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 Kb8 draw
4 Kc6 draw
5 Kc8 draw
6 Kd6 draw
7 Nb6 draw
8 Nb8 draw
9 Nc5 draw
10 Nf6 draw
11 Nf8 draw
12 Kd8 loss in 12 half-moves
13 Ne5 loss in 2 half-moves