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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kc8 win in 3 half-moves
4 Ke6 win in 3 half-moves
5 Rc8 win in 17 half-moves
6 Kd2 draw
7 Kd3 draw
8 Kd4 draw
9 Kd6 draw
10 Ke2 draw
11 Ke4 draw
12 Ke7 draw
13 Ke8 draw
14 Kf2 draw
15 Kf3 draw
16 Ra8 draw
17 Rb8 draw
18 Re8 draw
19 Rf8 draw
20 Kf4 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves