Are there either tennis balls or fences?
No, there are no tennis balls or fences.
     src        edge_attr  dst
0      0  to the right of    4
1      0  to the right of   24
2      1  to the right of    3
3      1  to the right of   18
4      1  to the right of   11
..   ...              ...  ...
151   27  to the right of   14
152   27  to the right of    9
153   27  to the right of   10
154   27  to the right of   16
155   27  to the right of    2

[156 rows x 3 columns]