[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Mate in 2"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "6b1/1B2R3/3p2p1/1p1rPp1p/3N1kr1/QR6/K2N1Pp1/2B3n1 w - - 0 1"] [PlyCount "3"] [EventDate "1861.??.??"] [SourceVersionDate "2020.04.01"] {[#]} 1. Rb4 {Threatening Qe3 mate} (1. Rg3 {fails to the discovered check from the B on g8} Rxd4+ (1... Rxe5+ 2. N2b3+ Re3) 2. Nb3+ Rd2+) 1... Rxd4+ ( 1... Rxe5+ 2. Ne6#) (1... Rc5+ 2. Nc4#) (1... Kg5 2. N2f3#) (1... Rg3 2. Qxg3#) (1... Rg5 2. Ne2#) 2. Nb3# {the key difference vs 1.Rg3 being the rook on d4 is pinned} *