Do you see blankets below the animal that is lying on the bed?
Yes, there is a blanket below the dog.
    src        edge_attr  dst
0     1   to the left of   10
1     2  to the right of    8
2     2  to the right of    7
3     2  to the right of   10
4     5               of   10
5     6           behind   10
6     7   to the left of    2
7     8        on top of    7
8     8            under   10
9     8   to the left of    2
10    8            below   10
11   10         lying on    9
12   10  to the right of    1
13   10         lying on    8
14   10      in front of    6
15   10   to the left of    2