What is the vegetable on the plate?
The vegetable is an olive.
    src        edge_attr  dst
0     0  to the right of    5
1     0               on    4
2     0  to the right of    6
3     0  to the right of    9
4     1   to the left of    3
5     3               on    8
6     3  to the right of    1
7     3               on    2
8     4               on   10
9     5               on    4
10    5   to the left of    0
11    6   to the left of    0
12    6               on    4
13    7               on    4
14    9   to the left of    0