Is the onion on the left or on the right?
The onion is on the left of the image.
    src        edge_attr  dst
0     2  to the right of    9
1     3   to the left of    6
2     6  to the right of    3
3     7   to the left of    9
4     8               on    7
5     8   to the left of   10
6     9  to the right of   12
7     9  to the right of   14
8     9  to the right of   10
9     9   to the left of    2
10    9  to the right of   15
11    9  to the right of    7
12    9  to the right of   13
13   10               on    7
14   10  to the right of   11
15   10  to the right of    8
16   10   to the left of    9
17   11   to the left of   10
18   12               on    7
19   12   to the left of    9
20   13               on    7
21   13   to the left of    9
22   13  to the right of   15
23   14               on    7
24   14   to the left of    9
25   14  to the right of   15
26   15               on    7
27   15   to the left of    9
28   15   to the left of   14
29   15   to the left of   13