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

EGTB: draw

# move score
1 Nb5 draw
2 Kd7 loss in 10 half-moves
3 Kb7 loss in 8 half-moves
4 Nb1 loss in 8 half-moves
5 Kd8 loss in 4 half-moves
6 Nc2 loss in 2 half-moves
7 Nc4 loss in 2 half-moves
8 Kb8 loss in 1 half-moves
9 Kc7 loss in 1 half-moves