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

EGTB: win in 10 half-moves

# move score
1 Kb6 win in 9 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc8 draw
5 Kd6 draw
6 Kd7 draw
7 Kd8 draw
8 Nc6 draw
9 Nc8 draw
10 Ng6 draw
11 Ng8 draw
12 Kc6 loss in 6 half-moves
13 Nd5 loss in 2 half-moves
14 Nf5 loss in 2 half-moves