Are there any helmets to the right of the person that is wearing a hat?
No, there is a desk to the right of the person.
    src        edge_attr  dst
0     0  to the right of   12
1     0   to the left of   22
2     0  to the right of   13
3     0             near    8
4     0  to the right of   28
..  ...              ...  ...
88   27   to the left of   13
89   28   to the left of    0
90   28  to the right of   14
91   29  to the right of   15
92   29  to the right of    4

[93 rows x 3 columns]