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

EGTB: win in 4 half-moves

# move score
1 Kef4 win in 3 half-moves
2 Ke6 draw
3 Kf2 draw
4 Kf3 draw
5 Kf6 draw
6 Kfe4 draw
7 Kff4 draw
8 Kg4 draw
9 Kg6 draw
10 Kd2 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Kee4 loss in 2 half-moves
16 Kg5 loss in 2 half-moves