Are there either any cars or buckets in the scene?
No, there are no buckets or cars.
    src        edge_attr  dst
0     0   to the left of   11
1     0  to the right of    8
2     1   to the left of   11
3     1  to the right of    9
4     1  to the right of    7
5     1  to the right of    3
6     2   to the left of    9
7     2   to the left of    7
8     2  to the right of   12
9     3   to the left of    5
10    3   to the left of    4
11    3   to the left of    9
12    3   to the left of    7
13    3  to the right of   12
14    3  to the right of   10
15    3   to the left of    1
16    4  to the right of   12
17    4  to the right of    3
18    5  to the right of   12
19    5  to the right of    3
20    6  to the right of   12
21    7   to the left of    1
22    7  to the right of    2
23    7  to the right of    3
24    7  to the right of    8
25    7   to the left of   11
26    7  to the right of   12
27    8   to the left of    7
28    8   to the left of    9
29    8  to the right of   12
30    8  to the right of   10
31    8   to the left of    0
32    9  to the right of    2
33    9   to the left of    1
34    9  to the right of   12
35    9   to the left of   11
36    9  to the right of    8
37    9  to the right of    3
38   10   to the left of    8
39   10   to the left of    3
40   11  to the right of    7
41   11  to the right of    9
42   11  to the right of    0
43   11  to the right of    1
44   12   to the left of    4
45   12   to the left of    5
46   12   to the left of    2
47   12   to the left of    3
48   12   to the left of    6
49   12   to the left of    7
50   12   to the left of    9
51   12   to the left of    8