Correct answer: N:c51...Ke5/Ne6 2.Qf6# 1...Ng1/Ng5/N:f2 2.Qg5# 1...Bc7 2.Q:c7# 1...Bd6 2.Q:d6# 1...Be5 2.Qd2# 1...Ba7 2.Qd6#/Qc7