Do you see any screens or computers?
No, there are no computers or screens.
     src        edge_attr  dst
0      0   to the left of   13
1      0  to the right of   12
2      0   to the left of   16
3      0   to the left of    3
4      0  to the right of    8
..   ...              ...  ...
121   22  to the right of   10
122   22  to the right of    9
123   22  to the right of    1
124   23   to the left of   14
125   23   to the left of    3

[126 rows x 3 columns]