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