Are there any skateboards on the street?
No, there is a car on the street.
    src        edge_attr  dst
0     0   to the left of   21
1     1   to the left of    2
2     2   to the left of   17
3     2  to the right of   14
4     2  to the right of    1
..  ...              ...  ...
83   21  to the right of    7
84   21  to the right of    0
85   21  to the right of   13
86   21  to the right of    9
87   21  to the right of   18

[88 rows x 3 columns]