What device is to the right of the monitor?
The device is a camera.
    src        edge_attr  dst
0     2   to the left of   21
1     2   to the left of   17
2     2   to the left of    9
3     2   to the left of   16
4     2               on   14
..  ...              ...  ...
76   21  to the right of    2
77   21  to the right of    3
78   22  to the right of    4
79   22  to the right of   13
80   22  to the right of   16

[81 rows x 3 columns]