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 Kb1 draw
3 Nc7 draw
4 Kc2 loss in 6 half-moves
5 Kd1 loss in 6 half-moves
6 Kd2 loss in 6 half-moves
7 Kb2 loss in 1 half-moves