lichess dev

[Event "Masterclass Arena"] [Site "http://chess-academy.net/nV69r38A"] [Date "2021.11.30"] [Round "-"] [White "olarudariamaria"] [Black "Artik"] [Result "0-1"] [UTCDate "2021.11.30"] [UTCTime "15:40:51"] [WhiteElo "1635"] [BlackElo "1841"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+28"] [Variant "Standard"] [TimeControl "420+0"] [ECO "C57"] [Opening "Italian Game: Two Knights Defense, Knight Attack, Normal Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 { C57 Italian Game: Two Knights Defense, Knight Attack, Normal Variation } 5. exd5 Nxd5? { (-0.04 → 2.16) Mistake. Best move was Na5. } (5... Na5 6. d3 h6 7. Nf3 e4 8. Qe2 Nxc4 9. dxc4 Bc5 10. Nfd2) 6. Qe2?? { (2.16 → -2.84) Blunder. Best move was Nxf7. } (6. Nxf7 Kxf7) 6... Qxg5 7. Bxd5 Bd7? { (-2.79 → -1.05) Mistake. Best move was Nd4. } (7... Nd4 8. h4 Qf5 9. Be4 Nxe2 10. Bxf5 Bxf5 11. Kxe2 Bxc2 12. Na3 Bf5 13. d3 O-O-O 14. Rd1) 8. Nc3 O-O-O?! { (-1.18 → -0.66) Inaccuracy. Best move was Nd4. } (8... Nd4 9. d3) 9. d4?! { (-0.66 → -1.55) Inaccuracy. Best move was d3. } (9. d3) 9... exd4?? { (-1.55 → 9.37) Blunder. Best move was Qg6. } (9... Qg6) 10. Bxg5 Re8 11. Be7?? { (9.41 → 4.47) Blunder. Best move was Ne4. } (11. Ne4) 11... Rxe7 12. Ne4 Re5?? { (4.40 → 8.61) Blunder. Best move was f5. } (12... f5) 13. g3?? { (8.61 → 2.47) Blunder. Best move was Bxf7. } (13. Bxf7 Bb4+ 14. Kd1 Rf8 15. Bc4 Ne7 16. Kc1 Nf5 17. a3 Bc5 18. Qg4 Bb6 19. Bd3 Rfe8) 13... Bb4+? { (2.47 → 4.62) Mistake. Best move was Rxd5. } (13... Rxd5) 14. c3 dxc3?! { (4.46 → 5.40) Inaccuracy. Best move was Rxd5. } (14... Rxd5 15. cxb4 f5 16. b5 Ne5 17. Ng5 Bxb5 18. Qh5 g6 19. Qh4 Nd3+ 20. Kd2 Nxb2 21. a4) 15. f4?? { (5.40 → -7.89) Blunder. Best move was O-O-O. } (15. O-O-O f5) 15... cxb2+ 16. Kd1? { (-7.51 → Mate in 12) Checkmate is now unavoidable. Best move was Kf2. } (16. Kf2 bxa1=Q) 16... bxa1=Q+ 17. Kc2 Qxh1 18. Bxf7?! { (-24.39 → Mate in 6) Checkmate is now unavoidable. Best move was fxe5. } (18. fxe5 Nd4+ 19. Kb2 Nxe2 20. Nd6+ Bxd6 21. Bxh1 Bxe5+ 22. Kb3 Be6+ 23. Kc2 Bf5+ 24. Kd2 Nc3) 18... Rxe4 19. Qd3 Qxh2+ 20. Kb3 Re7?! { (Mate in 1 → Mate in 7) Not the best checkmate sequence. Best move was Na5#. } (20... Na5#) 21. Qc4 Qxg3+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qd2. } (21... Qd2 22. Qc2 Nd4+ 23. Kc4 b5+ 24. Kd5 Nxc2#) 22. Kc2 Bf5+ 23. Kb2 Qa3+ 24. Ka1 Bc3+ 25. Qxc3 Qxc3# { Black wins by checkmate. } 0-1