Are there any black fences or pillows?
Yes, there are black pillows.
     src        edge_attr  dst
0      0   to the left of   12
1      0   to the left of    9
2      0   to the left of   18
3      0  to the right of   14
4      0  to the right of   21
..   ...              ...  ...
123   25  to the right of   16
124   25   to the left of    2
125   26  to the right of    5
126   26   to the left of   22
127   26   to the left of   12

[128 rows x 3 columns]