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

EGTB: loss in 5 half-moves

# move score
1 Ka7 loss in 4 half-moves
2 Kb8 loss in 4 half-moves
3 Kc7 loss in 4 half-moves
4 Kc8 loss in 4 half-moves
5 Nb6 loss in 4 half-moves
6 Ka6 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Nc7 loss in 2 half-moves