What is in front of the building?
The tree is in front of the building.
    src        edge_attr  dst
0     0           behind   14
1     1  to the right of   13
2     2  to the right of   14
3     2  to the right of    3
4     2  to the right of   13
..  ...              ...  ...
63   16   to the left of    8
64   16   to the left of   10
65   16   to the left of    2
66   16   to the left of   12
67   16   to the left of   11

[68 rows x 3 columns]