Is the white cake to the left of a candle?
Yes, the cake is to the left of a candle.
    src        edge_attr  dst
0     0  to the right of   12
1     2   to the left of   13
2     2  to the right of    3
3     3   to the left of    2
4     3   to the left of   13
..  ...              ...  ...
66   18  to the right of   12
67   18  to the right of   11
68   18  to the right of    4
69   19   to the left of   13
70   20  to the right of    6

[71 rows x 3 columns]