Correct answer: O-O-O1...K:a4 2.Bc2# 1...Bh3/Bh5/Bf3/B:e2/Bf5 2.Qc4# 1.Nb5?? zz 1...Bh3/Bh5/Bf3/B:e2/Bf5 2.Qc4# but 1...K:a4
