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

EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Kd6 draw
3 Kd8 draw
4 Kf8 draw
5 Kd7 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Kf6 loss in 2 half-moves
8 Kg5 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kh5 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves