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 Rb4 win in 3 half-moves
4 Rc4 win in 3 half-moves
5 Kc4 win in 7 half-moves
6 Kc7 win in 7 half-moves
7 Kcc5 win in 7 half-moves
8 Kd7 win in 7 half-moves
9 Ke4 win in 7 half-moves
10 Ra6 win in 7 half-moves
11 Kb7 win in 9 half-moves
12 Kcd5 win in 9 half-moves
13 Kd6 win in 9 half-moves
14 Ra8 win in 11 half-moves
15 Ra1 draw
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kdc5 loss in 2 half-moves
19 Kdd5 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Ra7 loss in 2 half-moves