Where is the ball?
The ball is in the park.
    src        edge_attr  dst
0     1  to the right of    9
1     1   to the left of    8
2     1   to the left of   19
3     2   to the left of   19
4     2  to the right of    9
..  ...              ...  ...
56   20  to the right of    8
57   21  to the right of    7
58   21  to the right of    5
59   21  to the right of   19
60   21  to the right of    8

[61 rows x 3 columns]