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

EGTB: win in 2 half-moves

# move score
1 Ke6 win in 1 half-moves
2 Kf8 loss in 14 half-moves
3 Ke8 loss in 10 half-moves
4 Kd6 loss in 2 half-moves
5 Kd7 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Kf6 loss in 2 half-moves
8 Kf7 loss in 2 half-moves