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

EGTB: win in 2 half-moves

# move score
1 Kg5 win in 1 half-moves
2 Kg6 win in 1 half-moves
3 Kg7 win in 1 half-moves
4 Ke6 loss in 38 half-moves
5 Ke7 loss in 38 half-moves
6 Kf7 loss in 36 half-moves
7 Ke5 loss in 2 half-moves
8 Kf5 loss in 2 half-moves