Are there either books or sofas?
Yes, there is a sofa.
     src        edge_attr  dst
0      0  to the right of    2
1      0   to the left of   23
2      1  to the right of   19
3      1             with   21
4      1  to the right of   12
..   ...              ...  ...
104   23   to the left of    7
105   23  to the right of    0
106   23  to the right of   15
107   23   to the left of   19
108   23   to the left of    8

[109 rows x 3 columns]