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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Kc7 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Kd8 win in 3 half-moves
6 Ra7 win in 3 half-moves
7 Rb8 win in 3 half-moves
8 Kf6 win in 5 half-moves
9 Kf7 win in 5 half-moves
10 Kf8 win in 5 half-moves
11 Kg6 draw
12 Kg8 draw
13 Kh6 draw
14 Kh7 draw
15 Kh8 draw
16 Ra4 draw
17 Ra5 draw
18 Ra6 draw
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves