What is the napkin dispenser made of?
The napkin dispenser is made of metal.
    src        edge_attr  dst
0     1   to the left of   22
1     2  to the right of    4
2     2  to the right of   13
3     3   to the left of   22
4     4          next to   22
..  ...              ...  ...
68   23               on   20
69   23  to the right of   13
70   23   to the left of    7
71   23  to the right of    4
72   24          serving   17

[73 rows x 3 columns]