Correct answer: Ba21...Nf3/Ng2 2.N:f3# 1...Bc4/Bc6 2.Qb8# 1...Nc4 2.Q:b5# 1.Be4?? (2.Rd5#) 1...Bc4/Bc6 2.Qb8# 1...Bd3 2.Qh2#