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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Kd7 win in 5 half-moves
3 Kd8 win in 5 half-moves
4 Kg8 win in 5 half-moves
5 Kg7 win in 7 half-moves
6 Kef7 draw
7 Kfe8 draw
8 Kff7 draw
9 Rf7 draw
10 Rg7 draw
11 Rh3 draw
12 Rh8 draw
13 Ke6 loss in 2 half-moves
14 Kee8 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 Rh6 loss in 2 half-moves