What is hanging on the wall that is made of wood?
The paper is hanging on the wall.
    src        edge_attr  dst
0     0   to the left of    6
1     0   to the left of   13
2     0   to the left of    2
3     0   to the left of   15
4     1  to the right of    3
5     1  to the right of   12
6     1   to the left of   10
7     2  to the right of    0
8     3   to the left of   10
9     3   to the left of    1
10    4               on   16
11    4  to the right of   13
12    5   to the left of    8
13    6  to the right of    0
14    6               on    2
15    6           behind   14
16    7  to the right of   10
17    7   to the left of    8
18    7   to the left of    9
19    8  to the right of   10
20    8  to the right of    5
21    8  to the right of   11
22    8  to the right of    7
23    8  to the right of   14
24    9       hanging on    8
25    9               on    8
26    9  to the right of   11
27    9  to the right of   10
28    9  to the right of    7
29    9  to the right of   14
30   10   to the left of    7
31   10   to the left of    8
32   10  to the right of    3
33   10   to the left of   11
34   10   to the left of    9
35   10  to the right of    1
36   10  to the right of   12
37   11   to the left of    8
38   11   to the left of    9
39   11  to the right of   10
40   11             with    7
41   12   to the left of   10
42   12   to the left of    1
43   13  to the right of    0
44   13   to the left of    4
45   14          wearing   10
46   14          holding   11
47   14          holding   12
48   14          wearing   13
49   14      in front of    6
50   14       sitting at    3
51   14   to the left of    9
52   14   to the left of    8
53   14   to the left of   16
54   15  to the right of    0
55   16  to the right of   14