What is on the water outlet?
The chain is on the electrical outlet.
    src        edge_attr  dst
0     0   to the left of    7
1     0   to the left of    9
2     0   to the left of    8
3     0   to the left of    2
4     0   to the left of    6
..  ...              ...  ...
61   30  to the right of   26
62   30  to the right of   15
63   30   to the left of   16
64   30  to the right of   19
65   30               in   25

[66 rows x 3 columns]