Is the truck to the right or to the left of the person who is standing beside the plane?
The truck is to the right of the person.
    src        edge_attr  dst
0     1             near   12
1     1             near    4
2     1  to the right of    5
3     1  to the right of   13
4     1   to the left of    6
..  ...              ...  ...
64   16  to the right of    4
65   16  to the right of   11
66   18  to the right of    4
67   19   to the left of   12
68   19   to the left of   10

[69 rows x 3 columns]