Do you see trucks on the road?
No, there is a bus on the road.
    src        edge_attr  dst
0     0   on the side of    3
1     0   to the left of    4
2     0   to the left of    2
3     2               on    1
4     2   to the left of    7
5     2   to the left of    6
6     2   to the left of    9
7     2   to the left of    8
8     2   to the left of    5
9     2  to the right of    0
10    3   to the left of    6
11    3   to the left of    5
12    3   to the left of    8
13    3   to the left of    7
14    3   to the left of    9
15    4  to the right of    0
16    5  to the right of    2
17    5  to the right of    3
18    5  to the right of    6
19    5   to the left of    9
20    6   to the left of    8
21    6   to the left of    9
22    6  to the right of    2
23    6  to the right of    3
24    6   to the left of    5
25    6   to the left of    7
26    7   to the left of    9
27    7  to the right of    6
28    7  to the right of    3
29    7  to the right of    2
30    8   to the left of    9
31    8  to the right of    6
32    8  to the right of    3
33    8  to the right of    2
34    9  to the right of    7
35    9  to the right of    8
36    9  to the right of    3
37    9  to the right of    2
38    9  to the right of    5
39    9  to the right of    6