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

EGTB: win in 4 half-moves

# move score
1 Nb7 win in 3 half-moves
2 Kb4 draw
3 Kb5 draw
4 Nb3 draw
5 Nc4 draw
6 Nc6 draw
7 Kb3 loss in 16 half-moves
8 Ka3 loss in 10 half-moves