[Event "Khối 5 - Vòng thi cấp huyện"] [Site "https://lichess.org/l99w3CAY"] [Date "2022.07.21"] [White "lekhanh1234"] [Black "congdoan5"] [Result "0-1"] [UTCDate "2022.07.21"] [UTCTime "02:44:16"] [WhiteElo "1233"] [BlackElo "1111"] [WhiteRatingDiff "-73"] [BlackRatingDiff "+35"] [Variant "Standard"] [TimeControl "600+2"] [ECO "A46"] [Opening "Yusupov-Rubinstein System"] [Termination "Normal"] [Annotator "lichess.org"] 1. e3 e6 2. Nf3 Nf6 3. d4 { A46 Yusupov-Rubinstein System } Ne4?! { (0.11 → 0.67) Inaccuracy. d5 was best. } (3... d5 4. b3 Bb4+ 5. c3 Be7 6. Bd3 b6 7. Bb2 Bb7 8. c4) 4. Nc3?! { (0.67 → 0.09) Inaccuracy. Bd3 was best. } (4. Bd3 d5 5. c4 c6 6. O-O Bd6 7. b3 O-O 8. Qc2 f5) 4... Nxc3 5. bxc3 Bd6?! { (0.18 → 0.75) Inaccuracy. Be7 was best. } (5... Be7) 6. Ng5?? { (0.75 → -5.79) Blunder. e4 was best. } (6. e4 Be7 7. Bd3 d6 8. a4 Nd7 9. a5 a6 10. Bd2 e5 11. O-O O-O 12. Qe2 Bf6) 6... f6?? { (-5.79 → 0.34) Blunder. Qxg5 was best. } (6... Qxg5) 7. Nh3 g5?? { (0.09 → 2.77) Blunder. b6 was best. } (7... b6) 8. d5?? { (2.77 → 0.18) Blunder. e4 was best. } (8. e4 Qe7) 8... exd5 9. Qf3? { (0.37 → -1.28) Mistake. Bd3 was best. } (9. Bd3 Qe7 10. O-O h5 11. f4 g4 12. Nf2 Nc6 13. Bb2 b6 14. c4 dxc4 15. Bg6+ Kd8) 9... Rf8?? { (-1.28 → 0.68) Blunder. Qe7 was best. } (9... Qe7 10. Qh5+ Kd8 11. Bd3 Nc6 12. O-O Ne5 13. f4 gxf4 14. Nxf4 c6 15. Ne2 Bc5 16. Nd4) 10. Bd3?! { (0.68 → -0.41) Inaccuracy. Qh5+ was best. } (10. Qh5+ Ke7) 10... Qe7 11. Bxh7?? { (-0.38 → -7.90) Blunder. Qh5+ was best. } (11. Qh5+) 11... Qxh7 12. Qxd5 Qxc2 13. e4?! { (-6.49 → -11.44) Inaccuracy. O-O was best. } (13. O-O Nc6 14. f4 b6 15. Rf2 Qg6 16. fxg5 Bb7 17. gxf6 O-O-O 18. Qf5 Qxf5 19. Rxf5 Ne5) 13... Qxc3+ 14. Bd2 Qxa1+ 15. Ke2 Qxh1 16. Nxg5 fxg5 17. Bxg5 Qxg2 18. e5?! { (-22.10 → Mate in 7) Checkmate is now unavoidable. Qf5 was best. } (18. Qf5 Rxf5 19. exf5 Qxg5 20. h4 Qxf5 21. a4 Nc6 22. h5 Qxh5+ 23. Ke3 Kf7 24. Kd2 Qa5+) 18... Qxf2+?! { (Mate in 7 → -26.08) Lost forced checkmate sequence. Rxf2+ was best. } (18... Rxf2+ 19. Ke3 Bc5+ 20. Qxc5 Rf3+ 21. Ke4 Qg4+ 22. Bf4 Qxf4+ 23. Kd5 Rd3+ 24. Qd4 Qxd4#) 19. Kd3 Bb4 20. Be3 Qf5+ 21. Qe4 Qxe4+ 22. Kxe4 b5 23. h4 Nc6 24. h5 Rb8 25. h6 d6 26. exd6 cxd6 27. h7 Bf5+ 28. Kd5?! { (-20.89 → Mate in 5) Checkmate is now unavoidable. Kf3 was best. } (28. Kf3 Bb1+ 29. Ke2 Rh8 30. Bc1 Bxa2 31. Bb2 Ne5 32. Ba1 a5 33. Kd1 Kf7 34. Kc1 Bc5) 28... Ne7+ 29. Kd4 Bc5+ 30. Kc3 Bxe3 31. Kb4 Bxh7 32. Ka5 Bb6+ 33. Kxb5 Rf5+ 34. Kc4 Rc8+ 35. Kb4 Rcc5 36. a4 Ba5+ 37. Kb3 Rf4 38. Kb2 Rf3 39. Ka2 Rcc3 40. Kb2 Rce3 41. Ka2 Re2+ 42. Ka1 Rf1# { Black wins by checkmate. } 0-1