White to play - Draw
1.Rf7+ Kg8? 1...Kg6! holds the draw 2.Kf6! (instead of Fine's 2.Rf4?) 2...Ra6 2...Ra1 3.Rg7+ Kh8 4.Rg5 with a standard win 3.Rb7 Rc6 4.Rb8+ Kh7 5.Ke5 and Black is helpless against the advance of the e-pawn.
Analysis using computer generated endgame tablebase