Is there a truck to the left of the taxi?
Yes, there is a truck to the left of the taxi.
    src        edge_attr  dst
0     0   to the left of    7
1     1   to the left of    9
2     1   to the left of   11
3     2             near    7
4     2   to the left of   12
..  ...              ...  ...
82   18  to the right of    3
83   18  to the right of   17
84   18   to the left of   12
85   18  to the right of   15
86   18     driving down   14

[87 rows x 3 columns]