What is the girl on?
The girl is on the sofa.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of    1
2     0   to the left of    5
3     0   to the left of    4
4     1  to the right of    0
5     1               on    5
6     3          hugging    0
7     3  to the right of    0
8     3          holding    5
9     3               on    2
10    4  to the right of    0
11    5  to the right of    0