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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc3 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke7 draw
8 Ra3 draw
9 Rb1 draw
10 Rb6 draw
11 Rc3 draw
12 Kc2 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves