What animals are standing next to the tree?
The animals are giraffes.
     src        edge_attr  dst
0      0  to the right of   10
1      0  to the right of    9
2      0  to the right of   14
3      0  to the right of    4
4      0  to the right of    2
..   ...              ...  ...
125   22   to the left of    5
126   22   to the left of    1
127   22   to the left of   13
128   22   to the left of   19
129   22  to the right of   16

[130 rows x 3 columns]