Which kind of fruit is on the vine?
The fruits are grapes.
    src        edge_attr  dst
0     0   to the left of    9
1     0  to the right of   19
2     0  to the right of   15
3     1   to the left of   11
4     1  to the right of   14
..  ...              ...  ...
67   18   to the left of    8
68   18  to the right of   14
69   19   to the left of    6
70   19   to the left of    0
71   19   to the left of   15

[72 rows x 3 columns]