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