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

EGTB: loss in 23 half-moves

# move score
1 Kd6 loss in 22 half-moves
2 Kc6 loss in 16 half-moves
3 Kb6 loss in 14 half-moves
4 Kd7 loss in 14 half-moves
5 Kd8 loss in 14 half-moves
6 Kb7 loss in 12 half-moves
7 Kb8 loss in 12 half-moves
8 Kc8 loss in 12 half-moves