Is the bed made of wood?
No, the bed is made of metal.
    src        edge_attr  dst
0     0   to the left of   13
1     0   to the left of    3
2     1   to the left of    3
3     2  to the right of    9
4     2   to the left of   13
5     3  to the right of   17
6     3  to the right of   13
7     3  to the right of   11
8     3  to the right of    0
9     3  to the right of   10
10    3  to the right of    1
11    3  to the right of   19
12    5   to the left of   18
13    6   to the left of   18
14    9   to the left of   19
15    9   to the left of    2
16   10   to the left of    3
17   11   to the left of    3
18   11   to the left of   13
19   13  to the right of   14
20   13  to the right of   19
21   13   to the left of    3
22   13  to the right of   17
23   13  to the right of    2
24   13  to the right of    0
25   13  to the right of   11
26   14   to the left of   13
27   17   to the left of   13
28   17   to the left of    3
29   18  to the right of    5
30   18  to the right of    6
31   19   to the left of    3
32   19  to the right of    9
33   19   to the left of   13