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 Kc5 win in 1 half-moves
3 Ka5 draw
4 Ra2 draw
5 Ra5 draw
6 Ra6 draw
7 Ra7 draw
8 Ra8 draw
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Ra3 loss in 2 half-moves