The person to the right of the bottles is using what?
The woman is using a dispenser.
    src        edge_attr  dst
0     0   to the left of   13
1     0   to the left of    9
2     1  to the right of    5
3     1   to the left of    7
4     2   to the left of   13
..  ...              ...  ...
67   18  to the right of    4
68   19  to the right of    5
69   20   to the left of   13
70   20   to the left of    9
71   20  to the right of   15

[72 rows x 3 columns]