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 3 half-moves
3 Ke3 loss in 10 half-moves
4 Ke4 loss in 8 half-moves
5 Kf3 loss in 8 half-moves
6 Ke5 loss in 2 half-moves
7 Kf5 loss in 2 half-moves
8 Kg5 loss in 2 half-moves