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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Kd2 loss in 38 half-moves
3 Kd3 loss in 38 half-moves
4 Ke2 loss in 38 half-moves
5 Kf3 loss in 38 half-moves
6 Kf2 loss in 30 half-moves
7 Kd4 loss in 2 half-moves
8 Ke4 loss in 2 half-moves