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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: car ??
a: No
q: traffic light?
a: Yes
q: red light on?
a: Yes
q: the left side one?
a: Yes