Are there both a door and a window?
Yes, there are both a door and a window.
     src        edge_attr  dst
0      0  lying on top of   20
1      0  to the right of   17
2      0  to the right of   19
3      0  to the right of   10
4      1  to the right of   16
..   ...              ...  ...
110   19   to the left of    6
111   19   to the left of   18
112   19   to the left of   12
113   19   to the left of   11
114   20  to the right of    9

[115 rows x 3 columns]