Is there a helmet that is not white?
No, there is a helmet but it is white.
    src        edge_attr  dst
0     0   to the left of   11
1     1               of    9
2     2               of   10
3     3  to the right of    9
4     3  to the right of    8
5     4   to the left of   10
6     7   to the left of   11
7     8   to the left of   10
8     8   to the left of    3
9     9          wearing    4
10    9          wearing    5
11    9   to the left of    3
12    9   to the left of   10
13   10  to the right of    9
14   10  to the right of    8
15   10          wearing    3
16   10  to the right of    4
17   11  to the right of    7
18   11  to the right of    0