Correct answer: f31...Kc5 2.b4# 1...Be5/Bf4/B:g3 2.Q:a7# 1.Nf5+?? 1...Kc5 2.b4#/Rb5# but 1...B:f5! 1.b3+?? 1...Kc5 2.b4#/Rb5# 1...Nc3 2.<
