Which kind of vegetable is to the right of the knife?
The vegetable is a carrot.
    src        edge_attr  dst
0     0   to the left of    3
1     1   to the left of    2
2     2  to the right of    1
3     3  to the right of    0
4     3   to the left of    9
5     3   to the left of    4
6     4        on top of   11
7     4  to the right of    3
8     5        on top of   11
9     5   to the left of    9
10    6   to the left of    9
11    6        on top of   11
12    8        on top of    9
13    8  to the right of   10
14    9          contain    1
15    9          contain   10
16    9          contain    2
17    9             with    8
18    9        on top of   11
19    9  to the right of    3
20    9  to the right of    6
21    9  to the right of    5
22   10   to the left of    8