Is the person to the right or to the left of the shelf that is to the left of the bear?
The person is to the left of the shelf.
    src        edge_attr  dst
0     0  to the right of   17
1     1   to the left of   20
2     1   to the left of   13
3     1   to the left of   23
4     1   to the left of   22
..  ...              ...  ...
80   23   to the left of   11
81   23  to the right of   18
82   24  to the right of    4
83   24  to the right of   21
84   24  to the right of   11

[85 rows x 3 columns]