What are the leaves on?
The leaves are on the palm.
     src        edge_attr  dst
0      0  to the right of   12
1      0   to the left of   11
2      0  to the right of    4
3      0   to the left of   26
4      0  to the right of    7
..   ...              ...  ...
173   26   to the left of   10
174   26  to the right of   11
175   26   to the left of    5
176   26   to the left of   17
177   26  to the right of   13

[178 rows x 3 columns]