lichess dev

[Event "Classical Shield Arena"] [Site "http://chess-academy.net/ZqJsf7kp"] [Date "2021.08.06"] [Round "-"] [White "academynet"] [Black "Harry_Potter"] [Result "1-0"] [UTCDate "2021.08.06"] [UTCTime "19:04:22"] [WhiteElo "1500"] [BlackElo "1484"] [WhiteRatingDiff "+158"] [BlackRatingDiff "-148"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "B86"] [Opening "Sicilian Defense: Sozin Attack"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 2. Nf3 d6 3. Bc4?! { (0.35 → -0.19) Inaccuracy. Best move was Nc3. } (3. Nc3 Nc6 4. Be2 Nf6 5. O-O e5 6. Bc4 Be7 7. d3 O-O) 3... Nf6 4. Nc3?! { (0.30 → -0.21) Inaccuracy. Best move was d3. } (4. d3) 4... e6 5. d4 cxd4 6. Nxd4 { B86 Sicilian Defense: Sozin Attack } Nbd7? { (-0.09 → 1.33) Mistake. Best move was a6. } (6... a6 7. O-O b5 8. Bb3 Be7 9. Be3 O-O 10. f3 Bd7 11. a4 b4 12. Nce2 Nc6 13. Nxc6) 7. Qf3? { (1.33 → -0.05) Mistake. Best move was O-O. } (7. O-O Ne5) 7... b6? { (-0.05 → 2.88) Mistake. Best move was Ne5. } (7... Ne5 8. Bb5+ Bd7 9. Bxd7+ Nfxd7 10. Qg3 Qb6 11. Nb3 Be7 12. Be3 Qa6 13. O-O-O O-O 14. f4) 8. Bg5? { (2.88 → 0.63) Mistake. Best move was e5. } (8. e5 dxe5) 8... Bb7 9. O-O? { (1.30 → -0.13) Mistake. Best move was O-O-O. } (9. O-O-O Qc8 10. Qe2 Be7 11. f4 O-O 12. Kb1 h6 13. Bh4 Kh8 14. Rhe1 Re8 15. f5 Nc5) 9... h6? { (-0.13 → 1.38) Mistake. Best move was Qc8. } (9... Qc8 10. Bb5 Be7 11. Qg3 a6 12. Bxd7+ Qxd7 13. Rad1 O-O 14. Bh6 Ne8 15. f4 b5 16. a3) 10. Be3? { (1.38 → -0.15) Mistake. Best move was Qh3. } (10. Qh3 Rc8) 10... Be7? { (-0.15 → 1.14) Mistake. Best move was Rc8. } (10... Rc8) 11. Qg3 Nxe4?! { (0.83 → 1.63) Inaccuracy. Best move was g5. } (11... g5) 12. Nxe4 Bxe4 13. Qxg7?! { (1.57 → 0.61) Inaccuracy. Best move was f3. } (13. f3 Bh7 14. Bxe6 Bf6 15. Bd5 Rc8 16. Rad1 O-O 17. Bxh6 Rc5 18. Bb3 Rh5 19. Be3 Nc5) 13... Bf6 14. Qg3 Be5? { (0.46 → 2.27) Mistake. Best move was Ne5. } (14... Ne5) 15. f4 Bf6 16. Rad1?! { (2.28 → 1.46) Inaccuracy. Best move was f5. } (16. f5 Be5 17. Qh3 Bxd4 18. fxe6 Bxe3+ 19. Qxe3 f5 20. Bb5 O-O 21. Bxd7 Kh7 22. Bc6 Bxc6) 16... Bxd4? { (1.46 → 3.20) Mistake. Best move was Rc8. } (16... Rc8 17. Ba6) 17. Bxd4 e5?? { (3.22 → 11.29) Blunder. Best move was Rf8. } (17... Rf8 18. Bg7) 18. fxe5? { (11.29 → 7.61) Mistake. Best move was Bxf7+. } (18. Bxf7+ Kxf7 19. fxe5+ Ke8 20. Qg4 Qe7 21. e6 Rf8 22. exd7+ Kd8 23. Rxf8+ Qxf8 24. Rf1 Qxf1+) 18... dxe5? { (7.61 → Mate in 8) Checkmate is now unavoidable. Best move was d5. } (18... d5 19. e6) 19. Bxe5?! { (Mate in 8 → 17.57) Lost forced checkmate sequence. Best move was Bxf7+. } (19. Bxf7+ Kf8 20. Bh5+ Nf6 21. Bc3 Rh7 22. Bb4+ Qe7 23. Rxf6+ Rf7 24. Rxf7+ Ke8 25. Rxe7+ Kf8) 19... Bxc2?! { (17.57 → Mate in 3) Checkmate is now unavoidable. Best move was Rf8. } (19... Rf8 20. Bf6) 20. Bxf7+ Kf8 21. Bxh8?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Qg7+. } (21. Qg7+ Ke7 22. Bd6#) 21... Bxd1 22. Qd6+ Qe7 23. Qxh6# { White wins by checkmate. } 1-0