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

EGTB: win in 4 half-moves

# move score
1 Kf1 win in 3 half-moves
2 Kf2 win in 3 half-moves
3 Ke2 loss in 56 half-moves
4 Kd2 loss in 48 half-moves
5 Kd1 loss in 44 half-moves