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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Kd5 win in 7 half-moves
3 Kc5 win in 9 half-moves
4 Ra7 win in 11 half-moves
5 Rb8 win in 19 half-moves
6 Kc3 draw
7 Kc4 draw
8 Kd8 draw
9 Kf7 draw
10 Ra4 draw
11 Ra6 draw
12 Rc8 draw
13 Rd8 draw
14 Kd3 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Kf8 loss in 1 half-moves