Is the couch beige or black?
The couch is black.
    src        edge_attr  dst
0     0  to the right of   18
1     2       sitting on   18
2     2               on   18
3     2   to the left of    8
4     2  to the right of   10
5     3  to the right of    6
6     3   to the left of   17
7     4   to the left of   17
8     4  to the right of    6
9     4               on   16
10    5   to the left of   15
11    5      in front of    6
12    6           behind    5
13    6   to the left of    3
14    6   to the left of   10
15    6   to the left of    4
16    6   to the left of   17
17    6   to the left of   15
18    7  to the right of   11
19    8               on    9
20    8  to the right of    2
21    8        on top of    9
22    9  to the right of   18
23   10  to the right of    6
24   10  to the right of   15
25   10   to the left of    2
26   11   to the left of    7
27   12               on   16
28   12  to the right of   17
29   14       mounted on   16
30   15   to the left of   10
31   15  to the right of    6
32   15  to the right of    5
33   15               on    7
34   17   to the left of   12
35   17  to the right of    3
36   17  to the right of    6
37   17  to the right of    4
38   18   to the left of    0
39   18   to the left of    9