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 Ke7 win in 11 half-moves
3 Ra7 win in 15 half-moves
4 Kd7 win in 19 half-moves
5 Kd8 win in 23 half-moves
6 Ka4 draw
7 Kf7 draw
8 Kf8 draw
9 Ra6 draw
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves