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

EGTB: win in 6 half-moves

# move score
1 Kd7 win in 5 half-moves
2 Kd8 win in 5 half-moves
3 Ke7 win in 5 half-moves
4 Kef7 win in 5 half-moves
5 Kg6 win in 9 half-moves
6 Kef8 draw
7 Rf8 draw
8 Kf6 loss in 2 half-moves
9 Kgf7 loss in 2 half-moves
10 Kgf8 loss in 2 half-moves
11 Kh6 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Kh8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves