Is there a cow to the right of the fence?
No, there is a worker to the right of the fence.
    src        edge_attr  dst
0     0  to the right of    6
1     0  to the right of    2
2     0   to the left of    7
3     1   to the left of    7
4     1  to the right of    6
..  ...              ...  ...
83   23  to the right of   12
84   23  to the right of   20
85   23   to the left of   21
86   23   to the left of   22
87   24   to the left of    3

[88 rows x 3 columns]