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

EGTB: win in 2 half-moves

# move score
1 Nb6 win in 1 half-moves
2 Kd8 loss in 22 half-moves
3 Kd7 loss in 20 half-moves
4 Kc7 loss in 18 half-moves
5 Nc7 loss in 18 half-moves
6 Kb7 loss in 16 half-moves
7 Kb8 loss in 14 half-moves