What material is the lid made of?
The lid is made of plastic.
    src        edge_attr  dst
0     0  to the right of   11
1     0  to the right of    1
2     1   to the left of   14
3     1   to the left of    0
4     1   to the left of    2
5     2  to the right of   13
6     2  to the right of    1
7     3   to the left of   17
8     3               in    6
9     4   to the left of   18
10    4   to the left of   17
11    4  to the right of    9
12    6   to the left of   17
13    9   to the left of    4
14    9   to the left of   12
15   11   to the left of    0
16   11  to the right of   13
17   12  to the right of    9
18   12   to the left of   17
19   12   to the left of   18
20   13   to the left of   14
21   13   to the left of    2
22   13   to the left of   11
23   14  to the right of   13
24   14  to the right of    1
25   17  to the right of    6
26   17  to the right of    3
27   17          wearing   18
28   17  to the right of   12
29   17  to the right of    4
30   18  to the right of    4
31   18  to the right of   12