Which type of furniture is wooden, the nightstand or the bed?
The nightstand is wooden.
    src        edge_attr  dst
0     0       sitting on    8
1     0        on top of    8
2     0   to the left of    3
3     0   to the left of    1
4     0   to the left of    5
5     0   to the left of    2
6     1  to the right of    4
7     1  to the right of    0
8     1  to the right of    8
9     1             near    8
10    2   to the left of    9
11    2  to the right of    4
12    2   to the left of    3
13    2  to the right of    0
14    3        on top of    1
15    3   to the left of   10
16    3  to the right of    8
17    3  to the right of    0
18    3  to the right of    2
19    3  to the right of    4
20    4   to the left of    3
21    4   to the left of    1
22    4   to the left of    5
23    4        on top of    8
24    4   to the left of    2
25    5  to the right of    0
26    5  to the right of    4
27    7       sitting on    1
28    7         lying on    1
29    7        on top of    1
30    8          next to    1
31    8   to the left of    1
32    8   to the left of    3
33    8   to the left of    9
34    9  to the right of    2
35    9  to the right of    8
36   10  to the right of    3