What color is the flag on the left?
The flag is blue.
    src        edge_attr  dst
0     2  to the right of    8
1     2   to the left of    3
2     2  to the right of    9
3     3  to the right of    2
4     3  to the right of    8
5     6  to the right of   10
6     8   to the left of    3
7     8   to the left of    2
8     8  to the right of   11
9     9   to the left of    2
10   10   to the left of    6
11   11   to the left of    8