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

EGTB: win in 6 half-moves

# move score
1 Kc6 win in 5 half-moves
2 Kc7 win in 5 half-moves
3 Kb6 win in 9 half-moves
4 Ka7 draw
5 Ka8 draw
6 Kb8 draw
7 Ka6 loss in 14 half-moves
8 Kc8 loss in 4 half-moves