Correct answer: Nd11...Ng4/Bg2/Bf1 2.Be6# 1...b:c3 2.b3# 1.Qe6+?? 1...Kc5 2.Nb3# but 1...Kd4! 1.Nd5?? (2.Ne3#/b3#) 1...Nf3/Nf7/Ng6/N