lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/RXsdDAr0"] [Date "2020.11.16"] [Round "-"] [White "Marius"] [Black "Lucadita"] [Result "0-1"] [UTCDate "2020.11.16"] [UTCTime "17:44:45"] [WhiteElo "1684"] [BlackElo "1913"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } d5 2. c4 c6?! { (0.09 → 0.87) Inaccuracy. Best move was e6. } (2... e6 3. d4 Nf6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3 O-O 7. O-O) 3. cxd5?! { (0.87 → -0.02) Inaccuracy. Best move was Nf3. } (3. Nf3 e6 4. d4 Nf6 5. Nc3 Be7 6. Bd3 O-O 7. O-O c5 8. a3 cxd4 9. exd4 dxc4) 3... cxd5 4. Na3? { (0.29 → -1.16) Mistake. Best move was Nf3. } (4. Nf3 Nc6 5. d4 Bg4 6. Nc3 Bxf3 7. Qxf3 e6 8. Bd3 Nf6 9. O-O Bd6 10. Bd2 O-O) 4... g6?! { (-1.16 → -0.31) Inaccuracy. Best move was e5. } (4... e5 5. d4) 5. Nc4?? { (-0.31 → -3.69) Blunder. Best move was Nf3. } (5. Nf3) 5... d4?? { (-3.69 → 0.60) Blunder. Best move was dxc4. } (5... dxc4) 6. Na3? { (0.60 → -0.80) Mistake. Best move was Ne5. } (6. Ne5 dxe3) 6... dxe3 7. fxe3 Bg7 8. Bc4?! { (-0.46 → -1.13) Inaccuracy. Best move was Nf3. } (8. Nf3) 8... Nf6 9. Qe2?! { (-0.75 → -1.34) Inaccuracy. Best move was Nf3. } (9. Nf3 Nc6 10. O-O O-O 11. d4 Bf5 12. Bb3 Rc8 13. Nb5 e6 14. Nc3 a6 15. Qe2 Ne4) 9... O-O 10. b3? { (-0.93 → -2.54) Mistake. Best move was Nf3. } (10. Nf3) 10... Ne4?! { (-2.54 → -1.76) Inaccuracy. Best move was Nd5. } (10... Nd5 11. Rb1 Nc6 12. Nf3 Bf5 13. O-O Bxb1 14. Nxb1 Rc8 15. d4 e6 16. Bd2 a6 17. Nc3) 11. d4? { (-1.76 → -3.28) Mistake. Best move was Rb1. } (11. Rb1) 11... b6?? { (-3.28 → -0.13) Blunder. Best move was e5. } (11... e5 12. Nf3) 12. Bd3? { (-0.13 → -2.76) Mistake. Best move was Nf3. } (12. Nf3 a6 13. Bd3 Bb7 14. O-O Nd7 15. Bb2 b5 16. Rac1 Qa5 17. Nb1 Rac8 18. a4 bxa4) 12... Nd6? { (-2.76 → -0.50) Mistake. Best move was e5. } (12... e5 13. Bb2 exd4 14. Nf3 Nc3 15. Bxc3 dxc3 16. O-O Qe7 17. Nb5 a6 18. Nbd4 Bb7 19. Rac1) 13. Nc2? { (-0.50 → -1.85) Mistake. Best move was Nf3. } (13. Nf3 Nc6) 13... Bb7? { (-1.85 → -0.83) Mistake. Best move was e5. } (13... e5 14. Ba3) 14. Nf3 Nd7?! { (-0.89 → -0.21) Inaccuracy. Best move was Nc6. } (14... Nc6) 15. Ba3?! { (-0.21 → -0.84) Inaccuracy. Best move was O-O. } (15. O-O Nf6 16. Na3 a6 17. Nc4 b5 18. Nce5 Nd5 19. Bd2 f6 20. Ng4 Rc8 21. Rac1 Rxc1) 15... Ne4 16. Bxe4?! { (-0.49 → -1.04) Inaccuracy. Best move was O-O. } (16. O-O Rc8) 16... Bxe4 17. Bb2?! { (-0.71 → -1.50) Inaccuracy. Best move was O-O. } (17. O-O Bh6 18. Nb4 Rc8 19. Rac1 Nf6 20. Ne5 Qd6 21. Nc4 Qd7 22. Nd3 Nd5 23. Bb2 Qe6) 17... Rc8 18. O-O?? { (-1.28 → -11.07) Blunder. Best move was Na3. } (18. Na3 Nf6) 18... Rxc2 19. Qd1 Rxb2 20. Rf2 Rxf2 21. Kxf2 Bxf3 22. gxf3 Qc7 23. Qd2 Qb7 24. Qe1 e5 25. dxe5 Nxe5 26. Qh1 Nd3+ 27. Ke2 Bxa1 28. Qxa1 Rd8 29. a4?! { (-18.36 → Mate in 8) Checkmate is now unavoidable. Best move was Qf6. } (29. Qf6 Qd7) 29... Qa6 30. Qb1 Nf4+ 31. Kf2 Rd2+ 32. Ke1 Qe2# { Black wins by checkmate. } 0-1