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

EGTB: win in 2 half-moves

# move score
1 Nb3 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kc8 draw
5 Ka8 loss in 12 half-moves
6 Ka7 loss in 10 half-moves
7 Nb7 loss in 2 half-moves
8 Nc4 loss in 2 half-moves
9 Nc6 loss in 2 half-moves