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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kc8 win in 5 half-moves
3 Kaa7 draw
4 Ka5 loss in 2 half-moves
5 Kab7 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kba7 loss in 2 half-moves
9 Kbb7 loss in 2 half-moves
10 Ra7 loss in 2 half-moves