What are the bananas on?
The bananas are on the hook.
   src        edge_attr  dst
0    0  to the right of    1
1    1               on    8
2    1  to the right of    9
3    1   to the left of    0
4    5               on    7
5    7  to the right of   11
6    9   to the left of    1
7   11   to the left of    7