Which kind of vehicle is to the right of the container?
The vehicle is a train car.
    src        edge_attr  dst
0     0   to the left of    6
1     0   to the left of    7
2     0   to the left of   12
3     0   to the left of    8
4     3  to the right of    9
5     3  to the right of    8
6     4  to the right of    5
7     5   to the left of   11
8     5   to the left of    4
9     6   to the left of    9
10    6  to the right of    0
11    6   to the left of    7
12    6   to the left of    8
13    7  to the right of    6
14    7  to the right of    0
15    7   to the left of    9
16    7   to the left of    8
17    8   to the left of    9
18    8  to the right of    6
19    8  to the right of    7
20    8   to the left of    3
21    8  to the right of    0
22    9  to the right of    8
23    9   to the left of    3
24    9  to the right of    6
25    9  to the right of    7
26   11  to the right of    5
27   12  to the right of    0