Which kind of device is on top of the table?
The device is a phone.
    src        edge_attr  dst
0     0               of    5
1     0   to the left of    8
2     0   to the left of    2
3     0  to the right of    1
4     0  to the right of    6
5     0   to the left of   11
6     1   to the left of    6
7     1   to the left of    4
8     1   to the left of    0
9     1   to the left of    5
10    2  to the right of   12
11    2  to the right of   11
12    2               on    8
13    2  to the right of    0
14    2  to the right of    5
15    3  to the right of    4
16    4            using    5
17    4   to the left of   12
18    4  to the right of    1
19    4   to the left of    3
20    4   to the left of   10
21    4   to the left of   11
22    5  to the right of    6
23    5               on    8
24    5   to the left of   11
25    5   to the left of    2
26    5  to the right of    1
27    5   to the left of    8
28    6  to the right of    1
29    6   to the left of    0
30    6   to the left of    5
31    7   to the left of   13
32    7   to the left of   10
33    8  to the right of    0
34    8  to the right of    5
35   10  to the right of    4
36   10  to the right of    7
37   11               on    9
38   11  to the right of   12
39   11               on    8
40   11  to the right of    4
41   11   to the left of    2
42   11  to the right of    5
43   11  to the right of    0
44   11        on top of    8
45   12   to the left of   11
46   12   on the back of    5
47   12   to the left of    2
48   12  to the right of    4
49   13  to the right of    7
50   13               on   10