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

EGTB: win in 8 half-moves

# move score
1 Kc4 win in 7 half-moves
2 Ra8 draw
3 Kb5 loss in 2 half-moves
4 Kb6 loss in 2 half-moves
5 Kb7 loss in 2 half-moves
6 Kc3 loss in 2 half-moves
7 Kc7 loss in 2 half-moves
8 Kcc5 loss in 2 half-moves
9 Kcd5 loss in 2 half-moves
10 Kd3 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kdc5 loss in 2 half-moves
14 Kdd5 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Ke3 loss in 1 half-moves
24 Ke4 loss in 1 half-moves
25 Ke5 loss in 1 half-moves