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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kf4 win in 5 half-moves
3 Kf5 win in 5 half-moves
4 Kg3 win in 5 half-moves
5 Kgg4 win in 5 half-moves
6 Ka2 win in 7 half-moves
7 Kb2 win in 7 half-moves
8 Kg6 win in 7 half-moves
9 Kgh5 draw
10 Kh3 draw
11 Kh6 draw
12 Khg4 draw
13 Khh5 draw
14 Ka4 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kf6 loss in 2 half-moves