lichess dev

[Event "ioan20 Arena"] [Site "http://chess-academy.net/w1xCSUfO"] [Date "2026.01.10"] [Round "-"] [White "Luca878"] [Black "ioan20"] [Result "0-1"] [UTCDate "2026.01.10"] [UTCTime "15:09:15"] [WhiteElo "1256"] [BlackElo "1861"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. f4?! { (0.15 → -0.38) Inaccuracy. Best move was e4. } { A02 Bird Opening } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... e6 2. Nf3?! { (0.11 → -0.52) Inaccuracy. Best move was e4. } (2. e4 d5 3. Nc3 Nh6 4. g3 Be7 5. Bg2 d4 6. Nce2 c5 7. Nf3 O-O 8. O-O Nc6) 2... Bc5? { (-0.52 → 0.77) Mistake. Best move was d5. } (2... d5 3. e3 Nf6 4. b3 b6 5. Be2 Be7 6. O-O O-O 7. Ne5 Bb7 8. Bb2 Nbd7 9. d3) 3. Ne5? { (0.77 → -0.44) Mistake. Best move was d4. } (3. d4) 3... Qh4+? { (-0.44 → 0.88) Mistake. Best move was Be7. } (3... Be7 4. Nc3) 4. g3 Qg4?? { (0.28 → 13.56) Blunder. Best move was Qd8. } (4... Qd8) 5. Nc4?? { (13.56 → -0.09) Blunder. Best move was Nxg4. } (5. Nxg4 h5 6. Ne5 Nf6 7. Nc3 h4 8. Bh3 hxg3 9. hxg3 d5 10. d4 Bb6 11. g4 Nc6) 5... Nc6 6. e4?? { (0.03 → -8.80) Blunder. Best move was c3. } (6. c3) 6... Nb4?? { (-8.80 → 13.68) Blunder. Best move was Bf2+. } (6... Bf2+) 7. Nba3?? { (13.68 → -8.28) Blunder. Best move was Qxg4. } (7. Qxg4 Kf8 8. Qd1 d5 9. c3 dxc4 10. cxb4 Bxb4 11. Bxc4 Ba5 12. Nc3 Bd7 13. O-O Bb6+) 7... Bf2+ 8. Kxf2 Qxd1 9. Bd3? { (-7.93 → -18.61) Mistake. Best move was Ne3. } (9. Ne3 Qh5) 9... Qxh1 10. Nb5 Nxd3+ 11. Ke3 Nxc1 12. Rxc1 Qxc1 13. Ne5 Qxc2 14. Nc3 Qxb2 15. Na4 Qxa2 16. Nc5 Qa5 17. Nb3 Qa3 18. d3 Qxb3 19. Kd2 d6 20. Nc4 d5 21. exd5?! { (-38.21 → Mate in 10) Checkmate is now unavoidable. Best move was Ne3. } (21. Ne3) 21... exd5 22. Ne5 Bf5?! { (Mate in 12 → -37.99) Lost forced checkmate sequence. Best move was Qb2+. } (22... Qb2+ 23. Kd1 Qxh2 24. f5 Qxg3 25. f6 Nxf6 26. Kc2 Qxe5 27. Kb1 Bf5 28. Ka2 Qe2+ 29. Ka3) 23. Nf3?! { (-37.99 → Mate in 6) Checkmate is now unavoidable. Best move was g4. } (23. g4 Qb2+) 23... Qxd3+ 24. Kc1 Qc2# { Black wins by checkmate. } 0-1