Is the cake to the right or to the left of the cup that is filled with liquid?
The cake is to the left of the cup.
    src        edge_attr  dst
0     2   to the left of   20
1     2   to the left of   18
2     2   to the left of   17
3     2   to the left of    7
4     2   to the left of    3
..  ...              ...  ...
88   25   to the left of   17
89   25  to the right of   15
90   25   to the left of   19
91   25   to the left of   20
92   25   to the left of   18

[93 rows x 3 columns]