Is the color of the couch different than that of the ceiling?
Yes, the ceiling is red and the couch is black.
    src        edge_attr  dst
0     0  to the right of    2
1     0  to the right of   19
2     2   to the left of   16
3     2   to the left of   15
4     2   to the left of   17
..  ...              ...  ...
67   18  to the right of   10
68   19   to the left of   11
69   19   to the left of    0
70   19   to the left of   17
71   19  to the right of    9

[72 rows x 3 columns]