Are there either helmets or bicycles?
Yes, there is a helmet.
    src        edge_attr  dst
0     0   to the left of    5
1     0   to the left of    2
2     1   to the left of    7
3     1   to the left of    6
4     1   to the left of    5
5     2  to the right of    0
6     2  to the right of    8
7     3  to the right of    6
8     4   to the left of    5
9     5          wearing    7
10    5          wearing    3
11    5  to the right of    4
12    5  to the right of    1
13    5  to the right of    8
14    5  to the right of    0
15    6  to the right of    1
16    6  to the right of    8
17    6   to the left of    3
18    7  to the right of    8
19    7  to the right of    1
20    8          wearing    0
21    8   to the left of    6
22    8   to the left of    7
23    8   to the left of    5
24    8          wearing    1
25    8   to the left of    2