Which place is it?
It is a forest.
     src        edge_attr  dst
0      0   to the left of    5
1      1             near   18
2      1   to the left of    9
3      2               in   22
4      2   to the left of    7
..   ...              ...  ...
136   25  to the right of    3
137   25   to the left of   17
138   26  to the right of   13
139   26  to the right of   22
140   26  to the right of   17

[141 rows x 3 columns]