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 Ka5 win in 5 half-moves
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Nb7 draw
7 Nc6 draw
8 Ne6 loss in 2 half-moves
9 Nf7 loss in 2 half-moves