Are there any cows?
Yes, there is a cow.
    src         edge_attr  dst
0     0  standing next to    1
1     0       in front of    5
2     0    to the left of    5
3     0   to the right of    1
4     0    to the left of    8
..  ...               ...  ...
82   18                in   14
83   18    to the left of   12
84   18    to the left of   10
85   18    to the left of   15
86   18    to the left of   16

[87 rows x 3 columns]