Do you see cars in front of the bike that looks black?
Yes, there is a car in front of the bike.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of    7
2     1      in front of   13
3     1   to the left of   17
4     1   to the left of    6
5     1   to the left of   19
6     1   to the left of    2
7     1   to the left of   14
8     1   to the left of   15
9     1   to the left of   18
10    1   to the left of    5
11    2  to the right of    1
12    3  to the right of    0
13    3   to the left of   16
14    3   to the left of   11
15    4   to the left of   16
16    5  to the right of    1
17    5  to the right of   10
18    6  to the right of   10
19    6               of   18
20    6  to the right of    1
21    7   to the left of   11
22    7  to the right of    0
23    8   to the left of   10
24    9   to the left of   15
25    9  to the right of   12
26   10  to the right of    8
27   10  to the right of   13
28   10   to the left of    5
29   10   to the left of    6
30   10   to the left of   18
31   11  to the right of    7
32   11   to the left of   19
33   11  to the right of    3
34   12   to the left of    9
35   13           behind    1
36   13               on    8
37   13   to the left of   10
38   14      in front of   18
39   14  to the right of    1
40   15  to the right of   16
41   15  to the right of    1
42   15  to the right of    9
43   16   to the left of   15
44   16   to the left of   19
45   16               of    1
46   16  to the right of    4
47   16  to the right of    3
48   17  to the right of    1
49   18  to the right of    1
50   18  to the right of   10
51   18               on    5
52   18           behind   14
53   19  to the right of    1
54   19  to the right of   16
55   19  to the right of   11