Correct answer: Qe31...Kh5/g3 2.Qh8# 1.Kf4?? (2.Qh8#) but 1...Kh5! 1.Qc7?? (2.Qh2#) 1...g3 2.Qh7# but 1...Kh3! 1.Qf3?? (2.Q:g4#) 1...Kh5