Correct answer: Qa11...K:h2 2.Qh4#/Qh8# 1.Qf5?? zz 1...K:h2 2.Qh5# but 1...g:h2! 1.Qf4?? zz 1...K:h2 2.Qh6# but 1...g:h2! 1.Qf7?? zz 1...K:
