lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/elzEXpBp"] [Date "2021.03.16"] [Round "-"] [White "Marius_Bot"] [Black "Berserker"] [Result "0-1"] [UTCDate "2021.03.16"] [UTCTime "17:59:49"] [WhiteElo "1299"] [BlackElo "1606"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+31"] [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 } d6?! { (-0.02 → 0.77) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. Bc4?! { (0.77 → -0.18) Inaccuracy. Best move was c4. } (2. c4 e5 3. d4 Be7 4. Be2 exd4 5. exd4 d5 6. Nc3 Nf6) 2... c6?! { (-0.18 → 0.57) Inaccuracy. Best move was d5. } (2... d5) 3. Qf3? { (0.57 → -1.15) Mistake. Best move was d4. } (3. d4 Nd7) 3... e6?! { (-1.15 → -0.36) Inaccuracy. Best move was d5. } (3... d5) 4. d4 Nf6 5. d5? { (-0.13 → -2.42) Mistake. Best move was Bd3. } (5. Bd3 d5 6. Qd1 Bd6 7. c4 dxc4 8. Bxc4 O-O 9. Nf3 b5 10. Bd3 c5 11. O-O c4) 5... cxd5 6. Bb3?! { (-2.02 → -2.69) Inaccuracy. Best move was Bd3. } (6. Bd3) 6... Nc6?! { (-2.69 → -2.09) Inaccuracy. Best move was Be7. } (6... Be7) 7. c4?! { (-2.09 → -3.07) Inaccuracy. Best move was Qd1. } (7. Qd1) 7... Ne5?! { (-3.07 → -2.40) Inaccuracy. Best move was dxc4. } (7... dxc4 8. Bxc4) 8. Qf4?? { (-2.40 → -10.71) Blunder. Best move was Qe2. } (8. Qe2 dxc4 9. Bxc4 Nxc4 10. Qxc4 d5 11. Qb3 b6 12. Nf3 Bd6 13. Bd2 O-O 14. Nc3 Ba6) 8... dxc4?? { (-10.71 → -3.11) Blunder. Best move was Nd3+. } (8... Nd3+) 9. Ba4+? { (-3.11 → -5.95) Mistake. Best move was Bxc4. } (9. Bxc4 Qc7) 9... Bd7?! { (-5.95 → -5.16) Inaccuracy. Best move was b5. } (9... b5 10. Bxb5+ Bd7 11. Bxd7+ Nfxd7 12. Kf1 Nd3 13. Qd4 Nxc1 14. Na3 Nd3 15. Nxc4 N7c5 16. e4) 10. Bc2 Be7? { (-6.00 → -4.64) Mistake. Best move was Nd5. } (10... Nd5) 11. b3?? { (-4.64 → -9.48) Blunder. Best move was Nc3. } (11. Nc3 b5) 11... cxb3 12. Bxb3 Ng6?? { (-13.89 → -5.67) Blunder. Best move was Nd3+. } (12... Nd3+) 13. Qf3? { (-5.67 → -8.33) Mistake. Best move was Qd4. } (13. Qd4 Bc6) 13... Bc6 14. Qe2? { (-7.98 → -9.91) Mistake. Best move was Qh3. } (14. Qh3 Ne5 15. Nc3 Nfg4 16. Kf1 h5 17. Nf3 Bf6 18. Nd4 Nd3 19. Nxc6 bxc6 20. Bd2 Ndxf2) 14... Qb6?? { (-9.91 → -4.20) Blunder. Best move was Bxg2. } (14... Bxg2 15. Nf3 Bxh1 16. Kf1 Bxf3 17. Qxf3 d5 18. Nd2 O-O 19. Bb2 Bd6 20. Kg1 Be5 21. Bxe5) 15. f4?? { (-4.20 → -8.12) Blunder. Best move was Nf3. } (15. Nf3) 15... Bb5? { (-8.12 → -6.67) Mistake. Best move was Ne4. } (15... Ne4 16. Nd2) 16. Qf3?? { (-6.67 → -11.06) Blunder. Best move was Qc2. } (16. Qc2 d5) 16... Rc8?! { (-11.06 → -9.42) Inaccuracy. Best move was Nh4. } (16... Nh4 17. Qh3 Ne4 18. Ne2 Bxe2 19. Nd2 Bd3 20. Nxe4 Bxe4 21. Rg1 Bf6 22. Kf2 Nxg2 23. Rb1) 17. f5?! { (-9.42 → -20.04) Inaccuracy. Best move was Nd2. } (17. Nd2 Nh4 18. Qh3 Qa5 19. Ne2 Ne4 20. O-O Nxd2 21. Bxd2 Qxd2 22. Nd4 Bxf1 23. Rxf1 Rc3) 17... exf5 18. Qxf5 O-O 19. h4 Ne5 20. h5?! { (-14.05 → Mate in 16) Checkmate is now unavoidable. Best move was Bd2. } (20. Bd2 Nfg4 21. Rh3 g6 22. Bxf7+ Kg7 23. Qxc8 Rxc8 24. Bxg6 hxg6 25. Nc3 Nd3+ 26. Ke2 Ndf2+) 20... Rxc1+ 21. Kf2?! { (-35.98 → Mate in 7) Checkmate is now unavoidable. Best move was Kd2. } (21. Kd2 Rfc8) 21... Rfc8?! { (Mate in 7 → -22.27) Lost forced checkmate sequence. Best move was Rf1+. } (21... Rf1+ 22. Kg3 Qxe3+ 23. Qf3 Ne4+ 24. Kh3 Bd7+ 25. Be6 Nxf3 26. Nxf3 Rxh1+ 27. Kg4 Bxe6#) 22. h6?! { (-22.27 → Mate in 7) Checkmate is now unavoidable. Best move was Nf3. } (22. Nf3 Bd7) 22... g6?! { (Mate in 7 → -36.86) Lost forced checkmate sequence. Best move was Rf1+. } (22... Rf1+ 23. Kg3 Qxe3+ 24. Nf3 Qf2+ 25. Kf4 Nd3+ 26. Qxd3 g5+ 27. Kxg5 Qg3+ 28. Kf5 Bxd3#) 23. Qh3?! { (-36.86 → Mate in 1) Checkmate is now unavoidable. Best move was Qf3. } (23. Qf3 Nxf3) 23... Rf1+?! { (Mate in 1 → Mate in 5) Not the best checkmate sequence. Best move was Ne4#. } (23... Ne4#) 24. Kg3 Qxe3+ 25. Kh2 Neg4+ 26. Qxg4 Nxg4# { Black wins by checkmate. } 0-1