lichess dev

[Event "Ariadna Arena"] [Site "http://chess-academy.net/DWRUQdXH"] [Date "2025.02.21"] [Round "-"] [White "Katherina"] [Black "Ariadna"] [Result "0-1"] [UTCDate "2025.02.21"] [UTCTime "12:04:56"] [WhiteElo "1621"] [BlackElo "1457"] [WhiteRatingDiff "-108"] [BlackRatingDiff "+66"] [Variant "Crazyhouse"] [TimeControl "420+2"] [ECO "?"] [Opening "?"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 d5 2. Nc3 Bf5? { (1.01 → 2.34) Mistake. Best move was Nf6. } (2... Nf6 3. d4) 3. Nb5?? { (2.34 → -1.39) Blunder. Best move was d3. } (3. d3 Nf6 4. Bf4 Bg4 5. e4 Nc6 6. Be2 dxe4 7. dxe4 Bxf3 8. Bxf3 e5 9. Bg5 Be7) 3... e6? { (-1.39 → 0.42) Mistake. Best move was Nc6. } (3... Nc6 4. d3) 4. e3? { (0.42 → -1.10) Mistake. Best move was d3. } (4. d3 a6) 4... Bc5? { (-1.10 → 0.23) Mistake. Best move was Nd7. } (4... Nd7 5. Be2) 5. Nbd4? { (0.23 → -0.95) Mistake. Best move was Be2. } (5. Be2 Nd7) 5... Bxd4? { (-0.95 → 1.54) Mistake. Best move was Bg6. } (5... Bg6) 6. exd4 Nf6? { (0.29 → 2.09) Mistake. Best move was Ne7. } (6... Ne7 7. d3) 7. Bb5+? { (2.09 → -0.58) Mistake. Best move was d3. } (7. d3 Nc6 8. Be2 O-O 9. O-O h6 10. Bd2 N@g6 11. B@e3 Bg4 12. c3 a6 13. h3 Bh5) 7... c6? { (-0.58 → 0.85) Mistake. Best move was Nbd7. } (7... Nbd7) 8. Ba4? { (0.85 → -2.08) Mistake. Best move was Bf1. } (8. Bf1) 8... b5? { (-2.08 → 0.75) Mistake. Best move was N@f4. } (8... N@f4 9. Rg1) 9. Bb3 a5? { (0.26 → 1.51) Mistake. Best move was N@f4. } (9... N@f4 10. Rg1) 10. O-O? { (1.51 → 0.30) Mistake. Best move was d3. } (10. d3 Nbd7) 10... a4? { (0.30 → 2.17) Mistake. Best move was O-O. } (10... O-O 11. d3) 11. Bxa4 bxa4 12. Re1?? { (1.74 → -1.85) Blunder. Best move was d3. } (12. d3 Nbd7) 12... Ne4?? { (-1.85 → 3.82) Blunder. Best move was B@h5. } (12... B@h5) 13. Re3?? { (3.82 → -10.26) Blunder. Best move was B@h4. } (13. B@h4) 13... Na6?? { (-10.26 → -0.69) Blunder. Best move was Nxf2. } (13... Nxf2) 14. Ne5?? { (-0.69 → -8.48) Blunder. Best move was B@h4. } (14. B@h4) 14... f6?? { (-8.48 → 3.99) Blunder. Best move was B@f4. } (14... B@f4 15. P@d7+) 15. Nxc6?? { (3.99 → -3.28) Blunder. Best move was P@f7+. } (15. P@f7+ Kf8) 15... Qd6?? { (-3.28 → 4.33) Blunder. Best move was Qc7. } (15... Qc7) 16. Na5?? { (4.33 → -11.42) Blunder. Best move was P@b7. } (16. P@b7 O-O 17. bxa8=Q Rxa8 18. B@h5 B@g6 19. P@b7 Re8 20. R@c8 Qxc6 21. Bxg6 Bxg6 22. Rxc6 B@h4) 16... N@g4?? { (-11.42 → 1.91) Blunder. Best move was Nxf2. } (16... Nxf2) 17. P@h3?? { (1.91 → Mate in 7) Checkmate is now unavoidable. Best move was B@h5+. } (17. B@h5+ B@g6) 17... Qxh2+ 18. Kf1 Nxe3+ 19. Ke2 Nxd1?! { (Mate in 5 → Mate in 7) Not the best checkmate sequence. Best move was B@f3+. } (19... B@f3+ 20. Kxe3 P@f4+ 21. Kxf3 Qg3+ 22. Ke2 Qxf2+ 23. Kd3 Nb4#) 20. Kxd1 Nxf2+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Q@f1+. } (20... Q@f1+ 21. N@e1 Nxf2#) 21. Ke2 B@h5+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was B@d1+. } (21... B@d1+ 22. Kxf2 Q@g1#) 22. Kxf2 Qf4+?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Q@e2#. } (22... Q@e2#) 23. Kg1 Q@f1# { Black wins by checkmate. } 0-1