Who is wearing the helmet?
The boy is wearing a helmet.
     src        edge_attr  dst
0      0  to the right of    5
1      0   to the left of    4
2      0  to the right of    6
3      1           behind   11
4      2  to the right of   17
..   ...              ...  ...
130   28   to the left of   23
131   28  to the right of    9
132   28  to the right of   16
133   28  to the right of   22
134   28   to the left of   26

[135 rows x 3 columns]