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… Bg5 Bd7 Ra8 Bb5 Rad8 Bd7 Bf4 Re5 Bg5 Rf5 Ra8 Bb5 Kh8 a4 a5 Rd5 Kg7 Re5 Rfb8 f8=B
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White wins · MATE_PV · ≤M4

winning line: Kg8 Bd3 Bf4 Re7 Bg3 Bh7 Kh8 Bg7 end of line ·8

proven by the search of the position before f8=B

lichess

visits 0 · nodes 0 · 0.0s · moves 0 searched

movestateevalpn / dndepth
Kg8WHITE_WIN MATE_PV-≤M4-
Kh8not in tree--
Kh7not in tree--
Kf7not in tree--
Kg6not in tree--
Kf6not in tree--