Correct answer: Bg81...Kf5 2.Qh5# 1...Nf7 2.Bb1# 1.Qh6+?? 1...Kf5 2.Qh5# but 1...K:h6! 1.Bg8! zz 1...Kf5 2.Qh5# 1...Nf7 2.B:h7#