What kind of vegetable is on the left of the onion?
The vegetable is a carrot.
    src        edge_attr  dst
0     0  to the right of   11
1     0               on    4
2     0  to the right of    4
3     0  to the right of    8
4     0  to the right of   18
5     1   to the left of    9
6     2   to the left of   12
7     2   to the left of    9
8     2   to the left of   19
9     2  to the right of   13
10    3  to the right of   18
11    3   to the left of   19
12    3   to the left of    9
13    4   to the left of   10
14    4   to the left of    0
15    4   to the left of   11
16    5  to the right of   18
17    5   to the left of    9
18    6   to the left of    9
19    7  to the right of    8
20    8   to the left of    7
21    8   to the left of    0
22    8   to the left of   15
23    9  to the right of    1
24    9  to the right of   19
25    9  to the right of   12
26    9  to the right of    3
27    9  to the right of    2
28    9  to the right of    5
29    9  to the right of    6
30   10  to the right of    4
31   11  to the right of    4
32   11   to the left of    0
33   12   to the left of   19
34   12  to the right of    2
35   12   to the left of    9
36   13   to the left of    2
37   13   to the left of   14
38   14  to the right of   13
39   15               on    7
40   15  to the right of   18
41   15  to the right of    8
42   16               on   14
43   18   to the left of    0
44   18   to the left of    3
45   18   to the left of   15
46   18   to the left of    5
47   19  to the right of    2
48   19   to the left of    9
49   19  to the right of    3
50   19  to the right of   12