Is the white sky clear or is it foggy?
The sky is foggy.
   src         edge_attr  dst
0    0    to the left of    2
1    1   to the right of    5
2    1   to the right of    6
3    2   to the right of    0
4    5   to the right of    8
5    5    to the left of    1
6    6    to the left of    1
7    6  standing next to    5
8    8    to the left of    5