lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/xtpnw3JT"] [Date "2020.12.13"] [Round "-"] [White "France_Defence"] [Black "OtiCoolUwU"] [Result "1-0"] [UTCDate "2020.12.13"] [UTCTime "17:43:27"] [WhiteElo "2328"] [BlackElo "1378"] [WhiteRatingDiff "+0"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Petrov's Defense #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nf6?! { (0.22 → 0.73) Inaccuracy. Best move was Nc6. } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. Nxe5 { C42 Petrov's Defense #2 } Bc5? { (0.50 → 2.24) Mistake. Best move was d6. } (3... d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bf5 8. Nc3) 4. d4 Bb6 5. c3? { (2.20 → 0.53) Mistake. Best move was Bc4. } (5. Bc4 d5) 5... c5? { (0.53 → 1.80) Mistake. Best move was d6. } (5... d6) 6. f3? { (1.80 → 0.29) Mistake. Best move was Bc4. } (6. Bc4 d5 7. exd5 O-O 8. Bg5 Nbd7 9. O-O cxd4 10. cxd4 Qc7 11. Bxf6 Nxe5 12. d6 Qxc4) 6... cxd4 7. cxd4 d6? { (0.66 → 2.32) Mistake. Best move was O-O. } (7... O-O) 8. Nc4?! { (2.32 → 1.58) Inaccuracy. Best move was Bb5+. } (8. Bb5+ Kf8) 8... O-O 9. Nxb6 Qxb6 10. Nc3 d5?! { (1.79 → 2.59) Inaccuracy. Best move was Bd7. } (10... Bd7 11. d5) 11. e5 Nfd7?! { (2.08 → 2.77) Inaccuracy. Best move was Ne8. } (11... Ne8) 12. Be2?! { (2.77 → 2.02) Inaccuracy. Best move was Nxd5. } (12. Nxd5 Qa5+ 13. Nc3 Nc6 14. f4 Rd8 15. d5 Nb6 16. d6 Nxe5 17. fxe5 Qxe5+ 18. Qe2 Qxd6) 12... Qd8? { (2.02 → 3.82) Mistake. Best move was Nc6. } (12... Nc6 13. Nxd5) 13. Nxd5? { (3.82 → 2.29) Mistake. Best move was O-O. } (13. O-O Nb6 14. b3 Be6 15. f4 g6 16. f5 Bxf5 17. Bh6 Re8 18. Qd2 a6 19. Rxf5 gxf5) 13... Nb6 14. Nxb6 Qxb6 15. O-O?! { (2.30 → 1.67) Inaccuracy. Best move was Be3. } (15. Be3 Nc6) 15... Qg6? { (1.67 → 4.41) Mistake. Best move was Rd8. } (15... Rd8 16. Be3) 16. Bd3? { (4.41 → 3.02) Mistake. Best move was d5. } (16. d5) 16... Qh5? { (3.02 → 4.87) Mistake. Best move was Bf5. } (16... Bf5 17. Bxf5) 17. Be3?! { (4.87 → 4.05) Inaccuracy. Best move was Bf4. } (17. Bf4 Nc6 18. g4 Qh4 19. d5 Qd8 20. Bg3 Ne7 21. Be4 Ng6 22. f4 f5 23. Bc2 Bd7) 17... f5?? { (4.05 → 7.29) Blunder. Best move was Nc6. } (17... Nc6 18. Be4 Rd8 19. f4 Bg4 20. Qd2 Ne7 21. d5 f5 22. Bc5 fxe4 23. Bxe7 e3 24. Qd4) 18. exf6? { (7.29 → 4.93) Mistake. Best move was Qb3+. } (18. Qb3+ Kh8) 18... gxf6? { (4.93 → 6.90) Mistake. Best move was Rxf6. } (18... Rxf6 19. Qb3+) 19. Bc4+? { (6.90 → 4.39) Mistake. Best move was Rc1. } (19. Rc1 Na6 20. Qb3+ Kh8 21. d5 b6 22. Rxc8 Raxc8 23. Bxa6 Rcd8 24. Rd1 Rg8 25. Bd4 Qg5) 19... Kh8 20. d5 Rg8?! { (4.25 → 5.00) Inaccuracy. Best move was Nd7. } (20... Nd7 21. Rc1 Ne5 22. Bb3 Bd7 23. Rc7 Bb5 24. Rf2 Rf7 25. d6 Rg7 26. g4 Qh4 27. Bd5) 21. Bd4 Qg6?! { (4.72 → 5.49) Inaccuracy. Best move was Qg5. } (21... Qg5 22. Rf2 Bf5 23. Qd2 Nd7 24. Qxg5 Rxg5 25. Re1 Rg7 26. Rfe2 h5 27. d6 Rc8 28. Bd5) 22. Qe2? { (5.49 → 4.32) Mistake. Best move was Qd2. } (22. Qd2 Bf5 23. Rae1 Nd7 24. d6 Rg7 25. Bb3 Bd3 26. Rf2 h5 27. g4 Rc8 28. h3 h4) 22... Nd7? { (4.32 → 5.96) Mistake. Best move was Bf5. } (22... Bf5 23. g4) 23. g3? { (5.96 → 4.00) Mistake. Best move was d6. } (23. d6 Re8) 23... b5? { (4.00 → 5.80) Mistake. Best move was Re8. } (23... Re8 24. Qd2) 24. Bxb5 Rb8? { (5.98 → 8.11) Mistake. Best move was Ne5. } (24... Ne5 25. Bxe5) 25. Bc6? { (8.11 → 6.01) Mistake. Best move was Bxd7. } (25. Bxd7 Bxd7) 25... Nf8?? { (6.01 → 9.60) Blunder. Best move was Qg7. } (25... Qg7 26. f4) 26. Qe7 Rb7? { (8.55 → 19.62) Mistake. Best move was Bh3. } (26... Bh3 27. Bxf6+ Rg7 28. Rfe1 Kg8 29. Bxg7 Qxg7 30. Qxg7+ Kxg7 31. d6 Be6 32. Rad1 Rxb2 33. d7) 27. Bxb7 Bxb7?! { (17.87 → Mate in 8) Checkmate is now unavoidable. Best move was Nd7. } (27... Nd7 28. Bxc8 Ne5 29. Be6 Re8 30. Qxa7 Qg7 31. Qb6 Ng6 32. Bf5 Rf8 33. d6 Nf4 34. d7) 28. Bxf6+ Rg7 29. Qxf8# { White wins by checkmate. } 1-0