Does the computer mouse to the left of the phone look black?
Yes, the mouse is black.
    src        edge_attr  dst
0     0   to the left of    6
1     3   to the left of   12
2     5   to the left of   11
3     5  to the right of    7
4     6  to the right of    0
5     7   to the left of   15
6     7   to the left of    5
7     8  to the right of   18
8     8  to the right of   14
9     9   to the left of   11
10   11  to the right of    5
11   11  to the right of    9
12   12  to the right of    3
13   14   to the left of    8
14   15  to the right of    7
15   18   to the left of    8