What kind of food is not bright?
The food is fruits.
     src        edge_attr  dst
0      0   to the left of   35
1      0   to the left of   40
2      0   to the left of   10
3      0  to the right of   16
4      0  to the right of   13
..   ...              ...  ...
222   44   to the left of   17
223   44  to the right of   15
224   44  to the right of   40
225   44  to the right of   43
226   45   to the left of   38

[227 rows x 3 columns]