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 Kd8 draw
3 Ke6 draw
4 Ke7 draw
5 Nc8 draw
6 Ne8 draw
7 Kc8 loss in 10 half-moves
8 Ke8 loss in 4 half-moves
9 Kc6 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Nb5 loss in 2 half-moves
12 Nc4 loss in 2 half-moves
13 Ne4 loss in 2 half-moves
14 Nf5 loss in 2 half-moves
15 Nf7 loss in 2 half-moves