Are there trash cans or benches?
Yes, there is a bench.
    src        edge_attr  dst
0     0   to the left of   17
1     0   to the left of    3
2     1  to the right of   11
3     2   to the left of    7
4     2   to the left of   18
5     2   to the left of   16
6     2  to the right of    9
7     3  to the right of    0
8     5   to the left of    8
9     5  to the right of   11
10    7  to the right of    9
11    7  to the right of    2
12    7  to the right of    8
13    8  to the right of    5
14    8   to the left of    7
15    8  to the right of    9
16    8   to the left of   12
17    8   to the left of   16
18    8   to the left of   18
19    9   to the left of    2
20    9   to the left of   18
21    9   to the left of    7
22    9   to the left of   16
23    9   to the left of   15
24    9  to the right of   11
25    9   to the left of    8
26    9   to the left of   14
27   10  to the right of   11
28   11   to the left of    9
29   11   to the left of    1
30   11   to the left of   10
31   11   to the left of    5
32   12  to the right of   14
33   12  to the right of    8
34   14  to the right of    9
35   14   to the left of   12
36   15  to the right of    9
37   16  to the right of    9
38   16  to the right of    8
39   16  to the right of    2
40   17  to the right of    0
41   17  to the right of   18
42   18   to the left of   17
43   18  to the right of    2
44   18  to the right of    9
45   18  to the right of    8