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 Kb6 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Rc8 win in 1 half-moves
5 Ka5 draw
6 Ka7 draw
7 Kb7 draw
8 Kc7 draw
9 Kc8 draw
10 Kd7 draw
11 Ke7 draw
12 Ke8 draw
13 Ra7 draw