lichess dev

[Event "Masterclass Arena"] [Site "http://chess-academy.net/Lw8mQQxa"] [Date "2022.02.08"] [Round "-"] [White "alexandru_apostu"] [Black "olarudariamaria"] [Result "1-0"] [UTCDate "2022.02.08"] [UTCTime "15:03:28"] [WhiteElo "1646"] [BlackElo "1665"] [WhiteRatingDiff "+22"] [BlackRatingDiff "-16"] [Variant "Standard"] [TimeControl "300+2"] [ECO "C50"] [Opening "Italian Game: Giuoco Pianissimo, Canal Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. d3 d6 6. Bg5 { C50 Italian Game: Giuoco Pianissimo, Canal Variation } h6 7. Bh4 g5 8. Bg3 Nb4? { (-0.60 → 0.87) Mistake. Best move was Bg4. } (8... Bg4 9. h3 Bxf3 10. Qxf3 Nd4 11. Qd1 c6 12. a4 O-O 13. O-O Kg7 14. a5 Bb4 15. a6) 9. O-O?! { (0.87 → 0.28) Inaccuracy. Best move was a3. } (9. a3 Nc6 10. Qd2 Be6 11. Nd5 Bb6 12. O-O-O g4 13. Nh4 Bxd5 14. exd5 Ne7 15. f4 gxf3) 9... g4? { (0.28 → 1.94) Mistake. Best move was a5. } (9... a5 10. Nb5 O-O 11. c3 Nc6 12. Re1 Be6 13. Bxe6 fxe6 14. d4 Bb6 15. h3 a4 16. Na3) 10. Nh4 Nh5 11. Nb5? { (1.87 → 0.22) Mistake. Best move was a3. } (11. a3 Nc6) 11... c6? { (0.22 → 2.14) Mistake. Best move was Nc6. } (11... Nc6) 12. Nc3? { (2.14 → 0.42) Mistake. Best move was d4. } (12. d4) 12... d5? { (0.42 → 1.62) Mistake. Best move was Bb6. } (12... Bb6 13. Kh1) 13. exd5 cxd5 14. Bb5+ Bd7? { (1.02 → 3.42) Mistake. Best move was Nc6. } (14... Nc6) 15. Qxg4?! { (3.42 → 2.52) Inaccuracy. Best move was Re1. } (15. Re1 Nxg3) 15... Nf6? { (2.52 → 4.92) Mistake. Best move was Nxg3. } (15... Nxg3 16. Qg7) 16. Qg7?? { (4.92 → -5.16) Blunder. Best move was Bxd7+. } (16. Bxd7+) 16... Ke7?? { (-5.16 → 15.29) Blunder. Best move was Rh7. } (16... Rh7) 17. Ng6+ Ke6 18. Nxh8?? { (14.69 → 6.91) Blunder. Best move was Rae1. } (18. Rae1) 18... Qxh8 19. Bxd7+ Kxd7? { (5.98 → 7.01) Mistake. Best move was Nxd7. } (19... Nxd7 20. Qg4+) 20. Qxf7+ Kd6?? { (6.58 → 13.68) Blunder. Best move was Be7. } (20... Be7 21. a3 Rf8 22. Qg6 Nc6 23. Bxe5 Qg8 24. Qxg8 Nxg8 25. d4 Bd6 26. f4 Nge7 27. g4) 21. Nb5+ Kc6 22. a4 Nh7?! { (10.55 → Mate in 1) Checkmate is now unavoidable. Best move was Bd6. } (22... Bd6 23. Nxd6 Nd7 24. Nb5 Qf6 25. Qxf6+ Nxf6 26. Bxe5 Ne8 27. Ra3 Kd7 28. Rb3 a5 29. Rc3) 23. Qc7# { White wins by checkmate. } 1-0