Correct answer: Nd31...R:f2 2.N:c3#[A] 1...R3f4 2.N:c3#[A]/R:f4# 1...a6/a5 2.Nb6# 1...Bf7 2.Q:d7# 1.Nb3? (2.Rd4#) 1...d6[a] 2.Qc4#[Б] 1...K:e4/[б