[Event "DJCA U13 Championship 2020-21"] [Site "https://lichess.org/ovjlmxhr"] [Date "2021.03.20"] [White "PeNgXiAo_ZhU"] [Black "Chess_Dragon19"] [Result "1-0"] [UTCDate "2021.03.20"] [UTCTime "11:43:32"] [WhiteElo "1664"] [BlackElo "1630"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-112"] [Variant "Standard"] [TimeControl "1500+5"] [ECO "D30"] [Opening "Queen's Gambit Declined"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 2. c4 d5 { D30 Queen's Gambit Declined } 3. Nf3 Nc6?! { (0.00 → 0.59) Inaccuracy. Nf6 was best. } (3... Nf6 4. cxd5 exd5 5. Nc3 c6 6. Bf4 Bf5 7. e3 Nbd7 8. Bd3) 4. Nc3 Bb4 5. Qc2 Nge7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bf4 a6 9. e3 b5?? { (1.51 → 4.25) Blunder. Bd7 was best. } (9... Bd7 10. Bd3) 10. cxb5 axb5 11. Bxb5 Bb7 12. O-O Ra5 13. Bxc6?! { (6.07 → 4.54) Inaccuracy. a4 was best. } (13. a4 Ra7 14. b4 Qa8 15. Rfc1 Rc8 16. a5 Rb8 17. Rab1 Ng6 18. Bg3 Nce7 19. h4 Ba6) 13... Bxc6? { (4.54 → 8.48) Mistake. Nxc6 was best. } (13... Nxc6 14. b4) 14. Qxa5 Qb8 15. Qxc7 Qxc7 16. Bxc7 Bb5 17. Bd6 Re8 18. Rfc1 Nc6 19. a4 Be2 20. Rxc6 Bxf3 21. gxf3 g6 22. Rac1 Kg7 23. Be5+ Kh6 24. Rc7 f5?! { (18.48 → Mate in 12) Checkmate is now unavoidable. f6 was best. } (24... f6 25. Bxf6) 25. Rf7?! { (Mate in 12 → 75.00) Lost forced checkmate sequence. h4 was best. } (25. h4 f4 26. Bxf4+ g5 27. hxg5+ Kg6 28. R1c6 h5 29. gxh6 Rg8 30. h7 Rd8 31. Rxe6+ Kf5) 25... Rb8?! { (75.00 → Mate in 5) Checkmate is now unavoidable. Rg8 was best. } (25... Rg8 26. Rcc7) 26. Bxb8 Kg5 27. Kg2 Kh6 28. Kg3 Kg5 29. f4+ Kh6 30. Kf3 e5 31. dxe5 d4 32. Bd6 dxe3 33. Bf8+ Kh5 34. Rxh7# { White wins by checkmate. } 1-0