What vehicles are to the right of the taxi?
The vehicles are cars.
    src        edge_attr  dst
0     4  to the right of    5
1     4   to the left of   11
2     5     parked along    0
3     5   to the left of    4
4     5  to the right of   14
5     6        on top of    7
6     6  to the right of   10
7     7   to the left of   17
8     7  to the right of    8
9     7   to the left of   15
10    7  to the right of   16
11    8   to the left of   10
12    8   to the left of    7
13    8   to the left of   14
14   10   to the left of   15
15   10  to the right of    8
16   10   to the left of   17
17   10   to the left of    6
18   11        parked in    9
19   11  to the right of    4
20   12  to the right of   15
21   13  to the right of   15
22   14   to the left of   15
23   14  to the right of    8
24   14   to the left of    5
25   15  to the right of   10
26   15   to the left of   13
27   15   to the left of   12
28   15  to the right of    7
29   15  to the right of   14
30   16   to the left of    7
31   17  to the right of   10
32   17  to the right of    7