Richard Reti
"Shakhmatny Listok" 1927

White: Kc7; pawns - a2, c5, f7, h7
Black: Kd4, Ra8; pawns - a7, b7

White to move and win

1 Kd7 Rh8 2 Kd6 Kc4 3 c6 bxc6 4 Ke5 Kc5 5 Ke6/i and wins.

i) 5 Kf6 Kd6 6 Kg7 Ke7 =