Which item of furniture is in the image?
The piece of furniture is a shelf.
    src        edge_attr  dst
0     1   to the left of   12
1     1   to the left of   11
2     2  to the right of    7
3     3  to the right of    7
4     3  to the right of    4
5     4   to the left of   12
6     4   to the left of   11
7     4   to the left of    7
8     4   to the left of    3
9     5   to the left of   12
10    5               in    5
11    5   to the left of   11
12    6   to the left of   12
13    7  to the right of    4
14    7   to the left of    2
15    7   to the left of    3
16   11  to the right of    4
17   11  to the right of    5
18   11  to the right of    1
19   12  to the right of    4
20   12               on   10
21   12  to the right of    6
22   12  to the right of    1
23   12  to the right of    5