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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 Kc2 win in 5 half-moves
5 Kc6 win in 5 half-moves
6 Ra8 win in 5 half-moves
7 Rb7 win in 5 half-moves
8 Kb7 win in 7 half-moves
9 Kc3 win in 7 half-moves
10 Kd7 win in 9 half-moves
11 Kc1 draw
12 Kc8 draw
13 Kd1 draw
14 Kd8 draw
15 Ke1 draw
16 Ke2 draw
17 Ke3 draw
18 Ra3 draw
19 Ra4 draw
20 Ra5 draw
21 Ra6 draw
22 Kd3 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves