Correct answer: b51...Rh4/Rh3/Rh2/Rh1/Rh6/Rh7/Rh8 2.R:e5# 1...N:b4 2.N:b4# 1...Nf4/Qg1/Qe3/Qc5 2.Nf6# 1...Nf8/Ng7/Nd8/
