Correct answer: Nb41...Rg3/Rg2/Rg1/Rg6/Rf4 2.Qf4#[A] 1...Rg5/R:e4/Rh4 2.Q:g5#[Б] 1...R:g7+ 2.Q:g7# 1...N:d5 2.R:d5#[C] 1...c:b6/c6/c5 2.b8Q