Is the cloudy sky white or blue?
The sky is white.
    src        edge_attr  dst
0     0  to the right of    4
1     2  to the right of    8
2     2   to the left of    6
3     2   to the left of   10
4     3  to the right of   13
5     4   to the left of    0
6     4  to the right of   11
7     6   to the left of    7
8     6  to the right of    2
9     6   to the left of   10
10    6  to the right of    8
11    7  to the right of   10
12    7  to the right of    6
13    8   to the left of    6
14    8   to the left of    2
15    8  to the right of   13
16    9               on   15
17   10   to the left of    7
18   10  to the right of    6
19   10  to the right of    2
20   11   to the left of    4
21   12   to the left of   13
22   13   to the left of    8
23   13   to the left of    3
24   13  to the right of   12