What device is to the left of the screen?
The device is a phone.
    src        edge_attr  dst
0     0  to the right of    1
1     1  to the right of    7
2     1   to the left of    0
3     1   to the left of    9
4     1   to the left of    5
5     1   to the left of    2
6     1   to the left of    3
7     1   to the left of    4
8     2  to the right of    1
9     3  to the right of    1
10    4  to the right of    1
11    5  to the right of    1
12    7   to the left of    9
13    7   to the left of    1
14    9  to the right of    7
15    9  to the right of    1
16    9               on    8