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

EGTB: loss in 21 half-moves

# move score
1 Kf5 loss in 20 half-moves
2 Kf6 loss in 20 half-moves
3 Kh4 loss in 20 half-moves
4 Kg6 loss in 16 half-moves
5 Kh6 loss in 12 half-moves
6 Kh5 loss in 10 half-moves
7 Kf4 loss in 2 half-moves
8 Kg4 loss in 2 half-moves