The car of the truck has what color?
The car is white.
    src        edge_attr  dst
0     0               of    4
1     0  to the right of    2
2     0   to the left of    1
3     0  to the right of    6
4     0   to the left of    5
5     1  to the right of    2
6     1  to the right of    0
7     1  to the right of    4
8     1  to the right of    3
9     1  to the right of    7
10    1  to the right of    6
11    2               of    6
12    2   to the left of    1
13    2   to the left of    0
14    2   to the left of    4
15    2   to the left of    3
16    2   to the left of    7
17    2   to the left of    5
18    3  to the right of    6
19    3   to the left of    5
20    3  to the right of    2
21    3   to the left of    1
22    4   to the left of    1
23    4  to the right of    2
24    4   to the left of    5
25    4  to the right of    6
26    5  to the right of    6
27    5  to the right of    7
28    5  to the right of    0
29    5  to the right of    2
30    5  to the right of    3
31    5  to the right of    4
32    5               of    1
33    6   to the left of    4
34    6   to the left of    3
35    6   to the left of    1
36    6   to the left of    0
37    6   to the left of    7
38    6   to the left of    5
39    7  to the right of    6
40    7   to the left of    5
41    7  to the right of    2
42    7   to the left of    1