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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 7 half-moves
3 Kc4 win in 7 half-moves
4 Kcd4 win in 7 half-moves
5 Kd2 win in 7 half-moves
6 Kd5 win in 7 half-moves
7 Ke2 win in 9 half-moves
8 Rc6 win in 9 half-moves
9 Rc8 win in 9 half-moves
10 Kd3 win in 11 half-moves
11 Kf2 win in 11 half-moves
12 Kf3 win in 11 half-moves
13 Re7 win in 11 half-moves
14 Ked4 win in 15 half-moves
15 Rf7 win in 15 half-moves
16 Kb6 win in 19 half-moves
17 Kc6 win in 19 half-moves
18 Kd6 win in 19 half-moves
19 Ke4 win in 19 half-moves
20 Kf4 win in 19 half-moves
21 Rd7 win in 19 half-moves
22 Rg7 win in 19 half-moves
23 Rh7 win in 19 half-moves
24 Ra7 loss in 2 half-moves
25 Rb7 loss in 2 half-moves