What type of vegetable is on top of the green vegetables?
The vegetable is a pepper.
    src       edge_attr  dst
0     0              on   10
1     1  to the left of    6
2     1           above    3
3     2  to the left of    6
4     3  to the left of   19
..  ...             ...  ...
56   20  to the left of    6
57   20  to the left of    8
58   20              of   15
59   20  to the left of    4
60   21              in   18

[61 rows x 3 columns]