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

EGTB: loss in 3 half-moves

# move score
1 f6 loss in 2 half-moves
2 Kd4 loss in 2 half-moves
3 Kd5 loss in 2 half-moves
4 Ke4 loss in 2 half-moves
5 Ke6 loss in 2 half-moves
6 Kf4 loss in 2 half-moves
7 Kf6 loss in 2 half-moves
8 Kd6 loss in 1 half-moves