lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/z2StJEp0"] [Date "2021.01.18"] [Round "-"] [White "CostelStina23"] [Black "Alexandru16"] [Result "1-0"] [UTCDate "2021.01.18"] [UTCTime "17:44:30"] [WhiteElo "1572"] [BlackElo "954"] [WhiteRatingDiff "+11"] [BlackRatingDiff "-7"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B07"] [Opening "Pirc Defense #4"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6?! { (0.12 → 0.73) Inaccuracy. Best move was e6. } { B07 Pirc Defense #4 } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bc4?! { (0.73 → -0.15) Inaccuracy. Best move was d4. } (2. d4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bd3 Nbd7 6. e5 dxe5) 2... d5? { (-0.15 → 1.35) Mistake. Best move was Nf6. } (2... Nf6 3. Qe2 e6 4. Nf3 Be7 5. e5 dxe5 6. Nxe5 O-O 7. O-O) 3. Bxd5 c5? { (0.92 → 2.00) Mistake. Best move was Nf6. } (3... Nf6 4. Nc3 Nxd5 5. Nxd5 Nc6 6. d3 e6 7. Nc3 e5 8. Nf3) 4. Qh5? { (2.00 → 0.89) Mistake. Best move was d3. } (4. d3 Nf6 5. Bc4 e6 6. Nf3 Be7 7. O-O O-O 8. Bf4 b6 9. a4 Bb7 10. Nbd2 Nc6) 4... Qxd5?? { (0.89 → 10.03) Blunder. Best move was e6. } (4... e6 5. Bb3) 5. Qxd5 Nc6 6. Nf3 Nd8 7. Ne5 e6 8. Qd3 Bd6 9. Nc4 Bxh2 10. Rxh2 e5 11. Nxe5 f5 12. Qf3 Ne7 13. exf5 Ne6 14. fxe6 Ng8?! { (22.94 → Mate in 8) Checkmate is now unavoidable. Best move was Bxe6. } (14... Bxe6 15. Qxb7) 15. Qf7+ Kd8 16. Rh3 Bxe6 17. Rd3+ Kc8 18. Qxe6+ Kb8 19. Qd7?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Qd6+. } (19. Qd6+ Kc8 20. Qd8#) 19... Ne7 20. Qxe7 b5 21. Nc6+ Kc8 22. Nxa7+?! { (Mate in 1 → Mate in 6) Not the best checkmate sequence. Best move was Qd7#. } (22. Qd7#) 22... Rxa7 23. Qxa7 Rf8 24. Re3 Kd8 25. Re7 Rxf2 26. Qd7# { White wins by checkmate. } 1-0