Which kind of furniture is made of wood?
The furniture is a table.
    src        edge_attr  dst
0     0               on    6
1     1               on    4
2     2               on    6
3     2   to the left of   11
4     2   to the left of    9
5     3  to the right of   10
6     7  to the right of    8
7     7               of    6
8     8   to the left of    7
9     9               on   11
10    9  to the right of    2
11    9   wrapped around   11
12   10   to the left of    3
13   11  to the right of    2