What is on the wall?
The outlet is on the wall.
     src        edge_attr  dst
0      0   to the left of   25
1      0  to the right of   28
2      0  to the right of    4
3      0  to the right of    1
4      0   to the left of   20
..   ...              ...  ...
118   28   to the left of   20
119   28   to the left of   16
120   29  to the right of   15
121   29   to the left of    5
122   29   to the left of   26

[123 rows x 3 columns]