Are there any buses or mirrors?
No, there are no buses or mirrors.
     src        edge_attr  dst
0      0   to the left of    3
1      0   to the left of    8
2      0   to the left of   14
3      0  to the right of    2
4      0   to the left of    5
..   ...              ...  ...
105   20  to the right of   19
106   20  to the right of    8
107   20   to the left of   18
108   20   to the left of   10
109   20  to the right of    3

[110 rows x 3 columns]