Correct answer: Nd21...B:f2 2.B:f2# 1...B:c4 2.Q:c4# 1.N:d6? (2.Rd5#) 1...Bd3[a] 2.Qc5#[A] 1...Q:b3/[б]/ 2.N:b5#[Б] 1...B:f2 2.B:f2# 1...