lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/Ox9V6Z7v"] [Date "2020.11.22"] [Round "-"] [White "Lucadita"] [Black "dragutraisa"] [Result "0-1"] [UTCDate "2020.11.22"] [UTCTime "17:00:03"] [WhiteElo "1970"] [BlackElo "2221"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+8"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 { D00 Queen's Pawn Game } 2. g3? { (0.53 → -0.50) Mistake. Best move was c4. } (2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Be2 Nbd7) 2... Nc6? { (-0.50 → 0.63) Mistake. Best move was c5. } (2... c5) 3. Bg2 Nf6?! { (0.00 → 0.53) Inaccuracy. Best move was Bf5. } (3... Bf5) 4. Nf3 Bf5 5. O-O?! { (0.67 → 0.00) Inaccuracy. Best move was c4. } (5. c4 e6 6. Nc3 Bb4 7. O-O h6 8. cxd5 exd5 9. Ne5 O-O 10. Nxd5 Nxd5 11. Nxc6 bxc6) 5... h6?! { (0.00 → 0.73) Inaccuracy. Best move was e6. } (5... e6 6. c4 Be7 7. Nc3 Ne4 8. Nd2 Nf6) 6. b3?! { (0.73 → -0.03) Inaccuracy. Best move was Ne5. } (6. Ne5 e6) 6... e6 7. Bb2 Nb4 8. Nbd2? { (0.31 → -1.31) Mistake. Best move was Na3. } (8. Na3) 8... Bxc2 9. Qc1 Bf5?! { (-1.27 → -0.52) Inaccuracy. Best move was Bh7. } (9... Bh7 10. a3 Na6 11. Ne5 Bd6 12. b4 O-O 13. f3 c6 14. e4 Nc7 15. Nd3 Be7 16. Nc5) 10. a3?! { (-0.52 → -1.11) Inaccuracy. Best move was Ne5. } (10. Ne5 Bd6 11. a3 Na6 12. b4 O-O 13. f3 Bh7 14. e4 c6 15. Qd1 Be7 16. Qe2 Nc7) 10... Nc2? { (-1.11 → 0.50) Mistake. Best move was Na6. } (10... Na6) 11. Ra2 Qd7? { (0.65 → 2.27) Mistake. Best move was Rc8. } (11... Rc8 12. Bc3 c5 13. Rxc2 cxd4 14. Nxd4 Bxc2 15. Qxc2 Qc7 16. Nb5 Qc5 17. Qd3 a6 18. Bxf6) 12. b4?? { (2.27 → -1.32) Blunder. Best move was Ne5. } (12. Ne5 Qb5 13. e4 Nxe4 14. Qxc2 Nxd2 15. Qxd2 f6 16. Nf3 Qd3 17. Qxd3 Bxd3 18. Rc1 c6) 12... Qa4 13. Ne5 Bxb4? { (-1.17 → -0.01) Mistake. Best move was a5. } (13... a5) 14. e3?? { (-0.01 → -5.02) Blunder. Best move was axb4. } (14. axb4 Qxa2 15. e4 dxe4 16. Qxc2 e3 17. Qb3 Qxb3 18. Nxb3 Nd5 19. Bxd5 e2 20. Bxb7 exf1=Q+) 14... Bxd2 15. Qxd2 Qb3 16. e4? { (-4.51 → -7.20) Mistake. Best move was Raa1. } (16. Raa1) 16... Nxe4 17. Bxe4? { (-6.55 → -8.51) Mistake. Best move was Qc1. } (17. Qc1 f6 18. Nf3 Qxa2 19. g4 Bxg4 20. Qxc2 Qc4 21. Qxc4 dxc4 22. Rc1 O-O-O 23. Rxc4 Bxf3) 17... Bxe4 18. Qf4? { (-8.17 → -11.06) Mistake. Best move was Raa1. } (18. Raa1 Qxb2 19. Rfd1 Qb3 20. Rab1 Qxa3 21. f3 Bf5 22. Rxb7 f6 23. Nc6 Qxf3 24. Rf1 Qe3+) 18... f6 19. Ng4 Qxa2 20. Bc3 Qxa3 21. Bd2 Nxd4 22. Be3?! { (-19.19 → Mate in 1) Checkmate is now unavoidable. Best move was Qe3. } (22. Qe3 Nf3+ 23. Kg2 Nxd2+ 24. f3 Qxe3 25. Nxe3 Nxf1 26. Nxf1 Bd3 27. Nd2 c5 28. Nb3 b6) 22... Ne2# { Black wins by checkmate. } 0-1