What is the piece of furniture that is in the photo?
The piece of furniture is a shelf.
    src        edge_attr  dst
0     0   to the left of    5
1     1        on top of    4
2     1   to the left of    2
3     1   to the left of    3
4     1   to the left of    6
5     2  to the right of    1
6     2  to the right of    5
7     3        on top of    4
8     3           behind    6
9     3  to the right of    1
10    5  to the right of    0
11    5   to the left of    2
12    6  to the right of    1
13    6        on top of    4
14    6      in front of    3
15    6   on the edge of    4