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

EGTB: win in 8 half-moves

# move score
1 Kb4 win in 7 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd1 draw
5 Kdc3 draw
6 Ke1 draw
7 Ke2 draw
8 Ra2 draw
9 Ra7 draw
10 Rb4 draw
11 Kb3 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kcc3 loss in 2 half-moves
15 Kcd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kdd3 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra8 loss in 2 half-moves