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

EGTB: win in 4 half-moves

# move score
1 Kgg6 win in 3 half-moves
2 Kg4 draw
3 Kg5 draw
4 Kg8 draw
5 Kgh6 draw
6 Kh4 draw
7 Kh7 draw
8 Kh8 draw
9 Khg6 draw
10 Khh6 draw
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kf8 loss in 2 half-moves