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 Kf6 win in 3 half-moves
3 Kf4 win in 5 half-moves
4 Ke6 win in 7 half-moves
5 Kf5 win in 7 half-moves
6 Kg7 win in 7 half-moves
7 Kg8 win in 7 half-moves
8 Kd4 draw
9 Kd5 draw
10 Ke4 draw
11 Kh7 draw
12 Rc8 draw
13 Rd8 draw
14 Re6 draw
15 Re7 draw
16 Rf8 draw
17 Rg8 draw
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves