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

EGTB: win in 4 half-moves

# move score
1 Kd5 win in 3 half-moves
2 Kc5 win in 5 half-moves
3 Kb6 win in 11 half-moves
4 Kb5 win in 19 half-moves
5 Kc7 win in 19 half-moves
6 Kd7 win in 19 half-moves
7 Kb7 draw
8 Kd6 draw
9 Nb4 draw
10 Nc5 draw
11 Nc7 draw
12 Nb8 loss in 8 half-moves