Is the silver helmet on the left?
Yes, the helmet is on the left of the image.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of    2
2     1  to the right of    2
3     2  to the right of    0
4     2   to the left of    4
5     2   to the left of    1
6     2   to the left of    6
7     3   to the left of    6
8     3   to the left of    4
9     3  to the right of    8
10    3  to the right of    0
11    4  to the right of    2
12    4  to the right of    3
13    4  to the right of    8
14    5          wearing    0
15    5          wearing    1
16    5        riding on    4
17    6  to the right of    8
18    6  to the right of    3
19    6  to the right of    2
20    7               of    8
21    8   to the left of    3
22    8   to the left of    4
23    8   to the left of    6