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

EGTB: win in 6 half-moves

# move score
1 Nb3 win in 5 half-moves
2 Ka7 draw
3 Kb7 draw
4 Nb7 draw
5 Nc4 draw
6 Nc6 draw
7 Ka8 loss in 8 half-moves
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves