What vehicles are on the left of the man?
The vehicles are cars.
    src        edge_attr  dst
0     0   to the left of    4
1     0   to the left of    9
2     0   to the left of   12
3     0   to the left of    1
4     1               on    5
5     1          between    0
6     1      in front of   10
7     1  to the right of    0
8     1  to the right of   10
9     1   to the left of    9
10    2  to the right of    8
11    2  to the right of   11
12    4  to the right of    0
13    4  to the right of   12
14    4   to the left of    9
15    4               on    5
16    5   to the left of    9
17    5   to the left of   14
18    6           beside    5
19    8   to the left of    2
20    8   to the left of   11
21    9  to the right of    0
22    9  to the right of   12
23    9  to the right of    4
24    9  to the right of    1
25    9  to the right of    5
26   10   to the left of    1
27   10           behind    1
28   11  to the right of    8
29   11   to the left of    2
30   12   to the left of    9
31   12  to the right of    0
32   12           riding    1
33   12   to the left of    4
34   14  to the right of    5