What kind of furniture is made of leather?
The furniture is a couch.
    src        edge_attr  dst
0     0   to the left of   19
1     0   to the left of    8
2     0   to the left of   11
3     0   to the left of    2
4     2  to the right of    0
5     2  to the right of   18
6     2  to the right of   12
7     2  to the right of    6
8     2  to the right of    3
9     2  to the right of   17
10    3   to the left of    2
11    3  to the right of    6
12    4   to the left of   17
13    4   to the left of    6
14    4   to the left of   18
15    4   to the left of   13
16    5   to the left of   11
17    6   to the left of    3
18    6  to the right of    4
19    6  to the right of    9
20    6   to the left of    2
21    6   to the left of   12
22    8  to the right of    0
23    9   to the left of   17
24    9   to the left of    6
25    9   to the left of   18
26    9   to the left of   13
27   10   to the left of   11
28   11  to the right of   10
29   11  to the right of   12
30   11  to the right of   14
31   11  to the right of    5
32   11  to the right of    0
33   12   to the left of   11
34   12   to the left of    2
35   12  to the right of    6
36   13     playing with   12
37   13          holding    5
38   13          wearing    2
39   13  to the right of    4
40   13          wearing   19
41   13     playing with   14
42   13  to the right of    9
43   14   to the left of   11
44   17   to the left of    2
45   17  to the right of    9
46   17  to the right of    4
47   18  to the right of    9
48   18  to the right of    4
49   18   to the left of    2
50   19  to the right of    0