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 Ka5 draw
3 Ka7 draw
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Kd3 draw
8 Kd4 draw
9 Ke3 draw
10 Ke5 draw
11 Kf3 draw
12 Ra2 draw
13 Rb2 draw
14 Rc2 draw
15 Rd2 draw
16 Re1 draw
17 Re3 draw
18 Rf2 draw
19 Kf4 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves