Correct answer: Nc71...Rd3 2.c:d3# 1...Rc7 2.R:c7# 1...Rc5/R:a8 2.R:c5# 1...Rb8/Rd8/Re8/Rf8/Rg8/Rch8 2.Rc7#/Rc5# 1...Qg3/Qg2/Q<