[Event "casual correspondence game"] [Site "https://lichess.org/tOLkdGLk"] [Date "2026.02.20"] [Round "-"] [White "lichess AI level 3"] [Black "StudySparrow"] [Result "0-1"] [GameId "tOLkdGLk"] [UTCDate "2026.02.20"] [UTCTime "13:53:11"] [WhiteElo "?"] [BlackElo "1161"] [Variant "From Position"] [TimeControl "-"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "rn1q1rk1/p4p2/1p4p1/5p2/8/1P1P1P2/P1P2P1P/RN2K2R w KQ - 0 15"] [SetUp "1"] [Annotator "lichess.org"] 15. Nd2?? { (0.15 → -7.31) Blunder. Kf1 was best. } { [%eval -7.31] } (15. Kf1 Qh4 16. Kg2 Nc6 17. Na3 Rfe8 18. Nb5 a6 19. Nc7 Re2 20. Rhf1 Rd8) 15... Qd4 { [%eval -7.13] } 16. Rc1 { [%eval -7.63] } 16... Qb2 { [%eval -6.71] } 17. Rb1 { [%eval -8.08] } 17... Qxc2 { [%eval -7.94] } 18. Ra1 { [%eval -9.75] } 18... Qxd3 { [%eval -9.42] } 19. Rf1? { (-9.42 → Mate in 5) Checkmate is now unavoidable. Rd1 was best. } { [%eval #-5] } (19. Rd1 Re8+ 20. Ne4 Qc3+ 21. Kf1 fxe4 22. Re1 Qd3+ 23. Kg1 Nc6 24. f4 Nd4) 19... Re8+ { [%eval #-6] } 20. Kd1 { [%eval #-3] } 20... Re2 { [%eval #-2] } 21. Kc1 { [%eval #-2] } 21... Qxd2+ { [%eval #-1] } 22. Kb1 { [%eval #-1] } 22... Qb2# { Black wins by checkmate. } 0-1