What is on the bush?
The berries are on the bush.
    src        edge_attr  dst
0     1   to the left of   25
1     1   to the left of    3
2     3  to the right of    1
3     5   to the left of   14
4     5   to the left of   13
5     5   to the left of   12
6     7  to the right of   17
7    11   to the left of   21
8    11  to the right of   24
9    12  to the right of    5
10   12   to the left of   14
11   12   to the left of   13
12   13  to the right of   12
13   13  to the right of    5
14   14  to the right of   12
15   14  to the right of    5
16   17   to the left of    7
17   17       perched on   18
18   20  to the right of   22
19   21  to the right of   24
20   21  to the right of   11
21   22               on   23
22   22   to the left of   20
23   24   to the left of   11
24   24   to the left of   21
25   25  to the right of    1