lichess dev

[Event "Letelier Arena"] [Site "http://chess-academy.net/7BTF3kAd"] [Date "2021.02.06"] [Round "-"] [White "Bucleo"] [Black "tcaciuc_beatrice"] [Result "1-0"] [UTCDate "2021.02.06"] [UTCTime "17:05:21"] [WhiteElo "1500"] [BlackElo "1105"] [WhiteRatingDiff "+50"] [BlackRatingDiff "-3"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "King's Knight Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 { C40 King's Knight Opening } Bb4? { (0.22 → 1.80) Mistake. Best move was Nc6. } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. Bc4? { (1.80 → 0.65) Mistake. Best move was c3. } (3. c3 Be7) 3... c6? { (0.65 → 1.74) Mistake. Best move was Nf6. } (3... Nf6 4. c3) 4. Nxe5?! { (1.74 → 1.06) Inaccuracy. Best move was c3. } (4. c3) 4... d6?? { (1.06 → 5.43) Blunder. Best move was Qe7. } (4... Qe7 5. Qh5 d5 6. exd5 Bd6 7. d4 Nf6 8. Qe2 cxd5 9. Bb5+ Nbd7 10. Bf4 O-O 11. O-O) 5. Nxf7 Nd7?? { (5.06 → 12.77) Blunder. Best move was Qe7. } (5... Qe7) 6. Nxh8? { (12.77 → 8.63) Mistake. Best move was Nxd8. } (6. Nxd8 Kxd8 7. c3 d5 8. exd5 Bd6 9. dxc6 bxc6 10. d4 Ngf6 11. O-O Bb7 12. Nd2 Kc8) 6... Ne5? { (8.63 → 9.78) Mistake. Best move was Ngf6. } (6... Ngf6 7. O-O) 7. Bb3?! { (9.78 → 8.89) Inaccuracy. Best move was Bxg8. } (7. Bxg8 Ke7 8. Bxh7 Qxh8 9. Qh5 Kf8 10. O-O Bg4 11. Qh4 g5 12. Qh6+ Qg7 13. Qxg7+ Kxg7) 7... d5? { (8.89 → 10.56) Mistake. Best move was Nf6. } (7... Nf6 8. O-O) 8. exd5?! { (10.56 → 9.36) Inaccuracy. Best move was Qh5+. } (8. Qh5+ Kf8) 8... cxd5?! { (9.36 → 10.29) Inaccuracy. Best move was Kf8. } (8... Kf8 9. Qe2 Qe7 10. f4 Nd7 11. dxc6 bxc6 12. Nf7 Nc5 13. Bc4 Qxe2+ 14. Kxe2 Ne6 15. Ng5) 9. c3?? { (10.29 → 5.50) Blunder. Best move was Qh5+. } (9. Qh5+ Kf8 10. Qxe5 Nf6 11. Nc3 Bd6 12. Qd4 Kg8 13. Ng6 hxg6 14. Nxd5 Nxd5 15. Qxd5+ Kh7) 9... Nc6?? { (5.50 → 10.57) Blunder. Best move was Bg4. } (9... Bg4) 10. cxb4?! { (10.57 → 9.36) Inaccuracy. Best move was Qh5+. } (10. Qh5+ g6 11. Qxh7 Qe7+ 12. Qxe7+ Ngxe7 13. cxb4 Be6 14. b5 Nd4 15. d3 Kd7 16. Ba4 Rxh8) 10... Nxb4?! { (9.36 → 12.25) Inaccuracy. Best move was Nf6. } (10... Nf6) 11. Qh5+ Ke7 12. Qf7+ Kd6 13. a3 Nd3+ 14. Ke2 Nf4+ 15. Qxf4+ Ke6 16. Qf7+ Kd6 17. Qxd5+ Kc7 18. Qc5+ Kd7?! { (22.94 → Mate in 9) Checkmate is now unavoidable. Best move was Kb8. } (18... Kb8 19. d3 Qf6 20. Bxg8 b6 21. Qc4 g5 22. Bd5 Bb7 23. Nf7 Qe7+ 24. Be3 Qd7 25. Bxb7) 19. Ba4+ Ke6 20. Qc4+?! { (Mate in 8 → 18.30) Lost forced checkmate sequence. Best move was Kd1. } (20. Kd1 Kf6 21. d4 Bg4+ 22. f3 Qa5 23. Bg5+ Ke6 24. Re1+ Qxe1+ 25. Kxe1 b5 26. Qc6+ Kf5) 20... Ke7 21. Qf7+ Kd6 22. d4 Qb6?! { (18.06 → Mate in 1) Checkmate is now unavoidable. Best move was Qe7+. } (22... Qe7+ 23. Kf1 Qxf7 24. Nxf7+ Ke7 25. Ne5 Nf6 26. Nc3 Be6 27. Bd2 a6 28. f3 Rd8 29. Be3) 23. Bf4# { White wins by checkmate. } 1-0