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 Ka6 draw
3 Kb6 draw
4 Kc6 draw
5 Kc7 draw
6 Nc6 draw
7 Nc8 draw
8 Kb8 loss in 4 half-moves
9 Ka8 loss in 1 half-moves
10 Kc8 loss in 1 half-moves