Correct answer: Qb51...Ne3/Nd4 2.Nf2# 1.Nce3+?? 1...Kd3 2.Qb1#/Qb3#/Qb5#/Qc2#/Qd2#/Qe2#/Qc3# 1...Nd4/Bd4 2.Qb1#/Qc2# but
