What is in the sky?
The carrots are in the sky.
    src        edge_attr  dst
0     0   to the left of    1
1     0   to the left of   18
2     0  to the right of   16
3     1  to the right of   18
4     1   to the left of    2
..  ...              ...  ...
73   19   to the left of    4
74   19  to the right of   12
75   20  to the right of   15
76   20  to the right of   17
77   20               in   10

[78 rows x 3 columns]