lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/oqCBEUvY"] [Date "2020.11.29"] [Round "-"] [White "Nicolas9"] [Black "France_Defence"] [Result "0-1"] [UTCDate "2020.11.29"] [UTCTime "17:09:07"] [WhiteElo "1402"] [BlackElo "2102"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e6 2. Nf3 d5 3. g4? { (0.44 → -0.94) Mistake. Best move was d4. } (3. d4 c5 4. c4 Nf6 5. Be2 Nc6 6. O-O cxd4 7. exd4 Bd6 8. Nc3 O-O 9. Bg5 dxc4) 3... Nf6?! { (-0.94 → -0.29) Inaccuracy. Best move was c5. } (3... c5 4. d4) 4. g5 Ne4 5. d3? { (-0.51 → -1.71) Mistake. Best move was h4. } (5. h4 c5 6. d3 Nd6 7. Nbd2 Nc6 8. e4 Be7 9. Bg2 b6 10. Nh2 dxe4 11. Nxe4 Bb7) 5... Nxg5 6. Nh4? { (-1.05 → -2.38) Mistake. Best move was Ne5. } (6. Ne5) 6... h6? { (-2.38 → -1.28) Mistake. Best move was e5. } (6... e5) 7. f4 Nh3? { (-1.72 → 0.09) Mistake. Best move was Ne4. } (7... Ne4 8. Nf3 Nd6 9. Rg1 c5 10. e4 Nc6 11. Qe2 Qe7 12. Nbd2 b5 13. Nb3 c4 14. exd5) 8. Bxh3?? { (0.09 → -6.79) Blunder. Best move was Qh5. } (8. Qh5 e5 9. Qxe5+ Qe7 10. Qxe7+ Bxe7 11. Nf3 Bg4 12. Ne5 h5 13. Nxg4 hxg4 14. Bg2 c6) 8... Qxh4+ 9. Ke2?! { (-6.37 → -7.07) Inaccuracy. Best move was Kd2. } (9. Kd2) 9... Qxh3 10. Rf1? { (-6.64 → -9.39) Mistake. Best move was Qf1. } (10. Qf1 Qf5) 10... e5 11. fxe5? { (-8.97 → -21.06) Mistake. Best move was f5. } (11. f5 Bxf5 12. Rxf5 Qxf5 13. Qh1 Qh5+ 14. Kf2 Nc6 15. h3 e4 16. dxe4 d4 17. Qf3 dxe3+) 11... Bg4+ 12. Kd2 Bxd1 13. Kxd1 Qxf1+ 14. Kd2 Be7 15. d4 Bg5 16. Nc3?! { (-26.50 → Mate in 4) Checkmate is now unavoidable. Best move was Na3. } (16. Na3 Qg1) 16... Qf2+?! { (Mate in 4 → -27.81) Lost forced checkmate sequence. Best move was Bh4. } (16... Bh4 17. Ne2 Be1+ 18. Kd3 Qf5+ 19. e4 Qxe4#) 17. Kd3 Nc6 18. Nxd5 O-O-O 19. e6?! { (-21.26 → Mate in 7) Checkmate is now unavoidable. Best move was c4. } (19. c4 Ne7 20. Nxe7+ Bxe7 21. Bd2 c5 22. d5 Qf5+ 23. Kc3 Qxe5+ 24. Kb3 Qxh2 25. Bc3 f6) 19... Rxd5 20. exf7 Qf5+?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Nb4+. } (20... Nb4+ 21. Kc3 Qxc2+ 22. Kxb4 Be7#) 21. e4 Qf3+ 22. Kc4 Rxd4+ 23. Kc5 Qxe4?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Be7+. } (23... Be7+ 24. Kb5 a6#) 24. Kb5 a6+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Rd5#. } (24... Rd5#) 25. Kc5 Qd5# { Black wins by checkmate. } 0-1