Are the cars in the top part or in the bottom of the picture?
The cars are in the bottom of the image.
    src        edge_attr  dst
0     0   to the left of    8
1     0  to the right of    1
2     0  to the right of    9
3     1  to the right of   16
4     1   to the left of    0
5     1  to the right of   17
6     1   to the left of    8
7     2   to the left of   11
8     2  to the right of    6
9     2  to the right of    5
10    2  to the right of    8
11    2  to the right of    7
12    3   to the left of   11
13    3               on    2
14    3            above   15
15    4             near   13
16    4   to the left of    9
17    5            below    6
18    5   to the left of   11
19    5   to the left of    2
20    5            under    6
21    6   to the left of    2
22    6   to the left of   11
23    6               by    5
24    7   to the left of    2
25    7               on    8
26    7   to the left of   11
27    8   to the left of    2
28    8  to the right of    0
29    8   to the left of   11
30    8  to the right of    1
31    9   to the left of    0
32    9  to the right of    4
33   10  to the right of   13
34   11      in front of   13
35   11  to the right of    5
36   11  to the right of    8
37   11  to the right of    7
38   11  to the right of    6
39   11  to the right of    2
40   11  to the right of    3
41   11  to the right of   15
42   13           behind   11
43   13   to the left of   10
44   13             near    4
45   15            under    3
46   15               on    2
47   15   to the left of   11
48   16   to the left of    1
49   17               on   16
50   17   to the left of    1