What kind of furniture is the cake on?
The cake is on the bed.
    src        edge_attr  dst
0     1  to the right of    6
1     2             with   20
2     2               on   17
3     2               on    3
4     2  to the right of    6
5     5               on    7
6     6               of    7
7     6   to the left of    2
8     6   to the left of   20
9     6   to the left of   13
10    6   to the left of   17
11    6   to the left of    1
12    7       sitting on    3
13   10   to the left of   11
14   11  to the right of   10
15   13  to the right of    6
16   14               of    7
17   15  to the right of   18
18   17               of    2
19   17  to the right of    6
20   18   to the left of   15
21   20  to the right of    6