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 Kb8 win in 1 half-moves
3 Kc8 win in 1 half-moves
4 Kd7 win in 1 half-moves
5 Kd8 win in 1 half-moves
6 Kf7 win in 1 half-moves
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Kg8 loss in 2 half-moves
11 Kb6 loss in 1 half-moves
12 Kc6 loss in 1 half-moves
13 Kd6 loss in 1 half-moves