Correct answer: f71...R:b5 2.B:b5# 1...N:f6 2.N:f6# 1...N:c7 2.N:b6# 1...g5 2.Bf5# 1...Qd8 2.e:d8Q#/e:d8R#/e8Q#/e8B# 1...Qc8 2.b:c8Q#/b:c8B