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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 Kb6 win in 5 half-moves
3 Kd7 win in 5 half-moves
4 Ke7 win in 5 half-moves
5 Ka6 win in 9 half-moves
6 Ka4 draw
7 Kb4 draw
8 Kc4 draw
9 Kc5 draw
10 Kd8 draw
11 Kf7 draw
12 Kf8 draw
13 Ra3 draw
14 Ra4 draw
15 Ra6 draw
16 Ra7 draw
17 Ra8 draw
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves