What kind of device is not small?
The device is a screen.
    src        edge_attr  dst
0     0  to the right of   11
1     1   to the left of    6
2     1   to the left of    7
3     2   to the left of    6
4     2   to the left of    7
5     4   to the left of   11
6     4               on    3
7     5   to the left of    6
8     5   to the left of    7
9     6               of    8
10    6  to the right of    5
11    6  to the right of    2
12    6  to the right of    1
13    7  to the right of    1
14    7  to the right of    2
15    7  to the right of    5
16    8  to the right of   12
17    9               of    8
18   10  to the right of   11
19   10  to the right of   12
20   10               of    8
21   11  to the right of    4
22   11   to the left of   10
23   11  to the right of   12
24   11   to the left of    0
25   12   to the left of    8
26   12   to the left of   10
27   12   to the left of   11