Does the sky look pink and clear?
Yes, the sky is pink and clear.
    src        edge_attr  dst
0     0               on    3
1     0           flying    4
2     0               in    3
3     0      in front of    1
4     1           behind    3
5     1           behind    0
6     3               of    8
7     4   to the left of    6
8     5   to the left of    6
9     6  to the right of    5
10    6  to the right of    4
11    8               in    3