What type of device is sitting on the desk the computer is above?
The device is a keyboard.
    src        edge_attr  dst
0     1  to the right of    5
1     1  to the right of    3
2     2  to the right of    7
3     3   to the left of    1
4     3       sitting on    9
5     3             near   10
6     4               of    5
7     4  to the right of    6
8     5               on    8
9     5   to the left of    1
10    5            above    9
11    6   to the left of    7
12    6   to the left of    4
13    7  to the right of    6
14    7   to the left of    2
15    9            under    5
16    9             near   10
17   10             near    3
18   10             near    9