Is the blue bus to the right or to the left of the person that is standing on the street?
The bus is to the left of the person.
    src        edge_attr  dst
0     0        on top of    9
1     0   to the left of   17
2     0   to the left of   16
3     0   to the left of   10
4     0   to the left of    7
..  ...              ...  ...
73   22  to the right of   17
74   22  to the right of   10
75   22  to the right of    7
76   23   to the left of    2
77   24   to the left of    2

[78 rows x 3 columns]