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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Ka5 draw
4 Nc6 draw
5 Nc8 draw
6 Nb5 loss in 62 half-moves
7 Kb7 loss in 2 half-moves