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

EGTB: win in 12 half-moves

# move score
1 Nb6 win in 11 half-moves
2 Kb4 loss in 12 half-moves
3 Kb2 loss in 6 half-moves
4 Kb3 loss in 6 half-moves
5 Kc2 loss in 4 half-moves
6 Kc4 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Nc7 loss in 2 half-moves