What is the bag on the bench that is on the sidewalk?
The bag is a backpack.
     src        edge_attr  dst
0      1               on   11
1      1   to the left of    3
2      1   to the left of   14
3      2   to the left of   22
4      2  to the right of   20
..   ...              ...  ...
115   23  to the right of   21
116   23  to the right of   18
117   23  to the right of   19
118   23   to the left of   13
119   23   to the left of   14

[120 rows x 3 columns]