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

EGTB: win in 2 half-moves

# move score
1 Nb5 win in 1 half-moves
2 Kb7 loss in 16 half-moves
3 Kb8 loss in 16 half-moves
4 Nc8 loss in 16 half-moves
5 Kc8 loss in 12 half-moves
6 Kb6 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Nc6 loss in 2 half-moves