Are these people of the same gender?
No, they are both male and female.
    src        edge_attr  dst
0     1           behind    7
1     2  to the right of    5
2     2  to the right of    8
3     3  to the right of    5
4     3  to the right of    8
5     5   to the left of    2
6     5   to the left of    3
7     7      in front of    1
8     8               on    5
9     8   to the left of    3
10    8   to the left of    2