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

EGTB: win in 4 half-moves

# move score
1 K8b7 win in 3 half-moves
2 K8c7 win in 3 half-moves
3 K8d7 win in 3 half-moves
4 Ra5 win in 3 half-moves
5 Kb6 win in 5 half-moves
6 Kb8 win in 5 half-moves
7 Rb8 win in 5 half-moves
8 K6b7 draw
9 K6c7 draw
10 K6d7 draw
11 Kd6 draw
12 Kd8 draw
13 Ra4 draw
14 Ra6 draw
15 Ra7 draw
16 Kb5 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves