[Event "CHN-chT Div-B"]
[Site "Binhai"]
[Date "2024.08.15"]
[Round "6.3"]
[White "Li, Haoyu B"]
[Black "Liu, Yijun"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2158"]
[BlackElo "1859"]
[PlyCount "119"]
[EventDate "2024.08.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Tianjin Binhai New Area"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nge2 c6 6. Qd3 Na6 7. Bf4 Nb4 8. Qd2 Qd8 9. a3 Nbd5 10. Be5 e6 11. 0-0-0 Be7 12. f3 b5 13. Kb1 a5 14. Ne4 Nb6 15. Qf4 Nc4 16. N2c3 Nxe4 17. Qxe4 Nd6 18. Bxd6 Qxd6 19. Nxb5 Qd7 20. Ka1 Ba6 21. Nc3 Bxf1 22. Rhxf1 0-0 23. Qe3 a4 24. Rd3 Rfb8 25. Ne4 Ra5 26. Rb1 Qa7 27. Rc3 Qb6 28. Nc5 Rd8 29. Rc4 Qa7 30. Qc3 Rc8 31. Rd1 h6 32. g3 e5 33. Nd7 Rd8 34. dxe5 Rb5 35. e6 fxe6 36. Rg4 Bg5 37. Qxc6 Rb6 38. Qc5 Qb7 39. Qxb6 Qxb6 40. Nxb6 Rxd1+ 41. Ka2 Rd2 42. c4 Rxh2 43. c5 Rf2 44. Rxa4 Be3 45. Nd7 Rc2 46. Kb3 Rc1 47. Rc4 Kf7 48. Rxc1 Bxc1 49. a4 Ke7 50. Ne5 Kd8 51. Kc3 Be3 52. b4 h5 53. a5 Bf2 54. a6 Kc7 55. Nd7 Bxg3 56. b5 h4 57. b6+ Kc6 58. a7 Kb7 59. c6+ Ka8 60. c7 1-0

[Event "CHN-chT Div-B"]
[Site "Binhai"]
[Date "2024.08.14"]
[Round "5.2"]
[White "Fu, Zixian"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1718"]
[BlackElo "1859"]
[PlyCount "114"]
[EventDate "2024.08.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Tianjin Yipin"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. c4 dxc4 5. e3 e6 6. Nc3 a6 7. a4 c5 8. d5 exd5 9. Qxd5 Nc6 10. Qxd8+ Kxd8 11. 0-0-0+ Bd7 12. Nd5 b5 13. b3 cxb3 14. Nb6 Ra7 15. axb5 axb5 16. Rxd7+ Rxd7 17. Nxd7 Kxd7 18. Bxb5 Bd6 19. f4 Rb8 20. Bd3 Na5 21. Ne2 c4 22. Bf5+ Kc7 23. Kb2 Rd8 24. Kc3 h6 25. Ra1 Kb6 26. Nd4 Re8 27. Kd2 Bb4+ 28. Ke2 Bc3 29. Rd1 Bxd4 30. Rxd4 c3 31. Rd3 c2 32. Rc3 Re7 33. Bxc2 bxc2 34. Rxc2 Nc6 35. Kf3 Kc7 36. Rc5 Re8 37. Rf5 Nd8 38. Rxf6 Rh8 39. e4 Kd7 40. f5 Ke7 41. Rb6 f6 42. Kf4 Re8 43. g3 Kf7 44. g4 Kg7 45. h4 Nf7 46. Rb7 Ra8 47. Rc7 Ra3 48. Rb7 Rh3 49. h5 Rd3 50. Ra7 Rd6 51. Rb7 Kf8 52. Ra7 Ne5 53. Ra8+ Kf7 54. Ra7+ Rd7 55. Ra5 Rd3 56. Ra7+ Ke8 57. Ra8+ Kd7 0-1

[Event "CHN-chT Div-B"]
[Site "Binhai"]
[Date "2024.08.14"]
[Round "4.3"]
[White "Zhou, Yuxu"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1936"]
[BlackElo "1859"]
[PlyCount "56"]
[EventDate "2024.08.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Heilongjiang Beifang"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nge2 h5 10. h4 Nxg3 11. Nxg3 gxh4 12. Nxh5 c6 13. a3 Bd6 14. Nf4 Qe7 15. Be2 Nd7 16. Qc2 Nf6 17. Kf1 Kf8 18. Re1 Bd7 19. Bd3 Re8 20. Re2 Ne4 21. Nxe4 dxe4 22. Bc4 Bg4 23. Re1 Bxf4 24. exf4 h3 25. f3 exf3 26. Rxe7 hxg2+ 27. Qxg2 fxg2+ 28. Kxg2 Kxe7 0-1

[Event "CHN-chT Div-B"]
[Site "Binhai"]
[Date "2024.08.12"]
[Round "2.2"]
[White "Liu, Yijun"]
[Black "Jin, Yueheng"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1859"]
[BlackElo "2340"]
[PlyCount "64"]
[EventDate "2024.08.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Shandong"]
[BlackTeam "Hangzhou Chess Assoc"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 c5 5. d3 Be7 6. a4 0-0 7. Nbd2 Nc6 8. e4 a6 9. exd5 exd5 10. Re1 Re8 11. Ne5 Nxe5 12. Rxe5 Bd6 13. Rxe8+ Qxe8 14. Nf3 h6 15. b3 Be6 16. Bb2 d4 17. Nd2 Bd5 18. Nc4 Bc7 19. Bxd5 Nxd5 20. Qf3 Qc6 21. Re1 Nb4 22. Qxc6 Nxc6 23. Ba3 b5 24. Nd2 Ba5 25. Re2 Bxd2 26. Rxd2 b4 27. Bc1 Re8 28. Kf1 f5 29. Re2 Rxe2 30. Kxe2 Kf7 31. Bf4 g5 32. Bd6 g4 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.21"]
[Round "11"]
[White "Yu, Shuxiao"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "1726"]
[BlackElo "1686"]
[PlyCount "78"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Ne5 Bc6 10. Nxc6 Nxc6 11. e3 Nd5 12. Bd2 Nf6 13. Bc1 Na5 14. Nd2 c5 15. dxc5 Rc8 16. b4 cxb3 17. Nxb3 Nxb3 18. Qxb3 Nd7 19. Ba3 Nxc5 20. Bxc5 Bxc5 21. Qxb7 a5 22. Rfd1 Qc7 23. Rab1 Bb4 24. Qxc7 Rxc7 25. Rbc1 Rxc1 26. Rxc1 g6 27. Bb7 h5 28. Kg2 Kg7 29. Rc8 Rxc8 30. Bxc8 Kf6 31. f4 e5 32. Kf3 exf4 33. exf4 Ke7 34. h3 f5 35. g4 hxg4+ 36. hxg4 fxg4+ 37. Kxg4 Kf6 38. Kf3 g5 39. fxg5+ Kxg5 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "10"]
[White "Liu, Yijun"]
[Black "Jin, Hongtao"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1686"]
[BlackElo "1884"]
[PlyCount "63"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 d6 6. Be2 b6 7. 0-0 Bb7 8. c3 c5 9. Nbd2 Nbd7 10. Bh2 Qc7 11. Re1 Ne4 12. Nxe4 Bxe4 13. Nd2 Bb7 14. a4 a6 15. Qb3 e5 16. dxe5 dxe5 17. Rad1 Bc6 18. e4 b5 19. axb5 axb5 20. Bxb5 Rfb8 21. c4 Ra5 22. Qd3 Bxb5 23. cxb5 Raxb5 24. Nc4 R5b7 25. Qd5 Nb6 26. Nxb6 Rxb6 27. Rc1 Rxb2 28. Qxc5 Qxc5 29. Rxc5 Bf8 30. Rc4 Rb1 31. Kf1 Rxe1+ 32. Kxe1 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "9"]
[White "Yu, Shi"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1705"]
[BlackElo "1686"]
[PlyCount "116"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Be3 Nc6 8. Nxc6 dxc6 9. Nd2 e5 10. h3 Be6 11. a4 Be7 12. Qe2 0-0 13. c3 Rfe8 14. a5 Nd7 15. Bc4 Bc5 16. Bxe6 Rxe6 17. Nc4 Bxe3 18. Qxe3 Nf6 19. Rfd1 Ree8 20. f3 Rad8 21. Qc5 h6 22. Kh1 Nh5 23. Kh2 Nf4 24. g3 Ng6 25. Ne3 f6 26. h4 Ne7 27. Nc4 Nc8 28. Ne3 Qe7 29. Qxe7 Nxe7 30. Nc4 Nc8 31. Kg2 Kf7 32. Kf2 Ke6 33. Ke3 Nd6 34. Nxd6 Rxd6 35. Rxd6+ Kxd6 36. Rd1+ Ke7 37. h5 Rb8 38. Rd2 Ke6 39. Ke2 Rf8 40. g4 Ke7 41. Rd3 Rd8 42. Rxd8 Kxd8 43. Kd3 Kc7 44. Kc4 Kd6 45. Kb4 c5+ 46. Kc4 Kc6 47. b4 cxb4 48. cxb4 Kd6 49. b5 axb5+ 50. Kxb5 Kd7 51. Kb6 Kc8 52. Kc5 Kc7 53. Kd5 Kd7 54. Kc5 Kc7 55. Kb5 Kd7 56. Kb6 Kc8 57. a6 bxa6 58. Kxa6 Kc7 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "8"]
[White "Liu, Yijun"]
[Black "Cheng, Zihan"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "1686"]
[BlackElo "1793"]
[PlyCount "69"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. e3 d6 5. d4 Be7 6. d5 Nb8 7. e4 h5 8. h3 Nd7 9. Bd3 Nf8 10. Bc2 f6 11. Be3 g5 12. Bd3 Qd7 13. Be2 Bd8 14. Nd2 Qh7 15. Nb5 Ke7 16. b4 b6 17. bxc5 dxc5 18. Qa4 Bd7 19. Qa6 Bc8 20. Bxc5+ bxc5 21. Qd6+ Ke8 22. Qc6+ Qd7 23. Qxa8 Rh7 24. Nb3 Bb6 25. a4 a6 26. a5 axb5 27. axb6 Qd8 28. Nxc5 Ng6 29. Ne6 Bxe6 30. Qxd8+ Kxd8 31. dxe6 N8e7 32. c5 Nf4 33. Ra8+ Nc8 34. Bxb5 Nxe6 35. Ba6 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "7"]
[White "Liu, Yijun"]
[Black "Zhong, Taoyu"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1686"]
[BlackElo "1492"]
[PlyCount "53"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. Nc3 d5 4. e3 Bf5 5. cxd5 Nxd5 6. d4 e6 7. Be2 Bd6 8. 0-0 0-0 9. Nd2 Bg6 10. e4 Nxc3 11. bxc3 e5 12. Qb3 Qc7 13. Nc4 b5 14. Nxd6 Qxd6 15. Ba3 Qd8 16. Bxf8 Qxf8 17. dxe5 Bxe4 18. Rfd1 Na6 19. c4 b4 20. Qe3 Bf5 21. Rd6 Qe8 22. Bf3 Rc8 23. Rad1 Nb8 24. Qxa7 h6 25. Qa5 Bd7 26. h3 Kh7 27. Qxb4 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.18"]
[Round "5"]
[White "Liu, Yijun"]
[Black "Jiang, Haochen"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1686"]
[BlackElo "2294"]
[PlyCount "90"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. 0-0 Bf5 5. d3 h6 6. Nbd2 Nbd7 7. Re1 Bh7 8. b3 e5 9. e4 d4 10. h3 a5 11. a4 Bb4 12. Ba3 Bxa3 13. Rxa3 Qe7 14. Ra1 0-0 15. Nc4 Ne8 16. Qd2 b6 17. h4 Nd6 18. Nxd6 Qxd6 19. Bh3 Rae8 20. Qe2 Nc5 21. Nd2 Na6 22. Nc4 Qc5 23. Kh1 Nb4 24. f4 exf4 25. gxf4 b5 26. axb5 cxb5 27. Ne5 Qxc2 28. Rxa5 Qc3 29. Raa1 Rxe5 30. fxe5 Nxd3 31. Rf1 Nf4 32. Rxf4 Qxa1+ 33. Kg2 Ra8 34. Rf2 Qb1 35. Bf5 Ra1 36. Rf1 Qxf1+ 37. Qxf1 Rxf1 38. Kxf1 Bxf5 39. exf5 g5 40. fxg6 fxg6 41. Ke2 g5 42. hxg5 hxg5 43. Kd3 Kf7 44. Kxd4 Ke6 45. Ke4 b4 0-1

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.18"]
[Round "6"]
[White "Shi, Liaoxing"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "D18"]
[WhiteElo "1547"]
[BlackElo "1686"]
[PlyCount "75"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Bd2 a5 10. Ne2 Bxd2 11. Qxd2 Nbd7 12. Nc3 h6 13. h3 Qe7 14. Rfd1 Rfd8 15. Qe2 Ne4 16. Nd2 Nxd2 17. Qxd2 Nb6 18. Bd3 Bxd3 19. Qxd3 Nd5 20. Ne4 Nb4 21. Qc4 Na6 22. Rd2 Rd7 23. Rad1 Rad8 24. Kf1 Rd5 25. Nc3 R5d7 26. Ne4 f5 27. Ng3 Kh7 28. Ke1 Rf8 29. Ne2 g5 30. e4 fxe4 31. Qc2 Qf6 32. Qxe4+ Qg6 33. Qe3 Nb4 34. Kf1 Nd5 35. Qg3 Rdf7 36. Nc3 Rf4 37. Re1 h5 38. Re5 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "4"]
[White "Chen, Muxi"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1834"]
[BlackElo "1686"]
[PlyCount "42"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. 0-0 d6 7. b4 a6 8. a4 h6 9. Qb3 Nh7 10. h3 Ng5 11. Nxg5 Bxg5 12. f4 Bxf4 13. Bxf4 exf4 14. Rxf4 Qg5 15. Bxf7+ Kh8 16. Rf2 Bxh3 17. d4 Bxg2 18. Qd5 Ne5 19. Rxg2 Qc1+ 20. Kh2 Qf4+ 21. Kh1 Qh4+ 0-1

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "3"]
[White "Liu, Yijun"]
[Black "Wang, Jiyan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1686"]
[BlackElo "1480"]
[PlyCount "107"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. b3 c5 6. Bb2 Nc6 7. d4 0-0 8. Nbd2 Ne4 9. dxc5 Bxc5 10. e3 f6 11. Nxe4 dxe4 12. Nd4 Qb6 13. Bxe4 Rd8 14. Qh5 f5 15. Nxc6 bxc6 16. Bd3 Ba6 17. Qe2 Bxd3 18. cxd3 Bf8 19. Rfc1 Rd7 20. Rc2 Rad8 21. d4 c5 22. Rac1 cxd4 23. Bxd4 Qa5 24. Qc4 Kf7 25. h3 Ba3 26. Rb1 Rb8 27. Qc6 Qd8 28. Qa6 Qe7 29. Qa5 Bd6 30. Rc6 e5 31. Qd5+ Qe6 32. Qxe6+ Kxe6 33. Bc5 Kd5 34. Bxd6 Rxd6 35. Rc7 Ra6 36. Rxg7 Rxa2 37. Rxh7 Ke4 38. Kg2 Rc8 39. Rb7 Rcc2 40. Rf1 a5 41. h4 Rcb2 42. h5 Rc2 43. h6 Rc8 44. h7 Rh8 45. Rh1 Rc2 46. Rg7 Rcc8 47. Rh6 Rb8 48. Ra6 Rxb3 49. Rxa5 Rbb8 50. Re7 Kd3 51. Raxe5 Rbf8 52. Rg7 Rf6 53. Kf3 Rh6 54. Rxf5 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.16"]
[Round "2"]
[White "Chen, Borui"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "A47"]
[BlackElo "1686"]
[PlyCount "92"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Bd3 Nh5 6. Bg5 Be7 7. Bxe7 Qxe7 8. 0-0 0-0 9. c3 d6 10. Nbd2 Nd7 11. Re1 Nhf6 12. a4 a5 13. Qc2 e5 14. e4 Rfe8 15. b4 g6 16. d5 Rec8 17. Rab1 axb4 18. cxb4 c6 19. dxc6 Bxc6 20. Rec1 Nf8 21. Qb3 Qb7 22. b5 Bxe4 23. Nxe4 Nxe4 24. Bxe4 Qxe4 25. Rxc8 Rxc8 26. Qxf7+ Kxf7 27. Ng5+ Ke7 28. Nxe4 Rc4 29. f3 d5 30. Ng5 h6 31. Nh3 Rxa4 32. Nf2 Nd7 33. Nd3 Kd6 34. Rc1 Nc5 35. Nxc5 bxc5 36. Rb1 Ra7 37. Kf2 c4 38. Ke3 Kc5 39. f4 d4+ 40. Ke4 exf4 41. Kxf4 d3 42. Ke3 Re7+ 43. Kf3 c3 44. Rc1 Kc4 45. b6 d2 46. Rd1 Kd3 0-1

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.16"]
[Round "1"]
[White "Liu, Yijun"]
[Black "Lai, Tianyu"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1686"]
[PlyCount "33"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nd7 5. Bc4 Nb6 6. Bb3 Bg4 7. Bxf7+ Kxf7 8. Ng5+ Ke8 9. Qxg4 Bxd4 10. Nb5 e5 11. Ne6 Nf6 12. Nbxc7+ Ke7 13. Bg5 Qd7 14. Qh4 Raf8 15. c3 Bxf2+ 16. Qxf2 Rf7 17. 0-0 1-0

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.08.02"]
[Round "11"]
[White "Xie, Jiaxiang"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1694"]
[BlackElo "1655"]
[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 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. 0-0 0-0 9. Qe2 Bd7 10. Bxd5 exd5 11. Nc3 Be6 12. Bf4 dxe5 13. dxe5 Nc6 14. Rfd1 Qa5 15. a3 Rad8 16. b4 Qc7 17. Rac1 Qb8 18. Rc2 d4 19. Ne4 Bb3 20. Rcd2 Bxd1 21. Qxd1 a6 22. Rd3 Qc8 23. Qd2 Qe6 24. h4 h6 25. Ng3 Rd5 26. h5 Rfd8 27. Qe2 f6 28. Qe4 fxe5 29. Bd2 Bf6 30. Nh2 Ne7 0-1

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.08.01"]
[Round "10"]
[White "Liu, Yijun"]
[Black "Ji, Xuan"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1655"]
[PlyCount "41"]
[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. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. d4 0-0 6. Nbd2 b6 7. c4 Bb7 8. b3 Nbd7 9. Bb2 dxc4 10. Nxc4 c5 11. Rc1 Rc8 12. e3 cxd4 13. Bxd4 Nc5 14. Qe2 Qe8 15. Rfd1 Nce4 16. Nfd2 Qb5 17. Bxf6 Nxf6 18. Bxb7 Rc7 19. Bg2 Rfc8 20. Ne4 Nxe4 21. Bxe4 1-0

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.08.01"]
[Round "9"]
[White "Zhang, Qiwang"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1266"]
[BlackElo "1655"]
[PlyCount "142"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 a5 13. g3 Bg5 14. Bg2 Rb8 15. b3 0-0 16. 0-0 g6 17. f4 exf4 18. gxf4 Bh6 19. Qd3 Re8 20. Rae1 Kh8 21. Bh3 Be6 22. Qg3 Bg7 23. Kh1 Rb7 24. Bg2 Ra7 25. Qd3 Qb8 26. Qd2 Qd8 27. Qf2 f5 28. exf5 Bxf5 29. Rxe8+ Qxe8 30. Re1 Qb8 31. Nce3 Nd4 32. Nxf5 Nxf5 33. Bh3 Rf7 34. Bxf5 Rxf5 35. Re7 Bf8 36. Qd4+ Kg8 37. Qa7 Qd8 38. Qd7 Qxd7 39. Rxd7 Rf7 40. Rd8 Ra7 41. Rb8 Kf7 42. Kg2 Bg7 43. Kf3 Bd4 44. Ke4 Bc5 45. f5 gxf5+ 46. Kxf5 Bd4 47. h4 Kg7 48. Ke6 Rf7 49. Kxd6 Rf2 50. Rb7+ Kh6 51. c5 Rxa2 52. c6 Bf2 53. Nf6 Bg3+ 54. Kc5 a4 55. Ne4 Bh2 56. Rxb4 Rc2+ 57. Kd5 axb3 58. Rxb3 Kh5 59. Rb7 h6 60. Rh7 Bf4 61. Rf7 Bb8 62. Rf6 Kxh4 63. Rxh6+ Kg4 64. Rh8 Bf4 65. Nc5 Rd2+ 66. Kc4 Rc2+ 67. Kb5 Rb2+ 68. Ka6 Bc7 69. Nd7 Kf5 70. Rc8 Bh2 71. Re8 Bc7 1/2-1/2

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.31"]
[Round "8"]
[White "Liu, Yijun"]
[Black "Li, Youjia"]
[Result "0-1"]
[ECO "A54"]
[WhiteElo "1655"]
[BlackElo "1670"]
[PlyCount "84"]
[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 d6 2. Nf3 Nf6 3. g3 Nbd7 4. Bg2 e5 5. c4 c6 6. Nc3 Be7 7. Qc2 0-0 8. 0-0 Qc7 9. b3 Re8 10. e3 a6 11. Bb2 Rb8 12. Rac1 b5 13. cxb5 cxb5 14. Qb1 Qa7 15. dxe5 dxe5 16. Ne2 Bc5 17. Ng5 Bxe3 18. fxe3 Qxe3+ 19. Kh1 Qxg5 20. Qd3 Bb7 21. Bxb7 Rxb7 22. Rc6 Qg6 23. Qf3 Qe4 24. Rxa6 Rc7 25. Qxe4 Nxe4 26. Rc1 Rxc1+ 27. Bxc1 Rc8 28. Kg2 f5 29. Be3 Rc2 30. Kf1 g5 31. Ke1 f4 32. gxf4 gxf4 33. Kd1 Rc8 34. Nxf4 exf4 35. Bxf4 Ndc5 36. Ra7 Rf8 37. Be5 Rf5 38. Bb8 Rf2 39. Be5 Nd3 40. Ra8+ Kf7 41. Ra7+ Ke6 42. Ra6+ Kxe5 0-1

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.31"]
[Round "7"]
[White "Liu, Yijun"]
[Black "Yu, Shuxiao"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "1655"]
[BlackElo "1664"]
[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. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. c4 Nf6 8. Nc3 g6 9. 0-0 Bg7 10. Qd3 0-0 11. h3 Nd7 12. Nd4 Qb6 13. Nb3 Nc5 14. Nxc5 dxc5 15. Nd5 Qd8 16. Bg5 f6 17. Be3 b6 18. Qc2 e6 19. Nc3 Qc7 20. Rad1 Rad8 21. Qc1 Rxd1 22. Rxd1 Rd8 23. f4 Rd7 24. Rxd7 Qxd7 25. Qd2 Kf7 26. Qxd7+ Bxd7 27. Kf2 Ke7 28. Ke2 Bc6 29. g3 h6 30. Kd3 Kd7 31. h4 f5 32. e5 h5 33. a4 1/2-1/2

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "6"]
[White "Jiang, Haochen"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1815"]
[BlackElo "1655"]
[PlyCount "122"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c3 Nc6 5. Bf4 Nf6 6. Nf3 g6 7. Bd3 Bg7 8. 0-0 0-0 9. Nbd2 Bg4 10. h3 Bxf3 11. Nxf3 e6 12. Re1 Nd7 13. Qd2 Re8 14. Rad1 Qb6 15. Ne5 Ndxe5 16. dxe5 Qa5 17. Bb1 Rad8 18. Qe3 d4 19. cxd4 Nxd4 20. a3 Nc6 21. b4 Qc7 22. Rxd8 Rxd8 23. Bg5 Rd5 24. Be4 Rd7 25. f4 h6 26. Bh4 Nd4 27. Rd1 Nf5 28. Rxd7 Qxd7 29. Bxf5 exf5 30. Qxa7 Qd1+ 31. Kh2 g5 32. Bg3 Qc1 33. Qc5 Qxa3 34. Qc8+ Bf8 35. fxg5 hxg5 36. Qxf5 Qe3 37. h4 gxh4 38. Bxh4 Qh6 39. Kh3 b5 40. Qg4+ Kh7 41. Qe4+ Qg6 42. Qf4 Bh6 43. Qd4 Qe6+ 44. Kh2 Qf5 45. Bg3 Qh5+ 46. Kg1 Qf5 47. Qc5 Qd3 48. Kh2 Qe2 49. Qd5 Qh5+ 50. Kg1 Be3+ 51. Kf1 Qf5+ 52. Ke2 Bh6 53. Qd3 Kg6 54. Qd6+ Kh5 55. Qd4 Qc2+ 56. Kf1 Qc1+ 57. Be1 Qf4+ 58. Bf2 Qxd4 59. Bxd4 Bd2 60. Bc5 Bc3 61. Bd6 Kg4 1/2-1/2

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "5"]
[White "Yang, Zilong"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1862"]
[BlackElo "1655"]
[PlyCount "88"]
[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 a6 5. Bd3 Nf6 6. Nc3 Qc7 7. Qe2 d6 8. 0-0 Be7 9. Bd2 0-0 10. Rae1 Nc6 11. Nb3 Ne5 12. f4 Nxd3 13. cxd3 b5 14. Rc1 Qd8 15. Nd1 a5 16. Nf2 Bd7 17. Be3 Qb8 18. g4 Rc8 19. g5 Rxc1 20. Rxc1 Ne8 21. Qh5 g6 22. Qd1 h5 23. h4 Qb7 24. Nh1 Bd8 25. Ng3 Rc8 26. Kf2 Rxc1 27. Qxc1 Qc8 28. Qxc8 Bxc8 29. Ke2 Bd7 30. a3 f6 31. d4 Kf7 32. Bd2 a4 33. Nc1 f5 34. e5 dxe5 35. fxe5 Bb6 36. Kd3 Nc7 37. Nce2 Nd5 38. Nc3 Bc6 39. Nge2 Nc7 40. Nf4 Ba5 41. Na2 Be4+ 42. Ke3 Nd5+ 43. Nxd5 Bxd5 44. Bxa5 Bxa2 1/2-1/2

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.29"]
[Round "3"]
[White "Feng, Yusheng"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "1655"]
[PlyCount "132"]
[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 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. d4 Na6 7. c3 Nc7 8. Bd3 Bd6 9. 0-0 0-0 10. Qc2 h6 11. Bd2 Be6 12. c4 Re8 13. Rfe1 Qd7 14. b4 Rad8 15. a4 a6 16. Rab1 Bf8 17. Be3 b5 18. axb5 axb5 19. d5 Bg4 20. Nd4 bxc4 21. Bh7+ Kh8 22. dxc6 Qd5 23. h3 Bc8 24. Bf5 Bxf5 25. Qxf5 Qxf5 26. Nxf5 Nb5 27. Bb6 Rxe1+ 28. Rxe1 Rc8 29. c7 Nxc7 30. Bxc7 Rxc7 31. b5 Ba3 32. Ne3 c3 33. Re2 Rc5 34. Rc2 Bb4 35. b6 Ba5 36. Nd1 Bxb6 37. Rxc3 Rxc3 38. Nxc3 f5 39. g4 fxg4 40. hxg4 g6 41. Kg2 Kg7 42. Kg3 Bc7+ 43. Kg2 Bb8 44. Nd5 Kf8 45. Kf3 Bd6 46. Ke4 Ke8 47. Nf6+ Ke7 48. Ng8+ Ke6 49. Nxh6 Bf8 50. Ng8 f6 51. Nxf6 Kxf6 52. f4 Bd6 53. f5 g5 54. Kd5 Bf4 55. Kc6 Bd2 56. Kd6 Bb4+ 57. Kd5 Ke7 58. Ke5 Bc3+ 59. Kd5 Kd7 60. Kc4 Ba1 61. Kd5 Bf6 62. Kc5 Be7+ 63. Kd5 Bd6 64. f6 Bb8 65. Ke4 Ke6 66. f7 Kxf7 0-1

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.29"]
[Round "4"]
[White "Liu, Yijun"]
[Black "Wang, Zihang"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1655"]
[BlackElo "1752"]
[PlyCount "105"]
[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. Bf4 c5 4. dxc5 e6 5. e3 Bxc5 6. c3 0-0 7. Be2 Nc6 8. 0-0 Bd6 9. Bxd6 Qxd6 10. c4 Rd8 11. Nc3 dxc4 12. Qxd6 Rxd6 13. Bxc4 b6 14. Rfd1 Rxd1+ 15. Rxd1 Bb7 16. a3 Kf8 17. Kf1 Ke7 18. Ke1 Rc8 19. Ba2 Ba6 20. Bb1 Na5 21. Ne5 Nc4 22. Nxc4 Bxc4 23. h3 h6 24. Bd3 a6 25. Bxc4 Rxc4 26. Kd2 Ne4+ 27. Nxe4 Rxe4 28. Rc1 Kd7 29. Rc3 Re5 30. Rd3+ Kc7 31. Rd4 b5 32. b4 Kc6 33. e4 f5 34. Ke3 fxe4 35. g4 Rd5 36. Kxe4 Kd6 37. Rxd5+ exd5+ 38. Kf5 g6+ 39. Kf4 Ke6 40. Ke3 g5 41. f4 gxf4+ 42. Kxf4 Kf6 43. h4 Ke6 44. g5 h5 45. Ke3 Ke5 46. Kd3 Kf5 47. Kd4 Ke6 48. g6 Kf6 49. Kxd5 Kxg6 50. Ke6 Kg7 51. Kf5 Kh6 52. Kf6 Kh7 53. Kg5 1-0

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "1"]
[White "Liu, Qikai"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "E11"]
[BlackElo "1655"]
[PlyCount "70"]
[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 Nf6 2. c4 e6 3. d4 Bb4+ 4. Bd2 c5 5. Bxb4 cxb4 6. Nbd2 d5 7. e3 0-0 8. Bd3 b6 9. 0-0 dxc4 10. Nxc4 Bb7 11. Re1 Nc6 12. Rc1 a5 13. Bb1 b5 14. Nce5 Nxe5 15. Nxe5 Qb6 16. Qd3 Rfc8 17. h3 g6 18. Qe2 Kg7 19. Bd3 Bd5 20. Bxb5 Bxa2 21. Bc6 Ra7 22. Rc5 Rac7 23. Rec1 a4 24. g4 Bd5 25. g5 Ne4 26. Bxd5 Nxc5 27. dxc5 Rxc5 28. Rxc5 Qxc5 29. Qf3 Qe7 30. h4 exd5 31. Ng4 Qe6 32. Qf4 Rc4 33. Qf6+ Qxf6 34. gxf6+ Kf8 35. f4 a3 0-1

[Event "CHN-ch U12"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "2"]
[White "Liu, Yijun"]
[Black "Yu, Zhe"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1655"]
[PlyCount "97"]
[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 Nf6 2. e3 g6 3. b3 Bg7 4. Bb2 0-0 5. Be2 d5 6. 0-0 c5 7. d4 cxd4 8. exd4 Nc6 9. Nbd2 Ne4 10. c4 Bf5 11. Nxe4 dxe4 12. Ne5 Nxe5 13. dxe5 Qc7 14. Qd4 Rfd8 15. Qc3 f6 16. Qe3 h5 17. f3 exf3 18. Bxf3 Rd3 19. Qe2 Bh6 20. Rfd1 Re3 21. Qf2 Be4 22. Bd4 Bxf3 23. gxf3 Rxe5 24. Bxe5 Qxe5 25. Re1 Qg5+ 26. Kh1 e5 27. Rad1 Qf5 28. Qe2 Kf7 29. Qe4 Qxe4 30. Rxe4 Ke7 31. Rd5 Rd8 32. Rxd8 Kxd8 33. Kg2 Kd7 34. Re1 Ke7 35. Kf2 Bf4 36. h3 g5 37. Rd1 f5 38. b4 e4 39. fxe4 fxe4 40. Rd4 e3+ 41. Kf3 h4 42. c5 a6 43. a4 Ke8 44. Rd3 Ke7 45. b5 axb5 46. axb5 Ke6 47. c6 bxc6 48. b6 c5 49. b7 1-0

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.27"]
[Round "9.3"]
[White "Liu, Yijun"]
[Black "Li, Yankai"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1673"]
[BlackElo "2418"]
[PlyCount "100"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Shandong"]
[BlackTeam "Shenzhen"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. Bg3 0-0 8. Bd3 b6 9. Ne5 Bb7 10. f4 Ne7 11. Qf3 Nf5 12. Bf2 Be7 13. g4 Nd6 14. g5 Nfe4 15. h4 f6 16. Ng4 f5 17. Ne5 b5 18. Qh3 cxd4 19. exd4 b4 20. Bxe4 Nxe4 21. Nxe4 dxe4 22. 0-0 Rc8 23. c4 Bd6 24. b3 Qe8 25. Qe3 Bxe5 26. dxe5 Qc6 27. Rfd1 Rfd8 28. Kh2 Rd3 29. Rxd3 exd3 30. Rg1 Rd8 31. Qd2 a5 32. Be3 Qf3 33. Bc5 Qh5 34. Kh3 Bf3 35. Bd6 Bg4+ 36. Kg3 Be2 37. Qe3 Qg4+ 38. Kf2 Qxh4+ 39. Qg3 Qh5 40. Ke1 Bf3 41. Kd2 Be4 42. Qf2 Ra8 43. Ke3 a4 44. Bxb4 axb3 45. axb3 Rb8 46. Bd2 Rxb3 47. Ra1 Rb8 48. Ra7 Rd8 49. Qf1 Qg4 50. Be1 d2 0-1

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.26"]
[Round "8.3"]
[White "Liu, Yijun"]
[Black "Wang, Shixu B"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1673"]
[BlackElo "2417"]
[PlyCount "120"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Shandong"]
[BlackTeam "Tianjin"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. c4 e5 2. Nc3 Bb4 3. Nf3 Bxc3 4. bxc3 d6 5. d3 Nc6 6. g3 f5 7. Bg2 Nf6 8. 0-0 0-0 9. Rb1 Rb8 10. Bg5 Bd7 11. Nd2 h6 12. Bxf6 Qxf6 13. e3 Kh8 14. d4 Qe7 15. Re1 b6 16. Qc2 Na5 17. Rbd1 Qe8 18. Qd3 Ba4 19. Rc1 Rd8 20. f4 Bc6 21. e4 exf4 22. exf5 Qh5 23. Bxc6 Nxc6 24. gxf4 Rxf5 25. Re4 Rdf8 26. Rf1 R5f7 27. Qe3 Qh4 28. d5 Nb8 29. Nb3 Nd7 30. Qg3 Qd8 31. Ree1 Qc8 32. Nd4 Rg8 33. Ne6 Rf6 34. Nd4 Rf7 35. Ne6 c6 36. Qd3 Nc5 37. Nxc5 bxc5 38. Re6 Rf6 39. Qe4 cxd5 40. cxd5 Rgf8 41. Rf2 Qd7 42. f5 R8f7 43. c4 Qa4 44. Qd3 Kh7 45. h3 Qb4 46. Kh2 a5 47. h4 a4 48. Kh3 Qb8 49. Kg3 Qf8 50. Kg4 Rb7 51. Qe4 a3 52. Rf3 Qf7 53. Rxa3 h5+ 54. Kf4 Qg6 55. Rg3 Qf7 56. Re3 Rb2 57. Re7 Qg6 58. Rf3 Qg4+ 59. Ke3 Qg1+ 60. Kf4 Qh2+ 0-1

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.25"]
[Round "7.3"]
[White "Mo, Xiangyi"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "1633"]
[BlackElo "1673"]
[PlyCount "58"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Chengdu"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. g3 g6 5. Bg2 Bg7 6. Nf3 0-0 7. 0-0 c6 8. Qc2 Qc7 9. Rd1 e5 10. c5 e4 11. Qb3+ d5 12. Ne1 Be6 13. Bf4 Qc8 14. a4 a5 15. Nc2 Nh5 16. e3 h6 17. Ne2 g5 18. Bxb8 Rxb8 19. Qb6 f4 20. exf4 Bg4 21. Rd2 Bxe2 22. Rxe2 gxf4 23. Ree1 e3 24. fxe3 f3 25. Bxf3 Rxf3 26. Qxa5 Nxg3 27. Qd2 Ne4 28. Qg2 Rf2 29. Qg6 Qh3 0-1

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.23"]
[Round "5.3"]
[White "Chen, Zhi"]
[Black "Liu, Yijun"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1892"]
[BlackElo "1673"]
[PlyCount "63"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Zhejiang"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Nf6 5. e5 Nd5 6. 0-0 Bg7 7. d4 cxd4 8. cxd4 0-0 9. Nc3 Nxc3 10. bxc3 d6 11. Re1 dxe5 12. Bxc6 bxc6 13. Nxe5 Qd5 14. Ba3 Re8 15. c4 Qa5 16. Qf3 Bxe5 17. Rxe5 Qc7 18. Rae1 e6 19. h4 Bd7 20. h5 Qd8 21. Bd6 Bc8 22. c5 Ba6 23. hxg6 hxg6 24. Qg3 Kg7 25. Rg5 Rg8 26. d5 cxd5 27. Qf4 Bc8 28. Re3 f6 29. Reg3 Qe8 30. Be5 Qf7 31. Rxg6+ Qxg6 32. Qxf6+ 1-0

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.22"]
[Round "4.3"]
[White "Liu, Yijun"]
[Black "Yang, Siyuan"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "1673"]
[BlackElo "1559"]
[PlyCount "93"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Shandong"]
[BlackTeam "Hainan"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 c6 6. Bg2 d5 7. cxd5 cxd5 8. 0-0 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6 11. Nxc6 bxc6 12. e4 e5 13. exd5 cxd5 14. dxe5 Bxe5 15. Ba3 Ba6 16. Bxf8 Bxf1 17. Kxf1 Qxf8 18. Qxd5 Bxc3 19. Qxa8 Qxa8 20. Bxa8 Bxa1 21. Ke2 Bd4 22. f3 Kf8 23. Bd5 Ke7 24. g4 f6 25. Kd3 Be5 26. h3 h5 27. Ke4 hxg4 28. fxg4 Kd6 29. Bb3 g5 30. Kf5 Bc3 31. Ke4 Kc5 32. Bg8 Kb4 33. Kd3 Ba1 34. Kc2 Be5 35. Be6 a5 36. Kb1 Kc3 37. Bf5 Kd2 38. Bc8 Ke3 39. Bf5 Kf3 40. a4 Kg3 41. Kc2 Kxh3 42. Kb3 Kg3 43. Kc4 Kf4 44. Kb5 Bc3 45. Bc8 Ke5 46. Bf5 Bb4 47. Kc4 1/2-1/2

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.21"]
[Round "3.3"]
[White "Jiang, Liu"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "1677"]
[BlackElo "1673"]
[PlyCount "80"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Heilongjiang"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 dxc4 8. Bxc4 0-0 9. 0-0 e5 10. dxe5 Nxe5 11. Be2 Nxf3+ 12. Bxf3 Bg4 13. Bxg4 Nxg4 14. h3 Nf6 15. b3 Qe7 16. Bb2 Rad8 17. Rad1 Rfe8 18. Rd2 h6 19. Rfd1 Be5 20. Rxd8 Rxd8 21. Rxd8+ Qxd8 22. f4 Bc7 23. Kf2 Qe7 24. Qd3 Qe6 25. Kf3 b5 26. Ne4 Nd5 27. Qd4 f6 28. Ba3 Bb6 29. Bc5 f5 30. Nf2 Qg6 31. Bxb6 axb6 32. Qe5 Qh5+ 33. Kg3 Kh8 34. Qb8+ Kh7 35. Qe5 Kh8 36. Qb8+ Kh7 37. Qe5 Kh8 38. Qb8+ Kh7 39. Qe5 Qg6+ 40. Kf3 Qh5+ 1/2-1/2

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.20"]
[Round "2.3"]
[White "Liu, Yijun"]
[Black "Zhao, Chenxi"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1673"]
[BlackElo "2406"]
[PlyCount "96"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Shandong"]
[BlackTeam "Guangdong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 e6 2. Bf4 c5 3. e3 Qb6 4. Nc3 Nf6 5. Nf3 a6 6. Na4 Qa5+ 7. Nc3 Nd5 8. Qd2 Nxf4 9. exf4 b5 10. dxc5 Bxc5 11. Ne4 Qxd2+ 12. Nexd2 Bb7 13. Bd3 Nc6 14. c3 0-0 15. 0-0 Rac8 16. a3 Rfd8 17. Rad1 g6 18. Rfe1 Kg7 19. g3 Bb6 20. Bf1 Na5 21. Ne5 d6 22. Nd3 Nc4 23. Bg2 d5 24. Nxc4 bxc4 25. Ne5 a5 26. Nf3 Bc6 27. Rd2 Bc5 28. h4 Rb8 29. Ree2 Rd6 30. Ne5 Be8 31. Nf3 Rdb6 32. Bh3 Rb3 33. Rc2 Bb5 34. Red2 Ba4 35. Re2 Bxa3 36. bxa3 Rb1+ 37. Kg2 Bxc2 38. Rxc2 R8b2 39. Rxb2 Rxb2 40. Nd4 Rb3 41. Ne2 Rxa3 42. Kf3 a4 43. Ke3 Rb3 44. Kd2 Rb2+ 45. Kd1 Rxe2 46. Kxe2 a3 47. Kd2 a2 48. Kc2 a1Q 0-1

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2023.05.19"]
[Round "1.3"]
[White "Liu, Haoling"]
[Black "Liu, Yijun"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1663"]
[BlackElo "1673"]
[PlyCount "146"]
[EventDate "2023.05.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Hebei"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bd3 Bxf4 6. exf4 b6 7. c3 0-0 8. Qe2 a5 9. Nbd2 Ba6 10. 0-0 Bxd3 11. Qxd3 g6 12. Ne5 c5 13. h4 Nbd7 14. Ndf3 Nxe5 15. fxe5 Ne4 16. Qe3 f5 17. exf6 Qxf6 18. Ng5 Nxg5 19. hxg5 cxd4 20. cxd4 Qf5 21. Rfe1 Rac8 22. Qxe6+ Qxe6 23. Rxe6 Rc2 24. f3 Rxb2 25. Rc1 Rd2 26. Rxb6 Rxd4 27. Rc5 Ra4 28. Rxd5 Rxa2 29. Ra6 a4 30. Rd4 a3 31. Rda4 Ra1+ 32. Kh2 a2 33. Kg3 Rf5 34. Kg4 Rb1 35. Ra8+ Kf7 36. Rxa2 Rb4+ 37. Kh3 Rxg5 38. R2a7+ Ke6 39. Rxh7 Rb6 40. Re8+ Kf6 41. g4 Rd5 42. Rf8+ Ke5 43. Re7+ Re6 44. Ra7 Rc5 45. Kh4 Kd4 46. Rd8+ Ke3 47. Ra3+ Ke2 48. Rb8 Rc2 49. f4 Re4 50. Kg5 Rc5+ 51. f5 gxf5 52. Rb2+ Kd1 53. gxf5 Kc1 54. Rf2 Kb1 55. Rh3 Re1 56. Rhh2 Rg1+ 57. Rhg2 Rd1 58. Rb2+ Kc1 59. Ra2 Kb1 60. Rgb2+ Kc1 61. Ra1+ Kxb2 62. Rxd1 Rc2 63. f6 Rg2+ 64. Kh6 Rh2+ 65. Kg7 Rg2+ 66. Kf8 Kc2 67. Rd8 Kc3 68. f7 Kc4 69. Ke7 Re2+ 70. Kd7 Rd2+ 71. Kc7 Rf2 72. f8Q Rf3 73. Qf7+ Rxf7+ 1-0

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.28"]
[Round "11"]
[White "Liu, Yijun"]
[Black "Bai, Changlin"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1421"]
[BlackElo "1910"]
[PlyCount "128"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. Nf3 Bf5 5. Nbd2 Nc6 6. dxc5 e6 7. Nb3 Nd7 8. Nbd4 Bg4 9. h3 Bxf3 10. Nxf3 Bxc5 11. a3 0-0 12. Be2 a6 13. b4 Be7 14. c4 Bf6 15. Rc1 Bb2 16. cxd5 exd5 17. Rb1 Bxa3 18. Qa4 Bxb4+ 19. Rxb4 b5 20. Qa3 Nxb4 21. Qxb4 Nb6 22. 0-0 Re8 23. Nd4 Nc4 24. Bf3 Qd7 25. Rd1 Red8 26. Qb1 Na3 27. Qd3 Nc4 28. Qb3 Na5 29. Qa2 Nc4 30. Nc2 Qe6 31. Nb4 a5 32. Nxd5 Ne5 33. Be4 Ng6 34. Qb1 b4 35. Bxg6 hxg6 36. Nc7 Rxd1+ 37. Qxd1 Qc6 38. Nxa8 Qxa8 39. Bd6 Qc6 40. Bxb4 axb4 41. Qd8+ Kh7 42. Qh4+ Kg8 43. Qxb4 Qc1+ 44. Kh2 Qc7+ 45. g3 Qc2 46. Qb8+ Kh7 47. Qf4 Kg8 48. Kg2 Qc6+ 49. Qf3 Qe6 50. h4 Kh7 51. g4 Qe7 52. Kg3 Kg8 53. g5 Qd6+ 54. Qf4 Qd1 55. Kh2 Qd5 56. e4 Qd4 57. Kg3 Qd3+ 58. Kg2 Qd4 59. Kg3 Qd3+ 60. Kg2 Qd4 61. Kg3 Qd3+ 62. Qf3 Qd6+ 63. Kg2 Qd4 64. Qf4 Qc4 1/2-1/2

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.27"]
[Round "9"]
[White "Liu, Yijun"]
[Black "Hu, Zehua"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1421"]
[BlackElo "1992"]
[PlyCount "121"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. e3 cxd4 5. exd4 b6 6. c3 Be7 7. Bd3 Ba6 8. Bxa6 Nxa6 9. Nbd2 0-0 10. 0-0 d6 11. h3 Nc7 12. a4 Ncd5 13. Bh2 Qc7 14. Re1 Qc6 15. Qb3 Rfc8 16. Rad1 a6 17. c4 Nc7 18. d5 Qd7 19. Ne4 e5 20. Nc3 Bd8 21. a5 Rab8 22. axb6 Na8 23. Qa2 Nxb6 24. b3 Qb7 25. Nd2 Nbd7 26. Rb1 Nc5 27. Qc2 Ba5 28. f3 Qb4 29. Rec1 Qxc3 30. Qxc3 Bxc3 31. Rxc3 Rb4 32. Kf1 Rcb8 33. Bg1 Nfd7 34. Ke2 f5 35. Kd1 Kf7 36. Kc2 Ke7 37. Ra1 Kd8 38. Bf2 Kc7 39. Ra3 Kb6 40. g4 g6 41. Re3 a5 42. Re1 Ka6 43. Rea1 a4 44. Kc3 R8b6 45. Bh4 Rb8 46. Be7 R4b6 47. Rb1 Ka5 48. Bxd6 R8b7 49. b4+ Rxb4 50. Bc7+ Rxc7 51. Rxb4 Nb6 52. Rb5+ Ka6 53. Kb4 Nb7 54. Ra1 e4 55. fxe4 fxe4 56. Rxb6+ Kxb6 57. Nxe4 Rf7 58. Nc3 Rf4 59. Nxa4+ Kc7 60. Nc5 Nxc5 61. Kxc5 1-0

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.27"]
[Round "10"]
[White "Nie, Xinyang"]
[Black "Liu, Yijun"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2312"]
[BlackElo "1421"]
[PlyCount "97"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 g6 7. c3 Bg7 8. h3 0-0 9. Bb5 Bd7 10. 0-0 a6 11. Bd3 Bf5 12. Qb1 Bxd3 13. Qxd3 e6 14. Rfe1 Rc8 15. Qe2 Re8 16. Rad1 Qb6 17. Rb1 Nd7 18. Nb3 Na5 19. Nxa5 Qxa5 20. a3 Qb6 21. Qe3 Qd8 22. Bg5 Bf6 23. h4 h5 24. g3 Kg7 25. Kg2 Qe7 26. Re2 Qd6 27. Rbe1 b5 28. Qd3 Qc7 29. Bd2 Kg8 30. Ng1 Bg7 31. Nh3 Nf6 32. f3 Qc4 33. Qb1 Qc6 34. Bg5 Qd7 35. Nf4 Nh7 36. Nd3 Nxg5 37. hxg5 Qd6 38. f4 a5 39. f5 gxf5 40. Nf4 Qd8 41. g6 Qg5 42. gxf7+ Kxf7 43. Rxe6 Rxe6 44. Rxe6 Bf6 45. Qe1 Rd8 46. Rc6 Re8 47. Rc7+ Kf8 48. Qe6 Rxe6 49. Nxe6+ 1-0

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.26"]
[Round "8"]
[White "Fan, Jingyi"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1886"]
[BlackElo "1421"]
[PlyCount "94"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. Nf3 Nf6 5. Nbd2 Nbd7 6. c4 c6 7. Qb3 Qc8 8. h3 h6 9. Rc1 Be7 10. Be2 0-0 11. 0-0 Re8 12. a3 Ne4 13. cxd5 Nxd2 14. Nxd2 exd5 15. Bf3 Nf6 16. Qa4 a5 17. Qd1 Qd8 18. Qb3 Qd7 19. Rfe1 a4 20. Qc3 Bd6 21. Bxd6 Qxd6 22. Be2 Nd7 23. Bd3 Bxd3 24. Qxd3 Nb6 25. Re2 Red8 26. Rce1 g6 27. e4 dxe4 28. Rxe4 Nd5 29. Nc4 Qf6 30. Qg3 Kg7 31. Ne5 h5 32. Nf3 Qd6 33. Ne5 Qf6 34. Nd3 Qd6 35. Nf4 Nxf4 36. Rxf4 Ra5 37. Qf3 Qd7 38. Rfe4 Rf5 39. Qc3 Qd6 40. d5+ Qf6 41. dxc6 Qxc3 42. bxc3 bxc6 43. Rxa4 Rd2 44. Rf1 Rc5 45. Rc1 Rf5 46. Rf1 Rc5 47. Rf4 Rxc3 1/2-1/2

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.26"]
[Round "7"]
[White "Liu, Yijun"]
[Black "Xi, Qi"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "1421"]
[BlackElo "2118"]
[PlyCount "62"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. d4 e4 5. Bg5 Bb4 6. Bg2 d5 7. Qb3 Bxc3+ 8. bxc3 Nbd7 9. cxd5 cxd5 10. e3 0-0 11. Ne2 h6 12. Bxf6 Nxf6 13. c4 dxc4 14. Qxc4 Qa5+ 15. Qc3 Qa6 16. Qd2 Bg4 17. Nc3 Bf3 18. Bxf3 exf3 19. 0-0-0 b5 20. Kb2 b4 21. Nb1 Ne4 22. Qc2 Rfe8 23. Rhf1 Rac8 24. Qd3 Qa5 25. Ka1 Qd5 26. Rde1 a5 27. Qd1 a4 28. Nd2 Nc3 29. Qc2 b3 30. axb3 axb3 31. Nxb3 Ra8+ 0-1

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.25"]
[Round "6"]
[White "Gong, Sunle"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1949"]
[BlackElo "1421"]
[PlyCount "98"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 dxc4 8. Bxc4 0-0 9. 0-0 e5 10. h3 exd4 11. exd4 Nb6 12. Bb3 Nbd5 13. Bg5 h6 14. Bh4 Be6 15. Ne5 Be7 16. a3 Qb6 17. Nxd5 cxd5 18. Qd3 Rfe8 19. Ba4 Rec8 20. Rab1 Rc7 21. Rfe1 Ne4 22. Bxe7 Rxe7 23. f3 Ng3 24. Kh2 Bf5 25. Qc3 Bxb1 26. Kxg3 Bf5 27. Bb3 Qd6 28. Kf2 f6 29. Nd3 Rxe1 30. Nxe1 b6 31. Nd3 Rc8 32. Qd2 Be6 33. Nf4 Bf7 34. h4 g5 35. Ne2 Kg7 36. Bc2 Qh2 37. Qd3 Qxh4+ 38. Kf1 Qh1+ 39. Kf2 Rh8 40. Qf5 h5 41. Bb3 h4 42. Bxd5 h3 43. Bxf7 Qxg2+ 44. Ke3 Kxf7 45. Qd5+ Kg6 46. Qe4+ Kh5 47. Qf5 Re8+ 48. Kd3 Qxe2+ 49. Kc3 Re3+ 0-1

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.25"]
[Round "5"]
[White "Liu, Yijun"]
[Black "Hou, Yifan B"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1421"]
[BlackElo "2043"]
[PlyCount "79"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 c6 5. Nf3 Bf5 6. Bg5 Be7 7. Bxe7 Qxe7 8. e3 Nf6 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. 0-0 0-0 12. a3 Ne4 13. Nd2 Nd6 14. Rae1 Rae8 15. f3 f5 16. e4 fxe4 17. fxe4 Rxf1+ 18. Qxf1 dxe4 19. Ndxe4 Rf8 20. Qe2 Nxe4 21. Qxe4 Qf7 22. Qe6 Qxe6 23. Rxe6 Kf7 24. d5 cxd5 25. Rd6 Nb6 26. Nxd5 Nc8 27. Rd7+ Ke6 28. Rxg7 Kxd5 29. Rxb7 h6 30. b4 Kc4 31. a4 Re8 32. a5 Re7 33. a6 Kd5 34. b5 Kd6 35. Kf2 Nb6 36. Rxe7 Kxe7 37. Ke3 Kd6 38. Kd4 Nd7 39. g4 Kc7 40. h4 1/2-1/2

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.24"]
[Round "3"]
[White "Liu, Yijun"]
[Black "Gao, Kai"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1421"]
[BlackElo "1885"]
[PlyCount "89"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. Nf3 Nf6 5. d4 c6 6. Bg5 Be7 7. e3 Bf5 8. Be2 Nbd7 9. 0-0 0-0 10. a3 Ne4 11. Bxe7 Qxe7 12. Rc1 Rfe8 13. b4 a5 14. Qb3 axb4 15. axb4 Bg4 16. Qb2 Nb6 17. b5 Bxf3 18. gxf3 Nxc3 19. Qxc3 Rac8 20. Qc5 Qd8 21. Kh1 Re6 22. Rg1 cxb5 23. Qxb5 Rxc1 24. Rxc1 h6 25. f4 Qh4 26. Rf1 Rc6 27. Bf3 Qh3 28. Bg2 Qf5 29. Qb1 Qg4 30. Qb5 Qf5 31. h3 Re6 32. Kh2 g5 33. Bf3 Rg6 34. Qe8+ Kh7 35. Bg4 Qf6 36. Bh5 Rg7 37. Qe5 Qc6 38. Bg4 gxf4 39. Bf5+ Rg6 40. Bxg6+ Qxg6 41. Rg1 Nd7 42. Qxf4 Qe6 43. Qg3 Qg6 44. Qxg6+ fxg6 45. Rc1 1-0

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.24"]
[Round "4"]
[White "Wu, Yixing"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1972"]
[BlackElo "1421"]
[PlyCount "71"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 c6 6. Qb3 Qc8 7. Rc1 a6 8. c5 Nbd7 9. Nf3 Be7 10. Be2 Nh5 11. Bg5 Bxg5 12. Nxg5 Nhf6 13. f4 h6 14. Nf3 Qc7 15. Ne5 Nxe5 16. fxe5 Nd7 17. 0-0 Bg6 18. Qd1 0-0 19. Bg4 Rae8 20. Ne2 f6 21. Nf4 Bf7 22. exf6 Nxf6 23. Nd3 Bg6 24. Ne5 Be4 25. b4 Kh7 26. Bh5 g6 27. Bf3 Qg7 28. a4 Bxf3 29. Rxf3 Nd7 30. Nxd7 Qxd7 31. Qf1 Kg7 32. Rc2 e5 33. Rxf8 Rxf8 34. Rf2 Rxf2 35. Qxf2 exd4 36. exd4 1/2-1/2

[Event "CHN-ch sf"]
[Site "Hefei"]
[Date "2023.04.23"]
[Round "2"]
[White "Liu, Yijun"]
[Black "Zhang, Yinzhe"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "1421"]
[BlackElo "1960"]
[PlyCount "103"]
[EventDate "2023.04.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d6 4. d4 c5 5. Nf3 cxd4 6. Nxd4 a6 7. Be2 Be7 8. 0-0 Qc7 9. Be3 0-0 10. Rc1 Nbd7 11. f3 b6 12. Qd2 Bb7 13. Rfd1 Rfe8 14. b3 Rac8 15. Bf1 Bf8 16. Qf2 Qb8 17. g4 h6 18. h4 d5 19. g5 hxg5 20. hxg5 Nh7 21. cxd5 exd5 22. Bh3 Rcd8 23. Nxd5 Bxd5 24. exd5 Bc5 25. g6 fxg6 26. Be6+ Kh8 27. Nc6 Bxe3 28. Qxe3 Qg3+ 29. Kf1 Ra8 30. Qf2 Qd6 31. Kg2 Ndf8 32. Bf7 Rec8 33. Qg3 Qf6 34. Ne5 g5 35. Rc6 Rxc6 36. dxc6 Rc8 37. Bc4 Ne6 38. Bxe6 Qxe6 39. Rd6 Qe8 40. Qg4 Nf8 41. Qf5 Kg8 42. Rd7 Ne6 43. Rd6 Nf8 44. Qxg5 b5 45. f4 a5 46. Qf5 Rc7 47. Kg3 a4 48. Rd2 axb3 49. axb3 Qe7 50. Qd3 Qb4 51. Qd5+ Kh8 52. Rh2+ 1-0

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.22"]
[Round "9"]
[White "Liu, Yijun"]
[Black "Zhu, Junlin"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1421"]
[PlyCount "35"]
[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 "Shandong"]
[BlackTeam "Chongqing Wenna"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. c4 e5 2. Nc3 Bb4 3. Nf3 Nf6 4. Nxe5 Bxc3 5. bxc3 0-0 6. e3 d6 7. Nf3 Bg4 8. Be2 Bxf3 9. Bxf3 h6 10. Bxb7 Na6 11. Bxa6 Ne4 12. Bb7 d5 13. Bxa8 Qf6 14. Qf3 Rxa8 15. Qxf6 Nxf6 16. cxd5 Nxd5 17. Ba3 Re8 18. 0-0 1-0

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.21"]
[Round "7"]
[White "Bai, Li"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "D45"]
[BlackElo "1421"]
[PlyCount "129"]
[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 "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. b3 Nbd7 6. Bb2 Bd6 7. Be2 0-0 8. 0-0 Qe7 9. d4 Ne4 10. Nd2 f5 11. f3 Qh4 12. f4 Nxd2 13. Qxd2 Nf6 14. Bf3 Bd7 15. g3 Qh6 16. Qg2 g5 17. Bc1 gxf4 18. exf4 Qg6 19. Be3 h5 20. Nd1 Kh7 21. Nf2 Ng4 22. Nxg4 hxg4 23. Be2 a5 24. h4 gxh3 25. Qxh3+ Kg7 26. Kf2 Rh8 27. Qg2 Be7 28. c5 Kf7 29. Rh1 Bf6 30. Rad1 Qg7 31. Bh5+ Ke7 32. g4 fxg4 33. Qxg4 Be8 34. Qxg7+ Bxg7 35. Rdg1 Bxh5 36. Rxg7+ Bf7 37. Rhg1 Rh2+ 38. Kf3 Kf6 39. R7g2 Rah8 40. Rxh2 Rxh2 41. Bf2 Bg6 42. Ke3 Be4 43. Rg3 Rh8 44. Rg1 Bg6 45. Rg2 Kf7 46. Rg1 Bf5 47. Rg2 a4 48. bxa4 Be4 49. Rg3 Ra8 50. Kd2 Rxa4 51. a3 Kf6 52. Rb3 Kf5 53. Be3 Kg4 54. Rc3 Kf3 55. Bg1+ Kxf4 56. Bh2+ Kf5 57. Be5 Rc4 58. Rxc4 dxc4 59. Kc3 Bd5 60. Bd6 Ke4 61. Be5 Ke3 62. a4 Ke2 63. a5 Kd1 64. Bf4 Ke2 65. Be5 1/2-1/2

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.21"]
[Round "8"]
[White "Gu, Yi"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "D43"]
[BlackElo "1421"]
[PlyCount "100"]
[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 "Xinghua Chess School"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 g6 8. Rc1 Nd7 9. Bd3 Bg7 10. 0-0 0-0 11. cxd5 exd5 12. b4 a6 13. a4 Qd6 14. Qb3 Nf6 15. h3 Be6 16. b5 axb5 17. axb5 Nd7 18. Na4 Rfc8 19. Nc5 Nxc5 20. Rxc5 Bd7 21. bxc6 bxc6 22. Rfc1 Rcb8 23. Qd1 Rb2 24. R5c2 Rab8 25. Rxb2 Rxb2 26. Qa4 Qb8 27. Ra1 Rb7 28. Qa8 Qxa8 29. Rxa8+ Kh7 30. Bc2 Rc7 31. Ba4 Be6 32. Ra5 Bf8 33. Ra8 Be7 34. Ra6 c5 35. dxc5 Bxc5 36. Ne5 d4 37. exd4 Bxd4 38. Nc6 Bf6 39. Ra7 Rc8 40. Kh2 h5 41. g4 Bd5 42. Ra6 hxg4 43. hxg4 Kg7 44. Kg3 Rh8 45. f3 Bh4+ 46. Kg2 Re8 47. Nb4 Ra8 48. Rxa8 Bxa8 49. Bc6 Be7 50. Bxa8 Bxb4 1/2-1/2

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.20"]
[Round "6"]
[White "Liu, Yijun"]
[Black "Fang, Zelong"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "1421"]
[PlyCount "139"]
[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 "Shandong"]
[BlackTeam "Hefei Xinzhan District"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. c4 e6 2. Nc3 Nf6 3. g3 d5 4. cxd5 exd5 5. d4 c6 6. Bg2 Be7 7. Nf3 0-0 8. 0-0 Nbd7 9. b3 b6 10. Bb2 Ba6 11. Rc1 Rc8 12. Re1 Re8 13. e3 Bb4 14. a3 Bxc3 15. Bxc3 Ne4 16. Bb2 Qf6 17. Qc2 h6 18. b4 Qe7 19. Red1 f6 20. Ne1 Nd6 21. Nd3 Bxd3 22. Qxd3 Nc4 23. Rxc4 dxc4 24. Qxc4+ Kh8 25. Bxc6 Nb8 26. d5 Nxc6 27. dxc6 Qe4 28. Qxe4 Rxe4 29. b5 a6 30. bxa6 Ra4 31. Rd7 Rxc6 32. a7 Kh7 33. Rb7 Kg6 34. Bd4 Rxa3 35. Bxb6 Rxb6 36. Rxb6 Rxa7 37. h4 Ra4 38. Rb7 h5 39. Kg2 Kh6 40. Kf3 g5 41. hxg5+ fxg5 42. Rb6+ Kg7 43. Rd6 h4 44. Rd4 Rxd4 45. exd4 h3 46. g4 Kf6 47. Kg3 Ke6 48. Kxh3 Kd5 49. Kg3 Kxd4 50. f4 Ke4 51. f5 Ke5 52. Kf3 Kd5 53. Ke3 Ke5 54. Kd3 Kd5 55. Kc3 Kc5 56. Kb3 Kd5 57. Kb4 Kd6 58. Kc4 Kc6 59. Kd4 Kd6 60. Ke4 Ke7 61. Ke5 Kf7 62. f6 Kg6 63. Ke6 Kh7 64. f7 Kg7 65. Ke7 Kg6 66. f8Q Kh7 67. Qf5+ Kh6 68. Qf6+ Kh7 69. Qxg5 Kh8 70. Kf7 1-0

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.19"]
[Round "5"]
[White "Liu, Yijun"]
[Black "Lin, Runchu"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1421"]
[PlyCount "76"]
[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 "Shandong"]
[BlackTeam "Fushun Fengmang"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. c4 Nf6 2. Nf3 e6 3. e3 d5 4. b3 c5 5. Bb2 Nc6 6. cxd5 exd5 7. d4 Bf5 8. Nbd2 Be7 9. Be2 0-0 10. 0-0 Rc8 11. dxc5 Bxc5 12. a3 d4 13. exd4 Bxd4 14. Nxd4 Nxd4 15. Bxd4 Qxd4 16. Nf3 Qb2 17. Bc4 Ne4 18. Qd4 Nc3 19. Rac1 Rxc4 20. Qxc4 Ne2+ 21. Kh1 Nxc1 22. Qxc1 Qxb3 23. Re1 h6 24. Qc5 Bg4 25. Ne5 Re8 26. h3 Bf5 27. Qxa7 Bxh3 28. gxh3 f6 29. Nd3 Rxe1+ 30. Nxe1 Qxh3+ 31. Kg1 Qg4+ 32. Ng2 Qd1+ 33. Kh2 Qh5+ 34. Kg3 Qg5+ 35. Kf3 Qd5+ 36. Kg3 Qg5+ 37. Kh3 Qf5+ 38. Kg3 Qg5+ 1/2-1/2

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.19"]
[Round "4"]
[White "Xu, Kaichen"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "D23"]
[WhiteElo "1635"]
[BlackElo "1421"]
[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 "Ningbo National Fitness"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Nbd7 8. 0-0 Be7 9. Nc3 0-0 10. Re1 Ne4 11. Nxe4 Bxe4 12. Be3 Nf6 13. Red1 Nd5 14. Qb3 Qb6 15. Nd2 Bg6 16. Rac1 Bf6 17. Ne4 Bxe4 18. Bxe4 Nxe3 19. fxe3 Qxb3 20. axb3 Rad8 21. Rd3 Rd7 22. Kf2 Rfd8 23. Rcd1 g6 24. h3 Bg7 25. Bg2 f5 26. b4 a6 27. R1d2 Bf8 28. Rb3 e5 29. b5 axb5 30. Rbd3 e4 31. Rb3 Kf7 32. Rd1 b4 33. g4 c5 0-1

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.18"]
[Round "3"]
[White "Sun, Yuanhang"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "B22"]
[BlackElo "1421"]
[PlyCount "118"]
[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 "Hefei CA"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Nc3 Nxc3 8. bxc3 Nc6 9. exd6 Bxd6 10. Bd3 Ne7 11. Qc2 Qc7 12. 0-0 b6 13. Re1 Bb7 14. Ne5 a6 15. h3 Bxe5 16. Rxe5 Nd5 17. Bd2 b5 18. a4 Qd7 19. axb5 axb5 20. Rxa8+ Bxa8 21. f4 g6 22. g4 f6 23. Re1 Kf7 24. Rb1 Bc6 25. Be4 f5 26. Bg2 Nf6 27. Bxc6 Qxc6 28. g5 Ne4 29. Qd3 Nd6 30. Ra1 Ra8 31. Rxa8 Qxa8 32. Be1 Qe4 33. Qxe4 fxe4 34. Kf2 Nc4 35. Kg3 Ke7 36. Kf2 Kd6 37. Ke2 Kd5 38. Bf2 Nb6 39. Ke3 Na4 40. Be1 Nb2 41. h4 Nc4+ 42. Ke2 Nd6 43. Ke3 Nf5+ 44. Ke2 Kc4 45. Kd2 Kb3 46. Bf2 Kb2 47. Be1 e3+ 48. Kd3 Kc1 49. c4 bxc4+ 50. Kxc4 Kd1 51. Bb4 e2 52. Kd3 e1Q 53. Bxe1 Kxe1 54. Ke4 Kf2 55. Ke5 Kg3 56. h5 gxh5 57. Kxe6 Kxf4 58. d5 h4 59. d6 Nxd6 0-1

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.17"]
[Round "1"]
[White "Cao, Qingfeng"]
[Black "Liu, Yijun"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "1651"]
[BlackElo "1421"]
[PlyCount "111"]
[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 Qilin"]
[BlackTeam "Shandong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. c4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. d4 d6 7. Nc3 c6 8. Re1 Na6 9. Qb3 Kh8 10. e4 fxe4 11. Nxe4 Nxe4 12. Rxe4 e5 13. Bg5 Qc7 14. c5 d5 15. Ree1 e4 16. Bf4 Rxf4 17. gxf4 Qxf4 18. Qc3 Be6 19. Nd2 Rf8 20. f3 Nxc5 21. Qxc5 Qxd2 22. Rad1 Qxb2 23. Kh1 exf3 24. Bxf3 Rxf3 25. Rxe6 Rf8 26. Qc1 Qxc1 27. Rxc1 Bxd4 28. Re7 c5 29. Rxb7 Be3 30. Rd1 Rd8 31. Rc7 d4 32. Rxc5 Rd7 33. Rc2 Kg7 34. Kg2 Kf6 35. Kf3 Re7 36. Ke2 Ke5 37. Kd3 Kd5 38. Rb1 Rf7 39. Rb5+ Kd6 40. Ra5 g5 41. a4 h5 42. Rb5 h4 43. a5 g4 44. Rg2 Rf4 45. Rg5 h3 46. R2xg4 Rf2 47. Rh5 Rxh2 48. Rg6+ Ke7 49. Rh7+ Kf8 50. Rc6 Rd2+ 51. Ke4 Kg8 52. Rxa7 Rf2 53. Rc8+ Rf8 54. Rxf8+ Kxf8 55. Rh7 Bg1 56. Kd3 1-0

[Event "CHN-chTB"]
[Site "Hefei"]
[Date "2023.04.17"]
[Round "2"]
[White "Liu, Yijun"]
[Black "Wang, Jiyan"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1421"]
[PlyCount "95"]
[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 "Shandong"]
[BlackTeam "Hangzhou International Exchange"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Be7 7. 0-0 Be6 8. a3 0-0 9. b4 Nxc3 10. dxc3 Qxd1 11. Rxd1 Rad8 12. Be3 Bc4 13. Kf1 Bd5 14. b5 Bxf3 15. Bxf3 Na5 16. a4 b6 17. Bd5 Rd6 18. Rd3 c6 19. bxc6 Nxc6 20. Rad1 Nd8 21. Ba2 Nb7 22. Rxd6 Nxd6 23. Rd5 Rc8 24. Rxe5 Kf8 25. Bd4 Bf6 26. Rd5 Bxd4 27. Rxd4 Ke7 28. Rd3 Nc4 29. Bb3 Nb2 30. Re3+ Kd6 31. Ke1 Rc5 32. Kd2 Nc4+ 33. Bxc4 Rxc4 34. Rd3+ Kc5 35. Rd7 Rxa4 36. Rxf7 Ra2+ 37. Kd3 a5 38. Rxg7 a4 39. Rg4 b5 40. Rb4 Ra1 41. Kc2 Ra2+ 42. Rb2 Ra1 43. Rb1 Ra2+ 44. Kd3 Ra3 45. f4 Kb6 46. f5 Rb3 47. Rxb3 axb3 48. f6 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.01.30"]
[Round "1"]
[White "Liu, Yijun"]
[Black "En, He"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1421"]
[BlackElo "1882"]
[PlyCount "102"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. 0-0 Bg7 6. d3 Nf6 7. h3 0-0 8. Nc3 Re8 9. Be3 b6 10. Ne5 Nxe4 11. Nxe4 Bxe5 12. Rb1 Qd5 13. f4 Bg7 14. Re1 Qxa2 15. Qd2 Qd5 16. Bf2 Bf5 17. Ng5 Rad8 18. Re2 c4 19. Rd1 cxd3 20. cxd3 Qxd3 21. Qxd3 Rxd3 22. Ra1 Rd7 23. g4 Bd3 24. Rd2 c5 25. Nf3 c4 26. Ra3 e5 27. fxe5 Bxe5 28. Nxe5 Rxe5 29. Ra1 h5 30. Ra4 Re2 31. Rxe2 Bxe2 32. g5 Kf8 33. Kg2 Ke7 34. Ra3 Bd3 35. Kf3 Ke6 36. Kf4 Kd5 37. h4 Re7 38. Ra1 Re2 39. Be3 Rxb2 40. Rxa7 Rh2 41. Kg3 Re2 42. Bxb6 c3 43. Ra1 Rb2 44. Be3 Ke4 45. Re1 Be2 46. Bc1 Ra2 47. Kf2 Kd3 48. Kg3 Rc2 49. Ba3 Ra2 50. Bc1 Ra4 51. Rh1 Ra1 0-1

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.31"]
[Round "8"]
[White "Liu, Yijun"]
[Black "Le, Anh Tu"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1421"]
[BlackElo "1258"]
[PlyCount "95"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nf6 6. 0-0 0-0 7. d3 d6 8. Bd2 Bd7 9. a3 a6 10. Rb1 Rb8 11. b4 cxb4 12. axb4 b5 13. Nd5 Nxd5 14. cxd5 Ne5 15. Nxe5 Bxe5 16. e4 Qb6 17. Kh1 f5 18. f4 Bg7 19. Qe2 Rfe8 20. e5 e6 21. Be3 Qd8 22. d4 exd5 23. Bxd5+ Be6 24. Bxe6+ Rxe6 25. d5 Re7 26. e6 Qc8 27. Qd3 Qb7 28. Kg1 Rc8 29. Rfc1 Rxc1+ 30. Rxc1 Rc7 31. Rxc7 Qxc7 32. Bd4 Bf8 33. Bc3 Qb6+ 34. Kg2 Qc7 35. Kf3 Qb7 36. g4 fxg4+ 37. Kxg4 Qe7 38. h4 h5+ 39. Kg3 Qe8 40. f5 gxf5 41. Qxf5 Be7 42. Qe4 Bf8 43. Qf5 Be7 44. Kh3 a5 45. bxa5 b4 46. Bd4 b3 47. Bb2 Bf8 48. Qf6 1-0

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.31"]
[Round "7"]
[White "Ochirbat, Munkhbat"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1120"]
[BlackElo "1421"]
[PlyCount "86"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. Nf3 Nc6 6. cxd4 Bg4 7. Be2 e6 8. Nc3 Bb4 9. 0-0 Qd8 10. Be3 Nf6 11. a3 Be7 12. Qb3 Qc8 13. Ne5 Bxe2 14. Nxe2 0-0 15. Rac1 Nd5 16. Nxc6 bxc6 17. Qa4 Rb8 18. b4 Rb6 19. Qxa7 Ra6 20. Qxa6 Qxa6 21. Ra1 Qxe2 22. Rfc1 Nxe3 23. fxe3 Qxe3+ 24. Kh1 Qxd4 25. Rab1 Bf6 26. Rxc6 Qe4 27. Rcc1 Be5 28. Re1 Qf4 29. Rxe5 Qxe5 30. b5 Qe4 31. Rf1 Qa4 32. b6 Qb5 33. Rg1 Qxb6 34. Ra1 Qb2 35. Rg1 h5 36. h3 g5 37. h4 g4 38. Kh2 Qe5+ 39. Kh1 g3 40. Rf1 Qe4 41. Kg1 Qd4+ 42. Kh1 Qxh4+ 43. Kg1 Qh2# 0-1

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.31"]
[Round "9"]
[White "Yeganegi, Barad"]
[Black "Liu, Yijun"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "1733"]
[BlackElo "1421"]
[PlyCount "257"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. e4 e5 4. g3 Nc6 5. Bg2 b6 6. Nge2 Bb7 7. 0-0 Be7 8. d3 0-0 9. h3 d6 10. Be3 Nd7 11. Nd5 Nc5 12. d4 exd4 13. Nxd4 Nxd4 14. Bxd4 Ne6 15. Bc3 c6 16. Nxe7+ Qxe7 17. Qc2 Rfd8 18. Rad1 Nc7 19. Rfe1 Qf8 20. a3 Ne6 21. b4 b5 22. cxb5 cxb5 23. Qb3 a6 24. Bb2 Rac8 25. Rd2 Qe7 26. f4 Nf8 27. Qd3 Rc4 28. Ree2 f6 29. e5 fxe5 30. Bd5+ Bxd5 31. Qxd5+ Qe6 32. fxe5 Qxd5 33. Rxd5 Rc6 34. Red2 Rd7 35. exd6 Ne6 36. Kg2 Nd8 37. Be5 Nf7 38. Bf4 g5 39. Bxg5 Rdxd6 40. Rxd6 Nxd6 41. Bf4 Nc4 42. Rd3 Nb2 43. Rd8+ Kf7 44. Rh8 Kg6 45. h4 Nd3 46. Be3 Ne5 47. Rg8+ Kf7 48. Rg5 Ng6 49. h5 Nf8 50. Rf5+ Ke8 51. Rc5 Re6 52. Bf4 Re2+ 53. Kf3 Ra2 54. Rc3 Ne6 55. Be3 Kf7 56. Kg4 Kf6 57. Bc5 Kf7 58. Rf3+ Kg7 59. Bd6 Re2 60. Rf5 Ra2 61. Rf3 Re2 62. Be7 Re4+ 63. Kh3 h6 64. Bf6+ Kf7 65. Bh4+ Kg7 66. Rc3 Rc4 67. Re3 Kf7 68. Rf3+ Kg7 69. Rf6 Nd4 70. Rxa6 Nf5 71. Bf6+ Kf7 72. Be5 Ne7 73. Rf6+ Ke8 74. Rxh6 Kf7 75. Rh7+ Ke8 76. h6 Re4 77. Bf4 Re6 78. Bg5 Nf5 79. Kg4 Nd4 80. Rh8+ Kf7 81. h7 Kg7 82. Rd8 Re4+ 83. Kh5 Kxh7 84. Rd7+ Kg8 85. Kg6 Ne6 86. Bh6 Nf8+ 87. Bxf8 Kxf8 88. Rd3 Ke7 89. Kf5 Rc4 90. g4 Rc1 91. Rf3 Kf7 92. g5 Rg1 93. Rd3 Rf1+ 94. Kg4 Rg1+ 95. Kf4 Rf1+ 96. Rf3 Rg1 97. Rg3 Rf1+ 98. Ke5 Rd1 99. Ke4 Kg6 100. Rd3 Rc1 101. Rd5 Rc3 102. Rxb5 Rxa3 103. Rd5 Rb3 104. b5 Rb1 105. Kd4 Rc1 106. b6 Rb1 107. Kc5 Rc1+ 108. Kb5 Rc8 109. b7 Rb8 110. Kb6 Re8 111. Rc5 Rb8 112. Ka7 Re8 113. b8Q Rxb8 114. Kxb8 Kg7 115. Rc6 Kf7 116. g6+ Kg7 117. Kc8 Kg8 118. Kd8 Kg7 119. Ke8 Kg8 120. Rc7 Kh8 121. g7+ Kg8 122. Rb7 Kh7 123. Kf8 Kg6 124. g8Q+ Kf5 125. Qd5+ Kf4 126. Rf7+ Ke3 127. Rf3+ Ke2 128. Qd3+ Ke1 129. Rf1# 1-0

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.30"]
[Round "6"]
[White "Liu, Yijun"]
[Black "Duong, Vu Anh"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1421"]
[BlackElo "1382"]
[PlyCount "75"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. c4 Be7 4. Bg2 0-0 5. Nc3 d5 6. cxd5 exd5 7. d4 h6 8. 0-0 c6 9. Bf4 Nh5 10. Bd2 a5 11. Rc1 Nf6 12. Ne5 Nbd7 13. Nd3 Nb6 14. b3 Bf5 15. Nc5 Ra7 16. f3 Nbd7 17. Nxd7 Qxd7 18. Be3 Ba3 19. Bf2 Bxc1 20. Qxc1 Bh3 21. Na4 Bxg2 22. Kxg2 Raa8 23. Nb6 Qe7 24. Nxa8 Rxa8 25. Re1 a4 26. Qc2 axb3 27. axb3 Re8 28. e3 g5 29. h3 Qe6 30. g4 Ra8 31. Rh1 h5 32. Qb2 Kg7 33. Ra1 Rh8 34. Rh1 Rh6 35. Qb1 Rh8 36. Qb2 Qc8 37. Qc2 Qe6 38. Qb2 1/2-1/2

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.30"]
[Round "4"]
[White "Liu, Yijun"]
[Black "Talebian Zadeh, Ilia"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1421"]
[BlackElo "1334"]
[PlyCount "69"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. cxd5 exd5 4. d4 c6 5. g3 Nf6 6. Bg2 Bd6 7. Nc3 0-0 8. 0-0 Bg4 9. Bf4 Bxf4 10. gxf4 Bxf3 11. Bxf3 Nbd7 12. e3 Qe7 13. Kh1 Nb6 14. Qc2 Rfe8 15. Rg1 Nc4 16. Rg3 Kh8 17. Rag1 g6 18. f5 Nd6 19. fxg6 hxg6 20. Rg5 Nde4 21. Nxe4 Nxe4 22. Re5 Qh4 23. Bxe4 dxe4 24. Reg5 Kg7 25. d5 cxd5 26. Qc3+ Kh7 27. Qf6 Rf8 28. Rxg6 Qxf6 29. Rxf6 Rac8 30. Rf5 Rc6 31. Rxd5 Rfc8 32. Rf5 R8c7 33. Rg4 Rg6 34. Rg3 Kg7 35. Kg2 1-0

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.30"]
[Round "5"]
[White "Sharma, Rishit"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "1421"]
[PlyCount "85"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Be3 Bg4 7. c4 Qd8 8. d5 Nd4 9. Bxd4 cxd4 10. Qxd4 e6 11. dxe6 Bxe6 12. Nc3 Bb4 13. Be2 0-0 14. 0-0 Qxd4 15. Nxd4 Bxc3 16. bxc3 Rac8 17. Rab1 b6 18. Rb4 Ne4 19. Rc1 Nc5 20. f3 Rc7 21. Kf2 Rd8 22. Ke3 Kf8 23. Rd1 Rcd7 24. Nxe6+ fxe6 25. Rxd7 Rxd7 26. a4 Rd6 27. a5 Ke7 28. axb6 axb6 29. Rb1 Na4 30. Rb3 Kf6 31. Ra3 Nc5 32. Ra7 h6 33. h4 e5 34. g4 Ne6 35. Rb7 Nf4 36. h5 Ne6 37. Ra7 Nc5 38. Ra1 Rd7 39. Rb1 Rd6 40. Ra1 Ne6 41. Ra7 Nf4 42. Ra6 Ne6 43. Ra7 1/2-1/2

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.29"]
[Round "3"]
[White "Anand, Aaditya"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1020"]
[BlackElo "1421"]
[PlyCount "114"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 0-0 13. h4 Bh6 14. g4 Bf4 15. Qf3 Be6 16. Nxf4 exf4 17. Qxf4 Ne5 18. Be2 Qc8 19. f3 Bc4 20. Nd4 Bxe2 21. Kxe2 Qc4+ 22. Ke3 b4 23. Rac1 bxc3 24. Rxc3 Qxa2 25. Rhc1 Rab8 26. R1c2 Rxb2 27. Qg5 Rxc2 28. Rxc2 Qb1 29. f4 Qg1+ 30. Kd2 Qxd4+ 31. Kc1 Nd3+ 32. Kd1 Nxf4+ 33. Ke1 Qxe4+ 34. Kd1 Qd3+ 35. Rd2 Qf1+ 36. Kc2 Rc8+ 37. Kb3 Qf3+ 38. Ka2 Ne6 39. Qe7 Rb8 40. Rb2 Rxb2+ 41. Kxb2 Qf6+ 42. Qxf6 gxf6 43. Kc3 d5 44. h5 d4+ 45. Kd3 h6 46. Ke4 a5 47. Kf5 a4 48. Kxf6 d3 49. g5 Nxg5 50. Ke7 d2 51. Kf6 d1Q 52. Kf5 Qd5+ 53. Kg4 Qe4+ 54. Kg3 Qf3+ 55. Kh2 Ne4 56. Kg1 Qf2+ 57. Kh1 Ng3# 0-1

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.29"]
[Round "1"]
[White "Bayarduuren, Sainbileg"]
[Black "Liu, Yijun"]
[Result "0-1"]
[ECO "B33"]
[BlackElo "1421"]
[PlyCount "86"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. bxc3 Be7 11. 0-0 0-0 12. Re1 Bf6 13. Rb1 Qc7 14. Nc5 g6 15. Ne4 Bg7 16. Qc1 b6 17. Bh6 Be6 18. a3 f6 19. Bxg7 Kxg7 20. Qe3 Ne7 21. Qd2 Rad8 22. h4 Nf5 23. h5 Qc6 24. Qe2 Nh6 25. Bb5 Qc7 26. Bd3 g5 27. Qe3 Kh8 28. Nxg5 fxg5 29. Qxg5 Qg7 30. Qxe5 Qxe5 31. Rxe5 Bf5 32. Bxf5 Rxf5 33. Re7 Rf7 34. Re4 Rc7 35. Re3 Nf7 36. Rbe1 Rd5 37. g4 Kg7 38. f4 Rc4 39. Rf3 Rd7 40. g5 Rc5 41. h6+ Kf8 42. Rfe3 Rc8 43. R1e2 Rdc7 0-1

[Event "Eastern Asia-ch U10"]
[Site "Tornelo INT"]
[Date "2021.10.29"]
[Round "2"]
[White "Liu, Yijun"]
[Black "Balan, Praneal"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1421"]
[BlackElo "1098"]
[PlyCount "73"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 e6 4. c4 Be7 5. 0-0 0-0 6. Nc3 Nc6 7. b3 d5 8. cxd5 exd5 9. d4 b6 10. Bb2 Ba6 11. Rc1 Re8 12. Re1 Bd6 13. dxc5 Bxc5 14. Na4 Bb4 15. Rxc6 Bxe1 16. Bxf6 gxf6 17. Nxe1 Rxe2 18. Bf1 Qe8 19. Rc1 Re6 20. Bxa6 b5 21. Nc5 Rc6 22. b4 Rd8 23. Bxb5 Rb8 24. Bxc6 Qxc6 25. Ned3 Qd6 26. Qg4+ Kf8 27. Nd7+ Ke8 28. Nxb8 Qxb8 29. Rc8+ Qxc8 30. Qxc8+ Ke7 31. Nc5 Kd6 32. f4 Ke7 33. Qd7+ Kf8 34. Nb7 d4 35. Nd6 Kg8 36. Qxf7+ Kh8 37. Qf8# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.26"]
[Round "6"]
[White "Jiang, Lucas"]
[Black "Liu, Yijun"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1636"]
[PlyCount "111"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 a6 10. Nc3 Be7 11. Be2 0-0 12. 0-0 f5 13. f4 Bf6 14. Kh1 Nd7 15. Qc2 Rb8 16. Be3 Kh8 17. Rad1 Qe7 18. b4 exf4 19. Bxf4 Bxc3 20. Qxc3 Qxe2 21. Bxd6 Qe8 22. Rde1 Qg6 23. Bxf8 Nxf8 24. Qe5 Ra8 25. Qe8 Qf6 26. c5 Kg8 27. d6 Qf7 28. Re7 Qc4 29. Rfe1 Qd5 30. d7 Bxd7 31. Qxa8 Bc6 32. R7e2 f4 33. Rf2 Qd4 34. Ref1 g5 35. Qc8 f3 36. gxf3 g4 37. Qf5 Bxf3+ 38. Rxf3 gxf3 39. Qxf3 Ng6 40. Qf7+ Kh8 41. Qf6+ Qxf6 42. Rxf6 Ne5 43. Rb6 a5 44. Rxb7 axb4 45. Kg2 Nc6 46. Kf3 h5 47. Ke4 Na5 48. Rd7 b3 49. axb3 Nxb3 50. Kd5 Nxc5 51. Kxc5 h4 52. Kd5 h3 53. Ke6 Kg8 54. Kf6 Kh8 55. Kg6 Kg8 56. Rd8# 1-0

[Event "Wch U08"]
[Site "Weifang"]
[Date "2019.08.22"]
[Round "2"]
[White "Lebedev, Artem S"]
[Black "Liu, Yijun"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1503"]
[PlyCount "143"]
[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 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. e5 Be7 6. d3 f6 7. Nh4 g6 8. Nf3 fxe5 9. Nxe5 Bf6 10. Nf3 Bg7 11. Bg5 Nf6 12. Nbd2 d5 13. 0-0 0-0 14. Nb3 Qb6 15. a4 a5 16. Be3 Nd7 17. Ng5 Re8 18. c4 Rb8 19. Nd2 Ba6 20. h4 h6 21. Nh3 Nf6 22. Rc1 d4 23. Bf4 e5 24. Bh2 Bc8 25. Qf3 Bf5 26. Ne4 Nxe4 27. dxe4 Be6 28. Qg3 Bf7 29. f4 Qxb2 30. f5 Kh7 31. Qf3 gxf5 32. Qxf5+ Bg6 33. Qg4 h5 34. Ng5+ Kh8 35. Qd7 Qb7 36. Qd6 Bh7 37. Rf7 Qb2 38. Rcf1 Rbd8 39. Qxc6 Rc8 40. Rc7 Qb8 41. Bxe5 Rxc7 42. Bxc7 Rc8 43. Nf7+ Kg8 44. Nh6+ Kh8 45. Nf7+ Kg8 46. Bxb8 Rxc6 47. Ng5 Bg6 48. Bf4 Rb6 49. e5 Bf7 50. Re1 Bxc4 51. e6 Kf8 52. Bc7 Rc6 53. e7+ Ke8 54. Bd8 d3 55. Bxa5 Bf6 56. Bd2 Bxe7 57. g4 hxg4 58. h5 Bb3 59. a5 Rh6 60. Ne4 Re6 61. h6 Kf7 62. Nf2 Rxe1+ 63. Bxe1 Kg6 64. Nxd3 Kxh6 65. a6 Bd5 66. Bd2+ Kg7 67. Be3 c4 68. Nf4 Be4 69. Kf2 g3+ 70. Kxg3 Bd6 71. Kf2 Bxf4 72. Bxf4 1/2-1/2

