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

EGTB: draw

# move score
1 Nb8 draw
2 Kg5 loss in 2 half-moves
3 Kg6 loss in 2 half-moves
4 Kg7 loss in 2 half-moves
5 Kh5 loss in 2 half-moves
6 Kh7 loss in 2 half-moves
7 Nb4 loss in 2 half-moves
8 Nc5 loss in 2 half-moves
9 Nc7 loss in 1 half-moves