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 Kc6 win in 3 half-moves
4 Kcd6 win in 3 half-moves
5 Ke6 win in 3 half-moves
6 Re6 win in 3 half-moves
7 Kcd4 win in 5 half-moves
8 Kc4 win in 7 half-moves
9 Kcd5 win in 7 half-moves
10 Ke4 win in 7 half-moves
11 Rc7 win in 7 half-moves
12 Kb4 draw
13 Ra7 draw
14 Re8 draw
15 Rg7 draw
16 Rh7 draw
17 Ked4 loss in 2 half-moves
18 Ked5 loss in 2 half-moves
19 Ked6 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kf6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Rf7 loss in 2 half-moves