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

EGTB: win in 8 half-moves

# move score
1 Kb8 win in 7 half-moves
2 Rb8 win in 7 half-moves
3 Kd6 draw
4 Kd8 draw
5 Ke7 draw
6 Ked7 draw
7 Kf6 draw
8 Kf7 draw
9 Ra4 draw
10 Ra6 draw
11 Kb7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kcd7 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra7 loss in 2 half-moves