Correct answer: Nd21...Qg8/Qd7/Qh7 2.Q:f6# 1...Ng8/Nh5/Nh7/Ne4+/Ne8/N:d5/Nd7 2.Re4#[A] 1...d2 2.Bc3# 1.Nb6? (2.Nb5#) 1...Ne4