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

EGTB: loss in 23 half-moves

# move score
1 Kc7 loss in 22 half-moves
2 Kb7 loss in 8 half-moves
3 Kb8 loss in 6 half-moves
4 Kd7 loss in 2 half-moves
5 Kd8 loss in 2 half-moves
6 Nb5 loss in 2 half-moves
7 Nc6 loss in 2 half-moves