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

Guessing-game dialogue about one of the objects:
q: is it green?
a: No
q: is it a car?
a: Yes
q: is a red car?
a: Yes
q: is it going behind a grey car?
a: Yes