Who is younger, the man or the boy?
The boy is younger than the man.
    src        edge_attr  dst
0     1  to the right of    4
1     1   to the left of    2
2     1   to the left of    8
3     2  to the right of    1
4     4   to the left of    1
5     6          wearing    7
6     6          wearing    5
7     6          wearing    3
8     8          wearing   11
9     8          wearing    9
10    8  to the right of    1