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

EGTB: win in 6 half-moves

# move score
1 Kfe7 win in 5 half-moves
2 Kg5 win in 5 half-moves
3 Kg6 win in 5 half-moves
4 Kg7 win in 5 half-moves
5 Rg8 win in 15 half-moves
6 Kd8 draw
7 Kf5 draw
8 Kff7 draw
9 Rh8 draw
10 Kd7 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kee7 loss in 2 half-moves
14 Kef7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves