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