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

EGTB: win in 4 half-moves

# move score
1 Kc2 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Kb6 win in 5 half-moves
4 Kc6 win in 5 half-moves
5 Kd6 win in 5 half-moves
6 Rb7 win in 5 half-moves
7 Rc6 win in 5 half-moves
8 Rd7 win in 5 half-moves
9 Kd5 win in 9 half-moves
10 K3b4 draw
11 K3c4 draw
12 K3d4 draw
13 K5b4 draw
14 K5c4 draw
15 K5d4 draw
16 Kb2 draw
17 Kb3 draw
18 Kb5 draw
19 Kd3 draw
20 Ra7 draw
21 Rc8 draw
22 Re7 draw
23 Rf7 draw
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves