Correct answer: g41...Re5 2.Rf7# 1.N:f3?? (2.Rf7#) but 1...R:e6! 1.N:h5+?? 1...Ke5 2.g4# but 1...B:h5! 1.g4! (2.N:h5#) 1...Re5 2.Rf7# 1...<