How big is the table?
The table is small.
    src        edge_attr  dst
0     0  to the right of    7
1     0  to the right of    6
2     1  to the right of    2
3     1  to the right of   17
4     1  to the right of   18
..  ...              ...  ...
73   21   to the left of   22
74   21   to the left of   24
75   22  to the right of   21
76   22   to the left of   15
77   24  to the right of   21

[78 rows x 3 columns]