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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Ra6 win in 3 half-moves
3 Kc6 win in 7 half-moves
4 Ra1 win in 7 half-moves
5 Ra2 win in 7 half-moves
6 Ra3 win in 7 half-moves
7 Ka6 draw
8 Kb7 draw
9 Kb8 draw
10 Kc7 draw
11 Kd5 draw
12 Ra5 draw
13 Rb4 draw
14 Rd4 draw
15 Kb6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Ka8 loss in 1 half-moves