What animal is watching the animal in the grass?
The cows are watching the dog.
    src        edge_attr  dst
0     1  to the right of    4
1     1   to the left of    6
2     1  to the right of    5
3     2  to the right of    5
4     2   to the left of    6
..  ...              ...  ...
69   13               by    8
70   13       looking at   11
71   13       looking at   12
72   13       looking at    9
73   13       looking at   10

[74 rows x 3 columns]