What kind of device is open?
The device is laptops.
    src        edge_attr  dst
0     1   to the left of    6
1     1   to the left of    9
2     1               of    2
3     2   to the left of    6
4     3  to the right of    6
5     4  to the right of    6
6     5               on   12
7     6   to the left of    3
8     6  to the right of    2
9     6   to the left of    9
10    6   to the left of    4
11    6  to the right of    1
12    6  to the right of   11
13    8               on   15
14    8  to the right of   14
15    8  to the right of   10
16    9  to the right of   11
17    9  to the right of    6
18    9  to the right of    1
19   10   to the left of    8
20   10  to the right of   11
21   10  to the right of   13
22   11   to the left of   14
23   11   to the left of    9
24   11   to the left of   10
25   11   to the left of    6
26   12               of    5
27   13   to the left of   10
28   14  to the right of   11
29   14   to the left of    8
30   14               on    0
31   14   to the left of   15
32   15  to the right of   14