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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kcb5 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Kd7 win in 3 half-moves
6 Ra7 win in 3 half-moves
7 Kab5 win in 5 half-moves
8 Kab6 win in 5 half-moves
9 Kc5 win in 5 half-moves
10 Kd6 win in 5 half-moves
11 Rb6 win in 5 half-moves
12 Ra8 win in 7 half-moves
13 Kcb6 draw
14 Ka4 loss in 2 half-moves
15 Kb4 loss in 2 half-moves