[Event "Casual classical game"] [Site "https://lichess.org/yxLBTZB4"] [Date "2021.12.15"] [White "Anonymous"] [Black "kNN4"] [Result "0-1"] [UTCDate "2021.12.15"] [UTCTime "00:07:40"] [WhiteElo "?"] [BlackElo "1698"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "C42"] [Opening "Petrov's Defense: Italian Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Bc4 Nf6 3. Nf3 { C42 Petrov's Defense: Italian Variation } d5?! { (-0.50 → 0.11) Inaccuracy. Nxe4 was best. } (3... Nxe4 4. Nxe5 d5 5. Be2 Bd6 6. d4 Nd7 7. Nd3 c6 8. c3) 4. Bb3?! { (0.11 → -0.86) Inaccuracy. exd5 was best. } (4. exd5 e4 5. Nd4 c6 6. Nc3 Bb4 7. O-O O-O 8. Bb3 cxd5) 4... Nc6? { (-0.86 → 0.46) Mistake. Nxe4 was best. } (4... Nxe4 5. d3 Nc5 6. Nxe5 Bd6 7. d4 Nxb3 8. axb3 Bxe5 9. dxe5) 5. exd5 Nxd5 6. Nc3?! { (0.58 → -0.16) Inaccuracy. O-O was best. } (6. O-O Be7 7. Re1 Bg4 8. h3 Bxf3 9. Qxf3 Nd4 10. Qe4 Nxb3) 6... Be6?! { (-0.16 → 0.78) Inaccuracy. Nxc3 was best. } (6... Nxc3 7. bxc3) 7. Nxd5? { (0.78 → -0.40) Mistake. O-O was best. } (7. O-O Nxc3 8. bxc3 Bxb3 9. axb3 Bd6 10. d4 O-O 11. Re1 exd4) 7... Bxd5 8. d3 Bc5 9. c4? { (-0.31 → -1.48) Mistake. O-O was best. } (9. O-O Bxb3 10. axb3 O-O 11. c3 a5 12. Be3 Qd5 13. Re1 f6 14. h3 Rad8 15. Qc2 Rd7) 9... Be6?! { (-1.48 → -0.80) Inaccuracy. Bb4+ was best. } (9... Bb4+ 10. Kf1) 10. Ba4 Qd6 11. Qb3?! { (-0.99 → -2.03) Inaccuracy. O-O was best. } (11. O-O O-O-O 12. a3 Bf5 13. Bxc6 Qxc6 14. Nxe5 Qf6 15. Re1 Rhe8 16. Bf4 g5 17. Bg3 Bd4) 11... Bb4+ 12. Bd2 Bxd2+ 13. Kxd2? { (-1.79 → -3.12) Mistake. Nxd2 was best. } (13. Nxd2 O-O-O 14. Bxc6 Qxc6 15. O-O Bf5 16. Ne4 Rd4 17. Qa3 Kb8 18. Rfe1 f6 19. f3 Rhd8) 13... O-O? { (-3.12 → -1.22) Mistake. O-O-O was best. } (13... O-O-O 14. Bxc6) 14. Qxb7?? { (-1.22 → -5.40) Blunder. Bxc6 was best. } (14. Bxc6) 14... Na5?! { (-5.40 → -4.27) Inaccuracy. Nb4 was best. } (14... Nb4 15. Rhd1 c6 16. a3 Rfb8 17. Qxb4 Rxb4 18. axb4 e4 19. Bxc6 Qxc6 20. Nd4 Qb6 21. Nxe6) 15. Qb5?! { (-4.27 → -5.64) Inaccuracy. c5 was best. } (15. c5) 15... Nxc4+ 16. Kc2?! { (-5.65 → -7.94) Inaccuracy. Kc1 was best. } (16. Kc1 Rfb8) 16... Rab8 17. Qc6? { (-8.15 → Mate in 8) Checkmate is now unavoidable. Qxc4 was best. } (17. Qxc4 Bxc4) 17... Rxb2+ 18. Kc3 Qa3+ 19. Bb3 Qa5# { Black wins by checkmate. } 0-1