Is there either any fence or cow in this scene?
Yes, there is a cow.
     src        edge_attr  dst
0      0   to the left of   14
1      0  to the right of    2
2      0  to the right of   21
3      1   to the left of    9
4      1  to the right of    3
..   ...              ...  ...
101   23  to the right of    3
102   23   to the left of   15
103   24   to the left of   18
104   25   to the left of   19
105   25  to the right of    9

[106 rows x 3 columns]