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

EGTB: win in 2 half-moves

# move score
1 Nb3 win in 1 half-moves
2 Ka7 draw
3 Nb7 draw
4 Nc6 draw
5 Kb7 loss in 10 half-moves
6 Ka6 loss in 6 half-moves
7 Kb5 loss in 6 half-moves
8 Kc5 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Nc4 loss in 2 half-moves