Correct answer: Kf81...Nh1/Nf1/Ne2/Ne4[a] 2.R:f5#[A] 1...Ng7/[б]//Nf6 2.B:f4#[Б] 1...Bc1/Bc3/Ba3 2.Bc3# 1...Bd4 2.Qe7# 1...Ba1 2.Q