Are the leaves green and short?
No, the leaves are green but long.
   src        edge_attr  dst
0    0            below    3
1    0  to the right of    7
2    0  to the right of    5
3    2   to the left of    3
4    3  to the right of    2
5    3  to the right of    7
6    5   to the left of    0
7    7   to the left of    0
8    7   to the left of    3