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

EGTB: win in 2 half-moves

# move score
1 Ka2 win in 1 half-moves
2 Ka4 win in 1 half-moves
3 Kb7 win in 1 half-moves
4 Kb8 win in 1 half-moves
5 Kc7 win in 1 half-moves
6 Kb2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kd7 loss in 1 half-moves
10 Kd8 loss in 1 half-moves