What kind of furniture is not brown?
The furniture is a table.
    src        edge_attr  dst
0     0  to the right of    1
1     0  to the right of    9
2     0   to the left of   12
3     0   to the left of   17
4     1   to the left of   17
5     1  to the right of    9
6     1   to the left of    6
7     1   to the left of   12
8     1   to the left of    0
9     1  to the right of   11
10    3  to the right of    8
11    3  to the right of    7
12    5   to the left of   17
13    6   to the left of   17
14    6  to the right of    1
15    6  to the right of    9
16    6   to the left of   12
17    7   to the left of    3
18    7  to the right of   18
19    8  to the right of   10
20    8   to the left of    3
21    8   to the left of   14
22    9  to the right of   10
23    9  to the right of   11
24    9   to the left of   17
25    9   to the left of   12
26    9   to the left of    6
27    9   to the left of    1
28    9   to the left of    0
29   10               on    4
30   10   to the left of   18
31   10   to the left of    8
32   10   to the left of    9
33   11   to the left of    1
34   11   to the left of    9
35   12  to the right of    1
36   12  to the right of    9
37   12  to the right of    6
38   12  to the right of    0
39   13   to the left of   14
40   13   to the left of   16
41   13   to the left of   15
42   14  to the right of    8
43   14  to the right of   13
44   14  to the right of   15
45   14  to the right of   16
46   15   to the left of   14
47   15   to the left of   16
48   15  to the right of   13
49   16  to the right of   15
50   16   to the left of   14
51   16  to the right of   13
52   17  to the right of    5
53   17  to the right of    6
54   17  to the right of    0
55   17  to the right of    1
56   17  to the right of    9
57   18               on    8
58   18   to the left of    7
59   18  to the right of   10