Correct answer: Nd61...Rd7 2.N:d7# 1...Rd6 2.B:d6# 1...Rc8 2.Bd6#/Nd7# 1...Rb8/Ra8/Re8 2.Nd7#/Q:c5#[A]/Bd6# 1...R:f8 2.Q:c5#[A]/Nd
