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

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Kc5 win in 3 half-moves
3 Kd5 win in 11 half-moves
4 Kc3 draw
5 Kd3 draw
6 Ke4 draw
7 Ke5 draw
8 Kf8 draw
9 Ra8 draw
10 Rb8 draw
11 Rc8 draw
12 Kd7 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves