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 Kc5 win in 5 half-moves
3 Kd5 win in 7 half-moves
4 Nd6 win in 7 half-moves
5 Kc7 draw
6 Kd6 draw
7 Kd7 draw
8 Nd8 draw
9 Ne5 draw
10 Ng5 draw
11 Nh6 draw
12 Nh8 draw
13 Kb5 loss in 2 half-moves
14 Kb7 loss in 2 half-moves