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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Ka7 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Kb8 draw
7 Kc4 draw
8 Kc6 draw
9 Kd5 draw
10 Kd6 draw
11 Kd4 loss in 2 half-moves