What is the vegetable to the right of the meat that is to the right of the carrot?
The vegetable is a potato.
    src        edge_attr  dst
0     0   to the left of   17
1     1  to the right of   17
2     1  to the right of    8
3     1   to the left of   10
4     1  to the right of   19
..  ...              ...  ...
69   19   to the left of    1
70   20  to the right of   12
71   20  to the right of    7
72   20  to the right of   17
73   20  to the right of    8

[74 rows x 3 columns]