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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rb8 win in 3 half-moves
4 Rc8 win in 3 half-moves
5 Kb4 win in 5 half-moves
6 Kc7 win in 7 half-moves
7 Kc8 win in 9 half-moves
8 Kd8 win in 9 half-moves
9 Ra6 win in 11 half-moves
10 Ra7 win in 13 half-moves
11 Kc6 win in 15 half-moves
12 Ka6 win in 23 half-moves
13 Ka4 draw
14 Kd6 draw
15 Ke7 draw
16 Ke8 draw
17 Rd8 draw
18 Re8 draw
19 Ke6 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves