What is the device on the wall called?
The device is a television.
    src        edge_attr  dst
0     0               on   13
1     4   to the left of   15
2     4   to the left of   10
3     4   to the left of    5
4     4   to the left of    8
5     4   to the left of    7
6     5               on    8
7     5   to the left of   16
8     5  to the right of   11
9     5  to the right of    4
10    6   to the left of   16
11    6               on    8
12    6  to the right of   11
13    7  to the right of    4
14    7   to the left of   16
15    8  to the right of    4
16    8  to the right of   17
17    8   to the left of   16
18    9   to the left of   15
19   10   to the left of   16
20   10  to the right of    4
21   11   to the left of    5
22   11   to the left of   16
23   11   to the left of    6
24   15  to the right of    4
25   15  to the right of    9
26   16  to the right of    8
27   16  to the right of   10
28   16  to the right of   11
29   16  to the right of    6
30   16  to the right of    5
31   16  to the right of    7
32   17   to the left of    8