Do you see a blue truck or bus?
Yes, there is a blue truck.
    src        edge_attr  dst
0     0  to the right of    7
1     0  to the right of    8
2     2  to the right of   12
3     2   to the left of    9
4     3   to the left of   11
5     3  to the right of    7
6     4  to the right of    7
7     4  to the right of   10
8     4  to the right of   17
9     4  to the right of   16
10    4  to the right of   12
11    5  to the right of   15
12    5  to the right of   14
13    6   to the left of    9
14    7   to the left of    0
15    7   to the left of    9
16    7   to the left of    8
17    7   to the left of    3
18    7   to the left of   11
19    7   to the left of    4
20    8   to the left of    0
21    8  to the right of    7
22    8   to the left of   11
23    9  to the right of    6
24    9  to the right of    7
25    9   to the left of   11
26    9  to the right of    2
27   10   to the left of    4
28   10   to the left of   15
29   11  to the right of    7
30   11  to the right of    8
31   11  to the right of    3
32   11  to the right of    9
33   12   to the left of    2
34   12   to the left of   13
35   12   to the left of    4
36   13  to the right of   12
37   13  to the right of   16
38   14  to the right of   15
39   14   to the left of    5
40   15   to the left of    5
41   15   to the left of   14
42   15  to the right of   10
43   16   to the left of   13
44   16   to the left of    4
45   17   to the left of    4