lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/oau6yG6c"] [Date "2020.12.21"] [Round "-"] [White "Marius"] [Black "P_-_-_-_-_-_-_-_-O"] [Result "0-1"] [UTCDate "2020.12.21"] [UTCTime "17:46:55"] [WhiteElo "1614"] [BlackElo "1773"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+24"] [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 } e5 2. g3? { (0.41 → -0.70) Mistake. Best move was d4. } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... Nf6?! { (-0.70 → -0.15) Inaccuracy. Best move was d5. } (2... d5) 3. Bh3? { (-0.15 → -1.28) Mistake. Best move was d4. } (3. d4) 3... Nc6?! { (-1.28 → -0.48) Inaccuracy. Best move was d5. } (3... d5) 4. Qf3? { (-0.48 → -2.04) Mistake. Best move was Bg2. } (4. Bg2) 4... Bc5?! { (-2.04 → -1.26) Inaccuracy. Best move was d5. } (4... d5) 5. c3? { (-1.26 → -2.85) Mistake. Best move was Nc3. } (5. Nc3 Nb4 6. Qd1 d5 7. a3 Nc6 8. Bxc8 Qxc8 9. d3 O-O 10. Qf3 Qd7 11. Bd2 d4) 5... e4 6. Qe2? { (-2.34 → -3.35) Mistake. Best move was Qd1. } (6. Qd1) 6... d5? { (-3.35 → -1.94) Mistake. Best move was Ne5. } (6... Ne5 7. d4 exd3 8. Qd1 d5 9. b4 Bb6 10. Bxc8 Qxc8 11. Nd2 Nc4 12. Ngf3 Qh3 13. Nxc4) 7. Na3? { (-1.94 → -3.91) Mistake. Best move was f4. } (7. f4) 7... Bxh3?! { (-3.91 → -3.34) Inaccuracy. Best move was Ne5. } (7... Ne5 8. Bxc8) 8. Nxh3 Qd7?! { (-3.16 → -2.56) Inaccuracy. Best move was Ne5. } (8... Ne5 9. Nf4) 9. Nb5? { (-2.56 → -5.31) Mistake. Best move was Nf4. } (9. Nf4 Bxa3) 9... a6 10. Nd4? { (-4.78 → -6.68) Mistake. Best move was Nxc7+. } (10. Nxc7+ Qxc7) 10... Bxd4?! { (-6.68 → -5.83) Inaccuracy. Best move was Qxh3. } (10... Qxh3) 11. exd4?! { (-5.83 → -6.37) Inaccuracy. Best move was Nf4. } (11. Nf4) 11... Qxh3 12. Rf1? { (-5.89 → -7.70) Mistake. Best move was d3. } (12. d3) 12... Qxh2? { (-7.70 → -6.00) Mistake. Best move was Ng4. } (12... Ng4 13. d3 Nxh2 14. dxe4 Qxf1+ 15. Qxf1 Nxf1 16. exd5 Nxd4 17. Kxf1 Nf5 18. c4 O-O-O 19. Bd2) 13. b4? { (-6.00 → -7.84) Mistake. Best move was d3. } (13. d3 O-O-O 14. Be3 exd3 15. Qxd3 Qh5 16. f3 Qg6 17. O-O-O Rde8 18. Rg1 Qxd3 19. Rxd3 b5) 13... O-O-O?! { (-7.84 → -6.98) Inaccuracy. Best move was O-O. } (13... O-O 14. Bb2 Ne7 15. O-O-O Nf5 16. Rg1 Rae8 17. Qf1 Qh5 18. g4 Nxg4 19. Qe2 Nf6 20. Qxh5) 14. a4 b6? { (-7.34 → -5.54) Mistake. Best move was Rhe8. } (14... Rhe8 15. Kd1) 15. a5? { (-5.54 → -7.73) Mistake. Best move was Qxa6+. } (15. Qxa6+ Kd7) 15... b5 16. Ba3 Rhe8 17. O-O-O Qh6? { (-7.95 → -6.77) Mistake. Best move was h5. } (17... h5) 18. Rh1? { (-6.77 → -7.94) Mistake. Best move was g4. } (18. g4 Qg6) 18... Qg5?! { (-7.94 → -7.16) Inaccuracy. Best move was Qg6. } (18... Qg6) 19. f4? { (-7.16 → -8.57) Mistake. Best move was Rhf1. } (19. Rhf1 Qg6 20. Kb1 e3+ 21. Kb2 exd2 22. Qxd2 Ne4 23. Qd3 Nd6 24. Qxg6 fxg6 25. Kb1 Re2) 19... Qxg3 20. Rdg1 Qxf4 21. Kc2 e3?! { (-8.41 → -7.89) Inaccuracy. Best move was g6. } (21... g6 22. Qh2 Qxh2 23. Rxh2 Ne7 24. Rf1 Nf5 25. Bc1 h5 26. Rhf2 Re6 27. Bb2 Kb7 28. Rxf5) 22. dxe3? { (-7.89 → -15.46) Mistake. Best move was Bc1. } (22. Bc1 g6) 22... Rxe3 23. Qd2 Qe4+ 24. Kb3 Qf3 25. Rf1 Qg4?? { (-15.53 → -1.02) Blunder. Best move was Ne4. } (25... Ne4 26. Rxf3) 26. Qxe3 Re8 27. Qd2? { (-1.33 → -2.88) Mistake. Best move was Qh3. } (27. Qh3 h5) 27... Ne4 28. Qa2?? { (-2.78 → -23.33) Blunder. Best move was Qd3. } (28. Qd3 Qg3) 28... Qg3 29. Rhg1?! { (-20.67 → Mate in 1) Checkmate is now unavoidable. Best move was Rc1. } (29. Rc1 Nxd4+) 29... Qxc3# { Black wins by checkmate. } 0-1