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

EGTB: win in 4 half-moves

# move score
1 Kd5 win in 3 half-moves
2 Ra5 win in 7 half-moves
3 Ra6 win in 7 half-moves
4 Kd6 win in 11 half-moves
5 Ra7 win in 11 half-moves
6 Ka1 draw
7 Ka3 draw
8 Kb1 draw
9 Kb3 draw
10 Kd7 draw
11 Ke5 draw
12 Ke7 draw
13 Kf5 draw
14 Kf6 draw
15 Kf7 draw
16 Ra3 draw
17 Ra8 draw
18 Rb4 draw
19 Rc4 draw
20 Rd4 draw
21 Rh4 draw
22 Kb2 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rg4 loss in 2 half-moves