Correct answer: Qd71...Kf6 2.Rf8# 1...Nf8 2.Be8# 1...Ng7/Nd4 2.h8N# 1...Ng6/Ng8/Nd5/Nc6/Nc8 2.Q:g6# 1.h8N+?? 1...Kf6 2.g5#/R