[Event "Daqing Boyi Cup-B"]
[White "Lv, Yansong"]
[Black "Zheng, Qingyou"]
[Site "Daqing"]
[Round "9"]
[Result "1-0"]
[Date "2024.07.17"]
[ECO "A85"]
[WhiteElo "1558"]
[PlyCount "87"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[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"]
[White "Zheng, Qingyou"]
[Black "Sun, Jihan"]
[Site "Daqing"]
[Round "3"]
[Result "0-1"]
[Date "2024.07.14"]
[ECO "A16"]
[BlackElo "1804"]
[PlyCount "90"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 Nf6 3. e4 d5 4. cxd5 cxd5 5. e5 d4 6. exf6 dxc3 7. bxc3 exf6 8. Nf3 Bd6 9. Be2 0-0 10. 0-0 Nc6 11. h3 Bf5 12. Nh4 Be6 13. d4 Ne7 14. c4 b6 15. d5 Bd7 16. Bd3 Ng6 17. Nxg6 hxg6 18. h4 Qc8 19. Be2 Re8 20. g3 Bh3 21. Re1 Qc5 22. Bg4 Rxe1+ 23. Qxe1 Bxg4 24. Qc3 Be5 25. Qd3 Bxa1 26. Be3 Qb4 27. Bd2 Qb2 28. d6 Qd4 29. Qxd4 Bxd4 30. Kg2 Rd8 31. f3 Be6 32. Bb4 Bc5 33. Bxc5 bxc5 34. a3 Rxd6 35. g4 Bxc4 36. Kg3 Be2 37. Kf2 Bxf3 38. Kxf3 c4 39. Ke2 c3 40. Ke3 c2 41. Ke4 c1Q 42. a4 Qe1+ 43. Kf3 Rd3+ 44. Kg2 Rg3+ 45. Kh2 Qg1# 0-1

