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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Ka7 draw
3 Kb8 draw
4 Kd5 draw
5 Kd6 draw
6 Kd7 draw
7 Ke5 draw
8 Ke7 draw
9 Kf5 loss in 2 half-moves
10 Kf6 loss in 2 half-moves
11 Kf7 loss in 2 half-moves