How is the device to the right of the black device called?
The device is a screen.
    src        edge_attr  dst
0     1  to the right of   11
1     1  to the right of   18
2     1  to the right of   14
3     1  to the right of    2
4     1  to the right of    6
..  ...              ...  ...
69   18   to the left of   16
70   18  to the right of    6
71   19               on    9
72   19               on    0
73   19  to the right of    6

[74 rows x 3 columns]