What do you think is the butter on?
The butter is on the dish.
    src        edge_attr  dst
0     0               on    7
1     0  to the right of   13
2     0   to the left of   15
3     1  to the right of    8
4     1  to the right of   16
..  ...              ...  ...
69   17               on    9
70   17  to the right of   15
71   18               on    7
72   18   to the left of   11
73   18  to the right of   14

[74 rows x 3 columns]