Which kind of food is to the left of the celery?
The food is an egg.
     src        edge_attr  dst
0      0  to the right of    9
1      0  to the right of   15
2      0  to the right of   14
3      0  to the right of    4
4      0  to the right of    7
..   ...              ...  ...
148   27   to the left of   22
149   28   to the left of   19
150   28   to the left of   24
151   29   to the left of   19
152   29   to the left of   24

[153 rows x 3 columns]