Is the sky blue or white?
The sky is white.
    src        edge_attr  dst
0     0   to the left of   14
1     0  to the right of   22
2     1   to the left of   23
3     2   to the left of   21
4     2   to the left of   19
..  ...              ...  ...
74   22   to the left of    2
75   23               of   21
76   23   to the left of   18
77   23  to the right of    1
78   23  to the right of   22

[79 rows x 3 columns]