What kind of food isn't purple?
The food is a pumpkin.
    src        edge_attr  dst
0     0  to the right of   13
1     0  to the right of    1
2     0  to the right of   21
3     1   to the left of    4
4     1   to the left of    0
..  ...              ...  ...
64   21   to the left of    4
65   21   to the left of    0
66   21  to the right of   13
67   22           beside   16
68   22   to the left of   16

[69 rows x 3 columns]