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

EGTB: win in 2 half-moves

# move score
1 Ke7 win in 1 half-moves
2 Kc6 loss in 48 half-moves
3 Kd8 loss in 36 half-moves
4 Kc7 loss in 30 half-moves
5 Kc8 loss in 20 half-moves
6 Kd6 loss in 2 half-moves
7 Ke6 loss in 2 half-moves
8 Ke8 loss in 2 half-moves