What is the device that the person on the bed is using?
The device is a phone.
    src        edge_attr  dst
0     0  to the right of    6
1     1  to the right of    9
2     1  to the right of    2
3     1  to the right of    4
4     2   to the left of    1
5     4               on    5
6     4   to the left of    1
7     6   to the left of    0
8     8               on    5
9     8            using    6
10    8          wearing    7
11    8          holding    6
12    9   to the left of    1