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

EGTB: win in 2 half-moves

# move score
1 Nb3 win in 1 half-moves
2 Kg6 loss in 2 half-moves
3 Kg7 loss in 2 half-moves
4 Kg8 loss in 2 half-moves
5 Kh6 loss in 2 half-moves
6 Kh8 loss in 2 half-moves
7 Nb7 loss in 2 half-moves
8 Nc6 loss in 2 half-moves
9 Nc4 loss in 1 half-moves