Who is wearing the elbow pad?
The man is wearing an elbow pad.
    src       edge_attr  dst
0     0  to the left of   19
1     0  to the left of    6
2     0  to the left of    4
3     0  to the left of    7
4     0  to the left of    9
..  ...             ...  ...
72   21              in   14
73   21  to the left of   16
74   21  to the left of   13
75   21  to the left of   18
76   21  to the left of   20

[77 rows x 3 columns]