Do you see trucks in the parking lot?
No, there is a helicopter in the parking lot.
    src        edge_attr  dst
0     0               of   17
1     0   to the left of   18
2     0   to the left of    1
3     0   to the left of   19
4     0  to the right of   14
..  ...              ...  ...
71   18  to the right of    1
72   19  to the right of    0
73   19  to the right of   17
74   19  to the right of    1
75   19  to the right of    7

[76 rows x 3 columns]