[Event "GER-chT North U12"]
[Site "Magdeburg"]
[Date "2014.09.14"]
[Round "7.4"]
[White "Breitzmann, Thorge"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1096"]
[BlackElo "1076"]
[PlyCount "129"]
[EventDate "2014.09.11"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Berlin Empor"]
[BlackTeam "Gottingen Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. b3 b6 5. c4 Bb7 6. Be2 Be7 7. Nc3 0-0 8. 0-0 Qc7 9. Ba3 d6 10. Nd2 Qc6 11. Bf3 d5 12. Re1 Re8 13. e4 Qd7 14. e5 Ne4 15. Ndxe4 dxe4 16. Bxe4 Bxe4 17. Nxe4 cxd4 18. Bxe7 Rxe7 19. Qg4 f5 20. Nf6+ Kh8 21. Nxd7 fxg4 22. Nxb8 Rxb8 23. Re4 Rd8 24. Rxg4 d3 25. Kf1 Rf7 26. f3 Rf5 27. Re4 Rh5 28. h3 g5 29. Ke1 Rh6 30. Rd1 Rg6 31. Re3 Rdg8 32. Rdxd3 h5 33. g4 hxg4 34. fxg4 R6g7 35. Rf3 Rc7 36. Rf6 Re8 37. Rg6 Rg7 38. Rxg7 Kxg7 39. Rd7+ Kg6 40. Rxa7 Rf8 41. Re7 Rf3 42. Rxe6+ Kf7 43. Rxb6 Rxh3 44. e6+ Ke7 45. c5 Rh1+ 46. Kf2 Rh2+ 47. Kg3 Rxa2 48. c6 Rc2 49. b4 Rc3+ 50. Kf2 Kxe6 51. b5 Kd6 52. Rb7 Rc4 53. Rd7+ Kc5 54. Rb7 Rxg4 55. c7 Rf4+ 56. Ke3 Rf8 57. Rb8 Rxb8 58. cxb8Q g4 59. Kd3 g3 60. Qxg3 Kb4 61. Qd6+ Kxb5 62. Qc7 Ka4 63. Qb6 Ka3 64. Kc3 Ka2 65. Qb2# 1-0

[Event "GER-chT North U12"]
[Site "Magdeburg"]
[Date "2014.09.13"]
[Round "6.4"]
[White "Diederichsen, Mathis"]
[Black "Bahde, Thiemo"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1076"]
[BlackElo "994"]
[PlyCount "61"]
[EventDate "2014.09.11"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Gottingen Rochade"]
[BlackTeam "Harksheide"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d4 exd4 5. 0-0 Bc5 6. Re1 0-0 7. Bg5 d6 8. Bxc6 bxc6 9. Nxd4 Bd7 10. Nc3 Rb8 11. b3 Bb4 12. Qf3 Bxc3 13. Qxc3 Nxe4 14. Rxe4 Qxg5 15. Rae1 Qc5 16. Qd3 Bf5 17. Nxf5 Qxf5 18. Qc3 Qc5 19. Rc4 Qa3 20. Rxc6 Qxa2 21. Ra1 Qxa1+ 22. Qxa1 Rfe8 23. h3 Re7 24. Qxa7 Rbe8 25. Rxc7 Re1+ 26. Kh2 R1e2 27. Rxf7 Rxf2 28. Rxf2 Kh8 29. Qf7 Rg8 30. Qf8 h6 31. Qxd6 1-0

[Event "GER-chT North U12"]
[Site "Magdeburg"]
[Date "2014.09.13"]
[Round "5.4"]
[White "Koeppen, Cedric Louis"]
[Black "Diederichsen, Mathis"]
[Result "0-1"]
[ECO "C26"]
[BlackElo "1076"]
[PlyCount "57"]
[EventDate "2014.09.11"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer"]
[BlackTeam "Gottingen Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 d6 5. Nge2 Be7 6. 0-0 Be6 7. d3 0-0 8. h3 d5 9. d4 exd4 10. Nxd4 Nxd4 11. Qxd4 c5 12. Qd3 d4 13. Ne2 Qd6 14. Kh2 Rad8 15. f4 h5 16. e5 Qd7 17. exf6 Bxf6 18. b3 Rfe8 19. Bd2 Bf5 20. Qf3 d3 21. Nc3 dxc2 22. Be3 Bxc3 23. Rac1 Bd2 24. Bxd2 Qxd2 25. Qxh5 Re2 26. Qf3 Be4 27. Qxe2 Qxe2 28. Rg1 Rd1 29. Rxc2 0-1

[Event "GER-chT North U12"]
[Site "Magdeburg"]
[Date "2014.09.12"]
[Round "4.4"]
[White "Diederichsen, Mathis"]
[Black "Khanbekyan, Areg"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1076"]
[BlackElo "1112"]
[PlyCount "55"]
[EventDate "2014.09.11"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Gottingen Rochade"]
[BlackTeam "Magdeburg USC"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bb5 a6 7. Ba4 Nf6 8. 0-0 g6 9. Be3 Bg7 10. Nd4 Bd7 11. a3 b5 12. Bb3 0-0 13. Qd3 Nxd4 14. Bxd4 Rc8 15. f4 a5 16. Ne2 Rb8 17. Ng3 Re8 18. f5 gxf5 19. Nxf5 Bxf5 20. Rxf5 e6 21. Rf2 e5 22. Be3 Ng4 23. Rxf7 Kh8 24. h3 Nxe3 25. Qxe3 Re7 26. Raf1 Rbb7 27. Qg5 Rxf7 28. Qxd8+ 1-0

[Event "GER-chT North U12"]
[Site "Magdeburg"]
[Date "2014.09.12"]
[Round "3.4"]
[White "Heikamp, Jakob"]
[Black "Diederichsen, Mathis"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1058"]
[BlackElo "1076"]
[PlyCount "132"]
[EventDate "2014.09.11"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Luebeck"]
[BlackTeam "Gottingen Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. Bg5 fxe4 6. dxe4 Be7 7. Nc3 0-0 8. 0-0 a6 9. Bc4+ Kh8 10. Nd2 d6 11. Bxf6 Bxf6 12. Ne2 Bh4 13. g3 Bg5 14. f4 exf4 15. Nxf4 Bxf4 16. Rxf4 Bh3 17. Qh5 Rxf4 18. gxf4 Bd7 19. Nf3 Be8 20. Bf7 g6 21. Qh6 Bxf7 22. Ng5 Bg8 23. f5 Ne5 24. h3 Nf7 25. Nxf7+ Bxf7 26. Kh1 Qe7 27. Qe3 gxf5 28. Qc3+ Kg8 29. Rg1+ Bg6 30. Qd4 fxe4 31. Qd5+ Qf7 32. Qxe4 c6 33. Qe2 Re8 34. Qd3 d5 35. h4 h5 36. Qd1 Kh7 37. Rf1 Qc7 38. Qd4 Qg3 39. Rg1 Be4+ 40. Qxe4+ Rxe4 41. Rxg3 Rxh4+ 42. Kg2 Rg4 43. Rxg4 hxg4 44. Kg3 Kg6 45. Kxg4 Kf6 46. Kf4 Ke6 47. Ke3 Kd6 48. Kd4 c5+ 49. Kd3 Kc6 50. Kc3 Kb5 51. Kb3 a5 52. a4+ Kc6 53. c4 d4 54. Kc2 Kd6 55. Kd2 Ke5 56. Kd3 b6 57. b3 Kf4 58. Kd2 Ke4 59. Ke2 d3+ 60. Kd2 Kd4 61. Kd1 Kc3 62. Kc1 Kxb3 63. Kd2 Kxc4 64. Kd1 Kd4 65. Kc1 Ke3 66. Kd1 d2 0-1

[Event "GER-chT North U12"]
[Site "Magdeburg"]
[Date "2014.09.11"]
[Round "1.4"]
[White "Badzies, Tobias"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1043"]
[BlackElo "1076"]
[PlyCount "45"]
[EventDate "2014.09.11"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Uelzen Post"]
[BlackTeam "Gottingen Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e5 2. c4 exd4 3. Qxd4 Nc6 4. Qe3+ Be7 5. Nc3 Nf6 6. Nd5 Nxd5 7. cxd5 Nb4 8. Qd2 0-0 9. Nf3 Bc5 10. a3 Na6 11. e3 b6 12. Qd3 Bb7 13. Be2 Qf6 14. 0-0 Rad8 15. Bd2 c6 16. b4 Be7 17. b5 Nc7 18. e4 Nxb5 19. Bg5 Qd6 20. e5 Qc5 21. d6 Bxg5 22. Nxg5 Qxe5 23. Qxh7# 1-0

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.18"]
[Round "11"]
[White "Lau, Theodor"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1566"]
[BlackElo "1047"]
[PlyCount "69"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bb4 5. d3 0-0 6. 0-0 d6 7. Bg5 h6 8. Bh4 Be6 9. Nd5 Bxd5 10. Bxd5 Bc5 11. c3 Rb8 12. d4 Bb6 13. Bxc6 bxc6 14. dxe5 dxe5 15. Qxd8 Rfxd8 16. Nxe5 Rd6 17. Bxf6 gxf6 18. Ng4 Kg7 19. e5 fxe5 20. Nxe5 c5 21. Nc4 Re6 22. Rfe1 Rxe1+ 23. Rxe1 Kf6 24. f3 c6 25. Ne5 Rc8 26. Nd7+ Kf5 27. Nxb6 axb6 28. Re7 f6 29. Kf2 Rd8 30. Ke2 Rd5 31. b3 Re5+ 32. Rxe5+ Kxe5 33. Ke3 Kd5 34. Kf4 c4 35. b4 1-0

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.17"]
[Round "10"]
[White "Diederichsen, Mathis"]
[Black "Askerov, Imamali"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1047"]
[BlackElo "1483"]
[PlyCount "92"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 Be7 4. e3 d5 5. Bd3 Nbd7 6. c3 c5 7. 0-0 0-0 8. Nbd2 b6 9. Qe2 Bb7 10. Rad1 Ne4 11. Bxe7 Qxe7 12. Ne5 Nxe5 13. dxe5 Nxd2 14. Rxd2 Rad8 15. f4 Qd7 16. Rfd1 Qe7 17. Rc1 f6 18. exf6 Rxf6 19. b4 c4 20. Bb1 e5 21. Qf2 exf4 22. exf4 Re8 23. Rdd1 Qe3 24. Qxe3 Rxe3 25. Re1 Rxe1+ 26. Rxe1 Kf7 27. g3 h6 28. Kg2 d4+ 29. Be4 Re6 30. Kf3 Bxe4+ 31. Rxe4 Rxe4 32. Kxe4 d3 33. Ke3 Ke6 34. Kd2 Kf5 35. Ke3 Kg4 36. Kf2 Kh3 37. Ke3 Kxh2 38. Kf2 d2 39. Ke2 Kxg3 40. f5 Kf4 41. Kxd2 Kxf5 42. Ke3 Ke5 43. Kf3 h5 44. Kg3 Ke4 45. Kh4 g6 46. Kg5 Kd3 0-1

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.17"]
[Round "9"]
[White "Rizo Wellmann, Darja"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "953"]
[BlackElo "1047"]
[PlyCount "65"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qc5 5. d4 exd4 6. Qxd4 Qc6 7. Bb5 Qd7 8. Bxd7+ Bxd7 9. 0-0 Bd6 10. Bf4 Nf6 11. Bxd6 cxd6 12. Rfe1+ Be6 13. Ng5 0-0 14. Nxe6 fxe6 15. Rxe6 Nh5 16. Qc4 d5 17. Nxd5 Nc6 18. Nc7 Rac8 19. Re8+ Kh8 20. Rxf8+ Rxf8 21. Re1 Nf6 22. h3 Rc8 23. Qf7 Rg8 24. Ne8 Nd8 25. Qe7 Nc6 26. Qxb7 Nxe8 27. Qxc6 Nf6 28. g4 a5 29. g5 Nh5 30. Re8 h6 31. Rxg8+ Kxg8 32. Qe8+ Kh7 33. g6# 1-0

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.15"]
[Round "7"]
[White "Diederichsen, Mathis"]
[Black "Kittelberger, Mattis"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1047"]
[BlackElo "1564"]
[PlyCount "64"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. Bd3 e6 5. cxd4 Nc6 6. Nf3 Bb4+ 7. Bd2 Qb6 8. 0-0 Bxd2 9. Nbxd2 Nxd4 10. Nc4 Nxf3+ 11. Qxf3 Qc7 12. e5 d5 13. Nd6+ Kf8 14. Nxc8 Qxe5 15. Rac1 Ne8 16. Qd1 Nc7 17. Nxa7 Rxa7 18. Qc2 b6 19. a4 Qd6 20. Rfe1 Ke7 21. b3 Ne8 22. h3 Rc7 23. Qd2 Rxc1 24. Rxc1 Nf6 25. a5 bxa5 26. Qxa5 Rd8 27. Bb5 Qb8 28. Qb4+ Qd6 29. Qa5 Qb8 30. Rc7+ Nd7 31. Ra7 Qd6 32. Ra6 Qc5 1/2-1/2

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.15"]
[Round "8"]
[White "Stelmaszyk, Nico"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1231"]
[BlackElo "1047"]
[PlyCount "97"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. Nf3 Nc6 4. d4 Bg4 5. Bf4 Qd7 6. Nc3 0-0-0 7. exd6 Bxd6 8. Bxd6 Qxd6 9. e3 a6 10. Qd2 Nf6 11. 0-0-0 Rhe8 12. Bd3 Re7 13. Rde1 Kb8 14. Rhf1 Red7 15. Ne4 Nxe4 16. Bxe4 f5 17. Bxc6 Qxc6 18. Ne5 Qd5 19. Nxd7+ Rxd7 20. Kb1 Bh5 21. a3 Bf7 22. b3 g6 23. g3 Qe4 24. Rf4 Qe7 25. Qb4 Qe6 26. e4 Qc6 27. exf5 gxf5 28. Rxf5 Bg6 29. Rf8+ Ka7 30. Qc5+ Qxc5 31. dxc5 Rd2 32. Rc1 Rxh2 33. Rc8 c6 34. Rf8 Rg2 35. Rf3 Be4 36. Re3 Bg6 37. b4 Bf5 38. Kb2 Bg6 39. Kb3 Bf7+ 40. c4 b6 41. Re7+ Kb8 42. Rxf7 Rxg3+ 43. Rc3 Rg1 44. Re3 Rb1+ 45. Ka4 Rxb4+ 46. axb4 b5+ 47. cxb5 axb5+ 48. Ka5 Kc8 49. Re8# 1-0

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.14"]
[Round "5"]
[White "Diederichsen, Mathis"]
[Black "Reichelt, Ole"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1047"]
[BlackElo "1707"]
[PlyCount "110"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. d3 Nf6 4. f4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Bb4 7. Bb5+ Bd7 8. Bd3 Bc6 9. Nce2 Nxe4 10. Bxe4 Bxe4 11. Nf3 0-0 12. c3 Bc5 13. Ng3 Bc6 14. Kc2 Nd7 15. Re1 b6 16. Be3 Rfd8 17. Rad1 Bxe3 18. Rxe3 Nf6 19. Rde1 Rd6 20. f5 Re8 21. Ng5 h6 22. Nf3 Bd5 23. Nd4 c5 24. Nb5 Rd7 25. h3 Bxg2 26. fxe6 fxe6 27. Rxe6 Rxe6 28. Rxe6 Bxh3 29. Re3 Bg4 30. Na3 g5 31. Nc4 Bd1+ 32. Kc1 Ba4 33. Re1 Kh7 34. Ne5 Re7 35. Nf5 Re8 36. Nd6 Re6 37. Ndf7 Nd7 38. Nd8 Rxe5 39. Rf1 Kg6 40. Nf7 Re7 41. Nd6 Re6 42. Nf7 Rf6 43. Rxf6+ Nxf6 44. Ne5+ Kf5 45. Nd3 g4 46. Nf2 g3 47. Nh3 Kg4 48. Ng1 g2 49. b3 Bc6 50. b4 Kg3 51. bxc5 bxc5 52. Kd1 Kh2 53. Ne2 Bf3 54. Ke1 Bxe2 55. Kxe2 g1Q 0-1

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.14"]
[Round "6"]
[White "Reuker, Ronja"]
[Black "Diederichsen, Mathis"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "995"]
[BlackElo "1047"]
[PlyCount "62"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. 0-0 fxe4 6. dxe4 Nxe4 7. Re1 d5 8. Nxe5 Qf6 9. Nf3 Be6 10. Bg5 Qxb2 11. Nbd2 Qxb5 12. Nxe4 dxe4 13. Rxe4 Qf5 14. Rf4 Qg6 15. g4 Bd6 16. Ra4 0-0 17. Rb1 Rab8 18. h3 b5 19. Ra6 Qe4 20. Kg2 Bc8 21. Rxc6 Qxc6 22. Rb3 Bb7 23. Bh4 Rf7 24. Bg3 Bxg3 25. Kxg3 Rbf8 26. Ne5 Qg2+ 27. Kh4 Qxf2+ 28. Rg3 Qf6+ 29. g5 Qxe5 30. Qh5 Rf4+ 31. Rg4 Qe1# 0-1

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.13"]
[Round "4"]
[White "Diederichsen, Mathis"]
[Black "Wolterink, Jule"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1047"]
[BlackElo "886"]
[PlyCount "61"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bd3 c5 5. Nf3 Nc6 6. Bg5 Be7 7. 0-0 cxd4 8. Nxd4 Nxd4 9. Bb5+ Nc6 10. exd5 exd5 11. Re1 0-0 12. Qe2 Re8 13. Bxf6 gxf6 14. Qh5 Bf8 15. Bd3 Bg7 16. Nxd5 Be6 17. Bxh7+ Kf8 18. Be4 Nd4 19. Rac1 Rc8 20. c3 Nc6 21. h3 Ne5 22. Rcd1 Nd7 23. Ne3 Bxa2 24. Nf5 Re5 25. Qh7 Ke8 26. Qxg7 Qc7 27. Nd6+ Ke7 28. Nxc8+ Qxc8 29. Bf5 Bb3 30. Rxd7+ Ke8 31. Qg8# 1-0

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.13"]
[Round "3"]
[White "Schuette, Morris"]
[Black "Diederichsen, Mathis"]
[Result "0-1"]
[ECO "C80"]
[WhiteElo "1032"]
[BlackElo "1047"]
[PlyCount "72"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d4 exd4 5. 0-0 a6 6. Ba4 Nxe4 7. Re1 d5 8. Qxd4 b5 9. Nc3 Nxd4 10. Nxd4 bxa4 11. Nxa4 Bb4 12. c3 Bd6 13. c4 0-0 14. cxd5 Qh4 15. g3 Nxg3 16. fxg3 Qxd4+ 17. Be3 Qxa4 18. Bf4 Bxf4 19. gxf4 Qxf4 20. Rad1 Bh3 21. d6 Qg4+ 22. Kf2 Qg2+ 23. Ke3 Rfe8+ 24. Kd3 Qd5+ 25. Kc2 Bf5+ 26. Kc1 Qc4+ 27. Kd2 Qb4+ 28. Kc1 Rxe1 29. dxc7 Rxd1+ 30. Kxd1 Qd6+ 31. Ke2 Qxc7 32. h3 Bxh3 33. b4 Re8+ 34. Kf3 Qc6+ 35. Kf4 Qe4+ 36. Kg3 Qg2+ 0-1

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.12"]
[Round "2"]
[White "Diederichsen, Mathis"]
[Black "Cuel Gil, Carlos"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1047"]
[BlackElo "825"]
[PlyCount "54"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 d6 4. Bb5 Bd7 5. 0-0 e6 6. d4 cxd4 7. Nxd4 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 Be7 10. Qxg7 Bf6 11. Qg3 Bd4+ 12. Be3 Bxe3+ 13. Qxe3 Ne7 14. Nc3 0-0 15. Rad1 Qc6 16. e5 d5 17. Qh3 Qc5+ 18. Kh1 Nf5 19. Qg4+ Kh8 20. b4 Qxc3 21. Rd3 Qxb4 22. Rh3 Rg8 23. Qh5 Rg7 24. Qe2 Rag8 25. Rg1 Qxf4 26. Rf3 Ng3+ 27. hxg3 Qh6# 0-1

[Event "Niedersachsen-ch U12"]
[Site "Norderney"]
[Date "2014.04.12"]
[Round "1"]
[White "Helmer, Jan"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1612"]
[BlackElo "1047"]
[PlyCount "111"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 f5 3. Bf4 e6 4. e3 Nf6 5. c4 c6 6. Nc3 Bb4 7. Qb3 Bd6 8. Ne5 Nbd7 9. Nf7 Kxf7 10. Bxd6 Nb6 11. Ba3 Re8 12. Be2 Kg8 13. 0-0 Rb8 14. Rac1 Qc7 15. cxd5 exd5 16. Nb5 Qf7 17. Nd6 Qg6 18. Nxe8 Qxe8 19. Qb4 Kf7 20. Qd6 Nbd7 21. Bd3 g6 22. Qf4 Qe6 23. h3 b6 24. Qd6 Bb7 25. Qxe6+ Kxe6 26. b4 g5 27. b5 c5 28. dxc5 bxc5 29. Bxc5 Rc8 30. Bxa7 Ra8 31. b6 h5 32. a4 g4 33. h4 Rg8 34. g3 Rd8 35. a5 Ne5 36. Be2 d4 37. exd4 Rxd4 38. Rfe1 f4 39. a6 Bxa6 40. Bxa6 fxg3 41. fxg3 Ne4 42. Re2 Nxg3 43. Rxe5+ Kxe5 44. b7 Ra4 45. b8Q+ Kf5 46. Bd3+ Ne4 47. Rf1+ Ke6 48. Qb6+ Nd6 49. Rf6+ Kxf6 50. Qxd6+ Kf7 51. Bg6+ Kg8 52. Qe6+ Kh8 53. Qe8+ Kg7 54. Qf7+ Kh6 55. Be3+ Rf4 56. Bxf4# 1-0

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.05"]
[Round "10"]
[White "Schieble, Johannes"]
[Black "Diederichsen, Mathis"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "787"]
[BlackElo "718"]
[PlyCount "72"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 d6 6. Nc3 Bg4 7. Nd5 h6 8. Bxf6 gxf6 9. Qc1 Bxf3 10. Nc3 Bxg2 11. Rg1 Bf3 12. Nd5 a6 13. Qd2 b5 14. Bb3 a5 15. c3 Ne7 16. Rg3 Nxd5 17. Bxd5 Bh5 18. Bxa8 Qxa8 19. f3 b4 20. Qg2 Ke7 21. Qh3 Bg6 22. 0-0-0 bxc3 23. bxc3 Ba3+ 24. Kd2 Qa7 25. Rg2 Qb6 26. Rdg1 Qb2+ 27. Ke1 Qxc3+ 28. Kf2 Bc5+ 29. Kf1 Bxg1 30. Rxg1 Qxd3+ 31. Kg2 Qe2+ 32. Kh1 Rg8 33. a4 c5 34. Qxh6 Qxf3+ 35. Rg2 Bxe4 36. Qd2 Qf1# 0-1

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.04"]
[Round "7"]
[White "Diederichsen, Mathis"]
[Black "Schauder, Finn Leon"]
[Result "1/2-1/2"]
[ECO "C34"]
[WhiteElo "718"]
[BlackElo "785"]
[PlyCount "43"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. Bc4 Nf6 5. e5 Ne4 6. d4 d6 7. Bxf4 d5 8. Bb5 a6 9. Bxc6+ bxc6 10. 0-0 c5 11. c3 cxd4 12. cxd4 c5 13. Be3 Be7 14. Qc1 c4 15. Nc3 0-0 16. Nxe4 dxe4 17. Ne1 Be6 18. Nc2 Rc8 19. Qd2 Rb8 20. Qc1 Qc8 21. Bd2 Qd7 22. Re1 1/2-1/2

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.04"]
[Round "9"]
[White "Diederichsen, Mathis"]
[Black "Wegner, Niclas"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "718"]
[PlyCount "77"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 f6 4. Nf3 Nc6 5. Bb5 Bd7 6. Nc3 Bb4 7. Qd3 Qe7 8. 0-0 0-0-0 9. Bd2 Nh6 10. a3 Bxc3 11. Bxc3 a6 12. Bb4 Nxb4 13. Bxd7+ Qxd7 14. axb4 Kb8 15. Ra5 Qe7 16. c3 fxe5 17. Nxe5 Qh4 18. Nf3 Qe4 19. Qxe4 dxe4 20. Ng5 Ka7 21. Nxe4 b6 22. Ra3 Rd7 23. b5 Kb7 24. bxa6+ Ka8 25. Re1 Rhd8 26. Ng3 Rd6 27. Ne4 R6d7 28. h3 e5 29. Ng5 exd4 30. Nxh7 dxc3 31. bxc3 Rd1 32. Rxd1 Rxd1+ 33. Kh2 Ka7 34. Ra2 Nf7 35. h4 Nd6 36. Nf8 Nb5 37. Ra4 Nxc3 38. Ra3 Rc1 39. Ne6 1/2-1/2

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.04"]
[Round "8"]
[White "Rizo Wellmann, Darja"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "783"]
[BlackElo "718"]
[PlyCount "97"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Qe2 Nxc3 6. bxc3 d6 7. d4 Bg4 8. Qe3 Qf6 9. Be2 Be7 10. 0-0 exd4 11. cxd4 Nxd4 12. Nxd4 Bxe2 13. Qxe2 Qxd4 14. Bg5 f6 15. Bd2 d5 16. Rfe1 Qc5 17. Rab1 0-0-0 18. Bb4 Qc6 19. Qxe7 Rhe8 20. Qxg7 Qxc2 21. Rbc1 Rxe1+ 22. Rxe1 Kb8 23. Ba5 d4 24. Qxf6 Kc8 25. Qg7 a6 26. h3 d3 27. Qxh7 d2 28. Qxc2 dxe1Q+ 29. Bxe1 b6 30. f3 Re8 31. Bg3 Re7 32. h4 Rg7 33. Be5 Rd7 34. Qf5 a5 35. h5 Kd8 36. Bf6+ Ke8 37. Qb5 a4 38. h6 c6 39. Qxc6 b5 40. h7 b4 41. h8R+ Kf7 42. Qxd7+ Kxf6 43. Qd5 Kg7 44. Rd8 Kf6 45. Rd6+ Ke7 46. Qe6+ Kf8 47. Rd7 b3 48. Qc6 bxa2 49. Qc8# 1-0

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.03"]
[Round "6"]
[White "Diederichsen, Mathis"]
[Black "Gerken, Renko"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "718"]
[PlyCount "33"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Nc6 6. Bc4 Bb4 7. 0-0 0-0 8. Bg5 Re8 9. Nd5 Be7 10. Nxf6+ Bxf6 11. Bf4 Bxd4 12. Qg4 h6 13. Bxh6 Kf8 14. Rad1 Bf6 15. Be3 Be7 16. Qh3 d6 17. Qh8# 1-0

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.03"]
[Round "5"]
[White "Zschischang, David"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "777"]
[BlackElo "718"]
[PlyCount "61"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 Nf6 3. Nf3 dxe4 4. Nxe4 Nxe4 5. d3 Nf6 6. d4 Nc6 7. Be3 e6 8. c3 Bd7 9. Be2 Bd6 10. 0-0 0-0 11. Nh4 Ne4 12. f3 Qxh4 13. fxe4 Qxh2+ 14. Kf2 Bg3+ 15. Kf3 Bh4 16. Bf4 Bg3 17. Bxg3 Qh5+ 18. Kf2 Qg6 19. Bf3 Rac8 20. Bh5 Qxe4 21. Bf3 Qf5 22. Rh1 e5 23. Rh5 Qe6 24. Rxe5 Rcd8 25. Qh1 h6 26. Qb1 Rfe8 27. Be4 Kf8 28. Bh4 Rc8 29. Bxc6 Bxc6 30. Qh7 Qg4 31. Qh8# 1-0

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.02"]
[Round "4"]
[White "Diederichsen, Mathis"]
[Black "Blanke, Jonas"]
[Result "0-1"]
[ECO "C46"]
[WhiteElo "718"]
[PlyCount "52"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Bd6 6. dxe5 Bxe5 7. Bd3 Nf6 8. 0-0 d6 9. Bg5 0-0 10. f4 Bg4 11. Qe1 Bd4+ 12. Kh1 Qd7 13. Qh4 Nh5 14. h3 Nf6 15. Bxf6 Bxf6 16. e5 Bxh4 17. f5 dxe5 18. hxg4 Bg3 19. Rf3 Bf4 20. Rd1 Qc6 21. Be4 Qh6+ 22. Rh3 Qg5 23. Bf3 Rad8 24. Ne4 Rxd1+ 25. Bxd1 Rd8 26. Nxg5 Rxd1# 0-1

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.01"]
[Round "3"]
[White "Brandes, Janis"]
[Black "Diederichsen, Mathis"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "842"]
[BlackElo "718"]
[PlyCount "55"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 e5 2. e4 exd4 3. Bc4 Nc6 4. Nf3 Nf6 5. e5 Ng4 6. 0-0 Ngxe5 7. Re1 Bd6 8. Bf4 0-0 9. Nxe5 Nxe5 10. Bxe5 Bxe5 11. Rxe5 d6 12. Rd5 Be6 13. Rxd4 c5 14. Rxd6 Qe7 15. Bxe6 fxe6 16. Rd7 Rad8 17. Rd3 c4 18. Rd4 e5 19. Rd5 b5 20. Nc3 b4 21. Ne2 a5 22. b3 c3 23. Rd3 h6 24. a3 Rb8 25. axb4 Qxb4 26. Nxc3 e4 27. Nd5 Qc5 28. Rd4 1/2-1/2

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.04.01"]
[Round "2"]
[White "Diederichsen, Mathis"]
[Black "Lindemann, Jarno"]
[Result "1-0"]
[ECO "C21"]
[WhiteElo "718"]
[PlyCount "55"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. d4 f6 3. dxe5 fxe5 4. Qh5+ g6 5. Qxe5+ Qe7 6. Qxh8 Qxe4+ 7. Be3 Qxc2 8. Qe5+ Ne7 9. Nf3 d6 10. Qb5+ c6 11. Bd3 cxb5 12. Bxc2 Bg7 13. Nc3 b4 14. Nb5 Nd5 15. Nxd6+ Kd7 16. Nxc8 Kxc8 17. Bd4 Bxd4 18. Nxd4 Nd7 19. Rc1 Kd8 20. 0-0 a6 21. Ne6+ Ke7 22. Rfe1 Rc8 23. Nc5+ Kd6 24. Nxd7 Kxd7 25. Bxg6 Nf4 26. Bf5+ Kd6 27. Bxc8 Nd3 28. Red1 1-0

[Event "Niedersachsen-ch U10"]
[Site "Rotenburg"]
[Date "2012.03.31"]
[Round "1"]
[White "Helmer, Jan"]
[Black "Diederichsen, Mathis"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "933"]
[BlackElo "718"]
[PlyCount "61"]
[EventDate "2012.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 f6 3. exf6 Nxf6 4. Bg5 Nc6 5. Nc3 Bb4 6. Nf3 d6 7. e3 Bd7 8. h3 0-0 9. Bc4+ Kh8 10. 0-0 Bxc3 11. bxc3 Qe7 12. a3 Ne5 13. Nxe5 Qxe5 14. Bxf6 Qxf6 15. Qd3 Bf5 16. Qd2 Qg6 17. Bd3 Qg5 18. Bxf5 Rxf5 19. Qe2 Rf6 20. Rab1 Rg6 21. Qf3 Rb8 22. Rxb7 Rxb7 23. Qxb7 h6 24. Rd1 Kh7 25. Rd4 h5 26. Qa8 c5 27. Rf4 d5 28. g3 Ra6 29. Rf8 Rxa3 30. Rh8+ Kg6 31. Qe8+ 1-0

