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

EGTB: win in 4 half-moves

# move score
1 Ke7 win in 3 half-moves
2 Kf7 win in 3 half-moves
3 Ne3 win in 5 half-moves
4 Nf4 win in 5 half-moves
5 Kd7 draw
6 Kd8 draw
7 Kf8 draw
8 Ne1 draw
9 Nh4 draw