Is the phone on or off?
The phone is off.
    src        edge_attr  dst
0     0  to the right of    6
1     1   to the left of    6
2     2   to the left of    3
3     2   to the left of    6
4     2   to the left of   10
5     3   to the left of   10
6     3  to the right of    6
7     3               on    2
8     3  to the right of    2
9     4   to the left of   11
10    5   to the left of   10
11    5   to the left of   12
12    6               on    8
13    6  to the right of    2
14    6  to the right of    1
15    6   to the left of    3
16    6   to the left of    0
17    6   to the left of   10
18    6  to the right of   13
19    7   to the left of   10
20    7               on    8
21    7   to the left of   12
22    9   to the left of   11
23   10  to the right of    5
24   10  to the right of    7
25   10  to the right of    6
26   10  to the right of    2
27   10  to the right of    3
28   11               on    8
29   11  to the right of    9
30   11  to the right of    4
31   12  to the right of    5
32   12  to the right of    7
33   12               of    6
34   13   to the left of    6
35   13               on    8