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 draw
3 Ne7 draw
4 Nf6 draw
5 Nh6 draw
6 Kb7 loss in 2 half-moves
7 Ka7 loss in 1 half-moves
8 Kb6 loss in 1 half-moves