Correct answer: Kb41...Rc4 2.d:c4#/Nf6# 1...Rc6 2.Qd4# 1...Rc7/Rcc8/Ra5 2.Nf6# 1...Rb5+ 2.Q:b5# 1...Rd6/Rdc8/Rb8/Ra8/Re8/Rf8/R<