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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb5 draw
3 Kb7 draw
4 Kc8 draw
5 Kcc7 draw
6 Kcd7 draw
7 Kd5 draw
8 Kd6 draw
9 Kdc7 draw
10 Kdd7 draw
11 Kc5 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves