What is the color of the water hose on the left side?
The hose is black.
    src        edge_attr  dst
0     1   to the left of    8
1     1  to the right of    2
2     1  to the right of    9
3     1   to the left of    4
4     1  to the right of   15
..  ...              ...  ...
68   17   to the left of    4
69   17  to the right of   15
70   18   to the left of   16
71   18   to the left of   10
72   18   to the left of    1

[73 rows x 3 columns]