lichess dev

[Event "Masterclass Arena"] [Site "http://chess-academy.net/tNz4fEDY"] [Date "2022.01.14"] [Round "-"] [White "Ivan12"] [Black "Iuly"] [Result "1-0"] [UTCDate "2022.01.14"] [UTCTime "17:37:35"] [WhiteElo "1538"] [BlackElo "1375"] [WhiteRatingDiff "+63"] [BlackRatingDiff "-27"] [Variant "Standard"] [TimeControl "420+0"] [ECO "B01"] [Opening "Scandinavian Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d5?! { (0.12 → 0.81) Inaccuracy. Best move was e6. } { B01 Scandinavian Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. exd5 Bg4?? { (0.86 → 6.10) Blunder. Best move was c6. } (2... c6 3. dxc6 Nxc6 4. Nf3 e5 5. Nc3 Nf6 6. Bc4 Bc5 7. O-O) 3. Qxg4 e6? { (5.57 → 7.80) Mistake. Best move was c6. } (3... c6 4. dxc6) 4. dxe6 fxe6?! { (7.30 → 7.90) Inaccuracy. Best move was Qe7. } (4... Qe7 5. Bc4 Nf6 6. Qe2 fxe6 7. Nf3 Nc6 8. Qxe6 Nb4 9. Qxe7+ Bxe7 10. Bb3 O-O-O 11. O-O) 5. Nc3?! { (7.90 → 7.22) Inaccuracy. Best move was Nf3. } (5. Nf3) 5... Qd7?! { (7.22 → 7.79) Inaccuracy. Best move was Nc6. } (5... Nc6 6. Bc4 Qe7 7. Nf3 O-O-O 8. O-O Kb8 9. Qxe6 Qxe6 10. Bxe6 Nf6 11. d3 Bc5 12. Bb3) 6. Bc4 h5? { (7.60 → 8.65) Mistake. Best move was Nf6. } (6... Nf6 7. Qe2) 7. Qg6+ Kd8 8. Bxe6 Qe8 9. Qd3+?! { (8.92 → 7.97) Inaccuracy. Best move was Qxe8+. } (9. Qxe8+ Kxe8 10. Bc8 Nd7 11. Bxb7 Rb8 12. Ba6 Rb6 13. Be2 Bd6 14. Nf3 Ne7 15. O-O Kf8) 9... Ke7? { (7.97 → 18.38) Mistake. Best move was Nd7. } (9... Nd7 10. Qe2) 10. Qe4?! { (18.38 → 9.16) Inaccuracy. Best move was Nd5+. } (10. Nd5+) 10... Nc6?! { (9.16 → 12.35) Inaccuracy. Best move was Nf6. } (10... Nf6) 11. Bf5+? { (12.35 → 8.03) Mistake. Best move was Bxg8+. } (11. Bxg8+ Kd7 12. Bd5 Qxe4+ 13. Bxe4 Re8 14. Nf3 Kc8 15. d4 Nb4 16. O-O Rxe4 17. Nxe4 Nxc2) 11... Kf7? { (8.03 → Mate in 3) Checkmate is now unavoidable. Best move was Kd8. } (11... Kd8) 12. Bg6+ Kf6 13. Bxe8?! { (Mate in 2 → 27.76) Lost forced checkmate sequence. Best move was Nd5+. } (13. Nd5+ Kg5 14. d3#) 13... Ne5 14. Bb5 Kg5?! { (25.20 → Mate in 5) Checkmate is now unavoidable. Best move was c6. } (14... c6 15. d4) 15. f4+?! { (Mate in 5 → 30.38) Lost forced checkmate sequence. Best move was d4+. } (15. d4+ Kf6 16. Qxe5+ Kf7 17. Bc4+ Kg6 18. Qe4+ Kf6 19. Qe6#) 15... Kf6?! { (30.38 → Mate in 6) Checkmate is now unavoidable. Best move was Kh6. } (15... Kh6 16. fxe5) 16. Qxe5+ Kf7 17. Bc4+ Kg6 18. Qg5+ Kh7 19. Bd3+ g6 20. Qxg6# { White wins by checkmate. } 1-0