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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc3 draw
3 Kc4 loss in 24 half-moves
4 Kb5 loss in 22 half-moves
5 Ka3 loss in 12 half-moves
6 Ka5 loss in 12 half-moves
7 Kb3 loss in 12 half-moves
8 Ka4 loss in 10 half-moves