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

EGTB: win in 4 half-moves

# move score
1 Nb5 win in 3 half-moves
2 Kg4 loss in 4 half-moves
3 Kh4 loss in 4 half-moves
4 Kh5 loss in 4 half-moves
5 Kf4 loss in 2 half-moves
6 Kf5 loss in 2 half-moves
7 Kg6 loss in 2 half-moves
8 Kh6 loss in 2 half-moves
9 Nb1 loss in 2 half-moves
10 Nc2 loss in 2 half-moves
11 Nc4 loss in 2 half-moves
12 Kf6 loss in 1 half-moves