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

EGTB: loss in 7 half-moves

# move score
1 Kf5 loss in 6 half-moves
2 Kh5 loss in 6 half-moves
3 Kh6 loss in 6 half-moves
4 Kf6 loss in 4 half-moves
5 Kg6 loss in 4 half-moves
6 Kh4 loss in 4 half-moves
7 Kf4 loss in 2 half-moves