lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/Aqpu8BV6"] [Date "2021.03.29"] [Round "-"] [White "CornelCoslet"] [Black "BatushkaFeofan"] [Result "0-1"] [UTCDate "2021.03.29"] [UTCTime "17:00:03"] [WhiteElo "1636"] [BlackElo "1949"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+14"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C00"] [Opening "French Defense: Knight Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e6 2. Nf3 { C00 French Defense: Knight Variation } d5 3. e5?! { (0.43 → -0.22) Inaccuracy. Best move was exd5. } (3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O O-O 7. Re1 Re8) 3... c5 4. Nc3?! { (0.00 → -0.68) Inaccuracy. Best move was c3. } (4. c3 Nc6 5. d4 Bd7 6. Be2 Nge7 7. O-O cxd4 8. cxd4 Nf5) 4... Nc6?! { (-0.68 → -0.14) Inaccuracy. Best move was Ne7. } (4... Ne7) 5. d4?! { (-0.14 → -0.95) Inaccuracy. Best move was Bb5. } (5. Bb5) 5... Qa5? { (-0.95 → 0.28) Mistake. Best move was cxd4. } (5... cxd4 6. Nb5 Bc5 7. a3 a6 8. b4 axb5 9. bxc5 Qc7 10. Rb1 Nge7 11. Bxb5 O-O 12. O-O) 6. dxc5?! { (0.28 → -0.48) Inaccuracy. Best move was Bd2. } (6. Bd2) 6... Bxc5 7. Be3? { (0.13 → -0.97) Mistake. Best move was Bb5. } (7. Bb5 Bd7 8. Bxc6 Bxc6 9. O-O Ne7 10. Ne2 Qc7 11. c3 Bb6 12. Bf4 O-O 13. Ned4 Bd7) 7... Qb6? { (-0.97 → 0.40) Mistake. Best move was Bxe3. } (7... Bxe3 8. fxe3) 8. Bxc5 Qxc5 9. Nb5 Qb6?! { (0.38 → 0.91) Inaccuracy. Best move was Kf8. } (9... Kf8 10. c3) 10. Nd6+? { (0.91 → -0.69) Mistake. Best move was Bd3. } (10. Bd3 Nh6) 10... Kf8 11. Ng5? { (-0.64 → -2.30) Mistake. Best move was Nxc8. } (11. Nxc8 Rxc8 12. Bd3 Qb4+ 13. Qd2 Qxb2 14. O-O Nxe5 15. Nxe5 Qxe5 16. Qb4+ Ne7 17. Qxb7 Qf6) 11... Nh6? { (-2.30 → -1.02) Mistake. Best move was Nxe5. } (11... Nxe5 12. Nb5) 12. Qf3?? { (-1.02 → -6.19) Blunder. Best move was f4. } (12. f4 Qb4+ 13. Qd2 Qxb2 14. Rc1 f6 15. exf6 gxf6 16. Nf3 Ke7 17. Nxc8+ Raxc8 18. Bd3 Qb6) 12... Nxe5?? { (-6.19 → -1.20) Blunder. Best move was Qxb2. } (12... Qxb2) 13. Qa3 Kg8 14. Bb5?! { (-0.93 → -1.92) Inaccuracy. Best move was Be2. } (14. Be2 f6) 14... Bd7?! { (-1.92 → -1.18) Inaccuracy. Best move was f6. } (14... f6 15. Nf3 Nhf7 16. Nxf7 Nxf7 17. Ba4 Qd6 18. Qxd6 Nxd6 19. O-O Kf7 20. Bb3 Bd7 21. a4) 15. Bxd7? { (-1.18 → -2.84) Mistake. Best move was Be2. } (15. Be2) 15... Nxd7 16. O-O-O f6?? { (-2.70 → 5.41) Blunder. Best move was Rd8. } (16... Rd8 17. c4) 17. Nxe6 Qxf2? { (5.24 → 7.83) Mistake. Best move was Nf7. } (17... Nf7 18. Rxd5 h5 19. Rhd1 Nde5 20. Rb5 Qxf2 21. Rxb7 Rd8 22. Nxd8 Nxd8 23. Rc7 Qf4+ 24. Kb1) 18. c4?? { (7.83 → 2.27) Blunder. Best move was Nc7. } (18. Nc7 Nf7 19. Nxa8 Qf4+ 20. Kb1 Qxd6 21. Qxd6 Nxd6 22. Rxd5 Ne5 23. Rxd6 Kf7 24. Nc7 Rc8) 18... dxc4? { (2.27 → 4.73) Mistake. Best move was Ng4. } (18... Ng4 19. Rd2) 19. Nxb7?? { (4.73 → 0.58) Blunder. Best move was Rd2. } (19. Rd2 Qh4 20. Qf3 Qg4 21. Qxb7 Qxe6 22. Qxa8+ Nf8 23. Rf1 a6 24. Kb1 Nf7 25. Nxf7 Qxf7) 19... Rc8?? { (0.58 → 11.57) Blunder. Best move was Nf8. } (19... Nf8 20. Nxf8) 20. Rxd7 Nf5 21. Rd8+?? { (10.96 → 4.03) Blunder. Best move was Nbd8. } (21. Nbd8 Rxd8 22. g4 c3 23. Rxd8+ Kf7 24. gxf5 Qe3+ 25. Kc2 Qf2+ 26. Kxc3 Qf3+ 27. Kd2 Qg2+) 21... Rxd8 22. Nexd8?? { (4.08 → 0.00) Blunder. Best move was Nbxd8. } (22. Nbxd8) 22... Nd4 23. Qc3?? { (0.00 → -10.69) Blunder. Best move was Qa4. } (23. Qa4 Qe3+ 24. Kb1 Qd3+ 25. Ka1 Nc2+ 26. Kb1 Na3+ 27. Ka1) 23... Ne2+ 24. Kc2 Nxc3+ 25. Kxc3 Qe3+ 26. Kxc4 Qe4+ 27. Kc3 Qxg2 28. Re1 h6? { (-10.19 → -8.74) Mistake. Best move was Qh3+. } (28... Qh3+) 29. Re8+? { (-8.74 → -10.42) Mistake. Best move was Re7. } (29. Re7 Kh7 30. Ne6 Rc8+ 31. Nbc5 Qf3+ 32. Kd2 Qf2+ 33. Kd3 Rxc5 34. Nxc5 Qxc5 35. Re3 Qd5+) 29... Kh7 30. Rxh8+ Kxh8 31. Nf7+ Kg8 32. Nbd8 Qxh2 33. Nd6?! { (-12.51 → Mate in 16) Checkmate is now unavoidable. Best move was Nc6. } (33. Nc6 Kxf7) 33... Qxd6 34. Nb7 Qc7+ 35. Kb3 Qxb7+ 36. Kc3 h5 37. Kc2 h4 38. Kc3 h3 39. Kc2 h2 40. Kc3 h1=Q 41. Kc2 Qhf3?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qbe4+. } (41... Qbe4+ 42. Kc3 Qc1+ 43. Kb3 Qce3#) 42. Kb1 Qbe4+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qd1#. } (42... Qd1#) 43. Ka1 Qe1# { Black wins by checkmate. } 0-1