Correct answer: Rc61...B:f6 2.Q:g1# 1.Rf4? (2.Ba7#) 1...Nd3[a] 2.Ne2#[A] 1...Nb5/[б]//Nc4[c] 2.N:b5#[Б] 1...Bf6/Be7/Bd8 2.Q:g1# 1...f6