Is the person to the left or to the right of the white vehicle?
The person is to the right of the train.
    src        edge_attr  dst
0     2      waiting for    5
1     2   to the left of    6
2     2  to the right of    5
3     4  to the right of    7
4     5   to the left of    8
5     5   to the left of    6
6     5   to the left of    2
7     6  to the right of    2
8     6  to the right of    5
9     7   to the left of    4
10    8  to the right of    5