Correct answer: Qg61...Re5[a] 2.Q:e5#[D] 1...Bf2/B:g3/Bd2 2.Nd2#[A] 1...Q:b8/Qc6+/Rab7 2.Qc6# 1...N:g3/Nh4/Nh6/Ne3 2.Re3#[Б] 1...N