lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/F7Pj4IP6"] [Date "2020.11.25"] [Round "-"] [White "Matei22995"] [Black "Mara"] [Result "0-1"] [UTCDate "2020.11.25"] [UTCTime "17:55:02"] [WhiteElo "1192"] [BlackElo "1690"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d5?! { (0.12 → 0.81) Inaccuracy. Best move was e6. } { B01 Scandinavian Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bc4?? { (0.81 → -4.46) Blunder. Best move was exd5. } (2. exd5 Nf6 3. Nf3 Nxd5 4. d4 c5 5. c4 Nf6 6. d5 e6) 2... dxc4 3. d3?! { (-4.05 → -4.90) Inaccuracy. Best move was Na3. } (3. Na3) 3... cxd3 4. cxd3 f5?! { (-4.99 → -4.04) Inaccuracy. Best move was Nc6. } (4... Nc6 5. Nf3) 5. exf5? { (-4.04 → -5.33) Mistake. Best move was Qb3. } (5. Qb3 e5) 5... Bxf5 6. Nf3?! { (-4.96 → -5.78) Inaccuracy. Best move was Qf3. } (6. Qf3 Qc8) 6... Qd5? { (-5.78 → -3.79) Mistake. Best move was Qxd3. } (6... Qxd3 7. Qxd3 Bxd3 8. Bf4 Nc6 9. Nc3 O-O-O 10. O-O-O Nf6 11. Rhe1 g6 12. Ne5 Nxe5 13. Rxe5) 7. O-O? { (-3.79 → -4.82) Mistake. Best move was Nc3. } (7. Nc3 Qa5) 7... e5? { (-4.82 → -2.09) Mistake. Best move was Nc6. } (7... Nc6 8. Nc3) 8. Nh4?? { (-2.09 → -5.26) Blunder. Best move was Nc3. } (8. Nc3) 8... e4?? { (-5.26 → -0.48) Blunder. Best move was Bxd3. } (8... Bxd3 9. Nc3 Qd6 10. Re1 Nc6 11. Nf3 Nf6 12. Bf4 O-O-O 13. Nxe5 Nxe5 14. Bxe5 Qd7 15. Rc1) 9. Nxf5? { (-0.48 → -2.44) Mistake. Best move was Nc3. } (9. Nc3 Qd7 10. Nxf5 Qxf5 11. dxe4 Qe6 12. Bf4 c6 13. Qh5+ Qf7 14. Qh3 Na6 15. Rad1 Nf6) 9... Qxf5 10. f4?? { (-2.08 → -5.34) Blunder. Best move was dxe4. } (10. dxe4 Qe6) 10... exf3 11. Rxf3 Qh5?? { (-5.13 → 10.71) Blunder. Best move was Qd7. } (11... Qd7 12. Nc3) 12. Nc3?? { (10.71 → -4.06) Blunder. Best move was Re3+. } (12. Re3+) 12... Bd6?? { (-4.06 → 10.00) Blunder. Best move was Nf6. } (12... Nf6) 13. g4?? { (10.00 → -8.87) Blunder. Best move was Re3+. } (13. Re3+ Ne7 14. Qxh5+ g6 15. Qb5+ Nc6 16. Qxb7 O-O 17. Qa6 Rf7 18. Ne4 Raf8 19. Bd2 Bf4) 13... Qxh2+ 14. Kf1 Nc6?! { (-8.20 → -7.62) Inaccuracy. Best move was Ne7. } (14... Ne7 15. Ne4 Nbc6 16. Nf2 Rf8 17. Rxf8+ Kxf8 18. Qf3+ Kg8 19. Qh3 Qxh3+ 20. Nxh3 Rf8+ 21. Kg2) 15. Rf2? { (-7.62 → -10.40) Mistake. Best move was Qe2+. } (15. Qe2+ Qxe2+ 16. Nxe2 Ne5 17. Rh3 Nf6 18. g5 Nd5 19. Nc3 O-O+ 20. Ke2 Nb4 21. Be3 Nexd3) 15... Qh3+ 16. Rg2 Nd4 17. Ne4 Be5? { (-14.96 → -7.21) Mistake. Best move was Ne7. } (17... Ne7 18. Qa4+) 18. Ng5? { (-7.21 → -11.49) Mistake. Best move was Nf2. } (18. Nf2 Qf3) 18... Qh1+ 19. Rg1 Qh4? { (-11.05 → -8.64) Mistake. Best move was Qd5. } (19... Qd5 20. Be3) 20. Nf3? { (-8.64 → -18.02) Mistake. Best move was Qe1. } (20. Qe1 Qxe1+) 20... Qh3+ 21. Rg2 Nxf3 22. b4 Bxa1 23. Bg5 Nh2+ 24. Kg1?! { (-25.22 → Mate in 8) Checkmate is now unavoidable. Best move was Ke1. } (24. Ke1 Qxg2 25. Qe2+ Qxe2+ 26. Kxe2 Nxg4 27. Be3 Nxe3 28. Kxe3 Nf6 29. Kd2 O-O-O 30. a4 Nd5) 24... Bd4+ 25. Kh1 Nf1+ 26. Rh2 Qxh2# { Black wins by checkmate. } 0-1