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 Kb5 win in 3 half-moves
3 Kbb3 win in 3 half-moves
4 Kab3 win in 5 half-moves
5 Ka5 win in 9 half-moves
6 Ra8 win in 9 half-moves
7 Ka2 draw
8 Kc3 draw
9 Kc4 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves