Does the hard helmet have blue color?
Yes, the helmet is blue.
    src        edge_attr  dst
0     0  to the right of   14
1     0  to the right of    8
2     0  to the right of   12
3     0  to the right of   11
4     2  to the right of   21
..  ...              ...  ...
74   21          wearing   15
75   21   to the left of    2
76   21   to the left of    8
77   21   to the left of   11
78   21   to the left of   12

[79 rows x 3 columns]