Is this a bed or a couch?
This is a couch.
    src        edge_attr  dst
0     0  to the right of   10
1     1  to the right of   11
2     1  to the right of   13
3     1  to the right of   23
4     1  to the right of   19
..  ...              ...  ...
76   22   to the left of    1
77   22   to the left of   18
78   22   to the left of   21
79   23   to the left of    7
80   23   to the left of    1

[81 rows x 3 columns]