Are there any cars or words?
Yes, there are words.
    src        edge_attr  dst
0     0  to the right of    8
1     0  to the right of   10
2     1  to the right of   13
3     1               on   14
4     2               on   14
5     3   to the left of   13
6     3   to the left of   12
7     4  to the right of   10
8     4   to the left of    6
9     4  to the right of   14
10    6  to the right of   14
11    6  to the right of   10
12    6  to the right of    4
13    7  to the right of   10
14    7               in    0
15    8   to the left of    0
16    8  to the right of   10
17    9               in    0
18    9           behind   10
19    9  to the right of   10
20   10   to the left of    8
21   10      in front of    9
22   10   to the left of    0
23   10   to the left of    4
24   10   to the left of    6
25   10   to the left of    9
26   10  to the right of   11
27   10   to the left of    7
28   11   to the left of   10
29   12  to the right of    3
30   13  to the right of    3
31   13               in    5
32   13   to the left of    1
33   14   to the left of    4
34   14   to the left of    6