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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Ra2 win in 3 half-moves
5 Kb6 win in 5 half-moves
6 Kc6 win in 5 half-moves
7 Kb3 win in 9 half-moves
8 Kb7 win in 9 half-moves
9 Kd3 win in 15 half-moves
10 Kb2 draw
11 Kb8 draw
12 Kc2 draw
13 Kc8 draw
14 Kd2 draw
15 Ra1 draw
16 Ra4 draw
17 Ra5 draw
18 Ra6 draw
19 Ra7 draw
20 Rb3 draw
21 Kd6 loss in 2 half-moves
22 Kd7 loss in 2 half-moves
23 Kd8 loss in 2 half-moves
24 Ra8 loss in 2 half-moves