Correct answer: Re81...g4+ 2.R:g4# 1.R:g5?? (2.Rg4#/Qf4#/Qe5#/Qg4#/Qd3#) 1...f:e1Q/f:e1R 2.Qd3# 1...f:e1B 2.Qe5#/Qd3# 1...f:e1N 2.