What is the man to the left of the mother wearing?
The man is wearing headphones.
    src        edge_attr  dst
0     1   to the left of   13
1     1  to the right of    9
2     1  to the right of   16
3     1   to the left of   14
4     2  to the right of   11
..  ...              ...  ...
73   16   to the left of    8
74   16   to the left of    2
75   16   to the left of    1
76   16          wearing   15
77   17          wearing   18

[78 rows x 3 columns]