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