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 Kd7 loss in 20 half-moves
3 Kd8 loss in 12 half-moves
4 Ke7 loss in 10 half-moves
5 Kf7 loss in 6 half-moves
6 Kf8 loss in 4 half-moves
7 Nc7 loss in 4 half-moves