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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 Kb6 draw
3 Kc5 draw
4 Kc4 loss in 40 half-moves
5 Ka4 loss in 36 half-moves
6 Ka5 loss in 36 half-moves
7 Ka6 loss in 36 half-moves
8 Kb4 loss in 36 half-moves