[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2024.07.17"]
[Round "9"]
[White "Lv, Yansong"]
[Black "Zheng, Qingyou"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1558"]
[PlyCount "87"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CB30_2024"]
[SourceDate "2024.07.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.24"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nf6 5. e3 d6 6. Bd3 0-0 7. 0-0 Qe8 8. e4 fxe4 9. Nxe4 Nbd7 10. Bg5 Nxe4 11. Bxe4 Nf6 12. Bxf6 Rxf6 13. Rb1 c6 14. Re1 Bg4 15. h3 Be6 16. d5 Bd7 17. dxc6 bxc6 18. Qd3 Rb8 19. b3 Qf8 20. Rbd1 Rd8 21. Qe3 c5 22. Rd3 Kh8 23. Bd5 Re8 24. Qc1 Bf5 25. Be4 Bd7 26. Qa3 Rf4 27. Bd5 e6 28. Be4 Rf7 29. Red1 Rf4 30. Rxd6 Rxe4 31. Rxd7 Re2 32. Qxa7 Re4 33. Rf7 Rf4 34. Rxf8+ Rfxf8 35. Rd7 Rg8 36. Ne5 h5 37. Nxg6+ Kh7 38. Ne7 Rgf8 39. Nf5 Rxf5 40. Rxg7+ Kh6 41. Rh7+ Kg5 42. Qg7+ Kf4 43. Qg3+ Ke4 44. Qe3# 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2024.07.16"]
[Round "7"]
[White "Lv, Yansong"]
[Black "Wang, Yifan1"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1558"]
[PlyCount "79"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CB30_2024"]
[SourceDate "2024.07.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Bd3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. c4 Qb6 9. b3 Nbd7 10. 0-0 c5 11. Na3 a6 12. Nc2 0-0 13. Rad1 Rfd8 14. d5 Rac8 15. e4 Qc7 16. Qe2 Nh5 17. Bh2 Re8 18. Ne3 Nhf6 19. Qc2 Rcd8 20. Be2 Rb8 21. a4 Rbd8 22. Bf4 Nh5 23. Bxh5 gxh5 24. Nf5 Nf6 25. Qd3 Kh8 26. Qe2 Rg8 27. Ng3 Qd7 28. Nxh5 Nxh5 29. Qxh5 Bf6 30. Rd3 Rg6 31. Rg3 Rdg8 32. Rxg6 fxg6 33. Qe2 Qc7 34. Re1 Bc3 35. Rc1 Bf6 36. Bd2 Re8 37. Bc3 Kg7 38. Bxf6+ exf6 39. Rc3 Qe7 40. Re3 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2024.07.16"]
[Round "8"]
[White "Zhang, Xujia"]
[Black "Lv, Yansong"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1689"]
[BlackElo "1558"]
[PlyCount "47"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CB30_2024"]
[SourceDate "2024.07.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.24"]
[SourceQuality "1"]

1. e4 c6 2. c4 e6 3. Nc3 d5 4. exd5 exd5 5. cxd5 cxd5 6. d4 h6 7. Nf3 Nf6 8. Bb5+ Nc6 9. Ne5 Qd6 10. 0-0 Bd7 11. Re1 Be7 12. Bf4 Qb4 13. Nxd7 Kxd7 14. a3 Qa5 15. Qb3 Qd8 16. Nxd5 Nxd5 17. Qxd5+ Ke8 18. Bxc6+ bxc6 19. Qxc6+ Kf8 20. Rac1 Bg5 21. Bc7 Qe8 22. Rxe8+ Rxe8 23. Bd6+ Be7 24. Re1 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2024.07.15"]
[Round "5"]
[White "Lv, Yansong"]
[Black "Zheng, Yifeng"]
[Result "1/2-1/2"]
[ECO "E49"]
[WhiteElo "1558"]
[PlyCount "69"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CB30_2024"]
[SourceDate "2024.07.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. e3 Nc6 8. Bd3 0-0 9. Ne2 b6 10. 0-0 Ba6 11. cxd5 Bxd3 12. Qxd3 exd5 13. e4 Re8 14. e5 Nd7 15. f4 f6 16. Bd2 Nf8 17. Rf3 fxe5 18. fxe5 Ng6 19. Bf4 Rc8 20. Raf1 cxd4 21. cxd4 Rf8 22. Bg3 Qe7 23. Rxf8+ Rxf8 24. Rxf8+ Qxf8 25. Qb5 Nce7 26. Qd7 Qf5 27. Qe8+ Qf8 28. Qxf8+ Kxf8 29. Nc3 Nf5 30. Bf2 Nf4 31. Kf1 Ne6 32. Nb5 a6 33. Nc3 Nfxd4 34. Bxd4 Nxd4 35. Nxd5 1/2-1/2

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2024.07.15"]
[Round "6"]
[White "Yang, Youqing"]
[Black "Lv, Yansong"]
[Result "1/2-1/2"]
[ECO "A29"]
[BlackElo "1558"]
[PlyCount "104"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CB30_2024"]
[SourceDate "2024.07.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.24"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d6 4. Nc3 Be7 5. Nf3 Nc6 6. d3 h6 7. 0-0 Be6 8. Bd2 0-0 9. a3 Qd7 10. Re1 d5 11. cxd5 Nxd5 12. Rc1 Nxc3 13. Bxc3 Bf6 14. b4 a6 15. a4 Bd5 16. e4 Be6 17. b5 axb5 18. axb5 Nd4 19. Nxd4 exd4 20. Bb4 Be7 21. Bxe7 Qxe7 22. Qc2 Rfc8 23. e5 c6 24. bxc6 bxc6 25. Qc5 Qxc5 26. Rxc5 Ra3 27. Be4 g6 28. Rec1 Bd7 29. Kf1 Ra7 30. R5c4 Ra5 31. Rxd4 Bh3+ 32. Ke2 Rxe5 33. Kd2 c5 34. Rdc4 Be6 35. R4c3 c4 36. f4 Rh5 37. dxc4 Rxh2+ 38. Ke3 Re8 39. Kf3 h5 40. f5 gxf5 41. Bd3 h4 42. R3c2 Rxc2 43. Rxc2 hxg3 44. Kxg3 Rc8 45. c5 Kf8 46. Kf4 Ke7 47. Bxf5 Bxf5 48. Kxf5 Rc6 49. Ke5 Re6+ 50. Kd5 Kd7 51. Rf2 f6 52. Ra2 Re5+ 1/2-1/2

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2024.07.14"]
[Round "3"]
[White "Lv, Yansong"]
[Black "Miao, Zhun"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1558"]
[BlackElo "1682"]
[PlyCount "57"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CB30_2024"]
[SourceDate "2024.07.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.24"]
[SourceQuality "1"]

1. d4 b6 2. c4 Bb7 3. Nc3 Nf6 4. f3 e6 5. e4 d5 6. cxd5 exd5 7. e5 Nfd7 8. f4 c5 9. Nf3 Be7 10. Be2 0-0 11. 0-0 Re8 12. Kh1 Bf8 13. dxc5 Nxc5 14. f5 Ne4 15. Bb5 Nxc3 16. bxc3 Nc6 17. Nd4 Rc8 18. e6 fxe6 19. fxe6 a6 20. Bxc6 Bxc6 21. Qg4 Bb5 22. Rf7 Rc7 23. Bg5 Qc8 24. Nxb5 axb5 25. Raf1 g6 26. Qh4 Bg7 27. Qf4 Rf8 28. e7 Re8 29. Rxg7+ 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2024.07.14"]
[Round "4"]
[White "Wang, Yinuo"]
[Black "Lv, Yansong"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "1723"]
[BlackElo "1558"]
[PlyCount "81"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CB30_2024"]
[SourceDate "2024.07.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 0-0 6. 0-0 Nbd7 7. Nc3 c6 8. e4 e5 9. d5 c5 10. a3 Nb6 11. Nd2 a6 12. b4 Nfd7 13. Bb2 f5 14. exf5 gxf5 15. Qe2 e4 16. f4 Bd4+ 17. Kh1 Qf6 18. Rac1 Na4 19. Nxa4 Bxb2 20. Nxe4 fxe4 21. Nxb2 Qg7 22. Bxe4 Nf6 23. Bf3 Bh3 24. Rfe1 Rae8 25. Qd2 Bf5 26. Na4 Qd7 27. Nc3 cxb4 28. axb4 Rc8 29. Ne4 Nxe4 30. Bxe4 Rc7 31. Qd4 Bxe4+ 32. Rxe4 Rfc8 33. Re6 b5 34. c5 dxc5 35. bxc5 Rd8 36. Re5 h6 37. Qe4 Qh7 38. Re8+ Rxe8 39. Qxe8+ Kg7 40. d6 Rf7 41. d7 1-0

