Are there kites in the blue sky?
No, there is an airplane in the sky.
   src        edge_attr  dst
0    0               in    4
1    0   to the left of    3
2    1               in    4
3    2  to the right of    3
4    2               in    4
5    3   to the left of    2
6    3  to the right of    0
7    5               in    4