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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Kc8 win in 3 half-moves
4 Ka5 win in 5 half-moves
5 Ka6 win in 5 half-moves
6 Kc5 win in 5 half-moves
7 K6a7 draw
8 K6b7 draw
9 K6c7 draw
10 K8a7 draw
11 K8b7 draw
12 K8c7 draw
13 Ra1 draw
14 Ra2 draw
15 Ra3 draw
16 Ra4 draw
17 Ra6 draw
18 Ra7 draw
19 Ra5 loss in 2 half-moves