What kind of vehicle is teal?
The vehicle is a bus.
    src        edge_attr  dst
0     0  to the right of   14
1     1   to the left of    5
2     1   to the left of   11
3     1  to the right of    6
4     1  to the right of   13
5     1   to the left of    8
6     2  to the right of   11
7     2  to the right of    8
8     2  to the right of    9
9     3  to the right of    4
10    3  to the right of   10
11    4   to the left of    9
12    4   to the left of    3
13    5  to the right of    8
14    5  to the right of   11
15    5  to the right of   12
16    5  to the right of    1
17    5  to the right of    9
18    6   to the left of    1
19    6   to the left of    9
20    7   to the left of   14
21    7  to the right of   10
22    8   to the left of    2
23    8   to the left of    5
24    8  to the right of    1
25    8  to the right of   12
26    9  to the right of   10
27    9   to the left of    5
28    9  to the right of    6
29    9   to the left of    2
30    9  to the right of    4
31    9   to the left of   15
32   10   to the left of   14
33   10   to the left of    9
34   10   to the left of    7
35   10   to the left of    3
36   11  to the right of    1
37   11  to the right of   12
38   11   to the left of    2
39   11   to the left of    5
40   12   to the left of   11
41   12               on    4
42   12   to the left of    5
43   12   to the left of    8
44   13   to the left of    1
45   14   to the left of    0
46   14  to the right of   10
47   14  to the right of    7
48   15  to the right of    9