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 Ka2 draw
3 Kb1 draw
4 Kb7 draw
5 Kb8 draw
6 Kc7 draw
7 Ra2 draw
8 Ra3 draw
9 Ra4 draw
10 Rb8 draw
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves