[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "White to play and mate in 3"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "8/Q7/8/8/4K3/8/3b3p/7k w - - 0 1"] [PlyCount "5"] [SourceVersionDate "2020.04.01"] {[#]} 1. Qf2 (1. Kf3 $2 Be3 $1) 1... Be3 2. Qf1+ Bg1 3. Qf3# {The trick was to not use the king. I wonder if this puzzle would be easier for a beginner than an experienced player?} *