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

Guessing-game dialogue about one of the objects:
q: IS it a vehicle?
a: No
q: Is it a person?
a: No
q: Is it a post?
a: No
q: Is it a light?
a: Yes
q: Is it a stoplight?
a: Yes
q: Is it above the biker?
a: No
q: Is it behind the truck?
a: No
q: IS it behind a van?
a: Yes
q: Is it red?
a: Yes