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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kcc7 win in 3 half-moves
3 Rh7 win in 3 half-moves
4 Kb7 win in 5 half-moves
5 Kcd7 win in 5 half-moves
6 Kc8 draw
7 Kd6 draw
8 Kdc7 draw
9 Kdd7 draw
10 Ke7 draw
11 Ke8 draw
12 Re6 draw
13 Rf6 draw
14 Rg6 draw
15 Rh4 draw
16 Rh5 draw
17 Rh8 draw
18 Kb5 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Rd6 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