Is it an indoors or outdoors scene?
It is indoors.
    src        edge_attr  dst
0     0  to the right of    9
1     0   to the left of   18
2     0   to the left of   11
3     0  to the right of    5
4     0  to the right of    4
..  ...              ...  ...
70   18  to the right of    2
71   18  to the right of    0
72   19  to the right of    2
73   20  to the right of   18
74   20               on   11

[75 rows x 3 columns]