Correct answer: Rdd31...c6/c5 2.Nb6# 1...Qg6/Qg4/Qg2/Qg1/Qg8/Qf7/Qh7/Qh6 2.Ne5#/Rd4#/Rc5#/Rb4#/Rc3# 1...Qg5 2.Rb4#/Rc3#/R