What piece of furniture is dark brown?
The piece of furniture is a coffee table.
    src        edge_attr  dst
0     0   to the left of    5
1     0   to the left of    8
2     0             near    1
3     0   to the left of   17
4     1          next to    0
5     1   to the left of    4
6     1  to the right of   11
7     1  to the right of    7
8     3   to the left of   14
9     3   to the left of   16
10    4  to the right of    1
11    4  to the right of    7
12    4  to the right of   11
13    5  to the right of    0
14    5  to the right of   12
15    5  to the right of   11
16    5   to the left of   10
17    5  to the right of    7
18    7   to the left of    1
19    7   to the left of    4
20    7   to the left of    5
21    7               on   11
22    8  to the right of    0
23    8   to the left of   17
24   10  to the right of    5
25   10  to the right of   13
26   11   to the left of    4
27   11   to the left of    1
28   11   to the left of    5
29   12               on   11
30   12   to the left of    5
31   13   to the left of   10
32   14  to the right of    3
33   14               on   16
34   14  to the right of   17
35   16  to the right of   17
36   16  to the right of    3
37   17  to the right of    8
38   17  to the right of    0
39   17   to the left of   14
40   17   to the left of   16