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

EGTB: win in 10 half-moves

# move score
1 Ka6 win in 9 half-moves
2 Ka8 draw
3 Kb7 draw
4 Kb8 draw
5 Kc1 draw
6 Kc2 draw
7 Kc3 draw
8 Kd1 draw
9 Kd3 draw
10 Ke1 draw
11 Ke2 draw
12 Ke3 draw
13 Ra1 draw
14 Ra3 draw
15 Ra4 draw
16 Ra5 draw
17 Rb2 draw
18 Rc2 draw
19 Kb6 loss in 2 half-moves
20 Ra6 loss in 2 half-moves