What is in front of the building?
The tree is in front of the building.
     src        edge_attr  dst
0      0  to the right of   28
1      0   to the left of   18
2      0   to the left of   21
3      0  to the right of   13
4      0   to the left of   24
..   ...              ...  ...
194   34   to the left of   30
195   34   to the left of   29
196   34               of   23
197   34   to the left of   31
198   34   to the left of   33

[199 rows x 3 columns]