Correct answer: Ba41...Ba7 2.N:c7#[A] 1...c:b6 2.Na:b6# 1...c:d6 2.e6# 1...c6 2.Bc4# 1...c5 2.Nf6# 1...Nh3/Nh7/N:f3/Nf7 2.Qf7#[Б] 1...Ne4 2.f:e4#/Qf7#[Б]