Which device is this, a camera or a speaker?
This is a camera.
    src        edge_attr  dst
0     0  to the right of   13
1     0               of   15
2     1  to the right of    7
3     1  to the right of    3
4     3   to the left of    1
5     4   to the left of    5
6     4           eating   16
7     4   to the left of   11
8     4   to the left of    8
9     5  to the right of    4
10    5  to the right of   15
11    5  to the right of   13
12    5   to the left of   18
13    7   to the left of    1
14    7  to the right of   16
15    7   to the left of    8
16    8   to the left of   18
17    8  to the right of   15
18    8  to the right of    4
19    8  to the right of   13
20    8  to the right of    7
21    8           facing   13
22    9  to the right of   17
23    9  to the right of   13
24   10   to the left of   12
25   11  to the right of   13
26   11  to the right of   15
27   11  to the right of    4
28   12  to the right of   10
29   13   to the left of    9
30   13   to the left of    0
31   13   to the left of   11
32   13   to the left of    8
33   13   to the left of    5
34   13   to the left of   18
35   15   to the left of    8
36   15   to the left of   11
37   15   to the left of    5
38   15   to the left of   18
39   16   to the left of    7
40   17   to the left of    9
41   18  to the right of    8
42   18  to the right of   15
43   18  to the right of    5
44   18  to the right of   13