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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Kb3 win in 1 half-moves
3 Kb4 win in 1 half-moves
4 Kb7 win in 1 half-moves
5 Ra6 win in 1 half-moves
6 Kb8 draw
7 Rb8 draw
8 Ka2 loss in 2 half-moves
9 Ka4 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra7 loss in 2 half-moves