[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "10"]
[White "Lao, Xingjian"]
[Black "Guo, Jiajun"]
[Result "1/2-1/2"]
[ECO "D11"]
[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 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bf5 6. Qb3 Qb6 7. e3 Nbd7 8. Nc3 dxc4 9. Bxc4 Qxb3 10. Bxb3 Bg7 11. h3 0-0 12. 0-0 h6 13. Rfe1 g5 14. Bh2 e6 15. e4 Bg6 16. Rac1 Nb6 17. Ne5 Bh7 18. Nc4 Nxc4 19. Bxc4 Rfd8 20. e5 Nd5 21. Ne4 Bxe4 22. Rxe4 Ne7 23. b4 Rd7 24. g4 Rad8 25. Rd1 b6 26. Re3 Rxd4 27. Red3 Rxd3 28. Rxd3 Rxd3 29. Bxd3 c5 30. bxc5 bxc5 1/2-1/2

[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "7"]
[White "Guo, Jiajun"]
[Black "Li, Youjia"]
[Result "0-1"]
[ECO "A54"]
[BlackElo "1683"]
[PlyCount "80"]
[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 d6 2. Nf3 Nf6 3. c4 Nbd7 4. g3 e5 5. Nc3 c6 6. Bg2 Be7 7. 0-0 0-0 8. b3 Re8 9. Bb2 e4 10. Ne1 d5 11. Nc2 Nf8 12. f3 exf3 13. Bxf3 dxc4 14. bxc4 Bh3 15. Re1 Ne6 16. Bc1 Nd7 17. e4 c5 18. d5 Nd4 19. Be3 Nxf3+ 20. Qxf3 Ne5 21. Qh5 Bf6 22. Qxh3 Nf3+ 23. Kg2 Nxe1+ 24. Rxe1 Bxc3 25. Rf1 Qa5 26. Qd7 Qxa2 27. Qxf7+ Kh8 28. Rf2 Qxc4 29. Rf4 Qd3 30. Rf2 Qxe4+ 31. Kg1 Qg6 32. Qxb7 Rab8 33. Qxa7 Qe4 34. Qa2 Rb2 35. Qa7 Rb1+ 36. Rf1 Rxf1+ 37. Kxf1 Qd3+ 38. Kg1 Qd1+ 39. Kg2 Qxc2+ 40. Kh3 Qf5+ 0-1

[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "8"]
[White "Li, Yan"]
[Black "Guo, Jiajun"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1593"]
[PlyCount "109"]
[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. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. Qe2+ Be6 7. Ng5 Qe7 8. Nxe6 Qxe6 9. Qxe6+ fxe6 10. 0-0 Nc6 11. Bb5 Kf7 12. Bxc6 bxc6 13. c4 c5 14. dxc5 Bxc5 15. Nd2 Bd6 16. h3 Rhe8 17. f4 c5 18. b3 d4 19. Ba3 e5 20. fxe5 Rxe5 21. Nf3 Re7 22. Rae1 Rd8 23. Rxe7+ Kxe7 24. Ne1 Rc8 25. Nd3 Rc6 26. Re1+ Kd8 27. Re2 Nd7 28. Kf2 Be7 29. Bc1 Rf6+ 30. Ke1 Rf5 31. Kd1 Bd6 32. Kc2 Kc7 33. Bd2 Kc6 34. a3 Nb6 35. Rf2 Rxf2 36. Nxf2 Nd7 37. Nd3 Ne5 38. Nxe5+ Bxe5 39. Kd3 Bf6 40. g4 h6 41. b4 Bg5 42. Be1 Be3 43. h4 Bc1 44. a4 Bf4 45. Ke4 Bc1 46. b5+ Kb6 47. a5+ Kc7 48. Bg3+ Kd7 49. a6 Kc8 50. Bd6 Ba3 51. h5 Bb4 52. Bf8 Kc7 53. Kd3 Ba3 54. Bxg7 Bc1 55. Bf6 1-0

[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.18"]
[Round "6"]
[White "Sima, Xuehan"]
[Black "Guo, Jiajun"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1622"]
[PlyCount "84"]
[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 Nc6 5. Nf3 Qb6 6. a3 c4 7. Nbd2 Na5 8. Rb1 Bd7 9. Be2 Ne7 10. 0-0 h6 11. Qe1 Ba4 12. Bd1 Qb5 13. b4 Nac6 14. Qe2 g5 15. Re1 Ng6 16. Nf1 g4 17. N3d2 h5 18. g3 Bh6 19. Ne3 Kd7 20. Ndf1 Raf8 21. Bxa4 Qxa4 22. b5 Nd8 23. Rb4 Qa5 24. a4 f5 25. b6 Nc6 26. Rb1 axb6 27. Ba3 Ra8 28. Bd6 Nge7 29. Rb5 Qxc3 30. Nc2 Nc8 31. Nfe3 Bxe3 32. fxe3 Rxa4 33. Qf2 Ra2 34. Re2 Qd3 35. e4 dxe4 36. d5 h4 37. Rd2 hxg3 38. hxg3 Rxc2 39. dxc6+ bxc6 40. Rxb6 Rxd2 41. Rb7+ Kd8 42. Be7+ Ke8 0-1

[Event "CHN-ch U12"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "4"]
[White "Yang, Zilong"]
[Black "Guo, Jiajun"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1939"]
[PlyCount "69"]
[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. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 0-0 10. h4 a6 11. h5 Bxd4 12. Bxd4 b5 13. 0-0-0 b4 14. Ne2 a5 15. Kb1 a4 16. Nc1 a3 17. b3 Nxd4 18. Qxd4 Qa5 19. g4 Ba6 20. Bxa6 Rxa6 21. Nd3 Rb6 22. f5 Rc8 23. Qf4 Nc5 24. f6 Ne4 25. Rhe1 Kf8 26. Rc1 Qa7 27. Rxe4 dxe4 28. Qxe4 g6 29. Qf4 gxh5 30. Qh6+ Ke8 31. Qxh7 Kd8 32. Qg8+ Kc7 33. Qxf7+ Kb8 34. Qxa7+ Kxa7 35. g5 1-0

