Do you see any elephants?
Yes, there is an elephant.
    src        edge_attr  dst
0     1  to the right of    4
1     2  to the right of   21
2     3   to the left of   13
3     3   to the left of   12
4     3               in    1
..  ...              ...  ...
68   20  to the right of   18
69   21  to the right of   20
70   21  to the right of   19
71   21  to the right of   18
72   21   to the left of    2

[73 rows x 3 columns]