Are there either any skateboards or helmets in this photo?
No, there are no helmets or skateboards.
    src        edge_attr  dst
0     0  to the right of   18
1     0  to the right of   13
2     0  to the right of    5
3     0   to the left of   10
4     1  to the right of   18
5     1  to the right of   12
6     1  to the right of    5
7     2   to the left of   20
8     2   to the left of   11
9     3  to the right of   12
10    4               on    9
11    4   to the left of   12
12    5   to the left of   13
13    5   to the left of    0
14    5  to the right of    9
15    5   to the left of    1
16    9   to the left of   20
17    9   to the left of    5
18   10  to the right of   13
19   10  to the right of    0
20   10  to the right of   18
21   10  to the right of   12
22   11   to the left of   20
23   11  to the right of    2
24   12   to the left of    1
25   12  to the right of    4
26   12   to the left of   10
27   12   to the left of    3
28   12   to the left of   15
29   13  to the right of    5
30   13   to the left of    0
31   13   to the left of   10
32   13  to the right of   18
33   14   to the left of   16
34   14   to the left of   17
35   15  to the right of   12
36   16   to the left of   17
37   16  to the right of   14
38   17  to the right of   14
39   17  to the right of   16
40   18   to the left of   10
41   18   to the left of    0
42   18   to the left of    1
43   18   to the left of   13
44   20  to the right of   11
45   20  to the right of    2
46   20  to the right of    9