Correct answer: R:c31...Ra4/Ra3/Ra2/Raa1/Ra6/Ra7/Ra8/Rc5 2.Rc5# 1.d:c3? (2.c4#) 1...Ra4/Rc5 2.Rc5# but 1...Rc1! 1.d:e3? (2.N:c3#)
