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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Kg4 win in 3 half-moves
3 Ke4 draw
4 Ke5 loss in 48 half-moves
5 Kg5 loss in 48 half-moves
6 Ke6 loss in 44 half-moves
7 Kg6 loss in 44 half-moves
8 Kf6 loss in 42 half-moves