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

EGTB: loss in 19 half-moves

# move score
1 Kc7 loss in 18 half-moves
2 Kb6 loss in 16 half-moves
3 Kc6 loss in 16 half-moves
4 Ka6 loss in 14 half-moves
5 Ka7 loss in 14 half-moves
6 Kb8 loss in 14 half-moves
7 Kc8 loss in 14 half-moves
8 Ka8 loss in 12 half-moves