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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Kc5 win in 3 half-moves
5 Kd5 win in 3 half-moves
6 Ra5 win in 3 half-moves
7 Rb6 win in 5 half-moves
8 K6b7 draw
9 K6c7 draw
10 K6d7 draw
11 K8b7 draw
12 K8c7 draw
13 K8d7 draw
14 Kd6 draw
15 Kd8 draw
16 Ra3 draw
17 Ra4 draw
18 Ra7 draw
19 Ra8 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves