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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kd7 win in 1 half-moves
3 Kb8 draw
4 Kf7 loss in 8 half-moves
5 Kf8 loss in 6 half-moves
6 Kb7 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Kd8 loss in 1 half-moves