Is this a beach or a park?
It is a park.
     src        edge_attr  dst
0      1   to the left of   12
1      1   to the left of    4
2      1   to the left of   15
3      2   to the left of   22
4      3  to the right of   15
..   ...              ...  ...
103   23   to the left of   12
104   23   to the left of    4
105   23   to the left of   14
106   23   to the left of   22
107   23   to the left of   15

[108 rows x 3 columns]