What device is overhead?
The device is a screen.
    src        edge_attr  dst
0     0   to the left of   13
1     1          wearing    5
2     1          wearing   17
3     1          wearing    0
4     1          wearing    3
..  ...              ...  ...
58   21  to the right of   17
59   22          wearing   19
60   22  to the right of   10
61   22   to the left of   18
62   22   to the left of    2

[63 rows x 3 columns]