Do you see either any black keyboards or mugs?
Yes, there is a black mug.
    src        edge_attr  dst
0     0   to the left of   11
1     1  to the right of    2
2     1  to the right of    6
3     1               of   15
4     2   to the left of    1
..  ...              ...  ...
79   21   to the left of    9
80   21   to the left of    5
81   21   to the left of    7
82   21   to the left of    3
83   21   to the left of    4

[84 rows x 3 columns]