Which kind of device is behind the man?
The device is a screen.
    src        edge_attr  dst
0     0           behind   10
1     0  to the right of    7
2     0  to the right of    5
3     0  to the right of    9
4     0  to the right of    8
5     0  to the right of    4
6     0  to the right of    3
7     1           behind   10
8     1  to the right of    3
9     1  to the right of    8
10    1  to the right of    5
11    1  to the right of    4
12    1  to the right of    9
13    1  to the right of    7
14    3   to the left of    0
15    3   to the left of    8
16    3   to the left of    1
17    3   to the left of   11
18    3   to the left of    9
19    3   to the left of    7
20    3   to the left of    4
21    4   to the left of   11
22    4   to the left of    1
23    4   to the left of    0
24    4  to the right of    3
25    5   to the left of    0
26    5   to the left of    1
27    7  to the right of    3
28    7   to the left of   11
29    7   to the left of    1
30    7   to the left of    0
31    8   to the left of    1
32    8   to the left of    0
33    8  to the right of    3
34    9   to the left of   11
35    9   to the left of    1
36    9   to the left of    0
37    9  to the right of    3
38   10          wearing    2
39   10      in front of    0
40   10      in front of    1
41   11  to the right of    3
42   11  to the right of    4
43   11  on the front of    2
44   11  to the right of    9
45   11  to the right of    7