Is the happy man to the left or to the right of the young girl?
The man is to the left of the girl.
    src        edge_attr  dst
0     0   to the left of    2
1     1   to the left of   17
2     1  to the right of   11
3     1  to the right of    5
4     1   to the left of   16
..  ...              ...  ...
71   18  to the right of    5
72   18  to the right of   11
73   18   to the left of   17
74   18   to the left of    4
75   18   to the left of   16

[76 rows x 3 columns]