[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.08.02"]
[Round "11"]
[White "Sang, Chengyan"]
[Black "Jiao, Zhaorui"]
[Result "1/2-1/2"]
[ECO "A37"]
[BlackElo "1673"]
[PlyCount "101"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 e5 6. 0-0 Nge7 7. d3 0-0 8. Qc2 d6 9. b3 a6 10. Bb2 Rb8 11. Rac1 h6 12. Rfd1 Be6 13. Qd2 f5 14. Ne1 f4 15. Ne4 g5 16. Nc2 Qd7 17. e3 f3 18. Bh1 g4 19. b4 b5 20. cxb5 Rxb5 21. a4 Rb6 22. Ba3 cxb4 23. Nxb4 Nxb4 24. Bxb4 Rfb8 25. Ba3 Bb3 26. Re1 Bxa4 27. h3 h5 28. d4 Nf5 29. dxe5 dxe5 30. Qa2+ Bb3 31. Qa1 Qf7 32. Bc5 Rc6 33. Qa3 Qc7 34. Nd2 Bf7 35. Nxf3 gxf3 36. Bxf3 Rb3 37. Bxc6 Rxa3 38. Bxa3 Qa5 39. Bc5 Be6 40. Bf3 Nh6 41. Bg2 e4 42. Re2 Qb5 43. Rd2 a5 44. Bxe4 a4 45. Bg6 Bf6 46. Bxh5 a3 47. Be2 Qa5 48. Rd6 a2 49. Rxe6 a1Q 50. Rxa1 Qxa1+ 51. Kg2 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.08.01"]
[Round "9"]
[White "Cai, Ruichen"]
[Black "Sang, Chengyan"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "1863"]
[PlyCount "85"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 Bb7 6. Bg2 Be7 7. 0-0 0-0 8. Qc2 d5 9. cxd5 Nxd5 10. Rd1 Nd7 11. e4 N5f6 12. Ng5 h6 13. Nh3 c5 14. Nb3 cxd4 15. Nxd4 Rc8 16. Qe2 a6 17. b3 b5 18. Bb2 Qb6 19. Nf4 Nc5 20. e5 Nfd7 21. Rac1 Rfd8 22. Nh5 Nf8 23. Nf4 Bxg2 24. Kxg2 Rc7 25. Bc3 Rdc8 26. Qe1 Qb7+ 27. f3 Ncd7 28. Bd2 Rxc1 29. Rxc1 Rxc1 30. Bxc1 Qc7 31. Nd3 Ng6 32. f4 Qb7+ 33. Kg1 Qd5 34. Be3 Nc5 35. Nxc5 Bxc5 36. Nc2 Ne7 37. Qf2 Qd1+ 38. Kg2 Bxe3 39. Nxe3 Qd3 40. Qf3 Qd2+ 41. Qf2 Qd3 42. Qf3 Qd2+ 43. Qf2 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.08.01"]
[Round "10"]
[White "Ren, Yibai"]
[Black "Sang, Chengyan"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1243"]
[PlyCount "44"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Bd7 7. b4 cxd4 8. cxd4 Rc8 9. Be3 Nge7 10. Bd3 Nf5 11. 0-0 Be7 12. Nbd2 0-0 13. Nb3 Nb8 14. g4 Nxe3 15. fxe3 Bb5 16. Nc5 Bxd3 17. Qxd3 Qc7 18. Rac1 b6 19. Nxe6 Qxc1 20. Nxf8 Qc2 21. Qxc2 Rxc2 22. Nxh7 Kxh7 0-1

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.31"]
[Round "8"]
[White "Sang, Chengyan"]
[Black "Zhang, Jiakun"]
[Result "1-0"]
[ECO "A29"]
[BlackElo "1304"]
[PlyCount "65"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 e5 5. Nf3 Nc6 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 0-0 9. 0-0 d6 10. Qd3 Nd7 11. b3 Nc5 12. Qd2 Be6 13. Bb2 Rb8 14. Rfd1 Re8 15. Nb5 Bxb2 16. Qxb2 Bg4 17. Rd2 a6 18. Nc3 Qd7 19. Nd5 Re6 20. Nf6+ Rxf6 21. Qxf6 Bh3 22. f3 Be6 23. e4 b5 24. cxb5 axb5 25. Rc1 Nb7 26. f4 Na5 27. Rf2 c5 28. f5 Bxb3 29. axb3 Nxb3 30. Rd1 Rd8 31. e5 Nd4 32. fxg6 hxg6 33. Bd5 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "6"]
[White "Sang, Chengyan"]
[Black "Zhou, Yuxu"]
[Result "1-0"]
[ECO "E20"]
[BlackElo "1374"]
[PlyCount "129"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. d4 Bb4 6. Bg2 0-0 7. Nf3 Re8 8. 0-0 c6 9. Qc2 Nbd7 10. Bg5 h6 11. Bxf6 Nxf6 12. e3 Bd6 13. Rac1 Bd7 14. Rfe1 Qc8 15. Qb3 Qb8 16. Nd2 b5 17. Ne2 Qb6 18. Qc2 Rac8 19. Nb3 g6 20. Nf4 Bf5 21. Nd3 a5 22. Qe2 b4 23. Nbc5 Ra8 24. Qd1 Rec8 25. Ne5 Bxc5 26. Rxc5 Nd7 27. Nxd7 Bxd7 28. Qf3 a4 29. Qf4 h5 30. Rec1 a3 31. b3 Qb8 32. Qxb8 Raxb8 33. Kf1 Kf8 34. Ke2 f5 35. h4 Ke7 36. Kd3 Kd6 37. f3 Be6 38. e4 fxe4+ 39. fxe4 Ra8 40. Ke3 Rab8 41. R1c2 Ra8 42. Rc1 Rab8 43. Kf4 Rf8+ 44. Ke3 Rfc8 45. Kf4 Rf8+ 46. Ke3 Rbc8 47. Bf3 Bd7 48. e5+ Ke7 49. Ra5 Ra8 50. Rxa8 Rxa8 51. Be2 Rf8 52. Rf1 Rxf1 53. Bxf1 Bf5 54. Bd3 Ke6 55. Bxf5+ Kxf5 56. Kf3 g5 57. Ke3 g4 58. Kd3 Ke6 59. Kd2 c5 60. dxc5 Kxe5 61. Kd3 d4 62. c6 Kd6 63. Kxd4 Kxc6 64. Kc4 Kd6 65. Kxb4 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "5"]
[White "Zhang, Yichi1111"]
[Black "Sang, Chengyan"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "1600"]
[PlyCount "45"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. Bc3 d5 9. Nbd2 Nbd7 10. 0-0 0-0 11. Re1 Rc8 12. e4 dxe4 13. Nxe4 Nxe4 14. Rxe4 Nf6 15. Re1 Qc7 16. Qc2 Bb7 17. Ne5 c5 18. Bxb7 Qxb7 19. Qe2 cxd4 20. Bxd4 Rfd8 21. Red1 h6 22. Qf3 Qxf3 23. Nxf3 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "1"]
[White "Sang, Chengyan"]
[Black "Hou, Yixuan"]
[Result "1-0"]
[ECO "E20"]
[BlackElo "1438"]
[PlyCount "159"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. d4 Bb4 6. Bg2 0-0 7. Nf3 Ne4 8. Qb3 c5 9. 0-0 Nc6 10. dxc5 Be6 11. Qc2 Nxc3 12. bxc3 Bxc5 13. Ng5 g6 14. Nxe6 fxe6 15. Bh6 Rf7 16. e4 d4 17. cxd4 Bxd4 18. Rab1 Rc8 19. Qe2 Qf6 20. Be3 e5 21. Qc4 Kg7 22. Bxd4 exd4 23. f4 Ne7 24. Qe2 Rc7 25. Qd2 Nc6 26. Rfd1 Qe6 27. Rb5 Rfe7 28. Rd5 Rcd7 29. Rf1 Qf6 30. Rd1 Qe6 31. Rf1 Qf6 32. Bh3 Rxd5 33. exd5 Nd8 34. Rd1 Nf7 35. Qxd4 Qxd4+ 36. Rxd4 Nd6 37. Be6 Rc7 38. Rd2 Kf6 39. Kg2 h6 40. Re2 Re7 41. g4 g5 42. Kg3 a5 43. h4 a4 44. Rc2 Ne4+ 45. Kf3 Nd6 46. fxg5+ hxg5 47. h5 Ke5 48. Ke3 b5 49. Kd3 Nb7 50. Re2+ Kd6 51. Kc3 Kc5 52. h6 Rh7 53. Rh2 Nd6 54. Bg8 Rh8 55. Be6 Rh7 56. Rh5 b4+ 57. Kc2 Kc4 58. Bg8 Rh8 59. h7 b3+ 60. Kb2 Kb4 61. axb3 axb3 62. Rh3 Nc4+ 63. Kb1 Nd6 64. Rd3 Ka3 65. Rc3 Kb4 66. Kb2 Ne4 67. Rxb3+ Kc5 68. Rf3 Nd6 69. Kc3 Kb6 70. Kd4 Kc7 71. Ke5 Kd7 72. Kf6 Ne8+ 73. Kxg5 Ke7 74. Re3+ Kf8 75. Rxe8+ Kxe8 76. Kf6 Kf8 77. d6 Ke8 78. Kg7 Rxh7+ 79. Bxh7 Kd7 80. g5 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "2"]
[White "Xiong, Junyi"]
[Black "Sang, Chengyan"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "1611"]
[PlyCount "42"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 c6 7. b3 Nbd7 8. Bb2 b6 9. Nbd2 Bb7 10. Ne5 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Nxe5 14. dxe5 Qxd1 15. Raxd1 Rfd8 16. f4 Ba8 17. f5 exf5 18. Bxf5 Rxd1 19. Rxd1 Rd8 20. Rxd8+ Bxd8 21. Be4 Be7 1/2-1/2

