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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kdd7 win in 3 half-moves
3 Kde7 win in 5 half-moves
4 Kf7 win in 5 half-moves
5 Kf8 win in 5 half-moves
6 Kc6 draw
7 Kd8 draw
8 Ke6 draw
9 Ked7 draw
10 Kee7 draw
11 Ra1 draw
12 Ra7 draw
13 Ra8 draw
14 Rb6 draw
15 Kc5 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves