What is the building to the left of the cigarette made of?
The tower is made of metal.
     src        edge_attr  dst
0      0  to the right of   20
1      0   to the left of    1
2      0  to the right of   11
3      0   to the left of    5
4      1  to the right of    0
..   ...              ...  ...
124   23   to the left of    1
125   23  to the right of   11
126   23  to the right of   20
127   23   to the left of    5
128   23   to the left of    6

[129 rows x 3 columns]