Correct answer: Bc71...Bf1/Bc4/Bb5/Ba6 2.N:f3# 1...Bd1 2.Nd3# 1...Bd3 2.N:f3#/N:d3# 1...N:f5 2.Re4# 1...c4 2.Bd4# 1...Qc7 2.B:c7#/Q<