Are there both helmets and bikes in the picture?
No, there is a helmet but no bikes.
    src        edge_attr  dst
0     0  to the right of   12
1     0  to the right of   16
2     0  to the right of   18
3     3  to the right of    8
4     3  to the right of   18
5     4   to the left of    9
6     4  to the right of   18
7     5  to the right of   18
8     7   to the left of   18
9     7   to the left of   15
10    7   to the left of   12
11    7   to the left of   17
12    7   to the left of   16
13    8   to the left of   12
14    8   to the left of   16
15    8   to the left of    3
16    8   to the left of   18
17    9  to the right of   18
18    9  to the right of    4
19   10   to the left of   18
20   11  to the right of   18
21   11  to the right of   16
22   12   to the left of    0
23   12  to the right of   18
24   12  to the right of    7
25   12  to the right of    8
26   12   to the left of   17
27   14  to the right of   18
28   15      standing in   19
29   15  to the right of    7
30   15  to the right of   18
31   15      in front of   18
32   16   to the left of   17
33   16  to the right of   18
34   16        on top of   15
35   16          wearing   12
36   16   to the left of    0
37   16   to the left of   11
38   16  to the right of    7
39   16  to the right of    8
40   16          wearing    5
41   17  to the right of    7
42   17  to the right of   18
43   17  to the right of   16
44   17  to the right of   12
45   18   to the left of    3
46   18   to the left of   15
47   18   to the left of    9
48   18  to the right of    8
49   18   to the left of   11
50   18   to the left of    4
51   18   to the left of   16
52   18   to the left of   17
53   18  to the right of    7
54   18   to the left of   14
55   18   to the left of    0
56   18   to the left of    5
57   18  to the right of   10
58   18           behind   15
59   18   to the left of   12