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

EGTB: win in 40 half-moves

# move score
1 Nb6 win in 39 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Nc7 draw
7 Kb8 loss in 18 half-moves