Is the curtain in the top or in the bottom part of the image?
The curtain is in the bottom of the image.
    src        edge_attr  dst
0     0           behind   18
1     0  to the right of   21
2     0   to the left of    3
3     0   to the left of    2
4     0  to the right of    5
..  ...              ...  ...
89   21  to the right of    8
90   21   to the left of   17
91   21   to the left of   15
92   21  to the right of   20
93   21   to the left of   18

[94 rows x 3 columns]