Correct answer: Rf71...Qh4/Qh6/Qh7/Qh8/Qg5/Qg6/Qf7/Qe8 2.f3# 1...N:d4 2.Re3# 1...d6 2.Re6# 1...f4 2.R:f4# 1.Rf7! (2.Re7#) 1...Q