Are there both computers and screens in the picture?
Yes, there are both a computer and a screen.
    src        edge_attr  dst
0     0   to the left of    2
1     0   to the left of   13
2     0   to the left of    5
3     1   to the left of   14
4     1   to the left of    6
..  ...              ...  ...
56   15  to the right of    2
57   15  to the right of   11
58   16  to the right of    7
59   16  to the right of    2
60   16  to the right of   11

[61 rows x 3 columns]