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

EGTB: win in 4 half-moves

# move score
1 Nc4 win in 3 half-moves
2 Kc7 draw
3 Kd5 draw
4 Kd6 draw
5 Kd7 draw
6 Nb3 draw
7 Nb7 draw
8 Kb5 loss in 8 half-moves
9 Kb7 loss in 2 half-moves
10 Kb6 loss in 1 half-moves
11 Kc5 loss in 1 half-moves