[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.11"]
[Round "9"]
[White "Weidemann, Jakob"]
[Black "Chen, Qingzhi Alexander"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "2047"]
[BlackElo "1879"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5 8. e5 dxe5 9. fxe5 Qc7 10. exf6 Qe5+ 11. Be2 Qxg5 12. 0-0 Ra7 13. Qd3 Rd7 14. Ne4 Qe5 15. Nf3 Qxb2 16. Qe3 Bb7 17. c4 b4 18. Rab1 Qxa2 19. fxg7 Bxg7 20. Rxb4 Nc6 21. Rxb7 Rxb7 22. Nd6+ Kd7 23. Nxb7 Rb8 24. Nc5+ Ke7 25. Rd1 h6 26. Rd7+ Ke8 27. Rxf7 Rb1+ 28. Kf2 Bd4 29. Nxd4 Nxd4 30. Qxd4 Kxf7 31. Qd7+ Kf6 32. Qxe6+ Kg7 33. Qe7+ Kg6 34. Kg3 Rb3+ 35. Kh4 h5 36. Bxh5+ Kh6 37. Qf6+ Kh7 38. Bg6+ Kh6 39. Bb1# 1-0

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.10"]
[Round "8"]
[White "Chen, Qingzhi Alexander"]
[Black "Mankel, Luca"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1879"]
[BlackElo "2010"]
[PlyCount "76"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Ne2 Re8 9. Qc2 h5 10. Be3 Nd7 11. 0-0-0 b5 12. Ng3 a5 13. d5 c5 14. Bxb5 Ba6 15. Bxa6 Rxa6 16. Ne4 Bf8 17. c4 a4 18. Nc3 a3 19. b3 Rxe3 20. fxe3 g6 21. e4 Bh6+ 22. Kb1 Ne5 23. h3 Qa5 24. d6 Nc6 25. Nd5 Nd4 26. Rxd4 cxd4 27. c5 Kg7 28. Rd1 f5 29. exf5 Rxd6 30. Rxd4 Rd8 31. fxg6 Qe1+ 32. Rd1 Qe5 33. c6 Rxd5 34. Rxd5 Qxd5 35. c7 Qe5 36. c8Q Qe1+ 37. Qc1 Bxc1 38. Qxc1 Qe4+ 1/2-1/2

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.09"]
[Round "7"]
[White "Colbow, Collin"]
[Black "Chen, Qingzhi Alexander"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2345"]
[BlackElo "1879"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nc6 6. Nge2 0-0 7. d5 Nb8 8. h3 c5 9. Be3 b5 10. Nxb5 Ba6 11. Nbc3 Nfd7 12. 0-0 Qb6 13. Rb1 Bxe2 14. Qxe2 Na6 15. Nd1 Rab8 16. f4 Qb5 17. Bf3 Nc7 18. c4 Qa5 19. b3 Na6 20. Rf2 Nb4 21. Kh2 Rb6 22. Bc1 Rfb8 23. Bg4 R6b7 24. Bxd7 Rxd7 25. e5 Qc7 26. a3 Na6 27. e6 fxe6 28. Qxe6+ Kh8 29. Bb2 Rf8 30. f5 Qd8 31. fxg6 Rxf2+ 32. Nxf2 Qf8 33. Ng4 Rc7 34. gxh7 Kxh7 35. Bxg7 Kxg7 36. Rb2 Qf7 37. Qh6+ Kg8 38. Rf2 Qg7 39. Qe6+ Kh8 40. Rf7 Qb2+ 41. Nf2 Qd2 42. Rf8+ Kg7 43. Rg8+ Kh7 44. Qg6# 1-0

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.08"]
[Round "6"]
[White "Chen, Qingzhi Alexander"]
[Black "Orf, Niklas"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1879"]
[BlackElo "1797"]
[PlyCount "171"]
[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 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 Be7 6. Be3 0-0 7. h3 a6 8. a4 b6 9. 0-0 Bb7 10. d5 a5 11. Nd2 Nc5 12. Qe2 Nfd7 13. Bd3 Bg5 14. Nb5 Bxe3 15. Qxe3 Ba6 16. c3 Nxd3 17. Qxd3 Nc5 18. Qe2 Qd7 19. c4 f5 20. f3 f4 21. Ra3 Bb7 22. Nb3 Na6 23. Nc1 Rf6 24. Nd3 Rg6 25. Kf2 Qe7 26. Ke1 Qh4+ 27. Kd2 Rf8 28. Raa1 Rg3 29. b3 Rf6 30. Kc2 Rfg6 31. Rf2 Qg5 32. Ne1 Bc8 33. Rd1 h5 34. Rd2 Bd7 35. Nc3 Kf7 36. Qf1 Qe7 37. Ne2 R3g5 38. h4 Rg3 39. Qh1 Rf6 40. Nd3 Nc5 41. Nxc5 bxc5 42. Qh2 Rfg6 43. Nc3 Rh6 44. Rd1 g5 45. hxg5 Rxg5 46. Qh4 Rg7 47. Qh1 Qd8 48. Nb5 c6 49. dxc6 Bxc6 50. Rfd2 Rgg6 51. Qh3 Ke8 52. Nc3 h4 53. Nb5 Qd7 54. Qh1 Qd8 55. Nc3 Qd7 56. Na2 Rh7 57. Nc1 h3 58. gxh3 Rxh3 59. Qf1 Rhh6 60. Na2 Ke7 61. Rg2 Qe8 62. Rdd2 Qg8 63. Nc3 Kf7 64. Rh2 Qh8 65. Rxh6 Qxh6 66. Nb5 Ke7 67. Nc3 Qh8 68. Rg2 Rh6 69. Qg1 Kf7 70. Nb5 Qf8 71. Rg5 Bd7 72. Nc7 Qh8 73. Nb5 Qf8 74. Kc3 Qh8 75. Kb2 Rh1 76. Qf2 Rh6 77. Qd2 Qf6 78. Rg2 Bxb5 79. axb5 Qd8 80. Qd5+ Kf6 81. Qb7 Rg6 82. Rxg6+ Kxg6 83. Qc6 Qg5 84. Qxd6+ Kh5 85. Qd2 Qg3 86. b6 1-0

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.08"]
[Round "5"]
[White "Wehrle, Maximilian"]
[Black "Chen, Qingzhi Alexander"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1786"]
[BlackElo "1879"]
[PlyCount "62"]
[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 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 Ngf6 6. 0-0 e6 7. c4 Nxe4 8. Re1 Nef6 9. Rxe6+ fxe6 10. Nxe6 Qe7 11. Nc7+ Kf7 12. Nxa8 Nc5 13. b4 Qe5 14. Nc3 Qxc3 15. Bd2 Qe5 16. bxc5 dxc5 17. g3 Qb8 18. Bf4 Qxa8 19. Qd8 a6 20. Ba4 b5 21. cxb5 axb5 22. Bxb5 Qb7 23. Rb1 Qe4 24. Bd3 Be7 25. Qxh8 Qxd3 26. Re1 Bh3 27. Qa8 Be6 28. a4 Bd5 29. Qa7 Be6 30. Qb6 Qd5 31. Qa7 Nd7 0-1

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.07"]
[Round "4"]
[White "Chen, Qingzhi Alexander"]
[Black "Mueller, Magnus"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1879"]
[BlackElo "2034"]
[PlyCount "94"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 d6 7. Be3 a6 8. Be2 Be7 9. f4 Qc7 10. g4 h6 11. h4 b5 12. Bf3 Bb7 13. g5 hxg5 14. hxg5 Rxh1+ 15. Bxh1 Nd7 16. f5 Nxd4 17. Qxd4 Ne5 18. 0-0-0 0-0-0 19. g6 Bf6 20. gxf7 Qxf7 21. fxe6 Qxe6 22. Nd5 Bxd5 23. exd5 Qe7 24. c3 Nc4 25. Qg4+ Kb8 26. Bf2 Rf8 27. Re1 Be5 28. Bh4 Qc7 29. Kb1 Nxa3+ 30. bxa3 Qxc3 31. Rxe5 Qb3+ 32. Ka1 Qxa3+ 33. Kb1 Qb3+ 34. Ka1 Qc3+ 35. Ka2 dxe5 36. Qe6 Qc4+ 37. Ka3 b4+ 38. Ka4 Qa2+ 39. Kxb4 Rf4+ 40. Kc5 Qc4+ 41. Kb6 Qc7+ 42. Kxa6 Ra4+ 43. Kb5 Ra5+ 44. Kb4 Qc5+ 45. Kb3 Ra3+ 46. Kb2 Qc3+ 47. Kb1 Ra1# 0-1

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.06"]
[Round "3"]
[White "Chen, Qingzhi Alexander"]
[Black "Dietlmeier, Tobias"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1879"]
[BlackElo "1886"]
[PlyCount "97"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. g4 e6 10. 0-0-0 d5 11. g5 Ne8 12. Nb3 d4 13. Nxd4 Nxd4 14. Bxd4 Bxd4 15. Qxd4 Qxg5+ 16. Kb1 b6 17. h4 Qf4 18. h5 Qxf3 19. Be2 Qf6 20. e5 Qe7 21. Ne4 Bb7 22. Bf3 Rc8 23. Nf6+ Nxf6 24. exf6 Qc7 25. Bxb7 Qxb7 26. Qe3 Kh8 27. Qh6 Rg8 28. Rdg1 g5 29. Rh2 Rc5 30. Rd2 Rd5 31. Rdg2 Rf5 32. Rd2 Rd5 33. Rdg2 Qd7 34. Kc1 Qd6 35. Rg4 Qc5 36. a4 Qe3+ 37. Kb1 Qd2 38. R4g2 Qa5 39. Rg4 Re5 40. Rd4 Rd5 41. Rdg4 Re5 42. Rc4 Rc5 43. Rd4 b5 44. Rd7 Qxa4 45. Rc1 Rcc8 46. Rxf7 Qe4 47. Rxa7 Rcf8 48. Rf1 g4 49. Qg7+ 1-0

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.05"]
[Round "1"]
[White "Geltz, Noah"]
[Black "Chen, Qingzhi Alexander"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2156"]
[BlackElo "1879"]
[PlyCount "85"]
[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 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c4 a6 5. Ba4 g6 6. Nc3 Bg7 7. d4 cxd4 8. Nxd4 Ngf6 9. 0-0 0-0 10. Kh1 Ne5 11. Bb3 h5 12. f4 Bg4 13. Qd2 Bh6 14. Qc2 Nc6 15. Nxc6 bxc6 16. f5 Bxc1 17. Qxc1 Kg7 18. h3 e6 19. Qg5 Qa5 20. Rae1 Rae8 21. hxg4 hxg4 22. e5 Rh8+ 23. Kg1 Nd7 24. f6+ Kg8 25. Ne4 Rh5 26. Qxg6+ fxg6 27. f7+ Kf8 28. fxe8Q+ Kxe8 29. Nxd6+ Ke7 30. Rf7+ Kd8 31. Nb7+ Ke8 32. Nxa5 Kxf7 33. Nxc6 g3 34. Bc2 Rh8 35. Rf1+ Kg7 36. Rd1 Nb8 37. Nd8 Rh4 38. b3 Rh5 39. Nxe6+ Kf7 40. Bxg6+ Kxe6 41. Bxh5 Kxe5 42. Be8 a5 43. Bb5 1-0

[Event "GER-ch U18"]
[Site "Willingen"]
[Date "2022.06.05"]
[Round "2"]
[White "Hassemeier, Mika"]
[Black "Chen, Qingzhi Alexander"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2177"]
[BlackElo "1879"]
[PlyCount "169"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a3 b5 7. Bd3 Bb7 8. 0-0 g6 9. f4 Nbd7 10. Qe2 Bg7 11. Nf3 0-0 12. Bd2 Qc7 13. Rae1 e5 14. Qf2 Rfe8 15. Qh4 Nc5 16. fxe5 dxe5 17. Ng5 h6 18. Rxf6 Bxf6 19. Qxh6 Ne6 20. Qh7+ Kf8 21. Nxe6+ Rxe6 22. Nd5 Bxd5 23. Bb4+ Re7 24. exd5 a5 25. Bxe7+ Qxe7 26. Qh6+ Kg8 27. Qe3 b4 28. a4 Qd6 29. b3 Kg7 30. Bc4 Rh8 31. Qe4 Rh4 32. Qe3 e4 33. g3 Rh5 34. Re2 Re5 35. Kg2 Bg5 36. Qd4 Bf6 37. Qe3 Bg5 38. Qd4 e3 39. h4 Bh6 40. g4 Kh7 41. g5 Bg7 42. Qd3 Qd7 43. Rxe3 Rxe3 44. Qxe3 Qg4+ 45. Qg3 Qe4+ 46. Qf3 Qxc2+ 47. Kh3 Qc3 48. Bd3 Kg8 49. d6 Qxb3 50. d7 Qe6+ 51. Bf5 Qe7 52. Qa8+ Kh7 53. Bxg6+ Kxg6 54. d8Q Qe3+ 55. Kg4 Qg1+ 56. Kf4 Qh2+ 57. Ke3 Qg1+ 58. Kd3 Qf1+ 59. Ke4 Qg2+ 60. Kf4 Qh2+ 61. Ke3 Qg1+ 62. Kd3 Qf1+ 63. Kc2 Qc4+ 64. Kd2 Qf4+ 65. Ke2 Qh2+ 66. Kf1 Qf4+ 67. Ke2 Qh2+ 68. Kd1 Qg1+ 69. Kc2 Qc5+ 70. Kd3 Qc3+ 71. Ke4 Qe5+ 72. Kf3 Qf5+ 73. Ke3 Qe5+ 74. Qe4+ Qxe4+ 75. Kxe4 b3 76. Qb6+ f6 77. gxf6 Bxf6 78. h5+ Kg5 79. Qxa5+ Kh6 80. Qb6 Kg5 81. Qxb3 Kxh5 82. Kf5 Bd8 83. Qh3+ Bh4 84. Qg4+ Kh6 85. Qg6# 1-0

