Is the purple vegetable to the right of the fork on the left of the image?
Yes, the lettuce is to the right of the fork.
    src        edge_attr  dst
0     0               on    1
1     0   to the left of   13
2     2  to the right of   12
3     3   to the left of   11
4     3  to the right of   10
5     3   to the left of    6
6     4               on    1
7     5   to the left of    7
8     6  to the right of   12
9     6  to the right of    3
10    6   to the left of   11
11    6  to the right of   10
12    7  to the right of    5
13    8   to the left of   13
14   10   to the left of    3
15   10   to the left of    6
16   10             with    9
17   11  to the right of    3
18   11  to the right of    6
19   11  to the right of   12
20   11             with    2
21   12   to the left of    2
22   12   to the left of    6
23   12               of   10
24   12   to the left of   11
25   13  to the right of    8
26   13  to the right of    0