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