Correct answer: Qe41...K:a4 2.Nac6# 1.Qe2?? zz 1...K:a4 2.Nac6# 1...Kc3 2.Nc2#/Ndc6# 1...Kc5/Ka5 2.Qb5# but 1...Ka3! 1.Qc6?? zz
