What is in front of the green vehicle?
The fence is in front of the minivan.
    src        edge_attr  dst
0     0   to the left of   11
1     0   to the left of   10
2     0  to the right of   17
3     0  to the right of    1
4     0   to the left of    9
..  ...              ...  ...
75   20  to the right of   21
76   21   to the left of   10
77   21   to the left of   11
78   21   to the left of   19
79   21   to the left of   20

[80 rows x 3 columns]