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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 draw
3 Kc6 draw
4 Nd6 draw
5 Kb8 loss in 40 half-moves
6 Kd6 loss in 32 half-moves
7 Kd7 loss in 32 half-moves
8 Nf6 loss in 30 half-moves
9 Kc8 loss in 26 half-moves
10 Ng7 loss in 14 half-moves
11 Kd8 loss in 10 half-moves