What kind of vehicle is to the right of the person?
The vehicle is a car.
    src        edge_attr  dst
0     2  to the right of    9
1     2  to the right of    4
2     2  to the right of   16
3     4   to the left of    9
4     4   to the left of    2
5     6  to the right of   13
6     7   to the left of   14
7     9  to the right of    4
8     9   to the left of    2
9    13   to the left of    6
10   14  to the right of    7
11   16   to the left of    2