Correct answer: Rf61...Ng5/Nd4 2.Rf1#/R:g5# 1...Ne1 2.Rf1# 1...Ne5 2.Rf1#/Ne2# 1...Nd2 2.Rg5# 1...Rf6 2.Ne2# 1...e:d3 2.Q:e3# 1.Kb