lichess dev

[Event "Ariadna Arena"] [Site "http://chess-academy.net/kDwUNsph"] [Date "2025.02.22"] [Round "-"] [White "Ariadna"] [Black "LDavid"] [Result "0-1"] [UTCDate "2025.02.22"] [UTCTime "13:14:52"] [WhiteElo "1469"] [BlackElo "1343"] [WhiteRatingDiff "-40"] [BlackRatingDiff "+108"] [Variant "Crazyhouse"] [TimeControl "420+0"] [ECO "?"] [Opening "?"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d3 e6? { (-0.28 → 1.16) Mistake. Best move was d5. } (1... d5 2. Nf3) 2. e4 Bb4+? { (0.91 → 2.23) Mistake. Best move was Nc6. } (2... Nc6 3. Nf3) 3. c3 Bd6? { (1.45 → 3.14) Mistake. Best move was Be7. } (3... Be7 4. d4 d6 5. Bd3 Bd7 6. Nf3 Nf6 7. Bg5 Bc6 8. Nbd2 h6 9. Bxf6 Bxf6 10. O-O) 4. f4?? { (3.14 → 0.13) Blunder. Best move was d4. } (4. d4) 4... Bxf4?? { (0.13 → 3.81) Blunder. Best move was Be7. } (4... Be7) 5. Qh5?? { (3.81 → -20.01) Blunder. Best move was Bxf4. } (5. Bxf4) 5... Bxc1 6. Qxf7+ Kxf7 7. d4?! { (-36.43 → Mate in 6) Checkmate is now unavoidable. Best move was Nf3. } (7. Nf3 Bxb2) 7... Bxb2?! { (Mate in 6 → -41.61) Lost forced checkmate sequence. Best move was Qh4+. } (7... Qh4+ 8. Kd1 Qxe4 9. P@g6+ hxg6 10. Be2 P@c2+ 11. Kxc1 cxb1=Q+ 12. Rxb1 Q@c2#) 8. Bc4?! { (-41.61 → Mate in 5) Checkmate is now unavoidable. Best move was Nf3. } (8. Nf3 Q@e3+) 8... Bxa1?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was Qh4+. } (8... Qh4+ 9. Kd2 Q@c1+ 10. Kd3 B@c2+ 11. Ke2 Qxe4+ 12. Kf2 Qee3#) 9. Kd2 Bb2?! { (Mate in 4 → -36.52) Lost forced checkmate sequence. Best move was Qg5+. } (9... Qg5+ 10. P@e3 Q@b2+ 11. Kd3 B@f1+ 12. Ne2 Bxe2#) 10. Kd1?! { (-36.52 → Mate in 3) Checkmate is now unavoidable. Best move was Nh3. } (10. Nh3 Q@g4 11. Rf1+ Nf6 12. Kc2 Qxg2+ 13. Rf2 Qxf2+ 14. Nxf2 R@c1+ 15. Kxb2 R@c2+ 16. Ka3 Rxb1) 10... Qg5?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Q@c1+. } (10... Q@c1+ 11. Ke2 R@e3+ 12. Kf2 Qe1#) 11. Nf3 Qxg2?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Qc1+. } (11... Qc1+ 12. Ke2 Q@e3#) 12. Ng5+ Kg6?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Ke7. } (12... Ke7 13. P@f6+ gxf6 14. Nd2 R@c1#) 13. e5 Qxh1+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was R@c1#. } (13... R@c1#) 14. Ke2 Qxb1?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was R@e1+. } (14... R@e1+ 15. Kd2 Q@d1#) 15. Kf3 Qh1+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was N@h4+. } (15... N@h4+ 16. Kg4 Qf5+ 17. Kxh4 Q@g4#) 16. Ke2 Qxh2+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was R@e1+. } (16... R@e1+ 17. Kd2 Q@d1#) 17. Kd1 Nh6?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was R@b1#. } (17... R@b1#) 18. Ke1 Rf8?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was R@b1#. } (18... R@b1#) 19. Kd1 Rf1+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Q@d2#. } (19... Q@d2#) 20. Bxf1 R@f5?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Q@d2#. } (20... Q@d2#) 21. Nxe6 Rxf1+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Q@d2#. } (21... Q@d2#) 22. R@e1 Rf2?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Q@e2#. } (22... Q@e2#) 23. Rf1 Rxf1# { Black wins by checkmate. } 0-1