What is the table made of?
The table is made of plastic.
    src        edge_attr  dst
0     0   to the left of    6
1     0   to the left of   14
2     0   to the left of   10
3     1   to the left of    2
4     2               in   15
5     2  to the right of    1
6     2  to the right of    5
7     3   to the left of    9
8     3   to the left of   20
9     4  to the right of   14
10    4  to the right of   19
11    4  to the right of    6
12    4               on   10
13    5      standing at    3
14    5          wearing    1
15    5               at    3
16    5   to the left of    2
17    6  to the right of   19
18    6   to the left of    4
19    6           inside   14
20    6  to the right of    0
21    7   to the left of   10
22    7   to the left of   14
23    8               on   16
24    9   to the left of   20
25    9  to the right of    3
26   10  to the right of    7
27   10             near   12
28   10      in front of   12
29   10  to the right of   19
30   10  to the right of    0
31   10             with    4
32   11          next to   18
33   12           behind   10
34   12             near   10
35   12               on   18
36   12          next to   10
37   14   to the left of    4
38   14  to the right of   19
39   14  to the right of    0
40   14  to the right of    7
41   18             near   11
42   19   to the left of    6
43   19   to the left of    4
44   19               in    0
45   19   to the left of   14
46   19   to the left of   10
47   19             with    7
48   20  to the right of    3
49   20  to the right of    9
50   20               on   11