Is the blue sky sunny or partly cloudy?
The sky is sunny.
    src        edge_attr  dst
0     0  to the right of    7
1     0   to the left of   10
2     1  to the right of    4
3     1  to the right of    5
4     4   to the left of    1
5     5   to the left of    1
6     6      in front of   12
7     6  to the right of   15
8     7   to the left of    0
9     7   to the left of   10
10    7   to the left of   15
11   10  to the right of    7
12   10  to the right of    0
13   11   to the left of   15
14   11               on   13
15   12           behind    6
16   13   to the left of   15
17   15   to the left of    6
18   15  to the right of    7
19   15  to the right of   13
20   15  to the right of   11
21   15               in    9