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 Ke5 draw
3 Ke7 draw
4 Nc8 draw
5 Kd7 loss in 54 half-moves
6 Kc6 loss in 18 half-moves
7 Kd5 loss in 18 half-moves
8 Ke6 loss in 16 half-moves
9 Kc5 loss in 2 half-moves
10 Nc6 loss in 2 half-moves
11 Kc7 loss in 1 half-moves