[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.21"]
[Round "11"]
[White "Zhang, Yuchen"]
[Black "Yan, Ziteng"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1494"]
[BlackElo "1390"]
[PlyCount "91"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Rb1 cxd4 8. cxd4 b6 9. Nf3 Be7 10. Bd3 Bb7 11. Be3 Nc6 12. Qa4 0-0 13. h4 Na5 14. Bd2 Bc6 15. Qd1 f5 16. Bxa5 bxa5 17. Qb3 Bb4+ 18. Kf1 Kh8 19. Ng5 fxe4 20. Bxe4 Qxd4 21. Bf3 Bxf3 22. gxf3 Rf6 23. Qc2 Rg6 24. Rd1 Qc3 25. Qxc3 Bxc3 26. Rd3 Bb4 27. Ke2 h6 28. Ne4 Rc8 29. Rhd1 Rc2+ 30. Kf1 Rxa2 31. h5 Rg5 32. Nxg5 hxg5 33. Rd7 Rc2 34. h6 gxh6 35. Rxa7 Rc8 36. Kg2 Kg8 37. Rdd7 Bf8 38. Rxa5 Re8 39. Kg3 e5 40. Ra4 h5 41. Ra6 e4 42. Rg6+ Kh8 43. fxe4 h4+ 44. Kf3 Re7 45. Rxe7 Bxe7 46. Re6 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "10"]
[White "Cheng, Yijia"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1154"]
[BlackElo "1494"]
[PlyCount "115"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 c5 5. Nc3 Qb6 6. Nb1 Qd8 7. c3 b6 8. Bd3 Be7 9. 0-0 Bb7 10. Ne5 0-0 11. Nd2 Nc6 12. f4 Nxe5 13. fxe5 Ne4 14. Bxe7 Qxe7 15. Bxe4 dxe4 16. Qg4 Qd8 17. Nxe4 h5 18. Qf3 Rb8 19. Rf2 c4 20. Qf4 Bxe4 21. Qxe4 b5 22. a3 a5 23. Raf1 b4 24. axb4 axb4 25. Rf4 bxc3 26. bxc3 Rb3 27. Qf3 Qg5 28. h4 Qg6 29. e4 Rb2 30. d5 Ra8 31. d6 Raa2 32. g4 Rd2 33. g5 Rd3 34. d7 Rxd7 35. Rd1 Rad2 36. Rxd2 Rxd2 37. Qe3 Rd3 38. Qe1 Qh7 39. Qb1 Rd8 40. Qb6 Rd1+ 41. Kf2 g6 42. Ke2 Rd3 43. Rf3 Rd7 44. Qc6 Ra7 45. Qxc4 Qg7 46. Qc8+ Qf8 47. Qxf8+ Kxf8 48. Kd3 Ra1 49. Kd4 Rd1+ 50. Kc5 Rg1 51. Rf4 Ke7 52. c4 Rg4 53. Rxg4 hxg4 54. Kd4 Kd7 55. Ke3 Kc6 56. Kf4 Kc5 57. Kxg4 Kxc4 58. h5 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "9"]
[White "Zhang, Yuchen"]
[Black "Song, Tianrui"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "1494"]
[BlackElo "1732"]
[PlyCount "104"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. 0-0 a6 7. Nc3 b5 8. Be2 Bb7 9. dxc5 Bxc5 10. Qxd8+ Kxd8 11. Nd2 Nbd7 12. Nb3 Bb6 13. a4 b4 14. a5 Bc7 15. Na4 Bd5 16. Nbc5 Bd6 17. Nxd7 Nxd7 18. Rd1 Ke7 19. f3 Bb3 20. Re1 Rhc8 21. e4 Bc7 22. Be3 Bxa5 23. Nc5 Bb6 24. Nxb3 Bxe3+ 25. Kf1 Rc2 26. Na5 Nb6 27. b3 Bd4 28. Rac1 Rac8 29. Nc4 Nxc4 30. Bxc4 Rf2+ 31. Kg1 Rxf3+ 32. Kh1 Rc3 33. Rcd1 Rd8 34. Bxa6 Rxb3 35. Rb1 Ra3 36. Bc4 Bc3 37. Red1 Raa8 38. Bb3 Rxd1+ 39. Rxd1 Ra3 40. Bc4 b3 41. Bd3 Kf6 42. Kg1 Ke5 43. Kf2 Ra2+ 44. Kf3 Kd4 45. Bc2+ Kc4 46. Bd3+ Kb4 47. Be2 Rd2 48. Rc1 b2 49. Rf1 Kb3 50. Ke3 Rxe2+ 51. Kxe2 Kc2 52. Rxf7 b1Q 0-1

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "8"]
[White "Shen, Fuyan"]
[Black "Zhang, Yuchen"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1612"]
[BlackElo "1494"]
[PlyCount "87"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Nge2 h6 9. Bh4 Nh5 10. Bxe7 Qxe7 11. 0-0 0-0 12. Qd2 Re8 13. a3 a5 14. Rae1 Nb6 15. Nc1 Qg5 16. Qc2 a4 17. Kh1 Bd7 18. Qd1 Bg4 19. Qc2 Re7 20. f3 Bd7 21. Qf2 f5 22. f4 Qg6 23. Nd1 Nf6 24. Qd2 Nc8 25. Bc2 Ne4 26. Qe2 Ncd6 27. Nd3 Nc4 28. Ne5 Nxe5 29. fxe5 c5 30. Rf4 Qb6 31. Bxe4 fxe4 32. Nc3 Be6 33. Qb5 Qxb5 34. Nxb5 cxd4 35. exd4 Rc8 36. Kg1 Rc4 37. Rd1 g5 38. Rff1 Bg4 39. Rde1 Bd7 40. Nc3 Rxd4 41. Rd1 Rxd1 42. Rxd1 Bc6 43. Nxd5 Bxd5 44. Rxd5 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "7"]
[White "Zhang, Yuchen"]
[Black "Ye, Fan1"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "1494"]
[BlackElo "1585"]
[PlyCount "85"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4 Bg7 9. h3 0-0 10. e3 Qe7 11. Nd2 Nbd7 12. Nc4 Ne8 13. Be2 Rb8 14. a5 b5 15. axb6 Nxb6 16. Na5 Qc7 17. 0-0 Nd7 18. Qd2 Bb7 19. Rfb1 Ra8 20. Ra2 Nb6 21. Nxb7 Qxb7 22. Rba1 Bxc3 23. bxc3 a5 24. Rxa5 Rxa5 25. Rxa5 Qxd5 26. Qb2 Nc4 27. Qa2 Nb6 28. c4 Qc6 29. Bh6 Ng7 30. Qb2 f6 31. Ra6 Na4 32. Qb5 Qxb5 33. cxb5 Nc3 34. Bc4+ d5 35. b6 Rb8 36. Bf4 Rxb6 37. Rxb6 dxc4 38. Rxf6 Ne4 39. Ra6 c3 40. Ra2 Ne6 41. Be5 c4 42. f3 Nd2 43. Bxc3 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.18"]
[Round "6"]
[White "Yu, Shuxiao"]
[Black "Zhang, Yuchen"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1726"]
[BlackElo "1494"]
[PlyCount "53"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. Ne5 Qc8 8. Nxd7 Qxd7 9. Nc3 Nc6 10. 0-0 Rc8 11. d3 Be7 12. Bg5 Nd4 13. a4 h6 14. Bxf6 Bxf6 15. e3 Nf5 16. Ne4 Be7 17. Qb5 b6 18. Rfc1 Nd6 19. Nxd6+ Bxd6 20. b4 Ke7 21. bxc5 Rxc5 22. Rxc5 bxc5 23. Rb1 Rb8 24. Qxd7+ Kxd7 25. Rxb8 Bxb8 26. Kf1 Kc7 27. Ke2 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.18"]
[Round "5"]
[White "Zhang, Yuchen"]
[Black "Zhang, Zhen"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1494"]
[PlyCount "115"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 Nf6 3. e3 e6 4. Nc3 Bb4 5. Bd3 Bxc3+ 6. bxc3 h6 7. Bf4 0-0 8. Qf3 d6 9. h4 Nc6 10. Qg3 Nh5 11. Qg6 Nxf4 12. exf4 Qe8 13. Qxe8 Rxe8 14. 0-0-0 e5 15. fxe5 dxe5 16. Bb5 exd4 17. Bxc6 bxc6 18. cxd4 Be6 19. a3 Bd5 20. Nf3 Re2 21. Rd2 Rae8 22. Kd1 Bxf3 23. gxf3 R2e6 24. c3 Rb8 25. Kc2 Kf7 26. Rhd1 Kg6 27. Rg1+ Kf7 28. a4 Rb6 29. Kd3 Ra6 30. Ra1 Rb6 31. Kc4 g6 32. Rad1 Kf6 33. Kc5 g5 34. h5 Kf7 35. c4 f4 36. a5 Rb3 37. Rd3 Rb2 38. R1d2 Rb8 39. d5 cxd5 40. Rxd5 Ra6 41. Ra2 Ke6 42. Re2+ Kf6 43. Kd4 Rb3 44. Rd7 c5+ 45. Kxc5 Rxa5+ 46. Kd4 Ra6 47. Rh7 Raa3 48. Ree7 g4 49. fxg4 Rf3 50. Ref7+ Ke6 51. Rxa7 Rxa7 52. Rxh6+ Kd7 53. Rh7+ Kc6 54. Rxa7 Rxf2 55. h6 Rh2 56. g5 f3 57. Rf7 f2 58. Ke3 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "4"]
[White "Wang, Yuqi1"]
[Black "Zhang, Yuchen"]
[Result "0-1"]
[ECO "D53"]
[BlackElo "1494"]
[PlyCount "86"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 h6 7. Bf4 dxc4 8. Bxc4 a6 9. 0-0 b5 10. Bb3 Bb7 11. Rc1 c5 12. Qe2 c4 13. Bc2 Nd5 14. Nxd5 exd5 15. Rfe1 Bb4 16. Red1 Nf6 17. Ne5 0-0 18. Qf3 Bd6 19. Qh3 Bc8 20. Qf3 Be6 21. h3 Rc8 22. g4 g5 23. Bg3 Ne8 24. Kg2 Ng7 25. Rh1 Bxe5 26. dxe5 f5 27. exf6 Rxf6 28. Qe2 Qe8 29. h4 d4 30. Be4 d3 31. Qd1 Rc5 32. Bd6 Bxg4 33. Qxg4 h5 34. Bxc5 hxg4 35. Bd5+ Ne6 36. e4 Kg7 37. hxg5 Rf3 38. Bxe6 Qxe6 39. Bd4+ Kf7 40. Rh7+ Ke8 41. Bf6 Rxf6 42. gxf6 Qxe4+ 43. Kf1 Qxh7 0-1

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "3"]
[White "Zhang, Yuchen"]
[Black "Wang, Zihang"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "1494"]
[BlackElo "1788"]
[PlyCount "90"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 Re8 6. a3 Bf8 7. d5 a5 8. g3 Na6 9. Bg2 Nc5 10. 0-0 a4 11. Qc2 d6 12. e4 Nb3 13. Rb1 Nxc1 14. Rfxc1 Bd7 15. b4 axb3 16. Rxb3 Bc8 17. Rd1 Nd7 18. Nb5 Nc5 19. Re3 e5 20. Qa2 g6 21. Nc1 Bh6 22. Rc3 c6 23. dxc6 bxc6 24. Rxd6 Bd7 25. Nb3 Nb7 26. Rd1 cxb5 27. Rcd3 Re7 28. Bh3 Bxh3 29. Rxd8+ Nxd8 30. cxb5 Ne6 31. a4 Rb7 32. Qc2 Rbb8 33. Qc4 Rc8 34. Qe2 Rxa4 35. f3 Rb8 36. Kf2 Rb4 37. Qc2 R4xb5 38. Nd2 Rb2 39. Qc3 Nd4 40. f4 Bg4 41. Re1 Rc2 42. Qa5 Rbb2 43. Qd8+ Bf8 44. Re2 Nxe2 45. fxe5 Rxd2 0-1

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.16"]
[Round "2"]
[White "Xiao, Zichun"]
[Black "Zhang, Yuchen"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "1494"]
[PlyCount "98"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Bd3 cxd4 7. 0-0 dxc3 8. Nxc3 Bc5 9. Ng5 f5 10. Na4 Qb4 11. Nxc5 Qxc5 12. Bxf5 exf5 13. e6 Nf6 14. exd7+ Kxd7 15. Qf3 g6 16. Be3 Qb4 17. Rfd1 Nc6 18. Bf4 Rae8 19. Nf7 Re4 20. Bd2 Qc5 21. Be3 Rxe3 22. fxe3 Re8 23. Rd3 Qe7 24. Ng5 Ne5 25. Rxd5+ Nxd5 26. Qxd5+ Kc7 27. Rc1+ Nc6 28. Qf7 Qxf7 29. Nxf7 Rxe3 30. Kf2 Re7 31. Ng5 Kb6 32. Nf3 Nb4 33. Ra1 Rc7 34. a3 Rc2+ 35. Kg3 Nd5 36. Rd1 Rxg2+ 37. Kxg2 Ne3+ 38. Kg3 Nxd1 39. b3 Ne3 40. Ng5 h5 41. Ne6 Nf1+ 42. Kg2 Nd2 43. Nf4 g5 44. Nxh5 Nxb3 45. Ng3 Nd4 46. h3 Kc5 47. Nf1 b5 48. Ne3 a5 49. Kg3 f4+ 0-1

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.22"]
[Round "9"]
[White "Hou, Yifan B"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2043"]
[BlackElo "1502"]
[PlyCount "121"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Heilongjiang"]
[BlackTeam "Xiamen Xiaqiyizu"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 Nbd7 9. Rd1 Ne4 10. Nc3 f5 11. Rab1 a6 12. c5 b5 13. cxb6 Qxb6 14. b4 Nxc3 15. Qxc3 Bd6 16. Bf4 Bxf4 17. gxf4 Bb7 18. Rb3 h6 19. Qe3 Kf7 20. Kh1 Rg8 21. Rg1 Qd8 22. a4 g5 23. b5 axb5 24. axb5 cxb5 25. Rxb5 Ba6 26. Rb2 g4 27. Ne5+ Nxe5 28. Qxe5 Rb8 29. Ra2 Rb6 30. Rga1 Qb8 31. Bxd5 Bb7 32. Bg2 Bxg2+ 33. Kxg2 Qb7+ 34. d5 Qxd5+ 35. Qxd5 exd5 36. Ra7+ Kf6 37. Rd7 Ke6 38. Raa7 Rg6 39. Rf7 h5 40. Rae7+ Kd6 41. Re5 h4 42. Rfxf5 h3+ 43. Kg3 Rb1 44. Rxd5+ Kc6 45. Rc5+ Kb6 46. Rg5 Rg1+ 47. Kh4 Rh6+ 48. Rh5 Rxh5+ 49. Rxh5 Rg2 50. e4 Kc6 51. Kg5 Kd6 52. Kf5 Rxh2 53. Kxg4 Rxf2 54. Rxh3 Ke6 55. Rh6+ Ke7 56. Kf5 Ke8 57. Rh7 Rf1 58. Ke6 Rxf4 59. Rh8+ Rf8 60. Rxf8+ Kxf8 61. Kd7 1-0

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.21"]
[Round "7"]
[White "Sun, Chao"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2130"]
[BlackElo "1502"]
[PlyCount "73"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wuxi High Level"]
[BlackTeam "Xiamen Xiaqiyizu"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. Nc3 c6 5. Qc2 Be7 6. b3 Nbd7 7. Bb2 a6 8. Be2 b5 9. g4 h6 10. Rg1 g5 11. 0-0-0 bxc4 12. bxc4 Bb7 13. d4 Bb4 14. c5 a5 15. Na4 Ne4 16. a3 Nxf2 17. Rdf1 Ne4 18. axb4 axb4 19. Nd2 Nxd2 20. Kxd2 Qb8 21. Nb6 Nxb6 22. cxb6 Qxh2 23. Ra1 Kd7 24. Rgf1 Rhf8 25. Rxa8 Bxa8 26. Qc5 Qd6 27. Ra1 Bb7 28. Ra7 Rb8 29. Ba6 Qh2+ 30. Kc1 Qh1+ 31. Kc2 Qe4+ 32. Kb3 Qxe3+ 33. Ka2 b3+ 34. Ka3 f5 35. Bxb7 fxg4 36. Bxc6+ Kd8 37. Qf8# 1-0

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.21"]
[Round "8"]
[White "Zhang, Yuchen"]
[Black "Liu, Haoling"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1502"]
[BlackElo "1635"]
[PlyCount "81"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Xiamen Xiaqiyizu"]
[BlackTeam "Hebei"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Qc2 Bd6 6. h3 Ne7 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bxg3 10. fxg3 Nf5 11. Nf3 Nxg3 12. Rg1 Bf5 13. Qb3 Qb6 14. e3 Qxb3 15. axb3 0-0 16. b4 Nd7 17. b5 Rfe8 18. Kf2 Nxf1 19. Rgxf1 Bd3 20. Rfc1 a6 21. bxc6 bxc6 22. Ra3 Reb8 23. Na4 Bb5 24. Nc5 Nxc5 25. Rxc5 f6 26. Nd2 Kg7 27. Kf3 Ra7 28. Nb3 h5 29. Na5 Rc7 30. Rac3 Rbc8 31. e4 dxe4+ 32. Kxe4 Kg6 33. Kf3 Rd8 34. d5 f5 35. Nxc6 Bxc6 36. Rxc6+ Rxc6 37. dxc6 Kf6 38. Ra3 Ke5 39. Rxa6 Kd6 40. Ra7 Kxc6 41. Rg7 1/2-1/2

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.20"]
[Round "6"]
[White "Zhang, Yuchen"]
[Black "Zhang, Qianyi"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1502"]
[BlackElo "1762"]
[PlyCount "110"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Xiamen Xiaqiyizu"]
[BlackTeam "Nanjing Bozhiyi"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. e3 Nc6 6. Nc3 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 e6 10. Bd3 Nh5 11. Be5 f6 12. Bxh7 Qb6 13. Bg6+ Kd8 14. Bg3 Nxg3 15. fxg3 Nc4 16. Kf2 Qxb2 17. Qxb2 Nxb2 18. a4 Rc8 19. Nge2 f5 20. h4 Bb4 21. Nd1 Nxa4 22. Nf4 b5 23. Bf7 Ke7 24. Bxe6 Bxe6 25. Ng6+ Kf6 26. Nxh8 Rxh8 27. Rc1 Rc8 28. Rxc8 Bxc8 29. Ke2 Bd6 30. h5 Kg5 31. Nf2 Nb6 32. Nh3+ Kh6 33. Nf4 Bxf4 34. exf4 a5 35. Kd3 Bd7 36. Rc1 Nc4 37. Kc3 b4+ 38. Kb3 Bb5 39. Re1 Nd2+ 40. Kc2 Ne4 41. Kb3 Kxh5 42. Rh1+ Kg4 43. Rh7 Kxg3 44. Rxg7+ Kxf4 45. Ra7 Bc4+ 46. Kb2 b3 47. Rxa5 Nf2 48. Kc1 Nd3+ 49. Kd2 Kg3 50. Ra7 Kxg2 51. Rg7+ Kf2 52. Ra7 f4 53. Ra8 f3 54. Ra7 Nb4 55. Ra8 b2 0-1

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.19"]
[Round "5"]
[White "Wu, Wenda"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1700"]
[BlackElo "1502"]
[PlyCount "75"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Ningbo National Fitness"]
[BlackTeam "Xiamen Xiaqiyizu"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Nbd7 5. Bd3 h6 6. Bh4 c5 7. c3 cxd4 8. exd4 Bd6 9. 0-0 0-0 10. Nbd2 b6 11. Qe2 Qc7 12. Rae1 a6 13. Ne5 b5 14. a3 Bb7 15. f4 Nh7 16. g4 Nxe5 17. fxe5 Be7 18. Bg3 Rae8 19. Bb1 g6 20. h4 Kg7 21. Qd3 Qc6 22. h5 Ng5 23. hxg6 Ne4 24. gxf7 Rxf7 25. Rxf7+ Kxf7 26. Qf3+ Kg7 27. Nxe4 dxe4 28. Bxe4 Qc4 29. Bxb7 Rf8 30. Qg2 Bg5 31. Be4 a5 32. Bb1 Qd5 33. Bd3 b4 34. axb4 axb4 35. Qxd5 exd5 36. Rf1 Rc8 37. e6 bxc3 38. Rf7+ 1-0

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.19"]
[Round "4"]
[White "Xu, Chang2222"]
[Black "Zhang, Yuchen"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1614"]
[BlackElo "1502"]
[PlyCount "96"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Chongqing Jiulongpo"]
[BlackTeam "Xiamen Xiaqiyizu"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Ne7 6. 0-0 0-0 7. b3 Bf5 8. c4 c6 9. Re1 Bxd3 10. Qxd3 Nd7 11. Nbd2 Re8 12. Bb2 Nf8 13. g3 f6 14. Re2 Kf7 15. Rae1 Qd7 16. a4 Neg6 17. c5 Bc7 18. Re3 Qg4 19. Kh1 Ne6 20. b4 h5 21. Ng1 Ne7 22. Rxe6 Qxe6 23. Rxe6 Kxe6 24. h4 g6 25. Nf1 Kf7 26. Ne3 Ng8 27. b5 a6 28. Qb3 Ne7 29. Nf3 axb5 30. axb5 Rec8 31. Nd2 Ba5 32. Ne4 Ke6 33. Ng2 Bc7 34. b6 Bb8 35. Kh2 Nf5 36. Nd2 Re8 37. Nf1 Kf7 38. Nfe3 Ne7 39. Ne1 f5 40. Nf3 f4 41. Ng2 fxg3+ 42. fxg3 Nf5 43. Ne5+ Kg8 44. Nf4 Nxd4 45. Bxd4 Bxe5 46. Nxd5 Bxd4 47. Nf6+ Kg7 48. Nxe8+ Rxe8 1/2-1/2

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.18"]
[Round "3"]
[White "Zhang, Yuchen"]
[Black "Liu, Junyi"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1502"]
[PlyCount "66"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Xiamen Xiaqiyizu"]
[BlackTeam "Hefei Xinzhan District"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Nf3 Nc6 7. Be3 e5 8. d5 Ne7 9. Nd2 c6 10. Be2 cxd5 11. cxd5 Ne8 12. g4 f5 13. gxf5 gxf5 14. exf5 Nxf5 15. Nde4 Nxe3 16. fxe3 Qh4+ 17. Kd2 Bf5 18. Bg4 h5 19. Bxf5 Rxf5 20. Qe1 Qe7 21. Rf1 Rxf1 22. Qxf1 Nf6 23. Nxf6+ Qxf6 24. Qxf6 Bxf6 25. Rf1 Kg7 26. Nb5 Be7 27. Nc7 Rc8 28. Ne6+ Kg6 29. Rg1+ Kf6 30. Rf1+ Kg6 31. Rg1+ Kf6 32. Rf1+ Kg6 33. Rg1+ Kf6 1/2-1/2

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.17"]
[Round "1"]
[White "Zhang, Yuchen"]
[Black "Zhao, Chenxi"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "1502"]
[BlackElo "2404"]
[PlyCount "80"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Xiamen Xiaqiyizu"]
[BlackTeam "Guangzhou Lingnan"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 d5 6. a3 Be7 7. cxd5 exd5 8. g3 c6 9. Bg2 Bf5 10. 0-0 Nbd7 11. f3 Nb6 12. e4 dxe4 13. fxe4 Bg4 14. Bf4 Qd7 15. Qb3 Rad8 16. Rad1 Be6 17. Qc2 Bh3 18. Qb3 Be6 19. Qc2 Nc4 20. d5 Bc5+ 21. Kh1 Bh3 22. Rf3 Bxg2+ 23. Kxg2 b5 24. Rfd3 Qe8 25. Kf3 cxd5 26. exd5 Nd7 27. b4 Bb6 28. d6 Nde5+ 29. Bxe5 Nxe5+ 30. Kf4 Qe6 31. Nd4 Nxd3+ 32. Rxd3 Qxd6+ 33. Kf3 Bxd4 34. Ne2 Qd5+ 35. Kg4 h5+ 36. Kh3 Qf5+ 37. Kg2 Qf2+ 38. Kh3 Qf1+ 39. Kh4 Bf6+ 40. Kxh5 Qf5# 0-1

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.17"]
[Round "2"]
[White "Zhou, Yuxu"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "1252"]
[BlackElo "1502"]
[PlyCount "127"]
[EventDate "2023.04.17"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Shanghai Haiwan"]
[BlackTeam "Xiamen Xiaqiyizu"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. cxd5 exd5 6. Bg5 Nbd7 7. Qc2 c5 8. dxc5 Qa5 9. Bd2 Qxc5 10. a3 Bxc3 11. Qxc3 Qxc3 12. Bxc3 b6 13. e3 0-0 14. Be2 Ne4 15. Bd4 Ndc5 16. Rd1 Bb7 17. 0-0 Nb3 18. Bd3 f6 19. Bc2 Nbc5 20. b4 Ne6 21. Bb2 a5 22. Bb3 Rfd8 23. Nd4 Nc7 24. f3 Nd6 25. Rc1 Rac8 26. Rfd1 Kh8 27. Kf2 Na6 28. bxa5 Nc5 29. axb6 Ba6 30. Rxc5 Rxc5 31. Ne6 Rb5 32. Nxd8 Rxb3 33. Bd4 Rxa3 34. b7 Ra2+ 35. Kg1 Bxb7 36. Nxb7 Nf5 37. e4 Nh4 38. Bf2 Ng6 39. exd5 Ne5 40. d6 h5 41. h3 Nd7 42. Nc5 Nf8 43. d7 Nxd7 44. Nxd7 Kh7 45. Nf8+ Kg8 46. Ng6 Kh7 47. Nf4 Kh6 48. Be3 g5 49. Rd6 gxf4 50. Rxf6+ Kg5 51. Rxf4 Ra3 52. Re4+ Kf5 53. g4+ hxg4 54. hxg4+ Kf6 55. Kg2 Kg6 56. Kg3 Kf6 57. f4 Kg6 58. f5+ Kf6 59. Re6+ Kf7 60. g5 Ra5 61. g6+ Kg7 62. Re7+ Kg8 63. f6 Rf5 64. Re8# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.09.01"]
[Round "11"]
[White "Nguyen, Manh Duc"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1449"]
[PlyCount "129"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. a3 Nc6 7. Be2 c4 8. 0-0 Nge7 9. Nbd2 Na5 10. Rb1 Ng6 11. Qc2 Nf4 12. Bd1 Nd3 13. b3 Nxb3 14. Nxb3 Ba4 15. Qd2 cxb3 16. Qxd3 Bb5 17. Qd2 Bxf1 18. Kxf1 Rc8 19. Rxb3 Qc7 20. Qb2 b6 21. Be2 f6 22. Ba6 Rd8 23. Qe2 Kf7 24. Bf4 h6 25. Bg3 f5 26. h4 Be7 27. h5 Kg8 28. Nh4 f4 29. Qg4 Bxh4 30. Qxe6+ Qf7 31. Qxf7+ Kxf7 32. Bxh4 Rdf8 33. Bb7 Ke6 34. Rb5 Rf5 35. Bxd5+ Kd7 36. Bf3 Rff8 37. Ke2 Rhg8 38. Kd3 g5 39. hxg6 Rxg6 40. d5 Rg7 41. Ke4 Rc8 42. Bf6 Rgg8 43. Kxf4 Rc4+ 44. Kf5 Rf8 45. Kg6 Ra4 46. Rb3 Rf4 47. Rb4 Rxb4 48. cxb4 a5 49. Kg7 Rb8 50. b5 a4 51. g4 Ra8 52. d6 Ra7 53. Bc6+ Ke6+ 54. Kg6 Rg7+ 55. Kh5 Rf7 56. f4 Rxf6 57. exf6 Kxf6 58. d7 Ke7 59. Kxh6 Kd8 60. g5 Ke7 61. g6 Kd8 62. g7 Kc7 63. g8Q Kd6 64. Qd5+ Ke7 65. d8Q# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.31"]
[Round "10"]
[White "Zhang, Yuchen"]
[Black "Patil, Dhruva1111"]
[Result "0-1"]
[ECO "E90"]
[BlackElo "1901"]
[PlyCount "128"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. Bc4 cxd5 13. Bxd5 Nd7 14. Nd2 Nc5 15. Nc4 Bf8 16. h4 h6 17. Be3 Be6 18. Bxc5 Bxc5 19. Bxe6 Rxe6 20. Rd1 Bd4 21. Ke2 b5 22. Ne3 Ra6 23. a3 Bxb2 24. Rb1 Bd4 25. Rxb5 Rxa3 26. Nc2 Ra2 27. Kd3 Bxf2 28. Rxe5 Rc8 29. Nb4 Ra3+ 30. Ke2 Bg3 31. Rd5 Re8 32. Rd4 f5 33. Nd5 Kg7 34. Rh3 Rxe4+ 35. Rxe4 fxe4 36. Nb4 a5 37. Nc2 Rd3 38. Rh1 Bf4 39. Rd1 Rxd1 40. Kxd1 Kf6 41. Ke2 h5 42. Nd4 a4 43. Nb5 Ke5 44. Nc3 a3 45. Na2 Bg3 46. Ke3 Bxh4 47. Nc3 Bg5+ 48. Ke2 Bf4 49. Na2 Kd4 50. Nb4 Kc4 51. Na2 Kb3 52. g3 Bh6 53. g4 hxg4 54. Kf2 e3+ 55. Ke2 Kxa2 56. Ke1 Kb2 57. Ke2 a2 58. Kd3 a1Q 59. Ke2 Qa6+ 60. Ke1 e2 61. Kf2 Bd2 62. Kg3 e1Q+ 63. Kxg4 Qae6+ 64. Kf3 Q6e4# 0-1

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.30"]
[Round "9"]
[White "Chen, Sihao1111"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "C13"]
[PlyCount "157"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 0-0 9. Bd3 c5 10. c3 cxd4 11. Nxd4 a6 12. 0-0 e5 13. Ne2 Rd8 14. Qc2 g6 15. Rad1 Nc6 16. Ng3 Qg7 17. Bc4 h5 18. Rxd8+ Nxd8 19. Ne4 Bf5 20. Qe2 Bxe4 21. Qxe4 Kh7 22. f4 exf4 23. Qxf4 f5 24. Rd1 Nc6 25. Be6 Rd8 26. Rxd8 Nxd8 27. Bd5 Qd7 28. Qe5 Nc6 29. Qe6 Qxe6 30. Bxe6 b6 31. Kf2 Kg7 32. Ke3 Kf6 33. Bd5 Ne7 34. Bb7 a5 35. Kd4 Ke6 36. Kc4 Kd6 37. Kb5 Kc7 38. Bf3 Nc8 39. Kc4 Kd6 40. b4 axb4 41. cxb4 f4 42. a4 Na7 43. Kd4 Ke6 44. Ke4 g5 45. Bxh5 Nc6 46. Bg4+ Kf6 47. b5 Nb4 48. h3 Nc2 49. Kd5 Nb4+ 50. Kd6 Nd3 51. Kc6 Nb2 52. Kxb6 Nxa4+ 53. Kc7 Nc5 54. b6 Na6+ 55. Kc8 Ke5 56. b7 Ke4 57. Bf3+ Ke3 58. b8Q Nxb8 59. Kxb8 Kd4 60. Kc7 Ke5 61. Kd7 Kf6 62. Kd6 Kf5 63. Ke7 Ke5 64. Kf7 Kf5 65. Bg4+ Ke4 66. Kf6 f3 67. Bxf3+ Kf4 68. Bg4 Kg3 69. Kxg5 Kxg2 70. h4 Kg3 71. h5 Kf2 72. h6 Ke3 73. h7 Ke4 74. h8Q Ke3 75. Qe5+ Kf2 76. Qf4+ Kg2 77. Kh4 Kg1 78. Kg3 Kh1 79. Qf1# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.29"]
[Round "8"]
[White "Zhang, Yuchen"]
[Black "Jiang, Lucas"]
[Result "1-0"]
[ECO "D85"]
[BlackElo "1636"]
[PlyCount "99"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Nxc3 6. Bxc3 Bg7 7. e4 c5 8. d5 0-0 9. Qd2 b6 10. Bxg7 Kxg7 11. Qc3+ Kg8 12. 0-0-0 Qc7 13. g3 Bb7 14. Bc4 a6 15. a4 Qd7 16. Qb3 Qc7 17. h4 Kg7 18. h5 f6 19. hxg6 hxg6 20. Qe3 g5 21. Qf3 Nd7 22. Qf5 Rh8 23. Nf3 Ne5 24. d6 Qd7 25. Qxd7 Nxd7 26. Rxh8 Kxh8 27. dxe7 Bc6 28. Rd6 Bxa4 29. b3 Re8 30. bxa4 Rxe7 31. Bxa6 Kg7 32. Bb7 Kf7 33. Bc6 Ne5 34. Nxe5+ Rxe5 35. g4 Re6 36. Bd5 Kg6 37. Bxe6 Kg7 38. Rxb6 c4 39. Bxc4 Kf8 40. a5 Ke7 41. a6 Kd7 42. a7 Kc7 43. a8Q Kxb6 44. Qd8+ Kc6 45. Qxf6+ Kc5 46. Qxg5+ Kxc4 47. Qd5+ Kb4 48. Kc2 Ka4 49. Kc3 Ka3 50. Qa5# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.28"]
[Round "7"]
[White "Wang, Bingnan"]
[Black "Zhang, Yuchen"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "1541"]
[PlyCount "119"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Qb6 8. g3 Be7 9. Bh3 0-0 10. Ne2 cxd4 11. cxd4 f6 12. Bxe6+ Kh8 13. exf6 Nxf6 14. Bxc8 Bb4+ 15. Bd2 Bxd2+ 16. Qxd2 Ne4 17. Qd3 Qb4+ 18. Kf1 Raxc8 19. Kg2 Qxb2 20. Rhb1 Nb4 21. Rxb2 Nxd3 22. Rxb7 Rc2 23. Nfg1 Rfc8 24. Rxa7 Nc3 25. Kf3 h5 26. Re7 Rxa2 27. Rxa2 Nxa2 28. Ke3 Nab4 29. Nf3 Nb2 30. f5 Nc4+ 31. Kf4 Nd3+ 32. Kg5 Rf8 33. Nh4 Kh7 34. Ng6 Rf6 35. Nef4 Nxf4 36. Nxf4 Nd6 37. Rxg7+ Kxg7 38. Nxh5+ Kf7 39. Nxf6 Nb5 40. Nxd5 Nxd4 41. h4 Nf3+ 42. Kf4 Nd4 43. g4 Kg7 44. g5 Nc6 45. h5 Nd8 46. f6+ Kf7 47. Kf5 Kg8 48. g6 Kf8 49. g7+ Kf7 50. Ne7 Ke8 51. g8Q+ Kd7 52. Ke5 Kc7 53. Nd5+ Kd7 54. Qg7+ Kc6 55. Qc7+ Kb5 56. Kd6 Ka4 57. Qc4+ Ka3 58. Qb4+ Ka2 59. Nc3+ Ka1 60. Qb1# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.26"]
[Round "6"]
[White "Zhang, Yuchen"]
[Black "Liu, Fung Ming Mathew"]
[Result "1-0"]
[ECO "D10"]
[BlackElo "1561"]
[PlyCount "129"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Bf5 6. Qb3 Qd7 7. Nf3 a6 8. Nc3 e6 9. Be2 Bb4 10. 0-0 Bxc3 11. Qxc3 Nf6 12. Be5 Ne4 13. Qb3 0-0 14. Qb6 Bg4 15. Bf4 Rac8 16. h3 Bh5 17. g4 Bg6 18. Rad1 f5 19. g5 Bh5 20. Rfe1 Bxf3 21. Bxf3 Ne7 22. Rc1 Ng6 23. Be2 Nxf4 24. exf4 Qe7 25. h4 Kh8 26. Kg2 h6 27. f3 Nd6 28. Bd3 Qd7 29. Rc5 h5 30. Re5 Rfe8 31. b4 Nf7 32. Re2 Nd6 33. a4 Rcd8 34. Qc7 Qxa4 35. Rxe6 Rxe6 36. Qxd8+ Kh7 37. Rc8 Nxc8 38. Bxf5+ Rg6 39. Qxc8 Qc6 40. Qxc6 bxc6 41. Kf2 c5 42. dxc5 d4 43. Ke2 Kg8 44. Bxg6 Kf8 45. Bxh5 Ke7 46. Bg4 Kf7 47. Bc8 Ke7 48. Kd3 g6 49. Bxa6 Kd7 50. Kxd4 Kc7 51. Bd3 Kc6 52. b5+ Kb7 53. Bxg6 Kc7 54. Be4 Kd7 55. Bc6+ Kc7 56. g6 Kc8 57. g7 Kc7 58. b6+ Kxc6 59. b7 Kxb7 60. c6+ Kxc6 61. g8Q Kb6 62. Qe6+ Kb5 63. Qd6 Ka5 64. Kc4 Ka4 65. Qa6# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.25"]
[Round "5"]
[White "Jaivardhan, Raja Pilla"]
[Black "Zhang, Yuchen"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1287"]
[PlyCount "86"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. 0-0 Qc7 12. h3 0-0 13. Be3 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Nd4 Qf7 17. f4 Bxd4 18. Bxd4 Qh5 19. Be2 Qf5 20. Bxf6 Qxf6 21. Qxd5+ Kh8 22. Qd2 Be6 23. b3 Rad8 24. Qe3 Rfe8 25. Bb5 Bd7 26. Qc5 Rc8 27. Bxd7 Rxc5 28. Bxe8 Rf5 29. Rac1 h6 30. Rc8 Kh7 31. g3 Qd4+ 32. Kh1 Qd5+ 33. Kg1 Qe6 34. Rb8 Qe3+ 35. Kg2 Rd5 36. Rf2 Qe4+ 37. Kh2 Rd1 38. Rg2 Qe1 39. g4 Qh1+ 40. Kg3 Rd3+ 41. Kf2 Rd2+ 42. Ke3 Qe1+ 43. Kf3 Rd3# 0-1

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.24"]
[Round "4"]
[White "Ishaan, Singh Khanuja"]
[Black "Zhang, Yuchen"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1240"]
[PlyCount "120"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. 0-0 Bd6 11. Nf3 Qc7 12. Ng3 0-0 13. b3 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Rb1 Qc5 17. Be3 d4 18. Bd2 Bxg3 19. fxg3 Bg4 20. Qc2 Qxc2 21. Bxc2 Be2 22. Rfe1 Rfe8 23. h3 d3 24. Bd1 Ne4 25. Bf4 Nc3 26. Bxe2 Nxb1 27. Rxb1 Rxe2 28. Rd1 Rd8 29. Bd2 Kf7 30. g4 Ke6 31. Kh2 Ke5 32. Bc3+ Ke4 33. Bd2 Rc8 34. Kg3 Rc2 35. Bb4 d2 36. a3 Kd3 37. Bxd2 Rcxd2 38. Rc1 g5 39. Rg1 Kc3 40. b4 Kb3 41. b5 Kxa3 42. h4 Rd3+ 43. Kh2 gxh4 44. g5 h3 45. g6 Rxg2+ 46. Rxg2 hxg2 47. gxh7 Rh3+ 48. Kxh3 g1Q 49. h8Q Qh1+ 50. Kg3 Qxh8 51. b6 axb6 52. Kg2 b5 53. Kg3 b4 54. Kg4 b3 55. Kf3 b2 56. Kg3 b1Q 57. Kg2 Qd3 58. Kg1 Qa1+ 59. Kh2 Qb2+ 60. Kg1 Qd1# 0-1

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.23"]
[Round "3"]
[White "Zhang, Yuchen"]
[Black "Bozorov, Javokhir"]
[Result "1/2-1/2"]
[ECO "E42"]
[BlackElo "1276"]
[PlyCount "180"]
[EventDate "2019.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 c5 6. a3 Bxc3+ 7. Nxc3 cxd4 8. exd4 d5 9. Bg5 Re8 10. cxd5 exd5+ 11. Be2 Be6 12. 0-0 Nbd7 13. f4 Nb6 14. Bb5 Rf8 15. f5 Bc8 16. Qf3 Qd6 17. Rad1 Bd7 18. Be2 Rfe8 19. Bf4 Qe7 20. Be5 Bc6 21. Bd3 Nbd7 22. Rfe1 Qf8 23. Nb5 Nxe5 24. dxe5 Qc5+ 25. Qf2 Qxf2+ 26. Kxf2 Ng4+ 27. Kg3 Nxe5 28. Nc7 Nxd3 29. Rxe8+ Rxe8 30. Nxe8 Nxb2 31. Re1 Nc4 32. Nc7 Kf8 33. a4 d4 34. Rd1 Ne3 35. Re1 Bxa4 36. Kf2 Ke7 37. Nd5+ Kd6 38. Nxe3 dxe3+ 39. Kxe3 Bc6 40. g4 a5 41. Kd4 b5 42. g5 a4 43. f6 gxf6 44. gxf6 Bd7 45. Kc3 Be6 46. Kb4 Bc4 47. Re7 Kc6 48. h4 h6 49. Re5 Kd6 50. Re8 Kd5 51. h5 Kd4 52. Rh8 a3 53. Kxa3 Kc3 54. Rg8 b4+ 55. Ka4 b3 56. Ka3 b2 57. Rb8 Be2 58. Rxb2 Bxh5 59. Rh2 Bg4 60. Rxh6 Bf5 61. Rh5 Bg6 62. Rg5 Be4 63. Rc5+ Kd4 64. Kb4 Bd5 65. Kb5 Ke5 66. Kb6 Kd6 67. Rc2 Ke6 68. Rf2 Kd6 69. Rf1 Bc4 70. Rf2 Bd5 71. Rd2 Ke5 72. Kc5 Be6 73. Rf2 Bf5 74. Kc6 Kxf6 75. Kd6 Kg6 76. Ke7 Be4 77. Rxf7 Bd5 78. Rf1 Kg7 79. Rg1+ Kh8 80. Kf6 Bg8 81. Kg6 Bh7+ 82. Kh6 Bg8 83. Rg7 Bd5 84. Rg5 Bg8 85. Rg2 Bh7 86. Rb2 Bg8 87. Rb5 Bh7 88. Rb6 Bg8 89. Rb7 Bd5 90. Rb8+ Bg8 1/2-1/2

