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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kcd6 win in 3 half-moves
3 Kd8 win in 3 half-moves
4 Kdd6 win in 3 half-moves
5 Ke6 win in 3 half-moves
6 Ke8 win in 3 half-moves
7 Kc8 win in 7 half-moves
8 Ke7 win in 7 half-moves
9 Kb7 draw
10 Kd5 draw
11 Rc8 draw
12 Kb5 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb7 loss in 2 half-moves