Correct answer: R:g41...N:e4 2.Q:e4# 1...Nef3/Ng6/Nd7/Nc6 2.Qd7# 1...Nf7/Nd3+/Nec4 2.Rd3# 1.Bc6+?? 1...N:c6 2.Qd7# but 1...K:c6!