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

EGTB: win in 2 half-moves

# move score
1 Ke2 win in 1 half-moves
2 Ke3 win in 1 half-moves
3 Ke4 win in 1 half-moves
4 Kf4 loss in 52 half-moves
5 Kf2 loss in 48 half-moves
6 Kg4 loss in 48 half-moves
7 Kg3 loss in 46 half-moves
8 Kg2 loss in 44 half-moves