What is located on top of the man?
The helmet is on top of the man.
    src        edge_attr  dst
0     0  to the right of   14
1     0   to the left of   15
2     0  to the right of   20
3     0  to the right of    3
4     1        on top of    8
..  ...              ...  ...
71   20  to the right of   10
72   20   to the left of   12
73   20   to the left of    0
74   20   to the left of    8
75   20   to the left of   14

[76 rows x 3 columns]