What is the name of the food to the left of the vegetables?
The food is meat.
    src        edge_attr  dst
0     0   to the left of    5
1     0  to the right of    1
2     0   to the left of    6
3     1   to the left of    0
4     2  to the right of   12
5     3   to the left of    4
6     4  to the right of    3
7     5  to the right of    0
8     5               on    7
9     6  to the right of    0
10    8   to the left of   11
11    8  to the right of   12
12   10          holding   12
13   10          wearing   13
14   11  to the right of    8
15   12   to the left of    2
16   12   to the left of    8