lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/s5eTzfhn"] [Date "2020.10.26"] [Round "-"] [White "FRoman"] [Black "carajiailia"] [Result "1-0"] [UTCDate "2020.10.26"] [UTCTime "17:37:56"] [WhiteElo "1792"] [BlackElo "1237"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Four Knights Game: Italian Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bc4 { C46 Four Knights Game: Italian Variation } Bb4?! { (0.00 → 0.79) Inaccuracy. Best move was Bc5. } (4... Bc5 5. d3 O-O 6. O-O h6 7. Na4 Be7 8. Nc3 Bc5) 5. Ng5? { (0.79 → -0.70) Mistake. Best move was Nd5. } (5. Nd5 O-O 6. O-O Nxe4 7. d3 Nf6 8. Nxb4 Nxb4 9. Nxe5 d6 10. Nf3 Re8 11. c3 Nc6) 5... d6?? { (-0.70 → 4.07) Blunder. Best move was O-O. } (5... O-O 6. O-O d6 7. Nd5 Nxd5 8. exd5 Qxg5 9. dxc6 bxc6 10. d4) 6. Nxf7 Bg4? { (3.48 → 5.88) Mistake. Best move was Qe7. } (6... Qe7) 7. f3 Bh5?? { (5.69 → 10.28) Blunder. Best move was Qd7. } (7... Qd7 8. Nxh8) 8. Nxd8 Nxd8 9. g4 Bg6 10. Nb5 Kf8 11. Nxc7 Rc8 12. Ne6+ Nxe6 13. Bxe6 Re8 14. Bf5 Bxf5 15. gxf5 Nh5 16. f4 Nxf4 17. c3 Bc5 18. d3 Ng2+ 19. Kd2 Nf4 20. Ke1 Nxd3+ 21. Qxd3 g6 22. fxg6 hxg6 23. Rf1+ Bf2+?! { (19.86 → Mate in 8) Checkmate is now unavoidable. Best move was Kg7. } (23... Kg7 24. b4) 24. Rxf2+ Kg7 25. Qd5 Rd8 26. Qf7# { White wins by checkmate. } 1-0