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