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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Kb7 loss in 10 half-moves
3 Kb6 loss in 8 half-moves
4 Ka6 loss in 4 half-moves
5 Ka8 loss in 4 half-moves
6 Nb1 loss in 2 half-moves
7 Nb5 loss in 2 half-moves
8 Nc2 loss in 2 half-moves
9 Nc4 loss in 2 half-moves