What is the item of furniture to the left of the shelf called?
The piece of furniture is a bed.
    src        edge_attr  dst
0     0               on   12
1     0   to the left of    8
2     0   to the left of    4
3     0   to the left of   16
4     0   to the left of   11
..  ...              ...  ...
70   19               by   18
71   19  to the right of    1
72   19   to the left of   21
73   21  to the right of    1
74   21  to the right of   19

[75 rows x 3 columns]