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

EGTB: win in 12 half-moves

# move score
1 Kc3 win in 11 half-moves
2 Kb8 draw
3 Kc1 draw
4 Kc2 draw
5 Kd1 draw
6 Kd8 draw
7 Ke1 draw
8 Ke2 draw
9 Ra2 draw
10 Ra4 draw
11 Rb8 draw
12 Kb7 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves