Is the flag blue or red?
The flag is red.
    src        edge_attr  dst
0     0  to the right of    5
1     0   to the left of    2
2     0  to the right of   12
3     1   to the left of    4
4     2  to the right of    7
5     2  to the right of    5
6     2  to the right of   12
7     2        on top of    4
8     2  to the right of    0
9     4  to the right of    1
10    4           inside   11
11    4        on top of   11
12    4               by    1
13    4  to the right of    8
14    5   to the left of    0
15    5   to the left of    2
16    5   to the left of   12
17    7   to the left of    2
18    7  to the right of   10
19    8   to the left of    4
20   10        on top of    4
21   10   to the left of    7
22   12  to the right of    5
23   12   to the left of    2
24   12   to the left of    0