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 Ka3 draw
3 Ka4 draw
4 Kb3 draw
5 Kb5 draw
6 Kc4 loss in 2 half-moves
7 Nb3 loss in 2 half-moves
8 Nc4 loss in 2 half-moves
9 Nc6 loss in 2 half-moves
10 Kc3 loss in 1 half-moves
11 Kc5 loss in 1 half-moves