What is the piece of furniture that the frame is sitting on?
The piece of furniture is an end table.
    src        edge_attr  dst
0     0   to the left of   10
1     3   to the left of    6
2     3   to the left of    4
3     4  to the right of    3
4     4  to the right of    6
5     4   to the left of   11
6     6       hanging on    2
7     6  to the right of    3
8     6   to the left of    4
9     7        on top of    0
10    7       sitting on    0
11    8       sitting on   10
12    9        on top of    8
13   10         lying on    5
14   10  to the right of    0
15   11  to the right of    4