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

EGTB: loss in 37 half-moves

# move score
1 Kf6 loss in 36 half-moves
2 Kf7 loss in 36 half-moves
3 Kg6 loss in 34 half-moves
4 Kf8 loss in 32 half-moves
5 Kg8 loss in 28 half-moves
6 Kh6 loss in 28 half-moves
7 Kh7 loss in 28 half-moves
8 Kh8 loss in 28 half-moves