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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 K6f7 win in 7 half-moves
3 Ke5 win in 7 half-moves
4 Kf8 win in 7 half-moves
5 Rg8 win in 7 half-moves
6 Rh6 win in 7 half-moves
7 K6e7 win in 9 half-moves
8 Kd5 win in 9 half-moves
9 Kf5 win in 9 half-moves
10 Kf6 win in 9 half-moves
11 K6d7 loss in 2 half-moves
12 K8d7 loss in 2 half-moves
13 K8e7 loss in 2 half-moves
14 K8f7 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh3 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rh7 loss in 2 half-moves