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

EGTB: win in 4 half-moves

# move score
1 Nb5 win in 3 half-moves
2 Kd7 win in 5 half-moves
3 Kd8 loss in 10 half-moves
4 Nc2 loss in 10 half-moves
5 Nb1 loss in 6 half-moves
6 Kf8 loss in 4 half-moves
7 Ke7 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Nc4 loss in 2 half-moves