Is there either a fence or an umbrella in this scene?
Yes, there is an umbrella.
    src        edge_attr  dst
0     0            below    1
1     2  to the right of    6
2     3             near   18
3     3   to the left of    7
4     3  to the right of   17
5     3   to the left of    5
6     3  to the right of   16
7     3  to the right of   19
8     5  to the right of   16
9     5   to the left of    7
10    5  to the right of    3
11    5  to the right of   17
12    5  to the right of   19
13    5             near   18
14    6   to the left of   22
15    6   to the left of    2
16    6  to the right of   11
17    7  to the right of    5
18    7  to the right of    3
19    7  to the right of   17
20    7  to the right of   16
21    7  to the right of   18
22    9   to the left of   22
23    9   to the left of   15
24    9   to the left of   12
25    9  to the right of   11
26    9   to the left of   10
27   10  to the right of    9
28   11   to the left of    6
29   11   to the left of    9
30   12  to the right of    9
31   14  to the right of   20
32   15  to the right of    9
33   16             near   18
34   16   to the left of    3
35   16   to the left of    7
36   16  to the right of   19
37   16   to the left of    5
38   17   to the left of    3
39   17   to the left of    7
40   17   to the left of    5
41   17  to the right of   19
42   18  to the right of   19
43   18          next to   16
44   18          next to    5
45   18          next to    3
46   18   to the left of    7
47   19   to the left of    3
48   19   to the left of   17
49   19   to the left of   16
50   19   to the left of    5
51   19   to the left of   18
52   20   to the left of   21
53   20   to the left of   14
54   21  to the right of   20
55   22  to the right of    6
56   22  to the right of    9