Do you see both lettuce and broccoli in the photo?
Yes, there are both lettuce and broccoli.
    src        edge_attr  dst
0     0        on top of    3
1     0               in    2
2     0   to the left of    7
3     1               in    2
4     1  to the right of   19
5     1   to the left of    4
6     2               on   16
7     3               in    2
8     4               in    2
9     4  to the right of    5
10    4  to the right of    1
11    5               in    2
12    5   to the left of    4
13    6  to the right of   17
14    6  to the right of    8
15    7  to the right of    0
16    8      topped with    9
17    8   to the left of    6
18    8   to the left of   11
19    8   to the left of   12
20    8   to the left of   10
21    8   to the left of   18
22    8               in   17
23    9   to the left of   10
24    9   to the left of   18
25    9               on    8
26    9               in   17
27    9   to the left of   11
28    9   to the left of   12
29   10  to the right of   17
30   10  to the right of    9
31   10  to the right of    8
32   11  to the right of    9
33   11  to the right of    8
34   11  to the right of   17
35   12  to the right of   17
36   12  to the right of    9
37   12  to the right of    8
38   14               on   16
39   15               in   14
40   17   to the left of    6
41   17   to the left of   10
42   17   to the left of   18
43   17   to the left of   11
44   17   to the left of   12
45   17               on   16
46   18               on   16
47   18  to the right of   17
48   18  to the right of    9
49   18  to the right of    8
50   19   to the left of    1
51   19               in    2