Who is wearing the helmet?
The man is wearing a helmet.
    src        edge_attr  dst
0     0   to the left of   11
1     0   to the left of    9
2     0   to the left of   17
3     0   to the left of   19
4     1   to the left of   20
..  ...              ...  ...
73   20   to the left of   13
74   20  to the right of    1
75   20  to the right of   12
76   20          wearing    2
77   20               on   16

[78 rows x 3 columns]