A. Gurvich
"Shakhmatnaya Moskva" 1962
Win

White: Kh7, Rb6, Nb5
Black: Ke7, Ra8; pawn - f6

1 Rb7+ Kd8 2 Na7 f5/i 3 Rg7 and wins.

i) 2...Ke8 3 Kg8 Rd8 4 Nc6.