[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.21"]
[Round "11"]
[White "Wei, Zhengchen"]
[Black "Jiang, Weiyuan"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "1459"]
[PlyCount "51"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. 0-0 Be7 9. f4 d6 10. Kh1 0-0 11. Qe1 Nxd4 12. Bxd4 b5 13. e5 dxe5 14. Bxe5 Qb6 15. Bf3 Bb7 16. Qg3 Bxf3 17. Rxf3 Ne8 18. f5 exf5 19. Nd5 Qd8 20. Rd3 Bh4 21. Qh3 Nd6 22. Bxd6 Qxd6 23. Qxh4 Qe5 24. Ne7+ Kh8 25. Qxh7+ Kxh7 26. Rh3# 1-0

[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "10"]
[White "Jiang, Weiyuan"]
[Black "Ding, Zhiyuan"]
[Result "1/2-1/2"]
[ECO "E01"]
[PlyCount "60"]
[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. g3 d5 4. Nf3 c6 5. Bg2 Bd6 6. 0-0 0-0 7. Nfd2 Nbd7 8. Nc3 Bc7 9. e4 dxe4 10. Ndxe4 Nxe4 11. Nxe4 Nb6 12. b3 e5 13. Bb2 Qe7 14. d5 Rd8 15. Nc3 Be6 16. a4 cxd5 17. cxd5 a6 18. a5 Nc8 19. Qc2 Bg4 20. Rfe1 Qd7 21. Na4 Bxa5 22. Nc5 Qc7 23. Bxe5 Nd6 24. Rec1 Rac8 25. Qb2 Qb6 26. Na4 Qb4 27. Bxg7 Re8 28. Rxc8 Bxc8 29. Bc3 Qb5 30. b4 Bd8 1/2-1/2

[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "8"]
[White "Jiang, Weiyuan"]
[Black "Yu, Haotian"]
[Result "1/2-1/2"]
[ECO "D30"]
[BlackElo "1468"]
[PlyCount "62"]
[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 c6 3. Nf3 e6 4. Qc2 Nf6 5. g3 dxc4 6. Qxc4 b5 7. Qb3 a6 8. Bg2 Bb7 9. 0-0 Nbd7 10. Ne5 Nxe5 11. dxe5 Nd7 12. f4 Be7 13. Be3 0-0 14. Nc3 Qc7 15. Rfd1 c5 16. Ne4 Bd5 17. Qc2 Rac8 18. g4 c4 19. Rac1 Nc5 20. Bd4 Qc6 21. Nxc5 Bxg2 22. b4 Bh3 23. e4 Bxg4 24. Rd2 Rfd8 25. Re1 Rxd4 26. Rxd4 Bxc5 27. bxc5 Qxc5 28. Qf2 Qc7 29. Rc1 c3 30. Qg3 c2 31. Qd3 Bd1 1/2-1/2

[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.16"]
[Round "2"]
[White "Qu, Haoming"]
[Black "Jiang, Weiyuan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1729"]
[PlyCount "83"]
[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 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. 0-0 0-0 9. Qe2 b6 10. Rd1 Bb7 11. Bxd5 exd5 12. Nc3 Na6 13. Bf4 Nc7 14. Qd2 a6 15. Re1 Ne6 16. Bg3 dxe5 17. Bxe5 Rc8 18. Rac1 b5 19. Ne2 Qb6 20. Bg3 a5 21. Red1 Rfd8 22. Qe3 b4 23. Nf4 Bf6 24. Nxe6 Qxe6 25. Qxe6 fxe6 26. Bc7 Rd7 27. Bxa5 Ra8 28. Bxb4 Rxa2 29. Ba3 Ba6 30. Re1 Kf7 31. Re3 Rb7 32. g4 h6 33. h4 Bc4 34. g5 hxg5 35. hxg5 Be7 36. Ne5+ Kg8 37. Bxe7 Rxe7 38. b3 Ba6 39. g6 Re8 40. Rh3 Rf8 41. Nf7 Rxf7 42. Rh8+ 1-0

