How is the black item of furniture called?
The piece of furniture is a desk.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of    1
2     0  to the right of    6
3     1  to the right of    0
4     1  to the right of    7
5     2               on    1
6     3  to the right of    0
7     3  to the right of    7
8     6   to the left of    8
9     6   to the left of    0
10    7   to the left of    1
11    7   to the left of    3
12    8  to the right of    9
13    8  to the right of    6
14    9   to the left of    8