Is there a chair that is not made of plastic?
Yes, there is a chair that is made of leather.
    src          edge_attr  dst
0     1     to the left of    9
1     1     to the left of    4
2     2            wearing   16
3     2            holding    1
4     3          on top of   12
5     3     to the left of    5
6     3     to the left of    4
7     4    to the right of    1
8     4    to the right of    5
9     4    to the right of    3
10    4  sitting on top of   12
11    4    to the right of   16
12    4    to the right of   14
13    5     to the left of    4
14    5    to the right of    3
15    5    to the right of   16
16    5    to the right of   14
17    7             inside   20
18    8    to the right of   20
19    8    to the right of   19
20    9    to the right of   11
21    9    to the right of    1
22    9    to the right of   16
23   11     to the left of    9
24   11     to the left of   16
25   14     to the left of    4
26   14     to the left of    5
27   15     to the left of   21
28   15    sitting next to   12
29   15     to the left of   17
30   15     to the left of   18
31   16     to the left of    4
32   16     to the left of    9
33   16     to the left of    5
34   16    to the right of   11
35   17    to the right of   15
36   17     to the left of   19
37   18          on top of   17
38   18     to the left of   21
39   18     to the left of   19
40   18    to the right of   15
41   19    to the right of   17
42   19     to the left of    8
43   19    to the right of   18
44   19    to the right of   21
45   20     to the left of    8
46   21          on top of   17
47   21    to the right of   15
48   21    to the right of   18
49   21     to the left of   19