Correct answer: Ba41...Kc5 2.Q:e7# 1.Qb8+?? 1...Kc5 2.Qb6# but 1...K:d7! 1.Bb5?? (2.Qc6#) 1...Ke6 2.Qg6# 1...e6 2.Qf8# 1...e5 2.Q:e5#
