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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc4 draw
6 Kc6 draw
7 Kc8 draw
8 Kd3 draw
9 Ke3 draw
10 Ke4 draw
11 Rh1 draw
12 Rh2 draw
13 Rh3 draw
14 Rh5 draw
15 Kc3 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Kd8 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rh6 loss in 2 half-moves
25 Rh7 loss in 2 half-moves
26 Rh8 loss in 2 half-moves