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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Ra2 win in 3 half-moves
4 Kb3 win in 5 half-moves
5 Kb5 win in 5 half-moves
6 Kb6 win in 11 half-moves
7 Kd3 win in 15 half-moves
8 K3b4 draw
9 K3c4 draw
10 K3d4 draw
11 K5b4 draw
12 K5c4 draw
13 K5d4 draw
14 Kc2 draw
15 Kc6 draw
16 Ra1 draw
17 Ra4 draw
18 Ra5 draw
19 Rb3 draw
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves