Correct answer: Qb81...Be3/Bd4/Bc5/Bb6/Ba7 2.Qh1# 1.Qb2?? (2.Qh8#) 1...Be3/Bd4 2.Qh2# but 1...Kh4! 1.Qa1?? (2.Qh8#) 1...Be3
