Correct answer: Nb61.Qd2?? (2.Qc1#) 1...R:c3 2.Q:c3# but 1...Rb5! 1.Qb7?? (2.Qb4#/Qb3#/Qb2#) 1...Rc4 2.Qb3#/Qb2# 1...R:c3 2.Qb2#