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

EGTB: win in 4 half-moves

# move score
1 K5b4 win in 3 half-moves
2 K5c4 win in 3 half-moves
3 K5d4 win in 3 half-moves
4 Kb3 win in 3 half-moves
5 Kb5 win in 3 half-moves
6 Kb6 win in 3 half-moves
7 Kc6 win in 3 half-moves
8 Ra2 win in 3 half-moves
9 Ra6 win in 3 half-moves
10 Rb5 win in 5 half-moves
11 K3d4 win in 9 half-moves
12 Kd3 win in 9 half-moves
13 Ra4 win in 15 half-moves
14 K3b4 draw
15 K3c4 draw
16 Kb2 draw
17 Kc2 draw
18 Kd2 draw
19 Ra1 draw
20 Ra3 draw
21 Kd5 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves