What is the item of furniture that the cords are lying on?
The piece of furniture is a bed.
    src         edge_attr  dst
0     0    on the back of    8
1     0        printed on   11
2     1   to the right of    7
3     2  on the bottom of    8
4     2   to the right of    3
5     3  on the bottom of    8
6     3    to the left of    2
7     3    to the left of   12
8     4        sitting on    9
9     4    to the left of    7
10    5          lying on    9
11    6      displayed on    8
12    6                of    8
13    7    to the left of    1
14    7        sitting on    9
15    7   to the right of    4
16    8        sitting on    9
17   11   on the front of    8
18   11          stuck on    8
19   12  on the bottom of    8
20   12   to the right of    3
21   12                of    8