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