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 Kb7 draw
3 Kb8 draw
4 Kc6 draw
5 Kc8 loss in 28 half-moves
6 Kd8 loss in 10 half-moves
7 Kd6 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Nb3 loss in 2 half-moves
10 Nb7 loss in 2 half-moves
11 Nc6 loss in 2 half-moves
12 Kb6 loss in 1 half-moves