Correct answer: Qa31...f4 2.Qd8# 1.Qb8?? (2.Qg3#) 1...f4 2.Qd8# but 1...K:h4! 1.Qg8+?? 1...Kf4 2.Bd2# but 1...K:h4! 1.Ke5?? (2.Qd8#) but 1...<