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

EGTB: draw

# move score
1 f3 draw
2 Kh3 draw
3 Kg3 loss in 3 half-moves
4 Kg4 loss in 3 half-moves
5 Kg5 loss in 3 half-moves
6 Kh5 loss in 3 half-moves