Correct answer: Qa81...R:b3+ 2.Q:b3# 1...Ra4 2.b:a4# 1.Qa3?? zz 1...R:b3+ 2.Q:b3# 1...Ra4/Rc4/Rd4/Re4/R:g4 2.Qf8# but 1...Rf4! 1.Q