What color do you think that sky is?
The sky is white.
     src        edge_attr  dst
0      0  to the right of   29
1      0  to the right of    9
2      0   to the left of   31
3      0   to the left of   16
4      0  to the right of   14
..   ...              ...  ...
146   38   to the left of    2
147   38   to the left of    6
148   38  to the right of    7
149   38  to the right of    8
150   38  to the right of   17

[151 rows x 3 columns]