What color is the soap dispenser that is to the left of the person?
The soap dispenser is black.
    src        edge_attr  dst
0     0   to the left of   15
1     0  to the right of   18
2     0  to the right of   17
3     1   to the left of   15
4     1  to the right of   18
..  ...              ...  ...
78   18   to the left of    3
79   18   to the left of    4
80   18   to the left of    7
81   18   to the left of    9
82   18   to the left of   17

[83 rows x 3 columns]