Is the weather cloudy?
No, it is clear.
    src        edge_attr  dst
0     1  to the right of    6
1     2   to the left of    6
2     3   to the left of    6
3     5   to the left of    7
4     6   to the left of    1
5     6  to the right of    2
6     6  to the right of    3
7     6   to the left of    7
8     7      in front of    8
9     7  to the right of    5
10    7  to the right of    6
11    8           behind    7