Is the tree behind the fence?
Yes, the tree is behind the fence.
     src        edge_attr  dst
0      0  to the right of   10
1      0  to the right of    6
2      0  to the right of   13
3      0  to the right of   18
4      0   to the left of   16
..   ...              ...  ...
102   20  to the right of    7
103   20   to the left of    3
104   21  to the right of   10
105   21  to the right of   18
106   21   to the left of    2

[107 rows x 3 columns]