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

EGTB: draw

# move score
1 Kb7 draw
2 Kb8 draw
3 Na7 draw
4 Ka7 loss in 4 half-moves
5 Nb6 loss in 2 half-moves
6 Nd6 loss in 2 half-moves
7 Ne7 loss in 2 half-moves