Objects in the image:
category: person
category: truck
category: car
category: car
category: person
category: dog
category: cat
category: person
category: car
category: person
category: truck
category: truck

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 an emergency vehicle?
a: No
q: is it a light color?
a: Yes