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

EGTB: draw

# move score
1 Nf7 draw
2 Kb7 loss in 6 half-moves
3 Kb8 loss in 6 half-moves
4 Kd7 loss in 4 half-moves
5 Ng6 loss in 2 half-moves
6 Kc7 loss in 1 half-moves
7 Kd8 loss in 1 half-moves