What's the coffee table made of?
The coffee table is made of glass.
    src        edge_attr  dst
0     0  to the right of    6
1     0  to the right of    5
2     0  to the right of    8
3     0  to the right of    7
4     1  to the right of    2
..  ...              ...  ...
76   20   to the left of   14
77   20   to the left of   17
78   20   to the left of    9
79   21  to the right of    1
80   21  to the right of   16

[81 rows x 3 columns]