[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "White to play and mate in 2"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "8/2K5/8/k1Nb4/B2N4/2P5/8/8 w - - 0 1"] [PlyCount "3"] [SourceVersionDate "2020.04.01"] {[#]} 1. Bb5 {White swaps the knight delivering mate and sets up a different zugzwang} (1. c4 $2 Kb4) (1. Be8 $2 {Bc6 and Bd7 fail in the same way} Bg8 2. Nc6+ Kb5) (1. Bd1 $2 Bh1 2. Ncb3+ Ka4) 1... Bf7 (1... Bf3 2. Ncb3#) 2. Nb7# *