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 Kb7 draw
4 Nc6 draw
5 Nc8 draw
6 Ka5 loss in 48 half-moves
7 Nb5 loss in 42 half-moves