lichess dev

[Event "Zugzwang Arena"] [Site "http://chess-academy.net/ZG0jXBVm"] [Date "2020.09.03"] [Round "-"] [White "FRoman"] [Black "costelconstantin"] [Result "0-1"] [UTCDate "2020.09.03"] [UTCTime "17:07:32"] [WhiteElo "1912"] [BlackElo "2128"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+7"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C50"] [Opening "Four Knights Game: Italian Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. Nf3 Bc5 { C50 Four Knights Game: Italian Variation } 5. Ng5? { (0.31 → -1.02) Mistake. Best move was d3. } (5. d3 O-O 6. O-O h6 7. Bd2 d6 8. Na4 Bb6 9. b4 Nd4) 5... O-O 6. Bxf7+? { (-0.17 → -2.03) Mistake. Best move was O-O. } (6. O-O Nd4) 6... Rxf7 7. Nxf7 Kxf7 8. Nd5? { (-1.56 → -2.96) Mistake. Best move was d3. } (8. d3) 8... d6 9. Nxf6 Qxf6 10. Qh5+ Kf8 11. Rf1? { (-2.08 → -4.75) Mistake. Best move was O-O. } (11. O-O Nb4) 11... Be6? { (-4.75 → -3.02) Mistake. Best move was Nd4. } (11... Nd4) 12. d3 Kg8?! { (-3.29 → -2.31) Inaccuracy. Best move was Nd4. } (12... Nd4 13. Kd1 d5 14. Qg5 dxe4 15. Qxf6+ gxf6 16. c3 Nc6 17. Be3 Bxe3 18. fxe3 exd3 19. e4) 13. Bg5?! { (-2.31 → -2.89) Inaccuracy. Best move was Be3. } (13. Be3) 13... Qf8 14. O-O-O? { (-2.50 → -4.54) Mistake. Best move was c3. } (14. c3) 14... Bxa2 15. b3? { (-4.21 → -6.62) Mistake. Best move was Be3. } (15. Be3 Nd4) 15... Ba3+ 16. Kd2 Bb4+? { (-5.83 → -4.71) Mistake. Best move was d5. } (16... d5 17. Be3 d4 18. Bg5 Qc5 19. Rc1 Nb4 20. Qg4 Qc6 21. Be7 Bxc1+ 22. Rxc1 Qc3+ 23. Ke2) 17. Kc1?? { (-4.71 → -8.45) Blunder. Best move was c3. } (17. c3 d5) 17... d5 18. exd5? { (-8.13 → -16.80) Mistake. Best move was d4. } (18. d4 Ba3+ 19. Kd2 Nxd4 20. c3 Nxb3+ 21. Ke1 Qc5 22. f3 dxe4 23. Rf2 Qxc3+ 24. Kf1 Qc4+) 18... Nd4 19. Kb2?! { (-14.27 → Mate in 6) Checkmate is now unavoidable. Best move was d6. } (19. d6 Qxd6) 19... Qc5 20. Rc1 Bc3+ 21. Kxa2 Qa5+ { White resigns. } 0-1