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

EGTB: win in 12 half-moves

# move score
1 f3 win in 11 half-moves
2 Ke4 win in 11 half-moves
3 Kg4 win in 11 half-moves
4 Kg5 win in 13 half-moves
5 Kf6 win in 15 half-moves
6 Kg6 win in 15 half-moves
7 Ke5 loss in 2 half-moves
8 Ke6 loss in 2 half-moves