What device is the hat behind of?
The hat is behind the speaker.
    src        edge_attr  dst
0     0   to the left of   12
1     0  to the right of    4
2     1   to the left of    8
3     1   to the left of    3
4     1      in front of    2
5     1   to the left of    5
6     2   to the left of    5
7     2   to the left of    3
8     2           behind    1
9     3  to the right of   10
10    3  to the right of    2
11    3  to the right of    1
12    3  to the right of   11
13    3  to the right of    7
14    4   to the left of    9
15    4   to the left of    5
16    4   to the left of    6
17    4   to the left of    0
18    5          wearing    3
19    5  to the right of   11
20    5  to the right of    7
21    5  to the right of    4
22    5  to the right of    2
23    5  to the right of   10
24    5  to the right of    1
25    6   to the left of   12
26    6  to the right of    4
27    7   to the left of    8
28    7   to the left of    3
29    7   to the left of    5
30    8  to the right of    1
31    8  to the right of   11
32    8  to the right of   10
33    8            below    9
34    8  to the right of    7
35    9  to the right of    4
36   10   to the left of    3
37   10   to the left of    5
38   10   to the left of    8
39   11   to the left of    3
40   11   to the left of    5
41   11   to the left of    8
42   12  to the right of    6
43   12  to the right of    0