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 Kd8 win in 3 half-moves
3 Kb7 draw
4 Kb8 draw
5 Kc7 draw
6 Nb4 draw
7 Nc5 draw
8 Nc7 draw
9 Nb8 loss in 6 half-moves