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 Ra7 win in 3 half-moves
4 Ka4 win in 7 half-moves
5 Ka6 win in 7 half-moves
6 Kc5 win in 7 half-moves
7 Kcb6 win in 7 half-moves
8 Kd5 win in 7 half-moves
9 Kd6 win in 7 half-moves
10 Kd7 win in 7 half-moves
11 Ra6 win in 7 half-moves
12 Rc8 win in 7 half-moves
13 Kcb5 win in 9 half-moves
14 Rf8 draw
15 Kab5 loss in 2 half-moves
16 Kab6 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves