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

EGTB: win in 6 half-moves

# move score
1 Kb8 win in 5 half-moves
2 Rb8 win in 5 half-moves
3 Kcd8 draw
4 Kd6 draw
5 Ke8 draw
6 Ked7 draw
7 Ked8 draw
8 Kf7 draw
9 Kf8 draw
10 Ra1 draw
11 Ra7 draw
12 Kb7 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kcd7 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Kf6 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 Ra6 loss in 2 half-moves