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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Kd7 win in 5 half-moves
3 Kd5 win in 7 half-moves
4 Kc5 win in 9 half-moves
5 Kc7 win in 9 half-moves
6 Nd4 win in 9 half-moves
7 Kb6 draw
8 Kb7 draw
9 Na3 draw
10 Na7 draw
11 Nc3 draw
12 Nc7 draw
13 Nd6 draw