Objects in the image:
category: car
category: traffic light
category: car
category: car
category: car
category: car
category: traffic light
category: car

Guessing-game dialogue about one of the objects:
q: is it light?
a: N/A
q: is it traffic light?
a: Yes
q: in red color?
a: No
q: in the left side of the picture?
a: Yes