What kind of vehicle is to the left of the person the worker is to the right of?
The vehicle is a wagon.
    src        edge_attr  dst
0     0  to the right of   10
1     1               of    5
2     1   to the left of   20
3     1  to the right of   10
4     1   to the left of   11
..  ...              ...  ...
60   20  to the right of    2
61   20  to the right of    3
62   20  to the right of    8
63   20  to the right of   17
64   20  to the right of    1

[65 rows x 3 columns]