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

EGTB: loss in 21 half-moves

# move score
1 Kc7 loss in 20 half-moves
2 Kb7 loss in 10 half-moves
3 Kc8 loss in 8 half-moves
4 Ka8 loss in 4 half-moves
5 Nb5 loss in 2 half-moves
6 Nc6 loss in 2 half-moves
7 Nc8 loss in 2 half-moves