Correct answer: Qc21.Qf4+?? 1...Ka5 2.B:c3# but 1...Ka3! 1.Qd5?? zz 1...Ka3/a5 2.Qb3# but 1...Ka4! 1.Qb5+?? 1...Ka3 2.Qb3# but 1...a:b5!
