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

EGTB: win in 2 half-moves

# move score
1 Ka3 win in 1 half-moves
2 Kb3 win in 1 half-moves
3 Ka5 draw
4 Ka7 draw
5 Ka8 draw
6 Kb5 draw
7 Kb7 draw
8 Kc8 draw
9 Kb4 loss in 2 half-moves
10 Kc7 loss in 2 half-moves