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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Ka2 draw
3 Kb3 draw
4 Nb6 draw
5 Nb2 loss in 14 half-moves
6 Kb4 loss in 6 half-moves
7 Nc3 loss in 2 half-moves
8 Nc5 loss in 2 half-moves