What color is the cloudy sky?
The sky is white.
    src        edge_attr  dst
0     0   to the left of    9
1     0   to the left of    3
2     0   to the left of   10
3     1   to the left of   12
4     1  to the right of    5
..  ...              ...  ...
69   12  to the right of    7
70   13  to the right of   10
71   13  to the right of    5
72   13  to the right of    3
73   13  to the right of    8

[74 rows x 3 columns]