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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kc8 win in 7 half-moves
3 Kb3 win in 13 half-moves
4 Kb4 win in 13 half-moves
5 Rb8 win in 13 half-moves
6 Ke8 win in 15 half-moves
7 Rc8 win in 15 half-moves
8 Ka3 draw
9 Ka5 draw
10 Ra5 draw
11 Kc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves