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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ra6 win in 5 half-moves
3 Ra7 win in 5 half-moves
4 Rb4 win in 5 half-moves
5 Rc4 win in 5 half-moves
6 Kc4 draw
7 Kc5 draw
8 Kdd5 draw
9 Kde5 draw
10 Ked5 draw
11 Kee5 draw
12 Kf4 draw
13 Kf5 draw
14 Ra8 draw
15 Kc3 loss in 2 half-moves
16 Kdd3 loss in 2 half-moves
17 Kde3 loss in 2 half-moves
18 Ked3 loss in 2 half-moves
19 Kee3 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra3 loss in 2 half-moves