Objects in the image:
category: car
category: stop sign
category: traffic light
category: person
category: skateboard
category: bicycle
category: car
category: car
category: person
category: person
category: traffic light
category: traffic light
category: car
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a vehicle?
a: Yes
q: is it a dark colour?
a: Yes
q: can you see the front tire?
a: Yes