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

Guessing-game dialogue about one of the objects:
q: is it a light?
a: Yes
q: is it red light?
a: Yes
q: in the right side?
a: Yes
q: is the bigger one?
a: Yes