Correct answer: Bc71...a:b5 2.Bd5#/Be6#/Bb3#/Ba2# 1...Bh2/Bh4/Bf2/Be1/Bf4/Be5/Bc7/Bb8 2.Q:g2# 1...Bd6 2.Q:g2#/Nd8# 1...Q:b5 2