What's the street light on?
The light post is on the computer desk.
    src        edge_attr  dst
0     0               on   12
1     0  to the right of   12
2     1  to the right of   19
3     1               on   10
4     2  to the right of   18
..  ...              ...  ...
86   35   to the left of   17
87   35  to the right of   32
88   35  to the right of   20
89   35   to the left of   21
90   35  to the right of    8

[91 rows x 3 columns]