[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.08.02"]
[Round "11"]
[White "Chen, Haiyang"]
[Black "Wei, Yixiu"]
[Result "1/2-1/2"]
[ECO "B45"]
[PlyCount "40"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Bb5 Bb4 7. Bg5 a6 8. Bxc6 dxc6 9. 0-0 Qa5 10. Bxf6 gxf6 11. Nce2 Qg5 12. Ng3 h5 13. Nf3 Qg6 14. Qd4 Be7 15. h4 e5 16. Qd3 Bg4 17. Qe3 0-0-0 18. Rad1 Bd6 19. Rd3 Rhg8 20. Rfd1 Kc7 1/2-1/2

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.08.01"]
[Round "10"]
[White "Zhou, Guoli"]
[Black "Chen, Haiyang"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "39"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. Nxd4 d6 6. Nc3 Nf6 7. h3 a6 8. Be3 Bd7 9. Qd2 b5 10. Bd5 Nxd5 11. Nxd5 Bf6 12. Qc3 0-0 13. 0-0-0 Nxd4 14. Nxf6+ Qxf6 15. Bxd4 Qg5+ 16. Kb1 Rfc8 17. f4 Qxf4 18. Bxg7 Qxe4 19. Rhe1 Qc4 20. Qg3 1/2-1/2

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.31"]
[Round "8"]
[White "Chen, Haiyang"]
[Black "Pan, Haoyang"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "40"]
[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. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nf6 6. 0-0 0-0 7. c3 Bg4 8. Bg5 h6 9. Bh4 Nbd7 10. Nbd2 c6 11. Qc2 Qc7 12. Bxf6 Nxf6 13. h3 Bd7 14. Nh4 Rfe8 15. Nf5 Bxf5 16. Bxf5 Re7 17. Nf3 Rae8 18. Bd3 c5 19. Bb5 Rc8 20. Rfe1 Rxe1+ 1/2-1/2

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.31"]
[Round "7"]
[White "Yang, Ce"]
[Black "Chen, Haiyang"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "53"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. 0-0 h6 7. b4 Bb6 8. a4 a5 9. b5 Ne7 10. Be3 Bxe3 11. fxe3 Be6 12. Nbd2 0-0 13. Rb1 Ng6 14. Qc2 Ng4 15. Rbe1 Bxc4 16. Nxc4 Nh4 17. h3 Nxf3+ 18. Rxf3 Nf6 19. Ref1 Qe7 20. Rf5 b6 21. Qf2 Rad8 22. Qh4 Nd5 23. Qf2 Nf6 24. Qg3 Nd7 25. R1f3 Kh7 26. Rf1 Nc5 27. Nb2 1-0

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "6"]
[White "Chen, Haiyang"]
[Black "Wei, Jiaxi"]
[Result "1/2-1/2"]
[ECO "C68"]
[PlyCount "43"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Bc5 6. d3 f6 7. h3 Be6 8. Bd2 Ne7 9. a3 Qd7 10. Qe2 0-0-0 11. Be3 Bd4 12. Na4 b6 13. Bxd4 exd4 14. b3 g5 15. e5 g4 16. hxg4 Bxg4 17. 0-0-0 Bxf3 18. gxf3 fxe5 19. Qxe5 Qd6 20. Qxd6 Rxd6 21. Rde1 Ng6 22. Re4 1/2-1/2

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "5"]
[White "Xue, Lansiyi"]
[Black "Chen, Haiyang"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "47"]
[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 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Be3 Bb6 7. Nxc6 dxc6 8. Qxd8+ Kxd8 9. 0-0-0+ Bd7 10. Bxb6 cxb6 11. f3 Re8 12. Bc4 Re7 13. Rhe1 Kc7 14. a4 Be6 15. Bxe6 Rxe6 16. Rd3 Rd8 17. Red1 Rxd3 18. cxd3 Nh5 19. Ne2 c5 20. g4 Nf6 21. Kc2 g5 22. d4 Nd7 23. Rd2 Rf6 24. Ng1 1/2-1/2

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.29"]
[Round "4"]
[White "Chen, Haiyang"]
[Black "Jiang, Ziming"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "95"]
[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. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. c3 0-0 7. 0-0 Bg4 8. Bg5 h6 9. Bh4 Nbd7 10. Nbd2 Re8 11. Qc2 c6 12. h3 Bxf3 13. Nxf3 Qc7 14. Bxf6 Nxf6 15. Rfe1 Qd7 16. Bf5 Qc7 17. Rad1 g6 18. Bd3 Qd7 19. Qd2 Rxe1+ 20. Rxe1 Re8 21. Rxe8+ Qxe8 22. Qxh6 Bf8 23. Qg5 Be7 24. Qe5 Qd8 25. Qe3 Qd6 26. Ne5 Nd7 27. Ng4 Qe6 28. Qxe6 fxe6 29. Bxg6 Kg7 30. Bd3 Nf6 31. Nxf6 Bxf6 32. f4 b6 33. Kf2 c5 34. Ke3 c4 35. Bc2 b5 36. g4 a5 37. g5 Be7 38. a4 bxa4 39. Bxa4 Kg6 40. h4 Kh5 41. Bd7 Kxh4 42. Bxe6 a4 43. Bxd5 a3 44. bxa3 Bxa3 45. Bxc4 Kg4 46. Be6+ Kg3 47. g6 Bf8 48. f5 1-0

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.29"]
[Round "3"]
[White "Wu, Yifan1"]
[Black "Chen, Haiyang"]
[Result "1-0"]
[ECO "D24"]
[PlyCount "75"]
[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 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nf6 7. d5 exd5 8. exd5 Be7 9. Bc4 0-0 10. 0-0 a6 11. a4 h6 12. Bf4 Bd6 13. Bxd6 Qxd6 14. Qc2 Nbd7 15. Rad1 Nb6 16. Ba2 Bg4 17. Qd3 Rac8 18. a5 Nbd7 19. h3 Ne5 20. Nxe5 Bxd1 21. Nc4 Qc7 22. Rxd1 Rcd8 23. Bb1 Rfe8 24. Qf5 Qd7 25. Qxd7 Rxd7 26. Bf5 Rde7 27. Kf1 Rd8 28. h4 g6 29. Bh3 Nd7 30. d6 Ree8 31. Bxd7 Rxd7 32. Nd5 Kg7 33. Ndb6 Rdd8 34. d7 Re7 35. Nd6 Rdxd7 36. Nxd7 Rxd7 37. Nf5+ gxf5 38. Rxd7 1-0

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "2"]
[White "Chen, Haiyang"]
[Black "Sun, Zhengxuan"]
[Result "0-1"]
[ECO "C49"]
[PlyCount "60"]
[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 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. d3 d6 6. h3 h6 7. a3 Ba5 8. 0-0 0-0 9. b4 Bb6 10. Be3 Nd4 11. Bxd4 exd4 12. Ne2 c5 13. Bc4 Re8 14. Ng3 Bc7 15. Nh2 d5 16. exd5 cxb4 17. axb4 Nxd5 18. Qf3 Be6 19. b5 Bxg3 20. Qxg3 Nc3 21. Kh1 Qb6 22. Rfe1 Bxc4 23. Rxe8+ Rxe8 24. dxc4 Ne4 25. Qf3 d3 26. Ng4 d2 27. Rf1 Ng5 28. Qd1 Qd4 29. f3 Qxc4 30. Kg1 Qc5+ 0-1

[Event "CHN-ch U16"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "1"]
[White "Zheng, Yuxuan"]
[Black "Chen, Haiyang"]
[Result "1-0"]
[ECO "D34"]
[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. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c5 5. d4 Nc6 6. cxd5 exd5 7. Nc3 Be6 8. 0-0 Be7 9. dxc5 Bxc5 10. Bg5 h6 11. Bf4 a6 12. Ne5 0-0 13. Rc1 Rc8 14. Nxc6 bxc6 15. Na4 Ba7 16. b4 Ne4 17. Qd3 Bxf2+ 18. Rxf2 Nxf2 19. Kxf2 a5 20. b5 cxb5 21. Rxc8 Qxc8 22. Qxb5 Qc4 1-0

