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

EGTB: win in 4 half-moves

# move score
1 Kc3 win in 3 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc1 draw
6 Kc2 draw
7 Kc4 draw
8 Kd1 draw
9 Ke1 draw
10 Ke2 draw
11 Ra2 draw
12 Rb1 draw
13 Rb3 draw
14 Rb5 draw
15 Rb7 draw
16 Rc2 draw
17 Kc6 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rb8 loss in 2 half-moves