Is the blue flag striped or checkered?
The flag is striped.
    src        edge_attr  dst
0     1               on    8
1     1   to the left of    8
2     2               on    3
3     2  to the right of    4
4     4   to the left of    6
5     4   to the left of    5
6     4   to the left of    2
7     5  to the right of    4
8     6  to the right of    4
9     7               of    3
10    7  to the right of    9
11    8  to the right of    1
12    9   to the left of   11
13    9   to the left of    7
14   10               in    9
15   11  to the right of    9