Are the children in the top of the photo?
No, the children are in the bottom of the image.
    src        edge_attr  dst
0     0             near    6
1     0  to the right of   21
2     0  to the right of   11
3     1          next to   14
4     1   to the left of    3
..  ...              ...  ...
56   21   to the left of    0
57   21  to the right of   20
58   21         crossing    6
59   21  to the right of    5
60   21  to the right of    7

[61 rows x 3 columns]