[Event "GER-chT North U14"]
[Site "Magdeburg"]
[Date "2012.09.09"]
[Round "7.2"]
[White "Cegielka, Michael"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1469"]
[BlackElo "1324"]
[PlyCount "119"]
[EventDate "2012.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Bremen Ost"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Bd7 6. Be3 Qb6 7. b3 cxd4 8. Bxd4 Nxd4 9. cxd4 Rc8 10. Be2 Bb5 11. 0-0 Bxe2 12. Qxe2 Ne7 13. Nbd2 Nf5 14. Qd3 Be7 15. Rac1 0-0 16. Nb1 Rc6 17. Nc3 Rfc8 18. Ne2 Qc7 19. Rxc6 Qxc6 20. Ra1 Bd8 21. g3 Bb6 22. Kf1 Ne7 23. Ng5 Qc2 24. Qxc2 Rxc2 25. Nf3 h6 26. Ke1 Kf8 27. Kd1 Rc6 28. Rc1 Ke8 29. Rxc6 bxc6 30. b4 a5 31. a3 axb4 32. axb4 Kd7 33. Kc2 Kc7 34. Nc3 Nf5 35. Kd3 Kb7 36. Na4 Bd8 37. h4 Be7 38. Nc5+ Bxc5 39. bxc5 Ka6 40. g4 Ne7 41. Kc3 Ng6 42. h5 Nf4 43. Kd2 Nh3 44. Ke3 Kb5 45. Nd2 Kb4 46. f4 Kc3 47. Nf3 Kc4 48. Nd2+ Kc3 49. Nf3 Kc4 50. Nd2+ Kb4 51. Kf3 Ng1+ 52. Kf2 Nh3+ 53. Ke3 Kb5 54. Kf3 Kb4 55. Ke3 Ka3 56. Nb1+ Kb2 57. Nd2 Kc3 58. Nf3 Kb2 59. Ne1 Kc3 60. Nf3 1/2-1/2

[Event "GER-chT North U14"]
[Site "Magdeburg"]
[Date "2012.09.08"]
[Round "5.2"]
[White "Heise, Tobias"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1557"]
[BlackElo "1324"]
[PlyCount "83"]
[EventDate "2012.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Lehrte"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. Bg5 0-0 6. e3 Nbd7 7. Be2 c6 8. 0-0 Qc7 9. Qc2 e5 10. Ne4 Nxe4 11. Qxe4 f5 12. Qc2 e4 13. Nd2 Nf6 14. Bf4 Qe7 15. Qb3 Kh8 16. Qa3 Rd8 17. Nb3 h6 18. Rac1 Ne8 19. Rfe1 g5 20. Bg3 Bf8 21. Nd2 Qf7 22. Qb3 Qg6 23. Qd1 Ng7 24. h4 gxh4 25. Bxh4 Rd7 26. Bg3 Ne6 27. Bh5 Qg5 28. d5 cxd5 29. cxd5 Nc5 30. Be2 Rg7 31. b4 Nd3 32. Bxd3 exd3 33. Nf3 Qg6 34. Qxd3 Be7 35. Qd4 Bf6 36. Qf4 Be7 37. Rc2 Kh7 38. Rec1 Rg8 39. Rc7 Qf6 40. Bh4 Rg5 41. Bxg5 hxg5 42. Qxg5 1-0

[Event "GER-chT North U14"]
[Site "Magdeburg"]
[Date "2012.09.08"]
[Round "6.2"]
[White "Niedwetzki, Jan Daniel"]
[Black "Rost, Henning"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1324"]
[BlackElo "1388"]
[PlyCount "89"]
[EventDate "2012.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Bad Schwartau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 b6 2. d4 Bb7 3. Nc3 d6 4. Be3 Nd7 5. Nf3 g6 6. Be2 Bg7 7. d5 Ngf6 8. Qd2 0-0 9. 0-0 c5 10. h3 a6 11. a4 Re8 12. Nh2 h5 13. f4 Nh7 14. f5 Ne5 15. fxg6 fxg6 16. Bh6 Qc7 17. Bxg7 Kxg7 18. Nf3 Nxf3+ 19. Bxf3 Rf8 20. Rf2 Rf6 21. Raf1 Raf8 22. Qe3 b5 23. axb5 axb5 24. Nxb5 Qb6 25. c4 Ba6 26. Be2 Bxb5 27. cxb5 Rxf2 28. Rxf2 Ra8 29. b4 Nf6 30. bxc5 Qxc5 31. Qxc5 dxc5 32. Bf3 Ra4 33. Rb2 Rb4 34. Rxb4 cxb4 35. e5 Nd7 36. d6 b3 37. Be4 exd6 38. exd6 g5 39. Kf2 Kf6 40. Ke3 Ke5 41. Bd3 Kxd6 42. Kd2 Nc5 43. Bc4 Kc7 44. Kc3 Kb6 45. Bxb3 1/2-1/2

[Event "GER-chT North U14"]
[Site "Magdeburg"]
[Date "2012.09.07"]
[Round "4.2"]
[White "Niedwetzki, Jan Daniel"]
[Black "Hoppe, Michael"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1324"]
[BlackElo "1640"]
[PlyCount "63"]
[EventDate "2012.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hagen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nc6 2. Nc3 Nf6 3. d4 d5 4. e5 Ne4 5. Nxe4 dxe4 6. c3 f5 7. Bc4 e6 8. Nh3 Qd7 9. Nf4 Qf7 10. a3 Ne7 11. Qb3 c6 12. Nxe6 Nd5 13. Nf4 Be6 14. Nxe6 Qxe6 15. Qxb7 Qc8 16. Ba6 Ne7 17. Qxc8+ Nxc8 18. Bb7 Rb8 19. Bxc6+ Ke7 20. Bd5 h6 21. b4 Nb6 22. Bb3 g5 23. h4 g4 24. Bf4 Rc8 25. Rc1 Bg7 26. Ke2 Rhd8 27. Rhd1 Nc4 28. Bxc4 Rxc4 29. f3 gxf3+ 30. gxf3 exf3+ 31. Kxf3 Ke6 32. Rg1 1-0

[Event "GER-chT North U14"]
[Site "Magdeburg"]
[Date "2012.09.07"]
[Round "3.2"]
[White "Niedwetzki, Jan Daniel"]
[Black "Kretzschmar, Arnd"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "1324"]
[BlackElo "1660"]
[PlyCount "47"]
[EventDate "2012.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Halle USV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nxc6 bxc6 11. exd5 Nxd5 12. Bd4 Be6 13. Bxg7 Kxg7 14. h4 Qb6 15. h5 Qe3 16. Ne4 Qxd2+ 17. Rxd2 Ne3 18. Bd3 Nc4 19. Bxc4 Bxc4 20. hxg6 hxg6 21. Rd7 Rh8 22. Rdd1 Bd5 23. Nc3 Be6 24. Ne4 1/2-1/2

[Event "GER-chT North U14"]
[Site "Magdeburg"]
[Date "2012.09.06"]
[Round "1.2"]
[White "Kitze, Lukas"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "1517"]
[BlackElo "1324"]
[PlyCount "98"]
[EventDate "2012.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Granschuetz Gruen Weiss"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Nbc6 8. Be2 Qa5 9. Bd2 cxd4 10. cxd4 Qa4 11. c3 Qxd1+ 12. Rxd1 0-0 13. 0-0 Bd7 14. Rb1 b6 15. c4 Rac8 16. Rfc1 dxc4 17. Bxc4 Rfd8 18. Be3 Be8 19. Ba2 Nf5 20. Rd1 Rc7 21. g4 Nfe7 22. Rbc1 Rcd7 23. Rc2 Rc8 24. Ng5 h6 25. Nxe6 Nxe5 26. Rxc8 Nxc8 27. Rc1 Nf3+ 28. Kg2 Nd6 29. Kxf3 Re7 30. Rc7 Rxc7 31. Nxc7 Bc6+ 32. d5 Bd7 33. Bf4 Nc8 34. d6 Bc6+ 35. Bd5 Bd7 36. Bb7 Kf8 37. Bxc8 Bxc8 38. Ke3 Bxg4 39. Kd4 f6 40. Kc4 Bd7 41. Na6 g5 42. Be3 Ke8 43. Kd5 Kd8 44. Nb8 Bc8 45. d7 Bxd7 46. Nxd7 Kxd7 47. Bd4 f5 48. Bg7 h5 49. Bh6 g4 1-0

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.17"]
[Round "9"]
[White "Buecker, Simone"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1658"]
[BlackElo "1257"]
[PlyCount "45"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. c3 e6 5. h3 c6 6. Nbd2 Qb6 7. Qb3 Qxb3 8. Nxb3 Nbd7 9. e3 c5 10. Bb5 c4 11. Nbd2 a6 12. Bxd7+ Nxd7 13. a4 Be7 14. b3 cxb3 15. Nxb3 Rc8 16. Kd2 0-0 17. Rhc1 b5 18. axb5 axb5 19. Ra7 e5 20. Nxe5 Nxe5 21. Bxe5 Rfe8 22. Rb7 Bd7 23. Rxd7 1-0

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.15"]
[Round "8"]
[White "Niedwetzki, Jan Daniel"]
[Black "Werwitzke, Jasper"]
[Result "1/2-1/2"]
[ECO "C19"]
[WhiteElo "1257"]
[BlackElo "1460"]
[PlyCount "51"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Nf3 Nge7 8. Bd3 Qa5 9. Bd2 c4 10. Be2 0-0 11. 0-0 f6 12. Re1 fxe5 13. Nxe5 Nxe5 14. dxe5 Nc6 15. Bf1 Rf5 16. f4 Bd7 17. g3 Raf8 18. Bh3 R5f7 19. Qe2 Ne7 20. Rab1 b6 21. Rf1 Nf5 22. g4 Ne7 23. f5 Nc6 24. fxe6 Bxe6 25. Rxf7 Rxf7 26. Qe3 1/2-1/2

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.14"]
[Round "7"]
[White "Neander, Cesar"]
[Black "Niedwetzki, Jan Daniel"]
[Result "0-1"]
[ECO "B80"]
[BlackElo "1257"]
[PlyCount "72"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 b5 8. Qd2 Bb7 9. g4 h6 10. 0-0-0 Nbd7 11. h4 Ne5 12. g5 hxg5 13. Bxg5 Qc7 14. Kb1 Be7 15. Bg2 Nc4 16. Qf2 Rc8 17. Rd3 d5 18. Rhd1 dxe4 19. fxe4 b4 20. e5 Nxe5 21. Re3 Neg4 22. Qd2 Nxe3 23. Bxe3 bxc3 24. bxc3 Rxh4 25. Ne2 Bxg2 26. Bg5 Rh1 27. Rxh1 Bxh1 28. Bf4 Qb7+ 29. Kc1 Ba3+ 30. Kd1 Qb1+ 31. Nc1 Bf3+ 32. Ke1 Bxc1 33. Qxc1 Qxc1+ 34. Bxc1 Rxc3 35. Bd2 Rxc2 36. Bg5 Rxa2 0-1

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.13"]
[Round "6"]
[White "Niedwetzki, Jan Daniel"]
[Black "Giede, Anna Blume"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1257"]
[BlackElo "1037"]
[PlyCount "90"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd3 e5 7. Nf3 Qc7 8. Bd2 d6 9. 0-0 Bxc3 10. Bxc3 0-0 11. h3 Nc6 12. Re1 Qe7 13. Qd2 h6 14. Rad1 Nh5 15. Bb5 Rd8 16. Bb4 Nxb4 17. Qxb4 f6 18. Bc4+ Kh7 19. Rd2 a5 20. Qa3 Be6 21. Bxe6 Qxe6 22. Red1 Ra6 23. Rd5 a4 24. Ra1 Nf4 25. Rd2 Kh8 26. Qe3 Rc8 27. Nh4 Rac6 28. c3 a3 29. Qa7 axb2 30. Rxb2 Rxc3 31. Rxb7 Qg8 32. Nf5 Ne2+ 33. Kh2 Ra8 34. Qb6 Qf8 35. Qxd6 Qxd6 36. Nxd6 Rc6 37. Nf5 Rg8 38. Ne7 Rc4 39. Nxg8 Kxg8 40. f3 Rc2 41. Kh1 Ng3+ 42. Kg1 Ne2+ 43. Kh1 Ng3+ 44. Kg1 Ne2+ 45. Kh1 Ng3+ 1/2-1/2

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.12"]
[Round "5"]
[White "Bauer, Matthias"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1621"]
[BlackElo "1257"]
[PlyCount "137"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. b3 d6 2. Bb2 e5 3. c4 Nc6 4. Nc3 Nf6 5. g3 Bf5 6. a3 Nd4 7. Rc1 c6 8. Bg2 Qb6 9. b4 a5 10. Qa4 Be7 11. b5 c5 12. e3 Ne6 13. Nge2 0-0 14. 0-0 Bg6 15. Nd5 Nxd5 16. Bxd5 Nc7 17. Nc3 Nxd5 18. Nxd5 Qd8 19. f4 f6 20. f5 Bf7 21. e4 Bxd5 22. cxd5 b6 23. Qc4 Kh8 24. a4 Rg8 25. Qe2 Qe8 26. Kh1 g6 27. g4 g5 28. Rf3 Kg7 29. Rh3 Rh8 30. Rh5 h6 31. Kg2 Qg8 32. Kf3 Kf7 33. d3 Ke8 34. Bc3 Kd7 35. Be1 Qg7 36. Bf2 Rac8 37. Rh1 Kc7 38. Ke3 Kb8 39. Kd2 Ka8 40. Kc3 Kb7 41. Kc4 Qf8 42. Be3 Qg7 43. h3 Bf8 44. Qh2 Qe7 45. h4 Bg7 46. Qg3 Kb8 47. Rh3 Rce8 48. Qh2 Qd8 49. Bd2 Ka8 50. hxg5 hxg5 51. Rxh8 Rxh8 52. Rxh8 Qxh8 53. Qxh8+ Bxh8 54. Bxa5 bxa5 55. b6 Kb7 56. Kb5 Bg7 57. Kxa5 Bf8 58. Kb5 Be7 59. a5 Bd8 60. a6+ Ka8 61. Kc6 c4 62. dxc4 Kb8 63. Kxd6 Bxb6 64. c5 Bc7+ 65. Ke6 Bd8 66. Kd7 Ba5 67. c6 Bb6 68. d6 Ka8 69. c7 1-0

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.11"]
[Round "3"]
[White "Lange, Anika"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1627"]
[BlackElo "1257"]
[PlyCount "105"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. b4 0-0 5. c4 a5 6. b5 c5 7. Bb2 cxd4 8. exd4 d6 9. Be2 Bg4 10. 0-0 Qd7 11. a4 Rc8 12. Nbd2 Kh8 13. Rc1 Qe8 14. h3 Bxf3 15. Bxf3 Rc7 16. Re1 h5 17. Nb3 Qc8 18. Qd3 e6 19. Ba3 d5 20. Bd6 Rd7 21. cxd5 Qd8 22. Be5 Nxd5 23. Bxg7+ Kxg7 24. Bxd5 Rxd5 25. Qc3 b6 26. Qc7 Rd6 27. Qxd8 Rxd8 28. Rc7 Rd7 29. Rec1 Ra7 30. Rc8 Rdb7 31. d5 exd5 32. Nd4 Kf6 33. f4 Ke7 34. Rxb8 Rxb8 35. Nc6+ Kd7 36. Nxb8+ Ke6 37. Kf2 Rb7 38. Nc6 Kf5 39. Ke3 Kf6 40. Rd1 Rd7 41. g4 hxg4 42. hxg4 g5 43. Rf1 gxf4+ 44. Rxf4+ Kg5 45. Rf5+ Kh6 46. Kd4 Rd6 47. Rxf7 Kg5 48. Rf5+ Kxg4 49. Rxd5 Rf6 50. Ke5 Rf5+ 51. Kd6 Rf6+ 52. Kc7 Rf4 53. Rd4 1-0

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.11"]
[Round "4"]
[White "Niedwetzki, Jan Daniel"]
[Black "Noakes, Guenther"]
[Result "1/2-1/2"]
[ECO "B54"]
[WhiteElo "1257"]
[BlackElo "961"]
[PlyCount "105"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. N5c3 Nf6 7. Bg5 Be7 8. Bxf6 Bxf6 9. Nd5 0-0 10. Nbc3 b5 11. Nxf6+ Qxf6 12. Nd5 Qd8 13. Qd2 Bb7 14. Be2 Bxd5 15. Qxd5 Ra7 16. Rd1 Rd7 17. Bg4 Qa5+ 18. c3 Rdd8 19. 0-0 Qc7 20. Rd3 Qc6 21. Qxc6 Nxc6 22. Rfd1 g6 23. Rxd6 Rxd6 24. Rxd6 Nb8 25. g3 h5 26. Be2 Rc8 27. b3 Kg7 28. c4 b4 29. Rb6 a5 30. Rb5 Nc6 31. Rc5 Kf6 32. Kf1 Ke6 33. g4 h4 34. g5 Kd6 35. Rd5+ Kc7 36. Bg4 Rd8 37. Rxd8 Nxd8 38. Kg2 Nc6 39. Kh3 Nd4 40. Bd1 Ne6 41. Kxh4 Nc5 42. Bc2 Ne6 43. Kg4 Nd4 44. Bd1 Ne6 45. h4 Ng7 46. f4 exf4 47. Kxf4 Kd6 48. Bg4 Kc5 49. Ke5 Ne8 50. h5 gxh5 51. Bxh5 Nd6 52. g6 fxg6 53. Bxg6 1/2-1/2

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.10"]
[Round "2"]
[White "Niedwetzki, Jan Daniel"]
[Black "Janke, Hendrik"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "1257"]
[BlackElo "1767"]
[PlyCount "67"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nf3 g6 7. Be2 Bg7 8. 0-0 0-0 9. Nc3 Nc6 10. Be3 Bg4 11. b3 e5 12. dxe5 dxe5 13. Rc1 f5 14. h3 Bxf3 15. Bxf3 e4 16. Be2 Bxc3 17. Rxc3 Qf6 18. Rc1 Rfd8 19. Qc2 Nb4 20. Qb1 Nd3 21. Bxd3 Rxd3 22. Rfd1 Rxd1+ 23. Rxd1 f4 24. Bxb6 axb6 25. Qxe4 Rxa2 26. Qxb7 Ra1 27. Rxa1 Qxa1+ 28. Kh2 Qd4 29. Qd5+ Qxd5 30. cxd5 Kf7 31. g3 Ke7 32. Kg2 Kd6 33. Kf3 fxg3 34. fxg3 1/2-1/2

[Event "Hamburg St Pauli op-B"]
[Site "Hamburg"]
[Date "2011.07.09"]
[Round "1"]
[White "Poghosyan, Tigran"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "1728"]
[BlackElo "1257"]
[PlyCount "71"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 cxd4 8. cxd4 Qb6 9. g3 Bb4+ 10. Kf2 a6 11. Kg2 h5 12. h4 Qa7 13. Bd2 Be7 14. Bc3 b5 15. a3 Bb7 16. Bd3 Nb6 17. b3 0-0-0 18. Ne2 Kb8 19. Qd2 f6 20. Rhc1 Rdf8 21. Bb4 Nxb4 22. axb4 Rc8 23. Rxc8+ Rxc8 24. Bxb5 Na8 25. Bd7 Rc7 26. Bxe6 Qb6 27. Bf5 Bxb4 28. Qe3 Rc6 29. Bd7 Rc7 30. e6 Be7 31. f5 Bc6 32. Bxc6 Rxc6 33. Nf4 Rc2+ 34. Kh3 Qc6 35. Nxh5 Bf8 36. e7 1-0

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.18"]
[Round "11"]
[White "Niedwetzki, Jan Daniel"]
[Black "Klodt, Daniel"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "1120"]
[BlackElo "1390"]
[PlyCount "43"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Nf3 Qa5 8. Bd2 c4 9. g3 Nge7 10. Bh3 Bd7 11. 0-0 f6 12. Qe2 0-0-0 13. exf6 gxf6 14. Bxe6 f5 15. Bxd7+ Rxd7 16. Ne5 Nxe5 17. Qxe5 Rg8 18. Rfb1 h5 19. Qe6 h4 20. Rxb7 Kxb7 21. Qxd7+ Qc7 22. Rb1+ 1-0

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.17"]
[Round "10"]
[White "Kuehn, Kolja"]
[Black "Niedwetzki, Jan Daniel"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1273"]
[BlackElo "1120"]
[PlyCount "126"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. c4 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be2 dxc4 8. Ne5 Bxe2 9. Qxe2 Nxd4 10. Nc6+ Nxe2 11. Nxd8 Nxc3 12. Nxb7 Nb5 13. Bd2 Be7 14. 0-0-0 0-0 15. Rhe1 Rfe8 16. a4 Nd6 17. Bb4 Bf8 18. Na5 Rxe1 19. Bxe1 h6 20. Bc3 Nde4 21. Bd4 Bc5 22. f3 Bxd4 23. Nxc4 Bb6 24. fxe4 Nxe4 25. a5 Bc5 26. Re1 Nd6 27. Ne5 Re8 28. Nd3 Rxe1+ 29. Nxe1 Bb4 30. Nc2 Bxa5 31. Nd4 Bb6 32. Nc6 Kh7 33. Kc2 Kg6 34. Kd3 Kf5 35. Ke2 Nc4 36. b4 Ne5 37. Ne7+ Ke6 38. Nc8 Kd7 39. Nxb6+ cxb6 40. Ke3 Ng4+ 41. Kf4 Nxh2 42. Kg3 Kc6 43. Kxh2 Kb5 44. Kg1 Kxb4 45. Kf2 a5 46. Ke1 Kc3 47. Kd1 Kb2 48. Kd2 a4 49. Kd3 a3 50. Kd4 a2 51. Kd3 a1Q 52. Kc4 Qd1 53. Kb5 Qc2 54. Ka6 Qb3 55. g4 Kc3 56. g5 h5 57. Kb7 b5 58. g6 f6 59. Kc6 Qe6+ 60. Kc5 h4 61. Kxb5 Qc8 62. Ka5 Qb7 63. Ka4 Qb4# 0-1

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.17"]
[Round "9"]
[White "Niedwetzki, Jan Daniel"]
[Black "Trotzke, Johannes"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1120"]
[BlackElo "1491"]
[PlyCount "62"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 c6 6. Ne5 Nbd7 7. Nc4 Qc7 8. Qf3 Nb6 9. Qf4 Qd8 10. Bd3 Be6 11. Nxb6 Qxb6 12. Ne2 g6 13. b3 Bg7 14. c3 0-0 15. 0-0 Nd5 16. Qd2 Rad8 17. Bb2 Rd7 18. Rfe1 Rfd8 19. h3 Nf6 20. Nf4 Bh6 21. Nd5 Bxd2 22. Nxb6 axb6 23. Re2 Bh6 24. g4 Bg7 25. f4 Rc7 26. Bc1 c5 27. Be3 Nd5 28. dxc5 Nxe3 29. Rxe3 Bxc3 30. cxb6 Rcc8 31. Rc1 Bd4 0-1

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.16"]
[Round "8"]
[White "Boussonville, Anna"]
[Black "Niedwetzki, Jan Daniel"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "996"]
[BlackElo "1120"]
[PlyCount "96"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 b6 5. Bg2 Bb7 6. Ne2 Bc5 7. h3 c6 8. 0-0 Qc7 9. Kh1 b5 10. b3 Qb6 11. Qe1 Na6 12. a3 b4 13. a4 d4 14. Nc4 Qc7 15. Bf4 Qd7 16. Kh2 h6 17. Bf3 g5 18. Be5 Ke7 19. Bxf6+ Kxf6 20. Rg1 h5 21. g4 h4 22. Rb1 Kg7 23. Ra1 Rhf8 24. Qd2 Kh6 25. Rae1 Qc7+ 26. Kg2 f6 27. Rd1 Kg7 28. Rde1 Kf7 29. Rd1 Rg8 30. Rde1 Raf8 31. Rh1 Ke8 32. Kg1 Kd8 33. Kf1 Kc8 34. Rb1 Kb8 35. Ke1 f5 36. gxf5 exf5 37. e5 Ka8 38. Kd1 Nb8 39. Kc1 Nd7 40. Rg1 Be7 41. Re1 g4 42. Bg2 Bg5 43. f4 gxf3 44. Nf4 fxg2 45. Rg1 Nxe5 46. Nxe5 Qxe5 47. Kb2 Qxf4 48. Qxf4 Bxf4 0-1

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.15"]
[Round "7"]
[White "Niedwetzki, Jan Daniel"]
[Black "Hoffmann, Christoph"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "1120"]
[BlackElo "1360"]
[PlyCount "68"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Nf3 Nge7 8. Bd3 0-0 9. Be3 c4 10. Be2 Nf5 11. Bf4 Qa5 12. Qd2 f6 13. exf6 Rxf6 14. Bg5 Rf7 15. Nh4 Nd6 16. 0-0 Ne4 17. Qe3 Qxc3 18. Qxc3 Nxc3 19. Bg4 Nxd4 20. Rfe1 Nxc2 21. Rac1 Nxe1 22. Rxe1 Ne4 23. Be3 Bd7 24. Nf3 Nf6 25. Ne5 Nxg4 26. Nxg4 Rf5 27. h3 e5 28. Bc1 Re8 29. Bb2 d4 30. g3 c3 31. Bc1 d3 32. Rd1 e4 33. Ne3 Ba4 34. Rf1 Rc5 0-1

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.14"]
[Round "5"]
[White "Bergauz, Noam"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1591"]
[BlackElo "1120"]
[PlyCount "47"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. Bg5 Be7 9. 0-0 h6 10. Bxf6 Bxf6 11. Nd2 0-0 12. Nc4 Be7 13. Nd5 Bxd5 14. Qxd5 Qc7 15. Rad1 Rd8 16. Bh5 Bf8 17. f4 exf4 18. Rxf4 Rd7 19. Rdf1 Qc5+ 20. Qxc5 dxc5 21. Nb6 Ra7 22. Nxd7 Nxd7 23. Bxf7+ Kh7 24. Be6 1-0

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.14"]
[Round "6"]
[White "Niedwetzki, Jan Daniel"]
[Black "Peter, Anton"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1120"]
[BlackElo "1757"]
[PlyCount "94"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bd3 c6 7. 0-0 b5 8. a3 a6 9. Re1 c5 10. Nf3 c4 11. Bf1 Nbd7 12. e5 dxe5 13. Nxe5 Bb7 14. Nxd7 Qxd7 15. Qxd7+ Kxd7 16. g3 Bc5 17. Be3 Bxe3 18. Rxe3 Ng4 19. Bh3 f5 20. Rd1+ Kc8 21. Re7 g6 22. Rdd7 Bf3 23. Rxh7 Re8 24. Rhe7 Rxe7 25. Rxe7 Rb8 26. Bg2 Bxg2 27. Kxg2 Rb6 28. h3 Nf6 29. Rf7 Ne4 30. Nxe4 fxe4 31. Re7 Rd6 32. c3 Rd2 33. Rxe4 Rxb2 34. Kf3 Rb3 35. Re3 Rxa3 36. Kg4 a5 37. Kg5 b4 38. Re4 Rxc3 39. Kxg6 b3 40. Re1 b2 41. Rb1 Rb3 42. g4 c3 43. g5 c2 44. Rxb2 Rxb2 45. Kg7 Rb7+ 46. Kf6 c1Q 47. g6 Qc3+ 0-1

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.13"]
[Round "3"]
[White "Allin, Katharina"]
[Black "Niedwetzki, Jan Daniel"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1256"]
[BlackElo "1120"]
[PlyCount "124"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e6 7. Be3 b5 8. a3 Bb7 9. f3 Qc7 10. Qd2 Nbd7 11. Rf1 Ne5 12. Rc1 Rc8 13. Qe2 Be7 14. h3 Nh5 15. Qd2 Nc4 16. Bxc4 Qxc4 17. g4 Nf6 18. Bf4 e5 19. Nf5 exf4 20. Nxg7+ Kf8 21. Nf5 Qc7 22. Qxf4 d5 23. Qh6+ Ke8 24. Ng7+ Kd8 25. Rd1 Qc5 26. Rf2 Kc7 27. Qf4+ Kb6 28. Qe5 dxe4 29. f4 Qxe5 30. fxe5 Ne8 31. Rxf7 Bh4+ 32. Ke2 Nxg7 33. Rxg7 Rce8 34. Nd5+ Bxd5 35. Rxd5 Rc8 36. Rd6+ Rc6 37. Ke3 Rxd6 38. exd6 Kc6 39. d7 Bf6 40. Rf7 Bxb2 41. Re7 Rd8 42. Rxh7 Rxd7 43. Rxd7 Kxd7 44. Kxe4 Bxa3 45. Kf5 Be7 46. g5 Bxg5 47. Kxg5 a5 48. h4 a4 49. h5 a3 50. h6 a2 51. h7 a1Q 52. Kg6 Qh8 53. c3 Ke6 54. c4 bxc4 55. Kh6 Kf6 56. Kh5 Qxh7+ 57. Kg4 Ke5 58. Kg3 Qf5 59. Kg2 Ke4 60. Kh2 Qg5 61. Kh1 Kf3 62. Kh2 Qg2# 0-1

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.13"]
[Round "4"]
[White "Niedwetzki, Jan Daniel"]
[Black "Mueller, Sophie Elisabeth"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1120"]
[BlackElo "1386"]
[PlyCount "37"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Ne5 Bh7 8. Qh5 g6 9. Bc4 e6 10. Qe2 Nf6 11. Nxf7 Qe7 12. Nxh8 Bg7 13. Qxe6 Qxe6+ 14. Bxe6 Bxh8 15. Bc8 Nbd7 16. Bxb7 Rb8 17. Bxc6 Rc8 18. Bxd7+ Nxd7 19. c3 1-0

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.12"]
[Round "2"]
[White "Niedwetzki, Jan Daniel"]
[Black "Spitzl, Vinzent"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1120"]
[BlackElo "1701"]
[PlyCount "112"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Ne4 7. Qe2 Nc5 8. Nc3 Ba6 9. Qe3 Bxf1 10. Rxf1 Be7 11. Bd2 0-0 12. 0-0-0 d6 13. exd6 cxd6 14. f4 Rb8 15. g4 Qb6 16. b3 Rfe8 17. Qg3 a5 18. Be3 Bf6 19. Na4 Qb4 20. Qg2 Rxe3 21. Qxc6 Nxa4 22. Qxa4 Bb2+ 23. Kb1 Qxa4 24. bxa4 Ba3+ 25. Ka1 Re4 26. Rb1 Reb4 27. Rxb4 Bxb4 28. Kb1 Kf8 29. Kc1 Bc3 30. Kd1 Rb1+ 31. Ke2 Rxf1 32. Kxf1 Ke7 33. Ke2 d5 34. Kd3 d4 35. Ke4 Ke6 36. h4 g6 37. f5+ gxf5+ 38. gxf5+ Kf6 39. Kf4 h6 40. h5 Bd2+ 41. Ke4 Be3 42. c3 dxc3 43. Kxe3 Kxf5 44. Kd3 Kg5 45. Kxc3 f5 46. Kc4 f4 47. Kb5 f3 48. Kxa5 f2 49. Kb6 f1Q 50. a5 Qf2+ 51. Kb5 Qa7 52. a4 Kxh5 53. Kb4 Qa6 54. Kb3 Qxa5 55. Ka3 Qc3+ 56. Ka2 Qb4 0-1

[Event "GER-ch U12"]
[Site "Oberhof"]
[Date "2011.06.12"]
[Round "1"]
[White "Schmidt, Tobias"]
[Black "Niedwetzki, Jan Daniel"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1580"]
[BlackElo "1120"]
[PlyCount "81"]
[EventDate "2011.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 a6 10. 0-0 h6 11. b3 g5 12. Bb2 Be7 13. Ne1 g4 14. Kh1 h5 15. f4 Nf8 16. Nc2 Bd7 17. Ne3 Rg8 18. Rc1 Rc8 19. Bb1 Rg7 20. Ng3 h4 21. Ne2 Rg8 22. Ng1 g3 23. h3 Qa7 24. Ne2 Qb8 25. f5 Qa7 26. fxe6 Bxe6 27. Nf5 Ra8 28. Nf4 Qb8 29. Qh5 Rg5 30. Ng7+ Rxg7 31. Nxe6 Nxe6 32. Rxf7 Rxf7 33. Rf1 Ned8 34. Bg6 Bf6 35. Rxf6 Qc7 36. e6 Qe7 37. exf7+ Kd7 38. f8Q Qe1+ 39. Rf1 Qe6 40. Bf5 Qxf5 41. Qhxf5+ 1-0

