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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kc7 draw
5 Kc8 draw
6 Kd7 draw
7 Ke8 draw
8 Ra7 draw
9 Rb8 draw
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Rc8 loss in 2 half-moves