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 Ka3 draw
3 Ka4 draw
4 Kb3 draw
5 Kc3 draw
6 Kc4 draw
7 Ka5 loss in 2 half-moves
8 Kb5 loss in 2 half-moves