Is the house to the left of a donkey?
No, the house is to the left of the cow.
    src        edge_attr  dst
0     0   to the left of   11
1     0   to the left of   17
2     0  to the right of    1
3     0  to the right of    3
4     1   to the left of    0
..  ...              ...  ...
70   19   to the left of   10
71   19   to the left of    9
72   19   to the left of    4
73   19  to the right of   17
74   19  to the right of   11

[75 rows x 3 columns]