Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kd5 win in 3 half-moves
2 Ked6 win in 3 half-moves
3 Kf5 win in 3 half-moves
4 Kf6 win in 3 half-moves
5 Rf7 win in 3 half-moves
6 Kc6 win in 7 half-moves
7 Kc7 win in 7 half-moves
8 Kc8 win in 7 half-moves
9 Kd8 win in 7 half-moves
10 Kdd6 win in 7 half-moves
11 Ke5 win in 11 half-moves
12 Ke8 draw
13 Kf7 draw
14 Re8 draw
15 Rg7 draw
16 Rh7 draw