Correct answer: Qc31...Qa2/Qa4/Qa6/Qc3/Rb2 2.Nc3# 1...e2 2.Nd2# 1...Ne2/Ne6/Nb3 2.Bf3#/R:e3# 1...Nf3+ 2.B:f3# 1.Rf4+?? 1...K