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

EGTB: loss in 9 half-moves

# move score
1 b5 loss in 8 half-moves
2 Kg6 loss in 8 half-moves
3 Kg8 loss in 8 half-moves
4 Kh8 loss in 6 half-moves
5 Kf6 loss in 4 half-moves
6 Kf7 loss in 4 half-moves
7 Kf8 loss in 4 half-moves
8 Kh6 loss in 4 half-moves
9 Kh7 loss in 4 half-moves