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

EGTB: win in 4 half-moves

# move score
1 Nb4 win in 3 half-moves
2 Kb7 draw
3 Kc7 draw
4 Ka7 loss in 10 half-moves
5 Ka8 loss in 6 half-moves
6 Kc8 loss in 6 half-moves
7 Nc5 loss in 2 half-moves
8 Nc7 loss in 2 half-moves