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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Ke7 win in 3 half-moves
3 Kf5 win in 3 half-moves
4 Kf7 win in 3 half-moves
5 Kfg5 win in 3 half-moves
6 Kg7 win in 3 half-moves
7 Rh7 win in 3 half-moves
8 Kfg6 win in 7 half-moves
9 Kg4 win in 7 half-moves
10 Khg5 win in 7 half-moves
11 Ke6 win in 9 half-moves
12 Kh4 win in 9 half-moves
13 Khg6 win in 9 half-moves
14 Rh8 win in 9 half-moves
15 Rg6 loss in 2 half-moves