Is the flag in the bottom part?
No, the flag is in the top of the image.
    src        edge_attr  dst
0     0      hanging off   14
1     1  to the right of   12
2     1  to the right of    4
3     1  to the right of    7
4     2  to the right of   17
5     2  to the right of   16
6     2   to the left of    3
7     2   to the left of   13
8     2   to the left of   11
9     3  to the right of   16
10    3  to the right of   17
11    3  to the right of    2
12    3   to the left of    8
13    3   to the left of   13
14    4   to the left of    1
15    4               on   15
16    7        parked by   12
17    7   to the left of    1
18    8  to the right of   11
19    8  to the right of   13
20    8  to the right of    3
21    8      standing on   15
22   10  to the right of   17
23   11  to the right of    2
24   11  to the right of   17
25   11   to the left of    8
26   11  to the right of   16
27   11   to the left of   13
28   11          wearing    3
29   12   to the left of    1
30   13  to the right of   16
31   13  to the right of    2
32   13  to the right of    3
33   13   to the left of    8
34   13  to the right of   11
35   13  to the right of   17
36   16   to the left of   11
37   16   to the left of    3
38   16   to the left of    2
39   16   to the left of   13
40   17   to the left of    3
41   17   to the left of   11
42   17   to the left of   13
43   17   to the left of    2
44   17   to the left of   10
45   17         crossing   15