bxc7 26. Rxc7 b5 27. Qxa5 Qxb3 28. Bc1 Rc8 29. Qa7 Nf8 30. Rh1 Qe6 31. Bb2 Rxc7 32. Qxc7 Qxg4 33. Qc5 d3 34. Kf1 Qe2+ 35. Kg2 Qxd2 36. Bxe5 Qe2 37. Rg1 d2 38. Kh2 Qxf2+ 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2019.08.31"]
[Round "5"]
[White "Rannefeld, Olaf"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1826"]
[BlackElo "1754"]
[PlyCount "112"]
[EventDate "2019.05.25"]
[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. Bg5 e6 3. e4 h6 4. Bxf6 gxf6 5. Nf3 b6 6. Nbd2 Bb7 7. g3 d5 8. exd5 Qxd5 9. Bg2 Qh5 10. 0-0 Nd7 11. Re1 Rg8 12. Nh4 Qxd1 13. Raxd1 0-0-0 14. Bxb7+ Kxb7 15. f4 Bd6 16. Kf2 f5 17. Nc4 Nf6 18. Nxd6+ cxd6 19. Nf3 Rc8 20. c3 d5 21. Ne5 Ne4+ 22. Rxe4 dxe4 23. Nxf7 Rc7 24. Ne5 Rd8 25. Ke3 b5 26. Rd2 h5 27. Rg2 Rg7 28. h3 Kc7 29. g4 hxg4 30. hxg4 Rh8 31. g5 Rgh7 32. Kf2 Rh2 33. Rxh2 Rxh2+ 34. Kg3 Rh1 35. Kg2 Rh8 36. Nf7 Rg8 37. Kf2 a6 38. Ke3 Kd7 39. Ne5+ Ke7 40. Nc6+ Kf7 41. Ne5+ Kg7 42. b3 Rh8 43. c4 Rh3+ 44. Ke2 bxc4 45. bxc4 Rh2+ 46. Ke3 Rxa2 47. c5 Rc2 48. Nc6 Rb2 49. Nd8 Rb3+ 50. Ke2 Kf8 51. Nxe6+ Ke7 52. Ng7 a5 53. d5 a4 54. Nxf5+ Kf8 55. Nd4 Rd3 56. Ne6+ Ke7 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2019.08.17"]
[Round "4"]
[White "Zweigait, Bjoern"]
[Black "Zweigait, Leon"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1754"]
[BlackElo "1749"]
[PlyCount "61"]
[EventDate "2019.05.25"]
[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 c5 2. Nc3 e6 3. f4 g6 4. Bc4 Ne7 5. d3 Bg7 6. Nf3 Nbc6 7. h4 d5 8. Bb3 b5 9. a4 Qa5 10. Bd2 b4 11. Nb5 Qd8 12. e5 0-0 13. c3 bxc3 14. Bxc3 Nf5 15. Bd2 a6 16. Na3 Rb8 17. Rb1 Nfd4 18. Ba2 Nxf3+ 19. Qxf3 Nd4 20. Qe3 Bd7 21. Bc3 Nf5 22. Qxc5 Bxa4 23. Ba5 Qc8 24. b4 Qxc5 25. bxc5 Rxb1+ 26. Nxb1 Rc8 27. Nc3 Rxc5 28. Bb4 Rc8 29. Kd2 Bc6 30. g4 Nd4 31. Bc5 1/2-1/2

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.07"]
[Round "7"]
[White "Von Knobloch, Benedikt"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1545"]
[BlackElo "1744"]
[PlyCount "128"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. d4 Bg4 5. Nc3 e6 6. Bd2 Be7 7. c5 0-0 8. Bd3 Nbd7 9. 0-0 e5 10. Be2 e4 11. Ne1 h5 12. f3 exf3 13. gxf3 Bf5 14. Bd3 Bh7 15. Qc2 b6 16. b4 a5 17. Ne2 axb4 18. Bxb4 bxc5 19. Bxh7+ Nxh7 20. Bxc5 Bxc5 21. dxc5 Re8 22. Kf2 Qh4+ 23. Ng3 Ra3 24. Ng2 Qg5 25. h4 Qe7 26. Rfc1 g6 27. Qb2 Nxc5 28. Qxa3 Ne4+ 29. Nxe4 Qxa3 30. Nd2 c5 31. Nb3 c4 32. Nd4 Rb8 33. Nf4 Nf6 34. Nfe2 Nd7 35. Rc3 Qb2 36. Rac1 Qxa2 37. R1c2 Rb2 38. Rxb2 Qxb2 39. Rc2 Qa3 40. Nf4 Qa5 41. Nde2 Ne5 42. Rc3 Qd8 43. Ra3 Qxh4+ 44. Kg2 g5 45. Ra8+ Kg7 46. Nxd5 g4 47. Ndf4 gxf3+ 48. Kf1 Qh1+ 49. Kf2 Nd3+ 50. Nxd3 cxd3 51. Nf4 d2 52. Rd8 d1Q 53. Rxd1 Qxd1 54. Nxh5+ Kh6 55. Ng3 Kg6 56. e4 f6 57. Ke3 Kg5 58. e5 Kg4 59. Ne4 Qe2+ 60. Kd4 fxe5+ 61. Kxe5 Qxe4+ 62. Kxe4 f2 63. Ke3 f1Q 64. Ke4 Qe2+ 0-1

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.06"]
[Round "5"]
[White "Niemann, Leon Pascal"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1680"]
[BlackElo "1744"]
[PlyCount "83"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 a6 7. Nd6+ Bxd6 8. Qxd6 e5 9. Bg5 Qe7 10. Qxe7+ Nxe7 11. Bxf6 gxf6 12. 0-0-0 Rg8 13. g3 Rg6 14. Bh3 b5 15. Nd5 Nxd5 16. Rxd5 Ke7 17. Bf5 Rg8 18. Bxh7 Rd8 19. Bf5 d6 20. Bxc8 Raxc8 21. h4 Rd7 22. g4 Rdc7 23. Rd2 Rh8 24. h5 Rh6 25. f3 Ke6 26. Rd3 Rd7 27. Rhd1 Rh8 28. Rc3 Ra8 29. Rc6 Ke7 30. Rd3 Ke6 31. Kd2 Ke7 32. Ke3 a5 33. c4 bxc4 34. Rxc4 Rb7 35. b3 Ke6 36. Rc6 Rd7 37. Rdc3 Rdd8 38. Rc7 Ra6 39. Rc8 Rd7 40. h6 d5 41. exd5+ Rxd5 42. h7 1-0

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.06"]
[Round "6"]
[White "Zweigait, Bjoern"]
[Black "Kremer, Adrian"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1744"]
[PlyCount "34"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Ne7 5. d3 0-0 6. Rb1 c6 7. e4 f5 8. b4 d6 9. Nh3 Be6 10. Ng5 Bd7 11. Qb3 h6 12. c5+ d5 13. exd5 Kh8 14. dxc6 Bxc6 15. Bxc6 Nbxc6 16. Ne6 Qxd3 17. Nxf8 Nd4 0-1

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.05"]
[Round "3"]
[White "Lavitch, Evgenij"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1687"]
[BlackElo "1744"]
[PlyCount "52"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e3 c6 6. d4 exd4 7. exd4 Nf6 8. Nge2 0-0 9. 0-0 Bg4 10. Qc2 Re8 11. Be3 Qd7 12. Rfe1 Na6 13. a3 Nc7 14. Qd2 d5 15. c5 Bf5 16. Nf4 Re7 17. Re2 Rae8 18. Rae1 Ne4 19. Nxe4 dxe4 20. f3 exf3 21. Bxf3 Be4 22. Kg2 Nd5 23. Nxd5 Qxd5 24. Bxe4 Rxe4 25. Kh3 Rh4+ 26. gxh4 Qf3# 0-1

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.05"]
[Round "4"]
[White "Zweigait, Bjoern"]
[Black "Hentrop, Malte"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1744"]
[BlackElo "1670"]
[PlyCount "135"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. cxd5 cxd5 4. Bg2 Nf6 5. Nf3 e6 6. 0-0 Be7 7. b3 b5 8. Bb2 0-0 9. d3 Bb7 10. Nbd2 Nc6 11. Nd4 Qb6 12. e3 Nd7 13. Qg4 Nde5 14. Qe2 Nb4 15. Nf5 Bf6 16. Bxe5 Bxe5 17. d4 Bf6 18. Nh4 Rfc8 19. Nhf3 Rc2 20. a3 Na2 21. Ne1 Rb2 22. Nd3 Rc2 23. Nc5 e5 24. Qd3 Rb2 25. Rfb1 Rxb1+ 26. Nxb1 Nc1 27. Qd1 exd4 28. Qxc1 dxe3 29. Ra2 exf2+ 30. Kf1 b4 31. axb4 Re8 32. Re2 Rc8 33. Qd2 Bc6 34. Kxf2 Bb5 35. Re1 Rxc5 36. bxc5 Qxc5+ 37. Kf3 d4 38. g4 Bc6+ 39. Kg3 Be5+ 40. Kh3 Bd7 41. Bf3 Qd6 42. Qg5 f6 43. Qd2 h5 44. Qc2 hxg4+ 45. Bxg4 Bxg4+ 46. Kxg4 Bxh2 47. Qe4 Qg3+ 48. Kf5 Qg5+ 49. Ke6 Qh5 50. Qa8+ Kh7 51. Qe4+ Kg8 52. Kd7 Qf7+ 53. Qe7 Be5 54. Qxf7+ Kxf7 55. Kc6 Ke6 56. Nd2 g5 57. Nf3 g4 58. Nxd4+ Ke7 59. Kd5 g3 60. Nf3 Kd7 61. Nxe5+ fxe5 62. Rg1 e4 63. Rxg3 a5 64. Rg7+ Kc8 65. Kxe4 Kd8 66. Kd5 Kc8 67. Kd6 Kb8 68. Kc6 1-0

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.04"]
[Round "1"]
[White "Seeber, Helmut"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1484"]
[BlackElo "1744"]
[PlyCount "96"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. Be3 Nd5 7. Nxd5 Qxd5 8. Be2 e6 9. 0-0 Be7 10. c4 Qe4 11. Qd2 Bb4 12. Qc1 h6 13. a3 Be7 14. Qd2 Nd7 15. Rad1 Rd8 16. Bd3 Qc6 17. b4 a6 18. Rde1 0-0 19. Qc2 Bf6 20. Be4 Qb6 21. d5 Qd6 22. dxe6 Bxe6 23. Bxb7 Ne5 24. Nxe5 Bxe5 25. h3 Bd4 26. Kh1 Rb8 27. c5 Qe5 28. Bf4 Qh5 29. Bf3 Qh4 30. Bxc7 Rbc8 31. Bd6 Rfd8 32. Re4 Qf6 33. Rf4 Rxd6 34. Rxf6 Bxf6 35. Qe2 Rd4 36. Rd1 Bc4 37. Qc2 Rcd8 38. Rxd4 Rxd4 39. Be2 Be6 40. Bxa6 g6 41. c6 Bf5 42. Qe2 Re4 43. Qf2 Bd4 44. Qd2 Bb6 45. Qc1 Be3 46. Qd1 Bb6 47. Qc1 Be3 48. Qf1 Bd2 1/2-1/2

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.04"]
[Round "2"]
[White "Zweigait, Bjoern"]
[Black "Schulze, Tim"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1744"]
[BlackElo "1414"]
[PlyCount "105"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nf6 5. a3 Nc6 6. Nf3 0-0 7. 0-0 a6 8. Rb1 d6 9. b4 cxb4 10. axb4 Bf5 11. d3 Qd7 12. Bd2 Bh3 13. b5 Nd8 14. Na4 Qg4 15. Nb6 Rb8 16. bxa6 bxa6 17. Qa4 Bxg2 18. Kxg2 Qe6 19. Nd4 Qg4 20. f4 e5 21. h3 Qh5 22. Nf3 e4 23. Ng1 Ne6 24. Be3 exd3 25. exd3 d5 26. Nd7 Rxb1 27. Nxf6+ Bxf6 28. Rxb1 dxc4 29. Qxc4 Rd8 30. Rb3 Qd5+ 31. Nf3 Nd4 32. Bxd4 Bxd4 33. Qxd4 Qxd4 34. Nxd4 Rxd4 35. Kf3 Kg7 36. Ke3 Rd7 37. d4 f5 38. Ra3 Rd6 39. Kd3 Kf6 40. Kc4 Ke6 41. Re3+ Kd7 42. d5 a5 43. Rb3 Kc7 44. Ra3 Kb6 45. Kd4 Rd7 46. Ke5 Ra7 47. d6 Kc6 48. Ke6 a4 49. d7 Rxd7 50. Rc3+ Kb5 51. Kxd7 Kb4 52. Rc8 a3 53. Ke6 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2019.06.22"]
[Round "3"]
[White "Kiesel, Lara"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1608"]
[BlackElo "1754"]
[PlyCount "116"]
[EventDate "2019.05.25"]
[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 Nxd5 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Be7 7. c4 Nf6 8. h3 Bh5 9. Nc3 c6 10. Be3 0-0 11. Qd2 Qc7 12. a3 Rd8 13. Qc1 Nbd7 14. Rd1 Nb6 15. Bf4 Qc8 16. g4 Bg6 17. Ne5 Nbd7 18. Nxg6 hxg6 19. b4 a6 20. Qb2 Nh7 21. Ne4 Ndf6 22. Nc5 g5 23. Be5 Nd7 24. Bh2 Bf6 25. Nxd7 Rxd7 26. Be5 Qd8 27. Rac1 Qe7 28. c5 Bxe5 29. dxe5 Rad8 30. Rd6 Nf8 31. Rcd1 f6 32. Bc4 Kf7 33. Qc3 Ng6 34. exf6 gxf6 35. Rxd7 Rxd7 36. Re1 Ne5 37. Qb3 Rd4 38. Bf1 Qd7 39. Kg2 Qd5+ 40. Qxd5 exd5 41. Re3 Ke6 42. Be2 f5 43. gxf5+ Kxf5 44. Kg3 Re4 45. Bd3 Nxd3 46. Rxd3 d4 47. f3 Rf4 48. Rd2 Ke5 49. Re2+ Kd5 50. Kf2 Rf7 51. Re4 Kc4 52. h4 gxh4 53. Rxh4 Kc3 54. Re4 d3 55. f4 d2 56. Ke2 Rh7 57. Re3+ Kc2 58. Rd3 Rh2+ 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2019.06.08"]
[Round "2"]
[White "Zweigait, Bjoern"]
[Black "Kiesel, Harald"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1754"]
[BlackElo "2010"]
[PlyCount "142"]
[EventDate "2019.05.25"]
[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 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. d3 Be7 7. f4 exf4 8. Bxf4 0-0 9. Rc1 c6 10. Nf3 N8d7 11. 0-0 Nf6 12. Nd2 Nbd5 13. Nxd5 Nxd5 14. Kh1 g5 15. Bxd5 Qxd5+ 16. e4 Qxd3 17. Be5 Bh3 18. Rf2 f6 19. Bc3 Qd7 20. Qb3+ Be6 21. Qc2 Rad8 22. Rcf1 Bh3 23. Qb3+ Kg7 24. Re1 Bc5 25. Rfe2 Bg4 26. Rg2 Be6 27. Qd1 Bd4 28. Qc2 Bxc3 29. Qxc3 Bh3 30. Rf2 Qd4 31. Qf3 Bg4 32. Qg2 Rd7 33. Nf3 Qb4 34. Ref1 Bxf3 35. Qxf3 Qd4 36. h4 h6 37. Qf5 Re7 38. Re2 Qd3 39. Qg4 Qd7 40. Rf5 Qd4 41. Qf3 Rfe8 42. Rf2 Qxe4 43. Qxe4 Rxe4 44. hxg5 hxg5 45. Rxf6 R8e7 46. Kg2 Re2 47. a3 Rxf2+ 48. Rxf2 Kg6 49. Kh3 Re3 50. Kg4 Rd3 51. Re2 Rd4+ 52. Kf3 g4+ 53. Ke3 c5 54. b4 Rd5 55. bxc5 Rxc5 56. Kd4 Ra5 57. Re3 Kf5 58. Kc4 Re5 59. Rb3 b6 60. a4 Ke4 61. Ra3 Rc5+ 62. Kb4 Rf5 63. Ra1 Rf3 64. Rg1 Ke3 65. Rg2 Rf2 66. Rg1 Kf3 67. Kb5 Rg2 68. Rf1+ Kxg3 69. Ka6 Ra2 70. Kxa7 Rxa4+ 71. Kxb6 Kg2 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2019.05.25"]
[Round "1"]
[White "Glaschak, Joachim"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1311"]
[BlackElo "1754"]
[PlyCount "42"]
[EventDate "2019.05.25"]
[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. Bf4 e6 3. e3 b6 4. Nd2 Bb7 5. Ngf3 c5 6. c3 Nc6 7. h3 Ne7 8. Bd3 Ng6 9. Bh2 Rc8 10. Rc1 Be7 11. 0-0 0-0 12. e4 d6 13. Qe2 Nh5 14. g3 Qd7 15. Bb5 Bc6 16. Bxc6 Rxc6 17. d5 Rc7 18. c4 exd5 19. g4 Nhf4 20. Bxf4 Nxf4 21. Qd1 Nxh3+ 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2019.03.23"]
[Round "4.6"]
[White "Zweigait, Bjoern"]
[Black "Gehrke, Mathias"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1692"]
[BlackElo "1773"]
[PlyCount "71"]
[EventDate "2019.01.19"]
[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 e6 3. Bf4 d6 4. e3 Be7 5. Bd3 b6 6. Nbd2 Bb7 7. c3 Nbd7 8. Qc2 0-0 9. g4 Nxg4 10. Bxh7+ Kh8 11. Bd3 f5 12. h3 Ngf6 13. Rg1 Nh5 14. Bg5 a6 15. Qd1 Nhf6 16. Nh4 Qe8 17. Qb3 Bd8 18. Bf4 g5 19. Rxg5 Rg8 20. Rxg8+ Qxg8 21. 0-0-0 Ne4 22. Bxe4 fxe4 23. Bg3 d5 24. Ng2 c5 25. Rg1 cxd4 26. exd4 Bf6 27. Qd1 Qh7 28. Ne3 Rc8 29. Qg4 e5 30. dxe5 Nxe5 31. Bxe5 Bxe5 32. Nxd5 Rc5 33. Nf4 Bf6 34. Ng6+ Kg7 35. Ne5+ Kh8 36. Qe6 1-0

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2019.03.02"]
[Round "3.6"]
[White "Pirker, Franz"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1196"]
[BlackElo "1692"]
[PlyCount "58"]
[EventDate "2019.01.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. g3 d5 2. b3 c5 3. Nf3 Nc6 4. d4 g6 5. e3 Bg7 6. c4 Bg4 7. Bg2 dxc4 8. bxc4 cxd4 9. Qb3 dxe3 10. Qxb7 exf2+ 11. Kxf2 Qb6+ 12. Qxb6 axb6 13. Ne5 Nxe5 14. Bxa8 Nd3+ 15. Ke3 Nxc1 16. Nd2 Bh6+ 17. Kd4 Bxd2 18. Rhxc1 Bxc1 19. Rxc1 Kd7 20. Rb1 Nf6 21. Be4 Nxe4 22. Rxb6 Nd6 23. c5 Nf5+ 24. Ke5 Bf3 25. Kf4 Bd5 26. a4 Ra8 27. Ke5 Rxa4 28. c6+ Bxc6 29. Ra6 Re4# 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2019.02.16"]
[Round "2.3"]
[White "Zweigait, Bjoern"]
[Black "Kiesel, Harald"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1692"]
[BlackElo "2051"]
[PlyCount "94"]
[EventDate "2019.01.19"]
[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 c6 2. g3 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Bg2 Nd7 6. Ne2 Ngf6 7. N2c3 g6 8. Qe2 Nxe4 9. Nxe4 Bxe4 10. Qxe4 Bg7 11. 0-0 0-0 12. d3 e5 13. Bd2 Qb6 14. Bc3 Rfe8 15. Rae1 Rad8 16. Qc4 Qc7 17. f4 Nb6 18. Qb3 exf4 19. Rxe8+ Rxe8 20. Rxf4 Bxc3 21. Qxc3 f5 22. Kf1 Qe7 23. Rf2 Qe3 24. Qd2 Qe6 25. Re2 Qxe2+ 26. Qxe2 Rxe2 27. Kxe2 Kf7 28. Ke3 Ke6 29. b3 g5 30. a4 a5 31. c4 Nd7 32. d4 Nf6 33. h3 Kd6 34. Bf3 b6 35. Bg2 h6 36. Bf3 c5 37. Be2 cxd4+ 38. Kxd4 Nd7 39. Bf3 Nc5 40. Bd1 Ne6+ 41. Kc3 Kc5 42. g4 f4 43. Kd3 Kb4 44. Ke4 Nc5+ 45. Kf5 Nxb3 46. Kg6 Nd4 47. Kxh6 f3 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2019.01.19"]
[Round "1.10"]
[White "Szymanski, Andreas"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1431"]
[BlackElo "1692"]
[PlyCount "52"]
[EventDate "2019.01.19"]
[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. Bb5+ Bd7 4. Bc4 Bf5 5. Nc3 Nbd7 6. b3 a6 7. Bb2 b5 8. Nxb5 axb5 9. Bxb5 Nxd5 10. Bc6 Ra5 11. Qf3 Nb4 12. Be4 Nxc2+ 13. Bxc2 Bxc2 14. Ne2 Bg6 15. 0-0 e6 16. a4 Bh5 17. g4 Rg5 18. h3 f5 19. Qe3 fxg4 20. Qxe6+ Qe7 21. Qxe7+ Bxe7 22. hxg4 Bxg4 23. Ng3 0-0 24. f4 Rg6 25. Rae1 Bh4 26. Kg2 Bxg3 0-1

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2019.01.06"]
[Round "7"]
[White "Zweigait, Bjoern"]
[Black "Monnerjahn, Lukas"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1760"]
[BlackElo "1713"]
[PlyCount "106"]
[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. Nf3 Nf6 3. Bf4 c6 4. e3 Bf5 5. Bd3 Bg6 6. Ne5 e6 7. Nd2 Be7 8. Ndf3 Nbd7 9. Qe2 0-0 10. g4 Qa5+ 11. c3 Nxe5 12. Nxe5 Bxd3 13. Qxd3 c5 14. h4 cxd4 15. exd4 Rac8 16. a3 Ne4 17. Bd2 a6 18. Nf3 Nxd2 19. Kxd2 Qc7 20. Qe3 Bd6 21. Kc2 b5 22. Ng5 g6 23. Nh3 Kg7 24. h5 a5 25. hxg6 hxg6 26. f4 b4 27. axb4 axb4 28. f5 bxc3 29. bxc3 Bb4 30. Nf2 Qxc3+ 31. Qxc3 Bxc3 32. Raf1 Bxd4+ 33. Kd3 Rc4 34. Ne4 Bf6 35. g5 Rd4+ 36. Kc2 Rxe4 37. gxf6+ Kxf6 38. fxg6+ Kxg6 39. Rhg1+ Kh5 40. Rf2 Rg4 41. Rgf1 f5 42. Kd3 Ra8 43. Kc3 Kg5 44. Re2 Re8 45. Rd1 Rc8+ 46. Kd3 Kf6 47. Rh1 Rcg8 48. Rh6+ R8g6 49. Rh8 Rg3+ 50. Kd4 R6g4+ 51. Kc5 Re4 52. Rf2 Ke5 53. Rc2 Rgg4 0-1

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2019.01.05"]
[Round "6"]
[White "Gruening, Christopher"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1841"]
[BlackElo "1760"]
[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. f4 d5 2. Nf3 Bf5 3. e3 e6 4. b3 Nc6 5. Bb5 Be7 6. Ne5 Kf8 7. Bxc6 bxc6 8. Nxc6 Qd7 9. Nxe7 Nxe7 10. 0-0 Rd8 11. d3 h5 12. Nd2 Bg6 13. Nf3 f6 14. Qe1 Kf7 15. Bb2 c5 16. Rd1 Rhe8 17. Qg3 Nf5 18. Qf2 d4 19. Bc1 Qc7 20. e4 Nh6 21. h3 Kg8 22. Nh4 Bf7 23. f5 e5 24. Ng6 Kh7 25. Nh4 Rd6 26. Kh2 Rg8 27. a4 Qd7 28. Qf3 Qe8 29. Rd2 Rc6 30. Rdf2 a6 31. Bd2 Rb6 32. g4 hxg4 33. hxg4 g5 34. fxg6+ Bxg6 35. Bxh6 Kxh6 36. Kg3 Bh5 37. Nf5+ Kh7 38. Rh2 Qg6 39. Rxh5+ Qxh5 40. Rh1 Rxg4+ 41. Qxg4 1-0

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2019.01.05"]
[Round "5"]
[White "Zweigait, Bjoern"]
[Black "Roehrkasten, Reinhard"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1760"]
[BlackElo "1841"]
[PlyCount "26"]
[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 g6 3. Bf4 Bg7 4. h3 0-0 5. e3 c5 6. c3 Qb6 7. Qb3 d6 8. Nbd2 d5 9. dxc5 Qxc5 10. Be2 Nc6 11. 0-0 Re8 12. Qb5 Nd7 13. Nb3 Qxb5 1/2-1/2

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2019.01.04"]
[Round "4"]
[White "Rabe, Maximilian"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1642"]
[BlackElo "1760"]
[PlyCount "102"]
[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 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bf5 5. c4 Nb6 6. Nc3 e6 7. Be2 Nc6 8. 0-0 h6 9. Re1 Qf6 10. a3 0-0-0 11. Be3 Bc5 12. b4 Bxd4 13. Bxd4 Nxd4 14. Nxd4 Qxd4 15. Qb3 Bd3 16. c5 Nd5 17. Nxd5 Qxd5 18. Qc3 Bxe2 19. Rxe2 Qd4 20. Qxd4 Rxd4 21. Kf1 Rhd8 22. Ke1 R8d5 23. f3 Kd7 24. g4 Kc6 25. Re4 Rxe4+ 26. fxe4 Rd4 27. h3 Rxe4+ 28. Kd2 Kd5 29. Rf1 f6 30. Rf3 e5 31. Kc3 Rd4 32. Re3 e4 33. h4 Ke5 34. h5 c6 35. a4 Rd3+ 36. Rxd3 exd3 37. Kxd3 Kf4 38. b5 Kxg4 39. a5 a6 40. Ke4 f5+ 41. Ke5 f4 42. b6 f3 43. Kd6 f2 44. Kc7 f1Q 45. Kxb7 Qb5 46. Ka8 Qxc5 47. b7 Qb5 48. b8Q Qxb8+ 49. Kxb8 c5 50. Kb7 c4 51. Kxa6 c3 0-1

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2019.01.04"]
[Round "3"]
[White "Zweigait, Bjoern"]
[Black "Hapke, Thorsten"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1760"]
[BlackElo "1515"]
[PlyCount "117"]
[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 e6 2. Nf3 Nf6 3. Bf4 c5 4. e3 cxd4 5. exd4 Bb4+ 6. c3 Ba5 7. Bd3 h6 8. Nbd2 Bc7 9. Bg3 0-0 10. Bh4 d5 11. Ne5 Nbd7 12. Ndf3 Bd6 13. Rc1 Be7 14. 0-0 Ne4 15. Bxe7 Qxe7 16. Qe2 Ndf6 17. a3 Nd6 18. Rfe1 Bd7 19. c4 dxc4 20. Bxc4 Nxc4 21. Nxd7 Qxd7 22. Rxc4 Rfc8 23. Rec1 Rxc4 24. Qxc4 Nd5 25. h3 Nb6 26. Qb3 Rc8 27. Rc5 Rxc5 28. dxc5 Qa4 29. Qxa4 Nxa4 30. b4 Nc3 31. Nd2 Kf8 32. f3 Ke7 33. Kf2 Kd7 34. Nc4 f6 35. Ke3 Nd5+ 36. Kd4 Nf4 37. Ne3 Ne2+ 38. Kc4 Nf4 39. a4 Ng6 40. Kb5 Ne7 41. Kc4 a6 42. b5 Ng6 43. Kb4 Ne5 44. Ka5 axb5 45. axb5 Kc7 46. Kb4 Nd3+ 47. Kc4 Ne5+ 48. Kd4 Ng6 49. g3 Ne5 50. f4 Nd7 51. f5 e5+ 52. Kd5 Nf8 53. b6+ Kd7 54. Nc4 e4 55. Ne3 g6 56. g4 gxf5 57. gxf5 Nh7 58. h4 Nf8 59. Ng4 1-0

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2019.01.03"]
[Round "1"]
[White "Zweigait, Bjoern"]
[Black "Kieselbach, Marvin"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1760"]
[BlackElo "1501"]
[PlyCount "95"]
[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 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 c6 5. d3 d5 6. cxd5 cxd5 7. Qb3 h6 8. Nxd5 Be6 9. e4 b6 10. Ne2 Nc6 11. 0-0 Rc8 12. Bd2 0-0 13. Rac1 Bg4 14. Rfe1 Bxe2 15. Rxe2 Nd4 16. Qd1 Nxe2+ 17. Qxe2 Nxd5 18. exd5 Bd4 19. Bc3 f6 20. Bh3 f5 21. Bg2 f4 22. Rf1 Bxc3 23. bxc3 fxg3 24. hxg3 Rxc3 25. Qxe5 Rxd3 26. Qe6+ Kh8 27. Be4 Rf6 28. Qg4 Rd4 29. Rc1 Rf8 30. Qg6 Rxe4 31. Qxe4 Qf6 32. Rc2 Qf5 33. Qc4 Rd8 34. Rd2 Rc8 35. Qa4 Qf7 36. d6 Rd8 37. Qc6 Qd7 38. Qc7 Qc8 39. Kg2 Qb8 40. Rc2 Qxc7 41. dxc7 Rc8 42. Kf3 Kg8 43. Ke4 Kf7 44. Kd5 Ke7 45. Kc6 Rf8 46. Kb7 Kd7 47. Rd2+ Ke6 48. c8Q+ 1-0

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2019.01.03"]
[Round "2"]
[White "Zweigait, Leon"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1644"]
[BlackElo "1760"]
[PlyCount "49"]
[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 e5 2. g3 g6 3. b3 Bg7 4. Bb2 d6 5. Bg2 Nf6 6. e3 0-0 7. Ne2 Re8 8. 0-0 c6 9. d4 e4 10. Nbc3 Bf5 11. d5 c5 12. Rb1 Nbd7 13. Na4 Ne5 14. Nf4 a6 15. Bxe5 Rxe5 16. Nb2 Re7 17. h4 Bg4 18. Qd2 b5 19. Bh3 Qd7 20. Bxg4 Nxg4 21. Qc2 Ne5 22. Kg2 Bf6 23. Rh1 Rb8 24. a4 Qg4 25. Qe2 1/2-1/2

[Event "Hannover Bezirk-ch B"]
[Site "Hannover"]
[Date "2018.10.07"]
[Round "7.2"]
[White "Engelking, Michael"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1913"]
[BlackElo "1692"]
[PlyCount "85"]
[EventDate "2018.10.04"]
[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. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 b6 6. 0-0 Bb7 7. h3 c5 8. c3 d6 9. Nbd2 Nbd7 10. Bh2 h6 11. Qc2 Rc8 12. a4 a6 13. Rfe1 Re8 14. Qb3 Bd5 15. c4 Be4 16. d5 g5 17. Nxe4 Nxe4 18. Bd3 Nef6 19. Rad1 g4 20. hxg4 Nxg4 21. Bg3 Nge5 22. Bb1 Nxf3+ 23. gxf3 Ne5 24. Kg2 Qd7 25. Rh1 Ng6 26. Rh5 Rb8 27. Bf5 Qb7 28. Qc2 Ne5 29. Bf4 e6 30. Bh7+ Kf8 31. Bxh6 exd5 32. Bxg7+ Kxg7 33. Rxd5 Re6 34. Rg5+ Kf8 35. Qf5 Ke7 36. Rg7 Rf8 37. Qg5+ Ke8 38. Bf5 Re7 39. b3 f6 40. Qh5+ Nf7 41. Rxd6 Qc7 42. Rd5 Rh8 43. Bg6 1-0

[Event "Hannover Bezirk-ch B"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "5.2"]
[White "Yang, Markus"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1445"]
[BlackElo "1692"]
[PlyCount "70"]
[EventDate "2018.10.04"]
[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 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Bf5 6. c4 Qe4+ 7. Be3 e6 8. a3 Be7 9. Nf3 0-0 10. Be2 Rd8 11. 0-0 Bf6 12. Qd2 c5 13. d5 exd5 14. Ng5 Qe5 15. Rad1 d4 16. Bf4 Qe7 17. Bf3 Qd7 18. Bd5 Bxg5 19. Bxg5 Re8 20. b4 Be6 21. Bxe6 fxe6 22. bxc5 Nc6 23. Be3 Rad8 24. Bg5 Rc8 25. Be3 e5 26. f4 Qe6 27. Bf2 Rcd8 28. Bh4 Rd7 29. Rc1 Qg4 30. Bg3 e4 31. f5 e3 32. Qd3 Qe4 33. Qxe4 Rxe4 34. Rf4 Re8 35. Kf1 d3 0-1

[Event "Hannover Bezirk-ch B"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "6.1"]
[White "Zweigait, Bjoern"]
[Black "Richter, Stefan Vu"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "1692"]
[BlackElo "1759"]
[PlyCount "52"]
[EventDate "2018.10.04"]
[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 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 0-0 5. e3 c6 6. Nge2 d5 7. cxd5 cxd5 8. 0-0 d4 9. Ne4 Nxe4 10. Bxe4 d3 11. Nc3 Nc6 12. a3 Be6 13. f4 f5 14. Bxc6 bxc6 15. fxe5 Qc7 16. b4 Bb6 17. Qf3 Qxe5 18. Qxc6 Bxe3+ 19. dxe3 Rac8 20. Qg2 Rxc3 21. Bd2 Rc2 22. Rad1 Bd5 23. e4 Qd4+ 24. Rf2 fxe4 25. Qf1 Re8 26. Re1 Rxd2 0-1

[Event "Hannover Bezirk-ch B"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "3.2"]
[White "Roehrkasten, Reinhard"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "1927"]
[BlackElo "1692"]
[PlyCount "98"]
[EventDate "2018.10.04"]
[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 c5 3. Nf3 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. e4 d6 7. Be2 0-0 8. Be3 Nbd7 9. 0-0 Nc5 10. f3 b6 11. Qd2 Bb7 12. Rac1 Qd7 13. Nd5 Rac8 14. Rc2 Rfd8 15. Rfc1 Kf8 16. Nb5 Ba6 17. Nbc3 Bb7 18. Bg5 Nxd5 19. cxd5 Ba6 20. b4 Na4 21. Bxa6 Bxc3 22. Rxc3 Rxc3 23. Rxc3 Nxc3 24. Qxc3 f6 25. Be3 Qa4 26. Qc4 Qa3 27. Bc1 Qa4 28. Bb5 Qd1+ 29. Kf2 h5 30. h3 g5 31. Qc7 Ra8 32. Be2 Qd4+ 33. Be3 Qxb4 34. Qb7 Rd8 35. Qxa7 Rc8 36. Qxb6 Qa3 37. Qb3 Qa5 38. a4 Rc3 39. Qb5 Qc7 40. a5 Rxe3 41. Kxe3 Qc3+ 42. Bd3 Qe1+ 43. Be2 Qc3+ 44. Qd3 Qxa5 45. Kf2 Qa1 46. Qe3 Qe5 47. h4 Qh2 48. hxg5 Qh4+ 49. Kg1 Qe1+ 1/2-1/2

[Event "Hannover Bezirk-ch B"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "4.4"]
[White "Zweigait, Bjoern"]
[Black "Treske, Oliver"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1692"]
[PlyCount "71"]
[EventDate "2018.10.04"]
[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. g3 c6 3. Bg2 d5 4. b3 Nf6 5. Nf3 Nbd7 6. 0-0 Bd6 7. Bb2 0-0 8. Nc3 a6 9. Qc2 b5 10. cxd5 cxd5 11. Rfc1 Bb7 12. d3 Rc8 13. Qd2 Qb6 14. e3 Bc5 15. a3 a5 16. a4 b4 17. Nb5 Rfe8 18. Ne5 Nxe5 19. Bxe5 Ng4 20. Bc7 Rxc7 21. Nxc7 d4 22. Qc2 dxe3 23. Qxc5 exf2+ 24. Kf1 Bxg2+ 25. Kxg2 Qb7+ 26. Kh3 Rc8 27. Kxg4 h5+ 28. Kh3 f5 29. Qe5 Qf3 30. Nxe6 Qg4+ 31. Kg2 f1Q+ 32. Kxf1 Qf3+ 33. Kg1 Rxc1+ 34. Rxc1 Qb7 35. Rc7 Qb6+ 36. Kg2 1-0

[Event "Hannover Bezirk-ch B"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "1.9"]
[White "Ramme, Georg"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "1628"]
[BlackElo "1692"]
[PlyCount "37"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Bd6 6. Be2 0-0 7. 0-0 Re8 8. Qc2 b6 9. Re1 Bb7 10. b3 Nbd7 11. Bb2 e5 12. dxe5 Nxe5 13. cxd5 Nfg4 14. Nxe5 Nxe5 15. Rad1 cxd5 16. Nxd5 Rc8 17. Qf5 Bxd5 18. Rxd5 g6 19. Qb1 1/2-1/2

[Event "Hannover Bezirk-ch B"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "2.6"]
[White "Zweigait, Bjoern"]
[Black "Baum, Frank Christian"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1692"]
[BlackElo "1701"]
[PlyCount "47"]
[EventDate "2018.10.04"]
[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 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 d6 6. 0-0 e5 7. d3 0-0 8. Rb1 a5 9. a3 Bg4 10. Bd2 Qd7 11. Re1 Rab8 12. Nd5 b6 13. Ne3 Bxf3 14. Bxf3 Nd4 15. Bg2 c6 16. Bc3 Rfe8 17. b4 axb4 18. axb4 b5 19. Ra1 Ra8 20. Bxd4 exd4 21. Nc2 Rxa1 22. Qxa1 c5 23. Qa6 bxc4 24. Bc6 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2018.09.30"]
[Round "7"]
[White "Zweigait, Bjoern"]
[Black "Lick, Helmut"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1713"]
[BlackElo "1455"]
[PlyCount "45"]
[EventDate "2018.06.09"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 c6 5. e3 Bd6 6. Bxd6 Qxd6 7. Nf3 Nbd7 8. Qc2 a6 9. Bd3 h6 10. h3 dxc4 11. Bxc4 b5 12. Bd3 Bb7 13. g4 c5 14. dxc5 Nxc5 15. Be2 Rc8 16. Rg1 Qc7 17. g5 Be4 18. Nxe4 Nfxe4 19. b4 Nd3+ 20. Qxd3 Qc1+ 21. Rxc1 Rxc1+ 22. Bd1 Nc3 23. Kd2 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2018.09.29"]
[Round "6"]
[White "Wittur, Helge"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "1851"]
[BlackElo "1713"]
[PlyCount "94"]
[EventDate "2018.06.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. g3 Nf6 5. Bg2 Bf5 6. d3 e6 7. 0-0 h6 8. Nc3 Be7 9. Nd4 Bg6 10. Bf4 0-0 11. Rc1 Nbd7 12. Nf3 Rc8 13. a3 a6 14. Qb3 Qb6 15. Qxb6 Nxb6 16. Ne5 Bh5 17. f3 Nbd7 18. g4 Nxe5 19. Bxe5 Bg6 20. Bg3 Rc6 21. h4 Bc5+ 22. Bf2 Rfc8 23. Bxc5 Rxc5 24. Kf2 d4 25. Na2 Rc2 26. Rxc2 Rxc2 27. Nb4 Rxb2 28. h5 Bh7 29. Rc1 g5 30. Rc7 a5 31. Nc2 e5 32. Ne1 b6 33. Re7 Rb5 34. a4 Rc5 35. Rb7 Nd5 36. f4 Nxf4 37. Rxb6 Nxg2 38. Kxg2 Rc1 39. Kf2 e4 40. dxe4 Bxe4 41. Rxh6 Rc4 42. Rd6 Rxa4 43. Rd8+ Kg7 44. Re8 Bd5 45. Re5 Be6 46. Rxg5+ Kh6 47. Rg8 Kh7 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2018.09.15"]
[Round "5"]
[White "Zweigait, Bjoern"]
[Black "Zweigait, Leon"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1713"]
[BlackElo "1536"]
[PlyCount "121"]
[EventDate "2018.06.09"]
[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. Bc4 Nxd5 4. Qf3 e6 5. Ne2 c6 6. Nbc3 Nd7 7. d4 Bb4 8. Bd2 N7b6 9. Bb3 Bd7 10. 0-0-0 Qe7 11. Rhe1 0-0-0 12. Kb1 Be8 13. Qg3 Rg8 14. f4 Nxc3+ 15. Bxc3 Bd6 16. Qd3 g6 17. g4 f5 18. Ng3 Nd5 19. gxf5 Nxf4 20. Qe4 gxf5 21. Nxf5 exf5 22. Qxe7 Bxe7 23. Rxe7 Rg6 24. Rxh7 Rgd6 25. Rf1 Ne2 26. Bb4 Rxd4 27. c3 Rf4 28. Re1 Re4 29. Bc2 Re5 30. Re7 Rxe7 31. Bxe7 Rd2 32. Bxf5+ Bd7 33. Bxd7+ Kxd7 34. Bg5 Rd5 35. Be3 Nxc3+ 36. bxc3 a6 37. h4 Ke6 38. Bd4+ Kf5 39. Rg1 Kf4 40. Bf6 b5 41. Bg5+ Kf3 42. Kc2 c5 43. Rd1 Re5 44. Rd6 a5 45. Bd2 c4 46. Rg6 Re2 47. h5 b4 48. Kd1 Rh2 49. cxb4 axb4 50. Bxb4 Rxh5 51. a4 Ke4 52. Kc2 Kd4 53. Rd6+ Ke5 54. a5 Rh2+ 55. Rd2 Rh6 56. Bc3+ Ke6 57. a6 Ke7 58. Bb4+ Ke8 59. Rd6 Rh2+ 60. Kc3 Ra2 61. Kxc4 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2018.09.01"]
[Round "4"]
[White "Braun, Alexander"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "C24"]
[WhiteElo "1720"]
[BlackElo "1713"]
[PlyCount "48"]
[EventDate "2018.06.09"]
[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 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Bb4+ 5. c3 dxc3 6. 0-0 0-0 7. bxc3 Bc5 8. e5 Ng4 9. h3 Nxf2 10. Rxf2 Bxf2+ 11. Kxf2 Nc6 12. Ba3 d6 13. exd6 Re8 14. Qb3 Ne5 15. Nxe5 Rxe5 16. Bxf7+ Kh8 17. Nd2 Qh4+ 18. Kg1 Re2 19. Bd5 Qf2+ 20. Kh1 Rxd2 21. dxc7 Bxh3 22. Qxb7 Rc8 23. Bd6 Rb2 24. gxh3 Qf5 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2018.08.18"]
[Round "3"]
[White "Zweigait, Bjoern"]
[Black "Mueller, Florian"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1713"]
[BlackElo "1686"]
[PlyCount "89"]
[EventDate "2018.06.09"]
[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 g6 2. g3 c5 3. Bg2 Bg7 4. Nf3 Nc6 5. 0-0 Nf6 6. Nc3 0-0 7. d3 d6 8. a3 a6 9. Rb1 Qa5 10. Bd2 Rb8 11. b4 Qc7 12. bxc5 dxc5 13. Qb3 h6 14. Qb6 Qxb6 15. Rxb6 Nd7 16. Rbb1 Kh7 17. Nd5 e6 18. Nb6 Nxb6 19. Rxb6 Ne5 20. Nxe5 Bxe5 21. Bf4 Bxf4 22. gxf4 Rd8 23. Rfb1 Rd4 24. Bxb7 Rxf4 25. Bxc8 Rxc8 26. Rxa6 Rc7 27. a4 Rd4 28. a5 e5 29. f3 g5 30. Rbb6 g4 31. Rxh6+ Kg7 32. Rhd6 gxf3 33. Rxd4 exd4 34. exf3 Re7 35. Rc6 Re3 36. Kf2 Rxd3 37. Rxc5 Rd2+ 38. Ke1 Rxh2 39. a6 Ra2 40. Rc6 d3 41. c5 Kf8 42. Rd6 Ra5 43. Kd2 Rxc5 44. a7 Rc8 45. Rb6 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2018.06.23"]
[Round "2"]
[White "Herrmann, Andreas"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A32"]
[WhiteElo "2108"]
[BlackElo "1713"]
[PlyCount "77"]
[EventDate "2018.06.09"]
[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 e6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 Bc5 5. Nc3 Nf6 6. e3 0-0 7. Be2 Nc6 8. 0-0 a6 9. a3 Qc7 10. b4 Be7 11. Bb2 b6 12. Rc1 Bb7 13. Ncb5 Qb8 14. Nxc6 dxc6 15. Nd4 Rd8 16. Qb3 c5 17. Nf3 Qc7 18. Be5 Bd6 19. Bxd6 Rxd6 20. a4 Ng4 21. Rfe1 Rad8 22. h3 Bxf3 23. hxg4 Bxe2 24. Rxe2 Rd3 25. Qb1 cxb4 26. Qxb4 Qc5 27. Qxc5 bxc5 28. Rb1 Rc3 29. Rd2 Rc8 30. Rd6 Rxc4 31. Rxa6 h6 32. f3 Rc2 33. Rd1 Rc7 34. a5 Ra2 35. Rdd6 c4 36. Rac6 Rb7 37. Rb6 Ra7 38. Rbc6 R7xa5 39. Rxc4 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2018.06.09"]
[Round "1"]
[White "Zweigait, Bjoern"]
[Black "Szymanski, Andreas"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1713"]
[BlackElo "1340"]
[PlyCount "71"]
[EventDate "2018.06.09"]
[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 Bg7 4. Bf4 0-0 5. Nf3 d6 6. Qd2 Bf5 7. Bh6 Re8 8. Bxg7 Kxg7 9. Nh4 Bg4 10. h3 Bd7 11. 0-0-0 Nc6 12. f4 e6 13. g4 Ne7 14. e4 c6 15. f5 d5 16. e5 Neg8 17. exf6+ Nxf6 18. g5 Ng8 19. f6+ Kf8 20. Nf3 Nxf6 21. gxf6 Qxf6 22. Ne5 Rad8 23. Bd3 Qg7 24. Rdf1 Re7 25. Rhg1 Kg8 26. h4 Be8 27. h5 Qh8 28. hxg6 hxg6 29. Qg5 f6 30. Rxf6 Rg7 31. Nxg6 Bxg6 32. Rxg6 Rdd7 33. Qf6 Rdf7 34. Qd8+ Rf8 35. Rxg7+ Qxg7 36. Rxg7+ 1-0

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2018.05.05"]
[Round "7.5"]
[White "Zweigait, Bjoern"]
[Black "Juerke, Uwe"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1692"]
[BlackElo "1764"]
[PlyCount "99"]
[EventDate "2018.01.27"]
[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. Nf3 d6 5. Bf4 Nh5 6. Bg3 Bg4 7. e3 0-0 8. Qc2 Nd7 9. Be2 a6 10. Rd1 c6 11. 0-0 Rc8 12. b4 Nxg3 13. hxg3 Qc7 14. Ng5 Bxe2 15. Nxe2 h6 16. Nf3 a5 17. Qb3 axb4 18. Qxb4 b6 19. Rc1 Ra8 20. Rc2 Ra5 21. Qb3 Rfa8 22. Nc1 R8a6 23. Qd3 Nf6 24. Re1 Ra3 25. Rc3 Rxc3 26. Qxc3 Ne4 27. Qc2 f5 28. Nh4 Kf7 29. g4 e6 30. gxf5 exf5 31. Nd3 Bf6 32. Nf3 Qa7 33. Re2 Ra3 34. c5 bxc5 35. dxc5 Nc3 36. Rd2 Rxa2 37. Qb3+ d5 38. Rxa2 Nxa2 39. Qb6 Qa8 40. Nfe5+ Bxe5 41. Nxe5+ Kf6 42. Nxc6 Nc3 43. Nd4+ Kg5 44. Ne6+ Kg4 45. f3+ Kh4 46. Nf4 Ne2+ 47. Nxe2 Qa1+ 48. Kf2 Kg5 49. f4+ Kh4 50. Qxg6 1-0

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2018.04.11"]
[Round "6.6"]
[White "Braun, Alexander"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "C52"]
[WhiteElo "1754"]
[BlackElo "1692"]
[PlyCount "98"]
[EventDate "2018.01.27"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 d6 8. Qb3 Qe7 9. Ba3 Bb6 10. Qc2 Nf6 11. e5 Nxe5 12. Nxe5 Qxe5 13. Nd2 0-0 14. cxd4 Qxd4 15. Nf3 Qf4 16. Qb3 Bg4 17. Bc1 Qf5 18. Ng5 d5 19. Bd3 Qe5 20. Qc2 h6 21. Nh7 Rfe8 22. Nxf6+ Qxf6 23. Bb2 Bd4 24. Rab1 b6 25. h3 Bh5 26. g4 Bxb2 27. Rxb2 Bg6 28. Bxg6 fxg6 29. Rb3 c5 30. Kg2 Re5 31. f4 Re4 32. Rbf3 Rae8 33. R1f2 h5 34. Qd3 d4 35. Qc4+ Qe6 36. Qxe6+ R8xe6 37. gxh5 gxh5 38. f5 Rd6 39. f6 gxf6 40. Rf5 d3 41. Kf3 Red4 42. Rd2 c4 43. Rxh5 c3 44. Rg2+ Kf7 45. Rh7+ Ke6 46. Rg8 d2 47. Re8+ Kf5 48. Rh5+ Kg6 49. Reh8 d1Q+ 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2018.04.07"]
[Round "5.6"]
[White "Zweigait, Leon"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A60"]
[WhiteElo "1419"]
[BlackElo "1692"]
[PlyCount "69"]
[EventDate "2018.01.27"]
[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 e6 2. c4 c5 3. d5 Nf6 4. Nc3 a6 5. e4 exd5 6. exd5 d6 7. Bf4 Be7 8. Bd3 0-0 9. Nge2 Nh5 10. 0-0 Bg4 11. Qd2 Nxf4 12. Qxf4 Bh5 13. Ng3 Bg5 14. Qe4 Bg6 15. Qe2 Nd7 16. Bxg6 hxg6 17. Rfe1 Ne5 18. Nce4 Be7 19. Nxc5 Rc8 20. Nxb7 Qc7 21. f4 Qxb7 22. fxe5 dxe5 23. Rab1 Bc5+ 24. Kh1 Bd4 25. Qd3 Rfe8 26. Ne4 Qb6 27. b4 f5 28. Nc3 e4 29. Qd2 Rxc4 30. Ne2 Be5 31. Rb3 Rec8 32. Rc1 Qb5 33. Rxc4 Qxc4 34. Rb1 Rd8 35. Rd1 1/2-1/2

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2018.03.17"]
[Round "4.8"]
[White "Zweigait, Bjoern"]
[Black "Mumm, Karen"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1692"]
[BlackElo "1668"]
[PlyCount "111"]
[EventDate "2018.01.27"]
[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. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 Nc6 6. Nbc3 e5 7. 0-0 0-0 8. Be3 Ng4 9. Nd5 Nxe3 10. fxe3 Bg4 11. h3 Bxe2 12. Qxe2 exd4 13. exd4 Nxd4 14. Qd3 c6 15. Ne3 Qb6 16. Kh2 a5 17. c3 Qb5 18. Rad1 Qxd3 19. Rxd3 Nb5 20. a4 Nc7 21. Rxd6 Rad8 22. Rfd1 Ne6 23. Rxd8 Nxd8 24. Nc4 Ne6 25. Nxa5 Nc5 26. Nc4 Nxa4 27. e5 Re8 28. Re1 Re7 29. g4 Nxb2 30. Nxb2 Rxe5 31. Rd1 Re8 32. Rd3 Be5+ 33. Kg1 Ra8 34. Nc4 Ra1+ 35. Kf2 Ra2+ 36. Kf3 Bf6 37. Bf1 Rc2 38. Nd6 Bxc3 39. Nxb7 Bb4 40. Rd8+ Kg7 41. Rd7 Be1 42. Ke3 Rc3+ 43. Bd3 c5 44. Nd6 Bg3 45. Nxf7 Kf6 46. Kd2 Ra3 47. Rb7 Bf4+ 48. Ke2 Ra4 49. Kf3 Rb4 50. Rxb4 cxb4 51. Kxf4 Kxf7 52. Bc4+ Kg7 53. g5 Kf8 54. Ke5 Kg7 55. h4 Kf8 56. Kf6 1-0

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2018.03.03"]
[Round "3.10"]
[White "Lick, Helmut"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1593"]
[BlackElo "1692"]
[PlyCount "84"]
[EventDate "2018.01.27"]
[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 e6 2. e4 c5 3. c3 b6 4. Nf3 Bb7 5. Bd3 Qc7 6. Be3 Nf6 7. Nbd2 Nc6 8. h3 Ne7 9. Rc1 Ng6 10. b4 Nf4 11. Bxf4 Qxf4 12. g3 Qh6 13. Ne5 Be7 14. bxc5 bxc5 15. Rb1 Bc8 16. Ng4 Nxg4 17. Qxg4 0-0 18. e5 a5 19. dxc5 Bxc5 20. Ne4 Be7 21. f4 f5 22. exf6 Bxf6 23. 0-0 d5 24. Nd6 Bxc3 25. Nxc8 Raxc8 26. Rfe1 Bxe1 27. Rxe1 Rfe8 28. Bb5 Re7 29. a4 Qf6 30. Re5 Rc3 31. Kf2 Kf7 32. h4 Rec7 33. Qh5+ Qg6 34. Qxg6+ hxg6 35. h5 gxh5 36. Rxh5 Rb3 37. Re5 Kf6 38. g4 Rc2+ 39. Be2 d4 40. g5+ Kf7 41. Ke1 Rb1+ 42. Bd1 Rcc1 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2018.02.10"]
[Round "2.6"]
[White "Zweigait, Bjoern"]
[Black "Walther, Jonas"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1692"]
[BlackElo "1792"]
[PlyCount "70"]
[EventDate "2018.01.27"]
[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 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 d6 5. d3 g6 6. a3 Bg7 7. Rb1 0-0 8. Nf3 h6 9. Bd2 Nd7 10. h4 f5 11. Qc1 Kh7 12. b4 Nf6 13. Qc2 Ng4 14. Nd5 e4 15. Nh2 Nd4 16. Qc1 exd3 17. exd3 Ne5 18. Bf1 Re8 19. Be3 c6 20. Nf4 a5 21. Kd1 Ne6 22. Nxe6 Bxe6 23. Qc2 d5 24. c5 d4 25. Bf4 Bd5 26. f3 Nxf3 27. Bg2 Nxh2 28. Bxd5 Qxd5 29. Rxh2 Qf3+ 30. Kc1 axb4 31. axb4 Be5 32. Rf2 Bxf4+ 33. gxf4 Re1+ 34. Kb2 Rxb1+ 35. Kxb1 Qh1+ 0-1

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2018.01.27"]
[Round "1.2"]
[White "Herrmann, Andreas"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2129"]
[BlackElo "1692"]
[PlyCount "95"]
[EventDate "2018.01.27"]
[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 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. e3 b6 6. Be2 Bb7 7. 0-0 c5 8. c3 Qc7 9. b4 Nd5 10. Qb3 d6 11. Rac1 Nd7 12. a3 N5f6 13. Qb1 h6 14. Bh4 e5 15. Rfd1 e4 16. Ne1 Rae8 17. Bg3 Nh5 18. Bxh5 gxh5 19. Nc4 Re6 20. dxc5 Be5 21. Nxd6 bxc5 22. Nxb7 Qxb7 23. Qb3 Nf6 24. Qc4 Rc8 25. b5 Bxg3 26. hxg3 Qc7 27. Rd2 Kh7 28. Rcd1 Rg8 29. Nc2 Qe5 30. Rd5 Nxd5 31. Rxd5 Qg7 32. Rxc5 h4 33. Nd4 hxg3 34. fxg3 Qxg3 35. Qe2 Reg6 36. Rf5 Qxg2+ 37. Qxg2 Rxg2+ 38. Kh1 R2g7 39. c4 Re8 40. a4 Kg8 41. Kh2 Rg5 42. c5 Rxf5 43. Nxf5 Re5 44. b6 Rxc5 45. b7 Rc2+ 46. Kg3 Rb2 47. Nd6 Kf8 48. Nb5 1-0

[Event "Daehne Cup Region 17/18 Vorrunde I+"]
[Site "Bissendorf"]
[Date "2017.09.15"]
[Round "4"]
[White "Zweigait, Bjoern"]
[Black "Zweigait, Leon"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1694"]
[BlackElo "1501"]
[PlyCount "79"]
[EventDate "2017.08.??"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. b3 c5 3. Bb2 Nc6 4. e3 e6 5. Nf3 Nf6 6. Bd3 Bd6 7. 0-0 Qc7 8. Nc3 a6 9. Ne2 h5 10. Ng5 b5 11. c4 Nb4 12. Qb1 Qc6 13. a3 Nxd3 14. Qxd3 Bb7 15. Nf3 0-0-0 16. Qc2 Rd7 17. Rfc1 dxc4 18. bxc4 Be7 19. cxb5 axb5 20. Ned4 cxd4 21. Qxc6+ Bxc6 22. Rxc6+ Kb7 23. Rc2 d3 24. Rcc1 Rc8 25. Kf1 Rdc7 26. Ke1 Rc2 27. Rxc2 Rxc2 28. Bd4 Ne4 29. Rb1 Ka6 30. Ra1 f6 31. h3 Ka5 32. g4 hxg4 33. hxg4 Ka4 34. g5 Bxa3 35. gxf6 gxf6 36. Bc3 b4 37. Bxf6 Nxf6 38. Nd4 b3 39. Nxb3 Kxb3 40. Rb1+ 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2017.09.10"]
[Round "6"]
[White "Herrmann, Andreas"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2119"]
[BlackElo "1740"]
[PlyCount "95"]
[EventDate "2017.06.10"]
[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 c6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. Bg5 0-0 6. e3 Na6 7. Be2 d6 8. 0-0 Bf5 9. a3 Nc7 10. b4 Re8 11. Qb3 Qd7 12. Rfd1 a6 13. a4 Rab8 14. a5 Ne4 15. Bf4 h6 16. Na4 g5 17. Bg3 h5 18. h4 Nxg3 19. fxg3 gxh4 20. gxh4 Bg4 21. Rf1 e5 22. dxe5 Bxe5 23. Nxe5 Rxe5 24. Bxg4 Qxg4 25. Rf4 Qg6 26. Raf1 Rf8 27. Nb6 Qe6 28. R1f3 f5 29. Rg3+ Kh7 30. Qd1 Ne8 31. Qxh5+ Qh6 32. Qxh6+ Kxh6 33. Nd7 Rf7 34. Nxe5 dxe5 35. Rf1 Nd6 36. Rd1 Ne4 37. Rg8 Kh5 38. g3 f4 39. exf4 exf4 40. gxf4 Rxf4 41. Rf1 Rxf1+ 42. Kxf1 Nd2+ 43. Kf2 Nxc4 44. Rh8+ Kg6 45. Rb8 Nd6 46. Rd8 Nc4 47. Rd7 b6 48. Rc7 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2017.09.09"]
[Round "5"]
[White "Zweigait, Bjoern"]
[Black "Niemann, Leon Pascal"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1740"]
[BlackElo "1709"]
[PlyCount "92"]
[EventDate "2017.06.10"]
[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 g6 3. Bf4 Bg7 4. c4 d6 5. Nc3 0-0 6. Rc1 Nfd7 7. Qd2 e5 8. Bh6 Nc6 9. h4 Bxh6 10. Qxh6 Nxd4 11. Ng5 Nf6 12. Nce4 Re8 13. Nxf6+ Qxf6 14. Qxh7+ Kf8 15. c5 d5 16. e4 c6 17. Rc3 Ke7 18. Qh6 Bd7 19. Nh7 Rh8 20. exd5 Rxh7 21. d6+ Ke6 22. Bc4+ Kf5 23. g4+ Kxg4 24. Rg1+ Kf5 25. Qxh7 Be6 26. Bxe6+ Kxe6 27. Qh6 Nf3+ 28. Rxf3 Qxf3 29. Rg3 Qe4+ 30. Re3 Qb1+ 31. Ke2 Qxb2+ 32. Kf3 Qxa2 33. Qg5 Qd5+ 34. Kg3 Re8 35. Rf3 Kd7 36. Qf6 Kc8 37. Qxf7 Qxf7 38. Rxf7 Rg8 39. Re7 Kb8 40. Rxe5 b6 41. Kg4 bxc5 42. Rxc5 Kb7 43. Re5 Rd8 44. Re7+ Kb6 45. d7 Kc7 46. Kg5 Rxd7 1/2-1/2

[Event "Daehne Cup Region 17/18 Vorrunde I+"]
[Site "Bissendorf"]
[Date "2017.09.08"]
[Round "3"]
[White "Niebuhr, Gerd"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A60"]
[WhiteElo "1816"]
[BlackElo "1694"]
[PlyCount "33"]
[EventDate "2017.08.??"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 a6 6. a4 d6 7. Nf3 Bf5 8. Nd2 Nbd7 9. e4 Bg6 10. Be2 h6 11. 0-0 Bh7 12. Bd3 g5 13. Nc4 Nb6 14. Qe2 Bg7 15. f4 Nxc4 16. Bxc4 Nd7 17. e5 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2017.09.02"]
[Round "4"]
[White "Braun, Alexander"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1646"]
[BlackElo "1740"]
[PlyCount "148"]
[EventDate "2017.06.10"]
[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 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. c3 Qe7 6. 0-0 Qc5 7. Bd5 Nf6 8. cxd4 Qb6 9. Nc3 Bb4 10. Qb3 0-0 11. Na4 Qa5 12. a3 b5 13. axb4 bxa4 14. Rxa4 Qb6 15. Be3 Bb7 16. Rfa1 Nxd5 17. exd5 Ne7 18. Ra5 a6 19. Ne5 Qd6 20. Qa4 Nxd5 21. Qxd7 Nxe3 22. fxe3 Qxb4 23. Nc6 Qd2 24. Ne7+ Kh8 25. Qh3 Bxg2 26. Qg3 Be4 27. Re5 Bh7 28. Nf5 Bxf5 29. Rxf5 Qxb2 30. Raf1 Qb3 31. Qf4 a5 32. Rf3 Qd1+ 33. Kg2 Qe2+ 34. Kh3 a4 35. Rh5 Ra6 36. Qg3 Kh7 37. Qf2 Qc4 38. d5 g5 39. Rxf7+ Kg6 40. Rxf8 Kxh5 41. Qf7+ Rg6 42. Kg2 Qe2+ 43. Qf2 Qxf2+ 44. Rxf2 Ra6 45. e4 a3 46. Ra2 Kg4 47. e5 Ra5 48. e6 Rxd5 49. Re2 Rd8 50. e7 Re8 51. h3+ Kf5 52. Kf3 a2 53. Rxa2 Rxe7 54. Ra5+ Re5 55. Ra8 h5 56. Rf8+ Ke6 57. Rh8 h4 58. Kg4 c5 59. Kf3 Kd5 60. Rd8+ Kc4 61. Ra8 Kc3 62. Ra3+ Kb4 63. Rd3 c4 64. Rd8 c3 65. Rd4+ Kb3 66. Rd8 Rb5 67. Ke2 Kb2 68. Ke3 c2 69. Rd2 Kb1 70. Rg2 c1Q+ 71. Kf3 Qf4+ 72. Ke2 Rb2+ 73. Kd3 Rxg2 74. Kc3 Rg3# 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2017.08.26"]
[Round "3"]
[White "Zweigait, Bjoern"]
[Black "Moseler, Thomas"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "1740"]
[BlackElo "1581"]
[PlyCount "81"]
[EventDate "2017.06.10"]
[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. g3 d5 3. cxd5 exd5 4. Bg2 Nf6 5. d4 Bb4+ 6. Nc3 c6 7. a3 Be7 8. Nh3 Bf5 9. 0-0 0-0 10. b4 Nbd7 11. b5 Nb6 12. Qb3 Nc4 13. e4 Na5 14. Qa4 cxb5 15. Qxb5 Bd7 16. Qe2 Qc8 17. Nxd5 Nxd5 18. exd5 Bf6 19. Nf4 Bxd4 20. Rb1 b6 21. Be3 Re8 22. Qd3 Bxe3 23. fxe3 Qc5 24. Rfe1 Re5 25. Rbc1 Qd6 26. e4 Nb7 27. Qd4 Nc5 28. Re3 Rae8 29. Rce1 f5 30. exf5 Rxe3 31. Rxe3 Rxe3 32. Qxe3 Bxf5 33. Qe8+ Qf8 34. Qe3 Qd8 35. d6 Kf7 36. Bd5+ Kf6 37. Qd4+ Kg5 38. h4+ Kh6 39. Qe3 Qxd6 40. Nh3+ g5 41. Qxg5# 1-0

[Event "Daehne Cup Region 17/18 Vorrunde I+"]
[Site "Bissendorf"]
[Date "2017.08.25"]
[Round "2"]
[White "Zweigait, Bjoern"]
[Black "Glaschak, Joachim"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1694"]
[BlackElo "1371"]
[PlyCount "61"]
[EventDate "2017.08.??"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Bb4 6. Nf3 Nd7 7. Bd3 Bxd3 8. Qxd3 Ne7 9. 0-0 h6 10. Nh4 Nf8 11. f4 g6 12. Bd2 Nf5 13. Nxf5 gxf5 14. cxd5 Bxc3 15. bxc3 Qxd5 16. c4 Qd7 17. Rfd1 0-0-0 18. Be3 Kb8 19. Qa3 b6 20. Rab1 Qb7 21. Rd2 Nd7 22. Rdb2 Rhg8 23. Qe7 Rgf8 24. a4 Rde8 25. Qa3 Kc7 26. Qd6+ Kd8 27. a5 Qc7 28. Qa3 c5 29. axb6 Nxb6 30. dxc5 Nxc4 31. Qd3+ 1-0

[Event "Daehne Cup Region 17/18 Vorrunde I"]
[Site "Bissendorf"]
[Date "2017.08.18"]
[Round "1"]
[White "Sueling, Robert"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1983"]
[BlackElo "1694"]
[PlyCount "59"]
[EventDate "2017.08.18"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 b5 2. e4 Bb7 3. Nd2 a6 4. Bd3 e6 5. a4 b4 6. c4 c5 7. d5 g6 8. f4 Bg7 9. Ngf3 f5 10. Qb3 Ne7 11. 0-0 0-0 12. d6 Nec6 13. e5 h6 14. h4 a5 15. Qd1 Na6 16. Nb3 Rc8 17. Be3 Qb6 18. Qe1 h5 19. Qf2 Nd8 20. Ne1 Ba8 21. Be2 Kh7 22. Nd3 Nb7 23. Bf3 Bh6 24. Kh2 Rg8 25. Kg3 Nxd6 26. exd6 Qxd6 27. Ne5 g5 28. hxg5 Bxg5 29. Kh3 Bf6 30. Rad1 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2017.08.05"]
[Round "2"]
[White "Krueger, Finn"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "1709"]
[BlackElo "1740"]
[PlyCount "35"]
[EventDate "2017.06.10"]
[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 e5 2. Nf3 Nc6 3. c3 d5 4. Bb5 Bg4 5. Qa4 Qd6 6. exd5 Bxf3 7. dxc6 Bxc6 8. Bxc6+ bxc6 9. 0-0 Ne7 10. b3 Ng6 11. Ba3 Qd7 12. Bxf8 Nxf8 13. Re1 Ng6 14. d4 0-0 15. dxe5 Rfe8 16. Qd4 Qf5 17. Na3 Nxe5 18. Nc4 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2017.06.10"]
[Round "1"]
[White "Zweigait, Bjoern"]
[Black "Zweigait, Leon"]
[Result "1/2-1/2"]
[ECO "A66"]
[WhiteElo "1740"]
[BlackElo "1502"]
[PlyCount "81"]
[EventDate "2017.06.10"]
[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 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Nbd7 8. Nf3 Nb6 9. Bd3 Bg7 10. 0-0 0-0 11. h3 h5 12. Rb1 a6 13. Be3 Re8 14. Kh1 Nfxd5 15. Nxd5 Nxd5 16. Qd2 Nxe3 17. Qxe3 b5 18. b3 Bd7 19. Rfd1 Qc7 20. Rbc1 Re7 21. Qf2 Bc6 22. e5 Bxf3 23. exd6 Qxd6 24. Qxf3 Rd8 25. Bxb5 Bd4 26. Bc4 Re3 27. Qb7 Re7 28. Qf3 Qb6 29. f5 Kg7 30. Rf1 Re3 31. Qf4 Qd6 32. fxg6 Qxf4 33. Rxf4 fxg6 34. Rf7+ Kh6 35. Ra7 Rde8 36. Rxa6 Re1+ 37. Rxe1 Rxe1+ 38. Kh2 h4 39. g4 hxg3+ 40. Kxg3 Kg5 41. Re6 1/2-1/2

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2017.05.20"]
[Round "7.7"]
[White "Zweigait, Bjoern"]
[Black "Obert, Guenter Fritz"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1782"]
[BlackElo "2000"]
[PlyCount "162"]
[EventDate "2017.01.21"]
[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. e4 d6 5. Nf3 0-0 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. h3 Ne8 10. Nh2 f5 11. f4 exf4 12. exf5 Nxf5 13. Bxf4 Nf6 14. Qd2 Bd7 15. Rae1 a6 16. Ng4 Nh5 17. Nh6+ Nxh6 18. Bxh5 Nf5 19. Bg4 Qf6 20. Kh2 Rae8 21. Nd1 Qd4 22. b3 Qxd2 23. Bxd2 Rxe1 24. Rxe1 Be5+ 25. Kg1 h5 26. Bxf5 Bxf5 27. Bc3 Bxc3 28. Nxc3 Kg7 29. a4 Bc2 30. b4 Rf4 31. Re7+ Rf7 32. Re3 Kf8 33. g3 h4 34. Kg2 hxg3 35. Kxg3 Kg7 36. h4 b6 37. a5 bxa5 38. bxa5 Bb3 39. Re4 Kf8 40. Ne2 Re7 41. Rf4+ Kg8 42. Nc1 Re3+ 43. Kf2 Rc3 44. Nxb3 Rxb3 45. Re4 Rc3 46. Ke2 Kf7 47. Rf4+ Kg7 48. Kd2 Ra3 49. Re4 Kf6 50. Rf4+ Ke5 51. Rf7 Rxa5 52. Rxc7 Ra3 53. Rg7 Kd4 54. Rxg6 Ra2+ 55. Kd1 Kc5 56. h5 Rh2 57. h6 a5 58. Kc1 a4 59. Kb1 Rh4 60. Kb2 Rxc4 61. Rg7 Rh4 62. h7 Kxd5 63. Rg5+ Kc6 64. Ka3 Rxh7 65. Kxa4 Rb7 66. Rg8 Kc5 67. Rc8+ Kd4 68. Rc1 d5 69. Rd1+ Ke5 70. Re1+ Kd6 71. Rd1 Rb8 72. Ka3 Kc5 73. Rc1+ Kd4 74. Rd1+ Kc3 75. Rc1+ Kd2 76. Rc7 d4 77. Rd7 d3 78. Rd6 Kc2 79. Rc6+ Kd1 80. Re6 d2 81. Ka2 Rb5 0-1

[Event "Daehne Cup Region 16/17 qual II+"]
[Site "Bissendorf"]
[Date "2017.05.14"]
[Round "4"]
[White "Zweigait, Bjoern"]
[Black "Glaschak, Joachim"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1733"]
[BlackElo "1334"]
[PlyCount "27"]
[EventDate "2017.05.12"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Qb3 dxc4 5. Qxb7 Nd7 6. Qxc6 Rc8 7. Qa4 Qb6 8. e3 Bd3 9. Bxd3 cxd3 10. Nf3 Ngf6 11. 0-0 e6 12. Ne5 Be7 13. Rd1 0-0 14. Nxd7 1-0

[Event "Daehne Cup Region 16/17 qual II"]
[Site "Bissendorf"]
[Date "2017.05.13"]
[Round "2"]
[White "Obert, Guenter Fritz"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1982"]
[BlackElo "1733"]
[PlyCount "115"]
[EventDate "2017.05.12"]
[EventType "k.o."]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. d4 c5 5. d5 exd5 6. exd5 d6 7. Nf3 h6 8. Bd3 Nf6 9. 0-0 Be7 10. Re1 0-0 11. Bf4 Na6 12. Rc1 Nc7 13. a4 Re8 14. Bb1 Bf8 15. Qd3 g6 16. Rxe8 Ncxe8 17. Re1 Bc8 18. Qd2 Kh7 19. Bg3 Bg4 20. Qf4 Bxf3 21. Qxf3 Qd7 22. h3 a6 23. Bh4 Kg7 24. b3 Ra7 25. g4 g5 26. Bf5 Qd8 27. Bg3 Re7 28. Re3 Rxe3 29. fxe3 Qe7 30. e4 Nd7 31. Bxd7 Qxd7 32. e5 dxe5 33. Bxe5+ f6 34. Bg3 Bd6 35. Ne4 Bxg3 36. Nxg3 b5 37. axb5 axb5 38. Nf5+ Kf8 39. Nxh6 bxc4 40. bxc4 Qa4 41. Qe2 Nd6 42. Nf5 Nxf5 43. gxf5 Qa1+ 44. Kg2 Qd4 45. Qe6 Qd2+ 46. Kf1 Qd1+ 47. Kg2 Qd2+ 48. Kg1 Qd4+ 49. Kh1 Qd1+ 50. Kh2 Qd2+ 51. Kg3 Qf4+ 52. Kg2 Qd2+ 53. Kf1 Qd1+ 54. Kf2 Qd2+ 55. Kf3 Qd3+ 56. Kg4 Qd1+ 57. Kg3 Qd3+ 58. Kg4 1/2-1/2

[Event "Daehne Cup Region 16/17 qual II"]
[Site "Bissendorf"]
[Date "2017.05.13"]
[Round "3"]
[White "Stoy, Ulf"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1992"]
[BlackElo "1733"]
[PlyCount "89"]
[EventDate "2017.05.12"]
[EventType "k.o."]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nf6 5. e4 0-0 6. Nge2 d6 7. 0-0 c5 8. h3 Nc6 9. d3 Be6 10. Nd5 Bxd5 11. cxd5 Nd4 12. Nxd4 exd4 13. f4 Qd7 14. Qf3 Rad8 15. Bd2 b6 16. g4 Qe7 17. Rae1 Nd7 18. Re2 Rde8 19. g5 f5 20. Qg3 Qd8 21. h4 b5 22. Rfe1 c4 23. exf5 Rxe2 24. Rxe2 cxd3 25. Qxd3 Nc5 26. Qxb5 d3 27. Re1 Bd4+ 28. Kf1 gxf5 29. b4 Qb6 30. Qxb6 axb6 31. bxc5 bxc5 32. a4 Rb8 33. Rc1 Kf7 34. Bf3 Ke7 35. Bg2 Kf7 36. h5 Rc8 37. Bh3 c4 38. Bxf5 Rc7 39. Bxd3 c3 40. Be1 Be3 41. g6+ hxg6 42. hxg6+ Kg8 43. Rxc3 Rxc3 44. Bxc3 Bxf4 45. Bf5 1-0

[Event "Daehne Cup Region 16/17 qual II"]
[Site "Bissendorf"]
[Date "2017.05.12"]
[Round "1"]
[White "Zweigait, Bjoern"]
[Black "Burger, Jarl"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1733"]
[BlackElo "1270"]
[PlyCount "61"]
[EventDate "2017.05.12"]
[EventType "k.o."]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Bf4 d5 5. e3 Bd6 6. Bg3 0-0 7. Nf3 Nc6 8. a3 Nh5 9. b4 a6 10. Rc1 h6 11. cxd5 exd5 12. Nxd5 Nxg3 13. hxg3 Bxg3 14. fxg3 Qxd5 15. Bc4 Qxc4 16. Rxc4 Be6 17. Rc3 Rfe8 18. 0-0 Bd5 19. Nh4 Be4 20. Qh5 Rf8 21. Nxf5 Bxf5 22. Rxf5 Rxf5 23. Qxf5 Rf8 24. Qe6+ Rf7 25. d5 Nd8 26. Qc8 Rf8 27. Rxc7 Nf7 28. Qd7 g6 29. d6 b5 30. Qe7 Nxd6 31. Qg7# 1-0

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2017.04.01"]
[Round "5.3"]
[White "Zweigait, Bjoern"]
[Black "Herrmann, Andreas"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "1782"]
[BlackElo "2144"]
[PlyCount "71"]
[EventDate "2017.01.21"]
[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 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bb4 5. d3 0-0 6. Bd2 Re8 7. Nf3 d6 8. 0-0 a5 9. Ng5 h6 10. Nge4 Nxe4 11. Nxe4 f5 12. Nc3 Be6 13. Nd5 Bc5 14. a3 Kh8 15. Kh1 Qd7 16. b4 axb4 17. axb4 Bxd5 18. Bxd5 Bxb4 19. Rxa8 Rxa8 20. Bxb4 Nxb4 21. Bxb7 Ra2 22. Qb3 c5 23. Bf3 Qe7 24. Qb1 g5 25. h3 Qd7 26. g4 f4 27. d4 Qh7 28. Qxh7+ Kxh7 29. dxe5 dxe5 30. Rd1 Kg7 31. Rd7+ Kf6 32. Rd6+ Ke7 33. Rxh6 e4 34. Bxe4 Rxe2 35. f3 Nc2 36. Rc6 1/2-1/2

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2017.03.18"]
[Round "4.5"]
[White "Zweigait, Leon"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "1474"]
[BlackElo "1782"]
[PlyCount "56"]
[EventDate "2017.01.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. e3 c5 4. exd4 cxd4 5. d3 Nc6 6. Bf4 Bg4 7. Nbd2 Nf6 8. h3 Bh5 9. g4 Bg6 10. Qb3 b6 11. Ne5 Nxe5 12. Bxe5 e6 13. Bg2 Rc8 14. Qa4+ Qd7 15. Qxd7+ Nxd7 16. Bxd4 Bxd3 17. Bb7 Rc7 18. Ba6 e5 19. Bc3 Bd6 20. 0-0-0 0-0 21. Rhe1 Nc5 22. Nb3 Nxb3+ 23. axb3 e4 24. Bd2 Rb8 25. Re3 b5 26. Ba5 Rc6 27. Rdxd3 exd3 28. Bxb5 Rcc8 1/2-1/2

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2017.02.18"]
[Round "3.8"]
[White "Zweigait, Bjoern"]
[Black "Mumm, Karen"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1782"]
[BlackElo "1623"]
[PlyCount "68"]
[EventDate "2017.01.21"]
[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 c6 5. Nf3 d5 6. e3 0-0 7. h3 Re8 8. Qb3 b6 9. Be2 Bf5 10. 0-0 Ne4 11. cxd5 Nxc3 12. bxc3 cxd5 13. c4 dxc4 14. Bxc4 e6 15. Rac1 Nc6 16. Bb5 Na5 17. Qa3 Bf8 18. Qb2 Be4 19. Bxe8 Qxe8 20. Rc3 Bd5 21. Rfc1 b5 22. Qc2 Nc4 23. e4 Na3 24. Qe2 Bc4 25. Qe3 Bb4 26. Rxa3 Bxa3 27. Qxa3 a5 28. Nd2 b4 29. Qf3 Bxa2 30. Be5 f5 31. exf5 exf5 32. Qb7 Bf7 33. Nc4 Rc8 34. Kh2 Rb8 1-0

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2017.02.04"]
[Round "2.4"]
[White "Kleinschroth, Roland"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "2142"]
[BlackElo "1782"]
[PlyCount "87"]
[EventDate "2017.01.21"]
[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 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 d6 5. 0-0 Nc6 6. d4 g5 7. Nc3 Bg4 8. g3 Qd7 9. gxf4 gxf4 10. Bxf4 0-0-0 11. Qd2 Nf6 12. d5 Bxf3 13. Rxf3 Ne5 14. Bxe5 dxe5 15. Kh1 Rdg8 16. Qf2 Qg4 17. Bd3 Nh5 18. Rg1 Qxg1+ 19. Qxg1 Rxg1+ 20. Kxg1 Nf4 21. Rg3 Ng6 22. Ne2 a6 23. Kf1 h6 24. Rf3 Rf8 25. Rf5 Bg5 26. Ng3 Kd7 27. Be2 f6 28. Bg4 Kd6 29. Rf3 Nh4 30. Rb3 b6 31. Rc3 f5 32. Rc6+ Kd7 33. Bxf5+ Nxf5 34. Nxf5 Bf4 35. Rg6 Bxh2 36. Rxh6 Bf4 37. Rh7+ Kd8 38. Ke2 Rg8 39. Rg7 Rh8 40. Rg2 Kd7 41. Rg7+ Kd8 42. Ne7 Rh3 43. Nc6+ Kc8 44. Rg8+ 1-0

[Event "Hannover Bezirks op"]
[Site "Hannover"]
[Date "2017.01.21"]
[Round "1.11"]
[White "Zweigait, Bjoern"]
[Black "Heiseke, Gerhard"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1782"]
[BlackElo "1255"]
[PlyCount "83"]
[EventDate "2017.01.21"]
[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 Nf6 3. Nc3 c6 4. Bf4 e6 5. c5 b6 6. b4 Nbd7 7. e3 g6 8. Nf3 Nh5 9. Bg3 Nxg3 10. hxg3 Bg7 11. Qc2 0-0 12. Be2 Bb7 13. 0-0 f6 14. Nh4 Qe8 15. f4 e5 16. Rae1 exd4 17. exd4 Qe3+ 18. Kh2 Qxd4 19. a3 f5 20. Na4 b5 21. Nf3 Qf6 22. Ne5 Nxe5 23. fxe5 Qg5 24. Nc3 Bxe5 25. Qd3 Qh6+ 26. Kg1 Qg7 27. Nd1 Bd4+ 28. Nf2 Rae8 29. Bf3 Bc3 30. Re2 Rxe2 31. Bxe2 Re8 32. Rc1 Bd4 33. Rd1 Re3 34. Qd2 Re4 35. Kf1 Bxf2 36. Kxf2 Qe5 37. Bf3 Rc4 38. Re1 Qg7 39. Qg5 Qd4+ 40. Kf1 Qg7 41. Re8+ Kf7 42. Qe7# 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden"]
[Date "2017.01.08"]
[Round "7"]
[White "Zweigait, Bjoern"]
[Black "Pahl, Theis"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1828"]
[BlackElo "1729"]
[PlyCount "106"]
[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. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Be2 c5 6. c3 0-0 7. 0-0 Qc7 8. Nbd2 cxd4 9. cxd4 Nc6 10. Rc1 Re8 11. Qb3 Be6 12. Bc4 Bxc4 13. Qxc4 Qb6 14. d5 Na5 15. Qd3 Nh5 16. Bg5 h6 17. Bh4 g5 18. Qf5 Qxb2 19. Ne4 Nf6 20. Rb1 Qxa2 21. Ra1 Qc4 22. Nfd2 Qc7 23. Rfc1 Qd8 24. Nxf6+ Bxf6 25. Ra4 gxh4 26. Rg4+ Bg7 27. Qh5 Kh8 28. Qxf7 Rg8 29. Qh5 Rc8 30. Rb1 Qe8 31. Rg6 Kh7 32. Rg5 Qxh5 33. Rxh5 h3 34. Rxh3 Rc2 35. Nf3 Rgc8 36. Rf1 Bf6 37. g4 Kg6 38. Ne1 R2c5 39. Rh5 Rc4 40. f4 Re4 41. Rf3 Rc3 42. Ng2 Nc4 43. f5+ Kg7 44. Kf2 Rxg4 45. Nf4 Rc2+ 46. Ne2 a5 47. Rfh3 Bg5 48. Kf3 Ne5+ 49. Kf2 a4 50. Kf1 a3 51. Nd4 Rc1+ 52. Kf2 a2 53. Ne6+ Kg8 0-1

[Event "Niedersachsen-ch op-C"]
[Site "Verden"]
[Date "2017.01.07"]
[Round "6"]
[White "Frese, Immo"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1788"]
[BlackElo "1828"]
[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. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Bd3 Nc6 5. 0-0 d5 6. dxc5 Bxc5 7. b3 0-0 8. Bb2 Re8 9. Nbd2 e5 10. Bb5 Bg4 11. h3 Bh5 12. Qc1 Nd7 13. c4 e4 14. Nd4 Nde5 15. cxd5 Qxd5 16. Nxc6 bxc6 17. Bc4 Nxc4 18. Nxc4 f6 19. g4 Bf7 20. Rd1 Qg5 21. Nd6 Bxd6 22. Rxd6 Bd5 23. Rd7 h5 24. Kh2 hxg4 25. Qg1 Qf5 26. hxg4 Qxf2+ 27. Qg2 Qxg2+ 28. Kxg2 Rf8 29. Rf1 1/2-1/2

[Event "Niedersachsen-ch op-C"]
[Site "Verden"]
[Date "2017.01.07"]
[Round "5"]
[White "Zweigait, Bjoern"]
[Black "Vaduva, Ilie"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1828"]
[BlackElo "1716"]
[PlyCount "91"]
[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 c5 2. d5 Nf6 3. c4 d6 4. Nc3 e6 5. e4 exd5 6. cxd5 Be7 7. Nf3 0-0 8. Bf4 Nh5 9. Bg3 Nxg3 10. hxg3 Bf6 11. Bd3 h6 12. Qd2 Nd7 13. Nh4 Ne5 14. Be2 Ng6 15. Nf3 Bg4 16. Qc2 Re8 17. 0-0 a6 18. a4 Re7 19. Rfe1 Qc8 20. a5 Qc7 21. Nd1 Ree8 22. Ne3 Bd7 23. Nc4 Bb5 24. Nb6 Rad8 25. Rac1 Bxe2 26. Rxe2 Ne5 27. b4 Nxf3+ 28. gxf3 Bd4 29. Qd2 Qe7 30. Kg2 Qf6 31. Rc4 Re7 32. Qd3 Rde8 33. Rec2 Rc7 34. Rxd4 cxd4 35. Rxc7 Qe5 36. Rc4 h5 37. Qxd4 Qg5 38. Rc8 Rxc8 39. Nxc8 h4 40. Nxd6 hxg3 41. fxg3 Qc1 42. Nf5 Qc2+ 43. Kh3 f6 44. d6 Qc1 45. d7 Qh1+ 46. Kg4 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden"]
[Date "2017.01.06"]
[Round "4"]
[White "Tondera, Benedikt"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A68"]
[WhiteElo "1819"]
[BlackElo "1828"]
[PlyCount "51"]
[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. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Bd3 Qb6 10. Nd2 Ng4 11. Nc4 Qd8 12. Be2 Bxc3+ 13. bxc3 h5 14. Ne3 Nxe3 15. Bxe3 Re8 16. Qd3 Qe7 17. Bf3 Nd7 18. 0-0 Nf6 19. Rae1 Nxe4 20. Bxc5 Bf5 21. Bd4 Nc5 22. Qd2 Qc7 23. Rxe8+ Rxe8 24. Re1 Rxe1+ 25. Qxe1 Nd3 26. Qe8+ 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden"]
[Date "2017.01.06"]
[Round "3"]
[White "Zweigait, Bjoern"]
[Black "Stelljes, Fabian"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "1828"]
[BlackElo "1611"]
[PlyCount "59"]
[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 dxc4 3. Nc3 Nf6 4. e3 Bf5 5. Bxc4 e6 6. Nf3 Bd6 7. Qe2 c6 8. e4 Bxe4 9. Nxe4 Nxe4 10. Qxe4 Nd7 11. 0-0 Qc7 12. Bg5 h6 13. Bh4 Nf6 14. Qe3 Ng4 15. Qb3 Bxh2+ 16. Kh1 Bd6 17. Bxe6 Nf6 18. Bh3 g5 19. Rae1+ Kf8 20. Bg3 Bxg3 21. fxg3 g4 22. Ne5 gxh3 23. Rxf6 hxg2+ 24. Kxg2 Rh7 25. Ref1 Ke8 26. Rxf7 Rxf7 27. Rxf7 Qd6 28. Kh2 Rb8 29. Rh7 Qf6 30. Qg8+ 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden"]
[Date "2017.01.05"]
[Round "2"]
[White "Moerke, Niklas"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "1552"]
[BlackElo "1828"]
[PlyCount "77"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Bd6 8. d4 Nxd5 9. dxe5 Bxb5 10. Qxb5+ c6 11. Qe2 Be7 12. Nf3 0-0 13. 0-0 Re8 14. c4 Nb6 15. b3 Nd7 16. Ba3 c5 17. Nc3 Bf6 18. Rad1 b6 19. Rd5 Qe7 20. Re1 Qd8 21. Qd3 Nxe5 22. Nxe5 Qe7 23. f4 g6 24. Re2 Qf8 25. Nd7 Qg7 26. Nxf6+ Qxf6 27. Rde5 Red8 28. Nd5 Qd6 29. Bb2 Nc6 30. R5e3 Kf8 31. Be5 Qd7 32. Qc3 Nxe5 33. Qxe5 f6 34. Qxf6+ Qf7 35. Qxf7+ Kxf7 36. Re7+ Kf8 37. Rxh7 Kg8 38. Ree7 Rd6 39. Rhf7 1-0

[Event "Niedersachsen-ch op-C"]
[Site "Verden"]
[Date "2017.01.05"]
[Round "1"]
[White "Zweigait, Bjoern"]
[Black "Santos, Leonardo de Souza"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1828"]
[BlackElo "1633"]
[PlyCount "65"]
[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. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bf4 0-0 6. e3 Bf5 7. Qb3 Nbd7 8. cxd5 Nb6 9. Bc4 Be4 10. Nxe4 Nxe4 11. Ne5 Qe8 12. Bd3 Nf6 13. e4 Nh5 14. Be3 e6 15. dxe6 fxe6 16. Nc4 Nf4 17. 0-0 Rd8 18. Nxb6 axb6 19. g3 Nxd3 20. Qxd3 Qa4 21. b3 Qb4 22. a3 Qe7 23. Qc4 c5 24. Rad1 cxd4 25. Bxd4 b5 26. Qc5 Qxc5 27. Bxc5 Rxd1 28. Rxd1 Rc8 29. b4 Rc7 30. f4 Bb2 31. Rd3 Kf7 32. e5 g5 33. Kf2 1-0

[Event "Hannover-chB"]
[Site "Lehrte"]
[Date "2016.10.04"]
[Round "7"]
[White "Zweigait, Bjoern"]
[Black "Gehrke, Mathias"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "1755"]
[BlackElo "1786"]
[PlyCount "79"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bh4 g5 7. Bg3 d6 8. Nd2 Bxc3 9. bxc3 Bb7 10. f3 Nbd7 11. e4 Nh5 12. Bf2 Nf4 13. h4 Qf6 14. h5 e5 15. d5 c6 16. g3 cxd5 17. cxd5 Nxd5 18. exd5 Bxd5 19. Bd3 Rc8 20. c4 Bc6 21. Be4 Qe6 22. g4 0-0 23. Bf5 Qe7 24. Qe2 Rc7 25. 0-0 Nc5 26. Bxc5 bxc5 27. Rab1 Qd8 28. Rfd1 Re7 29. Ne4 Bxe4 30. Qxe4 Qc7 31. Rb2 Rd8 32. Rdb1 Qa5 33. Rb8 Ree8 34. R8b7 Qc3 35. Qd3 Qxd3 36. Bxd3 d5 37. cxd5 a5 38. a4 Rd6 39. Be4 Ra6 40. Rc7 1-0

[Event "Hannover-chB"]
[Site "Lehrte"]
[Date "2016.10.03"]
[Round "6"]
[White "Kraeuter, Paavo Alexander"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1591"]
[BlackElo "1755"]
[PlyCount "55"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 g6 4. Nc3 Na6 5. e4 d6 6. h3 Bg7 7. Bd3 c5 8. d5 e5 9. dxe6 Bxe6 10. 0-0 Nc7 11. Bf4 0-0 12. Qd2 Nh5 13. Bh2 Qd7 14. Rfd1 Rad8 15. Bf1 Qc6 16. Re1 Nf6 17. Qc2 Nd7 18. Nd2 a6 19. a4 Ne5 20. f4 Nd7 21. f5 gxf5 22. exf5 Bd4+ 23. Kh1 Ne5 24. fxe6 fxe6 25. Bxe5 dxe5 26. Nce4 Rf5 27. Bd3 Rh5 28. Nf6+ 1-0

[Event "Hannover-chB"]
[Site "Lehrte"]
[Date "2016.10.03"]
[Round "5"]
[White "Zweigait, Bjoern"]
[Black "Frese, Immo"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "1755"]
[BlackElo "1801"]
[PlyCount "83"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nc3 Be7 5. Bf4 dxc4 6. e3 Nd5 7. Bg3 Nxc3 8. bxc3 b5 9. Nf3 Bb7 10. Be2 0-0 11. 0-0 Bd6 12. Ne5 Nd7 13. f4 Qe7 14. Rb1 a6 15. a4 c6 16. Nxc4 Nf6 17. Nxd6 Qxd6 18. c4 Ne4 19. Rb3 Qd7 20. axb5 cxb5 21. cxb5 Bd5 22. Rb4 Nc3 23. Qd2 Nxb5 24. Rfb1 Bc6 25. Be1 Rfc8 26. Qa2 Bd5 27. Qa4 Bc6 28. Qa5 Be4 29. R1b2 Nc3 30. Bxc3 Rxc3 31. Qe5 Bd5 32. Rb8+ Rc8 33. Rxa8 Bxa8 34. Bxa6 Rd8 35. Bc4 Qa7 36. Kf2 Kf8 37. f5 exf5 38. Qxf5 h6 39. Rb5 Rd6 40. Qc8+ Ke7 41. Re5+ Re6 42. Bxe6 1-0

[Event "Hannover-chB"]
[Site "Lehrte"]
[Date "2016.10.02"]
[Round "4"]
[White "Brockmann, Marc"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1729"]
[BlackElo "1755"]
[PlyCount "74"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 g6 5. Bg2 Bg7 6. d3 d6 7. 0-0 Be6 8. Rb1 a5 9. Bg5 Qd7 10. Re1 h6 11. Bd2 Ne7 12. a3 g5 13. b4 axb4 14. Rxb4 Rb8 15. Qb3 b6 16. a4 0-0 17. a5 Nc6 18. a6 Nxb4 19. Qxb4 c6 20. Ra1 Qc7 21. Ne1 d5 22. cxd5 Nxd5 23. Nxd5 Bxd5 24. Bxd5 cxd5 25. Qg4 Ra8 26. h4 Qc8 27. Qh5 f6 28. hxg5 fxg5 29. Nf3 e4 30. Rc1 Qf5 31. Rc7 exf3 32. Rxg7+ Kxg7 33. exf3 Rxa6 34. Bc3+ Kh7 35. Bd2 Ra1+ 36. Kg2 Qxd3 37. Be3 Qf1+ 0-1

[Event "Hannover-chB"]
[Site "Lehrte"]
[Date "2016.10.02"]
[Round "3"]
[White "Zweigait, Bjoern"]
[Black "Mohwinkel, Klaus"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1755"]
[BlackElo "1641"]
[PlyCount "61"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. c4 c6 5. e3 Bd6 6. Bg3 Ne4 7. Qc2 Bb4+ 8. Nc3 Qa5 9. Rc1 Qxa2 10. Bd3 Bxc3+ 11. bxc3 Qxc2 12. Rxc2 Nxg3 13. hxg3 g6 14. Rb2 Nd7 15. c5 b6 16. cxb6 axb6 17. Kd2 b5 18. e4 Kf8 19. exd5 exd5 20. Re1 Nf6 21. Ne5 Bb7 22. c4 Kg7 23. cxb5 cxb5 24. f3 Bc8 25. Bxb5 Be6 26. Nd3 Ra7 27. Nc5 Bd7 28. Re7 Rd8 29. Bxd7 Nxd7 30. Ne6+ Kf6 31. Nxd8 1-0

[Event "Hannover-chB"]
[Site "Lehrte"]
[Date "2016.10.01"]
[Round "2"]
[White "Koeppl, Andreas"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "C62"]
[WhiteElo "1602"]
[BlackElo "1755"]
[PlyCount "37"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. h3 Bd7 6. c3 a6 7. Ba4 Be7 8. Nbd2 0-0 9. Nf1 Qe8 10. Ng3 h6 11. Bd2 Rc8 12. Qc1 Kh7 13. Bc2 Rg8 14. Nf5 Bxf5 15. exf5 d5 16. 0-0 Rd8 17. Re1 Bd6 18. g4 Qd7 19. Nh4 1/2-1/2

[Event "Hannover-chB"]
[Site "Lehrte"]
[Date "2016.10.01"]
[Round "1"]
[White "Zweigait, Bjoern"]
[Black "Baum, Frank Christian"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1755"]
[BlackElo "1714"]
[PlyCount "85"]
[EventDate "2016.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d5 4. c4 Bg7 5. Nc3 c6 6. e3 0-0 7. Qb3 e6 8. Be2 Nbd7 9. Qc2 dxc4 10. Bxc4 Nd5 11. Bg3 N7b6 12. Bd3 Nb4 13. Qe2 Nxd3+ 14. Qxd3 Re8 15. Rd1 Nd5 16. 0-0 b6 17. Qc4 Bb7 18. Ne4 Bf8 19. Ne5 Rc8 20. Qe2 Be7 21. Nc4 Ba6 22. Qc2 Bxc4 23. Qxc4 Nf6 24. f3 Nd5 25. Qb3 f5 26. Nc3 Bd6 27. Ne2 Bxg3 28. Nxg3 Qe7 29. e4 f4 30. exd5 fxg3 31. hxg3 cxd5 32. Rfe1 Qd6 33. Re5 Rc7 34. Rde1 Rce7 35. a3 Kg7 36. Qe3 Qc6 37. Re2 Qa4 38. Kh2 Qc6 39. Qg5 h6 40. Qg4 h5 41. Rxh5 Qc1 42. Rh4 g5 43. f4 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2016.09.18"]
[Round "7"]
[White "Zweigait, Bjoern"]
[Black "Wittur, Helge"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1693"]
[BlackElo "1921"]
[PlyCount "84"]
[EventDate "2016.06.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Bf4 d6 5. Nc3 0-0 6. e4 c6 7. Qd2 Re8 8. Be2 Qa5 9. a3 c5 10. d5 Nbd7 11. 0-0 a6 12. h4 b5 13. e5 dxe5 14. Nxe5 Nxe5 15. Bxe5 bxc4 16. Bxc4 Ne4 17. Nxe4 Qxd2 18. Nxd2 Bxe5 19. Ra2 Rd8 20. Nf3 Bf6 21. Re1 Bb7 22. g4 Kf8 23. g5 Bg7 24. b4 Bxd5 25. Bxd5 Rxd5 26. Rc2 Rd3 27. Kg2 cxb4 28. Rc7 Re8 29. axb4 Rd6 30. Re4 Rb6 31. Rec4 Bb2 32. Nd4 Bxd4 33. Rxd4 Reb8 34. Rcc4 Kg7 35. Kg3 h6 36. Re4 R8b7 37. Rf4 hxg5 38. hxg5 Rb5 39. Kg4 Re5 40. Rfd4 f5+ 41. Kf4 Re1 42. Rc6 e5+ 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2016.09.17"]
[Round "6"]
[White "Moseler, Thomas"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "C64"]
[WhiteElo "1478"]
[BlackElo "1693"]
[PlyCount "88"]
[EventDate "2016.06.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nge7 5. c3 a6 6. Ba4 b5 7. Bb3 Ng6 8. d4 exd4 9. cxd4 Bb6 10. Bg5 f6 11. Be3 Na5 12. Nc3 Bb7 13. Nd5 Bxd5 14. Bxd5 c6 15. Bb3 Qe7 16. Re1 0-0-0 17. d5 Bxe3 18. Rxe3 Ne5 19. Qc2 c5 20. Nxe5 fxe5 21. Qc3 Nb7 22. a4 Qd6 23. axb5 axb5 24. Ree1 Kc7 25. Bd1 Ra8 26. Be2 b4 27. Qc2 Rhe8 28. Rec1 Rec8 29. Ra4 Rxa4 30. Qxa4 Qb6 31. Bg4 Rd8 32. Qc2 Ra8 33. Qc4 Ra5 34. h3 Qb5 35. Qc2 Nd6 36. Be2 Qa4 37. Qxa4 Rxa4 38. Rxc5+ Kb6 39. Rc2 Nxe4 40. Bd3 Nf6 41. Rc4 Nxd5 42. Bxh7 Kb5 43. Rc2 b3 44. Bf5 bxc2 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2016.09.03"]
[Round "5"]
[White "Herrmann, Andreas"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2059"]
[BlackElo "1693"]
[PlyCount "83"]
[EventDate "2016.06.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5 5. Bxf6 Bxf6 6. Ne4 Bxd4 7. Nxd4 cxd4 8. Qxd4 0-0 9. h4 Nc6 10. Qd2 Qa5 11. c3 Qf5 12. Ng3 Qf6 13. h5 d5 14. Qxd5 Be6 15. Qf3 Qg5 16. e3 Rad8 17. Be2 Ne5 18. Qf4 Qxf4 19. exf4 Nd3+ 20. Bxd3 Rxd3 21. 0-0 Rd2 22. b3 Rc2 23. Rfc1 Rb2 24. c4 Rd8 25. h6 f6 26. Re1 Kf7 27. Re3 Rdd2 28. Ne4 Rdc2 29. Rae1 g5 30. fxg5 f5 31. Nd6+ Kg8 32. Rf3 Re2 33. Rxe2 Rxe2 34. Nxf5 Bxf5 35. Rxf5 Rxa2 36. Rb5 b6 37. f4 Rb2 38. Kh2 Kf7 39. Kh3 Rf2 40. g3 e6 41. Kg4 Ke7 42. c5 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2016.08.20"]
[Round "4"]
[White "Zweigait, Bjoern"]
[Black "Sideris, Apostolos"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1693"]
[BlackElo "1823"]
[PlyCount "130"]
[EventDate "2016.06.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 0-0 5. 0-0 c5 6. Nc3 d5 7. cxd5 Nxd5 8. Qb3 Nxc3 9. dxc3 Qc7 10. Be3 b6 11. Rfd1 Be6 12. Qc2 Bf5 13. Qb3 Nc6 14. Nh4 Bd7 15. Rd2 Na5 16. Qc2 Bc6 17. Rad1 Nc4 18. Rd3 Nxe3 19. Rxe3 Bxg2 20. Nxg2 c4 21. Nf4 e5 22. Nd5 Qc5 23. b4 cxb3 24. axb3 Rad8 25. c4 Rfe8 26. b4 Qf8 27. Ra3 a5 28. Rb3 axb4 29. Nxb4 Rxd1+ 30. Qxd1 Rd8 31. Qc2 Qc5 32. Nd3 Qc7 33. Rb5 e4 34. Nb4 Rd4 35. Nd5 Rxc4 36. Qb3 Rc1+ 37. Kg2 Qc2 38. Rxb6 Qxe2 39. Qb5 Qxb5 40. Rxb5 h6 41. g4 Rc4 42. Ne3 Ra4 43. Kg3 Bf8 44. Rd5 Kg7 45. h4 Kf6 46. Rd8 Ke7 47. Rc8 Bg7 48. Kf4 Kd7 49. Rc4 Rxc4 50. Nxc4 Ke6 51. Kxe4 f5+ 52. gxf5+ gxf5+ 53. Kf4 Bf6 54. Ne3 Be5+ 55. Kf3 Bc7 56. Nc4 Kf6 57. Kg2 Kg6 58. Ne3 f4 59. Nd5 Bd6 60. Kf3 Kf5 61. Nc3 Be7 62. Nd5 Bd6 63. Nc3 Bc7 64. Nd5 Be5 65. Nb4 Bf6 1/2-1/2

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2016.08.06"]
[Round "3"]
[White "Zweigait, Bjoern"]
[Black "Braun, Alexander"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1693"]
[BlackElo "1627"]
[PlyCount "77"]
[EventDate "2016.06.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Bg4 5. e3 c6 6. Nc3 Nf6 7. Be2 Qc7 8. b3 h5 9. a4 Nbd7 10. Ba3 Bxf3 11. Bxd6 Qxd6 12. Bxf3 Ne5 13. Qe2 0-0-0 14. 0-0-0 Qa3+ 15. Kb1 Rhe8 16. Rhf1 Rd7 17. h3 Kb8 18. d4 Ng6 19. Rfe1 Rde7 20. e4 Nxe4 21. Bxe4 f5 22. Qxh5 Nf4 23. Qxf5 Nxg2 24. Re2 Qb4 25. Rd3 g6 26. Qf3 c5 27. dxc5 Nh4 28. Qf4+ Re5 29. Qxh4 g5 30. Qg3 Ka8 31. Bxb7+ Qxb7 32. Rxe5 Rc8 33. Qf3 Qxf3 34. Rxf3 g4 35. Rf7 Kb8 36. Ree7 Rh8 37. Rb7+ Kc8 38. Rfc7+ Kd8 39. Nb5 1-0

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2016.06.18"]
[Round "2"]
[White "Wall, Max"]
[Black "Zweigait, Bjoern"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "1879"]
[BlackElo "1693"]
[PlyCount "80"]
[EventDate "2016.06.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. b4 Bg4 4. e3 dxe3 5. fxe3 e6 6. Bb2 Nf6 7. Be2 Be7 8. 0-0 0-0 9. Qb3 c5 10. bxc5 Nbd7 11. d4 Ne4 12. Qc2 f5 13. Nc3 Ng5 14. Kh1 Qc7 15. Nxg5 Bxg5 16. Bxg4 fxg4 17. Qe4 Nf6 18. Qxe6+ Kh8 19. Nd5 Qa5 20. Bc3 Qa4 21. Nxf6 Bxf6 22. Qxg4 Qxc4 23. Rfc1 Qd3 24. Qd7 Rab8 25. Ba5 Qxe3 26. Rd1 b6 27. cxb6 axb6 28. Bb4 Rfd8 29. Qh3 Qxh3 30. gxh3 Rxd4 31. Rxd4 Bxd4 32. Rd1 Bc5 33. Bxc5 bxc5 34. Rc1 Rc8 35. Kg2 Kg8 36. Kf3 Kf7 37. Ke4 Ke6 38. Rc4 Ra8 39. a4 g6 40. Kd3 Kd5 1/2-1/2

[Event "Daehne Cup Region 15/16 V Rest"]
[Site "Bissendorf"]
[Date "2016.06.17"]
[Round "5"]
[White "Krueger, Finn"]
[Black "Zweigait, Bjoern"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "1612"]
[BlackElo "1730"]
[PlyCount "80"]
[EventDate "2016.03.??"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bc5 5. 0-0 d6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 bxc6 9. Bc4 Qe7 10. Kh1 Ng4 11. Qe2 Qh4 12. Bf4 Nxf2+ 13. Rxf2 Qxf2 14. Qxf2 Bxf2 15. Rf1 Bd4 16. Bxf7+ Kxf7 17. Be5+ Ke6 18. Bxd4 Rhf8 19. Rxf8 Rxf8 20. Kg1 g6 21. Bxa7 Ke5 22. Be3 c5 23. g3 Bc6 24. Bf4+ Kd4 25. h4 Rb8 26. Ne2+ Kxe4 27. b3 Kf3 28. Kf1 Be4 29. Nc3 Bxc2 30. Ke1 Be4 31. Kd2 Re8 32. Na4 c4 33. Kc3 cxb3 34. axb3 h5 35. Nb2 Re5 36. Nc4 Bc6 37. b4 Rf5 38. Na5 Bd7 39. Nb7 Rxf4 40. gxf4 Kxf4 0-1

[Event "Langenhagen-ch op"]
[Site "Langenhagen"]
[Date "2016.06.04"]
[Round "1"]
[White "Zweigait, Bjoern"]
[Black "Glaschak, Joachim"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1693"]
[BlackElo "1202"]
[PlyCount "61"]
[EventDate "2016.06.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Bd6 5. Bxd6 cxd6 6. cxd5 Nxd5 7. Nxd5 exd5 8. Nf3 0-0 9. e3 a6 10. Be2 Qa5+ 11. Qd2 Qxd2+ 12. Kxd2 Nd7 13. Rhc1 Nf6 14. h3 Bd7 15. Bd3 h6 16. Nh4 g6 17. g4 Rac8 18. f3 Rxc1 19. Rxc1 Rc8 20. Rxc8+ Bxc8 21. Ng2 Bd7 22. Kc3 a5 23. b4 axb4+ 24. Kxb4 b6 25. Bb5 Kf8 26. Bxd7 Nxd7 27. Kb5 Ke7 28. Nf4 h5 29. Nxd5+ Ke6 30. Nxb6 Nxb6 31. Kxb6 1-0

[Event "Hannover Region-ch"]
[Site "Hannover"]
[Date "2016.04.23"]
[Round "7"]
[White "Zweigait, Bjoern"]
[Black "Brockmann, Marc"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "1686"]
[BlackElo "1467"]
[PlyCount "66"]
[EventDate "2016.01.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 dxc4 5. e3 Bf5 6. Bxc4 e6 7. Nf3 Bd6 8. Ne5 Qc7 9. g4 Bg6 10. Rc1 Nbd7 11. Nxd7 Qxd7 12. Qf3 Nd5 13. 0-0 Nxf4 14. exf4 0-0 15. h4 h6 16. h5 Bh7 17. Rce1 Qd8 18. Ne4 Qc7 19. f5 Kh8 20. f6 g6 21. Kh1 g5 22. Qc3 Rae8 23. f3 a5 24. Re2 Bb4 25. Qb3 b5 26. Bd3 Qf4 27. a3 Bd6 28. Nxd6 Qxd6 29. Bxh7 Kxh7 30. Qd3+ Kh8 31. Re4 Qg3 32. Qc3 Qh3+ 33. Kg1 Qg3+ 1/2-1/2

[Event "Daehne Cup Region 15/16 V"]
[Site "Bissendorf"]
[Date "2016.04.15"]
[Round "3"]
[White "Obert, Guenter Fritz"]
[Black "Zweigait, Bjoern"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2002"]
[BlackElo "1730"]
[PlyCount "83"]
[EventDate "2016.03.18"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 b5 2. cxb5 e5 3. e4 Bb7 4. Nc3 Bb4 5. d3 d5 6. Qa4 Bxc3+ 7. bxc3 dxe4 8. dxe4 Nd7 9. Be3 Ngf6 10. f3 0-0 11. Rd1 Qe7 12. Ne2 Rfd8 13. Ng3 Nb6 14. Rxd8+ Qxd8 15. Qb3 a6 16. bxa6 Bxa6 17. Bxa6 Rxa6 18. 0-0 Qa8 19. Rd1 h5 20. Rd2 g6 21. Bg5 Nfd7 22. Be7 Qc6 23. Nf1 Ra8 24. Ne3 Rb8 25. Bb4 Nc5 26. Qd1 Ne6 27. Nd5 Kg7 28. Ne3 Qb5 29. Qf1 Qc6 30. Qf2 Nf4 31. Qf1 Qf6 32. g3 Qg5 33. Qe1 h4 34. Kh1 Nh5 35. gxh4 Qf6 36. Qf2 Rh8 37. Ng4 Qf4 38. Qe3 Nc4 39. Qxf4 Nxf4 40. Rd7 Rxh4 41. Rxc7 Nd2 42. Nxe5 1-0

