Are the curtains to the right of a picture?
No, the curtains are to the right of a chair.
    src        edge_attr  dst
0     0               at   22
1     0   to the left of   21
2     0   to the left of   19
3     0  to the right of    4
4     0   to the left of   13
..  ...              ...  ...
86   21  to the right of   18
87   21   to the left of    6
88   21  to the right of    4
89   21  to the right of    0
90   21   to the left of    1

[91 rows x 3 columns]