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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ka6 win in 3 half-moves
3 Ka7 win in 3 half-moves
4 Kc5 win in 3 half-moves
5 Kc6 win in 3 half-moves
6 Kc7 win in 3 half-moves
7 Ra8 win in 3 half-moves
8 Rc8 win in 3 half-moves
9 Rd8 win in 3 half-moves
10 Kd7 win in 5 half-moves
11 Kb7 win in 7 half-moves
12 Kd8 win in 9 half-moves
13 Rb7 win in 9 half-moves
14 Ke8 win in 11 half-moves
15 Kb5 win in 13 half-moves
16 Kd6 draw
17 Ke6 draw
18 Kf8 draw
19 Re8 draw
20 Rf8 draw
21 Kf6 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves