Is the cart to the left or to the right of the person that is wearing jeans?
The cart is to the left of the man.
    src        edge_attr  dst
0     0   to the left of    8
1     0   to the left of    7
2     0  to the right of   17
3     0   to the left of   11
4     0   to the left of    3
..  ...              ...  ...
69   19   to the left of    8
70   19   to the left of    9
71   21  to the right of   19
72   22               on   21
73   23  to the right of    1

[74 rows x 3 columns]