Are there buses or fences in the picture?
Yes, there is a bus.
    src        edge_attr  dst
0     0  to the right of    2
1     0   to the left of   17
2     1   to the left of   12
3     1   to the left of   14
4     1  to the right of   15
..  ...              ...  ...
59   16   to the left of    4
60   17  to the right of    5
61   17  to the right of    4
62   17  to the right of    3
63   17  to the right of    0

[64 rows x 3 columns]