What is the lamp on?
The lamp is on the pole.
     src        edge_attr  dst
0      0               on   20
1      0   to the left of   13
2      0  to the right of   12
3      0  to the right of   21
4      0  to the right of   20
..   ...              ...  ...
102   24   to the left of    4
103   27   to the left of   12
104   27  to the right of    3
105   27   to the left of   21
106   28  to the right of   12

[107 rows x 3 columns]