Which material makes up the container that is to the right of the other container?
The container is made of glass.
    src        edge_attr  dst
0     0  to the right of   18
1     0   to the left of   26
2     0   to the left of   25
3     0   to the left of    7
4     0  to the right of   19
..  ...              ...  ...
86   26   to the left of   23
87   26   to the left of   20
88   27   to the left of   23
89   27  to the right of    4
90   27  to the right of    0

[91 rows x 3 columns]