What is in the bottle to the left of the dispenser?
The ketchup is in the bottle.
    src        edge_attr  dst
0     0               on    1
1     0  to the right of   23
2     0  to the right of   15
3     0  to the right of   21
4     0  to the right of   20
..  ...              ...  ...
84   23   to the left of    0
85   23  to the right of   10
86   24  to the right of    2
87   25  to the right of    3
88   25  to the right of    6

[89 rows x 3 columns]