Are there any elephants?
Yes, there is an elephant.
    src        edge_attr  dst
0     1  to the right of    3
1     1  to the right of   16
2     1  to the right of   12
3     1  to the right of    6
4     1  to the right of    5
..  ...              ...  ...
91   17   to the left of    9
92   17   to the left of   16
93   17   to the left of   11
94   17   to the left of   12
95   17   to the left of   14

[96 rows x 3 columns]