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

EGTB: draw

# move score
1 Kb7 draw
2 Kcc7 draw
3 Kdd7 draw
4 Ke7 draw
5 Kb8 loss in 4 half-moves
6 Kcd7 loss in 4 half-moves
7 Kdc7 loss in 4 half-moves
8 Ke8 loss in 4 half-moves