Do you see either a white window or door?
No, there is a door but it is brown.
     src        edge_attr  dst
0      0  to the right of   18
1      0   to the left of   16
2      0   to the left of   21
3      0  to the right of    5
4      0   to the left of    1
..   ...              ...  ...
163   25   to the left of    1
164   26  to the right of    4
165   26  to the right of    2
166   26  to the right of   22
167   26  to the right of   17

[168 rows x 3 columns]