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

EGTB: win in 4 half-moves

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