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

EGTB: win in 4 half-moves

# move score
1 Nb3 win in 3 half-moves
2 Kb5 draw
3 Kb7 draw
4 Nb7 draw
5 Nc4 loss in 2 half-moves
6 Nc6 loss in 2 half-moves
7 Ka7 loss in 1 half-moves
8 Kb6 loss in 1 half-moves