These curtains are on what?
The curtains are on the window.
     src        edge_attr  dst
0      0               on    1
1      0           beside   14
2      0   to the left of   14
3      0   to the left of   10
4      0   to the left of    8
..   ...              ...  ...
114   22   to the left of    3
115   22  to the right of    8
116   22               on   16
117   22  to the right of   10
118   22   to the left of   11

[119 rows x 3 columns]