What vegetables are above the bananas that the food is to the left of?
The vegetables are peppers.
    src        edge_attr  dst
0     0               on    3
1     1   to the left of    4
2     2             with   16
3     3  to the right of    6
4     4   to the left of   12
5     4   to the left of   18
6     4  to the right of   13
7     4  to the right of    1
8     5   to the left of    6
9     5  to the right of    9
10    6            below   14
11    6   to the left of    3
12    6  to the right of    5
13    6            below   11
14    7   to the left of    8
15    8  to the right of   12
16    8  to the right of    7
17    9   to the left of    5
18   10   to the left of   11
19   10               of   14
20   10  to the right of   13
21   10   to the left of   18
22   11            above    6
23   11  to the right of   10
24   12   to the left of    8
25   12  to the right of    4
26   13   to the left of   10
27   13   to the left of    4
28   14   to the left of   18
29   14            above    6
30   17               of   16
31   17          holding   14
32   18  to the right of   10
33   18               of    9
34   18               of   14
35   18  to the right of    4
36   18  to the right of   14