lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/BZXYinXa"] [Date "2020.10.31"] [Round "-"] [White "damianganjea"] [Black "SergeyVoronChess"] [Result "0-1"] [UTCDate "2020.10.31"] [UTCTime "17:58:56"] [WhiteElo "1654"] [BlackElo "2148"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B10"] [Opening "Caro-Kann Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c6?! { (0.12 → 0.77) Inaccuracy. Best move was e6. } { B10 Caro-Kann Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nf3 d5 3. exd5 cxd5 4. Nc3?! { (0.54 → -0.40) Inaccuracy. Best move was d4. } (4. d4 Nc6 5. c3 Nf6 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 e6) 4... Nf6?! { (-0.40 → 0.25) Inaccuracy. Best move was Nc6. } (4... Nc6 5. Bb5) 5. Bd3? { (0.25 → -0.95) Mistake. Best move was h3. } (5. h3 Nc6 6. d4 e6 7. Bd3 Bd6 8. O-O O-O 9. Nb5 Bb8 10. c3 a6 11. Na3 e5) 5... Nc6?! { (-0.95 → -0.21) Inaccuracy. Best move was a6. } (5... a6 6. O-O) 6. O-O?! { (-0.21 → -0.76) Inaccuracy. Best move was Bb5. } (6. Bb5) 6... e5?! { (-0.76 → -0.15) Inaccuracy. Best move was a6. } (6... a6 7. Re1 h6 8. Bf1 Bg4 9. h3 Bxf3 10. Qxf3 e6 11. Ne2 Bd6 12. d4 O-O 13. c3) 7. Re1?! { (-0.15 → -1.12) Inaccuracy. Best move was Bb5. } (7. Bb5) 7... e4 8. Bf1? { (-0.66 → -2.39) Mistake. Best move was Bb5. } (8. Bb5) 8... Be7 9. Nh4?! { (-2.23 → -3.19) Inaccuracy. Best move was Ng5. } (9. Ng5) 9... O-O 10. d3?! { (-2.80 → -3.59) Inaccuracy. Best move was g3. } (10. g3) 10... exd3?? { (-3.59 → 0.19) Blunder. Best move was Ng4. } (10... Ng4 11. g3 Bxh4 12. dxe4 dxe4 13. Nxe4 Be7 14. h3 Nf6 15. Nxf6+ Bxf6 16. c3 Qxd1 17. Rxd1) 11. cxd3? { (0.19 → -0.94) Mistake. Best move was Bxd3. } (11. Bxd3) 11... Bb4?! { (-0.94 → 0.00) Inaccuracy. Best move was Bc5. } (11... Bc5) 12. Qf3?? { (0.00 → -3.67) Blunder. Best move was a3. } (12. a3 Ba5 13. b4 Bb6 14. Nf3 Bg4 15. h3 Bxf3 16. Qxf3 Rc8 17. Bb2 Nd4 18. Qd1 Nf5) 12... d4 13. Re2?? { (-3.46 → -8.14) Blunder. Best move was Bd2. } (13. Bd2 dxc3 14. bxc3 Ba5 15. Rac1 Bc7 16. Bf4 Be6 17. d4 Ng4 18. Bxc7 Qxc7 19. g3 Nf6) 13... dxc3 14. bxc3? { (-7.82 → -9.31) Mistake. Best move was Qf4. } (14. Qf4 Nd4) 14... Bxc3 15. Rb1 Nd4 16. Qg3 Nxe2+ 17. Bxe2 Re8 18. Bh6 g6?! { (-9.29 → -8.69) Inaccuracy. Best move was Nd5. } (18... Nd5) 19. Qf3? { (-8.69 → -13.00) Mistake. Best move was Be3. } (19. Be3) 19... Bg4 20. Qxb7 Rb8 21. Qxa7? { (-9.63 → Mate in 4) Checkmate is now unavoidable. Best move was Qxb8. } (21. Qxb8 Qxb8 22. Rxb8 Rxb8 23. Nf3 Rb1+ 24. Bf1 Bf5 25. Bd2 Bxd2 26. Nxd2 Rd1 27. Nc4 Rxf1+) 21... Rxb1+ 22. Bf1 Ree1?! { (Mate in 2 → Mate in 6) Not the best checkmate sequence. Best move was Rxf1+. } (22... Rxf1+ 23. Kxf1 Re1#) 23. h3 Rxf1+ 24. Kh2 Rh1+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Nh5. } (24... Nh5 25. Bc1 Rfxc1 26. Qxf7+ Kxf7 27. g3 Rh1+ 28. Kg2 Rbg1#) 25. Kg3 Nh5+?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Qd6+. } (25... Qd6+ 26. f4 Be1+ 27. Qf2 Qxd3+ 28. Nf3 Bxf2+ 29. Kxf2 Ne4#) 26. Kxg4 f5+ 27. Kf3 Qd5+ 28. Ke2 Rhe1# { Black wins by checkmate. } 0-1