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

EGTB: draw

# move score
1 Ka7 draw
2 Ka8 draw
3 Kbc8 draw
4 Kdc8 draw
5 Ke8 draw
6 Kb7 loss in 2 half-moves
7 Kbc7 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Kdc7 loss in 2 half-moves
10 Ke7 loss in 2 half-moves