What are the flags in front of?
The flags are in front of the sun.
    src        edge_attr  dst
0     1  to the right of   17
1     2  to the right of   10
2     2  to the right of    8
3     2   to the left of   15
4     2  to the right of   11
5     2   to the left of    5
6     2  to the right of    4
7     4            below   15
8     4   to the left of   10
9     4   to the left of    8
10    4   to the left of   11
11    4   to the left of    2
12    4   to the left of   14
13    5  to the right of    2
14    5  to the right of   10
15    5  to the right of    8
16    5   to the left of   15
17    5  to the right of   11
18    5  to the right of   16
19    6   to the left of   17
20    8   to the left of    2
21    8  to the right of    4
22    8   to the left of    5
23    8   to the left of   15
24    8               on   10
25    9            under   15
26    9            below   15
27    9   to the left of   10
28   10            below   15
29   10  to the right of    9
30   10   to the left of   15
31   10   to the left of    2
32   10  to the right of    4
33   10   to the left of    5
34   11   to the left of   15
35   11   to the left of    5
36   11               on   10
37   11   to the left of    2
38   11  to the right of    4
39   13               on   12
40   14            under   17
41   14  to the right of    4
42   14            below   17
43   15  to the right of   11
44   15            above    9
45   15            above   10
46   15            above    4
47   15  to the right of   10
48   15  to the right of    8
49   15           behind   16
50   15  to the right of    2
51   15  to the right of    5
52   16               on    5
53   16      in front of   15
54   16   to the left of    5
55   17   to the left of    1
56   17  to the right of    6
57   17            above   14