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

EGTB: win in 4 half-moves

# move score
1 Kf2 win in 3 half-moves
2 Kf1 loss in 4 half-moves
3 Kg3 loss in 2 half-moves
4 Kgg2 loss in 2 half-moves
5 Kh3 loss in 2 half-moves
6 Khg2 loss in 2 half-moves