What color do you think are the feathers?
The feathers are red.
    src        edge_attr  dst
0     1   to the left of    7
1     1   to the left of    8
2     3   to the left of    7
3     3   to the left of    8
4     4               on    2
5     7  to the right of    1
6     7  to the right of    3
7     8  to the right of    1
8     8  to the right of    3
9     9               of    4
10    9  to the right of   10
11   10   to the left of    9