What is the bench made of?
The bench is made of wood.
    src        edge_attr  dst
0     0  to the right of    7
1     0  to the right of    4
2     0  to the right of   11
3     0   to the left of   10
4     2  to the right of    3
5     2  to the right of    4
6     2  to the right of   11
7     2  to the right of    6
8     2   to the left of    5
9     2   to the left of    9
10    2   to the left of    8
11    3   to the left of    2
12    3   to the left of    5
13    4   to the left of    0
14    4   to the left of    5
15    4   to the left of    2
16    4   to the left of    9
17    4   to the left of    8
18    5  to the right of    2
19    5  to the right of    3
20    5  to the right of    7
21    5  to the right of   11
22    5  to the right of    4
23    6   to the left of    2
24    7   to the left of    9
25    7   to the left of   10
26    7   to the left of    0
27    7   to the left of    5
28    7   to the left of    8
29    8  to the right of   11
30    8  to the right of    7
31    8  to the right of    4
32    8  to the right of    2
33    9  to the right of    7
34    9  to the right of    4
35    9  to the right of    2
36   10  to the right of    7
37   10  to the right of    0
38   10  to the right of   11
39   11   to the left of    2
40   11   to the left of    5
41   11   to the left of    0
42   11   to the left of    8
43   11   to the left of   10