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

EGTB: win in 10 half-moves

# move score
1 Nb5 win in 9 half-moves
2 Nc6 win in 17 half-moves
3 Kc7 loss in 24 half-moves
4 Kb7 loss in 22 half-moves
5 Kb8 loss in 22 half-moves
6 Kd7 loss in 22 half-moves
7 Kd8 loss in 22 half-moves