Are there any umbrellas or flags in the picture?
Yes, there is a flag.
    src        edge_attr  dst
0     0   to the left of   11
1     0  to the right of    8
2     0  to the right of   14
3     0   to the left of   13
4     2             near    8
5     2   on the side of    1
6     2  to the right of    4
7     2  to the right of    3
8     2  to the right of    8
9     2  to the right of    5
10    2  to the right of   14
11    2   to the left of   10
12    2  to the right of   15
13    3   to the left of    2
14    3   to the left of    6
15    4   to the left of    2
16    5   to the left of    2
17    6  to the right of    3
18    6  to the right of    9
19    8          next to    2
20    8   to the left of    2
21    8   to the left of    0
22    8       driving on    1
23    8               on    1
24    9   to the left of    6
25   10       growing in   11
26   10               on   11
27   10  to the right of   12
28   10  to the right of    2
29   11  to the right of    0
30   12   to the left of   10
31   13  to the right of    0
32   14   to the left of    0
33   14   to the left of    2
34   15   to the left of    2
35   15        parked on    1