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

EGTB: win in 4 half-moves

# move score
1 Kgg4 win in 3 half-moves
2 Khg4 win in 3 half-moves
3 Kf6 win in 11 half-moves
4 Khh4 win in 11 half-moves
5 Kgh4 win in 13 half-moves
6 Kgg6 draw
7 Kgh6 draw
8 Khg6 draw
9 Khh6 draw
10 Kf4 loss in 2 half-moves
11 Kf5 loss in 2 half-moves