Correct answer: Rd21...Nh5[a]/Ne6[a]/Ne8[a] 2.Re3# 1...Ne5/[б]//Nf6[c]/Nb6[c]/Nb8[c] 2.R:e5#[A] 1...Rc3/Rb4/Ra4 2.N:c3# 1...Rd4 2.Nc3#/R