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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Kb4 win in 5 half-moves
3 Kc4 win in 7 half-moves
4 Kd5 draw
5 Kd6 draw
6 Nb8 draw
7 Ne5 draw
8 Ne7 draw
9 Kb5 loss in 14 half-moves
10 Kb6 loss in 12 half-moves
11 Nd8 loss in 12 half-moves
12 Na5 loss in 10 half-moves
13 Na7 loss in 10 half-moves
14 Nb4 loss in 2 half-moves
15 Nd4 loss in 2 half-moves