What is on the dog that is on the napkin?
The onions are on the dog.
    src        edge_attr  dst
0     0               on    8
1     1               on    2
2     1               on   12
3     1               on    8
4     2  to the right of    8
5     5             with   14
6     5  to the right of    8
7     7               on    8
8     8   to the left of    5
9     8   to the left of   14
10    8   to the left of    2
11    8   to the left of   15
12    9            below   12
13    9            under   12
14   12            above    9
15   13               of    6
16   14               on    1
17   14  to the right of    8
18   14               on    5
19   15  to the right of    8