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 Kc7 win in 1 half-moves
3 Kb6 loss in 20 half-moves
4 Kc6 loss in 20 half-moves
5 Ka7 loss in 18 half-moves
6 Kc8 loss in 18 half-moves
7 Ka8 loss in 16 half-moves
8 Ka6 loss in 4 half-moves