Are there any printers or mobile phones?
No, there are no mobile phones or printers.
    src        edge_attr  dst
0     0  to the right of   22
1     0  to the right of   21
2     0  to the right of    6
3     0  to the right of    5
4     0  to the right of    9
..  ...              ...  ...
89   21               on   22
90   21  to the right of    7
91   21   to the left of    0
92   22  to the right of    7
93   22   to the left of    0

[94 rows x 3 columns]