Correct answer: Rg31...e5/Ra4/Ra3/Ra2/Ra1/Ra6/Ra7/Ra8/Rg5 2.Bg5# 1...e3 2.Rd4# 1...Rh5 2.Rg4# 1.Rd3?? (2.Rh3#) 1...e5/Ra3 2.B