[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.06.03"]
[Round "9"]
[White "Birkenheier, Nicolas"]
[Black "Tabales, Lennart"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1550"]
[BlackElo "1374"]
[PlyCount "63"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 Bf5 6. Bd2 c6 7. Qe2 e6 8. h3 Qc7 9. g4 Bg6 10. f4 Be7 11. Nf3 Nbd7 12. 0-0-0 Nb6 13. Bb3 0-0-0 14. Ne5 Bd6 15. h4 h5 16. Nxg6 fxg6 17. Bxe6+ Kb8 18. g5 Nfd7 19. Bxd7 Rxd7 20. Rhf1 Rf8 21. Qe4 Rdf7 22. Qxg6 Bxf4 23. Bxf4 Rxf4 24. Rxf4 Qxf4+ 25. Kb1 Qxh4 26. Qd6+ Kc8 27. Qxf8+ Kc7 28. Qxg7+ Nd7 29. g6 Qg4 30. Qf7 b5 31. g7 b4 32. g8Q 1-0

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.06.02"]
[Round "8"]
[White "Torosyan, Bagrat"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1973"]
[BlackElo "1550"]
[PlyCount "93"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 a6 7. Bb3 Ba7 8. h3 Be6 9. Bc2 0-0 10. 0-0 d5 11. exd5 Nxd5 12. Nc4 f6 13. Re1 Re8 14. Ne3 Nf4 15. Nh4 f5 16. Nhxf5 Bxe3 17. Nxe3 Qg5 18. Kh2 Rad8 19. Qf3 Rf8 20. Nc4 Bd5 21. Bxf4 Rxf4 22. Qg3 Qf6 23. Ne3 Be6 24. Re2 h5 25. Nc4 h4 26. Qe3 Bxc4 27. dxc4 Rf8 28. Kg1 Rd8 29. Rd2 Rxd2 30. Qxd2 Qe7 31. Rd1 Qf6 32. Qd5+ Kh8 33. Qd3 e4 34. Qe3 Qf5 35. Rd5 Qf6 36. Bxe4 g6 37. Rd7 Ne5 38. Rxc7 Nf7 39. Bd5 Ne5 40. Qa7 Qf8 41. Rxb7 Nf7 42. Rxf7 Rxf7 43. Qxf7 Qd8 44. c5 a5 45. c6 a4 46. c7 Qc8 47. Qg8+ 1-0

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.06.01"]
[Round "7"]
[White "Wylie, Leonard"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1546"]
[BlackElo "1550"]
[PlyCount "199"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Qe2 d6 8. h3 Qe7 9. Bg5 Be6 10. 0-0-0 h6 11. Bh4 g5 12. Bg3 0-0-0 13. Qe1 Ne5 14. Bd3 Nxd3+ 15. Rxd3 Bc4 16. Rd1 Nh5 17. Bh2 Qf6 18. f3 Nf4 19. Bxf4 Qxf4+ 20. Kb1 c6 21. Nd2 Ba6 22. Nf1 Rhe8 23. Qg3 Qf6 24. Qg4+ Kb8 25. Ng3 Ba5 26. Nce2 Bb6 27. Nc1 Re5 28. b3 d5 29. Nd3 Bxd3 30. Rxd3 Qd6 31. Kb2 Qf6 32. c3 d4 33. c4 Ba5 34. Nf5 Bc3+ 35. Kb1 Qe6 36. Rhd1 h5 37. Qxg5 f6 38. Qg3 Rg8 39. Qf2 c5 40. h4 Qb6 41. Ng3 Re7 42. Ne2 Ba5 43. Nf4 Reg7 44. Rg1 Qd6 45. Nxh5 Rh7 46. g4 Bc7 47. Rh1 Rgh8 48. Rdd1 Re7 49. Rdg1 d3 50. Qd2 Qd4 51. Qb2 Qxb2+ 52. Kxb2 f5 53. gxf5 Be5+ 54. Kc1 Rxh5 55. Kd2 Rd7 56. Rg4 Bf6 57. f4 Bd8 58. Rg8 Kc7 59. Rh3 Bxh4 60. Kd1 Rdh7 61. Rxd3 Be7 62. Rdg3 Rh1+ 63. Kc2 R7h2+ 64. Rg2 Rxg2+ 65. Rxg2 Rh5 66. Rg7 Rh2+ 67. Kd3 Kd8 68. Rg8+ Kd7 69. e5 Rh6 70. f6 Bxf6 71. exf6 Rxf6 72. Ke4 Re6+ 73. Kd5 Rf6 74. Rg7+ Kc8 75. Ke5 Ra6 76. Rg2 Rh6 77. f5 Rh1 78. f6 Re1+ 79. Kd6 Rd1+ 80. Kxc5 Rf1 81. Rg8+ Kd7 82. Rg7+ Ke6 83. Rxb7 a5 84. Kb5 Rf5+ 85. Ka4 Kxf6 86. Rb5 Rf2 87. a3 Ke6 88. Kxa5 Kd6 89. a4 Kc6 90. Rb6+ Kc5 91. Rb8 Rf7 92. Rc8+ Kd6 93. Kb6 Rf3 94. b4 Kd7 95. Rc7+ Kd8 96. b5 Ra3 97. a5 Rf3 98. c5 Rf6+ 99. Kb7 Rf3 100. a6 1-0

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.05.31"]
[Round "6"]
[White "Birkenheier, Nicolas"]
[Black "Haubold, Christian Lucas"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1550"]
[BlackElo "1949"]
[PlyCount "90"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d5 6. exd5 Nxd5 7. 0-0 0-0 8. Re1 Bg4 9. h3 Bh5 10. Nbd2 Nb6 11. Bb5 Bd6 12. Ne4 f5 13. Ng3 Bxf3 14. Qxf3 Qd7 15. Qd1 a6 16. Bxc6 Qxc6 17. d4 e4 18. Qc2 Rae8 19. Bd2 Kh8 20. b3 Re6 21. f4 Rg6 22. Kh2 Nd5 23. Qc1 Be7 24. Re2 Qf6 25. Qe1 Qh4 26. Qf2 Qh6 27. Qf1 Bd6 28. c4 Nxf4 29. c5 Qh4 30. cxd6 Qxg3+ 31. Kh1 Nxe2 32. Qxe2 cxd6 33. Rf1 d5 34. Bf4 Qd3 35. Qxd3 exd3 36. Rf3 Rc8 37. Rxd3 Rc2 38. Re3 h6 39. g3 Rxa2 40. Re5 Rc6 41. Rxd5 Rcc2 42. Be3 Ra1+ 43. Bg1 Rcc1 44. Rxf5 Rxg1+ 45. Kh2 Rgd1 0-1

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.05.31"]
[Round "5"]
[White "Uyar, Levin"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "1700"]
[BlackElo "1550"]
[PlyCount "75"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 b5 8. Bb3 d6 9. Bd5 Nxd5 10. exd5 Ne5 11. Nxd4 0-0 12. h3 Bf6 13. Nc3 Bd7 14. Ne4 Nc4 15. c3 Re8 16. Nf3 h6 17. Qd3 Bf5 18. Nd4 Bxd4 19. Qxd4 Qh4 20. Bf4 Bxe4 21. Bg3 Qe7 22. Re2 f5 23. Rae1 Kh7 24. Bf4 Qh4 25. Bh2 Qg5 26. g4 Ne5 27. Bxe5 dxe5 28. Qe3 Qxe3 29. Rxe3 Bxd5 30. Rxe5 Rxe5 31. Rxe5 Bxa2 32. gxf5 Rf8 33. Re7 c5 34. Ra7 Rf6 35. Kg2 Bb1 36. Kg3 Bxf5 37. f4 Rd6 38. b4 0-1

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.05.30"]
[Round "4"]
[White "Birkenheier, Nicolas"]
[Black "Dordevic, Tom"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1550"]
[BlackElo "2068"]
[PlyCount "158"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. 0-0 a6 5. Bd3 Ngf6 6. Re1 e6 7. c3 b5 8. Bc2 c4 9. d4 cxd3 10. Bxd3 Bb7 11. a4 bxa4 12. Qxa4 Be7 13. b4 0-0 14. Bb2 Qc7 15. Nbd2 Rfb8 16. Nc4 d5 17. exd5 Bxd5 18. Nfe5 Nxe5 19. Nxe5 Bd6 20. c4 Rxb4 21. Qc2 Bxg2 22. Bc3 Bb7 23. Re3 Rb6 24. Kf1 Bxe5 25. Bxe5 Qc5 26. Bxf6 gxf6 27. Rg3+ Kf8 28. Rd1 Rd8 29. Rg8+ Ke7 30. Rxd8 Kxd8 31. Bxh7+ Kc7 32. Be4 f5 33. Bxb7 Rxb7 34. Qc3 Kb8 35. Qd3 Ka7 36. Qc3 Rc7 37. Rc1 e5 38. h4 f6 39. Qf3 f4 40. Qe4 Qc6 41. Qxc6 Rxc6 42. c5 f5 43. Kg2 Kb7 44. Kh3 e4 45. h5 a5 46. Kh4 e3 47. f3 a4 48. Kg5 a3 49. h6 Ra6 50. h7 Ra8 51. c6+ Kc7 52. Kg6 a2 53. Ra1 e2 54. Kg7 Kxc6 55. Re1 a1Q+ 56. Rxa1 Rxa1 57. h8Q e1Q 58. Qc8+ Kd5 59. Qd7+ Kc4 60. Qc6+ Kd3 61. Qd5+ Ke2 62. Qc4+ Kf2 63. Qd4+ Kg3 64. Qf6 Ra7+ 65. Kg6 Qe8+ 66. Kh6 Qe7 67. Qg6+ Kf2 68. Qb6+ Qe3 69. Qb2+ Kg3 70. Qf6 Kxf3 71. Qc6+ Kf2 72. Qc2+ Kg3 73. Qc6 Re7 74. Qg6+ Kf2 75. Qh5 Qe6+ 76. Kg5 Rg7+ 77. Kh4 Rg4+ 78. Kh3 Qe3+ 79. Kh2 Qg3+ 0-1

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.05.29"]
[Round "3"]
[White "Mohammadzadeh, Daris"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1639"]
[BlackElo "1550"]
[PlyCount "82"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. Nc3 Nc6 6. e3 a6 7. Be2 e6 8. Nf3 Bd6 9. Bxd6 Qxd6 10. 0-0 b5 11. Qd2 Bd7 12. Rfc1 0-0 13. h3 b4 14. Nd1 Ne4 15. Qe1 f5 16. b3 f4 17. Bd3 e5 18. Bxe4 dxe4 19. Nxe5 Nxe5 20. dxe5 Qxe5 21. exf4 Rxf4 22. Qxb4 Raf8 23. Qc5 Qf6 24. Qc3 Qg6 25. Kh1 Rf3 26. Qc4+ Be6 27. Qxa6 R3f6 28. Rc6 Bxh3 29. gxh3 Rxc6 30. Qe2 e3 31. Nxe3 Qe4+ 32. Kh2 Qe5+ 33. Kg2 Rg6+ 34. Kf1 Qxa1+ 35. Nd1 Rd8 36. Qe6+ Rxe6 37. Kg2 Qxd1 38. Kg3 Rd3+ 39. Kh4 Qf3 40. Kg5 Rd5+ 41. Kh4 Qf4# 0-1

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.05.28"]
[Round "1"]
[White "Birkenheier, Nicolas"]
[Black "Sickmann, Lisa"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1550"]
[BlackElo "1892"]
[PlyCount "77"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 a6 6. 0-0 d6 7. d4 Ba7 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qxd8+ Kxd8 11. Bg5 Ke7 12. Kh1 Be6 13. Nd2 h6 14. Bxf6+ Kxf6 15. Rad1 Rad8 16. Bxe6 Kxe6 17. Kg1 Rd7 18. Nb3 Rhd8 19. Rxd7 Rxd7 20. Rc1 g6 21. g4 Rd3 22. Kg2 f5 23. gxf5+ gxf5 24. Re1 b5 25. exf5+ Kxf5 26. Re2 Kf4 27. Nd2 h5 28. h3 Rd6 29. Kh2 h4 30. Re4+ Kf5 31. Re2 Rd3 32. Ne4 a5 33. Kg2 b4 34. cxb4 axb4 35. Nd2 Kf4 36. Re4+ Kf5 37. Re2 Kf4 38. Re4+ Kf5 39. Re2 1/2-1/2

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2023.05.28"]
[Round "2"]
[White "Klaska, Philipp Leon"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2026"]
[BlackElo "1550"]
[PlyCount "75"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. 0-0 d6 8. c3 0-0 9. Re1 Bg4 10. h3 Bh5 11. Bg5 Qd7 12. Bxf6 gxf6 13. Nbd2 Kh8 14. Qe2 Rg8 15. Kh1 Ne7 16. Nf1 Ng6 17. Nxe5 fxe5 18. Qxh5 Nf4 19. Qf3 Rxg2 20. Ne3 Bxe3 21. fxe3 Rag8 22. Rg1 R8g3 23. Qxg3 Rxg3 24. Rxg3 Nh5 25. Rf3 f6 26. Kh2 h6 27. Rf5 Ng7 28. Rxf6 Kh7 29. Rf7 Qd8 30. Rg1 Qg8 31. Rxc7 Qf8 32. Rgxg7+ Qxg7 33. Rxg7+ Kxg7 34. Bd5 a5 35. b4 axb4 36. cxb4 Kf6 37. Bc6 Ke7 38. Bxb5 1-0

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.11"]
[Round "9"]
[White "Vollbehr, Bjarne"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1634"]
[BlackElo "1350"]
[PlyCount "163"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. g3 Nf6 4. Bg2 dxc4 5. Nf3 b5 6. a4 Bb7 7. Ne5 a6 8. 0-0 e6 9. b3 cxb3 10. Bb2 Bd6 11. Qxb3 0-0 12. Rc1 Nd5 13. Nc3 Qe7 14. Ne4 Rc8 15. h4 h6 16. Qf3 Rc7 17. Qh5 Nf6 18. Nxf6+ Qxf6 19. Be4 Bxe5 20. dxe5 Qe7 21. Bd4 Nd7 22. Be3 c5 23. Bxb7 Rxb7 24. axb5 Rxb5 25. Qf3 Ra7 26. Qc6 Kh7 27. Rxa6 Rxa6 28. Qxb5 Rb6 29. Qd3+ Kg8 30. Qa3 Qd8 31. Bxc5 Nxc5 32. Qxc5 Rb8 33. Qd6 Qxd6 34. exd6 Rd8 35. Rd1 f6 36. e4 e5 37. f4 Kf7 38. Kf2 Ke6 39. f5+ Kd7 40. Kf3 Rc8 41. Rd3 Rc4 42. g4 Rc6 43. g5 Rxd6 44. Rxd6+ Kxd6 45. gxh6 gxh6 46. Kg4 Kc5 47. Kh5 Kd4 48. Kxh6 Kxe4 49. Kg6 Kf4 50. h5 e4 51. h6 e3 52. h7 e2 53. h8Q e1Q 54. Qb8+ Kg4 55. Qb5 Qe4 56. Kxf6 Qd4+ 57. Kg6 Qe4 58. Qd7 Kf4 59. Qd2+ Ke5 60. Qh2+ Kd5 61. Kg5 Qe3+ 62. Qf4 Qg1+ 63. Kh6 Qh1+ 64. Kg6 Qg1+ 65. Qg5 Qb1 66. Kf7 Kd6 67. Qe7+ Kd5 68. Qe6+ Kc5 69. f6 Qh7+ 70. Ke8 Qh8+ 71. Kd7 Qb8 72. f7 Qa7+ 73. Ke8 Qb8+ 74. Ke7 Qc7+ 75. Kf6 Qb8 76. Qe5+ Qxe5+ 77. Kxe5 Kc4 78. f8Q Kc3 79. Qc5+ Kd3 80. Qd4+ Ke2 81. Qc3 Kf2 82. Qd3 1-0

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.10"]
[Round "8"]
[White "Birkenheier, Nicolas"]
[Black "Abou Wally, Adrian"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1350"]
[BlackElo "1601"]
[PlyCount "77"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 a6 7. Nbd2 Ba7 8. 0-0 0-0 9. Re1 Ng4 10. Re2 Kh8 11. h3 Nh6 12. Nf1 f5 13. Re1 fxe4 14. dxe4 Qf6 15. N1h2 Qg6 16. Kf1 Bxh3 17. gxh3 Qh5 18. Kg2 Rf6 19. Rg1 Raf8 20. Be3 Bxe3 21. fxe3 Rg6+ 22. Kh1 Rxg1+ 23. Qxg1 Rxf3 24. Nxf3 Qxf3+ 25. Qg2 Qxe3 26. Rf1 g6 27. Qf3 Qxf3+ 28. Rxf3 Kg7 29. Kg2 Nd8 30. Kg3 Nhf7 31. Bxf7 Nxf7 32. h4 Nd8 33. b4 Ne6 34. Rf2 Nf4 35. Rd2 Kf7 36. c4 Ke7 37. Kg4 h6 38. a4 Ne6 39. Ra2 1/2-1/2

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.09"]
[Round "7"]
[White "Andrade, Ruben"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1694"]
[BlackElo "1350"]
[PlyCount "64"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. d5 Ne5 10. bxc3 Nxc4 11. Qd4 0-0 12. Qxe4 Nd6 13. Qd3 b6 14. Ng5 f5 15. h4 h6 16. Nf3 Bb7 17. Bb2 Qf6 18. Rab1 Qf7 19. c4 Rad8 20. Ne5 Qh5 21. Qd4 Rf6 22. Qf4 Rff8 23. Rfe1 Bc8 24. f3 Ne8 25. Nd3 Nf6 26. Qg3 Rde8 27. Nf4 Qf7 28. Ng6 Nh5 29. Qxc7 Qxg6 30. Rxe8 Rxe8 31. Kf2 f4 32. Be5 Qxb1 0-1

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.08"]
[Round "6"]
[White "Birkenheier, Nicolas"]
[Black "Brunner, Alexander1111"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1350"]
[BlackElo "1666"]
[PlyCount "87"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 Bg4 6. f3 Bh5 7. Bd2 c6 8. Qe2 Qc7 9. g4 Bg6 10. h3 Nbd7 11. f4 h5 12. g5 Nh7 13. Nf3 0-0-0 14. 0-0-0 b5 15. Bb3 a5 16. a4 Nc5 17. Ne5 b4 18. Ne4 Bxe4 19. dxe4 Nxb3+ 20. cxb3 e6 21. Qa6+ Qb7 22. Qxb7+ Kxb7 23. Nxf7 Bc5 24. Nxh8 Rxh8 25. Rhe1 Nf8 26. Be3 Bxe3+ 27. Rxe3 Kc7 28. f5 e5 29. Rf3 Nd7 30. f6 gxf6 31. gxf6 Nc5 32. f7 Rf8 33. Rg1 Kd6 34. Rg8 Ke7 35. Rxf8 Kxf8 36. Rf5 Nxb3+ 37. Kd1 Nc5 38. Rxe5 Nd3 39. Rxa5 Nxb2+ 40. Kc2 Nc4 41. Rc5 Nd6 42. Rxc6 Nxe4 43. a5 Nc3 44. Rxc3 1-0

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.08"]
[Round "5"]
[White "Schilay, Eva"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1691"]
[BlackElo "1350"]
[PlyCount "86"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Bg5 h6 7. Be3 Bb6 8. Qe2 Be6 9. Bb3 Qd7 10. Nd5 Bxd5 11. exd5 Nb4 12. Bxb6 axb6 13. d4 e4 14. Nd2 0-0 15. 0-0 Rfe8 16. c4 Qf5 17. h3 Nd3 18. Nb1 Qg5 19. Qe3 Nf4 20. g3 Nxh3+ 21. Kg2 Qxe3 22. fxe3 Ng5 23. Nd2 Rec8 24. Bc2 Ng4 25. Rfe1 f5 26. a4 Kf7 27. b4 h5 28. Bb3 Kg6 29. Rac1 c5 30. dxc6 bxc6 31. c5 bxc5 32. bxc5 d5 33. Rc3 Rh8 34. Rh1 Rab8 35. Kf1 Rh7 36. Ke2 Rbh8 37. Rh4 Ne6 38. Rc1 Kf6 39. a5 g5 40. Rhh1 h4 41. Ba4 hxg3 42. Rxh7 Rxh7 43. a6 Rh2+ 0-1

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.07"]
[Round "4"]
[White "Birkenheier, Nicolas"]
[Black "Uhlmann, Jonas"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1350"]
[BlackElo "1315"]
[PlyCount "96"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 Bb6 6. 0-0 d6 7. Nbd2 Bd7 8. Re1 Qe7 9. Nf1 0-0-0 10. b4 h5 11. a4 a5 12. Qb3 Be6 13. Be3 h4 14. Bxb6 cxb6 15. Ng5 Rde8 16. Rab1 Rh5 17. Nxe6 fxe6 18. bxa5 bxa5 19. Bb5 Qc7 20. Rb2 Re7 21. Ne3 g5 22. Nc4 d5 23. Nd2 g4 24. Bxc6 Qxc6 25. Qb5 Qxc3 26. Qb3 Rc7 27. Qxc3 Rxc3 28. exd5 Rxd3 29. Rc1+ Kb8 30. dxe6 e4 31. e7 Re5 32. Nc4 Rxe7 33. Nxa5 Red7 34. Rf1 Ka7 35. Nc4 R7d4 36. Ne5 Rc3 37. Rfb1 Rc7 38. a5 Rd5 39. Ng6 Rdc5 40. Rf1 h3 41. Nf4 hxg2 42. Kxg2 Rxa5 43. Ne6 Rc6 44. Nd8 Rb6 45. Rxb6 Kxb6 46. Rb1+ Ka6 47. Nxb7 Rd5 48. Rb3 Ka7 1/2-1/2

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.06"]
[Round "3"]
[White "Ermert, Karl Hans Ragnar"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1662"]
[BlackElo "1350"]
[PlyCount "83"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. 0-0 0-0 8. a4 Bb7 9. Nc3 b4 10. Ne2 Re8 11. a5 d6 12. Ng3 Ne7 13. Bg5 Ng6 14. Nh5 c6 15. Nh4 d5 16. Nf5 Bf8 17. Qf3 Re6 18. Nh6+ gxh6 19. Bxf6 Qd7 20. Qg4 Rd6 21. Qg3 Re8 22. Rae1 d4 23. f4 exf4 24. Rxf4 Bc8 25. e5 Rde6 26. Bxe6 Rxe6 27. Ref1 Be7 28. Bxe7 Qxe7 29. Nf6+ Kg7 30. h4 Rxe5 31. Ng4 Bxg4 32. Qxg4 Kf8 33. Rf6 Re1 34. h5 Qxf6 35. Rxe1 Ne5 36. Qe4 Nd7 37. Qe8+ Kg7 38. Qxd7 Qh4 39. Qe7 Qg4 40. Rf1 Qxh5 41. Qf6+ Kg8 42. Re1 1-0

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.05"]
[Round "2"]
[White "Birkenheier, Nicolas"]
[Black "Meitzner, Johan Eduard"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1350"]
[BlackElo "1396"]
[PlyCount "69"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 d6 6. 0-0 0-0 7. Nbd2 a6 8. Bb3 Ba7 9. Re1 Ne7 10. Nf1 Ng6 11. Ng3 c6 12. d4 h6 13. Be3 Ng4 14. h3 Nxe3 15. fxe3 b5 16. Rf1 Be6 17. Nf5 Ne7 18. N3h4 Bxf5 19. Nxf5 c5 20. Bd5 Rb8 21. Qg4 Nxf5 22. Rxf5 Kh8 23. dxe5 dxe5 24. Rd1 Qc7 25. Rdf1 f6 26. R5f3 Rbd8 27. Be6 Rde8 28. Bf5 Qf7 29. Bg6 Qe6 30. Bxe8 Qxe8 31. Rd1 Qb8 32. Rd7 Rg8 33. Rg3 g5 34. Qf5 Rg7 35. Qxf6 1-0

[Event "GER-ch Youth-B"]
[Site "Willingen"]
[Date "2022.06.05"]
[Round "1"]
[White "Kalina, Lena"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1735"]
[BlackElo "1350"]
[PlyCount "145"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 Rc8 10. Bd3 e6 11. Nge2 a6 12. 0-0 b5 13. Qd1 Nc4 14. Bxc4 Rxc4 15. a3 Be7 16. Nc1 b4 17. axb4 Bxb4 18. Na4 Bb5 19. Nd3 Ne4 20. b3 Rc8 21. Nxb4 Bxf1 22. Qxf1 a5 23. Qb5+ Kf8 24. Nd3 f6 25. Nac5 Nxc5 26. Nxc5 Qe7 27. Qa6 Kf7 28. Bd6 Qe8 29. Rxa5 Rc6 30. Qb7+ Kg6 31. Bf4 Qc8 32. Ra7 Qxb7 33. Rxb7 Re8 34. h3 e5 35. Bg3 exd4 36. exd4 Re1+ 37. Kh2 Rd1 38. Rb4 Kf5 39. Bb8 h5 40. h4 Kg4 41. Bg3 Kf5 42. f3 g5 43. hxg5 fxg5 44. Bf2 Rc8 45. Rb7 Re8 46. Rd7 Re2 47. Rxd5+ Kg6 48. Ne4 Rb2 49. Rxg5+ Kf7 50. Rxh5 Rxb3 51. Kg3 Rb6 52. Rg5 Rb8 53. d5 Rd8 54. d6 Rd7 55. Kf4 Kf8 56. Rf5+ Kg7 57. Bb6 Rg1 58. Bxg1 Kg6 59. g4 Kg7 60. Bd4+ Kg6 61. Be5 Rd8 62. Nc5 Kh7 63. d7 Kg6 64. Bc7 Ra8 65. d8Q Rxd8 66. Bxd8 Kh7 67. Kg5 Kg7 68. Rd5 Kf7 69. Rd7+ Kg8 70. Ba5 Kf8 71. Kg6 Ke8 72. Kf6 Kf8 73. Rd8# 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.29"]
[Round "9"]
[White "Lehmann, Simon"]
[Black "Birkenheier, Nicolas"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1484"]
[BlackElo "1293"]
[PlyCount "123"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[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 c5 4. e3 Nc6 5. c3 e6 6. Bd3 Bd6 7. Bxd6 Qxd6 8. Nbd2 b6 9. 0-0 0-0 10. Re1 Bb7 11. Qc2 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. c4 dxc4 15. Nxc4 Qg5 16. f4 Qd5 17. Rad1 Qe6 18. Bf5 Qe7 19. Rd2 g6 20. Bd3 Ne4 21. Bxe4 Bxe4 22. Qc3 Rad8 23. Red1 Rxd2 24. Qxd2 Qe6 25. b3 Re8 26. h3 b5 27. Ne5 f6 28. Nd7 Rc8 29. Nxc5 Qc6 30. b4 Re8 31. g4 Bf3 32. Rc1 Qd5 33. Nb3 Qxd2 34. Nxd2 Rxe3 35. Kf2 Re2+ 36. Kxf3 Rxd2 37. Rc8+ Kf7 38. Rc7+ Kg8 39. Rxa7 Rd3+ 40. Ke4 Rxh3 41. a4 bxa4 42. Rxa4 Rb3 43. Kd5 h5 44. Kc5 hxg4 45. b5 g3 46. Ra2 Kf7 47. b6 Ke6 48. Kc6 Kf5 49. b7 Kxf4 50. Kc7 Rc3+ 51. Kd7 Rb3 52. Ra4+ Kf3 53. Ra3 Rxa3 54. b8Q Rd3+ 55. Ke6 f5 56. Qb7+ Kf2 57. Qb2+ Ke3 58. Qg2 f4 59. Ke5 f3 60. Qxg3 Ke2 61. Qxg6 f2 62. Qg2 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.28"]
[Round "8"]
[White "Birkenheier, Nicolas"]
[Black "Xue, Luka"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1293"]
[BlackElo "1496"]
[PlyCount "130"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[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. d3 Nf6 5. c3 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Nbd2 Nb6 9. Bb5 f6 10. Ne4 Bd6 11. a4 a6 12. Bxc6 bxc6 13. Qb3+ Kh8 14. Be3 Nd5 15. Qc4 Be6 16. Nxd6 cxd6 17. Qxc6 Qe7 18. a5 Rfc8 19. Qa4 Rab8 20. Qc2 Bf5 21. Qd2 Nxe3 22. fxe3 Qb7 23. b4 Bxd3 24. Qxd3 e4 25. Qd4 exf3 26. Rxf3 Qc6 27. Rc1 Re8 28. Rh3 Re4 29. Qd1 g6 30. Qf3 f5 31. Qg3 Rg4 32. Qf3 Qc4 33. Qd1 Qc6 34. Rf3 Rc8 35. Rf2 Rxb4 36. cxb4 Qxc1 37. Qxc1 Rxc1+ 38. Rf1 Rc3 39. Kf2 Kg7 40. Rd1 Rc6 41. Kf3 Kf6 42. Rd4 Ke5 43. Rd3 Rc4 44. Rb3 Kd5 45. b5 axb5 46. Rxb5+ Kc6 47. Rb6+ Kc7 48. Rb5 Ra4 49. h3 Kc6 50. Rb6+ Kc7 51. Rb5 Ra3 52. Kf4 h6 53. Kf3 Ra4 54. Kf2 Kc8 55. Rb6 Kd7 56. Rb5 Ke6 57. Kf3 Kf6 58. Rd5 Ke6 59. Rb5 Kf6 60. Rd5 Kg5 61. Kf2 Ra2+ 62. Kf3 h5 63. g3 Kh6 64. h4 Kg7 65. Rxd6 Rxa5 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.27"]
[Round "7"]
[White "Zobel, Christian Erik"]
[Black "Birkenheier, Nicolas"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1641"]
[BlackElo "1293"]
[PlyCount "51"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[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. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. Nbd2 a6 8. Bb3 Ba7 9. h3 Be6 10. Re1 Re8 11. Nf1 d5 12. Qe2 Qd7 13. Bg5 Nh5 14. Ne3 dxe4 15. dxe4 h6 16. Rad1 Qc8 17. Nh2 Nf4 18. Bxf4 exf4 19. Nd5 Bxd5 20. Bxd5 Ne5 21. Qh5 c6 22. Bb3 Qc7 23. Qf5 Rad8 24. Qxf4 Qe7 25. Qg3 h5 26. h4 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.26"]
[Round "6"]
[White "Birkenheier, Nicolas"]
[Black "Detjen, Mattes"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1293"]
[BlackElo "1162"]
[PlyCount "91"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[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. d3 Nf6 5. c3 d6 6. 0-0 0-0 7. a4 a6 8. Nbd2 Ba7 9. Re1 Re8 10. Nf1 Be6 11. Bb3 d5 12. exd5 Bxd5 13. Bc2 Qd7 14. Ng3 h6 15. Ne4 Nxe4 16. dxe4 Be6 17. Be3 Qc8 18. Qe2 f5 19. exf5 Bxf5 20. Qc4+ Be6 21. Qh4 Qd8 22. Qxd8 Raxd8 23. Bxa7 Nxa7 24. Rxe5 Bd5 25. Rxd5 Rxd5 26. Bb3 c6 27. Bxd5+ cxd5 28. Kf1 Nc6 29. Rd1 Rd8 30. Nd4 Kf7 31. Nxc6 bxc6 32. Ke2 a5 33. b4 axb4 34. cxb4 Rb8 35. Rb1 Ra8 36. a5 Ke6 37. Ke3 Ke5 38. f4+ Ke6 39. Kd4 Kd6 40. Ra1 Rb8 41. Ra4 Rb5 42. a6 Rb8 43. a7 Ra8 44. g4 Kc7 45. h4 Kb6 46. g5 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.26"]
[Round "5"]
[White "Wolff, Calvin"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1368"]
[BlackElo "1293"]
[PlyCount "49"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[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. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Kf1 Nxe4 8. d5 Na5 9. Qd4 Nf6 10. Bd3 Be7 11. b4 Bxb4 12. Qxb4 b6 13. Ba3 d6 14. Nc3 0-0 15. Qh4 h6 16. Bb2 Nh7 17. Qg3 Kh8 18. h4 Nb7 19. Ng5 Nf6 20. Nce4 Bf5 21. Nxf6 gxf6 22. Bxf5 Nc5 23. Re1 h5 24. Re8 Rxe8 25. Nxf7# 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.25"]
[Round "4"]
[White "Birkenheier, Nicolas"]
[Black "Shkundin, Maximilian"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1293"]
[BlackElo "1263"]
[PlyCount "88"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. 0-0 a6 5. Bd3 Ngf6 6. Re1 g6 7. c3 Bg7 8. Bc2 0-0 9. d4 cxd4 10. cxd4 b5 11. a3 Bb7 12. Nc3 Nb6 13. Qd3 Rc8 14. h3 Qc7 15. Bf4 Nc4 16. Rab1 Nxa3 17. bxa3 Qxc3 18. Qxc3 Rxc3 19. Bb3 Bxe4 20. Rb2 Rfc8 21. Bxf7+ Kxf7 22. Ng5+ Kf8 23. Nxe4 Nxe4 24. Rxe4 Rxa3 25. Rbe2 Bf6 26. Re6 Kf7 27. g4 g5 28. Bg3 Rd3 29. R6e4 b4 30. Ra2 b3 31. Rb2 Rc2 32. Rb1 b2 33. Ree1 Bxd4 34. Kg2 a5 35. h4 Rxg3+ 36. Kxg3 Bxf2+ 37. Kf3 Bxe1 38. Rxe1 Rc1 39. Re3 b1Q 40. h5 Rf1+ 41. Kg3 Rf4 42. Re2 Qd3+ 43. Kg2 Qxe2+ 44. Kh3 Rf3# 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.24"]
[Round "3"]
[White "Lu, Yunong Elias"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "1557"]
[BlackElo "1293"]
[PlyCount "51"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[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 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. 0-0 d6 8. c3 Bg4 9. Nbd2 0-0 10. Re1 Re8 11. Nf1 d5 12. exd5 Nxd5 13. h3 Bh5 14. d4 Ba7 15. dxe5 Nb6 16. Qxd8 Raxd8 17. Bg5 Rc8 18. e6 f6 19. Be3 Bxf3 20. Bxb6 Bxb6 21. gxf3 Ne5 22. Kg2 Kh8 23. Rad1 c5 24. Rd6 Rb8 25. Bc2 Nc4 26. b3 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.23"]
[Round "2"]
[White "Birkenheier, Nicolas"]
[Black "Theviot, Luca"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1293"]
[BlackElo "1417"]
[PlyCount "168"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. 0-0 Nb6 7. Be2 exd4 8. Nxd4 0-0 9. a4 a5 10. Bf3 Re8 11. Re1 Bf8 12. Bg5 h6 13. Bf4 Nc4 14. b3 Ne5 15. Bxe5 dxe5 16. Ndb5 c6 17. Na3 Bb4 18. Nab1 Qxd1 19. Rxd1 Be6 20. Ne2 Rad8 21. Nbc3 g5 22. g3 Kf8 23. Rxd8 Rxd8 24. Rd1 Rxd1+ 25. Nxd1 Bg4 26. Bxg4 Nxg4 27. h3 Nf6 28. f3 h5 29. Nb2 g4 30. Kg2 gxf3+ 31. Kxf3 Bd6 32. Nc4 Bc7 33. Nc1 Nd7 34. Nd3 f6 35. h4 Ke7 36. g4 hxg4+ 37. Kxg4 Kf7 38. Kh5 b5 39. Ne3 Nb6 40. Nb2 Bd6 41. Kg4 Ba3 42. Ned1 Nd7 43. Kf5 Nc5 44. h5 Ne6 45. axb5 Nd4+ 46. Kg4 cxb5 47. b4 Bxb2 48. Nxb2 axb4 49. Kg3 Nxc2 50. Kg4 Ne3+ 51. Kf3 Nc4 52. Nd1 b3 53. Nc3 b2 54. Nb1 Kg7 55. Ke2 Kh6 56. Kd3 Kxh5 57. Kc2 Kg4 58. Nc3 b4 59. Nd5 b3+ 60. Kb1 Nd2+ 61. Kxb2 Nxe4 62. Kxb3 f5 63. Kc2 f4 64. Kd3 Ng3 65. Kd2 e4 66. Ke1 e3 67. Nf6+ Kf5 68. Nd5 Ke5 69. Nc3 f3 70. Nd1 Kd4 71. Nf2 exf2+ 72. Kxf2 Ke4 73. Kxg3 Ke3 74. Kg4 f2 75. Kf5 f1Q+ 76. Ke5 Qf4+ 77. Kd5 Qd4+ 78. Ke6 Ke4 79. Kf7 Qb6 80. Ke7 Ke5 81. Kf7 Qf6+ 82. Ke8 Qg7 83. Kd8 Kd6 84. Ke8 Qe7# 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.23"]
[Round "1"]
[White "Sommer, Justus"]
[Black "Birkenheier, Nicolas"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1790"]
[BlackElo "1293"]
[PlyCount "98"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[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. c3 Nf6 5. d3 d6 6. a4 a6 7. Bb3 0-0 8. 0-0 Ba7 9. Re1 Bg4 10. Nbd2 Re8 11. Nf1 Be6 12. Bc2 d5 13. exd5 Bxd5 14. Be3 Qd6 15. Bxa7 Rxa7 16. Ne3 Raa8 17. Nxd5 Nxd5 18. Ng5 Qg6 19. Ne4 Nf4 20. Qf3 Rad8 21. Rad1 Ne7 22. d4 f6 23. Bb1 Nf5 24. Ng3 Nh4 25. Qxf4 exf4 26. Bxg6 Nxg6 27. Ne4 b6 28. Nd2 c5 29. Nb3 cxd4 30. Nxd4 Ne5 31. Kf1 Nc4 32. b3 Ne5 33. Nf3 Nxf3 34. gxf3 Rxe1+ 35. Kxe1 Rxd1+ 36. Kxd1 Kf7 37. Kd2 Ke6 38. Kd3 f5 39. Kd4 g5 40. c4 h5 41. c5 bxc5+ 42. Kxc5 h4 43. b4 g4 44. b5 axb5 45. a5 g3 46. a6 gxf2 47. a7 f1Q 48. a8Q Qc4+ 49. Kb6 Qd4+ 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.14"]
[Round "9"]
[White "Birkenheier, Nicolas"]
[Black "Kullmann, Theo"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1160"]
[BlackElo "1465"]
[PlyCount "92"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. c3 Nf6 6. 0-0 0-0 7. Nbd2 d6 8. Bb3 Be6 9. Bc2 Qd7 10. Re1 Rad8 11. Nf1 Rfe8 12. Ng3 d5 13. exd5 Bxd5 14. Bd2 a6 15. Qe2 Ng4 16. Rf1 f5 17. Bc1 b5 18. a3 a5 19. Rb1 a4 20. h3 Nf6 21. Re1 e4 22. dxe4 fxe4 23. Nh2 Bc4 24. Qd1 Qf7 25. Bd2 e3 26. Qf3 exd2 27. Red1 Qe6 28. Nhf1 Be2 29. Nxe2 Qxe2 30. Qxe2 Rxe2 31. Ng3 Rxf2 32. Kh2 Bd6 33. Bg6 Re2 34. Ra1 Re3 35. Bf5 Rxg3 36. Kh1 Bf4 37. Be6+ Kf8 38. Bf5 Re8 39. Bc2 Rge3 40. g4 Re1+ 41. Rxe1 Rxe1+ 42. Rxe1 dxe1Q+ 43. Kg2 Qe2+ 44. Kg1 Bg3 45. b4 Qf2+ 46. Kh1 Qh2# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.14"]
[Round "10"]
[White "Schlange, Jonathan"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1488"]
[BlackElo "1160"]
[PlyCount "170"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. d5 Ne5 10. bxc3 Nxc4 11. Qd4 0-0 12. Qxe4 Nd6 13. Qf4 Ne8 14. Bb2 Qf6 15. Qd2 d6 16. c4 Qg6 17. Kh1 Bg4 18. Nd4 Nf6 19. f3 Bd7 20. Qb4 b6 21. Rfe1 Rfe8 22. Qa3 a5 23. Qc3 Rad8 24. Rad1 Nh5 25. Ne2 Qf6 26. Qb3 Qg6 27. Ba1 Rb8 28. a4 Rbc8 29. Rb1 Bf5 30. Rb2 Bd7 31. Rd2 Nf6 32. Rdd1 Re7 33. Qb2 Rce8 34. Qd2 Bxa4 35. Bc3 Bxd1 36. Qxd1 Ra8 37. Qd2 a4 38. Ra1 a3 39. Nd4 a2 40. Qd1 Ree8 41. Nb5 Rec8 42. Bb2 Kf8 43. Nc3 Nd7 44. Qe1 Nc5 45. Qd1 Qd3 46. Qg1 Qc2 47. Rxa2 Rxa2 48. Nxa2 Qxb2 49. Nc1 Ra8 50. h3 Ra1 51. Kh2 Qxc1 52. Qd4 Qg1+ 53. Qxg1 Rxg1 54. Kxg1 Na4 55. Kf2 Nb2 56. c5 bxc5 57. Ke2 Ke7 58. Kd2 Kf6 59. f4 Kf5 60. Kc2 Kxf4 61. Kxb2 Kg3 62. Kc3 Kxg2 63. Kc4 Kxh3 64. Kb5 g5 65. Kc6 c4 66. Kxc7 c3 67. Kxd6 c2 68. Ke7 c1Q 69. d6 Qe3+ 70. Kxf7 Qf4+ 71. Ke6 Qe4+ 72. Kf6 g4 73. d7 Qd5 74. Ke7 Qxd7+ 75. Kxd7 g3 76. Ke7 g2 77. Kf7 g1Q 78. Kf6 Qc5 79. Kg7 Qd6 80. Kxh7 Qf6 81. Kg8 Qe7 82. Kh8 Kg4 83. Kg8 Kh5 84. Kh8 Kg6 85. Kg8 Qe8# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.13"]
[Round "8"]
[White "Yue, Qihang"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1354"]
[BlackElo "1160"]
[PlyCount "130"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e4 b5 6. Bg5 h6 7. Bh4 Bg4 8. Be2 Nbd7 9. a3 Qc7 10. 0-0 e6 11. e5 Nd5 12. Qd2 N7b6 13. h3 Bh5 14. Rac1 Rc8 15. Rfe1 Be7 16. Bxe7 Qxe7 17. Ne4 0-0 18. Nc5 Nd7 19. Nxd7 Qxd7 20. Nh2 Bxe2 21. Rxe2 Qe7 22. Ng4 Qg5 23. Qxg5 hxg5 24. Ne3 Nf4 25. Rd2 Rfd8 26. Kh2 Nd3 27. Rcd1 Nf4 28. Nc2 a5 29. Kg3 Kh7 30. Kf3 Kg6 31. Rg1 Nd3 32. Rb1 Nxe5+ 33. Ke4 Nd3 34. Ne1 Nxe1 35. Rxe1 c5 36. Red1 cxd4 37. Rxd4 Rxd4+ 38. Rxd4 c3 39. bxc3 Rxc3 40. a4 b4 41. Rd2 Ra3 42. Rb2 Rxa4 43. Kd4 b3+ 44. Kc3 Ra2 45. Kxb3 Rxb2+ 46. Kxb2 Kf5 47. Kb3 Ke4 48. Ka4 Kd3 49. Kxa5 Ke2 50. Kb6 Kxf2 51. Kc7 Kxg2 52. Kd7 Kxh3 53. Ke7 g4 54. Kxf7 g3 55. Kxe6 g2 56. Kf7 g1Q 57. Ke6 Qc5 58. Kf7 Qd6 59. Kxg7 Qe6 60. Kf8 Qd7 61. Kg8 Qe7 62. Kh8 Kg4 63. Kg8 Kh5 64. Kh8 Kg6 65. Kg8 Qg7# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.12"]
[Round "6"]
[White "Barthel, Jacob"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1150"]
[BlackElo "1160"]
[PlyCount "136"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. c3 Nc6 5. e3 cxd4 6. cxd4 Qb6 7. b3 Bf5 8. Be2 e6 9. 0-0 Be7 10. Nbd2 Rc8 11. Ne5 Nxe5 12. dxe5 Ne4 13. Nxe4 Bxe4 14. Bd3 Bxd3 15. Qxd3 0-0 16. Rac1 Qb4 17. Rc2 Rxc2 18. Qxc2 Qc5 19. Rc1 Rc8 20. Qxc5 Rxc5 21. Rxc5 Bxc5 22. Kf1 Kf8 23. Ke2 Ke7 24. Kd3 Kd7 25. e4 Bxf2 26. exd5 exd5 27. Be3 Bxe3 28. Kxe3 Ke6 29. Kf4 d4 30. Ke4 d3 31. Kxd3 Kxe5 32. Ke3 f5 33. g3 g5 34. h3 h5 35. a3 a6 36. b4 f4+ 37. gxf4+ gxf4+ 38. Kf3 Kf5 39. a4 b6 40. a5 b5 41. h4 Ke5 42. Kf2 Ke4 43. Ke2 f3+ 44. Kf2 Kf4 45. Kf1 Kg3 46. Kg1 f2+ 47. Kf1 Kxh4 48. Kg2 f1Q+ 49. Kxf1 Kg3 50. Kg1 h4 51. Kh1 h3 52. Kg1 h2+ 53. Kh1 Kf3 54. Kxh2 Ke4 55. Kg1 Kd4 56. Kf2 Kc4 57. Ke2 Kxb4 58. Kd1 Kxa5 59. Kc2 Kb4 60. Kb2 a5 61. Ka2 Kc3 62. Ka3 b4+ 63. Ka2 a4 64. Kb1 Kb3 65. Ka1 Kc2 66. Ka2 b3+ 67. Ka1 b2+ 68. Ka2 b1Q+ 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.12"]
[Round "7"]
[White "Birkenheier, Nicolas"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1160"]
[BlackElo "1233"]
[PlyCount "98"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. Nc3 Nf6 7. h3 0-0 8. Be3 b6 9. Qd2 e5 10. Bh6 Qd6 11. Bxg7 Kxg7 12. 0-0 Bd7 13. Rfe1 a5 14. a4 b5 15. Qg5 Rfe8 16. b3 h6 17. Qe3 b4 18. Ne2 Nh7 19. Ng3 Nf8 20. Nh4 Qf6 21. Nf3 Ne6 22. Rac1 Nd4 23. Nxd4 cxd4 24. Qe2 h5 25. Nf1 Qg5 26. Qf3 Re6 27. Qg3 Qxg3 28. Nxg3 h4 29. Ne2 g5 30. Kh2 Rg6 31. g4 hxg3+ 32. fxg3 Rh6 33. Ng1 Rah8 34. Rf1 Bxh3 35. Nxh3 Rxh3+ 36. Kg2 g4 37. Kf2 Rh2+ 38. Ke1 Rg2 39. Ra1 Rxg3 40. Kd1 Rgh3 41. Kc1 Rh1 42. Rxh1 Rxh1+ 43. Kb2 Rxa1 44. Kxa1 g3 45. Ka2 g2 46. c3 dxc3 47. Kb1 g1Q+ 48. Ka2 Qf2+ 49. Kb1 Qb2# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.11"]
[Round "5"]
[White "Jouani, Zakharia"]
[Black "Birkenheier, Nicolas"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "1507"]
[BlackElo "1160"]
[PlyCount "127"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 d6 5. d3 Bg4 6. c3 Nf6 7. Nbd2 0-0 8. Re1 Re8 9. h3 Bh5 10. d4 exd4 11. cxd4 Bb6 12. d5 a6 13. Ba4 Ne5 14. Bxe8 Qxe8 15. Qb3 a5 16. Nxe5 Qxe5 17. Nc4 Qe7 18. Nxb6 cxb6 19. Bf4 Nd7 20. Rac1 Nc5 21. Qc3 Rc8 22. a3 a4 23. Qb4 Qd8 24. Qc3 h6 25. Rc2 Qd7 26. Rec1 Qe7 27. Qb4 Qd7 28. Qxb6 Bg6 29. Bxd6 Bxe4 30. Rxc5 Rxc5 31. Qxc5 Bg6 32. Qc8+ Qxc8 33. Rxc8+ Kh7 34. Be7 Bf5 35. Rd8 b5 36. d6 Be6 37. d7 Bf5 38. Rh8+ Kxh8 39. d8Q+ Kh7 40. Qd5 Be6 41. Qxb5 Kg6 42. Qxa4 Kh7 43. Qe4+ Kg8 44. Qxe6 fxe6 45. b4 Kf7 46. Bd6 Ke8 47. b5 Kd7 48. Be5 Kc8 49. Bxg7 Kb7 50. Bxh6 Kb6 51. a4 Ka5 52. g4 Kb6 53. g5 Kc5 54. g6 Kd6 55. g7 Kc5 56. g8Q Kd4 57. Qxe6 Kc5 58. Bf8+ Kd4 59. Qe3+ Kd5 60. Be7 Kc4 61. Qd2 Kb3 62. Qc1 Ka2 63. Qc2+ Ka1 64. Bf6# 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.10"]
[Round "3"]
[White "Birkenheier, Nicolas"]
[Black "Arora, Abhiraaj"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1160"]
[BlackElo "1454"]
[PlyCount "120"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. c3 Nf6 6. 0-0 Bg4 7. Nbd2 0-0 8. h3 Bh5 9. Re1 a6 10. Bb3 Re8 11. Nf1 d5 12. Ng3 Bg6 13. Nh4 Nxe4 14. dxe4 Qxh4 15. exd5 Qxg3 16. Qe2 Ne7 17. Be3 Bxe3 18. Qxe3 Qxe3 19. Rxe3 Nf5 20. Re2 Nd6 21. Rae1 e4 22. c4 Rad8 23. c5 Nb5 24. Rd1 h5 25. Red2 e3 26. fxe3 Rxe3 27. Bc4 Na7 28. d6 cxd6 29. cxd6 Nc8 30. Kf2 Re5 31. d7 Nb6 32. Bb3 Re7 33. g3 Rexd7 34. Rxd7 Rxd7 35. Re1 Rd2+ 36. Kg1 Kf8 37. h4 Rxb2 38. Re3 Bc2 39. Bxc2 Rxc2 40. Ra3 Nc4 41. Rb3 b5 42. Rd3 Rxa2 43. Kh1 Ne5 44. Re3 b4 45. Rxe5 b3 46. Re4 b2 47. Rb4 Ra1+ 48. Kh2 b1Q 49. Rxb1 Rxb1 50. Kg2 a5 51. Kf2 a4 52. Ke3 a3 53. Kd4 a2 54. Kd3 a1Q 55. Ke4 Rb3 56. Kd5 Qd1+ 57. Ke4 Qd3+ 58. Ke5 Ke7 59. Kf4 Qe3+ 60. Kf5 g6# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.10"]
[Round "4"]
[White "Birkenheier, Nicolas"]
[Black "Bruegmann, Nick"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1160"]
[BlackElo "1415"]
[PlyCount "214"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. Nc3 e6 4. g3 d5 5. exd5 exd5 6. d4 c4 7. Bg2 Nf6 8. 0-0 h6 9. Bf4 Be6 10. Re1 Be7 11. Qe2 0-0 12. Ne5 Nc6 13. Rad1 Rc8 14. Kh1 Qb6 15. Nxc6 bxc6 16. b3 Bb4 17. Qd2 Qa5 18. Re3 Ng4 19. Rf3 Bxc3 20. Rxc3 Nxf2+ 21. Qxf2 Qxc3 22. Be5 cxb3 23. axb3 Qa5 24. Rf1 f6 25. Bd6 Rfe8 26. Qf4 Qd8 27. Bc5 Qd7 28. Qh4 Qf7 29. Bf3 Bf5 30. Bh5 Bg6 31. Bg4 f5 32. Bh3 Qe6 33. Qf4 Qe4+ 34. Qxe4 dxe4 35. Re1 a5 36. c4 Kf7 37. Kg2 Kg8 38. Kf2 Rb8 39. Re3 Ra8 40. Ba3 Red8 41. Ke2 Rxd4 42. Bc5 Rd3 43. Rxd3 exd3+ 44. Kxd3 f4+ 45. Kc3 fxg3 46. hxg3 a4 47. bxa4 Rxa4 48. Bd7 Be4 49. Be6+ Kh8 50. Kd4 Bh1 51. Bf5 Ra2 52. Bd3 Rg2 53. Bd6 Rd2 54. Kc3 Rf2 55. Bf4 Rf3 56. Kd4 c5+ 57. Kc3 Bg2 58. Kd2 g5 59. Be5+ Kg8 60. Be4 Rf2+ 61. Ke3 Ra2 62. Bf5 Kf7 63. Bd6 Kf6 64. Bd3 Ra5 65. Bf8 h5 66. Bd6 Ke6 67. Bc7 Ra3 68. Kd2 Kd7 69. Be5 h4 70. gxh4 gxh4 71. Ke2 Ke6 72. Bc7 h3 73. Kd2 Ra7 74. Bf4 Rf7 75. Bg3 Rf2+ 76. Bxf2 h2 77. Bxc5 h1Q 78. Be3 Be4 79. Be2 Qg2 80. Ke1 Bf3 81. Bf1 Qh1 82. Kf2 Ke5 83. c5 Bg4 84. c6 Qxc6 85. Ke1 Qe4 86. Kd2 Qb4+ 87. Kd3 Qb5+ 88. Kd2 Qxf1 89. Kc2 Qc4+ 90. Kd2 Bd1 91. Kxd1 Qd3+ 92. Bd2 Ke4 93. Kc1 Kf3 94. Kd1 Qb1+ 95. Bc1 Ke4 96. Kd2 Kd4 97. Kd1 Kd3 98. Ke1 Qxc1+ 99. Kf2 Qd2+ 100. Kf3 Qe3+ 101. Kg4 Qf2 102. Kg5 Qf7 103. Kg4 Ke4 104. Kg3 Qf3+ 105. Kh4 Qg2 106. Kh5 Kf5 107. Kh4 Qg4# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.09"]
[Round "1"]
[White "Birkenheier, Nicolas"]
[Black "Ruddat, Jarne"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1160"]
[BlackElo "1350"]
[PlyCount "158"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. Bb5 a6 5. Bc4 e6 6. a3 b5 7. Ba2 Bb7 8. 0-0 Ne7 9. Re1 0-0 10. d3 d5 11. Rb1 Bxc3 12. bxc3 dxe4 13. dxe4 Qxd1 14. Rxd1 Bxe4 15. Rb2 Nbc6 16. Re1 Bd5 17. Bxd5 Nxd5 18. Bd2 Na5 19. h3 Nc4 20. Rb3 Nxd2 21. Nxd2 c4 22. Rb2 Nxc3 23. Ne4 Nd5 24. Nc5 Rfc8 25. Nd7 Rc7 26. Ne5 Rd8 27. Rd1 Rcc8 28. Kh1 f6 29. Nf3 Nc3 30. Rxd8+ Rxd8 31. Kh2 e5 32. Kg3 Rd1 33. Kh2 Rb1 34. Rxb1 Nxb1 35. Kg1 Nxa3 36. Kf1 Nxc2 37. Ke2 b4 38. Kd2 b3 39. Kc3 a5 40. Nd2 Na3 41. Kb2 Nb5 42. Nxc4 Nd4 43. Nxa5 Ne2 44. Nc4 Nf4 45. Ne3 Nd3+ 46. Kxb3 Nxf2 47. Kc2 Kg7 48. Kd2 Kh6 49. Ke2 Ne4 50. Kf3 Ng5+ 51. Kg4 Nf7 52. Nd5 f5+ 53. Kg3 f4+ 54. Kg4 Kg7 55. Kf3 Ng5+ 56. Kg4 Ne6 57. Kf3 Nc5 58. Ke2 Kf7 59. Kf3 Ke6 60. Nc7+ Kd7 61. Nd5 Kd6 62. Nf6 h6 63. h4 Ke6 64. Ne8 Ke7 65. Nc7 Ne6 66. Nd5+ Kd6 67. Nf6 Ng7 68. Ke4 Ke6 69. Ng4 g5 70. hxg5 hxg5 71. Nxe5 Ne8 72. Ng6 Nd6+ 73. Kf3 Kf6 74. Nxf4 gxf4 75. Kxf4 Nf5 76. g4 Ng7 77. g5+ Kg6 78. Kg4 Ne6 79. Kh4 Nxg5 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.09"]
[Round "2"]
[White "Zobel, Christian Erik"]
[Black "Birkenheier, Nicolas"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1404"]
[BlackElo "1160"]
[PlyCount "36"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Qg6 9. Nd2 d6 10. Kh1 Ne5 11. Be2 Ng4 12. Bf4 Re8 13. f3 Nf6 14. N2b3 Bb6 15. Bd3 Nh5 16. e5 Bf5 17. Nxf5 Nxf5 18. Qd2 Nhg3+ 0-1

