Correct answer: Qc31.Kd3?? (2.Qb1#/Qc2#/Qd2#/Qa1#) 1...Ne3 2.Qb1#/Qd2#/Qa1# but 1...Nf4+! 1.Qb1+?? 1...Ke2 2.Qd3# but 1...Kd2! 1