Correct answer: Ba31...Kd3 2.Qe2# 1.Bb4?? zz 1...Kd3 2.Be2#/Qe2# 1...Kd5 2.Qe6# 1...d3 2.Qc5# but 1...Kb5! 1.Bb6?? zz 1...Kd3 2.Q