Does the truck look black?
No, the truck is silver.
    src        edge_attr  dst
0     0               on   14
1     0   to the left of   16
2     2  to the right of    7
3     2  to the right of    6
4     2  to the right of   12
5     3  to the right of   12
6     3  to the right of    4
7     3  to the right of    7
8     3  to the right of    6
9     4  to the right of   17
10    4   to the left of   18
11    4   to the left of   20
12    4   to the left of    3
13    4   to the left of   13
14    5  to the right of   10
15    5   to the left of   18
16    6   to the left of    2
17    6   to the left of    3
18    6   to the left of   13
19    6   to the left of   18
20    7   to the left of    2
21    7   to the left of    3
22    7   to the left of   13
23    7   to the left of   18
24    9   to the left of   18
25   10   to the left of   18
26   10   to the left of    5
27   12   to the left of   13
28   12   to the left of    3
29   12   to the left of    2
30   12   to the left of   20
31   12   to the left of   18
32   13  to the right of    4
33   13  to the right of    6
34   13  to the right of   20
35   13  to the right of   12
36   13  to the right of    7
37   15   to the left of   16
38   16  to the right of   15
39   16  to the right of    0
40   17   to the left of   19
41   17   to the left of    4
42   18  to the right of    7
43   18  to the right of   20
44   18  to the right of    9
45   18  to the right of    4
46   18  to the right of    6
47   18  to the right of   10
48   18  to the right of    5
49   18  to the right of   12
50   19  to the right of   17
51   20   to the left of   13
52   20  to the right of    4
53   20  to the right of   12
54   20   to the left of   18