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

EGTB: win in 4 half-moves

# move score
1 Kg3 win in 3 half-moves
2 Kg4 win in 5 half-moves
3 Ke4 loss in 60 half-moves
4 Ke5 loss in 56 half-moves
5 Kf5 loss in 52 half-moves
6 Kg5 loss in 52 half-moves
7 Ke3 loss in 2 half-moves
8 Kf3 loss in 2 half-moves