Correct answer: Bh71...Kf3 2.Bd5# 1.Bd5+?? 1...Kf5 2.Nh4#/Ne7# 1...Kd3 2.Nf4# but 1...K:d5! 1.Nf6+?? 1...Kf3 2.Nh4#/Bd5# 1...
