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 Kcc5 win in 3 half-moves
3 Kcd5 win in 3 half-moves
4 Kb6 draw
5 Kb7 draw
6 Kc4 draw
7 Kc7 draw
8 Kd6 draw
9 Kd7 draw
10 Kdc5 draw
11 Kdd5 draw
12 Ke4 draw
13 Ke5 draw
14 Ra4 draw
15 Ra5 draw
16 Ra7 draw
17 Ra8 draw
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Rb6 loss in 2 half-moves