Does the sky look clear and blue?
Yes, the sky is clear and blue.
    src        edge_attr  dst
0     0   to the left of    3
1     1   to the left of    5
2     1   to the left of    3
3     2   to the left of   11
4     3  to the right of    1
5     3  to the right of    0
6     4   to the left of    7
7     5  to the right of    1
8     6               in    8
9     6   to the left of    7
10    7  to the right of    4
11    7  to the right of    6
12    9   to the left of   11
13    9               on    6
14   11  to the right of    2
15   11       sitting in    6
16   11  to the right of    9