Who is wearing a helmet?
The boy is wearing a helmet.
    src        edge_attr  dst
0     0   to the left of   11
1     3   to the left of    6
2     4   to the left of   11
3     5          wearing   15
4     5   to the left of   10
5     6   to the left of   14
6     6  to the right of    3
7     6  to the right of    9
8     6  to the right of    8
9     6  to the right of   12
10    8   to the left of   11
11    8   to the left of    6
12    9   to the left of    6
13   10  to the right of    5
14   10  to the right of   15
15   11  to the right of    0
16   11  to the right of    8
17   11  to the right of    4
18   12   to the left of    6
19   14  to the right of    6
20   15   to the left of   10