What's on the table?
The glass is on the table.
    src        edge_attr  dst
0     0   to the left of    4
1     0   to the left of    3
2     0   to the left of   12
3     0  to the right of   17
4     0  to the right of   16
..  ...              ...  ...
92   17   to the left of    1
93   17  to the right of    7
94   18   to the left of    9
95   18   to the left of    1
96   18   to the left of    0

[97 rows x 3 columns]