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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb3 draw
3 Nb6 loss in 12 half-moves
4 Kb2 loss in 8 half-moves
5 Ka2 loss in 4 half-moves
6 Ka4 loss in 4 half-moves
7 Nc7 loss in 1 half-moves