lichess dev

[Event "Junior Arena"] [Site "http://chess-academy.net/8reGakjy"] [Date "2020.12.05"] [Round "-"] [White "raluca"] [Black "David13"] [Result "0-1"] [UTCDate "2020.12.05"] [UTCTime "10:03:06"] [WhiteElo "1255"] [BlackElo "1213"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+24"] [Variant "Standard"] [TimeControl "600+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e5 2. f4? { (0.41 → -1.12) Mistake. Best move was d4. } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... f6? { (-1.12 → 0.73) Mistake. Best move was exf4. } (2... exf4 3. exf4) 3. Ke2? { (0.73 → -1.76) Mistake. Best move was fxe5. } (3. fxe5 Nc6) 3... d6? { (-1.76 → -0.52) Mistake. Best move was d5. } (3... d5 4. Kf2) 4. Ke1?! { (-0.52 → -1.44) Inaccuracy. Best move was Kf2. } (4. Kf2 g6 5. d4 e4 6. c4 f5 7. Nh3 Nf6 8. Be2 Bg7 9. Re1 O-O 10. Kg1 c6) 4... Nc6?! { (-1.44 → -0.64) Inaccuracy. Best move was Qe7. } (4... Qe7) 5. Qe2? { (-0.64 → -2.40) Mistake. Best move was c4. } (5. c4 exf4 6. exf4 d5 7. cxd5 Qxd5 8. Nc3 Qe6+ 9. Be2 Bc5 10. Nf3 Nd4 11. Kf1 c6) 5... Nb4? { (-2.40 → -0.90) Mistake. Best move was d5. } (5... d5 6. d4) 6. Nc3?? { (-0.90 → -5.13) Blunder. Best move was d4. } (6. d4 d5) 6... Nxc2+ 7. Kd1? { (-4.91 → -5.95) Mistake. Best move was Kf2. } (7. Kf2) 7... Nxa1 8. Nb1? { (-5.49 → -7.64) Mistake. Best move was b3. } (8. b3 c6) 8... Ne7? { (-7.64 → -6.28) Mistake. Best move was Nh6. } (8... Nh6 9. h3) 9. Nf3? { (-6.28 → -7.83) Mistake. Best move was b3. } (9. b3) 9... c5? { (-7.83 → -6.22) Mistake. Best move was e4. } (9... e4 10. Ne1) 10. fxe5? { (-6.22 → -7.59) Mistake. Best move was Nc3. } (10. Nc3) 10... dxe5 11. Na3? { (-6.77 → -8.59) Mistake. Best move was b3. } (11. b3 e4 12. Ne1 Nd5 13. h3 a6 14. Bb2 Be6 15. Qh5+ Bf7 16. Qh4 Be7 17. Bxa1 Nxe3+) 11... Qd6? { (-8.59 → -6.62) Mistake. Best move was e4. } (11... e4 12. Ng1 Nd5 13. Nc2 Nxc2 14. Kxc2 Nb4+ 15. Kb1 a6 16. Qc4 Bf5 17. Qb3 b5 18. Nh3) 12. b3? { (-6.62 → -7.93) Mistake. Best move was Qd3. } (12. Qd3) 12... Bf5? { (-7.93 → -6.66) Mistake. Best move was e4. } (12... e4 13. Bb2 Bg4 14. Bxa1 O-O-O 15. Kc1 Qd5 16. Rg1 Nc6 17. Nc2 exf3 18. gxf3 Bxf3 19. Qf2) 13. Bb2 Bc2+?? { (-6.70 → -3.43) Blunder. Best move was Nxb3. } (13... Nxb3) 14. Kc1? { (-3.43 → -5.54) Mistake. Best move was Nxc2. } (14. Nxc2 Nxc2 15. Kxc2 e4 16. Ne1 O-O-O 17. g3 h5 18. Qf2 Kb8 19. Bg2 f5 20. Qf4 Nc6) 14... Be4? { (-5.54 → -4.52) Mistake. Best move was Bg6. } (14... Bg6) 15. Nd4?? { (-4.52 → -10.61) Blunder. Best move was Bxa1. } (15. Bxa1 O-O-O 16. Nb5 Qa6 17. Nc3 Bd3 18. Qf2 Nc6 19. Ne1 Nb4 20. Bxd3 Qxd3 21. a3 Qa6) 15... cxd4 16. exd4 exd4?? { (-10.77 → -4.67) Blunder. Best move was Rc8+. } (16... Rc8+ 17. Kd1 Bc2+ 18. Ke1 Bf5 19. Qb5+ Qd7 20. Qxd7+ Bxd7 21. Kd1 Bg4+ 22. Be2 Bxe2+ 23. Kxe2) 17. Bxd4?? { (-4.67 → -18.16) Blunder. Best move was Qxe4. } (17. Qxe4) 17... Qxd4 18. Qd1?! { (-16.80 → Mate in 13) Checkmate is now unavoidable. Best move was d3. } (18. d3 Bc6) 18... Qc4+?? { (Mate in 13 → 0.48) Lost forced checkmate sequence. Best move was Rc8+. } (18... Rc8+ 19. Bc4 Nd5 20. Nb1 Nxb3+ 21. Qxb3 Rxc4+ 22. Kd1 Bc2+ 23. Qxc2 Ne3+ 24. Ke2 Qg4+ 25. Kxe3) 19. Kb2?? { (0.48 → Mate in 14) Checkmate is now unavoidable. Best move was Bxc4. } (19. Bxc4 Nc6) 19... Qd4+ 20. Kc1 Rc8+ 21. Nc2?! { (-36.26 → Mate in 2) Checkmate is now unavoidable. Best move was Bc4. } (21. Bc4 Nd5) 21... Bxc2?! { (Mate in 2 → -37.65) Lost forced checkmate sequence. Best move was Nxb3+. } (21... Nxb3+ 22. axb3 Qa1#) 22. Qxc2?! { (-37.65 → Mate in 2) Checkmate is now unavoidable. Best move was Bc4. } (22. Bc4 Bxd1) 22... Nxc2?! { (Mate in 2 → Mate in 10) Not the best checkmate sequence. Best move was Rxc2+. } (22... Rxc2+ 23. Kb1 Qb2#) 23. Kb1 Qxd2?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Qa1#. } (23... Qa1#) 24. Kb2 Nb4+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Nd4+. } (24... Nd4+ 25. Ka3 Nd5+ 26. Ka4 Qxa2#) 25. Kb1 Rc3?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Rc1#. } (25... Rc1#) 26. Ka1 Rc1# { Black wins by checkmate. } 0-1