Do the people have the same gender?
No, they are both male and female.
    src        edge_attr  dst
0     0   to the left of   11
1     0   to the left of   13
2     1   to the left of   14
3     1  to the right of    8
4     1  to the right of   10
5     1   to the left of   15
6     1   to the left of    5
7     2  to the right of    9
8     2   to the left of    3
9     3  to the right of    2
10    3  to the right of    9
11    4  to the right of    7
12    4   to the left of    9
13    4  to the right of    8
14    4  to the right of   10
15    4   to the left of   12
16    5  to the right of   10
17    5  to the right of    1
18    5  to the right of    8
19    5   to the left of   12
20    7   to the left of    4
21    8   to the left of   14
22    8   to the left of    4
23    8   to the left of    1
24    8   to the left of    5
25    8   to the left of   15
26    9   to the left of    2
27    9  to the right of    4
28    9   to the left of    3
29   10   to the left of    5
30   10   to the left of   13
31   10   to the left of    4
32   10   to the left of    1
33   10   to the left of   15
34   11  to the right of    0
35   12  to the right of    4
36   12  to the right of    5
37   12               on   13
38   13  to the right of    0
39   13  to the right of   10
40   14               on    6
41   14  to the right of    1
42   14  to the right of    8
43   15  to the right of    1
44   15  to the right of   10
45   15  to the right of    8