lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/9kfVVa77"] [Date "2021.01.11"] [Round "-"] [White "French_Defense"] [Black "OtiCoolUwU"] [Result "1-0"] [UTCDate "2021.01.11"] [UTCTime "17:36:41"] [WhiteElo "1686"] [BlackElo "1546"] [WhiteRatingDiff "+30"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Petrov's Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nf6?! { (0.22 → 0.73) Inaccuracy. Best move was Nc6. } { C42 Petrov's Defense } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. d3? { (0.73 → -0.46) Mistake. Best move was Nxe5. } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6) 3... Rg8? { (-0.46 → 1.53) Mistake. Best move was Nc6. } (3... Nc6) 4. Nc3?! { (1.53 → 1.02) Inaccuracy. Best move was Nxe5. } (4. Nxe5 d5 5. exd5 Qxd5 6. Nf3 Nc6 7. Nc3 Qd6 8. Be2 Bf5 9. O-O O-O-O 10. Be3 Kb8) 4... Nc6 5. Bg5? { (1.44 → 0.36) Mistake. Best move was d4. } (5. d4) 5... Bc5? { (0.36 → 1.46) Mistake. Best move was Bb4. } (5... Bb4 6. Be2 h6 7. Bxf6 gxf6 8. O-O Bxc3 9. bxc3 d5 10. Qc1 Bh3 11. Nh4 dxe4 12. dxe4) 6. Nd5 d6 7. Bxf6?! { (1.54 → 0.71) Inaccuracy. Best move was c3. } (7. c3 Bb6) 7... gxf6 8. g3?! { (1.34 → 0.56) Inaccuracy. Best move was c3. } (8. c3) 8... Bg4? { (0.56 → 1.65) Mistake. Best move was Nb4. } (8... Nb4 9. Nxb4 Bxb4+ 10. c3 Bc5 11. Bg2 Be6 12. d4 Bb6 13. O-O Qd7 14. a4 a5 15. Qd3) 9. Be2? { (1.65 → 0.25) Mistake. Best move was c3. } (9. c3) 9... Nd4?? { (0.25 → 5.33) Blunder. Best move was Nb4. } (9... Nb4 10. Nh4 Bh3 11. Nxb4 Bxb4+ 12. c3 Bc5 13. Bf1 Bg4 14. Qd2 Qd7 15. Bg2 O-O-O 16. O-O) 10. Nxd4 Bxd4? { (4.91 → 6.38) Mistake. Best move was Bh3. } (10... Bh3 11. Nf5 Bxf5 12. exf5 c6 13. Ne3 d5 14. O-O Qe7 15. c3 Bxe3 16. fxe3 O-O-O 17. Qa4) 11. Bxg4 c6 12. Nc3?! { (6.35 → 5.59) Inaccuracy. Best move was Ne3. } (12. Ne3 Bxb2 13. Rb1 Bc3+ 14. Kf1 b5 15. Kg2 a5 16. Nf5 b4 17. Bh5 Kd7 18. Bxf7 Rh8) 12... f5? { (5.59 → 7.08) Mistake. Best move was Bxc3+. } (12... Bxc3+ 13. bxc3 Qa5 14. O-O Qxc3 15. Rb1 b6 16. f4 Rd8 17. fxe5 dxe5 18. Rxf6 Rg6 19. Rf1) 13. Bxf5 Qf6? { (5.86 → 7.28) Mistake. Best move was Qb6. } (13... Qb6) 14. O-O d5? { (6.69 → 7.74) Mistake. Best move was Kf8. } (14... Kf8 15. Kg2) 15. Qf3 dxe4? { (7.35 → 9.33) Mistake. Best move was Ke7. } (15... Ke7) 16. Nxe4 Qg7?! { (8.75 → 9.31) Inaccuracy. Best move was Qh6. } (16... Qh6 17. c3) 17. Bh3?! { (9.31 → 8.65) Inaccuracy. Best move was c3. } (17. c3 Bb6) 17... Rf8? { (8.65 → 11.05) Mistake. Best move was Kf8. } (17... Kf8 18. Nf6 Qh6 19. Nxg8 Kxg8 20. Bc8 Kf8 21. Qg4 Rb8 22. c3 Bb6 23. Rae1 Bc7 24. d4) 18. Nd6+? { (11.05 → 9.00) Mistake. Best move was c3. } (18. c3 f5 19. Nd6+ Ke7 20. Nxf5+ Rxf5 21. Qxf5 Bb6 22. d4 h5 23. dxe5 Qf7 24. Qd7+ Kf8) 18... Kd8 19. Nxb7+ Kc7 20. Na5 Qg6?! { (8.84 → 9.50) Inaccuracy. Best move was Qh6. } (20... Qh6 21. Bf5 Bb6 22. Nc4 e4 23. Bxe4 f5 24. Bxf5 Qg5 25. Ne3 Rab8 26. Rab1 Bxe3 27. fxe3) 21. Bf5?! { (9.50 → 8.92) Inaccuracy. Best move was c3. } (21. c3) 21... Qh6 22. Qe4 Rg8?! { (8.85 → 9.56) Inaccuracy. Best move was Qf6. } (22... Qf6 23. c3) 23. c3 Bxf2+?! { (9.08 → 14.14) Inaccuracy. Best move was Bb6. } (23... Bb6 24. Qxe5+ Qd6 25. Qxd6+ Kxd6 26. Nc4+ Kc7 27. Rfe1 Bc5 28. Bxh7 Rg5 29. d4 Bd6 30. Be4) 24. Rxf2 Qh5?! { (13.64 → Mate in 2) Checkmate is now unavoidable. Best move was Qd6. } (24... Qd6 25. Nc4) 25. Qxe5+?! { (Mate in 2 → Mate in 5) Not the best checkmate sequence. Best move was Qxc6+. } (25. Qxc6+ Kd8 26. Qd7#) 25... Kd8 26. Qd6+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Nxc6#. } (26. Nxc6#) 26... Ke8 27. Bd7+ Kd8 28. Be6+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Nxc6#. } (28. Nxc6#) 28... Ke8 29. Qd7+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Bd7+. } (29. Bd7+ Kd8 30. Nxc6#) 29... Kf8 30. Rxf7+ Qxf7 31. Qxf7# { White wins by checkmate. } 1-0