Are there either any black TVs or phones?
No, there is a phone but it is red.
    src        edge_attr  dst
0     0   to the left of    6
1     0  to the right of   16
2     0  to the right of   15
3     2  to the right of    3
4     3   to the left of    2
5     3   to the left of   13
6     3   to the left of    9
7     3   to the left of    7
8     3   to the left of   11
9     5  to the right of   16
10    5  to the right of   12
11    5               in    0
12    5   to the left of    6
13    6  to the right of    0
14    6  to the right of    5
15    6   to the left of   10
16    6  to the right of   12
17    7  to the right of    3
18    8   to the left of   13
19    8   to the left of    9
20    8               on   14
21    9  to the right of    8
22    9  to the right of    3
23   10  to the right of    6
24   11  to the right of    3
25   11        on top of    9
26   12  to the right of   16
27   12   to the left of    6
28   12  to the right of   15
29   12   to the left of    5
30   13  to the right of    3
31   13               on   14
32   13  to the right of    8
33   15   to the left of   12
34   15   to the left of    0
35   16   to the left of    0
36   16   to the left of   12
37   16   to the left of    5
38   16       sitting on   15