Who is drinking?
The boy is drinking.
    src        edge_attr  dst
0     0   to the left of    7
1     0   to the left of    3
2     0   to the left of   23
3     2   to the left of    3
4     2  to the right of    5
..  ...              ...  ...
89   24  to the right of   16
90   24  to the right of    3
91   25  to the right of   16
92   25  to the right of   13
93   25               of   24

[94 rows x 3 columns]