What animal is sleeping on the bed?
The cat is sleeping on the bed.
    src        edge_attr  dst
0     1  to the right of    6
1     1   to the left of    2
2     2  to the right of    7
3     2  to the right of    3
4     2  to the right of   10
5     2  to the right of    1
6     3  to the right of    6
7     3   to the left of    2
8     4  to the right of    6
9     4       hanging on    1
10    6   to the left of    3
11    6   to the left of    1
12    6   to the left of    7
13    6   to the left of    4
14    6   to the left of   10
15    7  to the right of    6
16    7   to the left of    2
17    9        on top of    5
18    9      sleeping on    5
19   10   to the left of    2
20   10  to the right of    6