What vegetables are on the dish?
The vegetables are onions.
    src        edge_attr  dst
0     0               on   11
1     0   to the left of    9
2     0   to the left of   14
3     0   to the left of   13
4     1  to the right of    6
5     2  to the right of   10
6     3   to the left of   14
7     3   to the left of   13
8     3               by    2
9     6  to the right of   10
10    6   to the left of    1
11    7               of    4
12    9  to the right of    0
13   10   to the left of    2
14   10   to the left of    6
15   11               of    6
16   12  to the right of   14
17   12  to the right of   13
18   13  to the right of    0
19   13  to the right of    3
20   13   to the left of   12
21   14  to the right of    0
22   14               on   11
23   14  to the right of    3
24   14   to the left of   12