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

EGTB: win in 4 half-moves

# move score
1 Kfg7 win in 3 half-moves
2 Ke8 draw
3 Kh8 draw
4 Ke7 loss in 2 half-moves
5 Kff7 loss in 2 half-moves
6 Kgf7 loss in 2 half-moves
7 Kgg7 loss in 2 half-moves
8 Kh7 loss in 2 half-moves