What's in front of the building?
The tree is in front of the building.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of    4
2     0  to the right of   28
3     2             near    5
4     2             near    8
..  ...              ...  ...
94   31  to the right of   22
95   31  to the right of   18
96   31   to the left of   14
97   32  to the right of    3
98   32  to the right of   26

[99 rows x 3 columns]