Do you see black televisions or mobile phones?
No, there is a television but it is silver.
    src        edge_attr  dst
0     0   to the left of   16
1     0   to the left of   15
2     0   to the left of    1
3     0  to the right of    5
4     0   to the left of    2
..  ...              ...  ...
86   19  to the right of    5
87   19               on   13
88   20   to the left of   17
89   20   to the left of   10
90   20  to the right of    5

[91 rows x 3 columns]