Who is sitting on the couch?
The boy is sitting on the couch.
    src        edge_attr  dst
0     0   to the left of   10
1     0   to the left of    8
2     0   to the left of   20
3     0   to the left of    4
4     0   to the left of    7
..  ...              ...  ...
74   23   to the left of    8
75   24   to the left of   19
76   24  to the right of   17
77   26   to the left of   18
78   26   to the left of    9

[79 rows x 3 columns]