What is on the bed?
The pillow is on the bed.
    src        edge_attr  dst
0     0  to the right of    4
1     1  to the right of    7
2     1  to the right of    4
3     1               on    0
4     1  to the right of    8
5     1  to the right of    3
6     1  to the right of    2
7     2               on   10
8     2   to the left of    6
9     2   to the left of    1
10    3   to the left of    6
11    3   to the left of    1
12    4   to the left of    1
13    4   to the left of    0
14    5               on    1
15    5  to the right of   11
16    6  to the right of    2
17    6  to the right of    3
18    7   to the left of    1
19    7   to the left of    8
20    8  to the right of    7
21    8   to the left of    1
22    9               on   10
23   11   to the left of    5
24   11               on    1