Which kind of vehicle is not blue, the car or the van?
The van is not blue.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of   10
2     1   to the left of    4
3     1   to the left of    9
4     1   to the left of    7
5     3  to the right of    7
6     3             near    6
7     3  to the right of    4
8     4   to the left of    3
9     4  to the right of    1
10    4  to the right of    7
11    4   to the left of    5
12    5  to the right of    4
13    5  to the right of    7
14    5   to the left of   10
15    5   to the left of    0
16    5  to the right of    9
17    6  to the right of   10
18    6          next to    3
19    6             near    3
20    6  to the right of   12
21    7  to the right of    1
22    7   to the left of    5
23    7   to the left of    3
24    7   to the left of    4
25    9   to the left of    5
26    9  to the right of    1
27   10  to the right of    5
28   10   to the left of    6
29   10   to the left of    0
30   12   to the left of    6