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 Kd6 draw
4 Kd7 loss in 52 half-moves
5 Kb7 loss in 44 half-moves
6 Kc8 loss in 40 half-moves
7 Kd8 loss in 40 half-moves
8 Kb8 loss in 38 half-moves