The sky has what color?
The sky is dark.
    src        edge_attr  dst
0     0   to the left of    8
1     2   to the left of    3
2     2   to the left of   18
3     2   to the left of   14
4     2   to the left of   11
..  ...              ...  ...
65   18   to the left of   10
66   19  to the right of   10
67   19  to the right of   15
68   19  to the right of   11
69   19  to the right of    3

[70 rows x 3 columns]