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 Kd6 win in 5 half-moves
3 Kd7 win in 5 half-moves
4 Kf2 win in 5 half-moves
5 Ke2 win in 11 half-moves
6 Kb8 draw
7 Kc8 draw
8 Kd8 draw
9 Ke1 draw
10 Kg1 draw
11 Kg2 draw
12 Kb6 loss in 2 half-moves
13 Kc6 loss in 2 half-moves