lichess dev

[Event "Junior Arena"] [Site "http://chess-academy.net/18aQpESn"] [Date "2021.03.15"] [Round "-"] [White "Danilis"] [Black "vasilica"] [Result "1-0"] [UTCDate "2021.03.15"] [UTCTime "16:27:55"] [WhiteElo "1500"] [BlackElo "1151"] [WhiteRatingDiff "+60"] [BlackRatingDiff "-7"] [Variant "Standard"] [TimeControl "600+4"] [ECO "A03"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. f4?! { (0.15 → -0.38) Inaccuracy. Best move was e4. } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... Nf6?! { (-0.38 → 0.13) Inaccuracy. Best move was d5. } { A03 Bird Opening } (1... d5 2. Nf3 Bf5 3. e3 e6 4. Be2 Nf6 5. Nh4 Be7 6. O-O) 2. f5? { (0.13 → -2.58) Mistake. Best move was e3. } (2. e3 d5 3. Nf3 e6 4. b3 Bd6 5. Bb2 O-O 6. Bd3 c5 7. O-O Nc6 8. Na3 b6) 2... Nc6? { (-2.58 → -1.56) Mistake. Best move was d5. } (2... d5 3. Nf3 Bxf5 4. e3 c6 5. c4 e6 6. Qb3 Qc7 7. d4 Nbd7 8. Nc3 Be7 9. Be2) 3. Nc3? { (-1.56 → -2.85) Mistake. Best move was e3. } (3. e3) 3... d6? { (-2.85 → -1.16) Mistake. Best move was d5. } (3... d5 4. e3 Bxf5 5. Bb5 e5 6. d4 Bg4 7. Nge2 Bd6 8. h3 Be6 9. b3 O-O 10. Bxc6) 4. d4?! { (-1.16 → -2.15) Inaccuracy. Best move was e4. } (4. e4 d5 5. exd5 Nxd5 6. Nf3 Bxf5 7. Bc4 e6 8. O-O Nf6 9. d4 Qd7 10. Ne2 Bd6) 4... Bxf5 5. Nf3? { (-1.66 → -3.00) Mistake. Best move was e3. } (5. e3) 5... Bg4? { (-3.00 → -0.64) Mistake. Best move was Nb4. } (5... Nb4 6. e4 Nxe4 7. Bd3 Nxd3+ 8. cxd3 Nf6 9. Bg5 e6 10. Ne4 Be7 11. Nxf6+ Bxf6 12. Bxf6) 6. Bg5? { (-0.64 → -1.68) Mistake. Best move was e4. } (6. e4) 6... Qd7? { (-1.68 → -0.35) Mistake. Best move was d5. } (6... d5 7. Qd2 Qd7 8. O-O-O O-O-O 9. Kb1 Kb8 10. Bxf6 gxf6 11. e3 e6 12. Be2 a6 13. Rhf1) 7. Bxf6? { (-0.35 → -1.53) Mistake. Best move was d5. } (7. d5 Ne5) 7... exf6 8. h3 Bxf3 9. gxf3?! { (-0.87 → -1.55) Inaccuracy. Best move was exf3. } (9. exf3 d5 10. Qe2+ Be7 11. O-O-O f5 12. f4 O-O-O 13. a3 Rhe8 14. Qf2 Kb8 15. Kb1 Bf6) 9... Qf5? { (-1.55 → -0.05) Mistake. Best move was d5. } (9... d5 10. Qd2 O-O-O 11. O-O-O Kb8 12. e3 f5 13. h4 h5 14. a3 g6 15. Kb1 Qe6 16. Re1) 10. d5? { (-0.05 → -1.54) Mistake. Best move was Qd2. } (10. Qd2 d5) 10... Na5?? { (-1.54 → 1.80) Blunder. Best move was Ne7. } (10... Ne7) 11. b4?? { (1.80 → -2.13) Blunder. Best move was Qd4. } (11. Qd4 Qxc2 12. b4 c5 13. Qe3+ Be7 14. bxa5 O-O 15. Rc1 Qb2 16. Rb1 Qc2 17. Qd3 Qxd3) 11... Nc6?? { (-2.13 → 2.00) Blunder. Best move was Qf4. } (11... Qf4 12. bxa5) 12. dxc6 bxc6 13. e4?! { (1.96 → 1.04) Inaccuracy. Best move was Qd4. } (13. Qd4 d5 14. O-O-O a5 15. e4 Qf4+ 16. Kb2 axb4 17. Nxd5 Qd6 18. Ne3 Qxd4+ 19. Rxd4 Bc5) 13... Qxf3?? { (1.04 → 16.70) Blunder. Best move was Qe5. } (13... Qe5) 14. Qxf3 d5 15. exd5 cxd5?! { (17.53 → Mate in 6) Checkmate is now unavoidable. Best move was Bd6. } (15... Bd6) 16. Qxd5?! { (Mate in 6 → 31.19) Lost forced checkmate sequence. Best move was Bb5+. } (16. Bb5+ c6 17. Bxc6+ Ke7 18. Qxd5 f5 19. O-O f4 20. Ne4 g6 21. Qd7#) 16... Rd8?! { (31.19 → Mate in 4) Checkmate is now unavoidable. Best move was Bd6. } (16... Bd6 17. Qxa8+) 17. Qe4+?! { (Mate in 4 → 19.89) Lost forced checkmate sequence. Best move was Bb5+. } (17. Bb5+ c6 18. Bxc6+ Ke7 19. Qe4+ Kd6 20. Nb5#) 17... Be7 18. Bb5+ Kf8 19. Nd5 Kg8?! { (17.61 → Mate in 7) Checkmate is now unavoidable. Best move was Bd6. } (19... Bd6 20. O-O-O) 20. Nxe7+ Kf8 21. Nd5 Rd6 22. O-O?! { (Mate in 1 → Mate in 9) Not the best checkmate sequence. Best move was Qe8#. } (22. Qe8#) 22... g6 23. Rfe1?! { (Mate in 6 → 29.73) Lost forced checkmate sequence. Best move was Rxf6. } (23. Rxf6 Rxf6 24. Qe7+ Kg7 25. Qxf6+ Kh6 26. Ne7 Rf8 27. Nf5+ Kh5 28. Be2#) 23... Rg8?! { (29.73 → Mate in 20) Checkmate is now unavoidable. Best move was Kg7. } (23... Kg7 24. Nxc7) 24. Qe8+?! { (Mate in 20 → 24.87) Lost forced checkmate sequence. Best move was Qe7+. } { Black resigns. } (24. Qe7+) 1-0