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 Ke5 win in 3 half-moves
3 Ke7 win in 3 half-moves
4 Kf5 win in 3 half-moves
5 Kf7 win in 3 half-moves
6 Kg5 win in 3 half-moves
7 Kg7 win in 3 half-moves
8 Ra5 win in 3 half-moves
9 Ra6 win in 3 half-moves
10 Ra7 win in 3 half-moves
11 Ke6 win in 5 half-moves
12 Kg6 win in 5 half-moves
13 Ra3 win in 5 half-moves
14 Rb4 win in 5 half-moves
15 Rc4 win in 5 half-moves
16 Re4 win in 5 half-moves
17 Ka7 win in 11 half-moves
18 Ka6 draw
19 Ka8 draw
20 Kb8 draw
21 Kc6 draw
22 Kc7 draw
23 Kc8 draw
24 Ra8 draw
25 Rd4 draw
26 Rf4 draw
27 Ra1 loss in 2 half-moves
28 Ra2 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh4 loss in 2 half-moves