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

EGTB: win in 6 half-moves

# move score
1 Kb5 win in 5 half-moves
2 Kb6 win in 5 half-moves
3 Ka5 win in 9 half-moves
4 Ka7 win in 11 half-moves
5 Kb7 win in 11 half-moves
6 Kc1 win in 11 half-moves
7 Ra2 draw
8 Ka2 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves