Is the green vehicle to the left or to the right of the person?
The train is to the right of the person.
    src        edge_attr  dst
0     0   to the left of    8
1     1   to the left of    8
2     2  to the right of    6
3     3      in front of    6
4     3           behind   12
5     5           behind   12
6     5  to the right of    6
7     5               at    8
8     6      surrounding    8
9     6   to the left of   12
10    6   to the left of    5
11    6   to the left of    7
12    6           behind    3
13    6   to the left of    2
14    7  to the right of    6
15    8           behind   12
16    8    surrounded by    6
17    8  to the right of    1
18    8  to the right of   12
19    8  to the right of    0
20    9  to the right of   11
21    9   to the left of   12
22   10               at    8
23   11   to the left of   12
24   11   to the left of    9
25   11      standing by    9
26   12               on    4
27   12      in front of    5
28   12      in front of    3
29   12   to the left of    8
30   12  to the right of    6
31   12      in front of    8
32   12  to the right of    9
33   12  to the right of   11