What kind of furniture is the book on?
The book is on the shelf.
    src        edge_attr  dst
0     0   to the left of    8
1     0   to the left of   19
2     0  to the right of    1
3     0   to the left of   13
4     0  to the right of   18
..  ...              ...  ...
91   18  to the right of    7
92   19        on top of    8
93   19  to the right of    6
94   19  to the right of    0
95   19               on    8

[96 rows x 3 columns]