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

EGTB: win in 8 half-moves

# move score
1 Kc6 win in 7 half-moves
2 Kd6 win in 7 half-moves
3 Kb6 win in 9 half-moves
4 Kd7 win in 11 half-moves
5 Kb7 draw
6 Kb8 draw
7 Kc8 draw
8 Kd8 draw