What color is the sky?
The sky is dark.
    src        edge_attr  dst
0     0  to the right of    8
1     0       walking in    9
2     0  to the right of    3
3     1               in    4
4     1   to the left of    2
5     2  to the right of    1
6     3   to the left of    6
7     3   to the left of    0
8     3   to the left of    8
9     3          wearing   10
10    3          wearing   11
11    3   to the left of   11
12    5               on    2
13    6  to the right of    8
14    6  to the right of    3
15    6  to the right of   10
16    8   to the left of    6
17    8       walking in    9
18    8  to the right of    3
19    8   to the left of    0
20   10   to the left of    6
21   11  to the right of    3