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

EGTB: win in 4 half-moves

# move score
1 Nb6 win in 3 half-moves
2 Ka6 draw
3 Kb6 draw
4 Kb8 draw
5 Kc8 draw
6 Nc7 draw
7 Ka7 loss in 6 half-moves
8 Kc6 loss in 6 half-moves
9 Kc7 loss in 6 half-moves