Is this a balloon or a flag?
This is a balloon.
    src        edge_attr  dst
0     0           around    1
1     0  to the right of    6
2     0  to the right of    3
3     0  to the right of    7
4     1  to the right of    6
5     1  to the right of    3
6     1  to the right of    7
7     2  to the right of    8
8     3   to the left of    1
9     3   to the left of    0
10    4  to the right of    8
11    4  to the right of    9
12    6       covered by    3
13    6   to the left of    0
14    6   to the left of    1
15    7   to the left of    1
16    7   to the left of    0
17    8   to the left of    9
18    8   to the left of    4
19    8   to the left of    2
20    9  to the right of    8
21    9   to the left of    4