Are there any cars or trains in the image?
Yes, there is a train.
    src        edge_attr  dst
0     1   to the left of   12
1     1   to the left of    5
2     1   to the left of    4
3     2  to the right of    6
4     2  to the right of   16
5     4  to the right of   13
6     4  to the right of    1
7     5  to the right of   13
8     5  to the right of    1
9     6   to the left of    2
10    6   to the left of   18
11    8  to the right of   10
12    9  to the right of   13
13   10  to the right of   16
14   10   to the left of    8
15   12  to the right of   13
16   12  to the right of    1
17   13   to the left of   17
18   13   to the left of    4
19   13   to the left of   12
20   13   to the left of   15
21   13   to the left of   14
22   13   to the left of    5
23   13   to the left of    9
24   14  to the right of   13
25   14  to the right of   15
26   15   to the left of   14
27   15  to the right of   13
28   16   to the left of    2
29   16   to the left of   18
30   16   to the left of   10
31   17  to the right of   13
32   18  to the right of   16
33   18  to the right of    6