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

EGTB: win in 2 half-moves

# move score
1 Ke2 win in 1 half-moves
2 Ke3 win in 1 half-moves
3 Ke4 win in 1 half-moves
4 Kc3 loss in 20 half-moves
5 Kc4 loss in 20 half-moves
6 Kc2 loss in 16 half-moves
7 Kd2 loss in 2 half-moves
8 Kd4 loss in 2 half-moves