Is the woman in front of the people wearing a helmet?
Yes, the woman is wearing a helmet.
    src        edge_attr  dst
0     1           behind   11
1     2  to the right of    3
2     2  to the right of   10
3     3         covering   11
4     3  to the right of    9
5     3   to the left of    2
6     9   to the left of    3
7    10   to the left of    2
8    11          wearing    5
9    11          wearing    3
10   11          wearing    7
11   11          wearing   10
12   11      standing on    8
13   11      in front of    1
14   11       covered by    3
15   11          wearing    6