On which side is the red traffic light?
The traffic light is on the right of the image.
     src        edge_attr  dst
0      0   to the left of   14
1      0      standing on    5
2      0   to the left of   13
3      0  to the right of   39
4      0  to the right of   37
..   ...              ...  ...
250   41   to the left of   10
251   41   to the left of   31
252   42  to the right of   43
253   43  to the right of    8
254   43   to the left of   42

[255 rows x 3 columns]