Is there either a helmet or a ball in the scene?
Yes, there is a helmet.
    src        edge_attr  dst
0     0          wearing    9
1     0   to the left of   16
2     0   to the left of    6
3     0  to the right of    3
4     0          wearing    1
5     1   to the left of   16
6     1  to the right of    3
7     1   to the left of    6
8     1   to the left of    9
9     2  to the right of    3
10    2   to the left of    9
11    2   to the left of   16
12    2   to the left of    6
13    3   to the left of    0
14    3   to the left of    1
15    3   to the left of    8
16    3   to the left of   11
17    3   to the left of    7
18    3   to the left of    6
19    3   to the left of   16
20    3   to the left of    9
21    3   to the left of    2
22    5  to the right of   10
23    6  to the right of    3
24    6  to the right of    9
25    6  to the right of    1
26    6  to the right of    2
27    6  to the right of    0
28    7  to the right of    3
29    8  to the right of    3
30    9  to the right of    1
31    9  to the right of    3
32    9  to the right of    2
33    9   to the left of   16
34    9   to the left of    6
35   10   to the left of   12
36   10   to the left of    5
37   10   to the left of   16
38   11  to the right of    3
39   11   to the left of   16
40   12  to the right of   10
41   16  to the right of   11
42   16  to the right of    3
43   16  to the right of    2
44   16  to the right of   10
45   16  to the right of    1
46   16  to the right of    0
47   16  to the right of    9