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

EGTB: win in 4 half-moves

# move score
1 Nb8 win in 3 half-moves
2 Nf8 loss in 18 half-moves
3 Kd5 loss in 10 half-moves
4 Kd6 loss in 8 half-moves
5 Ne5 loss in 8 half-moves
6 Kc7 loss in 6 half-moves
7 Nf6 loss in 4 half-moves
8 Kb5 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Nb6 loss in 2 half-moves
13 Nc5 loss in 2 half-moves