lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/k3ol4RtA"] [Date "2021.02.22"] [Round "-"] [White "Evy23162"] [Black "Dima_Maslennikov"] [Result "0-1"] [UTCDate "2021.02.22"] [UTCTime "17:03:03"] [WhiteElo "1348"] [BlackElo "1337"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+147"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B10"] [Opening "Caro-Kann Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c6?! { (0.12 → 0.77) Inaccuracy. Best move was e6. } { B10 Caro-Kann Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nf3 d5 3. exd5 cxd5 4. Nc3?! { (0.54 → -0.43) Inaccuracy. Best move was d4. } (4. d4 Nc6 5. c3 Nf6 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 e6) 4... Nf6?! { (-0.43 → 0.25) Inaccuracy. Best move was Nc6. } (4... Nc6 5. d4 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Be3 a6 9. Bd3 Nb4 10. O-O-O Nxd3+ 11. Rxd3) 5. Bb5+?! { (0.25 → -0.50) Inaccuracy. Best move was d4. } (5. d4 a6) 5... Nc6?! { (-0.50 → 0.13) Inaccuracy. Best move was Bd7. } (5... Bd7 6. a4) 6. d4?! { (0.13 → -0.47) Inaccuracy. Best move was Ne5. } (6. Ne5 Qc7 7. d4 e6 8. Bf4 Bd6 9. O-O O-O 10. Re1 a6 11. g3 Bd7 12. Bf1 h6) 6... e6?! { (-0.47 → 0.41) Inaccuracy. Best move was Bg4. } (6... Bg4) 7. Bf4?! { (0.41 → -0.09) Inaccuracy. Best move was O-O. } (7. O-O) 7... Bd6?! { (-0.09 → 0.41) Inaccuracy. Best move was Be7. } (7... Be7 8. O-O O-O 9. Re1 Bd7 10. Ne5 Ne8 11. Bd3 Nb4 12. Bf1 Nd6 13. a3 Nc6 14. Bd3) 8. g3? { (0.41 → -0.76) Mistake. Best move was Bxd6. } (8. Bxd6 Qxd6 9. O-O O-O 10. Re1 Bd7 11. Ne5 Na5 12. Bd3 Qb6 13. Rb1 Rad8 14. Ne2 Bb5) 8... Bxf4 9. gxf4 Qd6 10. Qd2 a6? { (-0.64 → 0.75) Mistake. Best move was O-O. } (10... O-O) 11. Ba4? { (0.75 → -1.37) Mistake. Best move was Bxc6+. } (11. Bxc6+ bxc6 12. Rg1 O-O 13. O-O-O g6 14. Qe3 Nh5 15. Qe5 Qxe5 16. fxe5 a5 17. b3 Ba6) 11... b5 12. Bb3 Ne4? { (-1.55 → 0.16) Mistake. Best move was O-O. } (12... O-O) 13. Qd3? { (0.16 → -1.30) Mistake. Best move was Nxe4. } (13. Nxe4 dxe4 14. d5 Nb4 15. dxe6 Qxd2+ 16. Nxd2 Bxe6 17. O-O-O Bxb3 18. Nxb3 Nxa2+ 19. Kb1 Nb4) 13... Nxc3?! { (-1.30 → -0.69) Inaccuracy. Best move was Bb7. } (13... Bb7 14. Nxe4 dxe4 15. Qxe4 Na5 16. d5 Nxb3 17. axb3 Bxd5 18. Qe3 Rc8 19. c3 O-O 20. Rg1) 14. bxc3? { (-0.69 → -2.00) Mistake. Best move was Qxc3. } (14. Qxc3) 14... Qxf4 15. O-O?! { (-1.76 → -2.57) Inaccuracy. Best move was Qe3. } (15. Qe3) 15... e5?? { (-2.57 → 0.67) Blunder. Best move was O-O. } (15... O-O 16. a4) 16. dxe5?? { (0.67 → -2.89) Blunder. Best move was Bxd5. } (16. Bxd5 Bd7) 16... Bh3 17. Rfe1?? { (-2.54 → Mate in 2) Checkmate is now unavoidable. Best move was Kh1. } (17. Kh1) 17... Qg4+ 18. Kh1 Qg2# { Black wins by checkmate. } 0-1