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

EGTB: win in 4 half-moves

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