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

EGTB: win in 4 half-moves

# move score
1 Nb7 win in 3 half-moves
2 Ke6 draw
3 Nc8 draw
4 Nf7 draw
5 Kd7 loss in 12 half-moves
6 Kd8 loss in 12 half-moves
7 Kf7 loss in 10 half-moves
8 Ne8 loss in 10 half-moves
9 Ke8 loss in 4 half-moves
10 Kf8 loss in 4 half-moves
11 Kf6 loss in 2 half-moves
12 Nb5 loss in 2 half-moves
13 Nc4 loss in 2 half-moves
14 Ne4 loss in 2 half-moves
15 Nf5 loss in 2 half-moves