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

EGTB: win in 4 half-moves

# move score
1 Nb3 win in 3 half-moves
2 Kf4 draw
3 Kg4 draw
4 Kg5 draw
5 Kg6 draw
6 Ke4 loss in 20 half-moves
7 Ke5 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Nb7 loss in 2 half-moves
11 Nc4 loss in 2 half-moves
12 Nc6 loss in 2 half-moves