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 Kc8 win in 3 half-moves
3 Rd7 win in 3 half-moves
4 Kd8 win in 5 half-moves
5 Kg8 win in 5 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kd6 draw
9 Kd7 draw
10 Ke7 draw
11 Ke8 draw
12 Kf7 draw
13 Kg7 draw
14 Rh4 draw
15 Rh5 draw
16 Rh6 draw
17 Rh8 draw
18 Kb6 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves