What are the chairs made of?
The chairs are made of wood.
    src        edge_attr  dst
0     0               on   10
1     1   to the left of    3
2     1  to the right of    9
3     3               on   10
4     3  to the right of    4
..  ...              ...  ...
68   23  to the right of    9
69   23   to the left of   11
70   23   to the left of    3
71   25  to the right of    9
72   25   to the left of   18

[73 rows x 3 columns]