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 Kb5 draw
3 Kb6 draw
4 Kc4 draw
5 Kc6 draw
6 Kd5 draw
7 Kd6 draw
8 Nc3 draw
9 Kb4 loss in 10 half-moves
10 Nb2 loss in 6 half-moves
11 Kd4 loss in 2 half-moves