Of what color are the clouds?
The clouds are blue.
    src           edge_attr  dst
0     1      to the left of    9
1     1      to the left of    4
2     1      to the left of   10
3     2      to the left of   10
4     2  parked in front of    8
5     3     to the right of    6
6     4     to the right of    8
7     4     to the right of    1
8     5      to the left of   13
9     6      to the left of    3
10    6      to the left of   12
11    6      to the left of   11
12    8      to the left of   10
13    8      to the left of    9
14    8      to the left of    4
15    9                  by    1
16    9     to the right of    1
17    9      to the left of   13
18    9      to the left of   11
19    9     to the right of    8
20   10     to the right of    1
21   10     to the right of    2
22   10      to the left of   11
23   10     to the right of    8
24   10      to the left of   13
25   10                  in    6
26   11     to the right of    6
27   11     to the right of   10
28   11     to the right of    9
29   12     to the right of    6
30   12                  by    3
31   12                  by   13
32   13     to the right of    5
33   13     to the right of   10
34   13     to the right of    9