Which side of the photo is the traffic signal on?
The traffic signal is on the right of the image.
    src        edge_attr  dst
0     0  to the right of    4
1     0  to the right of    3
2     1               on    4
3     2  to the right of    4
4     2  to the right of    3
5     3   to the left of    2
6     3   to the left of    0
7     3   to the left of    4
8     4   to the left of    0
9     4  to the right of    3
10    4   to the left of    2