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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Kh6 win in 1 half-moves
3 Kh8 win in 1 half-moves
4 Ka7 loss in 2 half-moves
5 Kb7 loss in 2 half-moves
6 Kg6 loss in 1 half-moves
7 Kg7 loss in 1 half-moves
8 Kg8 loss in 1 half-moves