What is the piece of furniture that the window is behind of?
The piece of furniture is a couch.
    src        edge_attr  dst
0     0  to the right of    1
1     0  to the right of   12
2     0  to the right of   13
3     1               on    6
4     1  to the right of    8
..  ...              ...  ...
65   19  to the right of    4
66   19  to the right of   13
67   20  to the right of   18
68   20  to the right of   10
69   20  to the right of   17

[70 rows x 3 columns]