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

EGTB: win in 4 half-moves

# move score
1 Kd8 win in 3 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Nb8 draw
8 Nc5 draw
9 Kd6 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Nb4 loss in 2 half-moves