Which kind of vehicle is not red?
The vehicle is a car.
    src        edge_attr  dst
0     0  to the right of   20
1     0  to the right of   12
2     0  to the right of   13
3     0  to the right of   18
4     1  to the right of   13
5     1  to the right of   15
6     3   to the left of    9
7     3   to the left of   14
8     3  to the right of    7
9     5  to the right of   16
10    5   to the left of   15
11    7   to the left of   14
12    7   to the left of    3
13    9  to the right of    3
14    9  to the right of   11
15    9  to the right of   14
16    9  to the right of   17
17    9  to the right of   13
18    9           behind   15
19   10  to the right of   15
20   10  to the right of   14
21   11   to the left of   15
22   11   to the left of    9
23   11   to the left of   13
24   11   to the left of   17
25   12   to the left of   18
26   12   to the left of   20
27   12  to the right of   13
28   12   to the left of    0
29   13  to the right of   11
30   13   to the left of    9
31   13   to the left of   18
32   13   to the left of   12
33   13   to the left of   20
34   13   to the left of    1
35   13   to the left of    0
36   14   to the left of    9
37   14  to the right of    3
38   14  to the right of    7
39   14   to the left of   10
40   15               on    2
41   15      in front of    9
42   15  to the right of   11
43   15   to the left of    1
44   15   to the left of   10
45   15  to the right of    5
46   16   to the left of    5
47   17   to the left of    9
48   17  to the right of   11
49   18  to the right of   20
50   18   to the left of    0
51   18  to the right of   13
52   18  to the right of   12
53   20  to the right of   12
54   20   to the left of   18
55   20  to the right of   13
56   20   to the left of    0