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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Nd3 win in 3 half-moves
3 Nd5 win in 3 half-moves
4 Kc5 win in 5 half-moves
5 Kd6 win in 5 half-moves
6 Kd5 win in 7 half-moves
7 Kb5 win in 9 half-moves
8 Nc2 win in 9 half-moves
9 Kb7 win in 13 half-moves
10 Na6 win in 19 half-moves
11 Na2 draw
12 Kb6 loss in 1 half-moves
13 Kc7 loss in 1 half-moves