Is there any lettuce in the picture?
Yes, there is lettuce.
    src        edge_attr  dst
0     0   to the left of    6
1     0  to the right of    1
2     0               by    6
3     1               on    4
4     1   to the left of    6
5     1   to the left of    0
6     1               in    4
7     4             with    1
8     4               on    2
9     4  to the right of    8
10    5  to the right of    8
11    6  to the right of    0
12    6           inside    4
13    6  to the right of    1
14    6               in    4
15    6       in between    5
16    7  to the right of    8
17    8   to the left of    4
18    8               on    2
19    8   to the left of    5
20    8   to the left of    9
21    8   to the left of    7
22    9  to the right of    8